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airwindows/plugins/MacAU/ConsoleHChannel/ConsoleHChannel.cpp
Christopher Johnson 974a26ea5a Catching a L to R typo
2026-04-01 05:58:31 -04:00

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/*
* File: ConsoleHChannel.cpp
*
* Version: 1.0
*
* Created: 11/4/25
*
* Copyright: Copyright © 2025 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.
*
*/
/*=============================================================================
ConsoleHChannel.cpp
=============================================================================*/
#include "ConsoleHChannel.h"
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
COMPONENT_ENTRY(ConsoleHChannel)
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// ConsoleHChannel::ConsoleHChannel
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ConsoleHChannel::ConsoleHChannel(AudioUnit component)
: AUEffectBase(component)
{
CreateElements();
Globals()->UseIndexedParameters(kNumberOfParameters);
SetParameter(kParam_TRM, kDefaultValue_ParamTRM );
SetParameter(kParam_MOR, kDefaultValue_ParamMOR );
SetParameter(kParam_HIG, kDefaultValue_ParamHIG );
SetParameter(kParam_MID, kDefaultValue_ParamMID );
SetParameter(kParam_LOW, kDefaultValue_ParamLOW );
SetParameter(kParam_CRS, kDefaultValue_ParamCRS );
SetParameter(kParam_TRF, kDefaultValue_ParamTRF );
SetParameter(kParam_TRG, kDefaultValue_ParamTRG );
SetParameter(kParam_TRB, kDefaultValue_ParamTRB );
SetParameter(kParam_HMF, kDefaultValue_ParamHMF );
SetParameter(kParam_HMG, kDefaultValue_ParamHMG );
SetParameter(kParam_HMB, kDefaultValue_ParamHMB );
SetParameter(kParam_LMF, kDefaultValue_ParamLMF );
SetParameter(kParam_LMG, kDefaultValue_ParamLMG );
SetParameter(kParam_LMB, kDefaultValue_ParamLMB );
SetParameter(kParam_BSF, kDefaultValue_ParamBSF );
SetParameter(kParam_BSG, kDefaultValue_ParamBSG );
SetParameter(kParam_BSB, kDefaultValue_ParamBSB );
SetParameter(kParam_THR, kDefaultValue_ParamTHR );
SetParameter(kParam_ATK, kDefaultValue_ParamATK );
SetParameter(kParam_RLS, kDefaultValue_ParamRLS );
SetParameter(kParam_GAT, kDefaultValue_ParamGAT );
SetParameter(kParam_LOP, kDefaultValue_ParamLOP );
SetParameter(kParam_HIP, kDefaultValue_ParamHIP );
SetParameter(kParam_PAN, kDefaultValue_ParamPAN );
SetParameter(kParam_FAD, kDefaultValue_ParamFAD );
#if AU_DEBUG_DISPATCHER
mDebugDispatcher = new AUDebugDispatcher (this);
#endif
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// ConsoleHChannel::GetParameterValueStrings
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult ConsoleHChannel::GetParameterValueStrings(AudioUnitScope inScope,
AudioUnitParameterID inParameterID,
CFArrayRef * outStrings)
{
return kAudioUnitErr_InvalidProperty;
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// ConsoleHChannel::GetParameterInfo
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult ConsoleHChannel::GetParameterInfo(AudioUnitScope inScope,
AudioUnitParameterID inParameterID,
AudioUnitParameterInfo &outParameterInfo )
{
ComponentResult result = noErr;
outParameterInfo.flags = kAudioUnitParameterFlag_IsWritable
| kAudioUnitParameterFlag_IsReadable;
if (inScope == kAudioUnitScope_Global) {
switch(inParameterID)
{
case kParam_TRM:
AUBase::FillInParameterName (outParameterInfo, kParameterTRMName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Indexed;
outParameterInfo.minValue = 0;
outParameterInfo.maxValue = 4;
outParameterInfo.defaultValue = kDefaultValue_ParamTRM;
break;
case kParam_MOR:
AUBase::FillInParameterName (outParameterInfo, kParameterMORName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamMOR;
break;
case kParam_HIG:
AUBase::FillInParameterName (outParameterInfo, kParameterHIGName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_CustomUnit;
outParameterInfo.unitName = kParameterHIGUnit;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamHIG;
break;
case kParam_MID:
AUBase::FillInParameterName (outParameterInfo, kParameterMIDName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamMID;
break;
case kParam_LOW:
AUBase::FillInParameterName (outParameterInfo, kParameterLOWName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamLOW;
break;
case kParam_CRS:
AUBase::FillInParameterName (outParameterInfo, kParameterCRSName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamCRS;
break;
case kParam_TRF:
AUBase::FillInParameterName (outParameterInfo, kParameterTRFName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_CustomUnit;
outParameterInfo.unitName = kParameterTRFUnit;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamTRF;
break;
case kParam_TRG:
AUBase::FillInParameterName (outParameterInfo, kParameterTRGName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamTRG;
break;
case kParam_TRB:
AUBase::FillInParameterName (outParameterInfo, kParameterTRBName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamTRB;
break;
case kParam_HMF:
AUBase::FillInParameterName (outParameterInfo, kParameterHMFName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamHMF;
break;
case kParam_HMG:
AUBase::FillInParameterName (outParameterInfo, kParameterHMGName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamHMG;
break;
case kParam_HMB:
AUBase::FillInParameterName (outParameterInfo, kParameterHMBName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamHMB;
break;
case kParam_LMF:
AUBase::FillInParameterName (outParameterInfo, kParameterLMFName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamLMF;
break;
case kParam_LMG:
AUBase::FillInParameterName (outParameterInfo, kParameterLMGName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamLMG;
break;
case kParam_LMB:
AUBase::FillInParameterName (outParameterInfo, kParameterLMBName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamLMB;
break;
case kParam_BSF:
AUBase::FillInParameterName (outParameterInfo, kParameterBSFName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamBSF;
break;
case kParam_BSG:
AUBase::FillInParameterName (outParameterInfo, kParameterBSGName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamBSG;
break;
case kParam_BSB:
AUBase::FillInParameterName (outParameterInfo, kParameterBSBName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamBSB;
