Mesa (master): st/mesa: prefer formats without stencil for DEPTH_COMPONENT
Brian Paul
brianp at kemper.freedesktop.org
Tue May 24 15:01:02 UTC 2011
Module: Mesa
Branch: master
Commit: cd5417aac72ae1de85dd6bca3d53d2e2f2d7e546
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=cd5417aac72ae1de85dd6bca3d53d2e2f2d7e546
Author: Brian Paul <brianp at vmware.com>
Date: Tue May 24 08:59:09 2011 -0600
st/mesa: prefer formats without stencil for DEPTH_COMPONENT
for fast Z clears to be used more often.
Original patch by Marek Olšák. Rebased to table-driven st_choose_format()
by Brian Paul.
---
src/mesa/state_tracker/st_format.c | 10 ++++++----
1 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/src/mesa/state_tracker/st_format.c b/src/mesa/state_tracker/st_format.c
index 6ebe721..de30b4f 100644
--- a/src/mesa/state_tracker/st_format.c
+++ b/src/mesa/state_tracker/st_format.c
@@ -741,8 +741,9 @@ static struct format_mapping format_map[] = {
},
{
{ GL_DEPTH_COMPONENT24, 0 },
- { PIPE_FORMAT_Z24_UNORM_S8_USCALED,
- PIPE_FORMAT_S8_USCALED_Z24_UNORM, PIPE_FORMAT_Z32_UNORM, 0 }
+ { PIPE_FORMAT_Z24X8_UNORM, PIPE_FORMAT_X8Z24_UNORM,
+ PIPE_FORMAT_Z24_UNORM_S8_USCALED, PIPE_FORMAT_S8_USCALED_Z24_UNORM,
+ PIPE_FORMAT_Z32_UNORM, 0 }
},
{
{ GL_DEPTH_COMPONENT32, 0 },
@@ -750,8 +751,9 @@ static struct format_mapping format_map[] = {
},
{
{ GL_DEPTH_COMPONENT, 0 },
- { PIPE_FORMAT_Z32_UNORM, PIPE_FORMAT_Z24_UNORM_S8_USCALED,
- PIPE_FORMAT_S8_USCALED_Z24_UNORM, PIPE_FORMAT_Z16_UNORM, 0 }
+ { PIPE_FORMAT_Z24X8_UNORM, PIPE_FORMAT_X8Z24_UNORM,
+ PIPE_FORMAT_Z32_UNORM, PIPE_FORMAT_Z16_UNORM,
+ PIPE_FORMAT_Z24_UNORM_S8_USCALED, PIPE_FORMAT_S8_USCALED_Z24_UNORM, 0 }
},
/* stencil formats */
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