[gegl] ctx: update from upstream
- From: Øyvind "pippin" Kolås <ok src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gegl] ctx: update from upstream
- Date: Sun, 29 Aug 2021 17:49:10 +0000 (UTC)
commit 5cc8761fcf91d2506f3e07cf6c67c309c91d7b58
Author: Øyvind Kolås <pippin gimp org>
Date: Sun Aug 29 19:46:25 2021 +0200
ctx: update from upstream
gegl/ctx/ctx.h | 51064 +++++++++++++++++++++++++++++++++++--------------------
1 file changed, 32313 insertions(+), 18751 deletions(-)
---
diff --git a/gegl/ctx/ctx.h b/gegl/ctx/ctx.h
index 24ca7e99b..bacb219b8 100644
--- a/gegl/ctx/ctx.h
+++ b/gegl/ctx/ctx.h
@@ -1,3 +1,4 @@
+/* ctx git commit: b8eb59c */
/*
* ctx.h is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@@ -74,6 +75,8 @@ enum _CtxPixelFormat
CTX_FORMAT_CMYK8, //15
CTX_FORMAT_CMYKA8, //16
CTX_FORMAT_CMYKAF, //17
+ CTX_FORMAT_YUV420, //18
+ CTX_FORMAT_RGBA8_SEPARATE_ALPHA, // 19
};
typedef enum _CtxPixelFormat CtxPixelFormat;
@@ -295,6 +298,14 @@ void ctx_define_texture (Ctx *ctx,
void *data,
char *ret_eid);
+void
+ctx_source_transform (Ctx *ctx, float a, float b, // hscale, hskew
+ float c, float d, // vskew, vscale
+ float e, float f); // htran, vtran
+typedef struct _CtxMatrix CtxMatrix;
+void
+ctx_source_transform_matrix (Ctx *ctx, CtxMatrix *matrix);
+
void
ctx_get_image_data (Ctx *ctx, int sx, int sy, int sw, int sh,
CtxPixelFormat format, int dst_stride,
@@ -428,25 +439,43 @@ int ctx_unichar_to_utf8 (uint32_t ch, uint8_t *dest);
typedef enum
{
- CTX_FILL_RULE_EVEN_ODD,
- CTX_FILL_RULE_WINDING
+ CTX_FILL_RULE_WINDING,
+ CTX_FILL_RULE_EVEN_ODD
} CtxFillRule;
typedef enum
{
- CTX_COMPOSITE_SOURCE_OVER,
- CTX_COMPOSITE_COPY,
- CTX_COMPOSITE_SOURCE_IN,
- CTX_COMPOSITE_SOURCE_OUT,
- CTX_COMPOSITE_SOURCE_ATOP,
- CTX_COMPOSITE_CLEAR,
-
- CTX_COMPOSITE_DESTINATION_OVER,
- CTX_COMPOSITE_DESTINATION,
- CTX_COMPOSITE_DESTINATION_IN,
- CTX_COMPOSITE_DESTINATION_OUT,
- CTX_COMPOSITE_DESTINATION_ATOP,
- CTX_COMPOSITE_XOR,
+#if 0
+ CTX_COMPOSITE_SOURCE_OVER = 0,
+ CTX_COMPOSITE_COPY = 32,
+ CTX_COMPOSITE_SOURCE_IN = 64,
+ CTX_COMPOSITE_SOURCE_OUT = 96,
+ CTX_COMPOSITE_SOURCE_ATOP = 128,
+ CTX_COMPOSITE_CLEAR = 160,
+
+ CTX_COMPOSITE_DESTINATION_OVER = 192,
+ CTX_COMPOSITE_DESTINATION = 224,
+ CTX_COMPOSITE_DESTINATION_IN = 256,
+ CTX_COMPOSITE_DESTINATION_OUT = 288,
+ CTX_COMPOSITE_DESTINATION_ATOP = 320,
+ CTX_COMPOSITE_XOR = 352,
+
+ CTX_COMPOSITE_ALL = (32+64+128+256)
+#else
+ CTX_COMPOSITE_SOURCE_OVER =0,
+ CTX_COMPOSITE_COPY ,
+ CTX_COMPOSITE_SOURCE_IN ,
+ CTX_COMPOSITE_SOURCE_OUT ,
+ CTX_COMPOSITE_SOURCE_ATOP ,
+ CTX_COMPOSITE_CLEAR ,
+
+ CTX_COMPOSITE_DESTINATION_OVER ,
+ CTX_COMPOSITE_DESTINATION ,
+ CTX_COMPOSITE_DESTINATION_IN ,
+ CTX_COMPOSITE_DESTINATION_OUT ,
+ CTX_COMPOSITE_DESTINATION_ATOP ,
+ CTX_COMPOSITE_XOR ,
+#endif
} CtxCompositingMode;
typedef enum
@@ -918,7 +947,6 @@ typedef enum
// data can be a string with a name,
// icc data or perhaps our own serialization
// of profile data
- CTX_EDGE_FLIPPED = '`', // x0 y0 x1 y1 - s16
CTX_REL_ARC_TO = 'a', // x1 y1 x2 y2 radius
CTX_CLIP = 'b',
CTX_REL_CURVE_TO = 'c', // cx1 cy1 cx2 cy2 x y
@@ -948,13 +976,16 @@ typedef enum
CTX_CLOSE_PATH = 'z', //
CTX_START_GROUP = '{',
CTX_END_GROUP = '}',
- CTX_EDGE = ',',
+ CTX_SOURCE_TRANSFORM = '`',
+
+ CTX_EDGE = '&', // will not occur in commandstream
+ CTX_EDGE_FLIPPED = '^', // x0 y0 x1 y1 - s16 // thus these use reserved entries as code
/* though expressed as two chars in serialization we have
* dedicated byte commands for the setters to keep the dispatch
* simpler. There is no need for these to be human readable thus we go >128
*
- * unused: !&<=>?:.=/\
+ * unused: !&<=>?:.=/\`,
* reserved: '"& # %^@
*/
@@ -1613,11 +1644,11 @@ typedef enum
enum _CtxAntialias
{
- CTX_ANTIALIAS_DEFAULT,
+ CTX_ANTIALIAS_DEFAULT, // fast - suitable for realtime UI
CTX_ANTIALIAS_NONE, // non-antialiased
- CTX_ANTIALIAS_FAST, // aa 3
- CTX_ANTIALIAS_GOOD, // aa 5
- CTX_ANTIALIAS_BEST // aa 17
+ CTX_ANTIALIAS_FAST, // aa 3 // deprected or is default equal to this now?
+ CTX_ANTIALIAS_GOOD, // aa 5 // this should perhaps still be 5?
+ CTX_ANTIALIAS_BEST // aa 17 // accurate-suitable for saved assets
};
typedef enum _CtxAntialias CtxAntialias;
@@ -1709,7 +1740,7 @@ ctx_parser_set_size (CtxParser *parser,
float cell_width,
float cell_height);
-void ctx_parser_feed_byte (CtxParser *parser, int byte);
+void ctx_parser_feed_bytes (CtxParser *parser, const char *data, int count);
int
ctx_get_contents (const char *path,
@@ -1727,9 +1758,63 @@ int
ctx_base642bin (const char *ascii,
int *length,
unsigned char *bin);
+
+
+struct
+ _CtxMatrix
+{
+ float m[3][2];
+};
+
+void ctx_apply_matrix (Ctx *ctx, CtxMatrix *matrix);
+void ctx_matrix_apply_transform (const CtxMatrix *m, float *x, float *y);
+void ctx_matrix_invert (CtxMatrix *m);
+void ctx_matrix_identity (CtxMatrix *matrix);
+void ctx_matrix_scale (CtxMatrix *matrix, float x, float y);
+void ctx_matrix_rotate (CtxMatrix *matrix, float angle);
+void ctx_matrix_multiply (CtxMatrix *result,
+ const CtxMatrix *t,
+ const CtxMatrix *s);
+
+
+
+
float ctx_term_get_cell_width (Ctx *ctx);
float ctx_term_get_cell_height (Ctx *ctx);
+
+
+
+
+#if 1 // CTX_VT
+
+typedef struct _VT VT;
+void vt_feed_keystring (VT *vt, CtxEvent *event, const char *str);
+void vt_paste (VT *vt, const char *str);
+char *vt_get_selection (VT *vt);
+long vt_rev (VT *vt);
+int vt_has_blink (VT *vt);
+
+int ctx_clients_need_redraw (Ctx *ctx);
+void ctx_clients_handle_events (Ctx *ctx);
+
+
+typedef struct _CtxBuffer CtxBuffer;
+CtxBuffer *ctx_buffer_new_for_data (void *data, int width, int height,
+ int stride,
+ CtxPixelFormat pixel_format,
+ void (*freefunc) (void *pixels, void *user_data),
+ void *user_data);
+
+
+
+
+
+
+
+#endif
+
+
#ifndef CTX_CODEC_CHAR
//#define CTX_CODEC_CHAR '\035'
//#define CTX_CODEC_CHAR 'a'
@@ -1747,6 +1832,13 @@ float ctx_term_get_cell_height (Ctx *ctx);
#endif
#ifndef __CTX_H__
#define __CTX_H__
+#ifndef _DEFAULT_SOURCE
+#define _DEFAULT_SOURCE
+#endif
+#ifndef _XOPEN_SOURCE
+#define _XOPEN_SOURCE 600
+#endif
+
#ifndef CTX_STRING_H
#define CTX_STRING_H
@@ -4171,9 +4263,12 @@ static inline CtxList *ctx_list_find_custom (CtxList *list,
#endif
-#define CTX_RASTERIZER_AA_SLOPE_LIMIT3 (13424/CTX_SUBDIV/15)
-#define CTX_RASTERIZER_AA_SLOPE_LIMIT5 (20425/CTX_SUBDIV/15)
-#define CTX_RASTERIZER_AA_SLOPE_LIMIT15 (50425/CTX_SUBDIV/15)
+#define CTX_RASTERIZER_AA_SLOPE_LIMIT3 (65536/CTX_SUBDIV/15)
+//#define CTX_RASTERIZER_AA_SLOPE_LIMIT3_FAST_AA (65536/CTX_SUBDIV/15)
+//#define CTX_RASTERIZER_AA_SLOPE_LIMIT3_FAST_AA (120536/CTX_SUBDIV/15)
+#define CTX_RASTERIZER_AA_SLOPE_LIMIT3_FAST_AA (105000/CTX_SUBDIV/15)
+#define CTX_RASTERIZER_AA_SLOPE_LIMIT5 (140425/CTX_SUBDIV/15)
+#define CTX_RASTERIZER_AA_SLOPE_LIMIT15 (260425/CTX_SUBDIV/15)
/* subpixel-aa coordinates used in BITPACKing of drawlist
*
@@ -4181,7 +4276,7 @@ static inline CtxList *ctx_list_find_custom (CtxList *list,
*/
#ifndef CTX_SUBDIV
#define CTX_SUBDIV 8 // max framebufer width 4095
-//#define CTX_SUBDIV 10 // max framebufer width 3250
+//#define CTX_SUBDIV 10 // max framebufer width 3250
//#define CTX_SUBDIV 16 // max framebufer width 2047
//#define CTX_SUBDIV 24 // max framebufer width 1350
//#define CTX_SUBDIV 32 // max framebufer width 1023
@@ -4276,12 +4371,6 @@ static inline CtxList *ctx_list_find_custom (CtxList *list,
#define CTX_GRADIENTS 1
#endif
-/* some optinal micro-optimizations that are known to increase code size
- */
-#ifndef CTX_SORTING_NETWORKS
-#define CTX_SORTING_NETWORKS 1
-#endif
-
#ifndef CTX_ALIGNED_STRUCTS
#define CTX_ALIGNED_STRUCTS 1
#endif
@@ -4291,7 +4380,7 @@ static inline CtxList *ctx_list_find_custom (CtxList *list,
#endif
#ifndef CTX_FONTS_FROM_FILE
-#define CTX_FONTS_FROM_FILE 1
+#define CTX_FONTS_FROM_FILE 0
#endif
#ifndef CTX_FORMATTER
@@ -4310,6 +4399,10 @@ static inline CtxList *ctx_list_find_custom (CtxList *list,
#define CTX_XML 1
#endif
+#ifndef CTX_VT
+#define CTX_VT 0
+#endif
+
/* when ctx_math is defined, which it is by default, we use ctx' own
* implementations of math functions, instead of relying on math.h
* the possible inlining gives us a slight speed-gain, and on
@@ -4369,7 +4462,7 @@ static inline CtxList *ctx_list_find_custom (CtxList *list,
/* whether we dither or not for gradients
*/
#ifndef CTX_DITHER
-#define CTX_DITHER 1
+#define CTX_DITHER 0
#endif
/* only source-over clear and copy will work, the API still
@@ -4387,7 +4480,8 @@ static inline CtxList *ctx_list_find_custom (CtxList *list,
#define CTX_FORCE_INLINES 1
#endif
-/* create one-off inlined inner loop for normal blend mode
+/* create one-off inlined inner loop for normal blend mode (for floating point,
+ * for RGBA8 manual loops overrrides
*/
#ifndef CTX_INLINED_NORMAL
#define CTX_INLINED_NORMAL 1
@@ -4401,24 +4495,11 @@ static inline CtxList *ctx_list_find_custom (CtxList *list,
#define CTX_BRAILLE_TEXT 0
#endif
-/* including immintrin.h triggers building of AVX2 code paths, if - like
- * sometimes when including SDL one does want it at all do a
- * #define CTX_AVX2 0 before including ctx.h for implementation.
- */
-#ifndef CTX_AVX2
-#ifdef _IMMINTRIN_H_INCLUDED
-#define CTX_AVX2 1
-#else
-#define CTX_AVX2 0
-#endif
-#endif
-
-/* Build code paths for grayscale rasterization, normally this is handled
- * by the RGBA8 codepaths; on microcontrollers with eink this might be
- * a better option.
+/* Build code paths for grayscale rasterization, this makes clipping
+ * faster.
*/
#ifndef CTX_NATIVE_GRAYA8
-#define CTX_NATIVE_GRAYA8 0
+#define CTX_NATIVE_GRAYA8 1
#endif
/* enable CMYK rasterization targets
@@ -4443,7 +4524,7 @@ static inline CtxList *ctx_list_find_custom (CtxList *list,
#endif
#ifndef CTX_ENABLE_FLOAT
-#define CTX_ENABLE_FLOAT 0
+#define CTX_ENABLE_FLOAT 0
#endif
/* by default ctx includes all pixel formats, on microcontrollers
@@ -4452,6 +4533,10 @@ static inline CtxList *ctx_list_find_custom (CtxList *list,
* manually add CTX_ENABLE_ flags for each of them.
*/
#if CTX_LIMIT_FORMATS
+#if CTX_NATIVE_GRAYA8
+#define CTX_ENABLE_GRAYA8 1
+#define CTX_ENABLE_GRAY8 1
+#endif
#else
#define CTX_ENABLE_GRAY1 1
@@ -4473,6 +4558,7 @@ static inline CtxList *ctx_list_find_custom (CtxList *list,
#undef CTX_ENABLE_FLOAT
#endif
#define CTX_ENABLE_FLOAT 1
+#define CTX_ENABLE_YUV420 1
#if CTX_ENABLE_CMYK
#define CTX_ENABLE_CMYK8 1
@@ -4523,6 +4609,9 @@ static inline CtxList *ctx_list_find_custom (CtxList *list,
#define CTX_BABL 0
#endif
+#ifndef CTX_ALWAYS_USE_NEAREST_FOR_SCALE1
+#define CTX_ALWAYS_USE_NEAREST_FOR_SCALE1 1
+#endif
/* force add format if we have shape cache */
#if CTX_SHAPE_CACHE
@@ -4616,7 +4705,11 @@ static inline CtxList *ctx_list_find_custom (CtxList *list,
#define CTX_PI 3.141592653589793f
#ifndef CTX_RASTERIZER_MAX_CIRCLE_SEGMENTS
-#define CTX_RASTERIZER_MAX_CIRCLE_SEGMENTS 120
+#define CTX_RASTERIZER_MAX_CIRCLE_SEGMENTS 400
+#endif
+
+#ifndef CTX_MAX_FRAMEBUFFER_WIDTH
+#define CTX_MAX_FRAMEBUFFER_WIDTH 2560
#endif
#ifndef CTX_MAX_FONTS
@@ -4658,11 +4751,9 @@ static inline CtxList *ctx_list_find_custom (CtxList *list,
#define CTX_RASTERIZER_EDGE_MULTIPLIER 1024
-
-#ifndef CTX_COMPOSITE_SUFFIX
-#define CTX_COMPOSITE_SUFFIX(symbol) symbol##_default
-#endif
-
+ // increasing this to 2048
+ // removes artifacts in top half of res-diagram -
+ // but reduces maximum available buffer width
#ifndef CTX_IMPLEMENTATION
#define CTX_IMPLEMENTATION 0
#else
@@ -4716,7 +4807,7 @@ static inline CtxList *ctx_list_find_custom (CtxList *list,
#endif
#ifndef CTX_AUDIO
-#define CTX_AUDIO 1
+#define CTX_AUDIO 0
#endif
#ifndef CTX_TILED
@@ -4727,13 +4818,17 @@ static inline CtxList *ctx_list_find_custom (CtxList *list,
#endif
#endif
+#ifndef CTX_THREADS
#if CTX_FB
#define CTX_THREADS 1
#else
#define CTX_THREADS 0
#endif
+#endif
-
+#if CTX_THREADS
+#include <threads.h>
+#endif
/* Copyright (C) 2020 Øyvind Kolås <pippin gimp org>
*/
@@ -4755,10 +4850,10 @@ int ctx_a85len (const char *src, int count);
#define CTX_CLAMP(val,min,max) ((val)<(min)?(min):(val)>(max)?(max):(val))
-static inline int ctx_mini (int a, int b) { if (a < b) return a; return b; }
-static inline float ctx_minf (float a, float b) { if (a < b) return a; return b; }
-static inline int ctx_maxi (int a, int b) { if (a > b) return a; return b; }
-static inline float ctx_maxf (float a, float b) { if (a > b) return a; return b; }
+static inline int ctx_mini (int a, int b) { return (a < b) * a + (a >= b) * b; }
+static inline float ctx_minf (float a, float b) { return (a < b) * a + (a >= b) * b; }
+static inline int ctx_maxi (int a, int b) { return (a > b) * a + (a <= b) * b; }
+static inline float ctx_maxf (float a, float b) { return (a > b) * a + (a <= b) * b; }
typedef enum CtxOutputmode
@@ -4811,6 +4906,39 @@ ctx_invsqrtf (float x)
return x;
}
+static inline float
+ctx_invsqrtf_fast (float x)
+{
+ void *foo = &x;
+//float xhalf = 0.5f * x;
+ int i=* (int *) foo;
+ void *bar = &i;
+ i = 0x5f3759df - (i >> 1);
+ x = * (float *) bar;
+//x *= (1.5f - xhalf * x * x);
+ return x;
+}
+
+CTX_INLINE static float ctx_sqrtf (float a)
+{
+ return 1.0f/ctx_invsqrtf (a);
+}
+
+CTX_INLINE static float ctx_sqrtf_fast (float a)
+{
+ return 1.0f/ctx_invsqrtf_fast (a);
+}
+
+CTX_INLINE static float ctx_hypotf (float a, float b)
+{
+ return ctx_sqrtf (ctx_pow2 (a)+ctx_pow2 (b) );
+}
+
+CTX_INLINE static float ctx_hypotf_fast (float a, float b)
+{
+ return ctx_sqrtf_fast (ctx_pow2 (a)+ctx_pow2 (b) );
+}
+
CTX_INLINE static float
ctx_sinf (float x)
{
@@ -4892,15 +5020,6 @@ static inline float ctx_atan2f (float y, float x)
return atan;
}
-CTX_INLINE static float ctx_sqrtf (float a)
-{
- return 1.0f/ctx_invsqrtf (a);
-}
-
-CTX_INLINE static float ctx_hypotf (float a, float b)
-{
- return ctx_sqrtf (ctx_pow2 (a)+ctx_pow2 (b) );
-}
static inline float ctx_atanf (float a)
{
@@ -4935,7 +5054,7 @@ static inline float
ctx_expf (float x)
{
union { uint32_t i; float f; } v =
- { (1 << 23) * (x + 183.1395965) };
+ { (uint32_t)( (1 << 23) * (x + 183.1395965f)) };
return v.f;
}
@@ -4965,14 +5084,11 @@ static inline float _ctx_parse_float (const char *str, char **endptr)
const char *ctx_get_string (Ctx *ctx, uint64_t hash);
void ctx_set_string (Ctx *ctx, uint64_t hash, const char *value);
typedef struct _CtxColor CtxColor;
-typedef struct _CtxBuffer CtxBuffer;
-typedef struct _CtxMatrix CtxMatrix;
-struct
- _CtxMatrix
-{
- float m[3][2];
-};
+void
+ctx_matrix_translate (CtxMatrix *matrix, float x, float y);
+
+
void ctx_get_matrix (Ctx *ctx, CtxMatrix *matrix);
int ctx_color (Ctx *ctx, const char *string);
@@ -4992,17 +5108,6 @@ int ctx_utf8_len (const unsigned char first_byte);
void ctx_user_to_device (Ctx *ctx, float *x, float *y);
void ctx_user_to_device_distance (Ctx *ctx, float *x, float *y);
const char *ctx_utf8_skip (const char *s, int utf8_length);
-void ctx_apply_matrix (Ctx *ctx, CtxMatrix *matrix);
-void ctx_matrix_apply_transform (const CtxMatrix *m, float *x, float *y);
-void ctx_matrix_invert (CtxMatrix *m);
-void ctx_matrix_identity (CtxMatrix *matrix);
-void ctx_matrix_scale (CtxMatrix *matrix, float x, float y);
-void ctx_matrix_rotate (CtxMatrix *matrix, float angle);
-void ctx_matrix_multiply (CtxMatrix *result,
- const CtxMatrix *t,
- const CtxMatrix *s);
-void
-ctx_matrix_translate (CtxMatrix *matrix, float x, float y);
int ctx_is_set_now (Ctx *ctx, uint64_t hash);
void ctx_set_size (Ctx *ctx, int width, int height);
@@ -5159,6 +5264,8 @@ _ctx_file_get_contents (const char *path,
#define CTX_newPath TOKENHASH(23510545975776)
#define CTX_new_state TOKENHASH(16912954280416)
#define CTX_none TOKENHASH(492640)
+#define CTX_nonzero TOKENHASH(37865948256)
+#define CTX_non_zero TOKENHASH(1211709359200)
#define CTX_normal TOKENHASH(946840672)
#define CTX_quad_to TOKENHASH(37986115046)
#define CTX_quadTo TOKENHASH(1233857682918)
@@ -5214,6 +5321,7 @@ _ctx_file_get_contents (const char *path,
#define CTX_sourceOut TOKENHASH(7371294932695718)
#define CTX_source_out TOKENHASH(3851660580666474)
#define CTX_sourceOver TOKENHASH(7584784067385004)
+#define CTX_sourceTransform TOKENHASH(7515321363744130)
#define CTX_source_over TOKENHASH(8690648756484770)
#define CTX_square TOKENHASH(511950058)
#define CTX_start TOKENHASH(47455658)
@@ -5508,6 +5616,7 @@ struct _CtxGradient
struct _CtxSource
{
int type;
+ CtxMatrix set_transform;
CtxMatrix transform;
union
{
@@ -5516,8 +5625,6 @@ struct _CtxSource
{
uint8_t rgba[4]; // shares data with set color
uint8_t pad;
- float x0;
- float y0;
CtxBuffer *buffer;
} texture;
struct
@@ -5869,7 +5976,7 @@ struct _Ctx
};
-void ctx_process (Ctx *ctx, CtxEntry *entry);
+static void ctx_process (Ctx *ctx, CtxEntry *entry);
CtxBuffer *ctx_buffer_new (int width, int height,
CtxPixelFormat pixel_format);
void ctx_buffer_free (CtxBuffer *buffer);
@@ -5877,10 +5984,10 @@ void ctx_buffer_free (CtxBuffer *buffer);
void
ctx_state_gradient_clear_stops (CtxState *state);
-void ctx_interpret_style (CtxState *state, CtxEntry *entry, void *data);
-void ctx_interpret_transforms (CtxState *state, CtxEntry *entry, void *data);
-void ctx_interpret_pos (CtxState *state, CtxEntry *entry, void *data);
-void ctx_interpret_pos_transform (CtxState *state, CtxEntry *entry, void *data);
+static inline void ctx_interpret_style (CtxState *state, CtxEntry *entry, void *data);
+static inline void ctx_interpret_transforms (CtxState *state, CtxEntry *entry, void *data);
+static inline void ctx_interpret_pos (CtxState *state, CtxEntry *entry, void *data);
+static inline void ctx_interpret_pos_transform (CtxState *state, CtxEntry *entry, void *data);
struct _CtxInternalFsEntry
{
@@ -5913,14 +6020,14 @@ struct _CtxPixelFormatInfo
};
-static void
+static inline void
_ctx_user_to_device (CtxState *state, float *x, float *y);
static void
_ctx_user_to_device_distance (CtxState *state, float *x, float *y);
static void ctx_state_init (CtxState *state);
-void
+static inline void
ctx_interpret_pos_bare (CtxState *state, CtxEntry *entry, void *data);
-void
+static inline void
ctx_drawlist_deinit (CtxDrawlist *drawlist);
CtxPixelFormatInfo *
@@ -5940,17 +6047,6 @@ ctx_utf8_to_unichar (const char *input);
typedef struct _CtxHasher CtxHasher;
-typedef struct CtxEdge
-{
-#if CTX_ALIGNED_STRUCTS==1
- uint32_t index;
-#else
- uint16_t index;
-#endif
- int32_t val; /* the center-line intersection */
- int32_t delta;
-} CtxEdge;
-
typedef void (*CtxFragment) (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float dx,
float dy);
#define CTX_MAX_GAUSSIAN_KERNEL_DIM 512
@@ -5976,6 +6072,13 @@ struct _CtxShapeCache
typedef struct _CtxShapeCache CtxShapeCache;
+typedef enum {
+ CTX_COV_PATH_FALLBACK =0,
+ CTX_COV_PATH_OVER,
+ CTX_COV_PATH_COPY,
+ CTX_COV_PATH_COPY_FRAGMENT,
+ CTX_COV_PATH_OVER_FRAGMENT
+} CtxCovPath;
struct _CtxRasterizer
{
@@ -5990,15 +6093,16 @@ struct _CtxRasterizer
float kernel[CTX_MAX_GAUSSIAN_KERNEL_DIM];
#endif
- int aa; // level of vertical aa
- int active_edges;
- int active_edges2;
- int pending_edges; // this-scanline
- int ending_edges; // count of edges ending this scanline
- int edge_pos; // where we're at in iterating all edges
- CtxEdge edges[CTX_MAX_EDGES];
+ unsigned int aa; // level of vertical aa
+ int fast_aa;
+ int prev_active_edges;
+ int active_edges;
+ int pending_edges;
+ int ending_edges;
+ int edge_pos; // where we're at in iterating all edges
+ int edges[CTX_MAX_EDGES]; // integer position in edge array
- int scanline;
+ int scanline;
int scan_min;
int scan_max;
int col_min;
@@ -6024,13 +6128,14 @@ struct _CtxRasterizer
float first_x;
float first_y;
- int8_t needs_aa3; // count of how many edges implies antialiasing
- int8_t needs_aa5; // count of how many edges implies antialiasing
- int8_t needs_aa15; // count of how many edges implies antialiasing
+ unsigned int needs_aa3; // count of how many edges implies antialiasing
+ unsigned int needs_aa5; // count of how many edges implies antialiasing
+ unsigned int needs_aa15; // count of how many edges implies antialiasing
+ int horizontal_edges;
+ int uses_transforms;
int has_shape:2;
int has_prev:2;
int preserve:1;
- int uses_transforms:1;
int16_t blit_x;
int16_t blit_y;
@@ -6054,6 +6159,8 @@ struct _CtxRasterizer
#define CTX_COMPOSITE_ARGUMENTS CtxRasterizer *rasterizer, uint8_t * __restrict__ dst, uint8_t *
__restrict__ src, int x0, uint8_t * __restrict__ coverage, int count
void (*comp_op)(CTX_COMPOSITE_ARGUMENTS);
+ CtxCovPath comp;
+
#if CTX_ENABLE_CLIP
CtxBuffer *clip_buffer;
#endif
@@ -6211,11 +6318,11 @@ static void ctx_color_set_graya (CtxState *state, CtxColor *color, float gray, f
int ctx_color_model_get_components (CtxColorModel model);
-void ctx_state_set (CtxState *state, uint64_t key, float value);
+static void ctx_state_set (CtxState *state, uint64_t key, float value);
static void
ctx_matrix_set (CtxMatrix *matrix, float a, float b, float c, float d, float e, float f);
static void ctx_font_setup ();
-float ctx_state_get (CtxState *state, uint64_t hash);
+static float ctx_state_get (CtxState *state, uint64_t hash);
#if CTX_RASTERIZER
@@ -6288,12 +6395,6 @@ ctx_rasterizer_set_pixel (CtxRasterizer *rasterizer,
uint8_t b,
uint8_t a);
static void
-ctx_rasterizer_rectangle (CtxRasterizer *rasterizer,
- float x,
- float y,
- float width,
- float height);
-static void
ctx_rasterizer_round_rectangle (CtxRasterizer *rasterizer, float x, float y, float width, float height,
float corner_radius);
#endif
@@ -6324,6 +6425,70 @@ CTX_INLINE static uint8_t ctx_lerp_u8 (uint8_t v0, uint8_t v1, uint8_t dx)
#endif
}
+CTX_INLINE static uint32_t ctx_lerp_RGBA8 (const uint32_t v0, const uint32_t v1, const uint8_t dx)
+{
+#if 0
+ char bv0[4];
+ char bv1[4];
+ char res[4];
+ memcpy (&bv0[0], &v0, 4);
+ memcpy (&bv1[0], &v1, 4);
+ for (int c = 0; c < 4; c++)
+ res [c] = ctx_lerp_u8 (bv0[c], bv1[c], dx);
+ return ((uint32_t*)(&res[0]))[0];
+#else
+ const uint32_t cov = dx;
+ const uint32_t si_ga = (v1 & 0xff00ff00);
+ const uint32_t si_rb = v1 & 0x00ff00ff;
+ const uint32_t di_rb = v0 & 0x00ff00ff;
+ const uint32_t d_rb = si_rb - di_rb;
+ const uint32_t di_ga = v0 & 0xff00ff00;
+ const uint32_t d_ga = (si_ga >>8) - (di_ga>>8);
+ return
+ (((di_rb + ((0xff00ff + d_rb * cov)>>8)) & 0x00ff00ff)) |
+ (((di_ga + (0xff00ff + d_ga * cov)) & 0xff00ff00));
+
+#endif
+}
+
+CTX_INLINE static void ctx_lerp_RGBA8_split (const uint32_t v0, const uint32_t v1, const uint8_t dx,
+ uint32_t *dest_ga, uint32_t *dest_rb)
+{
+ const uint32_t cov = dx;
+ const uint32_t si_ga = (v1 & 0xff00ff00);
+ const uint32_t si_rb = v1 & 0x00ff00ff;
+ const uint32_t di_rb = v0 & 0x00ff00ff;
+ const uint32_t di_ga = v0 & 0xff00ff00;
+ const uint32_t d_rb = si_rb - di_rb;
+ const uint32_t d_ga = (si_ga >>8) - (di_ga >> 8);
+ *dest_rb = (((di_rb + ((0xff00ff + d_rb * cov)>>8)) & 0x00ff00ff));
+ *dest_ga = (((di_ga + (0xff00ff + d_ga * cov)) & 0xff00ff00));
+}
+
+CTX_INLINE static uint32_t ctx_lerp_RGBA8_merge (uint32_t di_ga, uint32_t di_rb, uint32_t si_ga, uint32_t
si_rb, const uint8_t dx)
+{
+ const uint32_t cov = dx;
+ const uint32_t d_rb = si_rb - di_rb;
+ const uint32_t d_ga = (si_ga - di_ga) >> 8;
+ return
+ (((di_rb + ((0xff00ff + d_rb * cov)>>8)) & 0x00ff00ff)) |
+ ((di_ga + ((0xff00ff + d_ga * cov) & 0xff00ff00)));
+}
+
+CTX_INLINE static uint32_t ctx_lerp_RGBA8_2 (const uint32_t v0, uint32_t si_ga, uint32_t si_rb, const
uint8_t dx)
+{
+ const uint32_t cov = dx;
+ const uint32_t di_ga = ( v0 & 0xff00ff00);
+ const uint32_t di_rb = v0 & 0x00ff00ff;
+ const uint32_t d_rb = si_rb - di_rb;
+ const uint32_t d_ga = si_ga - (di_ga>>8);
+ return
+ (((di_rb + ((0xff00ff + d_rb * cov)>>8)) & 0x00ff00ff)) |
+ (((di_ga + (0xff00ff + d_ga * cov)) & 0xff00ff00));
+}
+
+
+
CTX_INLINE static float
ctx_lerpf (float v0, float v1, float dx)
{
@@ -6420,13 +6585,21 @@ struct _CtxTiled
#endif
};
-void
+static void
_ctx_texture_prepare_color_management (CtxRasterizer *rasterizer,
CtxBuffer *buffer);
#endif
+uint64_t thash (const char *utf8);
+const char *thash_decode (uint64_t hash);
+uint64_t ctx_strhash (const char *str);
+CtxColor *ctx_color_new (void);
+int ctx_get_int (Ctx *ctx, uint64_t hash);
+int ctx_get_is_set (Ctx *ctx, uint64_t hash);
+Ctx *ctx_new_for_buffer (CtxBuffer *buffer);
+
#if CTX_IMPLEMENTATION
#define SHA1_IMPLEMENTATION
@@ -7326,7 +7499,7 @@ int ctx_a85dec (const char *src, char *dst, int count)
{
p = src[i];
val *= 85;
- if (p == '~')
+ if (CTX_UNLIKELY(p == '~'))
{
break;
}
@@ -7344,10 +7517,10 @@ int ctx_a85dec (const char *src, char *dst, int count)
k = 0;
}
#endif
- else if (p >= '!' && p <= 'u')
+ else if (CTX_LIKELY(p >= '!' && p <= 'u'))
{
val += p-'!';
- if (k % 5 == 4)
+ if (CTX_UNLIKELY (k % 5 == 4))
{
for (int j = 0; j < 4; j++)
{
@@ -7360,7 +7533,7 @@ int ctx_a85dec (const char *src, char *dst, int count)
}
// we treat all other chars as whitespace
}
- if (p != '~')
+ if (CTX_LIKELY (p != '~'))
{
val *= 85;
}
@@ -7385,7 +7558,7 @@ int ctx_a85dec (const char *src, char *dst, int count)
return out_len;
}
-#if 0
+#if 1
int ctx_a85len (const char *src, int count)
{
int out_len = 0;
@@ -7492,8 +7665,8 @@ typedef struct EncodeUtf5 {
uint32_t current;
} EncodeUtf5;
-void thash_encode_utf5 (const char *input, int inlen,
- char *output, int *r_outlen)
+static void thash_encode_utf5 (const char *input, int inlen,
+ char *output, int *r_outlen)
{
uint32_t offset = THASH_START_OFFSET;
@@ -7590,7 +7763,7 @@ void thash_encode_utf5 (const char *input, int inlen,
*r_outlen = len;
}
-uint64_t _thash (const char *utf8)
+static inline uint64_t _thash (const char *utf8)
{
char encoded[4096]="";
int encoded_len=0;
@@ -7649,7 +7822,6 @@ static int interned_compare (const void *a, const void *b)
return 0;
}
-
uint64_t thash (const char *utf8)
{
uint64_t hash = _thash (utf8);
@@ -7683,7 +7855,9 @@ uint64_t thash (const char *utf8)
}
return hash;
}
-uint64_t ctx_strhash(const char *str, int ignored) { return thash (str);}
+uint64_t ctx_strhash(const char *str) {
+ return thash (str);
+}
typedef struct ThashUtf5Dec {
int is_utf5;
@@ -7708,7 +7882,7 @@ static void thash_decode_utf5_append_unichar_as_utf8 (uint32_t unichar, void *wr
data->buf[data->length]=0;
}
-void thash_decode_utf5 (ThashUtf5Dec *dec, uint8_t in)
+static void thash_decode_utf5 (ThashUtf5Dec *dec, uint8_t in)
{
if (dec->is_utf5)
{
@@ -7750,7 +7924,7 @@ void thash_decode_utf5 (ThashUtf5Dec *dec, uint8_t in)
}
}
-void thash_decode_utf5_bytes (int is_utf5,
+static void thash_decode_utf5_bytes (int is_utf5,
const unsigned char *input, int inlen,
char *output, int *r_outlen)
{
@@ -8040,6 +8214,109 @@ ctx_base642bin (const char *ascii,
*length= outputno;
return outputno;
}
+#include <stdio.h>
+#include <string.h>
+
+static int ctx_yenc (const char *src, char *dst, int count)
+{
+ int out_len = 0;
+ for (int i = 0; i < count; i ++)
+ {
+ int o = (src[i] + 42) % 256;
+ switch (o)
+ {
+ case 0x00: //null
+ case 0x20: //space// but better safe
+ case 0x0A: //lf // than sorry
+ case 0x0D: //cr
+ case 0x09: //tab // not really needed
+ case 0x10: //datalink escape (used by ctx)
+ case 0x11: //xoff
+ case 0x13: //xon
+ case 0x1b: //
+ case 0xff: //
+ case 0x3D: //=
+ dst[out_len++] = '=';
+ o = (o + 64) % 256;
+ /* FALLTHROUGH */
+ default:
+ dst[out_len++] = o;
+ break;
+ }
+ }
+ dst[out_len]=0;
+ return out_len;
+}
+
+static int ctx_ydec (const char *tmp_src, char *dst, int count)
+{
+ const char *src = tmp_src;
+#if 0
+ if (tmp_src == dst)
+ {
+ src = malloc (count);
+ memcpy (src, tmp_src, count);
+ }
+#endif
+ int out_len = 0;
+ for (int i = 0; i < count; i ++)
+ {
+ int o = src[i];
+ switch (o)
+ {
+ case '=':
+ i++;
+ o = src[i];
+ if (o == 'y')
+ {
+ dst[out_len]=0;
+#if 0
+ if (tmp_src == dst) free (src);
+#endif
+ return out_len;
+ }
+ o = (o-42-64) % 256;
+ dst[out_len++] = o;
+ break;
+ case '\n':
+ case '\e':
+ case '\r':
+ case '\0':
+ break;
+ default:
+ o = (o-42) % 256;
+ dst[out_len++] = o;
+ break;
+ }
+ }
+ dst[out_len]=0;
+#if 0
+ if (tmp_src == dst) free (src);
+#endif
+ return out_len;
+}
+
+#if 0
+int main (){
+ char *input="this is a testæøåÅØ'''\"!:_asdac\n\r";
+ char encoded[256]="";
+ char decoded[256]="";
+ int in_len = strlen (input);
+ int out_len;
+ int dec_len;
+
+ printf ("input: %s\n", input);
+
+ out_len = ctx_yenc (input, encoded, in_len);
+ printf ("encoded: %s\n", encoded);
+
+ dec_len = ydec (encoded, encoded, out_len);
+
+ printf ("decoded: %s\n", encoded);
+
+ return 0;
+}
+#endif
#ifndef CTX_DRAWLIST_H
#define CTX_DRAWLIST_H
@@ -8068,7 +8345,7 @@ int ctx_drawlist_add_data (CtxDrawlist *drawlist, const void *data, int length);
static CtxEntry
ctx_void (CtxCode code);
-static CtxEntry
+static inline CtxEntry
ctx_f (CtxCode code, float x, float y);
static CtxEntry
ctx_u32 (CtxCode code, uint32_t x, uint32_t y);
@@ -8085,7 +8362,7 @@ ctx_u8 (CtxCode code,
uint8_t e, uint8_t f, uint8_t g, uint8_t h);
#define CTX_PROCESS_VOID(cmd) do {\
- CtxEntry command = ctx_void (cmd); \
+ CtxEntry command = {cmd};\
ctx_process (ctx, &command);}while(0) \
#define CTX_PROCESS_F(cmd, x, y) do {\
@@ -8125,6 +8402,19 @@ ctx_process_cmd_str_float (Ctx *ctx, CtxCode code, const char *string, float arg
static void
ctx_process_cmd_str_with_len (Ctx *ctx, CtxCode code, const char *string, uint32_t arg0, uint32_t arg1, int
len);
+#pragma pack(push,1)
+typedef struct
+CtxSegment {
+ uint16_t code;
+ union {
+ int16_t s16[4];
+ uint32_t u32[2];
+ } data;
+ int32_t val;
+ int32_t delta;
+} CtxSegment;
+#pragma pack(pop)
+
#endif
#ifndef __CTX_UTIL_H
@@ -8266,6 +8556,7 @@ __ctx_file_get_contents (const char *path,
#endif
+
static inline int
ctx_conts_for_entry (CtxEntry *entry)
{
@@ -8283,6 +8574,7 @@ ctx_conts_for_entry (CtxEntry *entry)
case CTX_CURVE_TO:
case CTX_REL_CURVE_TO:
case CTX_APPLY_TRANSFORM:
+ case CTX_SOURCE_TRANSFORM:
case CTX_COLOR:
case CTX_ROUND_RECTANGLE:
case CTX_SHADOW_COLOR:
@@ -8311,7 +8603,6 @@ ctx_conts_for_entry (CtxEntry *entry)
int pix_len = entry[2 + eid_len + 1].data.u32[1];
return eid_len + pix_len + 2 + 1;
}
-
default:
return 0;
}
@@ -8413,7 +8704,7 @@ ctx_iterator_next (CtxIterator *iterator)
#if CTX_BITPACK
int expand_bitpack = iterator->flags & CTX_ITERATOR_EXPAND_BITPACK;
again:
- if (iterator->bitpack_length)
+ if (CTX_UNLIKELY(iterator->bitpack_length))
{
ret = &iterator->bitpack_command[iterator->bitpack_pos];
iterator->bitpack_pos += (ctx_conts_for_entry (ret) + 1);
@@ -8426,7 +8717,7 @@ again:
#endif
ret = _ctx_iterator_next (iterator);
#if CTX_BITPACK
- if (ret && expand_bitpack)
+ if (CTX_UNLIKELY(ret && expand_bitpack))
switch ((CtxCode)(ret->code))
{
case CTX_REL_CURVE_TO_REL_LINE_TO:
@@ -8512,6 +8803,7 @@ again:
case CTX_CURVE_TO:
case CTX_REL_CURVE_TO:
case CTX_APPLY_TRANSFORM:
+ case CTX_SOURCE_TRANSFORM:
case CTX_ROUND_RECTANGLE:
case CTX_TEXT:
case CTX_STROKE_TEXT:
@@ -8592,14 +8884,15 @@ static void ctx_drawlist_compact (CtxDrawlist *drawlist);
static void
ctx_drawlist_resize (CtxDrawlist *drawlist, int desired_size)
{
+ int flags=drawlist->flags;
#if CTX_DRAWLIST_STATIC
- if (drawlist->flags & CTX_DRAWLIST_EDGE_LIST)
+ if (flags & CTX_DRAWLIST_EDGE_LIST)
{
- static CtxEntry sbuf[CTX_MAX_EDGE_LIST_SIZE];
- drawlist->entries = &sbuf[0];
+ static CtxSegment sbuf[CTX_MAX_EDGE_LIST_SIZE];
+ drawlist->entries = (CtxEntry*)&sbuf[0];
drawlist->size = CTX_MAX_EDGE_LIST_SIZE;
}
- else if (drawlist->flags & CTX_DRAWLIST_CURRENT_PATH)
+ else if (flags & CTX_DRAWLIST_CURRENT_PATH)
{
static CtxEntry sbuf[CTX_MAX_EDGE_LIST_SIZE];
drawlist->entries = &sbuf[0];
@@ -8616,47 +8909,49 @@ ctx_drawlist_resize (CtxDrawlist *drawlist, int desired_size)
int new_size = desired_size;
int min_size = CTX_MIN_JOURNAL_SIZE;
int max_size = CTX_MAX_JOURNAL_SIZE;
- if ((drawlist->flags & CTX_DRAWLIST_EDGE_LIST))
+ if ((flags & CTX_DRAWLIST_EDGE_LIST))
{
min_size = CTX_MIN_EDGE_LIST_SIZE;
max_size = CTX_MAX_EDGE_LIST_SIZE;
}
- else if (drawlist->flags & CTX_DRAWLIST_CURRENT_PATH)
+ else if (flags & CTX_DRAWLIST_CURRENT_PATH)
{
min_size = CTX_MIN_EDGE_LIST_SIZE;
max_size = CTX_MAX_EDGE_LIST_SIZE;
}
else
{
+#if 0
ctx_drawlist_compact (drawlist);
+#endif
}
- if (new_size < drawlist->size)
+ if (CTX_UNLIKELY(new_size < drawlist->size))
{ return; }
- if (drawlist->size == max_size)
+ if (CTX_UNLIKELY(drawlist->size == max_size))
{ return; }
- if (new_size < min_size)
- { new_size = min_size; }
- if (new_size < drawlist->count)
- { new_size = drawlist->count + 4; }
- if (new_size >= max_size)
- { new_size = max_size; }
+ new_size = ctx_maxi (new_size, min_size);
+ //if (new_size < drawlist->count)
+ // { new_size = drawlist->count + 4; }
+ new_size = ctx_mini (new_size, max_size);
if (new_size != drawlist->size)
{
- //fprintf (stderr, "growing drawlist %p %i to %d from %d\n", drawlist, drawlist->flags, new_size,
drawlist->size);
+ int item_size = sizeof (CtxEntry);
+ if (flags & CTX_DRAWLIST_EDGE_LIST) item_size = sizeof (CtxSegment);
+ //fprintf (stderr, "growing drawlist %p %i to %d from %d\n", drawlist, flags, new_size,
drawlist->size);
if (drawlist->entries)
{
//printf ("grow %p to %d from %d\n", drawlist, new_size, drawlist->size);
- CtxEntry *ne = (CtxEntry *) malloc (sizeof (CtxEntry) * new_size);
- memcpy (ne, drawlist->entries, drawlist->size * sizeof (CtxEntry) );
+ CtxEntry *ne = (CtxEntry *) malloc (item_size * new_size);
+ memcpy (ne, drawlist->entries, drawlist->size * item_size );
free (drawlist->entries);
drawlist->entries = ne;
- //drawlist->entries = (CtxEntry*)malloc (drawlist->entries, sizeof (CtxEntry) * new_size);
+ //drawlist->entries = (CtxEntry*)malloc (drawlist->entries, item_size * new_size);
}
else
{
//fprintf (stderr, "allocating for %p %d\n", drawlist, new_size);
- drawlist->entries = (CtxEntry *) malloc (sizeof (CtxEntry) * new_size);
+ drawlist->entries = (CtxEntry *) malloc (item_size * new_size);
}
drawlist->size = new_size;
}
@@ -8664,34 +8959,35 @@ ctx_drawlist_resize (CtxDrawlist *drawlist, int desired_size)
#endif
}
-static int
+static inline int
ctx_drawlist_add_single (CtxDrawlist *drawlist, CtxEntry *entry)
{
int max_size = CTX_MAX_JOURNAL_SIZE;
int ret = drawlist->count;
- if (drawlist->flags & CTX_DRAWLIST_EDGE_LIST)
- {
- max_size = CTX_MAX_EDGE_LIST_SIZE;
- }
- else if (drawlist->flags & CTX_DRAWLIST_CURRENT_PATH)
+ int flags = drawlist->flags;
+ if (CTX_LIKELY((flags & CTX_DRAWLIST_EDGE_LIST ||
+ flags & CTX_DRAWLIST_CURRENT_PATH)))
{
max_size = CTX_MAX_EDGE_LIST_SIZE;
}
- if (drawlist->flags & CTX_DRAWLIST_DOESNT_OWN_ENTRIES)
+ if (CTX_UNLIKELY(flags & CTX_DRAWLIST_DOESNT_OWN_ENTRIES))
{
return ret;
}
- if (ret + 1024 >= drawlist->size - 40)
+ if (CTX_UNLIKELY(ret + 64 >= drawlist->size - 40))
{
int new_ = CTX_MAX (drawlist->size * 2, ret + 1024);
ctx_drawlist_resize (drawlist, new_);
}
- if (drawlist->count >= max_size - 20)
+ if (CTX_UNLIKELY(drawlist->count >= max_size - 20))
{
return 0;
}
- drawlist->entries[drawlist->count] = *entry;
+ if ((flags & CTX_DRAWLIST_EDGE_LIST))
+ ((CtxSegment*)(drawlist->entries))[drawlist->count] = *(CtxSegment*)entry;
+ else
+ drawlist->entries[drawlist->count] = *entry;
ret = drawlist->count;
drawlist->count++;
return ret;
@@ -8703,7 +8999,7 @@ ctx_add_single (Ctx *ctx, void *entry)
return ctx_drawlist_add_single (&ctx->drawlist, (CtxEntry *) entry);
}
-static int
+static inline int
ctx_drawlist_add_entry (CtxDrawlist *drawlist, CtxEntry *entry)
{
int length = ctx_conts_for_entry (entry) + 1;
@@ -8770,7 +9066,7 @@ int ctx_set_drawlist (Ctx *ctx, void *data, int length)
{
return -1;
}
- if (length % 9) return -1;
+ if (CTX_UNLIKELY(length % 9)) return -1;
ctx_drawlist_resize (drawlist, length/9);
memcpy (drawlist->entries, data, length);
drawlist->count = length / 9;
@@ -8790,7 +9086,7 @@ const CtxEntry *ctx_get_drawlist (Ctx *ctx)
int
ctx_add_data (Ctx *ctx, void *data, int length)
{
- if (length % sizeof (CtxEntry) )
+ if (CTX_UNLIKELY(length % sizeof (CtxEntry) ))
{
//ctx_log("err\n");
return -1;
@@ -8818,14 +9114,14 @@ int ctx_drawlist_add_data (CtxDrawlist *drawlist, const void *data, int length)
entry.data.u32[0] = 0;
entry.data.u32[1] = 0;
int ret = ctx_drawlist_add_single (drawlist, &entry);
- if (!data) { return -1; }
+ if (CTX_UNLIKELY(!data)) { return -1; }
int length_in_blocks;
if (length <= 0) { length = strlen ( (char *) data) + 1; }
length_in_blocks = length / sizeof (CtxEntry);
length_in_blocks += (length % sizeof (CtxEntry) ) ?1:0;
if (drawlist->count + length_in_blocks + 4 > drawlist->size)
{ ctx_drawlist_resize (drawlist, drawlist->count * 1.2 + length_in_blocks + 32); }
- if (drawlist->count >= drawlist->size)
+ if (CTX_UNLIKELY(drawlist->count >= drawlist->size))
{ return -1; }
drawlist->count += length_in_blocks;
drawlist->entries[ret].data.u32[0] = length;
@@ -8845,20 +9141,19 @@ int ctx_drawlist_add_data (CtxDrawlist *drawlist, const void *data, int length)
return ret;
}
-static CtxEntry
+static inline CtxEntry
ctx_void (CtxCode code)
{
CtxEntry command;
command.code = code;
- command.data.u32[0] = 0;
- command.data.u32[1] = 0;
return command;
}
-static CtxEntry
+static inline CtxEntry
ctx_f (CtxCode code, float x, float y)
{
- CtxEntry command = ctx_void (code);
+ CtxEntry command;
+ command.code = code;
command.data.f[0] = x;
command.data.f[1] = y;
return command;
@@ -8887,7 +9182,20 @@ ctx_s32 (CtxCode code, int32_t x, int32_t y)
static inline CtxEntry
ctx_s16 (CtxCode code, int x0, int y0, int x1, int y1)
{
- CtxEntry command = ctx_void (code);
+ CtxEntry command;
+ command.code = code;
+ command.data.s16[0] = x0;
+ command.data.s16[1] = y0;
+ command.data.s16[2] = x1;
+ command.data.s16[3] = y1;
+ return command;
+}
+
+static inline CtxSegment
+ctx_segment_s16 (CtxCode code, int x0, int y0, int x1, int y1)
+{
+ CtxSegment command;
+ command.code = code;
command.data.s16[0] = x0;
command.data.s16[1] = y0;
command.data.s16[2] = x1;
@@ -8900,7 +9208,8 @@ ctx_u8 (CtxCode code,
uint8_t a, uint8_t b, uint8_t c, uint8_t d,
uint8_t e, uint8_t f, uint8_t g, uint8_t h)
{
- CtxEntry command = ctx_void (code);
+ CtxEntry command;
+ command.code = code;
command.data.u8[0] = a;
command.data.u8[1] = b;
command.data.u8[2] = c;
@@ -8913,7 +9222,7 @@ ctx_u8 (CtxCode code,
}
#define CTX_PROCESS_VOID(cmd) do {\
- CtxEntry command = ctx_void (cmd); \
+ CtxEntry command = {cmd};\
ctx_process (ctx, &command);}while(0) \
#define CTX_PROCESS_F(cmd, x, y) do {\
@@ -9295,20 +9604,36 @@ uint8_t *ctx_define_texture_pixel_data (CtxEntry *entry)
{
return &entry[2 + 1 + 1 + ctx_conts_for_entry (&entry[2])].data.u8[0];
}
+
#ifndef __CTX_TRANSFORM
#define __CTX_TRANSFORM
-static void
+static inline void
+_ctx_matrix_apply_transform (const CtxMatrix *m, float *x, float *y)
+{
+ float x_in = *x;
+ float y_in = *y;
+ *x = ( (x_in * m->m[0][0]) + (y_in * m->m[1][0]) + m->m[2][0]);
+ *y = ( (y_in * m->m[1][1]) + (x_in * m->m[0][1]) + m->m[2][1]);
+}
+
+void
+ctx_matrix_apply_transform (const CtxMatrix *m, float *x, float *y)
+{
+ _ctx_matrix_apply_transform (m, x, y);
+}
+
+static inline void
_ctx_user_to_device (CtxState *state, float *x, float *y)
{
- ctx_matrix_apply_transform (&state->gstate.transform, x, y);
+ _ctx_matrix_apply_transform (&state->gstate.transform, x, y);
}
static void
_ctx_user_to_device_distance (CtxState *state, float *x, float *y)
{
const CtxMatrix *m = &state->gstate.transform;
- ctx_matrix_apply_transform (m, x, y);
+ _ctx_matrix_apply_transform (m, x, y);
*x -= m->m[2][0];
*y -= m->m[2][1];
}
@@ -9333,8 +9658,8 @@ ctx_matrix_set (CtxMatrix *matrix, float a, float b, float c, float d, float e,
matrix->m[2][1] = f;
}
-void
-ctx_matrix_identity (CtxMatrix *matrix)
+static inline void
+_ctx_matrix_identity (CtxMatrix *matrix)
{
matrix->m[0][0] = 1.0f;
matrix->m[0][1] = 0.0f;
@@ -9345,9 +9670,15 @@ ctx_matrix_identity (CtxMatrix *matrix)
}
void
-ctx_matrix_multiply (CtxMatrix *result,
- const CtxMatrix *t,
- const CtxMatrix *s)
+ctx_matrix_identity (CtxMatrix *matrix)
+{
+ _ctx_matrix_identity (matrix);
+}
+
+static void
+_ctx_matrix_multiply (CtxMatrix *result,
+ const CtxMatrix *t,
+ const CtxMatrix *s)
{
CtxMatrix r;
r.m[0][0] = t->m[0][0] * s->m[0][0] + t->m[0][1] * s->m[1][0];
@@ -9359,6 +9690,13 @@ ctx_matrix_multiply (CtxMatrix *result,
*result = r;
}
+void
+ctx_matrix_multiply (CtxMatrix *result,
+ const CtxMatrix *t,
+ const CtxMatrix *s)
+{
+ _ctx_matrix_multiply (result, t, s);
+}
void
ctx_matrix_translate (CtxMatrix *matrix, float x, float y)
@@ -9370,7 +9708,7 @@ ctx_matrix_translate (CtxMatrix *matrix, float x, float y)
transform.m[1][1] = 1.0f;
transform.m[2][0] = x;
transform.m[2][1] = y;
- ctx_matrix_multiply (matrix, &transform, matrix);
+ _ctx_matrix_multiply (matrix, &transform, matrix);
}
void
@@ -9383,7 +9721,7 @@ ctx_matrix_scale (CtxMatrix *matrix, float x, float y)
transform.m[1][1] = y;
transform.m[2][0] = 0.0f;
transform.m[2][1] = 0.0f;
- ctx_matrix_multiply (matrix, &transform, matrix);
+ _ctx_matrix_multiply (matrix, &transform, matrix);
}
void
@@ -9398,7 +9736,7 @@ ctx_matrix_rotate (CtxMatrix *matrix, float angle)
transform.m[1][1] = val_cos;
transform.m[2][0] = 0.0f;
transform.m[2][1] = 0.0f;
- ctx_matrix_multiply (matrix, &transform, matrix);
+ _ctx_matrix_multiply (matrix, &transform, matrix);
}
#if 0
@@ -9413,7 +9751,7 @@ ctx_matrix_skew_x (CtxMatrix *matrix, float angle)
transform.m[1][1] = 1.0f;
transform.m[2][0] = 0.0f;
transform.m[2][1] = 0.0f;
- ctx_matrix_multiply (matrix, &transform, matrix);
+ _ctx_matrix_multiply (matrix, &transform, matrix);
}
static void
@@ -9427,7 +9765,7 @@ ctx_matrix_skew_y (CtxMatrix *matrix, float angle)
transform.m[1][1] = 1.0f;
transform.m[2][0] = 0.0f;
transform.m[2][1] = 0.0f;
- ctx_matrix_multiply (matrix, &transform, matrix);
+ _ctx_matrix_multiply (matrix, &transform, matrix);
}
#endif
@@ -9438,6 +9776,8 @@ ctx_identity (Ctx *ctx)
CTX_PROCESS_VOID (CTX_IDENTITY);
}
+
+
void
ctx_apply_transform (Ctx *ctx, float a, float b, // hscale, hskew
float c, float d, // vskew, vscale
@@ -9465,6 +9805,29 @@ ctx_get_transform (Ctx *ctx, float *a, float *b,
if (f) { *f = ctx->state.gstate.transform.m[2][1]; }
}
+void
+ctx_source_transform (Ctx *ctx, float a, float b, // hscale, hskew
+ float c, float d, // vskew, vscale
+ float e, float f) // htran, vtran
+{
+ CtxEntry command[3]=
+ {
+ ctx_f (CTX_SOURCE_TRANSFORM, a, b),
+ ctx_f (CTX_CONT, c, d),
+ ctx_f (CTX_CONT, e, f)
+ };
+ ctx_process (ctx, command);
+}
+
+void
+ctx_source_transform_matrix (Ctx *ctx, CtxMatrix *matrix)
+{
+ ctx_source_transform (ctx,
+ matrix->m[0][0], matrix->m[0][1],
+ matrix->m[1][0], matrix->m[1][1],
+ matrix->m[2][0], matrix->m[2][1]);
+}
+
void ctx_apply_matrix (Ctx *ctx, CtxMatrix *matrix)
{
ctx_apply_transform (ctx,
@@ -9533,14 +9896,6 @@ ctx_matrix_invert (CtxMatrix *m)
m->m[2][1] = (t.m[0][1] * t.m[2][0] - t.m[0][0] * t.m[2][1]) * invdet ;
}
-void
-ctx_matrix_apply_transform (const CtxMatrix *m, float *x, float *y)
-{
- float x_in = *x;
- float y_in = *y;
- *x = ( (x_in * m->m[0][0]) + (y_in * m->m[1][0]) + m->m[2][0]);
- *y = ( (y_in * m->m[1][1]) + (x_in * m->m[0][1]) + m->m[2][1]);
-}
#endif
@@ -9589,7 +9944,7 @@ inline static float ctx_u8_to_float (uint8_t val_u8)
float ctx_u8_float[256];
#endif
-CtxColor *ctx_color_new ()
+CtxColor *ctx_color_new (void)
{
CtxColor *color = (CtxColor*)ctx_calloc (sizeof (CtxColor), 1);
return color;
@@ -9845,7 +10200,9 @@ static void ctx_color_get_drgba (CtxState *state, CtxColor *color, float *out)
out[3] = color->alpha;
}
-void ctx_color_get_rgba (CtxState *state, CtxColor *color, float *out)
+
+static inline void
+_ctx_color_get_rgba (CtxState *state, CtxColor *color, float *out)
{
#if CTX_ENABLE_CM
if (! (color->valid & CTX_VALID_RGBA) )
@@ -9867,6 +10224,12 @@ void ctx_color_get_rgba (CtxState *state, CtxColor *color, float *out)
#endif
}
+void ctx_color_get_rgba (CtxState *state, CtxColor *color, float *out)
+{
+ _ctx_color_get_rgba (state, color, out);
+}
+
+
float ctx_float_color_rgb_to_gray (CtxState *state, const float *rgb)
{
@@ -9938,8 +10301,8 @@ static void ctx_color_get_cmyka_u8 (CtxState *state, CtxColor *color, uint8_t *o
#endif
#endif
-void
-ctx_color_get_rgba8 (CtxState *state, CtxColor *color, uint8_t *out)
+static inline void
+_ctx_color_get_rgba8 (CtxState *state, CtxColor *color, uint8_t *out)
{
if (! (color->valid & CTX_VALID_RGBA_U8) )
{
@@ -9955,6 +10318,12 @@ ctx_color_get_rgba8 (CtxState *state, CtxColor *color, uint8_t *out)
out[3] = color->rgba[3];
}
+void
+ctx_color_get_rgba8 (CtxState *state, CtxColor *color, uint8_t *out)
+{
+ _ctx_color_get_rgba8 (state, color, out);
+}
+
void ctx_color_get_graya_u8 (CtxState *state, CtxColor *color, uint8_t *out)
{
if (! (color->valid & CTX_VALID_GRAYA_U8) )
@@ -10378,7 +10747,7 @@ mrg_color_parse_hex (CtxState *ctxstate, CtxColor *color, const char *color_stri
int ctx_color_set_from_string (Ctx *ctx, CtxColor *color, const char *string)
{
int i;
- uint64_t hash = ctx_strhash (string, 0);
+ uint64_t hash = ctx_strhash (string);
// ctx_color_set_rgba (&(ctx->state), color, 0.4,0.1,0.9,1.0);
// return 0;
//rgba[0], rgba[1], rgba[2], rgba[3]);
@@ -10595,7 +10964,7 @@ void ctx_gradient_add_stop_string
// userRGB - settable at any time, stored in save|restore
// texture - set as the space of data on subsequent
-float ctx_state_get (CtxState *state, uint64_t hash)
+static float ctx_state_get (CtxState *state, uint64_t hash)
{
for (int i = state->gstate.keydb_pos-1; i>=0; i--)
{
@@ -10605,7 +10974,7 @@ float ctx_state_get (CtxState *state, uint64_t hash)
return -0.0;
}
-void ctx_state_set (CtxState *state, uint64_t key, float value)
+static void ctx_state_set (CtxState *state, uint64_t key, float value)
{
if (key != CTX_new_state)
{
@@ -10791,7777 +11160,13886 @@ int ctx_is_set_now (Ctx *ctx, uint64_t hash)
{
return ctx_is_set (ctx, hash);
}
-#if CTX_RASTERIZER
-void ctx_compositor_setup_default (CtxRasterizer *rasterizer);
+#if CTX_COMPOSITE
-#define CTX_FULL_AA 15
-inline static void
-ctx_rasterizer_apply_coverage (CtxRasterizer *rasterizer,
- uint8_t * __restrict__ dst,
- int x,
- uint8_t * __restrict__ coverage,
- int count)
-{
- if (rasterizer->format->apply_coverage)
- rasterizer->format->apply_coverage(rasterizer, dst, rasterizer->color, x, coverage, count);
- else
- rasterizer->comp_op (rasterizer, dst, rasterizer->color, x, coverage, count);
-}
+#define CTX_REFERENCE 0
-static void
-ctx_rasterizer_gradient_add_stop (CtxRasterizer *rasterizer, float pos, float *rgba)
-{
- /* FIXME XXX we only have one gradient, but might need separate gradients
- * for fill/stroke !
- *
- */
- CtxGradient *gradient = &rasterizer->state->gradient;
- CtxGradientStop *stop = &gradient->stops[gradient->n_stops];
- stop->pos = pos;
- ctx_color_set_rgba (rasterizer->state, & (stop->color), rgba[0], rgba[1], rgba[2], rgba[3]);
- if (gradient->n_stops < 15) //we'll keep overwriting the last when out of stops
- { gradient->n_stops++; }
-}
-static int ctx_rasterizer_add_point (CtxRasterizer *rasterizer, int x1, int y1)
-{
- CtxEntry entry = {CTX_EDGE, {{0},}};
- if (y1 < rasterizer->scan_min)
- { rasterizer->scan_min = y1; }
- if (y1 > rasterizer->scan_max)
- { rasterizer->scan_max = y1; }
+#define CTX_RGBA8_R_SHIFT 0
+#define CTX_RGBA8_G_SHIFT 8
+#define CTX_RGBA8_B_SHIFT 16
+#define CTX_RGBA8_A_SHIFT 24
- if (x1 < rasterizer->col_min)
- { rasterizer->col_min = x1; }
- if (x1 > rasterizer->col_max)
- { rasterizer->col_max = x1; }
+#define CTX_RGBA8_R_MASK (0xff << CTX_RGBA8_R_SHIFT)
+#define CTX_RGBA8_G_MASK (0xff << CTX_RGBA8_G_SHIFT)
+#define CTX_RGBA8_B_MASK (0xff << CTX_RGBA8_B_SHIFT)
+#define CTX_RGBA8_A_MASK (0xff << CTX_RGBA8_A_SHIFT)
- entry.data.s16[2]=x1;
- entry.data.s16[3]=y1;
- return ctx_drawlist_add_single (&rasterizer->edge_list, &entry);
-}
+#define CTX_RGBA8_RB_MASK (CTX_RGBA8_R_MASK | CTX_RGBA8_B_MASK)
+#define CTX_RGBA8_GA_MASK (CTX_RGBA8_G_MASK | CTX_RGBA8_A_MASK)
-#if 0
-#define CTX_SHAPE_CACHE_PRIME1 7853
-#define CTX_SHAPE_CACHE_PRIME2 4129
-#define CTX_SHAPE_CACHE_PRIME3 3371
-#define CTX_SHAPE_CACHE_PRIME4 4221
+
+CTX_INLINE static void
+ctx_RGBA8_associate_alpha (uint8_t *u8)
+{
+#if 1
+ uint32_t val = *((uint32_t*)(u8));
+ uint8_t a = u8[3];
+ uint32_t g = (((val & CTX_RGBA8_G_MASK) * a) >> 8) & CTX_RGBA8_G_MASK;
+ uint32_t rb =(((val & CTX_RGBA8_RB_MASK) * a) >> 8) & CTX_RGBA8_RB_MASK;
+ *((uint32_t*)(u8)) = g|rb|(a << CTX_RGBA8_A_SHIFT);
#else
-#define CTX_SHAPE_CACHE_PRIME1 283
-#define CTX_SHAPE_CACHE_PRIME2 599
-#define CTX_SHAPE_CACHE_PRIME3 101
-#define CTX_SHAPE_CACHE_PRIME4 661
+ uint32_t a = u8[3];
+ u8[0] = (u8[0] * a + 255) >> 8;
+ u8[1] = (u8[1] * a + 255) >> 8;
+ u8[2] = (u8[2] * a + 255) >> 8;
#endif
+}
-float ctx_shape_cache_rate = 0.0;
-#if CTX_SHAPE_CACHE
-int _ctx_shape_cache_enabled = 1;
-
-//static CtxShapeCache ctx_cache = {{NULL,}, 0};
-
-static long ctx_shape_cache_hits = 0;
-static long ctx_shape_cache_misses = 0;
-
+CTX_INLINE static void
+ctx_RGBA8_associate_alpha_probably_opaque (uint8_t *u8)
+{
+ uint32_t val = *((uint32_t*)(u8));
+ uint32_t a = val>>24;//u8[3];
+ //if (CTX_UNLIKELY(a==0))
+ // *((uint32_t*)(u8)) = 0;
+ if (CTX_UNLIKELY(a!=255))
+ {
+ uint32_t g = (((val & CTX_RGBA8_G_MASK) * a) >> 8) & CTX_RGBA8_G_MASK;
+ uint32_t rb =(((val & CTX_RGBA8_RB_MASK) * a) >> 8) & CTX_RGBA8_RB_MASK;
+ *((uint32_t*)(u8)) = g|rb|(a << CTX_RGBA8_A_SHIFT);
+ }
+}
-/* this returns the buffer to use for rendering, it always
- succeeds..
- */
-static CtxShapeEntry *ctx_shape_entry_find (CtxRasterizer *rasterizer, uint32_t hash, int width, int height)
+CTX_INLINE static uint32_t ctx_bi_RGBA8 (uint32_t isrc00, uint32_t isrc01, uint32_t isrc10, uint32_t isrc11,
uint8_t dx, uint8_t dy)
{
- /* use both some high and some low bits */
- int entry_no = ( (hash >> 10) ^ (hash & 1023) ) % CTX_SHAPE_CACHE_ENTRIES;
- int i;
+#if 0
+#if 0
+ uint8_t ret[4];
+ uint8_t *src00 = (uint8_t*)&isrc00;
+ uint8_t *src10 = (uint8_t*)&isrc10;
+ uint8_t *src01 = (uint8_t*)&isrc01;
+ uint8_t *src11 = (uint8_t*)&isrc11;
+ for (int c = 0; c < 4; c++)
{
- static int i = 0;
- i++;
- if (i>1000)
- {
- ctx_shape_cache_rate = ctx_shape_cache_hits * 100.0 / (ctx_shape_cache_hits+ctx_shape_cache_misses);
- i = 0;
- ctx_shape_cache_hits = 0;
- ctx_shape_cache_misses = 0;
- }
+ ret[c] = ctx_lerp_u8 (ctx_lerp_u8 (src00[c], src01[c], dx),
+ ctx_lerp_u8 (src10[c], src11[c], dx), dy);
}
-// XXX : this 1 one is needed to silence a false positive:
-// ==90718== Invalid write of size 1
-// ==90718== at 0x1189EF: ctx_rasterizer_generate_coverage (ctx.h:4786)
-// ==90718== by 0x118E57: ctx_rasterizer_rasterize_edges (ctx.h:4907)
-//
- int size = sizeof (CtxShapeEntry) + width * height + 1;
+ return ((uint32_t*)&ret[0])[0];
+#else
+ return ctx_lerp_RGBA8 (ctx_lerp_RGBA8 (isrc00, isrc01, dx),
+ ctx_lerp_RGBA8 (isrc10, isrc11, dx), dy);
+#endif
+#else
+ uint32_t s0_ga, s0_rb, s1_ga, s1_rb;
+ ctx_lerp_RGBA8_split (isrc00, isrc01, dx, &s0_ga, &s0_rb);
+ ctx_lerp_RGBA8_split (isrc10, isrc11, dx, &s1_ga, &s1_rb);
+ return ctx_lerp_RGBA8_merge (s0_ga, s0_rb, s1_ga, s1_rb, dy);
+#endif
+}
- i = entry_no;
- if (rasterizer->shape_cache.entries[i])
- {
- CtxShapeEntry *entry = rasterizer->shape_cache.entries[i];
- int old_size = sizeof (CtxShapeEntry) + width + height + 1;
- if (entry->hash == hash &&
- entry->width == width &&
- entry->height == height)
- {
- if (entry->uses < 1<<30)
- { entry->uses++; }
- ctx_shape_cache_hits ++;
- return entry;
- }
+#if CTX_GRADIENTS
+#if CTX_GRADIENT_CACHE
+static uint8_t ctx_gradient_cache_u8[CTX_GRADIENT_CACHE_ELEMENTS][4];
+extern int ctx_gradient_cache_valid;
- if (old_size >= size)
- {
- }
- else
- {
- rasterizer->shape_cache.entries[i] = NULL;
- rasterizer->shape_cache.size -= entry->width * entry->height;
- rasterizer->shape_cache.size -= sizeof (CtxShapeEntry);
- free (entry);
- rasterizer->shape_cache.entries[i] = (CtxShapeEntry *) calloc (size, 1);
- }
- }
- else
- {
- rasterizer->shape_cache.entries[i] = (CtxShapeEntry *) calloc (size, 1);
- }
- ctx_shape_cache_misses ++;
- rasterizer->shape_cache.size += size;
- rasterizer->shape_cache.entries[i]->hash = hash;
- rasterizer->shape_cache.entries[i]->width = width;
- rasterizer->shape_cache.entries[i]->height = height;
- rasterizer->shape_cache.entries[i]->uses = 0;
- return rasterizer->shape_cache.entries[i];
+inline static int ctx_grad_index (float v)
+{
+ int ret = v * (CTX_GRADIENT_CACHE_ELEMENTS - 1) + 0.5f;
+ ret = ctx_maxi (0, ret);
+ ret = ctx_mini (CTX_GRADIENT_CACHE_ELEMENTS-1, ret);
+ return ret;
+}
+
+inline static int ctx_grad_index_i (int v)
+{
+ v = v >> 8;
+ return ctx_maxi (0, ctx_mini (CTX_GRADIENT_CACHE_ELEMENTS-1, v));
}
+
+//static void
+//ctx_gradient_cache_reset (void)
+//{
+// ctx_gradient_cache_valid = 0;
+//}
#endif
-static uint32_t ctx_rasterizer_poly_to_hash (CtxRasterizer *rasterizer)
+
+CTX_INLINE static void
+_ctx_fragment_gradient_1d_RGBA8 (CtxRasterizer *rasterizer, float x, float y, uint8_t *rgba)
{
- int16_t x = 0;
- int16_t y = 0;
+ float v = x;
+ CtxGradient *g = &rasterizer->state->gradient;
+ if (v < 0) { v = 0; }
+ if (v > 1) { v = 1; }
- CtxEntry *entry = &rasterizer->edge_list.entries[0];
- int ox = entry->data.s16[2];
- int oy = entry->data.s16[3];
- uint32_t hash = rasterizer->edge_list.count;
- hash = ox;//(ox % CTX_SUBDIV);
- hash *= CTX_SHAPE_CACHE_PRIME1;
- hash += oy; //(oy % CTX_RASTERIZER_AA);
- for (int i = 0; i < rasterizer->edge_list.count; i++)
+ if (g->n_stops == 0)
{
- CtxEntry *entry = &rasterizer->edge_list.entries[i];
- x = entry->data.s16[2];
- y = entry->data.s16[3];
- int dx = x-ox;
- int dy = y-oy;
- ox = x;
- oy = y;
- hash *= CTX_SHAPE_CACHE_PRIME3;
- hash += dx;
- hash *= CTX_SHAPE_CACHE_PRIME4;
- hash += dy;
+ rgba[0] = rgba[1] = rgba[2] = v * 255;
+ rgba[3] = 255;
+ return;
}
- return hash;
-}
-
-static uint32_t ctx_rasterizer_poly_to_edges (CtxRasterizer *rasterizer)
-{
- int16_t x = 0;
- int16_t y = 0;
- if (rasterizer->edge_list.count == 0)
- return 0;
-#if CTX_SHAPE_CACHE
- CtxEntry *entry = &rasterizer->edge_list.entries[0];
- int ox = entry->data.s16[2];
- int oy = entry->data.s16[3];
- uint32_t hash = rasterizer->edge_list.count;
- hash = (ox % CTX_SUBDIV);
- hash *= CTX_SHAPE_CACHE_PRIME1;
- hash += (oy % CTX_FULL_AA);
-#endif
- for (int i = 0; i < rasterizer->edge_list.count; i++)
+ CtxGradientStop *stop = NULL;
+ CtxGradientStop *next_stop = &g->stops[0];
+ CtxColor *color;
+ for (int s = 0; s < g->n_stops; s++)
{
- CtxEntry *entry = &rasterizer->edge_list.entries[i];
- if (entry->code == CTX_NEW_EDGE)
- {
- entry->code = CTX_EDGE;
-#if CTX_SHAPE_CACHE
- hash *= CTX_SHAPE_CACHE_PRIME2;
-#endif
- }
- else
- {
- entry->data.s16[0] = x;
- entry->data.s16[1] = y;
- }
- x = entry->data.s16[2];
- y = entry->data.s16[3];
-#if CTX_SHAPE_CACHE
- int dx = x-ox;
- int dy = y-oy;
- ox = x;
- oy = y;
- hash *= CTX_SHAPE_CACHE_PRIME3;
- hash += dx;
- hash *= CTX_SHAPE_CACHE_PRIME4;
- hash += dy;
-#endif
- if (entry->data.s16[3] < entry->data.s16[1])
- {
- *entry = ctx_s16 (CTX_EDGE_FLIPPED,
- entry->data.s16[2], entry->data.s16[3],
- entry->data.s16[0], entry->data.s16[1]);
- }
+ stop = &g->stops[s];
+ next_stop = &g->stops[s+1];
+ if (s + 1 >= g->n_stops) { next_stop = NULL; }
+ if (v >= stop->pos && next_stop && v < next_stop->pos)
+ { break; }
+ stop = NULL;
+ next_stop = NULL;
}
-#if CTX_SHAPE_CACHE
- return hash;
-#else
- return 0;
-#endif
-}
-
-static void ctx_rasterizer_finish_shape (CtxRasterizer *rasterizer)
-{
- if (rasterizer->has_shape && rasterizer->has_prev)
+ if (stop == NULL && next_stop)
{
- ctx_rasterizer_line_to (rasterizer, rasterizer->first_x, rasterizer->first_y);
- rasterizer->has_prev = 0;
+ color = & (next_stop->color);
}
-}
-
-static void ctx_rasterizer_move_to (CtxRasterizer *rasterizer, float x, float y)
-{
- float tx = x; float ty = y;
- int aa = 15;//rasterizer->aa;
- rasterizer->x = x;
- rasterizer->y = y;
- rasterizer->first_x = x;
- rasterizer->first_y = y;
- rasterizer->has_prev = -1;
- if (rasterizer->uses_transforms)
+ else if (stop && next_stop == NULL)
{
- _ctx_user_to_device (rasterizer->state, &tx, &ty);
+ color = & (stop->color);
}
-
- tx = (tx - rasterizer->blit_x) * CTX_SUBDIV;
- ty = ty * aa;
-
- if (ty < rasterizer->scan_min)
- { rasterizer->scan_min = ty; }
- if (ty > rasterizer->scan_max)
- { rasterizer->scan_max = ty; }
- if (tx < rasterizer->col_min)
- { rasterizer->col_min = tx; }
- if (tx > rasterizer->col_max)
- { rasterizer->col_max = tx; }
-}
-
-
-
-static inline void ctx_rasterizer_line_to (CtxRasterizer *rasterizer, float x, float y)
-{
- float tx = x;
- float ty = y;
- float ox = rasterizer->x;
- float oy = rasterizer->y;
- if (rasterizer->uses_transforms)
+ else if (stop && next_stop)
{
- _ctx_user_to_device (rasterizer->state, &tx, &ty);
+ uint8_t stop_rgba[4];
+ uint8_t next_rgba[4];
+ ctx_color_get_rgba8 (rasterizer->state, & (stop->color), stop_rgba);
+ ctx_color_get_rgba8 (rasterizer->state, & (next_stop->color), next_rgba);
+ int dx = (v - stop->pos) * 255 / (next_stop->pos - stop->pos);
+#if 1
+ ((uint32_t*)rgba)[0] = ctx_lerp_RGBA8 (((uint32_t*)stop_rgba)[0],
+ ((uint32_t*)next_rgba)[0], dx);
+#else
+ for (int c = 0; c < 4; c++)
+ { rgba[c] = ctx_lerp_u8 (stop_rgba[c], next_rgba[c], dx); }
+#endif
+ ctx_RGBA8_associate_alpha (rgba);
+ return;
}
- tx -= rasterizer->blit_x;
-#define MIN_Y -1000
-#define MAX_Y 1400
-
- if (ty < MIN_Y) ty = MIN_Y;
- if (ty > MAX_Y) ty = MAX_Y;
-
- ctx_rasterizer_add_point (rasterizer, tx * CTX_SUBDIV, ty * 15);//rasterizer->aa);
-
- if (rasterizer->has_prev<=0)
+ else
{
- if (rasterizer->uses_transforms)
- {
- // storing transformed would save some processing for a tiny
- // amount of runtime RAM XXX
- _ctx_user_to_device (rasterizer->state, &ox, &oy);
- }
- ox -= rasterizer->blit_x;
-
- if (oy < MIN_Y) oy = MIN_Y;
- if (oy > MAX_Y) oy = MAX_Y;
-
- rasterizer->edge_list.entries[rasterizer->edge_list.count-1].data.s16[0] = ox * CTX_SUBDIV;
- rasterizer->edge_list.entries[rasterizer->edge_list.count-1].data.s16[1] = oy * 15;//rasterizer->aa;
- rasterizer->edge_list.entries[rasterizer->edge_list.count-1].code = CTX_NEW_EDGE;
- rasterizer->has_prev = 1;
+ color = & (g->stops[g->n_stops-1].color);
}
- rasterizer->has_shape = 1;
- rasterizer->y = y;
- rasterizer->x = x;
+ ctx_color_get_rgba8 (rasterizer->state, color, rgba);
+ if (rasterizer->swap_red_green)
+ {
+ uint8_t tmp = rgba[0];
+ rgba[0] = rgba[2];
+ rgba[2] = tmp;
+ }
+ ctx_RGBA8_associate_alpha (rgba);
}
+#if CTX_GRADIENT_CACHE
+static void
+ctx_gradient_cache_prime (CtxRasterizer *rasterizer);
+#endif
-CTX_INLINE static float
-ctx_bezier_sample_1d (float x0, float x1, float x2, float x3, float dt)
+CTX_INLINE static void
+ctx_fragment_gradient_1d_RGBA8 (CtxRasterizer *rasterizer, float x, float y, uint8_t *rgba)
{
- float ab = ctx_lerpf (x0, x1, dt);
- float bc = ctx_lerpf (x1, x2, dt);
- float cd = ctx_lerpf (x2, x3, dt);
- float abbc = ctx_lerpf (ab, bc, dt);
- float bccd = ctx_lerpf (bc, cd, dt);
- return ctx_lerpf (abbc, bccd, dt);
+#if CTX_GRADIENT_CACHE
+ *((uint32_t*)rgba) = *((uint32_t*)(&ctx_gradient_cache_u8[ctx_grad_index(x)][0]));
+#else
+ _ctx_fragment_gradient_1d_RGBA8 (rasterizer, x, y, rgba);
+#endif
}
+#endif
-inline static void
-ctx_bezier_sample (float x0, float y0,
- float x1, float y1,
- float x2, float y2,
- float x3, float y3,
- float dt, float *x, float *y)
+CTX_INLINE static void
+ctx_u8_associate_alpha (int components, uint8_t *u8)
{
- *x = ctx_bezier_sample_1d (x0, x1, x2, x3, dt);
- *y = ctx_bezier_sample_1d (y0, y1, y2, y3, dt);
+ for (int c = 0; c < components-1; c++)
+ u8[c] = (u8[c] * u8[components-1] + 255)>>8;
}
-static inline void
-ctx_rasterizer_bezier_divide (CtxRasterizer *rasterizer,
- float ox, float oy,
- float x0, float y0,
- float x1, float y1,
- float x2, float y2,
- float sx, float sy,
- float ex, float ey,
- float s,
- float e,
- int iteration,
- float tolerance)
+#if CTX_GRADIENTS
+#if CTX_GRADIENT_CACHE
+static void
+ctx_gradient_cache_prime (CtxRasterizer *rasterizer)
{
- if (iteration > 8)
- { return; }
- float t = (s + e) * 0.5f;
- float x, y, lx, ly, dx, dy;
- ctx_bezier_sample (ox, oy, x0, y0, x1, y1, x2, y2, t, &x, &y);
- if (iteration)
- {
- lx = ctx_lerpf (sx, ex, t);
- ly = ctx_lerpf (sy, ey, t);
- dx = lx - x;
- dy = ly - y;
- if ( (dx*dx+dy*dy) < tolerance)
- /* bailing - because for the mid-point straight line difference is
- tiny */
- { return; }
- dx = sx - ex;
- dy = ey - ey;
- if ( (dx*dx+dy*dy) < tolerance)
- /* bailing on tiny segments */
- { return; }
- }
- ctx_rasterizer_bezier_divide (rasterizer, ox, oy, x0, y0, x1, y1, x2, y2,
- sx, sy, x, y, s, t, iteration + 1,
- tolerance);
- ctx_rasterizer_line_to (rasterizer, x, y);
- ctx_rasterizer_bezier_divide (rasterizer, ox, oy, x0, y0, x1, y1, x2, y2,
- x, y, ex, ey, t, e, iteration + 1,
- tolerance);
+ if (ctx_gradient_cache_valid)
+ return;
+ for (int u = 0; u < CTX_GRADIENT_CACHE_ELEMENTS; u++)
+ {
+ float v = u / (CTX_GRADIENT_CACHE_ELEMENTS - 1.0f);
+ _ctx_fragment_gradient_1d_RGBA8 (rasterizer, v, 0.0f, &ctx_gradient_cache_u8[u][0]);
+ //*((uint32_t*)(&ctx_gradient_cache_u8_a[u][0]))= *((uint32_t*)(&ctx_gradient_cache_u8[u][0]));
+ //memcpy(&ctx_gradient_cache_u8_a[u][0], &ctx_gradient_cache_u8[u][0], 4);
+ //ctx_RGBA8_associate_alpha (&ctx_gradient_cache_u8_a[u][0]);
+ }
+ ctx_gradient_cache_valid = 1;
}
+#endif
-static void
-ctx_rasterizer_curve_to (CtxRasterizer *rasterizer,
- float x0, float y0,
- float x1, float y1,
- float x2, float y2)
+CTX_INLINE static void
+ctx_fragment_gradient_1d_GRAYA8 (CtxRasterizer *rasterizer, float x, float y, uint8_t *rgba)
{
- float tolerance =
- ctx_pow2 (rasterizer->state->gstate.transform.m[0][0]) +
- ctx_pow2 (rasterizer->state->gstate.transform.m[1][1]);
- float ox = rasterizer->x;
- float oy = rasterizer->y;
- ox = rasterizer->state->x;
- oy = rasterizer->state->y;
- tolerance = 1.0f/tolerance * 2;
-#if 1 // skipping this to preserve hash integrity
- if (tolerance == 1.0f || 1)
- {
- float maxx = ctx_maxf (x1,x2);
- maxx = ctx_maxf (maxx, ox);
- maxx = ctx_maxf (maxx, x0);
- float maxy = ctx_maxf (y1,y2);
- maxy = ctx_maxf (maxy, oy);
- maxy = ctx_maxf (maxy, y0);
- float minx = ctx_minf (x1,x2);
- minx = ctx_minf (minx, ox);
- minx = ctx_minf (minx, x0);
- float miny = ctx_minf (y1,y2);
- miny = ctx_minf (miny, oy);
- miny = ctx_minf (miny, y0);
-
- _ctx_user_to_device (rasterizer->state, &minx, &miny);
- _ctx_user_to_device (rasterizer->state, &maxx, &maxy);
-#if 1
- if(
- (minx > rasterizer->blit_x + rasterizer->blit_width) ||
- (miny > rasterizer->blit_y + rasterizer->blit_height) ||
- (maxx < rasterizer->blit_x) ||
- (maxy < rasterizer->blit_y) )
+ float v = x;
+ CtxGradient *g = &rasterizer->state->gradient;
+ if (v < 0) { v = 0; }
+ if (v > 1) { v = 1; }
+ if (g->n_stops == 0)
{
+ rgba[0] = rgba[1] = rgba[2] = v * 255;
+ rgba[1] = 255;
+ return;
}
- else
-#endif
+ CtxGradientStop *stop = NULL;
+ CtxGradientStop *next_stop = &g->stops[0];
+ CtxColor *color;
+ for (int s = 0; s < g->n_stops; s++)
{
- ctx_rasterizer_bezier_divide (rasterizer,
- ox, oy, x0, y0,
- x1, y1, x2, y2,
- ox, oy, x2, y2,
- 0.0f, 1.0f, 0.0f, tolerance);
+ stop = &g->stops[s];
+ next_stop = &g->stops[s+1];
+ if (s + 1 >= g->n_stops) { next_stop = NULL; }
+ if (v >= stop->pos && next_stop && v < next_stop->pos)
+ { break; }
+ stop = NULL;
+ next_stop = NULL;
+ }
+ if (stop == NULL && next_stop)
+ {
+ color = & (next_stop->color);
+ }
+ else if (stop && next_stop == NULL)
+ {
+ color = & (stop->color);
+ }
+ else if (stop && next_stop)
+ {
+ uint8_t stop_rgba[4];
+ uint8_t next_rgba[4];
+ ctx_color_get_graya_u8 (rasterizer->state, & (stop->color), stop_rgba);
+ ctx_color_get_graya_u8 (rasterizer->state, & (next_stop->color), next_rgba);
+ int dx = (v - stop->pos) * 255 / (next_stop->pos - stop->pos);
+ for (int c = 0; c < 2; c++)
+ { rgba[c] = ctx_lerp_u8 (stop_rgba[c], next_rgba[c], dx); }
+ return;
}
- }
else
-#endif
{
- ctx_rasterizer_bezier_divide (rasterizer,
- ox, oy, x0, y0,
- x1, y1, x2, y2,
- ox, oy, x2, y2,
- 0.0f, 1.0f, 0.0f, tolerance);
+ color = & (g->stops[g->n_stops-1].color);
}
- ctx_rasterizer_line_to (rasterizer, x2, y2);
-}
-
-static void
-ctx_rasterizer_rel_move_to (CtxRasterizer *rasterizer, float x, float y)
-{
- if (x == 0.f && y == 0.f)
- { return; }
- x += rasterizer->x;
- y += rasterizer->y;
- ctx_rasterizer_move_to (rasterizer, x, y);
+ ctx_color_get_graya_u8 (rasterizer->state, color, rgba);
}
-static void
-ctx_rasterizer_rel_line_to (CtxRasterizer *rasterizer, float x, float y)
+CTX_INLINE static void
+ctx_fragment_gradient_1d_RGBAF (CtxRasterizer *rasterizer, float v, float y, float *rgba)
{
- if (x== 0.f && y==0.f)
- { return; }
- x += rasterizer->x;
- y += rasterizer->y;
- ctx_rasterizer_line_to (rasterizer, x, y);
+ CtxGradient *g = &rasterizer->state->gradient;
+ if (v < 0) { v = 0; }
+ if (v > 1) { v = 1; }
+ if (g->n_stops == 0)
+ {
+ rgba[0] = rgba[1] = rgba[2] = v;
+ rgba[3] = 1.0;
+ return;
+ }
+ CtxGradientStop *stop = NULL;
+ CtxGradientStop *next_stop = &g->stops[0];
+ CtxColor *color;
+ for (int s = 0; s < g->n_stops; s++)
+ {
+ stop = &g->stops[s];
+ next_stop = &g->stops[s+1];
+ if (s + 1 >= g->n_stops) { next_stop = NULL; }
+ if (v >= stop->pos && next_stop && v < next_stop->pos)
+ { break; }
+ stop = NULL;
+ next_stop = NULL;
+ }
+ if (stop == NULL && next_stop)
+ {
+ color = & (next_stop->color);
+ }
+ else if (stop && next_stop == NULL)
+ {
+ color = & (stop->color);
+ }
+ else if (stop && next_stop)
+ {
+ float stop_rgba[4];
+ float next_rgba[4];
+ ctx_color_get_rgba (rasterizer->state, & (stop->color), stop_rgba);
+ ctx_color_get_rgba (rasterizer->state, & (next_stop->color), next_rgba);
+ int dx = (v - stop->pos) / (next_stop->pos - stop->pos);
+ for (int c = 0; c < 4; c++)
+ { rgba[c] = ctx_lerpf (stop_rgba[c], next_rgba[c], dx); }
+ return;
+ }
+ else
+ {
+ color = & (g->stops[g->n_stops-1].color);
+ }
+ ctx_color_get_rgba (rasterizer->state, color, rgba);
}
+#endif
static void
-ctx_rasterizer_rel_curve_to (CtxRasterizer *rasterizer,
- float x0, float y0, float x1, float y1, float x2, float y2)
+ctx_fragment_image_RGBA8 (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float dx, float
dy)
{
- x0 += rasterizer->x;
- y0 += rasterizer->y;
- x1 += rasterizer->x;
- y1 += rasterizer->y;
- x2 += rasterizer->x;
- y2 += rasterizer->y;
- ctx_rasterizer_curve_to (rasterizer, x0, y0, x1, y1, x2, y2);
-}
-
+ uint8_t *rgba = (uint8_t *) out;
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ CtxBuffer *buffer = g->texture.buffer->color_managed;
+ ctx_assert (rasterizer);
+ ctx_assert (g);
+ ctx_assert (buffer);
-static int
-ctx_rasterizer_find_texture (CtxRasterizer *rasterizer,
- const char *eid)
-{
- int no;
- for (no = 0; no < CTX_MAX_TEXTURES; no++)
+ for (int i = 0; i < count; i ++)
{
- if (rasterizer->texture_source->texture[no].data &&
- rasterizer->texture_source->texture[no].eid &&
- !strcmp (rasterizer->texture_source->texture[no].eid, eid))
- return no;
- }
- return -1;
-}
-static void
-ctx_rasterizer_set_texture (CtxRasterizer *rasterizer,
- const char *eid,
- float x,
- float y)
-{
- int is_stroke = (rasterizer->state->source != 0);
- CtxSource *source = is_stroke && (rasterizer->state->gstate.source_stroke.type != CTX_SOURCE_INHERIT_FILL)?
- &rasterizer->state->gstate.source_stroke:
- &rasterizer->state->gstate.source_fill;
- rasterizer->state->source = 0;
-
- int no = ctx_rasterizer_find_texture (rasterizer, eid);
- if (no < 0 || no >= CTX_MAX_TEXTURES) { no = 0; }
- if (rasterizer->texture_source->texture[no].data == NULL)
+ int u = x;
+ int v = y;
+ int width = buffer->width;
+ int height = buffer->height;
+ if ( u < 0 || v < 0 ||
+ u >= width ||
+ v >= height)
{
- fprintf (stderr, "ctx tex fail %p %s %i\n", rasterizer->texture_source, eid, no);
- return;
+ *((uint32_t*)(rgba)) = 0;
}
else
- {
- rasterizer->texture_source->texture[no].frame = rasterizer->texture_source->frame;
- }
- source->type = CTX_SOURCE_TEXTURE;
- source->texture.buffer = &rasterizer->texture_source->texture[no];
- source->texture.x0 = 0;
- source->texture.y0 = 0;
- source->transform = rasterizer->state->gstate.transform;
- ctx_matrix_translate (&source->transform, x, y);
- ctx_matrix_invert (&source->transform);
-}
-
-
-static void ctx_rasterizer_define_texture (CtxRasterizer *rasterizer,
- const char *eid,
- int width,
- int height,
- int format,
- char unsigned *data)
-{
- _ctx_texture_lock (); // we're using the same texture_source from all threads, keeping allocaitons down
- // need synchronizing (it could be better to do a pre-pass)
- ctx_texture_init (rasterizer->texture_source,
- eid,
- width,
- height,
- ctx_pixel_format_get_stride ((CtxPixelFormat)format, width),
- (CtxPixelFormat)format,
-#if CTX_ENABLE_CM
- (void*)rasterizer->state->gstate.texture_space,
-#else
- NULL,
-#endif
- data,
- ctx_buffer_pixels_free, (void*)23);
- /* when userdata for ctx_buffer_pixels_free is 23, texture_init dups the data on
- * use
- */
-
- _ctx_texture_unlock ();
- ctx_rasterizer_set_texture (rasterizer, eid, 0.0, 0.0);
-}
-
-
-CTX_INLINE static int ctx_compare_edges (const void *ap, const void *bp)
-{
- const CtxEntry *a = (const CtxEntry *) ap;
- const CtxEntry *b = (const CtxEntry *) bp;
- int ycompare = a->data.s16[1] - b->data.s16[1];
- if (ycompare)
- { return ycompare; }
- int xcompare = a->data.s16[0] - b->data.s16[0];
- return xcompare;
-}
-
-CTX_INLINE static int ctx_edge_qsort_partition (CtxEntry *A, int low, int high)
-{
- CtxEntry pivot = A[ (high+low) /2];
- int i = low;
- int j = high;
- while (i <= j)
{
- while (ctx_compare_edges (&A[i], &pivot) <0) { i ++; }
- while (ctx_compare_edges (&pivot, &A[j]) <0) { j --; }
- if (i <= j)
+ int bpp = buffer->format->bpp/8;
+ if (rasterizer->state->gstate.image_smoothing)
+ {
+ uint8_t *src00 = (uint8_t *) buffer->data;
+ src00 += v * buffer->stride + u * bpp;
+ uint8_t *src01 = src00;
+ if ( u + 1 < width)
+ {
+ src01 = src00 + bpp;
+ }
+ uint8_t *src11 = src01;
+ uint8_t *src10 = src00;
+ if ( v + 1 < height)
+ {
+ src10 = src00 + buffer->stride;
+ src11 = src01 + buffer->stride;
+ }
+ float dx = (x-(int)(x)) * 255.9;
+ float dy = (y-(int)(y)) * 255.9;
+
+ switch (bpp)
+ {
+ case 1:
+ rgba[0] = rgba[1] = rgba[2] = ctx_lerp_u8 (ctx_lerp_u8 (src00[0], src01[0], dx),
+ ctx_lerp_u8 (src10[0], src11[0], dx), dy);
+ rgba[3] = 255;
+ break;
+ case 2:
+ rgba[0] = rgba[1] = rgba[2] = ctx_lerp_u8 (ctx_lerp_u8 (src00[0], src01[0], dx),
+ ctx_lerp_u8 (src10[0], src11[0], dx), dy);
+ rgba[3] = ctx_lerp_u8 (ctx_lerp_u8 (src00[1], src01[1], dx),
+ ctx_lerp_u8 (src10[1], src11[1], dx), dy);
+ break;
+ case 3:
+ for (int c = 0; c < bpp; c++)
+ { rgba[c] = ctx_lerp_u8 (ctx_lerp_u8 (src00[c], src01[c], dx),
+ ctx_lerp_u8 (src10[c], src11[c], dx), dy);
+
+ }
+ rgba[3]=255;
+ break;
+ break;
+ case 4:
+ for (int c = 0; c < bpp; c++)
+ { rgba[c] = ctx_lerp_u8 (ctx_lerp_u8 (src00[c], src01[c], dx),
+ ctx_lerp_u8 (src10[c], src11[c], dx), dy);
+
+ }
+ }
+ }
+ else
+ {
+ uint8_t *src = (uint8_t *) buffer->data;
+ src += v * buffer->stride + u * bpp;
+ switch (bpp)
{
- CtxEntry tmp = A[i];
- A[i] = A[j];
- A[j] = tmp;
- i++;
- j--;
+ case 1:
+ for (int c = 0; c < 3; c++)
+ { rgba[c] = src[0]; }
+ rgba[3] = 255;
+ break;
+ case 2:
+ for (int c = 0; c < 3; c++)
+ { rgba[c] = src[0]; }
+ rgba[3] = src[1];
+ break;
+ case 3:
+ for (int c = 0; c < 3; c++)
+ { rgba[c] = src[c]; }
+ rgba[3] = 255;
+ break;
+ case 4:
+ for (int c = 0; c < 4; c++)
+ { rgba[c] = src[c]; }
+ break;
}
+ }
+ if (rasterizer->swap_red_green)
+ {
+ uint8_t tmp = rgba[0];
+ rgba[0] = rgba[2];
+ rgba[2] = tmp;
+ }
}
- return i;
+ ctx_RGBA8_associate_alpha_probably_opaque (rgba); // XXX: really?
+ rgba += 4;
+ x += dx;
+ y += dy;
+ }
}
-static void ctx_edge_qsort (CtxEntry *entries, int low, int high)
+#if CTX_DITHER
+static inline int ctx_dither_mask_a (int x, int y, int c, int divisor)
{
- {
- int p = ctx_edge_qsort_partition (entries, low, high);
- if (low < p -1 )
- { ctx_edge_qsort (entries, low, p - 1); }
- if (low < high)
- { ctx_edge_qsort (entries, p, high); }
- }
+ /* https://pippin.gimp.org/a_dither/ */
+ return ( ( ( ( (x + c * 67) + y * 236) * 119) & 255 )-127) / divisor;
}
-static CTX_INLINE void ctx_rasterizer_sort_edges (CtxRasterizer *rasterizer)
+inline static void
+ctx_dither_rgba_u8 (uint8_t *rgba, int x, int y, int dither_red_blue, int dither_green)
{
- ctx_edge_qsort (& (rasterizer->edge_list.entries[0]), 0, rasterizer->edge_list.count-1);
+ if (dither_red_blue == 0)
+ { return; }
+ for (int c = 0; c < 3; c ++)
+ {
+ int val = rgba[c] + ctx_dither_mask_a (x, y, 0, c==1?dither_green:dither_red_blue);
+ rgba[c] = CTX_CLAMP (val, 0, 255);
+ }
}
-
-static inline void ctx_rasterizer_discard_edges (CtxRasterizer *rasterizer)
+inline static void
+ctx_dither_graya_u8 (uint8_t *rgba, int x, int y, int dither_red_blue, int dither_green)
{
- int scanline = rasterizer->scanline;
- int slope_limit3 = CTX_RASTERIZER_AA_SLOPE_LIMIT3;
- int slope_limit5 = CTX_RASTERIZER_AA_SLOPE_LIMIT5;
- int slope_limit15 = CTX_RASTERIZER_AA_SLOPE_LIMIT15;
- rasterizer->ending_edges = 0;
- for (int i = 0; i < rasterizer->active_edges; i++)
+ if (dither_red_blue == 0)
+ { return; }
+ for (int c = 0; c < 1; c ++)
{
- int edge_end =rasterizer->edge_list.entries[rasterizer->edges[i].index].data.s16[3]-1;
- if (CTX_UNLIKELY(edge_end < scanline))
- {
- int dx_dy = abs(rasterizer->edges[i].delta);
- if (dx_dy > slope_limit15)
- { rasterizer->needs_aa15 --; }
- else if (dx_dy > slope_limit5)
- { rasterizer->needs_aa5 --; }
- else if (dx_dy > slope_limit3)
- { rasterizer->needs_aa3 --; }
- rasterizer->edges[i] = rasterizer->edges[rasterizer->active_edges-1];
- rasterizer->active_edges--;
- i--;
- }
- else if (edge_end < scanline + CTX_FULL_AA)
- rasterizer->ending_edges = 1; // only used as a flag!
+ int val = rgba[c] + ctx_dither_mask_a (x, y, 0, dither_red_blue);
+ rgba[c] = CTX_CLAMP (val, 0, 255);
}
}
+#endif
-inline static void ctx_rasterizer_increment_edges (CtxRasterizer *rasterizer, int count)
+CTX_INLINE static void
+ctx_RGBA8_deassociate_alpha (const uint8_t *in, uint8_t *out)
{
- rasterizer->scanline += count;
- for (int i = 0; i < rasterizer->active_edges; i++)
+ uint32_t val = *((uint32_t*)(in));
+ int a = val >> CTX_RGBA8_A_SHIFT;
+ if (a)
+ {
+ if (a ==255)
+ {
+ *((uint32_t*)(out)) = val;
+ } else
{
- rasterizer->edges[i].val += rasterizer->edges[i].delta * count;
+ uint32_t g = (((val & CTX_RGBA8_G_MASK) * 255 / a) >> 8) & CTX_RGBA8_G_MASK;
+ uint32_t rb =(((val & CTX_RGBA8_RB_MASK) * 255 / a) >> 8) & CTX_RGBA8_RB_MASK;
+ *((uint32_t*)(out)) = g|rb|(a << CTX_RGBA8_A_SHIFT);
}
- for (int i = 0; i < rasterizer->pending_edges; i++)
+ }
+ else
{
- rasterizer->edges[CTX_MAX_EDGES-1-i].val += rasterizer->edges[CTX_MAX_EDGES-1-i].delta * count;
+ *((uint32_t*)(out)) = 0;
}
}
-/* feeds up to rasterizer->scanline,
- keeps a pending buffer of edges - that encompass
- the full incoming scanline,
- feed until the start of the scanline and check for need for aa
- in all of pending + active edges, then
- again feed_edges until middle of scanline if doing non-AA
- or directly render when doing AA
-*/
-inline static void ctx_rasterizer_feed_edges (CtxRasterizer *rasterizer)
+CTX_INLINE static void
+ctx_u8_deassociate_alpha (int components, const uint8_t *in, uint8_t *out)
{
- int miny;
- CtxEntry *entries = rasterizer->edge_list.entries;
- for (int i = 0; i < rasterizer->pending_edges; i++)
- {
- if (entries[rasterizer->edges[CTX_MAX_EDGES-1-i].index].data.s16[1] - 1 <= rasterizer->scanline)
- {
- if (CTX_LIKELY(rasterizer->active_edges < CTX_MAX_EDGES-2))
- {
- int no = rasterizer->active_edges;
- rasterizer->active_edges++;
- rasterizer->edges[no] = rasterizer->edges[CTX_MAX_EDGES-1-i];
- rasterizer->edges[CTX_MAX_EDGES-1-i] =
- rasterizer->edges[CTX_MAX_EDGES-1-rasterizer->pending_edges + 1];
- rasterizer->pending_edges--;
- i--;
- }
- }
- }
- int scanline = rasterizer->scanline;
- while (CTX_LIKELY(rasterizer->edge_pos < rasterizer->edge_list.count &&
- (miny=entries[rasterizer->edge_pos].data.s16[1]-1) <= scanline + 15))
- {
- int maxy=entries[rasterizer->edge_pos].data.s16[3]-1;
- if (CTX_LIKELY(rasterizer->active_edges < CTX_MAX_EDGES-2) &&
- maxy >= scanline)
- {
- int dy = (entries[rasterizer->edge_pos].data.s16[3] - 1 - miny);
- if (dy) /* skipping horizontal edges */
- {
- int yd = scanline - miny;
- int no = rasterizer->active_edges;
- rasterizer->active_edges++;
- rasterizer->edges[no].index = rasterizer->edge_pos;
- int index = rasterizer->edges[no].index;
- int x0 = entries[index].data.s16[0];
- int x1 = entries[index].data.s16[2];
- rasterizer->edges[no].val = x0 * CTX_RASTERIZER_EDGE_MULTIPLIER;
- int dx_dy;
- dx_dy = CTX_RASTERIZER_EDGE_MULTIPLIER * (x1 - x0) / dy;
- rasterizer->edges[no].delta = dx_dy;
- rasterizer->edges[no].val += (yd * dx_dy);
+ if (in[components-1])
+ {
+ if (in[components-1] != 255)
+ for (int c = 0; c < components-1; c++)
+ out[c] = (in[c] * 255) / in[components-1];
+ else
+ for (int c = 0; c < components-1; c++)
+ out[c] = in[c];
+ out[components-1] = in[components-1];
+ }
+ else
+ {
+ for (int c = 0; c < components; c++)
+ out[c] = 0;
+ }
+}
- {
- int abs_dx_dy = abs(dx_dy);
- if (abs_dx_dy> CTX_RASTERIZER_AA_SLOPE_LIMIT3)
- { rasterizer->needs_aa3 ++; }
- if (abs_dx_dy> CTX_RASTERIZER_AA_SLOPE_LIMIT5)
- { rasterizer->needs_aa5 ++; }
- if (abs_dx_dy> CTX_RASTERIZER_AA_SLOPE_LIMIT15)
- { rasterizer->needs_aa15 ++; }
- }
+CTX_INLINE static void
+ctx_float_associate_alpha (int components, float *rgba)
+{
+ float alpha = rgba[components-1];
+ for (int c = 0; c < components-1; c++)
+ rgba[c] *= alpha;
+}
- if ((miny > scanline) )
- {
- /* it is a pending edge - we add it to the end of the array
- and keep a different count for items stored here, like
- a heap and stack growing against each other
- */
- if (rasterizer->pending_edges < CTX_MAX_PENDING-1)
- {
- rasterizer->edges[CTX_MAX_EDGES-1-rasterizer->pending_edges] =
- rasterizer->edges[no];
- rasterizer->pending_edges++;
- rasterizer->active_edges--;
- }
- }
- }
- }
- rasterizer->edge_pos++;
- }
+CTX_INLINE static void
+ctx_float_deassociate_alpha (int components, float *rgba, float *dst)
+{
+ float ralpha = rgba[components-1];
+ if (ralpha != 0.0) ralpha = 1.0/ralpha;
- ctx_rasterizer_discard_edges (rasterizer);
+ for (int c = 0; c < components-1; c++)
+ dst[c] = (rgba[c] * ralpha);
+ dst[components-1] = rgba[components-1];
}
-CTX_INLINE static int ctx_compare_edges2 (const void *ap, const void *bp)
+CTX_INLINE static void
+ctx_RGBAF_associate_alpha (float *rgba)
{
- const CtxEdge *a = (const CtxEdge *) ap;
- const CtxEdge *b = (const CtxEdge *) bp;
- return a->val - b->val;
+ ctx_float_associate_alpha (4, rgba);
}
-CTX_INLINE static void ctx_edge2_insertion_sort (CtxEdge *entries, int count)
+CTX_INLINE static void
+ctx_RGBAF_deassociate_alpha (float *rgba, float *dst)
{
- for(int i=1; i<count; i++)
- {
- CtxEdge temp = entries[i];
- int j = i-1;
- while (j >= 0 && ctx_compare_edges2 (&temp, &entries[j])<0)
- {
- entries[j+1] = entries[j];
- j--;
- }
- entries[j+1] = temp;
- }
+ ctx_float_deassociate_alpha (4, rgba, dst);
}
-static inline void ctx_rasterizer_sort_active_edges (CtxRasterizer *rasterizer)
+
+static inline void ctx_swap_red_green_u8 (void *data)
{
- ctx_edge2_insertion_sort (rasterizer->edges, rasterizer->active_edges);
+ uint8_t *rgba = (uint8_t*)data;
+ uint8_t tmp = rgba[0];
+ rgba[0] = rgba[2];
+ rgba[2] = tmp;
}
-#undef CTX_CMPSWP
-
-void ctx_coverage_post_process (CtxRasterizer *rasterizer, int minx, int maxx, uint8_t *coverage)
+static void
+ctx_fragment_swap_red_green_u8 (void *out, int count)
{
- int scanline = rasterizer->scanline;
-#if CTX_ENABLE_SHADOW_BLUR
- if (CTX_UNLIKELY(rasterizer->in_shadow))
+ uint8_t *rgba = (uint8_t*)out;
+ for (int x = 0; x < count; x++)
{
- float radius = rasterizer->state->gstate.shadow_blur;
- int dim = 2 * radius + 1;
- if (CTX_UNLIKELY (dim > CTX_MAX_GAUSSIAN_KERNEL_DIM))
- dim = CTX_MAX_GAUSSIAN_KERNEL_DIM;
- {
- uint16_t temp[maxx-minx+1];
- memset (temp, 0, sizeof (temp));
- for (int x = dim/2; x < maxx-minx + 1 - dim/2; x ++)
- for (int u = 0; u < dim; u ++)
- {
- temp[x] += coverage[minx+x+u-dim/2] * rasterizer->kernel[u] * 256;
- }
- for (int x = 0; x < maxx-minx + 1; x ++)
- coverage[minx+x] = temp[x] >> 8;
- }
+ ctx_swap_red_green_u8 (rgba);
+ rgba += 4;
}
-#endif
-
-#if CTX_ENABLE_CLIP
- if (CTX_UNLIKELY(rasterizer->clip_buffer && !rasterizer->clip_rectangle))
- {
- /* perhaps not working right for clear? */
- int y = scanline / 15;//rasterizer->aa;
- uint8_t *clip_line = &((uint8_t*)(rasterizer->clip_buffer->data))[rasterizer->blit_width*y];
- // XXX SIMD candidate
- for (int x = minx; x <= maxx; x ++)
- {
-#if CTX_1BIT_CLIP
- coverage[x] = (coverage[x] * ((clip_line[x/8]&(1<<(x%8)))?255:0))/255;
-#else
- coverage[x] = (coverage[x] * clip_line[x])/255;
-#endif
- }
- }
- if (CTX_UNLIKELY(rasterizer->aa == 1))
- {
- for (int x = minx; x <= maxx; x ++)
- coverage[x] = coverage[x] > 127?255:0;
- }
-#endif
}
-inline static void
-ctx_rasterizer_generate_coverage (CtxRasterizer *rasterizer,
- int minx,
- int maxx,
- uint8_t *coverage,
- int winding,
- int aa_factor)
+/**** rgb8 ***/
+
+static void
+ctx_fragment_image_rgb8_RGBA8_box (CtxRasterizer *rasterizer,
+ float x,
+ float y,
+ void *out, int count, float dx, float dy)
{
- CtxEntry *entries = rasterizer->edge_list.entries;;
- CtxEdge *edges = rasterizer->edges;
- int scanline = rasterizer->scanline;
- int active_edges = rasterizer->active_edges;
- int parity = 0;
- int fraction = 255/aa_factor;
- coverage -= minx;
-#define CTX_EDGE(no) entries[edges[no].index]
-#define CTX_EDGE_YMIN(no) (CTX_EDGE(no).data.s16[1]-1)
-#define CTX_EDGE_X(no) (edges[no].val)
- for (int t = 0; t < active_edges -1;t++)
- {
- int ymin = CTX_EDGE_YMIN (t);
- if (scanline != ymin)
- {
- if (winding)
- { parity += ( (CTX_EDGE (t).code == CTX_EDGE_FLIPPED) ?1:-1); }
- else
- { parity = 1 - parity; }
- }
+ uint8_t *rgba = (uint8_t *) out;
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ CtxBuffer *buffer = g->texture.buffer->color_managed;
+ int width = buffer->width;
+ int height = buffer->height;
- if (parity)
- {
- int x0 = CTX_EDGE_X (t);
- int x1 = CTX_EDGE_X (t+1);
- int graystart = x0 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/256);
- int first = graystart / 256;
- int grayend = x1 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/256);
- int last = grayend / 256;
+ for (int i = 0; i < count; i++)
+ {
- if (CTX_UNLIKELY(first < minx))
- {
- first = minx;
- graystart=0;//255;
- }
- if (CTX_UNLIKELY(last > maxx))
+ int u = x;
+ int v = y;
+ if ( u < 0 || v < 0 ||
+ u >= width ||
+ v >= height)
+ {
+ *((uint32_t*)(rgba))= 0;
+ }
+ else
+ {
+ int bpp = 3;
+ rgba[3]=255;
+ float factor = ctx_matrix_get_scale (&rasterizer->state->gstate.transform);
+ int dim = (1.0 / factor) / 2;
+ uint64_t sum[4]={0,0,0,0};
+ int count = 0;
+ for (int ou = - dim; ou < dim; ou++)
+ for (int ov = - dim; ov < dim; ov++)
{
- last = maxx;
- grayend=255;
- }
+ uint8_t *src = (uint8_t *) buffer->data;
+ int o = (v+ov) * width + (u + ou);
- graystart=fraction- (graystart&0xff)/aa_factor;
- grayend = (grayend & 0xff) / aa_factor;
+ if (o>=0 && o < width * height)
+ {
+ src += o * bpp;
- if (first == last)
- coverage[first] += (graystart-(fraction-grayend));
- else if (first < last)
- {
- coverage[first] += graystart;
- for (int x = first + 1; x < last; x++)
- coverage[x] += fraction;
- coverage[last] += grayend;
+ for (int c = 0; c < bpp; c++)
+ sum[c] += src[c];
+ count ++;
+ }
}
- }
- }
+ if (count)
+ for (int c = 0; c < bpp; c++)
+ rgba[c] = sum[c]/count;
+ ctx_RGBA8_associate_alpha_probably_opaque (rgba);
+ }
+ rgba += 4;
+ x += dx;
+ y += dy;
+ }
+#if CTX_DITHER
+//ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
+// rasterizer->format->dither_green);
+#endif
}
-inline static void
-ctx_rasterizer_generate_coverage_set (CtxRasterizer *rasterizer,
- int minx,
- int maxx,
- uint8_t *coverage,
- int winding,
- int aa_factor)
+static void
+ctx_fragment_image_rgb8_RGBA8_box_swap_red_green (CtxRasterizer *rasterizer,
+ float x,
+ float y,
+ void *out, int count, float dx, float dy)
{
- CtxEntry *entries = rasterizer->edge_list.entries;;
- CtxEdge *edges = rasterizer->edges;
- int scanline = rasterizer->scanline;
- int active_edges = rasterizer->active_edges;
- int parity = 0;
- int fraction = 255/aa_factor;
- coverage -= minx;
-#define CTX_EDGE(no) entries[edges[no].index]
-#define CTX_EDGE_YMIN(no) (CTX_EDGE(no).data.s16[1]-1)
-#define CTX_EDGE_X(no) (edges[no].val)
- for (int t = 0; t < active_edges -1;t++)
- {
- int ymin = CTX_EDGE_YMIN (t);
- if (scanline != ymin)
- {
- if (winding)
- { parity += ( (CTX_EDGE (t).code == CTX_EDGE_FLIPPED) ?1:-1); }
- else
- { parity = 1 - parity; }
- }
+ ctx_fragment_image_rgb8_RGBA8_box (rasterizer, x, y, out, count, dx, dy);
+ ctx_fragment_swap_red_green_u8 (out, count);
+}
- if (parity)
- {
- int x0 = CTX_EDGE_X (t);
- int x1 = CTX_EDGE_X (t+1);
- int graystart = x0 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/256);
- int first = graystart / 256;
- int grayend = x1 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/256);
- int last = grayend / 256;
+static void
+ctx_fragment_image_rgb8_RGBA8_bi (CtxRasterizer *rasterizer,
+ float x,
+ float y,
+ void *out, int count, float dx, float dy)
+{
+ uint8_t *rgba = (uint8_t *) out;
- if (CTX_UNLIKELY(first < minx))
- {
- first = minx;
- graystart=0;//255;
- }
- if (CTX_UNLIKELY(last > maxx))
- {
- last = maxx;
- grayend=255;
- }
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ CtxBuffer *buffer = g->texture.buffer->color_managed;
+ int width = buffer->width;
+ int height = buffer->height;
- graystart=fraction- (graystart&0xff)/aa_factor;
- grayend = (grayend & 0xff) / aa_factor;
+ for (int i = 0; i < count; i++)
+ {
- if (first == last)
- coverage[first] += (graystart-(fraction-grayend));
- else if (first < last)
- {
- coverage[first] += graystart;
- for (int x = first + 1; x < last; x++)
- coverage[x] = fraction;
- coverage[last] += grayend;
- }
- }
- }
+ int u = x;
+ int v = y;
+ if ( u < 0 || v < 0 ||
+ u >= width ||
+ v >= height)
+ {
+ *((uint32_t*)(rgba))= 0;
+ }
+ else
+ {
+ int bpp = 3;
+ rgba[3]=255;
+ uint8_t *src00 = (uint8_t *) buffer->data;
+ int stride = buffer->stride;
+ src00 += v * stride + u * bpp;
+ uint8_t *src01 = src00;
+ if ( u + 1 < width)
+ {
+ src01 = src00 + bpp;
+ }
+ uint8_t *src11 = src01;
+ uint8_t *src10 = src00;
+ if ( v + 1 < height)
+ {
+ src10 = src00 + stride;
+ src11 = src01 + stride;
+ }
+ float dx = (x-(int)(x)) * 255.9f;
+ float dy = (y-(int)(y)) * 255.9f;
+ for (int c = 0; c < bpp; c++)
+ {
+ rgba[c] = ctx_lerp_u8 (ctx_lerp_u8 (src00[c], src01[c], dx),
+ ctx_lerp_u8 (src10[c], src11[c], dx), dy);
+ }
+ ctx_RGBA8_associate_alpha_probably_opaque (rgba);
+ }
+ x += dx;
+ y += dy;
+ rgba += 4;
+ }
+#if CTX_DITHER
+//ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
+// rasterizer->format->dither_green);
+#endif
}
-#undef CTX_EDGE_Y0
-#undef CTX_EDGE
-
static void
-ctx_rasterizer_reset (CtxRasterizer *rasterizer)
+ctx_fragment_image_rgb8_RGBA8_bi_swap_red_green (CtxRasterizer *rasterizer,
+ float x,
+ float y,
+ void *out, int count, float dx, float dy)
{
- rasterizer->pending_edges = 0;
- rasterizer->active_edges = 0;
- rasterizer->has_shape = 0;
- rasterizer->has_prev = 0;
- rasterizer->edge_list.count = 0; // ready for new edges
- rasterizer->edge_pos = 0;
- rasterizer->needs_aa3 = 0;
- rasterizer->needs_aa5 = 0;
- rasterizer->needs_aa15 = 0;
- rasterizer->scanline = 0;
- if (!rasterizer->preserve)
- {
- rasterizer->scan_min = 5000;
- rasterizer->scan_max = -5000;
- rasterizer->col_min = 5000;
- rasterizer->col_max = -5000;
- }
- //rasterizer->comp_op = NULL;
+ ctx_fragment_image_rgb8_RGBA8_bi (rasterizer, x, y, out, count, dx, dy);
+ ctx_fragment_swap_red_green_u8 (out, count);
}
-static void
-ctx_rasterizer_rasterize_edges (CtxRasterizer *rasterizer, int winding
-#if CTX_SHAPE_CACHE
- ,CtxShapeEntry *shape
-#endif
- )
+static CTX_INLINE void
+ctx_fragment_image_rgb8_RGBA8_nearest (CtxRasterizer *rasterizer,
+ float x,
+ float y,
+ void *out, int count, float dx, float dy)
{
- uint8_t *dst = ( (uint8_t *) rasterizer->buf);
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ CtxBuffer *buffer = g->texture.buffer;
+ if (buffer->color_managed)
+ buffer = buffer->color_managed;
+ uint8_t *rgba = (uint8_t *) out;
+ uint8_t *src = (uint8_t *) buffer->data;
+ int bwidth = buffer->width;
+ int bheight = buffer->height;
+ int stride = buffer->stride;
- int real_aa = rasterizer->aa;
+ x += 0.5f;
+ y += 0.5f;
- int scan_start = rasterizer->blit_y * CTX_FULL_AA;
- int scan_end = scan_start + rasterizer->blit_height * CTX_FULL_AA;
- int blit_width = rasterizer->blit_width;
- int blit_max_x = rasterizer->blit_x + blit_width;
- int minx = rasterizer->col_min / CTX_SUBDIV - rasterizer->blit_x;
- int maxx = (rasterizer->col_max + CTX_SUBDIV-1) / CTX_SUBDIV - rasterizer->blit_x;
+ if (CTX_UNLIKELY (dy == 0.0f && dx > 0.999f && dx < 1.001f))
+ {
+ int v = y;
+ int u = x;
+
+ if (v < buffer->height && v > 0)
+ {
+ int o = v * stride + u * 3;
+ int i;
+ for (i = 0; i < count && u < bwidth && u <0; i++)
+ {
+ *((uint32_t*)(rgba))= 0;
+ rgba += 4;
+ o += 3;
+ u+=1;
+ }
-#if 1
- if (
-#if CTX_SHAPE_CACHE
- !shape &&
-#endif
- maxx > blit_max_x - 1)
- { maxx = blit_max_x - 1; }
-#endif
-#if 1
- if (rasterizer->state->gstate.clip_min_x>
- minx)
- { minx = rasterizer->state->gstate.clip_min_x; }
- if (rasterizer->state->gstate.clip_max_x <
- maxx)
- { maxx = rasterizer->state->gstate.clip_max_x; }
-#endif
- if (minx < 0)
- { minx = 0; }
- if (minx >= maxx)
+ for (; i < count && u < bwidth; i++)
+ {
+ rgba[0] = src[o];
+ rgba[1] = src[o+1];
+ rgba[2] = src[o+2];
+ rgba[3]=255;
+ rgba += 4;
+ o += 3;
+ u+=1;
+ }
+ for (; i < count; i++)
+ {
+ *((uint32_t*)(rgba))= 0;
+ rgba += 4;
+ }
+ }
+ else
{
- ctx_rasterizer_reset (rasterizer);
- return;
+ for (int i = 0; i < count; i++)
+ {
+ *((uint32_t*)(rgba))= 0;
+ rgba+=4;
+ }
}
-#if CTX_SHAPE_CACHE
- uint8_t _coverage[shape?2:maxx-minx+1];
-#else
- uint8_t _coverage[maxx-minx+1];
+ }
+ else
+ {
+ int u = x;
+ int v = y;
+ int i;
+ for (i = 0; i < count && u < bwidth && u <0; i++)
+ {
+ u = x;
+ v = y;;
+ *((uint32_t*)(rgba))= 0;
+ x += dx;
+ y += dy;
+ rgba += 4;
+ }
+ for (; i < count && u < bwidth; i++)
+ {
+ u = x;
+ v = y;
+ if (CTX_UNLIKELY(v < 0 || v >= bheight))
+ {
+ *((uint32_t*)(rgba))= 0;
+ }
+ else
+ {
+ int o = v * stride + u * 3;
+ rgba[0] = src[o];
+ rgba[1] = src[o+1];
+ rgba[2] = src[o+2];
+ rgba[3]=255;
+ }
+
+ rgba += 4;
+ x += dx;
+ y += dy;
+ }
+ for (; i < count; i++)
+ {
+ *((uint32_t*)(rgba))= 0;
+ rgba += 4;
+ }
+ }
+#if CTX_DITHER
+ //ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
+ // rasterizer->format->dither_green);
#endif
- uint8_t *coverage = &_coverage[0];
+}
-#if CTX_SHAPE_CACHE
- if (shape)
+static CTX_INLINE void
+ctx_fragment_image_rgb8_RGBA8_nearest_swap_red_green (CtxRasterizer *rasterizer,
+ float x,
+ float y,
+ void *out, int count, float dx, float dy)
+{
+ ctx_fragment_image_rgb8_RGBA8_nearest (rasterizer, x, y, out, count, dx, dy);
+ ctx_fragment_swap_red_green_u8 (out, count);
+}
+
+static void
+ctx_fragment_image_rgb8_RGBA8 (CtxRasterizer *rasterizer,
+ float x,
+ float y,
+ void *out, int count, float dx, float dy)
+{
+ if (rasterizer->state->gstate.image_smoothing)
+ {
+ float factor = ctx_matrix_get_scale (&rasterizer->state->gstate.transform);
+ if (factor <= 0.50f)
{
- coverage = &shape->data[0];
+ if (rasterizer->swap_red_green)
+ ctx_fragment_image_rgb8_RGBA8_box_swap_red_green (rasterizer, x, y, out, count, dx, dy);
+ else
+ ctx_fragment_image_rgb8_RGBA8_box (rasterizer, x, y, out, count, dx, dy);
}
-#endif
- ctx_assert (coverage);
- rasterizer->scan_min -= (rasterizer->scan_min % CTX_FULL_AA);
-#if CTX_SHAPE_CACHE
- if (shape)
+#if CTX_ALWAYS_USE_NEAREST_FOR_SCALE1
+ else if (factor > 0.99f && factor < 1.01f)
{
- scan_start = rasterizer->scan_min;
- scan_end = rasterizer->scan_max;
+ // XXX missing translate test
+ if (rasterizer->swap_red_green)
+ ctx_fragment_image_rgb8_RGBA8_nearest_swap_red_green (rasterizer, x, y, out, count, dx, dy);
+ else
+ ctx_fragment_image_rgb8_RGBA8_nearest (rasterizer, x, y, out, count, dx, dy);
}
- else
#endif
+ else
{
- if (rasterizer->scan_min > scan_start)
- {
- dst += (rasterizer->blit_stride * (rasterizer->scan_min-scan_start) / CTX_FULL_AA);
- scan_start = rasterizer->scan_min;
- }
- if (rasterizer->scan_max < scan_end)
- { scan_end = rasterizer->scan_max; }
- }
- if (rasterizer->state->gstate.clip_min_y * CTX_FULL_AA > scan_start )
- {
- dst += (rasterizer->blit_stride * (rasterizer->state->gstate.clip_min_y * CTX_FULL_AA -scan_start) /
CTX_FULL_AA);
- scan_start = rasterizer->state->gstate.clip_min_y * CTX_FULL_AA;
+ if (rasterizer->swap_red_green)
+ ctx_fragment_image_rgb8_RGBA8_bi_swap_red_green (rasterizer, x, y, out, count, dx, dy);
+ else
+ ctx_fragment_image_rgb8_RGBA8_bi (rasterizer, x, y, out, count, dx, dy);
}
- if (rasterizer->state->gstate.clip_max_y * CTX_FULL_AA < scan_end)
- { scan_end = rasterizer->state->gstate.clip_max_y * CTX_FULL_AA; }
- if (scan_start > scan_end ||
- (scan_start > (rasterizer->blit_y + rasterizer->blit_height) * CTX_FULL_AA) ||
- (scan_end < (rasterizer->blit_y) * CTX_FULL_AA))
- {
- /* not affecting this rasterizers scanlines */
- ctx_rasterizer_reset (rasterizer);
- return;
}
+ else
+ {
+ if (rasterizer->swap_red_green)
+ ctx_fragment_image_rgb8_RGBA8_nearest_swap_red_green (rasterizer, x, y, out, count, dx, dy);
+ else
+ ctx_fragment_image_rgb8_RGBA8_nearest (rasterizer, x, y, out, count, dx, dy);
+ }
+#if CTX_DITHER
+ {
+ uint8_t *rgba = (uint8_t*)out;
+ ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
+ rasterizer->format->dither_green);
+ }
+#endif
+}
+
- ctx_rasterizer_sort_edges (rasterizer);
+/************** rgba8 */
+
+static void
+ctx_fragment_image_rgba8_RGBA8_box (CtxRasterizer *rasterizer,
+ float x,
+ float y,
+ void *out, int count, float dx, float dy)
+{
+ uint8_t *rgba = (uint8_t *) out;
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ CtxBuffer *buffer = g->texture.buffer->color_managed;
+
+ for (int i = 0; i < count; i ++)
{
- int halfstep2 = CTX_FULL_AA/2;
- int halfstep = halfstep2 + 1;
- rasterizer->needs_aa3 = 0;
- rasterizer->needs_aa5 = 0;
- rasterizer->needs_aa15 = 0;
- rasterizer->scanline = scan_start;
- ctx_rasterizer_feed_edges (rasterizer);
- for (; rasterizer->scanline <= scan_end;)
+ int u = x;
+ int v = y;
+ if ( u < 0 || v < 0 ||
+ u >= buffer->width ||
+ v >= buffer->height)
+ {
+ *((uint32_t*)(rgba))= 0;
+ }
+ else
{
- int contains_edge_end = rasterizer->pending_edges ||
- rasterizer->ending_edges;
+ int bpp = 4;
+ float factor = ctx_matrix_get_scale (&rasterizer->state->gstate.transform);
+ int dim = (1.0 / factor) / 2;
+ uint64_t sum[4]={0,0,0,0};
+ int count = 0;
+ int width = buffer->width;
+ int height = buffer->height;
+ for (int ou = - dim; ou < dim; ou++)
+ for (int ov = - dim; ov < dim; ov++)
+ {
+ uint8_t *src = (uint8_t *) buffer->data;
+ int o = (v+ov) * width + (u + ou);
- // check if all pending edges are scanline aligned at start
- ctx_memset (coverage, 0,
-#if CTX_SHAPE_CACHE
- shape?shape->width:
+ if (o>=0 && o < width * height)
+ {
+ src += o * bpp;
+
+ for (int c = 0; c < bpp; c++)
+ sum[c] += src[c];
+ count ++;
+ }
+ }
+ if (count)
+ for (int c = 0; c < bpp; c++)
+ rgba[c] = sum[c]/count;
+ ctx_RGBA8_associate_alpha_probably_opaque (rgba);
+ }
+ rgba += 4;
+ x += dx;
+ y += dy;
+ }
+#if CTX_DITHER
+//ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
+// rasterizer->format->dither_green);
#endif
- sizeof (_coverage) );
+}
+
+
+static void
+ctx_fragment_image_rgba8_RGBA8_nearest (CtxRasterizer *rasterizer,
+ float x,
+ float y,
+ void *out, int count, float dx, float dy)
+{
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ CtxBuffer *buffer = g->texture.buffer;
+ if (buffer->color_managed)
+ buffer = buffer->color_managed;
+ int ideltax = dx * 65536;
+ int ideltay = dy * 65536;
+ uint32_t *src = (uint32_t *) buffer->data;
+ uint32_t *dst = (uint32_t*)out;
+ int bwidth = buffer->width;
+ int bheight = buffer->height;
+ x += 0.5f;
+ y += 0.5f;
- if (contains_edge_end)
+#if 1
+ if (CTX_UNLIKELY(ideltay == 0 && ideltax == 65536))
+ {
+ int i = 0;
+ int u = x;
+ int v = y;
+ if (!(v >= 0 && v < bheight))
{
- for (int i = 0; i < real_aa; i++)
- {
- ctx_rasterizer_feed_edges (rasterizer);
- ctx_rasterizer_sort_active_edges (rasterizer);
- ctx_rasterizer_generate_coverage (rasterizer, minx, maxx, coverage, winding, real_aa);
- ctx_rasterizer_increment_edges (rasterizer, CTX_FULL_AA/real_aa);
- }
+ for (i = 0 ; i < count; i++)
+ *dst++ = 0;
+ return;
}
- else if (!rasterizer->needs_aa3) // if it doesnt need aa3 it doesnt need aa5 or aa15 either
+ src += bwidth * v + u;
+ while (count && !(u >= 0))
{
- ctx_rasterizer_increment_edges (rasterizer, halfstep2);
- ctx_rasterizer_feed_edges (rasterizer);
-
- ctx_rasterizer_sort_active_edges (rasterizer);
- ctx_rasterizer_generate_coverage_set (rasterizer, minx, maxx, coverage, winding, 1);
- ctx_rasterizer_increment_edges (rasterizer, halfstep);
+ *dst++ = 0;
+ src ++;
+ u++;
+ count--;
}
- else if (rasterizer->needs_aa15)
- {
- for (int i = 0; i < CTX_FULL_AA; i++)
- {
- ctx_rasterizer_feed_edges (rasterizer);
- ctx_rasterizer_sort_active_edges (rasterizer);
- ctx_rasterizer_generate_coverage (rasterizer, minx, maxx, coverage, winding, CTX_FULL_AA);
- ctx_rasterizer_increment_edges (rasterizer, 1);
- }
+ int limit = ctx_mini (count, bwidth - u);
+ if (limit>0)
+ {
+ memcpy (dst, src, limit * 4);
+ dst += limit;
+ i = limit;
}
- else if (rasterizer->needs_aa5)
+ for (;i < count; i++)
+ *dst++ = 0;
+ return;
+ }
+#endif
+
+ {
+ int i = 0;
+ float u1 = x + dx * (count-1);
+ float v1 = y + dy * (count-1);
+ uint32_t *edst = ((uint32_t*)out)+count;
+ for (; i < count; )
{
- for (int i = 0; i < CTX_FULL_AA; i+=3)
+ if ((u1 < 0.0f || v1 < 0.0f || u1 >= bwidth || v1 >= bheight))
{
- ctx_rasterizer_feed_edges (rasterizer);
- ctx_rasterizer_sort_active_edges (rasterizer);
- ctx_rasterizer_generate_coverage (rasterizer, minx, maxx, coverage, winding, CTX_FULL_AA/3);
- ctx_rasterizer_increment_edges (rasterizer, 3);
+ *edst-- = 0;
+ count --;
+ u1 -= dx;
+ v1 -= dy;
}
- //for (int x = minx; x <= maxx; x++) coverage[x-minx] *= 0.5;
+ else break;
}
- else if (rasterizer->needs_aa3)
+
+
+ for (i = 0; i < count; i ++)
{
- for (int i = 0; i < CTX_FULL_AA; i+=5)
+ if ((x < 0.0f || y < 0.0f || x >= bwidth || y >= bheight))
{
- ctx_rasterizer_feed_edges (rasterizer);
- ctx_rasterizer_sort_active_edges (rasterizer);
- ctx_rasterizer_generate_coverage (rasterizer, minx, maxx, coverage, winding, CTX_FULL_AA/5);
- ctx_rasterizer_increment_edges (rasterizer, 5);
+ *dst = 0;
+ dst++;
+ x += dx;
+ y += dy;
}
- //for (int x = minx; x <= maxx; x++) coverage[x-minx] *= 0.75;
+ else break;
}
- else
- {
- ctx_rasterizer_increment_edges (rasterizer, halfstep2);
- ctx_rasterizer_feed_edges (rasterizer);
- ctx_rasterizer_sort_active_edges (rasterizer);
- ctx_rasterizer_generate_coverage_set (rasterizer, minx, maxx, coverage, winding, 1);
- ctx_rasterizer_increment_edges (rasterizer, halfstep);
+
+ uint32_t ix = x * 65536;
+ uint32_t iy = y * 65536;
+
+ for (; i < count; i ++)
+ {
+ *dst = src[(iy>>16) * bwidth + (ix>>16)];
+ ix += ideltax;
+ iy += ideltay;
+ dst++;
}
- ctx_coverage_post_process (rasterizer, minx, maxx, coverage - minx);
+ }
+}
+static void
+ctx_fragment_image_rgba8_RGBA8_bi (CtxRasterizer *rasterizer,
+ float x,
+ float y,
+ void *out, int count, float dx, float dy)
+{
+ uint8_t *rgba = (uint8_t *) out;
+ float ox = (x-(int)(x));
+ float oy = (y-(int)(y));
- {
-#if CTX_SHAPE_CACHE
- if (shape == NULL)
-#endif
- {
-#if 0
- if (CTX_FULL_AA==1)
- {
- for (int x = 0; x < maxx-minx; x++)
- coverage
- }
-#endif
- ctx_rasterizer_apply_coverage (rasterizer,
- &dst[(minx * rasterizer->format->bpp) /8],
- minx,
- coverage, maxx-minx + 1);
- }
- }
-#if CTX_SHAPE_CACHE
- if (shape)
- {
- coverage += shape->width;
- }
-#endif
- dst += rasterizer->blit_stride;
- }
- }
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ CtxBuffer *buffer = g->texture.buffer->color_managed;
+ int bwidth = buffer->width;
+ int bheight = buffer->height;
+ int i = 0;
- if (rasterizer->state->gstate.compositing_mode == CTX_COMPOSITE_SOURCE_OUT ||
- rasterizer->state->gstate.compositing_mode == CTX_COMPOSITE_SOURCE_IN ||
- rasterizer->state->gstate.compositing_mode == CTX_COMPOSITE_DESTINATION_IN ||
- rasterizer->state->gstate.compositing_mode == CTX_COMPOSITE_COPY ||
- rasterizer->state->gstate.compositing_mode == CTX_COMPOSITE_DESTINATION_ATOP ||
- rasterizer->state->gstate.compositing_mode == CTX_COMPOSITE_CLEAR)
+ if (dy == 0.0f && dx > 0.0f)
{
- /* fill in the rest of the blitrect when compositing mode permits it */
- uint8_t nocoverage[rasterizer->blit_width];
- //int gscan_start = rasterizer->state->gstate.clip_min_y * CTX_FULL_AA;
- int gscan_start = rasterizer->state->gstate.clip_min_y * CTX_FULL_AA;
- int gscan_end = rasterizer->state->gstate.clip_max_y * CTX_FULL_AA;
- memset (nocoverage, 0, sizeof(nocoverage));
- int startx = rasterizer->state->gstate.clip_min_x;
- int endx = rasterizer->state->gstate.clip_max_x;
- int clipw = endx-startx + 1;
- uint8_t *dst = ( (uint8_t *) rasterizer->buf);
+ if ((dx > 0.99f && dx < 1.01f &&
+ ox < 0.01 && oy < 0.01))
+ {
+ ctx_fragment_image_rgba8_RGBA8_nearest (rasterizer,
+ x, y, out, count, dx, dy);
+ return;
+ }
- dst = (uint8_t*)(rasterizer->buf) + rasterizer->blit_stride * (gscan_start / CTX_FULL_AA);
- for (rasterizer->scanline = gscan_start; rasterizer->scanline < scan_start;)
- {
- ctx_rasterizer_apply_coverage (rasterizer,
- &dst[ (startx * rasterizer->format->bpp) /8],
- 0,
- nocoverage, clipw);
- rasterizer->scanline += CTX_FULL_AA;
- dst += rasterizer->blit_stride;
- }
- if (minx < startx)
- {
- dst = (uint8_t*)(rasterizer->buf) + rasterizer->blit_stride * (scan_start / CTX_FULL_AA);
- for (rasterizer->scanline = scan_start; rasterizer->scanline < scan_end;)
- {
- ctx_rasterizer_apply_coverage (rasterizer,
- &dst[ (startx * rasterizer->format->bpp) /8],
- 0,
- nocoverage, minx-startx);
- dst += rasterizer->blit_stride;
- }
- }
- if (endx > maxx)
- {
- dst = (uint8_t*)(rasterizer->buf) + rasterizer->blit_stride * (scan_start / CTX_FULL_AA);
- for (rasterizer->scanline = scan_start; rasterizer->scanline < scan_end;)
- {
- ctx_rasterizer_apply_coverage (rasterizer,
- &dst[ (maxx * rasterizer->format->bpp) /8],
- 0,
- nocoverage, endx-maxx);
+ uint32_t *data = ((uint32_t*)buffer->data);
- rasterizer->scanline += CTX_FULL_AA;
- dst += rasterizer->blit_stride;
- }
- }
- dst = (uint8_t*)(rasterizer->buf) + rasterizer->blit_stride * (scan_end / CTX_FULL_AA);
- // XXX valgrind/asan this
- if(0)for (rasterizer->scanline = scan_end; rasterizer->scanline/CTX_FULL_AA < gscan_end-1;)
- {
- ctx_rasterizer_apply_coverage (rasterizer,
- &dst[ (startx * rasterizer->format->bpp) /8],
- 0,
- nocoverage, clipw-1);
- rasterizer->scanline += CTX_FULL_AA;
- dst += rasterizer->blit_stride;
- }
- }
- ctx_rasterizer_reset (rasterizer);
-}
+ for (i= 0; i < count; i ++)
+ {
+ int u = x;
+ int v = y;
+ int ut = x + 1.5;
+ int vt = y + 1.5;
+ if ( ut <= 0 || vt <= 0 || u >= buffer->width || v >= buffer->height)
+ {
+ *((uint32_t*)(rgba))= 0;
+ }
+ else
+ break;
+ x += dx;
+ y += dy;
+ rgba += 4;
+ }
-inline static int
-ctx_is_transparent (CtxRasterizer *rasterizer, int stroke)
-{
- CtxGState *gstate = &rasterizer->state->gstate;
- if (gstate->global_alpha_u8 == 0)
- return 1;
- if (gstate->source_fill.type == CTX_SOURCE_COLOR)
+ uint32_t yi = y * 65536;
+ uint32_t xi = x * 65536;
+ int xi_delta = dx * 65536;
+ int loaded = -4;
+ uint32_t s0_ga = 0, s0_rb = 0, s1_ga = 0, s1_rb = 0;
+
+ int v = yi >> 16;
+ data += bwidth * v;
+ int dv = (yi >> 8) & 0xff;
+ if (y < bheight && y >= 0)
+ for (; i < count; i ++)
{
- uint8_t ga[2];
- ctx_color_get_graya_u8 (rasterizer->state, &gstate->source_fill.color, ga);
- if (ga[1] == 0)
- return 1;
- }
- return 0;
-}
-
-static void
-ctx_rasterizer_fill (CtxRasterizer *rasterizer)
-{
- int count = rasterizer->preserve?rasterizer->edge_list.count:0;
-
- CtxEntry temp[count]; /* copy of already built up path's poly line
- XXX - by building a large enough path
- the stack can be smashed!
- */
- if (rasterizer->preserve)
- { memcpy (temp, rasterizer->edge_list.entries, sizeof (temp) ); }
+ int u = xi >> 16;
-#if CTX_ENABLE_SHADOW_BLUR
- if (rasterizer->in_shadow)
- {
- for (int i = 0; i < rasterizer->edge_list.count; i++)
+ if (u >= buffer->width)
{
- CtxEntry *entry = &rasterizer->edge_list.entries[i];
- entry->data.s16[2] += rasterizer->shadow_x * CTX_SUBDIV;
- entry->data.s16[3] += rasterizer->shadow_y * CTX_FULL_AA;
+ break;
}
- rasterizer->scan_min += rasterizer->shadow_y * CTX_FULL_AA;
- rasterizer->scan_max += rasterizer->shadow_y * CTX_FULL_AA;
- rasterizer->col_min += (rasterizer->shadow_x - rasterizer->state->gstate.shadow_blur * 3 + 1) *
CTX_SUBDIV;
- rasterizer->col_max += (rasterizer->shadow_x + rasterizer->state->gstate.shadow_blur * 3 + 1) *
CTX_SUBDIV;
+ else if (u < 0 || v < 0) // default to next sample down and to right
+ {
+ int got_prev_pix = (u >= 0);
+ int got_prev_row = (v>=0);
+ uint32_t *src11 = data + u + bwidth + 1;
+ uint32_t *src10 = src11 - got_prev_pix;
+ uint32_t *src01 = src11 - bwidth * got_prev_row;
+ uint32_t *src00 = src10 - bwidth * got_prev_row;
+ uint32_t s00 = *src00;
+ uint32_t s01 = *src01;
+ uint32_t s10 = *src10;
+ uint32_t s11 = *src11;
+ ctx_lerp_RGBA8_split (s00,s10, dv, &s0_ga, &s0_rb);
+ ctx_lerp_RGBA8_split (s01,s11, dv, &s1_ga, &s1_rb);
+ }
+ else if (loaded + 1 == u)
+ {
+ int next_row = ( v + 1 < bheight) * bwidth;
+ int next_pix = (u + 1 < bwidth);
+ uint32_t *src00 = data + u;
+ uint32_t s01 = ((uint32_t*)src00)[next_pix];
+ uint32_t s11 = ((uint32_t*)src00)[next_row + next_pix];
+ s0_ga = s1_ga;
+ s0_rb = s1_rb;
+ ctx_lerp_RGBA8_split (s01,s11, dv, &s1_ga, &s1_rb);
+ }
+ else if (loaded != u)
+ {
+ int next_row = (v + 1 < bheight) * bwidth;
+ int next_pix = (u + 1 < bwidth);
+ uint32_t *src00 = data + u;
+ uint32_t s00 = ((uint32_t*)src00)[0];
+ uint32_t s01 = ((uint32_t*)src00)[next_pix];
+ uint32_t s10 = ((uint32_t*)src00)[next_row];
+ uint32_t s11 = ((uint32_t*)src00)[next_row + next_pix];
+ ctx_lerp_RGBA8_split (s00,s10, dv, &s0_ga, &s0_rb);
+ ctx_lerp_RGBA8_split (s01,s11, dv, &s1_ga, &s1_rb);
+ }
+ ((uint32_t*)(&rgba[0]))[0] =
+ ctx_lerp_RGBA8_merge (s0_ga, s0_rb, s1_ga, s1_rb, (xi>>8));
+ loaded = u;
+ xi += xi_delta;
+ rgba += 4;
}
-#endif
- if (ctx_is_transparent (rasterizer, 0) ||
- rasterizer->scan_min / CTX_FULL_AA > rasterizer->blit_y + rasterizer->blit_height ||
- rasterizer->scan_max / CTX_FULL_AA < rasterizer->blit_y ||
- rasterizer->col_min / CTX_SUBDIV > rasterizer->blit_x + rasterizer->blit_width ||
- rasterizer->col_max / CTX_SUBDIV < rasterizer->blit_x)
- {
- ctx_rasterizer_reset (rasterizer);
- }
+ }
else
{
- if (rasterizer->comp_op == NULL)
- ctx_compositor_setup_default (rasterizer);
- rasterizer->state->min_x =
- ctx_mini (rasterizer->state->min_x, rasterizer->col_min / CTX_SUBDIV);
- rasterizer->state->max_x =
- ctx_maxi (rasterizer->state->max_x, rasterizer->col_max / CTX_SUBDIV);
- rasterizer->state->min_y =
- ctx_mini (rasterizer->state->min_y, rasterizer->scan_min / CTX_FULL_AA);
- rasterizer->state->max_y =
- ctx_maxi (rasterizer->state->max_y, rasterizer->scan_max / CTX_FULL_AA);
+ uint32_t *data = ((uint32_t*)buffer->data);
- ctx_rasterizer_finish_shape (rasterizer);
+ for (i= 0; i < count; i ++)
+ {
+ int u = x;
+ int v = y;
+ int ut = x + 1.5;
+ int vt = y + 1.5;
+ if ( ut <= 0 || vt <= 0 || u >= buffer->width || v >= buffer->height)
+ {
+ *((uint32_t*)(rgba))= 0;
+ }
+ else
+ break;
+ x += dx;
+ y += dy;
+ rgba += 4;
+ }
- uint32_t hash = ctx_rasterizer_poly_to_edges (rasterizer);
- if (hash){};
+ uint32_t yi = y * 65536;
+ uint32_t xi = x * 65536;
-#if CTX_SHAPE_CACHE
- int width = (rasterizer->col_max + (CTX_SUBDIV-1) ) / CTX_SUBDIV - rasterizer->col_min/CTX_SUBDIV + 1;
- int height = (rasterizer->scan_max + (CTX_FULL_AA-1) ) / CTX_FULL_AA - rasterizer->scan_min /
CTX_FULL_AA + 1;
- if (width * height < CTX_SHAPE_CACHE_DIM && width >=1 && height >= 1
- && width < CTX_SHAPE_CACHE_MAX_DIM
- && height < CTX_SHAPE_CACHE_MAX_DIM
-#if CTX_ENABLE_SHADOW_BLUR
- && !rasterizer->in_shadow
-#endif
- )
- {
- int scan_min = rasterizer->scan_min;
- int col_min = rasterizer->col_min;
- scan_min -= (scan_min % CTX_FULL_AA);
- int y0 = scan_min / CTX_FULL_AA;
- int y1 = y0 + height;
- int x0 = col_min / CTX_SUBDIV;
- int ymin = y0;
- int x1 = x0 + width;
- int clip_x_min = rasterizer->blit_x;
- int clip_x_max = rasterizer->blit_x + rasterizer->blit_width - 1;
- int clip_y_min = rasterizer->blit_y;
- int clip_y_max = rasterizer->blit_y + rasterizer->blit_height - 1;
+ int yi_delta = dy * 65536;
+ int xi_delta = dx * 65536;
- int dont_cache = 0;
- if (x1 >= clip_x_max)
- { x1 = clip_x_max;
- dont_cache = 1;
- }
- int xo = 0;
- if (x0 < clip_x_min)
- {
- xo = clip_x_min - x0;
- x0 = clip_x_min;
- dont_cache = 1;
- }
- if (y0 < clip_y_min || y1 >= clip_y_max)
- dont_cache = 1;
- if (dont_cache || !_ctx_shape_cache_enabled)
- {
- ctx_rasterizer_rasterize_edges (rasterizer, rasterizer->state->gstate.fill_rule
-#if CTX_SHAPE_CACHE
- , NULL
-#endif
- );
- }
- else
- {
+ int loaded = -4;
+ uint32_t s00 = 0, s01 = 0, s10 = 0, s11 = 0;
- rasterizer->scanline = scan_min;
- CtxShapeEntry *shape = ctx_shape_entry_find (rasterizer, hash, width, height);
+ for (; i < count; i ++)
+ {
+ int u = xi >> 16;
+ int v = yi >> 16;
+ //int ut = (xi + 3*65536/2)>>16;
+ //int vt = (yi + 3*65536/2)>>16;
- if (shape->uses == 0)
- {
- CtxBuffer *buffer_backup = rasterizer->clip_buffer;
- rasterizer->clip_buffer = NULL;
- ctx_rasterizer_rasterize_edges (rasterizer, rasterizer->state->gstate.fill_rule, shape);
- rasterizer->clip_buffer = buffer_backup;
- }
- rasterizer->scanline = scan_min;
+ int offset = bwidth * v + u;
- int ewidth = x1 - x0;
- if (ewidth>0)
- {
- if (rasterizer->clip_buffer && !rasterizer->clip_rectangle)
- {
- uint8_t composite[ewidth];
- for (int y = y0; y < y1; y++)
- {
- if ( (y >= clip_y_min) && (y <= clip_y_max) )
- {
- for (int x = 0; x < ewidth; x++)
- {
- int val = shape->data[shape->width * (int)(y-ymin) + xo + x];
- // XXX : not valid for 1bit clip buffers
- val = (val*((uint8_t*)rasterizer->clip_buffer->data) [
- ((y-rasterizer->blit_y) * rasterizer->blit_width) + x0 + x])/255;
- composite[x] = val;
- }
- ctx_rasterizer_apply_coverage (rasterizer,
- ( (uint8_t *) rasterizer->buf) + (y-rasterizer->blit_y) *
rasterizer->blit_stride + (int) (x0) * rasterizer->format->bpp/8,
- x0, // is 0
- composite,
- ewidth );
- rasterizer->scanline += CTX_FULL_AA;
- }
- }
- }
- else
- for (int y = y0; y < y1; y++)
- {
- if ( (y >= clip_y_min) && (y <= clip_y_max) )
- {
- ctx_rasterizer_apply_coverage (rasterizer,
- ( (uint8_t *) rasterizer->buf) + (y-rasterizer->blit_y) *
rasterizer->blit_stride + (int) (x0) * rasterizer->format->bpp/8,
- x0,
- &shape->data[shape->width * (int) (y-ymin) + xo],
- ewidth );
- }
- rasterizer->scanline += CTX_FULL_AA;
- }
- }
- if (shape->uses != 0)
- {
- ctx_rasterizer_reset (rasterizer);
- }
- }
- }
- else
-#endif
- ctx_rasterizer_rasterize_edges (rasterizer, rasterizer->state->gstate.fill_rule
-#if CTX_SHAPE_CACHE
- , NULL
-#endif
- );
- }
- if (rasterizer->preserve)
+ if ((
+ u >= buffer->width ||
+ v <= -65536 ||
+ u <= -65536 ||
+ v >= buffer->height))
{
- memcpy (rasterizer->edge_list.entries, temp, sizeof (temp) );
- rasterizer->edge_list.count = count;
+ break;
}
-#if CTX_ENABLE_SHADOW_BLUR
- if (rasterizer->in_shadow)
- {
- rasterizer->scan_min -= rasterizer->shadow_y * CTX_FULL_AA;
- rasterizer->scan_max -= rasterizer->shadow_y * CTX_FULL_AA;
- rasterizer->col_min -= (rasterizer->shadow_x - rasterizer->state->gstate.shadow_blur * 3 + 1) *
CTX_SUBDIV;
- rasterizer->col_max -= (rasterizer->shadow_x + rasterizer->state->gstate.shadow_blur * 3 + 1) *
CTX_SUBDIV;
+ else if (u < 0 || v < 0) // default to next sample down and to right
+ {
+ int got_prev_pix = (u >= 0);
+ int got_prev_row = (v>=0);
+ uint32_t *src11 = data + offset + bwidth + 1;
+ uint32_t *src10 = src11 - got_prev_pix;
+ uint32_t *src01 = src11 - bwidth * got_prev_row;
+ uint32_t *src00 = src10 - bwidth * got_prev_row;
+ s00 = *src00;
+ s01 = *src01;
+ s10 = *src10;
+ s11 = *src11;
+ }
+ else if (loaded + 1 == offset)
+ {
+ int next_row = ( v + 1 < bheight) * bwidth;
+ int next_pix = (u + 1 < bwidth);
+ uint32_t *src00 = data + offset;
+ s00 = s01;
+ s10 = s11;
+ s01 = ((uint32_t*)src00)[next_pix];
+ s11 = ((uint32_t*)src00)[next_row + next_pix];
+ }
+ else if (loaded != offset)
+ {
+ int next_row = ( v + 1 < bheight) * bwidth;
+ int next_pix = (u + 1 < bwidth);
+ uint32_t *src00 = data + offset;
+ s00 = ((uint32_t*)src00)[0];
+ s01 = ((uint32_t*)src00)[next_pix];
+ s10 = ((uint32_t*)src00)[next_row];
+ s11 = ((uint32_t*)src00)[next_row + next_pix];
+ }
+ loaded = offset;
+ ((uint32_t*)(&rgba[0]))[0] = ctx_bi_RGBA8 (s00,s01,s10,s11, (xi>>8),(yi>>8)); // the argument type does
the & 0xff
+ xi += xi_delta;
+ yi += yi_delta;
+ rgba += 4;
}
-#endif
- rasterizer->preserve = 0;
-}
-#if 0
-static void
-ctx_rasterizer_triangle (CtxRasterizer *rasterizer,
- int x0, int y0,
- int x1, int y1,
- int x2, int y2,
- int r0, int g0, int b0, int a0,
- int r1, int g1, int b1, int a1,
- int r2, int g2, int b2, int a2,
- int u0, int v0,
- int u1, int v1)
-{
+ }
+ for (; i < count; i ++)
+ {
+ *((uint32_t*)(rgba))= 0;
+ rgba += 4;
+ }
}
-#endif
-
-typedef struct _CtxTermGlyph CtxTermGlyph;
+#define ctx_clampi(val,min,max) \
+ ctx_mini (ctx_maxi ((val), (min)), (max))
-struct _CtxTermGlyph
+static inline uint32_t ctx_yuv_to_rgba32 (uint8_t y, uint8_t u, uint8_t v)
{
- uint32_t unichar;
- int col;
- int row;
- uint8_t rgba_bg[4];
- uint8_t rgba_fg[4];
-};
+ int cy = ((y - 16) * 76309) >> 16;
+ int cr = (v - 128);
+ int cb = (u - 128);
+ int red = cy + ((cr * 104597) >> 16);
+ int green = cy - ((cb * 25674 + cr * 53278) >> 16);
+ int blue = cy + ((cb * 132201) >> 16);
+ return ctx_clampi (red, 0, 255) |
+ (ctx_clampi (green, 0, 255) << 8) |
+ (ctx_clampi (blue, 0, 255) << 16) |
+ (0xff << 24);
+}
-static int _ctx_glyph (Ctx *ctx, uint32_t unichar, int stroke);
static void
-ctx_rasterizer_glyph (CtxRasterizer *rasterizer, uint32_t unichar, int stroke)
+ctx_fragment_image_yuv420_RGBA8_nearest (CtxRasterizer *rasterizer,
+ float x,
+ float y,
+ void *out, int count, float dx, float dy)
{
- float tx = rasterizer->state->x;
- float ty = rasterizer->state->y - rasterizer->state->gstate.font_size;
- float tx2 = rasterizer->state->x + rasterizer->state->gstate.font_size;
- float ty2 = rasterizer->state->y + rasterizer->state->gstate.font_size;
- _ctx_user_to_device (rasterizer->state, &tx, &ty);
- _ctx_user_to_device (rasterizer->state, &tx2, &ty2);
+ uint8_t *rgba = (uint8_t *) out;
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ CtxBuffer *buffer = g->texture.buffer;
+ if (buffer->color_managed)
+ buffer = buffer->color_managed;
+ uint8_t *src = (uint8_t *) buffer->data;
+ int bwidth = buffer->width;
+ int bheight = buffer->height;
+ int bwidth_div_2 = bwidth/2;
+ int bheight_div_2 = bheight/2;
+ x += 0.5f;
+ y += 0.5f;
- if (tx2 < rasterizer->blit_x || ty2 < rasterizer->blit_y) return;
- if (tx > rasterizer->blit_x + rasterizer->blit_width ||
- ty > rasterizer->blit_y + rasterizer->blit_height)
- return;
+ {
+ int i = 0;
-#if CTX_BRAILLE_TEXT
- float font_size = 0;
- int ch = 1;
- int cw = 1;
+ for (; i < count; i ++)
+ {
+ int u = x;
+ int v = y;
+ if ((u < 0 || v < 0 || u >= bwidth || v >= bheight))
+ {
+ *((uint32_t*)(rgba))= 0;
+ }
+ else
+ {
+ break;
+ }
+ x += dx;
+ y += dy;
+ rgba += 4;
+ }
- if (rasterizer->term_glyphs)
- {
- float tx = 0;
- float ty = rasterizer->state->gstate.font_size;
- float txb = 0;
- float tyb = 0;
+ uint32_t u_offset = bheight * bwidth;
+ uint32_t v_offset = u_offset + bheight_div_2 * bwidth_div_2;
+ if (rasterizer->swap_red_green)
+ {
+ v_offset = bheight * bwidth;
+ u_offset = v_offset + bheight_div_2 * bwidth_div_2;
+ }
- ch = ctx_term_get_cell_height (rasterizer->ctx);
- cw = ctx_term_get_cell_width (rasterizer->ctx);
+ int ix = x * 65536;
+ int iy = y * 65536;
- _ctx_user_to_device (rasterizer->state, &tx, &ty);
- _ctx_user_to_device (rasterizer->state, &txb, &tyb);
- font_size = ty-tyb;
- }
- if (rasterizer->term_glyphs && !stroke &&
- fabs (font_size - ch) < 0.5)
- {
- float tx = rasterizer->x;
- float ty = rasterizer->y;
- _ctx_user_to_device (rasterizer->state, &tx, &ty);
- int col = tx / cw + 1;
- int row = ty / ch + 1;
- CtxTermGlyph *glyph = ctx_calloc (sizeof (CtxTermGlyph), 1);
- ctx_list_append (&rasterizer->glyphs, glyph);
- glyph->unichar = unichar;
- glyph->col = col;
- glyph->row = row;
- ctx_color_get_rgba8 (rasterizer->state, &rasterizer->state->gstate.source_fill.color,
- &glyph->rgba_fg[0]);
- }
- else
-#endif
- _ctx_glyph (rasterizer->ctx, unichar, stroke);
-}
+ int ideltax = dx * 65536;
+ int ideltay = dy * 65536;
+ for (; i < count; i ++)
+ {
+ int u = ix >> 16;
+ int v = iy >> 16;
+ if (u >= 0 && v >= 0 && u < bwidth && v < bheight)
+ {
+ uint32_t y = v * bwidth + u;
+ uint32_t uv = (v / 2) * bwidth_div_2 + (u / 2);
-static void
-_ctx_text (Ctx *ctx,
- const char *string,
- int stroke,
- int visible);
-static void
-ctx_rasterizer_text (CtxRasterizer *rasterizer, const char *string, int stroke)
-{
-#if CTX_BRAILLE_TEXT
- float font_size = 0;
- if (rasterizer->term_glyphs)
- {
- float tx = 0;
- float ty = rasterizer->state->gstate.font_size;
- _ctx_user_to_device (rasterizer->state, &tx, &ty);
- font_size = ty;
- }
- int ch = ctx_term_get_cell_height (rasterizer->ctx);
- int cw = ctx_term_get_cell_width (rasterizer->ctx);
+ *((uint32_t*)(rgba))= ctx_yuv_to_rgba32 (src[y],
+ //127, 127);
+ src[u_offset+uv], src[v_offset+uv]);
+ //ctx_RGBA8_associate_alpha_probably_opaque (rgba);
+#if CTX_DITHER
+ ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
+ rasterizer->format->dither_green);
+#endif
+ }
+ else
+ {
+ break;
+ }
+ ix += ideltax;
+ iy += ideltay;
+ rgba += 4;
+ }
- if (rasterizer->term_glyphs && !stroke &&
- fabs (font_size - ch) < 0.5)
- {
- float tx = rasterizer->x;
- float ty = rasterizer->y;
- _ctx_user_to_device (rasterizer->state, &tx, &ty);
- int col = tx / cw + 1;
- int row = ty / ch + 1;
- for (int i = 0; string[i]; i++, col++)
+ for (; i < count; i++)
{
- CtxTermGlyph *glyph = ctx_calloc (sizeof (CtxTermGlyph), 1);
- ctx_list_prepend (&rasterizer->glyphs, glyph);
- glyph->unichar = string[i];
- glyph->col = col;
- glyph->row = row;
- ctx_color_get_rgba8 (rasterizer->state, &rasterizer->state->gstate.source_fill.color,
- glyph->rgba_fg);
+ *((uint32_t*)(rgba))= 0;
+ rgba += 4;
}
}
- else
-#endif
- {
- _ctx_text (rasterizer->ctx, string, stroke, 1);
- }
}
-void
-_ctx_font (Ctx *ctx, const char *name);
static void
-ctx_rasterizer_set_font (CtxRasterizer *rasterizer, const char *font_name)
+ctx_fragment_image_rgba8_RGBA8_box_swap_red_green (CtxRasterizer *rasterizer,
+ float x,
+ float y,
+ void *out, int count, float dx, float dy)
{
- _ctx_font (rasterizer->ctx, font_name);
+ ctx_fragment_image_rgba8_RGBA8_box (rasterizer, x, y, out, count, dx, dy);
+ ctx_fragment_swap_red_green_u8 (out, count);
}
static void
-ctx_rasterizer_arc (CtxRasterizer *rasterizer,
- float x,
- float y,
- float radius,
- float start_angle,
- float end_angle,
- int anticlockwise)
+ctx_fragment_image_rgba8_RGBA8_bi_swap_red_green (CtxRasterizer *rasterizer,
+ float x,
+ float y,
+ void *out, int count, float dx, float dy)
{
- int full_segments = CTX_RASTERIZER_MAX_CIRCLE_SEGMENTS;
- full_segments = radius * CTX_PI * 2;
- if (full_segments > CTX_RASTERIZER_MAX_CIRCLE_SEGMENTS)
- { full_segments = CTX_RASTERIZER_MAX_CIRCLE_SEGMENTS; }
- float step = CTX_PI*2.0/full_segments;
- int steps;
-
- if (end_angle < -30.0)
- end_angle = -30.0;
- if (start_angle < -30.0)
- start_angle = -30.0;
- if (end_angle > 30.0)
- end_angle = 30.0;
- if (start_angle > 30.0)
- start_angle = 30.0;
+ ctx_fragment_image_rgba8_RGBA8_bi (rasterizer, x, y, out, count, dx, dy);
+ ctx_fragment_swap_red_green_u8 (out, count);
+}
- if (radius <= 0.0001)
- return;
+static void
+ctx_fragment_image_rgba8_RGBA8_nearest_swap_red_green (CtxRasterizer *rasterizer,
+ float x,
+ float y,
+ void *out, int count, float dx, float dy)
+{
+ ctx_fragment_image_rgba8_RGBA8_nearest (rasterizer, x, y, out, count, dx, dy);
+ ctx_fragment_swap_red_green_u8 (out, count);
+}
- if (end_angle == start_angle)
- // XXX also detect arcs fully outside render view
+static void
+ctx_fragment_image_rgba8_RGBA8 (CtxRasterizer *rasterizer,
+ float x,
+ float y,
+ void *out, int count, float dx, float dy)
+{
+ if (rasterizer->state->gstate.image_smoothing)
+ {
+ float factor = ctx_matrix_get_scale (&rasterizer->state->gstate.transform);
+ if (factor <= 0.50f)
{
- if (rasterizer->has_prev!=0)
- ctx_rasterizer_line_to (rasterizer, x + ctx_cosf (end_angle) * radius,
- y + ctx_sinf (end_angle) * radius);
+ if (rasterizer->swap_red_green)
+ ctx_fragment_image_rgba8_RGBA8_box_swap_red_green (rasterizer, x, y, out, count, dx, dy);
else
- ctx_rasterizer_move_to (rasterizer, x + ctx_cosf (end_angle) * radius,
- y + ctx_sinf (end_angle) * radius);
- return;
+ ctx_fragment_image_rgba8_RGBA8_box (rasterizer, x, y, out, count, dx, dy);
}
-#if 1
- if ( (!anticlockwise && fabsf((end_angle - start_angle) - CTX_PI*2) < 0.01f) ||
- ( (anticlockwise && fabsf((start_angle - end_angle) - CTX_PI*2) < 0.01f ) )
- || (anticlockwise && fabsf((end_angle - start_angle) - CTX_PI*2) < 0.01f) || (!anticlockwise &&
fabsf((start_angle - end_angle) - CTX_PI*2) < 0.01f ) )
+#if CTX_ALWAYS_USE_NEAREST_FOR_SCALE1
+ else if (factor > 0.99f && factor < 1.01f)
{
- start_angle = start_angle;
- steps = full_segments - 1;
+ // XXX: also verify translate == 0 for this fast path to be valid
+ if (rasterizer->swap_red_green)
+ ctx_fragment_image_rgba8_RGBA8_nearest_swap_red_green (rasterizer, x, y, out, count, dx, dy);
+ else
+ ctx_fragment_image_rgba8_RGBA8_nearest (rasterizer, x, y, out, count, dx, dy);
}
- else
#endif
+ else
{
- steps = (end_angle - start_angle) / (CTX_PI*2) * full_segments;
- if (anticlockwise)
- { steps = full_segments - steps; };
- // if (steps > full_segments)
- // steps = full_segments;
+ if (rasterizer->swap_red_green)
+ ctx_fragment_image_rgba8_RGBA8_bi_swap_red_green (rasterizer, x, y, out, count, dx, dy);
+ else
+ ctx_fragment_image_rgba8_RGBA8_bi (rasterizer, x, y, out, count, dx, dy);
}
- if (anticlockwise) { step = step * -1; }
- int first = 1;
- if (steps == 0 /* || steps==full_segments -1 || (anticlockwise && steps == full_segments) */)
+ }
+ else
+ {
+ if (rasterizer->swap_red_green)
+ ctx_fragment_image_rgba8_RGBA8_nearest_swap_red_green (rasterizer, x, y, out, count, dx, dy);
+ else
+ ctx_fragment_image_rgba8_RGBA8_nearest (rasterizer, x, y, out, count, dx, dy);
+ }
+ //ctx_fragment_swap_red_green_u8 (out, count);
+#if CTX_DITHER
+ uint8_t *rgba = (uint8_t*)out;
+ ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
+ rasterizer->format->dither_green);
+#endif
+}
+
+static void
+ctx_fragment_image_gray1_RGBA8 (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float dx,
float dy)
+{
+ uint8_t *rgba = (uint8_t *) out;
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ CtxBuffer *buffer = g->texture.buffer;
+ ctx_assert (rasterizer);
+ ctx_assert (g);
+ ctx_assert (buffer);
+ for (int i = 0; i < count; i ++)
+ {
+ int u = x;
+ int v = y;
+ if ( u < 0 || v < 0 ||
+ u >= buffer->width ||
+ v >= buffer->height)
{
- float xv = x + ctx_cosf (start_angle) * radius;
- float yv = y + ctx_sinf (start_angle) * radius;
- if (!rasterizer->has_prev)
- { ctx_rasterizer_move_to (rasterizer, xv, yv); }
- first = 0;
+ rgba[0] = rgba[1] = rgba[2] = rgba[3] = 0;
}
else
{
- for (float angle = start_angle, i = 0; i < steps; angle += step, i++)
+ uint8_t *src = (uint8_t *) buffer->data;
+ src += v * buffer->stride + u / 8;
+ if (*src & (1<< (u & 7) ) )
{
- float xv = x + ctx_cosf (angle) * radius;
- float yv = y + ctx_sinf (angle) * radius;
- if (first && !rasterizer->has_prev)
- { ctx_rasterizer_move_to (rasterizer, xv, yv); }
- else
- { ctx_rasterizer_line_to (rasterizer, xv, yv); }
- first = 0;
+ rgba[0] = rgba[1] = rgba[2] = rgba[3] = 0;
+ }
+ else
+ {
+ for (int c = 0; c < 4; c++)
+ { rgba[c] = 255;
+ }//g->texture.rgba[c];
+ //}
}
}
- ctx_rasterizer_line_to (rasterizer, x + ctx_cosf (end_angle) * radius,
- y + ctx_sinf (end_angle) * radius);
+
+ rgba += 4;
+ x += dx;
+ y += dy;
+ }
}
+#if CTX_GRADIENTS
static void
-ctx_rasterizer_quad_to (CtxRasterizer *rasterizer,
- float cx,
- float cy,
- float x,
- float y)
+ctx_fragment_radial_gradient_RGBA8 (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float
dx, float dy)
{
- /* XXX : it is probably cheaper/faster to do quad interpolation directly -
- * though it will increase the code-size, an
- * alternative is to turn everything into cubic
- * and deal with cubics more directly during
- * rasterization
- */
- ctx_rasterizer_curve_to (rasterizer,
- (cx * 2 + rasterizer->x) / 3.0f, (cy * 2 + rasterizer->y) / 3.0f,
- (cx * 2 + x) / 3.0f, (cy * 2 + y) / 3.0f,
- x, y);
+ uint8_t *rgba = (uint8_t *) out;
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ for (int i = 0; i < count; i ++)
+ {
+ float v = (ctx_hypotf_fast (g->radial_gradient.x0 - x, g->radial_gradient.y0 - y) -
+ g->radial_gradient.r0) * (g->radial_gradient.rdelta);
+#if CTX_GRADIENT_CACHE
+ uint32_t *rgbap = (uint32_t*)&ctx_gradient_cache_u8[ctx_grad_index(v)][0];
+ *((uint32_t*)rgba) = *rgbap;
+#else
+ ctx_fragment_gradient_1d_RGBA8 (rasterizer, v, 0.0, rgba);
+#endif
+#if CTX_DITHER
+ ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
+ rasterizer->format->dither_green);
+#endif
+ rgba += 4;
+ x += dx;
+ y += dy;
+ }
}
static void
-ctx_rasterizer_rel_quad_to (CtxRasterizer *rasterizer,
- float cx, float cy,
- float x, float y)
+ctx_fragment_linear_gradient_RGBA8 (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float
dx, float dy)
{
- ctx_rasterizer_quad_to (rasterizer, cx + rasterizer->x, cy + rasterizer->y,
- x + rasterizer->x, y + rasterizer->y);
+#if 0
+ uint8_t *rgba = (uint8_t *) out;
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ for (int i = 0; i < count; i ++)
+ {
+ float v = ( ( (g->linear_gradient.dx * x + g->linear_gradient.dy * y) /
+ g->linear_gradient.length) -
+ g->linear_gradient.start) * (g->linear_gradient.rdelta);
+#if CTX_GRADIENT_CACHE
+ uint32_t*rgbap = ((uint32_t*)(&ctx_gradient_cache_u8[ctx_grad_index(v)][0]));
+ *((uint32_t*)rgba) = *rgbap;
+#else
+ _ctx_fragment_gradient_1d_RGBA8 (rasterizer, v, 1.0, rgba);
+#endif
+#if CTX_DITHER
+ ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
+ rasterizer->format->dither_green);
+#endif
+ rgba += 4;
+ x += dx;
+ y += dy;
+ }
+#else
+ uint8_t *rgba = (uint8_t *) out;
+
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ float u0 = x; float v0 = y;
+ float ud = dx; float vd = dy;
+ float linear_gradient_rdelta = g->linear_gradient.rdelta;
+ float linear_gradient_length = g->linear_gradient.length;
+ float linear_gradient_length_recip = 1.0f/linear_gradient_length;
+ float linear_gradient_dx = g->linear_gradient.dx *linear_gradient_length_recip * linear_gradient_rdelta;
+ float linear_gradient_dy = g->linear_gradient.dy *linear_gradient_length_recip * linear_gradient_rdelta;
+ float linear_gradient_start = g->linear_gradient.start * linear_gradient_rdelta;
+
+#if CTX_DITHER
+ int dither_red_blue = rasterizer->format->dither_red_blue;
+ int dither_green = rasterizer->format->dither_green;
+#endif
+
+ u0 *= linear_gradient_dx;
+ v0 *= linear_gradient_dy;
+ ud *= linear_gradient_dx;
+ vd *= linear_gradient_dy;
+
+#if CTX_GRADIENT_CACHE
+ int vv = ((u0 + v0) - linear_gradient_start) * (CTX_GRADIENT_CACHE_ELEMENTS-1) * 256;
+ int ud_plus_vd = (ud + vd) * (CTX_GRADIENT_CACHE_ELEMENTS-1) * 256;
+#else
+ float vv = ((u0 + v0) - linear_gradient_start);
+ float ud_plus_vd = (ud + vd);
+#endif
+
+ for (int x = 0; x < count ; x++)
+ {
+#if CTX_GRADIENT_CACHE
+ uint32_t*rgbap = ((uint32_t*)(&ctx_gradient_cache_u8[ctx_grad_index_i (vv)][0]));
+ *((uint32_t*)rgba) = *rgbap;
+#else
+ _ctx_fragment_gradient_1d_RGBA8 (rasterizer, vv, 1.0, rgba);
+#endif
+#if CTX_DITHER
+ ctx_dither_rgba_u8 (rgba, u0, v0, dither_red_blue, dither_green);
+#endif
+ rgba+= 4;
+ vv += ud_plus_vd;
+ }
+#endif
}
-#define LENGTH_OVERSAMPLE 1
+#endif
+
static void
-ctx_rasterizer_pset (CtxRasterizer *rasterizer, int x, int y, uint8_t cov)
+ctx_fragment_color_RGBA8 (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float dx, float
dy)
{
- // XXX - we avoid rendering here x==0 - to keep with
- // an off-by one elsewhere
- //
- // XXX onlt works in rgba8 formats
- if (x <= 0 || y < 0 || x >= rasterizer->blit_width ||
- y >= rasterizer->blit_height)
- { return; }
- uint8_t fg_color[4];
- ctx_color_get_rgba8 (rasterizer->state, &rasterizer->state->gstate.source_fill.color, fg_color);
- uint8_t pixel[4];
- uint8_t *dst = ( (uint8_t *) rasterizer->buf);
- dst += y * rasterizer->blit_stride;
- dst += x * rasterizer->format->bpp / 8;
- if (!rasterizer->format->to_comp ||
- !rasterizer->format->from_comp)
- { return; }
- if (cov == 255)
- {
- for (int c = 0; c < 4; c++)
- {
- pixel[c] = fg_color[c];
- }
- }
- else
+ uint8_t *rgba_out = (uint8_t *) out;
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ _ctx_color_get_rgba8 (rasterizer->state, &g->color, rgba_out);
+ ctx_RGBA8_associate_alpha (rgba_out);
+ if (rasterizer->swap_red_green)
+ {
+ int tmp = rgba_out[0];
+ rgba_out[0] = rgba_out[2];
+ rgba_out[2] = tmp;
+ }
+ for (int i = 1; i < count; i++, rgba_out+=4)
+ memcpy (rgba_out + count * 4, rgba_out, 4);
+}
+#if CTX_ENABLE_FLOAT
+
+#if CTX_GRADIENTS
+static void
+ctx_fragment_linear_gradient_RGBAF (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float
dx, float dy)
+{
+ float *rgba = (float *) out;
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ for (int i = 0; i < count; i++)
+ {
+ float v = ( ( (g->linear_gradient.dx * x + g->linear_gradient.dy * y) /
+ g->linear_gradient.length) -
+ g->linear_gradient.start) * (g->linear_gradient.rdelta);
+ ctx_fragment_gradient_1d_RGBAF (rasterizer, v, 1.0f, rgba);
+ x += dx;
+ y += dy;
+ rgba += 4;
+ }
+}
+
+static void
+ctx_fragment_radial_gradient_RGBAF (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float
dx, float dy)
+{
+ float *rgba = (float *) out;
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ for (int i = 0; i < count; i++)
+ {
+ float v = ctx_hypotf (g->radial_gradient.x0 - x, g->radial_gradient.y0 - y);
+ v = (v - g->radial_gradient.r0) * (g->radial_gradient.rdelta);
+ ctx_fragment_gradient_1d_RGBAF (rasterizer, v, 0.0f, rgba);
+ x+=dx;
+ y+=dy;
+ rgba +=4;
+ }
+}
+#endif
+
+
+static void
+ctx_fragment_color_RGBAF (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float dx, float
dy)
+{
+ float *rgba = (float *) out;
+ for (int i = 0; i < count; i++)
+ {
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ ctx_color_get_rgba (rasterizer->state, &g->color, rgba);
+ rgba += 4;
+ }
+}
+
+static void ctx_fragment_image_RGBAF (CtxRasterizer *rasterizer, float x, float y, void *out, int count,
float dx, float dy)
+{
+ float *outf = (float *) out;
+ uint8_t rgba[4];
+ CtxGState *gstate = &rasterizer->state->gstate;
+ CtxBuffer *buffer = gstate->source_fill.texture.buffer;
+ switch (buffer->format->bpp)
{
- rasterizer->format->to_comp (rasterizer, x, dst, &pixel[0], 1);
- for (int c = 0; c < 4; c++)
- {
- pixel[c] = ctx_lerp_u8 (pixel[c], fg_color[c], cov);
- }
+ case 1: ctx_fragment_image_gray1_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
+ case 24: ctx_fragment_image_rgb8_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
+ case 32: ctx_fragment_image_rgba8_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
+ default: ctx_fragment_image_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
}
- rasterizer->format->from_comp (rasterizer, x, &pixel[0], dst, 1);
+ for (int c = 0; c < 4 * count; c ++) { outf[c] = ctx_u8_to_float (rgba[c]); }
}
-static void
-ctx_rasterizer_stroke_1px (CtxRasterizer *rasterizer)
+static CtxFragment ctx_rasterizer_get_fragment_RGBAF (CtxRasterizer *rasterizer)
{
- int count = rasterizer->edge_list.count;
- CtxEntry *temp = rasterizer->edge_list.entries;
- float prev_x = 0.0f;
- float prev_y = 0.0f;
- int aa = 15;//rasterizer->aa;
- int start = 0;
- int end = 0;
-#if 0
- float factor = ctx_matrix_get_scale (&state->gstate.transform);
+ CtxGState *gstate = &rasterizer->state->gstate;
+ switch (gstate->source_fill.type)
+ {
+ case CTX_SOURCE_TEXTURE: return ctx_fragment_image_RGBAF;
+ case CTX_SOURCE_COLOR: return ctx_fragment_color_RGBAF;
+#if CTX_GRADIENTS
+ case CTX_SOURCE_LINEAR_GRADIENT: return ctx_fragment_linear_gradient_RGBAF;
+ case CTX_SOURCE_RADIAL_GRADIENT: return ctx_fragment_radial_gradient_RGBAF;
+#endif
+ }
+ return ctx_fragment_color_RGBAF;
+}
#endif
- while (start < count)
+static CtxFragment ctx_rasterizer_get_fragment_RGBA8 (CtxRasterizer *rasterizer)
+{
+ CtxGState *gstate = &rasterizer->state->gstate;
+ CtxBuffer *buffer = gstate->source_fill.texture.buffer;
+ switch (gstate->source_fill.type)
{
- int started = 0;
- int i;
- for (i = start; i < count; i++)
+ case CTX_SOURCE_TEXTURE:
+ if (!buffer || !buffer->format)
+ return ctx_fragment_color_RGBA8;
+
+ if (buffer->format->pixel_format == CTX_FORMAT_YUV420)
{
- CtxEntry *entry = &temp[i];
- float x, y;
- if (entry->code == CTX_NEW_EDGE)
- {
- if (started)
+ return ctx_fragment_image_yuv420_RGBA8_nearest;
+ }
+ else
+ switch (buffer->format->bpp)
+ {
+ case 1: return ctx_fragment_image_gray1_RGBA8;
+ case 24:
+ {
+ if (gstate->image_smoothing)
{
- end = i - 1;
- goto foo;
+ float factor = ctx_matrix_get_scale (&gstate->transform);
+ //fprintf (stderr, "{%.3f}", factor);
+ if (factor < 0.5f)
+ {
+ if (rasterizer->swap_red_green)
+ return ctx_fragment_image_rgb8_RGBA8_box_swap_red_green;
+ return ctx_fragment_image_rgb8_RGBA8_box;
+ }
+#if CTX_ALWAYS_USE_NEAREST_FOR_SCALE1
+ else if (factor > 0.99f && factor < 1.01f)
+ {
+ if (rasterizer->swap_red_green)
+ return ctx_fragment_image_rgb8_RGBA8_nearest_swap_red_green;
+ return ctx_fragment_image_rgb8_RGBA8_nearest;
+ }
+#endif
+ else
+ {
+ if (rasterizer->swap_red_green)
+ return ctx_fragment_image_rgb8_RGBA8_bi_swap_red_green;
+ return ctx_fragment_image_rgb8_RGBA8_bi;
+ }
}
- prev_x = entry->data.s16[0] * 1.0f / CTX_SUBDIV;
- prev_y = entry->data.s16[1] * 1.0f / aa;
- started = 1;
- start = i;
- }
- x = entry->data.s16[2] * 1.0f / CTX_SUBDIV;
- y = entry->data.s16[3] * 1.0f / aa;
- int dx = x - prev_x;
- int dy = y - prev_y;
- int length = ctx_maxf (abs (dx), abs (dy) );
- if (length)
- {
- length *= LENGTH_OVERSAMPLE;
- int len = length;
- int tx = prev_x * 256;
- int ty = prev_y * 256;
- dx *= 256;
- dy *= 256;
- dx /= length;
- dy /= length;
- for (int i = 0; i < len; i++)
+ else
{
- ctx_rasterizer_pset (rasterizer, tx/256, ty/256, 255);
- tx += dx;
- ty += dy;
- ctx_rasterizer_pset (rasterizer, tx/256, ty/256, 255);
+ if (rasterizer->swap_red_green)
+ return ctx_fragment_image_rgb8_RGBA8_nearest_swap_red_green;
+ return ctx_fragment_image_rgb8_RGBA8_nearest;
}
- }
- prev_x = x;
- prev_y = y;
- }
- end = i-1;
-foo:
- start = end+1;
+ }
+ break;
+ case 32:
+ {
+ if (gstate->image_smoothing)
+ {
+ float factor = ctx_matrix_get_scale (&gstate->transform);
+ //fprintf (stderr, "[%.3f]", factor);
+ if (factor < 0.5f)
+ {
+ if (rasterizer->swap_red_green)
+ return ctx_fragment_image_rgba8_RGBA8_box_swap_red_green;
+ return ctx_fragment_image_rgba8_RGBA8_box;
+ }
+#if CTX_ALWAYS_USE_NEAREST_FOR_SCALE1
+ else if (factor > 0.99f && factor < 1.01f)
+ {
+ if (rasterizer->swap_red_green)
+ return ctx_fragment_image_rgba8_RGBA8_nearest_swap_red_green;
+ return ctx_fragment_image_rgba8_RGBA8_nearest;
+ }
+#endif
+ else
+ {
+ if (rasterizer->swap_red_green)
+ return ctx_fragment_image_rgba8_RGBA8_bi_swap_red_green;
+ return ctx_fragment_image_rgba8_RGBA8_bi;
+ }
+ }
+ else
+ {
+ if (rasterizer->swap_red_green)
+ return ctx_fragment_image_rgba8_RGBA8_nearest_swap_red_green;
+ return ctx_fragment_image_rgba8_RGBA8_nearest;
+ }
+ }
+ default: return ctx_fragment_image_RGBA8;
+ }
+ case CTX_SOURCE_COLOR: return ctx_fragment_color_RGBA8;
+#if CTX_GRADIENTS
+ case CTX_SOURCE_LINEAR_GRADIENT: return ctx_fragment_linear_gradient_RGBA8;
+ case CTX_SOURCE_RADIAL_GRADIENT: return ctx_fragment_radial_gradient_RGBA8;
+#endif
}
- ctx_rasterizer_reset (rasterizer);
+ return ctx_fragment_color_RGBA8;
}
static void
-ctx_rasterizer_stroke (CtxRasterizer *rasterizer)
+ctx_init_uv (CtxRasterizer *rasterizer,
+ int x0, int count,
+ float *u0, float *v0, float *ud, float *vd)
{
- CtxSource source_backup = rasterizer->state->gstate.source_fill;
- if (rasterizer->state->gstate.source_stroke.type != CTX_SOURCE_INHERIT_FILL)
- rasterizer->state->gstate.source_fill = rasterizer->state->gstate.source_stroke;
- CtxState *state = rasterizer->state;
- int count = rasterizer->edge_list.count;
- int preserved = rasterizer->preserve;
- float factor = ctx_matrix_get_scale (&state->gstate.transform);
+ CtxGState *gstate = &rasterizer->state->gstate;
+ *u0 = x0;
+ *v0 = rasterizer->scanline / 15;//rasterizer->aa;
+ float u1 = *u0 + count;
+ float v1 = *v0;
- int aa = 15;//rasterizer->aa;
- CtxEntry temp[count]; /* copy of already built up path's poly line */
- memcpy (temp, rasterizer->edge_list.entries, sizeof (temp) );
-#if 1
- if (rasterizer->state->gstate.line_width * factor <= 0.0f &&
- rasterizer->state->gstate.line_width * factor > -10.0f)
- {
- ctx_rasterizer_stroke_1px (rasterizer);
- }
- else
-#endif
+ _ctx_matrix_apply_transform (&gstate->source_fill.transform, u0, v0);
+ _ctx_matrix_apply_transform (&gstate->source_fill.transform, &u1, &v1);
+
+ *ud = (u1-*u0) / (count);
+ *vd = (v1-*v0) / (count);
+}
+
+
+static void
+ctx_u8_copy_normal (int components, CTX_COMPOSITE_ARGUMENTS)
+{
+ if (CTX_UNLIKELY(rasterizer->fragment))
{
- factor *= 0.86; /* this hack adjustment makes sharp 1px and 2px strokewidths
- end up sharp without erronious AA
- */
- ctx_rasterizer_reset (rasterizer); /* then start afresh with our stroked shape */
- CtxMatrix transform_backup = rasterizer->state->gstate.transform;
- ctx_matrix_identity (&rasterizer->state->gstate.transform);
- float prev_x = 0.0f;
- float prev_y = 0.0f;
- float half_width_x = rasterizer->state->gstate.line_width * factor/2;
- float half_width_y = rasterizer->state->gstate.line_width * factor/2;
- if (rasterizer->state->gstate.line_width <= 0.0f)
+ float u0 = 0; float v0 = 0;
+ float ud = 0; float vd = 0;
+ ctx_init_uv (rasterizer, x0, count, &u0, &v0, &ud, &vd);
+ while (count--)
+ {
+ uint8_t cov = *coverage;
+ if (CTX_UNLIKELY(cov == 0))
{
- half_width_x = .5;
- half_width_y = .5;
+ u0+=ud;
+ v0+=vd;
}
- int start = 0;
- int end = 0;
- while (start < count)
+ else
{
- int started = 0;
- int i;
- for (i = start; i < count; i++)
- {
- CtxEntry *entry = &temp[i];
- float x, y;
- if (entry->code == CTX_NEW_EDGE)
- {
- if (started)
- {
- end = i - 1;
- goto foo;
- }
- prev_x = entry->data.s16[0] * 1.0f / CTX_SUBDIV;
- prev_y = entry->data.s16[1] * 1.0f / aa;
- started = 1;
- start = i;
- }
- x = entry->data.s16[2] * 1.0f / CTX_SUBDIV;
- y = entry->data.s16[3] * 1.0f / aa;
- float dx = x - prev_x;
- float dy = y - prev_y;
- float length = ctx_fast_hypotf (dx, dy);
- if (length>0.001f)
- {
- dx = dx/length * half_width_x;
- dy = dy/length * half_width_y;
- if (entry->code == CTX_NEW_EDGE)
- {
- ctx_rasterizer_finish_shape (rasterizer);
- ctx_rasterizer_move_to (rasterizer, prev_x+dy, prev_y-dx);
- }
- ctx_rasterizer_line_to (rasterizer, prev_x-dy, prev_y+dx);
-
- // we need to know the slope of the other side
+ rasterizer->fragment (rasterizer, u0, v0, src, 1, ud, vd);
+ u0+=ud;
+ v0+=vd;
+ if (cov == 255)
+ {
+ for (int c = 0; c < components; c++)
+ dst[c] = src[c];
+ }
+ else
+ {
+ uint8_t rcov = 255 - cov;
+ for (int c = 0; c < components; c++)
+ { dst[c] = (src[c]*cov + dst[c]*rcov)/255; }
+ }
+ }
+ dst += components;
+ coverage ++;
+ }
+ return;
+ }
- // XXX possible miter line-to
- //ctx_rasterizer_line_to (rasterizer, prev_x-dy+4, prev_y+dx+10);
- //ctx_rasterizer_line_to (rasterizer, prev_x-dy+8, prev_y+dx+0);
+ while (count--)
+ {
+ uint8_t cov = *coverage;
+ uint8_t rcov = 255-cov;
+ for (int c = 0; c < components; c++)
+ { dst[c] = (src[c]*cov+dst[c]*rcov)/255; }
+ dst += components;
+ coverage ++;
+ }
+}
+static void
+ctx_u8_clear_normal (int components, CTX_COMPOSITE_ARGUMENTS)
+{
+ while (count--)
+ {
+ uint8_t cov = *coverage;
+ for (int c = 0; c < components; c++)
+ { dst[c] = (dst[c] * (256-cov)) >> 8; }
+ coverage ++;
+ dst += components;
+ }
+}
- ctx_rasterizer_line_to (rasterizer, x-dy, y+dx);
- }
- prev_x = x;
- prev_y = y;
- }
- end = i-1;
-foo:
- for (int i = end; i >= start; i--)
- {
- CtxEntry *entry = &temp[i];
- float x, y, dx, dy;
- x = entry->data.s16[2] * 1.0f / CTX_SUBDIV;
- y = entry->data.s16[3] * 1.0f / aa;
- dx = x - prev_x;
- dy = y - prev_y;
- float length = ctx_fast_hypotf (dx, dy);
- dx = dx/length * half_width_x;
- dy = dy/length * half_width_y;
- if (length>0.001f)
- {
- ctx_rasterizer_line_to (rasterizer, prev_x-dy, prev_y+dx);
- // XXX possible miter line-to
- // ctx_rasterizer_line_to (rasterizer, prev_x-dy+10, prev_y+dx+10);
- ctx_rasterizer_line_to (rasterizer, x-dy, y+dx);
- }
- prev_x = x;
- prev_y = y;
- if (entry->code == CTX_NEW_EDGE)
- {
- x = entry->data.s16[0] * 1.0f / CTX_SUBDIV;
- y = entry->data.s16[1] * 1.0f / aa;
- dx = x - prev_x;
- dy = y - prev_y;
- length = ctx_fast_hypotf (dx, dy);
- if (length>0.001f)
- {
- dx = dx / length * half_width_x;
- dy = dy / length * half_width_y;
- ctx_rasterizer_line_to (rasterizer, prev_x-dy, prev_y+dx);
- ctx_rasterizer_line_to (rasterizer, x-dy, y+dx);
- }
- }
- if ( (prev_x != x) && (prev_y != y) )
- {
- prev_x = x;
- prev_y = y;
- }
- }
- start = end+1;
- }
- ctx_rasterizer_finish_shape (rasterizer);
- switch (rasterizer->state->gstate.line_cap)
- {
- case CTX_CAP_SQUARE: // XXX: incorrect - if rectangles were in
- // reverse order - rotation would be off
- // better implement correct here
- {
- float x = 0, y = 0;
- int has_prev = 0;
- for (int i = 0; i < count; i++)
- {
- CtxEntry *entry = &temp[i];
- if (entry->code == CTX_NEW_EDGE)
- {
- if (has_prev)
- {
- ctx_rasterizer_rectangle (rasterizer, x - half_width_x, y - half_width_y,
half_width_x, half_width_y);
- ctx_rasterizer_finish_shape (rasterizer);
- }
- x = entry->data.s16[0] * 1.0f / CTX_SUBDIV;
- y = entry->data.s16[1] * 1.0f / aa;
- ctx_rasterizer_rectangle (rasterizer, x - half_width_x, y - half_width_y, half_width_x
* 2, half_width_y * 2);
- ctx_rasterizer_finish_shape (rasterizer);
- }
- x = entry->data.s16[2] * 1.0f / CTX_SUBDIV;
- y = entry->data.s16[3] * 1.0f / aa;
- has_prev = 1;
- }
- ctx_rasterizer_rectangle (rasterizer, x - half_width_x, y - half_width_y, half_width_x * 2,
half_width_y * 2);
- ctx_rasterizer_finish_shape (rasterizer);
- }
- break;
- case CTX_CAP_NONE: /* nothing to do */
- break;
- case CTX_CAP_ROUND:
- {
- float x = 0, y = 0;
- int has_prev = 0;
- for (int i = 0; i < count; i++)
- {
- CtxEntry *entry = &temp[i];
- if (entry->code == CTX_NEW_EDGE)
- {
- if (has_prev)
- {
- ctx_rasterizer_arc (rasterizer, x, y, half_width_x, CTX_PI*3, 0, 1);
- ctx_rasterizer_finish_shape (rasterizer);
- }
- x = entry->data.s16[0] * 1.0f / CTX_SUBDIV;
- y = entry->data.s16[1] * 1.0f / aa;
- ctx_rasterizer_arc (rasterizer, x, y, half_width_x, CTX_PI*3, 0, 1);
- ctx_rasterizer_finish_shape (rasterizer);
- }
- x = entry->data.s16[2] * 1.0f / CTX_SUBDIV;
- y = entry->data.s16[3] * 1.0f / aa;
- has_prev = 1;
- }
- ctx_rasterizer_move_to (rasterizer, x, y);
- ctx_rasterizer_arc (rasterizer, x, y, half_width_x, CTX_PI*3, 0, 1);
- ctx_rasterizer_finish_shape (rasterizer);
- break;
- }
- }
- switch (rasterizer->state->gstate.line_join)
- {
- case CTX_JOIN_BEVEL:
- case CTX_JOIN_MITER:
- break;
- case CTX_JOIN_ROUND:
- {
- float x = 0, y = 0;
- for (int i = 0; i < count-1; i++)
- {
- CtxEntry *entry = &temp[i];
- x = entry->data.s16[2] * 1.0f / CTX_SUBDIV;
- y = entry->data.s16[3] * 1.0f / aa;
- if (entry[1].code == CTX_EDGE)
- {
- ctx_rasterizer_arc (rasterizer, x, y, half_width_x, CTX_PI*2, 0, 1);
- ctx_rasterizer_finish_shape (rasterizer);
- }
- }
- break;
- }
- }
- CtxFillRule rule_backup = rasterizer->state->gstate.fill_rule;
- rasterizer->state->gstate.fill_rule = CTX_FILL_RULE_WINDING;
- rasterizer->preserve = 0; // so fill isn't tripped
- ctx_rasterizer_fill (rasterizer);
- rasterizer->state->gstate.fill_rule = rule_backup;
- //rasterizer->state->gstate.source = source_backup;
- rasterizer->state->gstate.transform = transform_backup;
- }
- if (preserved)
- {
- memcpy (rasterizer->edge_list.entries, temp, sizeof (temp) );
- rasterizer->edge_list.count = count;
- rasterizer->preserve = 0;
- }
- rasterizer->state->gstate.source_fill = source_backup;
+typedef enum {
+ CTX_PORTER_DUFF_0,
+ CTX_PORTER_DUFF_1,
+ CTX_PORTER_DUFF_ALPHA,
+ CTX_PORTER_DUFF_1_MINUS_ALPHA,
+} CtxPorterDuffFactor;
+
+#define \
+ctx_porter_duff_factors(mode, foo, bar)\
+{\
+ switch (mode)\
+ {\
+ case CTX_COMPOSITE_SOURCE_ATOP:\
+ f_s = CTX_PORTER_DUFF_ALPHA;\
+ f_d = CTX_PORTER_DUFF_1_MINUS_ALPHA;\
+ break;\
+ case CTX_COMPOSITE_DESTINATION_ATOP:\
+ f_s = CTX_PORTER_DUFF_1_MINUS_ALPHA;\
+ f_d = CTX_PORTER_DUFF_ALPHA;\
+ break;\
+ case CTX_COMPOSITE_DESTINATION_IN:\
+ f_s = CTX_PORTER_DUFF_0;\
+ f_d = CTX_PORTER_DUFF_ALPHA;\
+ break;\
+ case CTX_COMPOSITE_DESTINATION:\
+ f_s = CTX_PORTER_DUFF_0;\
+ f_d = CTX_PORTER_DUFF_1;\
+ break;\
+ case CTX_COMPOSITE_SOURCE_OVER:\
+ f_s = CTX_PORTER_DUFF_1;\
+ f_d = CTX_PORTER_DUFF_1_MINUS_ALPHA;\
+ break;\
+ case CTX_COMPOSITE_DESTINATION_OVER:\
+ f_s = CTX_PORTER_DUFF_1_MINUS_ALPHA;\
+ f_d = CTX_PORTER_DUFF_1;\
+ break;\
+ case CTX_COMPOSITE_XOR:\
+ f_s = CTX_PORTER_DUFF_1_MINUS_ALPHA;\
+ f_d = CTX_PORTER_DUFF_1_MINUS_ALPHA;\
+ break;\
+ case CTX_COMPOSITE_DESTINATION_OUT:\
+ f_s = CTX_PORTER_DUFF_0;\
+ f_d = CTX_PORTER_DUFF_1_MINUS_ALPHA;\
+ break;\
+ case CTX_COMPOSITE_SOURCE_OUT:\
+ f_s = CTX_PORTER_DUFF_1_MINUS_ALPHA;\
+ f_d = CTX_PORTER_DUFF_0;\
+ break;\
+ case CTX_COMPOSITE_SOURCE_IN:\
+ f_s = CTX_PORTER_DUFF_ALPHA;\
+ f_d = CTX_PORTER_DUFF_0;\
+ break;\
+ case CTX_COMPOSITE_COPY:\
+ f_s = CTX_PORTER_DUFF_1;\
+ f_d = CTX_PORTER_DUFF_1_MINUS_ALPHA;\
+ break;\
+ default:\
+ case CTX_COMPOSITE_CLEAR:\
+ f_s = CTX_PORTER_DUFF_0;\
+ f_d = CTX_PORTER_DUFF_0;\
+ break;\
+ }\
}
-#if CTX_1BIT_CLIP
-#define CTX_CLIP_FORMAT CTX_FORMAT_GRAY1
-#else
-#define CTX_CLIP_FORMAT CTX_FORMAT_GRAY8
-#endif
+static void
+ctx_u8_source_over_normal_color (int components,
+ CtxRasterizer *rasterizer,
+ uint8_t * __restrict__ dst,
+ uint8_t * __restrict__ src,
+ int x0,
+ uint8_t * __restrict__ coverage,
+ int count)
+{
+ uint8_t tsrc[5];
+ *((uint32_t*)tsrc) = *((uint32_t*)src);
+ while (count--)
+ {
+ for (int c = 0; c < components; c++)
+ //dst[c] = ((tsrc[c] * *coverage)>>8) + (dst[c] * (((65536)-(tsrc[components-1] * *coverage)))>>16);
+ dst[c] = ((((tsrc[c] * *coverage)) + (dst[c] * (((255)-(((255+(tsrc[components-1] *
*coverage))>>8))))))>>8);
+ coverage ++;
+ dst+=components;
+ }
+}
static void
-ctx_rasterizer_clip_reset (CtxRasterizer *rasterizer)
+ctx_u8_source_copy_normal_color (int components, CTX_COMPOSITE_ARGUMENTS)
{
-#if CTX_ENABLE_CLIP
- if (rasterizer->clip_buffer)
- ctx_buffer_free (rasterizer->clip_buffer);
- rasterizer->clip_buffer = NULL;
-#endif
- rasterizer->state->gstate.clip_min_x = rasterizer->blit_x;
- rasterizer->state->gstate.clip_min_y = rasterizer->blit_y;
+ while (count--)
+ {
+ for (int c = 0; c < components; c++)
+ dst[c] = ctx_lerp_u8(dst[c],src[c],coverage[0]);
+ coverage ++;
+ dst+=components;
+ }
+}
- rasterizer->state->gstate.clip_max_x = rasterizer->blit_x + rasterizer->blit_width - 1;
- rasterizer->state->gstate.clip_max_y = rasterizer->blit_y + rasterizer->blit_height - 1;
+static inline void
+ctx_RGBA8_source_over_normal_buf (CTX_COMPOSITE_ARGUMENTS, uint8_t *tsrc)
+{
+ while (count--)
+ {
+ uint32_t si_ga = ((*((uint32_t*)tsrc)) & 0xff00ff00) >> 8;
+ uint32_t si_rb = (*((uint32_t*)tsrc)) & 0x00ff00ff;
+// uint32_t di_ga = ((*((uint32_t*)dst)) & 0xff00ff00) >> 8;
+// uint32_t di_rb = (*((uint32_t*)dst)) & 0x00ff00ff;
+ uint32_t si_a = si_ga >> 16;
+ uint32_t cov = *coverage;
+ uint32_t racov = (255-((255+si_a*cov)>>8));
+ *((uint32_t*)(dst)) =
+
+ (((si_rb*cov+0xff00ff+(((*((uint32_t*)(dst)))&0x00ff00ff)*racov))>>8)&0x00ff00ff)|
+ ((si_ga*cov+0xff00ff+((((*((uint32_t*)(dst)))&0xff00ff00)>>8)*racov))&0xff00ff00);
+
+ coverage ++;
+ tsrc += 4;
+ dst += 4;
+ }
+}
+
+static inline void
+ctx_RGBA8_source_over_normal_full_cov_buf (CTX_COMPOSITE_ARGUMENTS, uint8_t *tsrc)
+{
+ while (count--)
+ {
+ uint32_t si_ga = ((*((uint32_t*)tsrc)) & 0xff00ff00) >> 8;
+ uint32_t si_rb = (*((uint32_t*)tsrc)) & 0x00ff00ff;
+ uint32_t si_a = si_ga >> 16;
+ uint32_t racov = (255-si_a);
+ *((uint32_t*)(dst)) =
+ (((si_rb*255+0xff00ff+(((*((uint32_t*)(dst)))&0x00ff00ff)*racov))>>8)&0x00ff00ff)|
+ ((si_ga*255+0xff00ff+((((*((uint32_t*)(dst)))&0xff00ff00)>>8)*racov))&0xff00ff00);
+ tsrc += 4;
+ dst += 4;
+ }
}
static void
-ctx_rasterizer_clip_apply (CtxRasterizer *rasterizer,
- CtxEntry *edges)
+ctx_RGBA8_source_copy_normal_buf (CTX_COMPOSITE_ARGUMENTS, uint8_t *tsrc)
{
- int count = edges[0].data.u32[0];
+ while (count--)
+ {
+ ((uint32_t*)dst)[0]=ctx_lerp_RGBA8 (((uint32_t*)dst)[0],
+ ((uint32_t*)tsrc)[0], coverage[0]);
+ coverage ++;
+ tsrc += 4;
+ dst += 4;
+ }
+}
- int minx = 5000;
- int miny = 5000;
- int maxx = -5000;
- int maxy = -5000;
- int prev_x = 0;
- int prev_y = 0;
- int blit_width = rasterizer->blit_width;
- int blit_height = rasterizer->blit_height;
+static void
+ctx_RGBA8_source_over_normal_fragment (CTX_COMPOSITE_ARGUMENTS)
+{
+ float u0 = 0; float v0 = 0;
+ float ud = 0; float vd = 0;
+ ctx_init_uv (rasterizer, x0, count, &u0, &v0, &ud, &vd);
+ uint8_t _tsrc[4 * (count)];
+ rasterizer->fragment (rasterizer, u0, v0, &_tsrc[0], count, ud, vd);
+ ctx_RGBA8_source_over_normal_buf (rasterizer,
+ dst, src, x0, coverage, count, &_tsrc[0]);
+}
- int aa = 15;//rasterizer->aa;
- float coords[6][2];
+static inline void
+ctx_RGBA8_source_over_normal_full_cov_fragment (CTX_COMPOSITE_ARGUMENTS)
+{
+ float u0 = 0; float v0 = 0;
+ float ud = 0; float vd = 0;
+ ctx_init_uv (rasterizer, x0, count, &u0, &v0, &ud, &vd);
+ uint8_t _tsrc[4 * (count)];
+ rasterizer->fragment (rasterizer, u0, v0, &_tsrc[0], count, ud, vd);
+ ctx_RGBA8_source_over_normal_full_cov_buf (rasterizer,
+ dst, src, x0, coverage, count, &_tsrc[0]);
+}
- for (int i = 0; i < count; i++)
- {
- CtxEntry *entry = &edges[i+1];
- float x, y;
- if (entry->code == CTX_NEW_EDGE)
- {
- prev_x = entry->data.s16[0] * 1.0f / CTX_SUBDIV;
- prev_y = entry->data.s16[1] * 1.0f / aa;
- if (prev_x < minx) { minx = prev_x; }
- if (prev_y < miny) { miny = prev_y; }
- if (prev_x > maxx) { maxx = prev_x; }
- if (prev_y > maxy) { maxy = prev_y; }
- }
- x = entry->data.s16[2] * 1.0f / CTX_SUBDIV;
- y = entry->data.s16[3] * 1.0f / aa;
- if (x < minx) { minx = x; }
- if (y < miny) { miny = y; }
- if (x > maxx) { maxx = x; }
- if (y > maxy) { maxy = y; }
+static void
+ctx_RGBA8_source_copy_normal_fragment (CTX_COMPOSITE_ARGUMENTS)
+{
+ float u0 = 0; float v0 = 0;
+ float ud = 0; float vd = 0;
+ ctx_init_uv (rasterizer, x0, count, &u0, &v0, &ud, &vd);
+ uint8_t _tsrc[4 * (count)];
+ rasterizer->fragment (rasterizer, u0, v0, &_tsrc[0], count, ud, vd);
+ ctx_RGBA8_source_copy_normal_buf (rasterizer,
+ dst, src, x0, coverage, count, &_tsrc[0]);
+}
- if (i < 6)
- {
- coords[i][0] = x;
- coords[i][1] = y;
- }
- }
-#if CTX_ENABLE_CLIP
+static void
+ctx_RGBA8_source_over_normal_color (CTX_COMPOSITE_ARGUMENTS)
+{
+#if CTX_REFERENCE
+ ctx_u8_source_over_normal_color (4, rasterizer, dst, src, x0, coverage, count);
+#else
+ uint32_t si_ga = ((uint32_t*)rasterizer->color)[1];
+ uint32_t si_rb = ((uint32_t*)rasterizer->color)[2];
+ uint32_t si_a = si_ga >> 16;
- if ((rasterizer->clip_rectangle==1
- || !rasterizer->clip_buffer)
- )
- // XXX disabled, it makes clip test fail, a lot of unneded work
- // can be skipped here.
+ while (count--)
{
- if (count == 6)
- {
- if (coords[3][0] == coords[5][0] &&
- coords[3][1] == coords[5][1])
- {
-#if 0
- printf ("%d,%d %dx%d\n", minx, miny,
- maxx-minx+1, maxy-miny+1);
+ uint32_t cov = *coverage++;
+ uint32_t rcov = (((255+si_a * cov)>>8))^255;
+ uint32_t di = *((uint32_t*)dst);
+ uint32_t di_ga = ((di & 0xff00ff00) >> 8);
+ uint32_t di_rb = (di & 0x00ff00ff);
+ *((uint32_t*)(dst)) =
+ (((si_rb * cov + 0xff00ff + di_rb * rcov) & 0xff00ff00) >> 8) |
+ ((si_ga * cov + 0xff00ff + di_ga * rcov) & 0xff00ff00);
+ dst+=4;
+ }
#endif
+}
- rasterizer->state->gstate.clip_min_x =
- ctx_maxi (minx, rasterizer->state->gstate.clip_min_x);
- rasterizer->state->gstate.clip_min_y =
- ctx_maxi (miny, rasterizer->state->gstate.clip_min_y);
- rasterizer->state->gstate.clip_max_x =
- ctx_mini (maxx, rasterizer->state->gstate.clip_max_x);
- rasterizer->state->gstate.clip_max_y =
- ctx_mini (maxy, rasterizer->state->gstate.clip_max_y);
-
- rasterizer->clip_rectangle = 1;
+static void
+ctx_RGBA8_source_copy_normal_color (CTX_COMPOSITE_ARGUMENTS)
+{
+#if CTX_REFERENCE
+ ctx_u8_source_copy_normal_color (4, rasterizer, dst, src, x0, coverage, count);
+#else
+ uint32_t si_ga = ((uint32_t*)rasterizer->color)[1];
+ uint32_t si_rb = ((uint32_t*)rasterizer->color)[2];
-#if 0
- if (!rasterizer->clip_buffer)
- rasterizer->clip_buffer = ctx_buffer_new (blit_width,
- blit_height,
- CTX_CLIP_FORMAT);
+ while (count--)
+ {
+ uint32_t cov = *coverage++;
+ uint32_t di = *((uint32_t*)dst);
+ uint32_t di_ga = (di & 0xff00ff00);
+ uint32_t di_rb = (di & 0x00ff00ff);
- memset (rasterizer->clip_buffer->data, 0, blit_width * blit_height);
- int i = 0;
- for (int y = rasterizer->state->gstate.clip_min_y;
- y <= rasterizer->state->gstate.clip_max_y;
- y++)
- for (int x = rasterizer->state->gstate.clip_min_x;
- x <= rasterizer->state->gstate.clip_max_x;
- x++, i++)
- {
- ((uint8_t*)(rasterizer->clip_buffer->data))[i] = 255;
- }
-#endif
+ uint32_t d_rb = si_rb - di_rb;
+ uint32_t d_ga = si_ga - (di_ga>>8);
- return;
- }
- }
- }
- rasterizer->clip_rectangle = 0;
+ *((uint32_t*)(dst)) =
- if ((minx == maxx) || (miny == maxy)) // XXX : reset hack
- {
- ctx_rasterizer_clip_reset (rasterizer);
- return;//goto done;
+ (((di_rb + ((d_rb * cov)>>8)) & 0x00ff00ff)) |
+ ((di_ga + ((d_ga * cov) & 0xff00ff00)));
+ dst +=4;
}
+#endif
+}
- int we_made_it = 0;
- CtxBuffer *clip_buffer;
+static void
+ctx_RGBA8_clear_normal (CTX_COMPOSITE_ARGUMENTS)
+{
+ ctx_u8_clear_normal (4, rasterizer, dst, src, x0, coverage, count);
+}
- if (!rasterizer->clip_buffer)
+static void
+ctx_u8_blend_normal (int components, uint8_t * __restrict__ dst, uint8_t *src, uint8_t *blended, int count)
+{
+ for (int j = 0; j < count; j++)
{
- rasterizer->clip_buffer = ctx_buffer_new (blit_width,
- blit_height,
- CTX_CLIP_FORMAT);
- clip_buffer = rasterizer->clip_buffer;
- we_made_it = 1;
- if (CTX_CLIP_FORMAT == CTX_FORMAT_GRAY1)
- memset (rasterizer->clip_buffer->data, 0, blit_width * blit_height/8);
- else
- memset (rasterizer->clip_buffer->data, 0, blit_width * blit_height);
- }
- else
+ switch (components)
{
- clip_buffer = ctx_buffer_new (blit_width, blit_height,
- CTX_CLIP_FORMAT);
+ case 3:
+ ((uint8_t*)(blended))[2] = ((uint8_t*)(src))[2];
+ *((uint16_t*)(blended)) = *((uint16_t*)(src));
+ break;
+ case 2:
+ *((uint16_t*)(blended)) = *((uint16_t*)(src));
+ break;
+ case 5:
+ *((uint32_t*)(blended)) = *((uint32_t*)(src));
+ ((uint8_t*)(blended))[4] = ((uint8_t*)(src))[4];
+ break;
+ case 4:
+ *((uint32_t*)(blended)) = *((uint32_t*)(src));
+ break;
+ default:
+ {
+ for (int i = 0; i<components;i++)
+ blended[i] = src[i];
+ }
+ break;
}
+ blended+=components;
+ src+=components;
+ }
+}
- {
-
- int prev_x = 0;
- int prev_y = 0;
+/* branchless 8bit add that maxes out at 255 */
+static inline uint8_t ctx_sadd8(uint8_t a, uint8_t b)
+{
+ uint16_t s = (uint16_t)a+b;
+ return -(s>>8) | (uint8_t)s;
+}
- Ctx *ctx = ctx_new_for_framebuffer (clip_buffer->data, blit_width, blit_height,
- blit_width,
- CTX_CLIP_FORMAT);
+#if CTX_BLENDING_AND_COMPOSITING
- for (int i = 0; i < count; i++)
- {
- CtxEntry *entry = &edges[i+1];
- float x, y;
- if (entry->code == CTX_NEW_EDGE)
- {
- prev_x = entry->data.s16[0] * 1.0f / CTX_SUBDIV;
- prev_y = entry->data.s16[1] * 1.0f / aa;
- ctx_move_to (ctx, prev_x, prev_y);
- }
- x = entry->data.s16[2] * 1.0f / CTX_SUBDIV;
- y = entry->data.s16[3] * 1.0f / aa;
- ctx_line_to (ctx, x, y);
- }
- ctx_gray (ctx, 1.0f);
- ctx_fill (ctx);
- ctx_free (ctx);
- }
+#define ctx_u8_blend_define(name, CODE) \
+static void \
+ctx_u8_blend_##name (int components, uint8_t * __restrict__ dst, uint8_t *src, uint8_t *blended, int count)\
+{\
+ for (int j = 0; j < count; j++) { \
+ uint8_t *s=src; uint8_t b[components];\
+ ctx_u8_deassociate_alpha (components, dst, b);\
+ CODE;\
+ blended[components-1] = src[components-1];\
+ ctx_u8_associate_alpha (components, blended);\
+ src += components;\
+ dst += components;\
+ blended += components;\
+ }\
+}
- int maybe_rect = 1;
- rasterizer->clip_rectangle = 0;
+#define ctx_u8_blend_define_seperable(name, CODE) \
+ ctx_u8_blend_define(name, for (int c = 0; c < components-1; c++) { CODE ;}) \
- if (CTX_CLIP_FORMAT == CTX_FORMAT_GRAY1)
+ctx_u8_blend_define_seperable(multiply, blended[c] = (b[c] * s[c])/255;)
+ctx_u8_blend_define_seperable(screen, blended[c] = s[c] + b[c] - (s[c] * b[c])/255;)
+ctx_u8_blend_define_seperable(overlay, blended[c] = b[c] < 127 ? (s[c] * b[c])/255 :
+ s[c] + b[c] - (s[c] * b[c])/255;)
+ctx_u8_blend_define_seperable(darken, blended[c] = ctx_mini (b[c], s[c]))
+ctx_u8_blend_define_seperable(lighten, blended[c] = ctx_maxi (b[c], s[c]))
+ctx_u8_blend_define_seperable(color_dodge, blended[c] = b[c] == 0 ? 0 :
+ s[c] == 255 ? 255 : ctx_mini(255, (255 * b[c]) / (255-s[c])))
+ctx_u8_blend_define_seperable(color_burn, blended[c] = b[c] == 1 ? 1 :
+ s[c] == 0 ? 0 : 255 - ctx_mini(255, (255*(255 - b[c])) / s[c]))
+ctx_u8_blend_define_seperable(hard_light, blended[c] = s[c] < 127 ? (b[c] * s[c])/255 :
+ b[c] + s[c] - (b[c] * s[c])/255;)
+ctx_u8_blend_define_seperable(difference, blended[c] = (b[c] - s[c]))
+ctx_u8_blend_define_seperable(divide, blended[c] = s[c]?(255 * b[c]) / s[c]:0)
+ctx_u8_blend_define_seperable(addition, blended[c] = ctx_sadd8 (s[c], b[c]))
+ctx_u8_blend_define_seperable(subtract, blended[c] = ctx_maxi(0, s[c]-b[c]))
+ctx_u8_blend_define_seperable(exclusion, blended[c] = b[c] + s[c] - 2 * (b[c] * s[c]/255))
+ctx_u8_blend_define_seperable(soft_light,
+ if (s[c] <= 255/2)
{
- int count = blit_width * blit_height / 8;
- for (int i = 0; i < count; i++)
- {
- ((uint8_t*)rasterizer->clip_buffer->data)[i] =
- (((uint8_t*)rasterizer->clip_buffer->data)[i] &
- ((uint8_t*)clip_buffer->data)[i]);
- }
+ blended[c] = b[c] - (255 - 2 * s[c]) * b[c] * (255 - b[c]) / (255 * 255);
}
else
{
- int count = blit_width * blit_height;
+ int d;
+ if (b[c] <= 255/4)
+ d = (((16 * b[c] - 12 * 255)/255 * b[c] + 4 * 255) * b[c])/255;
+ else
+ d = ctx_sqrtf(b[c]/255.0) * 255.4;
+ blended[c] = (b[c] + (2 * s[c] - 255) * (d - b[c]))/255;
+ }
+)
+static int ctx_int_get_max (int components, int *c)
+{
+ int max = 0;
+ for (int i = 0; i < components - 1; i ++)
+ {
+ if (c[i] > max) max = c[i];
+ }
+ return max;
+}
- int i;
- int x0 = 0;
- int y0 = 0;
- int width = -1;
- int next_stage = 0;
- uint8_t *p_data = (uint8_t*)rasterizer->clip_buffer->data;
- uint8_t *data = (uint8_t*)clip_buffer->data;
+static int ctx_int_get_min (int components, int *c)
+{
+ int min = 400;
+ for (int i = 0; i < components - 1; i ++)
+ {
+ if (c[i] < min) min = c[i];
+ }
+ return min;
+}
- i=0;
- /* find upper left */
- for (; i < count && maybe_rect && !next_stage; i++)
- {
- uint8_t val = (p_data[i] * data[i])/255;
- data[i] = val;
- switch (val)
- {
- case 255:
- x0 = i % blit_width;
- y0 = i / blit_width;
- next_stage = 1;
- break;
- case 0: break;
- default:
- maybe_rect = 0;
- break;
- }
- }
-
- next_stage = 0;
- /* figure out with */
- for (; i < count && !next_stage && maybe_rect; i++)
- {
- int x = i % blit_width;
- int y = i / blit_width;
- uint8_t val = (p_data[i] * data[i])/255;
- data[i] = val;
+static int ctx_int_get_lum (int components, int *c)
+{
+ switch (components)
+ {
+ case 3:
+ case 4:
+ return CTX_CSS_RGB_TO_LUMINANCE(c);
+ case 1:
+ case 2:
+ return c[0];
+ break;
+ default:
+ {
+ int sum = 0;
+ for (int i = 0; i < components - 1; i ++)
+ {
+ sum += c[i];
+ }
+ return sum / (components - 1);
+ }
+ break;
+ }
+}
- if (y == y0)
- {
- switch (val)
- {
- case 255:
- width = x - x0 + 1;
+static int ctx_u8_get_lum (int components, uint8_t *c)
+{
+ switch (components)
+ {
+ case 3:
+ case 4:
+ return CTX_CSS_RGB_TO_LUMINANCE(c);
+ case 1:
+ case 2:
+ return c[0];
break;
- case 0:
- next_stage = 1;
+ default:
+ {
+ int sum = 0;
+ for (int i = 0; i < components - 1; i ++)
+ {
+ sum += c[i];
+ }
+ return sum / (components - 1);
+ }
break;
- default:
- maybe_rect = 0;
+ }
+}
+static int ctx_u8_get_sat (int components, uint8_t *c)
+{
+ switch (components)
+ {
+ case 3:
+ case 4:
+ { int r = c[0];
+ int g = c[1];
+ int b = c[2];
+ return ctx_maxi(r, ctx_maxi(g,b)) - ctx_mini(r,ctx_mini(g,b));
+ }
break;
- }
- if (x % blit_width == blit_width - 1) next_stage = 1;
- }
- else next_stage = 1;
- }
+ case 1:
+ case 2:
+ return 0.0;
+ break;
+ default:
+ {
+ int min = 1000;
+ int max = -1000;
+ for (int i = 0; i < components - 1; i ++)
+ {
+ if (c[i] < min) min = c[i];
+ if (c[i] > max) max = c[i];
+ }
+ return max-min;
+ }
+ break;
+ }
+}
- next_stage = 0;
- /* body */
- for (; i < count && maybe_rect && !next_stage; i++)
- {
- int x = i % blit_width;
- uint8_t val = (p_data[i] * data[i])/255;
- data[i] = val;
+static void ctx_u8_set_lum (int components, uint8_t *c, uint8_t lum)
+{
+ int d = lum - ctx_u8_get_lum (components, c);
+ int tc[components];
+ for (int i = 0; i < components - 1; i++)
+ {
+ tc[i] = c[i] + d;
+ }
- if (x < x0)
- {
- if (val != 0){ maybe_rect = 0; next_stage = 1; }
- } else if (x < x0 + width)
- {
- if (val != 255){ if (val != 0) maybe_rect = 0; next_stage = 1; }
- } else {
- if (val != 0){ maybe_rect = 0; next_stage = 1; }
- }
- }
+ int l = ctx_int_get_lum (components, tc);
+ int n = ctx_int_get_min (components, tc);
+ int x = ctx_int_get_max (components, tc);
- next_stage = 0;
- /* foot */
- for (; i < count && maybe_rect && !next_stage; i++)
- {
- uint8_t val = (p_data[i] * data[i])/255;
- data[i] = val;
+ if (n < 0 && l!=n)
+ {
+ for (int i = 0; i < components - 1; i++)
+ tc[i] = l + (((tc[i] - l) * l) / (l-n));
+ }
- if (val != 0){ maybe_rect = 0; next_stage = 1; }
- }
+ if (x > 255 && x!=l)
+ {
+ for (int i = 0; i < components - 1; i++)
+ tc[i] = l + (((tc[i] - l) * (255 - l)) / (x-l));
+ }
+ for (int i = 0; i < components - 1; i++)
+ c[i] = tc[i];
+}
+static void ctx_u8_set_sat (int components, uint8_t *c, uint8_t sat)
+{
+ int max = 0, mid = 1, min = 2;
+
+ if (c[min] > c[mid]){int t = min; min = mid; mid = t;}
+ if (c[mid] > c[max]){int t = mid; mid = max; max = t;}
+ if (c[min] > c[mid]){int t = min; min = mid; mid = t;}
- for (; i < count; i++)
- {
- uint8_t val = (p_data[i] * data[i])/255;
- data[i] = val;
- }
+ if (c[max] > c[min])
+ {
+ c[mid] = ((c[mid]-c[min]) * sat) / (c[max] - c[min]);
+ c[max] = sat;
+ }
+ else
+ {
+ c[mid] = c[max] = 0;
+ }
+ c[min] = 0;
+}
- if (maybe_rect)
- rasterizer->clip_rectangle = 1;
+ctx_u8_blend_define(color,
+ for (int i = 0; i < components; i++)
+ blended[i] = s[i];
+ ctx_u8_set_lum(components, blended, ctx_u8_get_lum (components, s));
+)
+
+ctx_u8_blend_define(hue,
+ int in_sat = ctx_u8_get_sat(components, b);
+ int in_lum = ctx_u8_get_lum(components, b);
+ for (int i = 0; i < components; i++)
+ blended[i] = s[i];
+ ctx_u8_set_sat(components, blended, in_sat);
+ ctx_u8_set_lum(components, blended, in_lum);
+)
+
+ctx_u8_blend_define(saturation,
+ int in_sat = ctx_u8_get_sat(components, s);
+ int in_lum = ctx_u8_get_lum(components, b);
+ for (int i = 0; i < components; i++)
+ blended[i] = b[i];
+ ctx_u8_set_sat(components, blended, in_sat);
+ ctx_u8_set_lum(components, blended, in_lum);
+)
+
+ctx_u8_blend_define(luminosity,
+ int in_lum = ctx_u8_get_lum(components, s);
+ for (int i = 0; i < components; i++)
+ blended[i] = b[i];
+ ctx_u8_set_lum(components, blended, in_lum);
+)
+#endif
+
+CTX_INLINE static void
+ctx_u8_blend (int components, CtxBlend blend, uint8_t * __restrict__ dst, uint8_t *src, uint8_t *blended,
int count)
+{
+#if CTX_BLENDING_AND_COMPOSITING
+ switch (blend)
+ {
+ case CTX_BLEND_NORMAL: ctx_u8_blend_normal (components, dst, src, blended, count); break;
+ case CTX_BLEND_MULTIPLY: ctx_u8_blend_multiply (components, dst, src, blended, count); break;
+ case CTX_BLEND_SCREEN: ctx_u8_blend_screen (components, dst, src, blended, count); break;
+ case CTX_BLEND_OVERLAY: ctx_u8_blend_overlay (components, dst, src, blended, count); break;
+ case CTX_BLEND_DARKEN: ctx_u8_blend_darken (components, dst, src, blended, count); break;
+ case CTX_BLEND_LIGHTEN: ctx_u8_blend_lighten (components, dst, src, blended, count); break;
+ case CTX_BLEND_COLOR_DODGE: ctx_u8_blend_color_dodge (components, dst, src, blended, count); break;
+ case CTX_BLEND_COLOR_BURN: ctx_u8_blend_color_burn (components, dst, src, blended, count); break;
+ case CTX_BLEND_HARD_LIGHT: ctx_u8_blend_hard_light (components, dst, src, blended, count); break;
+ case CTX_BLEND_SOFT_LIGHT: ctx_u8_blend_soft_light (components, dst, src, blended, count); break;
+ case CTX_BLEND_DIFFERENCE: ctx_u8_blend_difference (components, dst, src, blended, count); break;
+ case CTX_BLEND_EXCLUSION: ctx_u8_blend_exclusion (components, dst, src, blended, count); break;
+ case CTX_BLEND_COLOR: ctx_u8_blend_color (components, dst, src, blended, count); break;
+ case CTX_BLEND_HUE: ctx_u8_blend_hue (components, dst, src, blended, count); break;
+ case CTX_BLEND_SATURATION: ctx_u8_blend_saturation (components, dst, src, blended, count); break;
+ case CTX_BLEND_LUMINOSITY: ctx_u8_blend_luminosity (components, dst, src, blended, count); break;
+ case CTX_BLEND_ADDITION: ctx_u8_blend_addition (components, dst, src, blended, count); break;
+ case CTX_BLEND_DIVIDE: ctx_u8_blend_divide (components, dst, src, blended, count); break;
+ case CTX_BLEND_SUBTRACT: ctx_u8_blend_subtract (components, dst, src, blended, count); break;
}
- if (!we_made_it)
- ctx_buffer_free (clip_buffer);
#else
- if (coords[0][0]){};
+ switch (blend)
+ {
+ default: ctx_u8_blend_normal (components, dst, src, blended, count); break;
+ }
+
#endif
-
- rasterizer->state->gstate.clip_min_x = ctx_maxi (minx,
- rasterizer->state->gstate.clip_min_x);
- rasterizer->state->gstate.clip_min_y = ctx_maxi (miny,
- rasterizer->state->gstate.clip_min_y);
- rasterizer->state->gstate.clip_max_x = ctx_mini (maxx,
- rasterizer->state->gstate.clip_max_x);
- rasterizer->state->gstate.clip_max_y = ctx_mini (maxy,
- rasterizer->state->gstate.clip_max_y);
}
-static void
-ctx_rasterizer_clip (CtxRasterizer *rasterizer)
+CTX_INLINE static void
+__ctx_u8_porter_duff (CtxRasterizer *rasterizer,
+ int components,
+ uint8_t * dst,
+ uint8_t * src,
+ int x0,
+ uint8_t * __restrict__ coverage,
+ int count,
+ CtxCompositingMode compositing_mode,
+ CtxFragment fragment,
+ CtxBlend blend)
{
- int count = rasterizer->edge_list.count;
- CtxEntry temp[count+1]; /* copy of already built up path's poly line */
- rasterizer->state->has_clipped=1;
- rasterizer->state->gstate.clipped=1;
- //if (rasterizer->preserve)
- { memcpy (temp + 1, rasterizer->edge_list.entries, sizeof (temp) - sizeof (temp[0]));
- temp[0].code = CTX_NOP;
- temp[0].data.u32[0] = count;
- ctx_state_set_blob (rasterizer->state, CTX_clip, (uint8_t*)temp, sizeof(temp));
- }
- ctx_rasterizer_clip_apply (rasterizer, temp);
- ctx_rasterizer_reset (rasterizer);
- if (rasterizer->preserve)
- {
- memcpy (rasterizer->edge_list.entries, temp + 1, sizeof (temp) - sizeof(temp[0]));
- rasterizer->edge_list.count = count;
- rasterizer->preserve = 0;
- }
-}
+ CtxPorterDuffFactor f_s, f_d;
+ ctx_porter_duff_factors (compositing_mode, &f_s, &f_d);
+ CtxGState *gstate = &rasterizer->state->gstate;
+ uint8_t global_alpha_u8 = gstate->global_alpha_u8;
+ uint8_t tsrc[components * count];
+ int src_step = 0;
+ if (gstate->source_fill.type == CTX_SOURCE_COLOR)
+ {
+ src = &tsrc[0];
+ fragment (rasterizer, 0, 0, src, 1, 0, 0);
+ if (blend != CTX_BLEND_NORMAL)
+ ctx_u8_blend (components, blend, dst, src, src, 1);
+ }
+ else
+ {
+ float u0 = 0; float v0 = 0;
+ float ud = 0; float vd = 0;
+ src = &tsrc[0];
-#if 0
-static void
-ctx_rasterizer_load_image (CtxRasterizer *rasterizer,
- const char *path,
- float x,
- float y)
-{
- // decode PNG, put it in image is slot 1,
- // magic width height stride format data
- ctx_buffer_load_png (&rasterizer->ctx->texture[0], path);
- ctx_rasterizer_set_texture (rasterizer, 0, x, y);
-}
-#endif
+ ctx_init_uv (rasterizer, x0, count, &u0, &v0, &ud, &vd);
+ fragment (rasterizer, u0, v0, src, count, ud, vd);
+ if (blend != CTX_BLEND_NORMAL)
+ ctx_u8_blend (components, blend, dst, src, src, count);
+ src_step = components;
+ }
+ while (count--)
+ {
+ uint32_t cov = *coverage;
-CTX_INLINE void
-ctx_rasterizer_rectangle (CtxRasterizer *rasterizer,
- float x,
- float y,
- float width,
- float height)
-{
- ctx_rasterizer_move_to (rasterizer, x, y);
- ctx_rasterizer_rel_line_to (rasterizer, width, 0);
- ctx_rasterizer_rel_line_to (rasterizer, 0, height);
- ctx_rasterizer_rel_line_to (rasterizer, -width, 0);
- ctx_rasterizer_rel_line_to (rasterizer, 0, -height);
- ctx_rasterizer_rel_line_to (rasterizer, width/2, 0);
- ctx_rasterizer_finish_shape (rasterizer);
-}
+ if (CTX_UNLIKELY(global_alpha_u8 != 255))
+ cov = (cov * global_alpha_u8 + 255) >> 8;
-static void
-ctx_rasterizer_set_pixel (CtxRasterizer *rasterizer,
- uint16_t x,
- uint16_t y,
- uint8_t r,
- uint8_t g,
- uint8_t b,
- uint8_t a)
-{
- rasterizer->state->gstate.source_fill.type = CTX_SOURCE_COLOR;
- ctx_color_set_RGBA8 (rasterizer->state, &rasterizer->state->gstate.source_fill.color, r, g, b, a);
-#if 0
- // XXX : doesn't take transforms into account - and has
- // received less testing than code paths part of protocol,
- // using rectangle properly will trigger the fillrect fastpath
- ctx_rasterizer_pset (rasterizer, x, y, 255);
+ uint8_t csrc[components];
+ for (int c = 0; c < components; c++)
+ csrc[c] = (src[c] * cov + 255) >> 8;
+
+ for (int c = 0; c < components; c++)
+ {
+ uint32_t res = 0;
+#if 1
+ switch (f_s)
+ {
+ case CTX_PORTER_DUFF_0: break;
+ case CTX_PORTER_DUFF_1: res += (csrc[c] ); break;
+ case CTX_PORTER_DUFF_ALPHA: res += (csrc[c] * dst[components-1] + 255) >> 8; break;
+ case CTX_PORTER_DUFF_1_MINUS_ALPHA: res += (csrc[c] * (256-dst[components-1])) >> 8; break;
+ }
+ switch (f_d)
+ {
+ case CTX_PORTER_DUFF_0: break;
+ case CTX_PORTER_DUFF_1: res += dst[c]; break;
+ case CTX_PORTER_DUFF_ALPHA: res += (dst[c] * csrc[components-1] + 255) >> 8; break;
+ case CTX_PORTER_DUFF_1_MINUS_ALPHA: res += (dst[c] * (256-csrc[components-1])) >> 8; break;
+ }
#else
- ctx_rasterizer_rectangle (rasterizer, x, y, 1.0, 1.0);
- ctx_rasterizer_fill (rasterizer);
+ switch (f_s)
+ {
+ case CTX_PORTER_DUFF_0: break;
+ case CTX_PORTER_DUFF_1: res += (csrc[c] ); break;
+ case CTX_PORTER_DUFF_ALPHA: res += (csrc[c] * dst[components-1])/255; break;
+ case CTX_PORTER_DUFF_1_MINUS_ALPHA: res += (csrc[c] * (255-dst[components-1]))/255; break;
+ }
+ switch (f_d)
+ {
+ case CTX_PORTER_DUFF_0: break;
+ case CTX_PORTER_DUFF_1: res += dst[c]; break;
+ case CTX_PORTER_DUFF_ALPHA: res += (dst[c] * csrc[components-1])/255; break;
+ case CTX_PORTER_DUFF_1_MINUS_ALPHA: res += (dst[c] * (255-csrc[components-1]))/255; break;
+ }
#endif
+ dst[c] = res;
+ }
+ coverage ++;
+ src+=src_step;
+ dst+=components;
+ }
}
-#if CTX_ENABLE_SHADOW_BLUR
-static float
-ctx_gaussian (float x, float mu, float sigma)
+CTX_INLINE static void
+_ctx_u8_porter_duff (CtxRasterizer *rasterizer,
+ int components,
+ uint8_t * dst,
+ uint8_t * __restrict__ src,
+ int x0,
+ uint8_t * coverage,
+ int count,
+ CtxCompositingMode compositing_mode,
+ CtxFragment fragment,
+ CtxBlend blend)
{
- float a = ( x- mu) / sigma;
- return ctx_expf (-0.5 * a * a);
+ __ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count, compositing_mode, fragment,
blend);
+}
+
+#define _ctx_u8_porter_duffs(comp_format, components, source, fragment, blend) \
+ switch (rasterizer->state->gstate.compositing_mode) \
+ { \
+ case CTX_COMPOSITE_SOURCE_ATOP: \
+ _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count, \
+ CTX_COMPOSITE_SOURCE_ATOP, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_DESTINATION_ATOP:\
+ _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_DESTINATION_ATOP, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_DESTINATION_IN:\
+ _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_DESTINATION_IN, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_DESTINATION:\
+ _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_DESTINATION, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_SOURCE_OVER:\
+ _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_SOURCE_OVER, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_DESTINATION_OVER:\
+ _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_DESTINATION_OVER, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_XOR:\
+ _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_XOR, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_DESTINATION_OUT:\
+ _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_DESTINATION_OUT, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_SOURCE_OUT:\
+ _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_SOURCE_OUT, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_SOURCE_IN:\
+ _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_SOURCE_IN, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_COPY:\
+ _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_COPY, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_CLEAR:\
+ _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_CLEAR, fragment, blend);\
+ break;\
+ }
+
+/* generating one function per compositing_mode would be slightly more efficient,
+ * but on embedded targets leads to slightly more code bloat,
+ * here we trade off a slight amount of performance
+ */
+#define ctx_u8_porter_duff(comp_format, components, source, fragment, blend) \
+static void \
+ctx_##comp_format##_porter_duff_##source (CTX_COMPOSITE_ARGUMENTS) \
+{ \
+ _ctx_u8_porter_duffs(comp_format, components, source, fragment, blend);\
}
+ctx_u8_porter_duff(RGBA8, 4,generic, rasterizer->fragment, rasterizer->state->gstate.blend_mode)
+//ctx_u8_porter_duff(comp_name, components,color_##blend_name, NULL, blend_mode)
+
static void
-ctx_compute_gaussian_kernel (int dim, float radius, float *kernel)
+ctx_RGBA8_nop (CTX_COMPOSITE_ARGUMENTS)
{
- float sigma = radius / 2;
- float sum = 0.0;
- int i = 0;
- //for (int row = 0; row < dim; row ++)
- for (int col = 0; col < dim; col ++, i++)
- {
- float val = //ctx_gaussian (row, radius, sigma) *
- ctx_gaussian (col, radius, sigma);
- kernel[i] = val;
- sum += val;
- }
- i = 0;
- //for (int row = 0; row < dim; row ++)
- for (int col = 0; col < dim; col ++, i++)
- kernel[i] /= sum;
}
-#endif
+
static void
-ctx_rasterizer_round_rectangle (CtxRasterizer *rasterizer, float x, float y, float width, float height,
float corner_radius)
+ctx_setup_RGBA8 (CtxRasterizer *rasterizer)
{
- float aspect = 1.0f;
- float radius = corner_radius / aspect;
- float degrees = CTX_PI / 180.0f;
+ CtxGState *gstate = &rasterizer->state->gstate;
+ int components = 4;
+ rasterizer->fragment = ctx_rasterizer_get_fragment_RGBA8 (rasterizer);
+ rasterizer->comp_op = ctx_RGBA8_porter_duff_generic;
+ rasterizer->comp = CTX_COV_PATH_FALLBACK;
- if (radius > width/2) radius = width/2;
- if (radius > height/2) radius = height/2;
+ int blend_mode = gstate->blend_mode;
+ int compositing_mode = gstate->compositing_mode;
- ctx_rasterizer_finish_shape (rasterizer);
- ctx_rasterizer_arc (rasterizer, x + width - radius, y + radius, radius, -90 * degrees, 0 * degrees, 0);
- ctx_rasterizer_arc (rasterizer, x + width - radius, y + height - radius, radius, 0 * degrees, 90 *
degrees, 0);
- ctx_rasterizer_arc (rasterizer, x + radius, y + height - radius, radius, 90 * degrees, 180 * degrees, 0);
- ctx_rasterizer_arc (rasterizer, x + radius, y + radius, radius, 180 * degrees, 270 * degrees, 0);
- ctx_rasterizer_finish_shape (rasterizer);
+ if (gstate->source_fill.type == CTX_SOURCE_COLOR)
+ {
+ ctx_fragment_color_RGBA8 (rasterizer, 0,0, rasterizer->color, 1, 0,0);
+ if (gstate->global_alpha_u8 != 255)
+ {
+ for (int c = 0; c < 4; c ++)
+ rasterizer->color[c] = (rasterizer->color[c] * gstate->global_alpha_u8 + 255)>>8;
+ }
+ uint32_t src_pix = ((uint32_t*)rasterizer->color)[0];
+ uint32_t si_ga = (src_pix & 0xff00ff00) >> 8;
+ uint32_t si_rb = src_pix & 0x00ff00ff;
+ uint32_t si_ga_full = si_ga * 255;
+ uint32_t si_rb_full = si_rb * 255;
+// uint32_t si_a = si_ga >> 16;
+
+ ((uint32_t*)rasterizer->color)[1] = si_ga;
+ ((uint32_t*)rasterizer->color)[2] = si_rb;
+ ((uint32_t*)rasterizer->color)[3] = si_ga_full;
+ ((uint32_t*)rasterizer->color)[4] = si_rb_full;
+
+ if (blend_mode == CTX_BLEND_NORMAL &&
+ compositing_mode == CTX_COMPOSITE_COPY)
+ {
+ rasterizer->comp_op = ctx_RGBA8_source_copy_normal_color;
+ rasterizer->comp = CTX_COV_PATH_COPY;
+ }
+ else if (blend_mode == CTX_BLEND_NORMAL &&
+ compositing_mode == CTX_COMPOSITE_SOURCE_OVER)
+ {
+ if (rasterizer->color[components-1] == 255)
+ {
+ rasterizer->comp_op = ctx_RGBA8_source_copy_normal_color;
+ rasterizer->comp = CTX_COV_PATH_COPY;
+ }
+ else
+ {
+ rasterizer->comp_op = ctx_RGBA8_source_over_normal_color;
+ rasterizer->comp = CTX_COV_PATH_OVER;
+ }
+ }
+ else if (compositing_mode == CTX_COMPOSITE_CLEAR)
+ {
+ rasterizer->comp_op = ctx_RGBA8_clear_normal;
+ }
+ }
+ else if (blend_mode == CTX_BLEND_NORMAL &&
+ compositing_mode == CTX_COMPOSITE_SOURCE_OVER)
+ {
+ rasterizer->comp_op = ctx_RGBA8_source_over_normal_fragment;
+ rasterizer->comp = CTX_COV_PATH_OVER_FRAGMENT;
+ }
+ else if (blend_mode == CTX_BLEND_NORMAL &&
+ compositing_mode == CTX_COMPOSITE_COPY)
+ {
+ rasterizer->comp_op = ctx_RGBA8_source_copy_normal_fragment;
+ rasterizer->comp = CTX_COV_PATH_COPY_FRAGMENT;
+ }
}
static void
-ctx_rasterizer_process (void *user_data, CtxCommand *command);
-
-int
-_ctx_is_rasterizer (Ctx *ctx)
+ctx_composite_convert (CTX_COMPOSITE_ARGUMENTS)
{
- if (ctx->renderer && ctx->renderer->process == ctx_rasterizer_process)
- return 1;
- return 0;
+ uint8_t pixels[count * rasterizer->format->ebpp];
+ rasterizer->format->to_comp (rasterizer, x0, dst, &pixels[0], count);
+ rasterizer->comp_op (rasterizer, &pixels[0], rasterizer->color, x0, coverage, count);
+ rasterizer->format->from_comp (rasterizer, x0, &pixels[0], dst, count);
}
-#if CTX_COMPOSITING_GROUPS
+#if CTX_ENABLE_FLOAT
static void
-ctx_rasterizer_start_group (CtxRasterizer *rasterizer)
+ctx_float_copy_normal (int components, CTX_COMPOSITE_ARGUMENTS)
{
- CtxEntry save_command = ctx_void(CTX_SAVE);
- // allocate buffer, and set it as temporary target
- int no;
- if (rasterizer->group[0] == NULL) // first group
+ float *dstf = (float*)dst;
+ float *srcf = (float*)src;
+ float u0 = 0; float v0 = 0;
+ float ud = 0; float vd = 0;
+
+ ctx_init_uv (rasterizer, x0, count, &u0, &v0, &ud, &vd);
+
+ while (count--)
{
- rasterizer->saved_buf = rasterizer->buf;
+ uint8_t cov = *coverage;
+ float covf = ctx_u8_to_float (cov);
+ for (int c = 0; c < components; c++)
+ dstf[c] = dstf[c]*(1.0-covf) + srcf[c]*covf;
+ dstf += components;
+ coverage ++;
}
- for (no = 0; rasterizer->group[no] && no < CTX_GROUP_MAX; no++);
+}
- if (no >= CTX_GROUP_MAX)
- return;
- rasterizer->group[no] = ctx_buffer_new (rasterizer->blit_width,
- rasterizer->blit_height,
- rasterizer->format->composite_format);
- rasterizer->buf = rasterizer->group[no]->data;
- ctx_rasterizer_process (rasterizer, (CtxCommand*)&save_command);
+static void
+ctx_float_clear_normal (int components, CTX_COMPOSITE_ARGUMENTS)
+{
+ float *dstf = (float*)dst;
+ while (count--)
+ {
+#if 0
+ uint8_t cov = *coverage;
+ if (cov == 0)
+ {
+ }
+ else if (cov == 255)
+ {
+#endif
+ switch (components)
+ {
+ case 2:
+ ((uint64_t*)(dst))[0] = 0;
+ break;
+ case 4:
+ ((uint64_t*)(dst))[0] = 0;
+ ((uint64_t*)(dst))[1] = 0;
+ break;
+ default:
+ for (int c = 0; c < components; c++)
+ dstf[c] = 0.0f;
+ }
+#if 0
+ }
+ else
+ {
+ float ralpha = 1.0 - ctx_u8_to_float (cov);
+ for (int c = 0; c < components; c++)
+ { dstf[c] = (dstf[c] * ralpha); }
+ }
+ coverage ++;
+#endif
+ dstf += components;
+ }
}
+
static void
-ctx_rasterizer_end_group (CtxRasterizer *rasterizer)
+ctx_float_source_over_normal_color (int components, CTX_COMPOSITE_ARGUMENTS)
{
- CtxEntry restore_command = ctx_void(CTX_RESTORE);
- CtxEntry save_command = ctx_void(CTX_SAVE);
- int no = 0;
- for (no = 0; rasterizer->group[no] && no < CTX_GROUP_MAX; no++);
- no--;
+ float *dstf = (float*)dst;
+ float *srcf = (float*)src;
+ while (count--)
+ {
+ uint8_t cov = *coverage;
+ float fcov = ctx_u8_to_float (cov);
+ float ralpha = 1.0f - fcov * srcf[components-1];
+ for (int c = 0; c < components-1; c++)
+ dstf[c] = (srcf[c]*fcov + dstf[c] * ralpha);
+ coverage ++;
+ dstf+= components;
+ }
+}
- if (no < 0)
- return;
+static void
+ctx_float_source_copy_normal_color (int components, CTX_COMPOSITE_ARGUMENTS)
+{
+ float *dstf = (float*)dst;
+ float *srcf = (float*)src;
- CtxCompositingMode comp = rasterizer->state->gstate.compositing_mode;
- CtxBlend blend = rasterizer->state->gstate.blend_mode;
- float global_alpha = rasterizer->state->gstate.global_alpha_f;
- // fetch compositing, blending, global alpha
- ctx_rasterizer_process (rasterizer, (CtxCommand*)&restore_command);
- ctx_rasterizer_process (rasterizer, (CtxCommand*)&save_command);
- CtxEntry set_state[3]=
+ while (count--)
{
- ctx_u8 (CTX_COMPOSITING_MODE, comp, 0,0,0,0,0,0,0),
- ctx_u8 (CTX_BLEND_MODE, blend, 0,0,0,0,0,0,0),
- ctx_f (CTX_GLOBAL_ALPHA, global_alpha, 0.0)
- };
- ctx_rasterizer_process (rasterizer, (CtxCommand*)&set_state[0]);
- ctx_rasterizer_process (rasterizer, (CtxCommand*)&set_state[1]);
- ctx_rasterizer_process (rasterizer, (CtxCommand*)&set_state[2]);
- if (no == 0)
+ uint8_t cov = *coverage;
+ float fcov = ctx_u8_to_float (cov);
+ float ralpha = 1.0f - fcov;
+ for (int c = 0; c < components-1; c++)
+ dstf[c] = (srcf[c]*fcov + dstf[c] * ralpha);
+ coverage ++;
+ dstf+= components;
+ }
+}
+
+inline static void
+ctx_float_blend_normal (int components, float *dst, float *src, float *blended)
+{
+ float a = src[components-1];
+ for (int c = 0; c < components - 1; c++)
+ blended[c] = src[c] * a;
+ blended[components-1]=a;
+}
+
+static float ctx_float_get_max (int components, float *c)
+{
+ float max = -1000.0f;
+ for (int i = 0; i < components - 1; i ++)
{
- rasterizer->buf = rasterizer->saved_buf;
+ if (c[i] > max) max = c[i];
}
- else
+ return max;
+}
+
+static float ctx_float_get_min (int components, float *c)
+{
+ float min = 400.0;
+ for (int i = 0; i < components - 1; i ++)
{
- rasterizer->buf = rasterizer->group[no-1]->data;
+ if (c[i] < min) min = c[i];
}
- // XXX use texture_source ?
- ctx_texture_init (rasterizer->ctx, ".ctx-group", // XXX ? count groups..
- rasterizer->blit_width, // or have group based on thread-id?
