[gtk+/wip/otte/shader: 252/269] gsksltype: Add sampler types
- From: Benjamin Otte <otte src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gtk+/wip/otte/shader: 252/269] gsksltype: Add sampler types
- Date: Tue, 24 Oct 2017 06:11:49 +0000 (UTC)
commit 92c0caff20c1265705cae7978fbcfcd305fde872
Author: Benjamin Otte <otte redhat com>
Date: Wed Oct 18 05:40:40 2017 +0200
gsksltype: Add sampler types
Also add texture() and texelFetch() functions and all variants.
textureGather() and textureQuery() functions are still missing
gsk/gskslimagetype.c | 268 +++++++++++++++++++++++++
gsk/gskslimagetypeprivate.h | 65 ++++++
gsk/gskslnativefunction.c | 452 +++++++++++++++++++++++++++++++++++++++++++
gsk/gskslstatement.c | 40 ++++
gsk/gsksltype.c | 375 +++++++++++++++++++++++++++++++++++-
gsk/gsksltypeprivate.h | 3 +
gsk/gsksltypesprivate.h | 45 +++++
gsk/gskspvwriter.c | 38 ++++
gsk/gskspvwriterprivate.h | 4 +
gsk/meson.build | 1 +
10 files changed, 1290 insertions(+), 1 deletions(-)
---
diff --git a/gsk/gskslimagetype.c b/gsk/gskslimagetype.c
new file mode 100644
index 0000000..2f8056c
--- /dev/null
+++ b/gsk/gskslimagetype.c
@@ -0,0 +1,268 @@
+/* GTK - The GIMP Toolkit
+ *
+ * Copyright © 2017 Benjamin Otte <otte gnome 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/>.
+ */
+
+#include "config.h"
+
+#include "gskslimagetypeprivate.h"
+
+#include "gsksltypeprivate.h"
+#include "gskspvwriterprivate.h"
+
+gboolean
+gsk_sl_image_type_supports_projection (const GskSlImageType *type,
+ gboolean extra_dim)
+{
+ if (type->arrayed)
+ return FALSE;
+
+ if (type->multisampled)
+ return FALSE;
+
+ if (extra_dim && type->shadow)
+ return FALSE;
+
+ switch (type->dim)
+ {
+ case GSK_SPV_DIM_1_D:
+ case GSK_SPV_DIM_2_D:
+ case GSK_SPV_DIM_RECT:
+ return TRUE;
+ case GSK_SPV_DIM_3_D:
+ return !extra_dim;
+ case GSK_SPV_DIM_CUBE:
+ case GSK_SPV_DIM_BUFFER:
+ case GSK_SPV_DIM_SUBPASS_DATA:
+ default:
+ return FALSE;
+ }
+}
+
+gboolean
+gsk_sl_image_type_supports_lod (const GskSlImageType *type)
+{
+ if (type->multisampled)
+ return FALSE;
+
+ switch (type->dim)
+ {
+ case GSK_SPV_DIM_1_D:
+ return TRUE;
+ case GSK_SPV_DIM_2_D:
+ case GSK_SPV_DIM_3_D:
+ return !type->arrayed || !type->shadow;
+ case GSK_SPV_DIM_CUBE:
+ return !type->shadow;
+ case GSK_SPV_DIM_RECT:
+ case GSK_SPV_DIM_BUFFER:
+ case GSK_SPV_DIM_SUBPASS_DATA:
+ default:
+ return FALSE;
+ }
+}
+
+gboolean
+gsk_sl_image_type_supports_bias (const GskSlImageType *type)
+{
+ if (type->multisampled)
+ return FALSE;
+
+ switch (type->dim)
+ {
+ case GSK_SPV_DIM_1_D:
+ case GSK_SPV_DIM_3_D:
+ case GSK_SPV_DIM_CUBE:
+ return TRUE;
+ case GSK_SPV_DIM_2_D:
+ return !type->arrayed || !type->shadow;
+ case GSK_SPV_DIM_RECT:
+ case GSK_SPV_DIM_BUFFER:
+ case GSK_SPV_DIM_SUBPASS_DATA:
+ default:
+ return FALSE;
+ }
+}
+
+gboolean
+gsk_sl_image_type_supports_offset (const GskSlImageType *type)
+{
+ if (type->multisampled)
+ return FALSE;
+
+ switch (type->dim)
+ {
+ case GSK_SPV_DIM_1_D:
+ case GSK_SPV_DIM_2_D:
+ case GSK_SPV_DIM_3_D:
+ case GSK_SPV_DIM_RECT:
+ return TRUE;
+ case GSK_SPV_DIM_CUBE:
+ case GSK_SPV_DIM_BUFFER:
+ case GSK_SPV_DIM_SUBPASS_DATA:
+ default:
+ return FALSE;
+ }
+}
+
+gboolean
+gsk_sl_image_type_supports_gradient (const GskSlImageType *type)
+{
+ if (type->multisampled)
+ return FALSE;
+
+ if (type->dim == GSK_SPV_DIM_BUFFER)
+ return FALSE;
+
+ return TRUE;
+}
+
+gboolean
+gsk_sl_image_type_supports_texel_fetch (const GskSlImageType *type)
+{
+ if (type->shadow)
+ return FALSE;
+
+ if (type->dim == GSK_SPV_DIM_CUBE)
+ return FALSE;
+
+ return TRUE;
+}
+
+gboolean
+gsk_sl_image_type_supports_texture (const GskSlImageType *type)
+{
+ if (type->multisampled)
+ return FALSE;
+
+ if (type->dim == GSK_SPV_DIM_BUFFER)
+ return FALSE;
+
+ return TRUE;
+}
+
+gboolean
+gsk_sl_image_type_needs_lod_argument (const GskSlImageType *type,
+ gboolean texel_fetch)
+{
+ if (type->multisampled)
+ return TRUE;
+
+ return type->dim != GSK_SPV_DIM_RECT
+ && type->dim != GSK_SPV_DIM_BUFFER;
+}
+
+guint
+gsk_sl_image_type_get_dimensions (const GskSlImageType *type)
+{
+ switch (type->dim)
+ {
+ case GSK_SPV_DIM_1_D:
+ case GSK_SPV_DIM_BUFFER:
+ return 1;
+
+ case GSK_SPV_DIM_2_D:
+ case GSK_SPV_DIM_RECT:
+ case GSK_SPV_DIM_SUBPASS_DATA:
+ return 2;
+
+ case GSK_SPV_DIM_3_D:
+ case GSK_SPV_DIM_CUBE:
+ return 3;
+
+ default:
+ g_assert_not_reached ();
+ return 1;
+ }
+}
+
+guint
+gsk_sl_image_type_get_lookup_dimensions (const GskSlImageType *type,
+ gboolean projection)
+{
+ guint result = gsk_sl_image_type_get_dimensions (type);
+
+ if (type->arrayed)
+ result++;
+
+ if (type->shadow)
+ {
+ /* because GLSL is GLSL */
+ result = MAX (result, 2);
+ result++;
+ }
+
+ if (projection)
+ result++;
+
+ return result;
+}
+
+GskSlType *
+gsk_sl_image_type_get_pixel_type (const GskSlImageType *type)
+{
+ if (type->shadow)
+ return gsk_sl_type_get_scalar (type->sampled_type);
+ else
+ return gsk_sl_type_get_vector (type->sampled_type, 4);
+}
+
+guint32
+gsk_sl_image_type_write_spv (const GskSlImageType *type,
+ GskSpvWriter *writer)
+{
+ guint32 sampled_type_id;
+
+ sampled_type_id = gsk_spv_writer_get_id_for_type (writer, gsk_sl_type_get_scalar (type->sampled_type));
+ return gsk_spv_writer_type_image (writer,
+ sampled_type_id,
+ type->dim,
+ type->shadow,
+ type->arrayed,
+ type->multisampled,
+ 2 - type->sampler,
+ GSK_SPV_IMAGE_FORMAT_UNKNOWN,
+ -1);
+}
+
+guint
+gsk_sl_image_type_hash (gconstpointer type)
+{
+ const GskSlImageType *image = type;
+
+ return image->sampled_type
+ | (image->dim << 8)
+ | (image->shadow << 16)
+ | (image->arrayed << 17)
+ | (image->multisampled << 18)
+ | (image->sampler << 19);
+}
+
+gboolean
+gsk_sl_image_type_equal (gconstpointer a,
+ gconstpointer b)
+{
+ const GskSlImageType *ia = a;
+ const GskSlImageType *ib = b;
+
+ return ia->sampled_type == ib->sampled_type
+ && ia->dim == ib->dim
+ && ia->shadow == ib->shadow
+ && ia->arrayed == ib->arrayed
+ && ia->multisampled == ib->multisampled
+ && ia->sampler == ib->sampler;
+}
+
diff --git a/gsk/gskslimagetypeprivate.h b/gsk/gskslimagetypeprivate.h
new file mode 100644
index 0000000..0e81025
--- /dev/null
+++ b/gsk/gskslimagetypeprivate.h
@@ -0,0 +1,65 @@
+/* GTK - The GIMP Toolkit
+ *
+ * Copyright © 2017 Benjamin Otte <otte gnome 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/>.
