diff options
author | Brian Paul <brianp@vmware.com> | 2009-02-20 13:48:44 -0700 |
---|---|---|
committer | Brian Paul <brianp@vmware.com> | 2009-02-20 13:48:44 -0700 |
commit | 773e9d47651149158e58916616235b26904c3665 (patch) | |
tree | dfaaff9de67ac4cad9a649905c0432d00fd723ca /src/mesa | |
parent | 0ea95ae7420b4217b5c10c7593eb2e08e971bf72 (diff) |
i965: check depth_mode in translate_tex_format() for MESA_FORMAT_S8_Z24
Note that I24X8 vs. A24X8 vs. L24X8 doesn't seem to make any difference
for texture/shadow compare, however.
Diffstat (limited to 'src/mesa')
-rw-r--r-- | src/mesa/drivers/dri/i965/brw_wm_surface_state.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c index d70f9c646cd..3593988f8d2 100644 --- a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c +++ b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c @@ -139,7 +139,15 @@ static GLuint translate_tex_format( GLuint mesa_format, GLenum depth_mode ) return BRW_SURFACEFORMAT_BC1_UNORM_SRGB; case MESA_FORMAT_S8_Z24: - return BRW_SURFACEFORMAT_I24X8_UNORM; + /* XXX: these different surface formats don't seem to + * make any difference for shadow sampler/compares. + */ + if (depth_mode == GL_INTENSITY) + return BRW_SURFACEFORMAT_I24X8_UNORM; + else if (depth_mode == GL_ALPHA) + return BRW_SURFACEFORMAT_A24X8_UNORM; + else + return BRW_SURFACEFORMAT_L24X8_UNORM; default: assert(0); |