Phase out IMA_GPU_REFRESH.

IMA_GPU_REFRESH is replaced by
BKE_image_partial_update_mark_full_update and should not be used
anymore.

source/blender/blenkernel/intern/image.c

@@ -4377,7 +4377,7 @@ RenderResult *BKE_image_acquire_renderresult(Scene *scene, Image *ima)
     }
     else {
       rr = BKE_image_get_renderslot(ima, ima->render_slot)->render;
-      ima->gpuflag |= IMA_GPU_REFRESH;
+      BKE_image_partial_update_mark_full_update(ima);
     }
 
     /* set proper views */
@@ -5745,7 +5745,7 @@ void BKE_image_user_frame_calc(Image *ima, ImageUser *iuser, int cfra)
       /* NOTE: a single texture and refresh doesn't really work when
        * multiple image users may use different frames, this is to
        * be improved with perhaps a GPU texture cache. */
-      ima->gpuflag |= IMA_GPU_REFRESH;
+      BKE_image_partial_update_mark_full_update(ima);
       ima->gpuframenr = iuser->framenr;
     }
 

source/blender/blenkernel/intern/image_gpu.cc

@@ -405,18 +405,9 @@ static GPUTexture *image_get_gpu_texture(Image *ima,
     ima->gpu_pass = requested_pass;
     ima->gpu_layer = requested_layer;
     ima->gpu_view = requested_view;
-    ima->gpuflag |= IMA_GPU_REFRESH;
   }
 #undef GPU_FLAGS_TO_CHECK
 
-  /* TODO(jbakker): We should replace the IMA_GPU_REFRESH flag with a call to
-   * BKE_image-partial_update_mark_full_update. Although the flag is quicker it leads to double
-   * administration. */
-  if ((ima->gpuflag & IMA_GPU_REFRESH) != 0) {
-    BKE_image_partial_update_mark_full_update(ima);
-    ima->gpuflag &= ~IMA_GPU_REFRESH;
-  }
-
   if (ima->runtime.partial_update_user == nullptr) {
     ima->runtime.partial_update_user = BKE_image_partial_update_create(ima);
   }

source/blender/editors/render/render_opengl.cc

@@ -525,7 +525,7 @@ static void screen_opengl_render_apply(const bContext *C, OGLRender *oglrender)
     ibuf->userflags |= IB_DISPLAY_BUFFER_INVALID;
   }
   BKE_image_release_ibuf(oglrender->ima, ibuf, lock);
-  oglrender->ima->gpuflag |= IMA_GPU_REFRESH;
+  BKE_image_partial_update_mark_full_update(oglrender->ima);
 
   if (oglrender->write_still) {
     screen_opengl_render_write(oglrender);

source/blender/editors/space_image/image_edit.c

@@ -404,7 +404,7 @@ bool ED_image_slot_cycle(struct Image *image, int direction)
   }
 
   if ((cur != image->render_slot)) {
-    image->gpuflag |= IMA_GPU_REFRESH;
+    BKE_image_partial_update_mark_full_update(image);
   }
   return (cur != image->render_slot);
 }

source/blender/makesdna/DNA_image_types.h

@@ -253,15 +253,13 @@ enum {
 
 /* Image.gpuflag */
 enum {
-  /** GPU texture needs to be refreshed. */
-  IMA_GPU_REFRESH = (1 << 0),
   /** All mipmap levels in OpenGL texture set? */
-  IMA_GPU_MIPMAP_COMPLETE = (1 << 1),
+  IMA_GPU_MIPMAP_COMPLETE = (1 << 0),
   /* Reuse the max resolution textures as they fit in the limited scale. */
-  IMA_GPU_REUSE_MAX_RESOLUTION = (1 << 2),
+  IMA_GPU_REUSE_MAX_RESOLUTION = (1 << 1),
   /* Has any limited scale textures been allocated.
    * Adds additional checks to reuse max resolution images when they fit inside limited scale. */
-  IMA_GPU_HAS_LIMITED_SCALE_TEXTURES = (1 << 3),
+  IMA_GPU_HAS_LIMITED_SCALE_TEXTURES = (1 << 2),
 };
 
 /* Image.source, where the image comes from */

source/blender/makesrna/intern/rna_image.c

@@ -608,7 +608,7 @@ static void rna_render_slots_active_set(PointerRNA *ptr,
     int index = BLI_findindex(&image->renderslots, slot);
     if (index != -1) {
       image->render_slot = index;
-      image->gpuflag |= IMA_GPU_REFRESH;
+      BKE_image_partial_update_mark_full_update(image);
     }
   }
 }
@@ -624,7 +624,7 @@ static void rna_render_slots_active_index_set(PointerRNA *ptr, int value)
   Image *image = (Image *)ptr->owner_id;
   int num_slots = BLI_listbase_count(&image->renderslots);
   image->render_slot = value;
-  image->gpuflag |= IMA_GPU_REFRESH;
+  BKE_image_partial_update_mark_full_update(image);
   CLAMP(image->render_slot, 0, num_slots - 1);
 }