class BeamNG_ACC_Test():
def __init__(self, **kwargs):
keys = kwargs.keys()
if "test_controller" in keys:
self.controller = kwargs.get("test_controller")
else:
self.controller = ACC_Test()
config = BeamNG_Cruise_Control.Config(KP=CC_P,
KI=CC_I,
KD=CC_D,
target=ACC_CAR_SPEED)
config2 = BeamNG_Cruise_Control.Config(KP=CC_P,
KI=CC_I,
KD=CC_D,
target=FRONT_CAR_SPEED)
self.PID = BeamNG_Cruise_Control.PID_Controller(config=config)
self.PID2 = BeamNG_Cruise_Control.PID_Controller(config=config2)
def setup_bngServer(self):
# Instantiate BeamNGpy instance running the simulator from the given path,
if ('BNG_HOME' in os.environ):
self.bng = BeamNGpy('localhost',
64256,
home=os.environ['BNG_HOME'])
else:
print(
"WARNING no BNG_HOME is set! Make sure to set BeamNG.research path to research\trunk\ as environment variable (or write the path in the script by yourself)"
)
self.bng = BeamNGpy(
'localhost',
64256,
home='C:\\Users\\Ingars\\Beamng-unlimited\\trunk')
def setup_BeamNG(self):
# Create a scenario in test map
self.scenario = Scenario('cruise-control', 'example')
# Create an ETK800 with the licence plate 'PID'
self.vehicle = Vehicle('ACC', model='etk800', licence='ACC')
electrics = Electrics()
self.vehicle.attach_sensor('electrics',
electrics) # Cars electric system
# Add it to our scenario at this position and rotation
self.scenario.add_vehicle(self.vehicle, pos=ACC_CAR_POS, rot=(0, 0, 0))
self.vehicle2 = Vehicle('FRONT', model='etk800', licence='FRONT')
self.vehicle2.attach_sensor('electrics',
electrics) # Cars electric system
self.scenario.add_vehicle(self.vehicle2,
pos=FRONT_CAR_POS,
rot=(0, 0, 180))
# Place files defining our scenario for the simulator to read
self.scenario.make(self.bng)
# Launch BeamNG.research
self.bng.open()
# Load and start our scenario
self.bng.load_scenario(self.scenario)
self.bng.start_scenario()
def runTest(self):
self.bng.restart_scenario()
self.bng.teleport_vehicle(self.vehicle,
pos=ACC_CAR_POS,
rot=(0, 0, 180))
self.run()
def run(self):
self.setupTest()
wanted_t = ACC_CAR_SPEED
wanted_d = WANTED_DISTANCE
soft_brake_d = wanted_d - (wanted_d / 2)
wanted_d_buffer = wanted_d - (wanted_d / 5)
# Wanted distance has a buffer of 25%, to compensate holding same constant speed at bigger distance
deacc_d = wanted_d_buffer + 10
# +10 meters is buffer for starting to decelerate towards front car speed and wanted distance.
# the buffer should be calculated dynamically instead to compensate for different speeds
while self.controller.ended == False:
start_time = datetime.datetime.now()
sensors = self.bng.poll_sensors(self.vehicle)
position = self.vehicle.state['pos']
position2 = self.vehicle2.state['pos']
sensors2 = self.bng.poll_sensors(
self.vehicle2
) # replace with self.vehicle.update_vehicle when not using pre-generated coordinates of vehicle to follow
wheel_speed = sensors['electrics']['values']['wheelspeed']
distance = self.controller.setDistance(position, position2)
front_car_speed = self.controller.getFrontCarSpeed(wheel_speed)
curr_target = self.PID.get_target()
print("distance: " + str(distance))
#FORMULA USED for deacceleration = front_car_speed^2 = wheel_speed^2 + (distance-20)*2*a
#d = (front_car_speed - wheel_speed) / (-0.3 * 2) # 0.3 deacceleration? distance for reducing speed to front cars speed with -0.3 acceleration
#print("d: " + str(d))
if distance < 5: # 5 is manually set as last allowed distance between both cars, will not work good if ACC car is driving too fast. Would be better to calculate it as braking distance.
