mirror of https://github.com/CGAL/cgal
104 lines
3.0 KiB
C++
104 lines
3.0 KiB
C++
// Copyright (c) 2005 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); you may redistribute it under
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// the terms of the Q Public License version 1.0.
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// See the file LICENSE.QPL distributed with CGAL.
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//
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// Licensees holding a valid commercial license may use this file in
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// accordance with the commercial license agreement provided with the software.
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//
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// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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//
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// $URL$
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// $Id$
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//
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//
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// Author(s) : Laurent RINEAU
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#ifndef CGAL_POINT_WITH_SURFACE_INDEX_H
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#define CGAL_POINT_WITH_SURFACE_INDEX_H
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#include <CGAL/Point_traits.h>
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#include <boost/static_assert.hpp>
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#include <boost/type_traits.hpp>
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namespace CGAL {
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template <class Weighted_point>
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class Weighted_point_with_surface_index : public Weighted_point
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{
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typedef Point_traits<Weighted_point> Point_traits;
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typedef typename Point_traits::Bare_point Bare_point;
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BOOST_STATIC_ASSERT((Is_weighted<Weighted_point>::value));
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BOOST_STATIC_ASSERT((::boost::is_same<typename Point_traits::Is_weighted,
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Tag_true>::value));
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BOOST_STATIC_ASSERT((::boost::is_same<Bare_point,
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typename Weighted_point::Point>::value));
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public:
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Weighted_point_with_surface_index() : Weighted_point(), index(0) {}
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Weighted_point_with_surface_index(const Weighted_point& p)
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: Weighted_point(p), index(0) {}
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Weighted_point_with_surface_index(const Bare_point& bp)
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: Weighted_point(bp), index(0) {}
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Weighted_point_with_surface_index(const Bare_point& bp,
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typename Weighted_point::Weight weight,
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int i)
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: Weighted_point(bp,weight), index(i) {}
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Weighted_point_with_surface_index(const Weighted_point_with_surface_index&
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pi)
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: Weighted_point(pi), index(pi.surface_index()) {}
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// template <typename RT>
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// Weighted_point_with_surface_index(const RT& x, const RT& y, const RT& z)
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// : Weighted_point(Weighted_point_traits().point(Bare_point(x, y, z))), index(0) {}
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int surface_index() const
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{
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return index;
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}
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void set_surface_index(const int i)
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{
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index = i;
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}
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private:
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int index;
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}; // end class Weighted_point_with_surface_index
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template <class P>
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struct Is_weighted< Weighted_point_with_surface_index<P> >
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: public Is_weighted<P> {};
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template <class Point>
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std::ostream&
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operator<<(std::ostream &os, const Weighted_point_with_surface_index<Point>& p)
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{
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os << static_cast<const Point&>(p);
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if(is_ascii(os))
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os << ' ';
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return os << p.surface_index();
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}
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template <class Point>
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std::istream&
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operator>>(std::istream &is, Weighted_point_with_surface_index<Point>& p)
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{
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is >> static_cast<Point&>(p);
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int index;
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is >> index;
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p.set_surface_index(index);
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return is;
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}
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} // end namespace CGAL
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#endif
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