[geos-devel] OverlayNG for Testing

[Nyall Dawson]

On Fri, 31 Jul 2020 at 10:30, Daniel Baston <dbaston at gmail.com> wrote:
>>
>> What are people's thoughts on this?  It is probably possible to build in the old behaviour (with a bit of coding effort), and make it the default path.  But I think the new behaviour is preferable and more sensible.
>
>
> This behavior seems confusing to me, and I'm struggling to tell if it's just because I'm used to the old behavior. But it did occur to me that this introduces an inconsistency between the predicates and overlay functions wherein A and B may intersect at a point outside the intersection of A and B.

+1 This potentially opens the door for many hidden issues.

> It's also easy enough for a user to remove the unwanted components of the result

... and every downstream project/user already had handling for this in place.

(and then just because this email sounds too negative -- this is
seriously exciting stuff, and I'm really happy to see all this hard
work land! Big kudos on all your efforts here)

Nyall