libs/evoral/src/Sequence.cpp

   1 /* This file is part of Evoral.
   2  * Copyright (C) 2008 Dave Robillard <http://drobilla.net>
   3  * Copyright (C) 2000-2008 Paul Davis
   4  *
   5  * Evoral is free software; you can redistribute it and/or modify it under the
   6  * terms of the GNU General Public License as published by the Free Software
   7  * Foundation; either version 2 of the License, or (at your option) any later
   8  * version.
   9  *
  10  * Evoral is distributed in the hope that it will be useful, but WITHOUT ANY
  11  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  12  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with this program; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  17  */
  18
  19 #define __STDC_LIMIT_MACROS 1
  20 #include <algorithm>
  21 #include <cmath>
  22 #include <iostream>
  23 #include <stdexcept>
  24 #include <stdint.h>
  25 #include "evoral/Control.hpp"
  26 #include "evoral/ControlList.hpp"
  27 #include "evoral/ControlSet.hpp"
  28 #include "evoral/EventSink.hpp"
  29 #include "evoral/MIDIParameters.hpp"
  30 #include "evoral/Sequence.hpp"
  31 #include "evoral/TypeMap.hpp"
  32
  33 using namespace std;
  34
  35 namespace Evoral {
  36
  37 template<typename Time>
  38 void Sequence<Time>::write_lock() {
  39         _lock.writer_lock();
  40         _control_lock.lock();
  41 }
  42
  43 template<typename Time>
  44 void Sequence<Time>::write_unlock() {
  45         _lock.writer_unlock();
  46         _control_lock.unlock();
  47 }
  48
  49 template<typename Time>
  50 void Sequence<Time>::read_lock() const {
  51         _lock.reader_lock();
  52 }
  53
  54 template<typename Time>
  55 void Sequence<Time>::read_unlock() const {
  56         _lock.reader_unlock();
  57 }
  58
  59
  60 // Read iterator (const_iterator)
  61
  62 template<typename Time>
  63 Sequence<Time>::const_iterator::const_iterator()
  64         : _seq(NULL)
  65         , _is_end(true)
  66         , _locked(false)
  67 {
  68         _event = boost::shared_ptr< Event<Time> >(new Event<Time>());
  69 }
  70
  71 template<typename Time>
  72 Sequence<Time>::const_iterator::const_iterator(const Sequence<Time>& seq, Time t)
  73         : _seq(&seq)
  74         , _is_end((t == DBL_MAX) || seq.empty())
  75         , _locked(!_is_end)
  76 {
  77         #ifdef DEBUG_SEQUENCE
  78         cerr << "Created Iterator @ " << t << " (is end: " << _is_end << ")" << endl;
  79         #endif
  80
  81         if (_is_end) {
  82                 return;
  83         }
  84
  85         seq.read_lock();
  86
  87         // find first note which begins after t
  88         _note_iter = seq.notes().end();
  89         for (typename Sequence<Time>::Notes::const_iterator i = seq.notes().begin();
  90                         i != seq.notes().end(); ++i) {
  91                 if ((*i)->time() >= t) {
  92                         _note_iter = i;
  93                         break;
  94                 }
  95         }
  96         assert(_note_iter == seq.notes().end() || (*_note_iter)->time() >= t);
  97
  98         // find first sysex which begins after t
  99         _sysex_iter = seq.sysexes().end();
 100         for (typename Sequence<Time>::SysExes::const_iterator i = seq.sysexes().begin();
 101                         i != seq.sysexes().end(); ++i) {
 102                 if ((*i)->time() >= t) {
 103                         _sysex_iter = i;
 104                         break;
 105                 }
 106         }
 107         assert(_sysex_iter == seq.sysexes().end() || (*_sysex_iter)->time() >= t);
 108
 109         ControlIterator earliest_control(boost::shared_ptr<ControlList>(), DBL_MAX, 0.0);
 110
 111         _control_iters.reserve(seq._controls.size());
 112
 113         // find the earliest control event available
 114         for (Controls::const_iterator i = seq._controls.begin(); i != seq._controls.end(); ++i) {
 115                 #ifdef DEBUG_SEQUENCE
 116                 cerr << "Iterator: control: " << seq._type_map.to_symbol(i->first) << endl;
 117                 #endif
 118                 double x, y;
