From f3ce66aa8bfb26ead1edca9307645e2e5bfd5eee Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Fri, 23 Dec 2011 17:15:06 +0000
Subject: [PATCH] From Glenn Waldron, "Attached is a change to
 ClusterCullingCallback to make it work properly under an RTT camera with an
 INHERIT_VIEWPOINT reference frame."

---
 src/osg/ClusterCullingCallback.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/osg/ClusterCullingCallback.cpp b/src/osg/ClusterCullingCallback.cpp
index ec6773730..cff257e6a 100644
--- a/src/osg/ClusterCullingCallback.cpp
+++ b/src/osg/ClusterCullingCallback.cpp
@@ -172,7 +172,7 @@ bool ClusterCullingCallback::cull(osg::NodeVisitor* nv, osg::Drawable* , osg::St
         return false;
     }
     
-    osg::Vec3 eye_cp = nv->getEyePoint() - _controlPoint;
+    osg::Vec3 eye_cp = nv->getViewPoint() - _controlPoint;
     float radius = eye_cp.length();
     
     if (radius<_radius)