From 41cf68b4cb493444e38e84409e54f258ec751784 Mon Sep 17 00:00:00 2001
From: Brian Paul <brian.paul@tungstengraphics.com>
Date: Wed, 14 Sep 2005 00:49:09 +0000
Subject: [PATCH] pageflip change from radeon driver

---
 src/mesa/drivers/dri/r300/radeon_lock.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/mesa/drivers/dri/r300/radeon_lock.c b/src/mesa/drivers/dri/r300/radeon_lock.c
index 3c7fc72a426..7400fd7839a 100644
--- a/src/mesa/drivers/dri/r300/radeon_lock.c
+++ b/src/mesa/drivers/dri/r300/radeon_lock.c
@@ -42,6 +42,8 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 #include "framebuffer.h"
 
+#include "drirenderbuffer.h"
+
 #if DEBUG_LOCKING
 char *prevLockFile = NULL;
 int prevLockLine = 0;
@@ -54,6 +56,9 @@ static void radeonUpdatePageFlipping(radeonContextPtr radeon)
 	int use_back;
 
 	radeon->doPageFlip = radeon->sarea->pfState;
+        if (!radeon->doPageFlip) {
+           driFlipRenderbuffers(radeon->glCtx->WinSysDrawBuffer, GL_FALSE);
+        }
 
 	use_back = (radeon->glCtx->DrawBuffer->_ColorDrawBufferMask[0] == BUFFER_BIT_BACK_LEFT);
 	use_back ^= (radeon->sarea->pfCurrentPage == 1);
-- 
2.30.2