/[svn]/linuxsampler/trunk/src/engines/gig/Engine.cpp
ViewVC logotype

Diff of /linuxsampler/trunk/src/engines/gig/Engine.cpp

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 285 by schoenebeck, Thu Oct 14 21:31:26 2004 UTC revision 351 by schoenebeck, Tue Jan 25 22:11:43 2005 UTC
# Line 26  Line 26 
26  #include "EGADSR.h"  #include "EGADSR.h"
27    
28  #include "Engine.h"  #include "Engine.h"
29    #include <malloc.h>
30    
31  namespace LinuxSampler { namespace gig {  namespace LinuxSampler { namespace gig {
32    
# Line 76  namespace LinuxSampler { namespace gig { Line 77  namespace LinuxSampler { namespace gig {
77    
78      Engine::~Engine() {      Engine::~Engine() {
79          if (pDiskThread) {          if (pDiskThread) {
80                dmsg(1,("Stopping disk thread..."));
81              pDiskThread->StopThread();              pDiskThread->StopThread();
82              delete pDiskThread;              delete pDiskThread;
83                dmsg(1,("OK\n"));
84          }          }
85    
86            if (pInstrument) Instruments.HandBack(pInstrument, this);
87    
88          if (pGig)  delete pGig;          if (pGig)  delete pGig;
89          if (pRIFF) delete pRIFF;          if (pRIFF) delete pRIFF;
90          for (uint i = 0; i < 128; i++) {          for (uint i = 0; i < 128; i++) {
# Line 88  namespace LinuxSampler { namespace gig { Line 94  namespace LinuxSampler { namespace gig {
94          for (uint i = 0; i < Event::destination_count; i++) {          for (uint i = 0; i < Event::destination_count; i++) {
95              if (pSynthesisEvents[i]) delete pSynthesisEvents[i];              if (pSynthesisEvents[i]) delete pSynthesisEvents[i];
96          }          }
         delete[] pSynthesisEvents;  
97          if (pEvents)     delete pEvents;          if (pEvents)     delete pEvents;
98          if (pCCEvents)   delete pCCEvents;          if (pCCEvents)   delete pCCEvents;
99          if (pEventQueue) delete pEventQueue;          if (pEventQueue) delete pEventQueue;
100          if (pEventPool)  delete pEventPool;          if (pEventPool)  delete pEventPool;
101          if (pVoicePool)  delete pVoicePool;          if (pVoicePool) {
102                    pVoicePool->clear();
103                    delete pVoicePool;
104            }
105          if (pActiveKeys) delete pActiveKeys;          if (pActiveKeys) delete pActiveKeys;
106          if (pSysexBuffer) delete pSysexBuffer;          if (pSysexBuffer) delete pSysexBuffer;
107          if (pEventGenerator) delete pEventGenerator;          if (pEventGenerator) delete pEventGenerator;
108          if (pMainFilterParameters) delete[] pMainFilterParameters;          if (pMainFilterParameters) delete[] pMainFilterParameters;
109          if (pBasicFilterParameters) delete[] pBasicFilterParameters;          if (pBasicFilterParameters) delete[] pBasicFilterParameters;
110          if (pSynthesisParameters[0]) delete[] pSynthesisParameters[0];          if (pSynthesisParameters[0]) free(pSynthesisParameters[0]);
111          if (pVoiceStealingQueue) delete pVoiceStealingQueue;          if (pVoiceStealingQueue) delete pVoiceStealingQueue;
112      }      }
113    
# Line 321  namespace LinuxSampler { namespace gig { Line 329  namespace LinuxSampler { namespace gig {
329    
330          // (re)create disk thread          // (re)create disk thread
331          if (this->pDiskThread) {          if (this->pDiskThread) {
332                dmsg(1,("Stopping disk thread..."));
333              this->pDiskThread->StopThread();              this->pDiskThread->StopThread();
334              delete this->pDiskThread;              delete this->pDiskThread;
335                dmsg(1,("OK\n"));
336          }          }
337          this->pDiskThread = new DiskThread(((pAudioOut->MaxSamplesPerCycle() << MAX_PITCH) << 1) + 6); //FIXME: assuming stereo          this->pDiskThread = new DiskThread(((pAudioOut->MaxSamplesPerCycle() << MAX_PITCH) << 1) + 6); //FIXME: assuming stereo
338          if (!pDiskThread) {          if (!pDiskThread) {
