public AssignHomeFacilities(DataPool dataPool) {
facilities = (FacilityData) dataPool.get(FacilityDataLoader.KEY);
try {
transform = CRS.findMathTransform(DefaultGeographicCRS.WGS84, CRSUtils.getCRS(31467));
} catch (FactoryException e) {
e.printStackTrace();
}
}
@Override
public void apply(Collection<? extends Person> persons) {
LandUseData landUseData = (LandUseData) dataPool.get(LandUseDataLoader.KEY);
// ZoneLayer<Map<String, Object>> zoneLayer =
// landUseData.getNuts3Layer();
ZoneLayer<Map<String, Object>> zoneLayer = landUseData.getModenaLayer();
List<Zone<Map<String, Object>>> zones = new ArrayList<>(zoneLayer.getZones());
TObjectDoubleHashMap<Zone<?>> zoneProba = new TObjectDoubleHashMap<>();
double sum = 0;
for (Zone<Map<String, Object>> zone : zoneLayer.getZones()) {
sum += (Double) zone.getAttribute().get(LandUseData.POPULATION_KEY);
}
for (Zone<Map<String, Object>> zone : zoneLayer.getZones()) {
double inhabs = (Double) zone.getAttribute().get(LandUseData.POPULATION_KEY);
double p = inhabs / sum;
zoneProba.put(zone, p);
}
logger.info("Assigning facilities to zones...");
int unassigned = 0;
FacilityData facilityData = (FacilityData) dataPool.get(FacilityDataLoader.KEY);
Map<Zone<?>, List<ActivityFacility>> zoneFacilities = new IdentityHashMap<>(zones.size());
List<ActivityFacility> homeFacils = facilityData.getFacilities(ActivityTypes.HOME);
ProgressLogger.init(homeFacils.size(), 2, 10);
for (ActivityFacility facility : homeFacils) {
Zone<?> zone = zoneLayer.getZone(MatsimCoordUtils.coordToPoint(facility.getCoord()));
if (zone != null) {
List<ActivityFacility> facilities = zoneFacilities.get(zone);
if (facilities == null) {
facilities = new ArrayList<>();
zoneFacilities.put(zone, facilities);
}
facilities.add(facility);
} else {
unassigned++;
}
ProgressLogger.step();
}
if (unassigned > 0) {
logger.warn(String.format("%s facilities are out if zone bounds.", unassigned));
}
logger.info("Assigning facilities to persons...");
ProgressLogger.init(persons.size(), 2, 10);
List<Person> shuffledPersons = new ArrayList<>(persons);
Collections.shuffle(shuffledPersons, random);
TObjectDoubleIterator<Zone<?>> it = zoneProba.iterator();
int j = 0;
for (int i = 0; i < zoneProba.size(); i++) {
it.advance();
int n = (int) Math.ceil(persons.size() * it.value());
List<ActivityFacility> facilities = zoneFacilities.get(it.key());
if (facilities != null) {
if (n + j > persons.size()) {
n = persons.size() - j;
}
for (int k = j; k < (j + n); k++) {
ActivityFacility f = facilities.get(random.nextInt(facilities.size()));
((PlainPerson) shuffledPersons.get(k))
.setUserData(SwitchHomeLocation.USER_FACILITY_KEY, f);
ProgressLogger.step();
}
j += n;
}
}
logger.info("Checking for homeless persons...");
int cnt = 0;
for (Person person : shuffledPersons) {
if (((PlainPerson) person).getUserData(SwitchHomeLocation.USER_FACILITY_KEY) == null) {
ActivityFacility f = homeFacils.get(random.nextInt(homeFacils.size()));
((PlainPerson) person).setUserData(SwitchHomeLocation.USER_FACILITY_KEY, f);
cnt++;
}
}
if (cnt > 0) {
logger.info(String.format("Assigend %s persons a random home.", cnt));
}
ProgressLogger.termiante();
}
