dust3d/thirdparty/cgal/CGAL-5.1/include/CGAL/Point_with_psc_localisation.h

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// Copyright (c) 2005-2006 INRIA Sophia-Antipolis (France).
// All rights reserved.
//
// This file is part of CGAL (www.cgal.org).
//
// $URL: https://github.com/CGAL/cgal/blob/v5.1/Surface_mesher/include/CGAL/Point_with_psc_localisation.h $
// $Id: Point_with_psc_localisation.h 0779373 2020-03-26T13:31:46+01:00 Sébastien Loriot
// SPDX-License-Identifier: GPL-3.0-or-later OR LicenseRef-Commercial
//
//
// Author(s) : Laurent RINEAU
#ifndef CGAL_POINT_WITH_PSC_LOCALISATION_H
#define CGAL_POINT_WITH_PSC_LOCALISATION_H
#include <CGAL/license/Surface_mesher.h>
#include <CGAL/Point_traits.h>
#include <string>
namespace CGAL {
template <class Point, typename Index_type = int>
class Point_with_psc_localisation : public Point
{
typedef CGAL::Point_traits<Point> Point_traits;
typedef typename Point_traits::Bare_point Bare_point;
typedef typename Kernel_traits<Bare_point>::Kernel Kernel;
typedef typename Kernel::FT FT;
typedef Point_with_psc_localisation<Point> Self;
public:
typedef Tag_true Set_on_surface_tag;
Point_with_psc_localisation() : Point(), index(), dim(-1) {}
Point_with_psc_localisation(const Point& p) : Point(p), index(), dim(-1) {}
// Point_with_psc_localisation(const typename Kernel::Point_3& p) : Point(p), index(0) {}
Point_with_psc_localisation(const Point_with_psc_localisation& p)
: Point(p), index(p.element_index()), dim(p.dimension()) {}
Point_with_psc_localisation(const FT& x, const FT& y, const FT& z, const FT& w = FT(1))
: Point(Point_traits().point(Bare_point(x, y, z, w))), index(), dim(-1) {}
const Index_type& element_index() const
{
return index;
}
void set_element_index(const Index_type i)
{
index = i;
}
void set_dimension(const int d)
{
dim = d;
}
const int& dimension() const
{
return dim;
}
void set_on_surface(const Index_type i)
{
// CGAL_assertion(i>=0);
set_element_index(i);
set_dimension(2);
}
void set_on_curve(const Index_type i)
{
// CGAL_assertion(i>=0);
set_element_index(i);
set_dimension(1);
}
void set_on_vertex(const Index_type i)
{
// CGAL_assertion(i>=0);
set_element_index(i);
set_dimension(0);
}
#ifdef CGAL_MESH_3_IO_H
static
std::string io_signature()
{
return Get_io_signature<Point>()() + "+i+i";
}
#endif
private:
Index_type index;
int dim;
}; // end class Point_with_psc_localisation
template <class Point>
class Point_traits<Point_with_psc_localisation<Point> >
: public Point_traits<Point>
{
};
template <class Point>
struct Is_weighted<Point_with_psc_localisation<Point> >
: public Is_weighted<Point>
{
};
template <class Point>
std::ostream&
operator<<(std::ostream &os, const Point_with_psc_localisation<Point>& p)
{
os << static_cast<const Point&>(p);
if(is_ascii(os))
os << ' ' << p.dimension() << ' ' << p.element_index();
else {
write(os, p.dimension());
write(os, p.element_index());
}
return os;
}
template <class Point>
std::istream&
operator>>(std::istream &is, Point_with_psc_localisation<Point>& p)
{
is >> static_cast<Point&>(p);
int index, dim;
if(is_ascii(is))
is >> dim >> index;
else {
read(is, dim);
read(is, index);
}
p.set_dimension(dim);
p.set_element_index(index);
return is;
}
} // end namespace CGAL
#endif