def getCurrentPos(self):
""" return current position """
if self.currentStatus != VehicleStatus.PARKED:
currentLink = network.getVehicleCurrentEdge(self.name)
currentPos = network.getVehicleCurrentPosition(self.name)
else:
currentLink = self.lastLink
currentPos = self.lastPos
currentStop = Stop(-1, currentLink, currentPos, StopType.CURRENT)
return currentStop # Stop
def getCurrentPos(self):
""" return current position """
if self.currentStatus != VehicleStatus.PARKED:
currentLink = network.getVehicleCurrentEdge(self.name)
currentPos = network.getVehicleCurrentPosition(self.name)
else:
currentLink = self.lastLink
currentPos = self.lastPos
currentStop = Stop(-1, currentLink, currentPos, StopType.CURRENT)
return currentStop # Stop
def addPerson(self, person, puPosition, doPosition, penalty):
""" add a person to a vehicle's plan, insert stops at specified places
(Person, int, int, float)"""
# extract details from person
personID = person.personID
link1 = person.getOrigin().link
pos1 = person.getOrigin().pos
request = person.getOrigin().serviceTime
link2 = person.getDestination().link
pos2 = person.getDestination().pos
# add stops to plan
self.plan.insert(puPosition, Stop(personID, link1, pos1,
StopType.PICKUP, request))
self.plan.insert(doPosition, Stop(personID, link2, pos2,
StopType.DROPOFF))
print "Person " + str(personID) + " now waiting at " + link1 + "," + \
str(pos1) + " going to " + link2 + "," + str(pos2) + \
" waiting for " + self.name
print self.name, "plan:"
for i in range(0, len(self.plan)):
self.plan[i].printLn()
# set person to allocated
person.allocated()
# reroute vehicle as plan is updated
self.currentLink = network.getVehicleCurrentEdge(self.name)
self.currentPos = network.getVehicleCurrentPosition(self.name)
if self.currentStatus == VehicleStatus.PARKED:
self.currentStatus = VehicleStatus.BOOKED
if self.operatingState != VehicleState.vsRunning:
# raise from parking position at depot
print self.parkedLink, self.parkedPos
traci.vehicle.setStop(self.name, self.parkedLink,
self.parkedPos, 0, 0)
else:
# raise from parking position
traci.vehicle.setStop(self.name, self.parkedLink,
self.parkedPos, 0, 0)
myNextStop = self.plan[0]
traci.vehicle.changeTarget(self.name, myNextStop.link)
traci.vehicle.setStop(self.name, myNextStop.link, myNextStop.pos, 0,
DWELLTIME)
print self.name, " heading for ", myNextStop.personID, " at", \
myNextStop.link, myNextStop.pos
self.operatingState = VehicleState.vsRunning
def addPerson(self, person, puPosition, doPosition, penalty):
""" add a person to a vehicle's plan, insert stops at specified places
(Person, int, int, float)"""
# extract details from person
personID = person.personID
link1 = person.getOrigin().link
pos1 = person.getOrigin().pos
request = person.getOrigin().serviceTime
link2 = person.getDestination().link
pos2 = person.getDestination().pos
# add stops to plan
self.plan.insert(puPosition, Stop(personID, link1, pos1, StopType.PICKUP, request))
self.plan.insert(doPosition, Stop(personID, link2, pos2, StopType.DROPOFF))
print "Person " + str(personID) + " now waiting at " + link1 + "," + str(
pos1
) + " going to " + link2 + "," + str(pos2) + " waiting for " + self.name
print self.name, "plan:"
for i in range(0, len(self.plan)):
self.plan[i].printLn()
# set person to allocated
person.allocated()
# reroute vehicle as plan is updated
self.currentLink = network.getVehicleCurrentEdge(self.name)
self.currentPos = network.getVehicleCurrentPosition(self.name)
if self.currentStatus == VehicleStatus.PARKED:
self.currentStatus = VehicleStatus.BOOKED
if self.operatingState != VehicleState.vsRunning:
# raise from parking position at depot
print self.parkedLink, self.parkedPos
traci.vehicle.setStop(self.name, self.parkedLink, self.parkedPos, 0, 0)
else:
# raise from parking position
traci.vehicle.setStop(self.name, self.parkedLink, self.parkedPos, 0, 0)
myNextStop = self.plan[0]