- rasterizer->blit_height, // .. this would mean threadsafe
- // allocation
- rasterizer->blit_width * rasterizer->format->bpp/8,
- rasterizer->format->pixel_format,
- NULL, // space
- (uint8_t*)rasterizer->group[no]->data,
- NULL, NULL);
+ return min;
+}
+
+static float ctx_float_get_lum (int components, float *c)
+{
+ switch (components)
{
- char *eid = ".ctx-group";
- int eid_len = strlen (eid);
+ case 3:
+ case 4:
+ return CTX_CSS_RGB_TO_LUMINANCE(c);
+ case 1:
+ case 2:
+ return c[0];
+ break;
+ default:
+ {
+ float sum = 0;
+ for (int i = 0; i < components - 1; i ++)
+ {
+ sum += c[i];
+ }
+ return sum / (components - 1);
+ }
+ }
+}
- CtxEntry commands[4] =
- {
- ctx_f (CTX_TEXTURE, rasterizer->blit_x, rasterizer->blit_y),
- ctx_u32 (CTX_DATA, eid_len, eid_len/9+1),
- ctx_u32 (CTX_CONT, 0,0),
- ctx_u32 (CTX_CONT, 0,0)
- };
- memcpy( (char *) &commands[2].data.u8[0], eid, eid_len);
- ( (char *) (&commands[2].data.u8[0]) ) [eid_len]=0;
+static float ctx_float_get_sat (int components, float *c)
+{
+ switch (components)
+ {
+ case 3:
+ case 4:
+ { float r = c[0];
+ float g = c[1];
+ float b = c[2];
+ return ctx_maxf(r, ctx_maxf(g,b)) - ctx_minf(r,ctx_minf(g,b));
+ }
+ break;
+ case 1:
+ case 2: return 0.0;
+ break;
+ default:
+ {
+ float min = 1000;
+ float max = -1000;
+ for (int i = 0; i < components - 1; i ++)
+ {
+ if (c[i] < min) min = c[i];
+ if (c[i] > max) max = c[i];
+ }
+ return max-min;
+ }
+ }
+}
- ctx_rasterizer_process (rasterizer, (CtxCommand*)commands);
+static void ctx_float_set_lum (int components, float *c, float lum)
+{
+ float d = lum - ctx_float_get_lum (components, c);
+ float tc[components];
+ for (int i = 0; i < components - 1; i++)
+ {
+ tc[i] = c[i] + d;
}
+
+ float l = ctx_float_get_lum (components, tc);
+ float n = ctx_float_get_min (components, tc);
+ float x = ctx_float_get_max (components, tc);
+
+ if (n < 0.0f && l != n)
{
- CtxEntry commands[2]=
- {
- ctx_f (CTX_RECTANGLE, rasterizer->blit_x, rasterizer->blit_y),
- ctx_f (CTX_CONT, rasterizer->blit_width, rasterizer->blit_height)
- };
- ctx_rasterizer_process (rasterizer, (CtxCommand*)commands);
+ for (int i = 0; i < components - 1; i++)
+ tc[i] = l + (((tc[i] - l) * l) / (l-n));
}
+
+ if (x > 1.0f && x != l)
{
- CtxEntry commands[1]= { ctx_void (CTX_FILL) };
- ctx_rasterizer_process (rasterizer, (CtxCommand*)commands);
+ for (int i = 0; i < components - 1; i++)
+ tc[i] = l + (((tc[i] - l) * (1.0f - l)) / (x-l));
}
- //ctx_texture_release (rasterizer->ctx, ".ctx-group");
- ctx_buffer_free (rasterizer->group[no]);
- rasterizer->group[no] = 0;
- ctx_rasterizer_process (rasterizer, (CtxCommand*)&restore_command);
+ for (int i = 0; i < components - 1; i++)
+ c[i] = tc[i];
}
-#endif
-#if CTX_ENABLE_SHADOW_BLUR
-static void
-ctx_rasterizer_shadow_stroke (CtxRasterizer *rasterizer)
+static void ctx_float_set_sat (int components, float *c, float sat)
{
- CtxColor color;
- CtxEntry save_command = ctx_void(CTX_SAVE);
-
- float rgba[4] = {0, 0, 0, 1.0};
- if (ctx_get_color (rasterizer->ctx, CTX_shadowColor, &color) == 0)
- ctx_color_get_rgba (rasterizer->state, &color, rgba);
+ int max = 0, mid = 1, min = 2;
+
+ if (c[min] > c[mid]){int t = min; min = mid; mid = t;}
+ if (c[mid] > c[max]){int t = mid; mid = max; max = t;}
+ if (c[min] > c[mid]){int t = min; min = mid; mid = t;}
- CtxEntry set_color_command [3]=
+ if (c[max] > c[min])
{
- ctx_f (CTX_COLOR, CTX_RGBA, rgba[0]),
- ctx_f (CTX_CONT, rgba[1], rgba[2]),
- ctx_f (CTX_CONT, rgba[3], 0)
- };
- CtxEntry restore_command = ctx_void(CTX_RESTORE);
- float radius = rasterizer->state->gstate.shadow_blur;
- int dim = 2 * radius + 1;
- if (dim > CTX_MAX_GAUSSIAN_KERNEL_DIM)
- dim = CTX_MAX_GAUSSIAN_KERNEL_DIM;
- ctx_compute_gaussian_kernel (dim, radius, rasterizer->kernel);
- ctx_rasterizer_process (rasterizer, (CtxCommand*)&save_command);
+ c[mid] = ((c[mid]-c[min]) * sat) / (c[max] - c[min]);
+ c[max] = sat;
+ }
+ else
{
- int i = 0;
- for (int v = 0; v < dim; v += 1, i++)
- {
- float dy = rasterizer->state->gstate.shadow_offset_y + v - dim/2;
- set_color_command[2].data.f[0] = rasterizer->kernel[i] * rgba[3];
- ctx_rasterizer_process (rasterizer, (CtxCommand*)&set_color_command[0]);
-#if CTX_ENABLE_SHADOW_BLUR
- rasterizer->in_shadow = 1;
-#endif
- rasterizer->shadow_x = rasterizer->state->gstate.shadow_offset_x;
- rasterizer->shadow_y = dy;
- rasterizer->preserve = 1;
- ctx_rasterizer_stroke (rasterizer);
-#if CTX_ENABLE_SHADOW_BLUR
- rasterizer->in_shadow = 0;
-#endif
- }
+ c[mid] = c[max] = 0.0f;
}
- //free (kernel);
- ctx_rasterizer_process (rasterizer, (CtxCommand*)&restore_command);
+ c[min] = 0.0f;
+
}
-static void
-ctx_rasterizer_shadow_text (CtxRasterizer *rasterizer, const char *str)
-{
- float x = rasterizer->state->x;
- float y = rasterizer->state->y;
- CtxColor color;
- CtxEntry save_command = ctx_void(CTX_SAVE);
+#define ctx_float_blend_define(name, CODE) \
+static void \
+ctx_float_blend_##name (int components, float * __restrict__ dst, float *src, float *blended)\
+{\
+ float *s = src; float b[components];\
+ ctx_float_deassociate_alpha (components, dst, b);\
+ CODE;\
+ blended[components-1] = s[components-1];\
+ ctx_float_associate_alpha (components, blended);\
+}
- float rgba[4] = {0, 0, 0, 1.0};
- if (ctx_get_color (rasterizer->ctx, CTX_shadowColor, &color) == 0)
- ctx_color_get_rgba (rasterizer->state, &color, rgba);
+#define ctx_float_blend_define_seperable(name, CODE) \
+ ctx_float_blend_define(name, for (int c = 0; c < components-1; c++) { CODE ;}) \
- CtxEntry set_color_command [3]=
+ctx_float_blend_define_seperable(multiply, blended[c] = (b[c] * s[c]);)
+ctx_float_blend_define_seperable(screen, blended[c] = b[c] + s[c] - (b[c] * s[c]);)
+ctx_float_blend_define_seperable(overlay, blended[c] = b[c] < 0.5f ? (s[c] * b[c]) :
+ s[c] + b[c] - (s[c] * b[c]);)
+ctx_float_blend_define_seperable(darken, blended[c] = ctx_minf (b[c], s[c]))
+ctx_float_blend_define_seperable(lighten, blended[c] = ctx_maxf (b[c], s[c]))
+ctx_float_blend_define_seperable(color_dodge, blended[c] = (b[c] == 0.0f) ? 0.0f :
+ s[c] == 1.0f ? 1.0f : ctx_minf(1.0f, (b[c]) / (1.0f-s[c])))
+ctx_float_blend_define_seperable(color_burn, blended[c] = (b[c] == 1.0f) ? 1.0f :
+ s[c] == 0.0f ? 0.0f : 1.0f - ctx_minf(1.0f, ((1.0f - b[c])) / s[c]))
+ctx_float_blend_define_seperable(hard_light, blended[c] = s[c] < 0.f ? (b[c] * s[c]) :
+ b[c] + s[c] - (b[c] * s[c]);)
+ctx_float_blend_define_seperable(difference, blended[c] = (b[c] - s[c]))
+
+ctx_float_blend_define_seperable(divide, blended[c] = s[c]?(b[c]) / s[c]:0.0f)
+ctx_float_blend_define_seperable(addition, blended[c] = s[c]+b[c])
+ctx_float_blend_define_seperable(subtract, blended[c] = s[c]-b[c])
+
+ctx_float_blend_define_seperable(exclusion, blended[c] = b[c] + s[c] - 2.0f * b[c] * s[c])
+ctx_float_blend_define_seperable(soft_light,
+ if (s[c] <= 0.5f)
{
- ctx_f (CTX_COLOR, CTX_RGBA, rgba[0]),
- ctx_f (CTX_CONT, rgba[1], rgba[2]),
- ctx_f (CTX_CONT, rgba[3], 0)
- };
- CtxEntry move_to_command [1]=
+ blended[c] = b[c] - (1.0f - 2.0f * s[c]) * b[c] * (1.0f - b[c]);
+ }
+ else
{
- ctx_f (CTX_MOVE_TO, x, y),
- };
- CtxEntry restore_command = ctx_void(CTX_RESTORE);
- float radius = rasterizer->state->gstate.shadow_blur;
- int dim = 2 * radius + 1;
- if (dim > CTX_MAX_GAUSSIAN_KERNEL_DIM)
- dim = CTX_MAX_GAUSSIAN_KERNEL_DIM;
- ctx_compute_gaussian_kernel (dim, radius, rasterizer->kernel);
- ctx_rasterizer_process (rasterizer, (CtxCommand*)&save_command);
+ int d;
+ if (b[c] <= 255/4)
+ d = (((16 * b[c] - 12.0f) * b[c] + 4.0f) * b[c]);
+ else
+ d = ctx_sqrtf(b[c]);
+ blended[c] = (b[c] + (2.0f * s[c] - 1.0f) * (d - b[c]));
+ }
+)
+
+
+ctx_float_blend_define(color,
+ for (int i = 0; i < components; i++)
+ blended[i] = s[i];
+ ctx_float_set_lum(components, blended, ctx_float_get_lum (components, s));
+)
+
+ctx_float_blend_define(hue,
+ float in_sat = ctx_float_get_sat(components, b);
+ float in_lum = ctx_float_get_lum(components, b);
+ for (int i = 0; i < components; i++)
+ blended[i] = s[i];
+ ctx_float_set_sat(components, blended, in_sat);
+ ctx_float_set_lum(components, blended, in_lum);
+)
+
+ctx_float_blend_define(saturation,
+ float in_sat = ctx_float_get_sat(components, s);
+ float in_lum = ctx_float_get_lum(components, b);
+ for (int i = 0; i < components; i++)
+ blended[i] = b[i];
+ ctx_float_set_sat(components, blended, in_sat);
+ ctx_float_set_lum(components, blended, in_lum);
+)
+
+ctx_float_blend_define(luminosity,
+ float in_lum = ctx_float_get_lum(components, s);
+ for (int i = 0; i < components; i++)
+ blended[i] = b[i];
+ ctx_float_set_lum(components, blended, in_lum);
+)
+inline static void
+ctx_float_blend (int components, CtxBlend blend, float * __restrict__ dst, float *src, float *blended)
+{
+ switch (blend)
{
- {
- move_to_command[0].data.f[0] = x;
- move_to_command[0].data.f[1] = y;
- set_color_command[2].data.f[0] = rgba[3];
- ctx_rasterizer_process (rasterizer, (CtxCommand*)&set_color_command);
- ctx_rasterizer_process (rasterizer, (CtxCommand*)&move_to_command);
- rasterizer->in_shadow=1;
- ctx_rasterizer_text (rasterizer, str, 0);
- rasterizer->in_shadow=0;
- }
+ case CTX_BLEND_NORMAL: ctx_float_blend_normal (components, dst, src, blended); break;
+ case CTX_BLEND_MULTIPLY: ctx_float_blend_multiply (components, dst, src, blended); break;
+ case CTX_BLEND_SCREEN: ctx_float_blend_screen (components, dst, src, blended); break;
+ case CTX_BLEND_OVERLAY: ctx_float_blend_overlay (components, dst, src, blended); break;
+ case CTX_BLEND_DARKEN: ctx_float_blend_darken (components, dst, src, blended); break;
+ case CTX_BLEND_LIGHTEN: ctx_float_blend_lighten (components, dst, src, blended); break;
+ case CTX_BLEND_COLOR_DODGE: ctx_float_blend_color_dodge (components, dst, src, blended); break;
+ case CTX_BLEND_COLOR_BURN: ctx_float_blend_color_burn (components, dst, src, blended); break;
+ case CTX_BLEND_HARD_LIGHT: ctx_float_blend_hard_light (components, dst, src, blended); break;
+ case CTX_BLEND_SOFT_LIGHT: ctx_float_blend_soft_light (components, dst, src, blended); break;
+ case CTX_BLEND_DIFFERENCE: ctx_float_blend_difference (components, dst, src, blended); break;
+ case CTX_BLEND_EXCLUSION: ctx_float_blend_exclusion (components, dst, src, blended); break;
+ case CTX_BLEND_COLOR: ctx_float_blend_color (components, dst, src, blended); break;
+ case CTX_BLEND_HUE: ctx_float_blend_hue (components, dst, src, blended); break;
+ case CTX_BLEND_SATURATION: ctx_float_blend_saturation (components, dst, src, blended); break;
+ case CTX_BLEND_LUMINOSITY: ctx_float_blend_luminosity (components, dst, src, blended); break;
+ case CTX_BLEND_ADDITION: ctx_float_blend_addition (components, dst, src, blended); break;
+ case CTX_BLEND_SUBTRACT: ctx_float_blend_subtract (components, dst, src, blended); break;
+ case CTX_BLEND_DIVIDE: ctx_float_blend_divide (components, dst, src, blended); break;
}
- ctx_rasterizer_process (rasterizer, (CtxCommand*)&restore_command);
- move_to_command[0].data.f[0] = x;
- move_to_command[0].data.f[1] = y;
- ctx_rasterizer_process (rasterizer, (CtxCommand*)&move_to_command);
}
-static void
-ctx_rasterizer_shadow_fill (CtxRasterizer *rasterizer)
+/* this is the grunt working function, when inlined code-path elimination makes
+ * it produce efficient code.
+ */
+CTX_INLINE static void
+ctx_float_porter_duff (CtxRasterizer *rasterizer,
+ int components,
+ uint8_t * __restrict__ dst,
+ uint8_t * __restrict__ src,
+ int x0,
+ uint8_t * __restrict__ coverage,
+ int count,
+ CtxCompositingMode compositing_mode,
+ CtxFragment fragment,
+ CtxBlend blend)
{
- CtxColor color;
- CtxEntry save_command = ctx_void(CTX_SAVE);
-
- float rgba[4] = {0, 0, 0, 1.0};
- if (ctx_get_color (rasterizer->ctx, CTX_shadowColor, &color) == 0)
- ctx_color_get_rgba (rasterizer->state, &color, rgba);
+ float *dstf = (float*)dst;
- CtxEntry set_color_command [3]=
+ CtxPorterDuffFactor f_s, f_d;
+ ctx_porter_duff_factors (compositing_mode, &f_s, &f_d);
+ uint8_t global_alpha_u8 = rasterizer->state->gstate.global_alpha_u8;
+ float global_alpha_f = rasterizer->state->gstate.global_alpha_f;
+
{
- ctx_f (CTX_COLOR, CTX_RGBA, rgba[0]),
- ctx_f (CTX_CONT, rgba[1], rgba[2]),
- ctx_f (CTX_CONT, rgba[3], 0)
- };
- CtxEntry restore_command = ctx_void(CTX_RESTORE);
- float radius = rasterizer->state->gstate.shadow_blur;
- int dim = 2 * radius + 1;
- if (dim > CTX_MAX_GAUSSIAN_KERNEL_DIM)
- dim = CTX_MAX_GAUSSIAN_KERNEL_DIM;
- ctx_compute_gaussian_kernel (dim, radius, rasterizer->kernel);
- ctx_rasterizer_process (rasterizer, (CtxCommand*)&save_command);
+ float tsrc[components];
+ float u0 = 0; float v0 = 0;
+ float ud = 0; float vd = 0;
- {
- for (int v = 0; v < dim; v ++)
+ ctx_init_uv (rasterizer, x0, count, &u0, &v0, &ud, &vd);
+
+ while (count--)
+ {
+ uint8_t cov = *coverage;
+#if 1
+ if (
+ CTX_UNLIKELY((compositing_mode == CTX_COMPOSITE_DESTINATION_OVER && dst[components-1] == 1.0f)||
+ (cov == 0 && (compositing_mode == CTX_COMPOSITE_SOURCE_OVER ||
+ compositing_mode == CTX_COMPOSITE_XOR ||
+ compositing_mode == CTX_COMPOSITE_DESTINATION_OUT ||
+ compositing_mode == CTX_COMPOSITE_SOURCE_ATOP
+ ))))
{
- int i = v;
- float dy = rasterizer->state->gstate.shadow_offset_y + v - dim/2;
- set_color_command[2].data.f[0] = rasterizer->kernel[i] * rgba[3];
- ctx_rasterizer_process (rasterizer, (CtxCommand*)&set_color_command);
- rasterizer->in_shadow = 1;
- rasterizer->shadow_x = rasterizer->state->gstate.shadow_offset_x;
- rasterizer->shadow_y = dy;
- rasterizer->preserve = 1;
- ctx_rasterizer_fill (rasterizer);
- rasterizer->in_shadow = 0;
+ u0 += ud;
+ v0 += vd;
+ coverage ++;
+ dstf+=components;
+ continue;
}
- }
- ctx_rasterizer_process (rasterizer, (CtxCommand*)&restore_command);
-}
#endif
-static void
-ctx_rasterizer_line_dash (CtxRasterizer *rasterizer, int count, float *dashes)
-{
- if (!dashes)
- {
- rasterizer->state->gstate.n_dashes = 0;
- return;
- }
- count = CTX_MIN(count, CTX_PARSER_MAX_ARGS-1);
- rasterizer->state->gstate.n_dashes = count;
- memcpy(&rasterizer->state->gstate.dashes[0], dashes, count * sizeof(float));
- for (int i = 0; i < count; i ++)
- {
- if (rasterizer->state->gstate.dashes[i] < 0.0001f)
- rasterizer->state->gstate.dashes[i] = 0.0001f; // hang protection
- }
-}
+ fragment (rasterizer, u0, v0, tsrc, 1, ud, vd);
+ if (blend != CTX_BLEND_NORMAL)
+ ctx_float_blend (components, blend, dstf, tsrc, tsrc);
+ u0 += ud;
+ v0 += vd;
+ float covf = ctx_u8_to_float (cov);
+ if (global_alpha_u8 != 255)
+ covf = covf * global_alpha_f;
-static void
-ctx_rasterizer_process (void *user_data, CtxCommand *command)
-{
- CtxEntry *entry = &command->entry;
- CtxRasterizer *rasterizer = (CtxRasterizer *) user_data;
- CtxState *state = rasterizer->state;
- CtxCommand *c = (CtxCommand *) entry;
- int clear_clip = 0;
- ctx_interpret_style (rasterizer->state, entry, NULL);
- switch (c->code)
- {
-#if CTX_ENABLE_SHADOW_BLUR
- case CTX_SHADOW_COLOR:
- {
- CtxColor col;
- CtxColor *color = &col;
- //state->gstate.source_fill.type = CTX_SOURCE_COLOR;
- switch ((int)c->rgba.model)
- {
- case CTX_RGB:
- ctx_color_set_rgba (state, color, c->rgba.r, c->rgba.g, c->rgba.b, 1.0f);
- break;
- case CTX_RGBA:
- //ctx_color_set_rgba (state, color, c->rgba.r, c->rgba.g, c->rgba.b, c->rgba.a);
- ctx_color_set_rgba (state, color, c->rgba.r, c->rgba.g, c->rgba.b, c->rgba.a);
- break;
- case CTX_DRGBA:
- ctx_color_set_drgba (state, color, c->rgba.r, c->rgba.g, c->rgba.b, c->rgba.a);
- break;
-#if CTX_ENABLE_CMYK
- case CTX_CMYKA:
- ctx_color_set_cmyka (state, color, c->cmyka.c, c->cmyka.m, c->cmyka.y, c->cmyka.k,
c->cmyka.a);
- break;
- case CTX_CMYK:
- ctx_color_set_cmyka (state, color, c->cmyka.c, c->cmyka.m, c->cmyka.y, c->cmyka.k, 1.0f);
- break;
- case CTX_DCMYKA:
- ctx_color_set_dcmyka (state, color, c->cmyka.c, c->cmyka.m, c->cmyka.y, c->cmyka.k,
c->cmyka.a);
- break;
- case CTX_DCMYK:
- ctx_color_set_dcmyka (state, color, c->cmyka.c, c->cmyka.m, c->cmyka.y, c->cmyka.k, 1.0f);
- break;
-#endif
- case CTX_GRAYA:
- ctx_color_set_graya (state, color, c->graya.g, c->graya.a);
- break;
- case CTX_GRAY:
- ctx_color_set_graya (state, color, c->graya.g, 1.0f);
- break;
- }
- ctx_set_color (rasterizer->ctx, CTX_shadowColor, color);
- }
- break;
-#endif
- case CTX_LINE_DASH:
- if (c->line_dash.count)
- {
- ctx_rasterizer_line_dash (rasterizer, c->line_dash.count, c->line_dash.data);
- }
- else
- ctx_rasterizer_line_dash (rasterizer, 0, NULL);
- break;
+ if (covf != 1.0f)
+ {
+ for (int c = 0; c < components; c++)
+ tsrc[c] *= covf;
+ }
- case CTX_LINE_TO:
- ctx_rasterizer_line_to (rasterizer, c->c.x0, c->c.y0);
- break;
- case CTX_REL_LINE_TO:
- ctx_rasterizer_rel_line_to (rasterizer, c->c.x0, c->c.y0);
- break;
- case CTX_MOVE_TO:
- ctx_rasterizer_move_to (rasterizer, c->c.x0, c->c.y0);
- break;
- case CTX_REL_MOVE_TO:
- ctx_rasterizer_rel_move_to (rasterizer, c->c.x0, c->c.y0);
- break;
- case CTX_CURVE_TO:
- ctx_rasterizer_curve_to (rasterizer, c->c.x0, c->c.y0,
- c->c.x1, c->c.y1,
- c->c.x2, c->c.y2);
- break;
- case CTX_REL_CURVE_TO:
- ctx_rasterizer_rel_curve_to (rasterizer, c->c.x0, c->c.y0,
- c->c.x1, c->c.y1,
- c->c.x2, c->c.y2);
- break;
- case CTX_QUAD_TO:
- ctx_rasterizer_quad_to (rasterizer, c->c.x0, c->c.y0, c->c.x1, c->c.y1);
- break;
- case CTX_REL_QUAD_TO:
- ctx_rasterizer_rel_quad_to (rasterizer, c->c.x0, c->c.y0, c->c.x1, c->c.y1);
- break;
- case CTX_ARC:
- ctx_rasterizer_arc (rasterizer, c->arc.x, c->arc.y, c->arc.radius, c->arc.angle1, c->arc.angle2,
c->arc.direction);
- break;
- case CTX_RECTANGLE:
- ctx_rasterizer_rectangle (rasterizer, c->rectangle.x, c->rectangle.y,
- c->rectangle.width, c->rectangle.height);
- break;
- case CTX_ROUND_RECTANGLE:
- ctx_rasterizer_round_rectangle (rasterizer, c->rectangle.x, c->rectangle.y,
- c->rectangle.width, c->rectangle.height,
- c->rectangle.radius);
- break;
- case CTX_SET_PIXEL:
- ctx_rasterizer_set_pixel (rasterizer, c->set_pixel.x, c->set_pixel.y,
- c->set_pixel.rgba[0],
- c->set_pixel.rgba[1],
- c->set_pixel.rgba[2],
- c->set_pixel.rgba[3]);
- break;
- case CTX_DEFINE_TEXTURE:
+ for (int c = 0; c < components; c++)
+ {
+ float res;
+ /* these switches and this whole function is written to be
+ * inlined when compiled when the enum values passed in are
+ * constants.
+ */
+ switch (f_s)
{
- uint8_t *pixel_data = ctx_define_texture_pixel_data (entry);
- ctx_rasterizer_define_texture (rasterizer, c->define_texture.eid,
- c->define_texture.width, c->define_texture.height,
- c->define_texture.format,
- pixel_data);
- rasterizer->comp_op = NULL;
+ case CTX_PORTER_DUFF_0: res = 0.0f; break;
+ case CTX_PORTER_DUFF_1: res = (tsrc[c]); break;
+ case CTX_PORTER_DUFF_ALPHA: res = (tsrc[c] * dstf[components-1]); break;
+ case CTX_PORTER_DUFF_1_MINUS_ALPHA: res = (tsrc[c] * (1.0f-dstf[components-1])); break;
}
- break;
- case CTX_TEXTURE:
- ctx_rasterizer_set_texture (rasterizer, c->texture.eid,
- c->texture.x, c->texture.y);
- rasterizer->comp_op = NULL;
- break;
-#if 0
- case CTX_LOAD_IMAGE:
- ctx_rasterizer_load_image (rasterizer, ctx_arg_string(),
- ctx_arg_float (0), ctx_arg_float (1) );
- break;
-#endif
-#if CTX_GRADIENTS
- case CTX_GRADIENT_STOP:
+ switch (f_d)
{
- float rgba[4]= {ctx_u8_to_float (ctx_arg_u8 (4) ),
- ctx_u8_to_float (ctx_arg_u8 (4+1) ),
- ctx_u8_to_float (ctx_arg_u8 (4+2) ),
- ctx_u8_to_float (ctx_arg_u8 (4+3) )
- };
- ctx_rasterizer_gradient_add_stop (rasterizer,
- ctx_arg_float (0), rgba);
- rasterizer->comp_op = NULL;
+ case CTX_PORTER_DUFF_0: dstf[c] = res; break;
+ case CTX_PORTER_DUFF_1: dstf[c] = res + (dstf[c]); break;
+ case CTX_PORTER_DUFF_ALPHA: dstf[c] = res + (dstf[c] * tsrc[components-1]); break;
+ case CTX_PORTER_DUFF_1_MINUS_ALPHA: dstf[c] = res + (dstf[c] * (1.0f-tsrc[components-1])); break;
}
- break;
- case CTX_LINEAR_GRADIENT:
- ctx_state_gradient_clear_stops (rasterizer->state);
- rasterizer->comp_op = NULL;
- break;
- case CTX_RADIAL_GRADIENT:
- ctx_state_gradient_clear_stops (rasterizer->state);
- rasterizer->comp_op = NULL;
- break;
-#endif
- case CTX_PRESERVE:
- rasterizer->preserve = 1;
- break;
- case CTX_COLOR:
- case CTX_COMPOSITING_MODE:
- case CTX_BLEND_MODE:
- rasterizer->comp_op = NULL;
- break;
-#if CTX_COMPOSITING_GROUPS
- case CTX_START_GROUP:
- ctx_rasterizer_start_group (rasterizer);
- break;
- case CTX_END_GROUP:
- ctx_rasterizer_end_group (rasterizer);
- break;
-#endif
+ }
+ coverage ++;
+ dstf +=components;
+ }
+ }
+}
- case CTX_RESTORE:
- for (int i = state->gstate_no?state->gstate_stack[state->gstate_no-1].keydb_pos:0;
- i < state->gstate.keydb_pos; i++)
- {
- if (state->keydb[i].key == CTX_clip)
- {
- clear_clip = 1;
- }
- }
- /* FALLTHROUGH */
- case CTX_ROTATE:
- case CTX_SCALE:
- case CTX_TRANSLATE:
- case CTX_IDENTITY:
- case CTX_SAVE:
- rasterizer->comp_op = NULL;
- rasterizer->uses_transforms = 1;
- ctx_interpret_transforms (rasterizer->state, entry, NULL);
- if (clear_clip)
- {
- ctx_rasterizer_clip_reset (rasterizer);
- for (int i = state->gstate_no?state->gstate_stack[state->gstate_no-1].keydb_pos:0;
- i < state->gstate.keydb_pos; i++)
- {
- if (state->keydb[i].key == CTX_clip)
- {
- int idx = ctx_float_to_string_index (state->keydb[i].value);
- if (idx >=0)
- {
- CtxEntry *edges = (CtxEntry*)&state->stringpool[idx];
- ctx_rasterizer_clip_apply (rasterizer, edges);
- }
- }
- }
- }
- break;
- case CTX_STROKE:
-#if CTX_ENABLE_SHADOW_BLUR
- if (rasterizer->state->gstate.shadow_blur > 0.0 &&
- !rasterizer->in_text)
- ctx_rasterizer_shadow_stroke (rasterizer);
+/* generating one function per compositing_mode would be slightly more efficient,
+ * but on embedded targets leads to slightly more code bloat,
+ * here we trade off a slight amount of performance
+ */
+#define ctx_float_porter_duff(compformat, components, source, fragment, blend) \
+static void \
+ctx_##compformat##_porter_duff_##source (CTX_COMPOSITE_ARGUMENTS) \
+{ \
+ switch (rasterizer->state->gstate.compositing_mode) \
+ { \
+ case CTX_COMPOSITE_SOURCE_ATOP: \
+ ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count, \
+ CTX_COMPOSITE_SOURCE_ATOP, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_DESTINATION_ATOP:\
+ ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_DESTINATION_ATOP, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_DESTINATION_IN:\
+ ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_DESTINATION_IN, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_DESTINATION:\
+ ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_DESTINATION, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_SOURCE_OVER:\
+ ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_SOURCE_OVER, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_DESTINATION_OVER:\
+ ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_DESTINATION_OVER, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_XOR:\
+ ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_XOR, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_DESTINATION_OUT:\
+ ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_DESTINATION_OUT, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_SOURCE_OUT:\
+ ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_SOURCE_OUT, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_SOURCE_IN:\
+ ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_SOURCE_IN, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_COPY:\
+ ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_COPY, fragment, blend);\
+ break;\
+ case CTX_COMPOSITE_CLEAR:\
+ ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
+ CTX_COMPOSITE_CLEAR, fragment, blend);\
+ break;\
+ }\
+}
#endif
- if (rasterizer->state->gstate.n_dashes)
- {
- int n_dashes = rasterizer->state->gstate.n_dashes;
- float *dashes = rasterizer->state->gstate.dashes;
- float factor = ctx_matrix_get_scale (&state->gstate.transform);
-
- int count = rasterizer->edge_list.count;
- int aa = 15;//rasterizer->aa;
- CtxEntry temp[count]; /* copy of already built up path's poly line */
- memcpy (temp, rasterizer->edge_list.entries, sizeof (temp));
- int start = 0;
- int end = 0;
- CtxMatrix transform_backup = rasterizer->state->gstate.transform;
- ctx_matrix_identity (&rasterizer->state->gstate.transform);
- ctx_rasterizer_reset (rasterizer); /* for dashing we create
- a dashed path to stroke */
- float prev_x = 0.0f;
- float prev_y = 0.0f;
- float pos = 0.0;
-
- int dash_no = 0.0;
- float dash_lpos = rasterizer->state->gstate.line_dash_offset * factor;
- int is_down = 0;
- while (start < count)
- {
- int started = 0;
- int i;
- is_down = 0;
+#if CTX_ENABLE_RGBAF
- if (!is_down)
- {
- CtxEntry *entry = &temp[0];
- prev_x = entry->data.s16[0] * 1.0f / CTX_SUBDIV;
- prev_y = entry->data.s16[1] * 1.0f / aa;
- ctx_rasterizer_move_to (rasterizer, prev_x, prev_y);
- is_down = 1;
- }
+ctx_float_porter_duff(RGBAF, 4,color, rasterizer->fragment, rasterizer->state->gstate.blend_mode)
+ctx_float_porter_duff(RGBAF, 4,generic, rasterizer->fragment, rasterizer->state->gstate.blend_mode)
+#if CTX_INLINED_NORMAL
+#if CTX_GRADIENTS
+ctx_float_porter_duff(RGBAF, 4,linear_gradient, ctx_fragment_linear_gradient_RGBAF,
rasterizer->state->gstate.blend_mode)
+ctx_float_porter_duff(RGBAF, 4,radial_gradient, ctx_fragment_radial_gradient_RGBAF,
rasterizer->state->gstate.blend_mode)
+#endif
+ctx_float_porter_duff(RGBAF, 4,image, ctx_fragment_image_RGBAF,
rasterizer->state->gstate.blend_mode)
- for (i = start; i < count; i++)
- {
- CtxEntry *entry = &temp[i];
- float x, y;
- if (entry->code == CTX_NEW_EDGE)
- {
- if (started)
- {
- end = i - 1;
- dash_no = 0;
- dash_lpos = 0.0;
- goto foo;
- }
- prev_x = entry->data.s16[0] * 1.0f / CTX_SUBDIV;
- prev_y = entry->data.s16[1] * 1.0f / aa;
- started = 1;
- start = i;
- is_down = 1;
- ctx_rasterizer_move_to (rasterizer, prev_x, prev_y);
- }
-again:
+#if CTX_GRADIENTS
+#define ctx_float_porter_duff_blend(comp_name, components, blend_mode, blend_name)\
+ctx_float_porter_duff(comp_name, components,color_##blend_name, rasterizer->fragment,
blend_mode)\
+ctx_float_porter_duff(comp_name, components,generic_##blend_name, rasterizer->fragment,
blend_mode)\
+ctx_float_porter_duff(comp_name, components,linear_gradient_##blend_name,
ctx_fragment_linear_gradient_RGBA8, blend_mode)\
+ctx_float_porter_duff(comp_name, components,radial_gradient_##blend_name,
ctx_fragment_radial_gradient_RGBA8, blend_mode)\
+ctx_float_porter_duff(comp_name, components,image_##blend_name, ctx_fragment_image_RGBAF,
blend_mode)
+#else
+#define ctx_float_porter_duff_blend(comp_name, components, blend_mode, blend_name)\
+ctx_float_porter_duff(comp_name, components,color_##blend_name, rasterizer->fragment,
blend_mode)\
+ctx_float_porter_duff(comp_name, components,generic_##blend_name, rasterizer->fragment,
blend_mode)\
+ctx_float_porter_duff(comp_name, components,image_##blend_name, ctx_fragment_image_RGBAF,
blend_mode)
+#endif
- x = entry->data.s16[2] * 1.0f / CTX_SUBDIV;
- y = entry->data.s16[3] * 1.0f / aa;
- float dx = x - prev_x;
- float dy = y - prev_y;
- float length = ctx_fast_hypotf (dx, dy);
+ctx_float_porter_duff_blend(RGBAF, 4, CTX_BLEND_NORMAL, normal)
- if (dash_lpos + length >= dashes[dash_no] * factor)
- {
- float p = (dashes[dash_no] * factor - dash_lpos) / length;
- float splitx = x * p + (1.0f - p) * prev_x;
- float splity = y * p + (1.0f - p) * prev_y;
- if (is_down)
- {
- ctx_rasterizer_line_to (rasterizer, splitx, splity);
- is_down = 0;
- }
- else
- {
- ctx_rasterizer_move_to (rasterizer, splitx, splity);
- is_down = 1;
- }
- prev_x = splitx;
- prev_y = splity;
- dash_no++;
- dash_lpos=0;
- if (dash_no >= n_dashes) dash_no = 0;
- goto again;
- }
- else
- {
- pos += length;
- dash_lpos += length;
- {
- if (is_down)
- ctx_rasterizer_line_to (rasterizer, x, y);
- }
- }
- prev_x = x;
- prev_y = y;
- }
- end = i-1;
-foo:
- start = end+1;
- }
- rasterizer->state->gstate.transform = transform_backup;
- }
+static void
+ctx_RGBAF_copy_normal (CTX_COMPOSITE_ARGUMENTS)
+{
+ ctx_float_copy_normal (4, rasterizer, dst, src, x0, coverage, count);
+}
- ctx_rasterizer_stroke (rasterizer);
- break;
- case CTX_FONT:
- ctx_rasterizer_set_font (rasterizer, ctx_arg_string() );
- break;
- case CTX_TEXT:
- rasterizer->in_text++;
-#if CTX_ENABLE_SHADOW_BLUR
- if (rasterizer->state->gstate.shadow_blur > 0.0)
- ctx_rasterizer_shadow_text (rasterizer, ctx_arg_string ());
-#endif
- ctx_rasterizer_text (rasterizer, ctx_arg_string(), 0);
- rasterizer->in_text--;
- ctx_rasterizer_reset (rasterizer);
- break;
- case CTX_STROKE_TEXT:
- ctx_rasterizer_text (rasterizer, ctx_arg_string(), 1);
- ctx_rasterizer_reset (rasterizer);
- break;
- case CTX_GLYPH:
- ctx_rasterizer_glyph (rasterizer, entry[0].data.u32[0], entry[0].data.u8[4]);
- break;
- case CTX_FILL:
-#if CTX_ENABLE_SHADOW_BLUR
- if (rasterizer->state->gstate.shadow_blur > 0.0 &&
- !rasterizer->in_text)
- ctx_rasterizer_shadow_fill (rasterizer);
-#endif
- ctx_rasterizer_fill (rasterizer);
- break;
- case CTX_RESET:
- case CTX_BEGIN_PATH:
- ctx_rasterizer_reset (rasterizer);
- break;
- case CTX_CLIP:
- ctx_rasterizer_clip (rasterizer);
- break;
- case CTX_CLOSE_PATH:
- ctx_rasterizer_finish_shape (rasterizer);
- break;
- }
- ctx_interpret_pos_bare (rasterizer->state, entry, NULL);
+static void
+ctx_RGBAF_clear_normal (CTX_COMPOSITE_ARGUMENTS)
+{
+ ctx_float_clear_normal (4, rasterizer, dst, src, x0, coverage, count);
}
-void
-ctx_rasterizer_deinit (CtxRasterizer *rasterizer)
+#if 1
+static void
+ctx_RGBAF_source_over_normal_color (CTX_COMPOSITE_ARGUMENTS)
{
- ctx_drawlist_deinit (&rasterizer->edge_list);
-#if CTX_ENABLE_CLIP
- if (rasterizer->clip_buffer)
- {
- ctx_buffer_free (rasterizer->clip_buffer);
- rasterizer->clip_buffer = NULL;
- }
+ ctx_float_source_over_normal_color (4, rasterizer, dst, rasterizer->color, x0, coverage, count);
+}
#endif
-#if CTX_SHAPE_CACHE
- for (int i = 0; i < CTX_SHAPE_CACHE_ENTRIES; i ++)
- if (rasterizer->shape_cache.entries[i])
- {
- free (rasterizer->shape_cache.entries[i]);
- rasterizer->shape_cache.entries[i] = NULL;
- }
-
#endif
- free (rasterizer);
-}
-
-CtxAntialias ctx_get_antialias (Ctx *ctx)
+static void
+ctx_setup_RGBAF (CtxRasterizer *rasterizer)
{
-#if CTX_EVENTS
- if (ctx_renderer_is_sdl (ctx) || ctx_renderer_is_fb (ctx))
- {
- CtxTiled *fb = (CtxTiled*)(ctx->renderer);
- return fb->antialias;
- }
+ CtxGState *gstate = &rasterizer->state->gstate;
+ int components = 4;
+ rasterizer->fragment = ctx_rasterizer_get_fragment_RGBAF (rasterizer);
+#if 1
+ if (gstate->source_fill.type == CTX_SOURCE_COLOR)
+ {
+ rasterizer->comp_op = ctx_RGBAF_porter_duff_color;
+ ctx_color_get_rgba (rasterizer->state, &gstate->source_fill.color, (float*)rasterizer->color);
+ if (gstate->global_alpha_u8 != 255)
+ for (int c = 0; c < components; c ++)
+ ((float*)rasterizer->color)[c] *= gstate->global_alpha_f;
+ }
+ else
#endif
- if (!_ctx_is_rasterizer (ctx)) return CTX_ANTIALIAS_DEFAULT;
-
- switch (((CtxRasterizer*)(ctx->renderer))->aa)
{
- case 1: return CTX_ANTIALIAS_NONE;
- case 3: return CTX_ANTIALIAS_FAST;
- case 5: return CTX_ANTIALIAS_GOOD;
- default:
- case 15: return CTX_ANTIALIAS_DEFAULT;
- case 17: return CTX_ANTIALIAS_BEST;
+ rasterizer->comp_op = ctx_RGBAF_porter_duff_generic;
}
-}
-int _ctx_antialias_to_aa (CtxAntialias antialias)
-{
- switch (antialias)
- {
- case CTX_ANTIALIAS_NONE: return 1;
- case CTX_ANTIALIAS_FAST: return 3;
- case CTX_ANTIALIAS_GOOD: return 5;
- default:
- case CTX_ANTIALIAS_DEFAULT: return CTX_RASTERIZER_AA;
- case CTX_ANTIALIAS_BEST: return 17;
+#if CTX_INLINED_NORMAL
+ if (gstate->compositing_mode == CTX_COMPOSITE_CLEAR)
+ rasterizer->comp_op = ctx_RGBAF_clear_normal;
+ else
+ switch (gstate->blend_mode)
+ {
+ case CTX_BLEND_NORMAL:
+ if (gstate->compositing_mode == CTX_COMPOSITE_COPY)
+ {
+ rasterizer->comp_op = ctx_RGBAF_copy_normal;
+ }
+ else if (gstate->global_alpha_u8 == 0)
+ {
+ rasterizer->comp_op = ctx_RGBA8_nop;
+ }
+ else
+ switch (gstate->source_fill.type)
+ {
+ case CTX_SOURCE_COLOR:
+ if (gstate->compositing_mode == CTX_COMPOSITE_SOURCE_OVER)
+ {
+ if (((float*)(rasterizer->color))[components-1] == 0.0f)
+ rasterizer->comp_op = ctx_RGBA8_nop;
+ // else if (((float*)(rasterizer->color))[components-1] == 0.0f)
+ else
+ rasterizer->comp_op = ctx_RGBAF_source_over_normal_color;
+ //rasterizer->comp_op = ctx_RGBAF_source_over_normal_color;
+ }
+ else
+ {
+ rasterizer->comp_op = ctx_RGBAF_porter_duff_color_normal;
+ }
+ break;
+#if CTX_GRADIENTS
+ case CTX_SOURCE_LINEAR_GRADIENT:
+ rasterizer->comp_op = ctx_RGBAF_porter_duff_linear_gradient_normal;
+ break;
+ case CTX_SOURCE_RADIAL_GRADIENT:
+ rasterizer->comp_op = ctx_RGBAF_porter_duff_radial_gradient_normal;
+ break;
+#endif
+ case CTX_SOURCE_TEXTURE:
+ rasterizer->comp_op = ctx_RGBAF_porter_duff_image_normal;
+ break;
+ default:
+ rasterizer->comp_op = ctx_RGBAF_porter_duff_generic_normal;
+ break;
+ }
+ break;
+ default:
+ switch (gstate->source_fill.type)
+ {
+ case CTX_SOURCE_COLOR:
+ rasterizer->comp_op = ctx_RGBAF_porter_duff_color;
+ //rasterizer->fragment = NULL;
+ break;
+#if CTX_GRADIENTS
+ case CTX_SOURCE_LINEAR_GRADIENT:
+ rasterizer->comp_op = ctx_RGBAF_porter_duff_linear_gradient;
+ break;
+ case CTX_SOURCE_RADIAL_GRADIENT:
+ rasterizer->comp_op = ctx_RGBAF_porter_duff_radial_gradient;
+ break;
+#endif
+ case CTX_SOURCE_TEXTURE:
+ rasterizer->comp_op = ctx_RGBAF_porter_duff_image;
+ break;
+ default:
+ rasterizer->comp_op = ctx_RGBAF_porter_duff_generic;
+ break;
+ }
+ break;
+ }
+#endif
+}
+
+#endif
+#if CTX_ENABLE_GRAYAF
+
+#if CTX_GRADIENTS
+static void
+ctx_fragment_linear_gradient_GRAYAF (CtxRasterizer *rasterizer, float x, float y, void *out, int count,
float dx, float dy)
+{
+ float rgba[4];
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ for (int i = 0 ; i < count; i++)
+ {
+ float v = ( ( (g->linear_gradient.dx * x + g->linear_gradient.dy * y) /
+ g->linear_gradient.length) -
+ g->linear_gradient.start) * (g->linear_gradient.rdelta);
+ ctx_fragment_gradient_1d_RGBAF (rasterizer, v, 1.0, rgba);
+ ((float*)out)[0] = ctx_float_color_rgb_to_gray (rasterizer->state, rgba);
+ ((float*)out)[1] = rgba[3];
+ out = ((float*)(out)) + 2;
+ x += dx;
+ y += dy;
}
}
-void
-ctx_set_antialias (Ctx *ctx, CtxAntialias antialias)
+static void
+ctx_fragment_radial_gradient_GRAYAF (CtxRasterizer *rasterizer, float x, float y, void *out, int count,
float dx, float dy)
{
-#if CTX_EVENTS
- if (ctx_renderer_is_sdl (ctx) || ctx_renderer_is_fb (ctx))
+ float rgba[4];
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ for (int i = 0; i < count; i ++)
{
- CtxTiled *fb = (CtxTiled*)(ctx->renderer);
- fb->antialias = antialias;
- for (int i = 0; i < _ctx_max_threads; i++)
- {
- ctx_set_antialias (fb->host[i], antialias);
- }
- return;
+ float v = 0.0f;
+ if ((g->radial_gradient.r1-g->radial_gradient.r0) > 0.0f)
+ {
+ v = ctx_hypotf (g->radial_gradient.x0 - x, g->radial_gradient.y0 - y);
+ v = (v - g->radial_gradient.r0) / (g->radial_gradient.rdelta);
+ }
+ ctx_fragment_gradient_1d_RGBAF (rasterizer, v, 0.0, rgba);
+ ((float*)out)[0] = ctx_float_color_rgb_to_gray (rasterizer->state, rgba);
+ ((float*)out)[1] = rgba[3];
+ out = ((float*)(out)) + 2;
+ x += dx;
+ y += dy;
}
+}
#endif
- if (!_ctx_is_rasterizer (ctx)) return;
- ((CtxRasterizer*)(ctx->renderer))->aa =
- _ctx_antialias_to_aa (antialias);
-/* vertical level of supersampling at full/forced AA.
- *
- * 1 is none, 3 is fast 5 is good 15 or 17 is best for 8bit
- *
- * valid values: - for other values we do not add up to 255
- * 3 5 15 17 51
- *
- */
+static void
+ctx_fragment_color_GRAYAF (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float dx,
float dy)
+{
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ for (int i = 0; i < count; i++)
+ {
+ ctx_color_get_graya (rasterizer->state, &g->color, (float*)out);
+ out = ((float*)(out)) + 2;
+ x += dx;
+ y += dy;
+ }
}
-CtxRasterizer *
-ctx_rasterizer_init (CtxRasterizer *rasterizer, Ctx *ctx, Ctx *texture_source, CtxState *state, void *data,
int x, int y, int width, int height, int stride, CtxPixelFormat pixel_format, CtxAntialias antialias)
+static void ctx_fragment_image_GRAYAF (CtxRasterizer *rasterizer, float x, float y, void *out, int count,
float dx, float dy)
{
-#if CTX_ENABLE_CLIP
- if (rasterizer->clip_buffer)
- ctx_buffer_free (rasterizer->clip_buffer);
+ uint8_t rgba[4];
+ float rgbaf[4];
+ CtxGState *gstate = &rasterizer->state->gstate;
+ CtxBuffer *buffer = gstate->source_fill.texture.buffer;
+ switch (buffer->format->bpp)
+ {
+ case 1: ctx_fragment_image_gray1_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
+ case 24: ctx_fragment_image_rgb8_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
+ case 32: ctx_fragment_image_rgba8_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
+ default: ctx_fragment_image_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
+ }
+ for (int c = 0; c < 2 * count; c ++) {
+ rgbaf[c] = ctx_u8_to_float (rgba[c]);
+ ((float*)out)[0] = ctx_float_color_rgb_to_gray (rasterizer->state, rgbaf);
+ ((float*)out)[1] = rgbaf[3];
+ out = ((float*)out) + 2;
+ }
+}
+
+static CtxFragment ctx_rasterizer_get_fragment_GRAYAF (CtxRasterizer *rasterizer)
+{
+ CtxGState *gstate = &rasterizer->state->gstate;
+ switch (gstate->source_fill.type)
+ {
+ case CTX_SOURCE_TEXTURE: return ctx_fragment_image_GRAYAF;
+ case CTX_SOURCE_COLOR: return ctx_fragment_color_GRAYAF;
+#if CTX_GRADIENTS
+ case CTX_SOURCE_LINEAR_GRADIENT: return ctx_fragment_linear_gradient_GRAYAF;
+ case CTX_SOURCE_RADIAL_GRADIENT: return ctx_fragment_radial_gradient_GRAYAF;
#endif
- if (rasterizer->edge_list.size)
- ctx_drawlist_deinit (&rasterizer->edge_list);
+ }
+ return ctx_fragment_color_GRAYAF;
+}
- ctx_memset (rasterizer, 0, sizeof (CtxRasterizer) );
- rasterizer->vfuncs.process = ctx_rasterizer_process;
- rasterizer->vfuncs.free = (CtxDestroyNotify)ctx_rasterizer_deinit;
- rasterizer->edge_list.flags |= CTX_DRAWLIST_EDGE_LIST;
- rasterizer->state = state;
- rasterizer->ctx = ctx;
- rasterizer->texture_source = texture_source?texture_source:ctx;
- rasterizer->aa = _ctx_antialias_to_aa (antialias);
- ctx_state_init (rasterizer->state);
- rasterizer->buf = data;
- rasterizer->blit_x = x;
- rasterizer->blit_y = y;
- rasterizer->blit_width = width;
- rasterizer->blit_height = height;
- rasterizer->state->gstate.clip_min_x = x;
- rasterizer->state->gstate.clip_min_y = y;
- rasterizer->state->gstate.clip_max_x = x + width - 1;
- rasterizer->state->gstate.clip_max_y = y + height - 1;
- rasterizer->blit_stride = stride;
- rasterizer->scan_min = 5000;
- rasterizer->scan_max = -5000;
- rasterizer->format = ctx_pixel_format_info (pixel_format);
+ctx_float_porter_duff(GRAYAF, 2,color, rasterizer->fragment, rasterizer->state->gstate.blend_mode)
+ctx_float_porter_duff(GRAYAF, 2,generic, rasterizer->fragment, rasterizer->state->gstate.blend_mode)
- return rasterizer;
-}
+#if CTX_INLINED_NORMAL
+ctx_float_porter_duff(GRAYAF, 2,color_normal, rasterizer->fragment, CTX_BLEND_NORMAL)
+ctx_float_porter_duff(GRAYAF, 2,generic_normal, rasterizer->fragment, CTX_BLEND_NORMAL)
-Ctx *
-ctx_new_for_buffer (CtxBuffer *buffer)
+static void
+ctx_GRAYAF_copy_normal (CTX_COMPOSITE_ARGUMENTS)
{
- Ctx *ctx = ctx_new ();
- ctx_set_renderer (ctx,
- ctx_rasterizer_init ( (CtxRasterizer *) malloc (sizeof (CtxRasterizer) ),
- ctx, NULL, &ctx->state,
- buffer->data, 0, 0, buffer->width, buffer->height,
- buffer->stride, buffer->format->pixel_format,
- CTX_ANTIALIAS_DEFAULT));
- return ctx;
+ ctx_float_copy_normal (2, rasterizer, dst, src, x0, coverage, count);
}
-Ctx *
-ctx_new_for_framebuffer (void *data, int width, int height,
- int stride,
- CtxPixelFormat pixel_format)
+static void
+ctx_GRAYAF_clear_normal (CTX_COMPOSITE_ARGUMENTS)
{
- Ctx *ctx = ctx_new ();
- CtxRasterizer *r = ctx_rasterizer_init ( (CtxRasterizer *) ctx_calloc (sizeof (CtxRasterizer), 1),
- ctx, NULL, &ctx->state, data, 0, 0, width, height,
- stride, pixel_format, CTX_ANTIALIAS_DEFAULT);
- ctx_set_renderer (ctx, r);
- return ctx;
+ ctx_float_clear_normal (2, rasterizer, dst, src, x0, coverage, count);
}
-// ctx_new_for_stream (FILE *stream);
-
-#if 0
-CtxRasterizer *ctx_rasterizer_new (void *data, int x, int y, int width, int height,
- int stride, CtxPixelFormat pixel_format)
+static void
+ctx_GRAYAF_source_copy_normal_color (CTX_COMPOSITE_ARGUMENTS)
{
- CtxState *state = (CtxState *) malloc (sizeof (CtxState) );
- CtxRasterizer *rasterizer = (CtxRasterizer *) malloc (sizeof (CtxRenderer) );
- ctx_rasterizer_init (rasterizer, state, data, x, y, width, height,
- stride, pixel_format, CTX_ANTIALIAS_DEFAULT);
+ ctx_float_source_copy_normal_color (2, rasterizer, dst, rasterizer->color, x0, coverage, count);
}
#endif
-CtxPixelFormatInfo *ctx_pixel_formats = NULL;
-
-extern CtxPixelFormatInfo ctx_pixel_formats_default[];
-
-
-CtxPixelFormatInfo *
-ctx_pixel_format_info (CtxPixelFormat format)
+static void
+ctx_setup_GRAYAF (CtxRasterizer *rasterizer)
{
- if (!ctx_pixel_formats)
+ CtxGState *gstate = &rasterizer->state->gstate;
+ int components = 2;
+ rasterizer->fragment = ctx_rasterizer_get_fragment_GRAYAF (rasterizer);
+ if (gstate->source_fill.type == CTX_SOURCE_COLOR)
+ {
+ rasterizer->comp_op = ctx_GRAYAF_porter_duff_color;
+ // rasterizer->fragment = NULL;
+ ctx_color_get_rgba (rasterizer->state, &gstate->source_fill.color, (float*)rasterizer->color);
+ if (gstate->global_alpha_u8 != 255)
+ for (int c = 0; c < components; c ++)
+ ((float*)rasterizer->color)[c] *= gstate->global_alpha_f;
+ }
+ else
{
- ctx_pixel_formats = ctx_pixel_formats_default;
-
+ rasterizer->comp_op = ctx_GRAYAF_porter_duff_generic;
}
- for (unsigned int i = 0; ctx_pixel_formats[i].pixel_format; i++)
+#if CTX_INLINED_NORMAL
+ if (gstate->compositing_mode == CTX_COMPOSITE_CLEAR)
+ rasterizer->comp_op = ctx_GRAYAF_clear_normal;
+ else
+ switch (gstate->blend_mode)
{
- if (ctx_pixel_formats[i].pixel_format == format)
+ case CTX_BLEND_NORMAL:
+ if (gstate->compositing_mode == CTX_COMPOSITE_COPY)
{
- return &ctx_pixel_formats[i];
+ rasterizer->comp_op = ctx_GRAYAF_copy_normal;
+ }
+ else if (gstate->global_alpha_u8 == 0)
+ rasterizer->comp_op = ctx_RGBA8_nop;
+ else
+ switch (gstate->source_fill.type)
+ {
+ case CTX_SOURCE_COLOR:
+ if (gstate->compositing_mode == CTX_COMPOSITE_SOURCE_OVER)
+ {
+ if (((float*)rasterizer->color)[components-1] == 0.0f)
+ rasterizer->comp_op = ctx_RGBA8_nop;
+#if 1
+ else //if (((float*)rasterizer->color)[components-1] == 0.0f)
+ rasterizer->comp_op = ctx_GRAYAF_source_copy_normal_color;
+#endif
+ //else
+ // rasterizer->comp_op = ctx_GRAYAF_porter_duff_color_normal;
+// rasterizer->fragment = NULL;
+ }
+ else
+ {
+ rasterizer->comp_op = ctx_GRAYAF_porter_duff_color_normal;
+// rasterizer->fragment = NULL;
+ }
+ break;
+ default:
+ rasterizer->comp_op = ctx_GRAYAF_porter_duff_generic_normal;
+ break;
+ }
+ break;
+ default:
+ switch (gstate->source_fill.type)
+ {
+ case CTX_SOURCE_COLOR:
+ rasterizer->comp_op = ctx_GRAYAF_porter_duff_color;
+// rasterizer->fragment = NULL;
+ break;
+ default:
+ rasterizer->comp_op = ctx_GRAYAF_porter_duff_generic;
+ break;
}
+ break;
}
- return NULL;
+#endif
}
-#else
-CtxPixelFormatInfo *
-ctx_pixel_format_info (CtxPixelFormat format)
+#endif
+#if CTX_ENABLE_GRAYF
+
+static void
+ctx_composite_GRAYF (CTX_COMPOSITE_ARGUMENTS)
{
- return NULL;
+ float *dstf = (float*)dst;
+
+ float temp[count*2];
+ for (int i = 0; i < count; i++)
+ {
+ temp[i*2] = dstf[i];
+ temp[i*2+1] = 1.0f;
+ }
+ rasterizer->comp_op (rasterizer, (uint8_t*)temp, rasterizer->color, x0, coverage, count);
+ for (int i = 0; i < count; i++)
+ {
+ dstf[i] = temp[i*2];
+ }
}
+
#endif
+#if CTX_ENABLE_BGRA8
-void
-ctx_current_point (Ctx *ctx, float *x, float *y)
+inline static void
+ctx_swap_red_green (uint8_t *rgba)
{
- if (!ctx)
- {
- if (x) { *x = 0.0f; }
- if (y) { *y = 0.0f; }
- }
-#if CTX_RASTERIZER
- if (ctx->renderer)
+ uint32_t *buf = (uint32_t *) rgba;
+ uint32_t orig = *buf;
+ uint32_t green_alpha = (orig & 0xff00ff00);
+ uint32_t red_blue = (orig & 0x00ff00ff);
+ uint32_t red = red_blue << 16;
+ uint32_t blue = red_blue >> 16;
+ *buf = green_alpha | red | blue;
+}
+
+static void
+ctx_BGRA8_to_RGBA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+{
+ uint32_t *srci = (uint32_t *) buf;
+ uint32_t *dsti = (uint32_t *) rgba;
+ while (count--)
{
- if (x) { *x = ( (CtxRasterizer *) (ctx->renderer) )->x; }
- if (y) { *y = ( (CtxRasterizer *) (ctx->renderer) )->y; }
- return;
+ uint32_t val = *srci++;
+ ctx_swap_red_green ( (uint8_t *) &val);
+ *dsti++ = val;
}
-#endif
- if (x) { *x = ctx->state.x; }
- if (y) { *y = ctx->state.y; }
}
-float ctx_x (Ctx *ctx)
+static void
+ctx_RGBA8_to_BGRA8 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
{
- float x = 0, y = 0;
- ctx_current_point (ctx, &x, &y);
- return x;
+ ctx_BGRA8_to_RGBA8 (rasterizer, x, rgba, (uint8_t *) buf, count);
}
-float ctx_y (Ctx *ctx)
+static void
+ctx_composite_BGRA8 (CTX_COMPOSITE_ARGUMENTS)
{
- float x = 0, y = 0;
- ctx_current_point (ctx, &x, &y);
- return y;
+ // for better performance, this could be done without a pre/post conversion,
+ // by swapping R and B of source instead... as long as it is a color instead
+ // of gradient or image
+ //
+ //
+ uint8_t pixels[count * 4];
+ ctx_BGRA8_to_RGBA8 (rasterizer, x0, dst, &pixels[0], count);
+ rasterizer->comp_op (rasterizer, &pixels[0], rasterizer->color, x0, coverage, count);
+ ctx_BGRA8_to_RGBA8 (rasterizer, x0, &pixels[0], dst, count);
}
-void
-ctx_process (Ctx *ctx, CtxEntry *entry)
+
+#endif
+#if CTX_ENABLE_CMYKAF
+
+static void
+ctx_fragment_other_CMYKAF (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float dx,
float dy)
{
-#if CTX_CURRENT_PATH
- switch (entry->code)
+ float *cmyka = (float*)out;
+ float _rgba[4 * count];
+ float *rgba = &_rgba[0];
+ CtxGState *gstate = &rasterizer->state->gstate;
+ switch (gstate->source_fill.type)
{
- case CTX_TEXT:
- case CTX_STROKE_TEXT:
- case CTX_BEGIN_PATH:
- ctx->current_path.count = 0;
+ case CTX_SOURCE_TEXTURE:
+ ctx_fragment_image_RGBAF (rasterizer, x, y, rgba, count, dx, dy);
break;
- case CTX_CLIP:
- case CTX_FILL:
- case CTX_STROKE:
- // XXX unless preserve
- ctx->current_path.count = 0;
+ case CTX_SOURCE_COLOR:
+ ctx_fragment_color_RGBAF (rasterizer, x, y, rgba, count, dx, dy);
break;
- case CTX_CLOSE_PATH:
- case CTX_LINE_TO:
- case CTX_MOVE_TO:
- case CTX_QUAD_TO:
- case CTX_SMOOTH_TO:
- case CTX_SMOOTHQ_TO:
- case CTX_REL_QUAD_TO:
- case CTX_REL_SMOOTH_TO:
- case CTX_REL_SMOOTHQ_TO:
- case CTX_CURVE_TO:
- case CTX_REL_CURVE_TO:
- case CTX_ARC:
- case CTX_ARC_TO:
- case CTX_REL_ARC_TO:
- case CTX_RECTANGLE:
- case CTX_ROUND_RECTANGLE:
- ctx_drawlist_add_entry (&ctx->current_path, entry);
+#if CTX_GRADIENTS
+ case CTX_SOURCE_LINEAR_GRADIENT:
+ ctx_fragment_linear_gradient_RGBAF (rasterizer, x, y, rgba, count, dx, dy);
break;
- default:
+ case CTX_SOURCE_RADIAL_GRADIENT:
+ ctx_fragment_radial_gradient_RGBAF (rasterizer, x, y, rgba, count, dx, dy);
break;
- }
#endif
- if (ctx->renderer && ctx->renderer->process)
- {
- ctx->renderer->process (ctx->renderer, (CtxCommand *) entry);
+ default:
+ rgba[0]=rgba[1]=rgba[2]=rgba[3]=0.0f;
+ break;
}
- else
+ for (int i = 0; i < count; i++)
+ {
+ cmyka[4]=rgba[3];
+ ctx_rgb_to_cmyk (rgba[0], rgba[1], rgba[2], &cmyka[0], &cmyka[1], &cmyka[2], &cmyka[3]);
+ cmyka += 5;
+ rgba += 4;
+ }
+}
+
+static void
+ctx_fragment_color_CMYKAF (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float dx,
float dy)
+{
+ CtxGState *gstate = &rasterizer->state->gstate;
+ float *cmyka = (float*)out;
+ float cmyka_in[5];
+ ctx_color_get_cmyka (rasterizer->state, &gstate->source_fill.color, cmyka_in);
+ for (int i = 0; i < count; i++)
+ {
+ for (int c = 0; c < 4; c ++)
{
- /* these functions might alter the code and coordinates of
- command that in the end gets added to the drawlist
- */
- ctx_interpret_style (&ctx->state, entry, ctx);
- ctx_interpret_transforms (&ctx->state, entry, ctx);
- ctx_interpret_pos (&ctx->state, entry, ctx);
- ctx_drawlist_add_entry (&ctx->drawlist, entry);
+ cmyka[c] = (1.0f - cmyka_in[c]);
}
+ cmyka[4] = cmyka_in[4];
+ cmyka += 5;
+ }
}
-
-int ctx_gradient_cache_valid = 0;
-
-void
-ctx_state_gradient_clear_stops (CtxState *state)
+static CtxFragment ctx_rasterizer_get_fragment_CMYKAF (CtxRasterizer *rasterizer)
{
-//#if CTX_GRADIENT_CACHE
-// ctx_gradient_cache_reset ();
-//#endif
- ctx_gradient_cache_valid = 0;
- state->gradient.n_stops = 0;
+ CtxGState *gstate = &rasterizer->state->gstate;
+ switch (gstate->source_fill.type)
+ {
+ case CTX_SOURCE_COLOR:
+ return ctx_fragment_color_CMYKAF;
+ }
+ return ctx_fragment_other_CMYKAF;
}
-uint8_t ctx_gradient_cache_u8[CTX_GRADIENT_CACHE_ELEMENTS][4];
-uint8_t ctx_gradient_cache_u8_a[CTX_GRADIENT_CACHE_ELEMENTS][4];
+ctx_float_porter_duff (CMYKAF, 5,color, rasterizer->fragment, rasterizer->state->gstate.blend_mode)
+ctx_float_porter_duff (CMYKAF, 5,generic, rasterizer->fragment, rasterizer->state->gstate.blend_mode)
-/**** end of engine ****/
+#if CTX_INLINED_NORMAL
+ctx_float_porter_duff (CMYKAF, 5,color_normal, rasterizer->fragment, CTX_BLEND_NORMAL)
+ctx_float_porter_duff (CMYKAF, 5,generic_normal, rasterizer->fragment, CTX_BLEND_NORMAL)
-CtxBuffer *ctx_buffer_new_bare (void)
+static void
+ctx_CMYKAF_copy_normal (CTX_COMPOSITE_ARGUMENTS)
{
- CtxBuffer *buffer = (CtxBuffer *) ctx_calloc (sizeof (CtxBuffer), 1);
- return buffer;
+ ctx_float_copy_normal (5, rasterizer, dst, src, x0, coverage, count);
}
-void ctx_buffer_set_data (CtxBuffer *buffer,
- void *data, int width, int height,
- int stride,
- CtxPixelFormat pixel_format,
- void (*freefunc) (void *pixels, void *user_data),
- void *user_data)
-{
- if (buffer->free_func)
- { buffer->free_func (buffer->data, buffer->user_data); }
- if (stride <= 0)
- stride = ctx_pixel_format_get_stride (pixel_format, width);
- buffer->data = data;
- buffer->width = width;
- buffer->height = height;
- buffer->stride = stride;
- buffer->format = ctx_pixel_format_info (pixel_format);
- buffer->free_func = freefunc;
- buffer->user_data = user_data;
-}
-
-CtxBuffer *ctx_buffer_new_for_data (void *data, int width, int height,
- int stride,
- CtxPixelFormat pixel_format,
- void (*freefunc) (void *pixels, void *user_data),
- void *user_data)
-{
- CtxBuffer *buffer = ctx_buffer_new_bare ();
- ctx_buffer_set_data (buffer, data, width, height, stride, pixel_format,
- freefunc, user_data);
- return buffer;
-}
-
-void ctx_buffer_pixels_free (void *pixels, void *userdata)
+static void
+ctx_CMYKAF_clear_normal (CTX_COMPOSITE_ARGUMENTS)
{
- free (pixels);
+ ctx_float_clear_normal (5, rasterizer, dst, src, x0, coverage, count);
}
-CtxBuffer *ctx_buffer_new (int width, int height,
- CtxPixelFormat pixel_format)
+static void
+ctx_CMYKAF_source_copy_normal_color (CTX_COMPOSITE_ARGUMENTS)
{
- //CtxPixelFormatInfo *info = ctx_pixel_format_info (pixel_format);
- CtxBuffer *buffer = ctx_buffer_new_bare ();
- int stride = ctx_pixel_format_get_stride (pixel_format, width);
- uint8_t *pixels = (uint8_t*)ctx_calloc (stride, height + 1);
-
- ctx_buffer_set_data (buffer, pixels, width, height, stride, pixel_format,
- ctx_buffer_pixels_free, NULL);
- return buffer;
+ ctx_float_source_copy_normal_color (5, rasterizer, dst, rasterizer->color, x0, coverage, count);
}
+#endif
-void ctx_buffer_deinit (CtxBuffer *buffer)
+static void
+ctx_setup_CMYKAF (CtxRasterizer *rasterizer)
{
- if (buffer->free_func)
- buffer->free_func (buffer->data, buffer->user_data);
- if (buffer->eid)
+ CtxGState *gstate = &rasterizer->state->gstate;
+ int components = 5;
+ rasterizer->fragment = ctx_rasterizer_get_fragment_CMYKAF (rasterizer);
+ if (gstate->source_fill.type == CTX_SOURCE_COLOR)
+ {
+ rasterizer->comp_op = ctx_CMYKAF_porter_duff_color;
+ rasterizer->comp_op = ctx_CMYKAF_porter_duff_generic;
+ // rasterizer->fragment = NULL;
+ ctx_color_get_cmyka (rasterizer->state, &gstate->source_fill.color, (float*)rasterizer->color);
+ if (gstate->global_alpha_u8 != 255)
+ ((float*)rasterizer->color)[components-1] *= gstate->global_alpha_f;
+ }
+ else
{
- free (buffer->eid);
+ rasterizer->comp_op = ctx_CMYKAF_porter_duff_generic;
}
- buffer->eid = NULL;
- buffer->data = NULL;
- buffer->free_func = NULL;
- buffer->user_data = NULL;
- if (buffer->color_managed)
- {
- if (buffer->color_managed != buffer)
+
+#if CTX_INLINED_NORMAL
+ if (gstate->compositing_mode == CTX_COMPOSITE_CLEAR)
+ rasterizer->comp_op = ctx_CMYKAF_clear_normal;
+#if 1
+ else
+ switch (gstate->blend_mode)
{
- ctx_buffer_free (buffer->color_managed);
+ case CTX_BLEND_NORMAL:
+ if (gstate->compositing_mode == CTX_COMPOSITE_COPY)
+ {
+ rasterizer->comp_op = ctx_CMYKAF_copy_normal;
+ }
+ else if (gstate->global_alpha_u8 == 0)
+ rasterizer->comp_op = ctx_RGBA8_nop;
+ else
+ switch (gstate->source_fill.type)
+ {
+ case CTX_SOURCE_COLOR:
+ if (gstate->compositing_mode == CTX_COMPOSITE_SOURCE_OVER)
+ {
+ if (((float*)rasterizer->color)[components-1] == 0.0f)
+ rasterizer->comp_op = ctx_RGBA8_nop;
+#if 1
+ else //if (((float*)rasterizer->color)[components-1] == 1.0f)
+ rasterizer->comp_op = ctx_CMYKAF_source_copy_normal_color;
+ // else
+ // rasterizer->comp_op = ctx_CMYKAF_porter_duff_color_normal;
+ rasterizer->fragment = NULL;
+#endif
+ }
+ else
+ {
+ rasterizer->comp_op = ctx_CMYKAF_porter_duff_color_normal;
+ // rasterizer->fragment = NULL;
+ }
+ break;
+ default:
+ rasterizer->comp_op = ctx_CMYKAF_porter_duff_generic_normal;
+ break;
+ }
+ break;
+ default:
+ switch (gstate->source_fill.type)
+ {
+ case CTX_SOURCE_COLOR:
+ rasterizer->comp_op = ctx_CMYKAF_porter_duff_color;
+ // rasterizer->fragment = NULL;
+ break;
+ default:
+ rasterizer->comp_op = ctx_CMYKAF_porter_duff_generic;
+ break;
+ }
+ break;
}
- buffer->color_managed = NULL;
- }
+#endif
+#endif
}
-void ctx_buffer_free (CtxBuffer *buffer)
-{
- ctx_buffer_deinit (buffer);
- free (buffer);
-}
+#endif
+#if CTX_ENABLE_CMYKA8
-static int
-ctx_texture_check_eid (Ctx *ctx, const char *eid, int *tw, int *th)
+static void
+ctx_CMYKA8_to_CMYKAF (CtxRasterizer *rasterizer, uint8_t *src, float *dst, int count)
{
- for (int i = 0; i < CTX_MAX_TEXTURES; i++)
- {
- if (ctx->texture[i].data &&
- ctx->texture[i].eid &&
- !strcmp (ctx->texture[i].eid, eid))
+ for (int i = 0; i < count; i ++)
{
- if (tw) *tw = ctx->texture[i].width;
- if (th) *th = ctx->texture[i].height;
- ctx->texture[i].frame = ctx->texture_cache->frame;
- return i;
+ for (int c = 0; c < 4; c ++)
+ { dst[c] = ctx_u8_to_float ( (255-src[c]) ); }
+ dst[4] = ctx_u8_to_float (src[4]);
+ for (int c = 0; c < 4; c++)
+ { dst[c] *= dst[4]; }
+ src += 5;
+ dst += 5;
}
- }
- return -1;
}
-
-const char* ctx_texture_init (Ctx *ctx,
- const char *eid,
- int width,
- int height,
- int stride,
- CtxPixelFormat format,
- void *space,
- uint8_t *pixels,
- void (*freefunc) (void *pixels, void *user_data),
- void *user_data)
+static void
+ctx_CMYKAF_to_CMYKA8 (CtxRasterizer *rasterizer, float *src, uint8_t *dst, int count)
{
- int id = 0;
- if (eid)
- {
- for (int i = 0; i < CTX_MAX_TEXTURES; i++)
+ for (int i = 0; i < count; i ++)
{
- if (ctx->texture[i].data &&
- ctx->texture[i].eid &&
- !strcmp (ctx->texture[i].eid, eid))
+ int a = ctx_float_to_u8 (src[4]);
+ if (a != 0 && a != 255)
{
- ctx->texture[i].frame = ctx->texture_cache->frame;
- if (freefunc && user_data != (void*)23)
- freefunc (pixels, user_data);
- return ctx->texture[i].eid;
+ float recip = 1.0f/src[4];
+ for (int c = 0; c < 4; c++)
+ {
+ dst[c] = ctx_float_to_u8 (1.0f - src[c] * recip);
+ }
}
- if (ctx->texture[i].data == NULL
- || (ctx->texture_cache->frame - ctx->texture[i].frame >= 2))
- id = i;
- }
- } else
- {
- for (int i = 0; i < CTX_MAX_TEXTURES; i++)
- {
- if (ctx->texture[i].data == NULL
- || (ctx->texture_cache->frame - ctx->texture[i].frame > 2))
- id = i;
- }
- }
- //int bpp = ctx_pixel_format_bits_per_pixel (format);
- ctx_buffer_deinit (&ctx->texture[id]);
+ else
+ {
+ for (int c = 0; c < 4; c++)
+ dst[c] = 255 - ctx_float_to_u8 (src[c]);
+ }
+ dst[4]=a;
- if (stride<=0)
- {
- stride = ctx_pixel_format_get_stride ((CtxPixelFormat)format, width);
- }
+ src += 5;
+ dst += 5;
+ }
+}
- if (freefunc == ctx_buffer_pixels_free && user_data == (void*)23)
- {
- uint8_t *tmp = (uint8_t*)malloc (height * stride);
- memcpy (tmp, pixels, height * stride);
- pixels = tmp;
- }
+static void
+ctx_composite_CMYKA8 (CTX_COMPOSITE_ARGUMENTS)
+{
+ float pixels[count * 5];
+ ctx_CMYKA8_to_CMYKAF (rasterizer, dst, &pixels[0], count);
+ rasterizer->comp_op (rasterizer, (uint8_t *) &pixels[0], rasterizer->color, x0, coverage, count);
+ ctx_CMYKAF_to_CMYKA8 (rasterizer, &pixels[0], dst, count);
+}
- ctx_buffer_set_data (&ctx->texture[id],
- pixels, width, height,
- stride, format,
- freefunc, user_data);
-#if CTX_ENABLE_CM
- ctx->texture[id].space = space;
#endif
- ctx->texture[id].frame = ctx->texture_cache->frame;
- if (eid)
- {
- /* we got an eid, this is the fast path */
- ctx->texture[id].eid = strdup (eid);
- }
- else
- {
- uint8_t hash[20];
- char ascii[41];
+#if CTX_ENABLE_CMYK8
- CtxSHA1 *sha1 = ctx_sha1_new ();
- ctx_sha1_process (sha1, pixels, stride * height);
- ctx_sha1_done (sha1, hash);
- ctx_sha1_free (sha1);
- const char *hex="0123456789abcdef";
- for (int i = 0; i < 20; i ++)
+static void
+ctx_CMYK8_to_CMYKAF (CtxRasterizer *rasterizer, uint8_t *src, float *dst, int count)
+{
+ for (int i = 0; i < count; i ++)
{
- ascii[i*2]=hex[hash[i]/16];
- ascii[i*2+1]=hex[hash[i]%16];
+ dst[0] = ctx_u8_to_float (255-src[0]);
+ dst[1] = ctx_u8_to_float (255-src[1]);
+ dst[2] = ctx_u8_to_float (255-src[2]);
+ dst[3] = ctx_u8_to_float (255-src[3]);
+ dst[4] = 1.0f;
+ src += 4;
+ dst += 5;
}
- ascii[40]=0;
- ctx->texture[id].eid = strdup (ascii);
- }
- return ctx->texture[id].eid;
}
-
-void
-_ctx_texture_prepare_color_management (CtxRasterizer *rasterizer,
- CtxBuffer *buffer)
+static void
+ctx_CMYKAF_to_CMYK8 (CtxRasterizer *rasterizer, float *src, uint8_t *dst, int count)
{
- switch (buffer->format->pixel_format)
- {
-#ifndef NO_BABL
-#if CTX_BABL
- case CTX_FORMAT_RGBA8:
+ for (int i = 0; i < count; i ++)
+ {
+ float c = src[0];
+ float m = src[1];
+ float y = src[2];
+ float k = src[3];
+ float a = src[4];
+ if (a != 0.0f && a != 1.0f)
{
- buffer->color_managed = ctx_buffer_new (buffer->width, buffer->height,
- CTX_FORMAT_RGBA8);
- babl_process (
- babl_fish (babl_format_with_space ("R'G'B'A u8", buffer->space),
- babl_format_with_space ("R'G'B'A u8", rasterizer->state->gstate.device_space)),
- buffer->data, buffer->color_managed->data,
- buffer->width * buffer->height
- );
- }
- break;
- case CTX_FORMAT_RGB8:
- {
- buffer->color_managed = ctx_buffer_new (buffer->width, buffer->height,
- CTX_FORMAT_RGB8);
- babl_process (
- babl_fish (babl_format_with_space ("R'G'B' u8", buffer->space),
- babl_format_with_space ("R'G'B' u8", rasterizer->state->gstate.device_space)),
- buffer->data, buffer->color_managed->data,
- buffer->width * buffer->height
- );
- }
- break;
-#endif
-#endif
- default:
- buffer->color_managed = buffer;
- }
+ float recip = 1.0f/a;
+ c *= recip;
+ m *= recip;
+ y *= recip;
+ k *= recip;
+ }
+ c = 1.0 - c;
+ m = 1.0 - m;
+ y = 1.0 - y;
+ k = 1.0 - k;
+ dst[0] = ctx_float_to_u8 (c);
+ dst[1] = ctx_float_to_u8 (m);
+ dst[2] = ctx_float_to_u8 (y);
+ dst[3] = ctx_float_to_u8 (k);
+ src += 5;
+ dst += 4;
+ }
}
-
-
-int ctx_utf8_len (const unsigned char first_byte)
+static void
+ctx_composite_CMYK8 (CTX_COMPOSITE_ARGUMENTS)
{
- if ( (first_byte & 0x80) == 0)
- { return 1; } /* ASCII */
- else if ( (first_byte & 0xE0) == 0xC0)
- { return 2; }
- else if ( (first_byte & 0xF0) == 0xE0)
- { return 3; }
- else if ( (first_byte & 0xF8) == 0xF0)
- { return 4; }
- return 1;
+ float pixels[count * 5];
+ ctx_CMYK8_to_CMYKAF (rasterizer, dst, &pixels[0], count);
+ rasterizer->comp_op (rasterizer, (uint8_t *) &pixels[0], src, x0, coverage, count);
+ ctx_CMYKAF_to_CMYK8 (rasterizer, &pixels[0], dst, count);
}
+#endif
+#if CTX_ENABLE_RGB8
-const char *ctx_utf8_skip (const char *s, int utf8_length)
+inline static void
+ctx_RGB8_to_RGBA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
{
- int count;
- if (!s)
- { return NULL; }
- for (count = 0; *s; s++)
+ const uint8_t *pixel = (const uint8_t *) buf;
+ while (count--)
{
- if ( (*s & 0xC0) != 0x80)
- { count++; }
- if (count == utf8_length + 1)
- { return s; }
+ rgba[0] = pixel[0];
+ rgba[1] = pixel[1];
+ rgba[2] = pixel[2];
+ rgba[3] = 255;
+ pixel+=3;
+ rgba +=4;
}
- return s;
}
-// XXX : unused
-int ctx_utf8_strlen (const char *s)
+inline static void
+ctx_RGBA8_to_RGB8 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
{
- int count;
- if (!s)
- { return 0; }
- for (count = 0; *s; s++)
- if ( (*s & 0xC0) != 0x80)
- { count++; }
- return count;
+ uint8_t *pixel = (uint8_t *) buf;
+ while (count--)
+ {
+ pixel[0] = rgba[0];
+ pixel[1] = rgba[1];
+ pixel[2] = rgba[2];
+ pixel+=3;
+ rgba +=4;
+ }
}
-int
-ctx_unichar_to_utf8 (uint32_t ch,
- uint8_t *dest)
+#endif
+#if CTX_ENABLE_GRAY1
+
+#if CTX_NATIVE_GRAYA8
+inline static void
+ctx_GRAY1_to_GRAYA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
{
- /* http://www.cprogramming.com/tutorial/utf8.c */
- /* Basic UTF-8 manipulation routines
- by Jeff Bezanson
- placed in the public domain Fall 2005 ... */
- if (ch < 0x80)
- {
- dest[0] = (char) ch;
- return 1;
- }
- if (ch < 0x800)
- {
- dest[0] = (ch>>6) | 0xC0;
- dest[1] = (ch & 0x3F) | 0x80;
- return 2;
- }
- if (ch < 0x10000)
- {
- dest[0] = (ch>>12) | 0xE0;
- dest[1] = ( (ch>>6) & 0x3F) | 0x80;
- dest[2] = (ch & 0x3F) | 0x80;
- return 3;
- }
- if (ch < 0x110000)
+ const uint8_t *pixel = (uint8_t *) buf;
+ while (count--)
{
- dest[0] = (ch>>18) | 0xF0;
- dest[1] = ( (ch>>12) & 0x3F) | 0x80;
- dest[2] = ( (ch>>6) & 0x3F) | 0x80;
- dest[3] = (ch & 0x3F) | 0x80;
- return 4;
+ rgba[0] = 255 * (*pixel & (1<< (x&7) ) );
+ rgba[1] = 255;
+ pixel+= ( (x&7) ==7);
+ x++;
+ rgba +=2;
}
- return 0;
}
-uint32_t
-ctx_utf8_to_unichar (const char *input)
+inline static void
+ctx_GRAYA8_to_GRAY1 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
{
- const uint8_t *utf8 = (const uint8_t *) input;
- uint8_t c = utf8[0];
- if ( (c & 0x80) == 0)
- { return c; }
- else if ( (c & 0xE0) == 0xC0)
- return ( (utf8[0] & 0x1F) << 6) |
- (utf8[1] & 0x3F);
- else if ( (c & 0xF0) == 0xE0)
- return ( (utf8[0] & 0xF) << 12) |
- ( (utf8[1] & 0x3F) << 6) |
- (utf8[2] & 0x3F);
- else if ( (c & 0xF8) == 0xF0)
- return ( (utf8[0] & 0x7) << 18) |
- ( (utf8[1] & 0x3F) << 12) |
- ( (utf8[2] & 0x3F) << 6) |
- (utf8[3] & 0x3F);
- else if ( (c & 0xFC) == 0xF8)
- return ( (utf8[0] & 0x3) << 24) |
- ( (utf8[1] & 0x3F) << 18) |
- ( (utf8[2] & 0x3F) << 12) |
- ( (utf8[3] & 0x3F) << 6) |
- (utf8[4] & 0x3F);
- else if ( (c & 0xFE) == 0xFC)
- return ( (utf8[0] & 0x1) << 30) |
- ( (utf8[1] & 0x3F) << 24) |
- ( (utf8[2] & 0x3F) << 18) |
- ( (utf8[3] & 0x3F) << 12) |
- ( (utf8[4] & 0x3F) << 6) |
- (utf8[5] & 0x3F);
- return 0;
+ uint8_t *pixel = (uint8_t *) buf;
+ *pixel = 0;
+ while (count--)
+ {
+ int gray = rgba[0];
+ //gray += ctx_dither_mask_a (x, rasterizer->scanline/aa, 0, 127);
+ if (gray >= 127)
+ {
+ *pixel = *pixel | ((1<< (x&7) ) * (gray >= 127));
+ }
+#if 0
+ else
+ {
+ *pixel = *pixel & (~ (1<< (x&7) ) );
+ }
+#endif
+ if ( (x&7) ==7)
+ { pixel+=1;
+ if(count>0)*pixel = 0;
+ }
+ x++;
+ rgba +=2;
+ }
}
-#if CTX_RASTERIZER
-
-
+#else
-static int
-ctx_rect_intersect (const CtxIntRectangle *a, const CtxIntRectangle *b)
+inline static void
+ctx_GRAY1_to_RGBA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
{
- if (a->x >= b->x + b->width ||
- b->x >= a->x + a->width ||
- a->y >= b->y + b->height ||
- b->y >= a->y + a->height) return 0;
-
- return 1;
+ const uint8_t *pixel = (uint8_t *) buf;
+ while (count--)
+ {
+ *((uint32_t*)(rgba))=0xff000000 + 0x00ffffff * ((*pixel & (1<< (x&7) ) )!=0);
+ pixel+= ( (x&7) ==7);
+ x++;
+ rgba +=4;
+ }
}
-static void
-_ctx_add_hash (CtxHasher *hasher, CtxIntRectangle *shape_rect, char *hash)
+inline static void
+ctx_RGBA8_to_GRAY1 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
{
- CtxIntRectangle rect = {0,0, hasher->rasterizer.blit_width/hasher->cols,
- hasher->rasterizer.blit_height/hasher->rows};
- int hno = 0;
- for (int row = 0; row < hasher->rows; row++)
- for (int col = 0; col < hasher->cols; col++, hno++)
- {
- rect.x = col * rect.width;
- rect.y = row * rect.height;
- if (ctx_rect_intersect (shape_rect, &rect))
- {
- int temp = hasher->hashes[(row * hasher->cols + col) *20 + 0];
- for (int i = 0; i <19;i++)
- hasher->hashes[(row * hasher->cols + col) *20 + i] =
- hasher->hashes[(row * hasher->cols + col) *20 + i+1]^
- hash[i];
- hasher->hashes[(row * hasher->cols + col) *20 + 19] =
- temp ^ hash[19];
- }
+ uint8_t *pixel = (uint8_t *) buf;
+ *pixel = 0;
+ while (count--)
+ {
+ int gray = ctx_u8_color_rgb_to_gray (rasterizer->state, rgba);
+ //gray += ctx_dither_mask_a (x, rasterizer->scanline/aa, 0, 127);
+ if (gray <= 127)
+ {
+ //*pixel = *pixel & (~ (1<< (x&7) ) );
+ }
+ else
+ {
+ *pixel = *pixel | (1<< (x&7) );
+ }
+ if ( (x&7) ==7)
+ { pixel+=1;
+ if(count>0)*pixel = 0;
+ }
+ x++;
+ rgba +=4;
}
}
+#endif
+#endif
+#if CTX_ENABLE_GRAY2
-static void
-ctx_hasher_process (void *user_data, CtxCommand *command)
+#if CTX_NATIVE_GRAYA8
+inline static void
+ctx_GRAY2_to_GRAYA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
{
- CtxEntry *entry = &command->entry;
- CtxRasterizer *rasterizer = (CtxRasterizer *) user_data;
- CtxHasher *hasher = (CtxHasher*) user_data;
- CtxState *state = rasterizer->state;
- CtxCommand *c = (CtxCommand *) entry;
- int aa = 15;//rasterizer->aa;
+ const uint8_t *pixel = (uint8_t *) buf;
+ while (count--)
+ {
+ int val = (*pixel & (3 << ( (x & 3) <<1) ) ) >> ( (x&3) <<1);
+ val <<= 6;
+ rgba[0] = val;
+ rgba[1] = 255;
+ if ( (x&3) ==3)
+ { pixel+=1; }
+ x++;
+ rgba +=2;
+ }
+}
- ctx_interpret_pos_bare (rasterizer->state, entry, NULL);
- ctx_interpret_style (rasterizer->state, entry, NULL);
+inline static void
+ctx_GRAYA8_to_GRAY2 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+{
+ uint8_t *pixel = (uint8_t *) buf;
+ while (count--)
+ {
+ int val = rgba[0];
+ val >>= 6;
+ *pixel = *pixel & (~ (3 << ( (x&3) <<1) ) );
+ *pixel = *pixel | ( (val << ( (x&3) <<1) ) );
+ if ( (x&3) ==3)
+ { pixel+=1; }
+ x++;
+ rgba +=2;
+ }
+}
+#else
- switch (c->code)
+inline static void
+ctx_GRAY2_to_RGBA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+{
+ const uint8_t *pixel = (uint8_t *) buf;
+ while (count--)
{
- case CTX_TEXT:
- {
- CtxSHA1 sha1;
- memcpy (&sha1, &hasher->sha1_fill, sizeof (CtxSHA1));
- char ctx_sha1_hash[20];
- float width = ctx_text_width (rasterizer->ctx, ctx_arg_string());
+ int val = (*pixel & (3 << ( (x & 3) <<1) ) ) >> ( (x&3) <<1);
+ val <<= 6;
+ rgba[0] = val;
+ rgba[1] = val;
+ rgba[2] = val;
+ rgba[3] = 255;
+ if ( (x&3) ==3)
+ { pixel+=1; }
+ x++;
+ rgba +=4;
+ }
+}
+inline static void
+ctx_RGBA8_to_GRAY2 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+{
+ uint8_t *pixel = (uint8_t *) buf;
+ while (count--)
+ {
+ int val = ctx_u8_color_rgb_to_gray (rasterizer->state, rgba);
+ val >>= 6;
+ *pixel = *pixel & (~ (3 << ( (x&3) <<1) ) );
+ *pixel = *pixel | ( (val << ( (x&3) <<1) ) );
+ if ( (x&3) ==3)
+ { pixel+=1; }
+ x++;
+ rgba +=4;
+ }
+}
+#endif
- float height = ctx_get_font_size (rasterizer->ctx);
- CtxIntRectangle shape_rect;
-
- shape_rect.x=rasterizer->x;
- shape_rect.y=rasterizer->y - height,
- shape_rect.width = width;
- shape_rect.height = height * 2;
- switch ((int)ctx_state_get (rasterizer->state, CTX_text_align))
- {
- case CTX_TEXT_ALIGN_LEFT:
- case CTX_TEXT_ALIGN_START:
- break;
- case CTX_TEXT_ALIGN_END:
- case CTX_TEXT_ALIGN_RIGHT:
- shape_rect.x -= shape_rect.width;
- break;
- case CTX_TEXT_ALIGN_CENTER:
- shape_rect.x -= shape_rect.width/2;
- break;
- // XXX : doesn't take all text-alignments into account
- }
+#endif
+#if CTX_ENABLE_GRAY4
-#if 0
- uint32_t color;
- ctx_color_get_rgba8 (rasterizer->state, &rasterizer->state->gstate.source_fill.color,
(uint8_t*)(&color));
+#if CTX_NATIVE_GRAYA8
+inline static void
+ctx_GRAY4_to_GRAYA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+{
+ const uint8_t *pixel = (uint8_t *) buf;
+ while (count--)
+ {
+ int val = (*pixel & (15 << ( (x & 1) <<2) ) ) >> ( (x&1) <<2);
+ val <<= 4;
+ rgba[0] = val;
+ rgba[1] = 255;
+ if ( (x&1) ==1)
+ { pixel+=1; }
+ x++;
+ rgba +=2;
+ }
+}
+
+inline static void
+ctx_GRAYA8_to_GRAY4 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+{
+ uint8_t *pixel = (uint8_t *) buf;
+ while (count--)
+ {
+ int val = rgba[0];
+ val >>= 4;
+ *pixel = *pixel & (~ (15 << ( (x&1) <<2) ) );
+ *pixel = *pixel | ( (val << ( (x&1) <<2) ) );
+ if ( (x&1) ==1)
+ { pixel+=1; }
+ x++;
+ rgba +=2;
+ }
+}
+#else
+inline static void
+ctx_GRAY4_to_RGBA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+{
+ const uint8_t *pixel = (uint8_t *) buf;
+ while (count--)
+ {
+ int val = (*pixel & (15 << ( (x & 1) <<2) ) ) >> ( (x&1) <<2);
+ val <<= 4;
+ rgba[0] = val;
+ rgba[1] = val;
+ rgba[2] = val;
+ rgba[3] = 255;
+ if ( (x&1) ==1)
+ { pixel+=1; }
+ x++;
+ rgba +=4;
+ }
+}
+
+inline static void
+ctx_RGBA8_to_GRAY4 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+{
+ uint8_t *pixel = (uint8_t *) buf;
+ while (count--)
+ {
+ int val = ctx_u8_color_rgb_to_gray (rasterizer->state, rgba);
+ val >>= 4;
+ *pixel = *pixel & (~ (15 << ( (x&1) <<2) ) );
+ *pixel = *pixel | ( (val << ( (x&1) <<2) ) );
+ if ( (x&1) ==1)
+ { pixel+=1; }
+ x++;
+ rgba +=4;
+ }
+}
#endif
- ctx_sha1_process(&sha1, (const unsigned char*)ctx_arg_string(), strlen (ctx_arg_string()));
-#if 0
- ctx_sha1_process(&sha1, (unsigned char*)(&rasterizer->state->gstate.transform), sizeof
(rasterizer->state->gstate.transform));
- ctx_sha1_process(&sha1, (unsigned char*)&color, 4);
+
#endif
- ctx_sha1_process(&sha1, (unsigned char*)&shape_rect, sizeof (CtxIntRectangle));
- ctx_sha1_done(&sha1, (unsigned char*)ctx_sha1_hash);
- _ctx_add_hash (hasher, &shape_rect, ctx_sha1_hash);
+#if CTX_ENABLE_GRAY8
- ctx_rasterizer_rel_move_to (rasterizer, width, 0);
- }
- ctx_rasterizer_reset (rasterizer);
- break;
- case CTX_STROKE_TEXT:
- {
- CtxSHA1 sha1;
- memcpy (&sha1, &hasher->sha1_stroke, sizeof (CtxSHA1));
- char ctx_sha1_hash[20];
- float width = ctx_text_width (rasterizer->ctx, ctx_arg_string());
- float height = ctx_get_font_size (rasterizer->ctx);
+#if CTX_NATIVE_GRAYA8
+inline static void
+ctx_GRAY8_to_GRAYA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+{
+ const uint8_t *pixel = (uint8_t *) buf;
+ while (count--)
+ {
+ rgba[0] = pixel[0];
+ rgba[1] = 255;
+ pixel+=1;
+ rgba +=2;
+ }
+}
- CtxIntRectangle shape_rect = {
- rasterizer->x, rasterizer->y - height,
- width, height * 2
- };
+inline static void
+ctx_GRAYA8_to_GRAY8 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+{
+ uint8_t *pixel = (uint8_t *) buf;
+ while (count--)
+ {
+ pixel[0] = rgba[0];
+ pixel+=1;
+ rgba +=2;
+ }
+}
+#else
+inline static void
+ctx_GRAY8_to_RGBA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+{
+ const uint8_t *pixel = (uint8_t *) buf;
+ while (count--)
+ {
+ rgba[0] = pixel[0];
+ rgba[1] = pixel[0];
+ rgba[2] = pixel[0];
+ rgba[3] = 255;
+ pixel+=1;
+ rgba +=4;
+ }
+}
-#if 0
- uint32_t color;
- ctx_color_get_rgba8 (rasterizer->state, &rasterizer->state->gstate.source_stroke.color,
(uint8_t*)(&color));
+inline static void
+ctx_RGBA8_to_GRAY8 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+{
+ uint8_t *pixel = (uint8_t *) buf;
+ for (int i = 0; i < count; i ++)
+ {
+ pixel[i] = ctx_u8_color_rgb_to_gray (rasterizer->state, rgba + i * 4);
+ }
+}
#endif
- ctx_sha1_process(&sha1, (unsigned char*)ctx_arg_string(), strlen (ctx_arg_string()));
-#if 0
- ctx_sha1_process(&sha1, (unsigned char*)(&rasterizer->state->gstate.transform), sizeof
(rasterizer->state->gstate.transform));
- ctx_sha1_process(&sha1, (unsigned char*)&color, 4);
+
#endif
- ctx_sha1_process(&sha1, (unsigned char*)&shape_rect, sizeof (CtxIntRectangle));
- ctx_sha1_done(&sha1, (unsigned char*)ctx_sha1_hash);
- _ctx_add_hash (hasher, &shape_rect, ctx_sha1_hash);
+#if CTX_ENABLE_GRAYA8
- ctx_rasterizer_rel_move_to (rasterizer, width, 0);
- }
- ctx_rasterizer_reset (rasterizer);
- break;
- case CTX_GLYPH:
- {
- CtxSHA1 sha1;
- memcpy (&sha1, &hasher->sha1_fill, sizeof (CtxSHA1));
+inline static void
+ctx_GRAYA8_to_RGBA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+{
+ const uint8_t *pixel = (const uint8_t *) buf;
+ while (count--)
+ {
+ rgba[0] = pixel[0];
+ rgba[1] = pixel[0];
+ rgba[2] = pixel[0];
+ rgba[3] = pixel[1];
+ pixel+=2;
+ rgba +=4;
+ }
+}
- char ctx_sha1_hash[20];
- uint8_t string[8];
- string[ctx_unichar_to_utf8 (c->u32.a0, string)]=0;
- float width = ctx_text_width (rasterizer->ctx, (char*)string);
- float height = ctx_get_font_size (rasterizer->ctx);
+inline static void
+ctx_RGBA8_to_GRAYA8 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+{
+ uint8_t *pixel = (uint8_t *) buf;
+ while (count--)
+ {
+ pixel[0] = ctx_u8_color_rgb_to_gray (rasterizer->state, rgba);
+ pixel[1] = rgba[3];
+ pixel+=2;
+ rgba +=4;
+ }
+}
- float tx = rasterizer->x;
- float ty = rasterizer->y;
- float tw = width;
- float th = height * 2;
+#if CTX_NATIVE_GRAYA8
+CTX_INLINE static void ctx_rgba_to_graya_u8 (CtxState *state, uint8_t *in, uint8_t *out)
+{
+ out[0] = ctx_u8_color_rgb_to_gray (state, in);
+ out[1] = in[3];
+}
- _ctx_user_to_device (rasterizer->state, &tx, &ty);
- _ctx_user_to_device_distance (rasterizer->state, &tw, &th);
- CtxIntRectangle shape_rect = {tx,ty-th/2,tw,th};
+#if CTX_GRADIENTS
+static void
+ctx_fragment_linear_gradient_GRAYA8 (CtxRasterizer *rasterizer, float x, float y, void *out, int count,
float dx, float dy)
+{
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ uint8_t *dst = (uint8_t*)out;
+ for (int i = 0; i < count;i ++)
+ {
+ float v = ( ( (g->linear_gradient.dx * x + g->linear_gradient.dy * y) /
+ g->linear_gradient.length) -
+ g->linear_gradient.start) * (g->linear_gradient.rdelta);
+ {
+ uint8_t rgba[4];
+ ctx_fragment_gradient_1d_RGBA8 (rasterizer, v, 1.0, rgba);
+ ctx_rgba_to_graya_u8 (rasterizer->state, rgba, dst);
+
+ }
-#if 0
- uint32_t color;
- ctx_color_get_rgba8 (rasterizer->state, &rasterizer->state->gstate.source_fill.color,
(uint8_t*)(&color));
+#if CTX_DITHER
+ ctx_dither_graya_u8 ((uint8_t*)dst, x, y, rasterizer->format->dither_red_blue,
+ rasterizer->format->dither_green);
#endif
- ctx_sha1_process(&sha1, string, strlen ((const char*)string));
+ dst += 2;
+ x += dx;
+ y += dy;
+ }
+}
+
#if 0
- ctx_sha1_process(&sha1, (unsigned char*)(&rasterizer->state->gstate.transform), sizeof
(rasterizer->state->gstate.transform));
- ctx_sha1_process(&sha1, (unsigned char*)&color, 4);
+static void
+ctx_fragment_radial_gradient_RGBA8 (CtxRasterizer *rasterizer, float x, float y, void *out)
+{
+ uint8_t *rgba = (uint8_t *) out;
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ float v = (ctx_hypotf (g->radial_gradient.x0 - x, g->radial_gradient.y0 - y) -
+ g->radial_gradient.r0) * (g->radial_gradient.rdelta);
+ ctx_fragment_gradient_1d_RGBA8 (rasterizer, v, 0.0, rgba);
+#if CTX_DITHER
+ ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
+ rasterizer->format->dither_green);
+#endif
+}
#endif
- ctx_sha1_process(&sha1, (unsigned char*)&shape_rect, sizeof (CtxIntRectangle));
- ctx_sha1_done(&sha1, (unsigned char*)ctx_sha1_hash);
- _ctx_add_hash (hasher, &shape_rect, ctx_sha1_hash);
-
- ctx_rasterizer_rel_move_to (rasterizer, width, 0);
- ctx_rasterizer_reset (rasterizer);
- }
- break;
-
- case CTX_FILL:
- {
- CtxSHA1 sha1;
- memcpy (&sha1, &hasher->sha1_fill, sizeof (CtxSHA1));
- char ctx_sha1_hash[20];
- /* we eant this hasher to be as good as possible internally,
- * since it is also used in the small shapes rasterization
- * cache
- */
- uint64_t hash = ctx_rasterizer_poly_to_hash (rasterizer); // + hasher->salt;
- CtxIntRectangle shape_rect = {
- rasterizer->col_min / CTX_SUBDIV - 2,
- rasterizer->scan_min / aa - 2,
- 3+(rasterizer->col_max - rasterizer->col_min + 1) / CTX_SUBDIV,
- 3+(rasterizer->scan_max - rasterizer->scan_min + 1) / aa
- };
- hash ^= (rasterizer->state->gstate.fill_rule * 23);
+static void
+ctx_fragment_radial_gradient_GRAYA8 (CtxRasterizer *rasterizer, float x, float y, void *out, int count,
float dx, float dy)
+{
+ uint8_t *dst = (uint8_t*)out;
+ for (int i = 0; i < count;i ++)
+ {
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ float v = (ctx_hypotf (g->radial_gradient.x0 - x, g->radial_gradient.y0 - y) -
+ g->radial_gradient.r0) * (g->radial_gradient.rdelta);
+ {
+ uint8_t rgba[4];
+ ctx_fragment_gradient_1d_RGBA8 (rasterizer, v, 1.0, rgba);
+ ctx_rgba_to_graya_u8 (rasterizer->state, rgba, dst);
+ }
+#if CTX_DITHER
+ ctx_dither_graya_u8 ((uint8_t*)dst, x, y, rasterizer->format->dither_red_blue,
+ rasterizer->format->dither_green);
+#endif
+ dst += 2;
+ x += dx;
+ y += dy;
+ }
+}
+#endif
- ctx_sha1_process(&sha1, (unsigned char*)&hash, 8);
+static void
+ctx_fragment_color_GRAYA8 (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float dx,
float dy)
+{
+ CtxSource *g = &rasterizer->state->gstate.source_fill;
+ uint16_t *dst = (uint16_t*)out;
+ uint16_t pix;
+ ctx_color_get_graya_u8 (rasterizer->state, &g->color, (void*)&pix);
+ for (int i = 0; i <count; i++)
+ {
+ dst[i]=pix;
+ }
+}
- {
- int is = rasterizer->state->gstate.image_smoothing;
- ctx_sha1_process(&sha1, (uint8_t*)&is, sizeof(int));
- }
+static void ctx_fragment_image_GRAYA8 (CtxRasterizer *rasterizer, float x, float y, void *out, int count,
float dx, float dy)
+{
+ uint8_t rgba[4*count];
+ CtxGState *gstate = &rasterizer->state->gstate;
+ CtxBuffer *buffer = gstate->source_fill.texture.buffer;
+ switch (buffer->format->bpp)
+ {
+ case 1: ctx_fragment_image_gray1_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
+ case 24: ctx_fragment_image_rgb8_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
+ case 32: ctx_fragment_image_rgba8_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
+ default: ctx_fragment_image_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
+ }
+ for (int i = 0; i < count; i++)
+ ctx_rgba_to_graya_u8 (rasterizer->state, &rgba[i*4], &((uint8_t*)out)[i*2]);
+}
- ctx_sha1_done(&sha1, (unsigned char*)ctx_sha1_hash);
- _ctx_add_hash (hasher, &shape_rect, ctx_sha1_hash);
+static CtxFragment ctx_rasterizer_get_fragment_GRAYA8 (CtxRasterizer *rasterizer)
+{
+ CtxGState *gstate = &rasterizer->state->gstate;
+ switch (gstate->source_fill.type)
+ {
+ case CTX_SOURCE_TEXTURE: return ctx_fragment_image_GRAYA8;
+ case CTX_SOURCE_COLOR: return ctx_fragment_color_GRAYA8;
+#if CTX_GRADIENTS
+ case CTX_SOURCE_LINEAR_GRADIENT: return ctx_fragment_linear_gradient_GRAYA8;
+ case CTX_SOURCE_RADIAL_GRADIENT: return ctx_fragment_radial_gradient_GRAYA8;
+#endif
+ }
+ return ctx_fragment_color_GRAYA8;
+}
- if (!rasterizer->preserve)
- ctx_rasterizer_reset (rasterizer);
- rasterizer->preserve = 0;
- }
- break;
- case CTX_STROKE:
- {
- CtxSHA1 sha1;
- memcpy (&sha1, &hasher->sha1_stroke, sizeof (CtxSHA1));
- char ctx_sha1_hash[20];
- uint64_t hash = ctx_rasterizer_poly_to_hash (rasterizer);
- CtxIntRectangle shape_rect = {
- rasterizer->col_min / CTX_SUBDIV - rasterizer->state->gstate.line_width,
- rasterizer->scan_min / aa - rasterizer->state->gstate.line_width,
- (rasterizer->col_max - rasterizer->col_min + 1) / CTX_SUBDIV +
rasterizer->state->gstate.line_width,
- (rasterizer->scan_max - rasterizer->scan_min + 1) / aa + rasterizer->state->gstate.line_width
- };
+//ctx_u8_porter_duff(GRAYA8, 2,color, rasterizer->fragment, rasterizer->state->gstate.blend_mode)
+ctx_u8_porter_duff(GRAYA8, 2,generic, rasterizer->fragment, rasterizer->state->gstate.blend_mode)
- shape_rect.width += rasterizer->state->gstate.line_width * 2;
- shape_rect.height += rasterizer->state->gstate.line_width * 2;
- shape_rect.x -= rasterizer->state->gstate.line_width;
- shape_rect.y -= rasterizer->state->gstate.line_width;
+#if CTX_INLINED_NORMAL
+//ctx_u8_porter_duff(GRAYA8, 2,color_normal, rasterizer->fragment, CTX_BLEND_NORMAL)
+ctx_u8_porter_duff(GRAYA8, 2,generic_normal, rasterizer->fragment, CTX_BLEND_NORMAL)
- hash ^= (int)(rasterizer->state->gstate.line_width * 110);
- hash ^= (rasterizer->state->gstate.line_cap * 23);
- hash ^= (rasterizer->state->gstate.source_stroke.type * 117);
+static void
+ctx_GRAYA8_copy_normal (CTX_COMPOSITE_ARGUMENTS)
+{
+ ctx_u8_copy_normal (2, rasterizer, dst, src, x0, coverage, count);
+}
- ctx_sha1_process(&sha1, (unsigned char*)&hash, 8);
+static void
+ctx_GRAYA8_clear_normal (CTX_COMPOSITE_ARGUMENTS)
+{
+ ctx_u8_clear_normal (2, rasterizer, dst, src, x0, coverage, count);
+}
- uint32_t color;
- ctx_color_get_rgba8 (rasterizer->state, &rasterizer->state->gstate.source_stroke.color,
(uint8_t*)(&color));
+static void
+ctx_GRAYA8_source_over_normal_color (CTX_COMPOSITE_ARGUMENTS)
+{
+ ctx_u8_source_over_normal_color (2, rasterizer, dst, rasterizer->color, x0, coverage, count);
+}
- ctx_sha1_process(&sha1, (unsigned char*)&color, 4);
+static void
+ctx_GRAYA8_source_copy_normal_color (CTX_COMPOSITE_ARGUMENTS)
+{
+ ctx_u8_source_copy_normal_color (2, rasterizer, dst, rasterizer->color, x0, coverage, count);
+}
+#endif
- ctx_sha1_done(&sha1, (unsigned char*)ctx_sha1_hash);
- _ctx_add_hash (hasher, &shape_rect, ctx_sha1_hash);
- }
- if (!rasterizer->preserve)
- ctx_rasterizer_reset (rasterizer);
- rasterizer->preserve = 0;
- break;
- /* the above cases are the painting cases and
- * the only ones differing from the rasterizer's process switch
- */
+inline static int
+ctx_is_opaque_color (CtxRasterizer *rasterizer)
+{
+ CtxGState *gstate = &rasterizer->state->gstate;
+ if (gstate->global_alpha_u8 != 255)
+ return 0;
+ if (gstate->source_fill.type == CTX_SOURCE_COLOR)
+ {
+ uint8_t ga[2];
+ ctx_color_get_graya_u8 (rasterizer->state, &gstate->source_fill.color, ga);
+ return ga[1] == 255;
+ }
+ return 0;
+}
- case CTX_LINE_TO:
- ctx_rasterizer_line_to (rasterizer, c->c.x0, c->c.y0);
- break;
- case CTX_REL_LINE_TO:
- ctx_rasterizer_rel_line_to (rasterizer, c->c.x0, c->c.y0);
- break;
- case CTX_MOVE_TO:
- ctx_rasterizer_move_to (rasterizer, c->c.x0, c->c.y0);
- break;
- case CTX_REL_MOVE_TO:
- ctx_rasterizer_rel_move_to (rasterizer, c->c.x0, c->c.y0);
- break;
- case CTX_CURVE_TO:
- ctx_rasterizer_curve_to (rasterizer, c->c.x0, c->c.y0,
- c->c.x1, c->c.y1,
- c->c.x2, c->c.y2);
- break;
- case CTX_REL_CURVE_TO:
- ctx_rasterizer_rel_curve_to (rasterizer, c->c.x0, c->c.y0,
- c->c.x1, c->c.y1,
- c->c.x2, c->c.y2);
- break;
- case CTX_QUAD_TO:
- ctx_rasterizer_quad_to (rasterizer, c->c.x0, c->c.y0, c->c.x1, c->c.y1);
- break;
- case CTX_REL_QUAD_TO:
- ctx_rasterizer_rel_quad_to (rasterizer, c->c.x0, c->c.y0, c->c.x1, c->c.y1);
- break;
- case CTX_ARC:
- ctx_rasterizer_arc (rasterizer, c->arc.x, c->arc.y, c->arc.radius, c->arc.angle1, c->arc.angle2,
c->arc.direction);
- break;
- case CTX_RECTANGLE:
- ctx_rasterizer_rectangle (rasterizer, c->rectangle.x, c->rectangle.y,
- c->rectangle.width, c->rectangle.height);
- break;
- case CTX_ROUND_RECTANGLE:
- ctx_rasterizer_round_rectangle (rasterizer, c->rectangle.x, c->rectangle.y,
- c->rectangle.width, c->rectangle.height,
- c->rectangle.radius);
- break;
- case CTX_SET_PIXEL:
- ctx_rasterizer_set_pixel (rasterizer, c->set_pixel.x, c->set_pixel.y,
- c->set_pixel.rgba[0],
- c->set_pixel.rgba[1],
- c->set_pixel.rgba[2],
- c->set_pixel.rgba[3]);
- break;
- case CTX_PRESERVE:
- rasterizer->preserve = 1;
- break;
- case CTX_ROTATE:
- case CTX_SCALE:
- case CTX_TRANSLATE:
- case CTX_SAVE:
- case CTX_RESTORE:
- rasterizer->uses_transforms = 1;
- ctx_interpret_transforms (rasterizer->state, entry, NULL);
+static void
+ctx_setup_GRAYA8 (CtxRasterizer *rasterizer)
+{
+ CtxGState *gstate = &rasterizer->state->gstate;
+ int components = 2;
+ rasterizer->fragment = ctx_rasterizer_get_fragment_GRAYA8 (rasterizer);
+ rasterizer->comp_op = ctx_GRAYA8_porter_duff_generic;
+ if (gstate->source_fill.type == CTX_SOURCE_COLOR)
+ {
+ ctx_fragment_color_GRAYA8 (rasterizer, 0,0, rasterizer->color, 1, 0,0);
+ if (gstate->global_alpha_u8 != 255)
+ for (int c = 0; c < components; c ++)
+ rasterizer->color[c] = (rasterizer->color[c] * gstate->global_alpha_u8)/255;
+ }
-
- break;
- case CTX_FONT:
- ctx_rasterizer_set_font (rasterizer, ctx_arg_string() );
- break;
- case CTX_BEGIN_PATH:
- ctx_rasterizer_reset (rasterizer);
- break;
- case CTX_CLIP:
- // should perhaps modify a global state to include
- // in hash?
- ctx_rasterizer_clip (rasterizer);
- break;
- case CTX_CLOSE_PATH:
- ctx_rasterizer_finish_shape (rasterizer);
- break;
- case CTX_DEFINE_TEXTURE:
+#if CTX_INLINED_NORMAL
+ if (gstate->compositing_mode == CTX_COMPOSITE_CLEAR)
+ rasterizer->comp_op = ctx_GRAYA8_clear_normal;
+ else
+ switch (gstate->blend_mode)
+ {
+ case CTX_BLEND_NORMAL:
+ if (gstate->compositing_mode == CTX_COMPOSITE_COPY)
{
- ctx_sha1_init (&hasher->sha1_fill);
- ctx_sha1_process (&hasher->sha1_fill, (uint8_t*)c->define_texture.eid, strlen
(c->define_texture.eid));
- ctx_sha1_process(&hasher->sha1_fill, (unsigned char*)(&rasterizer->state->gstate.transform), sizeof
(rasterizer->state->gstate.transform));
-
- rasterizer->comp_op = NULL; // why?
+ rasterizer->comp_op = ctx_GRAYA8_copy_normal;
}
- break;
- case CTX_TEXTURE:
- ctx_sha1_init (&hasher->sha1_fill);
- ctx_sha1_process (&hasher->sha1_fill, (uint8_t*)c->texture.eid, strlen (c->texture.eid));
- ctx_sha1_process (&hasher->sha1_fill, (uint8_t*)(&rasterizer->state->gstate.transform), sizeof
(rasterizer->state->gstate.transform));
- rasterizer->comp_op = NULL; // why?
- break;
- case CTX_COLOR:
+ else if (gstate->global_alpha_u8 == 0)
+ rasterizer->comp_op = ctx_RGBA8_nop;
+ else
+ switch (gstate->source_fill.type)
{
- uint32_t color;
- if (((int)(ctx_arg_float(0))&512))
- {
- ctx_color_get_rgba8 (rasterizer->state, &rasterizer->state->gstate.source_stroke.color,
(uint8_t*)(&color));
- ctx_sha1_init (&hasher->sha1_stroke);
- ctx_sha1_process(&hasher->sha1_stroke, (unsigned char*)&color, 4);
- }
- else
- {
- ctx_color_get_rgba8 (rasterizer->state, &rasterizer->state->gstate.source_fill.color,
(uint8_t*)(&color));
- ctx_sha1_init (&hasher->sha1_fill);
- ctx_sha1_process(&hasher->sha1_fill, (unsigned char*)&color, 4);
- }
+ case CTX_SOURCE_COLOR:
+ if (gstate->compositing_mode == CTX_COMPOSITE_SOURCE_OVER)
+ {
+ if (rasterizer->color[components-1] == 0)
+ rasterizer->comp_op = ctx_RGBA8_nop;
+ else if (rasterizer->color[components-1] == 255)
+ rasterizer->comp_op = ctx_GRAYA8_source_copy_normal_color;
+ else
+ rasterizer->comp_op = ctx_GRAYA8_source_over_normal_color;
+ }
+ else
+ {
+ rasterizer->comp_op = ctx_GRAYA8_porter_duff_generic_normal;
+ }
+ break;
+ default:
+ rasterizer->comp_op = ctx_GRAYA8_porter_duff_generic_normal;
+ break;
}
break;
- case CTX_LINEAR_GRADIENT:
- ctx_sha1_init (&hasher->sha1_fill);
- ctx_sha1_process(&hasher->sha1_fill,
- (uint8_t*)c, sizeof (c->linear_gradient));
- ctx_sha1_process (&hasher->sha1_fill, (unsigned char*)(&rasterizer->state->gstate.transform),
sizeof (rasterizer->state->gstate.transform));
- break;
- case CTX_RADIAL_GRADIENT:
- ctx_sha1_init (&hasher->sha1_fill);
- ctx_sha1_process(&hasher->sha1_fill,
- (uint8_t*)c, sizeof (c->radial_gradient));
- ctx_sha1_process (&hasher->sha1_fill, (unsigned char*)(&rasterizer->state->gstate.transform),
sizeof (rasterizer->state->gstate.transform));
- //ctx_state_gradient_clear_stops (rasterizer->state);
- break;
-#if CTX_GRADIENTS
- case CTX_GRADIENT_STOP:
- {
- float rgba[4]= {ctx_u8_to_float (ctx_arg_u8 (4) ),
- ctx_u8_to_float (ctx_arg_u8 (4+1) ),
- ctx_u8_to_float (ctx_arg_u8 (4+2) ),
- ctx_u8_to_float (ctx_arg_u8 (4+3) )
- };
- ctx_sha1_process(&hasher->sha1_fill,
- (uint8_t*) &rgba[0], sizeof(rgba));
- }
+ default:
+ rasterizer->comp_op = ctx_GRAYA8_porter_duff_generic;
break;
-#endif
- }
- if (command->code == CTX_LINE_WIDTH)
- {
- float x = state->gstate.line_width;
- /* normalize line width according to scaling factor
- */
- x = x * ctx_maxf (ctx_maxf (ctx_fabsf (state->gstate.transform.m[0][0]),
- ctx_fabsf (state->gstate.transform.m[0][1]) ),
- ctx_maxf (ctx_fabsf (state->gstate.transform.m[1][0]),
- ctx_fabsf (state->gstate.transform.m[1][1]) ) );
- state->gstate.line_width = x;
}
+#endif
}
+#endif
-static CtxRasterizer *
-ctx_hasher_init (CtxRasterizer *rasterizer, Ctx *ctx, CtxState *state, int width, int height, int cols, int
rows)
-{
- CtxHasher *hasher = (CtxHasher*)rasterizer;
- ctx_memset (rasterizer, 0, sizeof (CtxHasher) );
- rasterizer->vfuncs.process = ctx_hasher_process;
- rasterizer->vfuncs.free = (CtxDestroyNotify)ctx_rasterizer_deinit;
- // XXX need own destructor to not leak ->hashes
- rasterizer->edge_list.flags |= CTX_DRAWLIST_EDGE_LIST;
- rasterizer->state = state;
- rasterizer->ctx = ctx;
- ctx_state_init (rasterizer->state);
- rasterizer->blit_x = 0;
- rasterizer->blit_y = 0;
- rasterizer->blit_width = width;
- rasterizer->blit_height = height;
- rasterizer->state->gstate.clip_min_x = 0;
- rasterizer->state->gstate.clip_min_y = 0;
- rasterizer->state->gstate.clip_max_x = width - 1;
- rasterizer->state->gstate.clip_max_y = height - 1;
- rasterizer->scan_min = 5000;
- rasterizer->scan_max = -5000;
- //rasterizer->aa = 15;
-
- hasher->rows = rows;
- hasher->cols = cols;
-
- hasher->hashes = (uint8_t*)ctx_calloc (20, rows * cols);
- ctx_sha1_init (&hasher->sha1_fill);
- ctx_sha1_init (&hasher->sha1_stroke);
+#endif
+#if CTX_ENABLE_RGB332
- return rasterizer;
+inline static void
+ctx_332_unpack (uint8_t pixel,
+ uint8_t *red,
+ uint8_t *green,
+ uint8_t *blue)
+{
+ *blue = (pixel & 3) <<6;
+ *green = ( (pixel >> 2) & 7) <<5;
+ *red = ( (pixel >> 5) & 7) <<5;
+ if (*blue > 223) { *blue = 255; }
+ if (*green > 223) { *green = 255; }
+ if (*red > 223) { *red = 255; }
}
-Ctx *ctx_hasher_new (int width, int height, int cols, int rows)
+static inline uint8_t
+ctx_332_pack (uint8_t red,
+ uint8_t green,
+ uint8_t blue)
{
- Ctx *ctx = ctx_new ();
- CtxState *state = &ctx->state;
- CtxRasterizer *rasterizer = (CtxRasterizer *) ctx_calloc (sizeof (CtxHasher), 1);
- ctx_hasher_init (rasterizer, ctx, state, width, height, cols, rows);
- ctx_set_renderer (ctx, (void*)rasterizer);
- return ctx;
+ uint8_t c = (red >> 5) << 5;
+ c |= (green >> 5) << 2;
+ c |= (blue >> 6);
+ return c;
}
-uint8_t *ctx_hasher_get_hash (Ctx *ctx, int col, int row)
-{
- CtxHasher *hasher = (CtxHasher*)ctx->renderer;
- if (row < 0) row =0;
- if (col < 0) col =0;
- if (row >= hasher->rows) row = hasher->rows-1;
- if (col >= hasher->cols) col = hasher->cols-1;
- return &hasher->hashes[(row*hasher->cols+col)*20];
+static inline void
+ctx_RGB332_to_RGBA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+{
+ const uint8_t *pixel = (uint8_t *) buf;
+ while (count--)
+ {
+ ctx_332_unpack (*pixel, &rgba[0], &rgba[1], &rgba[2]);
+#if CTX_RGB332_ALPHA
+ if (rgba[0]==255 && rgba[2] == 255 && rgba[1]==0)
+ { rgba[3] = 0; }
+ else
+#endif
+ { rgba[3] = 255; }
+ pixel+=1;
+ rgba +=4;
+ }
}
+static inline void
+ctx_RGBA8_to_RGB332 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+{
+ uint8_t *pixel = (uint8_t *) buf;
+ while (count--)
+ {
+#if CTX_RGB332_ALPHA
+ if (rgba[3]==0)
+ { pixel[0] = ctx_332_pack (255, 0, 255); }
+ else
#endif
-#if CTX_EVENTS
-
-#if !__COSMOPOLITAN__
-#include <termios.h>
+ { pixel[0] = ctx_332_pack (rgba[0], rgba[1], rgba[2]); }
+ pixel+=1;
+ rgba +=4;
+ }
+}
-#include <fcntl.h>
-#include <sys/ioctl.h>
#endif
+#if CTX_ENABLE_RGB565 | CTX_ENABLE_RGB565_BYTESWAPPED
-int ctx_terminal_width (void)
+static inline void
+ctx_565_unpack (const uint16_t pixel,
+ uint8_t *red,
+ uint8_t *green,
+ uint8_t *blue,
+ const int byteswap)
{
- char buf[1024];
- struct termios orig_attr;
- struct termios raw;
- tcgetattr (STDIN_FILENO, &orig_attr);
- raw = orig_attr;
- raw.c_iflag &= ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON);
- raw.c_oflag &= ~(OPOST);
- raw.c_lflag &= ~(ECHO | ICANON | IEXTEN | ISIG);
- raw.c_cc[VMIN] = 1; raw.c_cc[VTIME] = 0; /* 1 byte, no timer */
- if (tcsetattr (STDIN_FILENO, TCSAFLUSH, &raw) < 0)
- return 0;
- fprintf (stderr, "\e[14t");
- //tcflush(STDIN_FILENO, 1);
-#if __COSMOPOLITAN__
- /// XXX ?
-#else
- tcdrain(STDIN_FILENO);
+ uint16_t byteswapped;
+ if (byteswap)
+ { byteswapped = (pixel>>8) | (pixel<<8); }
+ else
+ { byteswapped = pixel; }
+ *blue = (byteswapped & 31) <<3;
+ *green = ( (byteswapped>>5) & 63) <<2;
+ *red = ( (byteswapped>>11) & 31) <<3;
+#if 0
+ if (*blue > 248) { *blue = 255; }
+ if (*green > 248) { *green = 255; }
+ if (*red > 248) { *red = 255; }
#endif
- int length = 0;
- usleep (1000 * 60); // to account for possibly lowish latency ssh,
- // should be made configurable ; perhaps in
- // an env var
- struct timeval tv = {0,0};
- fd_set rfds;
-
- FD_ZERO(&rfds);
- FD_SET(0, &rfds);
- tv.tv_usec = 1000 * 5;
-
- for (int n = 0; select(1, &rfds, NULL, NULL, &tv) && n < 20; n++)
- {
- length += read (STDIN_FILENO, &buf[length], 1);
- }
- tcsetattr (STDIN_FILENO, TCSAFLUSH, &orig_attr);
- if (length == -1)
- {
- return 0;
- }
- char *semi = strchr (buf, ';');
- buf[length]=0;
- if (semi) {semi++; semi = strchr (semi, ';');}
- if (semi)
- {
- return atoi(semi + 1);
- }
- return 0;
}
-int ctx_terminal_height (void)
+static inline uint32_t
+ctx_565_unpack_32 (const uint16_t pixel,
+ const int byteswap)
{
- char buf[1024];
- struct termios orig_attr;
- struct termios raw;
- tcgetattr (STDIN_FILENO, &orig_attr);
- raw = orig_attr;
- raw.c_iflag &= ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON);
- raw.c_oflag &= ~(OPOST);
- raw.c_lflag &= ~(ECHO | ICANON | IEXTEN | ISIG);
- raw.c_cc[VMIN] = 1; raw.c_cc[VTIME] = 0; /* 1 byte, no timer */
- if (tcsetattr (STDIN_FILENO, TCSAFLUSH, &raw) < 0)
- return 0;
- fprintf (stderr, "\e[14t");
- //tcflush(STDIN_FILENO, 1);
-#if !__COSMOPOLITAN__
- tcdrain(STDIN_FILENO);
+ uint16_t byteswapped;
+ if (byteswap)
+ { byteswapped = (pixel>>8) | (pixel<<8); }
+ else
+ { byteswapped = pixel; }
+ uint8_t blue = (byteswapped & 31) <<3;
+ uint8_t green = ( (byteswapped>>5) & 63) <<2;
+ uint8_t red = ( (byteswapped>>11) & 31) <<3;
+#if 0
+ if (*blue > 248) { *blue = 255; }
+ if (*green > 248) { *green = 255; }
+ if (*red > 248) { *red = 255; }
#endif
- int length = 0;
- usleep (1000 * 60); // to account for possibly lowish latency ssh,
- // should be made configurable ; perhaps in
- // an env var
- struct timeval tv = {0,0};
- fd_set rfds;
-
- FD_ZERO(&rfds);
- FD_SET(0, &rfds);
- tv.tv_usec = 1000 * 5;
+ return red + (green << 8) + (blue << 16) + (0xff << 24);
+}
- for (int n = 0; select(1, &rfds, NULL, NULL, &tv) && n < 20; n++)
- {
- length += read (STDIN_FILENO, &buf[length], 1);
- }
- tcsetattr (STDIN_FILENO, TCSAFLUSH, &orig_attr);
- if (length == -1)
- {
- return 0;
- }
- char *semi = strchr (buf, ';');
- buf[length]=0;
- if (semi)
- {
- return atoi(semi + 1);
- }
- return 0;
+static inline uint16_t
+ctx_565_pack (const uint8_t red,
+ const uint8_t green,
+ const uint8_t blue,
+ const int byteswap)
+{
+ uint32_t c = (red >> 3) << 11;
+ c |= (green >> 2) << 5;
+ c |= blue >> 3;
+ if (byteswap)
+ { return (c>>8) | (c<<8); } /* swap bytes */
+ return c;
}
-int ctx_terminal_cols (void)
+static inline uint16_t
+ctx_888_to_565 (uint32_t in, int byteswap)
{
- struct winsize ws;
- if (ioctl(0,TIOCGWINSZ,&ws)!=0)
- return 80;
- return ws.ws_col;
-}
+ uint8_t *rgb=(uint8_t*)(&in);
+ return ctx_565_pack (rgb[0],rgb[1],rgb[2], byteswap);
+}
-int ctx_terminal_rows (void)
+static inline uint32_t
+ctx_565_to_888 (uint16_t in, int byteswap)
{
- struct winsize ws;
- if (ioctl(0,TIOCGWINSZ,&ws)!=0)
- return 25;
- return ws.ws_row;
+ uint32_t ret = 0;
+ uint8_t *rgba=(uint8_t*)&ret;
+ ctx_565_unpack (in,
+ &rgba[0],
+ &rgba[1],
+ &rgba[2],
+ byteswap);
+ return ret;
}
+#endif
+#if CTX_ENABLE_RGB565
+static inline void
+ctx_RGB565_to_RGBA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+{
+ const uint16_t *pixel = (uint16_t *) buf;
+ while (count--)
+ {
+ ((uint32_t*)(rgba))[0] = ctx_565_unpack_32 (*pixel, 0);
+#if CTX_RGB565_ALPHA
+ if (rgba[0]==255 && rgba[2] == 255 && rgba[1]==0)
+ { rgba[3] = 0; }
+#endif
+ pixel+=1;
+ rgba +=4;
+ }
+}
+static inline void
+ctx_RGBA8_to_RGB565 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+{
+ uint16_t *pixel = (uint16_t *) buf;
+ while (count--)
+ {
+#if CTX_RGB565_ALPHA
+ if (rgba[3]==0)
+ { pixel[0] = ctx_565_pack (255, 0, 255, 0); }
+ else
+#endif
+ { pixel[0] = ctx_565_pack (rgba[0], rgba[1], rgba[2], 0); }
+ pixel+=1;
+ rgba +=4;
+ }
+}
-#define DECTCEM_CURSOR_SHOW "\033[?25h"
-#define DECTCEM_CURSOR_HIDE "\033[?25l"
-#define TERMINAL_MOUSE_OFF "\033[?1000l\033[?1003l"
-#define TERMINAL_MOUSE_ON_BASIC "\033[?1000h"
-#define TERMINAL_MOUSE_ON_DRAG "\033[?1000h\033[?1003h" /* +ON_BASIC for wider */
-#define TERMINAL_MOUSE_ON_FULL "\033[?1000h\033[?1004h" /* compatibility */
-#define XTERM_ALTSCREEN_ON "\033[?47h"
-#define XTERM_ALTSCREEN_OFF "\033[?47l"
+static void
+ctx_RGBA8_source_over_normal_color (CTX_COMPOSITE_ARGUMENTS);
+static void
+ctx_RGBA8_source_copy_normal_color (CTX_COMPOSITE_ARGUMENTS);
-/*************************** input handling *************************/
+static void
+ctx_composite_RGB565 (CTX_COMPOSITE_ARGUMENTS)
+{
+#if 0
+ if (CTX_LIKELY(rasterizer->comp_op == ctx_RGBA8_source_over_normal_color))
+ {
+ int byteswap = 0;
+ uint32_t si = *((uint32_t*)(src));
+ uint16_t si_16 = ctx_888_to_565 (si, byteswap);
+ uint32_t sval = (si_16 & ( (31 << 11 ) | 31));
+ uint32_t sg = (si_16 & (63 << 5)) >> 5;
+ uint32_t si_a = si >> (24 + 3);
+ while (count--)
+ {
+ uint32_t di_16 = *((uint16_t*)(dst));
+ uint32_t cov = (*coverage) >> 3;
+ uint32_t racov = (32-((31+si_a*cov)>>5));
+ uint32_t dval = (di_16 & ( (31 << 11 ) | 31));
+ uint32_t dg = (di_16 >> 5) & 63; // faster outside than
+ // remerged as part of dval
+ *((uint16_t*)(dst)) =
+ ((
+ (((sval * cov) + (dval * racov)) >> 5)
+ ) & ((31 << 11 )|31)) |
+ ((((sg * cov) + (dg * racov)) & 63) );
-#if !__COSMOPOLITAN__
-#include <termios.h>
-#include <errno.h>
-#include <signal.h>
+ }
+ return;
+ }
#endif
-
-#define DELAY_MS 100
-
-#ifndef MIN
-#define MIN(a,b) (((a)<(b))?(a):(b))
+ uint8_t pixels[count * 4];
+ ctx_RGB565_to_RGBA8 (rasterizer, x0, dst, &pixels[0], count);
+ rasterizer->comp_op (rasterizer, &pixels[0], rasterizer->color, x0, coverage, count);
+ ctx_RGBA8_to_RGB565 (rasterizer, x0, &pixels[0], dst, count);
+}
#endif
+#if CTX_ENABLE_RGB565_BYTESWAPPED
-static int size_changed = 0; /* XXX: global state */
-static int signal_installed = 0; /* XXX: global state */
-
-static const char *mouse_modes[]=
-{TERMINAL_MOUSE_OFF,
- TERMINAL_MOUSE_ON_BASIC,
- TERMINAL_MOUSE_ON_DRAG,
- TERMINAL_MOUSE_ON_FULL,
- NULL};
-
-/* note that a nick can have multiple occurences, the labels
- * should be kept the same for all occurences of a combination. */
-typedef struct NcKeyCode {
- const char *nick; /* programmers name for key (combo) */
- const char *label; /* utf8 label for key */
- const char sequence[10]; /* terminal sequence */
-} NcKeyCode;
-static const NcKeyCode keycodes[]={
-
- {"up", "↑", "\033[A"},
- {"down", "↓", "\033[B"},
- {"right", "→", "\033[C"},
- {"left", "←", "\033[D"},
+static inline void
+ctx_RGB565_BS_to_RGBA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+{
+ const uint16_t *pixel = (uint16_t *) buf;
+ while (count--)
+ {
+ //ctx_565_unpack (*pixel, &rgba[0], &rgba[1], &rgba[2], 1);
+ ((uint32_t*)(rgba))[0] = ctx_565_unpack_32 (*pixel, 1);
+#if CTX_RGB565_ALPHA
+ if (rgba[0]==255 && rgba[2] == 255 && rgba[1]==0)
+ { rgba[3] = 0; }
+ else
+ { rgba[3] = 255; }
+#endif
+ pixel+=1;
+ rgba +=4;
+ }
+}
- {"shift-up", "⇧↑", "\033[1;2A"},
- {"shift-down", "⇧↓", "\033[1;2B"},
- {"shift-right", "⇧→", "\033[1;2C"},
- {"shift-left", "⇧←", "\033[1;2D"},
+static inline void
+ctx_RGBA8_to_RGB565_BS (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+{
+ uint16_t *pixel = (uint16_t *) buf;
+ while (count--)
+ {
+#if CTX_RGB565_ALPHA
+ if (rgba[3]==0)
+ { pixel[0] = ctx_565_pack (255, 0, 255, 1); }
+ else
+#endif
+ { pixel[0] = ctx_565_pack (rgba[0], rgba[1], rgba[2], 1); }
+ pixel+=1;
+ rgba +=4;
+ }
+}
- {"alt-up", "^↑", "\033[1;3A"},
- {"alt-down", "^↓", "\033[1;3B"},
- {"alt-right", "^→", "\033[1;3C"},
- {"alt-left", "^←", "\033[1;3D"},
+static void
+ctx_composite_RGB565_BS (CTX_COMPOSITE_ARGUMENTS)
+{
+ uint8_t pixels[count * 4];
+ ctx_RGB565_BS_to_RGBA8 (rasterizer, x0, dst, &pixels[0], count);
+ rasterizer->comp_op (rasterizer, &pixels[0], rasterizer->color, x0, coverage, count);
+ ctx_RGBA8_to_RGB565_BS (rasterizer, x0, &pixels[0], dst, count);
+}
+#endif
- {"alt-shift-up", "alt-s↑", "\033[1;4A"},
- {"alt-shift-down", "alt-s↓", "\033[1;4B"},
- {"alt-shift-right", "alt-s→", "\033[1;4C"},
- {"alt-shift-left", "alt-s←", "\033[1;4D"},
+static CtxPixelFormatInfo ctx_pixel_formats[]=
+{
+#if CTX_ENABLE_RGBA8
+ {
+ CTX_FORMAT_RGBA8, 4, 32, 4, 0, 0, CTX_FORMAT_RGBA8,
+ NULL, NULL, NULL, ctx_setup_RGBA8
+ },
+#endif
+#if CTX_ENABLE_BGRA8
+ {
+ CTX_FORMAT_BGRA8, 4, 32, 4, 0, 0, CTX_FORMAT_RGBA8,
+ ctx_BGRA8_to_RGBA8, ctx_RGBA8_to_BGRA8, ctx_composite_BGRA8, ctx_setup_RGBA8,
+ },
+#endif
+#if CTX_ENABLE_GRAYF
+ {
+ CTX_FORMAT_GRAYF, 1, 32, 4 * 2, 0, 0, CTX_FORMAT_GRAYAF,
+ NULL, NULL, ctx_composite_GRAYF, ctx_setup_GRAYAF,
+ },
+#endif
+#if CTX_ENABLE_GRAYAF
+ {
+ CTX_FORMAT_GRAYAF, 2, 64, 4 * 2, 0, 0, CTX_FORMAT_GRAYAF,
+ NULL, NULL, NULL, ctx_setup_GRAYAF,
+ },
+#endif
+#if CTX_ENABLE_RGBAF
+ {
+ CTX_FORMAT_RGBAF, 4, 128, 4 * 4, 0, 0, CTX_FORMAT_RGBAF,
+ NULL, NULL, NULL, ctx_setup_RGBAF,
+ },
+#endif
+#if CTX_ENABLE_RGB8
+ {
+ CTX_FORMAT_RGB8, 3, 24, 4, 0, 0, CTX_FORMAT_RGBA8,
+ ctx_RGB8_to_RGBA8, ctx_RGBA8_to_RGB8, ctx_composite_convert, ctx_setup_RGBA8,
+ },
+#endif
+#if CTX_ENABLE_GRAY1
+ {
+#if CTX_NATIVE_GRAYA8
+ CTX_FORMAT_GRAY1, 1, 1, 2, 1, 1, CTX_FORMAT_GRAYA8,
+ ctx_GRAY1_to_GRAYA8, ctx_GRAYA8_to_GRAY1, ctx_composite_convert, ctx_setup_GRAYA8,
+#else
+ CTX_FORMAT_GRAY1, 1, 1, 4, 1, 1, CTX_FORMAT_RGBA8,
+ ctx_GRAY1_to_RGBA8, ctx_RGBA8_to_GRAY1, ctx_composite_convert, ctx_setup_RGBA8,
+#endif
+ },
+#endif
+#if CTX_ENABLE_GRAY2
+ {
+#if CTX_NATIVE_GRAYA8
+ CTX_FORMAT_GRAY2, 1, 2, 2, 4, 4, CTX_FORMAT_GRAYA8,
+ ctx_GRAY2_to_GRAYA8, ctx_GRAYA8_to_GRAY2, ctx_composite_convert, ctx_setup_GRAYA8,
+#else
+ CTX_FORMAT_GRAY2, 1, 2, 4, 4, 4, CTX_FORMAT_RGBA8,
+ ctx_GRAY2_to_RGBA8, ctx_RGBA8_to_GRAY2, ctx_composite_convert, ctx_setup_RGBA8,
+#endif
+ },
+#endif
+#if CTX_ENABLE_GRAY4
+ {
+#if CTX_NATIVE_GRAYA8
+ CTX_FORMAT_GRAY4, 1, 4, 2, 16, 16, CTX_FORMAT_GRAYA8,
+ ctx_GRAY4_to_GRAYA8, ctx_GRAYA8_to_GRAY4, ctx_composite_convert, ctx_setup_GRAYA8,
+#else
+ CTX_FORMAT_GRAY4, 1, 4, 4, 16, 16, CTX_FORMAT_GRAYA8,
+ ctx_GRAY4_to_RGBA8, ctx_RGBA8_to_GRAY4, ctx_composite_convert, ctx_setup_RGBA8,
+#endif
+ },
+#endif
+#if CTX_ENABLE_GRAY8
+ {
+#if CTX_NATIVE_GRAYA8
+ CTX_FORMAT_GRAY8, 1, 8, 2, 0, 0, CTX_FORMAT_GRAYA8,
+ ctx_GRAY8_to_GRAYA8, ctx_GRAYA8_to_GRAY8, ctx_composite_convert, ctx_setup_GRAYA8,
+#else
+ CTX_FORMAT_GRAY8, 1, 8, 4, 0, 0, CTX_FORMAT_RGBA8,
+ ctx_GRAY8_to_RGBA8, ctx_RGBA8_to_GRAY8, ctx_composite_convert, ctx_setup_RGBA8,
+#endif
+ },
+#endif
+#if CTX_ENABLE_GRAYA8
+ {
+#if CTX_NATIVE_GRAYA8
+ CTX_FORMAT_GRAYA8, 2, 16, 2, 0, 0, CTX_FORMAT_GRAYA8,
+ ctx_GRAYA8_to_RGBA8, ctx_RGBA8_to_GRAYA8, NULL, ctx_setup_GRAYA8,
+#else
+ CTX_FORMAT_GRAYA8, 2, 16, 4, 0, 0, CTX_FORMAT_RGBA8,
+ ctx_GRAYA8_to_RGBA8, ctx_RGBA8_to_GRAYA8, ctx_composite_convert, ctx_setup_RGBA8,
+#endif
+ },
+#endif
+#if CTX_ENABLE_RGB332
+ {
+ CTX_FORMAT_RGB332, 3, 8, 4, 10, 12, CTX_FORMAT_RGBA8,
+ ctx_RGB332_to_RGBA8, ctx_RGBA8_to_RGB332,
+ ctx_composite_convert, ctx_setup_RGBA8,
+ },
+#endif
+#if CTX_ENABLE_RGB565
+ {
+ CTX_FORMAT_RGB565, 3, 16, 4, 32, 64, CTX_FORMAT_RGBA8,
+ ctx_RGB565_to_RGBA8, ctx_RGBA8_to_RGB565,
+ ctx_composite_RGB565, ctx_setup_RGBA8,
+ },
+#endif
+#if CTX_ENABLE_RGB565_BYTESWAPPED
+ {
+ CTX_FORMAT_RGB565_BYTESWAPPED, 3, 16, 4, 32, 64, CTX_FORMAT_RGBA8,
+ ctx_RGB565_BS_to_RGBA8,
+ ctx_RGBA8_to_RGB565_BS,
+ ctx_composite_RGB565_BS, ctx_setup_RGBA8,
+ },
+#endif
+#if CTX_ENABLE_CMYKAF
+ {
+ CTX_FORMAT_CMYKAF, 5, 160, 4 * 5, 0, 0, CTX_FORMAT_CMYKAF,
+ NULL, NULL, NULL, ctx_setup_CMYKAF,
+ },
+#endif
+#if CTX_ENABLE_CMYKA8
+ {
+ CTX_FORMAT_CMYKA8, 5, 40, 4 * 5, 0, 0, CTX_FORMAT_CMYKAF,
+ NULL, NULL, ctx_composite_CMYKA8, ctx_setup_CMYKAF,
+ },
+#endif
+#if CTX_ENABLE_CMYK8
+ {
+ CTX_FORMAT_CMYK8, 5, 32, 4 * 5, 0, 0, CTX_FORMAT_CMYKAF,
+ NULL, NULL, ctx_composite_CMYK8, ctx_setup_CMYKAF,
+ },
+#endif
+#if CTX_ENABLE_YUV420
+ {
+ CTX_FORMAT_YUV420, 1, 8, 4, 0, 0, CTX_FORMAT_RGBA8,
+ NULL, NULL, ctx_composite_convert, ctx_setup_RGBA8,
+ },
+#endif
+ {
+ CTX_FORMAT_NONE
+ }
+};
- {"control-up", "^↑", "\033[1;5A"},
- {"control-down", "^↓", "\033[1;5B"},
- {"control-right", "^→", "\033[1;5C"},
- {"control-left", "^←", "\033[1;5D"},
- /* putty */
- {"control-up", "^↑", "\033OA"},
- {"control-down", "^↓", "\033OB"},
- {"control-right", "^→", "\033OC"},
- {"control-left", "^←", "\033OD"},
+CtxPixelFormatInfo *
+ctx_pixel_format_info (CtxPixelFormat format)
+{
+ for (unsigned int i = 0; ctx_pixel_formats[i].pixel_format; i++)
+ {
+ if (ctx_pixel_formats[i].pixel_format == format)
+ {
+ return &ctx_pixel_formats[i];
+ }
+ }
+ return NULL;
+}
- {"control-shift-up", "^⇧↑", "\033[1;6A"},
- {"control-shift-down", "^⇧↓", "\033[1;6B"},
- {"control-shift-right", "^⇧→", "\033[1;6C"},
- {"control-shift-left", "^⇧←", "\033[1;6D"},
+#endif
+#if CTX_RASTERIZER
+#define CTX_AA_HALFSTEP2 (CTX_FULL_AA/2)
+#define CTX_AA_HALFSTEP ((CTX_FULL_AA/2)+1)
- {"control-up", "^↑", "\033Oa"},
- {"control-down", "^↓", "\033Ob"},
- {"control-right", "^→", "\033Oc"},
- {"control-left", "^←", "\033Od"},
+static void
+ctx_gradient_cache_prime (CtxRasterizer *rasterizer);
- {"shift-up", "⇧↑", "\033[a"},
- {"shift-down", "⇧↓", "\033[b"},
- {"shift-right", "⇧→", "\033[c"},
- {"shift-left", "⇧←", "\033[d"},
+static inline void
+_ctx_setup_compositor (CtxRasterizer *rasterizer)
+{
+ if (CTX_UNLIKELY (rasterizer->comp_op==0))
+ {
+ rasterizer->format->setup (rasterizer);
+#if CTX_GRADIENTS
+#if CTX_GRADIENT_CACHE
+ switch (rasterizer->state->gstate.source_fill.type)
+ {
+ case CTX_SOURCE_LINEAR_GRADIENT:
+ case CTX_SOURCE_RADIAL_GRADIENT:
+ ctx_gradient_cache_prime (rasterizer);
+ break;
+ case CTX_SOURCE_TEXTURE:
- {"insert", "ins", "\033[2~"},
- {"delete", "del", "\033[3~"},
- {"page-up", "PgUp", "\033[5~"},
- {"page-down", "PdDn", "\033[6~"},
- {"home", "Home", "\033OH"},
- {"end", "End", "\033OF"},
- {"home", "Home", "\033[H"},
- {"end", "End", "\033[F"},
- {"control-delete", "^del", "\033[3;5~"},
- {"shift-delete", "⇧del", "\033[3;2~"},
- {"control-shift-delete","^⇧del", "\033[3;6~"},
+ _ctx_matrix_multiply (&rasterizer->state->gstate.source_fill.transform,
+ &rasterizer->state->gstate.source_fill.set_transform,
+ &rasterizer->state->gstate.transform);
- {"F1", "F1", "\033[11~"},
- {"F2", "F2", "\033[12~"},
- {"F3", "F3", "\033[13~"},
- {"F4", "F4", "\033[14~"},
- {"F1", "F1", "\033OP"},
- {"F2", "F2", "\033OQ"},
- {"F3", "F3", "\033OR"},
- {"F4", "F4", "\033OS"},
- {"F5", "F5", "\033[15~"},
- {"F6", "F6", "\033[16~"},
- {"F7", "F7", "\033[17~"},
- {"F8", "F8", "\033[18~"},
- {"F9", "F9", "\033[19~"},
- {"F9", "F9", "\033[20~"},
- {"F10", "F10", "\033[21~"},
- {"F11", "F11", "\033[22~"},
- {"F12", "F12", "\033[23~"},
- {"tab", "↹", {9, '\0'}},
- {"shift-tab", "shift+↹", "\033[Z"},
- {"backspace", "⌫", {127, '\0'}},
- {"space", "␣", " "},
- {"esc", "␛", "\033"},
- {"return", "⏎", {10,0}},
- {"return", "⏎", {13,0}},
- /* this section could be autogenerated by code */
- {"control-a", "^A", {1,0}},
- {"control-b", "^B", {2,0}},
- {"control-c", "^C", {3,0}},
- {"control-d", "^D", {4,0}},
- {"control-e", "^E", {5,0}},
- {"control-f", "^F", {6,0}},
- {"control-g", "^G", {7,0}},
- {"control-h", "^H", {8,0}}, /* backspace? */
- {"control-i", "^I", {9,0}}, /* tab */
- {"control-j", "^J", {10,0}},
- {"control-k", "^K", {11,0}},
- {"control-l", "^L", {12,0}},
- {"control-n", "^N", {14,0}},
- {"control-o", "^O", {15,0}},
- {"control-p", "^P", {16,0}},
- {"control-q", "^Q", {17,0}},
- {"control-r", "^R", {18,0}},
- {"control-s", "^S", {19,0}},
- {"control-t", "^T", {20,0}},
- {"control-u", "^U", {21,0}},
- {"control-v", "^V", {22,0}},
- {"control-w", "^W", {23,0}},
- {"control-x", "^X", {24,0}},
- {"control-y", "^Y", {25,0}},
- {"control-z", "^Z", {26,0}},
- {"alt-0", "%0", "\0330"},
- {"alt-1", "%1", "\0331"},
- {"alt-2", "%2", "\0332"},
- {"alt-3", "%3", "\0333"},
- {"alt-4", "%4", "\0334"},
- {"alt-5", "%5", "\0335"},
- {"alt-6", "%6", "\0336"},
- {"alt-7", "%7", "\0337"}, /* backspace? */
- {"alt-8", "%8", "\0338"},
- {"alt-9", "%9", "\0339"},
- {"alt-+", "%+", "\033+"},
- {"alt--", "%-", "\033-"},
- {"alt-/", "%/", "\033/"},
- {"alt-a", "%A", "\033a"},
- {"alt-b", "%B", "\033b"},
- {"alt-c", "%C", "\033c"},
- {"alt-d", "%D", "\033d"},
- {"alt-e", "%E", "\033e"},
- {"alt-f", "%F", "\033f"},
- {"alt-g", "%G", "\033g"},
- {"alt-h", "%H", "\033h"}, /* backspace? */
- {"alt-i", "%I", "\033i"},
- {"alt-j", "%J", "\033j"},
- {"alt-k", "%K", "\033k"},
- {"alt-l", "%L", "\033l"},
- {"alt-n", "%N", "\033m"},
- {"alt-n", "%N", "\033n"},
- {"alt-o", "%O", "\033o"},
- {"alt-p", "%P", "\033p"},
- {"alt-q", "%Q", "\033q"},
- {"alt-r", "%R", "\033r"},
- {"alt-s", "%S", "\033s"},
- {"alt-t", "%T", "\033t"},
- {"alt-u", "%U", "\033u"},
- {"alt-v", "%V", "\033v"},
- {"alt-w", "%W", "\033w"},
- {"alt-x", "%X", "\033x"},
- {"alt-y", "%Y", "\033y"},
- {"alt-z", "%Z", "\033z"},
- {"shift-tab", "shift-↹", {27, 9, 0}},
- /* Linux Console */
- {"home", "Home", "\033[1~"},
- {"end", "End", "\033[4~"},
- {"F1", "F1", "\033[[A"},
- {"F2", "F2", "\033[[B"},
- {"F3", "F3", "\033[[C"},
- {"F4", "F4", "\033[[D"},
- {"F5", "F5", "\033[[E"},
- {"F6", "F6", "\033[[F"},
- {"F7", "F7", "\033[[G"},
- {"F8", "F8", "\033[[H"},
- {"F9", "F9", "\033[[I"},
- {"F10", "F10", "\033[[J"},
- {"F11", "F11", "\033[[K"},
- {"F12", "F12", "\033[[L"},
- {"ok", "", "\033[0n"},
- {NULL, }
-};
+ ctx_matrix_invert (&rasterizer->state->gstate.source_fill.transform);
-static struct termios orig_attr; /* in order to restore at exit */
-static int nc_is_raw = 0;
-static int atexit_registered = 0;
-static int mouse_mode = NC_MOUSE_NONE;
+ if (!rasterizer->state->gstate.source_fill.texture.buffer->color_managed)
+ _ctx_texture_prepare_color_management (rasterizer,
+ rasterizer->state->gstate.source_fill.texture.buffer);
+ break;
+ }
+#endif
+#endif
+ }
+}
-static void _nc_noraw (void)
+#define CTX_FULL_AA 15
+inline static void
+ctx_rasterizer_apply_coverage (CtxRasterizer *rasterizer,
+ uint8_t * dst,
+ int x,
+ uint8_t * coverage,
+ int count)
{
- if (nc_is_raw && tcsetattr (STDIN_FILENO, TCSAFLUSH, &orig_attr) != -1)
- nc_is_raw = 0;
+ if (CTX_UNLIKELY(rasterizer->format->apply_coverage))
+ rasterizer->format->apply_coverage(rasterizer, dst, rasterizer->color, x, coverage, count);
+ else
+ /* it is faster to dispatch in this condition, than using a shared
+ * direct trampoline
+ */
+ rasterizer->comp_op (rasterizer, dst, rasterizer->color, x, coverage, count);
}
-void
-nc_at_exit (void)
+static void
+ctx_rasterizer_gradient_add_stop (CtxRasterizer *rasterizer, float pos, float *rgba)
{
- printf (TERMINAL_MOUSE_OFF);
- printf (XTERM_ALTSCREEN_OFF);
- _nc_noraw();
- fprintf (stdout, "\e[?25h");
- //if (ctx_native_events)
- fprintf (stdout, "\e[?201l");
- fprintf (stdout, "\e[?1049l");
+ /* FIXME XXX we only have one gradient, but might need separate gradients
+ * for fill/stroke !
+ *
+ */
+ CtxGradient *gradient = &rasterizer->state->gradient;
+ CtxGradientStop *stop = &gradient->stops[gradient->n_stops];
+ stop->pos = pos;
+ ctx_color_set_rgba (rasterizer->state, & (stop->color), rgba[0], rgba[1], rgba[2], rgba[3]);
+ if (gradient->n_stops < 15) //we'll keep overwriting the last when out of stops
+ { gradient->n_stops++; }
}
-static const char *mouse_get_event_int (Ctx *n, int *x, int *y)
+static inline int ctx_rasterizer_add_point (CtxRasterizer *rasterizer, int x1, int y1)
{
- static int prev_state = 0;
- const char *ret = "mouse-motion";
- float relx, rely;
- signed char buf[3];
- read (n->mouse_fd, buf, 3);
- relx = buf[1];
- rely = -buf[2];
-
- n->mouse_x += relx * 0.1;
- n->mouse_y += rely * 0.1;
-
- if (n->mouse_x < 1) n->mouse_x = 1;
- if (n->mouse_y < 1) n->mouse_y = 1;
- if (n->mouse_x >= n->events.width) n->mouse_x = n->events.width;
- if (n->mouse_y >= n->events.height) n->mouse_y = n->events.height;
-
- if (x) *x = n->mouse_x;
- if (y) *y = n->mouse_y;
-
- if ((prev_state & 1) != (buf[0] & 1))
- {
- if (buf[0] & 1) ret = "mouse-press";
- }
- else if (buf[0] & 1)
- ret = "mouse-drag";
-
- if ((prev_state & 2) != (buf[0] & 2))
- {
- if (buf[0] & 2) ret = "mouse2-press";
- }
- else if (buf[0] & 2)
- ret = "mouse2-drag";
+ CtxSegment entry = {CTX_EDGE, {{0},}};
+ rasterizer->scan_min = ctx_mini (y1, rasterizer->scan_min);
+ rasterizer->scan_max = ctx_maxi (y1, rasterizer->scan_max);
- if ((prev_state & 4) != (buf[0] & 4))
- {
- if (buf[0] & 4) ret = "mouse1-press";
- }
- else if (buf[0] & 4)
- ret = "mouse1-drag";
+ rasterizer->col_min = ctx_mini (x1, rasterizer->col_min);
+ rasterizer->col_max = ctx_maxi (x1, rasterizer->col_max);
- prev_state = buf[0];
- return ret;
+ entry.data.s16[2]=x1;
+ entry.data.s16[3]=y1;
+ return ctx_drawlist_add_single (&rasterizer->edge_list, (CtxEntry*)&entry);
}
-static const char *mev_type = NULL;
-static int mev_x = 0;
-static int mev_y = 0;
-static int mev_q = 0;
-
-static const char *mouse_get_event (Ctx *n, int *x, int *y)
-{
- if (!mev_q)
- return NULL;
- *x = mev_x;
- *y = mev_y;
- mev_q = 0;
- return mev_type;
-}
+#if 0
+#define CTX_SHAPE_CACHE_PRIME1 7853
+#define CTX_SHAPE_CACHE_PRIME2 4129
+#define CTX_SHAPE_CACHE_PRIME3 3371
+#define CTX_SHAPE_CACHE_PRIME4 4221
+#else
+#define CTX_SHAPE_CACHE_PRIME1 283
+#define CTX_SHAPE_CACHE_PRIME2 599
+#define CTX_SHAPE_CACHE_PRIME3 101
+#define CTX_SHAPE_CACHE_PRIME4 661
+#endif
-static int mouse_has_event (Ctx *n)
-{
- struct timeval tv;
- int retval;
+float ctx_shape_cache_rate = 0.0;
+#if CTX_SHAPE_CACHE
+int _ctx_shape_cache_enabled = 1;
- if (mouse_mode == NC_MOUSE_NONE)
- return 0;
+//static CtxShapeCache ctx_cache = {{NULL,}, 0};
- if (mev_q)
- return 1;
+static long ctx_shape_cache_hits = 0;
+static long ctx_shape_cache_misses = 0;
- if (n->mouse_fd == 0)
- return 0;
- return 0;
- {
- fd_set rfds;
- FD_ZERO (&rfds);
- FD_SET(n->mouse_fd, &rfds);
- tv.tv_sec = 0; tv.tv_usec = 0;
- retval = select (n->mouse_fd+1, &rfds, NULL, NULL, &tv);
+/* this returns the buffer to use for rendering, it always
+ succeeds..
+ */
+static inline CtxShapeEntry *ctx_shape_entry_find (CtxRasterizer *rasterizer, uint32_t hash, int width, int
height)
+{
+ /* use both some high and some low bits */
+ int entry_no = ( (hash >> 10) ^ (hash & 1023) ) % CTX_SHAPE_CACHE_ENTRIES;
+ int i;
+ {
+ static int i = 0;
+ i++;
+ if (i>1000)
+ {
+ ctx_shape_cache_rate = ctx_shape_cache_hits * 100.0 / (ctx_shape_cache_hits+ctx_shape_cache_misses);
+ i = 0;
+ ctx_shape_cache_hits = 0;
+ ctx_shape_cache_misses = 0;
+ }
}
+// XXX : this 1 one is needed to silence a false positive:
+// ==90718== Invalid write of size 1
+// ==90718== at 0x1189EF: ctx_rasterizer_generate_coverage (ctx.h:4786)
+// ==90718== by 0x118E57: ctx_rasterizer_rasterize_edges (ctx.h:4907)
+//
+ int size = sizeof (CtxShapeEntry) + width * height + 1;
- if (retval != 0)
+ i = entry_no;
+ if (rasterizer->shape_cache.entries[i])
{
- int nx = 0, ny = 0;
- const char *type = mouse_get_event_int (n, &nx, &ny);
-
- if ((mouse_mode < NC_MOUSE_DRAG && mev_type && !strcmp (mev_type, "drag")) ||
- (mouse_mode < NC_MOUSE_ALL && mev_type && !strcmp (mev_type, "motion")))
+ CtxShapeEntry *entry = rasterizer->shape_cache.entries[i];
+ int old_size = sizeof (CtxShapeEntry) + width + height + 1;
+ if (entry->hash == hash &&
+ entry->width == width &&
+ entry->height == height)
{
- mev_q = 0;
- return mouse_has_event (n);
+ if (entry->uses < 1<<30)
+ { entry->uses++; }
+ ctx_shape_cache_hits ++;
+ return entry;
}
- if ((mev_type && !strcmp (type, mev_type) && !strcmp (type, "mouse-motion")) ||
- (mev_type && !strcmp (type, mev_type) && !strcmp (type, "mouse1-drag")) ||
- (mev_type && !strcmp (type, mev_type) && !strcmp (type, "mouse2-drag")))
- {
- if (nx == mev_x && ny == mev_y)
- {
- mev_q = 0;
- return mouse_has_event (n);
- }
- }
- mev_x = nx;
- mev_y = ny;
- mev_type = type;
- mev_q = 1;
+ if (old_size >= size)
+ {
+ }
+ else
+ {
+ rasterizer->shape_cache.entries[i] = NULL;
+ rasterizer->shape_cache.size -= entry->width * entry->height;
+ rasterizer->shape_cache.size -= sizeof (CtxShapeEntry);
+ free (entry);
+ rasterizer->shape_cache.entries[i] = (CtxShapeEntry *) calloc (size, 1);
+ }
}
- return retval != 0;
+ else
+ {
+ rasterizer->shape_cache.entries[i] = (CtxShapeEntry *) calloc (size, 1);
+ }
+
+ ctx_shape_cache_misses ++;
+ rasterizer->shape_cache.size += size;
+ rasterizer->shape_cache.entries[i]->hash = hash;
+ rasterizer->shape_cache.entries[i]->width = width;
+ rasterizer->shape_cache.entries[i]->height = height;
+ rasterizer->shape_cache.entries[i]->uses = 0;
+ return rasterizer->shape_cache.entries[i];
}
+#endif
-static int _nc_raw (void)
+static uint32_t ctx_rasterizer_poly_to_hash (CtxRasterizer *rasterizer)
{
- struct termios raw;
- if (!isatty (STDIN_FILENO))
- return -1;
- if (!atexit_registered)
+ int x = 0;
+ int y = 0;
+
+ CtxSegment *entry = (CtxSegment*)&rasterizer->edge_list.entries[0];
+
+ int ox = entry->data.s16[2];
+ int oy = entry->data.s16[3];
+ uint32_t hash = rasterizer->edge_list.count;
+ hash = ox;//(ox % CTX_SUBDIV);
+ hash *= CTX_SHAPE_CACHE_PRIME1;
+ hash += oy; //(oy % CTX_RASTERIZER_AA);
+ for (int i = 0; i < rasterizer->edge_list.count; i++)
{
- atexit (nc_at_exit);
- atexit_registered = 1;
+ CtxSegment *entry = &(((CtxSegment*)(rasterizer->edge_list.entries)))[i];
+ x = entry->data.s16[2];
+ y = entry->data.s16[3];
+ int dx = x-ox;
+ int dy = y-oy;
+ ox = x;
+ oy = y;
+ hash *= CTX_SHAPE_CACHE_PRIME3;
+ hash += dx;
+ hash *= CTX_SHAPE_CACHE_PRIME4;
+ hash += dy;
}
- if (tcgetattr (STDIN_FILENO, &orig_attr) == -1)
- return -1;
- raw = orig_attr; /* modify the original mode */
- raw.c_iflag &= ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON);
- raw.c_oflag &= ~(OPOST);
- raw.c_lflag &= ~(ECHO | ICANON | IEXTEN | ISIG);
- raw.c_cc[VMIN] = 1; raw.c_cc[VTIME] = 0; /* 1 byte, no timer */
- if (tcsetattr (STDIN_FILENO, TCSAFLUSH, &raw) < 0)
- return -1;
- nc_is_raw = 1;
-#if !__COSMOPOLITAN__
- tcdrain(STDIN_FILENO);
- tcflush(STDIN_FILENO, 1);
+ return hash;
+}
+
+static uint32_t ctx_rasterizer_poly_to_edges (CtxRasterizer *rasterizer)
+{
+ int x = 0;
+ int y = 0;
+ int count = rasterizer->edge_list.count;
+ if (CTX_UNLIKELY (count == 0))
+ return 0;
+#if CTX_SHAPE_CACHE
+ CtxSegment *entry = (CtxSegment*)&rasterizer->edge_list.entries[0];
+ int ox = entry->data.s16[2];
+ int oy = entry->data.s16[3];
+ uint32_t hash = rasterizer->edge_list.count;
+ hash = (ox & CTX_SUBDIV);
+ hash *= CTX_SHAPE_CACHE_PRIME1;
+ hash += (oy & CTX_SUBDIV);
+#endif
+ for (int i = 0; i < count; i++)
+ {
+ CtxSegment *entry = &(((CtxSegment*)(rasterizer->edge_list.entries)))[i];
+ if (entry->code != CTX_NEW_EDGE)
+ {
+ entry->data.s16[0] = x;
+ entry->data.s16[1] = y;
+ }
+ else
+ {
+ entry->code = CTX_EDGE;
+#if CTX_SHAPE_CACHE
+ hash *= CTX_SHAPE_CACHE_PRIME2;
+#endif
+ }
+ x = entry->data.s16[2];
+ y = entry->data.s16[3];
+#if CTX_SHAPE_CACHE
+ int dx = x-ox;
+ int dy = y-oy;
+ ox = x;
+ oy = y;
+ hash *= CTX_SHAPE_CACHE_PRIME3;
+ hash += dx;
+ hash *= CTX_SHAPE_CACHE_PRIME4;
+ hash += dy;
#endif
+ if (entry->data.s16[3] < entry->data.s16[1])
+ {
+ *entry = ctx_segment_s16 (CTX_EDGE_FLIPPED,
+ entry->data.s16[2], entry->data.s16[3],
+ entry->data.s16[0], entry->data.s16[1]);
+ }
+ }
+#if CTX_SHAPE_CACHE
+ return hash;
+#else
return 0;
+#endif
}
-static int match_keycode (const char *buf, int length, const NcKeyCode **ret)
+static inline void ctx_rasterizer_finish_shape (CtxRasterizer *rasterizer)
{
- int i;
- int matches = 0;
+ if (rasterizer->has_shape && rasterizer->has_prev)
+ {
+ ctx_rasterizer_line_to (rasterizer, rasterizer->first_x, rasterizer->first_y);
+ rasterizer->has_prev = 0;
+ }
+}
- if (!strncmp (buf, "\033[M", MIN(length,3)))
+static inline void ctx_rasterizer_move_to (CtxRasterizer *rasterizer, float x, float y)
+{
+ float tx = x; float ty = y;
+ int aa = 15;//rasterizer->aa;
+ rasterizer->x = x;
+ rasterizer->y = y;
+ rasterizer->first_x = x;
+ rasterizer->first_y = y;
+ rasterizer->has_prev = -1;
+ if (rasterizer->uses_transforms)
{
- if (length >= 6)
- return 9001;
- return 2342;
+ _ctx_user_to_device (rasterizer->state, &tx, &ty);
}
- for (i = 0; keycodes[i].nick; i++)
- if (!strncmp (buf, keycodes[i].sequence, length))
+
+ tx = (tx - rasterizer->blit_x) * CTX_SUBDIV;
+ ty = ty * aa;
+
+ rasterizer->scan_min = ctx_mini (ty, rasterizer->scan_min);
+ rasterizer->scan_max = ctx_maxi (ty, rasterizer->scan_max);
+
+ rasterizer->col_min = ctx_mini (tx, rasterizer->col_min);
+ rasterizer->col_max = ctx_maxi (tx, rasterizer->col_max);
+}
+
+static inline void ctx_rasterizer_line_to (CtxRasterizer *rasterizer, float x, float y)
+{
+ float tx = x;
+ float ty = y;
+ float ox = rasterizer->x;
+ float oy = rasterizer->y;
+ if ((rasterizer->uses_transforms))
+ {
+ _ctx_user_to_device (rasterizer->state, &tx, &ty);
+ }
+ tx -= rasterizer->blit_x;
+#define MIN_Y -1000
+#define MAX_Y 1400
+
+ ty = ctx_maxf (MIN_Y, ty);
+ ty = ctx_minf (MAX_Y, ty);
+
+ ctx_rasterizer_add_point (rasterizer, tx * CTX_SUBDIV, ty * CTX_FULL_AA);//rasterizer->aa);
+
+ if (CTX_UNLIKELY(rasterizer->has_prev<=0))
+ {
+ if ((rasterizer->uses_transforms))
{
- matches ++;
- if ((int)strlen (keycodes[i].sequence) == length && ret)
- {
- *ret = &keycodes[i];
- return 1;
- }
+ // storing transformed would save some processing for a tiny
+ // amount of runtime RAM XXX
+ _ctx_user_to_device (rasterizer->state, &ox, &oy);
}
- if (matches != 1 && ret)
- *ret = NULL;
- return matches==1?2:matches;
+ ox -= rasterizer->blit_x;
+ oy = ctx_maxf (oy, MIN_Y);
+ oy = ctx_minf (oy, MAX_Y);
+ CtxSegment *entry = & ((CtxSegment*)rasterizer->edge_list.entries)[rasterizer->edge_list.count-1];
+ entry->data.s16[0] = ox * CTX_SUBDIV;
+ entry->data.s16[1] = oy * CTX_FULL_AA;
+ entry->code = CTX_NEW_EDGE;
+ rasterizer->has_prev = 1;
+ }
+ rasterizer->has_shape = 1;
+ rasterizer->y = y;
+ rasterizer->x = x;
}
-static void nc_resize_term (int dummy)
+
+CTX_INLINE static float
+ctx_bezier_sample_1d (float x0, float x1, float x2, float x3, float dt)
{
- size_changed = 1;
+ float ab = ctx_lerpf (x0, x1, dt);
+ float bc = ctx_lerpf (x1, x2, dt);
+ float cd = ctx_lerpf (x2, x3, dt);
+ float abbc = ctx_lerpf (ab, bc, dt);
+ float bccd = ctx_lerpf (bc, cd, dt);
+ return ctx_lerpf (abbc, bccd, dt);
}
-int ctx_nct_has_event (Ctx *n, int delay_ms)
+inline static void
+ctx_bezier_sample (float x0, float y0,
+ float x1, float y1,
+ float x2, float y2,
+ float x3, float y3,
+ float dt, float *x, float *y)
{
- struct timeval tv;
- int retval;
- fd_set rfds;
+ *x = ctx_bezier_sample_1d (x0, x1, x2, x3, dt);
+ *y = ctx_bezier_sample_1d (y0, y1, y2, y3, dt);
+}
- if (size_changed)
- return 1;
- FD_ZERO (&rfds);
- FD_SET (STDIN_FILENO, &rfds);
- tv.tv_sec = 0; tv.tv_usec = delay_ms * 1000;
- retval = select (1, &rfds, NULL, NULL, &tv);
- if (size_changed)
- return 1;
- return retval == 1 && retval != -1;
+static inline void
+ctx_rasterizer_bezier_divide (CtxRasterizer *rasterizer,
+ float ox, float oy,
+ float x0, float y0,
+ float x1, float y1,
+ float x2, float y2,
+ float sx, float sy,
+ float ex, float ey,
+ float s,
+ float e,
+ int iteration,
+ float tolerance)
+{
+ float t = (s + e) * 0.5f;
+ float x, y, lx, ly, dx, dy;
+ ctx_bezier_sample (ox, oy, x0, y0, x1, y1, x2, y2, t, &x, &y);
+ if (iteration)
+ {
+ lx = ctx_lerpf (sx, ex, t);
+ ly = ctx_lerpf (sy, ey, t);
+ dx = lx - x;
+ dy = ly - y;
+ if (CTX_UNLIKELY( (dx*dx+dy*dy) < tolerance))
+ /* bailing - because for the mid-point straight line difference is
+ tiny */
+ { return; }
+ dx = sx - ex;
+ dy = ey - ey;
+ if (CTX_UNLIKELY( (dx*dx+dy*dy) < tolerance))
+ /* bailing on tiny segments */
+ { return; }
+ }
+ if (iteration < 8)
+ {
+ ctx_rasterizer_bezier_divide (rasterizer, ox, oy, x0, y0, x1, y1, x2, y2,
+ sx, sy, x, y, s, t, iteration + 1,
+ tolerance);
+ ctx_rasterizer_line_to (rasterizer, x, y);
+ ctx_rasterizer_bezier_divide (rasterizer, ox, oy, x0, y0, x1, y1, x2, y2,
+ x, y, ex, ey, t, e, iteration + 1,
+ tolerance);
+ }
}
-const char *ctx_nct_get_event (Ctx *n, int timeoutms, int *x, int *y)
+static void
+ctx_rasterizer_curve_to (CtxRasterizer *rasterizer,
+ float x0, float y0,
+ float x1, float y1,
+ float x2, float y2)
{
- unsigned char buf[20];
- int length;
+ //float tolerance =
+ // 1.0f*(ctx_pow2 (rasterizer->state->gstate.transform.m[0][0]) +
+ // ctx_pow2 (rasterizer->state->gstate.transform.m[1][1]));
+ float tolerance = ctx_matrix_get_scale (&rasterizer->state->gstate.transform);
+ float ox = rasterizer->x;
+ float oy = rasterizer->y;
+ //tolerance *= tolerance;
+ tolerance = 2.0/(tolerance*tolerance);
+ ox = rasterizer->state->x;
+ oy = rasterizer->state->y;
+ //tolerance = 10.0/(tolerance*tolerance);
+ //tolerance = 10.0f/tolerance;
+#if 0 // skipping this to preserve hash integrity
+ if (tolerance == 1.0f || 1)
+ {
+ float maxx = ctx_maxf (x1,x2);
+ maxx = ctx_maxf (maxx, ox);
+ maxx = ctx_maxf (maxx, x0);
+ float maxy = ctx_maxf (y1,y2);
+ maxy = ctx_maxf (maxy, oy);
+ maxy = ctx_maxf (maxy, y0);
+ float minx = ctx_minf (x1,x2);
+ minx = ctx_minf (minx, ox);
+ minx = ctx_minf (minx, x0);
+ float miny = ctx_minf (y1,y2);
+ miny = ctx_minf (miny, oy);
+ miny = ctx_minf (miny, y0);
+
+ _ctx_user_to_device (rasterizer->state, &minx, &miny);
+ _ctx_user_to_device (rasterizer->state, &maxx, &maxy);
+#if 1
+ if(
+ (minx > rasterizer->blit_x + rasterizer->blit_width) ||
+ (miny > rasterizer->blit_y + rasterizer->blit_height) ||
+ (maxx < rasterizer->blit_x) ||
+ (maxy < rasterizer->blit_y) )
+ {
+ }
+ else
+#endif
+ {
+ ctx_rasterizer_bezier_divide (rasterizer,
+ ox, oy, x0, y0,
+ x1, y1, x2, y2,
+ ox, oy, x2, y2,
+ 0.0f, 1.0f, 0.0f, tolerance);
+ }
+ }
+ else
+#endif
+ {
+ ctx_rasterizer_bezier_divide (rasterizer,
+ ox, oy, x0, y0,
+ x1, y1, x2, y2,
+ ox, oy, x2, y2,
+ 0.0f, 1.0f, 0.0f, tolerance);
+ }
+ ctx_rasterizer_line_to (rasterizer, x2, y2);
+}
+static void
+ctx_rasterizer_rel_move_to (CtxRasterizer *rasterizer, float x, float y)
+{
+ //if (CTX_UNLIKELY(x == 0.f && y == 0.f))
+ //{ return; }
+ x += rasterizer->x;
+ y += rasterizer->y;
+ ctx_rasterizer_move_to (rasterizer, x, y);
+}
- if (x) *x = -1;
- if (y) *y = -1;
+static void
+ctx_rasterizer_rel_line_to (CtxRasterizer *rasterizer, float x, float y)
+{
+ //if (CTX_UNLIKELY(x== 0.f && y==0.f))
+ // { return; }
+ x += rasterizer->x;
+ y += rasterizer->y;
+ ctx_rasterizer_line_to (rasterizer, x, y);
+}
- if (!signal_installed)
- {
- _nc_raw ();
- signal_installed = 1;
- signal (SIGWINCH, nc_resize_term);
- }
- if (mouse_mode) // XXX too often to do it all the time!
- printf("%s", mouse_modes[mouse_mode]);
+static void
+ctx_rasterizer_rel_curve_to (CtxRasterizer *rasterizer,
+ float x0, float y0, float x1, float y1, float x2, float y2)
+{
+ x0 += rasterizer->x;
+ y0 += rasterizer->y;
+ x1 += rasterizer->x;
+ y1 += rasterizer->y;
+ x2 += rasterizer->x;
+ y2 += rasterizer->y;
+ ctx_rasterizer_curve_to (rasterizer, x0, y0, x1, y1, x2, y2);
+}
+
+static int
+ctx_rasterizer_find_texture (CtxRasterizer *rasterizer,
+ const char *eid)
+{
+ int no;
+ for (no = 0; no < CTX_MAX_TEXTURES; no++)
{
- int elapsed = 0;
- int got_event = 0;
+ if (rasterizer->texture_source->texture[no].data &&
+ rasterizer->texture_source->texture[no].eid &&
+ !strcmp (rasterizer->texture_source->texture[no].eid, eid))
+ return no;
+ }
+ return -1;
+}
- do {
- if (size_changed)
- {
- size_changed = 0;
- return "size-changed";
- }
- got_event = mouse_has_event (n);
- if (!got_event)
- got_event = ctx_nct_has_event (n, MIN(DELAY_MS, timeoutms-elapsed));
- if (size_changed)
- {
- size_changed = 0;
- return "size-changed";
- }
- /* only do this if the client has asked for idle events,
- * and perhaps programmed the ms timer?
- */
- elapsed += MIN(DELAY_MS, timeoutms-elapsed);
- if (!got_event && timeoutms && elapsed >= timeoutms)
- return "idle";
- } while (!got_event);
+static void
+ctx_rasterizer_set_texture (CtxRasterizer *rasterizer,
+ const char *eid,
+ float x,
+ float y)
+{
+ int is_stroke = (rasterizer->state->source != 0);
+ CtxSource *source = is_stroke && (rasterizer->state->gstate.source_stroke.type != CTX_SOURCE_INHERIT_FILL)?
+ &rasterizer->state->gstate.source_stroke:
+ &rasterizer->state->gstate.source_fill;
+ rasterizer->state->source = 0;
+
+ int no = ctx_rasterizer_find_texture (rasterizer, eid);
+ if (no < 0 || no >= CTX_MAX_TEXTURES) { no = 0; }
+ if (rasterizer->texture_source->texture[no].data == NULL)
+ {
+ fprintf (stderr, "ctx tex fail %p %s %i\n", rasterizer->texture_source, eid, no);
+ return;
+ }
+ else
+ {
+ rasterizer->texture_source->texture[no].frame = rasterizer->texture_source->frame;
}
+ source->type = CTX_SOURCE_TEXTURE;
+ source->texture.buffer = &rasterizer->texture_source->texture[no];
+ ctx_matrix_identity (&source->set_transform);
+ ctx_matrix_translate (&source->set_transform, x, y);
+}
- if (mouse_has_event (n))
- return mouse_get_event (n, x, y);
- for (length = 0; length < 10; length ++)
- if (read (STDIN_FILENO, &buf[length], 1) != -1)
- {
- const NcKeyCode *match = NULL;
+static void ctx_rasterizer_define_texture (CtxRasterizer *rasterizer,
+ const char *eid,
+ int width,
+ int height,
+ int format,
+ char unsigned *data)
+{
+ _ctx_texture_lock (); // we're using the same texture_source from all threads, keeping allocaitons down
+ // need synchronizing (it could be better to do a pre-pass)
+ ctx_texture_init (rasterizer->texture_source,
+ eid,
+ width,
+ height,
+ ctx_pixel_format_get_stride ((CtxPixelFormat)format, width),
+ (CtxPixelFormat)format,
+#if CTX_ENABLE_CM
+ (void*)rasterizer->state->gstate.texture_space,
+#else
+ NULL,
+#endif
+ data,
+ ctx_buffer_pixels_free, (void*)23);
+ /* when userdata for ctx_buffer_pixels_free is 23, texture_init dups the data on
+ * use
+ */
- /* special case ESC, so that we can use it alone in keybindings */
- if (length == 0 && buf[0] == 27)
- {
- struct timeval tv;
- fd_set rfds;
- FD_ZERO (&rfds);
- FD_SET (STDIN_FILENO, &rfds);
- tv.tv_sec = 0;
- tv.tv_usec = 1000 * DELAY_MS;
- if (select (1, &rfds, NULL, NULL, &tv) == 0)
- return "esc";
- }
+ ctx_rasterizer_set_texture (rasterizer, eid, 0.0, 0.0);
+ _ctx_texture_unlock ();
+}
- switch (match_keycode ((const char*)buf, length + 1, &match))
- {
- case 1: /* unique match */
- if (!match)
- return NULL;
- if (!strcmp(match->nick, "ok"))
- {
- ctx_frame_ack = 1;
- return NULL;
- }
- return match->nick;
- break;
- case 9001: /* mouse event */
- if (x) *x = ((unsigned char)buf[4]-32)*1.0;
- if (y) *y = ((unsigned char)buf[5]-32)*1.0;
- switch (buf[3])
- {
- /* XXX : todo reduce this to less string constants */
- case 32: return "mouse-press";
- case 33: return "mouse1-press";
- case 34: return "mouse2-press";
- case 40: return "alt-mouse-press";
- case 41: return "alt-mouse1-press";
- case 42: return "alt-mouse2-press";
- case 48: return "control-mouse-press";
- case 49: return "control-mouse1-press";
- case 50: return "control-mouse2-press";
- case 56: return "alt-control-mouse-press";
- case 57: return "alt-control-mouse1-press";
- case 58: return "alt-control-mouse2-press";
- case 64: return "mouse-drag";
- case 65: return "mouse1-drag";
- case 66: return "mouse2-drag";
- case 71: return "mouse-motion"; /* shift+motion */
- case 72: return "alt-mouse-drag";
- case 73: return "alt-mouse1-drag";
- case 74: return "alt-mouse2-drag";
- case 75: return "mouse-motion"; /* alt+motion */
- case 80: return "control-mouse-drag";
- case 81: return "control-mouse1-drag";
- case 82: return "control-mouse2-drag";
- case 83: return "mouse-motion"; /* ctrl+motion */
- case 91: return "mouse-motion"; /* ctrl+alt+motion */
- case 95: return "mouse-motion"; /* ctrl+alt+shift+motion */
- case 96: return "scroll-up";
- case 97: return "scroll-down";
- case 100: return "shift-scroll-up";
- case 101: return "shift-scroll-down";
- case 104: return "alt-scroll-up";
- case 105: return "alt-scroll-down";
- case 112: return "control-scroll-up";
- case 113: return "control-scroll-down";
- case 116: return "control-shift-scroll-up";
- case 117: return "control-shift-scroll-down";
- case 35: /* (or release) */
- case 51: /* (or ctrl-release) */
- case 43: /* (or alt-release) */
- case 67: return "mouse-motion";
- /* have a separate mouse-drag ? */
- default: {
- static char rbuf[100];
- sprintf (rbuf, "mouse (unhandled state: %i)", buf[3]);
- return rbuf;
- }
- }
- case 0: /* no matches, bail*/
- {
- static char ret[256];
- if (length == 0 && ctx_utf8_len (buf[0])>1) /* single unicode
- char */
- {
- int n_read =
- read (STDIN_FILENO, &buf[length+1], ctx_utf8_len(buf[0])-1);
- if (n_read)
- {
- buf[ctx_utf8_len(buf[0])]=0;
- strcpy (ret, (const char*)buf);
- }
- return ret;
- }
- if (length == 0) /* ascii */
- {
- buf[1]=0;
- strcpy (ret, (const char*)buf);
- return ret;
- }
- sprintf (ret, "unhandled %i:'%c' %i:'%c' %i:'%c' %i:'%c' %i:'%c' %i:'%c' %i:'%c'",
- length>=0? buf[0]: 0, length>=0? buf[0]>31?buf[0]:'?': ' ',
- length>=1? buf[1]: 0, length>=1? buf[1]>31?buf[1]:'?': ' ',
- length>=2? buf[2]: 0, length>=2? buf[2]>31?buf[2]:'?': ' ',
- length>=3? buf[3]: 0, length>=3? buf[3]>31?buf[3]:'?': ' ',
- length>=4? buf[4]: 0, length>=4? buf[4]>31?buf[4]:'?': ' ',
- length>=5? buf[5]: 0, length>=5? buf[5]>31?buf[5]:'?': ' ',
- length>=6? buf[6]: 0, length>=6? buf[6]>31?buf[6]:'?': ' ');
- return ret;
- }
- return NULL;
- default: /* continue */
- break;
- }
- }
- else
- return "key read eek";
- return "fail";
+
+CTX_INLINE static int ctx_compare_edges (const void *ap, const void *bp)
+{
+ const CtxSegment *a = (const CtxSegment *) ap;
+ const CtxSegment *b = (const CtxSegment *) bp;
+ return a->data.s16[1] - b->data.s16[1];
}
-int ctx_nct_consume_events (Ctx *ctx)
+CTX_INLINE static int ctx_edge_qsort_partition (CtxSegment *A, int low, int high)
{
- int ix, iy;
- CtxCtx *ctxctx = (CtxCtx*)ctx->renderer;
- const char *event = NULL;
+ CtxSegment pivot = A[ (high+low) /2];
+ int i = low;
+ int j = high;
+ while (i <= j)
+ {
+ while (ctx_compare_edges (&A[i], &pivot) < 0) { i ++; }
+ while (ctx_compare_edges (&pivot, &A[j]) < 0) { j --; }
+ if (i <= j)
+ {
+ CtxSegment tmp = A[i];
+ A[i] = A[j];
+ A[j] = tmp;
+ i++;
+ j--;
+ }
+ }
+ return i;
+}
+static inline void ctx_edge_qsort (CtxSegment *entries, int low, int high)
+{
{
- float x, y;
- event = ctx_nct_get_event (ctx, 50, &ix, &iy);
+ int p = ctx_edge_qsort_partition (entries, low, high);
+ if (low < p -1 )
+ { ctx_edge_qsort (entries, low, p - 1); }
+ if (low < high)
+ { ctx_edge_qsort (entries, p, high); }
+ }
+}
- x = (ix - 1.0 + 0.5) / ctxctx->cols * ctx->events.width;
- y = (iy - 1.0) / ctxctx->rows * ctx->events.height;
+static CTX_INLINE void ctx_rasterizer_sort_edges (CtxRasterizer *rasterizer)
+{
+ ctx_edge_qsort ((CtxSegment*)& (rasterizer->edge_list.entries[0]), 0, rasterizer->edge_list.count-1);
+}
- if (!strcmp (event, "mouse-press"))
- {
- ctx_pointer_press (ctx, x, y, 0, 0);
- ctxctx->was_down = 1;
- } else if (!strcmp (event, "mouse-release"))
- {
- ctx_pointer_release (ctx, x, y, 0, 0);
- ctxctx->was_down = 0;
- } else if (!strcmp (event, "mouse-motion"))
- {
- //nct_set_cursor_pos (backend->term, ix, iy);
- //nct_flush (backend->term);
- if (ctxctx->was_down)
- {
- ctx_pointer_release (ctx, x, y, 0, 0);
- ctxctx->was_down = 0;
- }
- ctx_pointer_motion (ctx, x, y, 0, 0);
- } else if (!strcmp (event, "mouse-drag"))
- {
- ctx_pointer_motion (ctx, x, y, 0, 0);
- } else if (!strcmp (event, "size-changed"))
+static inline void ctx_rasterizer_discard_edges (CtxRasterizer *rasterizer)
+{
+ int scanline = rasterizer->scanline;
+ int limit3 = CTX_RASTERIZER_AA_SLOPE_LIMIT3;
+ if (rasterizer->fast_aa)
+ limit3 = CTX_RASTERIZER_AA_SLOPE_LIMIT3_FAST_AA;
+ CtxSegment *segments = &((CtxSegment*)(rasterizer->edge_list.entries))[0];
+ for (int i = 0; i < rasterizer->active_edges; i++)
{
+ CtxSegment *segment = segments + rasterizer->edges[i];
+ int edge_end = segment->data.s16[3]-1;
+ if (CTX_LIKELY(edge_end < scanline))
+ {
+
+ int dx_dy = abs(segment->delta);
+ rasterizer->needs_aa3 -= (dx_dy > limit3);
+ rasterizer->needs_aa5 -= (dx_dy > CTX_RASTERIZER_AA_SLOPE_LIMIT5);
+ rasterizer->needs_aa15 -= (dx_dy > CTX_RASTERIZER_AA_SLOPE_LIMIT15);
+ rasterizer->edges[i] = rasterizer->edges[rasterizer->active_edges-1];
+ rasterizer->active_edges--;
+ i--;
+ }
+ else if (edge_end < scanline + CTX_FULL_AA)
+ rasterizer->ending_edges++;
+ }
#if 0
- int width = nct_sys_terminal_width ();
- int height = nct_sys_terminal_height ();
- nct_set_size (backend->term, width, height);
- width *= CPX;
- height *= CPX;
- free (mrg->glyphs);
- free (mrg->styles);
- free (backend->nct_pixels);
- backend->nct_pixels = calloc (width * height * 4, 1);
- mrg->glyphs = calloc ((width/CPX) * (height/CPX) * 4, 1);
- mrg->styles = calloc ((width/CPX) * (height/CPX) * 1, 1);
- mrg_set_size (mrg, width, height);
- mrg_queue_draw (mrg, NULL);
+ // we should - but for 99% of the cases we do not need to, so we skip it
+ for (int i = 0; i < rasterizer->pending_edges; i++)
+ {
+ int edge_end =
((CtxSegment*)(rasterizer->edge_list.entries))[rasterizer->edges[CTX_MAX_EDGES-1-i]].data.s16[3]-1;
+ if (edge_end < scanline + CTX_FULL_AA)
+ rasterizer->ending_edges++;
+ }
#endif
+}
+inline static void ctx_rasterizer_increment_edges (CtxRasterizer *rasterizer, int count)
+{
+ rasterizer->scanline += count;
+ CtxSegment *segments = &((CtxSegment*)(rasterizer->edge_list.entries))[0];
+ for (int i = 0; i < rasterizer->active_edges; i++)
+ {
+ CtxSegment *segment = segments + rasterizer->edges[i];
+ segment->val += segment->delta * count;
}
- else
+ for (int i = 0; i < rasterizer->pending_edges; i++)
{
- if (!strcmp (event, "esc"))
- ctx_key_press (ctx, 0, "escape", 0);
- else if (!strcmp (event, "space"))
- ctx_key_press (ctx, 0, "space", 0);
- else if (!strcmp (event, "enter"))
- ctx_key_press (ctx, 0, "\n", 0);
- else if (!strcmp (event, "return"))
- ctx_key_press (ctx, 0, "return", 0);
- else if (!strcmp (event, "idle"))
- {
- }
- else
- ctx_key_press (ctx, 0, event, 0);
+ CtxSegment *segment = segments + rasterizer->edges[CTX_MAX_EDGES-1-i];
+ segment->val += segment->delta * count;
}
- }
+}
- return 1;
+/* feeds up to rasterizer->scanline,
+ keeps a pending buffer of edges - that encompass
+ the full incoming scanline,
+ feed until the start of the scanline and check for need for aa
+ in all of pending + active edges, then
+ again feed_edges until middle of scanline if doing non-AA
+ or directly render when doing AA
+*/
+CTX_INLINE static void ctx_edge2_insertion_sort (CtxSegment *segments, int *entries, int count)
+{
+ for(int i=1; i<count; i++)
+ {
+ int temp = entries[i];
+ int j = i-1;
+ while (j >= 0 && segments[temp].val - segments[entries[j]].val < 0)
+ {
+ entries[j+1] = entries[j];
+ j--;
+ }
+ entries[j+1] = temp;
+ }
}
-const char *ctx_native_get_event (Ctx *n, int timeoutms)
+CTX_INLINE static int ctx_edge2_compare2 (CtxSegment *segments, int a, int b)
{
- static unsigned char buf[256];
- int length;
+ CtxSegment *seg_a = &segments[a];
+ CtxSegment *seg_b = &segments[b];
+ int minval_a = ctx_mini (seg_a->val - seg_a->delta * CTX_AA_HALFSTEP2, seg_a->val + seg_a->delta *
CTX_AA_HALFSTEP);
+ int minval_b = ctx_mini (seg_b->val - seg_b->delta * CTX_AA_HALFSTEP2, seg_b->val + seg_b->delta *
CTX_AA_HALFSTEP);
+ return minval_a - minval_b;
+}
- if (!signal_installed)
+CTX_INLINE static void ctx_edge2_insertion_sort2 (CtxSegment *segments, int *entries, int count)
+{
+ for(int i=1; i<count; i++)
+ {
+ int temp = entries[i];
+ int j = i-1;
+ while (j >= 0 && ctx_edge2_compare2 (segments, temp, entries[j]) < 0)
+ {
+ entries[j+1] = entries[j];
+ j--;
+ }
+ entries[j+1] = temp;
+ }
+}
+
+inline static void ctx_rasterizer_feed_edges (CtxRasterizer *rasterizer, int apply2_sort)
+{
+ int miny;
+ CtxSegment *entries = (CtxSegment*)&rasterizer->edge_list.entries[0];
+ rasterizer->horizontal_edges = 0;
+ rasterizer->ending_edges = 0;
+ for (int i = 0; i < rasterizer->pending_edges; i++)
{
- _nc_raw ();
- signal_installed = 1;
- signal (SIGWINCH, nc_resize_term);
+ if (entries[rasterizer->edges[CTX_MAX_EDGES-1-i]].data.s16[1] - 1 <= rasterizer->scanline)
+ {
+ if (CTX_LIKELY(rasterizer->active_edges < CTX_MAX_EDGES-2))
+ {
+ int no = rasterizer->active_edges;
+ rasterizer->active_edges++;
+ rasterizer->edges[no] = rasterizer->edges[CTX_MAX_EDGES-1-i];
+ rasterizer->edges[CTX_MAX_EDGES-1-i] =
+ rasterizer->edges[CTX_MAX_EDGES-1-rasterizer->pending_edges + 1];
+ rasterizer->pending_edges--;
+ i--;
+ }
+ }
}
-//if (mouse_mode) // XXX too often to do it all the time!
-// printf("%s", mouse_modes[mouse_mode]);
+ int limit3 = CTX_RASTERIZER_AA_SLOPE_LIMIT3;
+ if (rasterizer->fast_aa)
+ limit3 = CTX_RASTERIZER_AA_SLOPE_LIMIT3_FAST_AA;
+ int scanline = rasterizer->scanline;
+ int edge_pos = rasterizer->edge_pos;
+ int edge_count = rasterizer->edge_list.count;
+ int *edges = rasterizer->edges;
+ while ((edge_pos < edge_count &&
+ (miny=entries[edge_pos].data.s16[1]-1) <= scanline + CTX_FULL_AA))
+ {
+ int maxy=entries[edge_pos].data.s16[3]-1;
+ if ((rasterizer->active_edges < CTX_MAX_EDGES-2 &&
+ maxy >= scanline))
+ {
+ int dy = (entries[edge_pos].data.s16[3] - 1 - miny);
+ if ((dy))
+ {
+ int yd = scanline - miny;
+ int no = rasterizer->active_edges;
+ rasterizer->active_edges++;
+ int index = edges[no] = edge_pos;
+ int x0 = entries[index].data.s16[0];
+ int x1 = entries[index].data.s16[2];
+ int dx_dy = CTX_RASTERIZER_EDGE_MULTIPLIER * (x1 - x0) / dy;
+ entries[index].delta = dx_dy;
+ entries[index].val = x0 * CTX_RASTERIZER_EDGE_MULTIPLIER +
+ (yd * dx_dy);
- int got_event = 0;
- {
- int elapsed = 0;
+ {
+ int abs_dx_dy = abs(dx_dy);
+ rasterizer->needs_aa3 += (abs_dx_dy > limit3);
+ rasterizer->needs_aa5 += (abs_dx_dy > CTX_RASTERIZER_AA_SLOPE_LIMIT5);
+ rasterizer->needs_aa15 += (abs_dx_dy > CTX_RASTERIZER_AA_SLOPE_LIMIT15);
+ }
- do {
- if (size_changed)
- {
- size_changed = 0;
- return "size-changed";
+ if ((miny > scanline) )
+ {
+ /* it is a pending edge - we add it to the end of the array
+ and keep a different count for items stored here, like
+ a heap and stack growing against each other
+ */
+ if ((rasterizer->pending_edges < CTX_MAX_PENDING-1))
+ {
+ edges[CTX_MAX_EDGES-1-rasterizer->pending_edges] =
+ rasterizer->edges[no];
+ rasterizer->pending_edges++;
+ rasterizer->active_edges--;
+ }
+ }
+ }
+ else
+ rasterizer->horizontal_edges ++;
}
- got_event = ctx_nct_has_event (n, MIN(DELAY_MS, timeoutms-elapsed));
- if (size_changed)
+ edge_pos++;
+ }
+ rasterizer->edge_pos = edge_pos;
+ ctx_rasterizer_discard_edges (rasterizer);
+ if (apply2_sort)
+ ctx_edge2_insertion_sort2 ((CtxSegment*)rasterizer->edge_list.entries, rasterizer->edges,
rasterizer->active_edges);
+ else
+ ctx_edge2_insertion_sort ((CtxSegment*)rasterizer->edge_list.entries, rasterizer->edges,
rasterizer->active_edges);
+}
+
+
+#undef CTX_CMPSWP
+
+static inline void ctx_coverage_post_process (CtxRasterizer *rasterizer, int minx, int maxx, uint8_t
*coverage, int *first_col, int *last_col)
+{
+ int scanline = rasterizer->scanline;
+#if CTX_ENABLE_SHADOW_BLUR
+ if (CTX_UNLIKELY(rasterizer->in_shadow))
+ {
+ float radius = rasterizer->state->gstate.shadow_blur;
+ int dim = 2 * radius + 1;
+ if (CTX_UNLIKELY (dim > CTX_MAX_GAUSSIAN_KERNEL_DIM))
+ dim = CTX_MAX_GAUSSIAN_KERNEL_DIM;
+ {
+ uint16_t temp[maxx-minx+1];
+ memset (temp, 0, sizeof (temp));
+ for (int x = dim/2; x < maxx-minx + 1 - dim/2; x ++)
+ for (int u = 0; u < dim; u ++)
{
- size_changed = 0;
- return "size-changed";
+ temp[x] += coverage[minx+x+u-dim/2] * rasterizer->kernel[u] * 256;
}
- /* only do this if the client has asked for idle events,
- * and perhaps programmed the ms timer?
- */
- elapsed += MIN(DELAY_MS, timeoutms-elapsed);
- if (!got_event && timeoutms && elapsed >= timeoutms)
- {
- return "idle";
- }
- } while (!got_event);
+ for (int x = 0; x < maxx-minx + 1; x ++)
+ coverage[minx+x] = temp[x] >> 8;
+ }
}
+#endif
- for (length = 0; got_event && length < 200; length ++)
+#if CTX_ENABLE_CLIP
+ if (CTX_UNLIKELY(rasterizer->clip_buffer && !rasterizer->clip_rectangle))
{
- if (read (STDIN_FILENO, &buf[length], 1) != -1)
- {
- buf[length+1] = 0;
- if (!strcmp ((char*)buf, "\e[0n"))
- {
- ctx_frame_ack = 1;
- return NULL;
- }
- else if (buf[length]=='\n')
- {
- buf[length]=0;
- return (const char*)buf;
- }
- }
- got_event = ctx_nct_has_event (n, 5);
+ /* perhaps not working right for clear? */
+ int y = scanline / 15;//rasterizer->aa;
+ uint8_t *clip_line = &((uint8_t*)(rasterizer->clip_buffer->data))[rasterizer->blit_width*y];
+ // XXX SIMD candidate
+ for (int x = minx; x <= maxx; x ++)
+ {
+#if CTX_1BIT_CLIP
+ coverage[x] = (coverage[x] * ((clip_line[x/8]&(1<<(x&8)))?255:0))/255;
+#else
+ coverage[x] = (255 + coverage[x] * clip_line[x])>>8;
+#endif
}
- return NULL;
-}
-
-const char *ctx_key_get_label (Ctx *n, const char *nick)
-{
- int j;
- int found = -1;
- for (j = 0; keycodes[j].nick; j++)
- if (found == -1 && !strcmp (keycodes[j].nick, nick))
- return keycodes[j].label;
- return NULL;
-}
-
-void _ctx_mouse (Ctx *term, int mode)
-{
- //if (term->is_st && mode > 1)
- // mode = 1;
- if (mode != mouse_mode)
+ }
+ if (CTX_UNLIKELY(rasterizer->aa == 1))
{
- printf ("%s", mouse_modes[mode]);
- fflush (stdout);
+ for (int x = minx; x <= maxx; x ++)
+ coverage[x] = coverage[x] > 127?255:0;
}
- mouse_mode = mode;
+#endif
}
+#define CTX_EDGE(no) entries[edges[no]]
+#define CTX_EDGE_YMIN (segment->data.s16[1]-1)
-#endif
+#define UPDATE_PARITY \
+ { \
+ if (scanline!=CTX_EDGE_YMIN)\
+ parity = (fill_rule)? \
+ parity + -1+2*(segment->code == CTX_EDGE_FLIPPED) : \
+ 1 - parity;\
+ }
-#if !__COSMOPOLITAN__
-#include <sys/time.h>
-#endif
+inline static void
+ctx_rasterizer_generate_coverage (CtxRasterizer *rasterizer,
+ int minx,
+ int maxx,
+ uint8_t *coverage,
+ int fill_rule,
+ const uint8_t aa_factor)
+{
+ fill_rule = fill_rule == CTX_FILL_RULE_WINDING;
+ CtxSegment *entries = (CtxSegment*)(&rasterizer->edge_list.entries[0]);
+ int *edges = rasterizer->edges;
+ int scanline = rasterizer->scanline;
+ int active_edges = rasterizer->active_edges;
+ int parity = 0;
+ coverage -= minx;
+ uint8_t fraction = 255/aa_factor;
+ for (int t = 0; t < active_edges -1;t++)
+ {
+ CtxSegment *segment = &entries[edges[t]];
+ UPDATE_PARITY;
+ if (parity)
+ {
+ CtxSegment *next_segment = &entries[edges[t+1]];
+ const int x0 = segment->val;
+ const int x1 = next_segment->val;
+ int graystart = x0 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/256);
+ int grayend = x1 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/256);
+ int first = graystart >> 8;
+ int last = grayend >> 8;
-#define usecs(time) ((uint64_t)(time.tv_sec - start_time.tv_sec) * 1000000 + time. tv_usec)
+ if ((first < minx))
+ {
+ first = minx;
+ graystart=0;
+ }
+ if ((last > maxx))
+ {
+ last = maxx;
+ grayend=255;
+ }
-#if CTX_EVENTS
-#if !__COSMOPOLITAN__
-#if CTX_THREADS
-#include <threads.h>
-#endif
+ graystart = fraction- (graystart&0xff)/aa_factor;
+ grayend = (grayend & 0xff) / aa_factor;
+
+ if (first < last)
+ {
+ coverage[first] += graystart;
+ for (int x = first + 1; x < last; x++)
+ coverage[x] += fraction;
+ coverage[last] += grayend;
+ }
+ else if (first == last)
+ coverage[first] += (graystart-(fraction-grayend));
+ }
+ }
+}
+
+inline static void
+ctx_rasterizer_generate_coverage_set (CtxRasterizer *rasterizer,
+ int minx,
+ int maxx,
+ uint8_t *coverage,
+ int fill_rule)
+{
+ fill_rule = fill_rule == CTX_FILL_RULE_WINDING;
+ CtxSegment *entries = (CtxSegment*)(&rasterizer->edge_list.entries[0]);
+ int *edges = rasterizer->edges;
+ int scanline = rasterizer->scanline;
+ int active_edges = rasterizer->active_edges;
+ int parity = 0;
+ coverage -= minx;
+ for (int t = 0; t < active_edges -1;t++)
+ {
+ CtxSegment *segment = &entries[edges[t]];
+ UPDATE_PARITY;
+
+ if (parity)
+ {
+ CtxSegment *next_segment = &entries[edges[t+1]];
+ const int x0 = segment->val;
+ const int x1 = next_segment->val;
+ int graystart = x0 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/256);
+ int grayend = x1 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/256);
+ int first = graystart >> 8;
+ int last = grayend >> 8;
+
+ if ((first < minx))
+ {
+ first = minx;
+ graystart=0;
+ }
+ if ((last > maxx))
+ {
+ last = maxx;
+ grayend=255;
+ }
+
+ graystart = 255 - (graystart&0xff);
+ grayend = (grayend & 0xff);
+
+ if (first < last)
+ {
+ coverage[first] += graystart;
+#if 0
+ for (int x = first + 1; x < last; x++)
+ coverage[x] = 255;
+#else
+ memset(&coverage[first+1], 255, last-(first+1));
#endif
-static struct timeval start_time;
+ coverage[last] += grayend;
+ }
+ else if (first == last)
+ coverage[first] += (graystart-(255-grayend));
+ }
+ }
+}
-static void
-_ctx_init_ticks (void)
+static inline uint32_t
+ctx_over_RGBA8 (uint32_t dst, uint32_t src, uint32_t cov)
{
- static int done = 0;
- if (done)
- return;
- done = 1;
- gettimeofday (&start_time, NULL);
+ uint32_t si_ga = (src & 0xff00ff00) >> 8;
+ uint32_t si_rb = src & 0x00ff00ff;
+ uint32_t si_a = si_ga >> 16;
+ uint32_t rcov = ((255+si_a * cov)>>8)^255;
+ uint32_t di_ga = ( dst & 0xff00ff00) >> 8;
+ uint32_t di_rb = dst & 0x00ff00ff;
+ return
+ ((((si_rb * cov) + 0xff00ff + (di_rb * rcov)) & 0xff00ff00) >> 8) |
+ (((si_ga * cov) + 0xff00ff + (di_ga * rcov)) & 0xff00ff00);
}
-static inline unsigned long
-_ctx_ticks (void)
+
+static inline uint32_t
+ctx_over_RGBA8_full (uint32_t dst, uint32_t src)
{
- struct timeval measure_time;
- gettimeofday (&measure_time, NULL);
- return usecs (measure_time) - usecs (start_time);
+ uint32_t si_ga = (src & 0xff00ff00) >> 8;
+ uint32_t si_rb = src & 0x00ff00ff;
+ uint32_t si_a = si_ga >> 16;
+ uint32_t rcov = si_a^255;
+ uint32_t di_ga = (dst & 0xff00ff00) >> 8;
+ uint32_t di_rb = dst & 0x00ff00ff;
+ return
+ ((((si_rb * 255) + 0xff00ff + (di_rb * rcov)) & 0xff00ff00) >> 8) |
+ (((si_ga * 255) + 0xff00ff + (di_ga * rcov)) & 0xff00ff00);
}
-unsigned long
-ctx_ticks (void)
+static inline uint32_t
+ctx_over_RGBA8_2 (uint32_t dst, uint32_t si_ga, uint32_t si_rb, uint32_t si_a, uint32_t cov)
{
- _ctx_init_ticks ();
- return _ctx_ticks ();
+ uint32_t rcov = ((si_a * cov)/255)^255;
+ uint32_t di_ga = (dst & 0xff00ff00) >> 8;
+ uint32_t di_rb = dst & 0x00ff00ff;
+ return
+ ((((si_rb * cov) + 0xff00ff + (di_rb * rcov)) & 0xff00ff00) >> 8) |
+ (((si_ga * cov) + 0xff00ff + (di_ga * rcov)) & 0xff00ff00);
}
-uint32_t ctx_ms (Ctx *ctx)
+static inline uint32_t
+ctx_over_RGBA8_full_2 (uint32_t dst, uint32_t si_ga_full, uint32_t si_rb_full, uint32_t si_a)
{
- return _ctx_ticks () / 1000;
+ uint32_t rcov = si_a^255;
+ uint32_t di_ga = ( dst & 0xff00ff00) >> 8;
+ uint32_t di_rb = dst & 0x00ff00ff;
+ return
+ ((((si_rb_full) + (di_rb * rcov)) & 0xff00ff00) >> 8) |
+ (((si_ga_full) + (di_ga * rcov)) & 0xff00ff00);
}
+static inline void ctx_span_set_color (uint32_t *dst_pix, uint32_t val, int count)
+{
+ if (count>0)
+ while(count--)
+ *dst_pix++=val;
+}
-typedef enum _CtxFlags CtxFlags;
+inline static void
+ctx_rasterizer_generate_coverage_apply (CtxRasterizer *rasterizer,
+ int minx,
+ int maxx,
+ uint8_t *coverage,
+ int fill_rule,
+ CtxCovPath comp)
+{
+ fill_rule = fill_rule == CTX_FILL_RULE_WINDING;
+ CtxSegment *entries = (CtxSegment*)(&rasterizer->edge_list.entries[0]);
+ int *edges = rasterizer->edges;
+ int scanline = rasterizer->scanline;
+ const int bpp = rasterizer->format->bpp/8;
+ int active_edges = rasterizer->active_edges;
+ int parity = 0;
+ const uint32_t src_pix = ((uint32_t*)rasterizer->color)[0];
+ const uint32_t si_ga = ((uint32_t*)rasterizer->color)[1];
+ const uint32_t si_rb = ((uint32_t*)rasterizer->color)[2];
+ const uint32_t si_ga_full = ((uint32_t*)rasterizer->color)[3];
+ const uint32_t si_rb_full = ((uint32_t*)rasterizer->color)[4];
+ const uint32_t si_a = si_ga >> 16;
+
+ uint8_t *dst = ( (uint8_t *) rasterizer->buf) +
+ (rasterizer->blit_stride * (scanline / CTX_FULL_AA));
+ int accumulator_x=0;
+ uint8_t accumulated = 0;
+ for (int t = 0; t < active_edges -1;t++)
+ {
+ CtxSegment *segment = &entries[edges[t]];
+ UPDATE_PARITY;
-enum _CtxFlags {
- CTX_FLAG_DIRECT = (1<<0),
-};
+ if (parity)
+ {
+ CtxSegment *next_segment = &entries[edges[t+1]];
+ const int x0 = segment->val;
+ const int x1 = next_segment->val;
+ int graystart = x0 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/256);
+ int grayend = x1 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/256);
+ int first = graystart >> 8;
+ int last = grayend >> 8;
+ if ((first < minx))
+ {
+ first = minx;
+ graystart=0;
+ }
+ if ((last > maxx))
+ {
+ last = maxx;
+ grayend=255;
+ }
-int _ctx_max_threads = 1;
-int _ctx_enable_hash_cache = 1;
-#if CTX_SHAPE_CACHE
-extern int _ctx_shape_cache_enabled;
-#endif
+ graystart = 255 - (graystart&0xff);
+ grayend = (grayend & 0xff);
-#if CTX_THREADS
-static mtx_t _ctx_texture_mtx;
-#endif
+ if (accumulated)
+ {
+ if (accumulator_x == first)
+ {
+ graystart += accumulated;
+ }
+ else
+ {
+ uint32_t* dst_pix = (uint32_t*)(&dst[(accumulator_x*bpp)]);
+ switch (comp)
+ {
+ case CTX_COV_PATH_COPY:
+ *dst_pix = ctx_lerp_RGBA8_2(*dst_pix, si_ga, si_rb, accumulated);
+ break;
+ case CTX_COV_PATH_OVER:
+ *dst_pix = ctx_over_RGBA8_2(*dst_pix, si_ga, si_rb, si_a, accumulated);
+ break;
+ default:
+ ctx_rasterizer_apply_coverage (rasterizer, (uint8_t*)dst_pix, accumulator_x, &accumulated,
1);
+ }
+ }
+ accumulated = 0;
+ }
-void _ctx_texture_lock (void)
-{
-#if CTX_THREADS
- mtx_lock (&_ctx_texture_mtx);
-#endif
-}
+ if (first < last)
+ {
+ switch (comp)
+ {
+ case CTX_COV_PATH_COPY:
+ {
+ uint32_t* dst_pix = (uint32_t*)(&dst[(first *bpp)]);
+ *dst_pix = ctx_lerp_RGBA8_2(*dst_pix, si_ga, si_rb, graystart);
-void _ctx_texture_unlock (void)
-{
-#if CTX_THREADS
- mtx_unlock (&_ctx_texture_mtx);
+ dst_pix++;
+ ctx_span_set_color (dst_pix, src_pix, last - first - 1);
+#if 0
+ for (int i = first + 1; i < last; i++)
+ {
+ *dst_pix = src_pix;
+ dst_pix++;
+ }
#endif
-}
+ }
+ break;
+ case CTX_COV_PATH_OVER:
+ {
+ uint32_t* dst_pix = (uint32_t*)(&dst[(first *bpp)]);
+ *dst_pix = ctx_over_RGBA8_2(*dst_pix, si_ga, si_rb, si_a, graystart);
+ dst_pix++;
+ for (int i = first + 1; i < last; i++)
+ {
+ *dst_pix = ctx_over_RGBA8_full_2(*dst_pix, si_ga_full, si_rb_full, si_a);
+ dst_pix++;
+ }
+ }
+ break;
+ case CTX_COV_PATH_COPY_FRAGMENT:
+ {
+ float u0 = 0; float v0 = 0;
+ float ud = 0; float vd = 0;
+ uint8_t gs = graystart;
+ ctx_RGBA8_source_copy_normal_fragment (rasterizer, &dst[(first * bpp)], NULL, first, &gs, 1);
+ ctx_init_uv (rasterizer, first+1, last-first-1, &u0, &v0, &ud, &vd);
+ rasterizer->fragment (rasterizer, u0, v0, &dst[(first+1)*bpp], last-first-1, ud, vd);
+ }
+ break;
+ case CTX_COV_PATH_OVER_FRAGMENT:
+ {
+ uint8_t gs = graystart;
+ ctx_RGBA8_source_over_normal_fragment (rasterizer, &dst[(first * bpp)], NULL, first, &gs, 1);
+ ctx_RGBA8_source_over_normal_full_cov_fragment (rasterizer,
+ &dst[((first+1)*bpp)], NULL, first + 1, NULL,
last-first-1);
+ }
+ break;
+ default:
+ {
+ uint8_t opaque[last-first];
+ memset (opaque, 255, sizeof (opaque));
+ opaque[0] = graystart;
+ ctx_rasterizer_apply_coverage (rasterizer,
+ &dst[(first * bpp)], first, opaque, last-first);
+ }
+ }
+ accumulated = grayend;
+ }
+ else if (first == last)
+ {
+ accumulated = (graystart-(255-grayend));
+ }
+ accumulator_x = last;
+ }
+ }
+ if (accumulated)
+ {
+ uint32_t* dst_pix = (uint32_t*)(&dst[(accumulator_x*bpp)]);
+ switch (comp)
+ {
+ case CTX_COV_PATH_COPY:
+ *dst_pix = ctx_lerp_RGBA8_2(*dst_pix, si_ga, si_rb, accumulated);
+ break;
+ case CTX_COV_PATH_OVER:
+ *dst_pix = ctx_over_RGBA8_2(*dst_pix, si_ga, si_rb, si_a, accumulated);
+ break;
+ default:
+ ctx_rasterizer_apply_coverage (rasterizer, (uint8_t*)dst_pix, accumulator_x, &accumulated, 1);
+ }
+ }
+}
-void
-ctx_init (int *argc, char ***argv)
+inline static int ctx_rasterizer_is_simple (CtxRasterizer *rasterizer)
{
-#if 0
- if (!getenv ("CTX_VERSION"))
- {
- int i;
- char *new_argv[*argc+3];
- new_argv[0] = "ctx";
- for (i = 0; i < *argc; i++)
+ if (rasterizer->fast_aa == 0 ||
+ rasterizer->ending_edges ||
+ rasterizer->pending_edges)
+ return 0;
+ int *edges = rasterizer->edges;
+ CtxSegment *segments = &((CtxSegment*)(rasterizer->edge_list.entries))[0];
+
+ int active_edges = rasterizer->active_edges;
+ for (int t = 0; t < active_edges -1;t++)
{
- new_argv[i+1] = *argv[i];
+ CtxSegment *segment0 = segments + edges[t];
+ CtxSegment *segment1 = segments + edges[t+1];
+ const int delta0 = segment0->delta;
+ const int delta1 = segment1->delta;
+ const int x0 = segment0->val;
+ const int x1 = segment1->val;
+ int x0_end = x0 + delta0 * CTX_AA_HALFSTEP;
+ int x1_end = x1 + delta1 * CTX_AA_HALFSTEP;
+ int x0_start = x0 - delta0 * CTX_AA_HALFSTEP2;
+ int x1_start = x1 - delta1 * CTX_AA_HALFSTEP2;
+ if (x1_end < x0_end ||
+ x1_start < x0_end ||
+ x1_end < x0_start
+ )
+ return 0;
}
- new_argv[i+1] = NULL;
- execvp (new_argv[0], new_argv);
- // if this fails .. we continue normal startup
- // and end up in self-hosted braille
- }
-#endif
+ return 1;
}
-int ctx_count (Ctx *ctx)
-{
- return ctx->drawlist.count;
-}
+inline static void
+ctx_rasterizer_generate_coverage_set2 (CtxRasterizer *rasterizer,
+ int minx,
+ int maxx,
+ uint8_t *coverage,
+ int fill_rule)
+{
+ fill_rule = fill_rule == CTX_FILL_RULE_WINDING;
+ CtxSegment *entries = (CtxSegment*)(&rasterizer->edge_list.entries[0]);
+ int *edges = rasterizer->edges;
+ int scanline = rasterizer->scanline;
+ int active_edges = rasterizer->active_edges;
+ int parity = 0;
-static int is_in_ctx (void)
-{
- char buf[1024];
- struct termios orig_attr;
- struct termios raw;
- tcgetattr (STDIN_FILENO, &orig_attr);
- raw = orig_attr;
- raw.c_iflag &= ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON);
- raw.c_oflag &= ~(OPOST);
- raw.c_lflag &= ~(ECHO | ICANON | IEXTEN | ISIG);
- raw.c_cc[VMIN] = 1; raw.c_cc[VTIME] = 0; /* 1 byte, no timer */
- if (tcsetattr (STDIN_FILENO, TCSAFLUSH, &raw) < 0)
- return 0;
- fprintf (stderr, "\e[?200$p");
- //tcflush(STDIN_FILENO, 1);
-#if !__COSMOPOLITAN__
- tcdrain(STDIN_FILENO);
-#endif
- int length = 0;
- usleep (1000 * 60); // to account for possibly lowish latency ssh,
- // should be made configurable ; perhaps in
- // an env var
- struct timeval tv = {0,0};
- fd_set rfds;
-
- FD_ZERO(&rfds);
- FD_SET(0, &rfds);
- tv.tv_usec = 1000 * 5;
+ coverage -= minx;
- for (int n = 0; select(1, &rfds, NULL, NULL, &tv) && n < 20; n++)
- {
- length += read (STDIN_FILENO, &buf[length], 1);
- }
- tcsetattr (STDIN_FILENO, TCSAFLUSH, &orig_attr);
- if (length == -1)
- {
- return 0;
- }
- char *semi = strchr (buf, ';');
- buf[length]=0;
- if (semi && semi[1] == '2')
- {
- return 1;
- }
- return 0;
-}
+ const int minx_ = minx * CTX_RASTERIZER_EDGE_MULTIPLIER * CTX_SUBDIV;
+ const int maxx_ = maxx * CTX_RASTERIZER_EDGE_MULTIPLIER * CTX_SUBDIV;
-extern int _ctx_damage_control;
+ for (int t = 0; t < active_edges -1;t++)
+ {
+ CtxSegment *segment = &entries[edges[t]];
+ UPDATE_PARITY;
-static void ctx_list_backends()
-{
- fprintf (stderr, "possible values for CTX_BACKEND:\n");
- fprintf (stderr, " ctx");
-#if CTX_SDL
- fprintf (stderr, " SDL");
-#endif
-#if CTX_FB
- fprintf (stderr, " fb");
- fprintf (stderr, " drm");
-#endif
- fprintf (stderr, " term");
- fprintf (stderr, " termimg");
- fprintf (stderr, "\n");
-}
+ if (parity)
+ {
+ CtxSegment *next_segment = &entries[edges[t+1]];
+ const int x0 = segment->val;
+ const int x1 = next_segment->val;
+ const int delta0 = segment->delta;
+ const int delta1 = next_segment->delta;
-Ctx *ctx_new_ui (int width, int height)
-{
-#if CTX_TILED
- if (getenv ("CTX_DAMAGE_CONTROL"))
- {
- const char * val = getenv ("CTX_DAMAGE_CONTROL");
- if (!strcmp (val, "0") ||
- !strcmp (val, "off"))
- _ctx_damage_control = 0;
- else
- _ctx_damage_control = 1;
- }
-#endif
+ int x0_start = x0 - delta0 * CTX_AA_HALFSTEP2;
+ int x1_start = x1 - delta1 * CTX_AA_HALFSTEP2;
+ int x0_end = x0 + delta0 * CTX_AA_HALFSTEP;
+ int x1_end = x1 + delta1 * CTX_AA_HALFSTEP;
- if (getenv ("CTX_HASH_CACHE"))
- {
- const char * val = getenv ("CTX_HASH_CACHE");
- if (!strcmp (val, "0"))
- _ctx_enable_hash_cache = 0;
- if (!strcmp (val, "off"))
- _ctx_enable_hash_cache = 0;
- }
-#if CTX_SHAPE_CACHE
- if (getenv ("CTX_SHAPE_CACHE"))
- {
- const char * val = getenv ("CTX_SHAPE_CACHE");
- if (!strcmp (val, "0"))
- _ctx_shape_cache_enabled = 0;
- if (!strcmp (val, "off"))
- _ctx_shape_cache_enabled = 0;
- }
-#endif
+ int graystart = x0 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/256);
+ int grayend = x1 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/256);
+ int first = graystart >> 8;
+ int last = grayend >> 8;
- if (getenv ("CTX_THREADS"))
- {
- int val = atoi (getenv ("CTX_THREADS"));
- _ctx_max_threads = val;
- }
- else
- {
- _ctx_max_threads = 2;
-#ifdef _SC_NPROCESSORS_ONLN
- _ctx_max_threads = sysconf (_SC_NPROCESSORS_ONLN) / 2;
-#endif
- }
+ first = ctx_maxi (first, minx);
+ last = ctx_mini (last, maxx);
+
+ if (first < last)
+ {
+ int pre = 1;
+ int post = 1;
+
+ if (abs(delta0) < CTX_RASTERIZER_AA_SLOPE_LIMIT3_FAST_AA)
+ {
+ graystart = 255 - (graystart&0xff);
+ coverage[first] += graystart;
+ }
+ else
+ {
+ int u0 = x0_start;
+ int u1 = x0_end;
+ if (u0 > u1)
+ {
+ int tmp = u0;
+ u0 = u1;u1=tmp;
+ }
+ u0 = ctx_maxi (u0, minx_);
+ u1 = ctx_mini (u1, maxx_);
+ u1 = ctx_maxi (u1, minx_);
+ u0 = ctx_mini (u0, maxx_);
-#if CTX_THREADS
- mtx_init (&_ctx_texture_mtx, mtx_plain);
-#endif
+ int us = u0 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV);
+ int count = 0;
- if (_ctx_max_threads < 1) _ctx_max_threads = 1;
- if (_ctx_max_threads > CTX_MAX_THREADS) _ctx_max_threads = CTX_MAX_THREADS;
+ int mod = (255-(u0 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/256) % 256)) *
+ (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/255);
+ int sum = ((u1-u0+CTX_RASTERIZER_EDGE_MULTIPLIER * CTX_SUBDIV)/255);
- //fprintf (stderr, "ctx using %i threads\n", _ctx_max_threads);
- const char *backend = getenv ("CTX_BACKEND");
+ for (int u = u0; u < u1; u+= CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV)
+ {
+ coverage[us + count] = (u - u0 + mod) / sum;
+ count++;
+ }
+ pre = (us+count-1)-first+1;
+ }
+
+ if (abs(delta1) < CTX_RASTERIZER_AA_SLOPE_LIMIT3_FAST_AA)
+ {
+ grayend = (grayend & 0xff);
+ coverage[last] += grayend;
+ }
+ else
+ {
+ int u0 = x1_start;
+ int u1 = x1_end;
+ if (u0 > u1)
+ {
+ int tmp = u0;
+ u0 = u1;u1=tmp;
+ }
+ u0 = ctx_maxi (u0, minx_);
+ u1 = ctx_mini (u1, maxx_);
+ u1 = ctx_maxi (u1, minx_);
+ u0 = ctx_mini (u0, maxx_);
+ int us = u0 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV);
+ int count = 0;
+ int mod = ((255-(u0 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/256) % 256)+64) *
+ (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/255));
+ int sum = ((u1-u0+CTX_RASTERIZER_EDGE_MULTIPLIER * CTX_SUBDIV * 1.25)/255);
+ for (int u = u0; u < u1; u+= CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV)
+ {
+ coverage[us + count] = 255-((u - u0 + mod)/ sum);
+ count++;
+ }
+ post = last-us+1;
+ }
+ for (int i = first + pre; i <= last - post; i++)
+ coverage[i] = 255;
+ }
+ else if (first == last)
+ {
+ graystart = 255 - (graystart&0xff);
+ grayend = (grayend & 0xff);
+ coverage[last]+=(graystart-(255-grayend));
+ }
+ }
+ }
+}
- if (backend && !strcmp (backend, ""))
- backend = NULL;
- if (backend && !strcmp (backend, "auto"))
- backend = NULL;
- if (backend && !strcmp (backend, "list"))
- {
- ctx_list_backends ();
- exit (-1);
- }
- Ctx *ret = NULL;
+inline static void
+ctx_rasterizer_generate_coverage_apply2 (CtxRasterizer *rasterizer,
+ int minx,
+ int maxx,
+ uint8_t *coverage,
+ int fill_rule,
+ CtxCovPath comp)
+{
+ fill_rule = fill_rule == CTX_FILL_RULE_WINDING;
+ CtxSegment *entries = (CtxSegment*)(&rasterizer->edge_list.entries[0]);
+ int *edges = rasterizer->edges;
+ int scanline = rasterizer->scanline;
+ const int bpp = rasterizer->format->bpp/8;
+ int active_edges = rasterizer->active_edges;
+ int parity = 0;
+
+ const uint32_t src_pix = ((uint32_t*)rasterizer->color)[0];
+ const uint32_t si_ga = ((uint32_t*)rasterizer->color)[1];
+ const uint32_t si_rb = ((uint32_t*)rasterizer->color)[2];
+ const uint32_t si_ga_full = ((uint32_t*)rasterizer->color)[3];
+ const uint32_t si_rb_full = ((uint32_t*)rasterizer->color)[4];
+ const uint32_t si_a = src_pix >> 24;
+
+ uint8_t *dst = ( (uint8_t *) rasterizer->buf) +
+ (rasterizer->blit_stride * (scanline / CTX_FULL_AA));
- /* we do the query on auto but not on directly set ctx
- *
- */
- if ((backend && !strcmp(backend, "ctx")) ||
- (backend == NULL && is_in_ctx ()))
- {
- if (!backend || !strcmp (backend, "ctx"))
- {
- // full blown ctx protocol - in terminal or standalone
- ret = ctx_new_ctx (width, height);
- }
- }
+ coverage -= minx;
-#if CTX_SDL
- if (!ret && getenv ("DISPLAY"))
- {
- if ((backend==NULL) || (!strcmp (backend, "SDL")))
- ret = ctx_new_sdl (width, height);
- }
-#endif
+ const int minx_ = minx * CTX_RASTERIZER_EDGE_MULTIPLIER * CTX_SUBDIV;
+ const int maxx_ = maxx * CTX_RASTERIZER_EDGE_MULTIPLIER * CTX_SUBDIV;
-#if CTX_FB
- if (!ret && !getenv ("DISPLAY"))
- {
- if ((backend==NULL) || (!strcmp (backend, "drm")))
- ret = ctx_new_fb (width, height, 1);
+ int accumulated_x0 = 65538;
+ int accumulated_x1 = 65536;
- if (!ret)
+ for (int t = 0; t < active_edges -1;t++)
{
- if ((backend==NULL) || (!strcmp (backend, "fb")))
- ret = ctx_new_fb (width, height, 0);
- }
- }
-#endif
+ CtxSegment *segment = &entries[edges[t]];
+ UPDATE_PARITY;
-#if CTX_RASTERIZER
- // braille in terminal
- if (!ret)
- {
- if ((backend==NULL) || (!strcmp (backend, "term")))
- ret = ctx_new_term (width, height);
- }
- if (!ret)
- {
- if ((backend==NULL) || (!strcmp (backend, "termimg")))
- ret = ctx_new_termimg (width, height);
- }
-#endif
- if (!ret)
- {
- fprintf (stderr, "no interactive ctx backend\n");
- ctx_list_backends ();
- exit (2);
- }
- ctx_get_event (ret); // enables events
- return ret;
-}
-#else
-void _ctx_texture_unlock (void)
-{
-}
-void _ctx_texture_lock (void)
-{
-}
+ if (parity)
+ {
+ CtxSegment *next_segment = &entries[edges[t+1]];
+ const int x0 = segment->val;
+ const int x1 = next_segment->val;
+ const int delta0 = segment->delta;
+ const int delta1 = next_segment->delta;
-#endif
-void _ctx_resized (Ctx *ctx, int width, int height, long time);
+ int x0_start = x0 - delta0 * CTX_AA_HALFSTEP2;
+ int x1_start = x1 - delta1 * CTX_AA_HALFSTEP2;
+ int x0_end = x0 + delta0 * CTX_AA_HALFSTEP;
+ int x1_end = x1 + delta1 * CTX_AA_HALFSTEP;
-void ctx_set_size (Ctx *ctx, int width, int height)
-{
-#if CTX_EVENTS
- if (ctx->events.width != width || ctx->events.height != height)
- {
- ctx->events.width = width;
- ctx->events.height = height;
- _ctx_resized (ctx, width, height, 0);
- }
-#endif
-}
+ int graystart = x0 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/256);
+ int grayend = x1 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/256);
+ int first = graystart >> 8;
+ int last = grayend >> 8;
-#if CTX_EVENTS
-typedef struct CtxIdleCb {
- int (*cb) (Ctx *ctx, void *idle_data);
- void *idle_data;
+ first = ctx_maxi (first, minx);
+ last = ctx_mini (last, maxx);
+ graystart = 255 - (graystart&0xff);
+ grayend = (grayend & 0xff);
- void (*destroy_notify)(void *destroy_data);
- void *destroy_data;
+ if (first < last)
+ {
+ int pre = 1;
+ int post = 1;
- int ticks_full;
- int ticks_remaining;
- int is_idle;
- int id;
-} CtxIdleCb;
+ if (abs(delta0) < CTX_RASTERIZER_AA_SLOPE_LIMIT3_FAST_AA)
+ {
+ coverage[first] += graystart;
-void _ctx_events_init (Ctx *ctx)
-{
- CtxEvents *events = &ctx->events;
- _ctx_init_ticks ();
- events->tap_delay_min = 40;
- events->tap_delay_max = 800;
- events->tap_delay_max = 8000000; /* quick reflexes needed making it hard for some is an argument against
very short values */
+ accumulated_x1 = first;
+ accumulated_x0 = ctx_mini (accumulated_x0, first);
+ }
+ else
+ {
+ int u0 = x0_start;
+ int u1 = x0_end;
+ if (u0 > u1)
+ {
+ int tmp = u0;
+ u0 = u1;u1=tmp;
+ }
+ u0 = ctx_maxi (u0, minx_);
+ u1 = ctx_mini (u1, maxx_);
+ u1 = ctx_maxi (u1, minx_);
+ u0 = ctx_mini (u0, maxx_);
+
+ int mod = (255-(u0 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/256) % 256)) *
+ (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/255);
+ int sum = ((u1-u0+CTX_RASTERIZER_EDGE_MULTIPLIER * CTX_SUBDIV)/255);
+
+ int us = u0 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV);
+ int count = 0;
+ for (int u = u0; u < u1; u+= CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV)
+ {
+ coverage[us + count] = (u - u0 + mod) / sum;
+ count++;
+ }
+ pre = (us+count-1)-first+1;
- events->tap_delay_hold = 1000;
- events->tap_hysteresis = 32; /* XXX: should be ppi dependent */
-}
+ if (
+ accumulated_x1-accumulated_x0>=0 &&
+ us - accumulated_x1 > 4
+ )
+ {
+ switch (comp)
+ {
+ case CTX_COV_PATH_OVER:
+ {
+ uint32_t *dst_i = (uint32_t*)&dst[((accumulated_x0) * bpp)];
+ for (int i = 0; i < accumulated_x1-accumulated_x0+1; i++)
+ {
+ *dst_i = ctx_over_RGBA8_2 (*dst_i, si_ga, si_rb, si_a, coverage[accumulated_x0+i]);
+ dst_i++;
+ }
+ }
+ break;
+ case CTX_COV_PATH_COPY:
+ {
+ uint32_t *dst_i = (uint32_t*)&dst[((accumulated_x0) * bpp)];
+ for (int i = 0; i < accumulated_x1-accumulated_x0+1; i++)
+ {
+ *dst_i = ctx_lerp_RGBA8_2 (*dst_i, si_ga, si_rb, coverage[accumulated_x0+i]);
+ dst_i++;
+ }
+ }
+ break;
+ default:
+ ctx_rasterizer_apply_coverage (rasterizer,
+ &dst[((accumulated_x0) * bpp)],
+ accumulated_x0,
+ &coverage[accumulated_x0],
+ accumulated_x1-accumulated_x0+1);
+ }
+ }
+ accumulated_x0 = ctx_mini (accumulated_x0, us);
+ accumulated_x1 = us + count - 1;
+ }
-void _ctx_idle_iteration (Ctx *ctx)
-{
- static unsigned long prev_ticks = 0;
- CtxList *l;
- CtxList *to_remove = NULL;
- unsigned long ticks = _ctx_ticks ();
- unsigned long tick_delta = (prev_ticks == 0) ? 0 : ticks - prev_ticks;
- prev_ticks = ticks;
+ if (accumulated_x1-accumulated_x0>=0)
+ {
+ switch (comp)
+ {
+ case CTX_COV_PATH_OVER:
+ {
+ uint32_t *dst_i = (uint32_t*)&dst[((accumulated_x0) * bpp)];
+ for (int i = 0; i < accumulated_x1-accumulated_x0+1; i++)
+ {
+ *dst_i = ctx_over_RGBA8_2 (*dst_i, si_ga, si_rb, si_a, coverage[accumulated_x0+i]);
+ dst_i++;
+ }
+ }
+ break;
+ case CTX_COV_PATH_COPY:
+ {
+ uint32_t *dst_i = (uint32_t*)&dst[((accumulated_x0) * bpp)];
+ for (int i = 0; i < accumulated_x1-accumulated_x0+1; i++)
+ {
+ *dst_i = ctx_lerp_RGBA8_2 (*dst_i, si_ga, si_rb, coverage[accumulated_x0+i]);
+ dst_i++;
+ }
+ }
+ break;
+ default:
+ ctx_rasterizer_apply_coverage (rasterizer,
+ &dst[((accumulated_x0) * bpp)],
+ accumulated_x0,
+ &coverage[accumulated_x0],
+ accumulated_x1-accumulated_x0+1);
+ }
+ accumulated_x0 = 65538;
+ accumulated_x1 = 65536;
+ }
- if (!ctx->events.idles)
- {
- return;
- }
- for (l = ctx->events.idles; l; l = l->next)
- {
- CtxIdleCb *item = l->data;
+ if (abs(delta1) < CTX_RASTERIZER_AA_SLOPE_LIMIT3_FAST_AA)
+ {
+ coverage[last] += grayend;
+ accumulated_x1 = last;
+ accumulated_x0 = last;
+ }
+ else
+ {
+ int u0 = x1_start;
+ int u1 = x1_end;
+ if (u0 > u1)
+ {
+ int tmp = u0;
+ u0 = u1;u1=tmp;
+ }
+ u0 = ctx_maxi (u0, minx_);
+ u1 = ctx_mini (u1, maxx_);
+ u1 = ctx_maxi (u1, minx_);
+ u0 = ctx_mini (u0, maxx_);
+ int us = u0 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV);
+ int count = 0;
+
+ int mod = ((255-(u0 / (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/256) % 256)+64) *
+ (CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV/255));
+ int sum = ((u1-u0+CTX_RASTERIZER_EDGE_MULTIPLIER * CTX_SUBDIV * 1.25)/255);
+
+ for (int u = u0; u < u1; u+= CTX_RASTERIZER_EDGE_MULTIPLIER*CTX_SUBDIV)
+ {
+ coverage[us + count] = 255-((u - u0 + mod)/ sum);
+ count++;
+ }
+ post = last-us+1;
- if (item->ticks_remaining >= 0)
- item->ticks_remaining -= tick_delta;
+ accumulated_x1 = us + count;
+ accumulated_x0 = us;
+ }
+ switch (comp)
+ {
+ case CTX_COV_PATH_COPY:
+ {
+ uint32_t* dst_pix = (uint32_t*)(&dst[(first *bpp)]);
+ dst_pix+=pre;
+ ctx_span_set_color (dst_pix, src_pix, last-first-pre-post + 1);
+ }
+ break;
+ case CTX_COV_PATH_OVER:
+ {
+ uint32_t* dst_pix = (uint32_t*)(&dst[(first *bpp)]);
+ dst_pix+=pre;
+ for (int i = first + pre; i <= last - post; i++)
+ {
+ *dst_pix = ctx_over_RGBA8_full_2(*dst_pix, si_ga_full, si_rb_full, si_a);
+ dst_pix++;
+ }
+ }
+ break;
+ case CTX_COV_PATH_COPY_FRAGMENT:
+ {
+ int width = last-first-pre-post+1;
+ if (width>0)
+ {
+ {
+ float u0 = 0; float v0 = 0;
+ float ud = 0; float vd = 0;
+ ctx_init_uv (rasterizer, first+pre, width, &u0, &v0, &ud, &vd);
+ rasterizer->fragment (rasterizer, u0, v0, &dst[(first+pre)*bpp],
width, ud, vd);
+ }
+ }
+ }
+ break;
+ case CTX_COV_PATH_OVER_FRAGMENT:
+ {
+ int width = last-first-pre-post+1;
+ if (width>0)
+ ctx_RGBA8_source_over_normal_full_cov_fragment (rasterizer,
+ &dst[((first+pre)*bpp)],
+ NULL,
+ first + pre,
+ NULL,
+ width);
+ }
+ break;
+ default:
+ {
+ int width = last-first-pre-post+1;
+ if (width > 0)
+ {
+ uint8_t opaque[width];
+ memset (opaque, 255, sizeof (opaque));
+ ctx_rasterizer_apply_coverage (rasterizer,
+ &dst[((first + pre) * bpp)],
+ first + pre,
+ opaque,
+ width);
+ }
+ }
+ }
+ //}
+ }
+ else if (first == last)
+ {
+ coverage[last]+=(graystart-(255-grayend));
- if (item->ticks_remaining < 0)
- {
- if (item->cb (ctx, item->idle_data) == 0)
- ctx_list_prepend (&to_remove, item);
- else
- item->ticks_remaining = item->ticks_full;
- }
- }
- for (l = to_remove; l; l = l->next)
- {
- CtxIdleCb *item = l->data;
- if (item->destroy_notify)
- item->destroy_notify (item->destroy_data);
- ctx_list_remove (&ctx->events.idles, l->data);
- }
+ accumulated_x1 = last;
+ accumulated_x0 = ctx_mini (accumulated_x0, last);
+ }
+ }
+ }
+
+ if (accumulated_x1-accumulated_x0>=0)
+ {
+ switch (comp)
+ {
+ case CTX_COV_PATH_OVER:
+ {
+ uint32_t *dst_i = (uint32_t*)&dst[((accumulated_x0) * bpp)];
+ for (int i = 0; i < accumulated_x1-accumulated_x0+1; i++)
+ {
+ *dst_i = ctx_over_RGBA8_2 (*dst_i, si_ga, si_rb, si_a, coverage[accumulated_x0+i]);
+ dst_i++;
+ }
+ }
+ break;
+ case CTX_COV_PATH_COPY:
+ {
+ uint32_t *dst_i = (uint32_t*)&dst[((accumulated_x0) * bpp)];
+ for (int i = 0; i < accumulated_x1-accumulated_x0+1; i++)
+ {
+ *dst_i = ctx_lerp_RGBA8_2 (*dst_i, si_ga, si_rb, coverage[accumulated_x0+i]);
+ dst_i++;
+ }
+ }
+ break;
+ default:
+ ctx_rasterizer_apply_coverage (rasterizer,
+ &dst[((accumulated_x0) * bpp)],
+ accumulated_x0,
+ &coverage[accumulated_x0],
+ accumulated_x1-accumulated_x0+1);
+ }
+ }
}
+#undef CTX_EDGE_Y0
+#undef CTX_EDGE
-void ctx_add_key_binding_full (Ctx *ctx,
- const char *key,
- const char *action,
- const char *label,
- CtxCb cb,
- void *cb_data,
- CtxDestroyNotify destroy_notify,
- void *destroy_data)
+static inline void
+ctx_rasterizer_reset (CtxRasterizer *rasterizer)
{
- CtxEvents *events = &ctx->events;
- if (events->n_bindings +1 >= CTX_MAX_KEYBINDINGS)
+ rasterizer->pending_edges = 0;
+ rasterizer->active_edges = 0;
+ rasterizer->has_shape = 0;
+ rasterizer->has_prev = 0;
+ rasterizer->edge_list.count = 0; // ready for new edges
+ rasterizer->edge_pos = 0;
+ rasterizer->scanline = 0;
+ if (CTX_LIKELY(!rasterizer->preserve))
{
- fprintf (stderr, "warning: binding overflow\n");
- return;
+ rasterizer->scan_min = 5000;
+ rasterizer->scan_max = -5000;
+ rasterizer->col_min = 5000;
+ rasterizer->col_max = -5000;
}
- events->bindings[events->n_bindings].nick = strdup (key);
- strcpy (events->bindings[events->n_bindings].nick, key);
-
- if (action)
- events->bindings[events->n_bindings].command = action ? strdup (action) : NULL;
- if (label)
- events->bindings[events->n_bindings].label = label ? strdup (label) : NULL;
- events->bindings[events->n_bindings].cb = cb;
- events->bindings[events->n_bindings].cb_data = cb_data;
- events->bindings[events->n_bindings].destroy_notify = destroy_notify;
- events->bindings[events->n_bindings].destroy_data = destroy_data;
- events->n_bindings++;
+ //rasterizer->comp_op = NULL; // keep comp_op cached
+ // between rasterizations where rendering attributes are
+ // nonchanging
}
-void ctx_add_key_binding (Ctx *ctx,
- const char *key,
- const char *action,
- const char *label,
- CtxCb cb,
- void *cb_data)
+static void
+ctx_rasterizer_rasterize_edges (CtxRasterizer *rasterizer, const int fill_rule
+#if CTX_SHAPE_CACHE
+ ,CtxShapeEntry *shape
+#endif
+ )
{
- ctx_add_key_binding_full (ctx, key, action, label, cb, cb_data, NULL, NULL);
-}
+ uint8_t *dst = ( (uint8_t *) rasterizer->buf);
-void ctx_clear_bindings (Ctx *ctx)
-{
- CtxEvents *events = &ctx->events;
- int i;
- for (i = 0; events->bindings[i].nick; i ++)
- {
- if (events->bindings[i].destroy_notify)
- events->bindings[i].destroy_notify (events->bindings[i].destroy_data);
- free (events->bindings[i].nick);
- if (events->bindings[i].command)
- free (events->bindings[i].command);
- if (events->bindings[i].label)
- free (events->bindings[i].label);
+ const int real_aa = rasterizer->aa;
+
+ int scan_start = rasterizer->blit_y * CTX_FULL_AA;
+ int scan_end = scan_start + rasterizer->blit_height * CTX_FULL_AA;
+ const int blit_width = rasterizer->blit_width;
+ const int blit_max_x = rasterizer->blit_x + blit_width;
+ int minx = rasterizer->col_min / CTX_SUBDIV - rasterizer->blit_x;
+ int maxx = (rasterizer->col_max + CTX_SUBDIV-1) / CTX_SUBDIV - rasterizer->blit_x;
+ const int blit_stride = rasterizer->blit_stride;
+ const CtxCovPath comp = rasterizer->comp;
+
+ rasterizer->prev_active_edges = -1;
+ if (
+#if CTX_SHAPE_CACHE
+ !shape &&
+#endif
+ maxx > blit_max_x - 1)
+ { maxx = blit_max_x - 1; }
+
+ minx = ctx_maxi (rasterizer->state->gstate.clip_min_x, minx);
+ maxx = ctx_mini (rasterizer->state->gstate.clip_max_x, maxx);
+ minx = ctx_maxi (0, minx); // redundant?
+ if (minx >= maxx)
+ {
+ ctx_rasterizer_reset (rasterizer);
+ return;
+ }
+#if CTX_SHAPE_CACHE
+ uint8_t _coverage[shape?2:maxx-minx+1];
+#else
+ uint8_t _coverage[maxx-minx+1];
+#endif
+ uint8_t *coverage = &_coverage[0];
+
+ int coverage_size =
+#if CTX_SHAPE_CACHE
+ shape?shape->width:
+#endif
+ sizeof (_coverage);
+
+#if CTX_SHAPE_CACHE
+ if (shape)
+ {
+ coverage = &shape->data[0];
+ }
+#endif
+ //ctx_assert (coverage);
+ rasterizer->scan_min -= (rasterizer->scan_min % CTX_FULL_AA);
+#if CTX_SHAPE_CACHE
+ if (shape)
+ {
+ scan_start = rasterizer->scan_min;
+ scan_end = rasterizer->scan_max;
+ }
+ else
+#endif
+ {
+ if (rasterizer->scan_min > scan_start)
+ {
+ dst += (rasterizer->blit_stride * (rasterizer->scan_min-scan_start) / CTX_FULL_AA);
+ scan_start = rasterizer->scan_min;
+ }
+ scan_end = ctx_mini (rasterizer->scan_max, scan_end);
+ }
+ if (CTX_UNLIKELY(rasterizer->state->gstate.clip_min_y * CTX_FULL_AA > scan_start ))
+ {
+ dst += (rasterizer->blit_stride * (rasterizer->state->gstate.clip_min_y * CTX_FULL_AA -scan_start) /
CTX_FULL_AA);
+ scan_start = rasterizer->state->gstate.clip_min_y * CTX_FULL_AA;
+ }
+ scan_end = ctx_mini (rasterizer->state->gstate.clip_max_y * CTX_FULL_AA, scan_end);
+ if (CTX_UNLIKELY(scan_start > scan_end ||
+ (scan_start > (rasterizer->blit_y + rasterizer->blit_height) * CTX_FULL_AA) ||
+ (scan_end < (rasterizer->blit_y) * CTX_FULL_AA)))
+ {
+ /* not affecting this rasterizers scanlines */
+ ctx_rasterizer_reset (rasterizer);
+ return;
}
- memset (&events->bindings, 0, sizeof (events->bindings));
- events->n_bindings = 0;
-}
-static void
-ctx_collect_events (CtxEvent *event, void *data, void *data2);
-static void _ctx_bindings_key_press (CtxEvent *event, void *data1, void *data2)
-{
- Ctx *ctx = event->ctx;
- CtxEvents *events = &ctx->events;
- int i;
- int handled = 0;
+ rasterizer->horizontal_edges = 0;
+ {
+ rasterizer->needs_aa3 = 0;
+ rasterizer->needs_aa5 = 0;
+ rasterizer->needs_aa15 = 0;
+ ctx_rasterizer_sort_edges (rasterizer);
+ rasterizer->scanline = scan_start;
+ ctx_rasterizer_feed_edges (rasterizer, 0);
- for (i = events->n_bindings-1; i>=0; i--)
- if (!strcmp (events->bindings[i].nick, event->string))
+ int avoid_direct = (0
+#if CTX_ENABLE_CLIP
+ || rasterizer->clip_buffer
+#endif
+#if CTX_ENABLE_SHADOW_BLUR
+ || rasterizer->in_shadow
+#endif
+#if CTX_SHAPE_CACHE
+ || shape != NULL
+#endif
+ );
+
+ for (; rasterizer->scanline <= scan_end;)
{
- if (events->bindings[i].cb)
+
+ int needs_full_aa =
+ ( (rasterizer->horizontal_edges!=0)
+ | (rasterizer->active_edges != rasterizer->prev_active_edges)
+ | (rasterizer->active_edges + rasterizer->pending_edges == rasterizer->ending_edges)
+ );
+
+ if ((needs_full_aa))
+ {
+ int increment = CTX_FULL_AA/real_aa;
+ memset (coverage, 0, coverage_size);
+ for (int i = 0; i < real_aa; i++)
+ {
+ ctx_rasterizer_feed_edges (rasterizer, 0);
+ ctx_rasterizer_generate_coverage (rasterizer, minx, maxx, coverage, fill_rule, real_aa);
+ ctx_rasterizer_increment_edges (rasterizer, increment);
+ }
+ }
+ else if (! avoid_direct & (rasterizer->needs_aa3 == 0))
+ {
+ ctx_rasterizer_increment_edges (rasterizer, CTX_AA_HALFSTEP2);
+ ctx_rasterizer_feed_edges (rasterizer, 0);
+
+ ctx_rasterizer_generate_coverage_apply (rasterizer, minx, maxx, coverage, fill_rule,
+ comp);
+ ctx_rasterizer_increment_edges (rasterizer, CTX_AA_HALFSTEP);
+
+ dst += blit_stride;
+ rasterizer->prev_active_edges = rasterizer->active_edges;
+ continue;
+ }
+ else if (avoid_direct & (rasterizer->needs_aa3 == 0))
+ {
+ ctx_rasterizer_increment_edges (rasterizer, CTX_AA_HALFSTEP2);
+ ctx_rasterizer_feed_edges (rasterizer, 0);
+
+ memset (coverage, 0, coverage_size);
+ ctx_rasterizer_generate_coverage_set (rasterizer, minx, maxx, coverage, fill_rule);
+ ctx_rasterizer_increment_edges (rasterizer, CTX_AA_HALFSTEP);
+ }
+ else if (ctx_rasterizer_is_simple (rasterizer))
+ {
+ ctx_rasterizer_increment_edges (rasterizer, CTX_AA_HALFSTEP2);
+ ctx_rasterizer_feed_edges (rasterizer, 1);
+ memset (coverage, 0, coverage_size);
+ if (!avoid_direct)
{
- events->bindings[i].cb (event, events->bindings[i].cb_data, NULL);
- if (event->stop_propagate)
- return;
- handled = 1;
+
+ ctx_rasterizer_generate_coverage_apply2 (rasterizer, minx, maxx, coverage, fill_rule,
+ comp);
+ ctx_rasterizer_increment_edges (rasterizer, CTX_AA_HALFSTEP);
+
+ dst += blit_stride;
+ rasterizer->prev_active_edges = rasterizer->active_edges;
+ continue;
}
+ ctx_rasterizer_generate_coverage_set2 (rasterizer, minx, maxx, coverage, fill_rule);
+ ctx_rasterizer_increment_edges (rasterizer, CTX_AA_HALFSTEP);
}
- if (!handled)
- for (i = events->n_bindings-1; i>=0; i--)
- if (!strcmp (events->bindings[i].nick, "unhandled"))
+ else
{
- if (events->bindings[i].cb)
+ int aa = 3;
+ if (rasterizer->needs_aa5 && real_aa >=5)
{
- events->bindings[i].cb (event, events->bindings[i].cb_data, NULL);
- if (event->stop_propagate)
- return;
+ aa = 5;
+ if (rasterizer->needs_aa15 && real_aa >=15)
+ aa = 15;
}
- }
- ctx_collect_events (event, data1, data2);
-}
-
-CtxBinding *ctx_get_bindings (Ctx *ctx)
-{
- return &ctx->events.bindings[0];
-}
+ int scanline_increment = 15/aa;
-void ctx_remove_idle (Ctx *ctx, int handle)
-{
- CtxList *l;
- CtxList *to_remove = NULL;
+ memset (coverage, 0, coverage_size);
+ for (int i = 0; i < CTX_FULL_AA; i+= scanline_increment)
+ {
+ ctx_rasterizer_feed_edges (rasterizer, 0);
+ ctx_rasterizer_generate_coverage (rasterizer, minx, maxx, coverage, fill_rule, aa);
+ ctx_rasterizer_increment_edges (rasterizer, scanline_increment);
+ }
+ }
- if (!ctx->events.idles)
- {
- return;
- }
- for (l = ctx->events.idles; l; l = l->next)
+ ctx_coverage_post_process (rasterizer, minx, maxx, coverage - minx,
+ NULL, NULL);
+#if CTX_SHAPE_CACHE
+ if (shape == NULL)
+#endif
{
- CtxIdleCb *item = l->data;
- if (item->id == handle)
- ctx_list_prepend (&to_remove, item);
+ ctx_rasterizer_apply_coverage (rasterizer,
+ &dst[(minx * rasterizer->format->bpp) /8],
+ minx,
+ coverage,
+ maxx-minx+ 1);
}
- for (l = to_remove; l; l = l->next)
- {
- CtxIdleCb *item = l->data;
- if (item->destroy_notify)
- item->destroy_notify (item->destroy_data);
- ctx_list_remove (&ctx->events.idles, l->data);
+#if CTX_SHAPE_CACHE
+ if (shape)
+ {
+ coverage += shape->width;
+ }
+#endif
+ dst += blit_stride;
+ rasterizer->prev_active_edges = rasterizer->active_edges;
+ }
}
-}
-int ctx_add_timeout_full (Ctx *ctx, int ms, int (*idle_cb)(Ctx *ctx, void *idle_data), void *idle_data,
- void (*destroy_notify)(void *destroy_data), void *destroy_data)
-{
- CtxIdleCb *item = calloc (sizeof (CtxIdleCb), 1);
- item->cb = idle_cb;
- item->idle_data = idle_data;
- item->id = ++ctx->events.idle_id;
- item->ticks_full =
- item->ticks_remaining = ms * 1000;
- item->destroy_notify = destroy_notify;
- item->destroy_data = destroy_data;
- ctx_list_append (&ctx->events.idles, item);
- return item->id;
-}
+ if (CTX_UNLIKELY(rasterizer->state->gstate.compositing_mode == CTX_COMPOSITE_SOURCE_OUT ||
+ rasterizer->state->gstate.compositing_mode == CTX_COMPOSITE_SOURCE_IN ||
+ rasterizer->state->gstate.compositing_mode == CTX_COMPOSITE_DESTINATION_IN ||
+ rasterizer->state->gstate.compositing_mode == CTX_COMPOSITE_DESTINATION_ATOP ||
+ rasterizer->state->gstate.compositing_mode == CTX_COMPOSITE_CLEAR))
+ {
+ /* fill in the rest of the blitrect when compositing mode permits it */
+ uint8_t nocoverage[rasterizer->blit_width];
+ //int gscan_start = rasterizer->state->gstate.clip_min_y * CTX_FULL_AA;
+ int gscan_start = rasterizer->state->gstate.clip_min_y * CTX_FULL_AA;
+ int gscan_end = rasterizer->state->gstate.clip_max_y * CTX_FULL_AA;
+ memset (nocoverage, 0, sizeof(nocoverage));
+ int startx = rasterizer->state->gstate.clip_min_x;
+ int endx = rasterizer->state->gstate.clip_max_x;
+ int clipw = endx-startx + 1;
+ uint8_t *dst = ( (uint8_t *) rasterizer->buf);
-int ctx_add_timeout (Ctx *ctx, int ms, int (*idle_cb)(Ctx *ctx, void *idle_data), void *idle_data)
-{
- return ctx_add_timeout_full (ctx, ms, idle_cb, idle_data, NULL, NULL);
-}
+ dst = (uint8_t*)(rasterizer->buf) + rasterizer->blit_stride * (gscan_start / CTX_FULL_AA);
+ for (rasterizer->scanline = gscan_start; rasterizer->scanline < scan_start;)
+ {
+ ctx_rasterizer_apply_coverage (rasterizer,
+ &dst[ (startx * rasterizer->format->bpp) /8],
+ 0,
+ nocoverage, clipw);
+ rasterizer->scanline += CTX_FULL_AA;
+ dst += rasterizer->blit_stride;
+ }
+ if (minx < startx)
+ {
+ dst = (uint8_t*)(rasterizer->buf) + rasterizer->blit_stride * (scan_start / CTX_FULL_AA);
+ for (rasterizer->scanline = scan_start; rasterizer->scanline < scan_end;)
+ {
+ ctx_rasterizer_apply_coverage (rasterizer,
+ &dst[ (startx * rasterizer->format->bpp) /8],
+ 0,
+ nocoverage, minx-startx);
+ dst += blit_stride;
+ }
+ }
-int ctx_add_idle_full (Ctx *ctx, int (*idle_cb)(Ctx *ctx, void *idle_data), void *idle_data,
- void (*destroy_notify)(void *destroy_data), void *destroy_data)
-{
- CtxIdleCb *item = calloc (sizeof (CtxIdleCb), 1);
- item->cb = idle_cb;
- item->idle_data = idle_data;
- item->id = ++ctx->events.idle_id;
- item->ticks_full =
- item->ticks_remaining = -1;
- item->is_idle = 1;
- item->destroy_notify = destroy_notify;
- item->destroy_data = destroy_data;
- ctx_list_append (&ctx->events.idles, item);
- return item->id;
-}
+ if (endx > maxx)
+ {
+ dst = (uint8_t*)(rasterizer->buf) + rasterizer->blit_stride * (scan_start / CTX_FULL_AA);
+ for (rasterizer->scanline = scan_start; rasterizer->scanline < scan_end;)
+ {
+ ctx_rasterizer_apply_coverage (rasterizer,
+ &dst[ (maxx * rasterizer->format->bpp) /8],
+ 0,
+ nocoverage, endx-maxx);
-int ctx_add_idle (Ctx *ctx, int (*idle_cb)(Ctx *ctx, void *idle_data), void *idle_data)
-{
- return ctx_add_idle_full (ctx, idle_cb, idle_data, NULL, NULL);
-}
+ rasterizer->scanline += CTX_FULL_AA;
+ dst += rasterizer->blit_stride;
+ }
+ }
+#if 1
+ dst = (uint8_t*)(rasterizer->buf) + rasterizer->blit_stride * (scan_end / CTX_FULL_AA);
+ // XXX valgrind/asan this
+ if(0)for (rasterizer->scanline = scan_end; rasterizer->scanline/CTX_FULL_AA < gscan_end-1;)
+ {
+ ctx_rasterizer_apply_coverage (rasterizer,
+ &dst[ (startx * rasterizer->format->bpp) /8],
+ 0,
+ nocoverage, clipw-1);
+ rasterizer->scanline += CTX_FULL_AA;
+ dst += blit_stride;
+ }
#endif
-/* using bigger primes would be a good idea, this falls apart due to rounding
- * when zoomed in close
- */
-static inline double ctx_path_hash (void *path)
-{
- double ret = 0;
-#if 0
- int i;
- cairo_path_data_t *data;
- if (!path)
- return 0.99999;
- for (i = 0; i <path->num_data; i += path->data[i].header.length)
- {
- data = &path->data[i];
- switch (data->header.type) {
- case CAIRO_PATH_MOVE_TO:
- ret *= 17;
- ret += data[1].point.x;
- ret *= 113;
- ret += data[1].point.y;
- break;
- case CAIRO_PATH_LINE_TO:
- ret *= 121;
- ret += data[1].point.x;
- ret *= 1021;
- ret += data[1].point.y;
- break;
- case CAIRO_PATH_CURVE_TO:
- ret *= 3111;
- ret += data[1].point.x;
- ret *= 23;
- ret += data[1].point.y;
- ret *= 107;
- ret += data[2].point.x;
- ret *= 739;
- ret += data[2].point.y;
- ret *= 3;
- ret += data[3].point.x;
- ret *= 51;
- ret += data[3].point.y;
- break;
- case CAIRO_PATH_CLOSE_PATH:
- ret *= 51;
- break;
- }
}
-#endif
- return ret;
+ ctx_rasterizer_reset (rasterizer);
}
-#if CTX_EVENTS
-void _ctx_item_ref (CtxItem *item)
+inline static int
+ctx_is_transparent (CtxRasterizer *rasterizer, int stroke)
{
- if (item->ref_count < 0)
+ CtxGState *gstate = &rasterizer->state->gstate;
+ if (gstate->global_alpha_u8 == 0)
+ return 1;
+ if (gstate->source_fill.type == CTX_SOURCE_COLOR)
{
- fprintf (stderr, "EEEEK!\n");
+ uint8_t ga[2];
+ ctx_color_get_graya_u8 (rasterizer->state, &gstate->source_fill.color, ga);
+ if (ga[1] == 0)
+ return 1;
}
- item->ref_count++;
+ return 0;
}
+#define CTX_RECT_FILL 1
-void _ctx_item_unref (CtxItem *item)
-{
- if (item->ref_count <= 0)
- {
- fprintf (stderr, "EEEEK!\n");
+#if CTX_RECT_FILL
+static void
+ctx_rasterizer_fill_rect (CtxRasterizer *rasterizer,
+ int x0,
+ int y0,
+ int x1,
+ int y1,
+ uint8_t cov)
+{
+ int blit_x = rasterizer->blit_x;
+ int blit_y = rasterizer->blit_y;
+ int blit_width = rasterizer->blit_width;
+ int blit_height = rasterizer->blit_height;
+ int blit_stride = rasterizer->blit_stride;
+ x0 = ctx_maxi (x0, blit_x);
+ x1 = ctx_mini (x1, blit_x + blit_width);
+
+ int width = x1 - x0;
+
+ if (CTX_UNLIKELY(width <=0))
return;
+
+ void (*comp_op)(CTX_COMPOSITE_ARGUMENTS) = rasterizer->comp_op;
+
+ y0 = ctx_maxi (y0, blit_y);
+ y1 = ctx_mini (y1, blit_y + blit_height);
+ rasterizer->scanline = y0 * CTX_FULL_AA;
+ _ctx_setup_compositor (rasterizer);
+ uint8_t *dst = ( (uint8_t *) rasterizer->buf);
+
+ dst += (y0 - blit_y) * blit_stride;
+ dst += (x0) * rasterizer->format->bpp/8;
+
+ if (cov == 255)
+ {
+ if (comp_op == ctx_RGBA8_source_copy_normal_color)
+ {
+ uint32_t color = *((uint32_t*)rasterizer->color);
+ if ((width == 1))
+ {
+ for (int y = y0; y < y1; y++)
+ {
+ uint32_t *dst_i = (uint32_t*)&dst[0];
+ *dst_i = color;
+ dst += blit_stride;
+ }
+ return;
+ }
+ else
+ {
+ for (int y = y0; y < y1; y++)
+ {
+ ctx_span_set_color ((uint32_t*)&dst[0], color, width);
+ dst += blit_stride;
+ }
+ return;
+ }
+ }
+ else if (comp_op == ctx_RGBA8_source_over_normal_color)
+ {
+ uint32_t si_ga_full = ((uint32_t*)rasterizer->color)[3];
+ uint32_t si_rb_full = ((uint32_t*)rasterizer->color)[4];
+ uint32_t si_a = rasterizer->color[3];
+
+ if ((width == 1))
+ {
+ for (int y = y0; y < y1; y++)
+ {
+ ((uint32_t*)(dst))[0] = ctx_over_RGBA8_full_2 (
+ ((uint32_t*)(dst))[0], si_ga_full, si_rb_full, si_a);
+ dst += blit_stride;
+ }
+ return;
+ }
+ else
+ {
+ for (int y = y0; y < y1; y++)
+ {
+ uint32_t *dst_i = (uint32_t*)&dst[0];
+ for (int i = 0; i < width; i++)
+ {
+ dst_i[i] = ctx_over_RGBA8_full_2 (dst_i[i], si_ga_full, si_rb_full, si_a);
+ }
+ dst += blit_stride;
+ }
+ return;
+ }
+ }
+ else if (comp_op == ctx_RGBA8_source_copy_normal_fragment)
+ {
+ for (int y = y0; y < y1; y++)
+ {
+ float u0 = 0; float v0 = 0;
+ float ud = 0; float vd = 0;
+ ctx_init_uv (rasterizer, x0, width, &u0, &v0, &ud, &vd);
+ rasterizer->fragment (rasterizer, u0, v0, &dst[0], width, ud, vd);
+ rasterizer->scanline += CTX_FULL_AA;
+ dst += blit_stride;
+ }
+ return;
+ }
+ else if (comp_op == ctx_RGBA8_source_over_normal_fragment)
+ {
+ for (int y = y0; y < y1; y++)
+ {
+ ctx_RGBA8_source_over_normal_full_cov_fragment (rasterizer,
+ &dst[0], NULL, x0, NULL, width);
+ rasterizer->scanline += CTX_FULL_AA;
+ dst += blit_stride;
+ }
+ return;
+ }
}
- item->ref_count--;
- if (item->ref_count <=0)
+ else
{
+ if (comp_op == ctx_RGBA8_source_copy_normal_color)
{
- int i;
- for (i = 0; i < item->cb_count; i++)
+ uint32_t color = *((uint32_t*)rasterizer->color);
+ if ((width == 1))
{
- if (item->cb[i].finalize)
- item->cb[i].finalize (item->cb[i].data1, item->cb[i].data2,
- item->cb[i].finalize_data);
+ for (int y = y0; y < y1; y++)
+ {
+ uint32_t *dst_i = (uint32_t*)&dst[0];
+ *dst_i = ctx_lerp_RGBA8 (*dst_i, color, cov);
+ dst += blit_stride;
+ }
+ return;
+ }
+ else
+ {
+ for (int y = y0; y < y1; y++)
+ {
+ uint32_t *dst_i = (uint32_t*)&dst[0];
+ for (int i = 0; i < width; i++)
+ {
+ dst_i[i] = ctx_lerp_RGBA8 (dst_i[i], color, cov);
+ }
+ dst += blit_stride;
+ }
+ return;
}
}
- if (item->path)
+ else if (comp_op == ctx_RGBA8_source_over_normal_color)
{
- //cairo_path_destroy (item->path);
+ uint32_t color = *((uint32_t*)rasterizer->color);
+ if ((width == 1))
+ {
+ for (int y = y0; y < y1; y++)
+ {
+ uint32_t *dst_i = (uint32_t*)&dst[0];
+ *dst_i = ctx_over_RGBA8 (*dst_i, color, cov);
+ dst += blit_stride;
+ }
+ return;
+ }
+ else
+ {
+ for (int y = y0; y < y1; y++)
+ {
+ uint32_t *dst_i = (uint32_t*)&dst[0];
+ for (int i = 0; i < width; i++)
+ {
+ dst_i[i] = ctx_over_RGBA8 (dst_i[i], color, cov);
+ }
+ dst += blit_stride;
+ }
+ return;
+ }
}
- free (item);
}
-}
-
-static int
-path_equal (void *path,
- void *path2)
-{
- // XXX
- return 0;
+ {
+ uint8_t coverage[width];
+ memset (coverage, cov, sizeof (coverage) );
+ for (int y = y0; y < y1; y++)
+ {
+ ctx_rasterizer_apply_coverage (rasterizer, &dst[0], x0, coverage, width);
+ rasterizer->scanline += CTX_FULL_AA;
+ dst += blit_stride;
+ }
+ }
}
+#endif
-void ctx_listen_set_cursor (Ctx *ctx,
- CtxCursor cursor)
+static inline float ctx_fmod1f (float val)
{
- if (ctx->events.last_item)
- {
- ctx->events.last_item->cursor = cursor;
- }
+ int vali = val;
+ return val - vali;
}
-void ctx_listen_full (Ctx *ctx,
- float x,
- float y,
- float width,
- float height,
- CtxEventType types,
- CtxCb cb,
- void *data1,
- void *data2,
- void (*finalize)(void *listen_data,
- void *listen_data2,
- void *finalize_data),
- void *finalize_data)
+static void
+ctx_rasterizer_fill (CtxRasterizer *rasterizer)
{
- if (!ctx->events.frozen)
+ int count = rasterizer->preserve?rasterizer->edge_list.count:0;
+ int blit_x = rasterizer->blit_x;
+ int blit_y = rasterizer->blit_y;
+ int blit_width = rasterizer->blit_width;
+ int blit_height = rasterizer->blit_height;
+ int blit_stride = rasterizer->blit_stride;
+
+ CtxSegment temp[count]; /* copy of already built up path's poly line
+ XXX - by building a large enough path
+ the stack can be smashed!
