common/constants.py

import numpy as np

# conversions
class CV:
  # Speed
  MPH_TO_KPH = 1.609344
  KPH_TO_MPH = 1. / MPH_TO_KPH
  MS_TO_KPH = 3.6
  KPH_TO_MS = 1. / MS_TO_KPH
  MS_TO_MPH = MS_TO_KPH * KPH_TO_MPH
  MPH_TO_MS = MPH_TO_KPH * KPH_TO_MS
  MS_TO_KNOTS = 1.9438
  KNOTS_TO_MS = 1. / MS_TO_KNOTS

  # Angle
  DEG_TO_RAD = np.pi / 180.
  RAD_TO_DEG = 1. / DEG_TO_RAD

  # Mass
  LB_TO_KG = 0.453592


ACCELERATION_DUE_TO_GRAVITY = 9.81  # m/s^2
break up selfdrive.config (#23959) * break up selfdrive.config * add to release files * fix import order old-commit-hash: 5c3f3e44bc7b25c9ce502419bcd0261c12ec2b0d 2022-03-13 21:42:39 -07:00			`import numpy as np`

refactor: cleanup gravity constant handling (#35866) * refactor: move lateral methods from init to lateral.py (#2594) * Extracting lateral methods to lateral.py * cleaning * more cleaning * more cleaning * Making sure it remains where it should * Leave rate_limit where it belongs * Moving things to `car/controls/` * Moving rate limit to get a taste of the changes * clean * copy verbatim * clean up * more * now we can format --------- Co-authored-by: Shane Smiskol <shane@smiskol.com> * No need to change order of import * refactor: consolidate ACCELERATION_DUE_TO_GRAVITY import path * bump opendbc * update refs * don't import from opendbc --------- Co-authored-by: Shane Smiskol <shane@smiskol.com> Co-authored-by: Adeeb Shihadeh <adeebshihadeh@gmail.com> 2025-08-02 20:20:18 +02:00			`# conversions`
			`class CV:`
break up selfdrive.config (#23959) * break up selfdrive.config * add to release files * fix import order old-commit-hash: 5c3f3e44bc7b25c9ce502419bcd0261c12ec2b0d 2022-03-13 21:42:39 -07:00			`# Speed`
			`MPH_TO_KPH = 1.609344`
			`KPH_TO_MPH = 1. / MPH_TO_KPH`
			`MS_TO_KPH = 3.6`
			`KPH_TO_MS = 1. / MS_TO_KPH`
			`MS_TO_MPH = MS_TO_KPH * KPH_TO_MPH`
			`MPH_TO_MS = MPH_TO_KPH * KPH_TO_MS`
			`MS_TO_KNOTS = 1.9438`
			`KNOTS_TO_MS = 1. / MS_TO_KNOTS`

			`# Angle`
			`DEG_TO_RAD = np.pi / 180.`
			`RAD_TO_DEG = 1. / DEG_TO_RAD`

			`# Mass`
			`LB_TO_KG = 0.453592`
refactor: cleanup gravity constant handling (#35866) * refactor: move lateral methods from init to lateral.py (#2594) * Extracting lateral methods to lateral.py * cleaning * more cleaning * more cleaning * Making sure it remains where it should * Leave rate_limit where it belongs * Moving things to `car/controls/` * Moving rate limit to get a taste of the changes * clean * copy verbatim * clean up * more * now we can format --------- Co-authored-by: Shane Smiskol <shane@smiskol.com> * No need to change order of import * refactor: consolidate ACCELERATION_DUE_TO_GRAVITY import path * bump opendbc * update refs * don't import from opendbc --------- Co-authored-by: Shane Smiskol <shane@smiskol.com> Co-authored-by: Adeeb Shihadeh <adeebshihadeh@gmail.com> 2025-08-02 20:20:18 +02:00

			`ACCELERATION_DUE_TO_GRAVITY = 9.81 # m/s^2`