break;
case kParam_THR:
AUBase::FillInParameterName (outParameterInfo, kParameterTHRName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_CustomUnit;
outParameterInfo.unitName = kParameterTHRUnit;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamTHR;
break;
case kParam_ATK:
AUBase::FillInParameterName (outParameterInfo, kParameterATKName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamATK;
break;
case kParam_RLS:
AUBase::FillInParameterName (outParameterInfo, kParameterRLSName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamRLS;
break;
case kParam_GAT:
AUBase::FillInParameterName (outParameterInfo, kParameterGATName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamGAT;
break;
case kParam_LOP:
AUBase::FillInParameterName (outParameterInfo, kParameterLOPName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_CustomUnit;
outParameterInfo.unitName = kParameterLOPUnit;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamLOP;
break;
case kParam_HIP:
AUBase::FillInParameterName (outParameterInfo, kParameterHIPName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamHIP;
break;
case kParam_PAN:
AUBase::FillInParameterName (outParameterInfo, kParameterPANName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamPAN;
break;
case kParam_FAD:
AUBase::FillInParameterName (outParameterInfo, kParameterFADName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamFAD;
break;
default:
result = kAudioUnitErr_InvalidParameter;
break;
}
} else {
result = kAudioUnitErr_InvalidParameter;
}
return result;
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// ConsoleHChannel::GetPropertyInfo
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult ConsoleHChannel::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 ConsoleHChannel::SupportedNumChannels(const AUChannelInfo ** outInfo)
{
if (outInfo != NULL)
{
static AUChannelInfo info;
info.inChannels = 2;
info.outChannels = 2;
*outInfo = &info;
}
return 1;
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// ConsoleHChannel::GetProperty
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult ConsoleHChannel::GetProperty( AudioUnitPropertyID inID,
AudioUnitScope inScope,
AudioUnitElement inElement,
void * outData )
{
return AUEffectBase::GetProperty (inID, inScope, inElement, outData);
}
// ConsoleHChannel::Initialize
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult ConsoleHChannel::Initialize()
{
ComponentResult result = AUEffectBase::Initialize();
if (result == noErr)
Reset(kAudioUnitScope_Global, 0);
return result;
}
#pragma mark ____ConsoleHChannelEffectKernel
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// ConsoleHChannel::ConsoleHChannelKernel::Reset()
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult ConsoleHChannel::Reset(AudioUnitScope inScope, AudioUnitElement inElement)
{
for (int x = 0; x < biq_total; x++) {
highFast[x] = 0.0;
lowFast[x] = 0.0;
}
highFastLIIR = 0.0;
highFastRIIR = 0.0;
lowFastLIIR = 0.0;
lowFastRIIR = 0.0;
//SmoothEQ3
for (int x = 0; x < biqs_total; x++) {
high[x] = 0.0;
hmid[x] = 0.0;
lmid[x] = 0.0;
bass[x] = 0.0;
}
//HipCrush with four bands
for (int x = 0; x < bez_total; x++) bezComp[x] = 0.0;
bezComp[bez_cycle] = 1.0; bezMax = 0.0; bezMin = 0.0;
bezGate = 2.0;
//Dynamics3
for(int count = 0; count < 22; count++) {
iirHPositionL[count] = 0.0;
iirHAngleL[count] = 0.0;
iirHPositionR[count] = 0.0;
iirHAngleR[count] = 0.0;
}
hBypass = false;
for(int count = 0; count < 14; count++) {
iirLPositionL[count] = 0.0;
iirLAngleL[count] = 0.0;
iirLPositionR[count] = 0.0;
iirLAngleR[count] = 0.0;
}
lBypass = false;
//Cabs2
for(int count = 0; count < dscBuf+2; count++) {
dBaL[count] = 0.0;
dBaR[count] = 0.0;
}
dBaPosL = 0.0;
dBaPosR = 0.0;
dBaXL = 1;
dBaXR = 1;
//Discontapeity
for (int x = 0; x < 33; x++) {avg32L[x] = 0.0; post32L[x] = 0.0; avg32R[x] = 0.0; post32R[x] = 0.0;}
for (int x = 0; x < 17; x++) {avg16L[x] = 0.0; post16L[x] = 0.0; avg16R[x] = 0.0; post16R[x] = 0.0;}
for (int x = 0; x < 9; x++) {avg8L[x] = 0.0; post8L[x] = 0.0; avg8R[x] = 0.0; post8R[x] = 0.0;}
for (int x = 0; x < 5; x++) {avg4L[x] = 0.0; post4L[x] = 0.0; avg4R[x] = 0.0; post4R[x] = 0.0;}
for (int x = 0; x < 3; x++) {avg2L[x] = 0.0; post2L[x] = 0.0; avg2R[x] = 0.0; post2R[x] = 0.0;}
avgPos = 0;
lastDarkL = 0.0; lastDarkR = 0.0;
//preTapeHack
lFreqA = 1.0; lFreqB = 1.0;
hFreqA = 0.0; hFreqB = 0.0;
panA = 0.5; panB = 0.5;
inTrimA = 0.5; inTrimB = 0.5;
fpdL = 1.0; while (fpdL < 16386) fpdL = rand()*UINT32_MAX;
fpdR = 1.0; while (fpdR < 16386) fpdR = rand()*UINT32_MAX;
return noErr;
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// ConsoleHChannel::ProcessBufferLists
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
OSStatus ConsoleHChannel::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 spacing = floor(overallscale*2.0);
if (spacing < 2) spacing = 2; if (spacing > 32) spacing = 32;
double moreTapeHack = (GetParameter( kParam_MOR )*2.0)+1.0;
bool tapehackOff = (GetParameter( kParam_MOR ) == 0.0);
switch ((int)GetParameter( kParam_TRM )){
case 0: moreTapeHack *= 0.5; break;
case 1: break;
case 2: moreTapeHack *= 2.0; break;
case 3: moreTapeHack *= 4.0; break;
case 4: moreTapeHack *= 8.0; break;
}
double moreDiscontinuity = fmax(pow(GetParameter( kParam_MOR )*0.42,3.0)*overallscale,0.00001);
//Discontapeity
double trebleGain = (GetParameter( kParam_HIG )-0.5)*2.0;
trebleGain = 1.0+(trebleGain*fabs(trebleGain)*fabs(trebleGain));
double midGain = (GetParameter( kParam_MID )-0.5)*2.0;
midGain = 1.0+(midGain*fabs(midGain)*fabs(midGain));
double bassGain = (GetParameter( kParam_LOW )-0.5)*2.0;
bassGain = 1.0+(bassGain*fabs(bassGain)*fabs(bassGain));
//separate from filtering stage, this is amplitude, centered on 1.0 unity gain
double highCoef = 0.0;
double lowCoef = 0.0;
double omega = 0.0;
double biqK = 0.0;
double norm = 0.0;
bool eqOff = (trebleGain == 1.0 && midGain == 1.0 && bassGain == 1.0);
//we get to completely bypass EQ if we're truly not using it. The mechanics of it mean that
//it cancels out to bit-identical anyhow, but we get to skip the calculation
if (!eqOff) {
//SmoothEQ3 is how to get 3rd order steepness at very low CPU.