 119                 bool ret = i->second->list()->rt_safe_earliest_event_unlocked(t, DBL_MAX, x, y);
 120                 if (!ret) {
 121                         #ifdef DEBUG_SEQUENCE
 122                         cerr << "Iterator: CC " << i->first.id() << " (size " << i->second->list()->size()
 123                                 << ") has no events past " << t << endl;
 124                         #endif
 125                         continue;
 126                 }
 127
 128                 assert(x >= 0);
 129
 130                 #ifdef DEBUG_SEQUENCE
 131                 if (y < i->first.min() || y > i->first.max()) {
 132                         cerr << "ERROR: Controller " << i->first.symbol() << " value " << y
 133                                 << " out of range [" << i->first.min() << "," << i->first.max()
 134                                 << "], event ignored" << endl;
 135                         continue;
 136                 }
 137                 #endif
 138
 139                 const ControlIterator new_iter(i->second->list(), x, y);
 140
 141                 #ifdef DEBUG_SEQUENCE
 142                 cerr << "Iterator: CC " << i->first.id() << " added (" << x << ", " << y << ")" << endl;
 143                 #endif
 144                 _control_iters.push_back(new_iter);
 145
 146                 // if the x of the current control is less than earliest_control
 147                 // we have a new earliest_control
 148                 if (x < earliest_control.x) {
 149                         earliest_control = new_iter;
 150                         _control_iter = _control_iters.end();
 151                         --_control_iter;
 152                         // now _control_iter points to the last Element in _control_iters
 153                 }
 154         }
 155
 156 #define ENSURE_SYSEX_SANITY 1
 157 #if ENSURE_SYSEX_SANITY
 158         MIDIMessageType original_type = NIL;
 159         assert(!earliest_control.list || earliest_control.x >= t);
 160         if (_note_iter != seq.notes().end()
 161                         && (*_note_iter)->on_event().time() >= t
 162                         && (!earliest_control.list
 163                                 || (*_note_iter)->on_event().time() < earliest_control.x)) {
 164             original_type = NOTE_ON;
 165         } else {
 166             original_type = CONTROL;
 167         }
 168 #endif
 169
 170         MIDIMessageType type       = NIL;
 171         Time            earliest_t = t;
 172
 173         // if the note comes before anything else set the iterator to the note
 174         if (_note_iter != seq.notes().end() && (*_note_iter)->on_event().time() >= t) {
 175                 type = NOTE_ON;
 176                 earliest_t = (*_note_iter)->on_event().time();
 177         }
 178
 179         if (earliest_control.list &&
 180             earliest_control.x >= t &&
 181             earliest_control.x <= earliest_t) {
 182                 type = CONTROL;
 183                 earliest_t = earliest_control.x;
 184         }
 185
 186         if (_sysex_iter != seq.sysexes().end() &&
 187             (*_sysex_iter)->time() >= t &&
 188             (*_sysex_iter)->time() <= earliest_t) {
 189                 type = SYSEX;
 190                 earliest_t = (*_sysex_iter)->time();
 191         }
 192
 193 #if ENSURE_SYSEX_SANITY
 194         assert (type == original_type || type == SYSEX);
 195 #endif
 196
 197         if (type == NOTE_ON) {
 198                 #ifdef DEBUG_SEQUENCE
 199                 cerr << "Reading note on event @ " << earliest_t << endl;
 200                 #endif
 201                 _event = boost::shared_ptr< Event<Time> >(new Event<Time>((*_note_iter)->on_event(), true));
 202                 _active_notes.push(*_note_iter);
 203                 ++_note_iter;
 204                 _control_iter = _control_iters.end();
 205         } else if (type == CONTROL) {
 206                 #ifdef DEBUG_SEQUENCE
 207                 cerr << "Reading control event @ " << earliest_t << endl;
 208                 #endif
 209                 seq.control_to_midi_event(_event, earliest_control);
 210         } else if (type == SYSEX) {
