path: root/plugins/MacAU/MV/MV.cpp

/*
*	File:		MV.cpp
*	
*	Version:	1.0
* 
*	Created:	2/14/19
*	
*	Copyright:  Copyright � 2019 Airwindows, All Rights Reserved
* 
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/*=============================================================================
	MV.cpp
	
=============================================================================*/
#include "MV.h"


//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

COMPONENT_ENTRY(MV)


//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//	MV::MV
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
MV::MV(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 );
	SetParameter(kParam_Five, kDefaultValue_ParamFive );
         
#if AU_DEBUG_DISPATCHER
	mDebugDispatcher = new AUDebugDispatcher (this);
#endif
	
}


//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//	MV::GetParameterValueStrings
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult			MV::GetParameterValueStrings(AudioUnitScope		inScope,
                                                                AudioUnitParameterID	inParameterID,
                                                                CFArrayRef *		outStrings)
{
        
    return kAudioUnitErr_InvalidProperty;
}



//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//	MV::GetParameterInfo
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult			MV::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;
           case kParam_Five:
                AUBase::FillInParameterName (outParameterInfo, kParameterFiveName, false);
                outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
                outParameterInfo.minValue = 0.0;
                outParameterInfo.maxValue = 1.0;
                outParameterInfo.defaultValue = kDefaultValue_ParamFive;
                break;
           default:
                result = kAudioUnitErr_InvalidParameter;
                break;
            }
	} else {
        result = kAudioUnitErr_InvalidParameter;
    }
    


	return result;
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//	MV::GetPropertyInfo
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult			MV::GetPropertyInfo (AudioUnitPropertyID	inID,
                                                        AudioUnitScope		inScope,
                                                        AudioUnitElement	inElement,
                                                        UInt32 &		outDataSize,
                                                        Boolean &		outWritable)
{
	return AUEffectBase::GetPropertyInfo (inID, inScope, inElement, outDataSize, outWritable);
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//	MV::GetProperty
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult			MV::GetProperty(	AudioUnitPropertyID inID,
                                                        AudioUnitScope 		inScope,
                                                        AudioUnitElement 	inElement,
                                                        void *			outData )
{
	return AUEffectBase::GetProperty (inID, inScope, inElement, outData);
}

//	MV::Initialize
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult MV::Initialize()
{
    ComponentResult result = AUEffectBase::Initialize();
    if (result == noErr)
        Reset(kAudioUnitScope_Global, 0);
    return result;
}

#pragma mark ____MVEffectKernel



//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//	MV::MVKernel::Reset()
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
void		MV::MVKernel::Reset()
{
	int count;
	for(count = 0; count < 15149; count++) {aA[count] = 0.0;}
	for(count = 0; count < 14617; count++) {aB[count] = 0.0;}
	for(count = 0; count < 14357; count++) {aC[count] = 0.0;}
	for(count = 0; count < 13817; count++) {aD[count] = 0.0;}
	for(count = 0; count < 13561; count++) {aE[count] = 0.0;}
	for(count = 0; count < 13045; count++) {aF[count] = 0.0;}
	for(count = 0; count < 11965; count++) {aG[count] = 0.0;}
	for(count = 0; count < 11129; count++) {aH[count] = 0.0;}
	for(count = 0; count < 10597; count++) {aI[count] = 0.0;}
	for(count = 0; count < 9809; count++) {aJ[count] = 0.0;}
	for(count = 0; count < 9521; count++) {aK[count] = 0.0;}
	for(count = 0; count < 8981; count++) {aL[count] = 0.0;}
	for(count = 0; count < 8785; count++) {aM[count] = 0.0;}
	for(count = 0; count < 8461; count++) {aN[count] = 0.0;}
	for(count = 0; count < 8309; count++) {aO[count] = 0.0;}
	for(count = 0; count < 7981; count++) {aP[count] = 0.0;}
	for(count = 0; count < 7321; count++) {aQ[count] = 0.0;}
	for(count = 0; count < 6817; count++) {aR[count] = 0.0;}
	for(count = 0; count < 6505; count++) {aS[count] = 0.0;}
	for(count = 0; count < 6001; count++) {aT[count] = 0.0;}
	for(count = 0; count < 5837; count++) {aU[count] = 0.0;}
	for(count = 0; count < 5501; count++) {aV[count] = 0.0;}
	for(count = 0; count < 5009; count++) {aW[count] = 0.0;}
	for(count = 0; count < 4849; count++) {aX[count] = 0.0;}
	for(count = 0; count < 4295; count++) {aY[count] = 0.0;}
	for(count = 0; count < 4179; count++) {aZ[count] = 0.0;}	
	
