本文整理汇总了Python中cfclient.utils.input.JoystickReader.set_alt_hold_available方法的典型用法代码示例。如果您正苦于以下问题：Python JoystickReader.set_alt_hold_available方法的具体用法？Python JoystickReader.set_alt_hold_available怎么用？Python JoystickReader.set_alt_hold_available使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类cfclient.utils.input.JoystickReader的用法示例。
在下文中一共展示了JoystickReader.set_alt_hold_available方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: HeadlessClient
# 需要导入模块: from cfclient.utils.input import JoystickReader [as 别名]
# 或者: from cfclient.utils.input.JoystickReader import set_alt_hold_available [as 别名]
class HeadlessClient():
"""Crazyflie headless client"""
def __init__(self):
"""Initialize the headless client and libraries"""
cflib.crtp.init_drivers()
self._jr = JoystickReader(do_device_discovery=False)
self._cf = Crazyflie(ro_cache=sys.path[0] + "/cflib/cache",
rw_cache=sys.path[1] + "/cache")
signal.signal(signal.SIGINT, signal.SIG_DFL)
self._devs = []
for d in self._jr.available_devices():
self._devs.append(d.name)
def setup_controller(self, input_config, input_device=0, xmode=False):
"""Set up the device reader"""
# Set up the joystick reader
self._jr.device_error.add_callback(self._input_dev_error)
print("Client side X-mode: %s" % xmode)
if (xmode):
self._cf.commander.set_client_xmode(xmode)
devs = self._jr.available_devices()
print("Will use [%s] for input" % self._devs[input_device])
self._jr.start_input(self._devs[input_device])
self._jr.set_input_map(self._devs[input_device], input_config)
def controller_connected(self):
""" Return True if a controller is connected"""
return True if (len(self._jr.available_devices()) > 0) else False
def list_controllers(self):
"""List the available controllers and input mapping"""
print("\nAvailable controllers:")
for i, dev in enumerate(self._devs):
print(" - Controller #{}: {}".format(i, dev))
print("\nAvailable input mapping:")
for map in os.listdir(sys.path[1] + '/input'):
print(" - " + map.split(".json")[0])
def connect_crazyflie(self, link_uri):
"""Connect to a Crazyflie on the given link uri"""
self._cf.connection_failed.add_callback(self._connection_failed)
# 2014-11-25 chad: Add a callback for when we have a good connection.
self._cf.connected.add_callback(self._connected)
self._cf.param.add_update_callback(
group="imu_sensors", name="HMC5883L", cb=(
lambda name, found: self._jr.set_alt_hold_available(
eval(found))))
self._jr.althold_updated.add_callback(
lambda enabled: self._cf.param.set_value("flightmode.althold",
enabled))
self._cf.open_link(link_uri)
self._jr.input_updated.add_callback(self._cf.commander.send_setpoint)
def _connected(self, link):
"""Callback for a successful Crazyflie connection."""
print("Connected to {}".format(link))
def _connection_failed(self, link, message):
"""Callback for a failed Crazyflie connection"""
print("Connection failed on {}: {}".format(link, message))
sys.exit(-1)
def _input_dev_error(self, message):
"""Callback for an input device error"""
print("Error when reading device: {}".format(message))
sys.exit(-1)