/[svn]/linuxsampler/trunk/src/engines/EngineBase.h
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revision 2927 by schoenebeck, Thu Jun 30 16:44:46 2016 UTC revision 2953 by schoenebeck, Sat Jul 16 11:24:39 2016 UTC
# Line 853  namespace LinuxSampler { Line 853  namespace LinuxSampler {
853                                  dmsg(5,("Engine: Note on received\n"));                                  dmsg(5,("Engine: Note on received\n"));
854                                  ProcessNoteOn((EngineChannel*)itEvent->pEngineChannel, itEvent);                                  ProcessNoteOn((EngineChannel*)itEvent->pEngineChannel, itEvent);
855                                  break;                                  break;
856                                case Event::type_play_note:
857                                    dmsg(5,("Engine: Play Note received\n"));
858                                    ProcessNoteOn((EngineChannel*)itEvent->pEngineChannel, itEvent);
859                                    break;
860                              case Event::type_note_off:                              case Event::type_note_off:
861                                  dmsg(5,("Engine: Note off received\n"));                                  dmsg(5,("Engine: Note off received\n"));
862                                  ProcessNoteOff((EngineChannel*)itEvent->pEngineChannel, itEvent);                                  ProcessNoteOff((EngineChannel*)itEvent->pEngineChannel, itEvent);
863                                  break;                                  break;
864                                case Event::type_stop_note:
865                                    dmsg(5,("Engine: Stop Note received\n"));
866                                    ProcessNoteOff((EngineChannel*)itEvent->pEngineChannel, itEvent);
867                                    break;
868                              case Event::type_control_change:                              case Event::type_control_change:
869                                  dmsg(5,("Engine: MIDI CC received\n"));                                  dmsg(5,("Engine: MIDI CC received\n"));
870                                  ProcessControlChange((EngineChannel*)itEvent->pEngineChannel, itEvent);                                  ProcessControlChange((EngineChannel*)itEvent->pEngineChannel, itEvent);
# Line 873  namespace LinuxSampler { Line 881  namespace LinuxSampler {
881                                  dmsg(5,("Engine: Pitchbend received\n"));                                  dmsg(5,("Engine: Pitchbend received\n"));
882                                  ProcessPitchbend(static_cast<AbstractEngineChannel*>(itEvent->pEngineChannel), itEvent);                                  ProcessPitchbend(static_cast<AbstractEngineChannel*>(itEvent->pEngineChannel), itEvent);
883                                  break;                                  break;
884                                case Event::type_note_synth_param:
885                                    dmsg(5,("Engine: Note Synth Param received\n"));
886                                    ProcessNoteSynthParam(itEvent->pEngineChannel, itEvent);
887                                    break;
888                          }                          }
889                      }                      }
890                  }                  }
# Line 975  namespace LinuxSampler { Line 987  namespace LinuxSampler {
987                  itScriptEvent->cause = *itEvent;                  itScriptEvent->cause = *itEvent;
988                  itScriptEvent->currentHandler = 0;                  itScriptEvent->currentHandler = 0;
989                  itScriptEvent->executionSlices = 0;                  itScriptEvent->executionSlices = 0;
990                    itScriptEvent->ignoreAllWaitCalls = false;
991                    itScriptEvent->handlerType = pEventHandler->eventHandlerType();
992                  // this is the native representation of the $EVENT_ID script variable                  // this is the native representation of the $EVENT_ID script variable
993                  itScriptEvent->id =                  itScriptEvent->id =
994                      (itEvent->Type == Event::type_note_on)                      (itEvent->Type == Event::type_note_on)
# Line 1599  namespace LinuxSampler { Line 1613  namespace LinuxSampler {
1613    
1614                  MidiKey* pKey = &pChannel->pMIDIKeyInfo[key];                  MidiKey* pKey = &pChannel->pMIDIKeyInfo[key];
1615    
1616                  pChannel->listeners.PreProcessNoteOn(key, vel);                  // There are real MIDI note-on events (Event::type_note_on) and
1617                    // programmatically spawned notes (Event::type_play_note). We have
1618                    // to distinguish between them, since certain processing below
1619                    // must only be done on real MIDI note-on events (i.e. for
1620                    // correctly updating which MIDI keys are currently pressed down).