print("brake1")
self.vehicle.control(brake=1)
self.vehicle.control(throttle=0)
elif distance < soft_brake_d:
print("brake1")
self.vehicle.control(
brake=0.1
) #Softness of brake could also be calculated dynamically to compensate different speeds
self.vehicle.control(throttle=0)
else:
if distance <= wanted_d_buffer:
print("wanted")
if front_car_speed > curr_target + 3.5 or front_car_speed < curr_target - 2: #or front_car_speed < curr_target - 1 // calibrate 3.5 and 2
self.PID.change_target(max(front_car_speed, 0))
elif distance <= deacc_d:
a = (front_car_speed - wheel_speed) / (
(distance - wanted_d_buffer) * 2)
print("a:" + str(a))
self.PID.change_target(a + wheel_speed)
elif curr_target != wanted_t:
self.PID.change_target(wanted_t)
print("throttle1")
value = self.PID.calculate_throttle(wheel_speed)
value = min(1, value)
self.vehicle.control(brake=0)
self.vehicle.control(throttle=value)
#PID for front car
wheel_speed2 = sensors2['electrics']['values']['wheelspeed']
# print("real front:" + str(wheel_speed2))
value2 = self.PID2.calculate_throttle(wheel_speed2)
value2 = min(1, value2)
self.vehicle2.control(brake=0)
self.vehicle2.control(throttle=value2)
elapsed_time = datetime.datetime.now() - start_time
while (elapsed_time.total_seconds() * 1000) < 100:
elapsed_time = datetime.datetime.now() - start_time
elapsed_total = self.controller.calculateElapsed()
# Change front car speed after 10 seconds and after 20 seconds
if elapsed_total.total_seconds() > float(10):
self.PID2.change_target(20)
if elapsed_total.total_seconds() > float(20):
self.PID2.change_target(10)
print("Ending Test")
def close(self):
self.bng.close()
def setupTest(self):
self.vehicle.update_vehicle()
self.controller.last_position = self.vehicle.state['pos']
self.controller.start()
class BeamNG_Cruise_Controller_Test():
def __init__(self, **kwargs):
keys = kwargs.keys()
if "test_controller" in keys:
self.controller = kwargs.get("test_controller")
else:
self.controller = PID_Controller_Test()
if "testing_times" in keys:
self.testing_times = kwargs.get("testing_times")
else:
self.testing_times = 1
if "test_name" in keys:
self.test_name = kwargs.get("test_name")
else:
self.test_name = "test"
if "targets" in keys:
self.targets = kwargs.get("targets")
else:
self.targets = [0]
def setup_bngServer(self):
# Instantiate BeamNGpy instance running the simulator from the given path,
if ('BNG_HOME' in os.environ):
self.bng = BeamNGpy('localhost',
64256,
home=os.environ['BNG_HOME'])
else:
print(
"WARNING no BNG_HOME is set! Make sure to set BeamNG.research path to research\trunk\ as environment variable (or write the path in the script by yourself)"
)
self.bng = BeamNGpy('localhost', 64256, home='')
def setup_BeamNG(self):
# Create a scenario in test map
scenario = Scenario('cruise-control', 'example')
# Create an ETK800 with the licence plate 'PID'
self.vehicle = Vehicle('ego_vehicle', model='etk800', licence='PID')
electrics = Electrics()
self.vehicle.attach_sensor('electrics',
electrics) # Cars electric system
# Add it to our scenario at this position and rotation
scenario.add_vehicle(self.vehicle,
pos=(406.787, 1115.518, 0),
rot=(0, 0, 0))
# Place files defining our scenario for the simulator to read
scenario.make(self.bng)
# Launch BeamNG.research
self.bng.open()
# Load and start our scenario
self.bng.load_scenario(scenario)
self.bng.start_scenario()
def runTest(self, test_K_values, test_name):
for test_K_value in test_K_values:
KP_in, KI_in, KD_in = map(float, test_K_value)
if KP_in == 0 and KI_in == 0 and KD_in == 0:
config = Config()
controller = On_Off_Controller(config=config)
else:
config = Config(KP=KP_in, KI=KI_in, KD=KD_in)
controller = PID_Controller(config=config)
self.controller.controller = controller
self.test_name = str(test_name) + "_" + str(KP_in) + "_" + str(
KI_in) + "_" + str(KD_in)
self.runTestForPID()
def runTestForPID(self):
for speed in self.targets:
self.controller.setTarget(speed)
self.controller.setTime(float(30))
#self.runTestOfType("up_{0}_".format(speed), (406.787, 700.517, 0.214829), (0, 0, 0))
self.runTestOfType("straight_{0}_".format(speed),
(406.787, 715.517, 0.214829), (0, 0, 180))
#self.runTestOfType("down_{0}_".format(speed), (406.787, 304.896, 100.211), (0, 0, 180))
def runTestOfType(self, type, pos, rot):
i = 1
while i <= self.testing_times:
self.controller.newLogFile("../logs/" + self.test_name + "_" +
str(type) + "_" + str(i) + ".txt")
self.bng.restart_scenario()
self.bng.teleport_vehicle(self.vehicle, pos=pos, rot=rot)
self.run()
i += 1
def run(self):
self.controller.start()
while self.controller.ended == False:
start_time = datetime.datetime.now()
sensors = self.bng.poll_sensors(self.vehicle)
