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airwindows/plugins/MacSignedAU/ToVinyl4/ToVinyl4.cpp
Christopher Johnson f06250c082 Clarifying Licensing in boilerplate code generation
2022-11-21 09:20:21 -05:00

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/*
* File: ToVinyl4.cpp
*
* Version: 1.0
*
* Created: 6/10/14
*
* Copyright: Copyright © 2014 Airwindows, Airwindows uses the MIT license
*
* 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,
* REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED AND WHETHER
* UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN
* IF APPLE HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
/*=============================================================================
ToVinyl4.cpp
=============================================================================*/
#include "ToVinyl4.h"
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
AUDIOCOMPONENT_ENTRY(AUBaseFactory, ToVinyl4)
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// ToVinyl4::ToVinyl4
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ToVinyl4::ToVinyl4(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
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// ToVinyl4::GetParameterValueStrings
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult ToVinyl4::GetParameterValueStrings(AudioUnitScope inScope,
AudioUnitParameterID inParameterID,
CFArrayRef * outStrings)
{
return kAudioUnitErr_InvalidProperty;
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// ToVinyl4::GetParameterInfo
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult ToVinyl4::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_CustomUnit;
outParameterInfo.unitName = kParameterOneUnit;
outParameterInfo.flags |= kAudioUnitParameterFlag_DisplayLogarithmic;
outParameterInfo.minValue = 10.0;
outParameterInfo.maxValue = 300.0;
outParameterInfo.defaultValue = kDefaultValue_ParamOne;
break;
case kParam_Two:
AUBase::FillInParameterName (outParameterInfo, kParameterTwoName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_CustomUnit;
outParameterInfo.unitName = kParameterTwoUnit;
outParameterInfo.flags |= kAudioUnitParameterFlag_DisplayLogarithmic;
outParameterInfo.minValue = 10.0;
outParameterInfo.maxValue = 300.0;
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;
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// ToVinyl4::GetPropertyInfo
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult ToVinyl4::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 ToVinyl4::SupportedNumChannels(const AUChannelInfo ** outInfo)
{
if (outInfo != NULL)
{
static AUChannelInfo info;
info.inChannels = 2;
info.outChannels = 2;
*outInfo = &info;
}
return 1;
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// ToVinyl4::GetProperty
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult ToVinyl4::GetProperty( AudioUnitPropertyID inID,
AudioUnitScope inScope,
AudioUnitElement inElement,
void * outData )
{
return AUEffectBase::GetProperty (inID, inScope, inElement, outData);
}
// ToVinyl4::Initialize
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult ToVinyl4::Initialize()
{
ComponentResult result = AUEffectBase::Initialize();
if (result == noErr)
Reset(kAudioUnitScope_Global, 0);
return result;
}
#pragma mark ____ToVinyl4EffectKernel
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// ToVinyl4::Reset()
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult ToVinyl4::Reset(AudioUnitScope inScope, AudioUnitElement inElement)
{
for(int count = 0; count < 11; count++) {
aMid[count] = 0.0;
bMid[count] = 0.0;
fMid[count] = 0.0;
aSide[count] = 0.0;
bSide[count] = 0.0;
