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492 lines
20 KiB
C++
Executable file
492 lines
20 KiB
C++
Executable file
/* ========================================
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* XRegion - XRegion.h
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* Copyright (c) 2016 airwindows, Airwindows uses the MIT license
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* ======================================== */
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#ifndef __XRegion_H
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#include "XRegion.h"
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#endif
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void XRegion::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 gain = pow(A+0.5,4);
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double high = B;
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double low = C;
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double mid = (high+low)*0.5;
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double spread = 1.001-fabs(high-low);
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biquad[0] = (pow(high,3)*20000.0)/getSampleRate();
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if (biquad[0] < 0.00009) biquad[0] = 0.00009;
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double compensation = sqrt(biquad[0])*6.4*spread;
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double clipFactor = 0.75+(biquad[0]*D*37.0);
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biquadA[0] = (pow((high+mid)*0.5,3)*20000.0)/getSampleRate();
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if (biquadA[0] < 0.00009) biquadA[0] = 0.00009;
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double compensationA = sqrt(biquadA[0])*6.4*spread;
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double clipFactorA = 0.75+(biquadA[0]*D*37.0);
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biquadB[0] = (pow(mid,3)*20000.0)/getSampleRate();
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if (biquadB[0] < 0.00009) biquadB[0] = 0.00009;
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double compensationB = sqrt(biquadB[0])*6.4*spread;
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double clipFactorB = 0.75+(biquadB[0]*D*37.0);
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biquadC[0] = (pow((mid+low)*0.5,3)*20000.0)/getSampleRate();
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if (biquadC[0] < 0.00009) biquadC[0] = 0.00009;
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double compensationC = sqrt(biquadC[0])*6.4*spread;
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double clipFactorC = 0.75+(biquadC[0]*D*37.0);
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biquadD[0] = (pow(low,3)*20000.0)/getSampleRate();
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if (biquadD[0] < 0.00009) biquadD[0] = 0.00009;
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double compensationD = sqrt(biquadD[0])*6.4*spread;
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double clipFactorD = 0.75+(biquadD[0]*D*37.0);
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double K = tan(M_PI * biquad[0]);
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double norm = 1.0 / (1.0 + K / 0.7071 + K * K);
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biquad[2] = K / 0.7071 * norm;
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biquad[4] = -biquad[2];
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biquad[5] = 2.0 * (K * K - 1.0) * norm;
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biquad[6] = (1.0 - K / 0.7071 + K * K) * norm;
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K = tan(M_PI * biquadA[0]);
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norm = 1.0 / (1.0 + K / 0.7071 + K * K);
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biquadA[2] = K / 0.7071 * norm;
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biquadA[4] = -biquadA[2];
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biquadA[5] = 2.0 * (K * K - 1.0) * norm;
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biquadA[6] = (1.0 - K / 0.7071 + K * K) * norm;
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K = tan(M_PI * biquadB[0]);
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norm = 1.0 / (1.0 + K / 0.7071 + K * K);
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biquadB[2] = K / 0.7071 * norm;
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biquadB[4] = -biquadB[2];
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biquadB[5] = 2.0 * (K * K - 1.0) * norm;
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biquadB[6] = (1.0 - K / 0.7071 + K * K) * norm;
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K = tan(M_PI * biquadC[0]);
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norm = 1.0 / (1.0 + K / 0.7071 + K * K);
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biquadC[2] = K / 0.7071 * norm;
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biquadC[4] = -biquadC[2];
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biquadC[5] = 2.0 * (K * K - 1.0) * norm;
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biquadC[6] = (1.0 - K / 0.7071 + K * K) * norm;
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K = tan(M_PI * biquadD[0]);
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norm = 1.0 / (1.0 + K / 0.7071 + K * K);
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biquadD[2] = K / 0.7071 * norm;
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biquadD[4] = -biquadD[2];
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biquadD[5] = 2.0 * (K * K - 1.0) * norm;
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biquadD[6] = (1.0 - K / 0.7071 + K * K) * norm;
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double aWet = 1.0;
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double bWet = 1.0;
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double cWet = 1.0;
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double dWet = D*4.0;
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double wet = E;
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//four-stage wet/dry control using progressive stages that bypass when not engaged
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if (dWet < 1.0) {aWet = dWet; bWet = 0.0; cWet = 0.0; dWet = 0.0;}
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else if (dWet < 2.0) {bWet = dWet - 1.0; cWet = 0.0; dWet = 0.0;}
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else if (dWet < 3.0) {cWet = dWet - 2.0; dWet = 0.0;}
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else {dWet -= 3.0;}
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//this is one way to make a little set of dry/wet stages that are successively added to the
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//output as the control is turned up. Each one independently goes from 0-1 and stays at 1
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//beyond that point: this is a way to progressively add a 'black box' sound processing
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//which lets you fall through to simpler processing at lower settings.