+ */
+ if (CTX_UNLIKELY(rasterizer->preserve))
+ { memcpy (temp, rasterizer->edge_list.entries, sizeof (temp) ); }
+
+#if CTX_ENABLE_SHADOW_BLUR
+ if (CTX_UNLIKELY(rasterizer->in_shadow))
{
- CtxItem *item;
+ for (int i = 0; i < rasterizer->edge_list.count; i++)
+ {
+ CtxSegment *entry = &((CtxSegment*)rasterizer->edge_list.entries)[i];
+ entry->data.s16[2] += rasterizer->shadow_x * CTX_SUBDIV;
+ entry->data.s16[3] += rasterizer->shadow_y * CTX_FULL_AA;
+ }
+ rasterizer->scan_min += rasterizer->shadow_y * CTX_FULL_AA;
+ rasterizer->scan_max += rasterizer->shadow_y * CTX_FULL_AA;
+ rasterizer->col_min += (rasterizer->shadow_x - rasterizer->state->gstate.shadow_blur * 3 + 1) *
CTX_SUBDIV;
+ rasterizer->col_max += (rasterizer->shadow_x + rasterizer->state->gstate.shadow_blur * 3 + 1) *
CTX_SUBDIV;
+ }
+#endif
- /* early bail for listeners outside screen */
- /* XXX: fixme respect clipping */
+ if (CTX_UNLIKELY(ctx_is_transparent (rasterizer, 0) ||
+ rasterizer->scan_min > CTX_FULL_AA * (blit_y + blit_height) ||
+ rasterizer->scan_max < CTX_FULL_AA * blit_y ||
+ rasterizer->col_min > CTX_SUBDIV * (blit_x + blit_width) ||
+ rasterizer->col_max < CTX_SUBDIV * blit_x))
{
- float tx = x;
- float ty = y;
- float tw = width;
- float th = height;
- _ctx_user_to_device (&ctx->state, &tx, &ty);
- _ctx_user_to_device_distance (&ctx->state, &tw, &th);
- if (ty > ctx->events.height * 2 ||
- tx > ctx->events.width * 2 ||
- tx + tw < 0 ||
- ty + th < 0)
- {
- if (finalize)
- finalize (data1, data2, finalize_data);
- return;
- }
+ ctx_rasterizer_reset (rasterizer);
}
+ else
+ {
+ _ctx_setup_compositor (rasterizer);
- item = calloc (sizeof (CtxItem), 1);
- item->x0 = x;
- item->y0 = y;
- item->x1 = x + width;
- item->y1 = y + height;
- item->cb[0].types = types;
- item->cb[0].cb = cb;
- item->cb[0].data1 = data1;
- item->cb[0].data2 = data2;
- item->cb[0].finalize = finalize;
- item->cb[0].finalize_data = finalize_data;
- item->cb_count = 1;
- item->types = types;
- //item->path = cairo_copy_path (cr); // XXX
- item->path_hash = ctx_path_hash (item->path);
- ctx_get_matrix (ctx, &item->inv_matrix);
- ctx_matrix_invert (&item->inv_matrix);
+#if 1
+ rasterizer->state->min_x = ctx_mini (rasterizer->state->min_x, rasterizer->col_min / CTX_SUBDIV);
+ rasterizer->state->max_x = ctx_maxi (rasterizer->state->min_x, rasterizer->col_max / CTX_SUBDIV);
+ rasterizer->state->min_y = ctx_mini (rasterizer->state->min_y, rasterizer->scan_min / CTX_FULL_AA);
+ rasterizer->state->max_y = ctx_maxi (rasterizer->state->max_y, rasterizer->scan_max / CTX_FULL_AA);
+#else
+ if (CTX_UNLIKELY ( rasterizer->col_min / CTX_SUBDIV < rasterizer->state->min_x))
+ rasterizer->state->min_x = rasterizer->col_min / CTX_SUBDIV;
+ if (CTX_UNLIKELY ( rasterizer->col_min / CTX_SUBDIV > rasterizer->state->max_x))
+ rasterizer->state->min_x = rasterizer->col_min / CTX_SUBDIV;
+
+ if (CTX_UNLIKELY ( rasterizer->scan_min / CTX_FULL_AA < rasterizer->state->min_y))
+ rasterizer->state->min_y = rasterizer->scan_min / CTX_FULL_AA;
+ if (CTX_UNLIKELY ( rasterizer->scan_min / CTX_FULL_AA > rasterizer->state->max_y))
+ rasterizer->state->max_y = rasterizer->scan_max / CTX_FULL_AA;
+#endif
+
+#if CTX_RECT_FILL
+ if (rasterizer->edge_list.count == 6)
+ {
+ CtxSegment *entry0 = &(((CtxSegment*)(rasterizer->edge_list.entries)))[0];
+ CtxSegment *entry1 = &(((CtxSegment*)(rasterizer->edge_list.entries)))[1];
+ CtxSegment *entry2 = &(((CtxSegment*)(rasterizer->edge_list.entries)))[2];
+ CtxSegment *entry3 = &(((CtxSegment*)(rasterizer->edge_list.entries)))[3];
+
+ if ((!rasterizer->state->gstate.clipped != 0) &
+ (entry0->data.s16[2] == entry1->data.s16[2]) &
+ (entry0->data.s16[3] == entry3->data.s16[3]) &
+ (entry1->data.s16[3] == entry2->data.s16[3]) &
+ (entry2->data.s16[2] == entry3->data.s16[2])
+#if CTX_ENABLE_SHADOW_BLUR
+ && !rasterizer->in_shadow
+#endif
+ )
+ {
+ if(((entry1->data.s16[2] % (CTX_SUBDIV)) == 0) &
+ ((entry1->data.s16[3] % (CTX_FULL_AA)) == 0) &
+ ((entry3->data.s16[2] % (CTX_SUBDIV)) == 0) &
+ ((entry3->data.s16[3] % (CTX_FULL_AA)) == 0))
+ {
+ /* best-case axis aligned rectangle */
+ int x0 = entry3->data.s16[2] / CTX_SUBDIV;
+ int y0 = entry3->data.s16[3] / CTX_FULL_AA;
+ int x1 = entry1->data.s16[2] / CTX_SUBDIV;
+ int y1 = entry1->data.s16[3] / CTX_FULL_AA;
+
+ ctx_rasterizer_fill_rect (rasterizer, x0, y0, x1, y1, 255);
+ ctx_rasterizer_reset (rasterizer);
+ goto done;
+ }
+ else
+ {
+ float x0 = entry3->data.s16[2] * (1.0f / CTX_SUBDIV);
+ float y0 = entry3->data.s16[3] * (1.0f / CTX_FULL_AA);
+ float x1 = entry1->data.s16[2] * (1.0f / CTX_SUBDIV);
+ float y1 = entry1->data.s16[3] * (1.0f / CTX_FULL_AA);
+
+ x0 = ctx_maxf (x0, blit_x);
+ y0 = ctx_maxf (y0, blit_y);
+ x1 = ctx_minf (x1, blit_x + blit_width);
+ y1 = ctx_minf (y1, blit_y + blit_height);
+
+ uint8_t left = 255-ctx_fmod1f (x0) * 255;
+ uint8_t top = 255-ctx_fmod1f (y0) * 255;
+ uint8_t right = ctx_fmod1f (x1) * 255;
+ uint8_t bottom = ctx_fmod1f (y1) * 255;
+
+ x0 = ctx_floorf (x0);
+ y0 = ctx_floorf (y0);
+ x1 = ctx_floorf (x1+7/8.0f);
+ y1 = ctx_floorf (y1+14/15.0f);
+
+ int has_top = (top < 255);
+ int has_bottom = (bottom <255);
+ int has_right = (right >0);
+ int has_left = (left >0);
+
+ int width = x1 - x0;
+
+ if (CTX_LIKELY(width >0))
+ {
+ uint8_t *dst = ( (uint8_t *) rasterizer->buf);
+ uint8_t coverage[width+2];
+ dst += (((int)y0) - blit_y) * blit_stride;
+ dst += ((int)x0) * rasterizer->format->bpp/8;
- if (ctx->events.items)
- {
- CtxList *l;
- for (l = ctx->events.items; l; l = l->next)
+ if (has_top)
+ {
+ int i = 0;
+ if (has_left)
+ {
+ coverage[i++] = top * left / 255;
+ }
+ for (int x = x0 + has_left; x < x1 - has_right; x++)
+ coverage[i++] = top;
+ coverage[i++]= top * right / 255;
+
+ ctx_rasterizer_apply_coverage (rasterizer,dst,
+ x0,
+ coverage, width);
+ dst += blit_stride;
+ }
+
+#if 0
+ if (!(
+ (rasterizer->state->gstate.compositing_mode == CTX_COMPOSITE_COPY||
+ rasterizer->state->gstate.compositing_mode == CTX_COMPOSITE_SOURCE_OVER) &&
+ rasterizer->state->gstate.blend_mode == CTX_BLEND_NORMAL &&
+ rasterizer->state->gstate.source_fill.type == CTX_SOURCE_COLOR
+ ))
+ {
+ int i = 0;
+ if (has_left)
+ {
+ coverage[i++] = left;
+ }
+ for (int x = x0 + has_left; x < x1 - has_right; x++)
+ coverage[i++] = 255;
+ coverage[i++] = right;
+
+ for (int ty = y0+has_top; ty < y1-has_bottom; ty++)
+ {
+ ctx_rasterizer_apply_coverage (rasterizer, dst, x0, coverage, width);
+ dst += blit_stride;
+ }
+ }
+ else
+#endif
+ {
+ if (has_left)
+ ctx_rasterizer_fill_rect (rasterizer, x0, y0 + has_top, x0+1, y1 - has_bottom, left);
+ if (has_right)
+ ctx_rasterizer_fill_rect (rasterizer, x1-1, y0 + has_top, x1, y1 - has_bottom, right);
+ x0 += has_left;
+ y0 += has_top;
+ y1 -= has_bottom;
+ x1 -= has_right;
+ ctx_rasterizer_fill_rect (rasterizer, x0,y0,x1,y1,255);
+
+ dst += blit_stride * ((((int)y1)-has_bottom) - (((int)y0)+has_top));
+ }
+
+ if (has_bottom)
+ {
+ int i = 0;
+ if (has_left)
+ coverage[i++] = bottom * left / 255;
+ for (int x = x0 + has_left; x < x1 - has_right; x++)
+ coverage[i++] = bottom;
+ coverage[i++]= bottom * right / 255;
+
+ ctx_rasterizer_apply_coverage (rasterizer,dst, x0, coverage, width);
+ }
+ }
+
+ ctx_rasterizer_reset (rasterizer);
+ goto done;
+ }
+
+ }
+ }
+#endif
+ ctx_rasterizer_finish_shape (rasterizer);
+
+ uint32_t hash = ctx_rasterizer_poly_to_edges (rasterizer);
+ if (hash){};
+
+#if CTX_SHAPE_CACHE
+ int width = (rasterizer->col_max + (CTX_SUBDIV-1) ) / CTX_SUBDIV - rasterizer->col_min/CTX_SUBDIV + 1;
+ int height = (rasterizer->scan_max + (CTX_FULL_AA-1) ) / CTX_FULL_AA - rasterizer->scan_min /
CTX_FULL_AA + 1;
+ if (width * height < CTX_SHAPE_CACHE_DIM && width >=1 && height >= 1
+ && width < CTX_SHAPE_CACHE_MAX_DIM
+ && height < CTX_SHAPE_CACHE_MAX_DIM
+#if CTX_ENABLE_SHADOW_BLUR
+ && !rasterizer->in_shadow
+#endif
+ )
{
- CtxItem *item2 = l->data;
+ int scan_min = rasterizer->scan_min;
+ int col_min = rasterizer->col_min;
+ scan_min -= (scan_min % CTX_FULL_AA);
+ int y0 = scan_min / CTX_FULL_AA;
+ int y1 = y0 + height;
+ int x0 = col_min / CTX_SUBDIV;
+ int ymin = y0;
+ int x1 = x0 + width;
+ int clip_x_min = blit_x;
+ int clip_x_max = blit_x + blit_width - 1;
+ int clip_y_min = blit_y;
+ int clip_y_max = blit_y + blit_height - 1;
- /* store multiple callbacks for one entry when the paths
- * are exact matches, reducing per event traversal checks at the
- * cost of a little paint-hit (XXX: is this the right tradeoff,
- * perhaps it is better to spend more time during event processing
- * than during paint?)
- */
- if (item->path_hash == item2->path_hash &&
- path_equal (item->path, item2->path))
+ int dont_cache = 0;
+ if (CTX_UNLIKELY(x1 >= clip_x_max))
+ { x1 = clip_x_max;
+ dont_cache = 1;
+ }
+ int xo = 0;
+ if (CTX_UNLIKELY(x0 < clip_x_min))
+ {
+ xo = clip_x_min - x0;
+ x0 = clip_x_min;
+ dont_cache = 1;
+ }
+ if (CTX_UNLIKELY(y0 < clip_y_min || y1 >= clip_y_max))
+ dont_cache = 1;
+ if (dont_cache || !_ctx_shape_cache_enabled)
{
- /* found an item, copy over cb data */
- item2->cb[item2->cb_count] = item->cb[0];
- free (item);
- item2->cb_count++;
- item2->types |= types;
- return;
+ ctx_rasterizer_rasterize_edges (rasterizer, rasterizer->state->gstate.fill_rule
+#if CTX_SHAPE_CACHE
+ , NULL
+#endif
+ );
}
- }
- }
- item->ref_count = 1;
- ctx->events.last_item = item;
- ctx_list_prepend_full (&ctx->events.items, item, (void*)_ctx_item_unref, NULL);
- }
-}
+ else
+ {
+ rasterizer->scanline = scan_min;
+ CtxShapeEntry *shape = ctx_shape_entry_find (rasterizer, hash, width, height);
-void ctx_event_stop_propagate (CtxEvent *event)
-{
- if (event)
- event->stop_propagate = 1;
-}
+ if (shape->uses == 0)
+ {
+ CtxBuffer *buffer_backup = rasterizer->clip_buffer;
+ rasterizer->clip_buffer = NULL;
+ ctx_rasterizer_rasterize_edges (rasterizer, rasterizer->state->gstate.fill_rule, shape);
+ rasterizer->clip_buffer = buffer_backup;
+ }
-void ctx_listen (Ctx *ctx,
- CtxEventType types,
- CtxCb cb,
- void* data1,
- void* data2)
-{
- float x, y, width, height;
- /* generate bounding box of what to listen for - from current cairo path */
- if (types & CTX_KEY)
- {
- x = 0;
- y = 0;
- width = 0;
- height = 0;
+ int ewidth = x1 - x0;
+ if (ewidth>0)
+ {
+ rasterizer->scanline = scan_min;
+ int bpp = rasterizer->format->bpp;
+ if (rasterizer->clip_buffer && !rasterizer->clip_rectangle)
+ {
+ uint8_t composite[ewidth];
+ uint8_t *clip_data = (uint8_t*)rasterizer->clip_buffer->data;
+ int shape_width = shape->width;
+ for (int y = y0; y < y1; y++)
+ {
+ if ( (y >= clip_y_min) && (y <= clip_y_max) )
+ {
+ for (int x = 0; x < ewidth; x++)
+ {
+ int val = shape->data[shape_width * (int)(y-ymin) + xo + x];
+ // XXX : not valid for 1bit clip buffers
+ val = (val*(clip_data) [
+ ((y-blit_y) * blit_width) + x0 + x])/255;
+ composite[x] = val;
+ }
+ ctx_rasterizer_apply_coverage (rasterizer,
+ ( (uint8_t *) rasterizer->buf) + (y-blit_y) * blit_stride +
(int) (x0) * bpp/8,
+ x0, // is 0
+ composite,
+ ewidth );
+ rasterizer->scanline += CTX_FULL_AA;
+ }
+ }
+ }
+ else
+ for (int y = y0; y < y1; y++)
+ {
+ if (CTX_LIKELY((y >= clip_y_min) && (y <= clip_y_max) ))
+ {
+ ctx_rasterizer_apply_coverage (rasterizer,
+ ( (uint8_t *) rasterizer->buf) + (y-blit_y) * blit_stride +
(int) (x0) * bpp/8,
+ x0,
+ &shape->data[shape->width * (int) (y-ymin) + xo],
+ ewidth );
+ }
+ rasterizer->scanline += CTX_FULL_AA;
+ }
+ }
+ if (shape->uses != 0)
+ {
+ ctx_rasterizer_reset (rasterizer);
+ }
+ }
+ }
+ else
+#endif
+ {
+
+ ctx_rasterizer_rasterize_edges (rasterizer, rasterizer->state->gstate.fill_rule
+#if CTX_SHAPE_CACHE
+ , NULL
+#endif
+ );
+ }
}
- else
+done:
+ if (CTX_UNLIKELY(rasterizer->preserve))
+ {
+ memcpy (rasterizer->edge_list.entries, temp, sizeof (temp) );
+ rasterizer->edge_list.count = count;
+ }
+#if CTX_ENABLE_SHADOW_BLUR
+ if (CTX_UNLIKELY(rasterizer->in_shadow))
{
- float ex1,ey1,ex2,ey2;
- ctx_path_extents (ctx, &ex1, &ey1, &ex2, &ey2);
- x = ex1;
- y = ey1;
- width = ex2 - ex1;
- height = ey2 - ey1;
+ rasterizer->scan_min -= rasterizer->shadow_y * CTX_FULL_AA;
+ rasterizer->scan_max -= rasterizer->shadow_y * CTX_FULL_AA;
+ rasterizer->col_min -= (rasterizer->shadow_x - rasterizer->state->gstate.shadow_blur * 3 + 1) *
CTX_SUBDIV;
+ rasterizer->col_max -= (rasterizer->shadow_x + rasterizer->state->gstate.shadow_blur * 3 + 1) *
CTX_SUBDIV;
}
-
- if (types == CTX_DRAG_MOTION)
- types = CTX_DRAG_MOTION | CTX_DRAG_PRESS;
- return ctx_listen_full (ctx, x, y, width, height, types, cb, data1, data2, NULL, NULL);
+#endif
+ rasterizer->preserve = 0;
}
-void ctx_listen_with_finalize (Ctx *ctx,
- CtxEventType types,
- CtxCb cb,
- void* data1,
- void* data2,
- void (*finalize)(void *listen_data, void *listen_data2,
- void *finalize_data),
- void *finalize_data)
+#if 0
+static void
+ctx_rasterizer_triangle (CtxRasterizer *rasterizer,
+ int x0, int y0,
+ int x1, int y1,
+ int x2, int y2,
+ int r0, int g0, int b0, int a0,
+ int r1, int g1, int b1, int a1,
+ int r2, int g2, int b2, int a2,
+ int u0, int v0,
+ int u1, int v1)
{
- float x, y, width, height;
- /* generate bounding box of what to listen for - from current cairo path */
- if (types & CTX_KEY)
- {
- x = 0;
- y = 0;
- width = 0;
- height = 0;
- }
- else
- {
- float ex1,ey1,ex2,ey2;
- ctx_path_extents (ctx, &ex1, &ey1, &ex2, &ey2);
- x = ex1;
- y = ey1;
- width = ex2 - ex1;
- height = ey2 - ey1;
- }
- if (types == CTX_DRAG_MOTION)
- types = CTX_DRAG_MOTION | CTX_DRAG_PRESS;
- return ctx_listen_full (ctx, x, y, width, height, types, cb, data1, data2, finalize, finalize_data);
}
+#endif
-static void ctx_report_hit_region (CtxEvent *event,
- void *data,
- void *data2)
-{
- const char *id = data;
+typedef struct _CtxTermGlyph CtxTermGlyph;
- fprintf (stderr, "hit region %s\n", id);
- // XXX: NYI
-}
+struct _CtxTermGlyph
+{
+ uint32_t unichar;
+ int col;
+ int row;
+ uint8_t rgba_bg[4];
+ uint8_t rgba_fg[4];
+};
-void ctx_add_hit_region (Ctx *ctx, const char *id)
+static int _ctx_glyph (Ctx *ctx, uint32_t unichar, int stroke);
+static void
+ctx_rasterizer_glyph (CtxRasterizer *rasterizer, uint32_t unichar, int stroke)
{
- char *id_copy = strdup (id);
- float x, y, width, height;
- /* generate bounding box of what to listen for - from current cairo path */
- {
- float ex1,ey1,ex2,ey2;
- ctx_path_extents (ctx, &ex1, &ey1, &ex2, &ey2);
- x = ex1;
- y = ey1;
- width = ex2 - ex1;
- height = ey2 - ey1;
- }
-
- return ctx_listen_full (ctx, x, y, width, height,
- CTX_POINTER, ctx_report_hit_region,
- id_copy, NULL, (void*)free, NULL);
-}
+ float tx = rasterizer->state->x;
+ float ty = rasterizer->state->y - rasterizer->state->gstate.font_size;
+ float tx2 = rasterizer->state->x + rasterizer->state->gstate.font_size;
+ float ty2 = rasterizer->state->y + rasterizer->state->gstate.font_size;
+ _ctx_user_to_device (rasterizer->state, &tx, &ty);
+ _ctx_user_to_device (rasterizer->state, &tx2, &ty2);
-typedef struct _CtxGrab CtxGrab;
+ if (tx2 < rasterizer->blit_x || ty2 < rasterizer->blit_y) return;
+ if (tx > rasterizer->blit_x + rasterizer->blit_width ||
+ ty > rasterizer->blit_y + rasterizer->blit_height)
+ return;
-struct _CtxGrab
-{
- CtxItem *item;
- int device_no;
- int timeout_id;
- int start_time;
- float x; // for tap and hold
- float y;
- CtxEventType type;
-};
+#if CTX_BRAILLE_TEXT
+ float font_size = 0;
+ int ch = 1;
+ int cw = 1;
-static void grab_free (Ctx *ctx, CtxGrab *grab)
-{
- if (grab->timeout_id)
+ if (rasterizer->term_glyphs)
{
- ctx_remove_idle (ctx, grab->timeout_id);
- grab->timeout_id = 0;
- }
- _ctx_item_unref (grab->item);
- free (grab);
-}
-
-static void device_remove_grab (Ctx *ctx, CtxGrab *grab)
-{
- ctx_list_remove (&ctx->events.grabs, grab);
- grab_free (ctx, grab);
-}
+ float tx = 0;
+ float ty = rasterizer->state->gstate.font_size;
+ float txb = 0;
+ float tyb = 0;
-static CtxGrab *device_add_grab (Ctx *ctx, int device_no, CtxItem *item, CtxEventType type)
-{
- CtxGrab *grab = calloc (1, sizeof (CtxGrab));
- grab->item = item;
- grab->type = type;
- _ctx_item_ref (item);
- grab->device_no = device_no;
- ctx_list_append (&ctx->events.grabs, grab);
- return grab;
-}
+ ch = ctx_term_get_cell_height (rasterizer->ctx);
+ cw = ctx_term_get_cell_width (rasterizer->ctx);
-static CtxList *_ctx_device_get_grabs (Ctx *ctx, int device_no)
-{
- CtxList *ret = NULL;
- CtxList *l;
- for (l = ctx->events.grabs; l; l = l->next)
+ _ctx_user_to_device (rasterizer->state, &tx, &ty);
+ _ctx_user_to_device (rasterizer->state, &txb, &tyb);
+ font_size = ty-tyb;
+ }
+ if (rasterizer->term_glyphs && !stroke &&
+ fabs (font_size - ch) < 0.5)
{
- CtxGrab *grab = l->data;
- if (grab->device_no == device_no)
- ctx_list_append (&ret, grab);
+ float tx = rasterizer->x;
+ float ty = rasterizer->y;
+ _ctx_user_to_device (rasterizer->state, &tx, &ty);
+ int col = tx / cw + 1;
+ int row = ty / ch + 1;
+ CtxTermGlyph *glyph = ctx_calloc (sizeof (CtxTermGlyph), 1);
+ ctx_list_append (&rasterizer->glyphs, glyph);
+ glyph->unichar = unichar;
+ glyph->col = col;
+ glyph->row = row;
+ ctx_color_get_rgba8 (rasterizer->state, &rasterizer->state->gstate.source_fill.color,
+ &glyph->rgba_fg[0]);
}
- return ret;
+ else
+#endif
+ _ctx_glyph (rasterizer->ctx, unichar, stroke);
}
-static void _mrg_restore_path (Ctx *ctx, void *path) //XXX
-{
- //int i;
- //cairo_path_data_t *data;
- //cairo_new_path (cr);
- //cairo_append_path (cr, path);
-}
-CtxList *_ctx_detect_list (Ctx *ctx, float x, float y, CtxEventType type)
+static void
+_ctx_text (Ctx *ctx,
+ const char *string,
+ int stroke,
+ int visible);
+static void
+ctx_rasterizer_text (CtxRasterizer *rasterizer, const char *string, int stroke)
{
- CtxList *a;
- CtxList *ret = NULL;
-
- if (type == CTX_KEY_DOWN ||
- type == CTX_KEY_UP ||
- type == CTX_KEY_PRESS ||
- type == CTX_MESSAGE ||
- type == (CTX_KEY_DOWN|CTX_MESSAGE) ||
- type == (CTX_KEY_DOWN|CTX_KEY_UP) ||
- type == (CTX_KEY_DOWN|CTX_KEY_UP|CTX_MESSAGE))
+#if CTX_BRAILLE_TEXT
+ float font_size = 0;
+ if (rasterizer->term_glyphs)
{
- for (a = ctx->events.items; a; a = a->next)
- {
- CtxItem *item = a->data;
- if (item->types & type)
- {
- ctx_list_prepend (&ret, item);
- return ret;
- }
- }
- return NULL;
+ float tx = 0;
+ float ty = rasterizer->state->gstate.font_size;
+ _ctx_user_to_device (rasterizer->state, &tx, &ty);
+ font_size = ty;
}
+ int ch = ctx_term_get_cell_height (rasterizer->ctx);
+ int cw = ctx_term_get_cell_width (rasterizer->ctx);
- for (a = ctx->events.items; a; a = a->next)
+ if (rasterizer->term_glyphs && !stroke &&
+ fabs (font_size - ch) < 0.5)
{
- CtxItem *item= a->data;
-
- float u, v;
- u = x;
- v = y;
- ctx_matrix_apply_transform (&item->inv_matrix, &u, &v);
-
- if (u >= item->x0 && v >= item->y0 &&
- u < item->x1 && v < item->y1 &&
- ((item->types & type) || ((type == CTX_SET_CURSOR) &&
- item->cursor)))
+ float tx = rasterizer->x;
+ float ty = rasterizer->y;
+ _ctx_user_to_device (rasterizer->state, &tx, &ty);
+ int col = tx / cw + 1;
+ int row = ty / ch + 1;
+ for (int i = 0; string[i]; i++, col++)
{
- if (item->path)
- {
- _mrg_restore_path (ctx, item->path);
- if (ctx_in_fill (ctx, u, v))
- {
- ctx_begin_path (ctx);
- ctx_list_prepend (&ret, item);
- }
- ctx_begin_path (ctx);
- }
- else
- {
- ctx_list_prepend (&ret, item);
- }
+ CtxTermGlyph *glyph = ctx_calloc (sizeof (CtxTermGlyph), 1);
+ ctx_list_prepend (&rasterizer->glyphs, glyph);
+ glyph->unichar = string[i];
+ glyph->col = col;
+ glyph->row = row;
+ ctx_color_get_rgba8 (rasterizer->state, &rasterizer->state->gstate.source_fill.color,
+ glyph->rgba_fg);
}
}
- return ret;
-}
-
-CtxItem *_ctx_detect (Ctx *ctx, float x, float y, CtxEventType type)
-{
- CtxList *l = _ctx_detect_list (ctx, x, y, type);
- if (l)
+ else
+#endif
{
- ctx_list_reverse (&l);
- CtxItem *ret = l->data;
- ctx_list_free (&l);
- return ret;
+ _ctx_text (rasterizer->ctx, string, stroke, 1);
}
- return NULL;
}
-static int
-_ctx_emit_cb_item (Ctx *ctx, CtxItem *item, CtxEvent *event, CtxEventType type, float x, float y)
+void
+_ctx_font (Ctx *ctx, const char *name);
+static void
+ctx_rasterizer_set_font (CtxRasterizer *rasterizer, const char *font_name)
{
- static CtxEvent s_event;
- CtxEvent transformed_event;
- int i;
+ _ctx_font (rasterizer->ctx, font_name);
+}
+static void
+ctx_rasterizer_arc (CtxRasterizer *rasterizer,
+ float x,
+ float y,
+ float radius,
+ float start_angle,
+ float end_angle,
+ int anticlockwise)
+{
+ int full_segments = CTX_RASTERIZER_MAX_CIRCLE_SEGMENTS;
+ full_segments = radius * CTX_PI * 2 / 4.0;
+ if (full_segments > CTX_RASTERIZER_MAX_CIRCLE_SEGMENTS)
+ { full_segments = CTX_RASTERIZER_MAX_CIRCLE_SEGMENTS; }
+ if (full_segments < 24) full_segments = 24;
+ float step = CTX_PI*2.0/full_segments;
+ int steps;
- if (!event)
- {
- event = &s_event;
- event->type = type;
- event->x = x;
- event->y = y;
- }
- event->ctx = ctx;
- transformed_event = *event;
- transformed_event.device_x = event->x;
- transformed_event.device_y = event->y;
+ if (end_angle < -30.0)
+ end_angle = -30.0;
+ if (start_angle < -30.0)
+ start_angle = -30.0;
+ if (end_angle > 30.0)
+ end_angle = 30.0;
+ if (start_angle > 30.0)
+ start_angle = 30.0;
- {
- float tx, ty;
- tx = transformed_event.x;
- ty = transformed_event.y;
- ctx_matrix_apply_transform (&item->inv_matrix, &tx, &ty);
- transformed_event.x = tx;
- transformed_event.y = ty;
+ if (radius <= 0.0001)
+ return;
- if ((type & CTX_DRAG_PRESS) ||
- (type & CTX_DRAG_MOTION) ||
- (type & CTX_MOTION)) /* probably a worthwhile check for the performance
- benefit
- */
+ if (end_angle == start_angle)
+ // XXX also detect arcs fully outside render view
{
- tx = transformed_event.start_x;
- ty = transformed_event.start_y;
- ctx_matrix_apply_transform (&item->inv_matrix, &tx, &ty);
- transformed_event.start_x = tx;
- transformed_event.start_y = ty;
+ if (rasterizer->has_prev!=0)
+ ctx_rasterizer_line_to (rasterizer, x + ctx_cosf (end_angle) * radius,
+ y + ctx_sinf (end_angle) * radius);
+ else
+ ctx_rasterizer_move_to (rasterizer, x + ctx_cosf (end_angle) * radius,
+ y + ctx_sinf (end_angle) * radius);
+ return;
}
-
-
- tx = transformed_event.delta_x;
- ty = transformed_event.delta_y;
- ctx_matrix_apply_transform (&item->inv_matrix, &tx, &ty);
- transformed_event.delta_x = tx;
- transformed_event.delta_y = ty;
- }
-
- transformed_event.state = ctx->events.modifier_state;
- transformed_event.type = type;
-
- for (i = item->cb_count-1; i >= 0; i--)
- {
- if (item->cb[i].types & type)
+#if 1
+ if ( (!anticlockwise && fabsf((end_angle - start_angle) - CTX_PI*2) < 0.01f) ||
+ ( (anticlockwise && fabsf((start_angle - end_angle) - CTX_PI*2) < 0.01f ) )
+ || (anticlockwise && fabsf((end_angle - start_angle) - CTX_PI*2) < 0.01f) || (!anticlockwise &&
fabsf((start_angle - end_angle) - CTX_PI*2) < 0.01f ) )
{
- item->cb[i].cb (&transformed_event, item->cb[i].data1, item->cb[i].data2);
- event->stop_propagate = transformed_event.stop_propagate; /* copy back the response */
- if (event->stop_propagate)
- return event->stop_propagate;
+ start_angle = start_angle;
+ steps = full_segments - 1;
}
- }
- return 0;
-}
-#endif
-
-#if CTX_EVENTS
-
-#if !__COSMOPOLITAN__
-#include <stdatomic.h>
-#endif
-
-int ctx_native_events = 0;
-#if CTX_SDL
-int ctx_sdl_events = 0;
-int ctx_sdl_consume_events (Ctx *ctx);
-#endif
-
-#if CTX_FB
-int ctx_fb_events = 0;
-int ctx_fb_consume_events (Ctx *ctx);
-#endif
-
-int ctx_nct_consume_events (Ctx *ctx);
-int ctx_nct_has_event (Ctx *n, int delay_ms);
-int ctx_ctx_consume_events (Ctx *ctx);
-
-
-
-void ctx_consume_events (Ctx *ctx)
-{
-#if CTX_SDL
- if (ctx_sdl_events)
- ctx_sdl_consume_events (ctx);
- else
-#endif
-#if CTX_FB
- if (ctx_fb_events)
- ctx_fb_consume_events (ctx);
else
#endif
- if (ctx_native_events)
- ctx_ctx_consume_events (ctx);
+ {
+ steps = (end_angle - start_angle) / (CTX_PI*2) * full_segments;
+ if (anticlockwise)
+ { steps = full_segments - steps; };
+ // if (steps > full_segments)
+ // steps = full_segments;
+ }
+ if (anticlockwise) { step = step * -1; }
+ int first = 1;
+ if (steps == 0 /* || steps==full_segments -1 || (anticlockwise && steps == full_segments) */)
+ {
+ float xv = x + ctx_cosf (start_angle) * radius;
+ float yv = y + ctx_sinf (start_angle) * radius;
+ if (!rasterizer->has_prev)
+ { ctx_rasterizer_move_to (rasterizer, xv, yv); }
+ first = 0;
+ }
else
- ctx_nct_consume_events (ctx);
+ {
+ for (float angle = start_angle, i = 0; i < steps; angle += step, i++)
+ {
+ float xv = x + ctx_cosf (angle) * radius;
+ float yv = y + ctx_sinf (angle) * radius;
+ if (first && !rasterizer->has_prev)
+ { ctx_rasterizer_move_to (rasterizer, xv, yv); }
+ else
+ { ctx_rasterizer_line_to (rasterizer, xv, yv); }
+ first = 0;
+ }
+ }
+ ctx_rasterizer_line_to (rasterizer, x + ctx_cosf (end_angle) * radius,
+ y + ctx_sinf (end_angle) * radius);
}
-int ctx_has_event (Ctx *ctx, int timeout)
+static void
+ctx_rasterizer_quad_to (CtxRasterizer *rasterizer,
+ float cx,
+ float cy,
+ float x,
+ float y)
{
-#if CTX_SDL
- if (ctx_sdl_events)
- {
- return SDL_WaitEventTimeout (NULL, timeout);
- }
- else
-#endif
-#if CTX_FB
- if (ctx_fb_events)
- {
- return ctx_nct_has_event (ctx, timeout);
- }
- else
-#endif
- if (ctx_native_events)
- {
- return ctx_nct_has_event (ctx, timeout);
- }
- else
- {
- return ctx_nct_has_event (ctx, timeout);
- }
-
- ctx_consume_events (ctx);
- if (ctx->events.events)
- return 1;
- return 0;
+ /* XXX : it is probably cheaper/faster to do quad interpolation directly -
+ * though it will increase the code-size, an
+ * alternative is to turn everything into cubic
+ * and deal with cubics more directly during
+ * rasterization
+ */
+ ctx_rasterizer_curve_to (rasterizer,
+ (cx * 2 + rasterizer->x) / 3.0f, (cy * 2 + rasterizer->y) / 3.0f,
+ (cx * 2 + x) / 3.0f, (cy * 2 + y) / 3.0f,
+ x, y);
}
-#if CTX_FB
-static int ctx_fb_get_mice_fd (Ctx *ctx);
-#endif
+static void
+ctx_rasterizer_rel_quad_to (CtxRasterizer *rasterizer,
+ float cx, float cy,
+ float x, float y)
+{
+ ctx_rasterizer_quad_to (rasterizer, cx + rasterizer->x, cy + rasterizer->y,
+ x + rasterizer->x, y + rasterizer->y);
+}
-void ctx_get_event_fds (Ctx *ctx, int *fd, int *count)
+#define LENGTH_OVERSAMPLE 1
+static void
+ctx_rasterizer_pset (CtxRasterizer *rasterizer, int x, int y, uint8_t cov)
{
-#if CTX_SDL
- if (ctx_sdl_events)
- {
- *count = 0;
- }
- else
-#endif
-#if CTX_FB
- if (ctx_fb_events)
- {
- int mice_fd = ctx_fb_get_mice_fd (ctx);
- fd[0] = STDIN_FILENO;
- if (mice_fd)
+ // XXX - we avoid rendering here x==0 - to keep with
+ // an off-by one elsewhere
+ //
+ // XXX onlt works in rgba8 formats
+ if (x <= 0 || y < 0 || x >= rasterizer->blit_width ||
+ y >= rasterizer->blit_height)
+ { return; }
+ uint8_t fg_color[4];
+ ctx_color_get_rgba8 (rasterizer->state, &rasterizer->state->gstate.source_fill.color, fg_color);
+ uint8_t pixel[4];
+ uint8_t *dst = ( (uint8_t *) rasterizer->buf);
+ dst += y * rasterizer->blit_stride;
+ dst += x * rasterizer->format->bpp / 8;
+ if (!rasterizer->format->to_comp ||
+ !rasterizer->format->from_comp)
+ { return; }
+ if (cov == 255)
{
- fd[1] = mice_fd;
- *count = 2;
+ for (int c = 0; c < 4; c++)
+ {
+ pixel[c] = fg_color[c];
+ }
}
- else
+ else
{
- *count = 1;
+ rasterizer->format->to_comp (rasterizer, x, dst, &pixel[0], 1);
+ for (int c = 0; c < 4; c++)
+ {
+ pixel[c] = ctx_lerp_u8 (pixel[c], fg_color[c], cov);
+ }
}
- }
- else
-#endif
- if (ctx_native_events)
- {
- fd[0] = STDIN_FILENO;
- *count = 1;
- }
- else
- {
- fd[0] = STDIN_FILENO;
- *count = 1;
- }
+ rasterizer->format->from_comp (rasterizer, x, &pixel[0], dst, 1);
}
-CtxEvent *ctx_get_event (Ctx *ctx)
+static void
+ctx_rasterizer_stroke_1px (CtxRasterizer *rasterizer)
{
- static CtxEvent event_copy;
- _ctx_idle_iteration (ctx);
- if (!ctx->events.ctx_get_event_enabled)
- ctx->events.ctx_get_event_enabled = 1;
-
- ctx_consume_events (ctx);
+ int count = rasterizer->edge_list.count;
+ CtxSegment *temp = (CtxSegment*)rasterizer->edge_list.entries;
+ float prev_x = 0.0f;
+ float prev_y = 0.0f;
+ int aa = 15;//rasterizer->aa;
+ int start = 0;
+ int end = 0;
+#if 0
+ float factor = ctx_matrix_get_scale (&state->gstate.transform);
+#endif
- if (ctx->events.events)
+ while (start < count)
{
- event_copy = *((CtxEvent*)(ctx->events.events->data));
- ctx_list_remove (&ctx->events.events, ctx->events.events->data);
- return &event_copy;
+ int started = 0;
+ int i;
+ for (i = start; i < count; i++)
+ {
+ CtxSegment *entry = &temp[i];
+ float x, y;
+ if (entry->code == CTX_NEW_EDGE)
+ {
+ if (started)
+ {
+ end = i - 1;
+ goto foo;
+ }
+ prev_x = entry->data.s16[0] * 1.0f / CTX_SUBDIV;
+ prev_y = entry->data.s16[1] * 1.0f / aa;
+ started = 1;
+ start = i;
+ }
+ x = entry->data.s16[2] * 1.0f / CTX_SUBDIV;
+ y = entry->data.s16[3] * 1.0f / aa;
+ int dx = x - prev_x;
+ int dy = y - prev_y;
+ int length = ctx_maxf (abs (dx), abs (dy) );
+ if (length)
+ {
+ length *= LENGTH_OVERSAMPLE;
+ int len = length;
+ int tx = prev_x * 256;
+ int ty = prev_y * 256;
+ dx *= 256;
+ dy *= 256;
+ dx /= length;
+ dy /= length;
+ for (int i = 0; i < len; i++)
+ {
+ ctx_rasterizer_pset (rasterizer, tx/256, ty/256, 255);
+ tx += dx;
+ ty += dy;
+ ctx_rasterizer_pset (rasterizer, tx/256, ty/256, 255);
+ }
+ }
+ prev_x = x;
+ prev_y = y;
+ }
+ end = i-1;
+foo:
+ start = end+1;
}
- return NULL;
+ ctx_rasterizer_reset (rasterizer);
}
-static int
-_ctx_emit_cb (Ctx *ctx, CtxList *items, CtxEvent *event, CtxEventType type, float x, float y)
+static void
+ctx_rasterizer_stroke (CtxRasterizer *rasterizer)
{
- CtxList *l;
- event->stop_propagate = 0;
- for (l = items; l; l = l->next)
+ CtxGState *gstate = &rasterizer->state->gstate;
+ CtxSource source_backup;
+ if (gstate->source_stroke.type != CTX_SOURCE_INHERIT_FILL)
{
- _ctx_emit_cb_item (ctx, l->data, event, type, x, y);
- if (event->stop_propagate)
- return event->stop_propagate;
+ source_backup = gstate->source_fill;
+ gstate->source_fill = rasterizer->state->gstate.source_stroke;
}
- return 0;
-}
+ int count = rasterizer->edge_list.count;
+ int preserved = rasterizer->preserve;
+ float factor = ctx_matrix_get_scale (&gstate->transform);
+ float line_width = gstate->line_width * factor;
-/*
- * update what is the currently hovered item and returns it.. and the list of hits
- * a well.
- *
- */
-static CtxItem *_ctx_update_item (Ctx *ctx, int device_no, float x, float y, CtxEventType type, CtxList
**hitlist)
-{
- CtxItem *current = NULL;
+ CtxSegment temp[count]; /* copy of already built up path's poly line */
+ memcpy (temp, rasterizer->edge_list.entries, sizeof (temp) );
- CtxList *l = _ctx_detect_list (ctx, x, y, type);
- if (l)
- {
- ctx_list_reverse (&l);
- current = l->data;
- }
- if (hitlist)
- *hitlist = l;
- else
- ctx_list_free (&l);
+#if CTX_RECT_FILL
+ if (rasterizer->edge_list.count == 6)
+ {
+ CtxSegment *entry0 = &((CtxSegment*)rasterizer->edge_list.entries)[0];
+ CtxSegment *entry1 = &((CtxSegment*)rasterizer->edge_list.entries)[1];
+ CtxSegment *entry2 = &((CtxSegment*)rasterizer->edge_list.entries)[2];
+ CtxSegment *entry3 = &((CtxSegment*)rasterizer->edge_list.entries)[3];
+ //fprintf (stderr, "{%i %.2f %.2f}", lw, lwmod, line_width);
- if (ctx->events.prev[device_no] == NULL || current == NULL || (current->path_hash !=
ctx->events.prev[device_no]->path_hash))
- {
-// enter/leave should snapshot chain to root
-// and compare with previous snapshotted chain to root
-// and emit/enter/leave as appropriate..
-//
-// leave might be registered for emission on enter..emission?
+ if (!rasterizer->state->gstate.clipped &&
+ (entry0->data.s16[2] == entry1->data.s16[2]) &&
+ (entry0->data.s16[3] == entry3->data.s16[3]) &&
+ (entry1->data.s16[3] == entry2->data.s16[3]) &&
+ (entry2->data.s16[2] == entry3->data.s16[2])
+#if CTX_ENABLE_SHADOW_BLUR
+ && !rasterizer->in_shadow
+#endif
+ )
+ {
+ float lwmod = ctx_fmod1f (line_width);
+ int lw = ctx_floorf (line_width + 0.5f);
+ int is_compat_even = (lw % 2 == 0) && (lwmod < 0.1); // only even linewidths implemented properly
+ int is_compat_odd = (lw % 2 == 1) && (lwmod < 0.1); // only even linewidths implemented properly
+ int off_x = 0;
+ int off_y = 0;
- //int focus_radius = 2;
- if (current)
- _ctx_item_ref (current);
- if (ctx->events.prev[device_no])
- {
+ if (is_compat_odd)
{
-#if 0
- CtxIntRectangle rect = {floor(ctx->events.prev[device_no]->x0-focus_radius),
- floor(ctx->events.prev[device_no]->y0-focus_radius),
- ceil(ctx->events.prev[device_no]->x1)-floor(ctx->events.prev[device_no]->x0) +
focus_radius * 2,
- ceil(ctx->events.prev[device_no]->y1)-floor(ctx->events.prev[device_no]->y0) +
focus_radius * 2};
- mrg_queue_draw (mrg, &rect);
-#endif
+ off_x = CTX_SUBDIV/2;
+ off_y = CTX_FULL_AA/2;
}
- _ctx_emit_cb_item (ctx, ctx->events.prev[device_no], NULL, CTX_LEAVE, x, y);
- _ctx_item_unref (ctx->events.prev[device_no]);
- ctx->events.prev[device_no] = NULL;
+ if((is_compat_odd || is_compat_even) &&
+ (((entry1->data.s16[2]-off_x) % (CTX_SUBDIV)) == 0) &&
+ (((entry1->data.s16[3]-off_y) % (CTX_FULL_AA)) == 0) &&
+ (((entry3->data.s16[2]-off_x) % (CTX_SUBDIV)) == 0) &&
+ (((entry3->data.s16[3]-off_y) % (CTX_FULL_AA)) == 0))
+ {
+ float x0 = entry3->data.s16[2] * 1.0f / CTX_SUBDIV;
+ float y0 = entry3->data.s16[3] * 1.0f / CTX_FULL_AA;
+ float x1 = entry1->data.s16[2] * 1.0f / CTX_SUBDIV;
+ float y1 = entry1->data.s16[3] * 1.0f / CTX_FULL_AA;
+
+ int bw = lw/2+1;
+ int bwb = lw/2;
+
+ if (is_compat_even)
+ {
+ bw = lw/2;
+ }
+ ctx_rasterizer_fill_rect (rasterizer, x0-bwb, y0-bwb, x1+bw, y0+bw, 255);
+ ctx_rasterizer_fill_rect (rasterizer, x0-bwb, y1-bwb, x1-bwb, y1+bw, 255);
+ ctx_rasterizer_fill_rect (rasterizer, x0-bwb, y0, x0+bw, y1, 255);
+ ctx_rasterizer_fill_rect (rasterizer, x1-bwb, y0, x1+bw, y1+bw, 255);
+ ctx_rasterizer_reset (rasterizer);
+ goto done;
+ }
+ }
}
- if (current)
+#endif
+
{
+
+ int aa = CTX_FULL_AA;
#if 0
+ if (CTX_UNLIKELY(gstate->line_width * factor <= 0.0f &&
+ gstate->line_width * factor > -10.0f))
+ {
+ ctx_rasterizer_stroke_1px (rasterizer);
+ }
+ else
+#endif
+ {
+ if (line_width < 5.0f)
{
- CtxIntRectangle rect = {floor(current->x0-focus_radius),
- floor(current->y0-focus_radius),
- ceil(current->x1)-floor(current->x0) + focus_radius * 2,
- ceil(current->y1)-floor(current->y0) + focus_radius * 2};
- mrg_queue_draw (mrg, &rect);
+ factor *= 0.89; /* this hack adjustment makes sharp 1px and 2px strokewidths
+ // end up sharp without erronious AA; we seem to be off by
+ // one somewhere else, causing the need for this
+ // */
+ line_width *= 0.89f;
}
-#endif
- _ctx_emit_cb_item (ctx, current, NULL, CTX_ENTER, x, y);
- ctx->events.prev[device_no] = current;
- }
- }
- current = _ctx_detect (ctx, x, y, type);
- //fprintf (stderr, "%p\n", current);
- return current;
-}
-
-static int tap_and_hold_fire (Ctx *ctx, void *data)
-{
- CtxGrab *grab = data;
- CtxList *list = NULL;
- ctx_list_prepend (&list, grab->item);
- CtxEvent event = {0, };
-
- event.ctx = ctx;
- event.time = ctx_ms (ctx);
-
- event.device_x =
- event.x = ctx->events.pointer_x[grab->device_no];
- event.device_y =
- event.y = ctx->events.pointer_y[grab->device_no];
-
- // XXX: x and y coordinates
- int ret = _ctx_emit_cb (ctx, list, &event, CTX_TAP_AND_HOLD,
- ctx->events.pointer_x[grab->device_no], ctx->events.pointer_y[grab->device_no]);
-
- ctx_list_free (&list);
-
- grab->timeout_id = 0;
-
- return 0;
-
- return ret;
-}
-
-int ctx_pointer_drop (Ctx *ctx, float x, float y, int device_no, uint32_t time,
- char *string)
-{
- CtxList *l;
- CtxList *hitlist = NULL;
-
- ctx->events.pointer_x[device_no] = x;
- ctx->events.pointer_y[device_no] = y;
- if (device_no <= 3)
- {
- ctx->events.pointer_x[0] = x;
- ctx->events.pointer_y[0] = y;
- }
-
- if (device_no < 0) device_no = 0;
- if (device_no >= CTX_MAX_DEVICES) device_no = CTX_MAX_DEVICES-1;
- CtxEvent *event = &ctx->events.drag_event[device_no];
-
- if (time == 0)
- time = ctx_ms (ctx);
+ ctx_rasterizer_reset (rasterizer); /* then start afresh with our stroked shape */
+ CtxMatrix transform_backup = gstate->transform;
+ _ctx_matrix_identity (&gstate->transform);
+ float prev_x = 0.0f;
+ float prev_y = 0.0f;
+ float half_width_x = line_width/2;
+ float half_width_y = line_width/2;
+ if (CTX_UNLIKELY(line_width <= 0.0f))
+ { // makes 0 width be hairline
+ half_width_x = .5f;
+ half_width_y = .5f;
+ }
+ int start = 0;
+ int end = 0;
+ while (start < count)
+ {
+ int started = 0;
+ int i;
+ for (i = start; i < count; i++)
+ {
+ CtxSegment *entry = &temp[i];
+ float x, y;
+ if (CTX_UNLIKELY(entry->code == CTX_NEW_EDGE))
+ {
+ if (CTX_LIKELY(started))
+ {
+ end = i - 1;
+ goto foo;
+ }
+ prev_x = entry->data.s16[0] * 1.0f / CTX_SUBDIV;
+ prev_y = entry->data.s16[1] * 1.0f / aa;
+ started = 1;
+ start = i;
+ }
+ x = entry->data.s16[2] * 1.0f / CTX_SUBDIV;
+ y = entry->data.s16[3] * 1.0f / aa;
+ float dx = x - prev_x;
+ float dy = y - prev_y;
+ float length = ctx_fast_hypotf (dx, dy);
+ if (CTX_LIKELY(length>0.001f))
+ {
+ float recip_length = 1.0/length;
+ dx = dx * recip_length * half_width_x;
+ dy = dy * recip_length * half_width_y;
+ if (CTX_UNLIKELY(entry->code == CTX_NEW_EDGE))
+ {
+ ctx_rasterizer_finish_shape (rasterizer);
+ ctx_rasterizer_move_to (rasterizer, prev_x+dy, prev_y-dx);
+ }
+ ctx_rasterizer_line_to (rasterizer, prev_x-dy, prev_y+dx);
+
+ // we need to know the slope of the other side
- event->ctx = ctx;
- event->x = x;
- event->y = y;
+ // XXX possible miter line-to
+ //ctx_rasterizer_line_to (rasterizer, prev_x-dy+4, prev_y+dx+10);
+ //ctx_rasterizer_line_to (rasterizer, prev_x-dy+8, prev_y+dx+0);
- event->delta_x = event->delta_y = 0;
- event->device_no = device_no;
- event->string = string;
- event->time = time;
- event->stop_propagate = 0;
-
- _ctx_update_item (ctx, device_no, x, y, CTX_DROP, &hitlist);
-
- for (l = hitlist; l; l = l?l->next:NULL)
- {
- CtxItem *item = l->data;
- _ctx_emit_cb_item (ctx, item, event, CTX_DROP, x, y);
-
- if (event->stop_propagate)
- {
- ctx_list_free (&hitlist);
- return 0;
+ ctx_rasterizer_line_to (rasterizer, x-dy, y+dx);
+ }
+ prev_x = x;
+ prev_y = y;
+ }
+ end = i-1;
+foo:
+ for (int i = end; i >= start; i--)
+ {
+ CtxSegment *entry = &temp[i];
+ float x, y, dx, dy;
+ x = entry->data.s16[2] * 1.0f / CTX_SUBDIV;
+ y = entry->data.s16[3] * 1.0f / aa;
+ dx = x - prev_x;
+ dy = y - prev_y;
+ float length = ctx_fast_hypotf (dx, dy);
+ float recip_length = 1.0f/length;
+ dx = dx * recip_length * half_width_x;
+ dy = dy * recip_length * half_width_y;
+ if (CTX_LIKELY(length>0.001f))
+ {
+ ctx_rasterizer_line_to (rasterizer, prev_x-dy, prev_y+dx);
+ // XXX possible miter line-to
+ // ctx_rasterizer_line_to (rasterizer, prev_x-dy+10, prev_y+dx+10);
+ ctx_rasterizer_line_to (rasterizer, x-dy, y+dx);
+ }
+ prev_x = x;
+ prev_y = y;
+ if (CTX_UNLIKELY(entry->code == CTX_NEW_EDGE))
+ {
+ x = entry->data.s16[0] * 1.0f / CTX_SUBDIV;
+ y = entry->data.s16[1] * 1.0f / aa;
+ dx = x - prev_x;
+ dy = y - prev_y;
+ length = ctx_fast_hypotf (dx, dy);
+ recip_length = 1.0f/length;
+ if (CTX_LIKELY(length>0.001f))
+ {
+ dx = dx * recip_length * half_width_x;
+ dy = dy * recip_length * half_width_y;
+ ctx_rasterizer_line_to (rasterizer, prev_x-dy, prev_y+dx);
+ ctx_rasterizer_line_to (rasterizer, x-dy, y+dx);
+ }
+ }
+ if ( (prev_x != x) && (prev_y != y) )
+ {
+ prev_x = x;
+ prev_y = y;
+ }
+ }
+ start = end+1;
+ }
+ ctx_rasterizer_finish_shape (rasterizer);
+ switch (gstate->line_cap)
+ {
+ case CTX_CAP_SQUARE: // XXX: incorrect - if rectangles were in
+ // reverse order - rotation would be off
+ // better implement correct here
+ {
+ float x = 0, y = 0;
+ int has_prev = 0;
+ for (int i = 0; i < count; i++)
+ {
+ CtxSegment *entry = &temp[i];
+ if (CTX_UNLIKELY(entry->code == CTX_NEW_EDGE))
+ {
+ if (has_prev)
+ {
+ ctx_rasterizer_rectangle (rasterizer, x - half_width_x, y - half_width_y,
half_width_x, half_width_y);
+ ctx_rasterizer_finish_shape (rasterizer);
+ }
+ x = entry->data.s16[0] * 1.0f / CTX_SUBDIV;
+ y = entry->data.s16[1] * 1.0f / aa;
+ ctx_rasterizer_rectangle (rasterizer, x - half_width_x, y - half_width_y, half_width_x
* 2, half_width_y * 2);
+ ctx_rasterizer_finish_shape (rasterizer);
+ }
+ x = entry->data.s16[2] * 1.0f / CTX_SUBDIV;
+ y = entry->data.s16[3] * 1.0f / aa;
+ has_prev = 1;
+ }
+ ctx_rasterizer_rectangle (rasterizer, x - half_width_x, y - half_width_y, half_width_x * 2,
half_width_y * 2);
+ ctx_rasterizer_finish_shape (rasterizer);
+ }
+ break;
+ case CTX_CAP_NONE: /* nothing to do */
+ break;
+ case CTX_CAP_ROUND:
+ {
+ float x = 0, y = 0;
+ int has_prev = 0;
+ for (int i = 0; i < count; i++)
+ {
+ CtxSegment *entry = &temp[i];
+ if (CTX_UNLIKELY(entry->code == CTX_NEW_EDGE))
+ {
+ if (has_prev)
+ {
+ ctx_rasterizer_arc (rasterizer, x, y, half_width_x, CTX_PI*3, 0, 1);
+ ctx_rasterizer_finish_shape (rasterizer);
+ }
+ x = entry->data.s16[0] * 1.0f / CTX_SUBDIV;
+ y = entry->data.s16[1] * 1.0f / aa;
+ ctx_rasterizer_arc (rasterizer, x, y, half_width_x, CTX_PI*3, 0, 1);
+ ctx_rasterizer_finish_shape (rasterizer);
+ }
+ x = entry->data.s16[2] * 1.0f / CTX_SUBDIV;
+ y = entry->data.s16[3] * 1.0f / aa;
+ has_prev = 1;
+ }
+ ctx_rasterizer_move_to (rasterizer, x, y);
+ ctx_rasterizer_arc (rasterizer, x, y, half_width_x, CTX_PI*3, 0, 1);
+ ctx_rasterizer_finish_shape (rasterizer);
+ break;
+ }
+ }
+ switch (gstate->line_join)
+ {
+ case CTX_JOIN_BEVEL:
+ case CTX_JOIN_MITER:
+ break;
+ case CTX_JOIN_ROUND:
+ {
+ float x = 0, y = 0;
+ for (int i = 0; i < count-1; i++)
+ {
+ CtxSegment *entry = &temp[i];
+ x = entry->data.s16[2] * 1.0f / CTX_SUBDIV;
+ y = entry->data.s16[3] * 1.0f / aa;
+ if (CTX_UNLIKELY(entry[1].code == CTX_EDGE))
+ {
+ ctx_rasterizer_arc (rasterizer, x, y, half_width_x, CTX_PI*2, 0, 1);
+ ctx_rasterizer_finish_shape (rasterizer);
+ }
+ }
+ break;
+ }
+ }
+ CtxFillRule rule_backup = gstate->fill_rule;
+ gstate->fill_rule = CTX_FILL_RULE_WINDING;
+ rasterizer->preserve = 0; // so fill isn't tripped
+ ctx_rasterizer_fill (rasterizer);
+ gstate->fill_rule = rule_backup;
+ gstate->transform = transform_backup;
}
}
+done:
+ if (preserved)
+ {
+ memcpy (rasterizer->edge_list.entries, temp, sizeof (temp) );
+ rasterizer->edge_list.count = count;
+ rasterizer->preserve = 0;
+ }
+ if (gstate->source_stroke.type != CTX_SOURCE_INHERIT_FILL)
+ gstate->source_fill = source_backup;
+}
- //mrg_queue_draw (mrg, NULL); /* in case of style change, and more */
- ctx_list_free (&hitlist);
+#if CTX_1BIT_CLIP
+#define CTX_CLIP_FORMAT CTX_FORMAT_GRAY1
+#else
+#define CTX_CLIP_FORMAT CTX_FORMAT_GRAY8
+#endif
- return 0;
+
+static void
+ctx_rasterizer_clip_reset (CtxRasterizer *rasterizer)
+{
+#if CTX_ENABLE_CLIP
+ if (rasterizer->clip_buffer)
+ ctx_buffer_free (rasterizer->clip_buffer);
+ rasterizer->clip_buffer = NULL;
+#endif
+ rasterizer->state->gstate.clip_min_x = rasterizer->blit_x;
+ rasterizer->state->gstate.clip_min_y = rasterizer->blit_y;
+
+ rasterizer->state->gstate.clip_max_x = rasterizer->blit_x + rasterizer->blit_width - 1;
+ rasterizer->state->gstate.clip_max_y = rasterizer->blit_y + rasterizer->blit_height - 1;
}
-int ctx_pointer_press (Ctx *ctx, float x, float y, int device_no, uint32_t time)
+static void
+ctx_rasterizer_clip_apply (CtxRasterizer *rasterizer,
+ CtxSegment *edges)
{
- CtxEvents *events = &ctx->events;
- CtxList *hitlist = NULL;
- events->pointer_x[device_no] = x;
- events->pointer_y[device_no] = y;
- if (device_no <= 3)
- {
- events->pointer_x[0] = x;
- events->pointer_y[0] = y;
- }
+ int count = edges[0].data.u32[0];
- if (device_no < 0) device_no = 0;
- if (device_no >= CTX_MAX_DEVICES) device_no = CTX_MAX_DEVICES-1;
- CtxEvent *event = &events->drag_event[device_no];
+ int minx = 5000;
+ int miny = 5000;
+ int maxx = -5000;
+ int maxy = -5000;
+ int prev_x = 0;
+ int prev_y = 0;
+ int blit_width = rasterizer->blit_width;
+ int blit_height = rasterizer->blit_height;
- if (time == 0)
- time = ctx_ms (ctx);
+ int aa = 15;//rasterizer->aa;
+ float coords[6][2];
- event->x = event->start_x = event->prev_x = x;
- event->y = event->start_y = event->prev_y = y;
+ for (int i = 0; i < count; i++)
+ {
+ CtxSegment *entry = &edges[i+1];
+ float x, y;
+ if (entry->code == CTX_NEW_EDGE)
+ {
+ prev_x = entry->data.s16[0] * 1.0f / CTX_SUBDIV;
+ prev_y = entry->data.s16[1] * 1.0f / aa;
+ if (prev_x < minx) { minx = prev_x; }
+ if (prev_y < miny) { miny = prev_y; }
+ if (prev_x > maxx) { maxx = prev_x; }
+ if (prev_y > maxy) { maxy = prev_y; }
+ }
+ x = entry->data.s16[2] * 1.0f / CTX_SUBDIV;
+ y = entry->data.s16[3] * 1.0f / aa;
+ if (x < minx) { minx = x; }
+ if (y < miny) { miny = y; }
+ if (x > maxx) { maxx = x; }
+ if (y > maxy) { maxy = y; }
- event->delta_x = event->delta_y = 0;
+ if (i < 6)
+ {
+ coords[i][0] = x;
+ coords[i][1] = y;
+ }
+ }
- event->device_no = device_no;
- event->time = time;
- event->stop_propagate = 0;
+#if CTX_ENABLE_CLIP
- if (events->pointer_down[device_no] == 1)
- {
- fprintf (stderr, "events thought device %i was already down\n", device_no);
- }
- /* doing just one of these two should be enough? */
- events->pointer_down[device_no] = 1;
- switch (device_no)
+ if ((rasterizer->clip_rectangle==1
+ || !rasterizer->clip_buffer)
+ )
{
- case 1:
- events->modifier_state |= CTX_MODIFIER_STATE_BUTTON1;
- break;
- case 2:
- events->modifier_state |= CTX_MODIFIER_STATE_BUTTON2;
- break;
- case 3:
- events->modifier_state |= CTX_MODIFIER_STATE_BUTTON3;
- break;
- default:
- break;
- }
+ if (count == 6)
+ {
+ if (coords[3][0] == coords[5][0] &&
+ coords[3][1] == coords[5][1])
+ {
+#if 0
+ printf ("%d,%d %dx%d\n", minx, miny,
+ maxx-minx+1, maxy-miny+1);
+#endif
- CtxGrab *grab = NULL;
- CtxList *l;
+ rasterizer->state->gstate.clip_min_x =
+ ctx_maxi (minx, rasterizer->state->gstate.clip_min_x);
+ rasterizer->state->gstate.clip_min_y =
+ ctx_maxi (miny, rasterizer->state->gstate.clip_min_y);
+ rasterizer->state->gstate.clip_max_x =
+ ctx_mini (maxx, rasterizer->state->gstate.clip_max_x);
+ rasterizer->state->gstate.clip_max_y =
+ ctx_mini (maxy, rasterizer->state->gstate.clip_max_y);
- _ctx_update_item (ctx, device_no, x, y,
- CTX_PRESS | CTX_DRAG_PRESS | CTX_TAP | CTX_TAP_AND_HOLD, &hitlist);
+ rasterizer->clip_rectangle = 1;
- for (l = hitlist; l; l = l?l->next:NULL)
- {
- CtxItem *item = l->data;
- if (item &&
- ((item->types & CTX_DRAG)||
- (item->types & CTX_TAP) ||
- (item->types & CTX_TAP_AND_HOLD)))
- {
- grab = device_add_grab (ctx, device_no, item, item->types);
- grab->start_time = time;
+#if 0
+ if (!rasterizer->clip_buffer)
+ rasterizer->clip_buffer = ctx_buffer_new (blit_width,
+ blit_height,
+ CTX_CLIP_FORMAT);
- if (item->types & CTX_TAP_AND_HOLD)
- {
- grab->timeout_id = ctx_add_timeout (ctx, events->tap_delay_hold, tap_and_hold_fire, grab);
- }
- }
- _ctx_emit_cb_item (ctx, item, event, CTX_PRESS, x, y);
- if (!event->stop_propagate)
- _ctx_emit_cb_item (ctx, item, event, CTX_DRAG_PRESS, x, y);
+ memset (rasterizer->clip_buffer->data, 0, blit_width * blit_height);
+ int i = 0;
+ for (int y = rasterizer->state->gstate.clip_min_y;
+ y <= rasterizer->state->gstate.clip_max_y;
+ y++)
+ for (int x = rasterizer->state->gstate.clip_min_x;
+ x <= rasterizer->state->gstate.clip_max_x;
+ x++, i++)
+ {
+ ((uint8_t*)(rasterizer->clip_buffer->data))[i] = 255;
+ }
+#endif
- if (event->stop_propagate)
- {
- ctx_list_free (&hitlist);
- return 0;
+ return;
+ }
}
}
+ rasterizer->clip_rectangle = 0;
- //events_queue_draw (mrg, NULL); /* in case of style change, and more */
- ctx_list_free (&hitlist);
- return 0;
-}
-
-void _ctx_resized (Ctx *ctx, int width, int height, long time)
-{
- CtxItem *item = _ctx_detect (ctx, 0, 0, CTX_KEY_PRESS);
- CtxEvent event = {0, };
+ if ((minx == maxx) || (miny == maxy)) // XXX : reset hack
+ {
+ ctx_rasterizer_clip_reset (rasterizer);
+ return;//goto done;
+ }
- if (!time)
- time = ctx_ms (ctx);
-
- event.ctx = ctx;
- event.time = time;
- event.string = "resize-event"; /* gets delivered to clients as a key_down event, maybe message shouldbe
used instead?
- */
+ int we_made_it = 0;
+ CtxBuffer *clip_buffer;
- if (item)
+ if (!rasterizer->clip_buffer)
{
- event.stop_propagate = 0;
- _ctx_emit_cb_item (ctx, item, &event, CTX_KEY_PRESS, 0, 0);
+ rasterizer->clip_buffer = ctx_buffer_new (blit_width,
+ blit_height,
+ CTX_CLIP_FORMAT);
+ clip_buffer = rasterizer->clip_buffer;
+ we_made_it = 1;
+ if (CTX_CLIP_FORMAT == CTX_FORMAT_GRAY1)
+ memset (rasterizer->clip_buffer->data, 0, blit_width * blit_height/8);
+ else
+ memset (rasterizer->clip_buffer->data, 0, blit_width * blit_height);
+ }
+ else
+ {
+ clip_buffer = ctx_buffer_new (blit_width, blit_height,
+ CTX_CLIP_FORMAT);
}
-}
-
-int ctx_pointer_release (Ctx *ctx, float x, float y, int device_no, uint32_t time)
-{
- CtxEvents *events = &ctx->events;
- if (time == 0)
- time = ctx_ms (ctx);
+ {
- if (device_no < 0) device_no = 0;
- if (device_no >= CTX_MAX_DEVICES) device_no = CTX_MAX_DEVICES-1;
- CtxEvent *event = &events->drag_event[device_no];
+ int prev_x = 0;
+ int prev_y = 0;
- event->time = time;
- event->x = x;
- event->ctx = ctx;
- event->y = y;
- event->device_no = device_no;
- event->stop_propagate = 0;
+ Ctx *ctx = ctx_new_for_framebuffer (clip_buffer->data, blit_width, blit_height,
+ blit_width,
+ CTX_CLIP_FORMAT);
- switch (device_no)
- {
- case 1:
- if (events->modifier_state & CTX_MODIFIER_STATE_BUTTON1)
- events->modifier_state -= CTX_MODIFIER_STATE_BUTTON1;
- break;
- case 2:
- if (events->modifier_state & CTX_MODIFIER_STATE_BUTTON2)
- events->modifier_state -= CTX_MODIFIER_STATE_BUTTON2;
- break;
- case 3:
- if (events->modifier_state & CTX_MODIFIER_STATE_BUTTON3)
- events->modifier_state -= CTX_MODIFIER_STATE_BUTTON3;
- break;
- default:
- break;
+ for (int i = 0; i < count; i++)
+ {
+ CtxSegment *entry = &edges[i+1];
+ float x, y;
+ if (entry->code == CTX_NEW_EDGE)
+ {
+ prev_x = entry->data.s16[0] * 1.0f / CTX_SUBDIV;
+ prev_y = entry->data.s16[1] * 1.0f / aa;
+ ctx_move_to (ctx, prev_x, prev_y);
+ }
+ x = entry->data.s16[2] * 1.0f / CTX_SUBDIV;
+ y = entry->data.s16[3] * 1.0f / aa;
+ ctx_line_to (ctx, x, y);
+ }
+ ctx_gray (ctx, 1.0f);
+ ctx_fill (ctx);
+ ctx_free (ctx);
}
- //events_queue_draw (mrg, NULL); /* in case of style change */
+ int maybe_rect = 1;
+ rasterizer->clip_rectangle = 0;
- if (events->pointer_down[device_no] == 0)
+ if (CTX_CLIP_FORMAT == CTX_FORMAT_GRAY1)
{
- fprintf (stderr, "device %i already up\n", device_no);
+ int count = blit_width * blit_height / 8;
+ for (int i = 0; i < count; i++)
+ {
+ ((uint8_t*)rasterizer->clip_buffer->data)[i] =
+ (((uint8_t*)rasterizer->clip_buffer->data)[i] &
+ ((uint8_t*)clip_buffer->data)[i]);
+ }
}
- events->pointer_down[device_no] = 0;
-
- events->pointer_x[device_no] = x;
- events->pointer_y[device_no] = y;
- if (device_no <= 3)
+ else
{
- events->pointer_x[0] = x;
- events->pointer_y[0] = y;
- }
- CtxList *hitlist = NULL;
- CtxList *grablist = NULL , *g= NULL;
- CtxGrab *grab;
+ int count = blit_width * blit_height;
- _ctx_update_item (ctx, device_no, x, y, CTX_RELEASE | CTX_DRAG_RELEASE, &hitlist);
- grablist = _ctx_device_get_grabs (ctx, device_no);
- for (g = grablist; g; g = g->next)
- {
- grab = g->data;
+ int i;
+ int x0 = 0;
+ int y0 = 0;
+ int width = -1;
+ int next_stage = 0;
+ uint8_t *p_data = (uint8_t*)rasterizer->clip_buffer->data;
+ uint8_t *data = (uint8_t*)clip_buffer->data;
- if (!event->stop_propagate)
+ i=0;
+ /* find upper left */
+ for (; i < count && maybe_rect && !next_stage; i++)
{
- if (grab->item->types & CTX_TAP)
+ uint8_t val = (p_data[i] * data[i])/255;
+ data[i] = val;
+ switch (val)
{
- long delay = time - grab->start_time;
+ case 255:
+ x0 = i % blit_width;
+ y0 = i / blit_width;
+ next_stage = 1;
+ break;
+ case 0: break;
+ default:
+ maybe_rect = 0;
+ break;
+ }
+ }
- if (delay > events->tap_delay_min &&
- delay < events->tap_delay_max &&
- (
- (event->start_x - x) * (event->start_x - x) +
- (event->start_y - y) * (event->start_y - y)) < ctx_pow2(events->tap_hysteresis)
- )
+ next_stage = 0;
+ /* figure out with */
+ for (; i < count && !next_stage && maybe_rect; i++)
+ {
+ int x = i % blit_width;
+ int y = i / blit_width;
+ uint8_t val = (p_data[i] * data[i])/255;
+ data[i] = val;
+
+ if (y == y0)
+ {
+ switch (val)
{
- _ctx_emit_cb_item (ctx, grab->item, event, CTX_TAP, x, y);
+ case 255:
+ width = x - x0 + 1;
+ break;
+ case 0:
+ next_stage = 1;
+ break;
+ default:
+ maybe_rect = 0;
+ break;
}
+ if (x % blit_width == blit_width - 1) next_stage = 1;
}
+ else next_stage = 1;
+ }
- if (!event->stop_propagate && grab->item->types & CTX_DRAG_RELEASE)
+ next_stage = 0;
+ /* body */
+ for (; i < count && maybe_rect && !next_stage; i++)
+ {
+ int x = i % blit_width;
+ uint8_t val = (p_data[i] * data[i])/255;
+ data[i] = val;
+
+ if (x < x0)
{
- _ctx_emit_cb_item (ctx, grab->item, event, CTX_DRAG_RELEASE, x, y);
+ if (val != 0){ maybe_rect = 0; next_stage = 1; }
+ } else if (x < x0 + width)
+ {
+ if (val != 255){ if (val != 0) maybe_rect = 0; next_stage = 1; }
+ } else {
+ if (val != 0){ maybe_rect = 0; next_stage = 1; }
}
}
- device_remove_grab (ctx, grab);
- }
-
- if (hitlist)
- {
- if (!event->stop_propagate)
- _ctx_emit_cb (ctx, hitlist, event, CTX_RELEASE, x, y);
- ctx_list_free (&hitlist);
- }
- ctx_list_free (&grablist);
- return 0;
-}
-
-/* for multi-touch, we use a list of active grabs - thus a grab corresponds to
- * a device id. even during drag-grabs events propagate; to stop that stop
- * propagation.
- */
-int ctx_pointer_motion (Ctx *ctx, float x, float y, int device_no, uint32_t time)
-{
- CtxList *hitlist = NULL;
- CtxList *grablist = NULL, *g;
- CtxGrab *grab;
-
- if (device_no < 0) device_no = 0;
- if (device_no >= CTX_MAX_DEVICES) device_no = CTX_MAX_DEVICES-1;
- CtxEvent *event = &ctx->events.drag_event[device_no];
-
- if (time == 0)
- time = ctx_ms (ctx);
-
- event->ctx = ctx;
- event->x = x;
- event->y = y;
- event->time = time;
- event->device_no = device_no;
- event->stop_propagate = 0;
-
- ctx->events.pointer_x[device_no] = x;
- ctx->events.pointer_y[device_no] = y;
-
- if (device_no <= 3)
- {
- ctx->events.pointer_x[0] = x;
- ctx->events.pointer_y[0] = y;
- }
-
- grablist = _ctx_device_get_grabs (ctx, device_no);
- _ctx_update_item (ctx, device_no, x, y, CTX_MOTION, &hitlist);
-
- {
- CtxItem *cursor_item = _ctx_detect (ctx, x, y, CTX_SET_CURSOR);
- if (cursor_item)
- {
- ctx_set_cursor (ctx, cursor_item->cursor);
- }
- else
- {
- ctx_set_cursor (ctx, CTX_CURSOR_ARROW);
- }
- CtxItem *hovered_item = _ctx_detect (ctx, x, y, CTX_ANY);
- static CtxItem *prev_hovered_item = NULL;
- if (prev_hovered_item != hovered_item)
+ next_stage = 0;
+ /* foot */
+ for (; i < count && maybe_rect && !next_stage; i++)
{
- ctx_set_dirty (ctx, 1);
- }
- prev_hovered_item = hovered_item;
- }
-
- event->delta_x = x - event->prev_x;
- event->delta_y = y - event->prev_y;
- event->prev_x = x;
- event->prev_y = y;
+ uint8_t val = (p_data[i] * data[i])/255;
+ data[i] = val;
- CtxList *remove_grabs = NULL;
+ if (val != 0){ maybe_rect = 0; next_stage = 1; }
+ }
- for (g = grablist; g; g = g->next)
- {
- grab = g->data;
- if ((grab->type & CTX_TAP) ||
- (grab->type & CTX_TAP_AND_HOLD))
+ for (; i < count; i++)
{
- if (
- (
- (event->start_x - x) * (event->start_x - x) +
- (event->start_y - y) * (event->start_y - y)) >
- ctx_pow2(ctx->events.tap_hysteresis)
- )
- {
- //fprintf (stderr, "-");
- ctx_list_prepend (&remove_grabs, grab);
- }
- else
- {
- //fprintf (stderr, ":");
- }
+ uint8_t val = (p_data[i] * data[i])/255;
+ data[i] = val;
}
- if (grab->type & CTX_DRAG_MOTION)
- {
- _ctx_emit_cb_item (ctx, grab->item, event, CTX_DRAG_MOTION, x, y);
- if (event->stop_propagate)
- break;
- }
- }
- if (remove_grabs)
- {
- for (g = remove_grabs; g; g = g->next)
- device_remove_grab (ctx, g->data);
- ctx_list_free (&remove_grabs);
- }
- if (hitlist)
- {
- if (!event->stop_propagate)
- _ctx_emit_cb (ctx, hitlist, event, CTX_MOTION, x, y);
- ctx_list_free (&hitlist);
+ if (maybe_rect)
+ rasterizer->clip_rectangle = 1;
}
- ctx_list_free (&grablist);
- return 0;
+ if (!we_made_it)
+ ctx_buffer_free (clip_buffer);
+#else
+ if (coords[0][0]){};
+#endif
+
+ rasterizer->state->gstate.clip_min_x = ctx_maxi (minx,
+ rasterizer->state->gstate.clip_min_x);
+ rasterizer->state->gstate.clip_min_y = ctx_maxi (miny,
+ rasterizer->state->gstate.clip_min_y);
+ rasterizer->state->gstate.clip_max_x = ctx_mini (maxx,
+ rasterizer->state->gstate.clip_max_x);
+ rasterizer->state->gstate.clip_max_y = ctx_mini (maxy,
+ rasterizer->state->gstate.clip_max_y);
}
-void ctx_incoming_message (Ctx *ctx, const char *message, long time)
+static void
+ctx_rasterizer_clip (CtxRasterizer *rasterizer)
{
- CtxItem *item = _ctx_detect (ctx, 0, 0, CTX_MESSAGE);
- CtxEvent event = {0, };
+ int count = rasterizer->edge_list.count;
+ CtxSegment temp[count+1]; /* copy of already built up path's poly line */
+ rasterizer->state->has_clipped=1;
+ rasterizer->state->gstate.clipped=1;
+ //if (rasterizer->preserve)
+ { memcpy (temp + 1, rasterizer->edge_list.entries, sizeof (temp) - sizeof (temp[0]));
+ temp[0].code = CTX_NOP;
+ temp[0].data.u32[0] = count;
+ ctx_state_set_blob (rasterizer->state, CTX_clip, (uint8_t*)temp, sizeof(temp));
+ }
+ ctx_rasterizer_clip_apply (rasterizer, temp);
+ ctx_rasterizer_reset (rasterizer);
+ if (rasterizer->preserve)
+ {
+ memcpy (rasterizer->edge_list.entries, temp + 1, sizeof (temp) - sizeof(temp[0]));
+ rasterizer->edge_list.count = count;
+ rasterizer->preserve = 0;
+ }
+}
- if (!time)
- time = ctx_ms (ctx);
- if (item)
- {
- int i;
- event.ctx = ctx;
- event.type = CTX_MESSAGE;
- event.time = time;
- event.string = message;
+#if 0
+static void
+ctx_rasterizer_load_image (CtxRasterizer *rasterizer,
+ const char *path,
+ float x,
+ float y)
+{
+ // decode PNG, put it in image is slot 1,
+ // magic width height stride format data
+ ctx_buffer_load_png (&rasterizer->ctx->texture[0], path);
+ ctx_rasterizer_set_texture (rasterizer, 0, x, y);
+}
+#endif
- fprintf (stderr, "{%s|\n", message);
- for (i = 0; i < item->cb_count; i++)
- {
- if (item->cb[i].types & (CTX_MESSAGE))
- {
- event.state = ctx->events.modifier_state;
- item->cb[i].cb (&event, item->cb[i].data1, item->cb[i].data2);
- if (event.stop_propagate)
- return;// event.stop_propagate;
- }
- }
- }
+CTX_INLINE void
+ctx_rasterizer_rectangle (CtxRasterizer *rasterizer,
+ float x,
+ float y,
+ float width,
+ float height)
+{
+ ctx_rasterizer_move_to (rasterizer, x, y);
+ ctx_rasterizer_rel_line_to (rasterizer, width, 0);
+ ctx_rasterizer_rel_line_to (rasterizer, 0, height);
+ ctx_rasterizer_rel_line_to (rasterizer, -width, 0);
+ ctx_rasterizer_rel_line_to (rasterizer, 0, -height);
+ ctx_rasterizer_rel_line_to (rasterizer, width/2, 0);
+ ctx_rasterizer_finish_shape (rasterizer);
}
-int ctx_scrolled (Ctx *ctx, float x, float y, CtxScrollDirection scroll_direction, uint32_t time)
+static void
+ctx_rasterizer_set_pixel (CtxRasterizer *rasterizer,
+ uint16_t x,
+ uint16_t y,
+ uint8_t r,
+ uint8_t g,
+ uint8_t b,
+ uint8_t a)
{
- CtxList *hitlist = NULL;
- CtxList *l;
+ rasterizer->state->gstate.source_fill.type = CTX_SOURCE_COLOR;
+ ctx_color_set_RGBA8 (rasterizer->state, &rasterizer->state->gstate.source_fill.color, r, g, b, a);
+ rasterizer->comp_op = NULL;
+#if 0
+ // XXX : doesn't take transforms into account - and has
+ // received less testing than code paths part of protocol,
+ // using rectangle properly will trigger the fillrect fastpath
+ ctx_rasterizer_pset (rasterizer, x, y, 255);
+#else
+ ctx_rasterizer_rectangle (rasterizer, x, y, 1.0, 1.0);
+ ctx_rasterizer_fill (rasterizer);
+#endif
+}
- int device_no = 0;
- ctx->events.pointer_x[device_no] = x;
- ctx->events.pointer_y[device_no] = y;
+#if CTX_ENABLE_SHADOW_BLUR
+static float
+ctx_gaussian (float x, float mu, float sigma)
+{
+ float a = ( x- mu) / sigma;
+ return ctx_expf (-0.5 * a * a);
+}
- CtxEvent *event = &ctx->events.drag_event[device_no]; /* XXX: might
- conflict with other code
- create a sibling member
- of drag_event?*/
- if (time == 0)
- time = ctx_ms (ctx);
+static void
+ctx_compute_gaussian_kernel (int dim, float radius, float *kernel)
+{
+ float sigma = radius / 2;
+ float sum = 0.0;
+ int i = 0;
+ //for (int row = 0; row < dim; row ++)
+ for (int col = 0; col < dim; col ++, i++)
+ {
+ float val = //ctx_gaussian (row, radius, sigma) *
+ ctx_gaussian (col, radius, sigma);
+ kernel[i] = val;
+ sum += val;
+ }
+ i = 0;
+ //for (int row = 0; row < dim; row ++)
+ for (int col = 0; col < dim; col ++, i++)
+ kernel[i] /= sum;
+}
+#endif
- event->x = event->start_x = event->prev_x = x;
- event->y = event->start_y = event->prev_y = y;
- event->delta_x = event->delta_y = 0;
- event->device_no = device_no;
- event->time = time;
- event->stop_propagate = 0;
- event->scroll_direction = scroll_direction;
+static void
+ctx_rasterizer_round_rectangle (CtxRasterizer *rasterizer, float x, float y, float width, float height,
float corner_radius)
+{
+ float aspect = 1.0f;
+ float radius = corner_radius / aspect;
+ float degrees = CTX_PI / 180.0f;
- _ctx_update_item (ctx, device_no, x, y, CTX_SCROLL, &hitlist);
+ if (radius > width*0.5f) radius = width/2;
+ if (radius > height*0.5f) radius = height/2;
- for (l = hitlist; l; l = l?l->next:NULL)
- {
- CtxItem *item = l->data;
+ ctx_rasterizer_finish_shape (rasterizer);
+ ctx_rasterizer_arc (rasterizer, x + width - radius, y + radius, radius, -90 * degrees, 0 * degrees, 0);
+ ctx_rasterizer_arc (rasterizer, x + width - radius, y + height - radius, radius, 0 * degrees, 90 *
degrees, 0);
+ ctx_rasterizer_arc (rasterizer, x + radius, y + height - radius, radius, 90 * degrees, 180 * degrees, 0);
+ ctx_rasterizer_arc (rasterizer, x + radius, y + radius, radius, 180 * degrees, 270 * degrees, 0);
- _ctx_emit_cb_item (ctx, item, event, CTX_SCROLL, x, y);
+ ctx_rasterizer_finish_shape (rasterizer);
+}
- if (event->stop_propagate)
- l = NULL;
- }
+static void
+ctx_rasterizer_process (void *user_data, CtxCommand *command);
- //mrg_queue_draw (mrg, NULL); /* in case of style change, and more */
- ctx_list_free (&hitlist);
+int
+_ctx_is_rasterizer (Ctx *ctx)
+{
+ if (ctx->renderer && ctx->renderer->process == ctx_rasterizer_process)
+ return 1;
return 0;
}
-static int ctx_str_has_prefix (const char *string, const char *prefix)
+#if CTX_COMPOSITING_GROUPS
+static void
+ctx_rasterizer_start_group (CtxRasterizer *rasterizer)
{
- for (int i = 0; prefix[i]; i++)
+ CtxEntry save_command = ctx_void(CTX_SAVE);
+ // allocate buffer, and set it as temporary target
+ int no;
+ if (rasterizer->group[0] == NULL) // first group
{
- if (!string[i]) return 0;
- if (string[i] != prefix[i]) return 0;
+ rasterizer->saved_buf = rasterizer->buf;
}
- return 0;
+ for (no = 0; rasterizer->group[no] && no < CTX_GROUP_MAX; no++);
+
+ if (no >= CTX_GROUP_MAX)
+ return;
+ rasterizer->group[no] = ctx_buffer_new (rasterizer->blit_width,
+ rasterizer->blit_height,
+ rasterizer->format->composite_format);
+ rasterizer->buf = rasterizer->group[no]->data;
+ ctx_rasterizer_process (rasterizer, (CtxCommand*)&save_command);
}
-int ctx_key_press (Ctx *ctx, unsigned int keyval,
- const char *string, uint32_t time)
+static void
+ctx_rasterizer_end_group (CtxRasterizer *rasterizer)
{
- char event_type[128]="";
- float x, y; int b;
- sscanf (string, "%s %f %f %i", event_type, &x, &y, &b);
- if (!strcmp (event_type, "mouse-motion") ||
- !strcmp (event_type, "mouse-drag"))
- return ctx_pointer_motion (ctx, x, y, b, 0);
- else if (!strcmp (event_type, "mouse-press"))
- return ctx_pointer_press (ctx, x, y, b, 0);
- else if (!strcmp (event_type, "mouse-release"))
- return ctx_pointer_release (ctx, x, y, b, 0);
- //else if (!strcmp (event_type, "keydown"))
- // return ctx_key_down (ctx, keyval, string + 8, time);
- //else if (!strcmp (event_type, "keyup"))
- // return ctx_key_up (ctx, keyval, string + 6, time);
+ CtxEntry restore_command = ctx_void(CTX_RESTORE);
+ CtxEntry save_command = ctx_void(CTX_SAVE);
+ int no = 0;
+ for (no = 0; rasterizer->group[no] && no < CTX_GROUP_MAX; no++);
+ no--;
- CtxItem *item = _ctx_detect (ctx, 0, 0, CTX_KEY_PRESS);
- CtxEvent event = {0,};
+ if (no < 0)
+ return;
- if (time == 0)
- time = ctx_ms (ctx);
- if (item)
+ CtxCompositingMode comp = rasterizer->state->gstate.compositing_mode;
+ CtxBlend blend = rasterizer->state->gstate.blend_mode;
+ float global_alpha = rasterizer->state->gstate.global_alpha_f;
+ // fetch compositing, blending, global alpha
+ ctx_rasterizer_process (rasterizer, (CtxCommand*)&restore_command);
+ ctx_rasterizer_process (rasterizer, (CtxCommand*)&save_command);
+ CtxEntry set_state[3]=
{
- int i;
- event.ctx = ctx;
- event.type = CTX_KEY_PRESS;
- event.unicode = keyval;
- event.string = strdup(string);
- event.stop_propagate = 0;
- event.time = time;
+ ctx_u32 (CTX_COMPOSITING_MODE, comp, 0),
+ ctx_u32 (CTX_BLEND_MODE, blend, 0),
+ ctx_f (CTX_GLOBAL_ALPHA, global_alpha, 0.0)
+ };
+ ctx_rasterizer_process (rasterizer, (CtxCommand*)&set_state[0]);
+ ctx_rasterizer_process (rasterizer, (CtxCommand*)&set_state[1]);
+ ctx_rasterizer_process (rasterizer, (CtxCommand*)&set_state[2]);
+ if (no == 0)
+ {
+ rasterizer->buf = rasterizer->saved_buf;
+ }
+ else
+ {
+ rasterizer->buf = rasterizer->group[no-1]->data;
+ }
+ // XXX use texture_source ?
+ ctx_texture_init (rasterizer->ctx, ".ctx-group", // XXX ? count groups..
+ rasterizer->blit_width, // or have group based on thread-id?
+ rasterizer->blit_height, // .. this would mean threadsafe
+ // allocation
+ rasterizer->blit_width * rasterizer->format->bpp/8,
+ rasterizer->format->pixel_format,
+ NULL, // space
+ (uint8_t*)rasterizer->group[no]->data,
+ NULL, NULL);
+ {
+ const char *eid = ".ctx-group";
+ int eid_len = strlen (eid);
- for (i = 0; i < item->cb_count; i++)
- {
- if (item->cb[i].types & (CTX_KEY_PRESS))
+ CtxEntry commands[4] =
{
- event.state = ctx->events.modifier_state;
- item->cb[i].cb (&event, item->cb[i].data1, item->cb[i].data2);
- if (event.stop_propagate)
- {
- free ((void*)event.string);
- return event.stop_propagate;
- }
- }
- }
- free ((void*)event.string);
+ ctx_f (CTX_TEXTURE, rasterizer->blit_x, rasterizer->blit_y),
+ ctx_u32 (CTX_DATA, eid_len, eid_len/9+1),
+ ctx_u32 (CTX_CONT, 0,0),
+ ctx_u32 (CTX_CONT, 0,0)
+ };
+ memcpy( (char *) &commands[2].data.u8[0], eid, eid_len);
+ ( (char *) (&commands[2].data.u8[0]) ) [eid_len]=0;
+
+ ctx_rasterizer_process (rasterizer, (CtxCommand*)commands);
}
- return 0;
+ {
+ CtxEntry commands[2]=
+ {
+ ctx_f (CTX_RECTANGLE, rasterizer->blit_x, rasterizer->blit_y),
+ ctx_f (CTX_CONT, rasterizer->blit_width, rasterizer->blit_height)
+ };
+ ctx_rasterizer_process (rasterizer, (CtxCommand*)commands);
+ }
+ {
+ CtxEntry commands[1]= { ctx_void (CTX_FILL) };
+ ctx_rasterizer_process (rasterizer, (CtxCommand*)commands);
+ }
+ //ctx_texture_release (rasterizer->ctx, ".ctx-group");
+ ctx_buffer_free (rasterizer->group[no]);
+ rasterizer->group[no] = 0;
+ ctx_rasterizer_process (rasterizer, (CtxCommand*)&restore_command);
}
+#endif
-int ctx_key_down (Ctx *ctx, unsigned int keyval,
- const char *string, uint32_t time)
+#if CTX_ENABLE_SHADOW_BLUR
+static void
+ctx_rasterizer_shadow_stroke (CtxRasterizer *rasterizer)
{
- CtxItem *item = _ctx_detect (ctx, 0, 0, CTX_KEY_DOWN);
- CtxEvent event = {0,};
+ CtxColor color;
+ CtxEntry save_command = ctx_void(CTX_SAVE);
- if (time == 0)
- time = ctx_ms (ctx);
- if (item)
- {
- int i;
- event.ctx = ctx;
- event.type = CTX_KEY_DOWN;
- event.unicode = keyval;
- event.string = strdup(string);
- event.stop_propagate = 0;
- event.time = time;
+ float rgba[4] = {0, 0, 0, 1.0};
+ if (ctx_get_color (rasterizer->ctx, CTX_shadowColor, &color) == 0)
+ ctx_color_get_rgba (rasterizer->state, &color, rgba);
- for (i = 0; i < item->cb_count; i++)
- {
- if (item->cb[i].types & (CTX_KEY_DOWN))
+ CtxEntry set_color_command [3]=
+ {
+ ctx_f (CTX_COLOR, CTX_RGBA, rgba[0]),
+ ctx_f (CTX_CONT, rgba[1], rgba[2]),
+ ctx_f (CTX_CONT, rgba[3], 0)
+ };
+ CtxEntry restore_command = ctx_void(CTX_RESTORE);
+ float radius = rasterizer->state->gstate.shadow_blur;
+ int dim = 2 * radius + 1;
+ if (dim > CTX_MAX_GAUSSIAN_KERNEL_DIM)
+ dim = CTX_MAX_GAUSSIAN_KERNEL_DIM;
+ ctx_compute_gaussian_kernel (dim, radius, rasterizer->kernel);
+ ctx_rasterizer_process (rasterizer, (CtxCommand*)&save_command);
+ {
+ int i = 0;
+ for (int v = 0; v < dim; v += 1, i++)
{
- event.state = ctx->events.modifier_state;
- item->cb[i].cb (&event, item->cb[i].data1, item->cb[i].data2);
- if (event.stop_propagate)
- {
- free ((void*)event.string);
- return event.stop_propagate;
- }
+ float dy = rasterizer->state->gstate.shadow_offset_y + v - dim/2;
+ set_color_command[2].data.f[0] = rasterizer->kernel[i] * rgba[3];
+ ctx_rasterizer_process (rasterizer, (CtxCommand*)&set_color_command[0]);
+#if CTX_ENABLE_SHADOW_BLUR
+ rasterizer->in_shadow = 1;
+#endif
+ rasterizer->shadow_x = rasterizer->state->gstate.shadow_offset_x;
+ rasterizer->shadow_y = dy;
+ rasterizer->preserve = 1;
+ ctx_rasterizer_stroke (rasterizer);
+#if CTX_ENABLE_SHADOW_BLUR
+ rasterizer->in_shadow = 0;
+#endif
}
- }
- free ((void*)event.string);
}
- return 0;
+ //free (kernel);
+ ctx_rasterizer_process (rasterizer, (CtxCommand*)&restore_command);
}
-int ctx_key_up (Ctx *ctx, unsigned int keyval,
- const char *string, uint32_t time)
+static void
+ctx_rasterizer_shadow_text (CtxRasterizer *rasterizer, const char *str)
{
- CtxItem *item = _ctx_detect (ctx, 0, 0, CTX_KEY_UP);
- CtxEvent event = {0,};
+ float x = rasterizer->state->x;
+ float y = rasterizer->state->y;
+ CtxColor color;
+ CtxEntry save_command = ctx_void(CTX_SAVE);
- if (time == 0)
- time = ctx_ms (ctx);
- if (item)
+ float rgba[4] = {0, 0, 0, 1.0};
+ if (ctx_get_color (rasterizer->ctx, CTX_shadowColor, &color) == 0)
+ ctx_color_get_rgba (rasterizer->state, &color, rgba);
+
+ CtxEntry set_color_command [3]=
{
- int i;
- event.ctx = ctx;
- event.type = CTX_KEY_UP;
- event.unicode = keyval;
- event.string = strdup(string);
- event.stop_propagate = 0;
- event.time = time;
+ ctx_f (CTX_COLOR, CTX_RGBA, rgba[0]),
+ ctx_f (CTX_CONT, rgba[1], rgba[2]),
+ ctx_f (CTX_CONT, rgba[3], 0)
+ };
+ CtxEntry move_to_command [1]=
+ {
+ ctx_f (CTX_MOVE_TO, x, y),
+ };
+ CtxEntry restore_command = ctx_void(CTX_RESTORE);
+ float radius = rasterizer->state->gstate.shadow_blur;
+ int dim = 2 * radius + 1;
+ if (dim > CTX_MAX_GAUSSIAN_KERNEL_DIM)
+ dim = CTX_MAX_GAUSSIAN_KERNEL_DIM;
+ ctx_compute_gaussian_kernel (dim, radius, rasterizer->kernel);
+ ctx_rasterizer_process (rasterizer, (CtxCommand*)&save_command);
- for (i = 0; i < item->cb_count; i++)
- {
- if (item->cb[i].types & (CTX_KEY_UP))
+ {
{
- event.state = ctx->events.modifier_state;
- item->cb[i].cb (&event, item->cb[i].data1, item->cb[i].data2);
- if (event.stop_propagate)
- {
- free ((void*)event.string);
- return event.stop_propagate;
- }
+ move_to_command[0].data.f[0] = x;
+ move_to_command[0].data.f[1] = y;
+ set_color_command[2].data.f[0] = rgba[3];
+ ctx_rasterizer_process (rasterizer, (CtxCommand*)&set_color_command);
+ ctx_rasterizer_process (rasterizer, (CtxCommand*)&move_to_command);
+ rasterizer->in_shadow=1;
+ ctx_rasterizer_text (rasterizer, str, 0);
+ rasterizer->in_shadow=0;
}
- }
- free ((void*)event.string);
}
- return 0;
-
- return 0;
-}
-
-void ctx_freeze (Ctx *ctx)
-{
- ctx->events.frozen ++;
-}
-
-void ctx_thaw (Ctx *ctx)
-{
- ctx->events.frozen --;
-}
-int ctx_events_frozen (Ctx *ctx)
-{
- return ctx && ctx->events.frozen;
-}
-void ctx_events_clear_items (Ctx *ctx)
-{
- ctx_list_free (&ctx->events.items);
-}
-int ctx_events_width (Ctx *ctx)
-{
- return ctx->events.width;
-}
-int ctx_events_height (Ctx *ctx)
-{
- return ctx->events.height;
-}
-
-float ctx_pointer_x (Ctx *ctx)
-{
- return ctx->events.pointer_x[0];
-}
-
-float ctx_pointer_y (Ctx *ctx)
-{
- return ctx->events.pointer_y[0];
+ ctx_rasterizer_process (rasterizer, (CtxCommand*)&restore_command);
+ move_to_command[0].data.f[0] = x;
+ move_to_command[0].data.f[1] = y;
+ ctx_rasterizer_process (rasterizer, (CtxCommand*)&move_to_command);
}
-int ctx_pointer_is_down (Ctx *ctx, int no)
+static void
+ctx_rasterizer_shadow_fill (CtxRasterizer *rasterizer)
{
- if (no < 0 || no > CTX_MAX_DEVICES) return 0;
- return ctx->events.pointer_down[no];
-}
+ CtxColor color;
+ CtxEntry save_command = ctx_void(CTX_SAVE);
-void _ctx_debug_overlays (Ctx *ctx)
-{
- CtxList *a;
- ctx_save (ctx);
+ float rgba[4] = {0, 0, 0, 1.0};
+ if (ctx_get_color (rasterizer->ctx, CTX_shadowColor, &color) == 0)
+ ctx_color_get_rgba (rasterizer->state, &color, rgba);
- ctx_line_width (ctx, 2);
- ctx_rgba (ctx, 0,0,0.8,0.5);
- for (a = ctx->events.items; a; a = a->next)
+ CtxEntry set_color_command [3]=
{
- float current_x = ctx_pointer_x (ctx);
- float current_y = ctx_pointer_y (ctx);
- CtxItem *item = a->data;
- CtxMatrix matrix = item->inv_matrix;
-
- ctx_matrix_apply_transform (&matrix, ¤t_x, ¤t_y);
-
- if (current_x >= item->x0 && current_x < item->x1 &&
- current_y >= item->y0 && current_y < item->y1)
- {
- ctx_matrix_invert (&matrix);
- ctx_set_matrix (ctx, &matrix);
- _mrg_restore_path (ctx, item->path);
- ctx_stroke (ctx);
- }
- }
- ctx_restore (ctx);
-}
-
-void ctx_set_render_threads (Ctx *ctx, int n_threads)
-{
- // XXX
-}
-int ctx_get_render_threads (Ctx *ctx)
-{
- return _ctx_max_threads;
-}
-void ctx_set_hash_cache (Ctx *ctx, int enable_hash_cache)
-{
- _ctx_enable_hash_cache = enable_hash_cache;
-}
-int ctx_get_hash_cache (Ctx *ctx)
-{
- return _ctx_enable_hash_cache;
-}
-
-int ctx_is_dirty (Ctx *ctx)
-{
- return ctx->dirty;
-}
-void ctx_set_dirty (Ctx *ctx, int dirty)
-{
- ctx->dirty = dirty;
-}
-
-/*
- * centralized global API for managing file descriptors that
- * wake us up, this to remove sleeping and polling
- */
-
-#define CTX_MAX_LISTEN_FDS 128 // becomes max clients..
-
-static int _ctx_listen_fd[CTX_MAX_LISTEN_FDS];
-static int _ctx_listen_fds = 0;
-static int _ctx_listen_max_fd = 0;
-
-void _ctx_add_listen_fd (int fd)
-{
- _ctx_listen_fd[_ctx_listen_fds++]=fd;
- if (fd > _ctx_listen_max_fd)
- _ctx_listen_max_fd = fd;
-}
+ ctx_f (CTX_COLOR, CTX_RGBA, rgba[0]),
+ ctx_f (CTX_CONT, rgba[1], rgba[2]),
+ ctx_f (CTX_CONT, rgba[3], 0)
+ };
+ CtxEntry restore_command = ctx_void(CTX_RESTORE);
+ float radius = rasterizer->state->gstate.shadow_blur;
+ int dim = 2 * radius + 1;
+ if (dim > CTX_MAX_GAUSSIAN_KERNEL_DIM)
+ dim = CTX_MAX_GAUSSIAN_KERNEL_DIM;
+ ctx_compute_gaussian_kernel (dim, radius, rasterizer->kernel);
+ ctx_rasterizer_process (rasterizer, (CtxCommand*)&save_command);
-void _ctx_remove_listen_fd (int fd)
-{
- for (int i = 0; i < _ctx_listen_fds; i++)
{
- if (_ctx_listen_fd[i] == fd)
- {
- _ctx_listen_fd[i] = _ctx_listen_fd[_ctx_listen_fds-1];
- _ctx_listen_fds--;
- return;
- }
+ for (int v = 0; v < dim; v ++)
+ {
+ int i = v;
+ float dy = rasterizer->state->gstate.shadow_offset_y + v - dim/2;
+ set_color_command[2].data.f[0] = rasterizer->kernel[i] * rgba[3];
+ ctx_rasterizer_process (rasterizer, (CtxCommand*)&set_color_command);
+ rasterizer->in_shadow = 1;
+ rasterizer->shadow_x = rasterizer->state->gstate.shadow_offset_x;
+ rasterizer->shadow_y = dy;
+ rasterizer->preserve = 1;
+ ctx_rasterizer_fill (rasterizer);
+ rasterizer->in_shadow = 0;
+ }
}
+ ctx_rasterizer_process (rasterizer, (CtxCommand*)&restore_command);
}
+#endif
-int ctx_input_pending (Ctx *ctx, int timeout)
+static void
+ctx_rasterizer_line_dash (CtxRasterizer *rasterizer, int count, float *dashes)
{
- struct timeval tv;
- fd_set fdset;
- FD_ZERO (&fdset);
- for (int i = 0; i < _ctx_listen_fds; i++)
- {
- FD_SET (_ctx_listen_fd[i], &fdset);
- }
- int input_fds[5];
- int n_fds;
- ctx_get_event_fds (ctx, input_fds, &n_fds);
- for (int i = 0; i < n_fds; i++)
+ if (!dashes)
{
- FD_SET (input_fds[i], &fdset);
+ rasterizer->state->gstate.n_dashes = 0;
+ return;
}
-
- tv.tv_sec = 0;
- tv.tv_usec = timeout;
- tv.tv_sec = timeout / 1000000;
- tv.tv_usec = timeout % 1000000;
- int retval = select (_ctx_listen_max_fd + 1, &fdset, NULL, NULL, &tv);
- if (retval == -1)
+ count = CTX_MIN(count, CTX_PARSER_MAX_ARGS-1);
+ rasterizer->state->gstate.n_dashes = count;
+ memcpy(&rasterizer->state->gstate.dashes[0], dashes, count * sizeof(float));
+ for (int i = 0; i < count; i ++)
{
- perror ("select");
- return 0;
+ if (rasterizer->state->gstate.dashes[i] < 0.0001f)
+ rasterizer->state->gstate.dashes[i] = 0.0001f; // hang protection
}
- return retval;
}
-void ctx_sdl_set_title (void *self, const char *new_title);
-void ctx_set_title (Ctx *ctx, const char *title)
+
+static void
+ctx_rasterizer_process (void *user_data, CtxCommand *command)
{
-#if CTX_SDL
- // XXX also check we're first/only client?
- if (ctx_renderer_is_sdl (ctx))
- ctx_sdl_set_title (ctx_get_renderer (ctx), title);
+ CtxEntry *entry = &command->entry;
+ CtxRasterizer *rasterizer = (CtxRasterizer *) user_data;
+ CtxState *state = rasterizer->state;
+ CtxCommand *c = (CtxCommand *) entry;
+ int clear_clip = 0;
+ ctx_interpret_style (state, entry, NULL);
+ switch (c->code)
+ {
+#if CTX_ENABLE_SHADOW_BLUR
+ case CTX_SHADOW_COLOR:
+ {
+ CtxColor col;
+ CtxColor *color = &col;
+ //state->gstate.source_fill.type = CTX_SOURCE_COLOR;
+ switch ((int)c->rgba.model)
+ {
+ case CTX_RGB:
+ ctx_color_set_rgba (state, color, c->rgba.r, c->rgba.g, c->rgba.b, 1.0f);
+ break;
+ case CTX_RGBA:
+ //ctx_color_set_rgba (state, color, c->rgba.r, c->rgba.g, c->rgba.b, c->rgba.a);
+ ctx_color_set_rgba (state, color, c->rgba.r, c->rgba.g, c->rgba.b, c->rgba.a);
+ break;
+ case CTX_DRGBA:
+ ctx_color_set_drgba (state, color, c->rgba.r, c->rgba.g, c->rgba.b, c->rgba.a);
+ break;
+#if CTX_ENABLE_CMYK
+ case CTX_CMYKA:
+ ctx_color_set_cmyka (state, color, c->cmyka.c, c->cmyka.m, c->cmyka.y, c->cmyka.k,
c->cmyka.a);
+ break;
+ case CTX_CMYK:
+ ctx_color_set_cmyka (state, color, c->cmyka.c, c->cmyka.m, c->cmyka.y, c->cmyka.k, 1.0f);
+ break;
+ case CTX_DCMYKA:
+ ctx_color_set_dcmyka (state, color, c->cmyka.c, c->cmyka.m, c->cmyka.y, c->cmyka.k,
c->cmyka.a);
+ break;
+ case CTX_DCMYK:
+ ctx_color_set_dcmyka (state, color, c->cmyka.c, c->cmyka.m, c->cmyka.y, c->cmyka.k, 1.0f);
+ break;
#endif
-}
+ case CTX_GRAYA:
+ ctx_color_set_graya (state, color, c->graya.g, c->graya.a);
+ break;
+ case CTX_GRAY:
+ ctx_color_set_graya (state, color, c->graya.g, 1.0f);
+ break;
+ }
+ ctx_set_color (rasterizer->ctx, CTX_shadowColor, color);
+ }
+ break;
+#endif
+ case CTX_LINE_DASH:
+ if (c->line_dash.count)
+ {
+ ctx_rasterizer_line_dash (rasterizer, c->line_dash.count, c->line_dash.data);
+ }
+ else
+ ctx_rasterizer_line_dash (rasterizer, 0, NULL);
+ break;
+ case CTX_LINE_TO:
+ ctx_rasterizer_line_to (rasterizer, c->c.x0, c->c.y0);
+ break;
+ case CTX_REL_LINE_TO:
+ ctx_rasterizer_rel_line_to (rasterizer, c->c.x0, c->c.y0);
+ break;
+ case CTX_MOVE_TO:
+ ctx_rasterizer_move_to (rasterizer, c->c.x0, c->c.y0);
+ break;
+ case CTX_REL_MOVE_TO:
+ ctx_rasterizer_rel_move_to (rasterizer, c->c.x0, c->c.y0);
+ break;
+ case CTX_CURVE_TO:
+ ctx_rasterizer_curve_to (rasterizer, c->c.x0, c->c.y0,
+ c->c.x1, c->c.y1,
+ c->c.x2, c->c.y2);
+ break;
+ case CTX_REL_CURVE_TO:
+ ctx_rasterizer_rel_curve_to (rasterizer, c->c.x0, c->c.y0,
+ c->c.x1, c->c.y1,
+ c->c.x2, c->c.y2);
+ break;
+ case CTX_QUAD_TO:
+ ctx_rasterizer_quad_to (rasterizer, c->c.x0, c->c.y0, c->c.x1, c->c.y1);
+ break;
+ case CTX_REL_QUAD_TO:
+ ctx_rasterizer_rel_quad_to (rasterizer, c->c.x0, c->c.y0, c->c.x1, c->c.y1);
+ break;
+ case CTX_ARC:
+ ctx_rasterizer_arc (rasterizer, c->arc.x, c->arc.y, c->arc.radius, c->arc.angle1, c->arc.angle2,
c->arc.direction);
+ break;
+ case CTX_RECTANGLE:
+ ctx_rasterizer_rectangle (rasterizer, c->rectangle.x, c->rectangle.y,
+ c->rectangle.width, c->rectangle.height);
+ break;
+ case CTX_ROUND_RECTANGLE:
+ ctx_rasterizer_round_rectangle (rasterizer, c->rectangle.x, c->rectangle.y,
+ c->rectangle.width, c->rectangle.height,
+ c->rectangle.radius);
+ break;
+ case CTX_SET_PIXEL:
+ ctx_rasterizer_set_pixel (rasterizer, c->set_pixel.x, c->set_pixel.y,
+ c->set_pixel.rgba[0],
+ c->set_pixel.rgba[1],
+ c->set_pixel.rgba[2],
+ c->set_pixel.rgba[3]);
+ break;
+ case CTX_DEFINE_TEXTURE:
+ {
+ uint8_t *pixel_data = ctx_define_texture_pixel_data (entry);
+ ctx_rasterizer_define_texture (rasterizer, c->define_texture.eid,
+ c->define_texture.width, c->define_texture.height,
+ c->define_texture.format,
+ pixel_data);
+ rasterizer->comp_op = NULL;
+ rasterizer->fragment = NULL;
+ }
+ break;
+ case CTX_TEXTURE:
+ ctx_rasterizer_set_texture (rasterizer, c->texture.eid,
+ c->texture.x, c->texture.y);
+ rasterizer->comp_op = NULL;
+ rasterizer->fragment = NULL;
+ break;
+ case CTX_SOURCE_TRANSFORM:
+ ctx_matrix_set (&state->gstate.source_fill.set_transform,
+ ctx_arg_float (0), ctx_arg_float (1),
+ ctx_arg_float (2), ctx_arg_float (3),
+ ctx_arg_float (4), ctx_arg_float (5));
+ rasterizer->comp_op = NULL;
+ break;
+#if 0
+ case CTX_LOAD_IMAGE:
+ ctx_rasterizer_load_image (rasterizer, ctx_arg_string(),
+ ctx_arg_float (0), ctx_arg_float (1) );
+ break;
+#endif
+#if CTX_GRADIENTS
+ case CTX_GRADIENT_STOP:
+ {
+ float rgba[4]= {ctx_u8_to_float (ctx_arg_u8 (4) ),
+ ctx_u8_to_float (ctx_arg_u8 (4+1) ),
+ ctx_u8_to_float (ctx_arg_u8 (4+2) ),
+ ctx_u8_to_float (ctx_arg_u8 (4+3) )
+ };
+ ctx_rasterizer_gradient_add_stop (rasterizer,
+ ctx_arg_float (0), rgba);
+ rasterizer->comp_op = NULL;
+ }
+ break;
+ case CTX_LINEAR_GRADIENT:
+ ctx_state_gradient_clear_stops (state);
+ rasterizer->comp_op = NULL;
+ break;
+ case CTX_RADIAL_GRADIENT:
+ ctx_state_gradient_clear_stops (state);
+ rasterizer->comp_op = NULL;
+ break;
+#endif
+ case CTX_PRESERVE:
+ rasterizer->preserve = 1;
+ break;
+ case CTX_COLOR:
+ case CTX_COMPOSITING_MODE:
+ case CTX_BLEND_MODE:
+ rasterizer->comp_op = NULL;
+ //_ctx_setup_compositor (rasterizer);
+ break;
+#if CTX_COMPOSITING_GROUPS
+ case CTX_START_GROUP:
+ ctx_rasterizer_start_group (rasterizer);
+ break;
+ case CTX_END_GROUP:
+ ctx_rasterizer_end_group (rasterizer);
+ break;
#endif
-/* the parser comes in the end, nothing in ctx knows about the parser */
-#if CTX_PARSER
+ case CTX_RESTORE:
+ for (int i = state->gstate_no?state->gstate_stack[state->gstate_no-1].keydb_pos:0;
+ i < state->gstate.keydb_pos; i++)
+ {
+ if (state->keydb[i].key == CTX_clip)
+ {
+ clear_clip = 1;
+ }
+ }
+ /* FALLTHROUGH */
+ case CTX_ROTATE:
+ case CTX_SCALE:
+ case CTX_TRANSLATE:
+ case CTX_IDENTITY:
+ case CTX_SAVE:
+ rasterizer->comp_op = NULL;
+ rasterizer->uses_transforms = 1;
+ ctx_interpret_transforms (state, entry, NULL);
+ if (clear_clip)
+ {
+ ctx_rasterizer_clip_reset (rasterizer);
+ for (int i = state->gstate_no?state->gstate_stack[state->gstate_no-1].keydb_pos:0;
+ i < state->gstate.keydb_pos; i++)
+ {
+ if (state->keydb[i].key == CTX_clip)
+ {
+ int idx = ctx_float_to_string_index (state->keydb[i].value);
+ if (idx >=0)
+ {
+ CtxSegment *edges = (CtxSegment*)&state->stringpool[idx];
+ ctx_rasterizer_clip_apply (rasterizer, edges);
+ }
+ }
+ }
+ }
+ break;
+ case CTX_STROKE:
+#if CTX_ENABLE_SHADOW_BLUR
+ if (state->gstate.shadow_blur > 0.0 &&
+ !rasterizer->in_text)
+ ctx_rasterizer_shadow_stroke (rasterizer);
+#endif
+ {
+ int count = rasterizer->edge_list.count;
+ if (state->gstate.n_dashes)
+ {
+ int n_dashes = state->gstate.n_dashes;
+ float *dashes = state->gstate.dashes;
+ float factor = ctx_matrix_get_scale (&state->gstate.transform);
-/* ctx parser, */
+ int aa = 15;//rasterizer->aa;
+ CtxSegment temp[count]; /* copy of already built up path's poly line */
+ memcpy (temp, rasterizer->edge_list.entries, sizeof (temp));
+ int start = 0;
+ int end = 0;
+ CtxMatrix transform_backup = state->gstate.transform;
+ _ctx_matrix_identity (&state->gstate.transform);
+ ctx_rasterizer_reset (rasterizer); /* for dashing we create
+ a dashed path to stroke */
+ float prev_x = 0.0f;
+ float prev_y = 0.0f;
+ float pos = 0.0;
-#define CTX_ID_MAXLEN 64 // in use should not be more than 40!
- // to offer headroom for multiplexing
+ int dash_no = 0.0;
+ float dash_lpos = state->gstate.line_dash_offset * factor;
+ int is_down = 0;
+ while (start < count)
+ {
+ int started = 0;
+ int i;
+ is_down = 0;
-struct
- _CtxParser
-{
- Ctx *ctx;
- int t_args; // total number of arguments seen for current command
- int state;
-#if CTX_PARSER_FIXED_TEMP
- uint8_t holding[CTX_PARSER_MAXLEN]; /* */
-#else
- uint8_t *holding;
-#endif
- int hold_len;
- int pos;
+ if (!is_down)
+ {
+ CtxSegment *entry = &temp[0];
+ prev_x = entry->data.s16[0] * 1.0f / CTX_SUBDIV;
+ prev_y = entry->data.s16[1] * 1.0f / aa;
+ ctx_rasterizer_move_to (rasterizer, prev_x, prev_y);
+ is_down = 1;
+ }
- int line; /* for error reporting */
- int col; /* for error reporting */
- float numbers[CTX_PARSER_MAX_ARGS+1];
- int n_numbers;
- int decimal;
- CtxCode command;
- int expected_args; /* low digits are literal higher values
- carry special meaning */
- int n_args;
- int texture_done;
- uint8_t texture_id[CTX_ID_MAXLEN]; // used in defineTexture only
- uint64_t set_key_hash;
- float pcx;
- float pcy;
- int color_components;
- int color_stroke; // 0 is fill source 1 is stroke source
- CtxColorModel color_model; // 1 gray 3 rgb 4 cmyk
- float left_margin; // set by last user provided move_to
- int width; // <- maybe should be float
- int height;
- float cell_width;
- float cell_height;
- int cursor_x; // <- leaking in from terminal
- int cursor_y;
+ for (i = start; i < count; i++)
+ {
+ CtxSegment *entry = &temp[i];
+ float x, y;
+ if (entry->code == CTX_NEW_EDGE)
+ {
+ if (started)
+ {
+ end = i - 1;
+ dash_no = 0;
+ dash_lpos = 0.0;
+ goto foo;
+ }
+ prev_x = entry->data.s16[0] * 1.0f / CTX_SUBDIV;
+ prev_y = entry->data.s16[1] * 1.0f / aa;
+ started = 1;
+ start = i;
+ is_down = 1;
+ ctx_rasterizer_move_to (rasterizer, prev_x, prev_y);
+ }
- int translate_origin;
+again:
- CtxColorSpace color_space_slot;
+ x = entry->data.s16[2] * 1.0f / CTX_SUBDIV;
+ y = entry->data.s16[3] * 1.0f / aa;
+ float dx = x - prev_x;
+ float dy = y - prev_y;
+ float length = ctx_fast_hypotf (dx, dy);
- void (*exit) (void *exit_data);
- void *exit_data;
- int (*set_prop)(void *prop_data, uint64_t key, const char *data, int len);
- int (*get_prop)(void *prop_data, const char *key, char **data, int *len);
- void *prop_data;
-};
+ if (dash_lpos + length >= dashes[dash_no] * factor)
+ {
+ float p = (dashes[dash_no] * factor - dash_lpos) / length;
+ float splitx = x * p + (1.0f - p) * prev_x;
+ float splity = y * p + (1.0f - p) * prev_y;
+ if (is_down)
+ {
+ ctx_rasterizer_line_to (rasterizer, splitx, splity);
+ is_down = 0;
+ }
+ else
+ {
+ ctx_rasterizer_move_to (rasterizer, splitx, splity);
+ is_down = 1;
+ }
+ prev_x = splitx;
+ prev_y = splity;
+ dash_no++;
+ dash_lpos=0;
+ if (dash_no >= n_dashes) dash_no = 0;
+ goto again;
+ }
+ else
+ {
+ pos += length;
+ dash_lpos += length;
+ {
+ if (is_down)
+ ctx_rasterizer_line_to (rasterizer, x, y);
+ }
+ }
+ prev_x = x;
+ prev_y = y;
+ }
+ end = i-1;
+foo:
+ start = end+1;
+ }
+ state->gstate.transform = transform_backup;
+ }
+ ctx_rasterizer_stroke (rasterizer);
+ }
+
+ break;
+ case CTX_FONT:
+ ctx_rasterizer_set_font (rasterizer, ctx_arg_string() );
+ break;
+ case CTX_TEXT:
+ rasterizer->in_text++;
+#if CTX_ENABLE_SHADOW_BLUR
+ if (state->gstate.shadow_blur > 0.0)
+ ctx_rasterizer_shadow_text (rasterizer, ctx_arg_string ());
+#endif
+ ctx_rasterizer_text (rasterizer, ctx_arg_string(), 0);
+ rasterizer->in_text--;
+ ctx_rasterizer_reset (rasterizer);
+ break;
+ case CTX_STROKE_TEXT:
+ ctx_rasterizer_text (rasterizer, ctx_arg_string(), 1);
+ ctx_rasterizer_reset (rasterizer);
+ break;
+ case CTX_GLYPH:
+ ctx_rasterizer_glyph (rasterizer, entry[0].data.u32[0], entry[0].data.u8[4]);
+ break;
+ case CTX_FILL:
+#if CTX_ENABLE_SHADOW_BLUR
+ if (state->gstate.shadow_blur > 0.0 &&
+ !rasterizer->in_text)
+ ctx_rasterizer_shadow_fill (rasterizer);
+#endif
+ ctx_rasterizer_fill (rasterizer);
+ break;
+ case CTX_RESET:
+ case CTX_BEGIN_PATH:
+ ctx_rasterizer_reset (rasterizer);
+ break;
+ case CTX_CLIP:
+ ctx_rasterizer_clip (rasterizer);
+ break;
+ case CTX_CLOSE_PATH:
+ ctx_rasterizer_finish_shape (rasterizer);
+ break;
+ case CTX_IMAGE_SMOOTHING:
+ rasterizer->comp_op = NULL;
+ break;
+ }
+ ctx_interpret_pos_bare (state, entry, NULL);
+}
void
-ctx_parser_set_size (CtxParser *parser,
- int width,
- int height,
- float cell_width,
- float cell_height)
+ctx_rasterizer_deinit (CtxRasterizer *rasterizer)
{
- if (cell_width > 0)
- parser->cell_width = cell_width;
- if (cell_height > 0)
- parser->cell_height = cell_height;
- if (width > 0)
- parser->width = width;
- if (height > 0)
- parser->height = height;
+ ctx_drawlist_deinit (&rasterizer->edge_list);
+#if CTX_ENABLE_CLIP
+ if (rasterizer->clip_buffer)
+ {
+ ctx_buffer_free (rasterizer->clip_buffer);
+ rasterizer->clip_buffer = NULL;
+ }
+#endif
+#if CTX_SHAPE_CACHE
+ for (int i = 0; i < CTX_SHAPE_CACHE_ENTRIES; i ++)
+ if (rasterizer->shape_cache.entries[i])
+ {
+ free (rasterizer->shape_cache.entries[i]);
+ rasterizer->shape_cache.entries[i] = NULL;
+ }
+
+#endif
+ free (rasterizer);
}
-static CtxParser *
-ctx_parser_init (CtxParser *parser,
- Ctx *ctx,
- int width,
- int height,
- float cell_width,
- float cell_height,
- int cursor_x,
- int cursor_y,
- int (*set_prop)(void *prop_data, uint64_t key, const char *data, int len),
- int (*get_prop)(void *prop_Data, const char *key, char **data, int *len),
- void *prop_data,
- void (*exit) (void *exit_data),
- void *exit_data
- )
+
+CtxAntialias ctx_get_antialias (Ctx *ctx)
{
- ctx_memset (parser, 0, sizeof (CtxParser) );
- parser->line = 1;
- parser->ctx = ctx;
- parser->cell_width = cell_width;
- parser->cell_height = cell_height;
- parser->cursor_x = cursor_x;
- parser->cursor_y = cursor_y;
- parser->width = width;
- parser->height = height;
- parser->exit = exit;
- parser->exit_data = exit_data;
- parser->color_model = CTX_RGBA;
- parser->color_stroke = 0;
- parser->color_components = 4;
- parser->command = CTX_MOVE_TO;
- parser->set_prop = set_prop;
- parser->get_prop = get_prop;
- parser->prop_data = prop_data;
- return parser;
+#if CTX_EVENTS
+ if (ctx_renderer_is_sdl (ctx) || ctx_renderer_is_fb (ctx))
+ {
+ CtxTiled *fb = (CtxTiled*)(ctx->renderer);
+ return fb->antialias;
+ }
+#endif
+ if (!_ctx_is_rasterizer (ctx)) return CTX_ANTIALIAS_DEFAULT;
+
+ switch (((CtxRasterizer*)(ctx->renderer))->aa)
+ {
+ case 1: return CTX_ANTIALIAS_NONE;
+ case 3: return CTX_ANTIALIAS_FAST;
+ //case 5: return CTX_ANTIALIAS_GOOD;
+ default:
+ case 15: return CTX_ANTIALIAS_DEFAULT;
+ case 17: return CTX_ANTIALIAS_BEST;
+ }
}
-CtxParser *ctx_parser_new (
- Ctx *ctx,
- int width,
- int height,
- float cell_width,
- float cell_height,
- int cursor_x,
- int cursor_y,
- int (*set_prop)(void *prop_data, uint64_t key, const char *data, int len),
- int (*get_prop)(void *prop_Data, const char *key, char **data, int *len),
- void *prop_data,
- void (*exit) (void *exit_data),
- void *exit_data)
+int _ctx_antialias_to_aa (CtxAntialias antialias)
{
- return ctx_parser_init ( (CtxParser *) ctx_calloc (sizeof (CtxParser), 1),
- ctx,
- width, height,
- cell_width, cell_height,
- cursor_x, cursor_y, set_prop, get_prop, prop_data,
- exit, exit_data);
+ switch (antialias)
+ {
+ case CTX_ANTIALIAS_NONE: return 1;
+ case CTX_ANTIALIAS_FAST: return 3;
+ case CTX_ANTIALIAS_GOOD: return 5;
+ default:
+ case CTX_ANTIALIAS_DEFAULT: return CTX_RASTERIZER_AA;
+ case CTX_ANTIALIAS_BEST: return 17;
+ }
}
-void ctx_parser_free (CtxParser *parser)
+void
+ctx_set_antialias (Ctx *ctx, CtxAntialias antialias)
{
-#if !CTX_PARSER_FIXED_TEMP
- if (parser->holding)
- free (parser->holding);
+#if CTX_EVENTS
+ if (ctx_renderer_is_sdl (ctx) || ctx_renderer_is_fb (ctx))
+ {
+ CtxTiled *fb = (CtxTiled*)(ctx->renderer);
+ fb->antialias = antialias;
+ for (int i = 0; i < _ctx_max_threads; i++)
+ {
+ ctx_set_antialias (fb->host[i], antialias);
+ }
+ return;
+ }
#endif
- free (parser);
+ if (!_ctx_is_rasterizer (ctx)) return;
+
+ ((CtxRasterizer*)(ctx->renderer))->aa =
+ _ctx_antialias_to_aa (antialias);
+ ((CtxRasterizer*)(ctx->renderer))->fast_aa = 0;
+ if (antialias == CTX_ANTIALIAS_DEFAULT||
+ antialias == CTX_ANTIALIAS_FAST)
+ ((CtxRasterizer*)(ctx->renderer))->fast_aa = 1;
}
-#define CTX_ARG_COLLECT_NUMBERS 50
-#define CTX_ARG_STRING_OR_NUMBER 100
-#define CTX_ARG_NUMBER_OF_COMPONENTS 200
-#define CTX_ARG_NUMBER_OF_COMPONENTS_PLUS_1 201
+CtxRasterizer *
+ctx_rasterizer_init (CtxRasterizer *rasterizer, Ctx *ctx, Ctx *texture_source, CtxState *state, void *data,
int x, int y, int width, int height, int stride, CtxPixelFormat pixel_format, CtxAntialias antialias)
+{
+#if CTX_ENABLE_CLIP
+ if (rasterizer->clip_buffer)
+ ctx_buffer_free (rasterizer->clip_buffer);
+#endif
+ if (rasterizer->edge_list.size)
+ ctx_drawlist_deinit (&rasterizer->edge_list);
-static int ctx_arguments_for_code (CtxCode code)
+ memset (rasterizer, 0, sizeof (CtxRasterizer) );
+ rasterizer->vfuncs.process = ctx_rasterizer_process;
+ rasterizer->vfuncs.free = (CtxDestroyNotify)ctx_rasterizer_deinit;
+ rasterizer->edge_list.flags |= CTX_DRAWLIST_EDGE_LIST;
+ rasterizer->state = state;
+ rasterizer->ctx = ctx;
+ rasterizer->texture_source = texture_source?texture_source:ctx;
+
+ rasterizer->aa = _ctx_antialias_to_aa (antialias);
+ rasterizer->fast_aa = (antialias == CTX_ANTIALIAS_DEFAULT||antialias == CTX_ANTIALIAS_FAST);
+ ctx_state_init (rasterizer->state);
+ rasterizer->buf = data;
+ rasterizer->blit_x = x;
+ rasterizer->blit_y = y;
+ rasterizer->blit_width = width;
+ rasterizer->blit_height = height;
+ rasterizer->state->gstate.clip_min_x = x;
+ rasterizer->state->gstate.clip_min_y = y;
+ rasterizer->state->gstate.clip_max_x = x + width - 1;
+ rasterizer->state->gstate.clip_max_y = y + height - 1;
+ rasterizer->blit_stride = stride;
+ rasterizer->scan_min = 5000;
+ rasterizer->scan_max = -5000;
+
+ if (pixel_format == CTX_FORMAT_BGRA8)
+ {
+ pixel_format = CTX_FORMAT_RGBA8;
+ rasterizer->swap_red_green = 1;
+ }
+
+ rasterizer->format = ctx_pixel_format_info (pixel_format);
+
+ return rasterizer;
+}
+
+Ctx *
+ctx_new_for_buffer (CtxBuffer *buffer)
{
- switch (code)
- {
- case CTX_SAVE:
- case CTX_START_GROUP:
- case CTX_END_GROUP:
- case CTX_IDENTITY:
- case CTX_CLOSE_PATH:
- case CTX_BEGIN_PATH:
- case CTX_RESET:
- case CTX_FLUSH:
- case CTX_RESTORE:
- case CTX_STROKE:
- case CTX_FILL:
- case CTX_NEW_PAGE:
- case CTX_CLIP:
- case CTX_EXIT:
- return 0;
- case CTX_GLOBAL_ALPHA:
- case CTX_COMPOSITING_MODE:
- case CTX_BLEND_MODE:
- case CTX_FONT_SIZE:
- case CTX_LINE_JOIN:
- case CTX_LINE_CAP:
- case CTX_LINE_WIDTH:
- case CTX_LINE_DASH_OFFSET:
- case CTX_IMAGE_SMOOTHING:
- case CTX_SHADOW_BLUR:
- case CTX_SHADOW_OFFSET_X:
- case CTX_SHADOW_OFFSET_Y:
- case CTX_FILL_RULE:
- case CTX_TEXT_ALIGN:
- case CTX_TEXT_BASELINE:
- case CTX_TEXT_DIRECTION:
- case CTX_MITER_LIMIT:
- case CTX_REL_VER_LINE_TO:
- case CTX_REL_HOR_LINE_TO:
- case CTX_HOR_LINE_TO:
- case CTX_VER_LINE_TO:
- case CTX_FONT:
- case CTX_ROTATE:
- case CTX_GLYPH:
- return 1;
- case CTX_TRANSLATE:
- case CTX_REL_SMOOTHQ_TO:
- case CTX_LINE_TO:
- case CTX_MOVE_TO:
- case CTX_SCALE:
- case CTX_REL_LINE_TO:
- case CTX_REL_MOVE_TO:
- case CTX_SMOOTHQ_TO:
- return 2;
- case CTX_LINEAR_GRADIENT:
- case CTX_REL_QUAD_TO:
- case CTX_QUAD_TO:
- case CTX_RECTANGLE:
- case CTX_FILL_RECT:
- case CTX_STROKE_RECT:
- case CTX_REL_SMOOTH_TO:
- case CTX_VIEW_BOX:
- case CTX_SMOOTH_TO:
- return 4;
- case CTX_ARC_TO:
- case CTX_REL_ARC_TO:
- case CTX_ROUND_RECTANGLE:
- return 5;
- case CTX_ARC:
- case CTX_CURVE_TO:
- case CTX_REL_CURVE_TO:
- case CTX_APPLY_TRANSFORM:
- case CTX_RADIAL_GRADIENT:
- return 6;
- case CTX_STROKE_TEXT:
- case CTX_TEXT:
- case CTX_COLOR_SPACE:
- case CTX_DEFINE_GLYPH:
- case CTX_KERNING_PAIR:
- case CTX_TEXTURE:
- case CTX_DEFINE_TEXTURE:
- return CTX_ARG_STRING_OR_NUMBER;
- case CTX_LINE_DASH: /* append to current dashes for each argument encountered */
- return CTX_ARG_COLLECT_NUMBERS;
- //case CTX_SET_KEY:
- case CTX_COLOR:
- case CTX_SHADOW_COLOR:
- return CTX_ARG_NUMBER_OF_COMPONENTS;
- case CTX_GRADIENT_STOP:
- return CTX_ARG_NUMBER_OF_COMPONENTS_PLUS_1;
+ Ctx *ctx = ctx_new ();
+ ctx_set_renderer (ctx,
+ ctx_rasterizer_init ( (CtxRasterizer *) malloc (sizeof (CtxRasterizer) ),
+ ctx, NULL, &ctx->state,
+ buffer->data, 0, 0, buffer->width, buffer->height,
+ buffer->stride, buffer->format->pixel_format,
+ CTX_ANTIALIAS_DEFAULT));
+ return ctx;
+}
- default:
-#if 1
- case CTX_SET_RGBA_U8:
- case CTX_NOP:
- case CTX_NEW_EDGE:
- case CTX_EDGE:
- case CTX_EDGE_FLIPPED:
- case CTX_CONT:
- case CTX_DATA:
- case CTX_DATA_REV:
- case CTX_SET_PIXEL:
- case CTX_REL_LINE_TO_X4:
- case CTX_REL_LINE_TO_REL_CURVE_TO:
- case CTX_REL_CURVE_TO_REL_LINE_TO:
- case CTX_REL_CURVE_TO_REL_MOVE_TO:
- case CTX_REL_LINE_TO_X2:
- case CTX_MOVE_TO_REL_LINE_TO:
- case CTX_REL_LINE_TO_REL_MOVE_TO:
- case CTX_FILL_MOVE_TO:
- case CTX_REL_QUAD_TO_REL_QUAD_TO:
- case CTX_REL_QUAD_TO_S16:
- case CTX_STROKE_SOURCE:
+Ctx *
+ctx_new_for_framebuffer (void *data, int width, int height,
+ int stride,
+ CtxPixelFormat pixel_format)
+{
+ Ctx *ctx = ctx_new ();
+ CtxRasterizer *r = ctx_rasterizer_init ( (CtxRasterizer *) ctx_calloc (sizeof (CtxRasterizer), 1),
+ ctx, NULL, &ctx->state, data, 0, 0, width, height,
+ stride, pixel_format, CTX_ANTIALIAS_DEFAULT);
+ ctx_set_renderer (ctx, r);
+ return ctx;
+}
+
+// ctx_new_for_stream (FILE *stream);
+
+#if 0
+CtxRasterizer *ctx_rasterizer_new (void *data, int x, int y, int width, int height,
+ int stride, CtxPixelFormat pixel_format)
+{
+ CtxState *state = (CtxState *) malloc (sizeof (CtxState) );
+ CtxRasterizer *rasterizer = (CtxRasterizer *) malloc (sizeof (CtxRenderer) );
+ ctx_rasterizer_init (rasterizer, state, data, x, y, width, height,
+ stride, pixel_format, CTX_ANTIALIAS_DEFAULT);
+}
#endif
- return 0;
- }
+
+CtxPixelFormatInfo *
+ctx_pixel_format_info (CtxPixelFormat format);
+
+#else
+
+CtxPixelFormatInfo *
+ctx_pixel_format_info (CtxPixelFormat format)
+{
+ return NULL;
}
+#endif
-static int ctx_parser_set_command (CtxParser *parser, CtxCode code)
+void
+ctx_current_point (Ctx *ctx, float *x, float *y)
{
- if (code < 150 && code >= 32)
- {
- parser->expected_args = ctx_arguments_for_code (code);
- parser->n_args = 0;
- parser->texture_done = 0;
- if (parser->expected_args >= CTX_ARG_NUMBER_OF_COMPONENTS)
+ if (!ctx)
+ {
+ if (x) { *x = 0.0f; }
+ if (y) { *y = 0.0f; }
+ }
+#if CTX_RASTERIZER
+ if (ctx->renderer)
{
- parser->expected_args = (parser->expected_args % 100) + parser->color_components;
+ if (x) { *x = ( (CtxRasterizer *) (ctx->renderer) )->x; }
+ if (y) { *y = ( (CtxRasterizer *) (ctx->renderer) )->y; }
+ return;
}
- }
- return code;
+#endif
+ if (x) { *x = ctx->state.x; }
+ if (y) { *y = ctx->state.y; }
}
-static void ctx_parser_set_color_model (CtxParser *parser, CtxColorModel color_model, int stroke);
+float ctx_x (Ctx *ctx)
+{
+ float x = 0, y = 0;
+ ctx_current_point (ctx, &x, &y);
+ return x;
+}
-static int ctx_parser_resolve_command (CtxParser *parser, const uint8_t *str)
+float ctx_y (Ctx *ctx)
{
- uint64_t ret = str[0]; /* if it is single char it already is the CtxCode */
+ float x = 0, y = 0;
+ ctx_current_point (ctx, &x, &y);
+ return y;
+}
- /* this is handled outside the hashing to make it possible to be case insensitive
- * with the rest.
- */
- if (str[0] == CTX_SET_KEY && str[1] && str[2] == 0)
- {
- switch (str[1])
- {
- case 'm': return ctx_parser_set_command (parser, CTX_COMPOSITING_MODE);
- case 'B': return ctx_parser_set_command (parser, CTX_BLEND_MODE);
- case 'l': return ctx_parser_set_command (parser, CTX_MITER_LIMIT);
- case 't': return ctx_parser_set_command (parser, CTX_TEXT_ALIGN);
- case 'b': return ctx_parser_set_command (parser, CTX_TEXT_BASELINE);
- case 'd': return ctx_parser_set_command (parser, CTX_TEXT_DIRECTION);
- case 'j': return ctx_parser_set_command (parser, CTX_LINE_JOIN);
- case 'c': return ctx_parser_set_command (parser, CTX_LINE_CAP);
- case 'w': return ctx_parser_set_command (parser, CTX_LINE_WIDTH);
- case 'D': return ctx_parser_set_command (parser, CTX_LINE_DASH_OFFSET);
- case 'S': return ctx_parser_set_command (parser, CTX_IMAGE_SMOOTHING);
- case 'C': return ctx_parser_set_command (parser, CTX_SHADOW_COLOR);
- case 's': return ctx_parser_set_command (parser, CTX_SHADOW_BLUR);
- case 'x': return ctx_parser_set_command (parser, CTX_SHADOW_OFFSET_X);
- case 'y': return ctx_parser_set_command (parser, CTX_SHADOW_OFFSET_Y);
- case 'a': return ctx_parser_set_command (parser, CTX_GLOBAL_ALPHA);
- case 'f': return ctx_parser_set_command (parser, CTX_FONT_SIZE);
- case 'r': return ctx_parser_set_command (parser, CTX_FILL_RULE);
+static void
+ctx_process (Ctx *ctx, CtxEntry *entry)
+{
+#if CTX_CURRENT_PATH
+ switch (entry->code)
+ {
+ case CTX_TEXT:
+ case CTX_STROKE_TEXT:
+ case CTX_BEGIN_PATH:
+ ctx->current_path.count = 0;
+ break;
+ case CTX_CLIP:
+ case CTX_FILL:
+ case CTX_STROKE:
+ // XXX unless preserve
+ ctx->current_path.count = 0;
+ break;
+ case CTX_CLOSE_PATH:
+ case CTX_LINE_TO:
+ case CTX_MOVE_TO:
+ case CTX_QUAD_TO:
+ case CTX_SMOOTH_TO:
+ case CTX_SMOOTHQ_TO:
+ case CTX_REL_QUAD_TO:
+ case CTX_REL_SMOOTH_TO:
+ case CTX_REL_SMOOTHQ_TO:
+ case CTX_CURVE_TO:
+ case CTX_REL_CURVE_TO:
+ case CTX_ARC:
+ case CTX_ARC_TO:
+ case CTX_REL_ARC_TO:
+ case CTX_RECTANGLE:
+ case CTX_ROUND_RECTANGLE:
+ ctx_drawlist_add_entry (&ctx->current_path, entry);
+ break;
+ default:
+ break;
}
- }
-
- if (str[0] && str[1])
+#endif
+#if CTX_RASTERIZER
+ if (CTX_LIKELY(ctx->renderer && ctx->renderer->process == ctx_rasterizer_process))
{
- uint64_t str_hash;
- /* trim ctx_ and CTX_ prefix */
- if ( (str[0] == 'c' && str[1] == 't' && str[2] == 'x' && str[3] == '_') ||
- (str[0] == 'C' && str[1] == 'T' && str[2] == 'X' && str[3] == '_') )
- {
- str += 4;
- }
- if ( (str[0] == 's' && str[1] == 'e' && str[2] == 't' && str[3] == '_') )
- { str += 4; }
- str_hash = ctx_strhash ( (char *) str, 0);
- switch (str_hash)
- {
- /* first a list of mappings to one_char hashes, handled in a
- * separate fast path switch without hashing
- */
- case CTX_arcTo: ret = CTX_ARC_TO; break;
- case CTX_arc: ret = CTX_ARC; break;
- case CTX_curveTo: ret = CTX_CURVE_TO; break;
- case CTX_restore: ret = CTX_RESTORE; break;
- case CTX_stroke: ret = CTX_STROKE; break;
- case CTX_fill: ret = CTX_FILL; break;
- case CTX_flush: ret = CTX_FLUSH; break;
- case CTX_horLineTo: ret = CTX_HOR_LINE_TO; break;
- case CTX_rotate: ret = CTX_ROTATE; break;
- case CTX_color: ret = CTX_COLOR; break;
- case CTX_lineTo: ret = CTX_LINE_TO; break;
- case CTX_moveTo: ret = CTX_MOVE_TO; break;
- case CTX_scale: ret = CTX_SCALE; break;
- case CTX_newPage: ret = CTX_NEW_PAGE; break;
- case CTX_quadTo: ret = CTX_QUAD_TO; break;
- case CTX_viewBox: ret = CTX_VIEW_BOX; break;
- case CTX_smooth_to: ret = CTX_SMOOTH_TO; break;
- case CTX_smooth_quad_to: ret = CTX_SMOOTHQ_TO; break;
- case CTX_clear: ret = CTX_COMPOSITE_CLEAR; break;
- case CTX_copy: ret = CTX_COMPOSITE_COPY; break;
- case CTX_destinationOver: ret = CTX_COMPOSITE_DESTINATION_OVER; break;
- case CTX_destinationIn: ret = CTX_COMPOSITE_DESTINATION_IN; break;
- case CTX_destinationOut: ret = CTX_COMPOSITE_DESTINATION_OUT; break;
- case CTX_sourceOver: ret = CTX_COMPOSITE_SOURCE_OVER; break;
- case CTX_sourceAtop: ret = CTX_COMPOSITE_SOURCE_ATOP; break;
- case CTX_destinationAtop: ret = CTX_COMPOSITE_DESTINATION_ATOP; break;
- case CTX_sourceOut: ret = CTX_COMPOSITE_SOURCE_OUT; break;
- case CTX_sourceIn: ret = CTX_COMPOSITE_SOURCE_IN; break;
- case CTX_xor: ret = CTX_COMPOSITE_XOR; break;
- case CTX_darken: ret = CTX_BLEND_DARKEN; break;
- case CTX_lighten: ret = CTX_BLEND_LIGHTEN; break;
- //case CTX_color: ret = CTX_BLEND_COLOR; break;
- //
- // XXX check that he special casing for color works
- // it is the first collision and it is due to our own
- // color, not w3c for now unique use of it
- //
- case CTX_hue: ret = CTX_BLEND_HUE; break;
- case CTX_multiply: ret = CTX_BLEND_MULTIPLY; break;
- case CTX_normal: ret = CTX_BLEND_NORMAL;break;
- case CTX_screen: ret = CTX_BLEND_SCREEN;break;
- case CTX_difference: ret = CTX_BLEND_DIFFERENCE; break;
- case CTX_reset: ret = CTX_RESET; break;
- case CTX_verLineTo: ret = CTX_VER_LINE_TO; break;
- case CTX_exit:
- case CTX_done: ret = CTX_EXIT; break;
- case CTX_closePath: ret = CTX_CLOSE_PATH; break;
- case CTX_beginPath:
- case CTX_newPath: ret = CTX_BEGIN_PATH; break;
- case CTX_relArcTo: ret = CTX_REL_ARC_TO; break;
- case CTX_clip: ret = CTX_CLIP; break;
- case CTX_relCurveTo: ret = CTX_REL_CURVE_TO; break;
- case CTX_startGroup: ret = CTX_START_GROUP; break;
- case CTX_endGroup: ret = CTX_END_GROUP; break;
- case CTX_save: ret = CTX_SAVE; break;
- case CTX_translate: ret = CTX_TRANSLATE; break;
- case CTX_linearGradient: ret = CTX_LINEAR_GRADIENT; break;
- case CTX_relHorLineTo: ret = CTX_REL_HOR_LINE_TO; break;
- case CTX_relLineTo: ret = CTX_REL_LINE_TO; break;
- case CTX_relMoveTo: ret = CTX_REL_MOVE_TO; break;
- case CTX_font: ret = CTX_FONT; break;
- case CTX_radialGradient:ret = CTX_RADIAL_GRADIENT; break;
- case CTX_gradientAddStop:
- case CTX_addStop: ret = CTX_GRADIENT_STOP; break;
- case CTX_relQuadTo: ret = CTX_REL_QUAD_TO; break;
- case CTX_rectangle:
- case CTX_rect: ret = CTX_RECTANGLE; break;
- case CTX_roundRectangle: ret = CTX_ROUND_RECTANGLE; break;
- case CTX_relSmoothTo: ret = CTX_REL_SMOOTH_TO; break;
- case CTX_relSmoothqTo: ret = CTX_REL_SMOOTHQ_TO; break;
- case CTX_strokeText: ret = CTX_STROKE_TEXT; break;
- case CTX_strokeRect: ret = CTX_STROKE_RECT; break;
- case CTX_fillRect: ret = CTX_FILL_RECT; break;
- case CTX_relVerLineTo: ret = CTX_REL_VER_LINE_TO; break;
- case CTX_text: ret = CTX_TEXT; break;
- case CTX_identity: ret = CTX_IDENTITY; break;
- case CTX_transform: ret = CTX_APPLY_TRANSFORM; break;
- case CTX_texture: ret = CTX_TEXTURE; break;
- case CTX_defineTexture: ret = CTX_DEFINE_TEXTURE; break;
-#if 0
- case CTX_rgbSpace:
- return ctx_parser_set_command (parser, CTX_SET_RGB_SPACE);
- case CTX_cmykSpace:
- return ctx_parser_set_command (parser, CTX_SET_CMYK_SPACE);
- case CTX_drgbSpace:
- return ctx_parser_set_command (parser, CTX_SET_DRGB_SPACE);
+ ctx_rasterizer_process (ctx->renderer, (CtxCommand *) entry);
+ }
+ else
#endif
- case CTX_defineGlyph:
- return ctx_parser_set_command (parser, CTX_DEFINE_GLYPH);
- case CTX_kerningPair:
- return ctx_parser_set_command (parser, CTX_KERNING_PAIR);
-
- case CTX_colorSpace:
- return ctx_parser_set_command (parser, CTX_COLOR_SPACE);
- case CTX_fillRule:
- return ctx_parser_set_command (parser, CTX_FILL_RULE);
- case CTX_fontSize:
- case CTX_setFontSize:
- return ctx_parser_set_command (parser, CTX_FONT_SIZE);
- case CTX_compositingMode:
- return ctx_parser_set_command (parser, CTX_COMPOSITING_MODE);
+ if (CTX_LIKELY(ctx->renderer && ctx->renderer->process))
+ {
+ ctx->renderer->process (ctx->renderer, (CtxCommand *) entry);
+ }
+ else
+ {
+ /* these functions might alter the code and coordinates of
+ command that in the end gets added to the drawlist
+ */
+ ctx_interpret_style (&ctx->state, entry, ctx);
+ ctx_interpret_transforms (&ctx->state, entry, ctx);
+ ctx_interpret_pos (&ctx->state, entry, ctx);
+ ctx_drawlist_add_entry (&ctx->drawlist, entry);
+ }
+}
- case CTX_blend:
- case CTX_blending:
- case CTX_blendMode:
- return ctx_parser_set_command (parser, CTX_BLEND_MODE);
- case CTX_miterLimit:
- return ctx_parser_set_command (parser, CTX_MITER_LIMIT);
- case CTX_textAlign:
- return ctx_parser_set_command (parser, CTX_TEXT_ALIGN);
- case CTX_textBaseline:
- return ctx_parser_set_command (parser, CTX_TEXT_BASELINE);
- case CTX_textDirection:
- return ctx_parser_set_command (parser, CTX_TEXT_DIRECTION);
- case CTX_join:
- case CTX_lineJoin:
- case CTX_setLineJoin:
- return ctx_parser_set_command (parser, CTX_LINE_JOIN);
- case CTX_glyph:
- return ctx_parser_set_command (parser, CTX_GLYPH);
- case CTX_cap:
- case CTX_lineCap:
- case CTX_setLineCap:
- return ctx_parser_set_command (parser, CTX_LINE_CAP);
- case CTX_lineDash:
- return ctx_parser_set_command (parser, CTX_LINE_DASH);
- case CTX_lineWidth:
- case CTX_setLineWidth:
- return ctx_parser_set_command (parser, CTX_LINE_WIDTH);
- case CTX_lineDashOffset:
- return ctx_parser_set_command (parser, CTX_LINE_DASH_OFFSET);
- case CTX_imageSmoothing:
- return ctx_parser_set_command (parser, CTX_IMAGE_SMOOTHING);
- case CTX_shadowColor:
- return ctx_parser_set_command (parser, CTX_SHADOW_COLOR);
- case CTX_shadowBlur:
- return ctx_parser_set_command (parser, CTX_SHADOW_BLUR);
- case CTX_shadowOffsetX:
- return ctx_parser_set_command (parser, CTX_SHADOW_OFFSET_X);
- case CTX_shadowOffsetY:
- return ctx_parser_set_command (parser, CTX_SHADOW_OFFSET_Y);
- case CTX_globalAlpha:
- return ctx_parser_set_command (parser, CTX_GLOBAL_ALPHA);
+int ctx_gradient_cache_valid = 0;
- case CTX_strokeSource:
- return ctx_parser_set_command (parser, CTX_STROKE_SOURCE);
+void
+ctx_state_gradient_clear_stops (CtxState *state)
+{
+//#if CTX_GRADIENT_CACHE
+// ctx_gradient_cache_reset ();
+//#endif
+ ctx_gradient_cache_valid = 0;
+ state->gradient.n_stops = 0;
+}
- /* strings are handled directly here,
- * instead of in the one-char handler, using return instead of break
- */
- case CTX_gray:
- ctx_parser_set_color_model (parser, CTX_GRAY, 0);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_graya:
- ctx_parser_set_color_model (parser, CTX_GRAYA, 0);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_rgb:
- ctx_parser_set_color_model (parser, CTX_RGB, 0);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_drgb:
- ctx_parser_set_color_model (parser, CTX_DRGB, 0);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_rgba:
- ctx_parser_set_color_model (parser, CTX_RGBA, 0);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_drgba:
- ctx_parser_set_color_model (parser, CTX_DRGBA, 0);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_cmyk:
- ctx_parser_set_color_model (parser, CTX_CMYK, 0);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_cmyka:
- ctx_parser_set_color_model (parser, CTX_CMYKA, 0);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_lab:
- ctx_parser_set_color_model (parser, CTX_LAB, 0);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_laba:
- ctx_parser_set_color_model (parser, CTX_LABA, 0);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_lch:
- ctx_parser_set_color_model (parser, CTX_LCH, 0);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_lcha:
- ctx_parser_set_color_model (parser, CTX_LCHA, 0);
- return ctx_parser_set_command (parser, CTX_COLOR);
- /* and a full repeat of the above, with S for Stroke suffix */
- case CTX_grayS:
- ctx_parser_set_color_model (parser, CTX_GRAY, 1);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_grayaS:
- ctx_parser_set_color_model (parser, CTX_GRAYA, 1);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_rgbS:
- ctx_parser_set_color_model (parser, CTX_RGB, 1);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_drgbS:
- ctx_parser_set_color_model (parser, CTX_DRGB, 1);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_rgbaS:
- ctx_parser_set_color_model (parser, CTX_RGBA, 1);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_drgbaS:
- ctx_parser_set_color_model (parser, CTX_DRGBA, 1);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_cmykS:
- ctx_parser_set_color_model (parser, CTX_CMYK, 1);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_cmykaS:
- ctx_parser_set_color_model (parser, CTX_CMYKA, 1);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_labS:
- ctx_parser_set_color_model (parser, CTX_LAB, 1);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_labaS:
- ctx_parser_set_color_model (parser, CTX_LABA, 1);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_lchS:
- ctx_parser_set_color_model (parser, CTX_LCH, 1);
- return ctx_parser_set_command (parser, CTX_COLOR);
- case CTX_lchaS:
- ctx_parser_set_color_model (parser, CTX_LCHA, 1);
- return ctx_parser_set_command (parser, CTX_COLOR);
+/**** end of engine ****/
- /* words that correspond to low integer constants
- */
- case CTX_winding: return CTX_FILL_RULE_WINDING;
- case CTX_evenOdd:
- case CTX_even_odd: return CTX_FILL_RULE_EVEN_ODD;
- case CTX_bevel: return CTX_JOIN_BEVEL;
- case CTX_round: return CTX_JOIN_ROUND;
- case CTX_miter: return CTX_JOIN_MITER;
- case CTX_none: return CTX_CAP_NONE;
- case CTX_square: return CTX_CAP_SQUARE;
- case CTX_start: return CTX_TEXT_ALIGN_START;
- case CTX_end: return CTX_TEXT_ALIGN_END;
- case CTX_left: return CTX_TEXT_ALIGN_LEFT;
- case CTX_right: return CTX_TEXT_ALIGN_RIGHT;
- case CTX_center: return CTX_TEXT_ALIGN_CENTER;
- case CTX_top: return CTX_TEXT_BASELINE_TOP;
- case CTX_bottom : return CTX_TEXT_BASELINE_BOTTOM;
- case CTX_middle: return CTX_TEXT_BASELINE_MIDDLE;
- case CTX_alphabetic: return CTX_TEXT_BASELINE_ALPHABETIC;
- case CTX_hanging: return CTX_TEXT_BASELINE_HANGING;
- case CTX_ideographic: return CTX_TEXT_BASELINE_IDEOGRAPHIC;
+CtxBuffer *ctx_buffer_new_bare (void)
+{
+ CtxBuffer *buffer = (CtxBuffer *) ctx_calloc (sizeof (CtxBuffer), 1);
+ return buffer;
+}
- case CTX_userRGB: return CTX_COLOR_SPACE_USER_RGB;
- case CTX_deviceRGB: return CTX_COLOR_SPACE_DEVICE_RGB;
- case CTX_userCMYK: return CTX_COLOR_SPACE_USER_CMYK;
- case CTX_deviceCMYK: return CTX_COLOR_SPACE_DEVICE_CMYK;
-#undef STR
-#undef LOWER
- default:
- ret = str_hash;
- }
- }
- if (ret == CTX_CLOSE_PATH2)
- {
- ret = CTX_CLOSE_PATH;
- }
+void ctx_buffer_set_data (CtxBuffer *buffer,
+ void *data, int width, int height,
+ int stride,
+ CtxPixelFormat pixel_format,
+ void (*freefunc) (void *pixels, void *user_data),
+ void *user_data)
+{
+ if (buffer->free_func)
+ { buffer->free_func (buffer->data, buffer->user_data); }
+ if (stride <= 0)
+ stride = ctx_pixel_format_get_stride (pixel_format, width);
+ buffer->data = data;
+ buffer->width = width;
+ buffer->height = height;
+ buffer->stride = stride;
+ buffer->format = ctx_pixel_format_info (pixel_format);
+ buffer->free_func = freefunc;
+ buffer->user_data = user_data;
+}
- return ctx_parser_set_command (parser, (CtxCode) ret);
+CtxBuffer *ctx_buffer_new_for_data (void *data, int width, int height,
+ int stride,
+ CtxPixelFormat pixel_format,
+ void (*freefunc) (void *pixels, void *user_data),
+ void *user_data)
+{
+ CtxBuffer *buffer = ctx_buffer_new_bare ();
+ ctx_buffer_set_data (buffer, data, width, height, stride, pixel_format,
+ freefunc, user_data);
+ return buffer;
}
-enum
+void ctx_buffer_pixels_free (void *pixels, void *userdata)
{
- CTX_PARSER_NEUTRAL = 0,
- CTX_PARSER_NUMBER,
- CTX_PARSER_NEGATIVE_NUMBER,
- CTX_PARSER_WORD,
- CTX_PARSER_COMMENT,
- CTX_PARSER_STRING_APOS,
- CTX_PARSER_STRING_QUOT,
- CTX_PARSER_STRING_APOS_ESCAPED,
- CTX_PARSER_STRING_QUOT_ESCAPED,
- CTX_PARSER_STRING_A85,
-} CTX_STATE;
+ free (pixels);
+}
-static void ctx_parser_set_color_model (CtxParser *parser, CtxColorModel color_model, int stroke)
+CtxBuffer *ctx_buffer_new (int width, int height,
+ CtxPixelFormat pixel_format)
{
- parser->color_model = color_model;
- parser->color_stroke = stroke;
- parser->color_components = ctx_color_model_get_components (color_model);
+ //CtxPixelFormatInfo *info = ctx_pixel_format_info (pixel_format);
+ CtxBuffer *buffer = ctx_buffer_new_bare ();
+ int stride = ctx_pixel_format_get_stride (pixel_format, width);
+ int data_len = stride * height;
+ if (pixel_format == CTX_FORMAT_YUV420)
+ data_len = width * height + ((width/2) * (height/2)) * 2;
+
+ uint8_t *pixels = (uint8_t*)ctx_calloc (data_len, 1);
+
+ ctx_buffer_set_data (buffer, pixels, width, height, stride, pixel_format,
+ ctx_buffer_pixels_free, NULL);
+ return buffer;
}
-static void ctx_parser_get_color_rgba (CtxParser *parser, int offset, float *red, float *green, float *blue,
float *alpha)
+void ctx_buffer_deinit (CtxBuffer *buffer)
{
- /* XXX - this function is to be deprecated */
- *alpha = 1.0;
- switch (parser->color_model)
+ if (buffer->free_func)
+ buffer->free_func (buffer->data, buffer->user_data);
+ if (buffer->eid)
+ {
+ free (buffer->eid);
+ }
+ buffer->eid = NULL;
+ buffer->data = NULL;
+ buffer->free_func = NULL;
+ buffer->user_data = NULL;
+ if (buffer->color_managed)
+ {
+ if (buffer->color_managed != buffer)
{
- case CTX_GRAYA:
- *alpha = parser->numbers[offset + 1];
- /* FALLTHROUGH */
- case CTX_GRAY:
- *red = *green = *blue = parser->numbers[offset + 0];
- break;
- default:
- case CTX_LABA: // NYI - needs RGB profile
- case CTX_LCHA: // NYI - needs RGB profile
- case CTX_RGBA:
- *alpha = parser->numbers[offset + 3];
- /* FALLTHROUGH */
- case CTX_LAB: // NYI
- case CTX_LCH: // NYI
- case CTX_RGB:
- *red = parser->numbers[offset + 0];
- *green = parser->numbers[offset + 1];
- *blue = parser->numbers[offset + 2];
- break;
- case CTX_CMYKA:
- *alpha = parser->numbers[offset + 4];
- /* FALLTHROUGH */
- case CTX_CMYK:
- /* should use profile instead */
- *red = (1.0-parser->numbers[offset + 0]) *
- (1.0 - parser->numbers[offset + 3]);
- *green = (1.0-parser->numbers[offset + 1]) *
- (1.0 - parser->numbers[offset + 3]);
- *blue = (1.0-parser->numbers[offset + 2]) *
- (1.0 - parser->numbers[offset + 3]);
- break;
+ ctx_buffer_free (buffer->color_managed);
}
+ buffer->color_managed = NULL;
+ }
}
-static void ctx_parser_dispatch_command (CtxParser *parser)
+void ctx_buffer_free (CtxBuffer *buffer)
{
- CtxCode cmd = parser->command;
- Ctx *ctx = parser->ctx;
-#if 1
- if (parser->expected_args != CTX_ARG_STRING_OR_NUMBER &&
- parser->expected_args != CTX_ARG_COLLECT_NUMBERS &&
- parser->expected_args != parser->n_numbers)
+ ctx_buffer_deinit (buffer);
+ free (buffer);
+}
+
+static int
+ctx_texture_check_eid (Ctx *ctx, const char *eid, int *tw, int *th)
+{
+ for (int i = 0; i < CTX_MAX_TEXTURES; i++)
+ {
+ if (ctx->texture[i].data &&
+ ctx->texture[i].eid &&
+ !strcmp (ctx->texture[i].eid, eid))
{
- if (0)
- fprintf (stderr, "ctx:%i:%i %c got %i instead of %i args\n",
- parser->line, parser->col,
- cmd, parser->n_numbers, parser->expected_args);
+ if (tw) *tw = ctx->texture[i].width;
+ if (th) *th = ctx->texture[i].height;
+ ctx->texture[i].frame = ctx->texture_cache->frame;
+ return i;
}
-#endif
+ }
+ return -1;
+}
-#define arg(a) (parser->numbers[a])
- parser->command = CTX_NOP;
- //parser->n_args = 0;
- switch (cmd)
- {
- default:
- break; // to silence warnings about missing ones
- case CTX_PRESERVE:
- ctx_preserve (ctx);
- break;
- case CTX_FILL:
- ctx_fill (ctx);
+const char* ctx_texture_init (Ctx *ctx,
+ const char *eid,
+ int width,
+ int height,
+ int stride,
+ CtxPixelFormat format,
+ void *space,
+ uint8_t *pixels,
+ void (*freefunc) (void *pixels, void *user_data),
+ void *user_data)
+{
+ int id = 0;
+ if (eid)
+ {
+ for (int i = 0; i < CTX_MAX_TEXTURES; i++)
+ {
+ if (ctx->texture[i].data &&
+ ctx->texture[i].eid &&
+ !strcmp (ctx->texture[i].eid, eid))
+ {
+ ctx->texture[i].frame = ctx->texture_cache->frame;
+ if (freefunc && user_data != (void*)23)
+ freefunc (pixels, user_data);
+ return ctx->texture[i].eid;
+ }
+ if (ctx->texture[i].data == NULL
+ || (ctx->texture_cache->frame - ctx->texture[i].frame >= 2))
+ id = i;
+ }
+ } else
+ {
+ for (int i = 0; i < CTX_MAX_TEXTURES; i++)
+ {
+ if (ctx->texture[i].data == NULL
+ || (ctx->texture_cache->frame - ctx->texture[i].frame > 2))
+ id = i;
+ }
+ }
+ //int bpp = ctx_pixel_format_bits_per_pixel (format);
+ ctx_buffer_deinit (&ctx->texture[id]);
+
+ if (stride<=0)
+ {
+ stride = ctx_pixel_format_get_stride ((CtxPixelFormat)format, width);
+ }
+
+ int data_len = stride * height;
+ if (format == CTX_FORMAT_YUV420)
+ data_len = width * height +
+ 2 * ((width/2)*(height/2));
+
+ if (freefunc == ctx_buffer_pixels_free && user_data == (void*)23)
+ {
+ uint8_t *tmp = (uint8_t*)malloc (data_len);
+ memcpy (tmp, pixels, data_len);
+ pixels = tmp;
+ }
+
+ ctx_buffer_set_data (&ctx->texture[id],
+ pixels, width, height,
+ stride, format,
+ freefunc, user_data);
+#if CTX_ENABLE_CM
+ ctx->texture[id].space = space;
+#endif
+ ctx->texture[id].frame = ctx->texture_cache->frame;
+ if (eid)
+ {
+ /* we got an eid, this is the fast path */
+ ctx->texture[id].eid = strdup (eid);
+ }
+ else
+ {
+ uint8_t hash[20];
+ char ascii[41];
+
+ CtxSHA1 *sha1 = ctx_sha1_new ();
+ ctx_sha1_process (sha1, pixels, stride * height);
+ ctx_sha1_done (sha1, hash);
+ ctx_sha1_free (sha1);
+ const char *hex="0123456789abcdef";
+ for (int i = 0; i < 20; i ++)
+ {
+ ascii[i*2]=hex[hash[i]/16];
+ ascii[i*2+1]=hex[hash[i]%16];
+ }
+ ascii[40]=0;
+ ctx->texture[id].eid = strdup (ascii);
+ }
+ return ctx->texture[id].eid;
+}
+
+static void
+_ctx_texture_prepare_color_management (CtxRasterizer *rasterizer,
+ CtxBuffer *buffer)
+{
+ switch (buffer->format->pixel_format)
+ {
+#ifndef NO_BABL
+#if CTX_BABL
+ case CTX_FORMAT_RGBA8:
+ if (buffer->space == rasterizer->state->gstate.device_space)
+ {
+ buffer->color_managed = buffer;
+ }
+ else
+ {
+ buffer->color_managed = ctx_buffer_new (buffer->width, buffer->height,
+ CTX_FORMAT_RGBA8);
+ babl_process (
+ babl_fish (babl_format_with_space ("R'G'B'A u8", buffer->space),
+ babl_format_with_space ("R'G'B'A u8", rasterizer->state->gstate.device_space)),
+ buffer->data, buffer->color_managed->data,
+ buffer->width * buffer->height
+ );
+ }
+ break;
+ case CTX_FORMAT_RGB8:
+ if (buffer->space == rasterizer->state->gstate.device_space)
+ {
+ buffer->color_managed = buffer;
+ }
+ else
+ {
+ buffer->color_managed = ctx_buffer_new (buffer->width, buffer->height,
+ CTX_FORMAT_RGB8);
+ babl_process (
+ babl_fish (babl_format_with_space ("R'G'B' u8", buffer->space),
+ babl_format_with_space ("R'G'B' u8", rasterizer->state->gstate.device_space)),
+ buffer->data, buffer->color_managed->data,
+ buffer->width * buffer->height
+ );
+ }
+ break;
+#endif
+#endif
+ default:
+ buffer->color_managed = buffer;
+ }
+}
+
+
+
+int ctx_utf8_len (const unsigned char first_byte)
+{
+ if ( (first_byte & 0x80) == 0)
+ { return 1; } /* ASCII */
+ else if ( (first_byte & 0xE0) == 0xC0)
+ { return 2; }
+ else if ( (first_byte & 0xF0) == 0xE0)
+ { return 3; }
+ else if ( (first_byte & 0xF8) == 0xF0)
+ { return 4; }
+ return 1;
+}
+
+
+const char *ctx_utf8_skip (const char *s, int utf8_length)
+{
+ int count;
+ if (!s)
+ { return NULL; }
+ for (count = 0; *s; s++)
+ {
+ if ( (*s & 0xC0) != 0x80)
+ { count++; }
+ if (count == utf8_length + 1)
+ { return s; }
+ }
+ return s;
+}
+
+// XXX : unused
+int ctx_utf8_strlen (const char *s)
+{
+ int count;
+ if (!s)
+ { return 0; }
+ for (count = 0; *s; s++)
+ if ( (*s & 0xC0) != 0x80)
+ { count++; }
+ return count;
+}
+
+int
+ctx_unichar_to_utf8 (uint32_t ch,
+ uint8_t *dest)
+{
+ /* http://www.cprogramming.com/tutorial/utf8.c */
+ /* Basic UTF-8 manipulation routines
+ by Jeff Bezanson
+ placed in the public domain Fall 2005 ... */
+ if (ch < 0x80)
+ {
+ dest[0] = (char) ch;
+ return 1;
+ }
+ if (ch < 0x800)
+ {
+ dest[0] = (ch>>6) | 0xC0;
+ dest[1] = (ch & 0x3F) | 0x80;
+ return 2;
+ }
+ if (ch < 0x10000)
+ {
+ dest[0] = (ch>>12) | 0xE0;
+ dest[1] = ( (ch>>6) & 0x3F) | 0x80;
+ dest[2] = (ch & 0x3F) | 0x80;
+ return 3;
+ }
+ if (ch < 0x110000)
+ {
+ dest[0] = (ch>>18) | 0xF0;
+ dest[1] = ( (ch>>12) & 0x3F) | 0x80;
+ dest[2] = ( (ch>>6) & 0x3F) | 0x80;
+ dest[3] = (ch & 0x3F) | 0x80;
+ return 4;
+ }
+ return 0;
+}
+
+uint32_t
+ctx_utf8_to_unichar (const char *input)
+{
+ const uint8_t *utf8 = (const uint8_t *) input;
+ uint8_t c = utf8[0];
+ if ( (c & 0x80) == 0)
+ { return c; }
+ else if ( (c & 0xE0) == 0xC0)
+ return ( (utf8[0] & 0x1F) << 6) |
+ (utf8[1] & 0x3F);
+ else if ( (c & 0xF0) == 0xE0)
+ return ( (utf8[0] & 0xF) << 12) |
+ ( (utf8[1] & 0x3F) << 6) |
+ (utf8[2] & 0x3F);
+ else if ( (c & 0xF8) == 0xF0)
+ return ( (utf8[0] & 0x7) << 18) |
+ ( (utf8[1] & 0x3F) << 12) |
+ ( (utf8[2] & 0x3F) << 6) |
+ (utf8[3] & 0x3F);
+ else if ( (c & 0xFC) == 0xF8)
+ return ( (utf8[0] & 0x3) << 24) |
+ ( (utf8[1] & 0x3F) << 18) |
+ ( (utf8[2] & 0x3F) << 12) |
+ ( (utf8[3] & 0x3F) << 6) |
+ (utf8[4] & 0x3F);
+ else if ( (c & 0xFE) == 0xFC)
+ return ( (utf8[0] & 0x1) << 30) |
+ ( (utf8[1] & 0x3F) << 24) |
+ ( (utf8[2] & 0x3F) << 18) |
+ ( (utf8[3] & 0x3F) << 12) |
+ ( (utf8[4] & 0x3F) << 6) |
+ (utf8[5] & 0x3F);
+ return 0;
+}
+
+#if CTX_RASTERIZER
+
+
+
+static int
+ctx_rect_intersect (const CtxIntRectangle *a, const CtxIntRectangle *b)
+{
+ if (a->x >= b->x + b->width ||
+ b->x >= a->x + a->width ||
+ a->y >= b->y + b->height ||
+ b->y >= a->y + a->height) return 0;
+
+ return 1;
+}
+
+static void
+_ctx_add_hash (CtxHasher *hasher, CtxIntRectangle *shape_rect, char *hash)
+{
+ CtxIntRectangle rect = {0,0, hasher->rasterizer.blit_width/hasher->cols,
+ hasher->rasterizer.blit_height/hasher->rows};
+ int hno = 0;
+ for (int row = 0; row < hasher->rows; row++)
+ for (int col = 0; col < hasher->cols; col++, hno++)
+ {
+ rect.x = col * rect.width;
+ rect.y = row * rect.height;
+ if (ctx_rect_intersect (shape_rect, &rect))
+ {
+ int temp = hasher->hashes[(row * hasher->cols + col) *20 + 0];
+ for (int i = 0; i <19;i++)
+ hasher->hashes[(row * hasher->cols + col) *20 + i] =
+ hasher->hashes[(row * hasher->cols + col) *20 + i+1]^
+ hash[i];
+ hasher->hashes[(row * hasher->cols + col) *20 + 19] =
+ temp ^ hash[19];
+ }
+ }
+}
+
+
+static void
+ctx_hasher_process (void *user_data, CtxCommand *command)
+{
+ CtxEntry *entry = &command->entry;
+ CtxRasterizer *rasterizer = (CtxRasterizer *) user_data;
+ CtxHasher *hasher = (CtxHasher*) user_data;
+ CtxState *state = rasterizer->state;
+ CtxCommand *c = (CtxCommand *) entry;
+ int aa = 15;//rasterizer->aa;
+
+ ctx_interpret_pos_bare (rasterizer->state, entry, NULL);
+ ctx_interpret_style (rasterizer->state, entry, NULL);
+
+ switch (c->code)
+ {
+ case CTX_TEXT:
+ {
+ CtxSHA1 sha1;
+ memcpy (&sha1, &hasher->sha1_fill, sizeof (CtxSHA1));
+ char ctx_sha1_hash[20];
+ float width = ctx_text_width (rasterizer->ctx, ctx_arg_string());
+
+
+ float height = ctx_get_font_size (rasterizer->ctx);
+ CtxIntRectangle shape_rect;
+
+ shape_rect.x=rasterizer->x;
+ shape_rect.y=rasterizer->y - height,
+ shape_rect.width = width;
+ shape_rect.height = height * 2;
+ switch ((int)ctx_state_get (rasterizer->state, CTX_text_align))
+ {
+ case CTX_TEXT_ALIGN_LEFT:
+ case CTX_TEXT_ALIGN_START:
+ break;
+ case CTX_TEXT_ALIGN_END:
+ case CTX_TEXT_ALIGN_RIGHT:
+ shape_rect.x -= shape_rect.width;
+ break;
+ case CTX_TEXT_ALIGN_CENTER:
+ shape_rect.x -= shape_rect.width/2;
+ break;
+ // XXX : doesn't take all text-alignments into account
+ }
+
+#if 0
+ uint32_t color;
+ ctx_color_get_rgba8 (rasterizer->state, &rasterizer->state->gstate.source_fill.color,
(uint8_t*)(&color));
+#endif
+ ctx_sha1_process(&sha1, (const unsigned char*)ctx_arg_string(), strlen (ctx_arg_string()));
+#if 0
+ ctx_sha1_process(&sha1, (unsigned char*)(&rasterizer->state->gstate.transform), sizeof
(rasterizer->state->gstate.transform));
+ ctx_sha1_process(&sha1, (unsigned char*)&color, 4);
+#endif
+ ctx_sha1_process(&sha1, (unsigned char*)&shape_rect, sizeof (CtxIntRectangle));
+ ctx_sha1_done(&sha1, (unsigned char*)ctx_sha1_hash);
+ _ctx_add_hash (hasher, &shape_rect, ctx_sha1_hash);
+
+ ctx_rasterizer_rel_move_to (rasterizer, width, 0);
+ }
+ ctx_rasterizer_reset (rasterizer);
+ break;
+ case CTX_STROKE_TEXT:
+ {
+ CtxSHA1 sha1;
+ memcpy (&sha1, &hasher->sha1_stroke, sizeof (CtxSHA1));
+ char ctx_sha1_hash[20];
+ float width = ctx_text_width (rasterizer->ctx, ctx_arg_string());
+ float height = ctx_get_font_size (rasterizer->ctx);
+
+ CtxIntRectangle shape_rect = {
+ (int)rasterizer->x, (int)(rasterizer->y - height),
+ (int)width, (int)(height * 2)
+ };
+
+#if 0
+ uint32_t color;
+ ctx_color_get_rgba8 (rasterizer->state, &rasterizer->state->gstate.source_stroke.color,
(uint8_t*)(&color));
+#endif
+ ctx_sha1_process(&sha1, (unsigned char*)ctx_arg_string(), strlen (ctx_arg_string()));
+#if 0
+ ctx_sha1_process(&sha1, (unsigned char*)(&rasterizer->state->gstate.transform), sizeof
(rasterizer->state->gstate.transform));
+ ctx_sha1_process(&sha1, (unsigned char*)&color, 4);
+#endif
+ ctx_sha1_process(&sha1, (unsigned char*)&shape_rect, sizeof (CtxIntRectangle));
+ ctx_sha1_done(&sha1, (unsigned char*)ctx_sha1_hash);
+ _ctx_add_hash (hasher, &shape_rect, ctx_sha1_hash);
+
+ ctx_rasterizer_rel_move_to (rasterizer, width, 0);
+ }
+ ctx_rasterizer_reset (rasterizer);
+ break;
+ case CTX_GLYPH:
+ {
+ CtxSHA1 sha1;
+ memcpy (&sha1, &hasher->sha1_fill, sizeof (CtxSHA1));
+
+ char ctx_sha1_hash[20];
+ uint8_t string[8];
+ string[ctx_unichar_to_utf8 (c->u32.a0, string)]=0;
+ float width = ctx_text_width (rasterizer->ctx, (char*)string);
+ float height = ctx_get_font_size (rasterizer->ctx);
+
+ float tx = rasterizer->x;
+ float ty = rasterizer->y;
+ float tw = width;
+ float th = height * 2;
+
+ _ctx_user_to_device (rasterizer->state, &tx, &ty);
+ _ctx_user_to_device_distance (rasterizer->state, &tw, &th);
+ CtxIntRectangle shape_rect = {(int)tx,(int)(ty-th/2),(int)tw,(int)th};
+
+
+#if 0
+ uint32_t color;
+ ctx_color_get_rgba8 (rasterizer->state, &rasterizer->state->gstate.source_fill.color,
(uint8_t*)(&color));
+#endif
+ ctx_sha1_process(&sha1, string, strlen ((const char*)string));
+#if 0
+ ctx_sha1_process(&sha1, (unsigned char*)(&rasterizer->state->gstate.transform), sizeof
(rasterizer->state->gstate.transform));
+ ctx_sha1_process(&sha1, (unsigned char*)&color, 4);
+#endif
+ ctx_sha1_process(&sha1, (unsigned char*)&shape_rect, sizeof (CtxIntRectangle));
+ ctx_sha1_done(&sha1, (unsigned char*)ctx_sha1_hash);
+ _ctx_add_hash (hasher, &shape_rect, ctx_sha1_hash);
+
+ ctx_rasterizer_rel_move_to (rasterizer, width, 0);
+ ctx_rasterizer_reset (rasterizer);
+ }
+ break;
+
+ case CTX_FILL:
+ {
+ CtxSHA1 sha1;
+ memcpy (&sha1, &hasher->sha1_fill, sizeof (CtxSHA1));
+ char ctx_sha1_hash[20];
+
+ /* we eant this hasher to be as good as possible internally,
+ * since it is also used in the small shapes rasterization
+ * cache
+ */
+ uint64_t hash = ctx_rasterizer_poly_to_hash (rasterizer); // + hasher->salt;
+ CtxIntRectangle shape_rect = {
+ (int)(rasterizer->col_min / CTX_SUBDIV - 2),
+ (int)(rasterizer->scan_min / aa - 2),
+ (int)(3+(rasterizer->col_max - rasterizer->col_min + 1) / CTX_SUBDIV),
+ (int)(3+(rasterizer->scan_max - rasterizer->scan_min + 1) / aa)
+ };
+
+ hash ^= (rasterizer->state->gstate.fill_rule * 23);
+
+ ctx_sha1_process(&sha1, (unsigned char*)&hash, 8);
+
+ {
+ int is = rasterizer->state->gstate.image_smoothing;
+ ctx_sha1_process(&sha1, (uint8_t*)&is, sizeof(int));
+ }
+
+ ctx_sha1_done(&sha1, (unsigned char*)ctx_sha1_hash);
+ _ctx_add_hash (hasher, &shape_rect, ctx_sha1_hash);
+
+ if (!rasterizer->preserve)
+ ctx_rasterizer_reset (rasterizer);
+ rasterizer->preserve = 0;
+ }
+ break;
+ case CTX_STROKE:
+ {
+ CtxSHA1 sha1;
+ memcpy (&sha1, &hasher->sha1_stroke, sizeof (CtxSHA1));
+ char ctx_sha1_hash[20];
+ uint64_t hash = ctx_rasterizer_poly_to_hash (rasterizer);
+ CtxIntRectangle shape_rect = {
+ (int)(rasterizer->col_min / CTX_SUBDIV - rasterizer->state->gstate.line_width),
+ (int)(rasterizer->scan_min / aa - rasterizer->state->gstate.line_width),
+ (int)((rasterizer->col_max - rasterizer->col_min + 1) / CTX_SUBDIV +
rasterizer->state->gstate.line_width),
+ (int)((rasterizer->scan_max - rasterizer->scan_min + 1) / aa +
rasterizer->state->gstate.line_width)
+ };
+
+ shape_rect.width += rasterizer->state->gstate.line_width * 2;
+ shape_rect.height += rasterizer->state->gstate.line_width * 2;
+ shape_rect.x -= rasterizer->state->gstate.line_width;
+ shape_rect.y -= rasterizer->state->gstate.line_width;
+
+ hash ^= (int)(rasterizer->state->gstate.line_width * 110);
+ hash ^= (rasterizer->state->gstate.line_cap * 23);
+ hash ^= (rasterizer->state->gstate.source_stroke.type * 117);
+
+ ctx_sha1_process(&sha1, (unsigned char*)&hash, 8);
+
+ uint32_t color;
+ ctx_color_get_rgba8 (rasterizer->state, &rasterizer->state->gstate.source_stroke.color,
(uint8_t*)(&color));
+
+ ctx_sha1_process(&sha1, (unsigned char*)&color, 4);
+
+ ctx_sha1_done(&sha1, (unsigned char*)ctx_sha1_hash);
+ _ctx_add_hash (hasher, &shape_rect, ctx_sha1_hash);
+ }
+ if (!rasterizer->preserve)
+ ctx_rasterizer_reset (rasterizer);
+ rasterizer->preserve = 0;
+ break;
+ /* the above cases are the painting cases and
+ * the only ones differing from the rasterizer's process switch
+ */
+
+ case CTX_LINE_TO:
+ ctx_rasterizer_line_to (rasterizer, c->c.x0, c->c.y0);
+ break;
+ case CTX_REL_LINE_TO:
+ ctx_rasterizer_rel_line_to (rasterizer, c->c.x0, c->c.y0);
+ break;
+ case CTX_MOVE_TO:
+ ctx_rasterizer_move_to (rasterizer, c->c.x0, c->c.y0);
+ break;
+ case CTX_REL_MOVE_TO:
+ ctx_rasterizer_rel_move_to (rasterizer, c->c.x0, c->c.y0);
+ break;
+ case CTX_CURVE_TO:
+ ctx_rasterizer_curve_to (rasterizer, c->c.x0, c->c.y0,
+ c->c.x1, c->c.y1,
+ c->c.x2, c->c.y2);
+ break;
+ case CTX_REL_CURVE_TO:
+ ctx_rasterizer_rel_curve_to (rasterizer, c->c.x0, c->c.y0,
+ c->c.x1, c->c.y1,
+ c->c.x2, c->c.y2);
+ break;
+ case CTX_QUAD_TO:
+ ctx_rasterizer_quad_to (rasterizer, c->c.x0, c->c.y0, c->c.x1, c->c.y1);
+ break;
+ case CTX_REL_QUAD_TO:
+ ctx_rasterizer_rel_quad_to (rasterizer, c->c.x0, c->c.y0, c->c.x1, c->c.y1);
+ break;
+ case CTX_ARC:
+ ctx_rasterizer_arc (rasterizer, c->arc.x, c->arc.y, c->arc.radius, c->arc.angle1, c->arc.angle2,
c->arc.direction);
+ break;
+ case CTX_RECTANGLE:
+ ctx_rasterizer_rectangle (rasterizer, c->rectangle.x, c->rectangle.y,
+ c->rectangle.width, c->rectangle.height);
+ break;
+ case CTX_ROUND_RECTANGLE:
+ ctx_rasterizer_round_rectangle (rasterizer, c->rectangle.x, c->rectangle.y,
+ c->rectangle.width, c->rectangle.height,
+ c->rectangle.radius);
+ break;
+ case CTX_SET_PIXEL:
+ ctx_rasterizer_set_pixel (rasterizer, c->set_pixel.x, c->set_pixel.y,
+ c->set_pixel.rgba[0],
+ c->set_pixel.rgba[1],
+ c->set_pixel.rgba[2],
+ c->set_pixel.rgba[3]);
+ break;
+ case CTX_PRESERVE:
+ rasterizer->preserve = 1;
+ break;
+ case CTX_ROTATE:
+ case CTX_SCALE:
+ case CTX_TRANSLATE:
+ case CTX_SAVE:
+ case CTX_RESTORE:
+ rasterizer->uses_transforms = 1;
+ ctx_interpret_transforms (rasterizer->state, entry, NULL);
+
+
+ break;
+ case CTX_FONT:
+ ctx_rasterizer_set_font (rasterizer, ctx_arg_string() );
+ break;
+ case CTX_BEGIN_PATH:
+ ctx_rasterizer_reset (rasterizer);
+ break;
+ case CTX_CLIP:
+ // should perhaps modify a global state to include
+ // in hash?
+ ctx_rasterizer_clip (rasterizer);
+ break;
+ case CTX_CLOSE_PATH:
+ ctx_rasterizer_finish_shape (rasterizer);
+ break;
+ case CTX_DEFINE_TEXTURE:
+ {
+ ctx_sha1_init (&hasher->sha1_fill);
+ ctx_sha1_process (&hasher->sha1_fill, (uint8_t*)c->define_texture.eid, strlen
(c->define_texture.eid));
+ ctx_sha1_process(&hasher->sha1_fill, (unsigned char*)(&rasterizer->state->gstate.transform), sizeof
(rasterizer->state->gstate.transform));
+
+ rasterizer->comp_op = NULL; // why?
+ }
+ break;
+ case CTX_TEXTURE:
+ ctx_sha1_init (&hasher->sha1_fill);
+ ctx_sha1_process (&hasher->sha1_fill, (uint8_t*)c->texture.eid, strlen (c->texture.eid));
+ ctx_sha1_process (&hasher->sha1_fill, (uint8_t*)(&rasterizer->state->gstate.transform), sizeof
(rasterizer->state->gstate.transform));
+ rasterizer->comp_op = NULL; // why?
+ break;
+ case CTX_COLOR:
+ {
+ uint32_t color;
+ if (((int)(ctx_arg_float(0))&512))
+ {
+ ctx_color_get_rgba8 (rasterizer->state, &rasterizer->state->gstate.source_stroke.color,
(uint8_t*)(&color));
+ ctx_sha1_init (&hasher->sha1_stroke);
+ ctx_sha1_process(&hasher->sha1_stroke, (unsigned char*)&color, 4);
+ }
+ else
+ {
+ ctx_color_get_rgba8 (rasterizer->state, &rasterizer->state->gstate.source_fill.color,
(uint8_t*)(&color));
+ ctx_sha1_init (&hasher->sha1_fill);
+ ctx_sha1_process(&hasher->sha1_fill, (unsigned char*)&color, 4);
+ }
+ }
+ break;
+ case CTX_LINEAR_GRADIENT:
+ ctx_sha1_init (&hasher->sha1_fill);
+ ctx_sha1_process(&hasher->sha1_fill,
+ (uint8_t*)c, sizeof (c->linear_gradient));
+ ctx_sha1_process (&hasher->sha1_fill, (unsigned char*)(&rasterizer->state->gstate.transform),
sizeof (rasterizer->state->gstate.transform));
+ break;
+ case CTX_RADIAL_GRADIENT:
+ ctx_sha1_init (&hasher->sha1_fill);
+ ctx_sha1_process(&hasher->sha1_fill,
+ (uint8_t*)c, sizeof (c->radial_gradient));
+ ctx_sha1_process (&hasher->sha1_fill, (unsigned char*)(&rasterizer->state->gstate.transform),
sizeof (rasterizer->state->gstate.transform));
+ //ctx_state_gradient_clear_stops (rasterizer->state);
+ break;
+#if CTX_GRADIENTS
+ case CTX_GRADIENT_STOP:
+ {
+ float rgba[4]= {ctx_u8_to_float (ctx_arg_u8 (4) ),
+ ctx_u8_to_float (ctx_arg_u8 (4+1) ),
+ ctx_u8_to_float (ctx_arg_u8 (4+2) ),
+ ctx_u8_to_float (ctx_arg_u8 (4+3) )
+ };
+ ctx_sha1_process(&hasher->sha1_fill,
+ (uint8_t*) &rgba[0], sizeof(rgba));
+ }
+ break;
+#endif
+ }
+ if (command->code == CTX_LINE_WIDTH)
+ {
+ float x = state->gstate.line_width;
+ /* normalize line width according to scaling factor
+ */
+ x = x * ctx_maxf (ctx_maxf (ctx_fabsf (state->gstate.transform.m[0][0]),
+ ctx_fabsf (state->gstate.transform.m[0][1]) ),
+ ctx_maxf (ctx_fabsf (state->gstate.transform.m[1][0]),
+ ctx_fabsf (state->gstate.transform.m[1][1]) ) );
+ state->gstate.line_width = x;
+ }
+}
+
+static CtxRasterizer *
+ctx_hasher_init (CtxRasterizer *rasterizer, Ctx *ctx, CtxState *state, int width, int height, int cols, int
rows)
+{
+ CtxHasher *hasher = (CtxHasher*)rasterizer;
+ ctx_memset (rasterizer, 0, sizeof (CtxHasher) );
+ rasterizer->vfuncs.process = ctx_hasher_process;
+ rasterizer->vfuncs.free = (CtxDestroyNotify)ctx_rasterizer_deinit;
+ // XXX need own destructor to not leak ->hashes
+ rasterizer->edge_list.flags |= CTX_DRAWLIST_EDGE_LIST;
+ rasterizer->state = state;
+ rasterizer->ctx = ctx;
+ ctx_state_init (rasterizer->state);
+ rasterizer->blit_x = 0;
+ rasterizer->blit_y = 0;
+ rasterizer->blit_width = width;
+ rasterizer->blit_height = height;
+ rasterizer->state->gstate.clip_min_x = 0;
+ rasterizer->state->gstate.clip_min_y = 0;
+ rasterizer->state->gstate.clip_max_x = width - 1;
+ rasterizer->state->gstate.clip_max_y = height - 1;
+ rasterizer->scan_min = 5000;
+ rasterizer->scan_max = -5000;
+ //rasterizer->aa = 15;
+
+ hasher->rows = rows;
+ hasher->cols = cols;
+
+ hasher->hashes = (uint8_t*)ctx_calloc (20, rows * cols);
+ ctx_sha1_init (&hasher->sha1_fill);
+ ctx_sha1_init (&hasher->sha1_stroke);
+
+ return rasterizer;
+}
+
+Ctx *ctx_hasher_new (int width, int height, int cols, int rows)
+{
+ Ctx *ctx = ctx_new ();
+ CtxState *state = &ctx->state;
+ CtxRasterizer *rasterizer = (CtxRasterizer *) ctx_calloc (sizeof (CtxHasher), 1);
+ ctx_hasher_init (rasterizer, ctx, state, width, height, cols, rows);
+ ctx_set_renderer (ctx, (void*)rasterizer);
+ return ctx;
+}
+uint8_t *ctx_hasher_get_hash (Ctx *ctx, int col, int row)
+{
+ CtxHasher *hasher = (CtxHasher*)ctx->renderer;
+ if (row < 0) row =0;
+ if (col < 0) col =0;
+ if (row >= hasher->rows) row = hasher->rows-1;
+ if (col >= hasher->cols) col = hasher->cols-1;
+
+ return &hasher->hashes[(row*hasher->cols+col)*20];
+}
+
+#endif
+#if CTX_EVENTS
+
+#if !__COSMOPOLITAN__
+#include <termios.h>
+
+#include <fcntl.h>
+#include <sys/ioctl.h>
+#endif
+
+int ctx_terminal_width (void)
+{
+ char buf[1024];
+ struct termios orig_attr;
+ struct termios raw;
+ tcgetattr (STDIN_FILENO, &orig_attr);
+ raw = orig_attr;
+ raw.c_iflag &= ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON);
+ raw.c_oflag &= ~(OPOST);
+ raw.c_lflag &= ~(ECHO | ICANON | IEXTEN | ISIG);
+ raw.c_cc[VMIN] = 1; raw.c_cc[VTIME] = 0; /* 1 byte, no timer */
+ if (tcsetattr (STDIN_FILENO, TCSAFLUSH, &raw) < 0)
+ return 0;
+ fprintf (stderr, "\e[14t");
+ //tcflush(STDIN_FILENO, 1);
+#if __COSMOPOLITAN__
+ /// XXX ?
+#else
+ tcdrain(STDIN_FILENO);
+#endif
+ int length = 0;
+ usleep (1000 * 60); // to account for possibly lowish latency ssh,
+ // should be made configurable ; perhaps in
+ // an env var
+ struct timeval tv = {0,0};
+ fd_set rfds;
+
+ FD_ZERO(&rfds);
+ FD_SET(0, &rfds);
+ tv.tv_usec = 1000 * 5;
+
+ for (int n = 0; select(1, &rfds, NULL, NULL, &tv) && n < 20; n++)
+ {
+ length += read (STDIN_FILENO, &buf[length], 1);
+ }
+ tcsetattr (STDIN_FILENO, TCSAFLUSH, &orig_attr);
+ if (length == -1)
+ {
+ return 0;
+ }
+ char *semi = strchr (buf, ';');
+ buf[length]=0;
+ if (semi) {semi++; semi = strchr (semi, ';');}
+ if (semi)
+ {
+ return atoi(semi + 1);
+ }
+ return 0;
+}
+
+int ctx_terminal_height (void)
+{
+ char buf[1024];
+ struct termios orig_attr;
+ struct termios raw;
+ tcgetattr (STDIN_FILENO, &orig_attr);
+ raw = orig_attr;
+ raw.c_iflag &= ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON);
+ raw.c_oflag &= ~(OPOST);
+ raw.c_lflag &= ~(ECHO | ICANON | IEXTEN | ISIG);
+ raw.c_cc[VMIN] = 1; raw.c_cc[VTIME] = 0; /* 1 byte, no timer */
+ if (tcsetattr (STDIN_FILENO, TCSAFLUSH, &raw) < 0)
+ return 0;
+ fprintf (stderr, "\e[14t");
+ //tcflush(STDIN_FILENO, 1);
+#if !__COSMOPOLITAN__
+ tcdrain(STDIN_FILENO);
+#endif
+ int length = 0;
+ usleep (1000 * 60); // to account for possibly lowish latency ssh,
+ // should be made configurable ; perhaps in
+ // an env var
+ struct timeval tv = {0,0};
+ fd_set rfds;
+
+ FD_ZERO(&rfds);
+ FD_SET(0, &rfds);
+ tv.tv_usec = 1000 * 5;
+
+ for (int n = 0; select(1, &rfds, NULL, NULL, &tv) && n < 20; n++)
+ {
+ length += read (STDIN_FILENO, &buf[length], 1);
+ }
+ tcsetattr (STDIN_FILENO, TCSAFLUSH, &orig_attr);
+ if (length == -1)
+ {
+ return 0;
+ }
+ char *semi = strchr (buf, ';');
+ buf[length]=0;
+ if (semi)
+ {
+ return atoi(semi + 1);
+ }
+ return 0;
+}
+
+int ctx_terminal_cols (void)
+{
+ struct winsize ws;
+ if (ioctl(0,TIOCGWINSZ,&ws)!=0)
+ return 80;
+ return ws.ws_col;
+}
+
+int ctx_terminal_rows (void)
+{
+ struct winsize ws;
+ if (ioctl(0,TIOCGWINSZ,&ws)!=0)
+ return 25;
+ return ws.ws_row;
+}
+
+
+
+
+
+#define DECTCEM_CURSOR_SHOW "\033[?25h"
+#define DECTCEM_CURSOR_HIDE "\033[?25l"
+#define TERMINAL_MOUSE_OFF "\033[?1000l\033[?1003l"
+#define TERMINAL_MOUSE_ON_BASIC "\033[?1000h"
+#define TERMINAL_MOUSE_ON_DRAG "\033[?1000h\033[?1003h" /* +ON_BASIC for wider */
+#define TERMINAL_MOUSE_ON_FULL "\033[?1000h\033[?1004h" /* compatibility */
+#define XTERM_ALTSCREEN_ON "\033[?47h"
+#define XTERM_ALTSCREEN_OFF "\033[?47l"
+
+/*************************** input handling *************************/
+
+#if !__COSMOPOLITAN__
+#include <termios.h>
+#include <errno.h>
+#include <signal.h>
+#endif
+
+#define DELAY_MS 100
+
+#ifndef MIN
+#define MIN(a,b) (((a)<(b))?(a):(b))
+#endif
+
+static int size_changed = 0; /* XXX: global state */
+static int signal_installed = 0; /* XXX: global state */
+
+static const char *mouse_modes[]=
+{TERMINAL_MOUSE_OFF,
+ TERMINAL_MOUSE_ON_BASIC,
+ TERMINAL_MOUSE_ON_DRAG,
+ TERMINAL_MOUSE_ON_FULL,
+ NULL};
+
+/* note that a nick can have multiple occurences, the labels
+ * should be kept the same for all occurences of a combination. */
+typedef struct NcKeyCode {
+ const char *nick; /* programmers name for key (combo) */
+ const char *label; /* utf8 label for key */
+ const char sequence[10]; /* terminal sequence */
+} NcKeyCode;
+static const NcKeyCode keycodes[]={
+
+ {"up", "↑", "\033[A"},
+ {"down", "↓", "\033[B"},
+ {"right", "→", "\033[C"},
+ {"left", "←", "\033[D"},
+
+ {"shift-up", "⇧↑", "\033[1;2A"},
+ {"shift-down", "⇧↓", "\033[1;2B"},
+ {"shift-right", "⇧→", "\033[1;2C"},
+ {"shift-left", "⇧←", "\033[1;2D"},
+
+ {"alt-up", "^↑", "\033[1;3A"},
+ {"alt-down", "^↓", "\033[1;3B"},
+ {"alt-right", "^→", "\033[1;3C"},
+ {"alt-left", "^←", "\033[1;3D"},
+
+ {"alt-shift-up", "alt-s↑", "\033[1;4A"},
+ {"alt-shift-down", "alt-s↓", "\033[1;4B"},
+ {"alt-shift-right", "alt-s→", "\033[1;4C"},
+ {"alt-shift-left", "alt-s←", "\033[1;4D"},
+
+ {"control-up", "^↑", "\033[1;5A"},
+ {"control-down", "^↓", "\033[1;5B"},
+ {"control-right", "^→", "\033[1;5C"},
+ {"control-left", "^←", "\033[1;5D"},
+
+ /* putty */
+ {"control-up", "^↑", "\033OA"},
+ {"control-down", "^↓", "\033OB"},
+ {"control-right", "^→", "\033OC"},
+ {"control-left", "^←", "\033OD"},
+
+ {"control-shift-up", "^⇧↑", "\033[1;6A"},
+ {"control-shift-down", "^⇧↓", "\033[1;6B"},
+ {"control-shift-right", "^⇧→", "\033[1;6C"},
+ {"control-shift-left", "^⇧←", "\033[1;6D"},
+
+ {"control-up", "^↑", "\033Oa"},
+ {"control-down", "^↓", "\033Ob"},
+ {"control-right", "^→", "\033Oc"},
+ {"control-left", "^←", "\033Od"},
+
+ {"shift-up", "⇧↑", "\033[a"},
+ {"shift-down", "⇧↓", "\033[b"},
+ {"shift-right", "⇧→", "\033[c"},
+ {"shift-left", "⇧←", "\033[d"},
+
+ {"insert", "ins", "\033[2~"},
+ {"delete", "del", "\033[3~"},
+ {"page-up", "PgUp", "\033[5~"},
+ {"page-down", "PdDn", "\033[6~"},
+ {"home", "Home", "\033OH"},
+ {"end", "End", "\033OF"},
+ {"home", "Home", "\033[H"},
+ {"end", "End", "\033[F"},
+ {"control-delete", "^del", "\033[3;5~"},
+ {"shift-delete", "⇧del", "\033[3;2~"},
+ {"control-shift-delete","^⇧del", "\033[3;6~"},
+
+ {"F1", "F1", "\033[11~"},
+ {"F2", "F2", "\033[12~"},
+ {"F3", "F3", "\033[13~"},
+ {"F4", "F4", "\033[14~"},
+ {"F1", "F1", "\033OP"},
+ {"F2", "F2", "\033OQ"},
+ {"F3", "F3", "\033OR"},
+ {"F4", "F4", "\033OS"},
+ {"F5", "F5", "\033[15~"},
+ {"F6", "F6", "\033[16~"},
+ {"F7", "F7", "\033[17~"},
+ {"F8", "F8", "\033[18~"},
+ {"F9", "F9", "\033[19~"},
+ {"F9", "F9", "\033[20~"},
+ {"F10", "F10", "\033[21~"},
+ {"F11", "F11", "\033[22~"},
+ {"F12", "F12", "\033[23~"},
+ {"tab", "↹", {9, '\0'}},
+ {"shift-tab", "shift+↹", "\033[Z"},
+ {"backspace", "⌫", {127, '\0'}},
+ {"space", "␣", " "},
+ {"esc", "␛", "\033"},
+ {"return", "⏎", {10,0}},
+ {"return", "⏎", {13,0}},
+ /* this section could be autogenerated by code */
+ {"control-a", "^A", {1,0}},
+ {"control-b", "^B", {2,0}},
+ {"control-c", "^C", {3,0}},
+ {"control-d", "^D", {4,0}},
+ {"control-e", "^E", {5,0}},
+ {"control-f", "^F", {6,0}},
+ {"control-g", "^G", {7,0}},
+ {"control-h", "^H", {8,0}}, /* backspace? */
+ {"control-i", "^I", {9,0}}, /* tab */
+ {"control-j", "^J", {10,0}},
+ {"control-k", "^K", {11,0}},
+ {"control-l", "^L", {12,0}},
+ {"control-n", "^N", {14,0}},
+ {"control-o", "^O", {15,0}},
+ {"control-p", "^P", {16,0}},
+ {"control-q", "^Q", {17,0}},
+ {"control-r", "^R", {18,0}},
+ {"control-s", "^S", {19,0}},
+ {"control-t", "^T", {20,0}},
+ {"control-u", "^U", {21,0}},
+ {"control-v", "^V", {22,0}},
+ {"control-w", "^W", {23,0}},
+ {"control-x", "^X", {24,0}},
+ {"control-y", "^Y", {25,0}},
+ {"control-z", "^Z", {26,0}},
+ {"alt-0", "%0", "\0330"},
+ {"alt-1", "%1", "\0331"},
+ {"alt-2", "%2", "\0332"},
+ {"alt-3", "%3", "\0333"},
+ {"alt-4", "%4", "\0334"},
+ {"alt-5", "%5", "\0335"},
+ {"alt-6", "%6", "\0336"},
+ {"alt-7", "%7", "\0337"}, /* backspace? */
+ {"alt-8", "%8", "\0338"},
+ {"alt-9", "%9", "\0339"},
+ {"alt-+", "%+", "\033+"},
+ {"alt--", "%-", "\033-"},
+ {"alt-/", "%/", "\033/"},
+ {"alt-a", "%A", "\033a"},
+ {"alt-b", "%B", "\033b"},
+ {"alt-c", "%C", "\033c"},
+ {"alt-d", "%D", "\033d"},
+ {"alt-e", "%E", "\033e"},
+ {"alt-f", "%F", "\033f"},
+ {"alt-g", "%G", "\033g"},
+ {"alt-h", "%H", "\033h"}, /* backspace? */
+ {"alt-i", "%I", "\033i"},
+ {"alt-j", "%J", "\033j"},
+ {"alt-k", "%K", "\033k"},
+ {"alt-l", "%L", "\033l"},
+ {"alt-n", "%N", "\033m"},
+ {"alt-n", "%N", "\033n"},
+ {"alt-o", "%O", "\033o"},
+ {"alt-p", "%P", "\033p"},
+ {"alt-q", "%Q", "\033q"},
+ {"alt-r", "%R", "\033r"},
+ {"alt-s", "%S", "\033s"},
+ {"alt-t", "%T", "\033t"},
+ {"alt-u", "%U", "\033u"},
+ {"alt-v", "%V", "\033v"},
+ {"alt-w", "%W", "\033w"},
+ {"alt-x", "%X", "\033x"},
+ {"alt-y", "%Y", "\033y"},
+ {"alt-z", "%Z", "\033z"},
+ {"shift-tab", "shift-↹", {27, 9, 0}},
+ /* Linux Console */
+ {"home", "Home", "\033[1~"},
+ {"end", "End", "\033[4~"},
+ {"F1", "F1", "\033[[A"},
+ {"F2", "F2", "\033[[B"},
+ {"F3", "F3", "\033[[C"},
+ {"F4", "F4", "\033[[D"},
+ {"F5", "F5", "\033[[E"},
+ {"F6", "F6", "\033[[F"},
+ {"F7", "F7", "\033[[G"},
+ {"F8", "F8", "\033[[H"},
+ {"F9", "F9", "\033[[I"},
+ {"F10", "F10", "\033[[J"},
+ {"F11", "F11", "\033[[K"},
+ {"F12", "F12", "\033[[L"},
+ {"ok", "", "\033[0n"},
+ {NULL, }
+};
+
+static struct termios orig_attr; /* in order to restore at exit */
+static int nc_is_raw = 0;
+static int atexit_registered = 0;
+static int mouse_mode = NC_MOUSE_NONE;
+
+static void _nc_noraw (void)
+{
+ if (nc_is_raw && tcsetattr (STDIN_FILENO, TCSAFLUSH, &orig_attr) != -1)
+ nc_is_raw = 0;
+}
+
+void
+nc_at_exit (void)
+{
+ printf (TERMINAL_MOUSE_OFF);
+ printf (XTERM_ALTSCREEN_OFF);
+ _nc_noraw();
+ fprintf (stdout, "\e[?25h");
+ //if (ctx_native_events)
+ fprintf (stdout, "\e[?201l");
+ fprintf (stdout, "\e[?1049l");
+}
+
+static const char *mouse_get_event_int (Ctx *n, int *x, int *y)
+{
+ static int prev_state = 0;
+ const char *ret = "mouse-motion";
+ float relx, rely;
+ signed char buf[3];
+ read (n->mouse_fd, buf, 3);
+ relx = buf[1];
+ rely = -buf[2];
+
+ n->mouse_x += relx * 0.1;
+ n->mouse_y += rely * 0.1;
+
+ if (n->mouse_x < 1) n->mouse_x = 1;
+ if (n->mouse_y < 1) n->mouse_y = 1;
+ if (n->mouse_x >= n->events.width) n->mouse_x = n->events.width;
+ if (n->mouse_y >= n->events.height) n->mouse_y = n->events.height;
+
+ if (x) *x = n->mouse_x;
+ if (y) *y = n->mouse_y;
+
+ if ((prev_state & 1) != (buf[0] & 1))
+ {
+ if (buf[0] & 1) ret = "mouse-press";
+ }
+ else if (buf[0] & 1)
+ ret = "mouse-drag";
+
+ if ((prev_state & 2) != (buf[0] & 2))
+ {
+ if (buf[0] & 2) ret = "mouse2-press";
+ }
+ else if (buf[0] & 2)
+ ret = "mouse2-drag";
+
+ if ((prev_state & 4) != (buf[0] & 4))
+ {
+ if (buf[0] & 4) ret = "mouse1-press";
+ }
+ else if (buf[0] & 4)
+ ret = "mouse1-drag";
+
+ prev_state = buf[0];
+ return ret;
+}
+
+static const char *mev_type = NULL;
+static int mev_x = 0;
+static int mev_y = 0;
+static int mev_q = 0;
+
+static const char *mouse_get_event (Ctx *n, int *x, int *y)
+{
+ if (!mev_q)
+ return NULL;
+ *x = mev_x;
+ *y = mev_y;
+ mev_q = 0;
+ return mev_type;
+}
+
+static int mouse_has_event (Ctx *n)
+{
+ struct timeval tv;
+ int retval;
+
+ if (mouse_mode == NC_MOUSE_NONE)
+ return 0;
+
+ if (mev_q)
+ return 1;
+
+ if (n->mouse_fd == 0)
+ return 0;
+ return 0;
+
+ {
+ fd_set rfds;
+ FD_ZERO (&rfds);
+ FD_SET(n->mouse_fd, &rfds);
+ tv.tv_sec = 0; tv.tv_usec = 0;
+ retval = select (n->mouse_fd+1, &rfds, NULL, NULL, &tv);
+ }
+
+ if (retval != 0)
+ {
+ int nx = 0, ny = 0;
+ const char *type = mouse_get_event_int (n, &nx, &ny);
+
+ if ((mouse_mode < NC_MOUSE_DRAG && mev_type && !strcmp (mev_type, "drag")) ||
+ (mouse_mode < NC_MOUSE_ALL && mev_type && !strcmp (mev_type, "motion")))
+ {
+ mev_q = 0;
+ return mouse_has_event (n);
+ }
+
+ if ((mev_type && !strcmp (type, mev_type) && !strcmp (type, "mouse-motion")) ||
+ (mev_type && !strcmp (type, mev_type) && !strcmp (type, "mouse1-drag")) ||
+ (mev_type && !strcmp (type, mev_type) && !strcmp (type, "mouse2-drag")))
+ {
+ if (nx == mev_x && ny == mev_y)
+ {
+ mev_q = 0;
+ return mouse_has_event (n);
+ }
+ }
+ mev_x = nx;
+ mev_y = ny;
+ mev_type = type;
+ mev_q = 1;
+ }
+ return retval != 0;
+}
+
+
+static int _nc_raw (void)
+{
+ struct termios raw;
+ if (!isatty (STDIN_FILENO))
+ return -1;
+ if (!atexit_registered)
+ {
+ atexit (nc_at_exit);
+ atexit_registered = 1;
+ }
+ if (tcgetattr (STDIN_FILENO, &orig_attr) == -1)
+ return -1;
+ raw = orig_attr; /* modify the original mode */
+ raw.c_iflag &= ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON);
+ raw.c_oflag &= ~(OPOST);
+ raw.c_lflag &= ~(ECHO | ICANON | IEXTEN | ISIG);
+ raw.c_cc[VMIN] = 1; raw.c_cc[VTIME] = 0; /* 1 byte, no timer */
+ if (tcsetattr (STDIN_FILENO, TCSAFLUSH, &raw) < 0)
+ return -1;
+ nc_is_raw = 1;
+#if !__COSMOPOLITAN__
+ tcdrain(STDIN_FILENO);
+ tcflush(STDIN_FILENO, 1);
+#endif
+ return 0;
+}
+
+static int match_keycode (const char *buf, int length, const NcKeyCode **ret)
+{
+ int i;
+ int matches = 0;
+
+ if (!strncmp (buf, "\033[M", MIN(length,3)))
+ {
+ if (length >= 6)
+ return 9001;
+ return 2342;
+ }
+ for (i = 0; keycodes[i].nick; i++)
+ if (!strncmp (buf, keycodes[i].sequence, length))
+ {
+ matches ++;
+ if ((int)strlen (keycodes[i].sequence) == length && ret)
+ {
+ *ret = &keycodes[i];
+ return 1;
+ }
+ }
+ if (matches != 1 && ret)
+ *ret = NULL;
+ return matches==1?2:matches;
+}
+
+static void nc_resize_term (int dummy)
+{
+ size_changed = 1;
+}
+
+int ctx_nct_has_event (Ctx *n, int delay_ms)
+{
+ struct timeval tv;
+ int retval;
+ fd_set rfds;
+
+ if (size_changed)
+ return 1;
+ FD_ZERO (&rfds);
+ FD_SET (STDIN_FILENO, &rfds);
+ tv.tv_sec = 0; tv.tv_usec = delay_ms * 1000;
+ retval = select (1, &rfds, NULL, NULL, &tv);
+ if (size_changed)
+ return 1;
+ return retval == 1 && retval != -1;
+}
+
+const char *ctx_nct_get_event (Ctx *n, int timeoutms, int *x, int *y)
+{
+ unsigned char buf[20];
+ int length;
+
+
+ if (x) *x = -1;
+ if (y) *y = -1;
+
+ if (!signal_installed)
+ {
+ _nc_raw ();
+ signal_installed = 1;
+ signal (SIGWINCH, nc_resize_term);
+ }
+ if (mouse_mode) // XXX too often to do it all the time!
+ printf("%s", mouse_modes[mouse_mode]);
+
+ {
+ int elapsed = 0;
+ int got_event = 0;
+
+ do {
+ if (size_changed)
+ {
+ size_changed = 0;
+ return "size-changed";
+ }
+ got_event = mouse_has_event (n);
+ if (!got_event)
+ got_event = ctx_nct_has_event (n, MIN(DELAY_MS, timeoutms-elapsed));
+ if (size_changed)
+ {
+ size_changed = 0;
+ return "size-changed";
+ }
+ /* only do this if the client has asked for idle events,
+ * and perhaps programmed the ms timer?
+ */
+ elapsed += MIN(DELAY_MS, timeoutms-elapsed);
+ if (!got_event && timeoutms && elapsed >= timeoutms)
+ return "idle";
+ } while (!got_event);
+ }
+
+ if (mouse_has_event (n))
+ return mouse_get_event (n, x, y);
+
+ for (length = 0; length < 10; length ++)
+ if (read (STDIN_FILENO, &buf[length], 1) != -1)
+ {
+ const NcKeyCode *match = NULL;
+
+ /* special case ESC, so that we can use it alone in keybindings */
+ if (length == 0 && buf[0] == 27)
+ {
+ struct timeval tv;
+ fd_set rfds;
+ FD_ZERO (&rfds);
+ FD_SET (STDIN_FILENO, &rfds);
+ tv.tv_sec = 0;
+ tv.tv_usec = 1000 * DELAY_MS;
+ if (select (1, &rfds, NULL, NULL, &tv) == 0)
+ return "esc";
+ }
+
+ switch (match_keycode ((const char*)buf, length + 1, &match))
+ {
+ case 1: /* unique match */
+ if (!match)
+ return NULL;
+ if (!strcmp(match->nick, "ok"))
+ {
+ ctx_frame_ack = 1;
+ return NULL;
+ }
+ return match->nick;
+ break;
+ case 9001: /* mouse event */
+ if (x) *x = ((unsigned char)buf[4]-32)*1.0;
+ if (y) *y = ((unsigned char)buf[5]-32)*1.0;
+ switch (buf[3])
+ {
+ /* XXX : todo reduce this to less string constants */
+ case 32: return "mouse-press";
+ case 33: return "mouse1-press";
+ case 34: return "mouse2-press";
+ case 40: return "alt-mouse-press";
+ case 41: return "alt-mouse1-press";
+ case 42: return "alt-mouse2-press";
+ case 48: return "control-mouse-press";
+ case 49: return "control-mouse1-press";
+ case 50: return "control-mouse2-press";
+ case 56: return "alt-control-mouse-press";
+ case 57: return "alt-control-mouse1-press";
+ case 58: return "alt-control-mouse2-press";
+ case 64: return "mouse-drag";
+ case 65: return "mouse1-drag";
+ case 66: return "mouse2-drag";
+ case 71: return "mouse-motion"; /* shift+motion */
+ case 72: return "alt-mouse-drag";
+ case 73: return "alt-mouse1-drag";
+ case 74: return "alt-mouse2-drag";
+ case 75: return "mouse-motion"; /* alt+motion */
+ case 80: return "control-mouse-drag";
+ case 81: return "control-mouse1-drag";
+ case 82: return "control-mouse2-drag";
+ case 83: return "mouse-motion"; /* ctrl+motion */
+ case 91: return "mouse-motion"; /* ctrl+alt+motion */
+ case 95: return "mouse-motion"; /* ctrl+alt+shift+motion */
+ case 96: return "scroll-up";
+ case 97: return "scroll-down";
+ case 100: return "shift-scroll-up";
+ case 101: return "shift-scroll-down";
+ case 104: return "alt-scroll-up";
+ case 105: return "alt-scroll-down";
+ case 112: return "control-scroll-up";
+ case 113: return "control-scroll-down";
+ case 116: return "control-shift-scroll-up";
+ case 117: return "control-shift-scroll-down";
+ case 35: /* (or release) */
+ case 51: /* (or ctrl-release) */
+ case 43: /* (or alt-release) */
+ case 67: return "mouse-motion";
+ /* have a separate mouse-drag ? */
+ default: {
+ static char rbuf[100];
+ sprintf (rbuf, "mouse (unhandled state: %i)", buf[3]);
+ return rbuf;
+ }
+ }
+ case 0: /* no matches, bail*/
+ {
+ static char ret[256];
+ if (length == 0 && ctx_utf8_len (buf[0])>1) /* single unicode
+ char */
+ {
+ int n_read =
+ read (STDIN_FILENO, &buf[length+1], ctx_utf8_len(buf[0])-1);
+ if (n_read)
+ {
+ buf[ctx_utf8_len(buf[0])]=0;
+ strcpy (ret, (const char*)buf);
+ }
+ return ret;
+ }
+ if (length == 0) /* ascii */
+ {
+ buf[1]=0;
+ strcpy (ret, (const char*)buf);
+ return ret;
+ }
+ sprintf (ret, "unhandled %i:'%c' %i:'%c' %i:'%c' %i:'%c' %i:'%c' %i:'%c' %i:'%c'",
+ length>=0? buf[0]: 0, length>=0? buf[0]>31?buf[0]:'?': ' ',
+ length>=1? buf[1]: 0, length>=1? buf[1]>31?buf[1]:'?': ' ',
+ length>=2? buf[2]: 0, length>=2? buf[2]>31?buf[2]:'?': ' ',
+ length>=3? buf[3]: 0, length>=3? buf[3]>31?buf[3]:'?': ' ',
+ length>=4? buf[4]: 0, length>=4? buf[4]>31?buf[4]:'?': ' ',
+ length>=5? buf[5]: 0, length>=5? buf[5]>31?buf[5]:'?': ' ',
+ length>=6? buf[6]: 0, length>=6? buf[6]>31?buf[6]:'?': ' ');
+ return ret;
+ }
+ return NULL;
+ default: /* continue */
+ break;
+ }
+ }
+ else
+ return "key read eek";
+ return "fail";
+}
+
+int ctx_nct_consume_events (Ctx *ctx)
+{
+ int ix, iy;
+ CtxCtx *ctxctx = (CtxCtx*)ctx->renderer;
+ const char *event = NULL;
+
+ {
+ float x, y;
+ event = ctx_nct_get_event (ctx, 50, &ix, &iy);
+
+ x = (ix - 1.0 + 0.5) / ctxctx->cols * ctx->events.width;
+ y = (iy - 1.0) / ctxctx->rows * ctx->events.height;
+
+ if (!strcmp (event, "mouse-press"))
+ {
+ ctx_pointer_press (ctx, x, y, 0, 0);
+ ctxctx->was_down = 1;
+ } else if (!strcmp (event, "mouse-release"))
+ {
+ ctx_pointer_release (ctx, x, y, 0, 0);
+ ctxctx->was_down = 0;
+ } else if (!strcmp (event, "mouse-motion"))
+ {
+ //nct_set_cursor_pos (backend->term, ix, iy);
+ //nct_flush (backend->term);
+ if (ctxctx->was_down)
+ {
+ ctx_pointer_release (ctx, x, y, 0, 0);
+ ctxctx->was_down = 0;
+ }
+ ctx_pointer_motion (ctx, x, y, 0, 0);
+ } else if (!strcmp (event, "mouse-drag"))
+ {
+ ctx_pointer_motion (ctx, x, y, 0, 0);
+ } else if (!strcmp (event, "size-changed"))
+ {
+#if 0
+ int width = nct_sys_terminal_width ();
+ int height = nct_sys_terminal_height ();
+ nct_set_size (backend->term, width, height);
+ width *= CPX;
+ height *= CPX;
+ free (mrg->glyphs);
+ free (mrg->styles);
+ free (backend->nct_pixels);
+ backend->nct_pixels = calloc (width * height * 4, 1);
+ mrg->glyphs = calloc ((width/CPX) * (height/CPX) * 4, 1);
+ mrg->styles = calloc ((width/CPX) * (height/CPX) * 1, 1);
+ mrg_set_size (mrg, width, height);
+ mrg_queue_draw (mrg, NULL);
+#endif
+
+ }
+ else
+ {
+ if (!strcmp (event, "esc"))
+ ctx_key_press (ctx, 0, "escape", 0);
+ else if (!strcmp (event, "space"))
+ ctx_key_press (ctx, 0, "space", 0);
+ else if (!strcmp (event, "enter"))
+ ctx_key_press (ctx, 0, "\n", 0);
+ else if (!strcmp (event, "return"))
+ ctx_key_press (ctx, 0, "return", 0);
+ else if (!strcmp (event, "idle"))
+ {
+ }
+ else
+ ctx_key_press (ctx, 0, event, 0);
+ }
+ }
+
+ return 1;
+}
+
+const char *ctx_native_get_event (Ctx *n, int timeoutms)
+{
+ static unsigned char buf[256];
+ int length;
+
+ if (!signal_installed)
+ {
+ _nc_raw ();
+ signal_installed = 1;
+ signal (SIGWINCH, nc_resize_term);
+ }
+//if (mouse_mode) // XXX too often to do it all the time!
+// printf("%s", mouse_modes[mouse_mode]);
+
+ int got_event = 0;
+ {
+ int elapsed = 0;
+
+ do {
+ if (size_changed)
+ {
+ size_changed = 0;
+ return "size-changed";
+ }
+ got_event = ctx_nct_has_event (n, MIN(DELAY_MS, timeoutms-elapsed));
+ if (size_changed)
+ {
+ size_changed = 0;
+ return "size-changed";
+ }
+ /* only do this if the client has asked for idle events,
+ * and perhaps programmed the ms timer?
+ */
+ elapsed += MIN(DELAY_MS, timeoutms-elapsed);
+ if (!got_event && timeoutms && elapsed >= timeoutms)
+ {
+ return "idle";
+ }
+ } while (!got_event);
+ }
+
+ for (length = 0; got_event && length < 200; length ++)
+ {
+ if (read (STDIN_FILENO, &buf[length], 1) != -1)
+ {
+ buf[length+1] = 0;
+ if (!strcmp ((char*)buf, "\e[0n"))
+ {
+ ctx_frame_ack = 1;
+ return NULL;
+ }
+ else if (buf[length]=='\n')
+ {
+ buf[length]=0;
+ return (const char*)buf;
+ }
+ }
+ got_event = ctx_nct_has_event (n, 5);
+ }
+ return NULL;
+}
+
+const char *ctx_key_get_label (Ctx *n, const char *nick)
+{
+ int j;
+ int found = -1;
+ for (j = 0; keycodes[j].nick; j++)
+ if (found == -1 && !strcmp (keycodes[j].nick, nick))
+ return keycodes[j].label;
+ return NULL;
+}
+
+void _ctx_mouse (Ctx *term, int mode)
+{
+ //if (term->is_st && mode > 1)
+ // mode = 1;
+ if (mode != mouse_mode)
+ {
+ printf ("%s", mouse_modes[mode]);
+ fflush (stdout);
+ }
+ mouse_mode = mode;
+}
+
+
+#endif
+
+#if !__COSMOPOLITAN__
+#include <sys/time.h>
+#endif
+
+
+#define usecs(time) ((uint64_t)(time.tv_sec - start_time.tv_sec) * 1000000 + time. tv_usec)
+
+#if !__COSMOPOLITAN__
+static struct timeval start_time;
+
+static void
+_ctx_init_ticks (void)
+{
+ static int done = 0;
+ if (done)
+ return;
+ done = 1;
+ gettimeofday (&start_time, NULL);
+}
+
+static inline unsigned long
+_ctx_ticks (void)
+{
+ struct timeval measure_time;
+ gettimeofday (&measure_time, NULL);
+ return usecs (measure_time) - usecs (start_time);
+}
+
+unsigned long
+ctx_ticks (void)
+{
+ _ctx_init_ticks ();
+ return _ctx_ticks ();
+}
+
+
+
+enum _CtxFlags {
+ CTX_FLAG_DIRECT = (1<<0),
+};
+typedef enum _CtxFlags CtxFlags;
+
+
+int _ctx_max_threads = 1;
+int _ctx_enable_hash_cache = 1;
+#if CTX_SHAPE_CACHE
+extern int _ctx_shape_cache_enabled;
+#endif
+
+#if CTX_THREADS
+static mtx_t _ctx_texture_mtx;
+#endif
+
+void _ctx_texture_lock (void)
+{
+#if CTX_THREADS
+ mtx_lock (&_ctx_texture_mtx);
+#endif
+}
+
+void _ctx_texture_unlock (void)
+{
+#if CTX_THREADS
+ mtx_unlock (&_ctx_texture_mtx);
+#endif
+}
+
+
+void
+ctx_init (int *argc, char ***argv)
+{
+#if 0
+ if (!getenv ("CTX_VERSION"))
+ {
+ int i;
+ char *new_argv[*argc+3];
+ new_argv[0] = "ctx";
+ for (i = 0; i < *argc; i++)
+ {
+ new_argv[i+1] = *argv[i];
+ }
+ new_argv[i+1] = NULL;
+ execvp (new_argv[0], new_argv);
+ // if this fails .. we continue normal startup
+ // and end up in self-hosted braille
+ }
+#endif
+}
+
+
+#if 0
+int ctx_count (Ctx *ctx)
+{
+ return ctx->drawlist.count;
+}
+#endif
+
+extern int _ctx_damage_control;
+
+static void ctx_list_backends()
+{
+ fprintf (stderr, "possible values for CTX_BACKEND:\n");
+ fprintf (stderr, " ctx");
+#if CTX_SDL
+ fprintf (stderr, " SDL");
+#endif
+#if CTX_FB
+ fprintf (stderr, " fb");
+ fprintf (stderr, " drm");
+#endif
+ fprintf (stderr, " term");
+ fprintf (stderr, " termimg");
+ fprintf (stderr, "\n");
+}
+
+#if CTX_EVENTS
+
+static uint32_t ctx_ms (Ctx *ctx)
+{
+ return _ctx_ticks () / 1000;
+}
+
+
+static int is_in_ctx (void);
+Ctx *ctx_new_ui (int width, int height)
+{
+#if CTX_TILED
+ if (getenv ("CTX_DAMAGE_CONTROL"))
+ {
+ const char * val = getenv ("CTX_DAMAGE_CONTROL");
+ if (!strcmp (val, "0") ||
+ !strcmp (val, "off"))
+ _ctx_damage_control = 0;
+ else
+ _ctx_damage_control = 1;
+ }
+#endif
+
+ if (getenv ("CTX_HASH_CACHE"))
+ {
+ const char * val = getenv ("CTX_HASH_CACHE");
+ if (!strcmp (val, "0"))
+ _ctx_enable_hash_cache = 0;
+ if (!strcmp (val, "off"))
+ _ctx_enable_hash_cache = 0;
+ }
+#if CTX_SHAPE_CACHE
+ if (getenv ("CTX_SHAPE_CACHE"))
+ {
+ const char * val = getenv ("CTX_SHAPE_CACHE");
+ if (!strcmp (val, "0"))
+ _ctx_shape_cache_enabled = 0;
+ if (!strcmp (val, "off"))
+ _ctx_shape_cache_enabled = 0;
+ }
+#endif
+
+ if (getenv ("CTX_THREADS"))
+ {
+ int val = atoi (getenv ("CTX_THREADS"));
+ _ctx_max_threads = val;
+ }
+ else
+ {
+ _ctx_max_threads = 2;
+#ifdef _SC_NPROCESSORS_ONLN
+ _ctx_max_threads = sysconf (_SC_NPROCESSORS_ONLN) / 2;
+#endif
+ }
+
+#if CTX_THREADS
+ mtx_init (&_ctx_texture_mtx, mtx_plain);
+#endif
+
+ if (_ctx_max_threads < 1) _ctx_max_threads = 1;
+ if (_ctx_max_threads > CTX_MAX_THREADS) _ctx_max_threads = CTX_MAX_THREADS;
+
+ //fprintf (stderr, "ctx using %i threads\n", _ctx_max_threads);
+ const char *backend = getenv ("CTX_BACKEND");
+
+ if (backend && !strcmp (backend, ""))
+ backend = NULL;
+ if (backend && !strcmp (backend, "auto"))
+ backend = NULL;
+ if (backend && !strcmp (backend, "list"))
+ {
+ ctx_list_backends ();
+ exit (-1);
+ }
+
+ Ctx *ret = NULL;
+
+ /* we do the query on auto but not on directly set ctx
+ *
+ */
+ if ((backend && !strcmp(backend, "ctx")) ||
+ (backend == NULL && is_in_ctx ()))
+ {
+ if (!backend || !strcmp (backend, "ctx"))
+ {
+ // full blown ctx protocol - in terminal or standalone
+ ret = ctx_new_ctx (width, height);
+ }
+ }
+
+#if CTX_SDL
+ if (!ret && getenv ("DISPLAY"))
+ {
+ if ((backend==NULL) || (!strcmp (backend, "SDL")))
+ ret = ctx_new_sdl (width, height);
+ }
+#endif
+
+#if CTX_FB
+ if (!ret && !getenv ("DISPLAY"))
+ {
+ if ((backend==NULL) || (!strcmp (backend, "drm")))
+ ret = ctx_new_fb (width, height, 1);
+
+ if (!ret)
+ {
+ if ((backend==NULL) || (!strcmp (backend, "fb")))
+ ret = ctx_new_fb (width, height, 0);
+ }
+ }
+#endif
+
+#if CTX_RASTERIZER
+ // braille in terminal
+ if (!ret)
+ {
+ if ((backend==NULL) || (!strcmp (backend, "term")))
+ ret = ctx_new_term (width, height);
+ }
+ if (!ret)
+ {
+ if ((backend==NULL) || (!strcmp (backend, "termimg")))
+ ret = ctx_new_termimg (width, height);
+ }
+#endif
+ if (!ret)
+ {
+ fprintf (stderr, "no interactive ctx backend\n");
+ ctx_list_backends ();
+ exit (2);
+ }
+ ctx_get_event (ret); // enables events
+ return ret;
+}
+#endif
+#else
+void _ctx_texture_unlock (void)
+{
+}
+void _ctx_texture_lock (void)
+{
+}
+
+#endif
+void _ctx_resized (Ctx *ctx, int width, int height, long time);
+
+void ctx_set_size (Ctx *ctx, int width, int height)
+{
+#if CTX_EVENTS
+ if (ctx->events.width != width || ctx->events.height != height)
+ {
+ ctx->events.width = width;
+ ctx->events.height = height;
+ _ctx_resized (ctx, width, height, 0);
+ }
+#endif
+}
+
+#if CTX_EVENTS
+
+
+static int is_in_ctx (void)
+{
+ char buf[1024];
+ struct termios orig_attr;
+ struct termios raw;
+ tcgetattr (STDIN_FILENO, &orig_attr);
+ raw = orig_attr;
+ raw.c_iflag &= ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON);
+ raw.c_oflag &= ~(OPOST);
+ raw.c_lflag &= ~(ECHO | ICANON | IEXTEN | ISIG);
+ raw.c_cc[VMIN] = 1; raw.c_cc[VTIME] = 0; /* 1 byte, no timer */
+ if (tcsetattr (STDIN_FILENO, TCSAFLUSH, &raw) < 0)
+ return 0;
+ fprintf (stderr, "\e[?200$p");
+ //tcflush(STDIN_FILENO, 1);
+#if !__COSMOPOLITAN__
+ tcdrain(STDIN_FILENO);
+#endif
+ int length = 0;
+ usleep (1000 * 60); // to account for possibly lowish latency ssh,
+ // should be made configurable ; perhaps in
+ // an env var
+ struct timeval tv = {0,0};
+ fd_set rfds;
+
+ FD_ZERO(&rfds);
+ FD_SET(0, &rfds);
+ tv.tv_usec = 1000 * 5;
+
+ for (int n = 0; select(1, &rfds, NULL, NULL, &tv) && n < 20; n++)
+ {
+ length += read (STDIN_FILENO, &buf[length], 1);
+ }
+ tcsetattr (STDIN_FILENO, TCSAFLUSH, &orig_attr);
+ if (length == -1)
+ {
+ return 0;
+ }
+ char *semi = strchr (buf, ';');
+ buf[length]=0;
+ if (semi && semi[1] == '2')
+ {
+ return 1;
+ }
+ return 0;
+}
+
+typedef struct CtxIdleCb {
+ int (*cb) (Ctx *ctx, void *idle_data);
+ void *idle_data;
+
+ void (*destroy_notify)(void *destroy_data);
+ void *destroy_data;
+
+ int ticks_full;
+ int ticks_remaining;
+ int is_idle;
+ int id;
+} CtxIdleCb;
+
+void _ctx_events_init (Ctx *ctx)
+{
+ CtxEvents *events = &ctx->events;
+ _ctx_init_ticks ();
+ events->tap_delay_min = 40;
+ events->tap_delay_max = 800;
+ events->tap_delay_max = 8000000; /* quick reflexes needed making it hard for some is an argument against
very short values */
+
+ events->tap_delay_hold = 1000;
+ events->tap_hysteresis = 32; /* XXX: should be ppi dependent */
+}
+
+
+void _ctx_idle_iteration (Ctx *ctx)
+{
+ static unsigned long prev_ticks = 0;
+ CtxList *l;
+ CtxList *to_remove = NULL;
+ unsigned long ticks = _ctx_ticks ();
+ unsigned long tick_delta = (prev_ticks == 0) ? 0 : ticks - prev_ticks;
+ prev_ticks = ticks;
+
+ if (!ctx->events.idles)
+ {
+ return;
+ }
+ for (l = ctx->events.idles; l; l = l->next)
+ {
+ CtxIdleCb *item = l->data;
+
+ if (item->ticks_remaining >= 0)
+ item->ticks_remaining -= tick_delta;
+
+ if (item->ticks_remaining < 0)
+ {
+ if (item->cb (ctx, item->idle_data) == 0)
+ ctx_list_prepend (&to_remove, item);
+ else
+ item->ticks_remaining = item->ticks_full;
+ }
+ }
+ for (l = to_remove; l; l = l->next)
+ {
+ CtxIdleCb *item = l->data;
+ if (item->destroy_notify)
+ item->destroy_notify (item->destroy_data);
+ ctx_list_remove (&ctx->events.idles, l->data);
+ }
+}
+
+
+void ctx_add_key_binding_full (Ctx *ctx,
+ const char *key,
+ const char *action,
+ const char *label,
+ CtxCb cb,
+ void *cb_data,
+ CtxDestroyNotify destroy_notify,
+ void *destroy_data)
+{
+ CtxEvents *events = &ctx->events;
+ if (events->n_bindings +1 >= CTX_MAX_KEYBINDINGS)
+ {
+ fprintf (stderr, "warning: binding overflow\n");
+ return;
+ }
+ events->bindings[events->n_bindings].nick = strdup (key);
+ strcpy (events->bindings[events->n_bindings].nick, key);
+
+ if (action)
+ events->bindings[events->n_bindings].command = action ? strdup (action) : NULL;
+ if (label)
+ events->bindings[events->n_bindings].label = label ? strdup (label) : NULL;
+ events->bindings[events->n_bindings].cb = cb;
+ events->bindings[events->n_bindings].cb_data = cb_data;
+ events->bindings[events->n_bindings].destroy_notify = destroy_notify;
+ events->bindings[events->n_bindings].destroy_data = destroy_data;
+ events->n_bindings++;
+}
+
+void ctx_add_key_binding (Ctx *ctx,
+ const char *key,
+ const char *action,
+ const char *label,
+ CtxCb cb,
+ void *cb_data)
+{
+ ctx_add_key_binding_full (ctx, key, action, label, cb, cb_data, NULL, NULL);
+}
+
+void ctx_clear_bindings (Ctx *ctx)
+{
+ CtxEvents *events = &ctx->events;
+ int i;
+ for (i = 0; events->bindings[i].nick; i ++)
+ {
+ if (events->bindings[i].destroy_notify)
+ events->bindings[i].destroy_notify (events->bindings[i].destroy_data);
+ free (events->bindings[i].nick);
+ if (events->bindings[i].command)
+ free (events->bindings[i].command);
+ if (events->bindings[i].label)
+ free (events->bindings[i].label);
+ }
+ memset (&events->bindings, 0, sizeof (events->bindings));
+ events->n_bindings = 0;
+}
+
+static void
+ctx_collect_events (CtxEvent *event, void *data, void *data2);
+static void _ctx_bindings_key_press (CtxEvent *event, void *data1, void *data2)
+{
+ Ctx *ctx = event->ctx;
+ CtxEvents *events = &ctx->events;
+ int i;
+ int handled = 0;
+
+ for (i = events->n_bindings-1; i>=0; i--)
+ if (!strcmp (events->bindings[i].nick, event->string))
+ {
+ if (events->bindings[i].cb)
+ {
+ events->bindings[i].cb (event, events->bindings[i].cb_data, NULL);
+ if (event->stop_propagate)
+ return;
+ handled = 1;
+ }
+ }
+ if (!handled)
+ for (i = events->n_bindings-1; i>=0; i--)
+ if (!strcmp (events->bindings[i].nick, "unhandled"))
+ {
+ if (events->bindings[i].cb)
+ {
+ events->bindings[i].cb (event, events->bindings[i].cb_data, NULL);
+ if (event->stop_propagate)
+ return;
+ }
+ }
+ ctx_collect_events (event, data1, data2);
+}
+
+CtxBinding *ctx_get_bindings (Ctx *ctx)
+{
+ return &ctx->events.bindings[0];
+}
+
+void ctx_remove_idle (Ctx *ctx, int handle)
+{
+ CtxList *l;
+ CtxList *to_remove = NULL;
+
+ if (!ctx->events.idles)
+ {
+ return;
+ }
+ for (l = ctx->events.idles; l; l = l->next)
+ {
+ CtxIdleCb *item = l->data;
+ if (item->id == handle)
+ ctx_list_prepend (&to_remove, item);
+ }
+ for (l = to_remove; l; l = l->next)
+ {
+ CtxIdleCb *item = l->data;
+ if (item->destroy_notify)
+ item->destroy_notify (item->destroy_data);
+ ctx_list_remove (&ctx->events.idles, l->data);
+ }
+}
+
+int ctx_add_timeout_full (Ctx *ctx, int ms, int (*idle_cb)(Ctx *ctx, void *idle_data), void *idle_data,
+ void (*destroy_notify)(void *destroy_data), void *destroy_data)
+{
+ CtxIdleCb *item = calloc (sizeof (CtxIdleCb), 1);
+ item->cb = idle_cb;
+ item->idle_data = idle_data;
+ item->id = ++ctx->events.idle_id;
+ item->ticks_full =
+ item->ticks_remaining = ms * 1000;
+ item->destroy_notify = destroy_notify;
+ item->destroy_data = destroy_data;
+ ctx_list_append (&ctx->events.idles, item);
+ return item->id;
+}
+
+int ctx_add_timeout (Ctx *ctx, int ms, int (*idle_cb)(Ctx *ctx, void *idle_data), void *idle_data)
+{
+ return ctx_add_timeout_full (ctx, ms, idle_cb, idle_data, NULL, NULL);
+}
+
+int ctx_add_idle_full (Ctx *ctx, int (*idle_cb)(Ctx *ctx, void *idle_data), void *idle_data,
+ void (*destroy_notify)(void *destroy_data), void *destroy_data)
+{
+ CtxIdleCb *item = calloc (sizeof (CtxIdleCb), 1);
+ item->cb = idle_cb;
+ item->idle_data = idle_data;
+ item->id = ++ctx->events.idle_id;
+ item->ticks_full =
+ item->ticks_remaining = -1;
+ item->is_idle = 1;
+ item->destroy_notify = destroy_notify;
+ item->destroy_data = destroy_data;
+ ctx_list_append (&ctx->events.idles, item);
+ return item->id;
+}
+
+int ctx_add_idle (Ctx *ctx, int (*idle_cb)(Ctx *ctx, void *idle_data), void *idle_data)
+{
+ return ctx_add_idle_full (ctx, idle_cb, idle_data, NULL, NULL);
+}
+
+#endif
+/* using bigger primes would be a good idea, this falls apart due to rounding
+ * when zoomed in close
+ */
+static inline double ctx_path_hash (void *path)
+{
+ double ret = 0;
+#if 0
+ int i;
+ cairo_path_data_t *data;
+ if (!path)
+ return 0.99999;
+ for (i = 0; i <path->num_data; i += path->data[i].header.length)
+ {
+ data = &path->data[i];
+ switch (data->header.type) {
+ case CAIRO_PATH_MOVE_TO:
+ ret *= 17;
+ ret += data[1].point.x;
+ ret *= 113;
+ ret += data[1].point.y;
+ break;
+ case CAIRO_PATH_LINE_TO:
+ ret *= 121;
+ ret += data[1].point.x;
+ ret *= 1021;
+ ret += data[1].point.y;
+ break;
+ case CAIRO_PATH_CURVE_TO:
+ ret *= 3111;
+ ret += data[1].point.x;
+ ret *= 23;
+ ret += data[1].point.y;
+ ret *= 107;
+ ret += data[2].point.x;
+ ret *= 739;
+ ret += data[2].point.y;
+ ret *= 3;
+ ret += data[3].point.x;
+ ret *= 51;
+ ret += data[3].point.y;
+ break;
+ case CAIRO_PATH_CLOSE_PATH:
+ ret *= 51;
+ break;
+ }
+ }
+#endif
+ return ret;
+}
+
+#if CTX_EVENTS
+void _ctx_item_ref (CtxItem *item)
+{
+ if (item->ref_count < 0)
+ {
+ fprintf (stderr, "EEEEK!\n");
+ }
+ item->ref_count++;
+}
+
+
+void _ctx_item_unref (CtxItem *item)
+{
+ if (item->ref_count <= 0)
+ {
+ fprintf (stderr, "EEEEK!\n");
+ return;
+ }
+ item->ref_count--;
+ if (item->ref_count <=0)
+ {
+ {
+ int i;
+ for (i = 0; i < item->cb_count; i++)
+ {
+ if (item->cb[i].finalize)
+ item->cb[i].finalize (item->cb[i].data1, item->cb[i].data2,
+ item->cb[i].finalize_data);
+ }
+ }
+ if (item->path)
+ {
+ //cairo_path_destroy (item->path);
+ }
+ free (item);
+ }
+}
+
+
+static int
+path_equal (void *path,
+ void *path2)
+{
+ // XXX
+ return 0;
+}
+
+void ctx_listen_set_cursor (Ctx *ctx,
+ CtxCursor cursor)
+{
+ if (ctx->events.last_item)
+ {
+ ctx->events.last_item->cursor = cursor;
+ }
+}
+
+void ctx_listen_full (Ctx *ctx,
+ float x,
+ float y,
+ float width,
+ float height,
+ CtxEventType types,
+ CtxCb cb,
+ void *data1,
+ void *data2,
+ void (*finalize)(void *listen_data,
+ void *listen_data2,
+ void *finalize_data),
+ void *finalize_data)
+{
+ if (!ctx->events.frozen)
+ {
+ CtxItem *item;
+
+ /* early bail for listeners outside screen */
+ /* XXX: fixme respect clipping */
+ {
+ float tx = x;
+ float ty = y;
+ float tw = width;
+ float th = height;
+ _ctx_user_to_device (&ctx->state, &tx, &ty);
+ _ctx_user_to_device_distance (&ctx->state, &tw, &th);
+ if (ty > ctx->events.height * 2 ||
+ tx > ctx->events.width * 2 ||
+ tx + tw < 0 ||
+ ty + th < 0)
+ {
+ if (finalize)
+ finalize (data1, data2, finalize_data);
+ return;
+ }
+ }
+
+ item = calloc (sizeof (CtxItem), 1);
+ item->x0 = x;
+ item->y0 = y;
+ item->x1 = x + width;
+ item->y1 = y + height;
+ item->cb[0].types = types;
+ item->cb[0].cb = cb;
+ item->cb[0].data1 = data1;
+ item->cb[0].data2 = data2;
+ item->cb[0].finalize = finalize;
+ item->cb[0].finalize_data = finalize_data;
+ item->cb_count = 1;
+ item->types = types;
+ //item->path = cairo_copy_path (cr); // XXX
+ item->path_hash = ctx_path_hash (item->path);
+ ctx_get_matrix (ctx, &item->inv_matrix);
+ ctx_matrix_invert (&item->inv_matrix);
+
+ if (ctx->events.items)
+ {
+ CtxList *l;
+ for (l = ctx->events.items; l; l = l->next)
+ {
+ CtxItem *item2 = l->data;
+
+ /* store multiple callbacks for one entry when the paths
+ * are exact matches, reducing per event traversal checks at the
+ * cost of a little paint-hit (XXX: is this the right tradeoff,
+ * perhaps it is better to spend more time during event processing
+ * than during paint?)
+ */
+ if (item->path_hash == item2->path_hash &&
+ path_equal (item->path, item2->path))
+ {
+ /* found an item, copy over cb data */
+ item2->cb[item2->cb_count] = item->cb[0];
+ free (item);
+ item2->cb_count++;
+ item2->types |= types;
+ return;
+ }
+ }
+ }
+ item->ref_count = 1;
+ ctx->events.last_item = item;
+ ctx_list_prepend_full (&ctx->events.items, item, (void*)_ctx_item_unref, NULL);
+ }
+}
+
+void ctx_event_stop_propagate (CtxEvent *event)
+{
+ if (event)
+ event->stop_propagate = 1;
+}
+
+void ctx_listen (Ctx *ctx,
+ CtxEventType types,
+ CtxCb cb,
+ void* data1,
+ void* data2)
+{
+ float x, y, width, height;
+ /* generate bounding box of what to listen for - from current cairo path */
+ if (types & CTX_KEY)
+ {
+ x = 0;
+ y = 0;
+ width = 0;
+ height = 0;
+ }
+ else
+ {
+ float ex1,ey1,ex2,ey2;
+ ctx_path_extents (ctx, &ex1, &ey1, &ex2, &ey2);
+ x = ex1;
+ y = ey1;
+ width = ex2 - ex1;
+ height = ey2 - ey1;
+ }
+
+ if (types == CTX_DRAG_MOTION)
+ types = CTX_DRAG_MOTION | CTX_DRAG_PRESS;
+ return ctx_listen_full (ctx, x, y, width, height, types, cb, data1, data2, NULL, NULL);
+}
+
+void ctx_listen_with_finalize (Ctx *ctx,
+ CtxEventType types,
+ CtxCb cb,
+ void* data1,
+ void* data2,
+ void (*finalize)(void *listen_data, void *listen_data2,
+ void *finalize_data),
+ void *finalize_data)
+{
+ float x, y, width, height;
+ /* generate bounding box of what to listen for - from current cairo path */
+ if (types & CTX_KEY)
+ {
+ x = 0;
+ y = 0;
+ width = 0;
+ height = 0;
+ }
+ else
+ {
+ float ex1,ey1,ex2,ey2;
+ ctx_path_extents (ctx, &ex1, &ey1, &ex2, &ey2);
+ x = ex1;
+ y = ey1;
+ width = ex2 - ex1;
+ height = ey2 - ey1;
+ }
+
+ if (types == CTX_DRAG_MOTION)
+ types = CTX_DRAG_MOTION | CTX_DRAG_PRESS;
+ return ctx_listen_full (ctx, x, y, width, height, types, cb, data1, data2, finalize, finalize_data);
+}
+
+
+static void ctx_report_hit_region (CtxEvent *event,
+ void *data,
+ void *data2)
+{
+ const char *id = data;
+
+ fprintf (stderr, "hit region %s\n", id);
+ // XXX: NYI
+}
+
+void ctx_add_hit_region (Ctx *ctx, const char *id)
+{
+ char *id_copy = strdup (id);
+ float x, y, width, height;
+ /* generate bounding box of what to listen for - from current cairo path */
+ {
+ float ex1,ey1,ex2,ey2;
+ ctx_path_extents (ctx, &ex1, &ey1, &ex2, &ey2);
+ x = ex1;
+ y = ey1;
+ width = ex2 - ex1;
+ height = ey2 - ey1;
+ }
+
+ return ctx_listen_full (ctx, x, y, width, height,
+ CTX_POINTER, ctx_report_hit_region,
+ id_copy, NULL, (void*)free, NULL);
+}
+
+typedef struct _CtxGrab CtxGrab;
+
+struct _CtxGrab
+{
+ CtxItem *item;
+ int device_no;
+ int timeout_id;
+ int start_time;
+ float x; // for tap and hold
+ float y;
+ CtxEventType type;
+};
+
+static void grab_free (Ctx *ctx, CtxGrab *grab)
+{
+ if (grab->timeout_id)
+ {
+ ctx_remove_idle (ctx, grab->timeout_id);
+ grab->timeout_id = 0;
+ }
+ _ctx_item_unref (grab->item);
+ free (grab);
+}
+
+static void device_remove_grab (Ctx *ctx, CtxGrab *grab)
+{
+ ctx_list_remove (&ctx->events.grabs, grab);
+ grab_free (ctx, grab);
+}
+
+static CtxGrab *device_add_grab (Ctx *ctx, int device_no, CtxItem *item, CtxEventType type)
+{
+ CtxGrab *grab = calloc (1, sizeof (CtxGrab));
+ grab->item = item;
+ grab->type = type;
+ _ctx_item_ref (item);
+ grab->device_no = device_no;
+ ctx_list_append (&ctx->events.grabs, grab);
+ return grab;
+}
+
+static CtxList *_ctx_device_get_grabs (Ctx *ctx, int device_no)
+{
+ CtxList *ret = NULL;
+ CtxList *l;
+ for (l = ctx->events.grabs; l; l = l->next)
+ {
+ CtxGrab *grab = l->data;
+ if (grab->device_no == device_no)
+ ctx_list_append (&ret, grab);
+ }
+ return ret;
+}
+
+static void _mrg_restore_path (Ctx *ctx, void *path) //XXX
+{
+ //int i;
+ //cairo_path_data_t *data;
+ //cairo_new_path (cr);
+ //cairo_append_path (cr, path);
+}
+
+CtxList *_ctx_detect_list (Ctx *ctx, float x, float y, CtxEventType type)
+{
+ CtxList *a;
+ CtxList *ret = NULL;
+
+ if (type == CTX_KEY_DOWN ||
+ type == CTX_KEY_UP ||
+ type == CTX_KEY_PRESS ||
+ type == CTX_MESSAGE ||
+ type == (CTX_KEY_DOWN|CTX_MESSAGE) ||
+ type == (CTX_KEY_DOWN|CTX_KEY_UP) ||
+ type == (CTX_KEY_DOWN|CTX_KEY_UP|CTX_MESSAGE))
+ {
+ for (a = ctx->events.items; a; a = a->next)
+ {
+ CtxItem *item = a->data;
+ if (item->types & type)
+ {
+ ctx_list_prepend (&ret, item);
+ return ret;
+ }
+ }
+ return NULL;
+ }
+
+ for (a = ctx->events.items; a; a = a->next)
+ {
+ CtxItem *item= a->data;
+
+ float u, v;
+ u = x;
+ v = y;
+ _ctx_matrix_apply_transform (&item->inv_matrix, &u, &v);
+
+ if (u >= item->x0 && v >= item->y0 &&
+ u < item->x1 && v < item->y1 &&
+ ((item->types & type) || ((type == CTX_SET_CURSOR) &&
+ item->cursor)))
+ {
+ if (item->path)
+ {
+ _mrg_restore_path (ctx, item->path);
+ if (ctx_in_fill (ctx, u, v))
+ {
+ ctx_begin_path (ctx);
+ ctx_list_prepend (&ret, item);
+ }
+ ctx_begin_path (ctx);
+ }
+ else
+ {
+ ctx_list_prepend (&ret, item);
+ }
+ }
+ }
+ return ret;
+}
+
+CtxItem *_ctx_detect (Ctx *ctx, float x, float y, CtxEventType type)
+{
+ CtxList *l = _ctx_detect_list (ctx, x, y, type);
+ if (l)
+ {
+ ctx_list_reverse (&l);
+ CtxItem *ret = l->data;
+ ctx_list_free (&l);
+ return ret;
+ }
+ return NULL;
+}
+
+static int
+_ctx_emit_cb_item (Ctx *ctx, CtxItem *item, CtxEvent *event, CtxEventType type, float x, float y)
+{
+ static CtxEvent s_event;
+ CtxEvent transformed_event;
+ int i;
+
+
+ if (!event)
+ {
+ event = &s_event;
+ event->type = type;
+ event->x = x;
+ event->y = y;
+ }
+ event->ctx = ctx;
+ transformed_event = *event;
+ transformed_event.device_x = event->x;
+ transformed_event.device_y = event->y;
+
+ {
+ float tx, ty;
+ tx = transformed_event.x;
+ ty = transformed_event.y;
+ _ctx_matrix_apply_transform (&item->inv_matrix, &tx, &ty);
+ transformed_event.x = tx;
+ transformed_event.y = ty;
+
+ if ((type & CTX_DRAG_PRESS) ||
+ (type & CTX_DRAG_MOTION) ||
+ (type & CTX_MOTION)) /* probably a worthwhile check for the performance
+ benefit
+ */
+ {
+ tx = transformed_event.start_x;
+ ty = transformed_event.start_y;
+ _ctx_matrix_apply_transform (&item->inv_matrix, &tx, &ty);
+ transformed_event.start_x = tx;
+ transformed_event.start_y = ty;
+ }
+
+
+ tx = transformed_event.delta_x;
+ ty = transformed_event.delta_y;
+ _ctx_matrix_apply_transform (&item->inv_matrix, &tx, &ty);
+ transformed_event.delta_x = tx;
+ transformed_event.delta_y = ty;
+ }
+
+ transformed_event.state = ctx->events.modifier_state;
+ transformed_event.type = type;
+
+ for (i = item->cb_count-1; i >= 0; i--)
+ {
+ if (item->cb[i].types & type)
+ {
+ item->cb[i].cb (&transformed_event, item->cb[i].data1, item->cb[i].data2);
+ event->stop_propagate = transformed_event.stop_propagate; /* copy back the response */
+ if (event->stop_propagate)
+ return event->stop_propagate;
+ }
+ }
+ return 0;
+}
+#endif
+
+#if CTX_EVENTS
+
+#if !__COSMOPOLITAN__
+#include <stdatomic.h>
+#endif
+
+int ctx_native_events = 0;
+#if CTX_SDL
+int ctx_sdl_events = 0;
+int ctx_sdl_consume_events (Ctx *ctx);
+#endif
+
+#if CTX_FB
+int ctx_fb_events = 0;
+int ctx_fb_consume_events (Ctx *ctx);
+#endif
+
+int ctx_nct_consume_events (Ctx *ctx);
+int ctx_nct_has_event (Ctx *n, int delay_ms);
+int ctx_ctx_consume_events (Ctx *ctx);
+
+
+
+void ctx_consume_events (Ctx *ctx)
+{
+#if CTX_SDL
+ if (ctx_sdl_events)
+ ctx_sdl_consume_events (ctx);
+ else
+#endif
+#if CTX_FB
+ if (ctx_fb_events)
+ ctx_fb_consume_events (ctx);
+ else
+#endif
+ if (ctx_native_events)
+ ctx_ctx_consume_events (ctx);
+ else
+ ctx_nct_consume_events (ctx);
+}
+
+int ctx_has_event (Ctx *ctx, int timeout)
+{
+#if CTX_SDL
+ if (ctx_sdl_events)
+ {
+ return SDL_WaitEventTimeout (NULL, timeout);
+ }
+ else
+#endif
+#if CTX_FB
+ if (ctx_fb_events)
+ {
+ return ctx_nct_has_event (ctx, timeout);
+ }
+ else
+#endif
+ if (ctx_native_events)
+ {
+ return ctx_nct_has_event (ctx, timeout);
+ }
+ else
+ {
+ return ctx_nct_has_event (ctx, timeout);
+ }
+
+ ctx_consume_events (ctx);
+ if (ctx->events.events)
+ return 1;
+ return 0;
+}
+
+#if CTX_FB
+static int ctx_fb_get_mice_fd (Ctx *ctx);
+#endif
+
+void ctx_get_event_fds (Ctx *ctx, int *fd, int *count)
+{
+#if CTX_SDL
+ if (ctx_sdl_events)
+ {
+ *count = 0;
+ }
+ else
+#endif
+#if CTX_FB
+ if (ctx_fb_events)
+ {
+ int mice_fd = ctx_fb_get_mice_fd (ctx);
+ fd[0] = STDIN_FILENO;
+ if (mice_fd)
+ {
+ fd[1] = mice_fd;
+ *count = 2;
+ }
+ else
+ {
+ *count = 1;
+ }
+ }
+ else
+#endif
+ if (ctx_native_events)
+ {
+ fd[0] = STDIN_FILENO;
+ *count = 1;
+ }
+ else
+ {
+ fd[0] = STDIN_FILENO;
+ *count = 1;
+ }
+}
+
+CtxEvent *ctx_get_event (Ctx *ctx)
+{
+ static CtxEvent event_copy;
+ _ctx_idle_iteration (ctx);
+ if (!ctx->events.ctx_get_event_enabled)
+ ctx->events.ctx_get_event_enabled = 1;
+
+ ctx_consume_events (ctx);
+
+ if (ctx->events.events)
+ {
+ event_copy = *((CtxEvent*)(ctx->events.events->data));
+ ctx_list_remove (&ctx->events.events, ctx->events.events->data);
+ return &event_copy;
+ }
+ return NULL;
+}
+
+static int
+_ctx_emit_cb (Ctx *ctx, CtxList *items, CtxEvent *event, CtxEventType type, float x, float y)
+{
+ CtxList *l;
+ event->stop_propagate = 0;
+ for (l = items; l; l = l->next)
+ {
+ _ctx_emit_cb_item (ctx, l->data, event, type, x, y);
+ if (event->stop_propagate)
+ return event->stop_propagate;
+ }
+ return 0;
+}
+
+/*
+ * update what is the currently hovered item and returns it.. and the list of hits
+ * a well.
