Alc/mixer_defs.h

   1 #ifndef MIXER_DEFS_H
   2 #define MIXER_DEFS_H
   3
   4 #include "AL/alc.h"
   5 #include "AL/al.h"
   6 #include "alMain.h"
   7 #include "alu.h"
   8
   9 struct MixGains;
  10
  11 struct HrtfParams;
  12 struct HrtfState;
  13
  14 /* C resamplers */
  15 const ALfloat *Resample_copy32_C(const ALfloat *src, ALuint frac, ALuint increment, ALfloat *restrict dst, ALuint dstlen);
  16 const ALfloat *Resample_point32_C(const ALfloat *src, ALuint frac, ALuint increment, ALfloat *restrict dst, ALuint dstlen);
  17 const ALfloat *Resample_lerp32_C(const ALfloat *src, ALuint frac, ALuint increment, ALfloat *restrict dst, ALuint dstlen);
  18 const ALfloat *Resample_cubic32_C(const ALfloat *src, ALuint frac, ALuint increment, ALfloat *restrict dst, ALuint dstlen);
  19
  20
  21 /* C mixers */
  22 void MixDirect_Hrtf_C(ALfloat (*restrict OutBuffer)[BUFFERSIZE], const ALfloat *data,
  23                       ALuint Counter, ALuint Offset, ALuint OutPos, const ALuint IrSize,
  24                       const struct HrtfParams *hrtfparams, struct HrtfState *hrtfstate,
  25                       ALuint BufferSize);
  26 void MixDirect_C(ALfloat (*restrict OutBuffer)[BUFFERSIZE], const ALfloat *data,
  27                  struct MixGains *Gains, ALuint Counter, ALuint OutPos,
  28                  ALuint BufferSize);
  29 void MixSend_C(ALfloat (*restrict OutBuffer)[BUFFERSIZE], const ALfloat *data,
  30                struct MixGains *Gain, ALuint Counter, ALuint OutPos,
  31                ALuint BufferSize);
  32
  33 /* SSE mixers */
  34 void MixDirect_Hrtf_SSE(ALfloat (*restrict OutBuffer)[BUFFERSIZE], const ALfloat *data,
  35                         ALuint Counter, ALuint Offset, ALuint OutPos, const ALuint IrSize,
  36                         const struct HrtfParams *hrtfparams, struct HrtfState *hrtfstate,
  37                         ALuint BufferSize);
  38 void MixDirect_SSE(ALfloat (*restrict OutBuffer)[BUFFERSIZE], const ALfloat *data,
  39                    struct MixGains *Gains, ALuint Counter, ALuint OutPos,
  40                    ALuint BufferSize);
  41 void MixSend_SSE(ALfloat (*restrict OutBuffer)[BUFFERSIZE], const ALfloat *data,
  42                  struct MixGains *Gain, ALuint Counter, ALuint OutPos,
  43                  ALuint BufferSize);
  44
  45 /* SSE resamplers */
  46 inline void InitiatePositionArrays(ALuint frac, ALuint increment, ALuint *frac_arr, ALuint *pos_arr, ALuint size)
  47 {
  48     ALuint i;
  49
  50     pos_arr[0] = 0;
  51     frac_arr[0] = frac;
  52     for(i = 1;i < size;i++)
  53     {
  54         ALuint frac_tmp = frac_arr[i-1] + increment;
  55         pos_arr[i] = pos_arr[i-1] + (frac_tmp>>FRACTIONBITS);
  56         frac_arr[i] = frac_tmp&FRACTIONMASK;
  57     }
  58 }
  59
  60 const ALfloat *Resample_lerp32_SSE2(const ALfloat *src, ALuint frac, ALuint increment,
  61                                     ALfloat *restrict dst, ALuint numsamples);
  62 const ALfloat *Resample_lerp32_SSE41(const ALfloat *src, ALuint frac, ALuint increment,
  63                                      ALfloat *restrict dst, ALuint numsamples);
  64
  65 /* Neon mixers */
  66 void MixDirect_Hrtf_Neon(ALfloat (*restrict OutBuffer)[BUFFERSIZE], const ALfloat *data,
  67                          ALuint Counter, ALuint Offset, ALuint OutPos, const ALuint IrSize,
  68                          const struct HrtfParams *hrtfparams, struct HrtfState *hrtfstate,
  69                          ALuint BufferSize);
  70 void MixDirect_Neon(ALfloat (*restrict OutBuffer)[BUFFERSIZE], const ALfloat *data,
  71                     struct MixGains *Gains, ALuint Counter, ALuint OutPos,
  72                     ALuint BufferSize);
  73 void MixSend_Neon(ALfloat (*restrict OutBuffer)[BUFFERSIZE], const ALfloat *data,
  74                   struct MixGains *Gain, ALuint Counter, ALuint OutPos,
  75                   ALuint BufferSize);
  76
  77 #endif /* MIXER_DEFS_H */