airwindows/plugins/MacSignedAU/Galactic2/Galactic2.cpp
2024-10-04 05:01:30 -04:00

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Executable file

/*
* File: Galactic2.cpp
*
* Version: 1.0
*
* Created: 4/10/23
*
* Copyright: Copyright © 2023 Airwindows, Airwindows uses the MIT license
*
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/*=============================================================================
Galactic2.cpp
=============================================================================*/
#include "Galactic2.h"
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
AUDIOCOMPONENT_ENTRY(AUBaseFactory, Galactic2)
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Galactic2::Galactic2
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Galactic2::Galactic2(AudioUnit component)
: AUEffectBase(component)
{
CreateElements();
Globals()->UseIndexedParameters(kNumberOfParameters);
SetParameter(kParam_One, kDefaultValue_ParamOne );
SetParameter(kParam_Two, kDefaultValue_ParamTwo );
SetParameter(kParam_Three, kDefaultValue_ParamThree );
SetParameter(kParam_Four, kDefaultValue_ParamFour );
#if AU_DEBUG_DISPATCHER
mDebugDispatcher = new AUDebugDispatcher (this);
#endif
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Galactic2::GetParameterValueStrings
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult Galactic2::GetParameterValueStrings(AudioUnitScope inScope,
AudioUnitParameterID inParameterID,
CFArrayRef * outStrings)
{
return kAudioUnitErr_InvalidProperty;
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Galactic2::GetParameterInfo
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult Galactic2::GetParameterInfo(AudioUnitScope inScope,
AudioUnitParameterID inParameterID,
AudioUnitParameterInfo &outParameterInfo )
{
ComponentResult result = noErr;
outParameterInfo.flags = kAudioUnitParameterFlag_IsWritable
| kAudioUnitParameterFlag_IsReadable;
if (inScope == kAudioUnitScope_Global) {
switch(inParameterID)
{
case kParam_One:
AUBase::FillInParameterName (outParameterInfo, kParameterOneName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamOne;
break;
case kParam_Two:
AUBase::FillInParameterName (outParameterInfo, kParameterTwoName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamTwo;
break;
case kParam_Three:
AUBase::FillInParameterName (outParameterInfo, kParameterThreeName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamThree;
break;
case kParam_Four:
AUBase::FillInParameterName (outParameterInfo, kParameterFourName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamFour;
break;
default:
result = kAudioUnitErr_InvalidParameter;
break;
}
} else {
result = kAudioUnitErr_InvalidParameter;
}
return result;
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Galactic2::GetPropertyInfo
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult Galactic2::GetPropertyInfo (AudioUnitPropertyID inID,
AudioUnitScope inScope,
AudioUnitElement inElement,
UInt32 & outDataSize,
Boolean & outWritable)
{
return AUEffectBase::GetPropertyInfo (inID, inScope, inElement, outDataSize, outWritable);
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// state that plugin supports only stereo-in/stereo-out processing
