open source driving agent
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def create_steering_control(packer, bus, apply_steer, lkas_enabled):
values = {
"LM_Offset": abs(apply_steer),
"LM_OffSign": 1 if apply_steer < 0 else 0,
"HCA_Status": 5 if (lkas_enabled and apply_steer != 0) else 3,
"Vib_Freq": 16,
}
return packer.make_can_msg("HCA_1", bus, values)
def create_lka_hud_control(packer, bus, ldw_stock_values, enabled, steering_pressed, hud_alert, hud_control):
values = ldw_stock_values.copy()
values.update({
"LDW_Lampe_gelb": 1 if enabled and steering_pressed else 0,
"LDW_Lampe_gruen": 1 if enabled and not steering_pressed else 0,
"LDW_Lernmodus_links": 3 if hud_control.leftLaneDepart else 1 + hud_control.leftLaneVisible,
"LDW_Lernmodus_rechts": 3 if hud_control.rightLaneDepart else 1 + hud_control.rightLaneVisible,
"LDW_Textbits": hud_alert,
})
return packer.make_can_msg("LDW_Status", bus, values)
def create_acc_buttons_control(packer, bus, gra_stock_values, counter, cancel=False, resume=False):
values = gra_stock_values.copy()
values.update({
"COUNTER": counter,
"GRA_Abbrechen": cancel,
"GRA_Recall": resume,
})
return packer.make_can_msg("GRA_Neu", bus, values)
def acc_control_value(main_switch_on, acc_faulted, long_active):
if long_active:
acc_control = 1
elif main_switch_on:
acc_control = 2
else:
acc_control = 0
return acc_control
def acc_hud_status_value(main_switch_on, acc_faulted, long_active):
if acc_faulted:
hud_status = 6
elif long_active:
hud_status = 3
elif main_switch_on:
hud_status = 2
else:
hud_status = 0
return hud_status
def create_acc_accel_control(packer, bus, acc_type, acc_enabled, accel, acc_control, stopping, starting, esp_hold):
commands = []
values = {
"ACS_Sta_ADR": acc_control,
"ACS_StSt_Info": acc_enabled,
"ACS_Typ_ACC": acc_type,
"ACS_Anhaltewunsch": acc_type == 1 and stopping,
"ACS_FreigSollB": acc_enabled,
"ACS_Sollbeschl": accel if acc_enabled else 3.01,
"ACS_zul_Regelabw": 0.2 if acc_enabled else 1.27,
"ACS_max_AendGrad": 3.0 if acc_enabled else 5.08,
}
commands.append(packer.make_can_msg("ACC_System", bus, values))
return commands
def create_acc_hud_control(packer, bus, acc_hud_status, set_speed, lead_distance):
values = {
"ACA_StaACC": acc_hud_status,
"ACA_Zeitluecke": 2,
"ACA_V_Wunsch": set_speed,
"ACA_gemZeitl": lead_distance,
"ACA_PrioDisp": 3,
# TODO: restore dynamic pop-to-foreground/highlight behavior with ACA_PrioDisp and ACA_AnzDisplay
# TODO: ACA_kmh_mph handling probably needed to resolve rounding errors in displayed setpoint
}
return packer.make_can_msg("ACC_GRA_Anzeige", bus, values)