partial matsim implementation
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hub/data/traffic/osm/.gitignore
vendored
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2
hub/data/traffic/osm/.gitignore
vendored
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.gitignore
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!.gitignore
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0
hub/exports/traffic/helpers/__init__.py
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0
hub/exports/traffic/helpers/__init__.py
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25
hub/exports/traffic/helpers/osm.py
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hub/exports/traffic/helpers/osm.py
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@ -0,0 +1,25 @@
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import logging
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class Osm:
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_osm_file = {
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'CA.02.5935': 'https://download.geofabrik.de/north-america/canada/british-columbia-latest.osm.pbf',
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'CA.10.06': 'https://download.geofabrik.de/north-america/canada/quebec-latest.osm.pbf',
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'CA.10.13': 'https://download.geofabrik.de/north-america/canada/quebec-latest.osm.pbf',
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'CA.10.14': 'https://download.geofabrik.de/north-america/canada/quebec-latest.osm.pbf',
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'CA.10.16': 'https://download.geofabrik.de/north-america/canada/quebec-latest.osm.pbf',
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'DE.01.082': 'https://download.geofabrik.de/europe/germany/baden-wuerttemberg-latest.osm.pbf',
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'US.NY.047': 'https://download.geofabrik.de/north-america/us/new-york-latest.osm.pbf',
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'CA.10.12': 'https://download.geofabrik.de/north-america/canada/quebec-latest.osm.pbf',
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'IL.01.': 'https://download.geofabrik.de/asia/israel-and-palestine-latest.osm.pbf',
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'ES.07.PM': 'https://download.geofabrik.de/europe/spain/islas-baleares-latest.osm.pbf'
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}
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def __init__(self):
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pass
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def pfb_file(self, region_code):
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if region_code in self._osm_file.keys():
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return self._osm_file[region_code]
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logging.error('Specific osm data unknown for %s', region_code)
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raise NotImplementedError('Specific osm data unknown for %s', region_code)
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@ -1,10 +1,15 @@
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import gzip
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import math
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import shutil
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import subprocess
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from pathlib import Path
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import geopandas as gpd
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import requests
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from lxml import etree
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from shapely import Polygon
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from helpers.osm import Osm
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import hub.helpers.constants as cte
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class Matsim:
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@ -28,6 +33,22 @@ class Matsim:
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self._export_population()
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self._export_config()
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@property
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def _jar_path(self):
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"""
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Get the matsim-network-from-osm installation path
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:return: str
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"""
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return shutil.which('matsim-network-from-osm.jar')
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@property
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def _java_path(self):
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"""
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Get the matsim-network-from-osm installation path
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:return: str
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"""
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return shutil.which('java')
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def _export_facilities(self):
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"""
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Exports the city's facilities data to XML and shapefile formats.
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@ -86,8 +107,6 @@ class Matsim:
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except Exception as ex:
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print('error: ', ex)
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# todo: this may be changed to
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viewport = Polygon([
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(self._city.lower_corner[self._x], self._city.upper_corner[self._y]),
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(self._city.upper_corner[self._x], self._city.upper_corner[self._y]),
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@ -133,8 +152,8 @@ class Matsim:
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if day[0:3] != 'hol':
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converted_schedules.append({
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'day': day[0:3],
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'start_time': f"{opening_hour:02}:00:00",
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'end_time': f"{closing_hour:02}:00:00"
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'start_time': f'{opening_hour:02}:00:00',
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'end_time': f'{closing_hour:02}:00:00'
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})
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return converted_schedules
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@ -148,15 +167,310 @@ class Matsim:
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:param xml_content: The XML content to be written to the file.
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:param xml_dtd: An optional DOCTYPE declaration to be included at the beginning of the file.
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"""
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if xml_dtd is None:
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xml_dtd = ''
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with open(output_file, 'w') as file:
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file.write("<?xml version=\"1.0\" encoding=\"utf-8\"?>\n")
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file.write('<?xml version="1.0" encoding="utf-8"?>\n')
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file.write(xml_dtd)
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file.write(xml_content)
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with open(output_file, 'rb') as f_in:
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with gzip.open(output_file + '.gz', 'wb') as f_out:
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shutil.copyfileobj(f_in, f_out)
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def _export_network(self):
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"""
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Generates a transportation network file from the city's OpenStreetMap data and buildings shapefile.
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"""
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url = Osm().pfb_file(self._city.location.region_code)
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path = (Path(__file__).parent.parent.parent / f'data/weather/epw/{url.rsplit("/", 1)[1]}').resolve()
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if not path.exists():
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with open(path, 'wb') as pbf_file:
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pbf_file.write(requests.get(url, allow_redirects=True).content)
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command = [
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self._java_path,
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'-jar', self._jar_path,
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path,
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f'{self._output_file_path}/buildings_shapefile.shp',
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f'{self._output_file_path}/{self._city.name}_network.xml.gz',
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self._crs
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]
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subprocess.run(command)
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def _export_population(self):
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"""
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Generates and exports the city's population data to an XML file.
