/[svn]/linuxsampler/trunk/src/engines/EngineBase.h
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Diff of /linuxsampler/trunk/src/engines/EngineBase.h

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revision 2935 by schoenebeck, Sun Jul 10 14:24:13 2016 UTC revision 2962 by schoenebeck, Sun Jul 17 17:54:04 2016 UTC
# Line 689  namespace LinuxSampler { Line 689  namespace LinuxSampler {
689                  NoteIterator itNewNote = pNotePool->allocAppend();                  NoteIterator itNewNote = pNotePool->allocAppend();
690                  const note_id_t newNoteID = pNotePool->getID(itNewNote);                  const note_id_t newNoteID = pNotePool->getID(itNewNote);
691    
692                    // remember the engine's time when this note was triggered exactly
693                    itNewNote->triggerSchedTime = pNoteOnEvent->SchedTime();
694    
695                  // usually the new note (and its subsequent voices) will be                  // usually the new note (and its subsequent voices) will be
696                  // allocated on the key provided by the event's note number,                  // allocated on the key provided by the event's note number,
697                  // however if this new note is requested not to be a regular                  // however if this new note is requested not to be a regular
# Line 853  namespace LinuxSampler { Line 856  namespace LinuxSampler {
856                                  dmsg(5,("Engine: Note on received\n"));                                  dmsg(5,("Engine: Note on received\n"));
857                                  ProcessNoteOn((EngineChannel*)itEvent->pEngineChannel, itEvent);                                  ProcessNoteOn((EngineChannel*)itEvent->pEngineChannel, itEvent);
858                                  break;                                  break;
859                                case Event::type_play_note:
860                                    dmsg(5,("Engine: Play Note received\n"));
861                                    ProcessNoteOn((EngineChannel*)itEvent->pEngineChannel, itEvent);
862                                    break;
863                              case Event::type_note_off:                              case Event::type_note_off:
864                                  dmsg(5,("Engine: Note off received\n"));                                  dmsg(5,("Engine: Note off received\n"));
865                                  ProcessNoteOff((EngineChannel*)itEvent->pEngineChannel, itEvent);                                  ProcessNoteOff((EngineChannel*)itEvent->pEngineChannel, itEvent);
866                                  break;                                  break;
867                                case Event::type_stop_note:
868                                    dmsg(5,("Engine: Stop Note received\n"));
869                                    ProcessNoteOff((EngineChannel*)itEvent->pEngineChannel, itEvent);
870                                    break;
871                              case Event::type_control_change:                              case Event::type_control_change:
872                                  dmsg(5,("Engine: MIDI CC received\n"));                                  dmsg(5,("Engine: MIDI CC received\n"));
873                                  ProcessControlChange((EngineChannel*)itEvent->pEngineChannel, itEvent);                                  ProcessControlChange((EngineChannel*)itEvent->pEngineChannel, itEvent);
# Line 979  namespace LinuxSampler { Line 990  namespace LinuxSampler {
990                  itScriptEvent->cause = *itEvent;                  itScriptEvent->cause = *itEvent;
991                  itScriptEvent->currentHandler = 0;                  itScriptEvent->currentHandler = 0;
992                  itScriptEvent->executionSlices = 0;                  itScriptEvent->executionSlices = 0;
993                    itScriptEvent->ignoreAllWaitCalls = false;
994                    itScriptEvent->handlerType = pEventHandler->eventHandlerType();
995                  // this is the native representation of the $EVENT_ID script variable                  // this is the native representation of the $EVENT_ID script variable
996                  itScriptEvent->id =                  itScriptEvent->id =
997                      (itEvent->Type == Event::type_note_on)                      (itEvent->Type == Event::type_note_on)
# Line 1603  namespace LinuxSampler { Line 1616  namespace LinuxSampler {
1616    
1617                  MidiKey* pKey = &pChannel->pMIDIKeyInfo[key];                  MidiKey* pKey = &pChannel->pMIDIKeyInfo[key];
1618    
1619                  pChannel->listeners.PreProcessNoteOn(key, vel);                  // There are real MIDI note-on events (Event::type_note_on) and
1620                    // programmatically spawned notes (Event::type_play_note). We have
1621                    // to distinguish between them, since certain processing below
1622                    // must only be done on real MIDI note-on events (i.e. for
1623                    // correctly updating which MIDI keys are currently pressed down).