//because sample rate varies, you could also vary the crossovers
//you can't vary Q because math is simplified to take advantage of
//how the accurate Q value for this filter is always exactly 1.0.
highFast[biq_freq] = (4000.0/GetSampleRate());
omega = 2.0*M_PI*(4000.0/GetSampleRate()); //mid-high crossover freq
biqK = 2.0 - cos(omega);
highCoef = -sqrt(biqK*biqK - 1.0) + biqK;
lowFast[biq_freq] = (200.0/GetSampleRate());
omega = 2.0*M_PI*(200.0/GetSampleRate()); //low-mid crossover freq
biqK = 2.0 - cos(omega);
lowCoef = -sqrt(biqK*biqK - 1.0) + biqK;
//exponential IIR filter as part of an accurate 3rd order Butterworth filter
biqK = tan(M_PI * highFast[biq_freq]);
norm = 1.0 / (1.0 + biqK + biqK*biqK);
highFast[biq_a0] = biqK * biqK * norm;
highFast[biq_a1] = 2.0 * highFast[biq_a0];
highFast[biq_a2] = highFast[biq_a0];
highFast[biq_b1] = 2.0 * (biqK*biqK - 1.0) * norm;
highFast[biq_b2] = (1.0 - biqK + biqK*biqK) * norm;
biqK = tan(M_PI * lowFast[biq_freq]);
norm = 1.0 / (1.0 + biqK + biqK*biqK);
lowFast[biq_a0] = biqK * biqK * norm;
lowFast[biq_a1] = 2.0 * lowFast[biq_a0];
lowFast[biq_a2] = lowFast[biq_a0];
lowFast[biq_b1] = 2.0 * (biqK*biqK - 1.0) * norm;
lowFast[biq_b2] = (1.0 - biqK + biqK*biqK) * norm;
//custom biquad setup with Q = 1.0 gets to omit some divides
}
//SmoothEQ3
double crossFade = GetParameter( kParam_CRS );
bool hipcrushOff = (crossFade == 0.0);
if (!hipcrushOff) {
high[biqs_freq] = (((pow(GetParameter( kParam_TRF ),2.0)*16000.0)+1000.0)/GetSampleRate());
if (high[biqs_freq] < 0.0001) high[biqs_freq] = 0.0001;
high[biqs_bit] = (GetParameter( kParam_TRB )*2.0)-1.0;
high[biqs_level] = (1.0-pow(1.0-GetParameter( kParam_TRG ),2.0))*1.618033988749894848204586;
high[biqs_reso] = pow(GetParameter( kParam_TRG )+0.618033988749894848204586,2.0);
biqK = tan(M_PI * high[biqs_freq]);
norm = 1.0 / (1.0 + biqK / (high[biqs_reso]*0.618033988749894848204586) + biqK * biqK);
high[biqs_a0] = biqK / (high[biqs_reso]*0.618033988749894848204586) * norm;
high[biqs_b1] = 2.0 * (biqK * biqK - 1.0) * norm;
high[biqs_b2] = (1.0 - biqK / (high[biqs_reso]*0.618033988749894848204586) + biqK * biqK) * norm;
norm = 1.0 / (1.0 + biqK / (high[biqs_reso]*1.618033988749894848204586) + biqK * biqK);
high[biqs_c0] = biqK / (high[biqs_reso]*1.618033988749894848204586) * norm;
high[biqs_d1] = 2.0 * (biqK * biqK - 1.0) * norm;
high[biqs_d2] = (1.0 - biqK / (high[biqs_reso]*1.618033988749894848204586) + biqK * biqK) * norm;
//high
hmid[biqs_freq] = (((pow(GetParameter( kParam_HMF ),3.0)*7000.0)+300.0)/GetSampleRate());
if (hmid[biqs_freq] < 0.0001) hmid[biqs_freq] = 0.0001;
hmid[biqs_bit] = (GetParameter( kParam_HMB )*2.0)-1.0;
hmid[biqs_level] = (1.0-pow(1.0-GetParameter( kParam_HMG ),2.0))*1.618033988749894848204586;
hmid[biqs_reso] = pow(GetParameter( kParam_HMG )+0.618033988749894848204586,2.0);
biqK = tan(M_PI * hmid[biqs_freq]);
norm = 1.0 / (1.0 + biqK / (hmid[biqs_reso]*0.618033988749894848204586) + biqK * biqK);
hmid[biqs_a0] = biqK / (hmid[biqs_reso]*0.618033988749894848204586) * norm;
hmid[biqs_b1] = 2.0 * (biqK * biqK - 1.0) * norm;
hmid[biqs_b2] = (1.0 - biqK / (hmid[biqs_reso]*0.618033988749894848204586) + biqK * biqK) * norm;
norm = 1.0 / (1.0 + biqK / (hmid[biqs_reso]*1.618033988749894848204586) + biqK * biqK);
hmid[biqs_c0] = biqK / (hmid[biqs_reso]*1.618033988749894848204586) * norm;
hmid[biqs_d1] = 2.0 * (biqK * biqK - 1.0) * norm;
hmid[biqs_d2] = (1.0 - biqK / (hmid[biqs_reso]*1.618033988749894848204586) + biqK * biqK) * norm;
//hmid
lmid[biqs_freq] = (((pow(GetParameter( kParam_LMF ),3.0)*3000.0)+40.0)/GetSampleRate());
if (lmid[biqs_freq] < 0.00001) lmid[biqs_freq] = 0.00001;
lmid[biqs_bit] = (GetParameter( kParam_LMB )*2.0)-1.0;
lmid[biqs_level] = (1.0-pow(1.0-GetParameter( kParam_LMG ),2.0))*1.618033988749894848204586;
lmid[biqs_reso] = pow(GetParameter( kParam_LMG )+0.618033988749894848204586,2.0);
biqK = tan(M_PI * lmid[biqs_freq]);
norm = 1.0 / (1.0 + biqK / (lmid[biqs_reso]*0.618033988749894848204586) + biqK * biqK);
lmid[biqs_a0] = biqK / (lmid[biqs_reso]*0.618033988749894848204586) * norm;
lmid[biqs_b1] = 2.0 * (biqK * biqK - 1.0) * norm;
lmid[biqs_b2] = (1.0 - biqK / (lmid[biqs_reso]*0.618033988749894848204586) + biqK * biqK) * norm;
norm = 1.0 / (1.0 + biqK / (lmid[biqs_reso]*1.618033988749894848204586) + biqK * biqK);
lmid[biqs_c0] = biqK / (lmid[biqs_reso]*1.618033988749894848204586) * norm;
lmid[biqs_d1] = 2.0 * (biqK * biqK - 1.0) * norm;
lmid[biqs_d2] = (1.0 - biqK / (lmid[biqs_reso]*1.618033988749894848204586) + biqK * biqK) * norm;
//lmid
bass[biqs_freq] = (((pow(GetParameter( kParam_BSF ),4.0)*1000.0)+20.0)/GetSampleRate());
