Files
dragonpilot/selfdrive/controls/lib/accel_controller.py
dragonpilot 5481370db3 version: dragonpilot development version for C3/C3X
date: 2024-03-12T10:58:15
commit: 1a6b7fc5410ebb87478d8bc0fc204d632e80e8c7
2024-03-12 10:58:30 -07:00

78 lines
3.3 KiB
Python

#!/usr/bin/env python3
# The MIT License
#
# Copyright (c) 2019-, Rick Lan, dragonpilot community, and a number of other of contributors.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
from openpilot.common.numpy_fast import interp
DP_ACCEL_STOCK = 0
DP_ACCEL_ECO = 1
DP_ACCEL_NORMAL = 2
DP_ACCEL_SPORT = 3
# accel profile by @arne182 modified by cgw
_DP_CRUISE_MIN_V = [-0.02700, -.0001, -.001, -.16, -0.65]
_DP_CRUISE_MIN_V_ECO = [-0.02700, -.0001, -.001, -.14, -0.60]
_DP_CRUISE_MIN_V_SPORT = [-0.02700, -.0001, -.001, -.28, -0.70]
_DP_CRUISE_MIN_BP = [0., .003, 1.0, 2.0, 33.]
#_DP_CRUISE_MIN_V = [-0.0279, -.000002, -.000004, -.0002, -0.07, -0.34, -0.70, -0.75]
#_DP_CRUISE_MIN_V_ECO = [-0.0278, -.000001, -.000003, -.0001, -0.06, -0.32, -0.65, -0.70]
#_DP_CRUISE_MIN_V_SPORT = [-0.0280, -.000003, -.000005, -.0003, -0.08, -0.36, -0.75, -0.80]
#_DP_CRUISE_MIN_BP = [0., .01, .1, 1., 5.5, 8.3, 28., 42.]
_DP_CRUISE_MAX_V = [3.5, 3.5, 3.4, 2.3, 1.9, 1.12, .863, .64, .42, .33, .12]
_DP_CRUISE_MAX_V_ECO = [3.5, 3.5, 3.3, 1.9, 1.5, 0.977, .767, .554, .344, .29, .09]
_DP_CRUISE_MAX_V_SPORT = [3.5, 3.5, 3.5, 3.4, 2.8, 1.25, 1.0, .75, .6, .38, .2]
_DP_CRUISE_MAX_BP = [0., 1., 3, 6., 8., 11., 15., 20., 25., 30., 55.]
class AccelController:
def __init__(self):
# self._params = Params()
self._profile = DP_ACCEL_STOCK
def set_profile(self, profile):
try:
self._profile = int(profile) if int(profile) in [DP_ACCEL_STOCK, DP_ACCEL_ECO, DP_ACCEL_NORMAL, DP_ACCEL_SPORT] else DP_ACCEL_STOCK
except:
self._profile = DP_ACCEL_STOCK
def _dp_calc_cruise_accel_limits(self, v_ego):
if self._profile == DP_ACCEL_ECO:
min_v = _DP_CRUISE_MIN_V_ECO
max_v = _DP_CRUISE_MAX_V_ECO
elif self._profile == DP_ACCEL_SPORT:
min_v = _DP_CRUISE_MIN_V_SPORT
max_v = _DP_CRUISE_MAX_V_SPORT
else:
min_v = _DP_CRUISE_MIN_V
max_v = _DP_CRUISE_MAX_V
a_cruise_min = interp(v_ego, _DP_CRUISE_MIN_BP, min_v)
a_cruise_max = interp(v_ego, _DP_CRUISE_MAX_BP, max_v)
return a_cruise_min, a_cruise_max
def get_accel_limits(self, v_ego, accel_limits):
return accel_limits if self._profile == DP_ACCEL_STOCK else self._dp_calc_cruise_accel_limits(v_ego)
def is_enabled(self):
return self._profile != DP_ACCEL_STOCK