def applyTimeOfDayFactors(self, factorsInAList):
"""
Apply the given time of day factors to the existing
demand object and return a new demand object with as many
time slices as the number of factors. Each time slice is
the result of the original table multiplied by a factor
in the list.
"""
#raise Exception("This is not the correct implementation. Change it")
if self.getNumSlices() != 1:
raise DtaError(
"Time of day factors can be applied only to a demand that has only"
" one time slice")
for i in range(0, len(factorsInAList)):
factorsInAList[i] = float(factorsInAList[i])
if abs(sum(factorsInAList) - 1.) > 0.0000001:
raise DtaError(
"The input time of day factors should sum up to 1.0. Factors are %s"
% factorsInAList)
newTimeStepInMin = self.timeStep.getMinutes() / len(factorsInAList)
newTimeStep = Time.fromMinutes(newTimeStepInMin)
newDemand = Demand(self._net, self.vehClassName, self.startTime,
self.endTime, newTimeStep)
#timeSpan = (newDemand.endTime - newDemand.startTime).getMinutes()/60.0
oldDemand = 0
sliceDemand = []
for k, timeSlice in enumerate(newDemand._timePeriods):
sliceDemand.append(0)
for origin in self._centroidIds:
for destination in self._centroidIds:
tripsOD_Old = self.getValue(self.endTime, origin,
destination) * len(factorsInAList)
for k, timeSlice in enumerate(newDemand._timePeriods):
tripsOD = factorsInAList[k] * tripsOD_Old
newDemand.setValue(timeSlice, origin, destination, tripsOD)
return newDemand
if not (link.hasCountInfo() or link.hasMovementCountInfo()):
continue
# writes once every specified interval minutes interval, aggregating to specified min intervals
for sTime in range(simStartTime, simEndTime - 1, simTimeStep):
if sTime + reportingTimeStep >= simEndTime:
continue
# first try writing any link counts
if link.hasObsCount(sTime, sTime + reportingTimeStep):
outputStream.write("%d," % link.getId())
outputStream.write("%s," % link.getLabel())
outputStream.write("%d," % link.getFacilityType())
outputStream.write("%d," % link.getFreeFlowSpeedInMPH())
outputStream.write("%d," % link.getNumLanes())
outputStream.write("%s," % Time.fromMinutes(sTime))
outputStream.write("%s," %
Time.fromMinutes(sTime + reportingTimeStep))
outputStream.write(
"%d," % link.getObsCount(sTime, sTime + reportingTimeStep))
outputStream.write(
"%d\n" %
link.getSimOutVolume(sTime, sTime + reportingTimeStep))
# then try summing the movement counts
elif link.hasAllMovementCounts(sTime, sTime + reportingTimeStep):
outputStream.write("%d," % link.getId())
outputStream.write("%s," % link.getLabel())
outputStream.write("%d," % link.getFacilityType())
outputStream.write("%d," % link.getFreeFlowSpeedInMPH())
outputStream.write("%d," % link.getNumLanes())
outputStream.write("%s," % Time.fromMinutes(sTime))
