X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fardour%2Fmidi_state_tracker.h;h=9720649a1086c5e5b60a5aceadc3db8daa1d0fd8;hb=90172686b92b53cc5ab1d60c0e6daecb65d17d3d;hp=f5a44788dba3a26ac54b3620d06f5c125a09a0ee;hpb=bb9cc45cd22af67ac275a5e73accbe14fee664d8;p=ardour.git

diff --git a/libs/ardour/ardour/midi_state_tracker.h b/libs/ardour/ardour/midi_state_tracker.h
index f5a44788db..9720649a10 100644
--- a/libs/ardour/ardour/midi_state_tracker.h
+++ b/libs/ardour/ardour/midi_state_tracker.h
@@ -21,11 +21,14 @@
 #define __ardour_midi_state_tracker_h__
 
 #include <bitset>
-
 #include "ardour/midi_buffer.h"
 
-namespace ARDOUR {
+namespace Evoral {
+template <typename T> class EventSink;
+}
 
+namespace ARDOUR {
+class MidiSource;
 
 /** Tracks played notes, so they can be resolved in potential stuck note
  * situations (e.g. looping, transport stop, etc).
@@ -36,14 +39,24 @@ public:
 	MidiStateTracker();
 
 	void track (const MidiBuffer::iterator& from, const MidiBuffer::iterator& to, bool& looped);
-	void resolve_notes (MidiBuffer& buffer, nframes_t time);
+	void add (uint8_t note, uint8_t chn);
+	void remove (uint8_t note, uint8_t chn);
+	void resolve_notes (MidiBuffer& buffer, framepos_t time);
+	void resolve_notes (Evoral::EventSink<nframes_t>& buffer, framepos_t time);
+	void resolve_notes (MidiSource& src, Evoral::MusicalTime time);
 	void dump (std::ostream&);
 	void reset ();
+	bool empty() const { return _on == 0; }
+	uint16_t on() const { return _on; }
+        bool active (uint8_t note, uint8_t channel) { 
+                return _active_notes[(channel*128)+note] > 0;
+        }
 
 private:
 	void track_note_onoffs(const Evoral::MIDIEvent<MidiBuffer::TimeType>& event);
 
-	uint8_t _active_notes[128*16];
+	uint8_t  _active_notes[128*16];
+	uint16_t _on;
 };