Fix T44503 full sample does not display any preview any more.

The fix exposes another error not fixed in this commit, escaping the
render will not flush the full sample render result correctly.

1 files changed, 9 insertions, 0 deletions

diff --git a/source/blender/blenkernel/intern/image.c b/source/blender/blenkernel/intern/image.c
index b714e8b7eac..5169559d80b 100644
--- a/source/blender/blenkernel/intern/image.c
+++ b/source/blender/blenkernel/intern/image.c
@@ -3623,6 +3623,15 @@ static ImBuf *image_get_render_result(Image *ima, ImageUser *iuser, void **lock_
 			if (rpass) {
 				channels = rpass->channels;
 				rectf = rpass->rect;
+
+				if (!rectf) {
+					/* Happens when Save Buffers is enabled.
+					 * Use display buffer stored in the render layer.
+					 */
+					rect = (unsigned int *) rl->display_buffer;
+					byte_buffer_in_display_space = true;
+				}
+
 				dither = 0.0f; /* don't dither passes */
 			}