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double outSample = 0.0;
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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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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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if (gain != 1.0) {
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inputSampleL *= gain;
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inputSampleR *= gain;
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}
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double nukeLevelL = inputSampleL;
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double nukeLevelR = inputSampleR;
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inputSampleL *= clipFactor;
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if (inputSampleL > 1.57079633) inputSampleL = 1.57079633;
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if (inputSampleL < -1.57079633) inputSampleL = -1.57079633;
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inputSampleL = sin(inputSampleL);
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outSample = biquad[2]*inputSampleL+biquad[4]*biquad[8]-biquad[5]*biquad[9]-biquad[6]*biquad[10];
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biquad[8] = biquad[7]; biquad[7] = inputSampleL; biquad[10] = biquad[9];
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biquad[9] = outSample; //DF1 left
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inputSampleL = outSample / compensation; nukeLevelL = inputSampleL;
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inputSampleR *= clipFactor;
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if (inputSampleR > 1.57079633) inputSampleR = 1.57079633;
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if (inputSampleR < -1.57079633) inputSampleR = -1.57079633;
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inputSampleR = sin(inputSampleR);
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outSample = biquad[2]*inputSampleR+biquad[4]*biquad[12]-biquad[5]*biquad[13]-biquad[6]*biquad[14];
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biquad[12] = biquad[11]; biquad[11] = inputSampleR; biquad[14] = biquad[13];
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biquad[13] = outSample; //DF1 right
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inputSampleR = outSample / compensation; nukeLevelR = inputSampleR;
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if (aWet > 0.0) {
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inputSampleL *= clipFactorA;
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if (inputSampleL > 1.57079633) inputSampleL = 1.57079633;
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if (inputSampleL < -1.57079633) inputSampleL = -1.57079633;
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inputSampleL = sin(inputSampleL);
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outSample = biquadA[2]*inputSampleL+biquadA[4]*biquadA[8]-biquadA[5]*biquadA[9]-biquadA[6]*biquadA[10];
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biquadA[8] = biquadA[7]; biquadA[7] = inputSampleL; biquadA[10] = biquadA[9];
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biquadA[9] = outSample; //DF1 left
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inputSampleL = outSample / compensationA; inputSampleL = (inputSampleL * aWet) + (nukeLevelL * (1.0-aWet));
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nukeLevelL = inputSampleL;
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inputSampleR *= clipFactorA;
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if (inputSampleR > 1.57079633) inputSampleR = 1.57079633;
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if (inputSampleR < -1.57079633) inputSampleR = -1.57079633;
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inputSampleR = sin(inputSampleR);
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outSample = biquadA[2]*inputSampleR+biquadA[4]*biquadA[12]-biquadA[5]*biquadA[13]-biquadA[6]*biquadA[14];
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biquadA[12] = biquadA[11]; biquadA[11] = inputSampleR; biquadA[14] = biquadA[13];
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biquadA[13] = outSample; //DF1 right
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inputSampleR = outSample / compensationA; inputSampleR = (inputSampleR * aWet) + (nukeLevelR * (1.0-aWet));
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nukeLevelR = inputSampleR;
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}
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if (bWet > 0.0) {
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inputSampleL *= clipFactorB;
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if (inputSampleL > 1.57079633) inputSampleL = 1.57079633;
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if (inputSampleL < -1.57079633) inputSampleL = -1.57079633;
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inputSampleL = sin(inputSampleL);
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outSample = biquadB[2]*inputSampleL+biquadB[4]*biquadB[8]-biquadB[5]*biquadB[9]-biquadB[6]*biquadB[10];
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biquadB[8] = biquadB[7]; biquadB[7] = inputSampleL; biquadB[10] = biquadB[9];
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biquadB[9] = outSample; //DF1 left
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inputSampleL = outSample / compensationB; inputSampleL = (inputSampleL * bWet) + (nukeLevelL * (1.0-bWet));
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nukeLevelL = inputSampleL;
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inputSampleR *= clipFactorB;
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if (inputSampleR > 1.57079633) inputSampleR = 1.57079633;
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if (inputSampleR < -1.57079633) inputSampleR = -1.57079633;
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inputSampleR = sin(inputSampleR);
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outSample = biquadB[2]*inputSampleR+biquadB[4]*biquadB[12]-biquadB[5]*biquadB[13]-biquadB[6]*biquadB[14];
