X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fmidi_model.cc;h=a914a0d8873f55942942d93db825c600a9b6737f;hb=c40437430acf4b65d8acb8b084eae8cd2f6f5402;hp=e544a64afb7cfc8ecdbce1875bb4ed9cd67cb3f7;hpb=f65119016207d9c413437227bd5117fef7dc31b1;p=ardour.git diff --git a/libs/ardour/midi_model.cc b/libs/ardour/midi_model.cc index e544a64afb..a914a0d887 100644 --- a/libs/ardour/midi_model.cc +++ b/libs/ardour/midi_model.cc @@ -1,915 +1,1972 @@ /* - Copyright (C) 2007 Paul Davis - Written by Dave Robillard, 2007 + Copyright (C) 2007 Paul Davis + Author: David 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 #include +#include +#include #include #include -#include -#include -#include -#include -#include -#include +#include "pbd/compose.h" +#include "pbd/enumwriter.h" +#include "pbd/error.h" + +#include "evoral/Control.hpp" + +#include "midi++/events.h" + +#include "ardour/automation_control.h" +#include "ardour/midi_automation_list_binder.h" +#include "ardour/midi_model.h" +#include "ardour/midi_source.h" +#include "ardour/midi_state_tracker.h" +#include "ardour/session.h" +#include "ardour/types.h" + +#include "i18n.h" using namespace std; using namespace ARDOUR; +using namespace PBD; + +MidiModel::MidiModel (boost::shared_ptr s) + : AutomatableSequence(s->session()) +{ + set_midi_source (s); +} + +/** Start a new NoteDiff 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::NoteDiffCommand* +MidiModel::new_note_diff_command (const string name) +{ + boost::shared_ptr ms = _midi_source.lock (); + assert (ms); + + return new NoteDiffCommand (ms->model(), name); +} + +/** Start a new SysExDiff command */ +MidiModel::SysExDiffCommand* +MidiModel::new_sysex_diff_command (const string name) +{ + boost::shared_ptr ms = _midi_source.lock (); + assert (ms); + + return new SysExDiffCommand (ms->model(), name); +} + +/** Start a new PatchChangeDiff command */ +MidiModel::PatchChangeDiffCommand* +MidiModel::new_patch_change_diff_command (const string name) +{ + boost::shared_ptr ms = _midi_source.lock (); + assert (ms); + + return new PatchChangeDiffCommand (ms->model(), name); +} + + +/** 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); +} + +/** 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) +{ + (*cmd)(); + session.add_command(cmd); + set_edited(true); +} + +/************** DIFF COMMAND ********************/ + +#define NOTE_DIFF_COMMAND_ELEMENT "NoteDiffCommand" +#define DIFF_NOTES_ELEMENT "ChangedNotes" +#define ADDED_NOTES_ELEMENT "AddedNotes" +#define REMOVED_NOTES_ELEMENT "RemovedNotes" +#define SIDE_EFFECT_REMOVALS_ELEMENT "SideEffectRemovals" +#define SYSEX_DIFF_COMMAND_ELEMENT "SysExDiffCommand" +#define DIFF_SYSEXES_ELEMENT "ChangedSysExes" +#define PATCH_CHANGE_DIFF_COMMAND_ELEMENT "PatchChangeDiffCommand" +#define ADDED_PATCH_CHANGES_ELEMENT "AddedPatchChanges" +#define REMOVED_PATCH_CHANGES_ELEMENT "RemovedPatchChanges" +#define DIFF_PATCH_CHANGES_ELEMENT "ChangedPatchChanges" + +MidiModel::DiffCommand::DiffCommand(boost::shared_ptr m, const std::string& name) + : Command (name) + , _model (m) + , _name (name) +{ + assert(_model); +} + +MidiModel::NoteDiffCommand::NoteDiffCommand (boost::shared_ptr m, const XMLNode& node) + : DiffCommand (m, "") +{ + assert (_model); + set_state (node, Stateful::loading_state_version); +} + +void +MidiModel::NoteDiffCommand::add (const NotePtr note) +{ + _removed_notes.remove(note); + _added_notes.push_back(note); +} + +void +MidiModel::NoteDiffCommand::remove (const NotePtr note) +{ + _added_notes.remove(note); + _removed_notes.push_back(note); +} + +void +MidiModel::NoteDiffCommand::side_effect_remove (const NotePtr note) +{ + side_effect_removals.insert (note); +} + +void +MidiModel::NoteDiffCommand::change (const NotePtr note, Property prop, + uint8_t new_value) +{ + assert (note); + + 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); +} + +void +MidiModel::NoteDiffCommand::change (const NotePtr note, Property prop, + TimeType new_time) +{ + assert (note); + + NoteChange change; + + switch (prop) { + case NoteNumber: + case Channel: + case Velocity: + fatal << "MidiModel::NoteDiffCommand::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); +} + +MidiModel::NoteDiffCommand & +MidiModel::NoteDiffCommand::operator+= (const NoteDiffCommand& other) +{ + if (this == &other) { + return *this; + } + + if (_model != other._model) { + return *this; + } + + _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()); + + return *this; +} + +void +MidiModel::NoteDiffCommand::operator() () +{ + { + 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 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::iterator i = temporary_removals.begin(); i != temporary_removals.end(); ++i) { + NoteDiffCommand side_effects (model(), "side effects"); + if (_model->add_note_unlocked (*i, &side_effects)) { + /* The note was re-added ok */ + *this += side_effects; + } else { + /* The note that we removed earlier could not be re-added. This change record + must say that the note was removed. We'll keep the changes we made, though, + as if the note is re-added by the undo the changes must also be undone. + */ + _removed_notes.push_back (*i); + } + } + + if (!side_effect_removals.empty()) { + cerr << "SER: \n"; + for (set::iterator i = side_effect_removals.begin(); i != side_effect_removals.end(); ++i) { + cerr << "\t" << *i << ' ' << **i << endl; + } + } + } -void MidiModel::write_lock() { - _lock.writer_lock(); - _automation_lock.lock(); + _model->ContentsChanged(); /* EMIT SIGNAL */ } -void MidiModel::write_unlock() { - _lock.writer_unlock(); - _automation_lock.unlock(); +void +MidiModel::NoteDiffCommand::undo () +{ + { + MidiModel::WriteLock lock(_model->edit_lock()); + + for (NoteList::iterator i = _added_notes.begin(); i != _added_notes.end(); ++i) { + _model->remove_note_unlocked(*i); + } + + /* Apply changes first; this is important in the case of a note change which + resulted in the note being removed by the overlap checker. If the overlap + checker removes a note, it will be in _removed_notes. We are going to re-add + it below, but first we must undo the changes we made so that the overlap + checker doesn't refuse the re-add. + */ + + /* notes we modify in a way that requires remove-then-add to maintain ordering */ + set 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() && + find (_removed_notes.begin(), _removed_notes.end(), i->note) == _removed_notes.end() + ) { + + /* We only need to mark this note for re-add if (a) we haven't + already marked it and (b) it isn't on the _removed_notes + list (which means that it has already been removed and it + will be re-added anyway) + */ + + _model->remove_note_unlocked (i->note); + temporary_removals.insert (i->note); + } + i->note->set_note (i->old_value); + break; + + case StartTime: + if ( + temporary_removals.find (i->note) == temporary_removals.end() && + find (_removed_notes.begin(), _removed_notes.end(), i->note) == _removed_notes.end() + ) { + + /* See above ... */ + + _model->remove_note_unlocked (i->note); + temporary_removals.insert (i->note); + } + i->note->set_time (i->old_time); + break; + + case Channel: + if ( + temporary_removals.find (i->note) == temporary_removals.end() && + find (_removed_notes.begin(), _removed_notes.end(), i->note) == _removed_notes.end() + ) { + + /* See above ... */ + + _model->remove_note_unlocked (i->note); + temporary_removals.insert (i->note); + } + i->note->set_channel (i->old_value); + break; + + /* no remove-then-add required for these properties, since we do not index them + */ + + case Velocity: + i->note->set_velocity (i->old_value); + break; + + case Length: + i->note->set_length (i->old_time); + break; + } + } + + for (NoteList::iterator i = _removed_notes.begin(); i != _removed_notes.end(); ++i) { + _model->add_note_unlocked(*i); + } + + for (set::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::iterator i = side_effect_removals.begin(); i != side_effect_removals.end(); ++i) { + _model->add_note_unlocked (*i); + } + } + + _model->ContentsChanged(); /* EMIT SIGNAL */ } -void MidiModel::read_lock() const { - _lock.reader_lock(); - /*_automation_lock.lock();*/ +XMLNode& +MidiModel::NoteDiffCommand::marshal_note(const NotePtr note) +{ + 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; } -void MidiModel::read_unlock() const { - _lock.reader_unlock(); - /*_automation_lock.unlock();*/ +Evoral::Sequence::NotePtr +MidiModel::NoteDiffCommand::unmarshal_note (XMLNode *xml_note) +{ + unsigned int note; + XMLProperty* prop; + unsigned int channel; + MidiModel::TimeType time; + MidiModel::TimeType 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(channel, time, length, note, velocity)); + note_ptr->set_id (id); + + return note_ptr; +} + +XMLNode& +MidiModel::NoteDiffCommand::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; +} + +MidiModel::NoteDiffCommand::NoteChange +MidiModel::NoteDiffCommand::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; +} + +int +MidiModel::NoteDiffCommand::set_state (const XMLNode& diff_command, int /*version*/) +{ + if (diff_command.name() != string (NOTE_DIFF_COMMAND_ELEMENT)) { + return 1; + } + + /* additions */ + + _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 (&NoteDiffCommand::unmarshal_note, this, _1)); + } + + + /* removals */ + + _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 (&NoteDiffCommand::unmarshal_note, this, _1)); + } + + + /* changes */ + + _changes.clear(); + + XMLNode* changed_notes = diff_command.child(DIFF_NOTES_ELEMENT); + + if (changed_notes) { + XMLNodeList notes = changed_notes->children(); + transform (notes.begin(), notes.end(), back_inserter(_changes), + boost::bind (&NoteDiffCommand::unmarshal_change, this, _1)); + + } + + /* side effect removals caused by changes */ + + side_effect_removals.clear(); + + XMLNode* side_effect_notes = diff_command.child(SIDE_EFFECT_REMOVALS_ELEMENT); + + 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; +} + +XMLNode& +MidiModel::NoteDiffCommand::get_state () +{ + XMLNode* diff_command = new XMLNode (NOTE_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 (&NoteDiffCommand::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 (&NoteDiffCommand::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 (&NoteDiffCommand::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 (&NoteDiffCommand::marshal_note, this, _1))); + } + + return *diff_command; +} + +MidiModel::SysExDiffCommand::SysExDiffCommand (boost::shared_ptr m, const XMLNode& node) + : DiffCommand (m, "") +{ + assert (_model); + set_state (node, Stateful::loading_state_version); +} + +void +MidiModel::SysExDiffCommand::change (boost::shared_ptr > s, TimeType new_time) +{ + Change change; + + change.sysex = s; + change.property = Time; + change.old_time = s->time (); + change.new_time = new_time; + + _changes.push_back (change); +} + +void +MidiModel::SysExDiffCommand::operator() () +{ + { + MidiModel::WriteLock lock (_model->edit_lock ()); + + for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) { + switch (i->property) { + case Time: + i->sysex->set_time (i->new_time); + } + } + } + + _model->ContentsChanged (); /* EMIT SIGNAL */ +} + +void +MidiModel::SysExDiffCommand::undo () +{ + { + MidiModel::WriteLock lock (_model->edit_lock ()); + + for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) { + switch (i->property) { + case Time: + i->sysex->set_time (i->old_time); + break; + } + } + + } + + _model->ContentsChanged(); /* EMIT SIGNAL */ +} + +XMLNode& +MidiModel::SysExDiffCommand::marshal_change (const Change& 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); + old_value_str << change.old_time; + xml_change->add_property ("old", old_value_str.str()); + } + + { + ostringstream new_value_str (ios::ate); + new_value_str << change.new_time; + xml_change->add_property ("new", new_value_str.str()); + } + + ostringstream id_str; + id_str << change.sysex->id(); + xml_change->add_property ("id", id_str.str()); + + return *xml_change; +} + +MidiModel::SysExDiffCommand::Change +MidiModel::SysExDiffCommand::unmarshal_change (XMLNode *xml_change) +{ + XMLProperty* prop; + Change 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 SysExID found for sys-ex property change - ignored") << endmsg; + return change; + } + + gint sysex_id = atoi (prop->value().c_str()); + + if ((prop = xml_change->property ("old")) != 0) { + istringstream old_str (prop->value()); + old_str >> change.old_time; + } else { + fatal << "!!!" << endmsg; + /*NOTREACHED*/ + } + + if ((prop = xml_change->property ("new")) != 0) { + istringstream new_str (prop->value()); + new_str >> change.new_time; + } else { + fatal << "!!!" << endmsg; + /*NOTREACHED*/ + } + + /* we must point at