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 typedef struct ALeffectState ALeffectState;
  13
  14 typedef struct ALeffectslot
  15 {
  16     ALeffect effect;
  17
  18     volatile ALfloat   Gain;
  19     volatile ALboolean AuxSendAuto;
  20
  21     volatile ALenum NeedsUpdate;
  22     ALeffectState *EffectState;
  23
  24     ALfloat WetBuffer[BUFFERSIZE];
  25
  26     ALfloat ClickRemoval[1];
  27     ALfloat PendingClicks[1];
  28
  29     RefCount ref;
  30
  31     /* Self ID */
  32     ALuint id;
  33 } ALeffectslot;
  34
  35
  36 ALenum InitEffectSlot(ALeffectslot *slot);
  37 ALvoid ReleaseALAuxiliaryEffectSlots(ALCcontext *Context);
  38
  39 struct ALeffectState {
  40     ALvoid (*Destroy)(ALeffectState *State);
  41     ALboolean (*DeviceUpdate)(ALeffectState *State, ALCdevice *Device);
  42     ALvoid (*Update)(ALeffectState *State, ALCdevice *Device, const ALeffectslot *Slot);
  43     ALvoid (*Process)(ALeffectState *State, ALuint SamplesToDo, const ALfloat *SamplesIn, ALfloat (*SamplesOut)[MaxChannels]);
  44 };
  45
  46 ALeffectState *NoneCreate(void);
  47 ALeffectState *ReverbCreate(void);
  48 ALeffectState *EchoCreate(void);
  49 ALeffectState *ModulatorCreate(void);
  50 ALeffectState *DedicatedCreate(void);
  51
  52 #define ALeffectState_Destroy(a)        ((a)->Destroy((a)))
  53 #define ALeffectState_DeviceUpdate(a,b) ((a)->DeviceUpdate((a),(b)))
  54 #define ALeffectState_Update(a,b,c)     ((a)->Update((a),(b),(c)))
  55 #define ALeffectState_Process(a,b,c,d)  ((a)->Process((a),(b),(c),(d)))
  56
  57 ALenum InitializeEffect(ALCdevice *Device, ALeffectslot *EffectSlot, ALeffect *effect);
  58
  59 #ifdef __cplusplus
  60 }
  61 #endif
  62
  63 #endif