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author | Chris Johnson <jinx6568@sover.net> | 2018-10-22 18:04:06 -0400 |
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committer | Chris Johnson <jinx6568@sover.net> | 2018-10-22 18:04:06 -0400 |
commit | 633be2e22c6648c901f08f3b4cd4e8e14ea86443 (patch) | |
tree | 1e272c3d2b5bd29636b9f9f521af62734e4df012 /plugins/LinuxVST/src/Air | |
parent | 057757aa8eb0a463caf0cdfdb5894ac5f723ff3f (diff) | |
download | airwindows-lv2-port-633be2e22c6648c901f08f3b4cd4e8e14ea86443.tar.gz airwindows-lv2-port-633be2e22c6648c901f08f3b4cd4e8e14ea86443.tar.bz2 airwindows-lv2-port-633be2e22c6648c901f08f3b4cd4e8e14ea86443.zip |
Updates (in case my plane crashes)
Diffstat (limited to 'plugins/LinuxVST/src/Air')
-rwxr-xr-x | plugins/LinuxVST/src/Air/Air.cpp | 205 | ||||
-rwxr-xr-x | plugins/LinuxVST/src/Air/Air.h | 119 | ||||
-rwxr-xr-x | plugins/LinuxVST/src/Air/AirProc.cpp | 574 |
3 files changed, 898 insertions, 0 deletions
diff --git a/plugins/LinuxVST/src/Air/Air.cpp b/plugins/LinuxVST/src/Air/Air.cpp new file mode 100755 index 0000000..ebe8adc --- /dev/null +++ b/plugins/LinuxVST/src/Air/Air.cpp @@ -0,0 +1,205 @@ +/* ======================================== + * Air - Air.h + * Copyright (c) 2016 airwindows, All rights reserved + * ======================================== */ + +#ifndef __Air_H +#include "Air.h" +#endif + +AudioEffect* createEffectInstance(audioMasterCallback audioMaster) {return new Air(audioMaster);} + +Air::Air(audioMasterCallback audioMaster) : + AudioEffectX(audioMaster, kNumPrograms, kNumParameters) +{ + airPrevAL = 0.0; + airEvenAL = 0.0; + airOddAL = 0.0; + airFactorAL = 0.0; + airPrevBL = 0.0; + airEvenBL = 0.0; + airOddBL = 0.0; + airFactorBL = 0.0; + airPrevCL = 0.0; + airEvenCL = 0.0; + airOddCL = 0.0; + airFactorCL = 0.0; + tripletPrevL = 0.0; + tripletMidL = 0.0; + tripletAL = 0.0; + tripletBL = 0.0; + tripletCL = 0.0; + tripletFactorL = 0.0; + + airPrevAR = 0.0; + airEvenAR = 0.0; + airOddAR = 0.0; + airFactorAR = 0.0; + airPrevBR = 0.0; + airEvenBR = 0.0; + airOddBR = 0.0; + airFactorBR = 0.0; + airPrevCR = 0.0; + airEvenCR = 0.0; + airOddCR = 0.0; + airFactorCR = 0.0; + tripletPrevR = 0.0; + tripletMidR = 0.0; + tripletAR = 0.0; + tripletBR = 0.0; + tripletCR = 0.0; + tripletFactorR = 0.0; + + flipA = false; + flipB = false; + flop = false; + count = 1; + + A = 0.5; + B = 0.5; + C = 0.5; + D = 0.0; + E = 1.0; + F = 1.0; + fpNShapeLA = 0.0; + fpNShapeLB = 0.0; + fpNShapeRA = 0.0; + fpNShapeRB = 0.0; + fpFlip = true; + //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 +} + +Air::~Air() {} +VstInt32 Air::getVendorVersion () {return 1000;} +void Air::setProgramName(char *name) {vst_strncpy (_programName, name, kVstMaxProgNameLen);} +void Air::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 Air::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 Air::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 Air::setParameter(VstInt32 index, float value) { + switch (index) { + case kParamA: A = value; break; + case kParamB: B = value; break; //percent. Using this value, it'll be 0-100 everywhere + 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 Air::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 Air::getParameterName(VstInt32 index, char *text) { + switch (index) { + case kParamA: vst_strncpy (text, "22K tap", kVstMaxParamStrLen); break; + case