FM / extractor

/srv/osrm/osrm-backend/include/extractor/

/srv/osrm/osrm-backend/include/extractor

Name	Size	Mode	Actions
intersection/	-	0755	rm
class_data.hpp	981	0644	edit dl rm
compressed_edge_container.hpp	3336	0644	edit dl rm
compressed_node_based_graph_edge.hpp	418	0644	edit dl rm
conditional_turn_penalty.hpp	589	0644	edit dl rm
datasources.hpp	1207	0644	edit dl rm
edge_based_edge.hpp	3467	0644	edit dl rm
edge_based_graph_factory.hpp	7787	0644	edit dl rm
edge_based_node.hpp	383	0644	edit dl rm
edge_based_node_segment.hpp	2050	0644	edit dl rm
extraction_containers.hpp	3679	0644	edit dl rm
extraction_helper_functions.hpp	4827	0644	edit dl rm
extraction_node.hpp	459	0644	edit dl rm
extraction_relation.hpp	5949	0644	edit dl rm
extraction_segment.hpp	715	0644	edit dl rm
extraction_turn.hpp	4983	0644	edit dl rm
extraction_way.hpp	4268	0644	edit dl rm
extractor.hpp	5267	0644	edit dl rm
extractor_callbacks.hpp	3249	0644	edit dl rm
extractor_config.hpp	3040	0644	edit dl rm
files.hpp	24372	0644	edit dl rm
graph_compressor.hpp	1271	0644	edit dl rm
internal_extractor_edge.hpp	2642	0644	edit dl rm
intersection_bearings_container.hpp	4487	0644	edit dl rm
location_dependent_data.hpp	1797	0644	edit dl rm
maneuver_override.hpp	5456	0644	edit dl rm
maneuver_override_relation_parser.hpp	1785	0644	edit dl rm
name_table.hpp	3596	0644	edit dl rm
nbg_to_ebg.hpp	450	0644	edit dl rm
nodes_of_way.hpp	1411	0644	edit dl rm
node_based_edge.hpp	8024	0644	edit dl rm
node_based_graph_factory.hpp	5155	0644	edit dl rm
node_data_container.hpp	4558	0644	edit dl rm
node_restriction_map.hpp	2292	0644	edit dl rm
packed_osm_ids.hpp	520	0644	edit dl rm
profile_properties.hpp	5029	0644	edit dl rm
query_node.hpp	1411	0644	edit dl rm
raster_source.hpp	5002	0644	edit dl rm
restriction.hpp	1750	0644	edit dl rm
restriction_graph.hpp	4500	0644	edit dl rm
restriction_parser.hpp	1768	0644	edit dl rm
road_classification.hpp	8390	0644	edit dl rm
scripting_environment.hpp	2426	0644	edit dl rm
scripting_environment_lua.hpp	4253	0644	edit dl rm
segment_data_container.hpp	8032	0644	edit dl rm
serialization.hpp	8834	0644	edit dl rm
suffix_table.hpp	1407	0644	edit dl rm
traffic_lights.hpp	514	0644	edit dl rm
traffic_signals.hpp	656	0644	edit dl rm
travel_mode.hpp	3666	0644	edit dl rm
turn_lane_types.hpp	3754	0644	edit dl rm
turn_path.hpp	7483	0644	edit dl rm
turn_path_compressor.hpp	2220	0644	edit dl rm
turn_path_filter.hpp	669	0644	edit dl rm
way_restriction_map.hpp	3114	0644	edit dl rm

Edit: /srv/osrm/osrm-backend/include/extractor/turn_path_compressor.hpp (2220B)

#ifndef OSRM_EXTRACTOR_TURN_PATH_COMPRESSOR_HPP_
#define OSRM_EXTRACTOR_TURN_PATH_COMPRESSOR_HPP_

#include "util/typedefs.hpp"

#include <unordered_map>
#include <vector>

namespace osrm::extractor
{

struct TurnPath;
struct TurnRestriction;
struct UnresolvedManeuverOverride;

// OSRM stores turn paths as node -> [node] -> node instead of way -> node -> way (or
// way->[way]->way) as it is done in OSM. These paths need to match the state of graph
// compression which we perform in the graph compressor that removes certain degree two nodes from
// the graph (all but the ones with penalties/barriers, as of the state of writing).
// Since this graph compression is performed after creating the turn paths in the extraction
// phase, we need to update the involved nodes whenever one of the nodes is compressed.
//
//
// !!!! Will bind to the restriction/maneuver vectors and modify it in-place !!!!
class TurnPathCompressor
{
  public:
    TurnPathCompressor(std::vector<TurnRestriction> &restrictions,
                       std::vector<UnresolvedManeuverOverride> &maneuver_overrides);

// account for the compression of `from-via-to` into `from-to`
    void Compress(const NodeID from, const NodeID via, const NodeID to);

private:
    // A turn path is given as `from start via node(s) to end`. Edges ending at `head` being
    // contracted move the head pointer to their respective head. Edges starting at tail move the
    // tail values to their respective tails.
    // Via nodes that are compressed are removed from the restriction representation.
    // We do not compress the first and last via nodes of a restriction as they act as
    // entrance/exit points into the restriction graph. For a node restriction, the first and last
    // via nodes are the same.
    // Similarly, we do not compress the instruction via node in a maneuver override, as we need
    // this to identify the location of the maneuver during routing path-processing.
    std::unordered_multimap<NodeID, TurnPath *> starts;
    std::unordered_multimap<NodeID, TurnPath *> vias;
    std::unordered_multimap<NodeID, TurnPath *> ends;
};

} // namespace osrm::extractor

#endif // OSRM_EXTRACTOR_TURN_PATH_COMPRESSOR_HPP_

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