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* LinuxSampler - modular, streaming capable sampler * |
* LinuxSampler - modular, streaming capable sampler * |
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* * |
* * |
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* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
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* Copyright (C) 2005, 2006 Christian Schoenebeck * |
* Copyright (C) 2005 - 2008 Christian Schoenebeck * |
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* * |
* * |
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* This program is free software; you can redistribute it and/or modify * |
* This program is free software; you can redistribute it and/or modify * |
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* 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 * |
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#include "InstrumentResourceManager.h" |
#include "InstrumentResourceManager.h" |
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#include "../../common/global_private.h" |
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#include "../../plugins/InstrumentEditorFactory.h" |
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|
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// We need to know the maximum number of sample points which are going to |
// We need to know the maximum number of sample points which are going to |
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// be processed for each render cycle of the audio output driver, to know |
// be processed for each render cycle of the audio output driver, to know |
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// how much initial sample points we need to cache into RAM. If the given |
// how much initial sample points we need to cache into RAM. If the given |
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InstrumentManager::instrument_id_t* pInstrumentKey; |
InstrumentManager::instrument_id_t* pInstrumentKey; |
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}; |
}; |
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// we use this to react on events concerning an instrument on behalf of an instrument editor |
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class InstrumentEditorProxy : public InstrumentConsumer { |
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public: |
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virtual void ResourceToBeUpdated(::gig::Instrument* pResource, void*& pUpdateArg) { |
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//TODO: inform the instrument editor about the pending update |
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} |
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|
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virtual void ResourceUpdated(::gig::Instrument* pOldResource, ::gig::Instrument* pNewResource, void* pUpdateArg) { |
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//TODO:: inform the instrument editor about finished update |
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} |
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virtual void OnResourceProgress(float fProgress) { |
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//TODO: inform the instrument editor about the progress of an update |
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} |
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|
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// the instrument we borrowed on behalf of the editor |
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::gig::Instrument* pInstrument; |
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// the instrument editor we work on behalf |
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InstrumentEditor* pEditor; |
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}; |
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/** |
/** |
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* Callback function which will be called by libgig during loading of |
* Callback function which will be called by libgig during loading of |
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* instruments to inform about the current progress. Or to be more |
* instruments to inform about the current progress. Or to be more |
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SetAvailabilityMode(ID, static_cast<ResourceManager<InstrumentManager::instrument_id_t, ::gig::Instrument>::mode_t>(Mode)); |
SetAvailabilityMode(ID, static_cast<ResourceManager<InstrumentManager::instrument_id_t, ::gig::Instrument>::mode_t>(Mode)); |
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} |
} |
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|
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float InstrumentResourceManager::GetVolume(const instrument_id_t& ID) { |
String InstrumentResourceManager::GetInstrumentName(instrument_id_t ID) { |
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void* pCustomData = CustomData(ID); |
Lock(); |
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const float fVolume = (pCustomData) ? *((float*)pCustomData) /* stored value */ : 1.0f /* default value */; |
::gig::Instrument* pInstrument = Resource(ID, false); |
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return fVolume; |
String res = (pInstrument) ? pInstrument->pInfo->Name : ""; |
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} |
Unlock(); |
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return res; |
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void InstrumentResourceManager::SetVolume(const instrument_id_t& ID, float Volume) { |
} |
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void* pCustomData = CustomData(ID); |
|
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if (Volume == 1.0f) { // if default volume ... |
String InstrumentResourceManager::GetInstrumentDataStructureName(instrument_id_t ID) { |
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if (pCustomData) { // ... delete volume entry if necessary |
return ::gig::libraryName(); |
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delete (float*)pCustomData; |
} |
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SetCustomData(ID, NULL); |
|
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} |
String InstrumentResourceManager::GetInstrumentDataStructureVersion(instrument_id_t ID) { |
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} else { // if not default volume |
return ::gig::libraryVersion(); |
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if (!pCustomData) { // create volume entry if necessary |
} |
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pCustomData = new float; |
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SetCustomData(ID, pCustomData); |
std::vector<InstrumentResourceManager::instrument_id_t> InstrumentResourceManager::GetInstrumentFileContent(String File) throw (InstrumentManagerException) { |
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::RIFF::File* riff = NULL; |
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::gig::File* gig = NULL; |
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try { |
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std::vector<instrument_id_t> result; |
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riff = new ::RIFF::File(File); |
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gig = new ::gig::File(riff); |
