[GRASSLIST:52] Re: v.in.dxf

[Carlos "Guâno" Grohmann]

So you're trying to to export a "mesh", like a 3D vector grid of your surface?



On 3/13/06, Mauro Lacy <mauro at lacy.com.ar> wrote:
> Sorry for the cross-post, but I'm trying to do almost exactly the
> opposite. That is, export a (raster) DEM to dxf. I was browsing the
> diverse grass modules, and the problem is I couldn't find a way to
> convert a raster DEM to a vector "surface" or "3d" file. So I can later
> export it using v.out.dxf. I tried r.to.vect with horrible(and maybe
> simply "not applicable") results.
> I found some (non- free) programs that seem to do this (r2v, from
> ablesoft, by example) but it intrigues me if it can actually be done
> with grass(or with free software).
>
> Thanks,
>
> Mauro
>
> Carlos "Guâno" Grohmann wrote:
>
> >Stefan, you might want to take a look at OrbisCAD (please search
> >Google, I don't remember the URL, but I know it is in Sourceforge).
> >According do the authors, it can read DXF and export shapefiles.
> >
> >Hope this helps
> >
> >Carlos
> >
> >
> >
> >On 3/13/06, RAVI KUMAR <ravivundavalli at yahoo.com> wrote:
> >
> >
> >>Stefan Gasser <stefang at dnet.it> wrote:
> >>
> >>
> >>Hi
> >>I`m using grass61 on windows and would like to import dxf and dwg files, but
> >>it is only possible with dgn files using v.in.ogr.
> >>Is there any other possibility to do an import for AutoCad files?
> >>
> >>
> >>
> >>v.in.dwg requires OpenDWG toolkit. To get this toolkit you must become at
> >>least "Associ! ate Member" of OpenDWG Alliance (http://www.opendwg.org), it
> >>is free-of-charge (you have to fill one form).
> >>Then unpack library and copy to this directory:
> >>ad2.a ad2.h odio.h adinit.dat
> >>and compile this module.
> >>
> >>Ravi Kumar
> >>
> >>
> >>
> >>thanks
> >>Stefan Gasser
> >>
> >>
> >>
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> >>
> >
> >
> >--
> >+-----------------------------------------------------------+
> >              Carlos Henrique Grohmann - Guano
> >  Geologist M.Sc  - Doctorate Student at IGc-USP - Brazil
> >Linux User #89721  - carlos dot grohmann at gmail dot com
> >+-----------------------------------------------------------+
> >_________________
> >"Good morning, doctors. I have taken the liberty of removing Windows
> >95 from my hard drive."
> >--The winning entry in a "What were HAL's first words" contest judged
> >by 2001: A SPACE ODYSSEY creator Arthur C. Clarke
> >
> >
> >
>
>


--
+-----------------------------------------------------------+
              Carlos Henrique Grohmann - Guano
  Geologist M.Sc  - Doctorate Student at IGc-USP - Brazil
Linux User #89721  - carlos dot grohmann at gmail dot com
+-----------------------------------------------------------+
_________________
"Good morning, doctors. I have taken the liberty of removing Windows
95 from my hard drive."
--The winning entry in a "What were HAL's first words" contest judged
by 2001: A SPACE ODYSSEY creator Arthur C. Clarke