mirror of https://github.com/CGAL/cgal
505 lines
16 KiB
C++
505 lines
16 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)
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//
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// $URL$
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// $Id$
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// SPDX-License-Identifier: LGPL-3.0-or-later OR LicenseRef-Commercial
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//
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//
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// Author(s) : Andreas Fabri, Fernando Cacciola
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// note only the properties below are protected by the macro,
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// the rest of the file is the shared implementation of properties for
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// Polyhedron and HalfedgeDS_default
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#ifndef CGAL_BOOST_GRAPH_PROPERTIES_HALFEDGEDS_BASE_H
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#define CGAL_BOOST_GRAPH_PROPERTIES_HALFEDGEDS_BASE_H
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#include <CGAL/boost/graph/properties.h>
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#include <CGAL/Unique_hash_map.h>
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#include <CGAL/number_utils.h>
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#include <memory>
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#include <CGAL/boost/graph/internal/Has_member_id.h>
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#include <CGAL/Distance_3/Point_3_Point_3.h>
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#include <CGAL/Dynamic_property_map.h>
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namespace CGAL {
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namespace internal {
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template<class Handle>
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class HDS_index_map_external
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: public boost::put_get_helper<std::size_t&, HDS_index_map_external<Handle> >
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{
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public:
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typedef boost::lvalue_property_map_tag category;
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typedef std::size_t value_type;
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typedef std::size_t& reference;
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typedef Handle key_type;
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private:
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typedef CGAL::Unique_hash_map<key_type,std::size_t> Map;
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public:
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template <typename InputIterator>
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HDS_index_map_external(InputIterator begin, InputIterator end, std::size_t max)
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: map_(new Map(begin, end, 0, std::size_t(-1), max)) {}
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reference operator[](const key_type& k) const { return (*map_)[k]; }
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private:
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std::shared_ptr<Map> map_;
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};
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// Special case for edges.
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template<class Polyhedron>
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class HDS_edge_index_map_external
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: public boost::put_get_helper<std::size_t&, HDS_edge_index_map_external<Polyhedron> >
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{
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public:
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typedef boost::lvalue_property_map_tag category;
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typedef std::size_t value_type;
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typedef std::size_t& reference;
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typedef typename boost::graph_traits<Polyhedron>::edge_descriptor key_type;
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private:
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typedef CGAL::Unique_hash_map<key_type,std::size_t> Map;
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public:
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HDS_edge_index_map_external(Polyhedron& p)
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: map_(new Map(std::size_t(-1), num_halfedges(p)))
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{
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unsigned int data = 0;
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typename boost::graph_traits<Polyhedron>::edge_iterator it, end;
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for(boost::tie(it, end) = edges(p); it != end; ++it, ++data)
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(*map_)[*it] = data;
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}
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reference operator[](const key_type& k) const { return (*map_)[k]; }
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private:
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std::shared_ptr<Map> map_;
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};
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template<typename Handle, typename FT>
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struct HDS_wrap_squared
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{
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typedef FT value_type;
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typedef FT reference;
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typedef Handle key_type;
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typedef boost::readable_property_map_tag category;
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template<typename E>
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FT operator[](const E& e) const {
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return approximate_sqrt(CGAL::squared_distance(e.halfedge()->vertex()->point(),
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e.halfedge()->opposite()->vertex()->point()));
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}
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friend inline
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value_type get(const HDS_wrap_squared& m, const key_type k)
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{
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return m[k];
