openpilot1/tools/sim/lib/keyboard_ctrl.py

104 lines
2.6 KiB
Python

import sys
import termios
import time
from multiprocessing import Queue
from termios import (BRKINT, CS8, CSIZE, ECHO, ICANON, ICRNL, IEXTEN, INPCK,
ISTRIP, IXON, PARENB, VMIN, VTIME)
from typing import NoReturn
from openpilot.tools.sim.bridge.common import QueueMessage, control_cmd_gen
# Indexes for termios list.
IFLAG = 0
OFLAG = 1
CFLAG = 2
LFLAG = 3
ISPEED = 4
OSPEED = 5
CC = 6
KEYBOARD_HELP = """
| key | functionality |
|------|-----------------------|
| 1 | Cruise Resume / Accel |
| 2 | Cruise Set / Decel |
| 3 | Cruise Cancel |
| r | Reset Simulation |
| i | Toggle Ignition |
| q | Exit all |
| wasd | Control manually |
"""
def getch() -> str:
STDIN_FD = sys.stdin.fileno()
old_settings = termios.tcgetattr(STDIN_FD)
try:
# set
mode = old_settings.copy()
mode[IFLAG] &= ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON)
#mode[OFLAG] &= ~(OPOST)
mode[CFLAG] &= ~(CSIZE | PARENB)
mode[CFLAG] |= CS8
mode[LFLAG] &= ~(ECHO | ICANON | IEXTEN)
mode[CC][VMIN] = 1
mode[CC][VTIME] = 0
termios.tcsetattr(STDIN_FD, termios.TCSAFLUSH, mode)
ch = sys.stdin.read(1)
finally:
termios.tcsetattr(STDIN_FD, termios.TCSADRAIN, old_settings)
return ch
def print_keyboard_help():
print(f"Keyboard Commands:\n{KEYBOARD_HELP}")
def keyboard_poll_thread(q: 'Queue[QueueMessage]'):
print_keyboard_help()
while True:
c = getch()
if c == '1':
q.put(control_cmd_gen("cruise_up"))
elif c == '2':
q.put(control_cmd_gen("cruise_down"))
elif c == '3':
q.put(control_cmd_gen("cruise_cancel"))
elif c == 'w':
q.put(control_cmd_gen(f"throttle_{1.0}"))
elif c == 'a':
q.put(control_cmd_gen(f"steer_{-0.15}"))
elif c == 's':
q.put(control_cmd_gen(f"brake_{1.0}"))
elif c == 'd':
q.put(control_cmd_gen(f"steer_{0.15}"))
elif c == 'z':
q.put(control_cmd_gen("blinker_left"))
elif c == 'x':
q.put(control_cmd_gen("blinker_right"))
elif c == 'i':
q.put(control_cmd_gen("ignition"))
elif c == 'r':
q.put(control_cmd_gen("reset"))
elif c == 'q':
q.put(control_cmd_gen("quit"))
break
else:
print_keyboard_help()
def test(q: 'Queue[str]') -> NoReturn:
while True:
print([q.get_nowait() for _ in range(q.qsize())] or None)
time.sleep(0.25)
if __name__ == '__main__':
from multiprocessing import Process, Queue
q: 'Queue[QueueMessage]' = Queue()
p = Process(target=test, args=(q,))
p.daemon = True
p.start()
keyboard_poll_thread(q)