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125 lines
3.9 KiB
C++
Executable file
125 lines
3.9 KiB
C++
Executable file
/* ========================================
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* RawTimbers - RawTimbers.h
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* Copyright (c) 2016 airwindows, Airwindows uses the MIT license
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* ======================================== */
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#ifndef __RawTimbers_H
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#include "RawTimbers.h"
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#endif
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void RawTimbers::processReplacing(float **inputs, float **outputs, VstInt32 sampleFrames)
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{
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float* in1 = inputs[0];
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float* in2 = inputs[1];
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float* out1 = outputs[0];
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float* out2 = outputs[1];
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int processing = (VstInt32)( A * 1.999 );
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bool highres = false;
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if (processing == 1) highres = true;
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float scaleFactor;
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if (highres) scaleFactor = 8388608.0;
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else scaleFactor = 32768.0;
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float derez = B;
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if (derez > 0.0) scaleFactor *= pow(1.0-derez,6);
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if (scaleFactor < 0.0001) scaleFactor = 0.0001;
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float outScale = scaleFactor;
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if (outScale < 8.0) outScale = 8.0;
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while (--sampleFrames >= 0)
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{
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double inputSampleL = *in1;
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double inputSampleR = *in2;
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if (fabs(inputSampleL)<1.18e-23) inputSampleL = fpdL * 1.18e-17;
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fpdL ^= fpdL << 13; fpdL ^= fpdL >> 17; fpdL ^= fpdL << 5;
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if (fabs(inputSampleR)<1.18e-23) inputSampleR = fpdR * 1.18e-17;
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fpdR ^= fpdR << 13; fpdR ^= fpdR >> 17; fpdR ^= fpdR << 5;
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inputSampleL *= scaleFactor;
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inputSampleR *= scaleFactor;
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double outputSampleL;
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double outputSampleR;
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inputSampleL += 0.381966011250105;
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inputSampleR += 0.381966011250105;
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if ((lastSampleL+lastSampleL) >= (inputSampleL+lastSample2L)) outputSampleL = floor(lastSampleL);
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else outputSampleL = floor(lastSampleL+1.0); //round down or up based on whether it softens treble angles
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if ((lastSampleR+lastSampleR) >= (inputSampleR+lastSample2R)) outputSampleR = floor(lastSampleR);
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else outputSampleR = floor(lastSampleR+1.0); //round down or up based on whether it softens treble angles
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lastSample2L = lastSampleL;
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lastSampleL = inputSampleL; //we retain three samples in a row
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lastSample2R = lastSampleR;
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lastSampleR = inputSampleR; //we retain three samples in a row
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*out1 = outputSampleL / outScale;
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*out2 = outputSampleR / outScale;
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*in1++;
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*in2++;
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*out1++;
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*out2++;
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}
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}
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void RawTimbers::processDoubleReplacing(double **inputs, double **outputs, VstInt32 sampleFrames)
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{
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double* in1 = inputs[0];
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double* in2 = inputs[1];
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double* out1 = outputs[0];
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double* out2 = outputs[1];
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int processing = (VstInt32)( A * 1.999 );
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bool highres = false;
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if (processing == 1) highres = true;
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float scaleFactor;
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if (highres) scaleFactor = 8388608.0;
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else scaleFactor = 32768.0;
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float derez = B;
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if (derez > 0.0) scaleFactor *= pow(1.0-derez,6);
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if (scaleFactor < 0.0001) scaleFactor = 0.0001;
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float outScale = scaleFactor;
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if (outScale < 8.0) outScale = 8.0;
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while (--sampleFrames >= 0)
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{
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double inputSampleL = *in1;
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double inputSampleR = *in2;
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if (fabs(inputSampleL)<1.18e-23) inputSampleL = fpdL * 1.18e-17;
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fpdL ^= fpdL << 13; fpdL ^= fpdL >> 17; fpdL ^= fpdL << 5;
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if (fabs(inputSampleR)<1.18e-23) inputSampleR = fpdR * 1.18e-17;
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fpdR ^= fpdR << 13; fpdR ^= fpdR >> 17; fpdR ^= fpdR << 5;
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inputSampleL *= scaleFactor;
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inputSampleR *= scaleFactor;
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double outputSampleL;
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double outputSampleR;
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inputSampleL += 0.381966011250105;
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inputSampleR += 0.381966011250105;
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if ((lastSampleL+lastSampleL) >= (inputSampleL+lastSample2L)) outputSampleL = floor(lastSampleL);
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else outputSampleL = floor(lastSampleL+1.0); //round down or up based on whether it softens treble angles
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if ((lastSampleR+lastSampleR) >= (inputSampleR+lastSample2R)) outputSampleR = floor(lastSampleR);
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else outputSampleR = floor(lastSampleR+1.0); //round down or up based on whether it softens treble angles
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lastSample2L = lastSampleL;
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lastSampleL = inputSampleL; //we retain three samples in a row
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lastSample2R = lastSampleR;
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lastSampleR = inputSampleR; //we retain three samples in a row
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*out1 = outputSampleL / outScale;
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*out2 = outputSampleR / outScale;
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*in1++;
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*in2++;
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*out1++;
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*out2++;
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}
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}
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