' 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