def create_source_config_agents(self, agent_states, agent_geometries,
behavior_models, execution_models,
dynamic_models, goal_definitions,
controlled_agent_ids, world, agent_params,
**kwargs):
num_agents = len(agent_states)
if any(
len(lst) != num_agents for lst in [
agent_geometries, behavior_models, execution_models,
dynamic_models, goal_definitions, controlled_agent_ids
]):
raise ValueError(
"Config readers did not return equal sized of lists")
agents = []
controlled_ids = []
for idx, agent_state in enumerate(agent_states):
bark_agent = Agent(np.array(agent_state), behavior_models[idx],
dynamic_models[idx], execution_models[idx],
agent_geometries[idx], agent_params,
goal_definitions[idx], world.map)
if "agent_ids" in kwargs:
bark_agent.SetAgentId(kwargs["agent_ids"][idx])
if controlled_agent_ids[idx]:
controlled_ids.append(kwargs["agent_ids"][idx])
else:
bark_agent.SetAgentId(idx)
if controlled_agent_ids[idx]:
controlled_ids.append(idx)
agents.append(bark_agent)
return agents, controlled_ids
def test_number_of_agents(self):
# World Definition
params = ParameterServer()
world = World(params)
# Model Definitions
behavior_model = BehaviorConstantAcceleration(params)
execution_model = ExecutionModelInterpolate(params)
dynamic_model = SingleTrackModel(params)
behavior_model2 = BehaviorConstantAcceleration(params)
execution_model2 = ExecutionModelInterpolate(params)
dynamic_model2 = SingleTrackModel(params)
# Map Definition
map_interface = MapInterface()
xodr_map = MakeXodrMapOneRoadTwoLanes()
map_interface.SetOpenDriveMap(xodr_map)
world.SetMap(map_interface)
agent_2d_shape = CarLimousine()
init_state = np.array([0, 13, -1.75, 0, 5])
agent_params = params.AddChild("agent1")
goal_polygon = Polygon2d(
[1, 1, 0],
[Point2d(0, 0),
Point2d(0, 2),
Point2d(2, 2),
Point2d(2, 0)])
goal_polygon = goal_polygon.Translate(Point2d(50, -2))
agent = Agent(init_state, behavior_model, dynamic_model,
execution_model, agent_2d_shape, agent_params,
GoalDefinitionPolygon(goal_polygon), map_interface)
world.AddAgent(agent)
init_state2 = np.array([0, 16, -1.75, 0, 5])
agent2 = Agent(init_state2, behavior_model2, dynamic_model2,
execution_model2, agent_2d_shape, agent_params,
GoalDefinitionPolygon(goal_polygon), map_interface)
world.AddAgent(agent2)
evaluator = EvaluatorNumberOfAgents(agent.id)
world.AddEvaluator("num_agents", evaluator)
info = world.Evaluate()
self.assertEqual(info["num_agents"], len(world.agents))
# do it once more
self.assertEqual(info["num_agents"], len(world.agents))
world.RemoveAgentById(agent2.id)
info = world.Evaluate()
# evaluator should still hold two
self.assertNotEqual(info["num_agents"], len(world.agents))
self.assertEqual(info["num_agents"], 2)
world.Step(0.1)
info = world.Evaluate()
# evaluator should still hold two
self.assertEqual(info["num_agents"], 2)
def AgentFromTrackfile(self, track_params, param_server,
scenario_track_info, agent_id):
if scenario_track_info.GetEgoTrackInfo().GetTrackId() == agent_id:
agent_track_info = scenario_track_info.GetEgoTrackInfo()
elif agent_id in scenario_track_info.GetOtherTrackInfos().keys():
agent_track_info = scenario_track_info.GetOtherTrackInfos(
)[agent_id]
else:
raise ValueError("unknown agent id {}".format(agent_id))
fname = agent_track_info.GetFileName() # track_params["filename"]
track_id = agent_track_info.GetTrackId() # track_params["track_id"]
agent_id = agent_track_info.GetTrackId()
track = self.TrackFromTrackfile(fname, track_id)
start_time = scenario_track_info.GetStartTs()
end_time = scenario_track_info.GetEndTs()
behavior_model = track_params["behavior_model"]
model_converter = ModelJsonConversion()
if behavior_model is None:
# each agent need's its own param server
behavior = BehaviorFromTrack(
track, param_server.AddChild("agent{}".format(agent_id)),
start_time, end_time)
else:
behavior = behavior_model
try:
initial_state = InitStateFromTrack(track, start_time)
except:
raise ValueError(
"Could not retrieve initial state of agent {} at t={}.".format(
agent_id, start_time))
try:
dynamic_model = model_converter.convert_model(
track_params["dynamic_model"], param_server)
except:
raise ValueError("Could not create dynamic_model")
try:
