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authorEric Anholt <eric@anholt.net>2009-06-09 16:12:43 -0700
committerEric Anholt <eric@anholt.net>2009-06-09 16:12:43 -0700
commitb30dc2c66aeaad6661eef515a08a3da89aa07cb2 (patch)
treedf79cf877c4c707967b8d4acc163a8d1205ee9d3 /src/mesa/drivers/dri/i915/i915_reg.h
parent38eddf04ed04966db09b67de4cdabef681dc2696 (diff)
i915: Add an option for testing the effect of early Z in classic mode.
The early Z stuff is supposed to be unsafe without some more work in the enable/disable path (in particular, how do we want to get it disabled on the way out to the X Server?), but at the moment is 6% in OA.
Diffstat (limited to 'src/mesa/drivers/dri/i915/i915_reg.h')
-rw-r--r--src/mesa/drivers/dri/i915/i915_reg.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i915/i915_reg.h b/src/mesa/drivers/dri/i915/i915_reg.h
index b02e2c7628..84db58ea95 100644
--- a/src/mesa/drivers/dri/i915/i915_reg.h
+++ b/src/mesa/drivers/dri/i915/i915_reg.h
@@ -141,6 +141,7 @@
/* p161 */
#define _3DSTATE_DST_BUF_VARS_CMD (CMD_3D | (0x1d<<24) | (0x85<<16))
/* Dword 1 */
+#define CLASSIC_EARLY_DEPTH (1<<31)
#define TEX_DEFAULT_COLOR_OGL (0<<30)
#define TEX_DEFAULT_COLOR_D3D (1<<30)
#define ZR_EARLY_DEPTH (1<<29)