Empty () {}
Empty (boost::shared_ptr<const Film> film, std::list<boost::shared_ptr<Piece> > pieces, boost::function<bool (boost::shared_ptr<Piece>)> part);
Empty () {}
Empty (boost::shared_ptr<const Film> film, std::list<boost::shared_ptr<Piece> > pieces, boost::function<bool (boost::shared_ptr<Piece>)> part);
private:
friend struct ::empty_test1;
friend struct ::empty_test2;
friend struct ::player_subframe_test;
private:
friend struct ::empty_test1;
friend struct ::empty_test2;
friend struct ::player_subframe_test;