[GRASS-user] computation in a location based on infos from another
location
Achim Kisseler
ak7 at jupiter.uni-freiburg.de
Thu Nov 19 10:01:24 EST 2009
Once I was in the same situation. Lambert projection is good for some
analyzes, because of the equal size of the grid cells.
To get the size of the grid cells, you could convert a N-S row of the
rastermap into vector polygons and get the size.
Not a very direct way, but it sould work.
Achim
Patrice Dumas schrieb:
> On Thu, Nov 19, 2009 at 01:17:13PM +0100, Achim Kisseler wrote:
>> Hi,
>>
>> why dont you import one map from one location to another? Some
>> information will be lost, that would be the same like r.resamp.stats.
>>
>> http://grass.itc.it/grass64/manuals/html64_user/r.proj.html
>
> Problem is that the information I want is the size and location of the
> cell, and this is lost when doing r.proj.
>
> I could label cells before doing the projection, use a mask for each cell
> for r.resamp.stats and reproject back, but this seems very complicated.
>
> --
> Pat
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