execution_model = model_converter.convert_model(
track_params["execution_model"], param_server)
except:
raise ValueError("Could not retrieve execution_model")
try:
vehicle_shape = ShapeFromTrack(
track, param_server["DynamicModel"]["wheel_base", "Wheel base",
2.7])
except:
raise ValueError("Could not create vehicle_shape")
bark_agent = Agent(initial_state, behavior, dynamic_model,
execution_model, vehicle_shape,
param_server.AddChild("agent{}".format(agent_id)),
GoalDefinitionFromTrack(track, end_time),
track_params["map_interface"])
# set agent id from track
bark_agent.SetAgentId(track_id)
return bark_agent
def test_lane_change(self):
# World Definition
params = ParameterServer()
world = World(params)
# Model Definitions
behavior_model = BehaviorMobil(params)
execution_model = ExecutionModelInterpolate(params)
dynamic_model = SingleTrackModel(params)
behavior_model2 = BehaviorIDMLaneTracking(params)
execution_model2 = ExecutionModelInterpolate(params)
dynamic_model2 = SingleTrackModel(params)
# Map Definition
map_interface = MapInterface()
xodr_map = MakeXodrMapOneRoadTwoLanes()
map_interface.SetOpenDriveMap(xodr_map)
world.SetMap(map_interface)
#agent_2d_shape = CarLimousine()
agent_2d_shape = CarRectangle()
init_state = np.array([0, 3, -1.75, 0, 5])
agent_params = params.AddChild("agent1")
goal_polygon = Polygon2d(
[1, 1, 0],
[Point2d(0, 0),
Point2d(0, 2),
Point2d(2, 2),
Point2d(2, 0)])
goal_polygon = goal_polygon.Translate(Point2d(50, -2))
agent = Agent(init_state, behavior_model, dynamic_model,
execution_model, agent_2d_shape, agent_params,
GoalDefinitionPolygon(goal_polygon), map_interface)
world.AddAgent(agent)
init_state2 = np.array([0, 15, -1.75, 0, 2])
agent2 = Agent(init_state2, behavior_model2, dynamic_model2,
execution_model2, agent_2d_shape, agent_params,
GoalDefinitionPolygon(goal_polygon), map_interface)
world.AddAgent(agent2)
# viewer
viewer = MPViewer(params=params, use_world_bounds=True)
# World Simulation
sim_step_time = params["simulation"]["step_time",
"Step-time in simulation", 0.05]
sim_real_time_factor = params["simulation"][
"real_time_factor", "execution in real-time or faster", 100]
# Draw map
for _ in range(0, 10):
viewer.clear()
world.Step(sim_step_time)
viewer.drawWorld(world)
viewer.show(block=False)
time.sleep(sim_step_time / sim_real_time_factor)
def make_initial_world(primitives):
# must be within examples params folder
params = ParameterServer()
world = World(params)
# Define two behavior models
behavior_model = BehaviorMPContinuousActions(params)
primitive_mapping = {}
for prim in primitives:
idx = behavior_model.AddMotionPrimitive(
np.array(prim)) # adding action
primitive_mapping[idx] = prim
behavior_model.ActionToBehavior(0) # setting initial action
execution_model = ExecutionModelInterpolate(params)
dynamic_model = SingleTrackModel(params)
behavior_model2 = BehaviorConstantVelocity(params)
execution_model2 = ExecutionModelInterpolate(params)
dynamic_model2 = SingleTrackModel(params)
# Define the map interface and load a testing map
map_interface = MapInterface()
xodr_map = MakeXodrMapOneRoadTwoLanes()
map_interface.SetOpenDriveMap(xodr_map)
world.SetMap(map_interface)
# Define the agent shapes
agent_2d_shape = CarRectangle()
init_state = np.array([0, 3, -5.25, 0, 20])
# Define the goal definition for agents
center_line = Line2d()
center_line.AddPoint(Point2d(0.0, -1.75))
center_line.AddPoint(Point2d(100.0, -1.75))
max_lateral_dist = (0.4, 0.5)
max_orientation_diff = (0.08, 0.1)
velocity_range = (5.0, 20.0)
goal_definition = GoalDefinitionStateLimitsFrenet(center_line,
max_lateral_dist,
max_orientation_diff,
velocity_range)
# define two agents with the different behavior models
agent_params = params.AddChild("agent1")
agent = Agent(init_state, behavior_model, dynamic_model, execution_model,
agent_2d_shape, agent_params, goal_definition, map_interface)
world.AddAgent(agent)
init_state2 = np.array([0, 25, -5.25, 0, 15])
agent2 = Agent(init_state2, behavior_model2, dynamic_model2,
execution_model2, agent_2d_shape, agent_params,
goal_definition, map_interface)
world.AddAgent(agent2)
return world
def test_gap_distance_front(self):
# World Definition
params = ParameterServer()