1621                    const bool isRealMIDINoteOnEvent = itNoteOnEvent->Type == Event::type_note_on;
1622    
1623                    if (isRealMIDINoteOnEvent)
1624                        pChannel->listeners.PreProcessNoteOn(key, vel);
1625    
1626                  #if !CONFIG_PROCESS_MUTED_CHANNELS                  #if !CONFIG_PROCESS_MUTED_CHANNELS
1627                  if (pEngineChannel->GetMute()) { // skip if sampler channel is muted                  if (pEngineChannel->GetMute()) { // skip if sampler channel is muted
1628                      pChannel->listeners.PostProcessNoteOn(key, vel);                      if (isRealMIDINoteOnEvent)
1629                            pChannel->listeners.PostProcessNoteOn(key, vel);
1630                      return;                      return;
1631                  }                  }
1632                  #endif                  #endif
1633    
1634                  if (!pChannel->pInstrument) {                  if (!pChannel->pInstrument) {
1635                      pChannel->listeners.PostProcessNoteOn(key, vel);                      if (isRealMIDINoteOnEvent)
1636                            pChannel->listeners.PostProcessNoteOn(key, vel);
1637                      return; // ignore if no instrument loaded                      return; // ignore if no instrument loaded
1638                  }                  }
1639    
# Line 1616  namespace LinuxSampler { Line 1641  namespace LinuxSampler {
1641                  RTList<Event>::Iterator itNoteOnEventOnKeyList = itNoteOnEvent.moveToEndOf(pKey->pEvents);                  RTList<Event>::Iterator itNoteOnEventOnKeyList = itNoteOnEvent.moveToEndOf(pKey->pEvents);
1642    
1643                  // if Solo Mode then kill all already active voices                  // if Solo Mode then kill all already active voices
1644                  if (pChannel->SoloMode) {                  if (pChannel->SoloMode && isRealMIDINoteOnEvent) {
1645                      Pool<uint>::Iterator itYoungestKey = pChannel->pActiveKeys->last();                      Pool<uint>::Iterator itYoungestKey = pChannel->pActiveKeys->last();
1646                      if (itYoungestKey) {                      if (itYoungestKey) {
1647                          const int iYoungestKey = *itYoungestKey;                          const int iYoungestKey = *itYoungestKey;
# Line 1645  namespace LinuxSampler { Line 1670  namespace LinuxSampler {
1670                      pChannel->SoloKey = key;                      pChannel->SoloKey = key;
1671                  }                  }
1672    
1673                  pChannel->ProcessKeySwitchChange(key);                  if (isRealMIDINoteOnEvent) {
1674                        pChannel->ProcessKeySwitchChange(key);
1675    
1676                  pKey->KeyPressed = true; // the MIDI key was now pressed down                      pKey->KeyPressed = true; // the MIDI key was now pressed down
1677                  pChannel->KeyDown[key] = true; // just used as built-in %KEY_DOWN script variable                      pChannel->KeyDown[key] = true; // just used as built-in %KEY_DOWN script variable
1678                  pKey->Velocity   = itNoteOnEventOnKeyList->Param.Note.Velocity;                      pKey->Velocity   = itNoteOnEventOnKeyList->Param.Note.Velocity;
1679                  pKey->NoteOnTime = FrameTime + itNoteOnEventOnKeyList->FragmentPos(); // will be used to calculate note length                      pKey->NoteOnTime = FrameTime + itNoteOnEventOnKeyList->FragmentPos(); // will be used to calculate note length
1680                    }
1681    
1682                  // cancel release process of voices on this key if needed                  // cancel release process of voices on this key if needed
1683                  if (pKey->Active && !pChannel->SustainPedal) {                  if (pKey->Active && !pChannel->SustainPedal && isRealMIDINoteOnEvent) {
1684                      RTList<Event>::Iterator itCancelReleaseEvent = pKey->pEvents->allocAppend();                      RTList<Event>::Iterator itCancelReleaseEvent = pKey->pEvents->allocAppend();
1685                      if (itCancelReleaseEvent) {                      if (itCancelReleaseEvent) {
1686                          *itCancelReleaseEvent = *itNoteOnEventOnKeyList;         // copy event                          *itCancelReleaseEvent = *itNoteOnEventOnKeyList;         // copy event
1687                          itCancelReleaseEvent->Type = Event::type_cancel_release; // transform event type                          itCancelReleaseEvent->Type = Event::type_cancel_release_key; // transform event type
1688                      }                      }
1689                      else dmsg(1,("Event pool emtpy!\n"));                      else dmsg(1,("Event pool emtpy!\n"));
1690                  }                  }
# Line 1668  namespace LinuxSampler { Line 1695  namespace LinuxSampler {
1695                  if (!pKey->Active && !pKey->VoiceTheftsQueued)                  if (!pKey->Active && !pKey->VoiceTheftsQueued)
1696                      pKey->pEvents->free(itNoteOnEventOnKeyList);                      pKey->pEvents->free(itNoteOnEventOnKeyList);
1697    
1698                  if (!pChannel->SoloMode || pChannel->PortamentoPos < 0.0f) pChannel->PortamentoPos = (float) key;                  if (isRealMIDINoteOnEvent && (!pChannel->SoloMode || pChannel->PortamentoPos < 0.0f))
1699                        pChannel->PortamentoPos = (float) key;
1700    
1701                    //NOTE: Hmm, I guess its a matter of taste whether round robin should be advanced only on real MIDI note-on events, isn't it?
