From 99dfca1e7fb32157135511bded07376ebb25acb3 Mon Sep 17 00:00:00 2001
From: Roland Scheidegger <sroland@tungstengraphics.com>
Date: Wed, 14 Feb 2007 16:38:32 +0100
Subject: [PATCH] fix stupid bug in the optimized per-vertex fog generation
 code

---
 src/mesa/tnl/t_vp_build.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/mesa/tnl/t_vp_build.c b/src/mesa/tnl/t_vp_build.c
index 0b6f506f4e5..81266f3c8b4 100644
--- a/src/mesa/tnl/t_vp_build.c
+++ b/src/mesa/tnl/t_vp_build.c
@@ -1102,7 +1102,8 @@ static void build_fog( struct tnl_program *p )
    }
 
    if (p->state->tnl_do_vertex_fog) {
-      struct ureg params = register_param1(p, STATE_FOG_PARAMS_OPTIMIZED);
+      struct ureg params = register_param2(p, STATE_INTERNAL,
+					   STATE_FOG_PARAMS_OPTIMIZED);
       struct ureg tmp = get_temp(p);
 
       switch (p->state->fog_mode) {
-- 
2.30.2