UInt32 Galactic2::SupportedNumChannels(const AUChannelInfo ** outInfo)
{
if (outInfo != NULL)
{
static AUChannelInfo info;
info.inChannels = 2;
info.outChannels = 2;
*outInfo = &info;
}
return 1;
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Galactic2::GetProperty
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult Galactic2::GetProperty( AudioUnitPropertyID inID,
AudioUnitScope inScope,
AudioUnitElement inElement,
void * outData )
{
return AUEffectBase::GetProperty (inID, inScope, inElement, outData);
}
// Galactic2::Initialize
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult Galactic2::Initialize()
{
ComponentResult result = AUEffectBase::Initialize();
if (result == noErr)
Reset(kAudioUnitScope_Global, 0);
return result;
}
#pragma mark ____Galactic2EffectKernel
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Galactic2::Galactic2Kernel::Reset()
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult Galactic2::Reset(AudioUnitScope inScope, AudioUnitElement inElement)
{
for(int count = 0; count < shortA+2; count++) {aAL[count] = 0.0; aAR[count] = 0.0;}
for(int count = 0; count < shortB+2; count++) {aBL[count] = 0.0; aBR[count] = 0.0;}
for(int count = 0; count < shortC+2; count++) {aCL[count] = 0.0; aCR[count] = 0.0;}
for(int count = 0; count < shortD+2; count++) {aDL[count] = 0.0; aDR[count] = 0.0;}
for(int count = 0; count < shortE+2; count++) {aEL[count] = 0.0; aER[count] = 0.0;}
for(int count = 0; count < shortF+2; count++) {aFL[count] = 0.0; aFR[count] = 0.0;}
for(int count = 0; count < shortG+2; count++) {aGL[count] = 0.0; aGR[count] = 0.0;}
for(int count = 0; count < shortH+2; count++) {aHL[count] = 0.0; aHR[count] = 0.0;}
for(int count = 0; count < shortI+2; count++) {aIL[count] = 0.0; aIR[count] = 0.0;}
for(int count = 0; count < shortJ+2; count++) {aJL[count] = 0.0; aJR[count] = 0.0;}
for(int count = 0; count < shortK+2; count++) {aKL[count] = 0.0; aKR[count] = 0.0;}
for(int count = 0; count < shortL+2; count++) {aLL[count] = 0.0; aLR[count] = 0.0;}
for(int count = 0; count < shortM+2; count++) {aML[count] = 0.0; aMR[count] = 0.0;}
for(int count = 0; count < shortN+2; count++) {aNL[count] = 0.0; aNR[count] = 0.0;}
for(int count = 0; count < shortO+2; count++) {aOL[count] = 0.0; aOR[count] = 0.0;}
for(int count = 0; count < shortP+2; count++) {aPL[count] = 0.0; aPR[count] = 0.0;}
feedbackA = feedbackB = feedbackC = feedbackD = 1.0;
iirA = iirB = iirC = iirD = iirE = iirF = iirG = iirH = 0.0;
feedbackAL = 0.0;
feedbackBL = 0.0;
feedbackCL = 0.0;
feedbackDL = 0.0;
previousAL = 0.0;
previousBL = 0.0;
previousCL = 0.0;
previousDL = 0.0;
previousEL = 0.0;
feedbackDR = 0.0;
feedbackHR = 0.0;
feedbackLR = 0.0;
feedbackPR = 0.0;
previousAR = 0.0;
previousBR = 0.0;
previousCR = 0.0;
previousDR = 0.0;
previousER = 0.0;
prevMulchAL = 0.0;
prevMulchAR = 0.0;
prevMulchBL = 0.0;
prevMulchBR = 0.0;
prevMulchCL = 0.0;
prevMulchCR = 0.0;
prevMulchDL = 0.0;
prevMulchDR = 0.0;
prevMulchEL = 0.0;
prevMulchER = 0.0;
prevOutAL = 0.0;
prevOutAR = 0.0;
prevOutBL = 0.0;
prevOutBR = 0.0;
prevOutCL = 0.0;
prevOutCR = 0.0;
prevOutDL = 0.0;
prevOutDR = 0.0;
prevOutEL = 0.0;
prevOutER = 0.0;
finalOutAL = 0.0;
finalOutAR = 0.0;
finalOutBL = 0.0;
finalOutBR = 0.0;
