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

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revision 1797 by persson, Thu Dec 4 19:33:13 2008 UTC revision 1868 by schoenebeck, Wed Mar 18 22:16:14 2009 UTC
# Line 3  Line 3 
3   *   LinuxSampler - modular, streaming capable sampler                     *   *   LinuxSampler - modular, streaming capable sampler                     *
4   *                                                                         *   *                                                                         *
5   *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *   *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *
6   *   Copyright (C) 2005 - 2008 Christian Schoenebeck                       *   *   Copyright (C) 2005 - 2009 Christian Schoenebeck                       *
7   *                                                                         *   *                                                                         *
8   *   This program is free software; you can redistribute it and/or modify  *   *   This program is free software; you can redistribute it and/or modify  *
9   *   it under the terms of the GNU General Public License as published by  *   *   it under the terms of the GNU General Public License as published by  *
# Line 160  namespace LinuxSampler { namespace gig { Line 160  namespace LinuxSampler { namespace gig {
160                  gig->SetAutoLoad(false); // avoid time consuming samples scanning                  gig->SetAutoLoad(false); // avoid time consuming samples scanning
161                  pInstrument = gig->GetInstrument(ID.Index);                  pInstrument = gig->GetInstrument(ID.Index);
162              }              }
163                
164              if (!pInstrument) throw InstrumentManagerException("There is no instrument " + ToString(ID.Index) + " in " + ID.FileName);              if (!pInstrument) throw InstrumentManagerException("There is no instrument " + ToString(ID.Index) + " in " + ID.FileName);
165    
166              instrument_info_t info;              instrument_info_t info;
# Line 233  namespace LinuxSampler { namespace gig { Line 233  namespace LinuxSampler { namespace gig {
233          }          }
234      }      }
235    
236      void InstrumentResourceManager::LaunchInstrumentEditor(instrument_id_t ID) throw (InstrumentManagerException) {      InstrumentEditor* InstrumentResourceManager::LaunchInstrumentEditor(instrument_id_t ID) throw (InstrumentManagerException) {
237          const String sDataType    = GetInstrumentDataStructureName(ID);          const String sDataType    = GetInstrumentDataStructureName(ID);
238          const String sDataVersion = GetInstrumentDataStructureVersion(ID);          const String sDataVersion = GetInstrumentDataStructureVersion(ID);
239          // find instrument editors capable to handle given instrument          // find instrument editors capable to handle given instrument
# Line 267  namespace LinuxSampler { namespace gig { Line 267  namespace LinuxSampler { namespace gig {
267              dynamic_cast<VirtualMidiDevice*>(pEditor);              dynamic_cast<VirtualMidiDevice*>(pEditor);
268          if (!pVirtualMidiDevice) {          if (!pVirtualMidiDevice) {
269              std::cerr << "Instrument editor not a virtual MIDI device\n" << std::flush;              std::cerr << "Instrument editor not a virtual MIDI device\n" << std::flush;
270              return;              return pEditor;
271          }          }
272          // NOTE: for now connect the virtual MIDI keyboard of the instrument editor (if any) with all engine channels that have the same instrument as the editor was opened for ( other ideas ? )          // NOTE: for now connect the virtual MIDI keyboard of the instrument editor (if any) with all engine channels that have the same instrument as the editor was opened for ( other ideas ? )
273          Lock();          Lock();
# Line 277  namespace LinuxSampler { namespace gig { Line 277  namespace LinuxSampler { namespace gig {
277          std::set<gig::EngineChannel*>::iterator end  = engineChannels.end();          std::set<gig::EngineChannel*>::iterator end  = engineChannels.end();
278          for (; iter != end; ++iter) (*iter)->Connect(pVirtualMidiDevice);          for (; iter != end; ++iter) (*iter)->Connect(pVirtualMidiDevice);
279          Unlock();          Unlock();
280    
281            return pEditor;
282      }      }
283    
284      /**      /**
# Line 470  namespace LinuxSampler { namespace gig { Line 472  namespace LinuxSampler { namespace gig {
472          } else if (sStructType == "gig::Instrument") {          } else if (sStructType == "gig::Instrument") {
473              // resume all previously suspended engines              // resume all previously suspended engines
474              ResumeAllEngines();              ResumeAllEngines();
475            } else if (sStructType == "gig::Sample") {
476                // we're assuming here, that OnDataStructureToBeChanged() with
477                // "gig::File" was called previously, so we won't resume anything
478                // here, but just re-cache the given sample
479                Lock();
480                ::gig::Sample* pSample = (::gig::Sample*) pStruct;
481                ::gig::File* pFile = (::gig::File*) pSample->GetParent();
482                UncacheInitialSamples(pSample);
483                // now re-cache ...