traci.vehicle.changeTarget(self.name, myNextStop.link)
traci.vehicle.setStop(self.name, myNextStop.link, myNextStop.pos, 0, DWELLTIME)
print self.name, " heading for ", myNextStop.personID, " at", myNextStop.link, myNextStop.pos
self.operatingState = VehicleState.vsRunning
def update(self, step):
""" update plan at a time step
(int)"""
global peopleCollection
# determine current position
self.currentLink = network.getVehicleCurrentEdge(self.name)
self.currentPos = network.getVehicleCurrentPosition(self.name)
# distance travelled
if self.lastLink != None: # has started moving
# if has moved since last update, ignore if vehicle parked
if (
not (self.lastLink == self.currentLink and self.lastPos == self.currentPos)
or self.currentStatus != VehicleStatus.PARKED
):
distMoved = network.getDistanceLong(self.lastLink, self.lastPos, self.currentLink, self.currentPos)
if distMoved < LARGEDIST: # ignore large numbers
self.totalDistance += distMoved
# update passengers
for p in self.currentPassengers:
peopleCollection.incrementPersonDistance(p, distMoved)
# update shared/deadheading
if self.countPassengers >= 2:
self.shared += distMoved
if self.countPassengers == 0:
self.deadheading += distMoved
nextUpdate = self.getNextStop()
# if at target and not depot; "at target" considered to be within
# STOP_OFFSET of actual target, otherwise bus crowding delays passengers
# unnecessarily
while (
nextUpdate != None
and nextUpdate.stopType != StopType.DEPOT
and nextUpdate.link == self.currentLink
and nextUpdate.pos - self.currentPos < STOP_OFFSET
):
print step, self.name, nextUpdate.link, nextUpdate.pos, nextUpdate.stopType, self.currentLink, self.currentPos, nextUpdate.serviceTime
# if target is a pickup
if nextUpdate.stopType == StopType.PICKUP:
peopleCollection.updatePersonPickup(nextUpdate.personID, step)
self.countPassengers += 1
self.currentStatus = VehicleStatus.BOOKED
self.currentPassengers.append(nextUpdate.personID)
print self.name, self.countPassengers, " on board"
nextUpdate = self.getNextStop(True)
# else if target is a dropoff
elif nextUpdate.stopType == StopType.DROPOFF:
self.countPassengers -= 1
peopleCollection.updatePersonDropoff(nextUpdate.personID, step)
self.totalPassengers += 1
self.currentPassengers.remove(nextUpdate.personID)
self.occupancyTime += peopleCollection.getTravelTime(nextUpdate.personID)
print self.name, self.countPassengers, " on board"
nextUpdate = self.getNextStop(True)
# update route
if nextUpdate != None:
if nextUpdate.stopType == StopType.DEPOT:
# no future requests at this stage
if self.operatingState == VehicleState.vsRunning:
assert self.countPassengers == 0
currentStop = self.getCurrentPos()
goHomeTime = self.end - network.getTime(currentStop, nextUpdate)
if step < goHomeTime: # not time to go home yet
if self.currentStatus != VehicleStatus.PARKED:
self.currentStatus = VehicleStatus.PARKED
print self.name, "waiting", goHomeTime
self.parkedLink = self.currentLink
self.parkedPos = self.currentPos + PARK_OFFSET
# !! was 60+5*self.i
# if many vehicles and few set stops, then parking
# somewhere else reduces delay to other vehicles
traci.vehicle.setStop(
self.name, self.parkedLink, self.parkedPos, 0, (goHomeTime - step) * MILLISECONDS
)
else:
# raise from parking position and go home
traci.vehicle.setStop(self.name, self.parkedLink, self.parkedPos, 0, 0)
self.operatingState = VehicleState.vsGoingHome
traci.vehicle.changeTarget(self.name, nextUpdate.link)
self.currentStatus = VehicleStatus.BOOKED
print self.name, "moving to depot"
# elif self.operatingState == VehicleState.vsNotStarted:
# waiting at start
else: # update route for next pickup/dropoff
traci.vehicle.changeTarget(self.name, nextUpdate.link)
traci.vehicle.setStop(self.name, nextUpdate.link, nextUpdate.pos, 0, DWELLTIME)
if self.currentStatus == VehicleStatus.PARKED:
# raise from parking position if parked
traci.vehicle.setStop(self.name, self.parkedLink, self.parkedPos, 0, 0)
