OpenAL32/Include/alSource.h

   1 #ifndef _AL_SOURCE_H_
   2 #define _AL_SOURCE_H_
   3
   4 #define AL_NUM_SOURCE_PARAMS    128
   5
   6 #include "alFilter.h"
   7 #include "alAuxEffectSlot.h"
   8 #include "AL/al.h"
   9
  10 #define AL_DIRECT_FILTER                                   0x20005
  11 #define AL_AUXILIARY_SEND_FILTER                           0x20006
  12 #define AL_AIR_ABSORPTION_FACTOR                           0x20007
  13 #define AL_ROOM_ROLLOFF_FACTOR                             0x20008
  14 #define AL_CONE_OUTER_GAINHF                               0x20009
  15 #define AL_DIRECT_FILTER_GAINHF_AUTO                       0x2000A
  16 #define AL_AUXILIARY_SEND_FILTER_GAIN_AUTO                 0x2000B
  17 #define AL_AUXILIARY_SEND_FILTER_GAINHF_AUTO               0x2000C
  18
  19 #ifdef __cplusplus
  20 extern "C" {
  21 #endif
  22
  23 typedef struct ALbufferlistitem
  24 {
  25     ALuint                   buffer;
  26     ALuint                   bufferstate;
  27     ALuint                   flag;
  28     struct ALbufferlistitem *next;
  29 } ALbufferlistitem;
  30
  31 typedef struct ALsource_struct
  32 {
  33     ALfloat      flPitch;
  34     ALfloat      flGain;
  35     ALfloat      flOuterGain;
  36     ALfloat      flMinGain;
  37     ALfloat      flMaxGain;
  38     ALfloat      flInnerAngle;
  39     ALfloat      flOuterAngle;
  40     ALfloat      flRefDistance;
  41     ALfloat      flMaxDistance;
  42     ALfloat      flRollOffFactor;
  43     ALfloat      vPosition[3];
  44     ALfloat      vVelocity[3];
  45     ALfloat      vOrientation[3];
  46     ALboolean    bHeadRelative;
  47     ALboolean    bLooping;
  48
  49     ALuint       ulBufferID;
  50
  51     ALboolean    inuse;
  52     ALboolean    play;
  53     ALenum       state;
  54     ALuint       position;
  55     ALuint       position_fraction;
  56     struct ALbufferlistitem *queue; // Linked list of buffers in queue
  57     ALuint       BuffersInQueue;    // Number of buffers in queue
  58     ALuint       BuffersProcessed;  // Number of buffers already processed (played)
  59
  60     ALuint TotalBufferDataSize; // Total amount of data contained in the buffers queued for this source
  61     ALuint BuffersPlayed;       // Number of buffers played on this loop
  62     ALuint BufferPosition;      // Read position in audio data of current buffer
  63
  64     ALfilter DirectFilter;
  65
  66     struct {
  67         ALeffectslot Slot;
  68         ALfilter WetFilter;
  69     } Send[1];
  70
  71     ALfloat LastDrySample;
  72     ALfloat LastWetSample;
  73
  74     ALboolean DryGainHFAuto;
  75     ALboolean WetGainHFAuto;
  76     ALfloat   OuterGainHF;
  77
  78     ALfloat AirAbsorptionFactor;
  79
  80     // Index to itself
  81     ALuint source;
  82
  83     ALint  lBytesPlayed;
  84
  85     ALint  lOffset;
  86     ALint  lOffsetType;
  87
  88     // Source Type (Static, Streaming, or Undetermined)
  89     ALint  lSourceType;
  90
  91     struct ALsource_struct *next;
  92 } ALsource;
  93
  94 #ifdef __cplusplus
  95 }
  96 #endif
  97
  98 #endif