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450 lines
19 KiB
C++
Executable file
450 lines
19 KiB
C++
Executable file
/* ========================================
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* MackEQ - MackEQ.h
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* Copyright (c) 2016 airwindows, Airwindows uses the MIT license
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* ======================================== */
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#ifndef __MackEQ_H
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#include "MackEQ.h"
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#endif
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void MackEQ::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 overallscale = 1.0;
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overallscale /= 44100.0;
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overallscale *= getSampleRate();
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double inTrim = A*10.0;
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inTrim *= inTrim;
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double gainHigh = pow(B,2)*4.0;
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double outHigh = sqrt(B);
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double gainBass = pow(C,2)*4.0;
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double outBass = sqrt(C);
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double outPad = D;
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double wet = E;
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double iirAmountA = 0.001860867/overallscale;
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double iirAmountB = 0.000287496/overallscale;
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double iirBassMid = 0.159/overallscale;
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double iirMidHigh = 0.236/overallscale;
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biquadD[0] = biquadC[0] = biquadB[0] = biquadA[0] = 19160.0 / getSampleRate();
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biquadA[1] = 0.431684981684982;
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biquadB[1] = 1.1582298;
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biquadC[1] = 0.657027382751269;
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biquadD[1] = 1.076210852946577;
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double K = tan(M_PI * biquadA[0]); //lowpass
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double norm = 1.0 / (1.0 + K / biquadA[1] + K * K);
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biquadA[2] = K * K * norm;
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biquadA[3] = 2.0 * biquadA[2];
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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 / biquadA[1] + K * K) * norm;
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K = tan(M_PI * biquadB[0]);
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norm = 1.0 / (1.0 + K / biquadB[1] + K * K);
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biquadB[2] = K * K * norm;
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biquadB[3] = 2.0 * biquadB[2];
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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 / biquadB[1] + K * K) * norm;
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K = tan(M_PI * biquadC[0]);
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norm = 1.0 / (1.0 + K / biquadC[1] + K * K);
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biquadC[2] = K * K * norm;
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biquadC[3] = 2.0 * biquadC[2];
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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 / biquadC[1] + K * K) * norm;
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K = tan(M_PI * biquadD[0]);
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norm = 1.0 / (1.0 + K / biquadD[1] + K * K);
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biquadD[2] = K * K * norm;
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biquadD[3] = 2.0 * biquadD[2];
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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 / biquadD[1] + K * K) * norm;
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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 (fabs(iirSampleAL)<1.18e-37) iirSampleAL = 0.0;
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iirSampleAL = (iirSampleAL * (1.0 - iirAmountA)) + (inputSampleL * iirAmountA);
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inputSampleL -= iirSampleAL;
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if (fabs(iirSampleAR)<1.18e-37) iirSampleAR = 0.0;
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iirSampleAR = (iirSampleAR * (1.0 - iirAmountA)) + (inputSampleR * iirAmountA);
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inputSampleR -= iirSampleAR;
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if (inTrim != 1.0) {inputSampleL *= inTrim; inputSampleR *= inTrim;}
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//begin Mackity input stage