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gig->SetAutoLoad(false); // avoid time consuming samples scanning |
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for (int i = 0; gig->GetInstrument(i); i++) { |
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instrument_id_t id; |
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id.FileName = File; |
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id.Index = i; |
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result.push_back(id); |
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} |
} |
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*((float*)pCustomData) = Volume; |
if (gig) delete gig; |
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if (riff) delete riff; |
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return result; |
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} catch (::RIFF::Exception e) { |
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if (gig) delete gig; |
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if (riff) delete riff; |
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throw InstrumentManagerException(e.Message); |
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} catch (...) { |
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if (gig) delete gig; |
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if (riff) delete riff; |
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throw InstrumentManagerException("Unknown exception while trying to parse '" + File + "'"); |
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} |
} |
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} |
} |
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String InstrumentResourceManager::GetInstrumentName(instrument_id_t ID) { |
InstrumentResourceManager::instrument_info_t InstrumentResourceManager::GetInstrumentInfo(instrument_id_t ID) throw (InstrumentManagerException) { |
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return ""; // TODO: ... |
std::vector<instrument_id_t> result; |
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::RIFF::File* riff = NULL; |
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::gig::File* gig = NULL; |
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try { |
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riff = new ::RIFF::File(ID.FileName); |
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gig = new ::gig::File(riff); |
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gig->SetAutoLoad(false); // avoid time consuming samples scanning |
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::gig::Instrument* pInstrument = gig->GetInstrument(ID.Index); |
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if (!pInstrument) throw InstrumentManagerException("There is no instrument " + ToString(ID.Index) + " in " + ID.FileName); |
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instrument_info_t info; |
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if (gig->pVersion) { |
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info.FormatVersion = ToString(gig->pVersion->major); |
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info.Product = gig->pInfo->Product; |
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info.Artists = gig->pInfo->Artists; |
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} |
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info.InstrumentName = pInstrument->pInfo->Name; |
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if (gig) delete gig; |
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if (riff) delete riff; |
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return info; |
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} catch (::RIFF::Exception e) { |
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if (gig) delete gig; |
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if (riff) delete riff; |
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throw InstrumentManagerException(e.Message); |
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} catch (...) { |
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if (gig) delete gig; |
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if (riff) delete riff; |
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throw InstrumentManagerException("Unknown exception while trying to parse '" + ID.FileName + "'"); |
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} |
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} |
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void InstrumentResourceManager::LaunchInstrumentEditor(instrument_id_t ID) throw (InstrumentManagerException) { |
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const String sDataType = GetInstrumentDataStructureName(ID); |
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const String sDataVersion = GetInstrumentDataStructureVersion(ID); |
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// find instrument editors capable to handle given instrument |
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std::vector<String> vEditors = |
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InstrumentEditorFactory::MatchingEditors(sDataType, sDataVersion); |
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if (!vEditors.size()) |
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throw InstrumentManagerException( |
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"There is no instrument editor capable to handle this instrument" |
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); |
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// simply use the first editor in the result set |
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dmsg(1,("Found matching editor '%s' for instrument ('%s', %d) having data structure ('%s','%s')\n", |
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vEditors[0].c_str(), ID.FileName.c_str(), ID.Index, sDataType.c_str(), sDataVersion.c_str())); |
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InstrumentEditor* pEditor = InstrumentEditorFactory::Create(vEditors[0]); |
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// register for receiving notifications from the instrument editor |
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pEditor->AddListener(this); |
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// create a proxy that reacts on notification on behalf of the editor |
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InstrumentEditorProxy* pProxy = new InstrumentEditorProxy; |
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// borrow the instrument on behalf of the instrument editor |
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::gig::Instrument* pInstrument = Borrow(ID, pProxy); |
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// remember the proxy and instrument for this instrument editor |
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pProxy->pInstrument = pInstrument; |
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pProxy->pEditor = pEditor; |
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InstrumentEditorProxiesMutex.Lock(); |
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InstrumentEditorProxies.add(pProxy); |
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InstrumentEditorProxiesMutex.Unlock(); |
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// launch the instrument editor for the given instrument |
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pEditor->Launch(pInstrument, sDataType, sDataVersion); |
