[Qgis-developer] Approximate reprojection for vectors
Marco Hugentobler
marco.hugentobler at sourcepole.ch
Tue Nov 1 08:38:20 EDT 2011
> > Martin I just found that you proposed a patch to allow speed up vector
> > rendering
> >
> > http://hub.qgis.org/issues/3200
> >
> > maybe this can be tested again and added in time for 1.8?
>
> Giovanni,
> porting and testing the patch would need quite a lot of time.
> Definitely not something that could be released soon.
A propos feature caching: there was an interesting presentation at foss4g 2007
about feature caching:
http://2007.foss4g.org/presentations/viewattachment.php?attachment_id=131
The idea to use r-Tree entities as data blocks sounds reasonable. Would be
cool to have something like this in QGIS.
Regards,
Marco
Am Mittwoch, 26. Oktober 2011, 15.16:32 schrieb Martin Dobias:
> On Tue, Oct 25, 2011 at 7:45 PM, Giovanni Manghi
>
> <giovanni.manghi at gmail.com> wrote:
> > Martin I just found that you proposed a patch to allow speed up vector
> > rendering
> >
> > http://hub.qgis.org/issues/3200
> >
> > maybe this can be tested again and added in time for 1.8?
>
> Giovanni,
> porting and testing the patch would need quite a lot of time.
> Definitely not something that could be released soon.
>
> Martin
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--
Dr. Marco Hugentobler
Sourcepole - Linux & Open Source Solutions
Churerstrasse 22, CH-8808 Pfäffikon SZ, Switzerland
marco.hugentobler at sourcepole.ch http://www.sourcepole.ch
Technical Advisor QGIS Project Steering Committee
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