 211                 #ifdef DEBUG_SEQUENCE
 212                 cerr << "Reading system exclusive event @ " << earliest_t << endl;
 213                 #endif
 214                 _event = boost::shared_ptr< Event<Time> >(new Event<Time>(*(*_sysex_iter), true));
 215                 ++_sysex_iter;
 216                 _control_iter = _control_iters.end();
 217         }
 218
 219         if ( (! _event.get()) || _event->size() == 0) {
 220                 #ifdef DEBUG_SEQUENCE
 221                 cerr << "New iterator @ " << t << " is at end." << endl;
 222                 #endif
 223                 _is_end = true;
 224
 225                 // eliminate possible race condition here (ugly)
 226                 static Glib::Mutex mutex;
 227                 Glib::Mutex::Lock lock(mutex);
 228                 if (_locked) {
 229                         _seq->read_unlock();
 230                         _locked = false;
 231                 }
 232         } else {
 233                 #ifdef DEBUG_SEQUENCE
 234                 cerr << "New Iterator = " << _event->event_type();
 235                 cerr << " : " << hex << (int)((MIDIEvent<Time>*)_event.get())->type();
 236                 cerr << " @ " <<  _event->time() << endl;
 237                 #endif
 238         }
 239
 240         assert(_event && _event->size() > 0);
 241 }
 242
 243 template<typename Time>
 244 Sequence<Time>::const_iterator::~const_iterator()
 245 {
 246         if (_locked) {
 247                 _seq->read_unlock();
 248         }
 249 }
 250
 251 template<typename Time>
 252 const typename Sequence<Time>::const_iterator&
 253 Sequence<Time>::const_iterator::operator++()
 254 {
 255         if (_is_end) {
 256                 throw std::logic_error("Attempt to iterate past end of Sequence");
 257         }
 258
 259         #ifdef DEBUG_SEQUENCE
 260         cerr << "Iterator ++" << endl;
 261         #endif
 262         assert(_event && _event->buffer() && _event->size() > 0);
 263
 264         const MIDIEvent<Time>& ev = *((MIDIEvent<Time>*)_event.get());
 265
 266         if (! (ev.is_note() || ev.is_cc() || ev.is_pgm_change()
 267                                 || ev.is_pitch_bender() || ev.is_channel_pressure() || ev.is_sysex()) ) {
 268                 cerr << "WARNING: Unknown event type: " << hex << int(ev.buffer()[0])
 269                         << int(ev.buffer()[1]) << int(ev.buffer()[2]) << endl;
 270         }
 271
 272         assert(    ev.is_note()
 273                         || ev.is_cc()
 274                         || ev.is_pgm_change()
 275                         || ev.is_pitch_bender()
 276                         || ev.is_channel_pressure()
 277                         || ev.is_sysex());
 278
 279         // Increment past current control event
 280         if (!ev.is_note() && _control_iter != _control_iters.end() && _control_iter->list.get()) {
 281                 double x = 0.0, y = 0.0;
 282                 const bool ret = _control_iter->list->rt_safe_earliest_event_unlocked(
 283                                 _control_iter->x, DBL_MAX, x, y, false);
 284
 285                 assert(!ret || x > _control_iter->x);
 286
 287                 if (ret) {
 288                         _control_iter->x = x;
 289                         _control_iter->y = y;
 290                 } else {
 291                         _control_iter->list.reset();
 292                         _control_iter->x = DBL_MAX;
 293                         _control_iter->y = DBL_MAX;
 294                 }
 295         }
 296
 297         _control_iter = _control_iters.begin();
 298
 299         // find the _control_iter with the earliest event time
 300         for (ControlIterators::iterator i = _control_iters.begin(); i != _control_iters.end(); ++i) {
 301                 if (i->x < _control_iter->x) {
 302                         _control_iter = i;
 303                 }
 304         }
 305
 306         MIDIMessageType type       = NIL;
 307         Time            earliest_t = 0;
 308
 309         // Next earliest note on
 310         if (_note_iter != _seq->notes().end()) {
 311                 type = NOTE_ON;
