Refactor routing_algorithms to only contain free functions
This commit is contained in:
committed by
Patrick Niklaus
parent
2fa8d0f534
commit
436b34ffea
@@ -208,8 +208,8 @@ Status MatchPlugin::HandleRequest(const datafacade::ContiguousInternalMemoryData
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// force uturns to be on, since we split the phantom nodes anyway and only have
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// bi-directional
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// phantom nodes for possible uturns
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algorithms.ShortestRouting(
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sub_routes[index].segment_end_coordinates, {false}, sub_routes[index]);
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sub_routes[index] =
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algorithms.ShortestRouting(sub_routes[index].segment_end_coordinates, {false});
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BOOST_ASSERT(sub_routes[index].shortest_path_length != INVALID_EDGE_WEIGHT);
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}
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@@ -1,5 +1,4 @@
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#include "engine/plugins/tile.hpp"
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#include "engine/edge_unpacker.hpp"
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#include "engine/plugins/plugin_base.hpp"
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#include "util/coordinate_calculation.hpp"
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@@ -85,7 +85,7 @@ InternalRouteResult TripPlugin::ComputeRoute(const RoutingAlgorithmsInterface &a
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BOOST_ASSERT(min_route.segment_end_coordinates.size() == trip.size() - 1);
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}
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algorithms.ShortestRouting(min_route.segment_end_coordinates, {false}, min_route);
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min_route = algorithms.ShortestRouting(min_route.segment_end_coordinates, {false});
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BOOST_ASSERT_MSG(min_route.shortest_path_length < INVALID_EDGE_WEIGHT, "unroutable route");
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return min_route;
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}
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@@ -89,17 +89,17 @@ ViaRoutePlugin::HandleRequest(const datafacade::ContiguousInternalMemoryDataFaca
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{
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if (route_parameters.alternatives && algorithms.HasAlternativeRouting())
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{
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algorithms.AlternativeRouting(raw_route.segment_end_coordinates.front(), raw_route);
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raw_route = algorithms.AlternativeRouting(raw_route.segment_end_coordinates.front());
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}
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else
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{
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algorithms.DirectShortestPathRouting(raw_route.segment_end_coordinates, raw_route);
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raw_route = algorithms.DirectShortestPathRouting(raw_route.segment_end_coordinates);
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}
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}
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else
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{
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algorithms.ShortestRouting(
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raw_route.segment_end_coordinates, route_parameters.continue_straight, raw_route);
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raw_route = algorithms.ShortestRouting(raw_route.segment_end_coordinates,
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route_parameters.continue_straight);
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}
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// we can only know this after the fact, different SCC ids still
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File diff suppressed because it is too large
Load Diff
@@ -1,5 +1,7 @@
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#include "engine/routing_algorithms/direct_shortest_path.hpp"
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#include "engine/routing_algorithms/routing_base.hpp"
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namespace osrm
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{
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namespace engine
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@@ -13,11 +15,12 @@ namespace routing_algorithms
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/// by the previous route.
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/// This variation is only an optimazation for graphs with slow queries, for example
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/// not fully contracted graphs.
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void DirectShortestPathRouting<algorithm::CH>::
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operator()(const FacadeT &facade,
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const std::vector<PhantomNodes> &phantom_nodes_vector,
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InternalRouteResult &raw_route_data) const
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InternalRouteResult directShortestPathSearch(
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SearchEngineData &engine_working_data,
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const datafacade::ContiguousInternalMemoryDataFacade<algorithm::CH> &facade,
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const std::vector<PhantomNodes> &phantom_nodes_vector)
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{
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InternalRouteResult raw_route_data;
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// Get weight to next pair of target nodes.
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BOOST_ASSERT_MSG(1 == phantom_nodes_vector.size(),
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"Direct Shortest Path Query only accepts a single source and target pair. "
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@@ -27,8 +30,8 @@ operator()(const FacadeT &facade,
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const auto &target_phantom = phantom_node_pair.target_phantom;
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engine_working_data.InitializeOrClearFirstThreadLocalStorage(facade.GetNumberOfNodes());
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QueryHeap &forward_heap = *(engine_working_data.forward_heap_1);
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QueryHeap &reverse_heap = *(engine_working_data.reverse_heap_1);
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auto &forward_heap = *(engine_working_data.forward_heap_1);
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auto &reverse_heap = *(engine_working_data.reverse_heap_1);
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forward_heap.Clear();
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reverse_heap.Clear();
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@@ -71,30 +74,30 @@ operator()(const FacadeT &facade,
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if (facade.GetCoreSize() > 0)
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{
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engine_working_data.InitializeOrClearSecondThreadLocalStorage(facade.GetNumberOfNodes());
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QueryHeap &forward_core_heap = *(engine_working_data.forward_heap_2);
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QueryHeap &reverse_core_heap = *(engine_working_data.reverse_heap_2);
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auto &forward_core_heap = *(engine_working_data.forward_heap_2);
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auto &reverse_core_heap = *(engine_working_data.reverse_heap_2);
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forward_core_heap.Clear();
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reverse_core_heap.Clear();
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super::SearchWithCore(facade,
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forward_heap,
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reverse_heap,
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forward_core_heap,
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reverse_core_heap,
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weight,
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packed_leg,
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DO_NOT_FORCE_LOOPS,
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DO_NOT_FORCE_LOOPS);
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searchWithCore(facade,
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forward_heap,
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reverse_heap,
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forward_core_heap,
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reverse_core_heap,
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weight,
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packed_leg,
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DO_NOT_FORCE_LOOPS,
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DO_NOT_FORCE_LOOPS);
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}
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else
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{
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super::Search(facade,
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forward_heap,
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reverse_heap,
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weight,
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packed_leg,
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DO_NOT_FORCE_LOOPS,
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DO_NOT_FORCE_LOOPS);
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search(facade,
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forward_heap,
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reverse_heap,
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weight,
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packed_leg,
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DO_NOT_FORCE_LOOPS,
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DO_NOT_FORCE_LOOPS);
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}
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// No path found for both target nodes?