finalOutCL = 0.0;
finalOutCR = 0.0;
finalOutDL = 0.0;
finalOutDR = 0.0;
finalOutEL = 0.0;
finalOutER = 0.0;
prevInAL = 0.0;
prevInAR = 0.0;
prevInBL = 0.0;
prevInBR = 0.0;
prevInCL = 0.0;
prevInCR = 0.0;
prevInDL = 0.0;
prevInDR = 0.0;
prevInEL = 0.0;
prevInER = 0.0;
for(int count = 0; count < 6; count++) {lastRefL[count] = 0.0; lastRefR[count] = 0.0;}
countAL = 1;
countBL = 1;
countCL = 1;
countDL = 1;
countEL = 1;
countFL = 1;
countGL = 1;
countHL = 1;
countIL = 1;
countJL = 1;
countKL = 1;
countLL = 1;
countML = 1;
countNL = 1;
countOL = 1;
countPL = 1;
countAR = 1;
countBR = 1;
countCR = 1;
countDR = 1;
countER = 1;
countFR = 1;
countGR = 1;
countHR = 1;
countIR = 1;
countJR = 1;
countKR = 1;
countLR = 1;
countMR = 1;
countNR = 1;
countOR = 1;
countPR = 1;
countZ = 1;
cycle = 0;
inTrimA = 1.0; inTrimB = 1.0;
wetA = 0.25; wetB = 0.25;
fpdL = 1.0; while (fpdL < 16386) fpdL = rand()*UINT32_MAX;
fpdR = 1.0; while (fpdR < 16386) fpdR = rand()*UINT32_MAX;
return noErr;
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Galactic2::ProcessBufferLists
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
OSStatus Galactic2::ProcessBufferLists(AudioUnitRenderActionFlags & ioActionFlags,
const AudioBufferList & inBuffer,
AudioBufferList & outBuffer,
UInt32 inFramesToProcess)
{
Float32 * inputL = (Float32*)(inBuffer.mBuffers[0].mData);
Float32 * inputR = (Float32*)(inBuffer.mBuffers[1].mData);
Float32 * outputL = (Float32*)(outBuffer.mBuffers[0].mData);
Float32 * outputR = (Float32*)(outBuffer.mBuffers[1].mData);
UInt32 nSampleFrames = inFramesToProcess;
double overallscale = 1.0;
overallscale /= 44100.0;
overallscale *= GetSampleRate();
int cycleEnd = floor(overallscale);
if (cycleEnd < 1) cycleEnd = 1;
if (cycleEnd > 4) cycleEnd = 4;
//this is going to be 2 for 88.1 or 96k, 3 for silly people, 4 for 176 or 192k
if (cycle > cycleEnd-1) cycle = cycleEnd-1; //sanity check
inTrimA = inTrimB;
inTrimB = pow(GetParameter( kParam_One ),4);
double regen = 1.0-(pow(1.0-GetParameter( kParam_Two ),4)); regen *= 0.063;
double stages = GetParameter( kParam_Three );
wetA = wetB;
wetB = 1.0-(pow(1.0-GetParameter( kParam_Four ),4));
while (nSampleFrames-- > 0) {
double inputSampleL = *inputL;
double inputSampleR = *inputR;
if (fabs(inputSampleL)<1.18e-23) inputSampleL = fpdL * 1.18e-17;
if (fabs(inputSampleR)<1.18e-23) inputSampleR = fpdR * 1.18e-17;
double drySampleL = inputSampleL;
double drySampleR = inputSampleR;
double temp = (double)nSampleFrames/inFramesToProcess;
double inputGain = (inTrimA*temp)+(inTrimB*(1.0-temp));
double wet = (wetA*temp)+(wetB*(1.0-temp));
double outSample;
cycle++;
if (cycle == cycleEnd) { //hit the end point and we do a reverb sample
if (inputGain < 1.0) {
inputSampleL *= inputGain;
inputSampleR *= inputGain;
}
if (stages > 0.858) {
outSample = (inputSampleL + prevInAL)*0.5;
prevInAL = inputSampleL; inputSampleL = outSample;
outSample = (inputSampleR + prevInAR)*0.5;
prevInAR = inputSampleR; inputSampleR = outSample;
} else {prevInAL = inputSampleL; prevInAR = inputSampleR;}
if (stages > 0.660) {
outSample = (inputSampleL + prevInBL)*0.5;
prevInBL = inputSampleL; inputSampleL = outSample;
outSample = (inputSampleR + prevInBR)*0.5;
