[gegl] buffer: Add gegl_tile_mark_as_stored()

[Martin Nordholts <martinn src gnome org>]

commit ad1009acf2b9222525d72c6c40d4035ebcbdf6d8
Author: Martin Nordholts <martinn src gnome org>
Date:   Fri Jul 23 14:05:06 2010 +0200

    buffer: Add gegl_tile_mark_as_stored()
    
    We commonly want to mark a tile as stored, so add a function for that.

 gegl/buffer/gegl-tile-backend-file.c    |    8 ++++----
 gegl/buffer/gegl-tile-backend-ram.c     |    2 +-
 gegl/buffer/gegl-tile-backend-tiledir.c |    2 +-
 gegl/buffer/gegl-tile-handler-cache.c   |    2 +-
 gegl/buffer/gegl-tile.c                 |    6 ++++++
 gegl/buffer/gegl-tile.h                 |   31 ++++++++++++++++---------------
 6 files changed, 29 insertions(+), 22 deletions(-)
---
diff --git a/gegl/buffer/gegl-tile-backend-file.c b/gegl/buffer/gegl-tile-backend-file.c
index 2165b1a..089ce91 100644
--- a/gegl/buffer/gegl-tile-backend-file.c
+++ b/gegl/buffer/gegl-tile-backend-file.c
@@ -462,9 +462,9 @@ gegl_tile_backend_file_get_tile (GeglTileSource *self,
   if (!entry)
     return NULL;
 
-  tile             = gegl_tile_new (backend->tile_size);
-  tile->rev        = entry->rev;
-  tile->stored_rev = entry->rev;
+  tile      = gegl_tile_new (backend->tile_size);
+  tile->rev = entry->rev;
+  gegl_tile_mark_as_stored (tile);
 
   gegl_tile_backend_file_file_entry_read (tile_backend_file, entry, tile->data);
   return tile;
@@ -496,7 +496,7 @@ gegl_tile_backend_file_set_tile (GeglTileSource *self,
   entry->rev = tile->rev;
 
   gegl_tile_backend_file_file_entry_write (tile_backend_file, entry, tile->data);
-  tile->stored_rev = tile->rev;
+  gegl_tile_mark_as_stored (tile);
   return NULL;
 }
 
diff --git a/gegl/buffer/gegl-tile-backend-ram.c b/gegl/buffer/gegl-tile-backend-ram.c
index f585bd7..30c22f7 100644
--- a/gegl/buffer/gegl-tile-backend-ram.c
+++ b/gegl/buffer/gegl-tile-backend-ram.c
@@ -185,7 +185,7 @@ gboolean set_tile (GeglTileSource *store,
       g_hash_table_insert (tile_backend_ram->entries, entry, entry);
     }
   ram_entry_write (tile_backend_ram, entry, tile->data);
-  tile->stored_rev = tile->rev;
+  gegl_tile_mark_as_stored (tile);
   return TRUE;
 }
 
diff --git a/gegl/buffer/gegl-tile-backend-tiledir.c b/gegl/buffer/gegl-tile-backend-tiledir.c
index 75d28f3..4e44f84 100644
--- a/gegl/buffer/gegl-tile-backend-tiledir.c
+++ b/gegl/buffer/gegl-tile-backend-tiledir.c
@@ -178,7 +178,7 @@ set_tile (GeglTileSource *store,
   entry.z = z;
 
   gio_entry_write (tile_backend_tiledir, &entry, tile->data);
-  tile->stored_rev = tile->rev;
+  gegl_tile_mark_as_stored (tile);
   return NULL;
 }
 
diff --git a/gegl/buffer/gegl-tile-handler-cache.c b/gegl/buffer/gegl-tile-handler-cache.c
index f5c4d26..d293bf8 100644
--- a/gegl/buffer/gegl-tile-handler-cache.c
+++ b/gegl/buffer/gegl-tile-handler-cache.c
@@ -375,7 +375,7 @@ gegl_tile_handler_cache_invalidate (GeglTileHandlerCache *cache,
         {
           cache_total  -= item->tile->size;
           tile->tile_storage = NULL;
-          tile->stored_rev = tile->rev; /* to cheat it out of being stored */
+          gegl_tile_mark_as_stored (tile); /* to cheat it out of being stored */
           gegl_tile_unref (tile);
           g_hash_table_remove (cache_ht, item);
           g_slice_free (CacheItem, item);
diff --git a/gegl/buffer/gegl-tile.c b/gegl/buffer/gegl-tile.c
index cb94933..fafd1dd 100644
--- a/gegl/buffer/gegl-tile.c
+++ b/gegl/buffer/gegl-tile.c
@@ -243,6 +243,12 @@ gegl_tile_unlock (GeglTile *tile)
 }
 
 
+void
+gegl_tile_mark_as_stored (GeglTile *tile)
+{
+  tile->stored_rev = tile->rev;
+}
+
 gboolean
 gegl_tile_is_stored (GeglTile *tile)
 {
diff --git a/gegl/buffer/gegl-tile.h b/gegl/buffer/gegl-tile.h
index 9bf7b15..40e6df9 100644
--- a/gegl/buffer/gegl-tile.h
+++ b/gegl/buffer/gegl-tile.h
@@ -60,38 +60,39 @@ struct _GeglTile
   gpointer         destroy_notify_data;
 };
 
-GeglTile   * gegl_tile_new        (gint     size);
-GeglTile   * gegl_tile_new_bare   (void); /* special hack for linear bufs */
-GeglTile   * gegl_tile_ref        (GeglTile *tile);
-void         gegl_tile_unref      (GeglTile *tile);
-void       * gegl_tile_get_format (GeglTile *tile);
+GeglTile   * gegl_tile_new            (gint     size);
+GeglTile   * gegl_tile_new_bare       (void); /* special hack for linear bufs */
+GeglTile   * gegl_tile_ref            (GeglTile *tile);
+void         gegl_tile_unref          (GeglTile *tile);
+void       * gegl_tile_get_format     (GeglTile *tile);
 
 
 /* lock a tile for writing, this would allow writing to buffers
  * later gotten with get_data()
  */
-void         gegl_tile_lock       (GeglTile *tile);
+void         gegl_tile_lock           (GeglTile *tile);
 
 /* unlock the tile notifying the tile that we're done manipulating
  * the data.
  */
-void         gegl_tile_unlock     (GeglTile *tile);
+void         gegl_tile_unlock         (GeglTile *tile);
 
 
 
-gboolean     gegl_tile_is_stored  (GeglTile *tile);
-gboolean     gegl_tile_store      (GeglTile *tile);
-void         gegl_tile_void       (GeglTile *tile);
-GeglTile    *gegl_tile_dup        (GeglTile *tile);
+void         gegl_tile_mark_as_stored (GeglTile *tile);
+gboolean     gegl_tile_is_stored      (GeglTile *tile);
+gboolean     gegl_tile_store          (GeglTile *tile);
+void         gegl_tile_void           (GeglTile *tile);
+GeglTile    *gegl_tile_dup            (GeglTile *tile);
 
 /* utility low-level functions used by an undo system in horizon
  * where the geglbufer originated, kept around in case they
  * become useful again
  */
-void         gegl_tile_swp        (GeglTile *a,
-                                   GeglTile *b);
-void         gegl_tile_cpy        (GeglTile *src,
-                                   GeglTile *dst);
+void         gegl_tile_swp            (GeglTile *a,
+                                       GeglTile *b);
+void         gegl_tile_cpy            (GeglTile *src,
+                                       GeglTile *dst);
 
 
 /* computes the positive integer remainder (also for negative dividends)