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authorZhenyu Wang <zhenyuw@linux.intel.com>2010-08-20 16:28:47 +0800
committerZhenyu Wang <zhenyuw@linux.intel.com>2010-08-20 16:28:47 +0800
commitf5c9a7cba6859686c4e9aec530745ac851d6a568 (patch)
tree7b7ddaeeee605490dbec79de4600c31fb7935456
parent2ae2625133237c1f1df19c29c8e7616382256ce7 (diff)
i965: set force render target index in clip state
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
-rw-r--r--src/mesa/drivers/dri/i965/brw_defines.h1
-rw-r--r--src/mesa/drivers/dri/i965/gen6_clip_state.c1
2 files changed, 2 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_defines.h b/src/mesa/drivers/dri/i965/brw_defines.h
index 6f8439c6673..dcc5680760a 100644
--- a/src/mesa/drivers/dri/i965/brw_defines.h
+++ b/src/mesa/drivers/dri/i965/brw_defines.h
@@ -929,6 +929,7 @@
/* 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 */
diff --git a/src/mesa/drivers/dri/i965/gen6_clip_state.c b/src/mesa/drivers/dri/i965/gen6_clip_state.c
index acc4b7f1019..045d9c6f76e 100644
--- a/src/mesa/drivers/dri/i965/gen6_clip_state.c
+++ b/src/mesa/drivers/dri/i965/gen6_clip_state.c
@@ -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();