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authorBrian Paul <[email protected]>2010-01-15 11:35:28 -0700
committerBrian Paul <[email protected]>2010-01-15 11:35:30 -0700
commit47fee146879aa8ac7f216c8ac5f3a84270266287 (patch)
treeb256a335e08e80c16c3a214c04c07b0a86488fdd /src/gallium
parent12ba9e99db51a4a9e2e28a0574ef59f6548d8a84 (diff)
llvmpipe: skip 4x4 in/out test code
It's a litte faster to just do the in/out testing in the shader jit code.
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/drivers/llvmpipe/lp_rast_tri.c18
1 files changed, 4 insertions, 14 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_rast_tri.c b/src/gallium/drivers/llvmpipe/lp_rast_tri.c
index 92769beee1f..b3d1e7dee45 100644
--- a/src/gallium/drivers/llvmpipe/lp_rast_tri.c
+++ b/src/gallium/drivers/llvmpipe/lp_rast_tri.c
@@ -149,10 +149,6 @@ do_block_16( struct lp_rasterizer_task *rast_task,
int c2,
int c3 )
{
- const int ei1 = tri->ei1 * 4;
- const int ei2 = tri->ei2 * 4;
- const int ei3 = tri->ei3 * 4;
-
const int eo1 = tri->eo1 * 4;
const int eo2 = tri->eo2 * 4;
const int eo3 = tri->eo3 * 4;
@@ -175,16 +171,10 @@ do_block_16( struct lp_rasterizer_task *rast_task,
else {
int px = x + pos_table4[i][0];
int py = y + pos_table4[i][1];
- if (cx1 + ei1 > 0 &&
- cx2 + ei2 > 0 &&
- cx3 + ei3 > 0) {
- /* the block is completely inside the triangle */
- block_full_4(rast_task, tri, px, py);
- }
- else {
- /* the block is partially in/out of the triangle */
- do_block_4(rast_task, tri, px, py, cx1, cx2, cx3);
- }
+ /* Don't bother testing if the 4x4 block is entirely in/out of
+ * the triangle. It's a little faster to do it in the jit code.
+ */
+ do_block_4(rast_task, tri, px, py, cx1, cx2, cx3);
}
}
}