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}
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};
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}
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// the tag we dispatch on from property_map<G, Property>
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template <class HDS, class Tag>
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struct HDS_property_map {};
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} // end of CGAL::internal namespace
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#endif // CGAL_BOOST_GRAPH_PROPERTIES_HALFEDGEDS_BASE_H
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#if !defined(CGAL_HDS_TMPLT) || ! defined(CGAL_HDS_CLASS)
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#error CGAL_HDS_TMPLT or CGAL_HDS_CLASS is not defined
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#endif
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namespace CGAL {
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// generalized 2-ary get functions
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template<class CGAL_HDS_TMPLT, class PropertyTag>
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typename boost::property_map<CGAL_HDS_CLASS, PropertyTag >::const_type
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get(PropertyTag,CGAL_HDS_CLASS const&)
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{ return typename boost::property_map<CGAL_HDS_CLASS, PropertyTag >::const_type(); }
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template<class CGAL_HDS_TMPLT, class PropertyTag>
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typename boost::property_map<CGAL_HDS_CLASS, PropertyTag >::type
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get(PropertyTag,CGAL_HDS_CLASS&)
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{ return typename boost::property_map<CGAL_HDS_CLASS, PropertyTag >::type(); }
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// generalized 3-ary get functions
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template<class CGAL_HDS_TMPLT, class PropertyTag, class Key,
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class F = std::enable_if_t<!std::is_same_v<PropertyTag, dynamic_vertex_property_t<Key>> &&
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!std::is_same_v<PropertyTag, dynamic_halfedge_property_t<Key>> &&
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!std::is_same_v<PropertyTag, dynamic_edge_property_t<Key>> &&
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!std::is_same_v<PropertyTag, dynamic_face_property_t<Key>>
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>
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>
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typename boost::property_traits< typename boost::property_map<CGAL_HDS_CLASS, PropertyTag >::type >::reference
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get(PropertyTag p,CGAL_HDS_CLASS& g, const Key& key)
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{
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return get(get(p, g), key);
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}
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template<class CGAL_HDS_TMPLT, class PropertyTag, class Key>
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typename boost::property_traits< typename boost::property_map<CGAL_HDS_CLASS, PropertyTag >::const_type >::reference
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get(PropertyTag p,CGAL_HDS_CLASS const& g, const Key& key)
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{ return get(get(p, g), key); }
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#define DECLARE_HDS_DYNAMIC_PM(TAG, DESCRIPTOR) \
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template <typename CGAL_HDS_TMPLT, class T> \
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typename boost::property_map<CGAL_HDS_CLASS, TAG >::const_type \
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get(const TAG&, const CGAL_HDS_CLASS&, const T& dv = T()) \
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{ \
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typedef typename boost::graph_traits< CGAL_HDS_CLASS >::DESCRIPTOR descriptor; \
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return internal::Dynamic_property_map<descriptor,T>(dv); \
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}
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DECLARE_HDS_DYNAMIC_PM(dynamic_vertex_property_t<T>, vertex_descriptor)
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DECLARE_HDS_DYNAMIC_PM(dynamic_halfedge_property_t<T>, halfedge_descriptor)
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DECLARE_HDS_DYNAMIC_PM(dynamic_edge_property_t<T>, edge_descriptor)
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DECLARE_HDS_DYNAMIC_PM(dynamic_face_property_t<T>, face_descriptor)
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#undef DECLARE_HDS_DYNAMIC_PM
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// generalized put
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template<class CGAL_HDS_TMPLT, class PropertyTag, class Key,class Value>
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void put(PropertyTag p,CGAL_HDS_CLASS& g, const Key& key, const Value& value)
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{
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typedef typename boost::property_map<CGAL_HDS_CLASS, PropertyTag>::type Map;
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Map pmap = get(p, g);
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put(pmap, key, value);
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}
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// specialization needs to be repeated for halfedge, vertex, face
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#define DECLARE_HDS_INDEX_PM(ENTITY, TAG, ACCESSOR) \
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template<class CGAL_HDS_TMPLT> \
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struct HDS_property_map<CGAL_HDS_CLASS, \
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boost::ENTITY##TAG> { \
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struct bind_ { \
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typedef internal::ACCESSOR##_accessor< \
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CGAL_HDS_CLASS, \
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typename boost::graph_traits< CGAL_HDS_CLASS \
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>::ENTITY##_descriptor > type;\
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typedef type const_type; \
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}; \
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};
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DECLARE_HDS_INDEX_PM(halfedge, _index_t, Index)
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DECLARE_HDS_INDEX_PM(vertex, _index_t, Index)
