On Thu, Jun 8, 2023 at 11:04 PM Julien Robitaille <robitail...@ogsl.ca> wrote:
> Hello! > I am trying to figure out if what I want to do is possible. I have a > raster layer of surface current data. Since some of the data overlaps the > land, I want to be able to filter out the pixels that appear on land. I > thought of doing it by adding to our geoserver a vector polygon vector > layer representing the water bodies. > And I would like to be able to intersect my raster layer with that vector > layer. Is this possible to perform, maybe with the cross-layer filtering > <https://docs.geoserver.org/2.22.x/en/user/extensions/querylayer/index.html#wms-examples>plugin? > The thing is that I am not sure if technically it is possible to filter a > raster layer based on a vector. > What you're trying to do is not understood as filtering in GeoServer, but clipping. You can provide a clip geometry inline in the WMS request, using the "clip" vendor parameter: https://docs.geoserver.org/latest/en/user/services/wms/vendor.html#clip Works both against rasters and vectors. The polygon must be simple enough to fit in the URL Regards Andrea == GeoServer Professional Services from the experts! Visit http://bit.ly/gs-services-us for more information. == Ing. Andrea Aime @geowolf Technical Lead GeoSolutions Group phone: +39 0584 962313 fax: +39 0584 1660272 mob: +39 339 8844549 https://www.geosolutionsgroup.com/ http://twitter.com/geosolutions_it ------------------------------------------------------- Con riferimento alla normativa sul trattamento dei dati personali (Reg. UE 2016/679 - Regolamento generale sulla protezione dei dati “GDPR”), si precisa che ogni circostanza inerente alla presente email (il suo contenuto, gli eventuali allegati, etc.) è un dato la cui conoscenza è riservata al/i solo/i destinatario/i indicati dallo scrivente. Se il messaggio Le è giunto per errore, è tenuta/o a cancellarlo, ogni altra operazione è illecita. Le sarei comunque grato se potesse darmene notizia. This email is intended only for the person or entity to which it is addressed and may contain information that is privileged, confidential or otherwise protected from disclosure. We remind that - as provided by European Regulation 2016/679 “GDPR” - copying, dissemination or use of this e-mail or the information herein by anyone other than the intended recipient is prohibited. If you have received this email by mistake, please notify us immediately by telephone or e-mail
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