/[svn]/linuxsampler/trunk/src/engines/common/AbstractVoice.h
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revision 2382 by persson, Sun Dec 2 16:30:42 2012 UTC revision 3444 by schoenebeck, Sun Dec 23 19:32:11 2018 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 41  Line 42 
42    
43  // include the appropriate (unsigned) triangle LFO implementation  // include the appropriate (unsigned) triangle LFO implementation
44  #if CONFIG_UNSIGNED_TRIANG_ALGO == INT_MATH_SOLUTION  #if CONFIG_UNSIGNED_TRIANG_ALGO == INT_MATH_SOLUTION
45  # include "../common/LFOTriangleIntMath.h"  # include "LFOTriangleIntMath.h"
46  #elif CONFIG_UNSIGNED_TRIANG_ALGO == INT_ABS_MATH_SOLUTION  #elif CONFIG_UNSIGNED_TRIANG_ALGO == INT_ABS_MATH_SOLUTION
47  # include "../common/LFOTriangleIntAbsMath.h"  # include "LFOTriangleIntAbsMath.h"
48  #elif CONFIG_UNSIGNED_TRIANG_ALGO == DI_HARMONIC_SOLUTION  #elif CONFIG_UNSIGNED_TRIANG_ALGO == DI_HARMONIC_SOLUTION
49  # include "../common/LFOTriangleDiHarmonic.h"  # include "LFOTriangleDiHarmonic.h"
50  #else  #else
51  # error "Unknown or no (unsigned) triangle LFO implementation selected!"  # error "Unknown or no (unsigned) triangle LFO implementation selected!"
52  #endif  #endif
53    
54  // include the appropriate (signed) triangle LFO implementation  // include the appropriate (signed) triangle LFO implementation
55  #if CONFIG_SIGNED_TRIANG_ALGO == INT_MATH_SOLUTION  #if CONFIG_SIGNED_TRIANG_ALGO == INT_MATH_SOLUTION
56  # include "../common/LFOTriangleIntMath.h"  # include "LFOTriangleIntMath.h"
57  #elif CONFIG_SIGNED_TRIANG_ALGO == INT_ABS_MATH_SOLUTION  #elif CONFIG_SIGNED_TRIANG_ALGO == INT_ABS_MATH_SOLUTION
58  # include "../common/LFOTriangleIntAbsMath.h"  # include "LFOTriangleIntAbsMath.h"
59  #elif CONFIG_SIGNED_TRIANG_ALGO == DI_HARMONIC_SOLUTION  #elif CONFIG_SIGNED_TRIANG_ALGO == DI_HARMONIC_SOLUTION
60  # include "../common/LFOTriangleDiHarmonic.h"  # include "LFOTriangleDiHarmonic.h"
61  #else  #else
62  # error "Unknown or no (signed) triangle LFO implementation selected!"  # error "Unknown or no (signed) triangle LFO implementation selected!"
63  #endif  #endif
# Line 82  namespace LinuxSampler { Line 83  namespace LinuxSampler {
83      class AbstractVoice : public Voice {      class AbstractVoice : public Voice {
84          public:          public:
85              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)
86              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  
87              int          MIDIPan;      ///< the current MIDI pan value plus the value from RegionInfo              int          MIDIPan;      ///< the current MIDI pan value plus the value from RegionInfo
88                
89              SignalUnitRack* const pSignalUnitRack;              SignalUnitRack* const pSignalUnitRack;
90    
91              AbstractVoice(SignalUnitRack* pRack);              AbstractVoice(SignalUnitRack* pRack);
# Line 108  namespace LinuxSampler { Line 108  namespace LinuxSampler {
108              virtual void VoiceFreed() { }              virtual void VoiceFreed() { }
109    
110              virtual void Synthesize(uint Samples, sample_t* pSrc, uint Skip);              virtual void Synthesize(uint Samples, sample_t* pSrc, uint Skip);
111                
112                virtual release_trigger_t GetReleaseTriggerFlags() = 0;
113    
114              uint GetSampleRate() { return GetEngine()->SampleRate; }              uint GetSampleRate() { return GetEngine()->SampleRate; }
115                            
116              uint8_t GetControllerValue(uint8_t Controller) {              uint8_t GetControllerValue(uint8_t Controller) {
117                  return (Controller > 128) ? 0 : pEngineChannel->ControllerTable[Controller];                  return (Controller > 128) ? 0 : pEngineChannel->ControllerTable[Controller];
118              }              }
119    
120                /// Keyboard key on which this voice should listen to transitional events (i.e. note-off events to release the voice).
121                inline uint8_t HostKey() const { return pNote->hostKey; }
122                /// Keyboard key which the voice should use for calculating any synthesis relevant parameters (i.e. pitch).
123                inline uint8_t MIDIKey() const { return pNote->cause.Param.Note.Key; }
124                /// MIDI note-on velocity value which the voice should use for calculating any synthesis relevant parameters (i.e. amplitude).