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"""
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population = etree.Element('population')
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person_id = 0
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try:
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# Generate work facilities
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work = []
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for facility in self._facilities['facility']:
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if facility['activity'][0]['type'] != cte.RESIDENTIAL:
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work.append({
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'type': facility['activity'][0]['type'],
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'capacity': int(facility['activity'][0]['capacity']),
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'facility': facility['id'],
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'x': facility['x'],
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'y': facility['y'],
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'start_time': '08:00:00',
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'end_time': '18:00:00'
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})
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# Generate the population from residential places first
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current_work = 0
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for facility in self._facilities['facility']:
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if facility['activity'][0]['type'] == cte.RESIDENTIAL:
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max_capacity = int(facility['activity'][0]['capacity'])
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for i in range(max_capacity):
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person = etree.SubElement(population, 'person', {
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'id': str(person_id),
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'sex': 'm',
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'age': '32',
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'car_avail': 'always',
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'employed': 'yes',
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})
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plan = etree.SubElement(person, 'plan', {'selected': 'yes'})
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# Residential activity
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etree.SubElement(plan, 'act', {
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'type': f'{facility["activity"][0]["type"]}',
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'facility': f'{facility["id"]}',
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'x': f'{facility["x"]}',
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'y': f'{facility["y"]}',
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'end_time': '7:30:00'
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})
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# Leg to work
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etree.SubElement(plan, 'leg', {'mode': 'car'})
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# Work activity
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etree.SubElement(plan, 'act', {
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'type': f'{work[current_work]["type"]}',
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'facility': f'{work[current_work]["facility"]}',
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'x': f'{work[current_work]["x"]}',
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'y': f'{work[current_work]["y"]}',
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'start_time': f'{work[current_work]["start_time"]}',
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'end_time': f'{work[current_work]["end_time"]}',
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})
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# Leg to home
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etree.SubElement(plan, 'leg', {'mode': 'car'})
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# Residential activity (return)
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etree.SubElement(plan, 'act', {
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'type': f'{facility["activity"][0]["type"]}',
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'facility': f'{facility["id"]}',
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'x': f'{facility["x"]}',
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'y': f'{facility["y"]}',
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})
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work[current_work]['capacity'] -= 1
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if work[current_work]['capacity'] == 0:
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current_work += 1
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person_id += 1
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except Exception as ex:
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print('error: ', ex)
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# Write xml content to file
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xml_content = etree.tostring(population, pretty_print=True, encoding='UTF-8').decode('utf-8')
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output_file = f'{self._output_file_path}/{self._city.name}_population.xml'
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self._save_xml(
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output_file,
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xml_content,
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f'<!DOCTYPE population SYSTEM "http://www.matsim.org/files/dtd/population_v5.dtd">\n'
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)
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@staticmethod
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def _add_param(parent, name, value):
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"""
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Helper function to add a parameter to an XML element.
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:param parent: The parent XML element to which the parameter should be added.
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:param name: The name of the parameter.
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:param value: The value of the parameter.
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"""
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etree.SubElement(parent, 'param', {
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'name': name,
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'value': value
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})
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@staticmethod
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def _add_parameterset(parent, attribute_type, parameters):
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"""
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Helper function to add a set of parameters to an XML element.
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:param parent: The parent XML element to which the parameterset should be added.
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:param attribute_type: The attribute type for the parameterset.
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:param parameters: A list of tuples, each containing the name and value of a parameter.
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"""
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parameterset = etree.SubElement(parent, 'parameterset', {
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'type': attribute_type
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})
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for name, value in parameters:
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Matsim._add_param(parameterset, name, value)
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def _export_config(self):
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"""
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Creates and exports the simulation configuration settings to an XML file.
