diff options
| author | Brian Paul <[email protected]> | 2002-10-17 15:26:38 +0000 |
|---|---|---|
| committer | Brian Paul <[email protected]> | 2002-10-17 15:26:38 +0000 |
| commit | 10d343f407bddf011be3d2b79a6541815759785a (patch) | |
| tree | 9953198b654f697621d2f6d5a8eff9ea0da0419d /src/mesa/swrast/s_tritemp.h | |
| parent | 673077c613319218be6e9dcee55035d471f87977 (diff) | |
patches from Gerk Huisma for float-channel rendering
Diffstat (limited to 'src/mesa/swrast/s_tritemp.h')
| -rw-r--r-- | src/mesa/swrast/s_tritemp.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/mesa/swrast/s_tritemp.h b/src/mesa/swrast/s_tritemp.h index ef5e00eb5bf..dcd1f4a8d88 100644 --- a/src/mesa/swrast/s_tritemp.h +++ b/src/mesa/swrast/s_tritemp.h @@ -1,4 +1,4 @@ -/* $Id: s_tritemp.h,v 1.39 2002/10/02 23:24:04 brianp Exp $ */ +/* $Id: s_tritemp.h,v 1.40 2002/10/17 15:26:39 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -115,7 +115,7 @@ GLfloat oneOverArea; const SWvertex *vMin, *vMid, *vMax; /* Y(vMin)<=Y(vMid)<=Y(vMax) */ float bf = SWRAST_CONTEXT(ctx)->_backface_sign; - const GLint snapMask = ~((FIXED_ONE / 16) - 1); /* for x/y coord snapping */ + const GLint snapMask = ~((FIXED_ONE / (1 << SUB_PIXEL_BITS)) - 1); /* for x/y coord snapping */ GLfixed vMin_fx, vMin_fy, vMid_fx, vMid_fy, vMax_fx, vMax_fy; struct sw_span span; @@ -206,7 +206,7 @@ if (area * bf < 0.0) return; - if (area == 0.0F || IS_INF_OR_NAN(area)) + if (IS_INF_OR_NAN(area) || area == 0.0F) return; oneOverArea = 1.0F / area; |