[Geowanking] data export tool

[Ari Jolma]

Martin Tomko wrote:

> Hi all,
> just a quick question, when google did not help much...
> Is there any tool/approach/hack how I could export, from wahtever gis 
> format (shp by preference, but here ogr2ogr will help) export JUST the 
> feature information? Think of a arc/node topology. I want to 
> "vectorize" some polygons, and export the information:
> polygon 1 - edges 1,2,3,4,5
> polygon 2 - edges 1,6,7,8,9,...


I guess this requires that you compare the points etc. Looks to me that 
for this kind of task the scripting language interface (python, perl, 
ruby are available now) of ogr is ideal. You'll need to do a bit of 
programming but that's just fun.

Ari

> ...
> I really do not care about the coordinate information, and I want the 
> output as csv, ascii or something like that. I am trying to come with 
> an algorithm for a problem I have and I need to generate a 
> datastructure without bothering with libraries to read adta and so 
> on... Haskell is not too easy to deal with real data...
> Any ideas?
> Thanks a lot!
> Martin
>
> ----------------------------------------------
> Ing. Martin Tomko
> PhD. candidate
>
> CRC for Spatial Information
> Department of Geomatics
> University of Melbourne
> Victoria 3010
> Australia
>
> phone +61 3 8344 9179
> fax   +61 3 9349 5185
> email m.tomko at pgrad.unimelb.edu.au
> url   http://www.geom.unimelb.edu.au/tomko
> url   http://www.spatialinformationscience.org
> url   http://www.crcsi.com.au
> ----------------------------------------------
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-- 
Prof. Ari Jolma
Kartografia ja Geoinformatiikka / Cartography and Geoinformatics
Teknillinen Korkeakoulu / Helsinki University of Technology
POBox 1200, 02015 TKK, Finland
Email: ari.jolma at tkk.fi URL: http://www.tkk.fi/~jolma