1624                    const bool isRealMIDINoteOnEvent = itNoteOnEvent->Type == Event::type_note_on;
1625    
1626                    if (isRealMIDINoteOnEvent)
1627                        pChannel->listeners.PreProcessNoteOn(key, vel);
1628    
1629                  #if !CONFIG_PROCESS_MUTED_CHANNELS                  #if !CONFIG_PROCESS_MUTED_CHANNELS
1630                  if (pEngineChannel->GetMute()) { // skip if sampler channel is muted                  if (pEngineChannel->GetMute()) { // skip if sampler channel is muted
1631                      pChannel->listeners.PostProcessNoteOn(key, vel);                      if (isRealMIDINoteOnEvent)
1632                            pChannel->listeners.PostProcessNoteOn(key, vel);
1633                      return;                      return;
1634                  }                  }
1635                  #endif                  #endif
1636    
1637                  if (!pChannel->pInstrument) {                  if (!pChannel->pInstrument) {
1638                      pChannel->listeners.PostProcessNoteOn(key, vel);                      if (isRealMIDINoteOnEvent)
1639                            pChannel->listeners.PostProcessNoteOn(key, vel);
1640                      return; // ignore if no instrument loaded                      return; // ignore if no instrument loaded
1641                  }                  }
1642    
# Line 1620  namespace LinuxSampler { Line 1644  namespace LinuxSampler {
1644                  RTList<Event>::Iterator itNoteOnEventOnKeyList = itNoteOnEvent.moveToEndOf(pKey->pEvents);                  RTList<Event>::Iterator itNoteOnEventOnKeyList = itNoteOnEvent.moveToEndOf(pKey->pEvents);
1645    
1646                  // if Solo Mode then kill all already active voices                  // if Solo Mode then kill all already active voices
1647                  if (pChannel->SoloMode) {                  if (pChannel->SoloMode && isRealMIDINoteOnEvent) {
1648                      Pool<uint>::Iterator itYoungestKey = pChannel->pActiveKeys->last();                      Pool<uint>::Iterator itYoungestKey = pChannel->pActiveKeys->last();
1649                      if (itYoungestKey) {                      if (itYoungestKey) {
1650                          const int iYoungestKey = *itYoungestKey;                          const int iYoungestKey = *itYoungestKey;
# Line 1649  namespace LinuxSampler { Line 1673  namespace LinuxSampler {
1673                      pChannel->SoloKey = key;                      pChannel->SoloKey = key;
1674                  }                  }
1675    
1676                  pChannel->ProcessKeySwitchChange(key);                  if (isRealMIDINoteOnEvent) {
1677                        pChannel->ProcessKeySwitchChange(key);
1678    
1679                  pKey->KeyPressed = true; // the MIDI key was now pressed down                      pKey->KeyPressed = true; // the MIDI key was now pressed down
1680                  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
1681                  pKey->Velocity   = itNoteOnEventOnKeyList->Param.Note.Velocity;                      pKey->Velocity   = itNoteOnEventOnKeyList->Param.Note.Velocity;
1682                  pKey->NoteOnTime = FrameTime + itNoteOnEventOnKeyList->FragmentPos(); // will be used to calculate note length                      pKey->NoteOnTime = FrameTime + itNoteOnEventOnKeyList->FragmentPos(); // will be used to calculate note length
1683                    }
1684    
1685                  // cancel release process of voices on this key if needed                  // cancel release process of voices on this key if needed
1686                  if (pKey->Active && !pChannel->SustainPedal) {                  if (pKey->Active && !pChannel->SustainPedal && isRealMIDINoteOnEvent) {
1687                      RTList<Event>::Iterator itCancelReleaseEvent = pKey->pEvents->allocAppend();                      RTList<Event>::Iterator itCancelReleaseEvent = pKey->pEvents->allocAppend();
1688                      if (itCancelReleaseEvent) {                      if (itCancelReleaseEvent) {
1689                          *itCancelReleaseEvent = *itNoteOnEventOnKeyList;         // copy event                          *itCancelReleaseEvent = *itNoteOnEventOnKeyList;         // copy event
1690                          itCancelReleaseEvent->Type = Event::type_cancel_release; // transform event type                          itCancelReleaseEvent->Type = Event::type_cancel_release_key; // transform event type
1691                      }                      }
1692                      else dmsg(1,("Event pool emtpy!\n"));                      else dmsg(1,("Event pool emtpy!\n"));
1693                  }                  }
# Line 1672  namespace LinuxSampler { Line 1698  namespace LinuxSampler {
1698                  if (!pKey->Active && !pKey->VoiceTheftsQueued)                  if (!pKey->Active && !pKey->VoiceTheftsQueued)
1699                      pKey->pEvents->free(itNoteOnEventOnKeyList);                      pKey->pEvents->free(itNoteOnEventOnKeyList);
1700    
1701                  if (!pChannel->SoloMode || pChannel->PortamentoPos < 0.0f) pChannel->PortamentoPos = (float) key;                  if (isRealMIDINoteOnEvent && (!pChannel->SoloMode || pChannel->PortamentoPos < 0.0f))
1702                        pChannel->PortamentoPos = (float) key;
1703    
1704                    //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?