wheel_speed = sensors['electrics']['values']['wheelspeed']
value = self.controller.calculate_speed_with_logs(wheel_speed)
if value <= 0:
value = max(-1, value - 0.1) * -1
self.vehicle.control(brake=value)
self.vehicle.control(throttle=0)
else:
value = min(1, value)
self.vehicle.control(brake=0)
self.vehicle.control(throttle=value)
elapsed_time = datetime.datetime.now() - start_time
while (elapsed_time.total_seconds() * 1000) < 100:
elapsed_time = datetime.datetime.now() - start_time
print("Ending Test")
def close(self):
self.bng.close()
class ImpactGenerator:
parts = [
'etk800_bumper_F',
'etk800_bumperbar_F',
'etk800_bumper_R',
'etk800_fender_L',
'etk800_fender_R',
'etk800_hood',
'etk800_towhitch',
'etk800_steer',
'etk800_radiator',
'etk800_roof_wagon',
'wheel_F_5',
]
emptyable = {
'etk800_bumperbar_F',
'etk800_towhitch',
}
wca = {
'level': 'west_coast_usa',
'a_spawn': (-270.75, 678, 74.9),
'b_spawn': (-260.25, 678, 74.9),
'pole_pos': (-677.15, 848, 75.1),
'linear_pos_a': (-630, 65, 103.4),
'linear_pos_b': (-619, 77, 102.65),
'linear_rot_b': (0, 0, 45.5),
't_pos_a': (-440, 688, 75.1),
't_pos_b': (-453, 700, 75.1),
't_rot_b': (0, 0, 315),
'ref_pos': (-18, 610, 75),
}
smallgrid = {
'level': 'smallgrid',
'a_spawn': (-270.75, 678, 0.1),
'b_spawn': (-260.25, 678, 0.1),
'pole_pos': (-677.15, 848, 0.1),
'pole': (-682, 842, 0),
'linear_pos_a': (-630, 65, 0.1),
'linear_pos_b': (-619, 77, 0.1),
'linear_rot_b': (0, 0, 45.5),
't_pos_a': (-440, 688, 0.1),
't_pos_b': (-453, 700, 0.1),
't_rot_b': (0, 0, 315),
'ref_pos': (321, 321, 0.1),
}
def __init__(self,
bng_home,
output,
config,
poolsize=2,
smallgrid=False,
sim_mtx=None,
similarity=0.5,
random_select=False,
single=False):
self.bng_home = bng_home
self.output = output
self.config = config
self.smallgrid = smallgrid
self.single = single
self.impactgen_mats = None
if smallgrid:
mats = materialmngr.get_impactgen_materials(bng_home)
self.impactgen_mats = sorted(list(mats))
self.poolsize = poolsize
self.similarity = similarity
self.sim_mtx = sim_mtx
self.random_select = random_select
self.pole_space = None
self.t_bone_space = None
self.linear_space = None
self.nocrash_space = None
self.post_space = None
self.total_possibilities = 0
self.bng = BeamNGpy('localhost', 64256, home=bng_home)
self.scenario = None
scenario_props = ImpactGenerator.wca
if smallgrid:
scenario_props = ImpactGenerator.smallgrid
self.vehicle_a = Vehicle('vehicle_a', model='etk800')
self.vehicle_b = Vehicle('vehicle_b', model='etk800')
self.scenario = Scenario(scenario_props['level'], 'impactgen')
self.scenario.add_vehicle(self.vehicle_a,
pos=scenario_props['a_spawn'],
rot=(0, 0, 0))
self.scenario.add_vehicle(self.vehicle_b,
pos=scenario_props['b_spawn'],
rot=(0, 0, 0))
self.vehicle_a_parts = defaultdict(set)
self.vehicle_a_config = None
self.vehicle_b_config = None
def generate_colors(self):
return copy.deepcopy(self.config['colors'])
def generate_nocrash_space(self, props):
nocrash_options = []
for part in ImpactGenerator.parts: # Vary each configurable part
nocrash_options.append(self.vehicle_a_parts[part])
self.nocrash_space = OptionSpace(nocrash_options)
def generate_pole_space(self, props):
pole_options = [(False, True)] # Vehicle facing forward/backward
pole_options.append(np.linspace(-0.75, 0.75, 5)) # Position offset
pole_options.append(np.linspace(0.15, 0.5, 4)) # Throttle intensity
for part in ImpactGenerator.parts: # Vary each configurable part
pole_options.append(self.vehicle_a_parts[part])
self.pole_space = OptionSpace(pole_options)
def generate_t_bone_space(self, props):
t_options = [(False, True)] # Vehicle hit left/right
t_options.append(np.linspace(-30, 30, 11)) # A rotation offset
t_options.append(np.linspace(-1.5, 1.5, 5)) # B pos. offset
t_options.append(np.linspace(0.2, 0.5, 4)) # B throttle
for part in ImpactGenerator.parts:
t_options.append(self.vehicle_a_parts[part])
self.t_bone_space = OptionSpace(t_options)
def generate_linear_space(self, props):
linear_options = [(False, True)] # Vehicle hit front/back
linear_options.append(np.linspace(-15, 15, 5)) # A rot. offset
linear_options.append(np.linspace(-1.33, 1.33, 5)) # B pos. offset
linear_options.append(np.linspace(0.25, 0.5, 4)) # B throttle
for part in ImpactGenerator.parts:
linear_options.append(self.vehicle_a_parts[part])
self.linear_space = OptionSpace(linear_options)
def get_material_options(self):
if not self.random_select:
selected = materialmngr.pick_materials(self.impactgen_mats,
self.sim_mtx,
poolsize=self.poolsize,
similarity=self.similarity)
if selected is None:
log.info('Could not find material pool through similarity. '
'Falling back to random select.')
