Hi all,
pull request for the UTFGrid format support is here:
https://github.com/geoserver/geoserver/pull/1357
Cheers
Andrea
On Wed, Nov 4, 2015 at 12:18 PM, Andrea Aime <andrea.a...@geo-solutions.it>
wrote:
> Hi,
> I'm about to start implementing a UTFgrid WMS output format based on the
> MapBox UTFGrid
> specification:
> https://github.com/mapbox/utfgrid-spec/blob/master/1.3/utfgrid.md
>
> The output format will be as usual a bit more lax than the spec, we plan
> to allow non
> square requests too, even if the expectation is that we are going to
> receive mostly tiled requests.
>
> Implementation wise we are going to associate each feature to a
> progressive number,
> use this number as a grayscale color that will be used to paint the
> feature in question on the map,
> and then turn the resulting gray map into a char map according to the
> utfgrid spec ....
> which seems simple, but once one takes into account all of our rendering
> abilities, well,
> it's not going to be so much anymore ;-)
>
> In particular, it's not clear if we are going to be able to work against
> rendering transformations,
> since they make new features pop up out of thin air, but I'll see what I
> can do.
>
> Since output formats are pluggable, it would be possible to implement this
> as a community
> module, but I expect to only have a handful of classes (style
> transformers, image transcoders,
> feature collection decorators to add the grayscale ids as a new attribute)
> plus some eventual
> changes to streaming renderer, so I'm not sure the work is worth its own
> module... was more
> thinking of adding it directly to the gs-wms module, but would also like
> to hear your opinion.
>
> Cheers
> Andrea
>
> --
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> Ing. Andrea Aime
> @geowolf
> Technical Lead
>
> GeoSolutions S.A.S.
> Via Poggio alle Viti 1187
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==
GeoServer Professional Services from the experts! Visit
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==
*Geosolutions' Winter Holidays from 24/12 to 6/1*
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
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