X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FScripting%2FNasalModelData.hxx;h=dbe59b76132207d276039c0d7b39cee46a033645;hb=3b23892ccf9c33d05fa642e025c5bdba739bba3b;hp=8c8b13d6e1dd2e52f0996c414a7505aff25314e6;hpb=eba03b5e469824ee8f1494723fcddbbc56155a08;p=flightgear.git

diff --git a/src/Scripting/NasalModelData.hxx b/src/Scripting/NasalModelData.hxx
index 8c8b13d6e..dbe59b761 100644
--- a/src/Scripting/NasalModelData.hxx
+++ b/src/Scripting/NasalModelData.hxx
@@ -67,7 +67,7 @@ private:
     std::string _module, _path;
     SGPropertyNode_ptr _root, _prop;
     SGConstPropertyNode_ptr _load, _unload;
-    osg::Node *_branch;
+    osg::ref_ptr<osg::Node> _branch;
     unsigned int _module_id;
 };
 
@@ -89,6 +89,8 @@ public:
                       SGPropertyNode *prop,
                       osg::Node *branch );
     
+    virtual FGNasalModelDataProxy* clone() const { return new FGNasalModelDataProxy(_root); }
+
 protected:
     SGPropertyNode_ptr _root;
     FGNasalModelDataRef _data;