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#!/usr/bin/env python
# Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.org/sumo
# Copyright (C) 2008-2020 German Aerospace Center (DLR) and others.
# This program and the accompanying materials are made available under the
# terms of the Eclipse Public License 2.0 which is available at
# https://www.eclipse.org/legal/epl-2.0/
# This Source Code may also be made available under the following Secondary
# Licenses when the conditions for such availability set forth in the Eclipse
# Public License 2.0 are satisfied: GNU General Public License, version 2
# or later which is available at
# https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
# SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
# @file plot_net_trafficLights.py
# @author Daniel Krajzewicz
# @author Michael Behrisch
# @date 2013-10-28
from __future__ import absolute_import
from __future__ import print_function
import os
import sys
sys.path.append(os.path.dirname(os.path.dirname(os.path.realpath(__file__))))
import sumolib # noqa
from sumolib.visualization import helpers # noqa
import matplotlib.pyplot as plt # noqa
def main(args=None):
"""The main function; parses options and plots"""
# ---------- build and read options ----------
from optparse import OptionParser
optParser = OptionParser()
optParser.add_option("-n", "--net", dest="net", metavar="FILE",
help="Defines the network to read")
optParser.add_option("-v", "--verbose", dest="verbose", action="store_true",
default=False, help="If set, the script says what it's doing")
optParser.add_option("-w", "--width", dest="width",
type="float", default=20, help="Defines the width of the dots")
optParser.add_option("-c", "--color", dest="color",
default='r', help="Defines the dot color")
optParser.add_option("--edge-width", dest="defaultWidth",
type="float", default=1, help="Defines the edge width")
optParser.add_option("--edge-color", dest="defaultColor",
default='k', help="Defines the edge color")
# standard plot options
helpers.addInteractionOptions(optParser)
helpers.addPlotOptions(optParser)
# parse
options, remaining_args = optParser.parse_args(args=args)
if options.net is None:
print("Error: a network to load must be given.")
return 1
if options.verbose:
print("Reading network from '%s'" % options.net)
net = sumolib.net.readNet(options.net)
tlsn = {}
for tid in net._id2tls:
t = net._id2tls[tid]
tlsn[tid] = set()
for c in t._connections:
n = c[0].getEdge().getToNode()
tlsn[tid].add(n)
tlspX = []
tlspY = []
for tid in tlsn:
x = 0
y = 0
n = 0
for node in tlsn[tid]:
x += node._coord[0]
y += node._coord[1]
n = n + 1
x = x / n
y = y / n
tlspX.append(x)
tlspY.append(y)
fig, ax = helpers.openFigure(options)
ax.set_aspect("equal", None, 'C')
helpers.plotNet(net, {}, {}, options)
plt.plot(tlspX, tlspY, options.color, linestyle='',
marker='o', markersize=options.width)
options.nolegend = True
helpers.closeFigure(fig, ax, options)
if __name__ == "__main__":
sys.exit(main(sys.argv))
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