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@@ -102,7 +105,7 @@ operator()(const FacadeT &facade,
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{
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raw_route_data.shortest_path_length = INVALID_EDGE_WEIGHT;
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raw_route_data.alternative_path_length = INVALID_EDGE_WEIGHT;
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return;
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return raw_route_data;
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}
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BOOST_ASSERT_MSG(!packed_leg.empty(), "packed path empty");
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@@ -114,11 +117,13 @@ operator()(const FacadeT &facade,
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raw_route_data.target_traversed_in_reverse.push_back(
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(packed_leg.back() != phantom_node_pair.target_phantom.forward_segment_id.id));
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super::UnpackPath(facade,
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packed_leg.begin(),
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packed_leg.end(),
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phantom_node_pair,
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raw_route_data.unpacked_path_segments.front());
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unpackPath(facade,
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packed_leg.begin(),
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packed_leg.end(),
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phantom_node_pair,
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raw_route_data.unpacked_path_segments.front());
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return raw_route_data;
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}
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} // namespace routing_algorithms
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} // namespace engine
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@@ -1,4 +1,12 @@
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#include "engine/routing_algorithms/many_to_many.hpp"
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#include "engine/routing_algorithms/routing_base.hpp"
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#include <boost/assert.hpp>
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#include <limits>
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#include <memory>
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#include <unordered_map>
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#include <vector>
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namespace osrm
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{
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@@ -7,11 +15,172 @@ namespace engine
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namespace routing_algorithms
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{
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std::vector<EdgeWeight> ManyToManyRouting<algorithm::CH>::
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operator()(const FacadeT &facade,
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const std::vector<PhantomNode> &phantom_nodes,
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const std::vector<std::size_t> &source_indices,
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const std::vector<std::size_t> &target_indices) const
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using QueryHeap = SearchEngineData::ManyToManyQueryHeap;
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namespace
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{
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struct NodeBucket
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{
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unsigned target_id; // essentially a row in the weight matrix
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EdgeWeight weight;
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EdgeWeight duration;
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NodeBucket(const unsigned target_id, const EdgeWeight weight, const EdgeWeight duration)
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: target_id(target_id), weight(weight), duration(duration)
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{
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}
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};
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// FIXME This should be replaced by an std::unordered_multimap, though this needs benchmarking
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using SearchSpaceWithBuckets = std::unordered_map<NodeID, std::vector<NodeBucket>>;
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template <bool forward_direction>
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void relaxOutgoingEdges(const datafacade::ContiguousInternalMemoryDataFacade<algorithm::CH> &facade,
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const NodeID node,
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const EdgeWeight weight,
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const EdgeWeight duration,
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QueryHeap &query_heap)
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{
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for (auto edge : facade.GetAdjacentEdgeRange(node))
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{
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const auto &data = facade.GetEdgeData(edge);
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const bool direction_flag = (forward_direction ? data.forward : data.backward);
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if (direction_flag)
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{
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const NodeID to = facade.GetTarget(edge);
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const EdgeWeight edge_weight = data.weight;
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const EdgeWeight edge_duration = data.duration;
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BOOST_ASSERT_MSG(edge_weight > 0, "edge_weight invalid");
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const EdgeWeight to_weight = weight + edge_weight;
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const EdgeWeight to_duration = duration + edge_duration;
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// New Node discovered -> Add to Heap + Node Info Storage
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if (!query_heap.WasInserted(to))
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{
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query_heap.Insert(to, to_weight, {node, to_duration});
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}
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// Found a shorter Path -> Update weight
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else if (to_weight < query_heap.GetKey(to))
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{
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// new parent
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query_heap.GetData(to) = {node, to_duration};
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query_heap.DecreaseKey(to, to_weight);
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}
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}
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}
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}
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// Stalling
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template <bool forward_direction>
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bool stallAtNode(const datafacade::ContiguousInternalMemoryDataFacade<algorithm::CH> &facade,
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const NodeID node,
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const EdgeWeight weight,
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QueryHeap &query_heap)
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{
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for (auto edge : facade.GetAdjacentEdgeRange(node))
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{
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const auto &data = facade.GetEdgeData(edge);
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const bool reverse_flag = ((!forward_direction) ? data.forward : data.backward);
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if (reverse_flag)
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{
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const NodeID to = facade.GetTarget(edge);
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const EdgeWeight edge_weight = data.weight;
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BOOST_ASSERT_MSG(edge_weight > 0, "edge_weight invalid");
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if (query_heap.WasInserted(to))
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{
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if (query_heap.GetKey(to) + edge_weight < weight)
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{
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return true;
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}
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}
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}
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}
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return false;
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}
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void ForwardRoutingStep(const datafacade::ContiguousInternalMemoryDataFacade<algorithm::CH> &facade,
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const unsigned row_idx,
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const unsigned number_of_targets,
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QueryHeap &query_heap,
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const SearchSpaceWithBuckets &search_space_with_buckets,
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std::vector<EdgeWeight> &weights_table,
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std::vector<EdgeWeight> &durations_table)
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{
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const NodeID node = query_heap.DeleteMin();
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const EdgeWeight source_weight = query_heap.GetKey(node);
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const EdgeWeight source_duration = query_heap.GetData(node).duration;
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// check if each encountered node has an entry
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const auto bucket_iterator = search_space_with_buckets.find(node);
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// iterate bucket if there exists one
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if (bucket_iterator != search_space_with_buckets.end())
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{
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const std::vector<NodeBucket> &bucket_list = bucket_iterator->second;
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for (const NodeBucket ¤t_bucket : bucket_list)
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{
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// get target id from bucket entry
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const unsigned column_idx = current_bucket.target_id;
