+// -------------------------------------------------------------------------
+void fpa::VTK::ImageMPR::
+AddPolyData( vtkPolyData* pd, double opacity )
+{
+ unsigned int i = this->m_PolyDatas.size( );
+
+ this->m_PolyDatas.push_back( pd );
+ this->m_Mappers.push_back( vtkSmartPointer< vtkPolyDataMapper >::New( ) );
+ this->m_Actors.push_back( vtkSmartPointer< vtkActor >::New( ) );
+
+ this->m_Mappers[ i ]->SetInputData( pd );
+ this->m_Actors[ i ]->SetMapper( this->m_Mappers[ i ] );
+ this->m_Actors[ i ]->GetProperty( )->SetOpacity( opacity );
+ this->m_Renderer->AddActor( this->m_Actors[ i ] );
+}
+