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YLowpass

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airwindows 2021-10-11 16:43:18 -04:00
parent 75d842e477
commit afa1a703f4
50 changed files with 11961 additions and 70 deletions
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1
plugins/LinuxVST/CMakeLists.txt
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@ -269,6 +269,7 @@ add_airwindows_plugin(XHighpass)
add_airwindows_plugin(XLowpass)
add_airwindows_plugin(XNotch)
add_airwindows_plugin(XRegion)
add_airwindows_plugin(YLowpass)
add_airwindows_plugin(ZBandpass)
add_airwindows_plugin(ZHighpass)
add_airwindows_plugin(ZLowpass)

166
plugins/LinuxVST/src/YLowpass/YLowpass.cpp Normal file
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@ -0,0 +1,166 @@
/* ========================================
* YLowpass - YLowpass.h
* Copyright (c) 2016 airwindows, All rights reserved
* ======================================== */
#ifndef __YLowpass_H
#include "YLowpass.h"
#endif
AudioEffect* createEffectInstance(audioMasterCallback audioMaster) {return new YLowpass(audioMaster);}
YLowpass::YLowpass(audioMasterCallback audioMaster) :
AudioEffectX(audioMaster, kNumPrograms, kNumParameters)
{
A = 0.1;
B = 0.5;
C = 0.1;
D = 0.1;
E = 1.0;
F = 1.0;
for (int x = 0; x < biq_total; x++) {biquad[x] = 0.0;}
powFactorA = 1.0; powFactorB = 1.0;
inTrimA = 0.1; inTrimB = 0.1;
outTrimA = 1.0; outTrimB = 1.0;
for (int x = 0; x < fix_total; x++) {fixA[x] = 0.0; fixB[x] = 0.0;}
fpdL = 1.0; while (fpdL < 16386) fpdL = rand()*UINT32_MAX;
fpdR = 1.0; while (fpdR < 16386) fpdR = rand()*UINT32_MAX;
//this is reset: values being initialized only once. Startup values, whatever they are.
_canDo.insert("plugAsChannelInsert"); // plug-in can be used as a channel insert effect.
_canDo.insert("plugAsSend"); // plug-in can be used as a send effect.
_canDo.insert("x2in2out");
setNumInputs(kNumInputs);
setNumOutputs(kNumOutputs);
setUniqueID(kUniqueId);
canProcessReplacing(); // supports output replacing
canDoubleReplacing(); // supports double precision processing
programsAreChunks(true);
vst_strncpy (_programName, "Default", kVstMaxProgNameLen); // default program name
}
YLowpass::~YLowpass() {}
VstInt32 YLowpass::getVendorVersion () {return 1000;}
void YLowpass::setProgramName(char *name) {vst_strncpy (_programName, name, kVstMaxProgNameLen);}
void YLowpass::getProgramName(char *name) {vst_strncpy (name, _programName, kVstMaxProgNameLen);}
//airwindows likes to ignore this stuff. Make your own programs, and make a different plugin rather than
//trying to do versioning and preventing people from using older versions. Maybe they like the old one!
static float pinParameter(float data)
{
if (data < 0.0f) return 0.0f;
if (data > 1.0f) return 1.0f;
return data;
}
VstInt32 YLowpass::getChunk (void** data, bool isPreset)
{
float *chunkData = (float *)calloc(kNumParameters, sizeof(float));
chunkData[0] = A;
chunkData[1] = B;
chunkData[2] = C;
chunkData[3] = D;
chunkData[4] = E;
chunkData[5] = F;
/* Note: The way this is set up, it will break if you manage to save settings on an Intel
machine and load them on a PPC Mac. However, it's fine if you stick to the machine you
started with. */
*data = chunkData;
return kNumParameters * sizeof(float);
}
VstInt32 YLowpass::setChunk (void* data, VstInt32 byteSize, bool isPreset)
{
float *chunkData = (float *)data;
A = pinParameter(chunkData[0]);
B = pinParameter(chunkData[1]);
C = pinParameter(chunkData[2]);
D = pinParameter(chunkData[3]);
E = pinParameter(chunkData[4]);
F = pinParameter(chunkData[5]);
/* We're ignoring byteSize as we found it to be a filthy liar */
/* calculate any other fields you need here - you could copy in
code from setParameter() here. */
return 0;
}
void YLowpass::setParameter(VstInt32 index, float value) {
switch (index) {
case kParamA: A = value; break;
case kParamB: B = value; break;
case kParamC: C = value; break;
case kParamD: D = value; break;
case kParamE: E = value; break;
case kParamF: F = value; break;
default: throw; // unknown parameter, shouldn't happen!
}
}
float YLowpass::getParameter(VstInt32 index) {
switch (index) {
case kParamA: return A; break;
case kParamB: return B; break;
case kParamC: return C; break;
case kParamD: return D; break;
case kParamE: return E; break;
case kParamF: return F; break;
default: break; // unknown parameter, shouldn't happen!
} return 0.0; //we only need to update the relevant name, this is simple to manage
}
void YLowpass::getParameterName(VstInt32 index, char *text) {
switch (index) {
case kParamA: vst_strncpy (text, "Gain", kVstMaxParamStrLen); break;
case kParamB: vst_strncpy (text, "Freq", kVstMaxParamStrLen); break;
case kParamC: vst_strncpy (text, "Reson8", kVstMaxParamStrLen); break;
case kParamD: vst_strncpy (text, "ResEdge", kVstMaxParamStrLen); break;
case kParamE: vst_strncpy (text, "Output", kVstMaxParamStrLen); break;
case kParamF: vst_strncpy (text, "Dry/Wet", kVstMaxParamStrLen); break;
default: break; // unknown parameter, shouldn't happen!
} //this is our labels for displaying in the VST host
}
void YLowpass::getParameterDisplay(VstInt32 index, char *text) {
switch (index) {
case kParamA: float2string (A, text, kVstMaxParamStrLen); break;
case kParamB: float2string (B, text, kVstMaxParamStrLen); break;
case kParamC: float2string (C, text, kVstMaxParamStrLen); break;
case kParamD: float2string (D, text, kVstMaxParamStrLen); break;
case kParamE: float2string (E, text, kVstMaxParamStrLen); break;
case kParamF: float2string (F, text, kVstMaxParamStrLen); break;
default: break; // unknown parameter, shouldn't happen!
} //this displays the values and handles 'popups' where it's discrete choices
}
void YLowpass::getParameterLabel(VstInt32 index, char *text) {
switch (index) {
case kParamA: vst_strncpy (text, "", kVstMaxParamStrLen); break;
case kParamB: vst_strncpy (text, "", kVstMaxParamStrLen); break;
case kParamC: vst_strncpy (text, "", kVstMaxParamStrLen); break;
case kParamD: vst_strncpy (text, "", kVstMaxParamStrLen); break;
case kParamE: vst_strncpy (text, "", kVstMaxParamStrLen); break;
case kParamF: vst_strncpy (text, "", kVstMaxParamStrLen); break;
default: break; // unknown parameter, shouldn't happen!
}
}
VstInt32 YLowpass::canDo(char *text)
{ return (_canDo.find(text) == _canDo.end()) ? -1: 1; } // 1 = yes, -1 = no, 0 = don't know
bool YLowpass::getEffectName(char* name) {
vst_strncpy(name, "YLowpass", kVstMaxProductStrLen); return true;
}
VstPlugCategory YLowpass::getPlugCategory() {return kPlugCategEffect;}
bool YLowpass::getProductString(char* text) {
vst_strncpy (text, "airwindows YLowpass", kVstMaxProductStrLen); return true;
}
bool YLowpass::getVendorString(char* text) {
vst_strncpy (text, "airwindows", kVstMaxVendorStrLen); return true;
}

123
plugins/LinuxVST/src/YLowpass/YLowpass.h Normal file
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@ -0,0 +1,123 @@
/* ========================================
* YLowpass - YLowpass.h
* Created 8/12/11 by SPIAdmin
* Copyright (c) 2011 __MyCompanyName__, All rights reserved
* ======================================== */
#ifndef __YLowpass_H
#define __YLowpass_H
#ifndef __audioeffect__
#include "audioeffectx.h"
#endif
#include <set>
#include <string>
#include <math.h>
enum {
kParamA = 0,
kParamB = 1,
kParamC = 2,
kParamD = 3,
kParamE = 4,
kParamF = 5,
kNumParameters = 6
}; //
const int kNumPrograms = 0;
const int kNumInputs = 2;
const int kNumOutputs = 2;
const unsigned long kUniqueId = 'ylop'; //Change this to what the AU identity is!
class YLowpass :
public AudioEffectX
{
public:
YLowpass(audioMasterCallback audioMaster);
~YLowpass();
virtual bool getEffectName(char* name); // The plug-in name
virtual VstPlugCategory getPlugCategory(); // The general category for the plug-in
virtual bool getProductString(char* text); // This is a unique plug-in string provided by Steinberg
virtual bool getVendorString(char* text); // Vendor info
virtual VstInt32 getVendorVersion(); // Version number
virtual void processReplacing (float** inputs, float** outputs, VstInt32 sampleFrames);
virtual void processDoubleReplacing (double** inputs, double** outputs, VstInt32 sampleFrames);
virtual void getProgramName(char *name); // read the name from the host
virtual void setProgramName(char *name); // changes the name of the preset displayed in the host
virtual VstInt32 getChunk (void** data, bool isPreset);
virtual VstInt32 setChunk (void* data, VstInt32 byteSize, bool isPreset);
virtual float getParameter(VstInt32 index); // get the parameter value at the specified index
virtual void setParameter(VstInt32 index, float value); // set the parameter at index to value
virtual void getParameterLabel(VstInt32 index, char *text); // label for the parameter (eg dB)
virtual void getParameterName(VstInt32 index, char *text); // name of the parameter
virtual void getParameterDisplay(VstInt32 index, char *text); // text description of the current value
virtual VstInt32 canDo(char *text);
private:
char _programName[kVstMaxProgNameLen + 1];
std::set< std::string > _canDo;
enum {
biq_freq,
biq_reso,
biq_a0,
biq_a1,
biq_a2,
biq_b1,
biq_b2,
biq_aA0,
biq_aA1,
biq_aA2,
biq_bA1,
biq_bA2,
biq_aB0,
biq_aB1,
biq_aB2,
biq_bB1,
biq_bB2,
biq_sL1,
biq_sL2,
biq_sR1,
biq_sR2,
biq_total
}; //coefficient interpolating biquad filter, stereo
long double biquad[biq_total];
//long double biquadC[biq_total];
//long double biquadD[biq_total];
long double powFactorA;
long double powFactorB;
long double inTrimA;
long double inTrimB;
long double outTrimA;
long double outTrimB;
enum {
fix_freq,
fix_reso,
fix_a0,
fix_a1,
fix_a2,
fix_b1,
fix_b2,
fix_sL1,
fix_sL2,
fix_sR1,
fix_sR2,
fix_total
}; //fixed frequency biquad filter for ultrasonics, stereo
long double fixA[fix_total];
long double fixB[fix_total];
uint32_t fpdL;
uint32_t fpdR;
//default stuff
float A;
float B;
float C;
float D;
float E;
float F; //parameters. Always 0-1, and we scale/alter them elsewhere.
};
#endif

