mirror of https://github.com/CGAL/cgal
234 lines
7.6 KiB
C++
234 lines
7.6 KiB
C++
// Copyright (c) 2007 GeometryFactory (France). All rights reserved.
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//
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// This file is part of CGAL (www.cgal.org); you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation; either version 3 of the License,
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// or (at your option) any later version.
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//
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// Licensees holding a valid commercial license may use this file in
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// accordance with the commercial license agreement provided with the software.
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//
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// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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//
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// $URL$
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// $Id$
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//
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//
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// Author(s) : Andreas Fabri, Fernando Cacciola
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#ifndef CGAL_BOOST_GRAPH_BGL_PROPERTIES_H
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#define CGAL_BOOST_GRAPH_BGL_PROPERTIES_H
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#include <CGAL/property_map.h>
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#include <boost/graph/properties.hpp>
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#include <boost/graph/graph_traits.hpp>
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#include <boost/foreach.hpp>
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#include <CGAL/basic.h>
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#include <string>
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/// Boost Namespace
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namespace boost {
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/// \ingroup PkgBGLProperties
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/// @{
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/// A property tag which refers to the geometric embedding property
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/// of a vertex of a \ref HalfedgeGraph.
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enum vertex_point_t { vertex_point };
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enum vertex_external_index_t { vertex_external_index } ;
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/// A property tag which refers to the property
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/// of a halfedge of being a border halfedge.
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enum edge_external_index_t { edge_external_index } ;
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/// A property tag which identifies the *index* property of
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/// a halfedge of a \ref HalfedgeGraph.
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enum halfedge_index_t { halfedge_index };
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enum halfedge_external_index_t { halfedge_external_index } ;
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/// A property tag which identifies the *index* property of
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/// a face of a \ref FaceGraph.
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enum face_index_t { face_index };
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enum face_external_index_t { face_external_index } ;
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template <typename T>
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struct vertex_property_t
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{
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vertex_property_t(const std::string s, const T& t = T())
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: s(s), t(t)
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{}
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std::string s;
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T t;
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};
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template<typename Graph, typename PropertyTag>
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struct graph_has_property : CGAL::Tag_false {};
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struct cgal_no_property
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{
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typedef bool type;
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typedef const bool const_type;
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};
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/// @}
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// Introduce those two tags so we can use BOOST_INSTALL_PROPERTY
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// macro. This is dangerous because we now rely on implementation
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// details.
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struct halfedge_property_tag { };
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struct face_property_tag { };
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BOOST_INSTALL_PROPERTY(vertex, point);
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BOOST_INSTALL_PROPERTY(vertex, external_index);
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BOOST_INSTALL_PROPERTY(halfedge, external_index);
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BOOST_INSTALL_PROPERTY(edge, external_index);
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BOOST_INSTALL_PROPERTY(face, index);
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BOOST_INSTALL_PROPERTY(face, external_index);
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} // boost
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namespace CGAL {
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using boost::vertex_point_t;
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using boost::vertex_point;
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using boost::vertex_external_index_t;
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using boost::vertex_external_index;
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using boost::halfedge_index_t;
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using boost::halfedge_index;
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using boost::halfedge_external_index_t;
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using boost::halfedge_external_index;
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using boost::edge_external_index_t;
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using boost::edge_external_index;
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using boost::face_index_t;
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using boost::face_index;
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using boost::face_external_index_t;
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using boost::face_external_index;
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using boost::vertex_property_t;
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} // CGAL
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namespace CGAL{
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namespace helpers {
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// matches read-write property maps
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template <class PolygonMesh, class FaceIndexMap, class Tag>
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void init_face_indices(PolygonMesh& pm,
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FaceIndexMap& fid,
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boost::read_write_property_map_tag,
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Tag)
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{
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typename boost::property_traits<FaceIndexMap>::value_type i = 0;
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BOOST_FOREACH(typename boost::graph_traits<PolygonMesh>::face_descriptor fd,
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faces(pm))
