def calcItineraryPenalty(self, plan, step):
""" calculates penalty for a particular plan, at a particular time step
(Stop[], int)"""
penalty = 0
nPassengers = self.countPassengers
currentPassengers = list(self.currentPassengers)
runningTime = step
for i in range(0, len(plan) - 1):
o = plan[i]
d = plan[i + 1]
timeLapse = network.getTime(o, d)
runningTime += int(timeLapse)
# too early
if d.serviceTime != None and runningTime < d.serviceTime:
runningTime = d.serviceTime
# running overtime
if runningTime > self.end:
return INFPENALTY
# if pickup, update passengers
if d.stopType == StopType.PICKUP:
nPassengers += 1
currentPassengers.append(d.personID)
# if dropoff, determine penalty to that passenger given dropoff
# time
elif d.stopType == StopType.DROPOFF:
nPassengers -= 1
currentPassengers.remove(d.personID)
penalty += peopleCollection.estimatePenalty(d.personID, runningTime)
# if over capacity, return infinity
if nPassengers > self.capacity:
return INFPENALTY
return penalty
def calcItineraryPenalty(self, plan, step):
""" calculates penalty for a particular plan, at a particular time step
(Stop[], int)"""
penalty = 0
nPassengers = self.countPassengers
currentPassengers = list(self.currentPassengers)
runningTime = step
for i in range(0, len(plan)-1):
o = plan[i]
d = plan[i+1]
timeLapse = network.getTime(o,d)
runningTime += int(timeLapse)
# too early
if d.serviceTime != None and runningTime < d.serviceTime:
runningTime = d.serviceTime
# running overtime
if runningTime > self.end:
return INFPENALTY
# if pickup, update passengers
if d.stopType == StopType.PICKUP:
nPassengers += 1
currentPassengers.append(d.personID)
# if dropoff, determine penalty to that passenger given dropoff
# time
elif d.stopType == StopType.DROPOFF:
nPassengers -= 1
currentPassengers.remove(d.personID)
penalty += peopleCollection.estimatePenalty(d.personID,
runningTime)
# if over capacity, return infinity
if nPassengers > self.capacity:
return INFPENALTY
return penalty
def setDirectTime(self):
""" set direct time based on network """
self.directTime = network.getTime(self.origin, self.destination)
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
def setDirectTime(self):
""" set direct time based on network """
self.directTime = network.getTime(self.origin, self.destination)
