Files
sunnypilot/selfdrive/controls/lib/latcontrol_angle.py
Shane Smiskol beeb0442ce base LatControl class (#21967)
* base LatControl class, move sat check out of pid.py

clean up

clean up

* fix

* global variable for min control speed

* nicer name

* unify latcontrol class init arguments

* add to release files

* saturated if close to limit

* move angle mode saturation checks into class

* check_saturation function takes in current saturated status

undo

* apply latcontrol_angle's active checking to all controllers

* clean up

* move those back

* make abstract baseclass

* add test for saturation

* keep clip

* update ref

* fix static analysis

Co-authored-by: Willem Melching <willem.melching@gmail.com>
old-commit-hash: 9de8f8cd8c
2022-01-26 17:10:41 +01:00

26 lines
1.0 KiB
Python

import math
from cereal import log
from selfdrive.controls.lib.latcontrol import LatControl, MIN_STEER_SPEED
STEER_ANGLE_SATURATION_THRESHOLD = 2.5 # Degrees
class LatControlAngle(LatControl):
def update(self, active, CS, CP, VM, params, last_actuators, desired_curvature, desired_curvature_rate):
angle_log = log.ControlsState.LateralAngleState.new_message()
if CS.vEgo < MIN_STEER_SPEED or not active:
angle_log.active = False
angle_steers_des = float(CS.steeringAngleDeg)
else:
angle_log.active = True
angle_steers_des = math.degrees(VM.get_steer_from_curvature(-desired_curvature, CS.vEgo, params.roll))
angle_steers_des += params.angleOffsetDeg
angle_control_saturated = abs(angle_steers_des - CS.steeringAngleDeg) > STEER_ANGLE_SATURATION_THRESHOLD
angle_log.saturated = self._check_saturation(angle_control_saturated, CS)
angle_log.steeringAngleDeg = float(CS.steeringAngleDeg)
angle_log.steeringAngleDesiredDeg = angle_steers_des
return 0, float(angle_steers_des), angle_log