[QGIS-Developer] Strange style rendering GEOS errors... can you confirm?

Luigi Pirelli luipir at gmail.com
Sat Apr 28 03:54:55 PDT 2018


Travelling I can't check proposal... First idea it was managed in wms
provider, not repeating the same message after 1000 instances. Or managing
it before GEOS check... Silent after 1000th failed check.. BTW I don't have
code with me

Cheers

On Friday, 27 April 2018, Nyall Dawson <nyall.dawson at gmail.com> wrote:

> On 27 April 2018 at 06:27, Luigi Pirelli <luipir at gmail.com> wrote:
> > spam the log and reduce a lot the rendering time... it takes seconds for
> few
> > polygons. รง
>
> True...
>
> Not sure what a good solution is here. Those geos warnings are often
> very handy to see and for users to be aware of.
>
> Got any ideas?
>
> Nyall
>
>
>
> >
> > cheers
> >
> > Luigi Pirelli
> >
> > ************************************************************
> **************************************
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> > * GitHub: https://github.com/luipir
> > * Mastering QGIS 2nd Edition:
> > *
> > https://www.packtpub.com/big-data-and-business-
> intelligence/mastering-qgis-second-edition
> > * Hire me: http://goo.gl/BYRQKg
> > ************************************************************
> **************************************
> >
> > On 26 April 2018 at 05:00, Nyall Dawson <nyall.dawson at gmail.com> wrote:
> >>
> >> On 24 April 2018 at 21:06, Luigi Pirelli <luipir at gmail.com> wrote:
> >> > Hi a colleague passed me a gpkg with a style that introduce GEOS
> >> > exceptions
> >> > during rendering... what? geos errors for a style?
> >>
> >> That's not unheard of - e.g. a line layer rendered using a simple line
> >> style with an offset applied is using GEOS to offset the lines. A lot
> >> of other symbology settings also call out to QgsGeometry methods which
> >> use GEOS under the hood.
> >>
> >> Is this causing an actual error, or just spamming the log?
> >>
> >> Nyall
> >
> >
>


-- 
Luigi Pirelli

**************************************************************************************************
* LinkedIn: https://www.linkedin.com/in/luigipirelli
* Stackexchange: http://gis.stackexchange.com/users/19667/luigi-pirelli
* GitHub: https://github.com/luipir
* Mastering QGIS 2nd Edition:
*
https://www.packtpub.com/big-data-and-business-intelligence/mastering-qgis-second-edition
* Hire me: http://goo.gl/BYRQKg
**************************************************************************************************
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