commit
f8499e622d
@ -99,6 +99,7 @@ class SharedMemory
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SharedMemory() = delete;
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SharedMemory(const SharedMemory &) = delete;
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SharedMemory &operator=(const SharedMemory &) = delete;
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template <typename IdentifierT>
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SharedMemory(const boost::filesystem::path &lock_file,
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@ -208,11 +209,13 @@ class SharedMemory
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class SharedMemory
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{
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SharedMemory(const SharedMemory &) = delete;
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SharedMemory &operator=(const SharedMemory &) = delete;
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// Remove shared memory on destruction
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class shm_remove
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{
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private:
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shm_remove(const shm_remove &) = delete;
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shm_remove &operator=(const shm_remove &) = delete;
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char *m_shmid;
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bool m_initialized;
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@ -375,6 +378,7 @@ template <class LockFileT = OSRMLockFile> class SharedMemoryFactory_tmpl
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SharedMemoryFactory_tmpl() = delete;
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SharedMemoryFactory_tmpl(const SharedMemoryFactory_tmpl &) = delete;
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SharedMemoryFactory_tmpl &operator=(const SharedMemoryFactory_tmpl &) = delete;
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};
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using SharedMemoryFactory = SharedMemoryFactory_tmpl<>;
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@ -306,6 +306,7 @@ template <class DataFacadeT> class JSONDescriptor final : public BaseDescriptor<
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round_about.leave_at_exit = 0;
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round_about.name_id = 0;
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std::string temp_dist, temp_length, temp_duration, temp_bearing, temp_instruction;
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TravelMode last_travel_mode = TRAVEL_MODE_DEFAULT;
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// Fetch data from Factory and generate a string from it.
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for (const SegmentInformation &segment : description_factory.path_description)
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@ -354,6 +355,7 @@ template <class DataFacadeT> class JSONDescriptor final : public BaseDescriptor<
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static_cast<unsigned>(round(post_turn_bearing_value)));
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json_instruction_row.values.push_back(segment.travel_mode);
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last_travel_mode = segment.travel_mode;
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// pre turn bearing
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const double pre_turn_bearing_value = (segment.pre_turn_bearing / 10.);
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@ -389,6 +391,7 @@ template <class DataFacadeT> class JSONDescriptor final : public BaseDescriptor<
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json_last_instruction_row.values.push_back("0m");
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json_last_instruction_row.values.push_back(bearing::get(0.0));
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json_last_instruction_row.values.push_back(0.);
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json_last_instruction_row.values.push_back(last_travel_mode);
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json_last_instruction_row.values.push_back(bearing::get(0.0));
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json_last_instruction_row.values.push_back(0.);
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json_instruction_array.values.push_back(json_last_instruction_row);
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@ -445,10 +445,23 @@ void EdgeBasedGraphFactory::GenerateEdgeExpandedEdges(
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}
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else
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{
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if ((node_u == node_w) && (m_node_based_graph->GetOutDegree(node_v) > 1))
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if (node_u == node_w && m_node_based_graph->GetOutDegree(node_v) > 1)
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{
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++skipped_uturns_counter;
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continue;
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auto number_of_emmiting_bidirectional_edges = 0;
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for (auto edge : m_node_based_graph->GetAdjacentEdgeRange(node_v))
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{
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auto target = m_node_based_graph->GetTarget(edge);
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auto reverse_edge = m_node_based_graph->FindEdge(target, node_v);
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if (!m_node_based_graph->GetEdgeData(reverse_edge).reversed)
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{
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++number_of_emmiting_bidirectional_edges;
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}
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}
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if (number_of_emmiting_bidirectional_edges > 1)
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{
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++skipped_uturns_counter;
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continue;
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}
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}
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}
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@ -109,7 +109,16 @@ int OSRM::OSRM_impl::RunQuery(const RouteParameters &route_parameters, osrm::jso
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}
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increase_concurrent_query_count();
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auto return_code = plugin_iterator->second->HandleRequest(route_parameters, json_result);
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BasePlugin::Status return_code;
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if (barrier) {
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// Get a shared data lock so that other threads won't update
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// things while the query is running
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boost::shared_lock<boost::shared_mutex> data_lock{
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(static_cast<SharedDataFacade<QueryEdge::EdgeData> *>(query_data_facade))->data_mutex};
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return_code = plugin_iterator->second->HandleRequest(route_parameters, json_result);
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} else {
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return_code = plugin_iterator->second->HandleRequest(route_parameters, json_result);
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}
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decrease_concurrent_query_count();
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return static_cast<int>(return_code);
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}
