FM / distributed

/usr/include/boost/graph/distributed

Name	Size	Mode	Actions
adjlist/	-	0755	rm
detail/	-	0755	rm
adjacency_list.hpp	149777	0644	edit dl rm
betweenness_centrality.hpp	70132	0644	edit dl rm
boman_et_al_graph_coloring.hpp	12987	0644	edit dl rm
breadth_first_search.hpp	5209	0644	edit dl rm
compressed_sparse_row_graph.hpp	81805	0644	edit dl rm
concepts.hpp	7028	0644	edit dl rm
connected_components.hpp	28401	0644	edit dl rm
connected_components_parallel_search.hpp	15059	0644	edit dl rm
crauser_et_al_shortest_paths.hpp	25342	0644	edit dl rm
dehne_gotz_min_spanning_tree.hpp	38687	0644	edit dl rm
delta_stepping_shortest_paths.hpp	19415	0644	edit dl rm
depth_first_search.hpp	10437	0644	edit dl rm
dijkstra_shortest_paths.hpp	8719	0644	edit dl rm
distributed_graph_utility.hpp	4560	0644	edit dl rm
eager_dijkstra_shortest_paths.hpp	16294	0644	edit dl rm
filtered_graph.hpp	1943	0644	edit dl rm
fruchterman_reingold.hpp	12963	0644	edit dl rm
graphviz.hpp	8672	0644	edit dl rm
hohberg_biconnected_components.hpp	38093	0644	edit dl rm
local_subgraph.hpp	6057	0644	edit dl rm
mpi_process_group.hpp	26592	0644	edit dl rm
named_graph.hpp	48162	0644	edit dl rm
one_bit_color_map.hpp	4046	0644	edit dl rm
page_rank.hpp	8003	0644	edit dl rm
queue.hpp	10249	0644	edit dl rm
reverse_graph.hpp	1223	0644	edit dl rm
rmat_graph_generator.hpp	5913	0644	edit dl rm
selector.hpp	1375	0644	edit dl rm
shuffled_distribution.hpp	2833	0644	edit dl rm
strong_components.hpp	40396	0644	edit dl rm
st_connected.hpp	6158	0644	edit dl rm
two_bit_color_map.hpp	4041	0644	edit dl rm
unsafe_serialize.hpp	380	0644	edit dl rm
vertex_list_adaptor.hpp	16252	0644	edit dl rm

Edit: /usr/include/boost/graph/distributed/distributed_graph_utility.hpp (4560B)

// Copyright (C) 2005-2006 The Trustees of Indiana University.
// Use, modification and distribution is subject to 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)

//  Authors: Peter Gottschling
//           Douglas Gregor
//           Andrew Lumsdaine

#include <boost/graph/iteration_macros.hpp>
#include <boost/property_map/parallel/global_index_map.hpp>

#ifndef BOOST_GRAPH_DISTRIBUTED_GRAPH_UTILITY_INCLUDE
#define BOOST_GRAPH_DISTRIBUTED_GRAPH_UTILITY_INCLUDE

#ifndef BOOST_GRAPH_USE_MPI
#error "Parallel BGL files should not be included unless <boost/graph/use_mpi.hpp> has been included"
#endif

namespace boost { namespace graph {

template <class Property, class Graph>
  void property_on_inedges(Property p, const Graph& g) 
  {
    BGL_FORALL_VERTICES_T(u, g, Graph)
      BGL_FORALL_INEDGES_T(u, e, g, Graph)
      request(p, e);
    synchronize(p);
  }
  
  // For reverse graphs
  template <class Property, class Graph>
  void property_on_outedges(Property p, const Graph& g) 
  {
    BGL_FORALL_VERTICES_T(u, g, Graph)
      BGL_FORALL_OUTEDGES_T(u, e, g, Graph)
        request(p, e);
    synchronize(p);
  }

template <class Property, class Graph>
  void property_on_successors(Property p, const Graph& g) 
  {
    BGL_FORALL_VERTICES_T(u, g, Graph)
      BGL_FORALL_OUTEDGES_T(u, e, g, Graph)
        request(p, target(e, g));
    synchronize(p);
  }
  
  template <class Property, class Graph>
  void property_on_predecessors(Property p, const Graph& g) 
  {
    BGL_FORALL_VERTICES_T(u, g, Graph)
      BGL_FORALL_INEDGES_T(u, e, g, Graph)
        request(p, source(e, g));
    synchronize(p);
  }
  
  // Like successors and predecessors but saves one synchronize (and a call)
  template <class Property, class Graph>
  void property_on_adjacents(Property p, const Graph& g) 
  {
    BGL_FORALL_VERTICES_T(u, g, Graph) {
      BGL_FORALL_OUTEDGES_T(u, e, g, Graph)
        request(p, target(e, g));
      BGL_FORALL_INEDGES_T(u, e, g, Graph)
        request(p, source(e, g));
    }
    synchronize(p);
  }

template <class PropertyIn, class PropertyOut, class Graph>
  void copy_vertex_property(PropertyIn p_in, PropertyOut p_out, Graph& g)
  {
    BGL_FORALL_VERTICES_T(u, g, Graph)
      put(p_out, u, get(p_in, g));
  }

template <class PropertyIn, class PropertyOut, class Graph>
  void copy_edge_property(PropertyIn p_in, PropertyOut p_out, Graph& g)
  {
    BGL_FORALL_EDGES_T(e, g, Graph)
      put(p_out, e, get(p_in, g));
  }

namespace distributed {

// Define global_index<Graph>  global(graph);
    // Then global(v) returns global index of v
    template <typename Graph>
    struct global_index
    {
      typedef typename property_map<Graph, vertex_index_t>::const_type
      VertexIndexMap;
      typedef typename property_map<Graph, vertex_global_t>::const_type
      VertexGlobalMap;

explicit global_index(Graph const& g)
        : global_index_map(process_group(g), num_vertices(g), get(vertex_index, g),
                           get(vertex_global, g)) {}

int operator() (typename graph_traits<Graph>::vertex_descriptor v)
      { return get(global_index_map, v); }
    
    protected:
      boost::parallel::global_index_map<VertexIndexMap, VertexGlobalMap> 
      global_index_map;
    };

template<typename T>
    struct additive_reducer {
      BOOST_STATIC_CONSTANT(bool, non_default_resolver = true);
      
      template<typename K>
      T operator()(const K&) const { return T(0); }
      
      template<typename K>
      T operator()(const K&, const T& local, const T& remote) const { return local + remote; }
    };

template <typename T>
    struct choose_min_reducer {
      BOOST_STATIC_CONSTANT(bool, non_default_resolver = true);
      
      template<typename K>
      T operator()(const K&) const { return (std::numeric_limits<T>::max)(); }
      
      template<typename K>
      T operator()(const K&, const T& x, const T& y) const 
      { return x < y ? x : y; }
    };

// To use a property map syntactically like a function
    template <typename PropertyMap>
    struct property_map_reader
    {
      explicit property_map_reader(PropertyMap pm) : pm(pm) {}

template <typename T>
      typename PropertyMap::value_type
      operator() (const T& v)
      {
        return get(pm, v);
      }
    private:
      PropertyMap pm;
    };

} // namespace distributed

}} // namespace boost::graph

#endif // BOOST_GRAPH_DISTRIBUTED_GRAPH_UTILITY_INCLUDE

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