github-starred/airwindows
2
0
Fork 0
mirror of https://github.com/airwindows/airwindows.git synced 2026-05-21 06:46:21 -06:00
Code Issues 33 Projects Packages Wiki Activity Actions

Acceleration through Aura

Browse source
This commit is contained in:
airwindows 2022-02-28 01:18:26 -05:00
parent 04dc83d844
commit 2032a0aa1b
492 changed files with 4458 additions and 4078 deletions
Download patch file Download diff file Expand all files Collapse all files

26
plugins/MacAU/TPDFWide/TPDFWide.cpp
View file

@ -239,31 +239,31 @@ OSStatus TPDFWide::ProcessBufferLists(AudioUnitRenderActionFlags & ioActionFlag
//0-1 is now one bit, now we dither
double ditherL = -1.0;
ditherL += (rand()/(double)RAND_MAX);
ditherL += (rand()/(double)RAND_MAX);
ditherL += (double(fpd)/UINT32_MAX);
ditherL += (double(fpd)/UINT32_MAX);
//TPDF: two 0-1 random noises
double ditherR = -1.0;
ditherR += (rand()/(double)RAND_MAX);
ditherR += (rand()/(double)RAND_MAX);
ditherR += (double(fpd)/UINT32_MAX);
ditherR += (double(fpd)/UINT32_MAX);
//TPDF: two 0-1 random noises
if (fabs(ditherL-ditherR) < 0.5) {
ditherL = -1.0;
ditherL += (rand()/(double)RAND_MAX);
ditherL += (rand()/(double)RAND_MAX);
ditherL += (double(fpd)/UINT32_MAX);
ditherL += (double(fpd)/UINT32_MAX);
}
if (fabs(ditherL-ditherR) < 0.5) {
ditherR = -1.0;
ditherR += (rand()/(double)RAND_MAX);
ditherR += (rand()/(double)RAND_MAX);
ditherR += (double(fpd)/UINT32_MAX);
ditherR += (double(fpd)/UINT32_MAX);
}
if (fabs(ditherL-ditherR) < 0.5) {
ditherL = -1.0;
ditherL += (rand()/(double)RAND_MAX);
ditherL += (rand()/(double)RAND_MAX);
ditherL += (double(fpd)/UINT32_MAX);
ditherL += (double(fpd)/UINT32_MAX);
}
inputSampleL = floor(inputSampleL+ditherL);
@ -271,7 +271,11 @@ OSStatus TPDFWide::ProcessBufferLists(AudioUnitRenderActionFlags & ioActionFlag
inputSampleL /= outScale;
inputSampleR /= outScale;
fpdL ^= fpdL << 13; fpdL ^= fpdL >> 17; fpdL ^= fpdL << 5;
fpdR ^= fpdR << 13; fpdR ^= fpdR >> 17; fpdR ^= fpdR << 5;
//pseudorandom number updater
*outputL = inputSampleL;
*outputR = inputSampleR;
//direct stereo out