Ensure that the lidar is properly installed, and launch the gmapping launch file after ssh login the host.
roslaunch gmapping slam_gmapping_xiaoqiang_rplidar_a2.launch
Open rviz in the local virtual machine, select the
slam_gmapping/gmapping/launch/rplidar_a2_test.rviz configuration file and open it in Xiaoqiang ROS directory.
Note: Some systems can't do this. You can copy that file directly to your local computer and open it locally.
Wait a few seconds, normal results similar to the following figure will appear.
The first way: use the windows remote control client, refer to this post
The second way:using the ssh remote control
rosrun nav_test control.py
The third way: use mobile app, refer to this post Xiaoqiang mobile remote control app for Android
ssh login Xiaoqiang, in the Xiaoqiang home directory save the map as the beginning of work0 file.
rosrun map_server map_saver -f work0