[postgis-users] Union of topologies

[Rémi Cura]

For completness , I think CGAL has a merge functionnality on its half edge.
cheers,
Rémi-C

2014-10-13 18:38 GMT+02:00 Sandro Santilli <strk at keybit.net>:

> On Mon, Oct 13, 2014 at 06:29:49PM +0200, Christopher Mutel wrote:
> > Dear all-
> >
> > Is there a way to create a new topology geometry as the union of two
> > existing topology geometries without casting to a normal geometry and
> > back? I have tried to write queries merging two TopoElementArrays, and
> > then use CreateTopoGeom, but so far without success.
>
> There's no ready support for it, but it would be an interesting project.
> Right now casting to geometry and back is your safer bet.
>
> --strk;
>
> Please help taking QGIS to the next level of quality. Before November 15 !
> http://blog.vitu.ch/10102014-1046/crowdfunding-initiative-automated-testing
>
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