From 138a5300b035d0d9981fb023200fe16347b7cae3 Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Tue, 6 Nov 2001 11:07:43 +0000
Subject: [PATCH] Fixed inlcude/Math to compile under Windows.

---
 include/osg/Math | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/osg/Math b/include/osg/Math
index 52b7cd195..8114eec39 100644
--- a/include/osg/Math
+++ b/include/osg/Math
@@ -82,8 +82,8 @@ inline double DegreesToRadians(double angle) { return angle*M_PI/180.0; }
 inline double RadiansToDegrees(double angle) { return angle*180.0/M_PI; }
 
 #ifdef WIN32
-inline bool isNaN(float v) { return ::_isnan(v); }
-inline bool isNaN(double v) { return ::isnan(v); }
+inline bool isNaN(float v) { return ::_isnan(v)!=0; }
+inline bool isNaN(double v) { return ::_isnan(v)!=0; }
 inline bool isInfinite(float v) { return !::_finite(v); }
 inline bool isInfinite(double v) { return !::_finite(v); }
 #else