world = World(params)
gap = 10
# Model Definitions
behavior_model = BehaviorConstantAcceleration(params)
execution_model = ExecutionModelInterpolate(params)
dynamic_model = SingleTrackModel(params)
behavior_model2 = BehaviorConstantAcceleration(params)
execution_model2 = ExecutionModelInterpolate(params)
dynamic_model2 = SingleTrackModel(params)
# Map Definition
map_interface = MapInterface()
xodr_map = MakeXodrMapOneRoadTwoLanes()
map_interface.SetOpenDriveMap(xodr_map)
world.SetMap(map_interface)
agent_2d_shape = CarLimousine()
init_state = np.array([0, 13, -1.75, 0, 5])
agent_params = params.AddChild("agent1")
goal_polygon = Polygon2d(
[1, 1, 0],
[Point2d(0, 0),
Point2d(0, 2),
Point2d(2, 2),
Point2d(2, 0)])
goal_polygon = goal_polygon.Translate(Point2d(50, -2))
agent = Agent(init_state, behavior_model, dynamic_model,
execution_model, agent_2d_shape, agent_params,
GoalDefinitionPolygon(goal_polygon), map_interface)
world.AddAgent(agent)
init_state2 = np.array([0, 13 + gap, -1.75, 0, 5])
agent2 = Agent(init_state2, behavior_model2, dynamic_model2,
execution_model2, agent_2d_shape, agent_params,
GoalDefinitionPolygon(goal_polygon), map_interface)
world.AddAgent(agent2)
world.Step(0.1)
evaluator = EvaluatorGapDistanceFront(agent.id)
world.AddEvaluator("gap", evaluator)
info = world.Evaluate()
self.assertAlmostEqual(info["gap"],
gap - agent_2d_shape.front_dist -
agent_2d_shape.rear_dist,
places=4)
def test_lateral_same_direction(self):
map = "bark/runtime/tests/data/city_highway_straight.xodr"
map_interface = EvaluatorRSSTests.load_map(map)
world = self.defaults["world"].Copy()
world.SetMap(map_interface)
goal_polygon_1 = Polygon2d(
[0, 0, 0],
[Point2d(-1, -1),
Point2d(-1, 1),
Point2d(1, 1),
Point2d(1, -1)])
goal_polygon_1 = goal_polygon_1.Translate(Point2d(5.5, 120))
goal_polygon_2 = Polygon2d(
[0, 0, 0],
[Point2d(-1, -1),
Point2d(-1, 1),
Point2d(1, 1),
Point2d(1, -1)])
goal_polygon_2 = goal_polygon_2.Translate(Point2d(1.8, 120))
# Hard coded
ego_state = np.array([0, 5.5, 10, 0, 10])
other_state = np.array([0, 1.8, -10, 0, 15])
ego = Agent(ego_state, self.defaults["ego_behavior"],
self.defaults["ego_dynamic"],
self.defaults["ego_execution"], self.defaults["ego_shape"],
self.defaults["agent_params"],
GoalDefinitionPolygon(goal_polygon_1), map_interface)
other = Agent(other_state, self.defaults["other_behavior"],
self.defaults["other_dynamic"],
self.defaults["other_execution"],
self.defaults["other_shape"],
self.defaults["agent_params"],
GoalDefinitionPolygon(goal_polygon_2), map_interface)
world.AddAgent(ego)
world.AddAgent(other)
evaluator_rss = EvaluatorRss(ego.id, map,
self.defaults["default_vehicle_dynamics"])
for _ in range(7):
world.Step(1)
self.assertEqual(
True,
evaluator_rss.PairwiseDirectionalEvaluate(world)[other.id][1])
def test_one_agent_at_goal_state_limits(self):
param_server = ParameterServer()
# Model Definition
behavior_model = BehaviorConstantVelocity(param_server)
execution_model = ExecutionModelInterpolate(param_server)
dynamic_model = SingleTrackModel(param_server)
# Agent Definition
agent_2d_shape = CarLimousine()
init_state = np.array(
[0, -191.789, -50.1725, 3.14 * 3.0 / 4.0, 150 / 3.6])
agent_params = param_server.AddChild("agent1")
goal_polygon = Polygon2d(
[0, 0, 0],
[Point2d(-1, -1),
Point2d(-1, 1),
Point2d(1, 1),
Point2d(1, -1)])
goal_polygon = goal_polygon.Translate(Point2d(-191.789, -50.1725))
agent = Agent(
init_state, behavior_model, dynamic_model, execution_model,
agent_2d_shape, agent_params,
GoalDefinitionStateLimits(
goal_polygon,
(3.14 * 3.0 / 4.0 - 0.08, 3.14 * 3.0 / 4.0 + 0.08)), None)
world = World(param_server)
world.AddAgent(agent)
evaluator = EvaluatorGoalReached(agent.id)
world.AddEvaluator("success", evaluator)
info = world.Evaluate()
self.assertEqual(info["success"], True)
def test_planning_time(self):
param_server = ParameterServer()
# Model Definition
behavior_model = BehaviorConstantAcceleration(param_server)
execution_model = ExecutionModelInterpolate(param_server)
dynamic_model = SingleTrackModel(param_server)
# Agent Definition
agent_2d_shape = CarLimousine()
init_state = np.array([0, -191.789,-50.1725, 3.14*3.0/4.0, 150/3.6])
agent_params = param_server.AddChild("agent1")