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// register the instrument editor as virtual MIDI device as well ... |
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VirtualMidiDevice* pVirtualMidiDevice = |
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dynamic_cast<VirtualMidiDevice*>(pEditor); |
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if (!pVirtualMidiDevice) { |
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std::cerr << "Instrument editor not a virtual MIDI device\n" << std::flush; |
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return; |
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} |
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// 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 ? ) |
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Lock(); |
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std::set<gig::EngineChannel*> engineChannels = |
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GetEngineChannelsUsing(pInstrument, false/*don't lock again*/); |
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std::set<gig::EngineChannel*>::iterator iter = engineChannels.begin(); |
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std::set<gig::EngineChannel*>::iterator end = engineChannels.end(); |
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for (; iter != end; ++iter) (*iter)->Connect(pVirtualMidiDevice); |
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Unlock(); |
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} |
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/** |
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* Will be called by the respective instrument editor once it left its |
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* Main() loop. That way we can handle cleanup before its thread finally |
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* dies. |
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* |
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* @param pSender - instrument editor that stops execution |
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*/ |
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void InstrumentResourceManager::OnInstrumentEditorQuit(InstrumentEditor* pSender) { |
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dmsg(1,("InstrumentResourceManager: instrument editor quit, doing cleanup\n")); |
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::gig::Instrument* pInstrument = NULL; |
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InstrumentEditorProxy* pProxy = NULL; |
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int iProxyIndex = -1; |
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// first find the editor proxy entry for this editor |
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InstrumentEditorProxiesMutex.Lock(); |
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for (int i = 0; i < InstrumentEditorProxies.size(); i++) { |
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InstrumentEditorProxy* pCurProxy = |
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dynamic_cast<InstrumentEditorProxy*>( |
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InstrumentEditorProxies[i] |
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); |
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if (pCurProxy->pEditor == pSender) { |
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pProxy = pCurProxy; |
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iProxyIndex = i; |
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pInstrument = pCurProxy->pInstrument; |
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} |
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} |
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InstrumentEditorProxiesMutex.Unlock(); |
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if (!pProxy) { |
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std::cerr << "Eeeek, could not find instrument editor proxy, " |
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"this is a bug!\n" << std::flush; |
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return; |
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} |
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// now unregister editor as not being available as a virtual MIDI device anymore |
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VirtualMidiDevice* pVirtualMidiDevice = |
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dynamic_cast<VirtualMidiDevice*>(pSender); |
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if (pVirtualMidiDevice) { |
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Lock(); |
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// NOTE: see note in LaunchInstrumentEditor() |
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std::set<gig::EngineChannel*> engineChannels = |
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GetEngineChannelsUsing(pInstrument, false/*don't lock again*/); |
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std::set<gig::EngineChannel*>::iterator iter = engineChannels.begin(); |
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std::set<gig::EngineChannel*>::iterator end = engineChannels.end(); |
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for (; iter != end; ++iter) (*iter)->Disconnect(pVirtualMidiDevice); |
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Unlock(); |
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} else { |
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std::cerr << "Could not unregister editor as not longer acting as " |
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"virtual MIDI device. Wasn't it registered?\n" |
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<< std::flush; |
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} |
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// finally delete proxy entry and hand back instrument |
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if (pInstrument) { |
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InstrumentEditorProxiesMutex.Lock(); |
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InstrumentEditorProxies.remove(iProxyIndex); |
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InstrumentEditorProxiesMutex.Unlock(); |
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HandBack(pInstrument, pProxy); |
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delete pProxy; |
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} |
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// Note that we don't need to free the editor here. As it |
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// derives from Thread, it will delete itself when the thread |
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// dies. |
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} |
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/** |
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* Try to inform the respective instrument editor(s), that a note on |
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* event just occured. This method is called by the MIDI thread. If any |
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* obstacles are in the way (e.g. if a wait for an unlock would be |
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* required) we give up immediately, since the RT safeness of the MIDI |