# Line 341  namespace LinuxSampler { namespace gig { Line 351  namespace LinuxSampler { namespace gig {
351          pEventGenerator = new EventGenerator(pAudioOut->SampleRate());          pEventGenerator = new EventGenerator(pAudioOut->SampleRate());
352    
353          // (re)allocate synthesis parameter matrix          // (re)allocate synthesis parameter matrix
354          if (pSynthesisParameters[0]) delete[] pSynthesisParameters[0];          if (pSynthesisParameters[0]) free(pSynthesisParameters[0]);
355          pSynthesisParameters[0] = new float[Event::destination_count * pAudioOut->MaxSamplesPerCycle()];          pSynthesisParameters[0] = (float *) memalign(16,(Event::destination_count * sizeof(float) * pAudioOut->MaxSamplesPerCycle()));
356          for (int dst = 1; dst < Event::destination_count; dst++)          for (int dst = 1; dst < Event::destination_count; dst++)
357              pSynthesisParameters[dst] = pSynthesisParameters[dst - 1] + pAudioOut->MaxSamplesPerCycle();              pSynthesisParameters[dst] = pSynthesisParameters[dst - 1] + pAudioOut->MaxSamplesPerCycle();
358    
# Line 398  namespace LinuxSampler { namespace gig { Line 408  namespace LinuxSampler { namespace gig {
408          }          }
409    
410    
411            // update time of start and end of this audio fragment (as events' time stamps relate to this)
412            pEventGenerator->UpdateFragmentTime(Samples);
413    
414    
415          // empty the event lists for the new fragment          // empty the event lists for the new fragment
416          pEvents->clear();          pEvents->clear();
417          pCCEvents->clear();          pCCEvents->clear();
# Line 412  namespace LinuxSampler { namespace gig { Line 426  namespace LinuxSampler { namespace gig {
426              }              }
427          }          }
428    
         // read and copy events from input queue  
         Event event = pEventGenerator->CreateEvent();  
         while (true) {  
             if (!pEventQueue->pop(&event) || pEvents->poolIsEmpty()) break;  
             *pEvents->allocAppend() = event;  
         }  
   
429    
430          // update time of start and end of this audio fragment (as events' time stamps relate to this)          // get all events from the input event queue which belong to the current fragment
431          pEventGenerator->UpdateFragmentTime(Samples);          {
432                RingBuffer<Event>::NonVolatileReader eventQueueReader = pEventQueue->get_non_volatile_reader();
433                Event* pEvent;
434                while (true) {
435                    // get next event from input event queue
436                    if (!(pEvent = eventQueueReader.pop())) break;
437                    // if younger event reached, ignore that and all subsequent ones for now
438                    if (pEvent->FragmentPos() >= Samples) {
439                        eventQueueReader--;
440                        dmsg(2,("Younger Event, pos=%d ,Samples=%d!\n",pEvent->FragmentPos(),Samples));
441                        pEvent->ResetFragmentPos();
442                        break;
443                    }
444                    // copy event to internal event list
445                    if (pEvents->poolIsEmpty()) {
446                        dmsg(1,("Event pool emtpy!\n"));
447                        break;
448                    }
449                    *pEvents->allocAppend() = *pEvent;
450                }
451                eventQueueReader.free(); // free all copied events from input queue
452            }
453    
454    
455          // process events          // process events
# Line 494  namespace LinuxSampler { namespace gig { Line 522  namespace LinuxSampler { namespace gig {
522                          }                          }
523                      }                      }
524                  }                  }
525                  else dmsg(1,("Ouch, voice stealing didn't work out!\n"));                  else dmsg(1,("gig::Engine: ERROR, voice stealing didn't work out!\n"));
526              }              }
527          }          }
528          // reset voice stealing for the new fragment          // reset voice stealing for the new fragment