else:
selected = random.sample(self.impactgen_mats, self.poolsize)
return selected
def generate_post_space(self):
colors = self.generate_colors()
post_options = []
post_options.append(self.config['times'])
if self.smallgrid:
post_options.append([0])
post_options.append([0])
else:
post_options.append(self.config['clouds'])
post_options.append(self.config['fogs'])
post_options.append(colors)
if self.smallgrid:
mats = self.get_material_options()
if mats is not None:
post_options.append(list(mats))
post_options.append(list(mats))
return OptionSpace(post_options)
def generate_spaces(self):
props = ImpactGenerator.wca
if self.smallgrid:
props = ImpactGenerator.smallgrid
self.generate_nocrash_space(props)
self.generate_t_bone_space(props)
self.generate_linear_space(props)
self.generate_pole_space(props)
def scan_parts(self, parts, known=set()):
with open('out.json', 'w') as outfile:
outfile.write(json.dumps(parts, indent=4, sort_keys=True))
for part_type in ImpactGenerator.parts:
options = parts[part_type]
self.vehicle_a_parts[part_type].update(options)
def init_parts(self):
self.vehicle_a_config = self.vehicle_a.get_part_config()
self.vehicle_b_config = self.vehicle_b.get_part_config()
b_parts = self.vehicle_b_config['parts']
b_parts['etk800_licenseplate_R'] = 'etk800_licenseplate_R_EU'
b_parts['etk800_licenseplate_F'] = 'etk800_licenseplate_F_EU'
b_parts['licenseplate_design_2_1'] = 'license_plate_germany_2_1'
options = self.vehicle_a.get_part_options()
self.scan_parts(options)
for k in self.vehicle_a_parts.keys():
self.vehicle_a_parts[k] = list(self.vehicle_a_parts[k])
if k in ImpactGenerator.emptyable:
self.vehicle_a_parts[k].append('')
def init_settings(self):
self.bng.set_particles_enabled(False)
self.generate_spaces()
log.info('%s pole crash possibilities.', self.pole_space.count)
log.info('%s T-Bone crash possibilities.', self.t_bone_space.count)
log.info('%s parallel crash possibilities.', self.linear_space.count)
log.info('%s no crash possibilities.', self.nocrash_space.count)
self.total_possibilities = \
self.pole_space.count + \
self.t_bone_space.count + \
self.linear_space.count + \
self.nocrash_space.count
log.info('%s total incidents possible.', self.total_possibilities)
def get_vehicle_config(self, setting):
parts = dict()
for idx, part in enumerate(ImpactGenerator.parts):
parts[part] = setting[idx]
refwheel = parts['wheel_F_5']
parts['wheel_R_5'] = refwheel.replace('_F', '_R')
# Force licence plate to always be German
parts['etk800_licenseplate_R'] = 'etk800_licenseplate_R_EU'
parts['etk800_licenseplate_F'] = 'etk800_licenseplate_F_EU'
parts['licenseplate_design_2_1'] = 'license_plate_germany_2_1'
config = copy.deepcopy(self.vehicle_a_config)
config['parts'] = parts
return config
def set_annotation_paths(self):
part_path = os.path.join(self.bng_home, PART_ANNOTATIONS)
part_path = os.path.abspath(part_path)
obj_path = os.path.join(self.bng_home, OBJ_ANNOTATIONS)
obj_path = os.path.abspath(obj_path)
req = dict(type='ImpactGenSetAnnotationPaths')
req['partPath'] = part_path
req['objPath'] = obj_path
self.bng.send(req)
resp = self.bng.recv()
assert resp['type'] == 'ImpactGenAnnotationPathsSet'
def set_image_properties(self):
req = dict(type='ImpactGenSetImageProperties')
req['imageWidth'] = self.config['imageWidth']
req['imageHeight'] = self.config['imageHeight']
req['colorFmt'] = self.config['colorFormat']
req['annotFmt'] = self.config['annotFormat']
req['radius'] = self.config['cameraRadius']
req['height'] = self.config['cameraHeight']
req['fov'] = self.config['fov']
self.bng.send(req)
resp = self.bng.recv()
assert resp['type'] == 'ImpactGenImagePropertiesSet'
def setup(self):
self.scenario.make(self.bng)
log.debug('Loading scenario...')