316
plugins/LinuxVST/src/YLowpass/YLowpassProc.cpp Normal file
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@ -0,0 +1,316 @@
/* ========================================
* YLowpass - YLowpass.h
* Copyright (c) 2016 airwindows, All rights reserved
* ======================================== */
#ifndef __YLowpass_H
#include "YLowpass.h"
#endif
void YLowpass::processReplacing(float **inputs, float **outputs, VstInt32 sampleFrames)
{
float* in1 = inputs[0];
float* in2 = inputs[1];
float* out1 = outputs[0];
float* out2 = outputs[1];
VstInt32 inFramesToProcess = sampleFrames; //vst doesn't give us this as a separate variable so we'll make it
double overallscale = 1.0;
overallscale /= 44100.0;
overallscale *= getSampleRate();
inTrimA = inTrimB;
inTrimB = A*10.0;
biquad[biq_freq] = pow(B,3)*20000.0;
if (biquad[biq_freq] < 15.0) biquad[biq_freq] = 15.0;
biquad[biq_freq] /= getSampleRate();
biquad[biq_reso] = (pow(C,2)*15.0)+0.5571;
biquad[biq_aA0] = biquad[biq_aB0];
biquad[biq_aA1] = biquad[biq_aB1];
biquad[biq_aA2] = biquad[biq_aB2];
biquad[biq_bA1] = biquad[biq_bB1];
biquad[biq_bA2] = biquad[biq_bB2];
//previous run through the buffer is still in the filter, so we move it
//to the A section and now it's the new starting point.
double K = tan(M_PI * biquad[biq_freq]);
double norm = 1.0 / (1.0 + K / biquad[biq_reso] + K * K);
biquad[biq_aB0] = K * K * norm;
biquad[biq_aB1] = 2.0 * biquad[biq_aB0];
biquad[biq_aB2] = biquad[biq_aB0];
biquad[biq_bB1] = 2.0 * (K * K - 1.0) * norm;
biquad[biq_bB2] = (1.0 - K / biquad[biq_reso] + K * K) * norm;
//for the coefficient-interpolated biquad filter
powFactorA = powFactorB;
powFactorB = pow(D+0.9,4);
//1.0 == target neutral
outTrimA = outTrimB;
outTrimB = E;
double wet = F;
fixA[fix_freq] = fixB[fix_freq] = 20000.0 / getSampleRate();
fixA[fix_reso] = fixB[fix_reso] = 0.7071; //butterworth Q
K = tan(M_PI * fixA[fix_freq]);
norm = 1.0 / (1.0 + K / fixA[fix_reso] + K * K);
fixA[fix_a0] = fixB[fix_a0] = K * K * norm;
fixA[fix_a1] = fixB[fix_a1] = 2.0 * fixA[fix_a0];
fixA[fix_a2] = fixB[fix_a2] = fixA[fix_a0];
fixA[fix_b1] = fixB[fix_b1] = 2.0 * (K * K - 1.0) * norm;
fixA[fix_b2] = fixB[fix_b2] = (1.0 - K / fixA[fix_reso] + K * K) * norm;
//for the fixed-position biquad filter
while (--sampleFrames >= 0)
{
long double inputSampleL = *in1;
long double inputSampleR = *in2;
if (fabs(inputSampleL)<1.18e-37) inputSampleL = fpdL * 1.18e-37;
if (fabs(inputSampleR)<1.18e-37) inputSampleR = fpdR * 1.18e-37;
long double drySampleL = inputSampleL;
long double drySampleR = inputSampleR;
long double temp = (long double)sampleFrames/inFramesToProcess;
biquad[biq_a0] = (biquad[biq_aA0]*temp)+(biquad[biq_aB0]*(1.0-temp));
biquad[biq_a1] = (biquad[biq_aA1]*temp)+(biquad[biq_aB1]*(1.0-temp));
biquad[biq_a2] = (biquad[biq_aA2]*temp)+(biquad[biq_aB2]*(1.0-temp));
biquad[biq_b1] = (biquad[biq_bA1]*temp)+(biquad[biq_bB1]*(1.0-temp));
biquad[biq_b2] = (biquad[biq_bA2]*temp)+(biquad[biq_bB2]*(1.0-temp));
//this is the interpolation code for the biquad
long double powFactor = (powFactorA*temp)+(powFactorB*(1.0-temp));
long double inTrim = (inTrimA*temp)+(inTrimB*(1.0-temp));
long double outTrim = (outTrimA*temp)+(outTrimB*(1.0-temp));
inputSampleL *= inTrim;
inputSampleR *= inTrim;
temp = (inputSampleL * fixA[fix_a0]) + fixA[fix_sL1];
fixA[fix_sL1] = (inputSampleL * fixA[fix_a1]) - (temp * fixA[fix_b1]) + fixA[fix_sL2];
fixA[fix_sL2] = (inputSampleL * fixA[fix_a2]) - (temp * fixA[fix_b2]);
inputSampleL = temp; //fixed biquad filtering ultrasonics
temp = (inputSampleR * fixA[fix_a0]) + fixA[fix_sR1];
fixA[fix_sR1] = (inputSampleR * fixA[fix_a1]) - (temp * fixA[fix_b1]) + fixA[fix_sR2];
fixA[fix_sR2] = (inputSampleR * fixA[fix_a2]) - (temp * fixA[fix_b2]);
inputSampleR = temp; //fixed biquad filtering ultrasonics
//encode/decode courtesy of torridgristle under the MIT license
if (inputSampleL > 1.0) inputSampleL = 1.0;
else if (inputSampleL > 0.0) inputSampleL = 1.0 - pow(1.0-inputSampleL,powFactor);
if (inputSampleL < -1.0) inputSampleL = -1.0;
else if (inputSampleL < 0.0) inputSampleL = -1.0 + pow(1.0+inputSampleL,powFactor);
if (inputSampleR > 1.0) inputSampleR = 1.0;
else if (inputSampleR > 0.0) inputSampleR = 1.0 - pow(1.0-inputSampleR,powFactor);
if (inputSampleR < -1.0) inputSampleR = -1.0;
else if (inputSampleR < 0.0) inputSampleR = -1.0 + pow(1.0+inputSampleR,powFactor);
temp = (inputSampleL * biquad[biq_a0]) + biquad[biq_sL1];
biquad[biq_sL1] = (inputSampleL * biquad[biq_a1]) - (temp * biquad[biq_b1]) + biquad[biq_sL2];
biquad[biq_sL2] = (inputSampleL * biquad[biq_a2]) - (temp * biquad[biq_b2]);
inputSampleL = temp; //coefficient interpolating biquad filter
temp = (inputSampleR * biquad[biq_a0]) + biquad[biq_sR1];
biquad[biq_sR1] = (inputSampleR * biquad[biq_a1]) - (temp * biquad[biq_b1]) + biquad[biq_sR2];
biquad[biq_sR2] = (inputSampleR * biquad[biq_a2]) - (temp * biquad[biq_b2]);
inputSampleR = temp; //coefficient interpolating biquad filter
//encode/decode courtesy of torridgristle under the MIT license
if (inputSampleL > 1.0) inputSampleL = 1.0;
else if (inputSampleL > 0.0) inputSampleL = 1.0 - pow(1.0-inputSampleL,(1.0/powFactor));
if (inputSampleL < -1.0) inputSampleL = -1.0;
else if (inputSampleL < 0.0) inputSampleL = -1.0 + pow(1.0+inputSampleL,(1.0/powFactor));
if (inputSampleR > 1.0) inputSampleR = 1.0;
else if (inputSampleR > 0.0) inputSampleR = 1.0 - pow(1.0-inputSampleR,(1.0/powFactor));
if (inputSampleR < -1.0) inputSampleR = -1.0;
else if (inputSampleR < 0.0) inputSampleR = -1.0 + pow(1.0+inputSampleR,(1.0/powFactor));
inputSampleL *= outTrim;
inputSampleR *= outTrim;
temp = (inputSampleL * fixB[fix_a0]) + fixB[fix_sL1];
fixB[fix_sL1] = (inputSampleL * fixB[fix_a1]) - (temp * fixB[fix_b1]) + fixB[fix_sL2];
fixB[fix_sL2] = (inputSampleL * fixB[fix_a2]) - (temp * fixB[fix_b2]);
inputSampleL = temp; //fixed biquad filtering ultrasonics
temp = (inputSampleR * fixB[fix_a0]) + fixB[fix_sR1];
fixB[fix_sR1] = (inputSampleR * fixB[fix_a1]) - (temp * fixB[fix_b1]) + fixB[fix_sR2];
fixB[fix_sR2] = (inputSampleR * fixB[fix_a2]) - (temp * fixB[fix_b2]);
inputSampleR = temp; //fixed biquad filtering ultrasonics
if (wet < 1.0) {
inputSampleL = (inputSampleL*wet) + (drySampleL*(1.0-wet));
inputSampleR = (inputSampleR*wet) + (drySampleR*(1.0-wet));
}
//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
*out1 = inputSampleL;
*out2 = inputSampleR;
in1++;
in2++;
out1++;
out2++;
}
}
void YLowpass::processDoubleReplacing(double **inputs, double **outputs, VstInt32 sampleFrames)
{
double* in1 = inputs[0];
double* in2 = inputs[1];
double* out1 = outputs[0];
double* out2 = outputs[1];
VstInt32 inFramesToProcess = sampleFrames; //vst doesn't give us this as a separate variable so we'll make it
double overallscale = 1.0;
overallscale /= 44100.0;
overallscale *= getSampleRate();
inTrimA = inTrimB;
inTrimB = A*10.0;
biquad[biq_freq] = pow(B,3)*20000.0;
if (biquad[biq_freq] < 15.0) biquad[biq_freq] = 15.0;
biquad[biq_freq] /= getSampleRate();
biquad[biq_reso] = (pow(C,2)*15.0)+0.5571;
biquad[biq_aA0] = biquad[biq_aB0];
biquad[biq_aA1] = biquad[biq_aB1];
biquad[biq_aA2] = biquad[biq_aB2];
biquad[biq_bA1] = biquad[biq_bB1];
biquad[biq_bA2] = biquad[biq_bB2];
//previous run through the buffer is still in the filter, so we move it
//to the A section and now it's the new starting point.
double K = tan(M_PI * biquad[biq_freq]);
double norm = 1.0 / (1.0 + K / biquad[biq_reso] + K * K);
biquad[biq_aB0] = K * K * norm;
biquad[biq_aB1] = 2.0 * biquad[biq_aB0];
biquad[biq_aB2] = biquad[biq_aB0];
biquad[biq_bB1] = 2.0 * (K * K - 1.0) * norm;
biquad[biq_bB2] = (1.0 - K / biquad[biq_reso] + K * K) * norm;
//for the coefficient-interpolated biquad filter
powFactorA = powFactorB;
powFactorB = pow(D+0.9,4);
//1.0 == target neutral
outTrimA = outTrimB;
outTrimB = E;
double wet = F;
fixA[fix_freq] = fixB[fix_freq] = 20000.0 / getSampleRate();
fixA[fix_reso] = fixB[fix_reso] = 0.7071; //butterworth Q
K = tan(M_PI * fixA[fix_freq]);
norm = 1.0 / (1.0 + K / fixA[fix_reso] + K * K);
fixA[fix_a0] = fixB[fix_a0] = K * K * norm;
fixA[fix_a1] = fixB[fix_a1] = 2.0 * fixA[fix_a0];
fixA[fix_a2] = fixB[fix_a2] = fixA[fix_a0];
fixA[fix_b1] = fixB[fix_b1] = 2.0 * (K * K - 1.0) * norm;
fixA[fix_b2] = fixB[fix_b2] = (1.0 - K / fixA[fix_reso] + K * K) * norm;
//for the fixed-position biquad filter
while (--sampleFrames >= 0)
{
long double inputSampleL = *in1;
long double inputSampleR = *in2;
if (fabs(inputSampleL)<1.18e-43) inputSampleL = fpdL * 1.18e-43;
if (fabs(inputSampleR)<1.18e-43) inputSampleR = fpdR * 1.18e-43;
long double drySampleL = inputSampleL;
long double drySampleR = inputSampleR;
long double temp = (long double)sampleFrames/inFramesToProcess;
biquad[biq_a0] = (biquad[biq_aA0]*temp)+(biquad[biq_aB0]*(1.0-temp));
biquad[biq_a1] = (biquad[biq_aA1]*temp)+(biquad[biq_aB1]*(1.0-temp));
biquad[biq_a2] = (biquad[biq_aA2]*temp)+(biquad[biq_aB2]*(1.0-temp));
biquad[biq_b1] = (biquad[biq_bA1]*temp)+(biquad[biq_bB1]*(1.0-temp));
biquad[biq_b2] = (biquad[biq_bA2]*temp)+(biquad[biq_bB2]*(1.0-temp));
//this is the interpolation code for the biquad
long double powFactor = (powFactorA*temp)+(powFactorB*(1.0-temp));
long double inTrim = (inTrimA*temp)+(inTrimB*(1.0-temp));
long double outTrim = (outTrimA*temp)+(outTrimB*(1.0-temp));
inputSampleL *= inTrim;
inputSampleR *= inTrim;
temp = (inputSampleL * fixA[fix_a0]) + fixA[fix_sL1];
fixA[fix_sL1] = (inputSampleL * fixA[fix_a1]) - (temp * fixA[fix_b1]) + fixA[fix_sL2];
fixA[fix_sL2] = (inputSampleL * fixA[fix_a2]) - (temp * fixA[fix_b2]);
inputSampleL = temp; //fixed biquad filtering ultrasonics
temp = (inputSampleR * fixA[fix_a0]) + fixA[fix_sR1];
fixA[fix_sR1] = (inputSampleR * fixA[fix_a1]) - (temp * fixA[fix_b1]) + fixA[fix_sR2];
fixA[fix_sR2] = (inputSampleR * fixA[fix_a2]) - (temp * fixA[fix_b2]);
inputSampleR = temp; //fixed biquad filtering ultrasonics
//encode/decode courtesy of torridgristle under the MIT license
if (inputSampleL > 1.0) inputSampleL = 1.0;
else if (inputSampleL > 0.0) inputSampleL = 1.0 - pow(1.0-inputSampleL,powFactor);
if (inputSampleL < -1.0) inputSampleL = -1.0;
else if (inputSampleL < 0.0) inputSampleL = -1.0 + pow(1.0+inputSampleL,powFactor);
if (inputSampleR > 1.0) inputSampleR = 1.0;
else if (inputSampleR > 0.0) inputSampleR = 1.0 - pow(1.0-inputSampleR,powFactor);
if (inputSampleR < -1.0) inputSampleR = -1.0;
else if (inputSampleR < 0.0) inputSampleR = -1.0 + pow(1.0+inputSampleR,powFactor);
temp = (inputSampleL * biquad[biq_a0]) + biquad[biq_sL1];
biquad[biq_sL1] = (inputSampleL * biquad[biq_a1]) - (temp * biquad[biq_b1]) + biquad[biq_sL2];
biquad[biq_sL2] = (inputSampleL * biquad[biq_a2]) - (temp * biquad[biq_b2]);
inputSampleL = temp; //coefficient interpolating biquad filter
temp = (inputSampleR * biquad[biq_a0]) + biquad[biq_sR1];
biquad[biq_sR1] = (inputSampleR * biquad[biq_a1]) - (temp * biquad[biq_b1]) + biquad[biq_sR2];
biquad[biq_sR2] = (inputSampleR * biquad[biq_a2]) - (temp * biquad[biq_b2]);
inputSampleR = temp; //coefficient interpolating biquad filter
//encode/decode courtesy of torridgristle under the MIT license
if (inputSampleL > 1.0) inputSampleL = 1.0;
else if (inputSampleL > 0.0) inputSampleL = 1.0 - pow(1.0-inputSampleL,(1.0/powFactor));
if (inputSampleL < -1.0) inputSampleL = -1.0;
else if (inputSampleL < 0.0) inputSampleL = -1.0 + pow(1.0+inputSampleL,(1.0/powFactor));
if (inputSampleR > 1.0) inputSampleR = 1.0;
else if (inputSampleR > 0.0) inputSampleR = 1.0 - pow(1.0-inputSampleR,(1.0/powFactor));
if (inputSampleR < -1.0) inputSampleR = -1.0;
else if (inputSampleR < 0.0) inputSampleR = -1.0 + pow(1.0+inputSampleR,(1.0/powFactor));
inputSampleL *= outTrim;
inputSampleR *= outTrim;
temp = (inputSampleL * fixB[fix_a0]) + fixB[fix_sL1];
fixB[fix_sL1] = (inputSampleL * fixB[fix_a1]) - (temp * fixB[fix_b1]) + fixB[fix_sL2];
fixB[fix_sL2] = (inputSampleL * fixB[fix_a2]) - (temp * fixB[fix_b2]);
inputSampleL = temp; //fixed biquad filtering ultrasonics
temp = (inputSampleR * fixB[fix_a0]) + fixB[fix_sR1];
fixB[fix_sR1] = (inputSampleR * fixB[fix_a1]) - (temp * fixB[fix_b1]) + fixB[fix_sR2];
fixB[fix_sR2] = (inputSampleR * fixB[fix_a2]) - (temp * fixB[fix_b2]);
inputSampleR = temp; //fixed biquad filtering ultrasonics
if (wet < 1.0) {
inputSampleL = (inputSampleL*wet) + (drySampleL*(1.0-wet));
inputSampleR = (inputSampleR*wet) + (drySampleR*(1.0-wet));
}
//begin 64 bit stereo floating point dither
int expon; frexp((double)inputSampleL, &expon);
fpdL ^= fpdL << 13; fpdL ^= fpdL >> 17; fpdL ^= fpdL << 5;
inputSampleL += ((double(fpdL)-uint32_t(0x7fffffff)) * 1.1e-44l * pow(2,expon+62));
frexp((double)inputSampleR, &expon);
fpdR ^= fpdR << 13; fpdR ^= fpdR >> 17; fpdR ^= fpdR << 5;
inputSampleR += ((double(fpdR)-uint32_t(0x7fffffff)) * 1.1e-44l * pow(2,expon+62));
//end 64 bit stereo floating point dither
*out1 = inputSampleL;
*out2 = inputSampleR;
in1++;
in2++;
out1++;
out2++;
}
}

