[geos-devel] concave hull

[Riccardo Cohen]

Hello
Is there anyone who can guide me to a piece of answer please ?
Thanks a lot.

On 09/03/2014 12:36, Riccardo Cohen wrote:
> I need to generate a concave hull for a collection of points. I found
> only convexHull() in Geos 3.5.0.
> But it seems that PostGis uses some GEOS functions to make a concave hull :
>
> http://postgis.net/docs/ST_ConcaveHull.html
>
> Is it possible simply in a C program without having to implement a
> special new algorithm ?
>
> Thanks a lot

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Riccardo Cohen
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