Mesa (master): st/mesa: Set PIPE_TRANSFER_DISCARD for GL_MAP_INVALIDATE_RANGE/BUFFFER_BIT
Brian Paul
brianp at kemper.freedesktop.org
Fri Nov 26 21:06:48 UTC 2010
Module: Mesa
Branch: master
Commit: c3602ff5ed3f423e44c2e09b44334263e12a07ab
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=c3602ff5ed3f423e44c2e09b44334263e12a07ab
Author: Mathias Fröhlich <Mathias.Froehlich at web.de>
Date: Sat Oct 30 15:38:39 2010 +0200
st/mesa: Set PIPE_TRANSFER_DISCARD for GL_MAP_INVALIDATE_RANGE/BUFFFER_BIT
Signed-off-by: Brian Paul <brianp at vmware.com>
Note: this is a candidate for the 7.9 branch.
---
src/mesa/state_tracker/st_cb_bufferobjects.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/src/mesa/state_tracker/st_cb_bufferobjects.c b/src/mesa/state_tracker/st_cb_bufferobjects.c
index 73c9c2d..8b60f90 100644
--- a/src/mesa/state_tracker/st_cb_bufferobjects.c
+++ b/src/mesa/state_tracker/st_cb_bufferobjects.c
@@ -279,6 +279,12 @@ st_bufferobj_map_range(struct gl_context *ctx, GLenum target,
if (access & GL_MAP_FLUSH_EXPLICIT_BIT)
flags |= PIPE_TRANSFER_FLUSH_EXPLICIT;
+
+ if (access & GL_MAP_INVALIDATE_RANGE_BIT)
+ flags |= PIPE_TRANSFER_DISCARD;
+
+ if (access & GL_MAP_INVALIDATE_BUFFER_BIT)
+ flags |= PIPE_TRANSFER_DISCARD;
if (access & GL_MAP_UNSYNCHRONIZED_BIT)
flags |= PIPE_TRANSFER_UNSYNCHRONIZED;
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