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* thread has absolute priority. |
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*/ |
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void InstrumentResourceManager::TrySendNoteOnToEditors(uint8_t Key, uint8_t Velocity, ::gig::Instrument* pInstrument) { |
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const bool bGotLock = InstrumentEditorProxiesMutex.Trylock(); // naively assumes RT safe implementation |
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if (!bGotLock) return; // hell, forget it, not worth the hassle |
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for (int i = 0; i < InstrumentEditorProxies.size(); i++) { |
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InstrumentEditorProxy* pProxy = |
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dynamic_cast<InstrumentEditorProxy*>( |
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InstrumentEditorProxies[i] |
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); |
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if (pProxy->pInstrument == pInstrument) |
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pProxy->pEditor->SendNoteOnToDevice(Key, Velocity); |
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} |
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InstrumentEditorProxiesMutex.Unlock(); // naively assumes RT safe implementation |
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} |
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|
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/** |
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* Try to inform the respective instrument editor(s), that a note off |
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* event just occured. This method is called by the MIDI thread. If any |
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* obstacles are in the way (e.g. if a wait for an unlock would be |
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* required) we give up immediately, since the RT safeness of the MIDI |
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* thread has absolute priority. |
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*/ |
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void InstrumentResourceManager::TrySendNoteOffToEditors(uint8_t Key, uint8_t Velocity, ::gig::Instrument* pInstrument) { |
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const bool bGotLock = InstrumentEditorProxiesMutex.Trylock(); // naively assumes RT safe implementation |
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if (!bGotLock) return; // hell, forget it, not worth the hassle |
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for (int i = 0; i < InstrumentEditorProxies.size(); i++) { |
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InstrumentEditorProxy* pProxy = |
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dynamic_cast<InstrumentEditorProxy*>( |
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InstrumentEditorProxies[i] |
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); |
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if (pProxy->pInstrument == pInstrument) |
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pProxy->pEditor->SendNoteOffToDevice(Key, Velocity); |
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} |
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InstrumentEditorProxiesMutex.Unlock(); // naively assumes RT safe implementation |
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} |
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void InstrumentResourceManager::OnSamplesToBeRemoved(std::set<void*> Samples, InstrumentEditor* pSender) { |
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if (Samples.empty()) { |
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std::cerr << "gig::InstrumentResourceManager: WARNING, " |
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"OnSamplesToBeRemoved() called with empty list, this " |
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"is a bug!\n" << std::flush; |
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return; |
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} |
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// TODO: ATM we assume here that all samples are from the same file |
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::gig::Sample* pFirstSample = (::gig::Sample*) *Samples.begin(); |
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::gig::File* pCriticalFile = dynamic_cast< ::gig::File*>(pFirstSample->GetParent()); |
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// completely suspend all engines that use that same file |
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SuspendEnginesUsing(pCriticalFile); |
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} |
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void InstrumentResourceManager::OnSamplesRemoved(InstrumentEditor* pSender) { |
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// resume all previously, completely suspended engines |
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// (we don't have to un-cache the removed samples here, since that is |
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// automatically done by the gig::Sample destructor) |
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ResumeAllEngines(); |
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} |
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void InstrumentResourceManager::OnDataStructureToBeChanged(void* pStruct, String sStructType, InstrumentEditor* pSender) { |
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//TODO: remove code duplication |
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if (sStructType == "gig::File") { |
359 |
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// completely suspend all engines that use that file |
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::gig::File* pFile = (::gig::File*) pStruct; |
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SuspendEnginesUsing(pFile); |
362 |
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} else if (sStructType == "gig::Instrument") { |
363 |
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// completely suspend all engines that use that instrument |
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::gig::Instrument* pInstrument = (::gig::Instrument*) pStruct; |
365 |
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SuspendEnginesUsing(pInstrument); |
366 |
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} else if (sStructType == "gig::Region") { |
367 |
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// only advice the engines to suspend the given region, so they'll |
368 |
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// only ignore that region (and probably already other suspended |
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// ones), but beside that continue normal playback |
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::gig::Region* pRegion = (::gig::Region*) pStruct; |
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::gig::Instrument* pInstrument = |
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(::gig::Instrument*) pRegion->GetParent(); |
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Lock(); |
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std::set<gig::Engine*> engines = |
375 |