 312                 earliest_t = (*_note_iter)->time();
 313         }
 314
 315         // Use the next earliest note off iff it's earlier than the note on
 316         if (!_seq->percussive() && (! _active_notes.empty())) {
 317                 if (type == NIL || _active_notes.top()->end_time() <= earliest_t) {
 318                         type = NOTE_OFF;
 319                         earliest_t = _active_notes.top()->end_time();
 320                 }
 321         }
 322
 323         // Use the next earliest controller iff it's earlier than the note event
 324         if (_control_iter != _control_iters.end() && _control_iter->x != DBL_MAX) {
 325                 if (type == NIL || _control_iter->x <= earliest_t) {
 326                         type = CONTROL;
 327                         earliest_t = _control_iter->x;
 328                 }
 329         }
 330
 331         // Use the next earliest SysEx iff it's earlier than the controller
 332         if (_sysex_iter != _seq->sysexes().end()) {
 333                 if (type == NIL || (*_sysex_iter)->time() <= earliest_t) {
 334                         type = SYSEX;
 335                         earliest_t = (*_sysex_iter)->time();
 336                 }
 337         }
 338
 339         if (type == NOTE_ON) {
 340                 #ifdef DEBUG_SEQUENCE
 341                 cerr << "Iterator = note on" << endl;
 342                 #endif
 343                 *_event = (*_note_iter)->on_event();
 344                 _active_notes.push(*_note_iter);
 345                 ++_note_iter;
 346         } else if (type == NOTE_OFF) {
 347                 #ifdef DEBUG_SEQUENCE
 348                 cerr << "Iterator = note off" << endl;
 349                 #endif
 350                 *_event = _active_notes.top()->off_event();
 351                 _active_notes.pop();
 352         } else if (type == CONTROL) {
 353                 #ifdef DEBUG_SEQUENCE
 354                 cerr << "Iterator = control" << endl;
 355                 #endif
 356                 _seq->control_to_midi_event(_event, *_control_iter);
 357         } else if (type == SYSEX) {
 358                 #ifdef DEBUG_SEQUENCE
 359                 cerr << "Iterator = SysEx" << endl;
 360                 #endif
 361                 *_event =*(*_sysex_iter);
 362                 ++_sysex_iter;
 363         } else {
 364                 #ifdef DEBUG_SEQUENCE
 365                 cerr << "Iterator = End" << endl;
 366                 #endif
 367                 _is_end = true;
 368         }
 369
 370         assert(_is_end || (_event->size() > 0 && _event->buffer() && _event->buffer()[0] != '\0'));
 371
 372         return *this;
 373 }
 374
 375 template<typename Time>
 376 bool
 377 Sequence<Time>::const_iterator::operator==(const const_iterator& other) const
 378 {
 379         if (_is_end || other._is_end) {
 380                 return (_is_end == other._is_end);
 381         } else {
 382                 return (_event == other._event);
 383         }
 384 }
 385
 386 template<typename Time>
 387 typename Sequence<Time>::const_iterator&
 388 Sequence<Time>::const_iterator::operator=(const const_iterator& other)
 389 {
 390         if (_seq != other._seq) {
 391                 if (_locked) {
 392                         _seq->read_unlock();
 393                 }
 394                 if (other._locked) {
 395                    other._seq->read_lock();
 396                 }
 397         }
 398
 399         _seq           = other._seq;
 400         _active_notes  = other._active_notes;
 401         _is_end        = other._is_end;
 402         _locked        = other._locked;
 403         _note_iter     = other._note_iter;
 404         _sysex_iter    = other._sysex_iter;
 405         _control_iters = other._control_iters;
 406         size_t index   = other._control_iter - other._control_iters.begin();
 407         _control_iter  = _control_iters.begin() + index;
 408
 409         if (!_is_end && other._event) {
 410                 if (_event) {
 411                         *_event = *other._event.get();
 412                 } else {