fSide[count] = 0.0;
}
aMidPrev = 0.0; aSidePrev = 0.0;
bMidPrev = 0.0; bSidePrev = 0.0;
ataLastOutL = ataLastOutR = 0.0;
midSampleA = 0.0;
midSampleB = 0.0;
midSampleC = 0.0;
midSampleD = 0.0;
midSampleE = 0.0;
midSampleF = 0.0;
midSampleG = 0.0;
midSampleH = 0.0;
midSampleI = 0.0;
midSampleJ = 0.0;
midSampleK = 0.0;
midSampleL = 0.0;
midSampleM = 0.0;
midSampleN = 0.0;
midSampleO = 0.0;
midSampleP = 0.0;
midSampleQ = 0.0;
midSampleR = 0.0;
midSampleS = 0.0;
midSampleT = 0.0;
midSampleU = 0.0;
midSampleV = 0.0;
midSampleW = 0.0;
midSampleX = 0.0;
midSampleY = 0.0;
midSampleZ = 0.0;
sideSampleA = 0.0;
sideSampleB = 0.0;
sideSampleC = 0.0;
sideSampleD = 0.0;
sideSampleE = 0.0;
sideSampleF = 0.0;
sideSampleG = 0.0;
sideSampleH = 0.0;
sideSampleI = 0.0;
sideSampleJ = 0.0;
sideSampleK = 0.0;
sideSampleL = 0.0;
sideSampleM = 0.0;
sideSampleN = 0.0;
sideSampleO = 0.0;
sideSampleP = 0.0;
sideSampleQ = 0.0;
sideSampleR = 0.0;
sideSampleS = 0.0;
sideSampleT = 0.0;
sideSampleU = 0.0;
sideSampleV = 0.0;
sideSampleW = 0.0;
sideSampleX = 0.0;
sideSampleY = 0.0;
sideSampleZ = 0.0;
s1L = s2L = s3L = 0.0;
o1L = o2L = o3L = 0.0;
m1L = m2L = desL = 0.0;
s1R = s2R = s3R = 0.0;
o1R = o2R = o3R = 0.0;
m1R = m2R = desR = 0.0;
fpdL = 1.0; while (fpdL < 16386) fpdL = rand()*UINT32_MAX;
fpdR = 1.0; while (fpdR < 16386) fpdR = rand()*UINT32_MAX;
return noErr;
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// ToVinyl4::ProcessBufferLists
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
OSStatus ToVinyl4::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;
Float64 overallscale = 1.0;
overallscale /= 44100.0;
overallscale *= GetSampleRate();
Float64 fusswithscale = 50000; //corrected
Float64 cutofffreq = GetParameter( kParam_One );
Float64 resonance = 0.992;
Float64 midAmount = cutofffreq/fusswithscale;
midAmount /= overallscale;
Float64 midAmountA = midAmount * resonance;
Float64 midAmountB = midAmountA * resonance;
Float64 midAmountC = midAmountB * resonance;
Float64 midAmountD = midAmountC * resonance;
Float64 midAmountE = midAmountD * resonance;
Float64 midAmountF = midAmountE * resonance;
Float64 midAmountG = midAmountF * resonance;
Float64 midAmountH = midAmountG * resonance;
Float64 midAmountI = midAmountH * resonance;
Float64 midAmountJ = midAmountI * resonance;
Float64 midAmountK = midAmountJ * resonance;
Float64 midAmountL = midAmountK * resonance;
Float64 midAmountM = midAmountL * resonance;
Float64 midAmountN = midAmountM * resonance;
Float64 midAmountO = midAmountN * resonance;
Float64 midAmountP = midAmountO * resonance;
Float64 midAmountQ = midAmountP * resonance;
Float64 midAmountR = midAmountQ * resonance;
Float64 midAmountS = midAmountR * resonance;
Float64 midAmountT = midAmountS * resonance;
Float64 midAmountU = midAmountT * resonance;
Float64 midAmountV = midAmountU * resonance;
Float64 midAmountW = midAmountV * resonance;
Float64 midAmountX = midAmountW * resonance;
Float64 midAmountY = midAmountX * resonance;
Float64 midAmountZ = midAmountY * resonance;
Float64 midaltAmountA = 1.0 - midAmountA;
Float64 midaltAmountB = 1.0 - midAmountB;
Float64 midaltAmountC = 1.0 - midAmountC;
Float64 midaltAmountD = 1.0 - midAmountD;
Float64 midaltAmountE = 1.0 - midAmountE;
Float64 midaltAmountF = 1.0 - midAmountF;
Float64 midaltAmountG = 1.0 - midAmountG;
Float64 midaltAmountH = 1.0 - midAmountH;
Float64 midaltAmountI = 1.0 - midAmountI;
Float64 midaltAmountJ = 1.0 - midAmountJ;
Float64 midaltAmountK = 1.0 - midAmountK;
Float64 midaltAmountL = 1.0 - midAmountL;
Float64 midaltAmountM = 1.0 - midAmountM;
Float64 midaltAmountN = 1.0 - midAmountN;
Float64 midaltAmountO = 1.0 - midAmountO;
