42 lines
1.3 KiB
C++
42 lines
1.3 KiB
C++
// Created on: 1993-01-14
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// Created by: Remi LEQUETTE
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// Copyright (c) 1993-1999 Matra Datavision
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// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#ifndef _TopTools_ShapeMapHasher_HeaderFile
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#define _TopTools_ShapeMapHasher_HeaderFile
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#include "TopoDS_Shape.hxx"
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#include "Standard.hxx"
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#include "Standard_DefineAlloc.hxx"
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//! Hash tool, used for generating maps of shapes in topology.
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class TopTools_ShapeMapHasher
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{
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public:
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DEFINE_STANDARD_ALLOC;
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size_t operator()(const TopoDS_Shape& theShape) const noexcept
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{
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return std::hash<TopoDS_Shape>{}(theShape);
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}
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bool operator()(const TopoDS_Shape& S1, const TopoDS_Shape& S2) const noexcept
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{
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return S1.IsSame(S2);
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}
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};
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#endif // _TopTools_ShapeMapHasher_HeaderFile
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