Signed-off-by: Ian Romanick <[email protected]>
---
src/glx/x11/dri2_glx.c | 8 ++++++++
1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/src/glx/x11/dri2_glx.c b/src/glx/x11/dri2_glx.c
index 5acb3dd..3f98c08 100644
--- a/src/glx/x11/dri2_glx.c
+++ b/src/glx/x11/dri2_glx.c
@@ -314,6 +314,14 @@ dri2GetBuffers(__DRIdrawable *driDrawable,
Xfree(buffers);
+ /* If the client is getting a fake front-buffer, pre-fill it with the
+ * contents of the real front-buffer. This ensures correct operation of
+ * applications that call glXWaitX before calling glDrawBuffer.
+ */
+ if (pdraw->have_fake_front) {
+ dri2WaitX(pdraw);
+ }
+
return pdraw->buffers;
}
--
1.6.0.6
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