[MapServer-dev] Motion: adopt RFC-142: Geodesic Scalebar Measurement

[Tom Kralidis]

+1 (targeting for 9.0.0).

..Tom

On Tue, Sep 15, 2026 at 9:43 AM Tamas Szekeres via MapServer-dev
<mapserver-dev at lists.osgeo.org> wrote:
>
> Hi Jeff,
>
> Thank you, I'm fine with that plan.
>
> Best regards,
>
> Tamas
>
>
> Jeff McKenna via MapServer-dev <mapserver-dev at lists.osgeo.org> ezt írta (időpont: 2026. szept. 15., K, 15:40):
>>
>> Hi Tamas,
>>
>> Thanks for your efforts on this. I am a +1. However, my only concern is
>> which release this should be included in - my gut feeling is that this
>> should be included in the MapServer 9.0.0 release.  It seems like quite
>> a drastic change (but a big improvement) for a minor release.
>>
>> This might also push us to release 9.0.0 sooner than later.
>>
>> Thanks,
>>
>> -jeff
>>
>>
>>
>>
>> On 2026-09-15 6:15 a.m., Tamas Szekeres via MapServer-dev wrote:
>> > Dear PSC,
>> >
>> > I would like to motion to adoptRFC-142: Geodesic Scalebar
>> > Measurement.Based on the discussion of this RFC <https://
>> > lists.osgeo.org/pipermail/mapserver-dev/2026-May/017361.html> I've
>> > simplified the solution by removing the MEASURE parameter (therefore the
>> > RFC has been renamed) and that the result represents horizontal local
>> > scale at the map center (not bound to the actual scalebar location).
>> > According to Even's suggestion, if the project has a CRS we use the
>> > geodesic scale, otherwise fallback to cartesian method.
>> >
>> > The modified RFC can be found here: https://mapserver.org/development/
>> > rfc/ms-rfc-142.html <https://mapserver.org/development/rfc/ms-rfc-142.html>
>> >
>> > The corresponding PR with the suggested changes: https://github.com/
>> > MapServer/MapServer/pull/7507/changes <https://github.com/MapServer/
>> > MapServer/pull/7507/changes>
>> >
>> > Starting with my +1,
>> >
>> > Tamas
>> >
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