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// Copyright (c) 1998, 2001, 2003 INRIA Sophia-Antipolis (France).
// All rights reserved.
//
// This file is part of CGAL (www.cgal.org); you may redistribute it under
// the terms of the Q Public License version 1.0.
// See the file LICENSE.QPL distributed with CGAL.
//
// Licensees holding a valid commercial license may use this file in
// accordance with the commercial license agreement provided with the software.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
//
// $URL: svn+ssh://scm.gforge.inria.fr/svn/cgal/branches/CGAL-3.2-branch/Triangulation_3/include/CGAL/Triangulation_hierarchy_vertex_base_3.h $
// $Id: Triangulation_hierarchy_vertex_base_3.h 28567 2006-02-16 14:30:13Z lsaboret $
//
//
// Author(s) : Olivier Devillers <Olivier.Devillers@sophia.inria.fr>
// Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
#ifndef CGAL_TRIANGULATION_HIERARCHY_VERTEX_BASE_3_H
#define CGAL_TRIANGULATION_HIERARCHY_VERTEX_BASE_3_H
#include <CGAL/basic.h>
#include <CGAL/Triangulation_short_names_3.h>
CGAL_BEGIN_NAMESPACE
template < class Vbb >
class Triangulation_hierarchy_vertex_base_3
: public Vbb
{
typedef Vbb Base;
typedef typename Base::Triangulation_data_structure Tds;
public:
typedef typename Tds::Vertex_handle Vertex_handle;
typedef typename Tds::Cell_handle Cell_handle;
typedef typename Base::Point Point;
template < typename TDS2 >
struct Rebind_TDS {
typedef typename Vbb::template Rebind_TDS<TDS2>::Other Vb2;
typedef Triangulation_hierarchy_vertex_base_3<Vb2> Other;
};
Triangulation_hierarchy_vertex_base_3()
: Base(), _up(), _down() {}
Triangulation_hierarchy_vertex_base_3(const Point & p, Cell_handle f)
: Base(p,f), _up(), _down() {}
Triangulation_hierarchy_vertex_base_3(const Point & p)
: Base(p), _up(), _down() {}
Vertex_handle up() const { return _up; }
Vertex_handle down() const { return _down; }
void set_up(Vertex_handle u) { _up=u; }
void set_down(Vertex_handle d) { _down=d; }
private:
Vertex_handle _up; // same vertex one level above
Vertex_handle _down; // same vertex one level below
};
CGAL_END_NAMESPACE
#endif // CGAL_TRIANGULATION_HIERARCHY_VERTEX_BASE_3_H
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