Files
openpilot/opendbc_repo/opendbc/car/tesla/carstate.py
Comma Device 3721ecbf8a Release 260111
2026-01-11 18:23:29 +08:00

102 lines
4.2 KiB
Python

import copy
from opendbc.can import CANDefine, CANParser
from opendbc.car import Bus, structs
from opendbc.car.common.conversions import Conversions as CV
from opendbc.car.interfaces import CarStateBase
from opendbc.car.tesla.values import DBC, CANBUS, GEAR_MAP, STEER_THRESHOLD
ButtonType = structs.CarState.ButtonEvent.Type
class CarState(CarStateBase):
def __init__(self, CP):
super().__init__(CP)
self.can_define = CANDefine(DBC[CP.carFingerprint][Bus.party])
self.shifter_values = self.can_define.dv["DI_systemStatus"]["DI_gear"]
self.hands_on_level = 0
self.das_control = None
def update(self, can_parsers) -> structs.CarState:
cp_party = can_parsers[Bus.party]
cp_ap_party = can_parsers[Bus.ap_party]
ret = structs.CarState()
# Vehicle speed
ret.vEgoRaw = cp_party.vl["DI_speed"]["DI_vehicleSpeed"] * CV.KPH_TO_MS
ret.vEgo, ret.aEgo = self.update_speed_kf(ret.vEgoRaw)
# Gas pedal
pedal_status = cp_party.vl["DI_systemStatus"]["DI_accelPedalPos"]
ret.gas = pedal_status / 100.0
ret.gasPressed = pedal_status > 0
# Brake pedal
ret.brake = 0
ret.brakePressed = cp_party.vl["IBST_status"]["IBST_driverBrakeApply"] == 2
# Steering wheel
epas_status = cp_party.vl["EPAS3S_sysStatus"]
self.hands_on_level = epas_status["EPAS3S_handsOnLevel"]
ret.steeringAngleDeg = -epas_status["EPAS3S_internalSAS"]
ret.steeringRateDeg = -cp_ap_party.vl["SCCM_steeringAngleSensor"]["SCCM_steeringAngleSpeed"]
ret.steeringTorque = -epas_status["EPAS3S_torsionBarTorque"]
# This matches stock logic, but with halved minimum frames (0.25-0.3s)
ret.steeringPressed = self.update_steering_pressed(abs(ret.steeringTorque) > STEER_THRESHOLD, 15)
eac_status = self.can_define.dv["EPAS3S_sysStatus"]["EPAS3S_eacStatus"].get(int(epas_status["EPAS3S_eacStatus"]), None)
ret.steerFaultPermanent = eac_status == "EAC_FAULT"
ret.steerFaultTemporary = eac_status == "EAC_INHIBITED"
# Cruise state
cruise_state = self.can_define.dv["DI_state"]["DI_cruiseState"].get(int(cp_party.vl["DI_state"]["DI_cruiseState"]), None)
speed_units = self.can_define.dv["DI_state"]["DI_speedUnits"].get(int(cp_party.vl["DI_state"]["DI_speedUnits"]), None)
ret.cruiseState.enabled = cruise_state in ("ENABLED", "STANDSTILL", "OVERRIDE", "PRE_FAULT", "PRE_CANCEL")
if speed_units == "KPH":
ret.cruiseState.speed = max(cp_party.vl["DI_state"]["DI_digitalSpeed"] * CV.KPH_TO_MS, 1e-3)
elif speed_units == "MPH":
ret.cruiseState.speed = max(cp_party.vl["DI_state"]["DI_digitalSpeed"] * CV.MPH_TO_MS, 1e-3)
ret.cruiseState.available = cruise_state == "STANDBY" or ret.cruiseState.enabled
ret.cruiseState.standstill = False # This needs to be false, since we can resume from stop without sending anything special
ret.standstill = cruise_state == "STANDSTILL"
ret.accFaulted = cruise_state == "FAULT"
# Gear
ret.gearShifter = GEAR_MAP[self.can_define.dv["DI_systemStatus"]["DI_gear"].get(int(cp_party.vl["DI_systemStatus"]["DI_gear"]), "DI_GEAR_INVALID")]
# Doors
ret.doorOpen = cp_party.vl["UI_warning"]["anyDoorOpen"] == 1
# Blinkers
ret.leftBlinker = cp_party.vl["UI_warning"]["leftBlinkerBlinking"] in (1, 2)
ret.rightBlinker = cp_party.vl["UI_warning"]["rightBlinkerBlinking"] in (1, 2)
# Seatbelt
ret.seatbeltUnlatched = cp_party.vl["UI_warning"]["buckleStatus"] != 1
# Blindspot
ret.leftBlindspot = cp_ap_party.vl["DAS_status"]["DAS_blindSpotRearLeft"] != 0
ret.rightBlindspot = cp_ap_party.vl["DAS_status"]["DAS_blindSpotRearRight"] != 0
# AEB
ret.stockAeb = cp_ap_party.vl["DAS_control"]["DAS_aebEvent"] == 1
# Stock Autosteer should be off (includes FSD)
ret.invalidLkasSetting = cp_ap_party.vl["DAS_settings"]["DAS_autosteerEnabled"] != 0
# Buttons # ToDo: add Gap adjust button
# Messages needed by carcontroller
self.das_control = copy.copy(cp_ap_party.vl["DAS_control"])
return ret
@staticmethod
def get_can_parsers(CP):
return {
Bus.party: CANParser(DBC[CP.carFingerprint][Bus.party], [], CANBUS.party),
Bus.ap_party: CANParser(DBC[CP.carFingerprint][Bus.party], [], CANBUS.autopilot_party)
}