# Line 503  namespace LinuxSampler { namespace gig { Line 531  namespace LinuxSampler { namespace gig {
531          iuiLastStolenKey  = RTList<uint>::Iterator();          iuiLastStolenKey  = RTList<uint>::Iterator();
532    
533    
534            // free all keys which have no active voices left
535            {
536                RTList<uint>::Iterator iuiKey = pActiveKeys->first();
537                RTList<uint>::Iterator end    = pActiveKeys->end();
538                while (iuiKey != end) { // iterate through all active keys
539                    midi_key_info_t* pKey = &pMIDIKeyInfo[*iuiKey];
540                    ++iuiKey;
541                    if (pKey->pActiveVoices->isEmpty()) FreeKey(pKey);
542                    #if DEVMODE
543                    else { // FIXME: should be removed before the final release (purpose: just a sanity check for debugging)
544                        RTList<Voice>::Iterator itVoice     = pKey->pActiveVoices->first();
545                        RTList<Voice>::Iterator itVoicesEnd = pKey->pActiveVoices->end();
546                        for (; itVoice != itVoicesEnd; ++itVoice) { // iterate through all voices on this key
547                            if (itVoice->itKillEvent) {
548                                dmsg(1,("gig::Engine: ERROR, killed voice survived !!!\n"));
549                            }
550                        }
551                    }
552                    #endif // DEVMODE
553                }
554            }
555    
556    
557          // write that to the disk thread class so that it can print it          // write that to the disk thread class so that it can print it
558          // on the console for debugging purposes          // on the console for debugging purposes
559          ActiveVoiceCount = active_voices;          ActiveVoiceCount = active_voices;
# Line 629  namespace LinuxSampler { namespace gig { Line 680  namespace LinuxSampler { namespace gig {
680          RTList<Event>::Iterator itNoteOnEventOnKeyList = itNoteOnEvent.moveToEndOf(pKey->pEvents);          RTList<Event>::Iterator itNoteOnEventOnKeyList = itNoteOnEvent.moveToEndOf(pKey->pEvents);
681    
682          // allocate and trigger a new voice for the key          // allocate and trigger a new voice for the key
683          LaunchVoice(itNoteOnEventOnKeyList);          LaunchVoice(itNoteOnEventOnKeyList, 0, false, true);
684      }      }
685    
686      /**      /**
# Line 655  namespace LinuxSampler { namespace gig { Line 706  namespace LinuxSampler { namespace gig {
706    
707          // spawn release triggered voice(s) if needed          // spawn release triggered voice(s) if needed
708          if (pKey->ReleaseTrigger) {          if (pKey->ReleaseTrigger) {
709              LaunchVoice(itNoteOffEventOnKeyList, 0, true);              LaunchVoice(itNoteOffEventOnKeyList, 0, true, false); //FIXME: for the moment we don't perform voice stealing for release triggered samples
710              pKey->ReleaseTrigger = false;              pKey->ReleaseTrigger = false;
711          }          }
712      }      }
# Line 694  namespace LinuxSampler { namespace gig { Line 745  namespace LinuxSampler { namespace gig {
745          Pool<Voice>::Iterator itNewVoice = pKey->pActiveVoices->allocAppend();          Pool<Voice>::Iterator itNewVoice = pKey->pActiveVoices->allocAppend();
746          if (itNewVoice) {          if (itNewVoice) {
747              // launch the new voice              // launch the new voice
748              if (itNewVoice->Trigger(itNoteOnEvent, this->Pitch, this->pInstrument, iLayer, ReleaseTriggerVoice) < 0) {              if (itNewVoice->Trigger(itNoteOnEvent, this->Pitch, this->pInstrument, iLayer, ReleaseTriggerVoice, VoiceStealing) < 0) {
749                  dmsg(1,("Triggering new voice failed!\n"));                  dmsg(1,("Triggering new voice failed!\n"));
750                  pKey->pActiveVoices->free(itNewVoice);                  pKey->pActiveVoices->free(itNewVoice);
751              }              }