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double outSampleL = biquadA[2]*inputSampleL+biquadA[3]*biquadA[7]+biquadA[4]*biquadA[8]-biquadA[5]*biquadA[9]-biquadA[6]*biquadA[10];
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biquadA[8] = biquadA[7]; biquadA[7] = inputSampleL; inputSampleL = outSampleL; biquadA[10] = biquadA[9]; biquadA[9] = inputSampleL; //DF1 left
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double outSampleR = biquadA[2]*inputSampleR+biquadA[3]*biquadA[11]+biquadA[4]*biquadA[12]-biquadA[5]*biquadA[13]-biquadA[6]*biquadA[14];
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biquadA[12] = biquadA[11]; biquadA[11] = inputSampleR; inputSampleR = outSampleR; biquadA[14] = biquadA[13]; biquadA[13] = inputSampleR; //DF1 right
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if (inputSampleL > 1.0) inputSampleL = 1.0;
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if (inputSampleL < -1.0) inputSampleL = -1.0;
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inputSampleL -= pow(inputSampleL,5)*0.1768;
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if (inputSampleR > 1.0) inputSampleR = 1.0;
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if (inputSampleR < -1.0) inputSampleR = -1.0;
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inputSampleR -= pow(inputSampleR,5)*0.1768;
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outSampleL = biquadB[2]*inputSampleL+biquadB[3]*biquadB[7]+biquadB[4]*biquadB[8]-biquadB[5]*biquadB[9]-biquadB[6]*biquadB[10];
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biquadB[8] = biquadB[7]; biquadB[7] = inputSampleL; inputSampleL = outSampleL; biquadB[10] = biquadB[9]; biquadB[9] = inputSampleL; //DF1 left
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outSampleR = biquadB[2]*inputSampleR+biquadB[3]*biquadB[11]+biquadB[4]*biquadB[12]-biquadB[5]*biquadB[13]-biquadB[6]*biquadB[14];
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biquadB[12] = biquadB[11]; biquadB[11] = inputSampleR; inputSampleR = outSampleR; biquadB[14] = biquadB[13]; biquadB[13] = inputSampleR; //DF1 right
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if (fabs(iirSampleBL)<1.18e-37) iirSampleBL = 0.0;
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iirSampleBL = (iirSampleBL * (1.0 - iirAmountB)) + (inputSampleL * iirAmountB);
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inputSampleL -= iirSampleBL;
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if (fabs(iirSampleBR)<1.18e-37) iirSampleBR = 0.0;
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iirSampleBR = (iirSampleBR * (1.0 - iirAmountB)) + (inputSampleR * iirAmountB);
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inputSampleR -= iirSampleBR;
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//end Mackity input stage
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//begin EQ section
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if (fabs(iirSampleCL)<1.18e-37) iirSampleCL = 0.0;
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iirSampleCL = (iirSampleCL * (1.0 - iirBassMid)) + (inputSampleL * iirBassMid);
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if (fabs(iirSampleCR)<1.18e-37) iirSampleCR = 0.0;
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iirSampleCR = (iirSampleCR * (1.0 - iirBassMid)) + (inputSampleR * iirBassMid);
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double bassSampleL = iirSampleCL;
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double midSampleL = inputSampleL - bassSampleL;
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double bassSampleR = iirSampleCR;
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double midSampleR = inputSampleR - bassSampleR;
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if (gainBass != 1.0) {bassSampleL *= gainBass; bassSampleR *= gainBass;}
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if (bassSampleL > 1.0) bassSampleL = 1.0;
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if (bassSampleL < -1.0) bassSampleL = -1.0;
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bassSampleL -= pow(bassSampleL,5)*0.1768;
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if (bassSampleR > 1.0) bassSampleR = 1.0;
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if (bassSampleR < -1.0) bassSampleR = -1.0;
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bassSampleR -= pow(bassSampleR,5)*0.1768;
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if (fabs(iirSampleDL)<1.18e-37) iirSampleDL = 0.0;
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iirSampleDL = (iirSampleDL * (1.0 - iirBassMid)) + (bassSampleL * iirBassMid);
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bassSampleL = iirSampleDL;
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if (fabs(iirSampleDR)<1.18e-37) iirSampleDR = 0.0;
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iirSampleDR = (iirSampleDR * (1.0 - iirBassMid)) + (bassSampleR * iirBassMid);
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bassSampleR = iirSampleDR;
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//we've taken the bass sample, made the mids from it, distorted it
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//and hit it with another pole of darkening.
