From 432654bde8994c219513603ca75f515a0aec3446 Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Fri, 1 Nov 2002 12:11:23 +0000
Subject: [PATCH] Added handled of invlid drawable bounding boxes.

---
 src/osgUtil/CullVisitor.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/osgUtil/CullVisitor.cpp b/src/osgUtil/CullVisitor.cpp
index 5055ce694..974f64049 100644
--- a/src/osgUtil/CullVisitor.cpp
+++ b/src/osgUtil/CullVisitor.cpp
@@ -276,13 +276,14 @@ void CullVisitor::apply(Geode& node)
         }
 
 
-        if (_computeNearFar) updateCalculatedNearFar(matrix,*drawable);
+        if (_computeNearFar && bb.valid()) updateCalculatedNearFar(matrix,*drawable);
 
         // push the geoset's state on the geostate stack.    
         StateSet* stateset = drawable->getStateSet();
         if (stateset) pushStateSet(stateset);
 
-        addDrawableAndDepth(drawable,&matrix,distance(drawable->getBound().center(),matrix));
+        if (bb.valid()) addDrawableAndDepth(drawable,&matrix,distance(bb.center(),matrix));
+	else addDrawableAndDepth(drawable,&matrix,0.0f);
 
         if (stateset) popStateSet();