195 lines
6.5 KiB
C++
Executable File
195 lines
6.5 KiB
C++
Executable File
// Copyright (c) 2012 GeometryFactory (France).
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// 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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// SPDX-License-Identifier: LGPL-3.0+
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//
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// Author(s) : Sebastien Loriot
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#ifndef CGAL_BOOST_GRAPH_PROPERTY_MAPS_H
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#define CGAL_BOOST_GRAPH_PROPERTY_MAPS_H
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#include <CGAL/property_map.h>
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#include <CGAL/boost/graph/properties.h>
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#include <boost/type_traits/is_const.hpp>
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#include <boost/mpl/if.hpp>
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#include <boost/type_traits/remove_const.hpp>
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namespace CGAL{
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//property map
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template < class TriangleMesh,
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class VertexPointMap = typename boost::property_map<TriangleMesh,vertex_point_t>::type >
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struct Triangle_from_face_descriptor_map{
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typename boost::remove_const<TriangleMesh>::type* m_tm;
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VertexPointMap m_vpm;
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Triangle_from_face_descriptor_map()
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: m_tm(NULL)
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{}
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Triangle_from_face_descriptor_map(TriangleMesh const* tm)
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: m_tm( const_cast<typename boost::remove_const<TriangleMesh>::type*>(tm) )
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, m_vpm( get(vertex_point, *m_tm) )
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{}
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Triangle_from_face_descriptor_map(TriangleMesh const* tm,
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VertexPointMap vpm )
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: m_tm(const_cast<typename boost::remove_const<TriangleMesh>::type*>(tm))
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, m_vpm(vpm)
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{}
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typedef typename boost::property_traits< VertexPointMap >::value_type Point_3;
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//classical typedefs
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typedef typename boost::graph_traits<TriangleMesh>::face_descriptor key_type;
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typedef typename Kernel_traits<Point_3>::Kernel::Triangle_3 value_type;
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typedef value_type reference;
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typedef boost::readable_property_map_tag category;
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//get function for property map
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inline friend
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reference
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get(const Triangle_from_face_descriptor_map<TriangleMesh,VertexPointMap>& pmap,
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key_type f)
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{
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typename boost::remove_const<TriangleMesh>::type & tm = *(pmap.m_tm);
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CGAL_precondition(halfedge(f,tm) == next(next(next(halfedge(f,tm),tm),tm),tm));
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return value_type( get(pmap.m_vpm, target(halfedge(f,tm),tm)),
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get(pmap.m_vpm, target(next(halfedge(f,tm),tm),tm)),
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get(pmap.m_vpm, source(halfedge(f,tm),tm)) );
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}
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};
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template < class PolygonMesh,
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class VertexPointMap = typename boost::property_map<PolygonMesh,vertex_point_t>::type >
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struct Segment_from_edge_descriptor_map{
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Segment_from_edge_descriptor_map()
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: m_pm(NULL)
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{}
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Segment_from_edge_descriptor_map(PolygonMesh const * pm)
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: m_pm( const_cast<typename boost::remove_const<PolygonMesh>::type*>(pm) )
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, m_vpm( get(vertex_point, *m_pm) )
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{}
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Segment_from_edge_descriptor_map(PolygonMesh const * pm,
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VertexPointMap vpm )
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: m_pm( const_cast<typename boost::remove_const<PolygonMesh>::type*>(pm) )
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, m_vpm(vpm)
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{}
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typedef typename boost::property_traits< VertexPointMap >::value_type Point_3;
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//classical typedefs
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typedef typename boost::graph_traits<PolygonMesh>::edge_descriptor key_type;
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typedef typename Kernel_traits<Point_3>::Kernel::Segment_3 value_type;
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typedef value_type reference;
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typedef boost::readable_property_map_tag category;
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//data
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typename boost::remove_const<PolygonMesh>::type* m_pm;
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VertexPointMap m_vpm;
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//get function for property map
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inline friend
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reference
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get(const Segment_from_edge_descriptor_map<PolygonMesh,VertexPointMap>& pmap,
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key_type h)
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{
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return value_type(get(pmap.m_vpm, source(h, *pmap.m_pm) ),
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get(pmap.m_vpm, target(h, *pmap.m_pm) ) );
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}
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};
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//property map to access a point from a face_descriptor
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template <class PolygonMesh,
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class VertexPointMap = typename boost::property_map<PolygonMesh,vertex_point_t>::type >
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struct One_point_from_face_descriptor_map{
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One_point_from_face_descriptor_map()
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: m_pm(NULL)
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{}
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One_point_from_face_descriptor_map(PolygonMesh const * g)
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: m_pm( const_cast<typename boost::remove_const<PolygonMesh>::type*>(g) )
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, m_vpm( get(vertex_point, *m_pm) )
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{}
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One_point_from_face_descriptor_map(PolygonMesh const * g, VertexPointMap vpm )
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: m_pm( const_cast<typename boost::remove_const<PolygonMesh>::type*>(g) )
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, m_vpm(vpm)
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{}
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typename boost::remove_const<PolygonMesh>::type* m_pm;
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VertexPointMap m_vpm;
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//classical typedefs
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typedef typename boost::graph_traits<PolygonMesh>::face_descriptor key_type;
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typedef typename boost::property_traits< VertexPointMap >::value_type value_type;
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typedef typename boost::property_traits< VertexPointMap >::reference reference;
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typedef boost::lvalue_property_map_tag category;
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//get function for property map
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inline friend
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reference
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get(const One_point_from_face_descriptor_map<PolygonMesh,VertexPointMap>& m,
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key_type f)
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{
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return get(m.m_vpm, target(halfedge(f, *m.m_pm), *m.m_pm));
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}
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};
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//property map to access a point from an edge
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template < class PolygonMesh,
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class VertexPointMap = typename boost::property_map<PolygonMesh,vertex_point_t>::type >
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struct Source_point_from_edge_descriptor_map{
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Source_point_from_edge_descriptor_map() : m_pm(NULL)
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{}
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Source_point_from_edge_descriptor_map(PolygonMesh const * g)
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: m_pm( const_cast<typename boost::remove_const<PolygonMesh>::type*>(g) )
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, m_vpm( get(vertex_point, *m_pm) )
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{}
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Source_point_from_edge_descriptor_map(PolygonMesh const * g, VertexPointMap vpm )
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: m_pm( const_cast<typename boost::remove_const<PolygonMesh>::type*>(g) )
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, m_vpm(vpm)
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{}
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//classical typedefs
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typedef typename boost::property_traits< VertexPointMap >::value_type value_type;
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typedef typename boost::property_traits< VertexPointMap >::reference reference;
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typedef typename boost::graph_traits<PolygonMesh>::edge_descriptor key_type;
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typedef boost::readable_property_map_tag category;
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//data
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typename boost::remove_const<PolygonMesh>::type* m_pm;
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VertexPointMap m_vpm;
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//get function for property map
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inline friend
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reference
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get(const Source_point_from_edge_descriptor_map<PolygonMesh,VertexPointMap>& pmap,
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key_type h)
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{
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return get(pmap.m_vpm, source(h, *pmap.m_pm) );
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}
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};
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} //namespace CGAL
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#endif // CGAL_BOOST_GRAPH_PROPERTY_MAPS_H
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