ai-robot-zhangxiao

运行小乌龟程序并且画圈画圆

• 1 chorome download vscode https://code.visualstudio.com/ and install
  浏览器下载 vscode 并且安装
  
• 2 download WSL and run ubuntu
  下载WSL 并且运行上节课的乌班图
  
• 3 open ubuntu root and create own dictory my is /robot
  打开乌班图根目录 创建自己的目录 /robot
  
• 4 create ssh secret and clone git repository
  创建ssh 密钥并且克隆远程仓库到虚拟机
  https://zhuanlan.zhihu.com/p/688103044
  
• 5 learn ros order
  学习 ros 命令
  

• 6 example 举例
  ORDER1: ros2 run turtlesim turtlesim_node
  //run turtle 运行小乌龟
  open anther window 打开另外一个窗口
  

  ORDER2: ros2 topic pub /turtle1/cmd_vel geometry_msgs/msg/Twist “{linear: {x: 1.0, y: 0.0, z: 0.0}, angular: {x: 0.0, y: 0.0, z: 0.0}}”
  //小乌龟画圈 见效果图
  
  //run turtle as line see in picture 让小乌龟按线性前进 效果见截图
  ORDER3: ros2 topic echo /turtle1/pose
  //listen turtle postion see in picture
  监听小乌龟坐标 效果见截图