+ *
+ */
+static CtxItem *_ctx_update_item (Ctx *ctx, int device_no, float x, float y, CtxEventType type, CtxList
**hitlist)
+{
+ CtxItem *current = NULL;
+
+ CtxList *l = _ctx_detect_list (ctx, x, y, type);
+ if (l)
+ {
+ ctx_list_reverse (&l);
+ current = l->data;
+ }
+ if (hitlist)
+ *hitlist = l;
+ else
+ ctx_list_free (&l);
+
+ if (ctx->events.prev[device_no] == NULL || current == NULL || (current->path_hash !=
ctx->events.prev[device_no]->path_hash))
+ {
+// enter/leave should snapshot chain to root
+// and compare with previous snapshotted chain to root
+// and emit/enter/leave as appropriate..
+//
+// leave might be registered for emission on enter..emission?
+
+
+ //int focus_radius = 2;
+ if (current)
+ _ctx_item_ref (current);
+
+ if (ctx->events.prev[device_no])
+ {
+ {
+#if 0
+ CtxIntRectangle rect = {floor(ctx->events.prev[device_no]->x0-focus_radius),
+ floor(ctx->events.prev[device_no]->y0-focus_radius),
+ ceil(ctx->events.prev[device_no]->x1)-floor(ctx->events.prev[device_no]->x0) +
focus_radius * 2,
+ ceil(ctx->events.prev[device_no]->y1)-floor(ctx->events.prev[device_no]->y0) +
focus_radius * 2};
+ mrg_queue_draw (mrg, &rect);
+#endif
+ }
+
+ _ctx_emit_cb_item (ctx, ctx->events.prev[device_no], NULL, CTX_LEAVE, x, y);
+ _ctx_item_unref (ctx->events.prev[device_no]);
+ ctx->events.prev[device_no] = NULL;
+ }
+ if (current)
+ {
+#if 0
+ {
+ CtxIntRectangle rect = {floor(current->x0-focus_radius),
+ floor(current->y0-focus_radius),
+ ceil(current->x1)-floor(current->x0) + focus_radius * 2,
+ ceil(current->y1)-floor(current->y0) + focus_radius * 2};
+ mrg_queue_draw (mrg, &rect);
+ }
+#endif
+ _ctx_emit_cb_item (ctx, current, NULL, CTX_ENTER, x, y);
+ ctx->events.prev[device_no] = current;
+ }
+ }
+ current = _ctx_detect (ctx, x, y, type);
+ //fprintf (stderr, "%p\n", current);
+ return current;
+}
+
+static int tap_and_hold_fire (Ctx *ctx, void *data)
+{
+ CtxGrab *grab = data;
+ CtxList *list = NULL;
+ ctx_list_prepend (&list, grab->item);
+ CtxEvent event = {0, };
+
+ event.ctx = ctx;
+ event.time = ctx_ms (ctx);
+
+ event.device_x =
+ event.x = ctx->events.pointer_x[grab->device_no];
+ event.device_y =
+ event.y = ctx->events.pointer_y[grab->device_no];
+
+ // XXX: x and y coordinates
+ int ret = _ctx_emit_cb (ctx, list, &event, CTX_TAP_AND_HOLD,
+ ctx->events.pointer_x[grab->device_no], ctx->events.pointer_y[grab->device_no]);
+
+ ctx_list_free (&list);
+
+ grab->timeout_id = 0;
+
+ return 0;
+
+ return ret;
+}
+
+int ctx_pointer_drop (Ctx *ctx, float x, float y, int device_no, uint32_t time,
+ char *string)
+{
+ CtxList *l;
+ CtxList *hitlist = NULL;
+
+ ctx->events.pointer_x[device_no] = x;
+ ctx->events.pointer_y[device_no] = y;
+ if (device_no <= 3)
+ {
+ ctx->events.pointer_x[0] = x;
+ ctx->events.pointer_y[0] = y;
+ }
+
+ if (device_no < 0) device_no = 0;
+ if (device_no >= CTX_MAX_DEVICES) device_no = CTX_MAX_DEVICES-1;
+ CtxEvent *event = &ctx->events.drag_event[device_no];
+
+ if (time == 0)
+ time = ctx_ms (ctx);
+
+ event->ctx = ctx;
+ event->x = x;
+ event->y = y;
+
+ event->delta_x = event->delta_y = 0;
+
+ event->device_no = device_no;
+ event->string = string;
+ event->time = time;
+ event->stop_propagate = 0;
+
+ _ctx_update_item (ctx, device_no, x, y, CTX_DROP, &hitlist);
+
+ for (l = hitlist; l; l = l?l->next:NULL)
+ {
+ CtxItem *item = l->data;
+ _ctx_emit_cb_item (ctx, item, event, CTX_DROP, x, y);
+
+ if (event->stop_propagate)
+ {
+ ctx_list_free (&hitlist);
+ return 0;
+ }
+ }
+
+ //mrg_queue_draw (mrg, NULL); /* in case of style change, and more */
+ ctx_list_free (&hitlist);
+
+ return 0;
+}
+
+int ctx_pointer_press (Ctx *ctx, float x, float y, int device_no, uint32_t time)
+{
+ CtxEvents *events = &ctx->events;
+ CtxList *hitlist = NULL;
+ events->pointer_x[device_no] = x;
+ events->pointer_y[device_no] = y;
+ if (device_no <= 3)
+ {
+ events->pointer_x[0] = x;
+ events->pointer_y[0] = y;
+ }
+
+ if (device_no < 0) device_no = 0;
+ if (device_no >= CTX_MAX_DEVICES) device_no = CTX_MAX_DEVICES-1;
+ CtxEvent *event = &events->drag_event[device_no];
+
+ if (time == 0)
+ time = ctx_ms (ctx);
+
+ event->x = event->start_x = event->prev_x = x;
+ event->y = event->start_y = event->prev_y = y;
+
+ event->delta_x = event->delta_y = 0;
+
+ event->device_no = device_no;
+ event->time = time;
+ event->stop_propagate = 0;
+
+ if (events->pointer_down[device_no] == 1)
+ {
+ fprintf (stderr, "events thought device %i was already down\n", device_no);
+ }
+ /* doing just one of these two should be enough? */
+ events->pointer_down[device_no] = 1;
+ switch (device_no)
+ {
+ case 1:
+ events->modifier_state |= CTX_MODIFIER_STATE_BUTTON1;
+ break;
+ case 2:
+ events->modifier_state |= CTX_MODIFIER_STATE_BUTTON2;
+ break;
+ case 3:
+ events->modifier_state |= CTX_MODIFIER_STATE_BUTTON3;
+ break;
+ default:
+ break;
+ }
+
+ CtxGrab *grab = NULL;
+ CtxList *l;
+
+ _ctx_update_item (ctx, device_no, x, y,
+ CTX_PRESS | CTX_DRAG_PRESS | CTX_TAP | CTX_TAP_AND_HOLD, &hitlist);
+
+ for (l = hitlist; l; l = l?l->next:NULL)
+ {
+ CtxItem *item = l->data;
+ if (item &&
+ ((item->types & CTX_DRAG)||
+ (item->types & CTX_TAP) ||
+ (item->types & CTX_TAP_AND_HOLD)))
+ {
+ grab = device_add_grab (ctx, device_no, item, item->types);
+ grab->start_time = time;
+
+ if (item->types & CTX_TAP_AND_HOLD)
+ {
+ grab->timeout_id = ctx_add_timeout (ctx, events->tap_delay_hold, tap_and_hold_fire, grab);
+ }
+ }
+ _ctx_emit_cb_item (ctx, item, event, CTX_PRESS, x, y);
+ if (!event->stop_propagate)
+ _ctx_emit_cb_item (ctx, item, event, CTX_DRAG_PRESS, x, y);
+
+ if (event->stop_propagate)
+ {
+ ctx_list_free (&hitlist);
+ return 0;
+ }
+ }
+
+ //events_queue_draw (mrg, NULL); /* in case of style change, and more */
+ ctx_list_free (&hitlist);
+ return 0;
+}
+
+void _ctx_resized (Ctx *ctx, int width, int height, long time)
+{
+ CtxItem *item = _ctx_detect (ctx, 0, 0, CTX_KEY_PRESS);
+ CtxEvent event = {0, };
+
+ if (!time)
+ time = ctx_ms (ctx);
+
+ event.ctx = ctx;
+ event.time = time;
+ event.string = "resize-event"; /* gets delivered to clients as a key_down event, maybe message shouldbe
used instead?
+ */
+
+ if (item)
+ {
+ event.stop_propagate = 0;
+ _ctx_emit_cb_item (ctx, item, &event, CTX_KEY_PRESS, 0, 0);
+ }
+
+}
+
+int ctx_pointer_release (Ctx *ctx, float x, float y, int device_no, uint32_t time)
+{
+ CtxEvents *events = &ctx->events;
+ if (time == 0)
+ time = ctx_ms (ctx);
+
+ if (device_no < 0) device_no = 0;
+ if (device_no >= CTX_MAX_DEVICES) device_no = CTX_MAX_DEVICES-1;
+ CtxEvent *event = &events->drag_event[device_no];
+
+ event->time = time;
+ event->x = x;
+ event->ctx = ctx;
+ event->y = y;
+ event->device_no = device_no;
+ event->stop_propagate = 0;
+
+ switch (device_no)
+ {
+ case 1:
+ if (events->modifier_state & CTX_MODIFIER_STATE_BUTTON1)
+ events->modifier_state -= CTX_MODIFIER_STATE_BUTTON1;
+ break;
+ case 2:
+ if (events->modifier_state & CTX_MODIFIER_STATE_BUTTON2)
+ events->modifier_state -= CTX_MODIFIER_STATE_BUTTON2;
+ break;
+ case 3:
+ if (events->modifier_state & CTX_MODIFIER_STATE_BUTTON3)
+ events->modifier_state -= CTX_MODIFIER_STATE_BUTTON3;
+ break;
+ default:
+ break;
+ }
+
+ //events_queue_draw (mrg, NULL); /* in case of style change */
+
+ if (events->pointer_down[device_no] == 0)
+ {
+ fprintf (stderr, "device %i already up\n", device_no);
+ }
+ events->pointer_down[device_no] = 0;
+
+ events->pointer_x[device_no] = x;
+ events->pointer_y[device_no] = y;
+ if (device_no <= 3)
+ {
+ events->pointer_x[0] = x;
+ events->pointer_y[0] = y;
+ }
+ CtxList *hitlist = NULL;
+ CtxList *grablist = NULL , *g= NULL;
+ CtxGrab *grab;
+
+ _ctx_update_item (ctx, device_no, x, y, CTX_RELEASE | CTX_DRAG_RELEASE, &hitlist);
+ grablist = _ctx_device_get_grabs (ctx, device_no);
+
+ for (g = grablist; g; g = g->next)
+ {
+ grab = g->data;
+
+ if (!event->stop_propagate)
+ {
+ if (grab->item->types & CTX_TAP)
+ {
+ long delay = time - grab->start_time;
+
+ if (delay > events->tap_delay_min &&
+ delay < events->tap_delay_max &&
+ (
+ (event->start_x - x) * (event->start_x - x) +
+ (event->start_y - y) * (event->start_y - y)) < ctx_pow2(events->tap_hysteresis)
+ )
+ {
+ _ctx_emit_cb_item (ctx, grab->item, event, CTX_TAP, x, y);
+ }
+ }
+
+ if (!event->stop_propagate && grab->item->types & CTX_DRAG_RELEASE)
+ {
+ _ctx_emit_cb_item (ctx, grab->item, event, CTX_DRAG_RELEASE, x, y);
+ }
+ }
+
+ device_remove_grab (ctx, grab);
+ }
+
+ if (hitlist)
+ {
+ if (!event->stop_propagate)
+ _ctx_emit_cb (ctx, hitlist, event, CTX_RELEASE, x, y);
+ ctx_list_free (&hitlist);
+ }
+ ctx_list_free (&grablist);
+ return 0;
+}
+
+/* for multi-touch, we use a list of active grabs - thus a grab corresponds to
+ * a device id. even during drag-grabs events propagate; to stop that stop
+ * propagation.
+ */
+int ctx_pointer_motion (Ctx *ctx, float x, float y, int device_no, uint32_t time)
+{
+ CtxList *hitlist = NULL;
+ CtxList *grablist = NULL, *g;
+ CtxGrab *grab;
+
+ if (device_no < 0) device_no = 0;
+ if (device_no >= CTX_MAX_DEVICES) device_no = CTX_MAX_DEVICES-1;
+ CtxEvent *event = &ctx->events.drag_event[device_no];
+
+ if (time == 0)
+ time = ctx_ms (ctx);
+
+ event->ctx = ctx;
+ event->x = x;
+ event->y = y;
+ event->time = time;
+ event->device_no = device_no;
+ event->stop_propagate = 0;
+
+ ctx->events.pointer_x[device_no] = x;
+ ctx->events.pointer_y[device_no] = y;
+
+ if (device_no <= 3)
+ {
+ ctx->events.pointer_x[0] = x;
+ ctx->events.pointer_y[0] = y;
+ }
+
+ grablist = _ctx_device_get_grabs (ctx, device_no);
+ _ctx_update_item (ctx, device_no, x, y, CTX_MOTION, &hitlist);
+
+ {
+ CtxItem *cursor_item = _ctx_detect (ctx, x, y, CTX_SET_CURSOR);
+ if (cursor_item)
+ {
+ ctx_set_cursor (ctx, cursor_item->cursor);
+ }
+ else
+ {
+ ctx_set_cursor (ctx, CTX_CURSOR_ARROW);
+ }
+ CtxItem *hovered_item = _ctx_detect (ctx, x, y, CTX_ANY);
+ static CtxItem *prev_hovered_item = NULL;
+ if (prev_hovered_item != hovered_item)
+ {
+ ctx_set_dirty (ctx, 1);
+ }
+ prev_hovered_item = hovered_item;
+ }
+
+ event->delta_x = x - event->prev_x;
+ event->delta_y = y - event->prev_y;
+ event->prev_x = x;
+ event->prev_y = y;
+
+ CtxList *remove_grabs = NULL;
+
+ for (g = grablist; g; g = g->next)
+ {
+ grab = g->data;
+
+ if ((grab->type & CTX_TAP) ||
+ (grab->type & CTX_TAP_AND_HOLD))
+ {
+ if (
+ (
+ (event->start_x - x) * (event->start_x - x) +
+ (event->start_y - y) * (event->start_y - y)) >
+ ctx_pow2(ctx->events.tap_hysteresis)
+ )
+ {
+ //fprintf (stderr, "-");
+ ctx_list_prepend (&remove_grabs, grab);
+ }
+ else
+ {
+ //fprintf (stderr, ":");
+ }
+ }
+
+ if (grab->type & CTX_DRAG_MOTION)
+ {
+ _ctx_emit_cb_item (ctx, grab->item, event, CTX_DRAG_MOTION, x, y);
+ if (event->stop_propagate)
+ break;
+ }
+ }
+ if (remove_grabs)
+ {
+ for (g = remove_grabs; g; g = g->next)
+ device_remove_grab (ctx, g->data);
+ ctx_list_free (&remove_grabs);
+ }
+ if (hitlist)
+ {
+ if (!event->stop_propagate)
+ _ctx_emit_cb (ctx, hitlist, event, CTX_MOTION, x, y);
+ ctx_list_free (&hitlist);
+ }
+ ctx_list_free (&grablist);
+ return 0;
+}
+
+void ctx_incoming_message (Ctx *ctx, const char *message, long time)
+{
+ CtxItem *item = _ctx_detect (ctx, 0, 0, CTX_MESSAGE);
+ CtxEvent event = {0, };
+
+ if (!time)
+ time = ctx_ms (ctx);
+
+ if (item)
+ {
+ int i;
+ event.ctx = ctx;
+ event.type = CTX_MESSAGE;
+ event.time = time;
+ event.string = message;
+
+ fprintf (stderr, "{%s|\n", message);
+
+ for (i = 0; i < item->cb_count; i++)
+ {
+ if (item->cb[i].types & (CTX_MESSAGE))
+ {
+ event.state = ctx->events.modifier_state;
+ item->cb[i].cb (&event, item->cb[i].data1, item->cb[i].data2);
+ if (event.stop_propagate)
+ return;// event.stop_propagate;
+ }
+ }
+ }
+}
+
+int ctx_scrolled (Ctx *ctx, float x, float y, CtxScrollDirection scroll_direction, uint32_t time)
+{
+ CtxList *hitlist = NULL;
+ CtxList *l;
+
+ int device_no = 0;
+ ctx->events.pointer_x[device_no] = x;
+ ctx->events.pointer_y[device_no] = y;
+
+ CtxEvent *event = &ctx->events.drag_event[device_no]; /* XXX: might
+ conflict with other code
+ create a sibling member
+ of drag_event?*/
+ if (time == 0)
+ time = ctx_ms (ctx);
+
+ event->x = event->start_x = event->prev_x = x;
+ event->y = event->start_y = event->prev_y = y;
+ event->delta_x = event->delta_y = 0;
+ event->device_no = device_no;
+ event->time = time;
+ event->stop_propagate = 0;
+ event->scroll_direction = scroll_direction;
+
+ _ctx_update_item (ctx, device_no, x, y, CTX_SCROLL, &hitlist);
+
+ for (l = hitlist; l; l = l?l->next:NULL)
+ {
+ CtxItem *item = l->data;
+
+ _ctx_emit_cb_item (ctx, item, event, CTX_SCROLL, x, y);
+
+ if (event->stop_propagate)
+ l = NULL;
+ }
+
+ //mrg_queue_draw (mrg, NULL); /* in case of style change, and more */
+ ctx_list_free (&hitlist);
+ return 0;
+}
+
+static int ctx_str_has_prefix (const char *string, const char *prefix)
+{
+ for (int i = 0; prefix[i]; i++)
+ {
+ if (!string[i]) return 0;
+ if (string[i] != prefix[i]) return 0;
+ }
+ return 0;
+}
+
+int ctx_key_press (Ctx *ctx, unsigned int keyval,
+ const char *string, uint32_t time)
+{
+ char event_type[128]="";
+ float x, y; int b;
+ sscanf (string, "%s %f %f %i", event_type, &x, &y, &b);
+ if (!strcmp (event_type, "mouse-motion") ||
+ !strcmp (event_type, "mouse-drag"))
+ return ctx_pointer_motion (ctx, x, y, b, 0);
+ else if (!strcmp (event_type, "mouse-press"))
+ return ctx_pointer_press (ctx, x, y, b, 0);
+ else if (!strcmp (event_type, "mouse-release"))
+ return ctx_pointer_release (ctx, x, y, b, 0);
+ //else if (!strcmp (event_type, "keydown"))
+ // return ctx_key_down (ctx, keyval, string + 8, time);
+ //else if (!strcmp (event_type, "keyup"))
+ // return ctx_key_up (ctx, keyval, string + 6, time);
+
+ CtxItem *item = _ctx_detect (ctx, 0, 0, CTX_KEY_PRESS);
+ CtxEvent event = {0,};
+
+ if (time == 0)
+ time = ctx_ms (ctx);
+ if (item)
+ {
+ int i;
+ event.ctx = ctx;
+ event.type = CTX_KEY_PRESS;
+ event.unicode = keyval;
+ event.string = strdup(string);
+ event.stop_propagate = 0;
+ event.time = time;
+
+ for (i = 0; i < item->cb_count; i++)
+ {
+ if (item->cb[i].types & (CTX_KEY_PRESS))
+ {
+ event.state = ctx->events.modifier_state;
+ item->cb[i].cb (&event, item->cb[i].data1, item->cb[i].data2);
+ if (event.stop_propagate)
+ {
+ free ((void*)event.string);
+ return event.stop_propagate;
+ }
+ }
+ }
+ free ((void*)event.string);
+ }
+ return 0;
+}
+
+int ctx_key_down (Ctx *ctx, unsigned int keyval,
+ const char *string, uint32_t time)
+{
+ CtxItem *item = _ctx_detect (ctx, 0, 0, CTX_KEY_DOWN);
+ CtxEvent event = {0,};
+
+ if (time == 0)
+ time = ctx_ms (ctx);
+ if (item)
+ {
+ int i;
+ event.ctx = ctx;
+ event.type = CTX_KEY_DOWN;
+ event.unicode = keyval;
+ event.string = strdup(string);
+ event.stop_propagate = 0;
+ event.time = time;
+
+ for (i = 0; i < item->cb_count; i++)
+ {
+ if (item->cb[i].types & (CTX_KEY_DOWN))
+ {
+ event.state = ctx->events.modifier_state;
+ item->cb[i].cb (&event, item->cb[i].data1, item->cb[i].data2);
+ if (event.stop_propagate)
+ {
+ free ((void*)event.string);
+ return event.stop_propagate;
+ }
+ }
+ }
+ free ((void*)event.string);
+ }
+ return 0;
+}
+
+int ctx_key_up (Ctx *ctx, unsigned int keyval,
+ const char *string, uint32_t time)
+{
+ CtxItem *item = _ctx_detect (ctx, 0, 0, CTX_KEY_UP);
+ CtxEvent event = {0,};
+
+ if (time == 0)
+ time = ctx_ms (ctx);
+ if (item)
+ {
+ int i;
+ event.ctx = ctx;
+ event.type = CTX_KEY_UP;
+ event.unicode = keyval;
+ event.string = strdup(string);
+ event.stop_propagate = 0;
+ event.time = time;
+
+ for (i = 0; i < item->cb_count; i++)
+ {
+ if (item->cb[i].types & (CTX_KEY_UP))
+ {
+ event.state = ctx->events.modifier_state;
+ item->cb[i].cb (&event, item->cb[i].data1, item->cb[i].data2);
+ if (event.stop_propagate)
+ {
+ free ((void*)event.string);
+ return event.stop_propagate;
+ }
+ }
+ }
+ free ((void*)event.string);
+ }
+ return 0;
+
+ return 0;
+}
+
+void ctx_freeze (Ctx *ctx)
+{
+ ctx->events.frozen ++;
+}
+
+void ctx_thaw (Ctx *ctx)
+{
+ ctx->events.frozen --;
+}
+int ctx_events_frozen (Ctx *ctx)
+{
+ return ctx && ctx->events.frozen;
+}
+void ctx_events_clear_items (Ctx *ctx)
+{
+ ctx_list_free (&ctx->events.items);
+}
+int ctx_events_width (Ctx *ctx)
+{
+ return ctx->events.width;
+}
+int ctx_events_height (Ctx *ctx)
+{
+ return ctx->events.height;
+}
+
+float ctx_pointer_x (Ctx *ctx)
+{
+ return ctx->events.pointer_x[0];
+}
+
+float ctx_pointer_y (Ctx *ctx)
+{
+ return ctx->events.pointer_y[0];
+}
+
+int ctx_pointer_is_down (Ctx *ctx, int no)
+{
+ if (no < 0 || no > CTX_MAX_DEVICES) return 0;
+ return ctx->events.pointer_down[no];
+}
+
+void _ctx_debug_overlays (Ctx *ctx)
+{
+ CtxList *a;
+ ctx_save (ctx);
+
+ ctx_line_width (ctx, 2);
+ ctx_rgba (ctx, 0,0,0.8,0.5);
+ for (a = ctx->events.items; a; a = a->next)
+ {
+ float current_x = ctx_pointer_x (ctx);
+ float current_y = ctx_pointer_y (ctx);
+ CtxItem *item = a->data;
+ CtxMatrix matrix = item->inv_matrix;
+
+ _ctx_matrix_apply_transform (&matrix, ¤t_x, ¤t_y);
+
+ if (current_x >= item->x0 && current_x < item->x1 &&
+ current_y >= item->y0 && current_y < item->y1)
+ {
+ ctx_matrix_invert (&matrix);
+ ctx_set_matrix (ctx, &matrix);
+ _mrg_restore_path (ctx, item->path);
+ ctx_stroke (ctx);
+ }
+ }
+ ctx_restore (ctx);
+}
+
+void ctx_set_render_threads (Ctx *ctx, int n_threads)
+{
+ // XXX
+}
+int ctx_get_render_threads (Ctx *ctx)
+{
+ return _ctx_max_threads;
+}
+void ctx_set_hash_cache (Ctx *ctx, int enable_hash_cache)
+{
+ _ctx_enable_hash_cache = enable_hash_cache;
+}
+int ctx_get_hash_cache (Ctx *ctx)
+{
+ return _ctx_enable_hash_cache;
+}
+
+int ctx_is_dirty (Ctx *ctx)
+{
+ return ctx->dirty;
+}
+void ctx_set_dirty (Ctx *ctx, int dirty)
+{
+ ctx->dirty = dirty;
+}
+
+/*
+ * centralized global API for managing file descriptors that
+ * wake us up, this to remove sleeping and polling
+ */
+
+#define CTX_MAX_LISTEN_FDS 128 // becomes max clients..
+
+static int _ctx_listen_fd[CTX_MAX_LISTEN_FDS];
+static int _ctx_listen_fds = 0;
+static int _ctx_listen_max_fd = 0;
+
+void _ctx_add_listen_fd (int fd)
+{
+ _ctx_listen_fd[_ctx_listen_fds++]=fd;
+ if (fd > _ctx_listen_max_fd)
+ _ctx_listen_max_fd = fd;
+}
+
+void _ctx_remove_listen_fd (int fd)
+{
+ for (int i = 0; i < _ctx_listen_fds; i++)
+ {
+ if (_ctx_listen_fd[i] == fd)
+ {
+ _ctx_listen_fd[i] = _ctx_listen_fd[_ctx_listen_fds-1];
+ _ctx_listen_fds--;
+ return;
+ }
+ }
+}
+
+int ctx_input_pending (Ctx *ctx, int timeout)
+{
+ struct timeval tv;
+ fd_set fdset;
+ FD_ZERO (&fdset);
+ for (int i = 0; i < _ctx_listen_fds; i++)
+ {
+ FD_SET (_ctx_listen_fd[i], &fdset);
+ }
+ int input_fds[5];
+ int n_fds;
+ ctx_get_event_fds (ctx, input_fds, &n_fds);
+ for (int i = 0; i < n_fds; i++)
+ {
+ FD_SET (input_fds[i], &fdset);
+ }
+
+ tv.tv_sec = 0;
+ tv.tv_usec = timeout;
+ tv.tv_sec = timeout / 1000000;
+ tv.tv_usec = timeout % 1000000;
+ int retval = select (_ctx_listen_max_fd + 1, &fdset, NULL, NULL, &tv);
+ if (retval == -1)
+ {
+ perror ("select");
+ return 0;
+ }
+ return retval;
+}
+
+void ctx_sdl_set_title (void *self, const char *new_title);
+void ctx_set_title (Ctx *ctx, const char *title)
+{
+#if CTX_SDL
+ // XXX also check we're first/only client?
+ if (ctx_renderer_is_sdl (ctx))
+ ctx_sdl_set_title (ctx_get_renderer (ctx), title);
+#endif
+}
+
+#endif
+/* the parser comes in the end, nothing in ctx knows about the parser */
+
+#if CTX_PARSER
+
+/* ctx parser, */
+
+#define CTX_ID_MAXLEN 64 // in use should not be more than 40!
+ // to offer headroom for multiplexing
+
+
+#define CTX_REPORT_COL_ROW 0
+
+struct
+ _CtxParser
+{
+ Ctx *ctx;
+ int t_args; // total number of arguments seen for current command
+ int state;
+#if CTX_PARSER_FIXED_TEMP
+ uint8_t holding[CTX_PARSER_MAXLEN]; /* */
+#else
+ uint8_t *holding;
+#endif
+ int hold_len;
+ int pos;
+
+#if CTX_REPORT_COL_ROW
+ int line; /* for error reporting */
+ int col; /* for error reporting */
+#endif
+ float numbers[CTX_PARSER_MAX_ARGS+1];
+ int n_numbers;
+ int decimal;
+ CtxCode command;
+ int expected_args; /* low digits are literal higher values
+ carry special meaning */
+ int n_args;
+ int texture_done;
+ uint8_t texture_id[CTX_ID_MAXLEN]; // used in defineTexture only
+ uint64_t set_key_hash;
+ float pcx;
+ float pcy;
+ int color_components;
+ int color_stroke; // 0 is fill source 1 is stroke source
+ CtxColorModel color_model; // 1 gray 3 rgb 4 cmyk
+ float left_margin; // set by last user provided move_to
+ int width; // <- maybe should be float
+ int height;
+ float cell_width;
+ float cell_height;
+ int cursor_x; // <- leaking in from terminal
+ int cursor_y;
+
+ int translate_origin;
+
+ CtxColorSpace color_space_slot;
+
+ void (*exit) (void *exit_data);
+ void *exit_data;
+ int (*set_prop)(void *prop_data, uint64_t key, const char *data, int len);
+ int (*get_prop)(void *prop_data, const char *key, char **data, int *len);
+ void *prop_data;
+ int prev_byte;
+};
+
+void
+ctx_parser_set_size (CtxParser *parser,
+ int width,
+ int height,
+ float cell_width,
+ float cell_height)
+{
+ if (cell_width > 0)
+ parser->cell_width = cell_width;
+ if (cell_height > 0)
+ parser->cell_height = cell_height;
+ if (width > 0)
+ parser->width = width;
+ if (height > 0)
+ parser->height = height;
+}
+
+static CtxParser *
+ctx_parser_init (CtxParser *parser,
+ Ctx *ctx,
+ int width,
+ int height,
+ float cell_width,
+ float cell_height,
+ int cursor_x,
+ int cursor_y,
+ int (*set_prop)(void *prop_data, uint64_t key, const char *data, int len),
+ int (*get_prop)(void *prop_Data, const char *key, char **data, int *len),
+ void *prop_data,
+ void (*exit) (void *exit_data),
+ void *exit_data
+ )
+{
+ ctx_memset (parser, 0, sizeof (CtxParser) );
+#if CTX_REPORT_COL_ROW
+ parser->line = 1;
+#endif
+ parser->ctx = ctx;
+ parser->cell_width = cell_width;
+ parser->cell_height = cell_height;
+ parser->cursor_x = cursor_x;
+ parser->cursor_y = cursor_y;
+ parser->width = width;
+ parser->height = height;
+ parser->exit = exit;
+ parser->exit_data = exit_data;
+ parser->color_model = CTX_RGBA;
+ parser->color_stroke = 0;
+ parser->color_components = 4;
+ parser->command = CTX_MOVE_TO;
+ parser->set_prop = set_prop;
+ parser->get_prop = get_prop;
+ parser->prop_data = prop_data;
+ return parser;
+}
+
+CtxParser *ctx_parser_new (
+ Ctx *ctx,
+ int width,
+ int height,
+ float cell_width,
+ float cell_height,
+ int cursor_x,
+ int cursor_y,
+ int (*set_prop)(void *prop_data, uint64_t key, const char *data, int len),
+ int (*get_prop)(void *prop_Data, const char *key, char **data, int *len),
+ void *prop_data,
+ void (*exit) (void *exit_data),
+ void *exit_data)
+{
+ return ctx_parser_init ( (CtxParser *) ctx_calloc (sizeof (CtxParser), 1),
+ ctx,
+ width, height,
+ cell_width, cell_height,
+ cursor_x, cursor_y, set_prop, get_prop, prop_data,
+ exit, exit_data);
+}
+
+void ctx_parser_free (CtxParser *parser)
+{
+#if !CTX_PARSER_FIXED_TEMP
+ if (parser->holding)
+ free (parser->holding);
+#endif
+ free (parser);
+}
+
+#define CTX_ARG_COLLECT_NUMBERS 50
+#define CTX_ARG_STRING_OR_NUMBER 100
+#define CTX_ARG_NUMBER_OF_COMPONENTS 200
+#define CTX_ARG_NUMBER_OF_COMPONENTS_PLUS_1 201
+
+static int ctx_arguments_for_code (CtxCode code)
+{
+ switch (code)
+ {
+ case CTX_SAVE:
+ case CTX_START_GROUP:
+ case CTX_END_GROUP:
+ case CTX_IDENTITY:
+ case CTX_CLOSE_PATH:
+ case CTX_BEGIN_PATH:
+ case CTX_RESET:
+ case CTX_FLUSH:
+ case CTX_RESTORE:
+ case CTX_STROKE:
+ case CTX_FILL:
+ case CTX_NEW_PAGE:
+ case CTX_CLIP:
+ case CTX_EXIT:
+ return 0;
+ case CTX_GLOBAL_ALPHA:
+ case CTX_COMPOSITING_MODE:
+ case CTX_BLEND_MODE:
+ case CTX_FONT_SIZE:
+ case CTX_LINE_JOIN:
+ case CTX_LINE_CAP:
+ case CTX_LINE_WIDTH:
+ case CTX_LINE_DASH_OFFSET:
+ case CTX_IMAGE_SMOOTHING:
+ case CTX_SHADOW_BLUR:
+ case CTX_SHADOW_OFFSET_X:
+ case CTX_SHADOW_OFFSET_Y:
+ case CTX_FILL_RULE:
+ case CTX_TEXT_ALIGN:
+ case CTX_TEXT_BASELINE:
+ case CTX_TEXT_DIRECTION:
+ case CTX_MITER_LIMIT:
+ case CTX_REL_VER_LINE_TO:
+ case CTX_REL_HOR_LINE_TO:
+ case CTX_HOR_LINE_TO:
+ case CTX_VER_LINE_TO:
+ case CTX_FONT:
+ case CTX_ROTATE:
+ case CTX_GLYPH:
+ return 1;
+ case CTX_TRANSLATE:
+ case CTX_REL_SMOOTHQ_TO:
+ case CTX_LINE_TO:
+ case CTX_MOVE_TO:
+ case CTX_SCALE:
+ case CTX_REL_LINE_TO:
+ case CTX_REL_MOVE_TO:
+ case CTX_SMOOTHQ_TO:
+ return 2;
+ case CTX_LINEAR_GRADIENT:
+ case CTX_REL_QUAD_TO:
+ case CTX_QUAD_TO:
+ case CTX_RECTANGLE:
+ case CTX_FILL_RECT:
+ case CTX_STROKE_RECT:
+ case CTX_REL_SMOOTH_TO:
+ case CTX_VIEW_BOX:
+ case CTX_SMOOTH_TO:
+ return 4;
+ case CTX_ARC_TO:
+ case CTX_REL_ARC_TO:
+ case CTX_ROUND_RECTANGLE:
+ return 5;
+ case CTX_ARC:
+ case CTX_CURVE_TO:
+ case CTX_REL_CURVE_TO:
+ case CTX_APPLY_TRANSFORM:
+ case CTX_SOURCE_TRANSFORM:
+ case CTX_RADIAL_GRADIENT:
+ return 6;
+ case CTX_STROKE_TEXT:
+ case CTX_TEXT:
+ case CTX_COLOR_SPACE:
+ case CTX_DEFINE_GLYPH:
+ case CTX_KERNING_PAIR:
+ case CTX_TEXTURE:
+ case CTX_DEFINE_TEXTURE:
+ return CTX_ARG_STRING_OR_NUMBER;
+ case CTX_LINE_DASH: /* append to current dashes for each argument encountered */
+ return CTX_ARG_COLLECT_NUMBERS;
+ //case CTX_SET_KEY:
+ case CTX_COLOR:
+ case CTX_SHADOW_COLOR:
+ return CTX_ARG_NUMBER_OF_COMPONENTS;
+ case CTX_GRADIENT_STOP:
+ return CTX_ARG_NUMBER_OF_COMPONENTS_PLUS_1;
+
+ default:
+#if 1
+ case CTX_SET_RGBA_U8:
+ case CTX_NOP:
+ case CTX_NEW_EDGE:
+ case CTX_EDGE:
+ case CTX_EDGE_FLIPPED:
+ case CTX_CONT:
+ case CTX_DATA:
+ case CTX_DATA_REV:
+ case CTX_SET_PIXEL:
+ case CTX_REL_LINE_TO_X4:
+ case CTX_REL_LINE_TO_REL_CURVE_TO:
+ case CTX_REL_CURVE_TO_REL_LINE_TO:
+ case CTX_REL_CURVE_TO_REL_MOVE_TO:
+ case CTX_REL_LINE_TO_X2:
+ case CTX_MOVE_TO_REL_LINE_TO:
+ case CTX_REL_LINE_TO_REL_MOVE_TO:
+ case CTX_FILL_MOVE_TO:
+ case CTX_REL_QUAD_TO_REL_QUAD_TO:
+ case CTX_REL_QUAD_TO_S16:
+ case CTX_STROKE_SOURCE:
+#endif
+ return 0;
+ }
+}
+
+static int ctx_parser_set_command (CtxParser *parser, CtxCode code)
+{
+ if (code < 150 && code >= 32)
+ {
+ parser->expected_args = ctx_arguments_for_code (code);
+ parser->n_args = 0;
+ parser->texture_done = 0;
+ if (parser->expected_args >= CTX_ARG_NUMBER_OF_COMPONENTS)
+ {
+ parser->expected_args = (parser->expected_args % 100) + parser->color_components;
+ }
+ }
+ return code;
+}
+
+static void ctx_parser_set_color_model (CtxParser *parser, CtxColorModel color_model, int stroke);
+
+static int ctx_parser_resolve_command (CtxParser *parser, const uint8_t *str)
+{
+ uint64_t ret = str[0]; /* if it is single char it already is the CtxCode */
+
+ /* this is handled outside the hashing to make it possible to be case insensitive
+ * with the rest.
+ */
+ if (str[0] == CTX_SET_KEY && str[1] && str[2] == 0)
+ {
+ switch (str[1])
+ {
+ case 'm': return ctx_parser_set_command (parser, CTX_COMPOSITING_MODE);
+ case 'B': return ctx_parser_set_command (parser, CTX_BLEND_MODE);
+ case 'l': return ctx_parser_set_command (parser, CTX_MITER_LIMIT);
+ case 't': return ctx_parser_set_command (parser, CTX_TEXT_ALIGN);
+ case 'b': return ctx_parser_set_command (parser, CTX_TEXT_BASELINE);
+ case 'd': return ctx_parser_set_command (parser, CTX_TEXT_DIRECTION);
+ case 'j': return ctx_parser_set_command (parser, CTX_LINE_JOIN);
+ case 'c': return ctx_parser_set_command (parser, CTX_LINE_CAP);
+ case 'w': return ctx_parser_set_command (parser, CTX_LINE_WIDTH);
+ case 'D': return ctx_parser_set_command (parser, CTX_LINE_DASH_OFFSET);
+ case 'S': return ctx_parser_set_command (parser, CTX_IMAGE_SMOOTHING);
+ case 'C': return ctx_parser_set_command (parser, CTX_SHADOW_COLOR);
+ case 's': return ctx_parser_set_command (parser, CTX_SHADOW_BLUR);
+ case 'x': return ctx_parser_set_command (parser, CTX_SHADOW_OFFSET_X);
+ case 'y': return ctx_parser_set_command (parser, CTX_SHADOW_OFFSET_Y);
+ case 'a': return ctx_parser_set_command (parser, CTX_GLOBAL_ALPHA);
+ case 'f': return ctx_parser_set_command (parser, CTX_FONT_SIZE);
+ case 'r': return ctx_parser_set_command (parser, CTX_FILL_RULE);
+ }
+ }
+
+ if (str[0] && str[1])
+ {
+ uint64_t str_hash;
+ /* trim ctx_ and CTX_ prefix */
+ if ( (str[0] == 'c' && str[1] == 't' && str[2] == 'x' && str[3] == '_') ||
+ (str[0] == 'C' && str[1] == 'T' && str[2] == 'X' && str[3] == '_') )
+ {
+ str += 4;
+ }
+ if ( (str[0] == 's' && str[1] == 'e' && str[2] == 't' && str[3] == '_') )
+ { str += 4; }
+ str_hash = ctx_strhash ( (char *) str);
+ switch (str_hash)
+ {
+ /* first a list of mappings to one_char hashes, handled in a
+ * separate fast path switch without hashing
+ */
+ case CTX_arcTo: ret = CTX_ARC_TO; break;
+ case CTX_arc: ret = CTX_ARC; break;
+ case CTX_curveTo: ret = CTX_CURVE_TO; break;
+ case CTX_restore: ret = CTX_RESTORE; break;
+ case CTX_stroke: ret = CTX_STROKE; break;
+ case CTX_fill: ret = CTX_FILL; break;
+ case CTX_flush: ret = CTX_FLUSH; break;
+ case CTX_horLineTo: ret = CTX_HOR_LINE_TO; break;
+ case CTX_rotate: ret = CTX_ROTATE; break;
+ case CTX_color: ret = CTX_COLOR; break;
+ case CTX_lineTo: ret = CTX_LINE_TO; break;
+ case CTX_moveTo: ret = CTX_MOVE_TO; break;
+ case CTX_scale: ret = CTX_SCALE; break;
+ case CTX_newPage: ret = CTX_NEW_PAGE; break;
+ case CTX_quadTo: ret = CTX_QUAD_TO; break;
+ case CTX_viewBox: ret = CTX_VIEW_BOX; break;
+ case CTX_smooth_to: ret = CTX_SMOOTH_TO; break;
+ case CTX_smooth_quad_to: ret = CTX_SMOOTHQ_TO; break;
+ case CTX_clear: ret = CTX_COMPOSITE_CLEAR; break;
+ case CTX_copy: ret = CTX_COMPOSITE_COPY; break;
+ case CTX_destinationOver: ret = CTX_COMPOSITE_DESTINATION_OVER; break;
+ case CTX_destinationIn: ret = CTX_COMPOSITE_DESTINATION_IN; break;
+ case CTX_destinationOut: ret = CTX_COMPOSITE_DESTINATION_OUT; break;
+ case CTX_sourceOver: ret = CTX_COMPOSITE_SOURCE_OVER; break;
+ case CTX_sourceAtop: ret = CTX_COMPOSITE_SOURCE_ATOP; break;
+ case CTX_destinationAtop: ret = CTX_COMPOSITE_DESTINATION_ATOP; break;
+ case CTX_sourceOut: ret = CTX_COMPOSITE_SOURCE_OUT; break;
+ case CTX_sourceIn: ret = CTX_COMPOSITE_SOURCE_IN; break;
+ case CTX_xor: ret = CTX_COMPOSITE_XOR; break;
+ case CTX_darken: ret = CTX_BLEND_DARKEN; break;
+ case CTX_lighten: ret = CTX_BLEND_LIGHTEN; break;
+ //case CTX_color: ret = CTX_BLEND_COLOR; break;
+ //
+ // XXX check that he special casing for color works
+ // it is the first collision and it is due to our own
+ // color, not w3c for now unique use of it
+ //
+ case CTX_hue: ret = CTX_BLEND_HUE; break;
+ case CTX_multiply: ret = CTX_BLEND_MULTIPLY; break;
+ case CTX_normal: ret = CTX_BLEND_NORMAL;break;
+ case CTX_screen: ret = CTX_BLEND_SCREEN;break;
+ case CTX_difference: ret = CTX_BLEND_DIFFERENCE; break;
+ case CTX_reset: ret = CTX_RESET; break;
+ case CTX_verLineTo: ret = CTX_VER_LINE_TO; break;
+ case CTX_exit:
+ case CTX_done: ret = CTX_EXIT; break;
+ case CTX_closePath: ret = CTX_CLOSE_PATH; break;
+ case CTX_beginPath:
+ case CTX_newPath: ret = CTX_BEGIN_PATH; break;
+ case CTX_relArcTo: ret = CTX_REL_ARC_TO; break;
+ case CTX_clip: ret = CTX_CLIP; break;
+ case CTX_relCurveTo: ret = CTX_REL_CURVE_TO; break;
+ case CTX_startGroup: ret = CTX_START_GROUP; break;
+ case CTX_endGroup: ret = CTX_END_GROUP; break;
+ case CTX_save: ret = CTX_SAVE; break;
+ case CTX_translate: ret = CTX_TRANSLATE; break;
+ case CTX_linearGradient: ret = CTX_LINEAR_GRADIENT; break;
+ case CTX_relHorLineTo: ret = CTX_REL_HOR_LINE_TO; break;
+ case CTX_relLineTo: ret = CTX_REL_LINE_TO; break;
+ case CTX_relMoveTo: ret = CTX_REL_MOVE_TO; break;
+ case CTX_font: ret = CTX_FONT; break;
+ case CTX_radialGradient:ret = CTX_RADIAL_GRADIENT; break;
+ case CTX_gradientAddStop:
+ case CTX_addStop: ret = CTX_GRADIENT_STOP; break;
+ case CTX_relQuadTo: ret = CTX_REL_QUAD_TO; break;
+ case CTX_rectangle:
+ case CTX_rect: ret = CTX_RECTANGLE; break;
+ case CTX_roundRectangle: ret = CTX_ROUND_RECTANGLE; break;
+ case CTX_relSmoothTo: ret = CTX_REL_SMOOTH_TO; break;
+ case CTX_relSmoothqTo: ret = CTX_REL_SMOOTHQ_TO; break;
+ case CTX_strokeText: ret = CTX_STROKE_TEXT; break;
+ case CTX_strokeRect: ret = CTX_STROKE_RECT; break;
+ case CTX_fillRect: ret = CTX_FILL_RECT; break;
+ case CTX_relVerLineTo: ret = CTX_REL_VER_LINE_TO; break;
+ case CTX_text: ret = CTX_TEXT; break;
+ case CTX_identity: ret = CTX_IDENTITY; break;
+ case CTX_transform: ret = CTX_APPLY_TRANSFORM; break;
+ case CTX_sourceTransform: ret = CTX_SOURCE_TRANSFORM; break;
+ case CTX_texture: ret = CTX_TEXTURE; break;
+ case CTX_defineTexture: ret = CTX_DEFINE_TEXTURE; break;
+#if 0
+ case CTX_rgbSpace:
+ return ctx_parser_set_command (parser, CTX_SET_RGB_SPACE);
+ case CTX_cmykSpace:
+ return ctx_parser_set_command (parser, CTX_SET_CMYK_SPACE);
+ case CTX_drgbSpace:
+ return ctx_parser_set_command (parser, CTX_SET_DRGB_SPACE);
+#endif
+ case CTX_defineGlyph:
+ return ctx_parser_set_command (parser, CTX_DEFINE_GLYPH);
+ case CTX_kerningPair:
+ return ctx_parser_set_command (parser, CTX_KERNING_PAIR);
+
+ case CTX_colorSpace:
+ return ctx_parser_set_command (parser, CTX_COLOR_SPACE);
+ case CTX_fillRule:
+ return ctx_parser_set_command (parser, CTX_FILL_RULE);
+ case CTX_fontSize:
+ case CTX_setFontSize:
+ return ctx_parser_set_command (parser, CTX_FONT_SIZE);
+ case CTX_compositingMode:
+ return ctx_parser_set_command (parser, CTX_COMPOSITING_MODE);
+
+ case CTX_blend:
+ case CTX_blending:
+ case CTX_blendMode:
+ return ctx_parser_set_command (parser, CTX_BLEND_MODE);
+
+ case CTX_miterLimit:
+ return ctx_parser_set_command (parser, CTX_MITER_LIMIT);
+ case CTX_textAlign:
+ return ctx_parser_set_command (parser, CTX_TEXT_ALIGN);
+ case CTX_textBaseline:
+ return ctx_parser_set_command (parser, CTX_TEXT_BASELINE);
+ case CTX_textDirection:
+ return ctx_parser_set_command (parser, CTX_TEXT_DIRECTION);
+ case CTX_join:
+ case CTX_lineJoin:
+ case CTX_setLineJoin:
+ return ctx_parser_set_command (parser, CTX_LINE_JOIN);
+ case CTX_glyph:
+ return ctx_parser_set_command (parser, CTX_GLYPH);
+ case CTX_cap:
+ case CTX_lineCap:
+ case CTX_setLineCap:
+ return ctx_parser_set_command (parser, CTX_LINE_CAP);
+ case CTX_lineDash:
+ return ctx_parser_set_command (parser, CTX_LINE_DASH);
+ case CTX_lineWidth:
+ case CTX_setLineWidth:
+ return ctx_parser_set_command (parser, CTX_LINE_WIDTH);
+ case CTX_lineDashOffset:
+ return ctx_parser_set_command (parser, CTX_LINE_DASH_OFFSET);
+ case CTX_imageSmoothing:
+ return ctx_parser_set_command (parser, CTX_IMAGE_SMOOTHING);
+ case CTX_shadowColor:
+ return ctx_parser_set_command (parser, CTX_SHADOW_COLOR);
+ case CTX_shadowBlur:
+ return ctx_parser_set_command (parser, CTX_SHADOW_BLUR);
+ case CTX_shadowOffsetX:
+ return ctx_parser_set_command (parser, CTX_SHADOW_OFFSET_X);
+ case CTX_shadowOffsetY:
+ return ctx_parser_set_command (parser, CTX_SHADOW_OFFSET_Y);
+ case CTX_globalAlpha:
+ return ctx_parser_set_command (parser, CTX_GLOBAL_ALPHA);
+
+ case CTX_strokeSource:
+ return ctx_parser_set_command (parser, CTX_STROKE_SOURCE);
+
+ /* strings are handled directly here,
+ * instead of in the one-char handler, using return instead of break
+ */
+ case CTX_gray:
+ ctx_parser_set_color_model (parser, CTX_GRAY, 0);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_graya:
+ ctx_parser_set_color_model (parser, CTX_GRAYA, 0);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_rgb:
+ ctx_parser_set_color_model (parser, CTX_RGB, 0);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_drgb:
+ ctx_parser_set_color_model (parser, CTX_DRGB, 0);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_rgba:
+ ctx_parser_set_color_model (parser, CTX_RGBA, 0);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_drgba:
+ ctx_parser_set_color_model (parser, CTX_DRGBA, 0);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_cmyk:
+ ctx_parser_set_color_model (parser, CTX_CMYK, 0);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_cmyka:
+ ctx_parser_set_color_model (parser, CTX_CMYKA, 0);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_lab:
+ ctx_parser_set_color_model (parser, CTX_LAB, 0);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_laba:
+ ctx_parser_set_color_model (parser, CTX_LABA, 0);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_lch:
+ ctx_parser_set_color_model (parser, CTX_LCH, 0);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_lcha:
+ ctx_parser_set_color_model (parser, CTX_LCHA, 0);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+
+ /* and a full repeat of the above, with S for Stroke suffix */
+ case CTX_grayS:
+ ctx_parser_set_color_model (parser, CTX_GRAY, 1);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_grayaS:
+ ctx_parser_set_color_model (parser, CTX_GRAYA, 1);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_rgbS:
+ ctx_parser_set_color_model (parser, CTX_RGB, 1);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_drgbS:
+ ctx_parser_set_color_model (parser, CTX_DRGB, 1);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_rgbaS:
+ ctx_parser_set_color_model (parser, CTX_RGBA, 1);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_drgbaS:
+ ctx_parser_set_color_model (parser, CTX_DRGBA, 1);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_cmykS:
+ ctx_parser_set_color_model (parser, CTX_CMYK, 1);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_cmykaS:
+ ctx_parser_set_color_model (parser, CTX_CMYKA, 1);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_labS:
+ ctx_parser_set_color_model (parser, CTX_LAB, 1);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_labaS:
+ ctx_parser_set_color_model (parser, CTX_LABA, 1);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_lchS:
+ ctx_parser_set_color_model (parser, CTX_LCH, 1);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+ case CTX_lchaS:
+ ctx_parser_set_color_model (parser, CTX_LCHA, 1);
+ return ctx_parser_set_command (parser, CTX_COLOR);
+
+ /* words that correspond to low integer constants
+ */
+ case CTX_nonzero: return CTX_FILL_RULE_WINDING;
+ case CTX_non_zero: return CTX_FILL_RULE_WINDING;
+ case CTX_winding: return CTX_FILL_RULE_WINDING;
+ case CTX_evenOdd:
+ case CTX_even_odd: return CTX_FILL_RULE_EVEN_ODD;
+ case CTX_bevel: return CTX_JOIN_BEVEL;
+ case CTX_round: return CTX_JOIN_ROUND;
+ case CTX_miter: return CTX_JOIN_MITER;
+ case CTX_none: return CTX_CAP_NONE;
+ case CTX_square: return CTX_CAP_SQUARE;
+ case CTX_start: return CTX_TEXT_ALIGN_START;
+ case CTX_end: return CTX_TEXT_ALIGN_END;
+ case CTX_left: return CTX_TEXT_ALIGN_LEFT;
+ case CTX_right: return CTX_TEXT_ALIGN_RIGHT;
+ case CTX_center: return CTX_TEXT_ALIGN_CENTER;
+ case CTX_top: return CTX_TEXT_BASELINE_TOP;
+ case CTX_bottom : return CTX_TEXT_BASELINE_BOTTOM;
+ case CTX_middle: return CTX_TEXT_BASELINE_MIDDLE;
+ case CTX_alphabetic: return CTX_TEXT_BASELINE_ALPHABETIC;
+ case CTX_hanging: return CTX_TEXT_BASELINE_HANGING;
+ case CTX_ideographic: return CTX_TEXT_BASELINE_IDEOGRAPHIC;
+
+ case CTX_userRGB: return CTX_COLOR_SPACE_USER_RGB;
+ case CTX_deviceRGB: return CTX_COLOR_SPACE_DEVICE_RGB;
+ case CTX_userCMYK: return CTX_COLOR_SPACE_USER_CMYK;
+ case CTX_deviceCMYK: return CTX_COLOR_SPACE_DEVICE_CMYK;
+#undef STR
+#undef LOWER
+ default:
+ ret = str_hash;
+ }
+ }
+ if (ret == CTX_CLOSE_PATH2)
+ {
+ ret = CTX_CLOSE_PATH;
+ }
+
+ return ctx_parser_set_command (parser, (CtxCode) ret);
+}
+
+enum
+{
+ CTX_PARSER_NEUTRAL = 0,
+ CTX_PARSER_NUMBER,
+ CTX_PARSER_NEGATIVE_NUMBER,
+ CTX_PARSER_WORD,
+ CTX_PARSER_COMMENT,
+ CTX_PARSER_STRING_APOS,
+ CTX_PARSER_STRING_QUOT,
+ CTX_PARSER_STRING_APOS_ESCAPED,
+ CTX_PARSER_STRING_QUOT_ESCAPED,
+ CTX_PARSER_STRING_A85,
+ CTX_PARSER_STRING_YENC,
+} CTX_STATE;
+
+static void ctx_parser_set_color_model (CtxParser *parser, CtxColorModel color_model, int stroke)
+{
+ parser->color_model = color_model;
+ parser->color_stroke = stroke;
+ parser->color_components = ctx_color_model_get_components (color_model);
+}
+
+static void ctx_parser_get_color_rgba (CtxParser *parser, int offset, float *red, float *green, float *blue,
float *alpha)
+{
+ /* XXX - this function is to be deprecated */
+ *alpha = 1.0;
+ switch (parser->color_model)
+ {
+ case CTX_GRAYA:
+ *alpha = parser->numbers[offset + 1];
+ /* FALLTHROUGH */
+ case CTX_GRAY:
+ *red = *green = *blue = parser->numbers[offset + 0];
+ break;
+ default:
+ case CTX_LABA: // NYI - needs RGB profile
+ case CTX_LCHA: // NYI - needs RGB profile
+ case CTX_RGBA:
+ *alpha = parser->numbers[offset + 3];
+ /* FALLTHROUGH */
+ case CTX_LAB: // NYI
+ case CTX_LCH: // NYI
+ case CTX_RGB:
+ *red = parser->numbers[offset + 0];
+ *green = parser->numbers[offset + 1];
+ *blue = parser->numbers[offset + 2];
+ break;
+ case CTX_CMYKA:
+ *alpha = parser->numbers[offset + 4];
+ /* FALLTHROUGH */
+ case CTX_CMYK:
+ /* should use profile instead */
+ *red = (1.0-parser->numbers[offset + 0]) *
+ (1.0 - parser->numbers[offset + 3]);
+ *green = (1.0-parser->numbers[offset + 1]) *
+ (1.0 - parser->numbers[offset + 3]);
+ *blue = (1.0-parser->numbers[offset + 2]) *
+ (1.0 - parser->numbers[offset + 3]);
+ break;
+ }
+}
+
+static void ctx_parser_dispatch_command (CtxParser *parser)
+{
+ CtxCode cmd = parser->command;
+ Ctx *ctx = parser->ctx;
+
+ if (parser->expected_args != CTX_ARG_STRING_OR_NUMBER &&
+ parser->expected_args != CTX_ARG_COLLECT_NUMBERS &&
+ parser->expected_args != parser->n_numbers)
+ {
+#if CTX_REPORT_COL_ROW
+ fprintf (stderr, "ctx:%i:%i %c got %i instead of %i args\n",
+ parser->line, parser->col,
+ cmd, parser->n_numbers, parser->expected_args);
+#endif
+ //return;
+ }
+
+#define arg(a) (parser->numbers[a])
+ parser->command = CTX_NOP;
+ //parser->n_args = 0;
+ switch (cmd)
+ {
+ default:
+ break; // to silence warnings about missing ones
+ case CTX_PRESERVE:
+ ctx_preserve (ctx);
+ break;
+ case CTX_FILL:
+ ctx_fill (ctx);
break;
case CTX_SAVE:
ctx_save (ctx);
@@ -18644,9 +25122,12 @@ static void ctx_parser_dispatch_command (CtxParser *parser)
int height = arg(1);
CtxPixelFormat format = (CtxPixelFormat)arg(2);
int stride = ctx_pixel_format_get_stride (format, width);
+ int data_len = stride * height;
+ if (format == CTX_FORMAT_YUV420)
+ data_len = height * width + 2*(height/2) * (width/2);
- if (parser->pos != stride * height)
+ if (parser->pos != data_len)
{
fprintf (stderr, "unexpected datasize for define texture %s %ix%i\n size:%i != expected:%i -
start of data: %i %i %i %i\n", eid, width, height,
parser->pos,
@@ -18823,6 +25304,9 @@ static void ctx_parser_dispatch_command (CtxParser *parser)
case CTX_APPLY_TRANSFORM:
ctx_apply_transform (ctx, arg(0), arg(1), arg(2), arg(3), arg(4), arg(5) );
break;
+ case CTX_SOURCE_TRANSFORM:
+ ctx_source_transform (ctx, arg(0), arg(1), arg(2), arg(3), arg(4), arg(5) );
+ break;
case CTX_CURVE_TO:
ctx_curve_to (ctx, arg(0), arg(1), arg(2), arg(3), arg(4), arg(5) );
parser->pcx = arg(2);
@@ -19050,12 +25534,12 @@ static void ctx_parser_dispatch_command (CtxParser *parser)
// parser->n_numbers = 0;
}
-static void ctx_parser_holding_append (CtxParser *parser, int byte)
+static inline void ctx_parser_holding_append (CtxParser *parser, int byte)
{
#if !CTX_PARSER_FIXED_TEMP
- if (parser->hold_len < parser->pos + 1 + 1)
+ if (CTX_UNLIKELY(parser->hold_len < parser->pos + 1 + 1))
{
- int new_len = parser->hold_len * 1.5;
+ int new_len = parser->hold_len * 2;
if (new_len < 512) new_len = 512;
parser->holding = (uint8_t*)realloc (parser->holding, new_len);
parser->hold_len = new_len;
@@ -19064,7 +25548,7 @@ static void ctx_parser_holding_append (CtxParser *parser, int byte)
parser->holding[parser->pos++]=byte;
#if CTX_PARSER_FIXED_TEMP
- if (parser->pos > (int) sizeof (parser->holding)-2)
+ if (CTX_UNLIKELY(parser->pos > (int) sizeof (parser->holding)-2))
{ parser->pos = sizeof (parser->holding)-2; }
#endif
parser->holding[parser->pos]=0;
@@ -19229,7 +25713,8 @@ static void ctx_parser_word_done (CtxParser *parser)
// trigger transition from number
parser->state = CTX_PARSER_NUMBER;
- ctx_parser_feed_byte (parser, ',');
+ char c = ',';
+ ctx_parser_feed_bytes (parser, &c, 1);
}
else if (command > 0)
{
@@ -19312,16 +25797,62 @@ static void ctx_parser_string_done (CtxParser *parser)
}
}
-void ctx_parser_feed_byte (CtxParser *parser, int byte)
+static inline void ctx_parser_feed_byte (CtxParser *parser, char byte)
{
- switch (byte)
+#if CTX_REPORT_COL_ROW
+ if (CTX_UNLIKELY(byte == '\n'))
+ {
+ parser->col=0;
+ parser->line++;
+ }
+ else
+ {
+ parser->col++;
+ }
+#endif
+
+ if (CTX_LIKELY(parser->state == CTX_PARSER_STRING_YENC))
+ {
+ if (CTX_UNLIKELY((parser->prev_byte == '=') && (byte == 'y')))
+ {
+ parser->state = CTX_PARSER_NEUTRAL;
+ // fprintf (stderr, "got %i\n", parser->pos);
+ parser->pos = ctx_ydec ((char*)parser->holding, (char*)parser->holding, parser->pos) - 1;
+#if 0
+ if (parser->pos > 5)
+ fprintf (stderr, "dec got %i %c %c %c %c\n", parser->pos,
+ parser->holding[0],
+ parser->holding[1],
+ parser->holding[2],
+ parser->holding[3]
+ );
+#endif
+ ctx_parser_string_done (parser);
+ }
+ else
+ {
+ ctx_parser_holding_append (parser, byte);
+ }
+ parser->prev_byte = byte;
+ return;
+ }
+ else if (CTX_LIKELY(parser->state == CTX_PARSER_STRING_A85))
{
- case '\n':
- parser->col=0;
- parser->line++;
- break;
- default:
- parser->col++;
+ /* since these are our largest bulk transfers, minimize
+ * overhead for this case. */
+ if (CTX_LIKELY(byte!='~'))
+ {
+ ctx_parser_holding_append (parser, byte);
+ }
+ else
+ {
+ parser->state = CTX_PARSER_NEUTRAL;
+ // fprintf (stderr, "got %i\n", parser->pos);
+ parser->pos = ctx_a85dec ((char*)parser->holding, (char*)parser->holding, parser->pos);
+ // fprintf (stderr, "dec got %i\n", parser->pos);
+ ctx_parser_string_done (parser);
+ }
+ return;
}
switch (parser->state)
{
@@ -19338,7 +25869,7 @@ void ctx_parser_feed_byte (CtxParser *parser, int byte)
case ';': case ',':
case '(': case ')':
case '{': case '}':
- case '=':
+ //case '=':
break;
case '#':
parser->state = CTX_PARSER_COMMENT;
@@ -19348,6 +25879,11 @@ void ctx_parser_feed_byte (CtxParser *parser, int byte)
parser->pos = 0;
parser->holding[0] = 0;
break;
+ case '=':
+ parser->state = CTX_PARSER_STRING_YENC;
+ parser->pos = 0;
+ parser->holding[0] = 0;
+ break;
case '~':
parser->state = CTX_PARSER_STRING_A85;
parser->pos = 0;
@@ -19564,19 +26100,18 @@ void ctx_parser_feed_byte (CtxParser *parser, int byte)
}
break;
case CTX_PARSER_STRING_A85:
- switch (byte)
- {
- case '~':
- parser->state = CTX_PARSER_NEUTRAL;
+ if (CTX_LIKELY(byte!='~'))
+ {
+ ctx_parser_holding_append (parser, byte);
+ }
+ else
+ {
+ parser->state = CTX_PARSER_NEUTRAL;
// fprintf (stderr, "got %i\n", parser->pos);
- parser->pos = ctx_a85dec ((char*)parser->holding, (char*)parser->holding, parser->pos);
+ parser->pos = ctx_a85dec ((char*)parser->holding, (char*)parser->holding, parser->pos);
// fprintf (stderr, "dec got %i\n", parser->pos);
- ctx_parser_string_done (parser);
- break;
- default:
- ctx_parser_holding_append (parser, byte);
- break;
- }
+ ctx_parser_string_done (parser);
+ }
break;
case CTX_PARSER_STRING_APOS:
switch (byte)
@@ -19647,4675 +26182,5572 @@ void ctx_parser_feed_byte (CtxParser *parser, int byte)
}
}
-void ctx_parse (Ctx *ctx, const char *string)
+void ctx_parser_feed_bytes (CtxParser *parser, const char *data, int count)
+{
+ for (int i = 0; i < count; i++)
+ ctx_parser_feed_byte (parser, data[i]);
+}
+
+void ctx_parse (Ctx *ctx, const char *string)
+{
+ if (!string)
+ return;
+ CtxParser *parser = ctx_parser_new (ctx, ctx_width(ctx),
+ ctx_height(ctx),
+ ctx_get_font_size(ctx),
+ ctx_get_font_size(ctx),
+ 0, 0, NULL, NULL, NULL, NULL, NULL);
+ ctx_parser_feed_bytes (parser, string, strlen (string));
+ ctx_parser_free (parser);
+}
+
+#endif
+
+static CtxFont ctx_fonts[CTX_MAX_FONTS];
+static int ctx_font_count = 0;
+
+#if CTX_FONT_ENGINE_STB
+static float
+ctx_glyph_width_stb (CtxFont *font, Ctx *ctx, uint32_t unichar);
+static float
+ctx_glyph_kern_stb (CtxFont *font, Ctx *ctx, uint32_t unicharA, uint32_t unicharB);
+static int
+ctx_glyph_stb (CtxFont *font, Ctx *ctx, uint32_t unichar, int stroke);
+
+CtxFontEngine ctx_font_engine_stb =
+{
+#if CTX_FONTS_FROM_FILE
+ ctx_load_font_ttf_file,
+#endif
+ ctx_load_font_ttf,
+ ctx_glyph_stb,
+ ctx_glyph_width_stb,
+ ctx_glyph_kern_stb,
+};
+
+int
+ctx_load_font_ttf (const char *name, const void *ttf_contents, int length)
+{
+ if (ctx_font_count >= CTX_MAX_FONTS)
+ { return -1; }
+ ctx_fonts[ctx_font_count].type = 1;
+ ctx_fonts[ctx_font_count].name = (char *) malloc (strlen (name) + 1);
+ ctx_strcpy ( (char *) ctx_fonts[ctx_font_count].name, name);
+ if (!stbtt_InitFont (&ctx_fonts[ctx_font_count].stb.ttf_info, ttf_contents, 0) )
+ {
+ ctx_log ( "Font init failed\n");
+ return -1;
+ }
+ ctx_fonts[ctx_font_count].engine = &ctx_font_engine_stb;
+ ctx_font_count ++;
+ return ctx_font_count-1;
+}
+
+#if CTX_FONTS_FROM_FILE
+int
+ctx_load_font_ttf_file (const char *name, const char *path)
+{
+ uint8_t *contents = NULL;
+ long length = 0;
+ ctx_get_contents (path, &contents, &length);
+ if (!contents)
+ {
+ ctx_log ( "File load failed\n");
+ return -1;
+ }
+ return ctx_load_font_ttf (name, contents, length);
+}
+#endif
+
+static int
+ctx_glyph_stb_find (CtxFont *font, uint32_t unichar)
+{
+ stbtt_fontinfo *ttf_info = &font->stb.ttf_info;
+ int index = font->stb.cache_index;
+ if (font->stb.cache_unichar == unichar)
+ {
+ return index;
+ }
+ font->stb.cache_unichar = 0;
+ index = font->stb.cache_index = stbtt_FindGlyphIndex (ttf_info, unichar);
+ font->stb.cache_unichar = unichar;
+ return index;
+}
+
+static float
+ctx_glyph_width_stb (CtxFont *font, Ctx *ctx, uint32_t unichar)
+{
+ stbtt_fontinfo *ttf_info = &font->stb.ttf_info;
+ float font_size = ctx->state.gstate.font_size;
+ float scale = stbtt_ScaleForPixelHeight (ttf_info, font_size);
+ int advance, lsb;
+ int glyph = ctx_glyph_stb_find (font, unichar);
+ if (glyph==0)
+ { return 0.0f; }
+ stbtt_GetGlyphHMetrics (ttf_info, glyph, &advance, &lsb);
+ return (advance * scale);
+}
+
+static float
+ctx_glyph_kern_stb (CtxFont *font, Ctx *ctx, uint32_t unicharA, uint32_t unicharB)
+{
+ stbtt_fontinfo *ttf_info = &font->stb.ttf_info;
+ float font_size = ctx->state.gstate.font_size;
+ float scale = stbtt_ScaleForPixelHeight (ttf_info, font_size);
+ int glyphA = ctx_glyph_stb_find (font, unicharA);
+ int glyphB = ctx_glyph_stb_find (font, unicharB);
+ return stbtt_GetGlyphKernAdvance (ttf_info, glyphA, glyphB) * scale;
+}
+
+static int
+ctx_glyph_stb (CtxFont *font, Ctx *ctx, uint32_t unichar, int stroke)
+{
+ stbtt_fontinfo *ttf_info = &font->stb.ttf_info;
+ int glyph = ctx_glyph_stb_find (font, unichar);
+ if (glyph==0)
+ { return -1; }
+ float font_size = ctx->state.gstate.font_size;
+ int baseline = ctx->state.y;
+ float origin_x = ctx->state.x;
+ float origin_y = baseline;
+ float scale = stbtt_ScaleForPixelHeight (ttf_info, font_size);;
+ stbtt_vertex *vertices = NULL;
+ ctx_begin_path (ctx);
+ int num_verts = stbtt_GetGlyphShape (ttf_info, glyph, &vertices);
+ for (int i = 0; i < num_verts; i++)
+ {
+ stbtt_vertex *vertex = &vertices[i];
+ switch (vertex->type)
+ {
+ case STBTT_vmove:
+ ctx_move_to (ctx,
+ origin_x + vertex->x * scale, origin_y - vertex->y * scale);
+ break;
+ case STBTT_vline:
+ ctx_line_to (ctx,
+ origin_x + vertex->x * scale, origin_y - vertex->y * scale);
+ break;
+ case STBTT_vcubic:
+ ctx_curve_to (ctx,
+ origin_x + vertex->cx * scale, origin_y - vertex->cy * scale,
+ origin_x + vertex->cx1 * scale, origin_y - vertex->cy1 * scale,
+ origin_x + vertex->x * scale, origin_y - vertex->y * scale);
+ break;
+ case STBTT_vcurve:
+ ctx_quad_to (ctx,
+ origin_x + vertex->cx * scale, origin_y - vertex->cy * scale,
+ origin_x + vertex->x * scale, origin_y - vertex->y * scale);
+ break;
+ }
+ }
+ stbtt_FreeShape (ttf_info, vertices);
+ if (stroke)
+ {
+ ctx_stroke (ctx);
+ }
+ else
+ { ctx_fill (ctx); }
+ return 0;
+}
+#endif
+
+#if CTX_FONT_ENGINE_CTX
+
+/* XXX: todo remove this, and rely on a binary search instead
+ */
+static int ctx_font_find_glyph_cached (CtxFont *font, uint32_t glyph)
+{
+ for (int i = 0; i < font->ctx.glyphs; i++)
+ {
+ if (font->ctx.index[i * 2] == glyph)
+ { return font->ctx.index[i * 2 + 1]; }
+ }
+ return -1;
+}
+
+static int ctx_glyph_find_ctx (CtxFont *font, Ctx *ctx, uint32_t unichar)
+{
+ int ret = ctx_font_find_glyph_cached (font, unichar);
+ if (ret >= 0) return ret;
+
+ for (int i = 0; i < font->ctx.length; i++)
+ {
+ CtxEntry *entry = (CtxEntry *) &font->ctx.data[i];
+ if (entry->code == CTX_DEFINE_GLYPH &&
+ entry->data.u32[0] == unichar)
+ {
+ return i;
+ // XXX this could be prone to insertion of valid header
+ // data in included bitmaps.. is that an issue?
+ //
+ }
+ }
+ return -1;
+}
+
+
+static float
+ctx_glyph_kern_ctx (CtxFont *font, Ctx *ctx, uint32_t unicharA, uint32_t unicharB)
+{
+ float font_size = ctx->state.gstate.font_size;
+ int first_kern = ctx_glyph_find_ctx (font, ctx, unicharA);
+ if (first_kern < 0) return 0.0;
+ for (int i = first_kern + 1; i < font->ctx.length; i++)
+ {
+ CtxEntry *entry = (CtxEntry *) &font->ctx.data[i];
+ if (entry->code == CTX_KERNING_PAIR)
+ {
+ if (entry->data.u16[0] == unicharA && entry->data.u16[1] == unicharB)
+ { return entry->data.s32[1] / 255.0 * font_size / CTX_BAKE_FONT_SIZE; }
+ }
+ if (entry->code == CTX_DEFINE_GLYPH)
+ return 0.0;
+ }
+ return 0.0;
+}
+#if 0
+static int ctx_glyph_find (Ctx *ctx, CtxFont *font, uint32_t unichar)
+{
+ for (int i = 0; i < font->ctx.length; i++)
+ {
+ CtxEntry *entry = (CtxEntry *) &font->ctx.data[i];
+ if (entry->code == CTX_DEFINE_GLYPH && entry->data.u32[0] == unichar)
+ { return i; }
+ }
+ return 0;
+}
+#endif
+
+
+static float
+ctx_glyph_width_ctx (CtxFont *font, Ctx *ctx, uint32_t unichar)
+{
+ CtxState *state = &ctx->state;
+ float font_size = state->gstate.font_size;
+ int start = ctx_glyph_find_ctx (font, ctx, unichar);
+ if (start < 0)
+ { return 0.0; } // XXX : fallback
+ for (int i = start; i < font->ctx.length; i++)
+ {
+ CtxEntry *entry = (CtxEntry *) &font->ctx.data[i];
+ if (entry->code == CTX_DEFINE_GLYPH)
+ if (entry->data.u32[0] == (unsigned) unichar)
+ { return (entry->data.u32[1] / 255.0 * font_size / CTX_BAKE_FONT_SIZE); }
+ }
+ return 0.0;
+}
+
+static int
+ctx_glyph_drawlist (CtxFont *font, Ctx *ctx, CtxDrawlist *drawlist, uint32_t unichar, int stroke)
+{
+ CtxState *state = &ctx->state;
+ CtxIterator iterator;
+ float origin_x = state->x;
+ float origin_y = state->y;
+ ctx_current_point (ctx, &origin_x, &origin_y);
+ int in_glyph = 0;
+ float font_size = state->gstate.font_size;
+ int start = 0;
+ if (font->type == 0)
+ {
+ start = ctx_glyph_find_ctx (font, ctx, unichar);
+ if (start < 0)
+ { return -1; } // XXX : fallback glyph
+ }
+ ctx_iterator_init (&iterator, drawlist, start, CTX_ITERATOR_EXPAND_BITPACK);
+ CtxCommand *command;
+
+ /* XXX : do a binary search instead of a linear search */
+ while ( (command= ctx_iterator_next (&iterator) ) )
+ {
+ CtxEntry *entry = &command->entry;
+ if (in_glyph)
+ {
+ if (entry->code == CTX_DEFINE_GLYPH)
+ {
+ if (stroke)
+ { ctx_stroke (ctx); }
+ else
+ {
+#if CTX_RASTERIZER
+#if CTX_ENABLE_SHADOW_BLUR
+ if (ctx->renderer && ((CtxRasterizer*)(ctx->renderer))->in_shadow)
+ {
+ ctx_rasterizer_shadow_fill ((CtxRasterizer*)ctx->renderer);
+ ((CtxRasterizer*)(ctx->renderer))->in_shadow = 1;
+ }
+ else
+#endif
+#endif
+ ctx_fill (ctx);
+
+ }
+ ctx_restore (ctx);
+ return 0;
+ }
+ ctx_process (ctx, entry);
+ }
+ else if (entry->code == CTX_DEFINE_GLYPH && entry->data.u32[0] == unichar)
+ {
+ in_glyph = 1;
+ ctx_save (ctx);
+ ctx_translate (ctx, origin_x, origin_y);
+ ctx_move_to (ctx, 0, 0);
+ ctx_begin_path (ctx);
+ ctx_scale (ctx, font_size / CTX_BAKE_FONT_SIZE,
+ font_size / CTX_BAKE_FONT_SIZE);
+ }
+ }
+ if (stroke)
+ { ctx_stroke (ctx);
+ }
+ else
+ {
+
+#if CTX_RASTERIZER
+#if CTX_ENABLE_SHADOW_BLUR
+ if (ctx->renderer && ((CtxRasterizer*)(ctx->renderer))->in_shadow)
+ {
+ ctx_rasterizer_shadow_fill ((CtxRasterizer*)ctx->renderer);
+ ((CtxRasterizer*)(ctx->renderer))->in_shadow = 1;
+ }
+ else
+#endif
+#endif
+ {
+ ctx_fill (ctx);
+ }
+ }
+ ctx_restore (ctx);
+ return -1;
+}
+
+static int
+ctx_glyph_ctx (CtxFont *font, Ctx *ctx, uint32_t unichar, int stroke)
+{
+ CtxDrawlist drawlist = { (CtxEntry *) font->ctx.data,
+ font->ctx.length,
+ font->ctx.length, 0, 0
+ };
+ return ctx_glyph_drawlist (font, ctx, &drawlist, unichar, stroke);
+}
+
+#if 0
+uint32_t ctx_glyph_no (Ctx *ctx, int no)
+{
+ CtxFont *font = &ctx_fonts[ctx->state.gstate.font];
+ if (no < 0 || no >= font->ctx.glyphs)
+ { return 0; }
+ return font->ctx.index[no*2];
+}
+#endif
+
+static void ctx_font_init_ctx (CtxFont *font)
+{
+ int glyph_count = 0;
+ for (int i = 0; i < font->ctx.length; i++)
+ {
+ CtxEntry *entry = &font->ctx.data[i];
+ if (entry->code == CTX_DEFINE_GLYPH)
+ { glyph_count ++; }
+ }
+ font->ctx.glyphs = glyph_count;
+#if CTX_DRAWLIST_STATIC
+ static uint32_t idx[512]; // one might have to adjust this for
+ // larger fonts XXX
+ // should probably be made a #define
+ font->ctx.index = &idx[0];
+#else
+ font->ctx.index = (uint32_t *) malloc (sizeof (uint32_t) * 2 * glyph_count);
+#endif
+ int no = 0;
+ for (int i = 0; i < font->ctx.length; i++)
+ {
+ CtxEntry *entry = &font->ctx.data[i];
+ if (entry->code == CTX_DEFINE_GLYPH)
+ {
+ font->ctx.index[no*2] = entry->data.u32[0];
+ font->ctx.index[no*2+1] = i;
+ no++;
+ }
+ }
+}
+
+int
+ctx_load_font_ctx (const char *name, const void *data, int length);
+#if CTX_FONTS_FROM_FILE
+int
+ctx_load_font_ctx_file (const char *name, const char *path);
+#endif
+
+static CtxFontEngine ctx_font_engine_ctx =
+{
+#if CTX_FONTS_FROM_FILE
+ ctx_load_font_ctx_file,
+#endif
+ ctx_load_font_ctx,
+ ctx_glyph_ctx,
+ ctx_glyph_width_ctx,
+ ctx_glyph_kern_ctx,
+};
+
+int
+ctx_load_font_ctx (const char *name, const void *data, int length)
+{
+ if (length % sizeof (CtxEntry) )
+ { return -1; }
+ if (ctx_font_count >= CTX_MAX_FONTS)
+ { return -1; }
+ ctx_fonts[ctx_font_count].type = 0;
+ ctx_fonts[ctx_font_count].name = name;
+ ctx_fonts[ctx_font_count].ctx.data = (CtxEntry *) data;
+ ctx_fonts[ctx_font_count].ctx.length = length / sizeof (CtxEntry);
+ ctx_font_init_ctx (&ctx_fonts[ctx_font_count]);
+ ctx_fonts[ctx_font_count].engine = &ctx_font_engine_ctx;
+ ctx_font_count++;
+ return ctx_font_count-1;
+}
+
+#if CTX_FONTS_FROM_FILE
+int
+ctx_load_font_ctx_file (const char *name, const char *path)
+{
+ uint8_t *contents = NULL;
+ long length = 0;
+ ctx_get_contents (path, &contents, &length);
+ if (!contents)
+ {
+ ctx_log ( "File load failed\n");
+ return -1;
+ }
+ return ctx_load_font_ctx (name, contents, length);
+}
+#endif
+#endif
+
+#if CTX_FONT_ENGINE_CTX_FS
+
+static float
+ctx_glyph_kern_ctx_fs (CtxFont *font, Ctx *ctx, uint32_t unicharA, uint32_t unicharB)
+{
+#if 0
+ float font_size = ctx->state.gstate.font_size;
+ int first_kern = ctx_glyph_find_ctx (font, ctx, unicharA);
+ if (first_kern < 0) return 0.0;
+ for (int i = first_kern + 1; i < font->ctx.length; i++)
+ {
+ CtxEntry *entry = (CtxEntry *) &font->ctx.data[i];
+ if (entry->code == CTX_KERNING_PAIR)
+ {
+ if (entry->data.u16[0] == unicharA && entry->data.u16[1] == unicharB)
+ { return entry->data.s32[1] / 255.0 * font_size / CTX_BAKE_FONT_SIZE; }
+ }
+ if (entry->code == CTX_DEFINE_GLYPH)
+ return 0.0;
+ }
+#endif
+ return 0.0;
+}
+
+static float
+ctx_glyph_width_ctx_fs (CtxFont *font, Ctx *ctx, uint32_t unichar)
+{
+ CtxState *state = &ctx->state;
+ char path[1024];
+ sprintf (path, "%s/%010p", font->ctx_fs.path, unichar);
+ uint8_t *data = NULL;
+ long int len_bytes = 0;
+ ctx_get_contents (path, &data, &len_bytes);
+ float ret = 0.0;
+ float font_size = state->gstate.font_size;
+ if (data){
+ Ctx *glyph_ctx = ctx_new ();
+ ctx_parse (glyph_ctx, data);
+ for (int i = 0; i < glyph_ctx->drawlist.count; i++)
+ {
+ CtxEntry *e = &glyph_ctx->drawlist.entries[i];
+ if (e->code == CTX_DEFINE_GLYPH)
+ ret = e->data.u32[1] / 255.0 * font_size / CTX_BAKE_FONT_SIZE;
+ }
+ free (data);
+ ctx_free (glyph_ctx);
+ }
+ return ret;
+}
+
+static int
+ctx_glyph_ctx_fs (CtxFont *font, Ctx *ctx, uint32_t unichar, int stroke)
{
- if (!string)
- return;
- CtxParser *parser = ctx_parser_new (ctx, ctx_width(ctx),
- ctx_height(ctx),
- ctx_get_font_size(ctx),
- ctx_get_font_size(ctx),
- 0, 0, NULL, NULL, NULL, NULL, NULL);
- for (int i = 0; string[i]; i++)
- ctx_parser_feed_byte (parser, string[i]);
- ctx_parser_free (parser);
-}
-
-#endif
+ char path[1024];
+ sprintf (path, "file://%s/%010p", font->ctx_fs.path, unichar);
+ uint8_t *data = NULL;
+ long int len_bytes = 0;
+ ctx_get_contents (path, &data, &len_bytes);
-static CtxFont ctx_fonts[CTX_MAX_FONTS];
-static int ctx_font_count = 0;
+ if (data){
+ Ctx *glyph_ctx = ctx_new ();
+ ctx_parse (glyph_ctx, data);
+ int ret = ctx_glyph_drawlist (font, ctx, &(glyph_ctx->drawlist),
+ unichar, stroke);
+ free (data);
+ ctx_free (glyph_ctx);
+ return ret;
+ }
+ return -1;
+}
-#if CTX_FONT_ENGINE_STB
-static float
-ctx_glyph_width_stb (CtxFont *font, Ctx *ctx, uint32_t unichar);
-static float
-ctx_glyph_kern_stb (CtxFont *font, Ctx *ctx, uint32_t unicharA, uint32_t unicharB);
-static int
-ctx_glyph_stb (CtxFont *font, Ctx *ctx, uint32_t unichar, int stroke);
+int
+ctx_load_font_ctx_fs (const char *name, const void *data, int length);
-CtxFontEngine ctx_font_engine_stb =
+static CtxFontEngine ctx_font_engine_ctx_fs =
{
#if CTX_FONTS_FROM_FILE
- ctx_load_font_ttf_file,
+ NULL,
#endif
- ctx_load_font_ttf,
- ctx_glyph_stb,
- ctx_glyph_width_stb,
- ctx_glyph_kern_stb,
+ ctx_load_font_ctx_fs,
+ ctx_glyph_ctx_fs,
+ ctx_glyph_width_ctx_fs,
+ ctx_glyph_kern_ctx_fs,
};
int
-ctx_load_font_ttf (const char *name, const void *ttf_contents, int length)
+ctx_load_font_ctx_fs (const char *name, const void *path, int length) // length is ignored
{
if (ctx_font_count >= CTX_MAX_FONTS)
{ return -1; }
- ctx_fonts[ctx_font_count].type = 1;
- ctx_fonts[ctx_font_count].name = (char *) malloc (strlen (name) + 1);
- ctx_strcpy ( (char *) ctx_fonts[ctx_font_count].name, name);
- if (!stbtt_InitFont (&ctx_fonts[ctx_font_count].stb.ttf_info, ttf_contents, 0) )
- {
- ctx_log ( "Font init failed\n");
- return -1;
- }
- ctx_fonts[ctx_font_count].engine = &ctx_font_engine_stb;
- ctx_font_count ++;
+
+ ctx_fonts[ctx_font_count].type = 42;
+ ctx_fonts[ctx_font_count].name = name;
+ ctx_fonts[ctx_font_count].ctx_fs.path = strdup (path);
+ int path_len = strlen (path);
+ if (ctx_fonts[ctx_font_count].ctx_fs.path[path_len-1] == '/')
+ ctx_fonts[ctx_font_count].ctx_fs.path[path_len-1] = 0;
+ ctx_fonts[ctx_font_count].engine = &ctx_font_engine_ctx_fs;
+ ctx_font_count++;
return ctx_font_count-1;
}
-#if CTX_FONTS_FROM_FILE
+#endif
+
int
-ctx_load_font_ttf_file (const char *name, const char *path)
+_ctx_glyph (Ctx *ctx, uint32_t unichar, int stroke)
{
- uint8_t *contents = NULL;
- long length = 0;
- ctx_get_contents (path, &contents, &length);
- if (!contents)
- {
- ctx_log ( "File load failed\n");
- return -1;
- }
- return ctx_load_font_ttf (name, contents, length);
+ CtxFont *font = &ctx_fonts[ctx->state.gstate.font];
+ // a begin-path here did not remove stray spikes in terminal
+ return font->engine->glyph (font, ctx, unichar, stroke);
}
+
+int
+ctx_glyph (Ctx *ctx, uint32_t unichar, int stroke)
+{
+#if CTX_BACKEND_TEXT
+ CtxEntry commands[3]; // 3 to silence incorrect warning from static analysis
+ ctx_memset (commands, 0, sizeof (commands) );
+ commands[0] = ctx_u32 (CTX_GLYPH, unichar, 0);
+ commands[0].data.u8[4] = stroke;
+ ctx_process (ctx, commands);
+ return 0; // XXX is return value used?
+#else
+ return _ctx_glyph (ctx, unichar, stroke);
#endif
+}
-static int
-ctx_glyph_stb_find (CtxFont *font, uint32_t unichar)
+float
+ctx_glyph_width (Ctx *ctx, int unichar)
{
- stbtt_fontinfo *ttf_info = &font->stb.ttf_info;
- int index = font->stb.cache_index;
- if (font->stb.cache_unichar == unichar)
- {
- return index;
- }
- font->stb.cache_unichar = 0;
- index = font->stb.cache_index = stbtt_FindGlyphIndex (ttf_info, unichar);
- font->stb.cache_unichar = unichar;
- return index;
+ CtxFont *font = &ctx_fonts[ctx->state.gstate.font];
+
+ return font->engine->glyph_width (font, ctx, unichar);
}
static float
-ctx_glyph_width_stb (CtxFont *font, Ctx *ctx, uint32_t unichar)
+ctx_glyph_kern (Ctx *ctx, int unicharA, int unicharB)
{
- stbtt_fontinfo *ttf_info = &font->stb.ttf_info;
- float font_size = ctx->state.gstate.font_size;
- float scale = stbtt_ScaleForPixelHeight (ttf_info, font_size);
- int advance, lsb;
- int glyph = ctx_glyph_stb_find (font, unichar);
- if (glyph==0)
- { return 0.0f; }
- stbtt_GetGlyphHMetrics (ttf_info, glyph, &advance, &lsb);
- return (advance * scale);
+ CtxFont *font = &ctx_fonts[ctx->state.gstate.font];
+ return font->engine->glyph_kern (font, ctx, unicharA, unicharB);
}
-static float
-ctx_glyph_kern_stb (CtxFont *font, Ctx *ctx, uint32_t unicharA, uint32_t unicharB)
+float
+ctx_text_width (Ctx *ctx,
+ const char *string)
{
- stbtt_fontinfo *ttf_info = &font->stb.ttf_info;
- float font_size = ctx->state.gstate.font_size;
- float scale = stbtt_ScaleForPixelHeight (ttf_info, font_size);
- int glyphA = ctx_glyph_stb_find (font, unicharA);
- int glyphB = ctx_glyph_stb_find (font, unicharB);
- return stbtt_GetGlyphKernAdvance (ttf_info, glyphA, glyphB) * scale;
+ float sum = 0.0;
+ if (!string)
+ return 0.0f;
+ for (const char *utf8 = string; *utf8; utf8 = ctx_utf8_skip (utf8, 1) )
+ {
+ sum += ctx_glyph_width (ctx, ctx_utf8_to_unichar (utf8) );
+ }
+ return sum;
}
-static int
-ctx_glyph_stb (CtxFont *font, Ctx *ctx, uint32_t unichar, int stroke)
+static void
+_ctx_glyphs (Ctx *ctx,
+ CtxGlyph *glyphs,
+ int n_glyphs,
+ int stroke)
{
- stbtt_fontinfo *ttf_info = &font->stb.ttf_info;
- int glyph = ctx_glyph_stb_find (font, unichar);
- if (glyph==0)
- { return -1; }
- float font_size = ctx->state.gstate.font_size;
- int baseline = ctx->state.y;
- float origin_x = ctx->state.x;
- float origin_y = baseline;
- float scale = stbtt_ScaleForPixelHeight (ttf_info, font_size);;
- stbtt_vertex *vertices = NULL;
- ctx_begin_path (ctx);
- int num_verts = stbtt_GetGlyphShape (ttf_info, glyph, &vertices);
- for (int i = 0; i < num_verts; i++)
+ for (int i = 0; i < n_glyphs; i++)
{
- stbtt_vertex *vertex = &vertices[i];
- switch (vertex->type)
- {
- case STBTT_vmove:
- ctx_move_to (ctx,
- origin_x + vertex->x * scale, origin_y - vertex->y * scale);
- break;
- case STBTT_vline:
- ctx_line_to (ctx,
- origin_x + vertex->x * scale, origin_y - vertex->y * scale);
- break;
- case STBTT_vcubic:
- ctx_curve_to (ctx,
- origin_x + vertex->cx * scale, origin_y - vertex->cy * scale,
- origin_x + vertex->cx1 * scale, origin_y - vertex->cy1 * scale,
- origin_x + vertex->x * scale, origin_y - vertex->y * scale);
- break;
- case STBTT_vcurve:
- ctx_quad_to (ctx,
- origin_x + vertex->cx * scale, origin_y - vertex->cy * scale,
- origin_x + vertex->x * scale, origin_y - vertex->y * scale);
- break;
- }
+ {
+ uint32_t unichar = glyphs[i].index;
+ ctx_move_to (ctx, glyphs[i].x, glyphs[i].y);
+ ctx_glyph (ctx, unichar, stroke);
+ }
}
- stbtt_FreeShape (ttf_info, vertices);
- if (stroke)
+}
+
+static void
+_ctx_text (Ctx *ctx,
+ const char *string,
+ int stroke,
+ int visible)
+{
+ CtxState *state = &ctx->state;
+ float x = ctx->state.x;
+ switch ( (int) ctx_state_get (state, CTX_text_align) )
+ //switch (state->gstate.text_align)
{
- ctx_stroke (ctx);
+ case CTX_TEXT_ALIGN_START:
+ case CTX_TEXT_ALIGN_LEFT:
+ break;
+ case CTX_TEXT_ALIGN_CENTER:
+ x -= ctx_text_width (ctx, string) /2;
+ break;
+ case CTX_TEXT_ALIGN_END:
+ case CTX_TEXT_ALIGN_RIGHT:
+ x -= ctx_text_width (ctx, string);
+ break;
}
- else
- { ctx_fill (ctx); }
- return 0;
+ float y = ctx->state.y;
+ float baseline_offset = 0.0f;
+ switch ( (int) ctx_state_get (state, CTX_text_baseline) )
+ {
+ case CTX_TEXT_BASELINE_HANGING:
+ /* XXX : crude */
+ baseline_offset = ctx->state.gstate.font_size * 0.55;
+ break;
+ case CTX_TEXT_BASELINE_TOP:
+ /* XXX : crude */
+ baseline_offset = ctx->state.gstate.font_size * 0.7;
+ break;
+ case CTX_TEXT_BASELINE_BOTTOM:
+ baseline_offset = -ctx->state.gstate.font_size * 0.1;
+ break;
+ case CTX_TEXT_BASELINE_ALPHABETIC:
+ case CTX_TEXT_BASELINE_IDEOGRAPHIC:
+ baseline_offset = 0.0f;
+ break;
+ case CTX_TEXT_BASELINE_MIDDLE:
+ baseline_offset = ctx->state.gstate.font_size * 0.25;
+ break;
+ }
+ float x0 = x;
+ for (const char *utf8 = string; *utf8; utf8 = ctx_utf8_skip (utf8, 1) )
+ {
+ if (*utf8 == '\n')
+ {
+ y += ctx->state.gstate.font_size * ctx_state_get (state, CTX_line_spacing);
+ x = x0;
+ if (visible)
+ { ctx_move_to (ctx, x, y); }
+ }
+ else
+ {
+ uint32_t unichar = ctx_utf8_to_unichar (utf8);
+ if (visible)
+ {
+ ctx_move_to (ctx, x, y + baseline_offset);
+ _ctx_glyph (ctx, unichar, stroke);
+ }
+ const char *next_utf8 = ctx_utf8_skip (utf8, 1);
+ if (next_utf8)
+ {
+ x += ctx_glyph_width (ctx, unichar);
+ x += ctx_glyph_kern (ctx, unichar, ctx_utf8_to_unichar (next_utf8) );
+ }
+ if (visible)
+ { ctx_move_to (ctx, x, y); }
+ }
+ }
+ if (!visible)
+ { ctx_move_to (ctx, x, y); }
+}
+
+
+CtxGlyph *
+ctx_glyph_allocate (int n_glyphs)
+{
+ return (CtxGlyph *) malloc (sizeof (CtxGlyph) * n_glyphs);
+}
+void
+gtx_glyph_free (CtxGlyph *glyphs)
+{
+ free (glyphs);
+}
+
+void
+ctx_glyphs (Ctx *ctx,
+ CtxGlyph *glyphs,
+ int n_glyphs)
+{
+ _ctx_glyphs (ctx, glyphs, n_glyphs, 0);
+}
+
+void
+ctx_glyphs_stroke (Ctx *ctx,
+ CtxGlyph *glyphs,
+ int n_glyphs)
+{
+ _ctx_glyphs (ctx, glyphs, n_glyphs, 1);
}
+
+void
+ctx_text (Ctx *ctx,
+ const char *string)
+{
+ if (!string)
+ return;
+#if CTX_BACKEND_TEXT
+ ctx_process_cmd_str (ctx, CTX_TEXT, string, 0, 0);
+ _ctx_text (ctx, string, 0, 0);
+#else
+ _ctx_text (ctx, string, 0, 1);
#endif
+}
-#if CTX_FONT_ENGINE_CTX
-/* XXX: todo remove this, and rely on a binary search instead
- */
-static int ctx_font_find_glyph_cached (CtxFont *font, uint32_t glyph)
+void
+ctx_fill_text (Ctx *ctx, const char *string,
+ float x, float y)
{
- for (int i = 0; i < font->ctx.glyphs; i++)
+ ctx_move_to (ctx, x, y);
+ ctx_text (ctx, string);
+}
+
+void
+ctx_text_stroke (Ctx *ctx,
+ const char *string)
+{
+ if (!string)
+ return;
+#if CTX_BACKEND_TEXT
+ ctx_process_cmd_str (ctx, CTX_STROKE_TEXT, string, 0, 0);
+ _ctx_text (ctx, string, 1, 0);
+#else
+ _ctx_text (ctx, string, 1, 1);
+#endif
+}
+
+void
+ctx_stroke_text (Ctx *ctx, const char *string,
+ float x, float y)
+{
+ ctx_move_to (ctx, x, y);
+ ctx_text_stroke (ctx, string);
+}
+
+static int _ctx_resolve_font (const char *name)
+{
+ for (int i = 0; i < ctx_font_count; i ++)
{
- if (font->ctx.index[i * 2] == glyph)
- { return font->ctx.index[i * 2 + 1]; }
+ if (!ctx_strcmp (ctx_fonts[i].name, name) )
+ { return i; }
+ }
+ for (int i = 0; i < ctx_font_count; i ++)
+ {
+ if (ctx_strstr (ctx_fonts[i].name, name) )
+ { return i; }
}
return -1;
}
-static int ctx_glyph_find_ctx (CtxFont *font, Ctx *ctx, uint32_t unichar)
+int ctx_resolve_font (const char *name)
{
- int ret = ctx_font_find_glyph_cached (font, unichar);
- if (ret >= 0) return ret;
-
- for (int i = 0; i < font->ctx.length; i++)
- {
- CtxEntry *entry = (CtxEntry *) &font->ctx.data[i];
- if (entry->code == CTX_DEFINE_GLYPH &&
- entry->data.u32[0] == unichar)
+ int ret = _ctx_resolve_font (name);
+ if (ret >= 0)
+ { return ret; }
+ if (!ctx_strcmp (name, "regular") )
{
- return i;
- // XXX this could be prone to insertion of valid header
- // data in included bitmaps.. is that an issue?
- //
+ int ret = _ctx_resolve_font ("sans");
+ if (ret >= 0) { return ret; }
+ ret = _ctx_resolve_font ("serif");
+ if (ret >= 0) { return ret; }
+ }
+ return 0;
+}
+
+static void ctx_font_setup (void)
+{
+ static int initialized = 0;
+ if (initialized) { return; }
+ initialized = 1;
+#if CTX_FONT_ENGINE_CTX
+ ctx_font_count = 0; // oddly - this is needed in arduino
+
+#if CTX_FONT_ENGINE_CTX_FS
+ ctx_load_font_ctx_fs ("sans-ctx", "/tmp/ctx-regular", 0);
+#else
+#if CTX_FONT_ascii
+ ctx_load_font_ctx ("sans-ctx", ctx_font_ascii, sizeof (ctx_font_ascii) );
+#endif
+#if CTX_FONT_regular
+ ctx_load_font_ctx ("sans-ctx", ctx_font_regular, sizeof (ctx_font_regular) );
+#endif
+#endif
+
+#if CTX_FONT_mono
+ ctx_load_font_ctx ("mono-ctx", ctx_font_mono, sizeof (ctx_font_mono) );
+#endif
+#if CTX_FONT_bold
+ ctx_load_font_ctx ("bold-ctx", ctx_font_bold, sizeof (ctx_font_bold) );
+#endif
+#if CTX_FONT_italic
+ ctx_load_font_ctx ("italic-ctx", ctx_font_italic, sizeof (ctx_font_italic) );
+#endif
+#if CTX_FONT_sans
+ ctx_load_font_ctx ("sans-ctx", ctx_font_sans, sizeof (ctx_font_sans) );
+#endif
+#if CTX_FONT_serif
+ ctx_load_font_ctx ("serif-ctx", ctx_font_serif, sizeof (ctx_font_serif) );
+#endif
+#if CTX_FONT_symbol
+ ctx_load_font_ctx ("symbol-ctx", ctx_font_symbol, sizeof (ctx_font_symbol) );
+#endif
+#if CTX_FONT_emoji
+ ctx_load_font_ctx ("emoji-ctx", ctx_font_emoji, sizeof (ctx_font_emoji) );
+#endif
+#endif
+
+#if NOTO_EMOJI_REGULAR
+ ctx_load_font_ttf ("sans-NotoEmoji_Regular", ttf_NotoEmoji_Regular_ttf, ttf_NotoEmoji_Regular_ttf_len);
+#endif
+#if ROBOTO_LIGHT
+ ctx_load_font_ttf ("sans-light-Roboto_Light", ttf_Roboto_Light_ttf, ttf_Roboto_Light_ttf_len);
+#endif
+#if ROBOTO_REGULAR
+ ctx_load_font_ttf ("sans-Roboto_Regular", ttf_Roboto_Regular_ttf, ttf_Roboto_Regular_ttf_len);
+#endif
+#if ROBOTO_BOLD
+ ctx_load_font_ttf ("sans-bold-Roboto_Bold", ttf_Roboto_Bold_ttf, ttf_Roboto_Bold_ttf_len);
+#endif
+#if DEJAVU_SANS
+ ctx_load_font_ttf ("sans-DejaVuSans", ttf_DejaVuSans_ttf, ttf_DejaVuSans_ttf_len);
+#endif
+#if VERA
+ ctx_load_font_ttf ("sans-Vera", ttf_Vera_ttf, ttf_Vera_ttf_len);
+#endif
+#if UNSCII_16
+ ctx_load_font_ttf ("mono-unscii16", ttf_unscii_16_ttf, ttf_unscii_16_ttf_len);
+#endif
+#if XA000_MONO
+ ctx_load_font_ttf ("mono-0xA000", ttf_0xA000_Mono_ttf, ttf_0xA000_Mono_ttf_len);
+#endif
+#if DEJAVU_SANS_MONO
+ ctx_load_font_ttf ("mono-DejaVuSansMono", ttf_DejaVuSansMono_ttf, ttf_DejaVuSansMono_ttf_len);
+#endif
+#if NOTO_MONO_REGULAR
+ ctx_load_font_ttf ("mono-NotoMono_Regular", ttf_NotoMono_Regular_ttf, ttf_NotoMono_Regular_ttf_len);
+#endif
+}
+
+
+
+#if !__COSMOPOLITAN__
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#endif
+
+//#include "ctx.h"
+/* instead of including ctx.h we declare the few utf8
+ * functions we use
+ */
+uint32_t ctx_utf8_to_unichar (const char *input);
+int ctx_unichar_to_utf8 (uint32_t ch, uint8_t *dest);
+int ctx_utf8_strlen (const char *s);
+
+static void ctx_string_init (CtxString *string, int initial_size)
+{
+ string->allocated_length = initial_size;
+ string->length = 0;
+ string->utf8_length = 0;
+ string->str = (char*)malloc (string->allocated_length + 1);
+ string->str[0]='\0';
+}
+
+static void ctx_string_destroy (CtxString *string)
+{
+ if (string->str)
+ {
+ free (string->str);
+ string->str = NULL;
}
- }
- return -1;
}
+void ctx_string_clear (CtxString *string)
+{
+ string->length = 0;
+ string->utf8_length = 0;
+ string->str[string->length]=0;
+}
-static float
-ctx_glyph_kern_ctx (CtxFont *font, Ctx *ctx, uint32_t unicharA, uint32_t unicharB)
+static inline void _ctx_string_append_byte (CtxString *string, char val)
{
- float font_size = ctx->state.gstate.font_size;
- int first_kern = ctx_glyph_find_ctx (font, ctx, unicharA);
- if (first_kern < 0) return 0.0;
- for (int i = first_kern + 1; i < font->ctx.length; i++)
+ if (CTX_LIKELY((val & 0xC0) != 0x80))
+ { string->utf8_length++; }
+ if (CTX_UNLIKELY(string->length + 2 >= string->allocated_length))
{
- CtxEntry *entry = (CtxEntry *) &font->ctx.data[i];
- if (entry->code == CTX_KERNING_PAIR)
- {
- if (entry->data.u16[0] == unicharA && entry->data.u16[1] == unicharB)
- { return entry->data.s32[1] / 255.0 * font_size / CTX_BAKE_FONT_SIZE; }
- }
- if (entry->code == CTX_DEFINE_GLYPH)
- return 0.0;
+ char *old = string->str;
+ string->allocated_length = CTX_MAX (string->allocated_length * 2, string->length + 2);
+ string->str = (char*)realloc (old, string->allocated_length);
}
- return 0.0;
+ string->str[string->length++] = val;
+ string->str[string->length] = '\0';
}
-#if 0
-static int ctx_glyph_find (Ctx *ctx, CtxFont *font, uint32_t unichar)
+
+void ctx_string_append_unichar (CtxString *string, unsigned int unichar)
{
- for (int i = 0; i < font->ctx.length; i++)
+ char *str;
+ char utf8[5];
+ utf8[ctx_unichar_to_utf8 (unichar, (unsigned char *) utf8)]=0;
+ str = utf8;
+ while (str && *str)
{
- CtxEntry *entry = (CtxEntry *) &font->ctx.data[i];
- if (entry->code == CTX_DEFINE_GLYPH && entry->data.u32[0] == unichar)
- { return i; }
+ _ctx_string_append_byte (string, *str);
+ str++;
}
- return 0;
}
-#endif
-
-static float
-ctx_glyph_width_ctx (CtxFont *font, Ctx *ctx, uint32_t unichar)
+static inline void _ctx_string_append_str (CtxString *string, const char *str)
{
- CtxState *state = &ctx->state;
- float font_size = state->gstate.font_size;
- int start = ctx_glyph_find_ctx (font, ctx, unichar);
- if (start < 0)
- { return 0.0; } // XXX : fallback
- for (int i = start; i < font->ctx.length; i++)
+ if (!str) { return; }
+ while (*str)
{
- CtxEntry *entry = (CtxEntry *) &font->ctx.data[i];
- if (entry->code == CTX_DEFINE_GLYPH)
- if (entry->data.u32[0] == (unsigned) unichar)
- { return (entry->data.u32[1] / 255.0 * font_size / CTX_BAKE_FONT_SIZE); }
+ _ctx_string_append_byte (string, *str);
+ str++;
}
- return 0.0;
}
-static int
-ctx_glyph_drawlist (CtxFont *font, Ctx *ctx, CtxDrawlist *drawlist, uint32_t unichar, int stroke)
+void ctx_string_append_utf8char (CtxString *string, const char *str)
{
- CtxState *state = &ctx->state;
- CtxIterator iterator;
- float origin_x = state->x;
- float origin_y = state->y;
- ctx_current_point (ctx, &origin_x, &origin_y);
- int in_glyph = 0;
- float font_size = state->gstate.font_size;
- int start = 0;
- if (font->type == 0)
- {
- start = ctx_glyph_find_ctx (font, ctx, unichar);
- if (start < 0)
- { return -1; } // XXX : fallback glyph
- }
- ctx_iterator_init (&iterator, drawlist, start, CTX_ITERATOR_EXPAND_BITPACK);
- CtxCommand *command;
-
- /* XXX : do a binary search instead of a linear search */
- while ( (command= ctx_iterator_next (&iterator) ) )
+ if (!str) { return; }
+ int len = ctx_utf8_len (*str);
+ for (int i = 0; i < len && *str; i++)
{
- CtxEntry *entry = &command->entry;
- if (in_glyph)
- {
- if (entry->code == CTX_DEFINE_GLYPH)
- {
- if (stroke)
- { ctx_stroke (ctx); }
- else
- {
-#if CTX_RASTERIZER
-#if CTX_ENABLE_SHADOW_BLUR
- if (ctx->renderer && ((CtxRasterizer*)(ctx->renderer))->in_shadow)
- {
- ctx_rasterizer_shadow_fill ((CtxRasterizer*)ctx->renderer);
- ((CtxRasterizer*)(ctx->renderer))->in_shadow = 1;
- }
- else
-#endif
-#endif
- ctx_fill (ctx);
-
- }
- ctx_restore (ctx);
- return 0;
- }
- ctx_process (ctx, entry);
- }
- else if (entry->code == CTX_DEFINE_GLYPH && entry->data.u32[0] == unichar)
- {
- in_glyph = 1;
- ctx_save (ctx);
- ctx_translate (ctx, origin_x, origin_y);
- ctx_move_to (ctx, 0, 0);
- ctx_begin_path (ctx);
- ctx_scale (ctx, font_size / CTX_BAKE_FONT_SIZE,
- font_size / CTX_BAKE_FONT_SIZE);
- }
- }
- if (stroke)
- { ctx_stroke (ctx);
- }
- else
- {
-
-#if CTX_RASTERIZER
-#if CTX_ENABLE_SHADOW_BLUR
- if (ctx->renderer && ((CtxRasterizer*)(ctx->renderer))->in_shadow)
- {
- ctx_rasterizer_shadow_fill ((CtxRasterizer*)ctx->renderer);
- ((CtxRasterizer*)(ctx->renderer))->in_shadow = 1;
- }
- else
-#endif
-#endif
- {
- ctx_fill (ctx);
- }
+ _ctx_string_append_byte (string, *str);
+ str++;
}
- ctx_restore (ctx);
- return -1;
}
-static int
-ctx_glyph_ctx (CtxFont *font, Ctx *ctx, uint32_t unichar, int stroke)
+void ctx_string_append_str (CtxString *string, const char *str)
{
- CtxDrawlist drawlist = { (CtxEntry *) font->ctx.data,
- font->ctx.length,
- font->ctx.length, 0, 0
- };
- return ctx_glyph_drawlist (font, ctx, &drawlist, unichar, stroke);
+ _ctx_string_append_str (string, str);
}
-uint32_t ctx_glyph_no (Ctx *ctx, int no)
+CtxString *ctx_string_new_with_size (const char *initial, int initial_size)
{
- CtxFont *font = &ctx_fonts[ctx->state.gstate.font];
- if (no < 0 || no >= font->ctx.glyphs)
- { return 0; }
- return font->ctx.index[no*2];
+ CtxString *string = (CtxString*)ctx_calloc (sizeof (CtxString), 1);
+ ctx_string_init (string, initial_size);
+ if (initial)
+ { _ctx_string_append_str (string, initial); }
+ return string;
}
-static void ctx_font_init_ctx (CtxFont *font)
+CtxString *ctx_string_new (const char *initial)
{
- int glyph_count = 0;
- for (int i = 0; i < font->ctx.length; i++)
- {
- CtxEntry *entry = &font->ctx.data[i];
- if (entry->code == CTX_DEFINE_GLYPH)
- { glyph_count ++; }
- }
- font->ctx.glyphs = glyph_count;
-#if CTX_DRAWLIST_STATIC
- static uint32_t idx[512]; // one might have to adjust this for
- // larger fonts XXX
- // should probably be made a #define
- font->ctx.index = &idx[0];
-#else
- font->ctx.index = (uint32_t *) malloc (sizeof (uint32_t) * 2 * glyph_count);
-#endif
- int no = 0;
- for (int i = 0; i < font->ctx.length; i++)
- {
- CtxEntry *entry = &font->ctx.data[i];
- if (entry->code == CTX_DEFINE_GLYPH)
- {
- font->ctx.index[no*2] = entry->data.u32[0];
- font->ctx.index[no*2+1] = i;
- no++;
- }
- }
+ return ctx_string_new_with_size (initial, 8);
}
-int
-ctx_load_font_ctx (const char *name, const void *data, int length);
-#if CTX_FONTS_FROM_FILE
-int
-ctx_load_font_ctx_file (const char *name, const char *path);
-#endif
-
-static CtxFontEngine ctx_font_engine_ctx =
-{
-#if CTX_FONTS_FROM_FILE
- ctx_load_font_ctx_file,
-#endif
- ctx_load_font_ctx,
- ctx_glyph_ctx,
- ctx_glyph_width_ctx,
- ctx_glyph_kern_ctx,
-};
-
-int
-ctx_load_font_ctx (const char *name, const void *data, int length)
+void ctx_string_append_data (CtxString *string, const char *str, int len)
{
- if (length % sizeof (CtxEntry) )
- { return -1; }
- if (ctx_font_count >= CTX_MAX_FONTS)
- { return -1; }
- ctx_fonts[ctx_font_count].type = 0;
- ctx_fonts[ctx_font_count].name = name;
- ctx_fonts[ctx_font_count].ctx.data = (CtxEntry *) data;
- ctx_fonts[ctx_font_count].ctx.length = length / sizeof (CtxEntry);
- ctx_font_init_ctx (&ctx_fonts[ctx_font_count]);
- ctx_fonts[ctx_font_count].engine = &ctx_font_engine_ctx;
- ctx_font_count++;
- return ctx_font_count-1;
+ int i;
+ for (i = 0; i<len; i++)
+ { _ctx_string_append_byte (string, str[i]); }
}
-#if CTX_FONTS_FROM_FILE
-int
-ctx_load_font_ctx_file (const char *name, const char *path)
+void ctx_string_append_string (CtxString *string, CtxString *string2)
{
- uint8_t *contents = NULL;
- long length = 0;
- ctx_get_contents (path, &contents, &length);
- if (!contents)
+ const char *str = ctx_string_get (string2);
+ while (str && *str)
{
- ctx_log ( "File load failed\n");
- return -1;
+ _ctx_string_append_byte (string, *str);
+ str++;
}
- return ctx_load_font_ctx (name, contents, length);
}
-#endif
-#endif
-#if CTX_FONT_ENGINE_CTX_FS
+const char *ctx_string_get (CtxString *string)
+{
+ return string->str;
+}
-static float
-ctx_glyph_kern_ctx_fs (CtxFont *font, Ctx *ctx, uint32_t unicharA, uint32_t unicharB)
+int ctx_string_get_utf8length (CtxString *string)
{
-#if 0
- float font_size = ctx->state.gstate.font_size;
- int first_kern = ctx_glyph_find_ctx (font, ctx, unicharA);
- if (first_kern < 0) return 0.0;
- for (int i = first_kern + 1; i < font->ctx.length; i++)
- {
- CtxEntry *entry = (CtxEntry *) &font->ctx.data[i];
- if (entry->code == CTX_KERNING_PAIR)
- {
- if (entry->data.u16[0] == unicharA && entry->data.u16[1] == unicharB)
- { return entry->data.s32[1] / 255.0 * font_size / CTX_BAKE_FONT_SIZE; }
- }
- if (entry->code == CTX_DEFINE_GLYPH)
- return 0.0;
- }
-#endif
- return 0.0;
+ return string->utf8_length;
}
-static float
-ctx_glyph_width_ctx_fs (CtxFont *font, Ctx *ctx, uint32_t unichar)
+int ctx_string_get_length (CtxString *string)
{
- CtxState *state = &ctx->state;
- char path[1024];
- sprintf (path, "%s/%010p", font->ctx_fs.path, unichar);
- uint8_t *data = NULL;
- long int len_bytes = 0;
- ctx_get_contents (path, &data, &len_bytes);
- float ret = 0.0;
- float font_size = state->gstate.font_size;
- if (data){
- Ctx *glyph_ctx = ctx_new ();
- ctx_parse (glyph_ctx, data);
- for (int i = 0; i < glyph_ctx->drawlist.count; i++)
+ return string->length;
+}
+
+void
+ctx_string_free (CtxString *string, int freealloc)
+{
+ if (freealloc)
{
- CtxEntry *e = &glyph_ctx->drawlist.entries[i];
- if (e->code == CTX_DEFINE_GLYPH)
- ret = e->data.u32[1] / 255.0 * font_size / CTX_BAKE_FONT_SIZE;
+ ctx_string_destroy (string);
}
- free (data);
- ctx_free (glyph_ctx);
+#if 0
+ if (string->is_line)
+ {
+ VtLine *line = (VtLine*)string;
+ if (line->style)
+ { free (line->style); }
+ if (line->ctx)
+ { ctx_free (line->ctx); }
+ if (line->ctx_copy)
+ { ctx_free (line->ctx_copy); }
}
- return ret;
+#endif
+ free (string);
}
-static int
-ctx_glyph_ctx_fs (CtxFont *font, Ctx *ctx, uint32_t unichar, int stroke)
+void
+ctx_string_set (CtxString *string, const char *new_string)
{
- char path[1024];
- sprintf (path, "file://%s/%010p", font->ctx_fs.path, unichar);
- uint8_t *data = NULL;
- long int len_bytes = 0;
- ctx_get_contents (path, &data, &len_bytes);
-
- if (data){
- Ctx *glyph_ctx = ctx_new ();
- ctx_parse (glyph_ctx, data);
- int ret = ctx_glyph_drawlist (font, ctx, &(glyph_ctx->drawlist),
- unichar, stroke);
- free (data);
- ctx_free (glyph_ctx);
- return ret;
- }
- return -1;
+ ctx_string_clear (string);
+ _ctx_string_append_str (string, new_string);
}
-int
-ctx_load_font_ctx_fs (const char *name, const void *data, int length);
-
-static CtxFontEngine ctx_font_engine_ctx_fs =
+static char *ctx_strdup (const char *str)
{
-#if CTX_FONTS_FROM_FILE
- NULL,
-#endif
- ctx_load_font_ctx_fs,
- ctx_glyph_ctx_fs,
- ctx_glyph_width_ctx_fs,
- ctx_glyph_kern_ctx_fs,
-};
+ int len = strlen (str);
+ char *ret = (char*)malloc (len + 1);
+ memcpy (ret, str, len);
+ ret[len]=0;
+ return ret;
+}
-int
-ctx_load_font_ctx_fs (const char *name, const void *path, int length) // length is ignored
+void ctx_string_replace_utf8 (CtxString *string, int pos, const char *new_glyph)
{
- if (ctx_font_count >= CTX_MAX_FONTS)
- { return -1; }
+#if 1
+ int old_len = string->utf8_length;
+#else
+ int old_len = ctx_utf8_strlen (string->str);// string->utf8_length;
+#endif
+ if (CTX_LIKELY(pos == old_len))
+ {
+ _ctx_string_append_str (string, new_glyph);
+ return;
+ }
- ctx_fonts[ctx_font_count].type = 42;
- ctx_fonts[ctx_font_count].name = name;
- ctx_fonts[ctx_font_count].ctx_fs.path = strdup (path);
- int path_len = strlen (path);
- if (ctx_fonts[ctx_font_count].ctx_fs.path[path_len-1] == '/')
- ctx_fonts[ctx_font_count].ctx_fs.path[path_len-1] = 0;
- ctx_fonts[ctx_font_count].engine = &ctx_font_engine_ctx_fs;
- ctx_font_count++;
- return ctx_font_count-1;
+ char tmpg[3]=" ";
+ int new_len = ctx_utf8_len (*new_glyph);
+ if (new_len <= 1 && new_glyph[0] < 32)
+ {
+ new_len = 1;
+ tmpg[0]=new_glyph[0]+64;
+ new_glyph = tmpg;
+ }
+ {
+ for (int i = old_len; i <= pos + 2; i++)
+ {
+ _ctx_string_append_byte (string, ' ');
+ old_len++;
+ }
+ }
+ if (string->length + new_len >= string->allocated_length - 2)
+ {
+ char *tmp;
+ char *defer;
+ string->allocated_length = string->length + new_len + 2;
+ tmp = (char*) ctx_calloc (string->allocated_length + 1 + 8, 1);
+ strcpy (tmp, string->str);
+ defer = string->str;
+ string->str = tmp;
+ free (defer);
+ }
+ char *p = (char *) ctx_utf8_skip (string->str, pos);
+ int prev_len = ctx_utf8_len (*p);
+ char *rest;
+ if (*p == 0 || * (p+prev_len) == 0)
+ {
+ rest = ctx_strdup ("");
+ }
+ else
+ {
+ if (p + prev_len >= string->length + string->str)
+ { rest = ctx_strdup (""); }
+ else
+ { rest = ctx_strdup (p + prev_len); }
+ }
+ memcpy (p, new_glyph, new_len);
+ memcpy (p + new_len, rest, strlen (rest) + 1);
+ string->length += new_len;
+ string->length -= prev_len;
+ free (rest);
+ //string->length = strlen (string->str);
+ //string->utf8_length = ctx_utf8_strlen (string->str);
}
-#endif
+void ctx_string_replace_unichar (CtxString *string, int pos, uint32_t unichar)
+{
+ uint8_t utf8[8];
+ ctx_unichar_to_utf8 (unichar, utf8);
+ ctx_string_replace_utf8 (string, pos, (char *) utf8);
+}
-int
-_ctx_glyph (Ctx *ctx, uint32_t unichar, int stroke)
+uint32_t ctx_string_get_unichar (CtxString *string, int pos)
{
- CtxFont *font = &ctx_fonts[ctx->state.gstate.font];
- // a begin-path here did not remove stray spikes in terminal
- return font->engine->glyph (font, ctx, unichar, stroke);
+ char *p = (char *) ctx_utf8_skip (string->str, pos);
+ if (!p)
+ { return 0; }
+ return ctx_utf8_to_unichar (p);
}
-int
-ctx_glyph (Ctx *ctx, uint32_t unichar, int stroke)
+
+void ctx_string_insert_utf8 (CtxString *string, int pos, const char *new_glyph)
{
-#if CTX_BACKEND_TEXT
- CtxEntry commands[3]; // 3 to silence incorrect warning from static analysis
- ctx_memset (commands, 0, sizeof (commands) );
- commands[0] = ctx_u32 (CTX_GLYPH, unichar, 0);
- commands[0].data.u8[4] = stroke;
- ctx_process (ctx, commands);
- return 0; // XXX is return value used?
-#else
- return _ctx_glyph (ctx, unichar, stroke);
-#endif
+ int new_len = ctx_utf8_len (*new_glyph);
+ int old_len = string->utf8_length;
+ char tmpg[3]=" ";
+ if (old_len == pos && 0)
+ {
+ ctx_string_append_str (string, new_glyph);
+ return;
+ }
+ if (new_len <= 1 && new_glyph[0] < 32)
+ {
+ tmpg[0]=new_glyph[0]+64;
+ new_glyph = tmpg;
+ }
+ {
+ for (int i = old_len; i <= pos; i++)
+ {
+ _ctx_string_append_byte (string, ' ');
+ old_len++;
+ }
+ }
+ if (string->length + new_len + 1 > string->allocated_length)
+ {
+ char *tmp;
+ char *defer;
+ string->allocated_length = string->length + new_len + 1;
+ tmp = (char*) ctx_calloc (string->allocated_length + 1, 1);
+ strcpy (tmp, string->str);
+ defer = string->str;
+ string->str = tmp;
+ free (defer);
+ }
+ char *p = (char *) ctx_utf8_skip (string->str, pos);
+ int prev_len = ctx_utf8_len (*p);
+ char *rest;
+ if ( (*p == 0 || * (p+prev_len) == 0) && pos != 0)
+ {
+ rest = ctx_strdup ("");
+ }
+ else
+ {
+ rest = ctx_strdup (p);
+ }
+ memcpy (p, new_glyph, new_len);
+ memcpy (p + new_len, rest, strlen (rest) + 1);
+ free (rest);
+ string->length = strlen (string->str);
+ string->utf8_length = ctx_utf8_strlen (string->str);
}
-float
-ctx_glyph_width (Ctx *ctx, int unichar)
+void ctx_string_insert_unichar (CtxString *string, int pos, uint32_t unichar)
{
- CtxFont *font = &ctx_fonts[ctx->state.gstate.font];
-
- return font->engine->glyph_width (font, ctx, unichar);
+ uint8_t utf8[5]="";
+ utf8[ctx_unichar_to_utf8(unichar, utf8)]=0;
+ ctx_string_insert_utf8 (string, pos, (char*)utf8);
}
-static float
-ctx_glyph_kern (Ctx *ctx, int unicharA, int unicharB)
+void ctx_string_remove (CtxString *string, int pos)
{
- CtxFont *font = &ctx_fonts[ctx->state.gstate.font];
- return font->engine->glyph_kern (font, ctx, unicharA, unicharB);
+ int old_len = string->utf8_length;
+ {
+ for (int i = old_len; i <= pos; i++)
+ {
+ _ctx_string_append_byte (string, ' ');
+ old_len++;
+ }
+ }
+ char *p = (char *) ctx_utf8_skip (string->str, pos);
+ int prev_len = ctx_utf8_len (*p);
+ char *rest;
+ if (!p || *p == 0)
+ {
+ return;
+ rest = ctx_strdup ("");
+ prev_len = 0;
+ }
+ else if (* (p+prev_len) == 0)
+ {
+ rest = ctx_strdup ("");
+ }
+ else
+ {
+ rest = ctx_strdup (p + prev_len);
+ }
+ strcpy (p, rest);
+ string->str[string->length - prev_len] = 0;
+ free (rest);
+ string->length = strlen (string->str);
+ string->utf8_length = ctx_utf8_strlen (string->str);
}
-float
-ctx_text_width (Ctx *ctx,
- const char *string)
+char *ctx_strdup_printf (const char *format, ...)
{
- float sum = 0.0;
- if (!string)
- return 0.0f;
- for (const char *utf8 = string; *utf8; utf8 = ctx_utf8_skip (utf8, 1) )
- {
- sum += ctx_glyph_width (ctx, ctx_utf8_to_unichar (utf8) );
- }
- return sum;
+ va_list ap;
+ size_t needed;
+ char *buffer;
+ va_start (ap, format);
+ needed = vsnprintf (NULL, 0, format, ap) + 1;
+ buffer = (char*)malloc (needed);
+ va_end (ap);
+ va_start (ap, format);
+ vsnprintf (buffer, needed, format, ap);
+ va_end (ap);
+ return buffer;
}
-static void
-_ctx_glyphs (Ctx *ctx,
- CtxGlyph *glyphs,
- int n_glyphs,
- int stroke)
+void ctx_string_append_printf (CtxString *string, const char *format, ...)
{
- for (int i = 0; i < n_glyphs; i++)
- {
- {
- uint32_t unichar = glyphs[i].index;
- ctx_move_to (ctx, glyphs[i].x, glyphs[i].y);
- ctx_glyph (ctx, unichar, stroke);
- }
- }
+ va_list ap;
+ size_t needed;
+ char *buffer;
+ va_start (ap, format);
+ needed = vsnprintf (NULL, 0, format, ap) + 1;
+ buffer = (char*)malloc (needed);
+ va_end (ap);
+ va_start (ap, format);
+ vsnprintf (buffer, needed, format, ap);
+ va_end (ap);
+ ctx_string_append_str (string, buffer);
+ free (buffer);
}
+#if CTX_CAIRO
+
+typedef struct _CtxCairo CtxCairo;
+struct
+ _CtxCairo
+{
+ CtxImplementation vfuncs;
+ Ctx *ctx;
+ cairo_t *cr;
+ cairo_pattern_t *pat;
+ cairo_surface_t *image;
+ int preserve;
+};
+
static void
-_ctx_text (Ctx *ctx,
- const char *string,
- int stroke,
- int visible)
+ctx_cairo_process (CtxCairo *ctx_cairo, CtxCommand *c)
{
- CtxState *state = &ctx->state;
- float x = ctx->state.x;
- switch ( (int) ctx_state_get (state, CTX_text_align) )
- //switch (state->gstate.text_align)
+ CtxEntry *entry = (CtxEntry *) &c->entry;
+ cairo_t *cr = ctx_cairo->cr;
+ switch (entry->code)
{
- case CTX_TEXT_ALIGN_START:
- case CTX_TEXT_ALIGN_LEFT:
+ case CTX_LINE_TO:
+ cairo_line_to (cr, c->line_to.x, c->line_to.y);
break;
- case CTX_TEXT_ALIGN_CENTER:
- x -= ctx_text_width (ctx, string) /2;
+ case CTX_REL_LINE_TO:
+ cairo_rel_line_to (cr, c->rel_line_to.x, c->rel_line_to.y);
break;
- case CTX_TEXT_ALIGN_END:
- case CTX_TEXT_ALIGN_RIGHT:
- x -= ctx_text_width (ctx, string);
+ case CTX_MOVE_TO:
+ cairo_move_to (cr, c->move_to.x, c->move_to.y);
break;
- }
- float y = ctx->state.y;
- float baseline_offset = 0.0f;
- switch ( (int) ctx_state_get (state, CTX_text_baseline) )
- {
- case CTX_TEXT_BASELINE_HANGING:
- /* XXX : crude */
- baseline_offset = ctx->state.gstate.font_size * 0.55;
+ case CTX_REL_MOVE_TO:
+ cairo_rel_move_to (cr, ctx_arg_float (0), ctx_arg_float (1) );
break;
- case CTX_TEXT_BASELINE_TOP:
- /* XXX : crude */
- baseline_offset = ctx->state.gstate.font_size * 0.7;
+ case CTX_CURVE_TO:
+ cairo_curve_to (cr, ctx_arg_float (0), ctx_arg_float (1),
+ ctx_arg_float (2), ctx_arg_float (3),
+ ctx_arg_float (4), ctx_arg_float (5) );
break;
- case CTX_TEXT_BASELINE_BOTTOM:
- baseline_offset = -ctx->state.gstate.font_size * 0.1;
+ case CTX_REL_CURVE_TO:
+ cairo_rel_curve_to (cr,ctx_arg_float (0), ctx_arg_float (1),
+ ctx_arg_float (2), ctx_arg_float (3),
+ ctx_arg_float (4), ctx_arg_float (5) );
break;
- case CTX_TEXT_BASELINE_ALPHABETIC:
- case CTX_TEXT_BASELINE_IDEOGRAPHIC:
- baseline_offset = 0.0f;
+ case CTX_PRESERVE:
+ ctx_cairo->preserve = 1;
break;
- case CTX_TEXT_BASELINE_MIDDLE:
- baseline_offset = ctx->state.gstate.font_size * 0.25;
+ case CTX_QUAD_TO:
+ {
+ double x0, y0;
+ cairo_get_current_point (cr, &x0, &y0);
+ float cx = ctx_arg_float (0);
+ float cy = ctx_arg_float (1);
+ float x = ctx_arg_float (2);
+ float y = ctx_arg_float (3);
+ cairo_curve_to (cr,
+ (cx * 2 + x0) / 3.0f, (cy * 2 + y0) / 3.0f,
+ (cx * 2 + x) / 3.0f, (cy * 2 + y) / 3.0f,
+ x, y);
+ }
break;
- }
- float x0 = x;
- for (const char *utf8 = string; *utf8; utf8 = ctx_utf8_skip (utf8, 1) )
- {
- if (*utf8 == '\n')
+ case CTX_REL_QUAD_TO:
{
- y += ctx->state.gstate.font_size * ctx_state_get (state, CTX_line_spacing);
- x = x0;
- if (visible)
- { ctx_move_to (ctx, x, y); }
+ double x0, y0;
+ cairo_get_current_point (cr, &x0, &y0);
+ float cx = ctx_arg_float (0) + x0;
+ float cy = ctx_arg_float (1) + y0;
+ float x = ctx_arg_float (2) + x0;
+ float y = ctx_arg_float (3) + y0;
+ cairo_curve_to (cr,
+ (cx * 2 + x0) / 3.0f, (cy * 2 + y0) / 3.0f,
+ (cx * 2 + x) / 3.0f, (cy * 2 + y) / 3.0f,
+ x, y);
}
- else
+ break;
+ /* rotate/scale/translate does not occur in fully minified data stream */
+ case CTX_ROTATE:
+ cairo_rotate (cr, ctx_arg_float (0) );
+ break;
+ case CTX_SCALE:
+ cairo_scale (cr, ctx_arg_float (0), ctx_arg_float (1) );
+ break;
+ case CTX_TRANSLATE:
+ cairo_translate (cr, ctx_arg_float (0), ctx_arg_float (1) );
+ break;
+ case CTX_LINE_WIDTH:
+ cairo_set_line_width (cr, ctx_arg_float (0) );
+ break;
+ case CTX_ARC:
+#if 0
+ fprintf (stderr, "F %2.1f %2.1f %2.1f %2.1f %2.1f %2.1f\n",
+ ctx_arg_float(0),
+ ctx_arg_float(1),
+ ctx_arg_float(2),
+ ctx_arg_float(3),
+ ctx_arg_float(4),
+ ctx_arg_float(5),
+ ctx_arg_float(6));
+#endif
+ if (ctx_arg_float (5) == 1)
+ cairo_arc (cr, ctx_arg_float (0), ctx_arg_float (1),
+ ctx_arg_float (2), ctx_arg_float (3),
+ ctx_arg_float (4) );
+ else
+ cairo_arc_negative (cr, ctx_arg_float (0), ctx_arg_float (1),
+ ctx_arg_float (2), ctx_arg_float (3),
+ ctx_arg_float (4) );
+ break;
+ case CTX_SET_RGBA_U8:
+ cairo_set_source_rgba (cr, ctx_u8_to_float (ctx_arg_u8 (0) ),
+ ctx_u8_to_float (ctx_arg_u8 (1) ),
+ ctx_u8_to_float (ctx_arg_u8 (2) ),
+ ctx_u8_to_float (ctx_arg_u8 (3) ) );
+ break;
+#if 0
+ case CTX_SET_RGBA_STROKE: // XXX : we need to maintain
+ // state for the two kinds
+ cairo_set_source_rgba (cr, ctx_arg_u8 (0) /255.0,
+ ctx_arg_u8 (1) /255.0,
+ ctx_arg_u8 (2) /255.0,
+ ctx_arg_u8 (3) /255.0);
+ break;
+#endif
+ case CTX_RECTANGLE:
+ case CTX_ROUND_RECTANGLE: // XXX - arcs
+ cairo_rectangle (cr, c->rectangle.x, c->rectangle.y,
+ c->rectangle.width, c->rectangle.height);
+ break;
+ case CTX_SET_PIXEL:
+ cairo_set_source_rgba (cr, ctx_u8_to_float (ctx_arg_u8 (0) ),
+ ctx_u8_to_float (ctx_arg_u8 (1) ),
+ ctx_u8_to_float (ctx_arg_u8 (2) ),
+ ctx_u8_to_float (ctx_arg_u8 (3) ) );
+ cairo_rectangle (cr, ctx_arg_u16 (2), ctx_arg_u16 (3), 1, 1);
+ cairo_fill (cr);
+ break;
+ case CTX_FILL:
+ if (ctx_cairo->preserve)
{
- uint32_t unichar = ctx_utf8_to_unichar (utf8);
- if (visible)
+ cairo_fill_preserve (cr);
+ ctx_cairo->preserve = 0;
+ }
+ else
+ {
+ cairo_fill (cr);
+ }
+ break;
+ case CTX_STROKE:
+ if (ctx_cairo->preserve)
+ {
+ cairo_stroke_preserve (cr);
+ ctx_cairo->preserve = 0;
+ }
+ else
+ {
+ cairo_stroke (cr);
+ }
+ break;
+ case CTX_IDENTITY:
+ cairo_identity_matrix (cr);
+ break;
+ case CTX_CLIP:
+ if (ctx_cairo->preserve)
+ {
+ cairo_clip_preserve (cr);
+ ctx_cairo->preserve = 0;
+ }
+ else
+ {
+ cairo_clip (cr);
+ }
+ break;
+ break;
+ case CTX_BEGIN_PATH:
+ cairo_new_path (cr);
+ break;
+ case CTX_CLOSE_PATH:
+ cairo_close_path (cr);
+ break;
+ case CTX_SAVE:
+ cairo_save (cr);
+ break;
+ case CTX_RESTORE:
+ cairo_restore (cr);
+ break;
+ case CTX_FONT_SIZE:
+ cairo_set_font_size (cr, ctx_arg_float (0) );
+ break;
+ case CTX_MITER_LIMIT:
+ cairo_set_miter_limit (cr, ctx_arg_float (0) );
+ break;
+ case CTX_LINE_CAP:
+ {
+ int cairo_val = CAIRO_LINE_CAP_SQUARE;
+ switch (ctx_arg_u8 (0) )
{
- ctx_move_to (ctx, x, y + baseline_offset);
- _ctx_glyph (ctx, unichar, stroke);
+ case CTX_CAP_ROUND:
+ cairo_val = CAIRO_LINE_CAP_ROUND;
+ break;
+ case CTX_CAP_SQUARE:
+ cairo_val = CAIRO_LINE_CAP_SQUARE;
+ break;
+ case CTX_CAP_NONE:
+ cairo_val = CAIRO_LINE_CAP_BUTT;
+ break;
}
- const char *next_utf8 = ctx_utf8_skip (utf8, 1);
- if (next_utf8)
+ cairo_set_line_cap (cr, cairo_val);
+ }
+ break;
+ case CTX_BLEND_MODE:
+ {
+ // does not map to cairo
+ }
+ break;
+ case CTX_COMPOSITING_MODE:
+ {
+ int cairo_val = CAIRO_OPERATOR_OVER;
+ switch (ctx_arg_u8 (0) )
{
- x += ctx_glyph_width (ctx, unichar);
- x += ctx_glyph_kern (ctx, unichar, ctx_utf8_to_unichar (next_utf8) );
+ case CTX_COMPOSITE_SOURCE_OVER:
+ cairo_val = CAIRO_OPERATOR_OVER;
+ break;
+ case CTX_COMPOSITE_COPY:
+ cairo_val = CAIRO_OPERATOR_SOURCE;
+ break;
}
- if (visible)
- { ctx_move_to (ctx, x, y); }
+ cairo_set_operator (cr, cairo_val);
}
- }
- if (!visible)
- { ctx_move_to (ctx, x, y); }
-}
-
-
-CtxGlyph *
-ctx_glyph_allocate (int n_glyphs)
-{
- return (CtxGlyph *) malloc (sizeof (CtxGlyph) * n_glyphs);
-}
-void
-gtx_glyph_free (CtxGlyph *glyphs)
-{
- free (glyphs);
-}
-
-void
-ctx_glyphs (Ctx *ctx,
- CtxGlyph *glyphs,
- int n_glyphs)
-{
- _ctx_glyphs (ctx, glyphs, n_glyphs, 0);
-}
-
-void
-ctx_glyphs_stroke (Ctx *ctx,
- CtxGlyph *glyphs,
- int n_glyphs)
-{
- _ctx_glyphs (ctx, glyphs, n_glyphs, 1);
-}
-
-void
-ctx_text (Ctx *ctx,
- const char *string)
-{
- if (!string)
- return;
-#if CTX_BACKEND_TEXT
- ctx_process_cmd_str (ctx, CTX_TEXT, string, 0, 0);
- _ctx_text (ctx, string, 0, 0);
-#else
- _ctx_text (ctx, string, 0, 1);
-#endif
-}
-
-
-void
-ctx_fill_text (Ctx *ctx, const char *string,
- float x, float y)
-{
- ctx_move_to (ctx, x, y);
- ctx_text (ctx, string);
-}
-
-void
-ctx_text_stroke (Ctx *ctx,
- const char *string)
-{
- if (!string)
- return;
-#if CTX_BACKEND_TEXT
- ctx_process_cmd_str (ctx, CTX_STROKE_TEXT, string, 0, 0);
- _ctx_text (ctx, string, 1, 0);
-#else
- _ctx_text (ctx, string, 1, 1);
+ case CTX_LINE_JOIN:
+ {
+ int cairo_val = CAIRO_LINE_JOIN_ROUND;
+ switch (ctx_arg_u8 (0) )
+ {
+ case CTX_JOIN_ROUND:
+ cairo_val = CAIRO_LINE_JOIN_ROUND;
+ break;
+ case CTX_JOIN_BEVEL:
+ cairo_val = CAIRO_LINE_JOIN_BEVEL;
+ break;
+ case CTX_JOIN_MITER:
+ cairo_val = CAIRO_LINE_JOIN_MITER;
+ break;
+ }
+ cairo_set_line_join (cr, cairo_val);
+ }
+ break;
+ case CTX_LINEAR_GRADIENT:
+ {
+ if (ctx_cairo->pat)
+ {
+ cairo_pattern_destroy (ctx_cairo->pat);
+ ctx_cairo->pat = NULL;
+ }
+ ctx_cairo->pat = cairo_pattern_create_linear (ctx_arg_float (0), ctx_arg_float (1),
+ ctx_arg_float (2), ctx_arg_float (3) );
+ cairo_pattern_add_color_stop_rgba (ctx_cairo->pat, 0, 0, 0, 0, 1);
+ cairo_pattern_add_color_stop_rgba (ctx_cairo->pat, 1, 1, 1, 1, 1);
+ cairo_set_source (cr, ctx_cairo->pat);
+ }
+ break;
+ case CTX_RADIAL_GRADIENT:
+ {
+ if (ctx_cairo->pat)
+ {
+ cairo_pattern_destroy (ctx_cairo->pat);
+ ctx_cairo->pat = NULL;
+ }
+ ctx_cairo->pat = cairo_pattern_create_radial (ctx_arg_float (0), ctx_arg_float (1),
+ ctx_arg_float (2), ctx_arg_float (3),
+ ctx_arg_float (4), ctx_arg_float (5) );
+ cairo_set_source (cr, ctx_cairo->pat);
+ }
+ break;
+ case CTX_GRADIENT_STOP:
+ cairo_pattern_add_color_stop_rgba (ctx_cairo->pat,
+ ctx_arg_float (0),
+ ctx_u8_to_float (ctx_arg_u8 (4) ),
+ ctx_u8_to_float (ctx_arg_u8 (5) ),
+ ctx_u8_to_float (ctx_arg_u8 (6) ),
+ ctx_u8_to_float (ctx_arg_u8 (7) ) );
+ break;
+ // XXX implement TEXTURE
+#if 0
+ case CTX_LOAD_IMAGE:
+ {
+ if (image)
+ {
+ cairo_surface_destroy (image);
+ image = NULL;
+ }
+ if (pat)
+ {
+ cairo_pattern_destroy (pat);
+ pat = NULL;
+ }
+ image = cairo_image_surface_create_from_png (ctx_arg_string() );
+ cairo_set_source_surface (cr, image, ctx_arg_float (0), ctx_arg_float (1) );
+ }
+ break;
#endif
+ case CTX_TEXT:
+ /* XXX: implement some linebreaking/wrap, positioning
+ * behavior here
+ */
+ cairo_show_text (cr, ctx_arg_string () );
+ break;
+ case CTX_CONT:
+ case CTX_EDGE:
+ case CTX_DATA:
+ case CTX_DATA_REV:
+ case CTX_FLUSH:
+ break;
+ }
+ ctx_process (ctx_cairo->ctx, entry);
}
-void
-ctx_stroke_text (Ctx *ctx, const char *string,
- float x, float y)
-{
- ctx_move_to (ctx, x, y);
- ctx_text_stroke (ctx, string);
-}
-
-static int _ctx_resolve_font (const char *name)
+void ctx_cairo_free (CtxCairo *ctx_cairo)
{
- for (int i = 0; i < ctx_font_count; i ++)
- {
- if (!ctx_strcmp (ctx_fonts[i].name, name) )
- { return i; }
- }
- for (int i = 0; i < ctx_font_count; i ++)
- {
- if (ctx_strstr (ctx_fonts[i].name, name) )
- { return i; }
- }
- return -1;
+ if (ctx_cairo->pat)
+ { cairo_pattern_destroy (ctx_cairo->pat); }
+ if (ctx_cairo->image)
+ { cairo_surface_destroy (ctx_cairo->image); }
+ free (ctx_cairo);
}
-int ctx_resolve_font (const char *name)
+void
+ctx_render_cairo (Ctx *ctx, cairo_t *cr)
{
- int ret = _ctx_resolve_font (name);
- if (ret >= 0)
- { return ret; }
- if (!ctx_strcmp (name, "regular") )
- {
- int ret = _ctx_resolve_font ("sans");
- if (ret >= 0) { return ret; }
- ret = _ctx_resolve_font ("serif");
- if (ret >= 0) { return ret; }
- }
- return 0;
+ CtxIterator iterator;
+ CtxCommand *command;
+ CtxCairo ctx_cairo = {{(void*)ctx_cairo_process, NULL, NULL}, ctx, cr, NULL, NULL};
+ ctx_iterator_init (&iterator, &ctx->drawlist, 0,
+ CTX_ITERATOR_EXPAND_BITPACK);
+ while ( (command = ctx_iterator_next (&iterator) ) )
+ { ctx_cairo_process (&ctx_cairo, command); }
}
-static void ctx_font_setup ()
+Ctx *
+ctx_new_for_cairo (cairo_t *cr)
{
- static int initialized = 0;
- if (initialized) { return; }
- initialized = 1;
-#if CTX_FONT_ENGINE_CTX
- ctx_font_count = 0; // oddly - this is needed in arduino
-
-#if CTX_FONT_ENGINE_CTX_FS
- ctx_load_font_ctx_fs ("sans-ctx", "/tmp/ctx-regular", 0);
-#else
-#if CTX_FONT_ascii
- ctx_load_font_ctx ("sans-ctx", ctx_font_ascii, sizeof (ctx_font_ascii) );
-#endif
-#if CTX_FONT_regular
- ctx_load_font_ctx ("sans-ctx", ctx_font_regular, sizeof (ctx_font_regular) );
-#endif
-#endif
-
-#if CTX_FONT_mono
- ctx_load_font_ctx ("mono-ctx", ctx_font_mono, sizeof (ctx_font_mono) );
-#endif
-#if CTX_FONT_bold
- ctx_load_font_ctx ("bold-ctx", ctx_font_bold, sizeof (ctx_font_bold) );
-#endif
-#if CTX_FONT_italic
- ctx_load_font_ctx ("italic-ctx", ctx_font_italic, sizeof (ctx_font_italic) );
-#endif
-#if CTX_FONT_sans
- ctx_load_font_ctx ("sans-ctx", ctx_font_sans, sizeof (ctx_font_sans) );
-#endif
-#if CTX_FONT_serif
- ctx_load_font_ctx ("serif-ctx", ctx_font_serif, sizeof (ctx_font_serif) );
-#endif
-#if CTX_FONT_symbol
- ctx_load_font_ctx ("symbol-ctx", ctx_font_symbol, sizeof (ctx_font_symbol) );
-#endif
-#if CTX_FONT_emoji
- ctx_load_font_ctx ("emoji-ctx", ctx_font_emoji, sizeof (ctx_font_emoji) );
-#endif
-#endif
+ Ctx *ctx = ctx_new ();
+ CtxCairo *ctx_cairo = calloc(sizeof(CtxCairo),1);
+ ctx_cairo->vfuncs.free = (void*)ctx_cairo_free;
+ ctx_cairo->vfuncs.process = (void*)ctx_cairo_process;
+ ctx_cairo->ctx = ctx;
+ ctx_cairo->cr = cr;
-#if NOTO_EMOJI_REGULAR
- ctx_load_font_ttf ("sans-NotoEmoji_Regular", ttf_NotoEmoji_Regular_ttf, ttf_NotoEmoji_Regular_ttf_len);
-#endif
-#if ROBOTO_LIGHT
- ctx_load_font_ttf ("sans-light-Roboto_Light", ttf_Roboto_Light_ttf, ttf_Roboto_Light_ttf_len);
-#endif
-#if ROBOTO_REGULAR
- ctx_load_font_ttf ("sans-Roboto_Regular", ttf_Roboto_Regular_ttf, ttf_Roboto_Regular_ttf_len);
-#endif
-#if ROBOTO_BOLD
- ctx_load_font_ttf ("sans-bold-Roboto_Bold", ttf_Roboto_Bold_ttf, ttf_Roboto_Bold_ttf_len);
-#endif
-#if DEJAVU_SANS
- ctx_load_font_ttf ("sans-DejaVuSans", ttf_DejaVuSans_ttf, ttf_DejaVuSans_ttf_len);
-#endif
-#if VERA
- ctx_load_font_ttf ("sans-Vera", ttf_Vera_ttf, ttf_Vera_ttf_len);
-#endif
-#if UNSCII_16
- ctx_load_font_ttf ("mono-unscii16", ttf_unscii_16_ttf, ttf_unscii_16_ttf_len);
-#endif
-#if XA000_MONO
- ctx_load_font_ttf ("mono-0xA000", ttf_0xA000_Mono_ttf, ttf_0xA000_Mono_ttf_len);
-#endif
-#if DEJAVU_SANS_MONO
- ctx_load_font_ttf ("mono-DejaVuSansMono", ttf_DejaVuSansMono_ttf, ttf_DejaVuSansMono_ttf_len);
-#endif
-#if NOTO_MONO_REGULAR
- ctx_load_font_ttf ("mono-NotoMono_Regular", ttf_NotoMono_Regular_ttf, ttf_NotoMono_Regular_ttf_len);
-#endif
+ ctx_set_renderer (ctx, (void*)ctx_cairo);
+ return ctx;
}
-
-#ifndef _DEFAULT_SOURCE
-#define _DEFAULT_SOURCE
-#endif
-
-#if !__COSMOPOLITAN__
-#include <stdarg.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
#endif
-//#include "ctx.h"
-/* instead of including ctx.h we declare the few utf8
- * functions we use
- */
-uint32_t ctx_utf8_to_unichar (const char *input);
-int ctx_unichar_to_utf8 (uint32_t ch, uint8_t *dest);
-int ctx_utf8_strlen (const char *s);
-
-
-void ctx_string_init (CtxString *string, int initial_size)
-{
- string->allocated_length = initial_size;
- string->length = 0;
- string->utf8_length = 0;
- string->str = (char*)malloc (string->allocated_length + 1);
- string->str[0]='\0';
-}
+#if CTX_EVENTS
-static void ctx_string_destroy (CtxString *string)
-{
- if (string->str)
+static int ctx_find_largest_matching_substring
+ (const char *X, const char *Y, int m, int n, int *offsetY, int *offsetX)
+{
+ int longest_common_suffix[2][n+1];
+ int best_length = 0;
+ for (int i=0; i<=m; i++)
+ {
+ for (int j=0; j<=n; j++)
{
- free (string->str);
- string->str = NULL;
+ if (i == 0 || j == 0 || !(X[i-1] == Y[j-1]))
+ {
+ longest_common_suffix[i%2][j] = 0;
+ }
+ else
+ {
+ longest_common_suffix[i%2][j] = longest_common_suffix[(i-1)%2][j-1] + 1;
+ if (best_length < longest_common_suffix[i%2][j])
+ {
+ best_length = longest_common_suffix[i%2][j];
+ if (offsetY) *offsetY = j - best_length;
+ if (offsetX) *offsetX = i - best_length;
+ }
+ }
}
-}
+ }
+ return best_length;
+}
-void ctx_string_clear (CtxString *string)
-{
- string->length = 0;
- string->utf8_length = 0;
- string->str[string->length]=0;
-}
+typedef struct CtxSpan {
+ int from_prev;
+ int start;
+ int length;
+} CtxSpan;
-static inline void _ctx_string_append_byte (CtxString *string, char val)
-{
- if ( (val & 0xC0) != 0x80)
- { string->utf8_length++; }
- if (string->length + 2 >= string->allocated_length)
- {
- char *old = string->str;
- string->allocated_length = CTX_MAX (string->allocated_length * 2, string->length + 2);
- string->str = (char*)realloc (old, string->allocated_length);
- }
- string->str[string->length++] = val;
- string->str[string->length] = '\0';
-}
+#define CHUNK_SIZE 32
+#define MIN_MATCH 7 // minimum match length to be encoded
+#define WINDOW_PADDING 16 // look-aside amount
-void ctx_string_append_byte (CtxString *string, char val)
+#if 0
+static void _dassert(int line, int condition, const char *str, int foo, int bar, int baz)
{
- _ctx_string_append_byte (string, val);
+ if (!condition)
+ {
+ FILE *f = fopen ("/tmp/cdebug", "a");
+ fprintf (f, "%i: %s %i %i %i\n", line, str, foo, bar, baz);
+ fclose (f);
+ }
}
+#define dassert(cond, foo, bar, baz) _dassert(__LINE__, cond, #cond, foo, bar ,baz)
+#endif
+#define dassert(cond, foo, bar, baz)
-void ctx_string_append_unichar (CtxString *string, unsigned int unichar)
+/* XXX repeated substring matching is slow, we'll be
+ * better off with a hash-table with linked lists of
+ * matching 3-4 characters in previous.. or even
+ * a naive approach that expects rough alignment..
+ */
+static char *encode_in_terms_of_previous (
+ const char *src, int src_len,
+ const char *prev, int prev_len,
+ int *out_len,
+ int max_ticks)
{
- char *str;
- char utf8[5];
- utf8[ctx_unichar_to_utf8 (unichar, (unsigned char *) utf8)]=0;
- str = utf8;
- while (str && *str)
- {
- _ctx_string_append_byte (string, *str);
- str++;
- }
-}
+ CtxString *string = ctx_string_new ("");
+ CtxList *encoded_list = NULL;
-static inline void _ctx_string_append_str (CtxString *string, const char *str)
-{
- if (!str) { return; }
- while (*str)
- {
- _ctx_string_append_byte (string, *str);
- str++;
- }
-}
+ /* TODO : make expected position offset in prev slide based on
+ * matches and not be constant */
-void ctx_string_append_utf8char (CtxString *string, const char *str)
-{
- if (!str) { return; }
- int len = ctx_utf8_len (*str);
- for (int i = 0; i < len && *str; i++)
- {
- _ctx_string_append_byte (string, *str);
- str++;
- }
-}
+ long ticks_start = ctx_ticks ();
+ int start = 0;
+ int length = CHUNK_SIZE;
+ for (start = 0; start < src_len; start += length)
+ {
+ CtxSpan *span = calloc (sizeof (CtxSpan), 1);
+ span->start = start;
+ if (start + length > src_len)
+ span->length = src_len - start;
+ else
+ span->length = length;
+ span->from_prev = 0;
+ ctx_list_append (&encoded_list, span);
+ }
-void ctx_string_append_str (CtxString *string, const char *str)
-{
- _ctx_string_append_str (string, str);
-}
+ for (CtxList *l = encoded_list; l; l = l->next)
+ {
+ CtxSpan *span = l->data;
+ if (!span->from_prev)
+ {
+ if (span->length >= MIN_MATCH)
+ {
+ int prev_pos = 0;
+ int curr_pos = 0;
+ assert(1);
+#if 0
+ int prev_start = 0;
+ int prev_window_length = prev_len;
+#else
+ int window_padding = WINDOW_PADDING;
+ int prev_start = span->start - window_padding;
+ if (prev_start < 0)
+ prev_start = 0;
-CtxString *ctx_string_new_with_size (const char *initial, int initial_size)
-{
- CtxString *string = (CtxString*)ctx_calloc (sizeof (CtxString), 1);
- ctx_string_init (string, initial_size);
- if (initial)
- { _ctx_string_append_str (string, initial); }
- return string;
-}
+ dassert(span->start>=0 , 0,0,0);
-CtxString *ctx_string_new (const char *initial)
-{
- return ctx_string_new_with_size (initial, 8);
-}
+ int prev_window_length = prev_len - prev_start;
+ if (prev_window_length > span->length + window_padding * 2 + span->start)
+ prev_window_length = span->length + window_padding * 2 + span->start;
+#endif
+ int match_len = 0;
+ if (prev_window_length > 0)
+ match_len = ctx_find_largest_matching_substring(prev + prev_start, src + span->start,
prev_window_length, span->length, &curr_pos, &prev_pos);
+#if 1
+ prev_pos += prev_start;
+#endif
-void ctx_string_append_data (CtxString *string, const char *str, int len)
-{
- int i;
- for (i = 0; i<len; i++)
- { _ctx_string_append_byte (string, str[i]); }
-}
+ if (match_len >= MIN_MATCH)
+ {
+ int start = span->start;
+ int length = span->length;
-void ctx_string_append_string (CtxString *string, CtxString *string2)
-{
- const char *str = ctx_string_get (string2);
- while (str && *str)
- {
- _ctx_string_append_byte (string, *str);
- str++;
- }
-}
+ span->from_prev = 1;
+ span->start = prev_pos;
+ span->length = match_len;
+ dassert (span->start >= 0, prev_pos, prev_start, span->start);
+ dassert (span->length > 0, prev_pos, prev_start, span->length);
-const char *ctx_string_get (CtxString *string)
-{
- return string->str;
-}
+ if (curr_pos)
+ {
+ CtxSpan *prev = calloc (sizeof (CtxSpan), 1);
+ prev->start = start;
+ prev->length = curr_pos;
+ dassert (prev->start >= 0, prev_pos, prev_start, prev->start);
+ dassert (prev->length > 0, prev_pos, prev_start, prev->length);
+ prev->from_prev = 0;
+ ctx_list_insert_before (&encoded_list, l, prev);
+ }
-int ctx_string_get_utf8length (CtxString *string)
-{
- return string->utf8_length;
-}
-int ctx_string_get_length (CtxString *string)
-{
- return string->length;
-}
+ if (match_len + curr_pos < start + length)
+ {
+ CtxSpan *next = calloc (sizeof (CtxSpan), 1);
+ next->start = start + curr_pos + match_len;
+ next->length = (start + length) - next->start;
+ dassert (next->start >= 0, prev_pos, prev_start, next->start);
+ // dassert (next->length > 0, prev_pos, prev_start, next->length);
+ next->from_prev = 0;
+ if (next->length)
+ {
+ if (l->next)
+ ctx_list_insert_before (&encoded_list, l->next, next);
+ else
+ ctx_list_append (&encoded_list, next);
+ }
+ else
+ free (next);
+ }
-void
-ctx_string_free (CtxString *string, int freealloc)
-{
- if (freealloc)
- {
- ctx_string_destroy (string);
+ if (curr_pos) // step one item back for forloop
+ {
+ CtxList *tmp = encoded_list;
+ int found = 0;
+ while (!found && tmp && tmp->next)
+ {
+ if (tmp->next == l)
+ {
+ l = tmp;
+ break;
+ }
+ tmp = tmp->next;
+ }
+ }
+ }
+ }
}
-#if 0
- if (string->is_line)
- {
- VtLine *line = (VtLine*)string;
- if (line->style)
- { free (line->style); }
- if (line->ctx)
- { ctx_free (line->ctx); }
- if (line->ctx_copy)
- { ctx_free (line->ctx_copy); }
- }
-#endif
- free (string);
-}
-
-void
-ctx_string_set (CtxString *string, const char *new_string)
-{
- ctx_string_clear (string);
- _ctx_string_append_str (string, new_string);
-}
-static char *ctx_strdup (const char *str)
-{
- int len = strlen (str);
- char *ret = (char*)malloc (len + 1);
- memcpy (ret, str, len);
- ret[len]=0;
- return ret;
-}
+ if (ctx_ticks ()-ticks_start > (unsigned long)max_ticks)
+ break;
+ }
-void ctx_string_replace_utf8 (CtxString *string, int pos, const char *new_glyph)
-{
- int new_len = ctx_utf8_len (*new_glyph);
-#if 1
- int old_len = string->utf8_length;
-#else
- int old_len = ctx_utf8_strlen (string->str);// string->utf8_length;
-#endif
- char tmpg[3]=" ";
- if (pos == old_len)
- {
- _ctx_string_append_str (string, new_glyph);
- return;
- }
- if (new_len <= 1 && new_glyph[0] < 32)
- {
- new_len = 1;
- tmpg[0]=new_glyph[0]+64;
- new_glyph = tmpg;
- }
+ /* merge adjecant prev span references */
{
- for (int i = old_len; i <= pos + 2; i++)
+ for (CtxList *l = encoded_list; l; l = l->next)
+ {
+ CtxSpan *span = l->data;
+again:
+ if (l->next)
{
- _ctx_string_append_byte (string, ' ');
- old_len++;
+ CtxSpan *next_span = l->next->data;
+ if (span->from_prev && next_span->from_prev &&
+ span->start + span->length ==
+ next_span->start)
+ {
+ span->length += next_span->length;
+ ctx_list_remove (&encoded_list, next_span);
+ goto again;
+ }
}
- }
- if (string->length + new_len >= string->allocated_length - 2)
- {
- char *tmp;
- char *defer;
- string->allocated_length = string->length + new_len + 2;
- tmp = (char*) ctx_calloc (string->allocated_length + 1 + 8, 1);
- strcpy (tmp, string->str);
- defer = string->str;
- string->str = tmp;
- free (defer);
}
- char *p = (char *) ctx_utf8_skip (string->str, pos);
- int prev_len = ctx_utf8_len (*p);
- char *rest;
- if (*p == 0 || * (p+prev_len) == 0)
+ }
+
+ while (encoded_list)
+ {
+ CtxSpan *span = encoded_list->data;
+ if (span->from_prev)
{
- rest = ctx_strdup ("");
+ char ref[128];
+ sprintf (ref, "%c%i %i%c", CTX_CODEC_CHAR, span->start, span->length, CTX_CODEC_CHAR);
+ ctx_string_append_data (string, ref, strlen(ref));
}
- else
+ else
{
- if (p + prev_len >= string->length + string->str)
- { rest = ctx_strdup (""); }
- else
- { rest = ctx_strdup (p + prev_len); }
+ for (int i = span->start; i< span->start+span->length; i++)
+ {
+ if (src[i] == CTX_CODEC_CHAR)
+ {
+ char bytes[2]={CTX_CODEC_CHAR, CTX_CODEC_CHAR};
+ ctx_string_append_data (string, bytes, 2);
+ }
+ else
+ {
+ ctx_string_append_data (string, &src[i], 1);
+ }
+ }
}
- memcpy (p, new_glyph, new_len);
- memcpy (p + new_len, rest, strlen (rest) + 1);
- string->length += new_len;
- string->length -= prev_len;
- free (rest);
- //string->length = strlen (string->str);
- //string->utf8_length = ctx_utf8_strlen (string->str);
-}
+ free (span);
+ ctx_list_remove (&encoded_list, span);
+ }
-void ctx_string_replace_unichar (CtxString *string, int pos, uint32_t unichar)
-{
- uint8_t utf8[8];
- ctx_unichar_to_utf8 (unichar, utf8);
- ctx_string_replace_utf8 (string, pos, (char *) utf8);
+ char *ret = string->str;
+ if (out_len) *out_len = string->length;
+ ctx_string_free (string, 0);
+ return ret;
}
-uint32_t ctx_string_get_unichar (CtxString *string, int pos)
+#if 0 // for documentation/reference purposes
+static char *decode_ctx (const char *encoded, int enc_len, const char *prev, int prev_len, int *out_len)
{
- char *p = (char *) ctx_utf8_skip (string->str, pos);
- if (!p)
- { return 0; }
- return ctx_utf8_to_unichar (p);
-}
+ CtxString *string = ctx_string_new ("");
+ char reference[32]="";
+ int ref_len = 0;
+ int in_ref = 0;
+ for (int i = 0; i < enc_len; i++)
+ {
+ if (encoded[i] == CTX_CODEC_CHAR)
+ {
+ if (!in_ref)
+ {
+ in_ref = 1;
+ }
+ else
+ {
+ int start = atoi (reference);
+ int len = 0;
+ if (strchr (reference, ' '))
+ len = atoi (strchr (reference, ' ')+1);
+ if (start < 0)start = 0;
+ if (start >= prev_len)start = prev_len-1;
+ if (len + start > prev_len)
+ len = prev_len - start;
-void ctx_string_insert_utf8 (CtxString *string, int pos, const char *new_glyph)
-{
- int new_len = ctx_utf8_len (*new_glyph);
- int old_len = string->utf8_length;
- char tmpg[3]=" ";
- if (old_len == pos && 0)
- {
- ctx_string_append_str (string, new_glyph);
- return;
+ if (start == 0 && len == 0)
+ ctx_string_append_byte (string, CTX_CODEC_CHAR);
+ else
+ ctx_string_append_data (string, prev + start, len);
+ ref_len = 0;
+ in_ref = 0;
+ }
}
- if (new_len <= 1 && new_glyph[0] < 32)
+ else
{
- tmpg[0]=new_glyph[0]+64;
- new_glyph = tmpg;
- }
- {
- for (int i = old_len; i <= pos; i++)
+ if (in_ref)
{
- _ctx_string_append_byte (string, ' ');
- old_len++;
+ if (ref_len < 16)
+ {
+ reference[ref_len++] = encoded[i];
+ reference[ref_len] = 0;
+ }
}
- }
- if (string->length + new_len + 1 > string->allocated_length)
- {
- char *tmp;
- char *defer;
- string->allocated_length = string->length + new_len + 1;
- tmp = (char*) ctx_calloc (string->allocated_length + 1, 1);
- strcpy (tmp, string->str);
- defer = string->str;
- string->str = tmp;
- free (defer);
- }
- char *p = (char *) ctx_utf8_skip (string->str, pos);
- int prev_len = ctx_utf8_len (*p);
- char *rest;
- if ( (*p == 0 || * (p+prev_len) == 0) && pos != 0)
- {
- rest = ctx_strdup ("");
- }
- else
- {
- rest = ctx_strdup (p);
+ else
+ ctx_string_append_data (string, &encoded[i], 1);
}
- memcpy (p, new_glyph, new_len);
- memcpy (p + new_len, rest, strlen (rest) + 1);
- free (rest);
- string->length = strlen (string->str);
- string->utf8_length = ctx_utf8_strlen (string->str);
+ }
+ char *ret = string->str;
+ if (out_len) *out_len = string->length;
+ ctx_string_free (string, 0);
+ return ret;
}
+#endif
-void ctx_string_insert_unichar (CtxString *string, int pos, uint32_t unichar)
-{
- uint8_t utf8[5]="";
- utf8[ctx_unichar_to_utf8(unichar, utf8)]=0;
- ctx_string_insert_utf8 (string, pos, (char*)utf8);
-}
+#define CTX_START_STRING "U\n" // or " reset "
+#define CTX_END_STRING "\nX" // or "\ndone"
+#define CTX_END_STRING2 "\n\e"
-void ctx_string_remove (CtxString *string, int pos)
+int ctx_frame_ack = -1;
+static char *prev_frame_contents = NULL;
+static int prev_frame_len = 0;
+
+static void ctx_ctx_flush (CtxCtx *ctxctx)
{
- int old_len = string->utf8_length;
+#if 0
+ FILE *debug = fopen ("/tmp/ctx-debug", "a");
+ fprintf (debug, "------\n");
+#endif
+
+ if (ctx_native_events)
+ fprintf (stdout, "\e[?201h");
+ fprintf (stdout, "\e[H\e[?25l\e[?200h");
+#if 1
+ fprintf (stdout, CTX_START_STRING);
+ ctx_render_stream (ctxctx->ctx, stdout, 0);
+ fprintf (stdout, CTX_END_STRING);
+#else
{
- for (int i = old_len; i <= pos; i++)
- {
- _ctx_string_append_byte (string, ' ');
- old_len++;
- }
- }
- char *p = (char *) ctx_utf8_skip (string->str, pos);
- int prev_len = ctx_utf8_len (*p);
- char *rest;
- if (!p || *p == 0)
+ int cur_frame_len = 0;
+ char *rest = ctx_render_string (ctxctx->ctx, 0, &cur_frame_len);
+ char *cur_frame_contents = malloc (cur_frame_len + strlen(CTX_START_STRING) + strlen (CTX_END_STRING) +
1);
+
+ cur_frame_contents[0]=0;
+ strcat (cur_frame_contents, CTX_START_STRING);
+ strcat (cur_frame_contents, rest);
+ strcat (cur_frame_contents, CTX_END_STRING);
+ free (rest);
+ cur_frame_len += strlen (CTX_START_STRING) + strlen (CTX_END_STRING);
+
+ if (prev_frame_contents && 0) // XXX :
{
- return;
- rest = ctx_strdup ("");
- prev_len = 0;
+ char *encoded;
+ int encoded_len = 0;
+ //uint64_t ticks_start = ctx_ticks ();
+
+ encoded = encode_in_terms_of_previous (cur_frame_contents, cur_frame_len, prev_frame_contents,
prev_frame_len, &encoded_len, 1000 * 10);
+// encoded = strdup (cur_frame_contents);
+// encoded_len = strlen (encoded);
+ //uint64_t ticks_end = ctx_ticks ();
+
+ fwrite (encoded, encoded_len, 1, stdout);
+// fwrite (encoded, cur_frame_len, 1, stdout);
+#if 0
+ fprintf (debug, "---prev-frame(%i)\n%s", (int)strlen(prev_frame_contents), prev_frame_contents);
+ fprintf (debug, "---cur-frame(%i)\n%s", (int)strlen(cur_frame_contents), cur_frame_contents);
+ fprintf (debug, "---encoded(%.4f %i)---\n%s--------\n",
+ (ticks_end-ticks_start)/1000.0,
+ (int)strlen(encoded), encoded);
+#endif
+ free (encoded);
}
- else if (* (p+prev_len) == 0)
- {
- rest = ctx_strdup ("");
- }
- else
+ else
{
- rest = ctx_strdup (p + prev_len);
+ fwrite (cur_frame_contents, cur_frame_len, 1, stdout);
}
- strcpy (p, rest);
- string->str[string->length - prev_len] = 0;
- free (rest);
- string->length = strlen (string->str);
- string->utf8_length = ctx_utf8_strlen (string->str);
+
+ if (prev_frame_contents)
+ free (prev_frame_contents);
+ prev_frame_contents = cur_frame_contents;
+ prev_frame_len = cur_frame_len;
+ }
+#endif
+#if 0
+ fclose (debug);
+#endif
+ fprintf (stdout, CTX_END_STRING2);
+
+ fprintf (stdout, "\e[5n");
+ fflush (stdout);
+
+ ctx_frame_ack = 0;
+ do {
+ ctx_consume_events (ctxctx->ctx);
+ } while (ctx_frame_ack != 1);
}
-char *ctx_strdup_printf (const char *format, ...)
+void ctx_ctx_free (CtxCtx *ctx)
{
- va_list ap;
- size_t needed;
- char *buffer;
- va_start (ap, format);
- needed = vsnprintf (NULL, 0, format, ap) + 1;
- buffer = (char*)malloc (needed);
- va_end (ap);
- va_start (ap, format);
- vsnprintf (buffer, needed, format, ap);
- va_end (ap);
- return buffer;
+ nc_at_exit ();
+ free (ctx);
+ /* we're not destoring the ctx member, this is function is called in ctx' teardown */
}
-void ctx_string_append_printf (CtxString *string, const char *format, ...)
+Ctx *ctx_new_ctx (int width, int height)
{
- va_list ap;
- size_t needed;
- char *buffer;
- va_start (ap, format);
- needed = vsnprintf (NULL, 0, format, ap) + 1;
- buffer = (char*)malloc (needed);
- va_end (ap);
- va_start (ap, format);
- vsnprintf (buffer, needed, format, ap);
- va_end (ap);
- ctx_string_append_str (string, buffer);
- free (buffer);
+ float font_size = 12.0;
+ Ctx *ctx = ctx_new ();
+ CtxCtx *ctxctx = (CtxCtx*)calloc (sizeof (CtxCtx), 1);
+ fprintf (stdout, "\e[?1049h");
+ fflush (stdout);
+ //fprintf (stderr, "\e[H");
+ //fprintf (stderr, "\e[2J");
+ ctx_native_events = 1;
+ if (width <= 0 || height <= 0)
+ {
+ ctxctx->cols = ctx_terminal_cols ();
+ ctxctx->rows = ctx_terminal_rows ();
+ width = ctxctx->width = ctx_terminal_width ();
+ height = ctxctx->height = ctx_terminal_height ();
+ font_size = height / ctxctx->rows;
+ ctx_font_size (ctx, font_size);
+ }
+ else
+ {
+ ctxctx->width = width;
+ ctxctx->height = height;
+ ctxctx->cols = width / 80;
+ ctxctx->rows = height / 24;
+ }
+ ctxctx->ctx = ctx;
+ if (!ctx_native_events)
+ _ctx_mouse (ctx, NC_MOUSE_DRAG);
+ ctx_set_renderer (ctx, ctxctx);
+ ctx_set_size (ctx, width, height);
+ ctxctx->flush = (void(*)(void *))ctx_ctx_flush;
+ ctxctx->free = (void(*)(void *))ctx_ctx_free;
+ return ctx;
}
-#if CTX_CAIRO
-
-typedef struct _CtxCairo CtxCairo;
-struct
- _CtxCairo
-{
- CtxImplementation vfuncs;
- Ctx *ctx;
- cairo_t *cr;
- cairo_pattern_t *pat;
- cairo_surface_t *image;
- int preserve;
-};
+void ctx_ctx_pcm (Ctx *ctx);
-static void
-ctx_cairo_process (CtxCairo *ctx_cairo, CtxCommand *c)
+int ctx_ctx_consume_events (Ctx *ctx)
{
- CtxEntry *entry = (CtxEntry *) &c->entry;
- cairo_t *cr = ctx_cairo->cr;
- switch (entry->code)
- {
- case CTX_LINE_TO:
- cairo_line_to (cr, c->line_to.x, c->line_to.y);
- break;
- case CTX_REL_LINE_TO:
- cairo_rel_line_to (cr, c->rel_line_to.x, c->rel_line_to.y);
- break;
- case CTX_MOVE_TO:
- cairo_move_to (cr, c->move_to.x, c->move_to.y);
- break;
- case CTX_REL_MOVE_TO:
- cairo_rel_move_to (cr, ctx_arg_float (0), ctx_arg_float (1) );
- break;
- case CTX_CURVE_TO:
- cairo_curve_to (cr, ctx_arg_float (0), ctx_arg_float (1),
- ctx_arg_float (2), ctx_arg_float (3),
- ctx_arg_float (4), ctx_arg_float (5) );
- break;
- case CTX_REL_CURVE_TO:
- cairo_rel_curve_to (cr,ctx_arg_float (0), ctx_arg_float (1),
- ctx_arg_float (2), ctx_arg_float (3),
- ctx_arg_float (4), ctx_arg_float (5) );
- break;
- case CTX_PRESERVE:
- ctx_cairo->preserve = 1;
- break;
- case CTX_QUAD_TO:
- {
- double x0, y0;
- cairo_get_current_point (cr, &x0, &y0);
- float cx = ctx_arg_float (0);
- float cy = ctx_arg_float (1);
- float x = ctx_arg_float (2);
- float y = ctx_arg_float (3);
- cairo_curve_to (cr,
- (cx * 2 + x0) / 3.0f, (cy * 2 + y0) / 3.0f,
- (cx * 2 + x) / 3.0f, (cy * 2 + y) / 3.0f,
- x, y);
- }
- break;
- case CTX_REL_QUAD_TO:
- {
- double x0, y0;
- cairo_get_current_point (cr, &x0, &y0);
- float cx = ctx_arg_float (0) + x0;
- float cy = ctx_arg_float (1) + y0;
- float x = ctx_arg_float (2) + x0;
- float y = ctx_arg_float (3) + y0;
- cairo_curve_to (cr,
- (cx * 2 + x0) / 3.0f, (cy * 2 + y0) / 3.0f,
- (cx * 2 + x) / 3.0f, (cy * 2 + y) / 3.0f,
- x, y);
- }
- break;
- /* rotate/scale/translate does not occur in fully minified data stream */
- case CTX_ROTATE:
- cairo_rotate (cr, ctx_arg_float (0) );
- break;
- case CTX_SCALE:
- cairo_scale (cr, ctx_arg_float (0), ctx_arg_float (1) );
- break;
- case CTX_TRANSLATE:
- cairo_translate (cr, ctx_arg_float (0), ctx_arg_float (1) );
- break;
- case CTX_LINE_WIDTH:
- cairo_set_line_width (cr, ctx_arg_float (0) );
- break;
- case CTX_ARC:
-#if 0
- fprintf (stderr, "F %2.1f %2.1f %2.1f %2.1f %2.1f %2.1f\n",
- ctx_arg_float(0),
- ctx_arg_float(1),
- ctx_arg_float(2),
- ctx_arg_float(3),
- ctx_arg_float(4),
- ctx_arg_float(5),
- ctx_arg_float(6));
+ int ix, iy;
+ CtxCtx *ctxctx = (CtxCtx*)ctx->renderer;
+ const char *event = NULL;
+#if CTX_AUDIO
+ ctx_ctx_pcm (ctx);
#endif
- if (ctx_arg_float (5) == 1)
- cairo_arc (cr, ctx_arg_float (0), ctx_arg_float (1),
- ctx_arg_float (2), ctx_arg_float (3),
- ctx_arg_float (4) );
- else
- cairo_arc_negative (cr, ctx_arg_float (0), ctx_arg_float (1),
- ctx_arg_float (2), ctx_arg_float (3),
- ctx_arg_float (4) );
- break;
- case CTX_SET_RGBA_U8:
- cairo_set_source_rgba (cr, ctx_u8_to_float (ctx_arg_u8 (0) ),
- ctx_u8_to_float (ctx_arg_u8 (1) ),
- ctx_u8_to_float (ctx_arg_u8 (2) ),
- ctx_u8_to_float (ctx_arg_u8 (3) ) );
- break;
+ if (ctx_native_events)
+ {
+ float x = 0, y = 0;
+ int b = 0;
+ char event_type[128]="";
+ event = ctx_native_get_event (ctx, 1000/120);
#if 0
- case CTX_SET_RGBA_STROKE: // XXX : we need to maintain
- // state for the two kinds
- cairo_set_source_rgba (cr, ctx_arg_u8 (0) /255.0,
- ctx_arg_u8 (1) /255.0,
- ctx_arg_u8 (2) /255.0,
- ctx_arg_u8 (3) /255.0);
- break;
+ if(event){
+ FILE *file = fopen ("/tmp/log", "a");
+ fprintf (file, "[%s]\n", event);
+ fclose (file);
+ }
#endif
- case CTX_RECTANGLE:
- case CTX_ROUND_RECTANGLE: // XXX - arcs
- cairo_rectangle (cr, c->rectangle.x, c->rectangle.y,
- c->rectangle.width, c->rectangle.height);
- break;
- case CTX_SET_PIXEL:
- cairo_set_source_rgba (cr, ctx_u8_to_float (ctx_arg_u8 (0) ),
- ctx_u8_to_float (ctx_arg_u8 (1) ),
- ctx_u8_to_float (ctx_arg_u8 (2) ),
- ctx_u8_to_float (ctx_arg_u8 (3) ) );
- cairo_rectangle (cr, ctx_arg_u16 (2), ctx_arg_u16 (3), 1, 1);
- cairo_fill (cr);
- break;
- case CTX_FILL:
- if (ctx_cairo->preserve)
- {
- cairo_fill_preserve (cr);
- ctx_cairo->preserve = 0;
- }
- else
- {
- cairo_fill (cr);
- }
- break;
- case CTX_STROKE:
- if (ctx_cairo->preserve)
- {
- cairo_stroke_preserve (cr);
- ctx_cairo->preserve = 0;
- }
- else
- {
- cairo_stroke (cr);
- }
- break;
- case CTX_IDENTITY:
- cairo_identity_matrix (cr);
- break;
- case CTX_CLIP:
- if (ctx_cairo->preserve)
+ if (event)
+ {
+ sscanf (event, "%s %f %f %i", event_type, &x, &y, &b);
+ if (!strcmp (event_type, "idle"))
+ {
+ }
+ else if (!strcmp (event_type, "mouse-press"))
+ {
+ ctx_pointer_press (ctx, x, y, b, 0);
+ }
+ else if (!strcmp (event_type, "mouse-drag")||
+ !strcmp (event_type, "mouse-motion"))
+ {
+ ctx_pointer_motion (ctx, x, y, b, 0);
+ }
+ else if (!strcmp (event_type, "mouse-release"))
+ {
+ ctx_pointer_release (ctx, x, y, b, 0);
+ }
+ else if (!strcmp (event_type, "message"))
+ {
+ ctx_incoming_message (ctx, event + strlen ("message"), 0);
+ } else if (!strcmp (event, "size-changed"))
+ {
+ fprintf (stdout, "\e[H\e[2J\e[?25l");
+ ctxctx->cols = ctx_terminal_cols ();
+ ctxctx->rows = ctx_terminal_rows ();
+ ctxctx->width = ctx_terminal_width ();
+ ctxctx->height = ctx_terminal_height ();
+ ctx_set_size (ctx, ctxctx->width, ctxctx->height);
+
+ if (prev_frame_contents)
+ free (prev_frame_contents);
+ prev_frame_contents = NULL;
+ prev_frame_len = 0;
+ ctx_set_dirty (ctx, 1);
+ //ctx_key_press (ctx, 0, "size-changed", 0);
+ }
+ else if (!strcmp (event_type, "keyup"))
+ {
+ char buf[4]={ x, 0 };
+ ctx_key_up (ctx, (int)x, buf, 0);
+ }
+ else if (!strcmp (event_type, "keydown"))
+ {
+ char buf[4]={ x, 0 };
+ ctx_key_down (ctx, (int)x, buf, 0);
+ }
+ else
+ {
+ ctx_key_press (ctx, 0, event, 0);
+ }
+ }
+ }
+ else
+ {
+ float x, y;
+ event = ctx_nct_get_event (ctx, 20, &ix, &iy);
+
+ x = (ix - 1.0 + 0.5) / ctxctx->cols * ctx->events.width;
+ y = (iy - 1.0) / ctxctx->rows * ctx->events.height;
+
+ if (!strcmp (event, "mouse-press"))
+ {
+ ctx_pointer_press (ctx, x, y, 0, 0);
+ ctxctx->was_down = 1;
+ } else if (!strcmp (event, "mouse-release"))
+ {
+ ctx_pointer_release (ctx, x, y, 0, 0);
+ } else if (!strcmp (event, "mouse-motion"))
+ {
+ //nct_set_cursor_pos (backend->term, ix, iy);
+ //nct_flush (backend->term);
+ if (ctxctx->was_down)
{
- cairo_clip_preserve (cr);
- ctx_cairo->preserve = 0;
+ ctx_pointer_release (ctx, x, y, 0, 0);
+ ctxctx->was_down = 0;
}
+ ctx_pointer_motion (ctx, x, y, 0, 0);
+ } else if (!strcmp (event, "mouse-drag"))
+ {
+ ctx_pointer_motion (ctx, x, y, 0, 0);
+ } else if (!strcmp (event, "size-changed"))
+ {
+ fprintf (stdout, "\e[H\e[2J\e[?25l");
+ ctxctx->cols = ctx_terminal_cols ();
+ ctxctx->rows = ctx_terminal_rows ();
+ ctxctx->width = ctx_terminal_width ();
+ ctxctx->height = ctx_terminal_height ();
+ ctx_set_size (ctx, ctxctx->width, ctxctx->height);
+
+ if (prev_frame_contents)
+ free (prev_frame_contents);
+ prev_frame_contents = NULL;
+ prev_frame_len = 0;
+ ctx_set_dirty (ctx, 1);
+ //ctx_key_press (ctx, 0, "size-changed", 0);
+ }
+ else
+ {
+ if (!strcmp (event, "esc"))
+ ctx_key_press (ctx, 0, "escape", 0);
+ else if (!strcmp (event, "space"))
+ ctx_key_press (ctx, 0, "space", 0);
+ else if (!strcmp (event, "enter")||
+ !strcmp (event, "return"))
+ ctx_key_press (ctx, 0, "\n", 0);
else
+ ctx_key_press (ctx, 0, event, 0);
+ }
+ }
+
+ return 1;
+}
+
+int ctx_renderer_is_ctx (Ctx *ctx)
+{
+ if (ctx->renderer &&
+ ctx->renderer->free == (void*)ctx_ctx_free)
+ return 1;
+ return 0;
+}
+
+#endif
+
+#if CTX_TILED
+static inline int
+ctx_tiled_threads_done (CtxTiled *tiled)
+{
+ int sum = 0;
+ for (int i = 0; i < _ctx_max_threads; i++)
+ {
+ if (tiled->rendered_frame[i] == tiled->render_frame)
+ sum ++;
+ }
+ return sum;
+}
+
+int _ctx_damage_control = 0;
+
+void ctx_tiled_free (CtxTiled *tiled)
+{
+ tiled->quit = 1;
+ mtx_lock (&tiled->mtx);
+ cnd_broadcast (&tiled->cond);
+ mtx_unlock (&tiled->mtx);
+
+ while (tiled->thread_quit < _ctx_max_threads)
+ usleep (1000);
+
+ if (tiled->pixels)
+ {
+ free (tiled->pixels);
+ tiled->pixels = NULL;
+ for (int i = 0 ; i < _ctx_max_threads; i++)
+ {
+ ctx_free (tiled->host[i]);
+ tiled->host[i]=NULL;
+ }
+
+ ctx_free (tiled->ctx_copy);
+ }
+ // leak?
+}
+static unsigned char *sdl_icc = NULL;
+static long sdl_icc_length = 0;
+
+inline static void ctx_tiled_flush (CtxTiled *tiled)
+{
+ if (tiled->shown_frame == tiled->render_frame)
+ {
+ int dirty_tiles = 0;
+ ctx_set_drawlist (tiled->ctx_copy, &tiled->ctx->drawlist.entries[0],
+ tiled->ctx->drawlist.count * 9);
+ if (_ctx_enable_hash_cache)
+ {
+ Ctx *hasher = ctx_hasher_new (tiled->width, tiled->height,
+ CTX_HASH_COLS, CTX_HASH_ROWS);
+ ctx_render_ctx (tiled->ctx_copy, hasher);
+
+ for (int row = 0; row < CTX_HASH_ROWS; row++)
+ for (int col = 0; col < CTX_HASH_COLS; col++)
{
- cairo_clip (cr);
- }
- break;
- break;
- case CTX_BEGIN_PATH:
- cairo_new_path (cr);
- break;
- case CTX_CLOSE_PATH:
- cairo_close_path (cr);
- break;
- case CTX_SAVE:
- cairo_save (cr);
- break;
- case CTX_RESTORE:
- cairo_restore (cr);
- break;
- case CTX_FONT_SIZE:
- cairo_set_font_size (cr, ctx_arg_float (0) );
- break;
- case CTX_MITER_LIMIT:
- cairo_set_miter_limit (cr, ctx_arg_float (0) );
- break;
- case CTX_LINE_CAP:
- {
- int cairo_val = CAIRO_LINE_CAP_SQUARE;
- switch (ctx_arg_u8 (0) )
- {
- case CTX_CAP_ROUND:
- cairo_val = CAIRO_LINE_CAP_ROUND;
- break;
- case CTX_CAP_SQUARE:
- cairo_val = CAIRO_LINE_CAP_SQUARE;
- break;
- case CTX_CAP_NONE:
- cairo_val = CAIRO_LINE_CAP_BUTT;
- break;
- }
- cairo_set_line_cap (cr, cairo_val);
- }
- break;
- case CTX_BLEND_MODE:
- {
- // does not map to cairo
- }
- break;
- case CTX_COMPOSITING_MODE:
- {
- int cairo_val = CAIRO_OPERATOR_OVER;
- switch (ctx_arg_u8 (0) )
- {
- case CTX_COMPOSITE_SOURCE_OVER:
- cairo_val = CAIRO_OPERATOR_OVER;
- break;
- case CTX_COMPOSITE_COPY:
- cairo_val = CAIRO_OPERATOR_SOURCE;
- break;
- }
- cairo_set_operator (cr, cairo_val);
- }
- case CTX_LINE_JOIN:
- {
- int cairo_val = CAIRO_LINE_JOIN_ROUND;
- switch (ctx_arg_u8 (0) )
- {
- case CTX_JOIN_ROUND:
- cairo_val = CAIRO_LINE_JOIN_ROUND;
- break;
- case CTX_JOIN_BEVEL:
- cairo_val = CAIRO_LINE_JOIN_BEVEL;
- break;
- case CTX_JOIN_MITER:
- cairo_val = CAIRO_LINE_JOIN_MITER;
- break;
- }
- cairo_set_line_join (cr, cairo_val);
+ uint8_t *new_hash = ctx_hasher_get_hash (hasher, col, row);
+ if (new_hash && memcmp (new_hash, &tiled->hashes[(row * CTX_HASH_COLS + col) * 20], 20))
+ {
+ memcpy (&tiled->hashes[(row * CTX_HASH_COLS + col)*20], new_hash, 20);
+ tiled->tile_affinity[row * CTX_HASH_COLS + col] = 1;
+ dirty_tiles++;
+ }
+ else
+ {
+ tiled->tile_affinity[row * CTX_HASH_COLS + col] = -1;
+ }
}
- break;
- case CTX_LINEAR_GRADIENT:
+ free (((CtxHasher*)(hasher->renderer))->hashes);
+ ctx_free (hasher);
+ }
+ else
+ {
+ for (int row = 0; row < CTX_HASH_ROWS; row++)
+ for (int col = 0; col < CTX_HASH_COLS; col++)
{
- if (ctx_cairo->pat)
- {
- cairo_pattern_destroy (ctx_cairo->pat);
- ctx_cairo->pat = NULL;
- }
- ctx_cairo->pat = cairo_pattern_create_linear (ctx_arg_float (0), ctx_arg_float (1),
- ctx_arg_float (2), ctx_arg_float (3) );
- cairo_pattern_add_color_stop_rgba (ctx_cairo->pat, 0, 0, 0, 0, 1);
- cairo_pattern_add_color_stop_rgba (ctx_cairo->pat, 1, 1, 1, 1, 1);
- cairo_set_source (cr, ctx_cairo->pat);
+ tiled->tile_affinity[row * CTX_HASH_COLS + col] = 1;
+ dirty_tiles++;
}
- break;
- case CTX_RADIAL_GRADIENT:
+ }
+ int dirty_no = 0;
+ if (dirty_tiles)
+ for (int row = 0; row < CTX_HASH_ROWS; row++)
+ for (int col = 0; col < CTX_HASH_COLS; col++)
+ {
+ if (tiled->tile_affinity[row * CTX_HASH_COLS + col] != -1)
{
- if (ctx_cairo->pat)
- {
- cairo_pattern_destroy (ctx_cairo->pat);
- ctx_cairo->pat = NULL;
- }
- ctx_cairo->pat = cairo_pattern_create_radial (ctx_arg_float (0), ctx_arg_float (1),
- ctx_arg_float (2), ctx_arg_float (3),
- ctx_arg_float (4), ctx_arg_float (5) );
- cairo_set_source (cr, ctx_cairo->pat);
+ tiled->tile_affinity[row * CTX_HASH_COLS + col] = dirty_no * (_ctx_max_threads) / dirty_tiles;
+ dirty_no++;
+ if (col > tiled->max_col) tiled->max_col = col;
+ if (col < tiled->min_col) tiled->min_col = col;
+ if (row > tiled->max_row) tiled->max_row = row;
+ if (row < tiled->min_row) tiled->min_row = row;
}
- break;
- case CTX_GRADIENT_STOP:
- cairo_pattern_add_color_stop_rgba (ctx_cairo->pat,
- ctx_arg_float (0),
- ctx_u8_to_float (ctx_arg_u8 (4) ),
- ctx_u8_to_float (ctx_arg_u8 (5) ),
- ctx_u8_to_float (ctx_arg_u8 (6) ),
- ctx_u8_to_float (ctx_arg_u8 (7) ) );
- break;
- // XXX implement TEXTURE
+ }
+
+ if (_ctx_damage_control)
+ {
+ for (int i = 0; i < tiled->width * tiled->height; i++)
+ {
+ tiled->pixels[i*4+2] = (tiled->pixels[i*4+2] + 255)/2;
+ }
+ }
+
+ tiled->render_frame = ++tiled->frame;
+
#if 0
- case CTX_LOAD_IMAGE:
+
+ //if (tiled->tile_affinity[hno]==no)
+ {
+ int x0 = ((tiled->width)/CTX_HASH_COLS) * 0;
+ int y0 = ((tiled->height)/CTX_HASH_ROWS) * 0;
+ int width = tiled->width / CTX_HASH_COLS;
+ int height = tiled->height / CTX_HASH_ROWS;
+ Ctx *host = tiled->host[0];
+
+ CtxRasterizer *rasterizer = (CtxRasterizer*)host->renderer;
+ int swap_red_green = ((CtxRasterizer*)(host->renderer))->swap_red_green;
+ ctx_rasterizer_init (rasterizer,
+ host, tiled->ctx, &host->state,
+ &tiled->pixels[tiled->width * 4 * y0 + x0 * 4],
+ 0, 0, 1, 1,
+ tiled->width*4, CTX_FORMAT_BGRA8,
+ tiled->antialias);
+ ((CtxRasterizer*)(host->renderer))->swap_red_green = swap_red_green;
+ if (sdl_icc_length)
+ ctx_colorspace (host, CTX_COLOR_SPACE_DEVICE_RGB, sdl_icc, sdl_icc_length);
+
+ ctx_translate (host, -x0, -y0);
+ ctx_render_ctx (tiled->ctx_copy, host);
+ }
+#endif
+
+
+ mtx_lock (&tiled->mtx);
+ cnd_broadcast (&tiled->cond);
+ mtx_unlock (&tiled->mtx);
+ }
+}
+
+static
+void ctx_tiled_render_fun (void **data)
+{
+ int no = (size_t)data[0];
+ CtxTiled *tiled = data[1];
+
+ while (!tiled->quit)
+ {
+ Ctx *host = tiled->host[no];
+
+ mtx_lock (&tiled->mtx);
+ cnd_wait(&tiled->cond, &tiled->mtx);
+ mtx_unlock (&tiled->mtx);
+
+ if (tiled->render_frame != tiled->rendered_frame[no])
+ {
+ int hno = 0;
+ for (int row = 0; row < CTX_HASH_ROWS; row++)
+ for (int col = 0; col < CTX_HASH_COLS; col++, hno++)
{
- if (image)
- {
- cairo_surface_destroy (image);
- image = NULL;
- }
- if (pat)
+ if (tiled->tile_affinity[hno]==no)
+ {
+ int x0 = ((tiled->width)/CTX_HASH_COLS) * col;
+ int y0 = ((tiled->height)/CTX_HASH_ROWS) * row;
+ int width = tiled->width / CTX_HASH_COLS;
+ int height = tiled->height / CTX_HASH_ROWS;
+
+ CtxRasterizer *rasterizer = (CtxRasterizer*)host->renderer;
+#if 1 // merge horizontally adjecant tiles of same affinity into one job
+ while (col + 1 < CTX_HASH_COLS &&
+ tiled->tile_affinity[hno+1] == no)
{
- cairo_pattern_destroy (pat);
- pat = NULL;
+ width += tiled->width / CTX_HASH_COLS;
+ col++;
+ hno++;
}
- image = cairo_image_surface_create_from_png (ctx_arg_string() );
- cairo_set_source_surface (cr, image, ctx_arg_float (0), ctx_arg_float (1) );
- }
- break;
#endif
- case CTX_TEXT:
- /* XXX: implement some linebreaking/wrap, positioning
- * behavior here
- */
- cairo_show_text (cr, ctx_arg_string () );
- break;
- case CTX_CONT:
- case CTX_EDGE:
- case CTX_DATA:
- case CTX_DATA_REV:
- case CTX_FLUSH:
- break;
+ int swap_red_green = ((CtxRasterizer*)(host->renderer))->swap_red_green;
+ ctx_rasterizer_init (rasterizer,
+ host, tiled->ctx, &host->state,
+ &tiled->pixels[tiled->width * 4 * y0 + x0 * 4],
+ 0, 0, width, height,
+ tiled->width*4, CTX_FORMAT_BGRA8,
+ tiled->antialias);
+ ((CtxRasterizer*)(host->renderer))->swap_red_green = swap_red_green;
+ if (sdl_icc_length)
+ ctx_colorspace (host, CTX_COLOR_SPACE_DEVICE_RGB, sdl_icc, sdl_icc_length);
+
+ ctx_translate (host, -x0, -y0);
+ ctx_render_ctx (tiled->ctx_copy, host);
+ }
+ }
+ tiled->rendered_frame[no] = tiled->render_frame;
}
- ctx_process (ctx_cairo->ctx, entry);
+ }
+ tiled->thread_quit++; // need atomic?
}
-void ctx_cairo_free (CtxCairo *ctx_cairo)
+#endif
+
+
+#if CTX_EVENTS
+
+#if !__COSMOPOLITAN__
+#include <fcntl.h>
+#include <sys/ioctl.h>
+#include <signal.h>
+#endif
+
+
+#if CTX_FB
+ #include <linux/fb.h>
+ #include <linux/vt.h>
+ #include <linux/kd.h>
+ #include <sys/mman.h>
+ #include <threads.h>
+ #include <libdrm/drm.h>
+ #include <libdrm/drm_mode.h>
+
+typedef struct _EvSource EvSource;
+
+
+struct _EvSource
{
- if (ctx_cairo->pat)
- { cairo_pattern_destroy (ctx_cairo->pat); }
- if (ctx_cairo->image)
- { cairo_surface_destroy (ctx_cairo->image); }
- free (ctx_cairo);
+ void *priv; /* private storage */
+
+ /* returns non 0 if there is events waiting */
+ int (*has_event) (EvSource *ev_source);
+
+ /* get an event, the returned event should be freed by the caller */
+ char *(*get_event) (EvSource *ev_source);
+
+ /* destroy/unref this instance */
+ void (*destroy) (EvSource *ev_source);
+
+ /* get the underlying fd, useful for using select on */
+ int (*get_fd) (EvSource *ev_source);
+
+
+ void (*set_coord) (EvSource *ev_source, double x, double y);
+ /* set_coord is needed to warp relative cursors into normalized range,
+ * like normal mice/trackpads/nipples - to obey edges and more.
+ */
+
+ /* if this returns non-0 select can be used for non-blocking.. */
+};
+
+
+typedef struct _CtxFb CtxFb;
+struct _CtxFb
+{
+ CtxTiled tiled;
+#if 0
+ void (*render) (void *fb, CtxCommand *command);
+ void (*reset) (void *fb);
+ void (*flush) (void *fb);
+ char *(*get_clipboard) (void *ctxctx);
+ void (*set_clipboard) (void *ctxctx, const char *text);
+ void (*free) (void *fb);
+ Ctx *ctx;
+ int width;
+ int height;
+ int cols; // unused
+ int rows; // unused
+ int was_down;
+ uint8_t *pixels;
+ Ctx *ctx_copy;
+ Ctx *host[CTX_MAX_THREADS];
+ CtxAntialias antialias;
+ int quit;
+ _Atomic int thread_quit;
+ int shown_frame;
+ int render_frame;
+ int rendered_frame[CTX_MAX_THREADS];
+ int frame;
+ int min_col; // hasher cols and rows
+ int min_row;
+ int max_col;
+ int max_row;
+ uint8_t hashes[CTX_HASH_ROWS * CTX_HASH_COLS * 20];
+ int8_t tile_affinity[CTX_HASH_ROWS * CTX_HASH_COLS]; // which render thread no is
+ // responsible for a tile
+ //
+
+
+ int pointer_down[3];
+#endif
+ int key_balance;
+ int key_repeat;
+ int lctrl;
+ int lalt;
+ int rctrl;
+
+ uint8_t *fb;
+
+ int fb_fd;
+ char *fb_path;
+ int fb_bits;
+ int fb_bpp;
+ int fb_mapped_size;
+ struct fb_var_screeninfo vinfo;
+ struct fb_fix_screeninfo finfo;
+ int vt;
+ int tty;
+ int vt_active;
+ EvSource *evsource[4];
+ int evsource_count;
+ int is_drm;
+ cnd_t cond;
+ mtx_t mtx;
+ struct drm_mode_crtc crtc;
+};
+
+static char *ctx_fb_clipboard = NULL;
+static void ctx_fb_set_clipboard (CtxFb *fb, const char *text)
+{
+ if (ctx_fb_clipboard)
+ free (ctx_fb_clipboard);
+ ctx_fb_clipboard = NULL;
+ if (text)
+ {
+ ctx_fb_clipboard = strdup (text);
+ }
}
-void
-ctx_render_cairo (Ctx *ctx, cairo_t *cr)
+static char *ctx_fb_get_clipboard (CtxFb *sdl)
{
- CtxIterator iterator;
- CtxCommand *command;
- CtxCairo ctx_cairo = {{(void*)ctx_cairo_process, NULL, NULL}, ctx, cr, NULL, NULL};
- ctx_iterator_init (&iterator, &ctx->drawlist, 0,
- CTX_ITERATOR_EXPAND_BITPACK);
- while ( (command = ctx_iterator_next (&iterator) ) )
- { ctx_cairo_process (&ctx_cairo, command); }
+ if (ctx_fb_clipboard) return strdup (ctx_fb_clipboard);
+ return strdup ("");
}
-Ctx *
-ctx_new_for_cairo (cairo_t *cr)
+#if UINTPTR_MAX == 0xffFFffFF
+ #define fbdrmuint_t uint32_t
+#elif UINTPTR_MAX == 0xffFFffFFffFFffFF
+ #define fbdrmuint_t uint64_t
+#endif
+
+void *ctx_fbdrm_new (CtxFb *fb, int *width, int *height)
{
- Ctx *ctx = ctx_new ();
- CtxCairo *ctx_cairo = calloc(sizeof(CtxCairo),1);
- ctx_cairo->vfuncs.free = (void*)ctx_cairo_free;
- ctx_cairo->vfuncs.process = (void*)ctx_cairo_process;
- ctx_cairo->ctx = ctx;
- ctx_cairo->cr = cr;
+ int got_master = 0;
+ fb->fb_fd = open("/dev/dri/card0", O_RDWR | O_CLOEXEC);
+ if (!fb->fb_fd)
+ return NULL;
+ static fbdrmuint_t res_conn_buf[20]={0}; // this is static since its contents
+ // are used by the flip callback
+ fbdrmuint_t res_fb_buf[20]={0};
+ fbdrmuint_t res_crtc_buf[20]={0};
+ fbdrmuint_t res_enc_buf[20]={0};
+ struct drm_mode_card_res res={0};
- ctx_set_renderer (ctx, (void*)ctx_cairo);
- return ctx;
-}
+ if (ioctl(fb->fb_fd, DRM_IOCTL_SET_MASTER, 0))
+ goto cleanup;
+ got_master = 1;
-#endif
+ if (ioctl(fb->fb_fd, DRM_IOCTL_MODE_GETRESOURCES, &res))
+ goto cleanup;
+ res.fb_id_ptr=(fbdrmuint_t)res_fb_buf;
+ res.crtc_id_ptr=(fbdrmuint_t)res_crtc_buf;
+ res.connector_id_ptr=(fbdrmuint_t)res_conn_buf;
+ res.encoder_id_ptr=(fbdrmuint_t)res_enc_buf;
+ if(ioctl(fb->fb_fd, DRM_IOCTL_MODE_GETRESOURCES, &res))
+ goto cleanup;
-#if CTX_EVENTS
-static int ctx_find_largest_matching_substring
- (const char *X, const char *Y, int m, int n, int *offsetY, int *offsetX)
-{
- int longest_common_suffix[2][n+1];
- int best_length = 0;
- for (int i=0; i<=m; i++)
- {
- for (int j=0; j<=n; j++)
- {
- if (i == 0 || j == 0 || !(X[i-1] == Y[j-1]))
- {
- longest_common_suffix[i%2][j] = 0;
- }
- else
- {
- longest_common_suffix[i%2][j] = longest_common_suffix[(i-1)%2][j-1] + 1;
- if (best_length < longest_common_suffix[i%2][j])
- {
- best_length = longest_common_suffix[i%2][j];
- if (offsetY) *offsetY = j - best_length;
- if (offsetX) *offsetX = i - best_length;
- }
- }
- }
- }
- return best_length;
-}
+ unsigned int i;
+ for (i=0;i<res.count_connectors;i++)
+ {
+ struct drm_mode_modeinfo conn_mode_buf[20]={0};
+ fbdrmuint_t conn_prop_buf[20]={0},
+ conn_propval_buf[20]={0},
+ conn_enc_buf[20]={0};
-typedef struct CtxSpan {
- int from_prev;
- int start;
- int length;
-} CtxSpan;
+ struct drm_mode_get_connector conn={0};
-#define CHUNK_SIZE 32
-#define MIN_MATCH 7 // minimum match length to be encoded
-#define WINDOW_PADDING 16 // look-aside amount
+ conn.connector_id=res_conn_buf[i];
-#if 0
-static void _dassert(int line, int condition, const char *str, int foo, int bar, int baz)
-{
- if (!condition)
- {
- FILE *f = fopen ("/tmp/cdebug", "a");
- fprintf (f, "%i: %s %i %i %i\n", line, str, foo, bar, baz);
- fclose (f);
- }
+ if (ioctl(fb->fb_fd, DRM_IOCTL_MODE_GETCONNECTOR, &conn))
+ goto cleanup;
+
+ conn.modes_ptr=(fbdrmuint_t)conn_mode_buf;
+ conn.props_ptr=(fbdrmuint_t)conn_prop_buf;
+ conn.prop_values_ptr=(fbdrmuint_t)conn_propval_buf;
+ conn.encoders_ptr=(fbdrmuint_t)conn_enc_buf;
+
+ if (ioctl(fb->fb_fd, DRM_IOCTL_MODE_GETCONNECTOR, &conn))
+ goto cleanup;
+
+ //Check if the connector is OK to use (connected to something)
+ if (conn.count_encoders<1 || conn.count_modes<1 || !conn.encoder_id || !conn.connection)
+ continue;
+
+//------------------------------------------------------------------------------
+//Creating a dumb buffer
+//------------------------------------------------------------------------------
+ struct drm_mode_create_dumb create_dumb={0};
+ struct drm_mode_map_dumb map_dumb={0};
+ struct drm_mode_fb_cmd cmd_dumb={0};
+ create_dumb.width = conn_mode_buf[0].hdisplay;
+ create_dumb.height = conn_mode_buf[0].vdisplay;
+ create_dumb.bpp = 32;
+ create_dumb.flags = 0;
+ create_dumb.pitch = 0;
+ create_dumb.size = 0;
+ create_dumb.handle = 0;
+ if (ioctl(fb->fb_fd, DRM_IOCTL_MODE_CREATE_DUMB, &create_dumb) ||
+ !create_dumb.handle)
+ goto cleanup;
+
+ cmd_dumb.width =create_dumb.width;
+ cmd_dumb.height=create_dumb.height;
+ cmd_dumb.bpp =create_dumb.bpp;
+ cmd_dumb.pitch =create_dumb.pitch;
+ cmd_dumb.depth =24;
+ cmd_dumb.handle=create_dumb.handle;
+ if (ioctl(fb->fb_fd,DRM_IOCTL_MODE_ADDFB,&cmd_dumb))
+ goto cleanup;
+
+ map_dumb.handle=create_dumb.handle;
+ if (ioctl(fb->fb_fd,DRM_IOCTL_MODE_MAP_DUMB,&map_dumb))
+ goto cleanup;
+
+ void *base = mmap(0, create_dumb.size, PROT_READ | PROT_WRITE, MAP_SHARED,
+ fb->fb_fd, map_dumb.offset);
+ if (!base)
+ {
+ goto cleanup;
+ }
+ *width = create_dumb.width;
+ *height = create_dumb.height;
+
+ struct drm_mode_get_encoder enc={0};
+ enc.encoder_id=conn.encoder_id;
+ if (ioctl(fb->fb_fd, DRM_IOCTL_MODE_GETENCODER, &enc))
+ goto cleanup;
+
+ fb->crtc.crtc_id=enc.crtc_id;
+ if (ioctl(fb->fb_fd, DRM_IOCTL_MODE_GETCRTC, &fb->crtc))
+ goto cleanup;
+
+ fb->crtc.fb_id=cmd_dumb.fb_id;
+ fb->crtc.set_connectors_ptr=(fbdrmuint_t)&res_conn_buf[i];
+ fb->crtc.count_connectors=1;
+ fb->crtc.mode=conn_mode_buf[0];
+ fb->crtc.mode_valid=1;
+ return base;
+ }
+cleanup:
+ if (got_master)
+ ioctl(fb->fb_fd, DRM_IOCTL_DROP_MASTER, 0);
+ fb->fb_fd = 0;
+ return NULL;
}
-#define dassert(cond, foo, bar, baz) _dassert(__LINE__, cond, #cond, foo, bar ,baz)
-#endif
-#define dassert(cond, foo, bar, baz)
-/* XXX repeated substring matching is slow, we'll be
- * better off with a hash-table with linked lists of
- * matching 3-4 characters in previous.. or even
- * a naive approach that expects rough alignment..
- */
-static char *encode_in_terms_of_previous (
- const char *src, int src_len,
- const char *prev, int prev_len,
- int *out_len,
- int max_ticks)
+void ctx_fbdrm_flip (CtxFb *fb)
{
- CtxString *string = ctx_string_new ("");
- CtxList *encoded_list = NULL;
-
- /* TODO : make expected position offset in prev slide based on
- * matches and not be constant */
+ if (!fb->fb_fd)
+ return;
+ ioctl(fb->fb_fd, DRM_IOCTL_MODE_SETCRTC, &fb->crtc);
+}
- long ticks_start = ctx_ticks ();
- int start = 0;
- int length = CHUNK_SIZE;
- for (start = 0; start < src_len; start += length)
- {
- CtxSpan *span = calloc (sizeof (CtxSpan), 1);
- span->start = start;
- if (start + length > src_len)
- span->length = src_len - start;
- else
- span->length = length;
- span->from_prev = 0;
- ctx_list_append (&encoded_list, span);
- }
+void ctx_fbdrm_close (CtxFb *fb)
+{
+ if (!fb->fb_fd)
+ return;
+ ioctl(fb->fb_fd, DRM_IOCTL_DROP_MASTER, 0);
+ close (fb->fb_fd);
+ fb->fb_fd = 0;
+}
- for (CtxList *l = encoded_list; l; l = l->next)
- {
- CtxSpan *span = l->data;
- if (!span->from_prev)
- {
- if (span->length >= MIN_MATCH)
- {
- int prev_pos = 0;
- int curr_pos = 0;
- assert(1);
-#if 0
- int prev_start = 0;
- int prev_window_length = prev_len;
-#else
- int window_padding = WINDOW_PADDING;
- int prev_start = span->start - window_padding;
- if (prev_start < 0)
- prev_start = 0;
+static void ctx_fb_flip (CtxFb *fb)
+{
+ if (fb->is_drm)
+ ctx_fbdrm_flip (fb);
+ else
+ ioctl (fb->fb_fd, FBIOPAN_DISPLAY, &fb->vinfo);
+}
- dassert(span->start>=0 , 0,0,0);
+inline static uint32_t
+ctx_swap_red_green2 (uint32_t orig)
+{
+ uint32_t green_alpha = (orig & 0xff00ff00);
+ uint32_t red_blue = (orig & 0x00ff00ff);
+ uint32_t red = red_blue << 16;
+ uint32_t blue = red_blue >> 16;
+ return green_alpha | red | blue;
+}
- int prev_window_length = prev_len - prev_start;
- if (prev_window_length > span->length + window_padding * 2 + span->start)
- prev_window_length = span->length + window_padding * 2 + span->start;
-#endif
- int match_len = 0;
- if (prev_window_length > 0)
- match_len = ctx_find_largest_matching_substring(prev + prev_start, src + span->start,
prev_window_length, span->length, &curr_pos, &prev_pos);
-#if 1
- prev_pos += prev_start;
-#endif
+static int ctx_fb_cursor_drawn = 0;
+static int ctx_fb_cursor_drawn_x = 0;
+static int ctx_fb_cursor_drawn_y = 0;
+static CtxCursor ctx_fb_cursor_drawn_shape = 0;
- if (match_len >= MIN_MATCH)
- {
- int start = span->start;
- int length = span->length;
- span->from_prev = 1;
- span->start = prev_pos;
- span->length = match_len;
- dassert (span->start >= 0, prev_pos, prev_start, span->start);
- dassert (span->length > 0, prev_pos, prev_start, span->length);
+#define CTX_FB_HIDE_CURSOR_FRAMES 200
- if (curr_pos)
- {
- CtxSpan *prev = calloc (sizeof (CtxSpan), 1);
- prev->start = start;
- prev->length = curr_pos;
- dassert (prev->start >= 0, prev_pos, prev_start, prev->start);
- dassert (prev->length > 0, prev_pos, prev_start, prev->length);
- prev->from_prev = 0;
- ctx_list_insert_before (&encoded_list, l, prev);
- }
+static int ctx_fb_cursor_same_pos = CTX_FB_HIDE_CURSOR_FRAMES;
+static inline int ctx_is_in_cursor (int x, int y, int size, CtxCursor shape)
+{
+ switch (shape)
+ {
+ case CTX_CURSOR_ARROW:
+ if (x > ((size * 4)-y*4)) return 0;
+ if (x < y && x > y / 16)
+ return 1;
+ return 0;
- if (match_len + curr_pos < start + length)
- {
- CtxSpan *next = calloc (sizeof (CtxSpan), 1);
- next->start = start + curr_pos + match_len;
- next->length = (start + length) - next->start;
- dassert (next->start >= 0, prev_pos, prev_start, next->start);
- // dassert (next->length > 0, prev_pos, prev_start, next->length);
- next->from_prev = 0;
- if (next->length)
- {
- if (l->next)
- ctx_list_insert_before (&encoded_list, l->next, next);
- else
- ctx_list_append (&encoded_list, next);
- }
- else
- free (next);
- }
+ case CTX_CURSOR_RESIZE_SE:
+ case CTX_CURSOR_RESIZE_NW:
+ case CTX_CURSOR_RESIZE_SW:
+ case CTX_CURSOR_RESIZE_NE:
+ {
+ float theta = -45.0/180 * M_PI;
+ float cos_theta;
+ float sin_theta;
- if (curr_pos) // step one item back for forloop
- {
- CtxList *tmp = encoded_list;
- int found = 0;
- while (!found && tmp && tmp->next)
- {
- if (tmp->next == l)
- {
- l = tmp;
- break;
- }
- tmp = tmp->next;
- }
- }
- }
+ if ((shape == CTX_CURSOR_RESIZE_SW) ||
+ (shape == CTX_CURSOR_RESIZE_NE))
+ {
+ theta = -theta;
+ cos_theta = cos (theta);
+ sin_theta = sin (theta);
+ }
+ else
+ {
+ cos_theta = cos (theta);
+ sin_theta = sin (theta);
+ }
+ int rot_x = x * cos_theta - y * sin_theta;
+ int rot_y = y * cos_theta + x * sin_theta;
+ x = rot_x;
+ y = rot_y;
+ }
+ /*FALLTHROUGH*/
+ case CTX_CURSOR_RESIZE_W:
+ case CTX_CURSOR_RESIZE_E:
+ case CTX_CURSOR_RESIZE_ALL:
+ if (abs (x) < size/2 && abs (y) < size/2)
+ {
+ if (abs(y) < size/10)
+ {
+ return 1;
+ }
+ }
+ if ((abs (x) - size/ (shape == CTX_CURSOR_RESIZE_ALL?2:2.7)) >= 0)
+ {
+ if (abs(y) < (size/2.8)-(abs(x) - (size/2)))
+ return 1;
+ }
+ if (shape != CTX_CURSOR_RESIZE_ALL)
+ break;
+ /* FALLTHROUGH */
+ case CTX_CURSOR_RESIZE_S:
+ case CTX_CURSOR_RESIZE_N:
+ if (abs (y) < size/2 && abs (x) < size/2)
+ {
+ if (abs(x) < size/10)
+ {
+ return 1;
+ }
+ }
+ if ((abs (y) - size/ (shape == CTX_CURSOR_RESIZE_ALL?2:2.7)) >= 0)
+ {
+ if (abs(x) < (size/2.8)-(abs(y) - (size/2)))
+ return 1;
+ }
+ break;
+#if 0
+ case CTX_CURSOR_RESIZE_ALL:
+ if (abs (x) < size/2 && abs (y) < size/2)
+ {
+ if (abs (x) < size/10 || abs(y) < size/10)
+ return 1;
}
- }
-
- if (ctx_ticks ()-ticks_start > (unsigned long)max_ticks)
break;
+#endif
+ default:
+ return (x ^ y) & 1;
}
+ return 0;
+}
- /* merge adjecant prev span references */
- {
- for (CtxList *l = encoded_list; l; l = l->next)
+static void ctx_fb_undraw_cursor (CtxFb *fb)
+{
+ CtxTiled *tiled = (void*)fb;
+ int cursor_size = ctx_height (tiled->ctx) / 28;
+
+ if (ctx_fb_cursor_drawn)
{
- CtxSpan *span = l->data;
-again:
- if (l->next)
+ int no = 0;
+ int startx = -cursor_size;
+ int starty = -cursor_size;
+ if (ctx_fb_cursor_drawn_shape == CTX_CURSOR_ARROW)
+ startx = starty = 0;
+
+ for (int y = starty; y < cursor_size; y++)
+ for (int x = startx; x < cursor_size; x++, no+=4)
{
- CtxSpan *next_span = l->next->data;
- if (span->from_prev && next_span->from_prev &&
- span->start + span->length ==
- next_span->start)
+ if (x + ctx_fb_cursor_drawn_x < tiled->width && y + ctx_fb_cursor_drawn_y < tiled->height)
{
- span->length += next_span->length;
- ctx_list_remove (&encoded_list, next_span);
- goto again;
+ if (ctx_is_in_cursor (x, y, cursor_size, ctx_fb_cursor_drawn_shape))
+ {
+ int o = ((ctx_fb_cursor_drawn_y + y) * tiled->width + (ctx_fb_cursor_drawn_x + x)) * 4;
+ fb->fb[o+0]^=0x88;
+ fb->fb[o+1]^=0x88;
+ fb->fb[o+2]^=0x88;
+ }
}
}
- }
- }
- while (encoded_list)
- {
- CtxSpan *span = encoded_list->data;
- if (span->from_prev)
- {
- char ref[128];
- sprintf (ref, "%c%i %i%c", CTX_CODEC_CHAR, span->start, span->length, CTX_CODEC_CHAR);
- ctx_string_append_data (string, ref, strlen(ref));
+ ctx_fb_cursor_drawn = 0;
}
+}
+
+static void ctx_fb_draw_cursor (CtxFb *fb)
+{
+ CtxTiled *tiled = (void*)fb;
+ int cursor_x = ctx_pointer_x (tiled->ctx);
+ int cursor_y = ctx_pointer_y (tiled->ctx);
+ int cursor_size = ctx_height (tiled->ctx) / 28;
+ CtxCursor cursor_shape = tiled->ctx->cursor;
+ int no = 0;
+
+ if (cursor_x == ctx_fb_cursor_drawn_x &&
+ cursor_y == ctx_fb_cursor_drawn_y &&
+ cursor_shape == ctx_fb_cursor_drawn_shape)
+ ctx_fb_cursor_same_pos ++;
else
+ ctx_fb_cursor_same_pos = 0;
+
+ if (ctx_fb_cursor_same_pos >= CTX_FB_HIDE_CURSOR_FRAMES)
{
- for (int i = span->start; i< span->start+span->length; i++)
+ if (ctx_fb_cursor_drawn)
+ ctx_fb_undraw_cursor (fb);
+ return;
+ }
+
+ /* no need to flicker when stationary, motion flicker can also be removed
+ * by combining the previous and next position masks when a motion has
+ * occured..
+ */
+ if (ctx_fb_cursor_same_pos && ctx_fb_cursor_drawn)
+ return;
+
+ ctx_fb_undraw_cursor (fb);
+
+ no = 0;
+
+ int startx = -cursor_size;
+ int starty = -cursor_size;
+
+ if (cursor_shape == CTX_CURSOR_ARROW)
+ startx = starty = 0;
+
+ for (int y = starty; y < cursor_size; y++)
+ for (int x = startx; x < cursor_size; x++, no+=4)
{
- if (src[i] == CTX_CODEC_CHAR)
- {
- ctx_string_append_byte (string, CTX_CODEC_CHAR);
- ctx_string_append_byte (string, CTX_CODEC_CHAR);
- }
- else
+ if (x + cursor_x < tiled->width && y + cursor_y < tiled->height)
{
- ctx_string_append_byte (string, src[i]);
+ if (ctx_is_in_cursor (x, y, cursor_size, cursor_shape))
+ {
+ int o = ((cursor_y + y) * tiled->width + (cursor_x + x)) * 4;
+ fb->fb[o+0]^=0x88;
+ fb->fb[o+1]^=0x88;
+ fb->fb[o+2]^=0x88;
+ }
}
}
- }
- free (span);
- ctx_list_remove (&encoded_list, span);
- }
-
- char *ret = string->str;
- if (out_len) *out_len = string->length;
- ctx_string_free (string, 0);
- return ret;
+ ctx_fb_cursor_drawn = 1;
+ ctx_fb_cursor_drawn_x = cursor_x;
+ ctx_fb_cursor_drawn_y = cursor_y;
+ ctx_fb_cursor_drawn_shape = cursor_shape;
}
-#if 0 // for documentation/reference purposes
-static char *decode_ctx (const char *encoded, int enc_len, const char *prev, int prev_len, int *out_len)
+static void ctx_fb_show_frame (CtxFb *fb, int block)
{
- CtxString *string = ctx_string_new ("");
- char reference[32]="";
- int ref_len = 0;
- int in_ref = 0;
- for (int i = 0; i < enc_len; i++)
+ CtxTiled *tiled = (void*)fb;
+ if (tiled->shown_frame == tiled->render_frame)
{
- if (encoded[i] == CTX_CODEC_CHAR)
+ if (block == 0) // consume event call
{
- if (!in_ref)
- {
- in_ref = 1;
- }
- else
- {
- int start = atoi (reference);
- int len = 0;
- if (strchr (reference, ' '))
- len = atoi (strchr (reference, ' ')+1);
-
- if (start < 0)start = 0;
- if (start >= prev_len)start = prev_len-1;
- if (len + start > prev_len)
- len = prev_len - start;
-
- if (start == 0 && len == 0)
- ctx_string_append_byte (string, CTX_CODEC_CHAR);
- else
- ctx_string_append_data (string, prev + start, len);
- ref_len = 0;
- in_ref = 0;
- }
+ ctx_fb_draw_cursor (fb);
+ ctx_fb_flip (fb);
}
- else
+ return;
+ }
+
+ if (block)
+ {
+ int count = 0;
+ while (ctx_tiled_threads_done (tiled) != _ctx_max_threads)
{
- if (in_ref)
+ usleep (500);
+ count ++;
+ if (count > 2000)
{
- if (ref_len < 16)
- {
- reference[ref_len++] = encoded[i];
- reference[ref_len] = 0;
- }
+ tiled->shown_frame = tiled->render_frame;
+ return;
}
- else
- ctx_string_append_byte (string, encoded[i]);
}
}
- char *ret = string->str;
- if (out_len) *out_len = string->length;
- ctx_string_free (string, 0);
- return ret;
-}
-#endif
+ else
+ {
+ if (ctx_tiled_threads_done (tiled) != _ctx_max_threads)
+ return;
+ }
-#define CTX_START_STRING "U\n" // or " reset "
-#define CTX_END_STRING "\nX" // or "\ndone"
-#define CTX_END_STRING2 "\n\e"
+ if (fb->vt_active)
+ {
+ int pre_skip = tiled->min_row * tiled->height/CTX_HASH_ROWS * tiled->width;
+ int post_skip = (CTX_HASH_ROWS-tiled->max_row-1) * tiled->height/CTX_HASH_ROWS * tiled->width;
-int ctx_frame_ack = -1;
-static char *prev_frame_contents = NULL;
-static int prev_frame_len = 0;
+ int rows = ((tiled->width * tiled->height) - pre_skip - post_skip)/tiled->width;
-static void ctx_ctx_flush (CtxCtx *ctxctx)
-{
-#if 0
- FILE *debug = fopen ("/tmp/ctx-debug", "a");
- fprintf (debug, "------\n");
-#endif
+ int col_pre_skip = tiled->min_col * tiled->width/CTX_HASH_COLS;
+ int col_post_skip = (CTX_HASH_COLS-tiled->max_col-1) * tiled->width/CTX_HASH_COLS;
+ if (_ctx_damage_control)
+ {
+ pre_skip = post_skip = col_pre_skip = col_post_skip = 0;
+ }
- if (ctx_native_events)
- fprintf (stdout, "\e[?201h");
- fprintf (stdout, "\e[H\e[?25l\e[?200h");
-#if 0
- fprintf (stdout, CTX_START_STRING);
- ctx_render_stream (ctxctx->ctx, stdout, 0);
- fprintf (stdout, CTX_END_STRING);
-#else
- {
- int cur_frame_len = 0;
- char *rest = ctx_render_string (ctxctx->ctx, 0, &cur_frame_len);
- char *cur_frame_contents = malloc (cur_frame_len + strlen(CTX_START_STRING) + strlen (CTX_END_STRING) +
1);
+ if (pre_skip < 0) pre_skip = 0;
+ if (post_skip < 0) post_skip = 0;
- cur_frame_contents[0]=0;
- strcat (cur_frame_contents, CTX_START_STRING);
- strcat (cur_frame_contents, rest);
- strcat (cur_frame_contents, CTX_END_STRING);
- free (rest);
- cur_frame_len += strlen (CTX_START_STRING) + strlen (CTX_END_STRING);
+ __u32 dummy = 0;
- if (prev_frame_contents && 0) // XXX :
- {
- char *encoded;
- int encoded_len = 0;
- //uint64_t ticks_start = ctx_ticks ();
+ if (tiled->min_row == 100){
+ pre_skip = 0;
+ post_skip = 0;
+ // not when drm ?
+ ioctl (fb->fb_fd, FBIO_WAITFORVSYNC, &dummy);
+ ctx_fb_undraw_cursor (fb);
+ }
+ else
+ {
- encoded = encode_in_terms_of_previous (cur_frame_contents, cur_frame_len, prev_frame_contents,
prev_frame_len, &encoded_len, 1000 * 10);
-// encoded = strdup (cur_frame_contents);
-// encoded_len = strlen (encoded);
- //uint64_t ticks_end = ctx_ticks ();
+ tiled->min_row = 100;
+ tiled->max_row = 0;
+ tiled->min_col = 100;
+ tiled->max_col = 0;
- fwrite (encoded, encoded_len, 1, stdout);
-// fwrite (encoded, cur_frame_len, 1, stdout);
-#if 0
- fprintf (debug, "---prev-frame(%i)\n%s", (int)strlen(prev_frame_contents), prev_frame_contents);
- fprintf (debug, "---cur-frame(%i)\n%s", (int)strlen(cur_frame_contents), cur_frame_contents);
- fprintf (debug, "---encoded(%.4f %i)---\n%s--------\n",
- (ticks_end-ticks_start)/1000.0,
- (int)strlen(encoded), encoded);
+ // not when drm ?
+ ioctl (fb->fb_fd, FBIO_WAITFORVSYNC, &dummy);
+ ctx_fb_undraw_cursor (fb);
+ switch (fb->fb_bits)
+ {
+ case 32:
+#if 1
+ {
+ uint8_t *dst = fb->fb + pre_skip * 4;
+ uint8_t *src = tiled->pixels + pre_skip * 4;
+ int pre = col_pre_skip * 4;
+ int post = col_post_skip * 4;
+ int core = tiled->width * 4 - pre - post;
+ for (int i = 0; i < rows; i++)
+ {
+ dst += pre;
+ src += pre;
+ memcpy (dst, src, core);
+ src += core;
+ dst += core;
+ dst += post;
+ src += post;
+ }
+ }
+#else
+ { int count = tiled->width * tiled->height;
+ const uint32_t *src = (void*)tiled->pixels;
+ uint32_t *dst = (void*)fb->fb;
+ count-= pre_skip;
+ src+= pre_skip;
+ dst+= pre_skip;
+ count-= post_skip;
+ while (count -- > 0)
+ {
+ dst[0] = ctx_swap_red_green2 (src[0]);
+ src++;
+ dst++;
+ }
+ }
#endif
- free (encoded);
- }
- else
- {
- fwrite (cur_frame_contents, cur_frame_len, 1, stdout);
+ break;
+ /* XXX : note: converting a scanline (or all) to target and
+ * then doing a bulk memcpy be faster (at least with som /dev/fbs) */
+ case 24:
+ { int count = tiled->width * tiled->height;
+ const uint8_t *src = tiled->pixels;
+ uint8_t *dst = fb->fb;
+ count-= pre_skip;
+ src+= pre_skip * 4;
+ dst+= pre_skip * 3;
+ count-= post_skip;
+ while (count -- > 0)
+ {
+ dst[0] = src[0];
+ dst[1] = src[1];
+ dst[2] = src[2];
+ dst+=3;
+ src+=4;
+ }
+ }
+ break;
+ case 16:
+ { int count = tiled->width * tiled->height;
+ const uint8_t *src = tiled->pixels;
+ uint8_t *dst = fb->fb;
+ count-= post_skip;
+ count-= pre_skip;
+ src+= pre_skip * 4;
+ dst+= pre_skip * 2;
+ while (count -- > 0)
+ {
+ int big = ((src[0] >> 3)) +
+ ((src[1] >> 2)<<5) +
+ ((src[2] >> 3)<<11);
+ dst[0] = big & 255;
+ dst[1] = big >> 8;
+ dst+=2;
+ src+=4;
+ }
+ }
+ break;
+ case 15:
+ { int count = tiled->width * tiled->height;
+ const uint8_t *src = tiled->pixels;
+ uint8_t *dst = fb->fb;
+ count-= post_skip;
+ count-= pre_skip;
+ src+= pre_skip * 4;
+ dst+= pre_skip * 2;
+ while (count -- > 0)
+ {
+ int big = ((src[2] >> 3)) +
+ ((src[1] >> 2)<<5) +
+ ((src[0] >> 3)<<10);
+ dst[0] = big & 255;
+ dst[1] = big >> 8;
+ dst+=2;
+ src+=4;
+ }
+ }
+ break;
+ case 8:
+ { int count = tiled->width * tiled->height;
+ const uint8_t *src = tiled->pixels;
+ uint8_t *dst = fb->fb;
+ count-= post_skip;
+ count-= pre_skip;
+ src+= pre_skip * 4;
+ dst+= pre_skip;
+ while (count -- > 0)
+ {
+ dst[0] = ((src[0] >> 5)) +
+ ((src[1] >> 5)<<3) +
+ ((src[2] >> 6)<<6);
+ dst+=1;
+ src+=4;
+ }
+ }
+ break;
+ }
}
-
- if (prev_frame_contents)
- free (prev_frame_contents);
- prev_frame_contents = cur_frame_contents;
- prev_frame_len = cur_frame_len;
+ ctx_fb_cursor_drawn = 0;
+ ctx_fb_draw_cursor (fb);
+ ctx_fb_flip (fb);
+ tiled->shown_frame = tiled->render_frame;
}
-#endif
-#if 0
- fclose (debug);
-#endif
- fprintf (stdout, CTX_END_STRING2);
-
- fprintf (stdout, "\e[5n");
- fflush (stdout);
-
- ctx_frame_ack = 0;
- do {
- ctx_consume_events (ctxctx->ctx);
- } while (ctx_frame_ack != 1);
-}
-
-void ctx_ctx_free (CtxCtx *ctx)
-{
- nc_at_exit ();
- free (ctx);
- /* we're not destoring the ctx member, this is function is called in ctx' teardown */
}
-Ctx *ctx_new_ctx (int width, int height)
-{
- Ctx *ctx = ctx_new ();
- CtxCtx *ctxctx = (CtxCtx*)calloc (sizeof (CtxCtx), 1);
- fprintf (stdout, "\e[?1049h");
- fflush (stdout);
- //fprintf (stderr, "\e[H");
- //fprintf (stderr, "\e[2J");
- ctx_native_events = 1;
- if (width <= 0 || height <= 0)
- {
- ctxctx->cols = ctx_terminal_cols ();
- ctxctx->rows = ctx_terminal_rows ();
- width = ctxctx->width = ctx_terminal_width ();
- height = ctxctx->height = ctx_terminal_height ();
- }
- else
- {
- ctxctx->width = width;
- ctxctx->height = height;
- ctxctx->cols = width / 80;
- ctxctx->rows = height / 24;
- }
- ctxctx->ctx = ctx;
- if (!ctx_native_events)
- _ctx_mouse (ctx, NC_MOUSE_DRAG);
- ctx_set_renderer (ctx, ctxctx);
- ctx_set_size (ctx, width, height);
- ctxctx->flush = (void(*)(void *))ctx_ctx_flush;
- ctxctx->free = (void(*)(void *))ctx_ctx_free;
- return ctx;
-}
-void ctx_ctx_pcm (Ctx *ctx);
+#define evsource_has_event(es) (es)->has_event((es))
+#define evsource_get_event(es) (es)->get_event((es))
+#define evsource_destroy(es) do{if((es)->destroy)(es)->destroy((es));}while(0)
+#define evsource_set_coord(es,x,y) do{if((es)->set_coord)(es)->set_coord((es),(x),(y));}while(0)
+#define evsource_get_fd(es) ((es)->get_fd?(es)->get_fd((es)):0)
-int ctx_ctx_consume_events (Ctx *ctx)
-{
- int ix, iy;
- CtxCtx *ctxctx = (CtxCtx*)ctx->renderer;
- const char *event = NULL;
-#if CTX_AUDIO
- ctx_ctx_pcm (ctx);
-#endif
- if (ctx_native_events)
- {
- float x = 0, y = 0;
- int b = 0;
- char event_type[128]="";
- event = ctx_native_get_event (ctx, 1000/120);
-#if 0
- if(event){
- FILE *file = fopen ("/tmp/log", "a");
- fprintf (file, "[%s]\n", event);
- fclose (file);
- }
-#endif
- if (event)
- {
- sscanf (event, "%s %f %f %i", event_type, &x, &y, &b);
- if (!strcmp (event_type, "idle"))
- {
- }
- else if (!strcmp (event_type, "mouse-press"))
- {
- ctx_pointer_press (ctx, x, y, b, 0);
- }
- else if (!strcmp (event_type, "mouse-drag")||
- !strcmp (event_type, "mouse-motion"))
- {
- ctx_pointer_motion (ctx, x, y, b, 0);
- }
- else if (!strcmp (event_type, "mouse-release"))
- {
- ctx_pointer_release (ctx, x, y, b, 0);
- }
- else if (!strcmp (event_type, "message"))
- {
- ctx_incoming_message (ctx, event + strlen ("message"), 0);
- } else if (!strcmp (event, "size-changed"))
- {
- fprintf (stdout, "\e[H\e[2J\e[?25l");
- ctxctx->cols = ctx_terminal_cols ();
- ctxctx->rows = ctx_terminal_rows ();
- ctxctx->width = ctx_terminal_width ();
- ctxctx->height = ctx_terminal_height ();
- ctx_set_size (ctx, ctxctx->width, ctxctx->height);
- if (prev_frame_contents)
- free (prev_frame_contents);
- prev_frame_contents = NULL;
- prev_frame_len = 0;
- ctx_set_dirty (ctx, 1);
- //ctx_key_press (ctx, 0, "size-changed", 0);
- }
- else if (!strcmp (event_type, "keyup"))
- {
- char buf[4]={ x, 0 };
- ctx_key_up (ctx, (int)x, buf, 0);
- }
- else if (!strcmp (event_type, "keydown"))
- {
- char buf[4]={ x, 0 };
- ctx_key_down (ctx, (int)x, buf, 0);
- }
- else
- {
- ctx_key_press (ctx, 0, event, 0);
- }
- }
- }
- else
- {
- float x, y;
- event = ctx_nct_get_event (ctx, 20, &ix, &iy);
- x = (ix - 1.0 + 0.5) / ctxctx->cols * ctx->events.width;
- y = (iy - 1.0) / ctxctx->rows * ctx->events.height;
+static int mice_has_event ();
+static char *mice_get_event ();
+static void mice_destroy ();
+static int mice_get_fd (EvSource *ev_source);
+static void mice_set_coord (EvSource *ev_source, double x, double y);
- if (!strcmp (event, "mouse-press"))
- {
- ctx_pointer_press (ctx, x, y, 0, 0);
- ctxctx->was_down = 1;
- } else if (!strcmp (event, "mouse-release"))
- {
- ctx_pointer_release (ctx, x, y, 0, 0);
- } else if (!strcmp (event, "mouse-motion"))
- {
- //nct_set_cursor_pos (backend->term, ix, iy);
- //nct_flush (backend->term);
- if (ctxctx->was_down)
- {
- ctx_pointer_release (ctx, x, y, 0, 0);
- ctxctx->was_down = 0;
- }
- ctx_pointer_motion (ctx, x, y, 0, 0);
- } else if (!strcmp (event, "mouse-drag"))
- {
- ctx_pointer_motion (ctx, x, y, 0, 0);
- } else if (!strcmp (event, "size-changed"))
- {
- fprintf (stdout, "\e[H\e[2J\e[?25l");
- ctxctx->cols = ctx_terminal_cols ();
- ctxctx->rows = ctx_terminal_rows ();
- ctxctx->width = ctx_terminal_width ();
- ctxctx->height = ctx_terminal_height ();
- ctx_set_size (ctx, ctxctx->width, ctxctx->height);
+static EvSource ctx_ev_src_mice = {
+ NULL,
+ (void*)mice_has_event,
+ (void*)mice_get_event,
+ (void*)mice_destroy,
+ mice_get_fd,
+ mice_set_coord
+};
- if (prev_frame_contents)
- free (prev_frame_contents);
- prev_frame_contents = NULL;
- prev_frame_len = 0;
- ctx_set_dirty (ctx, 1);
- //ctx_key_press (ctx, 0, "size-changed", 0);
- }
- else
- {
- if (!strcmp (event, "esc"))
- ctx_key_press (ctx, 0, "escape", 0);
- else if (!strcmp (event, "space"))
- ctx_key_press (ctx, 0, "space", 0);
- else if (!strcmp (event, "enter")||
- !strcmp (event, "return"))
- ctx_key_press (ctx, 0, "\n", 0);
- else
- ctx_key_press (ctx, 0, event, 0);
- }
- }
+typedef struct Mice
+{
+ int fd;
+ double x;
+ double y;
+ int button;
+ int prev_state;
+} Mice;
- return 1;
-}
+Mice *_mrg_evsrc_coord = NULL;
+static int _ctx_mice_fd = 0;
-int ctx_renderer_is_ctx (Ctx *ctx)
-{
- if (ctx->renderer &&
- ctx->renderer->free == (void*)ctx_ctx_free)
- return 1;
- return 0;
+void _mmm_get_coords (Ctx *ctx, double *x, double *y)
+{
+ if (!_mrg_evsrc_coord)
+ return;
+ if (x)
+ *x = _mrg_evsrc_coord->x;
+ if (y)
+ *y = _mrg_evsrc_coord->y;
}
-#endif
+static Mice mice;
+static Mice* mrg_mice_this = &mice;
-#if CTX_TILED
-static inline int
-ctx_tiled_threads_done (CtxTiled *tiled)
+static int mmm_evsource_mice_init ()
{
- int sum = 0;
- for (int i = 0; i < _ctx_max_threads; i++)
+ unsigned char reset[]={0xff};
+ /* need to detect which event */
+
+ mrg_mice_this->prev_state = 0;
+ mrg_mice_this->fd = open ("/dev/input/mice", O_RDONLY | O_NONBLOCK);
+ if (mrg_mice_this->fd == -1)
{
- if (tiled->rendered_frame[i] == tiled->render_frame)
- sum ++;
+ fprintf (stderr, "error opening /dev/input/mice device, maybe add user to input group if such group
exist, or otherwise make the rights be satisfied.\n");
+ return -1;
}
- return sum;
+ if (write (mrg_mice_this->fd, reset, 1) == -1)
+ {
+ // might happen if we're a regular user with only read permission
+ }
+ _ctx_mice_fd = mrg_mice_this->fd;
+ _mrg_evsrc_coord = mrg_mice_this;
+ return 0;
}
-int _ctx_damage_control = 0;
+static void mice_destroy ()
+{
+ if (mrg_mice_this->fd != -1)
+ close (mrg_mice_this->fd);
+}
-void ctx_tiled_free (CtxTiled *tiled)
+static int mice_has_event ()
{
- tiled->quit = 1;
- mtx_lock (&tiled->mtx);
- cnd_broadcast (&tiled->cond);
- mtx_unlock (&tiled->mtx);
+ struct timeval tv;
+ int retval;
- while (tiled->thread_quit < _ctx_max_threads)
- usleep (1000);
+ if (mrg_mice_this->fd == -1)
+ return 0;
- if (tiled->pixels)
+ fd_set rfds;
+ FD_ZERO (&rfds);
+ FD_SET(mrg_mice_this->fd, &rfds);
+ tv.tv_sec = 0; tv.tv_usec = 0;
+ retval = select (mrg_mice_this->fd+1, &rfds, NULL, NULL, &tv);
+ if (retval == 1)
+ return FD_ISSET (mrg_mice_this->fd, &rfds);
+ return 0;
+}
+
+static char *mice_get_event ()
+{
+ const char *ret = "mouse-motion";
+ double relx, rely;
+ signed char buf[3];
+ int n_read = 0;
+ CtxFb *fb = ctx_ev_src_mice.priv;
+ CtxTiled *tiled = (void*)fb;
+ n_read = read (mrg_mice_this->fd, buf, 3);
+ if (n_read == 0)
+ return strdup ("");
+ relx = buf[1];
+ rely = -buf[2];
+
+ if (relx < 0)
{
- free (tiled->pixels);
- tiled->pixels = NULL;
- for (int i = 0 ; i < _ctx_max_threads; i++)
+ if (relx > -6)
+ relx = - relx*relx;
+ else
+ relx = -36;
+ }
+ else
{
- ctx_free (tiled->host[i]);
- tiled->host[i]=NULL;
+ if (relx < 6)
+ relx = relx*relx;
+ else
+ relx = 36;
}
- ctx_free (tiled->ctx_copy);
+ if (rely < 0)
+ {
+ if (rely > -6)
+ rely = - rely*rely;
+ else
+ rely = -36;
}
- // leak?
-}
-static unsigned char *sdl_icc = NULL;
-static long sdl_icc_length = 0;
-
-inline static void ctx_tiled_flush (CtxTiled *tiled)
-{
- if (tiled->shown_frame == tiled->render_frame)
+ else
{
- int dirty_tiles = 0;
- ctx_set_drawlist (tiled->ctx_copy, &tiled->ctx->drawlist.entries[0],
- tiled->ctx->drawlist.count * 9);
- if (_ctx_enable_hash_cache)
- {
- Ctx *hasher = ctx_hasher_new (tiled->width, tiled->height,
- CTX_HASH_COLS, CTX_HASH_ROWS);
- ctx_render_ctx (tiled->ctx_copy, hasher);
+ if (rely < 6)
+ rely = rely*rely;
+ else
+ rely = 36;
+ }
- for (int row = 0; row < CTX_HASH_ROWS; row++)
- for (int col = 0; col < CTX_HASH_COLS; col++)
+ mrg_mice_this->x += relx;
+ mrg_mice_this->y += rely;
+
+ if (mrg_mice_this->x < 0)
+ mrg_mice_this->x = 0;
+ if (mrg_mice_this->y < 0)
+ mrg_mice_this->y = 0;
+ if (mrg_mice_this->x >= tiled->width)
+ mrg_mice_this->x = tiled->width -1;
+ if (mrg_mice_this->y >= tiled->height)
+ mrg_mice_this->y = tiled->height -1;
+ int button = 0;
+
+ if ((mrg_mice_this->prev_state & 1) != (buf[0] & 1))
+ {
+ if (buf[0] & 1)
{
- uint8_t *new_hash = ctx_hasher_get_hash (hasher, col, row);
- if (new_hash && memcmp (new_hash, &tiled->hashes[(row * CTX_HASH_COLS + col) * 20], 20))
- {
- memcpy (&tiled->hashes[(row * CTX_HASH_COLS + col)*20], new_hash, 20);
- tiled->tile_affinity[row * CTX_HASH_COLS + col] = 1;
- dirty_tiles++;
- }
- else
- {
- tiled->tile_affinity[row * CTX_HASH_COLS + col] = -1;
- }
+ ret = "mouse-press";
}
- free (((CtxHasher*)(hasher->renderer))->hashes);
- ctx_free (hasher);
+ else
+ {
+ ret = "mouse-release";
+ }
+ button = 1;
}
- else
+ else if (buf[0] & 1)
+ {
+ ret = "mouse-drag";
+ button = 1;
+ }
+
+ if (!button)
+ {
+ if ((mrg_mice_this->prev_state & 2) != (buf[0] & 2))
{
- for (int row = 0; row < CTX_HASH_ROWS; row++)
- for (int col = 0; col < CTX_HASH_COLS; col++)
+ if (buf[0] & 2)
{
- tiled->tile_affinity[row * CTX_HASH_COLS + col] = 1;
- dirty_tiles++;
+ ret = "mouse-press";
}
- }
- int dirty_no = 0;
- if (dirty_tiles)
- for (int row = 0; row < CTX_HASH_ROWS; row++)
- for (int col = 0; col < CTX_HASH_COLS; col++)
- {
- if (tiled->tile_affinity[row * CTX_HASH_COLS + col] != -1)
+ else
{
- tiled->tile_affinity[row * CTX_HASH_COLS + col] = dirty_no * (_ctx_max_threads) / dirty_tiles;
- dirty_no++;
- if (col > tiled->max_col) tiled->max_col = col;
- if (col < tiled->min_col) tiled->min_col = col;
- if (row > tiled->max_row) tiled->max_row = row;
- if (row < tiled->min_row) tiled->min_row = row;
+ ret = "mouse-release";
}
- }
-
- if (_ctx_damage_control)
+ button = 3;
+ }
+ else if (buf[0] & 2)
{
- for (int i = 0; i < tiled->width * tiled->height; i++)
- {
- tiled->pixels[i*4+2] = (tiled->pixels[i*4+2] + 255)/2;
- }
+ ret = "mouse-drag";
+ button = 3;
}
-
- tiled->render_frame = ++tiled->frame;
-
-#if 0
-
- //if (tiled->tile_affinity[hno]==no)
- {
- int x0 = ((tiled->width)/CTX_HASH_COLS) * 0;
- int y0 = ((tiled->height)/CTX_HASH_ROWS) * 0;
- int width = tiled->width / CTX_HASH_COLS;
- int height = tiled->height / CTX_HASH_ROWS;
- Ctx *host = tiled->host[0];
-
- CtxRasterizer *rasterizer = (CtxRasterizer*)host->renderer;
- int swap_red_green = ((CtxRasterizer*)(host->renderer))->swap_red_green;
- ctx_rasterizer_init (rasterizer,
- host, tiled->ctx, &host->state,
- &tiled->pixels[tiled->width * 4 * y0 + x0 * 4],
- 0, 0, 1, 1,
- tiled->width*4, CTX_FORMAT_RGBA8,
- tiled->antialias);
- //((CtxRasterizer*)(host->renderer))->swap_red_green = swap_red_green;
- if (sdl_icc_length)
- ctx_colorspace (host, CTX_COLOR_SPACE_DEVICE_RGB, sdl_icc, sdl_icc_length);
-
- ctx_translate (host, -x0, -y0);
- ctx_render_ctx (tiled->ctx_copy, host);
- }
-#endif
-
-
- mtx_lock (&tiled->mtx);
- cnd_broadcast (&tiled->cond);
- mtx_unlock (&tiled->mtx);
}
-}
-
-static
-void ctx_tiled_render_fun (void **data)
-{
- int no = (size_t)data[0];
- CtxTiled *tiled = data[1];
- while (!tiled->quit)
+ if (!button)
{
- Ctx *host = tiled->host[no];
-
- mtx_lock (&tiled->mtx);
- cnd_wait(&tiled->cond, &tiled->mtx);
- mtx_unlock (&tiled->mtx);
-
- if (tiled->render_frame != tiled->rendered_frame[no])
+ if ((mrg_mice_this->prev_state & 4) != (buf[0] & 4))
{
- int hno = 0;
- for (int row = 0; row < CTX_HASH_ROWS; row++)
- for (int col = 0; col < CTX_HASH_COLS; col++, hno++)
+ if (buf[0] & 4)
{
- if (tiled->tile_affinity[hno]==no)
- {
- int x0 = ((tiled->width)/CTX_HASH_COLS) * col;
- int y0 = ((tiled->height)/CTX_HASH_ROWS) * row;
- int width = tiled->width / CTX_HASH_COLS;
- int height = tiled->height / CTX_HASH_ROWS;
-
- CtxRasterizer *rasterizer = (CtxRasterizer*)host->renderer;
-#if 1 // merge horizontally adjecant tiles of same affinity into one job
- while (col + 1 < CTX_HASH_COLS &&
- tiled->tile_affinity[hno+1] == no)
- {
- width += tiled->width / CTX_HASH_COLS;
- col++;
- hno++;
- }
-#endif
- int swap_red_green = ((CtxRasterizer*)(host->renderer))->swap_red_green;
- ctx_rasterizer_init (rasterizer,
- host, tiled->ctx, &host->state,
- &tiled->pixels[tiled->width * 4 * y0 + x0 * 4],
- 0, 0, width, height,
- tiled->width*4, CTX_FORMAT_RGBA8,
- tiled->antialias);
- ((CtxRasterizer*)(host->renderer))->swap_red_green = swap_red_green;
- if (sdl_icc_length)
- ctx_colorspace (host, CTX_COLOR_SPACE_DEVICE_RGB, sdl_icc, sdl_icc_length);
-
- ctx_translate (host, -x0, -y0);
- ctx_render_ctx (tiled->ctx_copy, host);
- }
+ ret = "mouse-press";
}
- tiled->rendered_frame[no] = tiled->render_frame;
+ else
+ {
+ ret = "mouse-release";
+ }
+ button = 2;
+ }
+ else if (buf[0] & 4)
+ {
+ ret = "mouse-drag";
+ button = 2;
}
}
- tiled->thread_quit++; // need atomic?
-}
-
-#endif
-
-
-#if CTX_EVENTS
-
-#if !__COSMOPOLITAN__
-#include <fcntl.h>
-#include <sys/ioctl.h>
-#include <signal.h>
-#endif
+ mrg_mice_this->prev_state = buf[0];
-#if CTX_FB
- #include <linux/fb.h>
- #include <linux/vt.h>
- #include <linux/kd.h>
- #include <sys/mman.h>
- #include <threads.h>
- #include <libdrm/drm.h>
- #include <libdrm/drm_mode.h>
+ {
+ char *r = malloc (64);
+ sprintf (r, "%s %.0f %.0f %i", ret, mrg_mice_this->x, mrg_mice_this->y, button);
+ return r;
+ }
-typedef struct _EvSource EvSource;
-
+ return NULL;
+}
-struct _EvSource
+static int mice_get_fd (EvSource *ev_source)
{
- void *priv; /* private storage */
-
- /* returns non 0 if there is events waiting */
- int (*has_event) (EvSource *ev_source);
-
- /* get an event, the returned event should be freed by the caller */
- char *(*get_event) (EvSource *ev_source);
-
- /* destroy/unref this instance */
- void (*destroy) (EvSource *ev_source);
+ return mrg_mice_this->fd;
+}
- /* get the underlying fd, useful for using select on */
- int (*get_fd) (EvSource *ev_source);
+static void mice_set_coord (EvSource *ev_source, double x, double y)
+{
+ mrg_mice_this->x = x;
+ mrg_mice_this->y = y;
+}
+static EvSource *evsource_mice_new (void)
+{
+ if (mmm_evsource_mice_init () == 0)
+ {
+ mrg_mice_this->x = 0;
+ mrg_mice_this->y = 0;
+ return &ctx_ev_src_mice;
+ }
+ return NULL;
+}
- void (*set_coord) (EvSource *ev_source, double x, double y);
- /* set_coord is needed to warp relative cursors into normalized range,
- * like normal mice/trackpads/nipples - to obey edges and more.
