70 lines
2.2 KiB
C
70 lines
2.2 KiB
C
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// Copyright (c) 2017 Inria.
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// All rights reserved.
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//
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// This file is part of CGAL (www.cgal.org)
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//
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// $URL: https://github.com/CGAL/cgal/blob/v5.1/Arithmetic_kernel/include/CGAL/BOOST_MP_arithmetic_kernel.h $
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// $Id: BOOST_MP_arithmetic_kernel.h 52164b1 2019-10-19T15:34:59+02:00 Sébastien Loriot
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// SPDX-License-Identifier: LGPL-3.0-or-later OR LicenseRef-Commercial
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//
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// Author: Marc Glisse <marc.glisse@inria.fr>
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#ifndef CGAL_GMPXX_ARITHMETIC_KERNEL_H
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#define CGAL_GMPXX_ARITHMETIC_KERNEL_H
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#include <CGAL/Arithmetic_kernel/Arithmetic_kernel_base.h>
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#include <CGAL/Get_arithmetic_kernel.h>
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#include <CGAL/boost_mp.h>
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#ifdef CGAL_USE_BOOST_MP
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//Currently already included in boost_mp.h
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//#include <boost/multiprecision/cpp_int.hpp>
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//#ifdef CGAL_USE_GMP
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//#include <boost/multiprecision/gmp.hpp>
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//#endif
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// FIXME: the could be several kernels based on Boost.Multiprecision.
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namespace CGAL {
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/** \ingroup CGAL_Arithmetic_kernel
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* \brief The Boost.Multiprecision set of exact number types
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*/
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struct BOOST_cpp_arithmetic_kernel : internal::Arithmetic_kernel_base {
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typedef boost::multiprecision::cpp_int Integer;
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typedef boost::multiprecision::cpp_rational Rational;
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};
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#ifdef CGAL_USE_GMP
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struct BOOST_gmp_arithmetic_kernel : internal::Arithmetic_kernel_base {
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typedef boost::multiprecision::mpz_int Integer;
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typedef boost::multiprecision::mpq_rational Rational;
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};
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#endif
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template <class T1, class T2, class T3, class T4, class T5>
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struct Get_arithmetic_kernel<boost::multiprecision::detail::expression<T1,T2,T3,T4,T5> >
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: Get_arithmetic_kernel<typename boost::multiprecision::detail::expression<T1,T2,T3,T4,T5>::result_type> {};
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template <>
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struct Get_arithmetic_kernel<boost::multiprecision::cpp_int> {
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typedef BOOST_cpp_arithmetic_kernel Arithmetic_kernel;
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};
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template <>
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struct Get_arithmetic_kernel<boost::multiprecision::cpp_rational> {
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typedef BOOST_cpp_arithmetic_kernel Arithmetic_kernel;
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};
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#ifdef CGAL_USE_GMP
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template <>
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struct Get_arithmetic_kernel<boost::multiprecision::mpz_int> {
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typedef BOOST_gmp_arithmetic_kernel Arithmetic_kernel;
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};
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template <>
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struct Get_arithmetic_kernel<boost::multiprecision::mpq_rational> {
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typedef BOOST_gmp_arithmetic_kernel Arithmetic_kernel;
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};
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#endif
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} //namespace CGAL
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#endif // CGAL_USE_BOOST_MP
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#endif
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