+ */
+
+#ifndef __GSK_SL_IMAGE_TYPE_PRIVATE_H__
+#define __GSK_SL_IMAGE_TYPE_PRIVATE_H__
+
+#include <glib.h>
+
+#include "gsksltypesprivate.h"
+#include "gskspvenumsprivate.h"
+
+G_BEGIN_DECLS
+
+struct _GskSlImageType
+{
+ GskSlScalarType sampled_type;
+ GskSpvDim dim;
+ guint shadow :1;
+ guint arrayed :1;
+ guint multisampled :1;
+ guint sampler :1;
+};
+
+gboolean gsk_sl_image_type_supports_projection (const GskSlImageType *type,
+ gboolean extra_dim);
+gboolean gsk_sl_image_type_supports_lod (const GskSlImageType *type);
+gboolean gsk_sl_image_type_supports_bias (const GskSlImageType *type);
+gboolean gsk_sl_image_type_supports_offset (const GskSlImageType *type);
+gboolean gsk_sl_image_type_supports_gradient (const GskSlImageType *type);
+gboolean gsk_sl_image_type_supports_texture (const GskSlImageType *type);
+gboolean gsk_sl_image_type_supports_texel_fetch (const GskSlImageType *type);
+gboolean gsk_sl_image_type_needs_lod_argument (const GskSlImageType *type,
+ gboolean
texel_fetch);
+
+guint gsk_sl_image_type_get_dimensions (const GskSlImageType *type);
+guint gsk_sl_image_type_get_lookup_dimensions (const GskSlImageType *type,
+ gboolean projection);
+
+GskSlType * gsk_sl_image_type_get_pixel_type (const GskSlImageType *type);
+
+guint32 gsk_sl_image_type_write_spv (const GskSlImageType *type,
+ GskSpvWriter *writer);
+
+guint gsk_sl_image_type_hash (gconstpointer type);
+gboolean gsk_sl_image_type_equal (gconstpointer a,
+ gconstpointer b);
+
+G_END_DECLS
+
+#endif /* __GSK_SL_IMAGE_TYPE_PRIVATE_H__ */
diff --git a/gsk/gskslnativefunction.c b/gsk/gskslnativefunction.c
index 168867d..f759c9a 100644
--- a/gsk/gskslnativefunction.c
+++ b/gsk/gskslnativefunction.c
@@ -21,6 +21,7 @@
#include "gskslnativefunctionprivate.h"
#include "gskslenvironmentprivate.h"
+#include "gskslimagetypeprivate.h"
#include "gskslfunctionprivate.h"
#include "gskslfunctiontypeprivate.h"
#include "gskslscopeprivate.h"
@@ -1355,6 +1356,455 @@ gsk_sl_native_functions_add_150 (GskSlScope *scope,
UNIMPLEMENTED_NATIVE1 (MAT4, inverse, MAT4);
}
+#define PACK_TEXTURE_CALL_INFO(types, proj, lod, bias, offset, fetch, grad) \
+ GUINT_TO_POINTER(((types) & 0xFF) | ((proj) << 16) | ((lod) << 18) | ((bias) << 19) | ((offset) << 20) |
((fetch) << 21) | ((grad) << 22))
+#define UNPACK_TEXTURE_CALL_INFO(_info, type, proj, lod, bias, offset, fetch, grad) G_STMT_START{\
+ guint info = GPOINTER_TO_UINT(_info); \
+\
+ type = info & 0xFF; \
+ proj = (info >> 16) & 0x3; \
+ lod = (info >> 18) & 0x1; \
+ bias = (info >> 19) & 0x1; \
+ offset = (info >> 20) & 0x1; \
+ fetch = (info >> 21) & 0x1; \
+ grad = (info >> 22) & 0x1; \
+}G_STMT_END
+
+static guint32
+gsk_sl_native_texture_write_spv (GskSpvWriter *writer,
+ guint32 *arguments,
+ gpointer user_data)
+{
+ guint types, proj, lod, bias, offset, fetch, grad, dref, min_lod;
+ const GskSlImageType *image;
+ GskSlType *type;
+ guint32 extra_args[9], n_extra_args;
+ guint32 mask;
+ guint length;
+ gboolean explicit_lod = FALSE;
+ gsize i;
+
+ UNPACK_TEXTURE_CALL_INFO(user_data, types, proj, lod, bias, offset, fetch, grad);
+ type = gsk_sl_type_get_sampler (types);
+ image = gsk_sl_type_get_image_type (type);
+ length = gsk_sl_image_type_get_lookup_dimensions (image, proj > 0);
+ mask = 0;
+ n_extra_args = 0;
+ i = 2;
+
+ if (fetch && gsk_sl_image_type_needs_lod_argument (image, fetch))
+ min_lod = i++;
+ else
+ min_lod = 0;
+
+ /* match used flags to their argument number */
+ if (lod)
+ lod = i++;
+ if (grad)
+ {
+ grad = i;
+ i += 2;
+ }
+ if (offset)
+ offset = i++;
+ if (length > 4)
+ dref = arguments[i++];
+ else if (image->shadow)
+ {
+ dref = gsk_spv_writer_composite_extract (writer,
+ gsk_sl_type_get_scalar (GSK_SL_FLOAT),
+ arguments[1],
+ (guint32[1]) { length - 1 - (proj ? 1 : 0) },
+ 1);
+ }
+ else
+ dref = 0;
+ if (proj)
+ {
+ guint real_length = (proj == 2 ? 4 : MIN (4, length));
+
+ if (real_length != gsk_sl_image_type_get_dimensions (image) + 1)
+ {
+ guint32 tmp_id;
+
+ tmp_id = gsk_spv_writer_composite_extract (writer,
+ gsk_sl_type_get_scalar (GSK_SL_FLOAT),
+ arguments[1],
+ (guint32[1]) { real_length - 1 },
+ 1);
+ arguments[1] = gsk_spv_writer_composite_insert (writer,
+ gsk_sl_type_get_vector (GSK_SL_FLOAT, real_length),
+ tmp_id,
+ arguments[1],
+ (guint32[1]) { gsk_sl_image_type_get_dimensions
(image) },
+ 1);
+ }
+ }
+
+ if (bias)
+ bias = i++;
+
+ if (bias)
+ {
+ mask |= GSK_SPV_IMAGE_OPERANDS_BIAS;
+ extra_args[n_extra_args++] = arguments[bias];
+ }
+ if (lod)
+ {
+ mask |= GSK_SPV_IMAGE_OPERANDS_LOD;
+ extra_args[n_extra_args++] = arguments[lod];
+ explicit_lod = TRUE;
+ }
+ if (min_lod && !image->multisampled)
+ {
+ g_assert (!lod);
+ mask |= GSK_SPV_IMAGE_OPERANDS_LOD;
+ extra_args[n_extra_args++] = arguments[min_lod];
+ }
+
+ if (grad)
+ {
+ mask |= GSK_SPV_IMAGE_OPERANDS_GRAD;
+ extra_args[n_extra_args++] = arguments[grad];
+ extra_args[n_extra_args++] = arguments[grad + 1];
+ explicit_lod = TRUE;
+ }
+ if (offset)
+ {
+ if (gsk_spv_writer_get_value_for_id (writer, arguments[offset]))
+ mask |= GSK_SPV_IMAGE_OPERANDS_CONST_OFFSET;
+ else
+ mask |= GSK_SPV_IMAGE_OPERANDS_OFFSET;
+ extra_args[n_extra_args++] = arguments[offset];
+ }
+ if (min_lod && image->multisampled)
+ {
+ mask |= GSK_SPV_IMAGE_OPERANDS_SAMPLE;
+ extra_args[n_extra_args++] = arguments[min_lod];
+ }
+
+ if (fetch)
+ {
+ guint32 image_id;
+
+ image_id = gsk_spv_writer_image (writer,
+ gsk_spv_writer_get_id_for_image_type (writer, image),
+ arguments[0]);
+
+ return gsk_spv_writer_image_fetch (writer,
+ gsk_sl_image_type_get_pixel_type (image),
+ image_id,
+ arguments[1],
+ mask,
+ extra_args,
+ n_extra_args);
+ }
+ else if (explicit_lod)
+ {
+ if (dref)
+ {
+ if (proj)
+ {
+ return gsk_spv_writer_image_sample_proj_dref_explicit_lod (writer,
+ gsk_sl_image_type_get_pixel_type
(image),
+ arguments[0],
+ arguments[1],
+ dref,
+ mask,
+ extra_args,
+ n_extra_args);
+ }
+ else
+ {
+ return gsk_spv_writer_image_sample_dref_explicit_lod (writer,
+ gsk_sl_image_type_get_pixel_type (image),
+ arguments[0],
+ arguments[1],
+ dref,
+ mask,
+ extra_args,
+ n_extra_args);
+ }
+ }
+ else
+ {
+ if (proj)
+ {
