117 lines
3.8 KiB
C++
117 lines
3.8 KiB
C++
//=======================================================================
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// Copyright 2005 Jeremy G. Siek
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// Authors: Jeremy G. Siek
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//
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//=======================================================================
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#ifndef ADJ_LIST_SERIALIZE_HPP
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#define ADJ_LIST_SERIALIZE_HPP
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#include <boost/graph/adjacency_list.hpp>
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#include <boost/graph/iteration_macros.hpp>
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#include <boost/pending/property_serialize.hpp>
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#include <boost/config.hpp>
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#include <boost/detail/workaround.hpp>
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#include <boost/serialization/collections_save_imp.hpp>
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#include <boost/serialization/collections_load_imp.hpp>
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#include <boost/serialization/split_free.hpp>
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namespace boost {
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namespace serialization {
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// Turn off tracking for adjacency_list. It's not polymorphic, and we
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// need to do this to enable saving of non-const adjacency lists.
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template<class OEL, class VL, class D, class VP, class EP, class GP, class EL>
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struct tracking_level<boost::adjacency_list<OEL,VL,D,VP,EP,GP,EL> > {
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typedef mpl::integral_c_tag tag;
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typedef mpl::int_<track_never> type;
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BOOST_STATIC_CONSTANT(int, value = tracking_level::type::value);
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};
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template<class Archive, class OEL, class VL, class D,
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class VP, class EP, class GP, class EL>
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inline void save(
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Archive & ar,
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const boost::adjacency_list<OEL,VL,D,VP,EP,GP,EL> &graph,
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const unsigned int /* file_version */
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){
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typedef adjacency_list<OEL,VL,D,VP,EP,GP,EL> Graph;
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typedef typename graph_traits<Graph>::vertex_descriptor Vertex;
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int V = num_vertices(graph);
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int E = num_edges(graph);
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ar << BOOST_SERIALIZATION_NVP(V);
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ar << BOOST_SERIALIZATION_NVP(E);
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// assign indices to vertices
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std::map<Vertex,int> indices;
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int num = 0;
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BGL_FORALL_VERTICES_T(v, graph, Graph) {
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indices[v] = num++;
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ar << serialization::make_nvp("vertex_property", get(vertex_all_t(), graph, v) );
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}
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// write edges
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BGL_FORALL_EDGES_T(e, graph, Graph) {
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ar << serialization::make_nvp("u" , indices[source(e,graph)]);
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ar << serialization::make_nvp("v" , indices[target(e,graph)]);
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ar << serialization::make_nvp("edge_property", get(edge_all_t(), graph, e) );
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}
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ar << serialization::make_nvp("graph_property", get_property(graph, graph_all_t()) );
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}
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template<class Archive, class OEL, class VL, class D,
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class VP, class EP, class GP, class EL>
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inline void load(
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Archive & ar,
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boost::adjacency_list<OEL,VL,D,VP,EP,GP,EL> &graph,
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const unsigned int /* file_version */
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){
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typedef adjacency_list<OEL,VL,D,VP,EP,GP,EL> Graph;
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typedef typename graph_traits<Graph>::vertex_descriptor Vertex;
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typedef typename graph_traits<Graph>::edge_descriptor Edge;
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unsigned int V;
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ar >> BOOST_SERIALIZATION_NVP(V);
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unsigned int E;
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ar >> BOOST_SERIALIZATION_NVP(E);
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std::vector<Vertex> verts(V);
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int i = 0;
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while(V-- > 0){
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Vertex v = add_vertex(graph);
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verts[i++] = v;
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ar >> serialization::make_nvp("vertex_property", get(vertex_all_t(), graph, v) );
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}
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while(E-- > 0){
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int u; int v;
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ar >> BOOST_SERIALIZATION_NVP(u);
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ar >> BOOST_SERIALIZATION_NVP(v);
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Edge e; bool inserted;
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boost::tie(e,inserted) = add_edge(verts[u], verts[v], graph);
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ar >> serialization::make_nvp("edge_property", get(edge_all_t(), graph, e) );
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}
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ar >> serialization::make_nvp("graph_property", get_property(graph, graph_all_t()) );
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}
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template<class Archive, class OEL, class VL, class D, class VP, class EP, class GP, class EL>
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inline void serialize(
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Archive & ar,
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boost::adjacency_list<OEL,VL,D,VP,EP,GP,EL> &graph,
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const unsigned int file_version
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){
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boost::serialization::split_free(ar, graph, file_version);
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}
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}//serialization
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}//boost
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#endif // ADJ_LIST_SERIALIZE_HPP
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