Mesa (master): r300-gallium: Use VAP_CLIP_CNTL.

[Corbin Simpson]

Module: Mesa
Branch: master
Commit: b7aa5b1d10cbe2fd0b796538426f1f2910a4832c
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=b7aa5b1d10cbe2fd0b796538426f1f2910a4832c

Author: Corbin Simpson <MostAwesomeDude at gmail.com>
Date:   Fri Jun  5 13:46:59 2009 -0700

r300-gallium: Use VAP_CLIP_CNTL.

Makes tri-userclip work with HW TCL.

---

 src/gallium/drivers/r300/r300_emit.c            |    5 ++++-
 src/gallium/drivers/r300/r300_state_invariant.c |    4 +---
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/gallium/drivers/r300/r300_emit.c b/src/gallium/drivers/r300/r300_emit.c
index 4c7370e..d81abe4 100644
--- a/src/gallium/drivers/r300/r300_emit.c
+++ b/src/gallium/drivers/r300/r300_emit.c
@@ -63,7 +63,7 @@ void r300_emit_clip_state(struct r300_context* r300,
     struct r300_screen* r300screen = r300_screen(r300->context.screen);
     CS_LOCALS(r300);
 
-    BEGIN_CS(3 + (6 * 4));
+    BEGIN_CS(5 + (6 * 4));
     OUT_CS_REG(R300_VAP_PVS_VECTOR_INDX_REG,
             (r300screen->caps->is_r500 ?
              R500_PVS_UCP_START : R300_PVS_UCP_START));
@@ -74,6 +74,9 @@ void r300_emit_clip_state(struct r300_context* r300,
         OUT_CS_32F(clip->ucp[i][2]);
         OUT_CS_32F(clip->ucp[i][3]);
     }
+
+    OUT_CS_REG(R300_VAP_CLIP_CNTL, ((1 << clip->nr) - 1) |
+            R300_PS_UCP_MODE_CLIP_AS_TRIFAN);
     END_CS;
 }
 
diff --git a/src/gallium/drivers/r300/r300_state_invariant.c b/src/gallium/drivers/r300/r300_state_invariant.c
index 9dde662..60eff08 100644
--- a/src/gallium/drivers/r300/r300_state_invariant.c
+++ b/src/gallium/drivers/r300/r300_state_invariant.c
@@ -69,7 +69,7 @@ void r300_emit_invariant_state(struct r300_context* r300)
     END_CS;
 
     /* XXX unsorted stuff from surface_fill */
-    BEGIN_CS(77 + (caps->has_tcl ? 7 : 0));
+    BEGIN_CS(75 + (caps->has_tcl ? 7 : 0));
     /* Flush PVS. */
     OUT_CS_REG(R300_VAP_PVS_STATE_FLUSH_REG, 0x0);
 
@@ -80,8 +80,6 @@ void r300_emit_invariant_state(struct r300_context* r300)
     /* XXX endian */
     if (caps->has_tcl) {
         OUT_CS_REG(R300_VAP_CNTL_STATUS, R300_VC_NO_SWAP);
-        OUT_CS_REG(R300_VAP_CLIP_CNTL, R300_CLIP_DISABLE |
-            R300_PS_UCP_MODE_CLIP_AS_TRIFAN);
         OUT_CS_REG_SEQ(R300_VAP_GB_VERT_CLIP_ADJ, 4);
         OUT_CS_32F(1.0);
         OUT_CS_32F(1.0);