+ return gsk_spv_writer_image_sample_proj_explicit_lod (writer,
+ gsk_sl_image_type_get_pixel_type (image),
+ arguments[0],
+ arguments[1],
+ mask,
+ extra_args,
+ n_extra_args);
+ }
+ else
+ {
+ return gsk_spv_writer_image_sample_explicit_lod (writer,
+ gsk_sl_image_type_get_pixel_type (image),
+ arguments[0],
+ arguments[1],
+ mask,
+ extra_args,
+ n_extra_args);
+ }
+ }
+ }
+ else
+ {
+ if (dref)
+ {
+ if (proj)
+ {
+ return gsk_spv_writer_image_sample_proj_dref_implicit_lod (writer,
+ gsk_sl_image_type_get_pixel_type
(image),
+ arguments[0],
+ arguments[1],
+ dref,
+ mask,
+ extra_args,
+ n_extra_args);
+ }
+ else
+ {
+ return gsk_spv_writer_image_sample_dref_implicit_lod (writer,
+ gsk_sl_image_type_get_pixel_type (image),
+ arguments[0],
+ arguments[1],
+ dref,
+ mask,
+ extra_args,
+ n_extra_args);
+ }
+ }
+ else
+ {
+ if (proj)
+ {
+ return gsk_spv_writer_image_sample_proj_implicit_lod (writer,
+ gsk_sl_image_type_get_pixel_type (image),
+ arguments[0],
+ arguments[1],
+ mask,
+ extra_args,
+ n_extra_args);
+ }
+ else
+ {
+ return gsk_spv_writer_image_sample_implicit_lod (writer,
+ gsk_sl_image_type_get_pixel_type (image),
+ arguments[0],
+ arguments[1],
+ mask,
+ extra_args,
+ n_extra_args);
+ }
+ }
+ }
+}
+
+static void
+gsk_sl_native_functions_add_texture (GskSlScope *scope,
+ GskSlEnvironment *environment)
+{
+ GskSlType *type;
+ const GskSlImageType *image;
+ guint types, proj, lod, bias, offset, fetch, grad;
+
+ for (types = 0; types < GSK_SL_N_SAMPLER_TYPES; types++)
+ {
+ type = gsk_sl_type_get_sampler (types);
+ image = gsk_sl_type_get_image_type (type);
+
+ for (proj = 0; proj < 3; proj++)
+ {
+ if (proj && !gsk_sl_image_type_supports_projection (image, proj == 2))
+ continue;
+
+ for (lod = 0; lod < 2; lod++)
+ {
+ if (lod && !gsk_sl_image_type_supports_lod (image))
+ continue;
+
+ for (bias = 0; bias < 2; bias++)
+ {
+ if (bias && lod)
+ continue;
+
+ if (bias && gsk_sl_environment_get_stage (environment) != GSK_SL_SHADER_FRAGMENT)
+ continue;
+
+ if (bias && !gsk_sl_image_type_supports_bias (image))
+ continue;
+
+ for (offset = 0; offset < 2; offset++)
+ {
+ if (offset && !gsk_sl_image_type_supports_offset (image))
+ continue;
+
+ for (fetch = 0; fetch < 2; fetch++)
+ {
+ if ((proj > 0) + offset + fetch + bias + lod > 3)
+ continue;
+ if (fetch && (lod || bias))
+ continue;
+ if (fetch && !gsk_sl_image_type_supports_texel_fetch (image))
+ continue;
+ if (!fetch && !gsk_sl_image_type_supports_texture (image))
+ continue;
+
+ for (grad = 0; grad < 2; grad++)
+ {
+ GskSlFunction *function;
+ GskSlFunctionType *function_type;
+ char *function_name;
+ guint length;
+
+ if ((proj > 0) + offset + fetch + grad + bias + lod > 3)
+ continue;
+
+ if (grad && (lod || bias))
+ continue;
+
+ if (grad && !gsk_sl_image_type_supports_gradient (image))
+ continue;
+
+ length = gsk_sl_image_type_get_lookup_dimensions (image, proj > 0);
+ if (length > 4 && bias)
+ continue;
+
+ function_type = gsk_sl_function_type_new (gsk_sl_image_type_get_pixel_type
(image));
+ function_type = gsk_sl_function_type_add_argument (function_type,
+ GSK_SL_STORAGE_PARAMETER_IN,
+ type);
+
+ /* P */
+ if (proj == 2)
+ {
+ function_type = gsk_sl_function_type_add_argument (function_type,
+
GSK_SL_STORAGE_PARAMETER_IN,
+ gsk_sl_type_get_vector
(GSK_SL_FLOAT, 4));
+ }
+ else
+ {
+ GskSlScalarType scalar;
+ GskSlType *arg_type;
+
+ scalar = fetch ? GSK_SL_INT : GSK_SL_FLOAT;
+ if (length == 1)
+ arg_type = gsk_sl_type_get_scalar (scalar);
+ else
+ arg_type = gsk_sl_type_get_vector (scalar, MIN (length, 4));
+ function_type = gsk_sl_function_type_add_argument (function_type,
+
GSK_SL_STORAGE_PARAMETER_IN,
+ arg_type);
+ }
+
+ /* non-optional lod */
+ if (fetch && gsk_sl_image_type_needs_lod_argument (image, fetch))
+ function_type = gsk_sl_function_type_add_argument (function_type,
+
GSK_SL_STORAGE_PARAMETER_IN,
+ gsk_sl_type_get_scalar
(GSK_SL_INT));
+
+ if (lod)
+ function_type = gsk_sl_function_type_add_argument (function_type,
+
GSK_SL_STORAGE_PARAMETER_IN,
+ gsk_sl_type_get_scalar
(GSK_SL_FLOAT));
+
+ if (grad)
+ {
+ GskSlType *arg_type;
+ guint dims = gsk_sl_image_type_get_dimensions (image);
+
+ if (dims ==1)
+ arg_type = gsk_sl_type_get_scalar (GSK_SL_FLOAT);
+ else
+ arg_type = gsk_sl_type_get_vector (GSK_SL_FLOAT, dims);
+
+ function_type = gsk_sl_function_type_add_argument (function_type,
+
GSK_SL_STORAGE_PARAMETER_IN,
+ arg_type);
+ function_type = gsk_sl_function_type_add_argument (function_type,
+
GSK_SL_STORAGE_PARAMETER_IN,
+ arg_type);
+ }
+
+ if (offset)
+ {
+ GskSlType *arg_type;
+ guint dims = gsk_sl_image_type_get_dimensions (image);
+
+ if (dims ==1)
+ arg_type = gsk_sl_type_get_scalar (GSK_SL_INT);
+ else
+ arg_type = gsk_sl_type_get_vector (GSK_SL_INT, dims);
+
+ function_type = gsk_sl_function_type_add_argument (function_type,
+
GSK_SL_STORAGE_PARAMETER_IN,
+ arg_type);
+ }
+
+ /* compare */
+ if (length > 4)
+ function_type = gsk_sl_function_type_add_argument (function_type,
+
GSK_SL_STORAGE_PARAMETER_IN,
+ gsk_sl_type_get_scalar
(GSK_SL_FLOAT));
+
+ if (bias)
+ function_type = gsk_sl_function_type_add_argument (function_type,
+
GSK_SL_STORAGE_PARAMETER_IN,
+ gsk_sl_type_get_scalar
(GSK_SL_FLOAT));
+
+ function_name = g_strconcat (fetch ? "texel" : "texture",
+ proj ? "Proj" : "",
+ lod ? "Lod" : "",
+ grad ? "Grad" : "",
+ fetch ? "Fetch" : "",
+ offset ? "Offset" : "",
+ NULL);
+
+ function = gsk_sl_function_new_native (function_name,
+ function_type,
+ NULL,
+ gsk_sl_native_texture_write_spv,
+ PACK_TEXTURE_CALL_INFO (types, proj,
lod, bias, offset, fetch, grad),
+ NULL);
+ gsk_sl_scope_add_function (scope, function);
+#if 0
+ g_print ("%p %p %p %p %p %p %p %u %u\n", PACK_TEXTURE_CALL_INFO (types, proj,
lod, bias, offset, fetch, grad),
+ GUINT_TO_POINTER(((types) & 0xFF) | ((proj) << 16) |
((lod) << 18) | ((bias) < 19) | ((offset) << 20) | ((fetch) << 21)),
+ GUINT_TO_POINTER(((types) & 0xFF) | ((proj) << 16) |
((lod) << 18) | ((bias) < 19) | ((offset) << 20)),
+ GUINT_TO_POINTER(((types) & 0xFF) | ((proj) << 16) |
((lod) << 18) | ((bias) < 19)),
+ GUINT_TO_POINTER(((types) & 0xFF) | ((proj) << 16) |
((lod) << 18)),