1702                  if (pKey->pRoundRobinIndex) {                  if (pKey->pRoundRobinIndex) {
1703                      (*pKey->pRoundRobinIndex)++; // counter specific for the key or region                      (*pKey->pRoundRobinIndex)++; // counter specific for the key or region
1704                      pChannel->RoundRobinIndex++; // common counter for the channel                      pChannel->RoundRobinIndex++; // common counter for the channel
1705                  }                  }
1706                  pChannel->listeners.PostProcessNoteOn(key, vel);  
1707                    if (isRealMIDINoteOnEvent)
1708                        pChannel->listeners.PostProcessNoteOn(key, vel);
1709              }              }
1710    
1711              /**              /**
# Line 1711  namespace LinuxSampler { Line 1743  namespace LinuxSampler {
1743    
1744                  MidiKey* pKey = &pChannel->pMIDIKeyInfo[iKey];                  MidiKey* pKey = &pChannel->pMIDIKeyInfo[iKey];
1745    
1746                  pChannel->listeners.PreProcessNoteOff(iKey, vel);                  // There are real MIDI note-off events (Event::type_note_off) and
1747                    // programmatically spawned notes (Event::type_stop_note). We have
1748                    // to distinguish between them, since certain processing below
1749                    // must only be done on real MIDI note-off events (i.e. for
1750                    // correctly updating which MIDI keys are currently pressed down),
1751                    // plus a stop-note event just releases voices of one particular
1752                    // note, whereas a note-off event releases all voices on a
1753                    // particular MIDI key instead.
1754                    const bool isRealMIDINoteOffEvent = itNoteOffEvent->Type == Event::type_note_off;
1755    
1756                    if (isRealMIDINoteOffEvent)
1757                        pChannel->listeners.PreProcessNoteOff(iKey, vel);
1758    
1759                  #if !CONFIG_PROCESS_MUTED_CHANNELS                  #if !CONFIG_PROCESS_MUTED_CHANNELS
1760                  if (pEngineChannel->GetMute()) { // skip if sampler channel is muted                  if (pEngineChannel->GetMute()) { // skip if sampler channel is muted
1761                      pChannel->listeners.PostProcessNoteOff(iKey, vel);                      if (isRealMIDINoteOffEvent)
1762                            pChannel->listeners.PostProcessNoteOff(iKey, vel);
1763                      return;                      return;
1764                  }                  }
1765                  #endif                  #endif
1766    
1767                  pKey->KeyPressed = false; // the MIDI key was now released                  if (isRealMIDINoteOffEvent) {
1768                  pChannel->KeyDown[iKey] = false; // just used as built-in %KEY_DOWN script variable                      pKey->KeyPressed = false; // the MIDI key was now released
1769                        pChannel->KeyDown[iKey] = false; // just used as built-in %KEY_DOWN script variable
1770                    }
1771    
1772                  // move event to the key's own event list                  // move event to the key's own event list
1773                  RTList<Event>::Iterator itNoteOffEventOnKeyList = itNoteOffEvent.moveToEndOf(pKey->pEvents);                  RTList<Event>::Iterator itNoteOffEventOnKeyList = itNoteOffEvent.moveToEndOf(pKey->pEvents);
1774    
1775                  bool bShouldRelease = pKey->Active && pChannel->ShouldReleaseVoice(itNoteOffEventOnKeyList->Param.Note.Key);                  if (isRealMIDINoteOffEvent) {
1776                        bool bShouldRelease = pKey->Active && pChannel->ShouldReleaseVoice(itNoteOffEventOnKeyList->Param.Note.Key);
1777    
1778                  // in case Solo Mode is enabled, kill all voices on this key and respawn a voice on the highest pressed key (if any)                      // in case Solo Mode is enabled, kill all voices on this key and respawn a voice on the highest pressed key (if any)
1779                  if (pChannel->SoloMode && pChannel->pInstrument) { //TODO: this feels like too much code just for handling solo mode :P                      if (pChannel->SoloMode && pChannel->pInstrument) { //TODO: this feels like too much code just for handling solo mode :P
1780                      bool bOtherKeysPressed = false;                          bool bOtherKeysPressed = false;
1781                      if (iKey == pChannel->SoloKey) {                          if (iKey == pChannel->SoloKey) {
1782                          pChannel->SoloKey = -1;                              pChannel->SoloKey = -1;
1783                          // if there's still a key pressed down, respawn a voice (group) on the highest key                              // if there's still a key pressed down, respawn a voice (group) on the highest key
1784                          for (int i = 127; i > 0; i--) {                              for (int i = 127; i > 0; i--) {
1785                              MidiKey* pOtherKey = &pChannel->pMIDIKeyInfo[i];                                  MidiKey* pOtherKey = &pChannel->pMIDIKeyInfo[i];
