/*
- Copyright (C) 2007 Paul Davis
- Written by Dave Robillard, 2007
+ Copyright (C) 2007 Paul Davis
+ Author: Dave Robillard
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#define __STDC_LIMIT_MACROS 1
+*/
+#include <set>
#include <iostream>
#include <algorithm>
#include <stdexcept>
#include <stdint.h>
-#include <pbd/enumwriter.h>
-#include <midi++/events.h>
+#include "pbd/error.h"
+#include "pbd/enumwriter.h"
+#include "midi++/events.h"
-#include <ardour/midi_model.h>
-#include <ardour/midi_source.h>
-#include <ardour/types.h>
-#include <ardour/session.h>
+#include "ardour/midi_model.h"
+#include "ardour/midi_source.h"
+#include "ardour/midi_state_tracker.h"
+#include "ardour/smf_source.h"
+#include "ardour/types.h"
+#include "ardour/session.h"
using namespace std;
using namespace ARDOUR;
+using namespace PBD;
-void MidiModel::write_lock() {
- _lock.writer_lock();
- _automation_lock.lock();
-}
-
-void MidiModel::write_unlock() {
- _lock.writer_unlock();
- _automation_lock.unlock();
+MidiModel::MidiModel(MidiSource* s)
+ : AutomatableSequence<TimeType>(s->session())
+ , _midi_source (0)
+{
+ set_midi_source (s);
}
-void MidiModel::read_lock() const {
- _lock.reader_lock();
- /*_automation_lock.lock();*/
+/** Start a new Diff command.
+ *
+ * This has no side-effects on the model or Session, the returned command
+ * can be held on to for as long as the caller wishes, or discarded without
+ * formality, until apply_command is called and ownership is taken.
+ */
+MidiModel::DiffCommand*
+MidiModel::new_diff_command(const string name)
+{
+ DiffCommand* cmd = new DiffCommand(_midi_source->model(), name);
+ return cmd;
}
-void MidiModel::read_unlock() const {
- _lock.reader_unlock();
- /*_automation_lock.unlock();*/
+/** Apply a command.
+ *
+ * Ownership of cmd is taken, it must not be deleted by the caller.
+ * The command will constitute one item on the undo stack.
+ */
+void
+MidiModel::apply_command(Session& session, Command* cmd)
+{
+ session.begin_reversible_command(cmd->name());
+ (*cmd)();
+ session.commit_reversible_command(cmd);
+ set_edited(true);
}
-// Read iterator (const_iterator)
-
-MidiModel::const_iterator::const_iterator(const MidiModel& model, double t)
- : _model(&model)
- , _is_end( (t == DBL_MAX) || model.empty() )
- , _locked( !_is_end )
+/** Apply a command as part of a larger reversible transaction
+ *
+ * Ownership of cmd is taken, it must not be deleted by the caller.
+ * The command will constitute one item on the undo stack.
+ */
+void
+MidiModel::apply_command_as_subcommand(Session& session, Command* cmd)
{
- //cerr << "Created MIDI iterator @ " << t << " (is end: " << _is_end << ")" << endl;
-
- if (_is_end) {
- return;
- }
-
- model.read_lock();
-
- _note_iter = model.notes().end();
- // find first note which begins after t
- for (MidiModel::Notes::const_iterator i = model.notes().begin(); i != model.notes().end(); ++i) {
- if ((*i)->time() >= t) {
- _note_iter = i;
- break;
- }
- }
-
- MidiControlIterator earliest_control(boost::shared_ptr<AutomationList>(), DBL_MAX, 0.0);
-
- _control_iters.reserve(model.controls().size());
-
- // find the earliest control event available
- for (Automatable::Controls::const_iterator i = model.controls().begin();
- i != model.controls().end(); ++i) {
-
- assert(
- i->first.type() == MidiCCAutomation ||
- i->first.type() == MidiPgmChangeAutomation ||
- i->first.type() == MidiPitchBenderAutomation ||
- i->first.type() == MidiChannelAftertouchAutomation);
-
- double x, y;
- bool ret = i->second->list()->rt_safe_earliest_event_unlocked(t, DBL_MAX, x, y);
- if (!ret) {
- //cerr << "MIDI Iterator: CC " << i->first.id() << " (size " << i->second->list()->size()
- // << ") has no events past " << t << endl;
- continue;
- }
-
- assert(x >= 0);
-
- if (y < i->first.min() || y > i->first.max()) {
- cerr << "ERROR: Controller (" << i->first.to_string() << ") value '" << y
- << "' out of range [" << i->first.min() << "," << i->first.max()
- << "], event ignored" << endl;
- continue;
- }
-
- const MidiControlIterator new_iter(i->second->list(), x, y);
-
- //cerr << "MIDI Iterator: CC " << i->first.id() << " added (" << x << ", " << y << ")" << endl;
- _control_iters.push_back(new_iter);
-
- // if the x of the current control is less than earliest_control
- // we have a new earliest_control
- if (x < earliest_control.x) {
- earliest_control = new_iter;
- _control_iter = _control_iters.end();
- --_control_iter;
- // now _control_iter points to the last Element in _control_iters
- }
- }
-
- if (_note_iter != model.notes().end()) {
- _event = boost::shared_ptr<MIDI::Event>(new MIDI::Event((*_note_iter)->on_event(), true));
- }
+ (*cmd)();
+ session.add_command(cmd);
+ set_edited(true);
+}
- double time = DBL_MAX;
- // in case we have no notes in the region, we still want to get controller messages
- if (_event.get()) {
- time = _event->time();
- // if the note is going to make it this turn, advance _note_iter
- if (earliest_control.x > time) {
- _active_notes.push(*_note_iter);
- ++_note_iter;
- }
- }
-
- // <=, because we probably would want to send control events first
- if (earliest_control.automation_list.get() && earliest_control.x <= time) {
- model.control_to_midi_event(_event, earliest_control);
- } else {
- _control_iter = _control_iters.end();
- }
+/************** DIFF COMMAND ********************/
- if ( (! _event.get()) || _event->size() == 0) {
- //cerr << "Created MIDI iterator @ " << t << " is at end." << endl;
- _is_end = true;
-
- // eliminate possible race condition here (ugly)
- static Glib::Mutex mutex;
- Glib::Mutex::Lock lock(mutex);
- if (_locked) {
- _model->read_unlock();
- _locked = false;
- }
- } else {
- //printf("New MIDI Iterator = %X @ %lf\n", _event->type(), _event->time());
- }
+#define DIFF_COMMAND_ELEMENT "DiffCommand"
+#define DIFF_NOTES_ELEMENT "ChangedNotes"
+#define ADDED_NOTES_ELEMENT "AddedNotes"
+#define REMOVED_NOTES_ELEMENT "RemovedNotes"
+#define SIDE_EFFECT_REMOVALS_ELEMENT "SideEffectRemovals"
- assert(_is_end || (_event->buffer() && _event->buffer()[0] != '\0'));
+MidiModel::DiffCommand::DiffCommand(boost::shared_ptr<MidiModel> m, const std::string& name)
+ : Command(name)
+ , _model(m)
+ , _name(name)
+{
+ assert(_model);
}
-MidiModel::const_iterator::~const_iterator()
+MidiModel::DiffCommand::DiffCommand(boost::shared_ptr<MidiModel> m, const XMLNode& node)
+ : _model(m)
{
- if (_locked) {
- _model->read_unlock();
- }
+ assert(_model);
+ set_state(node, Stateful::loading_state_version);
}
-const MidiModel::const_iterator& MidiModel::const_iterator::operator++()
+void
+MidiModel::DiffCommand::add(const NotePtr note)
{
- if (_is_end) {
- throw std::logic_error("Attempt to iterate past end of MidiModel");
- }
-
- assert(_event->buffer() && _event->buffer()[0] != '\0');
-
- /*cerr << "const_iterator::operator++: _event type:" << hex << "0x" << int(_event->type())
- << " buffer: 0x" << int(_event->buffer()[0]) << " 0x" << int(_event->buffer()[1])
- << " 0x" << int(_event->buffer()[2]) << endl;*/
-
- if (! (_event->is_note() || _event->is_cc() || _event->is_pgm_change() || _event->is_pitch_bender() || _event->is_channel_aftertouch()) ) {
- cerr << "FAILED event buffer: " << hex << int(_event->buffer()[0]) << int(_event->buffer()[1]) << int(_event->buffer()[2]) << endl;
- }
