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rename ParameterChanged signal in Plugin to ParameterChangedExternally to reflect its intent, and clean up the result.

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The signal exists to notify listeners that something outside of the host's control (e.g. a plugin's own GUI for AU or VST)
has modified a plugin parameter. Previous code had strange feedback loops and ambiguous semantics.

Significant modification of LV2 GUI updating was required.

Still to be tested for feedback loop issues: AudioUnits
This commit is contained in:
Paul Davis 2015-10-20 09:07:51 -04:00
parent f1a6d7816d
commit 336b2eb9a4
11 changed files with 115 additions and 106 deletions
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1
gtk2_ardour/plugin_ui.h
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@ -170,7 +170,6 @@ class PlugUIBase : public virtual sigc::trackable, public PBD::ScopedConnectionL
void processor_active_changed (boost::weak_ptr<ARDOUR::Processor> p);
void plugin_going_away ();
void automation_state_changed ();
virtual void parameter_changed (uint32_t, float);
void preset_added_or_removed ();
void update_preset_modified ();