80 lines
2.7 KiB
C++
80 lines
2.7 KiB
C++
#ifndef GEOMETRY_COMPRESSOR_HPP_
|
|
#define GEOMETRY_COMPRESSOR_HPP_
|
|
|
|
#include "extractor/segment_data_container.hpp"
|
|
|
|
#include "util/typedefs.hpp"
|
|
|
|
#include <unordered_map>
|
|
|
|
#include <string>
|
|
#include <vector>
|
|
|
|
namespace osrm
|
|
{
|
|
namespace extractor
|
|
{
|
|
|
|
class CompressedEdgeContainer
|
|
{
|
|
public:
|
|
struct OnewayCompressedEdge
|
|
{
|
|
public:
|
|
NodeID node_id; // refers to an internal node-based-node
|
|
EdgeWeight weight; // the weight of the edge leading to this node
|
|
EdgeWeight duration; // the duration of the edge leading to this node
|
|
};
|
|
|
|
using OnewayEdgeBucket = std::vector<OnewayCompressedEdge>;
|
|
|
|
CompressedEdgeContainer();
|
|
void CompressEdge(const EdgeID surviving_edge_id,
|
|
const EdgeID removed_edge_id,
|
|
const NodeID via_node_id,
|
|
const NodeID target_node,
|
|
const EdgeWeight weight1,
|
|
const EdgeWeight weight2,
|
|
const EdgeWeight duration1,
|
|
const EdgeWeight duration2);
|
|
|
|
void AddUncompressedEdge(const EdgeID edge_id,
|
|
const NodeID target_node,
|
|
const EdgeWeight weight,
|
|
const EdgeWeight duration);
|
|
|
|
void InitializeBothwayVector();
|
|
unsigned ZipEdges(const unsigned f_edge_pos, const unsigned r_edge_pos);
|
|
|
|
bool HasEntryForID(const EdgeID edge_id) const;
|
|
bool HasZippedEntryForForwardID(const EdgeID edge_id) const;
|
|
bool HasZippedEntryForReverseID(const EdgeID edge_id) const;
|
|
void PrintStatistics() const;
|
|
unsigned GetPositionForID(const EdgeID edge_id) const;
|
|
unsigned GetZippedPositionForForwardID(const EdgeID edge_id) const;
|
|
unsigned GetZippedPositionForReverseID(const EdgeID edge_id) const;
|
|
const OnewayEdgeBucket &GetBucketReference(const EdgeID edge_id) const;
|
|
bool IsTrivial(const EdgeID edge_id) const;
|
|
NodeID GetFirstEdgeTargetID(const EdgeID edge_id) const;
|
|
NodeID GetLastEdgeTargetID(const EdgeID edge_id) const;
|
|
NodeID GetLastEdgeSourceID(const EdgeID edge_id) const;
|
|
|
|
// Invalidates the internal storage
|
|
std::unique_ptr<SegmentDataContainer> ToSegmentData();
|
|
|
|
private:
|
|
int free_list_maximum = 0;
|
|
|
|
void IncreaseFreeList();
|
|
std::vector<OnewayEdgeBucket> m_compressed_oneway_geometries;
|
|
std::vector<unsigned> m_free_list;
|
|
std::unordered_map<EdgeID, unsigned> m_edge_id_to_list_index_map;
|
|
std::unordered_map<EdgeID, unsigned> m_forward_edge_id_to_zipped_index_map;
|
|
std::unordered_map<EdgeID, unsigned> m_reverse_edge_id_to_zipped_index_map;
|
|
std::unique_ptr<SegmentDataContainer> segment_data;
|
|
};
|
|
}
|
|
}
|
|
|
|
#endif // GEOMETRY_COMPRESSOR_HPP_
|