DubSub

1 files changed, 545 insertions, 0 deletions

diff --git a/plugins/MacAU/DubSub/DubSub.cpp b/plugins/MacAU/DubSub/DubSub.cpp
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+++ b/plugins/MacAU/DubSub/DubSub.cpp
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+/*
+*	File:		DubSub.cpp
+*	
+*	Version:	1.0
+* 
+*	Created:	1/25/12
+*	
+*	Copyright:  Copyright © 2012 Airwindows, All Rights Reserved
+* 
+*	Disclaimer:	IMPORTANT:  This Apple software is supplied to you by Apple Computer, Inc. ("Apple") in 
+*				consideration of your agreement to the following terms, and your use, installation, modification 
+*				or redistribution of this Apple software constitutes acceptance of these terms.  If you do 
+*				not agree with these terms, please do not use, install, modify or redistribute this Apple 
+*				software.
+*
+*				In consideration of your agreement to abide by the following terms, and subject to these terms, 
+*				Apple grants you a personal, non-exclusive license, under Apple's copyrights in this 
+*				original Apple software (the "Apple Software"), to use, reproduce, modify and redistribute the 
+*				Apple Software, with or without modifications, in source and/or binary forms; provided that if you 
+*				redistribute the Apple Software in its entirety and without modifications, you must retain this 
+*				notice and the following text and disclaimers in all such redistributions of the Apple Software. 
+*				Neither the name, trademarks, service marks or logos of Apple Computer, Inc. may be used to 
+*				endorse or promote products derived from the Apple Software without specific prior written 
+*				permission from Apple.  Except as expressly stated in this notice, no other rights or 
+*				licenses, express or implied, are granted by Apple herein, including but not limited to any 
+*				patent rights that may be infringed by your derivative works or by other works in which the 
+*				Apple Software may be incorporated.
+*
+*				The Apple Software is provided by Apple on an "AS IS" basis.  APPLE MAKES NO WARRANTIES, EXPRESS OR 
+*				IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY 
+*				AND FITNESS FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE 
+*				OR IN COMBINATION WITH YOUR PRODUCTS.
+*
+*				IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR CONSEQUENTIAL 
+*				DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 
+*				OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, 
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+*				UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN 
+*				IF APPLE HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*
+*/
+/*=============================================================================
+	DubSub.cpp
+	
+=============================================================================*/
+#include "DubSub.h"
+
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+COMPONENT_ENTRY(DubSub)
+
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+//	DubSub::DubSub
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+DubSub::DubSub(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 );
+	SetParameter(kParam_Six, kDefaultValue_ParamSix );
+	SetParameter(kParam_Seven, kDefaultValue_ParamSeven );
+	SetParameter(kParam_Eight, kDefaultValue_ParamEight );
+	SetParameter(kParam_Nine, kDefaultValue_ParamNine );
+	SetParameter(kParam_Ten, kDefaultValue_ParamTen );
+         
+#if AU_DEBUG_DISPATCHER
+	mDebugDispatcher = new AUDebugDispatcher (this);
+#endif
+	
+}
+
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+//	DubSub::GetParameterValueStrings
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ComponentResult			DubSub::GetParameterValueStrings(AudioUnitScope		inScope,
+                                                                AudioUnitParameterID	inParameterID,