	alpA = 1; delayA = 7573; avgA = 0.0;
	alpB = 1; delayB = 7307; avgB = 0.0;
	alpC = 1; delayC = 7177; avgC = 0.0;
	alpD = 1; delayD = 6907; avgD = 0.0;
	alpE = 1; delayE = 6779; avgE = 0.0;
	alpF = 1; delayF = 6521; avgF = 0.0;
	alpG = 1; delayG = 5981; avgG = 0.0;
	alpH = 1; delayH = 5563; avgH = 0.0;
	alpI = 1; delayI = 5297; avgI = 0.0;
	alpJ = 1; delayJ = 4903; avgJ = 0.0;
	alpK = 1; delayK = 4759; avgK = 0.0;
	alpL = 1; delayL = 4489; avgL = 0.0;
	alpM = 1; delayM = 4391; avgM = 0.0;
	alpN = 1; delayN = 4229; avgN = 0.0;
	alpO = 1; delayO = 4153; avgO = 0.0;
	alpP = 1; delayP = 3989; avgP = 0.0;
	alpQ = 1; delayQ = 3659; avgQ = 0.0;
	alpR = 1; delayR = 3407; avgR = 0.0;
	alpS = 1; delayS = 3251; avgS = 0.0;
	alpT = 1; delayT = 2999; avgT = 0.0;
	alpU = 1; delayU = 2917; avgU = 0.0;
	alpV = 1; delayV = 2749; avgV = 0.0;
	alpW = 1; delayW = 2503; avgW = 0.0;
	alpX = 1; delayX = 2423; avgX = 0.0;
	alpY = 1; delayY = 2146; avgY = 0.0;
	alpZ = 1; delayZ = 2088; avgZ = 0.0;
	
	feedback = 0.0;
	
	fpd = 17;
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//	MV::MVKernel::Process
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
void		MV::MVKernel::Process(	const Float32 	*inSourceP,
                                                    Float32		 	*inDestP,
                                                    UInt32 			inFramesToProcess,
                                                    UInt32			inNumChannels, 
                                                    bool			&ioSilence )
{
	UInt32 nSampleFrames = inFramesToProcess;
	const Float32 *sourceP = inSourceP;
	Float32 *destP = inDestP;	
	int allpasstemp;
	Float64 avgtemp;
	int stage = GetParameter( kParam_One ) * 27.0;
	int damp = (1.0-GetParameter( kParam_Two )) * stage;
	Float64 feedbacklevel = GetParameter( kParam_Three );
	if (feedbacklevel <= 0.0625) feedbacklevel = 0.0;
	if (feedbacklevel > 0.0625 && feedbacklevel <= 0.125) feedbacklevel = 0.0625; //-24db
	if (feedbacklevel > 0.125 && feedbacklevel <= 0.25) feedbacklevel = 0.125; //-18db
	if (feedbacklevel > 0.25 && feedbacklevel <= 0.5) feedbacklevel = 0.25; //-12db
	if (feedbacklevel > 0.5 && feedbacklevel <= 0.99) feedbacklevel = 0.5; //-6db
	if (feedbacklevel > 0.99) feedbacklevel = 1.0;
	//we're forcing even the feedback level to be Midiverb-ized
	Float64 gain = GetParameter( kParam_Four );
	Float64 wet = GetParameter( kParam_Five );
	
	while (nSampleFrames-- > 0) {
		long double inputSample = *sourceP;

		static int noisesource = 0;
		int residue;
		double applyresidue;
		noisesource = noisesource % 1700021; noisesource++;
		residue = noisesource * noisesource;
		residue = residue % 170003; residue *= residue;
		residue = residue % 17011; residue *= residue;
		residue = residue % 1709; residue *= residue;
		residue = residue % 173; residue *= residue;
		residue = residue % 17;
		applyresidue = residue;
		applyresidue *= 0.00000001;
		applyresidue *= 0.00000001;
		inputSample += applyresidue;
		if (inputSample<1.2e-38 && -inputSample<1.2e-38) {
			inputSample -= applyresidue;
		}
		//for live air, we always apply the dither noise. Then, if our result is 
		//effectively digital black, we'll subtract it again. We want a 'air' hiss
		double drySample = inputSample;
		