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GetEnginesUsing(pInstrument, false/*don't lock again*/); |
376 |
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std::set<gig::Engine*>::iterator iter = engines.begin(); |
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std::set<gig::Engine*>::iterator end = engines.end(); |
378 |
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for (; iter != end; ++iter) (*iter)->Suspend(pRegion); |
379 |
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Unlock(); |
380 |
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} else if (sStructType == "gig::DimensionRegion") { |
381 |
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// only advice the engines to suspend the given DimensionRegions's |
382 |
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// parent region, so they'll only ignore that region (and probably |
383 |
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// already other suspended ones), but beside that continue normal |
384 |
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// playback |
385 |
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::gig::DimensionRegion* pDimReg = |
386 |
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(::gig::DimensionRegion*) pStruct; |
387 |
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::gig::Region* pRegion = pDimReg->GetParent(); |
388 |
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::gig::Instrument* pInstrument = |
389 |
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(::gig::Instrument*) pRegion->GetParent(); |
390 |
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Lock(); |
391 |
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std::set<gig::Engine*> engines = |
392 |
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GetEnginesUsing(pInstrument, false/*don't lock again*/); |
393 |
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std::set<gig::Engine*>::iterator iter = engines.begin(); |
394 |
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std::set<gig::Engine*>::iterator end = engines.end(); |
395 |
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for (; iter != end; ++iter) (*iter)->Suspend(pRegion); |
396 |
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Unlock(); |
397 |
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} else { |
398 |
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std::cerr << "gig::InstrumentResourceManager: ERROR, unknown data " |
399 |
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"structure '" << sStructType << "' requested to be " |
400 |
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"suspended by instrument editor. This is a bug!\n" |
401 |
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<< std::flush; |
402 |
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//TODO: we should inform the instrument editor that something seriously went wrong |
403 |
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} |
404 |
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} |
405 |
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|
406 |
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void InstrumentResourceManager::OnDataStructureChanged(void* pStruct, String sStructType, InstrumentEditor* pSender) { |
407 |
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//TODO: remove code duplication |
408 |
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if (sStructType == "gig::File") { |
409 |
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// resume all previously suspended engines |
410 |
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ResumeAllEngines(); |
411 |
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} else if (sStructType == "gig::Instrument") { |
412 |
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// resume all previously suspended engines |
413 |
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ResumeAllEngines(); |
414 |
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} else if (sStructType == "gig::Region") { |
415 |
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// advice the engines to resume the given region, that is to |
416 |
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// using it for playback again |
417 |
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::gig::Region* pRegion = (::gig::Region*) pStruct; |
418 |
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::gig::Instrument* pInstrument = |
419 |
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(::gig::Instrument*) pRegion->GetParent(); |
420 |
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Lock(); |
421 |
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std::set<gig::Engine*> engines = |
422 |
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GetEnginesUsing(pInstrument, false/*don't lock again*/); |
423 |
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std::set<gig::Engine*>::iterator iter = engines.begin(); |
424 |
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std::set<gig::Engine*>::iterator end = engines.end(); |
425 |
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for (; iter != end; ++iter) (*iter)->Resume(pRegion); |
426 |
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Unlock(); |
427 |
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} else if (sStructType == "gig::DimensionRegion") { |
428 |
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// advice the engines to resume the given DimensionRegion's parent |
429 |
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// region, that is to using it for playback again |
430 |
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::gig::DimensionRegion* pDimReg = |
431 |
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(::gig::DimensionRegion*) pStruct; |
432 |
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::gig::Region* pRegion = pDimReg->GetParent(); |
433 |
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::gig::Instrument* pInstrument = |
434 |
|
(::gig::Instrument*) pRegion->GetParent(); |
435 |
|
Lock(); |
436 |
|
std::set<gig::Engine*> engines = |
437 |
|
GetEnginesUsing(pInstrument, false/*don't lock again*/); |
438 |
|
std::set<gig::Engine*>::iterator iter = engines.begin(); |
439 |
|
std::set<gig::Engine*>::iterator end = engines.end(); |
440 |
|
for (; iter != end; ++iter) (*iter)->Resume(pRegion); |
441 |
|
Unlock(); |
442 |
|
} else { |
443 |
|
std::cerr << "gig::InstrumentResourceManager: ERROR, unknown data " |
444 |
|
"structure '" << sStructType << "' requested to be " |
445 |
|
"resumed by instrument editor. This is a bug!\n" |
446 |
|
<< std::flush; |
447 |
|
//TODO: we should inform the instrument editor that something seriously went wrong |
448 |
|
} |
449 |
|
} |
450 |
|
|
451 |
|
void InstrumentResourceManager::OnSampleReferenceChanged(void* pOldSample, void* pNewSample, InstrumentEditor* pSender) { |
452 |
|
// uncache old sample in case it's not used by anybody anymore |
453 |
|
if (pOldSample) { |
454 |
|
Lock(); |
455 |
|
::gig::Sample* pSample = (::gig::Sample*) pOldSample; |
456 |
|
::gig::File* pFile = (::gig::File*) pSample->GetParent(); |
457 |
|
std::vector< ::gig::Instrument*> instruments = |
458 |
|
GetInstrumentsCurrentlyUsedOf(pFile, false/*don't lock again*/); |
459 |
|
for (int i = 0; i < instruments.size(); i++) |
460 |
|
if (!SampleReferencedByInstrument(pSample, instruments[i])) |
461 |
|
UncacheInitialSamples(pSample); |
462 |
|
Unlock(); |
463 |
|
} |
464 |
|
// make sure new sample reference is cached |
465 |
|
if (pNewSample) { |