+                                                                CFArrayRef *		outStrings)
+{
+        
+    return kAudioUnitErr_InvalidProperty;
+}
+
+
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+//	DubSub::GetParameterInfo
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ComponentResult			DubSub::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 = -1.0;
+                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;
+           case kParam_Six:
+                AUBase::FillInParameterName (outParameterInfo, kParameterSixName, false);
+                outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
+                outParameterInfo.minValue = -1.0;
+                outParameterInfo.maxValue = 1.0;
+                outParameterInfo.defaultValue = kDefaultValue_ParamSix;
+                break;
+           case kParam_Seven:
+                AUBase::FillInParameterName (outParameterInfo, kParameterSevenName, false);
+                outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
+                outParameterInfo.minValue = 0.0;
+                outParameterInfo.maxValue = 1.0;
+                outParameterInfo.defaultValue = kDefaultValue_ParamSeven;
+                break;
+           case kParam_Eight:
+                AUBase::FillInParameterName (outParameterInfo, kParameterEightName, false);
+                outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
+                outParameterInfo.minValue = 0.0;
+                outParameterInfo.maxValue = 1.0;
+                outParameterInfo.defaultValue = kDefaultValue_ParamEight;
+                break;
+           case kParam_Nine:
+                AUBase::FillInParameterName (outParameterInfo, kParameterNineName, false);
+                outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
+                outParameterInfo.minValue = -1.0;
+                outParameterInfo.maxValue = 1.0;
+                outParameterInfo.defaultValue = kDefaultValue_ParamNine;
+                break;
+			case kParam_Ten:
+                AUBase::FillInParameterName (outParameterInfo, kParameterTenName, false);
+                outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
+                outParameterInfo.minValue = 0.0;
+                outParameterInfo.maxValue = 1.0;
+                outParameterInfo.defaultValue = kDefaultValue_ParamTen;
+                break;
+  			default:
+                result = kAudioUnitErr_InvalidParameter;
+                break;
+            }
+	} else {
+        result = kAudioUnitErr_InvalidParameter;
+    }
+    
+
+
+	return result;
+}
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+//	DubSub::GetPropertyInfo
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ComponentResult			DubSub::GetPropertyInfo (AudioUnitPropertyID	inID,
+                                                        AudioUnitScope		inScope,
+                                                        AudioUnitElement	inElement,
+                                                        UInt32 &		outDataSize,
+                                                        Boolean &		outWritable)
+{
+	return AUEffectBase::GetPropertyInfo (inID, inScope, inElement, outDataSize, outWritable);
+}
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+//	DubSub::GetProperty
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ComponentResult			DubSub::GetProperty(	AudioUnitPropertyID inID,
+                                                        AudioUnitScope 		inScope,
+                                                        AudioUnitElement 	inElement,
+                                                        void *			outData )
+{
+	return AUEffectBase::GetProperty (inID, inScope, inElement, outData);
+}
+
+//	DubSub::Initialize
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ComponentResult DubSub::Initialize()
