本文整理汇总了C++中boost::vertices方法的典型用法代码示例。如果您正苦于以下问题:C++ boost::vertices方法的具体用法?C++ boost::vertices怎么用?C++ boost::vertices使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类boost
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在下文中一共展示了boost::vertices方法的13个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: runtime_error
void set_candidates_and_demands
(const Graph& g, Vertices& candidates, Vertices& demands,
ExistedCenterMap existed_center_map, CandidateMap candidate_map)
{
using boost::vertices;
const typename boost::graph_traits<Graph>::vertices_size_type
num_v = num_vertices(g);
candidates.reserve(num_v);
demands.reserve(num_v);
typename boost::graph_traits<Graph>::vertex_iterator vi, vi_end;
for (boost::tie(vi, vi_end) = vertices(g); vi != vi_end; ++vi) {
if (get(candidate_map, *vi) != false &&
get(existed_center_map, *vi) == false) {
candidates.push_back(*vi);
}
demands.push_back(*vi);
}
// TODO copy_if or filter_iterator
//
if (candidates.empty()) {
throw std::runtime_error("The number of candidate vertex is too small");
}
}
示例2: get_graph
std::string Rule::RightGraph::Vertex::printStereo(const graph::Printer &p) const {
if(!r) throw LogicError("Can not get radical status on a null vertex.");
const auto &graph = get_graph(get_labelled_right(r->getRule().getDPORule()));
using boost::vertices;
auto v = *std::next(vertices(graph).first, vId);
return lib::IO::Stereo::Write::summary(r->getRule(), v, lib::Rules::Membership::Right, p.getOptions());
}
示例3: get
void add_middle_vertex_to_edges
(const InputGraph& in_g, OutputGraph& out_g, WeightTag w_tag,
IndexMap i_map, Orig2CopyMap orig_to_copy_map)
{
using boost::vertices;
using boost::edges;
using boost::num_edges;
using boost::source;
using boost::target;
using boost::clear_vertex;
using boost::add_vertex;
using boost::add_edge;
typedef typename boost::graph_traits<OutputGraph>::vertex_descriptor
Vertex;
typedef typename boost::property_map<OutputGraph, boost::edge_all_t>::type
EdgePropertyMap;
typedef typename boost::property_traits<EdgePropertyMap>::value_type
EdgePropertyValue;
typedef typename boost::property_map<OutputGraph, WeightTag>::type
WeightMap;
typedef typename boost::property_traits<WeightMap>::value_type
WeightValue;
typedef boost::tuple<Vertex, Vertex, EdgePropertyValue, WeightValue>
EdgeTuple;
typedef std::vector<EdgeTuple> EdgeTuples;
boost::copy_graph(in_g, out_g,
boost::vertex_index_map(i_map). orig_to_copy(orig_to_copy_map));
WeightMap w_map = get(w_tag, out_g);
EdgePropertyMap e_all_map = get(boost::edge_all, out_g);
EdgeTuples edge_tuples;
edge_tuples.reserve(num_edges(out_g));
typename boost::graph_traits<OutputGraph>::edge_iterator ei, ei_end;
for (boost::tie(ei, ei_end) = edges(out_g); ei != ei_end; ++ei) {
edge_tuples.push_back
(make_tuple(source(*ei, out_g), target(*ei, out_g),
get(e_all_map, *ei), get(w_map, *ei) / 2));
}
typename boost::graph_traits<OutputGraph>::vertex_iterator vi, vi_end;
for (boost::tie(vi, vi_end) = vertices(out_g); vi != vi_end; ++vi) {
clear_vertex(*vi, out_g);
}
// add_vertex must not invalid vertex_descriptor
for (typename EdgeTuples::const_iterator eti = edge_tuples.begin(),
eti_end = edge_tuples.end(); eti != eti_end; ++eti) {
const Vertex new_v = add_vertex(out_g);
put(w_map,
add_edge(get<0>(*eti), new_v, get<2>(*eti), out_g).first,
get<3>(*eti));
put(w_map,
add_edge(new_v, get<1>(*eti), get<2>(*eti), out_g).first,
get<3>(*eti));
}
}
示例4: icmp
inline void
parallel_dijkstra_shortest_paths_no_init
(const Graph& g, RootVertexMap root_vertex_map,
PredecessorMap predecessor_map, DistanceMap distance_map,
WeightMap weight_map, IndexMap index_map,
Compare compare, Combine combine, DistZero zero,
DijkstraVisitor vis, ColorMap color_map)
{