prevInBR = inputSampleR; inputSampleR = outSample;
} else {prevInBL = inputSampleL; prevInBR = inputSampleR;}
if (stages > 0.462) {
outSample = (inputSampleL + prevInCL)*0.5;
prevInCL = inputSampleL; inputSampleL = outSample;
outSample = (inputSampleR + prevInCR)*0.5;
prevInCR = inputSampleR; inputSampleR = outSample;
} else {prevInCL = inputSampleL; prevInCR = inputSampleR;}
if (stages > 0.264) {
outSample = (inputSampleL + prevInDL)*0.5;
prevInDL = inputSampleL; inputSampleL = outSample;
outSample = (inputSampleR + prevInDR)*0.5;
prevInDR = inputSampleR; inputSampleR = outSample;
} else {prevInDL = inputSampleL; prevInDR = inputSampleR;}
if (stages > 0.066) {
outSample = (inputSampleL + prevInEL)*0.5;
prevInEL = inputSampleL; inputSampleL = outSample;
outSample = (inputSampleR + prevInER)*0.5;
prevInER = inputSampleR; inputSampleR = outSample;
} else {prevInEL = inputSampleL; prevInER = inputSampleR;}
feedbackCL *= 0.0625; feedbackLR *= 0.0625;
if (feedbackA < 0.0078125) feedbackA = 0.0078125; if (feedbackA > 1.0) feedbackA = 1.0;
if (feedbackB < 0.0078125) feedbackB = 0.0078125; if (feedbackB > 1.0) feedbackB = 1.0;
feedbackCL *= feedbackA; feedbackLR *= feedbackB;
feedbackA += sin((fabs(feedbackCL*4)>1)?4:fabs(feedbackCL*4))*pow(feedbackCL,4);
feedbackB += sin((fabs(feedbackLR*4)>1)?4:fabs(feedbackLR*4))*pow(feedbackLR,4);
feedbackCL *= 16.0; feedbackLR *= 16.0;
feedbackDL *= 0.0625; feedbackPR *= 0.0625;
if (feedbackC < 0.0078125) feedbackC = 0.0078125; if (feedbackC > 1.0) feedbackC = 1.0;
if (feedbackD < 0.0078125) feedbackD = 0.0078125; if (feedbackD > 1.0) feedbackD = 1.0;
feedbackDL *= feedbackC; feedbackPR *= feedbackD;
feedbackC += sin((fabs(feedbackDL*4)>1)?4:fabs(feedbackDL*4))*pow(feedbackDL,4);
feedbackD += sin((fabs(feedbackPR*4)>1)?4:fabs(feedbackPR*4))*pow(feedbackPR,4);
feedbackDL *= 16.0; feedbackPR *= 16.0;
double iirAmount = ((feedbackA-1.0) * -0.00007) + 0.00001; //kick in highpass
iirA = (iirA*(1.0-iirAmount)) + (feedbackCL*iirAmount); feedbackCL -= iirA;
iirE = (iirE*(1.0-iirAmount)) + (feedbackAL*iirAmount); feedbackAL -= iirE;
iirAmount = ((feedbackB-1.0) * -0.00007) + 0.00001; //kick in highpass
iirB = (iirB*(1.0-iirAmount)) + (feedbackLR*iirAmount); feedbackLR -= iirB;
iirF = (iirF*(1.0-iirAmount)) + (feedbackDR*iirAmount); feedbackDR -= iirF;
iirAmount = ((feedbackC-1.0) * -0.00007) + 0.00001; //kick in highpass
iirC = (iirC*(1.0-iirAmount)) + (feedbackDL*iirAmount); feedbackDL -= iirC;
iirG = (iirG*(1.0-iirAmount)) + (feedbackBL*iirAmount); feedbackBL -= iirG;
iirAmount = ((feedbackD-1.0) * -0.00007) + 0.00001; //kick in highpass
iirD = (iirD*(1.0-iirAmount)) + (feedbackPR*iirAmount); feedbackPR -= iirD;
iirH = (iirH*(1.0-iirAmount)) + (feedbackHR*iirAmount); feedbackHR -= iirH;
aAL[countAL] = inputSampleL + (feedbackAL * regen);
aBL[countBL] = inputSampleL + (feedbackBL * regen);
aCL[countCL] = inputSampleL + (feedbackCL * regen);
aDL[countDL] = inputSampleL + (feedbackDL * regen);
aDR[countDR] = inputSampleR + (feedbackDR * regen);
aHR[countHR] = inputSampleR + (feedbackHR * regen);
aLR[countLR] = inputSampleR + (feedbackLR * regen);
aPR[countPR] = inputSampleR + (feedbackPR * regen);
countAL++; if (countAL < 0 || countAL > shortA) countAL = 0;