		inputSample += feedback;
		
		inputSample = sin(inputSample);

		
		switch (stage){
			case 27:
			case 26:
				allpasstemp = alpA - 1;
				if (allpasstemp < 0 || allpasstemp > delayA) {allpasstemp = delayA;}
				inputSample -= aA[allpasstemp]*0.5;
				aA[alpA] = inputSample;
				inputSample *= 0.5;
				alpA--; if (alpA < 0 || alpA > delayA) {alpA = delayA;}
				inputSample += (aA[alpA]);
				if (damp > 26) {
				avgtemp = inputSample;
				inputSample += avgA;
				inputSample *= 0.5;
				avgA = avgtemp;
				}
				//allpass filter A		
			case 25:
				allpasstemp = alpB - 1;
				if (allpasstemp < 0 || allpasstemp > delayB) {allpasstemp = delayB;}
				inputSample -= aB[allpasstemp]*0.5;
				aB[alpB] = inputSample;
				inputSample *= 0.5;
				alpB--; if (alpB < 0 || alpB > delayB) {alpB = delayB;}
				inputSample += (aB[alpB]);
				if (damp > 25) {
				avgtemp = inputSample;
				inputSample += avgB;
				inputSample *= 0.5;
				avgB = avgtemp;
				}
				//allpass filter B
			case 24:
				allpasstemp = alpC - 1;
				if (allpasstemp < 0 || allpasstemp > delayC) {allpasstemp = delayC;}
				inputSample -= aC[allpasstemp]*0.5;
				aC[alpC] = inputSample;
				inputSample *= 0.5;
				alpC--; if (alpC < 0 || alpC > delayC) {alpC = delayC;}
				inputSample += (aC[alpC]);
				if (damp > 24) {
				avgtemp = inputSample;
				inputSample += avgC;
				inputSample *= 0.5;
				avgC = avgtemp;
				}
				//allpass filter C
			case 23:
				allpasstemp = alpD - 1;
				if (allpasstemp < 0 || allpasstemp > delayD) {allpasstemp = delayD;}
				inputSample -= aD[allpasstemp]*0.5;
				aD[alpD] = inputSample;
				inputSample *= 0.5;
				alpD--; if (alpD < 0 || alpD > delayD) {alpD = delayD;}
				inputSample += (aD[alpD]);
				if (damp > 23) {
				avgtemp = inputSample;
				inputSample += avgD;
				inputSample *= 0.5;
				avgD = avgtemp;
				}
				//allpass filter D
			case 22:
				allpasstemp = alpE - 1;
				if (allpasstemp < 0 || allpasstemp > delayE) {allpasstemp = delayE;}
				inputSample -= aE[allpasstemp]*0.5;
				aE[alpE] = inputSample;
				inputSample *= 0.5;
				alpE--; if (alpE < 0 || alpE > delayE) {alpE = delayE;}
				inputSample += (aE[alpE]);
				if (damp > 22) {
				avgtemp = inputSample;
				inputSample += avgE;
				inputSample *= 0.5;
				avgE = avgtemp;
				}
				//allpass filter E
			case 21:
				allpasstemp = alpF - 1;
				if (allpasstemp < 0 || allpasstemp > delayF) {allpasstemp = delayF;}
				inputSample -= aF[allpasstemp]*0.5;
				aF[alpF] = inputSample;
				inputSample *= 0.5;
				alpF--; if (alpF < 0 || alpF > delayF) {alpF = delayF;}
				inputSample += (aF[alpF]);
				if (damp > 21) {
				avgtemp = inputSample;
				inputSample += avgF;
				inputSample *= 0.5;
				avgF = avgtemp;
				}
				//allpass filter F
			case 20:
				allpasstemp = alpG - 1;
				if (allpasstemp < 0 || allpasstemp > delayG) {allpasstemp = delayG;}
				inputSample -= aG[allpasstemp]*0.5;
				aG[alpG] = inputSample;
				inputSample *= 0.5;
				alpG--; if (alpG < 0 || alpG > delayG) {alpG = delayG;}
				inputSample += (aG[alpG]);
				if (damp > 20) {
				avgtemp = inputSample;
				inputSample += avgG;