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@ -51,8 +51,6 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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template <class DataFacadeT> class MapMatchingPlugin : public BasePlugin
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{
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constexpr static const unsigned max_number_of_candidates = 10;
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std::shared_ptr<SearchEngine<DataFacadeT>> search_engine_ptr;
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using ClassifierT = BayesClassifier<LaplaceDistribution, LaplaceDistribution, double>;
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@ -101,7 +99,9 @@ template <class DataFacadeT> class MapMatchingPlugin : public BasePlugin
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{
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osrm::matching::CandidateLists candidates_lists;
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double query_radius = 10 * gps_precision;
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// assuming the gps_precision is the standart-diviation of normal distribution that models
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// GPS noise (in this model) this should give us the correct candidate with >0.95
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double query_radius = 3 * gps_precision;
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double last_distance =
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coordinate_calculation::haversine_distance(input_coords[0], input_coords[1]);
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@ -126,26 +126,18 @@ template <class DataFacadeT> class RoundTripPlugin final : public BasePlugin
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// NodeID 3, 6, 7, 8 are in component 1
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// => in_component = [0, 1, 2, 4, 5, 3, 6, 7, 8]
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// => in_range = [0, 5]
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SCC_Component(std::vector<NodeID> in_component, std::vector<size_t> in_range)
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: component(std::move(in_component)), range(std::move(in_range))
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SCC_Component(std::vector<NodeID> in_component_nodes, std::vector<size_t> in_range)
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: component(std::move(in_component_nodes)), range(std::move(in_range))
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{
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range.push_back(component.size());
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BOOST_ASSERT_MSG(component.size() >= range.size(),
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"scc component and its ranges do not match");
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BOOST_ASSERT_MSG(component.size() > 0, "there's no scc component");
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BOOST_ASSERT_MSG(*std::max_element(range.begin(), range.end()) <= component.size(),
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BOOST_ASSERT_MSG(*std::max_element(range.begin(), range.end()) == component.size(),
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"scc component ranges are out of bound");
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BOOST_ASSERT_MSG(*std::min_element(range.begin(), range.end()) >= 0,
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BOOST_ASSERT_MSG(*std::min_element(range.begin(), range.end()) == 0,
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"invalid scc component range");
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BOOST_ASSERT_MSG(std::is_sorted(std::begin(range), std::end(range)),
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"invalid component ranges");
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};
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// constructor to use when whole graph is one single scc
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SCC_Component(std::vector<NodeID> in_component)
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: component(std::move(in_component)), range({0, component.size()}){};
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std::size_t GetNumberOfComponents() const
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{
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BOOST_ASSERT_MSG(range.size() > 0, "there's no range");
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@ -169,7 +161,8 @@ template <class DataFacadeT> class RoundTripPlugin final : public BasePlugin
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// whole graph is one scc
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std::vector<NodeID> location_ids(number_of_locations);
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std::iota(std::begin(location_ids), std::end(location_ids), 0);
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return SCC_Component(std::move(location_ids));
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std::vector<size_t> range = {0, location_ids.size()};
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return SCC_Component(std::move(location_ids), std::move(range));
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}
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// Run TarjanSCC
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@ -194,6 +187,8 @@ template <class DataFacadeT> class RoundTripPlugin final : public BasePlugin
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range.push_back(prefix);
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prefix += scc.get_component_size(j);
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}
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// senitel
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range.push_back(components.size());
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for (std::size_t i = 0; i < number_of_locations; ++i)
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{
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@ -235,11 +230,13 @@ template <class DataFacadeT> class RoundTripPlugin final : public BasePlugin
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BOOST_ASSERT(min_route.segment_end_coordinates.size() == trip.size());
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std::vector<bool> uturns(trip.size() + 1);
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BOOST_ASSERT(route_parameters.uturns.size() > 0);
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std::transform(trip.begin(), trip.end(), uturns.begin(),
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[&route_parameters](const NodeID idx)
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{
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return route_parameters.uturns[idx];
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});
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BOOST_ASSERT(uturns.size() > 0);
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uturns.back() = route_parameters.uturns[trip.front()];
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search_engine_ptr->shortest_path(min_route.segment_end_coordinates, uturns, min_route);
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@ -316,13 +313,14 @@ template <class DataFacadeT> class RoundTripPlugin final : public BasePlugin
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{
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const auto component_size = scc.range[k + 1] - scc.range[k];
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BOOST_ASSERT_MSG(component_size >= 0, "invalid component size");
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BOOST_ASSERT_MSG(component_size > 0, "invalid component size");
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std::vector<NodeID> scc_route;
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NodeIDIterator start = std::begin(scc.component) + scc.range[k];
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NodeIDIterator end = std::begin(scc.component) + scc.range[k + 1];
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if (component_size > 1)
