[gimp] app: turn gimp_drawable_apply_buffer()'s src1_tiles argument into base_buffer

[Michael Natterer <mitch src gnome org>]

commit 4bcddb04a212be4630b457fb2a0b5ae70e20675b
Author: Michael Natterer <mitch gimp org>
Date:   Fri Mar 23 00:12:13 2012 +0100

    app: turn gimp_drawable_apply_buffer()'s src1_tiles argument into base_buffer

 app/core/gimpchannel.c          |    7 ++++---
 app/core/gimpdrawable-combine.c |    8 +++++++-
 app/core/gimpdrawable-combine.h |    2 +-
 app/core/gimpdrawable.c         |    6 ++++--
 app/core/gimpdrawable.h         |    4 ++--
 app/paint/gimppaintcore.c       |    9 +++++----
 6 files changed, 23 insertions(+), 13 deletions(-)
---
diff --git a/app/core/gimpchannel.c b/app/core/gimpchannel.c
index a7ef7a0..3a7641e 100644
--- a/app/core/gimpchannel.c
+++ b/app/core/gimpchannel.c
@@ -145,7 +145,7 @@ static void      gimp_channel_apply_buffer   (GimpDrawable        *drawable,
                                               const gchar         *undo_desc,
                                               gdouble              opacity,
                                               GimpLayerModeEffects  mode,
-                                              TileManager         *src1_tiles,
+                                              GeglBuffer          *base_buffer,
                                               PixelRegion         *destPR,
                                               gint                 x,
                                               gint                 y);
@@ -812,7 +812,7 @@ gimp_channel_apply_buffer (GimpDrawable         *drawable,
                            const gchar          *undo_desc,
                            gdouble               opacity,
                            GimpLayerModeEffects  mode,
-                           TileManager          *src1_tiles,
+                           GeglBuffer           *base_buffer,
                            PixelRegion          *destPR,
                            gint                  x,
                            gint                  y)
@@ -823,7 +823,8 @@ gimp_channel_apply_buffer (GimpDrawable         *drawable,
                                                     buffer_region,
                                                     push_undo, undo_desc,
                                                     opacity, mode,
-                                                    src1_tiles, destPR,
+                                                    base_buffer,
+                                                    destPR,
                                                     x, y);
 
   GIMP_CHANNEL (drawable)->bounds_known = FALSE;
diff --git a/app/core/gimpdrawable-combine.c b/app/core/gimpdrawable-combine.c
index af53343..a573289 100644
--- a/app/core/gimpdrawable-combine.c
+++ b/app/core/gimpdrawable-combine.c
@@ -43,7 +43,7 @@ gimp_drawable_real_apply_buffer (GimpDrawable         *drawable,
                                  const gchar          *undo_desc,
                                  gdouble               opacity,
                                  GimpLayerModeEffects  mode,
-                                 TileManager          *src1_tiles,
+                                 GeglBuffer           *base_buffer,
                                  PixelRegion          *destPR,
                                  gint                  x,
                                  gint                  y)
@@ -53,6 +53,7 @@ gimp_drawable_real_apply_buffer (GimpDrawable         *drawable,
   GimpChannel     *mask  = gimp_image_get_mask (image);
   TempBuf         *temp_buf;
   PixelRegion      src2PR;
+  TileManager     *src1_tiles;
   gint             x1, y1, x2, y2;
   gint             offset_x, offset_y;
   PixelRegion      src1PR, my_destPR;
@@ -75,6 +76,11 @@ gimp_drawable_real_apply_buffer (GimpDrawable         *drawable,
                          FALSE);
     }
 