countBL++; if (countBL < 0 || countBL > shortB) countBL = 0;
countCL++; if (countCL < 0 || countCL > shortC) countCL = 0;
countDL++; if (countDL < 0 || countDL > shortD) countDL = 0;
countDR++; if (countDR < 0 || countDR > shortD) countDR = 0;
countHR++; if (countHR < 0 || countHR > shortH) countHR = 0;
countLR++; if (countLR < 0 || countLR > shortL) countLR = 0;
countPR++; if (countPR < 0 || countPR > shortP) countPR = 0;
double outAL = aAL[countAL-((countAL > shortA)?shortA+1:0)];
double outBL = aBL[countBL-((countBL > shortB)?shortB+1:0)];
double outCL = aCL[countCL-((countCL > shortC)?shortC+1:0)];
double outDL = aDL[countDL-((countDL > shortD)?shortD+1:0)];
double outDR = aDR[countDR-((countDR > shortD)?shortD+1:0)];
double outHR = aHR[countHR-((countHR > shortH)?shortH+1:0)];
double outLR = aLR[countLR-((countLR > shortL)?shortL+1:0)];
double outPR = aPR[countPR-((countPR > shortP)?shortP+1:0)];
if (stages > 0.792) {
outSample = (outBL + prevMulchAL)*0.5;
prevMulchAL = outBL; outBL = outSample;
outSample = (outHR + prevMulchAR)*0.5;
prevMulchAR = outHR; outHR = outSample;
} else {prevMulchAL = outBL; prevMulchAR = outHR;}
if (stages > 0.990) {
outSample = (outCL + prevMulchEL)*0.5;
prevMulchEL = outCL; outCL = outSample;
outSample = (outLR + prevMulchER)*0.5;
prevMulchER = outLR; outLR = outSample;
} else {prevMulchEL = outCL; prevMulchER = outLR;}
aEL[countEL] = outAL - (outBL + outCL + outDL);
aFL[countFL] = outBL - (outAL + outCL + outDL);
aGL[countGL] = outCL - (outAL + outBL + outDL);
aHL[countHL] = outDL - (outAL + outBL + outCL);
aCR[countCR] = outDR - (outHR + outLR + outPR);
aGR[countGR] = outHR - (outDR + outLR + outPR);
aKR[countKR] = outLR - (outDR + outHR + outPR);
aOR[countOR] = outPR - (outDR + outHR + outLR);
countEL++; if (countEL < 0 || countEL > shortE) countEL = 0;
countFL++; if (countFL < 0 || countFL > shortF) countFL = 0;
countGL++; if (countGL < 0 || countGL > shortG) countGL = 0;
countHL++; if (countHL < 0 || countHL > shortH) countHL = 0;
countCR++; if (countCR < 0 || countCR > shortC) countCR = 0;
countGR++; if (countGR < 0 || countGR > shortG) countGR = 0;
countKR++; if (countKR < 0 || countKR > shortK) countKR = 0;
countOR++; if (countOR < 0 || countOR > shortO) countOR = 0;
double outEL = aEL[countEL-((countEL > shortE)?shortE+1:0)];
double outFL = aFL[countFL-((countFL > shortF)?shortF+1:0)];
double outGL = aGL[countGL-((countGL > shortG)?shortG+1:0)];
double outHL = aHL[countHL-((countHL > shortH)?shortH+1:0)];
double outCR = aCR[countCR-((countCR > shortC)?shortC+1:0)];
double outGR = aGR[countGR-((countGR > shortG)?shortG+1:0)];
double outKR = aKR[countKR-((countKR > shortK)?shortK+1:0)];
double outOR = aOR[countOR-((countOR > shortO)?shortO+1:0)];
if (stages > 0.594) {
outSample = (outFL + prevMulchBL)*0.5;
prevMulchBL = outFL; outFL = outSample;
outSample = (outGR + prevMulchBR)*0.5;
prevMulchBR = outGR; outGR = outSample;
} else {prevMulchBL = outFL; prevMulchBR = outGR;}
aIL[countIL] = outEL - (outFL + outGL + outHL);
aJL[countJL] = outFL - (outEL + outGL + outHL);
aKL[countKL] = outGL - (outEL + outFL + outHL);
aLL[countLL] = outHL - (outEL + outFL + outGL);
aBR[countBR] = outCR - (outGR + outKR + outOR);
