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openpilot is an open source driver assistance system. openpilot performs the functions of Automated Lane Centering and Adaptive Cruise Control for over 200 supported car makes and models.
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openpilot_comma/selfdrive/controls/controlsd.py

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#!/usr/bin/env python3
import os
import math
from typing import SupportsFloat
from cereal import car, log
from common.numpy_fast import clip
from common.realtime import sec_since_boot, config_realtime_process, Priority, Ratekeeper, DT_CTRL
from common.profiler import Profiler
from common.params import Params, put_nonblocking
import cereal.messaging as messaging
from common.conversions import Conversions as CV
from panda import ALTERNATIVE_EXPERIENCE
from system.swaglog import cloudlog
from selfdrive.boardd.boardd import can_list_to_can_capnp
from selfdrive.car.car_helpers import get_car, get_startup_event, get_one_can
from selfdrive.controls.lib.lane_planner import CAMERA_OFFSET
from selfdrive.controls.lib.drive_helpers import update_v_cruise, initialize_v_cruise
from selfdrive.controls.lib.drive_helpers import get_lag_adjusted_curvature
from selfdrive.controls.lib.latcontrol import LatControl
from selfdrive.controls.lib.longcontrol import LongControl
from selfdrive.controls.lib.latcontrol_pid import LatControlPID
from selfdrive.controls.lib.latcontrol_indi import LatControlINDI
from selfdrive.controls.lib.latcontrol_angle import LatControlAngle
from selfdrive.controls.lib.latcontrol_torque import LatControlTorque
from selfdrive.controls.lib.events import Events, ET
from selfdrive.controls.lib.alertmanager import AlertManager, set_offroad_alert
from selfdrive.controls.lib.vehicle_model import VehicleModel
from selfdrive.locationd.calibrationd import Calibration
from system.hardware import HARDWARE
from selfdrive.manager.process_config import managed_processes
SOFT_DISABLE_TIME = 3 # seconds
LDW_MIN_SPEED = 31 * CV.MPH_TO_MS
LANE_DEPARTURE_THRESHOLD = 0.1
REPLAY = "REPLAY" in os.environ
SIMULATION = "SIMULATION" in os.environ
NOSENSOR = "NOSENSOR" in os.environ
IGNORE_PROCESSES = {"uploader", "deleter", "loggerd", "logmessaged", "tombstoned", "statsd",
"logcatd", "proclogd", "clocksd", "updated", "timezoned", "manage_athenad", "laikad"} | \
{k for k, v in managed_processes.items() if not v.enabled}
ThermalStatus = log.DeviceState.ThermalStatus
State = log.ControlsState.OpenpilotState
PandaType = log.PandaState.PandaType
Desire = log.LateralPlan.Desire
LaneChangeState = log.LateralPlan.LaneChangeState
LaneChangeDirection = log.LateralPlan.LaneChangeDirection
EventName = car.CarEvent.EventName
ButtonEvent = car.CarState.ButtonEvent
SafetyModel = car.CarParams.SafetyModel
IGNORED_SAFETY_MODES = (SafetyModel.silent, SafetyModel.noOutput)
CSID_MAP = {"1": EventName.roadCameraError, "2": EventName.wideRoadCameraError, "0": EventName.driverCameraError}
ACTUATOR_FIELDS = tuple(car.CarControl.Actuators.schema.fields.keys())
ACTIVE_STATES = (State.enabled, State.softDisabling, State.overriding)
ENABLED_STATES = (State.preEnabled, *ACTIVE_STATES)
class Controls:
def __init__(self, sm=None, pm=None, can_sock=None, CI=None):
config_realtime_process(4, Priority.CTRL_HIGH)
# Setup sockets
self.pm = pm
if self.pm is None:
self.pm = messaging.PubMaster(['sendcan', 'controlsState', 'carState',
'carControl', 'carEvents', 'carParams'])
self.camera_packets = ["roadCameraState", "driverCameraState", "wideRoadCameraState"]
self.can_sock = can_sock
if can_sock is None:
can_timeout = None if os.environ.get('NO_CAN_TIMEOUT', False) else 20
self.can_sock = messaging.sub_sock('can', timeout=can_timeout)
self.log_sock = messaging.sub_sock('androidLog')
if CI is None:
# wait for one pandaState and one CAN packet
print("Waiting for CAN messages...")