1705                  if (pKey->pRoundRobinIndex) {                  if (pKey->pRoundRobinIndex) {
1706                      (*pKey->pRoundRobinIndex)++; // counter specific for the key or region                      (*pKey->pRoundRobinIndex)++; // counter specific for the key or region
1707                      pChannel->RoundRobinIndex++; // common counter for the channel                      pChannel->RoundRobinIndex++; // common counter for the channel
1708                  }                  }
1709                  pChannel->listeners.PostProcessNoteOn(key, vel);  
1710                    if (isRealMIDINoteOnEvent)
1711                        pChannel->listeners.PostProcessNoteOn(key, vel);
1712              }              }
1713    
1714              /**              /**
# Line 1715  namespace LinuxSampler { Line 1746  namespace LinuxSampler {
1746    
1747                  MidiKey* pKey = &pChannel->pMIDIKeyInfo[iKey];                  MidiKey* pKey = &pChannel->pMIDIKeyInfo[iKey];
1748    
1749                  pChannel->listeners.PreProcessNoteOff(iKey, vel);                  // There are real MIDI note-off events (Event::type_note_off) and
1750                    // programmatically spawned notes (Event::type_stop_note). We have
1751                    // to distinguish between them, since certain processing below
1752                    // must only be done on real MIDI note-off events (i.e. for
1753                    // correctly updating which MIDI keys are currently pressed down),
1754                    // plus a stop-note event just releases voices of one particular
1755                    // note, whereas a note-off event releases all voices on a
1756                    // particular MIDI key instead.
1757                    const bool isRealMIDINoteOffEvent = itNoteOffEvent->Type == Event::type_note_off;
1758    
1759                    if (isRealMIDINoteOffEvent)
1760                        pChannel->listeners.PreProcessNoteOff(iKey, vel);
1761    
1762                  #if !CONFIG_PROCESS_MUTED_CHANNELS                  #if !CONFIG_PROCESS_MUTED_CHANNELS
1763                  if (pEngineChannel->GetMute()) { // skip if sampler channel is muted                  if (pEngineChannel->GetMute()) { // skip if sampler channel is muted
1764                      pChannel->listeners.PostProcessNoteOff(iKey, vel);                      if (isRealMIDINoteOffEvent)
1765                            pChannel->listeners.PostProcessNoteOff(iKey, vel);
1766                      return;                      return;
1767                  }                  }
1768                  #endif                  #endif
1769    
1770                  pKey->KeyPressed = false; // the MIDI key was now released                  if (isRealMIDINoteOffEvent) {
1771                  pChannel->KeyDown[iKey] = false; // just used as built-in %KEY_DOWN script variable                      pKey->KeyPressed = false; // the MIDI key was now released
1772                        pChannel->KeyDown[iKey] = false; // just used as built-in %KEY_DOWN script variable
1773                    }
1774    
1775                  // move event to the key's own event list                  // move event to the key's own event list
1776                  RTList<Event>::Iterator itNoteOffEventOnKeyList = itNoteOffEvent.moveToEndOf(pKey->pEvents);                  RTList<Event>::Iterator itNoteOffEventOnKeyList = itNoteOffEvent.moveToEndOf(pKey->pEvents);
1777    
1778                  bool bShouldRelease = pKey->Active && pChannel->ShouldReleaseVoice(itNoteOffEventOnKeyList->Param.Note.Key);                  if (isRealMIDINoteOffEvent) {
1779                        bool bShouldRelease = pKey->Active && pChannel->ShouldReleaseVoice(itNoteOffEventOnKeyList->Param.Note.Key);
1780    
1781                  // 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)
1782                  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
1783                      bool bOtherKeysPressed = false;                          bool bOtherKeysPressed = false;
1784                      if (iKey == pChannel->SoloKey) {                          if (iKey == pChannel->SoloKey) {
1785                          pChannel->SoloKey = -1;                              pChannel->SoloKey = -1;
1786                          // 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
1787                          for (int i = 127; i > 0; i--) {                              for (int i = 127; i > 0; i--) {
1788                              MidiKey* pOtherKey = &pChannel->pMIDIKeyInfo[i];                                  MidiKey* pOtherKey = &pChannel->pMIDIKeyInfo[i];
1789                              if (pOtherKey->KeyPressed) {                                  if (pOtherKey->KeyPressed) {
1790                                  bOtherKeysPressed = true;                                      bOtherKeysPressed = true;
1791                                  // make the other key the new 'currently active solo key'                                      // make the other key the new 'currently active solo key'
1792                                  pChannel->SoloKey = i;                                      pChannel->SoloKey = i;
1793                                  // get final portamento position of currently active voice                                      // get final portamento position of currently active voice
1794                                  if (pChannel->PortamentoMode) {                                      if (pChannel->PortamentoMode) {
1795                                      NoteIterator itNote = pKey->pActiveNotes->first();                                          NoteIterator itNote = pKey->pActiveNotes->first();
1796                                      VoiceIterator itVoice = itNote->pActiveVoices->first();                                          VoiceIterator itVoice = itNote->pActiveVoices->first();
