            selection_node = vtkSelectionNode()
            selection_node.SetFieldType(vtkSelectionNode.CELL)
            selection_node.SetContentType(vtkSelectionNode.INDICES)
            selection_node.SetSelectionList(ids)

            selection = vtkSelection()
--
    selection_node = vtkSelectionNode()
    selection_node.SetFieldType(vtkSelectionNode.POINT)
    selection_node.SetContentType(vtkSelectionNode.INDICES)
    selection_node.SetSelectionList(ids)

    selection = vtkSelection()
--
    selectionNode = vtkSelectionNode()
    selectionNode.SetFieldType(vtkSelectionNode.CELL)
    selectionNode.SetContentType(vtkSelectionNode.INDICES)
    selectionNode.SetSelectionList(ids)

    selection = vtkSelection()
