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Surface_face_base_2.h
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Surface_face_base_2.h
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// Copyright (c) 2015 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-or-later OR LicenseRef-Commercial
//
// Author(s) : Frank Da, David Cohen-Steiner, Andreas Fabri
#ifndef CGAL_AFSR_SURFACE_FACE_BASE_2_H
#define CGAL_AFSR_SURFACE_FACE_BASE_2_H
#include <CGAL/license/Advancing_front_surface_reconstruction.h>
// This face class stores a facet in the tetrahedrization
// When it gets reoriented by the TDS, it also changes the facet
namespace CGAL {
namespace AFSR {
template < typename GT,
typename F3,
typename Fb = CGAL::Triangulation_ds_face_base_2<> >
class Surface_face_base_2
: public Fb
{
typedef typename Fb::Triangulation_data_structure Tds;
public:
typedef typename Tds::Face_handle Face_handle;
typedef typename Tds::Vertex_handle Vertex_handle;
template < typename TDS2 >
struct Rebind_TDS {
typedef typename Fb::template Rebind_TDS<TDS2>::Other Fb2;
typedef Surface_face_base_2<GT, F3, Fb2> Other;
};
private:
F3 _facet;
bool _is_on_surface;
public:
Surface_face_base_2()
: Fb(), _is_on_surface(true)
{}
Surface_face_base_2(Vertex_handle v0,
Vertex_handle v1,
Vertex_handle v2)
: Fb(v0, v1, v2), _is_on_surface(true)
{}
Surface_face_base_2(Vertex_handle v0,
Vertex_handle v1,
Vertex_handle v2,
Face_handle n0,
Face_handle n1,
Face_handle n2)
: Fb(v0, v1, v2, n0, n1, n2), _is_on_surface(true)
{}
void set_facet(const F3& facet)
{
_facet = facet;
}
const F3& facet() const
{
return _facet;
}
void set_is_on_surface(bool is_on_surface)
{
_is_on_surface = is_on_surface;
}
bool is_on_surface() const
{
return _is_on_surface;
}
void reorient()
{
Fb::reorient();
if( is_on_surface()){
_facet = std::make_pair(_facet.first->neighbor(_facet.second),
_facet.first->neighbor(_facet.second)->index(_facet.first));
}
}
};
} // namespace AFSR
} // namespace CGAL
#endif // CGAL_AFSR_SURFACE_FACE_BASE_2_H