if (bass[biqs_freq] < 0.00001) bass[biqs_freq] = 0.00001;
bass[biqs_bit] = (GetParameter( kParam_BSB )*2.0)-1.0;
bass[biqs_level] = (1.0-pow(1.0-GetParameter( kParam_BSG ),2.0))*1.618033988749894848204586;
bass[biqs_reso] = pow(GetParameter( kParam_BSG )+0.618033988749894848204586,2.0);
biqK = tan(M_PI * bass[biqs_freq]);
norm = 1.0 / (1.0 + biqK / (bass[biqs_reso]*0.618033988749894848204586) + biqK * biqK);
bass[biqs_a0] = biqK / (bass[biqs_reso]*0.618033988749894848204586) * norm;
bass[biqs_b1] = 2.0 * (biqK * biqK - 1.0) * norm;
bass[biqs_b2] = (1.0 - biqK / (bass[biqs_reso]*0.618033988749894848204586) + biqK * biqK) * norm;
norm = 1.0 / (1.0 + biqK / (bass[biqs_reso]*1.618033988749894848204586) + biqK * biqK);
bass[biqs_c0] = biqK / (bass[biqs_reso]*1.618033988749894848204586) * norm;
bass[biqs_d1] = 2.0 * (biqK * biqK - 1.0) * norm;
bass[biqs_d2] = (1.0 - biqK / (bass[biqs_reso]*1.618033988749894848204586) + biqK * biqK) * norm;
//bass
}
//HipCrush with four bands
double bezThresh = pow(1.0-GetParameter( kParam_THR ), 4.0) * 8.0;
double bezRez = pow(1.0-GetParameter( kParam_ATK ), 4.0) / overallscale;
double sloRez = pow(1.0-GetParameter( kParam_RLS ), 4.0) / overallscale;
double gate = pow(GetParameter( kParam_GAT ),4.0);
bezRez = fmin(fmax(bezRez,0.0001),1.0);
sloRez = fmin(fmax(sloRez,0.0001),1.0);
//Dynamics3
lFreqA = lFreqB; lFreqB = pow(fmax(GetParameter( kParam_LOP ),0.002),overallscale); //the lowpass
hFreqA = hFreqB; hFreqB = pow(GetParameter( kParam_HIP ),overallscale+2.0); //the highpass
//Cabs2
panA = panB; panB = GetParameter( kParam_PAN )*1.57079633;
inTrimA = inTrimB; inTrimB = GetParameter( kParam_FAD )*2.0;
//Console
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;
inputSampleL *= moreTapeHack;
inputSampleR *= moreTapeHack;
//trim control gets to work even when MORE is off
if (!tapehackOff) {
double darkSampleL = inputSampleL;
double darkSampleR = inputSampleR;
if (avgPos > 31) avgPos = 0;
if (spacing > 31) {
avg32L[avgPos] = darkSampleL; avg32R[avgPos] = darkSampleR;
darkSampleL = 0.0; darkSampleR = 0.0;
for (int x = 0; x < 32; x++) {darkSampleL += avg32L[x]; darkSampleR += avg32R[x];}
darkSampleL /= 32.0; darkSampleR /= 32.0;
} if (spacing > 15) {
avg16L[avgPos%16] = darkSampleL; avg16R[avgPos%16] = darkSampleR;
darkSampleL = 0.0; darkSampleR = 0.0;
for (int x = 0; x < 16; x++) {darkSampleL += avg16L[x]; darkSampleR += avg16R[x];}
darkSampleL /= 16.0; darkSampleR /= 16.0;
} if (spacing > 7) {
avg8L[avgPos%8] = darkSampleL; avg8R[avgPos%8] = darkSampleR;
darkSampleL = 0.0; darkSampleR = 0.0;
for (int x = 0; x < 8; x++) {darkSampleL += avg8L[x]; darkSampleR += avg8R[x];}
darkSampleL /= 8.0; darkSampleR /= 8.0;
} if (spacing > 3) {
avg4L[avgPos%4] = darkSampleL; avg4R[avgPos%4] = darkSampleR;
darkSampleL = 0.0; darkSampleR = 0.0;
for (int x = 0; x < 4; x++) {darkSampleL += avg4L[x]; darkSampleR += avg4R[x];}
darkSampleL /= 4.0; darkSampleR /= 4.0;
} if (spacing > 1) {
avg2L[avgPos%2] = darkSampleL; avg2R[avgPos%2] = darkSampleR;
darkSampleL = 0.0; darkSampleR = 0.0;
for (int x = 0; x < 2; x++) {darkSampleL += avg2L[x]; darkSampleR += avg2R[x];}
darkSampleL /= 2.0; darkSampleR /= 2.0;
} //only update avgPos after the post-distortion filter stage
double avgSlewL = fmin(fabs(lastDarkL-inputSampleL)*0.12*overallscale,1.0);
avgSlewL = 1.0-(1.0-avgSlewL*1.0-avgSlewL);
inputSampleL = (inputSampleL*(1.0-avgSlewL)) + (darkSampleL*avgSlewL);
lastDarkL = darkSampleL;
double avgSlewR = fmin(fabs(lastDarkR-inputSampleR)*0.12*overallscale,1.0);
avgSlewR = 1.0-(1.0-avgSlewR*1.0-avgSlewR);
inputSampleR = (inputSampleR*(1.0-avgSlewR)) + (darkSampleR*avgSlewR);
lastDarkR = darkSampleR;
//begin Discontinuity section
inputSampleL *= moreDiscontinuity;
dBaL[dBaXL] = inputSampleL; dBaPosL *= 0.5; dBaPosL += fabs((inputSampleL*((inputSampleL*0.25)-0.5))*0.5);
dBaPosL = fmin(dBaPosL,1.0);
int dBdly = floor(dBaPosL*dscBuf);
double dBi = (dBaPosL*dscBuf)-dBdly;
inputSampleL = dBaL[dBaXL-dBdly +((dBaXL-dBdly < 0)?dscBuf:0)]*(1.0-dBi);
dBdly++; inputSampleL += dBaL[dBaXL-dBdly +((dBaXL-dBdly < 0)?dscBuf:0)]*dBi;
dBaXL++; if (dBaXL < 0 || dBaXL >= dscBuf) dBaXL = 0;
inputSampleL /= moreDiscontinuity;
//end Discontinuity section, begin TapeHack section
inputSampleL = fmax(fmin(inputSampleL,2.305929007734908),-2.305929007734908);
double addtwo = inputSampleL * inputSampleL;
double empower = inputSampleL * addtwo; // inputSampleL to the third power
inputSampleL -= (empower / 6.0);
empower *= addtwo; // to the fifth power
inputSampleL += (empower / 69.0);
empower *= addtwo; //seventh
inputSampleL -= (empower / 2530.08);
empower *= addtwo; //ninth
inputSampleL += (empower / 224985.6);