- */
+static int evsource_kb_has_event (void);
+static char *evsource_kb_get_event (void);
+static void evsource_kb_destroy (int sign);
+static int evsource_kb_get_fd (void);
- /* if this returns non-0 select can be used for non-blocking.. */
+/* kept out of struct to be reachable by atexit */
+static EvSource ctx_ev_src_kb = {
+ NULL,
+ (void*)evsource_kb_has_event,
+ (void*)evsource_kb_get_event,
+ (void*)evsource_kb_destroy,
+ (void*)evsource_kb_get_fd,
+ NULL
};
+static struct termios orig_attr;
-typedef struct _CtxFb CtxFb;
-struct _CtxFb
+static void real_evsource_kb_destroy (int sign)
{
- CtxTiled tiled;
-#if 0
- void (*render) (void *fb, CtxCommand *command);
- void (*reset) (void *fb);
- void (*flush) (void *fb);
- char *(*get_clipboard) (void *ctxctx);
- void (*set_clipboard) (void *ctxctx, const char *text);
- void (*free) (void *fb);
- Ctx *ctx;
- int width;
- int height;
- int cols; // unused
- int rows; // unused
- int was_down;
- uint8_t *pixels;
- Ctx *ctx_copy;
- Ctx *host[CTX_MAX_THREADS];
- CtxAntialias antialias;
- int quit;
- _Atomic int thread_quit;
- int shown_frame;
- int render_frame;
- int rendered_frame[CTX_MAX_THREADS];
- int frame;
- int min_col; // hasher cols and rows
- int min_row;
- int max_col;
- int max_row;
- uint8_t hashes[CTX_HASH_ROWS * CTX_HASH_COLS * 20];
- int8_t tile_affinity[CTX_HASH_ROWS * CTX_HASH_COLS]; // which render thread no is
- // responsible for a tile
- //
-
-
- int pointer_down[3];
-#endif
- int key_balance;
- int key_repeat;
- int lctrl;
- int lalt;
- int rctrl;
+ static int done = 0;
- uint8_t *fb;
+ if (sign == 0)
+ return;
- int fb_fd;
- char *fb_path;
- int fb_bits;
- int fb_bpp;
- int fb_mapped_size;
- struct fb_var_screeninfo vinfo;
- struct fb_fix_screeninfo finfo;
- int vt;
- int tty;
- int vt_active;
- EvSource *evsource[4];
- int evsource_count;
- int is_drm;
- cnd_t cond;
- mtx_t mtx;
- struct drm_mode_crtc crtc;
-};
+ if (done)
+ return;
+ done = 1;
-static char *ctx_fb_clipboard = NULL;
-static void ctx_fb_set_clipboard (CtxFb *fb, const char *text)
-{
- if (ctx_fb_clipboard)
- free (ctx_fb_clipboard);
- ctx_fb_clipboard = NULL;
- if (text)
+ switch (sign)
{
- ctx_fb_clipboard = strdup (text);
+ case -11:break; /* will be called from atexit with sign==-11 */
+ case SIGSEGV: break;//fprintf (stderr, " SIGSEGV\n");break;
+ case SIGABRT: fprintf (stderr, " SIGABRT\n");break;
+ case SIGBUS: fprintf (stderr, " SIGBUS\n");break;
+ case SIGKILL: fprintf (stderr, " SIGKILL\n");break;
+ case SIGINT: fprintf (stderr, " SIGINT\n");break;
+ case SIGTERM: fprintf (stderr, " SIGTERM\n");break;
+ case SIGQUIT: fprintf (stderr, " SIGQUIT\n");break;
+ default: fprintf (stderr, "sign: %i\n", sign);
+ fprintf (stderr, "%i %i %i %i %i %i %i\n", SIGSEGV, SIGABRT, SIGBUS, SIGKILL, SIGINT, SIGTERM,
SIGQUIT);
}
+ tcsetattr (STDIN_FILENO, TCSAFLUSH, &orig_attr);
+ //fprintf (stderr, "evsource kb destroy\n");
}
-static char *ctx_fb_get_clipboard (CtxFb *sdl)
+static void evsource_kb_destroy (int sign)
{
- if (ctx_fb_clipboard) return strdup (ctx_fb_clipboard);
- return strdup ("");
+ real_evsource_kb_destroy (-11);
}
-#if UINTPTR_MAX == 0xffFFffFF
- #define fbdrmuint_t uint32_t
-#elif UINTPTR_MAX == 0xffFFffFFffFFffFF
- #define fbdrmuint_t uint64_t
-#endif
-
-void *ctx_fbdrm_new (CtxFb *fb, int *width, int *height)
+static int evsource_kb_init ()
{
- int got_master = 0;
- fb->fb_fd = open("/dev/dri/card0", O_RDWR | O_CLOEXEC);
- if (!fb->fb_fd)
- return NULL;
- static fbdrmuint_t res_conn_buf[20]={0}; // this is static since its contents
- // are used by the flip callback
- fbdrmuint_t res_fb_buf[20]={0};
- fbdrmuint_t res_crtc_buf[20]={0};
- fbdrmuint_t res_enc_buf[20]={0};
- struct drm_mode_card_res res={0};
-
- if (ioctl(fb->fb_fd, DRM_IOCTL_SET_MASTER, 0))
- goto cleanup;
- got_master = 1;
+// ioctl(STDIN_FILENO, KDSKBMODE, K_RAW);
+ atexit ((void*) real_evsource_kb_destroy);
+ signal (SIGSEGV, (void*) real_evsource_kb_destroy);
+ signal (SIGABRT, (void*) real_evsource_kb_destroy);
+ signal (SIGBUS, (void*) real_evsource_kb_destroy);
+ signal (SIGKILL, (void*) real_evsource_kb_destroy);
+ signal (SIGINT, (void*) real_evsource_kb_destroy);
+ signal (SIGTERM, (void*) real_evsource_kb_destroy);
+ signal (SIGQUIT, (void*) real_evsource_kb_destroy);
- if (ioctl(fb->fb_fd, DRM_IOCTL_MODE_GETRESOURCES, &res))
- goto cleanup;
- res.fb_id_ptr=(fbdrmuint_t)res_fb_buf;
- res.crtc_id_ptr=(fbdrmuint_t)res_crtc_buf;
- res.connector_id_ptr=(fbdrmuint_t)res_conn_buf;
- res.encoder_id_ptr=(fbdrmuint_t)res_enc_buf;
- if(ioctl(fb->fb_fd, DRM_IOCTL_MODE_GETRESOURCES, &res))
- goto cleanup;
+ struct termios raw;
+ if (tcgetattr (STDIN_FILENO, &orig_attr) == -1)
+ {
+ fprintf (stderr, "error initializing keyboard\n");
+ return -1;
+ }
+ raw = orig_attr;
+ cfmakeraw (&raw);
- unsigned int i;
- for (i=0;i<res.count_connectors;i++)
- {
- struct drm_mode_modeinfo conn_mode_buf[20]={0};
- fbdrmuint_t conn_prop_buf[20]={0},
- conn_propval_buf[20]={0},
- conn_enc_buf[20]={0};
+ raw.c_cc[VMIN] = 1; raw.c_cc[VTIME] = 0; /* 1 byte, no timer */
+ if (tcsetattr (STDIN_FILENO, TCSAFLUSH, &raw) < 0)
+ return 0; // XXX? return other value?
- struct drm_mode_get_connector conn={0};
+ return 0;
+}
+static int evsource_kb_has_event (void)
+{
+ struct timeval tv;
+ int retval;
- conn.connector_id=res_conn_buf[i];
+ fd_set rfds;
+ FD_ZERO (&rfds);
+ FD_SET(STDIN_FILENO, &rfds);
+ tv.tv_sec = 0; tv.tv_usec = 0;
+ retval = select (STDIN_FILENO+1, &rfds, NULL, NULL, &tv);
+ return retval == 1;
+}
- if (ioctl(fb->fb_fd, DRM_IOCTL_MODE_GETCONNECTOR, &conn))
- goto cleanup;
+/* note that a nick can have multiple occurences, the labels
+ * should be kept the same for all occurences of a combination.
+ *
+ * this table is taken from nchanterm.
+ */
+typedef struct MmmKeyCode {
+ char *nick; /* programmers name for key */
+ char sequence[10]; /* terminal sequence */
+} MmmKeyCode;
+static const MmmKeyCode ufb_keycodes[]={
+ {"up", "\e[A"},
+ {"down", "\e[B"},
+ {"right", "\e[C"},
+ {"left", "\e[D"},
- conn.modes_ptr=(fbdrmuint_t)conn_mode_buf;
- conn.props_ptr=(fbdrmuint_t)conn_prop_buf;
- conn.prop_values_ptr=(fbdrmuint_t)conn_propval_buf;
- conn.encoders_ptr=(fbdrmuint_t)conn_enc_buf;
+ {"shift-up", "\e[1;2A"},
+ {"shift-down", "\e[1;2B"},
+ {"shift-right", "\e[1;2C"},
+ {"shift-left", "\e[1;2D"},
- if (ioctl(fb->fb_fd, DRM_IOCTL_MODE_GETCONNECTOR, &conn))
- goto cleanup;
+ {"alt-up", "\e[1;3A"},
+ {"alt-down", "\e[1;3B"},
+ {"alt-right", "\e[1;3C"},
+ {"alt-left", "\e[1;3D"},
+ {"alt-shift-up", "\e[1;4A"},
+ {"alt-shift-down", "\e[1;4B"},
+ {"alt-shift-right", "\e[1;4C"},
+ {"alt-shift-left", "\e[1;4D"},
- //Check if the connector is OK to use (connected to something)
- if (conn.count_encoders<1 || conn.count_modes<1 || !conn.encoder_id || !conn.connection)
- continue;
+ {"control-up", "\e[1;5A"},
+ {"control-down", "\e[1;5B"},
+ {"control-right", "\e[1;5C"},
+ {"control-left", "\e[1;5D"},
-//------------------------------------------------------------------------------
-//Creating a dumb buffer
-//------------------------------------------------------------------------------
- struct drm_mode_create_dumb create_dumb={0};
- struct drm_mode_map_dumb map_dumb={0};
- struct drm_mode_fb_cmd cmd_dumb={0};
- create_dumb.width = conn_mode_buf[0].hdisplay;
- create_dumb.height = conn_mode_buf[0].vdisplay;
- create_dumb.bpp = 32;
- create_dumb.flags = 0;
- create_dumb.pitch = 0;
- create_dumb.size = 0;
- create_dumb.handle = 0;
- if (ioctl(fb->fb_fd, DRM_IOCTL_MODE_CREATE_DUMB, &create_dumb) ||
- !create_dumb.handle)
- goto cleanup;
+ /* putty */
+ {"control-up", "\eOA"},
+ {"control-down", "\eOB"},
+ {"control-right", "\eOC"},
+ {"control-left", "\eOD"},
- cmd_dumb.width =create_dumb.width;
- cmd_dumb.height=create_dumb.height;
- cmd_dumb.bpp =create_dumb.bpp;
- cmd_dumb.pitch =create_dumb.pitch;
- cmd_dumb.depth =24;
- cmd_dumb.handle=create_dumb.handle;
- if (ioctl(fb->fb_fd,DRM_IOCTL_MODE_ADDFB,&cmd_dumb))
- goto cleanup;
+ {"control-shift-up", "\e[1;6A"},
+ {"control-shift-down", "\e[1;6B"},
+ {"control-shift-right", "\e[1;6C"},
+ {"control-shift-left", "\e[1;6D"},
- map_dumb.handle=create_dumb.handle;
- if (ioctl(fb->fb_fd,DRM_IOCTL_MODE_MAP_DUMB,&map_dumb))
- goto cleanup;
+ {"control-up", "\eOa"},
+ {"control-down", "\eOb"},
+ {"control-right", "\eOc"},
+ {"control-left", "\eOd"},
- void *base = mmap(0, create_dumb.size, PROT_READ | PROT_WRITE, MAP_SHARED,
- fb->fb_fd, map_dumb.offset);
- if (!base)
- {
- goto cleanup;
- }
- *width = create_dumb.width;
- *height = create_dumb.height;
+ {"shift-up", "\e[a"},
+ {"shift-down", "\e[b"},
+ {"shift-right", "\e[c"},
+ {"shift-left", "\e[d"},
- struct drm_mode_get_encoder enc={0};
- enc.encoder_id=conn.encoder_id;
- if (ioctl(fb->fb_fd, DRM_IOCTL_MODE_GETENCODER, &enc))
- goto cleanup;
+ {"insert", "\e[2~"},
+ {"delete", "\e[3~"},
+ {"page-up", "\e[5~"},
+ {"page-down", "\e[6~"},
+ {"home", "\eOH"},
+ {"end", "\eOF"},
+ {"home", "\e[H"},
+ {"end", "\e[F"},
+ {"control-delete", "\e[3;5~"},
+ {"shift-delete", "\e[3;2~"},
+ {"control-shift-delete","\e[3;6~"},
- fb->crtc.crtc_id=enc.crtc_id;
- if (ioctl(fb->fb_fd, DRM_IOCTL_MODE_GETCRTC, &fb->crtc))
- goto cleanup;
+ {"F1", "\e[25~"},
+ {"F2", "\e[26~"},
+ {"F3", "\e[27~"},
+ {"F4", "\e[26~"},
- fb->crtc.fb_id=cmd_dumb.fb_id;
- fb->crtc.set_connectors_ptr=(fbdrmuint_t)&res_conn_buf[i];
- fb->crtc.count_connectors=1;
- fb->crtc.mode=conn_mode_buf[0];
- fb->crtc.mode_valid=1;
- return base;
- }
-cleanup:
- if (got_master)
- ioctl(fb->fb_fd, DRM_IOCTL_DROP_MASTER, 0);
- fb->fb_fd = 0;
- return NULL;
-}
-void ctx_fbdrm_flip (CtxFb *fb)
+ {"F1", "\e[11~"},
+ {"F2", "\e[12~"},
+ {"F3", "\e[13~"},
+ {"F4", "\e[14~"},
+ {"F1", "\eOP"},
+ {"F2", "\eOQ"},
+ {"F3", "\eOR"},
+ {"F4", "\eOS"},
+ {"F5", "\e[15~"},
+ {"F6", "\e[16~"},
+ {"F7", "\e[17~"},
+ {"F8", "\e[18~"},
+ {"F9", "\e[19~"},
+ {"F9", "\e[20~"},
+ {"F10", "\e[21~"},
+ {"F11", "\e[22~"},
+ {"F12", "\e[23~"},
+ {"tab", {9, '\0'}},
+ {"shift-tab", {27, 9, '\0'}}, // also generated by alt-tab in linux console
+ {"alt-space", {27, ' ', '\0'}},
+ {"shift-tab", "\e[Z"},
+ {"backspace", {127, '\0'}},
+ {"space", " "},
+ {"\e", "\e"},
+ {"return", {10,0}},
+ {"return", {13,0}},
+ /* this section could be autogenerated by code */
+ {"control-a", {1,0}},
+ {"control-b", {2,0}},
+ {"control-c", {3,0}},
+ {"control-d", {4,0}},
+ {"control-e", {5,0}},
+ {"control-f", {6,0}},
+ {"control-g", {7,0}},
+ {"control-h", {8,0}}, /* backspace? */
+ {"control-i", {9,0}},
+ {"control-j", {10,0}},
+ {"control-k", {11,0}},
+ {"control-l", {12,0}},
+ {"control-n", {14,0}},
+ {"control-o", {15,0}},
+ {"control-p", {16,0}},
+ {"control-q", {17,0}},
+ {"control-r", {18,0}},
+ {"control-s", {19,0}},
+ {"control-t", {20,0}},
+ {"control-u", {21,0}},
+ {"control-v", {22,0}},
+ {"control-w", {23,0}},
+ {"control-x", {24,0}},
+ {"control-y", {25,0}},
+ {"control-z", {26,0}},
+ {"alt-`", "\e`"},
+ {"alt-0", "\e0"},
+ {"alt-1", "\e1"},
+ {"alt-2", "\e2"},
+ {"alt-3", "\e3"},
+ {"alt-4", "\e4"},
+ {"alt-5", "\e5"},
+ {"alt-6", "\e6"},
+ {"alt-7", "\e7"}, /* backspace? */
+ {"alt-8", "\e8"},
+ {"alt-9", "\e9"},
+ {"alt-+", "\e+"},
+ {"alt--", "\e-"},
+ {"alt-/", "\e/"},
+ {"alt-a", "\ea"},
+ {"alt-b", "\eb"},
+ {"alt-c", "\ec"},
+ {"alt-d", "\ed"},
+ {"alt-e", "\ee"},
+ {"alt-f", "\ef"},
+ {"alt-g", "\eg"},
+ {"alt-h", "\eh"}, /* backspace? */
+ {"alt-i", "\ei"},
+ {"alt-j", "\ej"},
+ {"alt-k", "\ek"},
+ {"alt-l", "\el"},
+ {"alt-n", "\em"},
+ {"alt-n", "\en"},
+ {"alt-o", "\eo"},
+ {"alt-p", "\ep"},
+ {"alt-q", "\eq"},
+ {"alt-r", "\er"},
+ {"alt-s", "\es"},
+ {"alt-t", "\et"},
+ {"alt-u", "\eu"},
+ {"alt-v", "\ev"},
+ {"alt-w", "\ew"},
+ {"alt-x", "\ex"},
+ {"alt-y", "\ey"},
+ {"alt-z", "\ez"},
+ /* Linux Console */
+ {"home", "\e[1~"},
+ {"end", "\e[4~"},
+ {"F1", "\e[[A"},
+ {"F2", "\e[[B"},
+ {"F3", "\e[[C"},
+ {"F4", "\e[[D"},
+ {"F5", "\e[[E"},
+ {"F6", "\e[[F"},
+ {"F7", "\e[[G"},
+ {"F8", "\e[[H"},
+ {"F9", "\e[[I"},
+ {"F10", "\e[[J"},
+ {"F11", "\e[[K"},
+ {"F12", "\e[[L"},
+ {NULL, }
+};
+static int fb_keyboard_match_keycode (const char *buf, int length, const MmmKeyCode **ret)
{
- if (!fb->fb_fd)
- return;
- ioctl(fb->fb_fd, DRM_IOCTL_MODE_SETCRTC, &fb->crtc);
-}
+ int i;
+ int matches = 0;
-void ctx_fbdrm_close (CtxFb *fb)
-{
- if (!fb->fb_fd)
- return;
- ioctl(fb->fb_fd, DRM_IOCTL_DROP_MASTER, 0);
- close (fb->fb_fd);
- fb->fb_fd = 0;
+ if (!strncmp (buf, "\e[M", MIN(length,3)))
+ {
+ if (length >= 6)
+ return 9001;
+ return 2342;
+ }
+ for (i = 0; ufb_keycodes[i].nick; i++)
+ if (!strncmp (buf, ufb_keycodes[i].sequence, length))
+ {
+ matches ++;
+ if ((int)strlen (ufb_keycodes[i].sequence) == length && ret)
+ {
+ *ret = &ufb_keycodes[i];
+ return 1;
+ }
+ }
+ if (matches != 1 && ret)
+ *ret = NULL;
+ return matches==1?2:matches;
}
-static void ctx_fb_flip (CtxFb *fb)
-{
- if (fb->is_drm)
- ctx_fbdrm_flip (fb);
- else
- ioctl (fb->fb_fd, FBIOPAN_DISPLAY, &fb->vinfo);
-}
+//int is_active (void *host)
+//{
+// return 1;
+//}
-inline static uint32_t
-ctx_swap_red_green2 (uint32_t orig)
+static char *evsource_kb_get_event (void)
{
- uint32_t green_alpha = (orig & 0xff00ff00);
- uint32_t red_blue = (orig & 0x00ff00ff);
- uint32_t red = red_blue << 16;
- uint32_t blue = red_blue >> 16;
- return green_alpha | red | blue;
-}
+ unsigned char buf[20];
+ int length;
-static int ctx_fb_cursor_drawn = 0;
-static int ctx_fb_cursor_drawn_x = 0;
-static int ctx_fb_cursor_drawn_y = 0;
-static CtxCursor ctx_fb_cursor_drawn_shape = 0;
+ for (length = 0; length < 10; length ++)
+ if (read (STDIN_FILENO, &buf[length], 1) != -1)
+ {
+ const MmmKeyCode *match = NULL;
-#define CTX_FB_HIDE_CURSOR_FRAMES 200
+ //if (!is_active (ctx_ev_src_kb.priv))
+ // return NULL;
-static int ctx_fb_cursor_same_pos = CTX_FB_HIDE_CURSOR_FRAMES;
+ /* special case ESC, so that we can use it alone in keybindings */
+ if (length == 0 && buf[0] == 27)
+ {
+ struct timeval tv;
+ fd_set rfds;
+ FD_ZERO (&rfds);
+ FD_SET (STDIN_FILENO, &rfds);
+ tv.tv_sec = 0;
+ tv.tv_usec = 1000 * 120;
+ if (select (STDIN_FILENO+1, &rfds, NULL, NULL, &tv) == 0)
+ return strdup ("escape");
+ }
-static inline int ctx_is_in_cursor (int x, int y, int size, CtxCursor shape)
+ switch (fb_keyboard_match_keycode ((void*)buf, length + 1, &match))
+ {
+ case 1: /* unique match */
+ if (!match)
+ return NULL;
+ return strdup (match->nick);
+ break;
+ case 0: /* no matches, bail*/
+ {
+ static char ret[256]="";
+ if (length == 0 && ctx_utf8_len (buf[0])>1) /* read a
+ * single unicode
+ * utf8 character
+ */
+ {
+ int bytes = read (STDIN_FILENO, &buf[length+1], ctx_utf8_len(buf[0])-1);
+ if (bytes)
+ {
+ buf[ctx_utf8_len(buf[0])]=0;
+ strcpy (ret, (void*)buf);
+ }
+ return strdup(ret); //XXX: simplify
+ }
+ if (length == 0) /* ascii */
+ {
+ buf[1]=0;
+ strcpy (ret, (void*)buf);
+ return strdup(ret);
+ }
+ sprintf (ret, "unhandled %i:'%c' %i:'%c' %i:'%c' %i:'%c' %i:'%c' %i:'%c' %i:'%c'",
+ length >=0 ? buf[0] : 0,
+ length >=0 ? buf[0]>31?buf[0]:'?' : ' ',
+ length >=1 ? buf[1] : 0,
+ length >=1 ? buf[1]>31?buf[1]:'?' : ' ',
+ length >=2 ? buf[2] : 0,
+ length >=2 ? buf[2]>31?buf[2]:'?' : ' ',
+ length >=3 ? buf[3] : 0,
+ length >=3 ? buf[3]>31?buf[3]:'?' : ' ',
+ length >=4 ? buf[4] : 0,
+ length >=4 ? buf[4]>31?buf[4]:'?' : ' ',
+ length >=5 ? buf[5] : 0,
+ length >=5 ? buf[5]>31?buf[5]:'?' : ' ',
+ length >=6 ? buf[6] : 0,
+ length >=6 ? buf[6]>31?buf[6]:'?' : ' '
+ );
+ return strdup(ret);
+ }
+ return NULL;
+ default: /* continue */
+ break;
+ }
+ }
+ else
+ return strdup("key read eek");
+ return strdup("fail");
+}
+
+static int evsource_kb_get_fd (void)
{
- switch (shape)
- {
- case CTX_CURSOR_ARROW:
- if (x > ((size * 4)-y*4)) return 0;
- if (x < y && x > y / 16)
- return 1;
- return 0;
+ return STDIN_FILENO;
+}
- case CTX_CURSOR_RESIZE_SE:
- case CTX_CURSOR_RESIZE_NW:
- case CTX_CURSOR_RESIZE_SW:
- case CTX_CURSOR_RESIZE_NE:
- {
- float theta = -45.0/180 * M_PI;
- float cos_theta;
- float sin_theta;
- if ((shape == CTX_CURSOR_RESIZE_SW) ||
- (shape == CTX_CURSOR_RESIZE_NE))
- {
- theta = -theta;
- cos_theta = cos (theta);
- sin_theta = sin (theta);
- }
- else
- {
- cos_theta = cos (theta);
- sin_theta = sin (theta);
- }
- int rot_x = x * cos_theta - y * sin_theta;
- int rot_y = y * cos_theta + x * sin_theta;
- x = rot_x;
- y = rot_y;
- }
- /*FALLTHROUGH*/
- case CTX_CURSOR_RESIZE_W:
- case CTX_CURSOR_RESIZE_E:
- case CTX_CURSOR_RESIZE_ALL:
- if (abs (x) < size/2 && abs (y) < size/2)
- {
- if (abs(y) < size/10)
- {
- return 1;
- }
- }
- if ((abs (x) - size/ (shape == CTX_CURSOR_RESIZE_ALL?2:2.7)) >= 0)
- {
- if (abs(y) < (size/2.8)-(abs(x) - (size/2)))
- return 1;
- }
- if (shape != CTX_CURSOR_RESIZE_ALL)
- break;
- /* FALLTHROUGH */
- case CTX_CURSOR_RESIZE_S:
- case CTX_CURSOR_RESIZE_N:
- if (abs (y) < size/2 && abs (x) < size/2)
- {
- if (abs(x) < size/10)
- {
- return 1;
- }
- }
- if ((abs (y) - size/ (shape == CTX_CURSOR_RESIZE_ALL?2:2.7)) >= 0)
- {
- if (abs(x) < (size/2.8)-(abs(y) - (size/2)))
- return 1;
- }
- break;
-#if 0
- case CTX_CURSOR_RESIZE_ALL:
- if (abs (x) < size/2 && abs (y) < size/2)
- {
- if (abs (x) < size/10 || abs(y) < size/10)
- return 1;
- }
- break;
-#endif
- default:
- return (x ^ y) & 1;
+static EvSource *evsource_kb_new (void)
+{
+ if (evsource_kb_init() == 0)
+ {
+ return &ctx_ev_src_kb;
}
- return 0;
+ return NULL;
}
-static void ctx_fb_undraw_cursor (CtxFb *fb)
+static int event_check_pending (CtxFb *fb)
{
- CtxTiled *tiled = (void*)fb;
- int cursor_size = ctx_height (tiled->ctx) / 28;
-
- if (ctx_fb_cursor_drawn)
- {
- int no = 0;
- int startx = -cursor_size;
- int starty = -cursor_size;
- if (ctx_fb_cursor_drawn_shape == CTX_CURSOR_ARROW)
- startx = starty = 0;
-
- for (int y = starty; y < cursor_size; y++)
- for (int x = startx; x < cursor_size; x++, no+=4)
+ CtxTiled *tiled = (void*)fb;
+ int events = 0;
+ for (int i = 0; i < fb->evsource_count; i++)
+ {
+ while (evsource_has_event (fb->evsource[i]))
+ {
+ char *event = evsource_get_event (fb->evsource[i]);
+ if (event)
{
- if (x + ctx_fb_cursor_drawn_x < tiled->width && y + ctx_fb_cursor_drawn_y < tiled->height)
+ if (fb->vt_active)
{
- if (ctx_is_in_cursor (x, y, cursor_size, ctx_fb_cursor_drawn_shape))
- {
- int o = ((ctx_fb_cursor_drawn_y + y) * tiled->width + (ctx_fb_cursor_drawn_x + x)) * 4;
- fb->fb[o+0]^=0x88;
- fb->fb[o+1]^=0x88;
- fb->fb[o+2]^=0x88;
- }
+ ctx_key_press (tiled->ctx, 0, event, 0); // we deliver all events as key-press, the key_press
handler disambiguates
+ events++;
}
+ free (event);
}
-
- ctx_fb_cursor_drawn = 0;
}
+ }
+ return events;
}
-static void ctx_fb_draw_cursor (CtxFb *fb)
+int ctx_fb_consume_events (Ctx *ctx)
{
- CtxTiled *tiled = (void*)fb;
- int cursor_x = ctx_pointer_x (tiled->ctx);
- int cursor_y = ctx_pointer_y (tiled->ctx);
- int cursor_size = ctx_height (tiled->ctx) / 28;
- CtxCursor cursor_shape = tiled->ctx->cursor;
- int no = 0;
+ CtxFb *fb = (void*)ctx->renderer;
+ ctx_fb_show_frame (fb, 0);
+ event_check_pending (fb);
+ return 0;
+}
- if (cursor_x == ctx_fb_cursor_drawn_x &&
- cursor_y == ctx_fb_cursor_drawn_y &&
- cursor_shape == ctx_fb_cursor_drawn_shape)
- ctx_fb_cursor_same_pos ++;
- else
- ctx_fb_cursor_same_pos = 0;
+inline static void ctx_fb_reset (CtxFb *fb)
+{
+ ctx_fb_show_frame (fb, 1);
+}
- if (ctx_fb_cursor_same_pos >= CTX_FB_HIDE_CURSOR_FRAMES)
- {
- if (ctx_fb_cursor_drawn)
- ctx_fb_undraw_cursor (fb);
- return;
- }
+inline static void ctx_fb_flush (CtxFb *fb)
+{
+ ctx_tiled_flush ((CtxTiled*)fb);
+}
- /* no need to flicker when stationary, motion flicker can also be removed
- * by combining the previous and next position masks when a motion has
- * occured..
- */
- if (ctx_fb_cursor_same_pos && ctx_fb_cursor_drawn)
- return;
+void ctx_fb_free (CtxFb *fb)
+{
+ if (fb->is_drm)
+ {
+ ctx_fbdrm_close (fb);
+ }
- ctx_fb_undraw_cursor (fb);
+ ioctl (0, KDSETMODE, KD_TEXT);
+ if (system("stty sane")){};
+ ctx_tiled_free ((CtxTiled*)fb);
+ //free (fb);
+#if CTX_BABL
+ babl_exit ();
+#endif
+}
- no = 0;
+//static unsigned char *fb_icc = NULL;
+//static long fb_icc_length = 0;
- int startx = -cursor_size;
- int starty = -cursor_size;
+int ctx_renderer_is_fb (Ctx *ctx)
+{
+ if (ctx->renderer &&
+ ctx->renderer->free == (void*)ctx_fb_free)
+ return 1;
+ return 0;
+}
- if (cursor_shape == CTX_CURSOR_ARROW)
- startx = starty = 0;
+static CtxFb *ctx_fb = NULL;
+static void vt_switch_cb (int sig)
+{
+ CtxTiled *tiled = (void*)ctx_fb;
+ if (sig == SIGUSR1)
+ {
+ if (ctx_fb->is_drm)
+ ioctl(ctx_fb->fb_fd, DRM_IOCTL_DROP_MASTER, 0);
+ ioctl (0, VT_RELDISP, 1);
+ ctx_fb->vt_active = 0;
+ ioctl (0, KDSETMODE, KD_TEXT);
+ }
+ else
+ {
+ ioctl (0, VT_RELDISP, VT_ACKACQ);
+ ctx_fb->vt_active = 1;
+ // queue draw
+ tiled->render_frame = ++tiled->frame;
+ ioctl (0, KDSETMODE, KD_GRAPHICS);
+ if (ctx_fb->is_drm)
+ {
+ ioctl(ctx_fb->fb_fd, DRM_IOCTL_SET_MASTER, 0);
+ ctx_fb_flip (ctx_fb);
+ }
+ else
+ {
+ tiled->ctx->dirty=1;
- for (int y = starty; y < cursor_size; y++)
- for (int x = startx; x < cursor_size; x++, no+=4)
+ for (int row = 0; row < CTX_HASH_ROWS; row++)
+ for (int col = 0; col < CTX_HASH_COLS; col++)
{
- if (x + cursor_x < tiled->width && y + cursor_y < tiled->height)
- {
- if (ctx_is_in_cursor (x, y, cursor_size, cursor_shape))
- {
- int o = ((cursor_y + y) * tiled->width + (cursor_x + x)) * 4;
- fb->fb[o+0]^=0x88;
- fb->fb[o+1]^=0x88;
- fb->fb[o+2]^=0x88;
- }
- }
+ tiled->hashes[(row * CTX_HASH_COLS + col) * 20] += 1;
}
- ctx_fb_cursor_drawn = 1;
- ctx_fb_cursor_drawn_x = cursor_x;
- ctx_fb_cursor_drawn_y = cursor_y;
- ctx_fb_cursor_drawn_shape = cursor_shape;
+ }
+ }
}
-static void ctx_fb_show_frame (CtxFb *fb, int block)
+static int ctx_fb_get_mice_fd (Ctx *ctx)
+{
+ //CtxFb *fb = (void*)ctx->renderer;
+ return _ctx_mice_fd;
+}
+
+Ctx *ctx_new_fb (int width, int height, int drm)
{
+#if CTX_RASTERIZER
+ CtxFb *fb = calloc (sizeof (CtxFb), 1);
+
CtxTiled *tiled = (void*)fb;
- if (tiled->shown_frame == tiled->render_frame)
+ ctx_fb = fb;
+ if (drm)
+ fb->fb = ctx_fbdrm_new (fb, &tiled->width, &tiled->height);
+ if (fb->fb)
{
- if (block == 0) // consume event call
+ fb->is_drm = 1;
+ width = tiled->width;
+ height = tiled->height;
+ /*
+ we're ignoring the input width and height ,
+ maybe turn them into properties - for
+ more generic handling.
+ */
+ fb->fb_mapped_size = tiled->width * tiled->height * 4;
+ fb->fb_bits = 32;
+ fb->fb_bpp = 4;
+ }
+ else
+ {
+ fb->fb_fd = open ("/dev/fb0", O_RDWR);
+ if (fb->fb_fd > 0)
+ fb->fb_path = strdup ("/dev/fb0");
+ else
+ {
+ fb->fb_fd = open ("/dev/graphics/fb0", O_RDWR);
+ if (fb->fb_fd > 0)
{
- ctx_fb_draw_cursor (fb);
- ctx_fb_flip (fb);
+ fb->fb_path = strdup ("/dev/graphics/fb0");
+ }
+ else
+ {
+ free (fb);
+ return NULL;
}
- return;
}
- if (block)
+ if (ioctl(fb->fb_fd, FBIOGET_FSCREENINFO, &fb->finfo))
+ {
+ fprintf (stderr, "error getting fbinfo\n");
+ close (fb->fb_fd);
+ free (fb->fb_path);
+ free (fb);
+ return NULL;
+ }
+
+ if (ioctl(fb->fb_fd, FBIOGET_VSCREENINFO, &fb->vinfo))
+ {
+ fprintf (stderr, "error getting fbinfo\n");
+ close (fb->fb_fd);
+ free (fb->fb_path);
+ free (fb);
+ return NULL;
+ }
+
+//fprintf (stderr, "%s\n", fb->fb_path);
+ width = tiled->width = fb->vinfo.xres;
+ height = tiled->height = fb->vinfo.yres;
+
+ fb->fb_bits = fb->vinfo.bits_per_pixel;
+//fprintf (stderr, "fb bits: %i\n", fb->fb_bits);
+
+ if (fb->fb_bits == 16)
+ fb->fb_bits =
+ fb->vinfo.red.length +
+ fb->vinfo.green.length +
+ fb->vinfo.blue.length;
+
+ else if (fb->fb_bits == 8)
{
- int count = 0;
- while (ctx_tiled_threads_done (tiled) != _ctx_max_threads)
+ unsigned short red[256], green[256], blue[256];
+ unsigned short original_red[256];
+ unsigned short original_green[256];
+ unsigned short original_blue[256];
+ struct fb_cmap cmap = {0, 256, red, green, blue, NULL};
+ struct fb_cmap original_cmap = {0, 256, original_red, original_green, original_blue, NULL};
+ int i;
+
+ /* do we really need to restore it ? */
+ if (ioctl (fb->fb_fd, FBIOPUTCMAP, &original_cmap) == -1)
{
- usleep (500);
- count ++;
- if (count > 2000)
- {
- tiled->shown_frame = tiled->render_frame;
- return;
- }
+ fprintf (stderr, "palette initialization problem %i\n", __LINE__);
+ }
+
+ for (i = 0; i < 256; i++)
+ {
+ red[i] = ((( i >> 5) & 0x7) << 5) << 8;
+ green[i] = ((( i >> 2) & 0x7) << 5) << 8;
+ blue[i] = ((( i >> 0) & 0x3) << 6) << 8;
+ }
+
+ if (ioctl (fb->fb_fd, FBIOPUTCMAP, &cmap) == -1)
+ {
+ fprintf (stderr, "palette initialization problem %i\n", __LINE__);
}
}
- else
+
+ fb->fb_bpp = fb->vinfo.bits_per_pixel / 8;
+ fb->fb_mapped_size = fb->finfo.smem_len;
+
+ fb->fb = mmap (NULL, fb->fb_mapped_size, PROT_READ|PROT_WRITE, MAP_SHARED, fb->fb_fd, 0);
+ }
+ if (!fb->fb)
+ return NULL;
+ tiled->pixels = calloc (fb->fb_mapped_size, 1);
+ ctx_fb_events = 1;
+
+#if CTX_BABL
+ babl_init ();
+#endif
+
+ ctx_get_contents ("file:///tmp/ctx.icc", &sdl_icc, &sdl_icc_length);
+
+ tiled->ctx = ctx_new ();
+ tiled->ctx_copy = ctx_new ();
+ tiled->width = width;
+ tiled->height = height;
+
+ ctx_set_renderer (tiled->ctx, fb);
+ ctx_set_renderer (tiled->ctx_copy, fb);
+ ctx_set_texture_cache (tiled->ctx_copy, tiled->ctx);
+
+ ctx_set_size (tiled->ctx, width, height);
+ ctx_set_size (tiled->ctx_copy, width, height);
+
+ tiled->flush = (void*)ctx_fb_flush;
+ tiled->reset = (void*)ctx_fb_reset;
+ tiled->free = (void*)ctx_fb_free;
+ tiled->set_clipboard = (void*)ctx_fb_set_clipboard;
+ tiled->get_clipboard = (void*)ctx_fb_get_clipboard;
+
+ for (int i = 0; i < _ctx_max_threads; i++)
{
- if (ctx_tiled_threads_done (tiled) != _ctx_max_threads)
- return;
+ tiled->host[i] = ctx_new_for_framebuffer (tiled->pixels,
+ tiled->width/CTX_HASH_COLS, tiled->height/CTX_HASH_ROWS,
+ tiled->width * 4, CTX_FORMAT_BGRA8); // this format
+ // is overriden in thread
+ ((CtxRasterizer*)(tiled->host[i]->renderer))->swap_red_green = 1;
+ ctx_set_texture_source (tiled->host[i], tiled->ctx);
}
- if (fb->vt_active)
- {
- int pre_skip = tiled->min_row * tiled->height/CTX_HASH_ROWS * tiled->width;
- int post_skip = (CTX_HASH_ROWS-tiled->max_row-1) * tiled->height/CTX_HASH_ROWS * tiled->width;
+ mtx_init (&tiled->mtx, mtx_plain);
+ cnd_init (&tiled->cond);
- int rows = ((tiled->width * tiled->height) - pre_skip - post_skip)/tiled->width;
+#define start_thread(no)\
+ if(_ctx_max_threads>no){ \
+ static void *args[2]={(void*)no, };\
+ thrd_t tid;\
+ args[1]=fb;\
+ thrd_create (&tid, (void*)ctx_tiled_render_fun, args);\
+ }
+ start_thread(0);
+ start_thread(1);
+ start_thread(2);
+ start_thread(3);
+ start_thread(4);
+ start_thread(5);
+ start_thread(6);
+ start_thread(7);
+ start_thread(8);
+ start_thread(9);
+ start_thread(10);
+ start_thread(11);
+ start_thread(12);
+ start_thread(13);
+ start_thread(14);
+ start_thread(15);
+#undef start_thread
- int col_pre_skip = tiled->min_col * tiled->width/CTX_HASH_COLS;
- int col_post_skip = (CTX_HASH_COLS-tiled->max_col-1) * tiled->width/CTX_HASH_COLS;
- if (_ctx_damage_control)
- {
- pre_skip = post_skip = col_pre_skip = col_post_skip = 0;
- }
+ ctx_flush (tiled->ctx);
- if (pre_skip < 0) pre_skip = 0;
- if (post_skip < 0) post_skip = 0;
+ EvSource *kb = evsource_kb_new ();
+ if (kb)
+ {
+ fb->evsource[fb->evsource_count++] = kb;
+ kb->priv = fb;
+ }
+ EvSource *mice = evsource_mice_new ();
+ if (mice)
+ {
+ fb->evsource[fb->evsource_count++] = mice;
+ mice->priv = fb;
+ }
- __u32 dummy = 0;
+ fb->vt_active = 1;
+ ioctl(0, KDSETMODE, KD_GRAPHICS);
+ signal (SIGUSR1, vt_switch_cb);
+ signal (SIGUSR2, vt_switch_cb);
+ struct vt_stat st;
+ if (ioctl (0, VT_GETSTATE, &st) == -1)
+ {
+ ctx_log ("VT_GET_MODE on vt %i failed\n", fb->vt);
+ return NULL;
+ }
- if (tiled->min_row == 100){
- pre_skip = 0;
- post_skip = 0;
- // not when drm ?
- ioctl (fb->fb_fd, FBIO_WAITFORVSYNC, &dummy);
- ctx_fb_undraw_cursor (fb);
- }
- else
- {
+ fb->vt = st.v_active;
- tiled->min_row = 100;
- tiled->max_row = 0;
- tiled->min_col = 100;
- tiled->max_col = 0;
+ struct vt_mode mode;
+ mode.mode = VT_PROCESS;
+ mode.relsig = SIGUSR1;
+ mode.acqsig = SIGUSR2;
+ if (ioctl (0, VT_SETMODE, &mode) < 0)
+ {
+ ctx_log ("VT_SET_MODE on vt %i failed\n", fb->vt);
+ return NULL;
+ }
- // not when drm ?
- ioctl (fb->fb_fd, FBIO_WAITFORVSYNC, &dummy);
- ctx_fb_undraw_cursor (fb);
- switch (fb->fb_bits)
- {
- case 32:
-#if 1
- {
- uint8_t *dst = fb->fb + pre_skip * 4;
- uint8_t *src = tiled->pixels + pre_skip * 4;
- int pre = col_pre_skip * 4;
- int post = col_post_skip * 4;
- int core = tiled->width * 4 - pre - post;
- for (int i = 0; i < rows; i++)
- {
- dst += pre;
- src += pre;
- memcpy (dst, src, core);
- src += core;
- dst += core;
- dst += post;
- src += post;
- }
- }
+ return tiled->ctx;
#else
- { int count = tiled->width * tiled->height;
- const uint32_t *src = (void*)tiled->pixels;
- uint32_t *dst = (void*)fb->fb;
- count-= pre_skip;
- src+= pre_skip;
- dst+= pre_skip;
- count-= post_skip;
- while (count -- > 0)
- {
- dst[0] = ctx_swap_red_green2 (src[0]);
- src++;
- dst++;
- }
- }
+ return NULL;
#endif
- break;
- /* XXX : note: converting a scanline (or all) to target and
- * then doing a bulk memcpy be faster (at least with som /dev/fbs) */
- case 24:
- { int count = tiled->width * tiled->height;
- const uint8_t *src = tiled->pixels;
- uint8_t *dst = fb->fb;
- count-= pre_skip;
- src+= pre_skip * 4;
- dst+= pre_skip * 3;
- count-= post_skip;
- while (count -- > 0)
- {
- dst[0] = src[0];
- dst[1] = src[1];
- dst[2] = src[2];
- dst+=3;
- src+=4;
- }
- }
- break;
- case 16:
- { int count = tiled->width * tiled->height;
- const uint8_t *src = tiled->pixels;
- uint8_t *dst = fb->fb;
- count-= post_skip;
- count-= pre_skip;
- src+= pre_skip * 4;
- dst+= pre_skip * 2;
- while (count -- > 0)
- {
- int big = ((src[0] >> 3)) +
- ((src[1] >> 2)<<5) +
- ((src[2] >> 3)<<11);
- dst[0] = big & 255;
- dst[1] = big >> 8;
- dst+=2;
- src+=4;
- }
- }
- break;
- case 15:
- { int count = tiled->width * tiled->height;
- const uint8_t *src = tiled->pixels;
- uint8_t *dst = fb->fb;
- count-= post_skip;
- count-= pre_skip;
- src+= pre_skip * 4;
- dst+= pre_skip * 2;
- while (count -- > 0)
- {
- int big = ((src[2] >> 3)) +
- ((src[1] >> 2)<<5) +
- ((src[0] >> 3)<<10);
- dst[0] = big & 255;
- dst[1] = big >> 8;
- dst+=2;
- src+=4;
- }
- }
- break;
- case 8:
- { int count = tiled->width * tiled->height;
- const uint8_t *src = tiled->pixels;
- uint8_t *dst = fb->fb;
- count-= post_skip;
- count-= pre_skip;
- src+= pre_skip * 4;
- dst+= pre_skip;
- while (count -- > 0)
- {
- dst[0] = ((src[0] >> 5)) +
- ((src[1] >> 5)<<3) +
- ((src[2] >> 6)<<6);
- dst+=1;
- src+=4;
- }
- }
- break;
- }
- }
- ctx_fb_cursor_drawn = 0;
- ctx_fb_draw_cursor (fb);
- ctx_fb_flip (fb);
- tiled->shown_frame = tiled->render_frame;
- }
}
+#else
+int ctx_renderer_is_fb (Ctx *ctx)
+{
+ return 0;
+}
+#endif
+#endif
-#define evsource_has_event(es) (es)->has_event((es))
-#define evsource_get_event(es) (es)->get_event((es))
-#define evsource_destroy(es) do{if((es)->destroy)(es)->destroy((es));}while(0)
-#define evsource_set_coord(es,x,y) do{if((es)->set_coord)(es)->set_coord((es),(x),(y));}while(0)
-#define evsource_get_fd(es) ((es)->get_fd?(es)->get_fd((es)):0)
+#if CTX_SDL
+/**/
+typedef struct _CtxSDL CtxSDL;
+struct _CtxSDL
+{
+ CtxTiled tiled;
+ /* where we diverge from fb*/
+ int key_balance;
+ int key_repeat;
+ int lctrl;
+ int lalt;
+ int rctrl;
+ int lshift;
+ int rshift;
-static int mice_has_event ();
-static char *mice_get_event ();
-static void mice_destroy ();
-static int mice_get_fd (EvSource *ev_source);
-static void mice_set_coord (EvSource *ev_source, double x, double y);
+ SDL_Window *window;
+ SDL_Renderer *renderer;
+ SDL_Texture *texture;
-static EvSource ctx_ev_src_mice = {
- NULL,
- (void*)mice_has_event,
- (void*)mice_get_event,
- (void*)mice_destroy,
- mice_get_fd,
- mice_set_coord
+// cnd_t cond;
+// mtx_t mtx;
+ int fullscreen;
};
-typedef struct Mice
-{
- int fd;
- double x;
- double y;
- int button;
- int prev_state;
-} Mice;
-
-Mice *_mrg_evsrc_coord = NULL;
-static int _ctx_mice_fd = 0;
+#include "stb_image_write.h"
-void _mmm_get_coords (Ctx *ctx, double *x, double *y)
+void ctx_screenshot (Ctx *ctx, const char *output_path)
{
- if (!_mrg_evsrc_coord)
- return;
- if (x)
- *x = _mrg_evsrc_coord->x;
- if (y)
- *y = _mrg_evsrc_coord->y;
-}
+#if CTX_SCREENSHOT
+ int valid = 0;
+ CtxSDL *sdl = (void*)ctx->renderer;
-static Mice mice;
-static Mice* mrg_mice_this = &mice;
+ if (ctx_renderer_is_sdl (ctx)) valid = 1;
+#if CTX_FB
+ if (ctx_renderer_is_fb (ctx)) valid = 1;
+#endif
-static int mmm_evsource_mice_init ()
-{
- unsigned char reset[]={0xff};
- /* need to detect which event */
+ if (!valid)
+ return;
- mrg_mice_this->prev_state = 0;
- mrg_mice_this->fd = open ("/dev/input/mice", O_RDONLY | O_NONBLOCK);
- if (mrg_mice_this->fd == -1)
+#if CTX_FB
+ // we rely on the same layout
+ for (int i = 0; i < sdl->width * sdl->height; i++)
{
- fprintf (stderr, "error opening /dev/input/mice device, maybe add user to input group if such group
exist, or otherwise make the rights be satisfied.\n");
- return -1;
+ int tmp = sdl->pixels[i*4];
+ sdl->pixels[i*4] = sdl->pixels[i*4 + 2];
+ sdl->pixels[i*4 + 2] = tmp;
}
- if (write (mrg_mice_this->fd, reset, 1) == -1)
+#endif
+
+ stbi_write_png (output_path, sdl->width, sdl->height, 4, sdl->pixels, sdl->width*4);
+
+#if CTX_FB
+ for (int i = 0; i < sdl->width * sdl->height; i++)
{
- // might happen if we're a regular user with only read permission
+ int tmp = sdl->pixels[i*4];
+ sdl->pixels[i*4] = sdl->pixels[i*4 + 2];
+ sdl->pixels[i*4 + 2] = tmp;
}
- _ctx_mice_fd = mrg_mice_this->fd;
- _mrg_evsrc_coord = mrg_mice_this;
- return 0;
+#endif
+#endif
}
-static void mice_destroy ()
+int ctx_show_fps = 1;
+void ctx_sdl_set_title (void *self, const char *new_title)
{
- if (mrg_mice_this->fd != -1)
- close (mrg_mice_this->fd);
+ CtxSDL *sdl = self;
+ if (!ctx_show_fps)
+ SDL_SetWindowTitle (sdl->window, new_title);
}
-static int mice_has_event ()
+static void ctx_sdl_show_frame (CtxSDL *sdl, int block)
{
- struct timeval tv;
- int retval;
-
- if (mrg_mice_this->fd == -1)
- return 0;
-
- fd_set rfds;
- FD_ZERO (&rfds);
- FD_SET(mrg_mice_this->fd, &rfds);
- tv.tv_sec = 0; tv.tv_usec = 0;
- retval = select (mrg_mice_this->fd+1, &rfds, NULL, NULL, &tv);
- if (retval == 1)
- return FD_ISSET (mrg_mice_this->fd, &rfds);
- return 0;
-}
+ CtxTiled *tiled = &sdl->tiled;
+ if (tiled->shown_cursor != tiled->ctx->cursor)
+ {
+ tiled->shown_cursor = tiled->ctx->cursor;
+ SDL_Cursor *new_cursor = NULL;
+ switch (tiled->shown_cursor)
+ {
+ case CTX_CURSOR_UNSET: // XXX: document how this differs from none
+ // perhaps falling back to arrow?
+ break;
+ case CTX_CURSOR_NONE:
+ new_cursor = NULL;
+ break;
+ case CTX_CURSOR_ARROW:
+ new_cursor = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_ARROW);
+ break;
+ case CTX_CURSOR_CROSSHAIR:
+ new_cursor = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_CROSSHAIR);
+ break;
+ case CTX_CURSOR_WAIT:
+ new_cursor = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_WAIT);
+ break;
+ case CTX_CURSOR_HAND:
+ new_cursor = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_HAND);
+ break;
+ case CTX_CURSOR_IBEAM:
+ new_cursor = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_IBEAM);
+ break;
+ case CTX_CURSOR_MOVE:
+ case CTX_CURSOR_RESIZE_ALL:
+ new_cursor = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZEALL);
+ break;
+ case CTX_CURSOR_RESIZE_N:
+ case CTX_CURSOR_RESIZE_S:
+ new_cursor = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZENS);
+ break;
+ case CTX_CURSOR_RESIZE_E:
+ case CTX_CURSOR_RESIZE_W:
+ new_cursor = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZEWE);
+ break;
+ case CTX_CURSOR_RESIZE_NE:
+ case CTX_CURSOR_RESIZE_SW:
+ new_cursor = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZENESW);
+ break;
+ case CTX_CURSOR_RESIZE_NW:
+ case CTX_CURSOR_RESIZE_SE:
+ new_cursor = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZENWSE);
+ break;
+ }
+ if (new_cursor)
+ {
+ SDL_Cursor *old_cursor = SDL_GetCursor();
+ SDL_SetCursor (new_cursor);
+ SDL_ShowCursor (1);
+ if (old_cursor)
+ SDL_FreeCursor (old_cursor);
+ }
+ else
+ {
+ SDL_ShowCursor (0);
+ }
+ }
-static char *mice_get_event ()
-{
- const char *ret = "mouse-motion";
- double relx, rely;
- signed char buf[3];
- int n_read = 0;
- CtxFb *fb = ctx_ev_src_mice.priv;
- CtxTiled *tiled = (void*)fb;
- n_read = read (mrg_mice_this->fd, buf, 3);
- if (n_read == 0)
- return strdup ("");
- relx = buf[1];
- rely = -buf[2];
+ if (tiled->shown_frame == tiled->render_frame)
+ {
+ return;
+ }
- if (relx < 0)
+ if (block)
{
- if (relx > -6)
- relx = - relx*relx;
- else
- relx = -36;
+ int count = 0;
+ while (ctx_tiled_threads_done (tiled) != _ctx_max_threads)
+ {
+ usleep (50);
+ count ++;
+ if (count > 2000)
+ {
+ tiled->shown_frame = tiled->render_frame;
+ return;
+ }
+ }
}
else
{
- if (relx < 6)
- relx = relx*relx;
- else
- relx = 36;
+ if (ctx_tiled_threads_done (tiled) != _ctx_max_threads)
+ return;
}
- if (rely < 0)
+
+ if (tiled->min_row == 100)
{
- if (rely > -6)
- rely = - rely*rely;
- else
- rely = -36;
}
else
{
- if (rely < 6)
- rely = rely*rely;
- else
- rely = 36;
- }
+#if 1
+ int x = tiled->min_col * tiled->width/CTX_HASH_COLS;
+ int y = tiled->min_row * tiled->height/CTX_HASH_ROWS;
+ int x1 = (tiled->max_col+1) * tiled->width/CTX_HASH_COLS;
+ int y1 = (tiled->max_row+1) * tiled->height/CTX_HASH_ROWS;
+ int width = x1 - x;
+ int height = y1 - y;
+#endif
+ tiled->min_row = 100;
+ tiled->max_row = 0;
+ tiled->min_col = 100;
+ tiled->max_col = 0;
- mrg_mice_this->x += relx;
- mrg_mice_this->y += rely;
+ SDL_Rect r = {x, y, width, height};
+ SDL_UpdateTexture (sdl->texture, &r,
+ //(void*)sdl->pixels,
+ (void*)(tiled->pixels + y * tiled->width * 4 + x * 4),
+
+ tiled->width * 4);
+ SDL_RenderClear (sdl->renderer);
+ SDL_RenderCopy (sdl->renderer, sdl->texture, NULL, NULL);
+ SDL_RenderPresent (sdl->renderer);
- if (mrg_mice_this->x < 0)
- mrg_mice_this->x = 0;
- if (mrg_mice_this->y < 0)
- mrg_mice_this->y = 0;
- if (mrg_mice_this->x >= tiled->width)
- mrg_mice_this->x = tiled->width -1;
- if (mrg_mice_this->y >= tiled->height)
- mrg_mice_this->y = tiled->height -1;
- int button = 0;
-
- if ((mrg_mice_this->prev_state & 1) != (buf[0] & 1))
- {
- if (buf[0] & 1)
- {
- ret = "mouse-press";
- }
- else
- {
- ret = "mouse-release";
- }
- button = 1;
- }
- else if (buf[0] & 1)
+
+ if (ctx_show_fps)
{
- ret = "mouse-drag";
- button = 1;
+ static uint64_t prev_time = 0;
+ static char tmp_title[1024];
+ uint64_t time = ctx_ticks ();
+ sprintf (tmp_title, "FPS: %.1f", 1000000.0/ (time - prev_time));
+ prev_time = time;
+ SDL_SetWindowTitle (sdl->window, tmp_title);
}
+ }
+ tiled->shown_frame = tiled->render_frame;
+}
- if (!button)
+static const char *ctx_sdl_keysym_to_name (unsigned int sym, int *r_keycode)
+{
+ static char buf[16]="";
+ buf[ctx_unichar_to_utf8 (sym, (void*)buf)]=0;
+ int code = sym;
+ const char *name = &buf[0];
+ switch (sym)
+ {
+ case SDLK_RSHIFT: code = 16 ; break;
+ case SDLK_LSHIFT: code = 16 ; break;
+ case SDLK_LCTRL: code = 17 ; break;
+ case SDLK_RCTRL: code = 17 ; break;
+ case SDLK_LALT: code = 18 ; break;
+ case SDLK_RALT: code = 18 ; break;
+ case SDLK_CAPSLOCK: name = "capslock"; code = 20 ; break;
+ //case SDLK_NUMLOCK: name = "numlock"; code = 144 ; break;
+ //case SDLK_SCROLLLOCK: name = "scrollock"; code = 145 ; break;
+
+ case SDLK_F1: name = "F1"; code = 112; break;
+ case SDLK_F2: name = "F2"; code = 113; break;
+ case SDLK_F3: name = "F3"; code = 114; break;
+ case SDLK_F4: name = "F4"; code = 115; break;
+ case SDLK_F5: name = "F5"; code = 116; break;
+ case SDLK_F6: name = "F6"; code = 117; break;
+ case SDLK_F7: name = "F7"; code = 118; break;
+ case SDLK_F8: name = "F8"; code = 119; break;
+ case SDLK_F9: name = "F9"; code = 120; break;
+ case SDLK_F10: name = "F10"; code = 121; break;
+ case SDLK_F11: name = "F11"; code = 122; break;
+ case SDLK_F12: name = "F12"; code = 123; break;
+ case SDLK_ESCAPE: name = "escape"; break;
+ case SDLK_DOWN: name = "down"; code = 40; break;
+ case SDLK_LEFT: name = "left"; code = 37; break;
+ case SDLK_UP: name = "up"; code = 38; break;
+ case SDLK_RIGHT: name = "right"; code = 39; break;
+ case SDLK_BACKSPACE: name = "backspace"; break;
+ case SDLK_SPACE: name = "space"; break;
+ case SDLK_TAB: name = "tab"; break;
+ case SDLK_DELETE: name = "delete"; code = 46; break;
+ case SDLK_INSERT: name = "insert"; code = 45; break;
+ case SDLK_RETURN:
+ //if (key_repeat == 0) // return never should repeat
+ name = "return"; // on a DEC like terminal
+ break;
+ case SDLK_HOME: name = "home"; code = 36; break;
+ case SDLK_END: name = "end"; code = 35; break;
+ case SDLK_PAGEDOWN: name = "page-down"; code = 34; break;
+ case SDLK_PAGEUP: name = "page-up"; code = 33; break;
+ case ',': code = 188; break;
+ case '.': code = 190; break;
+ case '/': code = 191; break;
+ case '`': code = 192; break;
+ case '[': code = 219; break;
+ case '\\': code = 220; break;
+ case ']': code = 221; break;
+ case '\'': code = 222; break;
+ default:
+ ;
+ }
+ if (sym >= 'a' && sym <='z') code -= 32;
+ if (r_keycode)
+ {
+ *r_keycode = code;
+ }
+ return name;
+}
+
+int ctx_sdl_consume_events (Ctx *ctx)
+{
+ CtxTiled *tiled = (void*)ctx->renderer;
+ CtxSDL *sdl = (void*)ctx->renderer;
+ SDL_Event event;
+ int got_events = 0;
+
+ ctx_sdl_show_frame (sdl, 0);
+
+ while (SDL_PollEvent (&event))
{
- if ((mrg_mice_this->prev_state & 2) != (buf[0] & 2))
+ got_events ++;
+ switch (event.type)
{
- if (buf[0] & 2)
+ case SDL_MOUSEBUTTONDOWN:
+ SDL_CaptureMouse (1);
+ ctx_pointer_press (ctx, event.button.x, event.button.y, event.button.button, 0);
+ break;
+ case SDL_MOUSEBUTTONUP:
+ SDL_CaptureMouse (0);
+ ctx_pointer_release (ctx, event.button.x, event.button.y, event.button.button, 0);
+ break;
+ case SDL_MOUSEMOTION:
+ // XXX : look at mask and generate motion for each pressed
+ // button
+ ctx_pointer_motion (ctx, event.motion.x, event.motion.y, 1, 0);
+ break;
+ case SDL_FINGERMOTION:
+ ctx_pointer_motion (ctx, event.tfinger.x * tiled->width, event.tfinger.y * tiled->height,
+ (event.tfinger.fingerId%10) + 4, 0);
+ break;
+ case SDL_FINGERDOWN:
{
- ret = "mouse-press";
+ static int fdowns = 0;
+ fdowns ++;
+ if (fdowns > 1) // the very first finger down from SDL seems to be
+ // mirrored as mouse events, later ones not - at
+ // least under wayland
+ {
+ ctx_pointer_press (ctx, event.tfinger.x * tiled->width, event.tfinger.y * tiled->height,
+ (event.tfinger.fingerId%10) + 4, 0);
}
- else
+ }
+ break;
+ case SDL_FINGERUP:
+ ctx_pointer_release (ctx, event.tfinger.x * tiled->width, event.tfinger.y * tiled->height,
+ (event.tfinger.fingerId%10) + 4, 0);
+ break;
+#if 1
+ case SDL_TEXTINPUT:
+ // if (!active)
+ // break;
+ if (!sdl->lctrl && !sdl->rctrl && !sdl->lalt
+ //&& ( (vt && vt_keyrepeat (vt) ) || (key_repeat==0) )
+ )
+ {
+ const char *name = event.text.text;
+ int keycode = 0;
+ if (!strcmp (name, " ") ) { name = "space"; }
+ if (name[0] && name[1] == 0)
+ {
+ keycode = name[0];
+ keycode = toupper (keycode);
+ switch (keycode)
+ {
+ case '.': keycode = 190; break;
+ case ';': keycode = 59; break;
+ case ',': keycode = 188; break;
+ case '/': keycode = 191; break;
+ case '\'': keycode = 222; break;
+ case '`': keycode = 192; break;
+ case '[': keycode = 219; break;
+ case ']': keycode = 221; break;
+ case '\\': keycode = 220; break;
+ }
+ }
+ ctx_key_press (ctx, keycode, name, 0);
+ //got_event = 1;
+ }
+ break;
+#endif
+ case SDL_KEYDOWN:
+ {
+ char buf[32] = "";
+ const char *name = buf;
+ if (!event.key.repeat)
+ {
+ sdl->key_balance ++;
+ sdl->key_repeat = 0;
+ }
+ else
+ {
+ sdl->key_repeat ++;
+ }
+ switch (event.key.keysym.sym)
+ {
+ case SDLK_LSHIFT: sdl->lshift = 1; break;
+ case SDLK_RSHIFT: sdl->rshift = 1; break;
+ case SDLK_LCTRL: sdl->lctrl = 1; break;
+ case SDLK_LALT: sdl->lalt = 1; break;
+ case SDLK_RCTRL: sdl->rctrl = 1; break;
+ }
+ if (sdl->lshift | sdl->rshift | sdl->lctrl | sdl->lalt | sdl->rctrl)
+ {
+ ctx->events.modifier_state ^= ~(CTX_MODIFIER_STATE_CONTROL|
+ CTX_MODIFIER_STATE_ALT|
+ CTX_MODIFIER_STATE_SHIFT);
+ if (sdl->lshift | sdl->rshift)
+ ctx->events.modifier_state |= CTX_MODIFIER_STATE_SHIFT;
+ if (sdl->lctrl | sdl->rctrl)
+ ctx->events.modifier_state |= CTX_MODIFIER_STATE_CONTROL;
+ if (sdl->lalt)
+ ctx->events.modifier_state |= CTX_MODIFIER_STATE_ALT;
+ }
+ int keycode;
+ name = ctx_sdl_keysym_to_name (event.key.keysym.sym, &keycode);
+ ctx_key_down (ctx, keycode, name, 0);
+
+ if (strlen (name)
+ &&(event.key.keysym.mod & (KMOD_CTRL) ||
+ event.key.keysym.mod & (KMOD_ALT) ||
+ strlen (name) >= 2))
+ {
+ if (event.key.keysym.mod & (KMOD_CTRL) )
+ {
+ static char buf[64] = "";
+ sprintf (buf, "control-%s", name);
+ name = buf;
+ }
+ if (event.key.keysym.mod & (KMOD_ALT) )
+ {
+ static char buf[128] = "";
+ sprintf (buf, "alt-%s", name);
+ name = buf;
+ }
+ if (event.key.keysym.mod & (KMOD_SHIFT) )
+ {
+ static char buf[196] = "";
+ sprintf (buf, "shift-%s", name);
+ name = buf;
+ }
+ if (strcmp (name, "space"))
+ {
+ ctx_key_press (ctx, keycode, name, 0);
+ }
+ }
+ else
+ {
+#if 0
+ ctx_key_press (ctx, 0, buf, 0);
+#endif
+ }
+ }
+ break;
+ case SDL_KEYUP:
{
- ret = "mouse-release";
- }
- button = 3;
- }
- else if (buf[0] & 2)
- {
- ret = "mouse-drag";
- button = 3;
- }
- }
+ sdl->key_balance --;
+ switch (event.key.keysym.sym)
+ {
+ case SDLK_LSHIFT: sdl->lshift = 0; break;
+ case SDLK_RSHIFT: sdl->rshift = 0; break;
+ case SDLK_LCTRL: sdl->lctrl = 0; break;
+ case SDLK_RCTRL: sdl->rctrl = 0; break;
+ case SDLK_LALT: sdl->lalt = 0; break;
+ }
- if (!button)
- {
- if ((mrg_mice_this->prev_state & 4) != (buf[0] & 4))
- {
- if (buf[0] & 4)
- {
- ret = "mouse-press";
+ {
+ ctx->events.modifier_state ^= ~(CTX_MODIFIER_STATE_CONTROL|
+ CTX_MODIFIER_STATE_ALT|
+ CTX_MODIFIER_STATE_SHIFT);
+ if (sdl->lshift | sdl->rshift)
+ ctx->events.modifier_state |= CTX_MODIFIER_STATE_SHIFT;
+ if (sdl->lctrl | sdl->rctrl)
+ ctx->events.modifier_state |= CTX_MODIFIER_STATE_CONTROL;
+ if (sdl->lalt)
+ ctx->events.modifier_state |= CTX_MODIFIER_STATE_ALT;
+ }
+
+ int keycode;
+ const char *name = ctx_sdl_keysym_to_name (event.key.keysym.sym, &keycode);
+ ctx_key_up (ctx, keycode, name, 0);
}
- else
+ break;
+ case SDL_QUIT:
+ ctx_quit (ctx);
+ break;
+ case SDL_WINDOWEVENT:
+ if (event.window.event == SDL_WINDOWEVENT_RESIZED)
{
- ret = "mouse-release";
+ ctx_sdl_show_frame (sdl, 1);
+ int width = event.window.data1;
+ int height = event.window.data2;
+ SDL_DestroyTexture (sdl->texture);
+ sdl->texture = SDL_CreateTexture (sdl->renderer, SDL_PIXELFORMAT_ABGR8888,
+ SDL_TEXTUREACCESS_STREAMING, width, height);
+ free (tiled->pixels);
+ tiled->pixels = calloc (4, width * height);
+
+ tiled->width = width;
+ tiled->height = height;
+ ctx_set_size (tiled->ctx, width, height);
+ ctx_set_size (tiled->ctx_copy, width, height);
}
- button = 2;
- }
- else if (buf[0] & 4)
- {
- ret = "mouse-drag";
- button = 2;
+ break;
}
}
-
- mrg_mice_this->prev_state = buf[0];
-
- {
- char *r = malloc (64);
- sprintf (r, "%s %.0f %.0f %i", ret, mrg_mice_this->x, mrg_mice_this->y, button);
- return r;
- }
-
- return NULL;
+ return 1;
}
-
-static int mice_get_fd (EvSource *ev_source)
+#else
+void ctx_screenshot (Ctx *ctx, const char *path)
{
- return mrg_mice_this->fd;
}
+#endif
-static void mice_set_coord (EvSource *ev_source, double x, double y)
+#if CTX_SDL
+
+static void ctx_sdl_set_clipboard (CtxSDL *sdl, const char *text)
{
- mrg_mice_this->x = x;
- mrg_mice_this->y = y;
+ if (text)
+ SDL_SetClipboardText (text);
}
-static EvSource *evsource_mice_new (void)
+static char *ctx_sdl_get_clipboard (CtxSDL *sdl)
{
- if (mmm_evsource_mice_init () == 0)
- {
- mrg_mice_this->x = 0;
- mrg_mice_this->y = 0;
- return &ctx_ev_src_mice;
- }
- return NULL;
+ return SDL_GetClipboardText ();
}
-static int evsource_kb_has_event (void);
-static char *evsource_kb_get_event (void);
-static void evsource_kb_destroy (int sign);
-static int evsource_kb_get_fd (void);
-
-/* kept out of struct to be reachable by atexit */
-static EvSource ctx_ev_src_kb = {
- NULL,
- (void*)evsource_kb_has_event,
- (void*)evsource_kb_get_event,
- (void*)evsource_kb_destroy,
- (void*)evsource_kb_get_fd,
- NULL
-};
-
-static struct termios orig_attr;
-
-static void real_evsource_kb_destroy (int sign)
+inline static void ctx_sdl_reset (CtxSDL *sdl)
{
- static int done = 0;
-
- if (sign == 0)
- return;
-
- if (done)
- return;
- done = 1;
-
- switch (sign)
- {
- case -11:break; /* will be called from atexit with sign==-11 */
- case SIGSEGV: break;//fprintf (stderr, " SIGSEGV\n");break;
- case SIGABRT: fprintf (stderr, " SIGABRT\n");break;
- case SIGBUS: fprintf (stderr, " SIGBUS\n");break;
- case SIGKILL: fprintf (stderr, " SIGKILL\n");break;
- case SIGINT: fprintf (stderr, " SIGINT\n");break;
- case SIGTERM: fprintf (stderr, " SIGTERM\n");break;
- case SIGQUIT: fprintf (stderr, " SIGQUIT\n");break;
- default: fprintf (stderr, "sign: %i\n", sign);
- fprintf (stderr, "%i %i %i %i %i %i %i\n", SIGSEGV, SIGABRT, SIGBUS, SIGKILL, SIGINT, SIGTERM,
SIGQUIT);
- }
- tcsetattr (STDIN_FILENO, TCSAFLUSH, &orig_attr);
- //fprintf (stderr, "evsource kb destroy\n");
+ ctx_sdl_show_frame (sdl, 1);
}
-static void evsource_kb_destroy (int sign)
+inline static void ctx_sdl_flush (CtxSDL *sdl)
{
- real_evsource_kb_destroy (-11);
+ ctx_tiled_flush ((void*)sdl);
+ //CtxTiled *tiled = (void*)sdl;
}
-static int evsource_kb_init ()
+void ctx_sdl_free (CtxSDL *sdl)
{
-// ioctl(STDIN_FILENO, KDSKBMODE, K_RAW);
- atexit ((void*) real_evsource_kb_destroy);
- signal (SIGSEGV, (void*) real_evsource_kb_destroy);
- signal (SIGABRT, (void*) real_evsource_kb_destroy);
- signal (SIGBUS, (void*) real_evsource_kb_destroy);
- signal (SIGKILL, (void*) real_evsource_kb_destroy);
- signal (SIGINT, (void*) real_evsource_kb_destroy);
- signal (SIGTERM, (void*) real_evsource_kb_destroy);
- signal (SIGQUIT, (void*) real_evsource_kb_destroy);
-
- struct termios raw;
- if (tcgetattr (STDIN_FILENO, &orig_attr) == -1)
- {
- fprintf (stderr, "error initializing keyboard\n");
- return -1;
- }
- raw = orig_attr;
-
- cfmakeraw (&raw);
-
- raw.c_cc[VMIN] = 1; raw.c_cc[VTIME] = 0; /* 1 byte, no timer */
- if (tcsetattr (STDIN_FILENO, TCSAFLUSH, &raw) < 0)
- return 0; // XXX? return other value?
- return 0;
-}
-static int evsource_kb_has_event (void)
-{
- struct timeval tv;
- int retval;
+ if (sdl->texture)
+ SDL_DestroyTexture (sdl->texture);
+ if (sdl->renderer)
+ SDL_DestroyRenderer (sdl->renderer);
+ if (sdl->window)
+ SDL_DestroyWindow (sdl->window);
- fd_set rfds;
- FD_ZERO (&rfds);
- FD_SET(STDIN_FILENO, &rfds);
- tv.tv_sec = 0; tv.tv_usec = 0;
- retval = select (STDIN_FILENO+1, &rfds, NULL, NULL, &tv);
- return retval == 1;
+ ctx_tiled_free ((CtxTiled*)sdl);
+#if CTX_BABL
+ babl_exit ();
+#endif
}
-/* note that a nick can have multiple occurences, the labels
- * should be kept the same for all occurences of a combination.
- *
- * this table is taken from nchanterm.
- */
-typedef struct MmmKeyCode {
- char *nick; /* programmers name for key */
- char sequence[10]; /* terminal sequence */
-} MmmKeyCode;
-static const MmmKeyCode ufb_keycodes[]={
- {"up", "\e[A"},
- {"down", "\e[B"},
- {"right", "\e[C"},
- {"left", "\e[D"},
-
- {"shift-up", "\e[1;2A"},
- {"shift-down", "\e[1;2B"},
- {"shift-right", "\e[1;2C"},
- {"shift-left", "\e[1;2D"},
-
- {"alt-up", "\e[1;3A"},
- {"alt-down", "\e[1;3B"},
- {"alt-right", "\e[1;3C"},
- {"alt-left", "\e[1;3D"},
- {"alt-shift-up", "\e[1;4A"},
- {"alt-shift-down", "\e[1;4B"},
- {"alt-shift-right", "\e[1;4C"},
- {"alt-shift-left", "\e[1;4D"},
-
- {"control-up", "\e[1;5A"},
- {"control-down", "\e[1;5B"},
- {"control-right", "\e[1;5C"},
- {"control-left", "\e[1;5D"},
-
- /* putty */
- {"control-up", "\eOA"},
- {"control-down", "\eOB"},
- {"control-right", "\eOC"},
- {"control-left", "\eOD"},
-
- {"control-shift-up", "\e[1;6A"},
- {"control-shift-down", "\e[1;6B"},
- {"control-shift-right", "\e[1;6C"},
- {"control-shift-left", "\e[1;6D"},
-
- {"control-up", "\eOa"},
- {"control-down", "\eOb"},
- {"control-right", "\eOc"},
- {"control-left", "\eOd"},
-
- {"shift-up", "\e[a"},
- {"shift-down", "\e[b"},
- {"shift-right", "\e[c"},
- {"shift-left", "\e[d"},
-
- {"insert", "\e[2~"},
- {"delete", "\e[3~"},
- {"page-up", "\e[5~"},
- {"page-down", "\e[6~"},
- {"home", "\eOH"},
- {"end", "\eOF"},
- {"home", "\e[H"},
- {"end", "\e[F"},
- {"control-delete", "\e[3;5~"},
- {"shift-delete", "\e[3;2~"},
- {"control-shift-delete","\e[3;6~"},
-
- {"F1", "\e[25~"},
- {"F2", "\e[26~"},
- {"F3", "\e[27~"},
- {"F4", "\e[26~"},
-
- {"F1", "\e[11~"},
- {"F2", "\e[12~"},
- {"F3", "\e[13~"},
- {"F4", "\e[14~"},
- {"F1", "\eOP"},
- {"F2", "\eOQ"},
- {"F3", "\eOR"},
- {"F4", "\eOS"},
- {"F5", "\e[15~"},
- {"F6", "\e[16~"},
- {"F7", "\e[17~"},
- {"F8", "\e[18~"},
- {"F9", "\e[19~"},
- {"F9", "\e[20~"},
- {"F10", "\e[21~"},
- {"F11", "\e[22~"},
- {"F12", "\e[23~"},
- {"tab", {9, '\0'}},
- {"shift-tab", {27, 9, '\0'}}, // also generated by alt-tab in linux console
- {"alt-space", {27, ' ', '\0'}},
- {"shift-tab", "\e[Z"},
- {"backspace", {127, '\0'}},
- {"space", " "},
- {"\e", "\e"},
- {"return", {10,0}},
- {"return", {13,0}},
- /* this section could be autogenerated by code */
- {"control-a", {1,0}},
- {"control-b", {2,0}},
- {"control-c", {3,0}},
- {"control-d", {4,0}},
- {"control-e", {5,0}},
- {"control-f", {6,0}},
- {"control-g", {7,0}},
- {"control-h", {8,0}}, /* backspace? */
- {"control-i", {9,0}},
- {"control-j", {10,0}},
- {"control-k", {11,0}},
- {"control-l", {12,0}},
- {"control-n", {14,0}},
- {"control-o", {15,0}},
- {"control-p", {16,0}},
- {"control-q", {17,0}},
- {"control-r", {18,0}},
- {"control-s", {19,0}},
- {"control-t", {20,0}},
- {"control-u", {21,0}},
- {"control-v", {22,0}},
- {"control-w", {23,0}},
- {"control-x", {24,0}},
- {"control-y", {25,0}},
- {"control-z", {26,0}},
- {"alt-`", "\e`"},
- {"alt-0", "\e0"},
- {"alt-1", "\e1"},
- {"alt-2", "\e2"},
- {"alt-3", "\e3"},
- {"alt-4", "\e4"},
- {"alt-5", "\e5"},
- {"alt-6", "\e6"},
- {"alt-7", "\e7"}, /* backspace? */
- {"alt-8", "\e8"},
- {"alt-9", "\e9"},
- {"alt-+", "\e+"},
- {"alt--", "\e-"},
- {"alt-/", "\e/"},
- {"alt-a", "\ea"},
- {"alt-b", "\eb"},
- {"alt-c", "\ec"},
- {"alt-d", "\ed"},
- {"alt-e", "\ee"},
- {"alt-f", "\ef"},
- {"alt-g", "\eg"},
- {"alt-h", "\eh"}, /* backspace? */
- {"alt-i", "\ei"},
- {"alt-j", "\ej"},
- {"alt-k", "\ek"},
- {"alt-l", "\el"},
- {"alt-n", "\em"},
- {"alt-n", "\en"},
- {"alt-o", "\eo"},
- {"alt-p", "\ep"},
- {"alt-q", "\eq"},
- {"alt-r", "\er"},
- {"alt-s", "\es"},
- {"alt-t", "\et"},
- {"alt-u", "\eu"},
- {"alt-v", "\ev"},
- {"alt-w", "\ew"},
- {"alt-x", "\ex"},
- {"alt-y", "\ey"},
- {"alt-z", "\ez"},
- /* Linux Console */
- {"home", "\e[1~"},
- {"end", "\e[4~"},
- {"F1", "\e[[A"},
- {"F2", "\e[[B"},
- {"F3", "\e[[C"},
- {"F4", "\e[[D"},
- {"F5", "\e[[E"},
- {"F6", "\e[[F"},
- {"F7", "\e[[G"},
- {"F8", "\e[[H"},
- {"F9", "\e[[I"},
- {"F10", "\e[[J"},
- {"F11", "\e[[K"},
- {"F12", "\e[[L"},
- {NULL, }
-};
-static int fb_keyboard_match_keycode (const char *buf, int length, const MmmKeyCode **ret)
+int ctx_renderer_is_sdl (Ctx *ctx)
{
- int i;
- int matches = 0;
-
- if (!strncmp (buf, "\e[M", MIN(length,3)))
- {
- if (length >= 6)
- return 9001;
- return 2342;
- }
- for (i = 0; ufb_keycodes[i].nick; i++)
- if (!strncmp (buf, ufb_keycodes[i].sequence, length))
- {
- matches ++;
- if ((int)strlen (ufb_keycodes[i].sequence) == length && ret)
- {
- *ret = &ufb_keycodes[i];
- return 1;
- }
- }
- if (matches != 1 && ret)
- *ret = NULL;
- return matches==1?2:matches;
+ if (ctx->renderer &&
+ ctx->renderer->free == (void*)ctx_sdl_free)
+ return 1;
+ return 0;
}
-//int is_active (void *host)
-//{
-// return 1;
-//}
-
-static char *evsource_kb_get_event (void)
+void ctx_sdl_set_fullscreen (Ctx *ctx, int val)
{
- unsigned char buf[20];
- int length;
-
-
- for (length = 0; length < 10; length ++)
- if (read (STDIN_FILENO, &buf[length], 1) != -1)
- {
- const MmmKeyCode *match = NULL;
-
- //if (!is_active (ctx_ev_src_kb.priv))
- // return NULL;
-
- /* special case ESC, so that we can use it alone in keybindings */
- if (length == 0 && buf[0] == 27)
- {
- struct timeval tv;
- fd_set rfds;
- FD_ZERO (&rfds);
- FD_SET (STDIN_FILENO, &rfds);
- tv.tv_sec = 0;
- tv.tv_usec = 1000 * 120;
- if (select (STDIN_FILENO+1, &rfds, NULL, NULL, &tv) == 0)
- return strdup ("escape");
- }
+ CtxSDL *sdl = (void*)ctx->renderer;
- switch (fb_keyboard_match_keycode ((void*)buf, length + 1, &match))
- {
- case 1: /* unique match */
- if (!match)
- return NULL;
- return strdup (match->nick);
- break;
- case 0: /* no matches, bail*/
- {
- static char ret[256]="";
- if (length == 0 && ctx_utf8_len (buf[0])>1) /* read a
- * single unicode
- * utf8 character
- */
- {
- int bytes = read (STDIN_FILENO, &buf[length+1], ctx_utf8_len(buf[0])-1);
- if (bytes)
- {
- buf[ctx_utf8_len(buf[0])]=0;
- strcpy (ret, (void*)buf);
- }
- return strdup(ret); //XXX: simplify
- }
- if (length == 0) /* ascii */
- {
- buf[1]=0;
- strcpy (ret, (void*)buf);
- return strdup(ret);
- }
- sprintf (ret, "unhandled %i:'%c' %i:'%c' %i:'%c' %i:'%c' %i:'%c' %i:'%c' %i:'%c'",
- length >=0 ? buf[0] : 0,
- length >=0 ? buf[0]>31?buf[0]:'?' : ' ',
- length >=1 ? buf[1] : 0,
- length >=1 ? buf[1]>31?buf[1]:'?' : ' ',
- length >=2 ? buf[2] : 0,
- length >=2 ? buf[2]>31?buf[2]:'?' : ' ',
- length >=3 ? buf[3] : 0,
- length >=3 ? buf[3]>31?buf[3]:'?' : ' ',
- length >=4 ? buf[4] : 0,
- length >=4 ? buf[4]>31?buf[4]:'?' : ' ',
- length >=5 ? buf[5] : 0,
- length >=5 ? buf[5]>31?buf[5]:'?' : ' ',
- length >=6 ? buf[6] : 0,
- length >=6 ? buf[6]>31?buf[6]:'?' : ' '
- );
- return strdup(ret);
- }
- return NULL;
- default: /* continue */
- break;
- }
- }
- else
- return strdup("key read eek");
- return strdup("fail");
+ if (val)
+ {
+ SDL_SetWindowFullscreen (sdl->window, SDL_WINDOW_FULLSCREEN_DESKTOP);
+ }
+ else
+ {
+ SDL_SetWindowFullscreen (sdl->window, 0);
+ }
+ // XXX we're presuming success
+ sdl->fullscreen = val;
}
-
-static int evsource_kb_get_fd (void)
+int ctx_sdl_get_fullscreen (Ctx *ctx)
{
- return STDIN_FILENO;
+ CtxSDL *sdl = (void*)ctx->renderer;
+ return sdl->fullscreen;
}
-static EvSource *evsource_kb_new (void)
+Ctx *ctx_new_sdl (int width, int height)
{
- if (evsource_kb_init() == 0)
+#if CTX_RASTERIZER
+
+ CtxSDL *sdl = (CtxSDL*)calloc (sizeof (CtxSDL), 1);
+ CtxTiled *tiled = (void*)sdl;
+
+ ctx_get_contents ("file:///tmp/ctx.icc", &sdl_icc, &sdl_icc_length);
+ if (width <= 0 || height <= 0)
{
- return &ctx_ev_src_kb;
+ width = 1920;
+ height = 1080;
}
- return NULL;
-}
+ sdl->window = SDL_CreateWindow("ctx", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, width, height,
SDL_WINDOW_SHOWN|SDL_WINDOW_RESIZABLE);
+ //sdl->renderer = SDL_CreateRenderer (sdl->window, -1, SDL_RENDERER_SOFTWARE);
+ sdl->renderer = SDL_CreateRenderer (sdl->window, -1, 0);
+ if (!sdl->renderer)
+ {
+ ctx_free (tiled->ctx);
+ free (sdl);
+ return NULL;
+ }
+#if CTX_BABL
+ babl_init ();
+#endif
+ sdl->fullscreen = 0;
-static int event_check_pending (CtxFb *fb)
-{
- CtxTiled *tiled = (void*)fb;
- int events = 0;
- for (int i = 0; i < fb->evsource_count; i++)
+
+ ctx_show_fps = getenv ("CTX_SHOW_FPS")!=NULL;
+
+ ctx_sdl_events = 1;
+ sdl->texture = SDL_CreateTexture (sdl->renderer,
+ SDL_PIXELFORMAT_ABGR8888,
+ SDL_TEXTUREACCESS_STREAMING,
+ width, height);
+
+ SDL_StartTextInput ();
+ SDL_EnableScreenSaver ();
+
+ tiled->ctx = ctx_new ();
+ tiled->ctx_copy = ctx_new ();
+ tiled->width = width;
+ tiled->height = height;
+ tiled->cols = 80;
+ tiled->rows = 20;
+ ctx_set_renderer (tiled->ctx, sdl);
+ ctx_set_renderer (tiled->ctx_copy, sdl);
+ ctx_set_texture_cache (tiled->ctx_copy, tiled->ctx);
+
+ tiled->pixels = (uint8_t*)malloc (width * height * 4);
+
+ ctx_set_size (tiled->ctx, width, height);
+ ctx_set_size (tiled->ctx_copy, width, height);
+
+ tiled->flush = (void*)ctx_sdl_flush;
+ tiled->reset = (void*)ctx_sdl_reset;
+ tiled->free = (void*)ctx_sdl_free;
+ tiled->set_clipboard = (void*)ctx_sdl_set_clipboard;
+ tiled->get_clipboard = (void*)ctx_sdl_get_clipboard;
+
+ for (int i = 0; i < _ctx_max_threads; i++)
{
- while (evsource_has_event (fb->evsource[i]))
- {
- char *event = evsource_get_event (fb->evsource[i]);
- if (event)
- {
- if (fb->vt_active)
- {
- ctx_key_press (tiled->ctx, 0, event, 0); // we deliver all events as key-press, the key_press
handler disambiguates
- events++;
- }
- free (event);
- }
- }
+ tiled->host[i] = ctx_new_for_framebuffer (tiled->pixels,
+ tiled->width/CTX_HASH_COLS, tiled->height/CTX_HASH_ROWS,
+ tiled->width * 4, CTX_FORMAT_RGBA8);
+ ctx_set_texture_source (tiled->host[i], tiled->ctx);
}
- return events;
+
+ mtx_init (&tiled->mtx, mtx_plain);
+ cnd_init (&tiled->cond);
+
+#define start_thread(no)\
+ if(_ctx_max_threads>no){ \
+ static void *args[2]={(void*)no, };\
+ thrd_t tid;\
+ args[1]=sdl;\
+ thrd_create (&tid, (void*)ctx_tiled_render_fun, args);\
+ }
+ start_thread(0);
+ start_thread(1);
+ start_thread(2);
+ start_thread(3);
+ start_thread(4);
+ start_thread(5);
+ start_thread(6);
+ start_thread(7);
+ start_thread(8);
+ start_thread(9);
+ start_thread(10);
+ start_thread(11);
+ start_thread(12);
+ start_thread(13);
+ start_thread(14);
+ start_thread(15);
+#undef start_thread
+
+ ctx_flush (tiled->ctx);
+ return tiled->ctx;
+#else
+ return NULL;
+#endif
}
+#else
-int ctx_fb_consume_events (Ctx *ctx)
+int ctx_renderer_is_sdl (Ctx *ctx)
{
- CtxFb *fb = (void*)ctx->renderer;
- ctx_fb_show_frame (fb, 0);
- event_check_pending (fb);
return 0;
}
+#endif
-inline static void ctx_fb_reset (CtxFb *fb)
+#if CTX_EVENTS
+
+#if !__COSMOPOLITAN__
+#include <fcntl.h>
+#include <sys/ioctl.h>
+#endif
+
+typedef struct CtxTermCell
{
- ctx_fb_show_frame (fb, 1);
-}
+ char utf8[5];
+ uint8_t fg[4];
+ uint8_t bg[4];
-inline static void ctx_fb_flush (CtxFb *fb)
+ char prev_utf8[5];
+ uint8_t prev_fg[4];
+ uint8_t prev_bg[4];
+} CtxTermCell;
+
+typedef struct CtxTermLine
{
- ctx_tiled_flush ((CtxTiled*)fb);
-}
+ CtxTermCell *cells;
+ int maxcol;
+ int size;
+} CtxTermLine;
-void ctx_fb_free (CtxFb *fb)
+typedef enum
{
- if (fb->is_drm)
+ CTX_TERM_ASCII,
+ CTX_TERM_ASCII_MONO,
+ CTX_TERM_SEXTANT,
+ CTX_TERM_BRAILLE_MONO,
+ CTX_TERM_BRAILLE,
+ CTX_TERM_QUARTER,
+} CtxTermMode;
+
+typedef struct _CtxTerm CtxTerm;
+struct _CtxTerm
+{
+ void (*render) (void *term, CtxCommand *command);
+ void (*reset) (void *term);
+ void (*flush) (void *term);
+ char *(*get_clipboard) (void *ctxctx);
+ void (*set_clipboard) (void *ctxctx, const char *text);
+ void (*free) (void *term);
+ Ctx *ctx;
+ int width;
+ int height;
+ int cols;
+ int rows;
+ int was_down;
+
+ uint8_t *pixels;
+
+ Ctx *host;
+ CtxList *lines;
+ CtxTermMode mode;
+};
+
+static int ctx_term_ch = 8;
+static int ctx_term_cw = 8;
+
+void ctx_term_set (CtxTerm *term,
+ int col, int row, const char *utf8,
+ uint8_t *fg, uint8_t *bg)
+{
+ if (col < 1 || row < 1 || col > term->cols || row > term->rows) return;
+ while (ctx_list_length (term->lines) < row)
{
- ctx_fbdrm_close (fb);
+ ctx_list_append (&term->lines, calloc (sizeof (CtxTermLine), 1));
}
-
- ioctl (0, KDSETMODE, KD_TEXT);
- if (system("stty sane")){};
- ctx_tiled_free ((CtxTiled*)fb);
- //free (fb);
-#if CTX_BABL
- babl_exit ();
-#endif
+ CtxTermLine *line = ctx_list_nth_data (term->lines, row-1);
+ assert (line);
+ if (line->size < col)
+ {
+ int new_size = ((col + 128)/128)*128;
+ line->cells = realloc (line->cells, sizeof (CtxTermCell) * new_size);
+ memset (&line->cells[line->size], 0, sizeof (CtxTermCell) * (new_size - line->size) );
+ line->size = new_size;
+ }
+ if (col > line->maxcol) line->maxcol = col;
+ strncpy (line->cells[col-1].utf8, (char*)utf8, 4);
+ memcpy (line->cells[col-1].fg, fg, 4);
+ memcpy (line->cells[col-1].bg, bg, 4);
}
-//static unsigned char *fb_icc = NULL;
-//static long fb_icc_length = 0;
+static int _ctx_term256 = 0; // XXX TODO implement autodetect for this
+static long _ctx_curfg = -1;
+static long _ctx_curbg = -1;
-int ctx_renderer_is_fb (Ctx *ctx)
+static long ctx_rgb_to_long (int r,int g, int b)
{
- if (ctx->renderer &&
- ctx->renderer->free == (void*)ctx_fb_free)
- return 1;
- return 0;
+ return r * 256 * 256 + g * 256 + b;
}
-static CtxFb *ctx_fb = NULL;
-static void vt_switch_cb (int sig)
+
+static void ctx_term_set_fg (int red, int green, int blue)
{
- CtxTiled *tiled = (void*)ctx_fb;
- if (sig == SIGUSR1)
+ long lc = ctx_rgb_to_long (red, green, blue);
+ if (lc == _ctx_curfg)
+ return;
+ _ctx_curfg=lc;
+ if (_ctx_term256 == 0)
{
- if (ctx_fb->is_drm)
- ioctl(ctx_fb->fb_fd, DRM_IOCTL_DROP_MASTER, 0);
- ioctl (0, VT_RELDISP, 1);
- ctx_fb->vt_active = 0;
- ioctl (0, KDSETMODE, KD_TEXT);
+ printf("\e[38;2;%i;%i;%im", red,green,blue);
}
else
{
- ioctl (0, VT_RELDISP, VT_ACKACQ);
- ctx_fb->vt_active = 1;
- // queue draw
- tiled->render_frame = ++tiled->frame;
- ioctl (0, KDSETMODE, KD_GRAPHICS);
- if (ctx_fb->is_drm)
+ int gray = (green /255.0) * 24 + 0.5;
+ int r = (red/255.0) * 6 + 0.5;
+ int g = (green/255.0) * 6 + 0.5;
+ int b = (blue/255.0) * 6 + 0.5;
+ if (gray > 23) gray = 23;
+
+ if (r > 5) r = 5;
+ if (g > 5) g = 5;
+ if (b > 5) b = 5;
+
+ if (((int)(r/1.66)== (int)(g/1.66)) && ((int)(g/1.66) == ((int)(b/1.66))))
{
- ioctl(ctx_fb->fb_fd, DRM_IOCTL_SET_MASTER, 0);
- ctx_fb_flip (ctx_fb);
+ printf("\e[38;5;%im", 16 + 216 + gray);
}
else
- {
- tiled->ctx->dirty=1;
-
- for (int row = 0; row < CTX_HASH_ROWS; row++)
- for (int col = 0; col < CTX_HASH_COLS; col++)
- {
- tiled->hashes[(row * CTX_HASH_COLS + col) * 20] += 1;
- }
- }
+ printf("\e[38;5;%im", 16 + r * 6 * 6 + g * 6 + b);
}
}
-static int ctx_fb_get_mice_fd (Ctx *ctx)
-{
- //CtxFb *fb = (void*)ctx->renderer;
- return _ctx_mice_fd;
-}
-
-Ctx *ctx_new_fb (int width, int height, int drm)
+static void ctx_term_set_bg(int red, int green, int blue)
{
-#if CTX_RASTERIZER
- CtxFb *fb = calloc (sizeof (CtxFb), 1);
-
- CtxTiled *tiled = (void*)fb;
- ctx_fb = fb;
- if (drm)
- fb->fb = ctx_fbdrm_new (fb, &tiled->width, &tiled->height);
- if (fb->fb)
+ long lc = ctx_rgb_to_long (red, green, blue);
+//if (lc == _ctx_curbg)
+// return;
+ _ctx_curbg=lc;
+ if (_ctx_term256 == 0)
{
- fb->is_drm = 1;
- width = tiled->width;
- height = tiled->height;
- /*
- we're ignoring the input width and height ,
- maybe turn them into properties - for
- more generic handling.
- */
- fb->fb_mapped_size = tiled->width * tiled->height * 4;
- fb->fb_bits = 32;
- fb->fb_bpp = 4;
+ printf("\e[48;2;%i;%i;%im", red,green,blue);
}
else
{
- fb->fb_fd = open ("/dev/fb0", O_RDWR);
- if (fb->fb_fd > 0)
- fb->fb_path = strdup ("/dev/fb0");
- else
- {
- fb->fb_fd = open ("/dev/graphics/fb0", O_RDWR);
- if (fb->fb_fd > 0)
+ int gray = (green /255.0) * 24 + 0.5;
+ int r = (red/255.0) * 6 + 0.5;
+ int g = (green/255.0) * 6 + 0.5;
+ int b = (blue/255.0) * 6 + 0.5;
+ if (gray > 23) gray = 23;
+
+ if (r > 5) r = 5;
+ if (g > 5) g = 5;
+ if (b > 5) b = 5;
+
+ if (((int)(r/1.66)== (int)(g/1.66)) && ((int)(g/1.66) == ((int)(b/1.66))))
{
- fb->fb_path = strdup ("/dev/graphics/fb0");
+ printf("\e[48;5;%im", 16 + 216 + gray);
}
else
- {
- free (fb);
- return NULL;
- }
+ printf("\e[48;5;%im", 16 + r * 6 * 6 + g * 6 + b);
}
+}
- if (ioctl(fb->fb_fd, FBIOGET_FSCREENINFO, &fb->finfo))
- {
- fprintf (stderr, "error getting fbinfo\n");
- close (fb->fb_fd);
- free (fb->fb_path);
- free (fb);
- return NULL;
- }
-
- if (ioctl(fb->fb_fd, FBIOGET_VSCREENINFO, &fb->vinfo))
- {
- fprintf (stderr, "error getting fbinfo\n");
- close (fb->fb_fd);
- free (fb->fb_path);
- free (fb);
- return NULL;
- }
-
-//fprintf (stderr, "%s\n", fb->fb_path);
- width = tiled->width = fb->vinfo.xres;
- height = tiled->height = fb->vinfo.yres;
-
- fb->fb_bits = fb->vinfo.bits_per_pixel;
-//fprintf (stderr, "fb bits: %i\n", fb->fb_bits);
-
- if (fb->fb_bits == 16)
- fb->fb_bits =
- fb->vinfo.red.length +
- fb->vinfo.green.length +
- fb->vinfo.blue.length;
+static int _ctx_term_force_full = 0;
- else if (fb->fb_bits == 8)
+void ctx_term_scanout (CtxTerm *term)
+{
+ int row = 1;
+ printf ("\e[H");
+// printf ("\e[?25l");
+ printf ("\e[0m");
+ for (CtxList *l = term->lines; l; l = l->next)
{
- unsigned short red[256], green[256], blue[256];
- unsigned short original_red[256];
- unsigned short original_green[256];
- unsigned short original_blue[256];
- struct fb_cmap cmap = {0, 256, red, green, blue, NULL};
- struct fb_cmap original_cmap = {0, 256, original_red, original_green, original_blue, NULL};
- int i;
-
- /* do we really need to restore it ? */
- if (ioctl (fb->fb_fd, FBIOPUTCMAP, &original_cmap) == -1)
- {
- fprintf (stderr, "palette initialization problem %i\n", __LINE__);
- }
-
- for (i = 0; i < 256; i++)
+ CtxTermLine *line = l->data;
+ for (int col = 1; col <= line->maxcol; col++)
{
- red[i] = ((( i >> 5) & 0x7) << 5) << 8;
- green[i] = ((( i >> 2) & 0x7) << 5) << 8;
- blue[i] = ((( i >> 0) & 0x3) << 6) << 8;
- }
+ CtxTermCell *cell = &line->cells[col-1];
- if (ioctl (fb->fb_fd, FBIOPUTCMAP, &cmap) == -1)
- {
- fprintf (stderr, "palette initialization problem %i\n", __LINE__);
+ if (strcmp(cell->utf8, cell->prev_utf8) ||
+ memcmp(cell->fg, cell->prev_fg, 3) ||
+ memcmp(cell->bg, cell->prev_bg, 3) || _ctx_term_force_full)
+ {
+ ctx_term_set_fg (cell->fg[0], cell->fg[1], cell->fg[2]);
+ ctx_term_set_bg (cell->bg[0], cell->bg[1], cell->bg[2]);
+ printf ("%s", cell->utf8);
+ }
+ else
+ {
+ // TODO: accumulate succesive such, and compress them
+ // into one
+ printf ("\e[C");
+ }
+ strcpy (cell->prev_utf8, cell->utf8);
+ memcpy (cell->prev_fg, cell->fg, 3);
+ memcpy (cell->prev_bg, cell->bg, 3);
}
+ if (row != term->rows)
+ printf ("\n\r");
+ row ++;
}
+ printf ("\e[0m");
+ //printf ("\e[?25h");
+ //
+}
- fb->fb_bpp = fb->vinfo.bits_per_pixel / 8;
- fb->fb_mapped_size = fb->finfo.smem_len;
-
- fb->fb = mmap (NULL, fb->fb_mapped_size, PROT_READ|PROT_WRITE, MAP_SHARED, fb->fb_fd, 0);
- }
- if (!fb->fb)
- return NULL;
- tiled->pixels = calloc (fb->fb_mapped_size, 1);
- ctx_fb_events = 1;
-
-#if CTX_BABL
- babl_init ();
-#endif
+// xx
+// xx
+// xx
+//
- ctx_get_contents ("file:///tmp/ctx.icc", &sdl_icc, &sdl_icc_length);
+static inline int _ctx_rgba8_manhattan_diff (const uint8_t *a, const uint8_t *b)
+{
+ int c;
+ int diff = 0;
+ for (c = 0; c<3;c++)
+ diff += ctx_pow2(a[c]-b[c]);
+ return sqrtf(diff);
+ return diff;
+}
- tiled->ctx = ctx_new ();
- tiled->ctx_copy = ctx_new ();
- tiled->width = width;
- tiled->height = height;
+static void ctx_term_output_buf_half (uint8_t *pixels,
+ int width,
+ int height,
+ CtxTerm *term)
+{
+ int stride = width * 4;
+ const char *sextants[]={
+ " ","▘","▝","▀","▖","▌", "▞", "▛", "▗", "▚", "▐", "▜","▄","▙","▟","█",
- ctx_set_renderer (tiled->ctx, fb);
- ctx_set_renderer (tiled->ctx_copy, fb);
- ctx_set_texture_cache (tiled->ctx_copy, tiled->ctx);
+ };
+ for (int row = 0; row < height/2; row++)
+ {
+ for (int col = 0; col < width-3; col++)
+ {
+ int unicode = 0;
+ int bitno = 0;
+ uint8_t rgba[2][4] = {
+ {255,255,255,0},
+ {0,0,0,0}};
+ int i = 0;
- ctx_set_size (tiled->ctx, width, height);
- ctx_set_size (tiled->ctx_copy, width, height);
+ int rgbasum[2][4] = {0,};
+ int sumcount[2];
- tiled->flush = (void*)ctx_fb_flush;
- tiled->reset = (void*)ctx_fb_reset;
- tiled->free = (void*)ctx_fb_free;
- tiled->set_clipboard = (void*)ctx_fb_set_clipboard;
- tiled->get_clipboard = (void*)ctx_fb_get_clipboard;
+ int curdiff = 0;
+ /* first find starting point colors */
+ for (int yi = 0; yi < ctx_term_ch; yi++)
+ for (int xi = 0; xi < ctx_term_cw; xi++, i++)
+ {
+ int noi = (row * ctx_term_ch + yi) * stride + (col*ctx_term_cw+xi) * 4;
- for (int i = 0; i < _ctx_max_threads; i++)
- {
- tiled->host[i] = ctx_new_for_framebuffer (tiled->pixels,
- tiled->width/CTX_HASH_COLS, tiled->height/CTX_HASH_ROWS,
- tiled->width * 4, CTX_FORMAT_RGBA8); // this format
- // is overriden in thread
- ((CtxRasterizer*)(tiled->host[i]->renderer))->swap_red_green = 1;
- ctx_set_texture_source (tiled->host[i], tiled->ctx);
- }
+ if (rgba[0][3] == 0)
+ {
+ for (int c = 0; c < 3; c++)
+ rgba[0][c] = pixels[noi + c];
+ rgba[0][3] = 255; // used only as mark of in-use
+ }
+ else
+ {
+ int diff = _ctx_rgba8_manhattan_diff (&pixels[noi], rgba[0]);
+ if (diff > curdiff)
+ {
+ curdiff = diff;
+ for (int c = 0; c < 3; c++)
+ rgba[1][c] = pixels[noi + c];
+ }
+ }
- mtx_init (&tiled->mtx, mtx_plain);
- cnd_init (&tiled->cond);
+ }
-#define start_thread(no)\
- if(_ctx_max_threads>no){ \
- static void *args[2]={(void*)no, };\
- thrd_t tid;\
- args[1]=fb;\
- thrd_create (&tid, (void*)ctx_tiled_render_fun, args);\
- }
- start_thread(0);
- start_thread(1);
- start_thread(2);
- start_thread(3);
- start_thread(4);
- start_thread(5);
- start_thread(6);
- start_thread(7);
- start_thread(8);
- start_thread(9);
- start_thread(10);
- start_thread(11);
- start_thread(12);
- start_thread(13);
- start_thread(14);
- start_thread(15);
-#undef start_thread
+ for (int iters = 0; iters < 1; iters++)
+ {
+ i= 0;
+ for (int i = 0; i < 4; i ++)
+ rgbasum[0][i] = rgbasum[1][i]=0;
+ sumcount[0] = sumcount[1] = 0;
- ctx_flush (tiled->ctx);
+ for (int yi = 0; yi < ctx_term_ch; yi++)
+ for (int xi = 0; xi < ctx_term_cw; xi++, i++)
+ {
+ int noi = (row * ctx_term_ch + yi) * stride + (col*ctx_term_cw+xi) * 4;
- EvSource *kb = evsource_kb_new ();
- if (kb)
- {
- fb->evsource[fb->evsource_count++] = kb;
- kb->priv = fb;
- }
- EvSource *mice = evsource_mice_new ();
- if (mice)
- {
- fb->evsource[fb->evsource_count++] = mice;
- mice->priv = fb;
- }
+ int diff1 = _ctx_rgba8_manhattan_diff (&pixels[noi], rgba[0]);
+ int diff2 = _ctx_rgba8_manhattan_diff (&pixels[noi], rgba[1]);
+ int cluster = 0;
+ if (diff1 <= diff2)
+ cluster = 0;
+ else
+ cluster = 1;
+ sumcount[cluster]++;
+ for (int c = 0; c < 3; c++)
+ rgbasum[cluster][c] += pixels[noi+c];
+ }
- fb->vt_active = 1;
- ioctl(0, KDSETMODE, KD_GRAPHICS);
- signal (SIGUSR1, vt_switch_cb);
- signal (SIGUSR2, vt_switch_cb);
- struct vt_stat st;
- if (ioctl (0, VT_GETSTATE, &st) == -1)
- {
- ctx_log ("VT_GET_MODE on vt %i failed\n", fb->vt);
- return NULL;
- }
- fb->vt = st.v_active;
+ if (sumcount[0])
+ for (int c = 0; c < 3; c++)
+ {
+ rgba[0][c] = rgbasum[0][c] / sumcount[0];
+ }
+ if (sumcount[1])
+ for (int c = 0; c < 3; c++)
+ {
+ rgba[1][c] = rgbasum[1][c] / sumcount[1];
+ }
+ }
- struct vt_mode mode;
- mode.mode = VT_PROCESS;
- mode.relsig = SIGUSR1;
- mode.acqsig = SIGUSR2;
- if (ioctl (0, VT_SETMODE, &mode) < 0)
- {
- ctx_log ("VT_SET_MODE on vt %i failed\n", fb->vt);
- return NULL;
- }
+ int pixels_set = 0;
+ for (int y = 0; y < ctx_term_ch; y++)
+ for (int x = 0; x < ctx_term_cw; x++)
+ {
+ int no = (row * ctx_term_ch + y) * stride + (col*ctx_term_cw+x) * 4;
+#define CHECK_IS_SET \
+ (_ctx_rgba8_manhattan_diff (&pixels[no], rgba[0])< \
+ _ctx_rgba8_manhattan_diff (&pixels[no], rgba[1]))
- return tiled->ctx;
-#else
- return NULL;
-#endif
+ int set = CHECK_IS_SET;
+#undef CHECK_IS_SET
+ if (set)
+ { unicode |= (1<< (bitno) );
+ pixels_set ++;
+ }
+ bitno++;
+ }
+ if (pixels_set == 4)
+ ctx_term_set (term, col +1, row + 1, " ",
+ rgba[1], rgba[0]);
+ else
+ ctx_term_set (term, col +1, row + 1, sextants[unicode],
+ rgba[0], rgba[1]);
+ }
+ }
}
-#else
-int ctx_renderer_is_fb (Ctx *ctx)
+void ctx_term_find_color_pair (CtxTerm *term, int x0, int y0, int w, int h,
+ uint8_t rgba[2][4])
+ //uint8_t *rgba0, uint8_t *rgba1)
{
- return 0;
-}
-#endif
-#endif
+int curdiff = 0;
+int stride = term->width * 4;
+uint8_t *pixels = term->pixels;
+/* first find starting point colors */
+for (int y = y0; y < y0 + h; y++)
+ for (int x = x0; x < x0 + w; x++)
+ {
+ int noi = (y) * stride + (x) * 4;
-#if CTX_SDL
+ if (rgba[0][3] == 0)
+ {
+ for (int c = 0; c < 3; c++)
+ rgba[0][c] = pixels[noi + c];
+ rgba[0][3] = 255; // used only as mark of in-use
+ }
+ else
+ {
+ int diff = _ctx_rgba8_manhattan_diff (&pixels[noi], &rgba[0][0]);
+ if (diff > curdiff)
+ {
+ curdiff = diff;
+ for (int c = 0; c < 3; c++)
+ rgba[1][c] = pixels[noi + c];
+ }
+ }
+ }
+ int rgbasum[2][4] = {0,};
+ int sumcount[2];
-/**/
+ for (int iters = 0; iters < 1; iters++)
+ {
+ for (int i = 0; i < 4; i ++)
+ rgbasum[0][i] = rgbasum[1][i]=0;
+ sumcount[0] = sumcount[1] = 0;
-typedef struct _CtxSDL CtxSDL;
-struct _CtxSDL
-{
- CtxTiled tiled;
- /* where we diverge from fb*/
- int key_balance;
- int key_repeat;
- int lctrl;
- int lalt;
- int rctrl;
- int lshift;
- int rshift;
+ for (int y = y0; y < y0 + h; y++)
+ for (int x = x0; x < x0 + w; x++)
+ {
+ int noi = (y) * stride + (x) * 4;
- SDL_Window *window;
- SDL_Renderer *renderer;
- SDL_Texture *texture;
+ int diff1 = _ctx_rgba8_manhattan_diff (&pixels[noi], rgba[0]);
+ int diff2 = _ctx_rgba8_manhattan_diff (&pixels[noi], rgba[1]);
+ int cluster = 0;
+ if (diff1 <= diff2)
+ cluster = 0;
+ else
+ cluster = 1;
+ sumcount[cluster]++;
+ for (int c = 0; c < 3; c++)
+ rgbasum[cluster][c] += pixels[noi+c];
+ }
-// cnd_t cond;
-// mtx_t mtx;
- int fullscreen;
-};
-#include "stb_image_write.h"
+ if (sumcount[0])
+ for (int c = 0; c < 3; c++)
+ {
+ rgba[0][c] = rgbasum[0][c] / sumcount[0];
+ }
+ if (sumcount[1])
+ for (int c = 0; c < 3; c++)
+ {
+ rgba[1][c] = rgbasum[1][c] / sumcount[1];
+ }
+ }
-void ctx_screenshot (Ctx *ctx, const char *output_path)
-{
-#if CTX_SCREENSHOT
- int valid = 0;
- CtxSDL *sdl = (void*)ctx->renderer;
+}
- if (ctx_renderer_is_sdl (ctx)) valid = 1;
-#if CTX_FB
- if (ctx_renderer_is_fb (ctx)) valid = 1;
-#endif
- if (!valid)
- return;
-#if CTX_FB
- // we rely on the same layout
- for (int i = 0; i < sdl->width * sdl->height; i++)
- {
- int tmp = sdl->pixels[i*4];
- sdl->pixels[i*4] = sdl->pixels[i*4 + 2];
- sdl->pixels[i*4 + 2] = tmp;
- }
-#endif
+static void ctx_term_output_buf_quarter (uint8_t *pixels,
+ int width,
+ int height,
+ CtxTerm *term)
+{
+ int stride = width * 4;
+ const char *sextants[]={
+ " ","▘","▝","▀","▖","▌", "▞", "▛", "▗", "▚", "▐", "▜","▄","▙","▟","█"
- stbi_write_png (output_path, sdl->width, sdl->height, 4, sdl->pixels, sdl->width*4);
+ };
+ for (int row = 0; row < height/ctx_term_ch; row++)
+ {
+ for (int col = 0; col < width /ctx_term_cw; col++)
+ {
+ int unicode = 0;
+ int bitno = 0;
+ uint8_t rgba[2][4] = {
+ {255,255,255,0},
+ {0,0,0,0}};
+ ctx_term_find_color_pair (term, col * ctx_term_cw,
+ row * ctx_term_ch,
+ ctx_term_cw,
+ ctx_term_ch, rgba);
-#if CTX_FB
- for (int i = 0; i < sdl->width * sdl->height; i++)
- {
- int tmp = sdl->pixels[i*4];
- sdl->pixels[i*4] = sdl->pixels[i*4 + 2];
- sdl->pixels[i*4 + 2] = tmp;
- }
-#endif
-#endif
-}
+ int pixels_set = 0;
+ for (int y = 0; y < 2; y++)
+ for (int x = 0; x < ctx_term_cw; x++)
+ {
+ int no = (row * ctx_term_ch + y) * stride + (col*ctx_term_cw+x) * 4;
+#define CHECK_IS_SET \
+ (_ctx_rgba8_manhattan_diff (&pixels[no], rgba[0])< \
+ _ctx_rgba8_manhattan_diff (&pixels[no], rgba[1]))
-void ctx_sdl_set_title (void *self, const char *new_title)
-{
- CtxSDL *sdl = self;
- SDL_SetWindowTitle (sdl->window, new_title);
+ int set = CHECK_IS_SET;
+#undef CHECK_IS_SET
+ if (set)
+ { unicode |= (1<< (bitno) );
+ pixels_set ++;
+ }
+ bitno++;
+ }
+ if (pixels_set == 4)
+ ctx_term_set (term, col +1, row + 1, " ",
+ rgba[1], rgba[0]);
+ else
+ ctx_term_set (term, col +1, row + 1, sextants[unicode],
+ rgba[0], rgba[1]);
+ }
+ }
}
-static void ctx_sdl_show_frame (CtxSDL *sdl, int block)
+
+static void ctx_term_output_buf_sextant (uint8_t *pixels,
+ int width,
+ int height,
+ CtxTerm *term)
{
- CtxTiled *tiled = &sdl->tiled;
- if (tiled->shown_cursor != tiled->ctx->cursor)
- {
- tiled->shown_cursor = tiled->ctx->cursor;
- SDL_Cursor *new_cursor = NULL;
- switch (tiled->shown_cursor)
- {
- case CTX_CURSOR_UNSET: // XXX: document how this differs from none
- // perhaps falling back to arrow?
- break;
- case CTX_CURSOR_NONE:
- new_cursor = NULL;
- break;
- case CTX_CURSOR_ARROW:
- new_cursor = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_ARROW);
- break;
- case CTX_CURSOR_CROSSHAIR:
- new_cursor = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_CROSSHAIR);
- break;
- case CTX_CURSOR_WAIT:
- new_cursor = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_WAIT);
- break;
- case CTX_CURSOR_HAND:
- new_cursor = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_HAND);
- break;
- case CTX_CURSOR_IBEAM:
- new_cursor = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_IBEAM);
- break;
- case CTX_CURSOR_MOVE:
- case CTX_CURSOR_RESIZE_ALL:
- new_cursor = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZEALL);
- break;
- case CTX_CURSOR_RESIZE_N:
- case CTX_CURSOR_RESIZE_S:
- new_cursor = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZENS);
- break;
- case CTX_CURSOR_RESIZE_E:
- case CTX_CURSOR_RESIZE_W:
- new_cursor = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZEWE);
- break;
- case CTX_CURSOR_RESIZE_NE:
- case CTX_CURSOR_RESIZE_SW:
- new_cursor = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZENESW);
- break;
- case CTX_CURSOR_RESIZE_NW:
- case CTX_CURSOR_RESIZE_SE:
- new_cursor = SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZENWSE);
- break;
- }
- if (new_cursor)
- {
- SDL_Cursor *old_cursor = SDL_GetCursor();
- SDL_SetCursor (new_cursor);
- SDL_ShowCursor (1);
- if (old_cursor)
- SDL_FreeCursor (old_cursor);
- }
- else
- {
- SDL_ShowCursor (0);
- }
- }
+ int stride = width * 4;
- if (tiled->shown_frame == tiled->render_frame)
- {
- return;
- }
+ const char *sextants[]={
+ "
","🬀","🬁","🬂","🬃","🬄","🬅","🬆","🬇","🬈","🬉","🬊","🬋","🬌","🬍","🬎","🬏","🬐","🬑","🬒","🬓","▌","🬔","🬕","🬖","🬗","🬘","🬙","🬚","🬛","🬜","🬝","🬞","🬟","🬠","🬡","🬢","🬣","🬤","🬥","🬦","🬧","▐","🬨","🬩","🬪","🬫","🬬","🬭","🬮","🬯","🬰","🬱","🬲","🬳","🬴","🬵","🬶","🬷","🬸","🬹","🬺","🬻","█"
+ };
- if (block)
- {
- int count = 0;
- while (ctx_tiled_threads_done (tiled) != _ctx_max_threads)
+ for (int row = 0; row < height/ctx_term_ch; row++)
{
- usleep (50);
- count ++;
- if (count > 2000)
- {
- tiled->shown_frame = tiled->render_frame;
- return;
- }
- }
- }
- else
- {
- if (ctx_tiled_threads_done (tiled) != _ctx_max_threads)
- return;
- }
+ for (int col = 0; col < width /ctx_term_cw; col++)
+ {
+ int unicode = 0;
+ int bitno = 0;
+ uint8_t rgba[2][4] = {
+ {255,255,255,0},
+ {0,0,0,0}};
- if (tiled->min_row == 100)
- {
- }
- else
- {
-#if 1
- int x = tiled->min_col * tiled->width/CTX_HASH_COLS;
- int y = tiled->min_row * tiled->height/CTX_HASH_ROWS;
- int x1 = (tiled->max_col+1) * tiled->width/CTX_HASH_COLS;
- int y1 = (tiled->max_row+1) * tiled->height/CTX_HASH_ROWS;
- int width = x1 - x;
- int height = y1 - y;
-#endif
- tiled->min_row = 100;
- tiled->max_row = 0;
- tiled->min_col = 100;
- tiled->max_col = 0;
+ ctx_term_find_color_pair (term, col * ctx_term_cw,
+ row * ctx_term_ch,
+ ctx_term_cw,
+ ctx_term_ch, rgba);
- SDL_Rect r = {x, y, width, height};
- SDL_UpdateTexture (sdl->texture, &r,
- //(void*)sdl->pixels,
- (void*)(tiled->pixels + y * tiled->width * 4 + x * 4),
-
- tiled->width * 4);
- SDL_RenderClear (sdl->renderer);
- SDL_RenderCopy (sdl->renderer, sdl->texture, NULL, NULL);
- SDL_RenderPresent (sdl->renderer);
- }
- tiled->shown_frame = tiled->render_frame;
-}
+ int pixels_set = 0;
+ for (int y = 0; y < ctx_term_ch; y++)
+ for (int x = 0; x < ctx_term_cw; x++)
+ {
+ int no = (row * ctx_term_ch + y) * stride + (col*ctx_term_cw+x) * 4;
+#define CHECK_IS_SET \
+ (_ctx_rgba8_manhattan_diff (&pixels[no], rgba[0])< \
+ _ctx_rgba8_manhattan_diff (&pixels[no], rgba[1]))
-static const char *ctx_sdl_keysym_to_name (unsigned int sym, int *r_keycode)
-{
- static char buf[16]="";
- buf[ctx_unichar_to_utf8 (sym, (void*)buf)]=0;
- int code = sym;
- const char *name = &buf[0];
- switch (sym)
- {
- case SDLK_RSHIFT: code = 16 ; break;
- case SDLK_LSHIFT: code = 16 ; break;
- case SDLK_LCTRL: code = 17 ; break;
- case SDLK_RCTRL: code = 17 ; break;
- case SDLK_LALT: code = 18 ; break;
- case SDLK_RALT: code = 18 ; break;
- case SDLK_CAPSLOCK: name = "capslock"; code = 20 ; break;
- //case SDLK_NUMLOCK: name = "numlock"; code = 144 ; break;
- //case SDLK_SCROLLLOCK: name = "scrollock"; code = 145 ; break;
+ int set = CHECK_IS_SET;
+#undef CHECK_IS_SET
+ if (set)
+ { unicode |= (1<< (bitno) );
+ pixels_set ++;
+ }
+ bitno++;
+ }
- case SDLK_F1: name = "F1"; code = 112; break;
- case SDLK_F2: name = "F2"; code = 113; break;
- case SDLK_F3: name = "F3"; code = 114; break;
- case SDLK_F4: name = "F4"; code = 115; break;
- case SDLK_F5: name = "F5"; code = 116; break;
- case SDLK_F6: name = "F6"; code = 117; break;
- case SDLK_F7: name = "F7"; code = 118; break;
- case SDLK_F8: name = "F8"; code = 119; break;
- case SDLK_F9: name = "F9"; code = 120; break;
- case SDLK_F10: name = "F10"; code = 121; break;
- case SDLK_F11: name = "F11"; code = 122; break;
- case SDLK_F12: name = "F12"; code = 123; break;
- case SDLK_ESCAPE: name = "escape"; break;
- case SDLK_DOWN: name = "down"; code = 40; break;
- case SDLK_LEFT: name = "left"; code = 37; break;
- case SDLK_UP: name = "up"; code = 38; break;
- case SDLK_RIGHT: name = "right"; code = 39; break;
- case SDLK_BACKSPACE: name = "backspace"; break;
- case SDLK_SPACE: name = "space"; break;
- case SDLK_TAB: name = "tab"; break;
- case SDLK_DELETE: name = "delete"; code = 46; break;
- case SDLK_INSERT: name = "insert"; code = 45; break;
- case SDLK_RETURN:
- //if (key_repeat == 0) // return never should repeat
- name = "return"; // on a DEC like terminal
- break;
- case SDLK_HOME: name = "home"; code = 36; break;
- case SDLK_END: name = "end"; code = 35; break;
- case SDLK_PAGEDOWN: name = "page-down"; code = 34; break;
- case SDLK_PAGEUP: name = "page-up"; code = 33; break;
- case ',': code = 188; break;
- case '.': code = 190; break;
- case '/': code = 191; break;
- case '`': code = 192; break;
- case '[': code = 219; break;
- case '\\': code = 220; break;
- case ']': code = 221; break;
- case '\'': code = 222; break;
- default:
- ;
- }
- if (sym >= 'a' && sym <='z') code -= 32;
- if (r_keycode)
- {
- *r_keycode = code;
- }
- return name;
+ if (pixels_set == 6)
+ ctx_term_set (term, col +1, row + 1, " ",
+ rgba[1], rgba[0]);
+ else
+ ctx_term_set (term, col +1, row + 1, sextants[unicode], rgba[0], rgba[1]);
+ }
+ }
}
-int ctx_sdl_consume_events (Ctx *ctx)
+static void ctx_term_output_buf_ascii (uint8_t *pixels,
+ int width,
+ int height,
+ CtxTerm *term,
+ int mono)
{
- CtxTiled *tiled = (void*)ctx->renderer;
- CtxSDL *sdl = (void*)ctx->renderer;
- SDL_Event event;
- int got_events = 0;
-
- ctx_sdl_show_frame (sdl, 0);
-
- while (SDL_PollEvent (&event))
- {
- got_events ++;
- switch (event.type)
+ /* this is a crude ascii-mode built on a quick mapping of sexels to ascii */
+ int stride = width * 4;
+ const char *sextants[]={
+ " ","`","'","^","🬃","`","~","\"","-","\"","'","\"","-","\"","~","^",",",";",
+ "=","/","i","[","p","P","z",")","/","7","f",">","/","F",",","\\",":",":",
+ "\\","\\","(","T","j","T","]","?","s","\\","<","q","_","=","=","=","c","L",
+ "Q","C","a","b","J","]","m","b","d","@"
+ };
+ uint8_t black[4] = {0,0,0,255};
+ for (int row = 0; row < height/ctx_term_ch; row++)
{
- case SDL_MOUSEBUTTONDOWN:
- SDL_CaptureMouse (1);
- ctx_pointer_press (ctx, event.button.x, event.button.y, event.button.button, 0);
- break;
- case SDL_MOUSEBUTTONUP:
- SDL_CaptureMouse (0);
- ctx_pointer_release (ctx, event.button.x, event.button.y, event.button.button, 0);
- break;
- case SDL_MOUSEMOTION:
- // XXX : look at mask and generate motion for each pressed
- // button
- ctx_pointer_motion (ctx, event.motion.x, event.motion.y, 1, 0);
- break;
- case SDL_FINGERMOTION:
- ctx_pointer_motion (ctx, event.tfinger.x * tiled->width, event.tfinger.y * tiled->height,
- (event.tfinger.fingerId%10) + 4, 0);
- break;
- case SDL_FINGERDOWN:
- {
- static int fdowns = 0;
- fdowns ++;
- if (fdowns > 1) // the very first finger down from SDL seems to be
- // mirrored as mouse events, later ones not - at
- // least under wayland
+ for (int col = 0; col < width /ctx_term_cw; col++)
{
- ctx_pointer_press (ctx, event.tfinger.x * tiled->width, event.tfinger.y * tiled->height,
- (event.tfinger.fingerId%10) + 4, 0);
- }
- }
- break;
- case SDL_FINGERUP:
- ctx_pointer_release (ctx, event.tfinger.x * tiled->width, event.tfinger.y * tiled->height,
- (event.tfinger.fingerId%10) + 4, 0);
- break;
-#if 1
- case SDL_TEXTINPUT:
- // if (!active)
- // break;
- if (!sdl->lctrl && !sdl->rctrl && !sdl->lalt
- //&& ( (vt && vt_keyrepeat (vt) ) || (key_repeat==0) )
- )
+ int unicode = 0;
+ int bitno = 0;
+ uint8_t rgba[2][4] = {
+ {255,255,255,0},
+ {0,0,0,0}};
+
+ ctx_term_find_color_pair (term, col * ctx_term_cw,
+ row * ctx_term_ch,
+ ctx_term_cw,
+ ctx_term_ch, rgba);
+
+
+ if (_ctx_rgba8_manhattan_diff (black, rgba[1]) >
+ _ctx_rgba8_manhattan_diff (black, rgba[0]))
{
- const char *name = event.text.text;
- int keycode = 0;
- if (!strcmp (name, " ") ) { name = "space"; }
- if (name[0] && name[1] == 0)
+ for (int c = 0; c < 4; c ++)
{
- keycode = name[0];
- keycode = toupper (keycode);
- switch (keycode)
- {
- case '.': keycode = 190; break;
- case ';': keycode = 59; break;
- case ',': keycode = 188; break;
- case '/': keycode = 191; break;
- case '\'': keycode = 222; break;
- case '`': keycode = 192; break;
- case '[': keycode = 219; break;
- case ']': keycode = 221; break;
- case '\\': keycode = 220; break;
- }
+ int tmp = rgba[0][c];
+ rgba[0][c] = rgba[1][c];
+ rgba[1][c] = tmp;
}
- ctx_key_press (ctx, keycode, name, 0);
- //got_event = 1;
- }
- break;
-#endif
- case SDL_KEYDOWN:
- {
- char buf[32] = "";
- const char *name = buf;
- if (!event.key.repeat)
- {
- sdl->key_balance ++;
- sdl->key_repeat = 0;
- }
- else
- {
- sdl->key_repeat ++;
- }
- switch (event.key.keysym.sym)
- {
- case SDLK_LSHIFT: sdl->lshift = 1; break;
- case SDLK_RSHIFT: sdl->rshift = 1; break;
- case SDLK_LCTRL: sdl->lctrl = 1; break;
- case SDLK_LALT: sdl->lalt = 1; break;
- case SDLK_RCTRL: sdl->rctrl = 1; break;
}
- if (sdl->lshift | sdl->rshift | sdl->lctrl | sdl->lalt | sdl->rctrl)
+ if (mono)
{
- ctx->events.modifier_state ^= ~(CTX_MODIFIER_STATE_CONTROL|
- CTX_MODIFIER_STATE_ALT|
- CTX_MODIFIER_STATE_SHIFT);
- if (sdl->lshift | sdl->rshift)
- ctx->events.modifier_state |= CTX_MODIFIER_STATE_SHIFT;
- if (sdl->lctrl | sdl->rctrl)
- ctx->events.modifier_state |= CTX_MODIFIER_STATE_CONTROL;
- if (sdl->lalt)
- ctx->events.modifier_state |= CTX_MODIFIER_STATE_ALT;
+ rgba[1][0] = 0;
+ rgba[1][1] = 0;
+ rgba[1][2] = 0;
}
- int keycode;
- name = ctx_sdl_keysym_to_name (event.key.keysym.sym, &keycode);
- ctx_key_down (ctx, keycode, name, 0);
- if (strlen (name)
- &&(event.key.keysym.mod & (KMOD_CTRL) ||
- event.key.keysym.mod & (KMOD_ALT) ||
- strlen (name) >= 2))
- {
- if (event.key.keysym.mod & (KMOD_CTRL) )
- {
- static char buf[64] = "";
- sprintf (buf, "control-%s", name);
- name = buf;
- }
- if (event.key.keysym.mod & (KMOD_ALT) )
- {
- static char buf[128] = "";
- sprintf (buf, "alt-%s", name);
- name = buf;
- }
- if (event.key.keysym.mod & (KMOD_SHIFT) )
- {
- static char buf[196] = "";
- sprintf (buf, "shift-%s", name);
- name = buf;
- }
- if (strcmp (name, "space"))
+
+ int brightest_dark_diff = _ctx_rgba8_manhattan_diff (black, rgba[0]);
+
+ int pixels_set = 0;
+ for (int y = 0; y < ctx_term_ch; y++)
+ for (int x = 0; x < ctx_term_cw; x++)
{
- ctx_key_press (ctx, keycode, name, 0);
- }
- }
- else
- {
-#if 0
- ctx_key_press (ctx, 0, buf, 0);
-#endif
- }
- }
- break;
- case SDL_KEYUP:
- {
- sdl->key_balance --;
- switch (event.key.keysym.sym)
- {
- case SDLK_LSHIFT: sdl->lshift = 0; break;
- case SDLK_RSHIFT: sdl->rshift = 0; break;
- case SDLK_LCTRL: sdl->lctrl = 0; break;
- case SDLK_RCTRL: sdl->rctrl = 0; break;
- case SDLK_LALT: sdl->lalt = 0; break;
- }
+ int no = (row * ctx_term_ch + y) * stride + (col*ctx_term_cw+x) * 4;
+#define CHECK_IS_SET \
+ (_ctx_rgba8_manhattan_diff (&pixels[no], rgba[0])< \
+ _ctx_rgba8_manhattan_diff (&pixels[no], rgba[1]))
- {
- ctx->events.modifier_state ^= ~(CTX_MODIFIER_STATE_CONTROL|
- CTX_MODIFIER_STATE_ALT|
- CTX_MODIFIER_STATE_SHIFT);
- if (sdl->lshift | sdl->rshift)
- ctx->events.modifier_state |= CTX_MODIFIER_STATE_SHIFT;
- if (sdl->lctrl | sdl->rctrl)
- ctx->events.modifier_state |= CTX_MODIFIER_STATE_CONTROL;
- if (sdl->lalt)
- ctx->events.modifier_state |= CTX_MODIFIER_STATE_ALT;
- }
+ int set = CHECK_IS_SET;
+#undef CHECK_IS_SET
+ if (set)
+ { unicode |= (1<< (bitno) );
+ pixels_set ++;
+ }
+ bitno++;
+ }
- int keycode;
- const char *name = ctx_sdl_keysym_to_name (event.key.keysym.sym, &keycode);
- ctx_key_up (ctx, keycode, name, 0);
- }
- break;
- case SDL_QUIT:
- ctx_quit (ctx);
- break;
- case SDL_WINDOWEVENT:
- if (event.window.event == SDL_WINDOWEVENT_RESIZED)
- {
- ctx_sdl_show_frame (sdl, 1);
- int width = event.window.data1;
- int height = event.window.data2;
- SDL_DestroyTexture (sdl->texture);
- sdl->texture = SDL_CreateTexture (sdl->renderer, SDL_PIXELFORMAT_ABGR8888,
- SDL_TEXTUREACCESS_STREAMING, width, height);
- free (tiled->pixels);
- tiled->pixels = calloc (4, width * height);
- tiled->width = width;
- tiled->height = height;
- ctx_set_size (tiled->ctx, width, height);
- ctx_set_size (tiled->ctx_copy, width, height);
+ if (pixels_set == 6 && brightest_dark_diff < 40)
+ ctx_term_set (term, col +1, row + 1, " ",
+ rgba[1], rgba[0]);
+ else
+ ctx_term_set (term, col +1, row + 1, sextants[unicode],
+ rgba[0], rgba[1]);
}
- break;
}
- }
- return 1;
-}
-#else
-void ctx_screenshot (Ctx *ctx, const char *path)
-{
}
-#endif
-
-#if CTX_SDL
-static void ctx_sdl_set_clipboard (CtxSDL *sdl, const char *text)
+static void ctx_term_output_buf_braille (uint8_t *pixels,
+ int width,
+ int height,
+ CtxTerm *term,
+ int mono)
{
- if (text)
- SDL_SetClipboardText (text);
-}
+ int reverse = 0;
+ int stride = width * 4;
+ uint8_t black[4] = {0,0,0,255};
+ for (int row = 0; row < height/ctx_term_ch; row++)
+ {
+ for (int col = 0; col < width /ctx_term_cw; col++)
+ {
+ int unicode = 0;
+ int bitno = 0;
+ uint8_t rgba[2][4] = {
+ {255,255,255,0},
+ {0,0,0,0}};
-static char *ctx_sdl_get_clipboard (CtxSDL *sdl)
-{
- return SDL_GetClipboardText ();
-}
+ ctx_term_find_color_pair (term, col * ctx_term_cw,
+ row * ctx_term_ch,
+ ctx_term_cw,
+ ctx_term_ch, rgba);
-inline static void ctx_sdl_reset (CtxSDL *sdl)
-{
- ctx_sdl_show_frame (sdl, 1);
-}
-inline static void ctx_sdl_flush (CtxSDL *sdl)
-{
- ctx_tiled_flush ((void*)sdl);
- //CtxTiled *tiled = (void*)sdl;
-}
+ /* make darkest consistently be background */
+ if (_ctx_rgba8_manhattan_diff (black, rgba[1]) >
+ _ctx_rgba8_manhattan_diff (black, rgba[0]))
+ {
+ for (int c = 0; c < 4; c ++)
+ {
+ int tmp = rgba[0][c];
+ rgba[0][c] = rgba[1][c];
+ rgba[1][c] = tmp;
+ }
+ }
+ if (mono)
+ {
+ rgba[1][0] = 0;
+ rgba[1][1] = 0;
+ rgba[1][2] = 0;
+ }
-void ctx_sdl_free (CtxSDL *sdl)
-{
+ int pixels_set = 0;
+ for (int x = 0; x < 2; x++)
+ for (int y = 0; y < 3; y++)
+ {
+ int no = (row * 4 + y) * stride + (col*2+x) * 4;
+#define CHECK_IS_SET \
+ (_ctx_rgba8_manhattan_diff (&pixels[no], rgba[0])< \
+ _ctx_rgba8_manhattan_diff (&pixels[no], rgba[1]))
- if (sdl->texture)
- SDL_DestroyTexture (sdl->texture);
- if (sdl->renderer)
- SDL_DestroyRenderer (sdl->renderer);
- if (sdl->window)
- SDL_DestroyWindow (sdl->window);
+ int set = CHECK_IS_SET;
+ if (reverse) { set = !set; }
+ if (set)
+ { unicode |= (1<< (bitno) );
+ pixels_set ++;
+ }
+ bitno++;
+ }
+ {
+ int x = 0;
+ int y = 3;
+ int no = (row * 4 + y) * stride + (col*2+x) * 4;
+ int setA = CHECK_IS_SET;
+ no = (row * 4 + y) * stride + (col*2+x+1) * 4;
+ int setB = CHECK_IS_SET;
- ctx_tiled_free ((CtxTiled*)sdl);
-#if CTX_BABL
- babl_exit ();
+ pixels_set += setA;
+ pixels_set += setB;
+#undef CHECK_IS_SET
+ if (reverse) { setA = !setA; }
+ if (reverse) { setB = !setB; }
+ if (setA != 0 && setB==0)
+ { unicode += 0x2840; }
+ else if (setA == 0 && setB)
+ { unicode += 0x2880; }
+ else if ( (setA != 0) && (setB != 0) )
+ { unicode += 0x28C0; }
+ else
+ { unicode += 0x2800; }
+ char utf8[5];
+ utf8[ctx_unichar_to_utf8 (unicode, (uint8_t*)utf8)]=0;
+
+#if 0
+ if (pixels_set == 8)
+ {
+ if (rgba[0][0] < 32 && rgba[0][1] < 32 && rgba[0][2] < 32)
+ {
+ ctx_term_set (term, col +1, row + 1, " ",
+ rgba[1], rgba[0]);
+ continue;
+ }
+ }
#endif
+ {
+ ctx_term_set (term, col +1, row + 1, utf8,
+ rgba[0], rgba[1]);
+ }
+ }
+ }
+ }
}
-int ctx_renderer_is_sdl (Ctx *ctx)
+inline static void ctx_term_render (void *ctx,
+ CtxCommand *command)
{
- if (ctx->renderer &&
- ctx->renderer->free == (void*)ctx_sdl_free)
- return 1;
- return 0;
+ CtxTerm *term = (void*)ctx;
+ /* directly forward */
+ ctx_process (term->host, &command->entry);
}
-void ctx_sdl_set_fullscreen (Ctx *ctx, int val)
+inline static void ctx_term_flush (CtxTerm *term)
{
- CtxSDL *sdl = (void*)ctx->renderer;
-
- if (val)
+ int width = term->width;
+ int height = term->height;
+ switch (term->mode)
{
- SDL_SetWindowFullscreen (sdl->window, SDL_WINDOW_FULLSCREEN_DESKTOP);
+ case CTX_TERM_QUARTER:
+ ctx_term_output_buf_quarter (term->pixels,
+ width, height, term);
+ break;
+ case CTX_TERM_ASCII:
+ ctx_term_output_buf_ascii (term->pixels,
+ width, height, term, 0);
+ break;
+ case CTX_TERM_ASCII_MONO:
+ ctx_term_output_buf_ascii (term->pixels,
+ width, height, term, 1);
+ break;
+ case CTX_TERM_SEXTANT:
+ ctx_term_output_buf_sextant (term->pixels,
+ width, height, term);
+ break;
+ case CTX_TERM_BRAILLE:
+ ctx_term_output_buf_braille (term->pixels,
+ width, height, term, 0);
+ break;
+ case CTX_TERM_BRAILLE_MONO:
+ ctx_term_output_buf_braille (term->pixels,
+ width, height, term, 1);
+ break;
}
- else
+#if CTX_BRAILLE_TEXT
+ CtxRasterizer *rasterizer = (CtxRasterizer*)(term->host->renderer);
+ // XXX instead sort and inject along with braille
+ //
+
+ //uint8_t rgba_bg[4]={0,0,0,0};
+ //uint8_t rgba_fg[4]={255,0,255,255};
+
+ for (CtxList *l = rasterizer->glyphs; l; l = l->next)
{
- SDL_SetWindowFullscreen (sdl->window, 0);
+ CtxTermGlyph *glyph = l->data;
+
+ uint8_t *pixels = term->pixels;
+ long rgb_sum[4]={0,0,0};
+ for (int v = 0; v < ctx_term_ch; v ++)
+ for (int u = 0; u < ctx_term_cw; u ++)
+ {
+ int i = ((glyph->row-1) * ctx_term_ch + v) * rasterizer->blit_width +
+ ((glyph->col-1) * ctx_term_cw + u);
+ for (int c = 0; c < 3; c ++)
+ rgb_sum[c] += pixels[i*4+c];
+ }
+ for (int c = 0; c < 3; c ++)
+ glyph->rgba_bg[c] = rgb_sum[c] / (ctx_term_ch * ctx_term_cw);
+ char utf8[8];
+ utf8[ctx_unichar_to_utf8(glyph->unichar, (uint8_t*)utf8)]=0;
+ ctx_term_set (term, glyph->col, glyph->row,
+ utf8, glyph->rgba_fg, glyph->rgba_bg);
+ free (glyph);
}
- // XXX we're presuming success
- sdl->fullscreen = val;
-}
-int ctx_sdl_get_fullscreen (Ctx *ctx)
-{
- CtxSDL *sdl = (void*)ctx->renderer;
- return sdl->fullscreen;
-}
+ printf ("\e[H");
+ printf ("\e[0m");
+ ctx_term_scanout (term);
+ printf ("\e[0m");
+ fflush(NULL);
+ while (rasterizer->glyphs)
+ ctx_list_remove (&rasterizer->glyphs, rasterizer->glyphs->data);
+#endif
+}
-Ctx *ctx_new_sdl (int width, int height)
+void ctx_term_free (CtxTerm *term)
{
-#if CTX_RASTERIZER
-
- CtxSDL *sdl = (CtxSDL*)calloc (sizeof (CtxSDL), 1);
- CtxTiled *tiled = (void*)sdl;
-
- ctx_get_contents ("file:///tmp/ctx.icc", &sdl_icc, &sdl_icc_length);
- if (width <= 0 || height <= 0)
- {
- width = 1920;
- height = 1080;
- }
- sdl->window = SDL_CreateWindow("ctx", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, width, height,
SDL_WINDOW_SHOWN|SDL_WINDOW_RESIZABLE);
- //sdl->renderer = SDL_CreateRenderer (sdl->window, -1, SDL_RENDERER_SOFTWARE);
- sdl->renderer = SDL_CreateRenderer (sdl->window, -1, 0);
- if (!sdl->renderer)
+ while (term->lines)
{
- ctx_free (tiled->ctx);
- free (sdl);
- return NULL;
+ free (term->lines->data);
+ ctx_list_remove (&term->lines, term->lines->data);
}
-#if CTX_BABL
- babl_init ();
-#endif
- sdl->fullscreen = 0;
+ printf ("\e[?25h"); // cursor on
+ nc_at_exit ();
+ free (term->pixels);
+ ctx_free (term->host);
+ free (term);
+ /* we're not destoring the ctx member, this is function is called in ctx' teardown */
+}
+
+int ctx_renderer_is_term (Ctx *ctx)
+{
+ if (ctx->renderer &&
+ ctx->renderer->free == (void*)ctx_term_free)
+ return 1;
+ return 0;
+}
- ctx_sdl_events = 1;
- sdl->texture = SDL_CreateTexture (sdl->renderer,
- SDL_PIXELFORMAT_ABGR8888,
- SDL_TEXTUREACCESS_STREAMING,
- width, height);
+float ctx_term_get_cell_width (Ctx *ctx)
+{
+ return ctx_term_cw;
+}
- SDL_StartTextInput ();
- SDL_EnableScreenSaver ();
+float ctx_term_get_cell_height (Ctx *ctx)
+{
+ return ctx_term_ch;
+}
- tiled->ctx = ctx_new ();
- tiled->ctx_copy = ctx_new ();
- tiled->width = width;
- tiled->height = height;
- tiled->cols = 80;
- tiled->rows = 20;
- ctx_set_renderer (tiled->ctx, sdl);
- ctx_set_renderer (tiled->ctx_copy, sdl);
- ctx_set_texture_cache (tiled->ctx_copy, tiled->ctx);
+Ctx *ctx_new_term (int width, int height)
+{
+ Ctx *ctx = ctx_new ();
+#if CTX_RASTERIZER
+ CtxTerm *term = (CtxTerm*)calloc (sizeof (CtxTerm), 1);
+
+ const char *mode = getenv ("CTX_TERM_MODE");
+ ctx_term_cw = 2;
+ ctx_term_ch = 3;
- tiled->pixels = (uint8_t*)malloc (width * height * 4);
+ if (!mode) term->mode = CTX_TERM_SEXTANT;
+ else if (!strcmp (mode, "sextant")) term->mode = CTX_TERM_SEXTANT;
+ else if (!strcmp (mode, "ascii")) term->mode = CTX_TERM_ASCII_MONO;
+ //else if (!strcmp (mode, "ascii-mono")) term->mode = CTX_TERM_ASCII_MONO;
+ else if (!strcmp (mode, "quarter")) term->mode = CTX_TERM_QUARTER;
+ //else if (!strcmp (mode, "braille")){
+ // term->mode = CTX_TERM_BRAILLE;
+ // ctx_term_ch = 4;
+ //}
+ else if (!strcmp (mode, "braille")){
+ term->mode = CTX_TERM_BRAILLE_MONO;
+ ctx_term_ch = 4;
+ }
+ else {
+ fprintf (stderr, "recognized values for CTX_TERM_MODE:\n"
+ " sextant ascii quarter braille\n");
+ exit (1);
+ }
- ctx_set_size (tiled->ctx, width, height);
- ctx_set_size (tiled->ctx_copy, width, height);
+ mode = getenv ("CTX_TERM_FORCE_FULL");
+ if (mode && strcmp (mode, "0") && strcmp (mode, "no"))
+ _ctx_term_force_full = 1;
- tiled->flush = (void*)ctx_sdl_flush;
- tiled->reset = (void*)ctx_sdl_reset;
- tiled->free = (void*)ctx_sdl_free;
- tiled->set_clipboard = (void*)ctx_sdl_set_clipboard;
- tiled->get_clipboard = (void*)ctx_sdl_get_clipboard;
+ fprintf (stdout, "\e[?1049h");
+ fprintf (stdout, "\e[?25l"); // cursor off
- for (int i = 0; i < _ctx_max_threads; i++)
+ int maxwidth = ctx_terminal_cols () * ctx_term_cw;
+ int maxheight = (ctx_terminal_rows ()) * ctx_term_ch;
+ if (width <= 0 || height <= 0)
{
- tiled->host[i] = ctx_new_for_framebuffer (tiled->pixels,
- tiled->width/CTX_HASH_COLS, tiled->height/CTX_HASH_ROWS,
- tiled->width * 4, CTX_FORMAT_RGBA8);
- ctx_set_texture_source (tiled->host[i], tiled->ctx);
+ width = maxwidth;
+ height = maxheight;
}
+ if (width > maxwidth) width = maxwidth;
+ if (height > maxheight) height = maxheight;
+ term->ctx = ctx;
+ term->width = width;
+ term->height = height;
- mtx_init (&tiled->mtx, mtx_plain);
- cnd_init (&tiled->cond);
+ term->cols = (width + 1) / ctx_term_cw;
+ term->rows = (height + 2) / ctx_term_ch;
+ term->lines = 0;
+ term->pixels = (uint8_t*)malloc (width * height * 4);
+ term->host = ctx_new_for_framebuffer (term->pixels,
+ width, height,
+ width * 4, CTX_FORMAT_RGBA8);
+#if CTX_BRAILLE_TEXT
+ ((CtxRasterizer*)term->host->renderer)->term_glyphs=1;
+#endif
+ _ctx_mouse (ctx, NC_MOUSE_DRAG);
+ ctx_set_renderer (ctx, term);
+ ctx_set_size (ctx, width, height);
+ ctx_font_size (ctx, ctx_term_ch);
+ term->render = ctx_term_render;
+ term->flush = (void(*)(void*))ctx_term_flush;
+ term->free = (void(*)(void*))ctx_term_free;
+#endif
-#define start_thread(no)\
- if(_ctx_max_threads>no){ \
- static void *args[2]={(void*)no, };\
- thrd_t tid;\
- args[1]=sdl;\
- thrd_create (&tid, (void*)ctx_tiled_render_fun, args);\
- }
- start_thread(0);
- start_thread(1);
- start_thread(2);
- start_thread(3);
- start_thread(4);
- start_thread(5);
- start_thread(6);
- start_thread(7);
- start_thread(8);
- start_thread(9);
- start_thread(10);
- start_thread(11);
- start_thread(12);
- start_thread(13);
- start_thread(14);
- start_thread(15);
-#undef start_thread
- ctx_flush (tiled->ctx);
- return tiled->ctx;
-#else
- return NULL;
-#endif
+ return ctx;
}
-#else
-int ctx_renderer_is_sdl (Ctx *ctx)
-{
- return 0;
-}
#endif
#if CTX_EVENTS
@@ -24325,9421 +31757,15551 @@ int ctx_renderer_is_sdl (Ctx *ctx)
#include <sys/ioctl.h>
#endif
-typedef struct CtxTermCell
-{
- char utf8[5];
- uint8_t fg[4];
- uint8_t bg[4];
-
- char prev_utf8[5];
- uint8_t prev_fg[4];
- uint8_t prev_bg[4];
-} CtxTermCell;
-
-typedef struct CtxTermLine
-{
- CtxTermCell *cells;
- int maxcol;
- int size;
-} CtxTermLine;
-
-typedef enum
-{
- CTX_TERM_ASCII,
- CTX_TERM_ASCII_MONO,
- CTX_TERM_SEXTANT,
- CTX_TERM_BRAILLE_MONO,
- CTX_TERM_BRAILLE,
- CTX_TERM_QUARTER,
-} CtxTermMode;
-
-typedef struct _CtxTerm CtxTerm;
-struct _CtxTerm
+typedef struct _CtxTermImg CtxTermImg;
+struct _CtxTermImg
{
- void (*render) (void *term, CtxCommand *command);
- void (*reset) (void *term);
- void (*flush) (void *term);
+ void (*render) (void *termimg, CtxCommand *command);
+ void (*reset) (void *termimg);
+ void (*flush) (void *termimg);
char *(*get_clipboard) (void *ctxctx);
- void (*set_clipboard) (void *ctxctx, const char *text);
- void (*free) (void *term);
+ void (*set_clipboard) (void *ctxctx, const char *text);
+ void (*free) (void *termimg);
Ctx *ctx;
int width;
int height;
int cols;
int rows;
int was_down;
-
+ // we need to have the above members in that order up to here
uint8_t *pixels;
-
Ctx *host;
CtxList *lines;
- CtxTermMode mode;
};
-static int ctx_term_ch = 8;
-static int ctx_term_cw = 8;
+inline static void ctx_termimg_render (void *ctx,
+ CtxCommand *command)
+{
+ CtxTermImg *termimg = (void*)ctx;
+ /* directly forward */
+ ctx_process (termimg->host, &command->entry);
+}
-void ctx_term_set (CtxTerm *term,
- int col, int row, const char *utf8,
- uint8_t *fg, uint8_t *bg)
+inline static void ctx_termimg_flush (CtxTermImg *termimg)
{
- if (col < 1 || row < 1 || col > term->cols || row > term->rows) return;
- while (ctx_list_length (term->lines) < row)
+ int width = termimg->width;
+ int height = termimg->height;
+ if (!termimg->pixels) return;
+ char *encoded = malloc (width * height * 3 * 3);
+ ctx_bin2base64 (termimg->pixels, width * height * 3,
+ encoded);
+ int encoded_len = strlen (encoded);
+
+ int i = 0;
+
+ printf ("\e[H");
+ printf ("\e_Gf=24,s=%i,v=%i,t=d,a=T,m=1;\e\\", width, height);
+ while (i < encoded_len)
{
- ctx_list_append (&term->lines, calloc (sizeof (CtxTermLine), 1));
+ if (i + 4096 < encoded_len)
+ {
+ printf ("\e_Gm=1;");
+ }
+ else
+ {
+ printf ("\e_Gm=0;");
+ }
+ for (int n = 0; n < 4000 && i < encoded_len; n++)
+ {
+ printf ("%c", encoded[i]);
+ i++;
+ }
+ printf ("\e\\");
}
- CtxTermLine *line = ctx_list_nth_data (term->lines, row-1);
- assert (line);
- if (line->size < col)
+ free (encoded);
+
+ fflush (NULL);
+}
+
+void ctx_termimg_free (CtxTermImg *termimg)
+{
+ while (termimg->lines)
{
- int new_size = ((col + 128)/128)*128;
- line->cells = realloc (line->cells, sizeof (CtxTermCell) * new_size);
- memset (&line->cells[line->size], 0, sizeof (CtxTermCell) * (new_size - line->size) );
- line->size = new_size;
+ free (termimg->lines->data);
+ ctx_list_remove (&termimg->lines, termimg->lines->data);
}
- if (col > line->maxcol) line->maxcol = col;
- strncpy (line->cells[col-1].utf8, (char*)utf8, 4);
- memcpy (line->cells[col-1].fg, fg, 4);
- memcpy (line->cells[col-1].bg, bg, 4);
+ printf ("\e[?25h"); // cursor on
+ nc_at_exit ();
+ free (termimg->pixels);
+ ctx_free (termimg->host);
+ free (termimg);
+ /* we're not destoring the ctx member, this is function is called in ctx' teardown */
}
-static int _ctx_term256 = 0; // XXX TODO implement autodetect for this
-static long _ctx_curfg = -1;
-static long _ctx_curbg = -1;
-
-static long ctx_rgb_to_long (int r,int g, int b)
+int ctx_renderer_is_termimg (Ctx *ctx)
{
- return r * 256 * 256 + g * 256 + b;
+ if (ctx->renderer &&
+ ctx->renderer->free == (void*)ctx_termimg_free)
+ return 1;
+ return 0;
}
-
-static void ctx_term_set_fg (int red, int green, int blue)
+Ctx *ctx_new_termimg (int width, int height)
{
- long lc = ctx_rgb_to_long (red, green, blue);
- if (lc == _ctx_curfg)
- return;
- _ctx_curfg=lc;
- if (_ctx_term256 == 0)
+ Ctx *ctx = ctx_new ();
+#if CTX_RASTERIZER
+ fprintf (stdout, "\e[?1049h");
+ fprintf (stdout, "\e[?25l"); // cursor off
+ CtxTermImg *termimg = (CtxTermImg*)calloc (sizeof (CtxTermImg), 1);
+
+
+ int maxwidth = ctx_terminal_width ();
+
+ int colwidth = maxwidth/ctx_terminal_cols ();
+ maxwidth-=colwidth;
+
+ int maxheight = ctx_terminal_height ();
+ if (width <= 0 || height <= 0)
{
- printf("\e[38;2;%i;%i;%im", red,green,blue);
+ width = maxwidth;
+ height = maxheight;
}
- else
- {
- int gray = (green /255.0) * 24 + 0.5;
- int r = (red/255.0) * 6 + 0.5;
- int g = (green/255.0) * 6 + 0.5;
- int b = (blue/255.0) * 6 + 0.5;
- if (gray > 23) gray = 23;
+ if (width > maxwidth) width = maxwidth;
+ if (height > maxheight) height = maxheight;
+ termimg->ctx = ctx;
+ termimg->width = width;
+ termimg->height = height;
+ termimg->lines = 0;
+ termimg->pixels = (uint8_t*)malloc (width * height * 3);
+ termimg->host = ctx_new_for_framebuffer (termimg->pixels,
+ width, height,
+ width * 3, CTX_FORMAT_RGB8);
+ _ctx_mouse (ctx, NC_MOUSE_DRAG);
+ ctx_set_renderer (ctx, termimg);
+ ctx_set_size (ctx, width, height);
+ ctx_font_size (ctx, 14.0f);
+ termimg->render = ctx_termimg_render;
+ termimg->flush = (void(*)(void*))ctx_termimg_flush;
+ termimg->free = (void(*)(void*))ctx_termimg_free;
+#endif
- if (r > 5) r = 5;
- if (g > 5) g = 5;
- if (b > 5) b = 5;
+ return ctx;
+}
- if (((int)(r/1.66)== (int)(g/1.66)) && ((int)(g/1.66) == ((int)(b/1.66))))
- {
- printf("\e[38;5;%im", 16 + 216 + gray);
- }
- else
- printf("\e[38;5;%im", 16 + r * 6 * 6 + g * 6 + b);
- }
+#endif
+
+#if CTX_FORMATTER
+
+typedef struct _CtxFormatter CtxFormatter;
+struct _CtxFormatter
+{
+ void *target; // FILE
+ int longform;
+ int indent;
+
+ void (*add_str)(CtxFormatter *formatter, const char *str, int len);
+};
+
+static inline void ctx_formatter_addstr (CtxFormatter *formatter, const char *str, int len)
+{
+ formatter->add_str (formatter, str, len);
}
-static void ctx_term_set_bg(int red, int green, int blue)
+static inline void ctx_formatter_addstrf (CtxFormatter *formatter, const char *format, ...)
{
- long lc = ctx_rgb_to_long (red, green, blue);
-//if (lc == _ctx_curbg)
-// return;
- _ctx_curbg=lc;
- if (_ctx_term256 == 0)
+ va_list ap;
+ size_t needed;
+ char *buffer;
+ va_start (ap, format);
+ needed = vsnprintf (NULL, 0, format, ap) + 1;
+ buffer = (char*) malloc (needed);
+ va_end (ap);
+ va_start (ap, format);
+ vsnprintf (buffer, needed, format, ap);
+ va_end (ap);
+ ctx_formatter_addstr (formatter, buffer, -1);
+ free (buffer);
+}
+
+static void _ctx_stream_addstr (CtxFormatter *formatter, const char *str, int len)
+{
+ if (!str || len == 0)
{
- printf("\e[48;2;%i;%i;%im", red,green,blue);
+ return;
}
- else
+ if (len < 0) len = strlen (str);
+ fwrite (str, len, 1, (FILE*)formatter->target);
+}
+
+void _ctx_string_addstr (CtxFormatter *formatter, const char *str, int len)
+{
+ if (!str || len == 0)
{
- int gray = (green /255.0) * 24 + 0.5;
- int r = (red/255.0) * 6 + 0.5;
- int g = (green/255.0) * 6 + 0.5;
- int b = (blue/255.0) * 6 + 0.5;
- if (gray > 23) gray = 23;
+ return;
+ }
+ if (len < 0) len = strlen (str);
+ ctx_string_append_data ((CtxString*)(formatter->target), str, len);
+}
- if (r > 5) r = 5;
- if (g > 5) g = 5;
- if (b > 5) b = 5;
- if (((int)(r/1.66)== (int)(g/1.66)) && ((int)(g/1.66) == ((int)(b/1.66))))
+static void _ctx_print_endcmd (CtxFormatter *formatter)
+{
+ if (formatter->longform)
{
- printf("\e[48;5;%im", 16 + 216 + gray);
+ ctx_formatter_addstr (formatter, ");\n", 3);
}
- else
- printf("\e[48;5;%im", 16 + r * 6 * 6 + g * 6 + b);
- }
}
-static int _ctx_term_force_full = 0;
+static void _ctx_indent (CtxFormatter *formatter)
+{
+ for (int i = 0; i < formatter->indent; i++)
+ { ctx_formatter_addstr (formatter, " ", 2);
+ }
+}
-void ctx_term_scanout (CtxTerm *term)
+const char *_ctx_code_to_name (int code)
{
- int row = 1;
- printf ("\e[H");
-// printf ("\e[?25l");
- printf ("\e[0m");
- for (CtxList *l = term->lines; l; l = l->next)
+ switch (code)
+ {
+ case CTX_REL_LINE_TO_X4: return "relLinetoX4"; break;
+ case CTX_REL_LINE_TO_REL_CURVE_TO: return "relLineToRelCurveTo"; break;
+ case CTX_REL_CURVE_TO_REL_LINE_TO: return "relCurveToRelLineTo"; break;
+ case CTX_REL_CURVE_TO_REL_MOVE_TO: return "relCurveToRelMoveTo"; break;
+ case CTX_REL_LINE_TO_X2: return "relLineToX2"; break;
+ case CTX_MOVE_TO_REL_LINE_TO: return "moveToRelLineTo"; break;
+ case CTX_REL_LINE_TO_REL_MOVE_TO: return "relLineToRelMoveTo"; break;
+ case CTX_FILL_MOVE_TO: return "fillMoveTo"; break;
+ case CTX_REL_QUAD_TO_REL_QUAD_TO: return "relQuadToRelQuadTo"; break;
+ case CTX_REL_QUAD_TO_S16: return "relQuadToS16"; break;
+
+ case CTX_SET_KEY: return "setParam"; break;
+ case CTX_COLOR: return "setColor"; break;
+ case CTX_DEFINE_GLYPH: return "defineGlyph"; break;
+ case CTX_KERNING_PAIR: return "kerningPair"; break;
+ case CTX_SET_PIXEL: return "setPixel"; break;
+ case CTX_GLOBAL_ALPHA: return "globalAlpha"; break;
+ case CTX_TEXT: return "text"; break;
+ case CTX_STROKE_TEXT: return "strokeText"; break;
+ case CTX_SAVE: return "save"; break;
+ case CTX_RESTORE: return "restore"; break;
+ case CTX_STROKE_SOURCE: return "strokeSource"; break;
+ case CTX_NEW_PAGE: return "newPage"; break;
+ case CTX_START_GROUP: return "startGroup"; break;
+ case CTX_END_GROUP: return "endGroup"; break;
+ case CTX_RECTANGLE: return "rectangle"; break;
+ case CTX_ROUND_RECTANGLE: return "roundRectangle"; break;
+ case CTX_LINEAR_GRADIENT: return "linearGradient"; break;
+ case CTX_RADIAL_GRADIENT: return "radialGradient"; break;
+ case CTX_GRADIENT_STOP: return "gradientAddStop"; break;
+ case CTX_VIEW_BOX: return "viewBox"; break;
+ case CTX_MOVE_TO: return "moveTo"; break;
+ case CTX_LINE_TO: return "lineTo"; break;
+ case CTX_BEGIN_PATH: return "beginPath"; break;
+ case CTX_REL_MOVE_TO: return "relMoveTo"; break;
+ case CTX_REL_LINE_TO: return "relLineTo"; break;
+ case CTX_FILL: return "fill"; break;
+ case CTX_EXIT: return "exit"; break;
+ case CTX_APPLY_TRANSFORM: return "transform"; break;
+ case CTX_SOURCE_TRANSFORM: return "sourceTransform"; break;
+ case CTX_REL_ARC_TO: return "relArcTo"; break;
+ case CTX_GLYPH: return "glyph"; break;
+ case CTX_TEXTURE: return "texture"; break;
+ case CTX_DEFINE_TEXTURE: return "defineTexture"; break;
+ case CTX_IDENTITY: return "identity"; break;
+ case CTX_CLOSE_PATH: return "closePath"; break;
+ case CTX_PRESERVE: return "preserve"; break;
+ case CTX_FLUSH: return "flush"; break;
+ case CTX_RESET: return "reset"; break;
+ case CTX_FONT: return "font"; break;
+ case CTX_STROKE: return "stroke"; break;
+ case CTX_CLIP: return "clip"; break;
+ case CTX_ARC: return "arc"; break;
+ case CTX_SCALE: return "scale"; break;
+ case CTX_TRANSLATE: return "translate"; break;
+ case CTX_ROTATE: return "rotate"; break;
+ case CTX_ARC_TO: return "arcTo"; break;
+ case CTX_CURVE_TO: return "curveTo"; break;
+ case CTX_REL_CURVE_TO: return "relCurveTo"; break;
+ case CTX_REL_QUAD_TO: return "relQuadTo"; break;
+ case CTX_QUAD_TO: return "quadTo"; break;
+ case CTX_SMOOTH_TO: return "smoothTo"; break;
+ case CTX_REL_SMOOTH_TO: return "relSmoothTo"; break;
+ case CTX_SMOOTHQ_TO: return "smoothqTo"; break;
+ case CTX_REL_SMOOTHQ_TO: return "relSmoothqTo"; break;
+ case CTX_HOR_LINE_TO: return "horLineTo"; break;
+ case CTX_VER_LINE_TO: return "verLineTo"; break;
+ case CTX_REL_HOR_LINE_TO: return "relHorLineTo"; break;
+ case CTX_REL_VER_LINE_TO: return "relVerLineTo"; break;
+ case CTX_COMPOSITING_MODE: return "compositingMode"; break;
+ case CTX_BLEND_MODE: return "blendMode"; break;
+ case CTX_TEXT_ALIGN: return "textAlign"; break;
+ case CTX_TEXT_BASELINE: return "textBaseline"; break;
+ case CTX_TEXT_DIRECTION: return "textDirection"; break;
+ case CTX_FONT_SIZE: return "fontSize"; break;
+ case CTX_MITER_LIMIT: return "miterLimit"; break;
+ case CTX_LINE_JOIN: return "lineJoin"; break;
+ case CTX_LINE_CAP: return "lineCap"; break;
+ case CTX_LINE_WIDTH: return "lineWidth"; break;
+ case CTX_LINE_DASH_OFFSET: return "lineDashOffset"; break;
+ case CTX_IMAGE_SMOOTHING: return "imageSmoothing"; break;
+ case CTX_SHADOW_BLUR: return "shadowBlur"; break;
+ case CTX_FILL_RULE: return "fillRule"; break;
+ }
+ return NULL;
+}
+
+static void _ctx_print_name (CtxFormatter *formatter, int code)
+{
+#define CTX_VERBOSE_NAMES 1
+#if CTX_VERBOSE_NAMES
+ if (formatter->longform)
+ {
+ const char *name = NULL;
+ _ctx_indent (formatter);
+ //switch ((CtxCode)code)
+ name = _ctx_code_to_name (code);
+ if (name)
+ {
+ ctx_formatter_addstr (formatter, name, -1);
+ ctx_formatter_addstr (formatter, " (", 2);
+ if (code == CTX_SAVE)
+ { formatter->indent ++; }
+ else if (code == CTX_RESTORE)
+ { formatter->indent --; }
+ return;
+ }
+ }
+#endif
{
- CtxTermLine *line = l->data;
- for (int col = 1; col <= line->maxcol; col++)
- {
- CtxTermCell *cell = &line->cells[col-1];
-
- if (strcmp(cell->utf8, cell->prev_utf8) ||
- memcmp(cell->fg, cell->prev_fg, 3) ||
- memcmp(cell->bg, cell->prev_bg, 3) || _ctx_term_force_full)
- {
- ctx_term_set_fg (cell->fg[0], cell->fg[1], cell->fg[2]);
- ctx_term_set_bg (cell->bg[0], cell->bg[1], cell->bg[2]);
- printf ("%s", cell->utf8);
- }
- else
+ char name[3];
+ name[0]=CTX_SET_KEY;
+ name[2]='\0';
+ switch (code)
{
- // TODO: accumulate succesive such, and compress them
- // into one
- printf ("\e[C");
+ case CTX_GLOBAL_ALPHA: name[1]='a'; break;
+ case CTX_COMPOSITING_MODE: name[1]='m'; break;
+ case CTX_BLEND_MODE: name[1]='B'; break;
+ case CTX_TEXT_ALIGN: name[1]='t'; break;
+ case CTX_TEXT_BASELINE: name[1]='b'; break;
+ case CTX_TEXT_DIRECTION: name[1]='d'; break;
+ case CTX_FONT_SIZE: name[1]='f'; break;
+ case CTX_MITER_LIMIT: name[1]='l'; break;
+ case CTX_LINE_JOIN: name[1]='j'; break;
+ case CTX_LINE_CAP: name[1]='c'; break;
+ case CTX_LINE_WIDTH: name[1]='w'; break;
+ case CTX_LINE_DASH_OFFSET: name[1]='D'; break;
+ case CTX_IMAGE_SMOOTHING: name[1]='S'; break;
+ case CTX_SHADOW_BLUR: name[1]='s'; break;
+ case CTX_SHADOW_COLOR: name[1]='C'; break;
+ case CTX_SHADOW_OFFSET_X: name[1]='x'; break;
+ case CTX_SHADOW_OFFSET_Y: name[1]='y'; break;
+ case CTX_FILL_RULE: name[1]='r'; break;
+ default:
+ name[0] = code;
+ name[1] = 0;
+ break;
}
- strcpy (cell->prev_utf8, cell->utf8);
- memcpy (cell->prev_fg, cell->fg, 3);
- memcpy (cell->prev_bg, cell->bg, 3);
- }
- if (row != term->rows)
- printf ("\n\r");
- row ++;
+ ctx_formatter_addstr (formatter, name, -1);
+ if (formatter->longform)
+ ctx_formatter_addstr (formatter, " (", 2);
+ else
+ ctx_formatter_addstr (formatter, " ", 1);
}
- printf ("\e[0m");
- //printf ("\e[?25h");
- //
-}
-
-// xx
-// xx
-// xx
-//
-
-static inline int _ctx_rgba8_manhattan_diff (const uint8_t *a, const uint8_t *b)
-{
- int c;
- int diff = 0;
- for (c = 0; c<3;c++)
- diff += ctx_pow2(a[c]-b[c]);
- return sqrtf(diff);
- return diff;
}
-static void ctx_term_output_buf_half (uint8_t *pixels,
- int width,
- int height,
- CtxTerm *term)
+static void
+ctx_print_entry_enum (CtxFormatter *formatter, CtxEntry *entry, int args)
{
- int stride = width * 4;
- const char *sextants[]={
- " ","▘","▝","▀","▖","▌", "▞", "▛", "▗", "▚", "▐", "▜","▄","▙","▟","█",
-
- };
- for (int row = 0; row < height/2; row++)
+ _ctx_print_name (formatter, entry->code);
+ for (int i = 0; i < args; i ++)
{
- for (int col = 0; col < width-3; col++)
+ int val = ctx_arg_u8 (i);
+ if (i>0)
+ {
+ ctx_formatter_addstr (formatter, " ", 1);
+ }
+#if CTX_VERBOSE_NAMES
+ if (formatter->longform)
{
- int unicode = 0;
- int bitno = 0;
- uint8_t rgba[2][4] = {
- {255,255,255,0},
- {0,0,0,0}};
- int i = 0;
-
- int rgbasum[2][4] = {0,};
- int sumcount[2];
-
- int curdiff = 0;
- /* first find starting point colors */
- for (int yi = 0; yi < ctx_term_ch; yi++)
- for (int xi = 0; xi < ctx_term_cw; xi++, i++)
- {
- int noi = (row * ctx_term_ch + yi) * stride + (col*ctx_term_cw+xi) * 4;
-
- if (rgba[0][3] == 0)
+ const char *str = NULL;
+ switch (entry->code)
+ {
+ case CTX_TEXT_BASELINE:
+ switch (val)
{
- for (int c = 0; c < 3; c++)
- rgba[0][c] = pixels[noi + c];
- rgba[0][3] = 255; // used only as mark of in-use
+ case CTX_TEXT_BASELINE_ALPHABETIC: str = "alphabetic"; break;
+ case CTX_TEXT_BASELINE_TOP: str = "top"; break;
+ case CTX_TEXT_BASELINE_BOTTOM: str = "bottom"; break;
+ case CTX_TEXT_BASELINE_HANGING: str = "hanging"; break;
+ case CTX_TEXT_BASELINE_MIDDLE: str = "middle"; break;
+ case CTX_TEXT_BASELINE_IDEOGRAPHIC:str = "ideographic";break;
}
- else
+ break;
+ case CTX_TEXT_ALIGN:
+ switch (val)
{
- int diff = _ctx_rgba8_manhattan_diff (&pixels[noi], rgba[0]);
- if (diff > curdiff)
- {
- curdiff = diff;
- for (int c = 0; c < 3; c++)
- rgba[1][c] = pixels[noi + c];
- }
+ case CTX_TEXT_ALIGN_LEFT: str = "left"; break;
+ case CTX_TEXT_ALIGN_RIGHT: str = "right"; break;
+ case CTX_TEXT_ALIGN_START: str = "start"; break;
+ case CTX_TEXT_ALIGN_END: str = "end"; break;
+ case CTX_TEXT_ALIGN_CENTER: str = "center"; break;
}
-
- }
-
- for (int iters = 0; iters < 1; iters++)
- {
- i= 0;
- for (int i = 0; i < 4; i ++)
- rgbasum[0][i] = rgbasum[1][i]=0;
- sumcount[0] = sumcount[1] = 0;
-
- for (int yi = 0; yi < ctx_term_ch; yi++)
- for (int xi = 0; xi < ctx_term_cw; xi++, i++)
- {
- int noi = (row * ctx_term_ch + yi) * stride + (col*ctx_term_cw+xi) * 4;
-
- int diff1 = _ctx_rgba8_manhattan_diff (&pixels[noi], rgba[0]);
- int diff2 = _ctx_rgba8_manhattan_diff (&pixels[noi], rgba[1]);
- int cluster = 0;
- if (diff1 <= diff2)
- cluster = 0;
- else
- cluster = 1;
- sumcount[cluster]++;
- for (int c = 0; c < 3; c++)
- rgbasum[cluster][c] += pixels[noi+c];
- }
-
-
- if (sumcount[0])
- for (int c = 0; c < 3; c++)
- {
- rgba[0][c] = rgbasum[0][c] / sumcount[0];
- }
- if (sumcount[1])
- for (int c = 0; c < 3; c++)
- {
- rgba[1][c] = rgbasum[1][c] / sumcount[1];
- }
- }
-
- int pixels_set = 0;
- for (int y = 0; y < ctx_term_ch; y++)
- for (int x = 0; x < ctx_term_cw; x++)
- {
- int no = (row * ctx_term_ch + y) * stride + (col*ctx_term_cw+x) * 4;
-#define CHECK_IS_SET \
- (_ctx_rgba8_manhattan_diff (&pixels[no], rgba[0])< \
- _ctx_rgba8_manhattan_diff (&pixels[no], rgba[1]))
-
- int set = CHECK_IS_SET;
-#undef CHECK_IS_SET
- if (set)
- { unicode |= (1<< (bitno) );
- pixels_set ++;
+ break;
+ case CTX_LINE_CAP:
+ switch (val)
+ {
+ case CTX_CAP_NONE: str = "none"; break;
+ case CTX_CAP_ROUND: str = "round"; break;
+ case CTX_CAP_SQUARE: str = "square"; break;
+ }
+ break;
+ case CTX_LINE_JOIN:
+ switch (val)
+ {
+ case CTX_JOIN_MITER: str = "miter"; break;
+ case CTX_JOIN_ROUND: str = "round"; break;
+ case CTX_JOIN_BEVEL: str = "bevel"; break;
+ }
+ break;
+ case CTX_FILL_RULE:
+ switch (val)
+ {
+ case CTX_FILL_RULE_WINDING: str = "winding"; break;
+ case CTX_FILL_RULE_EVEN_ODD: str = "evenodd"; break;
+ }
+ break;
+ case CTX_BLEND_MODE:
+ val = ctx_arg_u32 (i);
+ switch (val)
+ {
+ case CTX_BLEND_NORMAL: str = "normal"; break;
+ case CTX_BLEND_MULTIPLY: str = "multiply"; break;
+ case CTX_BLEND_SCREEN: str = "screen"; break;
+ case CTX_BLEND_OVERLAY: str = "overlay"; break;
+ case CTX_BLEND_DARKEN: str = "darken"; break;
+ case CTX_BLEND_LIGHTEN: str = "lighten"; break;
+ case CTX_BLEND_COLOR_DODGE: str = "colorDodge"; break;
+ case CTX_BLEND_COLOR_BURN: str = "colorBurn"; break;
+ case CTX_BLEND_HARD_LIGHT: str = "hardLight"; break;
+ case CTX_BLEND_SOFT_LIGHT: str = "softLight"; break;
+ case CTX_BLEND_DIFFERENCE: str = "difference"; break;
+ case CTX_BLEND_EXCLUSION: str = "exclusion"; break;
+ case CTX_BLEND_HUE: str = "hue"; break;
+ case CTX_BLEND_SATURATION: str = "saturation"; break;
+ case CTX_BLEND_COLOR: str = "color"; break;
+ case CTX_BLEND_LUMINOSITY: str = "luminosity"; break;
+ }
+ break;
+ case CTX_COMPOSITING_MODE:
+ val = ctx_arg_u32 (i);
+ switch (val)
+ {
+ case CTX_COMPOSITE_SOURCE_OVER: str = "sourceOver"; break;
+ case CTX_COMPOSITE_COPY: str = "copy"; break;
+ case CTX_COMPOSITE_CLEAR: str = "clear"; break;
+ case CTX_COMPOSITE_SOURCE_IN: str = "sourceIn"; break;
+ case CTX_COMPOSITE_SOURCE_OUT: str = "sourceOut"; break;
+ case CTX_COMPOSITE_SOURCE_ATOP: str = "sourceAtop"; break;
+ case CTX_COMPOSITE_DESTINATION: str = "destination"; break;
+ case CTX_COMPOSITE_DESTINATION_OVER: str = "destinationOver"; break;
+ case CTX_COMPOSITE_DESTINATION_IN: str = "destinationIn"; break;
+ case CTX_COMPOSITE_DESTINATION_OUT: str = "destinationOut"; break;
+ case CTX_COMPOSITE_DESTINATION_ATOP: str = "destinationAtop"; break;
+ case CTX_COMPOSITE_XOR: str = "xor"; break;
}
- bitno++;
- }
- if (pixels_set == 4)
- ctx_term_set (term, col +1, row + 1, " ",
- rgba[1], rgba[0]);
- else
- ctx_term_set (term, col +1, row + 1, sextants[unicode],
- rgba[0], rgba[1]);
- }
- }
-}
-
-void ctx_term_find_color_pair (CtxTerm *term, int x0, int y0, int w, int h,
- uint8_t rgba[2][4])
- //uint8_t *rgba0, uint8_t *rgba1)
-{
-int curdiff = 0;
-int stride = term->width * 4;
-uint8_t *pixels = term->pixels;
-/* first find starting point colors */
-for (int y = y0; y < y0 + h; y++)
- for (int x = x0; x < x0 + w; x++)
- {
- int noi = (y) * stride + (x) * 4;
- if (rgba[0][3] == 0)
- {
- for (int c = 0; c < 3; c++)
- rgba[0][c] = pixels[noi + c];
- rgba[0][3] = 255; // used only as mark of in-use
+ break;
+ }
+ if (str)
+ {
+ ctx_formatter_addstr (formatter, str, -1);
+ }
+ else
+ {
+ ctx_formatter_addstrf (formatter, "%i", val);
+ }
}
- else
+ else
+#endif
{
- int diff = _ctx_rgba8_manhattan_diff (&pixels[noi], &rgba[0][0]);
- if (diff > curdiff)
- {
- curdiff = diff;
- for (int c = 0; c < 3; c++)
- rgba[1][c] = pixels[noi + c];
- }
+ ctx_formatter_addstrf (formatter, "%i", val);
}
- }
- int rgbasum[2][4] = {0,};
- int sumcount[2];
-
- for (int iters = 0; iters < 1; iters++)
- {
- for (int i = 0; i < 4; i ++)
- rgbasum[0][i] = rgbasum[1][i]=0;
- sumcount[0] = sumcount[1] = 0;
-
- for (int y = y0; y < y0 + h; y++)
- for (int x = x0; x < x0 + w; x++)
- {
- int noi = (y) * stride + (x) * 4;
-
- int diff1 = _ctx_rgba8_manhattan_diff (&pixels[noi], rgba[0]);
- int diff2 = _ctx_rgba8_manhattan_diff (&pixels[noi], rgba[1]);
- int cluster = 0;
- if (diff1 <= diff2)
- cluster = 0;
- else
- cluster = 1;
- sumcount[cluster]++;
- for (int c = 0; c < 3; c++)
- rgbasum[cluster][c] += pixels[noi+c];
- }
-
+ }
+ _ctx_print_endcmd (formatter);
+}
- if (sumcount[0])
- for (int c = 0; c < 3; c++)
- {
- rgba[0][c] = rgbasum[0][c] / sumcount[0];
- }
- if (sumcount[1])
- for (int c = 0; c < 3; c++)
- {
- rgba[1][c] = rgbasum[1][c] / sumcount[1];
- }
- }
+static void
+ctx_print_a85 (CtxFormatter *formatter, uint8_t *data, int length)
+{
+ char *tmp = (char*)malloc (ctx_a85enc_len (length));
+ ctx_a85enc (data, tmp, length);
+ ctx_formatter_addstr (formatter, " ~", 2);
+ ctx_formatter_addstr (formatter, tmp, -1);
+ ctx_formatter_addstr (formatter, "~ ", 2);
+ free (tmp);
}
+static void
+ctx_print_yenc (CtxFormatter *formatter, uint8_t *data, int length)
+{
+ char *tmp = (char*)malloc (length * 2 + 2);// worst case scenario
+ int enclength = ctx_yenc ((char*)data, tmp, length);
+ data[enclength]=0;
+ ctx_formatter_addstr (formatter, " =", 2);
+ ctx_formatter_addstr (formatter, tmp, enclength);
+ ctx_formatter_addstr (formatter, "=y ", 2);
+ free (tmp);
+}
-
-static void ctx_term_output_buf_quarter (uint8_t *pixels,
- int width,
- int height,
- CtxTerm *term)
+static void
+ctx_print_escaped_string (CtxFormatter *formatter, const char *string)
{
- int stride = width * 4;
- const char *sextants[]={
- " ","▘","▝","▀","▖","▌", "▞", "▛", "▗", "▚", "▐", "▜","▄","▙","▟","█"
-
- };
- for (int row = 0; row < height/ctx_term_ch; row++)
+ if (!string) { return; }
+ for (int i = 0; string[i]; i++)
{
- for (int col = 0; col < width /ctx_term_cw; col++)
+ switch (string[i])
{
- int unicode = 0;
- int bitno = 0;
- uint8_t rgba[2][4] = {
- {255,255,255,0},
- {0,0,0,0}};
- ctx_term_find_color_pair (term, col * ctx_term_cw,
- row * ctx_term_ch,
- ctx_term_cw,
- ctx_term_ch, rgba);
-
- int pixels_set = 0;
- for (int y = 0; y < 2; y++)
- for (int x = 0; x < ctx_term_cw; x++)
- {
- int no = (row * ctx_term_ch + y) * stride + (col*ctx_term_cw+x) * 4;
-#define CHECK_IS_SET \
- (_ctx_rgba8_manhattan_diff (&pixels[no], rgba[0])< \
- _ctx_rgba8_manhattan_diff (&pixels[no], rgba[1]))
-
- int set = CHECK_IS_SET;
-#undef CHECK_IS_SET
- if (set)
- { unicode |= (1<< (bitno) );
- pixels_set ++;
- }
- bitno++;
- }
- if (pixels_set == 4)
- ctx_term_set (term, col +1, row + 1, " ",
- rgba[1], rgba[0]);
- else
- ctx_term_set (term, col +1, row + 1, sextants[unicode],
- rgba[0], rgba[1]);
+ case '"':
+ ctx_formatter_addstr (formatter, "\\\"", 2);
+ break;
+ case '\\':
+ ctx_formatter_addstr (formatter, "\\\\", 2);
+ break;
+ case '\n':
+ ctx_formatter_addstr (formatter, "\\n", 2);
+ break;
+ default:
+ ctx_formatter_addstr (formatter, &string[i], 1);
}
}
}
-
-static void ctx_term_output_buf_sextant (uint8_t *pixels,
- int width,
- int height,
- CtxTerm *term)
+static void
+ctx_print_float (CtxFormatter *formatter, float val)
{
- int stride = width * 4;
+ char temp[128];
+ sprintf (temp, "%0.3f", val);
+ int j;
+ for (j = 0; temp[j]; j++)
+ if (j == ',') { temp[j] = '.'; }
+ j--;
+ if (j>0)
+ while (temp[j] == '0')
+ {
+ temp[j]=0;
+ j--;
+ }
+ if (temp[j]=='.')
+ { temp[j]='\0'; }
+ ctx_formatter_addstr (formatter, temp, -1);
+}
- const char *sextants[]={
- "
","🬀","🬁","🬂","🬃","🬄","🬅","🬆","🬇","🬈","🬉","🬊","🬋","🬌","🬍","🬎","🬏","🬐","🬑","🬒","🬓","▌","🬔","🬕","🬖","🬗","🬘","🬙","🬚","🬛","🬜","🬝","🬞","🬟","🬠","🬡","🬢","🬣","🬤","🬥","🬦","🬧","▐","🬨","🬩","🬪","🬫","🬬","🬭","🬮","🬯","🬰","🬱","🬲","🬳","🬴","🬵","🬶","🬷","🬸","🬹","🬺","🬻","█"
- };
+static void
+ctx_print_int (CtxFormatter *formatter, int val)
+{
+ ctx_formatter_addstrf (formatter, "%i", val);
+}
- for (int row = 0; row < height/ctx_term_ch; row++)
+static void
+ctx_print_entry (CtxFormatter *formatter, CtxEntry *entry, int args)
+{
+ _ctx_print_name (formatter, entry->code);
+ for (int i = 0; i < args; i ++)
{
- for (int col = 0; col < width /ctx_term_cw; col++)
+ float val = ctx_arg_float (i);
+ if (i>0 && val >= 0.0f)
{
- int unicode = 0;
- int bitno = 0;
- uint8_t rgba[2][4] = {
- {255,255,255,0},
- {0,0,0,0}};
-
- ctx_term_find_color_pair (term, col * ctx_term_cw,
- row * ctx_term_ch,
- ctx_term_cw,
- ctx_term_ch, rgba);
-
- int pixels_set = 0;
- for (int y = 0; y < ctx_term_ch; y++)
- for (int x = 0; x < ctx_term_cw; x++)
- {
- int no = (row * ctx_term_ch + y) * stride + (col*ctx_term_cw+x) * 4;
-#define CHECK_IS_SET \
- (_ctx_rgba8_manhattan_diff (&pixels[no], rgba[0])< \
- _ctx_rgba8_manhattan_diff (&pixels[no], rgba[1]))
-
- int set = CHECK_IS_SET;
-#undef CHECK_IS_SET
- if (set)
- { unicode |= (1<< (bitno) );
- pixels_set ++;
- }
- bitno++;
- }
-
- if (pixels_set == 6)
- ctx_term_set (term, col +1, row + 1, " ",
- rgba[1], rgba[0]);
+ if (formatter->longform)
+ {
+ ctx_formatter_addstr (formatter, ", ", 2);
+ }
else
- ctx_term_set (term, col +1, row + 1, sextants[unicode], rgba[0], rgba[1]);
+ {
+ if (val >= 0.0f)
+ ctx_formatter_addstr (formatter, " ", 1);
+ }
}
+ ctx_print_float (formatter, val);
}
+ _ctx_print_endcmd (formatter);
}
-static void ctx_term_output_buf_ascii (uint8_t *pixels,
- int width,
- int height,
- CtxTerm *term,
- int mono)
+static void
+ctx_print_glyph (CtxFormatter *formatter, CtxEntry *entry, int args)
{
- /* this is a crude ascii-mode built on a quick mapping of sexels to ascii */
- int stride = width * 4;
- const char *sextants[]={
- " ","`","'","^","🬃","`","~","\"","-","\"","'","\"","-","\"","~","^",",",";",
- "=","/","i","[","p","P","z",")","/","7","f",">","/","F",",","\\",":",":",
- "\\","\\","(","T","j","T","]","?","s","\\","<","q","_","=","=","=","c","L",
- "Q","C","a","b","J","]","m","b","d","@"
- };
- uint8_t black[4] = {0,0,0,255};
- for (int row = 0; row < height/ctx_term_ch; row++)
- {
- for (int col = 0; col < width /ctx_term_cw; col++)
- {
- int unicode = 0;
- int bitno = 0;
- uint8_t rgba[2][4] = {
- {255,255,255,0},
- {0,0,0,0}};
+ _ctx_print_name (formatter, entry->code);
+ ctx_formatter_addstrf (formatter, "%i", entry->data.u32[0]);
+ _ctx_print_endcmd (formatter);
+}
- ctx_term_find_color_pair (term, col * ctx_term_cw,
- row * ctx_term_ch,
- ctx_term_cw,
- ctx_term_ch, rgba);
+static void
+ctx_formatter_process (void *user_data, CtxCommand *c);
- if (_ctx_rgba8_manhattan_diff (black, rgba[1]) >
- _ctx_rgba8_manhattan_diff (black, rgba[0]))
- {
- for (int c = 0; c < 4; c ++)
- {
- int tmp = rgba[0][c];
- rgba[0][c] = rgba[1][c];
- rgba[1][c] = tmp;
- }
- }
- if (mono)
- {
- rgba[1][0] = 0;
- rgba[1][1] = 0;
- rgba[1][2] = 0;
- }
+static void
+ctx_formatter_process (void *user_data, CtxCommand *c)
+{
+ CtxEntry *entry = &c->entry;
+ CtxFormatter *formatter = (CtxFormatter*)user_data;
+ switch (entry->code)
+ //switch ((CtxCode)(entry->code))
+ {
+ case CTX_GLYPH:
+ ctx_print_glyph (formatter, entry, 1);
+ break;
+ case CTX_LINE_TO:
+ case CTX_REL_LINE_TO:
+ case CTX_SCALE:
+ case CTX_TRANSLATE:
+ case CTX_MOVE_TO:
+ case CTX_REL_MOVE_TO:
+ case CTX_SMOOTHQ_TO:
+ case CTX_REL_SMOOTHQ_TO:
+ ctx_print_entry (formatter, entry, 2);
+ break;
+ case CTX_TEXTURE:
+ _ctx_print_name (formatter, entry->code);
+ ctx_formatter_addstrf (formatter, "\"");
+ ctx_print_escaped_string (formatter, c->texture.eid);
+ ctx_formatter_addstrf (formatter, "\", ");
+ ctx_print_float (formatter, c->texture.x);
+ ctx_formatter_addstrf (formatter, ", ");
+ ctx_print_float (formatter, c->texture.y);
+ ctx_formatter_addstrf (formatter, " ");
+ _ctx_print_endcmd (formatter);
+ break;
- int brightest_dark_diff = _ctx_rgba8_manhattan_diff (black, rgba[0]);
+ case CTX_DEFINE_TEXTURE:
+ {
+ _ctx_print_name (formatter, entry->code);
+ ctx_formatter_addstrf (formatter, "\"");
+ ctx_print_escaped_string (formatter, c->define_texture.eid);
+ ctx_formatter_addstrf (formatter, "\", ");
+ ctx_print_int (formatter, c->define_texture.width);
+ ctx_formatter_addstrf (formatter, ", ");
+ ctx_print_int (formatter, c->define_texture.height);
+ ctx_formatter_addstrf (formatter, ",%i, ", c->define_texture.format);
- int pixels_set = 0;
- for (int y = 0; y < ctx_term_ch; y++)
- for (int x = 0; x < ctx_term_cw; x++)
- {
- int no = (row * ctx_term_ch + y) * stride + (col*ctx_term_cw+x) * 4;
-#define CHECK_IS_SET \
- (_ctx_rgba8_manhattan_diff (&pixels[no], rgba[0])< \
- _ctx_rgba8_manhattan_diff (&pixels[no], rgba[1]))
+ uint8_t *pixel_data = ctx_define_texture_pixel_data (entry);
+#if 1
- int set = CHECK_IS_SET;
-#undef CHECK_IS_SET
- if (set)
- { unicode |= (1<< (bitno) );
- pixels_set ++;
- }
- bitno++;
- }
+ int stride = ctx_pixel_format_get_stride ((CtxPixelFormat)c->define_texture.format,
c->define_texture.width);
+ int data_len = stride * c->define_texture.height;
+ if (c->define_texture.format == CTX_FORMAT_YUV420)
+ data_len = c->define_texture.height * c->define_texture.width +
+ 2*(c->define_texture.height/2) * (c->define_texture.width/2);
+ //fprintf (stderr, "encoding %i bytes\n", c->define_texture.height *stride);
+ //ctx_print_a85 (formatter, pixel_data, c->define_texture.height * stride);
+ ctx_print_yenc (formatter, pixel_data, data_len);
+#else
+ ctx_formatter_addstrf (formatter, "\"");
+ ctx_print_escaped_string (formatter, pixel_data);
+ ctx_formatter_addstrf (formatter, "\" ");
+#endif
- if (pixels_set == 6 && brightest_dark_diff < 40)
- ctx_term_set (term, col +1, row + 1, " ",
- rgba[1], rgba[0]);
- else
- ctx_term_set (term, col +1, row + 1, sextants[unicode],
- rgba[0], rgba[1]);
+ _ctx_print_endcmd (formatter);
}
- }
-}
+ break;
-static void ctx_term_output_buf_braille (uint8_t *pixels,
- int width,
- int height,
- CtxTerm *term,
- int mono)
-{
- int reverse = 0;
- int stride = width * 4;
- uint8_t black[4] = {0,0,0,255};
- for (int row = 0; row < height/ctx_term_ch; row++)
- {
- for (int col = 0; col < width /ctx_term_cw; col++)
+ case CTX_REL_ARC_TO:
+ case CTX_ARC_TO:
+ case CTX_ROUND_RECTANGLE:
+ ctx_print_entry (formatter, entry, 5);
+ break;
+ case CTX_CURVE_TO:
+ case CTX_REL_CURVE_TO:
+ case CTX_ARC:
+ case CTX_RADIAL_GRADIENT:
+ case CTX_APPLY_TRANSFORM:
+ case CTX_SOURCE_TRANSFORM:
+ ctx_print_entry (formatter, entry, 6);
+ break;
+ case CTX_QUAD_TO:
+ case CTX_RECTANGLE:
+ case CTX_REL_QUAD_TO:
+ case CTX_LINEAR_GRADIENT:
+ case CTX_VIEW_BOX:
+ case CTX_SMOOTH_TO:
+ case CTX_REL_SMOOTH_TO:
+ ctx_print_entry (formatter, entry, 4);
+ break;
+ case CTX_FONT_SIZE:
+ case CTX_MITER_LIMIT:
+ case CTX_ROTATE:
+ case CTX_LINE_WIDTH:
+ case CTX_LINE_DASH_OFFSET:
+ case CTX_GLOBAL_ALPHA:
+ case CTX_SHADOW_BLUR:
+ case CTX_SHADOW_OFFSET_X:
+ case CTX_SHADOW_OFFSET_Y:
+ case CTX_VER_LINE_TO:
+ case CTX_HOR_LINE_TO:
+ case CTX_REL_VER_LINE_TO:
+ case CTX_REL_HOR_LINE_TO:
+ ctx_print_entry (formatter, entry, 1);
+ break;
+#if 0
+ case CTX_SET:
+ _ctx_print_name (formatter, entry->code);
+ switch (c->set.key_hash)
{
- int unicode = 0;
- int bitno = 0;
- uint8_t rgba[2][4] = {
- {255,255,255,0},
- {0,0,0,0}};
-
- ctx_term_find_color_pair (term, col * ctx_term_cw,
- row * ctx_term_ch,
- ctx_term_cw,
- ctx_term_ch, rgba);
-
-
- /* make darkest consistently be background */
- if (_ctx_rgba8_manhattan_diff (black, rgba[1]) >
- _ctx_rgba8_manhattan_diff (black, rgba[0]))
+ case CTX_x: ctx_formatter_addstrf (formatter, " 'x' "); break;
+ case CTX_y: ctx_formatter_addstrf (formatter, " 'y' "); break;
+ case CTX_width: ctx_formatter_addstrf (formatter, " width "); break;
+ case CTX_height: ctx_formatter_addstrf (formatter, " height "); break;
+ default:
+ ctx_formatter_addstrf (formatter, " %d ", c->set.key_hash);
+ }
+ ctx_formatter_addstrf (formatter, "\"");
+ ctx_print_escaped_string (formatter, (char*)c->set.utf8);
+ ctx_formatter_addstrf (formatter, "\"");
+ _ctx_print_endcmd (formatter);
+ break;
+#endif
+ case CTX_COLOR:
+ if (formatter->longform || 1)
{
- for (int c = 0; c < 4; c ++)
+ _ctx_indent (formatter);
+ int model = (int) c->set_color.model;
+ const char *suffix="";
+ if (model & 512)
{
- int tmp = rgba[0][c];
- rgba[0][c] = rgba[1][c];
- rgba[1][c] = tmp;
+ model = model & 511;
+ suffix = "S";
}
- }
- if (mono)
- {
- rgba[1][0] = 0;
- rgba[1][1] = 0;
- rgba[1][2] = 0;
- }
-
- int pixels_set = 0;
- for (int x = 0; x < 2; x++)
- for (int y = 0; y < 3; y++)
+ switch (model)
{
- int no = (row * 4 + y) * stride + (col*2+x) * 4;
-#define CHECK_IS_SET \
- (_ctx_rgba8_manhattan_diff (&pixels[no], rgba[0])< \
- _ctx_rgba8_manhattan_diff (&pixels[no], rgba[1]))
-
- int set = CHECK_IS_SET;
- if (reverse) { set = !set; }
- if (set)
- { unicode |= (1<< (bitno) );
- pixels_set ++;
+ case CTX_GRAY:
+ ctx_formatter_addstrf (formatter, "gray%s ", suffix);
+ ctx_print_float (formatter, c->graya.g);
+ break;
+ case CTX_GRAYA:
+ ctx_formatter_addstrf (formatter, "graya%s ", suffix);
+ ctx_print_float (formatter, c->graya.g);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->graya.a);
+ break;
+ case CTX_RGBA:
+ if (c->rgba.a != 1.0)
+ {
+ ctx_formatter_addstrf (formatter, "rgba%s ", suffix);
+ ctx_print_float (formatter, c->rgba.r);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->rgba.g);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->rgba.b);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->rgba.a);
+ break;
}
- bitno++;
+ /* FALLTHROUGH */
+ case CTX_RGB:
+ if (c->rgba.r == c->rgba.g && c->rgba.g == c->rgba.b)
+ {
+ ctx_formatter_addstrf (formatter, "gray%s ", suffix);
+ ctx_print_float (formatter, c->rgba.r);
+ ctx_formatter_addstrf (formatter, " ");
+ break;
+ }
+ ctx_formatter_addstrf (formatter, "rgb%s ", suffix);
+ ctx_print_float (formatter, c->rgba.r);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->rgba.g);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->rgba.b);
+ break;
+ case CTX_DRGB:
+ ctx_formatter_addstrf (formatter, "drgb%s ", suffix);
+ ctx_print_float (formatter, c->rgba.r);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->rgba.g);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->rgba.b);
+ break;
+ case CTX_DRGBA:
+ ctx_formatter_addstrf (formatter, "drgba%s ", suffix);
+ ctx_print_float (formatter, c->rgba.r);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->rgba.g);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->rgba.b);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->rgba.a);
+ break;
+ case CTX_CMYK:
+ ctx_formatter_addstrf (formatter, "cmyk%s ", suffix);
+ ctx_print_float (formatter, c->cmyka.c);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->cmyka.m);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->cmyka.y);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->cmyka.k);
+ break;
+ case CTX_CMYKA:
+ ctx_formatter_addstrf (formatter, "cmyka%s ", suffix);
+ ctx_print_float (formatter, c->cmyka.c);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->cmyka.m);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->cmyka.y);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->cmyka.k);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->cmyka.a);
+ break;
+ case CTX_DCMYK:
+ ctx_formatter_addstrf (formatter, "dcmyk%s ", suffix);
+ ctx_print_float (formatter, c->cmyka.c);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->cmyka.m);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->cmyka.y);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->cmyka.k);
+ break;
+ case CTX_DCMYKA:
+ ctx_formatter_addstrf (formatter, "dcmyka%s ", suffix);
+ ctx_print_float (formatter, c->cmyka.c);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->cmyka.m);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->cmyka.y);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->cmyka.k);
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, c->cmyka.a);
+ break;
}
+ }
+ else
{
- int x = 0;
- int y = 3;
- int no = (row * 4 + y) * stride + (col*2+x) * 4;
- int setA = CHECK_IS_SET;
- no = (row * 4 + y) * stride + (col*2+x+1) * 4;
- int setB = CHECK_IS_SET;
-
- pixels_set += setA;
- pixels_set += setB;
-#undef CHECK_IS_SET
- if (reverse) { setA = !setA; }
- if (reverse) { setB = !setB; }
- if (setA != 0 && setB==0)
- { unicode += 0x2840; }
- else if (setA == 0 && setB)
- { unicode += 0x2880; }
- else if ( (setA != 0) && (setB != 0) )
- { unicode += 0x28C0; }
- else
- { unicode += 0x2800; }
- char utf8[5];
- utf8[ctx_unichar_to_utf8 (unicode, (uint8_t*)utf8)]=0;
-
-#if 0
- if (pixels_set == 8)
- {
- if (rgba[0][0] < 32 && rgba[0][1] < 32 && rgba[0][2] < 32)
+ ctx_print_entry (formatter, entry, 1);
+ }
+ break;
+ case CTX_SET_RGBA_U8:
+ if (formatter->longform)
+ {
+ _ctx_indent (formatter);
+ ctx_formatter_addstrf (formatter, "rgba (");
+ }
+ else
+ {
+ ctx_formatter_addstrf (formatter, "rgba (");
+ }
+ for (int c = 0; c < 4; c++)
+ {
+ if (c)
{
- ctx_term_set (term, col +1, row + 1, " ",
- rgba[1], rgba[0]);
- continue;
+ if (formatter->longform)
+ ctx_formatter_addstrf (formatter, ", ");
+ else
+ ctx_formatter_addstrf (formatter, " ");
}
- }
+ ctx_print_float (formatter, ctx_u8_to_float (ctx_arg_u8 (c) ) );
+ }
+ _ctx_print_endcmd (formatter);
+ break;
+ case CTX_SET_PIXEL:
+#if 0
+ ctx_set_pixel_u8 (d_ctx,
+ ctx_arg_u16 (2), ctx_arg_u16 (3),
+ ctx_arg_u8 (0),
+ ctx_arg_u8 (1),
+ ctx_arg_u8 (2),
+ ctx_arg_u8 (3) );
#endif
- {
- ctx_term_set (term, col +1, row + 1, utf8,
- rgba[0], rgba[1]);
- }
+ break;
+ case CTX_FILL:
+ case CTX_RESET:
+ case CTX_STROKE:
+ case CTX_IDENTITY:
+ case CTX_CLIP:
+ case CTX_BEGIN_PATH:
+ case CTX_CLOSE_PATH:
+ case CTX_SAVE:
+ case CTX_PRESERVE:
+ case CTX_START_GROUP:
+ case CTX_NEW_PAGE:
+ case CTX_END_GROUP:
+ case CTX_RESTORE:
+ case CTX_STROKE_SOURCE:
+ ctx_print_entry (formatter, entry, 0);
+ break;
+ case CTX_TEXT_ALIGN:
+ case CTX_TEXT_BASELINE:
+ case CTX_TEXT_DIRECTION:
+ case CTX_FILL_RULE:
+ case CTX_LINE_CAP:
+ case CTX_LINE_JOIN:
+ case CTX_COMPOSITING_MODE:
+ case CTX_BLEND_MODE:
+ case CTX_IMAGE_SMOOTHING:
+ ctx_print_entry_enum (formatter, entry, 1);
+ break;
+ case CTX_GRADIENT_STOP:
+ _ctx_print_name (formatter, entry->code);
+ for (int c = 0; c < 4; c++)
+ {
+ if (c)
+ ctx_formatter_addstrf (formatter, " ");
+ ctx_print_float (formatter, ctx_u8_to_float (ctx_arg_u8 (4+c) ) );
}
+ _ctx_print_endcmd (formatter);
+ break;
+ case CTX_TEXT:
+ case CTX_STROKE_TEXT:
+ case CTX_FONT:
+ _ctx_print_name (formatter, entry->code);
+ ctx_formatter_addstrf (formatter, "\"");
+ ctx_print_escaped_string (formatter, ctx_arg_string() );
+ ctx_formatter_addstrf (formatter, "\"");
+ _ctx_print_endcmd (formatter);
+ break;
+ case CTX_CONT:
+ case CTX_EDGE:
+ case CTX_DATA:
+ case CTX_DATA_REV:
+ case CTX_FLUSH:
+ break;
+ case CTX_KERNING_PAIR:
+ _ctx_print_name (formatter, entry->code);
+ ctx_formatter_addstrf (formatter, "\"");
+ {
+ uint8_t utf8[16];
+ utf8[ctx_unichar_to_utf8 (c->kern.glyph_before, utf8)]=0;
+ ctx_print_escaped_string (formatter, (char*)utf8);
+ ctx_formatter_addstrf (formatter, "\", \"");
+ utf8[ctx_unichar_to_utf8 (c->kern.glyph_after, utf8)]=0;
+ ctx_print_escaped_string (formatter, (char*)utf8);
+ ctx_formatter_addstrf (formatter, "\"");
+ sprintf ((char*)utf8, ", %f", c->kern.amount / 256.0);
+ ctx_print_escaped_string (formatter, (char*)utf8);
+ }
+ _ctx_print_endcmd (formatter);
+ break;
+
+ case CTX_DEFINE_GLYPH:
+ _ctx_print_name (formatter, entry->code);
+ ctx_formatter_addstrf (formatter, "\"");
+ {
+ uint8_t utf8[16];
+ utf8[ctx_unichar_to_utf8 (entry->data.u32[0], utf8)]=0;
+ ctx_print_escaped_string (formatter, (char*)utf8);
+ ctx_formatter_addstrf (formatter, "\"");
+ sprintf ((char*)utf8, ", %f", entry->data.u32[1]/256.0);
+ ctx_print_escaped_string (formatter, (char*)utf8);
}
+ _ctx_print_endcmd (formatter);
+ break;
}
}
-
-inline static void ctx_term_render (void *ctx,
- CtxCommand *command)
+void
+ctx_render_stream (Ctx *ctx, FILE *stream, int longform)
+{
+ CtxIterator iterator;
+ CtxFormatter formatter;
+ formatter.target= stream;
+ formatter.longform = longform;
+ formatter.indent = 0;
+ formatter.add_str = _ctx_stream_addstr;
+ CtxCommand *command;
+ ctx_iterator_init (&iterator, &ctx->drawlist, 0,
+ CTX_ITERATOR_EXPAND_BITPACK);
+ while ( (command = ctx_iterator_next (&iterator) ) )
+ { ctx_formatter_process (&formatter, command); }
+ fprintf (stream, "\n");
+}
+
+char *
+ctx_render_string (Ctx *ctx, int longform, int *retlen)
{
- CtxTerm *term = (void*)ctx;
- /* directly forward */
- ctx_process (term->host, &command->entry);
+ CtxString *string = ctx_string_new ("");
+ CtxIterator iterator;
+ CtxFormatter formatter;
+ formatter.target= string;
+ formatter.longform = longform;
+ formatter.indent = 0;
+ formatter.add_str = _ctx_string_addstr;
+ CtxCommand *command;
+ ctx_iterator_init (&iterator, &ctx->drawlist, 0,
+ CTX_ITERATOR_EXPAND_BITPACK);
+ while ( (command = ctx_iterator_next (&iterator) ) )
+ { ctx_formatter_process (&formatter, command); }
+ char *ret = string->str;
+ if (retlen)
+ *retlen = string->length;
+ ctx_string_free (string, 0);
+ return ret;
}
-inline static void ctx_term_flush (CtxTerm *term)
-{
- int width = term->width;
- int height = term->height;
- switch (term->mode)
- {
- case CTX_TERM_QUARTER:
- ctx_term_output_buf_quarter (term->pixels,
- width, height, term);
- break;
- case CTX_TERM_ASCII:
- ctx_term_output_buf_ascii (term->pixels,
- width, height, term, 0);
- break;
- case CTX_TERM_ASCII_MONO:
- ctx_term_output_buf_ascii (term->pixels,
- width, height, term, 1);
- break;
- case CTX_TERM_SEXTANT:
- ctx_term_output_buf_sextant (term->pixels,
- width, height, term);
- break;
- case CTX_TERM_BRAILLE:
- ctx_term_output_buf_braille (term->pixels,
- width, height, term, 0);
- break;
- case CTX_TERM_BRAILLE_MONO:
- ctx_term_output_buf_braille (term->pixels,
- width, height, term, 1);
- break;
- }
-#if CTX_BRAILLE_TEXT
- CtxRasterizer *rasterizer = (CtxRasterizer*)(term->host->renderer);
- // XXX instead sort and inject along with braille
- //
-
- //uint8_t rgba_bg[4]={0,0,0,0};
- //uint8_t rgba_fg[4]={255,0,255,255};
-
- for (CtxList *l = rasterizer->glyphs; l; l = l->next)
- {
- CtxTermGlyph *glyph = l->data;
-
- uint8_t *pixels = term->pixels;
- long rgb_sum[4]={0,0,0};
- for (int v = 0; v < ctx_term_ch; v ++)
- for (int u = 0; u < ctx_term_cw; u ++)
- {
- int i = ((glyph->row-1) * ctx_term_ch + v) * rasterizer->blit_width +
- ((glyph->col-1) * ctx_term_cw + u);
- for (int c = 0; c < 3; c ++)
- rgb_sum[c] += pixels[i*4+c];
- }
- for (int c = 0; c < 3; c ++)
- glyph->rgba_bg[c] = rgb_sum[c] / (ctx_term_ch * ctx_term_cw);
- char utf8[8];
- utf8[ctx_unichar_to_utf8(glyph->unichar, (uint8_t*)utf8)]=0;
- ctx_term_set (term, glyph->col, glyph->row,
- utf8, glyph->rgba_fg, glyph->rgba_bg);
- free (glyph);
- }
- printf ("\e[H");
- printf ("\e[0m");
- ctx_term_scanout (term);
- printf ("\e[0m");
- fflush(NULL);
- while (rasterizer->glyphs)
- ctx_list_remove (&rasterizer->glyphs, rasterizer->glyphs->data);
#endif
-}
-void ctx_term_free (CtxTerm *term)
+#if CTX_EVENTS
+int ctx_width (Ctx *ctx)
{
- while (term->lines)
- {
- free (term->lines->data);
- ctx_list_remove (&term->lines, term->lines->data);
- }
- printf ("\e[?25h"); // cursor on
- nc_at_exit ();
- free (term->pixels);
- ctx_free (term->host);
- free (term);
- /* we're not destoring the ctx member, this is function is called in ctx' teardown */
+ return ctx->events.width;
}
-
-int ctx_renderer_is_term (Ctx *ctx)
+int ctx_height (Ctx *ctx)
{
- if (ctx->renderer &&
- ctx->renderer->free == (void*)ctx_term_free)
- return 1;
- return 0;
+ return ctx->events.height;
+}
+#else
+int ctx_width (Ctx *ctx)
+{
+ return 512;
+}
+int ctx_height (Ctx *ctx)
+{
+ return 384;
}
+#endif
-float ctx_term_get_cell_width (Ctx *ctx)
+int ctx_rev (Ctx *ctx)
{
- return ctx_term_cw;
+ return ctx->rev;
}
-float ctx_term_get_cell_height (Ctx *ctx)
+CtxState *ctx_get_state (Ctx *ctx)
{
- return ctx_term_ch;
+ return &ctx->state;
}
-Ctx *ctx_new_term (int width, int height)
+void ctx_dirty_rect (Ctx *ctx, int *x, int *y, int *width, int *height)
{
- Ctx *ctx = ctx_new ();
-#if CTX_RASTERIZER
- CtxTerm *term = (CtxTerm*)calloc (sizeof (CtxTerm), 1);
-
- const char *mode = getenv ("CTX_TERM_MODE");
- ctx_term_cw = 2;
- ctx_term_ch = 3;
+ if ( (ctx->state.min_x > ctx->state.max_x) ||
+ (ctx->state.min_y > ctx->state.max_y) )
+ {
+ if (x) { *x = 0; }
+ if (y) { *y = 0; }
+ if (width) { *width = 0; }
+ if (height) { *height = 0; }
+ return;
+ }
+ if (ctx->state.min_x < 0)
+ { ctx->state.min_x = 0; }
+ if (ctx->state.min_y < 0)
+ { ctx->state.min_y = 0; }
+ if (x) { *x = ctx->state.min_x; }
+ if (y) { *y = ctx->state.min_y; }
+ if (width) { *width = ctx->state.max_x - ctx->state.min_x; }
+ if (height) { *height = ctx->state.max_y - ctx->state.min_y; }
+}
- if (!mode) term->mode = CTX_TERM_SEXTANT;
- else if (!strcmp (mode, "sextant")) term->mode = CTX_TERM_SEXTANT;
- else if (!strcmp (mode, "ascii")) term->mode = CTX_TERM_ASCII_MONO;
- //else if (!strcmp (mode, "ascii-mono")) term->mode = CTX_TERM_ASCII_MONO;
- else if (!strcmp (mode, "quarter")) term->mode = CTX_TERM_QUARTER;
- //else if (!strcmp (mode, "braille")){
- // term->mode = CTX_TERM_BRAILLE;
- // ctx_term_ch = 4;
- //}
- else if (!strcmp (mode, "braille")){
- term->mode = CTX_TERM_BRAILLE_MONO;
- ctx_term_ch = 4;
- }
- else {
- fprintf (stderr, "recognized values for CTX_TERM_MODE:\n"
- " sextant ascii quarter braille\n");
- exit (1);
- }
+#if CTX_CURRENT_PATH
+CtxIterator *
+ctx_current_path (Ctx *ctx)
+{
+ CtxIterator *iterator = &ctx->current_path_iterator;
+ ctx_iterator_init (iterator, &ctx->current_path, 0, CTX_ITERATOR_EXPAND_BITPACK);
+ return iterator;
+}
- mode = getenv ("CTX_TERM_FORCE_FULL");
- if (mode && strcmp (mode, "0") && strcmp (mode, "no"))
- _ctx_term_force_full = 1;
+void
+ctx_path_extents (Ctx *ctx, float *ex1, float *ey1, float *ex2, float *ey2)
+{
+ float minx = 50000.0;
+ float miny = 50000.0;
+ float maxx = -50000.0;
+ float maxy = -50000.0;
+ float x = 0;
+ float y = 0;
- fprintf (stdout, "\e[?1049h");
- fprintf (stdout, "\e[?25l"); // cursor off
+ CtxIterator *iterator = ctx_current_path (ctx);
+ CtxCommand *command;
- int maxwidth = ctx_terminal_cols () * ctx_term_cw;
- int maxheight = (ctx_terminal_rows ()) * ctx_term_ch;
- if (width <= 0 || height <= 0)
+ while ((command = ctx_iterator_next (iterator)))
{
- width = maxwidth;
- height = maxheight;
- }
- if (width > maxwidth) width = maxwidth;
- if (height > maxheight) height = maxheight;
- term->ctx = ctx;
- term->width = width;
- term->height = height;
+ int got_coord = 0;
+ switch (command->code)
+ {
+ // XXX missing many curve types
+ case CTX_LINE_TO:
+ case CTX_MOVE_TO:
+ x = command->move_to.x;
+ y = command->move_to.y;
+ got_coord++;
+ break;
+ case CTX_REL_LINE_TO:
+ case CTX_REL_MOVE_TO:
+ x += command->move_to.x;
+ y += command->move_to.y;
+ got_coord++;
+ break;
+ case CTX_CURVE_TO:
+ x = command->curve_to.x;
+ y = command->curve_to.y;
+ got_coord++;
+ break;
+ case CTX_REL_CURVE_TO:
+ x += command->curve_to.x;
+ y += command->curve_to.y;
+ got_coord++;
+ break;
+ case CTX_ARC:
+ minx = ctx_minf (minx, command->arc.x - command->arc.radius);
+ miny = ctx_minf (miny, command->arc.y - command->arc.radius);
+ maxx = ctx_maxf (maxx, command->arc.x + command->arc.radius);
+ maxy = ctx_maxf (maxy, command->arc.y + command->arc.radius);
- term->cols = (width + 1) / ctx_term_cw;
- term->rows = (height + 2) / ctx_term_ch;
- term->lines = 0;
- term->pixels = (uint8_t*)malloc (width * height * 4);
- term->host = ctx_new_for_framebuffer (term->pixels,
- width, height,
- width * 4, CTX_FORMAT_RGBA8);
-#if CTX_BRAILLE_TEXT
- ((CtxRasterizer*)term->host->renderer)->term_glyphs=1;
-#endif
- _ctx_mouse (ctx, NC_MOUSE_DRAG);
- ctx_set_renderer (ctx, term);
- ctx_set_size (ctx, width, height);
- ctx_font_size (ctx, ctx_term_ch);
- term->render = ctx_term_render;
- term->flush = (void(*)(void*))ctx_term_flush;
- term->free = (void(*)(void*))ctx_term_free;
-#endif
+ break;
+ case CTX_RECTANGLE:
+ case CTX_ROUND_RECTANGLE:
+ x = command->rectangle.x;
+ y = command->rectangle.y;
+ minx = ctx_minf (minx, x);
+ miny = ctx_minf (miny, y);
+ maxx = ctx_maxf (maxx, x);
+ maxy = ctx_maxf (maxy, y);
+ x += command->rectangle.width;
+ y += command->rectangle.height;
+ got_coord++;
+ break;
+ }
+ if (got_coord)
+ {
+ minx = ctx_minf (minx, x);
+ miny = ctx_minf (miny, y);
+ maxx = ctx_maxf (maxx, x);
+ maxy = ctx_maxf (maxy, y);
+ }
+ }
- return ctx;
+ if (ex1) *ex1 = minx;
+ if (ey1) *ey1 = miny;
+ if (ex2) *ex2 = maxx;
+ if (ey2) *ey2 = maxy;
}
+#else
+void
+ctx_path_extents (Ctx *ctx, float *ex1, float *ey1, float *ex2, float *ey2)
+{
+}
#endif
-#if CTX_EVENTS
-
-#if !__COSMOPOLITAN__
-#include <fcntl.h>
-#include <sys/ioctl.h>
-#endif
-typedef struct _CtxTermImg CtxTermImg;
-struct _CtxTermImg
+static inline void
+ctx_gstate_push (CtxState *state)
{
- void (*render) (void *termimg, CtxCommand *command);
- void (*reset) (void *termimg);
- void (*flush) (void *termimg);
- char *(*get_clipboard) (void *ctxctx);
- void (*set_clipboard) (void *ctxctx, const char *text);
- void (*free) (void *termimg);
- Ctx *ctx;
- int width;
- int height;
- int cols;
- int rows;
- int was_down;
- // we need to have the above members in that order up to here
- uint8_t *pixels;
- Ctx *host;
- CtxList *lines;
-};
+ if (state->gstate_no + 1 >= CTX_MAX_STATES)
+ { return; }
+ state->gstate_stack[state->gstate_no] = state->gstate;
+ state->gstate_no++;
+ ctx_state_set (state, CTX_new_state, 0.0);
+ state->has_clipped=0;
+}
-inline static void ctx_termimg_render (void *ctx,
- CtxCommand *command)
+static inline void
+ctx_gstate_pop (CtxState *state)
{
- CtxTermImg *termimg = (void*)ctx;
- /* directly forward */
- ctx_process (termimg->host, &command->entry);
+ if (state->gstate_no <= 0)
+ { return; }
+ state->gstate = state->gstate_stack[state->gstate_no-1];
+ state->gstate_no--;
}
-inline static void ctx_termimg_flush (CtxTermImg *termimg)
+void
+ctx_close_path (Ctx *ctx)
{
- int width = termimg->width;
- int height = termimg->height;
- if (!termimg->pixels) return;
- char *encoded = malloc (width * height * 3 * 3);
- ctx_bin2base64 (termimg->pixels, width * height * 3,
- encoded);
- int encoded_len = strlen (encoded);
+ CTX_PROCESS_VOID (CTX_CLOSE_PATH);
+}
- int i = 0;
+int _ctx_is_rasterizer (Ctx *ctx);
- printf ("\e[H");
- printf ("\e_Gf=24,s=%i,v=%i,t=d,a=T,m=1;\e\\", width, height);
- while (i < encoded_len)
- {
- if (i + 4096 < encoded_len)
- {
- printf ("\e_Gm=1;");
- }
- else
+void
+ctx_get_image_data (Ctx *ctx, int sx, int sy, int sw, int sh,
+ CtxPixelFormat format, int dst_stride,
+ uint8_t *dst_data)
+{
+ if (0)
+ {
+ }
+#if CTX_RASTERIZER
+ else if (_ctx_is_rasterizer (ctx))
+ {
+ CtxRasterizer *rasterizer = (CtxRasterizer*)ctx->renderer;
+ if (rasterizer->format->pixel_format == format)
{
- printf ("\e_Gm=0;");
+ if (dst_stride <= 0) dst_stride = ctx_pixel_format_get_stride (format, sw);
+ int bytes_per_pix = rasterizer->format->bpp/8;
+ int y = 0;
+ for (int v = sy; v < sy + sh; v++, y++)
+ {
+ int x = 0;
+ for (int u = sx; u < sx + sw; u++, x++)
+ {
+ uint8_t* src_buf = (uint8_t*)rasterizer->buf;
+ memcpy (&dst_data[y * dst_stride + x * bytes_per_pix], &src_buf[v * rasterizer->blit_stride + u
* bytes_per_pix], bytes_per_pix);
+ }
+ }
+ return;
}
- for (int n = 0; n < 4000 && i < encoded_len; n++)
+ }
+#endif
+#if CTX_FB
+ else if (format == CTX_FORMAT_RGBA8 &&
+ (
+ ctx_renderer_is_fb (ctx)
+#if CTX_SDL
+ || ctx_renderer_is_sdl (ctx)
+#endif
+ ))
+ {
+ CtxTiled *tiled = (CtxTiled*)ctx->renderer;
{
- printf ("%c", encoded[i]);
- i++;
+ if (dst_stride <= 0) dst_stride = ctx_pixel_format_get_stride (format, sw);
+ int bytes_per_pix = 4;
+ int y = 0;
+ for (int v = sy; v < sy + sh; v++, y++)
+ {
+ int x = 0;
+ for (int u = sx; u < sx + sw; u++, x++)
+ {
+ uint8_t* src_buf = (uint8_t*)tiled->pixels;
+ memcpy (&dst_data[y * dst_stride + x * bytes_per_pix], &src_buf[v * tiled->width * bytes_per_pix
+ u * bytes_per_pix], bytes_per_pix);
+ }
+ }
+ return;
}
- printf ("\e\\");
+ }
+#endif
+}
+
+void
+ctx_put_image_data (Ctx *ctx, int w, int h, int stride, int format,
+ uint8_t *data,
+ int ox, int oy,
+ int dirtyX, int dirtyY,
+ int dirtyWidth, int dirtyHeight)
+{
+ char eid[65]="";
+ ctx_save (ctx);
+ ctx_identity (ctx);
+ ctx_define_texture (ctx, NULL, w, h, stride, format, data, eid);
+ if (eid[0])
+ {
+ // XXX set compositor to source
+ ctx_compositing_mode (ctx, CTX_COMPOSITE_COPY);
+ ctx_draw_texture_clipped (ctx, eid, ox, oy, w, h, dirtyX, dirtyY, dirtyWidth, dirtyHeight);
+ }
+ ctx_restore (ctx);
+}
+
+/* checking if an eid is valid also sets the frame for it
+ */
+static int ctx_eid_valid (Ctx *ctx, const char *eid, int *w, int *h)
+{
+ ctx = ctx->texture_cache;
+ CtxList *to_remove = NULL;
+ int ret = 0;
+ //fprintf (stderr, "{%i}\n", ctx->frame);
+ for (CtxList *l = ctx->eid_db; l; l = l->next)
+ {
+ CtxEidInfo *eid_info = (CtxEidInfo*)l->data;
+ if (ctx->frame - eid_info->frame >= 2)
+ /* XXX XXX XXX this breaks texture caching since
+ * it is wrong in some cases where more frames
+ * have passed?
+ */
+ {
+ ctx_list_prepend (&to_remove, eid_info);
+ }
+ else if (!strcmp (eid_info->eid, eid) &&
+ ctx->frame - eid_info->frame < 2)
+ {
+ //fclose (f);
+ eid_info->frame = ctx->frame;
+ if (w) *w = eid_info->width;
+ if (h) *h = eid_info->height;
+ ret = 1;
+ }
}
- free (encoded);
-
- fflush (NULL);
+ while (to_remove)
+ {
+ CtxEidInfo *eid_info = (CtxEidInfo*)to_remove->data;
+ //FILE *f = fopen ("/tmp/l", "a");
+ //fprintf (f, "%i client removing %s\n", getpid(), eid_info->eid);
+ //fclose (f);
+ free (eid_info->eid);
+ free (eid_info);
+ ctx_list_remove (&ctx->eid_db, eid_info);
+ ctx_list_remove (&to_remove, eid_info);
+ }
+ return ret;
}
-void ctx_termimg_free (CtxTermImg *termimg)
-{
- while (termimg->lines)
+void ctx_texture (Ctx *ctx, const char *eid, float x, float y)
+{
+ int eid_len = strlen (eid);
+ char ascii[41]="";
+ //fprintf (stderr, "tx %s\n", eid);
+ if (eid_len > 50)
+ {
+ CtxSHA1 *sha1 = ctx_sha1_new ();
+ uint8_t hash[20]="";
+ ctx_sha1_process (sha1, (uint8_t*)eid, eid_len);
+ ctx_sha1_done (sha1, hash);
+ ctx_sha1_free (sha1);
+ const char *hex="0123456789abcdef";
+ for (int i = 0; i < 20; i ++)
+ {
+ ascii[i*2]=hex[hash[i]/16];
+ ascii[i*2+1]=hex[hash[i]%16];
+ }
+ ascii[40]=0;
+ eid=ascii;
+ }
+
+ //FILE *f = fopen ("/tmp/l", "a");
+ if (ctx_eid_valid (ctx, eid, 0, 0))
{
- free (termimg->lines->data);
- ctx_list_remove (&termimg->lines, termimg->lines->data);
+ ctx_process_cmd_str_float (ctx, CTX_TEXTURE, eid, x, y);
+ //fprintf (stderr, "setting texture eid %s\n", eid);
}
- printf ("\e[?25h"); // cursor on
- nc_at_exit ();
- free (termimg->pixels);
- ctx_free (termimg->host);
- free (termimg);
- /* we're not destoring the ctx member, this is function is called in ctx' teardown */
+ else
+ {
+ //fprintf (stderr, "tried setting invalid texture eid %s\n", eid);
+ }
+ //fclose (f);
}
-
-int ctx_renderer_is_termimg (Ctx *ctx)
+int
+_ctx_frame (Ctx *ctx)
{
- if (ctx->renderer &&
- ctx->renderer->free == (void*)ctx_termimg_free)
- return 1;
- return 0;
+ return ctx->frame;
}
-
-Ctx *ctx_new_termimg (int width, int height)
+int
+_ctx_set_frame (Ctx *ctx, int frame)
{
- Ctx *ctx = ctx_new ();
-#if CTX_RASTERIZER
- fprintf (stdout, "\e[?1049h");
- fprintf (stdout, "\e[?25l"); // cursor off
- CtxTermImg *termimg = (CtxTermImg*)calloc (sizeof (CtxTermImg), 1);
+ return ctx->frame = frame;
+}
+void ctx_define_texture (Ctx *ctx,
+ const char *eid,
+ int width, int height, int stride, int format, void *data,
+ char *ret_eid)
+{
+ uint8_t hash[20]="";
+ char ascii[41]="";
+ int dst_stride = width;
+ //fprintf (stderr, "df %s\n", eid);
- int maxwidth = ctx_terminal_width ();
+ dst_stride = ctx_pixel_format_get_stride ((CtxPixelFormat)format, width);
+ if (stride <= 0)
+ stride = dst_stride;
- int colwidth = maxwidth/ctx_terminal_cols ();
- maxwidth-=colwidth;
+ int data_len;
+
+ if (format == CTX_FORMAT_YUV420)
+ data_len = width * height + ((width/2) * (height/2)) * 2;
+ else
+ data_len = height * dst_stride;
- int maxheight = ctx_terminal_height ();
- if (width <= 0 || height <= 0)
+ if (eid == NULL)
{
- width = maxwidth;
- height = maxheight;
+ CtxSHA1 *sha1 = ctx_sha1_new ();
+ uint8_t *src = (uint8_t*)data;
+ for (int y = 0; y < height; y++)
+ {
+ ctx_sha1_process (sha1, src, dst_stride);
+ src += stride;
+ }
+ ctx_sha1_done (sha1, hash);
+ ctx_sha1_free (sha1);
+ const char *hex="0123456789abcdef";
+ for (int i = 0; i < 20; i ++)
+ {
+ ascii[i*2] =hex[hash[i]/16];
+ ascii[i*2+1]=hex[hash[i]%16];
+ }
+ ascii[40]=0;
+ eid = ascii;
}
- if (width > maxwidth) width = maxwidth;
- if (height > maxheight) height = maxheight;
- termimg->ctx = ctx;
- termimg->width = width;
- termimg->height = height;
- termimg->lines = 0;
- termimg->pixels = (uint8_t*)malloc (width * height * 3);
- termimg->host = ctx_new_for_framebuffer (termimg->pixels,
- width, height,
- width * 3, CTX_FORMAT_RGB8);
- _ctx_mouse (ctx, NC_MOUSE_DRAG);
- ctx_set_renderer (ctx, termimg);
- ctx_set_size (ctx, width, height);
- ctx_font_size (ctx, 14.0f);
- termimg->render = ctx_termimg_render;
- termimg->flush = (void(*)(void*))ctx_termimg_flush;
- termimg->free = (void(*)(void*))ctx_termimg_free;
-#endif
-
- return ctx;
-}
-#endif
-
-#if CTX_FORMATTER
-
-typedef struct _CtxFormatter CtxFormatter;
-struct _CtxFormatter
-{
- void *target; // FILE
- int longform;
- int indent;
-
- void (*add_str)(CtxFormatter *formatter, const char *str, int len);
-};
-
-static void ctx_formatter_addstr (CtxFormatter *formatter, const char *str, int len)
-{
- formatter->add_str (formatter, str, len);
-}
-
-static void ctx_formatter_addstrf (CtxFormatter *formatter, const char *format, ...)
-{
- va_list ap;
- size_t needed;
- char *buffer;
- va_start (ap, format);
- needed = vsnprintf (NULL, 0, format, ap) + 1;
- buffer = (char*) malloc (needed);
- va_end (ap);
- va_start (ap, format);
- vsnprintf (buffer, needed, format, ap);
- va_end (ap);
- ctx_formatter_addstr (formatter, buffer, -1);
- free (buffer);
-}
+ int eid_len = strlen (eid);
-static void _ctx_stream_addstr (CtxFormatter *formatter, const char *str, int len)
-{
- if (!str || len == 0)
+ if (eid_len > 50)
{
- return;
+ CtxSHA1 *sha1 = ctx_sha1_new ();
+ uint8_t hash[20]="";
+ ctx_sha1_process (sha1, (uint8_t*)eid, eid_len);
+ ctx_sha1_done (sha1, hash);
+ ctx_sha1_free (sha1);
+ const char *hex="0123456789abcdef";
+ for (int i = 0; i < 20; i ++)
+ {
+ ascii[i*2] =hex[hash[i]/16];
+ ascii[i*2+1]=hex[hash[i]%16];
+ }
+ ascii[40]=0;
+ eid = ascii;
+ eid_len = 40;
}
- if (len < 0) len = strlen (str);
- fwrite (str, len, 1, (FILE*)formatter->target);
-}
-void _ctx_string_addstr (CtxFormatter *formatter, const char *str, int len)
-{
- if (!str || len == 0)
+ // we now have eid
+
+ if (ctx_eid_valid (ctx, eid, 0, 0))
{
- return;
+ ctx_texture (ctx, eid, 0.0, 0.0);
}
- if (len < 0) len = strlen (str);
- ctx_string_append_data ((CtxString*)(formatter->target), str, len);
-}
-
+ else
-static void _ctx_print_endcmd (CtxFormatter *formatter)
-{
- if (formatter->longform)
+ {
+ CtxEntry *commands;
+ int command_size = 1 + (data_len+1+1)/9 + 1 + (eid_len+1+1)/9 + 1 + 8;
+ if (ctx->renderer && ctx->renderer->process)
{
- ctx_formatter_addstr (formatter, ");\n", 3);
+ commands = (CtxEntry*)calloc (sizeof (CtxEntry), command_size);
}
-}
-
-static void _ctx_indent (CtxFormatter *formatter)
-{
- for (int i = 0; i < formatter->indent; i++)
- { ctx_formatter_addstr (formatter, " ", 2);
+ else
+ {
+ commands = NULL;
+ ctx_drawlist_resize (&ctx->drawlist, ctx->drawlist.count + command_size);
+ commands = &(ctx->drawlist.entries[ctx->drawlist.count]);
+ memset (commands, 0, sizeof (CtxEntry) * command_size);
}
-}
+ /* bottleneck, we can avoid copying sometimes - and even when copying
+ * we should cut this down to one copy, direct to the drawlist.
+ *
+ */
+ commands[0] = ctx_u32 (CTX_DEFINE_TEXTURE, width, height);
+ commands[1].data.u16[0] = format;
-const char *_ctx_code_to_name (int code)
-{
- switch (code)
- {
- case CTX_REL_LINE_TO_X4: return "relLinetoX4"; break;
- case CTX_REL_LINE_TO_REL_CURVE_TO: return "relLineToRelCurveTo"; break;
- case CTX_REL_CURVE_TO_REL_LINE_TO: return "relCurveToRelLineTo"; break;
- case CTX_REL_CURVE_TO_REL_MOVE_TO: return "relCurveToRelMoveTo"; break;
- case CTX_REL_LINE_TO_X2: return "relLineToX2"; break;
- case CTX_MOVE_TO_REL_LINE_TO: return "moveToRelLineTo"; break;
- case CTX_REL_LINE_TO_REL_MOVE_TO: return "relLineToRelMoveTo"; break;
- case CTX_FILL_MOVE_TO: return "fillMoveTo"; break;
- case CTX_REL_QUAD_TO_REL_QUAD_TO: return "relQuadToRelQuadTo"; break;
- case CTX_REL_QUAD_TO_S16: return "relQuadToS16"; break;
+ int pos = 2;
- case CTX_SET_KEY: return "setParam"; break;
- case CTX_COLOR: return "setColor"; break;
- case CTX_DEFINE_GLYPH: return "defineGlyph"; break;
- case CTX_KERNING_PAIR: return "kerningPair"; break;
- case CTX_SET_PIXEL: return "setPixel"; break;
- case CTX_GLOBAL_ALPHA: return "globalAlpha"; break;
- case CTX_TEXT: return "text"; break;
- case CTX_STROKE_TEXT: return "strokeText"; break;
- case CTX_SAVE: return "save"; break;
- case CTX_RESTORE: return "restore"; break;
- case CTX_STROKE_SOURCE: return "strokeSource"; break;
- case CTX_NEW_PAGE: return "newPage"; break;
- case CTX_START_GROUP: return "startGroup"; break;
- case CTX_END_GROUP: return "endGroup"; break;
- case CTX_RECTANGLE: return "rectangle"; break;
- case CTX_ROUND_RECTANGLE: return "roundRectangle"; break;
- case CTX_LINEAR_GRADIENT: return "linearGradient"; break;
- case CTX_RADIAL_GRADIENT: return "radialGradient"; break;
- case CTX_GRADIENT_STOP: return "gradientAddStop"; break;
- case CTX_VIEW_BOX: return "viewBox"; break;
- case CTX_MOVE_TO: return "moveTo"; break;
- case CTX_LINE_TO: return "lineTo"; break;
- case CTX_BEGIN_PATH: return "beginPath"; break;
- case CTX_REL_MOVE_TO: return "relMoveTo"; break;
- case CTX_REL_LINE_TO: return "relLineTo"; break;
- case CTX_FILL: return "fill"; break;
- case CTX_EXIT: return "exit"; break;
- case CTX_APPLY_TRANSFORM: return "transform"; break;
- case CTX_REL_ARC_TO: return "relArcTo"; break;
- case CTX_GLYPH: return "glyph"; break;
- case CTX_TEXTURE: return "texture"; break;
- case CTX_DEFINE_TEXTURE: return "defineTexture"; break;
- case CTX_IDENTITY: return "identity"; break;
- case CTX_CLOSE_PATH: return "closePath"; break;
- case CTX_PRESERVE: return "preserve"; break;
- case CTX_FLUSH: return "flush"; break;
- case CTX_RESET: return "reset"; break;
- case CTX_FONT: return "font"; break;
- case CTX_STROKE: return "stroke"; break;
- case CTX_CLIP: return "clip"; break;
- case CTX_ARC: return "arc"; break;
- case CTX_SCALE: return "scale"; break;
- case CTX_TRANSLATE: return "translate"; break;
- case CTX_ROTATE: return "rotate"; break;
- case CTX_ARC_TO: return "arcTo"; break;
- case CTX_CURVE_TO: return "curveTo"; break;
- case CTX_REL_CURVE_TO: return "relCurveTo"; break;
- case CTX_REL_QUAD_TO: return "relQuadTo"; break;
- case CTX_QUAD_TO: return "quadTo"; break;
- case CTX_SMOOTH_TO: return "smoothTo"; break;
- case CTX_REL_SMOOTH_TO: return "relSmoothTo"; break;
- case CTX_SMOOTHQ_TO: return "smoothqTo"; break;
- case CTX_REL_SMOOTHQ_TO: return "relSmoothqTo"; break;
- case CTX_HOR_LINE_TO: return "horLineTo"; break;
- case CTX_VER_LINE_TO: return "verLineTo"; break;
- case CTX_REL_HOR_LINE_TO: return "relHorLineTo"; break;
- case CTX_REL_VER_LINE_TO: return "relVerLineTo"; break;
- case CTX_COMPOSITING_MODE: return "compositingMode"; break;
- case CTX_BLEND_MODE: return "blendMode"; break;
- case CTX_TEXT_ALIGN: return "textAlign"; break;
- case CTX_TEXT_BASELINE: return "textBaseline"; break;
- case CTX_TEXT_DIRECTION: return "textDirection"; break;
- case CTX_FONT_SIZE: return "fontSize"; break;
- case CTX_MITER_LIMIT: return "miterLimit"; break;
- case CTX_LINE_JOIN: return "lineJoin"; break;
- case CTX_LINE_CAP: return "lineCap"; break;
- case CTX_LINE_WIDTH: return "lineWidth"; break;
- case CTX_LINE_DASH_OFFSET: return "lineDashOffset"; break;
- case CTX_IMAGE_SMOOTHING: return "imageSmoothing"; break;
- case CTX_SHADOW_BLUR: return "shadowBlur"; break;
- case CTX_FILL_RULE: return "fillRule"; break;
- }
- return NULL;
-}
+ commands[pos].code = CTX_DATA;
+ commands[pos].data.u32[0] = eid_len;
+ commands[pos].data.u32[1] = (eid_len+1+1)/9 + 1;
+ memcpy ((char *) &commands[pos+1].data.u8[0], eid, eid_len);
+ ((char *) &commands[pos+1].data.u8[0])[eid_len]=0;
-static void _ctx_print_name (CtxFormatter *formatter, int code)
-{
-#define CTX_VERBOSE_NAMES 1
-#if CTX_VERBOSE_NAMES
- if (formatter->longform)
+ pos = 2 + 1 + ctx_conts_for_entry (&commands[2]);
+ commands[pos].code = CTX_DATA;
+ commands[pos].data.u32[0] = data_len;
+ commands[pos].data.u32[1] = (data_len+1+1)/9 + 1;
{
- const char *name = NULL;
- _ctx_indent (formatter);
- //switch ((CtxCode)code)
- name = _ctx_code_to_name (code);
- if (name)
- {
- ctx_formatter_addstr (formatter, name, -1);
- ctx_formatter_addstr (formatter, " (", 2);
- if (code == CTX_SAVE)
- { formatter->indent ++; }
- else if (code == CTX_RESTORE)
- { formatter->indent --; }
- return;
- }
- }
-#endif
- {
- char name[3];
- name[0]=CTX_SET_KEY;
- name[2]='\0';
- switch (code)
+ uint8_t *src = (uint8_t*)data;
+ uint8_t *dst = &commands[pos+1].data.u8[0];
+#if 1
+ memcpy (dst, src, data_len);
+#else
+ for (int y = 0; y < height; y++)
{
- case CTX_GLOBAL_ALPHA: name[1]='a'; break;
- case CTX_COMPOSITING_MODE: name[1]='m'; break;
- case CTX_BLEND_MODE: name[1]='B'; break;
- case CTX_TEXT_ALIGN: name[1]='t'; break;
- case CTX_TEXT_BASELINE: name[1]='b'; break;
- case CTX_TEXT_DIRECTION: name[1]='d'; break;
- case CTX_FONT_SIZE: name[1]='f'; break;
- case CTX_MITER_LIMIT: name[1]='l'; break;
- case CTX_LINE_JOIN: name[1]='j'; break;
- case CTX_LINE_CAP: name[1]='c'; break;
- case CTX_LINE_WIDTH: name[1]='w'; break;
- case CTX_LINE_DASH_OFFSET: name[1]='D'; break;
- case CTX_IMAGE_SMOOTHING: name[1]='S'; break;
- case CTX_SHADOW_BLUR: name[1]='s'; break;
- case CTX_SHADOW_COLOR: name[1]='C'; break;
- case CTX_SHADOW_OFFSET_X: name[1]='x'; break;
- case CTX_SHADOW_OFFSET_Y: name[1]='y'; break;
- case CTX_FILL_RULE: name[1]='r'; break;
- default:
- name[0] = code;
- name[1] = 0;
- break;
+ memcpy (dst, src, dst_stride);
+ src += stride;
+ dst += dst_stride;
}
- ctx_formatter_addstr (formatter, name, -1);
- if (formatter->longform)
- ctx_formatter_addstr (formatter, " (", 2);
+#endif
+ }
+ ((char *) &commands[pos+1].data.u8[0])[data_len]=0;
+
+ if (ctx->renderer && ctx->renderer->process)
+ {
+ ctx_process (ctx, commands);
+ free (commands);
+ }
else
- ctx_formatter_addstr (formatter, " ", 1);
+ {
+ ctx->drawlist.count += ctx_conts_for_entry (commands) + 1;
+ }
+
+ CtxEidInfo *eid_info = (CtxEidInfo*)calloc (sizeof (CtxEidInfo), 1);
+ eid_info->width = width;
+ eid_info->height = height;
+ eid_info->frame = ctx->texture_cache->frame;
+ //fprintf (stderr, "%i\n", eid_info->frame);
+ eid_info->eid = strdup (eid);
+ ctx_list_prepend (&ctx->texture_cache->eid_db, eid_info);
+ }
+
+ if (ret_eid)
+ {
+ strcpy (ret_eid, eid);
+ ret_eid[64]=0;
}
}
-static void
-ctx_print_entry_enum (CtxFormatter *formatter, CtxEntry *entry, int args)
+void
+ctx_texture_load (Ctx *ctx, const char *path, int *tw, int *th, char *reid)
{
- _ctx_print_name (formatter, entry->code);
- for (int i = 0; i < args; i ++)
+ const char *eid = path;
+ char ascii[41]="";
+ int eid_len = strlen (eid);
+ if (eid_len > 50)
+ {
+ CtxSHA1 *sha1 = ctx_sha1_new ();
+ uint8_t hash[20]="";
+ ctx_sha1_process (sha1, (uint8_t*)eid, eid_len);
+ ctx_sha1_done (sha1, hash);
+ ctx_sha1_free (sha1);
+ const char *hex="0123456789abcdef";
+ for (int i = 0; i < 20; i ++)
{
- int val = ctx_arg_u8 (i);
- if (i>0)
- {
- ctx_formatter_addstr (formatter, " ", 1);
- }
-#if CTX_VERBOSE_NAMES
- if (formatter->longform)
- {
- const char *str = NULL;
- switch (entry->code)
- {
- case CTX_TEXT_BASELINE:
- switch (val)
- {
- case CTX_TEXT_BASELINE_ALPHABETIC: str = "alphabetic"; break;
- case CTX_TEXT_BASELINE_TOP: str = "top"; break;
- case CTX_TEXT_BASELINE_BOTTOM: str = "bottom"; break;
- case CTX_TEXT_BASELINE_HANGING: str = "hanging"; break;
- case CTX_TEXT_BASELINE_MIDDLE: str = "middle"; break;
- case CTX_TEXT_BASELINE_IDEOGRAPHIC:str = "ideographic";break;
- }
- break;
- case CTX_TEXT_ALIGN:
- switch (val)
- {
- case CTX_TEXT_ALIGN_LEFT: str = "left"; break;
- case CTX_TEXT_ALIGN_RIGHT: str = "right"; break;
- case CTX_TEXT_ALIGN_START: str = "start"; break;
- case CTX_TEXT_ALIGN_END: str = "end"; break;
- case CTX_TEXT_ALIGN_CENTER: str = "center"; break;
- }
- break;
- case CTX_LINE_CAP:
- switch (val)
- {
- case CTX_CAP_NONE: str = "none"; break;
- case CTX_CAP_ROUND: str = "round"; break;
- case CTX_CAP_SQUARE: str = "square"; break;
- }
- break;
- case CTX_LINE_JOIN:
- switch (val)
- {
- case CTX_JOIN_MITER: str = "miter"; break;
- case CTX_JOIN_ROUND: str = "round"; break;
- case CTX_JOIN_BEVEL: str = "bevel"; break;
- }
- break;
- case CTX_FILL_RULE:
- switch (val)
- {
- case CTX_FILL_RULE_WINDING: str = "winding"; break;
- case CTX_FILL_RULE_EVEN_ODD: str = "evenodd"; break;
- }
- break;
- case CTX_BLEND_MODE:
- switch (val)
- {
- case CTX_BLEND_NORMAL: str = "normal"; break;
- case CTX_BLEND_MULTIPLY: str = "multiply"; break;
- case CTX_BLEND_SCREEN: str = "screen"; break;
- case CTX_BLEND_OVERLAY: str = "overlay"; break;
- case CTX_BLEND_DARKEN: str = "darken"; break;
- case CTX_BLEND_LIGHTEN: str = "lighten"; break;
- case CTX_BLEND_COLOR_DODGE: str = "colorDodge"; break;
- case CTX_BLEND_COLOR_BURN: str = "colorBurn"; break;
- case CTX_BLEND_HARD_LIGHT: str = "hardLight"; break;
- case CTX_BLEND_SOFT_LIGHT: str = "softLight"; break;
- case CTX_BLEND_DIFFERENCE: str = "difference"; break;
- case CTX_BLEND_EXCLUSION: str = "exclusion"; break;
- case CTX_BLEND_HUE: str = "hue"; break;
- case CTX_BLEND_SATURATION: str = "saturation"; break;
- case CTX_BLEND_COLOR: str = "color"; break;
- case CTX_BLEND_LUMINOSITY: str = "luminosity"; break;
- }
- break;
- case CTX_COMPOSITING_MODE:
- switch (val)
- {
- case CTX_COMPOSITE_SOURCE_OVER: str = "sourceOver"; break;
- case CTX_COMPOSITE_COPY: str = "copy"; break;
- case CTX_COMPOSITE_CLEAR: str = "clear"; break;
- case CTX_COMPOSITE_SOURCE_IN: str = "sourceIn"; break;
- case CTX_COMPOSITE_SOURCE_OUT: str = "sourceOut"; break;
- case CTX_COMPOSITE_SOURCE_ATOP: str = "sourceAtop"; break;
- case CTX_COMPOSITE_DESTINATION: str = "destination"; break;
- case CTX_COMPOSITE_DESTINATION_OVER: str = "destinationOver"; break;
- case CTX_COMPOSITE_DESTINATION_IN: str = "destinationIn"; break;
- case CTX_COMPOSITE_DESTINATION_OUT: str = "destinationOut"; break;
- case CTX_COMPOSITE_DESTINATION_ATOP: str = "destinationAtop"; break;
- case CTX_COMPOSITE_XOR: str = "xor"; break;
- }
-
- break;
- }
- if (str)
- {
- ctx_formatter_addstr (formatter, str, -1);
- }
- else
- {
- ctx_formatter_addstrf (formatter, "%i", val);
- }
- }
- else
-#endif
- {
- ctx_formatter_addstrf (formatter, "%i", val);
- }
+ ascii[i*2]=hex[hash[i]/16];
+ ascii[i*2+1]=hex[hash[i]%16];
}
- _ctx_print_endcmd (formatter);
-}
+ ascii[40]=0;
+ eid = ascii;
+ }
+
+ if (ctx_eid_valid (ctx, eid , tw, th))
+ {
+ if (reid)
+ {
+ strcpy (reid, eid);
+ }
+ return;
+ }
+#ifdef STBI_INCLUDE_STB_IMAGE_H
+ CtxPixelFormat pixel_format = CTX_FORMAT_RGBA8;
+ int w, h, components;
+ unsigned char *pixels = NULL;
-static void
-ctx_print_a85 (CtxFormatter *formatter, uint8_t *data, int length)
-{
- char *tmp = (char*)malloc (ctx_a85enc_len (length));
- ctx_a85enc (data, tmp, length);
- ctx_formatter_addstr (formatter, " ~", 2);
- ctx_formatter_addstr (formatter, tmp, -1);
- ctx_formatter_addstr (formatter, "~ ", 2);
- free (tmp);
-}
+ if (!strncmp (path, "file://", 7))
+ {
+ pixels = stbi_load (path + 7, &w, &h, &components, 0);
+ }
+ else
+ {
+ unsigned char *data = NULL;
+ long length = 0;
+ ctx_get_contents (path, &data, &length);
+ if (data)
+ {
+ pixels = stbi_load_from_memory (data, length, &w, &h, &components, 0);
+ free (data);
+ }
+ }
-static void
-ctx_print_escaped_string (CtxFormatter *formatter, const char *string)
-{
- if (!string) { return; }
- for (int i = 0; string[i]; i++)
+ if (pixels)
+ {
+ switch (components)
{
- switch (string[i])
- {
- case '"':
- ctx_formatter_addstr (formatter, "\\\"", 2);
- break;
- case '\\':
- ctx_formatter_addstr (formatter, "\\\\", 2);
- break;
- case '\n':
- ctx_formatter_addstr (formatter, "\\n", 2);
- break;
- default:
- ctx_formatter_addstr (formatter, &string[i], 1);
- }
+ case 1: pixel_format = CTX_FORMAT_GRAY8; break;
+ case 2: pixel_format = CTX_FORMAT_GRAYA8; break;
+ case 3: pixel_format = CTX_FORMAT_RGB8; break;
+ case 4: pixel_format = CTX_FORMAT_RGBA8; break;
}
+ if (tw) *tw = w;
+ if (th) *th = h;
+ ctx_define_texture (ctx, eid, w, h, w * components, pixel_format, pixels, reid);
+ free (pixels);
+ }
+ else
+ {
+ fprintf (stderr, "texture loading problem for %s\n", path);
+ }
+#endif
}
-static void
-ctx_print_float (CtxFormatter *formatter, float val)
+void
+ctx_draw_texture_clipped (Ctx *ctx, const char *eid,
+ float x, float y,
+ float width, float height,
+ float clip_x, float clip_y,
+ float clip_width, float clip_height)
{
- char temp[128];
- sprintf (temp, "%0.3f", val);
- int j;
- for (j = 0; temp[j]; j++)
- if (j == ',') { temp[j] = '.'; }
- j--;
- if (j>0)
- while (temp[j] == '0')
+ int tex_width = 0;
+ int tex_height = 0;
+ if (ctx_eid_valid (ctx, eid , &tex_width, &tex_height))
+ {
+ if (width > 0.0 && height > 0.0)
+ {
+#if 0
+ if (clip_width > 0.0f)
{
- temp[j]=0;
- j--;
+ ctx_rectangle (ctx, clip_x, clip_y, clip_width, clip_height);
+ ctx_clip (ctx);
}
- if (temp[j]=='.')
- { temp[j]='\0'; }
- ctx_formatter_addstr (formatter, temp, -1);
+#endif
+ ctx_rectangle (ctx, x, y, width, height);
+ CtxMatrix matrix;
+ ctx_matrix_identity (&matrix);
+
+ ctx_texture (ctx, eid, 0, 0);// / (width/tex_width), y / (height/tex_height));
+ //ctx_rgba (ctx, 1, 0,0,0.5);
+#if 1
+ if (clip_width > 0.0f)
+ {
+ // XXX scale is not yet determined to be correct
+ // in relation to the translate!