get_one_can(self.can_sock)
self.CI, self.CP = get_car(self.can_sock, self.pm.sock['sendcan'])
else:
self.CI, self.CP = CI, CI.CP
params = Params()
self.joystick_mode = params.get_bool("JoystickDebugMode") or (self.CP.notCar and sm is None)
joystick_packet = ['testJoystick'] if self.joystick_mode else []
self.sm = sm
if self.sm is None:
ignore = ['driverCameraState', 'managerState'] if SIMULATION else None
self.sm = messaging.SubMaster(['deviceState', 'pandaStates', 'peripheralState', 'modelV2', 'liveCalibration',
'driverMonitoringState', 'longitudinalPlan', 'lateralPlan', 'liveLocationKalman',
'managerState', 'liveParameters', 'radarState'] + self.camera_packets + joystick_packet,
ignore_alive=ignore, ignore_avg_freq=['radarState', 'longitudinalPlan'])
# set alternative experiences from parameters
self.disengage_on_accelerator = params.get_bool("DisengageOnAccelerator")
self.CP.alternativeExperience = 0
if not self.disengage_on_accelerator:
self.CP.alternativeExperience |= ALTERNATIVE_EXPERIENCE.DISABLE_DISENGAGE_ON_GAS
if self.CP.dashcamOnly and params.get_bool("DashcamOverride"):
self.CP.dashcamOnly = False
# read params
self.is_metric = params.get_bool("IsMetric")
self.is_ldw_enabled = params.get_bool("IsLdwEnabled")
openpilot_enabled_toggle = params.get_bool("OpenpilotEnabledToggle")
passive = params.get_bool("Passive") or not openpilot_enabled_toggle
# detect sound card presence and ensure successful init
sounds_available = HARDWARE.get_sound_card_online()
car_recognized = self.CP.carName != 'mock'
controller_available = self.CI.CC is not None and not passive and not self.CP.dashcamOnly
self.read_only = not car_recognized or not controller_available or self.CP.dashcamOnly
if self.read_only:
safety_config = car.CarParams.SafetyConfig.new_message()
safety_config.safetyModel = car.CarParams.SafetyModel.noOutput
self.CP.safetyConfigs = [safety_config]
# Write CarParams for radard
cp_bytes = self.CP.to_bytes()
params.put("CarParams", cp_bytes)
put_nonblocking("CarParamsCache", cp_bytes)
self.CC = car.CarControl.new_message()
self.CS_prev = car.CarState.new_message()
self.AM = AlertManager()
self.events = Events()
self.LoC = LongControl(self.CP)
self.VM = VehicleModel(self.CP)
self.LaC: LatControl
if self.CP.steerControlType == car.CarParams.SteerControlType.angle:
self.LaC = LatControlAngle(self.CP, self.CI)
elif self.CP.lateralTuning.which() == 'pid':
self.LaC = LatControlPID(self.CP, self.CI)
elif self.CP.lateralTuning.which() == 'indi':
self.LaC = LatControlINDI(self.CP, self.CI)
elif self.CP.lateralTuning.which() == 'torque':
self.LaC = LatControlTorque(self.CP, self.CI)
self.initialized = False
self.state = State.disabled
self.enabled = False
self.active = False
self.can_rcv_error = False
self.soft_disable_timer = 0
self.v_cruise_kph = 255
self.v_cruise_kph_last = 0
self.mismatch_counter = 0
self.cruise_mismatch_counter = 0
self.can_rcv_error_counter = 0
self.last_blinker_frame = 0
self.distance_traveled = 0
self.last_functional_fan_frame = 0
self.events_prev = []
self.current_alert_types = [ET.PERMANENT]
self.logged_comm_issue = None
self.button_timers = {ButtonEvent.Type.decelCruise: 0, ButtonEvent.Type.accelCruise: 0}
self.last_actuators = car.CarControl.Actuators.new_message()
self.desired_curvature = 0.0
self.desired_curvature_rate = 0.0
# TODO: no longer necessary, aside from process replay
self.sm['liveParameters'].valid = True
self.startup_event = get_startup_event(car_recognized, controller_available, len(self.CP.carFw) > 0)
if not sounds_available:
self.events.add(EventName.soundsUnavailable, static=True)
if not car_recognized:
self.events.add(EventName.carUnrecognized, static=True)
if len(self.CP.carFw) > 0:
set_offroad_alert("Offroad_CarUnrecognized", True)
else:
set_offroad_alert("Offroad_NoFirmware", True)
elif self.read_only:
self.events.add(EventName.dashcamMode, static=True)
elif self.joystick_mode:
