diff options
author | Brian Paul <brianp@vmware.com> | 2009-12-16 17:08:13 -0700 |
---|---|---|
committer | Brian Paul <brianp@vmware.com> | 2009-12-17 08:17:04 -0700 |
commit | b9d33db0a4cb818154b713a27834f66025b14672 (patch) | |
tree | dba2f1ad9f604f920527302211b6482ce869abbb /src/gallium/drivers/llvmpipe/lp_rast_tri.c | |
parent | 7f2ba80025e4b534db72427a206e6a542fc2f520 (diff) |
llvmpipe: improve the in/out test a little
Instead of:
s = c + step
m = s > 0
Do:
m = step > c (with negated c)
Diffstat (limited to 'src/gallium/drivers/llvmpipe/lp_rast_tri.c')
-rw-r--r-- | src/gallium/drivers/llvmpipe/lp_rast_tri.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_rast_tri.c b/src/gallium/drivers/llvmpipe/lp_rast_tri.c index 9b1861223a..d6e8d6d5ab 100644 --- a/src/gallium/drivers/llvmpipe/lp_rast_tri.c +++ b/src/gallium/drivers/llvmpipe/lp_rast_tri.c @@ -90,7 +90,7 @@ block_full_4( struct lp_rasterizer_task *rast_task, int x, int y ) { /* Set c1,c2,c3 to large values so the in/out test always passes */ - const int32_t c1 = INT_MAX/2, c2 = INT_MAX/2, c3 = INT_MAX/2; + const int32_t c1 = INT_MIN/2, c2 = INT_MIN/2, c3 = INT_MIN/2; lp_rast_shade_quads(rast_task->rast, rast_task->thread_index, &tri->inputs, @@ -133,7 +133,7 @@ do_block_4( struct lp_rasterizer_task *rast_task, rast_task->thread_index, &tri->inputs, x, y, - c1, c2, c3); + -c1, -c2, -c3); } |