466 |
|
Lock(); |
467 |
|
::gig::Sample* pSample = (::gig::Sample*) pNewSample; |
468 |
|
::gig::File* pFile = (::gig::File*) pSample->GetParent(); |
469 |
|
// get all engines that use that same gig::File |
470 |
|
std::set<gig::Engine*> engines = GetEnginesUsing(pFile, false/*don't lock again*/); |
471 |
|
std::set<gig::Engine*>::iterator iter = engines.begin(); |
472 |
|
std::set<gig::Engine*>::iterator end = engines.end(); |
473 |
|
for (; iter != end; ++iter) |
474 |
|
CacheInitialSamples(pSample, *iter); |
475 |
|
Unlock(); |
476 |
|
} |
477 |
} |
} |
478 |
|
|
479 |
::gig::Instrument* InstrumentResourceManager::Create(instrument_id_t Key, InstrumentConsumer* pConsumer, void*& pArg) { |
::gig::Instrument* InstrumentResourceManager::Create(instrument_id_t Key, InstrumentConsumer* pConsumer, void*& pArg) { |
480 |
// get gig file from inernal gig file manager |
// get gig file from internal gig file manager |
481 |
::gig::File* pGig = Gigs.Borrow(Key.FileName, (GigConsumer*) Key.Index); // conversion kinda hackish :/ |
::gig::File* pGig = Gigs.Borrow(Key.FileName, (GigConsumer*) Key.Index); // conversion kinda hackish :/ |
482 |
|
|
483 |
// we pass this to the progress callback mechanism of libgig |
// we pass this to the progress callback mechanism of libgig |
494 |
if (!pInstrument) { |
if (!pInstrument) { |
495 |
std::stringstream msg; |
std::stringstream msg; |
496 |
msg << "There's no instrument with index " << Key.Index << "."; |
msg << "There's no instrument with index " << Key.Index << "."; |
497 |
throw InstrumentResourceManagerException(msg.str()); |
throw InstrumentManagerException(msg.str()); |
498 |
} |
} |
499 |
pGig->GetFirstSample(); // just to force complete instrument loading |
pGig->GetFirstSample(); // just to force complete instrument loading |
500 |
dmsg(1,("OK\n")); |
dmsg(1,("OK\n")); |
528 |
pEntry->ID.Index = Key.Index; |
pEntry->ID.Index = Key.Index; |
529 |
pEntry->pGig = pGig; |
pEntry->pGig = pGig; |
530 |
|
|
531 |
gig::EngineChannel* pEngineChannel = (gig::EngineChannel*) pConsumer; |
gig::EngineChannel* pEngineChannel = dynamic_cast<gig::EngineChannel*>(pConsumer); |
532 |
// and we save this to check if we need to reallocate for a engine with higher value of 'MaxSamplesPerSecond' |
// and we save this to check if we need to reallocate for a engine with higher value of 'MaxSamplesPerSecond' |
533 |
pEntry->MaxSamplesPerCycle = |
pEntry->MaxSamplesPerCycle = |
534 |
(pEngineChannel && pEngineChannel->GetEngine()) ? dynamic_cast<gig::Engine*>(pEngineChannel->GetEngine())->pAudioOutputDevice->MaxSamplesPerCycle() |
(!pEngineChannel) ? 0 /* don't care for instrument editors */ : |
535 |
: GIG_RESOURCE_MANAGER_DEFAULT_MAX_SAMPLES_PER_CYCLE; |
(pEngineChannel->GetEngine()) ? |
536 |
|
dynamic_cast<gig::Engine*>(pEngineChannel->GetEngine())->pAudioOutputDevice->MaxSamplesPerCycle() |
537 |
|
: GIG_RESOURCE_MANAGER_DEFAULT_MAX_SAMPLES_PER_CYCLE; |
538 |
pArg = pEntry; |
pArg = pEntry; |
539 |
|
|
540 |
return pInstrument; |
return pInstrument; |
542 |
|
|
543 |
void InstrumentResourceManager::Destroy( ::gig::Instrument* pResource, void* pArg) { |
void InstrumentResourceManager::Destroy( ::gig::Instrument* pResource, void* pArg) { |
544 |
instr_entry_t* pEntry = (instr_entry_t*) pArg; |
instr_entry_t* pEntry = (instr_entry_t*) pArg; |
|
// remove volume entry if necessary |
|
|
void* pCustomData = CustomData(pEntry->ID); |
|
|
if (pCustomData) { |
|
|
delete (float*)pCustomData; |
|
|
SetCustomData(pEntry->ID, NULL); |
|
|
} |
|
545 |
// we don't need the .gig file here anymore |
// we don't need the .gig file here anymore |
546 |
Gigs.HandBack(pEntry->pGig, (GigConsumer*) pEntry->ID.Index); // conversion kinda hackish :/ |
Gigs.HandBack(pEntry->pGig, (GigConsumer*) pEntry->ID.Index); // conversion kinda hackish :/ |
547 |
delete pEntry; |
delete pEntry; |
551 |
instr_entry_t* pEntry = (instr_entry_t*) pArg; |
instr_entry_t* pEntry = (instr_entry_t*) pArg; |
552 |
gig::EngineChannel* pEngineChannel = dynamic_cast<gig::EngineChannel*>(pConsumer); |
gig::EngineChannel* pEngineChannel = dynamic_cast<gig::EngineChannel*>(pConsumer); |
553 |
uint maxSamplesPerCycle = |
uint maxSamplesPerCycle = |
554 |
(pEngineChannel->GetEngine()) ? dynamic_cast<gig::Engine*>(pEngineChannel->GetEngine())->pAudioOutputDevice->MaxSamplesPerCycle() |
(pEngineChannel && pEngineChannel->GetEngine()) ? dynamic_cast<gig::Engine*>(pEngineChannel->GetEngine())->pAudioOutputDevice->MaxSamplesPerCycle() |
555 |
: GIG_RESOURCE_MANAGER_DEFAULT_MAX_SAMPLES_PER_CYCLE; |
: GIG_RESOURCE_MANAGER_DEFAULT_MAX_SAMPLES_PER_CYCLE; |
556 |
if (pEntry->MaxSamplesPerCycle < maxSamplesPerCycle) { |
if (pEntry->MaxSamplesPerCycle < maxSamplesPerCycle) { |
557 |
Update(pResource, pConsumer); |
Update(pResource, pConsumer); |
559 |
} |
} |
560 |
|
|
561 |
/** |
/** |
562 |
|
* Give back an instrument. This should be used instead of |
563 |
|
* HandBack if there are some dimension regions that are still in |
564 |
|
* use. (When an instrument is changed, the voices currently |
565 |
|
* playing are allowed to keep playing with the old instrument |
566 |
|
* until note off arrives. New notes will use the new instrument.) |
567 |
|
*/ |
568 |
|
void InstrumentResourceManager::HandBackInstrument(::gig::Instrument* pResource, InstrumentConsumer* pConsumer, |
569 |
|
RTList< ::gig::DimensionRegion*>* pDimRegionsInUse) { |
570 |
|
DimRegInfoMutex.Lock(); |
571 |
|
for (RTList< ::gig::DimensionRegion*>::Iterator i = pDimRegionsInUse->first() ; i != pDimRegionsInUse->end() ; i++) { |
572 |
|
DimRegInfo[*i].refCount++; |
573 |
|
SampleRefCount[(*i)->pSample]++; |
574 |
|
} |
575 |
|
HandBack(pResource, pConsumer, true); |
576 |
|
DimRegInfoMutex.Unlock(); |
577 |
|
} |
578 |
|
|
579 |
|
/** |
580 |
|
* Give back a dimension region that belongs to an instrument that |
581 |
|
* was previously handed back. |
582 |
|
*/ |
583 |
|
void InstrumentResourceManager::HandBackDimReg(::gig::DimensionRegion* pDimReg) { |
584 |
|
DimRegInfoMutex.Lock(); |
585 |
|
dimreg_info_t& dimRegInfo = DimRegInfo[pDimReg]; |
586 |
|
int dimRegRefCount = --dimRegInfo.refCount; |
587 |
|
int sampleRefCount = --SampleRefCount[pDimReg->pSample]; |
588 |
|
if (dimRegRefCount == 0) { |
589 |
|
::gig::File* gig = dimRegInfo.file; |
590 |
|
::RIFF::File* riff = dimRegInfo.riff; |
591 |
|
DimRegInfo.erase(pDimReg); |
592 |
|
// TODO: we could delete Region and Instrument here if |
593 |
|
// they have become unused |
594 |
|
|
595 |
|
if (sampleRefCount == 0) { |
596 |
|
SampleRefCount.erase(pDimReg->pSample); |
597 |
|
|
598 |
|
if (gig) { |
599 |
|
gig->DeleteSample(pDimReg->pSample); |
600 |
|
if (!gig->GetFirstSample()) { |
601 |
|
dmsg(2,("No more samples in use - freeing gig\n")); |
602 |
|
delete gig; |
603 |
|
delete riff; |
604 |
|
} |
605 |
|
} |
606 |
|
} |
607 |
|
} |
608 |
|
DimRegInfoMutex.Unlock(); |
609 |
|
} |
610 |
|
|
611 |
|
/** |
612 |
|
* Just a wrapper around the other @c CacheInitialSamples() method. |
613 |
|
* |
614 |
|
* @param pSample - points to the sample to be cached |
615 |
|
* @param pEngine - pointer to Gig Engine Channel which caused this call |
616 |
|
* (may be NULL, in this case default amount of samples |
617 |
|
* will be cached) |
618 |
|
*/ |
619 |
|
void InstrumentResourceManager::CacheInitialSamples(::gig::Sample* pSample, gig::EngineChannel* pEngineChannel) { |
620 |
|
gig::Engine* pEngine = |
621 |
|
(pEngineChannel && pEngineChannel->GetEngine()) ? |
622 |
|
dynamic_cast<gig::Engine*>(pEngineChannel->GetEngine()) : NULL; |