the instance of the sysex that is actually in the model. + so go look for it ... + */ + + change.sysex = _model->find_sysex (sysex_id); + + if (!change.sysex) { + warning << "Sys-ex #" << sysex_id << " not found in model - programmers should investigate this" << endmsg; + return change; + } + + return change; +} + +int +MidiModel::SysExDiffCommand::set_state (const XMLNode& diff_command, int /*version*/) +{ + if (diff_command.name() != string (SYSEX_DIFF_COMMAND_ELEMENT)) { + return 1; + } + + /* changes */ + + _changes.clear(); + + XMLNode* changed_sysexes = diff_command.child (DIFF_SYSEXES_ELEMENT); + + if (changed_sysexes) { + XMLNodeList sysexes = changed_sysexes->children(); + transform (sysexes.begin(), sysexes.end(), back_inserter (_changes), + boost::bind (&SysExDiffCommand::unmarshal_change, this, _1)); + + } + + return 0; +} + +XMLNode& +MidiModel::SysExDiffCommand::get_state () +{ + XMLNode* diff_command = new XMLNode (SYSEX_DIFF_COMMAND_ELEMENT); + diff_command->add_property ("midi-source", _model->midi_source()->id().to_s()); + + XMLNode* changes = diff_command->add_child(DIFF_SYSEXES_ELEMENT); + for_each (_changes.begin(), _changes.end(), + boost::bind ( + boost::bind (&XMLNode::add_child_nocopy, changes, _1), + boost::bind (&SysExDiffCommand::marshal_change, this, _1))); + + return *diff_command; +} + +MidiModel::PatchChangeDiffCommand::PatchChangeDiffCommand (boost::shared_ptr m, const string& name) + : DiffCommand (m, name) +{ + assert (_model); +} + +MidiModel::PatchChangeDiffCommand::PatchChangeDiffCommand (boost::shared_ptr m, const XMLNode & node) + : DiffCommand (m, "") +{ + assert (_model); + set_state (node, Stateful::loading_state_version); +} + +void +MidiModel::PatchChangeDiffCommand::add (PatchChangePtr p) +{ + _added.push_back (p); +} + +void +MidiModel::PatchChangeDiffCommand::remove (PatchChangePtr p) +{ + _removed.push_back (p); +} + +void +MidiModel::PatchChangeDiffCommand::change_time (PatchChangePtr patch, TimeType t) +{ + Change c; + c.property = Time; + c.patch = patch; + c.old_time = patch->time (); + c.new_time = t; + + _changes.push_back (c); +} + +void +MidiModel::PatchChangeDiffCommand::change_channel (PatchChangePtr patch, uint8_t channel) +{ + Change c; + c.property = Channel; + c.patch = patch; + c.old_channel = patch->channel (); + c.new_channel = channel; + + _changes.push_back (c); +} + +void +MidiModel::PatchChangeDiffCommand::change_program (PatchChangePtr patch, uint8_t program) +{ + Change c; + c.property = Program; + c.patch = patch; + c.old_program = patch->program (); + c.new_program = program; + + _changes.push_back (c); +} + +void +MidiModel::PatchChangeDiffCommand::change_bank (PatchChangePtr patch, int bank) +{ + Change c; + c.property = Bank; + c.patch = patch; + c.old_bank = patch->bank (); + c.new_bank = bank; + + _changes.push_back (c); +} + +void +MidiModel::PatchChangeDiffCommand::operator() () +{ + { + MidiModel::WriteLock lock (_model->edit_lock ()); + + for (list::iterator i = _added.begin(); i != _added.end(); ++i) { + _model->add_patch_change_unlocked (*i); + } + + for (list::iterator i = _removed.begin(); i != _removed.end(); ++i) { + _model->remove_patch_change_unlocked (*i); + } + + set temporary_removals; + + for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) { + switch (i->property) { + case Time: + if (temporary_removals.find (i->patch) == temporary_removals.end()) { + _model->remove_patch_change_unlocked (i->patch); + temporary_removals.insert (i->patch); + } + i->patch->set_time (i->new_time); + break; + + case Channel: + i->patch->set_channel (i->new_channel); + break; + + case Program: + i->patch->set_program (i->new_program); + break; + + case Bank: + i->patch->set_bank (i->new_bank); + break; + } + } + + for (set::iterator i = temporary_removals.begin(); i != temporary_removals.end(); ++i) { + _model->add_patch_change_unlocked (*i); + } + } + + _model->ContentsChanged (); /* EMIT SIGNAL */ +} + +void +MidiModel::PatchChangeDiffCommand::undo () +{ + { + MidiModel::WriteLock lock (_model->edit_lock()); + + for (list::iterator i = _added.begin(); i != _added.end(); ++i) { + _model->remove_patch_change_unlocked (*i); + } + + for (list::iterator i = _removed.begin(); i != _removed.end(); ++i) { + _model->add_patch_change_unlocked (*i); + } + + set temporary_removals; + + for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) { + switch (i->property) { + case Time: + if (temporary_removals.find (i->patch) == temporary_removals.end()) { + _model->remove_patch_change_unlocked (i->patch); + temporary_removals.insert (i->patch); + } + i->patch->set_time (i->old_time); + break; + + case Channel: + i->patch->set_channel (i->old_channel); + break; + + case Program: + i->patch->set_program (i->old_program); + break; + + case Bank: + i->patch->set_bank (i->old_bank); + break; + } + } + + for (set::iterator i = temporary_removals.begin(); i != temporary_removals.end(); ++i) { + _model->add_patch_change_unlocked (*i); + } + + } + + _model->ContentsChanged (); /* EMIT SIGNAL */ } -// 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) +XMLNode & +MidiModel::PatchChangeDiffCommand::marshal_patch_change (constPatchChangePtr p) { - //cerr << "Created MIDI iterator @ " << t << " (is end: " << _is_end << ")" << endl; + XMLNode* n = new XMLNode ("patch-change"); - if (_is_end) - return; + { + ostringstream s (ios::ate); + s << int (p->id ()); + n->add_property ("id", s.str()); + } - model.read_lock(); + { + ostringstream s (ios::ate); + s << p->time (); + n->add_property ("time", s.str ()); + } - _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; - } + { + ostringstream s (ios::ate); + s << int (p->channel ()); + n->add_property ("channel", s.str ()); } - MidiControlIterator earliest_control(boost::shared_ptr(), DBL_MAX, 0.0); + { + ostringstream s (ios::ate); + s << int (p->program ()); + n->add_property ("program", s.str ()); + } - _control_iters.reserve(model.controls().size()); - for (Automatable::Controls::const_iterator i = model.controls().begin(); - i != model.controls().end(); ++i) { + { + ostringstream s (ios::ate); + s << int (p->bank ()); + n->add_property ("bank", s.str ()); + } - assert( - i->first.type() == MidiCCAutomation || - i->first.type() == MidiPgmChangeAutomation || - i->first.type() == MidiPitchBenderAutomation || - i->first.type() == MidiChannelAftertouchAutomation); + return *n; +} - 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; +XMLNode& +MidiModel::PatchChangeDiffCommand::marshal_change (const Change& c) +{ + XMLNode* n = new XMLNode (X_("Change")); + + n->add_property (X_("property"), enum_2_string (c.property)); + + { + ostringstream s (ios::ate); + if (c.property == Time) { + s << c.old_time; + } else if (c.property == Channel) { + s << c.old_channel; + } else if (c.property == Program) { + s << int (c.old_program); + } else if (c.property == Bank) { + s << c.old_bank; } - assert(x >= 0); - assert(y >= i->first.min()); - assert(y <= i->first.max()); - - 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 (x < earliest_control.x) { - earliest_control = new_iter; - _control_iter = _control_iters.end(); - --_control_iter; - } + n->add_property (X_("old"), s.str ()); } - if (_note_iter != model.notes().end()) { - _event = MIDI::Event((*_note_iter)->on_event(), false); - _active_notes.push(*_note_iter); - //cerr << " new const iterator: size active notes: " << _active_notes.size() << " is empty: " << _active_notes.empty() << endl; - ++_note_iter; - } + { + ostringstream s (ios::ate); + + if (c.property == Time) { + s << c.new_time; + } else if (c.property == Channel) { + s << c.new_channel; + } else if (c.property == Program) { + s << int (c.new_program); + } else if (c.property == Bank) { + s << c.new_bank; + } - if (earliest_control.automation_list.get() && earliest_control.x < _event.time()) { - model.control_to_midi_event(_event, earliest_control); - } else { - _control_iter = _control_iters.end(); + n->add_property (X_("new"), s.str ()); } - if (_event.size() == 0) { - //cerr << "Created MIDI iterator @ " << t << " is at end." << endl; - _is_end = true; - - // FIXME: possible race condition here.... - if (_locked) { - _model->read_unlock(); - _locked = false; - } - } else { - //printf("New MIDI Iterator = %X @ %lf\n", _event.type(), _event.time()); + { + ostringstream s; + s << c.patch->id (); + n->add_property ("id", s.str ()); } -} -MidiModel::const_iterator::~const_iterator() -{ - if (_locked) - _model->read_unlock(); + return *n; } -const MidiModel::const_iterator& MidiModel::const_iterator::operator++() +MidiModel::PatchChangePtr +MidiModel::PatchChangeDiffCommand::unmarshal_patch_change (XMLNode* n) { - if (_is_end) - throw std::logic_error("Attempt to iterate past end of MidiModel"); + XMLProperty* prop; + Evoral::event_id_t id; + Evoral::MusicalTime time = 0; + uint8_t channel = 0; + uint8_t program = 0; + int bank = 0; + + if ((prop = n->property ("id")) != 0) { + istringstream s (prop->value()); + s >> id; + } - /*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 ((prop = n->property ("time")) != 0) { + istringstream s (prop->value ()); + s >> time; + } - 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; + if ((prop = n->property ("channel")) != 0) { + istringstream s (prop->value ()); + s >> channel; } - 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); - //cerr << "control_iter x:" << _control_iter->x << " y:" << _control_iter->y << endl; + if ((prop = n->property ("program")) != 0) { + istringstream s (prop->value ()); + s >> program; + } - if (ret) { - cerr << "Incremented " << _control_iter->automation_list->parameter().id() << " to " << x << endl; - _control_iter->x = x; - _control_iter->y = y; - } else { - cerr << "Hit end of " << _control_iter->automation_list->parameter().id() << endl; - _control_iter->automation_list.reset(); - _control_iter->x = DBL_MAX; - } + if ((prop = n->property ("bank")) != 0) { + istringstream s (prop->value ()); + s >> bank; } - // Now find and point at the earliest event + PatchChangePtr p (new Evoral::PatchChange (time, channel, program, bank)); + p->set_id (id); + return p; +} - const std::vector::iterator old_control_iter = _control_iter; - _control_iter = _control_iters.begin(); +MidiModel::PatchChangeDiffCommand::Change +MidiModel::PatchChangeDiffCommand::unmarshal_change (XMLNode* n) +{ + XMLProperty* prop; + Change c; + + prop = n->property ("property"); + assert (prop); + c.property = (Property) string_2_enum (prop->value(), c.property); + + prop = n->property ("id"); + assert (prop); + Evoral::event_id_t const id = atoi (prop->value().c_str()); + + prop = n->property ("old"); + assert (prop); + { + istringstream s (prop->value ()); + if (c.property == Time) { + s >> c.old_time; + } else if (c.property == Channel) { + s >> c.old_channel; + } else if (c.property == Program) { + s >> c.old_program; + } else if (c.property == Bank) { + s >> c.old_bank; + } + } - for (std::vector::iterator i = _control_iters.begin(); - i != _control_iters.end(); ++i) { - if (i->x < _control_iter->x) { - _control_iter = i; + prop = n->property ("new"); + assert (prop); + { + istringstream s (prop->value ()); + if (c.property == Time) { + s >> c.new_time; + } else if (c.property == Channel) { + s >> c.new_channel; + } else if (c.property == Program) { + s >> c.new_program; + } else if (c.property == Bank) { + s >> c.new_bank; } } - enum Type {NIL, NOTE_ON, NOTE_OFF, AUTOMATION}; + c.patch = _model->find_patch_change (id); + assert (c.patch); - Type type = NIL; - double t = 0; + return c; +} - // Next earliest note on - if (_note_iter != _model->notes().end()) { - type = NOTE_ON; - t = (*_note_iter)->time(); +int +MidiModel::PatchChangeDiffCommand::set_state (const XMLNode& diff_command, int /*version*/) +{ + if (diff_command.name() != PATCH_CHANGE_DIFF_COMMAND_ELEMENT) { + return 1; } - // 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(); - } + _added.clear (); + XMLNode* added = diff_command.child (ADDED_PATCH_CHANGES_ELEMENT); + if (added) { + XMLNodeList p = added->children (); + transform (p.begin(), p.end(), back_inserter (_added), boost::bind (&PatchChangeDiffCommand::unmarshal_patch_change, this, _1)); } - // 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 = MIDI::Event((*_note_iter)->on_event(), false); - _active_notes.push(*_note_iter); - ++_note_iter; - } else if (type == NOTE_OFF) { - //cerr << "********** MIDI Iterator = note off" << endl; - _event = MIDI::Event(_active_notes.top()->off_event(), false); - _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; + _removed.clear (); + XMLNode* removed = diff_command.child (REMOVED_PATCH_CHANGES_ELEMENT); + if (removed) { + XMLNodeList p = removed->children (); + transform (p.begin(), p.end(), back_inserter (_removed), boost::bind (&PatchChangeDiffCommand::unmarshal_patch_change, this, _1)); } - assert(_is_end || _event.size()> 0); + _changes.clear (); + XMLNode* changed = diff_command.child (DIFF_PATCH_CHANGES_ELEMENT); + if (changed) { + XMLNodeList p = changed->children (); + transform (p.begin(), p.end(), back_inserter (_changes), boost::bind (&PatchChangeDiffCommand::unmarshal_change, this, _1)); + } - return *this; + return 0; } -bool MidiModel::const_iterator::operator==(const const_iterator& other) const +XMLNode & +MidiModel::PatchChangeDiffCommand::get_state () { - if (_is_end || other._is_end) - return (_is_end == other._is_end); - else - return (_event == other._event); + XMLNode* diff_command = new XMLNode (PATCH_CHANGE_DIFF_COMMAND_ELEMENT); + diff_command->add_property("midi-source", _model->midi_source()->id().to_s()); + + XMLNode* added = diff_command->add_child (ADDED_PATCH_CHANGES_ELEMENT); + for_each (_added.begin(), _added.end(), + boost::bind ( + boost::bind (&XMLNode::add_child_nocopy, added, _1), + boost::bind (&PatchChangeDiffCommand::marshal_patch_change, this, _1) + ) + ); + + XMLNode* removed = diff_command->add_child (REMOVED_PATCH_CHANGES_ELEMENT); + for_each (_removed.begin(), _removed.end(), + boost::bind ( + boost::bind (&XMLNode::add_child_nocopy, removed, _1), + boost::bind (&PatchChangeDiffCommand::marshal_patch_change, this, _1) + ) + ); + + XMLNode* changes = diff_command->add_child (DIFF_PATCH_CHANGES_ELEMENT); + for_each (_changes.begin(), _changes.end(), + boost::bind ( + boost::bind (&XMLNode::add_child_nocopy, changes, _1), + boost::bind (&PatchChangeDiffCommand::marshal_change, this, _1) + ) + ); + + return *diff_command; } -MidiModel::const_iterator& MidiModel::const_iterator::operator=(const const_iterator& other) +/** 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. + * + * Similarly, control events are written without interpolation (as with the + * `Discrete' mode). + */ +bool +MidiModel::write_to (boost::shared_ptr source) { - if (_locked && _model != other._model) - _model->read_unlock(); + ReadLock lock(read_lock()); - assert( ! other._event.owns_buffer()); + const bool old_percussive = percussive(); + set_percussive(false); - _model = other._model; - _event = other._event; - _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; + boost::shared_ptr ms = _midi_source.lock (); + assert (ms); - assert( ! _event.owns_buffer()); + source->drop_model(); + source->mark_streaming_midi_write_started (note_mode()); - return *this; -} + for (Evoral::Sequence::const_iterator i = begin(0, true); i != end(); ++i) { + source->append_event_unlocked_beats(*i); + } -// MidiModel + set_percussive(old_percussive); + source->mark_streaming_write_completed(); -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) -{ - assert(_end_iter._is_end); - assert( ! _end_iter._locked); + set_edited(false); + + return true; } -/** 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 +/** 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 () { - //cerr << this << " MM::read @ " << start << " frames: " << nframes << " -> " << stamp_offset << endl; - //cerr << this << " MM # notes: " << n_notes() << endl; + ReadLock lock(read_lock()); - size_t read_events = 0; + const bool old_percussive = percussive(); + set_percussive(false); - 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; - } + boost::shared_ptr ms = _midi_source.lock (); + assert (ms); - _next_read = start + nframes; + ms->mark_streaming_midi_write_started (note_mode()); - while (_read_iter != end() && _read_iter->time() < start + nframes) { - assert(_read_iter->size()> 0); - dst.write(_read_iter->time() + stamp_offset - negative_stamp_offset, - _read_iter->size(), _read_iter->buffer()); + for (Evoral::Sequence::const_iterator i = begin(0, true); i != end(); ++i) { + ms->append_event_unlocked_beats(*i); + } - /* - 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; - */ + set_percussive (old_percussive); + ms->mark_streaming_write_completed (); - ++_read_iter; - ++read_events; - } + set_edited (false); - return read_events; + return true; } -bool MidiModel::control_to_midi_event(MIDI::Event& ev, - const MidiControlIterator& iter) const -{ - assert(iter.automation_list.get() != 0); - - switch (iter.automation_list->parameter().type()) { - case MidiCCAutomation: - if (ev.size() < 3) - ev.set_buffer((Byte*)malloc(3), true); - - assert(iter.automation_list); - assert(iter.automation_list->parameter().channel() < 16); - assert(iter.automation_list->parameter().id() <= INT8_MAX); - assert(iter.y <= INT8_MAX); - 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; - ev.time() = iter.x; - ev.size() = 3; - return true; - - case MidiPgmChangeAutomation: - if (ev.size() < 3) - ev.set_buffer((Byte*)malloc(3), true); - - assert(iter.automation_list); - assert(iter.automation_list->parameter().channel() < 16); - assert(iter.automation_list->parameter().id() <= INT8_MAX); - assert(iter.y <= INT8_MAX); - ev.buffer()[0] = MIDI_CMD_PGM_CHANGE + iter.automation_list->parameter().channel(); - ev.buffer()[1] = (Byte)iter.y; - ev.buffer()[2] = 0; - ev.time() = iter.x; - ev.size() = 3; - return true; - - case MidiPitchBenderAutomation: - if (ev.size() < 3) - ev.set_buffer((Byte*)malloc(3), true); - - assert(iter.automation_list); - assert(iter.automation_list->parameter().channel() < 16); - assert(iter.automation_list->parameter().id() <= INT8_MAX); - assert(iter.y < (1<<14)); - ev.buffer()[0] = MIDI_CMD_BENDER + iter.automation_list->parameter().channel(); - ev.buffer()[1] = ((Byte)iter.y) & 0x7F; // LSB - ev.buffer()[2] = (((Byte)iter.y) >> 7) & 0x7F; // MSB - ev.time() = iter.x; - ev.size() = 3; - return true; - - case MidiChannelAftertouchAutomation: - if (ev.size() < 3) - ev.set_buffer((Byte*)malloc(3), true); - - assert(iter.automation_list); - assert(iter.automation_list->parameter().channel() < 16); - assert(iter.automation_list->parameter().id() <= INT8_MAX); - assert(iter.y <= INT8_MAX); - ev.buffer()[0] - = MIDI_CMD_CHANNEL_PRESSURE + iter.automation_list->parameter().channel(); - ev.buffer()[1] = (Byte)iter.y; - ev.buffer()[2] = 0; - ev.time() = iter.x; - ev.size() = 3; - return true; - - default: - return false; - } -} - - -/** Clear all events from the model. +/** 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. */ -void MidiModel::clear() +bool +MidiModel::write_section_to (boost::shared_ptr source, Evoral::MusicalTime begin_time, Evoral::MusicalTime end_time) { - _lock.writer_lock(); - _notes.clear(); - clear_automation(); - _next_read = 0; - _read_iter = end(); - _lock.writer_unlock(); -} + ReadLock lock(read_lock()); + MidiStateTracker mst; + const bool old_percussive = percussive(); + set_percussive(false); -/** 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() -{ - //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(); -} + boost::shared_ptr ms = _midi_source.lock (); + assert (ms); -/** 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); + source->drop_model(); + source->mark_streaming_midi_write_started (note_mode()); - //cerr << "MM " << this << " END WRITE: " << _notes.size() << " NOTES\n"; + for (Evoral::Sequence::const_iterator i = begin(0, true); i != end(); ++i) { + const Evoral::Event& ev (*i); - 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; + if (ev.time() >= begin_time && ev.time() < end_time) { + + const Evoral::MIDIEvent* mev = + static_cast* > (&ev); + + if (!mev) { + continue; + } + + + if (mev->is_note_off()) { + + if (!mst.active (mev->note(), mev->channel())) { + /* the matching note-on was outside the + time range we were given, so just + ignore this note-off. + */ + continue; + } + + source->append_event_unlocked_beats (*i); + mst.remove (mev->note(), mev->channel()); + + } else if (mev->is_note_on()) { + mst.add (mev->note(), mev->channel()); + source->append_event_unlocked_beats(*i); } else { - ++n; + source->append_event_unlocked_beats(*i); } } } - 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(); - } + mst.resolve_notes (*source, end_time); - 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(); -} + set_percussive(old_percussive); + source->mark_streaming_write_completed(); -/** 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; - - cerr << "MidiModel append event type: " - << hex << "0x" << (int)ev.type() << endl; - - 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()); - } + set_edited(false); - write_unlock(); + return true; } -void MidiModel::append_note_on_unlocked(uint8_t chan, double time, - uint8_t note_num, uint8_t velocity) +XMLNode& +MidiModel::get_state() { - /*cerr << "MidiModel " << this << " chan " << (int)chan << - " note " << (int)note_num << " on @ " << time << endl;*/ - - assert(chan < 16); - assert(_writing); - _edited = true; - - _notes.push_back(boost::shared_ptr(new Note(chan, time, 0, note_num, velocity))); - 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; - }*/ + XMLNode *node = new XMLNode("MidiModel"); + return *node; } -void MidiModel::append_note_off_unlocked(uint8_t chan, double time, - uint8_t note_num) +Evoral::Sequence::NotePtr +MidiModel::find_note (NotePtr other) { - /*cerr << "MidiModel " << this << " chan " << (int)chan << - " note " << (int)note_num << " off @ " << time << endl;*/ - - assert(chan < 16); - assert(_writing); - _edited = true; - - if (_note_mode == Percussive) { - cerr << "MidiModel Ignoring note off (percussive mode)" << endl; - return; + 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; + } + } } - /* 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 */ + return NotePtr(); +} - bool resolved = false; +Evoral::Sequence::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. + */ - for (WriteNotes::iterator n = _write_notes[chan].begin(); n - != _write_notes[chan].end(); ++n) { - Note& note = *_notes[*n].get(); - //cerr << (unsigned)(uint8_t)note.note() << " ? " << (unsigned)note_num << endl; - 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; + for (Notes::iterator l = notes().begin(); l != notes().end(); ++l) { + if ((*l)->id() == note_id) { + return *l; } } - if (!resolved) - cerr << "MidiModel " << this << " spurious note off chan " << (int)chan - << ", note " << (int)note_num << " @ " << time << endl; + return NotePtr(); } -void MidiModel::append_automation_event_unlocked(AutomationType type, - uint8_t chan, double time, uint8_t first_byte, uint8_t second_byte) +MidiModel::PatchChangePtr +MidiModel::find_patch_change (Evoral::event_id_t id) { - //cerr << "MidiModel " << this << " chan " << (int)chan << - // " CC " << (int)number << " = " << (int)value << " @ " << time << endl; + for (PatchChanges::iterator i = patch_changes().begin(); i != patch_changes().end(); ++i) { + if ((*i)->id() == id) { + return *i; + } + } - assert(chan < 16); - assert(_writing); - _edited = true; - double value; + return PatchChangePtr (); +} - uint32_t id = 0; +boost::shared_ptr > +MidiModel::find_sysex (gint sysex_id) +{ + /* used only for looking up notes when reloading history from disk, + so we don't care about performance *too* much. + */ - 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 control = Automatable::control(param, true); - control->list()->fast_simple_add(time, value); - /*cerr << "control list size after fast simple add: " << control->list()->size() << endl;*/ -} - -void MidiModel::add_note_unlocked(const boost::shared_ptr 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 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; + for (SysExes::iterator l = sysexes().begin(); l != sysexes().end(); ++l) { + if ((*l)->id() == sysex_id) { + return *l; } } -} - -/** 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(); - return true; + return boost::shared_ptr > (); } -#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. +/** Lock and invalidate the source. + * This should be used by commands and editing things */ -MidiModel::DeltaCommand* MidiModel::new_delta_command(const string name) +MidiModel::WriteLock +MidiModel::edit_lock() { - DeltaCommand* cmd = new DeltaCommand(_midi_source->model(), name); - return cmd; + boost::shared_ptr ms = _midi_source.lock (); + assert (ms); + + Glib::Mutex::Lock* source_lock = new Glib::Mutex::Lock (ms->mutex()); + ms->invalidate(); // Release cached iterator's read lock on model + return WriteLock(new WriteLockImpl(source_lock, _lock, _control_lock)); } -/** 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. +/** Lock just the model, the source lock must already be held. + * This should only be called from libardour/evoral places */ -void MidiModel::apply_command(Command* cmd) +MidiModel::WriteLock +MidiModel::write_lock() { - _session.begin_reversible_command(cmd->name()); - (*cmd)(); - assert(is_sorted()); - _session.commit_reversible_command(cmd); - _edited = true; -} + boost::shared_ptr ms = _midi_source.lock (); + assert (ms); -// MidiEditCommand - -MidiModel::DeltaCommand::DeltaCommand(boost::shared_ptr m, - const std::string& name) - : Command(name) - , _model(m) - , _name(name) -{ + assert (!ms->mutex().trylock ()); + return WriteLock(new WriteLockImpl(NULL, _lock, _control_lock)); } -MidiModel::DeltaCommand::DeltaCommand(boost::shared_ptr m, - const XMLNode& node) - : _model(m) +int +MidiModel::resolve_overlaps_unlocked (const NotePtr note, void* arg) { - set_state(node); -} + using namespace Evoral; -void MidiModel::DeltaCommand::add(const boost::shared_ptr note) -{ - //cerr << "MEC: apply" << endl; - _removed_notes.remove(note); - _added_notes.push_back(note); -} + if (_writing || insert_merge_policy() == InsertMergeRelax) { + return 0; + } -void MidiModel::DeltaCommand::remove(const boost::shared_ptr note) -{ - //cerr << "MEC: remove" << endl; - _added_notes.remove(note); - _removed_notes.push_back(note); -} + NoteDiffCommand* cmd = static_cast(arg); -void MidiModel::DeltaCommand::operator()() -{ - // 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 + TimeType sa = note->time(); + TimeType ea = note->end_time(); + + const Pitches& p (pitches (note->channel())); + NotePtr search_note(new Note(0, 0, 0, note->note())); + set to_be_deleted; + bool set_note_length = false; + bool set_note_time = false; + TimeType note_time = note->time(); + TimeType note_length = note->length(); - // Need to reset iterator to drop the read lock it holds, or we'll deadlock - const bool reset_iter = (_model->_read_iter.locked()); - const double iter_time = _model->_read_iter->time(); + DEBUG_TRACE (DEBUG::Sequence, string_compose ("%1 checking overlaps for note %2 @ %3\n", this, (int)note->note(), note->time())); - if (reset_iter) - _model->_read_iter = _model->end(); // drop read lock + for (Pitches::const_iterator i = p.lower_bound (search_note); + i != p.end() && (*i)->note() == note->note(); ++i) { - assert( ! _model->_read_iter.locked()); + 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; + } - _model->write_lock(); + DEBUG_TRACE (DEBUG::Sequence, string_compose ( + "\toverlap is %1 for (%2,%3) vs (%4,%5)\n", + enum_2_string(overlap), sa, ea, sb, eb)); - for (std::list< boost::shared_ptr >::iterator i = _added_notes.begin(); i != _added_notes.end(); ++i) - _model->add_note_unlocked(*i); + if (insert_merge_policy() == InsertMergeReject) { + DEBUG_TRACE (DEBUG::Sequence, string_compose ("%1 just reject\n", this)); + return -1; + } - for (std::list< boost::shared_ptr >::iterator i = _removed_notes.begin(); i != _removed_notes.end(); ++i) - _model->remove_note_unlocked(*i); + 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, NoteDiffCommand::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), NoteDiffCommand::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; - _model->write_unlock(); + case OverlapEnd: + cerr << "OverlapEnd\n"; + /* existing note covers end of new note */ + switch (insert_merge_policy()) { + case InsertMergeReplace: + to_be_deleted.insert (*i); + break; - if (reset_iter) - _model->_read_iter = const_iterator(*_model.get(), iter_time); + case InsertMergeTruncateExisting: + /* resetting the start time of the existing note + is a problem because of time ordering. + */ + break; - _model->ContentsChanged(); /* EMIT SIGNAL */ -} + case InsertMergeTruncateAddition: + set_note_length = true; + note_length = min (note_length, ((*i)->time() - note->time())); + break; -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 + 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; - // Need to reset iterator to drop the read lock it holds, or we'll deadlock - const bool reset_iter = (_model->_read_iter.locked()); - const double iter_time = _model->_read_iter->time(); + 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; - if (reset_iter) - _model->_read_iter = _model->end(); // drop read lock + default: + /*NOTREACHED*/ + /* stupid gcc */ + break; + } + } - assert( ! _model->_read_iter.locked()); + for (set::iterator i = to_be_deleted.begin(); i != to_be_deleted.end(); ++i) { + remove_note_unlocked (*i); - _model->write_lock(); + if (cmd) { + cmd->side_effect_remove (*i); + } + } - for (std::list< boost::shared_ptr >::iterator i = _added_notes.begin(); i - != _added_notes.end(); ++i) - _model->remove_note_unlocked(*i); + if (set_note_time) { + if (cmd) { + cmd->change (note, NoteDiffCommand::StartTime, note_time); + } + note->set_time (note_time); + } - for (std::list< boost::shared_ptr >::iterator i = - _removed_notes.begin(); i != _removed_notes.end(); ++i) - _model->add_note_unlocked(*i); + if (set_note_length) { + if (cmd) { + cmd->change (note, NoteDiffCommand::Length, note_length); + } + note->set_length (note_length); + } - _model->write_unlock(); + return 0; +} - if (reset_iter) - _model->_read_iter = const_iterator(*_model.get(), iter_time); +InsertMergePolicy +MidiModel::insert_merge_policy () const +{ + /* XXX ultimately this should be a per-track or even per-model policy */ + boost::shared_ptr ms = _midi_source.lock (); + assert (ms); - _model->ContentsChanged(); /* EMIT SIGNAL */ + return ms->session().config.get_insert_merge_policy (); } -XMLNode & MidiModel::DeltaCommand::marshal_note(const boost::shared_ptr note) +void +MidiModel::set_midi_source (boost::shared_ptr s) { - XMLNode *xml_note = new XMLNode("note"); - ostringstream note_str(ios::ate); - note_str << int(note->note()); - xml_note->add_property("note", note_str.str()); + boost::shared_ptr old = _midi_source.lock (); - ostringstream channel_str(ios::ate); - channel_str << int(note->channel()); - xml_note->add_property("channel", channel_str.str()); + if (old) { + old->invalidate (); + } - ostringstream time_str(ios::ate); - time_str << int(note->time()); - xml_note->add_property("time", time_str.str()); + _midi_source_connections.drop_connections (); - ostringstream duration_str(ios::ate); - duration_str <<(unsigned int) note->duration(); - xml_note->add_property("duration", duration_str.str()); + _midi_source = s; - ostringstream velocity_str(ios::ate); - velocity_str << (unsigned int) note->velocity(); - xml_note->add_property("velocity", velocity_str.str()); + s->InterpolationChanged.connect_same_thread ( + _midi_source_connections, boost::bind (&MidiModel::source_interpolation_changed, this, _1, _2) + ); - return *xml_note; + s->AutomationStateChanged.connect_same_thread ( + _midi_source_connections, boost::bind (&MidiModel::source_automation_state_changed, this, _1, _2) + ); } -boost::shared_ptr MidiModel::DeltaCommand::unmarshal_note(XMLNode *xml_note) +/** 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. + */ +void +MidiModel::source_interpolation_changed (Evoral::Parameter p, Evoral::ControlList::InterpolationStyle s) { - unsigned int note; - istringstream note_str(xml_note->property("note")->value()); - note_str >> note; + Glib::Mutex::Lock lm (_control_lock); + control(p)->list()->set_interpolation (s); +} - unsigned int channel; - istringstream channel_str(xml_note->property("channel")->value()); - channel_str >> channel; +/** 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) +{ + boost::shared_ptr ms = _midi_source.lock (); + assert (ms); - unsigned int time; - istringstream time_str(xml_note->property("time")->value()); - time_str >> time; + ms->set_interpolation_of (p, s); +} - unsigned int duration; - istringstream duration_str(xml_note->property("duration")->value()); - duration_str >> duration; +void +MidiModel::source_automation_state_changed (Evoral::Parameter p, AutoState s) +{ + Glib::Mutex::Lock lm (_control_lock); + boost::shared_ptr al = boost::dynamic_pointer_cast (control(p)->list ()); + al->set_automation_state (s); +} - unsigned int velocity; - istringstream velocity_str(xml_note->property("velocity")->value()); - velocity_str >> velocity; +void +MidiModel::automation_list_automation_state_changed (Evoral::Parameter p, AutoState s) +{ + boost::shared_ptr ms = _midi_source.lock (); + assert (ms); + ms->set_automation_state_of (p, s); +} - boost::shared_ptr note_ptr(new Note(channel, time, duration, note, velocity)); - return note_ptr; +boost::shared_ptr +MidiModel::control_factory (Evoral::Parameter const & p) +{ + boost::shared_ptr c = Automatable::control_factory (p); + + /* Set up newly created control's lists to the appropriate interpolation and + automation state from our source. + */ + + boost::shared_ptr ms = _midi_source.lock (); + assert (ms); + + c->list()->set_interpolation (ms->interpolation_of (p)); + + boost::shared_ptr al = boost::dynamic_pointer_cast (c->list ()); + assert (al); + + al->set_automation_state (ms->automation_state_of (p)); + + return c; } -#define ADDED_NOTES_ELEMENT "added_notes" -#define REMOVED_NOTES_ELEMENT "removed_notes" -#define DELTA_COMMAND_ELEMENT "DeltaCommand" +boost::shared_ptr +MidiModel::midi_source () +{ + return _midi_source.lock (); +} -int MidiModel::DeltaCommand::set_state(const XMLNode& delta_command) +/** Moves notes, patch changes, controllers and sys-ex to insert silence at the start of the model. + * Adds commands to the session's current undo stack to reflect the movements. + */ +void +MidiModel::insert_silence_at_start (TimeType t) { - if (delta_command.name() != string(DELTA_COMMAND_ELEMENT)) { - return 1; + boost::shared_ptr s = _midi_source.lock (); + assert (s); + + /* Notes */ + + if (!notes().empty ()) { + NoteDiffCommand* c = new_note_diff_command ("insert silence"); + + for (Notes::const_iterator i = notes().begin(); i != notes().end(); ++i) { + c->change (*i, NoteDiffCommand::StartTime, (*i)->time() + t); + } + + apply_command_as_subcommand (s->session(), c); } - _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)); + /* Patch changes */ - _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)); + if (!patch_changes().empty ()) { + PatchChangeDiffCommand* c = new_patch_change_diff_command ("insert silence"); - return 0; -} + for (PatchChanges::const_iterator i = patch_changes().begin(); i != patch_changes().end(); ++i) { + c->change_time (*i, (*i)->time() + t); + } -XMLNode& MidiModel::DeltaCommand::get_state() -{ - XMLNode *delta_command = new XMLNode(DELTA_COMMAND_ELEMENT); - delta_command->add_property("midi_source", _model->midi_source()->id().to_s()); + apply_command_as_subcommand (s->session(), c); + } + + /* Controllers */ - 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))); + for (Controls::iterator i = controls().begin(); i != controls().end(); ++i) { + boost::shared_ptr ac = boost::dynamic_pointer_cast (i->second); + XMLNode& before = ac->alist()->get_state (); + i->second->list()->shift (0, t); + XMLNode& after = ac->alist()->get_state (); + s->session().add_command (new MementoCommand (new MidiAutomationListBinder (s, i->first), &before, &after)); + } - 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))); + /* Sys-ex */ - return *delta_command; -} + if (!sysexes().empty()) { + SysExDiffCommand* c = new_sysex_diff_command ("insert silence"); -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(); + for (SysExes::iterator i = sysexes().begin(); i != sysexes().end(); ++i) { + c->change (*i, (*i)->time() + t); + } + + apply_command_as_subcommand (s->session(), c); } -}; +} -/** 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. +/** Transpose notes in a time range by a given number of semitones. Notes + * will be clamped at 0 and 127 if the transposition would make them exceed + * that range. + * + * @param from Start time. + * @param end End time. + * @param semitones Number of semitones to transpose by (+ve is higher, -ve is lower). */ -bool MidiModel::write_to(boost::shared_ptr source) +void +MidiModel::transpose (TimeType from, TimeType to, int semitones) { - read_lock(); + boost::shared_ptr s = midi_source (); - 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; + NoteDiffCommand* c = new_note_diff_command (_("transpose")); - return true; + for (Notes::iterator i = notes().begin(); i != notes().end(); ++i) { + + if ((*i)->time() >= to) { + + /* finished */ + break; + + } else if ((*i)->time() >= from) { + + int new_note = (*i)->note() + semitones; + + if (new_note < 0) { + new_note = 0; + } else if (new_note > 127) { + new_note = 127; + } + + c->change (*i, NoteDiffCommand::NoteNumber, (uint8_t) new_note); + + } + } + + apply_command (s->session (), c); } -XMLNode& MidiModel::get_state() +void +MidiModel::control_list_marked_dirty () { - XMLNode *node = new XMLNode("MidiModel"); - return *node; + AutomatableSequence::control_list_marked_dirty (); + + ContentsChanged (); /* EMIT SIGNAL */ } -