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PBXPerProjectTemplateStateSaveDate = 653247941;
PBXWorkspaceStateSaveDate = 653247941;
PBXPerProjectTemplateStateSaveDate = 655558638;
PBXWorkspaceStateSaveDate = 655558638;
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8BCBAD5826EFC5DF00E491F2 /* PBXTextBookmark */ = 8BCBAD5826EFC5DF00E491F2 /* PBXTextBookmark */;
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sourceControlManager = 8BD3CCB8148830B20062E48C /* Source Control */;
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8BC6025B073B072D006C4272 /* MultiBandDistortion.h */ = {
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8BCBAD5726EFC5DF00E491F2 /* PBXTextBookmark */ = {
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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
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332
plugins/MacAU/YLowpass/YLowpass.cpp Normal file
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@ -0,0 +1,332 @@
/*
* File: YLowpass.cpp
*
* Version: 1.0
*
* Created: 5/1/21
*
* Copyright: Copyright © 2021 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,
* 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.
*
*/
/*=============================================================================
YLowpass.cpp
=============================================================================*/
#include "YLowpass.h"
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
COMPONENT_ENTRY(YLowpass)
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// YLowpass::YLowpass
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
YLowpass::YLowpass(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 );
#if AU_DEBUG_DISPATCHER
mDebugDispatcher = new AUDebugDispatcher (this);
#endif
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// YLowpass::GetParameterValueStrings
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult YLowpass::GetParameterValueStrings(AudioUnitScope inScope,
AudioUnitParameterID inParameterID,
CFArrayRef * outStrings)
{
return kAudioUnitErr_InvalidProperty;
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// YLowpass::GetParameterInfo
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult YLowpass::GetParameterInfo(AudioUnitScope inScope,
AudioUnitParameterID inParameterID,
AudioUnitParameterInfo &outParameterInfo )
{
ComponentResult result = noErr;
outParameterInfo.flags = kAudioUnitParameterFlag_IsWritable
| kAudioUnitParameterFlag_IsReadable;
if (inScope == kAudioUnitScope_Global) {
switch(inParameterID)
{
case kParam_One:
AUBase::FillInParameterName (outParameterInfo, kParameterOneName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamOne;
break;
case kParam_Two:
AUBase::FillInParameterName (outParameterInfo, kParameterTwoName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamTwo;
break;
case kParam_Three:
AUBase::FillInParameterName (outParameterInfo, kParameterThreeName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamThree;
break;
case kParam_Four:
AUBase::FillInParameterName (outParameterInfo, kParameterFourName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamFour;
break;
case kParam_Five:
AUBase::FillInParameterName (outParameterInfo, kParameterFiveName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamFive;
break;
case kParam_Six:
AUBase::FillInParameterName (outParameterInfo, kParameterSixName, false);
outParameterInfo.unit = kAudioUnitParameterUnit_Generic;
outParameterInfo.minValue = 0.0;
outParameterInfo.maxValue = 1.0;
outParameterInfo.defaultValue = kDefaultValue_ParamSix;
break;
default:
result = kAudioUnitErr_InvalidParameter;
break;
}
} else {
result = kAudioUnitErr_InvalidParameter;
}
return result;
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// YLowpass::GetPropertyInfo
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult YLowpass::GetPropertyInfo (AudioUnitPropertyID inID,
AudioUnitScope inScope,
AudioUnitElement inElement,
UInt32 & outDataSize,
Boolean & outWritable)
{
return AUEffectBase::GetPropertyInfo (inID, inScope, inElement, outDataSize, outWritable);
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// YLowpass::GetProperty
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult YLowpass::GetProperty( AudioUnitPropertyID inID,
AudioUnitScope inScope,
AudioUnitElement inElement,
void * outData )
{
return AUEffectBase::GetProperty (inID, inScope, inElement, outData);
}
// YLowpass::Initialize
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ComponentResult YLowpass::Initialize()
{
ComponentResult result = AUEffectBase::Initialize();
if (result == noErr)
Reset(kAudioUnitScope_Global, 0);
return result;
}
#pragma mark ____YLowpassEffectKernel
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// YLowpass::YLowpassKernel::Reset()
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
void YLowpass::YLowpassKernel::Reset()
{
for (int x = 0; x < biq_total; x++) {biquad[x] = 0.0;}
powFactorA = 1.0; powFactorB = 1.0;
inTrimA = 0.1; inTrimB = 0.1;
outTrimA = 1.0; outTrimB = 1.0;
for (int x = 0; x < fix_total; x++) {fixA[x] = 0.0; fixB[x] = 0.0;}
fpd = 1.0; while (fpd < 16386) fpd = rand()*UINT32_MAX;
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// YLowpass::YLowpassKernel::Process
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
void YLowpass::YLowpassKernel::Process( const Float32 *inSourceP,
Float32 *inDestP,
UInt32 inFramesToProcess,
UInt32 inNumChannels,
bool &ioSilence )
{
UInt32 nSampleFrames = inFramesToProcess;
const Float32 *sourceP = inSourceP;
Float32 *destP = inDestP;
long double overallscale = 1.0;
overallscale /= 44100.0;
overallscale *= GetSampleRate();
inTrimA = inTrimB;
inTrimB = GetParameter( kParam_One )*10.0;
biquad[biq_freq] = pow(GetParameter( kParam_Two ),3)*20000.0;
if (biquad[biq_freq] < 15.0) biquad[biq_freq] = 15.0;
biquad[biq_freq] /= GetSampleRate();
biquad[biq_reso] = (pow(GetParameter( kParam_Three ),2)*15.0)+0.5571;
biquad[biq_aA0] = biquad[biq_aB0];
biquad[biq_aA1] = biquad[biq_aB1];
biquad[biq_aA2] = biquad[biq_aB2];
biquad[biq_bA1] = biquad[biq_bB1];
biquad[biq_bA2] = biquad[biq_bB2];
//previous run through the buffer is still in the filter, so we move it
//to the A section and now it's the new starting point.
double K = tan(M_PI * biquad[biq_freq]);
double norm = 1.0 / (1.0 + K / biquad[biq_reso] + K * K);
biquad[biq_aB0] = K * K * norm;
biquad[biq_aB1] = 2.0 * biquad[biq_aB0];
biquad[biq_aB2] = biquad[biq_aB0];
biquad[biq_bB1] = 2.0 * (K * K - 1.0) * norm;
biquad[biq_bB2] = (1.0 - K / biquad[biq_reso] + K * K) * norm;
//for the coefficient-interpolated biquad filter
powFactorA = powFactorB;
powFactorB = pow(GetParameter( kParam_Four )+0.9,4);
//1.0 == target neutral
outTrimA = outTrimB;
outTrimB = GetParameter( kParam_Five );
double wet = GetParameter( kParam_Six );
fixA[fix_freq] = fixB[fix_freq] = 20000.0 / GetSampleRate();
fixA[fix_reso] = fixB[fix_reso] = 0.7071; //butterworth Q
K = tan(M_PI * fixA[fix_freq]);
norm = 1.0 / (1.0 + K / fixA[fix_reso] + K * K);
fixA[fix_a0] = fixB[fix_a0] = K * K * norm;
fixA[fix_a1] = fixB[fix_a1] = 2.0 * fixA[fix_a0];
fixA[fix_a2] = fixB[fix_a2] = fixA[fix_a0];
fixA[fix_b1] = fixB[fix_b1] = 2.0 * (K * K - 1.0) * norm;
fixA[fix_b2] = fixB[fix_b2] = (1.0 - K / fixA[fix_reso] + K * K) * norm;
//for the fixed-position biquad filter
while (nSampleFrames-- > 0) {
long double inputSample = *sourceP;
if (fabs(inputSample)<1.18e-37) inputSample = fpd * 1.18e-37;
long double drySample = *sourceP;
long double temp = (long double)nSampleFrames/inFramesToProcess;
biquad[biq_a0] = (biquad[biq_aA0]*temp)+(biquad[biq_aB0]*(1.0-temp));
biquad[biq_a1] = (biquad[biq_aA1]*temp)+(biquad[biq_aB1]*(1.0-temp));
biquad[biq_a2] = (biquad[biq_aA2]*temp)+(biquad[biq_aB2]*(1.0-temp));
biquad[biq_b1] = (biquad[biq_bA1]*temp)+(biquad[biq_bB1]*(1.0-temp));
biquad[biq_b2] = (biquad[biq_bA2]*temp)+(biquad[biq_bB2]*(1.0-temp));
//this is the interpolation code for the biquad
long double powFactor = (powFactorA*temp)+(powFactorB*(1.0-temp));
long double inTrim = (inTrimA*temp)+(inTrimB*(1.0-temp));
long double outTrim = (outTrimA*temp)+(outTrimB*(1.0-temp));
inputSample *= inTrim;
temp = (inputSample * fixA[fix_a0]) + fixA[fix_sL1];
fixA[fix_sL1] = (inputSample * fixA[fix_a1]) - (temp * fixA[fix_b1]) + fixA[fix_sL2];
fixA[fix_sL2] = (inputSample * fixA[fix_a2]) - (temp * fixA[fix_b2]);
inputSample = temp; //fixed biquad filtering ultrasonics
//encode/decode courtesy of torridgristle under the MIT license
if (inputSample > 1.0) inputSample = 1.0;
else if (inputSample > 0.0) inputSample = 1.0 - pow(1.0-inputSample,powFactor);
if (inputSample < -1.0) inputSample = -1.0;
else if (inputSample < 0.0) inputSample = -1.0 + pow(1.0+inputSample,powFactor);
temp = (inputSample * biquad[biq_a0]) + biquad[biq_sL1];
biquad[biq_sL1] = (inputSample * biquad[biq_a1]) - (temp * biquad[biq_b1]) + biquad[biq_sL2];
biquad[biq_sL2] = (inputSample * biquad[biq_a2]) - (temp * biquad[biq_b2]);
inputSample = temp; //coefficient interpolating biquad filter
//encode/decode courtesy of torridgristle under the MIT license
if (inputSample > 1.0) inputSample = 1.0;
else if (inputSample > 0.0) inputSample = 1.0 - pow(1.0-inputSample,(1.0/powFactor));
if (inputSample < -1.0) inputSample = -1.0;
else if (inputSample < 0.0) inputSample = -1.0 + pow(1.0+inputSample,(1.0/powFactor));
inputSample *= outTrim;
temp = (inputSample * fixB[fix_a0]) + fixB[fix_sL1];
fixB[fix_sL1] = (inputSample * fixB[fix_a1]) - (temp * fixB[fix_b1]) + fixB[fix_sL2];
fixB[fix_sL2] = (inputSample * fixB[fix_a2]) - (temp * fixB[fix_b2]);
inputSample = temp; //fixed biquad filtering ultrasonics
if (wet < 1.0) {
inputSample = (inputSample*wet) + (drySample*(1.0-wet));
}
//begin 32 bit floating point dither
int expon; frexpf((float)inputSample, &expon);
fpd ^= fpd << 13; fpd ^= fpd >> 17; fpd ^= fpd << 5;
inputSample += ((double(fpd)-uint32_t(0x7fffffff)) * 5.5e-36l * pow(2,expon+62));
//end 32 bit floating point dither
*destP = inputSample;
sourceP += inNumChannels; destP += inNumChannels;
}
}

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_YLowpassEntry

202
plugins/MacAU/YLowpass/YLowpass.h Normal file
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/*
* File: YLowpass.h
*
* Version: 1.0
*
* Created: 5/1/21
*
* Copyright: Copyright © 2021 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,
* 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.
*
*/
#include "AUEffectBase.h"
#include "YLowpassVersion.h"
#if AU_DEBUG_DISPATCHER
#include "AUDebugDispatcher.h"
#endif
#ifndef __YLowpass_h__
#define __YLowpass_h__
#pragma mark ____YLowpass Parameters
// parameters
static const float kDefaultValue_ParamOne = 0.1;
static const float kDefaultValue_ParamTwo = 0.5;
static const float kDefaultValue_ParamThree = 0.1;
static const float kDefaultValue_ParamFour = 0.1;
static const float kDefaultValue_ParamFive = 1.0;
static const float kDefaultValue_ParamSix = 1.0;
static CFStringRef kParameterOneName = CFSTR("Gain");
static CFStringRef kParameterTwoName = CFSTR("Freq");
static CFStringRef kParameterThreeName = CFSTR("Reson8");
static CFStringRef kParameterFourName = CFSTR("ResEdge");
static CFStringRef kParameterFiveName = CFSTR("Output");
static CFStringRef kParameterSixName = CFSTR("Dry/Wet");
//Alter the name if desired, but using the plugin name is a start
enum {
kParam_One =0,
kParam_Two =1,
kParam_Three =2,
kParam_Four =3,
kParam_Five =4,
kParam_Six =5,
//Add your parameters here...
kNumberOfParameters=6
};
#pragma mark ____YLowpass
class YLowpass : public AUEffectBase
{
public:
YLowpass(AudioUnit component);
#if AU_DEBUG_DISPATCHER
virtual ~YLowpass () { delete mDebugDispatcher; }
#endif
virtual AUKernelBase * NewKernel() { return new YLowpassKernel(this); }
virtual ComponentResult GetParameterValueStrings(AudioUnitScope inScope,
AudioUnitParameterID inParameterID,
CFArrayRef * outStrings);
virtual ComponentResult GetParameterInfo(AudioUnitScope inScope,
AudioUnitParameterID inParameterID,
AudioUnitParameterInfo &outParameterInfo);
virtual ComponentResult GetPropertyInfo(AudioUnitPropertyID inID,
AudioUnitScope inScope,
AudioUnitElement inElement,
UInt32 & outDataSize,
Boolean & outWritable );
virtual ComponentResult GetProperty(AudioUnitPropertyID inID,
AudioUnitScope inScope,
AudioUnitElement inElement,
void * outData);
virtual ComponentResult Initialize();
virtual bool SupportsTail () { return true; }
virtual Float64 GetTailTime() {return (1.0/GetSampleRate())*0.0;} //in SECONDS! gsr * a number = in samples
virtual Float64 GetLatency() {return (1.0/GetSampleRate())*0.0;} // in SECONDS! gsr * a number = in samples
/*! @method Version */
virtual ComponentResult Version() { return kYLowpassVersion; }
protected:
class YLowpassKernel : public AUKernelBase // most of the real work happens here
{
public:
YLowpassKernel(AUEffectBase *inAudioUnit )
: AUKernelBase(inAudioUnit)
{
}
// *Required* overides for the process method for this effect
// processes one channel of interleaved samples
virtual void Process( const Float32 *inSourceP,
Float32 *inDestP,
UInt32 inFramesToProcess,
UInt32 inNumChannels,
bool &ioSilence);
virtual void Reset();
private:
enum {
biq_freq,
biq_reso,
biq_a0,
biq_a1,
biq_a2,
biq_b1,
biq_b2,
biq_aA0,
biq_aA1,
biq_aA2,
biq_bA1,
biq_bA2,
biq_aB0,
biq_aB1,
biq_aB2,
biq_bB1,
biq_bB2,
biq_sL1,
biq_sL2,
biq_sR1,
biq_sR2,
biq_total
}; //coefficient interpolating biquad filter, stereo
long double biquad[biq_total];
//long double biquadC[biq_total];
//long double biquadD[biq_total];
long double powFactorA;
long double powFactorB;
long double inTrimA;
long double inTrimB;
long double outTrimA;
long double outTrimB;
enum {
fix_freq,
fix_reso,
fix_a0,
fix_a1,
fix_a2,
fix_b1,
fix_b2,
fix_sL1,
fix_sL2,
fix_sR1,
fix_sR2,
fix_total
}; //fixed frequency biquad filter for ultrasonics, stereo
long double fixA[fix_total];
long double fixB[fix_total];
uint32_t fpd;
};
};
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#endif

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plugins/MacAU/YLowpass/YLowpass.r Normal file
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/*
* File: YLowpass.r
*
* Version: 1.0
*
* Created: 5/1/21
*
* Copyright: Copyright © 2021 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,
* 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.
*
*/
#include <AudioUnit/AudioUnit.r>
#include "YLowpassVersion.h"
// Note that resource IDs must be spaced 2 apart for the 'STR ' name and description
#define kAudioUnitResID_YLowpass 1000
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ YLowpass~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#define RES_ID kAudioUnitResID_YLowpass
#define COMP_TYPE kAudioUnitType_Effect
#define COMP_SUBTYPE YLowpass_COMP_SUBTYPE
#define COMP_MANUF YLowpass_COMP_MANF
#define VERSION kYLowpassVersion
#define NAME "Airwindows: YLowpass"
#define DESCRIPTION "YLowpass AU"
#define ENTRY_POINT "YLowpassEntry"
#include "AUResources.r"