623 |
|
CacheInitialSamples(pSample, pEngine); |
624 |
|
} |
625 |
|
|
626 |
|
/** |
627 |
* Caches a certain size at the beginning of the given sample in RAM. If the |
* Caches a certain size at the beginning of the given sample in RAM. If the |
628 |
* sample is very short, the whole sample will be loaded into RAM and thus |
* sample is very short, the whole sample will be loaded into RAM and thus |
629 |
* no disk streaming is needed for this sample. Caching an initial part of |
* no disk streaming is needed for this sample. Caching an initial part of |
630 |
* samples is needed to compensate disk reading latency. |
* samples is needed to compensate disk reading latency. |
631 |
* |
* |
632 |
* @param pSample - points to the sample to be cached |
* @param pSample - points to the sample to be cached |
633 |
* @param pEngineChannel - pointer to Gig Engine Channel which caused this call |
* @param pEngine - pointer to Gig Engine which caused this call |
634 |
|
* (may be NULL, in this case default amount of samples |
635 |
|
* will be cached) |
636 |
*/ |
*/ |
637 |
void InstrumentResourceManager::CacheInitialSamples(::gig::Sample* pSample, gig::EngineChannel* pEngineChannel) { |
void InstrumentResourceManager::CacheInitialSamples(::gig::Sample* pSample, gig::Engine* pEngine) { |
638 |
if (!pSample) { |
if (!pSample) { |
639 |
dmsg(4,("gig::InstrumentResourceManager: Skipping sample (pSample == NULL)\n")); |
dmsg(4,("gig::InstrumentResourceManager: Skipping sample (pSample == NULL)\n")); |
640 |
return; |
return; |
648 |
// border, to allow the interpolator do it's work even at the end of |
// border, to allow the interpolator do it's work even at the end of |
649 |
// the sample. |
// the sample. |
650 |
const uint maxSamplesPerCycle = |
const uint maxSamplesPerCycle = |
651 |
(pEngineChannel && pEngineChannel->GetEngine()) ? dynamic_cast<gig::Engine*>(pEngineChannel->GetEngine())->pAudioOutputDevice->MaxSamplesPerCycle() |
(pEngine) ? pEngine->pAudioOutputDevice->MaxSamplesPerCycle() |
652 |
: GIG_RESOURCE_MANAGER_DEFAULT_MAX_SAMPLES_PER_CYCLE; |
: GIG_RESOURCE_MANAGER_DEFAULT_MAX_SAMPLES_PER_CYCLE; |
653 |
const uint neededSilenceSamples = (maxSamplesPerCycle << CONFIG_MAX_PITCH) + 3; |
const uint neededSilenceSamples = (maxSamplesPerCycle << CONFIG_MAX_PITCH) + 3; |
654 |
const uint currentlyCachedSilenceSamples = pSample->GetCache().NullExtensionSize / pSample->FrameSize; |
const uint currentlyCachedSilenceSamples = pSample->GetCache().NullExtensionSize / pSample->FrameSize; |
655 |
if (currentlyCachedSilenceSamples < neededSilenceSamples) { |
if (currentlyCachedSilenceSamples < neededSilenceSamples) { |
665 |
if (!pSample->GetCache().Size) std::cerr << "Unable to cache sample - maybe memory full!" << std::endl << std::flush; |
if (!pSample->GetCache().Size) std::cerr << "Unable to cache sample - maybe memory full!" << std::endl << std::flush; |
666 |
} |
} |
667 |
|
|
668 |
|
void InstrumentResourceManager::UncacheInitialSamples(::gig::Sample* pSample) { |
669 |
|
dmsg(1,("Uncaching sample %x\n",pSample)); |
670 |
|
if (pSample->GetCache().Size) pSample->ReleaseSampleData(); |
671 |
|
} |
672 |
|
|
673 |
|
/** |
674 |
|
* Returns a list with all instruments currently in use, that are part of |
675 |
|
* the given file. |
676 |
|
* |
677 |
|
* @param pFile - search criteria |
678 |
|
* @param bLock - whether we should lock (mutex) the instrument manager |
679 |
|
* during this call and unlock at the end of this call |
680 |
|
*/ |
681 |
|
std::vector< ::gig::Instrument*> InstrumentResourceManager::GetInstrumentsCurrentlyUsedOf(::gig::File* pFile, bool bLock) { |
682 |
|
if (bLock) Lock(); |
683 |
|
std::vector< ::gig::Instrument*> result; |
684 |
|
std::vector< ::gig::Instrument*> allInstruments = Resources(false/*don't lock again*/); |
685 |
|
for (int i = 0; i < allInstruments.size(); i++) |
686 |
|
if ( |
687 |
|
(::gig::File*) allInstruments[i]->GetParent() |
688 |
|
== pFile |
689 |
|
) result.push_back(allInstruments[i]); |
690 |
|
if (bLock) Unlock(); |
691 |
|
return result; |
692 |
|
} |
693 |
|
|
694 |
|
/** |
695 |
|
* Returns a list with all gig engine channels that are currently using |
696 |
|
* the given instrument. |
697 |
|
* |
698 |
|
* @param pInstrument - search criteria |
699 |
|
* @param bLock - whether we should lock (mutex) the instrument manager |
700 |
|
* during this call and unlock at the end of this call |
701 |
|
*/ |
702 |
|
std::set<gig::EngineChannel*> InstrumentResourceManager::GetEngineChannelsUsing(::gig::Instrument* pInstrument, bool bLock) { |
703 |
|
if (bLock) Lock(); |
704 |
|
std::set<gig::EngineChannel*> result; |
705 |
|
std::set<ResourceConsumer< ::gig::Instrument>*> consumers = ConsumersOf(pInstrument); |
706 |
|
std::set<ResourceConsumer< ::gig::Instrument>*>::iterator iter = consumers.begin(); |
707 |
|
std::set<ResourceConsumer< ::gig::Instrument>*>::iterator end = consumers.end(); |
708 |
|
for (; iter != end; ++iter) { |
709 |
|
gig::EngineChannel* pEngineChannel = dynamic_cast<gig::EngineChannel*>(*iter); |
710 |
|
if (!pEngineChannel) continue; |
711 |
|
result.insert(pEngineChannel); |
712 |
|
} |
713 |
|
if (bLock) Unlock(); |
714 |
|
return result; |
715 |
|
} |
716 |
|
|
717 |
|
/** |
718 |
|
* Returns a list with all gig Engines that are currently using the given |
719 |
|
* instrument. |
720 |
|
* |
721 |
|
* @param pInstrument - search criteria |
722 |
|
* @param bLock - whether we should lock (mutex) the instrument manager |
723 |
|
* during this call and unlock at the end of this call |
724 |
|
*/ |
725 |
|
std::set<gig::Engine*> InstrumentResourceManager::GetEnginesUsing(::gig::Instrument* pInstrument, bool bLock) { |
726 |
|
if (bLock) Lock(); |
727 |
|
std::set<gig::Engine*> result; |
728 |
|
std::set<ResourceConsumer< ::gig::Instrument>*> consumers = ConsumersOf(pInstrument); |
729 |
|
std::set<ResourceConsumer< ::gig::Instrument>*>::iterator iter = consumers.begin(); |
730 |
|
std::set<ResourceConsumer< ::gig::Instrument>*>::iterator end = consumers.end(); |
731 |
|
for (; iter != end; ++iter) { |
732 |
|
gig::EngineChannel* pEngineChannel = dynamic_cast<gig::EngineChannel*>(*iter); |
733 |
|
if (!pEngineChannel) continue; |
734 |
|
gig::Engine* pEngine = dynamic_cast<gig::Engine*>(pEngineChannel->GetEngine()); |
735 |
|
if (!pEngine) continue; |
736 |
|
result.insert(pEngine); |
737 |
|
} |
738 |
|
if (bLock) Unlock(); |
739 |
|
return result; |
740 |
|
} |
741 |
|
|
742 |
|
/** |
743 |
|
* Returns a list with all gig Engines that are currently using an |
744 |
|
* instrument that is part of the given instrument file. |
745 |
|
* |
746 |
|
* @param pFile - search criteria |
747 |
|
* @param bLock - whether we should lock (mutex) the instrument manager |
748 |
|
* during this call and unlock at the end of this call |
749 |
|
*/ |
750 |
|
std::set<gig::Engine*> InstrumentResourceManager::GetEnginesUsing(::gig::File* pFile, bool bLock) { |
751 |
|
if (bLock) Lock(); |
752 |
|
// get all instruments (currently in usage) that use that same gig::File |
753 |
|
std::vector< ::gig::Instrument*> instrumentsOfInterest = |
754 |
|
GetInstrumentsCurrentlyUsedOf(pFile, false/*don't lock again*/); |
755 |
|
|
756 |
|
// get all engines that use that same gig::File |
757 |
|
std::set<gig::Engine*> result; |
758 |
|
{ |
759 |
|
for (int i = 0; i < instrumentsOfInterest.size(); i++) { |
760 |
|
std::set<ResourceConsumer< ::gig::Instrument>*> consumers = ConsumersOf(instrumentsOfInterest[i]); |
761 |
|
