From 25c885e269645d8ec6f8b5f92a294c6f5f0d4757 Mon Sep 17 00:00:00 2001
From: Louis Lenders <xerox_xerox2000@yahoo.co.uk>
Date: Sat, 11 Feb 2006 12:14:19 +0100
Subject: [PATCH] wined3d: Prevent crash in setup_light.

---
 dlls/wined3d/device.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dlls/wined3d/device.c b/dlls/wined3d/device.c
index a642f79ac63..4b10c6df4f8 100644
--- a/dlls/wined3d/device.c
+++ b/dlls/wined3d/device.c
@@ -22,6 +22,7 @@
  */
 
 #include "config.h"
+#include <float.h>
 #include "wined3d_private.h"
 
 WINE_DEFAULT_DEBUG_CHANNEL(d3d);
@@ -165,7 +166,7 @@ static void setup_light(IWineD3DDevice *iface, LONG Index, PLIGHTINFOEL *lightIn
     glLightf(GL_LIGHT0+Index, GL_LINEAR_ATTENUATION,    lightInfo->OriginalParms.Attenuation1);
     checkGLcall("glLightf");
 
-    if ((lightInfo->OriginalParms.Range *lightInfo->OriginalParms.Range) != 0) {
+    if ((lightInfo->OriginalParms.Range *lightInfo->OriginalParms.Range) >= FLT_MIN) {
         quad_att = 1.4/(lightInfo->OriginalParms.Range *lightInfo->OriginalParms.Range);
     } else {
         quad_att = 0; /*  0 or  MAX?  (0 seems to be ok) */