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#!/usr/bin/env python
"""
@file evacuation.py
@author Martin Taraz
@author Michael Behrisch
@date 2015-09-09
@version $Id: evacuation.py 20433 2016-04-13 08:00:14Z behrisch $
Starts the creation of an Evacuation Scenario
Sources:
Inhabitant data
https://www.destatis.de/DE/ZahlenFakten/LaenderRegionen/Regionales/Gemeindeverzeichnis/Administrativ/Archiv/GVAuszugQ/AuszugGV3QAktuell.html
Gemeinde XML data generated by using the Shape Data
Source: https://www.zensus2011.de/SharedDocs/Downloads/DE/Shapefile/VG250_1Jan2011_WGS84.zip?__blob=publicationFile&v=29
SUMO, Simulation of Urban MObility; see http://sumo.dlr.de/
Copyright (C) 2009-2016 DLR (http://www.dlr.de/) and contributors
This file is part of SUMO.
SUMO is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
"""
from __future__ import absolute_import
from __future__ import print_function
import os
import sys
import subprocess
import math
import csv
SUMO_HOME = os.environ.get("SUMO_HOME", os.path.join(
os.path.dirname(os.path.abspath(__file__)), "..", "..", ".."))
sys.path.append(os.path.join(SUMO_HOME, "tools"))
import xml.etree.cElementTree as ET
from xml.etree.ElementTree import Element, SubElement, Comment, tostring
from xml.dom import minidom
from shapely.geometry import Polygon
import osmBuild
import osmGet
import sumolib
import generateTraffic
def mergePopulationData(populationFile, regionFile, mergedFile):
csvReader = csv.reader(open(populationFile), delimiter=',', quotechar='"')
inhabDict = {}
for entry in csvReader:
if csvReader.line_num <= 3:
continue
while(len(entry[0]) < 2):
entry[0] = '0' + entry[0]
while(len(entry[2]) < 2):
entry[2] = '0' + entry[2]
while(len(entry[3]) < 4):
entry[3] = '0' + entry[3]
while(len(entry[4]) < 3):
entry[4] = '0' + entry[4]
inhabDict["".join(entry[:5])] = str(entry[6]).replace(' ', '')
root = ET.ElementTree(file=regionFile).getroot()
for parents in root.findall("./*"):
for elem in parents.findall("param[7]"):
RSValue = str(elem.attrib)[11:23]
inhabitants = SubElement(parents, 'param')
if RSValue in inhabDict:
inhabitants.clear()
inhabitants.attrib = {
'key': "INHABITANTS", 'value': inhabDict[RSValue]}
outstr = minidom.parseString(ET.tostring(root)).toprettyxml(indent=" ")
with open(mergedFile, 'w') as out:
out.write(outstr.encode('utf-8'))
def extract(mergedPopulationFile, mappedSiteFile, intersectionFile):
PopulationXML = ET.ElementTree(file=mergedPopulationFile)
EvacuationXML = ET.ElementTree(file=mappedSiteFile)
PopRoot = PopulationXML.getroot()
EvaRoot = EvacuationXML.getroot()
Schnittmenge = []
for evaArea in EvaRoot.findall("./poly[0]"):
koordinatenStr = evaArea.attrib["shape"]
koordinatenList = [tuple(map(float, x.split(',')))
for x in koordinatenStr.split()]
evacuationArea = Polygon(koordinatenList)
for PopArea in PopRoot.findall("./poly"):
koordinatenStr = PopArea.attrib["shape"]
koordinatenList = [tuple(map(float, x.split(',')))
for x in koordinatenStr.split()]
Gemeinde = Polygon(koordinatenList)
if Gemeinde.intersection(evacuationArea):
for Inhab in PopArea.findall("./param"):
if Inhab.attrib["key"] == "INHABITANTS":
Einwohner = int((Inhab.attrib["value"]))
Einwohner *= Gemeinde.intersection(
evacuationArea).area / Gemeinde.area
Einwohner = str(Einwohner)
Schnittmenge.append(
(Gemeinde.intersection(evacuationArea), Einwohner))
print("merge!")
root = ET.Element('additional')
outTree = ET.ElementTree(root)
i = 1
for G in Schnittmenge:
poly = ET.SubElement(root, 'poly')
exterior = G[0].exterior.coords
OutExterior = ''
for elem in exterior:
OutExterior += str(elem[0]) + "," + str(elem[1]) + " "
identity = "Schnittflache" + str(i)
poly.attrib = {
"id": identity, "shape": OutExterior, "inhabitants": G[1]}
i += 1
outstr = minidom.parseString(ET.tostring(root)).toprettyxml(indent=" ")
with open(intersectionFile, 'w') as out:
out.write(outstr)
def buildEvaSite(inputFile, siteFile):
dots = 10
with open(siteFile, 'w') as out:
out.write("<additional>\n")
for poi in sumolib.output.parse(inputFile, "poi"):
lon = float(poi.lon)
lat = float(poi.lat)
radius = float(poi.radius) * 360 / 4008 / 1000
shape = ""
if poi.color is None:
poi.color = "0,0,255"
for i in range(dots):
angle = 2 * math.pi * i / dots
templon = lon + radius * math.cos(angle)
templat = lat + radius * \
math.sin(angle) * math.cos(math.radians(lat))
shape += "%s,%s " % (templon, templat)
out.write(' <poly id="%s" color="%s" fill="1" layer="-1" shape="%s"/>\n' %
(poi.id, poi.color, shape[:-1]))
out.write("</additional>\n")
print("building Evacuation Site")
prefix = "evacuationArea"
siteFile = "site.poly.xml"
mappedSiteFile = "mappedSite.poly.xml"
mergedPopulationFile = "population.poly.xml"
intersectionFile = "intersections.poly.xml"
if len(sys.argv) > 1:
buildEvaSite(sys.argv[1], siteFile)
else:
buildEvaSite("inputLocations.poi.xml", siteFile)
print("osm Get")
osmGet.get(["-x", siteFile])
print("osm Build")
osmOptions = ['-f', 'osm_bbox.osm.xml', '-p', prefix, '--vehicle-classes', 'road',
'-m', os.path.join(SUMO_HOME, 'data', 'typemap', 'osmPolyconvert.typ.xml')]
osmBuild.build(osmOptions)
print("polyconvert")
sys.stdout.flush()
subprocess.call([sumolib.checkBinary('polyconvert'), '-n', '%s.net.xml' %
prefix, '--xml-files', siteFile, '-o', mappedSiteFile])
print("merging")
mergePopulationData("population.csv", 'regions.poly.xml', mergedPopulationFile)
print("extracting population data")
extract(mergedPopulationFile, mappedSiteFile, intersectionFile)
print("generating traffic")
generateTraffic.generate(
'%s.net.xml' % prefix, mappedSiteFile, intersectionFile, '%s.rou.xml' % prefix)
print("calling sumo")
sys.stdout.flush()
sumo = sumolib.checkBinary('sumo')
sumoOptions = [sumo, '-n', "%s.net.xml" % prefix, '-a', "%s.poly.xml,inputLocations.poi.xml,%s" % (prefix, mappedSiteFile),
'-r', '%s.rou.xml' % prefix, '--ignore-route-errors', '--no-step-log', '--save-configuration', '%s.sumocfg' % prefix]
subprocess.call(sumoOptions)
subprocess.call([sumo, '%s.sumocfg' % prefix])
#subprocess.call([sumolib.checkBinary('sumo-gui'), '%s.sumocfg' % prefix])
print("done")
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