class Simulator:
def __init__(self):
self.step = 0
self.time = 0
self.endTime = 0
self.idCounter = 1000
self.nextMomentDeltaT = 1
self.model = None
self.scenario = Scenario()
self.FEL = EventList()
self.objects = dict()
self.stat = None
self.nextEvtTime = 0
pass
def initializeSimulator(self):
if (self.model.time == "discrete"):
self.nextMomentDeltaT = 1
else:
self.nextMomentDeltaT = 2
def initializeScenarioRun(self):
self.objects.clear()
self.step = 0
self.time = 0
self.endTime = self.scenario.durationInSimTime or 100000 #must be set it to infinity
self.idCounter = self.scenario.idCounter or 1000
self.scenario.setupInitialState(self)
if (self.model.setupStatistics(self) != False):
stat = self.model.setupStatistics(self)
def advanceSimulationTime(self):
self.nextEvtTime = self.FEL.getNextOccurrenceTime()
self.step += 1
if (self.nextEvtTime > 0):
self.time = self.nextEvtTime
def runScenario(self):
iteration = 0
while (self.time < self.endTime and not self.FEL.isEmpty()):
iteration += 1
simulatorUI.logSimulationStep(self)
self.advanceSimulationTime()
nextEvents = self.FEL.removeNextEvents()
for e in nextEvents:
followUpEvents = e.onEvent(self)
for f in followUpEvents:
self.FEL.add(f)
# check if e is a recurrence
if (e.recurrence() == 1):
self.FEL.add(e.createNextEvent(self))
if (self.model.computeFinalStatistics(self) != False):
stat = self.model.computeFinalStatistics(self)
print(
"\n-------------------- Compute Final Statistics --------------------------"
)
print("Stat:", stat)
def runStandaloneScenario(self):
self.initializeSimulator()
self.initializeScenarioRun()
self.runScenario()
