- subsystem_mgr->remove("aircraft-model");
- subsystem_mgr->remove("tile-manager");
- subsystem_mgr->remove("model-manager");
- _tile_mgr.clear();
-
- osg::ref_ptr<osgViewer::Viewer> vw(renderer->getViewer());
- if (vw) {
- // https://code.google.com/p/flightgear-bugs/issues/detail?id=1291
- // explicitly stop trheading before we delete the renderer or
- // viewMgr (which ultimately holds refs to the CameraGroup, and
- // GraphicsContext)
- vw->stopThreading();
- }
-