针对你遇到的错误“error: cannot launch node of type [joy/joy_node]: joy”,这里有一些可能的解决步骤和排查方法: 检查joy_node是否已正确安装: 确保你已经安装了包含joy_node的包。在ROS中,这通常是一个名为joy的包。你可以通过以下命令来安装: bash sudo apt-get install ros-<distro>-joy ...
Sure. This was 3 years ago, I do not even work with ROS anymore hehe JWhitleyWork closed this as completed on Dec 18, 2019 Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment Assignees No one assigned Labels enhancement Projects None ...
ros2 run turtlesim turtlesim_node 1. 之后,再运行: ros2 interface show turtlesim/action/RotateAbsolute.action 1. 可以看到终端显示如下: 这个就是action的结构案例。 action的结构用“—” 分成了三段,第一段描述客户端发送的请求目标(Goal),第二段描述action执行完成的反馈结果(Result),第三段描述的是action...
ros2 launch teleop_twist_joy teleop-launch.py joy_config:='xbox' Note:this launch file also launches thejoynode so do not run it separately. Arguments joy_config (string, default: 'ps3') Config file to use joy_dev (string, default: '0') ...
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node.destroy_node()# 销毁节点对象rclpy.shutdown()# 关闭ROS2 Python接口 defmain(args=None): # ROS2节点主入口main函数rclpy.init(args=args)# ROS2 Python接口初始化node= TeleopSimNode("node_originbot_teleop") # 创建ROS2节点对象并进行初始化as...
在学习《ROS2入门21讲》,掌握ROS2的系统架构及话题、通信接口、服务、动作等核心概念之后,小试牛刀。 编写Python代码实现 originbot_teleop_node 节点,实现如下功能: @说明: 通过手柄控制 OriginBot 小车, 增加按键控制功能; 按下'Y' 键: 请求 /originbot_led svr, LED闪烁3s; ...
What is the purpose of the Node.js stream.Readable API? What is the purpose of the static function Observable.fromGenerator? How does the generator produce events over time? What is the purpose of the ReactiveExtensions object mixin?An
What is the purpose of the Node.js stream.Readable API? What is the purpose of the static function Observable.fromGenerator? How does the generator produce events over time? What is the purpose of the ReactiveExtensions object mixin?An
开发者ID:avetics,项目名称:ros_testing,代码行数:21,代码来源:joytest.py 示例11: main ▲点赞 1▼ defmain():rospy.sleep(1) rospy.init_node('trackpoint_joy') trackpoint_joy_pub = rospy.Publisher('/trackpoint/joy',Joy) tp_file = open("/dev/input/mice","rb")whilenotrospy.is_shutdown...