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-- File:	POnSurf.cdl
-- Created:	Thu Feb 21 18:19:00 1991
-- Author:	Isabelle GRIGNON
--		<isg@topsn3>
---Copyright:	 Matra Datavision 1991


class   POnSurf from Extrema inherits Storable from Standard
    	---Purpose: Definition of a point on surface.

uses    Pnt from gp

is
    Create returns POnSurf;
    	---Purpose: Creation of an indefinite point on surface.

    Create (U,V: Real; P: Pnt) returns POnSurf;
    	---Purpose: Creation of a point on surface with parameter 
    	--          values on the surface and a Pnt from gp.

    Value (me) returns Pnt
    	---Purpose: Returns the 3d point.
    	---C++: return const&
    	---C++: inline
    	is static;

    Parameter (me; U,V: out Real) 
    	---Purpose: Returns the parameter values on the surface.
    	---C++: inline
    	is static;          
    
fields
    myU: Real;
    myV: Real;
    myP: Pnt from gp;

end POnSurf;