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const EdgeWeight target_weight = current_bucket.weight;
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const EdgeWeight target_duration = current_bucket.duration;
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auto ¤t_weight = weights_table[row_idx * number_of_targets + column_idx];
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auto ¤t_duration = durations_table[row_idx * number_of_targets + column_idx];
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// check if new weight is better
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const EdgeWeight new_weight = source_weight + target_weight;
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if (new_weight < 0)
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{
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const EdgeWeight loop_weight = getLoopWeight<false>(facade, node);
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const EdgeWeight new_weight_with_loop = new_weight + loop_weight;
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if (loop_weight != INVALID_EDGE_WEIGHT && new_weight_with_loop >= 0)
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{
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current_weight = std::min(current_weight, new_weight_with_loop);
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current_duration = std::min(current_duration,
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source_duration + target_duration +
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getLoopWeight<true>(facade, node));
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}
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}
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else if (new_weight < current_weight)
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{
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current_weight = new_weight;
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current_duration = source_duration + target_duration;
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}
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}
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}
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if (stallAtNode<true>(facade, node, source_weight, query_heap))
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{
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return;
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}
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relaxOutgoingEdges<true>(facade, node, source_weight, source_duration, query_heap);
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}
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void backwardRoutingStep(
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const datafacade::ContiguousInternalMemoryDataFacade<algorithm::CH> &facade,
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const unsigned column_idx,
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QueryHeap &query_heap,
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SearchSpaceWithBuckets &search_space_with_buckets)
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{
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const NodeID node = query_heap.DeleteMin();
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const EdgeWeight target_weight = query_heap.GetKey(node);
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const EdgeWeight target_duration = query_heap.GetData(node).duration;
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// store settled nodes in search space bucket
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search_space_with_buckets[node].emplace_back(column_idx, target_weight, target_duration);
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if (stallAtNode<false>(facade, node, target_weight, query_heap))
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{
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return;
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}
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relaxOutgoingEdges<false>(facade, node, target_weight, target_duration, query_heap);
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}
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}
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std::vector<EdgeWeight>
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manyToManySearch(SearchEngineData &engine_working_data,
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const datafacade::ContiguousInternalMemoryDataFacade<algorithm::CH> &facade,
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const std::vector<PhantomNode> &phantom_nodes,
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const std::vector<std::size_t> &source_indices,
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const std::vector<std::size_t> &target_indices)
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{
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const auto number_of_sources =
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source_indices.empty() ? phantom_nodes.size() : source_indices.size();
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@@ -24,7 +193,7 @@ operator()(const FacadeT &facade,
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engine_working_data.InitializeOrClearManyToManyThreadLocalStorage(facade.GetNumberOfNodes());
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QueryHeap &query_heap = *(engine_working_data.many_to_many_heap);
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auto &query_heap = *(engine_working_data.many_to_many_heap);
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SearchSpaceWithBuckets search_space_with_buckets;
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@@ -49,7 +218,7 @@ operator()(const FacadeT &facade,
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// explore search space
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while (!query_heap.Empty())
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{
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BackwardRoutingStep(facade, column_idx, query_heap, search_space_with_buckets);
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backwardRoutingStep(facade, column_idx, query_heap, search_space_with_buckets);
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}
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++column_idx;
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};
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@@ -122,84 +291,6 @@ operator()(const FacadeT &facade,
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return durations_table;
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}
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void ManyToManyRouting<algorithm::CH>::ForwardRoutingStep(
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const FacadeT &facade,
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const unsigned row_idx,
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const unsigned number_of_targets,
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QueryHeap &query_heap,
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const SearchSpaceWithBuckets &search_space_with_buckets,
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std::vector<EdgeWeight> &weights_table,
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std::vector<EdgeWeight> &durations_table) const
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{
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const NodeID node = query_heap.DeleteMin();
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const EdgeWeight source_weight = query_heap.GetKey(node);
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const EdgeWeight source_duration = query_heap.GetData(node).duration;
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// check if each encountered node has an entry
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const auto bucket_iterator = search_space_with_buckets.find(node);
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// iterate bucket if there exists one
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if (bucket_iterator != search_space_with_buckets.end())
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{
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const std::vector<NodeBucket> &bucket_list = bucket_iterator->second;
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for (const NodeBucket ¤t_bucket : bucket_list)
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{
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// get target id from bucket entry
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const unsigned column_idx = current_bucket.target_id;
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const EdgeWeight target_weight = current_bucket.weight;
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const EdgeWeight target_duration = current_bucket.duration;
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auto ¤t_weight = weights_table[row_idx * number_of_targets + column_idx];
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auto ¤t_duration = durations_table[row_idx * number_of_targets + column_idx];
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// check if new weight is better
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const EdgeWeight new_weight = source_weight + target_weight;
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if (new_weight < 0)
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{
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const EdgeWeight loop_weight = super::GetLoopWeight<false>(facade, node);
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const EdgeWeight new_weight_with_loop = new_weight + loop_weight;
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if (loop_weight != INVALID_EDGE_WEIGHT && new_weight_with_loop >= 0)
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{
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current_weight = std::min(current_weight, new_weight_with_loop);
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current_duration = std::min(current_duration,
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source_duration + target_duration +
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super::GetLoopWeight<true>(facade, node));
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}
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}
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else if (new_weight < current_weight)
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{
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current_weight = new_weight;
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current_duration = source_duration + target_duration;
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}
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}
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}
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if (StallAtNode<true>(facade, node, source_weight, query_heap))
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{
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return;
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}
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RelaxOutgoingEdges<true>(facade, node, source_weight, source_duration, query_heap);
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}
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void ManyToManyRouting<algorithm::CH>::BackwardRoutingStep(
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const FacadeT &facade,
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const unsigned column_idx,
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QueryHeap &query_heap,
