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