made removeExpiredSubgraphs virtual.

2005-08-25 18:18:27 +00:00
parent d154c2a4cd
commit 5f27216e7e
1 changed files with 1 additions and 1 deletions
--- a/include/osgDB/DatabasePager
+++ b/include/osgDB/DatabasePager
@@ -285,7 +285,7 @@ class OSGDB_EXPORT DatabasePager : public osg::NodeVisitor::DatabaseRequestHandl
        /** Iterate through the active PagedLOD nodes children removing 
          * children which havn't been visited since specified expiryTime.
          * note, should be only be called from the update thread. */
-        void removeExpiredSubgraphs(double currentFrameTime);
+        virtual void removeExpiredSubgraphs(double currentFrameTime);

        /** Add the loaded data to the scene graph.*/
        void addLoadedDataToSceneGraph(double currentFrameTime);