+  if (base_buffer)
+    src1_tiles = gimp_gegl_buffer_get_tiles (base_buffer);
+  else
+    src1_tiles = NULL;
+
   /*  don't apply the mask to itself and don't apply an empty mask  */
   if (GIMP_DRAWABLE (mask) == drawable || gimp_channel_is_empty (mask))
     mask = NULL;
diff --git a/app/core/gimpdrawable-combine.h b/app/core/gimpdrawable-combine.h
index 5ff02bd..27a40e8 100644
--- a/app/core/gimpdrawable-combine.h
+++ b/app/core/gimpdrawable-combine.h
@@ -28,7 +28,7 @@ void   gimp_drawable_real_apply_buffer   (GimpDrawable         *drawable,
                                           const gchar          *undo_desc,
                                           gdouble               opacity,
                                           GimpLayerModeEffects  mode,
-                                          TileManager          *src1_tiles,
+                                          GeglBuffer           *base_buffer,
                                           PixelRegion          *destPR,
                                           gint                  x,
                                           gint                  y);
diff --git a/app/core/gimpdrawable.c b/app/core/gimpdrawable.c
index 2ff55ce..3cd2fe9 100644
--- a/app/core/gimpdrawable.c
+++ b/app/core/gimpdrawable.c
@@ -1242,7 +1242,7 @@ gimp_drawable_apply_buffer (GimpDrawable         *drawable,
                             const gchar          *undo_desc,
                             gdouble               opacity,
                             GimpLayerModeEffects  mode,
-                            TileManager          *src1_tiles,
+                            GeglBuffer           *base_buffer,
                             PixelRegion          *destPR,
                             gint                  x,
                             gint                  y)
@@ -1251,12 +1251,14 @@ gimp_drawable_apply_buffer (GimpDrawable         *drawable,
   g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)));
   g_return_if_fail (GEGL_IS_BUFFER (buffer));
   g_return_if_fail (buffer_region != NULL);
+  g_return_if_fail (base_buffer == NULL || GEGL_IS_BUFFER (base_buffer));
 
   GIMP_DRAWABLE_GET_CLASS (drawable)->apply_buffer (drawable, buffer,
                                                     buffer_region,
                                                     push_undo, undo_desc,
                                                     opacity, mode,
-                                                    src1_tiles, destPR,
+                                                    base_buffer,
+                                                    destPR,
                                                     x, y);
 }
 
diff --git a/app/core/gimpdrawable.h b/app/core/gimpdrawable.h
index 9a8482c..4745459 100644
--- a/app/core/gimpdrawable.h
+++ b/app/core/gimpdrawable.h
@@ -70,7 +70,7 @@ struct _GimpDrawableClass
                                            const gchar          *undo_desc,
                                            gdouble               opacity,
                                            GimpLayerModeEffects  mode,
-                                           TileManager          *src1_tiles,
+                                           GeglBuffer           *base_buffer,
                                            PixelRegion          *destPR,
                                            gint                  x,
                                            gint                  y);
@@ -148,7 +148,7 @@ void            gimp_drawable_apply_buffer       (GimpDrawable       *drawable,
                                                   const gchar        *undo_desc,
                                                   gdouble             opacity,
                                                   GimpLayerModeEffects  mode,
-                                                  TileManager        *src1_tiles,
+                                                  GeglBuffer         *base_buffer,
                                                   PixelRegion        *destPR,
                                                   gint                x,
                                                   gint                y);
diff --git a/app/paint/gimppaintcore.c b/app/paint/gimppaintcore.c
index e5ef499..e35c583 100644
--- a/app/paint/gimppaintcore.c
+++ b/app/paint/gimppaintcore.c
@@ -857,8 +857,8 @@ gimp_paint_core_paste (GimpPaintCore            *core,
                        GimpLayerModeEffects      paint_mode,
                        GimpPaintApplicationMode  mode)
 {
-  TileManager *alt = NULL;
-  GeglBuffer  *canvas_buffer;
+  GeglBuffer *base_buffer = NULL;
+  GeglBuffer *canvas_buffer;
 
   if (core->use_saved_proj)
     {
@@ -907,7 +907,8 @@ gimp_paint_core_paste (GimpPaintCore            *core,
         }
 
       canvas_tiles_to_canvas_buf (core);
-      alt = gimp_gegl_buffer_get_tiles (core->undo_buffer);
+
+      base_buffer = core->undo_buffer;
     }
   /*  Otherwise:
    *   combine the canvas buf and the paint mask to the canvas buf
@@ -929,7 +930,7 @@ gimp_paint_core_paste (GimpPaintCore            *core,
                                               core->canvas_buf->height),
                               FALSE, NULL,
                               image_opacity, paint_mode,
-                              alt,  /*  specify an alternative src1  */
+                              base_buffer, /*  specify an alternative src1  */
                               NULL,
                               core->canvas_buf->x,
                               core->canvas_buf->y);