self.events.add(EventName.joystickDebug, static=True)
self.startup_event = None
# controlsd is driven by can recv, expected at 100Hz
self.rk = Ratekeeper(100, print_delay_threshold=None)
self.prof = Profiler(False) # off by default
def update_events(self, CS):
"""Compute carEvents from carState"""
self.events.clear()
# Add startup event
if self.startup_event is not None:
self.events.add(self.startup_event)
self.startup_event = None
# Don't add any more events if not initialized
if not self.initialized:
self.events.add(EventName.controlsInitializing)
return
# Disable on rising edge of accelerator or brake. Also disable on brake when speed > 0
if (CS.gasPressed and not self.CS_prev.gasPressed and self.disengage_on_accelerator) or \
(CS.brakePressed and (not self.CS_prev.brakePressed or not CS.standstill)):
self.events.add(EventName.pedalPressed)
if CS.gasPressed:
self.events.add(EventName.pedalPressedPreEnable if self.disengage_on_accelerator else
EventName.gasPressedOverride)
if not self.CP.notCar:
self.events.add_from_msg(self.sm['driverMonitoringState'].events)
# Handle car events. Ignore when CAN is invalid
if CS.canTimeout:
self.events.add(EventName.canBusMissing)
elif not CS.canValid:
self.events.add(EventName.canError)
else:
self.events.add_from_msg(CS.events)
# Create events for temperature, disk space, and memory
if self.sm['deviceState'].thermalStatus >= ThermalStatus.red:
self.events.add(EventName.overheat)
if self.sm['deviceState'].freeSpacePercent < 7 and not SIMULATION:
# under 7% of space free no enable allowed
self.events.add(EventName.outOfSpace)
# TODO: make tici threshold the same
if self.sm['deviceState'].memoryUsagePercent > 90 and not SIMULATION:
self.events.add(EventName.lowMemory)
# TODO: enable this once loggerd CPU usage is more reasonable
#cpus = list(self.sm['deviceState'].cpuUsagePercent)
#if max(cpus, default=0) > 95 and not SIMULATION:
# self.events.add(EventName.highCpuUsage)
# Alert if fan isn't spinning for 5 seconds
if self.sm['peripheralState'].pandaType == PandaType.dos:
if self.sm['peripheralState'].fanSpeedRpm == 0 and self.sm['deviceState'].fanSpeedPercentDesired > 50:
if (self.sm.frame - self.last_functional_fan_frame) * DT_CTRL > 5.0:
self.events.add(EventName.fanMalfunction)
else:
self.last_functional_fan_frame = self.sm.frame
# Handle calibration status
cal_status = self.sm['liveCalibration'].calStatus
if cal_status != Calibration.CALIBRATED:
if cal_status == Calibration.UNCALIBRATED:
self.events.add(EventName.calibrationIncomplete)
else:
self.events.add(EventName.calibrationInvalid)
# Handle lane change
if self.sm['lateralPlan'].laneChangeState == LaneChangeState.preLaneChange:
direction = self.sm['lateralPlan'].laneChangeDirection
if (CS.leftBlindspot and direction == LaneChangeDirection.left) or \
(CS.rightBlindspot and direction == LaneChangeDirection.right):
self.events.add(EventName.laneChangeBlocked)
else:
if direction == LaneChangeDirection.left:
self.events.add(EventName.preLaneChangeLeft)
else:
self.events.add(EventName.preLaneChangeRight)
elif self.sm['lateralPlan'].laneChangeState in (LaneChangeState.laneChangeStarting,
LaneChangeState.laneChangeFinishing):
self.events.add(EventName.laneChange)
for i, pandaState in enumerate(self.sm['pandaStates']):
# All pandas must match the list of safetyConfigs, and if outside this list, must be silent or noOutput
if i < len(self.CP.safetyConfigs):
safety_mismatch = pandaState.safetyModel != self.CP.safetyConfigs[i].safetyModel or \
pandaState.safetyParam != self.CP.safetyConfigs[i].safetyParam or \
pandaState.alternativeExperience != self.CP.alternativeExperience
else:
safety_mismatch = pandaState.safetyModel not in IGNORED_SAFETY_MODES
if safety_mismatch or self.mismatch_counter >= 200:
self.events.add(EventName.controlsMismatch)
if log.PandaState.FaultType.relayMalfunction in pandaState.faults:
self.events.add(EventName.relayMalfunction)