+ ctx_matrix_scale (&matrix, clip_width/width, clip_height/height);
+ ctx_matrix_translate (&matrix, -clip_x, -clip_y);
+ }
+ else
+ {
+ ctx_matrix_scale (&matrix, tex_width/width, tex_height/height);
+ }
+ ctx_matrix_translate (&matrix, x, y);
+#endif
+ //ctx_matrix_invert (&matrix);
+ ctx_source_transform_matrix (ctx, &matrix);
+ //ctx_texture (ctx, eid, x / (width/tex_width), y / (height/tex_height));
+ ctx_fill (ctx);
+ }
+ }
}
-static void
-ctx_print_int (CtxFormatter *formatter, int val)
+void ctx_draw_texture (Ctx *ctx, const char *eid, float x, float y, float w, float h)
{
- ctx_formatter_addstrf (formatter, "%i", val);
+ ctx_draw_texture_clipped (ctx, eid, x, y, w, h, 0,0,0,0);
}
-static void
-ctx_print_entry (CtxFormatter *formatter, CtxEntry *entry, int args)
+void ctx_draw_image_clipped (Ctx *ctx, const char *path, float x, float y, float w, float h, float sx, float
sy, float swidth, float sheight)
{
- _ctx_print_name (formatter, entry->code);
- for (int i = 0; i < args; i ++)
- {
- float val = ctx_arg_float (i);
- if (i>0 && val >= 0.0f)
- {
- if (formatter->longform)
- {
- ctx_formatter_addstr (formatter, ", ", 2);
- }
- else
- {
- if (val >= 0.0f)
- ctx_formatter_addstr (formatter, " ", 1);
- }
- }
- ctx_print_float (formatter, val);
- }
- _ctx_print_endcmd (formatter);
+ char reteid[65];
+ int width, height;
+ ctx_texture_load (ctx, path, &width, &height, reteid);
+ if (reteid[0])
+ {
+ ctx_draw_texture_clipped (ctx, reteid, x, y, w, h, sx, sy, swidth, sheight);
+ }
}
-static void
-ctx_print_glyph (CtxFormatter *formatter, CtxEntry *entry, int args)
+void
+ctx_draw_image (Ctx *ctx, const char *path, float x, float y, float w, float h)
{
- _ctx_print_name (formatter, entry->code);
- ctx_formatter_addstrf (formatter, "%i", entry->data.u32[0]);
- _ctx_print_endcmd (formatter);
+ ctx_draw_image_clipped (ctx, path, x, y, w, h, 0,0,0,0);
}
-static void
-ctx_formatter_process (void *user_data, CtxCommand *c);
-
-
-static void
-ctx_formatter_process (void *user_data, CtxCommand *c)
+void
+ctx_set_pixel_u8 (Ctx *ctx, uint16_t x, uint16_t y, uint8_t r, uint8_t g, uint8_t b, uint8_t a)
{
- CtxEntry *entry = &c->entry;
- CtxFormatter *formatter = (CtxFormatter*)user_data;
-
- switch (entry->code)
- //switch ((CtxCode)(entry->code))
- {
- case CTX_GLYPH:
- ctx_print_glyph (formatter, entry, 1);
- break;
- case CTX_LINE_TO:
- case CTX_REL_LINE_TO:
- case CTX_SCALE:
- case CTX_TRANSLATE:
- case CTX_MOVE_TO:
- case CTX_REL_MOVE_TO:
- case CTX_SMOOTHQ_TO:
- case CTX_REL_SMOOTHQ_TO:
- ctx_print_entry (formatter, entry, 2);
- break;
- case CTX_TEXTURE:
- _ctx_print_name (formatter, entry->code);
- ctx_formatter_addstrf (formatter, "\"");
- ctx_print_escaped_string (formatter, c->texture.eid);
- ctx_formatter_addstrf (formatter, "\", ");
- ctx_print_float (formatter, c->texture.x);
- ctx_formatter_addstrf (formatter, ", ");
- ctx_print_float (formatter, c->texture.y);
- ctx_formatter_addstrf (formatter, " ");
- _ctx_print_endcmd (formatter);
- break;
-
- case CTX_DEFINE_TEXTURE:
- {
- _ctx_print_name (formatter, entry->code);
- ctx_formatter_addstrf (formatter, "\"");
- ctx_print_escaped_string (formatter, c->define_texture.eid);
- ctx_formatter_addstrf (formatter, "\", ");
- ctx_print_int (formatter, c->define_texture.width);
- ctx_formatter_addstrf (formatter, ", ");
- ctx_print_int (formatter, c->define_texture.height);
- ctx_formatter_addstrf (formatter, ",%i, ", c->define_texture.format);
-
- uint8_t *pixel_data = ctx_define_texture_pixel_data (entry);
-#if 1
-
- int stride = ctx_pixel_format_get_stride ((CtxPixelFormat)c->define_texture.format,
c->define_texture.width);
- //fprintf (stderr, "encoding %i bytes\n", c->define_texture.height *stride);
- ctx_print_a85 (formatter, pixel_data, c->define_texture.height * stride);
-#else
- ctx_formatter_addstrf (formatter, "\"");
- ctx_print_escaped_string (formatter, pixel_data);
- ctx_formatter_addstrf (formatter, "\" ");
-
-#endif
-
- _ctx_print_endcmd (formatter);
- }
- break;
+ CtxEntry command = ctx_u8 (CTX_SET_PIXEL, r, g, b, a, 0, 0, 0, 0);
+ command.data.u16[2]=x;
+ command.data.u16[3]=y;
+ ctx_process (ctx, &command);
+}
- case CTX_REL_ARC_TO:
- case CTX_ARC_TO:
- case CTX_ROUND_RECTANGLE:
- ctx_print_entry (formatter, entry, 5);
- break;
- case CTX_CURVE_TO:
- case CTX_REL_CURVE_TO:
- case CTX_ARC:
- case CTX_RADIAL_GRADIENT:
- case CTX_APPLY_TRANSFORM:
- ctx_print_entry (formatter, entry, 6);
- break;
- case CTX_QUAD_TO:
- case CTX_RECTANGLE:
- case CTX_REL_QUAD_TO:
- case CTX_LINEAR_GRADIENT:
- case CTX_VIEW_BOX:
- case CTX_SMOOTH_TO:
- case CTX_REL_SMOOTH_TO:
- ctx_print_entry (formatter, entry, 4);
- break;
- case CTX_FONT_SIZE:
- case CTX_MITER_LIMIT:
- case CTX_ROTATE:
- case CTX_LINE_WIDTH:
- case CTX_LINE_DASH_OFFSET:
- case CTX_GLOBAL_ALPHA:
- case CTX_SHADOW_BLUR:
- case CTX_SHADOW_OFFSET_X:
- case CTX_SHADOW_OFFSET_Y:
- case CTX_VER_LINE_TO:
- case CTX_HOR_LINE_TO:
- case CTX_REL_VER_LINE_TO:
- case CTX_REL_HOR_LINE_TO:
- ctx_print_entry (formatter, entry, 1);
- break;
-#if 0
- case CTX_SET:
- _ctx_print_name (formatter, entry->code);
- switch (c->set.key_hash)
- {
- case CTX_x: ctx_formatter_addstrf (formatter, " 'x' "); break;
- case CTX_y: ctx_formatter_addstrf (formatter, " 'y' "); break;
- case CTX_width: ctx_formatter_addstrf (formatter, " width "); break;
- case CTX_height: ctx_formatter_addstrf (formatter, " height "); break;
- default:
- ctx_formatter_addstrf (formatter, " %d ", c->set.key_hash);
- }
- ctx_formatter_addstrf (formatter, "\"");
- ctx_print_escaped_string (formatter, (char*)c->set.utf8);
- ctx_formatter_addstrf (formatter, "\"");
- _ctx_print_endcmd (formatter);
- break;
-#endif
- case CTX_COLOR:
- if (formatter->longform || 1)
- {
- _ctx_indent (formatter);
- int model = (int) c->set_color.model;
- const char *suffix="";
- if (model & 512)
- {
- model = model & 511;
- suffix = "S";
- }
- switch (model)
- {
- case CTX_GRAY:
- ctx_formatter_addstrf (formatter, "gray%s ", suffix);
- ctx_print_float (formatter, c->graya.g);
- break;
- case CTX_GRAYA:
- ctx_formatter_addstrf (formatter, "graya%s ", suffix);
- ctx_print_float (formatter, c->graya.g);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->graya.a);
- break;
- case CTX_RGBA:
- if (c->rgba.a != 1.0)
- {
- ctx_formatter_addstrf (formatter, "rgba%s ", suffix);
- ctx_print_float (formatter, c->rgba.r);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->rgba.g);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->rgba.b);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->rgba.a);
- break;
- }
- /* FALLTHROUGH */
- case CTX_RGB:
- if (c->rgba.r == c->rgba.g && c->rgba.g == c->rgba.b)
- {
- ctx_formatter_addstrf (formatter, "gray%s ", suffix);
- ctx_print_float (formatter, c->rgba.r);
- ctx_formatter_addstrf (formatter, " ");
- break;
- }
- ctx_formatter_addstrf (formatter, "rgb%s ", suffix);
- ctx_print_float (formatter, c->rgba.r);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->rgba.g);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->rgba.b);
- break;
- case CTX_DRGB:
- ctx_formatter_addstrf (formatter, "drgb%s ", suffix);
- ctx_print_float (formatter, c->rgba.r);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->rgba.g);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->rgba.b);
- break;
- case CTX_DRGBA:
- ctx_formatter_addstrf (formatter, "drgba%s ", suffix);
- ctx_print_float (formatter, c->rgba.r);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->rgba.g);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->rgba.b);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->rgba.a);
- break;
- case CTX_CMYK:
- ctx_formatter_addstrf (formatter, "cmyk%s ", suffix);
- ctx_print_float (formatter, c->cmyka.c);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->cmyka.m);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->cmyka.y);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->cmyka.k);
- break;
- case CTX_CMYKA:
- ctx_formatter_addstrf (formatter, "cmyka%s ", suffix);
- ctx_print_float (formatter, c->cmyka.c);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->cmyka.m);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->cmyka.y);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->cmyka.k);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->cmyka.a);
- break;
- case CTX_DCMYK:
- ctx_formatter_addstrf (formatter, "dcmyk%s ", suffix);
- ctx_print_float (formatter, c->cmyka.c);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->cmyka.m);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->cmyka.y);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->cmyka.k);
- break;
- case CTX_DCMYKA:
- ctx_formatter_addstrf (formatter, "dcmyka%s ", suffix);
- ctx_print_float (formatter, c->cmyka.c);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->cmyka.m);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->cmyka.y);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->cmyka.k);
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, c->cmyka.a);
- break;
- }
- }
- else
- {
- ctx_print_entry (formatter, entry, 1);
- }
- break;
- case CTX_SET_RGBA_U8:
- if (formatter->longform)
- {
- _ctx_indent (formatter);
- ctx_formatter_addstrf (formatter, "rgba (");
- }
- else
- {
- ctx_formatter_addstrf (formatter, "rgba (");
- }
- for (int c = 0; c < 4; c++)
- {
- if (c)
- {
- if (formatter->longform)
- ctx_formatter_addstrf (formatter, ", ");
- else
- ctx_formatter_addstrf (formatter, " ");
- }
- ctx_print_float (formatter, ctx_u8_to_float (ctx_arg_u8 (c) ) );
- }
- _ctx_print_endcmd (formatter);
- break;
- case CTX_SET_PIXEL:
-#if 0
- ctx_set_pixel_u8 (d_ctx,
- ctx_arg_u16 (2), ctx_arg_u16 (3),
- ctx_arg_u8 (0),
- ctx_arg_u8 (1),
- ctx_arg_u8 (2),
- ctx_arg_u8 (3) );
-#endif
- break;
- case CTX_FILL:
- case CTX_RESET:
- case CTX_STROKE:
- case CTX_IDENTITY:
- case CTX_CLIP:
- case CTX_BEGIN_PATH:
- case CTX_CLOSE_PATH:
- case CTX_SAVE:
- case CTX_PRESERVE:
- case CTX_START_GROUP:
- case CTX_NEW_PAGE:
- case CTX_END_GROUP:
- case CTX_RESTORE:
- case CTX_STROKE_SOURCE:
- ctx_print_entry (formatter, entry, 0);
- break;
- case CTX_TEXT_ALIGN:
- case CTX_TEXT_BASELINE:
- case CTX_TEXT_DIRECTION:
- case CTX_FILL_RULE:
- case CTX_LINE_CAP:
- case CTX_LINE_JOIN:
- case CTX_COMPOSITING_MODE:
- case CTX_BLEND_MODE:
- case CTX_IMAGE_SMOOTHING:
- ctx_print_entry_enum (formatter, entry, 1);
- break;
- case CTX_GRADIENT_STOP:
- _ctx_print_name (formatter, entry->code);
- for (int c = 0; c < 4; c++)
- {
- if (c)
- ctx_formatter_addstrf (formatter, " ");
- ctx_print_float (formatter, ctx_u8_to_float (ctx_arg_u8 (4+c) ) );
- }
- _ctx_print_endcmd (formatter);
- break;
- case CTX_TEXT:
- case CTX_STROKE_TEXT:
- case CTX_FONT:
- _ctx_print_name (formatter, entry->code);
- ctx_formatter_addstrf (formatter, "\"");
- ctx_print_escaped_string (formatter, ctx_arg_string() );
- ctx_formatter_addstrf (formatter, "\"");
- _ctx_print_endcmd (formatter);
- break;
- case CTX_CONT:
- case CTX_EDGE:
- case CTX_DATA:
- case CTX_DATA_REV:
- case CTX_FLUSH:
- break;
- case CTX_KERNING_PAIR:
- _ctx_print_name (formatter, entry->code);
- ctx_formatter_addstrf (formatter, "\"");
- {
- uint8_t utf8[16];
- utf8[ctx_unichar_to_utf8 (c->kern.glyph_before, utf8)]=0;
- ctx_print_escaped_string (formatter, (char*)utf8);
- ctx_formatter_addstrf (formatter, "\", \"");
- utf8[ctx_unichar_to_utf8 (c->kern.glyph_after, utf8)]=0;
- ctx_print_escaped_string (formatter, (char*)utf8);
- ctx_formatter_addstrf (formatter, "\"");
- sprintf ((char*)utf8, ", %f", c->kern.amount / 256.0);
- ctx_print_escaped_string (formatter, (char*)utf8);
- }
- _ctx_print_endcmd (formatter);
- break;
+void
+ctx_linear_gradient (Ctx *ctx, float x0, float y0, float x1, float y1)
+{
+ CtxEntry command[2]=
+ {
+ ctx_f (CTX_LINEAR_GRADIENT, x0, y0),
+ ctx_f (CTX_CONT, x1, y1)
+ };
+ ctx_process (ctx, command);
+}
- case CTX_DEFINE_GLYPH:
- _ctx_print_name (formatter, entry->code);
- ctx_formatter_addstrf (formatter, "\"");
- {
- uint8_t utf8[16];
- utf8[ctx_unichar_to_utf8 (entry->data.u32[0], utf8)]=0;
- ctx_print_escaped_string (formatter, (char*)utf8);
- ctx_formatter_addstrf (formatter, "\"");
- sprintf ((char*)utf8, ", %f", entry->data.u32[1]/256.0);
- ctx_print_escaped_string (formatter, (char*)utf8);
- }
- _ctx_print_endcmd (formatter);
- break;
+void
+ctx_radial_gradient (Ctx *ctx, float x0, float y0, float r0, float x1, float y1, float r1)
+{
+ CtxEntry command[3]=
+ {
+ ctx_f (CTX_RADIAL_GRADIENT, x0, y0),
+ ctx_f (CTX_CONT, r0, x1),
+ ctx_f (CTX_CONT, y1, r1)
+ };
+ ctx_process (ctx, command);
+}
+
+void ctx_preserve (Ctx *ctx)
+{
+ CTX_PROCESS_VOID (CTX_PRESERVE);
+}
+
+void ctx_fill (Ctx *ctx)
+{
+ CTX_PROCESS_VOID (CTX_FILL);
+}
+
+void ctx_stroke (Ctx *ctx)
+{
+ CTX_PROCESS_VOID (CTX_STROKE);
+}
+
+
+static void ctx_empty (Ctx *ctx)
+{
+#if CTX_RASTERIZER
+ if (ctx->renderer == NULL)
+#endif
+ {
+ ctx->drawlist.count = 0;
+ ctx->drawlist.bitpack_pos = 0;
}
}
-void
-ctx_render_stream (Ctx *ctx, FILE *stream, int longform)
+void _ctx_set_store_clear (Ctx *ctx)
{
- CtxIterator iterator;
- CtxFormatter formatter;
- formatter.target= stream;
- formatter.longform = longform;
- formatter.indent = 0;
- formatter.add_str = _ctx_stream_addstr;
- CtxCommand *command;
- ctx_iterator_init (&iterator, &ctx->drawlist, 0,
- CTX_ITERATOR_EXPAND_BITPACK);
- while ( (command = ctx_iterator_next (&iterator) ) )
- { ctx_formatter_process (&formatter, command); }
- fprintf (stream, "\n");
+ ctx->transformation |= CTX_TRANSFORMATION_STORE_CLEAR;
}
-char *
-ctx_render_string (Ctx *ctx, int longform, int *retlen)
+#if CTX_EVENTS
+static void
+ctx_event_free (void *event, void *user_data)
{
- CtxString *string = ctx_string_new ("");
- CtxIterator iterator;
- CtxFormatter formatter;
- formatter.target= string;
- formatter.longform = longform;
- formatter.indent = 0;
- formatter.add_str = _ctx_string_addstr;
- CtxCommand *command;
- ctx_iterator_init (&iterator, &ctx->drawlist, 0,
- CTX_ITERATOR_EXPAND_BITPACK);
- while ( (command = ctx_iterator_next (&iterator) ) )
- { ctx_formatter_process (&formatter, command); }
- char *ret = string->str;
- if (retlen)
- *retlen = string->length;
- ctx_string_free (string, 0);
- return ret;
+ free (event);
}
+static void
+ctx_collect_events (CtxEvent *event, void *data, void *data2)
+{
+ Ctx *ctx = (Ctx*)data;
+ CtxEvent *copy;
+ if (event->type == CTX_KEY_PRESS && !strcmp (event->string, "idle"))
+ return;
+ copy = (CtxEvent*)malloc (sizeof (CtxEvent));
+ *copy = *event;
+ if (copy->string)
+ copy->string = strdup (event->string);
+ ctx_list_append_full (&ctx->events.events, copy, ctx_event_free, NULL);
+}
+#endif
+#if CTX_EVENTS
+static void _ctx_bindings_key_press (CtxEvent *event, void *data1, void *data2);
#endif
+void ctx_reset (Ctx *ctx)
+{
+ /* we do the callback reset first - maybe we need two cbs,
+ * one for before and one after default impl?
+ *
+ * tiled fb and sdl needs to sync
+ */
+ if (ctx->renderer && ctx->renderer->reset)
+ ctx->renderer->reset (ctx->renderer);
+
+ //CTX_PROCESS_VOID (CTX_RESET);
+ //if (ctx->transformation & CTX_TRANSFORMATION_STORE_CLEAR)
+ // { return; }
+ ctx_empty (ctx);
+ ctx_state_init (&ctx->state);
#if CTX_EVENTS
-int ctx_width (Ctx *ctx)
+ ctx_list_free (&ctx->events.items);
+ ctx->events.last_item = NULL;
+
+ if (ctx->events.ctx_get_event_enabled)
+ {
+ ctx_clear_bindings (ctx);
+ ctx_listen_full (ctx, 0,0,0,0,
+ CTX_KEY_PRESS, _ctx_bindings_key_press, ctx, ctx,
+ NULL, NULL);
+
+ ctx_listen_full (ctx, 0,0,0,0,
+ CTX_KEY_UP, ctx_collect_events, ctx, ctx,
+ NULL, NULL);
+ ctx_listen_full (ctx, 0,0,0,0,
+ CTX_KEY_DOWN, ctx_collect_events, ctx, ctx,
+ NULL, NULL);
+
+ ctx_listen_full (ctx, 0, 0, ctx->events.width, ctx->events.height,
+ (CtxEventType)(CTX_PRESS|CTX_RELEASE|CTX_MOTION),
+ ctx_collect_events, ctx, ctx,
+ NULL, NULL);
+ }
+#endif
+}
+
+void ctx_begin_path (Ctx *ctx)
{
- return ctx->events.width;
+ CTX_PROCESS_VOID (CTX_BEGIN_PATH);
}
-int ctx_height (Ctx *ctx)
+
+void ctx_clip (Ctx *ctx)
{
- return ctx->events.height;
+ CTX_PROCESS_VOID (CTX_CLIP);
}
-#else
-int ctx_width (Ctx *ctx)
+
+void
+ctx_set (Ctx *ctx, uint64_t key_hash, const char *string, int len);
+
+void ctx_save (Ctx *ctx)
{
- return 512;
+ CTX_PROCESS_VOID (CTX_SAVE);
}
-int ctx_height (Ctx *ctx)
+void ctx_restore (Ctx *ctx)
{
- return 384;
+ CTX_PROCESS_VOID (CTX_RESTORE);
+}
+
+void ctx_start_group (Ctx *ctx)
+{
+ CTX_PROCESS_VOID (CTX_START_GROUP);
+}
+
+void ctx_end_group (Ctx *ctx)
+{
+ CTX_PROCESS_VOID (CTX_END_GROUP);
+}
+
+void ctx_line_width (Ctx *ctx, float x)
+{
+ if (ctx->state.gstate.line_width != x)
+ CTX_PROCESS_F1 (CTX_LINE_WIDTH, x);
+}
+
+float ctx_get_miter_limit (Ctx *ctx)
+{
+ return ctx->state.gstate.miter_limit;
+}
+
+float ctx_get_line_dash_offset (Ctx *ctx)
+{
+ return ctx->state.gstate.line_dash_offset;
}
+
+void ctx_line_dash_offset (Ctx *ctx, float x)
+{
+ if (ctx->state.gstate.line_dash_offset != x)
+ CTX_PROCESS_F1 (CTX_LINE_DASH_OFFSET, x);
+}
+
+int ctx_get_image_smoothing (Ctx *ctx)
+{
+ return ctx->state.gstate.image_smoothing;
+}
+
+void ctx_image_smoothing (Ctx *ctx, int enabled)
+{
+ if (ctx_get_image_smoothing (ctx) != enabled)
+ CTX_PROCESS_U8 (CTX_IMAGE_SMOOTHING, enabled);
+}
+
+
+void ctx_line_dash (Ctx *ctx, float *dashes, int count)
+{
+ ctx_process_cmd_str_with_len (ctx, CTX_LINE_DASH, (char*)(dashes), count, 0, count * 4);
+}
+
+void ctx_shadow_blur (Ctx *ctx, float x)
+{
+#if CTX_ENABLE_SHADOW_BLUR
+ if (ctx->state.gstate.shadow_blur != x)
#endif
+ CTX_PROCESS_F1 (CTX_SHADOW_BLUR, x);
+}
-int ctx_rev (Ctx *ctx)
+void ctx_shadow_rgba (Ctx *ctx, float r, float g, float b, float a)
{
- return ctx->rev;
+ CtxEntry command[3]=
+ {
+ ctx_f (CTX_SHADOW_COLOR, CTX_RGBA, r),
+ ctx_f (CTX_CONT, g, b),
+ ctx_f (CTX_CONT, a, 0)
+ };
+ ctx_process (ctx, command);
}
-CtxState *ctx_get_state (Ctx *ctx)
+void ctx_shadow_offset_x (Ctx *ctx, float x)
{
- return &ctx->state;
+#if CTX_ENABLE_SHADOW_BLUR
+ if (ctx->state.gstate.shadow_offset_x != x)
+#endif
+ CTX_PROCESS_F1 (CTX_SHADOW_OFFSET_X, x);
}
-void ctx_dirty_rect (Ctx *ctx, int *x, int *y, int *width, int *height)
+void ctx_shadow_offset_y (Ctx *ctx, float x)
{
- if ( (ctx->state.min_x > ctx->state.max_x) ||
- (ctx->state.min_y > ctx->state.max_y) )
+#if CTX_ENABLE_SHADOW_BLUR
+ if (ctx->state.gstate.shadow_offset_y != x)
+#endif
+ CTX_PROCESS_F1 (CTX_SHADOW_OFFSET_Y, x);
+}
+
+void
+ctx_global_alpha (Ctx *ctx, float global_alpha)
+{
+ if (ctx->state.gstate.global_alpha_f != global_alpha)
+ CTX_PROCESS_F1 (CTX_GLOBAL_ALPHA, global_alpha);
+}
+
+float
+ctx_get_global_alpha (Ctx *ctx)
+{
+ return ctx->state.gstate.global_alpha_f;
+}
+
+void
+ctx_font_size (Ctx *ctx, float x)
+{
+ CTX_PROCESS_F1 (CTX_FONT_SIZE, x);
+}
+
+float ctx_get_font_size (Ctx *ctx)
+{
+ return ctx->state.gstate.font_size;
+}
+
+void
+ctx_miter_limit (Ctx *ctx, float limit)
+{
+ CTX_PROCESS_F1 (CTX_MITER_LIMIT, limit);
+}
+
+float ctx_get_line_width (Ctx *ctx)
+{
+ return ctx->state.gstate.line_width;
+}
+
+void
+_ctx_font (Ctx *ctx, const char *name)
+{
+ ctx->state.gstate.font = ctx_resolve_font (name);
+}
+
+#if 0
+void
+ctx_set (Ctx *ctx, uint64_t key_hash, const char *string, int len)
+{
+ if (len <= 0) len = strlen (string);
+ ctx_process_cmd_str (ctx, CTX_SET, string, key_hash, len);
+}
+
+const char *
+ctx_get (Ctx *ctx, const char *key)
+{
+ static char retbuf[32];
+ int len = 0;
+ CTX_PROCESS_U32(CTX_GET, ctx_strhash (key), 0);
+ while (read (STDIN_FILENO, &retbuf[len], 1) != -1)
{
- if (x) { *x = 0; }
- if (y) { *y = 0; }
- if (width) { *width = 0; }
- if (height) { *height = 0; }
- return;
+ if(retbuf[len]=='\n')
+ break;
+ retbuf[++len]=0;
}
- if (ctx->state.min_x < 0)
- { ctx->state.min_x = 0; }
- if (ctx->state.min_y < 0)
- { ctx->state.min_y = 0; }
- if (x) { *x = ctx->state.min_x; }
- if (y) { *y = ctx->state.min_y; }
- if (width) { *width = ctx->state.max_x - ctx->state.min_x; }
- if (height) { *height = ctx->state.max_y - ctx->state.min_y; }
+ return retbuf;
}
+#endif
-#if CTX_CURRENT_PATH
-CtxIterator *
-ctx_current_path (Ctx *ctx)
+void
+ctx_font_family (Ctx *ctx, const char *name)
{
- CtxIterator *iterator = &ctx->current_path_iterator;
- ctx_iterator_init (iterator, &ctx->current_path, 0, CTX_ITERATOR_EXPAND_BITPACK);
- return iterator;
+#if CTX_BACKEND_TEXT
+ ctx_process_cmd_str (ctx, CTX_FONT, name, 0, 0);
+ _ctx_font (ctx, name);
+#else
+ _ctx_font (ctx, name);
+#endif
}
void
-ctx_path_extents (Ctx *ctx, float *ex1, float *ey1, float *ex2, float *ey2)
+ctx_font (Ctx *ctx, const char *family_name)
{
- float minx = 50000.0;
- float miny = 50000.0;
- float maxx = -50000.0;
- float maxy = -50000.0;
- float x = 0;
- float y = 0;
+ // should also parse size
+ ctx_font_family (ctx, family_name);
+}
- CtxIterator *iterator = ctx_current_path (ctx);
- CtxCommand *command;
+const char *
+ctx_get_font (Ctx *ctx)
+{
+ return ctx_fonts[ctx->state.gstate.font].name;
+}
- while ((command = ctx_iterator_next (iterator)))
+void ctx_line_to (Ctx *ctx, float x, float y)
+{
+ if (CTX_UNLIKELY(!ctx->state.has_moved))
+ { CTX_PROCESS_F (CTX_MOVE_TO, x, y); }
+ else
+ { CTX_PROCESS_F (CTX_LINE_TO, x, y); }
+}
+
+void ctx_move_to (Ctx *ctx, float x, float y)
+{
+ CTX_PROCESS_F (CTX_MOVE_TO,x,y);
+}
+
+void ctx_curve_to (Ctx *ctx, float x0, float y0,
+ float x1, float y1,
+ float x2, float y2)
+{
+ CtxEntry command[3]=
{
- int got_coord = 0;
- switch (command->code)
- {
- // XXX missing many curve types
- case CTX_LINE_TO:
- case CTX_MOVE_TO:
- x = command->move_to.x;
- y = command->move_to.y;
- got_coord++;
- break;
- case CTX_REL_LINE_TO:
- case CTX_REL_MOVE_TO:
- x += command->move_to.x;
- y += command->move_to.y;
- got_coord++;
- break;
- case CTX_CURVE_TO:
- x = command->curve_to.x;
- y = command->curve_to.y;
- got_coord++;
- break;
- case CTX_REL_CURVE_TO:
- x += command->curve_to.x;
- y += command->curve_to.y;
- got_coord++;
- break;
- case CTX_ARC:
- minx = ctx_minf (minx, command->arc.x - command->arc.radius);
- miny = ctx_minf (miny, command->arc.y - command->arc.radius);
- maxx = ctx_maxf (maxx, command->arc.x + command->arc.radius);
- maxy = ctx_maxf (maxy, command->arc.y + command->arc.radius);
+ ctx_f (CTX_CURVE_TO, x0, y0),
+ ctx_f (CTX_CONT, x1, y1),
+ ctx_f (CTX_CONT, x2, y2)
+ };
+ ctx_process (ctx, command);
+}
- break;
- case CTX_RECTANGLE:
- case CTX_ROUND_RECTANGLE:
- x = command->rectangle.x;
- y = command->rectangle.y;
- minx = ctx_minf (minx, x);
- miny = ctx_minf (miny, y);
- maxx = ctx_maxf (maxx, x);
- maxy = ctx_maxf (maxy, y);
+void ctx_round_rectangle (Ctx *ctx,
+ float x0, float y0,
+ float w, float h,
+ float radius)
+{
+ CtxEntry command[3]=
+ {
+ ctx_f (CTX_ROUND_RECTANGLE, x0, y0),
+ ctx_f (CTX_CONT, w, h),
+ ctx_f (CTX_CONT, radius, 0)
+ };
+ ctx_process (ctx, command);
+}
- x += command->rectangle.width;
- y += command->rectangle.height;
- got_coord++;
- break;
- }
- if (got_coord)
+void ctx_view_box (Ctx *ctx,
+ float x0, float y0,
+ float w, float h)
+{
+ CtxEntry command[3]=
+ {
+ ctx_f (CTX_VIEW_BOX, x0, y0),
+ ctx_f (CTX_CONT, w, h)
+ };
+ ctx_process (ctx, command);
+}
+
+void ctx_rectangle (Ctx *ctx,
+ float x0, float y0,
+ float w, float h)
+{
+ CtxEntry command[3]=
+ {
+ ctx_f (CTX_RECTANGLE, x0, y0),
+ ctx_f (CTX_CONT, w, h)
+ };
+ ctx_process (ctx, command);
+}
+
+void ctx_rel_line_to (Ctx *ctx, float x, float y)
+{
+ if (!ctx->state.has_moved)
+ { return; }
+ CTX_PROCESS_F (CTX_REL_LINE_TO,x,y);
+}
+
+void ctx_rel_move_to (Ctx *ctx, float x, float y)
+{
+ if (!ctx->state.has_moved)
{
- minx = ctx_minf (minx, x);
- miny = ctx_minf (miny, y);
- maxx = ctx_maxf (maxx, x);
- maxy = ctx_maxf (maxy, y);
+ CTX_PROCESS_F (CTX_MOVE_TO,x,y);
+ return;
}
- }
+ CTX_PROCESS_F (CTX_REL_MOVE_TO,x,y);
+}
- if (ex1) *ex1 = minx;
- if (ey1) *ey1 = miny;
- if (ex2) *ex2 = maxx;
- if (ey2) *ey2 = maxy;
+CtxLineJoin ctx_get_line_join (Ctx *ctx)
+{
+ return ctx->state.gstate.line_join;
+}
+
+CtxCompositingMode ctx_get_compositing_mode (Ctx *ctx)
+{
+ return ctx->state.gstate.compositing_mode;
+}
+
+CtxBlend ctx_get_blend_mode (Ctx *ctx)
+{
+ return ctx->state.gstate.blend_mode;
+}
+
+CtxTextAlign ctx_get_text_align (Ctx *ctx)
+{
+ return (CtxTextAlign)ctx_state_get (&ctx->state, CTX_text_align);
+}
+
+CtxTextBaseline ctx_get_text_baseline (Ctx *ctx)
+{
+ return (CtxTextBaseline)ctx_state_get (&ctx->state, CTX_text_baseline);
+}
+
+CtxLineCap ctx_get_line_cap (Ctx *ctx)
+{
+ return ctx->state.gstate.line_cap;
}
-#else
-void
-ctx_path_extents (Ctx *ctx, float *ex1, float *ey1, float *ex2, float *ey2)
+CtxFillRule ctx_get_fill_rule (Ctx *ctx)
{
+ return ctx->state.gstate.fill_rule;
}
-#endif
+void ctx_line_cap (Ctx *ctx, CtxLineCap cap)
+{
+ if (ctx->state.gstate.line_cap != cap)
+ CTX_PROCESS_U8 (CTX_LINE_CAP, cap);
+}
-static void
-ctx_gstate_push (CtxState *state)
+void ctx_fill_rule (Ctx *ctx, CtxFillRule fill_rule)
{
- if (state->gstate_no + 1 >= CTX_MAX_STATES)
+ if (ctx->state.gstate.fill_rule != fill_rule)
+ CTX_PROCESS_U8 (CTX_FILL_RULE, fill_rule);
+}
+void ctx_line_join (Ctx *ctx, CtxLineJoin join)
+{
+ if (ctx->state.gstate.line_join != join)
+ CTX_PROCESS_U8 (CTX_LINE_JOIN, join);
+}
+void ctx_blend_mode (Ctx *ctx, CtxBlend mode)
+{
+ if (ctx->state.gstate.blend_mode != mode)
+ CTX_PROCESS_U32 (CTX_BLEND_MODE, mode, 0);
+}
+void ctx_compositing_mode (Ctx *ctx, CtxCompositingMode mode)
+{
+ if (ctx->state.gstate.compositing_mode != mode)
+ CTX_PROCESS_U32 (CTX_COMPOSITING_MODE, mode, 0);
+}
+void ctx_text_align (Ctx *ctx, CtxTextAlign text_align)
+{
+ CTX_PROCESS_U8 (CTX_TEXT_ALIGN, text_align);
+}
+void ctx_text_baseline (Ctx *ctx, CtxTextBaseline text_baseline)
+{
+ CTX_PROCESS_U8 (CTX_TEXT_BASELINE, text_baseline);
+}
+void ctx_text_direction (Ctx *ctx, CtxTextDirection text_direction)
+{
+ CTX_PROCESS_U8 (CTX_TEXT_DIRECTION, text_direction);
+}
+
+void
+ctx_rel_curve_to (Ctx *ctx,
+ float x0, float y0,
+ float x1, float y1,
+ float x2, float y2)
+{
+ if (!ctx->state.has_moved)
{ return; }
- state->gstate_stack[state->gstate_no] = state->gstate;
- state->gstate_no++;
- ctx_state_set (state, CTX_new_state, 0.0);
- state->has_clipped=0;
+ CtxEntry command[3]=
+ {
+ ctx_f (CTX_REL_CURVE_TO, x0, y0),
+ ctx_f (CTX_CONT, x1, y1),
+ ctx_f (CTX_CONT, x2, y2)
+ };
+ ctx_process (ctx, command);
}
-static void
-ctx_gstate_pop (CtxState *state)
+void
+ctx_rel_quad_to (Ctx *ctx,
+ float cx, float cy,
+ float x, float y)
{
- if (state->gstate_no <= 0)
+ if (!ctx->state.has_moved)
{ return; }
- state->gstate = state->gstate_stack[state->gstate_no-1];
- state->gstate_no--;
+ CtxEntry command[2]=
+ {
+ ctx_f (CTX_REL_QUAD_TO, cx, cy),
+ ctx_f (CTX_CONT, x, y)
+ };
+ ctx_process (ctx, command);
}
void
-ctx_close_path (Ctx *ctx)
+ctx_quad_to (Ctx *ctx,
+ float cx, float cy,
+ float x, float y)
{
- CTX_PROCESS_VOID (CTX_CLOSE_PATH);
+ if (!ctx->state.has_moved)
+ { return; }
+ CtxEntry command[2]=
+ {
+ ctx_f (CTX_QUAD_TO, cx, cy),
+ ctx_f (CTX_CONT, x, y)
+ };
+ ctx_process (ctx, command);
}
-int _ctx_is_rasterizer (Ctx *ctx);
+void ctx_arc (Ctx *ctx,
+ float x0, float y0,
+ float radius,
+ float angle1, float angle2,
+ int direction)
+{
+ CtxEntry command[3]=
+ {
+ ctx_f (CTX_ARC, x0, y0),
+ ctx_f (CTX_CONT, radius, angle1),
+ ctx_f (CTX_CONT, angle2, direction)
+ };
+ ctx_process (ctx, command);
+}
-void
-ctx_get_image_data (Ctx *ctx, int sx, int sy, int sw, int sh,
- CtxPixelFormat format, int dst_stride,
- uint8_t *dst_data)
+static int ctx_coords_equal (float x1, float y1, float x2, float y2, float tol)
{
- if (0)
- {
- }
-#if CTX_RASTERIZER
- else if (_ctx_is_rasterizer (ctx))
- {
- CtxRasterizer *rasterizer = (CtxRasterizer*)ctx->renderer;
- if (rasterizer->format->pixel_format == format)
- {
- if (dst_stride <= 0) dst_stride = ctx_pixel_format_get_stride (format, sw);
- int bytes_per_pix = rasterizer->format->bpp/8;
- int y = 0;
- for (int v = sy; v < sy + sh; v++, y++)
- {
- int x = 0;
- for (int u = sx; u < sx + sw; u++, x++)
- {
- uint8_t* src_buf = (uint8_t*)rasterizer->buf;
- memcpy (&dst_data[y * dst_stride + x * bytes_per_pix], &src_buf[v * rasterizer->blit_stride + u
* bytes_per_pix], bytes_per_pix);
- }
- }
- return;
- }
- }
-#endif
-#if CTX_FB
- else if (format == CTX_FORMAT_RGBA8 &&
- (
- ctx_renderer_is_fb (ctx)
-#if CTX_SDL
- || ctx_renderer_is_sdl (ctx)
-#endif
- ))
- {
- CtxTiled *tiled = (CtxTiled*)ctx->renderer;
- {
- if (dst_stride <= 0) dst_stride = ctx_pixel_format_get_stride (format, sw);
- int bytes_per_pix = 4;
- int y = 0;
- for (int v = sy; v < sy + sh; v++, y++)
- {
- int x = 0;
- for (int u = sx; u < sx + sw; u++, x++)
- {
- uint8_t* src_buf = (uint8_t*)tiled->pixels;
- memcpy (&dst_data[y * dst_stride + x * bytes_per_pix], &src_buf[v * tiled->width * bytes_per_pix
+ u * bytes_per_pix], bytes_per_pix);
- }
- }
- return;
- }
- }
-#endif
+ float dx = x2 - x1;
+ float dy = y2 - y1;
+ return dx*dx + dy*dy < tol*tol;
}
-void
-ctx_put_image_data (Ctx *ctx, int w, int h, int stride, int format,
- uint8_t *data,
- int ox, int oy,
- int dirtyX, int dirtyY,
- int dirtyWidth, int dirtyHeight)
+static float
+ctx_point_seg_dist_sq (float x, float y,
+ float vx, float vy, float wx, float wy)
{
- char eid[65]="";
- ctx_save (ctx);
- ctx_identity (ctx);
- ctx_define_texture (ctx, NULL, w, h, stride, format, data, eid);
- if (eid[0])
- {
- // XXX set compositor to source
- ctx_compositing_mode (ctx, CTX_COMPOSITE_COPY);
- ctx_draw_texture_clipped (ctx, eid, ox, oy, w, h, dirtyX, dirtyY, dirtyWidth, dirtyHeight);
- }
- ctx_restore (ctx);
+ float l2 = ctx_pow2 (vx-wx) + ctx_pow2 (vy-wy);
+ if (l2 < 0.0001)
+ { return ctx_pow2 (x-vx) + ctx_pow2 (y-vy); }
+ float t = ( (x - vx) * (wx - vx) + (y - vy) * (wy - vy) ) / l2;
+ t = ctx_maxf (0, ctx_minf (1, t) );
+ float ix = vx + t * (wx - vx);
+ float iy = vy + t * (wy - vy);
+ return ctx_pow2 (x-ix) + ctx_pow2 (y-iy);
}
-/* checking if an eid is valid also sets the frame for it
- */
-static int ctx_eid_valid (Ctx *ctx, const char *eid, int *w, int *h)
+static void
+ctx_normalize (float *x, float *y)
{
- ctx = ctx->texture_cache;
- CtxList *to_remove = NULL;
- int ret = 0;
- //fprintf (stderr, "{%i}\n", ctx->frame);
- for (CtxList *l = ctx->eid_db; l; l = l->next)
- {
- CtxEidInfo *eid_info = (CtxEidInfo*)l->data;
- if (ctx->frame - eid_info->frame >= 2)
- /* XXX XXX XXX this breaks texture caching since
- * it is wrong in some cases where more frames
- * have passed?
- */
- {
- ctx_list_prepend (&to_remove, eid_info);
- }
- else if (!strcmp (eid_info->eid, eid) &&
- ctx->frame - eid_info->frame < 2)
+ float length = ctx_hypotf ( (*x), (*y) );
+ if (length > 1e-6f)
{
- //fclose (f);
- eid_info->frame = ctx->frame;
- if (w) *w = eid_info->width;
- if (h) *h = eid_info->height;
- ret = 1;
+ float r = 1.0f / length;
+ *x *= r;
+ *y *= r;
}
- }
- while (to_remove)
- {
- CtxEidInfo *eid_info = (CtxEidInfo*)to_remove->data;
- //FILE *f = fopen ("/tmp/l", "a");
- //fprintf (f, "%i client removing %s\n", getpid(), eid_info->eid);
- //fclose (f);
- free (eid_info->eid);
- free (eid_info);
- ctx_list_remove (&ctx->eid_db, eid_info);
- ctx_list_remove (&to_remove, eid_info);
- }
- return ret;
}
-void ctx_texture (Ctx *ctx, const char *eid, float x, float y)
+void
+ctx_arc_to (Ctx *ctx, float x1, float y1, float x2, float y2, float radius)
{
- int eid_len = strlen (eid);
- char ascii[41]="";
- //fprintf (stderr, "tx %s\n", eid);
- if (eid_len > 50)
- {
- CtxSHA1 *sha1 = ctx_sha1_new ();
- uint8_t hash[20]="";
- ctx_sha1_process (sha1, (uint8_t*)eid, eid_len);
- ctx_sha1_done (sha1, hash);
- ctx_sha1_free (sha1);
- const char *hex="0123456789abcdef";
- for (int i = 0; i < 20; i ++)
+ // XXX : should partially move into rasterizer to preserve comand
+ // even if an arc preserves all geometry, just to ensure roundtripping
+ // of data
+ /* from nanovg - but not quite working ; uncertain if arc or wrong
+ * transfusion is the cause.
+ */
+ float x0 = ctx->state.x;
+ float y0 = ctx->state.y;
+ float dx0,dy0, dx1,dy1, a, d, cx,cy, a0,a1;
+ int dir;
+ if (!ctx->state.has_moved)
+ { return; }
+ if (1)
{
- ascii[i*2]=hex[hash[i]/16];
- ascii[i*2+1]=hex[hash[i]%16];
+ // Handle degenerate cases.
+ if (ctx_coords_equal (x0,y0, x1,y1, 0.5f) ||
+ ctx_coords_equal (x1,y1, x2,y2, 0.5f) ||
+ ctx_point_seg_dist_sq (x1,y1, x0,y0, x2,y2) < 0.5 ||
+ radius < 0.5)
+ {
+ ctx_line_to (ctx, x1,y1);
+ return;
+ }
+ }
+ // Calculate tangential circle to lines (x0,y0)-(x1,y1) and (x1,y1)-(x2,y2).
+ dx0 = x0-x1;
+ dy0 = y0-y1;
+ dx1 = x2-x1;
+ dy1 = y2-y1;
+ ctx_normalize (&dx0,&dy0);
+ ctx_normalize (&dx1,&dy1);
+ a = ctx_acosf (dx0*dx1 + dy0*dy1);
+ d = radius / ctx_tanf (a/2.0f);
+#if 0
+ if (d > 10000.0f)
+ {
+ ctx_line_to (ctx, x1, y1);
+ return;
+ }
+#endif
+ if ( (dx1*dy0 - dx0*dy1) > 0.0f)
+ {
+ cx = x1 + dx0*d + dy0*radius;
+ cy = y1 + dy0*d + -dx0*radius;
+ a0 = ctx_atan2f (dx0, -dy0);
+ a1 = ctx_atan2f (-dx1, dy1);
+ dir = 0;
}
- ascii[40]=0;
- eid=ascii;
- }
-
- //FILE *f = fopen ("/tmp/l", "a");
- if (ctx_eid_valid (ctx, eid, 0, 0))
- {
- ctx_process_cmd_str_float (ctx, CTX_TEXTURE, eid, x, y);
- //fprintf (stderr, "setting texture eid %s\n", eid);
- }
else
- {
- //fprintf (stderr, "tried setting invalid texture eid %s\n", eid);
- }
- //fclose (f);
+ {
+ cx = x1 + dx0*d + -dy0*radius;
+ cy = y1 + dy0*d + dx0*radius;
+ a0 = ctx_atan2f (-dx0, dy0);
+ a1 = ctx_atan2f (dx1, -dy1);
+ dir = 1;
+ }
+ ctx_arc (ctx, cx, cy, radius, a0, a1, dir);
}
-int
-_ctx_frame (Ctx *ctx)
+
+void
+ctx_rel_arc_to (Ctx *ctx, float x1, float y1, float x2, float y2, float radius)
{
- return ctx->frame;
+ x1 += ctx->state.x;
+ y1 += ctx->state.y;
+ x2 += ctx->state.x;
+ y2 += ctx->state.y;
+ ctx_arc_to (ctx, x1, y1, x2, y2, radius);
}
-int
-_ctx_set_frame (Ctx *ctx, int frame)
+
+void
+ctx_exit (Ctx *ctx)
{
- return ctx->frame = frame;
+ CTX_PROCESS_VOID (CTX_EXIT);
}
-void ctx_define_texture (Ctx *ctx, const char *eid, int width, int height, int stride, int format, void
*data, char *ret_eid)
+void
+ctx_flush (Ctx *ctx)
{
- uint8_t hash[20]="";
- char ascii[41]="";
- int dst_stride = width;
- //fprintf (stderr, "df %s\n", eid);
+ /* XXX: should be fully moved into the renderers
+ * to permit different behavior and get rid
+ * of the extranous flush() vfunc.
+ */
+ ctx->rev++;
+// CTX_PROCESS_VOID (CTX_FLUSH);
+#if 0
+ //printf (" \e[?2222h");
+ ctx_drawlist_compact (&ctx->drawlist);
+ for (int i = 0; i < ctx->drawlist.count - 1; i++)
+ {
+ CtxEntry *entry = &ctx->drawlist.entries[i];
+ fwrite (entry, 9, 1, stdout);
+#if 0
+ uint8_t *buf = (void *) entry;
+ for (int j = 0; j < 9; j++)
+ { printf ("%c", buf[j]); }
+#endif
+ }
+ printf ("Xx.Xx.Xx.");
+ fflush (NULL);
+#endif
+ if (ctx->renderer && ctx->renderer->flush)
+ ctx->renderer->flush (ctx->renderer);
+ ctx->frame++;
+ if (ctx->texture_cache != ctx)
+ ctx->texture_cache->frame++;
+ ctx->drawlist.count = 0;
+ ctx_state_init (&ctx->state);
+}
- dst_stride = ctx_pixel_format_get_stride ((CtxPixelFormat)format, width);
- if (stride <= 0)
- stride = dst_stride;
+////////////////////////////////////////
- int data_len = height * dst_stride;
+static inline void
+ctx_interpret_style (CtxState *state, CtxEntry *entry, void *data)
+{
+ CtxCommand *c = (CtxCommand *) entry;
+ switch (entry->code)
+ {
+ case CTX_LINE_DASH_OFFSET:
+ state->gstate.line_dash_offset = ctx_arg_float (0);
+ break;
+ case CTX_LINE_WIDTH:
+ state->gstate.line_width = ctx_arg_float (0);
+ break;
+#if CTX_ENABLE_SHADOW_BLUR
+ case CTX_SHADOW_BLUR:
+ state->gstate.shadow_blur = ctx_arg_float (0);
+ break;
+ case CTX_SHADOW_OFFSET_X:
+ state->gstate.shadow_offset_x = ctx_arg_float (0);
+ break;
+ case CTX_SHADOW_OFFSET_Y:
+ state->gstate.shadow_offset_y = ctx_arg_float (0);
+ break;
+#endif
+ case CTX_LINE_CAP:
+ state->gstate.line_cap = (CtxLineCap) ctx_arg_u8 (0);
+ break;
+ case CTX_FILL_RULE:
+ state->gstate.fill_rule = (CtxFillRule) ctx_arg_u8 (0);
+ break;
+ case CTX_LINE_JOIN:
+ state->gstate.line_join = (CtxLineJoin) ctx_arg_u8 (0);
+ break;
+ case CTX_COMPOSITING_MODE:
+ state->gstate.compositing_mode = (CtxCompositingMode) ctx_arg_u32 (0);
+ break;
+ case CTX_BLEND_MODE:
+ state->gstate.blend_mode = (CtxBlend) ctx_arg_u32 (0);
+ break;
+ case CTX_TEXT_ALIGN:
+ ctx_state_set (state, CTX_text_align, ctx_arg_u8 (0) );
+ break;
+ case CTX_TEXT_BASELINE:
+ ctx_state_set (state, CTX_text_baseline, ctx_arg_u8 (0) );
+ break;
+ case CTX_TEXT_DIRECTION:
+ ctx_state_set (state, CTX_text_direction, ctx_arg_u8 (0) );
+ break;
+ case CTX_GLOBAL_ALPHA:
+ state->gstate.global_alpha_u8 = ctx_float_to_u8 (ctx_arg_float (0) );
+ state->gstate.global_alpha_f = ctx_arg_float (0);
+ break;
+ case CTX_FONT_SIZE:
+ state->gstate.font_size = ctx_arg_float (0);
+ break;
+ case CTX_MITER_LIMIT:
+ state->gstate.miter_limit = ctx_arg_float (0);
+ break;
+ case CTX_COLOR_SPACE:
+ /* move this out of this function and only do it in rasterizer? XXX */
+ ctx_rasterizer_colorspace_icc (state, (CtxColorSpace)c->colorspace.space_slot,
+ (char*)c->colorspace.data,
+ c->colorspace.data_len);
+ break;
+ case CTX_IMAGE_SMOOTHING:
+ state->gstate.image_smoothing = c->entry.data.u8[0];
+ break;
+ case CTX_STROKE_SOURCE:
+ state->source = 1;
+ break;
- if (eid == NULL)
- {
- CtxSHA1 *sha1 = ctx_sha1_new ();
+ case CTX_COLOR:
+ {
+ int is_stroke = (state->source != 0);
+ CtxSource *source = is_stroke ?
+ &state->gstate.source_stroke:
+ &state->gstate.source_fill;
+ state->source = 0;
- {
- uint8_t *src = (uint8_t*)data;
- for (int y = 0; y < height; y++)
- {
- ctx_sha1_process (sha1, src, dst_stride);
- src += stride;
- }
- }
- ctx_sha1_done (sha1, hash);
- ctx_sha1_free (sha1);
- const char *hex="0123456789abcdef";
- for (int i = 0; i < 20; i ++)
- {
- ascii[i*2]=hex[hash[i]/16];
- ascii[i*2+1]=hex[hash[i]%16];
- }
- ascii[40]=0;
- eid = ascii;
- }
+ source->type = CTX_SOURCE_COLOR;
+
+ //float components[5]={c->cmyka.c, c->cmyka.m, c->cmyka.y, c->cmyka.k, c->cmyka.a};
+ switch ( ((int) ctx_arg_float (0)) & 511) // XXX remove 511 after stroke source is complete
+ {
+ case CTX_RGB:
+ ctx_color_set_rgba (state, &source->color, c->rgba.r, c->rgba.g, c->rgba.b, 1.0f);
+ break;
+ case CTX_RGBA:
+ ctx_color_set_rgba (state, &source->color, c->rgba.r, c->rgba.g, c->rgba.b, c->rgba.a);
+ break;
+ case CTX_DRGBA:
+ ctx_color_set_drgba (state, &source->color, c->rgba.r, c->rgba.g, c->rgba.b, c->rgba.a);
+ break;
+#if CTX_ENABLE_CMYK
+ case CTX_CMYKA:
+ ctx_color_set_cmyka (state, &source->color, c->cmyka.c, c->cmyka.m, c->cmyka.y, c->cmyka.k,
c->cmyka.a);
+ break;
+ case CTX_CMYK:
+ ctx_color_set_cmyka (state, &source->color, c->cmyka.c, c->cmyka.m, c->cmyka.y, c->cmyka.k,
1.0f);
+ break;
+ case CTX_DCMYKA:
+ ctx_color_set_dcmyka (state, &source->color, c->cmyka.c, c->cmyka.m, c->cmyka.y, c->cmyka.k,
c->cmyka.a);
+ break;
+ case CTX_DCMYK:
+ ctx_color_set_dcmyka (state, &source->color, c->cmyka.c, c->cmyka.m, c->cmyka.y, c->cmyka.k,
1.0f);
+ break;
+#endif
+ case CTX_GRAYA:
+ ctx_color_set_graya (state, &source->color, c->graya.g, c->graya.a);
+ break;
+ case CTX_GRAY:
+ ctx_color_set_graya (state, &source->color, c->graya.g, 1.0f);
+ break;
+ }
+ }
+ break;
+ case CTX_SET_RGBA_U8:
+ //ctx_source_deinit (&state->gstate.source);
+ //state->gstate.source_fill.type = CTX_SOURCE_COLOR;
+ {
+ int is_stroke = (state->source != 0);
+ CtxSource *source = is_stroke ?
+ &state->gstate.source_stroke:
+ &state->gstate.source_fill;
+ state->source = 0;
- int eid_len = strlen (eid);
+ source->type = CTX_SOURCE_COLOR;
- if (eid_len > 50)
- {
- CtxSHA1 *sha1 = ctx_sha1_new ();
- uint8_t hash[20]="";
- ctx_sha1_process (sha1, (uint8_t*)eid, eid_len);
- ctx_sha1_done (sha1, hash);
- ctx_sha1_free (sha1);
- const char *hex="0123456789abcdef";
- for (int i = 0; i < 20; i ++)
- {
- ascii[i*2]=hex[hash[i]/16];
- ascii[i*2+1]=hex[hash[i]%16];
- }
- ascii[40]=0;
- eid = ascii;
- eid_len = 40;
- }
+ ctx_color_set_RGBA8 (state, &source->color,
+ ctx_arg_u8 (0),
+ ctx_arg_u8 (1),
+ ctx_arg_u8 (2),
+ ctx_arg_u8 (3) );
+ }
+ //for (int i = 0; i < 4; i ++)
+ // state->gstate.source.color.rgba[i] = ctx_arg_u8(i);
+ break;
+ //case CTX_TEXTURE:
+ // state->gstate.source.type = CTX_SOURCE_
+ // break;
+ case CTX_LINEAR_GRADIENT:
+ {
+ int is_stroke = (state->source != 0);
+ CtxSource *source = is_stroke ?
+ &state->gstate.source_stroke:
+ &state->gstate.source_fill;
+ state->source = is_stroke ? 2 : 0;
- // we now have eid
+ float x0 = ctx_arg_float (0);
+ float y0 = ctx_arg_float (1);
+ float x1 = ctx_arg_float (2);
+ float y1 = ctx_arg_float (3);
+ float dx, dy, length, start, end;
- if (ctx_eid_valid (ctx, eid, 0, 0))
- {
- ctx_texture (ctx, eid, 0.0, 0.0);
- }
- else
+ length = ctx_hypotf (x1-x0,y1-y0);
+ dx = (x1-x0) / length;
+ dy = (y1-y0) / length;
+ start = (x0 * dx + y0 * dy) / length;
+ end = (x1 * dx + y1 * dy) / length;
+ source->linear_gradient.length = length;
+ source->linear_gradient.dx = dx;
+ source->linear_gradient.dy = dy;
+ source->linear_gradient.start = start;
+ source->linear_gradient.end = end;
+ source->linear_gradient.rdelta = (end-start)!=0.0?1.0f/(end - start):1.0;
+ source->type = CTX_SOURCE_LINEAR_GRADIENT;
+ source->transform = state->gstate.transform;
+ ctx_matrix_invert (&source->transform);
+ }
+ break;
+ case CTX_RADIAL_GRADIENT:
+ {
+ int is_stroke = (state->source != 0);
+ CtxSource *source = is_stroke ?
+ &state->gstate.source_stroke:
+ &state->gstate.source_fill;
+ state->source = is_stroke ? 2 : 0;
- {
- CtxEntry *commands;
- int command_size = 1 + (data_len+1+1)/9 + 1 + (eid_len+1+1)/9 + 1 + 8;
- if (ctx->renderer && ctx->renderer->process)
- {
- commands = (CtxEntry*)calloc (sizeof (CtxEntry), command_size);
- }
- else
- {
- commands = NULL;
- ctx_drawlist_resize (&ctx->drawlist, ctx->drawlist.count + command_size);
- commands = &(ctx->drawlist.entries[ctx->drawlist.count]);
- memset (commands, 0, sizeof (CtxEntry) * command_size);
+ float x0 = ctx_arg_float (0);
+ float y0 = ctx_arg_float (1);
+ float r0 = ctx_arg_float (2);
+ float x1 = ctx_arg_float (3);
+ float y1 = ctx_arg_float (4);
+ float r1 = ctx_arg_float (5);
+ source->radial_gradient.x0 = x0;
+ source->radial_gradient.y0 = y0;
+ source->radial_gradient.r0 = r0;
+ source->radial_gradient.x1 = x1;
+ source->radial_gradient.y1 = y1;
+ source->radial_gradient.r1 = r1;
+ source->radial_gradient.rdelta = (r1 - r0) != 0.0 ? 1.0f/(r1-r0):0.0;
+ source->type = CTX_SOURCE_RADIAL_GRADIENT;
+ source->transform = state->gstate.transform;
+ ctx_matrix_invert (&source->transform);
+ }
+ break;
}
- /* bottleneck, we can avoid copying sometimes - and even when copying
- * we should cut this down to one copy, direct to the drawlist.
- *
- */
- commands[0] = ctx_u32 (CTX_DEFINE_TEXTURE, width, height);
- commands[1].data.u16[0] = format;
-
- int pos = 2;
-
- commands[pos].code = CTX_DATA;
- commands[pos].data.u32[0] = eid_len;
- commands[pos].data.u32[1] = (eid_len+1+1)/9 + 1;
- memcpy ((char *) &commands[pos+1].data.u8[0], eid, eid_len);
- ((char *) &commands[pos+1].data.u8[0])[eid_len]=0;
+}
- pos = 2 + 1 + ctx_conts_for_entry (&commands[2]);
- commands[pos].code = CTX_DATA;
- commands[pos].data.u32[0] = data_len;
- commands[pos].data.u32[1] = (data_len+1+1)/9 + 1;
+static inline void
+ctx_interpret_transforms (CtxState *state, CtxEntry *entry, void *data)
+{
+ switch (entry->code)
{
- uint8_t *src = (uint8_t*)data;
- uint8_t *dst = &commands[pos+1].data.u8[0];
- for (int y = 0; y < height; y++)
- {
- memcpy (dst, src, dst_stride);
- src += stride;
- dst += dst_stride;
- }
+ case CTX_SAVE:
+ ctx_gstate_push (state);
+ break;
+ case CTX_RESTORE:
+ ctx_gstate_pop (state);
+ break;
+ case CTX_IDENTITY:
+ _ctx_matrix_identity (&state->gstate.transform);
+ break;
+ case CTX_TRANSLATE:
+ ctx_matrix_translate (&state->gstate.transform,
+ ctx_arg_float (0), ctx_arg_float (1) );
+ break;
+ case CTX_SCALE:
+ ctx_matrix_scale (&state->gstate.transform,
+ ctx_arg_float (0), ctx_arg_float (1) );
+ break;
+ case CTX_ROTATE:
+ ctx_matrix_rotate (&state->gstate.transform, ctx_arg_float (0) );
+ break;
+ case CTX_APPLY_TRANSFORM:
+ {
+ CtxMatrix m;
+ ctx_matrix_set (&m,
+ ctx_arg_float (0), ctx_arg_float (1),
+ ctx_arg_float (2), ctx_arg_float (3),
+ ctx_arg_float (4), ctx_arg_float (5) );
+ _ctx_matrix_multiply (&state->gstate.transform,
+ &state->gstate.transform, &m); // XXX verify order
+ }
+#if 0
+ ctx_matrix_set (&state->gstate.transform,
+ ctx_arg_float (0), ctx_arg_float (1),
+ ctx_arg_float (2), ctx_arg_float (3),
+ ctx_arg_float (4), ctx_arg_float (5) );
+#endif
+ break;
}
- ((char *) &commands[pos+1].data.u8[0])[data_len]=0;
+}
- if (ctx->renderer && ctx->renderer->process)
+/*
+ * this transforms the contents of entry according to ctx->transformation
+ */
+static inline void
+ctx_interpret_pos_transform (CtxState *state, CtxEntry *entry, void *data)
+{
+ CtxCommand *c = (CtxCommand *) entry;
+ float start_x = state->x;
+ float start_y = state->y;
+ int had_moved = state->has_moved;
+ switch (entry->code)
{
- ctx_process (ctx, commands);
- free (commands);
+ case CTX_MOVE_TO:
+ case CTX_LINE_TO:
+ {
+ float x = c->c.x0;
+ float y = c->c.y0;
+ if ( ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_SCREEN_SPACE) )
+ {
+ _ctx_user_to_device (state, &x, &y);
+ ctx_arg_float (0) = x;
+ ctx_arg_float (1) = y;
+ }
+ }
+ break;
+ case CTX_ARC:
+ if ( ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_SCREEN_SPACE) )
+ {
+ float temp;
+ _ctx_user_to_device (state, &c->arc.x, &c->arc.y);
+ temp = 0;
+ _ctx_user_to_device_distance (state, &c->arc.radius, &temp);
+ }
+ break;
+ case CTX_LINEAR_GRADIENT:
+ if ( ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_SCREEN_SPACE) )
+ {
+ _ctx_user_to_device (state, &c->linear_gradient.x1, &c->linear_gradient.y1);
+ _ctx_user_to_device (state, &c->linear_gradient.x2, &c->linear_gradient.y2);
+ }
+ break;
+ case CTX_RADIAL_GRADIENT:
+ if ( ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_SCREEN_SPACE) )
+ {
+ float temp;
+ _ctx_user_to_device (state, &c->radial_gradient.x1, &c->radial_gradient.y1);
+ temp = 0;
+ _ctx_user_to_device_distance (state, &c->radial_gradient.r1, &temp);
+ _ctx_user_to_device (state, &c->radial_gradient.x2, &c->radial_gradient.y2);
+ temp = 0;
+ _ctx_user_to_device_distance (state, &c->radial_gradient.r2, &temp);
+ }
+ break;
+ case CTX_CURVE_TO:
+ if ( ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_SCREEN_SPACE) )
+ {
+ for (int c = 0; c < 3; c ++)
+ {
+ float x = entry[c].data.f[0];
+ float y = entry[c].data.f[1];
+ _ctx_user_to_device (state, &x, &y);
+ entry[c].data.f[0] = x;
+ entry[c].data.f[1] = y;
+ }
+ }
+ break;
+ case CTX_QUAD_TO:
+ if ( ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_SCREEN_SPACE) )
+ {
+ for (int c = 0; c < 2; c ++)
+ {
+ float x = entry[c].data.f[0];
+ float y = entry[c].data.f[1];
+ _ctx_user_to_device (state, &x, &y);
+ entry[c].data.f[0] = x;
+ entry[c].data.f[1] = y;
+ }
+ }
+ break;
+ case CTX_REL_MOVE_TO:
+ case CTX_REL_LINE_TO:
+ if ( ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_SCREEN_SPACE) )
+ {
+ for (int c = 0; c < 1; c ++)
+ {
+ float x = state->x;
+ float y = state->y;
+ _ctx_user_to_device (state, &x, &y);
+ entry[c].data.f[0] = x;
+ entry[c].data.f[1] = y;
+ }
+ if (entry->code == CTX_REL_MOVE_TO)
+ { entry->code = CTX_MOVE_TO; }
+ else
+ { entry->code = CTX_LINE_TO; }
+ }
+ break;
+ case CTX_REL_CURVE_TO:
+ {
+ float nx = state->x + ctx_arg_float (4);
+ float ny = state->y + ctx_arg_float (5);
+ if ( ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_SCREEN_SPACE) )
+ {
+ for (int c = 0; c < 3; c ++)
+ {
+ float x = nx + entry[c].data.f[0];
+ float y = ny + entry[c].data.f[1];
+ _ctx_user_to_device (state, &x, &y);
+ entry[c].data.f[0] = x;
+ entry[c].data.f[1] = y;
+ }
+ entry->code = CTX_CURVE_TO;
+ }
+ }
+ break;
+ case CTX_REL_QUAD_TO:
+ {
+ float nx = state->x + ctx_arg_float (2);
+ float ny = state->y + ctx_arg_float (3);
+ if ( ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_SCREEN_SPACE) )
+ {
+ for (int c = 0; c < 2; c ++)
+ {
+ float x = nx + entry[c].data.f[0];
+ float y = ny + entry[c].data.f[1];
+ _ctx_user_to_device (state, &x, &y);
+ entry[c].data.f[0] = x;
+ entry[c].data.f[1] = y;
+ }
+ entry->code = CTX_QUAD_TO;
+ }
+ }
+ break;
}
- else
+ if ((((Ctx *) (data) )->transformation & CTX_TRANSFORMATION_RELATIVE))
{
- ctx->drawlist.count += ctx_conts_for_entry (commands) + 1;
+ int components = 0;
+ _ctx_user_to_device (state, &start_x, &start_y);
+ switch (entry->code)
+ {
+ case CTX_MOVE_TO:
+ if (had_moved) { components = 1; }
+ break;
+ case CTX_LINE_TO:
+ components = 1;
+ break;
+ case CTX_CURVE_TO:
+ components = 3;
+ break;
+ case CTX_QUAD_TO:
+ components = 2;
+ break;
+ }
+ if (components)
+ {
+ for (int c = 0; c < components; c++)
+ {
+ entry[c].data.f[0] -= start_x;
+ entry[c].data.f[1] -= start_y;
+ }
+ switch (entry->code)
+ {
+ case CTX_MOVE_TO:
+ entry[0].code = CTX_REL_MOVE_TO;
+ break;
+ case CTX_LINE_TO:
+ entry[0].code = CTX_REL_LINE_TO;
+ break;
+ break;
+ case CTX_CURVE_TO:
+ entry[0].code = CTX_REL_CURVE_TO;
+ break;
+ case CTX_QUAD_TO:
+ entry[0].code = CTX_REL_QUAD_TO;
+ break;
+ }
+ }
}
-
- CtxEidInfo *eid_info = (CtxEidInfo*)calloc (sizeof (CtxEidInfo), 1);
- eid_info->eid = strdup (eid);
- eid_info->width = width;
- eid_info->height = height;
- eid_info->frame = ctx->texture_cache->frame;
- //fprintf (stderr, "%i\n", eid_info->frame);
- ctx_list_prepend (&ctx->texture_cache->eid_db, eid_info);
- }
-
- if (ret_eid)
- {
- strcpy (ret_eid, eid);
- ret_eid[64]=0;
- }
}
-void
-ctx_texture_load (Ctx *ctx, const char *path, int *tw, int *th, char *reid)
+static inline void
+ctx_interpret_pos_bare (CtxState *state, CtxEntry *entry, void *data)
{
- const char *eid = path;
- char ascii[41]="";
- int eid_len = strlen (eid);
- if (eid_len > 50)
- {
- CtxSHA1 *sha1 = ctx_sha1_new ();
- uint8_t hash[20]="";
- ctx_sha1_process (sha1, (uint8_t*)eid, eid_len);
- ctx_sha1_done (sha1, hash);
- ctx_sha1_free (sha1);
- const char *hex="0123456789abcdef";
- for (int i = 0; i < 20; i ++)
+ switch (entry->code)
{
- ascii[i*2]=hex[hash[i]/16];
- ascii[i*2+1]=hex[hash[i]%16];
+ case CTX_RESET:
+ ctx_state_init (state);
+ break;
+ case CTX_CLIP:
+ case CTX_BEGIN_PATH:
+ case CTX_FILL:
+ case CTX_STROKE:
+ state->has_moved = 0;
+ break;
+ case CTX_MOVE_TO:
+ case CTX_LINE_TO:
+ state->x = ctx_arg_float (0);
+ state->y = ctx_arg_float (1);
+ state->has_moved = 1;
+ break;
+ case CTX_CURVE_TO:
+ state->x = ctx_arg_float (4);
+ state->y = ctx_arg_float (5);
+ state->has_moved = 1;
+ break;
+ case CTX_QUAD_TO:
+ state->x = ctx_arg_float (2);
+ state->y = ctx_arg_float (3);
+ state->has_moved = 1;
+ break;
+ case CTX_ARC:
+ state->x = ctx_arg_float (0) + ctx_cosf (ctx_arg_float (4) ) * ctx_arg_float (2);
+ state->y = ctx_arg_float (1) + ctx_sinf (ctx_arg_float (4) ) * ctx_arg_float (2);
+ break;
+ case CTX_REL_MOVE_TO:
+ case CTX_REL_LINE_TO:
+ state->x += ctx_arg_float (0);
+ state->y += ctx_arg_float (1);
+ break;
+ case CTX_REL_CURVE_TO:
+ state->x += ctx_arg_float (4);
+ state->y += ctx_arg_float (5);
+ break;
+ case CTX_REL_QUAD_TO:
+ state->x += ctx_arg_float (2);
+ state->y += ctx_arg_float (3);
+ break;
+ // XXX missing some smooths
}
- ascii[40]=0;
- eid = ascii;
- }
-
- if (ctx_eid_valid (ctx, eid , tw, th))
- {
- if (reid)
- {
- strcpy (reid, eid);
- }
- return;
- }
-
-#ifdef STBI_INCLUDE_STB_IMAGE_H
- CtxPixelFormat pixel_format = CTX_FORMAT_RGBA8;
- int w, h, components;
- unsigned char *pixels = NULL;
+}
- if (!strncmp (path, "file://", 7))
- {
- pixels = stbi_load (path + 7, &w, &h, &components, 0);
- }
- else
- {
- unsigned char *data = NULL;
- long length = 0;
- ctx_get_contents (path, &data, &length);
- if (data)
+static inline void
+ctx_interpret_pos (CtxState *state, CtxEntry *entry, void *data)
+{
+ if ( ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_SCREEN_SPACE) ||
+ ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_RELATIVE) )
{
- pixels = stbi_load_from_memory (data, length, &w, &h, &components, 0);
- free (data);
+ ctx_interpret_pos_transform (state, entry, data);
}
- }
+ ctx_interpret_pos_bare (state, entry, data);
+}
- if (pixels)
- {
- switch (components)
- {
- case 1: pixel_format = CTX_FORMAT_GRAY8; break;
- case 2: pixel_format = CTX_FORMAT_GRAYA8; break;
- case 3: pixel_format = CTX_FORMAT_RGB8; break;
- case 4: pixel_format = CTX_FORMAT_RGBA8; break;
- }
- if (tw) *tw = w;
- if (th) *th = h;
- ctx_define_texture (ctx, eid, w, h, w * components, pixel_format, pixels,
- reid);
- free (pixels);
- }
- else
- {
- fprintf (stderr, "texture loading problem for %s\n", path);
- }
+#if CTX_BABL
+void ctx_colorspace_babl (CtxState *state,
+ CtxColorSpace icc_slot,
+ const Babl *space);
+#endif
+
+static void
+ctx_state_init (CtxState *state)
+{
+ ctx_memset (state, 0, sizeof (CtxState) );
+ state->gstate.global_alpha_u8 = 255;
+ state->gstate.global_alpha_f = 1.0;
+ state->gstate.font_size = 12;
+ state->gstate.line_width = 2.0;
+ state->gstate.image_smoothing = 1;
+ state->gstate.source_stroke.type = CTX_SOURCE_INHERIT_FILL;
+ ctx_state_set (state, CTX_line_spacing, 1.0f);
+ state->min_x = 8192;
+ state->min_y = 8192;
+ state->max_x = -8192;
+ state->max_y = -8192;
+ _ctx_matrix_identity (&state->gstate.transform);
+#if CTX_CM
+#if CTX_BABL
+ //ctx_colorspace_babl (state, CTX_COLOR_SPACE_USER_RGB, babl_space ("sRGB"));
+ //ctx_colorspace_babl (state, CTX_COLOR_SPACE_DEVICE_RGB, babl_space ("ACEScg"));
+#endif
#endif
}
-void
-ctx_draw_texture_clipped (Ctx *ctx, const char *eid,
- float x, float y,
- float width, float height,
- float clip_x, float clip_y,
- float clip_width, float clip_height)
+void _ctx_set_transformation (Ctx *ctx, int transformation)
{
- int tex_width = 0;
- int tex_height = 0;
- if (ctx_eid_valid (ctx, eid , &tex_width, &tex_height))
- {
- if (width > 0.0 && height > 0.0)
- {
- ctx_save (ctx);
-#if 0
- if (clip_width > 0.0f)
- {
- ctx_rectangle (ctx, clip_x, clip_y, clip_width, clip_height);
- ctx_clip (ctx);
- }
-#endif
- ctx_rectangle (ctx, x, y, width, height);
- if (clip_width > 0.0f)
- {
- ctx_translate (ctx, -clip_x, -clip_y);
- ctx_scale (ctx, width/clip_width, height/clip_height);
- }
- else
- {
- ctx_scale (ctx, width/tex_width, height/tex_height);
- }
- //ctx_texture (ctx, eid, x / (width/tex_width), y / (height/tex_height));
- ctx_texture (ctx, eid, x, y);// / (width/tex_width), y / (height/tex_height));
- ctx_fill (ctx);
- ctx_restore (ctx);
- }
- }
+ ctx->transformation = transformation;
}
-void ctx_draw_texture (Ctx *ctx, const char *eid, float x, float y, float w, float h)
+static void
+_ctx_init (Ctx *ctx)
{
- ctx_draw_texture_clipped (ctx, eid, x, y, w, h, 0,0,0,0);
+ for (int i = 0; i <256;i++)
+ ctx_u8_float[i] = i/255.0f;
+
+ ctx_state_init (&ctx->state);
+
+ ctx->renderer = NULL;
+#if CTX_CURRENT_PATH
+ ctx->current_path.flags |= CTX_DRAWLIST_CURRENT_PATH;
+#endif
+ //ctx->transformation |= (CtxTransformation) CTX_TRANSFORMATION_SCREEN_SPACE;
+ //ctx->transformation |= (CtxTransformation) CTX_TRANSFORMATION_RELATIVE;
+#if CTX_BITPACK
+ ctx->drawlist.flags |= CTX_TRANSFORMATION_BITPACK;
+#endif
+ ctx->texture_cache = ctx;
}
-void ctx_draw_image_clipped (Ctx *ctx, const char *path, float x, float y, float w, float h, float sx, float
sy, float swidth, float sheight)
+static void ctx_setup ();
+
+#if CTX_DRAWLIST_STATIC
+static Ctx ctx_state;
+#endif
+
+void ctx_set_renderer (Ctx *ctx,
+ void *renderer)
{
- char reteid[65];
- int width, height;
- ctx_texture_load (ctx, path, &width, &height, reteid);
- if (reteid[0])
- {
- ctx_draw_texture_clipped (ctx, reteid, x, y, w, h, sx, sy, swidth, sheight);
- }
+ if (ctx->renderer && ctx->renderer->free)
+ ctx->renderer->free (ctx->renderer);
+ ctx->renderer = (CtxImplementation*)renderer;
}
-void
-ctx_draw_image (Ctx *ctx, const char *path, float x, float y, float w, float h)
+void *ctx_get_renderer (Ctx *ctx)
{
- ctx_draw_image_clipped (ctx, path, x, y, w, h, 0,0,0,0);
+ return ctx->renderer;
}
-void
-ctx_set_pixel_u8 (Ctx *ctx, uint16_t x, uint16_t y, uint8_t r, uint8_t g, uint8_t b, uint8_t a)
+Ctx *
+ctx_new (void)
{
- CtxEntry command = ctx_u8 (CTX_SET_PIXEL, r, g, b, a, 0, 0, 0, 0);
- command.data.u16[2]=x;
- command.data.u16[3]=y;
- ctx_process (ctx, &command);
+ ctx_setup ();
+#if CTX_DRAWLIST_STATIC
+ Ctx *ctx = &ctx_state;
+#else
+ Ctx *ctx = (Ctx *) malloc (sizeof (Ctx) );
+#endif
+ ctx_memset (ctx, 0, sizeof (Ctx) );
+ _ctx_init (ctx);
+ return ctx;
}
-void
-ctx_linear_gradient (Ctx *ctx, float x0, float y0, float x1, float y1)
+static inline void
+ctx_drawlist_deinit (CtxDrawlist *drawlist)
{
- CtxEntry command[2]=
- {
- ctx_f (CTX_LINEAR_GRADIENT, x0, y0),
- ctx_f (CTX_CONT, x1, y1)
- };
- ctx_process (ctx, command);
+#if !CTX_DRAWLIST_STATIC
+ if (drawlist->entries && ! (drawlist->flags & CTX_DRAWLIST_DOESNT_OWN_ENTRIES) )
+ {
+ free (drawlist->entries);
+ }
+#endif
+ drawlist->entries = NULL;
+ drawlist->size = 0;
}
-void
-ctx_radial_gradient (Ctx *ctx, float x0, float y0, float r0, float x1, float y1, float r1)
+static void ctx_deinit (Ctx *ctx)
{
- CtxEntry command[3]=
- {
- ctx_f (CTX_RADIAL_GRADIENT, x0, y0),
- ctx_f (CTX_CONT, r0, x1),
- ctx_f (CTX_CONT, y1, r1)
- };
- ctx_process (ctx, command);
+ if (ctx->renderer)
+ {
+ if (ctx->renderer->free)
+ ctx->renderer->free (ctx->renderer);
+ ctx->renderer = NULL;
+ }
+ ctx_drawlist_deinit (&ctx->drawlist);
+#if CTX_CURRENT_PATH
+ ctx_drawlist_deinit (&ctx->current_path);
+#endif
}
-
-void ctx_preserve (Ctx *ctx)
+void ctx_free (Ctx *ctx)
{
- CTX_PROCESS_VOID (CTX_PRESERVE);
+ if (!ctx)
+ { return; }
+#if CTX_EVENTS
+ ctx_clear_bindings (ctx);
+#endif
+ ctx_deinit (ctx);
+#if !CTX_DRAWLIST_STATIC
+ free (ctx);
+#endif
}
-void ctx_fill (Ctx *ctx)
+Ctx *ctx_new_for_drawlist (void *data, size_t length)
{
- CTX_PROCESS_VOID (CTX_FILL);
+ Ctx *ctx = ctx_new ();
+ ctx->drawlist.flags |= CTX_DRAWLIST_DOESNT_OWN_ENTRIES;
+ ctx->drawlist.entries = (CtxEntry *) data;
+ ctx->drawlist.count = length / sizeof (CtxEntry);
+ return ctx;
}
-void ctx_stroke (Ctx *ctx)
+static void ctx_setup ()
{
- CTX_PROCESS_VOID (CTX_STROKE);
+ ctx_font_setup ();
}
-
-static void ctx_empty (Ctx *ctx)
+void
+ctx_render_ctx (Ctx *ctx, Ctx *d_ctx)
{
-#if CTX_RASTERIZER
- if (ctx->renderer == NULL)
-#endif
+ CtxIterator iterator;
+ CtxCommand *command;
+ ctx_iterator_init (&iterator, &ctx->drawlist, 0,
+ CTX_ITERATOR_EXPAND_BITPACK);
+ while ( (command = ctx_iterator_next (&iterator) ) )
{
- ctx->drawlist.count = 0;
- ctx->drawlist.bitpack_pos = 0;
+ ctx_process (d_ctx, &command->entry);
}
}
-void _ctx_set_store_clear (Ctx *ctx)
+void
+ctx_render_ctx_textures (Ctx *ctx, Ctx *d_ctx)
{
- ctx->transformation |= CTX_TRANSFORMATION_STORE_CLEAR;
+ CtxIterator iterator;
+ CtxCommand *command;
+ ctx_iterator_init (&iterator, &ctx->drawlist, 0,
+ CTX_ITERATOR_EXPAND_BITPACK);
+ while ( (command = ctx_iterator_next (&iterator) ) )
+ {
+ switch (command->code)
+ {
+ default:
+ //fprintf (stderr, "[%c]", command->code);
+ break;
+ case CTX_TEXTURE:
+ //fprintf (stderr, "t:%s\n", command->texture.eid);
+ ctx_process (d_ctx, &command->entry);
+ break;
+ case CTX_DEFINE_TEXTURE:
+ //fprintf (stderr, "d:%s\n", command->define_texture.eid);
+ ctx_process (d_ctx, &command->entry);
+ break;
+ }
+ }
}
-#if CTX_EVENTS
-static void
-ctx_event_free (void *event, void *user_data)
+void ctx_quit (Ctx *ctx)
{
- free (event);
+#if CTX_EVENTS
+ ctx->quit ++;
+#endif
}
-static void
-ctx_collect_events (CtxEvent *event, void *data, void *data2)
+int ctx_has_quit (Ctx *ctx)
{
- Ctx *ctx = (Ctx*)data;
- CtxEvent *copy;
- if (event->type == CTX_KEY_PRESS && !strcmp (event->string, "idle"))
- return;
- copy = (CtxEvent*)malloc (sizeof (CtxEvent));
- *copy = *event;
- if (copy->string)
- copy->string = strdup (event->string);
- ctx_list_append_full (&ctx->events.events, copy, ctx_event_free, NULL);
-}
-#endif
-
#if CTX_EVENTS
-static void _ctx_bindings_key_press (CtxEvent *event, void *data1, void *data2);
+ return (ctx->quit);
+#else
+ return 1;
#endif
+}
-void ctx_reset (Ctx *ctx)
+int ctx_pixel_format_bits_per_pixel (CtxPixelFormat format)
{
- /* we do the callback reset first - maybe we need two cbs,
- * one for before and one after default impl?
- *
- * tiled fb and sdl needs to sync
- */
- if (ctx->renderer && ctx->renderer->reset)
- ctx->renderer->reset (ctx->renderer);
-
- //CTX_PROCESS_VOID (CTX_RESET);
- //if (ctx->transformation & CTX_TRANSFORMATION_STORE_CLEAR)
- // { return; }
- ctx_empty (ctx);
- ctx_state_init (&ctx->state);
-#if CTX_EVENTS
- ctx_list_free (&ctx->events.items);
- ctx->events.last_item = NULL;
+ CtxPixelFormatInfo *info = ctx_pixel_format_info (format);
+ if (info)
+ return info->bpp;
+ return -1;
+}
- if (ctx->events.ctx_get_event_enabled)
+int ctx_pixel_format_get_stride (CtxPixelFormat format, int width)
+{
+ CtxPixelFormatInfo *info = ctx_pixel_format_info (format);
+ if (info)
{
- ctx_clear_bindings (ctx);
- ctx_listen_full (ctx, 0,0,0,0,
- CTX_KEY_PRESS, _ctx_bindings_key_press, ctx, ctx,
- NULL, NULL);
-
- ctx_listen_full (ctx, 0,0,0,0,
- CTX_KEY_UP, ctx_collect_events, ctx, ctx,
- NULL, NULL);
- ctx_listen_full (ctx, 0,0,0,0,
- CTX_KEY_DOWN, ctx_collect_events, ctx, ctx,
- NULL, NULL);
-
- ctx_listen_full (ctx, 0, 0, ctx->events.width, ctx->events.height,
- (CtxEventType)(CTX_PRESS|CTX_RELEASE|CTX_MOTION),
- ctx_collect_events, ctx, ctx,
- NULL, NULL);
+ switch (info->bpp)
+ {
+ case 0:
+ case 1:
+ return (width + 7)/8;
+ case 2:
+ return (width + 3)/4;
+ case 4:
+ return (width + 1)/2;
+ default:
+ return width * (info->bpp / 8);
+ }
}
-#endif
+ return width;
}
-void ctx_begin_path (Ctx *ctx)
+int ctx_pixel_format_ebpp (CtxPixelFormat format)
{
- CTX_PROCESS_VOID (CTX_BEGIN_PATH);
+ CtxPixelFormatInfo *info = ctx_pixel_format_info (format);
+ if (info)
+ return info->ebpp;
+ return -1;
}
-void ctx_clip (Ctx *ctx)
+int ctx_pixel_format_components (CtxPixelFormat format)
{
- CTX_PROCESS_VOID (CTX_CLIP);
+ CtxPixelFormatInfo *info = ctx_pixel_format_info (format);
+ if (info)
+ return info->components;
+ return -1;
}
-void
-ctx_set (Ctx *ctx, uint64_t key_hash, const char *string, int len);
-
-void ctx_save (Ctx *ctx)
+#if CTX_EVENTS
+void ctx_set_cursor (Ctx *ctx, CtxCursor cursor)
{
- CTX_PROCESS_VOID (CTX_SAVE);
+ if (ctx->cursor != cursor)
+ {
+ ctx_set_dirty (ctx, 1);
+ ctx->cursor = cursor;
+ }
}
-void ctx_restore (Ctx *ctx)
+CtxCursor ctx_get_cursor (Ctx *ctx)
{
- CTX_PROCESS_VOID (CTX_RESTORE);
+ return ctx->cursor;
}
-void ctx_start_group (Ctx *ctx)
+void ctx_set_clipboard (Ctx *ctx, const char *text)
{
- CTX_PROCESS_VOID (CTX_START_GROUP);
+ if (ctx->renderer && ctx->renderer->set_clipboard)
+ {
+ ctx->renderer->set_clipboard (ctx->renderer, text);
+ return;
+ }
}
-void ctx_end_group (Ctx *ctx)
+char *ctx_get_clipboard (Ctx *ctx)
{
- CTX_PROCESS_VOID (CTX_END_GROUP);
+ if (ctx->renderer && ctx->renderer->get_clipboard)
+ {
+ return ctx->renderer->get_clipboard (ctx->renderer);
+ }
+ return strdup ("");
}
-void ctx_line_width (Ctx *ctx, float x)
+void ctx_set_texture_source (Ctx *ctx, Ctx *texture_source)
{
- if (ctx->state.gstate.line_width != x)
- CTX_PROCESS_F1 (CTX_LINE_WIDTH, x);
+ ((CtxRasterizer*)ctx->renderer)->texture_source = texture_source;
}
-float ctx_get_miter_limit (Ctx *ctx)
+void ctx_set_texture_cache (Ctx *ctx, Ctx *texture_cache)
{
- return ctx->state.gstate.miter_limit;
+ ctx->texture_cache = texture_cache;
}
-float ctx_get_line_dash_offset (Ctx *ctx)
+void ctx_set_transform (Ctx *ctx, float a, float b, float c, float d, float e, float f)
{
- return ctx->state.gstate.line_dash_offset;
+ ctx_identity (ctx);
+ ctx_apply_transform (ctx, a, b, c, d, e, f);
}
-
-void ctx_line_dash_offset (Ctx *ctx, float x)
+#ifndef NO_LIBCURL
+#include <curl/curl.h>
+static size_t
+ctx_string_append_callback (void *contents, size_t size, size_t nmemb, void *userp)
{
- if (ctx->state.gstate.line_dash_offset != x)
- CTX_PROCESS_F1 (CTX_LINE_DASH_OFFSET, x);
+ CtxString *string = (CtxString*)userp;
+ ctx_string_append_data ((CtxString*)string, contents, size * nmemb);
+ return size * nmemb;
}
-int ctx_get_image_smoothing (Ctx *ctx)
-{
- return ctx->state.gstate.image_smoothing;
-}
+#endif
-void ctx_image_smoothing (Ctx *ctx, int enabled)
+int
+ctx_get_contents (const char *uri,
+ unsigned char **contents,
+ long *length)
{
- if (ctx_get_image_smoothing (ctx) != enabled)
- CTX_PROCESS_U8 (CTX_IMAGE_SMOOTHING, enabled);
+ char *temp_uri = NULL; // XXX XXX breaks with data uri's
+ int success = -1;
+
+ if (uri[0] == '/')
+ {
+ temp_uri = (char*) malloc (strlen (uri) + 8);
+ sprintf (temp_uri, "file://%s", uri);
+ uri = temp_uri;
+ }
+
+ if (strchr (uri, '#'))
+ strchr (uri, '#')[0]=0;
+
+ for (CtxList *l = registered_contents; l; l = l->next)
+ {
+ CtxFileContent *c = (CtxFileContent*)l->data;
+ if (!strcmp (c->path, uri))
+ {
+ contents = malloc (c->length+1);
+ contents[c->length]=0;
+ if (length) *length = c->length;
+ free (temp_uri);
+ return 0;
+ }
+ }
+
+ if (!strncmp (uri, "file://", 5))
+ {
+ if (strchr (uri, '?'))
+ strchr (uri, '?')[0]=0;
+ }
+
+ if (!strncmp (uri, "file://", 7))
+ success = __ctx_file_get_contents (uri + 7, contents, length);
+ else
+ {
+#ifndef NO_LIBCURL
+ CURL *curl = curl_easy_init ();
+ CURLcode res;
+
+ curl_easy_setopt(curl, CURLOPT_URL, uri);
+ curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1L);
+ CtxString *string = ctx_string_new ("");
+
+ curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, ctx_string_append_callback);
+ /* we pass our 'chunk' struct to the callback function */
+ curl_easy_setopt(curl, CURLOPT_WRITEDATA, (void*)string);
+
+ curl_easy_setopt(curl, CURLOPT_USERAGENT, "ctx/0.0");
+
+ res = curl_easy_perform(curl);
+ /* check for errors */
+ if(res != CURLE_OK) {
+ fprintf(stderr, "curl_easy_perform() failed: %s\n",
+ curl_easy_strerror(res));
+ curl_easy_cleanup (curl);
+ }
+ else
+ {
+ *contents = (unsigned char*)string->str;
+ *length = string->length;
+ ctx_string_free (string, 0);
+ curl_easy_cleanup (curl);
+ success = 0;
+ }
+#else
+ success = __ctx_file_get_contents (uri, contents, length);
+#endif
+ }
+ free (temp_uri);
+ return success;
}
-void ctx_line_dash (Ctx *ctx, float *dashes, int count)
+#endif
+
+#endif // CTX_IMPLEMENTATION
+#ifndef __CTX_CLIENTS_H
+#define __CTX_CLIENTS_H
+
+typedef enum CtxClientFlags {
+ ITK_CLIENT_UI_RESIZABLE = 1<<0,
+ ITK_CLIENT_CAN_LAUNCH = 1<<1,
+ ITK_CLIENT_MAXIMIZED = 1<<2,
+ ITK_CLIENT_ICONIFIED = 1<<3,
+ ITK_CLIENT_SHADED = 1<<4,
+ ITK_CLIENT_TITLEBAR = 1<<5
+} CtxClientFlags;
+
+struct _CtxClient {
+ VT *vt;
+ Ctx *ctx;
+ char *title;
+ int x;
+ int y;
+ int width;
+ int height;
+ CtxClientFlags flags;
+#if 0
+ int shaded;
+ int iconified;
+ int maximized;
+ int resizable;
+#endif
+ int unmaximized_x;
+ int unmaximized_y;
+ int unmaximized_width;
+ int unmaximized_height;
+ int do_quit;
+ long drawn_rev;
+ int id;
+ int internal; // render a settings window rather than a vt
+#if CTX_THREADS
+ mtx_t mtx;
+#endif
+#if VT_RECORD
+ Ctx *recording;
+#endif
+};
+
+typedef struct _CtxClient CtxClient;
+
+
+extern CtxList *clients;
+extern CtxClient *active;
+extern CtxClient *active_tab;
+
+
+int ctx_client_resize (int id, int width, int height);
+void ctx_client_maximize (int id);
+
+CtxClient *vt_get_client (VT *vt);
+CtxClient *ctx_client_new (Ctx *ctx, const char *commandline,
+ int x, int y, int width, int height,
+ CtxClientFlags flags);
+CtxClient *ctx_client_new_argv (Ctx *ctx, const char **argv, int x, int y, int width, int height,
CtxClientFlags flags);
+int ctx_clients_need_redraw (Ctx *ctx);
+
+extern float ctx_shape_cache_rate;
+extern int _ctx_max_threads;
+
+void ctx_client_move (int id, int x, int y);
+int ctx_client_resize (int id, int w, int h);
+void ctx_client_shade_toggle (int id);
+float ctx_client_min_y_pos (Ctx *ctx);
+float ctx_client_max_y_pos (Ctx *ctx);
+
+CtxClient *client_by_id (int id);
+
+void ctx_client_remove (Ctx *ctx, CtxClient *client);
+
+int ctx_client_height (int id);
+
+int ctx_client_x (int id);
+int ctx_client_y (int id);
+void ctx_client_raise_top (int id);
+void ctx_client_lower_bottom (int id);
+void ctx_client_iconify (int id);
+int ctx_client_is_iconified (int id);
+void ctx_client_uniconify (int id);
+void ctx_client_maximize (int id);
+int ctx_client_is_maximized (int id);
+void ctx_client_unmaximize (int id);
+void ctx_client_maximized_toggle (int id);
+void ctx_client_shade (int id);
+int ctx_client_is_shaded (int id);
+void ctx_client_unshade (int id);
+void ctx_client_toggle_maximized (int id);
+void ctx_client_shade_toggle (int id);
+void ctx_client_move (int id, int x, int y);
+int ctx_client_resize (int id, int width, int height);
+
+
+#endif
+#ifndef MRG_UTF8_H
+#define MRG_UTF8_H
+
+#if !__COSMOPOLITAN__
+#include <string.h>
+#include <stdint.h>
+#endif
+
+static inline int mrg_utf8_len (const unsigned char first_byte)
{
- ctx_process_cmd_str_with_len (ctx, CTX_LINE_DASH, (char*)(dashes), count, 0, count * 4);
+ if ((first_byte & 0x80) == 0)
+ return 1; /* ASCII */
+ else if ((first_byte & 0xE0) == 0xC0)
+ return 2;
+ else if ((first_byte & 0xF0) == 0xE0)
+ return 3;
+ else if ((first_byte & 0xF8) == 0xF0)
+ return 4;
+ return 1;
}
-void ctx_shadow_blur (Ctx *ctx, float x)
+static inline const char *mrg_utf8_skip (const char *s, int utf8_length)
{
-#if CTX_ENABLE_SHADOW_BLUR
- if (ctx->state.gstate.shadow_blur != x)
-#endif
- CTX_PROCESS_F1 (CTX_SHADOW_BLUR, x);
+ int count;
+ if (!s)
+ return NULL;
+ for (count = 0; *s; s++)
+ {
+ if ((*s & 0xC0) != 0x80)
+ count++;
+ if (count == utf8_length+1)
+ return s;
+ }
+ return s;
+}
+
+int mrg_unichar_to_utf8 (unsigned int ch,
+ unsigned char *dest);
+unsigned int mrg_utf8_to_unichar (unsigned char *utf8);
+
+//////////////////////////////////////////////////////////////////////////////////
+
+// Copyright (c) 2008-2009 Bjoern Hoehrmann <bjoern hoehrmann de>
+// See http://bjoern.hoehrmann.de/utf-8/decoder/dfa/ for details.
+
+#define UTF8_ACCEPT 0
+#define UTF8_REJECT 1
+
+static const uint8_t utf8d[] = {
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 00..1f
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 20..3f
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 40..5f
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 60..7f
+ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9, // 80..9f
+ 7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7, // a0..bf
+ 8,8,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, // c0..df
+ 0xa,0x3,0x3,0x3,0x3,0x3,0x3,0x3,0x3,0x3,0x3,0x3,0x3,0x4,0x3,0x3, // e0..ef
+ 0xb,0x6,0x6,0x6,0x5,0x8,0x8,0x8,0x8,0x8,0x8,0x8,0x8,0x8,0x8,0x8, // f0..ff
+ 0x0,0x1,0x2,0x3,0x5,0x8,0x7,0x1,0x1,0x1,0x4,0x6,0x1,0x1,0x1,0x1, // s0..s0
+ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,0,1,0,1,1,1,1,1,1, // s1..s2
+ 1,2,1,1,1,1,1,2,1,2,1,1,1,1,1,1,1,1,1,1,1,1,1,2,1,1,1,1,1,1,1,1, // s3..s4
+ 1,2,1,1,1,1,1,1,1,2,1,1,1,1,1,1,1,1,1,1,1,1,1,3,1,3,1,1,1,1,1,1, // s5..s6
+ 1,3,1,1,1,1,1,3,1,3,1,1,1,1,1,1,1,3,1,1,1,1,1,1,1,1,1,1,1,1,1,1, // s7..s8
+};
+
+static inline uint32_t
+utf8_decode(uint32_t* state, uint32_t* codep, uint32_t byte) {
+ uint32_t type = utf8d[byte];
+
+ *codep = (*state != UTF8_ACCEPT) ?
+ (byte & 0x3fu) | (*codep << 6) :
+ (0xff >> type) & (byte);
+
+ *state = utf8d[256 + *state*16 + type];
+ return *state;
}
-void ctx_shadow_rgba (Ctx *ctx, float r, float g, float b, float a)
+#endif
+#if CTX_VT
+
+/* mrg - MicroRaptor Gui
+ * Copyright (c) 2014 Øyvind Kolås <pippin hodefoting com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef VT_LINE_H
+#define VT_LINE_H
+
+#include "ctx.h"
+
+#ifndef CTX_UNLIKELY
+#define CTX_UNLIKELY(x) __builtin_expect(!!(x), 0)
+#define CTX_LIKELY(x) __builtin_expect(!!(x), 1)
+#endif
+#ifndef CTX_MAX
+#define CTX_MAX(a,b) (((a)>(b))?(a):(b))
+#endif
+
+typedef struct _VtLine VtLine;
+
+struct _VtLine
+{
+ CtxString string;
+ /* line extends string, permitting string ops to operate on it */
+
+ uint64_t *style;
+ int style_size;
+
+ void *ctx; // each line can have an attached ctx context;
+ char *prev;
+ int prev_length;
+ CtxString *frame;
+
+ int wrapped;
+
+ void *ctx_copy; // each line can have an attached ctx context;
+ // clearing should be brutal enough to unset the context of the current
+ // at least in alt-screen mode
+ int double_width;
+ int double_height_top;
+ int double_height_bottom;
+ int contains_proportional;
+ float xscale;
+ float yscale;
+ float y_offset;
+ int in_scrolling_region;
+
+ /* XXX: needs refactoring to a CtxList of links/images */
+ void *images[4];
+ int image_col[4];
+ float image_X[4]; // 0.0 - 1.0 offset in cell
+ float image_Y[4];
+ int image_rows[4];
+ int image_cols[4];
+ int image_subx[4];
+ int image_suby[4];
+ int image_subw[4];
+ int image_subh[4];
+};
+
+
+static inline uint64_t vt_line_get_style (VtLine *string, int pos)
{
- CtxEntry command[3]=
- {
- ctx_f (CTX_SHADOW_COLOR, CTX_RGBA, r),
- ctx_f (CTX_CONT, g, b),
- ctx_f (CTX_CONT, a, 0)
- };
- ctx_process (ctx, command);
+ if (string->string.is_line==0)
+ return 0;
+ if (pos < 0 || pos >= string->style_size)
+ return 0;
+ return string->style[pos];
}
-void ctx_shadow_offset_x (Ctx *ctx, float x)
-{
-#if CTX_ENABLE_SHADOW_BLUR
- if (ctx->state.gstate.shadow_offset_x != x)
+#if !__COSMOPOLITAN__
+#include <stdlib.h>
#endif
- CTX_PROCESS_F1 (CTX_SHADOW_OFFSET_X, x);
-}
-void ctx_shadow_offset_y (Ctx *ctx, float x)
+static inline void vt_line_set_style (VtLine *string, int pos, uint64_t style)
{
-#if CTX_ENABLE_SHADOW_BLUR
- if (ctx->state.gstate.shadow_offset_y != x)
-#endif
- CTX_PROCESS_F1 (CTX_SHADOW_OFFSET_Y, x);
+ if (string->string.is_line==0)
+ return;
+ if (pos < 0 || pos >= 512)
+ return;
+ if (pos >= string->style_size)
+ {
+ int new_size = pos + 16;
+ string->style = realloc (string->style, new_size * sizeof (uint64_t) );
+ memset (&string->style[string->style_size], 0, (new_size - string->style_size) * sizeof (uint64_t) );
+ string->style_size = new_size;
+ }
+ string->style[pos] = style;
}
-void
-ctx_global_alpha (Ctx *ctx, float global_alpha)
+VtLine *vt_line_new_with_size (const char *initial, int initial_size);
+VtLine *vt_line_new (const char *initial);
+
+static inline void vt_line_free (VtLine *line, int freealloc)
{
- if (ctx->state.gstate.global_alpha_f != global_alpha)
- CTX_PROCESS_F1 (CTX_GLOBAL_ALPHA, global_alpha);
-}
+ CtxString *string = (CtxString*)line;
-float
-ctx_get_global_alpha (Ctx *ctx)
+#if 1
+ //if (string->is_line)
+ {
+ VtLine *line = (VtLine*)string;
+ if (line->frame)
+ ctx_string_free (line->frame, 1);
+ if (line->style)
+ { free (line->style); }
+ if (line->ctx)
+ { ctx_free (line->ctx); }
+ if (line->ctx_copy)
+ { ctx_free (line->ctx_copy); }
+ }
+#endif
+
+ ctx_string_free (string, freealloc);
+}
+static inline const char *vt_line_get (VtLine *line)
{
- return ctx->state.gstate.global_alpha_f;
+ CtxString *string = (CtxString*)line;
+ return ctx_string_get (string);
}
-
-void
-ctx_font_size (Ctx *ctx, float x)
+static inline uint32_t vt_line_get_unichar (VtLine *line, int pos)
{
- CTX_PROCESS_F1 (CTX_FONT_SIZE, x);
+ CtxString *string = (CtxString*)line;
+ return ctx_string_get_unichar (string, pos);
}
-
-float ctx_get_font_size (Ctx *ctx)
+static inline int vt_line_get_length (VtLine *line)
{
- return ctx->state.gstate.font_size;
+ CtxString *string = (CtxString*)line;
+ return ctx_string_get_length (string);
}
-
-void
-ctx_miter_limit (Ctx *ctx, float limit)
+static inline int vt_line_get_utf8length (VtLine *line)
{
- CTX_PROCESS_F1 (CTX_MITER_LIMIT, limit);
+ CtxString *string = (CtxString*)line;
+ return ctx_string_get_utf8length (string);
}
-
-float ctx_get_line_width (Ctx *ctx)
+static inline void vt_line_set (VtLine *line, const char *new_string)
{
- return ctx->state.gstate.line_width;
+ CtxString *string = (CtxString*)line;
+ ctx_string_set (string, new_string);
}
-
-void
-_ctx_font (Ctx *ctx, const char *name)
+static inline void vt_line_clear (VtLine *line)
{
- ctx->state.gstate.font = ctx_resolve_font (name);
+ CtxString *string = (CtxString*)line;
+ ctx_string_clear (string);
}
-
-#if 0
-void
-ctx_set (Ctx *ctx, uint64_t key_hash, const char *string, int len)
+static inline void vt_line_append_str (VtLine *line, const char *str)
{
- if (len <= 0) len = strlen (string);
- ctx_process_cmd_str (ctx, CTX_SET, string, key_hash, len);
+ CtxString *string = (CtxString*)line;
+ ctx_string_append_str (string, str);
}
-const char *
-ctx_get (Ctx *ctx, const char *key)
+#if 0
+static inline void _ctx_string_append_byte (CtxString *string, char val)
{
- static char retbuf[32];
- int len = 0;
- CTX_PROCESS_U32(CTX_GET, ctx_strhash (key, 0), 0);
- while (read (STDIN_FILENO, &retbuf[len], 1) != -1)
+ if (CTX_LIKELY((val & 0xC0) != 0x80))
+ { string->utf8_length++; }
+ if (CTX_UNLIKELY(string->length + 2 >= string->allocated_length))
{
- if(retbuf[len]=='\n')
- break;
- retbuf[++len]=0;
+ char *old = string->str;
+ string->allocated_length = CTX_MAX (string->allocated_length * 2, string->length + 2);
+ string->str = (char*)realloc (old, string->allocated_length);
}
- return retbuf;
+ string->str[string->length++] = val;
+ string->str[string->length] = '\0';
}
#endif
-void
-ctx_font_family (Ctx *ctx, const char *name)
+static inline void vt_line_append_byte (VtLine *line, char val)
{
-#if CTX_BACKEND_TEXT
- ctx_process_cmd_str (ctx, CTX_FONT, name, 0, 0);
- _ctx_font (ctx, name);
-#else
- _ctx_font (ctx, name);
-#endif
+ CtxString *string = (CtxString*)line;
+ _ctx_string_append_byte (string, val);
}
-
-void
-ctx_font (Ctx *ctx, const char *family_name)
+static inline void vt_line_append_string (VtLine *line, CtxString *string2)
{
- // should also parse size
- ctx_font_family (ctx, family_name);
+ CtxString *string = (CtxString*)line;
+ ctx_string_append_string (string, string2);
}
-
-const char *
-ctx_get_font (Ctx *ctx)
+static inline void vt_line_append_unichar (VtLine *line, unsigned int unichar)
{
- return ctx_fonts[ctx->state.gstate.font].name;
+ CtxString *string = (CtxString*)line;
+ ctx_string_append_unichar (string, unichar);
}
-void ctx_line_to (Ctx *ctx, float x, float y)
-{
- if (!ctx->state.has_moved)
- { CTX_PROCESS_F (CTX_MOVE_TO, x, y); }
- else
- { CTX_PROCESS_F (CTX_LINE_TO, x, y); }
-}
-void ctx_move_to (Ctx *ctx, float x, float y)
+static inline void vt_line_append_data (VtLine *line, const char *data, int len)
{
- CTX_PROCESS_F (CTX_MOVE_TO,x,y);
+ CtxString *string = (CtxString*)line;
+ ctx_string_append_data (string, data, len);
}
-
-void ctx_curve_to (Ctx *ctx, float x0, float y0,
- float x1, float y1,
- float x2, float y2)
+static inline void vt_line_append_utf8char (VtLine *line, const char *str)
{
- CtxEntry command[3]=
- {
- ctx_f (CTX_CURVE_TO, x0, y0),
- ctx_f (CTX_CONT, x1, y1),
- ctx_f (CTX_CONT, x2, y2)
- };
- ctx_process (ctx, command);
+ CtxString *string = (CtxString*)line;
+ ctx_string_append_utf8char (string, str);
}
-
-void ctx_round_rectangle (Ctx *ctx,
- float x0, float y0,
- float w, float h,
- float radius)
+static inline void vt_line_replace_utf8 (VtLine *line, int pos, const char *new_glyph)
{
- CtxEntry command[3]=
- {
- ctx_f (CTX_ROUND_RECTANGLE, x0, y0),
- ctx_f (CTX_CONT, w, h),
- ctx_f (CTX_CONT, radius, 0)
- };
- ctx_process (ctx, command);
+ CtxString *string = (CtxString*)line;
+ ctx_string_replace_utf8 (string, pos, new_glyph);
}
-
-void ctx_view_box (Ctx *ctx,
- float x0, float y0,
- float w, float h)
+static inline void vt_line_insert_utf8 (VtLine *line, int pos, const char *new_glyph)
{
- CtxEntry command[3]=
- {
- ctx_f (CTX_VIEW_BOX, x0, y0),
- ctx_f (CTX_CONT, w, h)
- };
- ctx_process (ctx, command);
+ CtxString *string = (CtxString*)line;
+ ctx_string_insert_utf8 (string, pos, new_glyph);
+ int len = vt_line_get_length (line);
+ for (int i = pos; i < len; i++)
+ vt_line_set_style (line, i, vt_line_get_style (line, i-1));
}
-void ctx_rectangle (Ctx *ctx,
- float x0, float y0,
- float w, float h)
+static inline void vt_line_insert_unichar (VtLine *line, int pos, uint32_t new_glyph)
{
- CtxEntry command[3]=
- {
- ctx_f (CTX_RECTANGLE, x0, y0),
- ctx_f (CTX_CONT, w, h)
- };
- ctx_process (ctx, command);
+ CtxString *string = (CtxString*)line;
+ ctx_string_insert_unichar (string, pos, new_glyph);
+ int len = vt_line_get_length (line);
+ for (int i = 1; i < len; i++)
+ vt_line_set_style (line, i, vt_line_get_style (line, i-1));
}
-
-void ctx_rel_line_to (Ctx *ctx, float x, float y)
+static inline void vt_line_replace_unichar (VtLine *line, int pos, uint32_t unichar)
{
- if (!ctx->state.has_moved)
- { return; }
- CTX_PROCESS_F (CTX_REL_LINE_TO,x,y);
+ CtxString *string = (CtxString*)line;
+ ctx_string_replace_unichar (string, pos, unichar);
}
-void ctx_rel_move_to (Ctx *ctx, float x, float y)
-{
- if (!ctx->state.has_moved)
- {
- CTX_PROCESS_F (CTX_MOVE_TO,x,y);
- return;
- }
- CTX_PROCESS_F (CTX_REL_MOVE_TO,x,y);
-}
+static inline void vt_line_remove (VtLine *line, int pos)
+{
+ CtxString *string = (CtxString*)line;
+ ctx_string_remove (string, pos);
-CtxLineJoin ctx_get_line_join (Ctx *ctx)
-{
- return ctx->state.gstate.line_join;
+ for (int i = pos; i < line->style_size-1; i++)
+ {
+ line->style[i] = line->style[i+1];
+ }
}
-CtxCompositingMode ctx_get_compositing_mode (Ctx *ctx)
-{
- return ctx->state.gstate.compositing_mode;
-}
-CtxBlend ctx_get_blend_mode (Ctx *ctx)
-{
- return ctx->state.gstate.blend_mode;
-}
+#ifndef TRUE
+#define TRUE 1
+#endif
+#ifndef FALSE
+#define FALSE 0
+#endif
-CtxTextAlign ctx_get_text_align (Ctx *ctx)
-{
- return (CtxTextAlign)ctx_state_get (&ctx->state, CTX_text_align);
-}
+#endif
+/* mrg - MicroRaptor Gui
+ * Copyright (c) 2014 Øyvind Kolås <pippin hodefoting com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
-CtxTextBaseline ctx_get_text_baseline (Ctx *ctx)
-{
- return (CtxTextBaseline)ctx_state_get (&ctx->state, CTX_text_baseline);
-}
-CtxLineCap ctx_get_line_cap (Ctx *ctx)
-{
- return ctx->state.gstate.line_cap;
-}
+#ifndef _DEFAULT_SOURCE
+#define _DEFAULT_SOURCE
+#endif
-CtxFillRule ctx_get_fill_rule (Ctx *ctx)
+#if !__COSMOPOLITAN__
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#endif
+
+int ctx_unichar_to_utf8 (uint32_t ch, uint8_t *dest);
+#define mrg_unichar_to_utf8 ctx_unichar_to_utf8
+void ctx_string_init (CtxString *string, int initial_size);
+
+VtLine *vt_line_new_with_size (const char *initial, int initial_size)
{
- return ctx->state.gstate.fill_rule;
+ VtLine *line = calloc (sizeof (VtLine), 1);
+ CtxString *string = (CtxString*)line;
+ ctx_string_init (string, initial_size);
+ if (initial)
+ { ctx_string_append_str (string, initial); }
+ line->style = calloc (sizeof (uint64_t), initial_size);
+ line->style_size = initial_size;
+ string->is_line = 1;
+ return line;
}
-void ctx_line_cap (Ctx *ctx, CtxLineCap cap)
+VtLine *vt_line_new (const char *initial)
{
- if (ctx->state.gstate.line_cap != cap)
- CTX_PROCESS_U8 (CTX_LINE_CAP, cap);
+ return vt_line_new_with_size (initial, 8);
}
-void ctx_fill_rule (Ctx *ctx, CtxFillRule fill_rule)
+typedef struct VtPty
{
- if (ctx->state.gstate.fill_rule != fill_rule)
- CTX_PROCESS_U8 (CTX_FILL_RULE, fill_rule);
-}
-void ctx_line_join (Ctx *ctx, CtxLineJoin join)
+ int pty;
+ pid_t pid;
+ int done;
+} VtPty;
+ssize_t vtpty_read (void *vtpty, void *buf, size_t count);
+ssize_t vtpty_write (void *vtpty, const void *buf, size_t count);
+void vtpty_resize (void *vtpty, int cols, int rows,
+ int px_width, int px_height);
+int vtpty_waitdata (void *vtpty, int timeout);
+extern CtxList *vts;
+#define MAX_COLS 2048 // used for tabstops
+
+
+typedef struct AudioState
{
- if (ctx->state.gstate.line_join != join)
- CTX_PROCESS_U8 (CTX_LINE_JOIN, join);
-}
-void ctx_blend_mode (Ctx *ctx, CtxBlend mode)
+ int action;
+ int samplerate; // 8000
+ int channels; // 1
+ int bits; // 8
+ int type; // 'u' u-law f-loat s-igned u-nsigned
+ int buffer_size; // desired size of audiofragment in frames
+ // (both for feeding SDL and as desired chunking
+ // size)
+
+
+ int mic; // <- should
+ // request permisson,
+ // and if gotten, start streaming
+ // audio packets in the incoming direction
+ //
+ int encoding; // 'a' ascci85 'b' base64
+ int compression; // '0': none , 'z': zlib 'o': opus(reserved)
+
+ int frames;
+
+ uint8_t *data;
+ int data_size;
+} AudioState;
+
+typedef struct GfxState
+{
+ int action;
+ int id;
+ int buf_width;
+ int buf_height;
+ int format;
+ int compression;
+ int transmission;
+ int multichunk;
+ int buf_size;
+ int x;
+ int y;
+ int w;
+ int h;
+ int x_cell_offset;
+ int y_cell_offset;
+ int columns;
+ int rows;
+ int z_index;
+ int delete;
+
+ uint8_t *data;
+ int data_size;
+} GfxState;
+
+struct _VT
+{
+ VtPty vtpty;
+ int id;
+ unsigned char buf[BUFSIZ]; // need one per vt
+ int keyrepeat;
+ int lastx;
+ int lasty;
+ int result;
+ long rev;
+ //SDL_Rect dirty;
+ float dirtpad;
+ float dirtpad1;
+ float dirtpad2;
+ float dirtpad3;
+
+ void *client;
+
+ ssize_t (*write) (void *serial_obj, const void *buf, size_t count);
+ ssize_t (*read) (void *serial_obj, void *buf, size_t count);
+ int (*waitdata)(void *serial_obj, int timeout);
+ void (*resize) (void *serial_obj, int cols, int rows, int px_width, int px_height);
+
+
+ char *title;
+ void (*state) (VT *vt, int byte);
+
+ AudioState audio; // < want to move this one level up and share impl
+ GfxState gfx;
+
+ CtxList *saved_lines;
+ int in_alt_screen;
+ int saved_line_count;
+ CtxList *lines;
+ int line_count;
+ CtxList *scrollback;
+ int scrollback_count;
+ int leds[4];
+ uint64_t cstyle;
+
+ uint8_t fg_color[3];
+ uint8_t bg_color[3];
+
+ int in_smooth_scroll;
+ int smooth_scroll;
+ float scroll_offset;
+ int debug;
+ int bell;
+ int origin;
+ int at_line_home;
+ int charset[4];
+ int saved_charset[4];
+ int shifted_in;
+ int reverse_video;
+ int echo;
+ int bracket_paste;
+ int ctx_events;
+ int font_is_mono;
+ int palette_no;
+ int has_blink; // if any of the set characters are blinking
+ // updated on each draw of the screen
+
+ int can_launch;
+
+ int unit_pixels;
+ int mouse;
+ int mouse_drag;
+ int mouse_all;
+ int mouse_decimal;
+
+
+ uint8_t utf8_holding[64]; /* only 4 needed for utf8 - but it's purpose
+ is also overloaded for ctx journal command
+ buffering , and the bigger sizes for the svg-like
+ ctx parsing mode */
+ int utf8_expected_bytes;
+ int utf8_pos;
+
+
+ int ref_len;
+ char reference[16];
+ int in_prev_match;
+ CtxParser *ctxp;
+ // text related data
+ float letter_spacing;
+
+ float word_spacing;
+ float font_stretch; // horizontal expansion
+ float font_size_adjust;
+ // font-variant
+ // font-weight
+ // text-decoration
+
+ int encoding; // 0 = utf8 1=pc vga 2=ascii
+
+ int local_editing; /* terminal operates without pty */
+
+ int insert_mode;
+ int autowrap;
+ int justify;
+ float cursor_x;
+ int cursor_y;
+ int cols;
+ int rows;
+ VtLine *current_line;
+
+
+ int cr_on_lf;
+ int cursor_visible;
+ int saved_x;
+ int saved_y;
+ uint32_t saved_style;
+ int saved_origin;
+ int cursor_key_application;
+ int margin_top;
+ int margin_bottom;
+ int margin_left;
+ int margin_right;
+
+ int left_right_margin_mode;
+
+ int scrollback_limit;
+ float scroll;
+ int scroll_on_input;
+ int scroll_on_output;
+
+ char *argument_buf;
+ int argument_buf_len;
+ int argument_buf_cap;
+ uint8_t tabs[MAX_COLS];
+ int inert;
+
+ int width;
+ int height;
+
+ int cw; // cell width
+ int ch; // cell height
+ float font_to_cell_scale;
+ float font_size; // when set with set_font_size, cw and ch are recomputed
+ float line_spacing; // using line_spacing
+ float scale_x;
+ float scale_y;
+
+ int ctx_pos; // 1 is graphics above text, 0 or -1 is below text
+ Ctx *root_ctx; /* only used for knowledge of top-level dimensions */
+
+ int blink_state;
+
+ FILE *log;
+
+ int cursor_down;
+
+ int select_begin_col;
+ int select_begin_row;
+ int select_start_col;
+ int select_start_row;
+ int select_end_col;
+ int select_end_row;
+ int select_begin_x;
+ int select_begin_y;
+ int select_active;
+
+ int popped;
+
+ /* used to make runs of background on one line be drawn
+ * as a single filled rectangle
+ */
+ int bg_active;
+ float bg_x0;
+ float bg_y0;
+ float bg_width;
+ float bg_height;
+ uint8_t bg_rgba[4];
+};
+
+
+VT *vt_new (const char *command, int width, int height, float font_size, float line_spacing, int id, int
can_launch);
+
+void vt_open_log (VT *vt, const char *path);
+
+void vt_set_px_size (VT *vt, int width, int height);
+void vt_set_term_size (VT *vt, int cols, int rows);
+
+int vt_cw (VT *vt);
+int vt_ch (VT *vt);
+void vt_set_font_size (VT *vt, float font_size);
+float vt_get_font_size (VT *vt);
+void vt_set_line_spacing (VT *vt, float line_spacing);
+
+const char *vt_find_shell_command (void);
+
+int vt_keyrepeat (VT *vt);
+
+int vt_get_result (VT *vt);
+int vt_is_done (VT *vt);
+int vt_poll (VT *vt, int timeout);
+long vt_rev (VT *vt);
+void vt_destroy (VT *vt);
+int vt_has_blink (VT *vt);
+
+/* this is how mrg/mmm based key-events are fed into the vt engine
+ */
+void vt_feed_keystring (VT *vt, CtxEvent *event, const char *str);
+
+void vt_paste (VT *vt, const char *str);
+
+/* not needed when passing a commandline for command to
+ * run, but could be used for injecting commands, or
+ * output from stored shell commands/sessions to display
+ */
+//void vt_feed_byte (VT *vt, int byte);
+
+//)#define DEFAULT_SCROLLBACK (1<<16)
+#define DEFAULT_SCROLLBACK (1<<13)
+#define DEFAULT_ROWS 24
+#define DEFAULT_COLS 80
+
+int vt_get_line_count (VT *vt);
+
+pid_t vt_get_pid (VT *vt);
+
+const char *vt_get_line (VT *vt, int no);
+
+void vt_set_scrollback_lines (VT *vt, int scrollback_lines);
+int vt_get_scrollback_lines (VT *vt);
+
+void vt_set_scroll (VT *vt, int scroll);
+int vt_get_scroll (VT *vt);
+
+int vt_get_cols (VT *vt);
+int vt_get_rows (VT *vt);
+
+char *vt_get_selection (VT *vt);
+int vt_get_cursor_x (VT *vt);
+int vt_get_cursor_y (VT *vt);
+
+void vt_draw (VT *vt, Ctx *ctx, double x, double y);
+void vt_register_events (VT *vt, Ctx *ctx, double x0, double y0);
+
+void vt_rev_inc (VT *vt);
+
+int vt_mic (VT *vt);
+void vt_set_ctx (VT *vt, Ctx *ctx); /* XXX: rename, this sets the parent/global ctx */
+
+
+int vt_get_local (VT *vt); // this is a hack for the settings tab
+void vt_set_local (VT *vt, int local);
+
+
+typedef enum VtMouseEvent
{
- if (ctx->state.gstate.blend_mode != mode)
- CTX_PROCESS_U8 (CTX_BLEND_MODE, mode);
-}
-void ctx_compositing_mode (Ctx *ctx, CtxCompositingMode mode)
+ VT_MOUSE_MOTION = 0,
+ VT_MOUSE_PRESS,
+ VT_MOUSE_DRAG,
+ VT_MOUSE_RELEASE,
+} VtMouseEvent;
+
+void vt_mouse (VT *vt, CtxEvent *event, VtMouseEvent type, int button, int x, int y, int px_x, int px_y);
+
+static ssize_t vt_write (VT *vt, const void *buf, size_t count)
{
- if (ctx->state.gstate.compositing_mode != mode)
- CTX_PROCESS_U8 (CTX_COMPOSITING_MODE, mode);
+ if (!vt->write) { return 0; }
+ return vt->write (&vt->vtpty, buf, count);
}
-void ctx_text_align (Ctx *ctx, CtxTextAlign text_align)
+static ssize_t vt_read (VT *vt, void *buf, size_t count)
{
- CTX_PROCESS_U8 (CTX_TEXT_ALIGN, text_align);
+ if (!vt->read) { return 0; }
+ return vt->read (&vt->vtpty, buf, count);
}
-void ctx_text_baseline (Ctx *ctx, CtxTextBaseline text_baseline)
+static int vt_waitdata (VT *vt, int timeout)
{
- CTX_PROCESS_U8 (CTX_TEXT_BASELINE, text_baseline);
+ if (!vt->waitdata) { return 0; }
+ return vt->waitdata (&vt->vtpty, timeout);
}
-void ctx_text_direction (Ctx *ctx, CtxTextDirection text_direction)
+static void vt_resize (VT *vt, int cols, int rows, int px_width, int px_height)
{
- CTX_PROCESS_U8 (CTX_TEXT_DIRECTION, text_direction);
+ if (vt && vt->resize)
+ { vt->resize (&vt->vtpty, cols, rows, px_width, px_height); }
}
-void
-ctx_rel_curve_to (Ctx *ctx,
- float x0, float y0,
- float x1, float y1,
- float x2, float y2)
-{
- if (!ctx->state.has_moved)
- { return; }
- CtxEntry command[3]=
- {
- ctx_f (CTX_REL_CURVE_TO, x0, y0),
- ctx_f (CTX_CONT, x1, y1),
- ctx_f (CTX_CONT, x2, y2)
- };
- ctx_process (ctx, command);
-}
+/* atty - audio interface and driver for terminals
+ * Copyright (C) 2020 Øyvind Kolås <pippin gimp org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
-void
-ctx_rel_quad_to (Ctx *ctx,
- float cx, float cy,
- float x, float y)
-{
- if (!ctx->state.has_moved)
- { return; }
- CtxEntry command[2]=
- {
- ctx_f (CTX_REL_QUAD_TO, cx, cy),
- ctx_f (CTX_CONT, x, y)
- };
- ctx_process (ctx, command);
-}
-void
-ctx_quad_to (Ctx *ctx,
- float cx, float cy,
- float x, float y)
+#ifndef NO_SDL
+#include <SDL.h>
+#include <zlib.h>
+
+static int ydec (const void *srcp, void *dstp, int count)
{
- if (!ctx->state.has_moved)
- { return; }
- CtxEntry command[2]=
+ const char *src = srcp;
+ char *dst = dstp;
+ int out_len = 0;
+ for (int i = 0; i < count; i ++)
{
- ctx_f (CTX_QUAD_TO, cx, cy),
- ctx_f (CTX_CONT, x, y)
- };
- ctx_process (ctx, command);
+ int o = src[i];
+ switch (o)
+ {
+ case '=':
+ i++;
+ o = src[i];
+ o = (o-42-64) % 256;
+ break;
+ case '\n':
+ case '\033':
+ case '\r':
+ case '\0':
+ break;
+ default:
+ o = (o-42) % 256;
+ break;
+ }
+ dst[out_len++] = o;
+ }
+ dst[out_len]=0;
+ return out_len;
}
-void ctx_arc (Ctx *ctx,
- float x0, float y0,
- float radius,
- float angle1, float angle2,
- int direction)
+#ifndef NO_SDL
+static SDL_AudioDeviceID speaker_device = 0;
+#endif
+
+//#define AUDIO_CHUNK_SIZE 512
+
+// our pcm queue is currently always 16 bit
+// signed stereo
+
+static int16_t pcm_queue[1<<18];
+static int pcm_write_pos = 0;
+static int pcm_read_pos = 0;
+
+void terminal_queue_pcm (int16_t sample_left, int16_t sample_right)
{
- CtxEntry command[3]=
+ if (pcm_write_pos >= (1<<18)-1)
{
- ctx_f (CTX_ARC, x0, y0),
- ctx_f (CTX_CONT, radius, angle1),
- ctx_f (CTX_CONT, angle2, direction)
- };
- ctx_process (ctx, command);
+ /* TODO : fix cyclic buffer */
+ pcm_write_pos = 0;
+ pcm_read_pos = 0;
+ }
+ pcm_queue[pcm_write_pos++]=sample_left;
+ pcm_queue[pcm_write_pos++]=sample_right;
}
-static int ctx_coords_equal (float x1, float y1, float x2, float y2, float tol)
+float click_volume = 0.05;
+
+void vt_feed_audio (VT *vt, void *samples, int bytes);
+int mic_device = 0; // when non 0 we have an active mic device
+
+
+/* https://jonathanhays.me/2018/11/14/mu-law-and-a-law-compression-tutorial/
+ */
+
+#if 0
+static char MuLawCompressTable[256] =
{
- float dx = x2 - x1;
- float dy = y2 - y1;
- return dx*dx + dy*dy < tol*tol;
-}
+ 0,0,1,1,2,2,2,2,3,3,3,3,3,3,3,3,
+ 4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,
+ 5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,
+ 5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,
+ 6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,
+ 6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,
+ 6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,
+ 6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,
+ 7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,
+ 7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,
+ 7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,
+ 7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,
+ 7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,
+ 7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,
+ 7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,
+ 7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7
+};
-static float
-ctx_point_seg_dist_sq (float x, float y,
- float vx, float vy, float wx, float wy)
+unsigned char LinearToMuLawSample(int16_t sample)
{
- float l2 = ctx_pow2 (vx-wx) + ctx_pow2 (vy-wy);
- if (l2 < 0.0001)
- { return ctx_pow2 (x-vx) + ctx_pow2 (y-vy); }
- float t = ( (x - vx) * (wx - vx) + (y - vy) * (wy - vy) ) / l2;
- t = ctx_maxf (0, ctx_minf (1, t) );
- float ix = vx + t * (wx - vx);
- float iy = vy + t * (wy - vy);
- return ctx_pow2 (x-ix) + ctx_pow2 (y-iy);
+ const int cBias = 0x84;
+ const int cClip = 32635;
+ int sign = (sample >> 8) & 0x80;
+
+ if (sign)
+ sample = (int16_t)-sample;
+
+ if (sample > cClip)
+ sample = cClip;
+
+ sample = (int16_t)(sample + cBias);
+
+ int exponent = (int)MuLawCompressTable[(sample>>7) & 0xFF];
+ int mantissa = (sample >> (exponent+3)) & 0x0F;
+
+ int compressedByte = ~ (sign | (exponent << 4) | mantissa);
+
+ return (unsigned char)compressedByte;
}
+#endif
-static void
-ctx_normalize (float *x, float *y)
+void vt_feed_audio (VT *vt, void *samples, int bytes)
{
- float length = ctx_hypotf ( (*x), (*y) );
- if (length > 1e-6f)
+ char buf[256];
+ AudioState *audio = &vt->audio;
+ uint8_t *data = samples;
+ int frames = bytes / (audio->bits/8) / audio->channels;
+
+ if (audio->compression == 'z')
+ {
+ uLongf len = compressBound(bytes);
+ data = malloc (len);
+ int z_result = compress (data, &len, samples, len);
+ if (z_result != Z_OK)
{
- float r = 1.0f / length;
- *x *= r;
- *y *= r;
+ char buf[256]= "\033_Ao=z;zlib error2\033\\";
+ vt_write (vt, buf, strlen(buf));
+ data = samples;
+ }
+ else
+ {
+ bytes = len;
}
+ }
+
+ char *encoded = malloc (bytes * 2);
+ encoded[0]=0;
+ if (audio->encoding == 'a')
+ {
+ ctx_a85enc (data, encoded, bytes);
+ }
+ else /* if (audio->encoding == 'b') */
+ {
+ ctx_bin2base64 (data, bytes, encoded);
+ }
+
+ sprintf (buf, "\033[_Af=%i;", frames);
+ vt_write (vt, buf, strlen (buf));
+ vt_write (vt, encoded, strlen(encoded));
+ free (encoded);
+
+ if (data != samples)
+ free (data);
+
+ //vt_write (vt, samples, bytes);
+ buf[0]='\033';
+ buf[1]='\\';
+ buf[2]=0;
+ vt_write (vt, buf, 2);
}
-void
-ctx_arc_to (Ctx *ctx, float x1, float y1, float x2, float y2, float radius)
+#define MIC_BUF_LEN 40960
+
+uint8_t mic_buf[MIC_BUF_LEN];
+int mic_buf_pos = 0;
+
+static void mic_callback(void* userdata,
+ uint8_t * stream,
+ int len)
{
- // XXX : should partially move into rasterizer to preserve comand
- // even if an arc preserves all geometry, just to ensure roundtripping
- // of data
- /* from nanovg - but not quite working ; uncertain if arc or wrong
- * transfusion is the cause.
- */
- float x0 = ctx->state.x;
- float y0 = ctx->state.y;
- float dx0,dy0, dx1,dy1, a, d, cx,cy, a0,a1;
- int dir;
- if (!ctx->state.has_moved)
- { return; }
- if (1)
- {
- // Handle degenerate cases.
- if (ctx_coords_equal (x0,y0, x1,y1, 0.5f) ||
- ctx_coords_equal (x1,y1, x2,y2, 0.5f) ||
- ctx_point_seg_dist_sq (x1,y1, x0,y0, x2,y2) < 0.5 ||
- radius < 0.5)
- {
- ctx_line_to (ctx, x1,y1);
- return;
- }
- }
- // Calculate tangential circle to lines (x0,y0)-(x1,y1) and (x1,y1)-(x2,y2).
- dx0 = x0-x1;
- dy0 = y0-y1;
- dx1 = x2-x1;
- dy1 = y2-y1;
- ctx_normalize (&dx0,&dy0);
- ctx_normalize (&dx1,&dy1);
- a = ctx_acosf (dx0*dx1 + dy0*dy1);
- d = radius / ctx_tanf (a/2.0f);
-#if 0
- if (d > 10000.0f)
+ AudioState *audio = userdata;
+ int16_t *sstream = (void*)stream;
+ int frames;
+ int channels = audio->channels;
+
+ frames = len / 2;
+
+ if (audio->bits == 8)
+ {
+ if (audio->type == 'u')
{
- ctx_line_to (ctx, x1, y1);
- return;
+ for (int i = 0; i < frames; i++)
+ {
+ for (int c = 0; c < channels; c++)
+ {
+ mic_buf[mic_buf_pos++] = LinearToMuLawSample (sstream[i]);
+ if (mic_buf_pos >= MIC_BUF_LEN - 4)
+ mic_buf_pos = 0;
+ }
+ }
}
-#endif
- if ( (dx1*dy0 - dx0*dy1) > 0.0f)
+ else
{
- cx = x1 + dx0*d + dy0*radius;
- cy = y1 + dy0*d + -dx0*radius;
- a0 = ctx_atan2f (dx0, -dy0);
- a1 = ctx_atan2f (-dx1, dy1);
- dir = 0;
+ for (int i = 0; i < frames; i++)
+ {
+ for (int c = 0; c < audio->channels; c++)
+ {
+ mic_buf[mic_buf_pos++] = (sstream[i]) / 256;
+ if (mic_buf_pos >= MIC_BUF_LEN - 4)
+ mic_buf_pos = 0;
+ }
+ }
}
+ }
else
+ {
+ for (int i = 0; i < frames; i++)
{
- cx = x1 + dx0*d + -dy0*radius;
- cy = y1 + dy0*d + dx0*radius;
- a0 = ctx_atan2f (-dx0, dy0);
- a1 = ctx_atan2f (dx1, -dy1);
- dir = 1;
+ for (int c = 0; c < audio->channels; c++)
+ {
+ *((int16_t*)(&mic_buf[mic_buf_pos])) = (sstream[i]);
+ mic_buf_pos+=2;
+ if (mic_buf_pos >= MIC_BUF_LEN - 4)
+ mic_buf_pos = 0;
+ }
}
- ctx_arc (ctx, cx, cy, radius, a0, a1, dir);
+ }
}
-void
-ctx_rel_arc_to (Ctx *ctx, float x1, float y1, float x2, float y2, float radius)
+static long int ticks (void)
{
- x1 += ctx->state.x;
- y1 += ctx->state.y;
- x2 += ctx->state.x;
- y2 += ctx->state.y;
- ctx_arc_to (ctx, x1, y1, x2, y2, radius);
+ struct timeval tp;
+ gettimeofday(&tp, NULL);
+ return tp.tv_sec * 1000 + tp.tv_usec / 1000;
}
-void
-ctx_exit (Ctx *ctx)
+static long int silence_start = 0;
+
+static void sdl_audio_init ()
{
- CTX_PROCESS_VOID (CTX_EXIT);
+ static int done = 0;
+ if (!done)
+ {
+#ifndef NO_SDL
+ if (SDL_Init(SDL_INIT_AUDIO) < 0)
+ {
+ fprintf (stderr, "sdl audio init fail\n");
+ }
+#endif
+ done = 1;
+ }
}
-void
-ctx_flush (Ctx *ctx)
+void vt_audio_task (VT *vt, int click)
{
- /* XXX: should be fully moved into the renderers
- * to permit different behavior and get rid
- * of the extranous flush() vfunc.
- */
- ctx->rev++;
-// CTX_PROCESS_VOID (CTX_FLUSH);
-#if 0
- //printf (" \e[?2222h");
- ctx_drawlist_compact (&ctx->drawlist);
- for (int i = 0; i < ctx->drawlist.count - 1; i++)
+ if (!vt) return;
+ AudioState *audio = &vt->audio;
+#ifndef NO_SDL
+
+ if (audio->mic)
+ {
+ if (mic_device == 0)
{
- CtxEntry *entry = &ctx->drawlist.entries[i];
- fwrite (entry, 9, 1, stdout);
+ SDL_AudioSpec spec_want, spec_got;
+ sdl_audio_init ();
+
+ spec_want.freq = audio->samplerate;
+ spec_want.channels = 1;
+ spec_want.format = AUDIO_S16;
+ spec_want.samples = audio->buffer_size;
+ spec_want.callback = mic_callback;
+ spec_want.userdata = audio;
+ mic_device = SDL_OpenAudioDevice(SDL_GetAudioDeviceName(0, SDL_TRUE), 1, &spec_want, &spec_got, 0);
+
+ SDL_PauseAudioDevice(mic_device, 0);
+ }
+
+ if (mic_buf_pos)
+ {
+ SDL_LockAudioDevice (mic_device);
+ vt_feed_audio (vt, mic_buf, mic_buf_pos);
+ mic_buf_pos = 0;
+ SDL_UnlockAudioDevice (mic_device);
+ }
+ }
+ else
+ {
+ if (mic_device)
+ {
+ SDL_PauseAudioDevice(mic_device, 1);
+ SDL_CloseAudioDevice(mic_device);
+ mic_device = 0;
+ }
+ }
+
+ int free_frames = audio->buffer_size - SDL_GetQueuedAudioSize(speaker_device);
+ int queued = (pcm_write_pos - pcm_read_pos)/2; // 2 for stereo
+ //if (free_frames > 6) free_frames -= 4;
+ int frames = queued;
+
+ if (frames > free_frames) frames = free_frames;
+ if (frames > 0)
+ {
+ if (speaker_device == 0)
+ {
+ SDL_AudioSpec spec_want, spec_got;
+ sdl_audio_init ();
+
+ spec_want.freq = audio->samplerate;
+ if (audio->bits == 8 && audio->type == 'u')
+ {
+ spec_want.format = AUDIO_S16;
+ spec_want.channels = 2;
+ }
+ else if (audio->bits == 8 && audio->type == 's')
+ {
+ spec_want.format = AUDIO_S8;
+ spec_want.channels = audio->channels;
+ }
+ else if (audio->bits == 16 && audio->type == 's')
+ {
+ spec_want.format = AUDIO_S16;
+ spec_want.channels = audio->channels;
+ }
+ else
+ {
+ spec_want.format = AUDIO_S16; // XXX : error
+ spec_want.channels = audio->channels;
+ }
+
+ /* In SDL we always set 16bit stereo, but with the
+ * requested sample rate.
+ */
+ spec_want.format = AUDIO_S16;
+ spec_want.channels = 2;
+
+ spec_want.samples = audio->buffer_size;
+ spec_want.callback = NULL;
+
+ speaker_device = SDL_OpenAudioDevice (NULL, 0, &spec_want, &spec_got, 0);
+ if (!speaker_device){
+ fprintf (stderr, "sdl openaudiodevice fail\n");
+ }
+ SDL_PauseAudioDevice (speaker_device, 0);
+ }
+
#if 0
- uint8_t *buf = (void *) entry;
- for (int j = 0; j < 9; j++)
- { printf ("%c", buf[j]); }
+ {
+ int i;
+ unsigned char *b = (void*)(&pcm_queue[pcm_read_pos]);
+ for (i = 0; i < frames * 4; i++)
+ {
+ if ((b[i] > ' ') && (b[i] <= '~'))
+ fprintf (stderr, "[%c]", b[i]);
+ else
+ fprintf (stderr, "[%i]", b[i]);
+ }
+ }
#endif
+ SDL_QueueAudio (speaker_device, (void*)&pcm_queue[pcm_read_pos], frames * 4);
+ pcm_read_pos += frames*2;
+ silence_start = ticks();
+ }
+ else
+ {
+ if (speaker_device && (ticks() - silence_start > 2000))
+ {
+ SDL_PauseAudioDevice(speaker_device, 1);
+ SDL_CloseAudioDevice(speaker_device);
+ speaker_device = 0;
}
- printf ("Xx.Xx.Xx.");
- fflush (NULL);
+ }
#endif
- if (ctx->renderer && ctx->renderer->flush)
- ctx->renderer->flush (ctx->renderer);
- ctx->frame++;
- if (ctx->texture_cache != ctx)
- ctx->texture_cache->frame++;
- ctx->drawlist.count = 0;
- ctx_state_init (&ctx->state);
}
-////////////////////////////////////////
+void terminal_queue_pcm (int16_t sample_left, int16_t sample_right);
-void
-ctx_interpret_style (CtxState *state, CtxEntry *entry, void *data)
+static unsigned char vt_bell_audio[] = {
+#if 1
+ 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf,
+ 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08,
+ 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf,
+ 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08,
+ 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf,
+ 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08,
+ 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf, 0xaf,
+ 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+#else
+ 0x7e, 0xfe, 0x7e, 0x7d, 0x7e, 0x7e, 0x7e, 0x7d, 0x7e, 0x7e, 0x7e, 0xff,
+ 0xff, 0xfe, 0xfe, 0x7e, 0xff, 0xfe, 0xfd, 0xfd, 0xfe, 0xfe, 0xfd, 0xfd,
+ 0xfe, 0xfe, 0x7e, 0x7e, 0x7e, 0x7e, 0x7e, 0x7e, 0x7e, 0x7e, 0x7d, 0x7d,
+ 0xfe, 0x7e, 0x7e, 0x7e, 0x7e, 0xfd, 0xfd, 0x7e, 0x7e, 0xfd, 0xfe, 0xfe,
+ 0xfe, 0x7d, 0x7d, 0x7e, 0x7e, 0x7e, 0x7e, 0x7e, 0xfe, 0xfe, 0xff, 0xfe,
+ 0xfe, 0xfe, 0x7d, 0x7c, 0xfb, 0xfa, 0xfc, 0xfd, 0xfc, 0x76, 0x75, 0xfa,
+ 0xfb, 0x7b, 0xfc, 0xef, 0xf6, 0x77, 0x6d, 0x7b, 0xf8, 0x78, 0x78, 0xfa,
+ 0xf7, 0xfd, 0xfd, 0xfc, 0xfc, 0xfa, 0xf5, 0xf7, 0x7d, 0x7b, 0x78, 0x77,
+ 0x7c, 0x6f, 0x7b, 0xf5, 0xfb, 0x7b, 0x7c, 0x78, 0x76, 0xea, 0xf2, 0x6d,
+ 0xfd, 0xed, 0x7a, 0x6d, 0x6e, 0x71, 0xfe, 0x76, 0x6d, 0xfb, 0xef, 0x7e,
+ 0xfa, 0xef, 0xec, 0xed, 0xf8, 0xf0, 0xea, 0xf9, 0x70, 0x7c, 0x7c, 0x6b,
+ 0x6d, 0x75, 0xfb, 0xf1, 0xf9, 0xfe, 0xec, 0xea, 0x7c, 0x75, 0xff, 0xfb,
+ 0x7d, 0x77, 0x7a, 0x71, 0x6e, 0x6c, 0x6e, 0x7b, 0x7e, 0x7a, 0x7c, 0xf4,
+ 0xf9, 0x7b, 0x7b, 0xfa, 0xfe, 0x73, 0x79, 0xfe, 0x7b, 0x76, 0xfe, 0xf3,
+ 0xf9, 0x76, 0x77, 0x7e, 0x7e, 0x7d, 0x7c, 0xf9, 0xee, 0xf2, 0x7d, 0xf8,
+ 0xec, 0xee, 0xf7, 0xfa, 0xf7, 0xf6, 0xfd, 0x77, 0x75, 0x7b, 0xfa, 0xfe,
+ 0x78, 0x79, 0x7c, 0x76, 0x7e, 0xf7, 0xfb, 0xf5, 0xf6, 0x75, 0x6f, 0x74,
+ 0x6e, 0x6e, 0x6d, 0x6c, 0x7a, 0xf9, 0x75, 0x77, 0xf4, 0xf0, 0xf0, 0xf1,
+ 0xef, 0xf3, 0xf6, 0xfd, 0xfc, 0xfb, 0xfd, 0xfc, 0xf6, 0xf8, 0xfb, 0xf9,
+ 0xfa, 0xfd, 0xfb, 0xfc, 0x7a, 0x7c, 0x77, 0x75, 0x78, 0x7a, 0x7a, 0x78,
+ 0x7a, 0xfa, 0xf9, 0x7c, 0xff, 0xfb, 0x7d, 0x77, 0x73, 0x6c, 0x6e, 0x7b,
+ 0xfc, 0xfe, 0x7e, 0xfb, 0xf1, 0xeb, 0xee, 0xf6, 0xf6, 0xef, 0xf7, 0x7c,
+ 0x76, 0x76, 0x7b, 0x7a, 0x7b, 0x73, 0x73, 0x7c, 0x79, 0x70, 0x79, 0xfb,
+ 0xfd, 0xf8, 0xf9, 0xfc, 0xfc, 0xf8, 0xfb, 0xff, 0xfc, 0xf9, 0x75, 0x6f,
+ 0x74, 0xfe, 0xff, 0xfd, 0x7d, 0xf5, 0xef, 0xee, 0xf8, 0xfd, 0xfd, 0xf3,
+ 0xfa, 0xfe, 0xfe, 0x7c, 0x77, 0x7a, 0xfb, 0x79, 0x7e, 0x7b, 0xfd, 0x6d,
+ 0xfc, 0x7a, 0xf0, 0x74, 0xee, 0x79, 0xea, 0x79, 0xf9, 0x6d, 0xf7, 0x71,
+ 0x79, 0x76, 0x7c, 0x77, 0x6f, 0xf3, 0x6c, 0xe8, 0x67, 0xe3, 0x5e, 0xdc,
+ 0x58, 0xd8, 0x4e, 0xce, 0x46, 0xc5, 0x40, 0x67, 0xba, 0x49, 0xac, 0x26,
+ 0xba, 0x3e, 0xc5, 0xc8, 0x2b, 0xa8, 0x32, 0xbd, 0xe4, 0x3e, 0xb7, 0x3b,
+ 0xb7, 0x3a, 0x33, 0xab, 0x3f, 0xc8, 0x46, 0x5f, 0xb7, 0x69, 0xd4, 0x3d,
+ 0xc0, 0x4c, 0xf2, 0xdb, 0x3b, 0xdd, 0x69, 0xc5, 0x5f, 0xd8, 0xd8, 0xda,
+ 0xc6, 0x39, 0xba, 0x3f, 0x35, 0xb3, 0x3e, 0xbb, 0x4a, 0x4a, 0xe7, 0x60,
+ 0xae, 0x2c, 0xcb, 0x53, 0x45, 0xaf, 0x2a, 0xae, 0x3e, 0x4a, 0xae, 0x2a,
+ 0xad, 0x38, 0xcc, 0xbb, 0x36, 0xae, 0x2c, 0xc6, 0xce, 0x38, 0xb1, 0x2f,
+ 0xb9, 0x54, 0x7c, 0xb3, 0x28, 0xae, 0x3d, 0xcf, 0xbb, 0x2e, 0xb4, 0x41,
+ 0xc6, 0x78, 0x39, 0xbc, 0x41, 0xc8, 0x59, 0x5b, 0xc7, 0x43, 0xbc, 0x45,
+ 0xf3, 0xdc, 0x69, 0xd6, 0x48, 0xc9, 0x4e, 0xd9, 0x59, 0x61, 0xde, 0x4b,
+ 0xc9, 0x44, 0xc8, 0xf5, 0x43, 0xc5, 0x37, 0xba, 0x65, 0x4d, 0xc8, 0x31,
+ 0xaf, 0x47, 0xdb, 0xd6, 0x36, 0xad, 0x37, 0xbb, 0x61, 0x3a, 0xae, 0x2d,
+ 0xb4, 0x47, 0x49, 0xb2, 0x30, 0xac, 0x3a, 0xcd, 0xbc, 0x2e, 0xaf, 0x32,
+ 0xbd, 0xd7, 0x34, 0xaf, 0x32, 0xbb, 0x55, 0x4a, 0xb4, 0x30, 0xbb, 0x40,
+ 0xeb, 0xbf, 0x39, 0xba, 0x3a, 0xd6, 0xd3, 0x48, 0xc0, 0x3b, 0xce, 0x5e,
+ 0xe7, 0xd3, 0x46, 0xcb, 0x4c, 0xce, 0x74, 0x7e, 0x7e, 0x55, 0xcf, 0x44,
+ 0xc4, 0x5b, 0x7c, 0xd3, 0x3f, 0xbc, 0x44, 0xcb, 0xfa, 0x46, 0xb9, 0x37,
+ 0xb8, 0x51, 0x54, 0xbe, 0x33, 0xb1, 0x3d, 0xce, 0xc4, 0x34, 0xaf, 0x2f,
+ 0xbd, 0xf8, 0x37, 0xb0, 0x2d, 0xb1, 0x4c, 0x4a, 0xb3, 0x2c, 0xb0, 0x3c,
+ 0xe4, 0xbf, 0x2f, 0xaf, 0x35, 0xc0, 0xdb, 0x39, 0xb3, 0x31, 0xbb, 0x5d,
+ 0x4c, 0xb8, 0x37, 0xb9, 0x48, 0xe8, 0xc7, 0x3d, 0xba, 0x43, 0xce, 0xdd,
+ 0x52, 0xc6, 0x46, 0xce, 0x55, 0xdf, 0xe8, 0x52, 0xd5, 0x48, 0xca, 0x4d,
+ 0xef, 0x68, 0x4c, 0xc7, 0x42, 0xc2, 0x49, 0x78, 0xce, 0x3e, 0xb9, 0x3c,
+ 0xc8, 0xef, 0x43, 0xb7, 0x35, 0xb8, 0x4a, 0x53, 0xb8, 0x32, 0xaf, 0x3b,
+ 0xde, 0xc1, 0x34, 0xaf, 0x32, 0xc3, 0xde, 0x3b, 0xaf, 0x2e, 0xb6, 0x4e,
+ 0x48, 0xb4, 0x2e, 0xb2, 0x3d, 0xf0, 0xbf, 0x33, 0xb2, 0x37, 0xc8, 0xd9,
+ 0x3d, 0xb5, 0x36, 0xbc, 0x56, 0x4f, 0xbc, 0x39, 0xbc, 0x47, 0xf6, 0xcf,
+ 0x44, 0xbf, 0x46, 0xce, 0x68, 0x5b, 0xd0, 0x4a, 0xcc, 0x4d, 0xd3, 0x60,
+ 0x6a, 0xcf, 0x49, 0xc8, 0x45, 0xd0, 0x7b, 0x58, 0xc3, 0x3c, 0xbf, 0x48,
+ 0xe2, 0xc9, 0x3b, 0xb7, 0x39, 0xc5, 0xdb, 0x40, 0xb6, 0x31, 0xb9, 0x50,
+ 0x50, 0xb9, 0x2f, 0xb3, 0x3b, 0xdc, 0xbf, 0x33, 0xaf, 0x32, 0xc1, 0xd6,
+ 0x3b, 0xb0, 0x2f, 0xb8, 0x54, 0x4a, 0xb6, 0x30, 0xb4, 0x3f, 0xfd, 0xc0,
+ 0x36, 0xb5, 0x39, 0xcc, 0xd9, 0x41, 0xb9, 0x39, 0xc2, 0x59, 0x57, 0xc1,
+ 0x3e, 0xc2, 0x49, 0xe2, 0xd7, 0x4c, 0xcb, 0x47, 0xcf, 0x5b, 0xec, 0xe0,
+ 0x53, 0xcb, 0x4b, 0xca, 0x55, 0xf6, 0xdb, 0x48, 0xc0, 0x43, 0xc9, 0x5f,
+ 0x54, 0xc0, 0x3c, 0xbb, 0x43, 0xe8, 0xc8, 0x39, 0xb5, 0x39, 0xc6, 0xde,
+ 0x3d, 0xb4, 0x32, 0xba, 0x4f, 0x4c, 0xb9, 0x30, 0xb2, 0x3c, 0xec, 0xc1,
+ 0x33, 0xaf, 0x35, 0xc4, 0xd7, 0x3a, 0xb2, 0x31, 0xba, 0x56, 0x48, 0xb9,
+ 0x33, 0xb7, 0x44, 0x7e, 0xc3, 0x39, 0xb7, 0x3d, 0xcd, 0xe3, 0x42, 0xbd,
+ 0x3d, 0xc2, 0x58, 0x5d, 0xcb, 0x43, 0xc4, 0x4c, 0xd8, 0xf8, 0x58, 0xcd,
+ 0x4c, 0xcb, 0x4e, 0xda, 0x71, 0x5c, 0xcc, 0x46, 0xc4, 0x49, 0xdc, 0xdc,
+ 0x46, 0xbe, 0x3d, 0xc4, 0x59, 0x53, 0xbe, 0x38, 0xb8, 0x41, 0xe1, 0xc5,
+ 0x39, 0xb3, 0x38, 0xc4, 0xde, 0x3d, 0xb2, 0x32, 0xb9, 0x4e, 0x4b, 0xb7,
+ 0x30, 0xb3, 0x3d, 0xf2, 0xbf, 0x33, 0xb1, 0x36, 0xc9, 0xd9, 0x3a, 0xb4,
+ 0x33, 0xbc, 0x58, 0x49, 0xba, 0x36, 0xb9, 0x46, 0x7e, 0xc8, 0x3c, 0xba,
+ 0x3f, 0xcd, 0xe8, 0x4b, 0xc1, 0x41, 0xc7, 0x57, 0xfe, 0xd3, 0x4e, 0xc9,
+ 0x4d, 0xd0, 0x5e, 0x7c, 0xda, 0x4e, 0xca, 0x47, 0xcd, 0x5b, 0x68, 0xcc,
+ 0x40, 0xbf, 0x42, 0xd2, 0xe4, 0x42, 0xbd, 0x3a, 0xbf, 0x56, 0x50, 0xbd,
+ 0x36, 0xb6, 0x40, 0xe2, 0xc5, 0x36, 0xb2, 0x37, 0xc5, 0xde, 0x3c, 0xb3,
+ 0x32, 0xba, 0x52, 0x4a, 0xb7, 0x31, 0xb4, 0x3f, 0xef, 0xbf, 0x34, 0xb2,
+ 0x39, 0xc8, 0xd3, 0x3c, 0xb6, 0x37, 0xbe, 0x5c, 0x4c, 0xbd, 0x39, 0xbc,
+ 0x49, 0xf2, 0xcc, 0x3f, 0xbf, 0x44, 0xcf, 0xfd, 0x51, 0xca, 0x48, 0xcb,
+ 0x54, 0xe4, 0xeb, 0x57, 0xcf, 0x4d, 0xcc, 0x4f, 0xe0, 0xee, 0x51, 0xc7,
+ 0x44, 0xc6, 0x4f, 0x78, 0xcc, 0x3f, 0xbd, 0x3e, 0xce, 0xe5, 0x42, 0xba,
+ 0x38, 0xbe, 0x50, 0x4f, 0xbb, 0x35, 0xb6, 0x3e, 0xe8, 0xc2, 0x36, 0xb2,
+ 0x37, 0xc6, 0xda, 0x3c, 0xb3, 0x32, 0xba, 0x55, 0x4a, 0xb7, 0x33, 0xb5,
+ 0x41, 0x7e, 0xbf, 0x37, 0xb4, 0x3b, 0xcd, 0xd8, 0x3e, 0xb8, 0x39, 0xc2,
+ 0x5b, 0x4f, 0xc0, 0x3c, 0xbf, 0x4a, 0xee, 0xd1, 0x47, 0xc5, 0x47, 0xd0,
+ 0x68, 0x63, 0xd0, 0x4d, 0xcd, 0x4e, 0xd6, 0x67, 0x68, 0xd6, 0x4b, 0xc9,
+ 0x4a, 0xd1, 0x6e, 0x52, 0xc5, 0x3f, 0xc0, 0x4b, 0xfd, 0xcb, 0x3d, 0xba,
+ 0x3d, 0xcc, 0xe2, 0x41, 0xb8, 0x37, 0xbc, 0x53, 0x4e, 0xba, 0x34, 0xb6,
+ 0x3f, 0xee, 0xc1, 0x36, 0xb2, 0x38, 0xc8, 0xd6, 0x3c, 0xb3, 0x34, 0xbc,
+ 0x58, 0x49, 0xb9, 0x34, 0xb7, 0x44, 0x73, 0xc3, 0x38, 0xb7, 0x3d, 0xce,
+ 0xd9, 0x40, 0xbc, 0x3c, 0xc5, 0x5e, 0x55, 0xc6, 0x40, 0xc3, 0x4d, 0xe5,
+ 0xde, 0x4d, 0xca, 0x4b, 0xce, 0x5c, 0xfa, 0xe1, 0x54, 0xcd, 0x4d, 0xcd,
+ 0x56, 0xf3, 0xd9, 0x4a, 0xc4, 0x44, 0xcb, 0x67, 0x53, 0xc3, 0x3d, 0xbe,
+ 0x48, 0xf0, 0xca, 0x3c, 0xb8, 0x3b, 0xca, 0xdf, 0x3f, 0xb7, 0x36, 0xbc,
+ 0x54, 0x4c, 0xb9, 0x34, 0xb6, 0x40, 0xf7, 0xc1, 0x36, 0xb3, 0x39, 0xca,
+ 0xd6, 0x3c, 0xb4, 0x35, 0xbe, 0x5b, 0x49, 0xba, 0x36, 0xba, 0x47, 0x6f,
+ 0xc5, 0x3b, 0xba, 0x3f, 0xd2, 0xdd, 0x46, 0xbe, 0x3f, 0xc9, 0x5c, 0x5d,
+ 0xcc, 0x47, 0xc8, 0x4e, 0xdd, 0xf5, 0x5a, 0xd1, 0x4e, 0xcf, 0x52, 0xde,
+ 0x7d, 0x5c, 0xcf, 0x49, 0xc9, 0x4d, 0xdd, 0xde, 0x49, 0xc1, 0x3f, 0xc6,
+ 0x5d, 0x53, 0xc0, 0x3b, 0xbc, 0x46, 0xeb, 0xc8, 0x3b, 0xb7, 0x3b, 0xc8,
+ 0xde, 0x3e, 0xb6, 0x35, 0xbb, 0x57, 0x4c, 0xb9, 0x34, 0xb6, 0x42, 0xff,
+ 0xc1, 0x36, 0xb4, 0x3a, 0xcc, 0xd7, 0x3d, 0xb7, 0x37, 0xbf, 0x5e, 0x4a,
+ 0xbc, 0x38, 0xbc, 0x4a, 0x6e, 0xc9, 0x3e, 0xbe, 0x43, 0xd5, 0xe2, 0x4b,
+ 0xc5, 0x45, 0xcb, 0x5e, 0x6e, 0xd6, 0x4e, 0xcd, 0x51, 0xd7, 0x65, 0x74,
+ 0xdc, 0x54, 0xcd, 0x4d, 0xd1, 0x5e, 0x6b, 0xcf, 0x46, 0xc4, 0x47, 0xd7,
+ 0xe3, 0x48, 0xbe, 0x3d, 0xc3, 0x58, 0x54, 0xbe, 0x39, 0xba, 0x43, 0xee,
+ 0xc7, 0x3a, 0xb6, 0x3a, 0xc9, 0xdc, 0x3e, 0xb5, 0x35, 0xbd, 0x57, 0x4b,
+ 0xb9, 0x34, 0xb7, 0x43, 0x6f, 0xc1, 0x38, 0xb6, 0x3c, 0xcf, 0xd3, 0x3e,
+ 0xb8, 0x3a, 0xc3, 0x64, 0x4c, 0xbe, 0x3c, 0xbf, 0x4d, 0x72, 0xcc, 0x42,
+ 0xc1, 0x48, 0xd9, 0xed, 0x51, 0xcc, 0x4b, 0xcf, 0x5a, 0xef, 0xe8, 0x59,
+ 0xd3, 0x50, 0xd1, 0x58, 0xe1, 0xec, 0x56, 0xcc, 0x49, 0xca, 0x55, 0x7c,
+ 0xcf, 0x44, 0xbf, 0x43, 0xcf, 0xe5, 0x47, 0xbc, 0x3b, 0xbf, 0x56, 0x52,
+ 0xbe, 0x38, 0xb9, 0x42, 0xee, 0xc6, 0x39, 0xb6, 0x3a, 0xca, 0xdc, 0x3d,
+ 0xb6, 0x36, 0xbd, 0x59, 0x4a, 0xba, 0x35, 0xb9, 0x45, 0x6b, 0xc2, 0x39,
+ 0xb8, 0x3d, 0xd2, 0xd5, 0x3f, 0xbb, 0x3c, 0xc6, 0x69, 0x4f, 0xc1, 0x3f,
+ 0xc3, 0x50, 0x7d, 0xd0, 0x49, 0xc8, 0x4c, 0xd8, 0x7d, 0x5d, 0xd4, 0x4f,
+ 0xd2, 0x57, 0xde, 0x6e, 0x69, 0xda, 0x50, 0xcd, 0x4e, 0xd6, 0x71, 0x59,
+ 0xca, 0x44, 0xc5, 0x4d, 0xf3, 0xce, 0x41, 0xbd, 0x3f, 0xcd, 0xe5, 0x45,
+ 0xbb, 0x3a, 0xbf, 0x55, 0x51, 0xbd, 0x37, 0xb9, 0x43, 0xf1, 0xc5, 0x39,
+ 0xb6, 0x3b, 0xcc, 0xd9, 0x3d, 0xb7, 0x37, 0xbf, 0x5d, 0x49, 0xbb, 0x37,
+ 0xba, 0x48, 0x69, 0xc4, 0x3b, 0xba, 0x40, 0xd5, 0xd7, 0x42, 0xbd, 0x3f,
+ 0xc9, 0x69, 0x52, 0xc7, 0x44, 0xc7, 0x52, 0xfa, 0xda, 0x4f, 0xcd, 0x4f,
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+ 0xcf, 0xd7, 0x3e, 0xb9, 0x3a, 0xc2, 0x62, 0x4c, 0xbd, 0x3b, 0xbe, 0x4d,
+ 0x6b, 0xc9, 0x3f, 0xbf, 0x46, 0xd9, 0xde, 0x4b, 0xc5, 0x47, 0xce, 0x63,
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+ 0xc8, 0x5b, 0x59, 0xc4, 0x3d, 0xbe, 0x47, 0xec, 0xcc, 0x3d, 0xba, 0x3d,
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+ 0x7d, 0xc5, 0x3b, 0xb9, 0x3e, 0xd0, 0xd8, 0x40, 0xbb, 0x3c, 0xc5, 0x63,
+ 0x4d, 0xc0, 0x3d, 0xc1, 0x4e, 0x6e, 0xcd, 0x44, 0xc4, 0x49, 0xdb, 0xec,
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+ 0xd6, 0xe8, 0x4b, 0xc0, 0x3f, 0xc5, 0x5b, 0x58, 0xc2, 0x3c, 0xbd, 0x47,
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+ 0x4d, 0xbd, 0x39, 0xbc, 0x48, 0x73, 0xc6, 0x3c, 0xbb, 0x3f, 0xd4, 0xd9,
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+ 0x4a, 0xc8, 0x4d, 0xd9, 0xf6, 0x5c, 0xd0, 0x51, 0xd2, 0x5c, 0xe8, 0xf2,
+ 0x62, 0xd8, 0x55, 0xd4, 0x56, 0xe1, 0x7c, 0x59, 0xcf, 0x49, 0xcc, 0x53,
+ 0x7a, 0xd4, 0x46, 0xc4, 0x45, 0xd5, 0xef, 0x49, 0xc0, 0x3d, 0xc5, 0x57,
+ 0x55, 0xc2, 0x3b, 0xbd, 0x47, 0xed, 0xc9, 0x3d, 0xb9, 0x3e, 0xcc, 0xdb,
+ 0x43, 0xb9, 0x3b, 0xc0, 0x61, 0x4f, 0xbd, 0x3b, 0xbc, 0x4b, 0x75, 0xc6,
+ 0x3d, 0xbc, 0x43, 0xd7, 0xd9, 0x45, 0xbf, 0x40, 0xcc, 0x68, 0x54, 0xc9,
+ 0x44, 0xca, 0x53, 0x7d, 0xda, 0x4d, 0xce, 0x4f, 0xdb, 0x6d, 0x68, 0xdd,
+ 0x55, 0xd6, 0x56, 0xdc, 0x67, 0x71, 0xde, 0x53, 0xce, 0x4f, 0xd6, 0x6e,
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+ 0x54, 0xd9, 0x60, 0xf1, 0xed, 0x5f, 0xd7, 0x53, 0xd3, 0x5a, 0xeb, 0xe1,
+ 0x52, 0xca, 0x4b, 0xce, 0x68, 0x5c, 0xc9, 0x44, 0xc4, 0x4e, 0xec, 0xce,
+ 0x43, 0xbe, 0x42, 0xcf, 0xe4, 0x47, 0xbd, 0x3c, 0xc3, 0x5b, 0x50, 0xbf,
+ 0x3b, 0xbd, 0x48, 0x73, 0xc8, 0x3c, 0xbb, 0x3f, 0xd4, 0xda, 0x41, 0xbc,
+ 0x3d, 0xc7, 0x67, 0x4d, 0xc0, 0x3d, 0xc2, 0x4f, 0x68, 0xcb, 0x42, 0xc2,
+ 0x4a, 0xdd, 0xdd, 0x4d, 0xc7, 0x4a, 0xd1, 0x6d, 0x65, 0xd3, 0x52, 0xd1,
+ 0x5b, 0xe3, 0xf8, 0x68, 0xdd, 0x5a, 0xd8, 0x59, 0xde, 0x6d, 0x68, 0xd9,
+ 0x4e, 0xce, 0x4f, 0xe1, 0xeb, 0x4e, 0xc9, 0x45, 0xcd, 0x5d, 0x58, 0xc9,
+ 0x3f, 0xc2, 0x4b, 0xf6, 0xce, 0x3f, 0xbd, 0x40, 0xcf, 0xe0, 0x45, 0xbc,
+ 0x3d, 0xc3, 0x5e, 0x51, 0xbf, 0x3c, 0xbd, 0x4b, 0x7b, 0xc7, 0x3e, 0xbb,
+ 0x42, 0xd4, 0xd6, 0x45, 0xbd, 0x3f, 0xc9, 0x6f, 0x50, 0xc3, 0x40, 0xc5,
+ 0x53, 0x6c, 0xce, 0x46, 0xc7, 0x4c, 0xe0, 0xeb, 0x51, 0xce, 0x4d, 0xd7,
+ 0x5f, 0x6c, 0xe3, 0x57, 0xd9, 0x57, 0xde, 0x64, 0xfd, 0xe9, 0x5b, 0xd5,
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+ 0x44, 0xc9, 0x5f, 0x5a, 0xc6, 0x3f, 0xc0, 0x4b, 0xf5, 0xcd, 0x3f, 0xbd,
+ 0x40, 0xd2, 0xdf, 0x43, 0xbd, 0x3c, 0xc6, 0x5e, 0x4e, 0xbf, 0x3b, 0xbf,
+ 0x4c, 0x6b, 0xc9, 0x3e, 0xbd, 0x44, 0xda, 0xd8, 0x45, 0xbf, 0x42, 0xcc,
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+ 0xed, 0x5d, 0xd3, 0x55, 0xd7, 0x61, 0xec, 0xef, 0x65, 0xdc, 0x58, 0xd7,
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+ 0x4b, 0xf8, 0xca, 0x3f, 0xbc, 0x42, 0xd1, 0xd9, 0x45, 0xbc, 0x3e, 0xc6,
+ 0x6a, 0x4f, 0xbf, 0x3d, 0xc0, 0x4f, 0x67, 0xc9, 0x3f, 0xbf, 0x47, 0xdf,
+ 0xdb, 0x47, 0xc4, 0x44, 0xd1, 0x6c, 0x53, 0xcc, 0x48, 0xce, 0x58, 0x74,
+ 0xdc, 0x50, 0xd1, 0x54, 0xdf, 0x74, 0x6a, 0xde, 0x5b, 0xd9, 0x5d, 0xdd,
+ 0x6e, 0xfc, 0xdd, 0x5a, 0xcf, 0x54, 0xd6, 0x7b, 0x60, 0xcd, 0x4b, 0xc9,
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+ 0x5d, 0x52, 0xc4, 0x3d, 0xc0, 0x4b, 0x71, 0xcb, 0x3e, 0xbd, 0x41, 0xd7,
+ 0xdc, 0x43, 0xbe, 0x3e, 0xc9, 0x6a, 0x4e, 0xc1, 0x3e, 0xc3, 0x52, 0x6a,
+ 0xca, 0x43, 0xc1, 0x4b, 0xdd, 0xda, 0x4c, 0xc6, 0x4a, 0xd1, 0x77, 0x5d,
+ 0xce, 0x4e, 0xcf, 0x5c, 0xf3, 0xe5, 0x5a, 0xd8, 0x58, 0xdd, 0x62, 0xfb,
+ 0xf4, 0x5e, 0xdc, 0x54, 0xd9, 0x5a, 0xf6, 0xea, 0x52, 0xce, 0x4c, 0xd4,
+ 0x67, 0x5c, 0xcc, 0x46, 0xc8, 0x50, 0xf8, 0xd0, 0x45, 0xc0, 0x46, 0xd3,
+ 0xe1, 0x49, 0xbf, 0x3f, 0xc6, 0x63, 0x54, 0xc1, 0x3e, 0xbf, 0x4d, 0x76,
+ 0xc9, 0x3f, 0xbd, 0x44, 0xd8, 0xda, 0x44, 0xbe, 0x3f, 0xcb, 0x6b, 0x4e,
+ 0xc4, 0x3f, 0xc7, 0x53, 0x66, 0xcd, 0x45, 0xc6, 0x4d, 0xe3, 0xdf, 0x4e,
+ 0xcb, 0x4d, 0xd5, 0x6f, 0x65, 0xd6, 0x55, 0xd4, 0x5e, 0xe5, 0xf1, 0x6b,
+ 0xdc, 0x5d, 0xd8, 0x5e, 0xdf, 0x79, 0x6d, 0xd9, 0x53, 0xcf, 0x56, 0xe3,
+ 0xe8, 0x52, 0xcb, 0x49, 0xcf, 0x61, 0x5a, 0xcb, 0x43, 0xc6, 0x4d, 0x7c,
+ 0xd1, 0x42, 0xc0, 0x43, 0xd6, 0xe3, 0x47, 0xbf, 0x3e, 0xc8, 0x63, 0x51,
+ 0xc1, 0x3e, 0xc0, 0x4e, 0x6f, 0xc9, 0x3f, 0xbe, 0x47, 0xd9, 0xd7, 0x47,
+ 0xbf, 0x43, 0xcc, 0x79, 0x51, 0xc6, 0x44, 0xc9, 0x58, 0x6a, 0xd0, 0x49,
+ 0xca, 0x4f, 0xe6, 0xea, 0x54, 0xd1, 0x50, 0xdb, 0x65, 0x6e, 0xe4, 0x5a,
+ 0xdc, 0x5a, 0xe1, 0x67, 0xfe, 0xea, 0x5d, 0xd7, 0x55, 0xd8, 0x63, 0x74,
+ 0xd8, 0x4f, 0xcb, 0x4f, 0xdc, 0xe5, 0x50, 0xc7, 0x47, 0xcc, 0x65, 0x5b,
+ 0xc8, 0x43, 0xc4, 0x4e, 0xfa, 0xcd, 0x42, 0xbf, 0x44, 0xd6, 0xdf, 0x46,
+ 0xbf, 0x3f, 0xc9, 0x64, 0x4f, 0xc3, 0x3e, 0xc3, 0x4f, 0x68, 0xcb, 0x40,
+ 0xc0, 0x48, 0xde, 0xd9, 0x48, 0xc2, 0x45, 0xcf, 0x7b, 0x55, 0xc9, 0x48,
+ 0xcb, 0x5c, 0x75, 0xd3, 0x4f, 0xcd, 0x56, 0xe0, 0xed, 0x5e, 0xd7, 0x58,
+ 0xdb, 0x63, 0xef, 0xf5, 0x65, 0xdf, 0x5a, 0xdb, 0x5b, 0xea, 0x7d, 0x5d,
+ 0xd6, 0x4e, 0xd3, 0x59, 0x73, 0xd9, 0x4b, 0xca, 0x4b, 0xdc, 0xeb, 0x4d,
+ 0xc6, 0x44, 0xcb, 0x61, 0x59, 0xc7, 0x41, 0xc2, 0x4e, 0xfb, 0xcc, 0x42,
+ 0xbe, 0x46, 0xd5, 0xdb, 0x47, 0xbe, 0x40, 0xc9, 0x6e, 0x50, 0xc2, 0x3f,
+ 0xc4, 0x52, 0x69, 0xcb, 0x42, 0xc3, 0x4a, 0xe2, 0xdc, 0x49, 0xc6, 0x48,
+ 0xd4, 0x71, 0x56, 0xcd, 0x4a, 0xcf, 0x5b, 0x73, 0xdd, 0x53, 0xd3, 0x57,
+ 0xe2, 0x78, 0x6a, 0xdf, 0x5d, 0xdb, 0x5e, 0xe1, 0x6f, 0x7a, 0xe0, 0x5b,
+ 0xd4, 0x57, 0xdb, 0x79, 0x5f, 0xd0, 0x4d, 0xcd, 0x58, 0xfd, 0xd6, 0x4a,
+ 0xc7, 0x4a, 0xd9, 0xe8, 0x4c, 0xc5, 0x42, 0xcb, 0x5f, 0x55, 0xc7, 0x3f,
+ 0xc4, 0x4e, 0x71, 0xcd, 0x41, 0xbf, 0x46, 0xd9, 0xdb, 0x47, 0xbf, 0x41,
+ 0xcb, 0x70, 0x51, 0xc4, 0x42, 0xc5, 0x57, 0x6b, 0xcc, 0x46, 0xc4, 0x4d,
+ 0xe0, 0xdb, 0x4d, 0xc8, 0x4c, 0xd5, 0x78, 0x5d, 0xd1, 0x4f, 0xd3, 0x5d,
+ 0xfb, 0xe6, 0x5a, 0xda, 0x59, 0xe1, 0x67, 0x7c, 0xf1, 0x5f, 0xde, 0x58,
+ 0xdc, 0x5e, 0xf9, 0xe8, 0x56, 0xd1, 0x4f, 0xd7, 0x6d, 0x5e, 0xce, 0x4a,
+ 0xcb, 0x55, 0xf7, 0xd3, 0x49, 0xc4, 0x4a, 0xd7, 0xe3, 0x4c, 0xc2, 0x43,
+ 0xca, 0x66, 0x56, 0xc5, 0x40, 0xc3, 0x4f, 0x74, 0xcc, 0x42, 0xc0, 0x47,
+ 0xdb, 0xdc, 0x47, 0xc1, 0x42, 0xce, 0x6e, 0x50, 0xc7, 0x43, 0xc9, 0x57,
+ 0x67, 0xcf, 0x48, 0xc9, 0x4e, 0xe6, 0xe0, 0x50, 0xcd, 0x4e, 0xd8, 0x6f,
+ 0x65, 0xd7, 0x55, 0xd7, 0x5f, 0xeb, 0xf3, 0x68, 0xde, 0x5e, 0xdc, 0x60,
+ 0xe5, 0x7b, 0x6b, 0xdc, 0x56, 0xd4, 0x59, 0xe8, 0xe8, 0x55, 0xcd, 0x4c,
+ 0xd3, 0x68, 0x5c, 0xcd, 0x47, 0xc9, 0x52, 0xfe, 0xd2, 0x47, 0xc4, 0x48,
+ 0xd8, 0xe2, 0x4a, 0xc2, 0x42, 0xcb, 0x68, 0x54, 0xc5, 0x40, 0xc4, 0x51,
+ 0x6e, 0xcc, 0x42, 0xc1, 0x49, 0xdd, 0xda, 0x49, 0xc3, 0x46, 0xcf, 0x7a,
+ 0x53, 0xc8, 0x46, 0xcb, 0x5b, 0x6a, 0xd2, 0x4b, 0xcc, 0x52, 0xe7, 0xe7,
+ 0x56, 0xd2, 0x53, 0xdc, 0x6a, 0x6d, 0xe2, 0x5b, 0xdc, 0x5e, 0xe5, 0x6d,
+ 0x7a, 0xea, 0x5f, 0xda, 0x59, 0xdc, 0x68, 0x70, 0xdb, 0x52, 0xcf, 0x53,
+ 0xe0, 0xe9, 0x53, 0xcb, 0x4a, 0xcf, 0x66, 0x5c, 0xcb, 0x46, 0xc7, 0x51,
+ 0xfb, 0xcf, 0x46, 0xc2, 0x48, 0xd8, 0xdf, 0x4a, 0xc2, 0x42, 0xcb, 0x69,
+ 0x53, 0xc5, 0x41, 0xc5, 0x53, 0x6b, 0xcc, 0x44, 0xc3, 0x4a, 0xe0, 0xdb,
+ 0x4a, 0xc5, 0x48, 0xd2, 0x78, 0x55, 0xcb, 0x49, 0xce, 0x5c, 0x6e, 0xd7,
+ 0x4f, 0xcf, 0x56, 0xe6, 0xef, 0x5d, 0xd8, 0x59, 0xdc, 0x67, 0xf6, 0xee,
+ 0x65, 0xdf, 0x5d, 0xdd, 0x61, 0xec, 0xf4, 0x5f, 0xd8, 0x54, 0xd6, 0x5f,
+ 0x78, 0xda, 0x4f, 0xcc, 0x4f, 0xde, 0xea, 0x50, 0xc9, 0x48, 0xce, 0x64,
+ 0x5a, 0xca, 0x45, 0xc7, 0x50, 0x7b, 0xcf, 0x45, 0xc3, 0x48, 0xda, 0xde,
+ 0x4a, 0xc2, 0x43, 0xcc, 0x6d, 0x53, 0xc6, 0x43, 0xc7, 0x56, 0x6a, 0xcd,
+ 0x46, 0xc5, 0x4d, 0xe2, 0xdc, 0x4c, 0xc8, 0x4b, 0xd5, 0x7a, 0x59, 0xce,
+ 0x4d, 0xd0, 0x5e, 0x76, 0xdc, 0x55, 0xd4, 0x5a, 0xe5, 0x7d, 0x68, 0xdf,
+ 0x5d, 0xde, 0x60, 0xe9, 0x73, 0x70, 0xe4, 0x5c, 0xd9, 0x59, 0xe1, 0x7a,
+ 0x60, 0xd5, 0x4f, 0xd1, 0x5b, 0x7e, 0xd9, 0x4d, 0xca, 0x4d, 0xdb, 0xe8,
+ 0x4f, 0xc8, 0x47, 0xcd, 0x66, 0x5a, 0xc9, 0x44, 0xc6, 0x51, 0x78, 0xce,
+ 0x45, 0xc3, 0x49, 0xdb, 0xdd, 0x49, 0xc3, 0x44, 0xce, 0x6f, 0x53, 0xc7,
+ 0x44, 0xc9, 0x57, 0x69, 0xce, 0x48, 0xc8, 0x4e, 0xe6, 0xde, 0x4e, 0xcb,
+ 0x4d, 0xd8, 0x78, 0x5d, 0xd2, 0x50, 0xd5, 0x5f, 0xfc, 0xe4, 0x5c, 0xda,
+ 0x5c, 0xe2, 0x6e, 0x7d, 0xeb, 0x63, 0xde, 0x5d, 0xde, 0x65, 0xf9, 0xe7,
+ 0x5a, 0xd5, 0x54, 0xdb, 0x6f, 0x5f, 0xd2, 0x4d, 0xce, 0x58, 0x7d, 0xd7,
+ 0x4b, 0xc9, 0x4c, 0xdb, 0xe7, 0x4e, 0xc6, 0x46, 0xcd, 0x67, 0x58, 0xc8,
+ 0x44, 0xc7, 0x53, 0x72, 0xce, 0x45, 0xc3, 0x4a, 0xdd, 0xdc, 0x4a, 0xc4,
+ 0x46, 0xcf, 0x76, 0x54, 0xc9, 0x46, 0xcb, 0x5a, 0x69, 0xd0, 0x4a, 0xcb,
+ 0x51, 0xe8, 0xe1, 0x52, 0xce, 0x50, 0xdb, 0x72, 0x63, 0xda, 0x56, 0xda,
+ 0x5f, 0xf1, 0xf3, 0x65, 0xe0, 0x5e, 0xe0, 0x63, 0xec, 0x7c, 0x6a, 0xde,
+ 0x59, 0xd8, 0x5c, 0xec, 0xe9, 0x58, 0xd0, 0x4f, 0xd7, 0x6c, 0x5f, 0xcf,
+ 0x4b, 0xcc, 0x56, 0xfc, 0xd5, 0x4a, 0xc7, 0x4b, 0xdb, 0xe4, 0x4d, 0xc6,
+ 0x46, 0xcd, 0x69, 0x57, 0xc8, 0x44, 0xc7, 0x54, 0x6e, 0xce, 0x46, 0xc5,
+ 0x4b, 0xdf, 0xdc, 0x4b, 0xc6, 0x48, 0xd2, 0x79, 0x55, 0xcb, 0x49, 0xcd,
+ 0x5d, 0x6c, 0xd4, 0x4d, 0xcd, 0x55, 0xe8, 0xe6, 0x58, 0xd3, 0x55, 0xdd,
+ 0x6e, 0x6d, 0xe0, 0x5d, 0xdd, 0x5f, 0xe9, 0x73, 0x75, 0xe9, 0x60, 0xdd,
+ 0x5c, 0xe0, 0x6c, 0x6e, 0xde, 0x55, 0xd4, 0x57, 0xe6, 0xeb, 0x56, 0xce,
+ 0x4d, 0xd4, 0x6a, 0x5e, 0xce, 0x49, 0xcb, 0x55, 0xfe, 0xd3, 0x49, 0xc6,
+ 0x4b, 0xdb, 0xe2, 0x4c, 0xc5, 0x46, 0xce, 0x6c, 0x56, 0xc8, 0x45, 0xc8,
+ 0x56, 0x6c, 0xce, 0x47, 0xc6, 0x4d, 0xe3, 0xdd, 0x4c, 0xc8, 0x4a, 0xd5,
+ 0x7a, 0x57, 0xcd, 0x4b, 0xcf, 0x5e, 0x6d, 0xd8, 0x50, 0xd1, 0x58, 0xe9,
+ 0xee, 0x5d, 0xd9, 0x5a, 0xde, 0x6a, 0xfe, 0xec, 0x65, 0xe0, 0x5f, 0xe0,
+ 0x67, 0xf0, 0xf1, 0x63, 0xda, 0x58, 0xda, 0x65, 0x78, 0xdc, 0x53, 0xcf,
+ 0x54, 0xe1, 0xeb, 0x54, 0xcc, 0x4b, 0xd1, 0x68, 0x5d, 0xcd, 0x48, 0xca,
+ 0x54, 0x7b, 0xd2, 0x48, 0xc6, 0x4b, 0xdc, 0xe0, 0x4c, 0xc6, 0x47, 0xcf,
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+ 0x7b, 0x6e, 0xe5, 0x5e, 0xdc, 0x5d, 0xe6, 0xff, 0x63, 0xd8, 0x53, 0xd5,
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+ 0xd1, 0x4a, 0xca, 0x50, 0xe7, 0xdf, 0x50, 0xcd, 0x4f, 0xda, 0x79, 0x5e,
+ 0xd5, 0x52, 0xd7, 0x62, 0xff, 0xe4, 0x5c, 0xdb, 0x5d, 0xe5, 0x73, 0x77,
+ 0xea, 0x64, 0xe0, 0x5f, 0xe2, 0x6b, 0xfe, 0xe8, 0x5c, 0xd8, 0x58, 0xde,
+ 0x76, 0x63, 0xd5, 0x50, 0xd1, 0x5b, 0xff, 0xda, 0x4e, 0xcb, 0x4f, 0xdd,
+ 0xe9, 0x50, 0xca, 0x49, 0xcf, 0x69, 0x5b, 0xcb, 0x47, 0xc9, 0x55, 0x75,
+ 0xd1, 0x48, 0xc7, 0x4c, 0xde, 0xde, 0x4c, 0xc7, 0x49, 0xd2, 0x76, 0x57,
+ 0xcb, 0x49, 0xcd, 0x5c, 0x6b, 0xd3, 0x4c, 0xcd, 0x54, 0xe9, 0xe3, 0x54,
+ 0xcf, 0x52, 0xdc, 0x75, 0x64, 0xda, 0x58, 0xdb, 0x63, 0xf4, 0xee, 0x65,
+ 0xe0, 0x5f, 0xe3, 0x68, 0xf1, 0xf9, 0x6a, 0xe0, 0x5d, 0xdc, 0x60, 0xef,
+ 0xeb, 0x5b, 0xd5, 0x54, 0xda, 0x6d, 0x62, 0xd3, 0x4e, 0xcf, 0x59, 0xfd,
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+ 0xcb, 0x47, 0xca, 0x56, 0x73, 0xd1, 0x49, 0xc7, 0x4d, 0xdf, 0xdf, 0x4d,
+ 0xc8, 0x4a, 0xd4, 0x77, 0x58, 0xcd, 0x4b, 0xcf, 0x5d, 0x6d, 0xd6, 0x4e,
+ 0xcf, 0x56, 0xea, 0xe9, 0x59, 0xd5, 0x56, 0xde, 0x6f, 0x6d, 0xdf, 0x5d,
+ 0xdd, 0x62, 0xeb, 0x7c, 0x71, 0xe8, 0x62, 0xdf, 0x60, 0xe5, 0x73, 0x6f,
+ 0xdf, 0x5a, 0xd7, 0x5c, 0xe9, 0xec, 0x5a, 0xd1, 0x50, 0xd7, 0x6c, 0x61,
+ 0xd1, 0x4c, 0xcd, 0x58, 0xfd, 0xd7, 0x4c, 0xc9, 0x4d, 0xdd, 0xe7, 0x4f,
+ 0xc9, 0x49, 0xcf, 0x6b, 0x59, 0xcb, 0x47, 0xcb, 0x57, 0x6f, 0xd1, 0x49,
+ 0xc9, 0x4e, 0xe2, 0xdf, 0x4e, 0xca, 0x4c, 0xd6, 0x78, 0x5a, 0xcf, 0x4d,
+ 0xd1, 0x5f, 0x70, 0xda, 0x52, 0xd3, 0x59, 0xe9, 0xef, 0x5e, 0xda, 0x5a,
+ 0xdf, 0x6b, 0x7b, 0xeb, 0x63, 0xe1, 0x61, 0xe5, 0x6b, 0xfa, 0xf0, 0x64,
+ 0xdd, 0x5b, 0xde, 0x68, 0x75, 0xdf, 0x56, 0xd4, 0x58, 0xe4, 0xed, 0x58,
+ 0xcf, 0x4e, 0xd5, 0x6a, 0x60, 0xcf, 0x4b, 0xcc, 0x57, 0xfd, 0xd6, 0x4b,
+ 0xc9, 0x4d, 0xdd, 0xe5, 0x4f, 0xc9, 0x49, 0xd0, 0x6d, 0x5a, 0xcc, 0x48,
+ 0xcc, 0x59, 0x6f, 0xd3, 0x4b, 0xca, 0x4f, 0xe5, 0xe1, 0x50, 0xcc, 0x4e,
+ 0xd9, 0x77, 0x5d, 0xd2, 0x4f, 0xd5, 0x60, 0x77, 0xde, 0x57, 0xd7, 0x5c,
+ 0xe8, 0xfa, 0x67, 0xdf, 0x5e, 0xe0, 0x67, 0xf0, 0xfc, 0x6d, 0xe5, 0x5f,
+ 0xdf, 0x61, 0xeb, 0xfb, 0x65, 0xdb, 0x57, 0xd9, 0x61, 0x7c, 0xde, 0x54,
+ 0xd0, 0x54, 0xe1, 0xed, 0x56, 0xcd, 0x4d, 0xd3, 0x69, 0x5f, 0xce, 0x4b,
+ 0xcc, 0x57, 0x7d, 0xd5, 0x4b, 0xc9, 0x4e, 0xde, 0xe4, 0x4f, 0xc9, 0x4a,
+ 0xd2, 0x6f, 0x5a, 0xcc, 0x4a, 0xcd, 0x5b, 0x6f, 0xd4, 0x4c, 0xcc, 0x52,
+ 0xe7, 0xe4, 0x53, 0xce, 0x50, 0xdb, 0x76, 0x60, 0xd6, 0x54, 0xd8, 0x62,
+ 0xff, 0xe5, 0x5d, 0xdc, 0x5e, 0xe7, 0x75, 0x73, 0xe9, 0x64, 0xe2, 0x63,
+ 0xe7, 0x6f, 0x7b, 0xe9, 0x5f, 0xdb, 0x5c, 0xe2, 0x78, 0x65, 0xd9, 0x54,
+ 0xd6, 0x5e, 0xfe, 0xdd, 0x51, 0xce, 0x52, 0xdf, 0xec, 0x54, 0xcd, 0x4c,
+ 0xd2, 0x69, 0x5d, 0xce, 0x4a, 0xcc, 0x57, 0x7a, 0xd5, 0x4b, 0xc9, 0x4e,
+ 0xdf, 0xe3, 0x4f, 0xca, 0x4b, 0xd4, 0x70, 0x5a, 0xcd, 0x4b, 0xce, 0x5c,
+ 0x6f, 0xd6, 0x4e, 0xce, 0x55, 0xe8, 0xe7, 0x57, 0xd2, 0x54, 0xdd, 0x73,
+ 0x66, 0xdb, 0x59, 0xdb, 0x63, 0xf5, 0xee, 0x65, 0xe0, 0x60, 0xe5, 0x6b,
+ 0xf7, 0xf6, 0x69, 0xe2, 0x5f, 0xdf, 0x65, 0xf5, 0xeb, 0x5d, 0xd8, 0x58,
+ 0xdd, 0x71, 0x65, 0xd7, 0x51, 0xd2, 0x5c, 0xfd, 0xdb, 0x4f, 0xcd, 0x50,
+ 0xde, 0xea, 0x53, 0xcc, 0x4c, 0xd2, 0x6a, 0x5d, 0xce, 0x4a, 0xcc, 0x58,
+ 0x78, 0xd4, 0x4b, 0xca, 0x4f, 0xe1, 0xe3, 0x4f, 0xcb, 0x4c, 0xd6, 0x74,
+ 0x5b, 0xcf, 0x4d, 0xd0, 0x5e, 0x70, 0xd9, 0x50, 0xd0, 0x58, 0xea, 0xeb,
+ 0x5b, 0xd6, 0x58, 0xdf, 0x6f, 0x6d, 0xe1, 0x5d, 0xde, 0x64, 0xed, 0xff,
+ 0x6e, 0xe8, 0x63, 0xe2, 0x64, 0xe9, 0x77, 0x6e, 0xe2, 0x5c, 0xdb, 0x5e,
+ 0xec, 0xed, 0x5c, 0xd5, 0x54, 0xda, 0x6d, 0x64, 0xd5, 0x4f, 0xd0, 0x5a,
+ 0xfd, 0xda, 0x4e, 0xcc, 0x4f, 0xde, 0xe9, 0x52, 0xcb, 0x4b, 0xd3, 0x6c,
+ 0x5c, 0xce, 0x4a, 0xcd, 0x5a, 0x74, 0xd5, 0x4c, 0xcb, 0x50, 0xe4, 0xe3,
+ 0x51, 0xcc, 0x4e, 0xd8, 0x77, 0x5c, 0xd1, 0x4f, 0xd4, 0x60, 0x72, 0xdc,
+ 0x55, 0xd5, 0x5b, 0xeb, 0xef, 0x5f, 0xdb, 0x5c, 0xe1, 0x6d, 0x7a, 0xeb,
+ 0x65, 0xe3, 0x64, 0xe8, 0x6e, 0xfc, 0xef, 0x66, 0xdf, 0x5e, 0xe0, 0x6b,
+ 0x76, 0xe0, 0x59, 0xd7, 0x5a, 0xe8, 0xee, 0x5a, 0xd2, 0x51, 0xd8, 0x6c,
+ 0x62, 0xd3, 0x4e, 0xcf, 0x5a, 0xff, 0xd9, 0x4e, 0xcc, 0x4f, 0xdf, 0xe7,
+ 0x51, 0xcb, 0x4c, 0xd4, 0x6e, 0x5c, 0xce, 0x4b, 0xce, 0x5b, 0x71, 0xd5,
+ 0x4d, 0xcd, 0x53, 0xe7, 0xe3, 0x53, 0xce, 0x50, 0xdb, 0x78, 0x5e, 0xd5,
+ 0x52, 0xd7, 0x63, 0x78, 0xdf, 0x5a, 0xd9, 0x5e, 0xea, 0xf9, 0x69, 0xe1,
+ 0x60, 0xe3, 0x6a, 0xf2, 0xfa, 0x6e, 0xe7, 0x63, 0xe1, 0x65, 0xed, 0xfa,
+ 0x67, 0xdd, 0x5a, 0xdc, 0x65, 0x7b, 0xdf, 0x57, 0xd4, 0x57, 0xe4, 0xee,
+ 0x59, 0xd0, 0x4f, 0xd6, 0x6b, 0x60, 0xd2, 0x4d, 0xce, 0x59, 0x7d, 0xd8,
+ 0x4d, 0xcc, 0x4f, 0xe0, 0xe7, 0x51, 0xcc, 0x4c, 0xd5, 0x6f, 0x5b, 0xce,
+ 0x4c, 0xcf, 0x5c, 0x70, 0xd7, 0x4e, 0xce, 0x55, 0xe9, 0xe5, 0x56, 0xd1,
+ 0x53, 0xdd, 0x78, 0x62, 0xd9, 0x57, 0xda, 0x66, 0x7e, 0xe6, 0x5e, 0xde,
+ 0x60, 0xe9, 0x78, 0x73, 0xea, 0x66, 0xe4, 0x66, 0xea, 0x71, 0x7a, 0xea,
+ 0x61, 0xde, 0x5e, 0xe5, 0x7a, 0x67, 0xdb, 0x57, 0xd8, 0x60, 0x7e, 0xde,
+ 0x54, 0xd1, 0x55, 0xe2, 0xed, 0x57, 0xcf, 0x4e, 0xd6, 0x6b, 0x5f, 0xd0,
+ 0x4c, 0xce, 0x5a, 0x7a, 0xd8, 0x4d, 0xcc, 0x50, 0xe3, 0xe5, 0x51, 0xcc,
+ 0x4d, 0xd7, 0x74, 0x5c, 0xcf, 0x4d, 0xd1, 0x5e, 0x6f, 0xd9, 0x50, 0xd0,
+ 0x58, 0xea, 0xe7, 0x59, 0xd4, 0x57, 0xde, 0x77, 0x68, 0xdd, 0x5b, 0xdd,
+ 0x66, 0xf7, 0xee, 0x67, 0xe3, 0x64, 0xe7, 0x6d, 0xf9, 0xf5, 0x6b, 0xe5,
+ 0x62, 0xe2, 0x68, 0xf6, 0xed, 0x5f, 0xdb, 0x5a, 0xdf, 0x72, 0x67, 0xd9,
+ 0x54, 0xd5, 0x5e, 0xfd, 0xdd, 0x52, 0xcf, 0x53, 0xe1, 0xed, 0x56, 0xce,
+ 0x4e, 0xd5, 0x6b, 0x5e, 0xd0, 0x4c, 0xce, 0x5a, 0x77, 0xd7, 0x4d, 0xcc,
+ 0x52, 0xe4, 0xe5, 0x53, 0xcd, 0x4e, 0xd8, 0x76, 0x5d, 0xd1, 0x4f, 0xd3,
+ 0x5f, 0x71, 0xdb, 0x53, 0xd4, 0x5a, 0xec, 0xec, 0x5d, 0xd9, 0x5a, 0xe1,
+ 0x72, 0x6e, 0xe3, 0x5f, 0xe0, 0x66, 0xef, 0xfe, 0x6f, 0xe9, 0x66, 0xe5,
+ 0x67, 0xec, 0x79, 0x70, 0xe5, 0x5e, 0xdd, 0x60, 0xee, 0xee, 0x5e, 0xd8,
+ 0x57, 0xdc, 0x6f, 0x67, 0xd8, 0x52, 0xd3, 0x5d, 0xfd, 0xdc, 0x51, 0xce,
+ 0x53, 0xe0, 0xeb, 0x55, 0xce, 0x4e, 0xd6, 0x6d, 0x5e, 0xd0, 0x4c, 0xcf,
+ 0x5b, 0x75, 0xd8, 0x4e, 0xcd, 0x53, 0xe6, 0xe5, 0x54, 0xce, 0x50, 0xda,
+ 0x78, 0x5e, 0xd4, 0x51, 0xd6, 0x63, 0x74, 0xdd, 0x57, 0xd7, 0x5d, 0xec,
+ 0xf0, 0x61, 0xdd, 0x5e, 0xe4, 0x6f, 0x7a, 0xec, 0x67, 0xe5, 0x67, 0xea,
+ 0x70, 0xfe, 0xf0, 0x68, 0xe2, 0x61, 0xe3, 0x6d, 0x77, 0xe4, 0x5c, 0xda,
+ 0x5d, 0xea, 0xef, 0x5d, 0xd6, 0x54, 0xdb, 0x6c, 0x65, 0xd6, 0x50, 0xd2,
+ 0x5c, 0xfe, 0xdc, 0x50, 0xce, 0x52, 0xe1, 0xea, 0x55, 0xcd, 0x4e, 0xd6,
+ 0x6e, 0x5e, 0xd0, 0x4d, 0xcf, 0x5d, 0x74, 0xd8, 0x4f, 0xce, 0x55, 0xe8,
+ 0xe6, 0x56, 0xd0, 0x53, 0xdc, 0x78, 0x60, 0xd7, 0x55, 0xd9, 0x65, 0x78,
+ 0xe2, 0x5b, 0xdb, 0x5f, 0xec, 0xfa, 0x69, 0xe3, 0x62, 0xe6, 0x6b, 0xf6,
+ 0xfa, 0x6e, 0xe9, 0x66, 0xe5, 0x68, 0xee, 0xfb, 0x69, 0xdf, 0x5d, 0xde,
+ 0x68, 0x7c, 0xe3, 0x5a, 0xd7, 0x5a, 0xe6, 0xef, 0x5c, 0xd3, 0x52, 0xd9,
+ 0x6c, 0x64, 0xd5, 0x4f, 0xd1, 0x5b, 0xff, 0xdb, 0x4f, 0xce, 0x53, 0xe2,
+ 0xe9, 0x55, 0xce, 0x4e, 0xd7, 0x70, 0x5e, 0xd1, 0x4e, 0xd1, 0x5e, 0x73,
+ 0xd9, 0x50, 0xd0, 0x58, 0xea, 0xe7, 0x58, 0xd3, 0x56, 0xde, 0x78, 0x64,
+ 0xdb, 0x59, 0xdc, 0x67, 0x7d, 0xe8, 0x5f, 0xdf, 0x62, 0xeb, 0x79, 0x72,
+ 0xeb, 0x67, 0xe7, 0x68, 0xec, 0x74, 0x79, 0xec, 0x64, 0xe0, 0x60, 0xe8,
+ 0x7a, 0x6a, 0xde, 0x5a, 0xdb, 0x63, 0xfe, 0xe1, 0x58, 0xd4, 0x58, 0xe4,
+ 0xef, 0x5a, 0xd2, 0x51, 0xd8, 0x6c, 0x63, 0xd4, 0x4f, 0xd0, 0x5c, 0x7d,
+ 0xda, 0x4f, 0xce, 0x53, 0xe3, 0xe8, 0x55, 0xce, 0x4f, 0xd9, 0x73, 0x5e,
+ 0xd2, 0x4f, 0xd4, 0x5f, 0x72, 0xdb, 0x53, 0xd3, 0x5a, 0xeb, 0xea, 0x5b,
+ 0xd7, 0x59, 0xe0, 0x75, 0x6a, 0xde, 0x5d, 0xde, 0x68, 0xf9, 0xef, 0x67,
+ 0xe5, 0x65, 0xe9, 0x6f, 0xfb, 0xf5, 0x6c, 0xe7, 0x64, 0xe5, 0x6a, 0xf8,
+ 0xee, 0x62, 0xdd, 0x5d, 0xe2, 0x73, 0x6a, 0xdc, 0x57, 0xd8, 0x5f, 0xfb,
+ 0xe0, 0x56, 0xd2, 0x57, 0xe2, 0xee, 0x59, 0xd1, 0x50, 0xd8, 0x6d, 0x62,
+ 0xd3, 0x4e, 0xd0, 0x5c, 0x7a, 0xda, 0x4f, 0xce, 0x54, 0xe5, 0xe8, 0x56,
+ 0xcf, 0x50, 0xda, 0x75, 0x5f, 0xd4, 0x51, 0xd6, 0x62, 0x74, 0xdd, 0x56,
+ 0xd6, 0x5c, 0xec, 0xed, 0x5e, 0xdb, 0x5c, 0xe3, 0x73, 0x6e, 0xe5, 0x60,
+ 0xe3, 0x68, 0xf1, 0xfd, 0x6f, 0xeb, 0x67, 0xe7, 0x69, 0xee, 0x7a, 0x71,
+ 0xe7, 0x61, 0xdf, 0x64, 0xef, 0xef, 0x60, 0xda, 0x5a, 0xde, 0x70, 0x69,
+ 0xda, 0x55, 0xd6, 0x5e, 0xfb, 0xde, 0x55, 0xd1, 0x56, 0xe2, 0xed, 0x59,
+ 0xd0, 0x50, 0xd8, 0x6d, 0x60, 0xd3, 0x4f, 0xd1, 0x5d, 0x79, 0xda, 0x50,
+ 0xcf, 0x56, 0xe7, 0xe8, 0x57, 0xd1, 0x53, 0xdc, 0x77, 0x60, 0xd7, 0x54,
+ 0xd8, 0x64, 0x76, 0xdf, 0x59, 0xd9, 0x5e, 0xed, 0xf2, 0x64, 0xde, 0x5f,
+ 0xe5, 0x6f, 0x79, 0xec, 0x68, 0xe7, 0x68, 0xec, 0x73, 0x7e, 0xf1, 0x6a,
+ 0xe5, 0x63, 0xe7, 0x6f, 0x77, 0xe7, 0x5e, 0xdc, 0x5e, 0xeb, 0xf2, 0x5f,
+ 0xd9, 0x57, 0xdc, 0x6d, 0x68, 0xd9, 0x53, 0xd5, 0x5d, 0xfc, 0xde, 0x53,
+ 0xd0, 0x55, 0xe3, 0xed, 0x58, 0xd0, 0x50, 0xd8, 0x6e, 0x60, 0xd3, 0x4f,
+ 0xd2, 0x5e, 0x77, 0xdb, 0x52, 0xd1, 0x57, 0xe8, 0xe9, 0x59, 0xd3, 0x55,
+ 0xdd, 0x78, 0x64, 0xd9, 0x57, 0xdb, 0x66, 0x7b, 0xe4, 0x5d, 0xdc, 0x61,
+ 0xec, 0xfa, 0x6b, 0xe4, 0x64, 0xe7, 0x6d, 0xf7, 0xf8, 0x6f, 0xea, 0x68,
+ 0xe8, 0x6a, 0xf2, 0xfa, 0x6b, 0xe3, 0x5f, 0xe1, 0x69, 0x7c, 0xe6, 0x5c,
+ 0xda, 0x5c, 0xe9, 0xf3, 0x5e, 0xd7, 0x55, 0xdb, 0x6c, 0x67, 0xd8, 0x52,
+ 0xd4, 0x5d, 0xfd, 0xdd, 0x53, 0xd0, 0x55, 0xe3, 0xec, 0x58, 0xd0, 0x50,
+ 0xd9, 0x6f, 0x61, 0xd4, 0x50, 0xd4, 0x5f, 0x77, 0xdc, 0x54, 0xd3, 0x59,
+ 0xea, 0xea, 0x5b, 0xd6, 0x58, 0xdf, 0x77, 0x67, 0xdc, 0x5a, 0xdd, 0x68,
+ 0xfe, 0xea, 0x62, 0xdf, 0x64, 0xeb, 0x7b, 0x73, 0xeb, 0x68, 0xe8, 0x6a,
+ 0xee, 0x77, 0x79, 0xed, 0x67, 0xe3, 0x64, 0xeb, 0x7c, 0x6b, 0xe0, 0x5c,
+ 0xdd, 0x65, 0xfe, 0xe5, 0x5a, 0xd8, 0x5a, 0xe6, 0xf3, 0x5d, 0xd5, 0x54,
+ 0xda, 0x6d, 0x67, 0xd7, 0x51, 0xd3, 0x5d, 0xfe, 0xdd, 0x53, 0xd0, 0x56,
+ 0xe5, 0xeb, 0x58, 0xd1, 0x52, 0xda, 0x71, 0x61, 0xd6, 0x52, 0xd6, 0x61,
+ 0x77, 0xdd, 0x56, 0xd5, 0x5b, 0xeb, 0xec, 0x5d, 0xd9, 0x5a, 0xe2, 0x75,
+ 0x6b, 0xe0, 0x5e, 0xe0, 0x68, 0xf9, 0xf0, 0x68, 0xe5, 0x66, 0xeb, 0x70,
+ 0xfe, 0xf4, 0x6c, 0xe9, 0x67, 0xe8, 0x6d, 0xfa, 0xef, 0x65, 0xdf, 0x5f,
+ 0xe6, 0x75, 0x6b, 0xde, 0x5a, 0xdb, 0x62, 0xfc, 0xe3, 0x59, 0xd6, 0x59,
+ 0xe5, 0xf2, 0x5c, 0xd4, 0x53, 0xda, 0x6d, 0x65, 0xd7, 0x51, 0xd4, 0x5e,
+ 0x7e, 0xdd, 0x53, 0xd1, 0x57, 0xe6, 0xeb, 0x59, 0xd2, 0x53, 0xdc, 0x75,
+ 0x62, 0xd7, 0x54, 0xd8, 0x64, 0x78, 0xdf, 0x59, 0xd8, 0x5d, 0xec, 0xee,
+ 0x60, 0xdc, 0x5d, 0xe4, 0x74, 0x70, 0xe6, 0x63, 0xe3, 0x6a, 0xf2, 0xfc,
+ 0x70, 0xeb, 0x69, 0xe9, 0x6b, 0xf0, 0x7d, 0x72, 0xe9, 0x64, 0xe3, 0x67,
+ 0xf2, 0xf2, 0x63, 0xdd, 0x5c, 0xe1, 0x70, 0x6b, 0xdd, 0x58, 0xd9, 0x5f,
+ 0xfb, 0xe2, 0x58, 0xd4, 0x58, 0xe5, 0xf1, 0x5b, 0xd4, 0x53, 0xda, 0x6d,
+ 0x64, 0xd6, 0x51, 0xd4, 0x5e, 0x7b, 0xdd, 0x54, 0xd2, 0x58, 0xe8, 0xeb,
+ 0x5a, 0xd4, 0x55, 0xdd, 0x76, 0x64, 0xd9, 0x57, 0xda, 0x65, 0x79, 0xe2,
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+ 0x5a, 0xe1, 0x76, 0x69, 0xde, 0x5c, 0xde, 0x69, 0xfd, 0xeb, 0x64, 0xe2,
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+ 0x5d, 0xda, 0x5d, 0xe8, 0xf4, 0x5f, 0xd8, 0x57, 0xdc, 0x6e, 0x69, 0xda,
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+ 0x54, 0xdc, 0x72, 0x64, 0xd8, 0x55, 0xd8, 0x63, 0x78, 0xdf, 0x58, 0xd8,
+ 0x5d, 0xed, 0xee, 0x5f, 0xdb, 0x5c, 0xe4, 0x76, 0x6d, 0xe2, 0x5f, 0xe2,
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+ 0x5d, 0xdd, 0x65, 0xfb, 0xe6, 0x5b, 0xd9, 0x5b, 0xe7, 0xf4, 0x5e, 0xd7,
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+ 0x6d, 0xf3, 0x7e, 0x72, 0xeb, 0x66, 0xe5, 0x69, 0xf5, 0xf3, 0x66, 0xdf,
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+ 0x5a, 0xe6, 0xf3, 0x5d, 0xd7, 0x56, 0xdc, 0x6e, 0x67, 0xd9, 0x55, 0xd7,
+ 0x5f, 0x7e, 0xdf, 0x57, 0xd5, 0x5a, 0xe9, 0xed, 0x5c, 0xd6, 0x58, 0xde,
+ 0x76, 0x67, 0xdb, 0x59, 0xdc, 0x66, 0x7b, 0xe5, 0x5d, 0xdc, 0x61, 0xee,
+ 0xf6, 0x67, 0xe2, 0x62, 0xe8, 0x71, 0x7a, 0xee, 0x69, 0xe9, 0x6b, 0xef,
+ 0x78, 0x7c, 0xf0, 0x6c, 0xe9, 0x69, 0xec, 0x76, 0x77, 0xea, 0x63, 0xe1,
+ 0x65, 0xee, 0xf4, 0x65, 0xdd, 0x5d, 0xe1, 0x70, 0x6d, 0xde, 0x59, 0xda,
+ 0x61, 0xfb, 0xe4, 0x59, 0xd7, 0x5a, 0xe6, 0xf2, 0x5d, 0xd6, 0x56, 0xdc,
+ 0x6e, 0x67, 0xd9, 0x55, 0xd8, 0x61, 0x7c, 0xdf, 0x58, 0xd6, 0x5b, 0xea,
+ 0xee, 0x5d, 0xd8, 0x59, 0xe0, 0x76, 0x69, 0xdd, 0x5b, 0xde, 0x68, 0x7d,
+ 0xe9, 0x5f, 0xdf, 0x63, 0xee, 0xfc, 0x6c, 0xe7, 0x66, 0xe9, 0x6f, 0xfb,
+ 0xf7, 0x6e, 0xec, 0x6a, 0xec, 0x6e, 0xf8, 0xf9, 0x6d, 0xe7, 0x65, 0xe7,
+ 0x6e, 0x7c, 0xea, 0x61, 0xde, 0x61, 0xec, 0xf6, 0x64, 0xdc, 0x5b, 0xdf,
+ 0x6f, 0x6c, 0xdd, 0x58, 0xd9, 0x61, 0xfb, 0xe3, 0x59, 0xd6, 0x5a, 0xe7,
+ 0xf1, 0x5d, 0xd6, 0x56, 0xdd, 0x6f, 0x67, 0xda, 0x56, 0xd9, 0x62, 0x7c,
+ 0xe0, 0x59, 0xd8, 0x5d, 0xeb, 0xee, 0x5f, 0xda, 0x5b, 0xe2, 0x76, 0x6b,
+ 0xe0, 0x5d, 0xe0, 0x6a, 0xfe, 0xed, 0x65, 0xe4, 0x67, 0xee, 0x7b, 0x73,
+ 0xed, 0x6a, 0xeb, 0x6d, 0xf2, 0x7b, 0x77, 0xee, 0x6a, 0xe9, 0x6a, 0xef,
+ 0x7e, 0x6e, 0xe6, 0x61, 0xe2, 0x6a, 0xfe, 0xe9, 0x5f, 0xdc, 0x5f, 0xea,
+ 0xf7, 0x62, 0xdb, 0x5a, 0xde, 0x6e, 0x6c, 0xdc, 0x58, 0xd9, 0x60, 0xfc,
+ 0xe2, 0x59, 0xd6, 0x5a, 0xe7, 0xef, 0x5d, 0xd7, 0x57, 0xde, 0x72, 0x67,
+ 0xdb, 0x57, 0xda, 0x64, 0x7b, 0xe2, 0x5b, 0xda, 0x5e, 0xed, 0xf0, 0x61,
+ 0xdd, 0x5e, 0xe5, 0x77, 0x6e, 0xe4, 0x61, 0xe3, 0x6c, 0xf9, 0xf1, 0x6b,
+ 0xe8, 0x6a, 0xed, 0x75, 0x7e, 0xf5, 0x6e, 0xec, 0x6b, 0xec, 0x71, 0xfe,
+ 0xf1, 0x69, 0xe5, 0x65, 0xea, 0x78, 0x6e, 0xe4, 0x5e, 0xdf, 0x67, 0xfc,
+ 0xe9, 0x5e, 0xdb, 0x5d, 0xe9, 0xf6, 0x61, 0xda, 0x59, 0xde, 0x6e, 0x6b,
+ 0xdc, 0x57, 0xd9, 0x61, 0xfd, 0xe2, 0x59, 0xd7, 0x5b, 0xe9, 0xef, 0x5d,
+ 0xd8, 0x58, 0xdf, 0x73, 0x68, 0xdc, 0x59, 0xdc, 0x66, 0x7b, 0xe4, 0x5c,
+ 0xdc, 0x60, 0xee, 0xf4, 0x65, 0xdf, 0x60, 0xe7, 0x75, 0x73, 0xe9, 0x66,
+ 0xe7, 0x6c, 0xf5, 0xfa, 0x71, 0xed, 0x6b, 0xec, 0x6e, 0xf6, 0xfe, 0x73,
+ 0xec, 0x68, 0xe9, 0x6b, 0xf7, 0xf5, 0x68, 0xe2, 0x61, 0xe7, 0x73, 0x6e,
+ 0xe2, 0x5d, 0xde, 0x65, 0xfa, 0xe8, 0x5d, 0xda, 0x5d, 0xe8, 0xf6, 0x5f,
+ 0xd9, 0x59, 0xdd, 0x6f, 0x6a, 0xdc, 0x58, 0xd9, 0x62, 0xfe, 0xe2, 0x59,
+ 0xd7, 0x5c, 0xe9, 0xef, 0x5e, 0xd9, 0x5a, 0xdf, 0x75, 0x69, 0xdd, 0x5b,
+ 0xdd, 0x68, 0x7d, 0xe7, 0x5f, 0xde, 0x63, 0xee, 0xf7, 0x69, 0xe4, 0x64,
+ 0xe9, 0x72, 0x7b, 0xee, 0x6b, 0xea, 0x6c, 0xf0, 0x79, 0x7b, 0xf2, 0x6d,
+ 0xeb, 0x6b, 0xee, 0x76, 0x78, 0xec, 0x66, 0xe4, 0x67, 0xf0, 0xf7, 0x67,
+ 0xdf, 0x5e, 0xe4, 0x70, 0x6e, 0xe0, 0x5c, 0xdc, 0x63, 0xfa, 0xe7, 0x5c,
+ 0xd9, 0x5c, 0xe8, 0xf5, 0x5f, 0xd9, 0x58, 0xde, 0x6f, 0x6a, 0xdc, 0x58,
+ 0xda, 0x62, 0x7e, 0xe3, 0x5a, 0xd9, 0x5d, 0xeb, 0xf0, 0x5f, 0xdb, 0x5b,
+ 0xe2, 0x74, 0x6b, 0xdf, 0x5d, 0xdf, 0x69, 0x7e, 0xea, 0x63, 0xe1, 0x65,
+ 0xee, 0xfd, 0x6e, 0xe8, 0x68, 0xea, 0x6f, 0xfc, 0xf8, 0x6f, 0xed, 0x6c,
+ 0xed, 0x70, 0xf9, 0xf9, 0x6e, 0xe9, 0x68, 0xe9, 0x6f, 0x7c, 0xec, 0x64,
+ 0xe1, 0x64, 0xed, 0xf8, 0x66, 0xde, 0x5d, 0xe1, 0x6f, 0x6e, 0xdf, 0x5b,
+ 0xdc, 0x63, 0xfb, 0xe6, 0x5b, 0xd9, 0x5c, 0xe8, 0xf4, 0x5f, 0xd9, 0x59,
+ 0xde, 0x70, 0x6a, 0xdc, 0x59, 0xdb, 0x64, 0x7e, 0xe3, 0x5b, 0xda, 0x5e,
+ 0xec, 0xf0, 0x61, 0xdc, 0x5d, 0xe4, 0x75, 0x6d, 0xe2, 0x5f, 0xe1, 0x6b,
+ 0xfb, 0xee, 0x67, 0xe5, 0x68, 0xee, 0x7c, 0x75, 0xed, 0x6b, 0xec, 0x6e,
+ 0xf4, 0x7d, 0x77, 0xef, 0x6c, 0xea, 0x6b, 0xf1, 0xff, 0x6f, 0xe8, 0x64,
+ 0xe6, 0x6c, 0xff, 0xeb, 0x62, 0xdf, 0x61, 0xec, 0xf8, 0x65, 0xdd, 0x5c,
+ 0xe0, 0x6f, 0x6d, 0xdf, 0x5a, 0xdb, 0x63, 0xfa, 0xe6, 0x5b, 0xd9, 0x5c,
+ 0xe8, 0xf3, 0x5f, 0xda, 0x59, 0xdf, 0x71, 0x6a, 0xdd, 0x59, 0xdc, 0x65,
+ 0x7d, 0xe5, 0x5d, 0xdc, 0x5f, 0xed, 0xf3, 0x64, 0xde, 0x5f, 0xe6, 0x75,
+ 0x70, 0xe6, 0x63, 0xe5, 0x6c, 0xf8, 0xf3, 0x6c, 0xe9, 0x6a, 0xed, 0x76,
+ 0x7e, 0xf5, 0x6e, 0xec, 0x6c, 0xee, 0x74, 0xfe, 0xf2, 0x6b, 0xe8, 0x68,
+ 0xec, 0x7a, 0x6f, 0xe6, 0x61, 0xe2, 0x6a, 0xfc, 0xea, 0x60, 0xdd, 0x5f,
+ 0xea, 0xf8, 0x64, 0xdc, 0x5b, 0xdf, 0x6e, 0x6d, 0xde, 0x5a, 0xdb, 0x63,
+ 0xfb, 0xe5, 0x5b, 0xd9, 0x5d, 0xea, 0xf3, 0x5f, 0xda, 0x5a, 0xe0, 0x72,
+ 0x6b, 0xde, 0x5b, 0xdd, 0x67, 0x7e, 0xe7, 0x5e, 0xdd, 0x62, 0xee, 0xf6,
+ 0x68, 0xe1, 0x62, 0xe8, 0x74, 0x75, 0xeb, 0x68, 0xe8, 0x6c, 0xf6, 0xfb,
+ 0x72, 0xed, 0x6d, 0xed, 0x70, 0xf7, 0xfe, 0x74, 0xed, 0x6a, 0xea, 0x6d,
+ 0xf7, 0xf6, 0x6a, 0xe5, 0x64, 0xe9, 0x75, 0x70, 0xe5, 0x5f, 0xdf, 0x67,
+ 0xfa, 0xea, 0x5f, 0xdc, 0x5e, 0xe9, 0xf8, 0x63, 0xdc, 0x5b, 0xdf, 0x6f,
+ 0x6c, 0xde, 0x5a, 0xdb, 0x63, 0xfc, 0xe6, 0x5c, 0xda, 0x5e, 0xea, 0xf3,
+ 0x61, 0xdb, 0x5c, 0xe2, 0x74, 0x6c, 0xdf, 0x5d, 0xdf, 0x69, 0x7e, 0xe9,
+ 0x61, 0xdf, 0x64, 0xef, 0xfa, 0x6b, 0xe6, 0x65, 0xea, 0x72, 0x7b, 0xef,
+ 0x6c, 0xeb, 0x6d, 0xf1, 0x7a, 0x7a, 0xf3, 0x6e, 0xec, 0x6c, 0xef, 0x78,
+ 0x78, 0xed, 0x68, 0xe7, 0x6a, 0xf2, 0xf7, 0x6a, 0xe2, 0x61, 0xe6, 0x72,
+ 0x70, 0xe3, 0x5e, 0xde, 0x66, 0xfa, 0xe9, 0x5e, 0xdc, 0x5e, 0xe9, 0xf8,
+ 0x62, 0xdb, 0x5b, 0xdf, 0x6f, 0x6c, 0xde, 0x5a, 0xdc, 0x64, 0xfd, 0xe6,
+ 0x5c, 0xdb, 0x5e, 0xeb, 0xf4, 0x62, 0xdd, 0x5d, 0xe3, 0x74, 0x6d, 0xe2,
+ 0x5e, 0xe1, 0x69, 0xfd, 0xed, 0x65, 0xe3, 0x67, 0xee, 0xfe, 0x6f, 0xea,
+ 0x69, 0xeb, 0x70, 0xfb, 0xf7, 0x70, 0xed, 0x6d, 0xee, 0x72, 0xfa, 0xf9,
+ 0x6f, 0xeb, 0x6a, 0xeb, 0x71, 0x7c, 0xed, 0x67, 0xe3, 0x66, 0xee, 0xf9,
+ 0x69, 0xe0, 0x5f, 0xe4, 0x71, 0x71, 0xe2, 0x5d, 0xdd, 0x65, 0xf8, 0xe9,
+ 0x5e, 0xdb, 0x5e, 0xe8, 0xf7, 0x63, 0xdb, 0x5b, 0xdf, 0x70, 0x6d, 0xde,
+ 0x5b, 0xdc, 0x65, 0xfc, 0xe7, 0x5d, 0xdc, 0x5f, 0xec, 0xf5, 0x64, 0xde,
+ 0x5e, 0xe5, 0x73, 0x6f, 0xe5, 0x60, 0xe3, 0x6a, 0xfc, 0xf0, 0x68, 0xe7,
+ 0x69, 0xef, 0x7b, 0x75, 0xee, 0x6c, 0xec, 0x6f, 0xf5, 0x7d, 0x77, 0xef,
+ 0x6d, 0xec, 0x6d, 0xf3, 0xff, 0x70, 0xea, 0x66, 0xe8, 0x6e, 0xfe, 0xed,
+ 0x65, 0xe1, 0x64, 0xed, 0xfa, 0x68, 0xdf, 0x5e, 0xe2, 0x6f, 0x6f, 0xe1,
+ 0x5d, 0xdd, 0x65, 0xf9, 0xe9, 0x5e, 0xdb, 0x5e, 0xe9, 0xf6, 0x63, 0xdc,
+ 0x5b, 0xe0, 0x71, 0x6d, 0xdf, 0x5c, 0xdd, 0x66, 0xfe, 0xe9, 0x5f, 0xdd,
+ 0x61, 0xed, 0xf7, 0x67, 0xe0, 0x60, 0xe7, 0x74, 0x73, 0xe8, 0x64, 0xe6,
+ 0x6c, 0xf8, 0xf5, 0x6c, 0xeb, 0x6b, 0xee, 0x76, 0x7d, 0xf4, 0x6f, 0xed,
+ 0x6d, 0xef, 0x75, 0x7e, 0xf4, 0x6c, 0xe9, 0x6a, 0xee, 0x7a, 0x71, 0xe9,
+ 0x64, 0xe5, 0x6b, 0xfc, 0xed, 0x63, 0xdf, 0x62, 0xeb, 0xfa, 0x67, 0xde,
+ 0x5d, 0xe1, 0x6f, 0x6f, 0xe0, 0x5c, 0xdd, 0x64, 0xf9, 0xe8, 0x5e, 0xdb,
+ 0x5e, 0xea, 0xf6, 0x64, 0xdc, 0x5c, 0xe1, 0x72, 0x6d, 0xe0, 0x5d, 0xde,
+ 0x68, 0xfd, 0xea, 0x61, 0xdf, 0x63, 0xed, 0xf9, 0x6a, 0xe4, 0x63, 0xe9,
+ 0x74, 0x77, 0xec, 0x69, 0xe9, 0x6d, 0xf6, 0xfd, 0x73, 0xee, 0x6d, 0xee,
+ 0x72, 0xf9, 0xfd, 0x74, 0xee, 0x6c, 0xec, 0x6f, 0xf9, 0xf6, 0x6c, 0xe8,
+ 0x66, 0xeb, 0x76, 0x72, 0xe8, 0x62, 0xe2, 0x69, 0xfa, 0xec, 0x62, 0xde,
+ 0x60, 0xea, 0xfb, 0x66, 0xde, 0x5d, 0xe1, 0x6f, 0x6f, 0xe0, 0x5c, 0xdd,
+ 0x65, 0xfa, 0xe9, 0x5e, 0xdc, 0x5f, 0xeb, 0xf7, 0x64, 0xdd, 0x5d, 0xe3,
+ 0x72, 0x6e, 0xe2, 0x5e, 0xe0, 0x69, 0xfc, 0xec, 0x64, 0xe1, 0x65, 0xef,
+ 0xfc, 0x6c, 0xe7, 0x66, 0xeb, 0x72, 0x7c, 0xf1, 0x6c, 0xec, 0x6d, 0xf2,
+ 0x7b, 0x7a, 0xf2, 0x6e, 0xed, 0x6e, 0xf1, 0x7a, 0x79, 0xee, 0x6a, 0xe9,
+ 0x6c, 0xf4, 0xf9, 0x6b, 0xe5, 0x64, 0xe8, 0x73, 0x73, 0xe6, 0x60, 0xe0,
+ 0x68, 0xf9, 0xec, 0x61, 0xde, 0x5f, 0xea, 0xfa, 0x66, 0xde, 0x5d, 0xe1,
+ 0x6f, 0x6f, 0xe1, 0x5c, 0xdd, 0x66, 0xfb, 0xe9, 0x5e, 0xdd, 0x5f, 0xec,
+ 0xf7, 0x65, 0xde, 0x5e, 0xe5, 0x74, 0x6f, 0xe5, 0x60, 0xe2, 0x6a, 0xfc,
+ 0xee, 0x67, 0xe5, 0x68, 0xef, 0xfe, 0x71, 0xeb, 0x6a, 0xec, 0x72, 0xfc,
+ 0xf8, 0x71, 0xee, 0x6e, 0xef, 0x74, 0xfb, 0xf9, 0x70, 0xed, 0x6c, 0xed,
+ 0x73, 0x7d, 0xef, 0x69, 0xe6, 0x68, 0xef, 0xfa, 0x6b, 0xe3, 0x62, 0xe6,
+ 0x72, 0x73, 0xe5, 0x5f, 0xdf, 0x67, 0xf8, 0xeb, 0x60, 0xdd, 0x5f, 0xea,
+ 0xfb, 0x65, 0xde, 0x5d, 0xe2, 0x6f, 0x6e, 0xe1, 0x5d, 0xde, 0x66, 0xfd,
+ 0xea, 0x5f, 0xde, 0x61, 0xed, 0xf8, 0x67, 0xe0, 0x60, 0xe7, 0x74, 0x71,
+ 0xe8, 0x63, 0xe5, 0x6c, 0xfa, 0xf1, 0x6b, 0xe8, 0x6a, 0xef, 0x7c, 0x77,
+ 0xef, 0x6d, 0xed, 0x71, 0xf5, 0x7e, 0x79, 0xf0, 0x6e, 0xed, 0x6f, 0xf4,
+ 0xfe, 0x73, 0xeb, 0x69, 0xe9, 0x6f, 0xfd, 0xee, 0x67, 0xe4, 0x66, 0xed,
+ 0xfb, 0x6a, 0xe2, 0x60, 0xe5, 0x70, 0x72, 0xe5, 0x5e, 0xdf, 0x66, 0xf8,
+ 0xeb, 0x5f, 0xdd, 0x5f, 0xea, 0xfa, 0x65, 0xde, 0x5d, 0xe3, 0x6f, 0x6e,
+ 0xe2, 0x5d, 0xdf, 0x67, 0xfc, 0xeb, 0x60, 0xdf, 0x63, 0xed, 0xf9, 0x69,
+ 0xe3, 0x63, 0xe9, 0x74, 0x75, 0xea, 0x67, 0xe8, 0x6d, 0xf9, 0xf7, 0x6e,
+ 0xec, 0x6c, 0xef, 0x78, 0x7e, 0xf5, 0x71, 0xee, 0x6e, 0xf0, 0x77, 0xfe,
+ 0xf4, 0x6e, 0xeb, 0x6c, 0xef, 0x7b, 0x74, 0xea, 0x67, 0xe7, 0x6d, 0xfb,
+ 0xee, 0x66, 0xe1, 0x64, 0xec, 0xfc, 0x69, 0xe1, 0x5f, 0xe4, 0x6f, 0x72,
+ 0xe4, 0x5e, 0xdf, 0x66, 0xf9, 0xeb, 0x5f, 0xdd, 0x5f, 0xeb, 0xf9, 0x66,
+ 0xde, 0x5e, 0xe3, 0x71, 0x6f, 0xe4, 0x5f, 0xe0, 0x69, 0xfc, 0xec, 0x63,
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+ 0xef, 0x74, 0xfc, 0xf6, 0x6f, 0xec, 0x6d, 0xf1, 0x7e, 0x73, 0xeb, 0x6a,
+ 0xeb, 0x73, 0x7d, 0xee, 0x69, 0xe7, 0x6b, 0xf5, 0xf6, 0x6b, 0xe7, 0x67,
+ 0xed, 0x7b, 0x6f, 0xe9, 0x66, 0xe9, 0x6f, 0x7b, 0xed, 0x67, 0xe7, 0x6b,
+ 0xf7, 0xf6, 0x6b, 0xe8, 0x68, 0xee, 0x7c, 0x72, 0xeb, 0x69, 0xec, 0x73,
+ 0x7d, 0xf2, 0x6d, 0xec, 0x6f, 0xf7, 0xfc, 0x75, 0xef, 0x6f, 0xf1, 0x78,
+ 0xfe, 0xf9, 0x75, 0xf2, 0x73, 0xf5, 0x7a, 0x7e, 0xf8, 0x74, 0xf1, 0x71,
+ 0xf4, 0x7c, 0x79, 0xf1, 0x6e, 0xee, 0x71, 0xfb, 0xf7, 0x6e, 0xeb, 0x6b,
+ 0xf0, 0x7c, 0x72, 0xeb, 0x69, 0xea, 0x71, 0x7d, 0xee, 0x68, 0xe7, 0x6b,
+ 0xf5, 0xf6, 0x6b, 0xe7, 0x68, 0xed, 0x7c, 0x70, 0xe9, 0x67, 0xe9, 0x70,
+ 0x7b, 0xed, 0x68, 0xe8, 0x6c, 0xf7, 0xf6, 0x6c, 0xe9, 0x6a, 0xef, 0x7b,
+ 0x74, 0xed, 0x6b, 0xed, 0x73, 0xff, 0xf5, 0x6f, 0xee, 0x6f, 0xf6, 0x7e,
+ 0x79, 0xf3, 0x71, 0xf2, 0x76, 0xfb, 0xfd, 0x78, 0xf5, 0x72, 0xf3, 0x76,
+ 0xfc, 0xfa, 0x74, 0xef, 0x6f, 0xf2, 0x79, 0x7a, 0xf1, 0x6d, 0xec, 0x6f,
+ 0xf9, 0xf7, 0x6d, 0xea, 0x6b, 0xee, 0x7c, 0x72, 0xeb, 0x68, 0xea, 0x70,
+ 0x7d, 0xee, 0x69, 0xe7, 0x6b, 0xf4, 0xf6, 0x6c, 0xe7, 0x68, 0xed, 0x7b,
+ 0x71, 0xea, 0x67, 0xea, 0x71, 0x7c, 0xee, 0x69, 0xe9, 0x6c, 0xf6, 0xf8,
+ 0x6e, 0xeb, 0x6b, 0xf0, 0x7a, 0x76, 0xef, 0x6d, 0xee, 0x73, 0xfd, 0xf9,
+ 0x72, 0xf0, 0x70, 0xf5, 0x7b, 0x7c, 0xf7, 0x73, 0xf3, 0x74, 0xf8, 0x7c,
+ 0x7b, 0xf5, 0x71, 0xf1, 0x72, 0xf9, 0xfd, 0x74, 0xee, 0x6d, 0xef, 0x77,
+ 0x7c, 0xf1, 0x6c, 0xeb, 0x6e, 0xf7, 0xf7, 0x6d, 0xe9, 0x6a, 0xee, 0x7c,
+ 0x72, 0xea, 0x68, 0xea, 0x70, 0x7d, 0xee, 0x69, 0xe7, 0x6b, 0xf5, 0xf6,
+ 0x6c, 0xe7, 0x69, 0xed, 0x7c, 0x72, 0xea, 0x68, 0xeb, 0x71, 0x7d, 0xef,
+ 0x6b, 0xea, 0x6d, 0xf7, 0xfa, 0x6f, 0xec, 0x6d, 0xf1, 0x7a, 0x7a, 0xf2,
+ 0x6f, 0xef, 0x74, 0xfa, 0xfc, 0x76, 0xf3, 0x72, 0xf4, 0x78, 0xfe, 0xfb,
+ 0x75, 0xf3, 0x72, 0xf4, 0x79, 0x7e, 0xf7, 0x70, 0xef, 0x70, 0xf5, 0xfe,
+ 0x75, 0xee, 0x6c, 0xee, 0x75, 0x7d, 0xf0, 0x6c, 0xea, 0x6d, 0xf7, 0xf8,
+ 0x6d, 0xe9, 0x69, 0xee, 0x7b, 0x73, 0xea, 0x68, 0xea, 0x70, 0x7d, 0xee,
+ 0x69, 0xe8, 0x6b, 0xf6, 0xf7, 0x6c, 0xe8, 0x69, 0xee, 0x7b, 0x73, 0xec,
+ 0x6a, 0xec, 0x71, 0x7d, 0xf2, 0x6c, 0xec, 0x6e, 0xf7, 0xfc, 0x73, 0xee,
+ 0x6e, 0xf1, 0x79, 0x7c, 0xf6, 0x72, 0xf1, 0x74, 0xf9, 0x7e, 0x7a, 0xf6,
+ 0x73, 0xf3, 0x75, 0xfa, 0xfe, 0x78, 0xf3, 0x70, 0xf1, 0x76, 0xfd, 0xf7,
+ 0x70, 0xed, 0x6e, 0xf3, 0x7e, 0x75, 0xed, 0x6c, 0xed, 0x73, 0x7e, 0xf0,
+ 0x6b, 0xea, 0x6c, 0xf6, 0xf8, 0x6d, 0xe9, 0x69, 0xee, 0x7b, 0x72, 0xeb,
+ 0x68, 0xea, 0x70, 0x7d, 0xee, 0x69, 0xe9, 0x6c, 0xf5, 0xf8, 0x6d, 0xea,
+ 0x6a, 0xef, 0x7b, 0x75, 0xed, 0x6b, 0xed, 0x72, 0xff, 0xf4, 0x6e, 0xed,
+ 0x6f, 0xf6, 0xfe, 0x75, 0xf1, 0x70, 0xf3, 0x78, 0xfe, 0xf9, 0x75, 0xf3,
+ 0x73, 0xf6, 0x7b, 0x7d, 0xf9, 0x74, 0xf2, 0x72, 0xf7, 0x7c, 0x7a, 0xf3,
+ 0x6f, 0xef, 0x73, 0xfb, 0xf8, 0x6f, 0xed, 0x6d, 0xf1, 0x7c, 0x75, 0xed,
+ 0x6b, 0xec, 0x73, 0x7d, 0xef, 0x6b, 0xe9, 0x6c, 0xf6, 0xf8, 0x6d, 0xe9,
+ 0x69, 0xee, 0x7a, 0x73, 0xeb, 0x69, 0xeb, 0x71, 0x7e, 0xef, 0x6b, 0xe9,
+ 0x6d, 0xf6, 0xf8, 0x6e, 0xea, 0x6c, 0xef, 0x7c, 0x77, 0xee, 0x6d, 0xee,
+ 0x74, 0xfe, 0xf7, 0x70, 0xef, 0x70, 0xf6, 0x7d, 0x78, 0xf5, 0x71, 0xf4,
+ 0x76, 0xfb, 0xfe, 0x78, 0xf6, 0x73, 0xf5, 0x76, 0xfd, 0xfb, 0x75, 0xf2,
+ 0x70, 0xf3, 0x7a, 0x7b, 0xf3, 0x6e, 0xed, 0x71, 0xf9, 0xf8, 0x6f, 0xec,
+ 0x6c, 0xef, 0x7c, 0x75, 0xec, 0x6a, 0xec, 0x71, 0x7e, 0xf0, 0x6a, 0xe9,
+ 0x6c, 0xf6, 0xf9, 0x6d, 0xe9, 0x69, 0xee, 0x7a, 0x73, 0xec, 0x69, 0xeb,
+ 0x71, 0x7e, 0xf0, 0x6b, 0xea, 0x6d, 0xf6, 0xfa, 0x6f, 0xec, 0x6d, 0xf0,
+ 0x7b, 0x79, 0xf0, 0x6e, 0xef, 0x75, 0xfc, 0xf9, 0x74, 0xf1, 0x72, 0xf6,
+ 0x7b, 0x7c, 0xf8, 0x75, 0xf4, 0x74, 0xf8, 0x7d, 0x7c, 0xf7, 0x73, 0xf2,
+ 0x74, 0xf9, 0xfd, 0x76, 0xf0, 0x6f, 0xf0, 0x77, 0x7d, 0xf3, 0x6d, 0xed,
+ 0x6f, 0xf8, 0xfa, 0x6f, 0xeb, 0x6b, 0xef, 0x7b, 0x75, 0xec, 0x6a, 0xeb,
+ 0x71, 0x7e, 0xf0, 0x6a, 0xe9, 0x6c, 0xf5, 0xf9, 0x6d, 0xea, 0x6a, 0xee,
+ 0x7a, 0x74, 0xed, 0x6a, 0xec, 0x71, 0x7e, 0xf2, 0x6c, 0xec, 0x6e, 0xf5,
+ 0xfc, 0x72, 0xed, 0x6e, 0xf1, 0x79, 0x7b, 0xf3, 0x70, 0xef, 0x74, 0xfa,
+ 0xfc, 0x78, 0xf3, 0x73, 0xf4, 0x79, 0xfc, 0xfa, 0x77, 0xf3, 0x74, 0xf4,
+ 0x7a, 0xfe, 0xf7, 0x73, 0xef, 0x71, 0xf7, 0x7e, 0x76, 0xef, 0x6e, 0xef,
+ 0x75, 0x7d, 0xf3, 0x6d, 0xec, 0x6e, 0xf7, 0xfa, 0x6e, 0xeb, 0x6b, 0xef,
+ 0x79, 0x74, 0xed, 0x69, 0xeb, 0x6f, 0x7e, 0xf1, 0x6a, 0xea, 0x6c, 0xf6,
+ 0xfa, 0x6e, 0xeb, 0x6a, 0xef, 0x7a, 0x76, 0xee, 0x6b, 0xed, 0x72, 0xfe,
+ 0xf4, 0x6e, 0xed, 0x6f, 0xf6, 0xfd, 0x75, 0xef, 0x6f, 0xf1, 0x79, 0x7e,
+ 0xf6, 0x75, 0xf1, 0x76, 0xf8, 0xfd, 0x7a, 0xf5, 0x74, 0xf2, 0x76, 0xf8,
+ 0x7e, 0x7a, 0xf6, 0x71, 0xec, 0x76, 0xfa, 0x7e, 0x7b, 0xf9, 0x72, 0xf5,
+ 0x7d, 0xfb, 0xfb, 0x76, 0xf9, 0x75, 0x7b, 0xf1, 0x77, 0xfe, 0x7a, 0xfb,
+ 0x7e, 0x73, 0xfa, 0x7e, 0xfb, 0x7d, 0x77, 0xf7, 0x7e, 0x7c, 0xfe, 0x78,
+ 0xfa, 0x7e, 0xff, 0x7e, 0x76, 0xf9, 0xfd, 0xf9, 0xfe, 0x75, 0xf1, 0x76,
+ 0x7c, 0xfc, 0x7a, 0xf3, 0x70, 0xfd, 0x7e, 0x7d, 0xf3, 0x70, 0xf7, 0x78,
+ 0x7e, 0xf9, 0x72, 0xef, 0x77, 0xfc, 0xfd, 0x75, 0xee, 0x72, 0xf7, 0xfb
+#endif
+};
+
+static short MuLawDecompressTable[256] =
+{
+ -32124,-31100,-30076,-29052,-28028,-27004,-25980,-24956,
+ -23932,-22908,-21884,-20860,-19836,-18812,-17788,-16764,
+ -15996,-15484,-14972,-14460,-13948,-13436,-12924,-12412,
+ -11900,-11388,-10876,-10364, -9852, -9340, -8828, -8316,
+ -7932, -7676, -7420, -7164, -6908, -6652, -6396, -6140,
+ -5884, -5628, -5372, -5116, -4860, -4604, -4348, -4092,
+ -3900, -3772, -3644, -3516, -3388, -3260, -3132, -3004,
+ -2876, -2748, -2620, -2492, -2364, -2236, -2108, -1980,
+ -1884, -1820, -1756, -1692, -1628, -1564, -1500, -1436,
+ -1372, -1308, -1244, -1180, -1116, -1052, -988, -924,
+ -876, -844, -812, -780, -748, -716, -684, -652,
+ -620, -588, -556, -524, -492, -460, -428, -396,
+ -372, -356, -340, -324, -308, -292, -276, -260,
+ -244, -228, -212, -196, -180, -164, -148, -132,
+ -120, -112, -104, -96, -88, -80, -72, -64,
+ -56, -48, -40, -32, -24, -16, -8, -1,
+ 32124, 31100, 30076, 29052, 28028, 27004, 25980, 24956,
+ 23932, 22908, 21884, 20860, 19836, 18812, 17788, 16764,
+ 15996, 15484, 14972, 14460, 13948, 13436, 12924, 12412,
+ 11900, 11388, 10876, 10364, 9852, 9340, 8828, 8316,
+ 7932, 7676, 7420, 7164, 6908, 6652, 6396, 6140,
+ 5884, 5628, 5372, 5116, 4860, 4604, 4348, 4092,
+ 3900, 3772, 3644, 3516, 3388, 3260, 3132, 3004,
+ 2876, 2748, 2620, 2492, 2364, 2236, 2108, 1980,
+ 1884, 1820, 1756, 1692, 1628, 1564, 1500, 1436,
+ 1372, 1308, 1244, 1180, 1116, 1052, 988, 924,
+ 876, 844, 812, 780, 748, 716, 684, 652,
+ 620, 588, 556, 524, 492, 460, 428, 396,
+ 372, 356, 340, 324, 308, 292, 276, 260,
+ 244, 228, 212, 196, 180, 164, 148, 132,
+ 120, 112, 104, 96, 88, 80, 72, 64,
+ 56, 48, 40, 32, 24, 16, 8, 0
+};
+
+
+void vt_bell (VT *vt)
{
- CtxCommand *c = (CtxCommand *) entry;
- switch (entry->code)
+ if (vt->bell < 2)
+ return;
+ for (int i = 0; i < (int)sizeof (vt_bell_audio); i++)
+ {
+ int16_t val = MuLawDecompressTable[vt_bell_audio[i]] * vt->bell / 8;
+ terminal_queue_pcm (val, val);
+ }
+}
+
+
+void terminal_queue_pcm (int16_t sample_left, int16_t sample_right);
+
+void vt_audio (VT *vt, const char *command)
+{
+ AudioState *audio = &vt->audio;
+ // the simplest form of audio is raw audio
+ // _As=8000,c=2,b=8,e=u
+ //
+ // multiple voices:
+ // ids to queue - store samples as images...
+ //
+ // reusing samples
+ // .. pitch bend and be able to do a mod player?
+ const char *payload = NULL;
+ char key = 0;
+ int value;
+ int pos = 1;
+
+ audio->frames=0;
+ audio->action='t';
+
+ int configure = 0;
+ while (command[pos] != ';')
+ {
+ pos ++; // G or ,
+ if (command[pos] == ';') break;
+ key = command[pos]; pos++;
+ if (command[pos] == ';') break;
+ pos ++; // =
+ if (command[pos] == ';') break;
+
+ if (command[pos] >= '0' && command[pos] <= '9')
+ value = atoi(&command[pos]);
+ else
+ value = command[pos];
+ while (command[pos] &&
+ command[pos] != ',' &&
+ command[pos] != ';') pos++;
+
+ if (value=='?')
{
- case CTX_LINE_DASH_OFFSET:
- state->gstate.line_dash_offset = ctx_arg_float (0);
- break;
- case CTX_LINE_WIDTH:
- state->gstate.line_width = ctx_arg_float (0);
- break;
-#if CTX_ENABLE_SHADOW_BLUR
- case CTX_SHADOW_BLUR:
- state->gstate.shadow_blur = ctx_arg_float (0);
- break;
- case CTX_SHADOW_OFFSET_X:
- state->gstate.shadow_offset_x = ctx_arg_float (0);
- break;
- case CTX_SHADOW_OFFSET_Y:
- state->gstate.shadow_offset_y = ctx_arg_float (0);
+ char buf[256];
+ const char *range="";
+ switch (key)
+ {
+ case 's':range="8000,16000,24000,48000";break;
+ case 'b':range="8,16";break;
+ case 'B':range="512-65536";break;
+ case 'c':range="1";break;
+ case 'T':range="u,s,f";break;
+ case 'e':range="b,a";break;
+ case 'o':range="z,0";break;
+ case 'a':range="t,q";break;
+ default:range="unknown";break;
+ }
+ sprintf (buf, "\033_A%c=?;%s\033\\", key, range);
+ vt_write (vt, buf, strlen(buf));
+ return;
+ }
+
+ switch (key)
+ {
+ case 's': audio->samplerate = value; configure = 1; break;
+ case 'b': audio->bits = value; configure = 1; break;
+ case 'B': audio->buffer_size = value; configure = 1; break;
+ case 'c': audio->channels = value; configure = 1; break;
+ case 'a': audio->action = value; configure = 1; break;
+ case 'T': audio->type = value; configure = 1; break;
+ case 'f': audio->frames = value; configure = 1; break;
+ case 'e': audio->encoding = value; configure = 1; break;
+ case 'o': audio->compression = value; configure = 1; break;
+ case 'm':
+ audio->mic = value?1:0;
break;
+ }
+
+ if (configure)
+ {
+ /* these are the specific sample rates supported by opus,
+ * instead of enabling anything SDL supports, the initial
+ * implementation limits itself to the opus sample rates
+ */
+ if (audio->samplerate <= 8000)
+ {
+ audio->samplerate = 8000;
+ }
+ else if (audio->samplerate <= 16000)
+ {
+ audio->samplerate = 16000;
+ }
+ else if (audio->samplerate <= 24000)
+ {
+ audio->samplerate = 24000;
+ }
+ else
+ {
+ audio->samplerate = 48000;
+ }
+
+ if (audio->bits != 8 && audio->bits != 16)
+ audio->bits = 8;
+
+ if (audio->buffer_size > 2048)
+ audio->buffer_size = 2048;
+ else if (audio->buffer_size < 512)
+ audio->buffer_size = 512;
+
+ switch (audio->type)
+ {
+ case 'u':
+ case 's':
+ case 'f':
+ break;
+ default:
+ audio->type = 's';
+ }
+
+ /* only 1 and 2 channels supported */
+ if (audio->channels <= 0 || audio->channels > 2)
+ {
+ audio->channels = 1;
+ }
+ }
+ }
+
+ if (audio->frames || audio->action != 'd')
+ {
+ payload = &command[pos+1];
+
+ // accumulate incoming data
+ {
+ int chunk_size = strlen (payload);
+ int old_size = audio->data_size;
+ if (audio->data == NULL)
+ {
+ audio->data_size = chunk_size;
+ audio->data = malloc (audio->data_size + 1);
+ }
+ else
+ {
+ audio->data_size += chunk_size;
+ audio->data = realloc (audio->data, audio->data_size + 1);
+ }
+ memcpy (audio->data + old_size, payload, chunk_size);
+ audio->data[audio->data_size]=0;
+ }
+
+ if (audio->frames)
+ switch (audio->encoding)
+ {
+ case 'y':
+ audio->data_size = ydec (audio->data, audio->data, audio->data_size);
+ break;
+ case 'a':
+ {
+ int bin_length = audio->data_size;
+ if (bin_length)
+ {
+ uint8_t *data2 = malloc ((unsigned int)ctx_a85len ((char*)audio->data, audio->data_size) + 1);
+ // a85len is inaccurate but gives an upper bound,
+ // should be fixed.
+ bin_length = ctx_a85dec ((char*)audio->data,
+ (void*)data2,
+ bin_length);
+ free (audio->data);
+ audio->data = data2;
+ audio->data_size = bin_length;
+ }
+ }
+ break;
+
+ case 'b':
+ {
+ int bin_length = audio->data_size;
+ uint8_t *data2 = malloc (audio->data_size);
+ bin_length = ctx_base642bin ((char*)audio->data,
+ &bin_length,
+ data2);
+ memcpy (audio->data, data2, bin_length + 1);
+ audio->data_size = bin_length;
+ free (data2);
+ }
+ break;
+ }
+
+ if (audio->frames)
+ switch (audio->compression)
+ {
+ case 'z':
+ {
+ unsigned long actual_uncompressed_size = audio->frames * audio->bits/8 * audio->channels + 512;
+ unsigned char *data2 = malloc (actual_uncompressed_size);
+ /* if a buf size is set (rather compression, but
+ * this works first..) then */
+ int z_result = uncompress (data2, &actual_uncompressed_size,
+ audio->data,
+ audio->data_size);
+ if (z_result != Z_OK)
+ {
+ // fprintf (stderr, "[z error %i %i]", __LINE__, z_result);
+ }
+
+#if 0
+ // XXX : we seem to get buf-error (-5) here, which indicates not enough
+ // space in output buffer, which is odd
+ //
+ // it is non fatal though so we ignore it and use the validly
+ // decompressed bits.
+ {
+ char buf[256];
+ sprintf (buf, "\e_Ao=z;zlib error1 %i\e\\", z_result);
+ vt_write (vt, buf, strlen(buf));
+ //goto cleanup;
+ }
#endif
- case CTX_LINE_CAP:
- state->gstate.line_cap = (CtxLineCap) ctx_arg_u8 (0);
- break;
- case CTX_FILL_RULE:
- state->gstate.fill_rule = (CtxFillRule) ctx_arg_u8 (0);
- break;
- case CTX_LINE_JOIN:
- state->gstate.line_join = (CtxLineJoin) ctx_arg_u8 (0);
- break;
- case CTX_COMPOSITING_MODE:
- state->gstate.compositing_mode = (CtxCompositingMode) ctx_arg_u8 (0);
- break;
- case CTX_BLEND_MODE:
- state->gstate.blend_mode = (CtxBlend) ctx_arg_u8 (0);
- break;
- case CTX_TEXT_ALIGN:
- ctx_state_set (state, CTX_text_align, ctx_arg_u8 (0) );
- break;
- case CTX_TEXT_BASELINE:
- ctx_state_set (state, CTX_text_baseline, ctx_arg_u8 (0) );
- break;
- case CTX_TEXT_DIRECTION:
- ctx_state_set (state, CTX_text_direction, ctx_arg_u8 (0) );
- break;
- case CTX_GLOBAL_ALPHA:
- state->gstate.global_alpha_u8 = ctx_float_to_u8 (ctx_arg_float (0) );
- state->gstate.global_alpha_f = ctx_arg_float (0);
- break;
- case CTX_FONT_SIZE:
- state->gstate.font_size = ctx_arg_float (0);
- break;
- case CTX_MITER_LIMIT:
- state->gstate.miter_limit = ctx_arg_float (0);
- break;
- case CTX_COLOR_SPACE:
- /* move this out of this function and only do it in rasterizer? XXX */
- ctx_rasterizer_colorspace_icc (state, (CtxColorSpace)c->colorspace.space_slot,
- (char*)c->colorspace.data,
- c->colorspace.data_len);
+ free (audio->data);
+ audio->data = data2;
+ audio->data_size = actual_uncompressed_size;
+ }
+
break;
- case CTX_IMAGE_SMOOTHING:
- state->gstate.image_smoothing = c->entry.data.u8[0];
+ case 'o':
break;
- case CTX_STROKE_SOURCE:
- state->source = 1;
+ default:
break;
+ }
- case CTX_COLOR:
- {
- int is_stroke = (state->source != 0);
- CtxSource *source = is_stroke ?
- &state->gstate.source_stroke:
- &state->gstate.source_fill;
- state->source = 0;
+ if (audio->frames == 0)
+ {
+ /* implicit frame count */
+ audio->frames = audio->data_size /
+ (audio->bits/8) /
+ audio->channels;
+ }
- source->type = CTX_SOURCE_COLOR;
-
- //float components[5]={c->cmyka.c, c->cmyka.m, c->cmyka.y, c->cmyka.k, c->cmyka.a};
- switch ( ((int) ctx_arg_float (0)) & 511) // XXX remove 511 after stroke source is complete
- {
- case CTX_RGB:
- ctx_color_set_rgba (state, &source->color, c->rgba.r, c->rgba.g, c->rgba.b, 1.0f);
- break;
- case CTX_RGBA:
- ctx_color_set_rgba (state, &source->color, c->rgba.r, c->rgba.g, c->rgba.b, c->rgba.a);
- break;
- case CTX_DRGBA:
- ctx_color_set_drgba (state, &source->color, c->rgba.r, c->rgba.g, c->rgba.b, c->rgba.a);
- break;
-#if CTX_ENABLE_CMYK
- case CTX_CMYKA:
- ctx_color_set_cmyka (state, &source->color, c->cmyka.c, c->cmyka.m, c->cmyka.y, c->cmyka.k,
c->cmyka.a);
- break;
- case CTX_CMYK:
- ctx_color_set_cmyka (state, &source->color, c->cmyka.c, c->cmyka.m, c->cmyka.y, c->cmyka.k,
1.0f);
- break;
- case CTX_DCMYKA:
- ctx_color_set_dcmyka (state, &source->color, c->cmyka.c, c->cmyka.m, c->cmyka.y, c->cmyka.k,
c->cmyka.a);
- break;
- case CTX_DCMYK:
- ctx_color_set_dcmyka (state, &source->color, c->cmyka.c, c->cmyka.m, c->cmyka.y, c->cmyka.k,
1.0f);
- break;
+
+#if 0
+ if (audio->format == 100/* opus */)
+ {
+ int channels;
+ uint8_t *new_data = NULL;//stbi_load_from_memory (audio->data, audio->data_size, &audio->buf_width,
&audio->buf_height, &channels, 4);
+
+ if (!new_data)
+ {
+ char buf[256]= "\e_Gf=100;audio decode error\e\\";
+ vt_write (vt, buf, strlen(buf));
+ goto cleanup;
+ }
+ audio->format = 32;
+ free (audio->data);
+ audio->data = new_data;
+ audio->data_size = audio->buf_width * audio->buf_height * 4;
+ }
#endif
- case CTX_GRAYA:
- ctx_color_set_graya (state, &source->color, c->graya.g, c->graya.a);
- break;
- case CTX_GRAY:
- ctx_color_set_graya (state, &source->color, c->graya.g, 1.0f);
- break;
- }
- }
- break;
- case CTX_SET_RGBA_U8:
- //ctx_source_deinit (&state->gstate.source);
- //state->gstate.source_fill.type = CTX_SOURCE_COLOR;
- {
- int is_stroke = (state->source != 0);
- CtxSource *source = is_stroke ?
- &state->gstate.source_stroke:
- &state->gstate.source_fill;
- state->source = 0;
- source->type = CTX_SOURCE_COLOR;
+ switch (audio->action)
+ {
+ case 't': // transfer
+ if (audio->type == 'u') // implied 8bit
+ {
+ if (audio->channels == 2)
+ {
+ for (int i = 0; i < audio->frames; i++)
+ {
+ int val_left = MuLawDecompressTable[audio->data[i*2]];
+ int val_right = MuLawDecompressTable[audio->data[i*2+1]];
+ terminal_queue_pcm (val_left, val_right);
+ }
+ }
+ else
+ {
+ for (int i = 0; i < audio->frames; i++)
+ {
+ int val = MuLawDecompressTable[audio->data[i]];
+ terminal_queue_pcm (val, val);
+ }
+ }
+ }
+ else if (audio->type == 's')
+ {
+ if (audio->bits == 8)
+ {
+ if (audio->channels == 2)
+ {
+ for (int i = 0; i < audio->frames; i++)
+ {
+ int val_left = 256*((int8_t*)(audio->data))[i*2];
+ int val_right = 256*((int8_t*)(audio->data))[i*2+1];
+ terminal_queue_pcm (val_left, val_right);
+ }
+ }
+ else
+ {
+ for (int i = 0; i < audio->frames; i++)
+ {
+ int val = 256*((int8_t*)(audio->data))[i];
+ terminal_queue_pcm (val, val);
+ }
+ }
+ }
+ else
+ {
+ if (audio->channels == 2)
+ {
+ for (int i = 0; i < audio->frames; i++)
+ {
+ int val_left = ((int16_t*)(audio->data))[i*2];
+ int val_right = ((int16_t*)(audio->data))[i*2+1];
+ terminal_queue_pcm (val_left, val_right);
+ }
+ }
+ else
+ {
+ for (int i = 0; i < audio->frames; i++)
+ {
+ int val = ((int16_t*)(audio->data))[i];
+ terminal_queue_pcm (val, val);
+ }
+ }
+ }
+ }
+ free (audio->data);
+ audio->data = NULL;
+ audio->data_size=0;
+ break;
+ case 'q': // query
+ {
+ char buf[512];
+ sprintf (buf, "\033_As=%i,b=%i,c=%i,T=%c,B=%i,e=%c,o=%c;OK\033\\",
+ audio->samplerate, audio->bits, audio->channels, audio->type,
+ audio->buffer_size,
+ audio->encoding?audio->encoding:'0',
+ audio->compression?audio->compression:'0'
+ /*audio->transmission*/);
+
+ vt_write (vt, buf, strlen(buf));
+ }
+ break;
+ }
+ }
- ctx_color_set_RGBA8 (state, &source->color,
- ctx_arg_u8 (0),
- ctx_arg_u8 (1),
- ctx_arg_u8 (2),
- ctx_arg_u8 (3) );
- }
- //for (int i = 0; i < 4; i ++)
- // state->gstate.source.color.rgba[i] = ctx_arg_u8(i);
- break;
- //case CTX_TEXTURE:
- // state->gstate.source.type = CTX_SOURCE_
- // break;
- case CTX_LINEAR_GRADIENT:
- {
- int is_stroke = (state->source != 0);
- CtxSource *source = is_stroke ?
- &state->gstate.source_stroke:
- &state->gstate.source_fill;
- state->source = is_stroke ? 2 : 0;
+//cleanup:
+ if (audio->data)
+ free (audio->data);
+ audio->data = NULL;
+ audio->data_size=0;
+}
+#endif
+/* DEC terminals/xterm family terminal with ANSI, utf8, vector graphics and
+ * audio.
+ *
+ * Copyright (c) 2014, 2016, 2018, 2020 Øyvind Kolås <pippin gimp org>
+ *
+ * Adhering to the standards with modern extensions.
+ *
+ * Features:
+ * vt100 - 101 points on scoresheet
+ * UTF8, cp437
+ * dim, bold, strikethrough, underline, italic, reverse
+ * ANSI colors, 256 colors (non-redefineable), 24bit color
+ * realtime audio transmission
+ * raster sprites (kitty spec)
+ * vector graphics
+ * vt320 - horizontal margins
+ * proportional fonts
+ *
+ * BBS/ANSI-art mode
+ *
+ * 8bit clean
+ *
+ *
+ * Todo:
+ * DECCIR - cursor state report https://vt100.net/docs/vt510-rm/DECCIR.html
+ * make absolute positioning take proportional into account
+ * HTML / PNG / SVG / PDF export of scrollback / screen
+ * sixels
+ *
+ */
- float x0 = ctx_arg_float (0);
- float y0 = ctx_arg_float (1);
- float x1 = ctx_arg_float (2);
- float y1 = ctx_arg_float (3);
- float dx, dy, length, start, end;
+#define _GNU_SOURCE
+#define _BSD_SOURCE
+#ifndef _DEFAULT_SOURCE
+#define _DEFAULT_SOURCE
+#endif
+#ifndef _XOPEN_SOURCE
+#define _XOPEN_SOURCE 600 // for posix_openpt
+#endif
- length = ctx_hypotf (x1-x0,y1-y0);
- dx = (x1-x0) / length;
- dy = (y1-y0) / length;
- start = (x0 * dx + y0 * dy) / length;
- end = (x1 * dx + y1 * dy) / length;
- source->linear_gradient.length = length;
- source->linear_gradient.dx = dx;
- source->linear_gradient.dy = dy;
- source->linear_gradient.start = start;
- source->linear_gradient.end = end;
- source->linear_gradient.rdelta = (end-start)!=0.0?1.0f/(end - start):1.0;
- source->type = CTX_SOURCE_LINEAR_GRADIENT;
- source->transform = state->gstate.transform;
- ctx_matrix_invert (&source->transform);
- }
- break;
- case CTX_RADIAL_GRADIENT:
- {
- int is_stroke = (state->source != 0);
- CtxSource *source = is_stroke ?
- &state->gstate.source_stroke:
- &state->gstate.source_fill;
- state->source = is_stroke ? 2 : 0;
+#if !__COSMOPOLITAN__
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <errno.h>
+#include <assert.h>
- float x0 = ctx_arg_float (0);
- float y0 = ctx_arg_float (1);
- float r0 = ctx_arg_float (2);
- float x1 = ctx_arg_float (3);
- float y1 = ctx_arg_float (4);
- float r1 = ctx_arg_float (5);
- source->radial_gradient.x0 = x0;
- source->radial_gradient.y0 = y0;
- source->radial_gradient.r0 = r0;
- source->radial_gradient.x1 = x1;
- source->radial_gradient.y1 = y1;
- source->radial_gradient.r1 = r1;
- source->radial_gradient.rdelta = (r1 - r0) != 0.0 ? 1.0f/(r1-r0):0.0;
- source->type = CTX_SOURCE_RADIAL_GRADIENT;
- source->transform = state->gstate.transform;
- ctx_matrix_invert (&source->transform);
- }
- break;
+#include <string.h>
+#include <signal.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include <ctype.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include <sys/ioctl.h>
+#include <termios.h>
+#include <zlib.h>
+#endif
+
+#include "ctx.h"
+
+
+#define CTX_VT_USE_FRAMEDIFF 0 // is a larger drain than neccesary when everything is per-byte?
+ // is anyways currently disabled also in ctx
+
+//#define STB_IMAGE_IMPLEMENTATION
+//#include "stb_image.h"
+
+//#include "vt-line.h"
+//#include "vt.h"
+//#include "ctx-clients.h"
+
+
+
+#define VT_LOG_INFO (1<<0)
+#define VT_LOG_CURSOR (1<<1)
+#define VT_LOG_COMMAND (1<<2)
+#define VT_LOG_WARNING (1<<3)
+#define VT_LOG_ERROR (1<<4)
+#define VT_LOG_INPUT (1<<5)
+#define VT_LOG_ALL 0xff
+
+static int vt_log_mask = VT_LOG_INPUT;
+//static int vt_log_mask = VT_LOG_WARNING | VT_LOG_ERROR;// | VT_LOG_COMMAND;// | VT_LOG_INFO |
VT_LOG_COMMAND;
+//static int vt_log_mask = VT_LOG_WARNING | VT_LOG_ERROR | VT_LOG_INFO | VT_LOG_COMMAND | VT_LOG_INPUT;
+//static int vt_log_mask = VT_LOG_ALL;
+
+#if 0
+#define vt_log(domain, fmt, ...)
+
+#define VT_input(str, ...)
+#define VT_info(str, ...)
+#define VT_command(str, ...)
+#define VT_cursor(str, ...)
+#define VT_warning(str, ...)
+#define VT_error(str, ...)
