Files
dragonpilot/selfdrive/controls/lib/latcontrol.py
Dragonpilot Team 811fd5086f dragonpilot v2023.02.08 for EON/C2
version: dragonpilot v2023.02.08 release for EON/C2
date: 2023-02-08T05:01:31
dp-dev(priv2) beta2 commit: f770882b7f
2023-02-08 05:04:53 +00:00

33 lines
982 B
Python

from abc import abstractmethod, ABC
from common.numpy_fast import clip
from common.realtime import DT_CTRL
MIN_STEER_SPEED = 0.3
class LatControl(ABC):
def __init__(self, CP, CI):
self.sat_count_rate = 1.0 * DT_CTRL
self.sat_limit = CP.steerLimitTimer
self.sat_count = 0.
self.sat_check_min_speed = 10.
# we define the steer torque scale as [-1.0...1.0]
self.steer_max = 1.0
@abstractmethod
def update(self, active, CS, VM, params, last_actuators, steer_limited, desired_curvature, desired_curvature_rate, llk):
pass
def reset(self):
self.sat_count = 0.
def _check_saturation(self, saturated, CS, steer_limited):
if saturated and CS.vEgo > self.sat_check_min_speed and not steer_limited and not CS.steeringPressed:
self.sat_count += self.sat_count_rate
else:
self.sat_count -= self.sat_count_rate
self.sat_count = clip(self.sat_count, 0.0, self.sat_limit)
return self.sat_count > (self.sat_limit - 1e-3)