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i965: Trim the trailing NOOP from 3DSTATE_INDEX_BUFFER 

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2011-01-29 14:01:50 +00:00
parent 13bab58f04
commit 45ba7afbd1
1 changed files with 12 additions and 23 deletions
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35
src/mesa/drivers/dri/i965/brw_draw_upload.c
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@ -681,29 +681,18 @@ static void brw_emit_index_buffer(struct brw_context *brw)
if (index_buffer == NULL)
return;
/* Emit the indexbuffer packet:
*/
{
struct brw_indexbuffer ib;
memset(&ib, 0, sizeof(ib));
ib.header.bits.opcode = CMD_INDEX_BUFFER;
ib.header.bits.length = sizeof(ib)/4 - 2;
ib.header.bits.index_format = get_index_type(index_buffer->type);
ib.header.bits.cut_index_enable = 0;
BEGIN_BATCH(4);
OUT_BATCH( ib.header.dword );
OUT_RELOC(brw->ib.bo,
I915_GEM_DOMAIN_VERTEX, 0,
brw->ib.offset);
OUT_RELOC(brw->ib.bo,
I915_GEM_DOMAIN_VERTEX, 0,
brw->ib.offset + brw->ib.size - 1);
OUT_BATCH( 0 );
ADVANCE_BATCH();
}
BEGIN_BATCH(3);
OUT_BATCH(CMD_INDEX_BUFFER << 16 |
/* cut index enable << 10 */
get_index_type(index_buffer->type) << 8 |
1);
OUT_RELOC(brw->ib.bo,
I915_GEM_DOMAIN_VERTEX, 0,
brw->ib.offset);
OUT_RELOC(brw->ib.bo,
I915_GEM_DOMAIN_VERTEX, 0,
brw->ib.offset + brw->ib.size - 1);
ADVANCE_BATCH();
}
const struct brw_tracked_state brw_index_buffer = {