[GRASS-user] Creating 3D Vector file (v.in.ascii) for eventual use in NVIZ

Jachym Cepicky jachym.cepicky at centrum.cz
Fri Sep 22 16:12:39 EDT 2006


i made  some presentations about how to create 3D vectors quick&dirty


or presentation to 3D beginners workshop on foss4g2006


see also v.extrude && v.drape modules, how they are made


On Fri, Sep 22, 2006 at 01:45:32PM -0600, Craig Aumann wrote:
> Hi!
> I'm mucking about with NVIZ and want to put some simple rectangles on a
> 3D image to represent buildings.  A number of questions:
> 1)  I presume that 3D rectangles can be created using v.in.ascii.
> However, its not obvious to me from the v.in.ascii man page how a 3D
> rectangle should be specified.  Could someone please enlighten me here
> or point me to the specification?  
> 2) I have also been trying to find actual worked examples with code for
> 3D NVIZ examples like those given at:
> http://grass.ibiblio.org/grass61/screenshots/vector.php
> My thoughts were to simply read in a couple of 3D vector files, then
> v.transform them and patch them to create my "developments".  
> Other suggestions on how best to do this are also appreciated. 
> Craig
> -- 
> CW-405 Biological Sciences Blding
> University of Alberta
> Edmonton AB
> T6G 2E9
> Phone: 780-492-1289
> Fax:   780-492-9234
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Jachym Cepicky
e-mail: jachym.cepicky at centrum.cz
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30177 Hannover
e-mail: cepicky at gdf-hannover.de
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