Float64 midaltAmountP = 1.0 - midAmountP;
Float64 midaltAmountQ = 1.0 - midAmountQ;
Float64 midaltAmountR = 1.0 - midAmountR;
Float64 midaltAmountS = 1.0 - midAmountS;
Float64 midaltAmountT = 1.0 - midAmountT;
Float64 midaltAmountU = 1.0 - midAmountU;
Float64 midaltAmountV = 1.0 - midAmountV;
Float64 midaltAmountW = 1.0 - midAmountW;
Float64 midaltAmountX = 1.0 - midAmountX;
Float64 midaltAmountY = 1.0 - midAmountY;
Float64 midaltAmountZ = 1.0 - midAmountZ;
cutofffreq = GetParameter( kParam_Two );
Float64 sideAmount = cutofffreq/fusswithscale;
sideAmount /= overallscale;
Float64 sideAmountA = sideAmount * resonance;
Float64 sideAmountB = sideAmountA * resonance;
Float64 sideAmountC = sideAmountB * resonance;
Float64 sideAmountD = sideAmountC * resonance;
Float64 sideAmountE = sideAmountD * resonance;
Float64 sideAmountF = sideAmountE * resonance;
Float64 sideAmountG = sideAmountF * resonance;
Float64 sideAmountH = sideAmountG * resonance;
Float64 sideAmountI = sideAmountH * resonance;
Float64 sideAmountJ = sideAmountI * resonance;
Float64 sideAmountK = sideAmountJ * resonance;
Float64 sideAmountL = sideAmountK * resonance;
Float64 sideAmountM = sideAmountL * resonance;
Float64 sideAmountN = sideAmountM * resonance;
Float64 sideAmountO = sideAmountN * resonance;
Float64 sideAmountP = sideAmountO * resonance;
Float64 sideAmountQ = sideAmountP * resonance;
Float64 sideAmountR = sideAmountQ * resonance;
Float64 sideAmountS = sideAmountR * resonance;
Float64 sideAmountT = sideAmountS * resonance;
Float64 sideAmountU = sideAmountT * resonance;
Float64 sideAmountV = sideAmountU * resonance;
Float64 sideAmountW = sideAmountV * resonance;
Float64 sideAmountX = sideAmountW * resonance;
Float64 sideAmountY = sideAmountX * resonance;
Float64 sideAmountZ = sideAmountY * resonance;
Float64 sidealtAmountA = 1.0 - sideAmountA;
Float64 sidealtAmountB = 1.0 - sideAmountB;
Float64 sidealtAmountC = 1.0 - sideAmountC;
Float64 sidealtAmountD = 1.0 - sideAmountD;
Float64 sidealtAmountE = 1.0 - sideAmountE;
Float64 sidealtAmountF = 1.0 - sideAmountF;
Float64 sidealtAmountG = 1.0 - sideAmountG;
Float64 sidealtAmountH = 1.0 - sideAmountH;
Float64 sidealtAmountI = 1.0 - sideAmountI;
Float64 sidealtAmountJ = 1.0 - sideAmountJ;
Float64 sidealtAmountK = 1.0 - sideAmountK;
Float64 sidealtAmountL = 1.0 - sideAmountL;
Float64 sidealtAmountM = 1.0 - sideAmountM;
Float64 sidealtAmountN = 1.0 - sideAmountN;
Float64 sidealtAmountO = 1.0 - sideAmountO;
Float64 sidealtAmountP = 1.0 - sideAmountP;
Float64 sidealtAmountQ = 1.0 - sideAmountQ;
Float64 sidealtAmountR = 1.0 - sideAmountR;
Float64 sidealtAmountS = 1.0 - sideAmountS;
Float64 sidealtAmountT = 1.0 - sideAmountT;
Float64 sidealtAmountU = 1.0 - sideAmountU;
Float64 sidealtAmountV = 1.0 - sideAmountV;
Float64 sidealtAmountW = 1.0 - sideAmountW;
Float64 sidealtAmountX = 1.0 - sideAmountX;
Float64 sidealtAmountY = 1.0 - sideAmountY;
Float64 sidealtAmountZ = 1.0 - sideAmountZ;
Float64 tempMid;
Float64 tempSide;
Float64 intensity = pow(GetParameter( kParam_Three ),3)*(32/overallscale);
Float64 inputSampleL;
Float64 inputSampleR;
Float64 senseL;
Float64 senseR;
Float64 smoothL;
Float64 smoothR;
Float64 mid;
Float64 side;
overallscale = (GetParameter( kParam_Four )*9.0)+1.0;
Float64 gain = overallscale;
//mid groove wear
if (gain > 1.0) {fMid[0] = 1.0; gain -= 1.0;} else {fMid[0] = gain; gain = 0.0;}
if (gain > 1.0) {fMid[1] = 1.0; gain -= 1.0;} else {fMid[1] = gain; gain = 0.0;}
if (gain > 1.0) {fMid[2] = 1.0; gain -= 1.0;} else {fMid[2] = gain; gain = 0.0;}
if (gain > 1.0) {fMid[3] = 1.0; gain -= 1.0;} else {fMid[3] = gain; gain = 0.0;}