				inputSample *= 0.5;
				avgG = avgtemp;
				}
				//allpass filter G
			case 19:
				allpasstemp = alpH - 1;
				if (allpasstemp < 0 || allpasstemp > delayH) {allpasstemp = delayH;}
				inputSample -= aH[allpasstemp]*0.5;
				aH[alpH] = inputSample;
				inputSample *= 0.5;
				alpH--; if (alpH < 0 || alpH > delayH) {alpH = delayH;}
				inputSample += (aH[alpH]);
				if (damp > 19) {
				avgtemp = inputSample;
				inputSample += avgH;
				inputSample *= 0.5;
				avgH = avgtemp;
				}
				//allpass filter H
			case 18:
				allpasstemp = alpI - 1;
				if (allpasstemp < 0 || allpasstemp > delayI) {allpasstemp = delayI;}
				inputSample -= aI[allpasstemp]*0.5;
				aI[alpI] = inputSample;
				inputSample *= 0.5;
				alpI--; if (alpI < 0 || alpI > delayI) {alpI = delayI;}
				inputSample += (aI[alpI]);
				if (damp > 18) {
				avgtemp = inputSample;
				inputSample += avgI;
				inputSample *= 0.5;
				avgI = avgtemp;
				}
				//allpass filter I
			case 17:
				allpasstemp = alpJ - 1;
				if (allpasstemp < 0 || allpasstemp > delayJ) {allpasstemp = delayJ;}
				inputSample -= aJ[allpasstemp]*0.5;
				aJ[alpJ] = inputSample;
				inputSample *= 0.5;
				alpJ--; if (alpJ < 0 || alpJ > delayJ) {alpJ = delayJ;}
				inputSample += (aJ[alpJ]);
				if (damp > 17) {
				avgtemp = inputSample;
				inputSample += avgJ;
				inputSample *= 0.5;
				avgJ = avgtemp;
				}
				//allpass filter J
			case 16:
				allpasstemp = alpK - 1;
				if (allpasstemp < 0 || allpasstemp > delayK) {allpasstemp = delayK;}
				inputSample -= aK[allpasstemp]*0.5;
				aK[alpK] = inputSample;
				inputSample *= 0.5;
				alpK--; if (alpK < 0 || alpK > delayK) {alpK = delayK;}
				inputSample += (aK[alpK]);
				if (damp > 16) {
				avgtemp = inputSample;
				inputSample += avgK;
				inputSample *= 0.5;
				avgK = avgtemp;
				}
				//allpass filter K
			case 15:
				allpasstemp = alpL - 1;
				if (allpasstemp < 0 || allpasstemp > delayL) {allpasstemp = delayL;}
				inputSample -= aL[allpasstemp]*0.5;
				aL[alpL] = inputSample;
				inputSample *= 0.5;
				alpL--; if (alpL < 0 || alpL > delayL) {alpL = delayL;}
				inputSample += (aL[alpL]);
				if (damp > 15) {
				avgtemp = inputSample;
				inputSample += avgL;
				inputSample *= 0.5;
				avgL = avgtemp;
				}
				//allpass filter L
			case 14:
				allpasstemp = alpM - 1;
				if (allpasstemp < 0 || allpasstemp > delayM) {allpasstemp = delayM;}
				inputSample -= aM[allpasstemp]*0.5;
				aM[alpM] = inputSample;
				inputSample *= 0.5;
				alpM--; if (alpM < 0 || alpM > delayM) {alpM = delayM;}
				inputSample += (aM[alpM]);
				if (damp > 14) {
				avgtemp = inputSample;
				inputSample += avgM;
				inputSample *= 0.5;
				avgM = avgtemp;
				}
				//allpass filter M
			case 13:
				allpasstemp = alpN - 1;
				if (allpasstemp < 0 || allpasstemp > delayN) {allpasstemp = delayN;}
				inputSample -= aN[allpasstemp]*0.5;
				aN[alpN] = inputSample;
				inputSample *= 0.5;
				alpN--; if (alpN < 0 || alpN > delayN) {alpN = delayN;}
				inputSample += (aN[alpN]);
				if (damp > 13) {
				avgtemp = inputSample;
				inputSample += avgN;
				inputSample *= 0.5;