1797                                      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);  
1798                                      }                                      }
1799                                      // if neither a voice was spawned or postponed then remove note on event from key again                                      // create a pseudo note on event
1800                                      if (!pOtherKey->Active && !pOtherKey->VoiceTheftsQueued)                                      RTList<Event>::Iterator itPseudoNoteOnEvent = pOtherKey->pEvents->allocAppend();
1801                                          pOtherKey->pEvents->free(itPseudoNoteOnEvent);                                      if (itPseudoNoteOnEvent) {
1802                                            // copy event
1803                                            *itPseudoNoteOnEvent = *itNoteOffEventOnKeyList;
1804                                            // transform event to a note on event
1805                                            itPseudoNoteOnEvent->Type                = Event::type_note_on; //FIXME: should probably use Event::type_play_note instead (to avoid i.e. hanging notes)
1806                                            itPseudoNoteOnEvent->Param.Note.Key      = i;
1807                                            itPseudoNoteOnEvent->Param.Note.Velocity = pOtherKey->Velocity;
1808                                            // assign a new note to this note-on event
1809                                            if (LaunchNewNote(pChannel, &*itPseudoNoteOnEvent)) {
1810                                                // allocate and trigger new voice(s) for the other key
1811                                                TriggerNewVoices(pChannel, itPseudoNoteOnEvent, false);
1812                                            }
1813                                            // if neither a voice was spawned or postponed then remove note on event from key again
1814                                            if (!pOtherKey->Active && !pOtherKey->VoiceTheftsQueued)
1815                                                pOtherKey->pEvents->free(itPseudoNoteOnEvent);
1816    
1817                                  } else dmsg(1,("Could not respawn voice, no free event left\n"));                                      } else dmsg(1,("Could not respawn voice, no free event left\n"));
1818                                  break; // done                                      break; // done
1819                                    }
1820                              }                              }
1821                          }                          }
1822                      }                          if (bOtherKeysPressed) {
1823                      if (bOtherKeysPressed) {                              if (pKey->Active) { // kill all voices on this key
1824                          if (pKey->Active) { // kill all voices on this key                                  bShouldRelease = false; // no need to release, as we kill it here
1825                              bShouldRelease = false; // no need to release, as we kill it here                                  for (NoteIterator itNote = pKey->pActiveNotes->first(); itNote; ++itNote) {
1826                              for (NoteIterator itNote = pKey->pActiveNotes->first(); itNote; ++itNote) {                                      VoiceIterator itVoiceToBeKilled = itNote->pActiveVoices->first();
1827                                  VoiceIterator itVoiceToBeKilled = itNote->pActiveVoices->first();                                      VoiceIterator end               = itNote->pActiveVoices->end();
1828                                  VoiceIterator end               = itNote->pActiveVoices->end();                                      for (; itVoiceToBeKilled != end; ++itVoiceToBeKilled) {
1829                                  for (; itVoiceToBeKilled != end; ++itVoiceToBeKilled) {                                          if (!(itVoiceToBeKilled->Type & Voice::type_release_trigger))
1830                                      if (!(itVoiceToBeKilled->Type & Voice::type_release_trigger))                                              itVoiceToBeKilled->Kill(itNoteOffEventOnKeyList);
1831                                          itVoiceToBeKilled->Kill(itNoteOffEventOnKeyList);                                      }
1832                                  }                                  }
1833                              }                              }
1834                          }                          } else pChannel->PortamentoPos = -1.0f;
1835                      } else pChannel->PortamentoPos = -1.0f;                      }
                 }  
1836    
1837                  // 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
1838                  if (bShouldRelease) {                      if (bShouldRelease) {
1839                      itNoteOffEventOnKeyList->Type = Event::type_release; // transform event type                          itNoteOffEventOnKeyList->Type = Event::type_release_key; // transform event type
1840                      // spawn release triggered voice(s) if needed                          // spawn release triggered voice(s) if needed
1841                      ProcessReleaseTrigger(pChannel, itNoteOffEventOnKeyList, pKey);                          ProcessReleaseTrigger(pChannel, itNoteOffEventOnKeyList, pKey);
1842                        }
1843                    } else if (itNoteOffEventOnKeyList->Type == Event::type_stop_note) {
1844                        // This programmatically caused event is caused by a call to
1845                        // the built-in instrument script function note_off(). In
1846                        // contrast to a real MIDI note-off event the stop-note
1847                        // event just intends to release voices of one particular note.
