73 lines
2.8 KiB
C++
Executable File
73 lines
2.8 KiB
C++
Executable File
// Copyright (c) 2017
|
|
// Utrecht University (The Netherlands),
|
|
// ETH Zurich (Switzerland),
|
|
// INRIA Sophia-Antipolis (France),
|
|
// Max-Planck-Institute Saarbruecken (Germany),
|
|
// and Tel-Aviv University (Israel). 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 Lesser 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: LGPL-3.0+
|
|
//
|
|
// Author(s) : Sylvain Pion,
|
|
// Mael Rouxel-Labbé
|
|
|
|
#ifndef CGAL_EXACT_KERNEL_SELECTOR_H
|
|
#define CGAL_EXACT_KERNEL_SELECTOR_H
|
|
|
|
// This class uses the Kernel tag to automatically choose
|
|
// whether Cartesian_converter or Homogeneous_converter should be used
|
|
|
|
#include <CGAL/Simple_cartesian.h>
|
|
#include <CGAL/Simple_homogeneous.h>
|
|
|
|
#include <CGAL/internal/Exact_type_selector.h>
|
|
|
|
#include <CGAL/representation_tags.h>
|
|
#include <CGAL/Cartesian_converter.h>
|
|
#include <CGAL/Homogeneous_converter.h>
|
|
|
|
namespace CGAL {
|
|
|
|
template <class CK, class Rep = typename CK::Rep_tag /* Cartesian_tag */>
|
|
struct Exact_kernel_selector
|
|
{
|
|
typedef typename internal::Exact_field_selector<typename CK::RT>::Type Exact_nt;
|
|
typedef typename internal::Exact_ring_selector <typename CK::RT>::Type Exact_rt;
|
|
typedef Simple_cartesian<Exact_nt> Exact_kernel;
|
|
typedef Simple_cartesian<Exact_rt> Exact_kernel_rt;
|
|
|
|
typedef Cartesian_converter<CK, Exact_kernel> C2E;
|
|
typedef Cartesian_converter<CK, Exact_kernel_rt> C2E_rt;
|
|
typedef Cartesian_converter<Exact_kernel, CK> E2C;
|
|
typedef Cartesian_converter<Exact_kernel_rt, CK> E2C_rt;
|
|
};
|
|
|
|
template <class CK>
|
|
struct Exact_kernel_selector<CK, Homogeneous_tag>
|
|
{
|
|
typedef typename internal::Exact_ring_selector<typename CK::RT>::Type Exact_nt;
|
|
typedef Simple_homogeneous<Exact_nt> Exact_kernel;
|
|
typedef Exact_kernel Exact_kernel_rt;
|
|
|
|
typedef Homogeneous_converter<CK, Exact_kernel> C2E;
|
|
typedef C2E C2E_rt;
|
|
typedef Homogeneous_converter<Exact_kernel, CK> E2C;
|
|
typedef E2C E2C_rt;
|
|
};
|
|
|
|
} // namespace CGAL
|
|
|
|
#endif // CGAL_EXACT_KERNEL_SELECTOR_H
|