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280 lines
8.1 KiB
C++
Executable file
280 lines
8.1 KiB
C++
Executable file
/* ========================================
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* Cojones - Cojones.h
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* Copyright (c) 2016 airwindows, Airwindows uses the MIT license
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* ======================================== */
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#ifndef __Cojones_H
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#include "Cojones.h"
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#endif
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void Cojones::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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double breathy = A*2.0;
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double cojones = B*2.0;
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double body = C*2.0;
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double output = D;
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double wet = E;
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double averageL[5];
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double averageR[5];
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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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if (fabs(inputSampleR)<1.18e-23) inputSampleR = fpdR * 1.18e-17;
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double drySampleL = inputSampleL;
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double drySampleR = inputSampleR;
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//begin L
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storedL[1] = storedL[0];
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storedL[0] = inputSampleL;
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diffL[5] = diffL[4];
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diffL[4] = diffL[3];
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diffL[3] = diffL[2];
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diffL[2] = diffL[1];
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diffL[1] = diffL[0];
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diffL[0] = storedL[0] - storedL[1];
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averageL[0] = diffL[0] + diffL[1];
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averageL[1] = averageL[0] + diffL[2];
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averageL[2] = averageL[1] + diffL[3];
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averageL[3] = averageL[2] + diffL[4];
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averageL[4] = averageL[3] + diffL[5];
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averageL[0] /= 2.0;
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averageL[1] /= 3.0;
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averageL[2] /= 4.0;
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averageL[3] /= 5.0;
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averageL[4] /= 6.0;
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double meanA = diffL[0];
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double meanB = diffL[0];
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if (fabs(averageL[4]) < fabs(meanB)) {meanA = meanB; meanB = averageL[4];}
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if (fabs(averageL[3]) < fabs(meanB)) {meanA = meanB; meanB = averageL[3];}
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if (fabs(averageL[2]) < fabs(meanB)) {meanA = meanB; meanB = averageL[2];}
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if (fabs(averageL[1]) < fabs(meanB)) {meanA = meanB; meanB = averageL[1];}
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if (fabs(averageL[0]) < fabs(meanB)) {meanA = meanB; meanB = averageL[0];}
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double meanOut = ((meanA+meanB)/2.0);
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storedL[0] = (storedL[1] + meanOut);
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double outputSample = storedL[0]*body;
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//presubtract cojones
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outputSample += (((inputSampleL - storedL[0])-averageL[1])*cojones);
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outputSample += (averageL[1]*breathy);
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inputSampleL = outputSample;
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//end L
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//begin R
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storedR[1] = storedR[0];
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storedR[0] = inputSampleR;
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diffR[5] = diffR[4];
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diffR[4] = diffR[3];
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diffR[3] = diffR[2];
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diffR[2] = diffR[1];
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diffR[1] = diffR[0];
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diffR[0] = storedR[0] - storedR[1];
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averageR[0] = diffR[0] + diffR[1];
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averageR[1] = averageR[0] + diffR[2];
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averageR[2] = averageR[1] + diffR[3];
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averageR[3] = averageR[2] + diffR[4];
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averageR[4] = averageR[3] + diffR[5];
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averageR[0] /= 2.0;
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averageR[1] /= 3.0;
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averageR[2] /= 4.0;
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averageR[3] /= 5.0;
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averageR[4] /= 6.0;
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meanA = diffR[0];
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meanB = diffR[0];
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if (fabs(averageR[4]) < fabs(meanB)) {meanA = meanB; meanB = averageR[4];}
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if (fabs(averageR[3]) < fabs(meanB)) {meanA = meanB; meanB = averageR[3];}
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if (fabs(averageR[2]) < fabs(meanB)) {meanA = meanB; meanB = averageR[2];}
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if (fabs(averageR[1]) < fabs(meanB)) {meanA = meanB; meanB = averageR[1];}
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if (fabs(averageR[0]) < fabs(meanB)) {meanA = meanB; meanB = averageR[0];}
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meanOut = ((meanA+meanB)/2.0);
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storedR[0] = (storedR[1] + meanOut);
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outputSample = storedR[0]*body;
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//presubtract cojones
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outputSample += (((inputSampleR - storedR[0])-averageR[1])*cojones);
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outputSample += (averageR[1]*breathy);
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inputSampleR = outputSample;
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//end R
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if (output < 1.0) {
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inputSampleL *= output;
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inputSampleR *= output;
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}
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if (wet < 1.0) {
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inputSampleL = (inputSampleL * wet) + (drySampleL * (1.0-wet));
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inputSampleR = (inputSampleR * wet) + (drySampleR * (1.0-wet));
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}
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//begin 32 bit stereo floating point dither
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int expon; frexpf((float)inputSampleL, &expon);
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fpdL ^= fpdL << 13; fpdL ^= fpdL >> 17; fpdL ^= fpdL << 5;
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inputSampleL += ((double(fpdL)-uint32_t(0x7fffffff)) * 5.5e-36l * pow(2,expon+62));
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frexpf((float)inputSampleR, &expon);
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fpdR ^= fpdR << 13; fpdR ^= fpdR >> 17; fpdR ^= fpdR << 5;
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inputSampleR += ((double(fpdR)-uint32_t(0x7fffffff)) * 5.5e-36l * pow(2,expon+62));
