OpenAL32/Include/alAuxEffectSlot.h

   1 #ifndef _AL_AUXEFFECTSLOT_H_
   2 #define _AL_AUXEFFECTSLOT_H_
   3
   4 #include "AL/al.h"
   5 #include "alEffect.h"
   6 #include "alFilter.h"
   7
   8 #ifdef __cplusplus
   9 extern "C" {
  10 #endif
  11
  12 #define AL_EFFECTSLOT_EFFECT                               0x0001
  13 #define AL_EFFECTSLOT_GAIN                                 0x0002
  14 #define AL_EFFECTSLOT_AUXILIARY_SEND_AUTO                  0x0003
  15
  16 #define AL_EFFECTSLOT_NULL                                 0x0000
  17
  18 typedef struct ALeffectState ALeffectState;
  19
  20 typedef struct ALeffectslot
  21 {
  22     ALeffect effect;
  23
  24     ALfloat Gain;
  25     ALboolean AuxSendAuto;
  26
  27     ALeffectState *EffectState;
  28
  29     ALfloat WetBuffer[BUFFERSIZE];
  30
  31     ALuint refcount;
  32
  33     // Index to itself
  34     ALuint effectslot;
  35
  36     struct ALeffectslot *next;
  37 } ALeffectslot;
  38
  39 ALvoid AL_APIENTRY alGenAuxiliaryEffectSlots(ALsizei n, ALuint *effectslots);
  40 ALvoid AL_APIENTRY alDeleteAuxiliaryEffectSlots(ALsizei n, ALuint *effectslots);
  41 ALboolean AL_APIENTRY alIsAuxiliaryEffectSlot(ALuint effectslot);
  42
  43 ALvoid AL_APIENTRY alAuxiliaryEffectSloti(ALuint effectslot, ALenum param, ALint iValue);
  44 ALvoid AL_APIENTRY alAuxiliaryEffectSlotiv(ALuint effectslot, ALenum param, ALint *piValues);
  45 ALvoid AL_APIENTRY alAuxiliaryEffectSlotf(ALuint effectslot, ALenum param, ALfloat flValue);
  46 ALvoid AL_APIENTRY alAuxiliaryEffectSlotfv(ALuint effectslot, ALenum param, ALfloat *pflValues);
  47
  48 ALvoid AL_APIENTRY alGetAuxiliaryEffectSloti(ALuint effectslot, ALenum param, ALint *piValue);
  49 ALvoid AL_APIENTRY alGetAuxiliaryEffectSlotiv(ALuint effectslot, ALenum param, ALint *piValues);
  50 ALvoid AL_APIENTRY alGetAuxiliaryEffectSlotf(ALuint effectslot, ALenum param, ALfloat *pflValue);
  51 ALvoid AL_APIENTRY alGetAuxiliaryEffectSlotfv(ALuint effectslot, ALenum param, ALfloat *pflValues);
  52
  53 ALvoid ReleaseALAuxiliaryEffectSlots(ALCcontext *Context);
  54
  55
  56 struct ALeffectState {
  57     ALvoid (*Destroy)(ALeffectState *State);
  58     ALboolean (*DeviceUpdate)(ALeffectState *State, ALCdevice *Device);
  59     ALvoid (*Update)(ALeffectState *State, ALCcontext *Context, const ALeffect *Effect);
  60     ALvoid (*Process)(ALeffectState *State, const ALeffectslot *Slot, ALuint SamplesToDo, const ALfloat *SamplesIn, ALfloat (*SamplesOut)[OUTPUTCHANNELS]);
  61 };
  62
  63 ALeffectState *NoneCreate(void);
  64 ALeffectState *EAXVerbCreate(void);
  65 ALeffectState *VerbCreate(void);
  66 ALeffectState *EchoCreate(void);
  67
  68 #define ALEffect_Destroy(a)         ((a)->Destroy((a)))
  69 #define ALEffect_DeviceUpdate(a,b)  ((a)->DeviceUpdate((a),(b)))
  70 #define ALEffect_Update(a,b,c)      ((a)->Update((a),(b),(c)))
  71 #define ALEffect_Process(a,b,c,d,e) ((a)->Process((a),(b),(c),(d),(e)))
  72
  73
  74 #ifdef __cplusplus
  75 }
  76 #endif
  77
  78 #endif