cgal/Triangulation_2/include/CGAL/Delaunay_triangulation_face...

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// Copyright (c) 2025 GeometryFactory (France)
// All rights reserved.
//
// This file is part of CGAL (www.cgal.org).
//
// $URL$
// $Id$
// SPDX-License-Identifier: GPL-3.0-or-later OR LicenseRef-Commercial
//
//
// Author(s) : Mael Rouxel-Labbé
#ifndef CGAL_DELAUNAY_TRIANGULATION_FACE_BASE_2_H
#define CGAL_DELAUNAY_TRIANGULATION_FACE_BASE_2_H
#include <CGAL/license/Triangulation_2.h>
#include <CGAL/config.h>
#include <CGAL/assertions.h>
#include <CGAL/Triangulation_face_base_2.h>
namespace CGAL {
template < typename Gt, typename Fb = Triangulation_face_base_2<Gt> >
class Delaunay_triangulation_face_base_2
: public Fb
{
public:
typedef Gt Geom_traits;
typedef typename Fb::Vertex_handle Vertex_handle;
typedef typename Fb::Face_handle Face_handle;
typedef typename Geom_traits::Point_2 Point_2;
typedef typename Geom_traits::Point_2 Point;
template < typename TDS2 >
struct Rebind_TDS {
typedef typename Fb::template Rebind_TDS<TDS2>::Other Fb2;
typedef Delaunay_triangulation_face_base_2<Gt, Fb2> Other;
};
public:
Delaunay_triangulation_face_base_2()
: Fb() {}
Delaunay_triangulation_face_base_2(Vertex_handle v0,
Vertex_handle v1,
Vertex_handle v2)
: Fb(v0,v1,v2) {}
Delaunay_triangulation_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) {}
static int ccw(int i) {return Triangulation_cw_ccw_2::ccw(i);}
static int cw(int i) {return Triangulation_cw_ccw_2::cw(i);}
template <typename GT_>
Point_2 circumcenter(const GT_& gt) const
{
return gt.construct_circumcenter_2_object()(this->vertex(0)->point(),
this->vertex(1)->point(),
this->vertex(2)->point());
}
Point_2 circumcenter() const
{
return circumcenter(Geom_traits());
}
};
} // namespace CGAL
#endif // CGAL_DELAUNAY_TRIANGULATION_FACE_BASE_2_H