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need to clamp MAD for linear fog
[mesa.git]
/
src
/
mesa
/
shader
/
programopt.c
diff --git
a/src/mesa/shader/programopt.c
b/src/mesa/shader/programopt.c
index f1d8ce3065409ef98f5a734b587adb5054bc147f..fc5b0497fe369d51eca446e926300e6316e9e637 100644
(file)
--- a/
src/mesa/shader/programopt.c
+++ b/
src/mesa/shader/programopt.c
@@
-199,6
+199,7
@@
_mesa_append_fog_code(GLcontext *ctx, struct gl_fragment_program *fprog)
inst->SrcReg[2].File = PROGRAM_STATE_VAR;
inst->SrcReg[2].Index = fogPRefOpt;
inst->SrcReg[2].Swizzle = SWIZZLE_Y;
+ inst->SaturateMode = SATURATE_ZERO_ONE;
inst++;
}
else {