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llvmpipe: correctly scale top/left fill adjustments 

Was overdoing it previously.
This commit is contained in:
Keith Whitwell 2009-10-19 11:29:05 +01:00
parent d9f44abe3b
commit 269342d916
1 changed files with 3 additions and 3 deletions
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6
src/gallium/drivers/llvmpipe/lp_setup_tri.c
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@ -328,9 +328,9 @@ do_triangle_ccw(struct setup_context *setup,
/* correct for top-left fill convention:
*/
if (tri->dy12 < 0 || (tri->dy12 == 0 && tri->dx12 > 0)) tri->c1++;
if (tri->dy23 < 0 || (tri->dy23 == 0 && tri->dx23 > 0)) tri->c2++;
if (tri->dy31 < 0 || (tri->dy31 == 0 && tri->dx31 > 0)) tri->c3++;
if (tri->dy12 < 0 || (tri->dy12 == 0 && tri->dx12 > 0)) tri->c1 += 1.0/16.0f;
if (tri->dy23 < 0 || (tri->dy23 == 0 && tri->dx23 > 0)) tri->c2 += 1.0/16.0f;
if (tri->dy31 < 0 || (tri->dy31 == 0 && tri->dx31 > 0)) tri->c3 += 1.0/16.0f;
/* find trivial reject offsets for each edge for a single-pixel
* sized block. These will be scaled up at each recursive level to