X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=registration%2FclitkOptNormalizedCorrelationImageToImageMetricFor3DBLUTFFD.txx;h=494c61a57934d5b89be8a05f3d22ca16ed1160e0;hb=8d51bd1cb7e9ca416b46677dcd73ba76d107a587;hp=042b4b79863927cbd9d0e4b0e57579a2f7846ec7;hpb=71511076230b1d0a60a638c2c1b6577a34116e02;p=clitk.git

diff --git a/registration/clitkOptNormalizedCorrelationImageToImageMetricFor3DBLUTFFD.txx b/registration/clitkOptNormalizedCorrelationImageToImageMetricFor3DBLUTFFD.txx
index 042b4b7..494c61a 100644
--- a/registration/clitkOptNormalizedCorrelationImageToImageMetricFor3DBLUTFFD.txx
+++ b/registration/clitkOptNormalizedCorrelationImageToImageMetricFor3DBLUTFFD.txx
@@ -310,7 +310,7 @@ NormalizedCorrelationImageToImageMetricFor3DBLUTFFD<TFixedImage,TMovingImage>
   }
 
 
-  const RealType denom = -1.0 * vcl_sqrt(sff * smm );
+  const RealType denom = -1.0 * std::sqrt(sff * smm );
   MeasureType measure;
   if( this->m_NumberOfPixelsCounted > 0 && denom != 0.0) {
     measure = sfm / denom;
@@ -400,7 +400,7 @@ NormalizedCorrelationImageToImageMetricFor3DBLUTFFD<TFixedImage,TMovingImage>
   }
 
 
-  m_Denom = -1.0 * vcl_sqrt(m_SFF * m_SMM );
+  m_Denom = -1.0 * std::sqrt(m_SFF * m_SMM );
   MeasureType measure;
   if( this->m_NumberOfPixelsCounted > 0 && m_Denom != 0.0) {
     measure = m_SFM / m_Denom;