aFR[countFR] = outGR - (outCR + outKR + outOR);
aJR[countJR] = outKR - (outCR + outGR + outOR);
aNR[countNR] = outOR - (outCR + outGR + outKR);
countIL++; if (countIL < 0 || countIL > shortI) countIL = 0;
countJL++; if (countJL < 0 || countJL > shortJ) countJL = 0;
countKL++; if (countKL < 0 || countKL > shortK) countKL = 0;
countLL++; if (countLL < 0 || countLL > shortL) countLL = 0;
countBR++; if (countBR < 0 || countBR > shortB) countBR = 0;
countFR++; if (countFR < 0 || countFR > shortF) countFR = 0;
countJR++; if (countJR < 0 || countJR > shortJ) countJR = 0;
countNR++; if (countNR < 0 || countNR > shortN) countNR = 0;
double outIL = aIL[countIL-((countIL > shortI)?shortI+1:0)];
double outJL = aJL[countJL-((countJL > shortJ)?shortJ+1:0)];
double outKL = aKL[countKL-((countKL > shortK)?shortK+1:0)];
double outLL = aLL[countLL-((countLL > shortL)?shortL+1:0)];
double outBR = aBR[countBR-((countBR > shortB)?shortB+1:0)];
double outFR = aFR[countFR-((countFR > shortF)?shortF+1:0)];
double outJR = aJR[countJR-((countJR > shortJ)?shortJ+1:0)];
double outNR = aNR[countNR-((countNR > shortN)?shortN+1:0)];
if (stages > 0.396) {
outSample = (outJL + prevMulchCL)*0.5;
prevMulchCL = outJL; outJL = outSample;
outSample = (outFR + prevMulchCR)*0.5;
prevMulchCR = outFR; outFR = outSample;
} else {prevMulchCL = outJL; prevMulchCR = outFR;}
aML[countML] = outIL - (outJL + outKL + outLL);
aNL[countNL] = outJL - (outIL + outKL + outLL);
aOL[countOL] = outKL - (outIL + outJL + outLL);
aPL[countPL] = outLL - (outIL + outJL + outKL);
aAR[countAR] = outBR - (outFR + outJR + outNR);
aER[countER] = outFR - (outBR + outJR + outNR);
aIR[countIR] = outJR - (outBR + outFR + outNR);
aMR[countMR] = outNR - (outBR + outFR + outJR);
countML++; if (countML < 0 || countML > shortM) countML = 0;
countNL++; if (countNL < 0 || countNL > shortN) countNL = 0;
countOL++; if (countOL < 0 || countOL > shortO) countOL = 0;
countPL++; if (countPL < 0 || countPL > shortP) countPL = 0;
countAR++; if (countAR < 0 || countAR > shortA) countAR = 0;
countER++; if (countER < 0 || countER > shortE) countER = 0;
countIR++; if (countIR < 0 || countIR > shortI) countIR = 0;
countMR++; if (countMR < 0 || countMR > shortM) countMR = 0;
double outML = aML[countML-((countML > shortM)?shortM+1:0)];
double outNL = aNL[countNL-((countNL > shortN)?shortN+1:0)];
double outOL = aOL[countOL-((countOL > shortO)?shortO+1:0)];
double outPL = aPL[countPL-((countPL > shortP)?shortP+1:0)];
double outAR = aAR[countAR-((countAR > shortA)?shortA+1:0)];
double outER = aER[countER-((countER > shortE)?shortE+1:0)];
double outIR = aIR[countIR-((countIR > shortI)?shortI+1:0)];
double outMR = aMR[countMR-((countMR > shortM)?shortM+1:0)];
if (stages > 0.198) {
outSample = (outNL + prevMulchDL)*0.5;
prevMulchDL = outNL; outNL = outSample;
outSample = (outER + prevMulchDR)*0.5;
prevMulchDR = outER; outER = outSample;
} else {prevMulchDL = outNL; prevMulchDR = outER;}
feedbackDR = outML - (outNL + outOL + outPL);
feedbackAL = outAR - (outER + outIR + outMR);
outSample = (feedbackDR + feedbackAL) * 0.5;
feedbackDR = feedbackAL = outSample;
feedbackBL = outNL - (outML + outOL + outPL);
feedbackHR = outER - (outAR + outIR + outMR);
