#include <vector>
#include <list>
+#include <boost/utility.hpp>
+
#include "ardour/ardour.h"
-#include "ardour/playlist.h"
+#include "ardour/midi_cursor.h"
+#include "ardour/midi_model.h"
#include "ardour/midi_state_tracker.h"
+#include "ardour/note_fixer.h"
+#include "ardour/playlist.h"
+#include "evoral/Note.hpp"
#include "evoral/Parameter.hpp"
+namespace Evoral {
+template<typename Time> class EventSink;
+class Beats;
+}
+
namespace ARDOUR
{
-class Session;
+class BeatsSamplesConverter;
+class MidiChannelFilter;
class MidiRegion;
+class Session;
class Source;
+
template<typename T> class MidiRingBuffer;
class LIBARDOUR_API MidiPlaylist : public ARDOUR::Playlist
MidiPlaylist (Session&, const XMLNode&, bool hidden = false);
MidiPlaylist (Session&, std::string name, bool hidden = false);
MidiPlaylist (boost::shared_ptr<const MidiPlaylist> other, std::string name, bool hidden = false);
- MidiPlaylist (boost::shared_ptr<const MidiPlaylist> other, framepos_t start, framecnt_t cnt,
- std::string name, bool hidden = false);
+
+ /** This constructor does NOT notify others (session) */
+ MidiPlaylist (boost::shared_ptr<const MidiPlaylist> other,
+ samplepos_t start,
+ samplecnt_t cnt,
+ std::string name,
+ bool hidden = false);
~MidiPlaylist ();
- framecnt_t read (Evoral::EventSink<framepos_t>& buf,
- framepos_t start, framecnt_t cnt, uint32_t chan_n = 0);
+ /** Read a range from the playlist into an event sink.
+ *
+ * @param buf Destination for events.
+ * @param start First sample of read range.
+ * @param cnt Number of samples in read range.
+ * @param loop_range If non-null, all event times will be mapped into this loop range.
+ * @param chan_n Must be 0 (this is the audio-style "channel", where each
+ * channel is backed by a separate region, not MIDI channels, which all
+ * exist in the same region and are not handled here).
+ * @return The number of samples read (time, not an event count).
+ */
+ samplecnt_t read (Evoral::EventSink<samplepos_t>& buf,
+ samplepos_t start,
+ samplecnt_t cnt,
+ Evoral::Range<samplepos_t>* loop_range,
+ uint32_t chan_n = 0,
+ MidiChannelFilter* filter = NULL);
int set_state (const XMLNode&, int version);
bool destroy_region (boost::shared_ptr<Region>);
+ void _split_region (boost::shared_ptr<Region>, const MusicSample& position);
void set_note_mode (NoteMode m) { _note_mode = m; }
std::set<Evoral::Parameter> contained_automation();
- void clear_note_trackers ();
+ /** Handle a region edit during read.
+ *
+ * This must be called before the command is applied to the model. Events
+ * are injected into the playlist output to compensate for edits to active
+ * notes and maintain coherent output and tracker state.
+ */
+ void region_edited(boost::shared_ptr<Region> region,
+ const MidiModel::NoteDiffCommand* cmd);
+
+ /** Clear all note trackers. */
+ void reset_note_trackers ();
+
+ /** Resolve all pending notes and clear all note trackers.
+ *
+ * @param dst Sink to write note offs to.
+ * @param time Time stamp of all written note offs.
+ */
+ void resolve_note_trackers (Evoral::EventSink<samplepos_t>& dst, samplepos_t time);
protected:
-
void remove_dependents (boost::shared_ptr<Region> region);
+ void region_going_away (boost::weak_ptr<Region> region);
private:
- void dump () const;
+ typedef Evoral::Note<Temporal::Beats> Note;
+ typedef Evoral::Event<samplepos_t> Event;
- bool region_changed (const PBD::PropertyChange&, boost::shared_ptr<Region>);
+ struct RegionTracker : public boost::noncopyable {
+ MidiCursor cursor; ///< Cursor (iterator and read state)
+ MidiStateTracker tracker; ///< Active note tracker
+ NoteFixer fixer; ///< Edit compensation
+ };
- NoteMode _note_mode;
+ typedef std::map< Region*, boost::shared_ptr<RegionTracker> > NoteTrackers;
- typedef std::map<Region*,MidiStateTracker*> NoteTrackers;
- NoteTrackers _note_trackers;
+ void dump () const;
+ NoteTrackers _note_trackers;
+ NoteMode _note_mode;
+ samplepos_t _read_end;
};
} /* namespace ARDOUR */