/[svn]/linuxsampler/trunk/src/engines/common/AbstractVoice.h
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revision 2559 by schoenebeck, Sun May 18 17:38:25 2014 UTC revision 3612 by schoenebeck, Mon Sep 30 18:03:43 2019 UTC
# Line 29  Line 29 
29    
30  #include "../../common/global_private.h"  #include "../../common/global_private.h"
31  #include "../AbstractEngineChannel.h"  #include "../AbstractEngineChannel.h"
32  #include "../common/LFOBase.h"  #include "LFOBase.h"
33    #include "Fade.h"
34  #include "../EngineBase.h"  #include "../EngineBase.h"
35  #include "EG.h"  #include "EG.h"
36  #include "../gig/EGADSR.h"  #include "../gig/EGADSR.h"
# Line 38  Line 39 
39  #include "../gig/Synthesizer.h"  #include "../gig/Synthesizer.h"
40  #include "../gig/Profiler.h"  #include "../gig/Profiler.h"
41  #include "SignalUnitRack.h"  #include "SignalUnitRack.h"
42    #include "LFOAll.h"
 // include the appropriate (unsigned) triangle LFO implementation  
 #if CONFIG_UNSIGNED_TRIANG_ALGO == INT_MATH_SOLUTION  
 # include "../common/LFOTriangleIntMath.h"  
 #elif CONFIG_UNSIGNED_TRIANG_ALGO == INT_ABS_MATH_SOLUTION  
 # include "../common/LFOTriangleIntAbsMath.h"  
 #elif CONFIG_UNSIGNED_TRIANG_ALGO == DI_HARMONIC_SOLUTION  
 # include "../common/LFOTriangleDiHarmonic.h"  
 #else  
 # error "Unknown or no (unsigned) triangle LFO implementation selected!"  
 #endif  
   
 // include the appropriate (signed) triangle LFO implementation  
 #if CONFIG_SIGNED_TRIANG_ALGO == INT_MATH_SOLUTION  
 # include "../common/LFOTriangleIntMath.h"  
 #elif CONFIG_SIGNED_TRIANG_ALGO == INT_ABS_MATH_SOLUTION  
 # include "../common/LFOTriangleIntAbsMath.h"  
 #elif CONFIG_SIGNED_TRIANG_ALGO == DI_HARMONIC_SOLUTION  
 # include "../common/LFOTriangleDiHarmonic.h"  
 #else  
 # error "Unknown or no (signed) triangle LFO implementation selected!"  
 #endif  
43    
44  namespace LinuxSampler {  namespace LinuxSampler {
45    
     #if CONFIG_UNSIGNED_TRIANG_ALGO == INT_MATH_SOLUTION  
     typedef LFOTriangleIntMath<range_unsigned> LFOUnsigned;  
     #elif CONFIG_UNSIGNED_TRIANG_ALGO == INT_ABS_MATH_SOLUTION  
     typedef LFOTriangleIntAbsMath<range_unsigned> LFOUnsigned;  
     #elif CONFIG_UNSIGNED_TRIANG_ALGO == DI_HARMONIC_SOLUTION  
     typedef LFOTriangleDiHarmonic<range_unsigned> LFOUnsigned;  
     #endif  
   
     #if CONFIG_SIGNED_TRIANG_ALGO == INT_MATH_SOLUTION  
     typedef LFOTriangleIntMath<range_signed> LFOSigned;  
     #elif CONFIG_SIGNED_TRIANG_ALGO == INT_ABS_MATH_SOLUTION  
     typedef LFOTriangleIntAbsMath<range_signed> LFOSigned;  
     #elif CONFIG_SIGNED_TRIANG_ALGO == DI_HARMONIC_SOLUTION  
     typedef LFOTriangleDiHarmonic<range_signed> LFOSigned;  
     #endif  
   
