111 lines
3.1 KiB
C++
111 lines
3.1 KiB
C++
// Copyright (c) 2006 INRIA Sophia-Antipolis (France).
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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/STL_Extension/include/CGAL/min_max_n.h $
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// $Id: min_max_n.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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//
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// Author(s) : Sylvain Pion
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#ifndef CGAL_MIN_MAX_N_H
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#define CGAL_MIN_MAX_N_H
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#include <CGAL/basic.h>
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namespace CGAL {
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// min_n() and max_n() functions similar to std::min() and std::max(),
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// but which allow more than 2 arguments.
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// Hopefully the next standard will have a variadic version of them.
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// Currently implemented for up to 8 arguments.
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// TODO : to be documented (or wait for the next standard to have it?)
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template < typename T > inline
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const T&
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min_n(const T& t0, const T& t1)
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{ return (std::min)(t0, t1); }
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template < typename T > inline
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const T&
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min_n(const T& t0, const T& t1, const T& t2)
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{ return (std::min)(t0, (std::min)(t1, t2)); }
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template < typename T > inline
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const T&
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min_n(const T& t0, const T& t1, const T& t2, const T& t3)
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{ return (std::min)(t0, min_n(t1, t2, t3)); }
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template < typename T > inline
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const T&
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min_n(const T& t0, const T& t1, const T& t2, const T& t3, const T& t4)
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{ return (std::min)(t0, min_n(t1, t2, t3, t4)); }
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template < typename T > inline
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const T&
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min_n(const T& t0, const T& t1, const T& t2, const T& t3, const T& t4,
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const T& t5)
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{ return (std::min)(t0, min_n(t1, t2, t3, t4, t5)); }
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template < typename T > inline
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const T&
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min_n(const T& t0, const T& t1, const T& t2, const T& t3, const T& t4,
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const T& t5, const T& t6)
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{ return (std::min)(t0, min_n(t1, t2, t3, t4, t5, t6)); }
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template < typename T > inline
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const T&
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min_n(const T& t0, const T& t1, const T& t2, const T& t3, const T& t4,
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const T& t5, const T& t6, const T& t7)
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{ return (std::min)(t0, min_n(t1, t2, t3, t4, t5, t6, t7)); }
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template<typename T> inline
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const T&
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max_n(const T& t) { return t; }
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template < typename T > inline
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const T&
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max_n(const T& t0, const T& t1)
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{ return (std::max)(t0, t1); }
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template < typename T > inline
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const T&
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max_n(const T& t0, const T& t1, const T& t2)
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{ return (std::max)(t0, (std::max)(t1, t2)); }
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template < typename T > inline
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const T&
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max_n(const T& t0, const T& t1, const T& t2, const T& t3)
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{ return (std::max)(t0, max_n(t1, t2, t3)); }
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template < typename T > inline
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const T&
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max_n(const T& t0, const T& t1, const T& t2, const T& t3, const T& t4)
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{ return (std::max)(t0, max_n(t1, t2, t3, t4)); }
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template < typename T > inline
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const T&
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max_n(const T& t0, const T& t1, const T& t2, const T& t3, const T& t4,
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const T& t5)
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{ return (std::max)(t0, max_n(t1, t2, t3, t4, t5)); }
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template < typename T > inline
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const T&
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max_n(const T& t0, const T& t1, const T& t2, const T& t3, const T& t4,
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const T& t5, const T& t6)
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{ return (std::max)(t0, max_n(t1, t2, t3, t4, t5, t6)); }
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template < typename T > inline
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const T&
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max_n(const T& t0, const T& t1, const T& t2, const T& t3, const T& t4,
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const T& t5, const T& t6, const T& t7)
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{ return (std::max)(t0, max_n(t1, t2, t3, t4, t5, t6, t7)); }
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} //namespace CGAL
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#endif // CGAL_MIN_MAX_N_H
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