# Line 820  namespace LinuxSampler { namespace gig { Line 871  namespace LinuxSampler { namespace gig {
871                  }                  }
872              }              }
873    
874                //FIXME: can be removed, just a sanity check for debugging
875                if (!itOldestVoice->IsActive()) dmsg(1,("gig::Engine: ERROR, tried to steal a voice which was not active !!!\n"));
876    
877              // now kill the selected voice              // now kill the selected voice
878              itOldestVoice->Kill(itNoteOnEvent);              itOldestVoice->Kill(itNoteOnEvent);
879              // remember which voice on which key we stole, so we can simply proceed for the next voice stealing              // remember which voice on which key we stole, so we can simply proceed for the next voice stealing
# Line 846  namespace LinuxSampler { namespace gig { Line 900  namespace LinuxSampler { namespace gig {
900              // free the voice object              // free the voice object
901              pVoicePool->free(itVoice);              pVoicePool->free(itVoice);
902    
903              // check if there are no voices left on the MIDI key and update the key info if so              // if no other voices left and member of a key group, remove from key group
904              if (pKey->pActiveVoices->isEmpty()) {              if (pKey->pActiveVoices->isEmpty() && keygroup) {
905                  if (keygroup) { // if voice / key belongs to a key group                  uint** ppKeyGroup = &ActiveKeyGroups[keygroup];
906                      uint** ppKeyGroup = &ActiveKeyGroups[keygroup];                  if (*ppKeyGroup == &*pKey->itSelf) *ppKeyGroup = NULL; // remove key from key group
                     if (*ppKeyGroup == &*pKey->itSelf) *ppKeyGroup = NULL; // remove key from key group  
                 }  
                 pKey->Active = false;  
                 pActiveKeys->free(pKey->itSelf); // remove key from list of active keys  
                 pKey->itSelf = RTList<uint>::Iterator();  
                 pKey->ReleaseTrigger = false;  
                 pKey->pEvents->clear();  
                 dmsg(3,("Key has no more voices now\n"));  
907              }              }
908          }          }
909          else std::cerr << "Couldn't release voice! (!itVoice)\n" << std::flush;          else std::cerr << "Couldn't release voice! (!itVoice)\n" << std::flush;
910      }      }
911    
912      /**      /**
913         *  Called when there's no more voice left on a key, this call will
914         *  update the key info respectively.
915         *
916         *  @param pKey - key which is now inactive
917         */
918        void Engine::FreeKey(midi_key_info_t* pKey) {
919            if (pKey->pActiveVoices->isEmpty()) {
920                pKey->Active = false;
921                pActiveKeys->free(pKey->itSelf); // remove key from list of active keys
922                pKey->itSelf = RTList<uint>::Iterator();
923                pKey->ReleaseTrigger = false;
924                pKey->pEvents->clear();
925                dmsg(3,("Key has no more voices now\n"));
926            }
927            else dmsg(1,("gig::Engine: Oops, tried to free a key which contains voices.\n"));
928        }
929    
930        /**
931       *  Reacts on supported control change commands (e.g. pitch bend wheel,       *  Reacts on supported control change commands (e.g. pitch bend wheel,
932       *  modulation wheel, aftertouch).       *  modulation wheel, aftertouch).
933       *       *
# Line 1110  namespace LinuxSampler { namespace gig { Line 1174  namespace LinuxSampler { namespace gig {
1174      }      }
1175    
1176      String Engine::Version() {      String Engine::Version() {
1177          String s = "$Revision: 1.16 $";          String s = "$Revision: 1.21 $";
1178          return s.substr(11, s.size() - 13); // cut dollar signs, spaces and CVS macro keyword          return s.substr(11, s.size() - 13); // cut dollar signs, spaces and CVS macro keyword
1179      }      }
1180    
Legend:
Removed from v.285  
changed lines
  Added in v.351
  ViewVC Help
Powered by ViewVC