empower *= addtwo; //eleventh
inputSampleL -= (empower / 9979200.0f);
//this is a degenerate form of a Taylor Series to approximate sin()
//end TapeHack section
//begin Discontinuity section
inputSampleR *= moreDiscontinuity;
dBaR[dBaXR] = inputSampleR; dBaPosR *= 0.5; dBaPosR += fabs((inputSampleR*((inputSampleR*0.25)-0.5))*0.5);
dBaPosR = fmin(dBaPosR,1.0);
dBdly = floor(dBaPosR*dscBuf);
dBi = (dBaPosR*dscBuf)-dBdly;
inputSampleR = dBaR[dBaXR-dBdly +((dBaXR-dBdly < 0)?dscBuf:0)]*(1.0-dBi);
dBdly++; inputSampleR += dBaR[dBaXR-dBdly +((dBaXR-dBdly < 0)?dscBuf:0)]*dBi;
dBaXR++; if (dBaXR < 0 || dBaXR >= dscBuf) dBaXR = 0;
inputSampleR /= moreDiscontinuity;
//end Discontinuity section, begin TapeHack section
inputSampleR = fmax(fmin(inputSampleR,2.305929007734908),-2.305929007734908);
addtwo = inputSampleR * inputSampleR;
empower = inputSampleR * addtwo; // inputSampleR to the third power
inputSampleR -= (empower / 6.0);
empower *= addtwo; // to the fifth power
inputSampleR += (empower / 69.0);
empower *= addtwo; //seventh
inputSampleR -= (empower / 2530.08);
empower *= addtwo; //ninth
inputSampleR += (empower / 224985.6);
empower *= addtwo; //eleventh
inputSampleR -= (empower / 9979200.0f);
//this is a degenerate form of a Taylor Series to approximate sin()
//end TapeHack section
//Discontapeity
darkSampleL = inputSampleL;
darkSampleR = inputSampleR;
if (avgPos > 31) avgPos = 0;
if (spacing > 31) {
post32L[avgPos] = darkSampleL; post32R[avgPos] = darkSampleR;
darkSampleL = 0.0; darkSampleR = 0.0;
for (int x = 0; x < 32; x++) {darkSampleL += post32L[x]; darkSampleR += post32R[x];}
darkSampleL /= 32.0; darkSampleR /= 32.0;
} if (spacing > 15) {
post16L[avgPos%16] = darkSampleL; post16R[avgPos%16] = darkSampleR;
darkSampleL = 0.0; darkSampleR = 0.0;
for (int x = 0; x < 16; x++) {darkSampleL += post16L[x]; darkSampleR += post16R[x];}
darkSampleL /= 16.0; darkSampleR /= 16.0;
} if (spacing > 7) {
post8L[avgPos%8] = darkSampleL; post8R[avgPos%8] = darkSampleR;
darkSampleL = 0.0; darkSampleR = 0.0;
for (int x = 0; x < 8; x++) {darkSampleL += post8L[x]; darkSampleR += post8R[x];}
darkSampleL /= 8.0; darkSampleR /= 8.0;
} if (spacing > 3) {
post4L[avgPos%4] = darkSampleL; post4R[avgPos%4] = darkSampleR;
darkSampleL = 0.0; darkSampleR = 0.0;
for (int x = 0; x < 4; x++) {darkSampleL += post4L[x]; darkSampleR += post4R[x];}
darkSampleL /= 4.0; darkSampleR /= 4.0;
} if (spacing > 1) {
post2L[avgPos%2] = darkSampleL; post2R[avgPos%2] = darkSampleR;
darkSampleL = 0.0; darkSampleR = 0.0;
for (int x = 0; x < 2; x++) {darkSampleL += post2L[x]; darkSampleR += post2R[x];}
darkSampleL /= 2.0; darkSampleR /= 2.0;
} avgPos++;
inputSampleL = (inputSampleL*(1.0-avgSlewL)) + (darkSampleL*avgSlewL);
inputSampleR = (inputSampleR*(1.0-avgSlewR)) + (darkSampleR*avgSlewR);
//use the previously calculated depth of the filter
}
double smoothEQL = inputSampleL;
double smoothEQR = inputSampleR;
if (!eqOff) {
double trebleFastL = inputSampleL;
double outSample = (trebleFastL * highFast[biq_a0]) + highFast[biq_sL1];
highFast[biq_sL1] = (trebleFastL * highFast[biq_a1]) - (outSample * highFast[biq_b1]) + highFast[biq_sL2];
highFast[biq_sL2] = (trebleFastL * highFast[biq_a2]) - (outSample * highFast[biq_b2]);
double midFastL = outSample; trebleFastL -= midFastL;
outSample = (midFastL * lowFast[biq_a0]) + lowFast[biq_sL1];
lowFast[biq_sL1] = (midFastL * lowFast[biq_a1]) - (outSample * lowFast[biq_b1]) + lowFast[biq_sL2];
lowFast[biq_sL2] = (midFastL * lowFast[biq_a2]) - (outSample * lowFast[biq_b2]);
double bassFastL = outSample; midFastL -= bassFastL;
trebleFastL = (bassFastL*bassGain) + (midFastL*midGain) + (trebleFastL*trebleGain);
//first stage of two crossovers is biquad of exactly 1.0 Q
highFastLIIR = (highFastLIIR*highCoef) + (trebleFastL*(1.0-highCoef));
midFastL = highFastLIIR; trebleFastL -= midFastL;
lowFastLIIR = (lowFastLIIR*lowCoef) + (midFastL*(1.0-lowCoef));
bassFastL = lowFastLIIR; midFastL -= bassFastL;
smoothEQL = (bassFastL*bassGain) + (midFastL*midGain) + (trebleFastL*trebleGain);
//second stage of two crossovers is the exponential filters
//this produces a slightly steeper Butterworth filter very cheaply
double trebleFastR = inputSampleR;
outSample = (trebleFastR * highFast[biq_a0]) + highFast[biq_sR1];
highFast[biq_sR1] = (trebleFastR * highFast[biq_a1]) - (outSample * highFast[biq_b1]) + highFast[biq_sR2];
highFast[biq_sR2] = (trebleFastR * highFast[biq_a2]) - (outSample * highFast[biq_b2]);
double midFastR = outSample; trebleFastR -= midFastR;
outSample = (midFastR * lowFast[biq_a0]) + lowFast[biq_sR1];
lowFast[biq_sR1] = (midFastR * lowFast[biq_a1]) - (outSample * lowFast[biq_b1]) + lowFast[biq_sR2];