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biquadB[12] = biquadB[11]; biquadB[11] = inputSampleR; biquadB[14] = biquadB[13];
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biquadB[13] = outSample; //DF1 right
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inputSampleR = outSample / compensationB; inputSampleR = (inputSampleR * bWet) + (nukeLevelR * (1.0-bWet));
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nukeLevelR = inputSampleR;
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}
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if (cWet > 0.0) {
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inputSampleL *= clipFactorC;
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if (inputSampleL > 1.57079633) inputSampleL = 1.57079633;
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if (inputSampleL < -1.57079633) inputSampleL = -1.57079633;
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inputSampleL = sin(inputSampleL);
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outSample = biquadC[2]*inputSampleL+biquadC[4]*biquadC[8]-biquadC[5]*biquadC[9]-biquadC[6]*biquadC[10];
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biquadC[8] = biquadC[7]; biquadC[7] = inputSampleL; biquadC[10] = biquadC[9];
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biquadC[9] = outSample; //DF1 left
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inputSampleL = outSample / compensationC; inputSampleL = (inputSampleL * cWet) + (nukeLevelL * (1.0-cWet));
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nukeLevelL = inputSampleL;
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inputSampleR *= clipFactorC;
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if (inputSampleR > 1.57079633) inputSampleR = 1.57079633;
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if (inputSampleR < -1.57079633) inputSampleR = -1.57079633;
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inputSampleR = sin(inputSampleR);
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outSample = biquadC[2]*inputSampleR+biquadC[4]*biquadC[12]-biquadC[5]*biquadC[13]-biquadC[6]*biquadC[14];
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biquadC[12] = biquadC[11]; biquadC[11] = inputSampleR; biquadC[14] = biquadC[13];
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biquadC[13] = outSample; //DF1 right
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inputSampleR = outSample / compensationC; inputSampleR = (inputSampleR * cWet) + (nukeLevelR * (1.0-cWet));
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nukeLevelR = inputSampleR;
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}
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if (dWet > 0.0) {
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inputSampleL *= clipFactorD;
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if (inputSampleL > 1.57079633) inputSampleL = 1.57079633;
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if (inputSampleL < -1.57079633) inputSampleL = -1.57079633;
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inputSampleL = sin(inputSampleL);
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outSample = biquadD[2]*inputSampleL+biquadD[4]*biquadD[8]-biquadD[5]*biquadD[9]-biquadD[6]*biquadD[10];
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biquadD[8] = biquadD[7]; biquadD[7] = inputSampleL; biquadD[10] = biquadD[9];
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biquadD[9] = outSample; //DF1 left
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inputSampleL = outSample / compensationD; inputSampleL = (inputSampleL * dWet) + (nukeLevelL * (1.0-dWet));
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nukeLevelL = inputSampleL;
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inputSampleR *= clipFactorD;
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if (inputSampleR > 1.57079633) inputSampleR = 1.57079633;
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if (inputSampleR < -1.57079633) inputSampleR = -1.57079633;
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inputSampleR = sin(inputSampleR);
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outSample = biquadD[2]*inputSampleR+biquadD[4]*biquadD[12]-biquadD[5]*biquadD[13]-biquadD[6]*biquadD[14];
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biquadD[12] = biquadD[11]; biquadD[11] = inputSampleR; biquadD[14] = biquadD[13];
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biquadD[13] = outSample; //DF1 right
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inputSampleR = outSample / compensationD; inputSampleR = (inputSampleR * dWet) + (nukeLevelR * (1.0-dWet));
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nukeLevelR = inputSampleR;
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}
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if (inputSampleL > 1.57079633) inputSampleL = 1.57079633;
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if (inputSampleL < -1.57079633) inputSampleL = -1.57079633;
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inputSampleL = sin(inputSampleL);
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if (inputSampleR > 1.57079633) inputSampleR = 1.57079633;
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if (inputSampleR < -1.57079633) inputSampleR = -1.57079633;
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inputSampleR = sin(inputSampleR);
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if (wet < 1.0) {
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inputSampleL = (drySampleL * (1.0-wet))+(inputSampleL * wet);
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inputSampleR = (drySampleR * (1.0-wet))+(inputSampleR * 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 XRegion::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 gain = pow(A+0.5,4);
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double high = B;
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double low = C;
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double mid = (high+low)*0.5;
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double spread = 1.001-fabs(high-low);
