Mesa (master): Test either GL_FRONT_LEFT or GL_FRONT for front-buffer rendering
Brian Paul
brianp at kemper.freedesktop.org
Wed May 13 16:36:41 UTC 2009
Module: Mesa
Branch: master
Commit: 64f36ff9fbe7e12c79cd72ceb68ed5967979445f
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=64f36ff9fbe7e12c79cd72ceb68ed5967979445f
Author: Ian Romanick <ian.d.romanick at intel.com>
Date: Tue Apr 28 10:08:57 2009 -0700
Test either GL_FRONT_LEFT or GL_FRONT for front-buffer rendering
For non-stereo visuals, which is all we support, we treat
GL_FRONT_LEFT as GL_FRONT. However, they are technically different,
and they have different enum values. Test for either one to determine
if we're in front-buffer rendering mode.
This fix was suggested by Pierre Willenbrock.
Signed-off-by: Ian Romanick <ian.d.romanick at intel.com>
(cherry picked from commit 2085cf24628be7cd297ab0f9ef5ce02bd5a006e2)
---
src/mesa/drivers/dri/intel/intel_buffers.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/src/mesa/drivers/dri/intel/intel_buffers.c b/src/mesa/drivers/dri/intel/intel_buffers.c
index ecac5bf..b86cafe 100644
--- a/src/mesa/drivers/dri/intel/intel_buffers.c
+++ b/src/mesa/drivers/dri/intel/intel_buffers.c
@@ -326,7 +326,8 @@ intelDrawBuffer(GLcontext * ctx, GLenum mode)
const GLboolean was_front_buffer_rendering =
intel->is_front_buffer_rendering;
- intel->is_front_buffer_rendering = (mode == GL_FRONT_LEFT);
+ intel->is_front_buffer_rendering = (mode == GL_FRONT_LEFT)
+ || (mode == GL_FRONT);
/* If we weren't front-buffer rendering before but we are now, make sure
* that the front-buffer has actually been allocated.
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