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DECLARE_HDS_INDEX_PM(face, _index_t, Index)
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} // end of CGAL namespace
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#undef DECLARE_HDS_INDEX_PM
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namespace CGAL {
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// not done with macros, because HDS_edge::id does not return a
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// reference
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template<class CGAL_HDS_TMPLT>
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struct HDS_property_map<CGAL_HDS_CLASS, boost::edge_index_t>
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{
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struct bind_
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{
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typedef internal::Edge_index_accessor<
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typename boost::graph_traits<
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CGAL_HDS_CLASS
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>::edge_descriptor > type;
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typedef type const_type;
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};
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};
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template<class CGAL_HDS_TMPLT>
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struct HDS_property_map<CGAL_HDS_CLASS, boost::edge_weight_t>
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{
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struct bind_
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{
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typedef typename CGAL_HDS_CLASS::Traits::FT FT;
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typedef typename boost::graph_traits<CGAL_HDS_CLASS >::edge_descriptor edge_descriptor;
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typedef internal::HDS_wrap_squared<edge_descriptor,FT> type;
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typedef type const_type;
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};
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};
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template<class CGAL_HDS_TMPLT>
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struct HDS_property_map<CGAL_HDS_CLASS,vertex_point_t>
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{
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struct bind_
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{
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typedef internal::Point_accessor<
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typename boost::graph_traits<
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CGAL_HDS_CLASS
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>::vertex_descriptor,
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typename Gt::Point_3, typename Gt::Point_3&> type;
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typedef internal::Point_accessor<
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typename boost::graph_traits<
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CGAL_HDS_CLASS
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>::vertex_descriptor,
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typename Gt::Point_3, const typename Gt::Point_3&> const_type;
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};
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};
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//
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// external indices
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//
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template<class CGAL_HDS_TMPLT>
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struct HDS_property_map<CGAL_HDS_CLASS, edge_external_index_t>
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{
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struct bind_
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{
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typedef internal::HDS_edge_index_map_external<
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CGAL_HDS_CLASS
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> type;
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typedef type const_type;
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};
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};
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template<class CGAL_HDS_TMPLT>
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struct HDS_property_map<CGAL_HDS_CLASS, halfedge_external_index_t>
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{
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struct bind_
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{
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typedef internal::HDS_index_map_external<
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typename boost::graph_traits<
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CGAL_HDS_CLASS
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>::halfedge_descriptor > type;
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typedef type const_type;
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};
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};
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template<class CGAL_HDS_TMPLT>
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struct HDS_property_map<CGAL_HDS_CLASS, vertex_external_index_t>
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{
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struct bind_
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{
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typedef internal::HDS_index_map_external<
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typename boost::graph_traits<
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CGAL_HDS_CLASS
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>::vertex_descriptor > type;
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typedef type const_type;
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};
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};
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template<class CGAL_HDS_TMPLT>
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struct HDS_property_map<CGAL_HDS_CLASS, face_external_index_t>
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{
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struct bind_
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{
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typedef internal::HDS_index_map_external<
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typename boost::graph_traits<
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CGAL_HDS_CLASS
