[postgis-devel] update topology locally

Rémi Cura remi.cura at gmail.com
Tue Feb 17 06:46:17 PST 2015


Damn,
you are right,
even with grossly incorrect edge-linking passes the test.

I visually checked, result looks good, but with topology it is hard to be
sure.
Cheers,
Rémi-C


2015-02-17 15:34 GMT+01:00 Sandro Santilli <strk at keybit.net>:

> On Tue, Feb 17, 2015 at 03:03:58PM +0100, Rémi Cura wrote:
> > Ok the edge-linking update function seems to work
> > (tested on a 40 edge geom:
> > inserting node, then inserting edge without setting next_left and
> next_right
> > then using function to straighten things up
> > Afterward, topology passes ValidateTopology)
>
> I don't think ValidateTopology really checks edge-linking.
> Did you check calling it before fixing that ?
> Chances are it's indirectly checked by means of face geometry construction
> (now that it makes use of that info).
>
> --strk;
>
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