+#else
+#define vt_log(domain, line, a...) \
+ do {fprintf (stderr, "%i %s ", line, domain);fprintf(stderr, ##a);fprintf(stderr, "\n");}while(0)
+#define VT_info(a...) if (vt_log_mask & VT_LOG_INFO) vt_log ("INFO ", __LINE__, ##a)
+#define VT_input(a...) if (vt_log_mask & VT_LOG_INPUT) vt_log ("INPUT ", __LINE__, ##a)
+#define VT_command(a...) if (vt_log_mask & VT_LOG_COMMAND) vt_log ("CMD ", __LINE__, ##a)
+#define VT_cursor(a...) if (vt_log_mask & VT_LOG_CURSOR) vt_log ("CURSOR",__LINE__, ##a)
+#define VT_warning(a...) if (vt_log_mask & VT_LOG_WARNING) vt_log ("WARN ",__LINE__, ##a)
+#define VT_error(a...) if (vt_log_mask & VT_LOG_ERROR) vt_log ("ERROR",__LINE__, ##a)
+
+#endif
+
+#ifndef MIN
+#define MIN(a,b) ((a)<(b)?(a):(b))
+#endif
+
+static void vt_state_neutral (VT *vt, int byte);
+static void vt_state_esc (VT *vt, int byte);
+static void vt_state_osc (VT *vt, int byte);
+static void vt_state_apc (VT *vt, int byte);
+static void vt_state_apc_generic (VT *vt, int byte);
+static void vt_state_sixel (VT *vt, int byte);
+static void vt_state_esc_sequence (VT *vt, int byte);
+static void vt_state_esc_foo (VT *vt, int byte);
+static void vt_state_swallow (VT *vt, int byte);
+static void vt_state_ctx (VT *vt, int byte);
+static void vt_state_vt52 (VT *vt, int byte);
+
+#if 0
+/* barebones linked list */
+
+typedef struct _CtxList CtxList;
+struct _CtxList
+{
+ void *data;
+ CtxList *next;
+};
+
+static inline int ctx_list_length (CtxList *list)
+{
+ int length = 0;
+ for (CtxList *l = list; l; l = l->next, length++);
+ return length;
+}
+
+static inline void ctx_list_prepend (CtxList **list, void *data)
+{
+ CtxList *new_=calloc (sizeof (CtxList), 1);
+ new_->next = *list;
+ new_->data = data;
+ *list = new_;
+}
+
+static inline void *ctx_list_last (CtxList *list)
+{
+ if (list)
+ {
+ CtxList *last;
+ for (last = list; last->next; last=last->next);
+ return last->data;
+ }
+ return NULL;
+}
+
+static inline void ctx_list_append (CtxList **list, void *data)
+{
+ CtxList *new_= calloc (sizeof (CtxList), 1);
+ new_->data=data;
+ if (*list)
+ {
+ CtxList *last;
+ for (last = *list; last->next; last=last->next);
+ last->next = new_;
+ return;
}
+ *list = new_;
+ return;
}
-void
-ctx_interpret_transforms (CtxState *state, CtxEntry *entry, void *data)
+static inline void ctx_list_remove (CtxList **list, void *data)
{
- switch (entry->code)
+ CtxList *iter, *prev = NULL;
+ if ( (*list)->data == data)
{
- case CTX_SAVE:
- ctx_gstate_push (state);
- break;
- case CTX_RESTORE:
- ctx_gstate_pop (state);
- break;
- case CTX_IDENTITY:
- ctx_matrix_identity (&state->gstate.transform);
- break;
- case CTX_TRANSLATE:
- ctx_matrix_translate (&state->gstate.transform,
- ctx_arg_float (0), ctx_arg_float (1) );
- break;
- case CTX_SCALE:
- ctx_matrix_scale (&state->gstate.transform,
- ctx_arg_float (0), ctx_arg_float (1) );
- break;
- case CTX_ROTATE:
- ctx_matrix_rotate (&state->gstate.transform, ctx_arg_float (0) );
+ prev = (void *) (*list)->next;
+ free (*list);
+ *list = prev;
+ return;
+ }
+ for (iter = *list; iter; iter = iter->next)
+ if (iter->data == data)
+ {
+ prev->next = iter->next;
+ free (iter);
break;
- case CTX_APPLY_TRANSFORM:
+ }
+ else
+ { prev = iter; }
+}
+
+static inline void
+ctx_list_insert_before (CtxList **list, CtxList *sibling,
+ void *data)
+{
+ if (*list == NULL || *list == sibling)
+ {
+ ctx_list_prepend (list, data);
+ }
+ else
+ {
+ CtxList *prev = NULL;
+ for (CtxList *l = *list; l; l=l->next)
{
- CtxMatrix m;
- ctx_matrix_set (&m,
- ctx_arg_float (0), ctx_arg_float (1),
- ctx_arg_float (2), ctx_arg_float (3),
- ctx_arg_float (4), ctx_arg_float (5) );
- ctx_matrix_multiply (&state->gstate.transform,
- &state->gstate.transform, &m); // XXX verify order
+ if (l == sibling)
+ { break; }
+ prev = l;
}
-#if 0
- ctx_matrix_set (&state->gstate.transform,
- ctx_arg_float (0), ctx_arg_float (1),
- ctx_arg_float (2), ctx_arg_float (3),
- ctx_arg_float (4), ctx_arg_float (5) );
+ if (prev)
+ {
+ CtxList *new_=calloc (sizeof (CtxList), 1);
+ new_->next = sibling;
+ new_->data = data;
+ prev->next=new_;
+ }
+ }
+}
#endif
- break;
+
+
+typedef enum
+{
+ STYLE_REVERSE = 1 << 0,
+ STYLE_BOLD = 1 << 1,
+ STYLE_BLINK = 1 << 2,
+ STYLE_UNDERLINE = 1 << 3,
+ STYLE_DIM = 1 << 4,
+ STYLE_HIDDEN = 1 << 5,
+ STYLE_ITALIC = 1 << 6,
+ STYLE_UNDERLINE_VAR = 1 << 7,
+ STYLE_STRIKETHROUGH = 1 << 8,
+ STYLE_OVERLINE = 1 << 9,
+ STYLE_BLINK_FAST = 1 << 10,
+ STYLE_PROPORTIONAL = 1 << 11,
+ STYLE_FG_COLOR_SET = 1 << 12,
+ STYLE_BG_COLOR_SET = 1 << 13,
+ STYLE_FG24_COLOR_SET = 1 << 14,
+ STYLE_BG24_COLOR_SET = 1 << 15,
+ //STYLE_NONERASABLE = 1 << 16 // needed for selective erase
+} TerminalStyle;
+
+typedef struct Image
+{
+ int kitty_format;
+ int width;
+ int height;
+ int id;
+ int eid_no;
+ int size;
+ uint8_t *data;
+} Image;
+
+#define MAX_IMAGES 128
+
+static Image image_db[MAX_IMAGES]= {{0,},};
+
+static Image *image_query (int id)
+{
+ for (int i = 0; i < MAX_IMAGES; i++)
+ {
+ Image *image = &image_db[i];
+ if (image->id == id)
+ { return image; }
}
+ return NULL;
}
-/*
- * this transforms the contents of entry according to ctx->transformation
- */
-void
-ctx_interpret_pos_transform (CtxState *state, CtxEntry *entry, void *data)
+static int image_eid_no = 0;
+
+static Image *image_add (int width,
+ int height,
+ int id,
+ int format,
+ int size,
+ uint8_t *data)
{
- CtxCommand *c = (CtxCommand *) entry;
- float start_x = state->x;
- float start_y = state->y;
- int had_moved = state->has_moved;
- switch (entry->code)
+ // look for id if id is not 0
+ Image *image;
+ for (int i = 0; i < MAX_IMAGES; i++)
{
- case CTX_MOVE_TO:
- case CTX_LINE_TO:
+ image = &image_db[i];
+ if (image->data == NULL)
+ { break; }
+ }
+ if (image->data)
+ {
+ // not a good eviction strategy
+ image = &image_db[random() %MAX_IMAGES];
+ }
+ if (image->data)
+ { free (image->data); }
+ image->kitty_format = format;
+ image->width = width;
+ image->height = height;
+ image->id = id;
+ image->size = size;
+ image->data = data;
+ image->eid_no = image_eid_no++;
+ return image;
+}
+
+
+
+void vtpty_resize (void *data, int cols, int rows, int px_width, int px_height)
+{
+ VtPty *vtpty = data;
+ struct winsize ws;
+ ws.ws_row = rows;
+ ws.ws_col = cols;
+ ws.ws_xpixel = px_width;
+ ws.ws_ypixel = px_height;
+ ioctl (vtpty->pty, TIOCSWINSZ, &ws);
+}
+
+ssize_t vtpty_write (void *data, const void *buf, size_t count)
+{
+ VtPty *vtpty = data;
+ return write (vtpty->pty, buf, count);
+}
+
+ssize_t vtpty_read (void *data, void *buf, size_t count)
+{
+ VtPty *vtpty = data;
+ return read (vtpty->pty, buf, count);
+}
+
+int vtpty_waitdata (void *data, int timeout)
+{
+ VtPty *vtpty = data;
+ struct timeval tv;
+ fd_set fdset;
+ FD_ZERO (&fdset);
+ FD_SET (vtpty->pty, &fdset);
+ tv.tv_sec = 0;
+ tv.tv_usec = timeout;
+ tv.tv_sec = timeout / 1000000;
+ tv.tv_usec = timeout % 1000000;
+ if (select (vtpty->pty+1, &fdset, NULL, NULL, &tv) == -1)
+ {
+ perror ("select");
+ return 0;
+ }
+ if (FD_ISSET (vtpty->pty, &fdset) )
+ {
+ return 1;
+ }
+ return 0;
+}
+
+
+/* on current line */
+static int vt_col_to_pos (VT *vt, int col)
+{
+ int pos = col;
+ if (vt->current_line->contains_proportional)
+ {
+ Ctx *ctx = ctx_new ();
+ ctx_font (ctx, "regular");
+ ctx_font_size (ctx, vt->font_size);
+ int x = 0;
+ pos = 0;
+ int prev_prop = 0;
+ while (x <= col * vt->cw)
{
- float x = c->c.x0;
- float y = c->c.y0;
- if ( ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_SCREEN_SPACE) )
+ if (vt_line_get_style (vt->current_line, pos) & STYLE_PROPORTIONAL)
{
- _ctx_user_to_device (state, &x, &y);
- ctx_arg_float (0) = x;
- ctx_arg_float (1) = y;
+ x += ctx_glyph_width (ctx, vt_line_get_unichar (vt->current_line, pos) );
+ prev_prop = 1;
}
- }
- break;
- case CTX_ARC:
- if ( ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_SCREEN_SPACE) )
- {
- float temp;
- _ctx_user_to_device (state, &c->arc.x, &c->arc.y);
- temp = 0;
- _ctx_user_to_device_distance (state, &c->arc.radius, &temp);
- }
- break;
- case CTX_LINEAR_GRADIENT:
- if ( ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_SCREEN_SPACE) )
- {
- _ctx_user_to_device (state, &c->linear_gradient.x1, &c->linear_gradient.y1);
- _ctx_user_to_device (state, &c->linear_gradient.x2, &c->linear_gradient.y2);
- }
- break;
- case CTX_RADIAL_GRADIENT:
- if ( ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_SCREEN_SPACE) )
- {
- float temp;
- _ctx_user_to_device (state, &c->radial_gradient.x1, &c->radial_gradient.y1);
- temp = 0;
- _ctx_user_to_device_distance (state, &c->radial_gradient.r1, &temp);
- _ctx_user_to_device (state, &c->radial_gradient.x2, &c->radial_gradient.y2);
- temp = 0;
- _ctx_user_to_device_distance (state, &c->radial_gradient.r2, &temp);
- }
- break;
- case CTX_CURVE_TO:
- if ( ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_SCREEN_SPACE) )
- {
- for (int c = 0; c < 3; c ++)
- {
- float x = entry[c].data.f[0];
- float y = entry[c].data.f[1];
- _ctx_user_to_device (state, &x, &y);
- entry[c].data.f[0] = x;
- entry[c].data.f[1] = y;
- }
- }
- break;
- case CTX_QUAD_TO:
- if ( ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_SCREEN_SPACE) )
- {
- for (int c = 0; c < 2; c ++)
- {
- float x = entry[c].data.f[0];
- float y = entry[c].data.f[1];
- _ctx_user_to_device (state, &x, &y);
- entry[c].data.f[0] = x;
- entry[c].data.f[1] = y;
- }
- }
- break;
- case CTX_REL_MOVE_TO:
- case CTX_REL_LINE_TO:
- if ( ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_SCREEN_SPACE) )
- {
- for (int c = 0; c < 1; c ++)
- {
- float x = state->x;
- float y = state->y;
- _ctx_user_to_device (state, &x, &y);
- entry[c].data.f[0] = x;
- entry[c].data.f[1] = y;
- }
- if (entry->code == CTX_REL_MOVE_TO)
- { entry->code = CTX_MOVE_TO; }
- else
- { entry->code = CTX_LINE_TO; }
- }
- break;
- case CTX_REL_CURVE_TO:
- {
- float nx = state->x + ctx_arg_float (4);
- float ny = state->y + ctx_arg_float (5);
- if ( ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_SCREEN_SPACE) )
+ else
{
- for (int c = 0; c < 3; c ++)
+ if (prev_prop)
{
- float x = nx + entry[c].data.f[0];
- float y = ny + entry[c].data.f[1];
- _ctx_user_to_device (state, &x, &y);
- entry[c].data.f[0] = x;
- entry[c].data.f[1] = y;
+ int new_cw = vt->cw - ( (x % vt->cw) );
+ if (new_cw < vt->cw*3/2)
+ { new_cw += vt->cw; }
+ x += new_cw;
}
- entry->code = CTX_CURVE_TO;
- }
- }
- break;
- case CTX_REL_QUAD_TO:
- {
- float nx = state->x + ctx_arg_float (2);
- float ny = state->y + ctx_arg_float (3);
- if ( ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_SCREEN_SPACE) )
- {
- for (int c = 0; c < 2; c ++)
+ else
{
- float x = nx + entry[c].data.f[0];
- float y = ny + entry[c].data.f[1];
- _ctx_user_to_device (state, &x, &y);
- entry[c].data.f[0] = x;
- entry[c].data.f[1] = y;
+ x += vt->cw;
}
- entry->code = CTX_QUAD_TO;
+ prev_prop = 0;
}
+ pos ++;
}
- break;
+ pos --;
+ ctx_free (ctx);
}
- if ((((Ctx *) (data) )->transformation & CTX_TRANSFORMATION_RELATIVE))
+ return pos;
+}
+
+static int vt_margin_left (VT *vt)
+{
+ int left = vt->left_right_margin_mode?vt->margin_left:1;
+ return vt_col_to_pos (vt, left);
+}
+
+#define VT_MARGIN_LEFT vt_margin_left(vt)
+
+static int vt_margin_right (VT *vt)
+{
+ int right = vt->left_right_margin_mode?vt->margin_right:vt->cols;
+ return vt_col_to_pos (vt, right);
+}
+
+#define VT_MARGIN_RIGHT vt_margin_right(vt)
+
+
+void vt_rev_inc (VT *vt)
+{
+ if (vt)
+ vt->rev++;
+}
+
+long vt_rev (VT *vt)
+{
+ return vt?vt->rev:0;
+}
+
+static void vtcmd_reset_to_initial_state (VT *vt, const char *sequence);
+int vt_set_prop (VT *vt, uint32_t key_hash, const char *val);
+uint64_t ctx_strhash (const char *utf8);
+
+static void vt_set_title (VT *vt, const char *new_title)
+{
+ if (vt->inert) return;
+
+ if (vt->title)
+ { free (vt->title); }
+ vt->title = strdup (new_title);
+ vt_set_prop (vt, ctx_strhash ("title"), (char*)new_title);
+}
+
+const char *vt_get_title (VT *vt)
+{
+ return vt->title;
+}
+
+static void vt_run_command (VT *vt, const char *command, const char *term);
+static void vtcmd_set_top_and_bottom_margins (VT *vt, const char *sequence);
+static void vtcmd_set_left_and_right_margins (VT *vt, const char *sequence);
+static void _vt_move_to (VT *vt, int y, int x);
+
+static void vtcmd_clear (VT *vt, const char *sequence)
+{
+ while (vt->lines)
{
- int components = 0;
- _ctx_user_to_device (state, &start_x, &start_y);
- switch (entry->code)
+ vt_line_free (vt->lines->data, 1);
+ ctx_list_remove (&vt->lines, vt->lines->data);
+ }
+ vt->lines = NULL;
+ vt->line_count = 0;
+
+ if (1)
+ { /* TODO: detect if this is neccesary.. due to images present
+ in lines in scrollback */
+ for (int i=0; i<vt->rows; i++)
+ {
+ vt->current_line = vt_line_new_with_size ("", vt->cols);
+ ctx_list_prepend (&vt->scrollback, vt->current_line);
+ vt->scrollback_count++;
+ }
+ }
+
+ /* populate lines */
+ for (int i=0; i<vt->rows; i++)
+ {
+ vt->current_line = vt_line_new_with_size ("", vt->cols);
+ ctx_list_prepend (&vt->lines, vt->current_line);
+ vt->line_count++;
+ }
+}
+
+#define set_fg_rgb(r, g, b) \
+ vt->cstyle ^= (vt->cstyle & (((uint64_t)((1l<<24)-1))<<16));\
+ vt->cstyle |= ((uint64_t)(r)<<16);\
+ vt->cstyle |= ((uint64_t)(g)<<(16+8));\
+ vt->cstyle |= ((uint64_t)(b)<<(16+8+8));\
+ vt->cstyle |= STYLE_FG_COLOR_SET;\
+ vt->cstyle |= STYLE_FG24_COLOR_SET;\
+
+#define set_bg_rgb(r, g, b) \
+ vt->cstyle ^= (vt->cstyle & (((uint64_t)((1l<<24)-1))<<40));\
+ vt->cstyle |= ((uint64_t)(r)<<40);\
+ vt->cstyle |= ((uint64_t)(g)<<(40+8));\
+ vt->cstyle |= ((uint64_t)(b)<<(40+8+8));\
+ vt->cstyle |= STYLE_BG_COLOR_SET;\
+ vt->cstyle |= STYLE_BG24_COLOR_SET;\
+
+#define set_fg_idx(idx) \
+ vt->cstyle ^= (vt->cstyle & (((uint64_t)((1l<<24)-1))<<16));\
+ vt->cstyle ^= (vt->cstyle & STYLE_FG24_COLOR_SET);\
+ vt->cstyle |= ((idx)<<16);\
+ vt->cstyle |= STYLE_FG_COLOR_SET;
+
+#define set_bg_idx(idx) \
+ vt->cstyle ^= (vt->cstyle & (((uint64_t)((1l<<24)-1))<<40));\
+ vt->cstyle ^= (vt->cstyle & STYLE_BG24_COLOR_SET);\
+ vt->cstyle |= ((int64_t)(idx)<<40) ;\
+ vt->cstyle |= STYLE_BG_COLOR_SET;
+
+
+static void _vt_compute_cw_ch (VT *vt)
+{
+ vt->cw = (vt->font_size / vt->line_spacing * vt->scale_x) + 0.99;
+ vt->ch = vt->font_size;
+}
+
+static void vtcmd_set_132_col (VT *vt, int set)
+{
+ // this should probably force the window as well
+ if (set == 0 && vt->scale_x == 1.0f) return;
+ if (set == 1 && vt->scale_x != 1.0f) return;
+ if (set) // 132 col
+ {
+ vt->scale_x = 74.0/132.0; // show all - po
+ //vt->scale_x = 80.0/132.0;
+ vt->scale_y = 1.0;
+ _vt_compute_cw_ch (vt);
+ vt_set_term_size (vt, vt->cols * 132/80.0, vt->rows);
+ }
+ else // 80 col
+ {
+ vt->scale_x = 1.0;
+ vt->scale_y = 1.0;
+ _vt_compute_cw_ch (vt);
+ vt_set_term_size (vt, vt->cols * 80/132.0, vt->rows);
+ }
+}
+
+static void vt_line_feed (VT *vt);
+static void vt_carriage_return (VT *vt);
+
+static int vt_trimlines (VT *vt, int max);
+static void vtcmd_reset_to_initial_state (VT *vt, const char *sequence)
+{
+ VT_info ("reset %s", sequence);
+ if (getenv ("VT_DEBUG") )
+ { vt->debug = 1; }
+ vtcmd_clear (vt, sequence);
+ vt->encoding = 0;
+ vt->bracket_paste = 0;
+ vt->ctx_events = 0;
+ vt->cr_on_lf = 0;
+ vtcmd_set_top_and_bottom_margins (vt, "[r");
+ vtcmd_set_left_and_right_margins (vt, "[s");
+ vt->autowrap = 1;
+ vt->justify = 0;
+ vt->cursor_visible = 1;
+ vt->charset[0] = 0;
+ vt->charset[1] = 0;
+ vt->charset[2] = 0;
+ vt->charset[3] = 0;
+ vt->bell = 3;
+ vt->scale_x = 1.0;
+ vt->scale_y = 1.0;
+ vt->saved_x = 1;
+ vt->saved_y = 1;
+ vt->saved_style = 1;
+ vt->reverse_video = 0;
+ vt->cstyle = 0;
+ vt->keyrepeat = 1;
+ vt->cursor_key_application = 0;
+ vt->argument_buf_len = 0;
+ vt->argument_buf[0] = 0;
+ vt->vtpty.done = 0;
+ vt->result = -1;
+ vt->state = vt_state_neutral;
+ vt->scroll_on_output = 0;
+ vt->scroll_on_input = 1;
+ vt->unit_pixels = 0;
+ vt->mouse = 0;
+ vt->mouse_drag = 0;
+ vt->mouse_all = 0;
+ vt->mouse_decimal = 0;
+ _vt_compute_cw_ch (vt);
+ for (int i = 0; i < MAX_COLS; i++)
+ { vt->tabs[i] = i % 8 == 0? 1 : 0; }
+ _vt_move_to (vt, vt->margin_top, vt->cursor_x);
+ vt_carriage_return (vt);
+ //if (vt->ctx)
+ // { ctx_reset (vt->ctx); }
+ vt->audio.bits = 8;
+ vt->audio.channels = 1;
+ vt->audio.type = 'u';
+ vt->audio.samplerate = 8000;
+ vt->audio.buffer_size = 1024;
+ vt->audio.encoding = 'a';
+ vt->audio.compression = '0';
+ vt->audio.mic = 0;
+ while (vt->scrollback)
+ {
+ vt_line_free (vt->scrollback->data, 1);
+ ctx_list_remove (&vt->scrollback, vt->scrollback->data);
+ }
+ vt->scrollback_count = 0;
+}
+
+void vt_set_font_size (VT *vt, float font_size)
+{
+ vt->font_size = font_size;
+ _vt_compute_cw_ch (vt);
+}
+
+float vt_get_font_size (VT *vt)
+{
+ return vt->font_size;
+}
+
+void vt_set_line_spacing (VT *vt, float line_spacing)
+{
+ vt->line_spacing = line_spacing;
+ _vt_compute_cw_ch (vt);
+}
+
+VT *vt_new (const char *command, int width, int height, float font_size, float line_spacing, int id, int
can_launch)
+{
+ VT *vt = calloc (sizeof (VT), 1);
+ vt->id = id;
+ vt->lastx = -1;
+ vt->lasty = -1;
+ vt->state = vt_state_neutral;
+ vt->smooth_scroll = 0;
+ vt->can_launch = can_launch;
+ vt->scroll_offset = 0.0;
+ vt->waitdata = vtpty_waitdata;
+ vt->read = vtpty_read;
+ vt->write = vtpty_write;
+ vt->resize = vtpty_resize;
+ vt->font_to_cell_scale = 0.98;
+ vt->cursor_visible = 1;
+ vt->lines = NULL;
+ vt->line_count = 0;
+ vt->current_line = NULL;
+ vt->cols = 0;
+ vt->rows = 0;
+
+ vt->scrollback_limit = DEFAULT_SCROLLBACK;
+ vt->argument_buf_len = 0;
+ vt->argument_buf_cap = 64;
+ vt->argument_buf = malloc (vt->argument_buf_cap);
+ vt->argument_buf[0] = 0;
+ vt->vtpty.done = 0;
+ vt->result = -1;
+ vt->line_spacing = 1.0;
+ vt->scale_x = 1.0;
+ vt->scale_y = 1.0;
+ vt_set_font_size (vt, font_size);
+ vt_set_line_spacing (vt, line_spacing);
+ if (command)
+ {
+ vt_run_command (vt, command, NULL);
+ }
+ if (width <= 0) width = 640;
+ if (height <= 0) width = 480;
+ vt_set_px_size (vt, width, height);
+
+ vt->fg_color[0] = 216;
+ vt->fg_color[1] = 216;
+ vt->fg_color[2] = 216;
+ vt->bg_color[0] = 0;
+ vt->bg_color[1] = 0;
+ vt->bg_color[2] = 0;
+ vtcmd_reset_to_initial_state (vt, NULL);
+ //vt->ctx = ctx_new ();
+ ctx_list_prepend (&vts, vt);
+ return vt;
+}
+
+int vt_cw (VT *vt)
+{
+ return vt->cw;
+}
+
+int vt_ch (VT *vt)
+{
+ return vt->ch;
+}
+
+static int vt_trimlines (VT *vt, int max)
+{
+ CtxList *chop_point = NULL;
+ CtxList *l;
+ int i;
+ if (vt->line_count < max)
+ {
+ return 0;
+ }
+ for (l = vt->lines, i = 0; l && i < max-1; l = l->next, i++);
+ if (l)
+ {
+ chop_point = l->next;
+ l->next = NULL;
+ }
+ while (chop_point)
+ {
+ if (vt->in_alt_screen)
{
- case CTX_MOVE_TO:
- if (had_moved) { components = 1; }
- break;
- case CTX_LINE_TO:
- components = 1;
- break;
- case CTX_CURVE_TO:
- components = 3;
- break;
- case CTX_QUAD_TO:
- components = 2;
- break;
+ vt_line_free (chop_point->data, 1);
}
- if (components)
+ else
{
- for (int c = 0; c < components; c++)
- {
- entry[c].data.f[0] -= start_x;
- entry[c].data.f[1] -= start_y;
- }
- switch (entry->code)
- {
- case CTX_MOVE_TO:
- entry[0].code = CTX_REL_MOVE_TO;
- break;
- case CTX_LINE_TO:
- entry[0].code = CTX_REL_LINE_TO;
- break;
- break;
- case CTX_CURVE_TO:
- entry[0].code = CTX_REL_CURVE_TO;
- break;
- case CTX_QUAD_TO:
- entry[0].code = CTX_REL_QUAD_TO;
- break;
- }
+ ctx_list_prepend (&vt->scrollback, chop_point->data);
+ vt->scrollback_count ++;
}
+ ctx_list_remove (&chop_point, chop_point->data);
+ vt->line_count--;
}
-}
-
-void
-ctx_interpret_pos_bare (CtxState *state, CtxEntry *entry, void *data)
-{
- switch (entry->code)
+ if (vt->scrollback_count > vt->scrollback_limit + 1024)
{
- case CTX_RESET:
- ctx_state_init (state);
- break;
- case CTX_CLIP:
- case CTX_BEGIN_PATH:
- case CTX_FILL:
- case CTX_STROKE:
- state->has_moved = 0;
- break;
- case CTX_MOVE_TO:
- case CTX_LINE_TO:
+ CtxList *l = vt->scrollback;
+ int no = 0;
+ while (l && no < vt->scrollback_limit)
{
- float x = ctx_arg_float (0);
- float y = ctx_arg_float (1);
- state->x = x;
- state->y = y;
- if (!state->has_moved)
- {
- state->has_moved = 1;
- }
+ l = l->next;
+ no++;
+ }
+ chop_point = NULL;
+ if (l)
+ {
+ chop_point = l->next;
+ l->next = NULL;
+ }
+ while (chop_point)
+ {
+ vt_line_free (chop_point->data, 1);
+ ctx_list_remove (&chop_point, chop_point->data);
+ vt->scrollback_count --;
}
- break;
- case CTX_CURVE_TO:
- state->x = ctx_arg_float (4);
- state->y = ctx_arg_float (5);
- if (!state->has_moved)
- {
- state->has_moved = 1;
- }
- break;
- case CTX_QUAD_TO:
- state->x = ctx_arg_float (2);
- state->y = ctx_arg_float (3);
- if (!state->has_moved)
- {
- state->has_moved = 1;
- }
- break;
- case CTX_ARC:
- state->x = ctx_arg_float (0) + ctx_cosf (ctx_arg_float (4) ) * ctx_arg_float (2);
- state->y = ctx_arg_float (1) + ctx_sinf (ctx_arg_float (4) ) * ctx_arg_float (2);
- break;
- case CTX_REL_MOVE_TO:
- case CTX_REL_LINE_TO:
- state->x += ctx_arg_float (0);
- state->y += ctx_arg_float (1);
- break;
- case CTX_REL_CURVE_TO:
- state->x += ctx_arg_float (4);
- state->y += ctx_arg_float (5);
- break;
- case CTX_REL_QUAD_TO:
- state->x += ctx_arg_float (2);
- state->y += ctx_arg_float (3);
- break;
- // XXX missing some smooths
}
+ return 0;
}
-void
-ctx_interpret_pos (CtxState *state, CtxEntry *entry, void *data)
+static void vt_rewrap_pair (VT *vt, VtLine *topline, VtLine *bottomline, int max_col)
{
- if ( ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_SCREEN_SPACE) ||
- ( ( (Ctx *) (data) )->transformation & CTX_TRANSFORMATION_RELATIVE) )
- {
- ctx_interpret_pos_transform (state, entry, data);
- }
- ctx_interpret_pos_bare (state, entry, data);
-}
+ int toplen = 0;
-#if CTX_BABL
-void ctx_colorspace_babl (CtxState *state,
- CtxColorSpace icc_slot,
- const Babl *space);
-#endif
+ while ((toplen = vt_line_get_utf8length (topline)) > max_col)
+ {
+ uint32_t unichar = vt_line_get_unichar (topline, toplen-1);
+ uint32_t style = vt_line_get_style (topline, toplen-1);
+ vt_line_insert_unichar (bottomline, 0, unichar);
+ vt_line_remove (topline, toplen-1);
+ vt_line_set_style (bottomline, 0, style);
+ }
-static void
-ctx_state_init (CtxState *state)
-{
- ctx_memset (state, 0, sizeof (CtxState) );
- state->gstate.global_alpha_u8 = 255;
- state->gstate.global_alpha_f = 1.0;
- state->gstate.font_size = 12;
- state->gstate.line_width = 2.0;
- state->gstate.image_smoothing = 1;
- state->gstate.source_stroke.type = CTX_SOURCE_INHERIT_FILL;
- ctx_state_set (state, CTX_line_spacing, 1.0f);
- state->min_x = 8192;
- state->min_y = 8192;
- state->max_x = -8192;
- state->max_y = -8192;
- ctx_matrix_identity (&state->gstate.transform);
-#if CTX_CM
-#if CTX_BABL
- //ctx_colorspace_babl (state, CTX_COLOR_SPACE_USER_RGB, babl_space ("sRGB"));
- //ctx_colorspace_babl (state, CTX_COLOR_SPACE_DEVICE_RGB, babl_space ("ACEScg"));
-#endif
-#endif
+ while (vt_line_get_length (bottomline) &&
+ (toplen = vt_line_get_utf8length (topline)) < max_col)
+ {
+ uint32_t unichar = vt_line_get_unichar (bottomline, 0);
+ uint32_t style = vt_line_get_style (bottomline, 0);
+ vt_line_append_unichar (topline, unichar);
+ vt_line_set_style (topline, toplen, style);
+ vt_line_remove (bottomline, 0);
+ }
}
-void _ctx_set_transformation (Ctx *ctx, int transformation)
+static void vt_rewrap (VT *vt, int max_col)
{
- ctx->transformation = transformation;
+ if (max_col < 8) max_col = 8;
+ CtxList *list = NULL;
+
+ for (CtxList *l = vt->lines; l;)
+ {
+ CtxList *next = l->next;
+ ctx_list_prepend (&list, l->data);
+ ctx_list_remove (&vt->lines, l->data);
+ l = next;
+ }
+ for (CtxList *l = vt->scrollback; l;)
+ {
+ CtxList *next = l->next;
+ ctx_list_prepend (&list, l->data);
+ ctx_list_remove (&vt->scrollback, l->data);
+ l = next;
+ }
+
+ for (CtxList *l = list; l; l = l->next)
+ {
+ VtLine *line = l->data;
+ VtLine *next = l->next ?l->next->data:NULL;
+
+ if (vt_line_get_utf8length (line) >= max_col || (next && next->wrapped))
+ {
+ if (!next)
+ {
+ ctx_list_append (&list, vt_line_new (""));
+ next = l->next->data;
+ next->wrapped = 1;
+ }
+ else if (!next->wrapped)
+ {
+ ctx_list_insert_before (&list, l->next, vt_line_new (""));
+ next = l->next->data;
+ next->wrapped = 1;
+ }
+ vt_rewrap_pair (vt, line, next, max_col);
+ if (vt_line_get_utf8length (next) == 0)
+ ctx_list_remove (&list, l->next->data);
+ }
+ }
+
+ int rows = vt->rows;
+ int total_rows = ctx_list_length (list);
+
+ int scrollback_rows = total_rows - rows;
+
+ int c = 0;
+ CtxList *l;
+ for (l = list; l && c < scrollback_rows;)
+ {
+ CtxList *next = l->next;
+ ctx_list_prepend (&vt->scrollback, l->data);
+ ctx_list_remove (&list, l->data);
+ l = next;
+ c++;
+ }
+ for (; l ;)
+ {
+ CtxList *next = l->next;
+ ctx_list_prepend (&vt->lines, l->data);
+ ctx_list_remove (&list, l->data);
+ l = next;
+ c++;
+ }
}
-static void
-_ctx_init (Ctx *ctx)
+void vt_set_term_size (VT *vt, int icols, int irows)
{
- for (int i = 0; i <256;i++)
- ctx_u8_float[i] = i/255.0f;
+ if (vt->rows == irows && vt->cols == icols)
+ return;
- ctx_state_init (&ctx->state);
- ctx->renderer = NULL;
-#if CTX_CURRENT_PATH
- ctx->current_path.flags |= CTX_DRAWLIST_CURRENT_PATH;
-#endif
- //ctx->transformation |= (CtxTransformation) CTX_TRANSFORMATION_SCREEN_SPACE;
- //ctx->transformation |= (CtxTransformation) CTX_TRANSFORMATION_RELATIVE;
-#if CTX_BITPACK
- ctx->drawlist.flags |= CTX_TRANSFORMATION_BITPACK;
-#endif
- ctx->texture_cache = ctx;
+ if (vt->state == vt_state_ctx)
+ {
+ // we should queue a pending resize instead,
+ // .. or set a flag indicating that the last
+ // rendered frame is discarded?
+ return;
+ }
+
+ if(1)vt_rewrap (vt, icols);
+
+ while (irows > vt->rows)
+ {
+ if (vt->scrollback_count)
+ {
+ vt->scrollback_count--;
+ ctx_list_append (&vt->lines, vt->scrollback->data);
+ ctx_list_remove (&vt->scrollback, vt->scrollback->data);
+ vt->cursor_y++;
+ }
+ else
+ {
+ ctx_list_prepend (&vt->lines, vt_line_new_with_size ("", vt->cols) );
+ }
+ vt->line_count++;
+ vt->rows++;
+ }
+ while (irows < vt->rows)
+ {
+ vt->cursor_y--;
+ vt->rows--;
+ }
+ vt->rows = irows;
+ vt->cols = icols;
+ vt_resize (vt, vt->cols, vt->rows, vt->width, vt->height);
+ vt_trimlines (vt, vt->rows);
+ vt->margin_top = 1;
+ vt->margin_left = 1;
+ vt->margin_bottom = vt->rows;
+ vt->margin_right = vt->cols;
+ _vt_move_to (vt, vt->cursor_y, vt->cursor_x);
+ vt->rev++;
+ VT_info ("resize %i %i", irows, icols);
+ if (vt->ctxp)
+ ctx_parser_free (vt->ctxp);
+ vt->ctxp = NULL;
}
-static void ctx_setup ();
+void vt_set_px_size (VT *vt, int width, int height)
+{
+ int cols = width / vt->cw;
+ int rows = height / vt->ch;
+ vt->width = width;
+ vt->height = height;
+ vt_set_term_size (vt, cols, rows);
+}
-#if CTX_DRAWLIST_STATIC
-static Ctx ctx_state;
-#endif
-void ctx_set_renderer (Ctx *ctx,
- void *renderer)
+
+static void vt_argument_buf_reset (VT *vt, const char *start)
{
- if (ctx->renderer && ctx->renderer->free)
- ctx->renderer->free (ctx->renderer);
- ctx->renderer = (CtxImplementation*)renderer;
+ if (start)
+ {
+ strcpy (vt->argument_buf, start);
+ vt->argument_buf_len = strlen (start);
+ }
+ else
+ { vt->argument_buf[vt->argument_buf_len=0]=0; }
+}
+
+static inline void vt_argument_buf_add (VT *vt, int ch)
+{
+ if (vt->argument_buf_len + 1 >= 1024 * 1024 * 16)
+ return;
+ //
+ if (vt->argument_buf_len + 1 >=
+ vt->argument_buf_cap)
+ {
+ vt->argument_buf_cap = vt->argument_buf_cap * 2;
+ vt->argument_buf = realloc (vt->argument_buf, vt->argument_buf_cap);
+ }
+ vt->argument_buf[vt->argument_buf_len] = ch;
+ vt->argument_buf[++vt->argument_buf_len] = 0;
}
-void *ctx_get_renderer (Ctx *ctx)
+static void
+_vt_move_to (VT *vt, int y, int x)
{
- return ctx->renderer;
+ int i;
+ x = x < 1 ? 1 : (x > vt->cols ? vt->cols : x);
+ y = y < 1 ? 1 : (y > vt->rows ? vt->rows : y);
+ vt->at_line_home = 0;
+ vt->cursor_x = x;
+ vt->cursor_y = y;
+ i = vt->rows - y;
+ CtxList *l;
+ for (l = vt->lines; l && i >= 1; l = l->next, i--);
+ if (l)
+ {
+ vt->current_line = l->data;
+ }
+ else
+ {
+ for (; i > 0; i--)
+ {
+ vt->current_line = vt_line_new_with_size ("", vt->cols);
+ ctx_list_append (&vt->lines, vt->current_line);
+ vt->line_count++;
+ }
+ }
+ VT_cursor ("%i,%i (_vt_move_to)", y, x);
+ vt->rev++;
}
-Ctx *
-ctx_new (void)
+static void vt_scroll (VT *vt, int amount);
+
+static void _vt_add_str (VT *vt, const char *str)
{
- ctx_setup ();
-#if CTX_DRAWLIST_STATIC
- Ctx *ctx = &ctx_state;
-#else
- Ctx *ctx = (Ctx *) malloc (sizeof (Ctx) );
-#endif
- ctx_memset (ctx, 0, sizeof (Ctx) );
- _ctx_init (ctx);
- return ctx;
+ int logical_margin_right = VT_MARGIN_RIGHT;
+ if (vt->cstyle & STYLE_PROPORTIONAL)
+ { vt->current_line->contains_proportional = 1; }
+ if (vt->cursor_x > logical_margin_right)
+ {
+ if (vt->autowrap)
+ {
+ int chars = 0;
+ int old_x = vt->cursor_x;
+ VtLine *old_line = vt->current_line;
+ if (vt->justify && str[0] != ' ')
+ {
+ while (old_x-1-chars >1 && vt_line_get_unichar (vt->current_line,
+ old_x-1-chars) !=' ')
+ {
+ chars++;
+ }
+ chars--;
+ if (chars > (vt->margin_right - vt->margin_left) * 3 / 2)
+ { chars = 0; }
+ }
+ if (vt->cursor_y == vt->margin_bottom)
+ {
+ vt_scroll (vt, -1);
+ }
+ else
+ {
+ _vt_move_to (vt, vt->cursor_y+1, 1);
+ }
+ vt->current_line->wrapped=1;
+ vt_carriage_return (vt);
+ for (int i = 0; i < chars; i++)
+ {
+ vt_line_set_style (vt->current_line, vt->cursor_x-1, vt->cstyle);
+ vt_line_replace_unichar (vt->current_line, vt->cursor_x - 1,
+ vt_line_get_unichar (old_line, old_x-1-chars+i) );
+ vt->cursor_x++;
+ }
+ for (int i = 0; i < chars; i++)
+ {
+ vt_line_replace_unichar (old_line, old_x-1-chars+i, ' ');
+ }
+ if (str[0] == ' ')
+ return;
+ }
+ else
+ {
+ vt->cursor_x = logical_margin_right;
+ }
+ }
+ if (vt->insert_mode)
+ {
+ vt_line_insert_utf8 (vt->current_line, vt->cursor_x - 1, str);
+ while (vt->current_line->string.utf8_length > logical_margin_right)
+ { vt_line_remove (vt->current_line, logical_margin_right); }
+ }
+ else
+ {
+ vt_line_replace_utf8 (vt->current_line, vt->cursor_x - 1, str);
+ }
+ vt_line_set_style (vt->current_line, vt->cursor_x-1, vt->cstyle);
+ vt->cursor_x += 1;
+ vt->at_line_home = 0;
+ vt->rev++;
}
-void
-ctx_drawlist_deinit (CtxDrawlist *drawlist)
+static void _vt_backspace (VT *vt)
{
-#if !CTX_DRAWLIST_STATIC
- if (drawlist->entries && ! (drawlist->flags & CTX_DRAWLIST_DOESNT_OWN_ENTRIES) )
+ if (vt->current_line)
{
- free (drawlist->entries);
+ vt->cursor_x --;
+ if (vt->cursor_x == VT_MARGIN_RIGHT) { vt->cursor_x--; }
+ if (vt->cursor_x < VT_MARGIN_LEFT)
+ {
+ vt->cursor_x = VT_MARGIN_LEFT;
+ vt->at_line_home = 1;
+ }
+ VT_cursor ("backspace");
}
-#endif
- drawlist->entries = NULL;
- drawlist->size = 0;
+ vt->rev++;
}
-static void ctx_deinit (Ctx *ctx)
+static void vtcmd_set_top_and_bottom_margins (VT *vt, const char *sequence)
{
- if (ctx->renderer)
+ int top = 1, bottom = vt->rows;
+ /* w3m issues this; causing reset of cursor position, why it is issued
+ * is unknown
+ */
+ if (!strcmp (sequence, "[?1001r"))
+ return;
+ if (strlen (sequence) > 2)
{
- if (ctx->renderer->free)
- ctx->renderer->free (ctx->renderer);
- ctx->renderer = NULL;
+ sscanf (sequence, "[%i;%ir", &top, &bottom);
}
- ctx_drawlist_deinit (&ctx->drawlist);
-#if CTX_CURRENT_PATH
- ctx_drawlist_deinit (&ctx->current_path);
+ VT_info ("margins: %i %i", top, bottom);
+ if (top <1) { top = 1; }
+ if (top > vt->rows) { top = vt->rows; }
+ if (bottom > vt->rows) { bottom = vt->rows; }
+ if (bottom < top) { bottom = top; }
+ vt->margin_top = top;
+ vt->margin_bottom = bottom;
+#if 0
+ _vt_move_to (vt, top, 1);
#endif
+ vt_carriage_return (vt);
+ VT_cursor ("%i, %i (home)", top, 1);
}
+static void vtcmd_save_cursor_position (VT *vt, const char *sequence);
-void ctx_free (Ctx *ctx)
+static void vtcmd_set_left_and_right_margins (VT *vt, const char *sequence)
{
- if (!ctx)
- { return; }
-#if CTX_EVENTS
- ctx_clear_bindings (ctx);
-#endif
- ctx_deinit (ctx);
-#if !CTX_DRAWLIST_STATIC
- free (ctx);
-#endif
+ int left = 1, right = vt->cols;
+ if (!vt->left_right_margin_mode)
+ {
+ vtcmd_save_cursor_position (vt, sequence);
+ return;
+ }
+ if (strlen (sequence) > 2)
+ {
+ sscanf (sequence, "[%i;%is", &left, &right);
+ }
+ VT_info ("hor margins: %i %i", left, right);
+ if (left <1) { left = 1; }
+ if (left > vt->cols) { left = vt->cols; }
+ if (right > vt->cols) { right = vt->cols; }
+ if (right < left) { right = left; }
+ vt->margin_left = left;
+ vt->margin_right = right;
+ _vt_move_to (vt, vt->cursor_y, vt->cursor_x);
+ vt_carriage_return (vt);
+ //VT_cursor ("%i, %i (home)", left, 1);
}
-Ctx *ctx_new_for_drawlist (void *data, size_t length)
+static inline int parse_int (const char *arg, int def_val)
{
- Ctx *ctx = ctx_new ();
- ctx->drawlist.flags |= CTX_DRAWLIST_DOESNT_OWN_ENTRIES;
- ctx->drawlist.entries = (CtxEntry *) data;
- ctx->drawlist.count = length / sizeof (CtxEntry);
- return ctx;
+ if (!isdigit (arg[1]) || strlen (arg) == 2)
+ { return def_val; }
+ return atoi (arg+1);
}
-#ifdef CTX_HAVE_SIMD
-void ctx_simd_setup ();
-#endif
-static void ctx_setup ()
+static void vtcmd_set_line_home (VT *vt, const char *sequence)
{
-#ifdef CTX_HAVE_SIMD
- ctx_simd_setup ();
-#endif
- ctx_font_setup ();
+ int val = parse_int (sequence, 1);
+ char buf[256];
+ vt->left_right_margin_mode = 1;
+ sprintf (buf, "[%i;%it", val, vt->margin_right);
+ vtcmd_set_left_and_right_margins (vt, buf);
}
-void
-ctx_render_ctx (Ctx *ctx, Ctx *d_ctx)
+static void vtcmd_set_line_limit (VT *vt, const char *sequence)
{
- CtxIterator iterator;
- CtxCommand *command;
- ctx_iterator_init (&iterator, &ctx->drawlist, 0,
- CTX_ITERATOR_EXPAND_BITPACK);
- while ( (command = ctx_iterator_next (&iterator) ) )
+ int val = parse_int (sequence, 0);
+ char buf[256];
+ vt->left_right_margin_mode = 1;
+ if (val < vt->margin_left) { val = vt->margin_left; }
+ sprintf (buf, "[%i;%it", vt->margin_left, val);
+ vtcmd_set_left_and_right_margins (vt, buf);
+}
+
+static void vt_scroll (VT *vt, int amount)
+{
+ int remove_no, insert_before;
+ VtLine *string = NULL;
+ if (amount == 0) { amount = 1; }
+ if (amount < 0)
{
- ctx_process (d_ctx, &command->entry);
+ remove_no = vt->margin_top;
+ insert_before = vt->margin_bottom;
+ }
+ else
+ {
+ remove_no = vt->margin_bottom;
+ insert_before = vt->margin_top;
+ }
+ CtxList *l;
+ int i;
+ for (i=vt->rows, l = vt->lines; i > 0 && l; l=l->next, i--)
+ {
+ if (i == remove_no)
+ {
+ string = l->data;
+ ctx_list_remove (&vt->lines, string);
+ break;
+ }
+ }
+ if (string)
+ {
+ if (!vt->in_alt_screen &&
+ (vt->margin_top == 1 && vt->margin_bottom == vt->rows) )
+ {
+ ctx_list_prepend (&vt->scrollback, string);
+ vt->scrollback_count ++;
+ }
+ else
+ {
+ vt_line_free (string, 1);
+ }
+ }
+ string = vt_line_new_with_size ("", vt->cols/4);
+ if (amount > 0 && vt->margin_top == 1)
+ {
+ ctx_list_append (&vt->lines, string);
+ }
+ else
+ {
+ for (i=vt->rows, l = vt->lines; l; l=l->next, i--)
+ {
+ if (i == insert_before)
+ {
+ ctx_list_insert_before (&vt->lines, l, string);
+ break;
+ }
+ }
+ if (i != insert_before)
+ {
+ ctx_list_append (&vt->lines, string);
+ }
+ }
+ vt->current_line = string;
+ /* not updating line count since we should always remove one and add one */
+ if (vt->smooth_scroll)
+ {
+ if (amount < 0)
+ {
+ vt->scroll_offset = -1.0;
+ vt->in_smooth_scroll = -1;
+ }
+ else
+ {
+ vt->scroll_offset = 1.0;
+ vt->in_smooth_scroll = 1;
+ }
}
+
+ {
+ vt->select_begin_row += amount;
+ vt->select_end_row += amount;
+ vt->select_start_row += amount;
+ }
}
-void
-ctx_render_ctx_textures (Ctx *ctx, Ctx *d_ctx)
+typedef struct Sequence
{
- CtxIterator iterator;
- CtxCommand *command;
- ctx_iterator_init (&iterator, &ctx->drawlist, 0,
- CTX_ITERATOR_EXPAND_BITPACK);
- while ( (command = ctx_iterator_next (&iterator) ) )
+ const char *prefix;
+ char suffix;
+ void (*vtcmd) (VT *vt, const char *sequence);
+ uint32_t compat;
+} Sequence;
+
+static void vtcmd_cursor_position (VT *vt, const char *sequence)
+{
+ int y = 1, x = 1;
+ const char *semi;
+ if (sequence[0] != 'H' && sequence[0] != 'f')
{
- switch (command->code)
- {
- default:
- //fprintf (stderr, "[%c]", command->code);
- break;
- case CTX_TEXTURE:
- fprintf (stderr, "t:%s\n", command->texture.eid);
- ctx_process (d_ctx, &command->entry);
- break;
- case CTX_DEFINE_TEXTURE:
- fprintf (stderr, "d:%s\n", command->define_texture.eid);
- ctx_process (d_ctx, &command->entry);
- break;
- }
+ y = parse_int (sequence, 1);
+ if ( (semi = strchr (sequence, ';') ) )
+ {
+ x = parse_int (semi, 1);
+ }
}
+ if (x == 0) { x = 1; }
+ if (y == 0) { y = 1; }
+ if (vt->origin)
+ {
+ y += vt->margin_top - 1;
+ _vt_move_to (vt, y, vt->cursor_x);
+ x += VT_MARGIN_LEFT - 1;
+ }
+ VT_cursor ("%i %i CUP", y, x);
+ _vt_move_to (vt, y, x);
}
-void ctx_quit (Ctx *ctx)
+
+static void vtcmd_horizontal_position_absolute (VT *vt, const char *sequence)
{
-#if CTX_EVENTS
- ctx->quit ++;
-#endif
+ int x = parse_int (sequence, 1);
+ if (x<=0) { x = 1; }
+ _vt_move_to (vt, vt->cursor_y, x);
}
-int ctx_has_quit (Ctx *ctx)
+static void vtcmd_goto_row (VT *vt, const char *sequence)
{
-#if CTX_EVENTS
- return (ctx->quit);
-#else
- return 1;
-#endif
+ int y = parse_int (sequence, 1);
+ _vt_move_to (vt, y, vt->cursor_x);
}
-int ctx_pixel_format_bits_per_pixel (CtxPixelFormat format)
+static void vtcmd_cursor_forward (VT *vt, const char *sequence)
{
- CtxPixelFormatInfo *info = ctx_pixel_format_info (format);
- if (info)
- return info->bpp;
- return -1;
+ int n = parse_int (sequence, 1);
+ if (n==0) { n = 1; }
+ for (int i = 0; i < n; i++)
+ {
+ vt->cursor_x++;
+ }
+ if (vt->cursor_x > VT_MARGIN_RIGHT)
+ { vt->cursor_x = VT_MARGIN_RIGHT; }
}
-int ctx_pixel_format_get_stride (CtxPixelFormat format, int width)
+static void vtcmd_cursor_backward (VT *vt, const char *sequence)
{
- CtxPixelFormatInfo *info = ctx_pixel_format_info (format);
- if (info)
- {
- switch (info->bpp)
+ int n = parse_int (sequence, 1);
+ if (n==0) { n = 1; }
+ for (int i = 0; i < n; i++)
{
- case 0:
- case 1:
- return (width + 7)/8;
- case 2:
- return (width + 3)/4;
- case 4:
- return (width + 1)/2;
- default:
- return width * (info->bpp / 8);
+ vt->cursor_x--;
+ }
+ if (vt->cursor_x < VT_MARGIN_LEFT)
+ {
+ vt->cursor_x = VT_MARGIN_LEFT; // should this wrap??
+ vt->at_line_home = 1;
}
- }
- return width;
}
-int ctx_pixel_format_ebpp (CtxPixelFormat format)
+static void vtcmd_reverse_index (VT *vt, const char *sequence)
{
- CtxPixelFormatInfo *info = ctx_pixel_format_info (format);
- if (info)
- return info->ebpp;
- return -1;
+ int n = parse_int (sequence, 1);
+ if (n==0) { n = 1; }
+ for (int i = 0; i < n; i++)
+ {
+ if (vt->cursor_y == vt->margin_top)
+ {
+ vt_scroll (vt, 1);
+ _vt_move_to (vt, vt->margin_top, vt->cursor_x);
+ }
+ else
+ {
+ _vt_move_to (vt, vt->cursor_y-1, vt->cursor_x);
+ }
+ }
}
-int ctx_pixel_format_components (CtxPixelFormat format)
+static void vtcmd_cursor_up (VT *vt, const char *sequence)
{
- CtxPixelFormatInfo *info = ctx_pixel_format_info (format);
- if (info)
- return info->components;
- return -1;
+ int n = parse_int (sequence, 1);
+ if (n==0) { n = 1; }
+ for (int i = 0; i < n; i++)
+ {
+ if (vt->cursor_y == vt->margin_top)
+ {
+ //_vt_move_to (vt, 1, vt->cursor_x);
+ }
+ else
+ {
+ _vt_move_to (vt, vt->cursor_y-1, vt->cursor_x);
+ }
+ }
}
-#if CTX_EVENTS
-void ctx_set_cursor (Ctx *ctx, CtxCursor cursor)
+static void vtcmd_back_index (VT *vt, const char *sequence)
{
- if (ctx->cursor != cursor)
- {
- ctx_set_dirty (ctx, 1);
- ctx->cursor = cursor;
- }
+ // XXX implement
}
-CtxCursor ctx_get_cursor (Ctx *ctx)
+
+static void vtcmd_forward_index (VT *vt, const char *sequence)
{
- return ctx->cursor;
+ // XXX implement
}
-void ctx_set_clipboard (Ctx *ctx, const char *text)
+static void vtcmd_index (VT *vt, const char *sequence)
{
- if (ctx->renderer && ctx->renderer->set_clipboard)
- {
- ctx->renderer->set_clipboard (ctx->renderer, text);
- return;
- }
+ int n = parse_int (sequence, 1);
+ if (n==0) { n = 1; }
+ for (int i = 0; i < n; i++)
+ {
+ if (vt->cursor_y == vt->margin_bottom)
+ {
+ vt_scroll (vt, -1);
+ _vt_move_to (vt, vt->margin_bottom, vt->cursor_x);
+ }
+ else
+ {
+ _vt_move_to (vt, vt->cursor_y + 1, vt->cursor_x);
+ }
+ }
}
-char *ctx_get_clipboard (Ctx *ctx)
+static void vtcmd_cursor_down (VT *vt, const char *sequence)
{
- if (ctx->renderer && ctx->renderer->get_clipboard)
- {
- return ctx->renderer->get_clipboard (ctx->renderer);
- }
- return strdup ("");
+ int n = parse_int (sequence, 1);
+ if (n==0) { n = 1; }
+ for (int i = 0; i < n; i++)
+ {
+ if (vt->cursor_y >= vt->margin_bottom)
+ {
+ _vt_move_to (vt, vt->margin_bottom, vt->cursor_x);
+ }
+ else
+ {
+ _vt_move_to (vt, vt->cursor_y + 1, vt->cursor_x);
+ }
+ }
}
-void ctx_set_texture_source (Ctx *ctx, Ctx *texture_source)
+static void vtcmd_next_line (VT *vt, const char *sequence)
{
- ((CtxRasterizer*)ctx->renderer)->texture_source = texture_source;
+ vtcmd_index (vt, sequence);
+ _vt_move_to (vt, vt->cursor_y, vt->cursor_x);
+ vt_carriage_return (vt);
+ vt->cursor_x = VT_MARGIN_LEFT;
}
-void ctx_set_texture_cache (Ctx *ctx, Ctx *texture_cache)
+static void vtcmd_cursor_preceding_line (VT *vt, const char *sequence)
{
- ctx->texture_cache = texture_cache;
+ vtcmd_cursor_up (vt, sequence);
+ _vt_move_to (vt, vt->cursor_y, vt->cursor_x);
+ vt->cursor_x = VT_MARGIN_LEFT;
}
-void ctx_set_transform (Ctx *ctx, float a, float b, float c, float d, float e, float f)
+static void vtcmd_erase_in_line (VT *vt, const char *sequence)
{
- ctx_identity (ctx);
- ctx_apply_transform (ctx, a, b, c, d, e, f);
+ int n = parse_int (sequence, 0);
+ switch (n)
+ {
+ case 0: // clear to end of line
+ {
+ char *p = (char *) mrg_utf8_skip (vt->current_line->string.str, vt->cursor_x-1);
+ if (p) { *p = 0; }
+ // XXX : this is chopping lines
+ for (int col = vt->cursor_x; col <= VT_MARGIN_RIGHT; col++)
+ { vt_line_set_style (vt->current_line, col - 1, vt->cstyle); }
+ vt->current_line->string.length = strlen (vt->current_line->string.str);
+ vt->current_line->string.utf8_length = ctx_utf8_strlen (vt->current_line->string.str);
+ }
+ break;
+ case 1: // clear from beginning to cursor
+ {
+ for (int col = VT_MARGIN_LEFT; col <= vt->cursor_x; col++)
+ {
+ vt_line_replace_utf8 (vt->current_line, col-1, " ");
+ }
+ for (int col = VT_MARGIN_LEFT; col <= vt->cursor_x; col++)
+ { vt_line_set_style (vt->current_line, col-1, vt->cstyle); }
+ vt->current_line->string.length = strlen (vt->current_line->string.str);
+ vt->current_line->string.utf8_length = ctx_utf8_strlen (vt->current_line->string.str); // should
be a nop
+ }
+ break;
+ case 2: // clear entire line
+ for (int col = VT_MARGIN_LEFT; col <= VT_MARGIN_RIGHT; col++)
+ { vt_line_set_style (vt->current_line, col-1, vt->cstyle); }
+ vt_line_set (vt->current_line, ""); // XXX not all
+ break;
+ }
}
-#ifndef NO_LIBCURL
-#include <curl/curl.h>
-static size_t
-ctx_string_append_callback (void *contents, size_t size, size_t nmemb, void *userp)
+
+static void vtcmd_erase_in_display (VT *vt, const char *sequence)
{
- CtxString *string = (CtxString*)userp;
- ctx_string_append_data ((CtxString*)string, contents, size * nmemb);
- return size * nmemb;
+ int n = parse_int (sequence, 0);
+ switch (n)
+ {
+ case 0: // clear to end of screen
+ {
+ char *p = (char *) mrg_utf8_skip (vt->current_line->string.str, vt->cursor_x-1);
+ if (p) { *p = 0; }
+ vt->current_line->string.length = strlen (vt->current_line->string.str);
+ vt->current_line->string.utf8_length = ctx_utf8_strlen (vt->current_line->string.str);
+ }
+ for (int col = vt->cursor_x; col <= VT_MARGIN_RIGHT; col++)
+ { vt_line_set_style (vt->current_line, col-1, vt->cstyle); }
+ {
+ CtxList *l;
+ int no = vt->rows;
+ for (l = vt->lines; l->data != vt->current_line; l = l->next, no--)
+ {
+ VtLine *buf = l->data;
+ buf->string.str[0] = 0;
+ buf->string.length = 0;
+ buf->string.utf8_length = 0;
+ for (int col = 1; col <= vt->cols; col++)
+ { vt_line_set_style (buf, col-1, vt->cstyle); }
+ }
+ }
+ break;
+ case 1: // clear from beginning to cursor
+ {
+ for (int col = 1; col <= vt->cursor_x; col++)
+ {
+ vt_line_replace_utf8 (vt->current_line, col-1, " ");
+ vt_line_set_style (vt->current_line, col-1, vt->cstyle);
+ }
+ }
+ {
+ CtxList *l;
+ int there_yet = 0;
+ int no = vt->rows;
+ for (l = vt->lines; l; l = l->next, no--)
+ {
+ VtLine *buf = l->data;
+ if (there_yet)
+ {
+ buf->string.str[0] = 0;
+ buf->string.length = 0;
+ buf->string.utf8_length = 0;
+ for (int col = 1; col <= vt->cols; col++)
+ { vt_line_set_style (buf, col-1, vt->cstyle); }
+ }
+ if (buf == vt->current_line)
+ {
+ there_yet = 1;
+ }
+ }
+ }
+ break;
+ case 3: // also clear scrollback
+ while (vt->scrollback)
+ {
+ vt_line_free (vt->scrollback->data, 1);
+ ctx_list_remove (&vt->scrollback, vt->scrollback->data);
+ }
+ vt->scrollback_count = 0;
+ /* FALLTHROUGH */
+ case 2: // clear entire screen but keep cursor;
+ {
+ int tx = vt->cursor_x;
+ int ty = vt->cursor_y;
+ vtcmd_clear (vt, "");
+ _vt_move_to (vt, ty, tx);
+ for (CtxList *l = vt->lines; l; l = l->next)
+ {
+ VtLine *line = l->data;
+ for (int col = 1; col <= vt->cols; col++)
+ { vt_line_set_style (line, col-1, vt->cstyle); }
+ }
+ }
+ break;
+ }
}
-#endif
-
-int
-ctx_get_contents (const char *uri,
- unsigned char **contents,
- long *length)
+static void vtcmd_screen_alignment_display (VT *vt, const char *sequence)
{
- char temp_uri[PATH_MAX]; // XXX XXX breaks with data uri's
- if (uri[0] == '/')
- {
- snprintf (temp_uri, sizeof (temp_uri)-1, "file://%s", uri);
- uri = temp_uri;
- }
- else
- {
- snprintf (temp_uri, sizeof (temp_uri)-1, uri);
- uri = temp_uri;
- }
-
- if (strchr (uri, '#'))
- strchr (uri, '#')[0]=0;
-
- for (CtxList *l = registered_contents; l; l = l->next)
- {
- CtxFileContent *c = (CtxFileContent*)l->data;
- if (!strcmp (c->path, uri))
+ for (int y = 1; y <= vt->rows; y++)
{
- contents = malloc (c->length+1);
- contents[c->length]=0;
- if (length) *length = c->length;
- return 0;
+ _vt_move_to (vt, y, 1);
+ for (int x = 1; x <= vt->cols; x++)
+ {
+ _vt_add_str (vt, "E");
+ }
}
- }
-
- if (!strncmp (uri, "file://", 5))
- {
- if (strchr (uri, '?'))
- strchr (uri, '?')[0]=0;
- }
-
- if (!strncmp (uri, "file://", 7))
- return __ctx_file_get_contents (uri + 7, contents, length);
- else
- {
-#ifndef NO_LIBCURL
- CURL *curl = curl_easy_init ();
- CURLcode res;
+}
- curl_easy_setopt(curl, CURLOPT_URL, uri);
- curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1L);
- CtxString *string = ctx_string_new ("");
+#if 0
+static int find_idx (int r, int g, int b)
+{
+ r = r / 255.0 * 5;
+ g = g / 255.0 * 5;
+ b = b / 255.0 * 5;
+ return 16 + r * 6 * 6 + g * 6 + b;
+}
+#endif
- curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, ctx_string_append_callback);
- /* we pass our 'chunk' struct to the callback function */
- curl_easy_setopt(curl, CURLOPT_WRITEDATA, (void*)string);
+static void vtcmd_set_graphics_rendition (VT *vt, const char *sequence)
+{
+ const char *s = sequence;
+ if (s[0]) { s++; }
+ while (s && *s)
+ {
+ int n = parse_int (s - 1, 0); // works until color
+ // both fg and bg could be set in 256 color mode FIXME
+ //
+ /* S_GR@38@Set forground color@foo bar baz@ */
+ if (n == 38) // set foreground
+ {
+ s = strchr (s, ';');
+ if (!s)
+ {
+ VT_warning ("incomplete [38m expected ; %s", sequence);
+ return;
+ }
+ n = parse_int (s, 0);
+ if (n == 5)
+ {
+ s++;
+ if (strchr (s, ';') )
+ { s = strchr (s, ';'); }
+ else
+ { s = strchr (s, ':'); }
+ if (s)
+ {
+ n = parse_int (s, 0);
+ set_fg_idx (n);
+ s++;
+ while (*s && *s >= '0' && *s <='9') { s++; }
+ }
+ }
+ else if (n == 2)
+ {
+ int r = 0, g = 0, b = 0;
+ s++;
+ if (strchr (s, ';') )
+ {
+ s = strchr (s, ';');
+ if (s)
+ { sscanf (s, ";%i;%i;%i", &r, &g, &b); }
+ }
+ else
+ {
+ s = strchr (s, ':');
+ if (s)
+ { sscanf (s, ":%i:%i:%i", &r, &g, &b); }
+ }
+ if (s)
+ for (int i = 0; i < 3; i++)
+ {
+ if (*s)
+ {
+ s++;
+ while (*s && *s >= '0' && *s <='9') { s++; }
+ }
+ }
+ set_fg_rgb (r,g,b);
+ }
+ else
+ {
+ VT_warning ("unhandled %s %i", sequence, n);
+ return;
+ }
+ //return; // XXX we should continue, and allow further style set after complex color
+ }
+ else if (n == 48) // set background
+ {
+ s = strchr (s, ';');
+ if (!s)
+ {
+ VT_warning ("incomplete [38m expected ; %s", sequence);
+ return;
+ }
+ n = parse_int (s, 0);
+ if (n == 5)
+ {
+ s++;
+ if (strchr (s, ';') )
+ { s = strchr (s, ';'); }
+ else
+ { s = strchr (s, ':'); }
+ if (s)
+ { n = parse_int (s, 0); }
+ set_bg_idx (n);
+ if (s)
+ {
+ s++;
+ while (*s && *s >= '0' && *s <='9') { s++; }
+ }
+ }
+ else if (n == 2)
+ {
+ int r = 0, g = 0, b = 0;
+ s++;
+ if (strchr (s, ';') )
+ {
+ s = strchr (s, ';');
+ if (s)
+ { sscanf (s, ";%i;%i;%i", &r, &g, &b); }
+ }
+ else
+ {
+ s = strchr (s, ':');
+ if (s)
+ { sscanf (s, ":%i:%i:%i", &r, &g, &b); }
+ }
+ if (s)
+ for (int i = 0; i < 3; i++)
+ {
+ s++;
+ while (*s >= '0' && *s <='9') { s++; }
+ }
+ set_bg_rgb (r,g,b);
+ }
+ else
+ {
+ VT_warning ("unhandled %s %i", sequence, n);
+ return;
+ }
+ //return; // we XXX should continue, and allow further style set after complex color
+ }
+ else
+ switch (n)
+ {
+ case 0: /* SGR@0@Style reset@@ */
+ if (vt->cstyle & STYLE_PROPORTIONAL)
+ { vt->cstyle = STYLE_PROPORTIONAL; }
+ else
+ { vt->cstyle = 0; }
+ break;
+ case 1: /* SGR@@Bold@@ */
+ vt->cstyle |= STYLE_BOLD;
+ break;
+ case 2: /* SGR@@Dim@@ */
+ vt->cstyle |= STYLE_DIM;
+ break;
+ case 3: /* SGR@@Italic@@ */
+ vt->cstyle |= STYLE_ITALIC;
+ break;
+ case 4: /* SGR@@Underscore@@ */
+ /* SGR@4:2@Double underscore@@ */
+ /* SGR@4:3@Curvy underscore@@ */
+ if (s[1] == ':')
+ {
+ switch (s[2])
+ {
+ case '0':
+ break;
+ case '1':
+ vt->cstyle |= STYLE_UNDERLINE;
+ break;
+ case '2':
+ vt->cstyle |= STYLE_UNDERLINE|
+ STYLE_UNDERLINE_VAR;
+ break;
+ default:
+ case '3':
+ vt->cstyle |= STYLE_UNDERLINE_VAR;
+ break;
+ }
+ }
+ else
+ {
+ vt->cstyle |= STYLE_UNDERLINE;
+ }
+ break;
+ case 5: /* SGR@@Blink@@ */
+ vt->cstyle |= STYLE_BLINK;
+ break;
+ case 6: /* SGR@@Blink Fast@@ */
+ vt->cstyle |= STYLE_BLINK_FAST;
+ break;
+ case 7: /* SGR@@Reverse@@ */
+ vt->cstyle |= STYLE_REVERSE;
+ break;
+ case 8: /* SGR@@Hidden@@ */
+ vt->cstyle |= STYLE_HIDDEN;
+ break;
+ case 9: /* SGR@@Strikethrough@@ */
+ vt->cstyle |= STYLE_STRIKETHROUGH;
+ break;
+ case 10: /* SGR@@Font 0@@ */
+ break;
+ case 11: /* SGR@@Font 1@@ */
+ break;
+ case 12: /* SGR@@Font 2(ignored)@@ */
+ case 13: /* SGR@@Font 3(ignored)@@ */
+ case 14: /* SGR@@Font 4(ignored)@@ */
+ break;
+ case 22: /* SGR@@Bold off@@ */
+ vt->cstyle ^= (vt->cstyle & STYLE_BOLD);
+ vt->cstyle ^= (vt->cstyle & STYLE_DIM);
+ break;
+ case 23: /* SGR@@Italic off@@ */
+ vt->cstyle ^= (vt->cstyle & STYLE_ITALIC);
+ break;
+ case 24: /* SGR@@Underscore off@@ */
+ vt->cstyle ^= (vt->cstyle & (STYLE_UNDERLINE|STYLE_UNDERLINE_VAR) );
+ break;
+ case 25: /* SGR@@Blink off@@ */
+ vt->cstyle ^= (vt->cstyle & STYLE_BLINK);
+ vt->cstyle ^= (vt->cstyle & STYLE_BLINK_FAST);
+ break;
+ case 26: /* SGR@@Proportional spacing @@ */
+ vt->cstyle |= STYLE_PROPORTIONAL;
+ break;
+ case 27: /* SGR@@Reverse off@@ */
+ vt->cstyle ^= (vt->cstyle & STYLE_REVERSE);
+ break;
+ case 28: /* SGR@@Hidden off@@ */
+ vt->cstyle ^= (vt->cstyle & STYLE_HIDDEN);
+ break;
+ case 29: /* SGR@@Strikethrough off@@ */
+ vt->cstyle ^= (vt->cstyle & STYLE_STRIKETHROUGH);
+ break;
+ case 30: /* SGR@@black text color@@ */
+ set_fg_idx (0);
+ break;
+ case 31: /* SGR@@red text color@@ */
+ set_fg_idx (1);
+ break;
+ case 32: /* SGR@@green text color@@ */
+ set_fg_idx (2);
+ break;
+ case 33: /* SGR@@yellow text color@@ */
+ set_fg_idx (3);
+ break;
+ case 34: /* SGR@@blue text color@@ */
+ set_fg_idx (4);
+ break;
+ case 35: /* SGR@@magenta text color@@ */
+ set_fg_idx (5);
+ break;
+ case 36: /* SGR@@cyan text color@@ */
+ set_fg_idx (6);
+ break;
+ case 37: /* SGR@@light gray text color@@ */
+ set_fg_idx (7);
+ break;
+ /* SGR@38;5;Pn@256 color index foreground color@where Pn is 0-15 is system colors 16-(16+6*6*6) is
a 6x6x6 RGB cube and in the end a grayscale without white and black.@ */
+ /* SGR@38;2;Pr;Pg;Pb@24 bit RGB foreground color each of Pr Pg and Pb have 0-255 range@@ */
+ case 39: /* SGR@@default text color@@ */
+ set_fg_idx (vt->reverse_video?0:15);
+ vt->cstyle ^= (vt->cstyle & STYLE_FG_COLOR_SET);
+ break;
+ case 40: /* SGR@@black background color@@ */
+ set_bg_idx (0);
+ break;
+ case 41: /* SGR@@red background color@@ */
+ set_bg_idx (1);
+ break;
+ case 42: /* SGR@@green background color@@ */
+ set_bg_idx (2);
+ break;
+ case 43: /* SGR@@yellow background color@@ */
+ set_bg_idx (3);
+ break;
+ case 44: /* SGR@@blue background color@@ */
+ set_bg_idx (4);
+ break;
+ case 45: /* SGR@@magenta background color@@ */
+ set_bg_idx (5);
+ break;
+ case 46: /* SGR@@cyan background color@@ */
+ set_bg_idx (6);
+ break;
+ case 47: /* SGR@@light gray background color@@ */
+ set_bg_idx (7);
+ break;
- curl_easy_setopt(curl, CURLOPT_USERAGENT, "ctx/0.0");
+ /* SGR@48;5;Pn@256 color index background color@where Pn is 0-15 is system colors 16-(16+6*6*6) is
a 6x6x6 RGB cube and in the end a grayscale without white and black.@ */
+ /* SGR@48;2;Pr;Pg;Pb@24 bit RGB background color@Where Pr Pg and Pb have 0-255 range@ */
- res = curl_easy_perform(curl);
- /* check for errors */
- if(res != CURLE_OK) {
- fprintf(stderr, "curl_easy_perform() failed: %s\n",
- curl_easy_strerror(res));
- curl_easy_cleanup (curl);
- }
- else
- {
- *contents = (unsigned char*)string->str;
- *length = string->length;
- ctx_string_free (string, 0);
- curl_easy_cleanup (curl);
- return 0;
- }
-#else
- return __ctx_file_get_contents (uri, contents, length);
-#endif
- }
- return -1;
+ case 49: /* SGR@@default background color@@ */
+ set_bg_idx (vt->reverse_video?15:0);
+ vt->cstyle ^= (vt->cstyle & STYLE_BG_COLOR_SET);
+ break;
+ case 50: /* SGR@@Proportional spacing off @@ */
+ vt->cstyle ^= (vt->cstyle & STYLE_PROPORTIONAL);
+ break;
+ // 51 : framed
+ // 52 : encircled
+ case 53: /* SGR@@Overlined@@ */
+ vt->cstyle |= STYLE_OVERLINE;
+ break;
+ case 55: /* SGR@@Not Overlined@@ */
+ vt->cstyle ^= (vt->cstyle&STYLE_OVERLINE);
+ break;
+ case 90: /* SGR@@dark gray text color@@ */
+ set_fg_idx (8);
+ break;
+ case 91: /* SGR@@light red text color@@ */
+ set_fg_idx (9);
+ break;
+ case 92: /* SGR@@light green text color@@ */
+ set_fg_idx (10);
+ break;
+ case 93: /* SGR@@light yellow text color@@ */
+ set_fg_idx (11);
+ break;
+ case 94: /* SGR@@light blue text color@@ */
+ set_fg_idx (12);
+ break;
+ case 95: /* SGR@@light magenta text color@@ */
+ set_fg_idx (13);
+ break;
+ case 96: /* SGR@@light cyan text color@@ */
+ set_fg_idx (14);
+ break;
+ case 97: /* SGR@@white text color@@ */
+ set_fg_idx (15);
+ break;
+ case 100: /* SGR@@dark gray background color@@ */
+ set_bg_idx (8);
+ break;
+ case 101: /* SGR@@light red background color@@ */
+ set_bg_idx (9);
+ break;
+ case 102: /* SGR@@light green background color@@ */
+ set_bg_idx (10);
+ break;
+ case 103: /* SGR@@light yellow background color@@ */
+ set_bg_idx (11);
+ break;
+ case 104: /* SGR@@light blue background color@@ */
+ set_bg_idx (12);
+ break;
+ case 105: /* SGR@@light magenta background color@@ */
+ set_bg_idx (13);
+ break;
+ case 106: /* SGR@@light cyan background color@@ */
+ set_bg_idx (14);
+ break;
+ case 107: /* SGR@@white background color@@ */
+ set_bg_idx (15);
+ break;
+ default:
+ VT_warning ("unhandled style code %i in sequence \\033%s\n", n, sequence);
+ return;
+ }
+ while (s && *s && *s != ';') { s++; }
+ if (s && *s == ';') { s++; }
+ }
}
+static void vtcmd_ignore (VT *vt, const char *sequence)
+{
+ VT_info ("ignoring sequence %s", sequence);
+}
-#endif
-
-#endif // CTX_IMPLEMENTATION
-
-#if CTX_COMPOSITE
-
-
-#define CTX_RGBA8_R_SHIFT 0
-#define CTX_RGBA8_G_SHIFT 8
-#define CTX_RGBA8_B_SHIFT 16
-#define CTX_RGBA8_A_SHIFT 24
-
-#define CTX_RGBA8_R_MASK (0xff << CTX_RGBA8_R_SHIFT)
-#define CTX_RGBA8_G_MASK (0xff << CTX_RGBA8_G_SHIFT)
-#define CTX_RGBA8_B_MASK (0xff << CTX_RGBA8_B_SHIFT)
-#define CTX_RGBA8_A_MASK (0xff << CTX_RGBA8_A_SHIFT)
-
-#define CTX_RGBA8_RB_MASK (CTX_RGBA8_R_MASK | CTX_RGBA8_B_MASK)
-#define CTX_RGBA8_GA_MASK (CTX_RGBA8_G_MASK | CTX_RGBA8_A_MASK)
-
-#if CTX_GRADIENTS
-#if CTX_GRADIENT_CACHE
+static void vtcmd_clear_all_tabs (VT *vt, const char *sequence)
+{
+ memset (vt->tabs, 0, sizeof (vt->tabs) );
+}
+static void vtcmd_clear_current_tab (VT *vt, const char *sequence)
+{
+ vt->tabs[ (int) (vt->cursor_x-1)] = 0;
+}
-inline static int ctx_grad_index (float v)
+static void vtcmd_horizontal_tab_set (VT *vt, const char *sequence)
{
- int ret = v * (CTX_GRADIENT_CACHE_ELEMENTS - 1.0f) + 0.5f;
- if (ret >= CTX_GRADIENT_CACHE_ELEMENTS)
- return CTX_GRADIENT_CACHE_ELEMENTS - 1;
- if (ret >= 0 && ret < CTX_GRADIENT_CACHE_ELEMENTS)
- return ret;
- return 0;
+ vt->tabs[ (int) vt->cursor_x-1] = 1;
}
-extern uint8_t ctx_gradient_cache_u8[CTX_GRADIENT_CACHE_ELEMENTS][4];
-extern uint8_t ctx_gradient_cache_u8_a[CTX_GRADIENT_CACHE_ELEMENTS][4];
-extern int ctx_gradient_cache_valid;
+static void vtcmd_save_cursor_position (VT *vt, const char *sequence)
+{
+ vt->saved_x = vt->cursor_x;
+ vt->saved_y = vt->cursor_y;
+}
-//static void
-//ctx_gradient_cache_reset (void)
-//{
-// ctx_gradient_cache_valid = 0;
-//}
+static void vtcmd_restore_cursor_position (VT *vt, const char *sequence)
+{
+ _vt_move_to (vt, vt->saved_y, vt->saved_x);
+}
-#endif
+static void vtcmd_save_cursor (VT *vt, const char *sequence)
+{
+ vt->saved_style = vt->cstyle;
+ vt->saved_origin = vt->origin;
+ vtcmd_save_cursor_position (vt, sequence);
+ for (int i = 0; i < 4; i++)
+ { vt->saved_charset[i] = vt->charset[i]; }
+}
-CTX_INLINE static void
-_ctx_fragment_gradient_1d_RGBA8 (CtxRasterizer *rasterizer, float x, float y, uint8_t *rgba)
+static void vtcmd_restore_cursor (VT *vt, const char *sequence)
{
- float v = x;
- CtxGradient *g = &rasterizer->state->gradient;
- if (v < 0) { v = 0; }
- if (v > 1) { v = 1; }
+ vtcmd_restore_cursor_position (vt, sequence);
+ vt->cstyle = vt->saved_style;
+ vt->origin = vt->saved_origin;
+ for (int i = 0; i < 4; i++)
+ { vt->charset[i] = vt->saved_charset[i]; }
+}
- if (g->n_stops == 0)
- {
- rgba[0] = rgba[1] = rgba[2] = v * 255;
- rgba[3] = 255;
- return;
- }
- CtxGradientStop *stop = NULL;
- CtxGradientStop *next_stop = &g->stops[0];
- CtxColor *color;
- for (int s = 0; s < g->n_stops; s++)
- {
- stop = &g->stops[s];
- next_stop = &g->stops[s+1];
- if (s + 1 >= g->n_stops) { next_stop = NULL; }
- if (v >= stop->pos && next_stop && v < next_stop->pos)
- { break; }
- stop = NULL;
- next_stop = NULL;
- }
- if (stop == NULL && next_stop)
+static void vtcmd_erase_n_chars (VT *vt, const char *sequence)
+{
+ int n = parse_int (sequence, 1);
+ while (n--)
{
- color = & (next_stop->color);
+ vt_line_replace_utf8 (vt->current_line, vt->cursor_x - 1 + n, " ");
+ vt_line_set_style (vt->current_line, vt->cursor_x + n - 1, vt->cstyle);
}
- else if (stop && next_stop == NULL)
+}
+
+static void vtcmd_delete_n_chars (VT *vt, const char *sequence)
+{
+ int n = parse_int (sequence, 1);
+ int count = n;
+ while (count--)
{
- color = & (stop->color);
+ vt_line_remove (vt->current_line, vt->cursor_x - 1);
}
- else if (stop && next_stop)
+}
+
+static void vtcmd_delete_n_lines (VT *vt, const char *sequence)
+{
+ int n = parse_int (sequence, 1);
+ for (int a = 0; a < n; a++)
{
- uint8_t stop_rgba[4];
- uint8_t next_rgba[4];
- ctx_color_get_rgba8 (rasterizer->state, & (stop->color), stop_rgba);
- ctx_color_get_rgba8 (rasterizer->state, & (next_stop->color), next_rgba);
- int dx = (v - stop->pos) * 255 / (next_stop->pos - stop->pos);
- for (int c = 0; c < 4; c++)
- { rgba[c] = ctx_lerp_u8 (stop_rgba[c], next_rgba[c], dx); }
- return;
+ int i;
+ CtxList *l;
+ VtLine *string = vt->current_line;
+ vt_line_set (string, "");
+ ctx_list_remove (&vt->lines, vt->current_line);
+ for (i=vt->rows, l = vt->lines; l; l=l->next, i--)
+ {
+ if (i == vt->margin_bottom)
+ {
+ vt->current_line = string;
+ ctx_list_insert_before (&vt->lines, l, string);
+ break;
+ }
+ }
+ _vt_move_to (vt, vt->cursor_y, vt->cursor_x); // updates current_line
}
- else
+}
+
+static void vtcmd_insert_character (VT *vt, const char *sequence)
+{
+ int n = parse_int (sequence, 1);
+ while (n--)
{
- color = & (g->stops[g->n_stops-1].color);
+ vt_line_insert_utf8 (vt->current_line, vt->cursor_x-1, " ");
}
- ctx_color_get_rgba8 (rasterizer->state, color, rgba);
- if (rasterizer->swap_red_green)
- {
- uint8_t tmp = rgba[0];
- rgba[0] = rgba[2];
- rgba[2] = tmp;
- }
+ while (vt->current_line->string.utf8_length > vt->cols)
+ { vt_line_remove (vt->current_line, vt->cols); }
+ // XXX update style
}
-#if CTX_GRADIENT_CACHE
-static void
-ctx_gradient_cache_prime (CtxRasterizer *rasterizer);
-#endif
+static void vtcmd_scroll_up (VT *vt, const char *sequence)
+{
+ int n = parse_int (sequence, 1);
+ if (n == 0) { n = 1; }
+ while (n--)
+ { vt_scroll (vt, -1); }
+}
-CTX_INLINE static void
-ctx_fragment_gradient_1d_RGBA8 (CtxRasterizer *rasterizer, float x, float y, uint8_t *rgba)
+static void vtcmd_scroll_down (VT *vt, const char *sequence)
{
-#if CTX_GRADIENT_CACHE
- uint32_t* rgbap = ((uint32_t*)(&ctx_gradient_cache_u8[ctx_grad_index(x)][0]));
- *((uint32_t*)rgba) = *rgbap;
-#else
- _ctx_fragment_gradient_1d_RGBA8 (rasterizer, x, y, rgba);
-#endif
+ int n = parse_int (sequence, 1);
+ if (n == 0) { n = 1; }
+ while (n--)
+ { vt_scroll (vt, 1); }
}
-#endif
-CTX_INLINE static void
-ctx_RGBA8_associate_alpha (uint8_t *u8)
+static void vtcmd_insert_blank_lines (VT *vt, const char *sequence)
{
- uint32_t val = *((uint32_t*)(u8));
- int a = val >> CTX_RGBA8_A_SHIFT;
- if (a!=255)
+ int n = parse_int (sequence, 1);
+ if (n == 0) { n = 1; }
{
- if (a)
- {
- uint32_t g = (((val & CTX_RGBA8_G_MASK) * a) >> 8) & CTX_RGBA8_G_MASK;
- uint32_t rb =(((val & CTX_RGBA8_RB_MASK) * a) >> 8) & CTX_RGBA8_RB_MASK;
- *((uint32_t*)(u8)) = g|rb|(a << CTX_RGBA8_A_SHIFT);
- }
- else
- {
- *((uint32_t*)(u8)) = 0;
- }
+ int st = vt->margin_top;
+ int sb = vt->margin_bottom;
+ vt->margin_top = vt->cursor_y;
+ while (n--)
+ {
+ vt_scroll (vt, 1);
+ }
+ vt->margin_top = st;
+ vt->margin_bottom = sb;
}
}
-CTX_INLINE static void
-ctx_u8_associate_alpha (int components, uint8_t *u8)
+static void vtcmd_set_default_font (VT *vt, const char *sequence)
{
- switch (u8[components-1])
- {
- case 255:break;
- case 0:
- for (int c = 0; c < components-1; c++)
- u8[c] = 0;
- break;
- default:
- for (int c = 0; c < components-1; c++)
- u8[c] = (u8[c] * u8[components-1]) /255;
- }
+ vt->charset[0] = 0;
}
-#if CTX_GRADIENTS
-#if CTX_GRADIENT_CACHE
-static void
-ctx_gradient_cache_prime (CtxRasterizer *rasterizer)
+static void vtcmd_set_alternate_font (VT *vt, const char *sequence)
{
- if (ctx_gradient_cache_valid)
+ vt->charset[0] = 1;
+}
+
+int _ctx_set_frame (Ctx *ctx, int frame);
+int _ctx_frame (Ctx *ctx);
+
+static void vt_ctx_exit (void *data)
+{
+ VT *vt = data;
+ vt->state = vt_state_neutral;
+ vt->rev ++;
+ if (!vt->current_line)
return;
- for (int u = 0; u < CTX_GRADIENT_CACHE_ELEMENTS; u++)
+#if 0
+ fprintf (stderr, "\n");
+ if (vt->current_line->prev)
+ fprintf (stderr, "---prev(%i)----\n%s", (int)strlen(vt->current_line->prev),vt->current_line->prev);
+ fprintf (stderr, "---new(%i)----\n%s",
(int)strlen(vt->current_line->frame->str),vt->current_line->frame->str);
+ fprintf (stderr, "--------\n");
+#endif
+
+#if CTX_VT_USE_FRAME_DIFF
+ if (vt->current_line->prev)
+ free (vt->current_line->prev);
+ vt->current_line->prev = NULL;
+ if (vt->current_line->frame)
{
- float v = u / (CTX_GRADIENT_CACHE_ELEMENTS - 1.0f);
- _ctx_fragment_gradient_1d_RGBA8 (rasterizer, v, 0.0f, &ctx_gradient_cache_u8[u][0]);
- //*((uint32_t*)(&ctx_gradient_cache_u8_a[u][0]))= *((uint32_t*)(&ctx_gradient_cache_u8[u][0]));
- memcpy(&ctx_gradient_cache_u8_a[u][0], &ctx_gradient_cache_u8[u][0], 4);
- ctx_RGBA8_associate_alpha (&ctx_gradient_cache_u8_a[u][0]);
+ vt->current_line->prev = vt->current_line->frame->str;
+ vt->current_line->prev_length = vt->current_line->frame->length;
+
+ ctx_string_free (vt->current_line->frame, 0);
+ vt->current_line->frame = NULL;
}
- ctx_gradient_cache_valid = 1;
+#endif
+
+ void *tmp = vt->current_line->ctx;
+ vt->current_line->ctx = vt->current_line->ctx_copy;
+ vt->current_line->ctx_copy = tmp;
+
+ _ctx_set_frame (vt->current_line->ctx, _ctx_frame (vt->current_line->ctx) + 1);
+ _ctx_set_frame (vt->current_line->ctx_copy, _ctx_frame (vt->current_line->ctx));
+#if 1
+ if (vt->ctxp) // XXX: ugly hack to aid double buffering
+ ((void**)vt->ctxp)[0]= vt->current_line->ctx;
+#endif
+
+ //ctx_parser_free (vt->ctxp);
+ //vt->ctxp = NULL;
}
+#if 0
+#define CTX_x CTX_STRH('x',0,0,0,0,0,0,0,0,0,0,0,0,0)
+#define CTX_y CTX_STRH('y',0,0,0,0,0,0,0,0,0,0,0,0,0)
+#define CTX_lower_bottom CTX_STRH('l','o','w','e','r','-','b','o','t','t','o','m',0,0)
+#define CTX_lower CTX_STRH('l','o','w','e','r',0,0,0,0,0,0,0,0,0)
+#define CTX_raise CTX_STRH('r','a','i','s','e',0,0,0,0,0,0,0,0,0)
+#define CTX_raise_top CTX_STRH('r','a','i','s','e','-','t','o','p',0,0,0,0,0)
+#define CTX_terminate CTX_STRH('t','e','r','m','i','n','a','t','e',0,0,0,0,0)
+#define CTX_maximize CTX_STRH('m','a','x','i','m','i','z','e',0,0,0,0,0,0)
+#define CTX_unmaximize CTX_STRH('u','n','m','a','x','i','m','i','z','e',0,0,0,0)
+#define CTX_width CTX_STRH('w','i','d','t','h',0,0,0,0,0,0,0,0,0)
+#define CTX_title CTX_STRH('t','i','t','l','e',0,0,0,0,0,0,0,0,0)
+#define CTX_action CTX_STRH('a','c','t','i','o','n',0,0,0,0,0,0,0,0)
+#define CTX_height CTX_STRH('h','e','i','g','h','t',0,0,0,0,0,0,0,0)
#endif
-CTX_INLINE static void
-ctx_fragment_gradient_1d_GRAYA8 (CtxRasterizer *rasterizer, float x, float y, uint8_t *rgba)
+
+static int vt_get_prop (VT *vt, const char *key, const char **val, int *len)
{
- float v = x;
- CtxGradient *g = &rasterizer->state->gradient;
- if (v < 0) { v = 0; }
- if (v > 1) { v = 1; }
- if (g->n_stops == 0)
- {
- rgba[0] = rgba[1] = rgba[2] = v * 255;
- rgba[1] = 255;
- return;
- }
- CtxGradientStop *stop = NULL;
- CtxGradientStop *next_stop = &g->stops[0];
- CtxColor *color;
- for (int s = 0; s < g->n_stops; s++)
- {
- stop = &g->stops[s];
- next_stop = &g->stops[s+1];
- if (s + 1 >= g->n_stops) { next_stop = NULL; }
- if (v >= stop->pos && next_stop && v < next_stop->pos)
- { break; }
- stop = NULL;
- next_stop = NULL;
- }
- if (stop == NULL && next_stop)
- {
- color = & (next_stop->color);
- }
- else if (stop && next_stop == NULL)
- {
- color = & (stop->color);
- }
- else if (stop && next_stop)
- {
- uint8_t stop_rgba[4];
- uint8_t next_rgba[4];
- ctx_color_get_graya_u8 (rasterizer->state, & (stop->color), stop_rgba);
- ctx_color_get_graya_u8 (rasterizer->state, & (next_stop->color), next_rgba);
- int dx = (v - stop->pos) * 255 / (next_stop->pos - stop->pos);
- for (int c = 0; c < 2; c++)
- { rgba[c] = ctx_lerp_u8 (stop_rgba[c], next_rgba[c], dx); }
- return;
- }
- else
- {
- color = & (g->stops[g->n_stops-1].color);
- }
- ctx_color_get_graya_u8 (rasterizer->state, color, rgba);
+#if 0
+ uint32_t key_hash = ctx_strhash (key);
+ char str[4096]="";
+ fprintf (stderr, "%s: %s %i\n", __FUNCTION__, key, key_hash);
+ CtxClient *client = ctx_client_by_id (ct->id);
+ if (!client)
+ return 0;
+ switch (key_hash)
+ {
+ case CTX_title:
+ sprintf (str, "setkey %s %s\n", key, client->title);
+ break;
+ case CTX_x:
+ sprintf (str, "setkey %s %i\n", key, client->x);
+ break;
+ case CTX_y:
+ sprintf (str, "setkey %s %i\n", key, client->y);
+ break;
+ case CTX_width:
+ sprintf (str, "setkey %s %i\n", key, client->width);
+ break;
+ case CTX_height:
+ sprintf (str, "setkey %s %i\n", key, client->width);
+ break;
+ default:
+ sprintf (str, "setkey %s undefined\n", key);
+ break;
+ }
+ if (str[0])
+ {
+ vtpty_write ((void*)ct, str, strlen (str));
+ fprintf (stderr, "%s", str);
+ }
+#endif
+ return 0;
}
-CTX_INLINE static void
-ctx_fragment_gradient_1d_RGBAF (CtxRasterizer *rasterizer, float v, float y, float *rgba)
+static void vtcmd_set_mode (VT *vt, const char *sequence)
{
- CtxGradient *g = &rasterizer->state->gradient;
- if (v < 0) { v = 0; }
- if (v > 1) { v = 1; }
- if (g->n_stops == 0)
- {
- rgba[0] = rgba[1] = rgba[2] = v;
- rgba[3] = 1.0;
- return;
- }
- CtxGradientStop *stop = NULL;
- CtxGradientStop *next_stop = &g->stops[0];
- CtxColor *color;
- for (int s = 0; s < g->n_stops; s++)
+ int set = 1;
+ if (sequence[strlen (sequence)-1]=='l')
+ { set = 0; }
+ if (sequence[1]=='?')
{
- stop = &g->stops[s];
- next_stop = &g->stops[s+1];
- if (s + 1 >= g->n_stops) { next_stop = NULL; }
- if (v >= stop->pos && next_stop && v < next_stop->pos)
- { break; }
- stop = NULL;
- next_stop = NULL;
- }
- if (stop == NULL && next_stop)
- {
- color = & (next_stop->color);
- }
- else if (stop && next_stop == NULL)
- {
- color = & (stop->color);
- }
- else if (stop && next_stop)
- {
- float stop_rgba[4];
- float next_rgba[4];
- ctx_color_get_rgba (rasterizer->state, & (stop->color), stop_rgba);
- ctx_color_get_rgba (rasterizer->state, & (next_stop->color), next_rgba);
- int dx = (v - stop->pos) / (next_stop->pos - stop->pos);
- for (int c = 0; c < 4; c++)
- { rgba[c] = ctx_lerpf (stop_rgba[c], next_rgba[c], dx); }
- return;
+ int qval;
+ sequence++;
+qagain:
+ qval = parse_int (sequence, 1);
+ switch (qval)
+ {
+ case 1: /*MODE;DECCKM;Cursor key mode;Application;Cursor;*/
+ vt->cursor_key_application = set;
+ break;
+ case 2: /*MODE;DECANM;VT52 emulation;on;off; */
+ if (set==0)
+ { vt->state = vt_state_vt52; }
+ break;
+ case 3: /*MODE;DECCOLM;Column mode;132 columns;80 columns;*/
+ vtcmd_set_132_col (vt, set);
+ break; // set 132 col
+ case 4: /*MODE;DECSCLM;Scrolling mode;smooth;jump;*/
+ vt->smooth_scroll = set;
+ break; // set 132 col
+ case 5: /*MODE;DECSCNM;Screen mode;Reverse;Normal;*/
+ vt->reverse_video = set;
+ break;
+ case 6: /*MODE;DECOM;Origin mode;Relative;Absolute;*/
+ vt->origin = set;
+ if (set)
+ {
+ _vt_move_to (vt, vt->margin_top, 1);
+ vt_carriage_return (vt);
+ }
+ else
+ { _vt_move_to (vt, 1, 1); }
+ break;
+ case 7: /*MODE;DECAWM;Autowrap;on;off;*/
+ vt->autowrap = set;
+ break;
+ case 8: /*MODE;DECARM;Auto repeat;on;off;*/
+ vt->keyrepeat = set;
+ break;
+ // case 9: // send mouse x & y on button press
+
+ // 10 - Block DECEDM
+ // 18 - Print form feed DECPFF default off
+ // 19 - Print extent fullscreen DECPEX default on
+ case 12:
+ vtcmd_ignore (vt, sequence);
+ break; // blinking_cursor
+ case 25:/*MODE;DECTCEM;Cursor visible;on;off; */
+ vt->cursor_visible = set;
+ break;
+ case 30: // from rxvt - show/hide scrollbar
+ break;
+ case 34: // DECRLM - right to left mode
+ break;
+ case 38: // DECTEK - enter tektronix mode
+ break;
+ case 60: // horizontal cursor coupling
+ case 61: // vertical cursor coupling
+ break;
+ case 69:/*MODE;DECVSSM;Left right margin mode;on;off; */
+ vt->left_right_margin_mode = set;
+ break;
+ case 80:/* DECSDM Sixel scrolling */
+ break;
+ case 437:/*MODE;;Encoding/cp437mode;cp437;utf8; */
+ vt->encoding = set ? 1 : 0;
+ break;
+ case 1000:/*MODE;;Mouse reporting;on;off;*/
+ vt->mouse = set;
+ break;
+ case 1001:
+ case 1002:/*MODE;;Mouse drag;on;off;*/
+ vt->mouse_drag = set;
+ break;
+ case 1003:/*MODE;;Mouse all;on;off;*/
+ vt->mouse_all = set;
+ break;
+ case 1006:/*MODE;;Mouse decimal;on;off;*/
+ vt->mouse_decimal = set;
+ break;
+ case 47:
+ case 1047:
+ //case 1048:
+ case 1049:/*MODE;;Alt screen;on;off;*/
+ if (set)
+ {
+ if (vt->in_alt_screen)
+ {
+ }
+ else
+ {
+ vtcmd_save_cursor (vt, "");
+ vt->saved_lines = vt->lines;
+ vt->saved_line_count = vt->line_count;
+ vt->line_count = 0;
+ vt->lines = NULL;
+ for (int i = 0; i < vt->rows; i++)
+ {
+ vt->current_line = vt_line_new_with_size ("", vt->cols);
+ ctx_list_append (&vt->lines, vt->current_line);
+ vt->line_count++;
+ }
+ vt->in_alt_screen = 1;
+ vt_line_feed (vt);
+ _vt_move_to (vt, 1, 1);
+ vt_carriage_return (vt);
+ }
+ }
+ else
+ {
+ if (vt->in_alt_screen)
+ {
+ while (vt->lines)
+ {
+ vt_line_free (vt->lines->data, 1);
+ ctx_list_remove (&vt->lines, vt->lines->data);
+ }
+ vt->line_count = vt->saved_line_count;
+ vt->lines = vt->saved_lines;
+ vtcmd_restore_cursor (vt, "");
+ vt->saved_lines = NULL;
+ vt->in_alt_screen = 0;
+ }
+ else
+ {
+ }
+ }
+ break; // alt screen
+ case 1010: /*MODE;;scroll on output;on;off; */ //rxvt
+ vt->scroll_on_output = set;
+ break;
+ case 1011:/*MODE:;scroll on input;on;off; */ //rxvt)
+ vt->scroll_on_input = set;
+ break;
+ case 2004:/*MODE;;bracketed paste;on;off; */
+ vt->bracket_paste = set;
+ break;
+ case 201:/*MODE;;ctx-events;on;off;*/
+ vt->ctx_events = set;
+ break;
+
+ case 200:/*MODE;;ctx vector graphics mode;on;;*/
+ if (set)
+ {
+ if (!vt->current_line->ctx)
+ {
+ vt->current_line->ctx = ctx_new ();
+ vt->current_line->ctx_copy = ctx_new ();
+ ctx_set_texture_cache (vt->current_line->ctx_copy, vt->current_line->ctx);
+ _ctx_set_transformation (vt->current_line->ctx, 0);
+ _ctx_set_transformation (vt->current_line->ctx_copy, 0);
+
+ //ctx_set_texture_cache (vt->current_line->ctx, vt->current_line->ctx_copy);
+ //ctx_set_texture_cache (vt->current_line->ctx_copy, vt->current_line->ctx);
+#if CTX_VT_USE_FRAME_DIFF
+ vt->current_line->frame = ctx_string_new ("");
+#endif
+ }
+ if (vt->ctxp)
+ ctx_parser_free (vt->ctxp);
+
+ vt->ctxp = ctx_parser_new (vt->current_line->ctx,
+ vt->cols * vt->cw, vt->rows * vt->ch,
+ vt->cw, vt->ch, vt->cursor_x, vt->cursor_y,
+ (void*)vt_set_prop, (void*)vt_get_prop, vt, vt_ctx_exit, vt);
+ vt->utf8_holding[vt->utf8_pos=0]=0; // XXX : needed?
+ vt->state = vt_state_ctx;
+ }
+ break;
+ default:
+ VT_warning ("unhandled CSI ? %i%s", qval, set?"h":"l");
+ return;
+ }
+ if (strchr (sequence + 1, ';') )
+ {
+ sequence = strchr (sequence + 1, ';');
+ goto qagain;
+ }
}
else
{
- color = & (g->stops[g->n_stops-1].color);
+ int val;
+again:
+ val = parse_int (sequence, 1);
+ switch (val)
+ {
+ case 1:/*GATM - transfer enhanced data */
+ case 2:/*KAM - keyboard action mode */
+ break;
+ case 3:/*CRM - control representation mode */
+ /* show control chars? */
+ break;
+ case 4:/*MODE2;IRM;Insert Mode;Insert;Replace; */
+ vt->insert_mode = set;
+ break;
+ case 9: /* interlace mode */
+ break;
+ case 12:/*MODE2;SRM;Local echo;on;off; */
+ vt->echo = set;
+ break;
+ case 20:/*MODE2;LNM;Carriage Return on LF/Newline;on;off;*/
+ ;
+ vt->cr_on_lf = set;
+ break;
+ case 21: // GRCM - whether SGR accumulates or a reset on each command
+ break;
+ case 32: // WYCRTSAVM - screen saver
+ break;
+ case 33: // WYSTCURM - steady cursor
+ break;
+ case 34: // WYULCURM - underline cursor
+ break;
+ default:
+ VT_warning ("unhandled CSI %ih", val);
+ return;
+ }
+ if (strchr (sequence, ';') && sequence[0] != ';')
+ {
+ sequence = strchr (sequence, ';');
+ goto again;
+ }
}
- ctx_color_get_rgba (rasterizer->state, color, rgba);
}
-#endif
-static void
-ctx_fragment_image_RGBA8 (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float dx, float
dy)
+static void vtcmd_request_mode (VT *vt, const char *sequence)
{
- uint8_t *rgba = (uint8_t *) out;
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- CtxBuffer *buffer = g->texture.buffer->color_managed;
- ctx_assert (rasterizer);
- ctx_assert (g);
- ctx_assert (buffer);
-
- for (int i = 0; i < count; i ++)
- {
-
- int u = x - g->texture.x0;
- int v = y - g->texture.y0;
- int width = buffer->width;
- int height = buffer->height;
- if ( u < 0 || v < 0 ||
- u >= width ||
- v >= height)
- {
- *((uint32_t*)(rgba)) = 0;
- }
- else
+ char buf[64]="";
+ if (sequence[1]=='?')
{
- int bpp = buffer->format->bpp/8;
- if (rasterizer->state->gstate.image_smoothing)
- {
- uint8_t *src00 = (uint8_t *) buffer->data;
- src00 += v * buffer->stride + u * bpp;
- uint8_t *src01 = src00;
- if ( u + 1 < width)
- {
- src01 = src00 + bpp;
- }
- uint8_t *src11 = src01;
- uint8_t *src10 = src00;
- if ( v + 1 < height)
- {
- src10 = src00 + buffer->stride;
- src11 = src01 + buffer->stride;
- }
- float dx = (x-(int)(x)) * 255.9;
- float dy = (y-(int)(y)) * 255.9;
-
- switch (bpp)
- {
- case 1:
- rgba[0] = rgba[1] = rgba[2] = ctx_lerp_u8 (ctx_lerp_u8 (src00[0], src01[0], dx),
- ctx_lerp_u8 (src10[0], src11[0], dx), dy);
- rgba[3] = 255;
- break;
- case 2:
- rgba[0] = rgba[1] = rgba[2] = ctx_lerp_u8 (ctx_lerp_u8 (src00[0], src01[0], dx),
- ctx_lerp_u8 (src10[0], src11[0], dx), dy);
- rgba[3] = ctx_lerp_u8 (ctx_lerp_u8 (src00[1], src01[1], dx),
- ctx_lerp_u8 (src10[1], src11[1], dx), dy);
- break;
- case 3:
- for (int c = 0; c < bpp; c++)
- { rgba[c] = ctx_lerp_u8 (ctx_lerp_u8 (src00[c], src01[c], dx),
- ctx_lerp_u8 (src10[c], src11[c], dx), dy);
-
- }
- rgba[3]=255;
- break;
- break;
- case 4:
- for (int c = 0; c < bpp; c++)
- { rgba[c] = ctx_lerp_u8 (ctx_lerp_u8 (src00[c], src01[c], dx),
- ctx_lerp_u8 (src10[c], src11[c], dx), dy);
-
- }
- }
- }
- else
- {
- uint8_t *src = (uint8_t *) buffer->data;
- src += v * buffer->stride + u * bpp;
- switch (bpp)
+ int qval;
+ sequence++;
+ qval = parse_int (sequence, 1);
+ int is_set = -1; // -1 undefiend 0 reset 1 set 1000 perm_reset 1001 perm_set
+ switch (qval)
{
case 1:
- for (int c = 0; c < 3; c++)
- { rgba[c] = src[0]; }
- rgba[3] = 255;
+ is_set = vt->cursor_key_application;
break;
- case 2:
- for (int c = 0; c < 3; c++)
- { rgba[c] = src[0]; }
- rgba[3] = src[1];
+ case 2: /*VT52 emulation;;enable; */
+ //if (set==0) vt->in_vt52 = 1;
+ is_set = 1001;
break;
case 3:
- for (int c = 0; c < 3; c++)
- { rgba[c] = src[c]; }
- rgba[3] = 255;
+ is_set = 0;
break;
case 4:
- for (int c = 0; c < 4; c++)
- { rgba[c] = src[c]; }
+ is_set = vt->smooth_scroll;
+ break;
+ case 5:
+ is_set = vt->reverse_video;
+ break;
+ case 6:
+ is_set = vt->origin;
+ break;
+ case 7:
+ is_set = vt->autowrap;
+ break;
+ case 8:
+ is_set = vt->keyrepeat;
+ break;
+ case 9: // should be dynamic
+ is_set = 1000;
+ break;
+ case 10:
+ case 11:
+ case 12:
+ case 13:
+ case 14:
+ case 16:
+ case 18:
+ case 19:
+ is_set = 1000;
+ break;
+ case 25:
+ is_set = vt->cursor_visible;
+ break;
+ case 45:
+ is_set = 1000;
+ break;
+ case 47:
+ is_set = vt->in_alt_screen;
+ break;
+ case 69:
+ is_set = vt->left_right_margin_mode;
+ break;
+ case 437:
+ is_set = vt->encoding;
+ break;
+ case 1000:
+ is_set = vt->mouse;
+ break;
+ // 1001 hilite tracking
+ case 1002:
+ is_set = vt->mouse_drag;
+ break;
+ case 1003:
+ is_set = vt->mouse_all;
+ break;
+ case 1006:
+ is_set = vt->mouse_decimal;
+ break;
+ case 201:
+ is_set = vt->ctx_events;
+ break;
+ case 2004:
+ is_set = vt->bracket_paste;
+ break;
+ case 1010: // scroll to bottom on tty output (rxvt)
+ is_set = vt->scroll_on_output;
+ break;
+ case 1011: // scroll to bottom on key press (rxvt)
+ is_set = vt->scroll_on_input;
+ break;
+ case 1049:
+ is_set = vt->in_alt_screen;
+ break;
+ break;
+ case 200:/*ctx protocol;On;;*/
+ is_set = (vt->state == vt_state_ctx);
+ break;
+ case 80:/* DECSDM Sixel scrolling */
+ case 30: // from rxvt - show/hide scrollbar
+ case 34: // DECRLM - right to left mode
+ case 60: // horizontal cursor coupling
+ case 61: // vertical cursor coupling
+ default:
break;
}
- }
- if (rasterizer->swap_red_green)
+ switch (is_set)
{
- uint8_t tmp = rgba[0];
- rgba[0] = rgba[2];
- rgba[2] = tmp;
+ case 0:
+ sprintf (buf, "\033[?%i;%i$y", qval, 2);
+ break;
+ case 1:
+ { sprintf (buf, "\033[?%i;%i$y", qval, 1); }
+ break;
+ case 1000:
+ sprintf (buf, "\033[?%i;%i$y", qval, 4);
+ break;
+ case 1001:
+ sprintf (buf, "\033[?%i;%i$y", qval, 3);
+ break;
+ case -1:
+ { sprintf (buf, "\033[?%i;%i$y", qval, 0); }
}
}
- rgba += 4;
- x += dx;
- y += dy;
- }
-}
-
-#if CTX_DITHER
-static inline int ctx_dither_mask_a (int x, int y, int c, int divisor)
-{
- /* https://pippin.gimp.org/a_dither/ */
- return ( ( ( ( (x + c * 67) + y * 236) * 119) & 255 )-127) / divisor;
-}
-
-inline static void
-ctx_dither_rgba_u8 (uint8_t *rgba, int x, int y, int dither_red_blue, int dither_green)
-{
- if (dither_red_blue == 0)
- { return; }
- for (int c = 0; c < 3; c ++)
+ else
{
- int val = rgba[c] + ctx_dither_mask_a (x, y, 0, c==1?dither_green:dither_red_blue);
- rgba[c] = CTX_CLAMP (val, 0, 255);
+ int val;
+ val = parse_int (sequence, 1);
+ switch (val)
+ {
+ case 1:
+ sprintf (buf, "\033[%i;%i$y", val, 0);
+ break;
+ case 2:/* AM - keyboard action mode */
+ sprintf (buf, "\033[%i;%i$y", val, 0);
+ break;
+ case 3:/*CRM - control representation mode */
+ sprintf (buf, "\033[%i;%i$y", val, 0);
+ break;
+ case 4:/*Insert Mode;Insert;Replace; */
+ sprintf (buf, "\033[%i;%i$y", val, vt->insert_mode?1:2);
+ break;
+ case 9: /* interlace mode */
+ sprintf (buf, "\033[%i;%i$y", val, 1);
+ break;
+ case 12:
+ sprintf (buf, "\033[%i;%i$y", val, vt->echo?1:2);
+ break;
+ case 20:/*Carriage Return on LF/Newline;on;off;*/
+ ;
+ sprintf (buf, "\033[%i;%i$y", val, vt->cr_on_lf?1:2);
+ break;
+ case 21: // GRCM - whether SGR accumulates or a reset on each command
+ default:
+ sprintf (buf, "\033[%i;%i$y", val, 0);
+ }
}
+ if (buf[0])
+ { vt_write (vt, buf, strlen (buf) ); }
}
-inline static void
-ctx_dither_graya_u8 (uint8_t *rgba, int x, int y, int dither_red_blue, int dither_green)
+static void vtcmd_set_t (VT *vt, const char *sequence)
{
- if (dither_red_blue == 0)
- { return; }
- for (int c = 0; c < 1; c ++)
+ /* \e[21y is request title - allows inserting keychars */
+ if (!strcmp (sequence, "[1t")) { ctx_client_unshade (vt->id); }
+ else if (!strcmp (sequence, "[2t")) { ctx_client_shade (vt->id); }
+ else if (!strncmp (sequence, "[3;", 3)) {
+ int x=0,y=0;
+ sscanf (sequence, "[3;%i;%ir", &y, &x);
+ ctx_client_move (vt->id, x, y);
+ }
+ else if (!strncmp (sequence, "[4;", 3))
+ {
+ int width = 0, height = 0;
+ sscanf (sequence, "[4;%i;%ir", &height , &width);
+ if (width < 0) width = vt->cols * vt->cw;
+ if (height < 0) height = vt->rows * vt->ch;
+ if (width == 0) width = ctx_width (vt->root_ctx);
+ if (height == 0) height = ctx_height (vt->root_ctx);
+ ctx_client_resize (vt->id, width, height);
+ }
+ else if (!strcmp (sequence, "[5t") ) { ctx_client_raise_top (vt->id); }
+ else if (!strcmp (sequence, "[6t") ) { ctx_client_lower_bottom (vt->id); }
+ else if (!strcmp (sequence, "[7t") ) { vt->rev++; /* refresh */ }
+ else if (!strncmp (sequence, "[8;", 3) )
+ {
+ int cols = 0, rows = 0;
+ sscanf (sequence, "[8;%i;%ir", &rows, &cols);
+ if (cols < 0) cols = vt->cols;
+ if (rows < 0) rows = vt->rows;
+ if (cols == 0) cols = ctx_width (vt->root_ctx) / vt->cw;
+ if (rows == 0) rows = ctx_height (vt->root_ctx) / vt->ch;
+ ctx_client_resize (vt->id, cols * vt->cw, rows * vt->ch);
+ }
+ else if (!strcmp (sequence, "[9;0t") ) { ctx_client_unmaximize (vt->id); }
+ else if (!strcmp (sequence, "[9;1t") ) { ctx_client_maximize (vt->id);}
+
+ /* should actually be full-screen */
+ else if (!strcmp (sequence, "[10;0t") ) { ctx_client_unmaximize (vt->id); }
+ else if (!strcmp (sequence, "[10;1t") ) { ctx_client_maximize (vt->id);}
+ else if (!strcmp (sequence, "[10;2t") ) { ctx_client_toggle_maximized (vt->id);}
+
+ else if (!strcmp (sequence, "[11t") ) /* report window state */
{
- int val = rgba[c] + ctx_dither_mask_a (x, y, 0, dither_red_blue);
- rgba[c] = CTX_CLAMP (val, 0, 255);
+ char buf[128];
+ if (ctx_client_is_iconified (vt->id))
+ sprintf (buf, "\033[2t");
+ else
+ sprintf (buf, "\033[1t");
+ vt_write (vt, buf, strlen (buf) );
}
-}
-#endif
-
-CTX_INLINE static void
-ctx_RGBA8_deassociate_alpha (const uint8_t *in, uint8_t *out)
-{
- uint32_t val = *((uint32_t*)(in));
- int a = val >> CTX_RGBA8_A_SHIFT;
- if (a)
+ else if (!strcmp (sequence, "[13t") ) /* request terminal position */
{
- if (a ==255)
+ char buf[128];
+ sprintf (buf, "\033[3;%i;%it", ctx_client_y (vt->id), ctx_client_x (vt->id));
+ vt_write (vt, buf, strlen (buf) );
+ }
+ else if (!strcmp (sequence, "[14t") ) /* request terminal dimensions in px */
{
- *((uint32_t*)(out)) = val;
- } else
+ char buf[128];
+ sprintf (buf, "\033[4;%i;%it", vt->rows * vt->ch, vt->cols * vt->cw);
+ vt_write (vt, buf, strlen (buf) );
+ }
+ else if (!strcmp (sequence, "[15t") ) /* request root dimensions in px */
{
- uint32_t g = (((val & CTX_RGBA8_G_MASK) * 255 / a) >> 8) & CTX_RGBA8_G_MASK;
- uint32_t rb =(((val & CTX_RGBA8_RB_MASK) * 255 / a) >> 8) & CTX_RGBA8_RB_MASK;
- *((uint32_t*)(out)) = g|rb|(a << CTX_RGBA8_A_SHIFT);
+ char buf[128];
+ sprintf (buf, "\033[5;%i;%it", ctx_height (vt->root_ctx), ctx_width(vt->root_ctx));
+ vt_write (vt, buf, strlen (buf) );
}
+ else if (!strcmp (sequence, "[16t") ) /* request char dimensions in px */
+ {
+ char buf[128];
+ sprintf (buf, "\033[6;%i;%it", vt->ch, vt->cw);
+ vt_write (vt, buf, strlen (buf) );
}
- else
+ else if (!strcmp (sequence, "[18t") ) /* request terminal dimensions */
{
- *((uint32_t*)(out)) = 0;
+ char buf[128];
+ sprintf (buf, "\033[8;%i;%it", vt->rows, vt->cols);
+ vt_write (vt, buf, strlen (buf) );
+ }
+ else if (!strcmp (sequence, "[19t") ) /* request root window size in char */
+ {
+ char buf[128];
+ sprintf (buf, "\033[9;%i;%it", ctx_height(vt->root_ctx)/vt->ch, ctx_width (vt->root_ctx)/vt->cw);
+ vt_write (vt, buf, strlen (buf) );
}
-}
-CTX_INLINE static void
-ctx_u8_deassociate_alpha (int components, const uint8_t *in, uint8_t *out)
-{
- if (in[components-1])
- {
- if (in[components-1] != 255)
- for (int c = 0; c < components-1; c++)
- out[c] = (in[c] * 255) / in[components-1];
- else
- for (int c = 0; c < components-1; c++)
- out[c] = in[c];
- out[components-1] = in[components-1];
- }
+#if 0
+ {"[", 's', foo, VT100}, /*args:PnSP id:DECSWBV Set warning bell volume */
+#endif
+ else if (sequence[strlen (sequence)-2]==' ') /* DECSWBV */
+ {
+ int val = parse_int (sequence, 0);
+ if (val <= 1) { vt->bell = 0; }
+ if (val <= 8) { vt->bell = val; }
+ }
else
- {
- for (int c = 0; c < components; c++)
- out[c] = 0;
- }
+ {
+ // XXX: X for ints >=24 resize to that number of lines
+ VT_info ("unhandled subsequence %s", sequence);
+ }
}
-CTX_INLINE static void
-ctx_float_associate_alpha (int components, float *rgba)
+static void _vt_htab (VT *vt)
{
- float alpha = rgba[components-1];
- for (int c = 0; c < components-1; c++)
- rgba[c] *= alpha;
+ do
+ {
+ vt->cursor_x ++;
+ }
+ while (vt->cursor_x < VT_MARGIN_RIGHT && ! vt->tabs[ (int) vt->cursor_x-1]);
+ if (vt->cursor_x > VT_MARGIN_RIGHT)
+ { vt->cursor_x = VT_MARGIN_RIGHT; }
}
-CTX_INLINE static void
-ctx_float_deassociate_alpha (int components, float *rgba, float *dst)
+static void _vt_rev_htab (VT *vt)
{
- float ralpha = rgba[components-1];
- if (ralpha != 0.0) ralpha = 1.0/ralpha;
-
- for (int c = 0; c < components-1; c++)
- dst[c] = (rgba[c] * ralpha);
- dst[components-1] = rgba[components-1];
+ do
+ {
+ vt->cursor_x--;
+ }
+ while ( ! vt->tabs[ (int) vt->cursor_x-1] && vt->cursor_x > 1);
+ if (vt->cursor_x < VT_MARGIN_LEFT)
+ { vt_carriage_return (vt); }
}
-CTX_INLINE static void
-ctx_RGBAF_associate_alpha (float *rgba)
+static void vtcmd_insert_n_tabs (VT *vt, const char *sequence)
{
- ctx_float_associate_alpha (4, rgba);
+ int n = parse_int (sequence, 1);
+ while (n--)
+ {
+ _vt_htab (vt);
+ }
}
-CTX_INLINE static void
-ctx_RGBAF_deassociate_alpha (float *rgba, float *dst)
+static void vtcmd_rev_n_tabs (VT *vt, const char *sequence)
{
- ctx_float_deassociate_alpha (4, rgba, dst);
+ int n = parse_int (sequence, 1);
+ while (n--)
+ {
+ _vt_rev_htab (vt);
+ }
}
-
-static inline void ctx_swap_red_green_u8 (void *data)
+static void vtcmd_set_double_width_double_height_top_line
+(VT *vt, const char *sequence)
{
- uint8_t *rgba = (uint8_t*)data;
- uint8_t tmp = rgba[0];
- rgba[0] = rgba[2];
- rgba[2] = tmp;
+ vt->current_line->double_width = 1;
+ vt->current_line->double_height_top = 1;
+ vt->current_line->double_height_bottom = 0;
}
-
-static void
-ctx_fragment_swap_red_green_u8 (void *out, int count)
+static void vtcmd_set_double_width_double_height_bottom_line
+(VT *vt, const char *sequence)
{
- uint8_t *rgba = (uint8_t*)out;
- for (int x = 0; x < count; x++)
- {
- ctx_swap_red_green_u8 (rgba);
- rgba += 4;
- }
+ vt->current_line->double_width = 1;
+ vt->current_line->double_height_top = 0;
+ vt->current_line->double_height_bottom = 1;
}
-
-/**** rgb8 ***/
-
-static void
-ctx_fragment_image_rgb8_RGBA8_box (CtxRasterizer *rasterizer,
- float x,
- float y,
- void *out, int count, float dx, float dy)
+static void vtcmd_set_single_width_single_height_line
+(VT *vt, const char *sequence)
{
- uint8_t *rgba = (uint8_t *) out;
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- CtxBuffer *buffer = g->texture.buffer->color_managed;
- int width = buffer->width;
- int height = buffer->height;
-
- for (int i = 0; i < count; i++)
- {
-
- int u = x - g->texture.x0;
- int v = y - g->texture.y0;
- if ( u < 0 || v < 0 ||
- u >= width ||
- v >= height)
- {
- *((uint32_t*)(rgba))= 0;
- }
- else
- {
- int bpp = 3;
- rgba[3]=255;
- float factor = ctx_matrix_get_scale (&rasterizer->state->gstate.transform);
- int dim = (1.0 / factor) / 2;
- uint64_t sum[4]={0,0,0,0};
- int count = 0;
- for (int ou = - dim; ou < dim; ou++)
- for (int ov = - dim; ov < dim; ov++)
- {
- uint8_t *src = (uint8_t *) buffer->data;
- int o = (v+ov) * width + (u + ou);
-
- if (o>=0 && o < width * height)
- {
- src += o * bpp;
-
- for (int c = 0; c < bpp; c++)
- sum[c] += src[c];
- count ++;
- }
- }
- if (count)
- for (int c = 0; c < bpp; c++)
- rgba[c] = sum[c]/count;
- }
- rgba += 4;
- x += dx;
- y += dy;
- }
-#if CTX_DITHER
-//ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
-// rasterizer->format->dither_green);
-#endif
+ vt->current_line->double_width = 0;
+ vt->current_line->double_height_top = 0;
+ vt->current_line->double_height_bottom = 0;
}
-
static void
-ctx_fragment_image_rgb8_RGBA8_box_swap_red_green (CtxRasterizer *rasterizer,
- float x,
- float y,
- void *out, int count, float dx, float dy)
+vtcmd_set_double_width_single_height_line
+(VT *vt, const char *sequence)
{
- ctx_fragment_image_rgb8_RGBA8_box (rasterizer, x, y, out, count, dx, dy);
- ctx_fragment_swap_red_green_u8 (out, count);
+ vt->current_line->double_width = 1;
+ vt->current_line->double_height_top = 0;
+ vt->current_line->double_height_bottom = 0;
}
-static void
-ctx_fragment_image_rgb8_RGBA8_bi (CtxRasterizer *rasterizer,
- float x,
- float y,
- void *out, int count, float dx, float dy)
+static void vtcmd_set_led (VT *vt, const char *sequence)
{
- uint8_t *rgba = (uint8_t *) out;
-
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- CtxBuffer *buffer = g->texture.buffer->color_managed;
- int width = buffer->width;
- int height = buffer->height;
-
- for (int i = 0; i < count; i++)
- {
-
- int u = x - g->texture.x0;
- int v = y - g->texture.y0;
- if ( u < 0 || v < 0 ||
- u >= width ||
- v >= height)
- {
- *((uint32_t*)(rgba))= 0;
- }
- else
+ int val = 0;
+ //fprintf (stderr, "%s\n", sequence);
+ for (const char *s = sequence; *s; s++)
{
- int bpp = 3;
- rgba[3]=255;
- uint8_t *src00 = (uint8_t *) buffer->data;
- int stride = buffer->stride;
- src00 += v * stride + u * bpp;
- uint8_t *src01 = src00;
- if ( u + 1 < width)
- {
- src01 = src00 + bpp;
- }
- uint8_t *src11 = src01;
- uint8_t *src10 = src00;
- if ( v + 1 < height)
- {
- src10 = src00 + stride;
- src11 = src01 + stride;
- }
- float dx = (x-(int)(x)) * 255.9f;
- float dy = (y-(int)(y)) * 255.9f;
- for (int c = 0; c < bpp; c++)
- {
- rgba[c] = ctx_lerp_u8 (ctx_lerp_u8 (src00[c], src01[c], dx),
- ctx_lerp_u8 (src10[c], src11[c], dx), dy);
- }
+ switch (*s)
+ {
+ case '0': val = 0; break;
+ case '1': val = 1; break;
+ case '2': val = 2; break;
+ case '3': val = 3; break;
+ case '4': val = 4; break;
+ case ';':
+ case 'q':
+ if (val == 0)
+ { vt->leds[0] = vt->leds[1] = vt->leds[2] = vt->leds[3] = 0; }
+ else
+ { vt->leds[val-1] = 1; }
+ val = 0;
+ break;
+ }
}
- x += dx;
- y += dy;
- rgba += 4;
- }
-#if CTX_DITHER
-//ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
-// rasterizer->format->dither_green);
-#endif
}
-static void
-ctx_fragment_image_rgb8_RGBA8_bi_swap_red_green (CtxRasterizer *rasterizer,
- float x,
- float y,
- void *out, int count, float dx, float dy)
+static void vtcmd_char_at_cursor (VT *vt, const char *sequence)
{
- ctx_fragment_image_rgb8_RGBA8_bi_swap_red_green (rasterizer, x, y, out, count, dx, dy);
- ctx_fragment_swap_red_green_u8 (out, count);
+ char *buf="";
+ vt_write (vt, buf, strlen (buf) );
}
-static CTX_INLINE void
-ctx_fragment_image_rgb8_RGBA8_nearest (CtxRasterizer *rasterizer,
- float x,
- float y,
- void *out, int count, float dx, float dy)
+static void vtcmd_DECELR (VT *vt, const char *sequence)
{
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- CtxBuffer *buffer = g->texture.buffer->color_managed;
- uint8_t *rgba = (uint8_t *) out;
- uint8_t *src = (uint8_t *) buffer->data;
-
- x += 0.5f;
- y += 0.5f;
-
- if (dy == 0.0f && dx > 0.999f && dx < 1.001f)
- {
- int v = y - g->texture.y0;
- int u = x - g->texture.x0;
-
- if (v < buffer->height && v > 0)
- {
- int o = v * buffer->stride + u * 3;
- int i;
- for (i = 0; i < count && u < buffer->width; i++)
- {
- if (CTX_UNLIKELY(u < 0))
- {
- *((uint32_t*)(rgba))= 0;
- }
- else
- {
- rgba[0] = src[o];
- rgba[1] = src[o+1];
- rgba[2] = src[o+2];
- rgba[3]=255;
- }
- rgba += 4;
- o += 3;
- u+=1;
- }
- for (; i < count; i++)
- {
- *((uint32_t*)(rgba))= 0;
- rgba += 4;
- }
- }
- else
- {
- for (int i = 0; i < count; i++)
- {
- *((uint32_t*)(rgba))= 0;
- rgba+=4;
- }
- }
- }
+ int ps1 = parse_int (sequence, 0);
+ int ps2 = 0;
+ const char *s = strchr (sequence, ';');
+ if (ps1) {/* unused */};
+ if (s)
+ { ps2 = parse_int (s, 0); }
+ if (ps2 == 1)
+ { vt->unit_pixels = 1; }
else
- {
- for (int i = 0; i < count; i++)
- {
-
- int u = x - g->texture.x0;
- int v = y - g->texture.y0;
- if (CTX_UNLIKELY( u < 0 || v < 0 ||
- u >= buffer->width ||
- v >= buffer->height))
- {
- *((uint32_t*)(rgba))= 0;
- }
- else
- {
- int o = v * buffer->stride + u * 3;
- uint8_t *src00 = (uint8_t *) buffer->data;
- rgba[0] = src00[o];
- rgba[1] = src00[o+1];
- rgba[2] = src00[o+2];
- rgba[3]=255;
- }
-
- rgba += 4;
- x += dx;
- y += dy;
- }
- }
-#if CTX_DITHER
- //ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
- // rasterizer->format->dither_green);
-#endif
+ { vt->unit_pixels = 0; }
}
-
-static CTX_INLINE void
-ctx_fragment_image_rgb8_RGBA8_nearest_swap_red_green (CtxRasterizer *rasterizer,
- float x,
- float y,
- void *out, int count, float dx, float dy)
+static void vtcmd_graphics (VT *vt, const char *sequence)
{
- ctx_fragment_image_rgb8_RGBA8_nearest (rasterizer, x, y, out, count, dx, dy);
- ctx_fragment_swap_red_green_u8 (out, count);
+ fprintf (stderr, "gfx intro [%s]\n",sequence); // maybe implement such as well?
}
-static void
-ctx_fragment_image_rgb8_RGBA8 (CtxRasterizer *rasterizer,
- float x,
- float y,
- void *out, int count, float dx, float dy)
+static void vtcmd_report (VT *vt, const char *sequence)
{
- if (rasterizer->state->gstate.image_smoothing)
- {
- float factor = ctx_matrix_get_scale (&rasterizer->state->gstate.transform);
- if (factor <= 0.50f)
+ char buf[64]="";
+ if (!strcmp (sequence, "[5n") ) // DSR device status report
{
- if (rasterizer->swap_red_green)
- ctx_fragment_image_rgb8_RGBA8_box_swap_red_green (rasterizer, x, y, out, count, dx, dy);
- else
- ctx_fragment_image_rgb8_RGBA8_box (rasterizer, x, y, out, count, dx, dy);
+ sprintf (buf, "\033[0n"); // we're always OK :)
}
- else if (factor > 0.99f && factor < 1.01f)
+ else if (!strcmp (sequence, "[?15n") ) // printer status
{
- // XXX missing translate test
- if (rasterizer->swap_red_green)
- ctx_fragment_image_rgb8_RGBA8_nearest_swap_red_green (rasterizer, x, y, out, count, dx, dy);
- else
- ctx_fragment_image_rgb8_RGBA8_nearest (rasterizer, x, y, out, count, dx, dy);
+ sprintf (buf, "\033[?13n"); // no printer
}
- else
+ else if (!strcmp (sequence, "[?26n") ) // keyboard dialect
{
- if (rasterizer->swap_red_green)
- ctx_fragment_image_rgb8_RGBA8_bi_swap_red_green (rasterizer, x, y, out, count, dx, dy);
- else
- ctx_fragment_image_rgb8_RGBA8_bi (rasterizer, x, y, out, count, dx, dy);
+ sprintf (buf, "\033[?27;1n"); // north american/ascii
}
- }
- else
- {
- if (rasterizer->swap_red_green)
- ctx_fragment_image_rgb8_RGBA8_nearest_swap_red_green (rasterizer, x, y, out, count, dx, dy);
- else
- ctx_fragment_image_rgb8_RGBA8_nearest (rasterizer, x, y, out, count, dx, dy);
- }
-#if CTX_DITHER
- {
- uint8_t *rgba = (uint8_t*)out;
- ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
- rasterizer->format->dither_green);
- }
-#endif
-}
-
-
-/************** rgba8 */
-
-static void
-ctx_fragment_image_rgba8_RGBA8_box (CtxRasterizer *rasterizer,
- float x,
- float y,
- void *out, int count, float dx, float dy)
-{
- uint8_t *rgba = (uint8_t *) out;
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- CtxBuffer *buffer = g->texture.buffer->color_managed;
-
- for (int i = 0; i < count; i ++)
- {
-
- int u = x - g->texture.x0;
- int v = y - g->texture.y0;
- if ( u < 0 || v < 0 ||
- u >= buffer->width ||
- v >= buffer->height)
+ else if (!strcmp (sequence, "[?25n") ) // User Defined Key status
{
- *((uint32_t*)(rgba))= 0;
+ sprintf (buf, "\033[?21n"); // locked
}
- else
+#if 0
+ {"[6n", 0, }, /* id:DSR cursor position report, yields a reply <tt>\e[Pl;PcR</tt> */
+#endif
+ else if (!strcmp (sequence, "[6n") ) // DSR cursor position report
{
- int bpp = 4;
- float factor = ctx_matrix_get_scale (&rasterizer->state->gstate.transform);
- int dim = (1.0 / factor) / 2;
- uint64_t sum[4]={0,0,0,0};
- int count = 0;
- int width = buffer->width;
- int height = buffer->height;
- for (int ou = - dim; ou < dim; ou++)
- for (int ov = - dim; ov < dim; ov++)
- {
- uint8_t *src = (uint8_t *) buffer->data;
- int o = (v+ov) * width + (u + ou);
-
- if (o>=0 && o < width * height)
- {
- src += o * bpp;
-
- for (int c = 0; c < bpp; c++)
- sum[c] += src[c];
- count ++;
- }
- }
- if (count)
- for (int c = 0; c < bpp; c++)
- rgba[c] = sum[c]/count;
+ sprintf (buf, "\033[%i;%iR", vt->cursor_y - (vt->origin? (vt->margin_top - 1) :0), (int) vt->cursor_x
- (vt->origin? (VT_MARGIN_LEFT-1) :0) );
}
- rgba += 4;
- x += dx;
- y += dy;
- }
-#if CTX_DITHER
-//ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
-// rasterizer->format->dither_green);
+ else if (!strcmp (sequence, "[?6n") ) // DECXPR extended cursor position report
+ {
+#if 0
+ {"[?6n", 0, }, /* id:DEXCPR extended cursor position report, yields a reply <tt>\e[Pl;PcR</tt> */
#endif
-}
-
-static void
-ctx_fragment_image_rgba8_RGBA8_bi (CtxRasterizer *rasterizer,
- float x,
- float y,
- void *out, int count, float dx, float dy)
-{
- uint8_t *rgba = (uint8_t *) out;
-
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- CtxBuffer *buffer = g->texture.buffer->color_managed;
-
- for (int i = 0; i < count; i ++)
- {
-
- int u = x - g->texture.x0;
- int v = y - g->texture.y0;
- if ( u < 0 || v < 0 ||
- u >= buffer->width ||
- v >= buffer->height)
+ sprintf (buf, "\033[?%i;%i;1R", vt->cursor_y - (vt->origin? (vt->margin_top - 1) :0), (int)
vt->cursor_x - (vt->origin? (VT_MARGIN_LEFT-1) :0) );
+ }
+ else if (!strcmp (sequence, "[>c") )
{
- *((uint32_t*)(rgba))= 0;
+ sprintf (buf, "\033[>23;01;1c");
}
- else
+ else if (sequence[strlen (sequence)-1]=='c') // device attributes
{
- int bpp = 4;
- uint8_t *src00 = (uint8_t *) buffer->data;
- int stride = buffer->stride;
- src00 += v * stride + u * bpp;
- uint8_t *src01 = src00;
- if ( u + 1 < buffer->width)
- {
- src01 = src00 + bpp;
- }
- uint8_t *src11 = src01;
- uint8_t *src10 = src00;
- if ( v + 1 < buffer->height)
- {
- src10 = src00 + stride;
- src11 = src01 + stride;
- }
- float dx = (x-(int)(x)) * 255.9;
- float dy = (y-(int)(y)) * 255.9;
- for (int c = 0; c < bpp; c++)
- {
- rgba[c] = ctx_lerp_u8 (ctx_lerp_u8 (src00[c], src01[c], dx),
- ctx_lerp_u8 (src10[c], src11[c], dx), dy);
- }
+ //buf = "\033[?1;2c"; // what rxvt reports
+ //buf = "\033[?1;6c"; // VT100 with AVO ang GPO
+ //buf = "\033[?2c"; // VT102
+ sprintf (buf, "\033[?63;14;4;22c");
}
+ else if (sequence[strlen (sequence)-1]=='x') // terminal parameters
+ {
+ if (!strcmp (sequence, "[1x") )
+ { sprintf (buf, "\033[3;1;1;120;120;1;0x"); }
+ else
+ { sprintf (buf, "\033[2;1;1;120;120;1;0x"); }
+ }
+ if (buf[0])
+ { vt_write (vt, buf, strlen (buf) ); }
+}
+
+static char *charmap_cp437[]=
+{
+ " ","☺","☻","♥","♦","♣","♠","•","◘","○","◙","♂","♀","♪","♫","☼",
+ "►","◄","↕","‼","¶","§","▬","↨","↑","↓","→","←","∟","↔","▲","▼",
+ " ","!","\"","#","$","%","&","'","(",")","*","+",",","-",".","/",
+ "0","1","2","3","4","5","6","7","8","9",":",";","<","=",">","?",
+ "@","A","B","C","D","E","F","G","H","I","J","K","L","M","N","O",
+ "P","Q","R","S","T","U","V","W","X","Y","Z","[","\\","]","^","_",
+ "`","a","b","c","d","e","f","g","h","i","j","k","l","m","n","o",
+ "p","q","r","s","t","u","v","w","x","y","z","{","|","}","~","⌂",
+ "Ç","ü","é","â","ä","à","å","ç","ê","ë","è","ï","î","ì","Ä","Å",
+ "É","æ","Æ","ô","ö","ò","û","ù","ÿ","Ö","Ü","¢","£","¥","₧","ƒ",
+ "á","í","ó","ú","ñ","Ñ","ª","º","¿","⌐","¬","½","¼","¡","«","»",
+ "░","▒","▓","│","┤","╡","╢","╖","╕","╣","║","╗","╝","╜","╛","┐",
+ "└","┴","┬","├","─","┼","╞","╟","╚","╔","╩","╦","╠","═","╬","╧",
+ "╨","╤","╥","╙","╘","╒","╓","╫","╪","┘","┌","█","▄","▌","▐","▀",
+ "α","ß","Γ","π","Σ","σ","µ","τ","Φ","Θ","Ω","δ","∞","φ","ε","∩",
+ "≡","±","≥","≤","⌠","⌡","÷","≈","°","∙","·","√","ⁿ","²","■"," "
+};
- x += dx;
- y += dy;
- rgba += 4;
- }
-#if CTX_DITHER
-//ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
-// rasterizer->format->dither_green);
-#endif
-}
-
-static void
-ctx_fragment_image_rgba8_RGBA8_nearest (CtxRasterizer *rasterizer,
- float x,
- float y,
- void *out, int count, float dx, float dy)
+static char *charmap_graphics[]=
{
- uint8_t *rgba = (uint8_t *) out;
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- CtxBuffer *buffer = g->texture.buffer->color_managed;
- int bwidth = buffer->width;
- int bheight = buffer->height;
- x += 0.5f;
- y += 0.5f;
+ " ","!","\"","#","$","%","&","'","(",")","*","+",",","-",".","/","0",
+ "1","2","3","4","5","6","7","8","9",":",";","<","=",">","?",
+ "@","A","B","C","D","E","F","G","H","I","J","K","L","M","N","O","P",
+ "Q","R","S","T","U","V","W","X","Y","Z","[","\\","]","^","_",
+ "◆","▒","␉","␌","␍","␊","°","±","","␋","┘","┐","┌","└","┼","⎺","⎻",
+ "─","⎼","⎽","├","┤","┴","┬","│","≤","≥","π","≠","£","·"," "
+};
- if (dy == 0.0f && dx > 0.999f && dx < 1.001f)
- {
- int u = x - g->texture.x0;
- int v = y - g->texture.y0;
- if (u >= 0 && v >= 0 && u + count < bwidth && v < bheight)
- {
- uint32_t *src = (uint32_t *) buffer->data;
- memcpy (out, &src[v * bwidth + u], count * 4);
- return;
- }
- }
- //else
- {
- for (int i = 0; i < count; i ++)
- {
-
- int u = x - g->texture.x0;
- int v = y - g->texture.y0;
- if ( u < 0 || v < 0 ||
- u >= bwidth ||
- v >= bheight)
- {
- *((uint32_t*)(rgba))= 0;
- }
- else
- {
- int i = (v * bwidth + u);
- uint32_t *src = (uint32_t *) buffer->data;
- *((uint32_t*)(rgba))= src[i];
- }
-
- x += dx;
- y += dy;
- rgba += 4;
- }
- }
-#if CTX_DITHER
- //ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
- // rasterizer->format->dither_green);
-#endif
+static char *charmap_uk[]=
+{
+ " ","!","\"","£","$","%","&","'","(",")","*","+",",","-",".","/","0",
+ "1","2","3","4","5","6","7","8","9",":",";","<","=",">","?",
+ "@","A","B","C","D","E","F","G","H","I","J","K","L","M","N","O","P",
+ "Q","R","S","T","U","V","W","X","Y","Z","[","\\","]","^","_",
+ "`","a","b","c","d","e","f","g","h","i","j","k","l","m","n","o","p",
+ "q","r","s","t","u","v","w","x","y","z","{","|","}","~"," "
+};
+static char *charmap_ascii[]=
+{
+ " ","!","\"","#","$","%","&","'","(",")","*","+",",","-",".","/","0",
+ "1","2","3","4","5","6","7","8","9",":",";","<","=",">","?",
+ "@","A","B","C","D","E","F","G","H","I","J","K","L","M","N","O","P",
+ "Q","R","S","T","U","V","W","X","Y","Z","[","\\","]","^","_",
+ "`","a","b","c","d","e","f","g","h","i","j","k","l","m","n","o","p",
+ "q","r","s","t","u","v","w","x","y","z","{","|","}","~"," "
+};
-#if CTX_DITHER
- //ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
- // rasterizer->format->dither_green);
-#endif
+static void vtcmd_justify (VT *vt, const char *sequence)
+{
+ int n = parse_int (vt->argument_buf, 0);
+ switch (n)
+ {
+ case 0:
+ case 1:
+ case 2:
+ case 3:
+ case 4:
+ case 5:
+ case 6:
+ case 7:
+ case 8:
+ vt->justify = n;
+ break;
+ default:
+ vt->justify = 0;
+ }
}
-static void
-ctx_fragment_image_rgba8_RGBA8_box_swap_red_green (CtxRasterizer *rasterizer,
- float x,
- float y,
- void *out, int count, float dx, float dy)
+static void vtcmd_sixel_related_req (VT *vt, const char *sequence)
{
- ctx_fragment_image_rgba8_RGBA8_box (rasterizer, x, y, out, count, dx, dy);
- ctx_fragment_swap_red_green_u8 (out, count);
+ fprintf (stderr, "it happens!\n");
}
-static void
-ctx_fragment_image_rgba8_RGBA8_bi_swap_red_green (CtxRasterizer *rasterizer,
- float x,
- float y,
- void *out, int count, float dx, float dy)
+static void vtcmd_set_charmap (VT *vt, const char *sequence)
{
- ctx_fragment_image_rgba8_RGBA8_bi (rasterizer, x, y, out, count, dx, dy);
- ctx_fragment_swap_red_green_u8 (out, count);
+ int slot = 0;
+ int set = sequence[1];
+ if (sequence[0] == ')') { slot = 1; }
+ if (set == 'G') { set = 'B'; }
+ vt->charset[slot] = set;
}
+#if 0
-static void
-ctx_fragment_image_rgba8_RGBA8_nearest_swap_red_green (CtxRasterizer *rasterizer,
- float x,
- float y,
- void *out, int count, float dx, float dy)
-{
- ctx_fragment_image_rgba8_RGBA8_nearest (rasterizer, x, y, out, count, dx, dy);
- ctx_fragment_swap_red_green_u8 (out, count);
-}
+CSI Pm ' } '
+Insert Ps Column (s) (default = 1) (DECIC), VT420 and up.
-static void
-ctx_fragment_image_rgba8_RGBA8 (CtxRasterizer *rasterizer,
- float x,
- float y,
- void *out, int count, float dx, float dy)
-{
- if (rasterizer->state->gstate.image_smoothing)
+CSI Pm ' ~ '
+Delete Ps Column (s) (default = 1) (DECDC), VT420 and up.
+
+
+in text. When bracketed paste mode is set, the program will receive:
+ESC [ 2 0 0 ~,
+ followed by the pasted text, followed by
+ ESC [ 2 0 1 ~ .
+
+
+ CSI I
+ when the terminal gains focus, and CSI O when it loses focus.
+#endif
+
+#define COMPAT_FLAG_LEVEL_0 (1<<1)
+#define COMPAT_FLAG_LEVEL_1 (1<<2)
+#define COMPAT_FLAG_LEVEL_2 (1<<3)
+#define COMPAT_FLAG_LEVEL_3 (1<<4)
+#define COMPAT_FLAG_LEVEL_4 (1<<5)
+#define COMPAT_FLAG_LEVEL_5 (1<<6)
+
+#define COMPAT_FLAG_LEVEL_102 (1<<7)
+
+#define COMPAT_FLAG_ANSI (1<<8)
+#define COMPAT_FLAG_OBSOLETE (1<<9)
+
+#define COMPAT_FLAG_ANSI_COLOR (1<<10)
+#define COMPAT_FLAG_256_COLOR (1<<11)
+#define COMPAT_FLAG_24_COLOR (1<<12)
+
+#define COMPAT_FLAG_MOUSE_REPORT (1<<13)
+
+#define COMPAT_FLAG_AUDIO (1<<14)
+#define COMPAT_FLAG_GRAPHICS (1<<15)
+
+#define ANSI COMPAT_FLAG_ANSI
+#define OBS COMPAT_FLAG_OBSOLETE
+
+#define VT100 (COMPAT_FLAG_LEVEL_0|COMPAT_FLAG_LEVEL_1)
+#define VT102 (VT100|COMPAT_FLAG_LEVEL_102)
+#define VT200 (VT102|COMPAT_FLAG_LEVEL_2)
+#define VT300 (VT200|COMPAT_FLAG_LEVEL_3)
+#define VT400 (VT300|COMPAT_FLAG_LEVEL_4)
+#define VT220 VT200
+#define VT320 VT300
+
+#define XTERM (VT400|COMPAT_FLAG_24_COLOR|COMPAT_FLAG_256_COLOR|COMPAT_FLAG_ANSI_COLOR)
+
+#define VT2020 (XTERM|COMPAT_FLAG_GRAPHICS|COMPAT_FLAG_AUDIO)
+
+
+ static Sequence sequences[]=
{
- float factor = ctx_matrix_get_scale (&rasterizer->state->gstate.transform);
- if (factor <= 0.50f)
- {
- if (rasterizer->swap_red_green)
- ctx_fragment_image_rgba8_RGBA8_box_swap_red_green (rasterizer, x, y, out, count, dx, dy);
- else
- ctx_fragment_image_rgba8_RGBA8_box (rasterizer, x, y, out, count, dx, dy);
- }
- else if (factor > 0.99f && factor < 1.01f)
- {
- // XXX: also verify translate == 0 for this fast path to be valid
- if (rasterizer->swap_red_green)
- ctx_fragment_image_rgba8_RGBA8_nearest_swap_red_green (rasterizer, x, y, out, count, dx, dy);
- else
- ctx_fragment_image_rgba8_RGBA8_nearest (rasterizer, x, y, out, count, dx, dy);
- }
- else
+ /*
+ prefix suffix command */
+ //{"B", 0, vtcmd_break_permitted},
+ //{"C", 0, vtcmd_nobreak_here},
+ {"D", 0, vtcmd_index, VT100}, /* args: id:IND Index */
+ {"E", 0, vtcmd_next_line}, /* ref:none id: Next line */
+ {"_", 'G', vtcmd_graphics},
+ {"H", 0, vtcmd_horizontal_tab_set, VT100}, /* id:HTS Horizontal Tab Set */
+
+ //{"I", 0, vtcmd_char_tabulation_with_justification},
+ //{"K", 0, PLD partial line down
+ //{"L", 0, PLU partial line up
+ {"M", 0, vtcmd_reverse_index, VT100}, /* ref:none id:RI Reverse Index */
+ //{"N", 0, vtcmd_ignore}, /* Set Single Shift 2 - SS2*/
+ //{"O", 0, vtcmd_ignore}, /* Set Single Shift 3 - SS3*/
+
+#if 0
+ {"[0F", 0, vtcmd_justify, ANSI}, /* ref:none id:JFY disable justification and wordwrap */ // needs
special link to ANSI standard
+ {"[1F", 0, vtcmd_justify, ANSI}, /* ref:none id:JFY enable wordwrap */
+#endif
+
+ /* these need to occur before vtcmd_preceding_line to have precedence */
+ {"[0 F", 0, vtcmd_justify, ANSI},
+ {"[1 F", 0, vtcmd_justify, ANSI},
+ {"[2 F", 0, vtcmd_justify},
+ {"[3 F", 0, vtcmd_justify},
+ {"[4 F", 0, vtcmd_justify},
+ {"[5 F", 0, vtcmd_justify},
+ {"[6 F", 0, vtcmd_justify},
+ {"[7 F", 0, vtcmd_justify},
+ {"[8 F", 0, vtcmd_justify},
+// XXX missing DECIC DECDC insert and delete column
+ {"[", 'A', vtcmd_cursor_up, VT100}, /* args:Pn id:CUU Cursor Up */
+ {"[", 'B', vtcmd_cursor_down, VT100}, /* args:Pn id:CUD Cursor Down */
+ {"[", 'C', vtcmd_cursor_forward, VT100}, /* args:Pn id:CUF Cursor Forward */
+ {"[", 'D', vtcmd_cursor_backward, VT100}, /* args:Pn id:CUB Cursor Backward */
+ {"[", 'j', vtcmd_cursor_backward, ANSI}, /* args:Pn ref:none id:HPB Horizontal Position Backward */
+ {"[", 'k', vtcmd_cursor_up, ANSI}, /* args:Pn ref:none id:VPB Vertical Position Backward */
+ {"[", 'E', vtcmd_next_line, VT100}, /* args:Pn id:CNL Cursor Next Line */
+ {"[", 'F', vtcmd_cursor_preceding_line, VT100}, /* args:Pn id:CPL Cursor Preceding Line */
+ {"[", 'G', vtcmd_horizontal_position_absolute}, /* args:Pn id:CHA Cursor Horizontal Absolute */
+ {"[", 'H', vtcmd_cursor_position, VT100}, /* args:Pl;Pc id:CUP Cursor Position */
+ {"[", 'I', vtcmd_insert_n_tabs}, /* args:Pn id:CHT Cursor Horizontal Forward Tabulation */
+ {"[", 'J', vtcmd_erase_in_display, VT100}, /* args:Ps id:ED Erase in Display */
+ {"[", 'K', vtcmd_erase_in_line, VT100}, /* args:Ps id:EL Erase in Line */
+ {"[", 'L', vtcmd_insert_blank_lines, VT102}, /* args:Pn id:IL Insert Line */
+ {"[", 'M', vtcmd_delete_n_lines, VT102}, /* args:Pn id:DL Delete Line */
+ // [ N is EA - Erase in field
+ // [ O is EA - Erase in area
+ {"[", 'P', vtcmd_delete_n_chars, VT102}, /* args:Pn id:DCH Delete Character */
+ // [ Q is SEE - Set editing extent
+ // [ R is CPR - active cursor position report
+ {"[?", 'S', vtcmd_sixel_related_req},
+ {"[", 'S', vtcmd_scroll_up, VT100}, /* args:Pn id:SU Scroll Up */
+ {"[", 'T', vtcmd_scroll_down, VT100}, /* args:Pn id:SD Scroll Down */
+ {"[",/*SP*/'U', vtcmd_set_line_home, ANSI}, /* args:PnSP id=SLH Set Line Home */
+ {"[",/*SP*/'V', vtcmd_set_line_limit, ANSI},/* args:PnSP id=SLL Set Line Limit */
+ // [ W is cursor tabulation control
+ // [ Pn Y - cursor line tabulation
+ //
+ {"[", 'X', vtcmd_erase_n_chars}, /* args:Pn id:ECH Erase Character */
+ {"[", 'Z', vtcmd_rev_n_tabs}, /* args:Pn id:CBT Cursor Backward Tabulation */
+ {"[", '^', vtcmd_scroll_down} , /* muphry alternate from ECMA */
+ {"[", '@', vtcmd_insert_character, VT102}, /* args:Pn id:ICH Insert Character */
+
+ {"[", 'a', vtcmd_cursor_forward, ANSI}, /* args:Pn id:HPR Horizontal Position Relative */
+ {"[", 'b', vtcmd_cursor_forward, ANSI}, /* REP previous char XXX incomplete */
+ {"[", 'c', vtcmd_report}, /* ref:none id:DA args:... Device Attributes */
+ {"[", 'd', vtcmd_goto_row}, /* args:Pn id:VPA Vertical Position Absolute */
+ {"[", 'e', vtcmd_cursor_down}, /* args:Pn id:VPR Vertical Position Relative */
+ {"[", 'f', vtcmd_cursor_position, VT100}, /* args:Pl;Pc id:HVP Cursor Position */
+ {"[g", 0, vtcmd_clear_current_tab, VT100}, /* id:TBC clear current tab */
+ {"[0g", 0, vtcmd_clear_current_tab, VT100}, /* id:TBC clear current tab */
+ {"[3g", 0, vtcmd_clear_all_tabs, VT100}, /* id:TBC clear all tabs */
+ {"[", 'm', vtcmd_set_graphics_rendition, VT100}, /* args:Ps;Ps;.. id:SGR Select Graphics Rendition */
+ {"[", 'n', vtcmd_report, VT200}, /* id:DSR args:... CPR Cursor Position Report */
+ {"[", 'r', vtcmd_set_top_and_bottom_margins, VT100}, /* args:Pt;Pb id:DECSTBM Set Top and Bottom
Margins */
+#if 0
+ // handled by set_left_and_right_margins - in if 0 to be documented
+ {"[s", 0, vtcmd_save_cursor_position, VT100}, /*ref:none id:SCP Save Cursor Position */
+#endif
+ {"[u", 0, vtcmd_restore_cursor_position, VT100}, /*ref:none id:RCP Restore Cursor Position */
+ {"[", 's', vtcmd_set_left_and_right_margins, VT400}, /* args:Pl;Pr id:DECSLRM Set Left and Right
Margins */
+ {"[", '`', vtcmd_horizontal_position_absolute, ANSI}, /* args:Pn id:HPA Horizontal Position Absolute */
+
+ {"[", 'h', vtcmd_set_mode, VT100}, /* args:Pn[;...] id:SM Set Mode */
+ {"[", 'l', vtcmd_set_mode, VT100}, /* args:Pn[;...] id:RM Reset Mode */
+ {"[", 't', vtcmd_set_t},
+ {"[", 'q', vtcmd_set_led, VT100}, /* args:Ps id:DECLL Load LEDs */
+ {"[", 'x', vtcmd_report}, /* ref:none id:DECREQTPARM */
+ {"[", 'z', vtcmd_DECELR}, /* ref:none id:DECELR set locator res */
+
+ {"5", 0, vtcmd_char_at_cursor, VT300}, /* ref:none id:DECXMIT */
+ {"6", 0, vtcmd_back_index, VT400}, /* id:DECBI Back index (hor. scroll) */
+ {"7", 0, vtcmd_save_cursor, VT100}, /* id:DECSC Save Cursor */
+ {"8", 0, vtcmd_restore_cursor, VT100}, /* id:DECRC Restore Cursor */
+ {"9", 0, vtcmd_forward_index, VT400}, /* id:DECFI Forward index (hor. scroll)*/
+
+ //{"Z", 0, vtcmd_device_attributes},
+ //{"%G",0, vtcmd_set_default_font}, // set_alternate_font
+
+
+ {"(0", 0, vtcmd_set_charmap},
+ {"(1", 0, vtcmd_set_charmap},
+ {"(2", 0, vtcmd_set_charmap},
+ {"(A", 0, vtcmd_set_charmap},
+ {"(B", 0, vtcmd_set_charmap},
+ {")0", 0, vtcmd_set_charmap},
+ {")1", 0, vtcmd_set_charmap},
+ {")2", 0, vtcmd_set_charmap},
+ {")A", 0, vtcmd_set_charmap},
+ {")B", 0, vtcmd_set_charmap},
+ {"%G", 0, vtcmd_set_charmap},
+
+ {"#3", 0, vtcmd_set_double_width_double_height_top_line, VT100}, /*id:DECDHL Top half of
double-width, double-height line */
+ {"#4", 0, vtcmd_set_double_width_double_height_bottom_line, VT100}, /*id:DECDHL Bottom half of
double-width, double-height line */
+ {"#5", 0, vtcmd_set_single_width_single_height_line, VT100}, /* id:DECSWL Single-width line */
+ {"#6", 0, vtcmd_set_double_width_single_height_line, VT100}, /* id:DECDWL Double-width line */
+
+ {"#8", 0, vtcmd_screen_alignment_display, VT100}, /* id:DECALN Screen Alignment Pattern */
+ {"=", 0, vtcmd_ignore}, // keypad mode change
+ {">", 0, vtcmd_ignore}, // keypad mode change
+ {"c", 0, vtcmd_reset_to_initial_state, VT100}, /* id:RIS Reset to Initial State */
+ {"[!", 'p', vtcmd_ignore}, // soft reset?
+ {"[", 'p', vtcmd_request_mode}, /* args:Pa$ id:DECRQM Request ANSI Mode */
+#if 0
+ {"[?", 'p', vtcmd_request_mode}, /* args:Pd$ id:DECRQM Request DEC Mode */
+#endif
+
+ {NULL, 0, NULL}
+ };
+
+ static void handle_sequence (VT *vt, const char *sequence)
+{
+ int i0 = strlen (sequence)-1;
+ int i;
+ vt->rev ++;
+ for (i = 0; sequences[i].prefix; i++)
{
- if (rasterizer->swap_red_green)
- ctx_fragment_image_rgba8_RGBA8_bi_swap_red_green (rasterizer, x, y, out, count, dx, dy);
- else
- ctx_fragment_image_rgba8_RGBA8_bi (rasterizer, x, y, out, count, dx, dy);
+ if (!strncmp (sequence, sequences[i].prefix, strlen (sequences[i].prefix) ) )
+ {
+ if (! (sequences[i].suffix && (sequence[i0] != sequences[i].suffix) ) )
+ {
+ VT_command ("%s", sequence);
+ sequences[i].vtcmd (vt, sequence);
+ return;
+ }
+ }
}
- }
- else
- {
- if (rasterizer->swap_red_green)
- ctx_fragment_image_rgba8_RGBA8_nearest_swap_red_green (rasterizer, x, y, out, count, dx, dy);
- else
- ctx_fragment_image_rgba8_RGBA8_nearest (rasterizer, x, y, out, count, dx, dy);
- }
- //ctx_fragment_swap_red_green_u8 (out, count);
-#if CTX_DITHER
- uint8_t *rgba = (uint8_t*)out;
- ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
- rasterizer->format->dither_green);
+#ifndef ASANBUILD
+ VT_warning ("unhandled: %c%c%c%c%c%c%c%c%c\n", sequence[0], sequence[1], sequence[2], sequence[3],
sequence[4], sequence[5], sequence[6], sequence[7], sequence[8]);
#endif
}
-static void
-ctx_fragment_image_gray1_RGBA8 (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float dx,
float dy)
+static void vt_line_feed (VT *vt)
{
- uint8_t *rgba = (uint8_t *) out;
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- CtxBuffer *buffer = g->texture.buffer;
- ctx_assert (rasterizer);
- ctx_assert (g);
- ctx_assert (buffer);
- for (int i = 0; i < count; i ++)
- {
- int u = x - g->texture.x0;
- int v = y - g->texture.y0;
- if ( u < 0 || v < 0 ||
- u >= buffer->width ||
- v >= buffer->height)
+ int was_home = vt->at_line_home;
+ if (vt->margin_top == 1 && vt->margin_bottom == vt->rows)
{
- rgba[0] = rgba[1] = rgba[2] = rgba[3] = 0;
+ if (vt->lines == NULL ||
+ (vt->lines->data == vt->current_line && vt->cursor_y != vt->rows) )
+ {
+ vt->current_line = vt_line_new_with_size ("", vt->cols);
+ ctx_list_prepend (&vt->lines, vt->current_line);
+ vt->line_count++;
+ }
+ if (vt->cursor_y >= vt->margin_bottom)
+ {
+ vt->cursor_y = vt->margin_bottom;
+ vt_scroll (vt, -1);
+ }
+ else
+ {
+ vt->cursor_y++;
+ }
}
else
{
- uint8_t *src = (uint8_t *) buffer->data;
- src += v * buffer->stride + u / 8;
- if (*src & (1<< (u & 7) ) )
+ if (vt->lines->data == vt->current_line &&
+ (vt->cursor_y != vt->margin_bottom) && 0)
{
- rgba[0] = rgba[1] = rgba[2] = rgba[3] = 0;
+ vt->current_line = vt_line_new_with_size ("", vt->cols);
+ ctx_list_prepend (&vt->lines, vt->current_line);
+ vt->line_count++;
}
- else
+ vt->cursor_y++;
+ if (vt->cursor_y > vt->margin_bottom)
{
- for (int c = 0; c < 4; c++)
- { rgba[c] = 255;
- }//g->texture.rgba[c];
- //}
+ vt->cursor_y = vt->margin_bottom;
+ vt_scroll (vt, -1);
}
}
-
- rgba += 4;
- x += dx;
- y += dy;
- }
+ _vt_move_to (vt, vt->cursor_y, vt->cursor_x);
+ if (vt->cr_on_lf)
+ { vt_carriage_return (vt); }
+ vt_trimlines (vt, vt->rows);
+ if (was_home)
+ { vt_carriage_return (vt); }
}
-#if CTX_GRADIENTS
-static void
-ctx_fragment_radial_gradient_RGBA8 (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float
dx, float dy)
+//#include "vt-encodings.h"
+
+#ifndef NO_SDL
+static void vt_state_apc_audio (VT *vt, int byte)
{
- uint8_t *rgba = (uint8_t *) out;
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- for (int i = 0; i < count; i ++)
- {
- float v = (ctx_hypotf (g->radial_gradient.x0 - x, g->radial_gradient.y0 - y) -
- g->radial_gradient.r0) * (g->radial_gradient.rdelta);
-#if CTX_GRADIENT_CACHE
- uint32_t *rgbap = (uint32_t*)&ctx_gradient_cache_u8[ctx_grad_index(v)][0];
- *((uint32_t*)rgba) = *rgbap;
+ if ( (byte < 32) && ( (byte < 8) || (byte > 13) ) )
+ {
+ vt_audio (vt, vt->argument_buf);
+ vt->state = ( (byte == 27) ? vt_state_swallow : vt_state_neutral);
+ }
+ else
+ {
+ vt_argument_buf_add (vt, byte);
+ }
+}
+
#else
- ctx_fragment_gradient_1d_RGBA8 (rasterizer, v, 0.0, rgba);
-#endif
-#if CTX_DITHER
- ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
- rasterizer->format->dither_green);
-#endif
- rgba += 4;
- x += dx;
- y += dy;
- }
+
+void vt_audio_task (VT *vt, int click)
+{
}
-static void
-ctx_fragment_linear_gradient_RGBA8 (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float
dx, float dy)
+void vt_bell (VT *vt)
{
- uint8_t *rgba = (uint8_t *) out;
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- for (int i = 0; i < count; i ++)
- {
- float v = ( ( (g->linear_gradient.dx * x + g->linear_gradient.dy * y) /
- g->linear_gradient.length) -
- g->linear_gradient.start) * (g->linear_gradient.rdelta);
-#if CTX_GRADIENT_CACHE
- uint32_t*rgbap = ((uint32_t*)(&ctx_gradient_cache_u8[ctx_grad_index(v)][0]));
- *((uint32_t*)rgba) = *rgbap;
-#else
- _ctx_fragment_gradient_1d_RGBA8 (rasterizer, v, 1.0, rgba);
-#endif
-#if CTX_DITHER
- ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
- rasterizer->format->dither_green);
-#endif
- rgba += 4;
- x += dx;
- y += dy;
- }
+}
+static void vt_state_apc_audio (VT *vt, int byte)
+{
+ vt->state = vt_state_apc_generic;
}
#endif
static void
-ctx_fragment_color_RGBA8 (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float dx, float
dy)
+vt_carriage_return (VT *vt)
{
- uint8_t rgba[4];
- uint8_t *rgba_out = (uint8_t *) out;
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- ctx_color_get_rgba8 (rasterizer->state, &g->color, rgba);
-
- if (rasterizer->swap_red_green)
- {
- int tmp = rgba[0];
- rgba[0] = rgba[2];
- rgba[2] = tmp;
- }
- for (int i = 0; i < count; i++, rgba_out+=4)
- memcpy (rgba_out, rgba, 4);
+ _vt_move_to (vt, vt->cursor_y, vt->cursor_x);
+ vt->cursor_x = VT_MARGIN_LEFT;
+ vt->at_line_home = 1;
}
-#if CTX_ENABLE_FLOAT
-#if CTX_GRADIENTS
-static void
-ctx_fragment_linear_gradient_RGBAF (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float
dx, float dy)
+/* if the byte is a non-print control character, handle it and return 1
+ * oterhwise return 0*/
+static int _vt_handle_control (VT *vt, int byte)
{
- float *rgba = (float *) out;
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- for (int i = 0; i < count; i++)
- {
- float v = ( ( (g->linear_gradient.dx * x + g->linear_gradient.dy * y) /
- g->linear_gradient.length) -
- g->linear_gradient.start) * (g->linear_gradient.rdelta);
- ctx_fragment_gradient_1d_RGBAF (rasterizer, v, 1.0f, rgba);
- x += dx;
- y += dy;
- rgba += 4;
- }
+ /* the big difference between ANSI-BBS mode and VT100+ mode is that
+ * most C0 characters are printable
+ */
+ if (CTX_UNLIKELY(vt->encoding == 1)) // this codepage is for ansi-bbs use
+ switch (byte)
+ {
+ case '\0':
+ return 1;
+ case 1: /* SOH start of heading */
+ case 2: /* STX start of text */
+ case 3: /* ETX end of text */
+ case 4: /* EOT end of transmission */
+ case 5: /* ENQuiry */
+ case 6: /* ACKnolwedge */
+ case '\v': /* VT vertical tab */
+ case '\f': /* VF form feed */
+ case 14: /* SO shift in - alternate charset */
+ case 15: /* SI shift out - (back to normal) */
+ case 16: /* DLE data link escape */
+ case 17: /* DC1 device control 1 - XON */
+ case 18: /* DC2 device control 2 */
+ case 19: /* DC3 device control 3 - XOFF */
+ case 20: /* DC4 device control 4 */
+ case 21: /* NAK negative ack */
+ case 22: /* SYNchronous idle */
+ case 23: /* ETB end of trans. blk */
+ case 24: /* CANcel (vt100 aborts sequence) */
+ case 25: /* EM end of medium */
+ case 26: /* SUB stitute */
+ case 28: /* FS file separator */
+ case 29: /* GS group separator */
+ case 30: /* RS record separator */
+ case 31: /* US unit separator */
+ _vt_add_str (vt, charmap_cp437[byte]);
+ return 1;
+ }
+ switch (byte)
+ {
+ case '\0':
+ case 1: /* SOH start of heading */
+ case 2: /* STX start of text */
+ case 3: /* ETX end of text */
+ case 4: /* EOT end of transmission */
+ case 6: /* ACKnolwedge */
+ return 1;
+ case 5: /* ENQuiry */
+ {
+ const char *reply = getenv ("TERM_ENQ_REPLY");
+ if (reply)
+ {
+ char *copy = strdup (reply);
+ for (uint8_t *c = (uint8_t *) copy; *c; c++)
+ {
+ if (*c < ' ' || * c > 127) { *c = 0; }
+ }
+ vt_write (vt, reply, strlen (reply) );
+ free (copy);
+ }
+ }
+ return 1;
+ case '\a': /* BELl */
+ vt_bell (vt);
+ return 1;
+ case '\b': /* BS */
+ _vt_backspace (vt);
+ return 1;
+ case '\t': /* HT tab */
+ _vt_htab (vt);
+ return 1;
+ case '\v': /* VT vertical tab */
+ case '\f': /* VF form feed */
+ case '\n': /* LF line ffed */
+ vt_line_feed (vt);
+ return 1;
+ case '\r': /* CR carriage return */
+ vt_carriage_return (vt);
+ return 1;
+ case 14: /* SO shift in - alternate charset */
+ vt->shifted_in = 1; // XXX not in vt52
+ return 1;
+ case 15: /* SI shift out - (back to normal) */
+ vt->shifted_in = 0;
+ return 1;
+ case 16: /* DLE data link escape */
+ case 17: /* DC1 device control 1 - XON */
+ case 18: /* DC2 device control 2 */
+ case 19: /* DC3 device control 3 - XOFF */
+ case 20: /* DC4 device control 4 */
+ case 21: /* NAK negative ack */
+ case 22: /* SYNchronous idle */
+ case 23: /* ETB end of trans. blk */
+ case 24: /* CANcel (vt100 aborts sequence) */
+ case 25: /* EM end of medium */
+ case 26: /* SUB stitute */
+ _vt_add_str (vt, "¿"); // in vt52? XXX
+ return 1;
+ case 27: /* ESCape */
+ return 0;
+ break;
+ case 28: /* FS file separator */
+ case 29: /* GS group separator */
+ case 30: /* RS record separator */
+ case 31: /* US unit separator */
+ case 127: /* DEL */
+ return 1;
+ default:
+ return 0;
+ }
}
-static void
-ctx_fragment_radial_gradient_RGBAF (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float
dx, float dy)
+void vt_open_log (VT *vt, const char *path)
{
- float *rgba = (float *) out;
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- for (int i = 0; i < count; i++)
- {
- float v = ctx_hypotf (g->radial_gradient.x0 - x, g->radial_gradient.y0 - y);
- v = (v - g->radial_gradient.r0) * (g->radial_gradient.rdelta);
- ctx_fragment_gradient_1d_RGBAF (rasterizer, v, 0.0f, rgba);
- x+=dx;
- y+=dy;
- rgba +=4;
- }
+ unlink (path);
+ vt->log = fopen (path, "w");
}
-#endif
-
-static void
-ctx_fragment_color_RGBAF (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float dx, float
dy)
+/* the function shared by sixels, kitty mode and iterm2 mode for
+ * doing inline images. it attaches an image to the current line
+ */
+static void display_image (VT *vt, Image *image,
+ int col,
+ float xoffset,
+ float yoffset,
+ int rows,
+ int cols,
+ int subx,
+ int suby,
+ int subw,
+ int subh
+ )
{
- float *rgba = (float *) out;
- for (int i = 0; i < count; i++)
+ int i = 0;
+ for (i = 0; vt->current_line->images[i] && i < 4; i++)
{
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- ctx_color_get_rgba (rasterizer->state, &g->color, rgba);
- rgba += 4;
+ if (vt->current_line->image_col[i] == vt->cursor_x)
+ break;
}
-}
-
-static void ctx_fragment_image_RGBAF (CtxRasterizer *rasterizer, float x, float y, void *out, int count,
float dx, float dy)
-{
- float *outf = (float *) out;
- uint8_t rgba[4];
- CtxGState *gstate = &rasterizer->state->gstate;
- CtxBuffer *buffer = gstate->source_fill.texture.buffer;
- switch (buffer->format->bpp)
+ //for (i = 0; vt->current_line->images[i] && i < 4; i++);
+ if (i >= 4) { i = 3; }
+ /* this needs a struct and dynamic allocation */
+ vt->current_line->images[i] = image;
+ vt->current_line->image_col[i] = vt->cursor_x;
+ vt->current_line->image_X[i] = xoffset;
+ vt->current_line->image_Y[i] = yoffset;
+ vt->current_line->image_subx[i] = subx;
+ vt->current_line->image_suby[i] = suby;
+ vt->current_line->image_subw[i] = subw;
+ vt->current_line->image_subh[i] = subh;
+ vt->current_line->image_rows[i] = rows;
+ vt->current_line->image_cols[i] = cols;
+}
+
+static int vt_gfx_pending=0;
+
+void vt_gfx (VT *vt, const char *command)
+{
+ const char *payload = NULL;
+ char key = 0;
+ int value;
+ int pos = 1;
+ if (vt->gfx.multichunk == 0)
+ {
+ memset (&vt->gfx, 0, sizeof (GfxState) );
+ vt->gfx.action='t';
+ vt->gfx.transmission='d';
+ }
+ while (command[pos] != ';')
+ {
+ pos ++; // G or ,
+ if (command[pos] == ';') { break; }
+ key = command[pos];
+ pos++;
+ if (command[pos] == ';') { break; }
+ pos ++; // =
+ if (command[pos] == ';') { break; }
+ if (command[pos] >= '0' && command[pos] <= '9')
+ { value = atoi (&command[pos]); }
+ else
+ { value = command[pos]; }
+ while (command[pos] &&
+ command[pos] != ',' &&
+ command[pos] != ';') { pos++; }
+ switch (key)
+ {
+ case 'a':
+ vt->gfx.action = value;
+ break;
+ case 'd':
+ vt->gfx.delete = value;
+ break;
+ case 'i':
+ vt->gfx.id = value;
+ break;
+ case 'S':
+ vt->gfx.buf_size = value;
+ break;
+ case 's':
+ vt->gfx.buf_width = value;
+ break;
+ case 'v':
+ vt->gfx.buf_height = value;
+ break;
+ case 'f':
+ vt->gfx.format = value;
+ break;
+ case 'm':
+ vt->gfx.multichunk = value;
+ break;
+ case 'o':
+ vt->gfx.compression = value;
+ break;
+ case 't':
+ vt->gfx.transmission = value;
+ break;
+ case 'x':
+ vt->gfx.x = value;
+ break;
+ case 'y':
+ vt->gfx.y = value;
+ break;
+ case 'w':
+ vt->gfx.w = value;
+ break;
+ case 'h':
+ vt->gfx.h = value;
+ break;
+ case 'X':
+ vt->gfx.x_cell_offset = value;
+ break;
+ case 'Y':
+ vt->gfx.y_cell_offset = value;
+ break;
+ case 'c':
+ vt->gfx.columns = value;
+ break;
+ case 'r':
+ vt->gfx.rows = value;
+ break;
+ case 'z':
+ vt->gfx.z_index = value;
+ break;
+ }
+ }
+ payload = &command[pos+1];
+ {
+ int chunk_size = strlen (payload);
+ int old_size = vt->gfx.data_size;
+ // accumulate incoming data
+ if (vt->gfx.data == NULL)
+ {
+ vt->gfx.data_size = chunk_size;
+ vt->gfx.data = malloc (vt->gfx.data_size + 1);
+ }
+ else
+ {
+ vt->gfx.data_size += chunk_size;
+ vt->gfx.data = realloc (vt->gfx.data, vt->gfx.data_size + 1);
+ }
+ memcpy (vt->gfx.data + old_size, payload, chunk_size);
+ vt->gfx.data[vt->gfx.data_size]=0;
+ }
+ if (vt->gfx.multichunk == 0)
{
- case 1: ctx_fragment_image_gray1_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
- case 24: ctx_fragment_image_rgb8_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
- case 32: ctx_fragment_image_rgba8_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
- default: ctx_fragment_image_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
+ if (vt->gfx.transmission != 'd') /* */
+ {
+ char buf[256];
+ sprintf (buf, "\033_Gi=%i;only direct transmission supported\033\\",
+ vt->gfx.id);
+ vt_write (vt, buf, strlen (buf) );
+ goto cleanup;
+ }
+ {
+ int bin_length = vt->gfx.data_size;
+ uint8_t *data2 = malloc (vt->gfx.data_size);
+ bin_length = ctx_base642bin ( (char *) vt->gfx.data,
+ &bin_length,
+ data2);
+ memcpy (vt->gfx.data, data2, bin_length + 1);
+ vt->gfx.data_size = bin_length;
+ free (data2);
+ }
+ if (vt->gfx.buf_width)
+ {
+ // implicit buf_size
+ vt->gfx.buf_size = vt->gfx.buf_width * vt->gfx.buf_height *
+ (vt->gfx.format == 24 ? 3 : 4);
+ }
+ if (vt->gfx.compression == 'z')
+ {
+ //vt->gfx.buf_size)
+ unsigned char *data2 = malloc (vt->gfx.buf_size + 1);
+ /* if a buf size is set (rather compression, but
+ * this works first..) then */
+ unsigned long actual_uncompressed_size = vt->gfx.buf_size;
+ int z_result = uncompress (data2, &actual_uncompressed_size,
+ vt->gfx.data,
+ vt->gfx.data_size);
+ if (z_result != Z_OK)
+ {
+ char buf[256]= "\033_Go=z;zlib error\033\\";
+ vt_write (vt, buf, strlen (buf) );
+ goto cleanup;
+ }
+ free (vt->gfx.data);
+ vt->gfx.data = data2;
+ vt->gfx.data_size = actual_uncompressed_size;
+ vt->gfx.compression = 0;
+ }
+ if (vt->gfx.format == 100)
+ {
+ int channels;
+ uint8_t *new_data = stbi_load_from_memory (vt->gfx.data, vt->gfx.data_size, &vt->gfx.buf_width,
&vt->gfx.buf_height, &channels, 4);
+ if (!new_data)
+ {
+ char buf[256]= "\033_Gf=100;image decode error\033\\";
+ vt_write (vt, buf, strlen (buf) );
+ goto cleanup;
+ }
+ vt->gfx.format = 32;
+ free (vt->gfx.data);
+ vt->gfx.data = new_data;
+ vt->gfx.data_size= vt->gfx.buf_width * vt->gfx.buf_height * 4;
+ }
+ Image *image = NULL;
+ switch (vt->gfx.action)
+ {
+ case 't': // transfer
+ case 'T': // transfer and present
+ switch (vt->gfx.format)
+ {
+ case 24:
+ case 32:
+ image = image_add (vt->gfx.buf_width, vt->gfx.buf_height, vt->gfx.id,
+ vt->gfx.format, vt->gfx.data_size, vt->gfx.data);
+ vt->gfx.data = NULL;
+ vt->gfx.data_size=0;
+ break;
+ }
+ if (vt->gfx.action == 't')
+ { break; }
+ // fallthrough
+ case 'p': // present
+ if (!image && vt->gfx.id)
+ { image = image_query (vt->gfx.id); }
+ if (image)
+ {
+ display_image (vt, image, vt->cursor_x, vt->gfx.rows, vt->gfx.columns,
+ vt->gfx.x_cell_offset * 1.0 / vt->cw,
+ vt->gfx.y_cell_offset * 1.0 / vt->ch,
+ vt->gfx.x,
+ vt->gfx.y,
+ vt->gfx.w,
+ vt->gfx.h);
+ int right = (image->width + (vt->cw-1) ) /vt->cw;
+ int down = (image->height + (vt->ch-1) ) /vt->ch;
+ for (int i = 0; i<down - 1; i++)
+ { vtcmd_index (vt, " "); }
+ for (int i = 0; i<right; i++)
+ { vtcmd_cursor_forward (vt, " "); }
+ }
+ break;
+ case 'q': // query
+ if (image_query (vt->gfx.id) )
+ {
+ char buf[256];
+ sprintf (buf, "\033_Gi=%i;OK\033\\", vt->gfx.id);
+ vt_write (vt, buf, strlen (buf) );
+ }
+ break;
+ case 'd': // delete
+ {
+ int row = vt->rows; // probably not right at start of session XXX
+ for (CtxList *l = vt->lines; l; l = l->next, row --)
+ {
+ VtLine *line = l->data;
+ for (int i = 0; i < 4; i ++)
+ {
+ int free_resource = 0;
+ int match = 0;
+ if (line->images[i])
+ switch (vt->gfx.delete)
+ {
+ case 'A':
+ free_resource = 1;
+ /* FALLTHROUGH */
+ case 'a': /* all images visible on screen */
+ match = 1;
+ break;
+ case 'I':
+ free_resource = 1;
+ /* FALLTHROUGH */
+ case 'i': /* all images with specified id */
+ if ( ( (Image *) (line->images[i]) )->id == vt->gfx.id)
+ { match = 1; }
+ break;
+ case 'P':
+ free_resource = 1;
+ /* FALLTHROUGH */
+ case 'p': /* all images intersecting cell
+ specified with x and y */
+ if (line->image_col[i] == vt->gfx.x &&
+ row == vt->gfx.y)
+ { match = 1; }
+ break;
+ case 'Q':
+ free_resource = 1;
+ /* FALLTHROUGH */
+ case 'q': /* all images with specified cell (x), row(y) and z */
+ if (line->image_col[i] == vt->gfx.x &&
+ row == vt->gfx.y)
+ { match = 1; }
+ break;
+ case 'Y':
+ free_resource = 1;
+ /* FALLTHROUGH */
+ case 'y': /* all images with specified row (y) */
+ if (row == vt->gfx.y)
+ { match = 1; }
+ break;
+ case 'X':
+ free_resource = 1;
+ /* FALLTHROUGH */
+ case 'x': /* all images with specified column (x) */
+ if (line->image_col[i] == vt->gfx.x)
+ { match = 1; }
+ break;
+ case 'Z':
+ free_resource = 1;
+ /* FALLTHROUGH */
+ case 'z': /* all images with specified z-index (z) */
+ break;
+ }
+ if (match)
+ {
+ line->images[i] = NULL;
+ if (free_resource)
+ {
+ // XXX : NYI
+ }
+ }
+ }
+ }
+ }
+ break;
+ }
+cleanup:
+ if (vt->gfx.data)
+ { free (vt->gfx.data); }
+ vt->gfx.data = NULL;
+ vt->gfx.data_size=0;
+ vt->gfx.multichunk=0;
+ vt_gfx_pending = 0;
}
- for (int c = 0; c < 4 * count; c ++) { outf[c] = ctx_u8_to_float (rgba[c]); }
+ else
+ vt_gfx_pending = 1;
}
-static CtxFragment ctx_rasterizer_get_fragment_RGBAF (CtxRasterizer *rasterizer)
+static void vt_state_vt52 (VT *vt, int byte)
{
- CtxGState *gstate = &rasterizer->state->gstate;
- switch (gstate->source_fill.type)
+ /* in vt52 mode, utf8_pos being non 0 means we got ESC prior */
+ switch (vt->utf8_pos)
{
- case CTX_SOURCE_TEXTURE: return ctx_fragment_image_RGBAF;
- case CTX_SOURCE_COLOR: return ctx_fragment_color_RGBAF;
-#if CTX_GRADIENTS
- case CTX_SOURCE_LINEAR_GRADIENT: return ctx_fragment_linear_gradient_RGBAF;
- case CTX_SOURCE_RADIAL_GRADIENT: return ctx_fragment_radial_gradient_RGBAF;
-#endif
+ case 0:
+ if (_vt_handle_control (vt, byte) == 0)
+ switch (byte)
+ {
+ case 27: /* ESC */
+ vt->utf8_pos = 1;
+ break;
+ default:
+ {
+ char str[2] = {byte & 127, 0};
+ /* we're not validating utf8, and our utf8 manipulation
+ * functions are not robust against malformed utf8,
+ * hence we strip to ascii
+ */
+ _vt_add_str (vt, str);
+ }
+ break;
+ }
+ break;
+ case 1:
+ vt->utf8_pos = 0;
+ switch (byte)
+ {
+ case 'A':
+ vtcmd_cursor_up (vt, " ");
+ break;
+ case 'B':
+ vtcmd_cursor_down (vt, " ");
+ break;
+ case 'C':
+ vtcmd_cursor_forward (vt, " ");
+ break;
+ case 'D':
+ vtcmd_cursor_backward (vt, " ");
+ break;
+ case 'F':
+ vtcmd_set_alternate_font (vt, " ");
+ break;
+ case 'G':
+ vtcmd_set_default_font (vt, " ");
+ break;
+ case 'H':
+ _vt_move_to (vt, 1, 1);
+ break;
+ case 'I':
+ vtcmd_reverse_index (vt, " ");
+ break;
+ case 'J':
+ vtcmd_erase_in_display (vt, "[0J");
+ break;
+ case 'K':
+ vtcmd_erase_in_line (vt, "[0K");
+ break;
+ case 'Y':
+ vt->utf8_pos = 2;
+ break;
+ case 'Z':
+ vt_write (vt, "\033/Z", 3);
+ break;
+ case '<':
+ vt->state = vt_state_neutral;
+ break;
+ default:
+ break;
+ }
+ break;
+ case 2:
+ _vt_move_to (vt, byte - 31, vt->cursor_x);
+ vt->utf8_pos = 3;
+ break;
+ case 3:
+ _vt_move_to (vt, vt->cursor_y, byte - 31);
+ vt->utf8_pos = 0;
+ break;
}
- return ctx_fragment_color_RGBAF;
}
-#endif
-static CtxFragment ctx_rasterizer_get_fragment_RGBA8 (CtxRasterizer *rasterizer)
+static void vt_sixels (VT *vt, const char *sixels)
{
- CtxGState *gstate = &rasterizer->state->gstate;
- CtxBuffer *buffer = gstate->source_fill.texture.buffer;
- switch (gstate->source_fill.type)
+ uint8_t colors[256][3];
+ int width = 0;
+ int height = 0;
+ int x = 0;
+ int y = 0;
+ Image *image;
+ uint8_t *pixels = NULL;
+ int repeat = 1;
+ const char *p = sixels;
+ int pal_no = 0;
+#if 0
+ for (; *p && *p != ';'; p++);
+ if (*p == ';') { p ++; }
+ printf ("%i:[%c]%i\n", __LINE__, *p, atoi (p) );
+ // should be 0
+ for (; *p && *p != ';'; p++);
+ if (*p == ';') { p ++; }
+ printf ("%i:[%c]%i\n", __LINE__, *p, atoi (p) );
+ // if 1 then transparency is enabled - otherwise use bg color
+ for (; *p && *p != 'q'; p++);
+#endif
+ //for (; *p && *p != '"'; p++);
+ while (*p && *p != 'q') { p++; }
+ if (*p == 'q') { p++; }
+ if (*p == '"') { p++; }
+ //printf ("%i:[%c]%i\n", __LINE__, *p, atoi (p));
+ for (; *p && *p != ';'; p++);
+ if (*p == ';') { p ++; }
+ //printf ("%i:[%c]%i\n", __LINE__, *p, atoi (p));
+ for (; *p && *p != ';'; p++);
+ if (*p == ';') { p ++; }
+ width = atoi (p);
+ for (; *p && *p != ';'; p++);
+ if (*p == ';') { p ++; }
+ height = atoi (p);
+ if (width * height > 2048 * 2048)
+ return;
+ if (width <= 0 || height <=0)
{
- case CTX_SOURCE_TEXTURE:
- switch (buffer->format->bpp)
- {
- case 1: return ctx_fragment_image_gray1_RGBA8;
- case 24:
- {
- if (gstate->image_smoothing)
- {
- float factor = ctx_matrix_get_scale (&gstate->transform);
- //fprintf (stderr, "{%.3f}", factor);
- if (factor < 0.5f)
- {
- if (rasterizer->swap_red_green)
- return ctx_fragment_image_rgb8_RGBA8_box_swap_red_green;
- return ctx_fragment_image_rgb8_RGBA8_box;
- }
- else if (factor > 0.99f && factor < 1.01f)
- {
- if (rasterizer->swap_red_green)
- return ctx_fragment_image_rgb8_RGBA8_nearest_swap_red_green;
- return ctx_fragment_image_rgb8_RGBA8_nearest;
- }
- else
- {
- if (rasterizer->swap_red_green)
- return ctx_fragment_image_rgb8_RGBA8_bi_swap_red_green;
- return ctx_fragment_image_rgb8_RGBA8_bi;
- }
- }
- else
+ width = 0;
+ height = 0;
+ // XXX : a copy paste dry-run
+ for (const char *t=p; *t; t++)
+ {
+ if (*t == '#')
+ {
+ t++;
+ while (*t && *t >= '0' && *t <= '9') { t++; }
+ if (*t == ';')
{
- if (rasterizer->swap_red_green)
- return ctx_fragment_image_rgb8_RGBA8_nearest_swap_red_green;
- return ctx_fragment_image_rgb8_RGBA8_nearest;
+ for (; *t && *t != ';'; t++);
+ if (*t == ';') { t ++; }
+ for (; *t && *t != ';'; t++);
+ if (*t == ';') { t ++; }
+ for (; *t && *t != ';'; t++);
+ if (*t == ';') { t ++; }
+ for (; *t && *t != ';'; t++);
+ if (*t == ';') { t ++; }
+ while (*t && *t >= '0' && *t <= '9') { t++; }
+ t--;
}
- }
- break;
- case 32:
- {
- if (gstate->image_smoothing)
+ else
{
- float factor = ctx_matrix_get_scale (&gstate->transform);
- //fprintf (stderr, "[%.3f]", factor);
- if (factor < 0.5f)
- {
- if (rasterizer->swap_red_green)
- return ctx_fragment_image_rgba8_RGBA8_box_swap_red_green;
- return ctx_fragment_image_rgba8_RGBA8_box;
- }
- else if (factor > 0.99f && factor < 1.01f)
- {
- if (rasterizer->swap_red_green)
- return ctx_fragment_image_rgba8_RGBA8_nearest_swap_red_green;
- return ctx_fragment_image_rgba8_RGBA8_nearest;
- }
- else
- {
- if (rasterizer->swap_red_green)
- return ctx_fragment_image_rgba8_RGBA8_bi_swap_red_green;
- return ctx_fragment_image_rgba8_RGBA8_bi;
- }
+ t--;
}
- else
+ }
+ else if (*t == '$') // carriage return
+ {
+ if (x > width) { width = x; }
+ x = 0;
+ }
+ else if (*t == '-') // line feed
+ {
+ y += 6;
+ x = 0;
+ }
+ else if (*t == '!') // repeat
+ {
+ t++;
+ repeat = atoi (t);
+ while (*t && *t >= '0' && *t <= '9') { t++; }
+ t--;
+ }
+ else if (*t >= '?' && *t <= '~') /* sixel data */
+ {
+ x += repeat;
+ repeat = 1;
+ }
+ }
+ height = y;
+ }
+ x = 0;
+ y = 0;
+ pixels = calloc (width * (height + 6), 4);
+ image = image_add (width, height, 0,
+ 32, width*height*4, pixels);
+ uint8_t *dst = pixels;
+ for (; *p; p++)
+ {
+ if (*p == '#')
+ {
+ p++;
+ pal_no = atoi (p);
+ if (pal_no < 0 || pal_no > 255) { pal_no = 255; }
+ while (*p && *p >= '0' && *p <= '9') { p++; }
+ if (*p == ';')
+ {
+ /* define a palette */
+ for (; *p && *p != ';'; p++);
+ if (*p == ';') { p ++; }
+ // color_model , 2 is rgb
+ for (; *p && *p != ';'; p++);
+ if (*p == ';') { p ++; }
+ colors[pal_no][0] = atoi (p) * 255 / 100;
+ for (; *p && *p != ';'; p++);
+ if (*p == ';') { p ++; }
+ colors[pal_no][1] = atoi (p) * 255 / 100;
+ for (; *p && *p != ';'; p++);
+ if (*p == ';') { p ++; }
+ colors[pal_no][2] = atoi (p) * 255 / 100;
+ while (*p && *p >= '0' && *p <= '9') { p++; }
+ p--;
+ }
+ else
+ {
+ p--;
+ }
+ }
+ else if (*p == '$') // carriage return
+ {
+ x = 0;
+ dst = &pixels[ (4 * width * y)];
+ }
+ else if (*p == '-') // line feed
+ {
+ y += 6;
+ x = 0;
+ dst = &pixels[ (4 * width * y)];
+ }
+ else if (*p == '!') // repeat
+ {
+ p++;
+ repeat = atoi (p);
+ while (*p && *p >= '0' && *p <= '9') { p++; }
+ p--;
+ }
+ else if (*p >= '?' && *p <= '~') /* sixel data */
+ {
+ int sixel = (*p) - '?';
+ if (x + repeat <= width && y < height)
+ {
+ for (int bit = 0; bit < 6; bit ++)
{
- if (rasterizer->swap_red_green)
- return ctx_fragment_image_rgba8_RGBA8_nearest_swap_red_green;
- return ctx_fragment_image_rgba8_RGBA8_nearest;
+ if (sixel & (1 << bit) )
+ {
+ for (int u = 0; u < repeat; u++)
+ {
+ for (int c = 0; c < 3; c++)
+ {
+ dst[ (bit * width * 4) + u * 4 + c] = colors[pal_no][c];
+ dst[ (bit * width * 4) + u * 4 + 3] = 255;
+ }
+ }
+ }
}
- }
- default: return ctx_fragment_image_RGBA8;
- }
- case CTX_SOURCE_COLOR: return ctx_fragment_color_RGBA8;
-#if CTX_GRADIENTS
- case CTX_SOURCE_LINEAR_GRADIENT: return ctx_fragment_linear_gradient_RGBA8;
- case CTX_SOURCE_RADIAL_GRADIENT: return ctx_fragment_radial_gradient_RGBA8;
-#endif
+ }
+ x += repeat;
+ dst += (repeat * 4);
+ repeat = 1;
+ }
+ }
+ if (image)
+ {
+ display_image (vt, image, vt->cursor_x, 0,0, 0.0, 0.0, 0,0,0,0);
+ int right = (image->width + (vt->cw-1) ) /vt->cw;
+ int down = (image->height + (vt->ch-1) ) /vt->ch;
+ for (int i = 0; i<down - 1; i++)
+ { vtcmd_index (vt, " "); }
+ for (int i = 0; i<right; i++)
+ { vtcmd_cursor_forward (vt, " "); }
+ vt_line_feed (vt);
+ vt_carriage_return (vt);
}
- return ctx_fragment_color_RGBA8;
+ vt->rev++;
}
-static void
-ctx_init_uv (CtxRasterizer *rasterizer,
- int x0, int count,
- float *u0, float *v0, float *ud, float *vd)
+static inline void vt_ctx_unrled (VT *vt, char byte)
{
- CtxGState *gstate = &rasterizer->state->gstate;
- *u0 = x0;
- *v0 = rasterizer->scanline / 15;//rasterizer->aa;
- float u1 = *u0 + count;
- float v1 = *v0;
-
- ctx_matrix_apply_transform (&gstate->source_fill.transform, u0, v0);
- ctx_matrix_apply_transform (&gstate->source_fill.transform, &u1, &v1);
-
- *ud = (u1-*u0) / (count);
- *vd = (v1-*v0) / (count);
+#if CTX_VT_USE_FRAMEDIFF
+ ctx_string_append_byte (vt->current_line->frame, byte);
+#endif
+ ctx_parser_feed_byte (vt->ctxp, byte);
}
-#if 1
-static void
-ctx_u8_source_over_normal_opaque_color (int components, CTX_COMPOSITE_ARGUMENTS)
+static void vt_state_ctx (VT *vt, int byte)
{
- while (count--)
+#if 0
+ //fprintf (stderr, "%c", byte);
+ if (CTX_UNLIKELY(byte == CTX_CODEC_CHAR))
{
- int cov = *coverage;
- if (cov)
- {
- if (cov == 255)
+ if (CTX_UNLIKELY(vt->in_prev_match))
{
- switch (components)
+ char *prev = vt->current_line->prev;
+ int prev_length = vt->current_line->prev_length;
+ int start = atoi (vt->reference);
+ int len = 0;
+ if (strchr (vt->reference, ' '))
+ len = atoi (strchr (vt->reference, ' ')+1);
+
+ //fprintf (stderr, "%i-%i:", start, len);
+
+ if (start < 0) start = 0;
+ if (start >= (prev_length))start = prev_length-1;
+ if (len + start > prev_length)
+ len = prev_length - start;
+
+ //fprintf (stderr, "%i-%i\n", start, len);
+
+ if (CTX_UNLIKELY (start == 0 && len == 0))
+ {
+ vt_ctx_unrled (vt, CTX_CODEC_CHAR);
+ }
+ else
+ {
+ if (prev)
+ for (int i = 0; i < len && start + i < prev_length; i++)
{
- case 4:
- *((uint32_t*)(dst)) = *((uint32_t*)(src));
- break;
- default:
- for (int c = 0; c < components; c++)
- dst[c] = src[c];
+ vt_ctx_unrled (vt, prev[start + i]);
}
+ }
+ vt->ref_len = 0;
+ vt->reference[0]=0;
+ vt->in_prev_match = 0;
}
else
{
- for (int c = 0; c < components; c++)
- dst[c] = dst[c]+((src[c]-dst[c]) * cov) / 255;
+ vt->reference[0]=0;
+ vt->ref_len = 0;
+ vt->in_prev_match = 1;
}
- }
- coverage ++;
- dst+=components;
}
-}
-#endif
-
-static void
-ctx_u8_copy_normal (int components, CTX_COMPOSITE_ARGUMENTS)
-{
- float u0 = 0; float v0 = 0;
- float ud = 0; float vd = 0;
- if (rasterizer->fragment)
- {
- ctx_init_uv (rasterizer, x0, count, &u0, &v0, &ud, &vd);
- }
-
- while (count--)
+ else
{
- int cov = *coverage;
- if (cov == 0)
- {
- for (int c = 0; c < components; c++)
- { dst[c] = 0; }
- }
- else
+ if (CTX_UNLIKELY(vt->in_prev_match))
{
- if (rasterizer->fragment)
+ if (vt->ref_len < 15)
{
- rasterizer->fragment (rasterizer, u0, v0, src, 1, ud, vd);
- u0+=ud;
- v0+=vd;
+ vt->reference[vt->ref_len++]=byte;
+ vt->reference[vt->ref_len]=0;
}
- if (cov == 255)
- {
- for (int c = 0; c < components; c++)
- dst[c] = src[c];
}
else
{
- uint8_t ralpha = 255 - cov;
- for (int c = 0; c < components; c++)
- { dst[c] = (src[c]*cov + 0 * ralpha) / 255; }
- }
+ vt_ctx_unrled (vt, byte);
}
- dst += components;
- coverage ++;
}
+#else
+ vt_ctx_unrled (vt, byte);
+#endif
}
-static void
-ctx_u8_clear_normal (int components, CTX_COMPOSITE_ARGUMENTS)
+static int vt_decoder_feed (VT *vt, int byte)
{
- while (count--)
+ int encoding = vt->encoding;
+ switch (encoding)
+ {
+ case 0: /* utf8 */
+ if (!vt->utf8_expected_bytes)
+ {
+ vt->utf8_expected_bytes = mrg_utf8_len (byte) - 1;
+ vt->utf8_pos = 0;
+ }
+ if (vt->utf8_expected_bytes)
+ {
+ vt->utf8_holding[vt->utf8_pos++] = byte;
+ vt->utf8_holding[vt->utf8_pos] = 0;
+ if (vt->utf8_pos == vt->utf8_expected_bytes + 1)
+ {
+ vt->utf8_expected_bytes = 0;
+ vt->utf8_pos = 0;
+ }
+ else
+ {
+ return 1;
+ }
+ }
+ else
+ {
+ vt->utf8_holding[0] = byte;
+ vt->utf8_holding[0] &= 127;
+ vt->utf8_holding[1] = 0;
+ if (vt->utf8_holding[0] == 0)
+ { vt->utf8_holding[0] = 32; }
+ }
+ break;
+ case 1:
+ if ( ! (byte>=0 && byte < 256) )
+ { byte = 255; }
+ strcpy ( (char *) &vt->utf8_holding[0], &charmap_cp437[byte][0]);
+ vt->utf8_expected_bytes = mrg_utf8_len (byte) - 1; // ?
+ break;
+ default:
+ vt->utf8_holding[0] = byte & 127;
+ vt->utf8_holding[1] = 0;
+ break;
+ }
+ return 0;
+}
+
+static void vt_state_swallow (VT *vt, int byte)
+{
+ vt->state = vt_state_neutral;
+}
+
+static int vt_decode_hex_digit (char digit)
+{
+ if (digit >= '0' && digit <='9')
+ return digit - '0';
+ if (digit >= 'a' && digit <='f')
+ return digit - 'a' + 10;
+ if (digit >= 'A' && digit <='F')
+ return digit - 'A' + 10;
+ return 0;
+}
+
+static int vt_decode_hex (const char *two_digits)
+{
+ return vt_decode_hex_digit (two_digits[0]) * 16 +
+ vt_decode_hex_digit (two_digits[1]);
+}
+
+static uint8_t palettes[][16][3]=
+{
+ {
+{0, 0, 0},
+{160, 41, 41},
+{74, 160, 139},
+{135, 132, 83},
+{36, 36, 237},
+{171, 74, 223},
+{59, 107, 177},
+{195, 195, 195},
+{111, 111, 111},
+{237, 172, 130},
+{153, 237, 186},
+{233, 216, 8},
+{130, 180, 237},
+{214, 111, 237},
+{29, 225, 237},
+{255, 255, 255},
+
+ },
+
{
+ {0, 0, 0},
+ {127, 0, 0},
+ {90, 209, 88},
+ {136, 109, 0},
+ {3, 9, 235},
+ {90, 4, 150},
+ {43, 111, 150},
+ {178, 178, 178},
+ {87, 87, 87},
+ {193, 122, 99},
+ {110, 254, 174},
+ {255, 200, 0},
+ {10, 126, 254},
+ {146, 155, 249},
+ {184, 208, 254},
+ {255, 255, 255},
+
+ },{
+ {0, 0, 0},
+ {147, 53, 38},
+ {30, 171, 82},
+ {188, 153, 0},
+ {32, 71, 193},
+ {236, 49, 188},
+ {42, 182, 253},
+ {149, 149, 149},
+ {73, 73, 73},
+ {210, 36, 0},
+ {96, 239, 97},
+ {247, 240, 2},
+ {93, 11, 249},
+ {222, 42, 255},
+ {11, 227, 255},
+ {233, 235, 235},
+ },
+
+
+ { {0, 0, 0},{97, 27, 0},{129, 180, 0},{127, 100, 0},{44, 15, 255},{135, 10, 167},{20, 133, 164},{174, 174,
174},{71, 71, 71},{167, 114, 90},{162, 214, 127},{255, 251, 83},{118, 77, 253},{192, 121, 255},{14, 217,
255},{255, 255, 255},
+ },{
+
+
#if 0
- int cov = *coverage;
- if (cov)
{
- if (cov == 255)
- {
-#endif
- //__attribute__ ((fallthrough));
- switch (components)
+ {0, 0, 0},
+ {144, 0, 0},
+ {9, 154, 9},
+ {255, 137, 113},
+ {3, 0, 255},
+ {56, 0, 132},
+ {0, 131, 131},
+ {204, 204, 204},
+ {127, 127, 127},
+ {255, 33, 0},
+ {113, 255, 88},
+ {255, 236, 8},
+ {1, 122, 255},
+ {235, 0, 222},
+ {0, 217, 255},
+ {255, 255, 255},
+ },{
+#endif
+
+
+ {0, 0, 0},
+ {139, 0, 0},
+ {9, 154, 9},
+ {255, 137, 113},
+ {3, 0, 255},
+ {56, 0, 132},
+ {0, 111, 111},
+ {204, 204, 204},
+ {127, 127, 127},
+ {255, 33, 0},
+ {118, 255, 92},
+ {255, 230, 15},
+ {1, 122, 255},
+ {232, 0, 220},
+ {1, 217, 255},
+ {255, 255, 255},
+ },
+ {
+
+ {0, 0, 0},
+ {191, 0, 0},
+ {3, 187, 0},
+ {254, 212, 0},
+ {0, 0, 255},
+ {80, 0, 128},
+ {0, 156, 255},
+ {166, 166, 166},
+ {84, 84, 84},
+ {255, 62, 0},
+ {85, 255, 143},
+ {255, 255, 0},
+ {67, 80, 255},
+ {243, 70, 255},
+ {30, 255, 222},
+ {255, 255, 255},
+ },
+ {
+ /* */
+ { 32, 32, 32}, // 0 - background (black)
+ {165, 15, 21}, // 1 red
+ { 95,130, 10}, // 2 green
+ {205,145, 60}, // 3 yellow
+ { 49,130,189}, // 4 blue
+ {120, 40,160}, // 5 magenta
+ {120,230,230}, // 6 cyan
+ {196,196,196},// 7 light-gray
+ { 85, 85, 85},// 8 dark gray
+
+ {251,106, 74},// 9 light red
+ {130,215,140},// 10 light green
+ {255,255, 0},// 11 light yellow
+ {107,174,214},// 12 light blue
+ {215,130,160},// 13 light magenta
+ {225,255,245},// 14 light cyan
+ {255,255,255},// 15 - foreground (white)
+ },{
+ /* */
+ { 32, 32, 32}, // 0 - background (black)
+ {160, 0, 0}, // 1 red
+ { 9,233, 0}, // 2 green
+ {220,110, 44}, // 3 yellow
+ { 0, 0,200}, // 4 blue
+ { 90, 0,130}, // 5 magenta
+ { 0,156,180}, // 6 cyan
+ {196,196,196}, // 7 light-gray
+ { 85, 85, 85}, // 8 dark gray
+
+ {240, 60, 40}, // 9 light red
+ {170,240, 80}, // 10 light green
+ {248,248, 0}, // 11 light yellow
+ { 0, 40,255}, // 12 light blue
+ {204, 62,214}, // 13 light magenta
+ { 10,234,254}, // 14 light cyan
+ {255,255,255}, // 15 - foreground (white)
+ },
+ /* inspired by DEC */
+ { { 0, 0, 0}, // 0 - background black
+ {150, 10, 10}, // 1 red
+ { 21,133, 0}, // 2 green
+
+ {103,103, 24}, // 3 yellow
+ { 44, 44,153}, // 4 blue
+ {123, 94,183}, // 5 magenta
+
+ { 20,183,193}, // 6 cyan
+
+ {177,177,177},// 7 light-gray
+ {100,100,100},// 8 dark gray
+
+ {244, 39, 39},// 9 light red
+ { 61,224, 81},// 10 light green
+ {255,255, 0},// 11 light yellow
+ { 61, 61,244},// 12 light blue
+ {240, 11,240},// 13 light magenta
+ { 61,234,234},// 14 light cyan
+
+ {255,255,255},// 15 - foreground white
+ },
+};
+
+static void vt_state_osc (VT *vt, int byte)
+{
+ // https://ttssh2.osdn.jp/manual/4/en/about/ctrlseq.html
+ // and in "\033\" rather than just "\033", this would cause
+ // a stray char
+ //if (byte == '\a' || byte == 27 || byte == 0 || byte < 32)
+ if ( (byte < 32) && ( (byte < 8) || (byte > 13) ) )
+ {
+ int n = parse_int (vt->argument_buf, 0);
+ switch (n)
{
- case 1: dst[0] = 0; break;
- case 3: dst[2] = 0;
- /* FALLTHROUGH */
- case 2: *((uint16_t*)(dst)) = 0; break;
- case 5: dst[4] = 0;
- /* FALLTHROUGH */
- case 4: *((uint32_t*)(dst)) = 0; break;
+ case 0:
+ case 1:
+ case 2:
+#if 0
+ {"]0;New_title\e\", 0, , }, /* id: set window title */ "
+#endif
+ vt_set_title (vt, vt->argument_buf + 3);
+ break;
+ case 4: // set palette entry
+ {
+ int color_no = parse_int (vt->argument_buf + 2, 0);
+ char *rest = vt->argument_buf + 3;
+ rest = strchr (rest, ';');
+
+ if (rest++)
+ if (strlen(rest)>10 &&
+ rest[0] == 'r' &&
+ rest[1] == 'g' &&
+ rest[2] == 'b' &&
+ rest[3] == ':' &&
+ rest[6] == '/' &&
+ rest[9] == '/')
+ {
+ int red = vt_decode_hex (&rest[4]);
+ int green = vt_decode_hex (&rest[7]);
+ int blue = vt_decode_hex (&rest[10]);
+ // fprintf (stderr, "set color:%i %i %i %i\n", color_no, red, green, blue);
+ if (color_no >= 0 && color_no <= 15)
+ {
+ palettes[0][color_no][0]=red;
+ palettes[0][color_no][1]=green;
+ palettes[0][color_no][2]=blue;
+ }
+ }
+ }
+ break;
+ case 12: // text cursor color
+ break;
+ case 17: // highlight color
+ break;
+ case 19: // ??
+ break;
+
+ case 10: // text fg
+#if 0
+#if 0
+ {"]11;", 0, , }, /* id: set foreground color */
+#endif
+ {
+ /* request current foreground color, xterm does this to
+ determine if it can use 256 colors, when this test fails,
+ it still mixes in color 130 together with stock colors
+ */
+ char buf[128];
+ sprintf (buf, "\033]10;rgb:%2x/%2x/%2x\033\\",
+ vt->fg_color[0], vt->fg_color[1], vt->fg_color[2]);
+ vt_write (vt, buf, strlen (buf) );
+ }
+#endif
+ break;
+ case 11: // text bg
+#if 0
+ {"]11;", 0, , }, /* id: get background color */
+ {
+ /* get background color */
+ char buf[128];
+ sprintf (buf, "\033]11;rgb:%2x/%2x/%2x\033\\",
+ vt->bg_color[0], vt->bg_color[1], vt->bg_color[2]);
+ vt_write (vt, buf, strlen (buf) );
+ }
+#endif
+ break;
+#if 0
+ {"]1337;key=value:base64data\b\", 0, vtcmd_erase_in_line, VT100}, /* args:keyvalue id: iterm2 graphics
*/ "
+#endif
+ case 1337:
+ if (!strncmp (&vt->argument_buf[6], "File=", 5) )
+ {
+ {
+ /* iTerm2 image protocol */
+ int width = 0;
+ int height = 0;
+ int file_size = 0;
+ int show_inline = 0;
+ int preserve_aspect = 1;
+ char *name = NULL;
+ char *p = &vt->argument_buf[11];
+ char key[128]="";
+ char value[128]="";
+ int in_key=1;
+ if (preserve_aspect) {}; /* XXX : NYI */
+ for (; *p && *p!=':'; p++)
+ {
+ if (in_key)
+ {
+ if (*p == '=')
+ { in_key = 0; }
+ else
+ {
+ if (strlen (key) < 124)
+ {
+ key[strlen (key)+1] = 0;
+ key[strlen (key)] = *p;
+ }
+ }
+ }
+ else
+ {
+ if (*p == ';')
+ {
+ if (!strcmp (key, "name") )
+ {
+ name = strdup (value);
+ }
+ else if (!strcmp (key, "width") )
+ {
+ width = atoi (value);
+ if (strchr (value, 'x') )
+ { /* pixels */ }
+ else if (strchr (value, '%') )
+ {
+ /* percent */
+ width = width / 100.0 * (vt->cw * vt->cols);
+ }
+ else
+ { /* chars */ width = width * vt->cw; }
+ }
+ else if (!strcmp (key, "height") )
+ {
+ height = atoi (value);
+ if (strchr (value, 'x') )
+ { /* pixels */ }
+ else if (strchr (value, '%') )
+ {
+ /* percent */
+ height = height / 100.0 * (vt->ch * vt->rows);
+ }
+ else
+ { /* chars */ height = height * vt->ch; }
+ }
+ else if (!strcmp (key, "preserveAspectRatio") )
+ {
+ preserve_aspect = atoi (value);
+ }
+ else if (!strcmp (key, "inline") )
+ {
+ show_inline = atoi (value);
+ }
+ key[0]=0;
+ value[0]=0;
+ in_key = 1;
+ }
+ else
+ {
+ if (strlen (value) < 124)
+ {
+ value[strlen (value)+1] = 0;
+ value[strlen (value)] = *p;
+ }
+ }
+ }
+ }
+ if (key[0])
+ {
+ // code-dup
+ if (!strcmp (key, "name") )
+ {
+ name = strdup (value);
+ }
+ else if (!strcmp (key, "width") )
+ {
+ width = atoi (value);
+ if (strchr (value, 'x') )
+ { /* pixels */ }
+ else if (strchr (value, '%') )
+ {
+ /* percent */
+ width = width / 100.0 * (vt->cw * vt->cols);
+ }
+ else
+ { /* chars */ width = width * vt->cw; }
+ }
+ else if (!strcmp (key, "height") )
+ {
+ height = atoi (value);
+ if (strchr (value, 'x') )
+ { /* pixels */ }
+ else if (strchr (value, '%') )
+ {
+ /* percent */
+ height = height / 100.0 * (vt->ch * vt->rows);
+ }
+ else
+ { /* chars */ height = height * vt->ch; }
+ }
+ else if (!strcmp (key, "preserveAspectRatio") )
+ {
+ preserve_aspect = atoi (value);
+ }
+ else if (!strcmp (key, "inline") )
+ {
+ show_inline = atoi (value);
+ }
+ }
+ if (*p == ':')
+ {
+ p++;
+ }
+ if (0)
+ fprintf (stderr, "%s %i %i %i %i{%s\n", name?name:"",
+ width, height, file_size, show_inline,
+ p);
+ Image *image = NULL;
+ {
+ int bin_length = vt->argument_buf_len;
+ uint8_t *data2 = malloc (bin_length);
+ bin_length = ctx_base642bin ( (char *) p,
+ &bin_length,
+ data2);
+ int channels = 4;
+ int buf_width = 0;
+ int buf_height = 0;
+ uint8_t *new_data = stbi_load_from_memory (data2, bin_length, &buf_width, &buf_height,
&channels, 4);
+ free (data2);
+ if (new_data)
+ {
+ image = image_add (buf_width, buf_height, 0,
+ 32, buf_width*buf_height*4, new_data);
+ }
+ else
+ {
+ fprintf (stderr, "image decoding problem %s\n", stbi_failure_reason());
+ fprintf (stderr, "len: %i\n", bin_length);
+ }
+ }
+ if (image)
+ {
+ display_image (vt, image, vt->cursor_x, 0,0, 0.0, 0.0, 0,0,0,0);
+ int right = (image->width + (vt->cw-1) ) /vt->cw;
+ int down = (image->height + (vt->ch-1) ) /vt->ch;
+ for (int i = 0; i<down - 1; i++)
+ { vtcmd_index (vt, " "); }
+ for (int i = 0; i<right; i++)
+ { vtcmd_cursor_forward (vt, " "); }
+ }
+ }
+ }
+ break;
+ case 104:
+ break;
+ case 8:
+ fprintf (stderr, "unhandled OSC 8, hyperlink\n");
+ break;
default:
- for (int c = 0; c < components; c ++)
- dst[c] = 0;
+ fprintf (stderr, "unhandled OSC %i\n", n);
break;
}
-#if 0
- }
+ if (byte == 27)
+ {
+ vt->state = vt_state_swallow;
+ }
else
- {
- uint8_t ralpha = 255 - cov;
- for (int c = 0; c < components; c++)
- { dst[c] = (dst[c] * ralpha) / 255; }
- }
+ {
+ vt->state = vt_state_neutral;
+ }
+ }
+ else
+ {
+ vt_argument_buf_add (vt, byte);
}
- coverage ++;
-#endif
- dst += components;
- }
}
-typedef enum {
- CTX_PORTER_DUFF_0,
- CTX_PORTER_DUFF_1,
- CTX_PORTER_DUFF_ALPHA,
- CTX_PORTER_DUFF_1_MINUS_ALPHA,
-} CtxPorterDuffFactor;
-
-#define \
-ctx_porter_duff_factors(mode, foo, bar)\
-{\
- switch (mode)\
- {\
- case CTX_COMPOSITE_SOURCE_ATOP:\
- f_s = CTX_PORTER_DUFF_ALPHA;\
- f_d = CTX_PORTER_DUFF_1_MINUS_ALPHA;\
- break;\
- case CTX_COMPOSITE_DESTINATION_ATOP:\
- f_s = CTX_PORTER_DUFF_1_MINUS_ALPHA;\
- f_d = CTX_PORTER_DUFF_ALPHA;\
- break;\
- case CTX_COMPOSITE_DESTINATION_IN:\
- f_s = CTX_PORTER_DUFF_0;\
- f_d = CTX_PORTER_DUFF_ALPHA;\
- break;\
- case CTX_COMPOSITE_DESTINATION:\
- f_s = CTX_PORTER_DUFF_0;\
- f_d = CTX_PORTER_DUFF_1;\
- break;\
- case CTX_COMPOSITE_SOURCE_OVER:\
- f_s = CTX_PORTER_DUFF_1;\
- f_d = CTX_PORTER_DUFF_1_MINUS_ALPHA;\
- break;\
- case CTX_COMPOSITE_DESTINATION_OVER:\
- f_s = CTX_PORTER_DUFF_1_MINUS_ALPHA;\
- f_d = CTX_PORTER_DUFF_1;\
- break;\
- case CTX_COMPOSITE_XOR:\
- f_s = CTX_PORTER_DUFF_1_MINUS_ALPHA;\
- f_d = CTX_PORTER_DUFF_1_MINUS_ALPHA;\
- break;\
- case CTX_COMPOSITE_DESTINATION_OUT:\
- f_s = CTX_PORTER_DUFF_0;\
- f_d = CTX_PORTER_DUFF_1_MINUS_ALPHA;\
- break;\
- case CTX_COMPOSITE_SOURCE_OUT:\
- f_s = CTX_PORTER_DUFF_1_MINUS_ALPHA;\
- f_d = CTX_PORTER_DUFF_0;\
- break;\
- case CTX_COMPOSITE_SOURCE_IN:\
- f_s = CTX_PORTER_DUFF_ALPHA;\
- f_d = CTX_PORTER_DUFF_0;\
- break;\
- case CTX_COMPOSITE_COPY:\
- f_s = CTX_PORTER_DUFF_1;\
- f_d = CTX_PORTER_DUFF_0;\
- break;\
- default:\
- case CTX_COMPOSITE_CLEAR:\
- f_s = CTX_PORTER_DUFF_0;\
- f_d = CTX_PORTER_DUFF_0;\
- break;\
- }\
-}
-#if 1
-static void
-ctx_u8_source_over_normal_color (int components,
- CtxRasterizer *rasterizer,
- uint8_t * __restrict__ dst,
- uint8_t * __restrict__ src,
- int x0,
- uint8_t * __restrict__ coverage,
- int count)
+static void vt_state_sixel (VT *vt, int byte)
{
- uint8_t tsrc[5];
- *((uint32_t*)tsrc) = *((uint32_t*)src);
- ctx_u8_associate_alpha (components, tsrc);
-
- while (count--)
+ // https://ttssh2.osdn.jp/manual/4/en/about/ctrlseq.html
+ // and in "\033\" rather than just "\033", this would cause
+ // a stray char
+ if ( (byte < 32) && ( (byte < 8) || (byte > 13) ) )
{
- int cov = *coverage;
- if (cov)
- {
- if (cov == 255)
+ vt_sixels (vt, vt->argument_buf);
+ if (byte == 27)
{
- for (int c = 0; c < components; c++)
- dst[c] = (tsrc[c]) + (dst[c] * (255-(tsrc[components-1])))/(255);
+ vt->state = vt_state_swallow;
}
- else
+ else
{
- for (int c = 0; c < components; c++)
- dst[c] = (tsrc[c] * cov)/255 + (dst[c] * ((255*255)-(tsrc[components-1] * cov)))/(255*255);
- }
- }
- coverage ++;
- dst+=components;
+ vt->state = vt_state_neutral;
+ }
+ }
+ else
+ {
+ vt_argument_buf_add (vt, byte);
+ //fprintf (stderr, "\r%i ", vt->argument_buf_len);
}
}
-#endif
-
-#if CTX_AVX2
-#if !__COSMOPOLITAN__
-#include <stdalign.h>
-#endif
-#endif
+//void add_tab (Ctx *ctx, const char *commandline, int can_launch);
+//void vt_screenshot (const char *output_path);
-static void
-CTX_COMPOSITE_SUFFIX(ctx_RGBA8_source_over_normal_buf) (CTX_COMPOSITE_ARGUMENTS, uint8_t *tsrc)
+static void vt_state_apc_generic (VT *vt, int byte)
{
- int x = 0;
-
-#if CTX_AVX2
- if (((size_t)(dst) & 31))
-#endif
+ if ( (byte < 32) && ( (byte < 8) || (byte > 13) ) )
{
- for (; (x < count)
-#if CTX_AVX2
- && ((size_t)(dst)&31)
-#endif
- ;
- x++)
- {
- int cov = coverage[0];
- if (cov)
+ if (vt->argument_buf[1] == 'G') /* graphics - from kitty */
+ {
+ vt_gfx (vt, vt->argument_buf);
+ }
+ else if (vt->argument_buf[1] == 'C') /* launch command */
{
- uint32_t *sip = ((uint32_t*)(tsrc));
- uint32_t si = *sip;
- uint64_t si_ga = si & CTX_RGBA8_GA_MASK;
- uint32_t si_rb = si & CTX_RGBA8_RB_MASK;
- uint32_t *dip = ((uint32_t*)(dst));
- int si_a = si >> CTX_RGBA8_A_SHIFT;
- uint32_t di = *dip;
- uint64_t di_ga = di & CTX_RGBA8_GA_MASK;
- uint32_t di_rb = di & CTX_RGBA8_RB_MASK;
- int ir_cov_si_a = 255-((cov*si_a)/255);
- *((uint32_t*)(dst)) =
- (((si_rb * cov + di_rb * ir_cov_si_a) >> 8) & CTX_RGBA8_RB_MASK) |
- (((si_ga * cov + di_ga * ir_cov_si_a) >> 8) & CTX_RGBA8_GA_MASK);
- }
- dst += 4;
- tsrc += 4;
- coverage ++;
- }
- }
+ if (vt->can_launch)
+ {
+ int can_launch = 0;
+ int no_title = 0;
+ int no_move = 0;
+ int no_resize = 0;
+ int layer = 0;
+ // escape subsequent arguments so that we dont have to pass a string?
