[gimp/goat-invasion: 40/401] app: add gimp_drawable_apply_operation_to_buffer() and use it in ony place



commit 88b647d6c39d678ad0ce90fc806b3e6d4a06070e
Author: Michael Natterer <mitch gimp org>
Date:   Thu Mar 15 10:13:11 2012 +0100

    app: add gimp_drawable_apply_operation_to_buffer() and use it in ony place

 app/core/gimpchannel.c            |    6 +-
 app/core/gimpdrawable-operation.c |  104 ++++++++++++++++++++++++------------
 app/core/gimpdrawable-operation.h |   40 ++++++++------
 app/core/gimpdrawable.c           |    3 +-
 4 files changed, 97 insertions(+), 56 deletions(-)
---
diff --git a/app/core/gimpchannel.c b/app/core/gimpchannel.c
index 247219c..f7ca5f0 100644
--- a/app/core/gimpchannel.c
+++ b/app/core/gimpchannel.c
@@ -1415,9 +1415,9 @@ gimp_channel_real_invert (GimpChannel *channel,
                                      "operation", "gegl:invert",
                                      NULL);
 
-      gimp_drawable_apply_operation_to_tiles (drawable, NULL, NULL,
-                                              node, TRUE,
-                                              gimp_drawable_get_tiles (drawable));
+      gimp_drawable_apply_operation_to_buffer (drawable, NULL, NULL,
+                                               node, TRUE,
+                                               gimp_drawable_get_write_buffer (drawable));
 
       g_object_unref (node);
 
diff --git a/app/core/gimpdrawable-operation.c b/app/core/gimpdrawable-operation.c
index 55843b1..b4befa0 100644
--- a/app/core/gimpdrawable-operation.c
+++ b/app/core/gimpdrawable-operation.c
@@ -39,12 +39,12 @@
 
 /*  local function prototypes  */
 
-static void   gimp_drawable_apply_operation_private (GimpDrawable       *drawable,
-                                                     GimpProgress       *progress,
-                                                     const gchar        *undo_desc,
-                                                     GeglNode           *operation,
-                                                     gboolean            linear,
-                                                     TileManager         *dest_tiles,
+static void   gimp_drawable_apply_operation_private (GimpDrawable        *drawable,
+                                                     GimpProgress        *progress,
+                                                     const gchar         *undo_desc,
+                                                     GeglNode            *operation,
+                                                     gboolean             linear,
+                                                     GeglBuffer          *dest_buffer,
                                                      const GeglRectangle *rect);
 
 
@@ -57,7 +57,8 @@ gimp_drawable_apply_operation (GimpDrawable *drawable,
                                GeglNode     *operation,
                                gboolean      linear)
 {
-  GeglRectangle rect;
+  GeglBuffer    *dest_buffer;
+  GeglRectangle  rect;
 
   g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
   g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)));
@@ -70,14 +71,20 @@ gimp_drawable_apply_operation (GimpDrawable *drawable,
                                   &rect.width, &rect.height))
     return;
 
+  dest_buffer =
+    gimp_tile_manager_create_buffer (gimp_drawable_get_shadow_tiles (drawable),
+                                     TRUE);
+
   gimp_drawable_apply_operation_private (drawable,
                                          progress,
                                          undo_desc,
                                          operation,
                                          linear,
-                                         gimp_drawable_get_shadow_tiles (drawable),
+                                         dest_buffer,
                                          &rect);
 
+  g_object_unref (dest_buffer);
+
   gimp_drawable_merge_shadow_tiles (drawable, TRUE, undo_desc);
   gimp_drawable_free_shadow_tiles (drawable);
 