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sourceControlManager = 8BD3CCB8148830B20062E48C /* Source Control */;
userBuildSettings = {
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fRef = 8D01CCD10486CAD60068D4B7 /* Info.plist */;
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58
plugins/MacAU/YLowpass/YLowpassVersion.h Normal file
View file

@ -0,0 +1,58 @@
/*
* File: YLowpassVersion.h
*
* Version: 1.0
*
* Created: 5/1/21
*
* Copyright: Copyright © 2021 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,
* 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.
*
*/
#ifndef __YLowpassVersion_h__
#define __YLowpassVersion_h__
#ifdef DEBUG
#define kYLowpassVersion 0xFFFFFFFF
#else
#define kYLowpassVersion 0x00010000
#endif
//~~~~~~~~~~~~~~ Change!!! ~~~~~~~~~~~~~~~~~~~~~//
#define YLowpass_COMP_MANF 'Dthr'
#define YLowpass_COMP_SUBTYPE 'ylop'
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~//
#endif

16
plugins/MacAU/YLowpass/version.plist Normal file
View file

@ -0,0 +1,16 @@
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>BuildVersion</key>
<string>3</string>
<key>CFBundleShortVersionString</key>
<string>1.0</string>
<key>CFBundleVersion</key>
<string>1.0</string>
<key>ProjectName</key>
<string>${EXECUTABLE_NAME}</string>
<key>SourceVersion</key>
<string>590000</string>
</dict>
</plist>

26
plugins/MacVST/BiquadPlus/BiquadPlus.xcodeproj/christopherjohnson.pbxuser
View file

@ -49,12 +49,12 @@
PBXFileDataSource_Warnings_ColumnID,
);
};
PBXPerProjectTemplateStateSaveDate = 655055749;
PBXWorkspaceStateSaveDate = 655055749;
PBXPerProjectTemplateStateSaveDate = 655674996;
PBXWorkspaceStateSaveDate = 655674996;
};
perUserProjectItems = {
8B5B992E270B5BB100853F73 /* PBXTextBookmark */ = 8B5B992E270B5BB100853F73 /* PBXTextBookmark */;
8B5B992F270B5BB100853F73 /* PBXTextBookmark */ = 8B5B992F270B5BB100853F73 /* PBXTextBookmark */;
8BA34B8A2714D2E30091244E /* PBXTextBookmark */ = 8BA34B8A2714D2E30091244E /* PBXTextBookmark */;
8BA34B8B2714D2E30091244E /* PBXTextBookmark */ = 8BA34B8B2714D2E30091244E /* PBXTextBookmark */;
};
sourceControlManager = 8B02375E1D42B1C400E1E8C8 /* Source Control */;
userBuildSettings = {
@ -86,10 +86,10 @@
};
24D8286F09A914000093AEF8 /* BiquadPlusProc.cpp */ = {
uiCtxt = {
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sepNavIntBoundsRect = "{{0, 0}, {687, 5220}}";
sepNavSelRange = "{10052, 0}";
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sepNavWindowFrame = "{{35, 42}, {1274, 836}}";
sepNavVisRange = "{9933, 220}";
sepNavWindowFrame = "{{652, 42}, {1274, 836}}";
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8B02375E1D42B1C400E1E8C8 /* Source Control */ = {
@ -106,25 +106,25 @@
isa = PBXCodeSenseManager;
indexTemplatePath = "";
};
8B5B992E270B5BB100853F73 /* PBXTextBookmark */ = {
8BA34B8A2714D2E30091244E /* PBXTextBookmark */ = {
isa = PBXTextBookmark;
fRef = 24D8286F09A914000093AEF8 /* BiquadPlusProc.cpp */;
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vrLoc = 9866;
vrLen = 220;
vrLoc = 9933;
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8B5B992F270B5BB100853F73 /* PBXTextBookmark */ = {
8BA34B8B2714D2E30091244E /* PBXTextBookmark */ = {
isa = PBXTextBookmark;
fRef = 24D8286F09A914000093AEF8 /* BiquadPlusProc.cpp */;
name = "BiquadPlusProc.cpp: 249";
rLen = 0;
rLoc = 10052;
rType = 0;
vrLen = 357;
vrLoc = 9866;
vrLen = 220;
vrLoc = 9933;
};
8D01CCC60486CAD60068D4B7 /* BiquadPlus */ = {
activeExec = 0;

22
plugins/MacVST/BiquadPlus/BiquadPlus.xcodeproj/christopherjohnson.perspectivev3
View file

@ -351,10 +351,10 @@
<key>_historyCapacity</key>
<integer>0</integer>
<key>bookmark</key>
<string>8B5B992F270B5BB100853F73</string>
<string>8BA34B8B2714D2E30091244E</string>
<key>history</key>
<array>
<string>8B5B992E270B5BB100853F73</string>
<string>8BA34B8A2714D2E30091244E</string>
</array>
</dict>
<key>SplitCount</key>
@ -368,18 +368,18 @@
<key>GeometryConfiguration</key>
<dict>
<key>Frame</key>
<string>{{0, 0}, {603, 132}}</string>
<string>{{0, 0}, {603, 117}}</string>
<key>RubberWindowFrame</key>
<string>622 297 810 487 0 0 1440 878 </string>
</dict>
<key>Module</key>
<string>PBXNavigatorGroup</string>
<key>Proportion</key>
<string>132pt</string>
<string>117pt</string>
</dict>
<dict>
<key>Proportion</key>
<string>309pt</string>
<string>324pt</string>
<key>Tabs</key>
<array>
<dict>
@ -393,7 +393,7 @@
<key>GeometryConfiguration</key>
<dict>
<key>Frame</key>
<string>{{10, 27}, {603, 282}}</string>
<string>{{10, 27}, {603, 297}}</string>
<key>RubberWindowFrame</key>
<string>622 297 810 487 0 0 1440 878 </string>
</dict>
@ -477,11 +477,11 @@
</array>
<key>TableOfContents</key>
<array>
<string>8B5B9930270B5BB100853F73</string>
<string>8BA34B8C2714D2E30091244E</string>
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<string>8B5B9931270B5BB100853F73</string>
<string>8BA34B8D2714D2E30091244E</string>
<string>8B0237581D42B1C400E1E8C8</string>
<string>8B5B9932270B5BB100853F73</string>
<string>8BA34B8E2714D2E30091244E</string>
<string>1CA23EDF0692099D00951B8B</string>
<string>1CA23EE00692099D00951B8B</string>
<string>1CA23EE10692099D00951B8B</string>
@ -634,7 +634,7 @@
<key>StatusbarIsVisible</key>
<true/>
<key>TimeStamp</key>
<real>655055793.31307602</real>
<real>655676131.365255</real>
<key>ToolbarConfigUserDefaultsMinorVersion</key>
<string>2</string>
<key>ToolbarDisplayMode</key>
@ -651,7 +651,7 @@
<integer>5</integer>
<key>WindowOrderList</key>
<array>
<string>8B5B9933270B5BB100853F73</string>
<string>8BA34B8F2714D2E30091244E</string>
<string>/Users/christopherjohnson/Desktop/airwindows/plugins/MacVST/BiquadPlus/BiquadPlus.xcodeproj</string>
</array>
<key>WindowString</key>

22
plugins/MacVST/MultiBandDistortion/MultiBandDistortion.xcodeproj/christopherjohnson.pbxuser
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@ -49,12 +49,12 @@
PBXFileDataSource_Warnings_ColumnID,
);
};
PBXPerProjectTemplateStateSaveDate = 653247847;
PBXWorkspaceStateSaveDate = 653247847;
PBXPerProjectTemplateStateSaveDate = 655558705;
PBXWorkspaceStateSaveDate = 655558705;
};
perUserProjectItems = {
8BA34A6E271308410091244E /* PBXTextBookmark */ = 8BA34A6E271308410091244E /* PBXTextBookmark */;
8BCBAD4426EFC5BE00E491F2 /* PBXTextBookmark */ = 8BCBAD4426EFC5BE00E491F2 /* PBXTextBookmark */;
8BCBAD4526EFC5BE00E491F2 /* PBXBookmark */ = 8BCBAD4526EFC5BE00E491F2 /* PBXBookmark */;
8BCBAD4626EFC5BE00E491F2 /* PBXTextBookmark */ = 8BCBAD4626EFC5BE00E491F2 /* PBXTextBookmark */;
};
sourceControlManager = 8B02375E1D42B1C400E1E8C8 /* Source Control */;
@ -89,7 +89,7 @@
uiCtxt = {
sepNavIntBoundsRect = "{{0, 0}, {966, 8892}}";
sepNavSelRange = "{13884, 0}";
sepNavVisRange = "{13824, 108}";
sepNavVisRange = "{13824, 104}";
sepNavWindowFrame = "{{202, 42}, {1131, 836}}";
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@ -107,6 +107,16 @@
isa = PBXCodeSenseManager;
indexTemplatePath = "";
};
8BA34A6E271308410091244E /* PBXTextBookmark */ = {
isa = PBXTextBookmark;
fRef = 24D8286F09A914000093AEF8 /* MultiBandDistortionProc.cpp */;
name = "MultiBandDistortionProc.cpp: 336";
rLen = 0;
rLoc = 13884;
rType = 0;
vrLen = 104;
vrLoc = 13824;
};
8BCBAD4426EFC5BE00E491F2 /* PBXTextBookmark */ = {
isa = PBXTextBookmark;
fRef = 245463B80991757100464AD3 /* MultiBandDistortion.h */;
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vrLen = 234;
vrLoc = 0;
};
8BCBAD4526EFC5BE00E491F2 /* PBXBookmark */ = {
isa = PBXBookmark;
fRef = 24D8286F09A914000093AEF8 /* MultiBandDistortionProc.cpp */;
};
8BCBAD4626EFC5BE00E491F2 /* PBXTextBookmark */ = {
isa = PBXTextBookmark;
fRef = 24D8286F09A914000093AEF8 /* MultiBandDistortionProc.cpp */;

23
plugins/MacVST/MultiBandDistortion/MultiBandDistortion.xcodeproj/christopherjohnson.perspectivev3
View file

@ -351,11 +351,11 @@
<key>_historyCapacity</key>
<integer>0</integer>
<key>bookmark</key>
<string>8BCBAD4626EFC5BE00E491F2</string>
<string>8BA34A6E271308410091244E</string>
<key>history</key>
<array>
<string>8BCBAD4426EFC5BE00E491F2</string>
<string>8BCBAD4526EFC5BE00E491F2</string>
<string>8BCBAD4626EFC5BE00E491F2</string>
</array>
</dict>
<key>SplitCount</key>
@ -369,18 +369,18 @@
<key>GeometryConfiguration</key>
<dict>
<key>Frame</key>
<string>{{0, 0}, {569, 117}}</string>
<string>{{0, 0}, {569, 102}}</string>
<key>RubberWindowFrame</key>
<string>360 299 810 487 0 0 1440 878 </string>
</dict>
<key>Module</key>
<string>PBXNavigatorGroup</string>
<key>Proportion</key>
<string>117pt</string>
<string>102pt</string>
</dict>
<dict>
<key>Proportion</key>
<string>324pt</string>
<string>339pt</string>
<key>Tabs</key>
<array>
<dict>
@ -394,7 +394,7 @@
<key>GeometryConfiguration</key>
<dict>
<key>Frame</key>
<string>{{10, 27}, {569, 297}}</string>
<string>{{10, 27}, {569, 312}}</string>
<key>RubberWindowFrame</key>
<string>360 299 810 487 0 0 1440 878 </string>
</dict>
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<key>TableOfContents</key>
<array>
<string>8BCBAD4726EFC5BE00E491F2</string>
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<string>8B0237581D42B1C400E1E8C8</string>
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<string>1CA23EE10692099D00951B8B</string>
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<key>StatusbarIsVisible</key>
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<key>TimeStamp</key>
<real>653247934.72453904</real>
<real>655558721.47602296</real>
<key>ToolbarConfigUserDefaultsMinorVersion</key>
<string>2</string>
<key>ToolbarDisplayMode</key>
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<integer>5</integer>
<key>WindowOrderList</key>
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110
plugins/MacVST/YLowpass/YLowpass.xcodeproj/christopherjohnson.pbxuser Normal file
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// !$*UTF8*$!
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PBXFileDataSource_Errors_ColumnID,
PBXFileDataSource_Warnings_ColumnID,
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};
PBXPerProjectTemplateStateSaveDate = 655669876;
PBXWorkspaceStateSaveDate = 655669876;
};
sourceControlManager = 8B02375E1D42B1C400E1E8C8 /* Source Control */;
userBuildSettings = {
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};
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1521
plugins/MacVST/YLowpass/YLowpass.xcodeproj/christopherjohnson.perspectivev3 Normal file
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2201
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91857D95148EF55400AAA11B /* Code sense */ = {
isa = PBXCodeSenseManager;
indexTemplatePath = "";
};
}

80
plugins/MacVST/YLowpass/YLowpass.xcodeproj/xcuserdata/christopherjohnson.xcuserdatad/xcschemes/Gain.xcscheme Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<Scheme
LastUpgradeVersion = "0720"
version = "1.3">
<BuildAction
parallelizeBuildables = "YES"
buildImplicitDependencies = "YES">
<BuildActionEntries>
<BuildActionEntry
buildForTesting = "YES"
buildForRunning = "YES"
buildForProfiling = "YES"
buildForArchiving = "YES"
buildForAnalyzing = "YES">
<BuildableReference
BuildableIdentifier = "primary"
BlueprintIdentifier = "8D01CCC60486CAD60068D4B7"
BuildableName = "Gain.vst"
BlueprintName = "Gain"
ReferencedContainer = "container:Gain.xcodeproj">
</BuildableReference>
</BuildActionEntry>
</BuildActionEntries>
</BuildAction>
<TestAction
buildConfiguration = "Debug"
selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
shouldUseLaunchSchemeArgsEnv = "YES">
<Testables>
</Testables>
<AdditionalOptions>
</AdditionalOptions>
</TestAction>
<LaunchAction
buildConfiguration = "Debug"
selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
launchStyle = "0"
useCustomWorkingDirectory = "NO"
ignoresPersistentStateOnLaunch = "NO"
debugDocumentVersioning = "YES"
debugServiceExtension = "internal"
allowLocationSimulation = "YES">
<MacroExpansion>
<BuildableReference
BuildableIdentifier = "primary"
BlueprintIdentifier = "8D01CCC60486CAD60068D4B7"
BuildableName = "Gain.vst"
BlueprintName = "Gain"
ReferencedContainer = "container:Gain.xcodeproj">
</BuildableReference>
</MacroExpansion>
<AdditionalOptions>
</AdditionalOptions>
</LaunchAction>
<ProfileAction
buildConfiguration = "Release"
shouldUseLaunchSchemeArgsEnv = "YES"
savedToolIdentifier = ""
useCustomWorkingDirectory = "NO"
debugDocumentVersioning = "YES">
<MacroExpansion>
<BuildableReference
BuildableIdentifier = "primary"
BlueprintIdentifier = "8D01CCC60486CAD60068D4B7"
BuildableName = "Gain.vst"
BlueprintName = "Gain"
ReferencedContainer = "container:Gain.xcodeproj">
</BuildableReference>
</MacroExpansion>
</ProfileAction>
<AnalyzeAction
buildConfiguration = "Debug">
</AnalyzeAction>
<ArchiveAction
buildConfiguration = "Release"
revealArchiveInOrganizer = "YES">
</ArchiveAction>
</Scheme>

