测试完成实验二、完善描述文档
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README.md
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README.md
@ -68,7 +68,7 @@ dpkg -l | grep ros-noetic-roslaunch
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# 若roslaunch以安装则无需执行下条命令
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sudo apt install ros-noetic-roslaunch
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# 将路径换为文件/文件夹路径,赋予文件/文件夹可执行权限
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chmod -x /路径
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chmod +x /路径
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# 将文件/文件夹可编辑权限赋予某用户
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sudo chown -R 用户名:用户名 /路径
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```
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@ -91,27 +91,27 @@ rosrun turtlesim turtle_teleop_key
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```c
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catkin_make
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```
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启动roscore(终端A)
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```c
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roscore
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```
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添加环境变量(所有新终端窗口要执行下列命令)
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```c
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source /home/zmn/Gitea/ROS_Learn/devel/setup.bash
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```
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启动发送端(终端B)
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启动roscore(终端A)
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```c
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rosrun position_demo publisher_node.py
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roscore
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```
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启动订阅端(终端C)
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启动订阅端(终端B)
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```c
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rosrun position_demo subscriber_node.py
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rosrun Topic_Newsletter Subscriber_TN.py
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```
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启动发送端(终端C)
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```c
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rosrun Topic_Newsletter Publisher_TN.py
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```
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启动RViz(终端D)
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```c
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rviz
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```
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注:将RViz左侧 Global Options 面板中 Fixed Frame 改为程序中的 world 。
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将RViz左侧 Global Options 面板中 Fixed Frame 设为 map (默认无需修改)。
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在 Displays 面板中,点击 Add,添加 Marker 类型。
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## 实验三
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