mirror of
https://github.com/firestar5683/StarPilot.git
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whoisdomi
89 lines
3.5 KiB
Python
89 lines
3.5 KiB
Python
import numpy as np
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from cereal import car
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from types import SimpleNamespace
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from opendbc.car.hyundai.values import CAR as HYUNDAI_CAR
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from openpilot.selfdrive.locationd.torqued import (TorqueEstimator, LAT_ACC_THRESHOLD, FACTOR_SANITY,
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IONIQ_6_LAT_ACC_THRESHOLD, IONIQ_6_FACTOR_SANITY)
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def _torque_cp(fingerprint, lat_accel_factor=3.0, friction=0.09):
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CP = car.CarParams.new_message()
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CP.carFingerprint = fingerprint
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CP.brand = "hyundai"
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CP.lateralTuning.init("torque")
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CP.lateralTuning.torque.latAccelFactor = lat_accel_factor
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CP.lateralTuning.torque.friction = friction
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return CP
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def _fill_line(est, slope, seed=0):
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rng = np.random.default_rng(seed)
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for (low, high), min_pts in zip(est.filtered_points.buckets.keys(),
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est.filtered_points.buckets_min_points.values(), strict=True):
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for _ in range(int(min_pts)):
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x = rng.uniform(low, high)
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est.filtered_points.add_point(x, slope * x + rng.normal(0.0, 0.02))
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# a single bucket caps at POINTS_PER_BUCKET, below min_points_total
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keys = list(est.filtered_points.buckets)
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i = 0
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while len(est.filtered_points) < est.min_points_total:
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x = rng.uniform(*keys[i % len(keys)])
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est.filtered_points.add_point(x, slope * x + rng.normal(0.0, 0.02))
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i += 1
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def _clipped_factor(fingerprint, slope):
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est = TorqueEstimator(_torque_cp(fingerprint))
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est.starpilot_toggles = SimpleNamespace(use_custom_latAccelFactor=False, use_custom_friction=False)
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_fill_line(est, slope)
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captured = {}
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est.update_params = lambda params: captured.update(params)
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msg = est.get_msg()
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assert msg.liveTorqueParameters.liveValid
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return msg.liveTorqueParameters.latAccelFactorRaw, captured["latAccelFactor"]
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def test_ioniq_6_learner_limits():
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est = TorqueEstimator(_torque_cp(HYUNDAI_CAR.HYUNDAI_IONIQ_6))
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assert est.lat_acc_threshold == IONIQ_6_LAT_ACC_THRESHOLD
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assert np.isclose(est.min_lataccel_factor, 3.0 * (1 - IONIQ_6_FACTOR_SANITY))
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assert np.isclose(est.max_lataccel_factor, 3.0 * (1 + IONIQ_6_FACTOR_SANITY))
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other = TorqueEstimator(_torque_cp(HYUNDAI_CAR.HYUNDAI_IONIQ_5))
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assert other.lat_acc_threshold == LAT_ACC_THRESHOLD
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assert np.isclose(other.max_lataccel_factor, 3.0 * (1 + FACTOR_SANITY))
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def test_ioniq_6_post_tire_slope_is_not_clamped():
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raw, used = _clipped_factor(HYUNDAI_CAR.HYUNDAI_IONIQ_6, 4.4)
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assert abs(raw - 4.4) < 0.1
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assert abs(used - 4.4) < 0.1
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_, used_other = _clipped_factor(HYUNDAI_CAR.HYUNDAI_IONIQ_5, 4.4)
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assert np.isclose(used_other, 3.0 * (1 + FACTOR_SANITY))
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def test_cal_percent():
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est = TorqueEstimator(car.CarParams())
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est.starpilot_toggles = SimpleNamespace(use_custom_latAccelFactor=False, use_custom_friction=False)
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msg = est.get_msg()
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assert msg.liveTorqueParameters.calPerc == 0
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for (low, high), min_pts in zip(est.filtered_points.buckets.keys(),
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est.filtered_points.buckets_min_points.values(), strict=True):
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for _ in range(int(min_pts)):
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est.filtered_points.add_point((low + high) / 2.0, 0.0)
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# enough bucket points, but not enough total points
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msg = est.get_msg()
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assert msg.liveTorqueParameters.calPerc == (len(est.filtered_points) / est.min_points_total * 100 + 100) / 2
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# add enough points to bucket with most capacity
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key = list(est.filtered_points.buckets)[0]
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for _ in range(est.min_points_total - len(est.filtered_points)):
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est.filtered_points.add_point((key[0] + key[1]) / 2.0, 0.0)
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msg = est.get_msg()
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assert msg.liveTorqueParameters.calPerc == 100
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