From 1560de2c3c7f9d4e07b34e805e649769ca5a0cbe Mon Sep 17 00:00:00 2001
From: Brian <brian@yutani.localnet.net>
Date: Mon, 16 Apr 2007 15:09:39 -0600
Subject: need to clamp MAD for linear fog

---
 src/mesa/shader/programopt.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src/mesa/shader/programopt.c')

diff --git a/src/mesa/shader/programopt.c b/src/mesa/shader/programopt.c
index f1d8ce3065..fc5b0497fe 100644
--- 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 {
-- 
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