22
plugins/MacVST/YLowpass/YLowpass.xcodeproj/xcuserdata/christopherjohnson.xcuserdatad/xcschemes/xcschememanagement.plist Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>SchemeUserState</key>
<dict>
<key>Gain.xcscheme</key>
<dict>
<key>orderHint</key>
<integer>8</integer>
</dict>
</dict>
<key>SuppressBuildableAutocreation</key>
<dict>
<key>8D01CCC60486CAD60068D4B7</key>
<dict>
<key>primary</key>
<true/>
</dict>
</dict>
</dict>
</plist>

22
plugins/MacVST/YLowpass/YLowpass.xcodeproj/xcuserdata/spiadmin.xcuserdatad/xcschemes/xcschememanagement.plist Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>SchemeUserState</key>
<dict>
<key>«PROJECTNAME».xcscheme</key>
<dict>
<key>orderHint</key>
<integer>0</integer>
</dict>
</dict>
<key>SuppressBuildableAutocreation</key>
<dict>
<key>8D01CCC60486CAD60068D4B7</key>
<dict>
<key>primary</key>
<true/>
</dict>
</dict>
</dict>
</plist>

57
plugins/MacVST/YLowpass/YLowpass.xcodeproj/xcuserdata/spiadmin.xcuserdatad/xcschemes/«PROJECTNAME».xcscheme Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<Scheme
version = "1.3">
<BuildAction
parallelizeBuildables = "YES"
buildImplicitDependencies = "YES">
<BuildActionEntries>
<BuildActionEntry
buildForTesting = "YES"
buildForRunning = "YES"
buildForProfiling = "YES"
buildForArchiving = "YES"
buildForAnalyzing = "YES">
<BuildableReference
BuildableIdentifier = "primary"
BlueprintIdentifier = "8D01CCC60486CAD60068D4B7"
BuildableName = "&#171;PROJECTNAME&#187;.vst"
BlueprintName = "&#171;PROJECTNAME&#187;"
ReferencedContainer = "container:Sample.xcodeproj">
</BuildableReference>
</BuildActionEntry>
</BuildActionEntries>
</BuildAction>
<TestAction
selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.GDB"
selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.GDB"
shouldUseLaunchSchemeArgsEnv = "YES"
buildConfiguration = "Debug">
<Testables>
</Testables>
</TestAction>
<LaunchAction
selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.GDB"
selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.GDB"
launchStyle = "0"
useCustomWorkingDirectory = "NO"
buildConfiguration = "Debug"
debugDocumentVersioning = "YES"
allowLocationSimulation = "YES">
<AdditionalOptions>
</AdditionalOptions>
</LaunchAction>
<ProfileAction
shouldUseLaunchSchemeArgsEnv = "YES"
savedToolIdentifier = ""
useCustomWorkingDirectory = "NO"
buildConfiguration = "Release"
debugDocumentVersioning = "YES">
</ProfileAction>
<AnalyzeAction
buildConfiguration = "Debug">
</AnalyzeAction>
<ArchiveAction
buildConfiguration = "Release"
revealArchiveInOrganizer = "YES">
</ArchiveAction>
</Scheme>

24
plugins/MacVST/YLowpass/mac/Info.plist Executable file
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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>CFBundleDevelopmentRegion</key>
<string>English</string>
<key>CFBundleExecutable</key>
<string>YLowpass</string>
<key>CFBundleIconFile</key>
<string></string>
<key>CFBundleIdentifier</key>
<string>com.airwindows.YLowpass</string>
<key>CFBundleInfoDictionaryVersion</key>
<string>6.0</string>
<key>CFBundlePackageType</key>
<string>BNDL</string>
<key>CFBundleSignature</key>
<string>Dthr</string>
<key>CFBundleVersion</key>
<string>1.0</string>
<key>CSResourcesFileMapped</key>
<true/>
</dict>
</plist>

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plugins/MacVST/YLowpass/mac/PkgInfo Executable file
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BNDL????

17
plugins/MacVST/YLowpass/mac/xcode_vst_prefix.h Executable file
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#define MAC 1
#define MACX 1
#define USE_NAMESPACE 0
#define TARGET_API_MAC_CARBON 1
#define USENAVSERVICES 1
#define __CF_USE_FRAMEWORK_INCLUDES__
#if __MWERKS__
#define __NOEXTENSIONS__
#endif
#define QUARTZ 1
#include <AvailabilityMacros.h>

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plugins/MacVST/YLowpass/source/YLowpass.cpp Executable file
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/* ========================================
* YLowpass - YLowpass.h
* Copyright (c) 2016 airwindows, All rights reserved
* ======================================== */
#ifndef __YLowpass_H
#include "YLowpass.h"
#endif
AudioEffect* createEffectInstance(audioMasterCallback audioMaster) {return new YLowpass(audioMaster);}
YLowpass::YLowpass(audioMasterCallback audioMaster) :
AudioEffectX(audioMaster, kNumPrograms, kNumParameters)
{
A = 0.1;
B = 0.5;
C = 0.1;
D = 0.1;
E = 1.0;
F = 1.0;
for (int x = 0; x < biq_total; x++) {biquad[x] = 0.0;}
powFactorA = 1.0; powFactorB = 1.0;
inTrimA = 0.1; inTrimB = 0.1;
outTrimA = 1.0; outTrimB = 1.0;
for (int x = 0; x < fix_total; x++) {fixA[x] = 0.0; fixB[x] = 0.0;}
fpdL = 1.0; while (fpdL < 16386) fpdL = rand()*UINT32_MAX;
fpdR = 1.0; while (fpdR < 16386) fpdR = rand()*UINT32_MAX;
//this is reset: values being initialized only once. Startup values, whatever they are.
_canDo.insert("plugAsChannelInsert"); // plug-in can be used as a channel insert effect.
_canDo.insert("plugAsSend"); // plug-in can be used as a send effect.
_canDo.insert("x2in2out");
setNumInputs(kNumInputs);
setNumOutputs(kNumOutputs);
setUniqueID(kUniqueId);
canProcessReplacing(); // supports output replacing
canDoubleReplacing(); // supports double precision processing
programsAreChunks(true);
vst_strncpy (_programName, "Default", kVstMaxProgNameLen); // default program name
}
YLowpass::~YLowpass() {}
VstInt32 YLowpass::getVendorVersion () {return 1000;}
void YLowpass::setProgramName(char *name) {vst_strncpy (_programName, name, kVstMaxProgNameLen);}
void YLowpass::getProgramName(char *name) {vst_strncpy (name, _programName, kVstMaxProgNameLen);}
//airwindows likes to ignore this stuff. Make your own programs, and make a different plugin rather than
//trying to do versioning and preventing people from using older versions. Maybe they like the old one!
static float pinParameter(float data)
{
if (data < 0.0f) return 0.0f;
if (data > 1.0f) return 1.0f;
return data;
}
VstInt32 YLowpass::getChunk (void** data, bool isPreset)
{
float *chunkData = (float *)calloc(kNumParameters, sizeof(float));
chunkData[0] = A;
chunkData[1] = B;
chunkData[2] = C;
chunkData[3] = D;
chunkData[4] = E;
chunkData[5] = F;
/* Note: The way this is set up, it will break if you manage to save settings on an Intel
machine and load them on a PPC Mac. However, it's fine if you stick to the machine you
started with. */
*data = chunkData;
return kNumParameters * sizeof(float);
}
VstInt32 YLowpass::setChunk (void* data, VstInt32 byteSize, bool isPreset)
{
float *chunkData = (float *)data;
A = pinParameter(chunkData[0]);
B = pinParameter(chunkData[1]);
C = pinParameter(chunkData[2]);
D = pinParameter(chunkData[3]);
E = pinParameter(chunkData[4]);
F = pinParameter(chunkData[5]);
/* We're ignoring byteSize as we found it to be a filthy liar */
/* calculate any other fields you need here - you could copy in
code from setParameter() here. */
return 0;
}
void YLowpass::setParameter(VstInt32 index, float value) {
switch (index) {
case kParamA: A = value; break;
case kParamB: B = value; break;
case kParamC: C = value; break;
case kParamD: D = value; break;
case kParamE: E = value; break;
case kParamF: F = value; break;
default: throw; // unknown parameter, shouldn't happen!
}
}
float YLowpass::getParameter(VstInt32 index) {
switch (index) {
case kParamA: return A; break;
case kParamB: return B; break;
case kParamC: return C; break;
case kParamD: return D; break;
case kParamE: return E; break;
case kParamF: return F; break;
default: break; // unknown parameter, shouldn't happen!
} return 0.0; //we only need to update the relevant name, this is simple to manage
}
void YLowpass::getParameterName(VstInt32 index, char *text) {
switch (index) {
case kParamA: vst_strncpy (text, "Gain", kVstMaxParamStrLen); break;
case kParamB: vst_strncpy (text, "Freq", kVstMaxParamStrLen); break;
case kParamC: vst_strncpy (text, "Reson8", kVstMaxParamStrLen); break;
case kParamD: vst_strncpy (text, "ResEdge", kVstMaxParamStrLen); break;
case kParamE: vst_strncpy (text, "Output", kVstMaxParamStrLen); break;
case kParamF: vst_strncpy (text, "Dry/Wet", kVstMaxParamStrLen); break;
default: break; // unknown parameter, shouldn't happen!
} //this is our labels for displaying in the VST host
}
void YLowpass::getParameterDisplay(VstInt32 index, char *text) {
switch (index) {
case kParamA: float2string (A, text, kVstMaxParamStrLen); break;
case kParamB: float2string (B, text, kVstMaxParamStrLen); break;
case kParamC: float2string (C, text, kVstMaxParamStrLen); break;
case kParamD: float2string (D, text, kVstMaxParamStrLen); break;
case kParamE: float2string (E, text, kVstMaxParamStrLen); break;
case kParamF: float2string (F, text, kVstMaxParamStrLen); break;
default: break; // unknown parameter, shouldn't happen!
} //this displays the values and handles 'popups' where it's discrete choices
}
void YLowpass::getParameterLabel(VstInt32 index, char *text) {
switch (index) {
case kParamA: vst_strncpy (text, "", kVstMaxParamStrLen); break;
case kParamB: vst_strncpy (text, "", kVstMaxParamStrLen); break;
case kParamC: vst_strncpy (text, "", kVstMaxParamStrLen); break;
case kParamD: vst_strncpy (text, "", kVstMaxParamStrLen); break;
case kParamE: vst_strncpy (text, "", kVstMaxParamStrLen); break;
case kParamF: vst_strncpy (text, "", kVstMaxParamStrLen); break;
default: break; // unknown parameter, shouldn't happen!
}
}
VstInt32 YLowpass::canDo(char *text)
{ return (_canDo.find(text) == _canDo.end()) ? -1: 1; } // 1 = yes, -1 = no, 0 = don't know
bool YLowpass::getEffectName(char* name) {
vst_strncpy(name, "YLowpass", kVstMaxProductStrLen); return true;
}
VstPlugCategory YLowpass::getPlugCategory() {return kPlugCategEffect;}
bool YLowpass::getProductString(char* text) {
vst_strncpy (text, "airwindows YLowpass", kVstMaxProductStrLen); return true;
}
bool YLowpass::getVendorString(char* text) {
vst_strncpy (text, "airwindows", kVstMaxVendorStrLen); return true;
}

123
plugins/MacVST/YLowpass/source/YLowpass.h Executable file
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/* ========================================
* YLowpass - YLowpass.h
* Created 8/12/11 by SPIAdmin
* Copyright (c) 2011 __MyCompanyName__, All rights reserved
* ======================================== */
#ifndef __YLowpass_H
#define __YLowpass_H
#ifndef __audioeffect__
#include "audioeffectx.h"
#endif
#include <set>
#include <string>
#include <math.h>
enum {
kParamA = 0,
kParamB = 1,
kParamC = 2,
kParamD = 3,
kParamE = 4,
kParamF = 5,
kNumParameters = 6
}; //
const int kNumPrograms = 0;
const int kNumInputs = 2;
const int kNumOutputs = 2;
const unsigned long kUniqueId = 'ylop'; //Change this to what the AU identity is!
class YLowpass :
public AudioEffectX
{
public:
YLowpass(audioMasterCallback audioMaster);
~YLowpass();
virtual bool getEffectName(char* name); // The plug-in name
virtual VstPlugCategory getPlugCategory(); // The general category for the plug-in
virtual bool getProductString(char* text); // This is a unique plug-in string provided by Steinberg
virtual bool getVendorString(char* text); // Vendor info
virtual VstInt32 getVendorVersion(); // Version number
virtual void processReplacing (float** inputs, float** outputs, VstInt32 sampleFrames);
virtual void processDoubleReplacing (double** inputs, double** outputs, VstInt32 sampleFrames);
virtual void getProgramName(char *name); // read the name from the host
virtual void setProgramName(char *name); // changes the name of the preset displayed in the host
virtual VstInt32 getChunk (void** data, bool isPreset);
virtual VstInt32 setChunk (void* data, VstInt32 byteSize, bool isPreset);
virtual float getParameter(VstInt32 index); // get the parameter value at the specified index
virtual void setParameter(VstInt32 index, float value); // set the parameter at index to value
virtual void getParameterLabel(VstInt32 index, char *text); // label for the parameter (eg dB)
virtual void getParameterName(VstInt32 index, char *text); // name of the parameter
virtual void getParameterDisplay(VstInt32 index, char *text); // text description of the current value
virtual VstInt32 canDo(char *text);
private:
char _programName[kVstMaxProgNameLen + 1];
std::set< std::string > _canDo;
enum {
biq_freq,
biq_reso,
biq_a0,
biq_a1,
biq_a2,
biq_b1,
biq_b2,
biq_aA0,
biq_aA1,
biq_aA2,
biq_bA1,
biq_bA2,
biq_aB0,
biq_aB1,
biq_aB2,
biq_bB1,
biq_bB2,
biq_sL1,
biq_sL2,
biq_sR1,
biq_sR2,
biq_total
}; //coefficient interpolating biquad filter, stereo
long double biquad[biq_total];
//long double biquadC[biq_total];
//long double biquadD[biq_total];
long double powFactorA;
long double powFactorB;
long double inTrimA;
long double inTrimB;
long double outTrimA;
long double outTrimB;
enum {
fix_freq,
fix_reso,
fix_a0,
fix_a1,
fix_a2,
fix_b1,
fix_b2,
fix_sL1,
fix_sL2,
fix_sR1,
fix_sR2,
fix_total
}; //fixed frequency biquad filter for ultrasonics, stereo
long double fixA[fix_total];
long double fixB[fix_total];
uint32_t fpdL;
uint32_t fpdR;
//default stuff
float A;
float B;
float C;
float D;
float E;
float F; //parameters. Always 0-1, and we scale/alter them elsewhere.
};
#endif

