On Wed, Jun 10, 2015 at 7:41 PM, Martin Davis <[email protected]> wrote:
> We're looking for ways to improve performance of Identify operations in a > web map client (using OpenLayers). We are seeing poor performance due to > the network latency of retrieving large GetFeatureInfo reponses. Is there > any way to reduce the size of geometries returned in GetFeatureInfo > responses? > > In order of decreasing preference, things that might work for us include: > > 1. simplify the geometry > 2. provide only the bounding box rather than full geometry > 3. eliminate the geometry entirely > > Does the WMS vendor parameter propertyName [1] allow removing the geometry > from the response? In any case this isn't ideal for us, because we'd > prefer to not have to specify the required properties explicitly. > > Yeah, you can get whatever property you want, but you have to list explicitly the ones you require > The #2 option of returning only BBOX would be ideal - is that possible? > Not without changing the code, I guess you could roll a new vendor option, e.g., &geometry=none|bbox|standard Simplifying would require yet another param to specify how much to simplify it. Cheers Andrea -- == GeoServer Professional Services from the experts! Visit http://goo.gl/it488V for more information. == Ing. Andrea Aime @geowolf Technical Lead GeoSolutions S.A.S. Via Poggio alle Viti 1187 55054 Massarosa (LU) Italy phone: +39 0584 962313 fax: +39 0584 1660272 mob: +39 339 8844549 http://www.geo-solutions.it http://twitter.com/geosolutions_it *AVVERTENZE AI SENSI DEL D.Lgs. 196/2003* Le informazioni contenute in questo messaggio di posta elettronica e/o nel/i file/s allegato/i sono da considerarsi strettamente riservate. Il loro utilizzo è consentito esclusivamente al destinatario del messaggio, per le finalità indicate nel messaggio stesso. Qualora riceviate questo messaggio senza esserne il destinatario, Vi preghiamo cortesemente di darcene notizia via e-mail e di procedere alla distruzione del messaggio stesso, cancellandolo dal Vostro sistema. Conservare il messaggio stesso, divulgarlo anche in parte, distribuirlo ad altri soggetti, copiarlo, od utilizzarlo per finalità diverse, costituisce comportamento contrario ai principi dettati dal D.Lgs. 196/2003. The information in this message and/or attachments, is intended solely for the attention and use of the named addressee(s) and may be confidential or proprietary in nature or covered by the provisions of privacy act (Legislative Decree June, 30 2003, no.196 - Italy's New Data Protection Code).Any use not in accord with its purpose, any disclosure, reproduction, copying, distribution, or either dissemination, either whole or partial, is strictly forbidden except previous formal approval of the named addressee(s). If you are not the intended recipient, please contact immediately the sender by telephone, fax or e-mail and delete the information in this message that has been received in error. The sender does not give any warranty or accept liability as the content, accuracy or completeness of sent messages and accepts no responsibility for changes made after they were sent or for other risks which arise as a result of e-mail transmission, viruses, etc. -------------------------------------------------------
------------------------------------------------------------------------------
_______________________________________________ Geoserver-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/geoserver-users
