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[cpPlugins.git] / lib / cpPlugins / DataObjects / PolyLineParametricPath.cxx

diff --git a/lib/cpPlugins/DataObjects/PolyLineParametricPath.cxx b/lib/cpPlugins/DataObjects/PolyLineParametricPath.cxx
index 36d11f37ac94d5c34afab0d0408e591f4961a15f..cafafb99a9a7a2efa5fb076c61df59a640dc3a43 100644 (file)
--- a/lib/cpPlugins/DataObjects/PolyLineParametricPath.cxx
+++ b/lib/cpPlugins/DataObjects/PolyLineParametricPath.cxx
@@ -5,11 +5,16 @@
 void cpPlugins::DataObjects::PolyLineParametricPath::
 SetITK( itk::LightObject* o )
 {
+  typedef cpExtensions::DataStructures::PolyLineParametricPath< 1 > _T1;
+  typedef cpExtensions::DataStructures::PolyLineParametricPath< 2 > _T2;
+  typedef cpExtensions::DataStructures::PolyLineParametricPath< 3 > _T3;
+  typedef cpExtensions::DataStructures::PolyLineParametricPath< 4 > _T4;
+
   this->Superclass::SetITK( o );
-  auto l1 = dynamic_cast< itk::PolyLineParametricPath< 1 >* >( o );
-  auto l2 = dynamic_cast< itk::PolyLineParametricPath< 2 >* >( o );
-  auto l3 = dynamic_cast< itk::PolyLineParametricPath< 3 >* >( o );
-  auto l4 = dynamic_cast< itk::PolyLineParametricPath< 4 >* >( o );
+  auto l1 = dynamic_cast< _T1* >( o );
+  auto l2 = dynamic_cast< _T2* >( o );
+  auto l3 = dynamic_cast< _T3* >( o );
+  auto l4 = dynamic_cast< _T4* >( o );
   if     ( l1 != NULL ) this->_ITK_2_VTK( l1 );
   else if( l2 != NULL ) this->_ITK_2_VTK( l2 );
   else if( l3 != NULL ) this->_ITK_2_VTK( l3 );
@@ -53,6 +58,20 @@ _ITK_2_VTK( _TPolyLine* pl )
   typedef
     cpExtensions::Visualization::PolyLineParametricPathToPolyData< _TPolyLine >
     _TFilter;
+  _TFilter* f = dynamic_cast< _TFilter* >( this->m_ITKvVTK.GetPointer( ) );
+  if( f == NULL )
+  {
+    _TFilter* nf = _TFilter::New( );
+    this->m_ITKvVTK = nf;
+    f = nf;
+
+  } // fi
+  f->SetInput( pl );
+  f->Update( );
+
+  // Keep object track
+  this->m_ITK = pl;
+  this->m_VTK = f->GetOutput( );
 }
 
 // eof - $RCSfile$