+{
+    ComponentResult result = AUEffectBase::Initialize();
+    if (result == noErr)
+        Reset(kAudioUnitScope_Global, 0);
+    return result;
+}
+
+#pragma mark ____DubSubEffectKernel
+
+
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+//	DubSub::DubSubKernel::Reset()
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+void		DubSub::DubSubKernel::Reset()
+{
+	WasNegative = false;
+	SubOctave = false;
+	flip = false;
+	bflip = 0;
+	iirDriveSampleA = 0.0;
+	iirDriveSampleB = 0.0;
+	iirDriveSampleC = 0.0;
+	iirDriveSampleD = 0.0;
+	iirDriveSampleE = 0.0;
+	iirDriveSampleF = 0.0;
+
+	iirHeadBumpA = 0.0;
+	iirHeadBumpB = 0.0;
+	iirHeadBumpC = 0.0;
+	
+	iirSubBumpA = 0.0;
+	iirSubBumpB = 0.0;
+	iirSubBumpC = 0.0;
+	
+	lastHeadBump = 0.0;
+	lastSubBump = 0.0;
+
+	iirSampleA = 0.0;
+	iirSampleB = 0.0;
+	iirSampleC = 0.0;
+	iirSampleD = 0.0;
+	iirSampleE = 0.0;
+	iirSampleF = 0.0;
+	iirSampleG = 0.0;
+	iirSampleH = 0.0;
+	iirSampleI = 0.0;
+	iirSampleJ = 0.0;
+	iirSampleK = 0.0;
+	iirSampleL = 0.0;
+	iirSampleM = 0.0;
+	iirSampleN = 0.0;
+	iirSampleO = 0.0;
+	iirSampleP = 0.0;
+	iirSampleQ = 0.0;
+	iirSampleR = 0.0;
+	iirSampleS = 0.0;
+	iirSampleT = 0.0;
+	iirSampleU = 0.0;
+	iirSampleV = 0.0;
+	iirSampleW = 0.0;
+	iirSampleX = 0.0;
+	iirSampleY = 0.0;
+	iirSampleZ = 0.0;	
+	
+	oscGate = 1.0;
+	
+	fpNShape = 0.0;
+}
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+//	DubSub::DubSubKernel::Process
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+void		DubSub::DubSubKernel::Process(	const Float32 	*inSourceP,
+                                                    Float32		 	*inDestP,
+                                                    UInt32 			inFramesToProcess,
+                                                    UInt32			inNumChannels, 
+                                                    bool			&ioSilence )
+{
+	UInt32 nSampleFrames = inFramesToProcess;
+	const Float32 *sourceP = inSourceP;
+	Float32 *destP = inDestP;
+	Float64 overallscale = 1.0;
+	overallscale /= 44100.0;
+	overallscale *= GetSampleRate();
+	Float64 driveone = pow(GetParameter( kParam_One )*3.0,2);
+	Float64 driveoutput = GetParameter( kParam_Two );
+	Float64 iirAmount = ((GetParameter( kParam_Three )*0.33)+0.1)/overallscale;
+	Float64 ataLowpass;
+	Float64 randy;
+	Float64 invrandy;
+	Float64 HeadBump = 0.0;
+	Float64 BassGain = GetParameter( kParam_Four ) * 0.1;
+	Float64 HeadBumpFreq = ((GetParameter( kParam_Five )*0.1)+0.0001)/overallscale;
+	Float64 iirBmount = HeadBumpFreq/44.1;
+	Float64 altBmount = 1.0 - iirBmount;
+	Float64 BassOutGain = GetParameter( kParam_Six );
+	Float64 SubBump = 0.0;
+	Float64 SubGain = GetParameter( kParam_Seven ) * 0.1;
+	Float64 SubBumpFreq = ((GetParameter( kParam_Eight )*0.1)+0.0001)/overallscale;
+	Float64 iirCmount = SubBumpFreq/44.1;
+	Float64 altCmount = 1.0 - iirCmount;
+	Float64 SubOutGain = GetParameter( kParam_Nine );
+	Float64 clamp = 0.0;
+	Float64 out;
+	Float64 fuzz = 0.111;
+	Float64 wet = GetParameter( kParam_Ten );
+	Float64 dry = 1.0-wet;
+	Float64 glitch = 0.60;
+	Float64 tempSample;
+	
+	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
+		long double drySample = inputSample;
+		
+		// here's the plan.
+		// Grind Boost
+		// Grind Output Level
+		// Bass Split Freq
+		// Bass Drive
+		// Bass Voicing
+		// Bass Output Level
+		// Sub Oct Drive
+		// Sub Voicing
+		// Sub Output Level
+		// Dry/Wet
+		
+		oscGate += fabs(inputSample * 10.0);
+		oscGate -= 0.001;
+		if (oscGate > 1.0) oscGate = 1.0;
+		if (oscGate < 0) oscGate = 0;
+		//got a value that only goes down low when there's silence or near silence on input
+		clamp = 1.0-oscGate;
+		clamp *= 0.00001;
+		//set up the thing to choke off oscillations- belt and suspenders affair
+		
+		if (flip)
+		{
+			tempSample = inputSample;
