/[svn]/linuxsampler/trunk/src/engines/sfz/Voice.h
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revision 2015 by iliev, Sun Oct 25 22:22:52 2009 UTC revision 2244 by iliev, Thu Aug 18 11:32:33 2011 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 - 2009 Christian Schoenebeck                       *   *   Copyright (C) 2005 - 2008 Christian Schoenebeck                       *
7   *   Copyright (C) 2009 Grigor Iliev                                       *   *   Copyright (C) 2009 - 2011 Christian Schoenebeck and Grigor Iliev      *
8   *                                                                         *   *                                                                         *
9   *   This program is free software; you can redistribute it and/or modify  *   *   This program is free software; you can redistribute it and/or modify  *
10   *   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 30  Line 30 
30  #include "../../common/RTMath.h"  #include "../../common/RTMath.h"
31  #include "../../common/Pool.h"  #include "../../common/Pool.h"
32  #include "../../drivers/audio/AudioOutputDevice.h"  #include "../../drivers/audio/AudioOutputDevice.h"
 #include "Stream.h"  
33  #include "DiskThread.h"  #include "DiskThread.h"
34  #include "../gig/Filter.h"  #include "../gig/Filter.h"
35  #include "../common/VoiceBase.h"  #include "../common/VoiceBase.h"
36  #include "../gig/SynthesisParam.h"  #include "../gig/SynthesisParam.h"
37    #include "EG.h"
38    #include "EGADSR.h"
39    #include "SfzSignalUnitRack.h"
40    
41  namespace LinuxSampler { namespace sfz {  namespace LinuxSampler { namespace sfz {
42      class Engine;      class Engine;
# Line 44  namespace LinuxSampler { namespace sfz { Line 46  namespace LinuxSampler { namespace sfz {
46       *       *
47       * Renders a voice for the SoundFont format.       * Renders a voice for the SoundFont format.
48       */       */
49      class Voice : public LinuxSampler::VoiceBase<EngineChannel, ::sfz::Region, SampleFile, DiskThread> {      class Voice : public LinuxSampler::VoiceBase<EngineChannel, ::sfz::Region, Sample, DiskThread> {
50          public:          public:
51              Voice();              Voice();
52              virtual ~Voice();              virtual ~Voice();
53              void SetOutput(AudioOutputDevice* pAudioOutputDevice);              void SetOutput(AudioOutputDevice* pAudioOutputDevice);
54              void SetEngine(LinuxSampler::Engine* pEngine);              void SetEngine(LinuxSampler::Engine* pEngine);
55                
56                virtual void VoiceFreed() { SignalRack.Reset(); }
57    
58          protected:          protected:
59              virtual SampleInfo       GetSampleInfo();              virtual SampleInfo       GetSampleInfo();
# Line 57  namespace LinuxSampler { namespace sfz { Line 61  namespace LinuxSampler { namespace sfz {
61              virtual InstrumentInfo   GetInstrumentInfo();              virtual InstrumentInfo   GetInstrumentInfo();
62              virtual double           CalculateCrossfadeVolume(uint8_t MIDIKeyVelocity);              virtual double           CalculateCrossfadeVolume(uint8_t MIDIKeyVelocity);
63              virtual AbstractEngine*  GetEngine() { return (AbstractEngine*)pEngine; }              virtual AbstractEngine*  GetEngine() { return (AbstractEngine*)pEngine; }
64                virtual float            GetReleaseTriggerAttenuation(float noteLength);
65              virtual double           GetEG1ControllerValue(uint8_t MIDIKeyVelocity);              virtual double           GetEG1ControllerValue(uint8_t MIDIKeyVelocity);
66              virtual EGInfo           CalculateEG1ControllerInfluence(double eg1ControllerValue);              virtual EGInfo           CalculateEG1ControllerInfluence(double eg1ControllerValue);
67                virtual void             TriggerEG1(const EGInfo& egInfo, double velrelease, double velocityAttenuation, uint sampleRate, uint8_t velocity) { }
68              virtual double           GetEG2ControllerValue(uint8_t MIDIKeyVelocity);              virtual double           GetEG2ControllerValue(uint8_t MIDIKeyVelocity);
69              virtual EGInfo           CalculateEG2ControllerInfluence(double eg2ControllerValue);              virtual EGInfo           CalculateEG2ControllerInfluence(double eg2ControllerValue);
70              virtual void             InitLFO1();              virtual void             TriggerEG2(const EGInfo& egInfo, double velrelease, double velocityAttenuation, uint sampleRate, uint8_t velocity) { }
71              virtual void             InitLFO2();              virtual void             InitLFO1() { }
72              virtual void             InitLFO3();              virtual void             InitLFO2() { }
73                virtual void             InitLFO3() { }
74              virtual float            CalculateCutoffBase(uint8_t MIDIKeyVelocity);              virtual float            CalculateCutoffBase(uint8_t MIDIKeyVelocity);
75              virtual float            CalculateFinalCutoff(float cutoffBase);              virtual float            CalculateFinalCutoff(float cutoffBase);
76              virtual uint8_t          GetVCFCutoffCtrl();              virtual uint8_t          GetVCFCutoffCtrl();
# Line 73  namespace LinuxSampler { namespace sfz { Line 80  namespace LinuxSampler { namespace sfz {
80              virtual double           GetVelocityAttenuation(uint8_t MIDIKeyVelocity);              virtual double           GetVelocityAttenuation(uint8_t MIDIKeyVelocity);
81              virtual double           GetVelocityRelease(uint8_t MIDIKeyVelocity);              virtual double           GetVelocityRelease(uint8_t MIDIKeyVelocity);
82              virtual double           GetSampleAttenuation();              virtual double           GetSampleAttenuation();
83                virtual void             ProcessGroupEvent(RTList<Event>::Iterator& itEvent);
84                virtual void             SetSampleStartOffset();
85                virtual int              GetRAMCacheOffset() { return pRegion->pSample->RAMCacheOffset; }
86    
87          private:          private:
88                EG EG1;
89                EGADSR EGADSR1;
90                EG EG2;
91                EGADSR EGADSR2;
92                SfzSignalUnitRack SignalRack;
93    
94          public: // FIXME: just made public for debugging (sanity check in Engine::RenderAudio()), should be changed to private before the final release          public: // FIXME: just made public for debugging (sanity check in Engine::RenderAudio()), should be changed to private before the final release
95              // Attributes              // Attributes
96              Engine*                     pEngine;            ///< Pointer to the sampler engine, to be able to access the event lists.              Engine*                     pEngine;            ///< Pointer to the sampler engine, to be able to access the event lists.
# Line 88  namespace LinuxSampler { namespace sfz { Line 104  namespace LinuxSampler { namespace sfz {
104              void processCrossFadeEvent(RTList<Event>::Iterator& itEvent);              void processCrossFadeEvent(RTList<Event>::Iterator& itEvent);
105    
106              EngineChannel* GetSfzEngineChannel();              EngineChannel* GetSfzEngineChannel();
107                
108                friend class CCUnit;
109                friend class XFInCCUnit;
110                friend class XFOutCCUnit;
111                friend class AmpEGUnit;
112                friend class FilEGUnit;
113                friend class PitchEGUnit;
114                friend class PitchLFOUnit;
115                friend class AmpLFOUnit;
116                friend class FilLFOUnit;
117                friend class EndpointUnit;
118                friend class SfzSignalUnitRack;
119    
120          protected:          protected:
121              virtual uint8_t CrossfadeAttenuation(uint8_t& CrossfadeControllerValue) {              virtual uint8_t CrossfadeAttenuation(uint8_t& CrossfadeControllerValue) {
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