Optimize plugin-processing for non-automated params

[ardour.git] / libs / ardour / ardour / midi_scene_changer.h

diff --git a/libs/ardour/ardour/midi_scene_changer.h b/libs/ardour/ardour/midi_scene_changer.h
index e2c62a2656edfa8d799d44a2f1a19504a73da5c7..cc9553aab8a7e73718b17c911d86f6ee7fdcfc4a 100644 (file)
--- a/libs/ardour/ardour/midi_scene_changer.h
+++ b/libs/ardour/ardour/midi_scene_changer.h
@@ -27,45 +27,55 @@
 namespace ARDOUR
 {
 
+class MIDISceneChange;
+
 class MIDISceneChanger : public SceneChanger
 {
     public:
        MIDISceneChanger (Session&);
        ~MIDISceneChanger ();
 
-       void run (framepos_t start, framepos_t end);
-       void set_input_port (MIDI::Port*);
+       void run (samplepos_t start, samplepos_t end);
+       void set_input_port (boost::shared_ptr<MidiPort>);
        void set_output_port (boost::shared_ptr<MidiPort>);
 
-       uint8_t bank_at (framepos_t, uint8_t channel);
-       uint8_t program_at (framepos_t, uint8_t channel);
+       uint8_t bank_at (samplepos_t, uint8_t channel);
+       uint8_t program_at (samplepos_t, uint8_t channel);
 
        void set_recording (bool);
-       void locate (framepos_t);
+       void locate (samplepos_t);
+
+       /** Signal emitted whenever any relevant MIDI input is detected.
+        */
+       PBD::Signal0<void> MIDIInputActivity;
+
+       /** Signal emitted whenever any relevant MIDI output is sent.
+        */
+       PBD::Signal0<void> MIDIOutputActivity;
 
     private:
-       typedef std::multimap<framepos_t,boost::shared_ptr<MIDISceneChange> > Scenes;
+       typedef std::multimap<samplepos_t,boost::shared_ptr<MIDISceneChange> > Scenes;
 
-       MIDI::Port* input_port;
+       boost::shared_ptr<MidiPort> input_port;
        boost::shared_ptr<MidiPort> output_port;
        Glib::Threads::RWLock scene_lock;
        Scenes scenes;
        bool _recording;
-       framepos_t last_bank_message_time;
-       framepos_t last_program_message_time;
+       bool have_seen_bank_changes;
+       samplepos_t last_program_message_time;
        unsigned short current_bank;
        int last_delivered_program;
        int last_delivered_bank;
 
-       void gather ();
+       void gather (const Locations::LocationList&);
        bool recording () const;
        void jump_to (int bank, int program);
-       void rt_deliver (MidiBuffer&, framepos_t, boost::shared_ptr<MIDISceneChange>);
+       void rt_deliver (MidiBuffer&, samplepos_t, boost::shared_ptr<MIDISceneChange>);
        void non_rt_deliver (boost::shared_ptr<MIDISceneChange>);
 
        void bank_change_input (MIDI::Parser&, unsigned short, int channel);
        void program_change_input (MIDI::Parser&, MIDI::byte, int channel);
-       void locations_changed (Locations::Change);
+       void locations_changed ();
 
        PBD::ScopedConnectionList incoming_connections;
 };