create_debug_routing_graph.py

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#!/usr/bin/env python
 
import lanelet2
import sys
import argparse
 
if __name__ == "__main__":
    parser = argparse.ArgumentParser()
    parser.add_argument("filename", help="Path to the input osm file")
    parser.add_argument("output", help="Path to resulting debug routing graph")
    parser.add_argument(
        "--participant",
        help="traffic participant type (one of vehicle, bicycle, pedestrian, train",
        type=str,
        required=True,
        default="vehicle")
    parser.add_argument("--lat", help="Lateral position of origin", type=float, default=49)
    parser.add_argument("--lon", help="Longitudinal position of origin", type=float, default=8)
    args = parser.parse_args()
 
    rules_map = {"vehicle": lanelet2.traffic_rules.Participants.Vehicle,
                 "bicycle": lanelet2.traffic_rules.Participants.Bicycle,
                 "pedestrian": lanelet2.traffic_rules.Participants.Pedestrian,
                 "train": lanelet2.traffic_rules.Participants.Train}
    proj = lanelet2.projection.UtmProjector(lanelet2.io.Origin(args.lat, args.lon))
    laneletmap = lanelet2.io.load(args.filename, proj)
 
    routing_cost = lanelet2.routing.RoutingCostDistance(0.)  # zero cost for lane changes
    traffic_rules = lanelet2.traffic_rules.create(lanelet2.traffic_rules.Locations.Germany,
                                                  rules_map[args.participant])
    graph = lanelet2.routing.RoutingGraph(laneletmap, traffic_rules, [routing_cost])
    debug_map = graph.getDebugLaneletMap()
 
    lanelet2.io.write(args.output, debug_map, proj)