# Handle HW and system malfunctions
# Order is very intentional here. Be careful when modifying this.
# All events here should at least have NO_ENTRY and SOFT_DISABLE.
num_events = len(self.events)
not_running = {p.name for p in self.sm['managerState'].processes if not p.running and p.shouldBeRunning}
if self.sm.rcv_frame['managerState'] and (not_running - IGNORE_PROCESSES):
self.events.add(EventName.processNotRunning)
else:
if not SIMULATION and not self.rk.lagging:
if not self.sm.all_alive(self.camera_packets):
self.events.add(EventName.cameraMalfunction)
elif not self.sm.all_freq_ok(self.camera_packets):
self.events.add(EventName.cameraFrameRate)
if self.rk.lagging:
self.events.add(EventName.controlsdLagging)
if len(self.sm['radarState'].radarErrors):
self.events.add(EventName.radarFault)
if not self.sm.valid['pandaStates']:
self.events.add(EventName.usbError)
# generic catch-all. ideally, a more specific event should be added above instead
no_system_errors = len(self.events) != num_events
if (not self.sm.all_checks() or self.can_rcv_error) and no_system_errors and CS.canValid and not CS.canTimeout:
if not self.sm.all_alive():
self.events.add(EventName.commIssue)
elif not self.sm.all_freq_ok():
self.events.add(EventName.commIssueAvgFreq)
else: # invalid or can_rcv_error.
self.events.add(EventName.commIssue)
logs = {
'invalid': [s for s, valid in self.sm.valid.items() if not valid],
'not_alive': [s for s, alive in self.sm.alive.items() if not alive],
'not_freq_ok': [s for s, freq_ok in self.sm.freq_ok.items() if not freq_ok],
'can_error': self.can_rcv_error,
}
if logs != self.logged_comm_issue:
cloudlog.event("commIssue", error=True, **logs)
self.logged_comm_issue = logs
else:
self.logged_comm_issue = None
if not self.sm['liveParameters'].valid:
self.events.add(EventName.vehicleModelInvalid)
if not self.sm['lateralPlan'].mpcSolutionValid:
self.events.add(EventName.plannerError)
if not self.sm['liveLocationKalman'].sensorsOK and not NOSENSOR:
if self.sm.frame > 5 / DT_CTRL: # Give locationd some time to receive all the inputs
self.events.add(EventName.sensorDataInvalid)
if not self.sm['liveLocationKalman'].posenetOK:
self.events.add(EventName.posenetInvalid)
if not self.sm['liveLocationKalman'].deviceStable:
self.events.add(EventName.deviceFalling)
if not REPLAY:
# Check for mismatch between openpilot and car's PCM
cruise_mismatch = CS.cruiseState.enabled and (not self.enabled or not self.CP.pcmCruise)
self.cruise_mismatch_counter = self.cruise_mismatch_counter + 1 if cruise_mismatch else 0
if self.cruise_mismatch_counter > int(6. / DT_CTRL):
self.events.add(EventName.cruiseMismatch)
# Check for FCW
stock_long_is_braking = self.enabled and not self.CP.openpilotLongitudinalControl and CS.aEgo < -1.25
model_fcw = self.sm['modelV2'].meta.hardBrakePredicted and not CS.brakePressed and not stock_long_is_braking
planner_fcw = self.sm['longitudinalPlan'].fcw and self.enabled
if planner_fcw or model_fcw:
self.events.add(EventName.fcw)
for m in messaging.drain_sock(self.log_sock, wait_for_one=False):
try:
msg = m.androidLog.message
if any(err in msg for err in ("ERROR_CRC", "ERROR_ECC", "ERROR_STREAM_UNDERFLOW", "APPLY FAILED")):
csid = msg.split("CSID:")[-1].split(" ")[0]
evt = CSID_MAP.get(csid, None)
if evt is not None:
self.events.add(evt)
except UnicodeDecodeError:
pass
# TODO: fix simulator
if not SIMULATION:
if not NOSENSOR:
if not self.sm['liveLocationKalman'].gpsOK and (self.distance_traveled > 1000):
# Not show in first 1 km to allow for driving out of garage. This event shows after 5 minutes
self.events.add(EventName.noGps)
if self.sm['modelV2'].frameDropPerc > 20:
self.events.add(EventName.modeldLagging)
if self.sm['liveLocationKalman'].excessiveResets:
self.events.add(EventName.localizerMalfunction)
# Only allow engagement with brake pressed when stopped behind another stopped car
speeds = self.sm['longitudinalPlan'].speeds
if len(speeds) > 1:
v_future = speeds[-1]
else:
v_future = 100.0
if CS.brakePressed and v_future >= self.CP.vEgoStarting \
and self.CP.openpilotLongitudinalControl and CS.vEgo < 0.3:
self.events.add(EventName.noTarget)
def data_sample(self):
"""Receive data from sockets and update carState"""
# Update carState from CAN
can_strs = messaging.drain_sock_raw(self.can_sock, wait_for_one=True)
CS = self.CI.update(self.CC, can_strs)
self.sm.update(0)
if not self.initialized:
all_valid = CS.canValid and self.sm.all_checks()
if all_valid or self.sm.frame * DT_CTRL > 3.5 or SIMULATION:
if not self.read_only:
self.CI.init(self.CP, self.can_sock, self.pm.sock['sendcan'])
self.initialized = True
if REPLAY and self.sm['pandaStates'][0].controlsAllowed:
self.state = State.enabled
Params().put_bool("ControlsReady", True)
# Check for CAN timeout
if not can_strs:
self.can_rcv_error_counter += 1
self.can_rcv_error = True
else:
