/[svn]/linuxsampler/trunk/src/engines/gig/Engine.cpp
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Diff of /linuxsampler/trunk/src/engines/gig/Engine.cpp

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revision 2494 by schoenebeck, Wed Jan 1 17:48:01 2014 UTC revision 3015 by schoenebeck, Tue Oct 18 20:13:08 2016 UTC
# Line 24  Line 24 
24    
25  #include "Engine.h"  #include "Engine.h"
26  #include "EngineChannel.h"  #include "EngineChannel.h"
27    #include "InstrumentScriptVM.h"
28    
29  namespace LinuxSampler { namespace gig {  namespace LinuxSampler { namespace gig {
30      Engine::Format Engine::GetEngineFormat() { return GIG; }      Engine::Format Engine::GetEngineFormat() { return GIG; }
31    
32        void Engine::CreateInstrumentScriptVM() {
33            dmsg(2,("gig::Engine created Giga format scriptvm\n"));
34            if (pScriptVM) return;
35            pScriptVM = new InstrumentScriptVM; // gig format specific extended script runner
36        }
37    
38      /**      /**
39       *  Reacts on supported control change commands (e.g. pitch bend wheel,       *  Reacts on supported control change commands (e.g. pitch bend wheel,
40       *  modulation wheel, aftertouch).       *  modulation wheel, aftertouch).
# Line 109  namespace LinuxSampler { namespace gig { Line 116  namespace LinuxSampler { namespace gig {
116          ProcessFxSendControllers(pChannel, itControlChangeEvent);          ProcessFxSendControllers(pChannel, itControlChangeEvent);
117      }      }
118    
119        void Engine::ProcessChannelPressure(LinuxSampler::EngineChannel* pEngineChannel, Pool<Event>::Iterator& itChannelPressureEvent) {
120            // forward this to the CC routine, so it updates the current aftertouch value and may handle aftertouch trigger rules
121            ProcessControlChange(pEngineChannel, itChannelPressureEvent);
122    
123            // if required: engine global aftertouch handling (apart from the per voice handling)
124        }
125    
126        void Engine::ProcessPolyphonicKeyPressure(LinuxSampler::EngineChannel* pEngineChannel, Pool<Event>::Iterator& itNotePressureEvent) {
127            // if required: engine global aftertouch handling (apart from the per voice handling)
128        }
129    
130      DiskThread* Engine::CreateDiskThread() {      DiskThread* Engine::CreateDiskThread() {
131          return new DiskThread (          return new DiskThread (
132              iMaxDiskStreams,              iMaxDiskStreams,
# Line 125  namespace LinuxSampler { namespace gig { Line 143  namespace LinuxSampler { namespace gig {
143          EngineChannel* pChannel = static_cast<EngineChannel*>(pEngineChannel);          EngineChannel* pChannel = static_cast<EngineChannel*>(pEngineChannel);
144          // first, get total amount of required voices (dependant on amount of layers)          // first, get total amount of required voices (dependant on amount of layers)
145          ::gig::Region* pRegion = pChannel->pInstrument->GetRegion(itNoteOnEvent->Param.Note.Key);          ::gig::Region* pRegion = pChannel->pInstrument->GetRegion(itNoteOnEvent->Param.Note.Key);
146          if (pRegion && !RegionSuspended(pRegion)) {          if (!pRegion || RegionSuspended(pRegion))
147              int voicesRequired = pRegion->Layers;              return;
148              // now launch the required amount of voices          const int voicesRequired = pRegion->Layers;
149              for (int i = 0; i < voicesRequired; i++)          if (voicesRequired <= 0)
150                return;
151    
152            NoteIterator itNote = GetNotePool()->fromID(itNoteOnEvent->Param.Note.ID);
153            if (!itNote) {
154                dmsg(1,("gig::Engine: No Note object for triggering new voices!\n"));
155                return;
156            }
157    
158            // now launch the required amount of voices
159            for (int i = 0; i < voicesRequired; i++) {
160                VoiceIterator itNewVoice =
161                  LaunchVoice(pChannel, itNoteOnEvent, i, false, true, HandleKeyGroupConflicts);                  LaunchVoice(pChannel, itNoteOnEvent, i, false, true, HandleKeyGroupConflicts);
162                if (!itNewVoice) continue;
163                itNewVoice.moveToEndOf(itNote->pActiveVoices);
164          }          }
165      }      }
166    
# Line 141  namespace LinuxSampler { namespace gig { Line 172  namespace LinuxSampler { namespace gig {
172          MidiKey* pKey = &pChannel->pMIDIKeyInfo[itNoteOffEvent->Param.Note.Key];          MidiKey* pKey = &pChannel->pMIDIKeyInfo[itNoteOffEvent->Param.Note.Key];
173          // first, get total amount of required voices (dependant on amount of layers)          // first, get total amount of required voices (dependant on amount of layers)
174          ::gig::Region* pRegion = pChannel->pInstrument->GetRegion(itNoteOffEvent->Param.Note.Key);          ::gig::Region* pRegion = pChannel->pInstrument->GetRegion(itNoteOffEvent->Param.Note.Key);
175          if (pRegion) {          if (!pRegion)
176              int voicesRequired = pRegion->Layers;              return;
177            const int voicesRequired = pRegion->Layers;
178            if (voicesRequired <= 0)
179                return;
180    
181            NoteIterator itNote = GetNotePool()->fromID(itNoteOffEvent->Param.Note.ID);
