Michael Barton wrote: > This is from GRASS 7 compiled from svn trunk yesterday. > > I'm simply trying to assign null values in an SRTM using r.mapcalc. I do the > following statement... > > r.mapcalc > expression='SRTM_ffB03_p199r033=if(SRTM_ffB03_p199r033==-32768,null(),SRTM_ffB03_p199r033)' > --o > > > The entire map turns to null. > > Any idea what I'm doing wrong?
Using the same map for input and output results in undefined behaviour. If you want to change a value to null "in place", use r.null. -- Glynn Clements <[email protected]> _______________________________________________ grass-dev mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-dev
