This file is indexed.

/usr/include/CGAL/Level_interval.h is in libcgal-dev 4.7-4.

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
// Copyright (c) 2003, 2005 GeometryFactory
// 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)     : Andreas Fabri

#ifndef CGAL_LEVEL_INTERVAL_H
#define CGAL_LEVEL_INTERVAL_H

#include <CGAL/Kernel_traits.h>
#include <iostream>


namespace CGAL {

  template <class FaceHandle>
  class Level_interval
  {
  public:
    typedef typename FaceHandle::value_type Face;
    typedef typename Face::Vertex_handle::value_type Vertex;
    typedef typename Vertex::Point Point;
    typedef typename Kernel_traits<Point>::Kernel K;
    typedef typename K::FT Value;


  private:
    FaceHandle fh_; 
    Value inf_;
    Value sup_;  // left and right boundary values
  public:

    Level_interval(){}
    Level_interval(FaceHandle fh);
    const Value& inf() const {return inf_;}
    const Value& sup() const {return sup_;}
    FaceHandle face_handle() const { return fh_;}
    bool contains(const Value& V) const;

    // true iff this contains (l,r)
    bool contains_interval(const Value& l, const Value& r) const;  

    bool operator==(const Level_interval& I) const 
    {
      // there is no need to compare inf and sup, as these are derived from the face
      return face_handle() == I.face_handle();
    }

    bool operator!=(const Level_interval& I) const 
    {
      return face_handle() != I.face_handle();
    }
  };



  template <class V>
  std::ostream& operator<<(std::ostream& os, 
			   const Level_interval<V>& i)
  {
    os << i.face_handle()->vertex(0)->point() << ", " << 
      i.face_handle()->vertex(1)->point() << ", " << 
      i.face_handle()->vertex(2)->point() << std::endl; 
    return os;
  }


  template <class FaceHandle>
  Level_interval<FaceHandle>::Level_interval(FaceHandle fh)
    : fh_(fh), inf_(fh->vertex(0)->point().z()), sup_(inf_)
  {
    double z = fh->vertex(1)->point().z();
    sup_= (z>sup_)? z : sup_;
    inf_ = (z<inf_) ? z : inf_;
    z = fh->vertex(2)->point().z();
    sup_ = (z>sup_)? z : sup_;
    inf_ = (z<inf_) ? z : inf_;
  }


  template <class FaceHandle>
  bool
  Level_interval<FaceHandle>::contains_interval(const Value& i, 
					       const Value& s) const
    // true iff this contains (l,r)
  {
    return( (inf() <= i) && (sup() >= s) );
  }


  template <class FaceHandle>
  bool
  Level_interval<FaceHandle>::contains(const Value& v) const
  {
    // return true if this contains V, false otherwise
    if((v >= inf()) && (v <= sup()))
      return true;
    else
      return false;
  }




} // namespace CGAL

#endif // CGAL_LEVEL_INTERVAL_H