vtkReverseSense * reverseSense = vtkReverseSense::New();
reverseSense->SetInputData( triangleFilter->GetOutput() );
reverseSense->ReverseNormalsOff();
vtkReverseSense * reverseSense = vtkReverseSense::New();
reverseSense->SetInputData( triangleFilter->GetOutput() );
reverseSense->ReverseNormalsOff();