diff options
| author | Brian Paul <brian.paul@tungstengraphics.com> | 2001-05-10 18:01:19 +0000 |
|---|---|---|
| committer | Brian Paul <brian.paul@tungstengraphics.com> | 2001-05-10 18:01:19 +0000 |
| commit | 1a3e034b122267c4e63ba994c56caead5d9d6434 (patch) | |
| tree | 95b754d81ef47da85ed72ebc05935ad61c655926 /src/mesa/swrast | |
| parent | a5cc6155d425b1a94e576e0c87140557051b7505 (diff) | |
redo previous change in a more defensive way
Diffstat (limited to 'src/mesa/swrast')
| -rw-r--r-- | src/mesa/swrast/s_aatritemp.h | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/src/mesa/swrast/s_aatritemp.h b/src/mesa/swrast/s_aatritemp.h index df68093292..64da824bed 100644 --- a/src/mesa/swrast/s_aatritemp.h +++ b/src/mesa/swrast/s_aatritemp.h @@ -1,4 +1,4 @@ -/* $Id: s_aatritemp.h,v 1.12 2001/05/10 17:55:54 brianp Exp $ */ +/* $Id: s_aatritemp.h,v 1.13 2001/05/10 18:01:19 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -321,10 +321,11 @@ coverage = compute_coveragef(pMin, pMid, pMax, ix, iy); } - n = (GLuint) ix - (GLuint) startX; - if (n == 0) + if (ix <= startX) continue; + n = (GLuint) ix - (GLuint) startX; + #ifdef DO_MULTITEX # ifdef DO_SPEC _mesa_write_multitexture_span(ctx, n, startX, iy, z, fog, @@ -442,10 +443,11 @@ coverage = compute_coveragef(pMin, pMax, pMid, ix, iy); } - n = (GLuint) startX - (GLuint) ix; - if (n == 0) + if (startX <= ix) continue; + n = (GLuint) startX - (GLuint) ix; + left = ix + 1; #ifdef DO_MULTITEX { |