- _mapOutline = vtkPolyDataMapper::New();
- _mapOutline->SetInput(_outlineData->GetOutput());
- _outline = vtkActor::New();
- _outline->SetMapper(_mapOutline);
- _outline->GetProperty()->SetColor(0,0,0);
+
+ if(_mapOutline==NULL){
+ _mapOutline = vtkPolyDataMapper::New();
+ _mapOutline->SetInput(_outlineData->GetOutput());
+ }
+ _mapOutline->Update();
+ //_mapOutline->RemoveAllInputs();
+
+ if(_outline==NULL){
+ _outline = vtkActor::New();
+ _outline->SetMapper(_mapOutline);
+ _outline->GetProperty()->SetColor(0,0,0);
+ }
+
+