+ GUINT_TO_POINTER(((types) & 0xFF) | ((proj) << 16)),
+ GUINT_TO_POINTER(((types) & 0xFF) ), types, (types) &
0xFF);
+ g_print ("%u %u %u %u %u %u %u\n", types, proj, lod, bias, offset, fetch,
grad);
+ {
+ guint i;
+ g_print ("%s", gsk_sl_type_get_name (gsk_sl_function_type_get_return_type
(function_type)));
+ g_print (" %s(", function_name);
+ for (i = 0; i < gsk_sl_function_type_get_n_arguments (function_type); i++)
+ {
+ if (i > 0)
+ g_print (",");
+ g_print ("%s", gsk_sl_type_get_name
(gsk_sl_function_type_get_argument_type (function_type, i)));
+ }
+ g_print (");\n");
+ }
+#endif
+
+ g_free (function_name);
+ gsk_sl_function_unref (function);
+ gsk_sl_function_type_unref (function_type);
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+}
+
void
gsk_sl_native_functions_add (GskSlScope *scope,
GskSlEnvironment *environment)
@@ -1374,5 +1824,7 @@ gsk_sl_native_functions_add (GskSlScope *scope,
if (version < 150)
return;
gsk_sl_native_functions_add_150 (scope, environment);
+
+ gsk_sl_native_functions_add_texture (scope, environment);
}
diff --git a/gsk/gskslstatement.c b/gsk/gskslstatement.c
index 4fdb317..27e605f 100644
--- a/gsk/gskslstatement.c
+++ b/gsk/gskslstatement.c
@@ -973,6 +973,46 @@ gsk_sl_statement_parse (GskSlScope *scope,
case GSK_SL_TOKEN_DMAT4X2:
case GSK_SL_TOKEN_DMAT4X3:
case GSK_SL_TOKEN_DMAT4X4:
+ case GSK_SL_TOKEN_SAMPLER1D:
+ case GSK_SL_TOKEN_SAMPLER2D:
+ case GSK_SL_TOKEN_SAMPLER3D:
+ case GSK_SL_TOKEN_SAMPLERCUBE:
+ case GSK_SL_TOKEN_SAMPLER1DSHADOW:
+ case GSK_SL_TOKEN_SAMPLER2DSHADOW:
+ case GSK_SL_TOKEN_SAMPLERCUBESHADOW:
+ case GSK_SL_TOKEN_SAMPLER1DARRAY:
+ case GSK_SL_TOKEN_SAMPLER2DARRAY:
+ case GSK_SL_TOKEN_SAMPLER1DARRAYSHADOW:
+ case GSK_SL_TOKEN_SAMPLER2DARRAYSHADOW:
+ case GSK_SL_TOKEN_ISAMPLER1D:
+ case GSK_SL_TOKEN_ISAMPLER2D:
+ case GSK_SL_TOKEN_ISAMPLER3D:
+ case GSK_SL_TOKEN_ISAMPLERCUBE:
+ case GSK_SL_TOKEN_ISAMPLER1DARRAY:
+ case GSK_SL_TOKEN_ISAMPLER2DARRAY:
+ case GSK_SL_TOKEN_USAMPLER1D:
+ case GSK_SL_TOKEN_USAMPLER2D:
+ case GSK_SL_TOKEN_USAMPLER3D:
+ case GSK_SL_TOKEN_USAMPLERCUBE:
+ case GSK_SL_TOKEN_USAMPLER1DARRAY:
+ case GSK_SL_TOKEN_USAMPLER2DARRAY:
+ case GSK_SL_TOKEN_SAMPLER2DRECT:
+ case GSK_SL_TOKEN_SAMPLER2DRECTSHADOW:
+ case GSK_SL_TOKEN_ISAMPLER2DRECT:
+ case GSK_SL_TOKEN_USAMPLER2DRECT:
+ case GSK_SL_TOKEN_SAMPLERBUFFER:
+ case GSK_SL_TOKEN_ISAMPLERBUFFER:
+ case GSK_SL_TOKEN_USAMPLERBUFFER:
+ case GSK_SL_TOKEN_SAMPLERCUBEARRAY:
+ case GSK_SL_TOKEN_SAMPLERCUBEARRAYSHADOW:
+ case GSK_SL_TOKEN_ISAMPLERCUBEARRAY:
+ case GSK_SL_TOKEN_USAMPLERCUBEARRAY:
+ case GSK_SL_TOKEN_SAMPLER2DMS:
+ case GSK_SL_TOKEN_ISAMPLER2DMS:
+ case GSK_SL_TOKEN_USAMPLER2DMS:
+ case GSK_SL_TOKEN_SAMPLER2DMSARRAY:
+ case GSK_SL_TOKEN_ISAMPLER2DMSARRAY:
+ case GSK_SL_TOKEN_USAMPLER2DMSARRAY:
case GSK_SL_TOKEN_STRUCT:
{
GskSlType *type;
diff --git a/gsk/gsksltype.c b/gsk/gsksltype.c
index 4afd840..d16b959 100644
--- a/gsk/gsksltype.c
+++ b/gsk/gsksltype.c
@@ -21,6 +21,7 @@
#include "gsksltypeprivate.h"
#include "gskslfunctionprivate.h"
+#include "gskslimagetypeprivate.h"
#include "gskslpreprocessorprivate.h"
#include "gskslprinterprivate.h"
#include "gskslscopeprivate.h"
@@ -52,6 +53,7 @@ struct _GskSlTypeClass {
void (* free) (GskSlType *type);
const char * (* get_name) (const GskSlType *type);
GskSlScalarType (* get_scalar_type) (const GskSlType *type);
+ const GskSlImageType *(* get_image_type) (const GskSlType *type);
GskSlType * (* get_index_type) (const GskSlType *type);
gsize (* get_index_stride) (const GskSlType *type);
guint (* get_length) (const GskSlType *type);
@@ -360,6 +362,12 @@ gsk_sl_type_void_get_scalar_type (const GskSlType *type)
return GSK_SL_VOID;
}
+static const GskSlImageType *
+gsk_sl_type_void_get_image_type (const GskSlType *type)
+{
+ return NULL;
+}
+
static GskSlType *
gsk_sl_type_void_get_index_type (const GskSlType *type)
{
@@ -447,6 +455,7 @@ static const GskSlTypeClass GSK_SL_TYPE_VOID = {
gsk_sl_type_void_free,
gsk_sl_type_void_get_name,
gsk_sl_type_void_get_scalar_type,
+ gsk_sl_type_void_get_image_type,
gsk_sl_type_void_get_index_type,
gsk_sl_type_void_get_index_stride,
gsk_sl_type_void_get_length,
@@ -493,6 +502,12 @@ gsk_sl_type_scalar_get_scalar_type (const GskSlType *type)
return scalar->scalar;
}
+static const GskSlImageType *
+gsk_sl_type_scalar_get_image_type (const GskSlType *type)
+{
+ return NULL;
+}
+
static GskSlType *
gsk_sl_type_scalar_get_index_type (const GskSlType *type)
{
@@ -615,6 +630,7 @@ static const GskSlTypeClass GSK_SL_TYPE_SCALAR = {
gsk_sl_type_scalar_free,
gsk_sl_type_scalar_get_name,
gsk_sl_type_scalar_get_scalar_type,
+ gsk_sl_type_scalar_get_image_type,
gsk_sl_type_scalar_get_index_type,
gsk_sl_type_scalar_get_index_stride,
gsk_sl_type_scalar_get_length,
@@ -663,6 +679,12 @@ gsk_sl_type_vector_get_scalar_type (const GskSlType *type)
return vector->scalar;
}
+static const GskSlImageType *
+gsk_sl_type_vector_get_image_type (const GskSlType *type)
+{
+ return NULL;
+}
+
static GskSlType *
gsk_sl_type_vector_get_index_type (const GskSlType *type)
{
@@ -823,6 +845,7 @@ static const GskSlTypeClass GSK_SL_TYPE_VECTOR = {
gsk_sl_type_vector_free,
gsk_sl_type_vector_get_name,
gsk_sl_type_vector_get_scalar_type,
+ gsk_sl_type_vector_get_image_type,
gsk_sl_type_vector_get_index_type,
gsk_sl_type_vector_get_index_stride,
gsk_sl_type_vector_get_length,
@@ -872,6 +895,12 @@ gsk_sl_type_matrix_get_scalar_type (const GskSlType *type)
return matrix->scalar;
}
+static const GskSlImageType *
+gsk_sl_type_matrix_get_image_type (const GskSlType *type)
+{
+ return NULL;
+}
+
static GskSlType *
gsk_sl_type_matrix_get_index_type (const GskSlType *type)
{
@@ -1033,6 +1062,7 @@ static const GskSlTypeClass GSK_SL_TYPE_MATRIX = {
gsk_sl_type_matrix_free,
gsk_sl_type_matrix_get_name,
gsk_sl_type_matrix_get_scalar_type,
+ gsk_sl_type_matrix_get_image_type,
gsk_sl_type_matrix_get_index_type,
gsk_sl_type_matrix_get_index_stride,
gsk_sl_type_matrix_get_length,
@@ -1047,6 +1077,153 @@ static const GskSlTypeClass GSK_SL_TYPE_MATRIX = {
gsk_sl_type_matrix_write_value_spv
};
+/* SAMPLER */
+
+typedef struct _GskSlTypeSampler GskSlTypeSampler;
+
+struct _GskSlTypeSampler {
