From c44bfd04d3f22725611216139b4729c1111789bb Mon Sep 17 00:00:00 2001
From: Julien Michel <julien.michel@c-s.fr>
Date: Fri, 20 Apr 2007 07:31:39 +0000
Subject: [PATCH] correction erreur de compilation M_PI sous visual.

---
 Code/BasicFilters/otbSpectralAngleDistanceImageFilter.txx | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Code/BasicFilters/otbSpectralAngleDistanceImageFilter.txx b/Code/BasicFilters/otbSpectralAngleDistanceImageFilter.txx
index 1acc68aeac..c13d097ee0 100644
--- a/Code/BasicFilters/otbSpectralAngleDistanceImageFilter.txx
+++ b/Code/BasicFilters/otbSpectralAngleDistanceImageFilter.txx
@@ -18,6 +18,10 @@ PURPOSE.  See the above copyright notices for more information.
 #ifndef _otbSpectralAngleDistanceImageFilter_txx
 #define _otbSpectralAngleDistanceImageFilter_txx
 
+#ifndef M_PI
+#define M_PI vcl_acos(-1.0)
+#endif
+
 #include "otbSpectralAngleDistanceImageFilter.h"
 #include "itkImageRegionIterator.h"
 #include "itkImageRegionConstIterator.h"
-- 
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