From: Brian <brian@yutani.localnet.net>
Date: Mon, 16 Apr 2007 21:09:39 +0000 (-0600)
Subject: need to clamp MAD for linear fog
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=1560de2c3c7f9d4e07b34e805e649769ca5a0cbe;p=mesa.git

need to clamp MAD for linear fog
---

diff --git a/src/mesa/shader/programopt.c b/src/mesa/shader/programopt.c
index f1d8ce30654..fc5b0497fe3 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 {