[GRASS-dev] v.build: why is attaching islands taking so long?

[Maciej Sieczka]

Hamish pisze:

> from Radim's 
> http://trac.osgeo.org/grass/browser/grass/trunk/doc/vector/TODO#L241
> 
> "v.in.ogr -------- It would be useful to split long boundaries to
> smaller pieces. Otherwise cleaning process can become very slow
> because bounding box of long boundaries can overlap large part of the
> map (for example outline around all areas) and cleaning process is
> checking intersection with all boundaries falling in the bounding
> box."
> 
> 
> see http://article.gmane.org/gmane.comp.gis.grass.devel/7400 mailing
> list link there needs to be adjusted by +193, now: 
> http://lists.osgeo.org/pipermail/grass-user/2005-April/028711.html 
> and http://intevation.de/rt/webrt?serial_num=3161

Hi,

Skiming through GDAL 1.6 announce I noticed the following:

"Add a segmentize() method to OGRGeometry to modify the geometry such it
has no segment longer then the given distance; add a -segmentize option
to ogr2ogr"

Relevant?

Maciek

-- 
Maciej Sieczka
www.sieczka.org