[gdal-dev] Coordinate system improvements - GDAL, libgeotiff, PROJ barn raising

[Angelos Tzotsos]

Congratulations and thanks to all the sponsors!

Best,
Angelos

On Tue, May 15, 2018 at 6:27 PM, Even Rouault <even.rouault at spatialys.com>
wrote:

> Hi all,
>
>
>
> Excellent news: the last third of the funding was completed yesterday, so
> this project will come true ! Thanks to all sponsors who have contributed
> making this possible [1]
>
>
>
> So what does this mean for GDAL ? Obviously all the functionality
> mentionned below will become available once implemented.
>
>
>
> Most of the initial work will be done in PROJ first, with GDAL catching it
> up afterwards (or in an experimental branch at first to follow the "eat
> your own dog food" principle). I'll come back later with more concrete
> implementation plans.
>
>
>
> I guess some disruption is to be expected temporarily as functionnality
> will move from GDAL down to PROJ. This will probably mean that PROJ master
> will be a required dependency for GDAL master (and PROJ 6.0 a minimum and
> compulsory requirement for GDAL 2.4)
>
>
>
> Best regards,
>
>
>
> Even
>
>
>
>
>
> [1]
>
> (Anonymous)
>
> AppGeo
>
> Applied Imagery
>
> Azavea
>
> Boundless
>
> Carto
>
> ESRI
>
> GeoCue
>
> LizardTech
>
> LINZ
>
> Mapbox
>
> Mobile Geographics
>
> Oslandia
>
> Safe Software
>
> Sparkgeo
>
> Spatial Networks
>
> Radiant Solutions
>
> Terranodo
>
> The Timoney Group
>
>
>
> > Hi,
>
> >
>
> > A barn raising to improve coordinate system abilities in GDAL,
> libgeotiff,
>
> > and PROJ has been publicly launched today. You can find more details
> about
>
> > the proposal, its current sponsors and technical information at:
>
> >
>
> > https://gdalbarn.com
>
> >
>
> > The hightlights of the planned work are:
>
> >
>
> > * migration for CSV support data to a SQLite database shared between
>
> > projects, offering more capabilities
>
> >
>
> > * WKT2 support: increased interoperability between implementations.
> better
>
> > ground for definitions, especially in areas such as axis, vertical
> control,
>
> > and epochs
>
> >
>
> > * end of WGS84 as a compulsory datum pivot, to be replaced by
> "late-binding"
>
> > transformations that PROJ.5 now allows.
>
> >
>
> > We are currently at 2/3 of the final funding goal. If your software and
>
> > projects benefit from the GDAL, libgeotiff and PROJ stack, this is your
>
> > chance to concretely help in its future improvements.
>
> >
>
> > Best regards,
>
> >
>
> > Howard Butler
>
> > Kristian Evers
>
> > Paul Ramsey
>
> > Even Rouault
>
>
>
>
>
> --
>
> Spatialys - Geospatial professional services
>
> http://www.spatialys.com
>
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>



-- 
Angelos Tzotsos, PhD
OSGeo Charter Member
http://users.ntua.gr/tzotsos
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