    planes = vtkPlanes()
    planes.SetFrustumPlanes(planesArray)

    frustumSource = vtkFrustumSource()
    frustumSource.ShowLinesOff()
    frustumSource.SetPlanes(planes)
--
    planes = vtkPlanes()
    planes.SetPoints(points)
    planes.SetNormals(normals)

    tcoords = vtkImplicitTextureCoords()
    tcoords.SetInputConnection(sphere2.GetOutputPort())
--
    planes = vtkPlanes()
    points = vtkPoints()
    norms = vtkFloatArray()

    norms.SetNumberOfComponents(3)
    points.InsertPoint(0, 0.0, 0.0, 0.0)
