cgal/Surface_mesher/include/CGAL/Weighted_point_with_surface...

128 lines
3.5 KiB
C++

// Copyright (c) 2005-2007 INRIA Sophia-Antipolis (France).
// All rights reserved.
//
// This file is part of CGAL (www.cgal.org); you may redistribute it under
// the terms of the Q Public License version 1.0.
// See the file LICENSE.QPL 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.
//
// $URL$
// $Id$
//
//
// Author(s) : Laurent RINEAU
#ifndef CGAL_WEIGHTED_POINT_WITH_SURFACE_INDEX_H
#define CGAL_WEIGHTED_POINT_WITH_SURFACE_INDEX_H
#include <CGAL/Point_traits.h>
#include <CGAL/assertions.h>
#include <boost/type_traits.hpp>
#include <CGAL/Kernel_traits.h>
#include <string>
namespace CGAL {
template <class Weighted_point>
class Weighted_point_with_surface_index : public Weighted_point
{
typedef CGAL::Point_traits<Weighted_point> Point_traits;
typedef typename Point_traits::Bare_point Bare_point;
typedef typename Kernel_traits<Bare_point>::Kernel::FT FT;
CGAL_static_assertion((Is_weighted<Weighted_point>::value));
CGAL_static_assertion((::boost::is_same<typename Point_traits::Is_weighted,
Tag_true>::value));
CGAL_static_assertion((::boost::is_same<Bare_point,
typename Weighted_point::Point>::value));
public:
Weighted_point_with_surface_index() : Weighted_point(), index(0) {}
Weighted_point_with_surface_index(const Weighted_point& p)
: Weighted_point(p), index(0) {}
Weighted_point_with_surface_index(const Bare_point& bp)
: Weighted_point(bp), index(0) {}
Weighted_point_with_surface_index(const FT& x,
const FT& y,
const FT& z,
const FT& w)
: Weighted_point(Bare_point(x, y, z, w)), index(0) {}
Weighted_point_with_surface_index(const Bare_point& bp,
typename Weighted_point::Weight weight,
int i)
: Weighted_point(bp,weight), index(i) {}
Weighted_point_with_surface_index(const Weighted_point_with_surface_index&
pi)
: Weighted_point(pi), index(pi.surface_index()) {}
template <typename RT>
Weighted_point_with_surface_index(const RT& x, const RT& y, const RT& z)
: Weighted_point(Bare_point(x, y, z)), index(0) {}
int surface_index() const
{
return index;
}
void set_surface_index(const int i)
{
index = i;
}
#ifdef CGAL_MESH_3_IO_H
static
std::string io_signature()
{
return Get_io_signature<Weighted_point>()() + "+i";
}
#endif
private:
int index;
}; // end class Weighted_point_with_surface_index
template <class P>
struct Is_weighted< Weighted_point_with_surface_index<P> >
: public Is_weighted<P> {};
template <class Point>
std::ostream&
operator<<(std::ostream &os, const Weighted_point_with_surface_index<Point>& p)
{
os << static_cast<const Point&>(p);
if(is_ascii(os))
os << ' ' << p.surface_index();
else
write(os, p.surface_index());
return os;
}
template <class Point>
std::istream&
operator>>(std::istream &is, Weighted_point_with_surface_index<Point>& p)
{
is >> static_cast<Point&>(p);
int index;
if(is_ascii(is))
is >> index;
else
read(is, index);
p.set_surface_index(index);
return is;
}
} // end namespace CGAL
#endif