				avgN = avgtemp;
				}
				//allpass filter N
			case 12:
				allpasstemp = alpO - 1;
				if (allpasstemp < 0 || allpasstemp > delayO) {allpasstemp = delayO;}
				inputSample -= aO[allpasstemp]*0.5;
				aO[alpO] = inputSample;
				inputSample *= 0.5;
				alpO--; if (alpO < 0 || alpO > delayO) {alpO = delayO;}
				inputSample += (aO[alpO]);
				if (damp > 12) {
				avgtemp = inputSample;
				inputSample += avgO;
				inputSample *= 0.5;
				avgO = avgtemp;
				}
				//allpass filter O
			case 11:
				allpasstemp = alpP - 1;
				if (allpasstemp < 0 || allpasstemp > delayP) {allpasstemp = delayP;}
				inputSample -= aP[allpasstemp]*0.5;
				aP[alpP] = inputSample;
				inputSample *= 0.5;
				alpP--; if (alpP < 0 || alpP > delayP) {alpP = delayP;}
				inputSample += (aP[alpP]);
				if (damp > 11) {
				avgtemp = inputSample;
				inputSample += avgP;
				inputSample *= 0.5;
				avgP = avgtemp;
				}
				//allpass filter P
			case 10:
				allpasstemp = alpQ - 1;
				if (allpasstemp < 0 || allpasstemp > delayQ) {allpasstemp = delayQ;}
				inputSample -= aQ[allpasstemp]*0.5;
				aQ[alpQ] = inputSample;
				inputSample *= 0.5;
				alpQ--; if (alpQ < 0 || alpQ > delayQ) {alpQ = delayQ;}
				inputSample += (aQ[alpQ]);
				if (damp > 10) {
				avgtemp = inputSample;
				inputSample += avgQ;
				inputSample *= 0.5;
				avgQ = avgtemp;
				}
				//allpass filter Q
			case 9:
				allpasstemp = alpR - 1;
				if (allpasstemp < 0 || allpasstemp > delayR) {allpasstemp = delayR;}
				inputSample -= aR[allpasstemp]*0.5;
				aR[alpR] = inputSample;
				inputSample *= 0.5;
				alpR--; if (alpR < 0 || alpR > delayR) {alpR = delayR;}
				inputSample += (aR[alpR]);
				if (damp > 9) {
				avgtemp = inputSample;
				inputSample += avgR;
				inputSample *= 0.5;
				avgR = avgtemp;
				}
				//allpass filter R
			case 8:
				allpasstemp = alpS - 1;
				if (allpasstemp < 0 || allpasstemp > delayS) {allpasstemp = delayS;}
				inputSample -= aS[allpasstemp]*0.5;
				aS[alpS] = inputSample;
				inputSample *= 0.5;
				alpS--; if (alpS < 0 || alpS > delayS) {alpS = delayS;}
				inputSample += (aS[alpS]);
				if (damp > 8) {
				avgtemp = inputSample;
				inputSample += avgS;
				inputSample *= 0.5;
				avgS = avgtemp;
				}
				//allpass filter S
			case 7:
				allpasstemp = alpT - 1;
				if (allpasstemp < 0 || allpasstemp > delayT) {allpasstemp = delayT;}
				inputSample -= aT[allpasstemp]*0.5;
				aT[alpT] = inputSample;
				inputSample *= 0.5;
				alpT--; if (alpT < 0 || alpT > delayT) {alpT = delayT;}
				inputSample += (aT[alpT]);
				if (damp > 7) {
				avgtemp = inputSample;
				inputSample += avgT;
				inputSample *= 0.5;
				avgT = avgtemp;
				}
				//allpass filter T
			case 6:
				allpasstemp = alpU - 1;
				if (allpasstemp < 0 || allpasstemp > delayU) {allpasstemp = delayU;}
				inputSample -= aU[allpasstemp]*0.5;
				aU[alpU] = inputSample;
				inputSample *= 0.5;
				alpU--; if (alpU < 0 || alpU > delayU) {alpU = delayU;}
				inputSample += (aU[alpU]);
				if (damp > 6) {
				avgtemp = inputSample;
				inputSample += avgU;
				inputSample *= 0.5;
				avgU = avgtemp;
				}