self.can_rcv_error = False
# When the panda and controlsd do not agree on controls_allowed
# we want to disengage openpilot. However the status from the panda goes through
# another socket other than the CAN messages and one can arrive earlier than the other.
# Therefore we allow a mismatch for two samples, then we trigger the disengagement.
if not self.enabled:
self.mismatch_counter = 0
# All pandas not in silent mode must have controlsAllowed when openpilot is enabled
if self.enabled and any(not ps.controlsAllowed for ps in self.sm['pandaStates']
if ps.safetyModel not in IGNORED_SAFETY_MODES):
self.mismatch_counter += 1
self.distance_traveled += CS.vEgo * DT_CTRL
return CS
def state_transition(self, CS):
"""Compute conditional state transitions and execute actions on state transitions"""
self.v_cruise_kph_last = self.v_cruise_kph
# if stock cruise is completely disabled, then we can use our own set speed logic
if not self.CP.pcmCruise:
self.v_cruise_kph = update_v_cruise(self.v_cruise_kph, CS.vEgo, CS.gasPressed, CS.buttonEvents,
self.button_timers, self.enabled, self.is_metric)
else:
if CS.cruiseState.available:
self.v_cruise_kph = CS.cruiseState.speed * CV.MS_TO_KPH
else:
self.v_cruise_kph = 0
# decrement the soft disable timer at every step, as it's reset on
# entrance in SOFT_DISABLING state
self.soft_disable_timer = max(0, self.soft_disable_timer - 1)
self.current_alert_types = [ET.PERMANENT]
# ENABLED, SOFT DISABLING, PRE ENABLING, OVERRIDING
if self.state != State.disabled:
# user and immediate disable always have priority in a non-disabled state
if self.events.any(ET.USER_DISABLE):
self.state = State.disabled
self.current_alert_types.append(ET.USER_DISABLE)
elif self.events.any(ET.IMMEDIATE_DISABLE):
self.state = State.disabled
self.current_alert_types.append(ET.IMMEDIATE_DISABLE)
else:
# ENABLED
if self.state == State.enabled:
if self.events.any(ET.SOFT_DISABLE):
self.state = State.softDisabling
self.soft_disable_timer = int(SOFT_DISABLE_TIME / DT_CTRL)
self.current_alert_types.append(ET.SOFT_DISABLE)
elif self.events.any(ET.OVERRIDE):
self.state = State.overriding
self.current_alert_types.append(ET.OVERRIDE)
# SOFT DISABLING
elif self.state == State.softDisabling:
if not self.events.any(ET.SOFT_DISABLE):
# no more soft disabling condition, so go back to ENABLED
self.state = State.enabled
elif self.soft_disable_timer > 0:
self.current_alert_types.append(ET.SOFT_DISABLE)
elif self.soft_disable_timer <= 0:
self.state = State.disabled
# PRE ENABLING
elif self.state == State.preEnabled:
if self.events.any(ET.NO_ENTRY):
self.state = State.disabled
self.current_alert_types.append(ET.NO_ENTRY)
elif not self.events.any(ET.PRE_ENABLE):
self.state = State.enabled
else:
self.current_alert_types.append(ET.PRE_ENABLE)
# OVERRIDING
elif self.state == State.overriding:
if self.events.any(ET.SOFT_DISABLE):
self.state = State.softDisabling
self.soft_disable_timer = int(SOFT_DISABLE_TIME / DT_CTRL)
