[GRASS-SVN] r29805 - grass/trunk/scripts/r.mask

svn_grass at osgeo.org svn_grass at osgeo.org
Wed Jan 23 09:21:32 EST 2008

Author: epatton
Date: 2008-01-23 09:21:32 -0500 (Wed, 23 Jan 2008)
New Revision: 29805

Added hint about MASK quant from Glynn

Modified: grass/trunk/scripts/r.mask/description.html
--- grass/trunk/scripts/r.mask/description.html	2008-01-23 10:35:11 UTC (rev 29804)
+++ grass/trunk/scripts/r.mask/description.html	2008-01-23 14:21:32 UTC (rev 29805)
@@ -39,6 +39,12 @@
 is removed.
+The mask is read as an integer map. If MASK is actually a
+floating-point map, the values will be converted to integers using the
+map's quantisation rules (this defaults to round-to-nearest, but can
+be changed with r.quant).
 <em>r.mask</em> uses <em>r.reclass</em> to create a reclassification of an
 existing raster map and name it MASK. The user can select category values to use
 in the MASK with the <em>maskcats</em> parameter; if <em>r.mask</em>

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