[GRASS-SVN] r57967 - grass/trunk/imagery/i.vi

[svn_grass at osgeo.org]

Author: ychemin
Date: 2013-10-09 12:02:38 -0700 (Wed, 09 Oct 2013)
New Revision: 57967

Modified:
   grass/trunk/imagery/i.vi/gari.c
Log:
fixed GARI equation

Modified: grass/trunk/imagery/i.vi/gari.c
===================================================================
--- grass/trunk/imagery/i.vi/gari.c	2013-10-09 18:38:41 UTC (rev 57966)
+++ grass/trunk/imagery/i.vi/gari.c	2013-10-09 19:02:38 UTC (rev 57967)
@@ -7,7 +7,7 @@
 {
     double result;
     {
-        result = (nirchan - (greenchan - (bluechan - redchan)))/(nirchan - (greenchan - (bluechan + redchan)));
+        result = (nirchan - (greenchan - (bluechan - redchan)))/(nirchan - (greenchan + (bluechan - redchan)));
     }
     return result;
 }