- assert((_event->is_note() || _event->is_cc() || _event->is_pgm_change() || _event->is_pitch_bender() || _event->is_channel_aftertouch()));
-
- // Increment past current control event
- if (!_event->is_note() && _control_iter != _control_iters.end() && _control_iter->automation_list.get()) {
- double x = 0.0, y = 0.0;
- const bool ret = _control_iter->automation_list->rt_safe_earliest_event_unlocked(
- _control_iter->x, DBL_MAX, x, y, false);
-
- if (ret) {
- _control_iter->x = x;
- _control_iter->y = y;
- } else {
- _control_iter->automation_list.reset();
- _control_iter->x = DBL_MAX;
- }
- }
-
- const std::vector<MidiControlIterator>::iterator old_control_iter = _control_iter;
- _control_iter = _control_iters.begin();
-
- // find the _control_iter with the earliest event time
- for (std::vector<MidiControlIterator>::iterator i = _control_iters.begin();
- i != _control_iters.end(); ++i) {
- if (i->x < _control_iter->x) {
- _control_iter = i;
- }
- }
-
- enum Type {NIL, NOTE_ON, NOTE_OFF, AUTOMATION};
-
- Type type = NIL;
- double t = 0;
-
- // Next earliest note on
- if (_note_iter != _model->notes().end()) {
- type = NOTE_ON;
- t = (*_note_iter)->time();
- }
-
- // Use the next earliest note off iff it's earlier than the note on
- if (_model->note_mode() == Sustained && (! _active_notes.empty())) {
- if (type == NIL || _active_notes.top()->end_time() <= (*_note_iter)->time()) {
- type = NOTE_OFF;
- t = _active_notes.top()->end_time();
- }
- }
-
- // Use the next earliest controller iff it's earlier than the note event
- if (_control_iter != _control_iters.end() && _control_iter->x != DBL_MAX /*&& _control_iter != old_control_iter */) {
- if (type == NIL || _control_iter->x < t) {
- type = AUTOMATION;
- }
- }
-
- if (type == NOTE_ON) {
- //cerr << "********** MIDI Iterator = note on" << endl;
- *_event = (*_note_iter)->on_event();
- _active_notes.push(*_note_iter);
- ++_note_iter;
- } else if (type == NOTE_OFF) {
- //cerr << "********** MIDI Iterator = note off" << endl;
- *_event = _active_notes.top()->off_event();
- _active_notes.pop();
- } else if (type == AUTOMATION) {
- //cerr << "********** MIDI Iterator = Automation" << endl;
- _model->control_to_midi_event(_event, *_control_iter);
- } else {
- //cerr << "********** MIDI Iterator = End" << endl;
- _is_end = true;
- }
-
- assert(_is_end || _event->size() > 0);
-
- return *this;
+ _removed_notes.remove(note);
+ _added_notes.push_back(note);
}
-bool MidiModel::const_iterator::operator==(const const_iterator& other) const
+void
+MidiModel::DiffCommand::remove(const NotePtr note)
{
- if (_is_end || other._is_end) {
- return (_is_end == other._is_end);
- } else {
- return (_event == other._event);
- }
+ _added_notes.remove(note);
+ _removed_notes.push_back(note);
}
-MidiModel::const_iterator& MidiModel::const_iterator::operator=(const const_iterator& other)
+void
+MidiModel::DiffCommand::side_effect_remove(const NotePtr note)
{
- if (_locked && _model != other._model) {
- _model->read_unlock();
- }
-
- _model = other._model;
- _active_notes = other._active_notes;
- _is_end = other._is_end;
- _locked = other._locked;
- _note_iter = other._note_iter;
- _control_iters = other._control_iters;
- size_t index = other._control_iter - other._control_iters.begin();
- _control_iter = _control_iters.begin() + index;
-
- if (!_is_end) {
- _event = boost::shared_ptr<MIDI::Event>(new MIDI::Event(*other._event, true));
- }
-
- return *this;
+ side_effect_removals.insert (note);
}
-// MidiModel
+void
+MidiModel::DiffCommand::change(const NotePtr note, Property prop,
+ uint8_t new_value)
+{
+ NoteChange change;
+
+ switch (prop) {
+ case NoteNumber:
+ if (new_value == note->note()) {
+ return;
+ }
+ change.old_value = note->note();
+ break;
+ case Velocity:
+ if (new_value == note->velocity()) {
+ return;
+ }
+ change.old_value = note->velocity();
+ break;
+ case Channel:
+ if (new_value == note->channel()) {
+ return;
+ }
+ change.old_value = note->channel();
+ break;
+
+
+ case StartTime:
+ fatal << "MidiModel::DiffCommand::change() with integer argument called for start time" << endmsg;
+ /*NOTREACHED*/
+ break;
+ case Length:
+ fatal << "MidiModel::DiffCommand::change() with integer argument called for length" << endmsg;
+ /*NOTREACHED*/
+ break;
+ }
+
+ change.note = note;
+ change.property = prop;
+ change.new_value = new_value;
+
+ _changes.push_back (change);
+}
-MidiModel::MidiModel(MidiSource *s, size_t size)
- : Automatable(s->session(), "midi model")
- , _notes(size)
- , _note_mode(Sustained)
- , _writing(false)
- , _edited(false)
- , _end_iter(*this, DBL_MAX)
- , _next_read(UINT32_MAX)
- , _read_iter(*this, DBL_MAX)
- , _midi_source(s)
+void
+MidiModel::DiffCommand::change(const NotePtr note, Property prop,
+ TimeType new_time)
{
- assert(_end_iter._is_end);
- assert( ! _end_iter._locked);
+ NoteChange change;
+
+ switch (prop) {
+ case NoteNumber:
+ case Channel:
+ case Velocity:
+ fatal << "MidiModel::DiffCommand::change() with time argument called for note, channel or velocity" << endmsg;
+ break;
+
+ case StartTime:
+ if (Evoral::musical_time_equal (note->time(), new_time)) {
+ return;
+ }
+ change.old_time = note->time();
+ break;
+ case Length:
+ if (Evoral::musical_time_equal (note->length(), new_time)) {
+ return;
+ }
+ change.old_time = note->length();
+ break;
+ }
+
+ change.note = note;
+ change.property = prop;
+ change.new_time = new_time;
+
+ _changes.push_back (change);
}
-/** Read events in frame range \a start .. \a start+cnt into \a dst,
- * adding \a stamp_offset to each event's timestamp.
- * \return number of events written to \a dst
- */
-size_t MidiModel::read(MidiRingBuffer& dst, nframes_t start, nframes_t nframes,
- nframes_t stamp_offset, nframes_t negative_stamp_offset) const
+MidiModel::DiffCommand&
+MidiModel::DiffCommand::operator+= (const DiffCommand& other)
{
- //cerr << this << " MM::read @ " << start << " frames: " << nframes << " -> " << stamp_offset << endl;
- //cerr << this << " MM # notes: " << n_notes() << endl;
+ if (this == &other) {
+ return *this;
+ }
- size_t read_events = 0;
+ if (_model != other._model) {
+ return *this;
+ }
- if (start != _next_read) {
- _read_iter = const_iterator(*this, (double)start);
- //cerr << "Repositioning iterator from " << _next_read << " to " << start << endl;
- } else {
- //cerr << "Using cached iterator at " << _next_read << endl;
- }
+ _added_notes.insert (_added_notes.end(), other._added_notes.begin(), other._added_notes.end());
+ _removed_notes.insert (_removed_notes.end(), other._removed_notes.begin(), other._removed_notes.end());
+ side_effect_removals.insert (other.side_effect_removals.begin(), other.side_effect_removals.end());
+ _changes.insert (_changes.end(), other._changes.begin(), other._changes.end());
- _next_read = start + nframes;
-
- while (_read_iter != end() && _read_iter->time() < start + nframes) {
- assert(_read_iter->size() > 0);
- assert(_read_iter->buffer());
- dst.write(_read_iter->time() + stamp_offset - negative_stamp_offset,
- _read_iter->size(),
- _read_iter->buffer());
-
- /*cerr << this << " MidiModel::read event @ " << _read_iter->time()
- << " type: " << hex << int(_read_iter->type()) << dec
- << " note: " << int(_read_iter->note())
- << " velocity: " << int(_read_iter->velocity())
- << endl;*/
-
- ++_read_iter;
- ++read_events;
- }
-
- return read_events;
+ return *this;
}
-/** Write the controller event pointed to by \a iter to \a ev.