using boost::vertices;
using boost::num_vertices;
// TODO VertexList and IncidentGraph CenceptCheck
typedef
typename boost::property_traits<RootVertexMap>::value_type
RootVertex;
typedef typename boost::graph_traits<Graph>::vertex_descriptor Vertex;
boost::function_requires< boost::Convertible<RootVertex, Vertex> >();
typedef boost::indirect_cmp<DistanceMap, Compare> IndirectCmp;
IndirectCmp icmp(distance_map, compare);
#ifdef BOOST_GRAPH_DIJKSTRA_USE_RELAXED_HEAP
typedef boost::relaxed_heap<Vertex, IndirectCmp, IndexMap> MutableQueue;
MutableQueue Q(num_vertices(g), icmp, index_map);
#else // Now the default: use a d-ary heap
boost::scoped_array<std::size_t> index_in_heap_map_holder;
typedef
boost::detail::vertex_property_map_generator<Graph, IndexMap, std::size_t>
IndexInHeapMapHelper;
typedef typename IndexInHeapMapHelper::type IndexInHeapMap;
IndexInHeapMap index_in_heap =
IndexInHeapMapHelper::build(g, index_map, index_in_heap_map_holder);
typedef
boost::d_ary_heap_indirect<Vertex, 4, IndexInHeapMap, DistanceMap, Compare>
MutableQueue;
MutableQueue Q(distance_map, index_in_heap, compare);
#endif // Relaxed heap
typename boost::graph_traits<Graph>::vertex_iterator vi, vi_end;
for (boost::tie(vi, vi_end) = vertices(g); vi != vi_end; ++vi) {
if (get(root_vertex_map, *vi) != false) {
Q.push(*vi);
}
}
if (Q.empty()) {
// TODO
throw std::runtime_error("not specified root vertices.");
}
boost::detail::dijkstra_bfs_visitor<DijkstraVisitor, MutableQueue,
WeightMap, PredecessorMap, DistanceMap, Combine, Compare>
bfs_vis(vis, Q, weight_map, predecessor_map, distance_map,
combine, compare, zero);
const Vertex s = Q.top();
Q.pop();
boost::breadth_first_visit(g, s, Q, bfs_vis, color_map);
}
示例5: get_right
BondType Rule::RightGraph::Edge::getBondType() const {
if(!r) throw LogicError("Can not get bond type on a null edge.");
const auto &graph = get_right(r->getRule().getDPORule());
using boost::vertices;
auto iter = vertices(graph).first;
std::advance(iter, vId);
auto v = *iter;
auto e = *std::next(out_edges(v, graph).first, eId);
return r->getRule().getMoleculeState().getRight()[e];
}
示例6: get
void set_distance_matrix
(const Graph& g, DistanceMatrix& d_matrix,
IndexMap i_map, ExistedCenterMap e_c_map)
{
using boost::vertices;
typedef typename boost::graph_traits<Graph>::vertex_iterator VIter;
VIter vi, vi_end;
for (boost::tie(vi, vi_end) = vertices(g); vi != vi_end; ++vi) {
if (get(e_c_map, *vi) != false) {
VIter ui, ui_end;
for (boost::tie(ui, ui_end) = vertices(g); ui != ui_end; ++ui) {
const std::size_t i = get(i_map, *ui);
const WeightValue dist = d_matrix[i][get(i_map, *vi)];
std::replace_if(d_matrix[i].begin(), d_matrix[i].end(),
dist < boost::lambda::_1, dist);
// boost::replace_if(d_matrix[i], dist < boost::lambda::_1, dist);
}
}
}
}
示例7: vertex
Rule::RightGraph::Vertex Rule::Vertex::getRight() const {
if(isNull()) return RightGraph::Vertex();
const auto &dpoRule = r->getRule().getDPORule();
const auto v = vertex(vId, get_graph(dpoRule));
if(membership(dpoRule, v) != lib::Rules::Membership::Left) {
using boost::vertices;
const auto &vs = vertices(get_right(r->getRule().getDPORule()));
auto iter = std::find(vs.first, vs.second, v);
auto vSubId = std::distance(vs.first, iter);
return RightGraph::Vertex(r, vSubId);
} else return RightGraph::Vertex();
}
示例8: get_start_vertex
inline typename boost::graph_traits<Graph>::vertex_descriptor
get_start_vertex(const Graph& g)
{
using boost::vertices;
using boost::out_degree;
typename boost::graph_traits<Graph>::vertex_iterator vi, vi_end;
for (boost::tie(vi, vi_end) = vertices(g); vi != vi_end; ++vi) {
if (out_degree(*vi, g) == 1) {
return *vi;
}
}
// TODO error process
throw std::runtime_error("Graph is not linear.");