484                std::vector< ::gig::Instrument*> instruments =
485                    GetInstrumentsCurrentlyUsedOf(pFile, false/*don't lock again*/);
486                for (int i = 0; i < instruments.size(); i++) {
487                    if (SampleReferencedByInstrument(pSample, instruments[i])) {
488                        std::set<gig::EngineChannel*> engineChannels =
489                            GetEngineChannelsUsing(instruments[i], false/*don't lock again*/);
490                        std::set<gig::EngineChannel*>::iterator iter = engineChannels.begin();
491                        std::set<gig::EngineChannel*>::iterator end  = engineChannels.end();
492                        for (; iter != end; ++iter)
493                            CacheInitialSamples(pSample, *iter);
494                    }
495                }
496                Unlock();
497          } else if (sStructType == "gig::Region") {          } else if (sStructType == "gig::Region") {
498              // advice the engines to resume the given region, that is to              // advice the engines to resume the given region, that is to
499              // using it for playback again              // using it for playback again
# Line 513  namespace LinuxSampler { namespace gig { Line 537  namespace LinuxSampler { namespace gig {
537              Lock();              Lock();
538              ::gig::Sample* pSample = (::gig::Sample*) pOldSample;              ::gig::Sample* pSample = (::gig::Sample*) pOldSample;
539              ::gig::File* pFile = (::gig::File*) pSample->GetParent();              ::gig::File* pFile = (::gig::File*) pSample->GetParent();
540                bool bSampleStillInUse = false;
541              std::vector< ::gig::Instrument*> instruments =              std::vector< ::gig::Instrument*> instruments =
542                  GetInstrumentsCurrentlyUsedOf(pFile, false/*don't lock again*/);                  GetInstrumentsCurrentlyUsedOf(pFile, false/*don't lock again*/);
543              for (int i = 0; i < instruments.size(); i++)              for (int i = 0; i < instruments.size(); i++) {
544                  if (!SampleReferencedByInstrument(pSample, instruments[i]))                  if (SampleReferencedByInstrument(pSample, instruments[i])) {
545                      UncacheInitialSamples(pSample);                      bSampleStillInUse = true;
546                        break;
547                    }
548                }
549                if (!bSampleStillInUse) UncacheInitialSamples(pSample);
550              Unlock();              Unlock();
551          }          }
552          // make sure new sample reference is cached          // make sure new sample reference is cached
# Line 760  namespace LinuxSampler { namespace gig { Line 789  namespace LinuxSampler { namespace gig {
789       */       */
790      std::set<gig::EngineChannel*> InstrumentResourceManager::GetEngineChannelsUsing(::gig::Instrument* pInstrument, bool bLock) {      std::set<gig::EngineChannel*> InstrumentResourceManager::GetEngineChannelsUsing(::gig::Instrument* pInstrument, bool bLock) {
791          if (bLock) Lock();          if (bLock) Lock();
792          std::set<gig::EngineChannel*> result;          std::set<gig::EngineChannel*> result;
793          std::set<ResourceConsumer< ::gig::Instrument>*> consumers = ConsumersOf(pInstrument);          std::set<ResourceConsumer< ::gig::Instrument>*> consumers = ConsumersOf(pInstrument);
794          std::set<ResourceConsumer< ::gig::Instrument>*>::iterator iter = consumers.begin();          std::set<ResourceConsumer< ::gig::Instrument>*>::iterator iter = consumers.begin();
795          std::set<ResourceConsumer< ::gig::Instrument>*>::iterator end  = consumers.end();          std::set<ResourceConsumer< ::gig::Instrument>*>::iterator end  = consumers.end();
# Line 783  namespace LinuxSampler { namespace gig { Line 812  namespace LinuxSampler { namespace gig {
812       */       */
813      std::set<gig::Engine*> InstrumentResourceManager::GetEnginesUsing(::gig::Instrument* pInstrument, bool bLock) {      std::set<gig::Engine*> InstrumentResourceManager::GetEnginesUsing(::gig::Instrument* pInstrument, bool bLock) {
814          if (bLock) Lock();          if (bLock) Lock();
815          std::set<gig::Engine*> result;          std::set<gig::Engine*> result;
816          std::set<ResourceConsumer< ::gig::Instrument>*> consumers = ConsumersOf(pInstrument);          std::set<ResourceConsumer< ::gig::Instrument>*> consumers = ConsumersOf(pInstrument);
817          std::set<ResourceConsumer< ::gig::Instrument>*>::iterator iter = consumers.begin();          std::set<ResourceConsumer< ::gig::Instrument>*>::iterator iter = consumers.begin();
818          std::set<ResourceConsumer< ::gig::Instrument>*>::iterator end  = consumers.end();          std::set<ResourceConsumer< ::gig::Instrument>*>::iterator end  = consumers.end();
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