- * The buffer of \a ev will be allocated or resized as necessary.
- * \return true on success
- */
-bool
-MidiModel::control_to_midi_event(boost::shared_ptr<MIDI::Event>& ev, const MidiControlIterator& iter) const
+void
+MidiModel::DiffCommand::operator()()
{
- assert(iter.automation_list.get());
- if (!ev) {
- ev = boost::shared_ptr<MIDI::Event>(new MIDI::Event(0, 3, NULL, true));
- }
-
- switch (iter.automation_list->parameter().type()) {
- case MidiCCAutomation:
- assert(iter.automation_list.get());
- assert(iter.automation_list->parameter().channel() < 16);
- assert(iter.automation_list->parameter().id() <= INT8_MAX);
- assert(iter.y <= INT8_MAX);
-
- ev->time() = iter.x;
- ev->realloc(3);
- ev->buffer()[0] = MIDI_CMD_CONTROL + iter.automation_list->parameter().channel();
- ev->buffer()[1] = (Byte)iter.automation_list->parameter().id();
- ev->buffer()[2] = (Byte)iter.y;
- break;
-
- case MidiPgmChangeAutomation:
- assert(iter.automation_list.get());
- assert(iter.automation_list->parameter().channel() < 16);
- assert(iter.automation_list->parameter().id() == 0);
- assert(iter.y <= INT8_MAX);
-
- ev->time() = iter.x;
- ev->realloc(2);
- ev->buffer()[0] = MIDI_CMD_PGM_CHANGE + iter.automation_list->parameter().channel();
- ev->buffer()[1] = (Byte)iter.y;
- break;
-
- case MidiPitchBenderAutomation:
- assert(iter.automation_list.get());
- assert(iter.automation_list->parameter().channel() < 16);
- assert(iter.automation_list->parameter().id() == 0);
- assert(iter.y < (1<<14));
-
- ev->time() = iter.x;
- ev->realloc(3);
- ev->buffer()[0] = MIDI_CMD_BENDER + iter.automation_list->parameter().channel();
- ev->buffer()[1] = uint16_t(iter.y) & 0x7F; // LSB
- ev->buffer()[2] = (uint16_t(iter.y) >> 7) & 0x7F; // MSB
- break;
-
- case MidiChannelAftertouchAutomation:
- assert(iter.automation_list.get());
- assert(iter.automation_list->parameter().channel() < 16);
- assert(iter.automation_list->parameter().id() == 0);
- assert(iter.y <= INT8_MAX);
-
- ev->time() = iter.x;
- ev->realloc(2);
- ev->buffer()[0]
- = MIDI_CMD_CHANNEL_PRESSURE + iter.automation_list->parameter().channel();
- ev->buffer()[1] = (Byte)iter.y;
- break;
-
- default:
- return false;
- }
-
- return true;
+ {
+ MidiModel::WriteLock lock(_model->edit_lock());
+
+ for (NoteList::iterator i = _added_notes.begin(); i != _added_notes.end(); ++i) {
+ if (!_model->add_note_unlocked(*i)) {
+ /* failed to add it, so don't leave it in the removed list, to
+ avoid apparent errors on undo.
+ */
+ _removed_notes.remove (*i);
+ }
+ }
+
+ for (NoteList::iterator i = _removed_notes.begin(); i != _removed_notes.end(); ++i) {
+ _model->remove_note_unlocked(*i);
+ }
+
+ /* notes we modify in a way that requires remove-then-add to maintain ordering */
+ set<NotePtr> temporary_removals;
+
+ for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) {
+ Property prop = i->property;
+ switch (prop) {
+ case NoteNumber:
+ if (temporary_removals.find (i->note) == temporary_removals.end()) {
+ _model->remove_note_unlocked (i->note);
+ temporary_removals.insert (i->note);
+ }
+ i->note->set_note (i->new_value);
+ break;
+
+ case StartTime:
+ if (temporary_removals.find (i->note) == temporary_removals.end()) {
+ _model->remove_note_unlocked (i->note);
+ temporary_removals.insert (i->note);
+
+ }
+ i->note->set_time (i->new_time);
+ break;
+
+ case Channel:
+ if (temporary_removals.find (i->note) == temporary_removals.end()) {
+ _model->remove_note_unlocked (i->note);
+ temporary_removals.insert (i->note);
+ }
+ i->note->set_channel (i->new_value);
+ break;
+
+ /* no remove-then-add required for these properties, since we do not index them
+ */
+
+ case Velocity:
+ i->note->set_velocity (i->new_value);
+ break;
+
+ case Length:
+ i->note->set_length (i->new_time);
+ break;
+
+ }
+ }
+
+
+ for (set<NotePtr>::iterator i = temporary_removals.begin(); i != temporary_removals.end(); ++i) {
+ DiffCommand side_effects (model(), "side effects");
+ _model->add_note_unlocked (*i, &side_effects);
+ *this += side_effects;
+ }
+
+ if (!side_effect_removals.empty()) {
+ cerr << "SER: \n";
+ for (set<NotePtr>::iterator i = side_effect_removals.begin(); i != side_effect_removals.end(); ++i) {
+ cerr << "\t" << *i << ' ' << **i << endl;
+ }
+ }
+ }
+
+ _model->ContentsChanged(); /* EMIT SIGNAL */
}
-
-/** Clear all events from the model.
- */
-void MidiModel::clear()
+void
+MidiModel::DiffCommand::undo()
{
- _lock.writer_lock();
- _notes.clear();
- clear_automation();
- _next_read = 0;
- _read_iter = end();
- _lock.writer_unlock();
+ {
+ MidiModel::WriteLock lock(_model->edit_lock());
+
+ for (NoteList::iterator i = _added_notes.begin(); i != _added_notes.end(); ++i) {
+ _model->remove_note_unlocked(*i);
+ }
+
+ for (NoteList::iterator i = _removed_notes.begin(); i != _removed_notes.end(); ++i) {
+ _model->add_note_unlocked(*i);
+ }
+
+ /* notes we modify in a way that requires remove-then-add to maintain ordering */
+ set<NotePtr> temporary_removals;
+
+ for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) {
+ Property prop = i->property;
+ switch (prop) {
+ case NoteNumber:
+ if (temporary_removals.find (i->note) == temporary_removals.end()) {
+ _model->remove_note_unlocked (i->note);
+ temporary_removals.insert (i->note);
+ }
+ i->note->set_note (i->old_value);
+ break;
+ case Velocity:
+ i->note->set_velocity (i->old_value);
+ break;
+ case StartTime:
+ if (temporary_removals.find (i->note) == temporary_removals.end()) {
+ _model->remove_note_unlocked (i->note);
+ temporary_removals.insert (i->note);
+ }
+ i->note->set_time (i->old_time);
+ break;
+ case Length:
+ i->note->set_length (i->old_time);
+ break;
+ case Channel:
+ if (temporary_removals.find (i->note) == temporary_removals.end()) {
+ _model->remove_note_unlocked (i->note);
+ temporary_removals.insert (i->note);
+ }
+ i->note->set_channel (i->old_value);
+ break;
+ }
+ }
+
+ for (set<NotePtr>::iterator i = temporary_removals.begin(); i != temporary_removals.end(); ++i) {
+ _model->add_note_unlocked (*i);
+ }
+
+ /* finally add back notes that were removed by the "do". we don't care
+ about side effects here since the model should be back to its original
+ state once this is done.
+ */
+
+ for (set<NotePtr>::iterator i = side_effect_removals.begin(); i != side_effect_removals.end(); ++i) {
+ _model->add_note_unlocked (*i);
+ }
+ }
+
+ _model->ContentsChanged(); /* EMIT SIGNAL */
}
-
-/** Begin a write of events to the model.
- *
- * If \a mode is Sustained, complete notes with duration are constructed as note
- * on/off events are received. Otherwise (Percussive), only note on events are
- * stored; note off events are discarded entirely and all contained notes will
- * have duration 0.
