[GRASSLIST:5974] Re: speeding up v.in.ogr

Chris Fonnesbeck fonnesbeck at gmail.com
Wed Mar 2 11:26:53 EST 2005


>> I am on a 1GHz OS X Powerbook with 1GB RAM.

>Is it one or few big shapes or many small?

It is the florida coastline, so it should be one large shape, with
plenty of small islands scattered alongside.

>> The problem is in that shape in OS X version. Some shape files are not 
>> good in grass in OS X.
>> 
>> Open it before with another sw: QGIS, Thuban or Jump and see about 
>> problems (in areas, lines, etc.)
>> 
>> In grass 6
>> Try:
>> - v.in.ogr with "Do not clean polygons" selected
>> then
>> - v.clean

> This is not correct. I have already written that here.
> For areas v.in.ogr -c + v.clean != v.in.ogr.

What, then, is the best course of action for importing this shapefile?
Should it be converted to another format first?




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