def arc(speed, numshots, spread, cooldown = 30, image = None,
payload = noPayload(),lifetime=300):
def f(position, direction, momentum, shotgroup):
for i in floatrange(direction - spread, direction + spread, numshots):
sheading = vectorfromangle(i, speed) + momentum
s = Shot(position=position, heading=sheading, image=image,
route=advance(), payload=payload, lifetime=lifetime)
shotgroup.add(s)
return Weapon(f, cooldown)
def machinegun(payload=noPayload()):
return jitter(speed=10.0, spread=0.1, cooldown=5, payload=killPayload,
lifetime=50)
def enemyweapon():
return flap(cooldown=200,payload=noPayload())