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biquad[0] = (pow(high,3)*20000.0)/getSampleRate();
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if (biquad[0] < 0.00009) biquad[0] = 0.00009;
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double compensation = sqrt(biquad[0])*6.4*spread;
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double clipFactor = 0.75+(biquad[0]*D*37.0);
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biquadA[0] = (pow((high+mid)*0.5,3)*20000.0)/getSampleRate();
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if (biquadA[0] < 0.00009) biquadA[0] = 0.00009;
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double compensationA = sqrt(biquadA[0])*6.4*spread;
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double clipFactorA = 0.75+(biquadA[0]*D*37.0);
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biquadB[0] = (pow(mid,3)*20000.0)/getSampleRate();
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if (biquadB[0] < 0.00009) biquadB[0] = 0.00009;
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double compensationB = sqrt(biquadB[0])*6.4*spread;
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double clipFactorB = 0.75+(biquadB[0]*D*37.0);
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biquadC[0] = (pow((mid+low)*0.5,3)*20000.0)/getSampleRate();
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if (biquadC[0] < 0.00009) biquadC[0] = 0.00009;
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double compensationC = sqrt(biquadC[0])*6.4*spread;
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double clipFactorC = 0.75+(biquadC[0]*D*37.0);
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biquadD[0] = (pow(low,3)*20000.0)/getSampleRate();
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if (biquadD[0] < 0.00009) biquadD[0] = 0.00009;
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double compensationD = sqrt(biquadD[0])*6.4*spread;
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double clipFactorD = 0.75+(biquadD[0]*D*37.0);
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double K = tan(M_PI * biquad[0]);
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double norm = 1.0 / (1.0 + K / 0.7071 + K * K);
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biquad[2] = K / 0.7071 * norm;
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biquad[4] = -biquad[2];
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biquad[5] = 2.0 * (K * K - 1.0) * norm;
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biquad[6] = (1.0 - K / 0.7071 + K * K) * norm;
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K = tan(M_PI * biquadA[0]);
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norm = 1.0 / (1.0 + K / 0.7071 + K * K);
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biquadA[2] = K / 0.7071 * norm;
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biquadA[4] = -biquadA[2];
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biquadA[5] = 2.0 * (K * K - 1.0) * norm;
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biquadA[6] = (1.0 - K / 0.7071 + K * K) * norm;
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K = tan(M_PI * biquadB[0]);
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norm = 1.0 / (1.0 + K / 0.7071 + K * K);
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biquadB[2] = K / 0.7071 * norm;
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biquadB[4] = -biquadB[2];
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biquadB[5] = 2.0 * (K * K - 1.0) * norm;
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biquadB[6] = (1.0 - K / 0.7071 + K * K) * norm;
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K = tan(M_PI * biquadC[0]);
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norm = 1.0 / (1.0 + K / 0.7071 + K * K);
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biquadC[2] = K / 0.7071 * norm;
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biquadC[4] = -biquadC[2];
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biquadC[5] = 2.0 * (K * K - 1.0) * norm;
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biquadC[6] = (1.0 - K / 0.7071 + K * K) * norm;
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K = tan(M_PI * biquadD[0]);
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norm = 1.0 / (1.0 + K / 0.7071 + K * K);
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biquadD[2] = K / 0.7071 * norm;
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biquadD[4] = -biquadD[2];
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biquadD[5] = 2.0 * (K * K - 1.0) * norm;
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biquadD[6] = (1.0 - K / 0.7071 + K * K) * norm;
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double aWet = 1.0;
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double bWet = 1.0;
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double cWet = 1.0;
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double dWet = D*4.0;
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double wet = E;
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//four-stage wet/dry control using progressive stages that bypass when not engaged
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if (dWet < 1.0) {aWet = dWet; bWet = 0.0; cWet = 0.0; dWet = 0.0;}
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else if (dWet < 2.0) {bWet = dWet - 1.0; cWet = 0.0; dWet = 0.0;}
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else if (dWet < 3.0) {cWet = dWet - 2.0; dWet = 0.0;}
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else {dWet -= 3.0;}
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//this is one way to make a little set of dry/wet stages that are successively added to the
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//output as the control is turned up. Each one independently goes from 0-1 and stays at 1
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//beyond that point: this is a way to progressively add a 'black box' sound processing
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//which lets you fall through to simpler processing at lower settings.
