1 -- Created on: 1993-01-14
2 -- Created by: Remi LEQUETTE
3 -- Copyright (c) 1993-1999 Matra Datavision
4 -- Copyright (c) 1999-2014 OPEN CASCADE SAS
6 -- This file is part of Open CASCADE Technology software library.
8 -- This library is free software; you can redistribute it and/or modify it under
9 -- the terms of the GNU Lesser General Public License version 2.1 as published
10 -- by the Free Software Foundation, with special exception defined in the file
11 -- OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
12 -- distribution for complete text of the license and disclaimer of any warranty.
14 -- Alternatively, this file may be used under the terms of Open CASCADE
15 -- commercial license or contractual agreement.
17 class ShapeMapHasher from TopTools
18 ---Purpose: Hash tool, used for generating maps of shapes in topology.
24 HashCode(myclass; S : Shape from TopoDS; Upper : Integer) returns Integer;
25 ---Purpose: Returns a HasCode value for the Key <K> in the
30 IsEqual(myclass; S1, S2 : Shape from TopoDS) returns Boolean;
31 ---Purpose: Returns True when the two keys are the same. Two
32 -- same keys must have the same hashcode, the
33 -- contrary is not necessary.