al/buffer.h

   1 #ifndef AL_BUFFER_H
   2 #define AL_BUFFER_H
   3
   4 #include <atomic>
   5
   6 #include "AL/al.h"
   7
   8 #include "albyte.h"
   9 #include "almalloc.h"
  10 #include "atomic.h"
  11 #include "buffer_storage.h"
  12 #include "inprogext.h"
  13 #include "vector.h"
  14
  15
  16 /* User formats */
  17 enum UserFmtType : unsigned char {
  18     UserFmtUByte = FmtUByte,
  19     UserFmtShort = FmtShort,
  20     UserFmtFloat = FmtFloat,
  21     UserFmtMulaw = FmtMulaw,
  22     UserFmtAlaw = FmtAlaw,
  23     UserFmtDouble = FmtDouble,
  24
  25     UserFmtIMA4 = 128,
  26     UserFmtMSADPCM,
  27 };
  28 enum UserFmtChannels : unsigned char {
  29     UserFmtMono = FmtMono,
  30     UserFmtStereo = FmtStereo,
  31     UserFmtRear = FmtRear,
  32     UserFmtQuad = FmtQuad,
  33     UserFmtX51 = FmtX51,
  34     UserFmtX61 = FmtX61,
  35     UserFmtX71 = FmtX71,
  36     UserFmtBFormat2D = FmtBFormat2D,
  37     UserFmtBFormat3D = FmtBFormat3D,
  38 };
  39
  40
  41 struct ALbuffer {
  42     BufferStorage mBuffer;
  43
  44     ALbitfieldSOFT Access{0u};
  45
  46     UserFmtType OriginalType{};
  47     ALuint OriginalSize{0};
  48     ALuint OriginalAlign{0};
  49
  50     ALuint LoopStart{0u};
  51     ALuint LoopEnd{0u};
  52
  53     ALuint UnpackAlign{0};
  54     ALuint PackAlign{0};
  55     ALuint UnpackAmbiOrder{1};
  56
  57     ALbitfieldSOFT MappedAccess{0u};
  58     ALsizei MappedOffset{0};
  59     ALsizei MappedSize{0};
  60
  61     /* Number of times buffer was attached to a source (deletion can only occur when 0) */
  62     RefCount ref{0u};
  63
  64     /* Self ID */
  65     ALuint id{0};
  66
  67     inline ALuint bytesFromFmt() const noexcept { return mBuffer.bytesFromFmt(); }
  68     inline ALuint channelsFromFmt() const noexcept { return mBuffer.channelsFromFmt(); }
  69     inline ALuint frameSizeFromFmt() const noexcept { return mBuffer.frameSizeFromFmt(); }
  70
  71     DISABLE_ALLOC()
  72 };
  73
  74 #endif