Screen Name	Parameter	Type	Description
Shape	pp_shape_type	radio	Values = Circle, Square, Diamond, Symbol. Defines shape of feature to be used in balancing. Four standard types of shapes are supported: * Circle - represented by zero-length line drawn with round aperture. * Square - represented by zero-length line drawn with a square aperture. * Diamond - represented by a diamond shaped aperture3 * Symbol - any symbol, standard or special, can be used to produce thieving features.