+ GskSlType parent;
+
+ const char *name;
+ GskSlSamplerType sampler;
+
+ GskSlImageType image_type;
+};
+
+static void
+gsk_sl_type_sampler_free (GskSlType *type)
+{
+ g_assert_not_reached ();
+}
+
+static const char *
+gsk_sl_type_sampler_get_name (const GskSlType *type)
+{
+ const GskSlTypeSampler *sampler = (const GskSlTypeSampler *) type;
+
+ return sampler->name;
+}
+
+static GskSlScalarType
+gsk_sl_type_sampler_get_scalar_type (const GskSlType *type)
+{
+ return GSK_SL_VOID;
+}
+
+static const GskSlImageType *
+gsk_sl_type_sampler_get_image_type (const GskSlType *type)
+{
+ const GskSlTypeSampler *sampler = (const GskSlTypeSampler *) type;
+
+ return &sampler->image_type;
+}
+
+static GskSlType *
+gsk_sl_type_sampler_get_index_type (const GskSlType *type)
+{
+ return NULL;
+}
+
+static gsize
+gsk_sl_type_sampler_get_index_stride (const GskSlType *type)
+{
+ return 0;
+}
+
+static guint
+gsk_sl_type_sampler_get_length (const GskSlType *type)
+{
+ return 0;
+}
+
+static gsize
+gsk_sl_type_sampler_get_size (const GskSlType *type)
+{
+ /* XXX: setting this to 0 would make it not work in GskSlValue */
+ return sizeof (gpointer);
+}
+
+static gsize
+gsk_sl_type_sampler_get_n_components (const GskSlType *type)
+{
+ return 1;
+}
+
+static guint
+gsk_sl_type_sampler_get_n_members (const GskSlType *type)
+{
+ return 0;
+}
+
+static const GskSlTypeMember *
+gsk_sl_type_sampler_get_member (const GskSlType *type,
+ guint n)
+{
+ return NULL;
+}
+
+static gboolean
+gsk_sl_type_sampler_can_convert (const GskSlType *target,
+ const GskSlType *source)
+{
+ return gsk_sl_type_equal (target, source);
+}
+
+static guint32
+gsk_sl_type_sampler_write_spv (GskSlType *type,
+ GskSpvWriter *writer)
+{
+ GskSlTypeSampler *sampler = (GskSlTypeSampler *) type;
+ guint32 image_id;
+
+ image_id = gsk_spv_writer_get_id_for_image_type (writer, &sampler->image_type);
+
+ return gsk_spv_writer_type_sampled_image (writer, image_id);
+}
+
+static void
+gsk_sl_type_sampler_print_value (const GskSlType *type,
+ GskSlPrinter *printer,
+ gconstpointer value)
+{
+ g_assert_not_reached ();
+}
+
+static gboolean
+gsk_sl_type_sampler_value_equal (const GskSlType *type,
+ gconstpointer a,
+ gconstpointer b)
+{
+ return *(gconstpointer *) a == *(gconstpointer *) b;
+}
+
+static guint32
+gsk_sl_type_sampler_write_value_spv (GskSlType *type,
+ GskSpvWriter *writer,
+ gconstpointer value)
+{
+ g_assert_not_reached ();
+}
+
+static const GskSlTypeClass GSK_SL_TYPE_SAMPLER = {
+ gsk_sl_type_sampler_free,
+ gsk_sl_type_sampler_get_name,
+ gsk_sl_type_sampler_get_scalar_type,
+ gsk_sl_type_sampler_get_image_type,
+ gsk_sl_type_sampler_get_index_type,
+ gsk_sl_type_sampler_get_index_stride,
+ gsk_sl_type_sampler_get_length,
+ gsk_sl_type_sampler_get_size,
+ gsk_sl_type_sampler_get_n_components,
+ gsk_sl_type_sampler_get_n_members,
+ gsk_sl_type_sampler_get_member,
+ gsk_sl_type_sampler_can_convert,
+ gsk_sl_type_sampler_write_spv,
+ gsk_sl_type_sampler_print_value,
+ gsk_sl_type_sampler_value_equal,
+ gsk_sl_type_sampler_write_value_spv
+};
+
/* STRUCT */
typedef struct _GskSlTypeStruct GskSlTypeStruct;
@@ -1093,6 +1270,12 @@ gsk_sl_type_struct_get_scalar_type (const GskSlType *type)
return GSK_SL_VOID;
}
+static const GskSlImageType *
+gsk_sl_type_struct_get_image_type (const GskSlType *type)
+{
+ return NULL;
+}
+
static GskSlType *
gsk_sl_type_struct_get_index_type (const GskSlType *type)
{
@@ -1288,6 +1471,7 @@ static const GskSlTypeClass GSK_SL_TYPE_STRUCT = {
gsk_sl_type_struct_free,
gsk_sl_type_struct_get_name,
gsk_sl_type_struct_get_scalar_type,
+ gsk_sl_type_struct_get_image_type,
gsk_sl_type_struct_get_index_type,
gsk_sl_type_struct_get_index_stride,
gsk_sl_type_struct_get_length,
@@ -1348,6 +1532,12 @@ gsk_sl_type_block_get_scalar_type (const GskSlType *type)
return GSK_SL_VOID;
}
+static const GskSlImageType *
+gsk_sl_type_block_get_image_type (const GskSlType *type)
+{
+ return NULL;
+}
+
static GskSlType *
gsk_sl_type_block_get_index_type (const GskSlType *type)
{
@@ -1507,6 +1697,7 @@ static const GskSlTypeClass GSK_SL_TYPE_BLOCK = {
gsk_sl_type_block_free,
gsk_sl_type_block_get_name,
gsk_sl_type_block_get_scalar_type,
+ gsk_sl_type_block_get_image_type,
gsk_sl_type_block_get_index_type,
gsk_sl_type_block_get_index_stride,
gsk_sl_type_block_get_length,
@@ -1859,6 +2050,126 @@ gsk_sl_type_new_parse (GskSlScope *scope,
case GSK_SL_TOKEN_DMAT4X4:
type = gsk_sl_type_ref (gsk_sl_type_get_matrix (GSK_SL_DOUBLE, 4, 4));
break;
+ case GSK_SL_TOKEN_SAMPLER1D:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_1D));
+ break;
+ case GSK_SL_TOKEN_SAMPLER2D:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_2D));
+ break;
+ case GSK_SL_TOKEN_SAMPLER3D:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_3D));
+ break;
+ case GSK_SL_TOKEN_SAMPLERCUBE:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_CUBE));
+ break;
+ case GSK_SL_TOKEN_SAMPLER1DSHADOW:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_1D_SHADOW));
+ break;
+ case GSK_SL_TOKEN_SAMPLER2DSHADOW:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_2D_SHADOW));
+ break;
+ case GSK_SL_TOKEN_SAMPLERCUBESHADOW:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_CUBE_SHADOW));
+ break;
+ case GSK_SL_TOKEN_SAMPLER1DARRAY:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_1D_ARRAY));
+ break;
+ case GSK_SL_TOKEN_SAMPLER2DARRAY:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_2D_ARRAY));
+ break;
+ case GSK_SL_TOKEN_SAMPLER1DARRAYSHADOW:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_1D_ARRAY_SHADOW));
+ break;
+ case GSK_SL_TOKEN_SAMPLER2DARRAYSHADOW:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_2D_ARRAY_SHADOW));
+ break;
+ case GSK_SL_TOKEN_ISAMPLER1D:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_1D_INT));
+ break;
+ case GSK_SL_TOKEN_ISAMPLER2D:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_2D_INT));
+ break;
+ case GSK_SL_TOKEN_ISAMPLER3D:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_3D_INT));
+ break;
+ case GSK_SL_TOKEN_ISAMPLERCUBE:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_CUBE_INT));
+ break;