+ float x = -1.0;
+ float y = -1.0;
+ int z = 0;
+ float width = -1.0;
+ float height = -1.0;
+
+ for (int i=2; vt->argument_buf[i]; i++)
+ {
+ if (!strncmp (&vt->argument_buf[i], "can_launch=1", strlen ("can_launch=1")))
+ can_launch = 1;
+ if (!strncmp (&vt->argument_buf[i], "no_title=1", strlen("no_title=1")))
+ no_title = 1;
+ if (!strncmp (&vt->argument_buf[i], "no_move=1", strlen("no_move=1")))
+ no_move = 1;
+ else if (!strncmp (&vt->argument_buf[i], "z=", 2))
+ z=atoi(&vt->argument_buf[i]+strlen("z="));
+ else if (!strncmp (&vt->argument_buf[i], "x=", 2))
+ x=atof(&vt->argument_buf[i]+strlen("x="));
+ else if (!strncmp (&vt->argument_buf[i], "y=", 2))
+ y=atof(&vt->argument_buf[i]+strlen("y="));
+ else if (!strncmp (&vt->argument_buf[i], "width=", 6))
+ width=atof(&vt->argument_buf[i]+strlen("width="));
+ else if (!strncmp (&vt->argument_buf[i], "height=", 7))
+ height=atof(&vt->argument_buf[i]+strlen("height="));
+ }
-#if CTX_AVX2
- __m256i a_mask = _mm256_set1_epi32 (0xFF000000);
- __m256i lo_mask = _mm256_set1_epi32 (0x00FF00FF);
- __m256i hi_mask = _mm256_set1_epi32 (0xFF00FF00);
- __m256i x00ff = _mm256_set1_epi16(255);
- __m256i x0101 = _mm256_set1_epi16(0x0101);
- __m256i x0080 = _mm256_set1_epi16(0x0080);
+ if (width + no_resize + layer + height + x + y + no_title + no_move + z + can_launch) {};
- int trailer = (count - x) % 8 + 1;
+ char *sep = strchr(vt->argument_buf, ';');
+ if (sep)
+ {
+ //fprintf (stderr, "[%s]", sep + 1);
+ if (!strncmp (sep + 1, "fbsave", 6))
+ {
+ // vt_screenshot (sep + 8);
+ }
+ else
+ {
+ // add_tab (ctx, sep + 1, can_launch);
+ }
+ }
+ }
- for (; x <= count-trailer; x+=8)
+ }
+ vt->state = ( (byte == 27) ? vt_state_swallow : vt_state_neutral);
+ }
+ else
{
- if (((uint64_t*)(coverage))[0])
- {
- __m256i xcov;
- __m256i x1_minus_cov_mul_a;
- __m256i xsrc = _mm256_load_si256((__m256i*)(tsrc));
-
- __m256i xsrc_a = _mm256_and_si256(xsrc, a_mask);
- xsrc_a = _mm256_srli_epi32 (xsrc_a, 24);
- xsrc_a |= xsrc_a << 16;
- xcov = _mm256_set_epi32(coverage[7],
- coverage[6],
- coverage[5],
- coverage[4],
- coverage[3],
- coverage[2],
- coverage[1],
- coverage[0]
- );
- xcov |= xcov << 16;
- __m256i xcov_mul_a =
- _mm256_mulhi_epu16(_mm256_adds_epu16(_mm256_mullo_epi16(xcov, xsrc_a), x0080), x0101);
- x1_minus_cov_mul_a = _mm256_sub_epi16(x00ff, xcov_mul_a);
-
- __m256i xdst = _mm256_load_si256((__m256i*)(dst));
- __m256i dst_lo = _mm256_and_si256 (xdst, lo_mask);
- __m256i dst_hi = _mm256_srli_epi16 (_mm256_and_si256 (xdst, hi_mask), 8);
- __m256i src_lo = _mm256_and_si256 (xsrc, lo_mask);
- __m256i src_hi = _mm256_srli_epi16 (_mm256_and_si256 (xsrc, hi_mask), 8);
-
- dst_hi = _mm256_mulhi_epu16(_mm256_adds_epu16(_mm256_mullo_epi16(dst_hi, x1_minus_cov_mul_a),
x0080), x0101);
- dst_lo = _mm256_mulhi_epu16(_mm256_adds_epu16(_mm256_mullo_epi16(dst_lo, x1_minus_cov_mul_a),
x0080), x0101);
-
- src_lo = _mm256_mulhi_epu16(_mm256_adds_epu16(_mm256_mullo_epi16(src_lo, xcov), x0080), x0101);
- src_hi = _mm256_mulhi_epu16(_mm256_adds_epu16(_mm256_mullo_epi16(src_hi, xcov), x0080), x0101);
-
- dst_hi = _mm256_adds_epu16(dst_hi, src_hi);
- dst_lo = _mm256_adds_epu16(dst_lo, src_lo);
-
- _mm256_store_si256((__m256i*)dst, _mm256_slli_epi16 (dst_hi,8)|dst_lo);
- }
+ vt_argument_buf_add (vt, byte);
+ }
+}
- dst += 4 * 8;
- tsrc += 4 * 8;
- coverage += 8;
+#if 0
+ {"_G..\e\", 0, vtcmd_delete_n_chars, VT102}, /* ref:none id: <a
href='https://sw.kovidgoyal.net/kitty/graphics-protocol.html'>kitty graphics</a> */ "
+ {"_A..\e\", 0, vtcmd_delete_n_chars, VT102}, /* id: <a
href='https://github.com/hodefoting/atty/'>atty</a> audio input/output */ "
+ {"_C..\e\", 0, vtcmd_delete_n_chars, VT102}, /* id: run command */ "
+#endif
+static void vt_state_apc (VT *vt, int byte)
+{
+ if (byte == 'A')
+ {
+ vt_argument_buf_add (vt, byte);
+ vt->state = vt_state_apc_audio;
}
- for (; x < count; x++)
+ else if ( (byte < 32) && ( (byte < 8) || (byte > 13) ) )
{
- int cov = coverage[0];
- if (cov)
- {
- uint32_t *sip = ((uint32_t*)(tsrc));
- uint32_t si = *sip;
- uint32_t *dip = ((uint32_t*)(dst));
- uint32_t di = *dip;
-
- uint64_t si_ga = si & CTX_RGBA8_GA_MASK;
- uint32_t si_rb = si & CTX_RGBA8_RB_MASK;
- int si_a = si >> CTX_RGBA8_A_SHIFT;
-
- uint64_t di_ga = di & CTX_RGBA8_GA_MASK;
- uint32_t di_rb = di & CTX_RGBA8_RB_MASK;
- int ir_cov_si_a = 255-((cov*si_a)/255);
- *((uint32_t*)(dst)) =
- (((si_rb * cov + di_rb * ir_cov_si_a) >> 8) & CTX_RGBA8_RB_MASK) |
- (((si_ga * cov + di_ga * ir_cov_si_a) >> 8) & CTX_RGBA8_GA_MASK);
- }
- dst += 4;
- tsrc += 4;
- coverage ++;
+ vt->state = ( (byte == 27) ? vt_state_swallow : vt_state_neutral);
+ }
+ else
+ {
+ vt_argument_buf_add (vt, byte);
+ vt->state = vt_state_apc_generic;
}
-#endif
}
-static void
-CTX_COMPOSITE_SUFFIX(ctx_RGBA8_source_over_normal_fragment) (CTX_COMPOSITE_ARGUMENTS)
+static void vt_state_esc_foo (VT *vt, int byte)
{
- float u0 = 0; float v0 = 0;
- float ud = 0; float vd = 0;
- ctx_init_uv (rasterizer, x0, count, &u0, &v0, &ud, &vd);
-#if CTX_DITHER
- int dither_red_blue = rasterizer->format->dither_red_blue;
- int dither_green = rasterizer->format->dither_green;
-#endif
- CtxFragment fragment = rasterizer->fragment;
- int fudge = ((size_t)(dst) & 31);
-#if CTX_AVX2
- alignas(32)
-#endif
- uint8_t _tsrc[4 * (count + fudge)];
- uint8_t *tsrc = &_tsrc[fudge];
- fragment (rasterizer, u0, v0, tsrc, count, ud, vd);
-#if CTX_DITHER
- ctx_init_uv (rasterizer, x0, count, &u0, &v0, &ud, &vd);
-#endif
- for (int x = 0; x < count ; x++)
- {
- ctx_RGBA8_associate_alpha (tsrc);
-#if CTX_DITHER
- ctx_dither_rgba_u8 (tsrc, u0, v0, dither_red_blue, dither_green);
-#endif
- tsrc += 4;
-#if CTX_DITHER
- u0 += ud;
- v0 += vd;
-#endif
- }
- tsrc = &_tsrc[fudge];
-
- CTX_COMPOSITE_SUFFIX(ctx_RGBA8_source_over_normal_buf) (rasterizer,
- dst, src, x0, coverage, count, tsrc);
-
+ vt_argument_buf_add (vt, byte);
+ vt->state = vt_state_neutral;
+ handle_sequence (vt, vt->argument_buf);
}
-
-#if CTX_GRADIENTS
-#if CTX_INLINED_GRADIENTS
-static void
-CTX_COMPOSITE_SUFFIX(ctx_RGBA8_source_over_normal_linear_gradient) (CTX_COMPOSITE_ARGUMENTS)
+static void vt_state_esc_sequence (VT *vt, int byte)
{
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- float u0 = 0; float v0 = 0;
- float ud = 0; float vd = 0;
- ctx_init_uv (rasterizer, x0, count, &u0, &v0, &ud, &vd);
- float linear_gradient_dx = g->linear_gradient.dx;
- float linear_gradient_dy = g->linear_gradient.dy;
- float linear_gradient_rdelta = g->linear_gradient.rdelta;
- float linear_gradient_start = g->linear_gradient.start;
- float linear_gradient_length = g->linear_gradient.length;
-#if CTX_DITHER
- int dither_red_blue = rasterizer->format->dither_red_blue;
- int dither_green = rasterizer->format->dither_green;
-#endif
- int fudge = ((size_t)(dst) & 31);
-#if CTX_AVX2
- alignas(32)
-#endif
- uint8_t _tsrc[4 * (count + fudge)];
- uint8_t *tsrc = &_tsrc[fudge];
- for (int x = 0; x < count ; x++)
- {
- float vv = ( ( (linear_gradient_dx * u0 + linear_gradient_dy * v0) / linear_gradient_length) -
- linear_gradient_start) * (linear_gradient_rdelta);
- uint32_t *tsrci = (uint32_t*)tsrc;
-#if CTX_GRADIENT_CACHE
- uint32_t *cachei = ((uint32_t*)(&ctx_gradient_cache_u8_a[ctx_grad_index(vv)][0]));
- *tsrci = *cachei;
-#else
- ctx_fragment_gradient_1d_RGBA8 (rasterizer, vv, 1.0, tsrc);
- ctx_RGBA8_associate_alpha (tsrc);
-#endif
-#if CTX_DITHER
- ctx_dither_rgba_u8 (tsrc, u0, v0, dither_red_blue, dither_green);
-#endif
-
- tsrc += 4;
- u0 += ud;
- v0 += vd;
- }
- tsrc = &_tsrc[fudge];
- CTX_COMPOSITE_SUFFIX(ctx_RGBA8_source_over_normal_buf) (rasterizer,
- dst, src, x0, coverage, count, tsrc);
+ if (_vt_handle_control (vt, byte) == 0)
+ {
+ if (byte == 27)
+ {
+ }
+ else if (byte >= '@' && byte <= '~')
+ {
+ vt_argument_buf_add (vt, byte);
+ vt->state = vt_state_neutral;
+ handle_sequence (vt, vt->argument_buf);
+ }
+ else
+ {
+ vt_argument_buf_add (vt, byte);
+ }
+ }
}
-static void
-CTX_COMPOSITE_SUFFIX(ctx_RGBA8_source_over_normal_radial_gradient) (CTX_COMPOSITE_ARGUMENTS)
+static void vt_state_esc (VT *vt, int byte)
{
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- float u0 = 0; float v0 = 0;
- float ud = 0; float vd = 0;
- ctx_init_uv (rasterizer, x0, count, &u0, &v0, &ud, &vd);
- float radial_gradient_x0 = g->radial_gradient.x0;
- float radial_gradient_y0 = g->radial_gradient.y0;
- float radial_gradient_r0 = g->radial_gradient.r0;
- float radial_gradient_rdelta = g->radial_gradient.rdelta;
-#if CTX_DITHER
- int dither_red_blue = rasterizer->format->dither_red_blue;
- int dither_green = rasterizer->format->dither_green;
-#endif
- int fudge = ((size_t)(dst) & 31);
-#if CTX_AVX2
- alignas(32)
-#endif
- uint8_t _tsrc[4 * (count + fudge)];
- uint8_t *tsrc = &_tsrc[fudge];
- for (int x = 0; x < count ; x++)
- {
- float vv = ctx_hypotf (radial_gradient_x0 - u0, radial_gradient_y0 - v0);
- vv = (vv - radial_gradient_r0) * (radial_gradient_rdelta);
-#if CTX_GRADIENT_CACHE
- uint32_t *tsrcp = (uint32_t*)tsrc;
- uint32_t *cp = ((uint32_t*)(&ctx_gradient_cache_u8_a[ctx_grad_index(vv)][0]));
- *tsrcp = *cp;
-#else
- ctx_fragment_gradient_1d_RGBA8 (rasterizer, vv, 1.0, tsrc);
- ctx_RGBA8_associate_alpha (tsrc);
-#endif
+ if (_vt_handle_control (vt, byte) == 0)
+ switch (byte)
+ {
+ case 27: /* ESCape */
+ break;
+ case ')':
+ case '#':
+ case '(':
+ {
+ char tmp[]= {byte, '\0'};
+ vt_argument_buf_reset (vt, tmp);
+ vt->state = vt_state_esc_foo;
+ }
+ break;
+ case '[':
+ case '%':
+ case '+':
+ case '*':
+ {
+ char tmp[]= {byte, '\0'};
+ vt_argument_buf_reset (vt, tmp);
+ vt->state = vt_state_esc_sequence;
+ }
+ break;
-#if CTX_DITHER
- ctx_dither_rgba_u8 (tsrc, u0, v0, dither_red_blue, dither_green);
+#if 0
+ {"Psixel_data\e\", 0, , }, /* id: sixels */ "
#endif
- tsrc += 4;
- u0 += ud;
- v0 += vd;
- }
-
- CTX_COMPOSITE_SUFFIX(ctx_RGBA8_source_over_normal_buf) (rasterizer,
- dst, src, x0, coverage, count, &_tsrc[fudge]);
+ case 'P':
+ {
+ char tmp[]= {byte, '\0'};
+ vt_argument_buf_reset (vt, tmp);
+ vt->state = vt_state_sixel;
+ }
+ break;
+ case ']':
+ {
+ char tmp[]= {byte, '\0'};
+ vt_argument_buf_reset (vt, tmp);
+ vt->state = vt_state_osc;
+ }
+ break;
+ case '^': // privacy message
+ case '_': // APC
+ case 'X': // SOS
+ {
+ char tmp[]= {byte, '\0'};
+ vt_argument_buf_reset (vt, tmp);
+ vt->state = vt_state_apc;
+ }
+ break;
+ default:
+ {
+ char tmp[]= {byte, '\0'};
+ tmp[0]=byte;
+ vt->state = vt_state_neutral;
+ handle_sequence (vt, tmp);
+ }
+ break;
+ }
}
-
-#endif
-#endif
-
-static void
-CTX_COMPOSITE_SUFFIX(ctx_RGBA8_source_over_normal_color) (CTX_COMPOSITE_ARGUMENTS)
+static void vt_state_neutral (VT *vt, int byte)
{
-#if 0
- ctx_u8_source_over_normal_color (4, rasterizer, dst, src, clip, x0, coverage, count);
- return;
-#endif
+ if (CTX_UNLIKELY(_vt_handle_control (vt, byte) != 0))
+ return;
+ if (CTX_LIKELY(byte != 27))
{
- uint8_t tsrc[4];
- memcpy (tsrc, src, 4);
- ctx_RGBA8_associate_alpha (tsrc);
- uint8_t a = src[3];
- int x = 0;
-
-#if CTX_AVX2
- if ((size_t)(dst) & 31)
-#endif
- {
- uint32_t *sip = ((uint32_t*)(tsrc));
- uint32_t si = *sip;
- uint64_t si_ga = si & CTX_RGBA8_GA_MASK;
- uint32_t si_rb = si & CTX_RGBA8_RB_MASK;
- if (a==255)
+ if (vt_decoder_feed (vt, byte) )
+ return;
+ if (vt->charset[vt->shifted_in] != 0 &&
+ vt->charset[vt->shifted_in] != 'B')
{
-
- for (; (x < count)
-#if CTX_AVX2
- && ((size_t)(dst)&31)
-#endif
- ;
- x++)
- {
- int cov = coverage[0];
- if (cov)
+ char **charmap;
+ switch (vt->charset[vt->shifted_in])
+ {
+ case 'A':
+ charmap = charmap_uk;
+ break;
+ case 'B':
+ charmap = charmap_ascii;
+ break;
+ case '0':
+ charmap = charmap_graphics;
+ break;
+ case '1':
+ charmap = charmap_cp437;
+ break;
+ case '2':
+ charmap = charmap_graphics;
+ break;
+ default:
+ charmap = charmap_ascii;
+ break;
+ }
+ if ( (vt->utf8_holding[0] >= ' ') && (vt->utf8_holding[0] <= '~') )
+ {
+ _vt_add_str (vt, charmap[vt->utf8_holding[0]-' ']);
+ }
+ }
+ else
{
- int r_cov = 255-cov;
- uint32_t di = *((uint32_t*)(dst));
- uint64_t di_ga = di & CTX_RGBA8_GA_MASK;
- uint32_t di_rb = di & CTX_RGBA8_RB_MASK;
- *((uint32_t*)(dst)) =
- (((si_rb * cov + di_rb * r_cov) >> 8) & CTX_RGBA8_RB_MASK) |
- (((si_ga * cov + di_ga * r_cov) >> 8) & CTX_RGBA8_GA_MASK);
+ // ensure vt->utf8_holding contains a valid utf8
+ uint32_t codepoint;
+ uint32_t state = 0;
+ for (int i = 0; vt->utf8_holding[i]; i++)
+ { utf8_decode (&state, &codepoint, vt->utf8_holding[i]); }
+ if (state != UTF8_ACCEPT)
+ {
+ /* otherwise mangle it so that it does */
+ vt->utf8_holding[0] &= 127;
+ vt->utf8_holding[1] = 0;
+ if (vt->utf8_holding[0] == 0)
+ { vt->utf8_holding[0] = 32; }
+ }
+ _vt_add_str (vt, (char *) vt->utf8_holding);
}
- dst += 4;
- coverage ++;
- }
}
- else
+ else // ESCape
+ {
+ vt->state = vt_state_esc;
+ }
+}
+
+int vt_poll (VT *vt, int timeout)
+{
+ if (!vt) return 0;
+ int read_size = sizeof (vt->buf);
+ int got_data = 0;
+
+ // read_size 1m1.142s
+ // read_size*10 52s
+ // read_size*5 53.8s
+ // read_size*4 53.78s
+ // read_size*3 .....s
+ // read_size*2 56.99s
+ int remaining_chars = read_size * 3;// * 100;
+ int len = 0;
+ vt_audio_task (vt, 0);
+#if 1
+ if (vt->cursor_visible && vt->smooth_scroll)
{
- int si_a = si >> CTX_RGBA8_A_SHIFT;
- for (; (x < count)
-#if CTX_AVX2
- && ((size_t)(dst)&31)
+ remaining_chars = vt->cols / 2;
+ }
#endif
- ;
- x++)
+ read_size = MIN (read_size, remaining_chars);
+ long start_ticks = ctx_ticks ();
+ long ticks = start_ticks;
+ while (remaining_chars > 0 &&
+ vt_waitdata (vt, 0) &&
+ ( ticks - start_ticks < timeout || vt->state == vt_state_ctx))
+ {
+ if (vt->in_smooth_scroll)
+ {
+ remaining_chars = 1;
+ // XXX : need a bail condition -
+ // /// so that we can stop accepting data until autowrap or similar
+ }
+ len = vt_read (vt, vt->buf, read_size);
+ if (len >0)
{
- int cov = *coverage;
- if (cov)
- {
- uint32_t di = *((uint32_t*)(dst));
- uint64_t di_ga = di & CTX_RGBA8_GA_MASK;
- uint32_t di_rb = di & CTX_RGBA8_RB_MASK;
- int ir_cov_si_a = 255-((cov*si_a)>>8);
- *((uint32_t*)(dst)) =
- (((si_rb * cov + di_rb * ir_cov_si_a) >> 8) & CTX_RGBA8_RB_MASK) |
- (((si_ga * cov + di_ga * ir_cov_si_a) >> 8) & CTX_RGBA8_GA_MASK);
- }
- dst += 4;
- coverage ++;
+ // fwrite (vt->buf, len, 1, vt->log);
+ // fwrite (vt->buf, len, 1, stdout);
+ }
+ for (int i = 0; i < len; i++)
+ { vt->state (vt, vt->buf[i]); }
+ // XXX allow state to break out in ctx mode on flush
+ got_data+=len;
+ remaining_chars -= len;
+ if (vt->state == vt_state_ctx) {
+ if (remaining_chars < read_size)
+ {
+ remaining_chars = read_size * 2;
+ }
}
+ vt_audio_task (vt, 0);
+ ticks = ctx_ticks ();
}
+ if (got_data < 0)
+ {
+ if (kill (vt->vtpty.pid, 0) != 0)
+ {
+ vt->vtpty.done = 1;
+ }
}
+ return got_data;
+}
-#if CTX_AVX2
-
- __m256i xsrc = _mm256_set1_epi32( *((uint32_t*)tsrc)) ;
- __m256i lo_mask = _mm256_set1_epi32 (0x00FF00FF);
- __m256i hi_mask = _mm256_set1_epi32 (0xFF00FF00);
- __m256i x00ff = _mm256_set1_epi16(255);
- __m256i x0101 = _mm256_set1_epi16(0x0101);
- __m256i x0080 = _mm256_set1_epi16(0x0080);
-
- int trailer = (count - x) % 8 + 1;
-
- for (; x <= count-trailer; x+=8)
- {
- __m256i xcov;
- __m256i x1_minus_cov_mul_a;
-
- if (((uint64_t*)(coverage))[0])
- {
- if (CTX_LIKELY(((uint64_t*)(coverage))[0] != 0xffffffffffffffff))
- {
- xcov = _mm256_set_epi32(coverage[7],
- coverage[6],
- coverage[5],
- coverage[4],
- coverage[3],
- coverage[2],
- coverage[1],
- coverage[0]
- );
- xcov |= xcov << 16;
-
- x1_minus_cov_mul_a =
- _mm256_sub_epi16(x00ff, _mm256_mulhi_epu16 (
- _mm256_adds_epu16 (_mm256_mullo_epi16(xcov,
- _mm256_set1_epi16(a)), x0080), x0101));
- }
- else
- {
- if (a == 255)
- {
- _mm256_store_si256((__m256i*)dst, xsrc);
- dst += 4 * 8;
- coverage += 8;
- continue;
- }
+/******/
- xcov = x00ff;
- x1_minus_cov_mul_a = _mm256_set1_epi16(255-a);
- }
- __m256i xdst = _mm256_load_si256((__m256i*)(dst));
- __m256i dst_lo = _mm256_and_si256 (xdst, lo_mask);
- __m256i dst_hi = _mm256_srli_epi16 (_mm256_and_si256 (xdst, hi_mask), 8);
- __m256i src_lo = _mm256_and_si256 (xsrc, lo_mask);
- __m256i src_hi = _mm256_srli_epi16 (_mm256_and_si256 (xsrc, hi_mask), 8);
-
- dst_hi = _mm256_mulhi_epu16(_mm256_adds_epu16(_mm256_mullo_epi16(dst_hi, x1_minus_cov_mul_a),
x0080), x0101);
- dst_lo = _mm256_mulhi_epu16(_mm256_adds_epu16(_mm256_mullo_epi16(dst_lo, x1_minus_cov_mul_a),
x0080), x0101);
+static const char *keymap_vt52[][2]=
+{
+ {"up", "\033A" },
+ {"down", "\033B" },
+ {"right", "\033C" },
+ {"left", "\033D" },
+};
- src_lo = _mm256_mulhi_epu16(_mm256_adds_epu16(_mm256_mullo_epi16(src_lo, xcov), x0080), x0101);
- src_hi = _mm256_mulhi_epu16(_mm256_adds_epu16(_mm256_mullo_epi16(src_hi, xcov), x0080), x0101);
+static const char *keymap_application[][2]=
+{
+ {"up", "\033OA" },
+ {"down", "\033OB" },
+ {"right", "\033OC" },
+ {"left", "\033OD" },
+};
- dst_hi = _mm256_adds_epu16(dst_hi, src_hi);
- dst_lo = _mm256_adds_epu16(dst_lo, src_lo);
+static const char *keymap_general[][2]=
+{
+ {"up", "\033[A"},
+ {"down", "\033[B"},
+ {"right", "\033[C"},
+ {"left", "\033[D"},
+ {"end", "\033[F"},
+ {"home", "\033[H"},
+ {"shift-up", "\033[1;2A"},
+ {"shift-down", "\033[1;2B"},
+ {"shift-right", "\033[1;2C"},
+ {"shift-left", "\033[1;2D"},
+ {"alt-a", "\033a"},
+ {"alt-b", "\033b"},
+ {"alt-c", "\033c"},
+ {"alt-d", "\033d"},
+ {"alt-e", "\033e"},
+ {"alt-f", "\033f"},
+ {"alt-g", "\033g"},
+ {"alt-h", "\033h"},
+ {"alt-i", "\033i"},
+ {"alt-j", "\033j"},
+ {"alt-k", "\033k"},
+ {"alt-l", "\033l"},
+ {"alt-m", "\033m"},
+ {"alt-n", "\033n"},
+ {"alt-o", "\033o"},
+ {"alt-p", "\033p"},
+ {"alt-q", "\033q"},
+ {"alt-r", "\033r"},
+ {"alt-s", "\033s"},
+ {"alt-t", "\033t"},
+ {"alt-u", "\033u"},
+ {"alt-v", "\033v"},
+ {"alt-w", "\033w"},
+ {"alt-x", "\033x"},
+ {"alt-y", "\033y"},
+ {"alt-z", "\033z"},
+ {"alt- ", "\033 "},
+ {"alt-space", "\033 "},
+ {"alt-0", "\0330"},
+ {"alt-1", "\0331"},
+ {"alt-2", "\0332"},
+ {"alt-3", "\0333"},
+ {"alt-4", "\0334"},
+ {"alt-5", "\0335"},
+ {"alt-6", "\0336"},
+ {"alt-7", "\0337"},
+ {"alt-8", "\0338"},
+ {"alt-9", "\0339"},
+ {"alt-return", "\033\r"},
+ {"alt-backspace", "\033\177"},
+ {"alt-up", "\033[1;3A"},
+ {"alt-down", "\033[1;3B"},
+ {"alt-right", "\033[1;3C"},
+ {"alt-left", "\033[1;3D"},
+ {"shift-alt-up", "\033[1;4A"},
+ {"shift-alt-down", "\033[1;4B"},
+ {"shift-alt-right","\033[1;4C"},
+ {"shift-alt-left", "\033[1;4D"},
+ {"control-space", "\000"},
+ {"control-up", "\033[1;5A"},
+ {"control-down", "\033[1;5B"},
+ {"control-right", "\033[1;5C"},
+ {"control-left", "\033[1;5D"},
+ {"shift-control-up", "\033[1;6A"},
+ {"shift-control-down", "\033[1;6B"},
+ {"shift-control-right", "\033[1;6C"},
+ {"shift-control-left", "\033[1;6D"},
+ {"insert", "\033[2~"},
+ {"delete", "\033[3~"},
+ {"control-delete", "\033[3,5~"},
+ {"shift-delete", "\033[3,2~"},
+ {"control-shift-delete", "\033[3,6~"},
+ {"page-up", "\033[5~"},
+ {"page-down", "\033[6~"},
+ {"return", "\r"},
+ {"shift-tab", "\033Z"},
+ {"shift-return", "\r"},
+ {"control-return", "\r"},
+ {"space", " "},
+ {"shift-space", " "},
+ {"control-a", "\001"},
+ {"control-b", "\002"},
+ {"control-c", "\003"},
+ {"control-d", "\004"},
+ {"control-e", "\005"},
+ {"control-f", "\006"},
+ {"control-g", "\007"},
+ {"control-h", "\010"},
+ {"control-i", "\011"},
+ {"control-j", "\012"},
+ {"control-k", "\013"},
+ {"control-l", "\014"},
+ {"control-m", "\015"},
+ {"control-n", "\016"},
+ {"control-o", "\017"},
+ {"control-p", "\020"},
+ {"control-q", "\021"},
+ {"control-r", "\022"},
+ {"control-s", "\023"},
+ {"control-t", "\024"},
+ {"control-u", "\025"},
+ {"control-v", "\026"},
+ {"control-w", "\027"},
+ {"control-x", "\030"},
+ {"control-y", "\031"},
+ {"control-z", "\032"},
+ {"escape", "\033"},
+ {"tab", "\t"},
+ {"backspace", "\177"},
+ {"control-backspace", "\177"},
+ {"shift-backspace","\177"},
+ {"shift-tab", "\033[Z"},
+
+ {"control-F1", "\033[>11~"},
+ {"control-F2", "\033[>12~"},
+ {"control-F3", "\033[>13~"},
+ {"control-F4", "\033[>14~"},
+ {"control-F5", "\033[>15~"},
+
+ {"shift-F1", "\033[?11~"},
+ {"shift-F2", "\033[?12~"},
+ {"shift-F3", "\033[?13~"},
+ {"shift-F4", "\033[?14~"},
+ {"shift-F5", "\033[?15~"},
+
+ {"F1", "\033[11~"}, // hold screen // ESC O P
+ {"F2", "\033[12~"}, // print screen // Q
+ {"F3", "\033[13~"}, // set-up R
+ {"F4", "\033[14~"}, // data/talk S
+ {"F5", "\033[15~"}, // break
+ {"F6", "\033[17~"},
+ {"F7", "\033[18~"},
+ {"F8", "\033[19~"},
+ {"F9", "\033[20~"},
+ {"F10", "\033[21~"},
+ {"F11", "\033[22~"},
+ {"F12", "\033[23~"},
+ {"control-/", "\037"},
+ {"shift-control-/", "\037"},
+ {"control-[", "\033"},
+ {"control-]", "\035"},
+ {"shift-control-[", "\033"},
+ {"shift-control-]", "\031"},
+ {"shift-control-`", "\036"},
+ {"control-'", "'"},
+ {"shift-control-'", "'"},
+ {"control-;", ";"},
+ {"shift-control-;", ";"},
+ {"control-.", "."},
+ {"shift-control-.", "."},
+ {"control-,", ","},
+ {"shift-control-,", ","},
+ {"control-\\", "\034"},
+ {"control-1", "1"},
+ {"control-3", "\033"},
+ {"control-4", "\034"},
+ {"control-5", "\035"},
+ {"control-6", "\036"},
+ {"shift-control-6", "\036"},
+ {"control-7", "\037"},
+ {"shift-control-7", "\036"},
+ {"control-8", "\177"},
+ {"control-9", "9"},
- _mm256_store_si256((__m256i*)dst, _mm256_slli_epi16 (dst_hi,8)|dst_lo);
- }
- dst += 4 * 8;
- coverage += 8;
- }
+};
+
+void ctx_client_lock (CtxClient *client);
+void ctx_client_unlock (CtxClient *client);
- if (x < count)
+void vt_feed_keystring (VT *vt, CtxEvent *event, const char *str)
+{
+ if (vt->ctx_events)
+ {
+ if (!strcmp (str, "control-l") )
{
- uint32_t *sip = ((uint32_t*)(tsrc));
- uint32_t si = *sip;
- uint64_t si_ga = si & CTX_RGBA8_GA_MASK;
- uint32_t si_rb = si & CTX_RGBA8_RB_MASK;
- int si_a = si >> CTX_RGBA8_A_SHIFT;
- for (; x < count; x++)
- {
- int cov = *coverage;
- if (cov)
- {
- uint32_t *dip = ((uint32_t*)(dst));
- uint32_t di = *dip;
- uint64_t di_ga = di & CTX_RGBA8_GA_MASK;
- uint32_t di_rb = di & CTX_RGBA8_RB_MASK;
- int ir_cov_si_a = 255-((cov*si_a)>>8);
- *((uint32_t*)(dst)) =
- (((si_rb * cov + di_rb * ir_cov_si_a) >> 8) & CTX_RGBA8_RB_MASK) |
- (((si_ga * cov + di_ga * ir_cov_si_a) >> 8) & CTX_RGBA8_GA_MASK);
- }
- dst += 4;
- coverage ++;
- }
+ vt->ctx_events = 0;
+ return;
}
-#endif
+ vt_write (vt, str, strlen (str) );
+ vt_write (vt, "\n", 1);
+ return;
}
-}
-
+ if (!strncmp (str, "keyup", 5)) return;
+ if (!strncmp (str, "keydown", 7)) return;
+ if (!strcmp (str, "capslock")) return;
-static void
-CTX_COMPOSITE_SUFFIX(ctx_RGBA8_source_over_normal_color_solid) (CTX_COMPOSITE_ARGUMENTS)
-{
#if 0
- ctx_u8_source_over_normal_color (4, rasterizer, dst, src, clip, x0, coverage, count);
- return;
+ if (!strstr (str, "-page"))
+ vt_set_scroll (vt, 0);
#endif
- uint8_t *tsrc = src;
- int x = 0;
-#if CTX_AVX2
- if ((size_t)(dst) & 31)
-#endif
+ if (!strcmp (str, "idle") )
+ return;
+ else if (!strcmp (str, "shift-control-home"))
{
- uint32_t *sip = ((uint32_t*)(tsrc));
- uint32_t si = *sip;
- uint64_t si_ga = si & CTX_RGBA8_GA_MASK;
- uint32_t si_rb = si & CTX_RGBA8_RB_MASK;
- for (; (x < count)
-#if CTX_AVX2
- && ((size_t)(dst)&31)
-#endif
- ;
- x++)
+ vt_set_scroll (vt, vt->scrollback_count);
+ vt_rev_inc (vt);
+ return;
+ }
+ else if (!strcmp (str, "shift-control-end"))
{
- int cov = coverage[0];
- if (cov)
- {
- int r_cov = 255-cov;
- uint32_t *dip = ((uint32_t*)(dst));
- uint32_t di = *dip;
- uint64_t di_ga = di & CTX_RGBA8_GA_MASK;
- uint32_t di_rb = di & CTX_RGBA8_RB_MASK;
- *((uint32_t*)(dst)) =
- (((si_rb * cov + di_rb * r_cov) >> 8) & CTX_RGBA8_RB_MASK) |
- (((si_ga * cov + di_ga * r_cov) >> 8) & CTX_RGBA8_GA_MASK);
- }
- dst += 4;
- coverage ++;
+ int new_scroll = 0;
+ vt_set_scroll (vt, new_scroll);
+ vt_rev_inc (vt);
+ return;
}
- }
-
-#if CTX_AVX2
-
- __m256i xsrc = _mm256_set1_epi32( *((uint32_t*)tsrc)) ;
- int trailer = (count - x) % 8 + 1;
- for (; x < count-trailer; x+=8)
+ else if (!strcmp (str, "shift-control-down"))
{
- __m256i xcov;
- __m256i x1_minus_cov_mul_a;
- __m256i lo_mask = _mm256_set1_epi32 (0x00FF00FF);
- __m256i hi_mask = _mm256_set1_epi32 (0xFF00FF00);
- __m256i x00ff = _mm256_set1_epi16(255);
- __m256i x0101 = _mm256_set1_epi16(0x0101);
- __m256i x0080 = _mm256_set1_epi16(0x0080);
- uint64_t cov = ((uint64_t*)(coverage))[0];
- if (cov)
- {
- if (CTX_UNLIKELY(cov == 0xffffffffffffffff))
- {
- _mm256_store_si256((__m256i*)dst, xsrc);
- }
- else
- {
- __m256i xdst = _mm256_load_si256((__m256i*)(dst));
- __m256i dst_lo = _mm256_and_si256 (xdst, lo_mask);
- __m256i dst_hi = _mm256_srli_epi16 (_mm256_and_si256 (xdst, hi_mask), 8);
- __m256i src_lo = _mm256_and_si256 (xsrc, lo_mask);
- __m256i src_hi = _mm256_srli_epi16 (_mm256_and_si256 (xsrc, hi_mask), 8);
-
- xcov = _mm256_set_epi32(coverage[7],
- coverage[6],
- coverage[5],
- coverage[4],
- coverage[3],
- coverage[2],
- coverage[1],
- coverage[0]
- );
- xcov |= xcov << 16;
-
- x1_minus_cov_mul_a = _mm256_sub_epi16(x00ff, xcov);
-
- dst_hi = _mm256_mulhi_epu16(_mm256_adds_epu16(_mm256_mullo_epi16(dst_hi, x1_minus_cov_mul_a),
x0080), x0101);
- dst_lo = _mm256_mulhi_epu16(_mm256_adds_epu16(_mm256_mullo_epi16(dst_lo, x1_minus_cov_mul_a),
x0080), x0101);
-
- src_lo = _mm256_mulhi_epu16(_mm256_adds_epu16(_mm256_mullo_epi16(src_lo, xcov), x0080), x0101);
- src_hi = _mm256_mulhi_epu16(_mm256_adds_epu16(_mm256_mullo_epi16(src_hi, xcov), x0080), x0101);
-
- dst_hi = _mm256_adds_epu16(dst_hi, src_hi);
- dst_lo = _mm256_adds_epu16(dst_lo, src_lo);
-
- _mm256_store_si256((__m256i*)dst, _mm256_slli_epi16 (dst_hi,8)|dst_lo);
- }
- }
-
- dst += 4 * 8;
- coverage += 8;
+ int new_scroll = vt_get_scroll (vt) - 1;
+ vt_set_scroll (vt, new_scroll);
+ vt_rev_inc (vt);
+ return;
}
-
- if (x < count)
+ else if (!strcmp (str, "shift-control-up"))
{
- uint32_t *sip = ((uint32_t*)(tsrc));
- uint32_t si = *sip;
- uint64_t si_ga = si & CTX_RGBA8_GA_MASK;
- uint32_t si_rb = si & CTX_RGBA8_RB_MASK;
- int si_a = si >> CTX_RGBA8_A_SHIFT;
- for (; x < count; x++)
- {
- int cov = *coverage;
- if (cov)
- {
- uint32_t *dip = ((uint32_t*)(dst));
- uint32_t di = *dip;
- uint64_t di_ga = di & CTX_RGBA8_GA_MASK;
- uint32_t di_rb = di & CTX_RGBA8_RB_MASK;
- int ir_cov_si_a = 255-((cov*si_a)>>8);
- *((uint32_t*)(dst)) =
- (((si_rb * cov + di_rb * ir_cov_si_a) >> 8) & CTX_RGBA8_RB_MASK) |
- (((si_ga * cov + di_ga * ir_cov_si_a) >> 8) & CTX_RGBA8_GA_MASK);
- }
- dst += 4;
- coverage ++;
- }
+ int new_scroll = vt_get_scroll (vt) + 1;
+ vt_set_scroll (vt, new_scroll);
+ vt_rev_inc (vt);
+ return;
}
-#endif
-}
+ else if (!strcmp (str, "shift-page-up") ||
+ !strcmp (str, "shift-control-page-up"))
+ {
+ int new_scroll = vt_get_scroll (vt) + vt_get_rows (vt) /2;
+ vt_set_scroll (vt, new_scroll);
+ vt_rev_inc (vt);
+ return;
+ }
+ else if (!strcmp (str, "shift-page-down") ||
+ !strcmp (str, "shift-control-page-down"))
+ {
+ int new_scroll = vt_get_scroll (vt) - vt_get_rows (vt) /2;
+ if (new_scroll < 0) { new_scroll = 0; }
+ vt_set_scroll (vt, new_scroll);
+ vt_rev_inc (vt);
+ return;
+ }
+ else if (!strcmp (str, "shift-control--") ||
+ !strcmp (str, "control--") )
+ {
+ float font_size = vt_get_font_size (vt);
+ //font_size /= 1.15;
+ font_size -=2;//= roundf (font_size);
+ if (font_size < 2) { font_size = 2; }
+ vt_set_font_size (vt, font_size);
+ vt_set_px_size (vt, vt->width, vt->height);
+ return;
+ }
+ else if (!strcmp (str, "shift-control-=") ||
+ !strcmp (str, "control-=") )
+ {
+ float font_size = vt_get_font_size (vt);
+ float old = font_size;
+ //font_size *= 1.15;
+ //
+ //font_size = roundf (font_size);
+ font_size+=2;
-static void
-CTX_COMPOSITE_SUFFIX(ctx_RGBA8_copy_normal) (CTX_COMPOSITE_ARGUMENTS)
-{
- ctx_u8_copy_normal (4, rasterizer, dst, src, x0, coverage, count);
-}
+ if (old == font_size) { font_size = old+1; }
+ if (font_size > 200) { font_size = 200; }
+ vt_set_font_size (vt, font_size);
+ vt_set_px_size (vt, vt->width, vt->height);
-static void
-ctx_RGBA8_clear_normal (CTX_COMPOSITE_ARGUMENTS)
-{
- ctx_u8_clear_normal (4, rasterizer, dst, src, x0, coverage, count);
-}
+ return;
+ }
+ else if (!strcmp (str, "shift-control-r") )
+ {
+ vt_open_log (vt, "/tmp/ctx-vt");
+ return;
+ }
+ else if (!strcmp (str, "shift-control-l") )
+ {
+ vt_set_local (vt, !vt_get_local (vt) );
+ return;
+ }
+ else if (!strncmp (str, "mouse-", 5) )
+ {
+ int cw = vt_cw (vt);
+ int ch = vt_ch (vt);
+ if (!strncmp (str + 6, "motion", 6) )
+ {
+ int x = 0, y = 0;
+ char *s = strchr (str, ' ');
+ if (s)
+ {
+ x = atoi (s);
+ s = strchr (s + 1, ' ');
+ if (s)
+ {
+ y = atoi (s);
+ vt_mouse (vt, event, VT_MOUSE_MOTION, 1, x/cw + 1, y/ch + 1, x, y);
+ }
+ }
+ }
+ else if (!strncmp (str + 6, "press", 5) )
+ {
+ int x = 0, y = 0, b = 0;
+ char *s = strchr (str, ' ');
+ if (s)
+ {
+ x = atoi (s);
+ s = strchr (s + 1, ' ');
+ if (s)
+ {
+ y = atoi (s);
+ s = strchr (s + 1, ' ');
+ if (s)
+ {
+ b = atoi (s);
+ }
+ vt_mouse (vt, event, VT_MOUSE_PRESS, b, x/cw + 1, y/ch + 1, x, y);
+ }
+ }
+ //clients[active].drawn_rev = 0;
+ }
+ else if (!strncmp (str + 6, "drag", 4) )
+ {
+ int x = 0, y = 0, b = 0; // XXX initialize B
+ char *s = strchr (str, ' ');
+ if (s)
+ {
+ x = atoi (s);
+ s = strchr (s + 1, ' ');
+ if (s)
+ {
+ y = atoi (s);
+ if (s)
+ {
+ b = atoi (s);
+ }
+ vt_mouse (vt, event, VT_MOUSE_DRAG, b, x/cw + 1, y/ch + 1, x, y);
+ }
+ }
+ //clients[active].drawn_rev = 0;
+ }
+ else if (!strncmp (str + 6, "release", 7) )
+ {
+ int x = 0, y = 0, b = 0;
+ char *s = strchr (str, ' ');
+ if (s)
+ {
+ x = atoi (s);
+ s = strchr (s + 1, ' ');
+ if (s)
+ {
+ y = atoi (s);
+ s = strchr (s + 1, ' ');
+ if (s)
+ {
+ b = atoi (s);
+ }
+ vt_mouse (vt, event, VT_MOUSE_RELEASE, b, x/cw + 1, y/ch + 1, x, y);
+ }
+ }
+ //clients[active].drawn_rev = 0;
+ // queue-draw
+ }
+ return;
+ }
-static void
-ctx_u8_blend_normal (int components, uint8_t * __restrict__ dst, uint8_t *src, uint8_t *blended)
-{
- switch (components)
+ if (vt->scroll_on_input)
{
- case 3:
- ((uint8_t*)(blended))[2] = ((uint8_t*)(src))[2];
- /* FALLTHROUGH */
- case 2:
- *((uint16_t*)(blended)) = *((uint16_t*)(src));
- ctx_u8_associate_alpha (components, blended);
- break;
- case 5:
- ((uint8_t*)(blended))[4] = ((uint8_t*)(src))[4];
- /* FALLTHROUGH */
- case 4:
- *((uint32_t*)(blended)) = *((uint32_t*)(src));
- ctx_u8_associate_alpha (components, blended);
- break;
- default:
- {
- uint8_t alpha = src[components-1];
- for (int i = 0; i<components - 1;i++)
- blended[i] = (src[i] * alpha)/255;
- blended[components-1]=alpha;
- }
- break;
+ vt->scroll = 0.0;
}
-}
-
-/* branchless 8bit add that maxes out at 255 */
-static inline uint8_t ctx_sadd8(uint8_t a, uint8_t b)
-{
- uint16_t s = (uint16_t)a+b;
- return -(s>>8) | (uint8_t)s;
-}
-
-#if CTX_BLENDING_AND_COMPOSITING
-
-#define ctx_u8_blend_define(name, CODE) \
-static void \
-ctx_u8_blend_##name (int components, uint8_t * __restrict__ dst, uint8_t *src, uint8_t *blended)\
-{\
- uint8_t *s=src; uint8_t b[components];\
- ctx_u8_deassociate_alpha (components, dst, b);\
- CODE;\
- blended[components-1] = src[components-1];\
- ctx_u8_associate_alpha (components, blended);\
-}
-#define ctx_u8_blend_define_seperable(name, CODE) \
- ctx_u8_blend_define(name, for (int c = 0; c < components-1; c++) { CODE ;}) \
-ctx_u8_blend_define_seperable(multiply, blended[c] = (b[c] * s[c])/255;)
-ctx_u8_blend_define_seperable(screen, blended[c] = s[c] + b[c] - (s[c] * b[c])/255;)
-ctx_u8_blend_define_seperable(overlay, blended[c] = b[c] < 127 ? (s[c] * b[c])/255 :
- s[c] + b[c] - (s[c] * b[c])/255;)
-ctx_u8_blend_define_seperable(darken, blended[c] = ctx_mini (b[c], s[c]))
-ctx_u8_blend_define_seperable(lighten, blended[c] = ctx_maxi (b[c], s[c]))
-ctx_u8_blend_define_seperable(color_dodge, blended[c] = b[c] == 0 ? 0 :
- s[c] == 255 ? 255 : ctx_mini(255, (255 * b[c]) / (255-s[c])))
-ctx_u8_blend_define_seperable(color_burn, blended[c] = b[c] == 1 ? 1 :
- s[c] == 0 ? 0 : 255 - ctx_mini(255, (255*(255 - b[c])) / s[c]))
-ctx_u8_blend_define_seperable(hard_light, blended[c] = s[c] < 127 ? (b[c] * s[c])/255 :
- b[c] + s[c] - (b[c] * s[c])/255;)
-ctx_u8_blend_define_seperable(difference, blended[c] = (b[c] - s[c]))
-ctx_u8_blend_define_seperable(divide, blended[c] = s[c]?(255 * b[c]) / s[c]:0)
-ctx_u8_blend_define_seperable(addition, blended[c] = ctx_sadd8 (s[c], b[c]))
-ctx_u8_blend_define_seperable(subtract, blended[c] = ctx_maxi(0, s[c]-b[c]))
-ctx_u8_blend_define_seperable(exclusion, blended[c] = b[c] + s[c] - 2 * (b[c] * s[c]/255))
-ctx_u8_blend_define_seperable(soft_light,
- if (s[c] <= 255/2)
- {
- blended[c] = b[c] - (255 - 2 * s[c]) * b[c] * (255 - b[c]) / (255 * 255);
- }
+ if (vt->state == vt_state_vt52)
+ {
+ for (unsigned int i = 0; i<sizeof (keymap_vt52) /sizeof (keymap_vt52[0]); i++)
+ if (!strcmp (str, keymap_vt52[i][0]) )
+ { str = keymap_vt52[i][1]; goto done; }
+ }
else
- {
- int d;
- if (b[c] <= 255/4)
- d = (((16 * b[c] - 12 * 255)/255 * b[c] + 4 * 255) * b[c])/255;
- else
- d = ctx_sqrtf(b[c]/255.0) * 255.4;
- blended[c] = (b[c] + (2 * s[c] - 255) * (d - b[c]))/255;
- }
-)
+ {
+ if (vt->cursor_key_application)
+ {
+ for (unsigned int i = 0; i<sizeof (keymap_application) /sizeof (keymap_application[0]); i++)
+ if (!strcmp (str, keymap_application[i][0]) )
+ { str = keymap_application[i][1]; goto done; }
+ }
+ }
-static int ctx_int_get_max (int components, int *c)
-{
- int max = 0;
- for (int i = 0; i < components - 1; i ++)
- {
- if (c[i] > max) max = c[i];
- }
- return max;
-}
-static int ctx_int_get_min (int components, int *c)
-{
- int min = 400;
- for (int i = 0; i < components - 1; i ++)
- {
- if (c[i] < min) min = c[i];
- }
- return min;
+ if (!strcmp (str, "return") )
+ {
+ if (vt->cr_on_lf)
+ { str = "\r\n"; }
+ else
+ { str = "\r"; }
+ goto done;
+ }
+ if (!strcmp (str, "control-space") ||
+ !strcmp (str, "control-`") ||
+ !strcmp (str, "control-2") ||
+ !strcmp (str, "shift-control-2") ||
+ !strcmp (str, "shift-control-space") )
+ {
+ str = "\0\0";
+ vt_write (vt, str, 1);
+ return;
+ }
+ for (unsigned int i = 0; i< sizeof (keymap_general) /
+ sizeof (keymap_general[0]); i++)
+ if (!strcmp (str, keymap_general[i][0]) )
+ {
+ str = keymap_general[i][1];
+ break;
+ }
+done:
+ if (strlen (str) )
+ {
+ if (vt->local_editing)
+ {
+ for (int i = 0; str[i]; i++)
+ {
+ vt->state (vt, str[i]);
+ }
+ }
+ else
+ {
+ vt_write (vt, str, strlen (str) );
+ }
+ }
}
-static int ctx_int_get_lum (int components, int *c)
+void vt_paste (VT *vt, const char *str)
{
- switch (components)
- {
- case 3:
- case 4:
- return CTX_CSS_RGB_TO_LUMINANCE(c);
- case 1:
- case 2:
- return c[0];
- break;
- default:
- {
- int sum = 0;
- for (int i = 0; i < components - 1; i ++)
- {
- sum += c[i];
- }
- return sum / (components - 1);
- }
- break;
- }
+ if (vt->bracket_paste)
+ {
+ vt_write (vt, "\033[200~", 6);
+ }
+ vt_feed_keystring (vt, NULL, str);
+ if (vt->bracket_paste)
+ {
+ vt_write (vt, "\033[201~", 6);
+ }
}
-static int ctx_u8_get_lum (int components, uint8_t *c)
+const char *vt_find_shell_command (void)
{
- switch (components)
+ if (access ("/.flatpak-info", F_OK) != -1)
{
- case 3:
- case 4:
- return CTX_CSS_RGB_TO_LUMINANCE(c);
- case 1:
- case 2:
- return c[0];
- break;
- default:
- {
- int sum = 0;
- for (int i = 0; i < components - 1; i ++)
- {
- sum += c[i];
- }
- return sum / (components - 1);
- }
- break;
+ static char ret[512];
+ char buf[256];
+ FILE *fp = popen("flatpak-spawn --host getent passwd $USER|cut -f 7 -d :", "r");
+ if (fp)
+ {
+ while (fgets (buf, sizeof(buf), fp) != NULL)
+ {
+ if (buf[strlen(buf)-1]=='\n')
+ buf[strlen(buf)-1]=0;
+ sprintf (ret, "flatpak-spawn --env=TERM=xterm --host %s", buf);
+ }
+ pclose (fp);
+ return ret;
+ }
}
-}
-static int ctx_u8_get_sat (int components, uint8_t *c)
-{
- switch (components)
+
+ if (getenv ("SHELL"))
{
- case 3:
- case 4:
- { int r = c[0];
- int g = c[1];
- int b = c[2];
- return ctx_maxi(r, ctx_maxi(g,b)) - ctx_mini(r,ctx_mini(g,b));
- }
- break;
- case 1:
- case 2:
- return 0.0;
- break;
- default:
- {
- int min = 1000;
- int max = -1000;
- for (int i = 0; i < components - 1; i ++)
- {
- if (c[i] < min) min = c[i];
- if (c[i] > max) max = c[i];
- }
- return max-min;
- }
- break;
+ return getenv ("SHELL");
}
+ int i;
+ const char *command = NULL;
+ struct stat stat_buf;
+ static char *alts[][2] =
+ {
+ {"/bin/bash", "/bin/bash"},
+ {"/usr/bin/bash", "/usr/bin/bash"},
+ {"/bin/sh", "/bin/sh"},
+ {"/usr/bin/sh", "/usr/bin/sh"},
+ {NULL, NULL}
+ };
+ for (i = 0; alts[i][0] && !command; i++)
+ {
+ lstat (alts[i][0], &stat_buf);
+ if (S_ISREG (stat_buf.st_mode) || S_ISLNK (stat_buf.st_mode) )
+ { command = alts[i][1]; }
+ }
+ return command;
}
-static void ctx_u8_set_lum (int components, uint8_t *c, uint8_t lum)
+static char *string_chop_head (char *orig) /* return pointer to reset after arg */
{
- int d = lum - ctx_u8_get_lum (components, c);
- int tc[components];
- for (int i = 0; i < components - 1; i++)
- {
- tc[i] = c[i] + d;
- }
+ int j=0;
+ int eat=0; /* number of chars to eat at start */
- int l = ctx_int_get_lum (components, tc);
- int n = ctx_int_get_min (components, tc);
- int x = ctx_int_get_max (components, tc);
+ if(orig)
+ {
+ int got_more;
+ char *o = orig;
+ while(o[j] == ' ')
+ {j++;eat++;}
- if (n < 0 && l!=n)
- {
- for (int i = 0; i < components - 1; i++)
- tc[i] = l + (((tc[i] - l) * l) / (l-n));
- }
+ if (o[j]=='"')
+ {
+ eat++;j++;
+ while(o[j] != '"' &&
+ o[j] != 0)
+ j++;
+ o[j]='\0';
+ j++;
+ }
+ else if (o[j]=='\'')
+ {
+ eat++;j++;
+ while(o[j] != '\'' &&
+ o[j] != 0)
+ j++;
+ o[j]='\0';
+ j++;
+ }
+ else
+ {
+ while(o[j] != ' ' &&
+ o[j] != 0 &&
+ o[j] != ';')
+ j++;
+ }
+ if (o[j] == 0 ||
+ o[j] == ';')
+ got_more = 0;
+ else
+ got_more = 1;
+ o[j]=0; /* XXX: this is where foo;bar won't work but foo ;bar works*/
- if (x > 255 && x!=l)
- {
- for (int i = 0; i < components - 1; i++)
- tc[i] = l + (((tc[i] - l) * (255 - l)) / (x-l));
- }
- for (int i = 0; i < components - 1; i++)
- c[i] = tc[i];
+ if(eat)
+ {
+ int k;
+ for (k=0; k<j-eat; k++)
+ orig[k] = orig[k+eat];
+ }
+ if (got_more)
+ return &orig[j+1];
+ }
+ return NULL;
}
-static void ctx_u8_set_sat (int components, uint8_t *c, uint8_t sat)
-{
- int max = 0, mid = 1, min = 2;
-
- if (c[min] > c[mid]){int t = min; min = mid; mid = t;}
- if (c[mid] > c[max]){int t = mid; mid = max; max = t;}
- if (c[min] > c[mid]){int t = min; min = mid; mid = t;}
-
- if (c[max] > c[min])
- {
- c[mid] = ((c[mid]-c[min]) * sat) / (c[max] - c[min]);
- c[max] = sat;
- }
- else
- {
- c[mid] = c[max] = 0;
- }
- c[min] = 0;
-}
+void _ctx_add_listen_fd (int fd);
+void _ctx_remove_listen_fd (int fd);
-ctx_u8_blend_define(color,
- for (int i = 0; i < components; i++)
- blended[i] = s[i];
- ctx_u8_set_lum(components, blended, ctx_u8_get_lum (components, s));
-)
+static pid_t
+vt_forkpty (int *amaster,
+ char *aname,
+ const struct termios *termp,
+ const struct winsize *winsize)
+{
+ pid_t pid;
+ int master = posix_openpt (O_RDWR|O_NOCTTY);
+ int slave;
-ctx_u8_blend_define(hue,
- int in_sat = ctx_u8_get_sat(components, b);
- int in_lum = ctx_u8_get_lum(components, b);
- for (int i = 0; i < components; i++)
- blended[i] = s[i];
- ctx_u8_set_sat(components, blended, in_sat);
- ctx_u8_set_lum(components, blended, in_lum);
-)
+ if (master < 0)
+ return -1;
+ if (grantpt (master) != 0)
+ return -1;
+ if (unlockpt (master) != 0)
+ return -1;
+#if 0
+ char name[1024];
+ if (ptsname_r (master, name, sizeof(name)-1))
+ return -1;
+#else
+ char *name = NULL;
+ if ((name = ptsname (master)) == NULL)
+ return -1;
+#endif
-ctx_u8_blend_define(saturation,
- int in_sat = ctx_u8_get_sat(components, s);
- int in_lum = ctx_u8_get_lum(components, b);
- for (int i = 0; i < components; i++)
- blended[i] = b[i];
- ctx_u8_set_sat(components, blended, in_sat);
- ctx_u8_set_lum(components, blended, in_lum);
-)
+ slave = open(name, O_RDWR|O_NOCTTY);
-ctx_u8_blend_define(luminosity,
- int in_lum = ctx_u8_get_lum(components, s);
- for (int i = 0; i < components; i++)
- blended[i] = b[i];
- ctx_u8_set_lum(components, blended, in_lum);
-)
-#endif
+ if (termp) tcsetattr(slave, TCSAFLUSH, termp);
+ if (winsize) ioctl(slave, TIOCSWINSZ, winsize);
-CTX_INLINE static void
-ctx_u8_blend (int components, CtxBlend blend, uint8_t * __restrict__ dst, uint8_t *src, uint8_t *blended)
-{
-#if CTX_BLENDING_AND_COMPOSITING
- switch (blend)
+ pid = fork();
+ if (pid < 0)
{
- case CTX_BLEND_NORMAL: ctx_u8_blend_normal (components, dst, src, blended); break;
- case CTX_BLEND_MULTIPLY: ctx_u8_blend_multiply (components, dst, src, blended); break;
- case CTX_BLEND_SCREEN: ctx_u8_blend_screen (components, dst, src, blended); break;
- case CTX_BLEND_OVERLAY: ctx_u8_blend_overlay (components, dst, src, blended); break;
- case CTX_BLEND_DARKEN: ctx_u8_blend_darken (components, dst, src, blended); break;
- case CTX_BLEND_LIGHTEN: ctx_u8_blend_lighten (components, dst, src, blended); break;
- case CTX_BLEND_COLOR_DODGE: ctx_u8_blend_color_dodge (components, dst, src, blended); break;
- case CTX_BLEND_COLOR_BURN: ctx_u8_blend_color_burn (components, dst, src, blended); break;
- case CTX_BLEND_HARD_LIGHT: ctx_u8_blend_hard_light (components, dst, src, blended); break;
- case CTX_BLEND_SOFT_LIGHT: ctx_u8_blend_soft_light (components, dst, src, blended); break;
- case CTX_BLEND_DIFFERENCE: ctx_u8_blend_difference (components, dst, src, blended); break;
- case CTX_BLEND_EXCLUSION: ctx_u8_blend_exclusion (components, dst, src, blended); break;
- case CTX_BLEND_COLOR: ctx_u8_blend_color (components, dst, src, blended); break;
- case CTX_BLEND_HUE: ctx_u8_blend_hue (components, dst, src, blended); break;
- case CTX_BLEND_SATURATION: ctx_u8_blend_saturation (components, dst, src, blended); break;
- case CTX_BLEND_LUMINOSITY: ctx_u8_blend_luminosity (components, dst, src, blended); break;
- case CTX_BLEND_ADDITION: ctx_u8_blend_addition (components, dst, src, blended); break;
- case CTX_BLEND_DIVIDE: ctx_u8_blend_divide (components, dst, src, blended); break;
- case CTX_BLEND_SUBTRACT: ctx_u8_blend_subtract (components, dst, src, blended); break;
- }
-#else
- switch (blend)
+ return pid;
+ } else if (pid == 0)
{
- default: ctx_u8_blend_normal (components, dst, src, blended); break;
- }
+ close (master);
+ setsid ();
+ dup2 (slave, STDIN_FILENO);
+ dup2 (slave, STDOUT_FILENO);
+ dup2 (slave, STDERR_FILENO);
-#endif
+ close (slave);
+ return 0;
+ }
+ ioctl (slave, TIOCSCTTY, NULL);
+ close (slave);
+ *amaster = master;
+ return pid;
}
-CTX_INLINE static void
-__ctx_u8_porter_duff (CtxRasterizer *rasterizer,
- int components,
- uint8_t * __restrict__ dst,
- uint8_t * __restrict__ src,
- int x0,
- uint8_t * __restrict__ coverage,
- int count,
- CtxCompositingMode compositing_mode,
- CtxFragment fragment,
- CtxBlend blend)
+static void vt_run_command (VT *vt, const char *command, const char *term)
{
- CtxPorterDuffFactor f_s, f_d;
- ctx_porter_duff_factors (compositing_mode, &f_s, &f_d);
- uint8_t global_alpha_u8 = rasterizer->state->gstate.global_alpha_u8;
-
- {
- uint8_t tsrc[components];
- float u0 = 0; float v0 = 0;
- float ud = 0; float vd = 0;
- if (CTX_UNLIKELY(fragment))
- ctx_init_uv (rasterizer, x0, count, &u0, &v0, &ud, &vd);
-
- while (count--)
+ struct winsize ws;
+ //signal (SIGCHLD,signal_child);
+#if 0
+ int was_pidone = (getpid () == 1);
+#else
+ int was_pidone = 0; // do no special treatment, all child processes belong
+ // to root
+#endif
+ signal (SIGINT,SIG_DFL);
+ ws.ws_row = vt->rows;
+ ws.ws_col = vt->cols;
+ ws.ws_xpixel = ws.ws_col * vt->cw;
+ ws.ws_ypixel = ws.ws_row * vt->ch;
+ vt->vtpty.pid = vt_forkpty (&vt->vtpty.pty, NULL, NULL, &ws);
+ if (vt->vtpty.pid == 0)
{
- int cov = *coverage;
-
- if (CTX_UNLIKELY(
- (compositing_mode == CTX_COMPOSITE_DESTINATION_OVER && dst[components-1] == 255)||
- (compositing_mode == CTX_COMPOSITE_SOURCE_OVER && cov == 0) ||
- (compositing_mode == CTX_COMPOSITE_XOR && cov == 0) ||
- (compositing_mode == CTX_COMPOSITE_DESTINATION_OUT && cov == 0) ||
- (compositing_mode == CTX_COMPOSITE_SOURCE_ATOP && cov == 0)
- ))
- {
- u0 += ud;
- v0 += vd;
- coverage ++;
- dst+=components;
- continue;
- }
-
- if (fragment)
+ int i;
+ if (was_pidone)
{
- fragment (rasterizer, u0, v0, tsrc, 1, ud, vd);
- if (blend != CTX_BLEND_NORMAL)
- ctx_u8_blend (components, blend, dst, tsrc, tsrc);
+ if (setuid(1000)) fprintf (stderr, "setuid failed\n");
}
else
{
- ctx_u8_blend (components, blend, dst, src, tsrc);
+ for (i = 3; i<768; i++) { close (i); } /*hack, trying to close xcb */
}
+ unsetenv ("TERM");
+ unsetenv ("COLUMNS");
+ unsetenv ("LINES");
+ unsetenv ("TERMCAP");
+ unsetenv ("COLOR_TERM");
+ unsetenv ("COLORTERM");
+ unsetenv ("VTE_VERSION");
+ unsetenv ("CTX_BACKEND");
+ //setenv ("TERM", "ansi", 1);
+ //setenv ("TERM", "vt102", 1);
+ //setenv ("TERM", "vt100", 1);
+ // setenv ("TERM", term?term:"xterm", 1);
+ setenv ("TERM", term?term:"xterm-256color", 1);
+ setenv ("COLORTERM", "truecolor", 1);
+ //setenv ("CTX_VERSION", "0", 1);
+ setenv ("CTX_BACKEND", "ctx", 1); // speeds up launching of clients
- u0 += ud;
- v0 += vd;
- if (global_alpha_u8 != 255)
- cov = (cov * global_alpha_u8)/255;
-
- if (cov != 255)
- for (int c = 0; c < components; c++)
- tsrc[c] = (tsrc[c] * cov)/255;
-
- for (int c = 0; c < components; c++)
{
- int res = 0;
- switch (f_s)
- {
- case CTX_PORTER_DUFF_0: break;
- case CTX_PORTER_DUFF_1: res += (tsrc[c]); break;
- case CTX_PORTER_DUFF_ALPHA: res += (tsrc[c] * dst[components-1])/255; break;
- case CTX_PORTER_DUFF_1_MINUS_ALPHA: res += (tsrc[c] * (255-dst[components-1]))/255; break;
- }
- switch (f_d)
+ char *cargv[32];
+ int cargc;
+ char *rest, *copy;
+ copy = calloc (strlen (command)+2, 1);
+ strcpy (copy, command);
+ rest = copy;
+ cargc = 0;
+ while (rest && cargc < 30 && rest[0] != ';')
{
- case CTX_PORTER_DUFF_0: break;
- case CTX_PORTER_DUFF_1: res += dst[c]; break;
- case CTX_PORTER_DUFF_ALPHA: res += (dst[c] * tsrc[components-1])/255; break;
- case CTX_PORTER_DUFF_1_MINUS_ALPHA: res += (dst[c] * (255-tsrc[components-1]))/255; break;
+ cargv[cargc++] = rest;
+ rest = string_chop_head (rest);
}
- dst[c] = res;
- }
- coverage ++;
- dst+=components;
- }
- }
-}
-
-#if CTX_AVX2
-CTX_INLINE static void
-ctx_avx2_porter_duff (CtxRasterizer *rasterizer,
- int components,
- uint8_t * dst,
- uint8_t * src,
- int x0,
- uint8_t * coverage,
- int count,
- CtxCompositingMode compositing_mode,
- CtxFragment fragment,
- CtxBlend blend)
-{
- CtxPorterDuffFactor f_s, f_d;
- ctx_porter_duff_factors (compositing_mode, &f_s, &f_d);
- uint8_t global_alpha_u8 = rasterizer->state->gstate.global_alpha_u8;
-//assert ((((size_t)dst) & 31) == 0);
- int n_pix = 32/components;
- uint8_t tsrc[components * n_pix];
- float u0 = 0; float v0 = 0;
- float ud = 0; float vd = 0;
- int x = 0;
- if (fragment)
- ctx_init_uv (rasterizer, x0, count, &u0, &v0, &ud, &vd);
-
- __m256i lo_mask = _mm256_set1_epi32 (0x00FF00FF);
- __m256i hi_mask = _mm256_set1_epi32 (0xFF00FF00);
- __m256i x00ff = _mm256_set1_epi16(255);
- __m256i x0101 = _mm256_set1_epi16(0x0101);
- __m256i x0080 = _mm256_set1_epi16(0x0080);
- for (; x < count; x+=n_pix)
- {
- __m256i xdst = _mm256_loadu_si256((__m256i*)(dst));
- __m256i xcov;
- __m256i xsrc;
- __m256i xsrc_a;
- __m256i xdst_a;
-
- int is_blank = 1;
- int is_full = 0;
- switch (n_pix)
- {
- case 16:
- if (((uint64_t*)(coverage))[0] &&
- ((uint64_t*)(coverage))[1])
- is_blank = 0;
- else if (((uint64_t*)(coverage))[0] == 0xffffffffffffffff &&
- ((uint64_t*)(coverage))[1] == 0xffffffffffffffff)
- is_full = 1;
- break;
- case 8:
- if (((uint64_t*)(coverage))[0])
- is_blank = 0;
- else if (((uint64_t*)(coverage))[0] == 0xffffffffffffffff)
- is_full = 1;
- break;
- case 4:
- if (((uint32_t*)(coverage))[0])
- is_blank = 0;
- else if (((uint32_t*)(coverage))[0] == 0xffffffff)
- is_full = 1;
- break;
- default:
- break;
- }
-
-#if 1
- if (
- //(compositing_mode == CTX_COMPOSITE_DESTINATION_OVER && dst[components-1] == 255)||
- (compositing_mode == CTX_COMPOSITE_SOURCE_OVER && is_blank) ||
- (compositing_mode == CTX_COMPOSITE_XOR && is_blank) ||
- (compositing_mode == CTX_COMPOSITE_DESTINATION_OUT && is_blank) ||
- (compositing_mode == CTX_COMPOSITE_SOURCE_ATOP && is_blank)
- )
- {
- u0 += ud * n_pix;
- v0 += vd * n_pix;
- coverage += n_pix;
- dst+=32;
- continue;
- }
-#endif
-
- if (fragment)
- {
- for (int i = 0; i < n_pix; i++)
- {
- fragment (rasterizer, u0, v0, &tsrc[i*components], 1, ud, vd);
- ctx_u8_associate_alpha (components, &tsrc[i*components]);
- ctx_u8_blend (components, blend,
- &dst[i*components],
- &tsrc[i*components],
- &tsrc[i*components]);
- u0 += ud;
- v0 += vd;
- }
- xsrc = _mm256_loadu_si256((__m256i*)tsrc);
- }
- else
- {
-#if 0
- if (blend == CTX_BLEND_NORMAL && components == 4)
- xsrc = _mm256_set1_epi32 (*((uint32_t*)src));
- else
-#endif
- {
- // for (int i = 0; i < n_pix; i++)
- // for (int c = 0; c < components; c++)
- // tsrc[i*components+c]=src[c];
-#if 1
- uint8_t lsrc[components];
- for (int i = 0; i < components; i ++)
- lsrc[i] = src[i];
- // ctx_u8_associate_alpha (components, lsrc);
- for (int i = 0; i < n_pix; i++)
- ctx_u8_blend (components, blend,
- &dst[i*components],
- lsrc,
- &tsrc[i*components]);
-#endif
- xsrc = _mm256_loadu_si256((__m256i*)tsrc);
+ cargv[cargc] = NULL;
+ execvp (cargv[0], cargv);
}
+ exit (0);
}
-
- if (is_full)
- xcov = _mm256_set1_epi16(255);
- else
- switch (n_pix)
- {
- case 4: xcov = _mm256_set_epi16(
- (coverage[3]), (coverage[3]), coverage[3], coverage[3],
- (coverage[2]), (coverage[2]), coverage[2], coverage[2],
- (coverage[1]), (coverage[1]), coverage[1], coverage[1],
- (coverage[0]), (coverage[0]), coverage[0], coverage[0]);
- break;
- case 8:
- xcov = _mm256_set_epi32(coverage[7],
- coverage[6],
- coverage[5],
- coverage[4],
- coverage[3],
- coverage[2],
- coverage[1],
- coverage[0]
- );
- xcov |= xcov << 16;
- break;
- case 16: xcov = _mm256_set_epi16(
- (coverage[15]),
- (coverage[14]),
- (coverage[13]),
- (coverage[12]),
- (coverage[11]),
- (coverage[10]),
- (coverage[9]),
- (coverage[8]),
- (coverage[7]),
- (coverage[6]),
- (coverage[5]),
- (coverage[4]),
- (coverage[3]),
- (coverage[2]),
- (coverage[1]),
- (coverage[0]));
- break;
- }
-#if 0
- switch (n_pix)
+ else if (vt->vtpty.pid < 0)
{
- case 4:
- xsrc_a = _mm256_set_epi16(
- tsrc[3*components+(components-1)],
tsrc[3*components+(components-1)],tsrc[3*components+(components-1)], tsrc[3*components+(components-1)],
- tsrc[2*components+(components-1)],
tsrc[2*components+(components-1)],tsrc[2*components+(components-1)], tsrc[2*components+(components-1)],
- tsrc[1*components+(components-1)],
tsrc[1*components+(components-1)],tsrc[1*components+(components-1)], tsrc[1*components+(components-1)],
- tsrc[0*components+(components-1)],
tsrc[0*components+(components-1)],tsrc[0*components+(components-1)], tsrc[0*components+(components-1)]);
- xdst_a = _mm256_set_epi16(
- dst[3*components+(components-1)],
dst[3*components+(components-1)],dst[3*components+(components-1)], dst[3*components+(components-1)],
- dst[2*components+(components-1)],
dst[2*components+(components-1)],dst[2*components+(components-1)], dst[2*components+(components-1)],
- dst[1*components+(components-1)],
dst[1*components+(components-1)],dst[1*components+(components-1)], dst[1*components+(components-1)],
- dst[0*components+(components-1)],
dst[0*components+(components-1)],dst[0*components+(components-1)], dst[0*components+(components-1)]);
-
- break;
- case 8:
- xsrc_a = _mm256_set_epi16(
- tsrc[7*components+(components-1)], tsrc[7*components+(components-1)],
- tsrc[6*components+(components-1)], tsrc[6*components+(components-1)],
- tsrc[5*components+(components-1)], tsrc[5*components+(components-1)],
- tsrc[4*components+(components-1)], tsrc[4*components+(components-1)],
- tsrc[3*components+(components-1)], tsrc[3*components+(components-1)],
- tsrc[2*components+(components-1)], tsrc[2*components+(components-1)],
- tsrc[1*components+(components-1)], tsrc[1*components+(components-1)],
- tsrc[0*components+(components-1)], tsrc[0*components+(components-1)]);
- xdst_a = _mm256_set_epi16(
- dst[7*components+(components-1)], dst[7*components+(components-1)],
- dst[6*components+(components-1)], dst[6*components+(components-1)],
- dst[5*components+(components-1)], dst[5*components+(components-1)],
- dst[4*components+(components-1)], dst[4*components+(components-1)],
- dst[3*components+(components-1)], dst[3*components+(components-1)],
- dst[2*components+(components-1)], dst[2*components+(components-1)],
- dst[1*components+(components-1)], dst[1*components+(components-1)],
- dst[0*components+(components-1)], dst[0*components+(components-1)]);
- break;
- case 16:
- xsrc_a = _mm256_set_epi16(
- tsrc[15*components+(components-1)],
- tsrc[14*components+(components-1)],
- tsrc[13*components+(components-1)],
- tsrc[12*components+(components-1)],
- tsrc[11*components+(components-1)],
- tsrc[10*components+(components-1)],
- tsrc[9*components+(components-1)],
- tsrc[8*components+(components-1)],
- tsrc[7*components+(components-1)],
- tsrc[6*components+(components-1)],
- tsrc[5*components+(components-1)],
- tsrc[4*components+(components-1)],
- tsrc[3*components+(components-1)],
- tsrc[2*components+(components-1)],
- tsrc[1*components+(components-1)],
- tsrc[0*components+(components-1)]);
- xdst_a = _mm256_set_epi16(
- dst[15*components+(components-1)],
- dst[14*components+(components-1)],
- dst[13*components+(components-1)],
- dst[12*components+(components-1)],
- dst[11*components+(components-1)],
- dst[10*components+(components-1)],
- dst[9*components+(components-1)],
- dst[8*components+(components-1)],
- dst[7*components+(components-1)],
- dst[6*components+(components-1)],
- dst[5*components+(components-1)],
- dst[4*components+(components-1)],
- dst[3*components+(components-1)],
- dst[2*components+(components-1)],
- dst[1*components+(components-1)],
- dst[0*components+(components-1)]);
- break;
+ VT_error ("forkpty failed (%s)", command);
+ return;
}
-#endif
+ fcntl(vt->vtpty.pty, F_SETFL, O_NONBLOCK|O_NOCTTY);
+ _ctx_add_listen_fd (vt->vtpty.pty);
+}
- if (global_alpha_u8 != 255)
+void vt_destroy (VT *vt)
+{
+ while (vt->lines)
{
- xcov = _mm256_mulhi_epu16(
- _mm256_adds_epu16(
- _mm256_mullo_epi16(xcov,
- _mm256_set1_epi16(global_alpha_u8)),
- x0080), x0101);
- is_full = 0;
+ vt_line_free (vt->lines->data, 1);
+ ctx_list_remove (&vt->lines, vt->lines->data);
+ vt->line_count--;
}
-
-
- xsrc_a = _mm256_srli_epi32(xsrc, 24); // XX 24 is RGB specific
- if (!is_full)
- xsrc_a = _mm256_mulhi_epu16(
- _mm256_adds_epu16(
- _mm256_mullo_epi16(xsrc_a, xcov),
- x0080), x0101);
- xsrc_a = xsrc_a | _mm256_slli_epi32(xsrc, 16);
-
- xdst_a = _mm256_srli_epi32(xdst, 24);
- xdst_a = xdst_a | _mm256_slli_epi32(xdst, 16);
-
-
- // case CTX_COMPOSITE_SOURCE_OVER:
- // f_s = CTX_PORTER_DUFF_1;
- // f_d = CTX_PORTER_DUFF_1_MINUS_ALPHA;
-
-
- __m256i dst_lo;
- __m256i dst_hi;
- __m256i src_lo;
- __m256i src_hi;
-
- switch (f_s)
- {
- case CTX_PORTER_DUFF_0:
- src_lo = _mm256_set1_epi32(0);
- src_hi = _mm256_set1_epi32(0);
- break;
- case CTX_PORTER_DUFF_1:
- src_lo = _mm256_and_si256 (xsrc, lo_mask);
- src_hi = _mm256_srli_epi16 (_mm256_and_si256 (xsrc, hi_mask), 8);
-
- //if (!is_full)
- {
- src_lo = _mm256_mulhi_epu16(
- _mm256_adds_epu16(
- _mm256_mullo_epi16(src_lo, xcov),
- x0080), x0101);
- src_hi = _mm256_mulhi_epu16(
- _mm256_adds_epu16(
- _mm256_mullo_epi16(src_hi, xcov),
- x0080), x0101);
- }
- break;
- case CTX_PORTER_DUFF_ALPHA:
- // res += (tsrc[c] * dst[components-1])/255;
- src_lo = _mm256_and_si256 (xsrc, lo_mask);
- src_hi = _mm256_srli_epi16 (_mm256_and_si256 (xsrc, hi_mask), 8);
- if (!is_full)
- {
- src_lo = _mm256_mulhi_epu16(
- _mm256_adds_epu16(
- _mm256_mullo_epi16(src_lo, xcov),
- x0080), x0101);
- src_hi = _mm256_mulhi_epu16(
- _mm256_adds_epu16(
- _mm256_mullo_epi16(src_hi, xcov),
- x0080), x0101);
- }
- src_lo = _mm256_mulhi_epu16 (
- _mm256_adds_epu16 (_mm256_mullo_epi16(src_lo,
- xdst_a), x0080), x0101);
- src_hi = _mm256_mulhi_epu16 (
- _mm256_adds_epu16 (_mm256_mullo_epi16(src_hi,
- xdst_a), x0080), x0101);
- break;
- case CTX_PORTER_DUFF_1_MINUS_ALPHA:
- // res += (tsrc[c] * (255-dst[components-1]))/255;
- src_lo = _mm256_and_si256 (xsrc, lo_mask);
- src_hi = _mm256_srli_epi16 (_mm256_and_si256 (xsrc, hi_mask), 8);
- // if (!is_full)
- {
- src_lo = _mm256_mulhi_epu16(
- _mm256_adds_epu16(
- _mm256_mullo_epi16(src_lo, xcov),
- x0080), x0101);
- src_hi = _mm256_mulhi_epu16(
- _mm256_adds_epu16(
- _mm256_mullo_epi16(src_hi, xcov),
- x0080), x0101);
- }
- src_lo = _mm256_mulhi_epu16 (
- _mm256_adds_epu16 (_mm256_mullo_epi16(src_lo,
- _mm256_sub_epi16(x00ff,xdst_a)), x0080),
- x0101);
- src_hi = _mm256_mulhi_epu16 (
- _mm256_adds_epu16 (_mm256_mullo_epi16(src_hi,
- _mm256_sub_epi16(x00ff,xdst_a)), x0080),
- x0101);
- break;
- }
- switch (f_d)
- {
- case CTX_PORTER_DUFF_0:
- dst_lo = _mm256_set1_epi32(0);
- dst_hi = _mm256_set1_epi32(0);
- break;
- case CTX_PORTER_DUFF_1:
- dst_lo = _mm256_and_si256 (xdst, lo_mask);
- dst_hi = _mm256_srli_epi16 (_mm256_and_si256 (xdst, hi_mask), 8);
- break;
- case CTX_PORTER_DUFF_ALPHA:
- //res += (dst[c] * tsrc[components-1])/255;
- dst_lo = _mm256_and_si256 (xdst, lo_mask);
- dst_hi = _mm256_srli_epi16 (_mm256_and_si256 (xdst, hi_mask), 8);
-
- dst_lo =
- _mm256_mulhi_epu16 (
- _mm256_adds_epu16 (_mm256_mullo_epi16(dst_lo,
- xsrc_a), x0080), x0101);
- dst_hi =
- _mm256_mulhi_epu16 (
- _mm256_adds_epu16 (_mm256_mullo_epi16(dst_hi,
- xsrc_a), x0080), x0101);
- break;
- case CTX_PORTER_DUFF_1_MINUS_ALPHA:
- dst_lo = _mm256_and_si256 (xdst, lo_mask);
- dst_hi = _mm256_srli_epi16 (_mm256_and_si256 (xdst, hi_mask), 8);
- dst_lo =
- _mm256_mulhi_epu16 (
- _mm256_adds_epu16 (_mm256_mullo_epi16(dst_lo,
- _mm256_sub_epi16(x00ff,xsrc_a)), x0080),
- x0101);
- dst_hi =
- _mm256_mulhi_epu16 (
- _mm256_adds_epu16 (_mm256_mullo_epi16(dst_hi,
- _mm256_sub_epi16(x00ff,xsrc_a)), x0080),
- x0101);
- break;
+ while (vt->scrollback)
+ {
+ vt_line_free (vt->scrollback->data, 1);
+ ctx_list_remove (&vt->scrollback, vt->scrollback->data);
}
-
- dst_hi = _mm256_adds_epu16(dst_hi, src_hi);
- dst_lo = _mm256_adds_epu16(dst_lo, src_lo);
-
-#if 0 // to toggle source vs dst
- src_hi = _mm256_slli_epi16 (src_hi, 8);
- _mm256_storeu_si256((__m256i*)dst, _mm256_blendv_epi8(src_lo, src_hi, hi_mask));
-#else
- _mm256_storeu_si256((__m256i*)dst, _mm256_slli_epi16 (dst_hi, 8) | dst_lo);
+ if (vt->ctxp)
+ ctx_parser_free (vt->ctxp);
+ //if (vt->ctx)
+ // { ctx_free (vt->ctx); }
+ free (vt->argument_buf);
+ ctx_list_remove (&vts, vt);
+ kill (vt->vtpty.pid, 9);
+ _ctx_remove_listen_fd (vt->vtpty.pty);
+ close (vt->vtpty.pty);
+#if 1
+ if (vt->title)
+ free (vt->title);
#endif
+ free (vt);
+}
- coverage += n_pix;
- dst += 32;
- }
+int vt_get_line_count (VT *vt)
+{
+ return vt->line_count;
}
-#endif
-CTX_INLINE static void
-_ctx_u8_porter_duff (CtxRasterizer *rasterizer,
- int components,
- uint8_t * dst,
- uint8_t * __restrict__ src,
- int x0,
- uint8_t * coverage,
- int count,
- CtxCompositingMode compositing_mode,
- CtxFragment fragment,
- CtxBlend blend)
+const char *vt_get_line (VT *vt, int no)
{
-#if NOT_USABLE_CTX_AVX2
- int pre_count = 0;
- if ((size_t)(dst)&31)
+ if (no >= vt->rows)
{
- pre_count = (32-(((size_t)(dst))&31))/components;
- __ctx_u8_porter_duff (rasterizer, components,
- dst, src, x0, coverage, pre_count, compositing_mode, fragment, blend);
- dst += components * pre_count;
- x0 += pre_count;
- coverage += pre_count;
- count -= pre_count;
+ CtxList *l = ctx_list_nth (vt->scrollback, no - vt->rows);
+ if (!l)
+ {
+ return "";
+ }
+ CtxString *str = l->data;
+ return str->str;
}
- if (count < 0)
- return;
- int post_count = (count & 31);
- if (src && 0)
+ else
{
- src[0]/=2;
- src[1]/=2;
- src[2]/=2;
- src[3]/=2;
+ CtxList *l = ctx_list_nth (vt->lines, no);
+ if (!l)
+ {
+ return "-";
+ }
+ CtxString *str = l->data;
+ return str->str;
}
-#if 0
- __ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count-post_count, compositing_mode,
fragment, blend);
-#else
- ctx_avx2_porter_duff (rasterizer, components, dst, src, x0, coverage, count-post_count, compositing_mode,
fragment, blend);
-#endif
- if (src && 0)
+}
+
+int vt_line_is_continuation (VT *vt, int no)
+{
+ if (no >= vt->rows)
{
- src[0]*=2;
- src[1]*=2;
- src[2]*=2;
- src[3]*=2;
+ CtxList *l = ctx_list_nth (vt->scrollback, no - vt->rows);
+ if (!l)
+ {
+ return 1;
+ }
+ VtLine *line = l->data;
+ return line->wrapped;
}
- if (post_count > 0)
+ else
{
- x0 += (count - post_count);
- dst += components * (count-post_count);
- coverage += (count - post_count);
- __ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, post_count, compositing_mode,
fragment, blend);
+ CtxList *l = ctx_list_nth (vt->lines, no);
+ if (!l)
+ {
+ return 1;
+ }
+ VtLine *line = l->data;
+ return line->wrapped;
}
-#else
- __ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count, compositing_mode, fragment,
blend);
-#endif
}
-#define _ctx_u8_porter_duffs(comp_format, components, source, fragment, blend) \
- switch (rasterizer->state->gstate.compositing_mode) \
- { \
- case CTX_COMPOSITE_SOURCE_ATOP: \
- _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count, \
- CTX_COMPOSITE_SOURCE_ATOP, fragment, blend);\
- break;\
- case CTX_COMPOSITE_DESTINATION_ATOP:\
- _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_DESTINATION_ATOP, fragment, blend);\
- break;\
- case CTX_COMPOSITE_DESTINATION_IN:\
- _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_DESTINATION_IN, fragment, blend);\
- break;\
- case CTX_COMPOSITE_DESTINATION:\
- _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_DESTINATION, fragment, blend);\
- break;\
- case CTX_COMPOSITE_SOURCE_OVER:\
- _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_SOURCE_OVER, fragment, blend);\
- break;\
- case CTX_COMPOSITE_DESTINATION_OVER:\
- _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_DESTINATION_OVER, fragment, blend);\
- break;\
- case CTX_COMPOSITE_XOR:\
- _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_XOR, fragment, blend);\
- break;\
- case CTX_COMPOSITE_DESTINATION_OUT:\
- _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_DESTINATION_OUT, fragment, blend);\
- break;\
- case CTX_COMPOSITE_SOURCE_OUT:\
- _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_SOURCE_OUT, fragment, blend);\
- break;\
- case CTX_COMPOSITE_SOURCE_IN:\
- _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_SOURCE_IN, fragment, blend);\
- break;\
- case CTX_COMPOSITE_COPY:\
- _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_COPY, fragment, blend);\
- break;\
- case CTX_COMPOSITE_CLEAR:\
- _ctx_u8_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_CLEAR, fragment, blend);\
- break;\
- }
+int vt_get_cols (VT *vt)
+{
+ return vt->cols;
+}
-/* generating one function per compositing_mode would be slightly more efficient,
- * but on embedded targets leads to slightly more code bloat,
- * here we trade off a slight amount of performance
- */
-#define ctx_u8_porter_duff(comp_format, components, source, fragment, blend) \
-static void \
-CTX_COMPOSITE_SUFFIX(ctx_##comp_format##_porter_duff_##source) (CTX_COMPOSITE_ARGUMENTS) \
-{ \
- _ctx_u8_porter_duffs(comp_format, components, source, fragment, blend);\
+int vt_get_rows (VT *vt)
+{
+ return vt->rows;
}
-ctx_u8_porter_duff(RGBA8, 4,color, NULL, rasterizer->state->gstate.blend_mode)
-ctx_u8_porter_duff(RGBA8, 4,generic, rasterizer->fragment, rasterizer->state->gstate.blend_mode)
+int vt_get_cursor_x (VT *vt)
+{
+ return vt->cursor_x;
+}
-//ctx_u8_porter_duff(comp_name, components,color_##blend_name, NULL, blend_mode)
+int vt_get_cursor_y (VT *vt)
+{
+ return vt->cursor_y;
+}
+
+static void draw_braille_bit (Ctx *ctx, float x, float y, float cw, float ch, int u, int v)
+{
+ ctx_rectangle (ctx, 0.167 * cw + x + u * cw * 0.5,
+ y - ch + 0.080 * ch + v * ch * 0.25,
+ 0.33 *cw, 0.33 * cw);
+}
+
+static void draw_sextant_bit (Ctx *ctx, float x, float y, float cw, float ch, int u, int v)
+{
+ ctx_rectangle (ctx, x + u * cw * 0.5,
+ y - ch + v * ch * 0.3333,
+ 0.5 *cw, 0.34 * ch);
+}
+
+int vt_special_glyph (Ctx *ctx, VT *vt, float x, float y, int cw, int ch, int unichar)
+{
+ switch (unichar)
+ {
+ case 0x2594: // UPPER_ONE_EIGHT_BLOCK
+ ctx_begin_path (ctx);
+ {
+ float factor = 1.0f/8.0f;
+ ctx_rectangle (ctx, x, y - ch, cw, ch * factor);
+ ctx_fill (ctx);
+ }
+ return 0;
+ case 0x2581: // LOWER_ONE_EIGHT_BLOCK:
+ ctx_begin_path (ctx);
+ {
+ float factor = 1.0f/8.0f;
+ ctx_rectangle (ctx, x, y - ch * factor, cw, ch * factor);
+ ctx_fill (ctx);
+ }
+ return 0;
+ case 0x2582: // LOWER_ONE_QUARTER_BLOCK:
+ ctx_begin_path (ctx);
+ {
+ float factor = 1.0f/4.0f;
+ ctx_rectangle (ctx, x, y - ch * factor, cw, ch * factor);
+ ctx_fill (ctx);
+ }
+ return 0;
+ case 0x2583: // LOWER_THREE_EIGHTS_BLOCK:
+ ctx_begin_path (ctx);
+ {
+ float factor = 3.0f/8.0f;
+ ctx_rectangle (ctx, x, y - ch * factor, cw, ch * factor);
+ ctx_fill (ctx);
+ }
+ return 0;
+ case 0x2585: // LOWER_FIVE_EIGHTS_BLOCK:
+ ctx_begin_path (ctx);
+ {
+ float factor = 5.0f/8.0f;
+ ctx_rectangle (ctx, x, y - ch * factor, cw, ch * factor);
+ ctx_fill (ctx);
+ }
+ return 0;
+ case 0x2586: // LOWER_THREE_QUARTERS_BLOCK:
+ ctx_begin_path (ctx);
+ {
+ float factor = 3.0f/4.0f;
+ ctx_rectangle (ctx, x, y - ch * factor, cw, ch * factor);
+ ctx_fill (ctx);
+ }
+ return 0;
+ case 0x2587: // LOWER_SEVEN_EIGHTS_BLOCK:
+ ctx_begin_path (ctx);
+ {
+ float factor = 7.0f/8.0f;
+ ctx_rectangle (ctx, x, y - ch * factor, cw, ch * factor);
+ ctx_fill (ctx);
+ }
+ return 0;
+ case 0x2589: // LEFT_SEVEN_EIGHTS_BLOCK:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch, cw*7/8, ch);
+ ctx_fill (ctx);
+ return 0;
+ case 0x258A: // LEFT_THREE_QUARTERS_BLOCK:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch, cw*3/4, ch);
+ ctx_fill (ctx);
+ return 0;
+ case 0x258B: // LEFT_FIVE_EIGHTS_BLOCK:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch, cw*5/8, ch);
+ ctx_fill (ctx);
+ return 0;
+ case 0x258D: // LEFT_THREE_EIGHTS_BLOCK:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch, cw*3/8, ch);
+ ctx_fill (ctx);
+ return 0;
+ case 0x258E: // LEFT_ONE_QUARTER_BLOCK:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch, cw/4, ch);
+ ctx_fill (ctx);
+ return 0;
+ case 0x258F: // LEFT_ONE_EIGHT_BLOCK:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch, cw/8, ch);
+ ctx_fill (ctx);
+ return 0;
+ case 0x258C: // HALF_LEFT_BLOCK:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch, cw/2, ch);
+ ctx_fill (ctx);
+ return 0;
+ case 0x2590: // HALF_RIGHT_BLOCK:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x + cw/2, y - ch, cw/2, ch);
+ ctx_fill (ctx);
+ return 0;
+ case 0x1fb8f: // VT_RIGHT_SEVEN_EIGHTS_BLOCK:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x + cw*1/8, y - ch, cw*7/8, ch);
+ ctx_fill (ctx);
+ return 0;
+ case 0x1fb8d: // VT_RIGHT_FIVE_EIGHTS_BLOCK:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x + cw*3/8, y - ch, cw*5/8, ch);
+ ctx_fill (ctx);
+ return 0;
+ case 0x1fb8b: // VT_RIGHT_ONE_QUARTER_BLOCK:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x + cw*3/4, y - ch, cw/4, ch);
+ ctx_fill (ctx);
+ return 0;
+ case 0x1fb8e: // VT_RIGHT_THREE_QUARTER_BLOCK:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x + cw*1/4, y - ch, cw*3/4, ch);
+ ctx_fill (ctx);
+ return 0;
+ case 0x2595: // VT_RIGHT_ONE_EIGHT_BLOCK:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x + cw*7/8, y - ch, cw/8, ch);
+ ctx_fill (ctx);
+ return 0;
+ case 0x2580: // HALF_UP_BLOCK:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch, cw, ch/2);
+ ctx_fill (ctx);
+ return 0;
+ case 0x2584: // _HALF_DOWN_BLOCK:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch/2, cw, ch/2);
+ ctx_fill (ctx);
+ return 0;
+ case 0x2596: // _QUADRANT LOWER LEFT
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch/2, cw/2, ch/2);
+ ctx_fill (ctx);
+ return 0;
+ case 0x2597: // _QUADRANT LOWER RIGHT
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x+cw/2, y - ch/2, cw/2, ch/2);
+ ctx_fill (ctx);
+ return 0;
+ case 0x2598: // _QUADRANT UPPER LEFT
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch, cw/2, ch/2);
+ ctx_fill (ctx);
+ return 0;
+ case 0x259D: // _QUADRANT UPPER RIGHT
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x + cw/2, y - ch, cw/2, ch/2);
+ ctx_fill (ctx);
+ return 0;
+ case 0x2599: // _QUADRANT UPPER LEFT AND LOWER LEFT AND LOWER RIGHT
+ vt_special_glyph (ctx, vt, x, y, cw, ch, 0x2598);
+ vt_special_glyph (ctx, vt, x, y, cw, ch, 0x2596);
+ vt_special_glyph (ctx, vt, x, y, cw, ch, 0x2597);
+ return 0;
+ case 0x259A: // _QUADRANT UPPER LEFT AND LOWER RIGHT
+ vt_special_glyph (ctx, vt, x, y, cw, ch, 0x2598);
+ vt_special_glyph (ctx, vt, x, y, cw, ch, 0x2597);
+ return 0;
+ case 0x259B: // _QUADRANT UPPER LEFT AND UPPER RIGHT AND LOWER LEFT
+ vt_special_glyph (ctx, vt, x, y, cw, ch, 0x2598);
+ vt_special_glyph (ctx, vt, x, y, cw, ch, 0x259D);
+ vt_special_glyph (ctx, vt, x, y, cw, ch, 0x2596);
+ return 0;
+ case 0x259C: // _QUADRANT UPPER LEFT AND UPPER RIGHT AND LOWER RIGHT
+ vt_special_glyph (ctx, vt, x, y, cw, ch, 0x2598);
+ vt_special_glyph (ctx, vt, x, y, cw, ch, 0x259D);
+ vt_special_glyph (ctx, vt, x, y, cw, ch, 0x2597);
+ return 0;
+ case 0x259E: // _QUADRANT UPPER RIGHT AND LOWER LEFT
+ vt_special_glyph (ctx, vt, x, y, cw, ch, 0x259D);
+ vt_special_glyph (ctx, vt, x, y, cw, ch, 0x2596);
+ return 0;
+ case 0x259F: // _QUADRANT UPPER RIGHT AND LOWER LEFT AND LOWER RIGHT
+ vt_special_glyph (ctx, vt, x, y, cw, ch, 0x259D);
+ vt_special_glyph (ctx, vt, x, y, cw, ch, 0x2596);
+ vt_special_glyph (ctx, vt, x, y, cw, ch, 0x2597);
+ return 0;
+ case 0x2588: // FULL_BLOCK:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch, cw, ch);
+ ctx_fill (ctx);
+ return 0;
+ case 0x2591: // LIGHT_SHADE:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch, cw, ch);
+ ctx_save (ctx);
+ ctx_global_alpha (ctx, 0.25);
+ ctx_fill (ctx);
+ ctx_restore (ctx);
+ return 0;
+ case 0x2592: // MEDIUM_SHADE:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch, cw, ch);
+ ctx_save (ctx);
+ ctx_global_alpha (ctx, 0.5);
+ ctx_fill (ctx);
+ ctx_restore (ctx);
+ return 0;
+ case 0x2593: // DARK SHADE:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch, cw, ch);
+ ctx_save (ctx);
+ ctx_global_alpha (ctx, 0.75);
+ ctx_fill (ctx);
+ ctx_restore (ctx);
+ return 0;
+ case 0x23BA: //HORIZONTAL_SCANLINE-1
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch + ch*0.1 - ch * 0.1,
+ cw, ch * 0.1);
+ ctx_fill (ctx);
+ return 0;
+ case 0x23BB: //HORIZONTAL_SCANLINE-3
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch + ch*0.3 - ch * 0.075,
+ cw, ch * 0.1);
+ ctx_fill (ctx);
+ return 0;
+ case 0x23BC: //HORIZONTAL_SCANLINE-7
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch + ch*0.7 - ch * 0.025,
+ cw, ch * 0.1);
+ ctx_fill (ctx);
+ return 0;
+ case 0x23BD: //HORIZONTAL_SCANLINE-9
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch + ch*0.9 + ch * 0.0,
+ cw, ch * 0.1);
+ ctx_fill (ctx);
+ return 0;
+ case 0x2500: //VT_BOX_DRAWINGS_LIGHT_HORIZONTAL // and scanline 5
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch/2 - ch * 0.1 / 2, cw, ch * 0.1);
+ ctx_fill (ctx);
+ return 0;
+ case 0x2212: // minus -sign
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x + cw * 0.1, y - ch/2 - ch * 0.1 / 2, cw * 0.8, ch * 0.1);
+ ctx_fill (ctx);
+ return 0;
+ case 0x2502: // VT_BOX_DRAWINGS_LIGHT_VERTICAL:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x + cw/2 - ch * 0.1 / 2, y - ch, ch * 0.1, ch + 1);
+ ctx_fill (ctx);
+ return 0;
+ case 0x250c: //VT_BOX_DRAWINGS_LIGHT_DOWN_AND_RIGHT:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x + cw/2 - ch * 0.1 / 2, y - ch/2 - ch*0.1/2, ch * 0.1, ch/2 + ch*0.1);
+ ctx_fill (ctx);
+ ctx_rectangle (ctx, x + cw/2 - ch * 0.1 / 2, y - ch/2 - ch*0.1/2, cw/2+ ch * 0.1, ch*0.1);
+ ctx_fill (ctx);
+ return 0;
+ case 0x2510: //VT_BOX_DRAWINGS_LIGHT_DOWN_AND_LEFT:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x + cw/2 - ch * 0.1 / 2, y - ch/2 - ch*0.1/2, ch * 0.1, ch/2 + ch*0.1);
+ ctx_fill (ctx);
+ ctx_rectangle (ctx, x, y - ch/2 - ch*0.1/2, cw/2+ ch * 0.1/2, ch*0.1);
+ ctx_fill (ctx);
+ return 0;
+ case 0x2514: //VT_BOX_DRAWINGS_LIGHT_UP_AND_RIGHT:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x + cw/2 - ch * 0.1 / 2, y - ch, ch * 0.1, ch/2+ch*0.1/2);
+ ctx_fill (ctx);
+ ctx_rectangle (ctx, x + cw/2 - ch * 0.1 / 2, y - ch/2 - ch*0.1/2, cw/2 + ch * 0.1, ch*0.1);
+ ctx_fill (ctx);
+ return 0;
+ case 0x2518: //VT_BOX_DRAWINGS_LIGHT_UP_AND_LEFT:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x + cw/2 - ch * 0.1 / 2, y - ch, ch * 0.1, ch/2+ ch*0.1/2);
+ ctx_fill (ctx);
+ ctx_rectangle (ctx, x, y - ch/2-ch*0.1/2, cw/2+ch * 0.1/2, ch*0.1);
+ ctx_fill (ctx);
+ return 0;
+ case 0x251C: //VT_BOX_DRAWINGS_LIGHT_VERTICAL_AND_RIGHT:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x + cw/2 - ch * 0.1 / 2, y - ch/2-ch*0.1/2, cw/2+ch * 0.1, ch*0.1);
+ ctx_fill (ctx);
+ ctx_rectangle (ctx, x + cw/2 - ch * 0.1 / 2, y - ch, ch * 0.1, ch);
+ ctx_fill (ctx);
+ return 0;
+ case 0x2524: //VT_BOX_DRAWINGS_LIGHT_VERTICAL_AND_LEFT:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x + cw/2 - ch * 0.1 / 2, y - ch, ch * 0.1, ch);
+ ctx_fill (ctx);
+ ctx_rectangle (ctx, x, y - ch/2-ch*0.1/2, cw/2+ch * 0.1/2, ch*0.1);
+ ctx_fill (ctx);
+ return 0;
+ case 0x252C: // VT_BOX_DRAWINGS_LIGHT_DOWN_AND_HORIZONTAL:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x + cw/2 - ch * 0.1 / 2, y - ch/2-ch*0.1/2, ch * 0.1, ch/2+ch*0.1);
+ ctx_fill (ctx);
+ ctx_rectangle (ctx, x, y - ch/2 - ch * 0.1 / 2, cw, ch * 0.1);
+ ctx_fill (ctx);
+ return 0;
+ case 0x2534: // VT_BOX_DRAWINGS_LIGHT_UP_AND_HORIZONTAL:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch/2 - ch * 0.1 / 2, cw, ch * 0.1);
+ ctx_fill (ctx);
+ ctx_rectangle (ctx, x + cw/2 - ch * 0.1 / 2, y - ch, ch * 0.1, ch /2+ch*0.1/2);
+ ctx_fill (ctx);
+ return 0;
+ case 0x253C: // VT_BOX_DRAWINGS_LIGHT_VERTICAL_AND_HORIZONTAL:
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx, x, y - ch/2 - ch * 0.1 / 2, cw, ch * 0.1);
+ ctx_fill (ctx);
+ ctx_rectangle (ctx, x + cw/2 - ch * 0.1 / 2, y - ch, ch * 0.1, ch);
+ ctx_fill (ctx);
+ return 0;
+ case 0xe0a0: // PowerLine branch
+ ctx_save (ctx);
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x+cw/2, y - 0.15 * ch);
+ ctx_rel_line_to (ctx, -cw/3, -ch * 0.7);
+ ctx_rel_line_to (ctx, cw/2, 0);
+ ctx_rel_line_to (ctx, -cw/3, ch * 0.7);
+ ctx_line_width (ctx, cw * 0.25);
+ ctx_stroke (ctx);
+ ctx_restore (ctx);
+ break;
+ // case 0xe0a1: // PowerLine LN
+ // case 0xe0a2: // PowerLine Lock
+ case 0xe0b0: // PowerLine left solid
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw, ch/2);
+ ctx_fill (ctx);
+ return 0;
+ case 0xe0b1: // PowerLine left line
+ ctx_save (ctx);
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y - ch * 0.1);
+ ctx_rel_line_to (ctx, cw * 0.9, -ch/2 * 0.8);
+ ctx_rel_line_to (ctx, -cw * 0.9, -ch/2 * 0.8);
+ ctx_line_width (ctx, cw * 0.2);
+ ctx_stroke (ctx);
+ ctx_restore (ctx);
+ return 0;
+ case 0xe0b2: // PowerLine Right solid
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, -cw, -ch/2);
+ ctx_rel_line_to (ctx, cw, -ch/2);
+ ctx_fill (ctx);
+ return 0;
+ case 0xe0b3: // PowerLine right line
+ ctx_save (ctx);
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y - ch * 0.1);
+ ctx_rel_move_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, -cw * 0.9, -ch/2 * 0.8);
+ ctx_rel_line_to (ctx, cw * 0.9, ch/2 * 0.8);
+ ctx_line_width (ctx, cw * 0.2);
+ ctx_stroke (ctx);
+ ctx_restore (ctx);
+ return 0;
+ /*
+ case 0x1fb70: // left triangular one quarter block
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw/2, -ch/2);
+ ctx_fill (ctx);
+ return 0;
+ case 0x1fb72: // right triangular one quarter block
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, cw/2, -ch/2);
+ ctx_rel_line_to (ctx, cw/2, -ch/2);
+ ctx_rel_line_to (ctx, 0, ch);
+ ctx_fill (ctx);
+ return 0;
+ case 0x1fb73: // lower triangular one quarter block
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, cw/2, -ch/2);
+ ctx_rel_line_to (ctx, cw/2, ch/2);
+ ctx_fill (ctx);
+ return 0;
+ case 0x1fb71: // upper triangular one quarter block
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, cw/2, -ch/2);
+ ctx_rel_line_to (ctx, -cw/2, -ch/2);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ */
+ case 0x25E2: // VT_BLACK_LOWER_RIGHT_TRIANGLE:
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, cw, -ch);
+ ctx_rel_line_to (ctx, 0, ch);
+ ctx_fill (ctx);
+ return 0;
+ case 0x25E3: // VT_BLACK_LOWER_LEFT_TRIANGLE:
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw, ch);
+ ctx_fill (ctx);
+ return 0;
+ case 0x25E4: // tri
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ case 0x25E5: // tri
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y - ch);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, 0, ch);
+ ctx_fill (ctx);
+ return 0;
+ case 0x2800:
+ case 0x2801:
+ case 0x2802:
+ case 0x2803:
+ case 0x2804:
+ case 0x2805:
+ case 0x2806:
+ case 0x2807:
+ case 0x2808:
+ case 0x2809:
+ case 0x280A:
+ case 0x280B:
+ case 0x280C:
+ case 0x280D:
+ case 0x280E:
+ case 0x280F:
+ case 0x2810:
+ case 0x2811:
+ case 0x2812:
+ case 0x2813:
+ case 0x2814:
+ case 0x2815:
+ case 0x2816:
+ case 0x2817:
+ case 0x2818:
+ case 0x2819:
+ case 0x281A:
+ case 0x281B:
+ case 0x281C:
+ case 0x281D:
+ case 0x281E:
+ case 0x281F:
+ case 0x2820:
+ case 0x2821:
+ case 0x2822:
+ case 0x2823:
+ case 0x2824:
+ case 0x2825:
+ case 0x2826:
+ case 0x2827:
+ case 0x2828:
+ case 0x2829:
+ case 0x282A:
+ case 0x282B:
+ case 0x282C:
+ case 0x282D:
+ case 0x282E:
+ case 0x282F:
+ case 0x2830:
+ case 0x2831:
+ case 0x2832:
+ case 0x2833:
+ case 0x2834:
+ case 0x2835:
+ case 0x2836:
+ case 0x2837:
+ case 0x2838:
+ case 0x2839:
+ case 0x283A:
+ case 0x283B:
+ case 0x283C:
+ case 0x283D:
+ case 0x283E:
+ case 0x283F:
+ ctx_begin_path (ctx);
+ {
+ int bit_pattern = unichar - 0x2800;
+ int bit = 0;
+ int u = 0;
+ int v = 0;
+ for (bit = 0; bit < 6; bit++)
+ {
+ if (bit_pattern & (1<<bit) )
+ {
+ draw_braille_bit (ctx, x, y, cw, ch, u, v);
+ }
+ v++;
+ if (v > 2)
+ {
+ v = 0;
+ u++;
+ }
+ }
+ }
+ ctx_fill (ctx);
+ return 0;
+ case 0x2840:
+ case 0x2841:
+ case 0x2842:
+ case 0x2843:
+ case 0x2844:
+ case 0x2845:
+ case 0x2846:
+ case 0x2847:
+ case 0x2848:
+ case 0x2849:
+ case 0x284A:
+ case 0x284B:
+ case 0x284C:
+ case 0x284D:
+ case 0x284E:
+ case 0x284F:
+ case 0x2850:
+ case 0x2851:
+ case 0x2852:
+ case 0x2853:
+ case 0x2854:
+ case 0x2855:
+ case 0x2856:
+ case 0x2857:
+ case 0x2858:
+ case 0x2859:
+ case 0x285A:
+ case 0x285B:
+ case 0x285C:
+ case 0x285D:
+ case 0x285E:
+ case 0x285F:
+ case 0x2860:
+ case 0x2861:
+ case 0x2862:
+ case 0x2863:
+ case 0x2864:
+ case 0x2865:
+ case 0x2866:
+ case 0x2867:
+ case 0x2868:
+ case 0x2869:
+ case 0x286A:
+ case 0x286B:
+ case 0x286C:
+ case 0x286D:
+ case 0x286E:
+ case 0x286F:
+ case 0x2870:
+ case 0x2871:
+ case 0x2872:
+ case 0x2873:
+ case 0x2874:
+ case 0x2875:
+ case 0x2876:
+ case 0x2877:
+ case 0x2878:
+ case 0x2879:
+ case 0x287A:
+ case 0x287B:
+ case 0x287C:
+ case 0x287D:
+ case 0x287E:
+ case 0x287F:
+ ctx_begin_path (ctx);
+ draw_braille_bit (ctx, x, y, cw, ch, 0, 3);
+ {
+ int bit_pattern = unichar - 0x2840;
+ int bit = 0;
+ int u = 0;
+ int v = 0;
+ for (bit = 0; bit < 6; bit++)
+ {
+ if (bit_pattern & (1<<bit) )
+ {
+ draw_braille_bit (ctx, x, y, cw, ch, u, v);
+ }
+ v++;
+ if (v > 2)
+ {
+ v = 0;
+ u++;
+ }
+ }
+ }
+ ctx_fill (ctx);
+ return 0;
+ case 0x2880:
+ case 0x2881:
+ case 0x2882:
+ case 0x2883:
+ case 0x2884:
+ case 0x2885:
+ case 0x2886:
+ case 0x2887:
+ case 0x2888:
+ case 0x2889:
+ case 0x288A:
+ case 0x288B:
+ case 0x288C:
+ case 0x288D:
+ case 0x288E:
+ case 0x288F:
+ case 0x2890:
+ case 0x2891:
+ case 0x2892:
+ case 0x2893:
+ case 0x2894:
+ case 0x2895:
+ case 0x2896:
+ case 0x2897:
+ case 0x2898:
+ case 0x2899:
+ case 0x289A:
+ case 0x289B:
+ case 0x289C:
+ case 0x289D:
+ case 0x289E:
+ case 0x289F:
+ case 0x28A0:
+ case 0x28A1:
+ case 0x28A2:
+ case 0x28A3:
+ case 0x28A4:
+ case 0x28A5:
+ case 0x28A6:
+ case 0x28A7:
+ case 0x28A8:
+ case 0x28A9:
+ case 0x28AA:
+ case 0x28AB:
+ case 0x28AC:
+ case 0x28AD:
+ case 0x28AE:
+ case 0x28AF:
+ case 0x28B0:
+ case 0x28B1:
+ case 0x28B2:
+ case 0x28B3:
+ case 0x28B4:
+ case 0x28B5:
+ case 0x28B6:
+ case 0x28B7:
+ case 0x28B8:
+ case 0x28B9:
+ case 0x28BA:
+ case 0x28BB:
+ case 0x28BC:
+ case 0x28BD:
+ case 0x28BE:
+ case 0x28BF:
+ ctx_begin_path (ctx);
+ draw_braille_bit (ctx, x, y, cw, ch, 1, 3);
+ {
+ int bit_pattern = unichar - 0x2880;
+ int bit = 0;
+ int u = 0;
+ int v = 0;
+ for (bit = 0; bit < 6; bit++)
+ {
+ if (bit_pattern & (1<<bit) )
+ {
+ draw_braille_bit (ctx, x, y, cw, ch, u, v);
+ }
+ v++;
+ if (v > 2)
+ {
+ v = 0;
+ u++;
+ }
+ }
+ }
+ ctx_fill (ctx);
+ return 0;
+ case 0x28C0:
+ case 0x28C1:
+ case 0x28C2:
+ case 0x28C3:
+ case 0x28C4:
+ case 0x28C5:
+ case 0x28C6:
+ case 0x28C7:
+ case 0x28C8:
+ case 0x28C9:
+ case 0x28CA:
+ case 0x28CB:
+ case 0x28CC:
+ case 0x28CD:
+ case 0x28CE:
+ case 0x28CF:
+ case 0x28D0:
+ case 0x28D1:
+ case 0x28D2:
+ case 0x28D3:
+ case 0x28D4:
+ case 0x28D5:
+ case 0x28D6:
+ case 0x28D7:
+ case 0x28D8:
+ case 0x28D9:
+ case 0x28DA:
+ case 0x28DB:
+ case 0x28DC:
+ case 0x28DD:
+ case 0x28DE:
+ case 0x28DF:
+ case 0x28E0:
+ case 0x28E1:
+ case 0x28E2:
+ case 0x28E3:
+ case 0x28E4:
+ case 0x28E5:
+ case 0x28E6:
+ case 0x28E7:
+ case 0x28E8:
+ case 0x28E9:
+ case 0x28EA:
+ case 0x28EB:
+ case 0x28EC:
+ case 0x28ED:
+ case 0x28EE:
+ case 0x28EF:
+ case 0x28F0:
+ case 0x28F1:
+ case 0x28F2:
+ case 0x28F3:
+ case 0x28F4:
+ case 0x28F5:
+ case 0x28F6:
+ case 0x28F7:
+ case 0x28F8:
+ case 0x28F9:
+ case 0x28FA:
+ case 0x28FB:
+ case 0x28FC:
+ case 0x28FD:
+ case 0x28FE:
+ case 0x28FF:
+ ctx_begin_path (ctx);
+ draw_braille_bit (ctx, x, y, cw, ch, 0, 3);
+ draw_braille_bit (ctx, x, y, cw, ch, 1, 3);
+ {
+ int bit_pattern = unichar - 0x28C0;
+ int bit = 0;
+ int u = 0;
+ int v = 0;
+ for (bit = 0; bit < 6; bit++)
+ {
+ if (bit_pattern & (1<<bit) )
+ {
+ draw_braille_bit (ctx, x, y, cw, ch, u, v);
+ }
+ v++;
+ if (v > 2)
+ {
+ v = 0;
+ u++;
+ }
+ }
+ }
+ ctx_fill (ctx);
+ return 0;
+ case 0x1fb00:
+ case 0x1fb01:
+ case 0x1fb02:
+ case 0x1fb03:
+ case 0x1fb04:
+ case 0x1fb05:
+ case 0x1fb06:
+ case 0x1fb07:
+ case 0x1fb08:
+ case 0x1fb09:
+ case 0x1fb0a:
+ case 0x1fb0b:
+ case 0x1fb0c:
+ case 0x1fb0d:
+ case 0x1fb0e:
+ case 0x1fb0f:
+ case 0x1fb10:
+ case 0x1fb11:
+ case 0x1fb12:
+ case 0x1fb13:
+ case 0x1fb14:
+ case 0x1fb15:
+ case 0x1fb16:
+ case 0x1fb17:
+ case 0x1fb18:
+ case 0x1fb19:
+ case 0x1fb1a:
+ case 0x1fb1b:
+ case 0x1fb1c:
+ case 0x1fb1d:
+ case 0x1fb1e:
+ case 0x1fb1f:
+ case 0x1fb20:
+ case 0x1fb21:
+ case 0x1fb22:
+ case 0x1fb23:
+ case 0x1fb24:
+ case 0x1fb25:
+ case 0x1fb26:
+ case 0x1fb27:
+ case 0x1fb28:
+ case 0x1fb29:
+ case 0x1fb2a:
+ case 0x1fb2b:
+ case 0x1fb2c:
+ case 0x1fb2d:
+ case 0x1fb2e:
+ case 0x1fb2f:
+ case 0x1fb30:
+ case 0x1fb31:
+ case 0x1fb32:
+ case 0x1fb33:
+ case 0x1fb34:
+ case 0x1fb35:
+ case 0x1fb36:
+ case 0x1fb37:
+ case 0x1fb38:
+ case 0x1fb39:
+ case 0x1fb3a:
+ case 0x1fb3b:
+
+ {
+ ctx_begin_path (ctx);
+ uint32_t bitmask = (unichar - 0x1fb00) + 1;
+ if (bitmask > 20) bitmask ++;
+ if (bitmask > 41) bitmask ++;
+ int bit = 0;
+ for (int v = 0; v < 3; v ++)
+ for (int u = 0; u < 2; u ++, bit ++)
+ {
+ if (bitmask & (1<<bit))
+ {
+ draw_sextant_bit (ctx, x, y, cw, ch, u, v);
+ }
+ }
+ ctx_fill (ctx);
+ return 0;
+ }
+ break;
+ case 0x1fb3c:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch / 3.0f);
+ ctx_rel_line_to (ctx, cw/2, ch/3.0f);
+ ctx_fill (ctx);
+ return 0;
+ }
+ break;
+ case 0x1fb3d:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch/3.0f);
+ ctx_rel_line_to (ctx, cw, ch/3.0f);
+ ctx_fill (ctx);
+ return 0;
+ }
+ break;
+ case 0x1fb3e:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch/3.0f * 2);
+ ctx_rel_line_to (ctx, cw/2, ch/3.0f * 2);
+ ctx_fill (ctx);
+ return 0;
+ }
+ break;
+ case 0x1fb3f:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch/3.0f * 2);
+ ctx_rel_line_to (ctx, cw, ch/3.0f * 2);
+ ctx_fill (ctx);
+ return 0;
+ }
+ break;
+ case 0x1fb40:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw/2, ch);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb41:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch/3.0*2);
+ ctx_rel_line_to (ctx, cw/2, -ch/3.0);
+ ctx_rel_line_to (ctx, cw/2, 0);
+ ctx_rel_line_to (ctx, 0.0, ch);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb42:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch/3.0*2);
+ ctx_rel_line_to (ctx, cw, -ch/3.0);
+ ctx_rel_line_to (ctx, 0.0, ch);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb43:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch/3.0f);
+ ctx_rel_line_to (ctx, cw/2, -ch/3.0f*2.0f);
+ ctx_rel_line_to (ctx, cw/2, 0);
+ ctx_rel_line_to (ctx, 0.0, ch);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb44:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch/3.0);
+ ctx_rel_line_to (ctx, cw, -ch/3.0 * 2);
+ ctx_rel_line_to (ctx, 0.0, ch);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb45:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, cw/2, -ch);
+ ctx_rel_line_to (ctx, cw/2, 0);
+ ctx_rel_line_to (ctx, 0.0, ch);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb46:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch/3.0);
+ ctx_rel_line_to (ctx, cw, -ch/3.0);
+ ctx_rel_line_to (ctx, 0.0, ch/3.0*2);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb47:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, cw/2, 0);
+ ctx_rel_line_to (ctx, cw/2, -ch/3.0);
+ ctx_rel_line_to (ctx, 0.0, ch/3.0);
+ ctx_rel_line_to (ctx, -cw/2, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb48:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, cw, -ch/3.0);
+ ctx_rel_line_to (ctx, 0.0, ch/3.0);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb49:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, cw/2, 0);
+ ctx_rel_line_to (ctx, cw/2, -ch/3.0*2);
+ ctx_rel_line_to (ctx, 0.0, ch/3.0*2);
+ ctx_rel_line_to (ctx, -cw/2, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb4a:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, cw, -ch/3.0*2);
+ ctx_rel_line_to (ctx, 0.0, ch/3.0*2);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb4b:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw/2, 0);
+ ctx_rel_line_to (ctx, cw/2, ch/3);
+ ctx_rel_line_to (ctx, 0, ch/3.0*2);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb4c:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw, ch/3);
+ ctx_rel_line_to (ctx, 0, ch/3.0*2);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb4d:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw, ch/3);
+ ctx_rel_line_to (ctx, 0, ch/3.0*2);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb4e:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw/2, 0);
+ ctx_rel_line_to (ctx, cw/2, ch/3 * 2);
+ ctx_rel_line_to (ctx, 0, ch/3.0);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb4f:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw, ch/3 * 2);
+ ctx_rel_line_to (ctx, 0, ch/3.0);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb50:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw/2, 0);
+ ctx_rel_line_to (ctx, cw/2, ch);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb51:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch/3.0*2);
+ ctx_rel_line_to (ctx, cw, ch/3.0);
+ ctx_rel_line_to (ctx, 0, ch/3.0);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb52:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, 0, -ch/3.0);
+ ctx_rel_line_to (ctx, 0, -ch/3.0*2);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, 0, ch);
+ ctx_rel_line_to (ctx, -cw/2, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb53:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, 0, -ch/3.0);
+ ctx_rel_line_to (ctx, 0, -ch/3.0*2);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, 0, ch);
+ ctx_rel_line_to (ctx, -cw, -ch/3.0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb54:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, 0, -ch/3.0*2);
+ ctx_rel_line_to (ctx, 0, -ch/3.0);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, 0, ch);
+ ctx_rel_line_to (ctx, -cw/2, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb55:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, 0, -ch/3.0*2);
+ ctx_rel_line_to (ctx, 0, -ch/3.0);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, 0, ch);
+ ctx_rel_line_to (ctx, -cw, -ch/3.0*2);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb56:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, 0, ch);
+ ctx_rel_line_to (ctx, -cw/2, 0);
+ ctx_rel_line_to (ctx, -cw/2, -ch);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb57:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, 0, -ch/3.0*2);
+ ctx_rel_line_to (ctx, 0, -ch/3);
+ ctx_rel_line_to (ctx, cw/2, 0);
+ ctx_rel_line_to (ctx, -cw/2, ch/3);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb58:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, 0, -ch/3.0*2);
+ ctx_rel_line_to (ctx, 0, -ch/3);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, -cw, ch/3);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb59:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, 0, -ch/3.0);
+ ctx_rel_line_to (ctx, 0, -ch/3.0*2);
+ ctx_rel_line_to (ctx, cw/2, 0);
+ ctx_rel_line_to (ctx, -cw/2, ch/3 * 2);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb5a:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, 0, -ch/3.0);
+ ctx_rel_line_to (ctx, 0, -ch/3.0*2);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, -cw, ch/3 * 2);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb5b:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw/2, 0);
+ ctx_rel_line_to (ctx, -cw/2, ch);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb5c:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, 0, -ch/3);
+
+ ctx_rel_line_to (ctx, 0, -ch/3.0*2);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, 0, ch/3);
+ ctx_rel_line_to (ctx, -cw, ch/3);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb5d:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, 0, ch/3 * 2);
+ ctx_rel_line_to (ctx, -cw/2, ch/3);
+ ctx_rel_line_to (ctx, -cw/2, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb5e:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, 0, ch/3 * 2);
+ ctx_rel_line_to (ctx, -cw, ch/3);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb5f:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, 0, ch/3);
+ ctx_rel_line_to (ctx, -cw/2, ch/3*2);
+ ctx_rel_line_to (ctx, -cw/2, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb60:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, 0, ch/3);
+ ctx_rel_line_to (ctx, -cw, ch/3*2);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb61:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, -cw/2, ch);
+ ctx_rel_line_to (ctx, -cw/2, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb62:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, cw/2, -ch);
+ ctx_rel_line_to (ctx, cw/2, 0);
+ ctx_rel_line_to (ctx, 0, ch/3);
+ ctx_rel_line_to (ctx, -cw/2, -ch/3);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb63:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, 0, ch/3);
+ ctx_rel_line_to (ctx, -cw, -ch/3);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb64:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, cw/2, -ch);
+ ctx_rel_line_to (ctx, cw/2, 0);
+ ctx_rel_line_to (ctx, 0, ch/3*2);
+ ctx_rel_line_to (ctx, -cw/2, -ch/3*2);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb65:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, 0, ch/3*2);
+ ctx_rel_line_to (ctx, -cw, -ch/3*2);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb66:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, cw/2, -ch);
+ ctx_rel_line_to (ctx, cw/2, 0);
+ ctx_rel_line_to (ctx, 0, ch);
+ ctx_rel_line_to (ctx, -cw/2, -ch);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb67:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, 0, -ch/3.0*2);
+ ctx_rel_line_to (ctx, 0, -ch/3);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, 0, ch/3.0*2);
+ ctx_rel_line_to (ctx, -cw, -ch/3.0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb68:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, cw/2, -ch/2);
+ ctx_rel_line_to (ctx, -cw/2, -ch/2);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, 0, ch);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb69:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw/2, ch/2);
+ ctx_rel_line_to (ctx, cw/2, -ch/2);
+ ctx_rel_line_to (ctx, 0, ch);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb6a:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, -cw/2, ch/2);
+ ctx_rel_line_to (ctx, cw/2, ch/2);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb6b:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, 0, ch);
+ ctx_rel_line_to (ctx, -cw/2, -ch/2);
+ ctx_rel_line_to (ctx, -cw/2, ch/2);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb6c:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw/2, ch/2);
+ ctx_rel_line_to (ctx, -cw/2, ch/2);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb6d:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, -cw/2, ch/2);
+ ctx_rel_line_to (ctx, -cw/2, -ch/2);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb6e:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, cw, -ch);
+ ctx_rel_line_to (ctx, 0, ch);
+ ctx_rel_line_to (ctx, -cw/2, -ch/2);
+ ctx_rel_line_to (ctx, cw/2, -ch/2);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb6f:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, cw/2, -ch/2);
+ ctx_rel_line_to (ctx, cw/2, ch/2);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb82:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, 0, -ch/8 * 2);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_move_to (ctx, 0, ch/8 * 2);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb83:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, 0, -ch/8 * 3);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_move_to (ctx, 0, ch/8 * 3);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb84:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, 0, -ch/8 * 5);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_move_to (ctx, 0, ch/8 * 5);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb85:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, 0, -ch/8 * 6);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_move_to (ctx, 0, ch/8 * 6);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb86:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, 0, -ch/8 * 7);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_rel_move_to (ctx, 0, ch/8 * 7);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb87:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, cw/8*6, 0);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_move_to (ctx, cw/8*2, 0);
+ ctx_rel_line_to (ctx, 0, ch);
+ ctx_rel_move_to (ctx, -cw/8*2, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb88:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, cw/8*5, 0);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_move_to (ctx, cw/8*3, 0);
+ ctx_rel_line_to (ctx, 0, ch);
+ ctx_rel_move_to (ctx, -cw/8*3, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb89:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, cw/8*3, 0);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_move_to (ctx, cw/8*5, 0);
+ ctx_rel_line_to (ctx, 0, ch);
+ ctx_rel_move_to (ctx, -cw/8*5, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb8a:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_move_to (ctx, cw/8*2, 0);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_move_to (ctx, cw/8*6, 0);
+ ctx_rel_line_to (ctx, 0, ch);
+ ctx_rel_move_to (ctx, -cw/8*6, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb97:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch/4);
+ ctx_rel_move_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, 0, ch/4);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_close_path (ctx);
+ ctx_move_to (ctx, 0, -ch/2);
+ ctx_rel_line_to (ctx, 0, -ch/4);
+ ctx_rel_move_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, 0, ch/4);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb9a:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, cw/2, -ch/2);
+ ctx_rel_line_to (ctx, -cw/2, -ch/2);
+ ctx_rel_move_to (ctx, cw, 0);
+ ctx_rel_line_to (ctx, -cw/2, ch/2);
+ ctx_rel_line_to (ctx, cw/2, ch/2);
+ ctx_rel_line_to (ctx, -cw, 0);
+ ctx_fill (ctx);
+ return 0;
+ }
+ case 0x1fb9b:
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x, y);
+ ctx_rel_line_to (ctx, 0, -ch);
+ ctx_rel_line_to (ctx, cw/2, ch/2);
+ ctx_rel_line_to (ctx, cw/2, -ch/2);
+ ctx_rel_line_to (ctx, 0, ch);
+ ctx_rel_line_to (ctx, -cw/2, -ch/2);
+ ctx_rel_line_to (ctx, -cw/2, ch/2);
+ ctx_fill (ctx);
+ return 0;
+ }
-static void
-CTX_COMPOSITE_SUFFIX(ctx_RGBA8_nop) (CTX_COMPOSITE_ARGUMENTS)
-{
+ }
+ return -1;
}
-
-static void
-ctx_setup_RGBA8 (CtxRasterizer *rasterizer)
+void vt_ctx_glyph (Ctx *ctx, VT *vt, float x, float y, int unichar, int bold, float scale_x, float scale_y,
float offset_y)
{
- CtxGState *gstate = &rasterizer->state->gstate;
- int components = 4;
- rasterizer->fragment = ctx_rasterizer_get_fragment_RGBA8 (rasterizer);
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_RGBA8_porter_duff_generic);
-
-#if 1
- if (gstate->compositing_mode == CTX_COMPOSITE_CLEAR)
- {
- rasterizer->comp_op = ctx_RGBA8_clear_normal;
+ int did_save = 0;
+ if (unichar <= ' ')
return;
- }
-#endif
-
+ scale_x *= vt->scale_x;
+ scale_y *= vt->scale_y;
-#if CTX_INLINED_GRADIENTS
-#if CTX_GRADIENTS
- if (gstate->source_fill.type == CTX_SOURCE_LINEAR_GRADIENT &&
- gstate->blend_mode == CTX_BLEND_NORMAL &&
- gstate->compositing_mode == CTX_COMPOSITE_SOURCE_OVER)
- {
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_RGBA8_source_over_normal_linear_gradient);
- return;
- }
- if (gstate->source_fill.type == CTX_SOURCE_RADIAL_GRADIENT &&
- gstate->blend_mode == CTX_BLEND_NORMAL &&
- gstate->compositing_mode == CTX_COMPOSITE_SOURCE_OVER)
+ if (!ctx_renderer_is_term (ctx))
{
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX (ctx_RGBA8_source_over_normal_radial_gradient);
- return;
+ // TODO : use our own special glyphs when glyphs are not passed through
+ if (!vt_special_glyph (ctx, vt, x, y + offset_y * vt->ch, vt->cw * scale_x, vt->ch * scale_y, unichar) )
+ return;
}
-#endif
-#endif
- if (gstate->source_fill.type == CTX_SOURCE_COLOR)
+ if (scale_x != 1.0 || scale_y != 1.0)
{
- ctx_color_get_rgba8 (rasterizer->state, &gstate->source_fill.color, rasterizer->color);
- if (gstate->global_alpha_u8 != 255)
- rasterizer->color[components-1] = (rasterizer->color[components-1] * gstate->global_alpha_u8)/255;
- if (rasterizer->swap_red_green)
+ if (!did_save)
{
- uint8_t *rgba = (uint8_t*)&rasterizer->color[0];
- uint8_t tmp = rgba[0];
- rgba[0] = rgba[2];
- rgba[2] = tmp;
+ ctx_save (ctx);
+ did_save = 1;
}
- switch (gstate->blend_mode)
- {
- case CTX_BLEND_NORMAL:
- if (gstate->compositing_mode == CTX_COMPOSITE_COPY)
- {
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_RGBA8_copy_normal);
- return;
- }
- else if (gstate->global_alpha_u8 == 0)
- {
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_RGBA8_nop);
- }
- else if (gstate->compositing_mode == CTX_COMPOSITE_SOURCE_OVER)
- {
- if (rasterizer->color[components-1] == 0)
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_RGBA8_nop);
- else if (rasterizer->color[components-1] == 255)
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_RGBA8_source_over_normal_color_solid);
- else
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_RGBA8_source_over_normal_color);
- }
- break;
- default:
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_RGBA8_porter_duff_color);
- break;
+ ctx_translate (ctx, x, y);
+ ctx_scale (ctx, scale_x, scale_y);
+ ctx_translate (ctx, -x, -y);
}
- //rasterizer->comp_op = ctx_RGBA8_porter_duff_color; // XXX overide to make all go
- // through generic code path
- rasterizer->fragment = NULL;
- return;
- }
-
-
-#if 1
- if (gstate->blend_mode == CTX_BLEND_NORMAL &&
- gstate->compositing_mode == CTX_COMPOSITE_SOURCE_OVER &&
- rasterizer->fragment)
+ if (offset_y != 0.0f)
{
- // only really valid for image sources
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_RGBA8_source_over_normal_fragment);
- return;
+ if (!did_save)
+ {
+ ctx_save (ctx);
+ did_save = 1;
+ }
+ ctx_translate (ctx, 0, vt->font_size * offset_y);
}
-#endif
+ y -= vt->font_size * 0.22;
+ if (bold
+ && !ctx_renderer_is_term (ctx)
+ )
+ {
+ ctx_move_to (ctx, x - vt->font_size/30.0, y);
+ //ctx_line_width (ctx, vt->font_size/30.0);
+ ctx_glyph (ctx, unichar, 0);
+ }
+ ctx_move_to (ctx, x, y);
+ ctx_glyph (ctx, unichar, 0);
+ if (did_save)
+ ctx_restore (ctx);
}
-/*
- * we could use this instead of NULL in the pixfmt table - but such dispatch
- * is slightly slower
+//static uint8_t palette[256][3];
+
+/* optimized for ANSI ART - and avoidance of human metamers
+ * among color deficient vision - by distributing and pertubating
+ * until all 64 combinations - sans self application, have
+ * likely to be discernable by humans.
*/
-inline static void
-ctx_composite_direct (CTX_COMPOSITE_ARGUMENTS)
+
+
+void vt_ctx_get_color (VT *vt, int no, int intensity, uint8_t *rgba)
{
- rasterizer->comp_op (rasterizer, dst, rasterizer->color, x0, coverage, count);
+ uint8_t r = 0, g = 0, b = 0;
+ if (no < 16 && no >= 0)
+ {
+ switch (intensity)
+ {
+ case 0:
+ no = 0;
+ break;
+ case 1:
+ // 15 becomes 7
+ if (no == 15) { no = 8; }
+ else if (no > 8) { no -= 8; }
+ break;
+ case 2:
+ /* give the normal color special treatment, and in really normal
+ * cirumstances it is the dim variant of foreground that is used
+ */
+ if (no == 15) { no = 7; }
+ break;
+ case 3:
+ case 4:
+ if (no < 8)
+ { no += 8; }
+ break;
+ default:
+ break;
+ }
+ r = palettes[vt->palette_no][no][0];
+ g = palettes[vt->palette_no][no][1];
+ b = palettes[vt->palette_no][no][2];
+ }
+ else if (no < 16 + 6*6*6)
+ {
+ no = no-16;
+ b = (no % 6) * 255 / 5;
+ no /= 6;
+ g = (no % 6) * 255 / 5;
+ no /= 6;
+ r = (no % 6) * 255 / 5;
+ }
+ else
+ {
+ int gray = no - (16 + 6*6*6);
+ float val = gray * 255 / 24;
+ r = g = b = val;
+ }
+ rgba[0]=r;
+ rgba[1]=g;
+ rgba[2]=b;
+ rgba[3]=255;
}
-static void
-ctx_composite_convert (CTX_COMPOSITE_ARGUMENTS)
+int vt_keyrepeat (VT *vt)
{
- uint8_t pixels[count * rasterizer->format->ebpp];
- rasterizer->format->to_comp (rasterizer, x0, dst, &pixels[0], count);
- rasterizer->comp_op (rasterizer, &pixels[0], rasterizer->color, x0, coverage, count);
- rasterizer->format->from_comp (rasterizer, x0, &pixels[0], dst, count);
+ return vt->keyrepeat;
}
-#if CTX_ENABLE_FLOAT
-static void
-ctx_float_copy_normal (int components, CTX_COMPOSITE_ARGUMENTS)
+static void vt_flush_bg (VT *vt, Ctx *ctx)
{
- float *dstf = (float*)dst;
- float *srcf = (float*)src;
- float u0 = 0; float v0 = 0;
- float ud = 0; float vd = 0;
+ if (vt->bg_active)
+ {
+ ctx_rgba8 (ctx, vt->bg_rgba[0], vt->bg_rgba[1], vt->bg_rgba[2], vt->bg_rgba[3]);
+ ctx_rectangle (ctx, vt->bg_x0, vt->bg_y0, vt->bg_width, vt->bg_height);
+ ctx_fill (ctx);
+ vt->bg_active = 0;
+ }
+}
- if (rasterizer->fragment)
- {
- ctx_init_uv (rasterizer, x0, count, &u0, &v0, &ud, &vd);
- }
+static void vt_draw_bg (VT *vt, Ctx *ctx,
+ float x0, float y0,
+ float width, float height,
+ uint8_t *rgba)
+{
+ int same_color = !memcmp(rgba, vt->bg_rgba, 4);
+ if (vt->bg_active && !same_color)
+ {
+ vt_flush_bg (vt, ctx);
+ }
- while (count--)
- {
- int cov = *coverage;
- if (cov == 0)
- {
- for (int c = 0; c < components; c++)
- { dst[c] = 0; }
+ if (vt->bg_active && same_color)
+ {
+ vt->bg_width += width;
+ }
+ else
+ {
+ memcpy (vt->bg_rgba, rgba, 4);
+ vt->bg_active = 1;
+ vt->bg_x0 = x0;
+ vt->bg_y0 = y0;
+ vt->bg_width = width;
+ vt->bg_height = height;
+ }
+}
+
+float vt_draw_cell (VT *vt, Ctx *ctx,
+ int row, int col, // pass 0 to force draw - like
+ float x0, float y0, // for scrollback visible
+ uint64_t style,
+ uint32_t unichar,
+ int dw, int dh,
+ int in_smooth_scroll,
+ int in_select,
+ int is_fg)
+// dw is 0 or 1
+// dh is 0 1 or -1 1 is upper -1 is lower
+{
+ int on_white = vt->reverse_video;
+ int color = 0;
+ int bold = (style & STYLE_BOLD) != 0;
+ int dim = (style & STYLE_DIM) != 0;
+ int is_hidden = (style & STYLE_HIDDEN) != 0;
+ int proportional = (style & STYLE_PROPORTIONAL) != 0;
+ int fg_set = (style & STYLE_FG_COLOR_SET) != 0;
+ int bg_intensity = 0;
+ int fg_intensity = 2;
+ int reverse = ( (style & STYLE_REVERSE) != 0) ^ in_select;
+ int blink = ( (style & STYLE_BLINK) != 0);
+ int blink_fast = ( (style & STYLE_BLINK_FAST) != 0);
+ int cw = vt->cw;
+ int ch = vt->ch;
+ if (proportional)
+ {
+ if (vt->font_is_mono)
+ {
+ ctx_font (ctx, "regular");
+ vt->font_is_mono = 0;
+ }
+ cw = ctx_glyph_width (ctx, unichar);
}
- else
- {
- if (rasterizer->fragment)
- {
- rasterizer->fragment (rasterizer, u0, v0, src, 1, ud, vd);
- u0+=ud;
- v0+=vd;
- }
- if (cov == 255)
+ else
{
- for (int c = 0; c < components; c++)
- dstf[c] = srcf[c];
+ if (vt->font_is_mono == 0)
+ {
+ ctx_font (ctx, "mono");
+ vt->font_is_mono = 1;
+ if (col > 1)
+ {
+ int x = x0;
+ int new_cw = cw - ( (x % cw) );
+ if (new_cw < cw*3/2)
+ { new_cw += cw; }
+ cw = new_cw;
+ }
+ }
}
- else
+ float scale_x = 1.0f;
+ float scale_y = 1.0f;
+ float offset_y = 0.0f;
+ if (dw)
{
- float covf = ctx_u8_to_float (cov);
- for (int c = 0; c < components; c++)
- dstf[c] = srcf[c]*covf;
+ scale_x = 2.0f;
}
+ if (dh)
+ {
+ scale_y = 2.0f;
}
- dstf += components;
- coverage ++;
- }
-}
-
-static void
-ctx_float_clear_normal (int components, CTX_COMPOSITE_ARGUMENTS)
-{
- float *dstf = (float*)dst;
- while (count--)
- {
-#if 0
- int cov = *coverage;
- if (cov == 0)
+ if (dh == 1)
{
+ offset_y = 0.5f;
}
- else if (cov == 255)
+ else if (dh == -1)
{
-#endif
- switch (components)
- {
- case 2:
- ((uint64_t*)(dst))[0] = 0;
- break;
- case 4:
- ((uint64_t*)(dst))[0] = 0;
- ((uint64_t*)(dst))[1] = 0;
- break;
- default:
- for (int c = 0; c < components; c++)
- dstf[c] = 0.0f;
- }
-#if 0
+ offset_y = 0.0f;
}
- else
+ if (in_smooth_scroll)
{
- float ralpha = 1.0 - ctx_u8_to_float (cov);
- for (int c = 0; c < components; c++)
- { dstf[c] = (dstf[c] * ralpha); }
+ offset_y -= vt->scroll_offset / (dh?2:1);
}
- coverage ++;
-#endif
- dstf += components;
- }
-}
-
-static void
-ctx_float_source_over_normal_opaque_color (int components, CTX_COMPOSITE_ARGUMENTS)
-{
- float *dstf = (float*)dst;
- float *srcf = (float*)src;
-
- while (count--)
- {
- int cov = *coverage;
- if (cov)
+ cw *= scale_x;
+ if (blink_fast)
{
- if (cov == 255)
- {
- for (int c = 0; c < components; c++)
- dstf[c] = srcf[c];
- }
+ if ( (vt->blink_state % 2) == 0)
+ { blink = 1; }
else
- {
- float fcov = ctx_u8_to_float (cov);
- float ralpha = 1.0f - fcov;
- for (int c = 0; c < components-1; c++)
- dstf[c] = (srcf[c]*fcov + dstf[c] * ralpha);
- }
+ { blink = 0; }
}
- coverage ++;
- dstf+= components;
- }
-}
-
-inline static void
-ctx_float_blend_normal (int components, float *dst, float *src, float *blended)
-{
- float a = src[components-1];
- for (int c = 0; c < components - 1; c++)
- blended[c] = src[c] * a;
- blended[components-1]=a;
-}
-
-static float ctx_float_get_max (int components, float *c)
-{
- float max = -1000.0f;
- for (int i = 0; i < components - 1; i ++)
- {
- if (c[i] > max) max = c[i];
- }
- return max;
-}
-
-static float ctx_float_get_min (int components, float *c)
-{
- float min = 400.0;
- for (int i = 0; i < components - 1; i ++)
- {
- if (c[i] < min) min = c[i];
- }
- return min;
-}
-
-static float ctx_float_get_lum (int components, float *c)
-{
- switch (components)
- {
- case 3:
- case 4:
- return CTX_CSS_RGB_TO_LUMINANCE(c);
- case 1:
- case 2:
- return c[0];
- break;
- default:
- {
- float sum = 0;
- for (int i = 0; i < components - 1; i ++)
- {
- sum += c[i];
- }
- return sum / (components - 1);
- }
- }
-}
+ else if (blink)
+ {
+ if ( (vt->blink_state % 10) < 5)
+ { blink = 1; }
+ else
+ { blink = 0; }
+ }
+ /*
+ from the vt100 technical-manual:
+
+ "Reverse characters [..] normally have dim backgrounds with
+ black characters so that large white spaces have the same impact
+ on the viewer's eye as the smaller brighter white areas of
+ normal characters. Bold and reverse asserted together give a
+ background of normal intensity. Blink applied to nonreverse
+ characters causes them to alternate between their usual
+ intensity and the next lower intensity. (Normal characters vary
+ between normal and dim intensity. Bold characters vary between
+ bright and normal intensity.) Blink applied to a reverse
+ character causes that character to alternate between normal and
+ reverse video representations of that character."
+
+ This is in contrast with how the truth table appears to be
+ meant used, since it uses a reverse computed as the xor of
+ the global screen reverse and the reverse attribute of the
+ cell.
+
+ To fulfil the more asthethic resulting from implementing the
+ text, and would be useful to show how the on_bright background
+ mode of the vt100 actually displays the vttest.
-static float ctx_float_get_sat (int components, float *c)
-{
- switch (components)
- {
- case 3:
- case 4:
- { float r = c[0];
- float g = c[1];
- float b = c[2];
- return ctx_maxf(r, ctx_maxf(g,b)) - ctx_minf(r,ctx_minf(g,b));
+ */
+ if (on_white)
+ {
+ if (bold)
+ {
+ bg_intensity = 2;
+ fg_intensity = blink?1: 0;
}
- break;
- case 1:
- case 2: return 0.0;
- break;
- default:
- {
- float min = 1000;
- float max = -1000;
- for (int i = 0; i < components - 1; i ++)
- {
- if (c[i] < min) min = c[i];
- if (c[i] > max) max = c[i];
- }
- return max-min;
- }
- }
-}
-
-static void ctx_float_set_lum (int components, float *c, float lum)
-{
- float d = lum - ctx_float_get_lum (components, c);
- float tc[components];
- for (int i = 0; i < components - 1; i++)
- {
- tc[i] = c[i] + d;
- }
-
- float l = ctx_float_get_lum (components, tc);
- float n = ctx_float_get_min (components, tc);
- float x = ctx_float_get_max (components, tc);
-
- if (n < 0.0f && l != n)
- {
- for (int i = 0; i < components - 1; i++)
- tc[i] = l + (((tc[i] - l) * l) / (l-n));
- }
-
- if (x > 1.0f && x != l)
- {
- for (int i = 0; i < components - 1; i++)
- tc[i] = l + (((tc[i] - l) * (1.0f - l)) / (x-l));
- }
- for (int i = 0; i < components - 1; i++)
- c[i] = tc[i];
-}
-
-static void ctx_float_set_sat (int components, float *c, float sat)
-{
- int max = 0, mid = 1, min = 2;
-
- if (c[min] > c[mid]){int t = min; min = mid; mid = t;}
- if (c[mid] > c[max]){int t = mid; mid = max; max = t;}
- if (c[min] > c[mid]){int t = min; min = mid; mid = t;}
-
- if (c[max] > c[min])
- {
- c[mid] = ((c[mid]-c[min]) * sat) / (c[max] - c[min]);
- c[max] = sat;
- }
- else
- {
- c[mid] = c[max] = 0.0f;
- }
- c[min] = 0.0f;
-
-}
-
-#define ctx_float_blend_define(name, CODE) \
-static void \
-ctx_float_blend_##name (int components, float * __restrict__ dst, float *src, float *blended)\
-{\
- float *s = src; float b[components];\
- ctx_float_deassociate_alpha (components, dst, b);\
- CODE;\
- blended[components-1] = s[components-1];\
- ctx_float_associate_alpha (components, blended);\
-}
-
-#define ctx_float_blend_define_seperable(name, CODE) \
- ctx_float_blend_define(name, for (int c = 0; c < components-1; c++) { CODE ;}) \
-
-ctx_float_blend_define_seperable(multiply, blended[c] = (b[c] * s[c]);)
-ctx_float_blend_define_seperable(screen, blended[c] = b[c] + s[c] - (b[c] * s[c]);)
-ctx_float_blend_define_seperable(overlay, blended[c] = b[c] < 0.5f ? (s[c] * b[c]) :
- s[c] + b[c] - (s[c] * b[c]);)
-ctx_float_blend_define_seperable(darken, blended[c] = ctx_minf (b[c], s[c]))
-ctx_float_blend_define_seperable(lighten, blended[c] = ctx_maxf (b[c], s[c]))
-ctx_float_blend_define_seperable(color_dodge, blended[c] = (b[c] == 0.0f) ? 0.0f :
- s[c] == 1.0f ? 1.0f : ctx_minf(1.0f, (b[c]) / (1.0f-s[c])))
-ctx_float_blend_define_seperable(color_burn, blended[c] = (b[c] == 1.0f) ? 1.0f :
- s[c] == 0.0f ? 0.0f : 1.0f - ctx_minf(1.0f, ((1.0f - b[c])) / s[c]))
-ctx_float_blend_define_seperable(hard_light, blended[c] = s[c] < 0.f ? (b[c] * s[c]) :
- b[c] + s[c] - (b[c] * s[c]);)
-ctx_float_blend_define_seperable(difference, blended[c] = (b[c] - s[c]))
-
-ctx_float_blend_define_seperable(divide, blended[c] = s[c]?(b[c]) / s[c]:0.0f)
-ctx_float_blend_define_seperable(addition, blended[c] = s[c]+b[c])
-ctx_float_blend_define_seperable(subtract, blended[c] = s[c]-b[c])
-
-ctx_float_blend_define_seperable(exclusion, blended[c] = b[c] + s[c] - 2.0f * b[c] * s[c])
-ctx_float_blend_define_seperable(soft_light,
- if (s[c] <= 0.5f)
+ else if (dim)
+ {
+ bg_intensity = 2;
+ fg_intensity = blink?3: 1;
+ }
+ else
+ {
+ bg_intensity = 2;
+ fg_intensity = blink?1: 0;
+ }
+ if (fg_set)
+ {
+ fg_intensity = blink?2:3;
+ }
+ }
+ else /* bright on dark */
+ {
+ if (bold)
+ {
+ bg_intensity = 0;
+ fg_intensity = blink?2: 3;
+ }
+ else if (dim)
+ {
+ bg_intensity = 0;
+ fg_intensity = blink?0: 1;
+ }
+ else
+ {
+ bg_intensity = 0;
+ fg_intensity = blink?1: 2;
+ }
+ }
+ uint8_t bg_rgb[4]= {0,0,0,255};
+ uint8_t fg_rgb[4]= {255,255,255,255};
{
- blended[c] = b[c] - (1.0f - 2.0f * s[c]) * b[c] * (1.0f - b[c]);
+ //ctx_begin_path (ctx);
+ if (style & STYLE_BG24_COLOR_SET)
+ {
+ uint64_t temp = style >> 40;
+ bg_rgb[0] = temp & 0xff;
+ temp >>= 8;
+ bg_rgb[1] = temp & 0xff;
+ temp >>= 8;
+ bg_rgb[2] = temp & 0xff;
+#if 0
+ if (dh)
+ {
+ bg_rgb[0] =
+ bg_rgb[1] =
+ bg_rgb[2] = 30;
+ }
+#endif
+ }
+ else
+ {
+ if (style & STYLE_BG_COLOR_SET)
+ {
+ color = (style >> 40) & 255;
+ bg_intensity = -1;
+ vt_ctx_get_color (vt, color, bg_intensity, bg_rgb);
+ }
+ else
+ {
+ switch (bg_intensity)
+ {
+ case 0:
+ for (int i = 0; i <3 ; i++)
+ { bg_rgb[i] = vt->bg_color[i]; }
+ break;
+ case 1:
+ for (int i = 0; i <3 ; i++)
+ { bg_rgb[i] = vt->bg_color[i] * 0.5 + vt->fg_color[i] * 0.5; }
+ break;
+ case 2:
+ for (int i = 0; i <3 ; i++)
+ { bg_rgb[i] = vt->bg_color[i] * 0.05 + vt->fg_color[i] * 0.95; }
+ break;
+ case 3:
+ for (int i = 0; i <3 ; i++)
+ { bg_rgb[i] = vt->fg_color[i]; }
+ break;
+ }
+ }
+ }
}
+ if (style & STYLE_FG24_COLOR_SET)
+ {
+ uint64_t temp = style >> 16;
+ fg_rgb[0] = temp & 0xff;
+ temp >>= 8;
+ fg_rgb[1] = temp & 0xff;
+ temp >>= 8;
+ fg_rgb[2] = temp & 0xff;
+ }
else
- {
- int d;
- if (b[c] <= 255/4)
- d = (((16 * b[c] - 12.0f) * b[c] + 4.0f) * b[c]);
- else
- d = ctx_sqrtf(b[c]);
- blended[c] = (b[c] + (2.0f * s[c] - 1.0f) * (d - b[c]));
- }
-)
-
-
-ctx_float_blend_define(color,
- for (int i = 0; i < components; i++)
- blended[i] = s[i];
- ctx_float_set_lum(components, blended, ctx_float_get_lum (components, s));
-)
-
-ctx_float_blend_define(hue,
- float in_sat = ctx_float_get_sat(components, b);
- float in_lum = ctx_float_get_lum(components, b);
- for (int i = 0; i < components; i++)
- blended[i] = s[i];
- ctx_float_set_sat(components, blended, in_sat);
- ctx_float_set_lum(components, blended, in_lum);
-)
-
-ctx_float_blend_define(saturation,
- float in_sat = ctx_float_get_sat(components, s);
- float in_lum = ctx_float_get_lum(components, b);
- for (int i = 0; i < components; i++)
- blended[i] = b[i];
- ctx_float_set_sat(components, blended, in_sat);
- ctx_float_set_lum(components, blended, in_lum);
-)
-
-ctx_float_blend_define(luminosity,
- float in_lum = ctx_float_get_lum(components, s);
- for (int i = 0; i < components; i++)
- blended[i] = b[i];
- ctx_float_set_lum(components, blended, in_lum);
-)
+ {
+ if ( (style & STYLE_FG_COLOR_SET) == 0)
+ {
+ switch (fg_intensity)
+ {
+ case 0:
+ for (int i = 0; i <3 ; i++)
+ { fg_rgb[i] = vt->bg_color[i] * 0.7 + vt->fg_color[i] * 0.3; }
+ break;
+ case 1:
+ for (int i = 0; i <3 ; i++)
+ { fg_rgb[i] = vt->bg_color[i] * 0.5 + vt->fg_color[i] * 0.5; }
+ break;
+ case 2:
+ for (int i = 0; i <3 ; i++)
+ { fg_rgb[i] = vt->bg_color[i] * 0.20 + vt->fg_color[i] * 0.80; }
+ break;
+ case 3:
+ for (int i = 0; i <3 ; i++)
+ { fg_rgb[i] = vt->fg_color[i]; }
+ }
+ }
+ else
+ {
+ color = (style >> 16) & 255;
+ vt_ctx_get_color (vt, color, fg_intensity, fg_rgb);
+ }
+ }
-inline static void
-ctx_float_blend (int components, CtxBlend blend, float * __restrict__ dst, float *src, float *blended)
-{
- switch (blend)
+ if (reverse)
{
- case CTX_BLEND_NORMAL: ctx_float_blend_normal (components, dst, src, blended); break;
- case CTX_BLEND_MULTIPLY: ctx_float_blend_multiply (components, dst, src, blended); break;
- case CTX_BLEND_SCREEN: ctx_float_blend_screen (components, dst, src, blended); break;
- case CTX_BLEND_OVERLAY: ctx_float_blend_overlay (components, dst, src, blended); break;
- case CTX_BLEND_DARKEN: ctx_float_blend_darken (components, dst, src, blended); break;
- case CTX_BLEND_LIGHTEN: ctx_float_blend_lighten (components, dst, src, blended); break;
- case CTX_BLEND_COLOR_DODGE: ctx_float_blend_color_dodge (components, dst, src, blended); break;
- case CTX_BLEND_COLOR_BURN: ctx_float_blend_color_burn (components, dst, src, blended); break;
- case CTX_BLEND_HARD_LIGHT: ctx_float_blend_hard_light (components, dst, src, blended); break;
- case CTX_BLEND_SOFT_LIGHT: ctx_float_blend_soft_light (components, dst, src, blended); break;
- case CTX_BLEND_DIFFERENCE: ctx_float_blend_difference (components, dst, src, blended); break;
- case CTX_BLEND_EXCLUSION: ctx_float_blend_exclusion (components, dst, src, blended); break;
- case CTX_BLEND_COLOR: ctx_float_blend_color (components, dst, src, blended); break;
- case CTX_BLEND_HUE: ctx_float_blend_hue (components, dst, src, blended); break;
- case CTX_BLEND_SATURATION: ctx_float_blend_saturation (components, dst, src, blended); break;
- case CTX_BLEND_LUMINOSITY: ctx_float_blend_luminosity (components, dst, src, blended); break;
- case CTX_BLEND_ADDITION: ctx_float_blend_addition (components, dst, src, blended); break;
- case CTX_BLEND_SUBTRACT: ctx_float_blend_subtract (components, dst, src, blended); break;
- case CTX_BLEND_DIVIDE: ctx_float_blend_divide (components, dst, src, blended); break;
+ for (int c = 0; c < 3; c ++)
+ {
+ int t = bg_rgb[c];
+ bg_rgb[c] = fg_rgb[c];
+ fg_rgb[c] = t;
+ }
}
-}
-
-/* this is the grunt working function, when inlined code-path elimination makes
- * it produce efficient code.
- */
-CTX_INLINE static void
-ctx_float_porter_duff (CtxRasterizer *rasterizer,
- int components,
- uint8_t * __restrict__ dst,
- uint8_t * __restrict__ src,
- int x0,
- uint8_t * __restrict__ coverage,
- int count,
- CtxCompositingMode compositing_mode,
- CtxFragment fragment,
- CtxBlend blend)
-{
- float *dstf = (float*)dst;
- CtxPorterDuffFactor f_s, f_d;
- ctx_porter_duff_factors (compositing_mode, &f_s, &f_d);
- uint8_t global_alpha_u8 = rasterizer->state->gstate.global_alpha_u8;
- float global_alpha_f = rasterizer->state->gstate.global_alpha_f;
-
+ if (is_fg ||
+ ((!on_white) && bg_rgb[0]==0 && bg_rgb[1]==0 && bg_rgb[2]==0) ||
+ ((on_white) && bg_rgb[0]==255 && bg_rgb[1]==255 && bg_rgb[2]==255))
+ /* these comparisons are not entirely correct, when on dark background we assume black to
+ * be default and non-set, even when theme might differ
+ */
{
- float tsrc[components];
- float u0 = 0; float v0 = 0;
- float ud = 0; float vd = 0;
+ /* skipping draw of background */
+ }
+ else
+ {
+ if (dh)
+ {
+ vt_draw_bg (vt, ctx, ctx_floorf(x0),
+ ctx_floorf(y0 - ch - ch * (vt->scroll_offset)), cw, ch, bg_rgb);
+ }
+ else
+ {
+ vt_draw_bg (vt, ctx, x0, y0 - ch + ch * offset_y, cw, ch, bg_rgb);
+ }
+ }
- ctx_init_uv (rasterizer, x0, count, &u0, &v0, &ud, &vd);
+ if (!is_fg)
+ return cw;
- while (count--)
+ int italic = (style & STYLE_ITALIC) != 0;
+ int strikethrough = (style & STYLE_STRIKETHROUGH) != 0;
+ int overline = (style & STYLE_OVERLINE) != 0;
+ int underline = (style & STYLE_UNDERLINE) != 0;
+ int underline_var = (style & STYLE_UNDERLINE_VAR) != 0;
+ if (dh == 1)
{
- int cov = *coverage;
-#if 1
- if (
- CTX_UNLIKELY((compositing_mode == CTX_COMPOSITE_DESTINATION_OVER && dst[components-1] == 1.0f)||
- (cov == 0 && (compositing_mode == CTX_COMPOSITE_SOURCE_OVER ||
- compositing_mode == CTX_COMPOSITE_XOR ||
- compositing_mode == CTX_COMPOSITE_DESTINATION_OUT ||
- compositing_mode == CTX_COMPOSITE_SOURCE_ATOP
- ))))
- {
- u0 += ud;
- v0 += vd;
- coverage ++;
- dstf+=components;
- continue;
- }
-#endif
+ underline = underline_var = 0;
+ }
+ int double_underline = 0;
+ int curved_underline = 0;
+ if (underline_var)
+ {
+ if (underline)
+ {
+ double_underline = 1;
+ }
+ else
+ {
+ curved_underline = 1;
+ }
+ }
- fragment (rasterizer, u0, v0, tsrc, 1, ud, vd);
- if (blend != CTX_BLEND_NORMAL)
- ctx_float_blend (components, blend, dstf, tsrc, tsrc);
- u0 += ud;
- v0 += vd;
- float covf = ctx_u8_to_float (cov);
+ int has_underline = (underline || double_underline || curved_underline);
- if (global_alpha_u8 != 255)
- covf = covf * global_alpha_f;
+ if (unichar == ' ' && !has_underline)
+ is_hidden = 1;
- if (covf != 1.0f)
- {
- for (int c = 0; c < components; c++)
- tsrc[c] *= covf;
- }
+ if (!is_hidden)
+ {
- for (int c = 0; c < components; c++)
- {
- float res;
- /* these switches and this whole function is written to be
- * inlined when compiled when the enum values passed in are
- * constants.
- */
- switch (f_s)
+ ctx_rgba8 (ctx, fg_rgb[0], fg_rgb[1], fg_rgb[2], 255);
+
+
+ if (italic)
{
- case CTX_PORTER_DUFF_0: res = 0.0f; break;
- case CTX_PORTER_DUFF_1: res = (tsrc[c]); break;
- case CTX_PORTER_DUFF_ALPHA: res = (tsrc[c] * dstf[components-1]); break;
- case CTX_PORTER_DUFF_1_MINUS_ALPHA: res = (tsrc[c] * (1.0f-dstf[components-1])); break;
+ ctx_save (ctx);
+ ctx_translate (ctx, (x0 + cw/3), (y0 + vt->ch/2) );
+ ctx_scale (ctx, 0.9, 0.9);
+ ctx_rotate (ctx, 0.15);
+ ctx_translate (ctx, - (x0 + cw/3), - (y0 + vt->ch/2) );
}
- switch (f_d)
+ vt_ctx_glyph (ctx, vt, x0, y0, unichar, bold, scale_x, scale_y, offset_y);
+ if (italic)
{
- case CTX_PORTER_DUFF_0: dstf[c] = res; break;
- case CTX_PORTER_DUFF_1: dstf[c] = res + (dstf[c]); break;
- case CTX_PORTER_DUFF_ALPHA: dstf[c] = res + (dstf[c] * tsrc[components-1]); break;
- case CTX_PORTER_DUFF_1_MINUS_ALPHA: dstf[c] = res + (dstf[c] * (1.0f-tsrc[components-1])); break;
+ ctx_restore (ctx);
+ }
+ if (curved_underline)
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x0, y0 - vt->font_size * 0.07 - vt->ch * vt->scroll_offset);
+ ctx_rel_line_to (ctx, (cw+2) /3, -vt->ch * 0.05);
+ ctx_rel_line_to (ctx, (cw+2) /3, vt->ch * 0.1);
+ ctx_rel_line_to (ctx, (cw+2) /3, -vt->ch * 0.05);
+ //ctx_rel_line_to (ctx, cw, 0);
+ ctx_line_width (ctx, vt->font_size * (style & STYLE_BOLD?0.050:0.04) );
+ ctx_stroke (ctx);
+ }
+ else if (double_underline)
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x0, y0 - vt->font_size * 0.130 - vt->ch * vt->scroll_offset);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_move_to (ctx, x0, y0 - vt->font_size * 0.030 - vt->ch * vt->scroll_offset);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_line_width (ctx, vt->font_size * (style & STYLE_BOLD?0.050:0.04) );
+ ctx_stroke (ctx);
+ }
+ else if (underline)
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x0, y0 - vt->font_size * 0.07 - vt->ch * vt->scroll_offset);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_line_width (ctx, vt->font_size * (style & STYLE_BOLD?0.075:0.05) );
+ ctx_stroke (ctx);
+ }
+ if (overline)
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x0, y0 - vt->font_size * 0.94 - vt->ch * vt->scroll_offset);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_line_width (ctx, vt->font_size * (style & STYLE_BOLD?0.075:0.05) );
+ ctx_stroke (ctx);
+ }
+ if (strikethrough)
+ {
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x0, y0 - vt->font_size * 0.43 - vt->ch * vt->scroll_offset);
+ ctx_rel_line_to (ctx, cw, 0);
+ ctx_line_width (ctx, vt->font_size * (style & STYLE_BOLD?0.075:0.05) );
+ ctx_stroke (ctx);
}
- }
- coverage ++;
- dstf+=components;
}
- }
+ return cw;
}
-/* generating one function per compositing_mode would be slightly more efficient,
- * but on embedded targets leads to slightly more code bloat,
- * here we trade off a slight amount of performance
- */
-#define ctx_float_porter_duff(compformat, components, source, fragment, blend) \
-static void \
-ctx_##compformat##_porter_duff_##source (CTX_COMPOSITE_ARGUMENTS) \
-{ \
- switch (rasterizer->state->gstate.compositing_mode) \
- { \
- case CTX_COMPOSITE_SOURCE_ATOP: \
- ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count, \
- CTX_COMPOSITE_SOURCE_ATOP, fragment, blend);\
- break;\
- case CTX_COMPOSITE_DESTINATION_ATOP:\
- ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_DESTINATION_ATOP, fragment, blend);\
- break;\
- case CTX_COMPOSITE_DESTINATION_IN:\
- ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_DESTINATION_IN, fragment, blend);\
- break;\
- case CTX_COMPOSITE_DESTINATION:\
- ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_DESTINATION, fragment, blend);\
- break;\
- case CTX_COMPOSITE_SOURCE_OVER:\
- ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_SOURCE_OVER, fragment, blend);\
- break;\
- case CTX_COMPOSITE_DESTINATION_OVER:\
- ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_DESTINATION_OVER, fragment, blend);\
- break;\
- case CTX_COMPOSITE_XOR:\
- ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_XOR, fragment, blend);\
- break;\
- case CTX_COMPOSITE_DESTINATION_OUT:\
- ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_DESTINATION_OUT, fragment, blend);\
- break;\
- case CTX_COMPOSITE_SOURCE_OUT:\
- ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_SOURCE_OUT, fragment, blend);\
- break;\
- case CTX_COMPOSITE_SOURCE_IN:\
- ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_SOURCE_IN, fragment, blend);\
- break;\
- case CTX_COMPOSITE_COPY:\
- ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_COPY, fragment, blend);\
- break;\
- case CTX_COMPOSITE_CLEAR:\
- ctx_float_porter_duff (rasterizer, components, dst, src, x0, coverage, count,\
- CTX_COMPOSITE_CLEAR, fragment, blend);\
- break;\
- }\
+int vt_has_blink (VT *vt)
+{
+ if (!vt) return 0;
+ return (vt->in_smooth_scroll ? 10 : 0);
+ //return vt->has_blink + (vt->in_smooth_scroll ? 10 : 0);
}
-#endif
-
-#if CTX_ENABLE_RGBAF
-ctx_float_porter_duff(RGBAF, 4,color, rasterizer->fragment,
rasterizer->state->gstate.blend_mode)
-ctx_float_porter_duff(RGBAF, 4,generic, rasterizer->fragment,
rasterizer->state->gstate.blend_mode)
-
-#if CTX_INLINED_NORMAL
-#if CTX_GRADIENTS
-ctx_float_porter_duff(RGBAF, 4,linear_gradient, ctx_fragment_linear_gradient_RGBAF,
rasterizer->state->gstate.blend_mode)
-ctx_float_porter_duff(RGBAF, 4,radial_gradient, ctx_fragment_radial_gradient_RGBAF,
rasterizer->state->gstate.blend_mode)
-#endif
-ctx_float_porter_duff(RGBAF, 4,image, ctx_fragment_image_RGBAF,
rasterizer->state->gstate.blend_mode)
+//extern int enable_terminal_menu;
+//
+//void ctx_set_popup (Ctx *ctx, void (*popup)(Ctx *ctx, void *data), void *popup_data);
+
+static char *primary = NULL;
+static void scrollbar_drag (CtxEvent *event, void *data, void *data2);
+static int scrollbar_down = 0;
+
+void vt_mouse_event (CtxEvent *event, void *data, void *data2)
+{
+ VT *vt = data;
+ CtxClient *client = vt_get_client (vt);
+ float x = event->x;
+ float y = event->y;
+ int device_no = event->device_no;
+ char buf[128]="";
+ if ((!vt->in_alt_screen) &&
+ (event->x > vt->width - vt->cw * 1.5 || scrollbar_down) &&
+ (event->type == CTX_DRAG_MOTION ||
+ event->type == CTX_DRAG_PRESS ||
+ event->type == CTX_DRAG_RELEASE))
+ return scrollbar_drag (event, data, data2);
+ switch (event->type)
+ {
+ case CTX_MOTION:
+ case CTX_DRAG_MOTION:
+ //if (event->device_no==1)
+ {
+ sprintf (buf, "mouse-motion %.0f %.0f %i", x, y, device_no);
+// ctx_set_dirty (event->ctx, 1);
+ ctx_client_lock (client);
+ vt_feed_keystring (vt, event, buf);
+ ctx_client_unlock (client);
+// vt->rev++;
+ }
+ break;
+ case CTX_DRAG_PRESS:
+ if (event->device_no==2)
+ {
+ if (primary)
+ {
+ if (vt)
+ vt_paste (vt, primary);
+ }
+ }
+ else if (event->device_no==3 && !vt->in_alt_screen)
+ {
+ vt->popped = 1;
+ }
+ else
+ {
+ sprintf (buf, "mouse-press %.0f %.0f %i", x, y, device_no);
+ ctx_client_lock (client);
+ vt_feed_keystring (vt, event, buf);
+ ctx_client_unlock (client);
+// ctx_set_dirty (event->ctx, 1);
+// vt->rev++;
+ }
+ break;
+ case CTX_DRAG_RELEASE:
+ if (event->device_no==3 && !vt->in_alt_screen)
+ {
+ vt->popped = 0;
+ }
+ ctx_set_dirty (event->ctx, 1);
+ sprintf (buf, "mouse-release %.0f %.0f %i", x, y, device_no);
+ ctx_client_lock (client);
+ vt_feed_keystring (vt, event, buf);
+ ctx_client_unlock (client);
+ break;
+ default:
+ // we should not stop propagation
+ return;
+ break;
+ }
+ event->stop_propagate = 1;
+//vt->rev++;
+}
+static int scrollbar_focused = 0;
+#if 0
+static void scrollbar_enter (CtxEvent *event, void *data, void *data2)
+{
+ VT *vt = data;
+ vt->rev++;
+ scrollbar_focused = 1;
+}
-#if CTX_GRADIENTS
-#define ctx_float_porter_duff_blend(comp_name, components, blend_mode, blend_name)\
-ctx_float_porter_duff(comp_name, components,color_##blend_name, rasterizer->fragment,
blend_mode)\
-ctx_float_porter_duff(comp_name, components,generic_##blend_name, rasterizer->fragment,
blend_mode)\
-ctx_float_porter_duff(comp_name, components,linear_gradient_##blend_name,
ctx_fragment_linear_gradient_RGBA8, blend_mode)\
-ctx_float_porter_duff(comp_name, components,radial_gradient_##blend_name,
ctx_fragment_radial_gradient_RGBA8, blend_mode)\
-ctx_float_porter_duff(comp_name, components,image_##blend_name, ctx_fragment_image_RGBAF,
blend_mode)
-#else
-#define ctx_float_porter_duff_blend(comp_name, components, blend_mode, blend_name)\
-ctx_float_porter_duff(comp_name, components,color_##blend_name, rasterizer->fragment,
blend_mode)\
-ctx_float_porter_duff(comp_name, components,generic_##blend_name, rasterizer->fragment,
blend_mode)\
-ctx_float_porter_duff(comp_name, components,image_##blend_name, ctx_fragment_image_RGBAF,
blend_mode)
+static void scrollbar_leave (CtxEvent *event, void *data, void *data2)
+{
+ VT *vt = data;
+ vt->rev++;
+ scrollbar_focused = 0;
+}
#endif
-ctx_float_porter_duff_blend(RGBAF, 4, CTX_BLEND_NORMAL, normal)
+static void scrollbar_drag (CtxEvent *event, void *data, void *data2)
+{
+ VT *vt = data;
+ float disp_lines = vt->rows;
+ float tot_lines = vt->line_count + vt->scrollback_count;
+ vt->scroll = tot_lines - disp_lines - (event->y*1.0/ ctx_client_height (vt->id)) * tot_lines +
disp_lines/2;
+ if (vt->scroll < 0) { vt->scroll = 0.0; }
+ if (vt->scroll > vt->scrollback_count) { vt->scroll = vt->scrollback_count; }
+ vt->rev++;
+ ctx_set_dirty (event->ctx, 1);
+ event->stop_propagate = 1;
-static void
-ctx_RGBAF_copy_normal (CTX_COMPOSITE_ARGUMENTS)
-{
- ctx_float_copy_normal (4, rasterizer, dst, src, x0, coverage, count);
+ switch (event->type)
+ {
+ case CTX_DRAG_PRESS:
+ scrollbar_down = 1;
+ break;
+ case CTX_DRAG_RELEASE:
+ scrollbar_down = 0;
+ break;
+ default:
+ break;
+ }
}
-static void
-ctx_RGBAF_clear_normal (CTX_COMPOSITE_ARGUMENTS)
+#if 0
+static void scroll_handle_drag (CtxEvent *event, void *data, void *data2)
{
- ctx_float_clear_normal (4, rasterizer, dst, src, x0, coverage, count);
+ VT *vt = data;
+ float tot_lines = vt->line_count + vt->scrollback_count;
+ if (event->type == CTX_DRAG_MOTION)
+ {
+ vt->scroll -= (event->delta_y * tot_lines) / (vt->rows * vt->ch);
+ }
+ if (vt->scroll < 0) { vt->scroll = 0.0; }
+ if (vt->scroll > vt->scrollback_count) { vt->scroll = vt->scrollback_count; }
+ vt->rev++;
+ event->stop_propagate = 1;
}
+#endif
#if 0
-static void
-ctx_RGBAF_source_over_normal_opaque_color (CTX_COMPOSITE_ARGUMENTS)
+static void test_popup (Ctx *ctx, void *data)
{
- ctx_float_source_over_normal_opaque_color (4, rasterizer, dst, rasterizer->color, x0, coverage, count);
+ VT *vt = data;
+
+ float x = ctx_client_x (vt->id);
+ float y = ctx_client_y (vt->id);
+ ctx_rectangle (ctx, x, y, 100, 100);
+ ctx_rgb (ctx, 1,0,0);
+ ctx_fill (ctx);
}
#endif
-#endif
-static void
-ctx_setup_RGBAF (CtxRasterizer *rasterizer)
+void itk_style_color (Ctx *ctx, const char *name); // only itk fun used in vt
+
+void vt_use_images (VT *vt, Ctx *ctx)
{
- CtxGState *gstate = &rasterizer->state->gstate;
- int components = 4;
- rasterizer->fragment = ctx_rasterizer_get_fragment_RGBAF (rasterizer);
-#if 1
- if (gstate->source_fill.type == CTX_SOURCE_COLOR)
+ /* this is a call intended for minimized/shaded fully obscured
+ * clients to make sure their textures are kept alive
+ * in the server
+ */
+ //float x0=0;
+ float y0=0;
+ //vt->has_blink = 0;
+ //vt->blink_state++;
+
+ ctx_save (ctx);
+
+ {
+ /* draw graphics */
+ for (int row = ((vt->scroll!=0.0f)?vt->scroll:0);
+ row < (vt->scroll) + vt->rows * 4;
+ row ++)
{
- rasterizer->comp_op = ctx_RGBAF_porter_duff_color;
- ctx_color_get_rgba (rasterizer->state, &gstate->source_fill.color, (float*)rasterizer->color);
- if (gstate->global_alpha_u8 != 255)
- for (int c = 0; c < components; c ++)
- ((float*)rasterizer->color)[c] *= gstate->global_alpha_f;
+ CtxList *l = ctx_list_nth (vt->lines, row);
+ float y = y0 + vt->ch * (vt->rows - row);
+
+ if (row >= vt->rows && !vt->in_alt_screen)
+ {
+ l = ctx_list_nth (vt->scrollback, row-vt->rows);
+ }
+
+ if (l && y <= (vt->rows - vt->scroll) * vt->ch)
+ {
+ VtLine *line = l->data;
+ if (line->ctx_copy)
+ {
+ ctx_render_ctx_textures (line->ctx_copy, ctx);
+ }
+ }
}
- else
-#endif
- {
- rasterizer->comp_op = ctx_RGBAF_porter_duff_generic;
}
+ ctx_restore (ctx);
+}
-#if CTX_INLINED_NORMAL
- if (gstate->compositing_mode == CTX_COMPOSITE_CLEAR)
- rasterizer->comp_op = ctx_RGBAF_clear_normal;
- else
- switch (gstate->blend_mode)
+
+void vt_register_events (VT *vt, Ctx *ctx, double x0, double y0)
+{
+ ctx_begin_path (ctx);
+ ctx_save (ctx);
+ ctx_translate (ctx, x0, y0);
+ ctx_rectangle (ctx, 0, 0, vt->cols * vt->cw, vt->rows * vt->ch);
+ ctx_listen (ctx, CTX_DRAG, vt_mouse_event, vt, NULL);
+ ctx_listen (ctx, CTX_MOTION, vt_mouse_event, vt, NULL);
+ ctx_begin_path (ctx);
+ ctx_restore (ctx);
+}
+
+void vt_draw (VT *vt, Ctx *ctx, double x0, double y0)
+{
+ ctx_begin_path (ctx);
+ ctx_save (ctx);
+ ctx_translate (ctx, x0, y0);
+ x0 = 0;
+ y0 = 0;
+ ctx_font (ctx, "mono");
+ vt->font_is_mono = 0;
+ ctx_font_size (ctx, vt->font_size * vt->font_to_cell_scale);
+ vt->has_blink = 0;
+ vt->blink_state++;
+#if 0
+ int cursor_x_px = 0;
+ int cursor_y_px = 0;
+ int cursor_w = vt->cw;
+ int cursor_h = vt->ch;
+ cursor_x_px = x0 + (vt->cursor_x - 1) * vt->cw;
+ cursor_y_px = y0 + (vt->cursor_y - 1) * vt->ch;
+ cursor_w = vt->cw;
+ cursor_h = vt->ch;
+#endif
+ ctx_save (ctx);
+ //if (vt->scroll || full)
{
- case CTX_BLEND_NORMAL:
- if (gstate->compositing_mode == CTX_COMPOSITE_COPY)
- {
- rasterizer->comp_op = ctx_RGBAF_copy_normal;
- }
- else if (gstate->global_alpha_u8 == 0)
+ ctx_begin_path (ctx);
+#if 1
+ ctx_rectangle (ctx, 0, 0, vt->width, //(vt->cols) * vt->cw,
+ (vt->rows) * vt->ch);
+ if (vt->reverse_video)
{
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_RGBA8_nop);
+ itk_style_color (ctx, "terminal-bg-reverse");
+ ctx_fill (ctx);
}
- else
- switch (gstate->source_fill.type)
+ else
{
- case CTX_SOURCE_COLOR:
- if (gstate->compositing_mode == CTX_COMPOSITE_SOURCE_OVER)
- {
- if (((float*)(rasterizer->color))[components-1] == 0.0f)
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_RGBA8_nop);
- }
- else
- {
- rasterizer->comp_op = ctx_RGBAF_porter_duff_color_normal;
- }
- break;
-#if CTX_GRADIENTS
- case CTX_SOURCE_LINEAR_GRADIENT:
- rasterizer->comp_op = ctx_RGBAF_porter_duff_linear_gradient_normal;
- break;
- case CTX_SOURCE_RADIAL_GRADIENT:
- rasterizer->comp_op = ctx_RGBAF_porter_duff_radial_gradient_normal;
- break;
-#endif
- case CTX_SOURCE_TEXTURE:
- rasterizer->comp_op = ctx_RGBAF_porter_duff_image_normal;
- break;
- default:
- rasterizer->comp_op = ctx_RGBAF_porter_duff_generic_normal;
- break;
+ itk_style_color (ctx, "terminal-bg");
+ ctx_fill (ctx);
}
- break;
- default:
- switch (gstate->source_fill.type)
- {
- case CTX_SOURCE_COLOR:
- rasterizer->comp_op = ctx_RGBAF_porter_duff_color;
-// rasterizer->fragment = NULL;
- break;
-#if CTX_GRADIENTS
- case CTX_SOURCE_LINEAR_GRADIENT:
- rasterizer->comp_op = ctx_RGBAF_porter_duff_linear_gradient;
- break;
- case CTX_SOURCE_RADIAL_GRADIENT:
- rasterizer->comp_op = ctx_RGBAF_porter_duff_radial_gradient;
- break;
#endif
- case CTX_SOURCE_TEXTURE:
- rasterizer->comp_op = ctx_RGBAF_porter_duff_image;
- break;
- default:
- rasterizer->comp_op = ctx_RGBAF_porter_duff_generic;
- break;
- }
- break;
+ if (vt->scroll != 0.0f)
+ ctx_translate (ctx, 0.0, vt->ch * vt->scroll);
}
-#endif
-}
+ /* draw terminal lines */
+ {
+ for (int row = (vt->scroll!=0.0f)?vt->scroll:0; row < (vt->scroll) + vt->rows; row ++)
+ {
+ CtxList *l = ctx_list_nth (vt->lines, row);
+ float y = y0 + vt->ch * (vt->rows - row);
+ if (row >= vt->rows)
+ {
+ l = ctx_list_nth (vt->scrollback, row-vt->rows);
+ }
+ if (l && y <= (vt->rows - vt->scroll) * vt->ch)
+ {
+ VtLine *line = l->data;
+ int r = vt->rows - row;
+ const char *data = line->string.str;
+ vt->bg_active = 0;
+ for (int is_fg = 0; is_fg < 2; is_fg++)
+ {
+ const char *d = data;
+ float x = x0;
+ uint64_t style = 0;
+ uint32_t unichar = 0;
+ int in_scrolling_region = vt->in_smooth_scroll &&
+ ((r >= vt->margin_top && r <= vt->margin_bottom) || r <= 0);
+ if (is_fg)
+ vt_flush_bg (vt, ctx);
+
+ for (int col = 1; col <= vt->cols * 1.33 && x < vt->cols * vt->cw; col++)
+ {
+ int c = col;
+ int real_cw;
+ int in_selected_region = 0;
+ //if (vt->in_alt_screen == 0)
+ {
+ if (r > vt->select_start_row && r < vt->select_end_row)
+ {
+ in_selected_region = 1;
+ }
+ else if (r == vt->select_start_row)
+ {
+ if (col >= vt->select_start_col) { in_selected_region = 1; }
+ if (r == vt->select_end_row)
+ {
+ if (col > vt->select_end_col) { in_selected_region = 0; }
+ }
+ }
+ else if (r == vt->select_end_row)
+ {
+ in_selected_region = 1;
+ if (col > vt->select_end_col) { in_selected_region = 0; }
+ }
+ }
+ if (vt->select_active == 0) in_selected_region = 0;
+ style = vt_line_get_style (line, col-1);
+ unichar = d?ctx_utf8_to_unichar (d) :' ';
+
+ int is_cursor = 0;
+ if (vt->cursor_x == col && vt->cursor_y == vt->rows - row && vt->cursor_visible)
+ is_cursor = 1;
+
+ real_cw=vt_draw_cell (vt, ctx, r, c, x, y, style, unichar,
+ line->double_width,
+ line->double_height_top?1:
+ line->double_height_bottom?-1:0,
+ in_scrolling_region,
+ in_selected_region ^ is_cursor, is_fg);
+ if (r == vt->cursor_y && col == vt->cursor_x)
+ {
+#if 0
+ cursor_x_px = x;
+#endif
+ }
+ x+=real_cw;
+ if (style & STYLE_BLINK ||
+ style & STYLE_BLINK_FAST)
+ {
+ vt->has_blink = 1;
+ }
+ if (d)
+ {
+ d = mrg_utf8_skip (d, 1);
+ if (!*d) { d = NULL; }
+ }
+ }
+ }
+#if 0
+ if (line->wrapped)
+ {
+ ctx_rectangle (ctx, x0, y, 10, 10);
+ ctx_rgb (ctx, 1,0,0);
+ ctx_fill (ctx);
+ }
#endif
-#if CTX_ENABLE_GRAYAF
-
-#if CTX_GRADIENTS
-static void
-ctx_fragment_linear_gradient_GRAYAF (CtxRasterizer *rasterizer, float x, float y, void *out, int count,
float dx, float dy)
-{
- float rgba[4];
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- for (int i = 0 ; i < count; i++)
- {
- float v = ( ( (g->linear_gradient.dx * x + g->linear_gradient.dy * y) /
- g->linear_gradient.length) -
- g->linear_gradient.start) * (g->linear_gradient.rdelta);
- ctx_fragment_gradient_1d_RGBAF (rasterizer, v, 1.0, rgba);
- ((float*)out)[0] = ctx_float_color_rgb_to_gray (rasterizer->state, rgba);
- ((float*)out)[1] = rgba[3];
- out = ((float*)(out)) + 2;
- x += dx;
- y += dy;
+ }
+ }
}
-}
-static void
-ctx_fragment_radial_gradient_GRAYAF (CtxRasterizer *rasterizer, float x, float y, void *out, int count,
float dx, float dy)
-{
- float rgba[4];
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- for (int i = 0; i < count; i ++)
- {
- float v = 0.0f;
- if ((g->radial_gradient.r1-g->radial_gradient.r0) > 0.0f)
- {
- v = ctx_hypotf (g->radial_gradient.x0 - x, g->radial_gradient.y0 - y);
- v = (v - g->radial_gradient.r0) / (g->radial_gradient.rdelta);
+#if 0
+ /* draw cursor (done inline with fg/bg reversing, some cursor styles might need
+ * additional drawing though
+ */
+ if (vt->cursor_visible)
+ {
+ // ctx_rgba (ctx, 0.9, 0.8, 0.0, 0.5333);
+ ctx_rgba (ctx, 1.0,1.0,1.0,1.0);
+ ctx_begin_path (ctx);
+ ctx_rectangle (ctx,
+ cursor_x_px, cursor_y_px,
+ cursor_w, cursor_h);
+ ctx_fill (ctx);
}
- ctx_fragment_gradient_1d_RGBAF (rasterizer, v, 0.0, rgba);
- ((float*)out)[0] = ctx_float_color_rgb_to_gray (rasterizer->state, rgba);
- ((float*)out)[1] = rgba[3];
- out = ((float*)(out)) + 2;
- x += dx;
- y += dy;
- }
-}
#endif
-static void
-ctx_fragment_color_GRAYAF (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float dx,
float dy)
-{
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- for (int i = 0; i < count; i++)
+
{
- ctx_color_get_graya (rasterizer->state, &g->color, (float*)out);
- out = ((float*)(out)) + 2;
- x += dx;
- y += dy;
+ /* draw graphics */
+ for (int row = ((vt->scroll!=0.0f)?vt->scroll:0); row < (vt->scroll) + vt->rows * 4; row ++)
+ {
+ CtxList *l = ctx_list_nth (vt->lines, row);
+ float y = y0 + vt->ch * (vt->rows - row);
+
+ if (row >= vt->rows && !vt->in_alt_screen)
+ {
+ l = ctx_list_nth (vt->scrollback, row-vt->rows);
+ }
+
+ if (l && y <= (vt->rows - vt->scroll) * vt->ch)
+ {
+ VtLine *line = l->data;
+ {
+ for (int i = 0; i < 4; i++)
+ {
+ Image *image = line->images[i];
+ if (image)
+ {
+ int u = (line->image_col[i]-1) * vt->cw + (line->image_X[i] * vt->cw);
+ int v = y - vt->ch + (line->image_Y[i] * vt->ch);
+ // int rows = (image->height + (vt->ch-1) ) /vt->ch;
+ //
+ //
+ if (v + image->height +vt->scroll * vt->ch > 0.0 &&
+ image->width && image->height /* some ghost images appear with these */
+ )
+ {
+ ctx_save (ctx);
+ ctx_rectangle (ctx, x0, y0 - vt->scroll * vt->ch, vt->cw * vt->cols,
+ vt->ch * vt->rows);
+ ctx_clip (ctx);
+ char texture_n[65];
+
+ sprintf (texture_n, "vtimg%i", image->eid_no);
+ ctx_rectangle (ctx, u, v, image->width, image->height);
+ ctx_translate (ctx, u, v);
+
+ //replace this texture_n with NULL to
+ // be content addressed - but bit slower
+ ctx_define_texture (ctx, texture_n, image->width,
+ image->height,
+ 0,
+ image->kitty_format == 32 ?
+ CTX_FORMAT_RGBA8 :
+ CTX_FORMAT_RGB8,
+ image->data, texture_n);
+ ctx_fill (ctx);
+
+ ctx_restore (ctx);
+ }
+ }
+ }
+
+ if (line->ctx_copy)
+ {
+ //fprintf (stderr, " [%i]\n", _ctx_frame (ctx));
+ //ctx_render_stream (line->ctx_copy, stderr, 1);
+
+ ctx_begin_path (ctx);
+ ctx_save (ctx);
+ ctx_rectangle (ctx, x0, y0 - vt->scroll * vt->ch, vt->cw * vt->cols,
+ vt->ch * vt->rows);
+ ctx_clip (ctx);
+ ctx_translate (ctx, 0.0, y - vt->ch);
+
+ //(vt->rows-row-1) * (vt->ch) );
+ //float factor = vt->cols * vt->cw / 1000.0;
+ //ctx_scale (ctx, factor, factor);
+ //
+ ctx_render_ctx (line->ctx_copy, ctx);
+ ctx_restore (ctx);
+ }
+ }
+ }
+ // y -= vt->ch;
+ }
}
-}
-static void ctx_fragment_image_GRAYAF (CtxRasterizer *rasterizer, float x, float y, void *out, int count,
float dx, float dy)
-{
- uint8_t rgba[4];
- float rgbaf[4];
- CtxGState *gstate = &rasterizer->state->gstate;
- CtxBuffer *buffer = gstate->source_fill.texture.buffer;
- switch (buffer->format->bpp)
+
+ for (int i = 0; i < 4; i++)
{
- case 1: ctx_fragment_image_gray1_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
- case 24: ctx_fragment_image_rgb8_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
- case 32: ctx_fragment_image_rgba8_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
- default: ctx_fragment_image_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
+ if (vt->leds[i])
+ {
+ ctx_rgba (ctx, .5,1,.5,0.8);
+ ctx_rectangle (ctx, vt->cw * i + vt->cw * 0.25, vt->ch * 0.25, vt->cw/2, vt->ch/2);
+ ctx_fill (ctx);
+ }
}
- for (int c = 0; c < 2 * count; c ++) {
- rgbaf[c] = ctx_u8_to_float (rgba[c]);
- ((float*)out)[0] = ctx_float_color_rgb_to_gray (rasterizer->state, rgbaf);
- ((float*)out)[1] = rgbaf[3];
- out = ((float*)out) + 2;
- }
-}
+ ctx_restore (ctx);
+//#define SCROLL_SPEED 0.25;
+#define SCROLL_SPEED 0.001;
+ if (vt->in_smooth_scroll)
+ {
+ if (vt->in_smooth_scroll<0)
+ {
+ vt->scroll_offset += SCROLL_SPEED;
+ if (vt->scroll_offset >= 0.0)
+ {
+ vt->scroll_offset = 0;
+ vt->in_smooth_scroll = 0;
+ vt->rev++;
+ }
+ }
+ else
+ {
+ vt->scroll_offset -= SCROLL_SPEED;
+ if (vt->scroll_offset <= 0.0)
+ {
+ vt->scroll_offset = 0;
+ vt->in_smooth_scroll = 0;
+ vt->rev++;
+ }
+ }
+ }
-static CtxFragment ctx_rasterizer_get_fragment_GRAYAF (CtxRasterizer *rasterizer)
-{
- CtxGState *gstate = &rasterizer->state->gstate;
- switch (gstate->source_fill.type)
+ /* scrollbar */
+ if (!vt->in_alt_screen)
{
- case CTX_SOURCE_TEXTURE: return ctx_fragment_image_GRAYAF;
- case CTX_SOURCE_COLOR: return ctx_fragment_color_GRAYAF;
-#if CTX_GRADIENTS
- case CTX_SOURCE_LINEAR_GRADIENT: return ctx_fragment_linear_gradient_GRAYAF;
- case CTX_SOURCE_RADIAL_GRADIENT: return ctx_fragment_radial_gradient_GRAYAF;
+ float disp_lines = vt->rows;
+ float tot_lines = vt->line_count + vt->scrollback_count;
+ float offset = (tot_lines - disp_lines - vt->scroll) / tot_lines;
+ float win_len = disp_lines / tot_lines;
+
+#if 0
+ ctx_rectangle (ctx, (vt->cols *vt->cw), 0,
+ (vt->width) - (vt->cols * vt->cw),
+ vt->rows * vt->ch);
+ ctx_rgb (ctx,1,0,0);
+ ctx_fill (ctx);
#endif
+
+ ctx_rectangle (ctx, (vt->width) - vt->cw * 1.5,
+ 0, 1.5 * vt->cw,
+ vt->rows * vt->ch);
+ //ctx_listen (ctx, CTX_DRAG, scrollbar_drag, vt, NULL);
+ //ctx_listen (ctx, CTX_ENTER, scrollbar_enter, vt, NULL);
+ //ctx_listen (ctx, CTX_LEAVE, scrollbar_leave, vt, NULL);
+ if (vt->scroll != 0 || scrollbar_focused)
+ ctx_rgba (ctx, 0.5, 0.5, 0.5, .25);
+ else
+ ctx_rgba (ctx, 0.5, 0.5, 0.5, .10);
+ ctx_fill (ctx);
+ ctx_round_rectangle (ctx, (vt->width) - vt->cw * 1.5,
+ offset * vt->rows * vt->ch, (1.5-0.2) * vt->cw,
+ win_len * vt->rows * vt->ch,
+ vt->cw * 1.5 /2);
+ //ctx_listen (ctx, CTX_DRAG, scroll_handle_drag, vt, NULL);
+ if (vt->scroll != 0 || scrollbar_focused)
+ ctx_rgba (ctx, 1, 1, 1, .25);
+ else
+ ctx_rgba (ctx, 1, 1, 1, .10);
+ ctx_fill (ctx);
}
- return ctx_fragment_color_GRAYAF;
-}
-ctx_float_porter_duff(GRAYAF, 2,color, rasterizer->fragment, rasterizer->state->gstate.blend_mode)
-ctx_float_porter_duff(GRAYAF, 2,generic, rasterizer->fragment, rasterizer->state->gstate.blend_mode)
+ ctx_rectangle (ctx, 0, 0, vt->cols * vt->cw, vt->rows * vt->ch);
+ ctx_listen (ctx, CTX_DRAG, vt_mouse_event, vt, NULL);
+ ctx_listen (ctx, CTX_MOTION, vt_mouse_event, vt, NULL);
+ ctx_begin_path (ctx);
-#if CTX_INLINED_NORMAL
-ctx_float_porter_duff(GRAYAF, 2,color_normal, rasterizer->fragment, CTX_BLEND_NORMAL)
-ctx_float_porter_duff(GRAYAF, 2,generic_normal, rasterizer->fragment, CTX_BLEND_NORMAL)
+ ctx_restore (ctx);
-static void
-ctx_GRAYAF_copy_normal (CTX_COMPOSITE_ARGUMENTS)
-{
- ctx_float_copy_normal (2, rasterizer, dst, src, x0, coverage, count);
+ if (vt->popped)
+ {
+ //ctx_set_popup (ctx, test_popup, vt);
+ }
}
-static void
-ctx_GRAYAF_clear_normal (CTX_COMPOSITE_ARGUMENTS)
+
+int vt_is_done (VT *vt)
{
- ctx_float_clear_normal (2, rasterizer, dst, src, x0, coverage, count);
+ return vt->vtpty.done;
}
-static void
-ctx_GRAYAF_source_over_normal_opaque_color (CTX_COMPOSITE_ARGUMENTS)
+int vt_get_result (VT *vt)
{
- ctx_float_source_over_normal_opaque_color (2, rasterizer, dst, rasterizer->color, x0, coverage, count);
+ /* we could block - at least for a while, here..? */
+ return vt->result;
}
-#endif
-static void
-ctx_setup_GRAYAF (CtxRasterizer *rasterizer)
+void vt_set_scrollback_lines (VT *vt, int scrollback_lines)
{
- CtxGState *gstate = &rasterizer->state->gstate;
- int components = 2;
- rasterizer->fragment = ctx_rasterizer_get_fragment_GRAYAF (rasterizer);
- if (gstate->source_fill.type == CTX_SOURCE_COLOR)
- {
- rasterizer->comp_op = ctx_GRAYAF_porter_duff_color;
- // rasterizer->fragment = NULL;
- ctx_color_get_rgba (rasterizer->state, &gstate->source_fill.color, (float*)rasterizer->color);
- if (gstate->global_alpha_u8 != 255)
- for (int c = 0; c < components; c ++)
- ((float*)rasterizer->color)[c] *= gstate->global_alpha_f;
- }
- else
- {
- rasterizer->comp_op = ctx_GRAYAF_porter_duff_generic;
- }
-
-#if CTX_INLINED_NORMAL
- if (gstate->compositing_mode == CTX_COMPOSITE_CLEAR)
- rasterizer->comp_op = ctx_GRAYAF_clear_normal;
- else
- switch (gstate->blend_mode)
- {
- case CTX_BLEND_NORMAL:
- if (gstate->compositing_mode == CTX_COMPOSITE_COPY)
- {
- rasterizer->comp_op = ctx_GRAYAF_copy_normal;
- }
- else if (gstate->global_alpha_u8 == 0)
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_RGBA8_nop);
- else
- switch (gstate->source_fill.type)
- {
- case CTX_SOURCE_COLOR:
- if (gstate->compositing_mode == CTX_COMPOSITE_SOURCE_OVER)
- {
- if (((float*)rasterizer->color)[components-1] == 0.0f)
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_RGBA8_nop);
-#if 0
- else if (((float*)rasterizer->color)[components-1] == 0.0f)
- rasterizer->comp_op = ctx_GRAYAF_source_over_normal_opaque_color;
-#endif
- else
- rasterizer->comp_op = ctx_GRAYAF_porter_duff_color_normal;
-// rasterizer->fragment = NULL;
- }
- else
- {
- rasterizer->comp_op = ctx_GRAYAF_porter_duff_color_normal;
-// rasterizer->fragment = NULL;
- }
- break;
- default:
- rasterizer->comp_op = ctx_GRAYAF_porter_duff_generic_normal;
- break;
- }
- break;
- default:
- switch (gstate->source_fill.type)
- {
- case CTX_SOURCE_COLOR:
- rasterizer->comp_op = ctx_GRAYAF_porter_duff_color;
-// rasterizer->fragment = NULL;
- break;
- default:
- rasterizer->comp_op = ctx_GRAYAF_porter_duff_generic;
- break;
- }
- break;
- }
-#endif
+ vt->scrollback_limit = scrollback_lines;
}
-#endif
-#if CTX_ENABLE_GRAYF
-
-static void
-ctx_composite_GRAYF (CTX_COMPOSITE_ARGUMENTS)
+int vt_get_scrollback_lines (VT *vt)
{
- float *dstf = (float*)dst;
-
- float temp[count*2];
- for (int i = 0; i < count; i++)
- {
- temp[i*2] = dstf[i];
- temp[i*2+1] = 1.0f;
- }
- rasterizer->comp_op (rasterizer, (uint8_t*)temp, rasterizer->color, x0, coverage, count);
- for (int i = 0; i < count; i++)
- {
- dstf[i] = temp[i*2];
- }
+ return vt->scrollback_limit;
}
-#endif
-#if CTX_ENABLE_BGRA8
+void vt_set_scroll (VT *vt, int scroll)
+{
+ if (vt->scroll == scroll)
+ return;
+ vt->scroll = scroll;
+ if (vt->scroll > ctx_list_length (vt->scrollback) )
+ { vt->scroll = ctx_list_length (vt->scrollback); }
+ if (vt->scroll < 0)
+ { vt->scroll = 0; }
+}
-inline static void
-ctx_swap_red_green (uint8_t *rgba)
+int vt_get_scroll (VT *vt)
{
- uint32_t *buf = (uint32_t *) rgba;
- uint32_t orig = *buf;
- uint32_t green_alpha = (orig & 0xff00ff00);
- uint32_t red_blue = (orig & 0x00ff00ff);
- uint32_t red = red_blue << 16;
- uint32_t blue = red_blue >> 16;
- *buf = green_alpha | red | blue;
+ return vt->scroll;
}
-static void
-ctx_BGRA8_to_RGBA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+char *
+vt_get_selection (VT *vt)
{
- uint32_t *srci = (uint32_t *) buf;
- uint32_t *dsti = (uint32_t *) rgba;
- while (count--)
+ CtxString *str = ctx_string_new ("");
+ char *ret;
+ for (int row = vt->select_start_row; row <= vt->select_end_row; row++)
{
- uint32_t val = *srci++;
- ctx_swap_red_green ( (uint8_t *) &val);
- *dsti++ = val;
+ const char *line_str = vt_get_line (vt, vt->rows - row);
+ int col = 1;
+ for (const char *c = line_str; *c; c = mrg_utf8_skip (c, 1), col ++)
+ {
+ if (row == vt->select_end_row && col > vt->select_end_col)
+ { continue; }
+ if (row == vt->select_start_row && col < vt->select_start_col)
+ { continue; }
+ ctx_string_append_utf8char (str, c);
+ }
+ if (row < vt->select_end_row && !vt_line_is_continuation (vt, vt->rows-row-1))
+ {
+ _ctx_string_append_byte (str, '\n');
+ }
}
+ ret = str->str;
+ ctx_string_free (str, 0);
+ return ret;
}
-static void
-ctx_RGBA8_to_BGRA8 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+int vt_get_local (VT *vt)
{
- ctx_BGRA8_to_RGBA8 (rasterizer, x, rgba, (uint8_t *) buf, count);
+ return vt->local_editing;
}
-static void
-ctx_composite_BGRA8 (CTX_COMPOSITE_ARGUMENTS)
+void vt_set_local (VT *vt, int local)
{
- // for better performance, this could be done without a pre/post conversion,
- // by swapping R and B of source instead... as long as it is a color instead
- // of gradient or image
- //
- //
- uint8_t pixels[count * 4];
- ctx_BGRA8_to_RGBA8 (rasterizer, x0, dst, &pixels[0], count);
- rasterizer->comp_op (rasterizer, &pixels[0], rasterizer->color, x0, coverage, count);
- ctx_BGRA8_to_RGBA8 (rasterizer, x0, &pixels[0], dst, count);
+ vt->local_editing = local;
}
+static unsigned long prev_press_time = 0;
+static int short_count = 0;
-#endif
-#if CTX_ENABLE_CMYKAF
-static void
-ctx_fragment_other_CMYKAF (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float dx,
float dy)
+void terminal_set_primary (const char *text)
{
- float *cmyka = (float*)out;
- float _rgba[4 * count];
- float *rgba = &_rgba[0];
- CtxGState *gstate = &rasterizer->state->gstate;
- switch (gstate->source_fill.type)
- {
- case CTX_SOURCE_TEXTURE:
- ctx_fragment_image_RGBAF (rasterizer, x, y, rgba, count, dx, dy);
- break;
- case CTX_SOURCE_COLOR:
- ctx_fragment_color_RGBAF (rasterizer, x, y, rgba, count, dx, dy);
- break;
-#if CTX_GRADIENTS
- case CTX_SOURCE_LINEAR_GRADIENT:
- ctx_fragment_linear_gradient_RGBAF (rasterizer, x, y, rgba, count, dx, dy);
- break;
- case CTX_SOURCE_RADIAL_GRADIENT:
- ctx_fragment_radial_gradient_RGBAF (rasterizer, x, y, rgba, count, dx, dy);
- break;
-#endif
- default:
- rgba[0]=rgba[1]=rgba[2]=rgba[3]=0.0f;
- break;
- }
- for (int i = 0; i < count; i++)
- {
- cmyka[4]=rgba[3];
- ctx_rgb_to_cmyk (rgba[0], rgba[1], rgba[2], &cmyka[0], &cmyka[1], &cmyka[2], &cmyka[3]);
- cmyka += 5;
- rgba += 4;
- }
+ if (primary) free (primary);
+ primary = NULL;
+ if (text) primary = strdup (text);
}
-static void
-ctx_fragment_color_CMYKAF (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float dx,
float dy)
+void terminal_long_tap (Ctx *ctx, VT *vt);
+static int long_tap_cb_id = 0;
+static int single_tap (Ctx *ctx, void *data)
{
- CtxGState *gstate = &rasterizer->state->gstate;
- float *cmyka = (float*)out;
- float cmyka_in[5];
- ctx_color_get_cmyka (rasterizer->state, &gstate->source_fill.color, cmyka_in);
- for (int i = 0; i < count; i++)
- {
- for (int c = 0; c < 4; c ++)
- {
- cmyka[c] = (1.0f - cmyka_in[c]);
- }
- cmyka[4] = cmyka_in[4];
- cmyka += 5;
- }
+#if 0 // XXX
+ VT *vt = data;
+ if (short_count == 0 && !vt->select_active)
+ terminal_long_tap (ctx, vt);
+#endif
+ return 0;
}
-static CtxFragment ctx_rasterizer_get_fragment_CMYKAF (CtxRasterizer *rasterizer)
+void vt_mouse (VT *vt, CtxEvent *event, VtMouseEvent type, int button, int x, int y, int px_x, int px_y)
{
- CtxGState *gstate = &rasterizer->state->gstate;
- switch (gstate->source_fill.type)
- {
- case CTX_SOURCE_COLOR:
- return ctx_fragment_color_CMYKAF;
- }
- return ctx_fragment_other_CMYKAF;
-}
-
-ctx_float_porter_duff (CMYKAF, 5,color, rasterizer->fragment, rasterizer->state->gstate.blend_mode)
-ctx_float_porter_duff (CMYKAF, 5,generic, rasterizer->fragment, rasterizer->state->gstate.blend_mode)
+ char buf[64]="";
+ int button_state = 0;
+ vt->rev++;
+ ctx_ticks();
+ if ((! (vt->mouse | vt->mouse_all | vt->mouse_drag)) ||
+ (event && (event->state & CTX_MODIFIER_STATE_SHIFT)))
+ {
+ // regular mouse select, this is incomplete
+ // fully ignorant of scrollback for now
+ //
+ if (type == VT_MOUSE_PRESS)
+ {
+ vt->cursor_down = 1;
+ vt->select_begin_col = x;
+ vt->select_begin_row = y - (int)vt->scroll;
+ vt->select_start_col = x;
+ vt->select_start_row = y - (int)vt->scroll;
+ vt->select_end_col = x;
+ vt->select_end_row = y - (int)vt->scroll;
+ vt->select_active = 0;
+ if (long_tap_cb_id)
+ {
+ ctx_remove_idle (vt->root_ctx, long_tap_cb_id);
+ long_tap_cb_id = 0;
+ }
+
+ if ((ctx_ticks () - prev_press_time) < 1000*300 &&
+ abs(px_x - vt->select_begin_x) +
+ abs(px_y - vt->select_begin_y) < 8)
+ {
+ short_count++;
+ switch (short_count)
+ {
+ case 1:
+ {
+ /* extend selection until space, XXX should handle utf8 instead of ascii here! */
+
+ int hit_space = 0;
+
+ while (vt->select_start_col > 1 && !hit_space)
+ {
+ vt->select_start_col --;
+ char *sel = vt_get_selection (vt);
+ if (sel[0] == ' ' || sel[0] == '\0')
+ hit_space = 1;
+ free (sel);
+ }
+ if (hit_space)
+ vt->select_start_col++;
+
+ hit_space = 0;
+ while ((hit_space == 0) &&
+ (vt->select_end_col < vt->cols))
+ {
+ vt->select_end_col ++;
+ char *sel = vt_get_selection (vt);
+ int len = strlen(sel);
+ if (sel[len-1]==' ')
+ hit_space = 1;
+ free (sel);
+ }
+ if (hit_space)
+ vt->select_end_col--;
+
+ vt->select_active = 1;
+
+ { char *sel = vt_get_selection (vt);
+ if (sel)
+ {
+ terminal_set_primary (sel);
+ free (sel);
+ }
+ }
+ }
+ break;
+ case 2:
+ vt->select_start_col = 1;
+ vt->select_end_col = vt->cols;
+ vt->select_active = 1;
+ {
+ char *sel = vt_get_selection (vt);
+ if (sel){
+ terminal_set_primary (sel);
+ free (sel);
+ }
+ }
+ break;
+ case 3:
+ short_count = 0;
+ vt->select_start_col =
+ vt->select_end_col = vt->select_begin_col;
+ vt->select_active = 0;
+ terminal_set_primary ("");
+ break;
+ }
+ }
+ else
+ {
+ if (vt->root_ctx && short_count == 0)
+ long_tap_cb_id = ctx_add_timeout (vt->root_ctx, 1000, single_tap, vt);
+ short_count = 0;
+ //vt->select_start_col =
+ //vt->select_end_col = vt->select_begin_col;
+ }
+ vt->select_begin_x = px_x;
+ vt->select_begin_y = px_y;
+ prev_press_time = ctx_ticks ();
+ vt->rev++;
+ }
+ else if (type == VT_MOUSE_RELEASE)
+ {
+ if (long_tap_cb_id)
+ {
+ ctx_remove_idle (vt->root_ctx, long_tap_cb_id);
+ long_tap_cb_id = 0;
+ }
+ vt->cursor_down = 0;
+ }
+ else if (type == VT_MOUSE_MOTION && vt->cursor_down)
+ {
+ int row = y - (int)vt->scroll;
+ int col = x;
+ if ((row > vt->select_begin_row) ||
+ ((row == vt->select_begin_row) && (col >= vt->select_begin_col)))
+ {
+ vt->select_start_col = vt->select_begin_col;
+ vt->select_start_row = vt->select_begin_row;
+ vt->select_end_col = col;
+ vt->select_end_row = row;
+ }
+ else
+ {
+ vt->select_start_col = col;
+ vt->select_start_row = row;
+ vt->select_end_col = vt->select_begin_col;
+ vt->select_end_row = vt->select_begin_row;
+ }
+ if (vt->select_end_row == vt->select_start_row &&
+ abs (vt->select_begin_x - px_x) < vt->cw/2)
+ {
+ vt->select_active = 0;
+ }
+ else
+ {
+ vt->select_active = 1;
+ char *selection = vt_get_selection (vt);
+ if (selection)
+ {
+ terminal_set_primary (selection);
+ free (selection);
+ }
+ }
-#if CTX_INLINED_NORMAL
+ if (y < 1)
+ {
+ vt->scroll += 1.0f;
+ if (vt->scroll > vt->scrollback_count)
+ vt->scroll = vt->scrollback_count;
+ }
+ else if (y > vt->rows)
+ {
+ vt->scroll -= 1.0f;
+ if (vt->scroll < 0)
+ vt->scroll = 0.0f;
+ }
-ctx_float_porter_duff (CMYKAF, 5,color_normal, rasterizer->fragment, CTX_BLEND_NORMAL)
-ctx_float_porter_duff (CMYKAF, 5,generic_normal, rasterizer->fragment, CTX_BLEND_NORMAL)
+ vt->rev++;
+ }
+ return;
+ }
+ if (type == VT_MOUSE_MOTION)
+ { button_state = 3; }
-static void
-ctx_CMYKAF_copy_normal (CTX_COMPOSITE_ARGUMENTS)
-{
- ctx_float_copy_normal (5, rasterizer, dst, src, x0, coverage, count);
+ if (vt->unit_pixels && vt->mouse_decimal)
+ {
+ x = px_x;
+ y = px_y;
+ }
+ switch (type)
+ {
+ case VT_MOUSE_MOTION:
+ if (!vt->mouse_all)
+ return;
+ if (x==vt->lastx && y==vt->lasty)
+ return;
+ vt->lastx = x;
+ vt->lasty = y;
+ // sprintf (buf, "\033[<35;%i;%iM", x, y);
+ break;
+ case VT_MOUSE_RELEASE:
+ if (vt->mouse_decimal == 0)
+ button_state = 3;
+ break;
+ case VT_MOUSE_PRESS:
+ button_state = 0;
+ break;
+ case VT_MOUSE_DRAG: // XXX not really used - remove
+ if (! (vt->mouse_all || vt->mouse_drag) )
+ return;
+ button_state = 32;
+ break;
+ }
+ // todo : mix in ctrl/meta state
+ if (vt->mouse_decimal)
+ {
+ sprintf (buf, "\033[<%i;%i;%i%c", button_state, x, y, type == VT_MOUSE_RELEASE?'m':'M');
+ }
+ else
+ {
+ sprintf (buf, "\033[M%c%c%c", button_state + 32, x + 32, y + 32);
+ }
+ if (buf[0])
+ {
+ vt_write (vt, buf, strlen (buf) );
+ fflush (NULL);
+ }
}
-static void
-ctx_CMYKAF_clear_normal (CTX_COMPOSITE_ARGUMENTS)
+pid_t vt_get_pid (VT *vt)
{
- ctx_float_clear_normal (5, rasterizer, dst, src, x0, coverage, count);
+ return vt->vtpty.pid;
}
-static void
-ctx_CMYKAF_source_over_normal_opaque_color (CTX_COMPOSITE_ARGUMENTS)
+void vt_set_ctx (VT *vt, Ctx *ctx)
{
- ctx_float_source_over_normal_opaque_color (5, rasterizer, dst, rasterizer->color, x0, coverage, count);
+ vt->root_ctx = ctx;
}
+#ifndef _DEFAULT_SOURCE
+#define _DEFAULT_SOURCE
#endif
-static void
-ctx_setup_CMYKAF (CtxRasterizer *rasterizer)
-{
- CtxGState *gstate = &rasterizer->state->gstate;
- int components = 5;
- rasterizer->fragment = ctx_rasterizer_get_fragment_CMYKAF (rasterizer);
- if (gstate->source_fill.type == CTX_SOURCE_COLOR)
- {
- rasterizer->comp_op = ctx_CMYKAF_porter_duff_color;
- rasterizer->comp_op = ctx_CMYKAF_porter_duff_generic;
- // rasterizer->fragment = NULL;
- ctx_color_get_cmyka (rasterizer->state, &gstate->source_fill.color, (float*)rasterizer->color);
- if (gstate->global_alpha_u8 != 255)
- ((float*)rasterizer->color)[components-1] *= gstate->global_alpha_f;
- }
- else
- {
- rasterizer->comp_op = ctx_CMYKAF_porter_duff_generic;
- }
-
-#if CTX_INLINED_NORMAL
- if (gstate->compositing_mode == CTX_COMPOSITE_CLEAR)
- rasterizer->comp_op = ctx_CMYKAF_clear_normal;
-#if 0
- else
- switch (gstate->blend_mode)
- {
- case CTX_BLEND_NORMAL:
- if (gstate->compositing_mode == CTX_COMPOSITE_COPY)
- {
- rasterizer->comp_op = ctx_CMYKAF_copy_normal;
- }
- else if (gstate->global_alpha_u8 == 0)
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_RGBA8_nop);
- else
- switch (gstate->source_fill.type)
+#if !__COSMOPOLITAN__
+#include <unistd.h>
+#include <assert.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <string.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <sys/ioctl.h>
+#include <signal.h>
+#include <pty.h>
+#include <math.h>
+#include <malloc.h>
+#include <sys/time.h>
+#include <time.h>
+#endif
+
+#define VT_RECORD 0
+extern Ctx *ctx;
+#define flag_is_set(a, f) (((a) & (f))!=0)
+#define flag_set(a, f) ((a) |= (f));
+#define flag_unset(a, f) ((a) &= ~(f));
+
+//#define CTX_x CTX_STRH('x',0,0,0,0,0,0,0,0,0,0,0,0,0)
+//#define CTX_y CTX_STRH('y',0,0,0,0,0,0,0,0,0,0,0,0,0)
+#define CTX_lower_bottom CTX_STRH('l','o','w','e','r','-','b','o','t','t','o','m',0,0)
+#define CTX_lower CTX_STRH('l','o','w','e','r',0,0,0,0,0,0,0,0,0)
+#define CTX_raise CTX_STRH('r','a','i','s','e',0,0,0,0,0,0,0,0,0)
+#define CTX_raise_top CTX_STRH('r','a','i','s','e','-','t','o','p',0,0,0,0,0)
+#define CTX_terminate CTX_STRH('t','e','r','m','i','n','a','t','e',0,0,0,0,0)
+#define CTX_maximize CTX_STRH('m','a','x','i','m','i','z','e',0,0,0,0,0,0)
+#define CTX_unmaximize CTX_STRH('u','n','m','a','x','i','m','i','z','e',0,0,0,0)
+//#define CTX_width CTX_STRH('w','i','d','t','h',0,0,0,0,0,0,0,0,0)
+//#define CTX_title CTX_STRH('t','i','t','l','e',0,0,0,0,0,0,0,0,0)
+#define CTX_title 15643372
+#define CTX_action CTX_STRH('a','c','t','i','o','n',0,0,0,0,0,0,0,0)
+//#define CTX_height CTX_STRH('h','e','i','g','h','t',0,0,0,0,0,0,0,0)
+
+void terminal_update_title (const char *title);
+int ctx_renderer_is_sdl (Ctx *ctx);
+int ctx_renderer_is_fb (Ctx *ctx);
+int ctx_renderer_is_term (Ctx *ctx);
+void ctx_sdl_set_fullscreen (Ctx *ctx, int val);
+int ctx_sdl_get_fullscreen (Ctx *ctx);
+float ctx_target_fps = 25.0;
+static int ctx_fetched_bytes = 1;
+
+CtxClient *vt_get_client (VT *vt);
+
+CtxList *vts = NULL;
+
+void ctx_clients_signal_child (int signum)
+{
+ pid_t pid;
+ int status;
+ if ( (pid = waitpid (-1, &status, WNOHANG) ) != -1)
+ {
+ if (pid)
{
- case CTX_SOURCE_COLOR:
- if (gstate->compositing_mode == CTX_COMPOSITE_SOURCE_OVER)
- {
- if (((float*)rasterizer->color)[components-1] == 0.0f)
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_RGBA8_nop);
-#if 0
- else if (((float*)rasterizer->color)[components-1] == 1.0f)
- rasterizer->comp_op = ctx_CMYKAF_source_over_normal_opaque_color;
- else
- rasterizer->comp_op = ctx_CMYKAF_porter_duff_color_normal;
- rasterizer->fragment = NULL;
-#endif
- }
- else
+ for (CtxList *l = vts; l; l=l->next)
{
- rasterizer->comp_op = ctx_CMYKAF_porter_duff_color_normal;
- // rasterizer->fragment = NULL;
+ VtPty *vt = l->data;
+ if (vt->pid == pid)
+ {
+ vt->done = 1;
+ //vt->result = status;
+ }
}
- break;
- default:
- rasterizer->comp_op = ctx_CMYKAF_porter_duff_generic_normal;
- break;
- }
- break;
- default:
- switch (gstate->source_fill.type)
- {
- case CTX_SOURCE_COLOR:
- rasterizer->comp_op = ctx_CMYKAF_porter_duff_color;
- // rasterizer->fragment = NULL;
- break;
- default:
- rasterizer->comp_op = ctx_CMYKAF_porter_duff_generic;
- break;
}
- break;
}
-#endif
-#endif
}
-#endif
-#if CTX_ENABLE_CMYKA8
-static void
-ctx_CMYKA8_to_CMYKAF (CtxRasterizer *rasterizer, uint8_t *src, float *dst, int count)
-{
- for (int i = 0; i < count; i ++)
- {
- for (int c = 0; c < 4; c ++)
- { dst[c] = ctx_u8_to_float ( (255-src[c]) ); }
- dst[4] = ctx_u8_to_float (src[4]);
- for (int c = 0; c < 4; c++)
- { dst[c] *= dst[4]; }
- src += 5;
- dst += 5;
- }
-}
-static void
-ctx_CMYKAF_to_CMYKA8 (CtxRasterizer *rasterizer, float *src, uint8_t *dst, int count)
+
+int vt_set_prop (VT *vt, uint32_t key_hash, const char *val)
{
- for (int i = 0; i < count; i ++)
- {
- int a = ctx_float_to_u8 (src[4]);
- if (a != 0 && a != 255)
- {
- float recip = 1.0f/src[4];
- for (int c = 0; c < 4; c++)
- {
- dst[c] = ctx_float_to_u8 (1.0f - src[c] * recip);
- }
- }
- else
+#if 1
+ switch (key_hash)
+ {
+ case CTX_title:
+ {
+ CtxClient *client = vt_get_client (vt);
+ if (client)
+ {
+ if (client->title) free (client->title);
+ client->title = strdup (val);
+ }
+ }
+
+ break;
+ }
+#else
+ float fval = strtod (val, NULL);
+ CtxClient *client = ctx_client_by_id (ct->id);
+ uint32_t val_hash = ctx_strhash (val);
+ if (!client)
+ return 0;
+
+ if (key_hash == ctx_strhash("start_move"))
+ {
+ start_moving (client);
+ moving_client = 1;
+ return 0;
+ }
+
+// set "pcm-hz" "8000"
+// set "pcm-bits" "8"
+// set "pcm-encoding" "ulaw"
+// set "play-pcm" "d41ata312313"
+// set "play-pcm-ref" "foo.wav"
+
+// get "free"
+// storage of blobs for referencing when drawing or for playback
+// set "foo.wav" "\3\1\1\4\"
+// set "fnord.png" "PNG12.4a312"
+
+ switch (key_hash)
+ {
+ case CTX_title: ctx_client_set_title (ct->id, val); break;
+ case CTX_x: client->x = fval; break;
+ case CTX_y: client->y = fval; break;
+ case CTX_width: ctx_client_resize (ct->id, fval, client->height); break;
+ case CTX_height: ctx_client_resize (ct->id, client->width, fval); break;
+ case CTX_action:
+ switch (val_hash)
{
- for (int c = 0; c < 4; c++)
- dst[c] = 255 - ctx_float_to_u8 (src[c]);
+ case CTX_maximize: ctx_client_maximize (client); break;
+ case CTX_unmaximize: ctx_client_unmaximize (client); break;
+ case CTX_lower: ctx_client_lower (client); break;
+ case CTX_lower_bottom: ctx_client_lower_bottom (client); break;
+ case CTX_raise: ctx_client_raise (client); break;
+ case CTX_raise_top: ctx_client_raise_top (client); break;
}
- dst[4]=a;
-
- src += 5;
- dst += 5;
- }
+ break;
+ }
+ ct->rev++;
+#endif
+ return 0;
}
-static void
-ctx_composite_CMYKA8 (CTX_COMPOSITE_ARGUMENTS)
+static float _ctx_font_size = 10.0;
+
+CtxList *clients = NULL;
+CtxClient *active = NULL;
+CtxClient *active_tab = NULL;
+
+static CtxClient *ctx_client_by_id (int id);
+
+int ctx_client_resize (int id, int width, int height);
+void ctx_client_maximize (int id);
+
+CtxClient *vt_get_client (VT *vt)
{
- float pixels[count * 5];
- ctx_CMYKA8_to_CMYKAF (rasterizer, dst, &pixels[0], count);
- rasterizer->comp_op (rasterizer, (uint8_t *) &pixels[0], rasterizer->color, x0, coverage, count);
- ctx_CMYKAF_to_CMYKA8 (rasterizer, &pixels[0], dst, count);
+ for (CtxList *l = clients; l; l =l->next)
+ {
+ CtxClient *client = l->data;
+ if (client->vt == vt)
+ return client;
+ }
+ return NULL;
}
+CtxClient *ctx_client_new (Ctx *ctx,
+ const char *commandline,
+ int x, int y, int width, int height,
+ CtxClientFlags flags)
+{
+ static int global_id = 0;
+ float font_size = ctx_get_font_size (ctx);
+ CtxClient *client = calloc (sizeof (CtxClient), 1);
+ ctx_list_append (&clients, client);
+ client->id = global_id++;
+ client->x = x;
+ client->y = y;
+ client->flags = flags;
+ client->ctx = ctx;
+ client->width = width;
+ client->height = height;
+
+ if (ctx_renderer_is_term (ctx))
+ {
+ font_size = 3;
+ }
+
+ //fprintf (stderr, "client new:%f\n", font_size);
+#if CTX_THREADS
+ mtx_init (&client->mtx, mtx_plain);
#endif
-#if CTX_ENABLE_CMYK8
+ float line_spacing = 2.0f;
+ client->vt = vt_new (commandline, width, height, font_size,line_spacing, client->id, (flags &
ITK_CLIENT_CAN_LAUNCH)!=0);
+ vt_set_ctx (client->vt, ctx);
+ return client;
+}
-static void
-ctx_CMYK8_to_CMYKAF (CtxRasterizer *rasterizer, uint8_t *src, float *dst, int count)
+CtxClient *ctx_client_new_argv (Ctx *ctx, const char **argv, int x, int y, int width, int height,
CtxClientFlags flags)
{
- for (int i = 0; i < count; i ++)
+ CtxString *string = ctx_string_new ("");
+ for (int i = 0; argv[i]; i++)
+ {
+ char space = ' ';
+ if (i > 0)
+ ctx_string_append_data (string, &space, 1);
+ for (int c = 0; argv[i][c]; c++)
{
- dst[0] = ctx_u8_to_float (255-src[0]);
- dst[1] = ctx_u8_to_float (255-src[1]);
- dst[2] = ctx_u8_to_float (255-src[2]);
- dst[3] = ctx_u8_to_float (255-src[3]);
- dst[4] = 1.0f;
- src += 4;
- dst += 5;
+ switch (argv[i][c])
+ {
+ case '"':ctx_string_append_str (string, "\\\"");break;
+ case '\'':ctx_string_append_str (string, "\\\'");break;
+ default:ctx_string_append_data (string, &argv[i][c], 1);break;
+ }
}
+ }
+ CtxClient *ret = ctx_client_new (ctx, string->str, x, y, width, height, flags);
+ ctx_string_free (string, 1);
+ return ret;
}
-static void
-ctx_CMYKAF_to_CMYK8 (CtxRasterizer *rasterizer, float *src, uint8_t *dst, int count)
+
+extern float ctx_shape_cache_rate;
+extern int _ctx_max_threads;
+
+static int focus_follows_mouse = 0;
+
+static CtxClient *find_active (int x, int y)
{
- for (int i = 0; i < count; i ++)
- {
- float c = src[0];
- float m = src[1];
- float y = src[2];
- float k = src[3];
- float a = src[4];
- if (a != 0.0f && a != 1.0f)
- {
- float recip = 1.0f/a;
- c *= recip;
- m *= recip;
- y *= recip;
- k *= recip;
- }
- c = 1.0 - c;
- m = 1.0 - m;
- y = 1.0 - y;
- k = 1.0 - k;
- dst[0] = ctx_float_to_u8 (c);
- dst[1] = ctx_float_to_u8 (m);
- dst[2] = ctx_float_to_u8 (y);
- dst[3] = ctx_float_to_u8 (k);
- src += 5;
- dst += 4;
- }
+ CtxClient *ret = NULL;
+ float titlebar_height = _ctx_font_size;
+ int resize_border = titlebar_height/2;
+
+ for (CtxList *l = clients; l; l = l->next)
+ {
+ CtxClient *c = l->data;
+ if ((c->flags & ITK_CLIENT_MAXIMIZED) && c == active_tab)
+ if (x > c->x - resize_border && x < c->x+c->width + resize_border &&
+ y > c->y - titlebar_height && y < c->y+c->height + resize_border)
+ {
+ ret = c;
+ }
+ }
+
+ for (CtxList *l = clients; l; l = l->next)
+ {
+ CtxClient *c = l->data;
+ if (!(c->flags & ITK_CLIENT_MAXIMIZED))
+ if (x > c->x - resize_border && x < c->x+c->width + resize_border &&
+ y > c->y - titlebar_height && y < c->y+c->height + resize_border)
+ {
+ ret = c;
+ }
+ }
+ return ret;
}
-static void
-ctx_composite_CMYK8 (CTX_COMPOSITE_ARGUMENTS)
+int id_to_no (int id)
{
- float pixels[count * 5];
- ctx_CMYK8_to_CMYKAF (rasterizer, dst, &pixels[0], count);
- rasterizer->comp_op (rasterizer, (uint8_t *) &pixels[0], src, x0, coverage, count);
- ctx_CMYKAF_to_CMYK8 (rasterizer, &pixels[0], dst, count);
+ CtxList *l;
+ int no = 0;
+
+ for (l = clients; l; l = l->next)
+ {
+ CtxClient *client = l->data;
+ if (client->id == id)
+ return no;
+ no++;
+ }
+ return -1;
}
-#endif
-#if CTX_ENABLE_RGB8
+void ctx_client_move (int id, int x, int y);
+int ctx_client_resize (int id, int w, int h);
+void ctx_client_shade_toggle (int id);
+float ctx_client_min_y_pos (Ctx *ctx);
+float ctx_client_max_y_pos (Ctx *ctx);
-inline static void
-ctx_RGB8_to_RGBA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+#if 0
+void ensure_layout ()
{
- const uint8_t *pixel = (const uint8_t *) buf;
- while (count--)
+ int n_clients = ctx_list_length (clients);
+ if (n_clients == 1)
+ {
+ CtxClient *client = clients->data;
+ if (client->flags & ITK_CLIENT_MAXIMIZED)
{
- rgba[0] = pixel[0];
- rgba[1] = pixel[1];
- rgba[2] = pixel[2];
- rgba[3] = 255;
- pixel+=3;
- rgba +=4;
+ ctx_client_move (client->id, 0, 0);
+ ctx_client_resize (client->id, ctx_width (ctx), ctx_height(ctx));
+ if (active_tab == NULL)
+ active_tab = client;
}
-}
-
-inline static void
-ctx_RGBA8_to_RGB8 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
-{
- uint8_t *pixel = (uint8_t *) buf;
- while (count--)
+ }
+ else
+ for (CtxList *l = clients; l; l = l->next)
+ {
+ CtxClient *client = l->data;
+ if (client->flags & ITK_CLIENT_MAXIMIZED)
{
- pixel[0] = rgba[0];
- pixel[1] = rgba[1];
- pixel[2] = rgba[2];
- pixel+=3;
- rgba +=4;
+ ctx_client_move (client->id, 0, client_min_y_pos (ctx));
+ ctx_client_resize (client->id, ctx_width (ctx), ctx_height(ctx) -
+ ctx_client_min_y_pos (ctx) / 2); // /2 to counter the double titlebar of
non-maximized
+ if (active_tab == NULL)
+ active_tab = client;
}
+ }
}
-
#endif
-#if CTX_ENABLE_GRAY1
-#if CTX_NATIVE_GRAYA8
-inline static void
-ctx_GRAY1_to_GRAYA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+static CtxClient *ctx_client_by_id (int id)
{
- const uint8_t *pixel = (uint8_t *) buf;
- while (count--)
- {
- if (*pixel & (1<< (x&7) ) )
- {
- rgba[0] = 255;
- rgba[1] = 255;
- }
- else
- {
- rgba[0] = 0;
- rgba[1] = 255;
- }
- if ( (x&7) ==7)
- { pixel+=1; }
- x++;
- rgba +=2;
- }
+ for (CtxList *l = clients; l; l = l->next)
+ {
+ CtxClient *client = l->data;
+ if (client->id == id)
+ return client;
+ }
+ return NULL;
}
-inline static void
-ctx_GRAYA8_to_GRAY1 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+void ctx_client_remove (Ctx *ctx, CtxClient *client)
{
- uint8_t *pixel = (uint8_t *) buf;
- while (count--)
- {
- int gray = rgba[0];
- //gray += ctx_dither_mask_a (x, rasterizer->scanline/aa, 0, 127);
- if (gray < 127)
- {
- *pixel = *pixel & (~ (1<< (x&7) ) );
- }
- else
- {
- *pixel = *pixel | (1<< (x&7) );
- }
- if ( (x&7) ==7)
- { pixel+=1; }
- x++;
- rgba +=2;
- }
+ ctx_client_lock (client);
+ if (!client->internal)
+ {
+
+ if (client->vt)
+ vt_destroy (client->vt);
+ }
+
+ if (client->title)
+ free (client->title);
+
+#if VT_RECORD
+ if (client->recording)
+ ctx_free (client->recording);
+#endif
+
+ ctx_list_remove (&clients, client);
+
+ if (client == active_tab)
+ {
+ active_tab = NULL;
+ }
+
+ if (ctx)
+ if (client == active)
+ {
+ active = find_active (ctx_pointer_x (ctx), ctx_pointer_y (ctx));
+ if (!active) active = clients?clients->data:NULL;
+ }
+
+ ctx_client_unlock (client);
+ free (client);
+ //ensure_layout();
}
-#else
+#if 0
+void ctx_client_remove_by_id (int id)
+{
+ int no = id_to_no (id);
+ if (no>=0)
+ ctx_client_remove (no);
+}
+#endif
-inline static void
-ctx_GRAY1_to_RGBA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+int ctx_client_height (int id)
{
- const uint8_t *pixel = (uint8_t *) buf;
- while (count--)
- {
- if (*pixel & (1<< (x&7) ) )
- {
- rgba[0] = 255;
- rgba[1] = 255;
- rgba[2] = 255;
- rgba[3] = 255;
- }
- else
- {
- rgba[0] = 0;
- rgba[1] = 0;
- rgba[2] = 0;
- rgba[3] = 255;
- }
- if ( (x&7) ==7)
- { pixel+=1; }
- x++;
- rgba +=4;
- }
+ CtxClient *client = ctx_client_by_id (id);
+ if (!client) return 0;
+ return client->height;
}
-inline static void
-ctx_RGBA8_to_GRAY1 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+int ctx_client_x (int id)
{
- uint8_t *pixel = (uint8_t *) buf;
- while (count--)
- {
- int gray = ctx_u8_color_rgb_to_gray (rasterizer->state, rgba);
- //gray += ctx_dither_mask_a (x, rasterizer->scanline/aa, 0, 127);
- if (gray < 127)
- {
- *pixel = *pixel & (~ (1<< (x&7) ) );
- }
- else
- {
- *pixel = *pixel | (1<< (x&7) );
- }
- if ( (x&7) ==7)
- { pixel+=1; }
- x++;
- rgba +=4;
- }
+ CtxClient *client = ctx_client_by_id (id);
+ if (!client) return 0;
+ return client->x;
}
-#endif
-#endif
-#if CTX_ENABLE_GRAY2
+int ctx_client_y (int id)
+{
+ CtxClient *client = ctx_client_by_id (id);
+ if (!client) return 0;
+ return client->y;
+}
-#if CTX_NATIVE_GRAYA8
-inline static void
-ctx_GRAY2_to_GRAYA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+void ctx_client_raise_top (int id)
{
- const uint8_t *pixel = (uint8_t *) buf;
- while (count--)
- {
- int val = (*pixel & (3 << ( (x & 3) <<1) ) ) >> ( (x&3) <<1);
- val <<= 6;
- rgba[0] = val;
- rgba[1] = 255;
- if ( (x&3) ==3)
- { pixel+=1; }
- x++;
- rgba +=2;
- }
+ CtxClient *client = ctx_client_by_id (id);
+ if (!client) return;
+ ctx_list_remove (&clients, client);
+ ctx_list_append (&clients, client);
}
-inline static void
-ctx_GRAYA8_to_GRAY2 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+void ctx_client_lower_bottom (int id)
{
- uint8_t *pixel = (uint8_t *) buf;
- while (count--)
- {
- int val = rgba[0];
- val >>= 6;
- *pixel = *pixel & (~ (3 << ( (x&3) <<1) ) );
- *pixel = *pixel | ( (val << ( (x&3) <<1) ) );
- if ( (x&3) ==3)
- { pixel+=1; }
- x++;
- rgba +=2;
- }
+ CtxClient *client = ctx_client_by_id (id);
+ if (!client) return;
+ ctx_list_remove (&clients, client);
+ ctx_list_prepend (&clients, client);
}
-#else
-inline static void
-ctx_GRAY2_to_RGBA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+
+void ctx_client_iconify (int id)
{
- const uint8_t *pixel = (uint8_t *) buf;
- while (count--)
- {
- int val = (*pixel & (3 << ( (x & 3) <<1) ) ) >> ( (x&3) <<1);
- val <<= 6;
- rgba[0] = val;
- rgba[1] = val;
- rgba[2] = val;
- rgba[3] = 255;
- if ( (x&3) ==3)
- { pixel+=1; }
- x++;
- rgba +=4;
- }
+ CtxClient *client = ctx_client_by_id (id);
+ if (!client) return;
+ client->flags |= ITK_CLIENT_ICONIFIED;
}
-inline static void
-ctx_RGBA8_to_GRAY2 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+int ctx_client_is_iconified (int id)
{
- uint8_t *pixel = (uint8_t *) buf;
- while (count--)
- {
- int val = ctx_u8_color_rgb_to_gray (rasterizer->state, rgba);
- val >>= 6;
- *pixel = *pixel & (~ (3 << ( (x&3) <<1) ) );
- *pixel = *pixel | ( (val << ( (x&3) <<1) ) );
- if ( (x&3) ==3)
- { pixel+=1; }
- x++;
- rgba +=4;
- }
+ CtxClient *client = ctx_client_by_id (id);
+ if (!client) return -1;
+ return (client->flags & ITK_CLIENT_ICONIFIED) != 0;
}
-#endif
-#endif
-#if CTX_ENABLE_GRAY4
+void ctx_client_uniconify (int id)
+{
+ CtxClient *client = ctx_client_by_id (id);
+ if (!client) return;
+ client->flags &= ~ITK_CLIENT_ICONIFIED;
+}
-#if CTX_NATIVE_GRAYA8
-inline static void
-ctx_GRAY4_to_GRAYA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+void ctx_client_maximize (int id)
{
- const uint8_t *pixel = (uint8_t *) buf;
- while (count--)
- {
- int val = (*pixel & (15 << ( (x & 1) <<2) ) ) >> ( (x&1) <<2);
- val <<= 4;
- rgba[0] = val;
- rgba[1] = 255;
- if ( (x&1) ==1)
- { pixel+=1; }
- x++;
- rgba +=2;
- }
+ CtxClient *client = ctx_client_by_id (id);
+ if (!client) return;
+ if (client->flags & ITK_CLIENT_MAXIMIZED)
+ return;
+ client->flags |= ITK_CLIENT_MAXIMIZED;
+ client->unmaximized_x = client->x;
+ client->unmaximized_y = client->y;
+ client->unmaximized_width = client->width;
+ client->unmaximized_height = client->height;
+
+ // enforce_layout does the size
+ //client_resize (id, ctx_width (ctx), ctx_height(ctx) - ctx_client_min_y_pos (ctx));
+
+ ctx_client_move (id, 0, ctx_client_min_y_pos (client->ctx));
+ active_tab = client;
}
-inline static void
-ctx_GRAYA8_to_GRAY4 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+int ctx_client_is_maximized (int id)
{
- uint8_t *pixel = (uint8_t *) buf;
- while (count--)
- {
- int val = rgba[0];
- val >>= 4;
- *pixel = *pixel & (~ (15 << ( (x&1) <<2) ) );
- *pixel = *pixel | ( (val << ( (x&1) <<2) ) );
- if ( (x&1) ==1)
- { pixel+=1; }
- x++;
- rgba +=2;
- }
+ CtxClient *client = ctx_client_by_id (id);
+ if (!client) return -1;
+ return (client->flags & ITK_CLIENT_MAXIMIZED) != 0;
}
-#else
-inline static void
-ctx_GRAY4_to_RGBA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+
+void ctx_client_unmaximize (int id)
{
- const uint8_t *pixel = (uint8_t *) buf;
- while (count--)
- {
- int val = (*pixel & (15 << ( (x & 1) <<2) ) ) >> ( (x&1) <<2);
- val <<= 4;
- rgba[0] = val;
- rgba[1] = val;
- rgba[2] = val;
- rgba[3] = 255;
- if ( (x&1) ==1)
- { pixel+=1; }
- x++;
- rgba +=4;
- }
+ CtxClient *client = ctx_client_by_id (id);
+ if (!client) return;
+ if ((client->flags & ITK_CLIENT_MAXIMIZED) == 0)
+ return;
+ client->flags &= ~ITK_CLIENT_MAXIMIZED;
+ ctx_client_resize (id, client->unmaximized_width, client->unmaximized_height);
+ ctx_client_move (id, client->unmaximized_x, client->unmaximized_y);
+ active_tab = NULL;
}
-inline static void
-ctx_RGBA8_to_GRAY4 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+void ctx_client_maximized_toggle (int id)
{
- uint8_t *pixel = (uint8_t *) buf;
- while (count--)
- {
- int val = ctx_u8_color_rgb_to_gray (rasterizer->state, rgba);
- val >>= 4;
- *pixel = *pixel & (~ (15 << ( (x&1) <<2) ) );
- *pixel = *pixel | ( (val << ( (x&1) <<2) ) );
- if ( (x&1) ==1)
- { pixel+=1; }
- x++;
- rgba +=4;
- }
+ if (ctx_client_is_maximized (id))
+ ctx_client_unmaximize (id);
+ else
+ ctx_client_maximize (id);
}
-#endif
-#endif
-#if CTX_ENABLE_GRAY8
-#if CTX_NATIVE_GRAYA8
-inline static void
-ctx_GRAY8_to_GRAYA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+void ctx_client_shade (int id)
{
- const uint8_t *pixel = (uint8_t *) buf;
- while (count--)
- {
- rgba[0] = pixel[0];
- rgba[1] = 255;
- pixel+=1;
- rgba +=2;
- }
+ CtxClient *client = ctx_client_by_id (id);
+ if (!client) return;
+ client->flags |= ITK_CLIENT_SHADED;
}
-inline static void
-ctx_GRAYA8_to_GRAY8 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+int ctx_client_is_shaded (int id)
{
- uint8_t *pixel = (uint8_t *) buf;
- while (count--)
- {
- pixel[0] = rgba[0];
- pixel+=1;
- rgba +=2;
- }
+ CtxClient *client = ctx_client_by_id (id);
+ if (!client) return -1;
+ return (client->flags & ITK_CLIENT_SHADED) != 0;
}
-#else
-inline static void
-ctx_GRAY8_to_RGBA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+
+void ctx_client_unshade (int id)
{
- const uint8_t *pixel = (uint8_t *) buf;
- while (count--)
- {
- rgba[0] = pixel[0];
- rgba[1] = pixel[0];
- rgba[2] = pixel[0];
- rgba[3] = 255;
- pixel+=1;
- rgba +=4;
- }
+ CtxClient *client = ctx_client_by_id (id);
+ if (!client) return;
+ client->flags &= ~ITK_CLIENT_SHADED;
}
-inline static void
-ctx_RGBA8_to_GRAY8 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+void ctx_client_toggle_maximized (int id)
{
- uint8_t *pixel = (uint8_t *) buf;
- for (int i = 0; i < count; i ++)
- {
- pixel[i] = ctx_u8_color_rgb_to_gray (rasterizer->state, rgba + i * 4);
- }
+ CtxClient *client = ctx_client_by_id (id);
+ if (!client) return;
+ if (ctx_client_is_maximized (id))
+ ctx_client_unmaximize (id);
+ else
+ ctx_client_maximize (id);
}
-#endif
-#endif
-#if CTX_ENABLE_GRAYA8
+void ctx_client_shade_toggle (int id)
+{
+ CtxClient *client = ctx_client_by_id (id);
+ if (!client) return;
+ if (ctx_client_is_shaded (id))
+ ctx_client_shade (id);
+ else
+ ctx_client_unshade (id);
+}
-inline static void
-ctx_GRAYA8_to_RGBA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+void ctx_client_move (int id, int x, int y)
{
- const uint8_t *pixel = (const uint8_t *) buf;
- while (count--)
- {
- rgba[0] = pixel[0];
- rgba[1] = pixel[0];
- rgba[2] = pixel[0];
- rgba[3] = pixel[1];
- pixel+=2;
- rgba +=4;
- }
+ CtxClient *client = ctx_client_by_id (id);
+ if (client && (client->x != x || client->y != y))
+ {
+ client->x = x;
+ client->y = y;
+ vt_rev_inc (client->vt);
+ }
}
-inline static void
-ctx_RGBA8_to_GRAYA8 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+int ctx_client_resize (int id, int width, int height)
{
- uint8_t *pixel = (uint8_t *) buf;
- while (count--)
+ CtxClient *client = ctx_client_by_id (id);
+
+ if (client && ((height != client->height) || (width != client->width) ))
+ {
+ client->width = width;
+ client->height = height;
+ if (client->vt)
+ vt_set_px_size (client->vt, width, height);
+ return 1;
+ }
+ return 0;
+}
+
+static void ctx_client_titlebar_drag (CtxEvent *event, void *data, void *data2)
+{
+ CtxClient *client = data;
+
+ if (event->type == CTX_DRAG_RELEASE)
+ {
+ static int prev_drag_end_time = 0;
+ if (event->time - prev_drag_end_time < 500)
{
- pixel[0] = ctx_u8_color_rgb_to_gray (rasterizer->state, rgba);
- pixel[1] = rgba[3];
- pixel+=2;
- rgba +=4;
+ //client_shade_toggle (client->id);
+ ctx_client_maximized_toggle (client->id);
}
+ prev_drag_end_time = event->time;
+ }
+
+ float new_x = client->x + event->delta_x;
+ float new_y = client->y + event->delta_y;
+
+ float snap_threshold = 8;
+
+ if (ctx_renderer_is_term (event->ctx))
+ snap_threshold = 1;
+
+ if (new_y < ctx_client_min_y_pos (event->ctx)) new_y = ctx_client_min_y_pos (event->ctx);
+ if (new_y > ctx_client_max_y_pos (event->ctx)) new_y = ctx_client_max_y_pos (event->ctx);
+
+ if (fabs (new_x - 0) < snap_threshold) new_x = 0.0;
+ if (fabs (ctx_width (event->ctx) - (new_x + client->width)) < snap_threshold) new_x = ctx_width
(event->ctx) - client->width;
+
+ ctx_client_move (client->id, new_x, new_y);
+
+ //vt_rev_inc (client->vt);
+ ctx_set_dirty (event->ctx, 1);
+
+ event->stop_propagate = 1;
}
-#if CTX_NATIVE_GRAYA8
-CTX_INLINE static void ctx_rgba_to_graya_u8 (CtxState *state, uint8_t *in, uint8_t *out)
+static float min_win_dim = 32;
+
+static void ctx_client_resize_se (CtxEvent *event, void *data, void *data2)
{
- out[0] = ctx_u8_color_rgb_to_gray (state, in);
- out[1] = in[3];
+ CtxClient *client = data;
+ int new_w = client->width + event->delta_x;
+ int new_h = client->height + event->delta_y;
+ if (new_w <= min_win_dim) new_w = min_win_dim;
+ if (new_h <= min_win_dim) new_h = min_win_dim;
+ ctx_client_resize (client->id, new_w, new_h);
+ if (client->vt) // force redraw
+ vt_rev_inc (client->vt);
+ ctx_set_dirty (event->ctx, 1);
+ event->stop_propagate = 1;
}
-#if CTX_GRADIENTS
-static void
-ctx_fragment_linear_gradient_GRAYA8 (CtxRasterizer *rasterizer, float x, float y, void *out, int count,
float dx, float dy)
+static void ctx_client_resize_e (CtxEvent *event, void *data, void *data2)
{
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- float v = ( ( (g->linear_gradient.dx * x + g->linear_gradient.dy * y) /
- g->linear_gradient.length) -
- g->linear_gradient.start) * (g->linear_gradient.rdelta);
- ctx_fragment_gradient_1d_GRAYA8 (rasterizer, v, 1.0, (uint8_t*)out);
-#if CTX_DITHER
- ctx_dither_graya_u8 ((uint8_t*)out, x, y, rasterizer->format->dither_red_blue,
- rasterizer->format->dither_green);
-#endif
+ CtxClient *client = data;
+ int new_w = client->width + event->delta_x;
+ if (new_w <= min_win_dim) new_w = min_win_dim;
+ ctx_client_resize (client->id, new_w, client->height);
+ if (client->vt) // force redraw
+ vt_rev_inc (client->vt);
+ ctx_set_dirty (event->ctx, 1);
+ event->stop_propagate = 1;
}
-#if 0
-static void
-ctx_fragment_radial_gradient_RGBA8 (CtxRasterizer *rasterizer, float x, float y, void *out)
+static void ctx_client_resize_s (CtxEvent *event, void *data, void *data2)
{
- uint8_t *rgba = (uint8_t *) out;
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- float v = (ctx_hypotf (g->radial_gradient.x0 - x, g->radial_gradient.y0 - y) -
- g->radial_gradient.r0) * (g->radial_gradient.rdelta);
- ctx_fragment_gradient_1d_RGBA8 (rasterizer, v, 0.0, rgba);
-#if CTX_DITHER
- ctx_dither_rgba_u8 (rgba, x, y, rasterizer->format->dither_red_blue,
- rasterizer->format->dither_green);
-#endif
+ CtxClient *client = data;
+ int new_h = client->height + event->delta_y;
+ if (new_h <= min_win_dim) new_h = min_win_dim;
+ ctx_client_resize (client->id, client->width, new_h);
+ if (client->vt) // force redraw
+ vt_rev_inc (client->vt);
+ ctx_set_dirty (event->ctx, 1);
+ event->stop_propagate = 1;
}
-#endif
+static void ctx_client_resize_n (CtxEvent *event, void *data, void *data2)
+{
+ CtxClient *client = data;
+ float new_y = client->y + event->delta_y;
+ int new_h = client->height - event->delta_y;
+ if (new_h <= min_win_dim) new_h = min_win_dim;
+ ctx_client_resize (client->id, client->width, new_h);
+ ctx_client_move (client->id, client->x, new_y);
+ if (client->vt) // force redraw
+ vt_rev_inc (client->vt);
+ ctx_set_dirty (event->ctx, 1);
+ event->stop_propagate = 1;
+}
-static void
-ctx_fragment_radial_gradient_GRAYA8 (CtxRasterizer *rasterizer, float x, float y, void *out, int count,
float dx, float dy)
+static void ctx_client_resize_ne (CtxEvent *event, void *data, void *data2)
{
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- float v = (ctx_hypotf (g->radial_gradient.x0 - x, g->radial_gradient.y0 - y) -
- g->radial_gradient.r0) * (g->radial_gradient.rdelta);
- ctx_fragment_gradient_1d_RGBA8 (rasterizer, v, 0.0, (uint8_t*)out);
-#if CTX_DITHER
- ctx_dither_graya_u8 ((uint8_t*)out, x, y, rasterizer->format->dither_red_blue,
- rasterizer->format->dither_green);
-#endif
+ CtxClient *client = data;
+ float new_y = client->y + event->delta_y;
+ int new_h = client->height - event->delta_y;
+ int new_w = client->width + event->delta_x;
+ if (new_h <= min_win_dim) new_h = min_win_dim;
+ if (new_w <= min_win_dim) new_w = min_win_dim;
+ ctx_client_resize (client->id, new_w, new_h);
+ ctx_client_move (client->id, client->x, new_y);
+ if (client->vt) // force redraw
+ vt_rev_inc (client->vt);
+ ctx_set_dirty (event->ctx, 1);
+ event->stop_propagate = 1;
}
-#endif
-static void
-ctx_fragment_color_GRAYA8 (CtxRasterizer *rasterizer, float x, float y, void *out, int count, float dx,
float dy)
+static void ctx_client_resize_sw (CtxEvent *event, void *data, void *data2)
{
- CtxSource *g = &rasterizer->state->gstate.source_fill;
- ctx_color_get_graya_u8 (rasterizer->state, &g->color, out);
+ CtxClient *client = data;
+
+ float new_x = client->x + event->delta_x;
+ int new_w = client->width - event->delta_x;
+ int new_h = client->height + event->delta_y;
+
+ if (new_h <= min_win_dim) new_h = min_win_dim;
+ if (new_w <= min_win_dim) new_w = min_win_dim;
+ ctx_client_resize (client->id, new_w, new_h);
+ ctx_client_move (client->id, new_x, client->y);
+ if (client->vt) // force redraw
+ vt_rev_inc (client->vt);
+ ctx_set_dirty (event->ctx, 1);
+ event->stop_propagate = 1;
}
-static void ctx_fragment_image_GRAYA8 (CtxRasterizer *rasterizer, float x, float y, void *out, int count,
float dx, float dy)
+static void ctx_client_resize_nw (CtxEvent *event, void *data, void *data2)
{
- uint8_t rgba[4];
- CtxGState *gstate = &rasterizer->state->gstate;
- CtxBuffer *buffer = gstate->source_fill.texture.buffer;
- switch (buffer->format->bpp)
- {
- case 1: ctx_fragment_image_gray1_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
- case 24: ctx_fragment_image_rgb8_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
- case 32: ctx_fragment_image_rgba8_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
- default: ctx_fragment_image_RGBA8 (rasterizer, x, y, rgba, count, dx, dy); break;
- }
- ctx_rgba_to_graya_u8 (rasterizer->state, rgba, (uint8_t*)out);
+ CtxClient *client = data;
+ float new_x = client->x + event->delta_x;
+ float new_y = client->y + event->delta_y;
+ int new_w = client->width - event->delta_x;
+ int new_h = client->height - event->delta_y;
+ if (new_h <= min_win_dim) new_h = min_win_dim;
+ if (new_w <= min_win_dim) new_w = min_win_dim;
+ ctx_client_resize (client->id, new_w, new_h);
+ ctx_client_move (client->id, new_x, new_y);
+ if (client->vt) // force redraw
+ vt_rev_inc (client->vt);
+ ctx_set_dirty (event->ctx, 1);
+ event->stop_propagate = 1;
+}
+
+static void ctx_client_resize_w (CtxEvent *event, void *data, void *data2)
+{
+ CtxClient *client = data;
+
+ float new_x = client->x + event->delta_x;
+ int new_w = client->width - event->delta_x;
+ if (new_w <= min_win_dim) new_w = min_win_dim;
+ ctx_client_resize (client->id, new_w, client->height);
+ ctx_client_move (client->id, new_x, client->y);
+ if (client->vt) // force redraw
+ vt_rev_inc (client->vt);
+ ctx_set_dirty (event->ctx, 1);
+
+ event->stop_propagate = 1;
+}
+
+static void ctx_client_close (CtxEvent *event, void *data, void *data2)
+{
+ //Ctx *ctx = event->ctx;
+ CtxClient *client = data;
+
+ // client->do_quit = 1;
+
+ ctx_client_remove (event->ctx, client);
+
+ ctx_set_dirty (event->ctx, 1);
+ event->stop_propagate = 1;
}
-static CtxFragment ctx_rasterizer_get_fragment_GRAYA8 (CtxRasterizer *rasterizer)
+/********************/
+void vt_use_images (VT *vt, Ctx *ctx);
+float _ctx_green = 0.5;
+
+static void ctx_client_draw (Ctx *ctx, CtxClient *client, float x, float y)
{
- CtxGState *gstate = &rasterizer->state->gstate;
- switch (gstate->source_fill.type)
+ if (client->internal)
{
- case CTX_SOURCE_TEXTURE: return ctx_fragment_image_GRAYA8;
-#if CTX_GRADIENTS
- case CTX_SOURCE_COLOR: return ctx_fragment_color_GRAYA8;
- case CTX_SOURCE_LINEAR_GRADIENT: return ctx_fragment_linear_gradient_GRAYA8;
- case CTX_SOURCE_RADIAL_GRADIENT: return ctx_fragment_radial_gradient_GRAYA8;
+#if 0
+ ctx_save (ctx);
+
+ ctx_translate (ctx, x, y);
+ int width = client->width;
+ int height = client->height;
+
+ itk_panel_start (itk, "", 0, 0, width, height);
+ //itk_seperator (itk);
+#if 0
+ if (itk_button (itk, "add tab"))
+ {
+ add_tab (vt_find_shell_command(), 1);
+ }
+#endif
+ //itk_sameline (itk);
+ //itk_toggle (itk, "on screen keyboard", &on_screen_keyboard);
+ //itk_toggle (itk, "focus follows mouse", &focus_follows_mouse);
+ itk_slider_float (itk, "CTX_GREEN", &_ctx_green, 0.0, 1.0, 0.5);
+ itk_ctx_settings (itk);
+ itk_itk_settings (itk);
+
+ itk_panel_end (itk);
+ itk_done (itk);
+ //itk_key_bindings (itk);
+
+ ctx_restore (ctx);
#endif
}
- return ctx_fragment_color_GRAYA8;
-}
+ else
+ {
+ ctx_client_lock (client);
-ctx_u8_porter_duff(GRAYA8, 2,color, rasterizer->fragment, rasterizer->state->gstate.blend_mode)
-ctx_u8_porter_duff(GRAYA8, 2,generic, rasterizer->fragment, rasterizer->state->gstate.blend_mode)
+ int found = 0;
+ for (CtxList *l2 = clients; l2; l2 = l2->next)
+ if (l2->data == client) found = 1;
+ if (found)
+ {
-#if CTX_INLINED_NORMAL
+ int rev = vt_rev (client->vt);
+#if VT_RECORD
+ if (client->drawn_rev != rev)
+ {
+ if (!client->recording)
+ client->recording = ctx_new ();
+ else
+ ctx_reset (client->recording);
+ vt_draw (client->vt, client->recording, 0.0, 0.0);
+ }
-ctx_u8_porter_duff(GRAYA8, 2,color_normal, rasterizer->fragment, CTX_BLEND_NORMAL)
-ctx_u8_porter_duff(GRAYA8, 2,generic_normal, rasterizer->fragment, CTX_BLEND_NORMAL)
+ if (client->recording)
+ {
+ ctx_save (ctx);
+ ctx_translate (ctx, x, y);
+ ctx_render_ctx (client->recording, ctx);
+ vt_register_events (client->vt, ctx, 0.0, 0.0);
+ ctx_restore (ctx);
+ }
+#else
-static void
-ctx_GRAYA8_copy_normal (CTX_COMPOSITE_ARGUMENTS)
-{
- ctx_u8_copy_normal (2, rasterizer, dst, src, x0, coverage, count);
+ vt_draw (client->vt, ctx, x, y);
+ vt_register_events (client->vt, ctx, x, y);
+#endif
+ client->drawn_rev = rev;
+ ctx_client_unlock (client);
+ }
+ }
}
-static void
-ctx_GRAYA8_clear_normal (CTX_COMPOSITE_ARGUMENTS)
+static void ctx_client_use_images (Ctx *ctx, CtxClient *client)
{
- ctx_u8_clear_normal (2, rasterizer, dst, src, x0, coverage, count);
-}
+ if (!client->internal)
+ {
+ uint32_t rev = vt_rev (client->vt);
+#if VT_RECORD
+ if (client->drawn_rev != rev)
+ {
+ if (!client->recording)
+ client->recording = ctx_new ();
+ else
+ ctx_reset (client->recording);
+ vt_draw (client->vt, client->recording, 0.0, 0.0);
+ }
-static void
-CTX_COMPOSITE_SUFFIX (ctx_GRAYA8_source_over_normal_color) (CTX_COMPOSITE_ARGUMENTS)
-{
- ctx_u8_source_over_normal_color (2, rasterizer, dst, rasterizer->color, x0, coverage, count);
+ if (client->recording)
+ {
+ ctx_save (ctx);
+ ctx_render_ctx_textures (client->recording, ctx);
+ ctx_restore (ctx);
+ }
+#else
+ vt_use_images (client->vt, ctx);
+#endif
+ client->drawn_rev = rev;
+ }
}
-static void
-CTX_COMPOSITE_SUFFIX (ctx_GRAYA8_source_over_normal_opaque_color) (CTX_COMPOSITE_ARGUMENTS)
+void ctx_client_lock (CtxClient *client)
{
- ctx_u8_source_over_normal_opaque_color (2, rasterizer, dst, rasterizer->color, x0, coverage, count);
-}
+#if CTX_THREADS
+ mtx_lock (&client->mtx);
#endif
+}
-inline static int
-ctx_is_opaque_color (CtxRasterizer *rasterizer)
+void ctx_client_unlock (CtxClient *client)
{
- CtxGState *gstate = &rasterizer->state->gstate;
- if (gstate->global_alpha_u8 != 255)
- return 0;
- if (gstate->source_fill.type == CTX_SOURCE_COLOR)
- {
- uint8_t ga[2];
- ctx_color_get_graya_u8 (rasterizer->state, &gstate->source_fill.color, ga);
- return ga[1] == 255;
- }
- return 0;
+#if CTX_THREADS
+ mtx_unlock (&client->mtx);
+#endif
}
-static void
-ctx_setup_GRAYA8 (CtxRasterizer *rasterizer)
+#if 0
+void ctx_client_handle_event (Ctx *ctx, CtxEvent *ctx_event, const char *event)
{
- CtxGState *gstate = &rasterizer->state->gstate;
- int components = 2;
- if (gstate->source_fill.type == CTX_SOURCE_COLOR)
+ if (!active)
+ return;
+ if (active->internal)
+ return;
+ VT *vt = active->vt;
+ CtxClient *client = vt_get_client (vt);
+
+ ctx_client_lock (client);
+
+ if (!strcmp (event, "F11"))
+ {
+#ifndef NO_SDL
+ if (ctx_renderer_is_sdl (ctx))
{
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_GRAYA8_porter_duff_color);
- rasterizer->fragment = NULL;
- ctx_color_get_rgba8 (rasterizer->state, &gstate->source_fill.color, rasterizer->color);
- if (gstate->global_alpha_u8 != 255)
- for (int c = 0; c < components; c ++)
- rasterizer->color[c] = (rasterizer->color[c] * gstate->global_alpha_u8)/255;
- rasterizer->color[0] = ctx_u8_color_rgb_to_gray (rasterizer->state, rasterizer->color);
- rasterizer->color[1] = rasterizer->color[3];
+ ctx_sdl_set_fullscreen (ctx, !ctx_sdl_get_fullscreen (ctx));
}
- else
+#endif
+ }
+ else if (!strcmp (event, "shift-return"))
{
- rasterizer->fragment = ctx_rasterizer_get_fragment_GRAYA8 (rasterizer);
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_GRAYA8_porter_duff_generic);
+ vt_feed_keystring (vt, ctx_event, "return");
}
-
-#if CTX_INLINED_NORMAL
- if (gstate->compositing_mode == CTX_COMPOSITE_CLEAR)
- rasterizer->comp_op = ctx_GRAYA8_clear_normal;
- else
- switch (gstate->blend_mode)
+ else if (!strcmp (event, "shift-control-v") )
{
- case CTX_BLEND_NORMAL:
- if (gstate->compositing_mode == CTX_COMPOSITE_COPY)
+ char *text = ctx_get_clipboard (ctx);
+ if (text)
{
- rasterizer->comp_op = ctx_GRAYA8_copy_normal;
+ if (vt)
+ vt_paste (vt, text);
+ free (text);
}
- else if (gstate->global_alpha_u8 == 0)
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_RGBA8_nop);
- else
- switch (gstate->source_fill.type)
+ }
+ else if (!strcmp (event, "shift-control-c") && vt)
+ {
+ char *text = vt_get_selection (vt);
+ if (text)
{
- case CTX_SOURCE_COLOR:
- if (gstate->compositing_mode == CTX_COMPOSITE_SOURCE_OVER)
- {
- if (rasterizer->color[components-1] == 0)
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_RGBA8_nop);
- else if (rasterizer->color[components-1] == 255)
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_GRAYA8_source_over_normal_opaque_color);
- else
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_GRAYA8_source_over_normal_color);
- rasterizer->fragment = NULL;
- }
- else
- {
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_GRAYA8_porter_duff_color_normal);
- rasterizer->fragment = NULL;
- }
- break;
- default:
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_GRAYA8_porter_duff_generic_normal);
- break;
+ ctx_set_clipboard (ctx, text);
+ free (text);
}
- break;
- default:
- switch (gstate->source_fill.type)
+ }
+ else if (!strcmp (event, "shift-control-t") ||
+ ((ctx_renderer_is_fb (ctx) || ctx_renderer_is_term (ctx))
+ && !strcmp (event, "control-t") ))
+ {
+ //XXX add_tab (vt_find_shell_command(), 1);
+ }
+ else if (!strcmp (event, "shift-control-n") )
+ {
+ pid_t pid;
+ if ( (pid=fork() ) ==0)
{
- case CTX_SOURCE_COLOR:
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_GRAYA8_porter_duff_color);
- rasterizer->fragment = NULL;
- break;
- default:
- rasterizer->comp_op = CTX_COMPOSITE_SUFFIX(ctx_GRAYA8_porter_duff_generic);
- break;
+ unsetenv ("CTX_VERSION");
+ // execlp (execute_self, execute_self, NULL);
+ exit (0);
}
- break;
}
+
+#if 0
+ else if (!strcmp (event, "alt-1")) switch_to_tab(0);
+ else if (!strcmp (event, "alt-2")) switch_to_tab(1);
+ else if (!strcmp (event, "alt-3")) switch_to_tab(2);
+ else if (!strcmp (event, "alt-4")) switch_to_tab(3);
+ else if (!strcmp (event, "alt-5")) switch_to_tab(4);
+ else if (!strcmp (event, "alt-6")) switch_to_tab(5);
+ else if (!strcmp (event, "alt-7")) switch_to_tab(6);
+ else if (!strcmp (event, "alt-8")) switch_to_tab(7);
+ else if (!strcmp (event, "alt-9")) switch_to_tab(8);
+ else if (!strcmp (event, "alt-0")) switch_to_tab(9);
#endif
+ else if (!strcmp (event, "shift-control-q") )
+ {
+ ctx_quit (ctx);
+ }
+ else if (!strcmp (event, "shift-control-w") )
+ {
+ active->do_quit = 1;
+ }
+ else if (!strcmp (event, "shift-control-s") )
+ {
+ if (vt)
+ {
+ char *sel = vt_get_selection (vt);
+ if (sel)
+ {
+ vt_feed_keystring (vt, ctx_event, sel);
+ free (sel);
+ }
+ }
+ }
+ else
+ {
+ if (vt)
+ vt_feed_keystring (vt, ctx_event, event);
+ }
+ ctx_client_unlock (client);
}
#endif
-#endif
-#if CTX_ENABLE_RGB332
-
-inline static void
-ctx_332_unpack (uint8_t pixel,
- uint8_t *red,
- uint8_t *green,
- uint8_t *blue)
+static int ctx_clients_dirty_count (void)
{
- *blue = (pixel & 3) <<6;
- *green = ( (pixel >> 2) & 7) <<5;
- *red = ( (pixel >> 5) & 7) <<5;
- if (*blue > 223) { *blue = 255; }
- if (*green > 223) { *green = 255; }
- if (*red > 223) { *red = 255; }
+ int changes = 0;
+ for (CtxList *l = clients; l; l = l->next)
+ {
+ CtxClient *client = l->data;
+ if ((client->drawn_rev != vt_rev (client->vt) ) ||
+ vt_has_blink (client->vt))
+ changes++;
+ }
+ return changes;
}
-static inline uint8_t
-ctx_332_pack (uint8_t red,
- uint8_t green,
- uint8_t blue)
+static void ctx_client_titlebar_drag_maximized (CtxEvent *event, void *data, void *data2)
{
- uint8_t c = (red >> 5) << 5;
- c |= (green >> 5) << 2;
- c |= (blue >> 6);
- return c;
-}
+ CtxClient *client = data;
-static inline void
-ctx_RGB332_to_RGBA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
-{
- const uint8_t *pixel = (uint8_t *) buf;
- while (count--)
+ active = active_tab = client;
+ if (event->type == CTX_DRAG_RELEASE)
+ {
+ static int prev_drag_end_time = 0;
+ if (event->time - prev_drag_end_time < 500)
{
- ctx_332_unpack (*pixel, &rgba[0], &rgba[1], &rgba[2]);
-#if CTX_RGB332_ALPHA
- if (rgba[0]==255 && rgba[2] == 255 && rgba[1]==0)
- { rgba[3] = 0; }
- else
-#endif
- { rgba[3] = 255; }
- pixel+=1;
- rgba +=4;
+ //client_shade_toggle (client->id);
+ ctx_client_unmaximize (client->id);
+ ctx_client_raise_top (client->id);
+ active_tab = NULL;
}
+ prev_drag_end_time = event->time;
+ }
+ ctx_set_dirty (event->ctx, 1);
+ vt_rev_inc (client->vt);
+ event->stop_propagate = 1;
}
-static inline void
-ctx_RGBA8_to_RGB332 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+float ctx_client_min_y_pos (Ctx *ctx)
{
- uint8_t *pixel = (uint8_t *) buf;
- while (count--)
- {
-#if CTX_RGB332_ALPHA
- if (rgba[3]==0)
- { pixel[0] = ctx_332_pack (255, 0, 255); }
- else
-#endif
- { pixel[0] = ctx_332_pack (rgba[0], rgba[1], rgba[2]); }
- pixel+=1;
- rgba +=4;
- }
+ return _ctx_font_size * 2; // a titlebar and a panel
}
-#endif
-#if CTX_ENABLE_RGB565 | CTX_ENABLE_RGB565_BYTESWAPPED
+float ctx_client_max_y_pos (Ctx *ctx)
+{
+ return ctx_height (ctx);
+}
-static inline void
-ctx_565_unpack (uint16_t pixel,
- uint8_t *red,
- uint8_t *green,
- uint8_t *blue,
- int byteswap)
+void ctx_client_titlebar_draw (Ctx *ctx, CtxClient *client,
+ float x, float y, float width, float titlebar_height)
{
- uint16_t byteswapped;
- if (byteswap)
- { byteswapped = (pixel>>8) | (pixel<<8); }
+#if 0
+ ctx_move_to (ctx, x, y + height * 0.8);
+ if (client == active)
+ ctx_rgba (ctx, 1, 1,0.4, 1.0);
else
- { byteswapped = pixel; }
- *blue = (byteswapped & 31) <<3;
- *green = ( (byteswapped>>5) & 63) <<2;
- *red = ( (byteswapped>>11) & 31) <<3;
- if (*blue > 248) { *blue = 255; }
- if (*green > 248) { *green = 255; }
- if (*red > 248) { *red = 255; }
+ ctx_rgba (ctx, 1, 1,1, 0.8);
+ ctx_text (ctx, client->title);
+#else
+ ctx_rectangle (ctx, x, y - titlebar_height,
+ width, titlebar_height);
+ if (client == active)
+ itk_style_color (ctx, "titlebar-focused-bg");
+ else
+ itk_style_color (ctx, "titlebar-bg");
+
+ if (flag_is_set(client->flags, ITK_CLIENT_MAXIMIZED) || y == titlebar_height)
+ {
+ ctx_listen (ctx, CTX_DRAG, ctx_client_titlebar_drag_maximized, client, NULL);
+ ctx_listen_set_cursor (ctx, CTX_CURSOR_RESIZE_ALL);
+ }
+ else
+ {
+ ctx_listen (ctx, CTX_DRAG, ctx_client_titlebar_drag, client, NULL);
+ ctx_listen_set_cursor (ctx, CTX_CURSOR_RESIZE_ALL);
+ }
+ ctx_fill (ctx);
+ //ctx_font_size (ctx, itk->font_size);//titlebar_height);// * 0.85);
+
+ if (client == active &&
+ (flag_is_set(client->flags, ITK_CLIENT_MAXIMIZED) || y != titlebar_height))
+#if 1
+ ctx_rectangle (ctx, x + width - titlebar_height,
+ y - titlebar_height, titlebar_height,
+ titlebar_height);
+#endif
+ ctx_rgb (ctx, 1, 0,0);
+ ctx_listen (ctx, CTX_PRESS, ctx_client_close, client, NULL);
+ ctx_listen_set_cursor (ctx, CTX_CURSOR_ARROW);
+ //ctx_fill (ctx);
+ ctx_begin_path (ctx);
+ ctx_move_to (ctx, x + width - titlebar_height * 0.8, y - titlebar_height * 0.22);
+ if (client == active)
+ itk_style_color (ctx, "titlebar-focused-close");
+ else
+ itk_style_color (ctx, "titlebar-close");
+ ctx_text (ctx, "X");
+
+ ctx_move_to (ctx, x + width/2, y - titlebar_height * 0.22);
+ if (client == active)
+ itk_style_color (ctx, "titlebar-focused-fg");
+ else
+ itk_style_color (ctx, "titlebar-fg");
+
+ ctx_save (ctx);
+ ctx_text_align (ctx, CTX_TEXT_ALIGN_CENTER);
+ if (client->title)
+ ctx_text (ctx, client->title);
+ else
+ ctx_text (ctx, "untitled");
+ ctx_restore (ctx);
+#endif
}
-static inline uint16_t
-ctx_565_pack (uint8_t red,
- uint8_t green,
- uint8_t blue,
- int byteswap)
+#if 0
+static void key_down (CtxEvent *event, void *data1, void *data2)
{
- uint32_t c = (red >> 3) << 11;
- c |= (green >> 2) << 5;
- c |= blue >> 3;
- if (byteswap)
- { return (c>>8) | (c<<8); } /* swap bytes */
- return c;
+ fprintf (stderr, "down %i %s\n", event->unicode, event->string);
}
-
-static inline uint16_t
-ctx_888_to_565 (uint32_t in, int byteswap)
+static void key_up (CtxEvent *event, void *data1, void *data2)
{
- uint8_t *rgb=(uint8_t*)(&in);
- return ctx_565_pack (rgb[0],rgb[1],rgb[2], byteswap);
+ fprintf (stderr, "up %i %s\n", event->unicode, event->string);
}
-
-static inline uint32_t
-ctx_565_to_888 (uint16_t in, int byteswap)
+static void key_press (CtxEvent *event, void *data1, void *data2)
{
- uint32_t ret = 0;
- uint8_t *rgba=(uint8_t*)&ret;
- ctx_565_unpack (in,
- &rgba[0],
- &rgba[1],
- &rgba[2],
- byteswap);
- return ret;
+ fprintf (stderr, "press %i %s\n", event->unicode, event->string);
}
-
#endif
-#if CTX_ENABLE_RGB565
-
-static inline void
-ctx_RGB565_to_RGBA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+int ctx_clients_draw (Ctx *ctx)
{
- const uint16_t *pixel = (uint16_t *) buf;
- while (count--)
+ _ctx_font_size = ctx_get_font_size (ctx);
+ float titlebar_height = _ctx_font_size;
+ int n_clients = ctx_list_length (clients);
+
+ if (active && flag_is_set(active->flags, ITK_CLIENT_MAXIMIZED) && n_clients == 1)
+ {
+ ctx_client_draw (ctx, active, 0, 0);
+ return 0;
+ }
+
+ for (CtxList *l = clients; l; l = l->next)
+ {
+ CtxClient *client = l->data;
+ if (flag_is_set(client->flags, ITK_CLIENT_MAXIMIZED))
{
- ctx_565_unpack (*pixel, &rgba[0], &rgba[1], &rgba[2], 0);
-#if CTX_RGB565_ALPHA
- if (rgba[0]==255 && rgba[2] == 255 && rgba[1]==0)
- { rgba[3] = 0; }
+ if (client == active_tab)
+ {
+ ctx_client_draw (ctx, client, 0, titlebar_height);
+ }
else
-#endif
- { rgba[3] = 255; }
- pixel+=1;
- rgba +=4;
+ {
+ ctx_client_use_images (ctx, client);
+ }
}
-}
+ }
-static inline void
-ctx_RGBA8_to_RGB565 (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
-{
- uint16_t *pixel = (uint16_t *) buf;
- while (count--)
+ {
+ for (CtxList *l = clients; l; l = l->next)
+ {
+ CtxClient *client = l->data;
+ VT *vt = client->vt;
+ if (vt && !flag_is_set(client->flags, ITK_CLIENT_MAXIMIZED))
{
-#if CTX_RGB565_ALPHA
- if (rgba[3]==0)
- { pixel[0] = ctx_565_pack (255, 0, 255, 0); }
+ if (flag_is_set(client->flags, ITK_CLIENT_SHADED))
+ {
+ ctx_client_use_images (ctx, client);
+ }
else
-#endif
- { pixel[0] = ctx_565_pack (rgba[0], rgba[1], rgba[2], 0); }
- pixel+=1;
- rgba +=4;
+ {
+ ctx_client_draw (ctx, client, client->x, client->y);
+ }
+
+ // resize regions
+ if (client == active &&
+ !flag_is_set(client->flags, ITK_CLIENT_SHADED) &&
+ !flag_is_set(client->flags, ITK_CLIENT_MAXIMIZED) &&
+ flag_is_set(client->flags, ITK_CLIENT_UI_RESIZABLE))
+ {
+ itk_style_color (ctx, "titlebar-focused-bg");
+
+ ctx_rectangle (ctx,
+ client->x,
+ client->y - titlebar_height * 2,
+ client->width, titlebar_height);
+ ctx_listen (ctx, CTX_DRAG, ctx_client_resize_n, client, NULL);
+ ctx_listen_set_cursor (ctx, CTX_CURSOR_RESIZE_N);
+ ctx_begin_path (ctx);
+
+ ctx_rectangle (ctx,
+ client->x,
+ client->y + client->height - titlebar_height,
+ client->width, titlebar_height * 2);
+ ctx_listen (ctx, CTX_DRAG, ctx_client_resize_s, client, NULL);
+ ctx_listen_set_cursor (ctx, CTX_CURSOR_RESIZE_S);
+ ctx_begin_path (ctx);
+
+ ctx_rectangle (ctx,
+ client->x + client->width,
+ client->y - titlebar_height,
+ titlebar_height, client->height + titlebar_height);
+ ctx_listen (ctx, CTX_DRAG, ctx_client_resize_e, client, NULL);
+ ctx_listen_set_cursor (ctx, CTX_CURSOR_RESIZE_E);
+ ctx_begin_path (ctx);
+
+ ctx_rectangle (ctx,
+ client->x - titlebar_height,
+ client->y - titlebar_height,
+ titlebar_height, client->height + titlebar_height);
+ ctx_listen (ctx, CTX_DRAG, ctx_client_resize_w, client, NULL);
+ ctx_listen_set_cursor (ctx, CTX_CURSOR_RESIZE_W);
+ ctx_begin_path (ctx);
+
+ ctx_rectangle (ctx,
+ client->x + client->width - titlebar_height,
+ client->y - titlebar_height * 2,
+ titlebar_height * 2, titlebar_height * 2);
+ ctx_listen (ctx, CTX_DRAG, ctx_client_resize_ne, client, NULL);
+ ctx_listen_set_cursor (ctx, CTX_CURSOR_RESIZE_NE);
+ ctx_begin_path (ctx);
+
+ ctx_rectangle (ctx,
+ client->x - titlebar_height,
+ client->y - titlebar_height * 2,
+ titlebar_height * 2, titlebar_height * 2);
+ ctx_listen (ctx, CTX_DRAG, ctx_client_resize_nw, client, NULL);
+ ctx_listen_set_cursor (ctx, CTX_CURSOR_RESIZE_NW);
+ ctx_begin_path (ctx);
+
+ ctx_rectangle (ctx,
+ client->x - titlebar_height,
+ client->y + client->height - titlebar_height,
+ titlebar_height * 2, titlebar_height * 2);
+ ctx_listen (ctx, CTX_DRAG, ctx_client_resize_sw, client, NULL);
+ ctx_listen_set_cursor (ctx, CTX_CURSOR_RESIZE_SW);
+ ctx_begin_path (ctx);
+
+ ctx_rectangle (ctx,
+ client->x + client->width - titlebar_height,
+ client->y + client->height - titlebar_height,
+ titlebar_height * 2, titlebar_height * 2);
+ ctx_listen (ctx, CTX_DRAG, ctx_client_resize_se, client, NULL);
+ ctx_listen_set_cursor (ctx, CTX_CURSOR_RESIZE_SE);
+ ctx_begin_path (ctx);
+
+ }
+
+ if (client->flags & ITK_CLIENT_TITLEBAR)
+ ctx_client_titlebar_draw (ctx, client, client->x, client->y, client->width, titlebar_height);
}
+ }
+ }
+ return 0;
}
-static void
-ctx_composite_RGB565 (CTX_COMPOSITE_ARGUMENTS)
-{
- uint8_t pixels[count * 4];
- ctx_RGB565_to_RGBA8 (rasterizer, x0, dst, &pixels[0], count);
- rasterizer->comp_op (rasterizer, &pixels[0], rasterizer->color, x0, coverage, count);
- ctx_RGBA8_to_RGB565 (rasterizer, x0, &pixels[0], dst, count);
-}
+extern int _ctx_enable_hash_cache;
+void vt_audio_task (VT *vt, int click);
-#endif
-#if CTX_ENABLE_RGB565_BYTESWAPPED
+int ctx_input_pending (Ctx *ctx, int timeout);
-static inline void
-ctx_RGB565_BS_to_RGBA8 (CtxRasterizer *rasterizer, int x, const void *buf, uint8_t *rgba, int count)
+int ctx_clients_need_redraw (Ctx *ctx)
{
- const uint16_t *pixel = (uint16_t *) buf;
- while (count--)
- {
- ctx_565_unpack (*pixel, &rgba[0], &rgba[1], &rgba[2], 1);
-#if CTX_RGB565_ALPHA
- if (rgba[0]==255 && rgba[2] == 255 && rgba[1]==0)
- { rgba[3] = 0; }
- else
+ int changes = 0;
+ int follow_mouse = focus_follows_mouse;
+ CtxList *to_remove = NULL;
+ //ensure_layout ();
+
+// if (print_shape_cache_rate)
+// fprintf (stderr, "\r%f ", ctx_shape_cache_rate);
+
+ CtxClient *client = find_active (ctx_pointer_x (ctx),
+ ctx_pointer_y (ctx));
+
+ if (follow_mouse || ctx_pointer_is_down (ctx, 0) ||
+ ctx_pointer_is_down (ctx, 1) || (active==NULL))
+ {
+ if (client)
+ {
+ if (active != client)
+ {
+ active = client;
+ if (follow_mouse == 0 ||
+ (ctx_pointer_is_down (ctx, 0) ||
+ ctx_pointer_is_down (ctx, 1)))
+ {
+ //if (client != clients->data)
+ #if 1
+ if ((client->flags & ITK_CLIENT_MAXIMIZED)==0)
+ {
+ ctx_list_remove (&clients, client);
+ ctx_list_append (&clients, client);
+ }
#endif
- { rgba[3] = 255; }
- pixel+=1;
- rgba +=4;
- }
+ }
+ changes ++;
+ }
+ }
+ }
+
+ for (CtxList *l = clients; l; l = l->next)
+ {
+ CtxClient *client = l->data;
+ if (client->vt)
+ {
+ if (vt_is_done (client->vt))
+ ctx_list_prepend (&to_remove, client);
+ }
+ }
+ for (CtxList *l = to_remove; l; l = l->next)
+ {
+ ctx_client_remove (ctx, l->data);
+ changes++;
+ }
+ while (to_remove)
+ {
+ ctx_list_remove (&to_remove, to_remove->data);
+ }
+
+ changes += ctx_clients_dirty_count ();
+ return changes != 0;
}
-static inline void
-ctx_RGBA8_to_RGB565_BS (CtxRasterizer *rasterizer, int x, const uint8_t *rgba, void *buf, int count)
+float ctx_avg_bytespeed = 0.0;
+
+static void ctx_client_handle_events_iteration (Ctx *ctx)
{
- uint16_t *pixel = (uint16_t *) buf;
- while (count--)
- {
-#if CTX_RGB565_ALPHA
- if (rgba[3]==0)
- { pixel[0] = ctx_565_pack (255, 0, 255, 1); }
+ static int fail_safe = 0;
+ //int n_clients = ctx_list_length (clients);
+ int pending_data = 0;
+ long time_start = ctx_ticks ();
+ int sleep_time = 1000000/ctx_target_fps;
+
+ pending_data = ctx_input_pending (ctx, sleep_time);
+
+ ctx_fetched_bytes = 0;
+ if (pending_data || fail_safe>100)
+ {
+ if (!pending_data)pending_data = 1;
+ /* record amount of time spent - and adjust time of reading for
+ * vts?
+ */
+ long int fractional_sleep = sleep_time / pending_data;
+ for (CtxList *l = clients; l; l = l->next)
+ {
+ CtxClient *client = l->data;
+ ctx_client_lock (client);
+ int found = 0;
+ for (CtxList *l2 = clients; l2; l2 = l2->next)
+ if (l2->data == client) found = 1;
+ if (!found)
+ goto done;
+
+ ctx_fetched_bytes += vt_poll (client->vt, fractional_sleep);
+ //ctx_fetched_bytes += vt_poll (client->vt, sleep_time); //fractional_sleep);
+ ctx_client_unlock (client);
+ }
+done:
+ fail_safe = 0;
+ }
else
-#endif
- { pixel[0] = ctx_565_pack (rgba[0], rgba[1], rgba[2], 1); }
- pixel+=1;
- rgba +=4;
- }
-}
+ {
+ fail_safe ++;
+ for (CtxList *l = clients; l; l = l->next)
+ {
+ CtxClient *client = l->data;
+ vt_audio_task (client->vt, 0);
+ }
+ }
-static void
-ctx_composite_RGB565_BS (CTX_COMPOSITE_ARGUMENTS)
-{
- uint8_t pixels[count * 4];
- ctx_RGB565_BS_to_RGBA8 (rasterizer, x0, dst, &pixels[0], count);
- rasterizer->comp_op (rasterizer, &pixels[0], rasterizer->color, x0, coverage, count);
- ctx_RGBA8_to_RGB565_BS (rasterizer, x0, &pixels[0], dst, count);
-}
+ //int got_events = 0;
+ //while (ctx_get_event (ctx)) { }
+#if 0
+ if (changes /*|| pending_data */)
+ {
+ ctx_target_fps *= 1.6;
+ if (ctx_target_fps > 60) ctx_target_fps = 60;
+ }
+ else
+ {
+ ctx_target_fps = ctx_target_fps * 0.95 + 30.0 * 0.05;
-#endif
+ // 20fps is the lowest where sun 8bit ulaw 8khz works reliably
+ }
-CtxPixelFormatInfo CTX_COMPOSITE_SUFFIX(ctx_pixel_formats)[]=
-{
-#if CTX_ENABLE_RGBA8
- {
- CTX_FORMAT_RGBA8, 4, 32, 4, 0, 0, CTX_FORMAT_RGBA8,
- NULL, NULL, NULL, ctx_setup_RGBA8
- },
-#endif
-#if CTX_ENABLE_BGRA8
- {
- CTX_FORMAT_BGRA8, 4, 32, 4, 0, 0, CTX_FORMAT_RGBA8,
- ctx_BGRA8_to_RGBA8, ctx_RGBA8_to_BGRA8, ctx_composite_BGRA8, ctx_setup_RGBA8,
- },
-#endif
-#if CTX_ENABLE_GRAYF
- {
- CTX_FORMAT_GRAYF, 1, 32, 4 * 2, 0, 0, CTX_FORMAT_GRAYAF,
- NULL, NULL, ctx_composite_GRAYF, ctx_setup_GRAYAF,
- },
-#endif
-#if CTX_ENABLE_GRAYAF
- {
- CTX_FORMAT_GRAYAF, 2, 64, 4 * 2, 0, 0, CTX_FORMAT_GRAYAF,
- NULL, NULL, NULL, ctx_setup_GRAYAF,
- },
-#endif
-#if CTX_ENABLE_RGBAF
- {
- CTX_FORMAT_RGBAF, 4, 128, 4 * 4, 0, 0, CTX_FORMAT_RGBAF,
- NULL, NULL, NULL, ctx_setup_RGBAF,
- },
-#endif
-#if CTX_ENABLE_RGB8
- {
- CTX_FORMAT_RGB8, 3, 24, 4, 0, 0, CTX_FORMAT_RGBA8,
- ctx_RGB8_to_RGBA8, ctx_RGBA8_to_RGB8, ctx_composite_convert, ctx_setup_RGBA8,
- },
-#endif
-#if CTX_ENABLE_GRAY1
- {
-#if CTX_NATIVE_GRAYA8
- CTX_FORMAT_GRAY1, 1, 1, 2, 1, 1, CTX_FORMAT_GRAYA8,
- ctx_GRAY1_to_GRAYA8, ctx_GRAYA8_to_GRAY1, ctx_composite_convert, ctx_setup_GRAYA8,
-#else
- CTX_FORMAT_GRAY1, 1, 1, 4, 1, 1, CTX_FORMAT_RGBA8,
- ctx_GRAY1_to_RGBA8, ctx_RGBA8_to_GRAY1, ctx_composite_convert, ctx_setup_RGBA8,
-#endif
- },
-#endif
-#if CTX_ENABLE_GRAY2
- {
-#if CTX_NATIVE_GRAYA8
- CTX_FORMAT_GRAY2, 1, 2, 2, 4, 4, CTX_FORMAT_GRAYA8,
- ctx_GRAY2_to_GRAYA8, ctx_GRAYA8_to_GRAY2, ctx_composite_convert, ctx_setup_GRAYA8,
-#else
- CTX_FORMAT_GRAY2, 1, 2, 4, 4, 4, CTX_FORMAT_RGBA8,
- ctx_GRAY2_to_RGBA8, ctx_RGBA8_to_GRAY2, ctx_composite_convert, ctx_setup_RGBA8,
-#endif
- },
-#endif
-#if CTX_ENABLE_GRAY4
- {
-#if CTX_NATIVE_GRAYA8
- CTX_FORMAT_GRAY4, 1, 4, 2, 16, 16, CTX_FORMAT_GRAYA8,
- ctx_GRAY4_to_GRAYA8, ctx_GRAYA8_to_GRAY4, ctx_composite_convert, ctx_setup_GRAYA8,
-#else
- CTX_FORMAT_GRAY4, 1, 4, 4, 16, 16, CTX_FORMAT_GRAYA8,
- ctx_GRAY4_to_RGBA8, ctx_RGBA8_to_GRAY4, ctx_composite_convert, ctx_setup_RGBA8,
-#endif
- },
-#endif
-#if CTX_ENABLE_GRAY8
- {
-#if CTX_NATIVE_GRAYA8
- CTX_FORMAT_GRAY8, 1, 8, 2, 0, 0, CTX_FORMAT_GRAYA8,
- ctx_GRAY8_to_GRAYA8, ctx_GRAYA8_to_GRAY8, ctx_composite_convert, ctx_setup_GRAYA8,
-#else
- CTX_FORMAT_GRAY8, 1, 8, 4, 0, 0, CTX_FORMAT_RGBA8,
- ctx_GRAY8_to_RGBA8, ctx_RGBA8_to_GRAY8, ctx_composite_convert, ctx_setup_RGBA8,
-#endif
- },
-#endif
-#if CTX_ENABLE_GRAYA8
- {
-#if CTX_NATIVE_GRAYA8
- CTX_FORMAT_GRAYA8, 2, 16, 2, 0, 0, CTX_FORMAT_GRAYA8,
- ctx_GRAYA8_to_RGBA8, ctx_RGBA8_to_GRAYA8, NULL, ctx_setup_GRAYA8,
+ if (ctx_avg_bytespeed > 1024 * 1024) ctx_target_fps = 10.0;
+
+ if (_ctx_green < 0.4)
+ ctx_target_fps = 120.0;
+ else if (_ctx_green > 0.6)
+ ctx_target_fps = 25.0;
+
+ //ctx_target_fps = 30.0;
#else
- CTX_FORMAT_GRAYA8, 2, 16, 4, 0, 0, CTX_FORMAT_RGBA8,
- ctx_GRAYA8_to_RGBA8, ctx_RGBA8_to_GRAYA8, ctx_composite_convert, ctx_setup_RGBA8,
-#endif
- },
-#endif
-#if CTX_ENABLE_RGB332
- {
- CTX_FORMAT_RGB332, 3, 8, 4, 10, 12, CTX_FORMAT_RGBA8,
- ctx_RGB332_to_RGBA8, ctx_RGBA8_to_RGB332,
- ctx_composite_convert, ctx_setup_RGBA8,
- },
-#endif
-#if CTX_ENABLE_RGB565
- {
- CTX_FORMAT_RGB565, 3, 16, 4, 32, 64, CTX_FORMAT_RGBA8,
- ctx_RGB565_to_RGBA8, ctx_RGBA8_to_RGB565,
- ctx_composite_RGB565, ctx_setup_RGBA8,
- },
+ ctx_target_fps = 30.0;
#endif
-#if CTX_ENABLE_RGB565_BYTESWAPPED
- {
- CTX_FORMAT_RGB565_BYTESWAPPED, 3, 16, 4, 32, 64, CTX_FORMAT_RGBA8,
- ctx_RGB565_BS_to_RGBA8,
- ctx_RGBA8_to_RGB565_BS,
- ctx_composite_RGB565_BS, ctx_setup_RGBA8,
- },
-#endif
-#if CTX_ENABLE_CMYKAF
- {
- CTX_FORMAT_CMYKAF, 5, 160, 4 * 5, 0, 0, CTX_FORMAT_CMYKAF,
- NULL, NULL, NULL, ctx_setup_CMYKAF,
- },
-#endif
-#if CTX_ENABLE_CMYKA8
- {
- CTX_FORMAT_CMYKA8, 5, 40, 4 * 5, 0, 0, CTX_FORMAT_CMYKAF,
- NULL, NULL, ctx_composite_CMYKA8, ctx_setup_CMYKAF,
- },
-#endif
-#if CTX_ENABLE_CMYK8
- {
- CTX_FORMAT_CMYK8, 5, 32, 4 * 5, 0, 0, CTX_FORMAT_CMYKAF,
- NULL, NULL, ctx_composite_CMYK8, ctx_setup_CMYKAF,
- },
+
+ long time_end = ctx_ticks ();
+
+ int timed = (time_end-time_start);
+ float bytespeed = ctx_fetched_bytes / ((timed)/ (1000.0f * 1000.0f));
+
+ ctx_avg_bytespeed = bytespeed * 0.2 + ctx_avg_bytespeed * 0.8;
+#if 0
+ fprintf (stderr, "%.2fmb/s %i/%i %.2f \r", ctx_avg_bytespeed/1024/1024,
ctx_fetched_bytes, timed, ctx_target_fps);
#endif
- {
- CTX_FORMAT_NONE
- }
-};
+}
-void
-CTX_COMPOSITE_SUFFIX(ctx_compositor_setup) (CtxRasterizer *rasterizer)
+static int ctx_clients_handle_events_fun (void *data)
{
- if (rasterizer->state->gstate.source_fill.type == CTX_SOURCE_TEXTURE)
+ Ctx *ctx = data;
+ while (!ctx->quit)
{
- if (!rasterizer->state->gstate.source_fill.texture.buffer->color_managed)
- _ctx_texture_prepare_color_management (rasterizer,
- rasterizer->state->gstate.source_fill.texture.buffer);
+ int n_clients = ctx_list_length (clients);
+ ctx_client_handle_events_iteration (data);
+ switch (n_clients)
+ {
+ case 0:
+ usleep (1000 * 10);
+ break;
+ case 1:
+ usleep (1); // letting quit work - and also makes framerate for dump
+ break;
+ default:
+ usleep (0); // the switching between clients should be enough
+ break;
+ }
}
+ return 0;
+}
- if (rasterizer->format->setup)
- {
- // this works also when _default is passed
- rasterizer->format->setup (rasterizer);
- }
-#if CTX_GRADIENTS
-#if CTX_GRADIENT_CACHE
- CtxGState *gstate = &rasterizer->state->gstate;
- switch (gstate->source_fill.type)
- {
- case CTX_SOURCE_LINEAR_GRADIENT:
- case CTX_SOURCE_RADIAL_GRADIENT:
- ctx_gradient_cache_prime (rasterizer);
- }
-#endif
+void ctx_clients_handle_events (Ctx *ctx)
+{
+#if CTX_THREADS==0
+ ctx_client_handle_events_iteration (ctx);
+#else
+ static thrd_t tid = 0;
+ if (tid == 0)
+ {
+ thrd_create (&tid, (void*)ctx_clients_handle_events_fun, ctx);
+ }
#endif
}
-#endif
+#endif /* CTX_VT */
#endif // __CTX_H__
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