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authorMarek Olšák <maraeo@gmail.com>2009-12-14 06:39:08 +0100
committerCorbin Simpson <MostAwesomeDude@gmail.com>2009-12-15 19:04:46 -0800
commitacce4824ec284b2a9bfdc847d7d79b8064912db9 (patch)
tree7357326463090c79c23cd8a9a843b91498e9549b
parenta6d701d1c6ed8e0a649d62104aeded8fb25c66d8 (diff)
r300g: clamp vertex indices to [min,max] everywhere
-rw-r--r--src/gallium/drivers/r300/r300_render.c8
-rw-r--r--src/gallium/drivers/r300/r300_state_invariant.c5
2 files changed, 6 insertions, 7 deletions
diff --git a/src/gallium/drivers/r300/r300_render.c b/src/gallium/drivers/r300/r300_render.c
index 35b335df6a1..4b210f72db2 100644
--- a/src/gallium/drivers/r300/r300_render.c
+++ b/src/gallium/drivers/r300/r300_render.c
@@ -82,8 +82,9 @@ static void r300_emit_draw_arrays(struct r300_context *r300,
{
CS_LOCALS(r300);
- BEGIN_CS(4);
- OUT_CS_REG(R300_VAP_VF_MAX_VTX_INDX, count);
+ BEGIN_CS(6);
+ OUT_CS_REG(R300_VAP_VF_MIN_VTX_INDX, 0);
+ OUT_CS_REG(R300_VAP_VF_MAX_VTX_INDX, count - 1);
OUT_CS_PKT3(R300_PACKET3_3D_DRAW_VBUF_2, 0);
OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_LIST | (count << 16) |
r300_translate_primitive(mode));
@@ -108,7 +109,8 @@ static void r300_emit_draw_elements(struct r300_context *r300,
assert((start * indexSize) % 4 == 0);
assert(offset_dwords == 0);
- BEGIN_CS(10);
+ BEGIN_CS(12);
+ OUT_CS_REG(R300_VAP_VF_MIN_VTX_INDX, minIndex);
OUT_CS_REG(R300_VAP_VF_MAX_VTX_INDX, maxIndex);
OUT_CS_PKT3(R300_PACKET3_3D_DRAW_INDX_2, 0);
if (indexSize == 4) {
diff --git a/src/gallium/drivers/r300/r300_state_invariant.c b/src/gallium/drivers/r300/r300_state_invariant.c
index 3320d43b275..d80e20a4935 100644
--- a/src/gallium/drivers/r300/r300_state_invariant.c
+++ b/src/gallium/drivers/r300/r300_state_invariant.c
@@ -43,7 +43,7 @@ void r300_emit_invariant_state(struct r300_context* r300)
struct r300_capabilities* caps = r300_screen(r300->context.screen)->caps;
CS_LOCALS(r300);
- BEGIN_CS(24 + (caps->has_tcl ? 2: 0));
+ BEGIN_CS(20 + (caps->has_tcl ? 2: 0));
/*** Graphics Backend (GB) ***/
/* Various GB enables */
@@ -70,9 +70,6 @@ void r300_emit_invariant_state(struct r300_context* r300)
OUT_CS_REG(R300_US_W_FMT, 0x0);
/*** VAP ***/
- /* Max and min vertex index clamp. */
- OUT_CS_REG(R300_VAP_VF_MIN_VTX_INDX, 0x0);
- OUT_CS_REG(R300_VAP_VF_MAX_VTX_INDX, 0xffffff);
/* Sign/normalize control */
OUT_CS_REG(R300_VAP_PSC_SGN_NORM_CNTL, R300_SGN_NORM_NO_ZERO);
/* TCL-only stuff */