feedbackCL = outOL - (outML + outNL + outPL);
feedbackLR = outIR - (outAR + outER + outMR);
feedbackDL = outPL - (outML + outNL + outOL);
feedbackPR = outMR - (outAR + outER + outIR);
//which we need to feed back into the input again, a bit
inputSampleL = (outML + outNL + outOL + outPL)/8.0;
inputSampleR = (outAR + outER + outIR + outMR)/8.0;
//and take the final combined sum of outputs, corrected for Householder gain
if (stages > 0.924) {
outSample = (inputSampleL + prevOutAL)*0.5;
prevOutAL = inputSampleL; inputSampleL = outSample;
outSample = (inputSampleR + prevOutAR)*0.5;
prevOutAR = inputSampleR; inputSampleR = outSample;
} else {prevOutAL = inputSampleL; prevOutAR = inputSampleR;}
if (stages > 0.726) {
outSample = (inputSampleL + prevOutBL)*0.5;
prevOutBL = inputSampleL; inputSampleL = outSample;
outSample = (inputSampleR + prevOutBR)*0.5;
prevOutBR = inputSampleR; inputSampleR = outSample;
} else {prevOutBL = inputSampleL; prevOutBR = inputSampleR;}
if (stages > 0.528) {
outSample = (inputSampleL + prevOutCL)*0.5;
prevOutCL = inputSampleL; inputSampleL = outSample;
outSample = (inputSampleR + prevOutCR)*0.5;
prevOutCR = inputSampleR; inputSampleR = outSample;
} else {prevOutCL = inputSampleL; prevOutCR = inputSampleR;}
if (stages > 0.330) {
outSample = (inputSampleL + prevOutDL)*0.5;
prevOutDL = inputSampleL; inputSampleL = outSample;
outSample = (inputSampleR + prevOutDR)*0.5;
prevOutDR = inputSampleR; inputSampleR = outSample;
} else {prevOutDL = inputSampleL; prevOutDR = inputSampleR;}
if (stages > 0.132) {
outSample = (inputSampleL + prevOutEL)*0.5;
prevOutEL = inputSampleL; inputSampleL = outSample;
outSample = (inputSampleR + prevOutER)*0.5;
prevOutER = inputSampleR; inputSampleR = outSample;
} else {prevOutEL = inputSampleL; prevOutER = inputSampleR;}
if (cycleEnd == 4) {
lastRefL[0] = lastRefL[4]; //start from previous last
lastRefL[2] = (lastRefL[0] + inputSampleL)/2; //half
lastRefL[1] = (lastRefL[0] + lastRefL[2])/2; //one quarter
lastRefL[3] = (lastRefL[2] + inputSampleL)/2; //three quarters
lastRefL[4] = inputSampleL; //full
lastRefR[0] = lastRefR[4]; //start from previous last
lastRefR[2] = (lastRefR[0] + inputSampleR)/2; //half
lastRefR[1] = (lastRefR[0] + lastRefR[2])/2; //one quarter
lastRefR[3] = (lastRefR[2] + inputSampleR)/2; //three quarters
lastRefR[4] = inputSampleR; //full
}
if (cycleEnd == 3) {
lastRefL[0] = lastRefL[3]; //start from previous last
lastRefL[2] = (lastRefL[0]+lastRefL[0]+inputSampleL)/3; //third
lastRefL[1] = (lastRefL[0]+inputSampleL+inputSampleL)/3; //two thirds
lastRefL[3] = inputSampleL; //full
lastRefR[0] = lastRefR[3]; //start from previous last
lastRefR[2] = (lastRefR[0]+lastRefR[0]+inputSampleR)/3; //third
lastRefR[1] = (lastRefR[0]+inputSampleR+inputSampleR)/3; //two thirds
lastRefR[3] = inputSampleR; //full
}
if (cycleEnd == 2) {
lastRefL[0] = lastRefL[2]; //start from previous last
lastRefL[1] = (lastRefL[0] + inputSampleL)/2; //half
lastRefL[2] = inputSampleL; //full
lastRefR[0] = lastRefR[2]; //start from previous last
lastRefR[1] = (lastRefR[0] + inputSampleR)/2; //half
lastRefR[2] = inputSampleR; //full
}
if (cycleEnd == 1) {
lastRefL[0] = inputSampleL;
lastRefR[0] = inputSampleR;