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//mid sample is still normal from undistorted bass
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if (fabs(iirSampleEL)<1.18e-37) iirSampleEL = 0.0;
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iirSampleEL = (iirSampleEL * (1.0 - iirMidHigh)) + (midSampleL * iirMidHigh);
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double highSampleL = midSampleL - iirSampleEL;
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midSampleL = iirSampleEL;
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if (fabs(iirSampleER)<1.18e-37) iirSampleER = 0.0;
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iirSampleER = (iirSampleER * (1.0 - iirMidHigh)) + (midSampleR * iirMidHigh);
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double highSampleR = midSampleR - iirSampleER;
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midSampleR = iirSampleER;
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//here is where we make the high sample out of the mid, and take highs
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//away from the mid.
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if (fabs(iirSampleFL)<1.18e-37) iirSampleFL = 0.0;
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iirSampleFL = (iirSampleFL * (1.0 - iirMidHigh)) + (highSampleL * iirMidHigh);
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highSampleL -= iirSampleFL;
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if (fabs(iirSampleFR)<1.18e-37) iirSampleFR = 0.0;
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iirSampleFR = (iirSampleFR * (1.0 - iirMidHigh)) + (highSampleR * iirMidHigh);
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highSampleR -= iirSampleFR;
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if (gainHigh != 1.0) {highSampleL *= gainHigh; highSampleR *= gainHigh;}
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if (highSampleL > 1.0) highSampleL = 1.0;
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if (highSampleL < -1.0) highSampleL = -1.0;
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highSampleL -= pow(highSampleL,5)*0.1768;
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if (highSampleR > 1.0) highSampleR = 1.0;
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if (highSampleR < -1.0) highSampleR = -1.0;
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highSampleR -= pow(highSampleR,5)*0.1768;
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//highpassing HighSample another stage, before distorting it
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inputSampleL = ((bassSampleL*outBass) + midSampleL + (highSampleL*outHigh))*4.0;
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inputSampleR = ((bassSampleR*outBass) + midSampleR + (highSampleR*outHigh))*4.0;
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//end EQ section
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outSampleL = biquadC[2]*inputSampleL+biquadC[3]*biquadC[7]+biquadC[4]*biquadC[8]-biquadC[5]*biquadC[9]-biquadC[6]*biquadC[10];
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biquadC[8] = biquadC[7]; biquadC[7] = inputSampleL; inputSampleL = outSampleL; biquadC[10] = biquadC[9]; biquadC[9] = inputSampleL; //DF1 left
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outSampleR = biquadC[2]*inputSampleR+biquadC[3]*biquadC[11]+biquadC[4]*biquadC[12]-biquadC[5]*biquadC[13]-biquadC[6]*biquadC[14];
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biquadC[12] = biquadC[11]; biquadC[11] = inputSampleR; inputSampleR = outSampleR; biquadC[14] = biquadC[13]; biquadC[13] = inputSampleR; //DF1 right
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if (inputSampleL > 1.0) inputSampleL = 1.0;
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if (inputSampleL < -1.0) inputSampleL = -1.0;
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inputSampleL -= pow(inputSampleL,5)*0.1768;
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if (inputSampleR > 1.0) inputSampleR = 1.0;
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if (inputSampleR < -1.0) inputSampleR = -1.0;
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inputSampleR -= pow(inputSampleR,5)*0.1768;
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outSampleL = biquadD[2]*inputSampleL+biquadD[3]*biquadD[7]+biquadD[4]*biquadD[8]-biquadD[5]*biquadD[9]-biquadD[6]*biquadD[10];
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biquadD[8] = biquadD[7]; biquadD[7] = inputSampleL; inputSampleL = outSampleL; biquadD[10] = biquadD[9]; biquadD[9] = inputSampleL; //DF1 left
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outSampleR = biquadD[2]*inputSampleR+biquadD[3]*biquadD[11]+biquadD[4]*biquadD[12]-biquadD[5]*biquadD[13]-biquadD[6]*biquadD[14];
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biquadD[12] = biquadD[11]; biquadD[11] = inputSampleR; inputSampleR = outSampleR; biquadD[14] = biquadD[13]; biquadD[13] = inputSampleR; //DF1 right
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if (outPad != 1.0) {
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inputSampleL *= outPad;
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inputSampleR *= outPad;
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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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//Dry/Wet control, defaults to the last slider
