From b2f5a48c15c8f7c31b9d19a7c1ad47eeda477fe6 Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Mon, 7 Nov 2005 13:54:25 +0000
Subject: [PATCH] From Marco Jez, Added an unregister of the
 GraphicsContextImplement on unload.

---
 src/osgProducer/GraphicsContextImplementation.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/osgProducer/GraphicsContextImplementation.cpp b/src/osgProducer/GraphicsContextImplementation.cpp
index d1f416bc0..0303bfb62 100644
--- a/src/osgProducer/GraphicsContextImplementation.cpp
+++ b/src/osgProducer/GraphicsContextImplementation.cpp
@@ -34,6 +34,11 @@ namespace osgProducer
         {
             osg::GraphicsContext::setCreateGraphicsContextCallback(new MyCreateGraphicContexCallback);
         }
+        
+        ~RegisterCreateGraphicsContextCallbackProxy()
+        {
+            osg::GraphicsContext::setCreateGraphicsContextCallback(0);
+        }
     };
     
     RegisterCreateGraphicsContextCallbackProxy createGraphicsContextCallbackProxy;