@@ -120,12 +127,12 @@ gimp_drawable_apply_operation_by_name (GimpDrawable *drawable,
 }
 
 void
-gimp_drawable_apply_operation_to_tiles (GimpDrawable *drawable,
-                                        GimpProgress *progress,
-                                        const gchar  *undo_desc,
-                                        GeglNode     *operation,
-                                        gboolean      linear,
-                                        TileManager  *new_tiles)
+gimp_drawable_apply_operation_to_buffer (GimpDrawable *drawable,
+                                         GimpProgress *progress,
+                                         const gchar  *undo_desc,
+                                         GeglNode     *operation,
+                                         gboolean      linear,
+                                         GeglBuffer   *dest_buffer)
 {
   GeglRectangle rect;
 
@@ -134,25 +141,54 @@ gimp_drawable_apply_operation_to_tiles (GimpDrawable *drawable,
   g_return_if_fail (progress == NULL || GIMP_IS_PROGRESS (progress));
   g_return_if_fail (progress == NULL || undo_desc != NULL);
   g_return_if_fail (GEGL_IS_NODE (operation));
-  g_return_if_fail (new_tiles != NULL);
+  g_return_if_fail (GEGL_IS_BUFFER (dest_buffer));
 
   rect.x      = 0;
   rect.y      = 0;
-  rect.width  = tile_manager_width  (new_tiles);
-  rect.height = tile_manager_height (new_tiles);
+  rect.width  = gegl_buffer_get_width  (dest_buffer);
+  rect.height = gegl_buffer_get_height (dest_buffer);
 
   gimp_drawable_apply_operation_private (drawable,
                                          progress,
                                          undo_desc,
                                          operation,
                                          linear,
-                                         new_tiles,
+                                         dest_buffer,
                                          &rect);
 
   if (progress)
     gimp_progress_end (progress);
 }
 
+void
+gimp_drawable_apply_operation_to_tiles (GimpDrawable *drawable,
+                                        GimpProgress *progress,
+                                        const gchar  *undo_desc,
+                                        GeglNode     *operation,
+                                        gboolean      linear,
+                                        TileManager  *dest_tiles)
+{
+  GeglBuffer *dest_buffer;
+
+  g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
+  g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)));
+  g_return_if_fail (progress == NULL || GIMP_IS_PROGRESS (progress));
+  g_return_if_fail (progress == NULL || undo_desc != NULL);
+  g_return_if_fail (GEGL_IS_NODE (operation));
+  g_return_if_fail (dest_tiles != NULL);
+
+  dest_buffer = gimp_tile_manager_create_buffer (dest_tiles, TRUE);
+
+  gimp_drawable_apply_operation_to_buffer (drawable,
+                                           progress,
+                                           undo_desc,
+                                           operation,
+                                           linear,
+                                           dest_buffer);
+
+  g_object_unref (dest_buffer);
+}
+
 
 /*  private functions  */
 
@@ -162,13 +198,13 @@ gimp_drawable_apply_operation_private (GimpDrawable        *drawable,
                                        const gchar         *undo_desc,
                                        GeglNode            *operation,
                                        gboolean             linear,
-                                       TileManager         *dest_tiles,
+                                       GeglBuffer          *dest_buffer,
                                        const GeglRectangle *rect)
 {
-  GeglBuffer    *inbuf, *outbuf;
+  GeglBuffer    *src_buffer;
   GeglNode      *gegl;
-  GeglNode      *input;
-  GeglNode      *output;
+  GeglNode      *src_node;
+  GeglNode      *dest_node;
   GeglProcessor *processor;
   gdouble        value;
 
@@ -180,24 +216,22 @@ gimp_drawable_apply_operation_private (GimpDrawable        *drawable,
                 "dont-cache", TRUE,
                 NULL);
 
-  inbuf  = gimp_drawable_get_read_buffer (drawable);
-  outbuf = gimp_tile_manager_create_buffer (dest_tiles, TRUE);
+  src_buffer = gimp_drawable_get_read_buffer (drawable);
 
