The SLD needs to have a value-less parameter with the same name as the
process parameter that accepts the input dataset. AFAIK there is no
restriction on what that name needs to be.
Great that you're making use of RTs. It would be interesting to see some
details or screenshots of what you're doing.
Martin
On Wed, Sep 26, 2012 at 3:22 AM, Tom Kunicki <tkuni...@usgs.gov> wrote:
>
> Went over the docs at
> http://docs.geoserver.org/stable/en/user/styling/sld-extensions/rendering-transform.html
>
> As stated:
> "Most rendering transformations take as input a dataset to be transformed.
> This is supplied via a special named parameter which does not have a value
> specified. The name of the parameter is determined by the particular
> transformation being used. When the transformation is executed, the input
> dataset is passed to it via this parameter."
>
> I was under impression that the reference to a "special named parameter
> which does not have a value specified" would mean simply a parameter w/o a
> value. It appears that the parameter must be named "data" (this is with
> GeoServer 2.2).
>
> This rendering transformation feature allows from some pretty amazing
> things. Thanks to those that requested and implemented this feature...
>
> --
Martin Davis
OpenGeo - http://opengeo.org
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