[GRASS-dev] [GRASS-SVN] r68435 - grass/trunk/lib/proj

[Markus Neteler]

On Fri, May 20, 2016 at 9:18 AM, Maciej Sieczka <msieczka at sieczka.org> wrote:
> W dniu 15.05.2016 o 23:45, svn_grass at osgeo.org pisze:
>>
>> +TODO: It is recommended to rely on PROJ4's proj-nad package. For doing so,
>> +      there would be some changes needed to lib/proj/get_proj.c - the call
>> +      to pj_set_finder() should be removed so that PROJ looks in its default
>> +      locations for the files. Also changes needed to lib/proj/Makefile so
>> +      it no longer creates the /etc/proj and /etc/proj/nad directories within
>> +      a GRASS installation nor installs the files there.
>
>
> Another option might be not to search for the grids in any particular
> directory, but to rely on a user-provided full path to the grid file in
> the PROJ_INFO.
>
> cs2cs, gdalwarp etc. allow the "nadgrids" to be a full path to a grid file.

To me this sounds quite reasonable.

Please add this suggestion to the ticket
https://trac.osgeo.org/grass/ticket/2456

thanks
Markus