1786                              if (pOtherKey->KeyPressed) {                                  if (pOtherKey->KeyPressed) {
1787                                  bOtherKeysPressed = true;                                      bOtherKeysPressed = true;
1788                                  // make the other key the new 'currently active solo key'                                      // make the other key the new 'currently active solo key'
1789                                  pChannel->SoloKey = i;                                      pChannel->SoloKey = i;
1790                                  // get final portamento position of currently active voice                                      // get final portamento position of currently active voice
1791                                  if (pChannel->PortamentoMode) {                                      if (pChannel->PortamentoMode) {
1792                                      NoteIterator itNote = pKey->pActiveNotes->first();                                          NoteIterator itNote = pKey->pActiveNotes->first();
1793                                      VoiceIterator itVoice = itNote->pActiveVoices->first();                                          VoiceIterator itVoice = itNote->pActiveVoices->first();
1794                                      if (itVoice) itVoice->UpdatePortamentoPos(itNoteOffEventOnKeyList);                                          if (itVoice) itVoice->UpdatePortamentoPos(itNoteOffEventOnKeyList);
                                 }  
                                 // create a pseudo note on event  
                                 RTList<Event>::Iterator itPseudoNoteOnEvent = pOtherKey->pEvents->allocAppend();  
                                 if (itPseudoNoteOnEvent) {  
                                     // copy event  
                                     *itPseudoNoteOnEvent = *itNoteOffEventOnKeyList;  
                                     // transform event to a note on event  
                                     itPseudoNoteOnEvent->Type                = Event::type_note_on;  
                                     itPseudoNoteOnEvent->Param.Note.Key      = i;  
                                     itPseudoNoteOnEvent->Param.Note.Velocity = pOtherKey->Velocity;  
                                     // assign a new note to this note-on event  
                                     if (LaunchNewNote(pChannel, &*itPseudoNoteOnEvent)) {  
                                         // allocate and trigger new voice(s) for the other key  
                                         TriggerNewVoices(pChannel, itPseudoNoteOnEvent, false);  
1795                                      }                                      }
1796                                      // if neither a voice was spawned or postponed then remove note on event from key again                                      // create a pseudo note on event
1797                                      if (!pOtherKey->Active && !pOtherKey->VoiceTheftsQueued)                                      RTList<Event>::Iterator itPseudoNoteOnEvent = pOtherKey->pEvents->allocAppend();
1798                                          pOtherKey->pEvents->free(itPseudoNoteOnEvent);                                      if (itPseudoNoteOnEvent) {
1799                                            // copy event
1800                                            *itPseudoNoteOnEvent = *itNoteOffEventOnKeyList;
1801                                            // transform event to a note on event
1802                                            itPseudoNoteOnEvent->Type                = Event::type_note_on; //FIXME: should probably use Event::type_play_note instead (to avoid i.e. hanging notes)
1803                                            itPseudoNoteOnEvent->Param.Note.Key      = i;
1804                                            itPseudoNoteOnEvent->Param.Note.Velocity = pOtherKey->Velocity;
1805                                            // assign a new note to this note-on event
1806                                            if (LaunchNewNote(pChannel, &*itPseudoNoteOnEvent)) {
1807                                                // allocate and trigger new voice(s) for the other key
1808                                                TriggerNewVoices(pChannel, itPseudoNoteOnEvent, false);
1809                                            }
1810                                            // if neither a voice was spawned or postponed then remove note on event from key again
1811                                            if (!pOtherKey->Active && !pOtherKey->VoiceTheftsQueued)
1812                                                pOtherKey->pEvents->free(itPseudoNoteOnEvent);
1813    
1814                                  } else dmsg(1,("Could not respawn voice, no free event left\n"));                                      } else dmsg(1,("Could not respawn voice, no free event left\n"));
1815                                  break; // done                                      break; // done
1816                                    }
1817                              }                              }
1818                          }                          }
1819                      }                          if (bOtherKeysPressed) {