- */
-void MidiModel::start_write()
+XMLNode&
+MidiModel::DiffCommand::marshal_note(const NotePtr note)
{
- //cerr << "MM " << this << " START WRITE, MODE = " << enum_2_string(_note_mode) << endl;
- write_lock();
- _writing = true;
- for (int i = 0; i < 16; ++i)
- _write_notes[i].clear();
-
- _dirty_automations.clear();
- write_unlock();
+ XMLNode* xml_note = new XMLNode("note");
+
+ {
+ ostringstream id_str(ios::ate);
+ id_str << int(note->id());
+ xml_note->add_property("id", id_str.str());
+ }
+
+ {
+ ostringstream note_str(ios::ate);
+ note_str << int(note->note());
+ xml_note->add_property("note", note_str.str());
+ }
+
+ {
+ ostringstream channel_str(ios::ate);
+ channel_str << int(note->channel());
+ xml_note->add_property("channel", channel_str.str());
+ }
+
+ {
+ ostringstream time_str(ios::ate);
+ time_str << note->time();
+ xml_note->add_property("time", time_str.str());
+ }
+
+ {
+ ostringstream length_str(ios::ate);
+ length_str << note->length();
+ xml_note->add_property("length", length_str.str());
+ }
+
+ {
+ ostringstream velocity_str(ios::ate);
+ velocity_str << (unsigned int) note->velocity();
+ xml_note->add_property("velocity", velocity_str.str());
+ }
+
+ return *xml_note;
}
-/** Finish a write of events to the model.
- *
- * If \a delete_stuck is true and the current mode is Sustained, note on events
- * that were never resolved with a corresonding note off will be deleted.
- * Otherwise they will remain as notes with duration 0.
- */
-void MidiModel::end_write(bool delete_stuck)
-{
- write_lock();
- assert(_writing);
-
- //cerr << "MM " << this << " END WRITE: " << _notes.size() << " NOTES\n";
-
- if (_note_mode == Sustained && delete_stuck) {
- for (Notes::iterator n = _notes.begin(); n != _notes.end() ;) {
- if ((*n)->duration() == 0) {
- cerr << "WARNING: Stuck note lost: " << (*n)->note() << endl;
- n = _notes.erase(n);
- // we have to break here because erase invalidates the iterator
- break;
- } else {
- ++n;
- }
- }
- }
-
- for (int i = 0; i < 16; ++i) {
- if (!_write_notes[i].empty()) {
- cerr << "WARNING: MidiModel::end_write: Channel " << i << " has "
- << _write_notes[i].size() << " stuck notes" << endl;
- }
- _write_notes[i].clear();
- }
-
- for (AutomationLists::const_iterator i = _dirty_automations.begin(); i != _dirty_automations.end(); ++i) {
- (*i)->Dirty.emit();
- (*i)->lookup_cache().left = -1;
- (*i)->search_cache().left = -1;
- }
-
- _writing = false;
- write_unlock();
+Evoral::Sequence<MidiModel::TimeType>::NotePtr
+MidiModel::DiffCommand::unmarshal_note(XMLNode *xml_note)
+{
+ unsigned int note;
+ XMLProperty* prop;
+ unsigned int channel;
+ unsigned int time;
+ unsigned int length;
+ unsigned int velocity;
+ gint id;
+
+ if ((prop = xml_note->property("id")) != 0) {
+ istringstream id_str(prop->value());
+ id_str >> id;
+ } else {
+ error << "note information missing ID value" << endmsg;
+ id = -1;
+ }
+
+ if ((prop = xml_note->property("note")) != 0) {
+ istringstream note_str(prop->value());
+ note_str >> note;
+ } else {
+ warning << "note information missing note value" << endmsg;
+ note = 127;
+ }
+
+ if ((prop = xml_note->property("channel")) != 0) {
+ istringstream channel_str(prop->value());
+ channel_str >> channel;
+ } else {
+ warning << "note information missing channel" << endmsg;
+ channel = 0;
+ }
+
+ if ((prop = xml_note->property("time")) != 0) {
+ istringstream time_str(prop->value());
+ time_str >> time;
+ } else {
+ warning << "note information missing time" << endmsg;
+ time = 0;
+ }
+
+ if ((prop = xml_note->property("length")) != 0) {
+ istringstream length_str(prop->value());
+ length_str >> length;
+ } else {
+ warning << "note information missing length" << endmsg;
+ length = 1;
+ }
+
+ if ((prop = xml_note->property("velocity")) != 0) {
+ istringstream velocity_str(prop->value());
+ velocity_str >> velocity;
+ } else {
+ warning << "note information missing velocity" << endmsg;
+ velocity = 127;
+ }
+
+ NotePtr note_ptr(new Evoral::Note<TimeType>(channel, time, length, note, velocity));
+ note_ptr->set_id (id);
+
+ return note_ptr;
}
-/** Append \a in_event to model. NOT realtime safe.
- *
- * Timestamps of events in \a buf are expected to be relative to
- * the start of this model (t=0) and MUST be monotonically increasing
- * and MUST be >= the latest event currently in the model.
- */
-void MidiModel::append(const MIDI::Event& ev)
-{
- write_lock();
- _edited = true;
-
- assert(_notes.empty() || ev.time() >= _notes.back()->time());
- assert(_writing);
-
- if (ev.is_note_on()) {
- append_note_on_unlocked(ev.channel(), ev.time(), ev.note(),
- ev.velocity());
- } else if (ev.is_note_off()) {
- append_note_off_unlocked(ev.channel(), ev.time(), ev.note());
- } else if (ev.is_cc()) {
- append_automation_event_unlocked(MidiCCAutomation, ev.channel(),
- ev.time(), ev.cc_number(), ev.cc_value());
- } else if (ev.is_pgm_change()) {
- append_automation_event_unlocked(MidiPgmChangeAutomation, ev.channel(),
- ev.time(), ev.pgm_number(), 0);
- } else if (ev.is_pitch_bender()) {
- append_automation_event_unlocked(MidiPitchBenderAutomation,
- ev.channel(), ev.time(), ev.pitch_bender_lsb(),
- ev.pitch_bender_msb());
- } else if (ev.is_channel_aftertouch()) {
- append_automation_event_unlocked(MidiChannelAftertouchAutomation,
- ev.channel(), ev.time(), ev.channel_aftertouch(), 0);
- } else {
- printf("WARNING: MidiModel: Unknown event type %X\n", ev.type());
- }
+XMLNode&
+MidiModel::DiffCommand::marshal_change(const NoteChange& change)
+{
+ XMLNode* xml_change = new XMLNode("Change");
+
+ /* first, the change itself */
+
+ xml_change->add_property ("property", enum_2_string (change.property));
+
+ {
+ ostringstream old_value_str (ios::ate);
+ if (change.property == StartTime || change.property == Length) {
+ old_value_str << change.old_time;
+ } else {
+ old_value_str << (unsigned int) change.old_value;
+ }
+ xml_change->add_property ("old", old_value_str.str());
+ }
+
+ {
+ ostringstream new_value_str (ios::ate);
+ if (change.property == StartTime || change.property == Length) {
+ new_value_str << change.new_time;
+ } else {
+ new_value_str << (unsigned int) change.new_value;
+ }
+ xml_change->add_property ("new", new_value_str.str());
+ }
+
+ ostringstream id_str;
+ id_str << change.note->id();
+ xml_change->add_property ("id", id_str.str());
+
+ return *xml_change;
+}
- write_unlock();
+MidiModel::DiffCommand::NoteChange
+MidiModel::DiffCommand::unmarshal_change(XMLNode *xml_change)
+{
+ XMLProperty* prop;
+ NoteChange change;
+
+ if ((prop = xml_change->property("property")) != 0) {
+ change.property = (Property) string_2_enum (prop->value(), change.property);
+ } else {
+ fatal << "!!!" << endmsg;
+ /*NOTREACHED*/
+ }
+
+ if ((prop = xml_change->property ("id")) == 0) {
+ error << _("No NoteID found for note property change - ignored") << endmsg;
+ return change;
+ }
+
+ gint note_id = atoi (prop->value().c_str());
+
+ if ((prop = xml_change->property ("old")) != 0) {
+ istringstream old_str (prop->value());
+ if (change.property == StartTime || change.property == Length) {
+ old_str >> change.old_time;
+ } else {
+ int integer_value_so_that_istream_does_the_right_thing;
+ old_str >> integer_value_so_that_istream_does_the_right_thing;
+ change.old_value = integer_value_so_that_istream_does_the_right_thing;
+ }
+ } else {
+ fatal << "!!!" << endmsg;
+ /*NOTREACHED*/
+ }
+
+ if ((prop = xml_change->property ("new")) != 0) {
+ istringstream new_str (prop->value());
+ if (change.property == StartTime || change.property == Length) {
+ new_str >> change.new_time;
+ } else {
+ int integer_value_so_that_istream_does_the_right_thing;
+ new_str >> integer_value_so_that_istream_does_the_right_thing;
+ change.new_value = integer_value_so_that_istream_does_the_right_thing;
+ }
+ } else {
+ fatal << "!!!" << endmsg;
+ /*NOTREACHED*/
+ }
+
+ /* we must point at the instance of the note that is actually in the model.
