[GRASS-dev] [bug #4428] (grass) gis.m/r.what incompatible: quering rasters outside current region doesn't work

[Hamish]

> > this bug's URL: http://intevation.de/rt/webrt?serial_num=4428
> > -------------------------------------------------------------------
> > 
> > Subject: gis.m/r.what incompatible: quering rasters outside current
> > region doesn't work
..
> > GRASS Version: 2006-05-08
> > 
> > Quering rasters in gis.m doesn't work properly because r.what
> > depends on current region settings, which gis.m ignores. False nulls
> > are returned as an efect.
> > 
> > Can r.what be fixed to query raster outside the current region?
> 
> Wrong solution. gis.m needs to set WIND_OVERRIDE correctly before
> calling r.what.


WIND_OVERRIDE and GRASS_REGION are not documented in the enviroment
variables help page,
 http://grass.ibiblio.org/grass61/manuals/html61_user/variables.html


Can someone describe how to use them?


thanks,
Hamish