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{
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put(fid, fd, i);
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++i;
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}
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}
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template <class PolygonMesh, class VertexIndexMap, class Tag>
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void init_vertex_indices(PolygonMesh& pm,
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VertexIndexMap& vid,
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boost::read_write_property_map_tag,
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Tag)
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{
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typename boost::property_traits<VertexIndexMap>::value_type i = 0;
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BOOST_FOREACH(typename boost::graph_traits<PolygonMesh>::vertex_descriptor vd,
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vertices(pm))
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{
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put(vid, vd, i);
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++i;
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}
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}
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template <class PolygonMesh, class HalfedgeIndexMap, class Tag>
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void init_halfedge_indices(PolygonMesh& pm,
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HalfedgeIndexMap& hid,
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boost::read_write_property_map_tag,
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Tag)
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{
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typename boost::property_traits<HalfedgeIndexMap>::value_type i = 0;
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BOOST_FOREACH(typename boost::graph_traits<PolygonMesh>::halfedge_descriptor hd,
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halfedges(pm))
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{
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put(hid, hd, i);
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++i;
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}
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}
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// matches mutable Lvalue property maps
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template <class PolygonMesh, class FaceIndexMap>
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void init_face_indices(PolygonMesh& pm,
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FaceIndexMap& fid,
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boost::lvalue_property_map_tag,
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boost::false_type)
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{
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init_face_indices(pm, fid,
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boost::read_write_property_map_tag(), boost::false_type());
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}
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template <class PolygonMesh, class VertexIndexMap>
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void init_vertex_indices(PolygonMesh& pm,
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VertexIndexMap& vid,
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boost::lvalue_property_map_tag,
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boost::false_type)
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{
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init_vertex_indices(pm, vid,
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boost::read_write_property_map_tag(), boost::false_type());
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}
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template <class PolygonMesh, class HalfedgeIndexMap>
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void init_halfedge_indices(PolygonMesh& pm,
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HalfedgeIndexMap& hid,
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boost::lvalue_property_map_tag,
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boost::false_type)
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{
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init_halfedge_indices(pm, hid,
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boost::read_write_property_map_tag(), boost::false_type());
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}
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// matches all other types of property map
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template <class PolygonMesh, class FaceIndexMap, class MapTag, class Tag>
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void init_face_indices(PolygonMesh&, FaceIndexMap, MapTag, Tag)
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{}
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template <class PolygonMesh, class VertexIndexMap, class MapTag, class Tag>
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void init_vertex_indices(PolygonMesh&, VertexIndexMap, MapTag, Tag)
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{}
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template <class PolygonMesh, class HalfedgeIndexMap, class MapTag, class Tag>
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void init_halfedge_indices(PolygonMesh&, HalfedgeIndexMap, MapTag, Tag)
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{}
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template <class PolygonMesh, class FaceIndexMap>
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void init_face_indices(PolygonMesh& pm, FaceIndexMap fid)
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{
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init_face_indices(pm, fid,
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typename boost::property_traits<FaceIndexMap>::category(),
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typename boost::is_const<
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typename boost::remove_reference<
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typename boost::property_traits<FaceIndexMap>::reference
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>::type >::type() );
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}
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template <class PolygonMesh, class VertexIndexMap>
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void init_vertex_indices(PolygonMesh& pm, VertexIndexMap vid)
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{
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init_vertex_indices(pm, vid,
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typename boost::property_traits<VertexIndexMap>::category(),
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typename boost::is_const<
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typename boost::remove_reference<
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typename boost::property_traits<VertexIndexMap>::reference
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>::type >::type() );
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}
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template <class PolygonMesh, class HalfedgeIndexMap>
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void init_halfedge_indices(PolygonMesh& pm, HalfedgeIndexMap hid)
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{
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init_halfedge_indices(pm, hid,
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typename boost::property_traits<HalfedgeIndexMap>::category(),
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typename boost::is_const<
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typename boost::remove_reference<
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typename boost::property_traits<HalfedgeIndexMap>::reference
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>::type >::type() );
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}
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} } //end of namespace CGAL::helpers
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#endif // CGAL_BOOST_GRAPH_BGL_PROPERTIES_H
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