46      class AbstractVoice : public Voice {      class AbstractVoice : public Voice {
47          public:          public:
48              type_t       Type;         ///< Voice Type (bit field, a voice may have several types)              type_t       Type;         ///< Voice Type (bit field, a voice may have several types)
49              int          MIDIKey;      ///< MIDI key number of the key that triggered the voice              NoteBase*    pNote;        ///< Note this voice belongs to and was caused by.
             uint8_t      MIDIVelocity; ///< MIDI velocity of the key that triggered the voice  
50              int          MIDIPan;      ///< the current MIDI pan value plus the value from RegionInfo              int          MIDIPan;      ///< the current MIDI pan value plus the value from RegionInfo
51                
52              SignalUnitRack* const pSignalUnitRack;              SignalUnitRack* const pSignalUnitRack;
53    
54              AbstractVoice(SignalUnitRack* pRack);              AbstractVoice(SignalUnitRack* pRack);
# Line 108  namespace LinuxSampler { Line 71  namespace LinuxSampler {
71              virtual void VoiceFreed() { }              virtual void VoiceFreed() { }
72    
73              virtual void Synthesize(uint Samples, sample_t* pSrc, uint Skip);              virtual void Synthesize(uint Samples, sample_t* pSrc, uint Skip);
74                
75                virtual release_trigger_t GetReleaseTriggerFlags() = 0;
76    
77              uint GetSampleRate() { return GetEngine()->SampleRate; }              uint GetSampleRate() { return GetEngine()->SampleRate; }
78                            
79              uint8_t GetControllerValue(uint8_t Controller) {              uint8_t GetControllerValue(uint8_t Controller) {
80                  return (Controller > 128) ? 0 : pEngineChannel->ControllerTable[Controller];                  return (Controller > 128) ? 0 : pEngineChannel->ControllerTable[Controller];
81              }              }
82    
83                /// Keyboard key on which this voice should listen to transitional events (i.e. note-off events to release the voice).
84                inline uint8_t HostKey() const { return pNote->hostKey; }
85                /// Keyboard key which the voice should use for calculating any synthesis relevant parameters (i.e. pitch).
86                inline uint8_t MIDIKey() const { return pNote->cause.Param.Note.Key; }
87                /// MIDI note-on velocity value which the voice should use for calculating any synthesis relevant parameters (i.e. amplitude).
88                inline uint8_t MIDIVelocity() const { return pNote->cause.Param.Note.Velocity; }
89    
90              void processCCEvents(RTList<Event>::Iterator& itEvent, uint End);              void processCCEvents(RTList<Event>::Iterator& itEvent, uint End);
91              void processPitchEvent(RTList<Event>::Iterator& itEvent);              void processPitchEvent(RTList<Event>::Iterator& itEvent);
92              void processResonanceEvent(RTList<Event>::Iterator& itEvent);              void processResonanceEvent(RTList<Event>::Iterator& itEvent);
# Line 131  namespace LinuxSampler { Line 103  namespace LinuxSampler {
103    
104              template<class TV, class TRR, class TR, class TD, class TIM, class TI> friend class EngineBase;              template<class TV, class TRR, class TR, class TD, class TIM, class TI> friend class EngineBase;
105    
106            #if CONFIG_DEVMODE
107            public:
108            #else
109          protected:          protected:
110            #endif
111              SampleInfo      SmplInfo;              SampleInfo      SmplInfo;
112              RegionInfo      RgnInfo;              RegionInfo      RgnInfo;
113              InstrumentInfo  InstrInfo;              InstrumentInfo  InstrInfo;
# Line 139  namespace LinuxSampler { Line 115  namespace LinuxSampler {
115    
116              double                      Pos;                ///< Current playback position in sample              double                      Pos;                ///< Current playback position in sample
117              PitchInfo                   Pitch;              PitchInfo                   Pitch;
118                Fade                        NotePitch;          ///< Updated by calls to built-in instrument script function change_tune() (defaults to 1.0, that is neutral).
119              float                       CutoffBase;         ///< Cutoff frequency before control change, EG and LFO are applied              float                       CutoffBase;         ///< Cutoff frequency before control change, EG and LFO are applied
120              float                       VolumeLeft;         ///< Left channel volume. This factor is calculated when the voice is triggered and doesn't change after that.              float                       VolumeLeft;         ///< Left channel volume. This factor is calculated when the voice is triggered and doesn't change after that.
121              float                       VolumeRight;        ///< Right channel volume. This factor is calculated when the voice is triggered and doesn't change after that.              float                       VolumeRight;        ///< Right channel volume. This factor is calculated when the voice is triggered and doesn't change after that.
122                Fade                        NotePan[2];         ///< Updated by calls to built-in instrument script function change_pan() (defaults to 1.0, that is neutral, index 0 for left pan, index 1 for right).
123                NoteBase::Norm              NoteCutoff;         ///< Updated by calls to built-in instrument script function change_cutoff() (defaults to 1.0, that is neutral).
124                NoteBase::Norm              NoteResonance;      ///< Updated by calls to built-in instrument script function change_reso() (defaults to 1.0, that is neutral).
125              gig::SmoothVolume           CrossfadeSmoother;  ///< Crossfade volume, updated by crossfade CC events              gig::SmoothVolume           CrossfadeSmoother;  ///< Crossfade volume, updated by crossfade CC events
126              gig::SmoothVolume           VolumeSmoother;     ///< Volume, updated by CC 7 (volume) events              gig::SmoothVolume           VolumeSmoother;     ///< Volume, updated by CC 7 (volume) events
127              gig::SmoothVolume           PanLeftSmoother;    ///< Left channel volume, updated by CC 10 (pan) events              gig::SmoothVolume           PanLeftSmoother;    ///< Left channel volume, updated by CC 10 (pan) events and change_pan() real-time instrument script calls.
128              gig::SmoothVolume           PanRightSmoother;   ///< Right channel volume, updated by CC 10 (pan) events              gig::SmoothVolume           PanRightSmoother;   ///< Right channel volume, updated by CC 10 (pan) events and change_pan() real-time instrument script calls.
129                Fade                        NoteVolume;         ///< Note's global volume, updated by change_vol() real-time instrument script calls (defaults to 1.0, that is neutral).
130              bool                        DiskVoice;          ///< If the sample is very short it completely fits into the RAM cache and doesn't need to be streamed from disk, in that case this flag is set to false              bool                        DiskVoice;          ///< If the sample is very short it completely fits into the RAM cache and doesn't need to be streamed from disk, in that case this flag is set to false
131              bool                        RAMLoop;            ///< If this voice has a loop defined which completely fits into the cached RAM part of the sample, in this case we handle the looping within the voice class, else if the loop is located in the disk stream part, we let the disk stream handle the looping              bool                        RAMLoop;            ///< If this voice has a loop defined which completely fits into the cached RAM part of the sample, in this case we handle the looping within the voice class, else if the loop is located in the disk stream part, we let the disk stream handle the looping
132              unsigned long               MaxRAMPos;          ///< The upper allowed limit (not actually the end) in the RAM sample cache, after that point it's not safe to chase the interpolator another time over over the current cache position, instead we switch to disk then.              unsigned long               MaxRAMPos;          ///< The upper allowed limit (not actually the end) in the RAM sample cache, after that point it's not safe to chase the interpolator another time over over the current cache position, instead we switch to disk then.
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