[Qgis-user] qgis and grass7

[b.j.kobben at utwente.nl]

Hi Radim,

Which of the two (if any) does allow Grass7 to be used in the processing
toolbox...?

--
Barend Köbben
Senior Lecturer ­ ITC-University of Twente
PO Box 217, 7500 AE Enschede (Netherlands)
@barendkobben
http://www.itc.nl/geoinformatics





On 02-07-15 09:04, "Radim Blazek" <radim.blazek at gmail.com> wrote:

>On Wed, Jul 1, 2015 at 4:06 PM, Gustavo Martínez <gmpuljak at yahoo.com.ar>
>wrote:
>> Hello,
>>
>> I've been working with Qgis 2.8 in Linux Mint 17-64bit without
>>problems. The
>> only error I've found in my use case was when I tried to connect with
>> Grass7.
>> When looking in the web, I noticed that the grass plugin will be
>>updated for
>> grass7 in Qgis 2.10.
>
>GRASS support in QGIS has two parts: provider and plugin. The provider
>was upgraded to GRASS 7 in QGIS 2.10 and it allows to browse GRASS
>data in QGIS browser, display maps, import data to GRASS by drag and
>drop and manage GRASS maps (copy, rename, delete). Upgrade of the
>plugin (modules, editing, region, mapsets) is scheduled for QGIS 2.12.
>
>> I've installed the 2.11.0-Master from:
>>
>> deb http://qgis.org/ubuntugis-nightly trusty main
>>
>> With this version, I have the same problem. When I open the qgis log it
>> shows:
>>
>> 2015-07-01T10:32:58 1 No se pudo cargar
>> /usr/lib/qgis/plugins/libgrassplugin6.so (motivo: Cannot load library
>> /usr/lib/qgis/plugins/libgrassplugin6.so: (libgrass_vect.so: no se puede
>> abrir el archivo del objeto compartido: No existe el archivo o el
>> directorio))
>>
>> libgrass_vect.so does not exist. I tried creating a link to
>> libgrass_vector.7.0.so but qgis does not starts and shows a message of
>> segment violation.
>
>Since version 2.10, QGIS  may be compiled with GRASS 6, GRASS 7 or
>both. All provider/plugin libs and binary modules have GRASS major
>version suffix, for example libgrassplugin6.so supports GRASS 6, it is
>linked to GRASS 6 libs and it won't work with GRASS 7 libs. You need
>libgrassplugin7.so, libgrassprovider7.so and so on, if it is not
>present in ubuntugis-nightly, it means that the package in the distro
>was not built with GRASS 7. And of course, you also need GRASS 7
>package. I am not sure about policy for Ubuntu, but Debian for
>example, AFAIK, decided to switch from GRASS 6 to GRASS 7 without
>transition period with parallel support for both versions.
>
>> Is there anything I can do?
>
>I see grass 7.0.0-1~exp2~trusty3  in
>https://launchpad.net/~ubuntugis/+archive/ubuntugis-unstable, so it
>should be possible to compile
>libqgisgrass*2.11.0*trusty-ubuntugis_*.deb with GRASS 7. I don't see
>GRASS 6 for trusty however , it implies the same policy as Debian? Can
>UbuntuGIS and QGIS ubuntugis-nightly maintainers comment?
>
>Radim
>
>>
>> Many thanks,
>>
>>
>>
>> Gustavo
>>
>>
>> --
>> Gustavo Martínez
>> Skype: gmpuljak
>> Linkedin: http://ar.linkedin.com/in/gustavomartínezpuljak
>>
>> ³Que la tierra se vaya haciendo camino ante tus pasos,
>> que el viento sople siempre a tus espaldas,
>> que el sol brille cálido sobre tu cara,
>> que la lluvia caiga suavemente sobre tus campos y,
>> hasta tanto volvamos a encontrarnos,
>> que Dios te lleve en la palma de su mano.²
>>
>>
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