-double
-GainControl::get_value() const
-{
- Glib::Threads::Mutex::Lock sm (master_lock, Glib::Threads::TRY_LOCK);
-
- if (sm.locked()) {
- if (_masters.empty()) {
- return AutomationControl::get_value();
- }
- return AutomationControl::get_value() * get_master_gain ();
- } else {
- /* could not take lock */
- return AutomationControl::get_value ();
- }
-}
-
-void
-GainControl::set_value (double val, PBD::Controllable::GroupControlDisposition group_override)
-{
- if (writable()) {
- _set_value (val, group_override);
- }
-}
-
-void
-GainControl::set_value_unchecked (double val)
-{
- /* used only automation playback */
- _set_value (val, Controllable::NoGroup);
-}
-
-void
-GainControl::_set_value (double val, Controllable::GroupControlDisposition group_override)
-{
- AutomationControl::set_value (std::max (std::min (val, (double)_desc.upper), (double)_desc.lower), group_override);
- _session.set_dirty ();
-}
-