goal_polygon = Polygon2d([0, 0, 0],
[Point2d(-4,-4),
Point2d(-4,4),
Point2d(4,4),
Point2d(4,-4)])
goal_polygon = goal_polygon.Translate(Point2d(-191.789,-50.1725))
agent = Agent(init_state,
behavior_model,
dynamic_model,
execution_model,
agent_2d_shape,
agent_params,
GoalDefinitionPolygon(goal_polygon),
None)
world = World(param_server)
world.AddAgent(agent)
evaluator = EvaluatorPlanningTime(agent.id)
world.AddEvaluator("time", evaluator)
info = world.Evaluate()
self.assertEqual(info["time"], 0.0)
def test_longitude_ego_follow_other(self):
map = "bark/runtime/tests/data/city_highway_straight.xodr"
map_interface = EvaluatorRSSTests.load_map(map)
world = self.defaults["world"].Copy()
world.SetMap(map_interface)
goal_polygon = Polygon2d(
[0, 0, 0],
[Point2d(-1, -1),
Point2d(-1, 1),
Point2d(1, 1),
Point2d(1, -1)])
goal_polygon = goal_polygon.Translate(Point2d(1.8, 120))
# The safety distance seems more conservative than in the paper
# Hard coded
ego_state = np.array([0, 1.8, -114.9, 0, 10])
other_state = np.array([0, 1.8, -72.95, 0, 7])
ego = Agent(ego_state, self.defaults["ego_behavior"],
self.defaults["ego_dynamic"],
self.defaults["ego_execution"], self.defaults["ego_shape"],
self.defaults["agent_params"],
GoalDefinitionPolygon(goal_polygon), map_interface)
other = Agent(other_state, self.defaults["other_behavior"],
self.defaults["other_dynamic"],
self.defaults["other_execution"],
self.defaults["other_shape"],
self.defaults["agent_params"],
GoalDefinitionPolygon(goal_polygon), map_interface)
world.AddAgent(ego)
world.AddAgent(other)
evaluator_rss = EvaluatorRss(ego.id,
map,
self.defaults["default_vehicle_dynamics"],
checking_relevent_range=1.5)
world.Step(0.01)
self.assertEqual(
True,
evaluator_rss.PairwiseDirectionalEvaluate(world)[other.id][0])
world.Step(0.01)
self.assertEqual(
False,
evaluator_rss.PairwiseDirectionalEvaluate(world)[other.id][0])
def test_lateral_merging(self):
map = "bark/runtime/tests/data/DR_DEU_Merging_MT_v01_centered.xodr"
map_interface = EvaluatorRSSTests.load_map(map)
world = self.defaults["world"].Copy()
world.SetMap(map_interface)
goal_polygon = Polygon2d(
[0, 0, 0],
[Point2d(-1, -1),
Point2d(-1, 1),
Point2d(1, 1),
Point2d(1, -1)])
goal_polygon = goal_polygon.Translate(Point2d(-16, 108))
# Hard coded
ego_state = np.array([0, 68, 108, 0, 5])
other_state = np.array([0, 64, 104, 0, 5])
ego = Agent(ego_state, self.defaults["ego_behavior"],
self.defaults["ego_dynamic"],
self.defaults["ego_execution"], self.defaults["ego_shape"],
self.defaults["agent_params"],
GoalDefinitionPolygon(goal_polygon), map_interface)
other = Agent(other_state, self.defaults["other_behavior"],
self.defaults["other_dynamic"],
self.defaults["other_execution"],
self.defaults["other_shape"],
self.defaults["agent_params"],
GoalDefinitionPolygon(goal_polygon), map_interface)
world.AddAgent(ego)
world.AddAgent(other)
evaluator_rss = EvaluatorRss(ego.id, map,
self.defaults["default_vehicle_dynamics"])
world.Step(1)
self.assertEqual(
True,
evaluator_rss.PairwiseDirectionalEvaluate(world)[other.id][1])
world.Step(1)
self.assertEqual(
False,
evaluator_rss.PairwiseDirectionalEvaluate(world)[other.id][1])
def test_one_agent_at_goal_sequential(self):
param_server = ParameterServer()
# Model Definition
dynamic_model = SingleTrackModel(param_server)
behavior_model = BehaviorMPContinuousActions(param_server)
idx = behavior_model.AddMotionPrimitive(np.array([1, 0]))
behavior_model.ActionToBehavior(idx)
execution_model = ExecutionModelInterpolate(param_server)
# Agent Definition
agent_2d_shape = CarLimousine()
init_state = np.array([0, 0, 0, 0, 0])
agent_params = param_server.AddChild("agent1")
goal_frame = Polygon2d([0, 0, 0],
[Point2d(-1,-1),
Point2d(-1,1),
Point2d(1,1),
Point2d(1,-1)])
goal_polygon1 = goal_frame.Translate(Point2d(10, 0))
goal_polygon2 = goal_frame.Translate(Point2d(20, 0))
goal_polygon3 = goal_frame.Translate(Point2d(30, 0))
goal_def1 = GoalDefinitionStateLimits(goal_polygon1, [-0.08, 0.08])
goal_def2 = GoalDefinitionStateLimits(goal_polygon2, [-0.08, 0.08])
goal_def3 = GoalDefinitionStateLimits(goal_polygon3, [-0.08, 0.08])
goal_definition = GoalDefinitionSequential([goal_def1,
goal_def2,