self.bng.load_scenario(self.scenario)
log.debug('Setting steps per second...')
self.bng.set_steps_per_second(50)
log.debug('Enabling deterministic mode...')
self.bng.set_deterministic()
log.debug('Starting scenario...')
self.bng.start_scenario()
log.debug('Scenario started. Sleeping 20s.')
time.sleep(20)
self.init_parts()
self.init_settings()
log.debug('Setting annotation properties.')
self.set_annotation_paths()
self.set_image_properties()
def settings_exhausted(self):
return self.t_bone_space.exhausted() and \
self.linear_space.exhausted() and \
self.pole_space.exhausted() and \
self.nocrash_space.exhausted()
def set_post_settings(self, vid, settings):
req = dict(type='ImpactGenPostSettings')
req['ego'] = vid
req['time'] = settings[0]
req['clouds'] = settings[1]
req['fog'] = settings[2]
req['color'] = settings[3]
if len(settings) > 4:
req['skybox'] = settings[4]
if len(settings) > 5:
req['ground'] = settings[5]
self.bng.send(req)
resp = self.bng.recv()
assert resp['type'] == 'ImpactGenPostSet'
def finished_producing(self):
req = dict(type='ImpactGenOutputGenerated')
self.bng.send(req)
resp = self.bng.recv()
assert resp['type'] == 'ImpactGenZipGenerated'
return resp['state']
def produce_output(self, color_name, annot_name):
while not self.finished_producing():
time.sleep(0.2)
req = dict(type='ImpactGenGenerateOutput')
req['colorName'] = color_name
req['annotName'] = annot_name
self.bng.send(req)
resp = self.bng.recv()
assert resp['type'] == 'ImpactGenZipStarted'
'ImpactGenZipStarted'
def capture_post(self, crash_setting):
log.info('Enumerating post-crash settings and capturing output.')
self.bng.switch_vehicle(self.vehicle_a)
ref_pos = ImpactGenerator.wca['ref_pos']
if self.smallgrid:
ref_pos = ImpactGenerator.smallgrid['ref_pos']
self.bng.teleport_vehicle(self.vehicle_a, ref_pos)
self.bng.teleport_vehicle(self.vehicle_b, (10000, 10000, 10000))
self.bng.step(50, wait=True)
self.bng.pause()
self.post_space = self.generate_post_space()
while not self.post_space.exhausted():
post_setting = self.post_space.sample_new()
scenario = [[str(s) for s in crash_setting]]
scenario.append([str(s) for s in post_setting])
key = str(scenario).encode('ascii')
key = hashlib.sha512(key).hexdigest()[:30]
t = int(time.time())
color_name = '{}_{}_0_image.zip'.format(t, key)
annot_name = '{}_{}_0_annotation.zip'.format(t, key)
color_name = os.path.join(self.output, color_name)
annot_name = os.path.join(self.output, annot_name)
log.info('Setting post settings.')
self.set_post_settings(self.vehicle_a.vid, post_setting)
log.info('Producing output.')
self.produce_output(color_name, annot_name)
if self.single:
break
self.bng.resume()
def run_t_bone_crash(self):
log.info('Running t-bone crash setting.')
if self.t_bone_space.exhausted():
log.debug('T-Bone crash setting exhausted.')
return None
props = ImpactGenerator.wca
if self.smallgrid:
props = ImpactGenerator.smallgrid
setting = self.t_bone_space.sample_new()
side, angle, offset, throttle = setting[:4]
config = setting[4:]
config = self.get_vehicle_config(config)
if side:
angle += 225
else:
angle += 45
pos_a = props['t_pos_a']
rot_b = props['t_rot_b']
pos_b = list(props['t_pos_b'])
pos_b[0] += offset
req = dict(type='ImpactGenRunTBone')
req['ego'] = self.vehicle_a.vid
req['other'] = self.vehicle_b.vid
req['config'] = config
req['aPosition'] = pos_a
req['angle'] = angle
req['bPosition'] = pos_b
req['bRotation'] = rot_b
req['throttle'] = throttle
log.debug('Sending t-bone crash config.')
