//=======================================================================
-// Copyright 2001 Jeremy G. Siek, Andrew Lumsdaine, Lie-Quan Lee,
+// Copyright 2001 Jeremy G. Siek, Andrew Lumsdaine, Lie-Quan Lee,
//
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
/*
IMPORTANT!!!
~~~~~~~~~~~~
- This example uses interfaces that have been deprecated and removed from Boost.Grpah.
- Someone needs to update it, as it does NOT compile.
+ This example uses interfaces that have been deprecated and removed from
+ Boost.Grpah. Someone needs to update it, as it does NOT compile.
*/
#include <boost/config.hpp>
#include <boost/lexical_cast.hpp>
#include <boost/graph/graphviz.hpp>
#include <boost/graph/prim_minimum_spanning_tree.hpp>
-int
-main()
+int main()
{
- using namespace boost;
- GraphvizGraph g_dot;
- read_graphviz("figs/telephone-network.dot", g_dot);
+ using namespace boost;
+ GraphvizGraph g_dot;
+ read_graphviz("figs/telephone-network.dot", g_dot);
- typedef adjacency_list < vecS, vecS, undirectedS, no_property,
- property < edge_weight_t, int > > Graph;
- Graph g(num_vertices(g_dot));
- property_map < GraphvizGraph, edge_attribute_t >::type
- edge_attr_map = get(edge_attribute, g_dot);
- graph_traits < GraphvizGraph >::edge_iterator ei, ei_end;
- for (boost::tie(ei, ei_end) = edges(g_dot); ei != ei_end; ++ei) {
- int weight = lexical_cast < int >(edge_attr_map[*ei]["label"]);
- property < edge_weight_t, int >edge_property(weight);
- add_edge(source(*ei, g_dot), target(*ei, g_dot), edge_property, g);
- }
+ typedef adjacency_list< vecS, vecS, undirectedS, no_property,
+ property< edge_weight_t, int > >
+ Graph;
+ Graph g(num_vertices(g_dot));
+ property_map< GraphvizGraph, edge_attribute_t >::type edge_attr_map
+ = get(edge_attribute, g_dot);
+ graph_traits< GraphvizGraph >::edge_iterator ei, ei_end;
+ for (boost::tie(ei, ei_end) = edges(g_dot); ei != ei_end; ++ei)
+ {
+ int weight = lexical_cast< int >(edge_attr_map[*ei]["label"]);
+ property< edge_weight_t, int > edge_property(weight);
+ add_edge(source(*ei, g_dot), target(*ei, g_dot), edge_property, g);
+ }
- typedef graph_traits < Graph >::vertex_descriptor Vertex;
- std::vector < Vertex > parent(num_vertices(g));
- property_map < Graph, edge_weight_t >::type weight = get(edge_weight, g);
+ typedef graph_traits< Graph >::vertex_descriptor Vertex;
+ std::vector< Vertex > parent(num_vertices(g));
+ property_map< Graph, edge_weight_t >::type weight = get(edge_weight, g);
#if defined(BOOST_MSVC) && BOOST_MSVC <= 1300
- property_map<Graph, vertex_index_t>::type indexmap = get(vertex_index, g);
- std::vector<std::size_t> distance(num_vertices(g));
- prim_minimum_spanning_tree(g, *vertices(g).first, &parent[0], &distance[0],
- weight, indexmap, default_dijkstra_visitor());
+ property_map< Graph, vertex_index_t >::type indexmap = get(vertex_index, g);
+ std::vector< std::size_t > distance(num_vertices(g));
+ prim_minimum_spanning_tree(g, *vertices(g).first, &parent[0], &distance[0],
+ weight, indexmap, default_dijkstra_visitor());
#else
- prim_minimum_spanning_tree(g, &parent[0]);
+ prim_minimum_spanning_tree(g, &parent[0]);
#endif
- int total_weight = 0;
- for (int v = 0; v < num_vertices(g); ++v)
- if (parent[v] != v)
- total_weight += get(weight, edge(parent[v], v, g).first);
- std::cout << "total weight: " << total_weight << std::endl;
+ int total_weight = 0;
+ for (int v = 0; v < num_vertices(g); ++v)
+ if (parent[v] != v)
+ total_weight += get(weight, edge(parent[v], v, g).first);
+ std::cout << "total weight: " << total_weight << std::endl;
- for (int u = 0; u < num_vertices(g); ++u)
- if (parent[u] != u)
- edge_attr_map[edge(parent[u], u, g_dot).first]["color"] = "black";
- std::ofstream out("figs/telephone-mst-prim.dot");
- graph_property < GraphvizGraph, graph_edge_attribute_t >::type &
- graph_edge_attr_map = get_property(g_dot, graph_edge_attribute);
- graph_edge_attr_map["color"] = "gray";
- write_graphviz(out, g_dot);
+ for (int u = 0; u < num_vertices(g); ++u)
+ if (parent[u] != u)
+ edge_attr_map[edge(parent[u], u, g_dot).first]["color"] = "black";
+ std::ofstream out("figs/telephone-mst-prim.dot");
+ graph_property< GraphvizGraph, graph_edge_attribute_t >::type&
+ graph_edge_attr_map
+ = get_property(g_dot, graph_edge_attribute);
+ graph_edge_attr_map["color"] = "gray";
+ write_graphviz(out, g_dot);
- return EXIT_SUCCESS;
+ return EXIT_SUCCESS;
}