}
示例9: const_constraints
void const_constraints(const G& cg) {
#ifdef BOOST_VECTOR_AS_GRAPH_GRAPH_ADL_HACK
// dwa 2003/7/11 -- This clearly shouldn't be necessary, but if
// you want to use vector_as_graph, it is! I'm sure the graph
// library leaves these out all over the place. Probably a
// redesign involving specializing a template with a static
// member function is in order :(
using boost::vertices;
#endif
p = vertices(cg);
v = *p.first;
V = num_vertices(cg);
}
示例10: constraints
void constraints() {
function_requires< GraphConcept<G> >();
function_requires< MultiPassInputIteratorConcept<vertex_iterator> >();
function_requires< ConvertibleConcept<traversal_category,
vertex_list_graph_tag> >();
#ifdef BOOST_VECTOR_AS_GRAPH_GRAPH_ADL_HACK
// dwa 2003/7/11 -- This clearly shouldn't be necessary, but if
// you want to use vector_as_graph, it is! I'm sure the graph
// library leaves these out all over the place. Probably a
// redesign involving specializing a template with a static
// member function is in order :(
using boost::vertices;
#endif
p = vertices(g);
v = *p.first;
const_constraints(g);
}
示例11: put
inline void
parallel_dijkstra_shortest_paths
(const VertexListGraph& g,
RootVertexMap root_vertex_map,
PredecessorMap predecessor_map, DistanceMap distance_map,
WeightMap weight_map, IndexMap index_map,
Compare compare, Combine combine, DistInf inf, DistZero zero,
DijkstraVisitor vis, ColorMap color_map)
{
using boost::vertices;
// TODO VertexList and IncidentGraph CenceptCheck
typedef
typename boost::property_traits<RootVertexMap>::value_type
RootVertex;
typedef
typename boost::graph_traits<VertexListGraph>::vertex_descriptor
Vertex;
boost::function_requires< boost::Convertible<RootVertex, Vertex> >();
typedef typename boost::property_traits<ColorMap>::value_type ColorValue;
typedef boost::color_traits<ColorValue> Color;
typename boost::graph_traits<VertexListGraph>::vertex_iterator vi, vi_end;
for (boost::tie(vi, vi_end) = vertices(g); vi != vi_end; ++vi) {
vis.initialize_vertex(*vi, g);
if (get(root_vertex_map, *vi) != false) {
put(distance_map, *vi, zero);
}
else {
put(distance_map, *vi, inf);
}
put(predecessor_map, *vi, *vi);
put(color_map, *vi, Color::white());
}
parallel_dijkstra_shortest_paths_no_init
(g, root_vertex_map, predecessor_map, distance_map,
weight_map, index_map, compare, combine, zero, vis, color_map);
}
示例12: acyclic_g
typename AcyclicGraph<LinearGraph, WeightMap>::type
convert_linear_graph_to_acyclic_graph
(const LinearGraph& g, WeightMap weight, CandidateMap candidate,
Combine combine, Multiple multiple)
{
using boost::vertices;
using boost::out_edges;
using boost::out_degree;
using boost::target;
typedef boost::graph_traits<LinearGraph> Traits;
typedef typename Traits::vertex_descriptor Vertex;
typedef typename Traits::vertex_iterator VIter;
typedef
typename boost::property_traits<WeightMap>::value_type
WeightValue;
typedef typename AcyclicGraph<LinearGraph, WeightMap>::type AcyclicGraph;
const typename std::iterator_traits<VIter>::difference_type
num_v = boost::distance(vertices(g));
const Vertex s = detail::get_start_vertex(g);
std::vector<Vertex> new_vertices;
new_vertices.reserve(num_v);
std::vector<WeightValue> e_weight;
e_weight.reserve(num_v - 1);
// Collect info about a linear graph
new_vertices.push_back(s);
Vertex prev = s, now = s;
typename Traits::out_edge_iterator ei, ei_end;
do {
boost::tie(ei, ei_end) = out_edges(now, g);
if (target(*ei, g) == prev) {
++ei;
}
const Vertex next = target(*ei, g);
if (get(candidate, next) || out_degree(next, g) == 1) {
new_vertices.push_back(next);
}
if (get(candidate, now) || out_degree(now, g) == 1) {
e_weight.push_back(get(weight, *ei));
}
else {