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>::face_descriptor > type;
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typedef type const_type;
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};
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};
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template<class CGAL_HDS_TMPLT>
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typename boost::property_map<CGAL_HDS_CLASS, boost::edge_external_index_t >::const_type
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get(boost::edge_external_index_t,CGAL_HDS_CLASS const& p)
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{
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return typename boost::property_map<CGAL_HDS_CLASS, boost::edge_external_index_t >::const_type(
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const_cast<CGAL_HDS_CLASS& >(p));
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}
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template<class CGAL_HDS_TMPLT>
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typename boost::property_map<CGAL_HDS_CLASS, boost::halfedge_external_index_t >::const_type
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get(boost::halfedge_external_index_t,CGAL_HDS_CLASS const& p)
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{
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CGAL_HDS_CLASS& ncp = const_cast<CGAL_HDS_CLASS&>(p);
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return typename boost::property_map<CGAL_HDS_CLASS, boost::halfedge_external_index_t >::const_type(
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ncp.halfedges_begin(), ncp.halfedges_end(), ncp.size_of_halfedges());
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}
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template<class CGAL_HDS_TMPLT>
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typename boost::property_map<CGAL_HDS_CLASS, boost::vertex_external_index_t >::const_type
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get(boost::vertex_external_index_t,CGAL_HDS_CLASS const& p)
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{
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CGAL_HDS_CLASS& ncp = const_cast<CGAL_HDS_CLASS&>(p);
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return typename boost::property_map<CGAL_HDS_CLASS, boost::vertex_external_index_t >::const_type(
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ncp.vertices_begin(), ncp.vertices_end(), ncp.size_of_vertices());
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}
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template<class CGAL_HDS_TMPLT>
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typename boost::property_map<CGAL_HDS_CLASS, boost::face_external_index_t >::const_type
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get(boost::face_external_index_t,CGAL_HDS_CLASS const& p)
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{
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CGAL_HDS_CLASS& ncp = const_cast<CGAL_HDS_CLASS&>(p);
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return typename boost::property_map<CGAL_HDS_CLASS, boost::face_external_index_t >::const_type(
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ncp.facets_begin(), ncp.facets_end(), ncp.size_of_facets());
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}
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// the same blurb for non-const
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template<class CGAL_HDS_TMPLT>
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typename boost::property_map<CGAL_HDS_CLASS, boost::edge_external_index_t >::type
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get(boost::edge_external_index_t,CGAL_HDS_CLASS& p)
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{
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return typename boost::property_map<CGAL_HDS_CLASS, boost::edge_external_index_t >::type(
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p);
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}
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template<class CGAL_HDS_TMPLT>
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typename boost::property_map<CGAL_HDS_CLASS, boost::halfedge_external_index_t >::type
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get(boost::halfedge_external_index_t,CGAL_HDS_CLASS & ncp)
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{
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return typename boost::property_map<CGAL_HDS_CLASS, boost::halfedge_external_index_t >::type(
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ncp.halfedges_begin(), ncp.halfedges_end(), ncp.size_of_halfedges());
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}
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template<class CGAL_HDS_TMPLT>
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typename boost::property_map<CGAL_HDS_CLASS, boost::vertex_external_index_t >::type
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get(boost::vertex_external_index_t,CGAL_HDS_CLASS & ncp)
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{
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return typename boost::property_map<CGAL_HDS_CLASS, boost::vertex_external_index_t >::type(
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ncp.vertices_begin(), ncp.vertices_end(), ncp.size_of_vertices());
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}
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template<class CGAL_HDS_TMPLT>
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typename boost::property_map<CGAL_HDS_CLASS, boost::face_external_index_t >::type
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get(boost::face_external_index_t,CGAL_HDS_CLASS & ncp)
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{
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return typename boost::property_map<CGAL_HDS_CLASS, boost::face_external_index_t >::type(
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ncp.facets_begin(), ncp.facets_end(), ncp.size_of_facets());
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}
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} // end of CGAL namespace
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namespace boost {
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// property_map dispatcher into Polyhedron
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template<class CGAL_HDS_TMPLT, class Tag>
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struct property_map<CGAL_HDS_CLASS, Tag>
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{
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typedef typename CGAL::HDS_property_map<CGAL_HDS_CLASS, Tag>::
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bind_ map_gen;
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typedef typename map_gen::type type;
