X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fmidi_model.cc;h=b5e93ae494e829a719a9b4e0a48496c5920ded1f;hb=3754859f2f2614131d6c7051be6793623e695412;hp=31f9f2f576eb509dc8b399b260eaf90db7e4da85;hpb=0c66131fea79acd8d540be8c943865257d49b001;p=ardour.git diff --git a/libs/ardour/midi_model.cc b/libs/ardour/midi_model.cc index 31f9f2f576..b5e93ae494 100644 --- a/libs/ardour/midi_model.cc +++ b/libs/ardour/midi_model.cc @@ -1,863 +1,2006 @@ /* - 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); +} + +Variant +MidiModel::NoteDiffCommand::get_value (const NotePtr note, Property prop) +{ + switch (prop) { + case NoteNumber: + return Variant(note->note()); + case Velocity: + return Variant(note->velocity()); + case Channel: + return Variant(note->channel()); + case StartTime: + return Variant(note->time()); + case Length: + return Variant(note->length()); + } + + return Variant(); +} + +Variant::Type +MidiModel::NoteDiffCommand::value_type(Property prop) +{ + switch (prop) { + case NoteNumber: + case Velocity: + case Channel: + return Variant::INT; + case StartTime: + case Length: + return Variant::BEATS; + } + + return Variant::NOTHING; +} + +void +MidiModel::NoteDiffCommand::change (const NotePtr note, + Property prop, + const Variant& new_value) +{ + assert (note); + + const NoteChange change = { + prop, note, 0, get_value(note, prop), new_value + }; + + if (change.old_value == new_value) { + return; + } + + _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; + + if (!i->note) { + /* note found during deserialization, so try + again now that the model state is different. + */ + i->note = _model->find_note (i->note_id); + assert (i->note); + } + + 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.get_int()); + 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_value.get_beats()); + 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.get_int()); + break; + + /* no remove-then-add required for these properties, since we do not index them + */ + + case Velocity: + i->note->set_velocity (i->new_value.get_int()); + break; + + case Length: + i->note->set_length (i->new_value.get_beats()); + 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; + } + } + } + + _model->ContentsChanged(); /* EMIT SIGNAL */ +} + +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; + + + /* lazily discover any affected notes that were not discovered when + * loading the history because of deletions, etc. + */ + + for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) { + if (!i->note) { + i->note = _model->find_note (i->note_id); + assert (i->note); + } + } + + 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.get_int()); + 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_value.get_beats()); + 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.get_int()); + break; + + /* no remove-then-add required for these properties, since we do not index them + */ + + case Velocity: + i->note->set_velocity (i->old_value.get_int()); + break; + + case Length: + i->note->set_length (i->old_value.get_beats()); + 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 */ +} + +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; +} + +Evoral::Sequence::NotePtr +MidiModel::NoteDiffCommand::unmarshal_note (XMLNode *xml_note) +{ + unsigned int note; + XMLProperty const * 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 = MidiModel::TimeType(); + } + + if ((prop = xml_note->property("length")) != 0) { + istringstream length_str(prop->value()); + length_str >> length; + } else { + warning << "note information missing length" << endmsg; + length = MidiModel::TimeType(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_value.get_beats(); + } else { + old_value_str << change.old_value.get_int(); + } + 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_value.get_beats(); + } else { + new_value_str << change.new_value.get_int(); + } + xml_change->add_property ("new", new_value_str.str()); + } + + ostringstream id_str; + if (change.note) { + id_str << change.note->id(); + xml_change->add_property ("id", id_str.str()); + } else if (change.note_id) { + warning << _("Change has no note, using note ID") << endmsg; + id_str << change.note_id; + xml_change->add_property ("id", id_str.str()); + } else { + error << _("Change has no note or note ID") << endmsg; + } + + return *xml_change; +} + +MidiModel::NoteDiffCommand::NoteChange +MidiModel::NoteDiffCommand::unmarshal_change (XMLNode *xml_change) +{ + XMLProperty const * prop; + NoteChange