316
plugins/MacVST/YLowpass/source/YLowpassProc.cpp Executable file
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/* ========================================
* YLowpass - YLowpass.h
* Copyright (c) 2016 airwindows, All rights reserved
* ======================================== */
#ifndef __YLowpass_H
#include "YLowpass.h"
#endif
void YLowpass::processReplacing(float **inputs, float **outputs, VstInt32 sampleFrames)
{
float* in1 = inputs[0];
float* in2 = inputs[1];
float* out1 = outputs[0];
float* out2 = outputs[1];
VstInt32 inFramesToProcess = sampleFrames; //vst doesn't give us this as a separate variable so we'll make it
double overallscale = 1.0;
overallscale /= 44100.0;
overallscale *= getSampleRate();
inTrimA = inTrimB;
inTrimB = A*10.0;
biquad[biq_freq] = pow(B,3)*20000.0;
if (biquad[biq_freq] < 15.0) biquad[biq_freq] = 15.0;
biquad[biq_freq] /= getSampleRate();
biquad[biq_reso] = (pow(C,2)*15.0)+0.5571;
biquad[biq_aA0] = biquad[biq_aB0];
biquad[biq_aA1] = biquad[biq_aB1];
biquad[biq_aA2] = biquad[biq_aB2];
biquad[biq_bA1] = biquad[biq_bB1];
biquad[biq_bA2] = biquad[biq_bB2];
//previous run through the buffer is still in the filter, so we move it
//to the A section and now it's the new starting point.
double K = tan(M_PI * biquad[biq_freq]);
double norm = 1.0 / (1.0 + K / biquad[biq_reso] + K * K);
biquad[biq_aB0] = K * K * norm;
biquad[biq_aB1] = 2.0 * biquad[biq_aB0];
biquad[biq_aB2] = biquad[biq_aB0];
biquad[biq_bB1] = 2.0 * (K * K - 1.0) * norm;
biquad[biq_bB2] = (1.0 - K / biquad[biq_reso] + K * K) * norm;
//for the coefficient-interpolated biquad filter
powFactorA = powFactorB;
powFactorB = pow(D+0.9,4);
//1.0 == target neutral
outTrimA = outTrimB;
outTrimB = E;
double wet = F;
fixA[fix_freq] = fixB[fix_freq] = 20000.0 / getSampleRate();
fixA[fix_reso] = fixB[fix_reso] = 0.7071; //butterworth Q
K = tan(M_PI * fixA[fix_freq]);
norm = 1.0 / (1.0 + K / fixA[fix_reso] + K * K);
fixA[fix_a0] = fixB[fix_a0] = K * K * norm;
fixA[fix_a1] = fixB[fix_a1] = 2.0 * fixA[fix_a0];
fixA[fix_a2] = fixB[fix_a2] = fixA[fix_a0];
fixA[fix_b1] = fixB[fix_b1] = 2.0 * (K * K - 1.0) * norm;
fixA[fix_b2] = fixB[fix_b2] = (1.0 - K / fixA[fix_reso] + K * K) * norm;
//for the fixed-position biquad filter
while (--sampleFrames >= 0)
{
long double inputSampleL = *in1;
long double inputSampleR = *in2;
if (fabs(inputSampleL)<1.18e-37) inputSampleL = fpdL * 1.18e-37;
if (fabs(inputSampleR)<1.18e-37) inputSampleR = fpdR * 1.18e-37;
long double drySampleL = inputSampleL;
long double drySampleR = inputSampleR;
long double temp = (long double)sampleFrames/inFramesToProcess;
biquad[biq_a0] = (biquad[biq_aA0]*temp)+(biquad[biq_aB0]*(1.0-temp));
biquad[biq_a1] = (biquad[biq_aA1]*temp)+(biquad[biq_aB1]*(1.0-temp));
biquad[biq_a2] = (biquad[biq_aA2]*temp)+(biquad[biq_aB2]*(1.0-temp));
biquad[biq_b1] = (biquad[biq_bA1]*temp)+(biquad[biq_bB1]*(1.0-temp));
biquad[biq_b2] = (biquad[biq_bA2]*temp)+(biquad[biq_bB2]*(1.0-temp));
//this is the interpolation code for the biquad
long double powFactor = (powFactorA*temp)+(powFactorB*(1.0-temp));
long double inTrim = (inTrimA*temp)+(inTrimB*(1.0-temp));
long double outTrim = (outTrimA*temp)+(outTrimB*(1.0-temp));
inputSampleL *= inTrim;
inputSampleR *= inTrim;
temp = (inputSampleL * fixA[fix_a0]) + fixA[fix_sL1];
fixA[fix_sL1] = (inputSampleL * fixA[fix_a1]) - (temp * fixA[fix_b1]) + fixA[fix_sL2];
fixA[fix_sL2] = (inputSampleL * fixA[fix_a2]) - (temp * fixA[fix_b2]);
inputSampleL = temp; //fixed biquad filtering ultrasonics
temp = (inputSampleR * fixA[fix_a0]) + fixA[fix_sR1];
fixA[fix_sR1] = (inputSampleR * fixA[fix_a1]) - (temp * fixA[fix_b1]) + fixA[fix_sR2];
fixA[fix_sR2] = (inputSampleR * fixA[fix_a2]) - (temp * fixA[fix_b2]);
inputSampleR = temp; //fixed biquad filtering ultrasonics
//encode/decode courtesy of torridgristle under the MIT license
if (inputSampleL > 1.0) inputSampleL = 1.0;
else if (inputSampleL > 0.0) inputSampleL = 1.0 - pow(1.0-inputSampleL,powFactor);
if (inputSampleL < -1.0) inputSampleL = -1.0;
else if (inputSampleL < 0.0) inputSampleL = -1.0 + pow(1.0+inputSampleL,powFactor);
if (inputSampleR > 1.0) inputSampleR = 1.0;
else if (inputSampleR > 0.0) inputSampleR = 1.0 - pow(1.0-inputSampleR,powFactor);
if (inputSampleR < -1.0) inputSampleR = -1.0;
else if (inputSampleR < 0.0) inputSampleR = -1.0 + pow(1.0+inputSampleR,powFactor);
temp = (inputSampleL * biquad[biq_a0]) + biquad[biq_sL1];
biquad[biq_sL1] = (inputSampleL * biquad[biq_a1]) - (temp * biquad[biq_b1]) + biquad[biq_sL2];
biquad[biq_sL2] = (inputSampleL * biquad[biq_a2]) - (temp * biquad[biq_b2]);
inputSampleL = temp; //coefficient interpolating biquad filter
temp = (inputSampleR * biquad[biq_a0]) + biquad[biq_sR1];
biquad[biq_sR1] = (inputSampleR * biquad[biq_a1]) - (temp * biquad[biq_b1]) + biquad[biq_sR2];
biquad[biq_sR2] = (inputSampleR * biquad[biq_a2]) - (temp * biquad[biq_b2]);
inputSampleR = temp; //coefficient interpolating biquad filter
//encode/decode courtesy of torridgristle under the MIT license
if (inputSampleL > 1.0) inputSampleL = 1.0;
else if (inputSampleL > 0.0) inputSampleL = 1.0 - pow(1.0-inputSampleL,(1.0/powFactor));
if (inputSampleL < -1.0) inputSampleL = -1.0;
else if (inputSampleL < 0.0) inputSampleL = -1.0 + pow(1.0+inputSampleL,(1.0/powFactor));
if (inputSampleR > 1.0) inputSampleR = 1.0;
else if (inputSampleR > 0.0) inputSampleR = 1.0 - pow(1.0-inputSampleR,(1.0/powFactor));
if (inputSampleR < -1.0) inputSampleR = -1.0;
else if (inputSampleR < 0.0) inputSampleR = -1.0 + pow(1.0+inputSampleR,(1.0/powFactor));
inputSampleL *= outTrim;
inputSampleR *= outTrim;
temp = (inputSampleL * fixB[fix_a0]) + fixB[fix_sL1];
fixB[fix_sL1] = (inputSampleL * fixB[fix_a1]) - (temp * fixB[fix_b1]) + fixB[fix_sL2];
fixB[fix_sL2] = (inputSampleL * fixB[fix_a2]) - (temp * fixB[fix_b2]);
inputSampleL = temp; //fixed biquad filtering ultrasonics
temp = (inputSampleR * fixB[fix_a0]) + fixB[fix_sR1];
fixB[fix_sR1] = (inputSampleR * fixB[fix_a1]) - (temp * fixB[fix_b1]) + fixB[fix_sR2];
fixB[fix_sR2] = (inputSampleR * fixB[fix_a2]) - (temp * fixB[fix_b2]);
inputSampleR = temp; //fixed biquad filtering ultrasonics
if (wet < 1.0) {
inputSampleL = (inputSampleL*wet) + (drySampleL*(1.0-wet));
inputSampleR = (inputSampleR*wet) + (drySampleR*(1.0-wet));
}
//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
*out1 = inputSampleL;
*out2 = inputSampleR;
in1++;
in2++;
out1++;
out2++;
}
}
void YLowpass::processDoubleReplacing(double **inputs, double **outputs, VstInt32 sampleFrames)
{
double* in1 = inputs[0];
double* in2 = inputs[1];
double* out1 = outputs[0];
double* out2 = outputs[1];
VstInt32 inFramesToProcess = sampleFrames; //vst doesn't give us this as a separate variable so we'll make it
double overallscale = 1.0;
overallscale /= 44100.0;
overallscale *= getSampleRate();
inTrimA = inTrimB;
inTrimB = A*10.0;
biquad[biq_freq] = pow(B,3)*20000.0;
if (biquad[biq_freq] < 15.0) biquad[biq_freq] = 15.0;
biquad[biq_freq] /= getSampleRate();
biquad[biq_reso] = (pow(C,2)*15.0)+0.5571;
biquad[biq_aA0] = biquad[biq_aB0];
biquad[biq_aA1] = biquad[biq_aB1];
biquad[biq_aA2] = biquad[biq_aB2];
biquad[biq_bA1] = biquad[biq_bB1];
biquad[biq_bA2] = biquad[biq_bB2];
//previous run through the buffer is still in the filter, so we move it
//to the A section and now it's the new starting point.
double K = tan(M_PI * biquad[biq_freq]);
double norm = 1.0 / (1.0 + K / biquad[biq_reso] + K * K);
biquad[biq_aB0] = K * K * norm;
biquad[biq_aB1] = 2.0 * biquad[biq_aB0];
biquad[biq_aB2] = biquad[biq_aB0];
biquad[biq_bB1] = 2.0 * (K * K - 1.0) * norm;
biquad[biq_bB2] = (1.0 - K / biquad[biq_reso] + K * K) * norm;
//for the coefficient-interpolated biquad filter
powFactorA = powFactorB;
powFactorB = pow(D+0.9,4);
//1.0 == target neutral
outTrimA = outTrimB;
outTrimB = E;
double wet = F;
fixA[fix_freq] = fixB[fix_freq] = 20000.0 / getSampleRate();
fixA[fix_reso] = fixB[fix_reso] = 0.7071; //butterworth Q
K = tan(M_PI * fixA[fix_freq]);
norm = 1.0 / (1.0 + K / fixA[fix_reso] + K * K);
fixA[fix_a0] = fixB[fix_a0] = K * K * norm;
fixA[fix_a1] = fixB[fix_a1] = 2.0 * fixA[fix_a0];
fixA[fix_a2] = fixB[fix_a2] = fixA[fix_a0];
fixA[fix_b1] = fixB[fix_b1] = 2.0 * (K * K - 1.0) * norm;
fixA[fix_b2] = fixB[fix_b2] = (1.0 - K / fixA[fix_reso] + K * K) * norm;
//for the fixed-position biquad filter
while (--sampleFrames >= 0)
{
long double inputSampleL = *in1;
long double inputSampleR = *in2;
if (fabs(inputSampleL)<1.18e-43) inputSampleL = fpdL * 1.18e-43;
if (fabs(inputSampleR)<1.18e-43) inputSampleR = fpdR * 1.18e-43;
long double drySampleL = inputSampleL;
long double drySampleR = inputSampleR;
long double temp = (long double)sampleFrames/inFramesToProcess;
biquad[biq_a0] = (biquad[biq_aA0]*temp)+(biquad[biq_aB0]*(1.0-temp));
biquad[biq_a1] = (biquad[biq_aA1]*temp)+(biquad[biq_aB1]*(1.0-temp));
biquad[biq_a2] = (biquad[biq_aA2]*temp)+(biquad[biq_aB2]*(1.0-temp));
biquad[biq_b1] = (biquad[biq_bA1]*temp)+(biquad[biq_bB1]*(1.0-temp));
biquad[biq_b2] = (biquad[biq_bA2]*temp)+(biquad[biq_bB2]*(1.0-temp));
//this is the interpolation code for the biquad
long double powFactor = (powFactorA*temp)+(powFactorB*(1.0-temp));
long double inTrim = (inTrimA*temp)+(inTrimB*(1.0-temp));
long double outTrim = (outTrimA*temp)+(outTrimB*(1.0-temp));
inputSampleL *= inTrim;
inputSampleR *= inTrim;
temp = (inputSampleL * fixA[fix_a0]) + fixA[fix_sL1];
fixA[fix_sL1] = (inputSampleL * fixA[fix_a1]) - (temp * fixA[fix_b1]) + fixA[fix_sL2];
fixA[fix_sL2] = (inputSampleL * fixA[fix_a2]) - (temp * fixA[fix_b2]);
inputSampleL = temp; //fixed biquad filtering ultrasonics
temp = (inputSampleR * fixA[fix_a0]) + fixA[fix_sR1];
fixA[fix_sR1] = (inputSampleR * fixA[fix_a1]) - (temp * fixA[fix_b1]) + fixA[fix_sR2];
fixA[fix_sR2] = (inputSampleR * fixA[fix_a2]) - (temp * fixA[fix_b2]);
inputSampleR = temp; //fixed biquad filtering ultrasonics
//encode/decode courtesy of torridgristle under the MIT license
if (inputSampleL > 1.0) inputSampleL = 1.0;
else if (inputSampleL > 0.0) inputSampleL = 1.0 - pow(1.0-inputSampleL,powFactor);
if (inputSampleL < -1.0) inputSampleL = -1.0;
else if (inputSampleL < 0.0) inputSampleL = -1.0 + pow(1.0+inputSampleL,powFactor);
if (inputSampleR > 1.0) inputSampleR = 1.0;
else if (inputSampleR > 0.0) inputSampleR = 1.0 - pow(1.0-inputSampleR,powFactor);
if (inputSampleR < -1.0) inputSampleR = -1.0;
else if (inputSampleR < 0.0) inputSampleR = -1.0 + pow(1.0+inputSampleR,powFactor);
temp = (inputSampleL * biquad[biq_a0]) + biquad[biq_sL1];
biquad[biq_sL1] = (inputSampleL * biquad[biq_a1]) - (temp * biquad[biq_b1]) + biquad[biq_sL2];
biquad[biq_sL2] = (inputSampleL * biquad[biq_a2]) - (temp * biquad[biq_b2]);
inputSampleL = temp; //coefficient interpolating biquad filter
temp = (inputSampleR * biquad[biq_a0]) + biquad[biq_sR1];
biquad[biq_sR1] = (inputSampleR * biquad[biq_a1]) - (temp * biquad[biq_b1]) + biquad[biq_sR2];
biquad[biq_sR2] = (inputSampleR * biquad[biq_a2]) - (temp * biquad[biq_b2]);
inputSampleR = temp; //coefficient interpolating biquad filter
//encode/decode courtesy of torridgristle under the MIT license
if (inputSampleL > 1.0) inputSampleL = 1.0;
else if (inputSampleL > 0.0) inputSampleL = 1.0 - pow(1.0-inputSampleL,(1.0/powFactor));
if (inputSampleL < -1.0) inputSampleL = -1.0;
else if (inputSampleL < 0.0) inputSampleL = -1.0 + pow(1.0+inputSampleL,(1.0/powFactor));
if (inputSampleR > 1.0) inputSampleR = 1.0;
else if (inputSampleR > 0.0) inputSampleR = 1.0 - pow(1.0-inputSampleR,(1.0/powFactor));
if (inputSampleR < -1.0) inputSampleR = -1.0;
else if (inputSampleR < 0.0) inputSampleR = -1.0 + pow(1.0+inputSampleR,(1.0/powFactor));
inputSampleL *= outTrim;
inputSampleR *= outTrim;
temp = (inputSampleL * fixB[fix_a0]) + fixB[fix_sL1];
fixB[fix_sL1] = (inputSampleL * fixB[fix_a1]) - (temp * fixB[fix_b1]) + fixB[fix_sL2];
fixB[fix_sL2] = (inputSampleL * fixB[fix_a2]) - (temp * fixB[fix_b2]);
inputSampleL = temp; //fixed biquad filtering ultrasonics
temp = (inputSampleR * fixB[fix_a0]) + fixB[fix_sR1];
fixB[fix_sR1] = (inputSampleR * fixB[fix_a1]) - (temp * fixB[fix_b1]) + fixB[fix_sR2];
fixB[fix_sR2] = (inputSampleR * fixB[fix_a2]) - (temp * fixB[fix_b2]);
inputSampleR = temp; //fixed biquad filtering ultrasonics
if (wet < 1.0) {
inputSampleL = (inputSampleL*wet) + (drySampleL*(1.0-wet));
inputSampleR = (inputSampleR*wet) + (drySampleR*(1.0-wet));
}
//begin 64 bit stereo floating point dither
int expon; frexp((double)inputSampleL, &expon);
fpdL ^= fpdL << 13; fpdL ^= fpdL >> 17; fpdL ^= fpdL << 5;
inputSampleL += ((double(fpdL)-uint32_t(0x7fffffff)) * 1.1e-44l * pow(2,expon+62));
frexp((double)inputSampleR, &expon);
fpdR ^= fpdR << 13; fpdR ^= fpdR >> 17; fpdR ^= fpdR << 5;
inputSampleR += ((double(fpdR)-uint32_t(0x7fffffff)) * 1.1e-44l * pow(2,expon+62));
//end 64 bit stereo floating point dither
*out1 = inputSampleL;
*out2 = inputSampleR;
in1++;
in2++;
out1++;
out2++;
}
}