1820                      if (bOtherKeysPressed) {                              if (pKey->Active) { // kill all voices on this key
1821                          if (pKey->Active) { // kill all voices on this key                                  bShouldRelease = false; // no need to release, as we kill it here
1822                              bShouldRelease = false; // no need to release, as we kill it here                                  for (NoteIterator itNote = pKey->pActiveNotes->first(); itNote; ++itNote) {
1823                              for (NoteIterator itNote = pKey->pActiveNotes->first(); itNote; ++itNote) {                                      VoiceIterator itVoiceToBeKilled = itNote->pActiveVoices->first();
1824                                  VoiceIterator itVoiceToBeKilled = itNote->pActiveVoices->first();                                      VoiceIterator end               = itNote->pActiveVoices->end();
1825                                  VoiceIterator end               = itNote->pActiveVoices->end();                                      for (; itVoiceToBeKilled != end; ++itVoiceToBeKilled) {
1826                                  for (; itVoiceToBeKilled != end; ++itVoiceToBeKilled) {                                          if (!(itVoiceToBeKilled->Type & Voice::type_release_trigger))
1827                                      if (!(itVoiceToBeKilled->Type & Voice::type_release_trigger))                                              itVoiceToBeKilled->Kill(itNoteOffEventOnKeyList);
1828                                          itVoiceToBeKilled->Kill(itNoteOffEventOnKeyList);                                      }
1829                                  }                                  }
1830                              }                              }
1831                          }                          } else pChannel->PortamentoPos = -1.0f;
1832                      } else pChannel->PortamentoPos = -1.0f;                      }
                 }  
1833    
1834                  // if no solo mode (the usual case) or if solo mode and no other key pressed, then release voices on this key if needed                      // if no solo mode (the usual case) or if solo mode and no other key pressed, then release voices on this key if needed
1835                  if (bShouldRelease) {                      if (bShouldRelease) {
1836                      itNoteOffEventOnKeyList->Type = Event::type_release; // transform event type                          itNoteOffEventOnKeyList->Type = Event::type_release_key; // transform event type
1837                      // spawn release triggered voice(s) if needed                          // spawn release triggered voice(s) if needed
1838                      ProcessReleaseTrigger(pChannel, itNoteOffEventOnKeyList, pKey);                          ProcessReleaseTrigger(pChannel, itNoteOffEventOnKeyList, pKey);
1839                        }
1840                    } else if (itNoteOffEventOnKeyList->Type == Event::type_stop_note) {
1841                        // This programmatically caused event is caused by a call to
1842                        // the built-in instrument script function note_off(). In
1843                        // contrast to a real MIDI note-off event the stop-note
1844                        // event just intends to release voices of one particular note.
1845                        NoteBase* pNote = pChannel->pEngine->NoteByID( itNoteOffEventOnKeyList->Param.Note.ID );
1846                        if (pNote) { // the requested note is still alive ...
1847                            itNoteOffEventOnKeyList->Type = Event::type_release_note; // transform event type
1848                        } else { // note is dead and gone ..
1849                            pKey->pEvents->free(itNoteOffEventOnKeyList); // remove stop-note event from key again
1850                            return; // prevent event to be removed a 2nd time below
1851                        }
1852                  }                  }
1853    
1854                  // if neither a voice was spawned or postponed on this key then remove note off event from key again                  // if neither a voice was spawned or postponed on this key then remove note off event from key again
1855                  if (!pKey->Active && !pKey->VoiceTheftsQueued)                  if (!pKey->Active && !pKey->VoiceTheftsQueued)
1856                      pKey->pEvents->free(itNoteOffEventOnKeyList);                      pKey->pEvents->free(itNoteOffEventOnKeyList);
1857    
1858                  pChannel->listeners.PostProcessNoteOff(iKey, vel);                  if (isRealMIDINoteOffEvent)
1859                        pChannel->listeners.PostProcessNoteOff(iKey, vel);
1860              }              }
1861    
1862              /**              /**
# Line 1838  namespace LinuxSampler { Line 1899  namespace LinuxSampler {
1899              }              }
1900    
1901              /**              /**
1902                 * Called on note synthesis parameter change events. These are
1903                 * internal events caused by calling built-in real-time instrument
1904                 * script functions like change_vol(), change_pitch(), etc.