+ so go look for it ...
+ */
+
+ change.note = _model->find_note (note_id);
+
+ if (!change.note) {
+ warning << "MIDI note #" << note_id << " not found in model - programmers should investigate this" << endmsg;
+ return change;
+ }
+
+ return change;
}
-void MidiModel::append_note_on_unlocked(uint8_t chan, double time,
- uint8_t note_num, uint8_t velocity)
+int
+MidiModel::DiffCommand::set_state(const XMLNode& diff_command, int /*version*/)
{
- /*cerr << "MidiModel " << this << " chan " << (int)chan <<
- " note " << (int)note_num << " on @ " << time << endl;*/
+ if (diff_command.name() != string(DIFF_COMMAND_ELEMENT)) {
+ return 1;
+ }
- assert(note_num <= 127);
- assert(chan < 16);
- assert(_writing);
- _edited = true;
+ /* additions */
- boost::shared_ptr<Note> new_note(new Note(chan, time, 0, note_num, velocity));
- _notes.push_back(new_note);
- if (_note_mode == Sustained) {
- //cerr << "MM Sustained: Appending active note on " << (unsigned)(uint8_t)note_num << endl;
- _write_notes[chan].push_back(_notes.size() - 1);
- }/* else {
- cerr << "MM Percussive: NOT appending active note on" << endl;
- }*/
-}
+ _added_notes.clear();
+ XMLNode* added_notes = diff_command.child(ADDED_NOTES_ELEMENT);
+ if (added_notes) {
+ XMLNodeList notes = added_notes->children();
+ transform(notes.begin(), notes.end(), back_inserter(_added_notes),
+ boost::bind (&DiffCommand::unmarshal_note, this, _1));
+ }
-void MidiModel::append_note_off_unlocked(uint8_t chan, double time,
- uint8_t note_num)
-{
- /*cerr << "MidiModel " << this << " chan " << (int)chan <<
- " note " << (int)note_num << " off @ " << time << endl;*/
- assert(note_num <= 127);
- assert(chan < 16);
- assert(_writing);
- _edited = true;
+ /* removals */
- if (_note_mode == Percussive) {
- cerr << "MidiModel Ignoring note off (percussive mode)" << endl;
- return;
- }
+ _removed_notes.clear();
+ XMLNode* removed_notes = diff_command.child(REMOVED_NOTES_ELEMENT);
+ if (removed_notes) {
+ XMLNodeList notes = removed_notes->children();
+ transform(notes.begin(), notes.end(), back_inserter(_removed_notes),
+ boost::bind (&DiffCommand::unmarshal_note, this, _1));
+ }
- /* FIXME: make _write_notes fixed size (127 noted) for speed */
- /* FIXME: note off velocity for that one guy out there who actually has
- * keys that send it */
+ /* changes */
- bool resolved = false;
+ _changes.clear();
- for (WriteNotes::iterator n = _write_notes[chan].begin(); n
- != _write_notes[chan].end(); ++n) {
- Note& note = *_notes[*n].get();
- if (note.note() == note_num) {
- assert(time >= note.time());
- note.set_duration(time - note.time());
- _write_notes[chan].erase(n);
- //cerr << "MM resolved note, duration: " << note.duration() << endl;
- resolved = true;
- break;
- }
- }
+ XMLNode* changed_notes = diff_command.child(DIFF_NOTES_ELEMENT);
- if (!resolved) {
- cerr << "MidiModel " << this << " spurious note off chan " << (int)chan
- << ", note " << (int)note_num << " @ " << time << endl;
- }
-}
+ if (changed_notes) {
+ XMLNodeList notes = changed_notes->children();
+ transform (notes.begin(), notes.end(), back_inserter(_changes),
+ boost::bind (&DiffCommand::unmarshal_change, this, _1));
-void MidiModel::append_automation_event_unlocked(AutomationType type,
- uint8_t chan, double time, uint8_t first_byte, uint8_t second_byte)
-{
- //cerr << "MidiModel " << this << " chan " << (int)chan <<
- // " CC " << (int)number << " = " << (int)value << " @ " << time << endl;
-
- assert(chan < 16);
- assert(_writing);
- _edited = true;
- double value;
-
- uint32_t id = 0;
-
- switch (type) {
- case MidiCCAutomation:
- id = first_byte;
- value = double(second_byte);
- break;
- case MidiChannelAftertouchAutomation:
- case MidiPgmChangeAutomation:
- id = 0;
- value = double(first_byte);
- break;
- case MidiPitchBenderAutomation:
- id = 0;
- value = double((0x7F & second_byte) << 7 | (0x7F & first_byte));
- break;
- default:
- assert(false);
- }
+ }
- Parameter param(type, id, chan);
- boost::shared_ptr<AutomationControl> control = Automatable::control(param, true);
- control->list()->rt_add(time, value);
-}
-
-void MidiModel::add_note_unlocked(const boost::shared_ptr<Note> note)
-{
- //cerr << "MidiModel " << this << " add note " << (int)note.note() << " @ " << note.time() << endl;
- _edited = true;
- Notes::iterator i = upper_bound(_notes.begin(), _notes.end(), note,
- note_time_comparator);
- _notes.insert(i, note);
-}
-
-void MidiModel::remove_note_unlocked(const boost::shared_ptr<const Note> note)
-{
- _edited = true;
- //cerr << "MidiModel " << this << " remove note " << (int)note.note() << " @ " << note.time() << endl;
- for (Notes::iterator n = _notes.begin(); n != _notes.end(); ++n) {
- Note& _n = *(*n);
- const Note& _note = *note;
- // TODO: There is still the issue, that after restarting ardour
- // persisted undo does not work, because of rounding errors in the
- // event times after saving/restoring to/from MIDI files
- /*cerr << "======================================= " << endl;
- cerr << int(_n.note()) << "@" << int(_n.time()) << "[" << int(_n.channel()) << "] --" << int(_n.duration()) << "-- #" << int(_n.velocity()) << endl;
- cerr << int(_note.note()) << "@" << int(_note.time()) << "[" << int(_note.channel()) << "] --" << int(_note.duration()) << "-- #" << int(_note.velocity()) << endl;
- cerr << "Equal: " << bool(_n == _note) << endl;
- cerr << endl << endl;*/
- if (_n == _note) {
- _notes.erase(n);
- // we have to break here, because erase invalidates all iterators, ie. n itself
- break;
- }
- }
-}
+ /* side effect removals caused by changes */
+
+ side_effect_removals.clear();
-/** Slow! for debugging only. */
-#ifndef NDEBUG
-bool MidiModel::is_sorted() const {
- bool t = 0;
- for (Notes::const_iterator n = _notes.begin(); n != _notes.end(); ++n)
- if ((*n)->time() < t)
- return false;
- else
- t = (*n)->time();
+ XMLNode* side_effect_notes = diff_command.child(SIDE_EFFECT_REMOVALS_ELEMENT);
- return true;
+ if (side_effect_notes) {
+ XMLNodeList notes = side_effect_notes->children();
+ for (XMLNodeList::iterator n = notes.begin(); n != notes.end(); ++n) {
+ side_effect_removals.insert (unmarshal_note (*n));
+ }
+ }
+
+ return 0;
}
-#endif
-/** Start a new command.
- *
- * This has no side-effects on the model or Session, the returned command
- * can be held on to for as long as the caller wishes, or discarded without
- * formality, until apply_command is called and ownership is taken.
