X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=itk%2FclitkSliceBySliceRelativePositionFilter.txx;h=fc820be5ee44c48d8e37b2ebb2aa887b60e2921b;hb=a523f5be1e221995c0d4d29a0077b5e8b984c96d;hp=16571ea7a224df6b17d87425d7cf8bde619a66b0;hpb=3abd767ea72e82f5f3de805917014a0ae2a71da9;p=clitk.git

diff --git a/itk/clitkSliceBySliceRelativePositionFilter.txx b/itk/clitkSliceBySliceRelativePositionFilter.txx
index 16571ea..fc820be 100644
--- a/itk/clitkSliceBySliceRelativePositionFilter.txx
+++ b/itk/clitkSliceBySliceRelativePositionFilter.txx
@@ -43,7 +43,7 @@ SliceBySliceRelativePositionFilter():
   SetObjectCCLSelectionDirection(1);
   ObjectCCLSelectionIgnoreSingleCCLFlagOff();
   VerboseSlicesFlagOff();
-  this->SetK1(vcl_acos(-1.0)/2);
+  this->SetK1(std::acos(-1.0)/2);
 }
 //--------------------------------------------------------------------