#ifndef EFFECTS_BASE_H #define EFFECTS_BASE_H #include "alcmain.h" #include "almalloc.h" #include "alspan.h" #include "atomic.h" struct ALeffectslot; union EffectProps { struct { // Shared Reverb Properties ALfloat Density; ALfloat Diffusion; ALfloat Gain; ALfloat GainHF; ALfloat DecayTime; ALfloat DecayHFRatio; ALfloat ReflectionsGain; ALfloat ReflectionsDelay; ALfloat LateReverbGain; ALfloat LateReverbDelay; ALfloat AirAbsorptionGainHF; ALfloat RoomRolloffFactor; ALboolean DecayHFLimit; // Additional EAX Reverb Properties ALfloat GainLF; ALfloat DecayLFRatio; ALfloat ReflectionsPan[3]; ALfloat LateReverbPan[3]; ALfloat EchoTime; ALfloat EchoDepth; ALfloat ModulationTime; ALfloat ModulationDepth; ALfloat HFReference; ALfloat LFReference; } Reverb; struct { ALfloat AttackTime; ALfloat ReleaseTime; ALfloat Resonance; ALfloat PeakGain; } Autowah; struct { ALint Waveform; ALint Phase; ALfloat Rate; ALfloat Depth; ALfloat Feedback; ALfloat Delay; } Chorus; /* Also Flanger */ struct { ALboolean OnOff; } Compressor; struct { ALfloat Edge; ALfloat Gain; ALfloat LowpassCutoff; ALfloat EQCenter; ALfloat EQBandwidth; } Distortion; struct { ALfloat Delay; ALfloat LRDelay; ALfloat Damping; ALfloat Feedback; ALfloat Spread; } Echo; struct { ALfloat LowCutoff; ALfloat LowGain; ALfloat Mid1Center; ALfloat Mid1Gain; ALfloat Mid1Width; ALfloat Mid2Center; ALfloat Mid2Gain; ALfloat Mid2Width; ALfloat HighCutoff; ALfloat HighGain; } Equalizer; struct { ALfloat Frequency; ALint LeftDirection; ALint RightDirection; } Fshifter; struct { ALfloat Frequency; ALfloat HighPassCutoff; ALint Waveform; } Modulator; struct { ALint CoarseTune; ALint FineTune; } Pshifter; struct { ALfloat Rate; ALint PhonemeA; ALint PhonemeB; ALint PhonemeACoarseTuning; ALint PhonemeBCoarseTuning; ALint Waveform; } Vmorpher; struct { ALfloat Gain; } Dedicated; }; struct EffectVtable { void (*const setParami)(EffectProps *props, ALCcontext *context, ALenum param, ALint val); void (*const setParamiv)(EffectProps *props, ALCcontext *context, ALenum param, const ALint *vals); void (*const setParamf)(EffectProps *props, ALCcontext *context, ALenum param, ALfloat val); void (*const setParamfv)(EffectProps *props, ALCcontext *context, ALenum param, const ALfloat *vals); void (*const getParami)(const EffectProps *props, ALCcontext *context, ALenum param, ALint *val); void (*const getParamiv)(const EffectProps *props, ALCcontext *context, ALenum param, ALint *vals); void (*const getParamf)(const EffectProps *props, ALCcontext *context, ALenum param, ALfloat *val); void (*const getParamfv)(const EffectProps *props, ALCcontext *context, ALenum param, ALfloat *vals); }; #define DEFINE_ALEFFECT_VTABLE(T) \ const EffectVtable T##_vtable = { \ T##_setParami, T##_setParamiv, \ T##_setParamf, T##_setParamfv, \ T##_getParami, T##_getParamiv, \ T##_getParamf, T##_getParamfv, \ } struct EffectTarget { MixParams *Main; RealMixParams *RealOut; }; struct EffectState { RefCount mRef{1u}; al::span mOutTarget; virtual ~EffectState() = default; virtual ALboolean deviceUpdate(const ALCdevice *device) = 0; virtual void update(const ALCcontext *context, const ALeffectslot *slot, const EffectProps *props, const EffectTarget target) = 0; virtual void process(const ALsizei samplesToDo, const FloatBufferLine *RESTRICT samplesIn, const ALsizei numInput, const al::span samplesOut) = 0; void IncRef() noexcept; void DecRef() noexcept; }; struct EffectStateFactory { virtual ~EffectStateFactory() { } virtual EffectState *create() = 0; virtual EffectProps getDefaultProps() const noexcept = 0; virtual const EffectVtable *getEffectVtable() const noexcept = 0; }; EffectStateFactory *NullStateFactory_getFactory(void); EffectStateFactory *ReverbStateFactory_getFactory(void); EffectStateFactory *StdReverbStateFactory_getFactory(void); EffectStateFactory *AutowahStateFactory_getFactory(void); EffectStateFactory *ChorusStateFactory_getFactory(void); EffectStateFactory *CompressorStateFactory_getFactory(void); EffectStateFactory *DistortionStateFactory_getFactory(void); EffectStateFactory *EchoStateFactory_getFactory(void); EffectStateFactory *EqualizerStateFactory_getFactory(void); EffectStateFactory *FlangerStateFactory_getFactory(void); EffectStateFactory *FshifterStateFactory_getFactory(void); EffectStateFactory *ModulatorStateFactory_getFactory(void); EffectStateFactory *PshifterStateFactory_getFactory(void); EffectStateFactory* VmorpherStateFactory_getFactory(void); EffectStateFactory *DedicatedStateFactory_getFactory(void); #endif /* EFFECTS_BASE_H */