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SearchSpaceWithBuckets &search_space_with_buckets) const
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{
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const NodeID node = query_heap.DeleteMin();
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const EdgeWeight target_weight = query_heap.GetKey(node);
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const EdgeWeight target_duration = query_heap.GetData(node).duration;
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||||
// store settled nodes in search space bucket
|
||||
search_space_with_buckets[node].emplace_back(column_idx, target_weight, target_duration);
|
||||
|
||||
if (StallAtNode<false>(facade, node, target_weight, query_heap))
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
RelaxOutgoingEdges<false>(facade, node, target_weight, target_duration, query_heap);
|
||||
}
|
||||
|
||||
} // namespace routing_algorithms
|
||||
} // namespace engine
|
||||
} // namespace osrm
|
||||
|
||||
@@ -1,4 +1,20 @@
|
||||
#include "engine/routing_algorithms/map_matching.hpp"
|
||||
#include "engine/routing_algorithms/routing_base.hpp"
|
||||
|
||||
#include "engine/map_matching/hidden_markov_model.hpp"
|
||||
#include "engine/map_matching/matching_confidence.hpp"
|
||||
#include "engine/map_matching/sub_matching.hpp"
|
||||
|
||||
#include "util/coordinate_calculation.hpp"
|
||||
#include "util/for_each_pair.hpp"
|
||||
|
||||
#include <algorithm>
|
||||
#include <cstddef>
|
||||
#include <deque>
|
||||
#include <iomanip>
|
||||
#include <memory>
|
||||
#include <numeric>
|
||||
#include <utility>
|
||||
|
||||
namespace osrm
|
||||
{
|
||||
@@ -7,8 +23,15 @@ namespace engine
|
||||
namespace routing_algorithms
|
||||
{
|
||||
|
||||
unsigned
|
||||
MapMatching<algorithm::CH>::GetMedianSampleTime(const std::vector<unsigned> ×tamps) const
|
||||
namespace
|
||||
{
|
||||
using HMM = map_matching::HiddenMarkovModel<CandidateLists>;
|
||||
|
||||
constexpr static const unsigned MAX_BROKEN_STATES = 10;
|
||||
constexpr static const double MATCHING_BETA = 10;
|
||||
constexpr static const double MAX_DISTANCE_DELTA = 2000.;
|
||||
|
||||
unsigned getMedianSampleTime(const std::vector<unsigned> ×tamps)
|
||||
{
|
||||
BOOST_ASSERT(timestamps.size() > 1);
|
||||
|
||||
@@ -22,14 +45,20 @@ MapMatching<algorithm::CH>::GetMedianSampleTime(const std::vector<unsigned> &tim
|
||||
std::nth_element(first_elem, median, sample_times.end());
|
||||
return *median;
|
||||
}
|
||||
}
|
||||
|
||||
SubMatchingList MapMatching<algorithm::CH>::
|
||||
operator()(const FacadeT &facade,
|
||||
const CandidateLists &candidates_list,
|
||||
const std::vector<util::Coordinate> &trace_coordinates,
|
||||
const std::vector<unsigned> &trace_timestamps,
|
||||
const std::vector<boost::optional<double>> &trace_gps_precision) const
|
||||
SubMatchingList
|
||||
mapMatching(SearchEngineData &engine_working_data,
|
||||
const datafacade::ContiguousInternalMemoryDataFacade<algorithm::CH> &facade,
|
||||
const CandidateLists &candidates_list,
|
||||
const std::vector<util::Coordinate> &trace_coordinates,
|
||||
const std::vector<unsigned> &trace_timestamps,
|
||||
const std::vector<boost::optional<double>> &trace_gps_precision)
|
||||
{
|
||||
map_matching::MatchingConfidence confidence;
|
||||
map_matching::EmissionLogProbability default_emission_log_probability(DEFAULT_GPS_PRECISION);
|
||||
map_matching::TransitionLogProbability transition_log_probability(MATCHING_BETA);
|
||||
|
||||
SubMatchingList sub_matchings;
|
||||
|
||||
BOOST_ASSERT(candidates_list.size() == trace_coordinates.size());
|
||||
@@ -40,7 +69,7 @@ operator()(const FacadeT &facade,
|
||||
const auto median_sample_time = [&] {
|
||||
if (use_timestamps)
|
||||
{
|
||||
return std::max(1u, GetMedianSampleTime(trace_timestamps));
|
||||
return std::max(1u, getMedianSampleTime(trace_timestamps));
|
||||
}
|
||||
else
|
||||
{
|
||||
@@ -68,7 +97,7 @@ operator()(const FacadeT &facade,
|
||||
std::transform(candidates_list[t].begin(),
|
||||
candidates_list[t].end(),
|
||||
emission_log_probabilities[t].begin(),
|
||||
[this](const PhantomNodeWithDistance &candidate) {
|
||||
[&](const PhantomNodeWithDistance &candidate) {
|
||||
return default_emission_log_probability(candidate.distance);
|
||||
});
|
||||
}
|
||||
@@ -95,7 +124,7 @@ operator()(const FacadeT &facade,
|
||||
std::transform(candidates_list[t].begin(),
|
||||
candidates_list[t].end(),
|
||||
emission_log_probabilities[t].begin(),
|
||||
[this](const PhantomNodeWithDistance &candidate) {
|
||||
[&](const PhantomNodeWithDistance &candidate) {
|
||||
return default_emission_log_probability(candidate.distance);
|
||||
});
|
||||
}
|
||||
@@ -113,10 +142,10 @@ operator()(const FacadeT &facade,
|
||||
engine_working_data.InitializeOrClearFirstThreadLocalStorage(facade.GetNumberOfNodes());
|
||||
engine_working_data.InitializeOrClearSecondThreadLocalStorage(facade.GetNumberOfNodes());
|
||||
|
||||
QueryHeap &forward_heap = *(engine_working_data.forward_heap_1);
|
||||
QueryHeap &reverse_heap = *(engine_working_data.reverse_heap_1);
|
||||
QueryHeap &forward_core_heap = *(engine_working_data.forward_heap_2);
|
||||
QueryHeap &reverse_core_heap = *(engine_working_data.reverse_heap_2);
|
||||
auto &forward_heap = *(engine_working_data.forward_heap_1);
|
||||
auto &reverse_heap = *(engine_working_data.reverse_heap_1);
|
||||
auto &forward_core_heap = *(engine_working_data.forward_heap_2);
|
||||
auto &reverse_core_heap = *(engine_working_data.reverse_heap_2);
|
||||
|
||||
std::size_t breakage_begin = map_matching::INVALID_STATE;
|
||||
std::vector<std::size_t> split_points;
|
||||
@@ -187,7 +216,7 @@ operator()(const FacadeT &facade,
|
||||
{
|
||||
forward_core_heap.Clear();
|
||||
reverse_core_heap.Clear();
|
||||
network_distance = super::GetNetworkDistanceWithCore(
|
||||
network_distance = getNetworkDistanceWithCore(
|
||||
facade,
|
||||
forward_heap,
|
||||
reverse_heap,
|
||||
@@ -199,12 +228,12 @@ operator()(const FacadeT &facade,
|
||||
}
|
||||
else
|
||||
{
|
||||
network_distance = super::GetNetworkDistance(
|
||||
facade,
|
||||
forward_heap,
|
||||
reverse_heap,
|
||||
prev_unbroken_timestamps_list[s].phantom_node,
|
||||
current_timestamps_list[s_prime].phantom_node);
|
||||
network_distance =
|
||||
getNetworkDistance(facade,
|
||||
forward_heap,
|
||||
reverse_heap,
|
||||
prev_unbroken_timestamps_list[s].phantom_node,
|
||||
current_timestamps_list[s_prime].phantom_node);
|
||||
}
|
||||
|
||||
// get distance diff between loc1/2 and locs/s_prime
|
||||
|
||||
@@ -7,16 +7,16 @@ namespace engine
|
||||
namespace routing_algorithms
|
||||
{
|
||||
|
||||
void BasicRouting<algorithm::CH>::RoutingStep(const FacadeT &facade,
|
||||
SearchEngineData::QueryHeap &forward_heap,
|
||||
SearchEngineData::QueryHeap &reverse_heap,
|
||||
NodeID &middle_node_id,
|
||||
EdgeWeight &upper_bound,
|
||||
EdgeWeight min_edge_offset,
|
||||
const bool forward_direction,
|
||||
const bool stalling,
|
||||
const bool force_loop_forward,
|
||||
const bool force_loop_reverse) const
|
||||
void routingStep(const datafacade::ContiguousInternalMemoryDataFacade<algorithm::CH> &facade,
|
||||
SearchEngineData::QueryHeap &forward_heap,
|
||||
SearchEngineData::QueryHeap &reverse_heap,
|
||||
NodeID &middle_node_id,
|
||||
EdgeWeight &upper_bound,
|
||||
EdgeWeight min_edge_offset,
|
||||
const bool forward_direction,
|
||||
const bool stalling,
|
||||
const bool force_loop_forward,
|
||||
const bool force_loop_reverse)
|
||||
{
|
||||
const NodeID node = forward_heap.DeleteMin();
|
||||
const EdgeWeight weight = forward_heap.GetKey(node);
|
||||
@@ -36,7 +36,7 @@ void BasicRouting<algorithm::CH>::RoutingStep(const FacadeT &facade,
|
||||
// check whether there is a loop present at the node
|
||||
for (const auto edge : facade.GetAdjacentEdgeRange(node))
|
||||
{
|
||||
const EdgeData &data = facade.GetEdgeData(edge);
|
||||
const auto &data = facade.GetEdgeData(edge);
|
||||
bool forward_directionFlag = (forward_direction ? data.forward : data.backward);
|
||||
if (forward_directionFlag)
|
||||
{
|
||||
@@ -78,7 +78,7 @@ void BasicRouting<algorithm::CH>::RoutingStep(const FacadeT &facade,
|
||||
{
|
||||
for (const auto edge : facade.GetAdjacentEdgeRange(node))
|
||||
{
|
||||
const EdgeData &data = facade.GetEdgeData(edge);
|
||||
const auto &data = facade.GetEdgeData(edge);
|
||||
const bool reverse_flag = ((!forward_direction) ? data.forward : data.backward);
|
||||
if (reverse_flag)
|
||||
{
|
||||
@@ -100,7 +100,7 @@ void BasicRouting<algorithm::CH>::RoutingStep(const FacadeT &facade,
|
||||
|
||||
for (const auto edge : facade.GetAdjacentEdgeRange(node))
|
||||
{
|
||||
const EdgeData &data = facade.GetEdgeData(edge);
|
||||
const auto &data = facade.GetEdgeData(edge);
|
||||
bool forward_directionFlag = (forward_direction ? data.forward : data.backward);
|
||||
if (forward_directionFlag)
|
||||
{
|
||||
@@ -133,38 +133,35 @@ void BasicRouting<algorithm::CH>::RoutingStep(const FacadeT &facade,
|
||||
* @param to the node the CH edge finishes at
|
||||
* @param unpacked_path the sequence of original NodeIDs that make up the expanded CH edge
|
||||
*/
|
||||
void BasicRouting<algorithm::CH>::UnpackEdge(const FacadeT &facade,
|
||||
const NodeID from,
|
||||
const NodeID to,
|
||||
std::vector<NodeID> &unpacked_path) const
|
||||
void unpackEdge(const datafacade::ContiguousInternalMemoryDataFacade<algorithm::CH> &facade,
|
||||
const NodeID from,
|
||||
const NodeID to,
|
||||
std::vector<NodeID> &unpacked_path)
|
||||
{
|
||||
std::array<NodeID, 2> path{{from, to}};
|
||||
UnpackCHPath(
|
||||
facade,
|
||||
path.begin(),
|
||||
path.end(),
|
||||
[&unpacked_path](const std::pair<NodeID, NodeID> &edge, const EdgeData & /* data */) {
|
||||
unpacked_path.emplace_back(edge.first);
|
||||
});
|
||||
unpackPath(facade,
|
||||
path.begin(),
|
||||
path.end(),
|
||||
[&unpacked_path](const std::pair<NodeID, NodeID> &edge, const auto & /* data */) {
|
||||
unpacked_path.emplace_back(edge.first);
|
||||
});
|
||||
unpacked_path.emplace_back(to);
|
||||
}
|
||||
|
||||
void BasicRouting<algorithm::CH>::RetrievePackedPathFromHeap(
|
||||
const SearchEngineData::QueryHeap &forward_heap,
|
||||
const SearchEngineData::QueryHeap &reverse_heap,
|
||||
const NodeID middle_node_id,
|
||||
std::vector<NodeID> &packed_path) const
|
||||
void retrievePackedPathFromHeap(const SearchEngineData::QueryHeap &forward_heap,
|
||||
const SearchEngineData::QueryHeap &reverse_heap,
|
||||
const NodeID middle_node_id,
|
||||
std::vector<NodeID> &packed_path)
|
||||
{
|
||||
RetrievePackedPathFromSingleHeap(forward_heap, middle_node_id, packed_path);
|
||||
retrievePackedPathFromSingleHeap(forward_heap, middle_node_id, packed_path);
|
||||
std::reverse(packed_path.begin(), packed_path.end());
|
||||
packed_path.emplace_back(middle_node_id);
|
||||
RetrievePackedPathFromSingleHeap(reverse_heap, middle_node_id, packed_path);
|
||||
retrievePackedPathFromSingleHeap(reverse_heap, middle_node_id, packed_path);
|
||||
}
|
||||
|
||||
void BasicRouting<algorithm::CH>::RetrievePackedPathFromSingleHeap(
|
||||
const SearchEngineData::QueryHeap &search_heap,
|
||||
const NodeID middle_node_id,
|
||||
std::vector<NodeID> &packed_path) const
|
||||
void retrievePackedPathFromSingleHeap(const SearchEngineData::QueryHeap &search_heap,
|
||||
const NodeID middle_node_id,
|
||||
std::vector<NodeID> &packed_path)
|
||||
{
|
||||
NodeID current_node_id = middle_node_id;
|
||||
// all initial nodes will have itself as parent, or a node not in the heap
|
||||
@@ -191,14 +188,14 @@ void BasicRouting<algorithm::CH>::RetrievePackedPathFromSingleHeap(
|
||||
// && source_phantom.GetForwardWeightPlusOffset() > target_phantom.GetForwardWeightPlusOffset())
|
||||
// requires
|
||||
// a force loop, if the heaps have been initialized with positive offsets.
