+++ /dev/null
-commit 2407e48f2805e27e76e2e1d7083926c4077d9032
-Author: Xiang, Haihao <haihao.xiang@intel.com>
-Date: Wed Dec 5 10:31:35 2007 +0800
-
- Don't Swap buffer if a DRIDrawable is entirely obscured
- by another window.
-
-diff --git a/src/mesa/drivers/dri/common/dri_util.c b/src/mesa/drivers/dri/common/dri_util.c
-index 2e2e64c..2b378a5 100644
---- a/src/mesa/drivers/dri/common/dri_util.c
-+++ b/src/mesa/drivers/dri/common/dri_util.c
-@@ -336,6 +336,9 @@ static void driSwapBuffers(__DRIdrawable *drawable)
- __DRIdrawablePrivate *dPriv = drawable->private;
- drm_clip_rect_t rect;
-
-+ if (!dPriv->numClipRects)
-+ return;
-+
- dPriv->swapBuffers(dPriv);
-
- /* Check that we actually have the new damage report method */