123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687 |
- //=======================================================================
- // Copyright 2001 University of Notre Dame.
- // Author: Jeremy G. Siek
- //
- // 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)
- //=======================================================================
- /*
- Sample output:
- G0:
- 0 --> 1
- 1 --> 2 3
- 2 --> 5
- 3 -->
- 4 --> 1 5
- 5 --> 3
- 0(0,1) 1(1,2) 2(1,3) 6(2,5) 3(4,1) 4(4,5) 5(5,3)
- G1:
- 2 --> 5
- 4 --> 5
- 5 -->
- 6(2,5) 4(4,5)
- G2:
- 0 --> 1
- 1 -->
- 0(0,1)
- */
- #include <boost/config.hpp>
- #include <iostream>
- #include <boost/graph/subgraph.hpp>
- #include <boost/graph/adjacency_list.hpp>
- #include <boost/graph/graph_utility.hpp>
- int main(int,char*[])
- {
- using namespace boost;
- typedef subgraph< adjacency_list<vecS, vecS, directedS,
- property<vertex_color_t, int>, property<edge_index_t, int> > > Graph;
- const int N = 6;
- Graph G0(N);
- enum { A, B, C, D, E, F}; // for conveniently refering to vertices in G0
- Graph& G1 = G0.create_subgraph();
- Graph& G2 = G0.create_subgraph();
- enum { A1, B1, C1 }; // for conveniently refering to vertices in G1
- enum { A2, B2 }; // for conveniently refering to vertices in G2
- add_vertex(C, G1); // global vertex C becomes local A1 for G1
- add_vertex(E, G1); // global vertex E becomes local B1 for G1
- add_vertex(F, G1); // global vertex F becomes local C1 for G1
-
- add_vertex(A, G2); // global vertex A becomes local A1 for G2
- add_vertex(B, G2); // global vertex B becomes local B1 for G2
- add_edge(A, B, G0);
- add_edge(B, C, G0);
- add_edge(B, D, G0);
- add_edge(E, B, G0);
- add_edge(E, F, G0);
- add_edge(F, D, G0);
- add_edge(A1, C1, G1); // (A1,C1) is subgraph G1 local indices for (C,F).
- std::cout << "G0:" << std::endl;
- print_graph(G0, get(vertex_index, G0));
- print_edges2(G0, get(vertex_index, G0), get(edge_index, G0));
- std::cout << std::endl;
- Graph::children_iterator ci, ci_end;
- int num = 1;
- for (boost::tie(ci, ci_end) = G0.children(); ci != ci_end; ++ci) {
- std::cout << "G" << num++ << ":" << std::endl;
- print_graph(*ci, get(vertex_index, *ci));
- print_edges2(*ci, get(vertex_index, *ci), get(edge_index, *ci));
- std::cout << std::endl;
- }
- return 0;
- }
|