inline void
dijkstra_dispatch2
(const VertexListGraph& g,
typename graph_traits<VertexListGraph>::vertex_descriptor s,
DistanceMap distance, WeightMap weight, IndexMap index_map,
const Params& params)
{
// Default for predecessor map
dummy_property_map p_map;
typedef typename property_traits<DistanceMap>::value_type D;
dijkstra_shortest_paths
(g, s,
choose_param(get_param(params, vertex_predecessor), p_map),
distance, weight, index_map,
choose_param(get_param(params, distance_compare_t()),
std::less<D>()),
choose_param(get_param(params, distance_combine_t()),
closed_plus<D>()),
choose_param(get_param(params, distance_inf_t()),
std::numeric_limits<D>::max()),
choose_param(get_param(params, distance_zero_t()),
D()),
choose_param(get_param(params, graph_visitor),
make_dijkstra_visitor(null_visitor())));
}
bool
bellman_dispatch2
(VertexAndEdgeListGraph& g,
typename graph_traits<VertexAndEdgeListGraph>::vertex_descriptor s,
Size N, WeightMap weight, PredecessorMap pred, DistanceMap distance,
const bgl_named_params<P, T, R>& params)
{
typedef typename property_traits<DistanceMap>::value_type D;
bellman_visitor<> null_vis;
typedef typename property_traits<WeightMap>::value_type weight_type;
weight_type inf =
choose_param(get_param(params, distance_inf_t()),
std::numeric_limits<weight_type>::max BOOST_PREVENT_MACRO_SUBSTITUTION());
typename graph_traits<VertexAndEdgeListGraph>::vertex_iterator v, v_end;
for (tie(v, v_end) = vertices(g); v != v_end; ++v) {
put(distance, *v, inf);
put(pred, *v, *v);
}
put(distance, s, weight_type(0));
return bellman_ford_shortest_paths
(g, N, weight, pred, distance,
choose_param(get_param(params, distance_combine_t()),
closed_plus<D>()),
choose_param(get_param(params, distance_compare_t()),
std::less<D>()),
choose_param(get_param(params, graph_visitor),
null_vis)
);
}
inline void
astar_dispatch2
(VertexListGraph& g,
typename graph_traits<VertexListGraph>::vertex_descriptor s,
AStarHeuristic h, CostMap cost, DistanceMap distance,
WeightMap weight, IndexMap index_map, ColorMap color,
const Params& params)
{
dummy_property_map p_map;
typedef typename property_traits<CostMap>::value_type C;
astar_search
(g, s, h,
choose_param(get_param(params, graph_visitor),
make_astar_visitor(null_visitor())),
choose_param(get_param(params, vertex_predecessor), p_map),
cost, distance, weight, index_map, color,
choose_param(get_param(params, distance_compare_t()),
std::less<C>()),
choose_param(get_param(params, distance_combine_t()),
closed_plus<C>()),
choose_param(get_param(params, distance_inf_t()),
std::numeric_limits<C>::max BOOST_PREVENT_MACRO_SUBSTITUTION ()),
choose_param(get_param(params, distance_zero_t()),
C()));
}
bool floyd_warshall_noninit_dispatch(const VertexAndEdgeListGraph& g,
DistanceMatrix& d, WeightMap w,
const bgl_named_params<P, T, R>& params)
{
typedef typename property_traits<WeightMap>::value_type WM;
return floyd_warshall_all_pairs_shortest_paths(g, d, w,
choose_param(get_param(params, distance_compare_t()),
std::less<WM>()),
choose_param(get_param(params, distance_combine_t()),
closed_plus<WM>()),
choose_param(get_param(params, distance_inf_t()),
std::numeric_limits<WM>::max BOOST_PREVENT_MACRO_SUBSTITUTION()),
choose_param(get_param(params, distance_zero_t()),
WM()));
}
bool bellman_dispatch(EdgeListGraph& g, Size N,
WeightMap weight, DistanceMap distance,
const bgl_named_params<P, T, R>& params)
{
typedef typename property_traits<DistanceMap>::value_type D;
bellman_visitor<> null_vis;
dummy_property_map dummy_pred;
return bellman_ford_impl
(g, N, weight,
choose_param(get_param(params, vertex_predecessor), dummy_pred),
distance,
choose_param(get_param(params, distance_combine_t()), std::plus<D>()),
choose_param(get_param(params, distance_compare_t()), std::less<D>()),
choose_param(get_param(params, graph_visitor), null_vis)
);
}
bool
johnson_dispatch(VertexAndEdgeListGraph& g,
DistanceMatrix& D,
const bgl_named_params<P, T, R>& params,
Weight w, VertexID id)
{
typedef typename property_traits<Weight>::value_type WT;
return johnson_all_pairs_shortest_paths
(g, D, id, w,
choose_param(get_param(params, distance_compare_t()),
std::less<WT>()),
choose_param(get_param(params, distance_combine_t()),
closed_plus<WT>()),
choose_param(get_param(params, distance_inf_t()),
std::numeric_limits<WT>::max BOOST_PREVENT_MACRO_SUBSTITUTION()),
choose_param(get_param(params, distance_zero_t()), WT()) );
}
bool
bellman_dispatch2
(VertexAndEdgeListGraph& g,
detail::error_property_not_found,
Size N, WeightMap weight, PredecessorMap pred, DistanceMap distance,
const bgl_named_params<P, T, R>& params)
{
typedef typename property_traits<DistanceMap>::value_type D;
bellman_visitor<> null_vis;
return bellman_ford_shortest_paths
(g, N, weight, pred, distance,
choose_param(get_param(params, distance_combine_t()),
closed_plus<D>()),
choose_param(get_param(params, distance_compare_t()),
std::less<D>()),
choose_param(get_param(params, graph_visitor),
null_vis)
);
}
inline void
dag_sp_dispatch2
(const VertexListGraph& g,
typename graph_traits<VertexListGraph>::vertex_descriptor s,
DistanceMap distance, WeightMap weight, ColorMap color, IndexMap /*id*/,
DijkstraVisitor vis, const Params& params)
{
typedef typename property_traits<DistanceMap>::value_type D;
dummy_property_map p_map;
dag_shortest_paths
(g, s, distance, weight, color,
choose_param(get_param(params, vertex_predecessor), p_map),
vis,
choose_param(get_param(params, distance_compare_t()), std::less<D>()),
choose_param(get_param(params, distance_combine_t()), closed_plus<D>()),
choose_param(get_param(params, distance_inf_t()),
(std::numeric_limits<D>::max)()),
choose_param(get_param(params, distance_zero_t()),
D()));
}