kParamB: vst_strncpy (text, "15K tap", kVstMaxParamStrLen); break; + case kParamC: vst_strncpy (text, "11K tap", kVstMaxParamStrLen); break; + case kParamD: vst_strncpy (text, "filters Q", kVstMaxParamStrLen); break; + case kParamE: vst_strncpy (text, "Output Level", 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 Air::getParameterDisplay(VstInt32 index, char *text) { + switch (index) { + case kParamA: float2string ((A*2.0)-1.0, text, kVstMaxParamStrLen); break; + case kParamB: float2string ((B*2.0)-1.0, text, kVstMaxParamStrLen); break; + case kParamC: float2string ((C*2.0)-1.0, 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 Air::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 Air::canDo(char *text) +{ return (_canDo.find(text) == _canDo.end()) ? -1: 1; } // 1 = yes, -1 = no, 0 = don't know + +bool Air::getEffectName(char* name) { + vst_strncpy(name, "Air", kVstMaxProductStrLen); return true; +} + +VstPlugCategory Air::getPlugCategory() {return kPlugCategEffect;} + +bool Air::getProductString(char* text) { + vst_strncpy (text, "airwindows Air", kVstMaxProductStrLen); return true; +} + +bool Air::getVendorString(char* text) { + vst_strncpy (text, "airwindows", kVstMaxVendorStrLen); return true; +} diff --git a/plugins/LinuxVST/src/Air/Air.h b/plugins/LinuxVST/src/Air/Air.h new file mode 100755 index 0000000..00c0b76 --- /dev/null +++ b/plugins/LinuxVST/src/Air/Air.h @@ -0,0 +1,119 @@ +/* ======================================== + * Air - Air.h + * Created 8/12/11 by SPIAdmin + * Copyright (c) 2011 __MyCompanyName__, All rights reserved + * ======================================== */ + +#ifndef __Air_H +#define __Air_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 = 'aiyr'; //Change this to what the AU identity is! + +class Air : + public AudioEffectX +{ +public: + Air(audioMasterCallback audioMaster); + ~Air(); + 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; + + double airPrevAL; + double airEvenAL; + double airOddAL; + double airFactorAL; + double airPrevBL; + double airEvenBL; + double airOddBL; + double airFactorBL; + double airPrevCL; + double airEvenCL; + double airOddCL; + double airFactorCL; + double tripletPrevL; + double tripletMidL; + double tripletAL; + double tripletBL; + double tripletCL; + double tripletFactorL; + + double airPrevAR; + double airEvenAR; + double airOddAR; + double airFactorAR; + double airPrevBR; + double airEvenBR; + double airOddBR; + double airFactorBR; + double airPrevCR; + double airEvenCR; + double airOddCR; + double airFactorCR; + double tripletPrevR; + double tripletMidR; + double tripletAR; + double tripletBR; + double tripletCR; + double tripletFactorR; + + bool flipA; + bool flipB; + bool flop; + int count; + + long double fpNShapeLA; + long double fpNShapeLB; + long double fpNShapeRA; + long double fpNShapeRB; + bool fpFlip; + //default stuff + + float A; + float B; + float C; + float D; //parameters. Always 0-1, and we scale/alter them elsewhere. + float E; + float F; + +}; + +#endif diff --git a/plugins/LinuxVST/src/Air/AirProc.cpp b/plugins/LinuxVST/src/Air/AirProc.cpp new file mode 100755 index 0000000..f73e7d8 --- /dev/null +++ b/plugins/LinuxVST/src/Air/AirProc.cpp @@ -0,0 +1,574 @@ +/* ======================================== + * Air - Air.h + * Copyright (c) 2016 airwindows, All rights reserved + * ======================================== */ + +#ifndef __Air_H +#include "Air.h" +#endif + +void Air::processReplacing(float **inputs, float **outputs, VstInt32 sampleFrames) +{ + float* in1 = inputs[0]; + float* in2 = inputs[1]; + float* out1 = outputs[0]; + float* out2 = outputs[1]; + + double hiIntensity = -pow(((A*2.0)-1.0),3)*2; + double tripletintensity = -pow(((B*2.0)-1.0),3); + double airIntensity = -pow(((C*2.0)-1.0),3)/2; + double filterQ = 2.1-D; + double output = E; + double wet = F; + double dry = 1.0-wet; + + float fpTemp; + long double fpOld = 0.618033988749894848204586; //golden ratio! + long double fpNew = 1.0 - fpOld; + + long double inputSampleL; + long double inputSampleR; + double drySampleL; + double drySampleR; + double correctionL; + double correctionR; + + while (--sampleFrames >= 0) + { + inputSampleL = *in1; + inputSampleR = *in2; + if (inputSampleL<1.2e-38 && -inputSampleL<1.2e-38) { + static int noisesource = 0; + //this declares a variable before anything else is compiled. It won't keep assigning + //it to 0 for every sample, it's as if the declaration doesn't exist in this context, + //but it lets me add this denormalization fix in a single place rather than updating + //it in three different locations. The variable isn't thread-safe but this is only + //a random seed and we can share it with whatever. + noisesource = noisesource % 1700021; noisesource++; + int residue = noisesource * noisesource; + residue = residue % 170003; residue *= residue; + residue = residue % 17011; residue *= residue; + residue = residue % 1709; residue *= residue; + residue = residue % 173; residue *= residue; + residue = residue % 17; + double applyresidue = residue; + applyresidue *= 0.00000001; + applyresidue *= 0.00000001; + inputSampleL = applyresidue; + } + if (inputSampleR<1.2e-38 && -inputSampleR<1.2e-38) { + static int noisesource = 0; + noisesource = noisesource % 1700021; noisesource++; + int residue = noisesource * noisesource; + residue = residue % 170003; residue *= residue; + residue = residue % 17011; residue *= residue; + residue = residue % 1709; residue *= residue; + residue = residue % 173; residue *= residue; + residue = residue % 17; + double applyresidue = residue; + applyresidue *= 0.00000001; + applyresidue *= 0.00000001; + inputSampleR = applyresidue; + //this denormalization routine produces a white noise at -300 dB which the noise + //shaping will interact with to produce a bipolar output, but the noise is actually + //all positive. That should stop any variables from going denormal, and the routine + //only kicks in if digital black is input. As a final touch, if you save to 24-bit + //the silence will return to being digital black again. + } + drySampleL = inputSampleL; + drySampleR = inputSampleR; + + correctionL = 0.0; + correctionR = 0.0; //from here on down, please add L and R to the code + + if (count < 1 || count > 3) count = 1; + tripletFactorL = tripletPrevL - inputSampleL; + tripletFactorR = tripletPrevR - inputSampleR; + switch (count) + { + case 1: + tripletAL += tripletFactorL; + tripletCL -= tripletFactorL; + tripletFactorL = tripletAL * tripletintensity; + tripletPrevL = tripletMidL; + tripletMidL = inputSampleL; + + tripletAR += tripletFactorR; + tripletCR -= tripletFactorR; + tripletFactorR = tripletAR * tripletintensity; + tripletPrevR = tripletMidR; + tripletMidR = inputSampleR; + break; + case 