}
cycle = 0; //reset
inputSampleL = lastRefL[cycle];
inputSampleR = lastRefR[cycle];
} else {
inputSampleL = lastRefL[cycle];
inputSampleR = lastRefR[cycle];
//we are going through our references now
}
inputSampleL *= 0.5; inputSampleR *= 0.5;
if (inputSampleL > 2.0) inputSampleL = 2.0;
if (inputSampleL < -2.0) inputSampleL = -2.0;
if (inputSampleR > 2.0) inputSampleR = 2.0;
if (inputSampleR < -2.0) inputSampleR = -2.0;//clip BigFastArcSin harder
if (inputSampleL > 0.0) inputSampleL = (inputSampleL*2.0)/(2.8274333882308-inputSampleL);
else inputSampleL = -(inputSampleL*-2.0)/(2.8274333882308+inputSampleL);
if (inputSampleR > 0.0) inputSampleR = (inputSampleR*2.0)/(2.8274333882308-inputSampleR);
else inputSampleR = -(inputSampleR*-2.0)/(2.8274333882308+inputSampleR);
//BigFastArcSin output stage
if (stages > 0.924) {
outSample = (inputSampleL + finalOutAL)*0.5;
finalOutAL = inputSampleL; inputSampleL = outSample;
outSample = (inputSampleR + finalOutAR)*0.5;
finalOutAR = inputSampleR; inputSampleR = outSample;
} else {finalOutAL = inputSampleL; finalOutAR = inputSampleR;}
if (stages > 0.726) {
outSample = (inputSampleL + finalOutBL)*0.5;
finalOutBL = inputSampleL; inputSampleL = outSample;
outSample = (inputSampleR + finalOutBR)*0.5;
finalOutBR = inputSampleR; inputSampleR = outSample;
} else {finalOutBL = inputSampleL; finalOutBR = inputSampleR;}
if (stages > 0.528) {
outSample = (inputSampleL + finalOutCL)*0.5;
finalOutCL = inputSampleL; inputSampleL = outSample;
outSample = (inputSampleR + finalOutCR)*0.5;
finalOutCR = inputSampleR; inputSampleR = outSample;
} else {finalOutCL = inputSampleL; finalOutCR = inputSampleR;}
if (stages > 0.330) {
outSample = (inputSampleL + finalOutDL)*0.5;
finalOutDL = inputSampleL; inputSampleL = outSample;
outSample = (inputSampleR + finalOutDR)*0.5;
finalOutDR = inputSampleR; inputSampleR = outSample;
} else {finalOutDL = inputSampleL; finalOutDR = inputSampleR;}
if (stages > 0.132) {
outSample = (inputSampleL + finalOutEL)*0.5;
finalOutEL = inputSampleL; inputSampleL = outSample;
outSample = (inputSampleR + finalOutER)*0.5;
finalOutER = inputSampleR; inputSampleR = outSample;
} else {finalOutEL = inputSampleL; finalOutER = inputSampleR;}
inputSampleL = (inputSampleL * wet) + (drySampleL * (1.0-wet));
inputSampleR = (inputSampleR * wet) + (drySampleR * (1.0-wet));
//Galactic2 does a proper crossfade so you can perform with it more actively
if (inputSampleL > 2.0) inputSampleL = 2.0;
if (inputSampleL < -2.0) inputSampleL = -2.0;
if (inputSampleR > 2.0) inputSampleR = 2.0;
if (inputSampleR < -2.0) inputSampleR = -2.0;//catch meltdowns
//begin 32 bit stereo floating point dither
int expon; frexpf((float)inputSampleL, &expon);
fpdL ^= fpdL << 13; fpdL ^= fpdL >> 17; fpdL ^= fpdL << 5;
inputSampleL += ((double(fpdL)-uint32_t(0x7fffffff)) * 5.5e-36l * pow(2,expon+62));
frexpf((float)inputSampleR, &expon);
fpdR ^= fpdR << 13; fpdR ^= fpdR >> 17; fpdR ^= fpdR << 5;
inputSampleR += ((double(fpdR)-uint32_t(0x7fffffff)) * 5.5e-36l * pow(2,expon+62));
//end 32 bit stereo floating point dither
*outputL = inputSampleL;
*outputR = inputSampleR;
//direct stereo out
inputL += 1;
inputR += 1;
outputL += 1;
outputR += 1;
}
return noErr;
}