Hi, [snip] 2008/2/5, Michael Barton <[EMAIL PROTECTED]>: > The way I understand it is that a MASK will affect all subsequent > *read* operations for processing a raster map. That is... > > r.mapcalc 'newmap=oldmap' > > ...will just produce an unaltered copy of oldmap without a MASK; with > a MASK it will produce a copy of oldmap only in the area of MASK. > > MASK will not affect the display. It is for map processing.
I was always thinking that masking *is* affecting the display... g.region rast=elevation.dem; r.mapcalc 'MASK=if(elevation.dem>1500,0,1)'; d.mon x0; d.rast elevation.dem Martin -- Martin Landa <[EMAIL PROTECTED]> * http://gama.fsv.cvut.cz/~landa * _______________________________________________ grass-dev mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-dev