1905                 *
1906                 * This method performs two tasks:
1907                 *
1908                 * - It converts the event's relative values changes (Deltas) to
1909                 *   the respective final new synthesis parameter value (AbsValue),
1910                 *   for that particular moment of the event that is.
1911                 *
1912                 * - It moves the individual events to the Note's own event list
1913                 *   (or actually to the event list of the MIDI key), so that
1914                 *   voices can process those events sample accurately.
1915                 *
1916                 * @param pEngineChannel - engine channel on which this event occurred on
1917                 * @param itEvent - note synthesis parameter change event
1918                 */
1919                virtual void ProcessNoteSynthParam(EngineChannel* pEngineChannel, RTList<Event>::Iterator& itEvent) {
1920                    EngineChannelBase<V, R, I>* pChannel = static_cast<EngineChannelBase<V, R, I>*>(pEngineChannel);
1921    
1922                    NoteBase* pNote = pChannel->pEngine->NoteByID( itEvent->Param.NoteSynthParam.NoteID );
1923                    if (!pNote || pNote->hostKey < 0 || pNote->hostKey >= 128) return;
1924    
1925                    const bool& relative = itEvent->Param.NoteSynthParam.Relative;
1926    
1927                    switch (itEvent->Param.NoteSynthParam.Type) {
1928                        case Event::synth_param_volume:
1929                            if (relative)
1930                                pNote->Override.Volume *= itEvent->Param.NoteSynthParam.Delta;
1931                            else
1932                                pNote->Override.Volume = itEvent->Param.NoteSynthParam.Delta;
1933                            itEvent->Param.NoteSynthParam.AbsValue = pNote->Override.Volume;
1934                            break;
1935                        case Event::synth_param_pitch:
1936                            if (relative)
1937                                pNote->Override.Pitch *= itEvent->Param.NoteSynthParam.Delta;
1938                            else
1939                                pNote->Override.Pitch = itEvent->Param.NoteSynthParam.Delta;
1940                            itEvent->Param.NoteSynthParam.AbsValue = pNote->Override.Pitch;
1941                            break;
1942                        case Event::synth_param_pan:
1943                            if (relative) {
1944                                pNote->Override.Pan = RTMath::RelativeSummedAvg(pNote->Override.Pan, itEvent->Param.NoteSynthParam.Delta, ++pNote->Override.PanSources);
1945                            } else {
1946                                pNote->Override.Pan = itEvent->Param.NoteSynthParam.Delta;
1947                                pNote->Override.PanSources = 1; // only relevant on subsequent change_pan() instrument script calls on same note with 'relative' argument being set
1948                            }
1949                            itEvent->Param.NoteSynthParam.AbsValue = pNote->Override.Pan;
1950                            break;
1951                        case Event::synth_param_cutoff:
1952                            pNote->Override.Cutoff = itEvent->Param.NoteSynthParam.AbsValue = itEvent->Param.NoteSynthParam.Delta;
1953                            break;
1954                        case Event::synth_param_resonance:
1955                            pNote->Override.Resonance = itEvent->Param.NoteSynthParam.AbsValue = itEvent->Param.NoteSynthParam.Delta;
1956                            break;
1957                        case Event::synth_param_attack:
1958                            pNote->Override.Attack = itEvent->Param.NoteSynthParam.AbsValue = itEvent->Param.NoteSynthParam.Delta;
1959                            break;
1960                        case Event::synth_param_decay:
1961                            pNote->Override.Decay = itEvent->Param.NoteSynthParam.AbsValue = itEvent->Param.NoteSynthParam.Delta;
1962                            break;
1963                        case Event::synth_param_release:
1964                            pNote->Override.Release = itEvent->Param.NoteSynthParam.AbsValue = itEvent->Param.NoteSynthParam.Delta;
1965                            break;
1966                    }
1967    
1968                    // move note parameter event to its MIDI key
1969                    MidiKey* pKey = &pChannel->pMIDIKeyInfo[pNote->hostKey];
1970                    itEvent.moveToEndOf(pKey->pEvents);
1971                }
1972    
1973                /**
1974               *  Reset all voices and disk thread and clear input event queue and all               *  Reset all voices and disk thread and clear input event queue and all
1975               *  control and status variables. This method is protected by a mutex.               *  control and status variables. This method is protected by a mutex.
1976               */               */
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