[ros-users] how many points in 3D cloud?

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Author: ros-users@code.ros.org
Date:  
To: ros-users
Old-Topics: [ros-users] Problems with viewing a USB camera feed in RVIZ
Subject: [ros-users] how many points in 3D cloud?
Hi,

following a tutorial on laser_pipeline:
http://www.ros.org/wiki/laser_pipeline/Tutorials/IntroductionToWorkingWithLaserScannerData

how do I know how many points are in the resulting 3D point cloud?

Thanks,

Michal


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