goal_def3])
self.assertEqual(len(goal_definition.sequential_goals),3)
agent = Agent(init_state,
behavior_model,
dynamic_model,
execution_model,
agent_2d_shape,
agent_params,
goal_definition,
None)
world = World(param_server)
world.AddAgent(agent)
evaluator = EvaluatorGoalReached(agent.id)
world.AddEvaluator("success", evaluator)
# just drive with the single motion primitive should be successful
for _ in range(0,1000):
world.Step(0.2)
info = world.Evaluate()
if info["success"]:
break
self.assertEqual(info["success"], True)
self.assertAlmostEqual(agent.state[int(StateDefinition.X_POSITION)], 30, delta=0.5)
def test_draw_agents(self):
params = ParameterServer()
behavior = BehaviorConstantAcceleration(params)
execution = ExecutionModelInterpolate(params)
dynamic = SingleTrackModel(params)
shape = Polygon2d([1.25, 1, 0], [
Point2d(0, 0),
Point2d(0, 2),
Point2d(4, 2),
Point2d(4, 0),
Point2d(0, 0)
])
shape2 = CarLimousine()
init_state = [0, 3, 2, 1]
init_state2 = [0, 0, 5, 4]
agent = Agent(init_state, behavior, dynamic, execution, shape,
params.AddChild("agent"))
agent2 = Agent(init_state2, behavior, dynamic, execution, shape2,
params.AddChild("agent"))
def test_write_params_agent(self):
params = ParameterServer()
behavior = BehaviorConstantAcceleration(params)
execution = ExecutionModelInterpolate(params)
dynamic = SingleTrackModel(params)
shape = Polygon2d([1.25, 1, 0], [
Point2d(0, 0),
Point2d(0, 2),
Point2d(4, 2),
Point2d(4, 0),
Point2d(0, 0)
])
init_state = np.zeros(4)
agent = Agent(init_state, behavior, dynamic, execution, shape,
params.AddChild("agent"))
params.Save("written_agents_param_test.json")
def test_world(self):
# create agent
params = ParameterServer()
behavior = BehaviorConstantAcceleration(params)
execution = ExecutionModelInterpolate(params)
dynamic = SingleTrackModel(params)
shape = Polygon2d([1.25, 1, 0], [
Point2d(0, 0),
Point2d(0, 2),
Point2d(4, 2),
Point2d(4, 0),
Point2d(0, 0)
])
init_state = np.array([0, 0, 0, 0, 5])
agent = Agent(init_state, behavior, dynamic, execution, shape,
params.AddChild("agent"))
road_map = OpenDriveMap()
newXodrRoad = XodrRoad()
newXodrRoad.id = 1
newXodrRoad.name = "Autobahn A9"
newPlanView = PlanView()
newPlanView.AddLine(Point2d(0, 0), 1.57079632679, 10)
newXodrRoad.plan_view = newPlanView
line = newXodrRoad.plan_view.GetReferenceLine().ToArray()
p = Point2d(line[-1][0], line[-1][1])
newXodrRoad.plan_view.AddSpiral(p, 1.57079632679, 50.0, 0.0, 0.3, 0.4)
line = newXodrRoad.plan_view.GetReferenceLine()
lane_section = XodrLaneSection(0)
lane = XodrLane()
lane.line = line
lane_section.AddLane(lane)
newXodrRoad.AddLaneSection(lane_section)
road_map.AddRoad(newXodrRoad)
r = Roadgraph()
map_interface = MapInterface()
map_interface.SetOpenDriveMap(road_map)
map_interface.SetRoadgraph(r)
world = World(params)
world.AddAgent(agent)
def AgentFromTrackfile(self, track_params, param_server,
scenario_track_info, agent_id, goal_def):
if scenario_track_info.GetEgoTrackInfo().GetTrackId() == agent_id:
agent_track_info = scenario_track_info.GetEgoTrackInfo()
elif agent_id in scenario_track_info.GetOtherTrackInfos().keys():
agent_track_info = scenario_track_info.GetOtherTrackInfos(
)[agent_id]
else:
raise ValueError("unknown agent id {}".format(agent_id))
fname = agent_track_info.GetFileName() # track_params["filename"]
track_id = agent_track_info.GetTrackId() # track_params["track_id"]
agent_id = agent_track_info.GetTrackId()
track = self.TrackFromTrackfile(fname, track_id)
xy_offset = scenario_track_info.GetXYOffset()
# create behavior model from track, we use start time of scenario here
start_time = scenario_track_info.GetStartTimeMs()
end_time = scenario_track_info.GetEndTimeMs()
behavior_model = track_params["behavior_model"]
model_converter = ModelJsonConversion()
if behavior_model is None:
# each agent need's its own param server
behavior = BehaviorFromTrack(
track, param_server.AddChild("agent{}".format(agent_id)),
xy_offset, start_time, end_time)
else:
behavior = behavior_model
# retrieve initial state of valid agent
if agent_id in scenario_track_info._other_agents_track_infos:
start_time_init_state = max(
scenario_track_info._other_agents_track_infos[agent_id].