182            if (!itNote) {
183                dmsg(1,("gig::Engine: No Note object for triggering new release voices!\n"));
184                return;
185            }
186    
187              // MIDI note-on velocity is used instead of note-off velocity          // MIDI note-on velocity is used instead of note-off velocity
188              itNoteOffEvent->Param.Note.Velocity = pKey->Velocity;          itNoteOffEvent->Param.Note.Velocity = pKey->Velocity;
189    
190              // now launch the required amount of voices          // now launch the required amount of voices
191              for (int i = 0; i < voicesRequired; i++)          for (int i = 0; i < voicesRequired; i++) {
192                VoiceIterator itNewVoice =
193                  LaunchVoice(pChannel, itNoteOffEvent, i, true, false, false); //FIXME: for the moment we don't perform voice stealing for release triggered samples                  LaunchVoice(pChannel, itNoteOffEvent, i, true, false, false); //FIXME: for the moment we don't perform voice stealing for release triggered samples
194                if (!itNewVoice) continue;
195                itNewVoice.moveToEndOf(itNote->pActiveVoices);
196          }          }
197      }      }
198    
# Line 163  namespace LinuxSampler { namespace gig { Line 206  namespace LinuxSampler { namespace gig {
206      ) {      ) {
207          EngineChannel* pChannel = static_cast<EngineChannel*>(pEngineChannel);          EngineChannel* pChannel = static_cast<EngineChannel*>(pEngineChannel);
208          int MIDIKey = itNoteOnEvent->Param.Note.Key;          int MIDIKey = itNoteOnEvent->Param.Note.Key;
209          EngineChannel::MidiKey* pKey  = &pChannel->pMIDIKeyInfo[MIDIKey];          //EngineChannel::MidiKey* pKey  = &pChannel->pMIDIKeyInfo[MIDIKey];
210          ::gig::Region* pRegion = pChannel->pInstrument->GetRegion(MIDIKey);          ::gig::Region* pRegion = pChannel->pInstrument->GetRegion(MIDIKey);
211    
212          // if nothing defined for this key          // if nothing defined for this key
# Line 210  namespace LinuxSampler { namespace gig { Line 253  namespace LinuxSampler { namespace gig {
253                  case ::gig::dimension_random:                  case ::gig::dimension_random:
254                      DimValues[i] = uint(Random() * pRegion->pDimensionDefinitions[i].zones);                      DimValues[i] = uint(Random() * pRegion->pDimensionDefinitions[i].zones);
255                      break;                      break;
256                    case ::gig::dimension_smartmidi:
257                        DimValues[i] = 0;
258                        break;
259                  case ::gig::dimension_modwheel:                  case ::gig::dimension_modwheel:
260                      DimValues[i] = pChannel->ControllerTable[1];                      DimValues[i] = pChannel->ControllerTable[1];
261                      break;                      break;
# Line 292  namespace LinuxSampler { namespace gig { Line 338  namespace LinuxSampler { namespace gig {
338          // change has occured between note on and off)          // change has occured between note on and off)
339          if (ReleaseTriggerVoice && !(VoiceType & Voice::type_release_trigger)) return Pool<Voice>::Iterator();          if (ReleaseTriggerVoice && !(VoiceType & Voice::type_release_trigger)) return Pool<Voice>::Iterator();
340    
341          ::gig::DimensionRegion* pDimRgn = pRegion->GetDimensionRegionByValue(DimValues);          NoteIterator itNote = GetNotePool()->fromID(itNoteOnEvent->Param.Note.ID);
342    
343            ::gig::DimensionRegion* pDimRgn;
344            if (!itNote->Format.Gig.DimMask) { // normal case ...
345                pDimRgn = pRegion->GetDimensionRegionByValue(DimValues);
346            } else { // some dimension zones were overridden (i.e. by instrument script) ...
347                dmsg(3,("trigger with dim mask=%d val=%d\n", itNote->Format.Gig.DimMask, itNote->Format.Gig.DimBits));
348                int index = pRegion->GetDimensionRegionIndexByValue(DimValues);
349                index &= ~itNote->Format.Gig.DimMask;
350                index |=  itNote->Format.Gig.DimBits & itNote->Format.Gig.DimMask;
351                pDimRgn = pRegion->pDimensionRegions[index & 255];
352            }
353            if (!pDimRgn) return Pool<Voice>::Iterator(); // error (could not resolve dimension region)
354    
355          // no need to continue if sample is silent          // no need to continue if sample is silent
356          if (!pDimRgn->pSample || !pDimRgn->pSample->SamplesTotal) return Pool<Voice>::Iterator();          if (!pDimRgn->pSample || !pDimRgn->pSample->SamplesTotal) return Pool<Voice>::Iterator();
357            
358            dmsg(2,("sample -> \"%s\"\n", pDimRgn->pSample->pInfo->Name.c_str()));
359    
360          // allocate a new voice for the key          // allocate a new voice for the key
361          Pool<Voice>::Iterator itNewVoice = pKey->pActiveVoices->allocAppend();          Pool<Voice>::Iterator itNewVoice = GetVoicePool()->allocAppend();
362    
363          int res = InitNewVoice (          int res = InitNewVoice (
364                  pChannel, pDimRgn, itNoteOnEvent, VoiceType, iLayer,                  pChannel, pDimRgn, itNoteOnEvent, VoiceType, iLayer,
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