change; + change.note_id = 0; + + if ((prop = xml_change->property("property")) != 0) { + change.property = (Property) string_2_enum (prop->value(), change.property); + } else { + fatal << "!!!" << endmsg; + abort(); /*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) { + Evoral::Beats old_time; + old_str >> old_time; + change.old_value = 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; + abort(); /*NOTREACHED*/ + } + + if ((prop = xml_change->property ("new")) != 0) { + istringstream new_str (prop->value()); + if (change.property == StartTime || change.property == Length) { + Evoral::Beats new_time; + new_str >> new_time; + change.new_value = Variant(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; + abort(); /*NOTREACHED*/ + } + + /* we must point at the instance of the note that is actually in the model. + so go look for it ... it may not be there (it could have been + deleted in a later operation, so store the note id so that we can + look it up again later). + */ + + change.note = _model->find_note (note_id); + change.note_id = note_id; + + 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 (list::iterator i = _removed.begin(); i != _removed.end(); ++i) { + _model->remove_sysex_unlocked (*i); + } + + /* find any sysex events that were missing when unmarshalling */ + + for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) { + if (!i->sysex) { + i->sysex = _model->find_sysex (i->sysex_id); + assert (i->sysex); + } + } + + 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 (list::iterator i = _removed.begin(); i != _removed.end(); ++i) { + _model->add_sysex_unlocked (*i); + } + + /* find any sysex events that were missing when unmarshalling */ + + for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) { + if (!i->sysex) { + i->sysex = _model->find_sysex (i->sysex_id); + assert (i->sysex); + } + } + + 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 */ +} + +void +MidiModel::SysExDiffCommand::remove (SysExPtr sysex) +{ + _removed.push_back(sysex); +} + +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 const * prop; + Change change; + + if ((prop = xml_change->property ("property")) != 0) { + change.property = (Property) string_2_enum (prop->value(), change.property); + } else { + fatal << "!!!" << endmsg; + abort(); /*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; + abort(); /*NOTREACHED*/ + } + + if ((prop = xml_change->property ("new")) != 0) { + istringstream new_str (prop->value()); + new_str >> change.new_time; + } else { + fatal << "!!!" << endmsg; + abort(); /*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); + change.sysex_id = sysex_id; + + 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; + c.patch_id = patch->id(); + + _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; + c.patch_id = patch->id(); + + _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); + } + + /* find any patch change events that were missing when unmarshalling */ + + for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) { + if (!i->patch) { + i->patch = _model->find_patch_change (i->patch_id); + assert (i->patch); + } + } + + 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); + } + + /* find any patch change events that were missing when unmarshalling */ + + for (ChangeList::iterator i = _changes.begin(); i != _changes.end(); ++i) { + if (!i->patch) { + i->patch = _model->find_patch_change (i->patch_id); + assert (i->patch); + } + } + + 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 */ +} + +XMLNode & +MidiModel::PatchChangeDiffCommand::marshal_patch_change (constPatchChangePtr p) +{ + XMLNode* n = new XMLNode ("patch-change"); + + { + ostringstream s (ios::ate); + s << int (p->id ()); + n->add_property ("id", s.str()); + } + + { + ostringstream s (ios::ate); + s << p->time (); + n->add_property ("time", s.str ()); + } + + { + ostringstream s (ios::ate); + s << int (p->channel ()); + n->add_property ("channel", s.str ()); + } + { + ostringstream s (ios::ate); + s << int (p->program ()); + n->add_property ("program", s.str ()); + } -void -MidiModel::write_lock() -{ - _lock.writer_lock(); - _automation_lock.lock(); -} + { + ostringstream s (ios::ate); + s << int (p->bank ()); + n->add_property ("bank", s.str ()); + } -void -MidiModel::write_unlock() -{ - _lock.writer_unlock(); - _automation_lock.unlock(); + return *n; } -void -MidiModel::read_lock() const -{ - _lock.reader_lock(); - /*_automation_lock.lock();*/ -} +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; + } -void -MidiModel::read_unlock() const -{ - _lock.reader_unlock(); - /*_automation_lock.unlock();*/ -} + n->add_property (X_("old"), s.str ()); + } -// Read iterator (const_iterator) + { + 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; + } -MidiModel::const_iterator::const_iterator(const MidiModel& model, double t) - : _model(&model) - , _is_end( (t == DBL_MAX) || model.empty()) - , _locked( ! _is_end) -{ - //cerr << "Created MIDI iterator @ " << t << " (is end: " << _is_end << ")" << endl; - - if (_is_end) - return; + n->add_property (X_("new"), s.str ()); + } - 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; - } + { + ostringstream s; + s << c.patch->id (); + n->add_property ("id", s.str ()); } - - MidiControlIterator earliest_control = make_pair(boost::shared_ptr(), - make_pair(DBL_MAX, 0.0)); - _control_iters.reserve(model.controls().size()); - for (Automatable::Controls::const_iterator i = model.controls().begin(); - i != model.controls().end(); ++i) { + return *n; +} - assert(i->first.type() == MidiCCAutomation); +MidiModel::PatchChangePtr +MidiModel::PatchChangeDiffCommand::unmarshal_patch_change (XMLNode* n) +{ + XMLProperty const * prop; + XMLProperty const * prop_id; + Evoral::event_id_t id = 0; + Evoral::Beats time = Evoral::Beats(); + int channel = 0; + int program = 0; + int bank = 0; + + if ((prop_id = n->property ("id")) != 0) { + istringstream s (prop_id->value()); + s >> id; + } - 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; - } + if ((prop = n->property ("time")) != 0) { + istringstream s (prop->value ()); + s >> time; + } - assert(x >= 0); - assert(y >= 0); - assert(y <= UINT8_MAX); - - const MidiControlIterator new_iter = make_pair(i->second->list(), make_pair(x, y)); - - //cerr << "MIDI Iterator: CC " << i->first.id() << " added (" << x << ", " << y << ")" << endl; - _control_iters.push_back(new_iter); + if ((prop = n->property ("channel")) != 0) { + istringstream s (prop->value ()); + s >> channel; + } - if (x < earliest_control.second.first) { - earliest_control = new_iter; - _control_iter = _control_iters.end(); - --_control_iter; - } + if ((prop = n->property ("program")) != 0) { + istringstream s (prop->value ()); + s >> program; } - 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; + if ((prop = n->property ("bank")) != 0) { + istringstream s (prop->value ()); + s >> bank; } - if (earliest_control.first && earliest_control.second.first < _event.time()) - model.control_to_midi_event(_event, earliest_control); - else - _control_iter = _control_iters.end(); + PatchChangePtr p (new Evoral::PatchChange (time, channel, program, bank)); + assert(prop_id); + p->set_id (id); + return p; +} - if (_event.size() == 0) { - //cerr << "Created MIDI iterator @ " << t << " is at end." << endl; - _is_end = true; - if(_locked) { - _model->read_unlock(); - _locked = false; +MidiModel::PatchChangeDiffCommand::Change +MidiModel::PatchChangeDiffCommand::unmarshal_change (XMLNode* n) +{ + XMLProperty const * prop; + Change c; + int an_int; + + 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()); + + /* we need to load via an int intermediate for all properties that are + actually uint8_t (char/byte). + */ + + prop = n->property ("old"); + assert (prop); + { + istringstream s (prop->value ()); + if (c.property == Time) { + s >> c.old_time; + } else if (c.property == Channel) { + s >> an_int; + c.old_channel = an_int; + } else if (c.property == Program) { + s >> an_int; + c.old_program = an_int; + } else if (c.property == Bank) { + s >> an_int; + c.old_bank = an_int; } - } else { - printf("MIDI Iterator = %X @ %lf\n", _event.type(), _event.time()); -} -} + } + prop = n->property ("new"); + assert (prop); + { + istringstream s (prop->value ()); + + if (c.property == Time) { + s >> c.new_time; + } else if (c.property == Channel) { + s >> an_int; + c.new_channel = an_int; + } else if (c.property == Program) { + s >> an_int; + c.new_program = an_int; + } else if (c.property == Bank) { + s >> an_int; + c.new_bank = an_int; + } + } -MidiModel::const_iterator::~const_iterator() -{ - if (_locked) { - _model->read_unlock(); -} + c.patch = _model->find_patch_change (id); + c.patch_id = id; + + return c; } - -const MidiModel::const_iterator& -MidiModel::const_iterator::operator++() +int +MidiModel::PatchChangeDiffCommand::set_state (const XMLNode& diff_command, int /*version*/) { - if (_is_end) - throw std::logic_error("Attempt to iterate past end of MidiModel"); - - assert(_event.is_note() || _event.is_cc()); - - // Increment