GetStartTimeMs(), start_time)
else:
start_time_init_state = start_time
try:
initial_state = InitStateFromTrack(track, xy_offset,
start_time_init_state)
except:
raise ValueError(
"Could not retrieve initial state of agent {} at t={}.".format(
agent_id, start_time_init_state))
if self._use_shape_from_track:
wb = WheelbaseFromTrack(track)
crad = ColRadiusFromTrack(track)
else:
wb = self._wb
crad = self._crad
param_server["DynamicModel"]["wheel_base"] = wb
try:
dynamic_model = model_converter.convert_model(
track_params["dynamic_model"], param_server)
except:
raise ValueError("Could not create dynamic_model")
try:
execution_model = model_converter.convert_model(
track_params["execution_model"], param_server)
except:
raise ValueError("Could not retrieve execution_model")
try:
if self._use_rectangle_shape:
vehicle_shape = GenerateCarRectangle(wb, crad)
else:
vehicle_shape = GenerateCarLimousine(wb, crad)
except:
raise ValueError("Could not create vehicle_shape")
if goal_def is None:
goal_def = GoalDefinitionFromTrack(track,
end_time,
xy_offset=xy_offset)
bark_agent = Agent(initial_state, behavior, dynamic_model,
execution_model, vehicle_shape,
param_server.AddChild("agent{}".format(agent_id)),
goal_def, track_params["map_interface"])
# set agent id from track
bark_agent.SetAgentId(track_id)
return bark_agent
def test_relevent_agents(self):
map = "bark/runtime/tests/data/city_highway_straight.xodr"
map_interface = EvaluatorRSSTests.load_map(map)
world = self.defaults["world"].Copy()
world.SetMap(map_interface)
goal_polygon_1 = Polygon2d(
[0, 0, 0],
[Point2d(-1, -1),
Point2d(-1, 1),
Point2d(1, 1),
Point2d(1, -1)])
goal_polygon_1 = goal_polygon_1.Translate(Point2d(5.5, 120))
goal_polygon_2 = Polygon2d(
[0, 0, 0],
[Point2d(-1, -1),
Point2d(-1, 1),
Point2d(1, 1),
Point2d(1, -1)])
goal_polygon_2 = goal_polygon_2.Translate(Point2d(1.8, 120))
# Hard coded
ego_state = np.array([0, 5.5, 10, 0, 10])
other_1_state = np.array([0, 1.8, -10, 0, 15])
other_2_state = np.array([0, 1.8, -120, 0, 10])
ego = Agent(ego_state, self.defaults["ego_behavior"],
self.defaults["ego_dynamic"],
self.defaults["ego_execution"], self.defaults["ego_shape"],
self.defaults["agent_params"],
GoalDefinitionPolygon(goal_polygon_1), map_interface)
other_1 = Agent(other_1_state, self.defaults["other_behavior"],
self.defaults["other_dynamic"],
self.defaults["other_execution"],
self.defaults["other_shape"],
self.defaults["agent_params"],
GoalDefinitionPolygon(goal_polygon_2), map_interface)
other_2_behavior = BehaviorConstantAcceleration(
self.defaults["agent_params"])
other_2_dynamic = SingleTrackModel(self.defaults["agent_params"])
other_2_execution = ExecutionModelInterpolate(
self.defaults["agent_params"])
other_2 = Agent(other_2_state, other_2_behavior, other_2_dynamic,
other_2_execution, self.defaults["other_shape"],
self.defaults["agent_params"],
GoalDefinitionPolygon(goal_polygon_2), map_interface)
world.AddAgent(ego)
world.AddAgent(other_1)
world.AddAgent(other_2)
evaluator_rss = EvaluatorRss(ego.id, map,
self.defaults["default_vehicle_dynamics"])
world.Step(1)
responses = evaluator_rss.PairwiseEvaluate(world)
self.assertEqual(1, len(responses)) # Test GetRelevantAgents
self.assertTrue(responses[other_1.id])
self.assertFalse(other_2.id in responses)
def test_evaluator_drivable_area(self):
# World Definition
params = ParameterServer()
world = World(params)
# Model Definitions
behavior_model = BehaviorConstantAcceleration(params)
execution_model = ExecutionModelInterpolate(params)
dynamic_model = SingleTrackModel(params)
# Map Definition
map_interface = MapInterface()
xodr_map = MakeXodrMapOneRoadTwoLanes()
map_interface.SetOpenDriveMap(xodr_map)
world.SetMap(map_interface)
#open_drive_map = world.map.GetOpenDriveMap()
#agent_2d_shape = CarLimousine()
agent_2d_shape = Polygon2d(
[1.25, 1, 0],
[Point2d(-1, -1),
Point2d(-1, 1),
Point2d(3, 1),
Point2d(3, -1)])
init_state = np.array([0, 3, -1.75, 0, 5])
agent_params = params.AddChild("agent1")
goal_polygon = Polygon2d(
[1, 1, 0],
[Point2d(0, 0),
Point2d(0, 2),
Point2d(2, 2),
Point2d(2, 0)])
goal_polygon = goal_polygon.Translate(Point2d(50, -2))
agent = Agent(
init_state,
behavior_model,
dynamic_model,
execution_model,
agent_2d_shape,
agent_params,
GoalDefinitionPolygon(goal_polygon), # goal_lane_id
map_interface)
world.AddAgent(agent)
evaluator = EvaluatorDrivableArea()
world.AddEvaluator("drivable_area", evaluator)