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"""
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root = etree.Element('config')
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# ======== NETWORK ========= #
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network_path_module = etree.SubElement(root, 'module', {
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'name': 'network'
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})
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Matsim._add_param(network_path_module, 'inputNetworkFile', f'{self._city.name}_network.xml.gz/')
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# ======== POPULATION ========= #
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population_path_module = etree.SubElement(root, 'module', {
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'name': 'plans'
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})
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Matsim._add_param(population_path_module, 'inputPlansFile', f'{self._city.name}_population.xml.gz')
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# ======== FACILITIES ========= #
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facilities_path_module = etree.SubElement(root, 'module', {
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'name': 'facilities'
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})
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Matsim._add_param(facilities_path_module, 'inputFacilitiesFile', f'{self._city.name}_facilities.xml.gz')
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Matsim._add_param(facilities_path_module, 'facilitiesSource', 'fromFile')
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# ======== CONTROLER ========= #
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controler_module = etree.SubElement(root, 'module', {
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'name': 'controler'
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})
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controler_params = [
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('writeEventsInterval', '1000'),
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('writePlansInterval', '1000'),
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('eventsFileFormat', 'xml'),
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('outputDirectory', f"{self._output_file_path}/Montreal"),
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('firstIteration', '0'),
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('lastIteration', '10'),
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('mobsim', 'qsim'),
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]
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for param in controler_params:
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Matsim._add_param(controler_module, param[0], param[1])
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# ======== QSIM ========= #
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qsim_module = etree.SubElement(root, 'module', {
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'name': 'qsim'
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})
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qsim_params = [
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('startTime', '00:00:00'),
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('endTime', '30:00:00'),
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('flowCapacityFactor', '1.00'),
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('storageCapacityFactor', '1.00'),
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('numberOfThreads', '1'),
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('snapshotperiod', '00:00:01'),
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('removeStuckVehicles', 'false'),
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('stuckTime', '3600.0'),
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('timeStepSize', '00:00:01'),
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('trafficDynamics', 'queue'),
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]
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for param in qsim_params:
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Matsim._add_param(qsim_module, param[0], param[1])
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# ======== SCORING ========= #
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score_module = etree.SubElement(root, 'module', {
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'name': 'planCalcScore'
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})
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Matsim._add_param(score_module, 'BrainExpBeta', '1.0')
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Matsim._add_param(score_module, 'learningRate', '1.0')
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scoring_paramset = etree.SubElement(score_module, 'parameterset', {
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'type': 'scoringParameters'
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})
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scoring_paramset_params = [
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('earlyDeparture', '0.0'),
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('lateArrival', '0.0'),
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('marginalUtilityOfMoney', '0.062'),
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('performing', '0.96'),
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('utilityOfLineSwitch', '0.0'),
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('waitingPt', '-0.18'),
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]
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for param in scoring_paramset_params:
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Matsim._add_param(scoring_paramset, param[0], param[1])
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mode_paramsets = [
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('car',
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[
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('marginalUtilityOfTraveling_util_hr', '0.0'),
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('constant', '-0.562'),
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('monetaryDistanceRate', '-0.0004')
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]),
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('walk',
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[
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('marginalUtilityOfTraveling_util_hr', '-1.14'),
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('constant', '0.0'),
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('marginalUtilityOfDistance_util_m', '0.0')
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])
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]
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for mode, parameters in mode_paramsets:
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Matsim._add_parameterset(scoring_paramset, 'modeParams', [('mode', mode)] + parameters)
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activity_paramsets = [
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('residential',[
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('priority', '1'),
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('typicalDuration', '13:00:00'),
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('minimalDuration', '01:00:00'),
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]),
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]
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for facility in self._facilities['facility']:
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if not any(activity[0] == facility['activity'][0]['type'] for activity in activity_paramsets):
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activity_paramsets.append(
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(facility['activity'][0]['type'], [
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('priority', '1'),
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('typicalDuration', '09:00:00'),
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('minimalDuration', '08:00:00'),
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('openingTime', '08:00:00'),
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('earliestEndTime', '17:00:00'),
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('latestStartTime', '09:00:00'),
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('closingTime', '18:00:00'),
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])
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)
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for activity_type, parameters in activity_paramsets:
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Matsim._add_parameterset(scoring_paramset, "activityParams", [("activityType", activity_type)] + parameters)
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# ======== STRATEGY ========= #
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strategy_module = etree.SubElement(root, 'module', {
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'name': 'strategy'
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})
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Matsim._add_param(strategy_module, 'maxAgentPlanMemorySize', '6')
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strategy_paramsets = [
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('ChangeExpBeta',[
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('weight', '0.7'),
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]),
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('ReRoute',[
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('disableAfterIteration', '2900'),
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('weight', '0.01'),
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]),
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('SubtourModeChoice', [
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('disableAfterIteration', '2900'),
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('weight', '0.01'),
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]),
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('TimeAllocationMutator', [
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('disableAfterIteration', '2900'),
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('weight', '0.01'),
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]),
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]
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for name, parameters in strategy_paramsets:
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Matsim._add_parameterset(strategy_module, 'strategysettings', [("strategyName", name)] + parameters)
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# ======== SUBTOUR MODE CHOICE ========= #
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subtour_module = etree.SubElement(root, 'module', {
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'name': 'subtourModeChoice'
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})
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# Defines the chain-based modes, seperated by commas
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Matsim._add_param(subtour_module, 'chainBasedModes', 'car')
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# Defines whether car availability must be considered or not. An agent has no car only if it has no license, or never access to a car
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Matsim._add_param(subtour_module, 'considerCarAvailability', 'true')
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# Defines all the modes available, including chain-based modes, seperated by commas
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Matsim._add_param(subtour_module, 'modes', 'car,walk')
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# Write xml content to file
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xml_content = etree.tostring(root, pretty_print=True, encoding='UTF-8').decode('utf-8')
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output_file = f"{self._output_file_path}/{self._city.name}_config.xml"
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self._save_xml(output_file, xml_content, f'<!DOCTYPE config SYSTEM "http://www.matsim.org/files/dtd/config_v2.dtd">\n')
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@ -23,4 +23,5 @@ geopandas
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triangle
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psycopg2-binary
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Pillow
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pathlib
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pathlib
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lxml
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Reference in New Issue
Block a user