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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 MackEQ::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 overallscale = 1.0;
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overallscale /= 44100.0;
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overallscale *= getSampleRate();
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double inTrim = A*10.0;
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inTrim *= inTrim;
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double gainHigh = pow(B,2)*4.0;
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double outHigh = sqrt(B);
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double gainBass = pow(C,2)*4.0;
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double outBass = sqrt(C);
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double outPad = D;
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double wet = E;
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double iirAmountA = 0.001860867/overallscale;
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double iirAmountB = 0.000287496/overallscale;
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double iirBassMid = 0.159/overallscale;
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double iirMidHigh = 0.236/overallscale;
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biquadD[0] = biquadC[0] = biquadB[0] = biquadA[0] = 19160.0 / getSampleRate();
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biquadA[1] = 0.431684981684982;
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biquadB[1] = 1.1582298;
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biquadC[1] = 0.657027382751269;
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biquadD[1] = 1.076210852946577;
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double K = tan(M_PI * biquadA[0]); //lowpass
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double norm = 1.0 / (1.0 + K / biquadA[1] + K * K);
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biquadA[2] = K * K * norm;
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biquadA[3] = 2.0 * biquadA[2];
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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 / biquadA[1] + K * K) * norm;
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K = tan(M_PI * biquadB[0]);
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norm = 1.0 / (1.0 + K / biquadB[1] + K * K);
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biquadB[2] = K * K * norm;
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biquadB[3] = 2.0 * biquadB[2];
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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 / biquadB[1] + K * K) * norm;
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K = tan(M_PI * biquadC[0]);
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norm = 1.0 / (1.0 + K / biquadC[1] + K * K);
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biquadC[2] = K * K * norm;
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biquadC[3] = 2.0 * biquadC[2];
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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 / biquadC[1] + K * K) * norm;
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K = tan(M_PI * biquadD[0]);
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norm = 1.0 / (1.0 + K / biquadD[1] + K * K);
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biquadD[2] = K * K * norm;
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biquadD[3] = 2.0 * biquadD[2];
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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 / biquadD[1] + K * K) * norm;
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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 (fabs(iirSampleAL)<1.18e-37) iirSampleAL = 0.0;
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iirSampleAL = (iirSampleAL * (1.0 - iirAmountA)) + (inputSampleL * iirAmountA);
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inputSampleL -= iirSampleAL;
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if (fabs(iirSampleAR)<1.18e-37) iirSampleAR = 0.0;
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iirSampleAR = (iirSampleAR * (1.0 - iirAmountA)) + (inputSampleR * iirAmountA);
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inputSampleR -= iirSampleAR;
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if (inTrim != 1.0) {inputSampleL *= inTrim; inputSampleR *= inTrim;}
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//begin Mackity input stage
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double outSampleL = biquadA[2]*inputSampleL+biquadA[3]*biquadA[7]+biquadA[4]*biquadA[8]-biquadA[5]*biquadA[9]-biquadA[6]*biquadA[10];
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biquadA[8] = biquadA[7]; biquadA[7] = inputSampleL; inputSampleL = outSampleL; biquadA[10] = biquadA[9]; biquadA[9] = inputSampleL; //DF1 left
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double outSampleR = biquadA[2]*inputSampleR+biquadA[3]*biquadA[11]+biquadA[4]*biquadA[12]-biquadA[5]*biquadA[13]-biquadA[6]*biquadA[14];
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biquadA[12] = biquadA[11]; biquadA[11] = inputSampleR; inputSampleR = outSampleR; biquadA[14] = biquadA[13]; biquadA[13] = inputSampleR; //DF1 right
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if (inputSampleL > 1.0) inputSampleL = 1.0;
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if (inputSampleL < -1.0) inputSampleL = -1.0;