if (gain > 1.0) {fMid[4] = 1.0; gain -= 1.0;} else {fMid[4] = gain; gain = 0.0;}
if (gain > 1.0) {fMid[5] = 1.0; gain -= 1.0;} else {fMid[5] = gain; gain = 0.0;}
if (gain > 1.0) {fMid[6] = 1.0; gain -= 1.0;} else {fMid[6] = gain; gain = 0.0;}
if (gain > 1.0) {fMid[7] = 1.0; gain -= 1.0;} else {fMid[7] = gain; gain = 0.0;}
if (gain > 1.0) {fMid[8] = 1.0; gain -= 1.0;} else {fMid[8] = gain; gain = 0.0;}
if (gain > 1.0) {fMid[9] = 1.0; gain -= 1.0;} else {fMid[9] = gain; gain = 0.0;}
//there, now we have a neat little moving average with remainders
if (overallscale < 1.0) overallscale = 1.0;
fMid[0] /= overallscale;
fMid[1] /= overallscale;
fMid[2] /= overallscale;
fMid[3] /= overallscale;
fMid[4] /= overallscale;
fMid[5] /= overallscale;
fMid[6] /= overallscale;
fMid[7] /= overallscale;
fMid[8] /= overallscale;
fMid[9] /= overallscale;
//and now it's neatly scaled, too
overallscale = (GetParameter( kParam_Four )*4.5)+1.0;
gain = overallscale;
//side groove wear
if (gain > 1.0) {fSide[0] = 1.0; gain -= 1.0;} else {fSide[0] = gain; gain = 0.0;}
if (gain > 1.0) {fSide[1] = 1.0; gain -= 1.0;} else {fSide[1] = gain; gain = 0.0;}
if (gain > 1.0) {fSide[2] = 1.0; gain -= 1.0;} else {fSide[2] = gain; gain = 0.0;}
if (gain > 1.0) {fSide[3] = 1.0; gain -= 1.0;} else {fSide[3] = gain; gain = 0.0;}
if (gain > 1.0) {fSide[4] = 1.0; gain -= 1.0;} else {fSide[4] = gain; gain = 0.0;}
if (gain > 1.0) {fSide[5] = 1.0; gain -= 1.0;} else {fSide[5] = gain; gain = 0.0;}
if (gain > 1.0) {fSide[6] = 1.0; gain -= 1.0;} else {fSide[6] = gain; gain = 0.0;}
if (gain > 1.0) {fSide[7] = 1.0; gain -= 1.0;} else {fSide[7] = gain; gain = 0.0;}
if (gain > 1.0) {fSide[8] = 1.0; gain -= 1.0;} else {fSide[8] = gain; gain = 0.0;}
if (gain > 1.0) {fSide[9] = 1.0; gain -= 1.0;} else {fSide[9] = gain; gain = 0.0;}
//there, now we have a neat little moving average with remainders
if (overallscale < 1.0) overallscale = 1.0;
fSide[0] /= overallscale;
fSide[1] /= overallscale;
fSide[2] /= overallscale;
fSide[3] /= overallscale;
fSide[4] /= overallscale;
fSide[5] /= overallscale;
fSide[6] /= overallscale;
fSide[7] /= overallscale;
fSide[8] /= overallscale;
fSide[9] /= overallscale;
//and now it's neatly scaled, too
Float64 tempSample;
Float64 accumulatorSample;
Float64 midCorrection;
Float64 sideCorrection;
Float64 correction;
while (nSampleFrames-- > 0) {
inputSampleL = *inputL;
inputSampleR = *inputR;
if (fabs(inputSampleL)<1.18e-23) inputSampleL = fpdL * 1.18e-17;
if (fabs(inputSampleR)<1.18e-23) inputSampleR = fpdR * 1.18e-17;
s3L = s2L;
s2L = s1L;
s1L = inputSampleL;
smoothL = (s3L + s2L + s1L) / 3.0;
m1L = (s1L-s2L)*((s1L-s2L)/1.3);
m2L = (s2L-s3L)*((s1L-s2L)/1.3);
senseL = fabs(m1L-m2L);
senseL = (intensity*intensity*senseL);
o3L = o2L;
o2L = o1L;
o1L = senseL;
if (o2L > senseL) senseL = o2L;
if (o3L > senseL) senseL = o3L;
//sense on the most intense
s3R = s2R;
s2R = s1R;
s1R = inputSampleR;
smoothR = (s3R + s2R + s1R) / 3.0;
m1R = (s1R-s2R)*((s1R-s2R)/1.3);
m2R = (s2R-s3R)*((s1R-s2R)/1.3);
senseR = fabs(m1R-m2R);
senseR = (intensity*intensity*senseR);
o3R = o2R;
o2R = o1R;
o1R = senseR;
if (o2R > senseR) senseR = o2R;
if (o3R > senseR) senseR = o3R;
//sense on the most intense
if (senseL > 1.0) senseL = 1.0;
if (senseR > 1.0) senseR = 1.0;
inputSampleL *= (1.0-senseL);
inputSampleR *= (1.0-senseR);
inputSampleL += (smoothL*senseL);
inputSampleR += (smoothR*senseR);
//we need to do the de-ess before anything else, and feed the result into the antialiasing-
//but the trigger runs off just the input samples
tempMid = mid = inputSampleL + inputSampleR;
tempSide = side = inputSampleL - inputSampleR;
//assign mid and side.
