osrm-backend/include/engine/routing_algorithms/many_to_many.hpp
Daniel Patterson 0940f23d9d Store edge distances to improve matrix distance calculation.
Prep alpha release for testing.

Remove logging.

BY ALL MEANS REVERT THIS BEFORE CONTINUING DEVELOPMENT

comments out tests to pass

DIRTY COMMIT REVERT PLX; remove all failing node tests for mld distances

change assertions and permit distance zero edges

format

bump to alpha 2

update changelog after 5.19 release (#5203)

uncomment tests

comment out test that was never run

make unit tests pass
2018-10-25 17:57:51 -04:00

108 lines
3.1 KiB
C++

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