94 lines
1.9 KiB
C
94 lines
1.9 KiB
C
#ifndef _AL_EFFECT_H_
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#define _AL_EFFECT_H_
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#include "AL/al.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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enum {
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EAXREVERB = 0,
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REVERB,
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ECHO,
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MODULATOR,
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DEDICATED,
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MAX_EFFECTS
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};
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extern ALboolean DisabledEffects[MAX_EFFECTS];
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extern ALfloat ReverbBoost;
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extern ALboolean EmulateEAXReverb;
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typedef struct ALeffect
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{
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// Effect type (AL_EFFECT_NULL, ...)
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ALenum type;
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union {
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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 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 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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ALfloat Gain;
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} Dedicated;
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} Params;
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// Index to itself
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ALuint effect;
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} ALeffect;
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static __inline ALboolean IsReverbEffect(ALenum type)
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{ return type == AL_EFFECT_REVERB || type == AL_EFFECT_EAXREVERB; }
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ALvoid ReleaseALEffects(ALCdevice *device);
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#ifdef __cplusplus
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}
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#endif
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#endif
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