|
||||
void BasicRouting<algorithm::CH>::Search(const FacadeT &facade,
|
||||
SearchEngineData::QueryHeap &forward_heap,
|
||||
SearchEngineData::QueryHeap &reverse_heap,
|
||||
EdgeWeight &weight,
|
||||
std::vector<NodeID> &packed_leg,
|
||||
const bool force_loop_forward,
|
||||
const bool force_loop_reverse,
|
||||
const EdgeWeight weight_upper_bound) const
|
||||
void search(const datafacade::ContiguousInternalMemoryDataFacade<algorithm::CH> &facade,
|
||||
SearchEngineData::QueryHeap &forward_heap,
|
||||
SearchEngineData::QueryHeap &reverse_heap,
|
||||
EdgeWeight &weight,
|
||||
std::vector<NodeID> &packed_leg,
|
||||
const bool force_loop_forward,
|
||||
const bool force_loop_reverse,
|
||||
const EdgeWeight weight_upper_bound)
|
||||
{
|
||||
NodeID middle = SPECIAL_NODEID;
|
||||
weight = weight_upper_bound;
|
||||
@@ -215,7 +212,7 @@ void BasicRouting<algorithm::CH>::Search(const FacadeT &facade,
|
||||
{
|
||||
if (!forward_heap.Empty())
|
||||
{
|
||||
RoutingStep(facade,
|
||||
routingStep(facade,
|
||||
forward_heap,
|
||||
reverse_heap,
|
||||
middle,
|
||||
@@ -228,7 +225,7 @@ void BasicRouting<algorithm::CH>::Search(const FacadeT &facade,
|
||||
}
|
||||
if (!reverse_heap.Empty())
|
||||
{
|
||||
RoutingStep(facade,
|
||||
routingStep(facade,
|
||||
reverse_heap,
|
||||
forward_heap,
|
||||
middle,
|
||||
@@ -260,7 +257,7 @@ void BasicRouting<algorithm::CH>::Search(const FacadeT &facade,
|
||||
}
|
||||
else
|
||||
{
|
||||
RetrievePackedPathFromHeap(forward_heap, reverse_heap, middle, packed_leg);
|
||||
retrievePackedPathFromHeap(forward_heap, reverse_heap, middle, packed_leg);
|
||||
}
|
||||
}
|
||||
|
||||
@@ -273,16 +270,16 @@ void BasicRouting<algorithm::CH>::Search(const FacadeT &facade,
|
||||
// && source_phantom.GetForwardWeightPlusOffset() > target_phantom.GetForwardWeightPlusOffset())
|
||||
// requires
|
||||
// a force loop, if the heaps have been initialized with positive offsets.
|
||||
void BasicRouting<algorithm::CH>::SearchWithCore(const FacadeT &facade,
|
||||
SearchEngineData::QueryHeap &forward_heap,
|
||||
SearchEngineData::QueryHeap &reverse_heap,
|
||||
SearchEngineData::QueryHeap &forward_core_heap,
|
||||
SearchEngineData::QueryHeap &reverse_core_heap,
|
||||
EdgeWeight &weight,
|
||||
std::vector<NodeID> &packed_leg,
|
||||
const bool force_loop_forward,
|
||||
const bool force_loop_reverse,
|
||||
EdgeWeight weight_upper_bound) const
|
||||
void searchWithCore(const datafacade::ContiguousInternalMemoryDataFacade<algorithm::CH> &facade,
|
||||
SearchEngineData::QueryHeap &forward_heap,
|
||||
SearchEngineData::QueryHeap &reverse_heap,
|
||||
SearchEngineData::QueryHeap &forward_core_heap,
|
||||
SearchEngineData::QueryHeap &reverse_core_heap,
|
||||
EdgeWeight &weight,
|
||||
std::vector<NodeID> &packed_leg,
|
||||
const bool force_loop_forward,
|
||||
const bool force_loop_reverse,
|
||||
EdgeWeight weight_upper_bound)
|
||||
{
|
||||
NodeID middle = SPECIAL_NODEID;
|
||||
weight = weight_upper_bound;
|
||||
@@ -310,7 +307,7 @@ void BasicRouting<algorithm::CH>::SearchWithCore(const FacadeT &facade,
|
||||
}
|
||||
else
|
||||
{
|
||||
RoutingStep(facade,
|
||||
routingStep(facade,
|
||||
forward_heap,
|
||||
reverse_heap,
|
||||
middle,
|
||||
@@ -332,7 +329,7 @@ void BasicRouting<algorithm::CH>::SearchWithCore(const FacadeT &facade,
|
||||
}
|
||||
else
|
||||
{
|
||||
RoutingStep(facade,
|
||||
routingStep(facade,
|
||||
reverse_heap,
|
||||
forward_heap,
|
||||
middle,
|
||||
@@ -385,7 +382,7 @@ void BasicRouting<algorithm::CH>::SearchWithCore(const FacadeT &facade,
|
||||
while (0 < forward_core_heap.Size() && 0 < reverse_core_heap.Size() &&
|
||||
weight > (forward_core_heap.MinKey() + reverse_core_heap.MinKey()))
|
||||
{
|
||||
RoutingStep(facade,
|
||||
routingStep(facade,
|
||||
forward_core_heap,
|
||||
reverse_core_heap,
|
||||
middle,
|
||||
@@ -396,7 +393,7 @@ void BasicRouting<algorithm::CH>::SearchWithCore(const FacadeT &facade,
|
||||
force_loop_forward,
|
||||
force_loop_reverse);
|
||||
|
||||
RoutingStep(facade,
|
||||
routingStep(facade,
|
||||
reverse_core_heap,
|
||||
forward_core_heap,
|
||||
middle,
|
||||
@@ -432,13 +429,13 @@ void BasicRouting<algorithm::CH>::SearchWithCore(const FacadeT &facade,
|
||||
else
|
||||
{
|
||||
std::vector<NodeID> packed_core_leg;
|
||||
RetrievePackedPathFromHeap(
|
||||
retrievePackedPathFromHeap(
|
||||
forward_core_heap, reverse_core_heap, middle, packed_core_leg);
|
||||
BOOST_ASSERT(packed_core_leg.size() > 0);
|
||||
RetrievePackedPathFromSingleHeap(forward_heap, packed_core_leg.front(), packed_leg);
|
||||
retrievePackedPathFromSingleHeap(forward_heap, packed_core_leg.front(), packed_leg);
|
||||
std::reverse(packed_leg.begin(), packed_leg.end());
|
||||
packed_leg.insert(packed_leg.end(), packed_core_leg.begin(), packed_core_leg.end());
|
||||
RetrievePackedPathFromSingleHeap(reverse_heap, packed_core_leg.back(), packed_leg);
|
||||
retrievePackedPathFromSingleHeap(reverse_heap, packed_core_leg.back(), packed_leg);
|
||||
}
|
||||
}
|
||||
else
|
||||
@@ -453,13 +450,12 @@ void BasicRouting<algorithm::CH>::SearchWithCore(const FacadeT &facade,
|
||||
}
|
||||
else
|
||||
{
|
||||
RetrievePackedPathFromHeap(forward_heap, reverse_heap, middle, packed_leg);
|
||||
retrievePackedPathFromHeap(forward_heap, reverse_heap, middle, packed_leg);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
bool BasicRouting<algorithm::CH>::NeedsLoopForward(const PhantomNode &source_phantom,
|
||||
const PhantomNode &target_phantom) const
|
||||
bool needsLoopForward(const PhantomNode &source_phantom, const PhantomNode &target_phantom)
|
||||
{
|
||||
return source_phantom.forward_segment_id.enabled && target_phantom.forward_segment_id.enabled &&
|
||||
source_phantom.forward_segment_id.id == target_phantom.forward_segment_id.id &&
|
||||
@@ -467,8 +463,7 @@ bool BasicRouting<algorithm::CH>::NeedsLoopForward(const PhantomNode &source_pha
|
||||
target_phantom.GetForwardWeightPlusOffset();
|
||||
}
|
||||
|
||||