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inputSampleL -= pow(inputSampleL,5)*0.1768;
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if (inputSampleR > 1.0) inputSampleR = 1.0;
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if (inputSampleR < -1.0) inputSampleR = -1.0;
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inputSampleR -= pow(inputSampleR,5)*0.1768;
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outSampleL = biquadB[2]*inputSampleL+biquadB[3]*biquadB[7]+biquadB[4]*biquadB[8]-biquadB[5]*biquadB[9]-biquadB[6]*biquadB[10];
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biquadB[8] = biquadB[7]; biquadB[7] = inputSampleL; inputSampleL = outSampleL; biquadB[10] = biquadB[9]; biquadB[9] = inputSampleL; //DF1 left
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outSampleR = biquadB[2]*inputSampleR+biquadB[3]*biquadB[11]+biquadB[4]*biquadB[12]-biquadB[5]*biquadB[13]-biquadB[6]*biquadB[14];
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biquadB[12] = biquadB[11]; biquadB[11] = inputSampleR; inputSampleR = outSampleR; biquadB[14] = biquadB[13]; biquadB[13] = inputSampleR; //DF1 right
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if (fabs(iirSampleBL)<1.18e-37) iirSampleBL = 0.0;
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iirSampleBL = (iirSampleBL * (1.0 - iirAmountB)) + (inputSampleL * iirAmountB);
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inputSampleL -= iirSampleBL;
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if (fabs(iirSampleBR)<1.18e-37) iirSampleBR = 0.0;
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iirSampleBR = (iirSampleBR * (1.0 - iirAmountB)) + (inputSampleR * iirAmountB);
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inputSampleR -= iirSampleBR;
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//end Mackity input stage
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//begin EQ section
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if (fabs(iirSampleCL)<1.18e-37) iirSampleCL = 0.0;
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iirSampleCL = (iirSampleCL * (1.0 - iirBassMid)) + (inputSampleL * iirBassMid);
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if (fabs(iirSampleCR)<1.18e-37) iirSampleCR = 0.0;
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iirSampleCR = (iirSampleCR * (1.0 - iirBassMid)) + (inputSampleR * iirBassMid);
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double bassSampleL = iirSampleCL;
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double midSampleL = inputSampleL - bassSampleL;
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double bassSampleR = iirSampleCR;
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double midSampleR = inputSampleR - bassSampleR;
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if (gainBass != 1.0) {bassSampleL *= gainBass; bassSampleR *= gainBass;}
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if (bassSampleL > 1.0) bassSampleL = 1.0;
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if (bassSampleL < -1.0) bassSampleL = -1.0;
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bassSampleL -= pow(bassSampleL,5)*0.1768;
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if (bassSampleR > 1.0) bassSampleR = 1.0;
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if (bassSampleR < -1.0) bassSampleR = -1.0;
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bassSampleR -= pow(bassSampleR,5)*0.1768;
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if (fabs(iirSampleDL)<1.18e-37) iirSampleDL = 0.0;
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iirSampleDL = (iirSampleDL * (1.0 - iirBassMid)) + (bassSampleL * iirBassMid);
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bassSampleL = iirSampleDL;
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if (fabs(iirSampleDR)<1.18e-37) iirSampleDR = 0.0;
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iirSampleDR = (iirSampleDR * (1.0 - iirBassMid)) + (bassSampleR * iirBassMid);
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bassSampleR = iirSampleDR;
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//we've taken the bass sample, made the mids from it, distorted it
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//and hit it with another pole of darkening.
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//mid sample is still normal from undistorted bass
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if (fabs(iirSampleEL)<1.18e-37) iirSampleEL = 0.0;
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iirSampleEL = (iirSampleEL * (1.0 - iirMidHigh)) + (midSampleL * iirMidHigh);
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double highSampleL = midSampleL - iirSampleEL;
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midSampleL = iirSampleEL;
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if (fabs(iirSampleER)<1.18e-37) iirSampleER = 0.0;
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iirSampleER = (iirSampleER * (1.0 - iirMidHigh)) + (midSampleR * iirMidHigh);
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double highSampleR = midSampleR - iirSampleER;
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midSampleR = iirSampleER;
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//here is where we make the high sample out of the mid, and take highs
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//away from the mid.
