Added missing .get() to fix build when compiling with no automatic type convention in ref_ptr<>
Added missing .get() to fix build when compiling with no automatic type convention in ref_ptr<>


stmh/osg,omega-hub/osg,ntoand/osg,artoolkit/osg,ghub/osg,koshman86/osg,XiaoCC/osg,omega-hub/osg,ghub/osg,ntoand/osg,XiaoCC/osg,artoolkit/osg,artoolkit/osg,ntoand/osg,artoolkit/osg,XiaoCC/osg,stmh/osg,koshman86/osg,ghub/osg,ghub/osg,omega-hub/osg,koshman86/osg,omega-hub/osg,XiaoCC/osg,koshman86/osg,stmh/osg,stmh/osg,ntoand/osg,XiaoCC/osg,stmh/osg