bool BasicRouting<algorithm::CH>::NeedsLoopBackwards(const PhantomNode &source_phantom,
|
||||
const PhantomNode &target_phantom) const
|
||||
bool needsLoopBackwards(const PhantomNode &source_phantom, const PhantomNode &target_phantom)
|
||||
{
|
||||
return source_phantom.reverse_segment_id.enabled && target_phantom.reverse_segment_id.enabled &&
|
||||
source_phantom.reverse_segment_id.id == target_phantom.reverse_segment_id.id &&
|
||||
@@ -476,16 +471,16 @@ bool BasicRouting<algorithm::CH>::NeedsLoopBackwards(const PhantomNode &source_p
|
||||
target_phantom.GetReverseWeightPlusOffset();
|
||||
}
|
||||
|
||||
double BasicRouting<algorithm::CH>::GetPathDistance(const FacadeT &facade,
|
||||
const std::vector<NodeID> &packed_path,
|
||||
const PhantomNode &source_phantom,
|
||||
const PhantomNode &target_phantom) const
|
||||
double getPathDistance(const datafacade::ContiguousInternalMemoryDataFacade<algorithm::CH> &facade,
|
||||
const std::vector<NodeID> &packed_path,
|
||||
const PhantomNode &source_phantom,
|
||||
const PhantomNode &target_phantom)
|
||||
{
|
||||
std::vector<PathData> unpacked_path;
|
||||
PhantomNodes nodes;
|
||||
nodes.source_phantom = source_phantom;
|
||||
nodes.target_phantom = target_phantom;
|
||||
UnpackPath(facade, packed_path.begin(), packed_path.end(), nodes, unpacked_path);
|
||||
unpackPath(facade, packed_path.begin(), packed_path.end(), nodes, unpacked_path);
|
||||
|
||||
using util::coordinate_calculation::detail::DEGREE_TO_RAD;
|
||||
using util::coordinate_calculation::detail::EARTH_RADIUS;
|
||||
@@ -535,15 +530,15 @@ double BasicRouting<algorithm::CH>::GetPathDistance(const FacadeT &facade,
|
||||
// Requires the heaps for be empty
|
||||
// If heaps should be adjusted to be initialized outside of this function,
|
||||
// the addition of force_loop parameters might be required
|
||||
double BasicRouting<algorithm::CH>::GetNetworkDistanceWithCore(
|
||||
const FacadeT &facade,
|
||||
double getNetworkDistanceWithCore(
|
||||
const datafacade::ContiguousInternalMemoryDataFacade<algorithm::CH> &facade,
|
||||
SearchEngineData::QueryHeap &forward_heap,
|
||||
SearchEngineData::QueryHeap &reverse_heap,
|
||||
SearchEngineData::QueryHeap &forward_core_heap,
|
||||
SearchEngineData::QueryHeap &reverse_core_heap,
|
||||
const PhantomNode &source_phantom,
|
||||
const PhantomNode &target_phantom,
|
||||
EdgeWeight weight_upper_bound) const
|
||||
EdgeWeight weight_upper_bound)
|
||||
{
|
||||
BOOST_ASSERT(forward_heap.Empty());
|
||||
BOOST_ASSERT(reverse_heap.Empty());
|
||||
@@ -579,7 +574,7 @@ double BasicRouting<algorithm::CH>::GetNetworkDistanceWithCore(
|
||||
|
||||
EdgeWeight weight = INVALID_EDGE_WEIGHT;
|
||||
std::vector<NodeID> packed_path;
|
||||
SearchWithCore(facade,
|
||||
searchWithCore(facade,
|
||||
forward_heap,
|
||||
reverse_heap,
|
||||
forward_core_heap,
|
||||
@@ -593,7 +588,7 @@ double BasicRouting<algorithm::CH>::GetNetworkDistanceWithCore(
|
||||
double distance = std::numeric_limits<double>::max();
|
||||
if (weight != INVALID_EDGE_WEIGHT)
|
||||
{
|
||||
return GetPathDistance(facade, packed_path, source_phantom, target_phantom);
|
||||
return getPathDistance(facade, packed_path, source_phantom, target_phantom);
|
||||
}
|
||||
return distance;
|
||||
}
|
||||
@@ -601,12 +596,13 @@ double BasicRouting<algorithm::CH>::GetNetworkDistanceWithCore(
|
||||
// Requires the heaps for be empty
|
||||
// If heaps should be adjusted to be initialized outside of this function,
|
||||
// the addition of force_loop parameters might be required
|
||||
double BasicRouting<algorithm::CH>::GetNetworkDistance(const FacadeT &facade,
|
||||
SearchEngineData::QueryHeap &forward_heap,
|
||||
SearchEngineData::QueryHeap &reverse_heap,
|
||||
const PhantomNode &source_phantom,
|
||||
const PhantomNode &target_phantom,
|
||||
EdgeWeight weight_upper_bound) const
|
||||
double
|
||||
getNetworkDistance(const datafacade::ContiguousInternalMemoryDataFacade<algorithm::CH> &facade,
|
||||
SearchEngineData::QueryHeap &forward_heap,
|
||||
SearchEngineData::QueryHeap &reverse_heap,
|
||||
const PhantomNode &source_phantom,
|
||||
const PhantomNode &target_phantom,
|
||||
EdgeWeight weight_upper_bound)
|
||||
{
|
||||
BOOST_ASSERT(forward_heap.Empty());
|
||||
BOOST_ASSERT(reverse_heap.Empty());
|
||||
@@ -642,7 +638,7 @@ double BasicRouting<algorithm::CH>::GetNetworkDistance(const FacadeT &facade,
|
||||
|
||||
EdgeWeight weight = INVALID_EDGE_WEIGHT;
|
||||
std::vector<NodeID> packed_path;
|
||||
Search(facade,
|
||||
search(facade,
|
||||
forward_heap,
|
||||
reverse_heap,
|
||||
weight,
|
||||
@@ -656,7 +652,7 @@ double BasicRouting<algorithm::CH>::GetNetworkDistance(const FacadeT &facade,
|
||||
return std::numeric_limits<double>::max();
|
||||
}
|
||||
|
||||
return GetPathDistance(facade, packed_path, source_phantom, target_phantom);
|
||||
return getPathDistance(facade, packed_path, source_phantom, target_phantom);
|
||||
}
|
||||
|
||||
} // namespace routing_algorithms
|
||||
|
||||
@@ -1,4 +1,9 @@
|
||||
#include "engine/routing_algorithms/shortest_path.hpp"
|
||||
#include "engine/routing_algorithms/routing_base.hpp"
|
||||
|
||||
#include <boost/assert.hpp>
|
||||
#include <boost/optional.hpp>
|
||||
#include <memory>
|
||||
|
||||
namespace osrm
|
||||
{
|
||||
@@ -7,23 +12,26 @@ namespace engine
|
||||
namespace routing_algorithms
|
||||
{
|
||||
|
||||
const static constexpr bool DO_NOT_FORCE_LOOP = false;
|
||||
using QueryHeap = SearchEngineData::QueryHeap;
|
||||
|
||||
// allows a uturn at the target_phantom
|
||||
// searches source forward/reverse -> target forward/reverse
|
||||
void ShortestPathRouting<algorithm::CH>::SearchWithUTurn(const FacadeT &facade,
|
||||
QueryHeap &forward_heap,
|
||||
QueryHeap &reverse_heap,
|
||||
QueryHeap &forward_core_heap,
|
||||
QueryHeap &reverse_core_heap,
|
||||
const bool search_from_forward_node,
|
||||
const bool search_from_reverse_node,
|
||||
const bool search_to_forward_node,
|
||||
const bool search_to_reverse_node,
|
||||
const PhantomNode &source_phantom,
|
||||