lowFast[biq_sR2] = (midFastR * lowFast[biq_a2]) - (outSample * lowFast[biq_b2]);
double bassFastR = outSample; midFastR -= bassFastR;
trebleFastR = (bassFastR*bassGain) + (midFastR*midGain) + (trebleFastR*trebleGain);
//first stage of two crossovers is biquad of exactly 1.0 Q
highFastRIIR = (highFastRIIR*highCoef) + (trebleFastR*(1.0-highCoef));
midFastR = highFastRIIR; trebleFastR -= midFastR;
lowFastRIIR = (lowFastRIIR*lowCoef) + (midFastR*(1.0-lowCoef));
bassFastR = lowFastRIIR; midFastR -= bassFastR;
smoothEQR = (bassFastR*bassGain) + (midFastR*midGain) + (trebleFastR*trebleGain);
//second stage of two crossovers is the exponential filters
//this produces a slightly steeper Butterworth filter very cheaply
}
//SmoothEQ3
double parametricL = 0.0;
double parametricR = 0.0;
if (!hipcrushOff) {
//begin Stacked Biquad With Reversed Neutron Flow L
high[biqs_outL] = inputSampleL * fabs(high[biqs_level]);
high[biqs_temp] = (high[biqs_outL] * high[biqs_a0]) + high[biqs_aL1];
high[biqs_aL1] = high[biqs_aL2] - (high[biqs_temp]*high[biqs_b1]);
high[biqs_aL2] = (high[biqs_outL] * -high[biqs_a0]) - (high[biqs_temp]*high[biqs_b2]);
high[biqs_outL] = high[biqs_temp];
if (high[biqs_bit] != 0.0) {
double bitFactor = high[biqs_bit];
bool crushGate = (bitFactor < 0.0);
bitFactor = pow(2.0,fmin(fmax((1.0-fabs(bitFactor))*16.0,0.5),16.0));
high[biqs_outL] *= bitFactor;
high[biqs_outL] = floor(high[biqs_outL]+(crushGate?0.5/bitFactor:0.0));
high[biqs_outL] /= bitFactor;
}
high[biqs_temp] = (high[biqs_outL] * high[biqs_c0]) + high[biqs_cL1];
high[biqs_cL1] = high[biqs_cL2] - (high[biqs_temp]*high[biqs_d1]);
high[biqs_cL2] = (high[biqs_outL] * -high[biqs_c0]) - (high[biqs_temp]*high[biqs_d2]);
high[biqs_outL] = high[biqs_temp];
high[biqs_outL] *= high[biqs_level];
//end Stacked Biquad With Reversed Neutron Flow L
//begin Stacked Biquad With Reversed Neutron Flow L
hmid[biqs_outL] = inputSampleL * fabs(hmid[biqs_level]);
hmid[biqs_temp] = (hmid[biqs_outL] * hmid[biqs_a0]) + hmid[biqs_aL1];
hmid[biqs_aL1] = hmid[biqs_aL2] - (hmid[biqs_temp]*hmid[biqs_b1]);
hmid[biqs_aL2] = (hmid[biqs_outL] * -hmid[biqs_a0]) - (hmid[biqs_temp]*hmid[biqs_b2]);
hmid[biqs_outL] = hmid[biqs_temp];
if (hmid[biqs_bit] != 0.0) {
double bitFactor = hmid[biqs_bit];
bool crushGate = (bitFactor < 0.0);
bitFactor = pow(2.0,fmin(fmax((1.0-fabs(bitFactor))*16.0,0.5),16.0));
hmid[biqs_outL] *= bitFactor;
hmid[biqs_outL] = floor(hmid[biqs_outL]+(crushGate?0.5/bitFactor:0.0));
hmid[biqs_outL] /= bitFactor;
}
hmid[biqs_temp] = (hmid[biqs_outL] * hmid[biqs_c0]) + hmid[biqs_cL1];
hmid[biqs_cL1] = hmid[biqs_cL2] - (hmid[biqs_temp]*hmid[biqs_d1]);
hmid[biqs_cL2] = (hmid[biqs_outL] * -hmid[biqs_c0]) - (hmid[biqs_temp]*hmid[biqs_d2]);
hmid[biqs_outL] = hmid[biqs_temp];
hmid[biqs_outL] *= hmid[biqs_level];
//end Stacked Biquad With Reversed Neutron Flow L
//begin Stacked Biquad With Reversed Neutron Flow L
lmid[biqs_outL] = inputSampleL * fabs(lmid[biqs_level]);
lmid[biqs_temp] = (lmid[biqs_outL] * lmid[biqs_a0]) + lmid[biqs_aL1];
lmid[biqs_aL1] = lmid[biqs_aL2] - (lmid[biqs_temp]*lmid[biqs_b1]);
lmid[biqs_aL2] = (lmid[biqs_outL] * -lmid[biqs_a0]) - (lmid[biqs_temp]*lmid[biqs_b2]);
lmid[biqs_outL] = lmid[biqs_temp];
if (lmid[biqs_bit] != 0.0) {
double bitFactor = lmid[biqs_bit];
bool crushGate = (bitFactor < 0.0);
bitFactor = pow(2.0,fmin(fmax((1.0-fabs(bitFactor))*16.0,0.5),16.0));
lmid[biqs_outL] *= bitFactor;
lmid[biqs_outL] = floor(lmid[biqs_outL]+(crushGate?0.5/bitFactor:0.0));
lmid[biqs_outL] /= bitFactor;
}
lmid[biqs_temp] = (lmid[biqs_outL] * lmid[biqs_c0]) + lmid[biqs_cL1];
lmid[biqs_cL1] = lmid[biqs_cL2] - (lmid[biqs_temp]*lmid[biqs_d1]);
lmid[biqs_cL2] = (lmid[biqs_outL] * -lmid[biqs_c0]) - (lmid[biqs_temp]*lmid[biqs_d2]);
lmid[biqs_outL] = lmid[biqs_temp];
lmid[biqs_outL] *= lmid[biqs_level];
//end Stacked Biquad With Reversed Neutron Flow L
//begin Stacked Biquad With Reversed Neutron Flow L
bass[biqs_outL] = inputSampleL * fabs(bass[biqs_level]);
bass[biqs_temp] = (bass[biqs_outL] * bass[biqs_a0]) + bass[biqs_aL1];
bass[biqs_aL1] = bass[biqs_aL2] - (bass[biqs_temp]*bass[biqs_b1]);
bass[biqs_aL2] = (bass[biqs_outL] * -bass[biqs_a0]) - (bass[biqs_temp]*bass[biqs_b2]);
bass[biqs_outL] = bass[biqs_temp];
if (bass[biqs_bit] != 0.0) {
double bitFactor = bass[biqs_bit];
bool crushGate = (bitFactor < 0.0);
bitFactor = pow(2.0,fmin(fmax((1.0-fabs(bitFactor))*16.0,0.5),16.0));
bass[biqs_outL] *= bitFactor;
bass[biqs_outL] = floor(bass[biqs_outL]+(crushGate?0.5/bitFactor:0.0));
bass[biqs_outL] /= bitFactor;
}
bass[biqs_temp] = (bass[biqs_outL] * bass[biqs_c0]) + bass[biqs_cL1];