 413                         _event = boost::shared_ptr< Event<Time> >(new Event<Time>(*other._event, true));
 414                 }
 415         } else {
 416                 if (_event) {
 417                         _event->clear();
 418                 }
 419         }
 420
 421         return *this;
 422 }
 423
 424 // Sequence
 425
 426 template<typename Time>
 427 Sequence<Time>::Sequence(const TypeMap& type_map, size_t size)
 428         : _read_iter(*this, DBL_MAX)
 429         , _edited(false)
 430         , _type_map(type_map)
 431         , _notes(size)
 432         , _writing(false)
 433         , _end_iter(*this, DBL_MAX)
 434         , _percussive(false)
 435         , _lowest_note(127)
 436         , _highest_note(0)
 437 {
 438         #ifdef DEBUG_SEQUENCE
 439         cerr << "Sequence (size " << size << ") constructed: " << this << endl;
 440         #endif
 441         assert(_end_iter._is_end);
 442         assert( ! _end_iter._locked);
 443 }
 444
 445 /** Write the controller event pointed to by \a iter to \a ev.
 446  * The buffer of \a ev will be allocated or resized as necessary.
 447  * The event_type of \a ev should be set to the expected output type.
 448  * \return true on success
 449  */
 450 template<typename Time>
 451 bool
 452 Sequence<Time>::control_to_midi_event(boost::shared_ptr< Event<Time> >& ev, const ControlIterator& iter) const
 453 {
 454         assert(iter.list.get());
 455         const uint32_t event_type = iter.list->parameter().type();
 456
 457         // initialize the event pointer with a new event, if necessary
 458         if (!ev) {
 459                 ev = boost::shared_ptr< Event<Time> >(new Event<Time>(event_type, 0, 3, NULL, true));
 460         }
 461
 462         uint8_t midi_type = _type_map.parameter_midi_type(iter.list->parameter());
 463         ev->set_event_type(_type_map.midi_event_type(midi_type));
 464         switch (midi_type) {
 465         case MIDI_CMD_CONTROL:
 466                 assert(iter.list.get());
 467                 assert(iter.list->parameter().channel() < 16);
 468                 assert(iter.list->parameter().id() <= INT8_MAX);
 469                 assert(iter.y <= INT8_MAX);
 470
 471                 ev->time() = iter.x;
 472                 ev->realloc(3);
 473                 ev->buffer()[0] = MIDI_CMD_CONTROL + iter.list->parameter().channel();
 474                 ev->buffer()[1] = (uint8_t)iter.list->parameter().id();
 475                 ev->buffer()[2] = (uint8_t)iter.y;
 476                 break;
 477
 478         case MIDI_CMD_PGM_CHANGE:
 479                 assert(iter.list.get());
 480                 assert(iter.list->parameter().channel() < 16);
 481                 assert(iter.y <= INT8_MAX);
 482
 483                 ev->time() = iter.x;
 484                 ev->realloc(2);
 485                 ev->buffer()[0] = MIDI_CMD_PGM_CHANGE + iter.list->parameter().channel();
 486                 ev->buffer()[1] = (uint8_t)iter.y;
 487                 break;
 488
 489         case MIDI_CMD_BENDER:
 490                 assert(iter.list.get());
 491                 assert(iter.list->parameter().channel() < 16);
 492                 assert(iter.y < (1<<14));
 493
 494                 ev->time() = iter.x;
 495                 ev->realloc(3);
 496                 ev->buffer()[0] = MIDI_CMD_BENDER + iter.list->parameter().channel();
 497                 ev->buffer()[1] = uint16_t(iter.y) & 0x7F; // LSB
 498                 ev->buffer()[2] = (uint16_t(iter.y) >> 7) & 0x7F; // MSB
 499                 break;
 500
 501         case MIDI_CMD_CHANNEL_PRESSURE:
 502                 assert(iter.list.get());
 503                 assert(iter.list->parameter().channel() < 16);
 504                 assert(iter.y <= INT8_MAX);
 505
 506                 ev->time() = iter.x;
 507                 ev->realloc(2);
 508                 ev->buffer()[0] = MIDI_CMD_CHANNEL_PRESSURE + iter.list->parameter().channel();
 509                 ev->buffer()[1] = (uint8_t)iter.y;
 510                 break;
 511
 512         default:
 513                 return false;
 514         }
 515
 516         return true;
 517 }
 518
 519 /** Clear all events from the model.
