From 37be1d9259a12ee93d2f2e6f6b1e4f7656026c80 Mon Sep 17 00:00:00 2001
From: Don BURNS <don@andesengineering.com>
Date: Thu, 9 Feb 2006 19:31:05 +0000
Subject: [PATCH] Fixed a bug spotted in UFOManipulator where a Vec3's 4th
 component was being inspected (ip[3]).

---
 src/osgGA/UFOManipulator.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/osgGA/UFOManipulator.cpp b/src/osgGA/UFOManipulator.cpp
index 486825f56..ae71c199b 100644
--- a/src/osgGA/UFOManipulator.cpp
+++ b/src/osgGA/UFOManipulator.cpp
@@ -144,8 +144,8 @@ void UFOManipulator::computeHomePosition()
             hitr!=hitList.end(); ++hitr)
         {
             osg::Vec3d ip = hitList.front().getWorldIntersectPoint();
-            if( fabs(ip[3]) < ground )
-                ground = ip[3];
+            if( fabs(ip[2]) < ground )
+                ground = ip[2];
         }
     }
     else