X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fardour%2Fmidi_model.h;h=e959535a36798f90c9aedfffe2d6806f370d0e0e;hb=f25d9b122046d9ccf81108afc2fb466a32f9cbcc;hp=61b39c914299d4016a0a92771f2d4555a99a0b49;hpb=466500fdaf25b57ba7c99ffe7a78364212be8e40;p=ardour.git diff --git a/libs/ardour/ardour/midi_model.h b/libs/ardour/ardour/midi_model.h index 61b39c9142..e959535a36 100644 --- a/libs/ardour/ardour/midi_model.h +++ b/libs/ardour/ardour/midi_model.h @@ -18,7 +18,7 @@ */ -#ifndef __ardour_midi_model_h__ +#ifndef __ardour_midi_model_h__ #define __ardour_midi_model_h__ #include @@ -26,194 +26,163 @@ #include #include #include -#include -#include -#include -#include -#include -#include +#include "pbd/command.h" +#include "ardour/types.h" +#include "ardour/midi_buffer.h" +#include "ardour/midi_ring_buffer.h" +#include "ardour/automatable_sequence.h" +#include "ardour/types.h" +#include "evoral/Note.hpp" +#include "evoral/Sequence.hpp" namespace ARDOUR { class Session; class MidiSource; - -// x , y -typedef std::pair, std::pair > - MidiControlIterator; - -/** This is a slightly higher level (than MidiBuffer) model of MIDI note data. - * Currently it only represents note data, which is represented as complete - * note events (ie with a start time and a duration) rather than separate - * note on and off events (controller data is not here since it's represented - * as an AutomationList) +/** This is a higher level (than MidiBuffer) model of MIDI data, with separate + * representations for notes (instead of just unassociated note on/off events) + * and controller data. Controller data is represented as part of the + * Automatable base (i.e. in a map of AutomationList, keyed by Parameter). + * Because of this MIDI controllers and automatable controllers/widgets/etc + * are easily interchangeable. */ -class MidiModel : public boost::noncopyable, public Automatable { +class MidiModel : public AutomatableSequence { public: - MidiModel(Session& s, size_t size=0); - - // This is crap. - void write_lock() { _lock.writer_lock(); _automation_lock.lock(); } - void write_unlock() { _lock.writer_unlock(); _automation_lock.unlock(); } - void read_lock() const { _lock.reader_lock(); /*_automation_lock.lock();*/ } - void read_unlock() const { _lock.reader_unlock(); /*_automation_lock.unlock();*/ } + typedef Evoral::MusicalTime TimeType; - void clear() { _notes.clear(); } + MidiModel(MidiSource* s); - NoteMode note_mode() const { return _note_mode; } - void set_note_mode(NoteMode mode) { _note_mode = mode; } + NoteMode note_mode() const { return (percussive() ? Percussive : Sustained); } + void set_note_mode(NoteMode mode) { set_percussive(mode == Percussive); }; - void start_write(); - bool writing() const { return _writing; } - void end_write(bool delete_stuck=false); + class DiffCommand : public Command { + public: + enum Property { + NoteNumber, + Velocity, + StartTime, + Length, + Channel + }; - size_t read (MidiRingBuffer& dst, nframes_t start, nframes_t nframes, nframes_t stamp_offset) const; + DiffCommand (boost::shared_ptr m, const std::string& name); + DiffCommand (boost::shared_ptr m, const XMLNode& node); - /** Resizes vector if necessary (NOT realtime safe) */ - void append(const MidiEvent& ev); - - inline const boost::shared_ptr note_at(unsigned i) const { return _notes[i]; } - inline const boost::shared_ptr note_at(unsigned i) { return _notes[i]; } + const std::string& name() const { return _name; } - inline size_t n_notes() const { return _notes.size(); } - inline bool empty() const { return _notes.size() == 0 && _controls.size() == 0; } + void operator()(); + void undo(); - /* FIXME: use better data structure */ - typedef std::vector< boost::shared_ptr > Notes; - - inline static bool note_time_comparator (const boost::shared_ptr a, - const boost::shared_ptr b) { - return a->time() < b->time(); - } - - struct LaterNoteEndComparator { - typedef const Note* value_type; - inline bool operator()(const boost::shared_ptr a, - const boost::shared_ptr b) const { - return a->end_time() > b->end_time(); - } - }; + int set_state (const XMLNode&, int version); + XMLNode& get_state (); - inline Notes& notes() { return _notes; } - inline const Notes& notes() const { return _notes; } - - /** Add/Remove notes. - * Technically all operations can be implemented as one of these. - */ - class DeltaCommand : public Command - { - public: - DeltaCommand (MidiModel& m, const std::string& name) - : Command(name), _model(m), _name(name) {} - //DeltaCommand (MidiModel&, const XMLNode& node); + void add (const NotePtr note); + void remove (const NotePtr note); + void side_effect_remove (const NotePtr note); - const std::string& name() const { return _name; } - - void operator()(); - void undo(); - - /*int set_state (const XMLNode&); - XMLNode& get_state ();*/ - - void add(const boost::shared_ptr note); - void remove(const boost::shared_ptr note); - - private: - MidiModel& _model; - const std::string _name; - std::list< boost::shared_ptr > _added_notes; - std::list< boost::shared_ptr > _removed_notes; + void change (const NotePtr note, Property prop, uint8_t new_value); + void change (const NotePtr note, Property prop, TimeType new_time); + + bool adds_or_removes() const { + return !_added_notes.empty() || !