 520  */
 521 template<typename Time>
 522 void
 523 Sequence<Time>::clear()
 524 {
 525         _lock.writer_lock();
 526         _notes.clear();
 527         for (Controls::iterator li = _controls.begin(); li != _controls.end(); ++li)
 528                 li->second->list()->clear();
 529         _read_iter = end();
 530         _lock.writer_unlock();
 531 }
 532
 533 /** Begin a write of events to the model.
 534  *
 535  * If \a mode is Sustained, complete notes with length are constructed as note
 536  * on/off events are received.  Otherwise (Percussive), only note on events are
 537  * stored; note off events are discarded entirely and all contained notes will
 538  * have length 0.
 539  */
 540 template<typename Time>
 541 void
 542 Sequence<Time>::start_write()
 543 {
 544         #ifdef DEBUG_SEQUENCE
 545         cerr << this << " START WRITE, PERCUSSIVE = " << _percussive << endl;
 546         #endif
 547         write_lock();
 548         _writing = true;
 549         for (int i = 0; i < 16; ++i)
 550                 _write_notes[i].clear();
 551
 552         _dirty_controls.clear();
 553         write_unlock();
 554 }
 555
 556 /** Finish a write of events to the model.
 557  *
 558  * If \a delete_stuck is true and the current mode is Sustained, note on events
 559  * that were never resolved with a corresonding note off will be deleted.
 560  * Otherwise they will remain as notes with length 0.
 561  */
 562 template<typename Time>
 563 void
 564 Sequence<Time>::end_write(bool delete_stuck)
 565 {
 566         write_lock();
 567         assert(_writing);
 568
 569         #ifdef DEBUG_SEQUENCE
 570         cerr << this << " END WRITE: " << _notes.size() << " NOTES\n";
 571         #endif
 572
 573         if (!_percussive && delete_stuck) {
 574                 for (typename Notes::iterator n = _notes.begin(); n != _notes.end() ;) {
 575                         if ((*n)->length() == 0) {
 576                                 cerr << "WARNING: Stuck note lost: " << (*n)->note() << endl;
 577                                 n = _notes.erase(n);
 578                                 // we have to break here because erase invalidates the iterator
 579                                 break;
 580                         } else {
 581                                 ++n;
 582                         }
 583                 }
 584         }
 585
 586         for (int i = 0; i < 16; ++i) {
 587                 if (!_write_notes[i].empty()) {
 588                         cerr << "WARNING: Sequence<Time>::end_write: Channel " << i << " has "
 589                                         << _write_notes[i].size() << " stuck notes" << endl;
 590                 }
 591                 _write_notes[i].clear();
 592         }
 593
 594         for (ControlLists::const_iterator i = _dirty_controls.begin(); i != _dirty_controls.end(); ++i) {
 595                 (*i)->mark_dirty();
 596         }
 597
 598         _writing = false;
 599         write_unlock();
 600 }
 601
 602 /** Append \a ev to model.  NOT realtime safe.
 603  *
 604  * Timestamps of events in \a buf are expected to be relative to
 605  * the start of this model (t=0) and MUST be monotonically increasing
 606  * and MUST be >= the latest event currently in the model.