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double outSample = 0.0;
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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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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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if (gain != 1.0) {
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inputSampleL *= gain;
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inputSampleR *= gain;
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}
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double nukeLevelL = inputSampleL;
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double nukeLevelR = inputSampleR;
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inputSampleL *= clipFactor;
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if (inputSampleL > 1.57079633) inputSampleL = 1.57079633;
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if (inputSampleL < -1.57079633) inputSampleL = -1.57079633;
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inputSampleL = sin(inputSampleL);
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outSample = biquad[2]*inputSampleL+biquad[4]*biquad[8]-biquad[5]*biquad[9]-biquad[6]*biquad[10];
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biquad[8] = biquad[7]; biquad[7] = inputSampleL; biquad[10] = biquad[9];
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biquad[9] = outSample; //DF1 left
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inputSampleL = outSample / compensation; nukeLevelL = inputSampleL;
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inputSampleR *= clipFactor;
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if (inputSampleR > 1.57079633) inputSampleR = 1.57079633;
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if (inputSampleR < -1.57079633) inputSampleR = -1.57079633;
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inputSampleR = sin(inputSampleR);
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outSample = biquad[2]*inputSampleR+biquad[4]*biquad[12]-biquad[5]*biquad[13]-biquad[6]*biquad[14];
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biquad[12] = biquad[11]; biquad[11] = inputSampleR; biquad[14] = biquad[13];
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biquad[13] = outSample; //DF1 right
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inputSampleR = outSample / compensation; nukeLevelR = inputSampleR;
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if (aWet > 0.0) {
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inputSampleL *= clipFactorA;
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if (inputSampleL > 1.57079633) inputSampleL = 1.57079633;
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if (inputSampleL < -1.57079633) inputSampleL = -1.57079633;
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inputSampleL = sin(inputSampleL);
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outSample = biquadA[2]*inputSampleL+biquadA[4]*biquadA[8]-biquadA[5]*biquadA[9]-biquadA[6]*biquadA[10];
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biquadA[8] = biquadA[7]; biquadA[7] = inputSampleL; biquadA[10] = biquadA[9];
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biquadA[9] = outSample; //DF1 left
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inputSampleL = outSample / compensationA; inputSampleL = (inputSampleL * aWet) + (nukeLevelL * (1.0-aWet));
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nukeLevelL = inputSampleL;
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|
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inputSampleR *= clipFactorA;
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if (inputSampleR > 1.57079633) inputSampleR = 1.57079633;
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if (inputSampleR < -1.57079633) inputSampleR = -1.57079633;
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inputSampleR = sin(inputSampleR);
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outSample = biquadA[2]*inputSampleR+biquadA[4]*biquadA[12]-biquadA[5]*biquadA[13]-biquadA[6]*biquadA[14];
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biquadA[12] = biquadA[11]; biquadA[11] = inputSampleR; biquadA[14] = biquadA[13];
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biquadA[13] = outSample; //DF1 right
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inputSampleR = outSample / compensationA; inputSampleR = (inputSampleR * aWet) + (nukeLevelR * (1.0-aWet));
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nukeLevelR = inputSampleR;