				//allpass filter U
			case 5:
				allpasstemp = alpV - 1;
				if (allpasstemp < 0 || allpasstemp > delayV) {allpasstemp = delayV;}
				inputSample -= aV[allpasstemp]*0.5;
				aV[alpV] = inputSample;
				inputSample *= 0.5;
				alpV--; if (alpV < 0 || alpV > delayV) {alpV = delayV;}
				inputSample += (aV[alpV]);
				if (damp > 5) {
				avgtemp = inputSample;
				inputSample += avgV;
				inputSample *= 0.5;
				avgV = avgtemp;
				}
				//allpass filter V
			case 4:
				allpasstemp = alpW - 1;
				if (allpasstemp < 0 || allpasstemp > delayW) {allpasstemp = delayW;}
				inputSample -= aW[allpasstemp]*0.5;
				aW[alpW] = inputSample;
				inputSample *= 0.5;
				alpW--; if (alpW < 0 || alpW > delayW) {alpW = delayW;}
				inputSample += (aW[alpW]);
				if (damp > 4) {
				avgtemp = inputSample;
				inputSample += avgW;
				inputSample *= 0.5;
				avgW = avgtemp;
				}
				//allpass filter W
			case 3:
				allpasstemp = alpX - 1;
				if (allpasstemp < 0 || allpasstemp > delayX) {allpasstemp = delayX;}
				inputSample -= aX[allpasstemp]*0.5;
				aX[alpX] = inputSample;
				inputSample *= 0.5;
				alpX--; if (alpX < 0 || alpX > delayX) {alpX = delayX;}
				inputSample += (aX[alpX]);
				if (damp > 3) {
				avgtemp = inputSample;
				inputSample += avgX;
				inputSample *= 0.5;
				avgX = avgtemp;
				}
				//allpass filter X
			case 2:
				allpasstemp = alpY - 1;
				if (allpasstemp < 0 || allpasstemp > delayY) {allpasstemp = delayY;}
				inputSample -= aY[allpasstemp]*0.5;
				aY[alpY] = inputSample;
				inputSample *= 0.5;
				alpY--; if (alpY < 0 || alpY > delayY) {alpY = delayY;}
				inputSample += (aY[alpY]);
				if (damp > 2) {
				avgtemp = inputSample;
				inputSample += avgY;
				inputSample *= 0.5;
				avgY = avgtemp;
				}
				//allpass filter Y
			case 1:
				allpasstemp = alpZ - 1;
				if (allpasstemp < 0 || allpasstemp > delayZ) {allpasstemp = delayZ;}
				inputSample -= aZ[allpasstemp]*0.5;
				aZ[alpZ] = inputSample;
				inputSample *= 0.5;
				alpZ--; if (alpZ < 0 || alpZ > delayZ) {alpZ = delayZ;}
				inputSample += (aZ[alpZ]);
				if (damp > 1) {
				avgtemp = inputSample;
				inputSample += avgZ;
				inputSample *= 0.5;
				avgZ = avgtemp;
				}
				//allpass filter Z
		}
		
		feedback = inputSample * feedbacklevel;
				
		if (gain != 1.0) {
			inputSample *= gain;
		}
		//we can pad with the gain to tame distortyness from the PurestConsole code
		
		if (inputSample > 1.0) inputSample = 1.0;
		if (inputSample < -1.0) inputSample = -1.0;
		//without this, you can get a NaN condition where it spits out DC offset at full blast!
		
		inputSample = asin(inputSample);
		
		
		if (wet !=1.0) {
			inputSample = (inputSample * wet) + (drySample * (1.0-wet));
		}
		//Dry/Wet control, defaults to the last slider

		//begin 32 bit floating point dither
		int expon; frexpf((float)inputSample, &expon);
		fpd ^= fpd << 13; fpd ^= fpd >> 17; fpd ^= fpd << 5;
		inputSample += static_cast<int32_t>(fpd) * 5.960464655174751e-36L * pow(2,expon+62);
		//end 32 bit floating point dither
		
		*destP = inputSample;
		
		sourceP += inNumChannels; destP += inNumChannels;
	}
}