const PhantomNode &target_phantom,
|
||||
const int total_weight_to_forward,
|
||||
const int total_weight_to_reverse,
|
||||
int &new_total_weight,
|
||||
std::vector<NodeID> &leg_packed_path) const
|
||||
void searchWithUTurn(const datafacade::ContiguousInternalMemoryDataFacade<algorithm::CH> &facade,
|
||||
QueryHeap &forward_heap,
|
||||
QueryHeap &reverse_heap,
|
||||
QueryHeap &forward_core_heap,
|
||||
QueryHeap &reverse_core_heap,
|
||||
const bool search_from_forward_node,
|
||||
const bool search_from_reverse_node,
|
||||
const bool search_to_forward_node,
|
||||
const bool search_to_reverse_node,
|
||||
const PhantomNode &source_phantom,
|
||||
const PhantomNode &target_phantom,
|
||||
const int total_weight_to_forward,
|
||||
const int total_weight_to_reverse,
|
||||
int &new_total_weight,
|
||||
std::vector<NodeID> &leg_packed_path)
|
||||
{
|
||||
forward_heap.Clear();
|
||||
reverse_heap.Clear();
|
||||
@@ -59,35 +67,34 @@ void ShortestPathRouting<algorithm::CH>::SearchWithUTurn(const FacadeT &facade,
|
||||
auto is_oneway_source = !(search_from_forward_node && search_from_reverse_node);
|
||||
auto is_oneway_target = !(search_to_forward_node && search_to_reverse_node);
|
||||
// we only enable loops here if we can't search from forward to backward node
|
||||
auto needs_loop_forwad =
|
||||
is_oneway_source && super::NeedsLoopForward(source_phantom, target_phantom);
|
||||
auto needs_loop_forwad = is_oneway_source && needsLoopForward(source_phantom, target_phantom);
|
||||
auto needs_loop_backwards =
|
||||
is_oneway_target && super::NeedsLoopBackwards(source_phantom, target_phantom);
|
||||
is_oneway_target && needsLoopBackwards(source_phantom, target_phantom);
|
||||
if (facade.GetCoreSize() > 0)
|
||||
{
|
||||
forward_core_heap.Clear();
|
||||
reverse_core_heap.Clear();
|
||||
BOOST_ASSERT(forward_core_heap.Size() == 0);
|
||||
BOOST_ASSERT(reverse_core_heap.Size() == 0);
|
||||
super::SearchWithCore(facade,
|
||||
forward_heap,
|
||||
reverse_heap,
|
||||
forward_core_heap,
|
||||
reverse_core_heap,
|
||||
new_total_weight,
|
||||
leg_packed_path,
|
||||
needs_loop_forwad,
|
||||
needs_loop_backwards);
|
||||
searchWithCore(facade,
|
||||
forward_heap,
|
||||
reverse_heap,
|
||||
forward_core_heap,
|
||||
reverse_core_heap,
|
||||
new_total_weight,
|
||||
leg_packed_path,
|
||||
needs_loop_forwad,
|
||||
needs_loop_backwards);
|
||||
}
|
||||
else
|
||||
{
|
||||
super::Search(facade,
|
||||
forward_heap,
|
||||
reverse_heap,
|
||||
new_total_weight,
|
||||
leg_packed_path,
|
||||
needs_loop_forwad,
|
||||
needs_loop_backwards);
|
||||
search(facade,
|
||||
forward_heap,
|
||||
reverse_heap,
|
||||
new_total_weight,
|
||||
leg_packed_path,
|
||||
needs_loop_forwad,
|
||||
needs_loop_backwards);
|
||||
}
|
||||
// if no route is found between two parts of the via-route, the entire route becomes
|
||||
// invalid. Adding to invalid edge weight sadly doesn't return an invalid edge weight. Here
|
||||
@@ -99,23 +106,23 @@ void ShortestPathRouting<algorithm::CH>::SearchWithUTurn(const FacadeT &facade,
|
||||
// searches shortest path between:
|
||||
// source forward/reverse -> target forward
|
||||
// source forward/reverse -> target reverse
|
||||
void ShortestPathRouting<algorithm::CH>::Search(const FacadeT &facade,
|
||||
QueryHeap &forward_heap,
|
||||
QueryHeap &reverse_heap,
|
||||
QueryHeap &forward_core_heap,
|
||||
QueryHeap &reverse_core_heap,
|
||||
const bool search_from_forward_node,
|
||||
const bool search_from_reverse_node,
|
||||
const bool search_to_forward_node,
|
||||
const bool search_to_reverse_node,
|
||||
const PhantomNode &source_phantom,
|
||||
const PhantomNode &target_phantom,
|
||||
const int total_weight_to_forward,
|
||||
const int total_weight_to_reverse,
|
||||
int &new_total_weight_to_forward,
|
||||
int &new_total_weight_to_reverse,
|
||||
std::vector<NodeID> &leg_packed_path_forward,
|
||||
std::vector<NodeID> &leg_packed_path_reverse) const
|
||||
void Search(const datafacade::ContiguousInternalMemoryDataFacade<algorithm::CH> &facade,
|
||||
QueryHeap &forward_heap,
|
||||
QueryHeap &reverse_heap,
|
||||
QueryHeap &forward_core_heap,
|
||||
QueryHeap &reverse_core_heap,
|
||||
const bool search_from_forward_node,
|
||||
const bool search_from_reverse_node,
|
||||
const bool search_to_forward_node,
|
||||
const bool search_to_reverse_node,
|
||||
const PhantomNode &source_phantom,
|
||||
const PhantomNode &target_phantom,
|
||||
const int total_weight_to_forward,
|
||||
const int total_weight_to_reverse,
|
||||
int &new_total_weight_to_forward,
|
||||
int &new_total_weight_to_reverse,
|
||||
std::vector<NodeID> &leg_packed_path_forward,
|
||||
std::vector<NodeID> &leg_packed_path_reverse)
|
||||
{
|
||||
if (search_to_forward_node)
|
||||
{
|
||||
@@ -148,25 +155,25 @@ void ShortestPathRouting<algorithm::CH>::Search(const FacadeT &facade,
|
||||
reverse_core_heap.Clear();
|
||||
BOOST_ASSERT(forward_core_heap.Size() == 0);
|
||||
BOOST_ASSERT(reverse_core_heap.Size() == 0);
|
||||
super::SearchWithCore(facade,
|
||||
forward_heap,
|
||||
reverse_heap,
|
||||
forward_core_heap,
|
||||
reverse_core_heap,
|
||||
new_total_weight_to_forward,
|
||||
leg_packed_path_forward,
|
||||
super::NeedsLoopForward(source_phantom, target_phantom),
|
||||
DO_NOT_FORCE_LOOP);
|
||||
searchWithCore(facade,
|
||||
forward_heap,
|
||||
reverse_heap,
|
||||
forward_core_heap,
|
||||
reverse_core_heap,
|
||||
new_total_weight_to_forward,
|
||||
leg_packed_path_forward,
|
||||
needsLoopForward(source_phantom, target_phantom),
|
||||
DO_NOT_FORCE_LOOP);
|
||||
}
|
||||
else
|
||||
{
|
||||
super::Search(facade,
|
||||
forward_heap,
|
||||
reverse_heap,
|
||||
new_total_weight_to_forward,
|
||||
leg_packed_path_forward,
|
||||
super::NeedsLoopForward(source_phantom, target_phantom),
|
||||
DO_NOT_FORCE_LOOP);
|
||||
search(facade,
|
||||
forward_heap,
|
||||
reverse_heap,
|
||||
new_total_weight_to_forward,
|
||||
leg_packed_path_forward,
|
||||
needsLoopForward(source_phantom, target_phantom),
|
||||
DO_NOT_FORCE_LOOP);
|