info = world.Evaluate()
self.assertFalse(info["drivable_area"])
viewer = MPViewer(params=params, use_world_bounds=True)
# Draw map
viewer.drawGoalDefinition(goal_polygon,
color=(1, 0, 0),
alpha=0.5,
facecolor=(1, 0, 0))
viewer.drawWorld(world)
viewer.drawRoadCorridor(agent.road_corridor)
viewer.show(block=False)
def test_one_agent_at_goal_state_limits_frenet(self):
param_server = ParameterServer()
# Model Definition
behavior_model = BehaviorConstantVelocity(param_server)
execution_model = ExecutionModelInterpolate(param_server)
dynamic_model = SingleTrackModel(param_server)
# Agent Definition
agent_2d_shape = CarLimousine()
agent_params = param_server.AddChild("agent1")
center_line = Line2d()
center_line.AddPoint(Point2d(5.0, 5.0))
center_line.AddPoint(Point2d(10.0, 10.0))
center_line.AddPoint(Point2d(20.0, 10.0))
max_lateral_dist = (0.4, 1)
max_orientation_diff = (0.08, 0.1)
velocity_range = (20.0, 25.0)
goal_definition = GoalDefinitionStateLimitsFrenet(
center_line, max_lateral_dist, max_orientation_diff,
velocity_range)
# not at goal x,y, others yes
agent1 = Agent(np.array([0, 6, 8, 3.14 / 4.0, velocity_range[0]]),
behavior_model, dynamic_model, execution_model,
agent_2d_shape, agent_params, goal_definition, None)
# at goal x,y and others
agent2 = Agent(np.array([0, 5.0, 5.5, 3.14 / 4.0, velocity_range[1]]),
behavior_model, dynamic_model, execution_model,
agent_2d_shape, agent_params, goal_definition, None)
# not at goal x,y,v yes but not orientation
agent3 = Agent(
np.array(
[0, 5, 5.5, 3.14 / 4.0 + max_orientation_diff[1] + 0.001,
20]), behavior_model, dynamic_model, execution_model,
agent_2d_shape, agent_params, goal_definition, None)
# not at goal x,y, orientation but not v
agent4 = Agent(
np.array([
0, 5, 4.5, 3.14 / 4 - max_orientation_diff[0],
velocity_range[0] - 0.01
]), behavior_model, dynamic_model, execution_model, agent_2d_shape,
agent_params, goal_definition, None)
# at goal x,y, at lateral limit
agent5 = Agent(
np.array([
0, 15, 10 - max_lateral_dist[0] + 0.05, 0, velocity_range[1]
]), behavior_model, dynamic_model, execution_model, agent_2d_shape,
agent_params, goal_definition, None)
# not at goal x,y slightly out of lateral limit
agent6 = Agent(
np.array([
0, 15, 10 + max_lateral_dist[0] + 0.05,
3.14 / 4 + max_orientation_diff[0], velocity_range[0]
]), behavior_model, dynamic_model, execution_model, agent_2d_shape,
agent_params, goal_definition, None)
# not at goal x,y,v yes but not orientation
agent7 = Agent(
np.array(
[0, 5, 5.5, 3.14 / 4.0 - max_orientation_diff[0] - 0.001,
20]), behavior_model, dynamic_model, execution_model,
agent_2d_shape, agent_params, goal_definition, None)
world = World(param_server)
world.AddAgent(agent1)
world.AddAgent(agent2)
world.AddAgent(agent3)
world.AddAgent(agent4)
world.AddAgent(agent5)
world.AddAgent(agent6)
world.AddAgent(agent7)
evaluator1 = EvaluatorGoalReached(agent1.id)
evaluator2 = EvaluatorGoalReached(agent2.id)
evaluator3 = EvaluatorGoalReached(agent3.id)
evaluator4 = EvaluatorGoalReached(agent4.id)
evaluator5 = EvaluatorGoalReached(agent5.id)
evaluator6 = EvaluatorGoalReached(agent6.id)
evaluator7 = EvaluatorGoalReached(agent7.id)
world.AddEvaluator("success1", evaluator1)
world.AddEvaluator("success2", evaluator2)
world.AddEvaluator("success3", evaluator3)
world.AddEvaluator("success4", evaluator4)
world.AddEvaluator("success5", evaluator5)
world.AddEvaluator("success6", evaluator6)
world.AddEvaluator("success7", evaluator7)
info = world.Evaluate()
self.assertEqual(info["success1"], False)
self.assertEqual(info["success2"], True)
self.assertEqual(info["success3"], False)
self.assertEqual(info["success4"], False)
self.assertEqual(info["success5"], True)
self.assertEqual(info["success6"], False)
self.assertEqual(info["success7"], False)
def test_python_behavior_model(self):
# World Definition
scenario_param_file = "macro_actions_test.json" # must be within examples params folder
params = ParameterServer(filename=os.path.join(
os.path.dirname(__file__), "params/", scenario_param_file))
world = World(params)
# Define two behavior models one python one standard c++ model
behavior_model = PythonDistanceBehavior(params)
execution_model = ExecutionModelInterpolate(params)
dynamic_model = SingleTrackModel(params)
behavior_model2 = BehaviorConstantAcceleration(params)
execution_model2 = ExecutionModelInterpolate(params)
dynamic_model2 = SingleTrackModel(params)
