opengl render was freeing all images from the graphics card each update.

with some 4x4k and 4x8k textures this becomes very slow.

only free animated textures (movies and sequences)

2 files changed, 12 insertions, 0 deletions

diff --git a/source/blender/gpu/GPU_draw.h b/source/blender/gpu/GPU_draw.h
index e233a3f3d94..92bf43e9a5a 100644
--- a/source/blender/gpu/GPU_draw.h
+++ b/source/blender/gpu/GPU_draw.h
@@ -117,6 +117,7 @@ int GPU_update_image_time(struct Image *ima, double time);
 int GPU_verify_image(struct Image *ima, struct ImageUser *iuser, int tftile, int tfmode, int compare, int mipmap);
 void GPU_free_image(struct Image *ima);
 void GPU_free_images(void);
+void GPU_free_images_anim(void);
 
 /* smoke drawing functions */
 void GPU_free_smoke(struct SmokeModifierData *smd);
diff --git a/source/blender/gpu/intern/gpu_draw.c b/source/blender/gpu/intern/gpu_draw.c
index 6eb3e13c4e2..9a5a6704428 100644
--- a/source/blender/gpu/intern/gpu_draw.c
+++ b/source/blender/gpu/intern/gpu_draw.c
@@ -851,6 +851,17 @@ void GPU_free_images(void)
 			GPU_free_image(ima);
 }
 
+/* same as above but only free animated images */
+void GPU_free_images_anim(void)
+{
+	Image* ima;
+
+	if(G.main)
+		for(ima=G.main->image.first; ima; ima=ima->id.next)
+			if(ELEM(ima->type, IMA_SRC_SEQUENCE, IMA_SRC_MOVIE))
+				GPU_free_image(ima);
+}
+
 /* OpenGL Materials */
 
 #define FIXEDMAT	8