 607  */
 608 template<typename Time>
 609 void
 610 Sequence<Time>::append(const Event<Time>& event)
 611 {
 612         write_lock();
 613         _edited = true;
 614
 615         const MIDIEvent<Time>& ev = (const MIDIEvent<Time>&)event;
 616
 617         assert(_notes.empty() || ev.time() >= _notes.back()->time());
 618         assert(_writing);
 619
 620         if (ev.is_note_on()) {
 621                 append_note_on_unlocked(ev.channel(), ev.time(), ev.note(), ev.velocity());
 622         } else if (ev.is_note_off()) {
 623                 append_note_off_unlocked(ev.channel(), ev.time(), ev.note());
 624         } else if (ev.is_sysex()) {
 625                 append_sysex_unlocked(ev);
 626         } else if (!_type_map.type_is_midi(ev.event_type())) {
 627                 printf("WARNING: Sequence: Unknown event type %X: ", ev.event_type());
 628                 for (size_t i=0; i < ev.size(); ++i) {
 629                         printf("%X ", ev.buffer()[i]);
 630                 }
 631                 printf("\n");
 632         } else if (ev.is_cc()) {
 633                 append_control_unlocked(
 634                                 Evoral::MIDI::ContinuousController(ev.event_type(), ev.channel(), ev.cc_number()),
 635                                 ev.time(), ev.cc_value());
 636         } else if (ev.is_pgm_change()) {
 637                 append_control_unlocked(
 638                                 Evoral::MIDI::ProgramChange(ev.event_type(), ev.channel()),
 639                                 ev.time(), ev.pgm_number());
 640         } else if (ev.is_pitch_bender()) {
 641                 append_control_unlocked(
 642                                 Evoral::MIDI::PitchBender(ev.event_type(), ev.channel()),
 643                                 ev.time(), double(  (0x7F & ev.pitch_bender_msb()) << 7
 644                                         | (0x7F & ev.pitch_bender_lsb()) ));
 645         } else if (ev.is_channel_pressure()) {
 646                 append_control_unlocked(
 647                                 Evoral::MIDI::ChannelPressure(ev.event_type(), ev.channel()),
 648                                 ev.time(), ev.channel_pressure());
 649         } else {
 650                 printf("WARNING: Sequence: Unknown MIDI event type %X\n", ev.type());
 651         }
 652
 653         write_unlock();
 654 }
 655
 656 template<typename Time>
 657 void
 658 Sequence<Time>::append_note_on_unlocked(uint8_t chan, Time time, uint8_t note_num, uint8_t velocity)
 659 {
 660         #ifdef DEBUG_SEQUENCE
 661         cerr << this << " c=" << (int)chan << " note " << (int)note_num
 662                 << " on @ " << time << " v=" << (int)velocity << endl;
 663         #endif
 664         assert(note_num <= 127);
 665         assert(chan < 16);
 666         assert(_writing);
 667         _edited = true;
 668
 669         if (velocity == 0) {
 670                 append_note_off_unlocked(chan, time, note_num);
 671                 return;
 672         }
 673
 674         if (note_num < _lowest_note)
 675                 _lowest_note = note_num;
 676         if (note_num > _highest_note)
 677                 _highest_note = note_num;
 678
 679         boost::shared_ptr< Note<Time> > new_note(new Note<Time>(chan, time, 0, note_num, velocity));
 680         _notes.push_back(new_note);
 681         if (!_percussive) {
 682                 #ifdef DEBUG_SEQUENCE
 683                 cerr << "Sustained: Appending active note on " << (unsigned)(uint8_t)note_num
 684                         << " channel " << chan << endl;
 685                 #endif
 686                 _write_notes[chan].push_back(_notes.size() - 1);
 687         } else {
 688                 #ifdef DEBUG_SEQUENCE
 689                 cerr << "Percussive: NOT appending active note on" << endl;
 690                 #endif
 691          }
 692 }
 693
 694 template<typename Time>
 695 void
 696 Sequence<Time>::append_note_off_unlocked(uint8_t chan, Time time, uint8_t note_num)