_removed_notes.empty(); + } + + DiffCommand& operator+= (const DiffCommand& other); + boost::shared_ptr model() const { return _model; } + + private: + boost::shared_ptr _model; + const std::string _name; + + struct NoteChange { + DiffCommand::Property property; + NotePtr note; + union { + uint8_t old_value; + TimeType old_time; + }; + union { + uint8_t new_value; + TimeType new_time; + }; + }; + + typedef std::list ChangeList; + ChangeList _changes; + + typedef std::list< boost::shared_ptr< Evoral::Note > > NoteList; + NoteList _added_notes; + NoteList _removed_notes; + + std::set side_effect_removals; + + XMLNode &marshal_change(const NoteChange&); + NoteChange unmarshal_change(XMLNode *xml_note); + + XMLNode &marshal_note(const NotePtr note); + NotePtr unmarshal_note(XMLNode *xml_note); }; - MidiModel::DeltaCommand* new_delta_command(const std::string name="midi edit"); - void apply_command(Command* cmd); + MidiModel::DiffCommand* new_diff_command(const std::string name="midi edit"); + void apply_command(Session& session, Command* cmd); + void apply_command_as_subcommand(Session& session, Command* cmd); - bool edited() const { return _edited; } - void set_edited(bool yn) { _edited = yn; } + bool sync_to_source (); bool write_to(boost::shared_ptr source); - - // MidiModel doesn't use the normal AutomationList serialisation code, as CC data is in the .mid + bool write_section_to (boost::shared_ptr source, Evoral::MusicalTime begin = Evoral::MinMusicalTime, + Evoral::MusicalTime end = Evoral::MaxMusicalTime); + + // MidiModel doesn't use the normal AutomationList serialisation code + // since controller data is stored in the .mid XMLNode& get_state(); int set_state(const XMLNode&) { return 0; } - sigc::signal ContentsChanged; - - /** Read iterator */ - class const_iterator { - public: - const_iterator(const MidiModel& model, double t); - ~const_iterator(); - - inline bool locked() const { return _locked; } - - const MidiEvent& operator*() const { return _event; } - const MidiEvent* operator->() const { return &_event; } - - const const_iterator& operator++(); // prefix only - bool operator==(const const_iterator& other) const; - bool operator!=(const const_iterator& other) const { return ! operator==(other); } - - const_iterator& operator=(const const_iterator& other); - - private: - friend class MidiModel; - - const MidiModel* _model; - MidiEvent _event; - - typedef std::priority_queue< - boost::shared_ptr, std::deque< boost::shared_ptr >, - LaterNoteEndComparator> - ActiveNotes; - - mutable ActiveNotes _active_notes; - - bool _is_end; - bool _locked; - Notes::const_iterator _note_iter; - std::vector _control_iters; - std::vector::iterator _control_iter; - }; - - const_iterator begin() const { return const_iterator(*this, 0); } - const const_iterator& end() const { return _end_iter; } - -private: - friend class DeltaCommand; - void add_note_unlocked(const boost::shared_ptr note); - void remove_note_unlocked(const boost::shared_ptr note); + PBD::Signal0 ContentsChanged; - friend class const_iterator; - bool control_to_midi_event(MidiEvent& ev, const MidiControlIterator& iter) const; + const MidiSource* midi_source() const { return _midi_source; } + void set_midi_source (MidiSource *); -#ifndef NDEBUG - bool is_sorted() const; -#endif + boost::shared_ptr > find_note (NotePtr); + boost::shared_ptr > find_note (gint note_id); - void append_note_on_unlocked(uint8_t chan, double time, uint8_t note, uint8_t velocity); - void append_note_off_unlocked(uint8_t chan, double time, uint8_t note); - void append_cc_unlocked(uint8_t chan, double time, uint8_t number, uint8_t value); + InsertMergePolicy insert_merge_policy () const; + void set_insert_merge_policy (InsertMergePolicy); - mutable Glib::RWLock _lock; + boost::shared_ptr control_factory(const Evoral::Parameter& id); - Notes _notes; - NoteMode _note_mode; - - typedef std::vector WriteNotes; - WriteNotes _write_notes[16]; - bool _writing; - bool _edited; +protected: + int resolve_overlaps_unlocked (const NotePtr, void* arg = 0); + +private: + struct WriteLockImpl : public AutomatableSequence::WriteLockImpl { + WriteLockImpl(Glib::Mutex::Lock* source_lock, Glib::RWLock& s, Glib::Mutex& c) + : AutomatableSequence::WriteLockImpl(s, c) + , source_lock(source_lock) + {} + ~WriteLockImpl() { + delete source_lock; + } + Glib::Mutex::Lock* source_lock; + }; - const const_iterator _end_iter; +public: + virtual WriteLock edit_lock(); + virtual WriteLock write_lock(); - mutable nframes_t _next_read; - mutable const_iterator _read_iter; +private: + friend class DeltaCommand; + + void source_interpolation_changed (Evoral::Parameter, Evoral::ControlList::InterpolationStyle); + void source_automation_state_changed (Evoral::Parameter, AutoState); + void control_list_interpolation_changed (Evoral::Parameter, Evoral::ControlList::InterpolationStyle); + void automation_list_automation_state_changed (Evoral::Parameter, AutoState); + + PBD::ScopedConnectionList _midi_source_connections; - typedef std::priority_queue< - boost::shared_ptr, std::deque< boost::shared_ptr >, - LaterNoteEndComparator> - ActiveNotes; + // We cannot use a boost::shared_ptr here to avoid a retain cycle + MidiSource* _midi_source; + InsertMergePolicy _insert_merge_policy; }; } /* namespace ARDOUR */