i965: force zero in clipper to ignore RTAIndex on sandybridge

2010-09-17 13:03:32 +08:00
parent 41c31c2ebd
commit 03218a0093
2 changed files with 2 additions and 0 deletions
@@ -930,6 +930,7 @@
 /* DW3 */
 # define GEN6_CLIP_MIN_POINT_WIDTH_SHIFT		17
 # define GEN6_CLIP_MAX_POINT_WIDTH_SHIFT		6
+# define GEN6_CLIP_FORCE_ZERO_RTAINDEX			(1 << 5)

 #define CMD_3D_SF_STATE				0x7813 /* GEN6+ */
 /* DW1 */
@@ -59,6 +59,7 @@ upload_clip_state(struct brw_context *brw)
 	     GEN6_CLIP_XY_TEST |
 	     depth_clamp |
 	     provoking);
+   OUT_BATCH(GEN6_CLIP_FORCE_ZERO_RTAINDEX);
   OUT_BATCH(0);
   ADVANCE_BATCH();