[GRASS-dev] Re: GEOS support in GRASS 6.5 ?
landa.martin at gmail.com
Tue May 19 09:19:41 EDT 2009
2009/5/19 Markus GRASS <markus.metz.giswork at googlemail.com>:
> Martin Landa wrote:
>> 2009/5/15 Moritz Lennert <mlennert at club.worldonline.be>:
>>> I can't find your mail announcing the inclusion of advanced GEOS operators
>>> in v.select, but I have to say that I really think that this is an important
>>> improvement. Any reason that this shouldn't be backported to 6.5 ?
>> backported in r37280. Anyway using GEOS operator is very slow (todo: speed up).
> For speed-up, implement the respective algorithms directly in the GRASS
> vector libs? Lots of work... Candidate for next GSoC?
could be nice project...
For now - minor speed-up: read vector data directly (not via line_pnts).
Martin Landa <landa.martin gmail.com> * http://gama.fsv.cvut.cz/~landa
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