Calibrationd: Calibrate wide from device (#26204)

* Use calibrator to stabilize wide transform

* Need array

* Needs init

* Needs to be arr

* publish mshg

* Check size

* Update ref

* fix calibration param read when no wide calib

* need self!
pull/26234/head
HaraldSchafer 3 years ago committed by GitHub
parent 506a150e73
commit 15595fc859
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GPG Key ID: 4AEE18F83AFDEB23
  1. 34
      selfdrive/locationd/calibrationd.py
  2. 2
      selfdrive/test/process_replay/ref_commit

@ -31,6 +31,7 @@ INPUTS_NEEDED = 5 # Minimum blocks needed for valid calibration
INPUTS_WANTED = 50 # We want a little bit more than we need for stability
MAX_ALLOWED_SPREAD = np.radians(2)
RPY_INIT = np.array([0.0,0.0,0.0])
WIDE_FROM_DEVICE_EULER_INIT = np.array([0.0, 0.0, 0.0])
# These values are needed to accommodate biggest modelframe
PITCH_LIMITS = np.array([-0.09074112085129739, 0.14907572052989657])
@ -67,6 +68,7 @@ class Calibrator:
calibration_params = params.get("CalibrationParams")
self.wide_camera = params.get_bool('WideCameraOnly')
rpy_init = RPY_INIT
wide_from_device_euler = WIDE_FROM_DEVICE_EULER_INIT
valid_blocks = 0
if param_put and calibration_params:
@ -74,24 +76,34 @@ class Calibrator:
msg = log.Event.from_bytes(calibration_params)
rpy_init = np.array(msg.liveCalibration.rpyCalib)
valid_blocks = msg.liveCalibration.validBlocks
wide_from_device_euler = np.array(msg.liveCalibration.wideFromDeviceEuler)
except Exception:
cloudlog.exception("Error reading cached CalibrationParams")
self.reset(rpy_init, valid_blocks)
self.reset(rpy_init, valid_blocks, wide_from_device_euler)
self.update_status()
def reset(self, rpy_init: np.ndarray = RPY_INIT, valid_blocks: int = 0, smooth_from: Optional[np.ndarray] = None) -> None:
def reset(self, rpy_init: np.ndarray = RPY_INIT,
valid_blocks: int = 0,
wide_from_device_euler_init: np.ndarray = WIDE_FROM_DEVICE_EULER_INIT,
smooth_from: Optional[np.ndarray] = None) -> None:
if not np.isfinite(rpy_init).all():
self.rpy = RPY_INIT.copy()
else:
self.rpy = rpy_init.copy()
if not np.isfinite(wide_from_device_euler_init).all() or len(wide_from_device_euler_init) != 3:
self.wide_from_device_euler = WIDE_FROM_DEVICE_EULER_INIT.copy()
else:
self.wide_from_device_euler = wide_from_device_euler_init.copy()
if not np.isfinite(valid_blocks) or valid_blocks < 0:
self.valid_blocks = 0
else:
self.valid_blocks = valid_blocks
self.rpys = np.tile(self.rpy, (INPUTS_WANTED, 1))
self.wide_from_device_eulers = np.tile(self.wide_from_device_euler, (INPUTS_WANTED, 1))
self.idx = 0
self.block_idx = 0
@ -113,6 +125,7 @@ class Calibrator:
def update_status(self) -> None:
valid_idxs = self.get_valid_idxs()
if valid_idxs:
self.wide_from_device_euler = np.mean(self.wide_from_device_eulers[valid_idxs], axis=0)
rpys = self.rpys[valid_idxs]
self.rpy = np.mean(rpys, axis=0)
max_rpy_calib = np.array(np.max(rpys, axis=0))
@ -146,7 +159,10 @@ class Calibrator:
else:
return self.rpy
def handle_cam_odom(self, trans: List[float], rot: List[float], trans_std: List[float]) -> Optional[np.ndarray]:
def handle_cam_odom(self, trans: List[float],
rot: List[float],
wide_from_device_euler: List[float],
trans_std: List[float]) -> Optional[np.ndarray]:
self.old_rpy_weight = min(0.0, self.old_rpy_weight - 1/SMOOTH_CYCLES)
straight_and_fast = ((self.v_ego > MIN_SPEED_FILTER) and (trans[0] > MIN_SPEED_FILTER) and (abs(rot[2]) < MAX_YAW_RATE_FILTER))
@ -165,7 +181,15 @@ class Calibrator:
new_rpy = euler_from_rot(rot_from_euler(self.get_smooth_rpy()).dot(rot_from_euler(observed_rpy)))
new_rpy = sanity_clip(new_rpy)
self.rpys[self.block_idx] = (self.idx*self.rpys[self.block_idx] + (BLOCK_SIZE - self.idx) * new_rpy) / float(BLOCK_SIZE)
if len(wide_from_device_euler) == 3:
new_wide_from_device_euler = np.array(wide_from_device_euler)
else:
new_wide_from_device_euler = WIDE_FROM_DEVICE_EULER_INIT
self.rpys[self.block_idx] = (self.idx*self.rpys[self.block_idx] +
(BLOCK_SIZE - self.idx) * new_rpy) / float(BLOCK_SIZE)
self.wide_from_device_eulers[self.block_idx] = (self.idx*self.wide_from_device_eulers[self.block_idx] +
(BLOCK_SIZE - self.idx) * new_wide_from_device_euler) / float(BLOCK_SIZE)
self.idx = (self.idx + 1) % BLOCK_SIZE
if self.idx == 0:
self.block_idx += 1
@ -187,6 +211,7 @@ class Calibrator:
liveCalibration.calPerc = min(100 * (self.valid_blocks * BLOCK_SIZE + self.idx) // (INPUTS_NEEDED * BLOCK_SIZE), 100)
liveCalibration.rpyCalib = smooth_rpy.tolist()
liveCalibration.rpyCalibSpread = self.calib_spread.tolist()
liveCalibration.wideFromDeviceEuler = self.wide_from_device_euler.tolist()
if self.not_car:
liveCalibration.validBlocks = INPUTS_NEEDED
@ -223,6 +248,7 @@ def calibrationd_thread(sm: Optional[messaging.SubMaster] = None, pm: Optional[m
calibrator.handle_v_ego(sm['carState'].vEgo)
new_rpy = calibrator.handle_cam_odom(sm['cameraOdometry'].trans,
sm['cameraOdometry'].rot,
sm['cameraOdometry'].wideFromDeviceEuler,
sm['cameraOdometry'].transStd)
if DEBUG and new_rpy is not None:

@ -1 +1 @@
f5a352666728344ca5065bb44c47c1f5650b4243
a5c77655fba5563e8128fb655f69b1bbd02198aa

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