1848                        NoteBase* pNote = pChannel->pEngine->NoteByID( itNoteOffEventOnKeyList->Param.Note.ID );
1849                        if (pNote) { // the requested note is still alive ...
1850                            itNoteOffEventOnKeyList->Type = Event::type_release_note; // transform event type
1851                        } else { // note is dead and gone ..
1852                            pKey->pEvents->free(itNoteOffEventOnKeyList); // remove stop-note event from key again
1853                            return; // prevent event to be removed a 2nd time below
1854                        }
1855                  }                  }
1856    
1857                  // 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
1858                  if (!pKey->Active && !pKey->VoiceTheftsQueued)                  if (!pKey->Active && !pKey->VoiceTheftsQueued)
1859                      pKey->pEvents->free(itNoteOffEventOnKeyList);                      pKey->pEvents->free(itNoteOffEventOnKeyList);
1860    
1861                  pChannel->listeners.PostProcessNoteOff(iKey, vel);                  if (isRealMIDINoteOffEvent)
1862                        pChannel->listeners.PostProcessNoteOff(iKey, vel);
1863              }              }
1864    
1865              /**              /**
# Line 1859  namespace LinuxSampler { Line 1919  namespace LinuxSampler {
1919               * @param pEngineChannel - engine channel on which this event occurred on               * @param pEngineChannel - engine channel on which this event occurred on
1920               * @param itEvent - note synthesis parameter change event               * @param itEvent - note synthesis parameter change event
1921               */               */
1922              virtual void ProcessNoteSynthParam(EngineChannel* pEngineChannel, RTList<Event>::Iterator& itEvent) OVERRIDE {              virtual void ProcessNoteSynthParam(EngineChannel* pEngineChannel, RTList<Event>::Iterator& itEvent) {
1923                  EngineChannelBase<V, R, I>* pChannel = static_cast<EngineChannelBase<V, R, I>*>(pEngineChannel);                  EngineChannelBase<V, R, I>* pChannel = static_cast<EngineChannelBase<V, R, I>*>(pEngineChannel);
1924    
1925                  NoteBase* pNote = pChannel->pEngine->NoteByID( itEvent->Param.NoteSynthParam.NoteID );                  NoteBase* pNote = pChannel->pEngine->NoteByID( itEvent->Param.NoteSynthParam.NoteID );
# Line 1897  namespace LinuxSampler { Line 1957  namespace LinuxSampler {
1957                      case Event::synth_param_resonance:                      case Event::synth_param_resonance:
1958                          pNote->Override.Resonance = itEvent->Param.NoteSynthParam.AbsValue = itEvent->Param.NoteSynthParam.Delta;                          pNote->Override.Resonance = itEvent->Param.NoteSynthParam.AbsValue = itEvent->Param.NoteSynthParam.Delta;
1959                          break;                          break;
1960                        case Event::synth_param_attack:
1961                            pNote->Override.Attack = itEvent->Param.NoteSynthParam.AbsValue = itEvent->Param.NoteSynthParam.Delta;
1962                            break;
1963                        case Event::synth_param_decay:
1964                            pNote->Override.Decay = itEvent->Param.NoteSynthParam.AbsValue = itEvent->Param.NoteSynthParam.Delta;
1965                            break;
1966                        case Event::synth_param_release:
1967                            pNote->Override.Release = itEvent->Param.NoteSynthParam.AbsValue = itEvent->Param.NoteSynthParam.Delta;
1968                            break;
1969                  }                  }
1970    
1971                  // move note parameter event to its MIDI key                  // move note parameter event to its MIDI key
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