def do_init():
# position everyone randomly about the canvas
(x_min, y_min, x_max, y_max) = agentsim.gui.get_canvas_coords()
# because we create additional zombies, we want to remove them
# from the simulation before we start. We might as well remove all
# the persons and start fresh.
for p in Person.get_all_instances():
Person.del_instance(p)
# create all the new people at the party
create_persons(init_num_normals, init_num_defenders, init_num_zombies)
# position them randomly about
for p in Person.get_all_instances():
i = 3
while not position_randomly(p, x_min, x_max, y_min, y_max) and i > 0 :
i -= 1
# if after 3 tries we could not position p, then make it leave the party
if i <= 0:
print("Could not position {} into random spot".format(p.get_name()))
p.leave()
# have all the people arrive at the simulation before we start
for p in Person.get_all_instances():
p.arrive()
