Hi, dynamic_cast<osg::nodecallback * > (*_oceanSurface->getCullCallback()) (_oceanSurface.get(), &nv);
still showing error .How can i do ? ... Thank you! Cheers, Rambabu ------------------ Read this topic online here: http://forum.openscenegraph.org/viewtopic.php?p=69486#69486 _______________________________________________ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org