# Define the map interface and load a testing map
map_interface = MapInterface()
xodr_map = MakeXodrMapOneRoadTwoLanes()
map_interface.SetOpenDriveMap(xodr_map)
world.SetMap(map_interface)
# Define the agent shapes
agent_2d_shape = CarRectangle()
init_state = np.array([0, 3, -5.25, 0, 20])
# Define the goal definition for agents
center_line = Line2d()
center_line.AddPoint(Point2d(0.0, -1.75))
center_line.AddPoint(Point2d(100.0, -1.75))
max_lateral_dist = (0.4, 0.5)
max_orientation_diff = (0.08, 0.1)
velocity_range = (5.0, 20.0)
goal_definition = GoalDefinitionStateLimitsFrenet(
center_line, max_lateral_dist, max_orientation_diff,
velocity_range)
# define two agents with the different behavior models
agent_params = params.AddChild("agent1")
agent = Agent(init_state, behavior_model, dynamic_model,
execution_model, agent_2d_shape, agent_params,
goal_definition, map_interface)
world.AddAgent(agent)
init_state2 = np.array([0, 25, -5.25, 0, 15])
agent2 = Agent(init_state2, behavior_model2, dynamic_model2,
execution_model2, agent_2d_shape, agent_params,
goal_definition, map_interface)
world.AddAgent(agent2)
# viewer
viewer = MPViewer(params=params, use_world_bounds=True)
# World Simulation
sim_step_time = params["simulation"]["step_time",
"Step-time in simulation", 0.2]
sim_real_time_factor = params["simulation"][
"real_time_factor", "execution in real-time or faster", 1]
# Draw map
video_renderer = VideoRenderer(renderer=viewer,
world_step_time=sim_step_time)
for _ in range(0, 20):
world.Step(sim_step_time)
viewer.clear()
video_renderer.drawWorld(world)
video_renderer.drawGoalDefinition(goal_definition, "red", 0.5,
"red")
time.sleep(sim_step_time / sim_real_time_factor)
video_renderer.export_video(filename="./test_video_intermediate",
remove_image_dir=True)
def test_uct_single_agent(self):
try:
from bark.core.models.behavior import BehaviorUCTSingleAgentMacroActions
except:
print("Rerun with --define planner_uct=true")
return
# World Definition
scenario_param_file = "macro_actions_test.json" # must be within examples params folder
params = ParameterServer(filename=os.path.join(
os.path.dirname(__file__), "params/", scenario_param_file))
world = World(params)
# Model Definitions
behavior_model = BehaviorUCTSingleAgentMacroActions(params)
execution_model = ExecutionModelInterpolate(params)
dynamic_model = SingleTrackModel(params)
behavior_model2 = BehaviorConstantAcceleration(params)
execution_model2 = ExecutionModelInterpolate(params)
dynamic_model2 = SingleTrackModel(params)
# Map Definition
map_interface = MapInterface()
xodr_map = MakeXodrMapOneRoadTwoLanes()
map_interface.SetOpenDriveMap(xodr_map)
world.SetMap(map_interface)
# agent_2d_shape = CarLimousine()
agent_2d_shape = CarRectangle()
init_state = np.array([0, 3, -5.25, 0, 20])
agent_params = params.AddChild("agent1")
# goal_polygon = Polygon2d(
# [1, 1, 0], [Point2d(0, 0), Point2d(0, 2), Point2d(2, 2), Point2d(2, 0)])
# goal_definition = GoalDefinitionPolygon(goal_polygon)
# goal_polygon = goal_polygon.Translate(Point2d(90, -2))
center_line = Line2d()
center_line.AddPoint(Point2d(0.0, -1.75))
center_line.AddPoint(Point2d(100.0, -1.75))
max_lateral_dist = (0.4, 0.5)
max_orientation_diff = (0.08, 0.1)
velocity_range = (5.0, 20.0)
goal_definition = GoalDefinitionStateLimitsFrenet(
center_line, max_lateral_dist, max_orientation_diff,
velocity_range)
agent = Agent(init_state, behavior_model, dynamic_model,
execution_model, agent_2d_shape, agent_params,
goal_definition, map_interface)
world.AddAgent(agent)
init_state2 = np.array([0, 25, -5.25, 0, 0])
agent2 = Agent(init_state2, behavior_model2, dynamic_model2,
execution_model2, agent_2d_shape, agent_params,
goal_definition, map_interface)
world.AddAgent(agent2)
# viewer
viewer = MPViewer(params=params, use_world_bounds=True)
# World Simulation
sim_step_time = params["simulation"]["step_time",
"Step-time in simulation", 0.2]
sim_real_time_factor = params["simulation"][
"real_time_factor", "execution in real-time or faster", 1]
# Draw map
video_renderer = VideoRenderer(renderer=viewer,
world_step_time=sim_step_time)
for _ in range(0, 5):
world.Step(sim_step_time)
viewer.clear()
video_renderer.drawWorld(world)
video_renderer.drawGoalDefinition(goal_definition)
time.sleep(sim_step_time / sim_real_time_factor)
video_renderer.export_video(filename="./test_video_intermediate",
remove_image_dir=True)
