Re: [ros-users] transformPointCloud

On Tue, Apr 5, 2011 at 5:05 PM, Dejan Pangercic
<dejan.pangercic@gmail.com> wrote:
> Hi Sabrina,
>
>> you should instantiate the TransformListener outside the callback:
>>
>> tf::TransformListener *tf_listener;
> this is very interesting. But do you know why would it be necessary to
> have it outside the callback? Is there a documentation about this?

I believe the destructor for the listener will shut down the connection.

Many ROS interfaces use the RAII approach.
--
 joq