125                inline uint8_t MIDIVelocity() const { return pNote->cause.Param.Note.Velocity; }
126    
127              void processCCEvents(RTList<Event>::Iterator& itEvent, uint End);              void processCCEvents(RTList<Event>::Iterator& itEvent, uint End);
128              void processPitchEvent(RTList<Event>::Iterator& itEvent);              void processPitchEvent(RTList<Event>::Iterator& itEvent);
129              void processResonanceEvent(RTList<Event>::Iterator& itEvent);              void processResonanceEvent(RTList<Event>::Iterator& itEvent);
# Line 123  namespace LinuxSampler { Line 132  namespace LinuxSampler {
132              void UpdatePortamentoPos(Pool<Event>::Iterator& itNoteOffEvent);              void UpdatePortamentoPos(Pool<Event>::Iterator& itNoteOffEvent);
133              void Kill(Pool<Event>::Iterator& itKillEvent);              void Kill(Pool<Event>::Iterator& itKillEvent);
134              void CreateEq();              void CreateEq();
135                void onScaleTuningChanged();
136    
137              bool                Orphan;             ///< true if this voice is playing a sample from an instrument that is unloaded. When the voice dies, the sample (and dimension region) will be handed back to the instrument resource manager.              bool                Orphan;             ///< true if this voice is playing a sample from an instrument that is unloaded. When the voice dies, the sample (and dimension region) will be handed back to the instrument resource manager.
138              playback_state_t    PlaybackState;      ///< When a sample will be triggered, it will be first played from RAM cache and after a couple of sample points it will switch to disk streaming and at the end of a disk stream we have to add null samples, so the interpolator can do it's work correctly              playback_state_t    PlaybackState;      ///< When a sample will be triggered, it will be first played from RAM cache and after a couple of sample points it will switch to disk streaming and at the end of a disk stream we have to add null samples, so the interpolator can do it's work correctly
# Line 130  namespace LinuxSampler { Line 140  namespace LinuxSampler {
140    
141              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;
142    
143            #if CONFIG_DEVMODE
144            public:
145            #else
146          protected:          protected:
147            #endif
148              SampleInfo      SmplInfo;              SampleInfo      SmplInfo;
149              RegionInfo      RgnInfo;              RegionInfo      RgnInfo;
150              InstrumentInfo  InstrInfo;              InstrumentInfo  InstrInfo;
# Line 138  namespace LinuxSampler { Line 152  namespace LinuxSampler {
152    
153              double                      Pos;                ///< Current playback position in sample              double                      Pos;                ///< Current playback position in sample
154              PitchInfo                   Pitch;              PitchInfo                   Pitch;
155                Fade                        NotePitch;          ///< Updated by calls to built-in instrument script function change_tune() (defaults to 1.0, that is neutral).
156              float                       CutoffBase;         ///< Cutoff frequency before control change, EG and LFO are applied              float                       CutoffBase;         ///< Cutoff frequency before control change, EG and LFO are applied
157              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.
158              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.
159                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).
160                float                       NoteCutoff;         ///< Updated by calls to built-in instrument script function change_cutoff() (defaults to 1.0, that is neutral).
161                float                       NoteResonance;      ///< Updated by calls to built-in instrument script function change_reso() (defaults to 1.0, that is neutral).
162              gig::SmoothVolume           CrossfadeSmoother;  ///< Crossfade volume, updated by crossfade CC events              gig::SmoothVolume           CrossfadeSmoother;  ///< Crossfade volume, updated by crossfade CC events
163              gig::SmoothVolume           VolumeSmoother;     ///< Volume, updated by CC 7 (volume) events              gig::SmoothVolume           VolumeSmoother;     ///< Volume, updated by CC 7 (volume) events
164              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.
165              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.
166                Fade                        NoteVolume;         ///< Note's global volume, updated by change_vol() real-time instrument script calls (defaults to 1.0, that is neutral).
167              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
168              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
169              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.
# Line 293  namespace LinuxSampler { Line 312  namespace LinuxSampler {
312    
313              virtual void    GetFirstEventOnKey(uint8_t MIDIKey, RTList<Event>::Iterator& itEvent) = 0;              virtual void    GetFirstEventOnKey(uint8_t MIDIKey, RTList<Event>::Iterator& itEvent) = 0;
314              virtual void    ProcessCCEvent(RTList<Event>::Iterator& itEvent) = 0;              virtual void    ProcessCCEvent(RTList<Event>::Iterator& itEvent) = 0;
315                virtual void    ProcessChannelPressureEvent(RTList<Event>::Iterator& itEvent) = 0;
316                virtual void    ProcessPolyphonicKeyPressureEvent(RTList<Event>::Iterator& itEvent) = 0;
317              virtual void    ProcessCutoffEvent(RTList<Event>::Iterator& itEvent) = 0;              virtual void    ProcessCutoffEvent(RTList<Event>::Iterator& itEvent) = 0;
318              virtual double  GetVelocityRelease(uint8_t MIDIKeyVelocity) = 0;              virtual double  GetVelocityRelease(uint8_t MIDIKeyVelocity) = 0;
319    
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