X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;ds=sidebyside;f=lib%2Ffpa%2FImage%2FMinimumSpanningTree.hxx;h=b99953b28ed029636ab4c3fddca40bf6429038f1;hb=86a6d5df2aa1aa5292a5fa851d98bfc13939bdf3;hp=162526ce20f058d06e480750914a82ff290f0939;hpb=203ea510f7cc3990e606dd93a97dd0b5075d35c4;p=FrontAlgorithms.git

diff --git a/lib/fpa/Image/MinimumSpanningTree.hxx b/lib/fpa/Image/MinimumSpanningTree.hxx
index 162526c..b99953b 100644
--- a/lib/fpa/Image/MinimumSpanningTree.hxx
+++ b/lib/fpa/Image/MinimumSpanningTree.hxx
@@ -24,8 +24,10 @@ template< unsigned int _VDim >
 void fpa::Image::MinimumSpanningTree< _VDim >::
 GetPath( typename TPath::Pointer& path, const TVertex& a ) const
 {
-  this->Superclass::GetPath( path, a );
+  if( path.GetPointer( ) == NULL )
+    path = TPath::New( );
   path->SetReferenceImage( this );
+  this->Superclass::GetPath( path, a );
 }
 
 // -------------------------------------------------------------------------
@@ -35,8 +37,10 @@ GetPath(
   typename TPath::Pointer& path, const TVertex& a, const TVertex& b
   ) const
 {
-  this->Superclass::GetPath( path, a, b );
+  if( path.GetPointer( ) == NULL )
+    path = TPath::New( );
   path->SetReferenceImage( this );
+  this->Superclass::GetPath( path, a, b );
 }
 
 // -------------------------------------------------------------------------