2: + tripletBL += tripletFactorL; + tripletAL -= tripletFactorL; + tripletFactorL = tripletBL * tripletintensity; + tripletPrevL = tripletMidL; + tripletMidL = inputSampleL; + + tripletBR += tripletFactorR; + tripletAR -= tripletFactorR; + tripletFactorR = tripletBR * tripletintensity; + tripletPrevR = tripletMidR; + tripletMidR = inputSampleR; + break; + case 3: + tripletCL += tripletFactorL; + tripletBL -= tripletFactorL; + tripletFactorL = tripletCL * tripletintensity; + tripletPrevL = tripletMidL; + tripletMidL = inputSampleL; + + tripletCR += tripletFactorR; + tripletBR -= tripletFactorR; + tripletFactorR = tripletCR * tripletintensity; + tripletPrevR = tripletMidR; + tripletMidR = inputSampleR; + break; + } + tripletAL /= filterQ; + tripletBL /= filterQ; + tripletCL /= filterQ; + correctionL = correctionL + tripletFactorL; + + tripletAR /= filterQ; + tripletBR /= filterQ; + tripletCR /= filterQ; + correctionR = correctionR + tripletFactorR; + + count++; + //finished Triplet section- 15K + + if (flop) + { + airFactorAL = airPrevAL - inputSampleL; + airFactorAR = airPrevAR - inputSampleR; + if (flipA) + { + airEvenAL += airFactorAL; + airOddAL -= airFactorAL; + airFactorAL = airEvenAL * airIntensity; + + airEvenAR += airFactorAR; + airOddAR -= airFactorAR; + airFactorAR = airEvenAR * airIntensity; + } + else + { + airOddAL += airFactorAL; + airEvenAL -= airFactorAL; + airFactorAL = airOddAL * airIntensity; + + airOddAR += airFactorAR; + airEvenAR -= airFactorAR; + airFactorAR = airOddAR * airIntensity; + } + airOddAL = (airOddAL - ((airOddAL - airEvenAL)/256.0)) / filterQ; + airEvenAL = (airEvenAL - ((airEvenAL - airOddAL)/256.0)) / filterQ; + airPrevAL = inputSampleL; + correctionL = correctionL + airFactorAL; + + airOddAR = (airOddAR - ((airOddAR - airEvenAR)/256.0)) / filterQ; + airEvenAR = (airEvenAR - ((airEvenAR - airOddAR)/256.0)) / filterQ; + airPrevAR = inputSampleR; + correctionR = correctionR + airFactorAR; + + flipA = !flipA; + } + else + { + airFactorBL = airPrevBL - inputSampleL; + airFactorBR = airPrevBR - inputSampleR; + if (flipB) + { + airEvenBL += airFactorBL; + airOddBL -= airFactorBL; + airFactorBL = airEvenBL * airIntensity; + + airEvenBR += airFactorBR; + airOddBR -= airFactorBR; + airFactorBR = airEvenBR * airIntensity; + } + else + { + airOddBL += airFactorBL; + airEvenBL -= airFactorBL; + airFactorBL = airOddBL * airIntensity; + + airOddBR += airFactorBR; + airEvenBR -= airFactorBR; + airFactorBR = airOddBR * airIntensity; + } + airOddBL = (airOddBL - ((airOddBL - airEvenBL)/256.0)) / filterQ; + airEvenBL = (airEvenBL - ((airEvenBL - airOddBL)/256.0)) / filterQ; + airPrevBL = inputSampleL; + correctionL = correctionL + airFactorBL; + + airOddBR = (airOddBR - ((airOddBR - airEvenBR)/256.0)) / filterQ; + airEvenBR = (airEvenBR - ((airEvenBR - airOddBR)/256.0)) / filterQ; + airPrevBR = inputSampleR; + correctionR = correctionR + airFactorBR; + + flipB = !flipB; + } + //11K one + airFactorCL = airPrevCL - inputSampleL; + airFactorCR = airPrevCR - inputSampleR; + if (flop) + { + airEvenCL += airFactorCL; + airOddCL -= airFactorCL; + airFactorCL = airEvenCL * hiIntensity; + + airEvenCR += airFactorCR; + airOddCR -= airFactorCR; + airFactorCR = airEvenCR * hiIntensity; + } + else + { + airOddCL += airFactorCL; + airEvenCL -= airFactorCL; + airFactorCL = airOddCL * hiIntensity; + + airOddCR += airFactorCR; + airEvenCR -= airFactorCR; + airFactorCR = airOddCR * hiIntensity; + } + airOddCL = (airOddCL - ((airOddCL - airEvenCL)/256.0)) / filterQ; + airEvenCL = (airEvenCL - ((airEvenCL - airOddCL)/256.0)) / filterQ; + airPrevCL = inputSampleL; + correctionL = correctionL + airFactorCL; + + airOddCR = (airOddCR - ((airOddCR - airEvenCR)/256.0)) / filterQ; + airEvenCR = (airEvenCR - ((airEvenCR - airOddCR)/256.0)) / filterQ; + airPrevCR = inputSampleR; + correctionR = correctionR + airFactorCR; + + flop = !flop; + + inputSampleL += correctionL; + inputSampleR += correctionR; + + if (output < 1.0) { + inputSampleL *= output; + inputSampleR *= output; + } + if (wet < 1.0) { + inputSampleL = (drySampleL*dry)+(inputSampleL*wet); + inputSampleR = (drySampleR*dry)+(inputSampleR*wet); + } + //nice little output stage template: if we have another scale of floating point + //number, we really don't want to meaninglessly multiply that by 1.0. + + //noise shaping to 32-bit floating point + if (fpFlip) { + fpTemp = inputSampleL; + fpNShapeLA = (fpNShapeLA*fpOld)+((inputSampleL-fpTemp)*fpNew); + inputSampleL += fpNShapeLA; + fpTemp = inputSampleR; + fpNShapeRA = (fpNShapeRA*fpOld)+((inputSampleR-fpTemp)*fpNew); + inputSampleR += fpNShapeRA; + } + else { + fpTemp = inputSampleL; + fpNShapeLB = (fpNShapeLB*fpOld)+((inputSampleL-fpTemp)*fpNew); + inputSampleL += fpNShapeLB; + fpTemp = inputSampleR; + fpNShapeRB = (fpNShapeRB*fpOld)+((inputSampleR-fpTemp)*fpNew); + inputSampleR += fpNShapeRB; + } + fpFlip = !fpFlip; + //end noise shaping on 32 bit output + + *out1 = inputSampleL; + *out2 = inputSampleR; + + *in1++; + *in2++; + *out1++; + *out2++; + } +} + +void Air::processDoubleReplacing(double **inputs, double **outputs, VstInt32 sampleFrames) +{ + double* in1 = inputs[0]; + double* in2 = inputs[1]; + double* out1 = outputs[0]; + double* out2 = outputs[1]; + + double hiIntensity = -pow(((A*2.0)-1.0),3)*2; + double tripletintensity = -pow(((B*2.0)-1.0),3); + double airIntensity = -pow(((C*2.0)-1.0),3)/2; + double filterQ = 2.1-D; + double output = E; + double wet = F; + double dry = 1.0-wet; + + double fpTemp; //this is different from singlereplacing + long double fpOld = 0.618033988749894848204586; //golden ratio! + long double fpNew = 1.0 - fpOld; + + long double inputSampleL; + long double inputSampleR; + double drySampleL; + double drySampleR; + double correctionL; + double correctionR; + + while (--sampleFrames >= 0) + { + inputSampleL = *in1; + inputSampleR = *in2; + if (inputSampleL<1.2e-38 && -inputSampleL<1.2e-38) { + static int noisesource = 0; + //this declares a variable before anything else is compiled. It won't keep assigning + //it to 0 for every sample, it's as if the declaration doesn't exist in this context, + //but it lets me add this denormalization fix in a single place rather than updating + //it in three different locations. The variable isn't thread-safe but this is only + //a random seed and we can share it with whatever. + noisesource = noisesource % 1700021; noisesource++; + int residue = noisesource * noisesource; + residue = residue % 170003; residue *= residue; + residue = residue % 17011; residue *= residue; + residue = residue % 1709; residue *= residue; + residue = residue % 173; residue *= residue; + residue = residue % 17; + double applyresidue = residue; + applyresidue *= 0.00000001; + applyresidue *= 0.00000001; + inputSampleL = applyresidue; + } + if (inputSampleR<1.2e-38 && -inputSampleR<1.2e-38) { + static int noisesource = 0; + noisesource = noisesource % 1700021; noisesource++; + int residue = noisesource * noisesource; + residue = residue % 170003; residue *= residue; + residue = residue % 17011; residue *= residue; + residue = residue % 1709; residue *= residue; + residue = residue % 173; residue *= residue; + residue = residue % 17; + double applyresidue = residue; + applyresidue *= 0.00000001; + applyresidue *= 0.00000001; + inputSampleR = applyresidue; + //this denormalization routine produces a white noise at -300 dB which the noise + //shaping will interact with to produce a bipolar output, but the noise is actually + //all positive. That should stop any variables from going denormal, and the routine + //only kicks in if digital black is input. As a final touch, if you save to 24-bit + //the silence will return to being digital black again. + } + drySampleL = inputSampleL; + drySampleR = inputSampleR; + + correctionL = 0.0; + correctionR = 0.0; //from here on down, please add L and R to the code + + if (count < 1 || count > 3) count = 1; + tripletFactorL = tripletPrevL - inputSampleL; + tripletFactorR = tripletPrevR - inputSampleR; + switch (count) + { + case 1: + tripletAL += tripletFactorL; + tripletCL -= tripletFactorL; + tripletFactorL = tripletAL * tripletintensity; + tripletPrevL = tripletMidL; + tripletMidL = inputSampleL; + + tripletAR += tripletFactorR; + tripletCR -= tripletFactorR; + tripletFactorR = tripletAR * tripletintensity; + tripletPrevR = tripletMidR; + tripletMidR = inputSampleR; + break; + case 2: + tripletBL += tripletFactorL; + tripletAL -= tripletFactorL; + tripletFactorL = tripletBL * tripletintensity; + tripletPrevL = tripletMidL; + tripletMidL = inputSampleL; + + tripletBR += tripletFactorR; + tripletAR -= tripletFactorR; + tripletFactorR = tripletBR * tripletintensity; + tripletPrevR = tripletMidR; + tripletMidR = inputSampleR; + break; + case 3: + tripletCL += tripletFactorL; + tripletBL -= tripletFactorL; + tripletFactorL = tripletCL * tripletintensity; + tripletPrevL = tripletMidL; + tripletMidL = inputSampleL; + + tripletCR += tripletFactorR; + tripletBR -= tripletFactorR; + tripletFactorR = tripletCR * tripletintensity; + tripletPrevR = tripletMidR; + tripletMidR = inputSampleR; + break; + } + tripletAL /= filterQ; + tripletBL /= filterQ; + tripletCL /= filterQ; + correctionL = correctionL + tripletFactorL; + + tripletAR /= filterQ; + tripletBR /= filterQ; + tripletCR /= filterQ; + correctionR = correctionR + tripletFactorR; + + count++; + //finished Triplet section- 15K + + if (flop) + { + airFactorAL = airPrevAL - inputSampleL; + airFactorAR = airPrevAR - inputSampleR; + if (flipA) + { + airEvenAL += airFactorAL; + airOddAL -= airFactorAL; + airFactorAL = airEvenAL * airIntensity; + + airEvenAR += airFactorAR; + airOddAR -= airFactorAR; + airFactorAR = airEvenAR * airIntensity; + } + else + { + airOddAL += airFactorAL; + airEvenAL -= airFactorAL; + airFactorAL = airOddAL * airIntensity; + + airOddAR += airFactorAR; + airEvenAR -= airFactorAR; + airFactorAR = airOddAR * airIntensity; + } + airOddAL = (airOddAL - ((airOddAL - airEvenAL)/256.0)) / filterQ; + airEvenAL = (airEvenAL - ((airEvenAL - airOddAL)/256.0)) / filterQ; + airPrevAL = inputSampleL; + correctionL = correctionL + airFactorAL; + + airOddAR = (airOddAR - ((airOddAR - airEvenAR)/256.0)) / filterQ; + airEvenAR = (airEvenAR - ((airEvenAR - airOddAR)/256.0)) / filterQ; + airPrevAR = inputSampleR; + correctionR = correctionR + airFactorAR; + + flipA = !flipA; + } + else + { + airFactorBL = airPrevBL - inputSampleL; + airFactorBR = airPrevBR - inputSampleR; + if (flipB) + { + airEvenBL += airFactorBL; + airOddBL -= airFactorBL; + airFactorBL = airEvenBL * airIntensity; + + airEvenBR += airFactorBR; + airOddBR -= airFactorBR; + airFactorBR = airEvenBR * airIntensity; + } + else + { + airOddBL += airFactorBL; + airEvenBL -= airFactorBL; + airFactorBL = airOddBL * airIntensity; + + airOddBR += airFactorBR; + airEvenBR -= airFactorBR; + airFactorBR = airOddBR * airIntensity; + } + airOddBL = (airOddBL - ((airOddBL - airEvenBL)/256.0)) / filterQ; + airEvenBL = (airEvenBL - ((airEvenBL - airOddBL)/256.0)) / filterQ; + airPrevBL = inputSampleL; + correctionL = correctionL + airFactorBL; + + airOddBR = (airOddBR - ((airOddBR - airEvenBR)/256.0)) / filterQ; + airEvenBR = (airEvenBR - ((airEvenBR - airOddBR)/256.0)) / filterQ; + airPrevBR = inputSampleR; + correctionR = correctionR + airFactorBR; + + flipB = !flipB; + } + //11K one + airFactorCL = airPrevCL - inputSampleL; + airFactorCR = airPrevCR - inputSampleR; + if (flop) + { + airEvenCL += airFactorCL; + airOddCL -= airFactorCL; + airFactorCL = airEvenCL * hiIntensity; + + airEvenCR += airFactorCR; + airOddCR -= airFactorCR; + airFactorCR = airEvenCR * hiIntensity; + } + else + { + airOddCL += airFactorCL; + airEvenCL -= airFactorCL; + airFactorCL = airOddCL * hiIntensity; + + airOddCR += airFactorCR; + airEvenCR -= airFactorCR; + airFactorCR = airOddCR * hiIntensity; + } + airOddCL = (airOddCL - ((airOddCL - airEvenCL)/256.0)) / filterQ; + airEvenCL = (airEvenCL - ((airEvenCL - airOddCL)/256.0)) / filterQ; + airPrevCL = inputSampleL; + correctionL = correctionL + airFactorCL; + + airOddCR = (airOddCR - ((airOddCR - airEvenCR)/256.0)) / filterQ; + airEvenCR = (airEvenCR - ((airEvenCR - airOddCR)/256.0)) / filterQ; + airPrevCR = inputSampleR; + correctionR = correctionR + airFactorCR; + + flop = !flop; + + inputSampleL += correctionL; + inputSampleR += correctionR; + + if (output < 1.0) { + inputSampleL *= output; + inputSampleR *= output; + } + if (wet < 1.0) { + inputSampleL = (drySampleL*dry)+(inputSampleL*wet); + inputSampleR = (drySampleR*dry)+(inputSampleR*wet); + } + //nice little output stage template: if we have another scale of floating point + //number, we really don't want to meaninglessly multiply that by 1.0. + + //noise shaping to 64-bit floating point + if (fpFlip) { + fpTemp = inputSampleL; + fpNShapeLA = (fpNShapeLA*fpOld)+((inputSampleL-fpTemp)*fpNew); + inputSampleL += fpNShapeLA; + fpTemp = inputSampleR; + fpNShapeRA = (fpNShapeRA*fpOld)+((inputSampleR-fpTemp)*fpNew); + inputSampleR += fpNShapeRA; + } + else { + fpTemp = inputSampleL; + fpNShapeLB = (fpNShapeLB*fpOld)+((inputSampleL-fpTemp)*fpNew); + inputSampleL += fpNShapeLB; + fpTemp = inputSampleR; + fpNShapeRB = (fpNShapeRB*fpOld)+((inputSampleR-fpTemp)*fpNew); + inputSampleR += fpNShapeRB; + } + fpFlip = !fpFlip; + //end noise shaping on 64 bit output + + *out1 = inputSampleL; + *out2 = inputSampleR; + + *in1++; + *in2++; + *out1++; + *out2++; + } +}
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