tempSample = mid;
midSampleA = (midSampleA * midaltAmountA) + (tempSample * midAmountA); tempSample -= midSampleA;
midSampleB = (midSampleB * midaltAmountB) + (tempSample * midAmountB); tempSample -= midSampleB;
midSampleC = (midSampleC * midaltAmountC) + (tempSample * midAmountC); tempSample -= midSampleC;
midSampleD = (midSampleD * midaltAmountD) + (tempSample * midAmountD); tempSample -= midSampleD;
midSampleE = (midSampleE * midaltAmountE) + (tempSample * midAmountE); tempSample -= midSampleE;
midSampleF = (midSampleF * midaltAmountF) + (tempSample * midAmountF); tempSample -= midSampleF;
midSampleG = (midSampleG * midaltAmountG) + (tempSample * midAmountG); tempSample -= midSampleG;
midSampleH = (midSampleH * midaltAmountH) + (tempSample * midAmountH); tempSample -= midSampleH;
midSampleI = (midSampleI * midaltAmountI) + (tempSample * midAmountI); tempSample -= midSampleI;
midSampleJ = (midSampleJ * midaltAmountJ) + (tempSample * midAmountJ); tempSample -= midSampleJ;
midSampleK = (midSampleK * midaltAmountK) + (tempSample * midAmountK); tempSample -= midSampleK;
midSampleL = (midSampleL * midaltAmountL) + (tempSample * midAmountL); tempSample -= midSampleL;
midSampleM = (midSampleM * midaltAmountM) + (tempSample * midAmountM); tempSample -= midSampleM;
midSampleN = (midSampleN * midaltAmountN) + (tempSample * midAmountN); tempSample -= midSampleN;
midSampleO = (midSampleO * midaltAmountO) + (tempSample * midAmountO); tempSample -= midSampleO;
midSampleP = (midSampleP * midaltAmountP) + (tempSample * midAmountP); tempSample -= midSampleP;
midSampleQ = (midSampleQ * midaltAmountQ) + (tempSample * midAmountQ); tempSample -= midSampleQ;
midSampleR = (midSampleR * midaltAmountR) + (tempSample * midAmountR); tempSample -= midSampleR;
midSampleS = (midSampleS * midaltAmountS) + (tempSample * midAmountS); tempSample -= midSampleS;
midSampleT = (midSampleT * midaltAmountT) + (tempSample * midAmountT); tempSample -= midSampleT;
midSampleU = (midSampleU * midaltAmountU) + (tempSample * midAmountU); tempSample -= midSampleU;
midSampleV = (midSampleV * midaltAmountV) + (tempSample * midAmountV); tempSample -= midSampleV;
midSampleW = (midSampleW * midaltAmountW) + (tempSample * midAmountW); tempSample -= midSampleW;
midSampleX = (midSampleX * midaltAmountX) + (tempSample * midAmountX); tempSample -= midSampleX;
midSampleY = (midSampleY * midaltAmountY) + (tempSample * midAmountY); tempSample -= midSampleY;
midSampleZ = (midSampleZ * midaltAmountZ) + (tempSample * midAmountZ); tempSample -= midSampleZ;
correction = midCorrection = mid - tempSample;
mid -= correction;
tempSample = side;
sideSampleA = (sideSampleA * sidealtAmountA) + (tempSample * sideAmountA); tempSample -= sideSampleA;
sideSampleB = (sideSampleB * sidealtAmountB) + (tempSample * sideAmountB); tempSample -= sideSampleB;
sideSampleC = (sideSampleC * sidealtAmountC) + (tempSample * sideAmountC); tempSample -= sideSampleC;
sideSampleD = (sideSampleD * sidealtAmountD) + (tempSample * sideAmountD); tempSample -= sideSampleD;