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}
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if (bWet > 0.0) {
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inputSampleL *= clipFactorB;
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if (inputSampleL > 1.57079633) inputSampleL = 1.57079633;
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if (inputSampleL < -1.57079633) inputSampleL = -1.57079633;
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inputSampleL = sin(inputSampleL);
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outSample = biquadB[2]*inputSampleL+biquadB[4]*biquadB[8]-biquadB[5]*biquadB[9]-biquadB[6]*biquadB[10];
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biquadB[8] = biquadB[7]; biquadB[7] = inputSampleL; biquadB[10] = biquadB[9];
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biquadB[9] = outSample; //DF1 left
|
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inputSampleL = outSample / compensationB; inputSampleL = (inputSampleL * bWet) + (nukeLevelL * (1.0-bWet));
|
|
nukeLevelL = inputSampleL;
|
|
|
|
inputSampleR *= clipFactorB;
|
|
if (inputSampleR > 1.57079633) inputSampleR = 1.57079633;
|
|
if (inputSampleR < -1.57079633) inputSampleR = -1.57079633;
|
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inputSampleR = sin(inputSampleR);
|
|
outSample = biquadB[2]*inputSampleR+biquadB[4]*biquadB[12]-biquadB[5]*biquadB[13]-biquadB[6]*biquadB[14];
|
|
biquadB[12] = biquadB[11]; biquadB[11] = inputSampleR; biquadB[14] = biquadB[13];
|
|
biquadB[13] = outSample; //DF1 right
|
|
inputSampleR = outSample / compensationB; inputSampleR = (inputSampleR * bWet) + (nukeLevelR * (1.0-bWet));
|
|
nukeLevelR = inputSampleR;
|
|
}
|
|
if (cWet > 0.0) {
|
|
inputSampleL *= clipFactorC;
|
|
if (inputSampleL > 1.57079633) inputSampleL = 1.57079633;
|
|
if (inputSampleL < -1.57079633) inputSampleL = -1.57079633;
|
|
inputSampleL = sin(inputSampleL);
|
|
outSample = biquadC[2]*inputSampleL+biquadC[4]*biquadC[8]-biquadC[5]*biquadC[9]-biquadC[6]*biquadC[10];
|
|
biquadC[8] = biquadC[7]; biquadC[7] = inputSampleL; biquadC[10] = biquadC[9];
|
|
biquadC[9] = outSample; //DF1 left
|
|
inputSampleL = outSample / compensationC; inputSampleL = (inputSampleL * cWet) + (nukeLevelL * (1.0-cWet));
|
|
nukeLevelL = inputSampleL;
|
|
|
|
inputSampleR *= clipFactorC;
|
|
if (inputSampleR > 1.57079633) inputSampleR = 1.57079633;
|
|
if (inputSampleR < -1.57079633) inputSampleR = -1.57079633;
|
|
inputSampleR = sin(inputSampleR);
|
|
outSample = biquadC[2]*inputSampleR+biquadC[4]*biquadC[12]-biquadC[5]*biquadC[13]-biquadC[6]*biquadC[14];
|
|
biquadC[12] = biquadC[11]; biquadC[11] = inputSampleR; biquadC[14] = biquadC[13];
|
|
biquadC[13] = outSample; //DF1 right
|
|
inputSampleR = outSample / compensationC; inputSampleR = (inputSampleR * cWet) + (nukeLevelR * (1.0-cWet));
|
|
nukeLevelR = inputSampleR;
|
|
}
|
|
if (dWet > 0.0) {
|
|
inputSampleL *= clipFactorD;
|
|
if (inputSampleL > 1.57079633) inputSampleL = 1.57079633;
|
|
if (inputSampleL < -1.57079633) inputSampleL = -1.57079633;
|
|
inputSampleL = sin(inputSampleL);
|
|
outSample = biquadD[2]*inputSampleL+biquadD[4]*biquadD[8]-biquadD[5]*biquadD[9]-biquadD[6]*biquadD[10];
|
|
biquadD[8] = biquadD[7]; biquadD[7] = inputSampleL; biquadD[10] = biquadD[9];
|
|
biquadD[9] = outSample; //DF1 left
|
|
inputSampleL = outSample / compensationD; inputSampleL = (inputSampleL * dWet) + (nukeLevelL * (1.0-dWet));
|
|
nukeLevelL = inputSampleL;
|
|
|
|
inputSampleR *= clipFactorD;
|
|
if (inputSampleR > 1.57079633) inputSampleR = 1.57079633;
|
|
if (inputSampleR < -1.57079633) inputSampleR = -1.57079633;
|
|
inputSampleR = sin(inputSampleR);
|
|
outSample = biquadD[2]*inputSampleR+biquadD[4]*biquadD[12]-biquadD[5]*biquadD[13]-biquadD[6]*biquadD[14];
|
|
biquadD[12] = biquadD[11]; biquadD[11] = inputSampleR; biquadD[14] = biquadD[13];
|
|
biquadD[13] = outSample; //DF1 right
|
|
inputSampleR = outSample / compensationD; inputSampleR = (inputSampleR * dWet) + (nukeLevelR * (1.0-dWet));
|
|
nukeLevelR = inputSampleR;
|
|
}
|
|
|
|
if (inputSampleL > 1.57079633) inputSampleL = 1.57079633;
|
|
if (inputSampleL < -1.57079633) inputSampleL = -1.57079633;
|
|
inputSampleL = sin(inputSampleL);
|
|
if (inputSampleR > 1.57079633) inputSampleR = 1.57079633;
|
|
if (inputSampleR < -1.57079633) inputSampleR = -1.57079633;
|
|
inputSampleR = sin(inputSampleR);
|
|
|
|
if (wet < 1.0) {
|
|
inputSampleL = (drySampleL * (1.0-wet))+(inputSampleL * wet);
|
|
inputSampleR = (drySampleR * (1.0-wet))+(inputSampleR * 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++;
|
|
}
|
|
}
|