IIRC there was but it was removed. Just make the transform to the laser pose inverted, which I think is the preferred way to do it. 

Steve Martin


On 14/11/2010, at 6:06 PM, Prasad Dixit wrote:

> 
> Hi,
> Is there any provision of setting values inverted coming from laser through
> parameter?
> I am using an AMCL node, Hokuyo node, Mapping node with static map.
> i want to set laser up-side down with the inverted values before providing
> it for further work.
> - Prasad
> -- 
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