def runSimulation(numberOfCustomers, numberOfWaitingSeats, nextCustomerWaitTime, hairTrimTime):
worldToShop = Channel()
shopToBarber = Channel()
barberToShop = Channel()
shopToWorld = Channel()
Par(
barber(hairTrimTime, shopToBarber, barberToShop),
shop(numberOfWaitingSeats, worldToShop, shopToBarber, barberToShop, shopToWorld),
worldSink(shopToWorld),
worldSource(numberOfCustomers, nextCustomerWaitTime, worldToShop)
).start()
def execute(processCount):
n = 10000000 # 100 times fewer than C due to speed issues.
delta = 1.0 / n
startTime = time()
sliceSize = n // processCount
channels = []
@process
def accumulator():
pi = 4.0 * delta * sum(channel.read() for channel in channels)
elapseTime = time() - startTime
out(__file__, pi, n, elapseTime, processCount)
processes = []
for i in range(0, processCount):
channel = Channel()
channels.append(channel)
@process
def calculator(id):
sum = 0.0
for i in range(1 + id * sliceSize, (id + 1) * sliceSize):
x = (i - 0.5) * delta
sum += 1.0 / (1.0 + x * x)
channels[id].write(sum)
processes.append(calculator(i))
processes.append(accumulator())
Par(*processes).start()
def execute(processCount):
n = 1000000000
delta = 1.0 / n
startTime = time()
sliceSize = n // processCount
channel = Channel()
processes = []
for i in range(0, processCount):
processes.append(calculator(channel, i, sliceSize, delta))
processes.append(accumulator(channel, n, delta, startTime, processCount))
Par(*processes).start()
def execute(processCount):
n = 10000000 # 100 times fewer than C due to speed issues.
delta = 1.0 / n
startTime = time()
sliceSize = n // processCount
channel = Channel()
processes = [
calculator(channel, i, sliceSize, delta)
for i in range(0, processCount)
]
processes.append(accumulator(channel, n, delta, startTime, processCount))
Par(*processes).start()