bass[biqs_cL1] = bass[biqs_cL2] - (bass[biqs_temp]*bass[biqs_d1]);
bass[biqs_cL2] = (bass[biqs_outL] * -bass[biqs_c0]) - (bass[biqs_temp]*bass[biqs_d2]);
bass[biqs_outL] = bass[biqs_temp];
bass[biqs_outL] *= bass[biqs_level];
parametricL = high[biqs_outL] + hmid[biqs_outL] + lmid[biqs_outL] + bass[biqs_outL];
//end Stacked Biquad With Reversed Neutron Flow L
//begin Stacked Biquad With Reversed Neutron Flow R
high[biqs_outR] = inputSampleR * fabs(high[biqs_level]);
high[biqs_temp] = (high[biqs_outR] * high[biqs_a0]) + high[biqs_aR1];
high[biqs_aR1] = high[biqs_aR2] - (high[biqs_temp]*high[biqs_b1]);
high[biqs_aR2] = (high[biqs_outR] * -high[biqs_a0]) - (high[biqs_temp]*high[biqs_b2]);
high[biqs_outR] = high[biqs_temp];
if (high[biqs_bit] != 0.0) {
double bitFactor = high[biqs_bit];
bool crushGate = (bitFactor < 0.0);
bitFactor = pow(2.0,fmin(fmax((1.0-fabs(bitFactor))*16.0,0.5),16.0));
high[biqs_outR] *= bitFactor;
high[biqs_outR] = floor(high[biqs_outR]+(crushGate?0.5/bitFactor:0.0));
high[biqs_outR] /= bitFactor;
}
high[biqs_temp] = (high[biqs_outR] * high[biqs_c0]) + high[biqs_cR1];
high[biqs_cR1] = high[biqs_cR2] - (high[biqs_temp]*high[biqs_d1]);
high[biqs_cR2] = (high[biqs_outR] * -high[biqs_c0]) - (high[biqs_temp]*high[biqs_d2]);
high[biqs_outR] = high[biqs_temp];
high[biqs_outR] *= high[biqs_level];
//end Stacked Biquad With Reversed Neutron Flow R
//begin Stacked Biquad With Reversed Neutron Flow R
hmid[biqs_outR] = inputSampleR * fabs(hmid[biqs_level]);
hmid[biqs_temp] = (hmid[biqs_outR] * hmid[biqs_a0]) + hmid[biqs_aR1];
hmid[biqs_aR1] = hmid[biqs_aR2] - (hmid[biqs_temp]*hmid[biqs_b1]);
hmid[biqs_aR2] = (hmid[biqs_outR] * -hmid[biqs_a0]) - (hmid[biqs_temp]*hmid[biqs_b2]);
hmid[biqs_outR] = hmid[biqs_temp];
if (hmid[biqs_bit] != 0.0) {
double bitFactor = hmid[biqs_bit];
bool crushGate = (bitFactor < 0.0);
bitFactor = pow(2.0,fmin(fmax((1.0-fabs(bitFactor))*16.0,0.5),16.0));
hmid[biqs_outR] *= bitFactor;
hmid[biqs_outR] = floor(hmid[biqs_outR]+(crushGate?0.5/bitFactor:0.0));
hmid[biqs_outR] /= bitFactor;
}
hmid[biqs_temp] = (hmid[biqs_outR] * hmid[biqs_c0]) + hmid[biqs_cR1];
hmid[biqs_cR1] = hmid[biqs_cR2] - (hmid[biqs_temp]*hmid[biqs_d1]);
hmid[biqs_cR2] = (hmid[biqs_outR] * -hmid[biqs_c0]) - (hmid[biqs_temp]*hmid[biqs_d2]);
hmid[biqs_outR] = hmid[biqs_temp];
hmid[biqs_outR] *= hmid[biqs_level];
//end Stacked Biquad With Reversed Neutron Flow R
//begin Stacked Biquad With Reversed Neutron Flow R
lmid[biqs_outR] = inputSampleR * fabs(lmid[biqs_level]);
lmid[biqs_temp] = (lmid[biqs_outR] * lmid[biqs_a0]) + lmid[biqs_aR1];
lmid[biqs_aR1] = lmid[biqs_aR2] - (lmid[biqs_temp]*lmid[biqs_b1]);
lmid[biqs_aR2] = (lmid[biqs_outR] * -lmid[biqs_a0]) - (lmid[biqs_temp]*lmid[biqs_b2]);
lmid[biqs_outR] = lmid[biqs_temp];
if (lmid[biqs_bit] != 0.0) {
double bitFactor = lmid[biqs_bit];
bool crushGate = (bitFactor < 0.0);
bitFactor = pow(2.0,fmin(fmax((1.0-fabs(bitFactor))*16.0,0.5),16.0));
lmid[biqs_outR] *= bitFactor;
lmid[biqs_outR] = floor(lmid[biqs_outR]+(crushGate?0.5/bitFactor:0.0));
lmid[biqs_outR] /= bitFactor;
}
lmid[biqs_temp] = (lmid[biqs_outR] * lmid[biqs_c0]) + lmid[biqs_cR1];
lmid[biqs_cR1] = lmid[biqs_cR2] - (lmid[biqs_temp]*lmid[biqs_d1]);
lmid[biqs_cR2] = (lmid[biqs_outR] * -lmid[biqs_c0]) - (lmid[biqs_temp]*lmid[biqs_d2]);
lmid[biqs_outR] = lmid[biqs_temp];
lmid[biqs_outR] *= lmid[biqs_level];
//end Stacked Biquad With Reversed Neutron Flow R
//begin Stacked Biquad With Reversed Neutron Flow R
bass[biqs_outR] = inputSampleR * fabs(bass[biqs_level]);
bass[biqs_temp] = (bass[biqs_outR] * bass[biqs_a0]) + bass[biqs_aR1];
bass[biqs_aR1] = bass[biqs_aR2] - (bass[biqs_temp]*bass[biqs_b1]);
bass[biqs_aR2] = (bass[biqs_outR] * -bass[biqs_a0]) - (bass[biqs_temp]*bass[biqs_b2]);
bass[biqs_outR] = bass[biqs_temp];
if (bass[biqs_bit] != 0.0) {
double bitFactor = bass[biqs_bit];
bool crushGate = (bitFactor < 0.0);
bitFactor = pow(2.0,fmin(fmax((1.0-fabs(bitFactor))*16.0,0.5),16.0));
bass[biqs_outR] *= bitFactor;
bass[biqs_outR] = floor(bass[biqs_outR]+(crushGate?0.5/bitFactor:0.0));
bass[biqs_outR] /= bitFactor;
}
bass[biqs_temp] = (bass[biqs_outR] * bass[biqs_c0]) + bass[biqs_cR1];
bass[biqs_cR1] = bass[biqs_cR2] - (bass[biqs_temp]*bass[biqs_d1]);
bass[biqs_cR2] = (bass[biqs_outR] * -bass[biqs_c0]) - (bass[biqs_temp]*bass[biqs_d2]);
bass[biqs_outR] = bass[biqs_temp];
bass[biqs_outR] *= bass[biqs_level];
parametricR = high[biqs_outR] + hmid[biqs_outR] + lmid[biqs_outR] + bass[biqs_outR];
//end Stacked Biquad With Reversed Neutron Flow R
}
//end HipCrush as four band
if (fmax(fabs(inputSampleL),fabs(inputSampleR)) > gate) bezGate = overallscale/fmin(bezRez,sloRez);
