Revision 07b0ddf9a5bc1cf8638c7c8b376e1d47bb869f28 authored by Andreas Fabri on 13 February 2018, 14:15:38 UTC, committed by Andreas Fabri on 13 February 2018, 14:15:38 UTC
1 parent df2e978
Triangulation_cell_base_3.h
// Copyright (c) 1999 INRIA Sophia-Antipolis (France).
// All rights reserved.
//
// This file is part of CGAL (www.cgal.org).
// You can redistribute it and/or modify it under the terms of the GNU
// General Public License as published by the Free Software Foundation,
// either version 3 of the License, or (at your option) any later version.
//
// 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.
//
// $URL$
// $Id$
// SPDX-License-Identifier: GPL-3.0+
//
// Author(s) : Monique Teillaud <Monique.Teillaud@sophia.inria.fr>
// Sylvain Pion
// cell of a triangulation of any dimension <=3
#ifndef CGAL_TRIANGULATION_CELL_BASE_3_H
#define CGAL_TRIANGULATION_CELL_BASE_3_H
#include <CGAL/license/Triangulation_3.h>
#include <CGAL/basic.h>
#include <CGAL/triangulation_assertions.h>
#include <CGAL/Triangulation_ds_cell_base_3.h>
namespace CGAL {
template < typename GT, typename Cb = Triangulation_ds_cell_base_3<> >
class Triangulation_cell_base_3
: public Cb
{
public:
typedef typename Cb::Vertex_handle Vertex_handle;
typedef typename Cb::Cell_handle Cell_handle;
typedef GT Geom_traits;
typedef typename Geom_traits::Point_3 Point;
typedef Point* Point_container;
typedef Point* Point_iterator;
typedef const Point* Point_const_iterator;
template < typename TDS2 >
struct Rebind_TDS {
typedef typename Cb::template Rebind_TDS<TDS2>::Other Cb2;
typedef Triangulation_cell_base_3<GT, Cb2> Other;
};
Triangulation_cell_base_3()
: Cb() {}
Triangulation_cell_base_3(Vertex_handle v0, Vertex_handle v1,
Vertex_handle v2, Vertex_handle v3)
: Cb(v0, v1, v2, v3) {}
Triangulation_cell_base_3(Vertex_handle v0, Vertex_handle v1,
Vertex_handle v2, Vertex_handle v3,
Cell_handle n0, Cell_handle n1,
Cell_handle n2, Cell_handle n3)
: Cb(v0, v1, v2, v3, n0, n1, n2, n3) {}
// note the circumcenter() function is not part of the concept TriangulationCellBase_3
// it is requested only by DelaunayTriangulartionCellBase_3
// we keep it here for backward compatibility
typename Geom_traits::Point_3
circumcenter(const Geom_traits& gt = Geom_traits()) const
{
return gt.construct_circumcenter_3_object()(this->vertex(0)->point(),
this->vertex(1)->point(),
this->vertex(2)->point(),
this->vertex(3)->point());
}
};
// The following should be useless.
#if 0
template < class GT, class Cb >
inline
std::istream&
operator>>(std::istream &is, Triangulation_cell_base_3<GT, Cb> &c)
// non combinatorial information. Default = nothing
{
return is >> static_cast<Cb&>(c);
}
template < class GT, class Cb >
inline
std::ostream&
operator<<(std::ostream &os, const Triangulation_cell_base_3<GT, Cb> &c)
// non combinatorial information. Default = nothing
{
return os << static_cast<const Cb&>(c);
}
#endif
} //namespace CGAL
#endif // CGAL_TRIANGULATION_CELL_BASE_3_H
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