[GRASS-user] Presence/Absence error

Joel Pitt joel.pitt at gmail.com
Thu Sep 14 18:48:21 EDT 2006

Hi again, turns out I can't reproduce this error - thus it is most
likely that occured from me doing something strange.


On 9/14/06, Joel Pitt <joel.pitt at gmail.com> wrote:
> Thanks guys! I had some vaque idea how to do it - but the v.to.ascii
> command line is really fast - so just what I need.
> However one problem is using v.to.rast:
> http://static.flickr.com/93/242928408_189e335e04_o.png
> This is result of:
> create a raster map1 from v.to.rast
> place nulls into map2 where map1 cells are not null (basically
> subtracting the vector points from map2)
> As you can see in the screenshot, some of the points and the raster
> cells of map1 don't line up. Ignore the null cells at the bottom of
> the map as it is near a coast line and have nothing to do with the
> vector.
> Any idea why this is? and how to get around it?


"Wish not to seem, but to be, the best."
                -- Aeschylus

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