e_weight.back() = combine(e_weight.back(), get(weight, *ei));
}
prev = now;
now = next;
} while (out_degree(now, g) != 1);
// create acyclic graph's edge info
const std::vector< std::pair<std::size_t, std::size_t> >
new_edges(detail::create_new_edges(new_vertices.size()));
const std::vector<WeightValue>
new_weight(detail::convert_edge_weight(e_weight, combine, multiple));
AcyclicGraph acyclic_g(
boost::edges_are_sorted,
new_edges.begin(), new_edges.end(),
new_weight.begin(), new_vertices.size());
// set vertex prop;
typename boost::graph_traits<AcyclicGraph>::vertex_iterator vi, vi_end;
for (boost::tie(vi, vi_end) = vertices(acyclic_g); vi != vi_end; ++vi) {
acyclic_g[*vi] = new_vertices[get(boost::vertex_index, acyclic_g, *vi)];
}
return acyclic_g;
}
示例13: runtime_error
typename boost::property_traits<WeightMap>::value_type
uneven_dist_center
(const Graph& g, std::size_t k, CenterMap center_map,
WeightMap weight_map, EdgeColorMap color_map,
ExistedCenterMap existed_center_map, CandidateMap candidate_map,
Compare compare, Combine combine, Multiple multiple, DistZero zero)
{
using boost::vertices;
using boost::source;
using boost::target;
typedef linear_graphs<Graph> LinearGraphs;
typedef typename LinearGraphs::value_type LinearGraph;
typedef typename AcyclicGraph<LinearGraph, WeightMap>::type AcyclicGraph;
typedef
typename boost::property_map<AcyclicGraph, boost::edge_bundle_t>::type
AcyclicWeightMap;
typedef
detail::graph_info<AcyclicGraph, AcyclicWeightMap, Compare, Combine>
GraphInfo;
typedef std::vector<GraphInfo> GraphInfos;
const LinearGraphs lgraphs
= split_to_linear_graphs(g, color_map, existed_center_map);
/* TODO
if (std::accumulate(lgraphs.begin(), lgraphs.end(), 0) < k) {
throw std::runtime_error("The number of center is too large");
}
*/
// convert linear graph to acyclic graph
GraphInfos graph_infos;
graph_infos.reserve(lgraphs.size());
typename GraphInfo::OptimalSolutions optimal_solutions;
typename GraphInfo::OptimalResouceContainers optimal_resource_containers;
std::priority_queue<
GraphInfo*, std::vector<GraphInfo*>, indirected_less<GraphInfo>
> que;
for (typename LinearGraphs::const_iterator
it = lgraphs.begin(); it != lgraphs.end(); ++it) {
#ifndef __GXX_EXPERIMENTAL_CXX0X__
graph_infos.push_back(
GraphInfo(
convert_linear_graph_to_acyclic_graph(
*it, weight_map, candidate_map, combine, multiple),
compare, combine, zero,
optimal_solutions, optimal_resource_containers));
#else
graph_infos.emplace_back(
convert_linear_graph_to_acyclic_graph(
*it, weight_map, candidate_map, combine, multiple),
compare, combine, zero,
optimal_solutions, optimal_resource_containers);
#endif
if (graph_infos.back().is_allocable()) {
que.push(&graph_infos.back());
}
}
// allocate center number
for (std::size_t i = 0; i < k; ++i) {
if (que.empty()) {
throw std::runtime_error("The number of center is too large");
}
GraphInfo& info = *(que.top());
que.pop();
info.update();
if (info.is_allocable()) {
que.push(&info);
}
}
// set center_map
// TODO Exclude existed center?
typedef typename boost::graph_traits<Graph>::vertex_descriptor Vertex;
typename boost::graph_traits<Graph>::vertex_iterator vi, vi_end;
boost::fill(
vertices(g) | Canard::adaptors::mapped(center_map), false);
for (typename GraphInfos::const_iterator
it = graph_infos.begin(); it != graph_infos.end(); ++it) {
const AcyclicGraph& graph = it->graph;
typename GraphInfo::EdgeVector::const_iterator
first = it->prev_solution.begin(), last = it->prev_solution.end();
put(center_map, graph[target(*first, graph)], true);
for (; first != last; ++first) {
put(center_map, graph[source(*first, graph)], true);
}
}
return boost::accumulate(
graph_infos | boost::adaptors::transformed(
std::mem_fun_ref(&GraphInfo::get_value)),
zero);
}