This file is indexed.

/usr/include/CGAL/Weighted_point.h is in libcgal-dev 4.2-5ubuntu1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
// Copyright (c) 1999-2004  INRIA Sophia-Antipolis (France).
// 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
// 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.
//
// $URL$
// $Id$
// 
//
// Author(s)     : Mariette Yvinec
//                 Sylvain Pion

#ifndef CGAL_WEIGHTED_POINT_H
#define CGAL_WEIGHTED_POINT_H

#include <iostream>
#include <CGAL/Kernel_traits.h>
#include <CGAL/Dimension.h>
#include <boost/utility/enable_if.hpp>
#include <boost/type_traits/is_convertible.hpp>
#include <boost/mpl/and.hpp>
#include <boost/mpl/bool.hpp>
#include <boost/mpl/logical.hpp>

namespace CGAL {

template < class Pt, class We >
class Weighted_point : public Pt
{
  typedef typename Kernel_traits<Pt>::Kernel::FT FT;
public:
  typedef We Weight;
  typedef Pt Point;

  Weighted_point ()
      : Point(), _weight(0) {}

  //explicit
  Weighted_point (const Point &p)
      : Point(p), _weight(0)
  {
    // CGAL_error_msg( "Warning : truncated weight !!!");
  }

  Weighted_point (const Point &p, const Weight &w)
      : Point(p), _weight(w) {}


  // Constructors from coordinates are also provided for convenience, except
  // that they are only from Cartesian coordinates, and with no weight, so as
  // to avoid any potential ambiguity between the homogeneous weight and the
  // power weight (it should be easy enough to pass a Point explicitly in those
  // cases).
  // The enable_if complexity comes from the fact that we separate dimension 2 and 3.

  template < typename Tx, typename Ty >
  Weighted_point (const Tx &x, const Ty &y,
	          typename boost::enable_if< boost::mpl::and_<boost::is_convertible<Tx, FT>,
					                      boost::is_convertible<Ty, FT>,
							      boost::mpl::bool_<CGAL::Ambient_dimension<Point>::value == 2> > >::type* = 0)
      : Point(x, y), _weight(0) {}

  template < typename Tx, typename Ty, typename Tz >
  Weighted_point (const Tx &x, const Ty &y, const Tz &z,
	          typename boost::enable_if< boost::mpl::and_<boost::is_convertible<Tx, FT>,
					                      boost::is_convertible<Ty, FT>,
					                      boost::is_convertible<Tz, FT>,
							      boost::mpl::bool_<CGAL::Ambient_dimension<Point>::value == 3> > >::type* = 0)
      : Point(x, y, z), _weight(0) {}

  const Point & point() const
  {
      return *this;
  }

  const Weight & weight() const
  {
      return _weight;
  }

// The following power() member functions are not used at the moment.
// They belong to the traits class anyway.
//
//  Weight power(const Point &p)
//  {	
//      return squared_distance(*this, p) - weight();
//  }
// 
//  Weight power(const Weighted_point &p)
//  {	
//      return squared_distance(*this, p) - weight() - p.weight();
//  }

private:
  Weight _weight;
};


template < class Point, class Weight >
std::ostream &
operator<<(std::ostream &os, const Weighted_point<Point,Weight> &p)
{
  switch(os.iword(IO::mode))
  {
  case IO::ASCII :
    return os << p.point() <<  " " << p.weight();
  case IO::BINARY :
    os << p.point();
    write(os, p.weight());
    return os;
  default:
    return os << "Weighted_point(" << p.point() << ", " << p.weight() << ")";
  }
}

template < class Point, class Weight >
std::istream &
operator>>(std::istream &is, Weighted_point<Point,Weight> &wp)
{
  Weight w;
  Point p;
  is >> p;
  if(is_ascii(is))
    is >> w;
  else
    read(is, w);
  if (is)
    wp = Weighted_point<Point,Weight>(p,w);
  return is;
}

} // namespace CGAL

#endif // CGAL_WEIGHTED_POINT_H