107 lines
3.0 KiB
C++
107 lines
3.0 KiB
C++
#ifndef MANY_TO_MANY_ROUTING_HPP
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#define MANY_TO_MANY_ROUTING_HPP
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#include "engine/algorithm.hpp"
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#include "engine/datafacade.hpp"
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#include "engine/search_engine_data.hpp"
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#include "util/typedefs.hpp"
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#include <vector>
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namespace osrm
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{
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namespace engine
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{
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namespace routing_algorithms
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{
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namespace
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{
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struct NodeBucket
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{
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NodeID middle_node;
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NodeID parent_node;
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unsigned column_index : 31; // a column in the weight/duration matrix
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unsigned from_clique_arc : 1;
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EdgeWeight weight;
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EdgeDuration duration;
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EdgeDistance distance;
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NodeBucket(NodeID middle_node,
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NodeID parent_node,
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bool from_clique_arc,
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unsigned column_index,
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EdgeWeight weight,
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EdgeDuration duration,
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EdgeDistance distance)
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: middle_node(middle_node), parent_node(parent_node), column_index(column_index),
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from_clique_arc(from_clique_arc), weight(weight), duration(duration), distance(distance)
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{
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}
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NodeBucket(NodeID middle_node,
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NodeID parent_node,
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unsigned column_index,
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EdgeWeight weight,
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EdgeDuration duration,
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EdgeDistance distance)
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: middle_node(middle_node), parent_node(parent_node), column_index(column_index),
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from_clique_arc(false), weight(weight), duration(duration), distance(distance)
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{
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}
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// partial order comparison
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bool operator<(const NodeBucket &rhs) const
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{
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return std::tie(middle_node, column_index) < std::tie(rhs.middle_node, rhs.column_index);
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}
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// functor for equal_range
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struct Compare
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{
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bool operator()(const NodeBucket &lhs, const NodeID &rhs) const
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{
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return lhs.middle_node < rhs;
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}
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bool operator()(const NodeID &lhs, const NodeBucket &rhs) const
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{
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return lhs < rhs.middle_node;
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}
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};
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// functor for equal_range
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struct ColumnCompare
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{
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unsigned column_idx;
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ColumnCompare(unsigned column_idx) : column_idx(column_idx){};
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bool operator()(const NodeBucket &lhs, const NodeID &rhs) const // lowerbound
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{
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return std::tie(lhs.middle_node, lhs.column_index) < std::tie(rhs, column_idx);
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}
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bool operator()(const NodeID &lhs, const NodeBucket &rhs) const // upperbound
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{
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return std::tie(lhs, column_idx) < std::tie(rhs.middle_node, rhs.column_index);
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}
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};
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};
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} // namespace
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template <typename Algorithm>
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std::pair<std::vector<EdgeDuration>, std::vector<EdgeDistance>>
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manyToManySearch(SearchEngineData<Algorithm> &engine_working_data,
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const DataFacade<Algorithm> &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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const bool calculate_distance);
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} // namespace routing_algorithms
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} // namespace engine
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} // namespace osrm
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#endif
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