past current control event - if (_control_iter != _control_iters.end() && _control_iter->first && _event.is_cc()) { - double x, y; - const bool ret = _control_iter->first->rt_safe_earliest_event_unlocked( - _control_iter->second.first, DBL_MAX, x, y, false); + if (diff_command.name() != PATCH_CHANGE_DIFF_COMMAND_ELEMENT) { + return 1; + } - if (ret) { - //cerr << "Incremented " << _control_iter->first->parameter().id() << " to " << x << endl; - _control_iter->second.first = x; - _control_iter->second.second = y; - } else { - //cerr << "Hit end of " << _control_iter->first->parameter().id() << endl; - _control_iter->first.reset(); - _control_iter->second.first = DBL_MAX; - } - } - - // Now find and point at the earliest event - - _control_iter = _control_iters.begin(); - - for (std::vector::iterator i = _control_iters.begin(); - i != _control_iters.end(); ++i) { - if (i->second.first < _control_iter->second.first) { - _control_iter = i; - } - } - - enum Type { NIL, NOTE_ON, NOTE_OFF, CC }; - - Type type = NIL; - double t = 0; - - // Next earliest note on - if (_note_iter != _model->notes().end()) { - type = NOTE_ON; - t = (*_note_iter)->time(); - } - - cerr << " operator++ before test: size active notes: " << _active_notes.size() << " is empty: " << _active_notes.empty() << endl; - // 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->second.first != DBL_MAX) - if (type == NIL || _control_iter->second.first < t) - type = CC; - - 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 == CC) { - cerr << "********** MIDI Iterator = CC" << endl; - _model->control_to_midi_event(_event, *_control_iter); - } else { - cerr << "********** MIDI Iterator = END" << endl; - _is_end = true; + _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)); } - assert(_is_end || _event.size() > 0); + _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)); + } - return *this; -} - + _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)); + } -bool -MidiModel::const_iterator::operator==(const const_iterator& other) const -{ - if (_is_end || other._is_end) - return (_is_end == other._is_end); - else - return (_event == other._event); -} - - -MidiModel::const_iterator& -MidiModel::const_iterator::operator=(const const_iterator& other) -{ - if (_locked && _model != other._model) - _model->read_unlock(); - - assert( ! other._event.owns_buffer()); - - _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; - _control_iter = other._control_iter; - - assert( ! _event.owns_buffer()); - - return *this; + return 0; } - -// MidiModel - -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) +XMLNode & +MidiModel::PatchChangeDiffCommand::get_state () { - assert(_end_iter._is_end); - assert( ! _end_iter._locked); + 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; } -/** 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 +/** 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). */ -size_t -MidiModel::read(MidiRingBuffer& dst, nframes_t start, nframes_t nframes, nframes_t stamp_offset, nframes_t negative_stamp_offset) const +bool +MidiModel::write_to (boost::shared_ptr source, + const Glib::Threads::Mutex::Lock& source_lock) { - 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; + source->drop_model(source_lock); + source->mark_streaming_midi_write_started (source_lock, note_mode()); + + for (Evoral::Sequence::const_iterator i = begin(TimeType(), true); i != end(); ++i) { + source->append_event_beats(source_lock, *i); } - _next_read = start + nframes; + set_percussive(old_percussive); + source->mark_streaming_write_completed(source_lock); - 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()); - cerr << this << " MM::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; - } + set_edited(false); - return read_events; + return true; } - +/** 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::control_to_midi_event(MIDI::Event& ev, const MidiControlIterator& iter) const -{ - if (iter.first->parameter().type() == MidiCCAutomation) { - if (ev.size() < 3) - ev.set_buffer((Byte*)malloc(3), true); - - assert(iter.first); - assert(iter.first->parameter().channel() < 16); - assert(iter.first->parameter().id() <= INT8_MAX); - assert(iter.second.second <= INT8_MAX); - ev.buffer()[0] = MIDI_CMD_CONTROL + iter.first->parameter().channel(); - ev.buffer()[1] = (Byte)iter.first->parameter().id(); - ev.buffer()[2] = (Byte)iter.second.second; - ev.time() = iter.second.first; // x - ev.size() = 3; - return true; - } else { +MidiModel::sync_to_source (const Glib::Threads::Mutex::Lock& source_lock) +{ + ReadLock lock(read_lock()); + + const bool old_percussive = percussive(); + set_percussive(false); + + boost::shared_ptr ms = _midi_source.lock (); + if (!ms) { + error << "MIDI model has no source to sync to" << endmsg; return false; } + + /* Invalidate and store active notes, which will be picked up by the iterator + on the next roll if time progresses linearly. */ + ms->invalidate(source_lock, + ms->session().transport_rolling() ? &_active_notes : NULL); + + ms->mark_streaming_midi_write_started (source_lock, note_mode()); + + for (Evoral::Sequence::const_iterator i = begin(TimeType(), true); i != end(); ++i) { + ms->append_event_beats(source_lock, *i); + } + + set_percussive (old_percussive); + ms->mark_streaming_write_completed (source_lock); + + set_edited (false); + + return true; } - -/** 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. +/** 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::start_write() +bool +MidiModel::write_section_to (boost::shared_ptr source, + const Glib::Threads::Mutex::Lock& source_lock, + Evoral::Beats begin_time, + Evoral::Beats end_time) { - //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(); - write_unlock(); -} + ReadLock lock(read_lock()); + MidiStateTracker mst; + const bool old_percussive = percussive(); + set_percussive(false); + source->drop_model(source_lock); + source->mark_streaming_midi_write_started (source_lock, note_mode()); -/** 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"; + for (Evoral::Sequence::const_iterator i = begin(TimeType(), 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_beats (source_lock, *i); + mst.remove (mev->note(), mev->channel()); + + } else if (mev->is_note_on()) { + mst.add (mev->note(), mev->channel()); + source->append_event_beats(source_lock, *i); } else { - ++n; + source->append_event_beats(source_lock, *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; + mst.resolve_notes (*source, source_lock, end_time); + + set_percussive(old_percussive); + source->mark_streaming_write_completed(source_lock); + + set_edited(false); + + return true; +} + +XMLNode& +MidiModel::get_state() +{ + XMLNode *node = new XMLNode("MidiModel"); + return *node; +} + +Evoral::Sequence::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; + } } - _write_notes[i].clear(); } - - _writing = false; - write_unlock(); -} + return NotePtr(); +} -/** 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) +Evoral::Sequence::NotePtr +MidiModel::find_note (gint note_id) { - write_lock(); + /* used only for looking up notes when reloading history from disk, + so we don't care about performance *too* much. + */ - assert(_notes.empty() || ev.time() >= _notes.back()->time()); - assert(_writing); + for (Notes::iterator l = notes().begin(); l != notes().end(); ++l) { + if ((*l)->id() == note_id) { + return *l; + } + } - 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_cc_unlocked(ev.channel(), ev.time(), ev.cc_number(), ev.cc_value()); - else - printf("MM Unknown event type %X\n", ev.type()); - - write_unlock(); + return NotePtr(); } +MidiModel::PatchChangePtr +MidiModel::find_patch_change (Evoral::event_id_t id) +{ + for (PatchChanges::iterator i = patch_changes().begin(); i != patch_changes().end(); ++i) { + if ((*i)->id() == id) { + return *i; + } + } + + return PatchChangePtr (); +} -void -MidiModel::append_note_on_unlocked(uint8_t chan, double time, uint8_t note_num, uint8_t velocity) +boost::shared_ptr > +MidiModel::find_sysex (gint sysex_id) { - /*cerr << "MidiModel " << this << " chan " << (int)chan << - " note " << (int)note_num << " on @ " << time << endl;*/ + /* used only for looking up notes when reloading history from disk, + so we don't care about performance *too* much. + */ - assert(chan < 16); - assert(_writing); + for (SysExes::iterator l = sysexes().begin(); l != sysexes().end(); ++l) { + if ((*l)->id() == sysex_id) { + return *l; + } + } - _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; - }*/ + return boost::shared_ptr > (); } - -void -MidiModel::append_note_off_unlocked(uint8_t chan, double time, uint8_t note_num) +/** Lock and invalidate the source. + * This should be used by commands and editing things + */ +MidiModel::WriteLock +MidiModel::edit_lock() { - /*cerr << "MidiModel " << this << " chan " << (int)chan << - " note " << (int)note_num << " off @ " << time << endl;*/ + boost::shared_ptr ms = _midi_source.lock(); + Glib::Threads::Mutex::Lock* source_lock = 0; + + if (ms) { + /* Take source lock and invalidate iterator to release its lock on model. + Add currently active notes to _active_notes so we can restore them + if playback resumes at the same point after the edit. */ + source_lock = new Glib::Threads::Mutex::Lock(ms->mutex()); + ms->invalidate(*source_lock, + ms->session().transport_rolling() ? &_active_notes : NULL); + } - assert(chan < 16); - assert(_writing); + return WriteLock(new WriteLockImpl(source_lock, _lock, _control_lock)); +} - if (_note_mode == Percussive) { - cerr << "MidiModel Ignoring note off (percussive mode)" << endl; - return; +int +MidiModel::resolve_overlaps_unlocked (const NotePtr note, void* arg) +{ + using namespace Evoral; + + if (_writing || insert_merge_policy() == InsertMergeRelax) { + return 0; } - /* 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 */ + NoteDiffCommand* cmd = static_cast(arg); - bool resolved = false; + TimeType sa = note->time(); + TimeType ea = note->end_time(); - 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; + const Pitches& p (pitches (note->channel())); + NotePtr search_note(new Note(0, TimeType(), TimeType(), 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(); + + 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; } - } - if (!resolved) - cerr << "MidiModel " << this << " spurious note off chan " << (int)chan - << ", note " << (int)note_num << " @ " << time << endl; -} + 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; + } -void -MidiModel::append_cc_unlocked(uint8_t chan, double time, uint8_t number, uint8_t value) -{ - /*cerr << "MidiModel " << this << " chan " << (int)chan << - " CC " << (int)number << " = " << (int)value << " @ " << time << endl;*/ - - assert(chan < 16); - assert(_writing); - - Parameter param(MidiCCAutomation, number, chan); - - boost::shared_ptr control = Automatable::control(param, true); - control->list()->fast_simple_add(time, (double)value); -} + 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: + abort(); /*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; -void -MidiModel::add_note_unlocked(const boost::shared_ptr note) -{ - //cerr << "MidiModel " << this << " add note " << (int)note.note() << " @ " << note.time() << endl; - Notes::iterator i = upper_bound(_notes.begin(), _notes.end(), note, note_time_comparator); - _notes.insert(i, note); -} + 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; -void -MidiModel::remove_note_unlocked(const boost::shared_ptr note) -{ - //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; - 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 + 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: + abort(); /*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: + abort(); /*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: + abort(); /*NOTREACHED*/ + /* stupid gcc */ + break; + } + break; + + default: + abort(); /*NOTREACHED*/ + /* stupid gcc */ break; - } + } } -} -/** 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(); + for (set::iterator i = to_be_deleted.begin(); i != to_be_deleted.end(); ++i) { + remove_note_unlocked (*i); - return true; + if (cmd) { + cmd->side_effect_remove (*i); + } + } + + if (set_note_time) { + if (cmd) { + cmd->change (note, NoteDiffCommand::StartTime, note_time); + } + note->set_time (note_time); + } + + if (set_note_length) { + if (cmd) { + cmd->change (note, NoteDiffCommand::Length, note_length); + } + note->set_length (note_length); + } + + 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) +InsertMergePolicy +MidiModel::insert_merge_policy () const { - DeltaCommand* cmd = new DeltaCommand(_midi_source->model(), name); - return cmd; -} + /* XXX ultimately this should be a per-track or even per-model policy */ + boost::shared_ptr ms = _midi_source.lock (); + assert (ms); + return ms->session().config.get_insert_merge_policy (); +} -/** 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(Command* cmd) +MidiModel::set_midi_source (boost::shared_ptr s) { - _session.begin_reversible_command(cmd->name()); - (*cmd)(); - assert(is_sorted()); - _session.commit_reversible_command(cmd); - _edited = true; -} + boost::shared_ptr old = _midi_source.lock (); + + if (old) { + Source::Lock lm(old->mutex()); + old->invalidate (lm); + } + _midi_source_connections.drop_connections (); -// MidiEditCommand + _midi_source = s; -MidiModel::DeltaCommand::DeltaCommand(boost::shared_ptr m, const std::string& name) - : Command(name), _model(m), _name(name) -{ - + s->InterpolationChanged.connect_same_thread ( + _midi_source_connections, boost::bind (&MidiModel::source_interpolation_changed, this, _1, _2) + ); + + s->AutomationStateChanged.connect_same_thread ( + _midi_source_connections, boost::bind (&MidiModel::source_automation_state_changed, this, _1, _2) + ); } -MidiModel::DeltaCommand::DeltaCommand(boost::shared_ptr m, const XMLNode& node) - : _model(m) +/** 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) { - set_state(node); + Glib::Threads::Mutex::Lock lm (_control_lock); + control(p)->list()->set_interpolation (s); } +/** 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::DeltaCommand::add(const boost::shared_ptr note) +MidiModel::control_list_interpolation_changed (Evoral::Parameter p, Evoral::ControlList::InterpolationStyle s) { - //cerr << "MEC: apply" << endl; + boost::shared_ptr ms = _midi_source.lock (); + assert (ms); - _removed_notes.remove(note); - _added_notes.push_back(note); + ms->set_interpolation_of (p, s); } - void -MidiModel::DeltaCommand::remove(const boost::shared_ptr note) +MidiModel::source_automation_state_changed (Evoral::Parameter p, AutoState s) { - //cerr << "MEC: remove" << endl; + Glib::Threads::Mutex::Lock lm (_control_lock); + boost::shared_ptr al = boost::dynamic_pointer_cast (control(p)->list ()); + al->set_automation_state (s); +} - _added_notes.remove(note); - _removed_notes.push_back(note); +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); } - -void -MidiModel::DeltaCommand::operator()() +boost::shared_ptr +MidiModel::control_factory (Evoral::Parameter const & p) { - // 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 - - // 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(); + boost::shared_ptr c = Automatable::control_factory (p); - if (reset_iter) - _model->_read_iter = _model->end(); // drop read lock + /* Set up newly created control's lists to the appropriate interpolation and + automation state from our source. + */ - assert( ! _model->_read_iter.locked()); + boost::shared_ptr ms = _midi_source.lock (); + assert (ms); - _model->write_lock(); - - for (std::list< boost::shared_ptr >::iterator i = _added_notes.begin(); i != _added_notes.end(); ++i) - _model->add_note_unlocked(*i); - - for (std::list< boost::shared_ptr >::iterator i = _removed_notes.begin(); i != _removed_notes.end(); ++i) - _model->remove_note_unlocked(*i); - - _model->write_unlock(); + c->list()->set_interpolation (ms->interpolation_of (p)); - if (reset_iter) - _model->_read_iter = const_iterator(*_model.get(), iter_time); - - _model->ContentsChanged(); /* EMIT SIGNAL */ -} + boost::shared_ptr al = boost::dynamic_pointer_cast (c->list ()); + assert (al); + al->set_automation_state (ms->automation_state_of (p)); -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 - - // 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(); - - if (reset_iter) - _model->_read_iter = _model->end(); // drop read lock - - assert( ! _model->_read_iter.locked()); - - _model->write_lock(); - - for (std::list< boost::shared_ptr >::iterator i = _added_notes.begin(); i != _added_notes.end(); ++i) - _model->remove_note_unlocked(*i); - - for (std::list< boost::shared_ptr >::iterator i = _removed_notes.begin(); i != _removed_notes.end(); ++i) - _model->add_note_unlocked(*i); - - _model->write_unlock(); - - if (reset_iter) - _model->_read_iter = const_iterator(*_model.get(), iter_time); - - _model->ContentsChanged(); /* EMIT SIGNAL */ + return c; } -XMLNode & -MidiModel::DeltaCommand::marshal_note(const boost::shared_ptr 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()); - - 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 << int(note->time()); - xml_note->add_property("time", time_str.str()); - - ostringstream duration_str(ios::ate); - duration_str <<(unsigned int) note->duration(); - xml_note->add_property("duration", duration_str.str()); - - ostringstream velocity_str(ios::ate); - velocity_str << (unsigned int) note->velocity(); - xml_note->add_property("velocity", velocity_str.str()); - - return *xml_note; +boost::shared_ptr +MidiModel::midi_source () +{ + return _midi_source.lock (); } -boost::shared_ptr -MidiModel::DeltaCommand::unmarshal_note(XMLNode *xml_note) +/** 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) { - unsigned int note; - istringstream note_str(xml_note->property("note")->value()); - note_str >> note; + boost::shared_ptr s = _midi_source.lock (); + assert (s); - unsigned int channel; - istringstream