diff options
Diffstat (limited to 'Alc/mixer_sse.c')
| -rw-r--r-- | Alc/mixer_sse.c | 41 |
1 files changed, 15 insertions, 26 deletions
diff --git a/Alc/mixer_sse.c b/Alc/mixer_sse.c index 434857c1..88d2c1ee 100644 --- a/Alc/mixer_sse.c +++ b/Alc/mixer_sse.c @@ -132,10 +132,9 @@ void MixDirect_SSE(ALsource *Source, ALCdevice *Device, DirectParams *params, const ALfloat *RESTRICT data, ALuint srcchan, ALuint OutPos, ALuint SamplesToDo, ALuint BufferSize) { - ALfloat (*RESTRICT DryBuffer)[MaxChannels]; + ALfloat (*RESTRICT DryBuffer)[BUFFERSIZE]; ALfloat *RESTRICT ClickRemoval, *RESTRICT PendingClicks; ALfloat DrySend[MaxChannels]; - ALIGN(16) ALfloat value[4]; ALuint pos; ALuint c; (void)Source; @@ -153,38 +152,28 @@ void MixDirect_SSE(ALsource *Source, ALCdevice *Device, DirectParams *params, for(c = 0;c < MaxChannels;c++) ClickRemoval[c] -= data[pos]*DrySend[c]; } - for(pos = 0;pos < BufferSize-3;pos += 4) + for(c = 0;c < MaxChannels;c++) { - const __m128 val4 = _mm_load_ps(&data[pos]); - for(c = 0;c < MaxChannels;c++) + const __m128 gain = _mm_set1_ps(DrySend[c]); + for(pos = 0;pos < BufferSize-3;pos += 4) { - const __m128 gain = _mm_set1_ps(DrySend[c]); - __m128 dry4; - - value[0] = DryBuffer[OutPos ][c]; - value[1] = DryBuffer[OutPos+1][c]; - value[2] = DryBuffer[OutPos+2][c]; - value[3] = DryBuffer[OutPos+3][c]; - dry4 = _mm_load_ps(value); - + const __m128 val4 = _mm_load_ps(&data[pos]); + __m128 dry4 = _mm_load_ps(&DryBuffer[c][OutPos+pos]); dry4 = _mm_add_ps(dry4, _mm_mul_ps(val4, gain)); - - _mm_store_ps(value, dry4); - DryBuffer[OutPos ][c] = value[0]; - DryBuffer[OutPos+1][c] = value[1]; - DryBuffer[OutPos+2][c] = value[2]; - DryBuffer[OutPos+3][c] = value[3]; + _mm_store_ps(&DryBuffer[c][OutPos+pos], dry4); } - - OutPos += 4; } - for(;pos < BufferSize;pos++) + if(pos < BufferSize) { + ALuint oldpos = pos; for(c = 0;c < MaxChannels;c++) - DryBuffer[OutPos][c] += data[pos]*DrySend[c]; - OutPos++; + { + pos = oldpos; + for(;pos < BufferSize;pos++) + DryBuffer[c][OutPos+pos] += data[pos]*DrySend[c]; + } } - if(OutPos == SamplesToDo) + if(OutPos+pos == SamplesToDo) { for(c = 0;c < MaxChannels;c++) PendingClicks[c] += data[pos]*DrySend[c]; |