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if (fabs(iirSampleFL)<1.18e-37) iirSampleFL = 0.0;
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iirSampleFL = (iirSampleFL * (1.0 - iirMidHigh)) + (highSampleL * iirMidHigh);
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highSampleL -= iirSampleFL;
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if (fabs(iirSampleFR)<1.18e-37) iirSampleFR = 0.0;
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iirSampleFR = (iirSampleFR * (1.0 - iirMidHigh)) + (highSampleR * iirMidHigh);
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highSampleR -= iirSampleFR;
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if (gainHigh != 1.0) {highSampleL *= gainHigh; highSampleR *= gainHigh;}
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if (highSampleL > 1.0) highSampleL = 1.0;
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if (highSampleL < -1.0) highSampleL = -1.0;
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highSampleL -= pow(highSampleL,5)*0.1768;
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if (highSampleR > 1.0) highSampleR = 1.0;
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if (highSampleR < -1.0) highSampleR = -1.0;
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highSampleR -= pow(highSampleR,5)*0.1768;
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//highpassing HighSample another stage, before distorting it
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inputSampleL = ((bassSampleL*outBass) + midSampleL + (highSampleL*outHigh))*4.0;
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inputSampleR = ((bassSampleR*outBass) + midSampleR + (highSampleR*outHigh))*4.0;
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//end EQ section
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outSampleL = biquadC[2]*inputSampleL+biquadC[3]*biquadC[7]+biquadC[4]*biquadC[8]-biquadC[5]*biquadC[9]-biquadC[6]*biquadC[10];
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biquadC[8] = biquadC[7]; biquadC[7] = inputSampleL; inputSampleL = outSampleL; biquadC[10] = biquadC[9]; biquadC[9] = inputSampleL; //DF1 left
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outSampleR = biquadC[2]*inputSampleR+biquadC[3]*biquadC[11]+biquadC[4]*biquadC[12]-biquadC[5]*biquadC[13]-biquadC[6]*biquadC[14];
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biquadC[12] = biquadC[11]; biquadC[11] = inputSampleR; inputSampleR = outSampleR; biquadC[14] = biquadC[13]; biquadC[13] = inputSampleR; //DF1 right
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if (inputSampleL > 1.0) inputSampleL = 1.0;
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if (inputSampleL < -1.0) inputSampleL = -1.0;
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inputSampleL -= pow(inputSampleL,5)*0.1768;
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if (inputSampleR > 1.0) inputSampleR = 1.0;
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if (inputSampleR < -1.0) inputSampleR = -1.0;
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inputSampleR -= pow(inputSampleR,5)*0.1768;
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outSampleL = biquadD[2]*inputSampleL+biquadD[3]*biquadD[7]+biquadD[4]*biquadD[8]-biquadD[5]*biquadD[9]-biquadD[6]*biquadD[10];
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biquadD[8] = biquadD[7]; biquadD[7] = inputSampleL; inputSampleL = outSampleL; biquadD[10] = biquadD[9]; biquadD[9] = inputSampleL; //DF1 left
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outSampleR = biquadD[2]*inputSampleR+biquadD[3]*biquadD[11]+biquadD[4]*biquadD[12]-biquadD[5]*biquadD[13]-biquadD[6]*biquadD[14];
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biquadD[12] = biquadD[11]; biquadD[11] = inputSampleR; inputSampleR = outSampleR; biquadD[14] = biquadD[13]; biquadD[13] = inputSampleR; //DF1 right
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if (outPad != 1.0) {
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inputSampleL *= outPad;
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inputSampleR *= outPad;
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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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//Dry/Wet control, defaults to the last slider
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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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|
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*out1 = inputSampleL;
|
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*out2 = inputSampleR;
|
|
|
|
*in1++;
|
|
*in2++;
|
|
*out1++;
|
|
*out2++;
|
|
}
|
|
}
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