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// Copyright (c) 2000,2001 Utrecht University (The Netherlands),
// ETH Zurich (Switzerland), Freie Universitaet Berlin (Germany),
// INRIA Sophia-Antipolis (France), Martin-Luther-University Halle-Wittenberg
// (Germany), Max-Planck-Institute Saarbruecken (Germany), RISC Linz (Austria),
// 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; version 2.1 of the License.
// See the file LICENSE.LGPL distributed with CGAL.
//
// 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: svn+ssh://scm.gforge.inria.fr/svn/cgal/branches/CGAL-3.5-branch/Kernel_d/include/CGAL/Kernel_d/Direction_d.h $
// $Id: Direction_d.h 42932 2008-04-17 10:13:31Z spion $
//
//
// Author(s) : Michael Seel
#ifndef CGAL_DIRECTION_D_H
#define CGAL_DIRECTION_D_H
#include <CGAL/Dimension.h>
CGAL_BEGIN_NAMESPACE
template <class pR>
class Direction_d : public pR::Direction_d_base
{ public:
typedef CGAL::Dynamic_dimension_tag Ambient_dimension;
typedef CGAL::Dimension_tag<0> Feature_dimension;
typedef typename pR::Direction_d_base Base;
typedef Direction_d<pR> Self;
typedef pR R;
typedef typename R::RT RT;
typedef typename R::FT FT;
typedef typename R::LA LA;
typedef typename Base::Base_direction Base_direction;
Direction_d(int d=0) : Base(d) {}
Direction_d(int a, int b) : Base(a,b) {}
Direction_d(const RT& a, const RT& b) : Base(a,b) {}
Direction_d(int a, int b, int c) : Base(a,b,c) {}
Direction_d(const RT& a, const RT& b, const RT& c) : Base(a,b,c) {}
template <class InputIterator>
Direction_d (int d, InputIterator first, InputIterator last)
: Base(d, first, last) {}
Direction_d(const Direction_d<R> &d) : Base(d) {}
Direction_d(const Vector_d<R> &v) : Base(v) {}
Direction_d(int d, Base_direction, int i) :
Base(d,Base_direction(),i) {}
Direction_d(const Base& p) : Base(p) {}
Self operator-() const { return Base::operator-(); }
Vector_d<R> vector() const { return Base::vector(); }
bool operator==(const Self& w) const
{ return Base::operator==(w); }
bool operator!=(const Self& w) const
{ return Base::operator!=(w); }
};
CGAL_END_NAMESPACE
#endif //CGAL_DIRECTION_D_H
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