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

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revision 947 by schoenebeck, Mon Nov 27 21:34:55 2006 UTC revision 2326 by persson, Thu Mar 8 19:40:14 2012 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, 2006 Christian Schoenebeck                        *   *   Copyright (C) 2005 - 2012 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 28  Line 28 
28    
29  #include <gig.h>  #include <gig.h>
30    
31  #include "../../common/global.h"  #include "../../common/Pool.h"
 #include "../../common/Exception.h"  
32  #include "../../common/ResourceManager.h"  #include "../../common/ResourceManager.h"
33    #include "../InstrumentManagerBase.h"
34  #include "../../drivers/audio/AudioOutputDevice.h"  #include "../../drivers/audio/AudioOutputDevice.h"
35  #include "../InstrumentManager.h"  #include "../InstrumentManager.h"
36    #include "../../common/ArrayList.h"
37    
38  //namespace libgig = gig;  //namespace libgig = gig;
39    
# Line 42  namespace LinuxSampler { namespace gig { Line 43  namespace LinuxSampler { namespace gig {
43    
44  }} // namespace LinuxSampler::gig  }} // namespace LinuxSampler::gig
45    
46  #include "EngineChannel.h"  #include "../../plugins/InstrumentEditor.h"
 #include "Engine.h"  
47    
48  namespace LinuxSampler { namespace gig {  namespace LinuxSampler { namespace gig {
49        class Engine;
     // just symbol prototyping  
50      class EngineChannel;      class EngineChannel;
51    
52      /** @brief Gig instrument manager      /** @brief Gig instrument manager
# Line 61  namespace LinuxSampler { namespace gig { Line 60  namespace LinuxSampler { namespace gig {
60       * instrument / file is not needed anymore, then it will be freed from       * instrument / file is not needed anymore, then it will be freed from
61       * memory.       * memory.
62       */       */
63      class InstrumentResourceManager : public InstrumentManager, public ResourceManager<InstrumentManager::instrument_id_t, ::gig::Instrument> {      class InstrumentResourceManager : public InstrumentManagerBase< ::gig::File, ::gig::Instrument, ::gig::DimensionRegion, ::gig::Sample>, public InstrumentEditorListener {
64          public:          public:
65                InstrumentResourceManager() : Gigs(this) {}
66              virtual ~InstrumentResourceManager() {}              virtual ~InstrumentResourceManager() {}
67              static void OnInstrumentLoadingProgress(::gig::progress_t* pProgress);              static void OnInstrumentLoadingProgress(::gig::progress_t* pProgress);
68    
69              // implementation of derived abstract methods from 'InstrumentManager'              // implementation of derived abstract methods from 'InstrumentManager'
             virtual std::vector<instrument_id_t> Instruments();  
             virtual InstrumentManager::mode_t GetMode(const instrument_id_t& ID);  
             virtual void SetMode(const instrument_id_t& ID, InstrumentManager::mode_t Mode);  
             virtual float GetVolume(const instrument_id_t& ID);  
             virtual void SetVolume(const instrument_id_t& ID, float Volume);  
70              virtual String GetInstrumentName(instrument_id_t ID);              virtual String GetInstrumentName(instrument_id_t ID);
71                virtual String GetInstrumentDataStructureName(instrument_id_t ID);
72                virtual String GetInstrumentDataStructureVersion(instrument_id_t ID);
73                virtual InstrumentEditor* LaunchInstrumentEditor(instrument_id_t ID, void* pUserData = NULL) throw (InstrumentManagerException);
74                virtual std::vector<instrument_id_t> GetInstrumentFileContent(String File) throw (InstrumentManagerException);
75                virtual instrument_info_t GetInstrumentInfo(instrument_id_t ID) throw (InstrumentManagerException);
76    
77                // implementation of derived abstract methods from 'InstrumentEditorListener'
78                virtual void OnInstrumentEditorQuit(InstrumentEditor* pSender);
79                virtual void OnSamplesToBeRemoved(std::set<void*> Samples, InstrumentEditor* pSender);
80                virtual void OnSamplesRemoved(InstrumentEditor* pSender);
81                virtual void OnDataStructureToBeChanged(void* pStruct, String sStructType, InstrumentEditor* pSender);
82                virtual void OnDataStructureChanged(void* pStruct, String sStructType, InstrumentEditor* pSender);
83                virtual void OnSampleReferenceChanged(void* pOldSample, void* pNewSample, InstrumentEditor* pSender);
84    
85    #if 0 // currently unused :
86                void TrySendNoteOnToEditors(uint8_t Key, uint8_t Velocity, ::gig::Instrument* pInstrument);
