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Convert LiDAR scans to Point Cloud
Kawin Nikomborirak edited this page May 8, 2018
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In order to view large amounts of laser data in context, it is necessary to concatenate the scans into a point cloud. ROS has tools to do this.
roscore
rviz
roslaunch gravl laser_to_pc.launch
rosbag play 180424test1.bag --clock
- TheConstructSim ROS Q&A page (link)
- laser_assembler ROS package (link)
- ROS Answers rosbag play (link)
- Python PointCloud2 library (link)
- PCL (seems like opencv but for point clouds) link
- PCL with ros link
- Running roslaunch file
roslaunch gravl localization.launch
returns error:
ERROR: cannot launch node of type [gravl/const_vel_tf.py]: can't locate node [const_vel_tf.py] in package [gravl]
Answer: (link)