/usr/share/sumo/tools/edgesInDistricts.py is in sumo-tools 0.32.0+dfsg1-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 | #!/usr/bin/env python
# Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.org/sumo
# Copyright (C) 2007-2017 German Aerospace Center (DLR) and others.
# This program and the accompanying materials
# are made available under the terms of the Eclipse Public License v2.0
# which accompanies this distribution, and is available at
# http://www.eclipse.org/legal/epl-v20.html
# @file edgesInDistricts.py
# @author Daniel Krajzewicz
# @author Michael Behrisch
# @author Jakob Erdmann
# @date 2007-07-26
# @version $Id$
"""
Parsing a number of networks and taz (district) files with shapes
this script writes a taz file with all the edges which are inside
the relevant taz.
"""
from __future__ import print_function
from __future__ import absolute_import
import sys
import collections
from optparse import OptionParser
from xml.sax import parse
import sumolib # noqa
# written into the net. All members are "private".
class DistrictEdgeComputer:
def __init__(self, net):
self._net = net
self._districtEdges = collections.defaultdict(list)
self._edgeDistricts = collections.defaultdict(list)
self._invalidatedEdges = set()
def computeWithin(self, polygons, options):
districtBoxes = {}
for district in polygons:
districtBoxes[district.id] = district.getBoundingBox()
for idx, edge in enumerate(self._net.getEdges()):
shape = edge.getShape()
if edge.getSpeed() < options.maxspeed and edge.getSpeed() > options.minspeed and (options.internal or edge.getFunction() != "internal"):
if options.vclass is None or edge.allows(options.vclass):
if options.assign_from:
xmin, ymin = shape[0]
xmax, ymax = shape[0]
else:
xmin, ymin, xmax, ymax = edge.getBoundingBox()
for district in polygons:
dxmin, dymin, dxmax, dymax = districtBoxes[district.id]
if dxmin <= xmax and dymin <= ymax and dxmax >= xmin and dymax >= ymin:
if options.assign_from:
if sumolib.geomhelper.isWithin(shape[0], district.shape):
self._districtEdges[district].append(edge)
self._edgeDistricts[edge].append(district)
break
else:
for pos in shape:
if sumolib.geomhelper.isWithin(pos, district.shape):
self._districtEdges[
district].append(edge)
self._edgeDistricts[
edge].append(district)
break
if options.verbose and idx % 100 == 0:
sys.stdout.write("%s/%s\r" % (idx, len(self._net.getEdges())))
if options.complete:
for edge in self._edgeDistricts:
if len(self._edgeDistricts[edge]) > 1:
self._invalidatedEdges.add(edge)
def getEdgeDistrictMap(self):
result = {}
for edge, districts in self._edgeDistricts.iteritems():
if len(districts) == 1:
result[edge] = districts[0]
return result
def writeResults(self, options):
fd = open(options.output, "w")
fd.write("<tazs>\n")
lastId = None
lastEdges = None
for district, edges in sorted(self._districtEdges.items()):
filtered = [
edge for edge in edges if edge not in self._invalidatedEdges]
if len(filtered) == 0:
print("District '" + district.id + "' has no edges!")
else:
if options.weighted:
if options.shapeinfo:
fd.write(' <taz id="%s" shape="%s">\n' %
(district.id, district.getShapeString()))
else:
fd.write(' <taz id="%s">\n' % district.id)
for edge in filtered:
weight = edge.getSpeed() * edge.getLength()
fd.write(
' <tazSource id="%s" weight="%.2f"/>\n' % (edge.getID(), weight))
fd.write(
' <tazSink id="%s" weight="%.2f"/>\n' % (edge.getID(), weight))
fd.write(" </taz>\n")
else:
if options.shapeinfo:
fd.write(' <taz id="%s" shape="%s" edges="%s"/>\n' %
(district.id, district.getShapeString(), " ".join([e.getID() for e in filtered])))
else:
if options.merge_separator is not None and options.merge_separator in district.id:
base = district.id[:district.id.index(options.merge_separator)]
if lastId is not None:
if lastId == base:
lastEdges += [e for e in filtered if e not in lastEdges]
else:
fd.write(' <taz id="%s" edges="%s"/>\n' %
(lastId, " ".join([e.getID() for e in lastEdges])))
lastId = None
if lastId is None:
lastId = base
lastEdges = filtered
else:
fd.write(' <taz id="%s" edges="%s"/>\n' %
(district.id, " ".join([e.getID() for e in filtered])))
if lastId is not None:
fd.write(' <taz id="%s" edges="%s"/>\n' % (lastId, " ".join([e.getID() for e in lastEdges])))
fd.write("</tazs>\n")
fd.close()
def getTotalLength(self, edgeID):
edge = self._net.getEdge(edgeID)
return edge.getLength() * edge.getLaneNumber()
def fillOptions(optParser):
optParser.add_option("-v", "--verbose", action="store_true",
default=False, help="tell me what you are doing")
optParser.add_option("-c", "--complete", action="store_true",
default=False, help="assign edges only if they are not in more than one district")
optParser.add_option("-n", "--net-file",
help="read SUMO network from FILE (mandatory)", metavar="FILE")
optParser.add_option("-t", "--taz-files",
help="read districts from FILEs", metavar="FILE")
optParser.add_option("-o", "--output", default="districts.taz.xml",
help="write results to FILE (default: %default)", metavar="FILE")
optParser.add_option("-x", "--max-speed", type="float", dest="maxspeed",
default=1000.0, help="use lanes where speed is not greater than this (m/s) (default: %default)")
optParser.add_option("-m", "--min-speed", type="float", dest="minspeed",
default=0., help="use lanes where speed is greater than this (m/s) (default: %default)")
optParser.add_option("-w", "--weighted", action="store_true",
default=False, help="Weights sources/sinks by lane number and length")
optParser.add_option("-f", "--assign-from", action="store_true",
default=False, help="Assign the edge always to the district where the \"from\" node is located")
optParser.add_option("-i", "--internal", action="store_true",
default=False, help="Include internal edges in output")
optParser.add_option(
"-l", "--vclass", help="Include only edges allowing VCLASS")
optParser.add_option("-s", "--shapeinfo", action="store_true",
default=False, help="write also the shape info in the file")
optParser.add_option("--merge-separator",
help="merge edge lists of taz starting with the same string up to the given separator")
if __name__ == "__main__":
optParser = OptionParser()
fillOptions(optParser)
(options, args) = optParser.parse_args()
if not options.net_file:
optParser.print_help()
optParser.exit("Error! Providing a network is mandatory")
if options.verbose:
print("Reading net '" + options.net_file + "'")
nets = options.net_file.split(",")
if len(nets) > 1:
print(
"Warning! Multiple networks specified. Parsing the first one for edges and tazs, the others for taz only.")
reader = DistrictEdgeComputer(sumolib.net.readNet(nets[0]))
tazFiles = nets + options.taz_files.split(",")
polyReader = sumolib.shapes.polygon.PolygonReader(True)
for tf in tazFiles:
parse(tf, polyReader)
if options.verbose:
print("Calculating")
reader.computeWithin(polyReader.getPolygons(), options)
if options.verbose:
print("Writing results")
reader.writeResults(options)
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