/usr/include/boost/graph/distributed/detail
Edit: /usr/include/boost/graph/distributed/detail/dijkstra_shortest_paths.hpp (1812B)
// Copyright (C) 2004-2006 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: Douglas Gregor
// Andrew Lumsdaine
#ifndef BOOST_GRAPH_PARALLEL_DIJKSTRA_DETAIL_HPP
#define BOOST_GRAPH_PARALLEL_DIJKSTRA_DETAIL_HPP
#ifndef BOOST_GRAPH_USE_MPI
#error "Parallel BGL files should not be included unless
has been included"
#endif
#include
namespace boost { namespace graph { namespace distributed { namespace detail {
/**********************************************************************
* Dijkstra queue message data *
**********************************************************************/
template
class dijkstra_msg_value
{
typedef typename property_traits::value_type distance_type;
typedef typename property_traits::value_type
predecessor_type;
public:
typedef std::pair type;
static type create(distance_type dist, predecessor_type pred)
{ return std::make_pair(dist, pred); }
};
template
class dijkstra_msg_value
{
typedef typename property_traits::key_type vertex_descriptor;
public:
typedef typename property_traits::value_type type;
static type create(type dist, vertex_descriptor) { return dist; }
};
/**********************************************************************/
} } } } // end namespace boost::graph::distributed::detail
#endif // BOOST_GRAPH_PARALLEL_DIJKSTRA_DETAIL_HPP