[Qgis-user] qgis and saga (future) integration hypothesis

G. Allegri giohappy at gmail.com
Mon Jul 13 04:41:28 PDT 2009


Thanks Otto.
I'm waiting for the e-mail confirmation....

giovanni

2009/7/13 Otto Dassau <otto.dassau at gmx.de>

> Hi Giovanni,
>
> you are free to create a user account for the QGIS wiki yourself and add a
> new
> link and page to manage the SAGA/QGIS integration somewhere here, I guess:
> http://www.qgis.org/wiki/Development
>
> All you need to do so is described at the bottom of the start page:
> http://www.qgis.org/wiki/Welcome_to_the_QGIS_Wiki
>
> It is very simple...
>
> Regards,
>  Otto
>
> On Mon, 13 Jul 2009 12:59:23 +0200
> "G. Allegri" <giohappy at gmail.com> wrote:
>
> > Hi Augustin. I hoped to hear you about this :)
> > I think it already would be a great step having a python console for
> SAGA.
> >
> > The very first step would be opening a wiki page. Anybody from the qgis
> site
> > management could give us this opportunity?
> >
> > Thanks,
> > Giovanni
> >
> > PS: SAGA has its own limits too, it isn't all gold... I think the major
> > enhancements are:
> >
> >  - reorganization of the project management (last but not least setting
> of a
> > CMake configuration, IMHO)
> >  - updating of its (very good) grid code to better manage large files.
> I've
> > found that it fails sometime on huge grids, and this problem has been
> > reported by other collegues...
> >
> > 2009/7/13 Agustin Lobo <alobolistas at gmail.com>
> >
> > > This sounds like music to my ears!
> > > I think that the start point could be just
> > > using the python console in QGIS, as
> > > SAGA commands can be run through python,
> > > although the saga-python page is now empty:
> > >
> > >
>
> http://saga-gis.wiki.sourceforge.net/Executing+SAGA+Modules+with+the+Python+Interface+
> > >
> > > Perhaps we could contact the authors (
> > > http://www.saga-gis.org/en/index.html)
> > >
> > > This is interesting to see saga capabilities:
> > >
> > >
>
> http://spatial-analyst.net/wiki/index.php?title=Analysis_of_DEMs_in_R%2BILWIS/SAGA
> > >
> > > Agus
> > >
> > > G. Allegri wrote:
> > >
> > >>
> > >>
> > >> 2009/7/11 Paolo Cavallini <cavallini at faunalia.it <mailto:
> > >> cavallini at faunalia.it>>
> > >>
> > >>    Carlos Guâno Grohmann ha scritto:
> > >>
> > >>    > The latest SAGA CVS is stable on linux, some bugs were fixed, and
> it
> > >>    > worked really well on my tests.
> > >>    >
> > >>    > RSAGA now also works on Linux, I helped Alexander Brenning on
> > >>    testing it.
> > >>
> > >>    Hi Carlos and Giovanni.
> > >>    Thanks for the feedback. I see that they now have unofficial
> > >>    Ubuntu packages
> > >>
> https://launchpad.net/~johanvdw/+archive/ppa<https://launchpad.net/%7Ejohanvdw/+archive/ppa>
> <https://launchpad.net/%7Ejohanvdw/+archive/ppa>
> > >>    <https://launchpad.net/%7Ejohanvdw/+archive/ppa>
> > >>    Could you please ask the SAGA devs to help preparing a proper
> Debian
> > >>    package, and possibly to upload it to Debian archives (of course
> > >>    splitting out core and GUI)? This way it would be much easier and
> > >>    efficient to test it, and therefore to start working on a possible
> > >>    integration.
> > >>    Also, a proper project management would help a lot - I found it
> scary
> > >>    the statement:
> > >>    "Best Way To Get Help
> > >>    Unfortunately, this project hasn't indicated the best way to get
> help.
> > >>    Contact the project's administrators to find out how to get help. "
> > >>    at
> > >>    http://sourceforge.net/projects/saga-gis/support
> > >>
> > >>
> > >> In the next couple of weeks I'll begin working on this. The first step
> > >> will be the creation of some wiki pages to start gathering ideas and
> > >> contributions.
> > >>
> > >>
> > >>
> > >>    How do you see an eventual plugin? Just a wrapper that calls SAGA
> > >>    commands, or something more complex?>
> > >>
> > >> I don't know yet. The first thought was simply a python bridge, but
> the
> > >> best would be working at the data structures level to permit a low
> level
> > >> integration.
> > >> QGIS still needs some foundamental development on the raster side. It
> > >> could be a good occasion to work on both the tasks.
> > >>
> > >> Could we start a dedicated wiki page?
> > >>
> > >>
> > >>    _______________________________________________
> > >>    Qgis-user mailing list
> > >>    Qgis-user at lists.osgeo.org <mailto:Qgis-user at lists.osgeo.org>
> > >>    http://lists.osgeo.org/mailman/listinfo/qgis-user
> > >>
> > >>
> > >>
> ------------------------------------------------------------------------
> > >>
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> > >>
> > >>
> > >
> > >
>
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