#ifndef OSG_SCENE
#define OSG_SCENE 1

#include <osg/Group>
#include <osg/GeoState>

namespace osg {

/** The top level group node in a scene graph. */
class SG_EXPORT Scene :  public Group
{
    public :
        Scene();

        virtual Object* clone() const { return new Scene(); }
        virtual bool isSameKindAs(Object* obj) { return dynamic_cast<Scene*>(obj)!=NULL; }
        virtual const char* className() const { return "Scene"; }
        virtual void accept(NodeVisitor& nv) { nv.apply(*this); }

        /** set the scene's GeoState.*/
        void setGState(osg::GeoState* gstate);

        /** return the scene's GeoState.*/
        osg::GeoState* getGState() { return _gstate; }

    protected :

        virtual ~Scene();

        virtual bool readLocalData(Input& fr);
        virtual bool writeLocalData(Output& fw);

        osg::GeoState* _gstate;

};

};

#endif