1 // Created on: 1993-06-18
2 // Created by: Didier PIFFAULT
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
9 // under the terms of the GNU Lesser General Public 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 #include <BRepMesh_ComparatorOfVertexOfDelaun.ixx>
19 //=======================================================================
20 //function : BRepMesh_ComparatorOfVertexOfDelaun
22 //=======================================================================
24 BRepMesh_ComparatorOfVertexOfDelaun::BRepMesh_ComparatorOfVertexOfDelaun(const gp_XY& theDir)
25 : DirectionOfSort(theDir)
28 //=======================================================================
31 //=======================================================================
33 Standard_Boolean BRepMesh_ComparatorOfVertexOfDelaun::IsLower(const BRepMesh_Vertex& Left,
34 const BRepMesh_Vertex& Right) const
36 return (Left.Coord()*DirectionOfSort) <
37 (Right.Coord()*DirectionOfSort);
40 //=======================================================================
41 //function : IsGreater
43 //=======================================================================
45 Standard_Boolean BRepMesh_ComparatorOfVertexOfDelaun::IsGreater(const BRepMesh_Vertex& Left,
46 const BRepMesh_Vertex& Right) const
48 return (Left.Coord()*DirectionOfSort) >
49 (Right.Coord()*DirectionOfSort);
52 //=======================================================================
55 //=======================================================================
57 Standard_Boolean BRepMesh_ComparatorOfVertexOfDelaun::IsEqual(const BRepMesh_Vertex& Left,
58 const BRepMesh_Vertex& Right) const
60 return Left.IsEqual(Right);