self.currentStatus = VehicleStatus.BOOKED
# store last known link
self.lastLink = self.currentLink
self.lastPos = self.currentPos
def update(self, step):
""" update plan at a time step
(int)"""
global peopleCollection
# determine current position
self.currentLink = network.getVehicleCurrentEdge(self.name)
self.currentPos = network.getVehicleCurrentPosition(self.name)
# distance travelled
if self.lastLink != None: # has started moving
# if has moved since last update, ignore if vehicle parked
if not(self.lastLink == self.currentLink and \
self.lastPos == self.currentPos) or \
self.currentStatus != VehicleStatus.PARKED:
distMoved = network.getDistanceLong(self.lastLink, self.lastPos,
self.currentLink,
self.currentPos)
if distMoved < LARGEDIST: # ignore large numbers
self.totalDistance += distMoved
# update passengers
for p in self.currentPassengers:
peopleCollection.incrementPersonDistance(p, distMoved)
# update shared/deadheading
if self.countPassengers >= 2:
self.shared += distMoved
if self.countPassengers == 0:
self.deadheading += distMoved
nextUpdate = self.getNextStop()
# if at target and not depot; "at target" considered to be within
# STOP_OFFSET of actual target, otherwise bus crowding delays passengers
# unnecessarily
while nextUpdate != None and nextUpdate.stopType != StopType.DEPOT and \
nextUpdate.link == self.currentLink and \
nextUpdate.pos - self.currentPos < STOP_OFFSET:
print step, self.name, nextUpdate.link, nextUpdate.pos, \
nextUpdate.stopType, self.currentLink, self.currentPos, \
nextUpdate.serviceTime
# if target is a pickup
if nextUpdate.stopType == StopType.PICKUP:
peopleCollection.updatePersonPickup(nextUpdate.personID, step)
self.countPassengers += 1
self.currentStatus = VehicleStatus.BOOKED
self.currentPassengers.append(nextUpdate.personID)
print self.name, self.countPassengers, " on board"
nextUpdate = self.getNextStop(True)
# else if target is a dropoff
elif nextUpdate.stopType == StopType.DROPOFF:
self.countPassengers -= 1
peopleCollection.updatePersonDropoff(nextUpdate.personID, step)
self.totalPassengers += 1
self.currentPassengers.remove(nextUpdate.personID)
self.occupancyTime += \
peopleCollection.getTravelTime(nextUpdate.personID)
print self.name, self.countPassengers, " on board"
nextUpdate = self.getNextStop(True)
# update route
if nextUpdate != None:
if nextUpdate.stopType == StopType.DEPOT:
# no future requests at this stage
if self.operatingState == VehicleState.vsRunning:
assert self.countPassengers == 0
currentStop = self.getCurrentPos()
goHomeTime = self.end - network.getTime(currentStop,
nextUpdate)
if step < goHomeTime: # not time to go home yet
if self.currentStatus != VehicleStatus.PARKED:
self.currentStatus = VehicleStatus.PARKED
print self.name, "waiting", goHomeTime
self.parkedLink = self.currentLink
self.parkedPos = self.currentPos + PARK_OFFSET
# !! was 60+5*self.i
# if many vehicles and few set stops, then parking
# somewhere else reduces delay to other vehicles
traci.vehicle.setStop(self.name, self.parkedLink,
self.parkedPos, 0,
(goHomeTime - step)*MILLISECONDS)
else:
# raise from parking position and go home
traci.vehicle.setStop(self.name, self.parkedLink,
self.parkedPos, 0, 0)
self.operatingState = VehicleState.vsGoingHome
traci.vehicle.changeTarget(self.name, nextUpdate.link)
self.currentStatus = VehicleStatus.BOOKED
print self.name, "moving to depot"
#elif self.operatingState == VehicleState.vsNotStarted:
# waiting at start
else: # update route for next pickup/dropoff
traci.vehicle.changeTarget(self.name, nextUpdate.link)
traci.vehicle.setStop(self.name, nextUpdate.link,
nextUpdate.pos, 0, DWELLTIME)
if self.currentStatus == VehicleStatus.PARKED:
# raise from parking position if parked
traci.vehicle.setStop(self.name, self.parkedLink,
self.parkedPos, 0, 0)
self.currentStatus = VehicleStatus.BOOKED
# store last known link
self.lastLink = self.currentLink
self.lastPos = self.currentPos
