Sub selection. Permits applying different materials to different areas of the selected object or group, and removing previously applied materials.
sub=0|1|2|3|4|5
Currently supported only for wall objects. Terminates a preceding MSS and starts a new MSS for the material to be applied to the specified subselection.
A material specified for either the upper or lower wall applies to the entire wall unless a different material for the other half of the wall has been specified as well.
Properties
Selection command; MSS delimiter.
Default
sub=0
