[GRASS-SVN] r67787 - grass/branches/releasebranch_7_0/raster/r.mapcalc
svn_grass at osgeo.org
svn_grass at osgeo.org
Mon Feb 8 05:08:08 PST 2016
Author: neteler
Date: 2016-02-08 05:08:08 -0800 (Mon, 08 Feb 2016)
New Revision: 67787
Modified:
grass/branches/releasebranch_7_0/raster/r.mapcalc/r.mapcalc.html
grass/branches/releasebranch_7_0/raster/r.mapcalc/r3.mapcalc.html
Log:
r.mapcalc manual: fix if() statement formula (trac #2883)
Modified: grass/branches/releasebranch_7_0/raster/r.mapcalc/r.mapcalc.html
===================================================================
--- grass/branches/releasebranch_7_0/raster/r.mapcalc/r.mapcalc.html 2016-02-08 12:53:24 UTC (rev 67786)
+++ grass/branches/releasebranch_7_0/raster/r.mapcalc/r.mapcalc.html 2016-02-08 13:08:08 UTC (rev 67787)
@@ -646,9 +646,9 @@
<div class="code"><pre>
result = if(a,b)
</pre></div>
-To change all values below 5 to NULL:
+To change all values below 5 to NULL, keep otherwise:
<div class="code"><pre>
-newmap = if(map<5, null(), 5)
+newmap = if(map < 5, null(), map)
</pre></div>
The graph() function allows users to specify a x-y conversion using
pairs of x,y coordinates.
Modified: grass/branches/releasebranch_7_0/raster/r.mapcalc/r3.mapcalc.html
===================================================================
--- grass/branches/releasebranch_7_0/raster/r.mapcalc/r3.mapcalc.html 2016-02-08 12:53:24 UTC (rev 67786)
+++ grass/branches/releasebranch_7_0/raster/r.mapcalc/r3.mapcalc.html 2016-02-08 13:08:08 UTC (rev 67787)
@@ -166,6 +166,7 @@
GRASS commands, not just <em>r3.mapcalc</em>.)
<p>
+
<h3>The neighborhood modifier</h3>
3D grids are data base files stored in voxel format, i.e., three-dimensional
@@ -517,9 +518,9 @@
<div class="code"><pre>
result = if(a,b)
</pre></div>
-To change all values below 5 to NULL:
+To change all values below 5 to NULL, keep otherwise:
<div class="code"><pre>
-newmap = if(map<5, null(), 5)
+newmap = if(map < 5, null(), map)
</pre></div>
The graph() function allows users to specify a x-y conversion using
pairs of x,y coordinates.
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