' Create a sphere, create a cluster, hide it, create another cluster, hide it, select the sphere, then unhide everything
CreatePrim "Sphere", "MeshSurface"
ActivatePolygonSelTool
SelectGeometryComponents "sphere.poly[0-20]"
CreateCluster
SIAddProp "Component Visibility", "sphere.polymsh.cls.Polygon", siDefaultPropagation
SetValue "sphere.polymsh.cls.Polygon.clsvisibility.viewvis,sphere.polymsh.cls.Polygon.clsvisibility.rendvis", False
SelectGeometryComponents "sphere.poly[40-59]"
CreateCluster
SIAddProp "Component Visibility", "sphere.polymsh.cls.Polygon1", siDefaultPropagation
SetValue "sphere.polymsh.cls.Polygon1.clsvisibility.viewvis,sphere.polymsh.cls.Polygon1.clsvisibility.rendvis", False
SelectObj "sphere"
UnhideAllPolygonClusters