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/* ========================================
* YLowpass - YLowpass.h
* Copyright (c) 2016 airwindows, All rights reserved
* ======================================== */
#ifndef __YLowpass_H
#include "YLowpass.h"
#endif
AudioEffect* createEffectInstance(audioMasterCallback audioMaster) {return new YLowpass(audioMaster);}
YLowpass::YLowpass(audioMasterCallback audioMaster) :
AudioEffectX(audioMaster, kNumPrograms, kNumParameters)
{
A = 0.1;
B = 0.5;
C = 0.1;
D = 0.1;
E = 1.0;
F = 1.0;
for (int x = 0; x < biq_total; x++) {biquad[x] = 0.0;}
powFactorA = 1.0; powFactorB = 1.0;
inTrimA = 0.1; inTrimB = 0.1;
outTrimA = 1.0; outTrimB = 1.0;
for (int x = 0; x < fix_total; x++) {fixA[x] = 0.0; fixB[x] = 0.0;}
fpdL = 1.0; while (fpdL < 16386) fpdL = rand()*UINT32_MAX;
fpdR = 1.0; while (fpdR < 16386) fpdR = rand()*UINT32_MAX;
//this is reset: values being initialized only once. Startup values, whatever they are.
_canDo.insert("plugAsChannelInsert"); // plug-in can be used as a channel insert effect.
_canDo.insert("plugAsSend"); // plug-in can be used as a send effect.
_canDo.insert("x2in2out");
setNumInputs(kNumInputs);
setNumOutputs(kNumOutputs);
setUniqueID(kUniqueId);
canProcessReplacing(); // supports output replacing
canDoubleReplacing(); // supports double precision processing
programsAreChunks(true);
vst_strncpy (_programName, "Default", kVstMaxProgNameLen); // default program name
}
YLowpass::~YLowpass() {}
VstInt32 YLowpass::getVendorVersion () {return 1000;}
void YLowpass::setProgramName(char *name) {vst_strncpy (_programName, name, kVstMaxProgNameLen);}
void YLowpass::getProgramName(char *name) {vst_strncpy (name, _programName, kVstMaxProgNameLen);}
//airwindows likes to ignore this stuff. Make your own programs, and make a different plugin rather than
//trying to do versioning and preventing people from using older versions. Maybe they like the old one!
static float pinParameter(float data)
{
if (data < 0.0f) return 0.0f;
if (data > 1.0f) return 1.0f;
return data;
}
VstInt32 YLowpass::getChunk (void** data, bool isPreset)
{
float *chunkData = (float *)calloc(kNumParameters, sizeof(float));
chunkData[0] = A;
chunkData[1] = B;
chunkData[2] = C;
chunkData[3] = D;
chunkData[4] = E;
chunkData[5] = F;
/* Note: The way this is set up, it will break if you manage to save settings on an Intel
machine and load them on a PPC Mac. However, it's fine if you stick to the machine you
started with. */
*data = chunkData;
return kNumParameters * sizeof(float);
}
VstInt32 YLowpass::setChunk (void* data, VstInt32 byteSize, bool isPreset)
{
float *chunkData = (float *)data;
A = pinParameter(chunkData[0]);
B = pinParameter(chunkData[1]);
C = pinParameter(chunkData[2]);
D = pinParameter(chunkData[3]);
E = pinParameter(chunkData[4]);
F = pinParameter(chunkData[5]);
/* We're ignoring byteSize as we found it to be a filthy liar */
/* calculate any other fields you need here - you could copy in
code from setParameter() here. */
return 0;
}
void YLowpass::setParameter(VstInt32 index, float value) {
switch (index) {
case kParamA: A = value; break;
case kParamB: B = value; break;
case kParamC: C = value; break;
case kParamD: D = value; break;
case kParamE: E = value; break;
case kParamF: F = value; break;
default: throw; // unknown parameter, shouldn't happen!
}
}
float YLowpass::getParameter(VstInt32 index) {
switch (index) {
case kParamA: return A; break;
case kParamB: return B; break;
case kParamC: return C; break;
case kParamD: return D; break;
case kParamE: return E; break;
case kParamF: return F; break;
default: break; // unknown parameter, shouldn't happen!
} return 0.0; //we only need to update the relevant name, this is simple to manage
}
void YLowpass::getParameterName(VstInt32 index, char *text) {
switch (index) {
case kParamA: vst_strncpy (text, "Gain", kVstMaxParamStrLen); break;
case kParamB: vst_strncpy (text, "Freq", kVstMaxParamStrLen); break;
case kParamC: vst_strncpy (text, "Reson8", kVstMaxParamStrLen); break;
case kParamD: vst_strncpy (text, "ResEdge", kVstMaxParamStrLen); break;
case kParamE: vst_strncpy (text, "Output", kVstMaxParamStrLen); break;
case kParamF: vst_strncpy (text, "Dry/Wet", kVstMaxParamStrLen); break;
default: break; // unknown parameter, shouldn't happen!
} //this is our labels for displaying in the VST host
}
void YLowpass::getParameterDisplay(VstInt32 index, char *text) {
switch (index) {
case kParamA: float2string (A, text, kVstMaxParamStrLen); break;
case kParamB: float2string (B, text, kVstMaxParamStrLen); break;
case kParamC: float2string (C, text, kVstMaxParamStrLen); break;
case kParamD: float2string (D, text, kVstMaxParamStrLen); break;
case kParamE: float2string (E, text, kVstMaxParamStrLen); break;
case kParamF: float2string (F, text, kVstMaxParamStrLen); break;
default: break; // unknown parameter, shouldn't happen!
} //this displays the values and handles 'popups' where it's discrete choices
}
void YLowpass::getParameterLabel(VstInt32 index, char *text) {
switch (index) {
case kParamA: vst_strncpy (text, "", kVstMaxParamStrLen); break;
case kParamB: vst_strncpy (text, "", kVstMaxParamStrLen); break;
case kParamC: vst_strncpy (text, "", kVstMaxParamStrLen); break;
case kParamD: vst_strncpy (text, "", kVstMaxParamStrLen); break;
case kParamE: vst_strncpy (text, "", kVstMaxParamStrLen); break;
case kParamF: vst_strncpy (text, "", kVstMaxParamStrLen); break;
default: break; // unknown parameter, shouldn't happen!
}
}
VstInt32 YLowpass::canDo(char *text)
{ return (_canDo.find(text) == _canDo.end()) ? -1: 1; } // 1 = yes, -1 = no, 0 = don't know
bool YLowpass::getEffectName(char* name) {
vst_strncpy(name, "YLowpass", kVstMaxProductStrLen); return true;
}
VstPlugCategory YLowpass::getPlugCategory() {return kPlugCategEffect;}
bool YLowpass::getProductString(char* text) {
vst_strncpy (text, "airwindows YLowpass", kVstMaxProductStrLen); return true;
}
bool YLowpass::getVendorString(char* text) {
vst_strncpy (text, "airwindows", kVstMaxVendorStrLen); return true;
}

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/* ========================================
* YLowpass - YLowpass.h
* Created 8/12/11 by SPIAdmin
* Copyright (c) 2011 __MyCompanyName__, All rights reserved
* ======================================== */
#ifndef __YLowpass_H
#define __YLowpass_H
#ifndef __audioeffect__
#include "audioeffectx.h"
#endif
#include <set>
#include <string>
#include <math.h>
enum {
kParamA = 0,
kParamB = 1,
kParamC = 2,
kParamD = 3,
kParamE = 4,
kParamF = 5,
kNumParameters = 6
}; //
const int kNumPrograms = 0;
const int kNumInputs = 2;
const int kNumOutputs = 2;
const unsigned long kUniqueId = 'ylop'; //Change this to what the AU identity is!
class YLowpass :
public AudioEffectX
{
public:
YLowpass(audioMasterCallback audioMaster);
~YLowpass();
virtual bool getEffectName(char* name); // The plug-in name
virtual VstPlugCategory getPlugCategory(); // The general category for the plug-in
virtual bool getProductString(char* text); // This is a unique plug-in string provided by Steinberg
virtual bool getVendorString(char* text); // Vendor info
virtual VstInt32 getVendorVersion(); // Version number
virtual void processReplacing (float** inputs, float** outputs, VstInt32 sampleFrames);
virtual void processDoubleReplacing (double** inputs, double** outputs, VstInt32 sampleFrames);
virtual void getProgramName(char *name); // read the name from the host
virtual void setProgramName(char *name); // changes the name of the preset displayed in the host
virtual VstInt32 getChunk (void** data, bool isPreset);
virtual VstInt32 setChunk (void* data, VstInt32 byteSize, bool isPreset);
virtual float getParameter(VstInt32 index); // get the parameter value at the specified index
virtual void setParameter(VstInt32 index, float value); // set the parameter at index to value
virtual void getParameterLabel(VstInt32 index, char *text); // label for the parameter (eg dB)
virtual void getParameterName(VstInt32 index, char *text); // name of the parameter
virtual void getParameterDisplay(VstInt32 index, char *text); // text description of the current value
virtual VstInt32 canDo(char *text);
private:
char _programName[kVstMaxProgNameLen + 1];
std::set< std::string > _canDo;
enum {
biq_freq,
biq_reso,
biq_a0,
biq_a1,
biq_a2,
biq_b1,
biq_b2,
biq_aA0,
biq_aA1,
biq_aA2,
biq_bA1,
biq_bA2,
biq_aB0,
biq_aB1,
biq_aB2,
biq_bB1,
biq_bB2,
biq_sL1,
biq_sL2,
biq_sR1,
biq_sR2,
biq_total
}; //coefficient interpolating biquad filter, stereo
long double biquad[biq_total];
//long double biquadC[biq_total];
//long double biquadD[biq_total];
long double powFactorA;
long double powFactorB;
long double inTrimA;
long double inTrimB;
long double outTrimA;
long double outTrimB;
enum {
fix_freq,
fix_reso,
fix_a0,
fix_a1,
fix_a2,
fix_b1,
fix_b2,
fix_sL1,
fix_sL2,
fix_sR1,
fix_sR2,
fix_total
}; //fixed frequency biquad filter for ultrasonics, stereo
long double fixA[fix_total];
long double fixB[fix_total];
uint32_t fpdL;
uint32_t fpdR;
//default stuff
float A;
float B;
float C;
float D;
float E;
float F; //parameters. Always 0-1, and we scale/alter them elsewhere.
};
#endif