- */
-MidiModel::DeltaCommand* MidiModel::new_delta_command(const string name)
+XMLNode&
+MidiModel::DiffCommand::get_state ()
{
- DeltaCommand* cmd = new DeltaCommand(_midi_source->model(), name);
- return cmd;
+ XMLNode* diff_command = new XMLNode(DIFF_COMMAND_ELEMENT);
+ diff_command->add_property("midi-source", _model->midi_source()->id().to_s());
+
+ XMLNode* changes = diff_command->add_child(DIFF_NOTES_ELEMENT);
+ for_each(_changes.begin(), _changes.end(),
+ boost::bind (
+ boost::bind (&XMLNode::add_child_nocopy, changes, _1),
+ boost::bind (&DiffCommand::marshal_change, this, _1)));
+
+ XMLNode* added_notes = diff_command->add_child(ADDED_NOTES_ELEMENT);
+ for_each(_added_notes.begin(), _added_notes.end(),
+ boost::bind(
+ boost::bind (&XMLNode::add_child_nocopy, added_notes, _1),
+ boost::bind (&DiffCommand::marshal_note, this, _1)));
+
+ XMLNode* removed_notes = diff_command->add_child(REMOVED_NOTES_ELEMENT);
+ for_each(_removed_notes.begin(), _removed_notes.end(),
+ boost::bind (
+ boost::bind (&XMLNode::add_child_nocopy, removed_notes, _1),
+ boost::bind (&DiffCommand::marshal_note, this, _1)));
+
+ /* if this command had side-effects, store that state too
+ */
+
+ if (!side_effect_removals.empty()) {
+ XMLNode* side_effect_notes = diff_command->add_child(SIDE_EFFECT_REMOVALS_ELEMENT);
+ for_each(side_effect_removals.begin(), side_effect_removals.end(),
+ boost::bind (
+ boost::bind (&XMLNode::add_child_nocopy, side_effect_notes, _1),
+ boost::bind (&DiffCommand::marshal_note, this, _1)));
+ }
+
+ return *diff_command;
}
-/** Apply a command.
+
+/** Write all of the model to a MidiSource (i.e. save the model).
+ * This is different from manually using read to write to a source in that
+ * note off events are written regardless of the track mode. This is so the
+ * user can switch a recorded track (with note durations from some instrument)
+ * to percussive, save, reload, then switch it back to sustained without
+ * destroying the original note durations.
*
- * Ownership of cmd is taken, it must not be deleted by the caller.
- * The command will constitute one item on the undo stack.
+ * Similarly, control events are written without interpolation (as with the
+ * `Discrete' mode).
*/
-void MidiModel::apply_command(Command* cmd)
+bool
+MidiModel::write_to (boost::shared_ptr<MidiSource> source)
{
- _session.begin_reversible_command(cmd->name());
- (*cmd)();
- assert(is_sorted());
- _session.commit_reversible_command(cmd);
- _edited = true;
-}
+ ReadLock lock(read_lock());
-// MidiEditCommand
+ const bool old_percussive = percussive();
+ set_percussive(false);
-MidiModel::DeltaCommand::DeltaCommand(boost::shared_ptr<MidiModel> m,
- const std::string& name)
- : Command(name)
- , _model(m)
- , _name(name)
-{
-}
+ source->drop_model();
+ source->mark_streaming_midi_write_started(note_mode(), _midi_source->timeline_position());
-MidiModel::DeltaCommand::DeltaCommand(boost::shared_ptr<MidiModel> m,
- const XMLNode& node)
- : _model(m)
-{
- set_state(node);
-}
+ for (Evoral::Sequence<TimeType>::const_iterator i = begin(0, true); i != end(); ++i) {
+ source->append_event_unlocked_beats(*i);
+ }
-void MidiModel::DeltaCommand::add(const boost::shared_ptr<Note> note)
-{
- //cerr << "MEC: apply" << endl;
- _removed_notes.remove(note);
- _added_notes.push_back(note);
-}
+ set_percussive(old_percussive);
+ source->mark_streaming_write_completed();
-void MidiModel::DeltaCommand::remove(const boost::shared_ptr<Note> note)
-{
- //cerr << "MEC: remove" << endl;
- _added_notes.remove(note);
- _removed_notes.push_back(note);
+ set_edited(false);
+
+ return true;
}
-void MidiModel::DeltaCommand::operator()()
+/** very similar to ::write_to() but writes to the model's own
+ existing midi_source, without making it call MidiSource::drop_model().
+ the caller is a MidiSource that needs to catch up with the state
+ of the model.
+*/
+bool
+MidiModel::sync_to_source ()
{
- // This could be made much faster by using a priority_queue for added and
- // removed notes (or sort here), and doing a single iteration over _model
+ ReadLock lock(read_lock());
- // Need to reset iterator to drop the read lock it holds, or we'll deadlock
- const bool reset_iter = (_model->_read_iter.locked());
- double iter_time = -1.0;
+ const bool old_percussive = percussive();
+ set_percussive(false);
- if (reset_iter) {
- if (_model->_read_iter.get_event_pointer().get()) {
- iter_time = _model->_read_iter->time();
- } else {
- cerr << "MidiModel::DeltaCommand::operator(): WARNING: _read_iter points to no event" << endl;
- }
- _model->_read_iter = _model->end(); // drop read lock
- }
-
- assert( ! _model->_read_iter.locked());
+ _midi_source->mark_streaming_midi_write_started(note_mode(), _midi_source->timeline_position());
- _model->write_lock();
+ for (Evoral::Sequence<TimeType>::const_iterator i = begin(0, true); i != end(); ++i) {
+ _midi_source->append_event_unlocked_beats(*i);
+ }
- for (std::list< boost::shared_ptr<Note> >::iterator i = _added_notes.begin(); i != _added_notes.end(); ++i)
- _model->add_note_unlocked(*i);
+ set_percussive (old_percussive);
+ _midi_source->mark_streaming_write_completed ();
- for (std::list< boost::shared_ptr<Note> >::iterator i = _removed_notes.begin(); i != _removed_notes.end(); ++i)
- _model->remove_note_unlocked(*i);
+ set_edited (false);
+
+ return true;
+}
- _model->write_unlock();
+/** Write part or all of the model to a MidiSource (i.e. save the model).
+ * This is different from manually using read to write to a source in that
+ * note off events are written regardless of the track mode. This is so the
+ * user can switch a recorded track (with note durations from some instrument)
+ * to percussive, save, reload, then switch it back to sustained without
+ * destroying the original note durations.
+ */
+bool
+MidiModel::write_section_to (boost::shared_ptr<MidiSource> source, Evoral::MusicalTime begin_time, Evoral::MusicalTime end_time)
+{
+ ReadLock lock(read_lock());
+ MidiStateTracker mst;
+ Evoral::MusicalTime extra_note_on_time = end_time;
- if (reset_iter && iter_time != -1.0) {
- _model->_read_iter = const_iterator(*_model.get(), iter_time);
- }
+ const bool old_percussive = percussive();
+ set_percussive(false);
- _model->ContentsChanged(); /* EMIT SIGNAL */
-}
+ source->drop_model();
+ source->mark_streaming_midi_write_started(note_mode(), _midi_source->timeline_position());
-void MidiModel::DeltaCommand::undo()
-{
- // This could be made much faster by using a priority_queue for added and
- // removed notes (or sort here), and doing a single iteration over _model
+ for (Evoral::Sequence<TimeType>::const_iterator i = begin(0, true); i != end(); ++i) {
+ const Evoral::Event<Evoral::MusicalTime>& ev (*i);
- // Need to reset iterator to drop the read lock it holds, or we'll deadlock
- const bool reset_iter = (_model->_read_iter.locked());
- double iter_time = -1.0;
+ if (ev.time() >= begin_time && ev.time() < end_time) {
- if (reset_iter) {
- if (_model->_read_iter.get_event_pointer().get()) {
- iter_time = _model->_read_iter->time();
- } else {
- cerr << "MidiModel::DeltaCommand::undo(): WARNING: _read_iter points to no event" << endl;
- }
- _model->_read_iter = _model->end(); // drop read lock
- }
+ const Evoral::MIDIEvent<Evoral::MusicalTime>* mev =
+ static_cast<const Evoral::MIDIEvent<Evoral::MusicalTime>* > (&ev);
- assert( ! _model->_read_iter.locked());
+ if (!mev) {
+ continue;
+ }
- _model->write_lock();
- for (std::list< boost::shared_ptr<Note> >::iterator i = _added_notes.begin(); i
- != _added_notes.end(); ++i)
- _model->remove_note_unlocked(*i);
+ if (mev->is_note_off()) {
- for (std::list< boost::shared_ptr<Note> >::iterator i =
- _removed_notes.begin(); i != _removed_notes.end(); ++i)
- _model->add_note_unlocked(*i);
+ if (!mst.active (mev->note(), mev->channel())) {
- _model->write_unlock();
+ /* add a note-on at the start of the range we're writing
+ to the file. velocity is just an arbitary reasonable value.