+ case GSK_SL_TOKEN_ISAMPLER1DARRAY:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_1D_ARRAY_INT));
+ break;
+ case GSK_SL_TOKEN_ISAMPLER2DARRAY:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_2D_ARRAY_INT));
+ break;
+ case GSK_SL_TOKEN_USAMPLER1D:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_1D_UINT));
+ break;
+ case GSK_SL_TOKEN_USAMPLER2D:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_2D_UINT));
+ break;
+ case GSK_SL_TOKEN_USAMPLER3D:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_3D_UINT));
+ break;
+ case GSK_SL_TOKEN_USAMPLERCUBE:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_CUBE_UINT));
+ break;
+ case GSK_SL_TOKEN_USAMPLER1DARRAY:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_1D_ARRAY_UINT));
+ break;
+ case GSK_SL_TOKEN_USAMPLER2DARRAY:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_2D_ARRAY_UINT));
+ break;
+ case GSK_SL_TOKEN_SAMPLER2DRECT:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_2D_RECT));
+ break;
+ case GSK_SL_TOKEN_SAMPLER2DRECTSHADOW:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_2D_RECT_SHADOW));
+ break;
+ case GSK_SL_TOKEN_ISAMPLER2DRECT:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_2D_RECT_INT));
+ break;
+ case GSK_SL_TOKEN_USAMPLER2DRECT:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_2D_RECT_UINT));
+ break;
+ case GSK_SL_TOKEN_SAMPLERBUFFER:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_BUFFER));
+ break;
+ case GSK_SL_TOKEN_ISAMPLERBUFFER:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_BUFFER_INT));
+ break;
+ case GSK_SL_TOKEN_USAMPLERBUFFER:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_BUFFER_UINT));
+ break;
+ case GSK_SL_TOKEN_SAMPLERCUBEARRAY:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_CUBE_ARRAY));
+ break;
+ case GSK_SL_TOKEN_SAMPLERCUBEARRAYSHADOW:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_CUBE_ARRAY_SHADOW));
+ break;
+ case GSK_SL_TOKEN_ISAMPLERCUBEARRAY:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_CUBE_ARRAY_INT));
+ break;
+ case GSK_SL_TOKEN_USAMPLERCUBEARRAY:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_CUBE_ARRAY_UINT));
+ break;
+ case GSK_SL_TOKEN_SAMPLER2DMS:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_2DMS));
+ break;
+ case GSK_SL_TOKEN_ISAMPLER2DMS:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_2DMS_INT));
+ break;
+ case GSK_SL_TOKEN_USAMPLER2DMS:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_2DMS_UINT));
+ break;
+ case GSK_SL_TOKEN_SAMPLER2DMSARRAY:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_2DMS_ARRAY));
+ break;
+ case GSK_SL_TOKEN_ISAMPLER2DMSARRAY:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_2DMS_ARRAY_INT));
+ break;
+ case GSK_SL_TOKEN_USAMPLER2DMSARRAY:
+ type = gsk_sl_type_ref (gsk_sl_type_get_sampler (GSK_SL_SAMPLER_2DMS_ARRAY_UINT));
+ break;
case GSK_SL_TOKEN_STRUCT:
return gsk_sl_type_parse_struct (scope, preproc);
case GSK_SL_TOKEN_IDENTIFIER:
@@ -2003,6 +2314,56 @@ gsk_sl_type_get_matrix (GskSlScalarType scalar,
return &builtin_matrix_types[columns - 2][rows - 2][scalar == GSK_SL_FLOAT ? 0 : 1].parent;
}
+static GskSlTypeSampler
+builtin_sampler_types[] = {
+ [GSK_SL_SAMPLER_1D] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "sampler1D",
GSK_SL_SAMPLER_1D, { GSK_SL_FLOAT, GSK_SPV_DIM_1_D, 0, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_1D_INT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "isampler1D",
GSK_SL_SAMPLER_1D_INT, { GSK_SL_INT, GSK_SPV_DIM_1_D, 0, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_1D_UINT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "usampler1D",
GSK_SL_SAMPLER_1D_UINT, { GSK_SL_UINT, GSK_SPV_DIM_1_D, 0, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_1D_SHADOW] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "sampler1DShadow",
GSK_SL_SAMPLER_1D_SHADOW, { GSK_SL_FLOAT, GSK_SPV_DIM_1_D, 1, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_2D] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "sampler2D",
GSK_SL_SAMPLER_2D, { GSK_SL_FLOAT, GSK_SPV_DIM_2_D, 0, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_2D_INT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "isampler2D",
GSK_SL_SAMPLER_2D_INT, { GSK_SL_INT, GSK_SPV_DIM_2_D, 0, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_2D_UINT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "usampler2D",
GSK_SL_SAMPLER_2D_UINT, { GSK_SL_UINT, GSK_SPV_DIM_2_D, 0, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_2D_SHADOW] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "sampler2DShadow",
GSK_SL_SAMPLER_2D_SHADOW, { GSK_SL_FLOAT, GSK_SPV_DIM_2_D, 1, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_3D] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "sampler3D",
GSK_SL_SAMPLER_3D, { GSK_SL_FLOAT, GSK_SPV_DIM_3_D, 0, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_3D_INT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "isampler3D",
GSK_SL_SAMPLER_3D_INT, { GSK_SL_INT, GSK_SPV_DIM_3_D, 0, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_3D_UINT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "usampler3D",
GSK_SL_SAMPLER_3D_UINT, { GSK_SL_UINT, GSK_SPV_DIM_3_D, 0, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_CUBE] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "samplerCube",
GSK_SL_SAMPLER_CUBE, { GSK_SL_FLOAT, GSK_SPV_DIM_CUBE, 0, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_CUBE_INT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "isamplerCube",
GSK_SL_SAMPLER_CUBE_INT, { GSK_SL_INT, GSK_SPV_DIM_CUBE, 0, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_CUBE_UINT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "usamplerCube",
GSK_SL_SAMPLER_CUBE_UINT, { GSK_SL_UINT, GSK_SPV_DIM_CUBE, 0, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_CUBE_SHADOW] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "samplerCubeShadow",
GSK_SL_SAMPLER_CUBE_SHADOW, { GSK_SL_FLOAT, GSK_SPV_DIM_CUBE, 1, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_2D_RECT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "sampler2DRect",
GSK_SL_SAMPLER_2D_RECT, { GSK_SL_FLOAT, GSK_SPV_DIM_RECT, 0, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_2D_RECT_INT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "isampler2DRect",
