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.
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

71 lines
1.8 KiB

from cereal import car
from selfdrive.car.chrysler.values import RAM_CARS
GearShifter = car.CarState.GearShifter
VisualAlert = car.CarControl.HUDControl.VisualAlert
def create_lkas_hud(packer, CP, lkas_active, hud_alert, hud_count, car_model, auto_high_beam):
# LKAS_HUD - Controls what lane-keeping icon is displayed
# == Color ==
# 0 hidden?
# 1 white
# 2 green
# 3 ldw
# == Lines ==
# 03 white Lines
# 04 grey lines
# 09 left lane close
# 0A right lane close
# 0B left Lane very close
# 0C right Lane very close
# 0D left cross cross
# 0E right lane cross
# == Alerts ==
# 7 Normal
# 6 lane departure place hands on wheel
color = 2 if lkas_active else 1
lines = 3 if lkas_active else 0
alerts = 7 if lkas_active else 0
if hud_count < (1 * 4): # first 3 seconds, 4Hz
alerts = 1
if hud_alert in (VisualAlert.ldw, VisualAlert.steerRequired):
color = 4
lines = 0
alerts = 6
values = {
"LKAS_ICON_COLOR": color,
"CAR_MODEL": car_model,
"LKAS_LANE_LINES": lines,
"LKAS_ALERTS": alerts,
}
if CP.carFingerprint in RAM_CARS:
values['AUTO_HIGH_BEAM_ON'] = auto_high_beam
return packer.make_can_msg("DAS_6", 0, values)
def create_lkas_command(packer, CP, apply_steer, lkas_control_bit):
# LKAS_COMMAND Lane-keeping signal to turn the wheel
enabled_val = 2 if CP.carFingerprint in RAM_CARS else 1
values = {
"STEERING_TORQUE": apply_steer,
"LKAS_CONTROL_BIT": enabled_val if lkas_control_bit else 0,
}
return packer.make_can_msg("LKAS_COMMAND", 0, values)
def create_cruise_buttons(packer, frame, bus, cancel=False, resume=False):
values = {
"ACC_Cancel": cancel,
"ACC_Resume": resume,
"COUNTER": frame % 0x10,
}
return packer.make_can_msg("CRUISE_BUTTONS", bus, values)