+ */
- if (reset_iter && iter_time != -1.0) {
- _model->_read_iter = const_iterator(*_model.get(), iter_time);
- }
+ Evoral::MIDIEvent<Evoral::MusicalTime> on (mev->event_type(), extra_note_on_time, 3, 0, true);
+ on.set_type (mev->type());
+ on.set_note (mev->note());
+ on.set_channel (mev->channel());
+ on.set_velocity (mev->velocity());
- _model->ContentsChanged(); /* EMIT SIGNAL */
-}
+ cerr << "Add note on for odd note off, note = " << (int) on.note() << endl;
+ source->append_event_unlocked_beats (on);
+ mst.add (on.note(), on.channel());
+ mst.dump (cerr);
+ extra_note_on_time += 1.0/128.0;
+ }
-XMLNode & MidiModel::DeltaCommand::marshal_note(const boost::shared_ptr<Note> note)
-{
- XMLNode *xml_note = new XMLNode("note");
- ostringstream note_str(ios::ate);
- note_str << int(note->note());
- xml_note->add_property("note", note_str.str());
+ cerr << "MIDI Note off (note = " << (int) mev->note() << endl;
+ source->append_event_unlocked_beats (*i);
+ mst.remove (mev->note(), mev->channel());
+ mst.dump (cerr);
- ostringstream channel_str(ios::ate);
- channel_str << int(note->channel());
- xml_note->add_property("channel", channel_str.str());
+ } else if (mev->is_note_on()) {
+ cerr << "MIDI Note on (note = " << (int) mev->note() << endl;
+ mst.add (mev->note(), mev->channel());
+ source->append_event_unlocked_beats(*i);
+ mst.dump (cerr);
+ } else {
+ cerr << "MIDI other event type\n";
+ source->append_event_unlocked_beats(*i);
+ }
+ }
+ }
- ostringstream time_str(ios::ate);
- time_str << int(note->time());
- xml_note->add_property("time", time_str.str());
+ mst.resolve_notes (*source, end_time);
- ostringstream duration_str(ios::ate);
- duration_str <<(unsigned int) note->duration();
- xml_note->add_property("duration", duration_str.str());
+ set_percussive(old_percussive);
+ source->mark_streaming_write_completed();
- ostringstream velocity_str(ios::ate);
- velocity_str << (unsigned int) note->velocity();
- xml_note->add_property("velocity", velocity_str.str());
+ set_edited(false);
- return *xml_note;
+ return true;
}
-boost::shared_ptr<Note> MidiModel::DeltaCommand::unmarshal_note(XMLNode *xml_note)
+XMLNode&
+MidiModel::get_state()
{
- unsigned int note;
- istringstream note_str(xml_note->property("note")->value());
- note_str >> note;
-
- unsigned int channel;
- istringstream channel_str(xml_note->property("channel")->value());
- channel_str >> channel;
+ XMLNode *node = new XMLNode("MidiModel");
+ return *node;
+}
- unsigned int time;
- istringstream time_str(xml_note->property("time")->value());
- time_str >> time;
+Evoral::Sequence<MidiModel::TimeType>::NotePtr
+MidiModel::find_note (NotePtr other)
+{
+ Notes::iterator l = notes().lower_bound(other);
+
+ if (l != notes().end()) {
+ for (; (*l)->time() == other->time(); ++l) {
+ /* NB: compare note contents, not note pointers.
+ If "other" was a ptr to a note already in
+ the model, we wouldn't be looking for it,
+ would we now?
+ */
+ if (**l == *other) {
+ return *l;
+ }
+ }
+ }
+
+ return NotePtr();
+}
- unsigned int duration;
- istringstream duration_str(xml_note->property("duration")->value());
- duration_str >> duration;
+Evoral::Sequence<MidiModel::TimeType>::NotePtr
+MidiModel::find_note (gint note_id)
+{
+ /* used only for looking up notes when reloading history from disk,
+ so we don't care about performance *too* much.
+ */
- unsigned int velocity;
- istringstream velocity_str(xml_note->property("velocity")->value());
- velocity_str >> velocity;
+ for (Notes::iterator l = notes().begin(); l != notes().end(); ++l) {
+ if ((*l)->id() == note_id) {
+ return *l;
+ }
+ }
- boost::shared_ptr<Note> note_ptr(new Note(channel, time, duration, note, velocity));
- return note_ptr;
+ return NotePtr();
}
-#define ADDED_NOTES_ELEMENT "added_notes"
-#define REMOVED_NOTES_ELEMENT "removed_notes"
-#define DELTA_COMMAND_ELEMENT "DeltaCommand"
+/** Lock and invalidate the source.
+ * This should be used by commands and editing things
+ */
+MidiModel::WriteLock
+MidiModel::edit_lock()
+{
+ Glib::Mutex::Lock* source_lock = new Glib::Mutex::Lock(_midi_source->mutex());
+ _midi_source->invalidate(); // Release cached iterator's read lock on model
+ return WriteLock(new WriteLockImpl(source_lock, _lock, _control_lock));
+}
-int MidiModel::DeltaCommand::set_state(const XMLNode& delta_command)
+/** Lock just the model, the source lock must already be held.
+ * This should only be called from libardour/evoral places
+ */
+MidiModel::WriteLock
+MidiModel::write_lock()
{
- if (delta_command.name() != string(DELTA_COMMAND_ELEMENT)) {
- return 1;
- }
+ assert(!_midi_source->mutex().trylock());
+ return WriteLock(new WriteLockImpl(NULL, _lock, _control_lock));
+}
- _added_notes.clear();
- XMLNode *added_notes = delta_command.child(ADDED_NOTES_ELEMENT);
- XMLNodeList notes = added_notes->children();
- transform(notes.begin(), notes.end(), back_inserter(_added_notes),
- sigc::mem_fun(*this, &DeltaCommand::unmarshal_note));
+int
+MidiModel::resolve_overlaps_unlocked (const NotePtr note, void* arg)
+{
+ using namespace Evoral;
+
+ if (_writing || insert_merge_policy() == InsertMergeRelax) {
+ return 0;
+ }
+
+ DiffCommand* cmd = static_cast<DiffCommand*>(arg);
+
+ TimeType sa = note->time();
+ TimeType ea = note->end_time();
+
+ const Pitches& p (pitches (note->channel()));
+ NotePtr search_note(new Note<TimeType>(0, 0, 0, note->note()));
+ set<NotePtr> to_be_deleted;
+ bool set_note_length = false;
+ bool set_note_time = false;
+ TimeType note_time = note->time();
+ TimeType note_length = note->length();
+
+ DEBUG_TRACE (DEBUG::Sequence, string_compose ("%1 checking overlaps for note %2 @ %3\n", this, (int)note->note(), note->time()));
+
+ for (Pitches::const_iterator i = p.lower_bound (search_note);
+ i != p.end() && (*i)->note() == note->note(); ++i) {
+
+ TimeType sb = (*i)->time();
+ TimeType eb = (*i)->end_time();
+ OverlapType overlap = OverlapNone;
+
+
+ if ((sb > sa) && (eb <= ea)) {
+ overlap = OverlapInternal;
+ } else if ((eb >= sa) && (eb <= ea)) {
+ overlap = OverlapStart;
+ } else if ((sb > sa) && (sb <= ea)) {
+ overlap = OverlapEnd;
+ } else if ((sa >= sb) && (sa <= eb) && (ea <= eb)) {
+ overlap = OverlapExternal;
+ } else {
+ /* no overlap */
+ continue;
+ }
+
+ DEBUG_TRACE (DEBUG::Sequence, string_compose ("\toverlap is %1 for (%2,%3) vs (%4,%5)\n", enum_2_string(overlap),
+ sa, ea, sb, eb));
+
+ if (insert_merge_policy() == InsertMergeReject) {
+ DEBUG_TRACE (DEBUG::Sequence, string_compose ("%1 just reject\n", this));
+ return -1;
+ }
+
+ switch (overlap) {
+ case OverlapStart:
+ cerr << "OverlapStart\n";
+ /* existing note covers start of new note */
+ switch (insert_merge_policy()) {
+ case InsertMergeReplace:
+ to_be_deleted.insert (*i);
+ break;
+ case InsertMergeTruncateExisting:
+ if (cmd) {
+ cmd->change (*i, DiffCommand::Length, (note->time() - (*i)->time()));
+ }
+ (*i)->set_length (note->time() - (*i)->time());
+ break;
+ case InsertMergeTruncateAddition:
+ set_note_time = true;
+ set_note_length = true;
+ note_time = (*i)->time() + (*i)->length();
+ note_length = min (note_length, (*i)->length() - ((*i)->end_time() - note->time()));
+ break;
+ case InsertMergeExtend:
+ if (cmd) {
+ cmd->change ((*i), DiffCommand::Length, note->end_time() - (*i)->time());
+ }
+ (*i)->set_length (note->end_time() - (*i)->time());
+ return -1; /* do not add the new note */
+ break;
+ default:
+ /*NOTREACHED*/
+ /* stupid gcc */
+ break;
+ }
+ break;
+
+ case OverlapEnd:
+ cerr << "OverlapEnd\n";
+ /* existing note covers end of new note */
+ switch (insert_merge_policy()) {
+ case InsertMergeReplace:
+ to_be_deleted.insert (*i);
+ break;
+
+ case InsertMergeTruncateExisting:
+ /* resetting the start time of the existing note
+ is a problem because of time ordering.
