[GRASS-SVN] r37922 - grass/trunk/vector/v.clean

svn_grass at osgeo.org svn_grass at osgeo.org
Wed Jun 17 11:05:52 EDT 2009


Author: mmetz
Date: 2009-06-17 11:05:51 -0400 (Wed, 17 Jun 2009)
New Revision: 37922

Modified:
   grass/trunk/vector/v.clean/v.clean.html
Log:
update manual

Modified: grass/trunk/vector/v.clean/v.clean.html
===================================================================
--- grass/trunk/vector/v.clean/v.clean.html	2009-06-17 12:34:07 UTC (rev 37921)
+++ grass/trunk/vector/v.clean/v.clean.html	2009-06-17 15:05:51 UTC (rev 37922)
@@ -32,16 +32,18 @@
 <h3>Remove dangles</h3>
 
 Threshold gives maximum line/boundary length in map units, degrees for 
-latlon. All dangles shorter than <em>thresh</em> will be removed. 
-Threshold is ignored if &lt; 0.
+latlon. Dangles shorter than <em>thresh</em> will be removed. 
+All dangles will be removed if <em>thresh</em> &lt; 0.
 <p>
 The <em>rmdangle</em> tool removes dangling lines/boundaries shorter than 
 <em>thresh</em>. A line/boundary is considered to be a dangle if no other 
 line of given <em>type</em> is on at least one end node. If a dangle is 
 formed by several lines, such a string of lines is taken as one dangle 
-and either everything or nothing is deleted. The <em>rmdangle</em> tool 
-is useful to remove incorrect boundaries after other cleaning operations. 
-Areas can then be successfully built. 
+and everything is deleted if the combined length is shorter than 
+<em>thres</em> or <em>thres</em> is &lt; 0. If the combined length is 
+larger than <em>thresh</em>, nothing is deleted. The <em>rmdangle</em> 
+tool is useful to remove incorrect boundaries after other cleaning 
+operations. Areas can then be successfully built. 
 
 <h3>Change boundary dangles to type line</h3>
 



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