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{
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std::vector<NodeID> scc_route;
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NodeIDIterator start = std::begin(scc.component) + scc.range[k];
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NodeIDIterator end = std::begin(scc.component) + scc.range[k + 1];
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if (component_size < BF_MAX_FEASABLE)
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{
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@ -346,13 +344,13 @@ template <class DataFacadeT> class RoundTripPlugin final : public BasePlugin
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// return s;
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// }();
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route_result.push_back(std::move(scc_route));
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}
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else
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{
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// if component only consists of one node, add it to the result routes
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route_result.emplace_back(scc.component[scc.range[k]]);
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scc_route = std::vector<NodeID>(start, end);
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}
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route_result.push_back(std::move(scc_route));
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}
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// compute all round trip routes
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@ -164,28 +164,9 @@ template <class DataFacadeT> class ViaRoutePlugin final : public BasePlugin
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route_parameters.uturns, raw_route);
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}
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bool no_route = INVALID_EDGE_WEIGHT == raw_route.shortest_path_length;
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std::unique_ptr<BaseDescriptor<DataFacadeT>> descriptor;
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switch (descriptor_table.get_id(route_parameters.output_format))
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{
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case 1:
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descriptor = osrm::make_unique<GPXDescriptor<DataFacadeT>>(facade);
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break;
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// case 2:
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// descriptor = osrm::make_unique<GEOJSONDescriptor<DataFacadeT>>();
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// break;
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default:
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descriptor = osrm::make_unique<JSONDescriptor<DataFacadeT>>(facade);
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break;
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}
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descriptor->SetConfig(route_parameters);
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descriptor->Run(raw_route, json_result);
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// we can only know this after the fact, different SCC ids still
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// allow for connection in one direction.
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if (no_route)
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if (raw_route.shortest_path_length == INVALID_EDGE_WEIGHT)
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{
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auto first_component_id = snapped_phantoms.front().component.id;
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auto not_in_same_component =
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@ -194,14 +175,36 @@ template <class DataFacadeT> class ViaRoutePlugin final : public BasePlugin
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{
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return node.component.id != first_component_id;
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});
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if (not_in_same_component)
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{
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json_result.values["status_message"] = "Impossible route between points";
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return Status::EmptyResult;
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}
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else
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{
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json_result.values["status_message"] = "No route found between points";
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return Status::Error;
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}
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}
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else
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{
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std::unique_ptr<BaseDescriptor<DataFacadeT>> descriptor;
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switch (descriptor_table.get_id(route_parameters.output_format))
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{
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case 1:
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descriptor = osrm::make_unique<GPXDescriptor<DataFacadeT>>(facade);
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break;
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// case 2:
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// descriptor = osrm::make_unique<GEOJSONDescriptor<DataFacadeT>>();
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// break;
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default:
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descriptor = osrm::make_unique<JSONDescriptor<DataFacadeT>>(facade);
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break;
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}
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descriptor->SetConfig(route_parameters);
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descriptor->Run(raw_route, json_result);
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json_result.values["status_message"] = "Found route between points";
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}
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@ -239,10 +239,17 @@ template <class EdgeDataT> class SharedDataFacade final : public BaseDataFacade<
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public:
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virtual ~SharedDataFacade() {}
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boost::shared_mutex data_mutex;
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SharedDataFacade()
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{
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if (!SharedMemory::RegionExists(CURRENT_REGIONS))
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{
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throw osrm::exception("No shared memory blocks found, have you forgotten to run osrm-datastore?");
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}
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data_timestamp_ptr = (SharedDataTimestamp *)SharedMemoryFactory::Get(
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CURRENT_REGIONS, sizeof(SharedDataTimestamp), false, false)->Ptr();
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CURRENT_REGIONS, sizeof(SharedDataTimestamp), false, false)
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->Ptr();
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CURRENT_LAYOUT = LAYOUT_NONE;
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CURRENT_DATA = DATA_NONE;
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CURRENT_TIMESTAMP = 0;