87                void TrySendNoteOffToEditors(uint8_t Key, uint8_t Velocity, ::gig::Instrument* pInstrument);
88    #endif // unused
89    
90          protected:          protected:
91                // implementation of derived abstract methods from 'ResourceManager'
92              virtual ::gig::Instrument* Create(instrument_id_t Key, InstrumentConsumer* pConsumer, void*& pArg);              virtual ::gig::Instrument* Create(instrument_id_t Key, InstrumentConsumer* pConsumer, void*& pArg);
93              virtual void               Destroy(::gig::Instrument* pResource, void* pArg);              virtual void               Destroy(::gig::Instrument* pResource, void* pArg);
94              virtual void               OnBorrow(::gig::Instrument* pResource, InstrumentConsumer* pConsumer, void*& pArg);              virtual void               DeleteRegionIfNotUsed(::gig::DimensionRegion* pRegion, region_info_t* pRegInfo);
95                virtual void               DeleteSampleIfNotUsed(::gig::Sample* pSample, region_info_t* pRegInfo);
96          private:          private:
97                void                       CacheInitialSamples(::gig::Sample* pSample, AbstractEngine* pEngine);
98                void                       CacheInitialSamples(::gig::Sample* pSample, EngineChannel* pEngineChannel);
99                void                       CacheInitialSamples(::gig::Sample* pSample, uint maxSamplesPerCycle);
100    
101              typedef ResourceConsumer< ::gig::File> GigConsumer;              typedef ResourceConsumer< ::gig::File> GigConsumer;
102    
103              class GigResourceManager : public ResourceManager<String, ::gig::File> {              class GigResourceManager : public ResourceManager<String, ::gig::File> {
104                  protected:                  protected:
105                        // implementation of derived abstract methods from 'ResourceManager'
106                      virtual ::gig::File* Create(String Key, GigConsumer* pConsumer, void*& pArg);                      virtual ::gig::File* Create(String Key, GigConsumer* pConsumer, void*& pArg);
107                      virtual void         Destroy(::gig::File* pResource, void* pArg);                      virtual void         Destroy(::gig::File* pResource, void* pArg);
108                      virtual void         OnBorrow(::gig::File* pResource, GigConsumer* pConsumer, void*& pArg) {} // ignore                      virtual void         OnBorrow(::gig::File* pResource, GigConsumer* pConsumer, void*& pArg) {} // ignore
109                  public:                  public:
110                        GigResourceManager(InstrumentResourceManager* parent) : parent(parent) {}
111                      virtual ~GigResourceManager() {}                      virtual ~GigResourceManager() {}
112                    private:
113                        InstrumentResourceManager* parent;
114              } Gigs;              } Gigs;
115    
116              void CacheInitialSamples(::gig::Sample* pSample, gig::EngineChannel* pEngineChannel);              void UncacheInitialSamples(::gig::Sample* pSample);
117      };              std::vector< ::gig::Instrument*> GetInstrumentsCurrentlyUsedOf(::gig::File* pFile, bool bLock);
118                std::set<EngineChannel*> GetEngineChannelsUsing(::gig::Instrument* pInstrument, bool bLock);
119      /**              std::set<Engine*> GetEnginesUsing(::gig::Instrument* pInstrument, bool bLock);
120       * Will be thrown by the InstrumentResourceManager on errors.              std::set<Engine*> GetEnginesUsing(::gig::File* pFile, bool bLock);
121       */              bool SampleReferencedByInstrument(::gig::Sample* pSample, ::gig::Instrument* pInstrument);
122      class InstrumentResourceManagerException : public Exception {              void SuspendEnginesUsing(::gig::Instrument* pInstrument);
123          public:              void SuspendEnginesUsing(::gig::File* pFile);
124              InstrumentResourceManagerException(String msg) : Exception(msg) {}              void ResumeAllEngines();
125    
126                Mutex InstrumentEditorProxiesMutex; ///< protects the 'InstrumentEditorProxies' map
127                ArrayList<InstrumentConsumer*> InstrumentEditorProxies; ///< here we store the objects that react on instrument specific notifications on behalf of the respective instrument editor
128                std::set<Engine*> suspendedEngines; ///< all engines currently completely suspended
129                Mutex             suspendedEnginesMutex; ///< protects 'suspendedEngines' set
130      };      };
131    
132  }} // namespace LinuxSampler::gig  }} // namespace LinuxSampler::gig
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