graph/example/vf2_sub_graph_iso_multi_example.cpp
2015-01-31 23:00:53 +01:00

90 lines
3.3 KiB
C++

//=======================================================================
// Copyright (C) 2012 Flavio De Lorenzi (fdlorenzi@gmail.com)
//
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//=======================================================================
#include <boost/graph/adjacency_list.hpp>
#include <boost/graph/vf2_sub_graph_iso.hpp>
using namespace boost;
int main() {
typedef property<edge_name_t, char> edge_property;
typedef property<vertex_name_t, char, property<vertex_index_t, int> > vertex_property;
// Using a vecS graphs => the index maps are implicit.
typedef adjacency_list<vecS, vecS, bidirectionalS, vertex_property, edge_property> graph_type;
// Build graph1
graph_type graph1;
add_vertex(vertex_property('a'), graph1);
add_vertex(vertex_property('a'), graph1);
add_vertex(vertex_property('a'), graph1);
add_edge(0, 1, edge_property('b'), graph1);
add_edge(0, 1, edge_property('b'), graph1);
add_edge(0, 1, edge_property('d'), graph1);
add_edge(1, 2, edge_property('s'), graph1);
add_edge(2, 2, edge_property('l'), graph1);
add_edge(2, 2, edge_property('l'), graph1);
// Build graph2
graph_type graph2;
add_vertex(vertex_property('a'), graph2);
add_vertex(vertex_property('a'), graph2);
add_vertex(vertex_property('a'), graph2);
add_vertex(vertex_property('a'), graph2);
add_vertex(vertex_property('a'), graph2);
add_vertex(vertex_property('a'), graph2);
add_edge(0, 1, edge_property('a'), graph2);
add_edge(0, 1, edge_property('a'), graph2);
add_edge(0, 1, edge_property('b'), graph2);
add_edge(1, 2, edge_property('s'), graph2);
add_edge(2, 3, edge_property('b'), graph2);
add_edge(2, 3, edge_property('d'), graph2);
add_edge(2, 3, edge_property('b'), graph2);
add_edge(3, 4, edge_property('s'), graph2);
add_edge(4, 4, edge_property('l'), graph2);
add_edge(4, 4, edge_property('l'), graph2);
add_edge(4, 5, edge_property('c'), graph2);
add_edge(4, 5, edge_property('c'), graph2);
add_edge(4, 5, edge_property('c'), graph2);
add_edge(5, 0, edge_property('s'), graph2);
// create predicates
typedef property_map<graph_type, vertex_name_t>::type vertex_name_map_t;
typedef property_map_equivalent<vertex_name_map_t, vertex_name_map_t> vertex_comp_t;
vertex_comp_t vertex_comp =
make_property_map_equivalent(get(vertex_name, graph1), get(vertex_name, graph2));
typedef property_map<graph_type, edge_name_t>::type edge_name_map_t;
typedef property_map_equivalent<edge_name_map_t, edge_name_map_t> edge_comp_t;
edge_comp_t edge_comp =
make_property_map_equivalent(get(edge_name, graph1), get(edge_name, graph2));
// Create callback
vf2_print_callback<graph_type, graph_type> callback(graph1, graph2);
// Print out all subgraph isomorphism mappings between graph1 and graph2.
// Function vertex_order_by_mult is used to compute the order of
// vertices of graph1. This is the order in which the vertices are examined
// during the matching process.
vf2_subgraph_iso(graph1, graph2, callback, vertex_order_by_mult(graph1),
edges_equivalent(edge_comp).vertices_equivalent(vertex_comp));
return 0;
}