[GRASS-user] g.copy several map layers into one layer without overwriting .....
andranik.h89 at gmail.com
Tue Dec 11 22:47:35 PST 2012
Ok, thank you.
I will try it and inform about results here.
On Mon, Dec 10, 2012 at 4:17 PM, Glynn Clements <glynn at gclements.plus.com>wrote:
> Andranik Hayrapetyan wrote:
> > > r.mapcalc?
> > I don't know how to overlay rasters with r.mapcalc. can you, please be a
> > bit detailed?
> r.mapcalc 'outmap = if(isnull(map1),map2,map1)'
> But this is just as inefficient as r.patch.
> There isn't currently an efficient way to join "slices" either using
> commands or the public C API.
> Glynn Clements <glynn at gclements.plus.com>
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