Set up fader for audio / MIDI when the fader position
changes (part of #4233). git-svn-id: svn://localhost/ardour2/branches/3.0@10011 d708f5d6-7413-0410-9779-e7cbd77b26cf
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@ -186,21 +186,14 @@ GainMeterBase::set_controls (boost::shared_ptr<Route> r,
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level_meter->set_meter (pm.get());
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gain_slider->set_controllable (amp->gain_control());
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if (!_route || _route->output()->n_ports().n_midi() == 0) {
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_is_midi = false;
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gain_adjustment.set_lower (0.0);
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gain_adjustment.set_upper (1.0);
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gain_adjustment.set_step_increment (0.01);
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gain_adjustment.set_page_increment (0.1);
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} else {
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_is_midi = true;
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gain_adjustment.set_lower (0.0);
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gain_adjustment.set_upper (2.0);
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gain_adjustment.set_step_increment (0.05);
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gain_adjustment.set_page_increment (0.1);
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gain_slider->set_default_value (1);
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if (amp) {
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amp->ConfigurationChanged.connect (
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model_connections, invalidator (*this), ui_bind (&GainMeterBase::setup_gain_adjustment, this), gui_context ()
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);
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}
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setup_gain_adjustment ();
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if (!_route || !_route->is_hidden()) {
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using namespace Menu_Helpers;
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@ -238,6 +231,42 @@ GainMeterBase::set_controls (boost::shared_ptr<Route> r,
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update_gain_sensitive ();
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}
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void
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GainMeterBase::setup_gain_adjustment ()
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{
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if (!_amp) {
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return;
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}
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if (_previous_amp_output_streams == _amp->output_streams ()) {
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return;
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}
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ignore_toggle = true;
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if (_amp->output_streams().n_midi() == 0) {
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_is_midi = false;
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gain_adjustment.set_lower (0.0);
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gain_adjustment.set_upper (1.0);
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gain_adjustment.set_step_increment (0.01);
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gain_adjustment.set_page_increment (0.1);
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gain_slider->set_default_value (gain_to_slider_position (1));
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} else {
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_is_midi = true;
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gain_adjustment.set_lower (0.0);
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gain_adjustment.set_upper (2.0);
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gain_adjustment.set_step_increment (0.05);
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gain_adjustment.set_page_increment (0.1);
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gain_slider->set_default_value (1);
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}
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ignore_toggle = false;
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effective_gain_display ();
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_previous_amp_output_streams = _amp->output_streams ();
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}
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void
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GainMeterBase::hide_all_meters ()
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{
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@ -413,9 +442,9 @@ GainMeterBase::gain_adjusted ()
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void
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GainMeterBase::effective_gain_display ()
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{
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gfloat value;
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float value;
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if (!_route || _route->output()->n_ports().n_midi() == 0) {
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if (!_is_midi) {
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value = gain_to_slider_position_with_max (_amp->gain(), Config->get_max_gain());
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} else {
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value = _amp->gain ();
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@ -123,6 +123,8 @@ class GainMeterBase : virtual public sigc::trackable, ARDOUR::SessionHandlePtr
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void gain_automation_state_changed();
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void gain_automation_style_changed();
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void setup_gain_adjustment ();
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std::string astate_string (ARDOUR::AutoState);
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std::string short_astate_string (ARDOUR::AutoState);
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std::string _astate_string (ARDOUR::AutoState, bool);
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@ -179,6 +181,7 @@ class GainMeterBase : virtual public sigc::trackable, ARDOUR::SessionHandlePtr
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bool color_changed;
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void color_handler(bool);
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bool _is_midi;
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ARDOUR::ChanCount _previous_amp_output_streams;
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};
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class GainMeter : public GainMeterBase, public Gtk::VBox
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