self.current_alert_types.append(ET.SOFT_DISABLE)
elif not self.events.any(ET.OVERRIDE):
self.state = State.enabled
else:
self.current_alert_types.append(ET.OVERRIDE)
# DISABLED
elif self.state == State.disabled:
if self.events.any(ET.ENABLE):
if self.events.any(ET.NO_ENTRY):
self.current_alert_types.append(ET.NO_ENTRY)
else:
if self.events.any(ET.PRE_ENABLE):
self.state = State.preEnabled
elif self.events.any(ET.OVERRIDE):
self.state = State.overriding
else:
self.state = State.enabled
self.current_alert_types.append(ET.ENABLE)
if not self.CP.pcmCruise:
self.v_cruise_kph = initialize_v_cruise(CS.vEgo, CS.buttonEvents, self.v_cruise_kph_last)
# Check if openpilot is engaged and actuators are enabled
self.enabled = self.state in ENABLED_STATES
self.active = self.state in ACTIVE_STATES
if self.active:
self.current_alert_types.append(ET.WARNING)
def state_control(self, CS):
"""Given the state, this function returns a CarControl packet"""
# Update VehicleModel
params = self.sm['liveParameters']
x = max(params.stiffnessFactor, 0.1)
sr = max(params.steerRatio, 0.1)
self.VM.update_params(x, sr)
lat_plan = self.sm['lateralPlan']
long_plan = self.sm['longitudinalPlan']
CC = car.CarControl.new_message()
CC.enabled = self.enabled
# Check which actuators can be enabled
CC.latActive = self.active and not CS.steerFaultTemporary and not CS.steerFaultPermanent and \
CS.vEgo > self.CP.minSteerSpeed and not CS.standstill
CC.longActive = self.active and not self.events.any(ET.OVERRIDE) and self.CP.openpilotLongitudinalControl
actuators = CC.actuators
actuators.longControlState = self.LoC.long_control_state
if CS.leftBlinker or CS.rightBlinker:
self.last_blinker_frame = self.sm.frame
# State specific actions
if not CC.latActive:
self.LaC.reset()
if not CC.longActive:
self.LoC.reset(v_pid=CS.vEgo)
if not self.joystick_mode:
# accel PID loop
pid_accel_limits = self.CI.get_pid_accel_limits(self.CP, CS.vEgo, self.v_cruise_kph * CV.KPH_TO_MS)
t_since_plan = (self.sm.frame - self.sm.rcv_frame['longitudinalPlan']) * DT_CTRL
actuators.accel = self.LoC.update(CC.longActive, CS, long_plan, pid_accel_limits, t_since_plan)
# Steering PID loop and lateral MPC
self.desired_curvature, self.desired_curvature_rate = get_lag_adjusted_curvature(self.CP, CS.vEgo,
lat_plan.psis,
lat_plan.curvatures,
lat_plan.curvatureRates)
actuators.steer, actuators.steeringAngleDeg, lac_log = self.LaC.update(CC.latActive, CS, self.VM, params,
self.last_actuators, self.desired_curvature,
self.desired_curvature_rate, self.sm['liveLocationKalman'])
else:
lac_log = log.ControlsState.LateralDebugState.new_message()
if self.sm.rcv_frame['testJoystick'] > 0:
if CC.longActive:
actuators.accel = 4.0*clip(self.sm['testJoystick'].axes[0], -1, 1)
if CC.latActive:
steer = clip(self.sm['testJoystick'].axes[1], -1, 1)
# max angle is 45 for angle-based cars
actuators.steer, actuators.steeringAngleDeg = steer, steer * 45.