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@ -257,50 +264,71 @@ template <class EdgeDataT> class SharedDataFacade final : public BaseDataFacade<
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CURRENT_DATA != data_timestamp_ptr->data ||
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CURRENT_TIMESTAMP != data_timestamp_ptr->timestamp)
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{
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// release the previous shared memory segments
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SharedMemory::Remove(CURRENT_LAYOUT);
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SharedMemory::Remove(CURRENT_DATA);
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// Get exclusive lock
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SimpleLogger().Write(logDEBUG) << "Updates available, getting exclusive lock";
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boost::unique_lock<boost::shared_mutex> lock(data_mutex);
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CURRENT_LAYOUT = data_timestamp_ptr->layout;
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CURRENT_DATA = data_timestamp_ptr->data;
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CURRENT_TIMESTAMP = data_timestamp_ptr->timestamp;
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m_layout_memory.reset(SharedMemoryFactory::Get(CURRENT_LAYOUT));
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data_layout = (SharedDataLayout *)(m_layout_memory->Ptr());
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m_large_memory.reset(SharedMemoryFactory::Get(CURRENT_DATA));
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shared_memory = (char *)(m_large_memory->Ptr());
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const char *file_index_ptr =
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data_layout->GetBlockPtr<char>(shared_memory, SharedDataLayout::FILE_INDEX_PATH);
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file_index_path = boost::filesystem::path(file_index_ptr);
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if (!boost::filesystem::exists(file_index_path))
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if (CURRENT_LAYOUT != data_timestamp_ptr->layout ||
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CURRENT_DATA != data_timestamp_ptr->data)
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{
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SimpleLogger().Write(logDEBUG) << "Leaf file name " << file_index_path.string();
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throw osrm::exception("Could not load leaf index file. "
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"Is any data loaded into shared memory?");
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// release the previous shared memory segments
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SharedMemory::Remove(CURRENT_LAYOUT);
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SharedMemory::Remove(CURRENT_DATA);
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CURRENT_LAYOUT = data_timestamp_ptr->layout;
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CURRENT_DATA = data_timestamp_ptr->data;
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CURRENT_TIMESTAMP = 0; // Force trigger a reload
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SimpleLogger().Write(logDEBUG) << "Current layout was different to new layout, swapping";
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}
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else
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{
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SimpleLogger().Write(logDEBUG) << "Current layout was same to new layout, not swapping";
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}
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LoadGraph();
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LoadChecksum();
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LoadNodeAndEdgeInformation();
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LoadGeometries();
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LoadTimestamp();
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LoadViaNodeList();
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LoadNames();
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LoadCoreInformation();
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data_layout->PrintInformation();
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SimpleLogger().Write() << "number of geometries: " << m_coordinate_list->size();
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for (unsigned i = 0; i < m_coordinate_list->size(); ++i)
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if (CURRENT_TIMESTAMP != data_timestamp_ptr->timestamp)
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{
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if (!GetCoordinateOfNode(i).is_valid())
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CURRENT_TIMESTAMP = data_timestamp_ptr->timestamp;
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SimpleLogger().Write(logDEBUG) << "Performing data reload";
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m_layout_memory.reset(SharedMemoryFactory::Get(CURRENT_LAYOUT));
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data_layout = (SharedDataLayout *) (m_layout_memory->Ptr());
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m_large_memory.reset(SharedMemoryFactory::Get(CURRENT_DATA));
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shared_memory = (char *) (m_large_memory->Ptr());
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const char *file_index_ptr =
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data_layout->GetBlockPtr<char>(shared_memory, SharedDataLayout::FILE_INDEX_PATH);
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file_index_path = boost::filesystem::path(file_index_ptr);
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if (!boost::filesystem::exists(file_index_path)) {
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SimpleLogger().Write(logDEBUG) << "Leaf file name "
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<< file_index_path.string();
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throw osrm::exception("Could not load leaf index file. "
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"Is any data loaded into shared memory?");
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}
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LoadGraph();
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LoadChecksum();
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LoadNodeAndEdgeInformation();
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LoadGeometries();
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LoadTimestamp();
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LoadViaNodeList();
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LoadNames();
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LoadCoreInformation();
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data_layout->PrintInformation();
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SimpleLogger().Write() << "number of geometries: " << m_coordinate_list->size();
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for (unsigned i = 0; i < m_coordinate_list->size(); ++i)
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{
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SimpleLogger().Write() << "coordinate " << i << " not valid";
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if (!GetCoordinateOfNode(i).is_valid())
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{
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SimpleLogger().Write() << "coordinate " << i << " not valid";
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}
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}
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}
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SimpleLogger().Write(logDEBUG) << "Releasing exclusive lock";
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}
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}
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Loading…
Reference in New Issue
Block a user