diff options
| author | Eric Anholt <eric@anholt.net> | 2009-08-11 14:48:03 -0700 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2009-08-12 12:43:42 -0700 |
| commit | 255e5be265133280293bbfd8b2f9b74b2dec50bb (patch) | |
| tree | 4658e135973b453cccffdb410fec62c555495b09 /src/mesa/drivers/dri/i965/brw_draw.c | |
| parent | a245c05dd3a1ca48204dd84252e6964aba91d4df (diff) | |
i965: Avoid re-uploading the index buffer when we don't need to.
No performance difference proven at 95% confidence with my GLSL demo (n=10).
Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_draw.c')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_draw.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_draw.c b/src/mesa/drivers/dri/i965/brw_draw.c index 8c94c904c1..682094ff13 100644 --- a/src/mesa/drivers/dri/i965/brw_draw.c +++ b/src/mesa/drivers/dri/i965/brw_draw.c @@ -141,6 +141,8 @@ static void brw_emit_prim(struct brw_context *brw, prim_packet.verts_per_instance = trim(prim->mode, prim->count); prim_packet.start_vert_location = prim->start; + if (prim->indexed) + prim_packet.start_vert_location += brw->ib.start_vertex_offset; prim_packet.instance_count = 1; prim_packet.start_instance_location = 0; prim_packet.base_vert_location = 0; |