From: Vivien Delmon <vivien.delmon@creatis.insa-lyon.fr>
Date: Wed, 21 Aug 2013 09:18:27 +0000 (+0200)
Subject: Remove C++11 call to isnormal
X-Git-Tag: v1.4.0~164^2~2
X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=commitdiff_plain;h=a845c6a04ecfeedc8eced5f4051e06ee88c59e90;p=clitk.git

Remove C++11 call to isnormal

- std::isnormal is not available under windows VS12. Implement it using
numeric_limits functions
---

diff --git a/tools/clitkImageUncertainty.cxx b/tools/clitkImageUncertainty.cxx
index bf5759f..9240bd8 100644
--- a/tools/clitkImageUncertainty.cxx
+++ b/tools/clitkImageUncertainty.cxx
@@ -39,7 +39,7 @@
 #include "itkImageRegionConstIterator.h"
 #include "itkImageRegionIterator.h"
 
-#include <cmath> // for isfinite
+#include <limits>
 
 //====================================================================
 int main(int argc, char * argv[]) {
@@ -79,7 +79,7 @@ int main(int argc, char * argv[]) {
 	double squared = pii.Get();
 	double mean = pi.Get();
 	double uncert = sqrt((NumberOfEvents*squared - mean*mean) / ((NumberOfEvents-1)*(mean*mean)));
-	if (!std::isnormal(uncert)) uncert = 1.;
+        if (uncert != uncert || uncert == std::numeric_limits<double>::infinity() || uncert == -std::numeric_limits<double>::infinity()) uncert = 1.;
 	po.Set(uncert);
 	++pi;
 	++pii;