cgal/Kernel_23/include/CGAL/make_zero.h

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1.2 KiB
C++

// Copyright (c) 2018
// 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) : Andreas Fabri
#ifndef CGAL_MAKE_ZERO_H
#define CGAL_MAKE_ZERO_H
namespace CGAL {
template <class T>
struct Make_zero {
T operator()()const
{
return T();
}
};
template <class T>
T make_zero()
{
Make_zero<T> mz;
return mz();
}
} //namespace CGAL
#endif // CGAL_MAKE_ZERO_H