||||
}
|
||||
}
|
||||
|
||||
@@ -199,36 +206,35 @@ void ShortestPathRouting<algorithm::CH>::Search(const FacadeT &facade,
|
||||
reverse_core_heap.Clear();
|
||||
BOOST_ASSERT(forward_core_heap.Size() == 0);
|
||||
BOOST_ASSERT(reverse_core_heap.Size() == 0);
|
||||
super::SearchWithCore(facade,
|
||||
forward_heap,
|
||||
reverse_heap,
|
||||
forward_core_heap,
|
||||
reverse_core_heap,
|
||||
new_total_weight_to_reverse,
|
||||
leg_packed_path_reverse,
|
||||
DO_NOT_FORCE_LOOP,
|
||||
super::NeedsLoopBackwards(source_phantom, target_phantom));
|
||||
searchWithCore(facade,
|
||||
forward_heap,
|
||||
reverse_heap,
|
||||
forward_core_heap,
|
||||
reverse_core_heap,
|
||||
new_total_weight_to_reverse,
|
||||
leg_packed_path_reverse,
|
||||
DO_NOT_FORCE_LOOP,
|
||||
needsLoopBackwards(source_phantom, target_phantom));
|
||||
}
|
||||
else
|
||||
{
|
||||
super::Search(facade,
|
||||
forward_heap,
|
||||
reverse_heap,
|
||||
new_total_weight_to_reverse,
|
||||
leg_packed_path_reverse,
|
||||
DO_NOT_FORCE_LOOP,
|
||||
super::NeedsLoopBackwards(source_phantom, target_phantom));
|
||||
search(facade,
|
||||
forward_heap,
|
||||
reverse_heap,
|
||||
new_total_weight_to_reverse,
|
||||
leg_packed_path_reverse,
|
||||
DO_NOT_FORCE_LOOP,
|
||||
needsLoopBackwards(source_phantom, target_phantom));
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void ShortestPathRouting<algorithm::CH>::UnpackLegs(
|
||||
const FacadeT &facade,
|
||||
const std::vector<PhantomNodes> &phantom_nodes_vector,
|
||||
const std::vector<NodeID> &total_packed_path,
|
||||
const std::vector<std::size_t> &packed_leg_begin,
|
||||
const int shortest_path_length,
|
||||
InternalRouteResult &raw_route_data) const
|
||||
void unpackLegs(const datafacade::ContiguousInternalMemoryDataFacade<algorithm::CH> &facade,
|
||||
const std::vector<PhantomNodes> &phantom_nodes_vector,
|
||||
const std::vector<NodeID> &total_packed_path,
|
||||
const std::vector<std::size_t> &packed_leg_begin,
|
||||
const int shortest_path_length,
|
||||
InternalRouteResult &raw_route_data)
|
||||
{
|
||||
raw_route_data.unpacked_path_segments.resize(packed_leg_begin.size() - 1);
|
||||
|
||||
@@ -239,11 +245,11 @@ void ShortestPathRouting<algorithm::CH>::UnpackLegs(
|
||||
auto leg_begin = total_packed_path.begin() + packed_leg_begin[current_leg];
|
||||
auto leg_end = total_packed_path.begin() + packed_leg_begin[current_leg + 1];
|
||||
const auto &unpack_phantom_node_pair = phantom_nodes_vector[current_leg];
|
||||
super::UnpackPath(facade,
|
||||
leg_begin,
|
||||
leg_end,
|
||||
unpack_phantom_node_pair,
|
||||
raw_route_data.unpacked_path_segments[current_leg]);
|
||||
unpackPath(facade,
|
||||
leg_begin,
|
||||
leg_end,
|
||||
unpack_phantom_node_pair,
|
||||
raw_route_data.unpacked_path_segments[current_leg]);
|
||||
|
||||
raw_route_data.source_traversed_in_reverse.push_back(
|
||||
(*leg_begin != phantom_nodes_vector[current_leg].source_phantom.forward_segment_id.id));
|
||||
@@ -253,12 +259,13 @@ void ShortestPathRouting<algorithm::CH>::UnpackLegs(
|
||||
}
|
||||
}
|
||||
|
||||
void ShortestPathRouting<algorithm::CH>::
|
||||
operator()(const FacadeT &facade,
|
||||
const std::vector<PhantomNodes> &phantom_nodes_vector,
|
||||
const boost::optional<bool> continue_straight_at_waypoint,
|
||||
InternalRouteResult &raw_route_data) const
|
||||
InternalRouteResult
|
||||
shortestPathSearch(SearchEngineData &engine_working_data,
|
||||
const datafacade::ContiguousInternalMemoryDataFacade<algorithm::CH> &facade,
|
||||
const std::vector<PhantomNodes> &phantom_nodes_vector,
|
||||
const boost::optional<bool> continue_straight_at_waypoint)
|
||||
{
|
||||
InternalRouteResult raw_route_data;
|
||||
const bool allow_uturn_at_waypoint =
|
||||
!(continue_straight_at_waypoint ? *continue_straight_at_waypoint
|
||||
: facade.GetContinueStraightDefault());
|
||||
@@ -312,7 +319,7 @@ operator()(const FacadeT &facade,
|
||||
{
|
||||
if (allow_uturn_at_waypoint)
|
||||
{
|
||||
SearchWithUTurn(facade,
|
||||
searchWithUTurn(facade,
|
||||
forward_heap,
|
||||
reverse_heap,
|
||||
forward_core_heap,
|
||||
@@ -370,7 +377,7 @@ operator()(const FacadeT &facade,
|
||||
{
|
||||
raw_route_data.shortest_path_length = INVALID_EDGE_WEIGHT;
|
||||
raw_route_data.alternative_path_length = INVALID_EDGE_WEIGHT;
|
||||
return;
|
||||
return raw_route_data;
|
||||
}
|
||||
|
||||
// we need to figure out how the new legs connect to the previous ones
|
||||
@@ -473,7 +480,7 @@ operator()(const FacadeT &facade,
|
||||
packed_leg_to_reverse_begin.push_back(total_packed_path_to_reverse.size());
|
||||
BOOST_ASSERT(packed_leg_to_reverse_begin.size() == phantom_nodes_vector.size() + 1);
|
||||
|
||||
UnpackLegs(facade,
|
||||
unpackLegs(facade,
|
||||
phantom_nodes_vector,
|
||||
total_packed_path_to_reverse,
|
||||
packed_leg_to_reverse_begin,
|
||||
@@ -486,13 +493,15 @@ operator()(const FacadeT &facade,
|
||||
packed_leg_to_forward_begin.push_back(total_packed_path_to_forward.size());
|
||||
BOOST_ASSERT(packed_leg_to_forward_begin.size() == phantom_nodes_vector.size() + 1);
|
||||
|
||||
UnpackLegs(facade,
|
||||
unpackLegs(facade,
|
||||
phantom_nodes_vector,
|
||||
total_packed_path_to_forward,
|
||||
packed_leg_to_forward_begin,
|
||||
total_weight_to_forward,
|
||||
raw_route_data);
|
||||
}
|
||||
|
||||
return raw_route_data;
|
||||
}
|
||||
|
||||
} // namespace routing_algorithms
|
||||
|
||||
@@ -7,10 +7,10 @@ namespace engine
|
||||
namespace routing_algorithms
|
||||
{
|
||||
|
||||
std::vector<TurnData> TileTurns<algorithm::CH>::
|
||||
operator()(const FacadeT &facade,
|
||||
const std::vector<RTreeLeaf> &edges,
|
||||
const std::vector<std::size_t> &sorted_edge_indexes) const
|
||||
std::vector<TurnData>
|
||||
getTileTurns(const datafacade::ContiguousInternalMemoryDataFacade<algorithm::CH> &facade,
|
||||
const std::vector<RTreeLeaf> &edges,
|
||||
const std::vector<std::size_t> &sorted_edge_indexes)
|
||||
{
|
||||
std::vector<TurnData> all_turn_data;
|
||||
|
||||
|
||||
Reference in New Issue
Block a user