GSK_SL_SAMPLER_2D_RECT_INT, { GSK_SL_INT, GSK_SPV_DIM_RECT, 0, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_2D_RECT_UINT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "usampler2DRect",
GSK_SL_SAMPLER_2D_RECT_UINT, { GSK_SL_UINT, GSK_SPV_DIM_RECT, 0, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_2D_RECT_SHADOW] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "sampler2DRectShadow",
GSK_SL_SAMPLER_2D_RECT_SHADOW, { GSK_SL_FLOAT, GSK_SPV_DIM_RECT, 1, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_1D_ARRAY] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "sampler1DArray",
GSK_SL_SAMPLER_1D_ARRAY, { GSK_SL_FLOAT, GSK_SPV_DIM_1_D, 0, 1, 0, 1 } },
+ [GSK_SL_SAMPLER_1D_ARRAY_INT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "isampler1DArray",
GSK_SL_SAMPLER_1D_ARRAY_INT, { GSK_SL_INT, GSK_SPV_DIM_1_D, 0, 1, 0, 1 } },
+ [GSK_SL_SAMPLER_1D_ARRAY_UINT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "usampler1DArray",
GSK_SL_SAMPLER_1D_ARRAY_UINT, { GSK_SL_UINT, GSK_SPV_DIM_1_D, 0, 1, 0, 1 } },
+ [GSK_SL_SAMPLER_1D_ARRAY_SHADOW] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "sampler1DArrayShadow",
GSK_SL_SAMPLER_1D_ARRAY_SHADOW, { GSK_SL_FLOAT, GSK_SPV_DIM_1_D, 1, 1, 0, 1 } },
+ [GSK_SL_SAMPLER_2D_ARRAY] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "sampler2DArray",
GSK_SL_SAMPLER_2D_ARRAY, { GSK_SL_FLOAT, GSK_SPV_DIM_2_D, 0, 1, 0, 1 } },
+ [GSK_SL_SAMPLER_2D_ARRAY_INT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "isampler2DArray",
GSK_SL_SAMPLER_2D_ARRAY_INT, { GSK_SL_INT, GSK_SPV_DIM_2_D, 0, 1, 0, 1 } },
+ [GSK_SL_SAMPLER_2D_ARRAY_UINT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "usampler2DArray",
GSK_SL_SAMPLER_2D_ARRAY_UINT, { GSK_SL_UINT, GSK_SPV_DIM_2_D, 0, 1, 0, 1 } },
+ [GSK_SL_SAMPLER_2D_ARRAY_SHADOW] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "sampler2DArrayShadow",
GSK_SL_SAMPLER_2D_ARRAY_SHADOW, { GSK_SL_FLOAT, GSK_SPV_DIM_2_D, 1, 1, 0, 1 } },
+ [GSK_SL_SAMPLER_CUBE_ARRAY] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "samplerCubeArray",
GSK_SL_SAMPLER_CUBE_ARRAY, { GSK_SL_FLOAT, GSK_SPV_DIM_CUBE, 0, 1, 0, 1 } },
+ [GSK_SL_SAMPLER_CUBE_ARRAY_INT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "isamplerCubeArray",
GSK_SL_SAMPLER_CUBE_ARRAY_INT, { GSK_SL_INT, GSK_SPV_DIM_CUBE, 0, 1, 0, 1 } },
+ [GSK_SL_SAMPLER_CUBE_ARRAY_UINT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "usamplerCubeArray",
GSK_SL_SAMPLER_CUBE_ARRAY_UINT, { GSK_SL_UINT, GSK_SPV_DIM_CUBE, 0, 1, 0, 1 } },
+ [GSK_SL_SAMPLER_CUBE_ARRAY_SHADOW] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "samplerCubeArrayShadow",
GSK_SL_SAMPLER_CUBE_ARRAY_SHADOW, { GSK_SL_FLOAT, GSK_SPV_DIM_CUBE, 1, 1, 0, 1 } },
+ [GSK_SL_SAMPLER_BUFFER] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "samplerBuffer",
GSK_SL_SAMPLER_BUFFER, { GSK_SL_FLOAT, GSK_SPV_DIM_BUFFER, 0, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_BUFFER_INT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "isamplerBuffer",
GSK_SL_SAMPLER_BUFFER_INT, { GSK_SL_INT, GSK_SPV_DIM_BUFFER, 0, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_BUFFER_UINT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "usamplerBuffer",
GSK_SL_SAMPLER_BUFFER_UINT, { GSK_SL_UINT, GSK_SPV_DIM_BUFFER, 0, 0, 0, 1 } },
+ [GSK_SL_SAMPLER_2DMS] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "sampler2DMS",
GSK_SL_SAMPLER_2DMS, { GSK_SL_FLOAT, GSK_SPV_DIM_2_D, 0, 0, 1, 1 } },
+ [GSK_SL_SAMPLER_2DMS_INT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "isampler2DMS",
GSK_SL_SAMPLER_2DMS_INT, { GSK_SL_INT, GSK_SPV_DIM_2_D, 0, 0, 1, 1 } },
+ [GSK_SL_SAMPLER_2DMS_UINT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "usampler2DMS",
GSK_SL_SAMPLER_2DMS_UINT, { GSK_SL_UINT, GSK_SPV_DIM_2_D, 0, 0, 1, 1 } },
+ [GSK_SL_SAMPLER_2DMS_ARRAY] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "sampler2DMSArray",
GSK_SL_SAMPLER_2DMS_ARRAY, { GSK_SL_FLOAT, GSK_SPV_DIM_2_D, 0, 1, 1, 1 } },
+ [GSK_SL_SAMPLER_2DMS_ARRAY_INT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "isampler2DMSArray",
GSK_SL_SAMPLER_2DMS_ARRAY_INT, { GSK_SL_INT, GSK_SPV_DIM_2_D, 0, 1, 1, 1 } },
+ [GSK_SL_SAMPLER_2DMS_ARRAY_UINT] = { { &GSK_SL_TYPE_SAMPLER, 1 }, "usampler2DMSArray",
GSK_SL_SAMPLER_2DMS_ARRAY_UINT, { GSK_SL_UINT, GSK_SPV_DIM_2_D, 0, 1, 1, 1 } }
+};
+
+GskSlType *
+gsk_sl_type_get_sampler (GskSlSamplerType sampler)
+{
+ return &builtin_sampler_types[sampler].parent;
+}
+
GskSlType *
gsk_sl_type_ref (GskSlType *type)
{
@@ -2077,9 +2438,15 @@ gsk_sl_type_is_block (const GskSlType *type)
}
gboolean
+gsk_sl_type_is_sampler (const GskSlType *type)
+{
+ return type->class == &GSK_SL_TYPE_SAMPLER;
+}
+
+gboolean
gsk_sl_type_is_opaque (const GskSlType *type)
{
- return FALSE;
+ return gsk_sl_type_is_sampler (type);
}
GskSlScalarType
@@ -2088,6 +2455,12 @@ gsk_sl_type_get_scalar_type (const GskSlType *type)
return type->class->get_scalar_type (type);
}
+const GskSlImageType *
+gsk_sl_type_get_image_type (const GskSlType *type)
+{
+ return type->class->get_image_type (type);
+}
+
GskSlType *
gsk_sl_type_get_index_type (const GskSlType *type)
{
diff --git a/gsk/gsksltypeprivate.h b/gsk/gsksltypeprivate.h
index 567762c..0838b97 100644
--- a/gsk/gsksltypeprivate.h
+++ b/gsk/gsksltypeprivate.h
@@ -38,6 +38,7 @@ GskSlType * gsk_sl_type_get_vector (GskSlScalarType
GskSlType * gsk_sl_type_get_matrix (GskSlScalarType scalar,
guint columns,
guint rows);
+GskSlType * gsk_sl_type_get_sampler (GskSlSamplerType sampler);
GskSlType * gsk_sl_type_get_matching (GskSlType *type,
GskSlScalarType scalar);
@@ -51,10 +52,12 @@ gboolean gsk_sl_type_is_matrix (const GskSlType
gboolean gsk_sl_type_is_basic (const GskSlType *type);
gboolean gsk_sl_type_is_struct (const GskSlType *type);
gboolean gsk_sl_type_is_block (const GskSlType *type);
+gboolean gsk_sl_type_is_sampler (const GskSlType *type);
gboolean gsk_sl_type_is_opaque (const GskSlType *type);
const char * gsk_sl_type_get_name (const GskSlType *type);
GskSlScalarType gsk_sl_type_get_scalar_type (const GskSlType *type);
