Further work on trying to get glGenerateMipMapEXT working in conjunction with

frame buffer objects.  Still don't work under Linux yet through :-|

include/osg/FrameBufferObject

@@ -263,6 +263,7 @@ namespace osg
 
         FrameBufferAttachment &operator = (const FrameBufferAttachment &copy);        
 
+        void createRequiredTexturesAndApplyGenerateMipMap(State &state, const FBOExtensions* ext) const;
         void attach(State &state, GLenum attachment_point, const FBOExtensions* ext) const;
         int compare(const FrameBufferAttachment &fa) const;