else bezGate = fmax(0.000001, bezGate-fmin(bezRez,sloRez));
if (bezThresh > 0.0) {
inputSampleL *= (bezThresh+1.0);
inputSampleR *= (bezThresh+1.0);
smoothEQL *= (bezThresh+1.0);
smoothEQR *= (bezThresh+1.0);
parametricL *= (bezThresh+1.0);
parametricR *= (bezThresh+1.0);
} //makeup gain
double ctrl = fmax(fabs(inputSampleL),fabs(inputSampleR));
bezMax = fmax(bezMax,ctrl);
bezMin = fmax(bezMin-sloRez,ctrl);
bezComp[bez_cycle] += bezRez;
bezComp[bez_Ctrl] += (bezMin * bezRez);
if (bezComp[bez_cycle] > 1.0) {
if (bezGate < 1.0) bezComp[bez_Ctrl] /= bezGate;
bezComp[bez_cycle] -= 1.0;
bezComp[bez_C] = bezComp[bez_B];
bezComp[bez_B] = bezComp[bez_A];
bezComp[bez_A] = bezComp[bez_Ctrl];
bezComp[bez_Ctrl] = 0.0;
bezMax = 0.0;
}
double CB = (bezComp[bez_C]*(1.0-bezComp[bez_cycle]))+(bezComp[bez_B]*bezComp[bez_cycle]);
double BA = (bezComp[bez_B]*(1.0-bezComp[bez_cycle]))+(bezComp[bez_A]*bezComp[bez_cycle]);
double CBA = (bezComp[bez_B]+(CB*(1.0-bezComp[bez_cycle]))+(BA*bezComp[bez_cycle]))*0.5;
//switch over to the EQed or HipCrushed sound and compress
inputSampleL = (smoothEQL * (1.0-crossFade)) + (parametricL * crossFade);
inputSampleR = (smoothEQR * (1.0-crossFade)) + (parametricR * crossFade);
if (bezThresh > 0.0) {
inputSampleL *= 1.0-(fmin(CBA*bezThresh,1.0));
inputSampleR *= 1.0-(fmin(CBA*bezThresh,1.0));
}
//Dynamics3, but with crossfade over EQ or HipCrush
const double temp = (double)nSampleFrames/inFramesToProcess;
const double hFreq = (hFreqA*temp)+(hFreqB*(1.0-temp));
if (hFreq > 0.0) {
double lowSampleL = inputSampleL;
double lowSampleR = inputSampleR;
for(int count = 0; count < 21; count++) {
iirHAngleL[count] = (iirHAngleL[count]*(1.0-hFreq))+((lowSampleL-iirHPositionL[count])*hFreq);
lowSampleL = ((iirHPositionL[count]+(iirHAngleL[count]*hFreq))*(1.0-hFreq))+(lowSampleL*hFreq);
iirHPositionL[count] = ((iirHPositionL[count]+(iirHAngleL[count]*hFreq))*(1.0-hFreq))+(lowSampleL*hFreq);
inputSampleL -= (lowSampleL * (1.0/21.0));//left
iirHAngleR[count] = (iirHAngleR[count]*(1.0-hFreq))+((lowSampleR-iirHPositionR[count])*hFreq);
lowSampleR = ((iirHPositionR[count]+(iirHAngleR[count]*hFreq))*(1.0-hFreq))+(lowSampleR*hFreq);
iirHPositionR[count] = ((iirHPositionR[count]+(iirHAngleR[count]*hFreq))*(1.0-hFreq))+(lowSampleR*hFreq);
inputSampleR -= (lowSampleR * (1.0/21.0));//right
} //the highpass
hBypass = false;
} else {
if (!hBypass) {
hBypass = true;
for(int count = 0; count < 22; count++) {
iirHPositionL[count] = 0.0;
iirHAngleL[count] = 0.0;
iirHPositionR[count] = 0.0;
iirHAngleR[count] = 0.0;
}
} //blank out highpass if just switched off
}
const double lFreq = (lFreqA*temp)+(lFreqB*(1.0-temp));
if (lFreq < 1.0) {
for(int count = 0; count < 13; count++) {
iirLAngleL[count] = (iirLAngleL[count]*(1.0-lFreq))+((inputSampleL-iirLPositionL[count])*lFreq);
inputSampleL = ((iirLPositionL[count]+(iirLAngleL[count]*lFreq))*(1.0-lFreq))+(inputSampleL*lFreq);
iirLPositionL[count] = ((iirLPositionL[count]+(iirLAngleL[count]*lFreq))*(1.0-lFreq))+(inputSampleL*lFreq);//left
iirLAngleR[count] = (iirLAngleR[count]*(1.0-lFreq))+((inputSampleR-iirLPositionR[count])*lFreq);
inputSampleR = ((iirLPositionR[count]+(iirLAngleR[count]*lFreq))*(1.0-lFreq))+(inputSampleR*lFreq);
iirLPositionR[count] = ((iirLPositionR[count]+(iirLAngleR[count]*lFreq))*(1.0-lFreq))+(inputSampleR*lFreq);//right
} //the lowpass
lBypass = false;
} else {
if (!lBypass) {
lBypass = true;
for(int count = 0; count < 14; count++) {
iirLPositionL[count] = 0.0;
iirLAngleL[count] = 0.0;
iirLPositionR[count] = 0.0;
iirLAngleR[count] = 0.0;
}
} //blank out lowpass if just switched off
}
//Cabs2
double gainR = (panA*temp)+(panB*(1.0-temp));
double gainL = 1.57079633-gainR;
gainR = sin(gainR); gainL = sin(gainL);
double gain = (inTrimA*temp)+(inTrimB*(1.0-temp));
if (gain > 1.0) gain *= gain;
if (gain < 1.0) gain = 1.0-pow(1.0-gain,2);
inputSampleL = inputSampleL * gainL * gain;
inputSampleR = inputSampleR * gainR * gain;
//applies pan section, and smoothed fader gain
if (inputSampleL > 1.0) inputSampleL = 1.0;
else if (inputSampleL > 0.0) inputSampleL = -expm1((log1p(-inputSampleL) * 1.618033988749895));
if (inputSampleL < -1.0) inputSampleL = -1.0;
else if (inputSampleL < 0.0) inputSampleL = expm1((log1p(inputSampleL) * 1.618033988749895));
if (inputSampleR > 1.0) inputSampleR = 1.0;
else if (inputSampleR > 0.0) inputSampleR = -expm1((log1p(-inputSampleR) * 1.618033988749895));
if (inputSampleR < -1.0) inputSampleR = -1.0;
else if (inputSampleR < 0.0) inputSampleR = expm1((log1p(inputSampleR) * 1.618033988749895));
//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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