lac_log.active = self.active
lac_log.steeringAngleDeg = CS.steeringAngleDeg
lac_log.output = actuators.steer
lac_log.saturated = abs(actuators.steer) >= 0.9
# Send a "steering required alert" if saturation count has reached the limit
if lac_log.active and lac_log.saturated and not CS.steeringPressed:
dpath_points = lat_plan.dPathPoints
if len(dpath_points):
# Check if we deviated from the path
# TODO use desired vs actual curvature
left_deviation = actuators.steer > 0 and dpath_points[0] < -0.20
right_deviation = actuators.steer < 0 and dpath_points[0] > 0.20
if left_deviation or right_deviation:
self.events.add(EventName.steerSaturated)
# Ensure no NaNs/Infs
for p in ACTUATOR_FIELDS:
attr = getattr(actuators, p)
if not isinstance(attr, SupportsFloat):
continue
if not math.isfinite(attr):
cloudlog.error(f"actuators.{p} not finite {actuators.to_dict()}")
setattr(actuators, p, 0.0)
return CC, lac_log
def update_button_timers(self, buttonEvents):
# increment timer for buttons still pressed
for k in self.button_timers:
if self.button_timers[k] > 0:
self.button_timers[k] += 1
for b in buttonEvents:
if b.type.raw in self.button_timers:
self.button_timers[b.type.raw] = 1 if b.pressed else 0
def publish_logs(self, CS, start_time, CC, lac_log):
"""Send actuators and hud commands to the car, send controlsstate and MPC logging"""
# Orientation and angle rates can be useful for carcontroller
# Only calibrated (car) frame is relevant for the carcontroller
orientation_value = list(self.sm['liveLocationKalman'].calibratedOrientationNED.value)
if len(orientation_value) > 2:
CC.orientationNED = orientation_value
angular_rate_value = list(self.sm['liveLocationKalman'].angularVelocityCalibrated.value)
if len(angular_rate_value) > 2:
CC.angularVelocity = angular_rate_value
CC.cruiseControl.cancel = CS.cruiseState.enabled and (not self.enabled or not self.CP.pcmCruise)
if self.joystick_mode and self.sm.rcv_frame['testJoystick'] > 0 and self.sm['testJoystick'].buttons[0]:
CC.cruiseControl.cancel = True
hudControl = CC.hudControl
hudControl.setSpeed = float(self.v_cruise_kph * CV.KPH_TO_MS)
hudControl.speedVisible = self.enabled
hudControl.lanesVisible = self.enabled
hudControl.leadVisible = self.sm['longitudinalPlan'].hasLead
hudControl.rightLaneVisible = True
hudControl.leftLaneVisible = True
recent_blinker = (self.sm.frame - self.last_blinker_frame) * DT_CTRL < 5.0 # 5s blinker cooldown
ldw_allowed = self.is_ldw_enabled and CS.vEgo > LDW_MIN_SPEED and not recent_blinker \
and not CC.latActive and self.sm['liveCalibration'].calStatus == Calibration.CALIBRATED
model_v2 = self.sm['modelV2']
desire_prediction = model_v2.meta.desirePrediction
if len(desire_prediction) and ldw_allowed:
right_lane_visible = self.sm['lateralPlan'].rProb > 0.5
left_lane_visible = self.sm['lateralPlan'].lProb > 0.5
l_lane_change_prob = desire_prediction[Desire.laneChangeLeft - 1]
r_lane_change_prob = desire_prediction[Desire.laneChangeRight - 1]
lane_lines = model_v2.laneLines
l_lane_close = left_lane_visible and (lane_lines[1].y[0] > -(1.08 + CAMERA_OFFSET))
r_lane_close = right_lane_visible and (lane_lines[2].y[0] < (1.08 - CAMERA_OFFSET))
hudControl.leftLaneDepart = bool(l_lane_change_prob > LANE_DEPARTURE_THRESHOLD and l_lane_close)
hudControl.rightLaneDepart = bool(r_lane_change_prob > LANE_DEPARTURE_THRESHOLD and r_lane_close)
if hudControl.rightLaneDepart or hudControl.leftLaneDepart:
self.events.add(EventName.ldw)
clear_event_types = set()
if ET.WARNING not in self.current_alert_types:
clear_event_types.add(ET.WARNING)
if self.enabled:
clear_event_types.add(ET.NO_ENTRY)
alerts = self.events.create_alerts(self.current_alert_types, [self.CP, CS, self.sm, self.is_metric, self.soft_disable_timer])
self.AM.add_many(self.sm.frame, alerts)
current_alert = self.AM.process_alerts(self.sm.frame, clear_event_types)
if current_alert:
hudControl.visualAlert = current_alert.visual_alert
if not self.read_only and self.initialized:
# send car controls over can
self.last_actuators, can_sends = self.CI.apply(CC)
self.pm.send('sendcan', can_list_to_can_capnp(can_sends, msgtype='sendcan', valid=CS.canValid))
CC.actuatorsOutput = self.last_actuators
force_decel = (self.sm['driverMonitoringState'].awarenessStatus < 0.) or \
