sumolib.output.convert.gpx

 1# Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
 2# Copyright (C) 2014-2026 German Aerospace Center (DLR) and others.
 3# This program and the accompanying materials are made available under the
 4# terms of the Eclipse Public License 2.0 which is available at
 5# https://www.eclipse.org/legal/epl-2.0/
 6# This Source Code may also be made available under the following Secondary
 7# Licenses when the conditions for such availability set forth in the Eclipse
 8# Public License 2.0 are satisfied: GNU General Public License, version 2
 9# or later which is available at
10# https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
11# SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
12
13# @file    gpx.py
14# @author  Jakob Erdmann
15# @author  Laura Bieker
16# @date    2014-02-13
17
18"""
19This module includes functions for converting SUMO's fcd-output into
20GPX format (http://en.wikipedia.org/wiki/GPS_eXchange_Format)
21"""
22from __future__ import absolute_import
23from collections import defaultdict
24
25
26def fcd2gpx(inpFCD, outSTRM, ignored):
27    tracks = defaultdict(list)
28    for timestep in inpFCD:
29        for v in timestep.vehicle:
30            tracks[v.id].append((timestep.time, v.x, v.y))
31
32    outSTRM.write('<?xml version="1.0" encoding="UTF-8"?>\n')
33    outSTRM.write('<gpx version="1.0">\n')
34    for vehicle in sorted(tracks):
35        outSTRM.write("  <trk><name>%s</name><trkseg>\n" % vehicle)
36        for timestamp, lon, lat in tracks[vehicle]:
37            outSTRM.write('    <trkpt lon="%s" lat="%s"><time>%s</time></trkpt>\n' % (
38                lon, lat, timestamp))
39        outSTRM.write("  </trkseg></trk>\n")
40    outSTRM.write('</gpx>\n')