+			iirDriveSampleA = (iirDriveSampleA * (1 - iirAmount)) + (inputSample * iirAmount);
+			inputSample -= iirDriveSampleA;
+			iirDriveSampleC = (iirDriveSampleC * (1 - iirAmount)) + (inputSample * iirAmount);
+			inputSample -= iirDriveSampleC;
+			iirDriveSampleE = (iirDriveSampleE * (1 - iirAmount)) + (inputSample * iirAmount);
+			inputSample -= iirDriveSampleE;
+			ataLowpass = tempSample - inputSample;
+		}
+		else
+		{
+			tempSample = inputSample;
+			iirDriveSampleB = (iirDriveSampleB * (1 - iirAmount)) + (inputSample * iirAmount);
+			inputSample -= iirDriveSampleB;
+			iirDriveSampleD = (iirDriveSampleD * (1 - iirAmount)) + (inputSample * iirAmount);
+			inputSample -= iirDriveSampleD;
+			iirDriveSampleF = (iirDriveSampleF * (1 - iirAmount)) + (inputSample * iirAmount);
+			inputSample -= iirDriveSampleF;
+			ataLowpass = tempSample - inputSample;
+		}
+		//highpass section
+		if (inputSample > 1.0) {inputSample = 1.0;}
+		if (inputSample < -1.0) {inputSample = -1.0;}
+		out = driveone;
+		while (out > glitch)
+		{
+			out -= glitch;
+			inputSample -= (inputSample * (fabs(inputSample) * glitch) * (fabs(inputSample) * glitch) );
+			inputSample *= (1.0+glitch);
+		}
+		//that's taken care of the really high gain stuff
+		
+		inputSample -= (inputSample * (fabs(inputSample) * out) * (fabs(inputSample) * out) );
+		inputSample *= (1.0+out);
+				
+		if (ataLowpass > 0)
+		{if (WasNegative){SubOctave = not SubOctave;} WasNegative = false;}
+		else {WasNegative = true;}
+		//set up polarities for sub-bass version
+		randy = (rand()/(double)RAND_MAX)*fuzz; //0 to 1 the noise, may not be needed
+		invrandy = (1.0-randy);
+		randy /= 2.0;
+		//set up the noise
+
+		iirSampleA = (iirSampleA * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleA;
+		iirSampleB = (iirSampleB * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleB;
+		iirSampleC = (iirSampleC * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleC;
+		iirSampleD = (iirSampleD * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleD;
+		iirSampleE = (iirSampleE * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleE;
+		iirSampleF = (iirSampleF * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleF;
+		iirSampleG = (iirSampleG * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleG;
+		iirSampleH = (iirSampleH * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleH;
+		iirSampleI = (iirSampleI * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleI;
+		iirSampleJ = (iirSampleJ * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleJ;
+		iirSampleK = (iirSampleK * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleK;
+		iirSampleL = (iirSampleL * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleL;
+		iirSampleM = (iirSampleM * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleM;
+		iirSampleN = (iirSampleN * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleN;
+		iirSampleO = (iirSampleO * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleO;
+		iirSampleP = (iirSampleP * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleP;
+		iirSampleQ = (iirSampleQ * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleQ;
+		iirSampleR = (iirSampleR * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleR;
+		iirSampleS = (iirSampleS * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleS;
+		iirSampleT = (iirSampleT * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleT;
+		iirSampleU = (iirSampleU * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleU;
+		iirSampleV = (iirSampleV * altBmount) + (ataLowpass * iirBmount); ataLowpass -= iirSampleV;
+		
+		switch (bflip)
+		{
+			case 1:				
+				iirHeadBumpA += (ataLowpass * BassGain);
+				iirHeadBumpA -= (iirHeadBumpA * iirHeadBumpA * iirHeadBumpA * HeadBumpFreq);
+				iirHeadBumpA = (invrandy * iirHeadBumpA) + (randy * iirHeadBumpB) + (randy * iirHeadBumpC);
