HERE Lanes Data Specification


Message Summary

message LaneGroupGeometry

The geometries for a lane group, comprising the individual lane boundaries and a reference geometry for the lane group itself.

Include: lane_geometry_polyline.proto


Field Type Label Description
lane​_​group​_​ref uint64  

Reference to lane group in this tile in topology layer

reference​_​geometry Line​String​3dOffset  

Reference geometry for the lane group, representing a generalized path, useful for map matching, generalized curvature and slope

lane​_​geometries Lane​Geometry repeated

Ordered list of geometries for lanes in this group. Positions here match lane position in lane group

lane​_​boundary​_​geometries Lane​Boundary​Geometry repeated

Ordered list of lane boundaries used by the lanes in this group.