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typedef typename map_gen::const_type const_type;
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};
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// property_map dispatcher into const Polyhedron
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template<class CGAL_HDS_TMPLT, class Tag>
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struct property_map<const CGAL_HDS_CLASS, Tag>
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{
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typedef typename CGAL::HDS_property_map<CGAL_HDS_CLASS, Tag>::
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bind_ map_gen;
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typedef typename map_gen::type type;
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typedef typename map_gen::const_type const_type;
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};
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template<class CGAL_HDS_TMPLT, class T>
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struct property_map<CGAL_HDS_CLASS, CGAL::dynamic_vertex_property_t<T> >
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{
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typedef CGAL_HDS_CLASS G;
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typedef typename boost::graph_traits<G>::vertex_descriptor vertex_descriptor;
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typedef CGAL::internal::Dynamic_property_map<vertex_descriptor,T> type;
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typedef type const_type;
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};
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template<class CGAL_HDS_TMPLT, class T>
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struct property_map<CGAL_HDS_CLASS, CGAL::dynamic_halfedge_property_t<T> >
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{
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typedef CGAL_HDS_CLASS G;
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typedef typename boost::graph_traits<G>::halfedge_descriptor halfedge_descriptor;
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typedef CGAL::internal::Dynamic_property_map<halfedge_descriptor,T> type;
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typedef type const_type;
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};
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template<class CGAL_HDS_TMPLT, class T>
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struct property_map<CGAL_HDS_CLASS, CGAL::dynamic_edge_property_t<T> >
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{
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typedef CGAL_HDS_CLASS G;
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typedef typename boost::graph_traits<G>::edge_descriptor edge_descriptor;
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typedef CGAL::internal::Dynamic_property_map<edge_descriptor,T> type;
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typedef type const_type;
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};
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template<class CGAL_HDS_TMPLT, class T>
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struct property_map<CGAL_HDS_CLASS, CGAL::dynamic_face_property_t<T> >
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{
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typedef CGAL_HDS_CLASS G;
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typedef typename boost::graph_traits<G>::face_descriptor face_descriptor;
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typedef CGAL::internal::Dynamic_property_map<face_descriptor,T> type;
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typedef type const_type;
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};
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// What are those needed for ???
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template<class CGAL_HDS_TMPLT>
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struct edge_property_type<CGAL_HDS_CLASS >
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{
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typedef edge_weight_t type;
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};
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template<class CGAL_HDS_TMPLT>
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struct vertex_property_type<CGAL_HDS_CLASS >
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{
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typedef CGAL::vertex_point_t type;
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};
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template<class CGAL_HDS_TMPLT>
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struct vertex_property_type<const CGAL_HDS_CLASS >
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{
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typedef CGAL::vertex_point_t type;
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};
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} // end of boost namespace
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namespace CGAL{
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template<class CGAL_HDS_TMPLT>
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struct graph_has_property<CGAL_HDS_CLASS, boost::vertex_point_t>
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: CGAL::Tag_true {};
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template<class CGAL_HDS_TMPLT>
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struct graph_has_property<CGAL_HDS_CLASS, boost::edge_weight_t>
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: CGAL::Tag_true {};
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template<class CGAL_HDS_TMPLT>
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struct graph_has_property<CGAL_HDS_CLASS, boost::edge_index_t>
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: CGAL::Boolean_tag<
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CGAL::internal::Has_member_id<
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typename boost::graph_traits<CGAL_HDS_CLASS >::edge_descriptor
|
|
>::value
|
|
>
|
|
{};
|
|
|
|
template<class CGAL_HDS_TMPLT>
|
|
struct graph_has_property<CGAL_HDS_CLASS, boost::face_index_t>
|
|
: CGAL::Boolean_tag<
|
|
CGAL::internal::Has_member_id<
|
|
typename CGAL_HDS_CLASS::Facet
|
|
>::value
|
|
>
|
|
{};
|
|
|
|
template<class CGAL_HDS_TMPLT>
|
|
struct graph_has_property<CGAL_HDS_CLASS, boost::halfedge_index_t>
|
|
: CGAL::Boolean_tag<
|
|
CGAL::internal::Has_member_id<
|
|
typename CGAL_HDS_CLASS::Halfedge
|
|
>::value
|
|
>
|
|
{};
|
|
|
|
template<class CGAL_HDS_TMPLT>
|
|
struct graph_has_property<CGAL_HDS_CLASS, boost::vertex_index_t>
|
|
: CGAL::Boolean_tag<
|
|
CGAL::internal::Has_member_id<
|
|
typename CGAL_HDS_CLASS::Vertex
|
|
>::value
|
|
>
|
|
{};
|
|
}// end of CGAL namespace
|
|
|
|
#undef CGAL_HDS_TMPLT
|
|
#undef CGAL_HDS_CLASS
|