/usr/include/CGAL/HalfedgeDS_face_base.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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 | // Copyright (c) 1997
// Utrecht University (The Netherlands),
// ETH Zurich (Switzerland),
// INRIA Sophia-Antipolis (France),
// Max-Planck-Institute Saarbruecken (Germany),
// and Tel-Aviv University (Israel). 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 Lesser 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) : Lutz Kettner <kettner@mpi-sb.mpg.de>
#ifndef CGAL_HALFEDGEDS_FACE_BASE_H
#define CGAL_HALFEDGEDS_FACE_BASE_H 1
#include <CGAL/basic.h>
namespace CGAL {
// We use Tag_false to indicate that no plane type is provided.
template < class Refs, class T = Tag_true, class Pln = Tag_false>
class HalfedgeDS_face_base;
template < class Refs >
class HalfedgeDS_face_base< Refs, Tag_false, Tag_false> {
public:
typedef Refs HalfedgeDS;
typedef HalfedgeDS_face_base< Refs, Tag_false, Tag_false> Base;
typedef Tag_false Supports_face_halfedge;
typedef typename Refs::Vertex_handle Vertex_handle;
typedef typename Refs::Vertex_const_handle Vertex_const_handle;
typedef typename Refs::Halfedge_handle Halfedge_handle;
typedef typename Refs::Halfedge_const_handle Halfedge_const_handle;
typedef typename Refs::Face_handle Face_handle;
typedef typename Refs::Face_const_handle Face_const_handle;
typedef typename Refs::Vertex Vertex;
typedef typename Refs::Halfedge Halfedge;
// Additional tags required by Polyhedron.
typedef Tag_false Supports_face_plane;
struct Plane_not_supported {};
typedef Plane_not_supported Plane;
// No longer required.
// typedef Tag_false Supports_face_normal;
};
template < class Refs >
class HalfedgeDS_face_base< Refs, Tag_true, Tag_false> {
public:
typedef Refs HalfedgeDS;
typedef HalfedgeDS_face_base< Refs, Tag_true, Tag_false> Base;
typedef Tag_true Supports_face_halfedge;
typedef typename Refs::Vertex_handle Vertex_handle;
typedef typename Refs::Vertex_const_handle Vertex_const_handle;
typedef typename Refs::Halfedge_handle Halfedge_handle;
typedef typename Refs::Halfedge_const_handle Halfedge_const_handle;
typedef typename Refs::Face_handle Face_handle;
typedef typename Refs::Face_const_handle Face_const_handle;
typedef typename Refs::Vertex Vertex;
typedef typename Refs::Halfedge Halfedge;
// Additional tags required by Polyhedron.
typedef Tag_false Supports_face_plane;
struct Plane_not_supported {};
typedef Plane_not_supported Plane;
// No longer required.
//typedef Tag_false Supports_face_normal;
private:
Halfedge_handle hdg;
public:
Halfedge_handle halfedge() { return hdg; }
Halfedge_const_handle halfedge() const { return hdg; }
void set_halfedge( Halfedge_handle h) { hdg = h; }
};
template < class Refs, class Pln >
class HalfedgeDS_face_base< Refs, Tag_false, Pln> {
public:
typedef Refs HalfedgeDS;
typedef HalfedgeDS_face_base< Refs, Tag_false, Pln> Base;
typedef Tag_false Supports_face_halfedge;
typedef typename Refs::Vertex_handle Vertex_handle;
typedef typename Refs::Vertex_const_handle Vertex_const_handle;
typedef typename Refs::Halfedge_handle Halfedge_handle;
typedef typename Refs::Halfedge_const_handle Halfedge_const_handle;
typedef typename Refs::Face_handle Face_handle;
typedef typename Refs::Face_const_handle Face_const_handle;
typedef typename Refs::Vertex Vertex;
typedef typename Refs::Halfedge Halfedge;
// Additional tags and types required by Polyhedron.
typedef Tag_true Supports_face_plane;
typedef Pln Plane;
// No longer required.
//typedef Tag_true Supports_face_normal;
//typedef Trts Traits;
//typedef typename Traits::Normal Normal;
//typedef typename Traits::Plane Plane;
private:
Plane pln;
public:
HalfedgeDS_face_base() {}
HalfedgeDS_face_base( const Plane& g) : pln(g) {}
Plane& plane() { return pln; }
const Plane& plane() const { return pln; }
// No longer required.
// Normal normal() const { return pln.orthogonal_vector();}
};
template < class Refs, class Pln >
class HalfedgeDS_face_base< Refs, Tag_true, Pln> {
public:
typedef Refs HalfedgeDS;
typedef HalfedgeDS_face_base< Refs, Tag_true, Pln> Base;
typedef Tag_true Supports_face_halfedge;
typedef typename Refs::Vertex_handle Vertex_handle;
typedef typename Refs::Vertex_const_handle Vertex_const_handle;
typedef typename Refs::Halfedge_handle Halfedge_handle;
typedef typename Refs::Halfedge_const_handle Halfedge_const_handle;
typedef typename Refs::Face_handle Face_handle;
typedef typename Refs::Face_const_handle Face_const_handle;
typedef typename Refs::Vertex Vertex;
typedef typename Refs::Halfedge Halfedge;
// Additional tags and types required by Polyhedron.
typedef Tag_true Supports_face_plane;
typedef Pln Plane;
// No longer required.
//typedef Tag_true Supports_face_normal;
//typedef Trts Traits;
//typedef typename Traits::Normal Normal;
//typedef typename Traits::Plane Plane;
private:
Halfedge_handle hdg;
Plane pln;
public:
HalfedgeDS_face_base() {}
HalfedgeDS_face_base( const Plane& g) : pln(g) {}
Halfedge_handle halfedge() { return hdg; }
Halfedge_const_handle halfedge() const { return hdg; }
void set_halfedge( Halfedge_handle h) { hdg = h; }
Plane& plane() { return pln; }
const Plane& plane() const { return pln; }
// No longer required.
//Normal normal() const { return pln.orthogonal_vector();}
};
} //namespace CGAL
#endif // CGAL_HALFEDGEDS_FACE_BASE_H //
// EOF //
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