private final void createVehicleLinkSpeedAttributes() {
for (TransitLine transitLine : scenario.getTransitSchedule().getTransitLines().values()) {
for (TransitRoute transitRoute : transitLine.getRoutes().values()) {
Set<Id> vehIds = new HashSet<Id>();
for (Departure departure : transitRoute.getDepartures().values()) {
vehIds.add(departure.getVehicleId());
}
Iterator<TransitRouteStop> iterator = transitRoute.getStops().iterator();
double departure = iterator.next().getDepartureOffset();
while (iterator.hasNext()) {
TransitRouteStop routeStop = iterator.next();
double arrival = routeStop.getArrivalOffset();
Link link = scenario.getNetwork().getLinks().get(routeStop.getStopFacility().getLinkId());
double speed = link.getLength() / (arrival - departure);
if (speed >= 200.0) {
System.out.println(
"line="
+ transitLine.getId()
+ ";route="
+ transitRoute.getId()
+ "stop="
+ routeStop.getStopFacility().getId()
+ ": lLenth="
+ link.getLength()
+ ";arr="
+ arrival
+ ";dep="
+ departure
+ "");
}
for (Id vehId : vehIds) {
this.vehicleAttributes.putAttribute(vehId.toString(), link.getId().toString(), speed);
}
departure = routeStop.getDepartureOffset();
}
}
}
}
private void writeVehicles(String vehiclesOutFile) {
VehiclesFactory vehFactory = this.veh.getFactory();
VehicleType vehType =
vehFactory.createVehicleType(Id.create("defaultTransitVehicleType", VehicleType.class));
VehicleCapacity capacity = new VehicleCapacityImpl();
capacity.setSeats(Integer.valueOf(8));
capacity.setStandingRoom(Integer.valueOf(0));
vehType.setCapacity(capacity);
this.veh.addVehicleType(vehType);
for (TransitLine line : this.tS.getTransitLines().values()) {
for (TransitRoute route : line.getRoutes().values()) {
for (Departure departure : route.getDepartures().values()) {
Vehicle vehicle = vehFactory.createVehicle(departure.getVehicleId(), vehType);
this.veh.addVehicle(vehicle);
}
}
}
VehicleWriterV1 writer = new VehicleWriterV1(this.veh);
writer.writeFile(vehiclesOutFile);
}
public TransitRouteData(Network network, TransitRoute transitRoute) {
this.transportMode = transitRoute.getTransportMode();
this.firstDeparture = Double.MAX_VALUE;
this.lastDeparture = -Double.MAX_VALUE;
this.vehIds = new TreeSet<String>();
this.numberOfDepartures = 0;
for (Departure departure : transitRoute.getDepartures().values()) {
this.firstDeparture = Math.min(this.firstDeparture, departure.getDepartureTime());
this.lastDeparture = Math.max(this.lastDeparture, departure.getDepartureTime());
this.vehIds.add(departure.getVehicleId().toString());
this.numberOfDepartures++;
}
this.firstStop = transitRoute.getStops().get(0).getStopFacility();
this.lastStop =
transitRoute.getStops().get(transitRoute.getStops().size() - 1).getStopFacility();
if (this.firstStop == this.lastStop) {
// get the stop location of stop with the largest distance between first and last stop
TransitStopFacility currentViaStop = null;
double currentViaDistance = Double.NEGATIVE_INFINITY;
for (TransitRouteStop stop : transitRoute.getStops()) {
double distanceFirstPotentialVia =
CoordUtils.calcDistance(this.firstStop.getCoord(), stop.getStopFacility().getCoord());
double distanceLastProtenialVia =
CoordUtils.calcDistance(this.lastStop.getCoord(), stop.getStopFacility().getCoord());
double newDistance =
Math.sqrt(
Math.pow(distanceFirstPotentialVia, 2) + Math.pow(distanceLastProtenialVia, 2));
if (newDistance > currentViaDistance) {
// this one is farther away - keep it
currentViaStop = stop.getStopFacility();
currentViaDistance = newDistance;
}
}
this.viaStop = currentViaStop;
} else {
// get the stop in the middle of the line
this.viaStop =
transitRoute.getStops().get((int) (transitRoute.getStops().size() / 2)).getStopFacility();
}
// calculate the length of the route
double distance = 0.0;
double freeSpeedTravelTime = 0.0;
for (Id<Link> linkId : transitRoute.getRoute().getLinkIds()) {
Link link = network.getLinks().get(linkId);
distance += link.getLength();
freeSpeedTravelTime += link.getLength() / link.getFreespeed();
}
// add last link but not the first link
Link link = network.getLinks().get(transitRoute.getRoute().getEndLinkId());
distance += link.getLength();
freeSpeedTravelTime += link.getLength() / link.getFreespeed();
this.distance = distance;
this.freeSpeedTravelTime = freeSpeedTravelTime;
this.travelTime =
transitRoute.getStops().get(transitRoute.getStops().size() - 1).getArrivalOffset();
this.avgSpeed = this.distance / this.travelTime;
}
public void createGraph(final String filename, final TransitRoute route) {
HashMap<Id, Integer> stopIndex = new HashMap<Id, Integer>();
int idx = 0;
for (TransitRouteStop stop : route.getStops()) {
stopIndex.put(stop.getStopFacility().getId(), idx);
idx++;
}
HashSet<Id> vehicles = new HashSet<Id>();
for (Departure dep : route.getDepartures().values()) {
vehicles.add(dep.getVehicleId());
}
XYSeriesCollection dataset = new XYSeriesCollection();
int numSeries = 0;
double earliestTime = Double.POSITIVE_INFINITY;
double latestTime = Double.NEGATIVE_INFINITY;
for (Map.Entry<Id, List<Tuple<Id, Double>>> entry : this.positions.entrySet()) {
if (vehicles.contains(entry.getKey())) {
XYSeries series = new XYSeries("t", false, true);
for (Tuple<Id, Double> pos : entry.getValue()) {
Integer stopIdx = stopIndex.get(pos.getFirst());
if (stopIdx != null) {
double time = pos.getSecond().doubleValue();
series.add(stopIdx.intValue(), time);
if (time < earliestTime) {
earliestTime = time;
}
if (time > latestTime) {
latestTime = time;
}
}
}
dataset.addSeries(series);
numSeries++;
}
}
JFreeChart c =
ChartFactory.createXYLineChart(
"Route-Time Diagram, Route = " + route.getId(),
"stops",
"time",
dataset,
PlotOrientation.VERTICAL,
false, // legend?
false, // tooltips?
false // URLs?
);
c.setBackgroundPaint(new Color(1.0f, 1.0f, 1.0f, 1.0f));
XYPlot p = (XYPlot) c.getPlot();
p.getRangeAxis().setInverted(true);
p.getRangeAxis().setRange(earliestTime, latestTime);
XYItemRenderer renderer = p.getRenderer();
for (int i = 0; i < numSeries; i++) {
renderer.setSeriesPaint(i, Color.black);
}
try {
ChartUtilities.saveChartAsPNG(new File(filename), c, 1024, 768, null, true, 9);
} catch (IOException e) {
e.printStackTrace();
}
}