sideSampleE = (sideSampleE * sidealtAmountE) + (tempSample * sideAmountE); tempSample -= sideSampleE;
sideSampleF = (sideSampleF * sidealtAmountF) + (tempSample * sideAmountF); tempSample -= sideSampleF;
sideSampleG = (sideSampleG * sidealtAmountG) + (tempSample * sideAmountG); tempSample -= sideSampleG;
sideSampleH = (sideSampleH * sidealtAmountH) + (tempSample * sideAmountH); tempSample -= sideSampleH;
sideSampleI = (sideSampleI * sidealtAmountI) + (tempSample * sideAmountI); tempSample -= sideSampleI;
sideSampleJ = (sideSampleJ * sidealtAmountJ) + (tempSample * sideAmountJ); tempSample -= sideSampleJ;
sideSampleK = (sideSampleK * sidealtAmountK) + (tempSample * sideAmountK); tempSample -= sideSampleK;
sideSampleL = (sideSampleL * sidealtAmountL) + (tempSample * sideAmountL); tempSample -= sideSampleL;
sideSampleM = (sideSampleM * sidealtAmountM) + (tempSample * sideAmountM); tempSample -= sideSampleM;
sideSampleN = (sideSampleN * sidealtAmountN) + (tempSample * sideAmountN); tempSample -= sideSampleN;
sideSampleO = (sideSampleO * sidealtAmountO) + (tempSample * sideAmountO); tempSample -= sideSampleO;
sideSampleP = (sideSampleP * sidealtAmountP) + (tempSample * sideAmountP); tempSample -= sideSampleP;
sideSampleQ = (sideSampleQ * sidealtAmountQ) + (tempSample * sideAmountQ); tempSample -= sideSampleQ;
sideSampleR = (sideSampleR * sidealtAmountR) + (tempSample * sideAmountR); tempSample -= sideSampleR;
sideSampleS = (sideSampleS * sidealtAmountS) + (tempSample * sideAmountS); tempSample -= sideSampleS;
sideSampleT = (sideSampleT * sidealtAmountT) + (tempSample * sideAmountT); tempSample -= sideSampleT;
sideSampleU = (sideSampleU * sidealtAmountU) + (tempSample * sideAmountU); tempSample -= sideSampleU;
sideSampleV = (sideSampleV * sidealtAmountV) + (tempSample * sideAmountV); tempSample -= sideSampleV;
sideSampleW = (sideSampleW * sidealtAmountW) + (tempSample * sideAmountW); tempSample -= sideSampleW;
sideSampleX = (sideSampleX * sidealtAmountX) + (tempSample * sideAmountX); tempSample -= sideSampleX;
sideSampleY = (sideSampleY * sidealtAmountY) + (tempSample * sideAmountY); tempSample -= sideSampleY;
sideSampleZ = (sideSampleZ * sidealtAmountZ) + (tempSample * sideAmountZ); tempSample -= sideSampleZ;
correction = sideCorrection = side - tempSample;
side -= correction;
aMid[9] = aMid[8]; aMid[8] = aMid[7]; aMid[7] = aMid[6]; aMid[6] = aMid[5];
aMid[5] = aMid[4]; aMid[4] = aMid[3]; aMid[3] = aMid[2]; aMid[2] = aMid[1];
aMid[1] = aMid[0]; aMid[0] = accumulatorSample = (mid-aMidPrev);
accumulatorSample *= fMid[0];
accumulatorSample += (aMid[1] * fMid[1]);
accumulatorSample += (aMid[2] * fMid[2]);
accumulatorSample += (aMid[3] * fMid[3]);
accumulatorSample += (aMid[4] * fMid[4]);
accumulatorSample += (aMid[5] * fMid[5]);
accumulatorSample += (aMid[6] * fMid[6]);
accumulatorSample += (aMid[7] * fMid[7]);
accumulatorSample += (aMid[8] * fMid[8]);
accumulatorSample += (aMid[9] * fMid[9]);
//we are doing our repetitive calculations on a separate value
correction = (mid-aMidPrev) - accumulatorSample;
midCorrection += correction;
aMidPrev = mid;