self.bng.send(req)
log.debug('T-Bone crash response received.')
resp = self.bng.recv()
assert resp['type'] == 'ImpactGenTBoneRan'
return setting
def run_linear_crash(self):
log.info('Running linear crash setting.')
if self.linear_space.exhausted():
log.debug('Linear crash settings exhausted.')
return None
props = ImpactGenerator.wca
if self.smallgrid:
props = ImpactGenerator.smallgrid
setting = self.linear_space.sample_new()
back, angle, offset, throttle = setting[:4]
config = setting[4:]
config = self.get_vehicle_config(config)
if back:
angle += 225
else:
offset += 1.3
angle += 45
pos_a = props['linear_pos_a']
rot_b = props['linear_rot_b']
pos_b = list(props['linear_pos_b'])
pos_b[0] += offset
req = dict(type='ImpactGenRunLinear')
req['ego'] = self.vehicle_a.vid
req['other'] = self.vehicle_b.vid
req['config'] = config
req['aPosition'] = pos_a
req['angle'] = angle
req['bPosition'] = pos_b
req['bRotation'] = rot_b
req['throttle'] = throttle
log.debug('Sending linear crash config.')
self.bng.send(req)
log.debug('Linear crash response received.')
resp = self.bng.recv()
assert resp['type'] == 'ImpactGenLinearRan'
return setting
def run_pole_crash(self):
log.info('Running pole crash setting.')
if self.pole_space.exhausted():
log.debug('Pole crash settings exhausted.')
return None
props = ImpactGenerator.wca
if self.smallgrid:
props = ImpactGenerator.smallgrid
setting = self.pole_space.sample_new()
back, offset, throttle = setting[:3]
config = setting[3:]
config = self.get_vehicle_config(config)
angle = 45
if back:
angle = 225
offset += 0.85
throttle = -throttle
pos = list(props['pole_pos'])
pos[0] += offset
req = dict(type='ImpactGenRunPole')
req['ego'] = self.vehicle_a.vid
req['config'] = config
req['position'] = pos
req['angle'] = angle
req['throttle'] = throttle
if self.smallgrid:
req['polePosition'] = props['pole']
log.debug('Sending pole crash config.')
self.bng.send(req)
log.debug('Got pole crash response.')
resp = self.bng.recv()
assert resp['type'] == 'ImpactGenPoleRan'
return setting
def run_no_crash(self):
log.info('Running non-crash scenario.')
if self.nocrash_space.exhausted():
return None
setting = self.nocrash_space.sample_new()
log.info('Got new setting: %s', setting)
vehicle_config = self.get_vehicle_config(setting)
log.info('Got new vehicle config: %s', vehicle_config)
req = dict(type='ImpactGenRunNonCrash')
req['ego'] = self.vehicle_a.vid
req['config'] = vehicle_config
log.info('Sending Non-Crash request: %s', req)
self.bng.send(req)
resp = self.bng.recv()
assert resp['type'] == 'ImpactGenNonCrashRan'
log.info('Non-crash finished.')
return setting
def run_incident(self, incident):
log.info('Setting up next incident.')
self.bng.display_gui_message('Setting up next incident...')
setting = incident()
self.capture_post(setting)
return setting
def run_incidents(self):
log.info('Enumerating possible incidents.')
count = 1
incidents = [
self.run_t_bone_crash,
self.run_linear_crash,
self.run_pole_crash,
self.run_no_crash,
]
while not self.settings_exhausted():
log.info('Running incident %s of %s...', count,
self.total_possibilities)
self.bng.restart_scenario()
log.info('Scenario restarted.')
time.sleep(5.0)
self.vehicle_b.set_part_config(self.vehicle_b_config)
log.info('Vehicle B config set.')
incident = incidents[count % len(incidents)]
if self.run_incident(incident) is None:
log.info('Ran out of options for: %s', incident)
incidents.remove(incident) # Possibility space exhausted
count += 1
def run(self):
log.info('Starting up BeamNG instance.')
self.bng.open(['impactgen/crashOutput'])
self.bng.skt.settimeout(1000)
try:
log.info('Setting up BeamNG instance.')
self.setup()
self.run_incidents()
finally:
log.info('Closing BeamNG instance.')
