Do you have a node publishing the cloud point?

To run rviz, you just need to run:
> rosrun rviz rviz

You should have a look at: http://www.ros.org/wiki/rviz/UserGuide

Cheers,

Ugo

On 20/10/10 12:45, shahmi wrote:
> Hi all,
>
> I would like know, do we need to write a node in order to run RVIZ
> package. I actually want to visualize data  from laser scanner via
> RVIZ. Is it possible to run it even without any node written.
>
> Thanks in advance.
>
> Regards,
> Shahmi
>
>
>
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> ros-users@code.ros.org
> https://code.ros.org/mailman/listinfo/ros-users

-- 
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