[GRASS5] BUGS: r.null on reclass, would mess up original...

[Markus Neteler]

On Sun, Nov 05, 2000 at 08:55:56PM -0800, Eric G . Miller wrote:
> In BUGS, it lists as [RC] the inability to run r.null on reclass rasters.
> The problem is, if r.null was run on the reclass raster it would alter
> the original and any other reclass rasters of the original.  So, there are
> two basic approaches, let the user make a raster out of the reclass that
> isn't a reclass (e.g. `echo 'newmap = reclass' | r.mapcalc`) or have
> r.null do this for them.  With the second, a new raster has to be made
> and what do you name it?  If you name it the same as the reclass and
> blow away the reclass, is that okay?
> 
> IMHO, this "bug" isn't a big deal and should be downgraded or removed.

Hi Eric,

sounds reasonable... I have downgraded it to non-RC. Perhaps r.null
should just print out a useful message how to make a full map of
a reclassified map, or better, do this job itself (optionally) and
ask for a new map name in this case.

Regards

 Markus

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