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//end 32 bit stereo floating point dither
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*out1 = inputSampleL;
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*out2 = inputSampleR;
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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 Cojones::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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double breathy = A*2.0;
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double cojones = B*2.0;
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double body = C*2.0;
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double output = D;
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double wet = E;
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double averageL[5];
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double averageR[5];
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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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if (fabs(inputSampleR)<1.18e-23) inputSampleR = fpdR * 1.18e-17;
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double drySampleL = inputSampleL;
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double drySampleR = inputSampleR;
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//begin L
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storedL[1] = storedL[0];
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storedL[0] = inputSampleL;
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diffL[5] = diffL[4];
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diffL[4] = diffL[3];
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diffL[3] = diffL[2];
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diffL[2] = diffL[1];
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diffL[1] = diffL[0];
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diffL[0] = storedL[0] - storedL[1];
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averageL[0] = diffL[0] + diffL[1];
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averageL[1] = averageL[0] + diffL[2];
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averageL[2] = averageL[1] + diffL[3];
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averageL[3] = averageL[2] + diffL[4];
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averageL[4] = averageL[3] + diffL[5];
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averageL[0] /= 2.0;
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averageL[1] /= 3.0;
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averageL[2] /= 4.0;
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averageL[3] /= 5.0;
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averageL[4] /= 6.0;
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double meanA = diffL[0];
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double meanB = diffL[0];
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if (fabs(averageL[4]) < fabs(meanB)) {meanA = meanB; meanB = averageL[4];}
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if (fabs(averageL[3]) < fabs(meanB)) {meanA = meanB; meanB = averageL[3];}
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if (fabs(averageL[2]) < fabs(meanB)) {meanA = meanB; meanB = averageL[2];}
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if (fabs(averageL[1]) < fabs(meanB)) {meanA = meanB; meanB = averageL[1];}
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if (fabs(averageL[0]) < fabs(meanB)) {meanA = meanB; meanB = averageL[0];}
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double meanOut = ((meanA+meanB)/2.0);
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storedL[0] = (storedL[1] + meanOut);
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double outputSample = storedL[0]*body;
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//presubtract cojones
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outputSample += (((inputSampleL - storedL[0])-averageL[1])*cojones);
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outputSample += (averageL[1]*breathy);
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inputSampleL = outputSample;
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//end L
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//begin R
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storedR[1] = storedR[0];
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storedR[0] = inputSampleR;
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diffR[5] = diffR[4];
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diffR[4] = diffR[3];
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diffR[3] = diffR[2];
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diffR[2] = diffR[1];
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diffR[1] = diffR[0];
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diffR[0] = storedR[0] - storedR[1];
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averageR[0] = diffR[0] + diffR[1];
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averageR[1] = averageR[0] + diffR[2];
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averageR[2] = averageR[1] + diffR[3];
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averageR[3] = averageR[2] + diffR[4];
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averageR[4] = averageR[3] + diffR[5];
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averageR[0] /= 2.0;
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averageR[1] /= 3.0;
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averageR[2] /= 4.0;
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averageR[3] /= 5.0;
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averageR[4] /= 6.0;
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meanA = diffR[0];
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meanB = diffR[0];
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if (fabs(averageR[4]) < fabs(meanB)) {meanA = meanB; meanB = averageR[4];}
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if (fabs(averageR[3]) < fabs(meanB)) {meanA = meanB; meanB = averageR[3];}
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if (fabs(averageR[2]) < fabs(meanB)) {meanA = meanB; meanB = averageR[2];}
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if (fabs(averageR[1]) < fabs(meanB)) {meanA = meanB; meanB = averageR[1];}
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if (fabs(averageR[0]) < fabs(meanB)) {meanA = meanB; meanB = averageR[0];}
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meanOut = ((meanA+meanB)/2.0);
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storedR[0] = (storedR[1] + meanOut);
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outputSample = storedR[0]*body;
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//presubtract cojones
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outputSample += (((inputSampleR - storedR[0])-averageR[1])*cojones);
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outputSample += (averageR[1]*breathy);
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inputSampleR = outputSample;
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//end R
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if (output < 1.0) {
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inputSampleL *= output;
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inputSampleR *= output;
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}
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if (wet < 1.0) {
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inputSampleL = (inputSampleL * wet) + (drySampleL * (1.0-wet));
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inputSampleR = (inputSampleR * wet) + (drySampleR * (1.0-wet));
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}
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//begin 64 bit stereo floating point dither
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//int expon; frexp((double)inputSampleL, &expon);
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fpdL ^= fpdL << 13; fpdL ^= fpdL >> 17; fpdL ^= fpdL << 5;
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//inputSampleL += ((double(fpdL)-uint32_t(0x7fffffff)) * 1.1e-44l * pow(2,expon+62));
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//frexp((double)inputSampleR, &expon);
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fpdR ^= fpdR << 13; fpdR ^= fpdR >> 17; fpdR ^= fpdR << 5;
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//inputSampleR += ((double(fpdR)-uint32_t(0x7fffffff)) * 1.1e-44l * pow(2,expon+62));
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//end 64 bit stereo floating point dither
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*out1 = inputSampleL;
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*out2 = inputSampleR;
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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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