 697 {
 698         #ifdef DEBUG_SEQUENCE
 699         cerr << this << " c=" << (int)chan << " note " << (int)note_num
 700                 << " off @ " << time << endl;
 701         #endif
 702         assert(note_num <= 127);
 703         assert(chan < 16);
 704         assert(_writing);
 705         _edited = true;
 706
 707         if (_percussive) {
 708                 #ifdef DEBUG_SEQUENCE
 709                 cerr << "Sequence Ignoring note off (percussive mode)" << endl;
 710                 #endif
 711                 return;
 712         }
 713
 714         /* FIXME: make _write_notes fixed size (127 noted) for speed */
 715
 716         /* FIXME: note off velocity for that one guy out there who actually has
 717          * keys that send it */
 718
 719         bool resolved = false;
 720
 721         for (WriteNotes::iterator n = _write_notes[chan].begin(); n
 722                         != _write_notes[chan].end(); ++n) {
 723                 Note<Time>& note = *_notes[*n].get();
 724                 if (note.note() == note_num) {
 725                         assert(time >= note.time());
 726                         note.set_length(time - note.time());
 727                         _write_notes[chan].erase(n);
 728                         #ifdef DEBUG_SEQUENCE
 729                         cerr << "resolved note, length: " << note.length() << endl;
 730                         #endif
 731                         resolved = true;
 732                         break;
 733                 }
 734         }
 735
 736         if (!resolved) {
 737                 cerr << this << " spurious note off chan " << (int)chan
 738                                 << ", note " << (int)note_num << " @ " << time << endl;
 739         }
 740 }
 741
 742 template<typename Time>
 743 void
 744 Sequence<Time>::append_control_unlocked(const Parameter& param, Time time, double value)
 745 {
 746         #ifdef DEBUG_SEQUENCE
 747         cerr << this << " " << _type_map.to_symbol(param) << " @ " << time << " \t= \t" << value
 748                         << " # controls: " << _controls.size() << endl;
 749         #endif
 750         boost::shared_ptr<Control> c = control(param, true);
 751         c->list()->rt_add(time, value);
 752 }
 753
 754 template<typename Time>
 755 void
 756 Sequence<Time>::append_sysex_unlocked(const MIDIEvent<Time>& ev)
 757 {
 758         #ifdef DEBUG_SEQUENCE
 759         cerr << this << " SysEx @ " << ev.time() << " \t= \t [ " << hex;
 760         for (size_t i=0; i < ev.size(); ++i) {
 761                 cerr << int(ev.buffer()[i]) << " ";
 762         }
 763         cerr << "]" << endl;
 764         #endif
 765
 766         boost::shared_ptr<MIDIEvent<Time> > event(new MIDIEvent<Time>(ev, true));
 767         _sysexes.push_back(event);
 768 }
 769
 770 template<typename Time>
 771 void
 772 Sequence<Time>::add_note_unlocked(const boost::shared_ptr< Note<Time> > note)
 773 {
 774         #ifdef DEBUG_SEQUENCE
 775         cerr << this << " add note " << (int)note->note() << " @ " << note->time() << endl;
 776         #endif
 777         _edited = true;
 778         typename Notes::iterator i = upper_bound(_notes.begin(), _notes.end(), note,
 779                         note_time_comparator);
 780         _notes.insert(i, note);
 781 }
 782
 783 template<typename Time>
 784 void
 785 Sequence<Time>::remove_note_unlocked(const boost::shared_ptr< const Note<Time> > note)
 786 {
 787         _edited = true;
 788         #ifdef DEBUG_SEQUENCE
 789         cerr << this << " remove note " << (int)note->note() << " @ " << note->time() << endl;
 790         #endif
 791         for (typename Notes::iterator n = _notes.begin(); n != _notes.end(); ++n) {
 792                 if (*(*n) == *note) {
 793                         _notes.erase(n);
 794                         break;
 795                 }
 796         }
 797 }
 798
 799 template class Sequence<double>;
 800
 801 } // namespace Evoral
 802