summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--src/mesa/drivers/dri/i965/brw_wm_surface_state.c10
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 d70f9c646c..3593988f8d 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);