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swrast: fix incorrect specular highlights on backfaces

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See bug 28577 for details.
NOTE: this is a candidate for the 7.8 branch.

Signed-off-by: Brian Paul <brianp@vmware.com>
This commit is contained in:
Tim Evans
2010-06-21 17:18:30 -06:00
committed by Brian Paul
parent b875c02668
commit 64e32ffb6e
1 changed files with 1 additions and 1 deletions
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src/mesa/swrast_setup/ss_triangle.c
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@@ -159,7 +159,7 @@ static void _swsetup_render_tri(GLcontext *ctx,
}
#define SS_COLOR(a,b) UNCLAMPED_FLOAT_TO_RGBA_CHAN(a,b)
#define SS_SPEC(a,b) UNCLAMPED_FLOAT_TO_RGB_CHAN(a,b)
#define SS_SPEC(a,b) COPY_4V(a,b)
#define SS_IND(a,b) (a = b)
#define IND (0)