-  input  = gegl_node_new_child (gegl,
-                                "operation", "gegl:buffer-source",
-                                "buffer",    inbuf,
-                                NULL);
-  output = gegl_node_new_child (gegl,
-                                "operation", "gegl:write-buffer",
-                                "buffer",    outbuf,
-                                NULL);
-  g_object_unref (outbuf);
+  src_node = gegl_node_new_child (gegl,
+                                  "operation", "gegl:buffer-source",
+                                  "buffer",    src_buffer,
+                                  NULL);
+  dest_node = gegl_node_new_child (gegl,
+                                   "operation", "gegl:write-buffer",
+                                   "buffer",    dest_buffer,
+                                   NULL);
 
   gegl_node_add_child (gegl, operation);
 
-  gegl_node_link_many (input, operation, output, NULL);
+  gegl_node_link_many (src_node, operation, dest_node, NULL);
 
-  processor = gegl_node_new_processor (output, rect);
+  processor = gegl_node_new_processor (dest_node, rect);
 
   if (progress)
     gimp_progress_start (progress, undo_desc, FALSE);
diff --git a/app/core/gimpdrawable-operation.h b/app/core/gimpdrawable-operation.h
index 5341454..f999759 100644
--- a/app/core/gimpdrawable-operation.h
+++ b/app/core/gimpdrawable-operation.h
@@ -24,24 +24,30 @@
 #define __GIMP_DRAWABLE_OPERATION_H__
 
 
-void   gimp_drawable_apply_operation          (GimpDrawable *drawable,
-                                               GimpProgress *progress,
-                                               const gchar  *undo_desc,
-                                               GeglNode     *operation,
-                                               gboolean      linear);
-void   gimp_drawable_apply_operation_by_name  (GimpDrawable *drawable,
-                                               GimpProgress *progress,
-                                               const gchar  *undo_desc,
-                                               const gchar  *operation_type,
-                                               GObject      *config,
-                                               gboolean      linear);
+void   gimp_drawable_apply_operation           (GimpDrawable *drawable,
+                                                GimpProgress *progress,
+                                                const gchar  *undo_desc,
+                                                GeglNode     *operation,
+                                                gboolean      linear);
+void   gimp_drawable_apply_operation_by_name   (GimpDrawable *drawable,
+                                                GimpProgress *progress,
+                                                const gchar  *undo_desc,
+                                                const gchar  *operation_type,
+                                                GObject      *config,
+                                                gboolean      linear);
 
-void   gimp_drawable_apply_operation_to_tiles (GimpDrawable *drawable,
-                                               GimpProgress *progress,
-                                               const gchar  *undo_desc,
-                                               GeglNode     *operation,
-                                               gboolean      linear,
-                                               TileManager  *new_tiles);
+void   gimp_drawable_apply_operation_to_buffer (GimpDrawable *drawable,
+                                                GimpProgress *progress,
+                                                const gchar  *undo_desc,
+                                                GeglNode     *operation,
+                                                gboolean      linear,
+                                                GeglBuffer   *dest_buffer);
+void   gimp_drawable_apply_operation_to_tiles  (GimpDrawable *drawable,
+                                                GimpProgress *progress,
+                                                const gchar  *undo_desc,
+                                                GeglNode     *operation,
+                                                gboolean      linear,
+                                                TileManager  *dest_tiles);
 
 
 #endif /* __GIMP_DRAWABLE_OPERATION_H__ */
diff --git a/app/core/gimpdrawable.c b/app/core/gimpdrawable.c
index d8d6fd0..78d4057 100644
--- a/app/core/gimpdrawable.c
+++ b/app/core/gimpdrawable.c
@@ -492,7 +492,8 @@ gimp_drawable_scale (GimpItem              *item,
                                     gimp_item_get_height (item)),
                      NULL);
 
-      gimp_drawable_apply_operation_to_tiles (drawable, progress, C_("undo-type", "Scale"),
+      gimp_drawable_apply_operation_to_tiles (drawable, progress,
+                                              C_("undo-type", "Scale"),
                                               scale, TRUE, new_tiles);
       g_object_unref (scale);
     }



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