(self.state == State.softDisabling)
# Curvature & Steering angle
params = self.sm['liveParameters']
steer_angle_without_offset = math.radians(CS.steeringAngleDeg - params.angleOffsetDeg)
curvature = -self.VM.calc_curvature(steer_angle_without_offset, CS.vEgo, params.roll)
# controlsState
dat = messaging.new_message('controlsState')
dat.valid = CS.canValid
controlsState = dat.controlsState
if current_alert:
controlsState.alertText1 = current_alert.alert_text_1
controlsState.alertText2 = current_alert.alert_text_2
controlsState.alertSize = current_alert.alert_size
controlsState.alertStatus = current_alert.alert_status
controlsState.alertBlinkingRate = current_alert.alert_rate
controlsState.alertType = current_alert.alert_type
controlsState.alertSound = current_alert.audible_alert
controlsState.canMonoTimes = list(CS.canMonoTimes)
controlsState.longitudinalPlanMonoTime = self.sm.logMonoTime['longitudinalPlan']
controlsState.lateralPlanMonoTime = self.sm.logMonoTime['lateralPlan']
controlsState.enabled = self.enabled
controlsState.active = self.active
controlsState.curvature = curvature
controlsState.desiredCurvature = self.desired_curvature
controlsState.desiredCurvatureRate = self.desired_curvature_rate
controlsState.state = self.state
controlsState.engageable = not self.events.any(ET.NO_ENTRY)
controlsState.longControlState = self.LoC.long_control_state
controlsState.vPid = float(self.LoC.v_pid)
controlsState.vCruise = float(self.v_cruise_kph)
controlsState.upAccelCmd = float(self.LoC.pid.p)
controlsState.uiAccelCmd = float(self.LoC.pid.i)
controlsState.ufAccelCmd = float(self.LoC.pid.f)
controlsState.cumLagMs = -self.rk.remaining * 1000.
controlsState.startMonoTime = int(start_time * 1e9)
controlsState.forceDecel = bool(force_decel)
controlsState.canErrorCounter = self.can_rcv_error_counter
lat_tuning = self.CP.lateralTuning.which()
if self.joystick_mode:
controlsState.lateralControlState.debugState = lac_log
elif self.CP.steerControlType == car.CarParams.SteerControlType.angle:
controlsState.lateralControlState.angleState = lac_log
elif lat_tuning == 'pid':
controlsState.lateralControlState.pidState = lac_log
elif lat_tuning == 'torque':
controlsState.lateralControlState.torqueState = lac_log
elif lat_tuning == 'indi':
controlsState.lateralControlState.indiState = lac_log
self.pm.send('controlsState', dat)
# carState
car_events = self.events.to_msg()
cs_send = messaging.new_message('carState')
cs_send.valid = CS.canValid
cs_send.carState = CS
cs_send.carState.events = car_events
self.pm.send('carState', cs_send)
# carEvents - logged every second or on change
if (self.sm.frame % int(1. / DT_CTRL) == 0) or (self.events.names != self.events_prev):
ce_send = messaging.new_message('carEvents', len(self.events))
ce_send.carEvents = car_events
self.pm.send('carEvents', ce_send)
self.events_prev = self.events.names.copy()
# carParams - logged every 50 seconds (> 1 per segment)
if (self.sm.frame % int(50. / DT_CTRL) == 0):
cp_send = messaging.new_message('carParams')
cp_send.carParams = self.CP
self.pm.send('carParams', cp_send)
# carControl
cc_send = messaging.new_message('carControl')
cc_send.valid = CS.canValid
cc_send.carControl = CC
self.pm.send('carControl', cc_send)
# copy CarControl to pass to CarInterface on the next iteration
self.CC = CC
def step(self):
start_time = sec_since_boot()
self.prof.checkpoint("Ratekeeper", ignore=True)
# Sample data from sockets and get a carState
CS = self.data_sample()
cloudlog.timestamp("Data sampled")
self.prof.checkpoint("Sample")
self.update_events(CS)
cloudlog.timestamp("Events updated")
if not self.read_only and self.initialized:
# Update control state
self.state_transition(CS)
self.prof.checkpoint("State transition")
# Compute actuators (runs PID loops and lateral MPC)
CC, lac_log = self.state_control(CS)
self.prof.checkpoint("State Control")
# Publish data
self.publish_logs(CS, start_time, CC, lac_log)
self.prof.checkpoint("Sent")
self.update_button_timers(CS.buttonEvents)
self.CS_prev = CS
def controlsd_thread(self):
while True:
self.step()
self.rk.monitor_time()
self.prof.display()
def main(sm=None, pm=None, logcan=None):
controls = Controls(sm, pm, logcan)
controls.controlsd_thread()
if __name__ == "__main__":
main()