std::set<ResourceConsumer< ::gig::Instrument>*>::iterator iter = consumers.begin(); |
762 |
|
std::set<ResourceConsumer< ::gig::Instrument>*>::iterator end = consumers.end(); |
763 |
|
for (; iter != end; ++iter) { |
764 |
|
gig::EngineChannel* pEngineChannel = dynamic_cast<gig::EngineChannel*>(*iter); |
765 |
|
if (!pEngineChannel) continue; |
766 |
|
gig::Engine* pEngine = dynamic_cast<gig::Engine*>(pEngineChannel->GetEngine()); |
767 |
|
if (!pEngine) continue; |
768 |
|
// the unique, sorted container std::set makes |
769 |
|
// sure we won't have duplicates |
770 |
|
result.insert(pEngine); |
771 |
|
} |
772 |
|
} |
773 |
|
} |
774 |
|
if (bLock) Unlock(); |
775 |
|
return result; |
776 |
|
} |
777 |
|
|
778 |
|
/** |
779 |
|
* Returns @c true in case the given sample is referenced somewhere by the |
780 |
|
* given instrument, @c false otherwise. |
781 |
|
* |
782 |
|
* @param pSample - sample reference |
783 |
|
* @param pInstrument - instrument that might use that sample |
784 |
|
*/ |
785 |
|
bool InstrumentResourceManager::SampleReferencedByInstrument(::gig::Sample* pSample, ::gig::Instrument* pInstrument) { |
786 |
|
for ( |
787 |
|
::gig::Region* pRegion = pInstrument->GetFirstRegion(); |
788 |
|
pRegion; pRegion = pInstrument->GetNextRegion() |
789 |
|
) { |
790 |
|
for ( |
791 |
|
int i = 0; i < pRegion->DimensionRegions && |
792 |
|
pRegion->pDimensionRegions[i]; i++ |
793 |
|
) { |
794 |
|
if (pRegion->pDimensionRegions[i]->pSample == pSample) |
795 |
|
return true; |
796 |
|
} |
797 |
|
} |
798 |
|
return false; |
799 |
|
} |
800 |
|
|
801 |
|
/** |
802 |
|
* Suspend all gig engines that use the given instrument. This means |
803 |
|
* completely stopping playback on those engines and killing all their |
804 |
|
* voices and disk streams. This method will block until all voices AND |
805 |
|
* their disk streams are finally deleted and the engine turned into a |
806 |
|
* complete idle loop. |
807 |
|
* |
808 |
|
* All @c SuspendEnginesUsing() methods only serve one thread by one and |
809 |
|
* block all other threads until the current active thread called |
810 |
|
* @c ResumeAllEngines() . |
811 |
|
* |
812 |
|
* @param pInstrument - search criteria |
813 |
|
*/ |
814 |
|
void InstrumentResourceManager::SuspendEnginesUsing(::gig::Instrument* pInstrument) { |
815 |
|
// make sure no other thread suspends whole engines at the same time |
816 |
|
suspendedEnginesMutex.Lock(); |
817 |
|
// get all engines that use that same gig::Instrument |
818 |
|
suspendedEngines = GetEnginesUsing(pInstrument, true/*lock*/); |
819 |
|
// finally, completely suspend all engines that use that same gig::Instrument |
820 |
|
std::set<gig::Engine*>::iterator iter = suspendedEngines.begin(); |
821 |
|
std::set<gig::Engine*>::iterator end = suspendedEngines.end(); |
822 |
|
for (; iter != end; ++iter) (*iter)->SuspendAll(); |
823 |
|
} |
824 |
|
|
825 |
|
/** |
826 |
|
* Suspend all gig engines that use the given instrument file. This means |
827 |
|
* completely stopping playback on those engines and killing all their |
828 |
|
* voices and disk streams. This method will block until all voices AND |
829 |
|
* their disk streams are finally deleted and the engine turned into a |
830 |
|
* complete idle loop. |
831 |
|
* |
832 |
|
* All @c SuspendEnginesUsing() methods only serve one thread by one and |
833 |
|
* block all other threads until the current active thread called |
834 |
|
* @c ResumeAllEngines() . |
835 |
|
* |
836 |
|
* @param pFile - search criteria |
837 |
|
*/ |
838 |
|
void InstrumentResourceManager::SuspendEnginesUsing(::gig::File* pFile) { |
839 |
|
// make sure no other thread suspends whole engines at the same time |
840 |
|
suspendedEnginesMutex.Lock(); |
841 |
|
// get all engines that use that same gig::File |
842 |
|
suspendedEngines = GetEnginesUsing(pFile, true/*lock*/); |
843 |
|
// finally, completely suspend all engines that use that same gig::File |
844 |
|
std::set<gig::Engine*>::iterator iter = suspendedEngines.begin(); |
845 |
|
std::set<gig::Engine*>::iterator end = suspendedEngines.end(); |
846 |
|
for (; iter != end; ++iter) (*iter)->SuspendAll(); |
847 |
|
} |
848 |
|
|
849 |
|
/** |
850 |
|
* MUST be called after one called one of the @c SuspendEnginesUsing() |
851 |
|
* methods, to resume normal playback on all previously suspended engines. |
852 |
|
* As it's only possible for one thread to suspend whole engines at the |
853 |
|
* same time, this method doesn't take any arguments. |
854 |
|
*/ |
855 |
|
void InstrumentResourceManager::ResumeAllEngines() { |
856 |
|
// resume all previously completely suspended engines |
857 |
|
std::set<Engine*>::iterator iter = suspendedEngines.begin(); |
858 |
|
std::set<Engine*>::iterator end = suspendedEngines.end(); |
859 |
|
for (; iter != end; ++iter) (*iter)->ResumeAll(); |
860 |
|
// no more suspended engines ... |
861 |
|
suspendedEngines.clear(); |
862 |
|
// allow another thread to suspend whole engines |
863 |
|
suspendedEnginesMutex.Unlock(); |
864 |
|
} |
865 |
|
|
866 |
|
|
867 |
|
|
868 |
// internal gig file manager |
// internal gig file manager |
878 |
|
|
879 |
void InstrumentResourceManager::GigResourceManager::Destroy(::gig::File* pResource, void* pArg) { |
void InstrumentResourceManager::GigResourceManager::Destroy(::gig::File* pResource, void* pArg) { |
880 |
dmsg(1,("Freeing gig file from memory...")); |
dmsg(1,("Freeing gig file from memory...")); |
881 |
delete pResource; |
|
882 |
delete (::RIFF::File*) pArg; |
// Delete as much as possible of the gig file. Some of the |
883 |
|
// dimension regions and samples may still be in use - these |
884 |
|
// will be deleted later by the HandBackDimReg function. |
885 |
|
bool deleteFile = true; |
886 |
|
::gig::Instrument* nextInstrument; |
887 |
|
for (::gig::Instrument* instrument = pResource->GetFirstInstrument() ; |
888 |
|
instrument ; |
889 |
|
instrument = nextInstrument) { |
890 |
|
nextInstrument = pResource->GetNextInstrument(); |
891 |
|
bool deleteInstrument = true; |
892 |
|
::gig::Region* nextRegion; |
893 |
|
for (::gig::Region *region = instrument->GetFirstRegion() ; |
894 |
|
region ; |
895 |
|
region = nextRegion) { |
896 |
|
nextRegion = instrument->GetNextRegion(); |
897 |
|
bool deleteRegion = true; |
898 |
|
for (int i = 0 ; i < region->DimensionRegions ; i++) |
899 |
|
{ |
900 |
|
::gig::DimensionRegion *d = region->pDimensionRegions[i]; |
901 |
|
std::map< ::gig::DimensionRegion*, dimreg_info_t>::iterator iter = parent->DimRegInfo.find(d); |
902 |
|
if (iter != parent->DimRegInfo.end()) { |
903 |
|
dimreg_info_t& dimRegInfo = (*iter).second; |
904 |
|
dimRegInfo.file = pResource; |
905 |
|
dimRegInfo.riff = (::RIFF::File*)pArg; |
906 |
|
deleteFile = deleteInstrument = deleteRegion = false; |
907 |
|
} |
908 |
|
} |
909 |
|
if (deleteRegion) instrument->DeleteRegion(region); |
910 |
|
} |
911 |
|
if (deleteInstrument) pResource->DeleteInstrument(instrument); |
912 |
|
} |
913 |
|
if (deleteFile) { |
914 |
|
delete pResource; |
915 |
|
delete (::RIFF::File*) pArg; |
916 |
|
} else { |
917 |
|
dmsg(2,("keeping some samples that are in use...")); |
918 |
|
::gig::Sample* nextSample; |
919 |
|
for (::gig::Sample* sample = pResource->GetFirstSample() ; |
920 |
|
sample ; |
921 |
|
sample = nextSample) { |
922 |
|
nextSample = pResource->GetNextSample(); |
923 |
|
if (parent->SampleRefCount.find(sample) == parent->SampleRefCount.end()) { |
924 |
|
pResource->DeleteSample(sample); |
925 |
|
} |
926 |
|
} |
927 |
|
} |
928 |
dmsg(1,("OK\n")); |
dmsg(1,("OK\n")); |
929 |
} |
} |
930 |
|
|