1 // Created on: 1994-04-05
2 // Created by: Didier PIFFAULT
3 // Copyright (c) 1994-1999 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_ComparatorOfIndexedVertexOfDelaun.ixx>
18 #include <BRepMesh_Vertex.hxx>
20 //=======================================================================
21 //function : BRepMesh_ComparatorOfIndexedVertexOfDelaun
23 //=======================================================================
25 BRepMesh_ComparatorOfIndexedVertexOfDelaun::BRepMesh_ComparatorOfIndexedVertexOfDelaun
27 const Standard_Real theTol,
28 const Handle(BRepMesh_DataStructureOfDelaun)& HDS)
29 : IndexedStructure(HDS),DirectionOfSort(theDir), Tolerance(theTol)
32 //=======================================================================
35 //=======================================================================
37 Standard_Boolean BRepMesh_ComparatorOfIndexedVertexOfDelaun::IsLower
38 (const Standard_Integer Left, const Standard_Integer Right) const
40 return ((IndexedStructure->GetNode(Left).Coord()*DirectionOfSort) <
41 (IndexedStructure->GetNode(Right).Coord()*DirectionOfSort));
44 //=======================================================================
45 //function : IsGreater
47 //=======================================================================
49 Standard_Boolean BRepMesh_ComparatorOfIndexedVertexOfDelaun::IsGreater
50 (const Standard_Integer Left, const Standard_Integer Right) const
52 return ((IndexedStructure->GetNode(Left).Coord()*DirectionOfSort) >
53 (IndexedStructure->GetNode(Right).Coord()*DirectionOfSort));
56 //=======================================================================
59 //=======================================================================
61 Standard_Boolean BRepMesh_ComparatorOfIndexedVertexOfDelaun::IsEqual
62 (const Standard_Integer Left, const Standard_Integer Right) const
64 return (IndexedStructure->GetNode(Left).Coord().IsEqual
65 (IndexedStructure->GetNode(Right).Coord(), Tolerance));