openal-soft/Alc/mixer_defs.h
Chris Robinson cbb796bf31 Use ALsizei for sizes and offsets with the mixer
Unsigned 32-bit offsets actually have some potential overhead on 64-bit targets
for pointer/array accesses due to rules on integer wrapping. No idea how much
impact it has in practice, but it's nice to be correct about it.
2017-01-16 08:06:25 -08:00

111 lines
6.2 KiB
C

#ifndef MIXER_DEFS_H
#define MIXER_DEFS_H
#include "AL/alc.h"
#include "AL/al.h"
#include "alMain.h"
#include "alu.h"
struct MixGains;
struct MixHrtfParams;
struct HrtfState;
/* C resamplers */
const ALfloat *Resample_copy32_C(const BsincState *state, const ALfloat *restrict src, ALuint frac, ALuint increment, ALfloat *restrict dst, ALuint dstlen);
const ALfloat *Resample_point32_C(const BsincState *state, const ALfloat *restrict src, ALuint frac, ALuint increment, ALfloat *restrict dst, ALuint dstlen);
const ALfloat *Resample_lerp32_C(const BsincState *state, const ALfloat *restrict src, ALuint frac, ALuint increment, ALfloat *restrict dst, ALuint dstlen);
const ALfloat *Resample_fir4_32_C(const BsincState *state, const ALfloat *restrict src, ALuint frac, ALuint increment, ALfloat *restrict dst, ALuint dstlen);
const ALfloat *Resample_fir8_32_C(const BsincState *state, const ALfloat *restrict src, ALuint frac, ALuint increment, ALfloat *restrict dst, ALuint dstlen);
const ALfloat *Resample_bsinc32_C(const BsincState *state, const ALfloat *restrict src, ALuint frac, ALuint increment, ALfloat *restrict dst, ALuint dstlen);
/* C mixers */
void MixHrtf_C(ALfloat (*restrict OutBuffer)[BUFFERSIZE], ALsizei lidx, ALsizei ridx,
const ALfloat *data, ALsizei Counter, ALsizei Offset, ALsizei OutPos,
const ALsizei IrSize, const struct MixHrtfParams *hrtfparams,
struct HrtfState *hrtfstate, ALsizei BufferSize);
void MixDirectHrtf_C(ALfloat (*restrict OutBuffer)[BUFFERSIZE], ALsizei lidx, ALsizei ridx,
const ALfloat *data, ALsizei Offset, const ALsizei IrSize,
ALfloat (*restrict Coeffs)[2], ALfloat (*restrict Values)[2],
ALsizei BufferSize);
void Mix_C(const ALfloat *data, ALsizei OutChans, ALfloat (*restrict OutBuffer)[BUFFERSIZE],
ALfloat *CurrentGains, const ALfloat *TargetGains, ALsizei Counter, ALsizei OutPos,
ALsizei BufferSize);
void MixRow_C(ALfloat *OutBuffer, const ALfloat *Gains,
const ALfloat (*restrict data)[BUFFERSIZE], ALsizei InChans,
ALsizei InPos, ALsizei BufferSize);
/* SSE mixers */
void MixHrtf_SSE(ALfloat (*restrict OutBuffer)[BUFFERSIZE], ALsizei lidx, ALsizei ridx,
const ALfloat *data, ALsizei Counter, ALsizei Offset, ALsizei OutPos,
const ALsizei IrSize, const struct MixHrtfParams *hrtfparams,
struct HrtfState *hrtfstate, ALsizei BufferSize);
void MixDirectHrtf_SSE(ALfloat (*restrict OutBuffer)[BUFFERSIZE], ALsizei lidx, ALsizei ridx,
const ALfloat *data, ALsizei Offset, const ALsizei IrSize,
ALfloat (*restrict Coeffs)[2], ALfloat (*restrict Values)[2],
ALsizei BufferSize);
void Mix_SSE(const ALfloat *data, ALsizei OutChans, ALfloat (*restrict OutBuffer)[BUFFERSIZE],
ALfloat *CurrentGains, const ALfloat *TargetGains, ALsizei Counter, ALsizei OutPos,
ALsizei BufferSize);
void MixRow_SSE(ALfloat *OutBuffer, const ALfloat *Gains,
const ALfloat (*restrict data)[BUFFERSIZE], ALsizei InChans,
ALsizei InPos, ALsizei BufferSize);
/* SSE resamplers */
inline void InitiatePositionArrays(ALuint frac, ALuint increment, ALuint *restrict frac_arr, ALuint *restrict pos_arr, ALuint size)
{
ALuint i;
pos_arr[0] = 0;
frac_arr[0] = frac;
for(i = 1;i < size;i++)
{
ALuint frac_tmp = frac_arr[i-1] + increment;
pos_arr[i] = pos_arr[i-1] + (frac_tmp>>FRACTIONBITS);
frac_arr[i] = frac_tmp&FRACTIONMASK;
}
}
const ALfloat *Resample_bsinc32_SSE(const BsincState *state, const ALfloat *restrict src, ALuint frac,
ALuint increment, ALfloat *restrict dst, ALuint dstlen);
const ALfloat *Resample_lerp32_SSE2(const BsincState *state, const ALfloat *restrict src,
ALuint frac, ALuint increment, ALfloat *restrict dst,
ALuint numsamples);
const ALfloat *Resample_lerp32_SSE41(const BsincState *state, const ALfloat *restrict src,
ALuint frac, ALuint increment, ALfloat *restrict dst,
ALuint numsamples);
const ALfloat *Resample_fir4_32_SSE3(const BsincState *state, const ALfloat *restrict src,
ALuint frac, ALuint increment, ALfloat *restrict dst,
ALuint numsamples);
const ALfloat *Resample_fir4_32_SSE41(const BsincState *state, const ALfloat *restrict src,
ALuint frac, ALuint increment, ALfloat *restrict dst,
ALuint numsamples);
const ALfloat *Resample_fir8_32_SSE3(const BsincState *state, const ALfloat *restrict src,
ALuint frac, ALuint increment, ALfloat *restrict dst,
ALuint numsamples);
const ALfloat *Resample_fir8_32_SSE41(const BsincState *state, const ALfloat *restrict src,
ALuint frac, ALuint increment, ALfloat *restrict dst,
ALuint numsamples);
/* Neon mixers */
void MixHrtf_Neon(ALfloat (*restrict OutBuffer)[BUFFERSIZE], ALsizei lidx, ALsizei ridx,
const ALfloat *data, ALsizei Counter, ALsizei Offset, ALsizei OutPos,
const ALsizei IrSize, const struct MixHrtfParams *hrtfparams,
struct HrtfState *hrtfstate, ALsizei BufferSize);
void MixDirectHrtf_Neon(ALfloat (*restrict OutBuffer)[BUFFERSIZE], ALsizei lidx, ALsizei ridx,
const ALfloat *data, ALsizei Offset, const ALsizei IrSize,
ALfloat (*restrict Coeffs)[2], ALfloat (*restrict Values)[2],
ALsizei BufferSize);
void Mix_Neon(const ALfloat *data, ALsizei OutChans, ALfloat (*restrict OutBuffer)[BUFFERSIZE],
ALfloat *CurrentGains, const ALfloat *TargetGains, ALsizei Counter, ALsizei OutPos,
ALsizei BufferSize);
void MixRow_Neon(ALfloat *OutBuffer, const ALfloat *Gains,
const ALfloat (*restrict data)[BUFFERSIZE], ALsizei InChans,
ALsizei InPos, ALsizei BufferSize);
#endif /* MIXER_DEFS_H */