/usr/include/CGAL/internal/Triangulation/utilities.h is in libcgal-dev 4.11-2build1.
This file is owned by root:root, with mode 0o644.
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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 | // Copyright (c) 2009-2014 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) : Samuel Hornus
#ifndef CGAL_INTERNAL_TRIANGULATION_UTILITIES_H
#define CGAL_INTERNAL_TRIANGULATION_UTILITIES_H
#include <CGAL/license/Triangulation.h>
#include <CGAL/basic.h>
namespace CGAL {
namespace internal {
namespace Triangulation {
template< class TDS >
struct Dark_full_cell_data
{
typedef typename TDS::Full_cell_handle Full_cell_handle;
Full_cell_handle light_copy_;
int count_;
Dark_full_cell_data() : light_copy_(), count_(0) {}
};
template< class TDS >
struct Compare_faces_with_common_first_vertex
{
typedef typename TDS::Face Face;
const int d_;
public:
Compare_faces_with_common_first_vertex(const int d)
: d_(d)
{
CGAL_assertion( 0 < d );
}
explicit Compare_faces_with_common_first_vertex();
bool operator()(const Face & left, const Face & right) const
{
CGAL_assertion( d_ == left.face_dimension() );
CGAL_assertion( d_ == right.face_dimension() );
for( int i = 1; i <= d_; ++i )
{
if( left.vertex(i) < right.vertex(i) )
return true;
if( right.vertex(i) < left.vertex(i) )
return false;
}
return false;
}
};
template< class T >
struct Compare_vertices_for_upper_face
{
typedef typename T::Vertex_const_handle VCH;
const T & t_;
public:
Compare_vertices_for_upper_face(const T & t)
: t_(t)
{}
explicit Compare_vertices_for_upper_face();
bool operator()(const VCH & left, const VCH & right) const
{
if( left == right )
return false;
if( t_.is_infinite(left) )
return true;
if( t_.is_infinite(right) )
return false;
return left < right;
}
};
template< class T >
struct Compare_points_for_perturbation
{
typedef typename T::Geom_traits::Point_d Point;
const T & t_;
public:
Compare_points_for_perturbation(const T & t)
: t_(t)
{}
explicit Compare_points_for_perturbation();
bool operator()(const Point * left, const Point * right) const
{
return (SMALLER == t_.geom_traits().compare_lexicographically_d_object()(*left, *right));
}
};
template< class T >
struct Point_from_pointer
{
typedef const typename T::Geom_traits::Point_d * argument_type;
typedef const typename T::Geom_traits::Point_d result_type;
result_type & operator()(argument_type & x) const
{
return (*x);
}
const result_type & operator()(const argument_type & x) const
{
return (*x);
}
};
template< typename Vertex_handle, typename Point >
struct Point_from_vertex_handle
{
typedef Vertex_handle argument_type;
typedef Point result_type;
result_type & operator()(argument_type & x) const
{
return x->point();
}
const result_type & operator()(const argument_type & x) const
{
return x->point();
}
};
} // namespace Triangulation
} // namespace internal
} //namespace CGAL
#endif // CGAL_INTERNAL_TRIANGULATION_UTILITIES_H
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