Package com.graphhopper.storage.index

  • Interface Summary 
    InterfaceDescription
    LocationIndex
    Provides a way to map real world data "lat,lon" to internal ids/indices of a memory efficient graph - often just implemented as an array.
    PointEmitter 
  • Class Summary 
    ClassDescription
    BresenhamLine
    We need the supercover line.
    Location2IDFullIndex
    Very slow O(n) LocationIndex but no RAM/disc required.
    Location2IDFullWithEdgesIndex
    Same as full index but calculates distance to all edges too
    LocationIndexTree
    This implementation implements an n-tree to get the closest node or edge from GPS coordinates.
    QueryResult
    Result of LocationIndex lookup.
  • Enum Summary 
    EnumDescription
    QueryResult.Position
    Due to precision differences it is hard to define when something is exactly 90?? or "on-node" like TOWER or PILLAR or if it is more "on-edge" (EDGE).

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