mid -= correction;
aSide[9] = aSide[8]; aSide[8] = aSide[7]; aSide[7] = aSide[6]; aSide[6] = aSide[5];
aSide[5] = aSide[4]; aSide[4] = aSide[3]; aSide[3] = aSide[2]; aSide[2] = aSide[1];
aSide[1] = aSide[0]; aSide[0] = accumulatorSample = (side-aSidePrev);
accumulatorSample *= fSide[0];
accumulatorSample += (aSide[1] * fSide[1]);
accumulatorSample += (aSide[2] * fSide[2]);
accumulatorSample += (aSide[3] * fSide[3]);
accumulatorSample += (aSide[4] * fSide[4]);
accumulatorSample += (aSide[5] * fSide[5]);
accumulatorSample += (aSide[6] * fSide[6]);
accumulatorSample += (aSide[7] * fSide[7]);
accumulatorSample += (aSide[8] * fSide[8]);
accumulatorSample += (aSide[9] * fSide[9]);
//we are doing our repetitive calculations on a separate value
correction = (side-aSidePrev) - accumulatorSample;
sideCorrection += correction;
aSidePrev = side;
side -= correction;
bMid[9] = bMid[8]; bMid[8] = bMid[7]; bMid[7] = bMid[6]; bMid[6] = bMid[5];
bMid[5] = bMid[4]; bMid[4] = bMid[3]; bMid[3] = bMid[2]; bMid[2] = bMid[1];
bMid[1] = bMid[0]; bMid[0] = accumulatorSample = (mid-bMidPrev);
accumulatorSample *= fMid[0];
accumulatorSample += (bMid[1] * fMid[1]);
accumulatorSample += (bMid[2] * fMid[2]);
accumulatorSample += (bMid[3] * fMid[3]);
accumulatorSample += (bMid[4] * fMid[4]);
accumulatorSample += (bMid[5] * fMid[5]);
accumulatorSample += (bMid[6] * fMid[6]);
accumulatorSample += (bMid[7] * fMid[7]);
accumulatorSample += (bMid[8] * fMid[8]);
accumulatorSample += (bMid[9] * fMid[9]);
//we are doing our repetitive calculations on a separate value
correction = (mid-bMidPrev) - accumulatorSample;
midCorrection += correction;
bMidPrev = mid;
bSide[9] = bSide[8]; bSide[8] = bSide[7]; bSide[7] = bSide[6]; bSide[6] = bSide[5];
bSide[5] = bSide[4]; bSide[4] = bSide[3]; bSide[3] = bSide[2]; bSide[2] = bSide[1];
bSide[1] = bSide[0]; bSide[0] = accumulatorSample = (side-bSidePrev);
accumulatorSample *= fSide[0];
accumulatorSample += (bSide[1] * fSide[1]);
accumulatorSample += (bSide[2] * fSide[2]);
accumulatorSample += (bSide[3] * fSide[3]);
accumulatorSample += (bSide[4] * fSide[4]);
accumulatorSample += (bSide[5] * fSide[5]);
accumulatorSample += (bSide[6] * fSide[6]);
accumulatorSample += (bSide[7] * fSide[7]);
accumulatorSample += (bSide[8] * fSide[8]);
accumulatorSample += (bSide[9] * fSide[9]);
//we are doing our repetitive calculations on a separate value
correction = (side-bSidePrev) - accumulatorSample;
sideCorrection += correction;
bSidePrev = side;
mid = tempMid - midCorrection;
side = tempSide - sideCorrection;
inputSampleL = (mid+side)/2.0;
inputSampleR = (mid-side)/2.0;
senseL /= 2.0;
senseR /= 2.0;
accumulatorSample = (ataLastOutL*senseL)+(inputSampleL*(1.0-senseL));
ataLastOutL = inputSampleL;
inputSampleL = accumulatorSample;
accumulatorSample = (ataLastOutR*senseR)+(inputSampleR*(1.0-senseR));
ataLastOutR = inputSampleR;
inputSampleR = accumulatorSample;
//we just re-use accumulatorSample to do this little shuffle
//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;
}
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