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 MixHrtfParams;
  12 struct HrtfState;
  13
  14 /* C resamplers */
  15 const ALfloat *Resample_copy32_C(const BsincState *state, const ALfloat *src, ALuint frac, ALuint increment, ALfloat *restrict dst, ALuint dstlen);
  16 const ALfloat *Resample_point32_C(const BsincState *state, const ALfloat *src, ALuint frac, ALuint increment, ALfloat *restrict dst, ALuint dstlen);
  17 const ALfloat *Resample_lerp32_C(const BsincState *state, const ALfloat *src, ALuint frac, ALuint increment, ALfloat *restrict dst, ALuint dstlen);
  18 const ALfloat *Resample_fir4_32_C(const BsincState *state, const ALfloat *src, ALuint frac, ALuint increment, ALfloat *restrict dst, ALuint dstlen);
  19 const ALfloat *Resample_fir8_32_C(const BsincState *state, const ALfloat *src, ALuint frac, ALuint increment, ALfloat *restrict dst, ALuint dstlen);
  20 const ALfloat *Resample_bsinc32_C(const BsincState *state, const ALfloat *src, ALuint frac, ALuint increment, ALfloat *restrict dst, ALuint dstlen);
  21
  22
  23 /* C mixers */
  24 void MixHrtf_C(ALfloat (*restrict OutBuffer)[BUFFERSIZE], ALuint lidx, ALuint ridx,
  25                const ALfloat *data, ALuint Counter, ALuint Offset, ALuint OutPos,
  26                const ALuint IrSize, const struct MixHrtfParams *hrtfparams,
  27                struct HrtfState *hrtfstate, ALuint BufferSize);
  28 void Mix_C(const ALfloat *data, ALuint OutChans, ALfloat (*restrict OutBuffer)[BUFFERSIZE],
  29            struct MixGains *Gains, ALuint Counter, ALuint OutPos, ALuint BufferSize);
  30
  31 /* SSE mixers */
  32 void MixHrtf_SSE(ALfloat (*restrict OutBuffer)[BUFFERSIZE], ALuint lidx, ALuint ridx,
  33                  const ALfloat *data, ALuint Counter, ALuint Offset, ALuint OutPos,
  34                  const ALuint IrSize, const struct MixHrtfParams *hrtfparams,
  35                  struct HrtfState *hrtfstate, ALuint BufferSize);
  36 void Mix_SSE(const ALfloat *data, ALuint OutChans, ALfloat (*restrict OutBuffer)[BUFFERSIZE],
  37              struct MixGains *Gains, ALuint Counter, ALuint OutPos, ALuint BufferSize);
  38
  39 /* SSE resamplers */
  40 inline void InitiatePositionArrays(ALuint frac, ALuint increment, ALuint *frac_arr, ALuint *pos_arr, ALuint size)
  41 {
  42     ALuint i;
  43
  44     pos_arr[0] = 0;
  45     frac_arr[0] = frac;
  46     for(i = 1;i < size;i++)
  47     {
  48         ALuint frac_tmp = frac_arr[i-1] + increment;
  49         pos_arr[i] = pos_arr[i-1] + (frac_tmp>>FRACTIONBITS);
  50         frac_arr[i] = frac_tmp&FRACTIONMASK;
  51     }
  52 }
  53
  54 const ALfloat *Resample_bsinc32_SSE(const BsincState *state, const ALfloat *src, ALuint frac,
  55                                     ALuint increment, ALfloat *restrict dst, ALuint dstlen);
  56
  57 const ALfloat *Resample_lerp32_SSE2(const BsincState *state, const ALfloat *src, ALuint frac, ALuint increment,
  58                                     ALfloat *restrict dst, ALuint numsamples);
  59 const ALfloat *Resample_lerp32_SSE41(const BsincState *state, const ALfloat *src, ALuint frac, ALuint increment,
  60                                      ALfloat *restrict dst, ALuint numsamples);
  61
  62 const ALfloat *Resample_fir4_32_SSE3(const BsincState *state, const ALfloat *src, ALuint frac, ALuint increment,
  63                                      ALfloat *restrict dst, ALuint numsamples);
  64 const ALfloat *Resample_fir4_32_SSE41(const BsincState *state, const ALfloat *src, ALuint frac, ALuint increment,
  65                                       ALfloat *restrict dst, ALuint numsamples);
  66
  67 const ALfloat *Resample_fir8_32_SSE3(const BsincState *state, const ALfloat *src, ALuint frac, ALuint increment,
  68                                      ALfloat *restrict dst, ALuint numsamples);
  69 const ALfloat *Resample_fir8_32_SSE41(const BsincState *state, const ALfloat *src, ALuint frac, ALuint increment,
  70                                       ALfloat *restrict dst, ALuint numsamples);
  71
  72 /* Neon mixers */
  73 void MixHrtf_Neon(ALfloat (*restrict OutBuffer)[BUFFERSIZE], ALuint lidx, ALuint ridx,
  74                   const ALfloat *data, ALuint Counter, ALuint Offset, ALuint OutPos,
  75                   const ALuint IrSize, const struct MixHrtfParams *hrtfparams,
  76                   struct HrtfState *hrtfstate, ALuint BufferSize);
  77 void Mix_Neon(const ALfloat *data, ALuint OutChans, ALfloat (*restrict OutBuffer)[BUFFERSIZE],
  78               struct MixGains *Gains, ALuint Counter, ALuint OutPos, ALuint BufferSize);
  79
  80 #endif /* MIXER_DEFS_H */