diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/swrast/s_texture.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/mesa/swrast/s_texture.c b/src/mesa/swrast/s_texture.c index ab8b00abee0..405eae95f04 100644 --- a/src/mesa/swrast/s_texture.c +++ b/src/mesa/swrast/s_texture.c @@ -1,4 +1,4 @@ -/* $Id: s_texture.c,v 1.63 2002/06/15 03:03:11 brianp Exp $ */ +/* $Id: s_texture.c,v 1.64 2002/06/26 14:56:20 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -3055,6 +3055,7 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, (arg0[i][GCOMP]-0.5F) * (arg1[i][GCOMP]-0.5F) + (arg0[i][BCOMP]-0.5F) * (arg1[i][BCOMP]-0.5F)) * 4.0F; + dot = CLAMP(dot, 0.0F, CHAN_MAXF); #else GLint dot = (S_PROD((GLint)arg0[i][RCOMP] - half, (GLint)arg1[i][RCOMP] - half) + @@ -3062,8 +3063,8 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, (GLint)arg1[i][GCOMP] - half) + S_PROD((GLint)arg0[i][BCOMP] - half, (GLint)arg1[i][BCOMP] - half)) >> 6; -#endif dot = CLAMP(dot, 0, CHAN_MAX); +#endif rgba[i][RCOMP] = rgba[i][GCOMP] = rgba[i][BCOMP] = (GLchan) dot; } } @@ -3080,6 +3081,7 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, (arg0[i][GCOMP]-0.5F) * (arg1[i][GCOMP]-0.5F) + (arg0[i][BCOMP]-0.5F) * (arg1[i][BCOMP]-0.5F)) * 4.0F; + dot = CLAMP(dot, 0.0, CHAN_MAXF) * RGBmult; #else GLint dot = (S_PROD((GLint)arg0[i][RCOMP] - half, (GLint)arg1[i][RCOMP] - half) + @@ -3087,8 +3089,8 @@ texture_combine( const GLcontext *ctx, GLuint unit, GLuint n, (GLint)arg1[i][GCOMP] - half) + S_PROD((GLint)arg0[i][BCOMP] - half, (GLint)arg1[i][BCOMP] - half)) >> 6; -#endif dot = CLAMP(dot, 0, CHAN_MAX) << RGBshift; +#endif rgba[i][RCOMP] = rgba[i][GCOMP] = rgba[i][BCOMP] = (GLchan) dot; } } |