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/* ========================================
* YLowpass - YLowpass.h
* Copyright (c) 2016 airwindows, All rights reserved
* ======================================== */
#ifndef __YLowpass_H
#include "YLowpass.h"
#endif
void YLowpass::processReplacing(float **inputs, float **outputs, VstInt32 sampleFrames)
{
float* in1 = inputs[0];
float* in2 = inputs[1];
float* out1 = outputs[0];
float* out2 = outputs[1];
VstInt32 inFramesToProcess = sampleFrames; //vst doesn't give us this as a separate variable so we'll make it
double overallscale = 1.0;
overallscale /= 44100.0;
overallscale *= getSampleRate();
inTrimA = inTrimB;
inTrimB = A*10.0;
biquad[biq_freq] = pow(B,3)*20000.0;
if (biquad[biq_freq] < 15.0) biquad[biq_freq] = 15.0;
biquad[biq_freq] /= getSampleRate();
biquad[biq_reso] = (pow(C,2)*15.0)+0.5571;
biquad[biq_aA0] = biquad[biq_aB0];
biquad[biq_aA1] = biquad[biq_aB1];
biquad[biq_aA2] = biquad[biq_aB2];
biquad[biq_bA1] = biquad[biq_bB1];
biquad[biq_bA2] = biquad[biq_bB2];
//previous run through the buffer is still in the filter, so we move it
//to the A section and now it's the new starting point.
double K = tan(M_PI * biquad[biq_freq]);
double norm = 1.0 / (1.0 + K / biquad[biq_reso] + K * K);
biquad[biq_aB0] = K * K * norm;
biquad[biq_aB1] = 2.0 * biquad[biq_aB0];
biquad[biq_aB2] = biquad[biq_aB0];
biquad[biq_bB1] = 2.0 * (K * K - 1.0) * norm;
biquad[biq_bB2] = (1.0 - K / biquad[biq_reso] + K * K) * norm;
//for the coefficient-interpolated biquad filter
powFactorA = powFactorB;
powFactorB = pow(D+0.9,4);
//1.0 == target neutral
outTrimA = outTrimB;
outTrimB = E;
double wet = F;
fixA[fix_freq] = fixB[fix_freq] = 20000.0 / getSampleRate();
fixA[fix_reso] = fixB[fix_reso] = 0.7071; //butterworth Q
K = tan(M_PI * fixA[fix_freq]);
norm = 1.0 / (1.0 + K / fixA[fix_reso] + K * K);
fixA[fix_a0] = fixB[fix_a0] = K * K * norm;
fixA[fix_a1] = fixB[fix_a1] = 2.0 * fixA[fix_a0];
fixA[fix_a2] = fixB[fix_a2] = fixA[fix_a0];
fixA[fix_b1] = fixB[fix_b1] = 2.0 * (K * K - 1.0) * norm;
fixA[fix_b2] = fixB[fix_b2] = (1.0 - K / fixA[fix_reso] + K * K) * norm;
//for the fixed-position biquad filter
while (--sampleFrames >= 0)
{
long double inputSampleL = *in1;
long double inputSampleR = *in2;
if (fabs(inputSampleL)<1.18e-37) inputSampleL = fpdL * 1.18e-37;
if (fabs(inputSampleR)<1.18e-37) inputSampleR = fpdR * 1.18e-37;
long double drySampleL = inputSampleL;
long double drySampleR = inputSampleR;
long double temp = (long double)sampleFrames/inFramesToProcess;
biquad[biq_a0] = (biquad[biq_aA0]*temp)+(biquad[biq_aB0]*(1.0-temp));
biquad[biq_a1] = (biquad[biq_aA1]*temp)+(biquad[biq_aB1]*(1.0-temp));
biquad[biq_a2] = (biquad[biq_aA2]*temp)+(biquad[biq_aB2]*(1.0-temp));
biquad[biq_b1] = (biquad[biq_bA1]*temp)+(biquad[biq_bB1]*(1.0-temp));
biquad[biq_b2] = (biquad[biq_bA2]*temp)+(biquad[biq_bB2]*(1.0-temp));
//this is the interpolation code for the biquad
long double powFactor = (powFactorA*temp)+(powFactorB*(1.0-temp));
long double inTrim = (inTrimA*temp)+(inTrimB*(1.0-temp));
long double outTrim = (outTrimA*temp)+(outTrimB*(1.0-temp));
inputSampleL *= inTrim;
inputSampleR *= inTrim;
temp = (inputSampleL * fixA[fix_a0]) + fixA[fix_sL1];
fixA[fix_sL1] = (inputSampleL * fixA[fix_a1]) - (temp * fixA[fix_b1]) + fixA[fix_sL2];
fixA[fix_sL2] = (inputSampleL * fixA[fix_a2]) - (temp * fixA[fix_b2]);
inputSampleL = temp; //fixed biquad filtering ultrasonics
temp = (inputSampleR * fixA[fix_a0]) + fixA[fix_sR1];
fixA[fix_sR1] = (inputSampleR * fixA[fix_a1]) - (temp * fixA[fix_b1]) + fixA[fix_sR2];
fixA[fix_sR2] = (inputSampleR * fixA[fix_a2]) - (temp * fixA[fix_b2]);
inputSampleR = temp; //fixed biquad filtering ultrasonics
//encode/decode courtesy of torridgristle under the MIT license
if (inputSampleL > 1.0) inputSampleL = 1.0;
else if (inputSampleL > 0.0) inputSampleL = 1.0 - pow(1.0-inputSampleL,powFactor);
if (inputSampleL < -1.0) inputSampleL = -1.0;
else if (inputSampleL < 0.0) inputSampleL = -1.0 + pow(1.0+inputSampleL,powFactor);
if (inputSampleR > 1.0) inputSampleR = 1.0;
else if (inputSampleR > 0.0) inputSampleR = 1.0 - pow(1.0-inputSampleR,powFactor);
if (inputSampleR < -1.0) inputSampleR = -1.0;
else if (inputSampleR < 0.0) inputSampleR = -1.0 + pow(1.0+inputSampleR,powFactor);
temp = (inputSampleL * biquad[biq_a0]) + biquad[biq_sL1];
biquad[biq_sL1] = (inputSampleL * biquad[biq_a1]) - (temp * biquad[biq_b1]) + biquad[biq_sL2];
biquad[biq_sL2] = (inputSampleL * biquad[biq_a2]) - (temp * biquad[biq_b2]);
inputSampleL = temp; //coefficient interpolating biquad filter
temp = (inputSampleR * biquad[biq_a0]) + biquad[biq_sR1];
biquad[biq_sR1] = (inputSampleR * biquad[biq_a1]) - (temp * biquad[biq_b1]) + biquad[biq_sR2];
biquad[biq_sR2] = (inputSampleR * biquad[biq_a2]) - (temp * biquad[biq_b2]);
inputSampleR = temp; //coefficient interpolating biquad filter
//encode/decode courtesy of torridgristle under the MIT license
if (inputSampleL > 1.0) inputSampleL = 1.0;
else if (inputSampleL > 0.0) inputSampleL = 1.0 - pow(1.0-inputSampleL,(1.0/powFactor));
if (inputSampleL < -1.0) inputSampleL = -1.0;
else if (inputSampleL < 0.0) inputSampleL = -1.0 + pow(1.0+inputSampleL,(1.0/powFactor));
if (inputSampleR > 1.0) inputSampleR = 1.0;
else if (inputSampleR > 0.0) inputSampleR = 1.0 - pow(1.0-inputSampleR,(1.0/powFactor));
if (inputSampleR < -1.0) inputSampleR = -1.0;
else if (inputSampleR < 0.0) inputSampleR = -1.0 + pow(1.0+inputSampleR,(1.0/powFactor));
inputSampleL *= outTrim;
inputSampleR *= outTrim;
temp = (inputSampleL * fixB[fix_a0]) + fixB[fix_sL1];
fixB[fix_sL1] = (inputSampleL * fixB[fix_a1]) - (temp * fixB[fix_b1]) + fixB[fix_sL2];
fixB[fix_sL2] = (inputSampleL * fixB[fix_a2]) - (temp * fixB[fix_b2]);
inputSampleL = temp; //fixed biquad filtering ultrasonics
temp = (inputSampleR * fixB[fix_a0]) + fixB[fix_sR1];
fixB[fix_sR1] = (inputSampleR * fixB[fix_a1]) - (temp * fixB[fix_b1]) + fixB[fix_sR2];
fixB[fix_sR2] = (inputSampleR * fixB[fix_a2]) - (temp * fixB[fix_b2]);
inputSampleR = temp; //fixed biquad filtering ultrasonics
if (wet < 1.0) {
inputSampleL = (inputSampleL*wet) + (drySampleL*(1.0-wet));
inputSampleR = (inputSampleR*wet) + (drySampleR*(1.0-wet));
}
//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
*out1 = inputSampleL;
*out2 = inputSampleR;
in1++;
in2++;
out1++;
out2++;
}
}
void YLowpass::processDoubleReplacing(double **inputs, double **outputs, VstInt32 sampleFrames)
{
double* in1 = inputs[0];
double* in2 = inputs[1];
double* out1 = outputs[0];
double* out2 = outputs[1];
VstInt32 inFramesToProcess = sampleFrames; //vst doesn't give us this as a separate variable so we'll make it
double overallscale = 1.0;
overallscale /= 44100.0;
overallscale *= getSampleRate();
inTrimA = inTrimB;
inTrimB = A*10.0;
biquad[biq_freq] = pow(B,3)*20000.0;
if (biquad[biq_freq] < 15.0) biquad[biq_freq] = 15.0;
biquad[biq_freq] /= getSampleRate();
biquad[biq_reso] = (pow(C,2)*15.0)+0.5571;
biquad[biq_aA0] = biquad[biq_aB0];
biquad[biq_aA1] = biquad[biq_aB1];
biquad[biq_aA2] = biquad[biq_aB2];
biquad[biq_bA1] = biquad[biq_bB1];
biquad[biq_bA2] = biquad[biq_bB2];
//previous run through the buffer is still in the filter, so we move it
//to the A section and now it's the new starting point.
double K = tan(M_PI * biquad[biq_freq]);
double norm = 1.0 / (1.0 + K / biquad[biq_reso] + K * K);
biquad[biq_aB0] = K * K * norm;
biquad[biq_aB1] = 2.0 * biquad[biq_aB0];
biquad[biq_aB2] = biquad[biq_aB0];
biquad[biq_bB1] = 2.0 * (K * K - 1.0) * norm;
biquad[biq_bB2] = (1.0 - K / biquad[biq_reso] + K * K) * norm;
//for the coefficient-interpolated biquad filter
powFactorA = powFactorB;
powFactorB = pow(D+0.9,4);
//1.0 == target neutral
outTrimA = outTrimB;
outTrimB = E;
double wet = F;
fixA[fix_freq] = fixB[fix_freq] = 20000.0 / getSampleRate();
fixA[fix_reso] = fixB[fix_reso] = 0.7071; //butterworth Q
K = tan(M_PI * fixA[fix_freq]);
norm = 1.0 / (1.0 + K / fixA[fix_reso] + K * K);
fixA[fix_a0] = fixB[fix_a0] = K * K * norm;
fixA[fix_a1] = fixB[fix_a1] = 2.0 * fixA[fix_a0];
fixA[fix_a2] = fixB[fix_a2] = fixA[fix_a0];
fixA[fix_b1] = fixB[fix_b1] = 2.0 * (K * K - 1.0) * norm;
fixA[fix_b2] = fixB[fix_b2] = (1.0 - K / fixA[fix_reso] + K * K) * norm;
//for the fixed-position biquad filter
while (--sampleFrames >= 0)
{
long double inputSampleL = *in1;
long double inputSampleR = *in2;
if (fabs(inputSampleL)<1.18e-43) inputSampleL = fpdL * 1.18e-43;
if (fabs(inputSampleR)<1.18e-43) inputSampleR = fpdR * 1.18e-43;
long double drySampleL = inputSampleL;
long double drySampleR = inputSampleR;
long double temp = (long double)sampleFrames/inFramesToProcess;
biquad[biq_a0] = (biquad[biq_aA0]*temp)+(biquad[biq_aB0]*(1.0-temp));
biquad[biq_a1] = (biquad[biq_aA1]*temp)+(biquad[biq_aB1]*(1.0-temp));
biquad[biq_a2] = (biquad[biq_aA2]*temp)+(biquad[biq_aB2]*(1.0-temp));
biquad[biq_b1] = (biquad[biq_bA1]*temp)+(biquad[biq_bB1]*(1.0-temp));
biquad[biq_b2] = (biquad[biq_bA2]*temp)+(biquad[biq_bB2]*(1.0-temp));
//this is the interpolation code for the biquad
long double powFactor = (powFactorA*temp)+(powFactorB*(1.0-temp));
long double inTrim = (inTrimA*temp)+(inTrimB*(1.0-temp));
long double outTrim = (outTrimA*temp)+(outTrimB*(1.0-temp));
inputSampleL *= inTrim;
inputSampleR *= inTrim;
temp = (inputSampleL * fixA[fix_a0]) + fixA[fix_sL1];
fixA[fix_sL1] = (inputSampleL * fixA[fix_a1]) - (temp * fixA[fix_b1]) + fixA[fix_sL2];
fixA[fix_sL2] = (inputSampleL * fixA[fix_a2]) - (temp * fixA[fix_b2]);
inputSampleL = temp; //fixed biquad filtering ultrasonics
temp = (inputSampleR * fixA[fix_a0]) + fixA[fix_sR1];
fixA[fix_sR1] = (inputSampleR * fixA[fix_a1]) - (temp * fixA[fix_b1]) + fixA[fix_sR2];
fixA[fix_sR2] = (inputSampleR * fixA[fix_a2]) - (temp * fixA[fix_b2]);
inputSampleR = temp; //fixed biquad filtering ultrasonics
//encode/decode courtesy of torridgristle under the MIT license
if (inputSampleL > 1.0) inputSampleL = 1.0;
else if (inputSampleL > 0.0) inputSampleL = 1.0 - pow(1.0-inputSampleL,powFactor);
if (inputSampleL < -1.0) inputSampleL = -1.0;
else if (inputSampleL < 0.0) inputSampleL = -1.0 + pow(1.0+inputSampleL,powFactor);
if (inputSampleR > 1.0) inputSampleR = 1.0;
else if (inputSampleR > 0.0) inputSampleR = 1.0 - pow(1.0-inputSampleR,powFactor);
if (inputSampleR < -1.0) inputSampleR = -1.0;
else if (inputSampleR < 0.0) inputSampleR = -1.0 + pow(1.0+inputSampleR,powFactor);
temp = (inputSampleL * biquad[biq_a0]) + biquad[biq_sL1];
biquad[biq_sL1] = (inputSampleL * biquad[biq_a1]) - (temp * biquad[biq_b1]) + biquad[biq_sL2];
biquad[biq_sL2] = (inputSampleL * biquad[biq_a2]) - (temp * biquad[biq_b2]);
inputSampleL = temp; //coefficient interpolating biquad filter
temp = (inputSampleR * biquad[biq_a0]) + biquad[biq_sR1];
biquad[biq_sR1] = (inputSampleR * biquad[biq_a1]) - (temp * biquad[biq_b1]) + biquad[biq_sR2];
biquad[biq_sR2] = (inputSampleR * biquad[biq_a2]) - (temp * biquad[biq_b2]);
inputSampleR = temp; //coefficient interpolating biquad filter
//encode/decode courtesy of torridgristle under the MIT license
if (inputSampleL > 1.0) inputSampleL = 1.0;
else if (inputSampleL > 0.0) inputSampleL = 1.0 - pow(1.0-inputSampleL,(1.0/powFactor));
if (inputSampleL < -1.0) inputSampleL = -1.0;
else if (inputSampleL < 0.0) inputSampleL = -1.0 + pow(1.0+inputSampleL,(1.0/powFactor));
if (inputSampleR > 1.0) inputSampleR = 1.0;
else if (inputSampleR > 0.0) inputSampleR = 1.0 - pow(1.0-inputSampleR,(1.0/powFactor));
if (inputSampleR < -1.0) inputSampleR = -1.0;
else if (inputSampleR < 0.0) inputSampleR = -1.0 + pow(1.0+inputSampleR,(1.0/powFactor));
inputSampleL *= outTrim;
inputSampleR *= outTrim;
temp = (inputSampleL * fixB[fix_a0]) + fixB[fix_sL1];
fixB[fix_sL1] = (inputSampleL * fixB[fix_a1]) - (temp * fixB[fix_b1]) + fixB[fix_sL2];
fixB[fix_sL2] = (inputSampleL * fixB[fix_a2]) - (temp * fixB[fix_b2]);
inputSampleL = temp; //fixed biquad filtering ultrasonics
temp = (inputSampleR * fixB[fix_a0]) + fixB[fix_sR1];
fixB[fix_sR1] = (inputSampleR * fixB[fix_a1]) - (temp * fixB[fix_b1]) + fixB[fix_sR2];
fixB[fix_sR2] = (inputSampleR * fixB[fix_a2]) - (temp * fixB[fix_b2]);
inputSampleR = temp; //fixed biquad filtering ultrasonics
if (wet < 1.0) {
inputSampleL = (inputSampleL*wet) + (drySampleL*(1.0-wet));
inputSampleR = (inputSampleR*wet) + (drySampleR*(1.0-wet));
}
//begin 64 bit stereo floating point dither
int expon; frexp((double)inputSampleL, &expon);
fpdL ^= fpdL << 13; fpdL ^= fpdL >> 17; fpdL ^= fpdL << 5;
inputSampleL += ((double(fpdL)-uint32_t(0x7fffffff)) * 1.1e-44l * pow(2,expon+62));
frexp((double)inputSampleR, &expon);
fpdR ^= fpdR << 13; fpdR ^= fpdR >> 17; fpdR ^= fpdR << 5;
inputSampleR += ((double(fpdR)-uint32_t(0x7fffffff)) * 1.1e-44l * pow(2,expon+62));
//end 64 bit stereo floating point dither
*out1 = inputSampleL;
*out2 = inputSampleR;
in1++;
in2++;
out1++;
out2++;
}
}

3
plugins/WinVST/YLowpass/vstplug.def Normal file
View file

@ -0,0 +1,3 @@
EXPORTS
VSTPluginMain
main=VSTPluginMain