+				if (iirHeadBumpA > 0) iirHeadBumpA -= clamp;
+				if (iirHeadBumpA < 0) iirHeadBumpA += clamp;
+				HeadBump = iirHeadBumpA;
+				break;
+			case 2:
+				iirHeadBumpB += (ataLowpass * BassGain);
+				iirHeadBumpB -= (iirHeadBumpB * iirHeadBumpB * iirHeadBumpB * HeadBumpFreq);
+				iirHeadBumpB = (randy * iirHeadBumpA) + (invrandy * iirHeadBumpB) + (randy * iirHeadBumpC);
+				if (iirHeadBumpB > 0) iirHeadBumpB -= clamp;
+				if (iirHeadBumpB < 0) iirHeadBumpB += clamp;
+				HeadBump = iirHeadBumpB;
+				break;
+			case 3:
+				iirHeadBumpC += (ataLowpass * BassGain);
+				iirHeadBumpC -= (iirHeadBumpC * iirHeadBumpC * iirHeadBumpC * HeadBumpFreq);
+				iirHeadBumpC = (randy * iirHeadBumpA) + (randy * iirHeadBumpB) + (invrandy * iirHeadBumpC);
+				if (iirHeadBumpC > 0) iirHeadBumpC -= clamp;
+				if (iirHeadBumpC < 0) iirHeadBumpC += clamp;
+				HeadBump = iirHeadBumpC;
+				break;
+		}
+
+		iirSampleW = (iirSampleW * altBmount) + (HeadBump * iirBmount); HeadBump -= iirSampleW;
+		iirSampleX = (iirSampleX * altBmount) + (HeadBump * iirBmount); HeadBump -= iirSampleX;
+		
+		SubBump = HeadBump;
+		iirSampleY = (iirSampleY * altCmount) + (SubBump * iirCmount); SubBump -= iirSampleY;
+		
+		SubBump = fabs(SubBump);
+		if (SubOctave == false) {SubBump = -SubBump;}
+		
+		switch (bflip)
+		{
+			case 1:				
+				iirSubBumpA += (SubBump * SubGain);
+				iirSubBumpA -= (iirSubBumpA * iirSubBumpA * iirSubBumpA * SubBumpFreq);
+				iirSubBumpA = (invrandy * iirSubBumpA) + (randy * iirSubBumpB) + (randy * iirSubBumpC);
+				if (iirSubBumpA > 0) iirSubBumpA -= clamp;
+				if (iirSubBumpA < 0) iirSubBumpA += clamp;
+				SubBump = iirSubBumpA;
+				break;
+			case 2:
+				iirSubBumpB += (SubBump * SubGain);
+				iirSubBumpB -= (iirSubBumpB * iirSubBumpB * iirSubBumpB * SubBumpFreq);
+				iirSubBumpB = (randy * iirSubBumpA) + (invrandy * iirSubBumpB) + (randy * iirSubBumpC);
+				if (iirSubBumpB > 0) iirSubBumpB -= clamp;
+				if (iirSubBumpB < 0) iirSubBumpB += clamp;
+				SubBump = iirSubBumpB;
+				break;
+			case 3:
+				iirSubBumpC += (SubBump * SubGain);
+				iirSubBumpC -= (iirSubBumpC * iirSubBumpC * iirSubBumpC * SubBumpFreq);
+				iirSubBumpC = (randy * iirSubBumpA) + (randy * iirSubBumpB) + (invrandy * iirSubBumpC);
+				if (iirSubBumpC > 0) iirSubBumpC -= clamp;
+				if (iirSubBumpC < 0) iirSubBumpC += clamp;
+				SubBump = iirSubBumpC;
+				break;
+		}
+		
+		iirSampleZ = (iirSampleZ * altCmount) + (SubBump * iirCmount); SubBump -= iirSampleZ;
+		
+		inputSample *= driveoutput; //start with the drive section then add lows and subs
+		
+		inputSample += ((HeadBump + lastHeadBump) * BassOutGain);
+		inputSample += ((SubBump + lastSubBump) * SubOutGain);
+		
+		lastHeadBump = HeadBump;
+		lastSubBump = SubBump;
+		
+		if (wet !=1.0) {
+			inputSample = (inputSample * wet) + (drySample * dry);
+		}
+		//Dry/Wet control, defaults to the last slider
+		
+		flip = !flip;
+		bflip++;
+		if (bflip < 1 || bflip > 3) bflip = 1;
+		
+		
+		//noise shaping to 32-bit floating point
+		Float32 fpTemp = inputSample;
+		fpNShape += (inputSample-fpTemp);
+		inputSample += fpNShape;
+		//for deeper space and warmth, we try a non-oscillating noise shaping
+		//that is kind of ruthless: it will forever retain the rounding errors
+		//except we'll dial it back a hair at the end of every buffer processed
+		//end noise shaping on 32 bit output
+		
+		*destP = inputSample;
+		
+		sourceP += inNumChannels; destP += inNumChannels;
+	}
+	fpNShape *= 0.999999;
+	//we will just delicately dial back the FP noise shaping, not even every sample
+	//this is a good place to put subtle 'no runaway' calculations, though bear in mind
+	//that it will be called more often when you use shorter sample buffers in the DAW.
+	//So, very low latency operation will call these calculations more often.	
+}