From 4795fb88e6d9e894ff965561c64b161e02a4b16f Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Mon, 5 Sep 2005 13:26:50 +0000
Subject: [PATCH] Added checking of EventVisitor type

---
 examples/osgvolume/osgvolume.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/examples/osgvolume/osgvolume.cpp b/examples/osgvolume/osgvolume.cpp
index f093ba46a..b257c3949 100644
--- a/examples/osgvolume/osgvolume.cpp
+++ b/examples/osgvolume/osgvolume.cpp
@@ -659,9 +659,9 @@ class FollowMouseCallback : public osgGA::GUIEventHandler, public osg::StateSet:
 
         virtual void operator() (osg::StateSet* stateset, osg::NodeVisitor* nv)
         {
-            osgGA::EventVisitor* ev = dynamic_cast<osgGA::EventVisitor*>(nv);
-            if (nv->getVisitorType()==osg::NodeVisitor::EVENT_VISITOR || ev)
+            if (nv->getVisitorType()==osg::NodeVisitor::EVENT_VISITOR)
             {
+                osgGA::EventVisitor* ev = dynamic_cast<osgGA::EventVisitor*>(nv);
                 if (ev)
                 {
                     osgGA::GUIActionAdapter* aa = ev->getActionAdapter();