+const GskSlImageType * gsk_sl_type_get_image_type (const GskSlType *type);
GskSlType * gsk_sl_type_get_index_type (const GskSlType *type);
gsize gsk_sl_type_get_index_stride (const GskSlType *type);
guint gsk_sl_type_get_length (const GskSlType *type);
diff --git a/gsk/gsksltypesprivate.h b/gsk/gsksltypesprivate.h
index b8e84cf..6e26228 100644
--- a/gsk/gsksltypesprivate.h
+++ b/gsk/gsksltypesprivate.h
@@ -27,6 +27,7 @@ typedef struct _GskSlExpression GskSlExpression;
typedef struct _GskSlFunction GskSlFunction;
typedef struct _GskSlFunctionMatcher GskSlFunctionMatcher;
typedef struct _GskSlFunctionType GskSlFunctionType;
+typedef struct _GskSlImageType GskSlImageType;
typedef struct _GskSlNativeFunction GskSlNativeFunction;
typedef struct _GskSlPreprocessor GskSlPreprocessor;
typedef struct _GskSlPointerType GskSlPointerType;
@@ -53,6 +54,50 @@ typedef enum {
} GskSlScalarType;
typedef enum {
+ GSK_SL_SAMPLER_1D,
+ GSK_SL_SAMPLER_1D_INT,
+ GSK_SL_SAMPLER_1D_UINT,
+ GSK_SL_SAMPLER_1D_SHADOW,
+ GSK_SL_SAMPLER_2D,
+ GSK_SL_SAMPLER_2D_INT,
+ GSK_SL_SAMPLER_2D_UINT,
+ GSK_SL_SAMPLER_2D_SHADOW,
+ GSK_SL_SAMPLER_3D,
+ GSK_SL_SAMPLER_3D_INT,
+ GSK_SL_SAMPLER_3D_UINT,
+ GSK_SL_SAMPLER_CUBE,
+ GSK_SL_SAMPLER_CUBE_INT,
+ GSK_SL_SAMPLER_CUBE_UINT,
+ GSK_SL_SAMPLER_CUBE_SHADOW,
+ GSK_SL_SAMPLER_2D_RECT,
+ GSK_SL_SAMPLER_2D_RECT_INT,
+ GSK_SL_SAMPLER_2D_RECT_UINT,
+ GSK_SL_SAMPLER_2D_RECT_SHADOW,
+ GSK_SL_SAMPLER_1D_ARRAY,
+ GSK_SL_SAMPLER_1D_ARRAY_INT,
+ GSK_SL_SAMPLER_1D_ARRAY_UINT,
+ GSK_SL_SAMPLER_1D_ARRAY_SHADOW,
+ GSK_SL_SAMPLER_2D_ARRAY,
+ GSK_SL_SAMPLER_2D_ARRAY_INT,
+ GSK_SL_SAMPLER_2D_ARRAY_UINT,
+ GSK_SL_SAMPLER_2D_ARRAY_SHADOW,
+ GSK_SL_SAMPLER_CUBE_ARRAY,
+ GSK_SL_SAMPLER_CUBE_ARRAY_INT,
+ GSK_SL_SAMPLER_CUBE_ARRAY_UINT,
+ GSK_SL_SAMPLER_CUBE_ARRAY_SHADOW,
+ GSK_SL_SAMPLER_BUFFER,
+ GSK_SL_SAMPLER_BUFFER_INT,
+ GSK_SL_SAMPLER_BUFFER_UINT,
+ GSK_SL_SAMPLER_2DMS,
+ GSK_SL_SAMPLER_2DMS_INT,
+ GSK_SL_SAMPLER_2DMS_UINT,
+ GSK_SL_SAMPLER_2DMS_ARRAY,
+ GSK_SL_SAMPLER_2DMS_ARRAY_INT,
+ GSK_SL_SAMPLER_2DMS_ARRAY_UINT,
+ GSK_SL_N_SAMPLER_TYPES
+} GskSlSamplerType;
+
+typedef enum {
GSK_SL_STORAGE_DEFAULT,
GSK_SL_STORAGE_GLOBAL,
diff --git a/gsk/gskspvwriter.c b/gsk/gskspvwriter.c
index 8b82515..bda442e 100644
--- a/gsk/gskspvwriter.c
+++ b/gsk/gskspvwriter.c
@@ -22,6 +22,7 @@
#include "gskslfunctionprivate.h"
#include "gskslfunctiontypeprivate.h"
+#include "gskslimagetypeprivate.h"
#include "gskslqualifierprivate.h"
#include "gsksltypeprivate.h"
#include "gskslvalueprivate.h"
@@ -58,6 +59,7 @@ struct _GskSpvWriter
GSList *pending_blocks;
GHashTable *types;
+ GHashTable *image_types;
GHashTable *pointer_types;
GHashTable *values;
GHashTable *variables;
@@ -140,6 +142,8 @@ gsk_spv_writer_new (GskSlShaderStage stage)
writer->types = g_hash_table_new_full (gsk_sl_type_hash, gsk_sl_type_equal,
(GDestroyNotify) gsk_sl_type_unref, NULL);
+ writer->image_types = g_hash_table_new_full (gsk_sl_image_type_hash, gsk_sl_image_type_equal,
+ NULL, NULL);
writer->pointer_types = g_hash_table_new_full (pointer_type_hash, pointer_type_equal,
pointer_type_free, NULL);
writer->values = g_hash_table_new_full (gsk_sl_value_hash, gsk_sl_value_equal,
@@ -185,6 +189,7 @@ gsk_spv_writer_unref (GskSpvWriter *writer)
g_hash_table_destroy (writer->pointer_types);
g_hash_table_destroy (writer->types);
+ g_hash_table_destroy (writer->image_types);
g_hash_table_destroy (writer->values);
g_hash_table_destroy (writer->variables);
g_hash_table_destroy (writer->functions);
@@ -341,6 +346,7 @@ gsk_spv_writer_clear (GskSpvWriter *writer)
g_hash_table_remove_all (writer->pointer_types);
g_hash_table_remove_all (writer->types);
+ g_hash_table_remove_all (writer->image_types);
g_hash_table_remove_all (writer->values);
g_hash_table_remove_all (writer->variables);
g_hash_table_remove_all (writer->functions);
@@ -411,6 +417,21 @@ gsk_spv_writer_get_id_for_type (GskSpvWriter *writer,
}
guint32
+gsk_spv_writer_get_id_for_image_type (GskSpvWriter *writer,
+ const GskSlImageType *type)
+{
+ guint32 result;
+
+ result = GPOINTER_TO_UINT (g_hash_table_lookup (writer->image_types, type));
+ if (result != 0)
+ return result;
+
+ result = gsk_sl_image_type_write_spv (type, writer);
+ g_hash_table_insert (writer->image_types, (gpointer) type, GUINT_TO_POINTER (result));
+ return result;
+}
+
+guint32
gsk_spv_writer_get_id_for_pointer_type (GskSpvWriter *writer,
GskSlType *type,
GskSpvStorageClass storage)
@@ -445,6 +466,23 @@ gsk_spv_writer_get_id_for_value (GskSpvWriter *writer,
return result;
}
+GskSlValue *
+gsk_spv_writer_get_value_for_id (GskSpvWriter *writer,
+ guint32 id)
+{
+ GHashTableIter iter;
+ gpointer value, value_id;
+
+ g_hash_table_iter_init (&iter, writer->values);
+ while (g_hash_table_iter_next (&iter, &value, &value_id))
+ {
+ if (GPOINTER_TO_UINT (value_id) == id)
+ return value;
+ }
+
+ return NULL;
+}
+
guint32
gsk_spv_writer_get_id_for_zero (GskSpvWriter *writer,
GskSlType *type)
diff --git a/gsk/gskspvwriterprivate.h b/gsk/gskspvwriterprivate.h
index 37342b2..4d7e1d3 100644
--- a/gsk/gskspvwriterprivate.h
+++ b/gsk/gskspvwriterprivate.h
@@ -61,11 +61,15 @@ guint32 gsk_spv_writer_get_id_for_extended_instructions
(GskSpvWriter *writer);
guint32 gsk_spv_writer_get_id_for_type (GskSpvWriter *writer,
GskSlType *type);
+guint32 gsk_spv_writer_get_id_for_image_type (GskSpvWriter *writer,
+ const GskSlImageType *type);
guint32 gsk_spv_writer_get_id_for_pointer_type (GskSpvWriter *writer,
GskSlType *type,
GskSpvStorageClass storage);
guint32 gsk_spv_writer_get_id_for_value (GskSpvWriter *writer,
GskSlValue *value);
+GskSlValue * gsk_spv_writer_get_value_for_id (GskSpvWriter *writer,
+ guint32 id);
guint32 gsk_spv_writer_get_id_for_zero (GskSpvWriter *writer,
GskSlType *type);
guint32 gsk_spv_writer_get_id_for_one (GskSpvWriter *writer,
diff --git a/gsk/meson.build b/gsk/meson.build
index 5935a35..6302062 100644
--- a/gsk/meson.build
+++ b/gsk/meson.build
@@ -42,6 +42,7 @@ gsk_private_sources = files([
'gskslexpression.c',
'gskslfunction.c',
'gskslfunctiontype.c',
+ 'gskslimagetype.c',
'gskslnativefunction.c',
'gskslpreprocessor.c',
'gskslprinter.c',
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