- Create (S : Surface from Geom; Offset : Real) returns mutable OffsetSurface
+ Create (S : Surface from Geom; Offset : Real) returns OffsetSurface
---Purpose : Constructs a surface offset from the basis surface
-- S, where Offset is the distance between the offset
-- surface and the basis surface at any point.
---Purpose: raises if the surface is not vperiodic.
is redefined;
- UIso (me; U : Real) returns mutable Curve;
+ UIso (me; U : Real) returns Curve;
---Purpose : Computes the U isoparametric curve.
- VIso (me; V : Real) returns mutable Curve;
+ VIso (me; V : Real) returns Curve;
---Purpose : Computes the V isoparametric curve.
-- This methods calls the basis surface method.
is redefined;
- Copy (me) returns mutable like me;
+ Copy (me) returns like me;
---Purpose: Creates a new object which is a copy of this offset surface.
- Surface (me) returns mutable Surface from Geom;
+ Surface (me) returns Surface from Geom;
---Purpose: returns an equivalent surface of the offset surface
-- when the basis surface is a canonic surface or a
-- rectangular limited surface on canonic surface or if