| 1 | // Copyright (C) 2004-2008 The Trustees of Indiana University. |
|---|---|
| 2 | |
| 3 | // Use, modification and distribution is subject to the Boost Software |
| 4 | // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
| 5 | // http://www.boost.org/LICENSE_1_0.txt) |
| 6 | |
| 7 | #include <boost/graph/breadth_first_search.hpp> |
| 8 | #include <boost/graph/adjacency_list.hpp> |
| 9 | #include <boost/graph/metis.hpp> |
| 10 | #include <fstream> |
| 11 | |
| 12 | #ifdef BOOST_NO_EXCEPTIONS |
| 13 | void boost::throw_exception(std::exception const& ex) |
| 14 | { |
| 15 | std::cout << ex.what() << std::endl; |
| 16 | abort(); |
| 17 | } |
| 18 | #endif |
| 19 | |
| 20 | using namespace boost; |
| 21 | |
| 22 | /* An undirected graph with distance values stored on the vertices. */ |
| 23 | typedef adjacency_list< vecS, vecS, undirectedS, |
| 24 | property< vertex_distance_t, std::size_t > > |
| 25 | Graph; |
| 26 | |
| 27 | int main(int argc, char* argv[]) |
| 28 | { |
| 29 | // Parse command-line options |
| 30 | const char* filename = "weighted_graph.gr"; |
| 31 | if (argc > 1) |
| 32 | filename = argv[1]; |
| 33 | |
| 34 | // Open the METIS input file |
| 35 | std::ifstream in(filename); |
| 36 | assert(in.good()); |
| 37 | graph::metis_reader reader(in); |
| 38 | |
| 39 | // Load the graph using the default distribution |
| 40 | Graph g(reader.begin(), reader.end(), reader.num_vertices()); |
| 41 | |
| 42 | return 0; |
| 43 | } |
| 44 |