self.bng.close()
class Simulation(object):
def __init__(self) -> None:
super().__init__()
thread = Thread(target=self._intervene)
thread.start()
self.step = 0
self.dist_driven = 0
self.done = False
self.last_action = (0.0, 0.0)
self.bng = BeamNGpy('localhost', 64257, home=BEAMNG_HOME)
self.scenario = Scenario('train', 'train', authors='Vsevolod Tymofyeyev',
description='Reinforcement learning')
self.road = TrainingRoad(ASFAULT_PREFAB)
self.road.calculate_road_line()
spawn_point = self.road.spawn_point()
self.last_pos = spawn_point.pos()
self.scenario.add_road(self.road.asphalt)
self.scenario.add_road(self.road.mid_line)
self.scenario.add_road(self.road.left_line)
self.scenario.add_road(self.road.right_line)
self.vehicle = Vehicle('ego_vehicle', model='etk800', licence='RL FTW', color='Red')
front_camera = Camera(pos=(0, 1.4, 1.8), direction=(0, 1, -0.23), fov=FOV,
resolution=(CAMERA_WIDTH, CAMERA_HEIGHT),
colour=True, depth=False, annotation=False)
self.vehicle.attach_sensor("front_camera", front_camera)
self.scenario.add_vehicle(self.vehicle, pos=spawn_point.pos(), rot=spawn_point.rot())
self.scenario.make(self.bng)
prefab_path = self.scenario.get_prefab_path()
update_prefab(prefab_path)
self.bng.open()
self.bng.set_deterministic()
self.bng.set_steps_per_second(SPS)
self.bng.load_scenario(self.scenario)
self.bng.start_scenario()
# self.bng.hide_hud()
self.bng.pause()
def _intervene(self):
while True:
a = input()
self.done = not self.done
def take_action(self, action):
steering, throttle = action
steering = steering.item()
throttle = throttle.item()
self.last_action = action
self.step += 1
self.vehicle.control(steering=steering, throttle=throttle, brake=0.0)
self.bng.step(STEPS_INTERVAL)
def _reward(self, done, dist):
steering = self.last_action[0]
throttle = self.last_action[1]
velocity = self.velocity() # km/h
if not done:
reward = REWARD_STEP + THROTTLE_REWARD_WEIGHT * throttle #- MID_DIST_PENALTY_WEIGHT * dist
else:
reward = REWARD_CRASH - CRASH_SPEED_WEIGHT * throttle
return reward
def observe(self):
sensors = self.bng.poll_sensors(self.vehicle)
image = sensors['front_camera']['colour'].convert("RGB")
image = np.array(image)
r = ROI
# Cut to the relevant region
image = image[int(r[1]):int(r[1] + r[3]), int(r[0]):int(r[0] + r[2])]
# Convert to BGR
state = image[:, :, ::-1]
#done = self.done
pos = self.vehicle.state['pos']
dir = self.vehicle.state['dir']
self.refresh_dist(pos)
self.last_pos = pos
dist = self.road.dist_to_center(self.last_pos)
#velocity = self.velocity()
done = dist > MAX_DIST #or velocity > MAX_VELOCITY
reward = self._reward(done, dist)
return state, reward, done, {}
def velocity(self):
state = self.vehicle.state
velocity = np.linalg.norm(state["vel"])
return velocity * 3.6
def position(self):
return self.vehicle.state["pos"]
def refresh_dist(self, pos):
pos = np.array(pos)
last_pos = np.array(self.last_pos)
dist = np.linalg.norm(pos - last_pos)
self.dist_driven += dist
def close_connection(self):
self.bng.close()
def reset(self):
self.vehicle.control(throttle=0, brake=0, steering=0)
self.bng.poll_sensors(self.vehicle)
self.dist_driven = 0
self.step = 0
self.done = False
current_pos = self.vehicle.state['pos']
closest_point = self.road.closest_waypoint(current_pos)
#closest_point = self.road.random_waypoint()
self.bng.teleport_vehicle(vehicle=self.vehicle, pos=closest_point.pos(), rot=closest_point.rot())
self.bng.pause()
# TODO delete
def wait(self):
from client.aiExchangeMessages_pb2 import SimStateResponse
return SimStateResponse.SimState.RUNNING
def launch(beamNGPath, car1, car2, speed_car2):
crash = False
dist_2car = 20
speed_car2 = int(speed_car2)
bng = BeamNGpy('localhost', 64256, beamNG_path)
#bng = BeamNGpy('localhost', 64256, home='D:/BeamNGReasearch/Unlimited_Version/trunk')
scenario = Scenario('GridMap', 'example')
# Create an ETK800 with the licence plate 'PYTHON'
vehicle1 = Vehicle('ego_vehicle',
model='etk800',
licence='PYTHON',
color='Red')
vehicle2 = Vehicle('vehicle',
model='etk800',
licence='CRASH',
color='Blue')
electrics1 = Electrics()
electrics2 = Electrics()
vehicle1.attach_sensor('electrics1', electrics1)
vehicle2.attach_sensor('electrics2', electrics2)
#position to try drive then teleport
#-365.2436828613281, -214.7460479736328, 1.2118444442749023], [0.9762436747550964, 0.20668958127498627, 0.0650215595960617]]
#[[-362.4477844238281, -214.16226196289062, 1.32931387424469], [0.9824153780937195, 0.1852567195892334, 0.023236412554979324]]
pos2 = (25.75335693359375, -127.78406524658203, 0.2072899490594864)
pos1 = (-88.8136978149414, -261.0204162597656, 0.20253072679042816)
#pos_tel1 = (53.35311508178711, -139.84017944335938, 0.20729705691337585) #change this
#pos_tel2 = (75.94310760498047, -232.62135314941406, 0.20568031072616577) #change this
pos_tel1 = car1[0]
pos_tel2 = car2[0]
rot2 = (0.9298766851425171, -0.36776003241539, 0.009040255099534988)
rot1 = (-0.9998571872711182, 0.016821512952446938, -0.0016229493776336312)
# rot_tel1= (0.8766672611236572, -0.4810631573200226, 0.005705998744815588) #change this
# rot_tel2 = (-0.896364688873291, -0.4433068335056305, -0.0030648468527942896) #change this
rot_tel1 = car1[1]
rot_tel2 = car2[1]
#initial postion of two car.
