[Qgis-developer] [Qgis-user] Transformation using NTv2 grids

Jürgen E. Fischer jef at norbit.de
Tue Feb 17 12:56:35 PST 2015


Hi Andreas,

On Tue, 17. Feb 2015 at 21:29:24 +0100, Andreas Neumann wrote:
> I think the grids of the major countries should be included in QGIS
> core. E.g. the german gsb file is only 87 kb. This could easily be
> distributed with QGIS core.

Redistributable files should IMHO be shipped with PROJ.4.

http://trac.osgeo.org/proj/ lists a bunch of third party grids - including the
BETA2007 - but it's not clear if the files are redistributable.

BTW the BETA2007 grid is already supported in QGIS' datum transforms.  It will
offer a transformation using the grid if it's available.



Jürgen

-- 
Jürgen E. Fischer           norBIT GmbH             Tel. +49-4931-918175-31
Dipl.-Inf. (FH)             Rheinstraße 13          Fax. +49-4931-918175-50
Software Engineer           D-26506 Norden             http://www.norbit.de
QGIS release manager (PSC)  Germany                    IRC: jef on FreeNode                         
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