-
- virtual const Evoral::TimeConverter<double, nframes_t>& time_converter() const {
- return Evoral::IdentityConverter<double, nframes_t>();
- }
-
- Flag flags() const { return _flags; }
+
+ Glib::Threads::Mutex& mutex() { return _lock; }
+ Flag flags() const { return _flags; }
+
+ virtual void inc_use_count ();
+ virtual void dec_use_count ();
+ int use_count() const { return g_atomic_int_get (const_cast<gint*>(&_use_count)); }
+ bool used() const { return use_count() > 0; }
+ uint32_t level() const { return _level; }
+
+ std::string ancestor_name() { return _ancestor_name.empty() ? name() : _ancestor_name; }
+ void set_ancestor_name(const std::string& name) { _ancestor_name = name; }