# run 2cars on particular road until they reach particular speed which satisfies the condisiton of the given testcase
scenario.add_vehicle(vehicle1, pos=pos1, rot=rot1)
scenario.add_vehicle(vehicle2, pos=pos2, rot=rot2)
scenario.make(bng)
# Launch BeamNG.research
bng.open(launch=True)
try:
bng.load_scenario(scenario)
bng.start_scenario()
vehicle1.ai_set_speed(10, mode='set')
vehicle1.ai_set_mode('span')
vehicle2.ai_set_speed(speed_car2,
mode='set') ##change this param of speed
vehicle2.ai_set_mode('chase')
sys_output.print_sub_tit("Initial Position and rotation of car")
print("\nInitial Position and rotation of car1 %s %s " %
(pos1, rot1))
print("\nInitial Position and rotation of car2 %s %s " %
(pos2, rot2))
sys_output.print_sub_tit(
"\n when speed of car 1 rearch 10 and speed car 2 reach %s. Two cars are teleport to new locations."
% (speed_car2))
for _ in range(450):
time.sleep(0.1)
vehicle1.update_vehicle(
) # Synchs the vehicle's "state" variable with the simulator
vehicle2.update_vehicle()
sensors1 = bng.poll_sensors(
vehicle1
) # Polls the data of all sensors attached to the vehicle
sensors2 = bng.poll_sensors(vehicle2)
speed1 = sensors1['electrics1']['values']['wheelspeed']
speed2 = sensors2['electrics2']['values']['wheelspeed']
print("speed of car 1", speed1)
print("speed of car 2", speed2)
#print([vehicle1.state['pos'],vehicle1.state['dir']])
if speed1 > 9 and speed2 > speed_car2 - 1: #change speed here
bng.teleport_vehicle(vehicle1, pos_tel1, rot_tel1)
bng.teleport_vehicle(vehicle2, pos_tel2, rot_tel2)
sys_output.print_sub_tit("Teleport 2 car to new location")
print("\n Car1 : " + str(pos_tel1) + ", " + str(rot_tel1))
print("\n Car2 : " + str(pos_tel2) + ", " + str(rot_tel2))
print("\n Distance between two cars: " +
str(distance.euclidean(pos_tel1, pos_tel2)))
break
# if speed > 19:
# bng.teleport_vehicle(vehicle1,pos_tel,rot_tel )
# break
for _ in range(100):
#pos1 = []
time.sleep(0.1)
vehicle1.update_vehicle(
) # Synchs the vehicle's "state" variable with the simulator
vehicle2.update_vehicle()
sensors1 = bng.poll_sensors(
vehicle1
) # Polls the data of all sensors attached to the vehicle
sensors2 = bng.poll_sensors(vehicle2)
speed1 = sensors1['electrics1']['values']['wheelspeed']
speed2 = sensors2['electrics2']['values']['wheelspeed']
#pos1.append(vehicle1.state['pos'])
#pos2.append(vehicle2.state['pos'])
dist_2car = distance.euclidean(vehicle1.state['pos'],
vehicle2.state['pos'])
if dist_2car < 5: #or int(speed2)== 0 :
crash = True
print(
"\n Failed because distance of two cars are less than 5")
break
print("\n speed1 %s, speed2: %s, distance: %s" %
(speed1, speed2, dist_2car))
if int(speed2) == 0:
print("\n Pass because car2 stoped")
break
bng.stop_scenario()
bng.close()
finally:
bng.close()
return crash
