Description:
Use to determine if point was on a surface. If the point was on a surface, then the (u,v) are the surface parameters for the point. The point returned by Point() is the same as surface.PointAt(u,v).
Use to determine if point was on a surface. If the point was on a surface, then the (u,v) are the surface parameters for the point. The point returned by Point() is the same as surface.PointAt(u,v).