min_max_n.h
// Copyright (c) 2006 INRIA Sophia-Antipolis (France).
// All rights reserved.
//
// This file is part of CGAL (www.cgal.org)
//
// $URL$
// $Id$
// SPDX-License-Identifier: LGPL-3.0-or-later OR LicenseRef-Commercial
//
//
// Author(s) : Sylvain Pion
#ifndef CGAL_MIN_MAX_N_H
#define CGAL_MIN_MAX_N_H
#include <CGAL/basic.h>
namespace CGAL {
// min_n() and max_n() functions similar to std::min() and std::max(),
// but which allow more than 2 arguments.
// Hopefully the next standard will have a variadic version of them.
// Currently implemented for up to 8 arguments.
// TODO : to be documented (or wait for the next standard to have it?)
template < typename T > inline
const T&
min_n(const T& t0, const T& t1)
{ return (std::min)(t0, t1); }
template < typename T > inline
const T&
min_n(const T& t0, const T& t1, const T& t2)
{ return (std::min)(t0, (std::min)(t1, t2)); }
template < typename T > inline
const T&
min_n(const T& t0, const T& t1, const T& t2, const T& t3)
{ return (std::min)(t0, min_n(t1, t2, t3)); }
template < typename T > inline
const T&
min_n(const T& t0, const T& t1, const T& t2, const T& t3, const T& t4)
{ return (std::min)(t0, min_n(t1, t2, t3, t4)); }
template < typename T > inline
const T&
min_n(const T& t0, const T& t1, const T& t2, const T& t3, const T& t4,
const T& t5)
{ return (std::min)(t0, min_n(t1, t2, t3, t4, t5)); }
template < typename T > inline
const T&
min_n(const T& t0, const T& t1, const T& t2, const T& t3, const T& t4,
const T& t5, const T& t6)
{ return (std::min)(t0, min_n(t1, t2, t3, t4, t5, t6)); }
template < typename T > inline
const T&
min_n(const T& t0, const T& t1, const T& t2, const T& t3, const T& t4,
const T& t5, const T& t6, const T& t7)
{ return (std::min)(t0, min_n(t1, t2, t3, t4, t5, t6, t7)); }
template<typename T> inline
const T&
max_n(const T& t) { return t; }
template < typename T > inline
const T&
max_n(const T& t0, const T& t1)
{ return (std::max)(t0, t1); }
template < typename T > inline
const T&
max_n(const T& t0, const T& t1, const T& t2)
{ return (std::max)(t0, (std::max)(t1, t2)); }
template < typename T > inline
const T&
max_n(const T& t0, const T& t1, const T& t2, const T& t3)
{ return (std::max)(t0, max_n(t1, t2, t3)); }
template < typename T > inline
const T&
max_n(const T& t0, const T& t1, const T& t2, const T& t3, const T& t4)
{ return (std::max)(t0, max_n(t1, t2, t3, t4)); }
template < typename T > inline
const T&
max_n(const T& t0, const T& t1, const T& t2, const T& t3, const T& t4,
const T& t5)
{ return (std::max)(t0, max_n(t1, t2, t3, t4, t5)); }
template < typename T > inline
const T&
max_n(const T& t0, const T& t1, const T& t2, const T& t3, const T& t4,
const T& t5, const T& t6)
{ return (std::max)(t0, max_n(t1, t2, t3, t4, t5, t6)); }
template < typename T > inline
const T&
max_n(const T& t0, const T& t1, const T& t2, const T& t3, const T& t4,
const T& t5, const T& t6, const T& t7)
{ return (std::max)(t0, max_n(t1, t2, t3, t4, t5, t6, t7)); }
} //namespace CGAL
#endif // CGAL_MIN_MAX_N_H