    shrink = vtkShrinkFilter()
    shrink.SetInputConnection(source.GetOutputPort())
    shrink.SetShrinkFactor(.8)

    tessellate = vtkTessellatorFilter()
    tessellate.SetInputConnection(shrink.GetOutputPort())
--
    shrink = vtkShrinkFilter()
    shrink.SetInputConnection(cubeSource.GetOutputPort())
    shrink.SetShrinkFactor(0.9)

    # Create a mapper and actor.

--
    shrink = vtkShrinkFilter()
    shrink.SetInputConnection(boxSource.GetOutputPort())
    shrink.SetShrinkFactor(.8)

    # Create a mapper and actor.
    mapper = vtkDataSetMapper()
--
    shrink = vtkShrinkFilter()
    shrink.SetInputConnection(htg2ug.GetOutputPort())
    shrink.SetShrinkFactor(.8)

    mapper = vtkDataSetMapper()
    mapper.SetInputConnection(shrink.GetOutputPort())
--
    geometryShrink = vtkShrinkFilter()
    geometryShrink.SetInputConnection(reader.GetOutputPort())
    geometryShrink.SetShrinkFactor(0.8)

    # NOTE: We must copy the originalLut because the CategoricalLegend
    # needs an indexed lookup table, but the geometryMapper uses a
--
    shrinkFilter = vtkShrinkFilter()
    shrinkFilter.SetInputData(grid)
    shrinkFilter.SetShrinkFactor(.8)

    # Create a mapper and actor
    mapper = vtkDataSetMapper()
--
    shrink = vtkShrinkFilter()
    shrink.SetInputConnection(extract.GetOutputPort())
    shrink.SetShrinkFactor(0.5)

    dataMapper = vtkDataSetMapper()
    dataMapper.SetInputConnection(shrink.GetOutputPort())
--
    shrink = vtkShrinkFilter()
    shrink.SetInputConnection(sphere.GetOutputPort())
    shrink.SetShrinkFactor(0.9)

    colorIt = vtkElevationFilter()
    colorIt.SetInputConnection(shrink.GetOutputPort())
