[geos-devel] Checking GEOS master (state 8 October)

[Roger Bivand]

On Tue, 13 Oct 2020, Paul Ramsey wrote:

> In Cmake set DISABLE_OVERLAYNG to OFF

Thanks, never Cmake here, am trying ../configure --enable-overlayng. I'm 
still puzzled about the free output to console not going through the error 
or warning handler.

Roger


> P
>
>> On Oct 13, 2020, at 11:23 AM, Roger Bivand <Roger.Bivand at nhh.no> wrote:
>>
>> On Tue, 13 Oct 2020, Paul Ramsey wrote:
>>
>>>
>>>
>>>> On Oct 13, 2020, at 11:08 AM, Roger Bivand <Roger.Bivand at nhh.no> wrote:
>>>>
>>>> I've been checking the possible fallout from Overlay_NG (assuming that building from master on 8 October uses the new code) in some R packages, in particular sf and rgeos. I see messages such as:
>>>>
>>>> CBR: result (after common-bits addition) is INVALID: Self-intersection at or near point 368576.69999999995 864696 (368576.69999999995343 864696)
>>>
>>> That looks like the old overlay handler. Have you turned NG on in your build?
>>
>> Thanks for the quick response. First, is "master" the correct branch (gitea)? If yes, what is the incantation - I couldn't find any reference to NG in the code or configure.ac? I'd assumed from earlier discussion here that NG was on by default on "master".
>>
>> Roger
>>
>>>
>>> P
>>>
>>>
>>>>
>>>> followed by the text representation of the object dumped to console. The message and the dumped object are not passed through error or warning handlers passed in through initGEOS_r(), and so are hard to trap and handle. Is this a temporary feature which will be normalised for 3.9.0?
>>>>
>>>> So far I don't think that there are obvious failures in R packages related to the new code (again assuming that a straight build of master of 8 November exercises Overlay_NG), but the unexpected output was surprising.
>>>>
>>>> Best wishes,
>>>>
>>>> Roger
>>>>
>>>> --
>>>> Roger Bivand
>>>> Department of Economics, Norwegian School of Economics,
>>>> Helleveien 30, N-5045 Bergen, Norway.
>>>> voice: +47 55 95 93 55; e-mail: Roger.Bivand at nhh.no
>>>> https://orcid.org/0000-0003-2392-6140
>>>> https://scholar.google.no/citations?user=AWeghB0AAAAJ&hl=en
>>>> _______________________________________________
>>>> geos-devel mailing list
>>>> geos-devel at lists.osgeo.org
>>>> https://lists.osgeo.org/mailman/listinfo/geos-devel
>>>
>>>
>>
>> --
>> Roger Bivand
>> Department of Economics, Norwegian School of Economics,
>> Helleveien 30, N-5045 Bergen, Norway.
>> voice: +47 55 95 93 55; e-mail: Roger.Bivand at nhh.no
>> https://orcid.org/0000-0003-2392-6140
>> https://scholar.google.no/citations?user=AWeghB0AAAAJ&hl=en
>
>

-- 
Roger Bivand
Department of Economics, Norwegian School of Economics,
Helleveien 30, N-5045 Bergen, Norway.
voice: +47 55 95 93 55; e-mail: Roger.Bivand at nhh.no
https://orcid.org/0000-0003-2392-6140
https://scholar.google.no/citations?user=AWeghB0AAAAJ&hl=en