def timestep(traci, n_step):
# Take samples if neccesary
for vid in traci.vehicle.getIDList():
if vehicle.is_veh_at_target(vid):
vehicle.sample(vid, n_step)
if env.method == "smart" and env.recalculate_nash:
env.recalculate_nash = False
vehicle.update()
spm.update_veh2tar()
vehicle.set_route(env.nash_assigner.getAssignments())
# End of Simulation condition
if (traci.vehicle.getIDCount() <= 0) and (env.veh_id_counter >=
(env.veh_total - 1)):
print("All vehicles have arrived at their destinations.")
return False
# Add another vehicle condition
elif traci.vehicle.getIDCount(
) < env.veh_exists_max and env.veh_id_counter < env.veh_total:
print("\nAdding another vehicle.", env.veh_id_counter, env.veh_total)
vehicle.add()
return True
def timestep(traci, n_step):
env.traci = traci
env.vids_active = traci.vehicle.getIDList()
if env.method == 'nash':
if env.recalculate_nash:
nash.recalculate()
# Check the position of each vehicle
for vid in env.vids_active:
if vehicle.is_veh_at_target(traci, vid):
vehicle.sample(vid, n_step)
# Simulation is ending
if len(env.vids_active) == 0 and env.veh_id_counter >= env.veh_total:
print("\nSimulation complete. Finalizing...")
return False
# Create more vehicles if neccesary
elif len(env.vids_active
) < env.veh_exists_max and env.veh_id_counter < env.veh_total:
print("\nAdding vehicle %d/%d." %
(env.veh_id_counter + 1, env.veh_total))
vehicle.add(traci)
return True
def timestep(traci, n_step):
# Take samples if neccesary
for vid in traci.vehicle.getIDList():
if vehicle.is_veh_at_target(vid):
vehicle.sample(vid, n_step)
# We will wait until all vehicles spawn before assigning new routes. This may take 2-3 steps
if env.first_update and (traci.vehicle.getIDCount() == env.veh_exists_max):
env.first_update = False
env.baseline_assign = True
env.recalculate_nash = True
env.update_vehicle_info = True
# Update vehicle info if needed
if (env.update_vehicle_info):
vehicle.update()
spm.update_veh2tar()
# Set baseline assignments
if env.method == 'baseline' and env.baseline_assign:
env.baseline_assign = False
baseline.assign()
# Set Nash asignments
if env.method == 'nash' and env.recalculate_nash:
env.recalculate_nash = False
nash.get_assignments()
# End of Simulation condition
if (traci.vehicle.getIDCount() <= 0) and (env.veh_id_counter >=
(env.veh_total - 1)):
print("All vehicles have arrived at their destinations.")
return False
# Add another vehicle condition
elif traci.vehicle.getIDCount(
) < env.veh_exists_max and env.veh_id_counter < env.veh_total:
print("\nAdding another vehicle.", env.veh_id_counter, env.veh_total)
vehicle.add()
return True