channel_str(xml_note->property("channel")->value()); - channel_str >> channel; + /* Notes */ - unsigned int time; - istringstream time_str(xml_note->property("time")->value()); - time_str >> time; + if (!notes().empty ()) { + NoteDiffCommand* c = new_note_diff_command ("insert silence"); - unsigned int duration; - istringstream duration_str(xml_note->property("duration")->value()); - duration_str >> duration; + for (Notes::const_iterator i = notes().begin(); i != notes().end(); ++i) { + c->change (*i, NoteDiffCommand::StartTime, (*i)->time() + t); + } - unsigned int velocity; - istringstream velocity_str(xml_note->property("velocity")->value()); - velocity_str >> velocity; - - boost::shared_ptr note_ptr(new Note(channel, time, duration, note, velocity)); - return note_ptr; -} + apply_command_as_subcommand (s->session(), c); + } -#define ADDED_NOTES_ELEMENT "added_notes" -#define REMOVED_NOTES_ELEMENT "removed_notes" -#define DELTA_COMMAND_ELEMENT "DeltaCommand" + /* Patch changes */ -int -MidiModel::DeltaCommand::set_state (const XMLNode& delta_command) -{ - if(delta_command.name() != string(DELTA_COMMAND_ELEMENT)) { - return 1; + if (!patch_changes().empty ()) { + PatchChangeDiffCommand* c = new_patch_change_diff_command ("insert silence"); + + for (PatchChanges::const_iterator i = patch_changes().begin(); i != patch_changes().end(); ++i) { + c->change_time (*i, (*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)); - - _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)); - - return 0; -} -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()); - - 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))); - - 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))); + /* Controllers */ - return *delta_command; -} + 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.to_double()); + XMLNode& after = ac->alist()->get_state (); + s->session().add_command (new MementoCommand (new MidiAutomationListBinder (s, i->first), &before, &after)); + } + /* Sys-ex */ -bool -MidiModel::write_to(boost::shared_ptr source) -{ - //cerr << "Writing model to " << source->name() << endl; - - /* This could be done using a temporary MidiRingBuffer and using - * MidiModel::read and MidiSource::write, but this is more efficient - * and doesn't require any buffer size assumptions (ie it's worth - * the code duplication). - * - * This is also different from read 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 preserving the original - * note durations. - */ + if (!sysexes().empty()) { + SysExDiffCommand* c = new_sysex_diff_command ("insert silence"); - /* Percussive - for (Notes::const_iterator n = _notes.begin(); n != _notes.end(); ++n) { - const MIDI::Event& ev = n->on_event(); - source->append_event_unlocked(ev); - }*/ - - read_lock(); - - LaterNoteEndComparator cmp; - ActiveNotes active_notes(cmp); - - // Foreach note - for (Notes::const_iterator n = _notes.begin(); n != _notes.end(); ++n) { - - // Write any pending note offs earlier than this note on - while ( ! active_notes.empty() ) { - const boost::shared_ptr earliest_off = active_notes.top(); - const MIDI::Event& off_ev = earliest_off->off_event(); - if (off_ev.time() <= (*n)->time()) { - source->append_event_unlocked(Frames, off_ev); - active_notes.pop(); - } else { - break; - } + for (SysExes::iterator i = sysexes().begin(); i != sysexes().end(); ++i) { + c->change (*i, (*i)->time() + t); } - // Write this note on - source->append_event_unlocked(Frames, (*n)->on_event()); - if ((*n)->duration() > 0) - active_notes.push(*n); - } - - // Write any trailing note offs - while ( ! active_notes.empty() ) { - source->append_event_unlocked(Frames, active_notes.top()->off_event()); - active_notes.pop(); + apply_command_as_subcommand (s->session(), c); } +} - _edited = false; - - read_unlock(); +void +MidiModel::transpose (NoteDiffCommand* c, const NotePtr note_ptr, int semitones) +{ + int new_note = note_ptr->note() + semitones; - return true; + if (new_note < 0) { + new_note = 0; + } else if (new_note > 127) { + new_note = 127; + } + + c->change (note_ptr, NoteDiffCommand::NoteNumber, (uint8_t) new_note); } -XMLNode& -MidiModel::get_state() +void +MidiModel::control_list_marked_dirty () { - XMLNode *node = new XMLNode("MidiModel"); - return *node; -} + AutomatableSequence::control_list_marked_dirty (); -const MidiSource * -MidiModel::midi_source() const -{ - return _midi_source; + ContentsChanged (); /* EMIT SIGNAL */ } - -void -MidiModel::set_midi_source(MidiSource *source) -{ - _midi_source = source; -}