+ */
+ break;
+
+ case InsertMergeTruncateAddition:
+ set_note_length = true;
+ note_length = min (note_length, ((*i)->time() - note->time()));
+ break;
+
+ case InsertMergeExtend:
+ /* we can't reset the time of the existing note because
+ that will corrupt time ordering. So remove the
+ existing note and change the position/length
+ of the new note (which has not been added yet)
+ */
+ to_be_deleted.insert (*i);
+ set_note_length = true;
+ note_length = min (note_length, (*i)->end_time() - note->time());
+ break;
+ default:
+ /*NOTREACHED*/
+ /* stupid gcc */
+ break;
+ }
+ break;
+
+ case OverlapExternal:
+ cerr << "OverlapExt\n";
+ /* existing note overlaps all the new note */
+ switch (insert_merge_policy()) {
+ case InsertMergeReplace:
+ to_be_deleted.insert (*i);
+ break;
+ case InsertMergeTruncateExisting:
+ case InsertMergeTruncateAddition:
+ case InsertMergeExtend:
+ /* cannot add in this case */
+ return -1;
+ default:
+ /*NOTREACHED*/
+ /* stupid gcc */
+ break;
+ }
+ break;
+
+ case OverlapInternal:
+ cerr << "OverlapInt\n";
+ /* new note fully overlaps an existing note */
+ switch (insert_merge_policy()) {
+ case InsertMergeReplace:
+ case InsertMergeTruncateExisting:
+ case InsertMergeTruncateAddition:
+ case InsertMergeExtend:
+ /* delete the existing note, the new one will cover it */
+ to_be_deleted.insert (*i);
+ break;
+ default:
+ /*NOTREACHED*/
+ /* stupid gcc */
+ break;
+ }
+ break;
+
+ default:
+ /*NOTREACHED*/
+ /* stupid gcc */
+ break;
+ }
+ }
+
+ for (set<NotePtr>::iterator i = to_be_deleted.begin(); i != to_be_deleted.end(); ++i) {
+ remove_note_unlocked (*i);
+
+ if (cmd) {
+ cmd->side_effect_remove (*i);
+ }
+ }
+
+ if (set_note_time) {
+ if (cmd) {
+ cmd->change (note, DiffCommand::StartTime, note_time);
+ }
+ note->set_time (note_time);
+ }
+
+ if (set_note_length) {
+ if (cmd) {
+ cmd->change (note, DiffCommand::Length, note_length);
+ }
+ note->set_length (note_length);
+ }
+
+ return 0;
+}
- _removed_notes.clear();
- XMLNode *removed_notes = delta_command.child(REMOVED_NOTES_ELEMENT);
- notes = removed_notes->children();
- transform(notes.begin(), notes.end(), back_inserter(_removed_notes),
- sigc::mem_fun(*this, &DeltaCommand::unmarshal_note));
+InsertMergePolicy
+MidiModel::insert_merge_policy () const
+{
+ /* XXX ultimately this should be a per-track or even per-model policy */
- return 0;
+ return _midi_source->session().config.get_insert_merge_policy();
}
-
-XMLNode& MidiModel::DeltaCommand::get_state()
+
+void
+MidiModel::set_midi_source (MidiSource* s)
{
- XMLNode *delta_command = new XMLNode(DELTA_COMMAND_ELEMENT);
- delta_command->add_property("midi_source", _model->midi_source()->id().to_s());
+ if (_midi_source) {
+ _midi_source->invalidate ();
+ }
- XMLNode *added_notes = delta_command->add_child(ADDED_NOTES_ELEMENT);
- for_each(_added_notes.begin(), _added_notes.end(), sigc::compose(
- sigc::mem_fun(*added_notes, &XMLNode::add_child_nocopy),
- sigc::mem_fun(*this, &DeltaCommand::marshal_note)));
+ _midi_source_connections.drop_connections ();
- XMLNode *removed_notes = delta_command->add_child(REMOVED_NOTES_ELEMENT);
- for_each(_removed_notes.begin(), _removed_notes.end(), sigc::compose(
- sigc::mem_fun(*removed_notes, &XMLNode::add_child_nocopy),
- sigc::mem_fun(*this, &DeltaCommand::marshal_note)));
+ _midi_source = s;
- return *delta_command;
-}
+ _midi_source->InterpolationChanged.connect_same_thread (
+ _midi_source_connections, boost::bind (&MidiModel::source_interpolation_changed, this, _1, _2)
+ );
-struct EventTimeComparator {
- typedef const MIDI::Event* value_type;
- inline bool operator()(const MIDI::Event& a, const MIDI::Event& b) const {
- return a.time() >= b.time();
- }
-};
+ _midi_source->AutomationStateChanged.connect_same_thread (
+ _midi_source_connections, boost::bind (&MidiModel::source_automation_state_changed, this, _1, _2)
+ );
+}
-/** Write the model to a MidiSource (i.e. save the model).
- * This is different from manually using read to write to a source in that
- * note off events are written regardless of the track mode. This is so the
- * user can switch a recorded track (with note durations from some instrument)
- * to percussive, save, reload, then switch it back to sustained without
- * destroying the original note durations.
+/** The source has signalled that the interpolation style for a parameter has changed. In order to
+ * keep MidiSource and ControlList interpolation state the same, we pass this change onto the
+ * appropriate ControlList.
+ *
+ * The idea is that MidiSource and the MidiModel's ControlList states are kept in sync, and one
+ * or the other is listened to by the GUI.
*/
-bool MidiModel::write_to(boost::shared_ptr<MidiSource> source)
+void
+MidiModel::source_interpolation_changed (Evoral::Parameter p, Evoral::ControlList::InterpolationStyle s)
{
- read_lock();
+ Glib::Mutex::Lock lm (_control_lock);
+ control(p)->list()->set_interpolation (s);
+}
- const NoteMode old_note_mode = _note_mode;
- _note_mode = Sustained;
-
- for (const_iterator i = begin(); i != end(); ++i) {
- source->append_event_unlocked(Frames, *i);
- }
-
- _note_mode = old_note_mode;
-
- read_unlock();
- _edited = false;
+/** A ControlList has signalled that its interpolation style has changed. Again, in order to keep
+ * MidiSource and ControlList interpolation state in sync, we pass this change onto our MidiSource.
+ */
+void
+MidiModel::control_list_interpolation_changed (Evoral::Parameter p, Evoral::ControlList::InterpolationStyle s)
+{
+ _midi_source->set_interpolation_of (p, s);
+}
- return true;
+void
+MidiModel::source_automation_state_changed (Evoral::Parameter p, AutoState s)
+{
+ Glib::Mutex::Lock lm (_control_lock);
+ boost::shared_ptr<AutomationList> al = boost::dynamic_pointer_cast<AutomationList> (control(p)->list ());
+ al->set_automation_state (s);
}
-XMLNode& MidiModel::get_state()
+void
+MidiModel::automation_list_automation_state_changed (Evoral::Parameter p, AutoState s)
{
- XMLNode *node = new XMLNode("MidiModel");
- return *node;
+ _midi_source->set_automation_state_of (p, s);
}
+boost::shared_ptr<Evoral::Control>
+MidiModel::control_factory (Evoral::Parameter const & p)
+{
+ boost::shared_ptr<Evoral::Control> c = Automatable::control_factory (p);
+
+ /* Set up newly created control's lists to the appropriate interpolation and
+ automation state from our source.
+ */
+
+ assert (_midi_source);
+
+ c->list()->set_interpolation (_midi_source->interpolation_of (p));
+
+ boost::shared_ptr<AutomationList> al = boost::dynamic_pointer_cast<AutomationList> (c->list ());
+ assert (al);
+
+ al->set_automation_state (_midi_source->automation_state_of (p));
+
+ return c;
+}