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airwindows/plugins/WinVST/Srsly3/Srsly3Proc.cpp
Christopher Johnson 3910224be8 Distance3
2024-05-19 14:58:54 -04:00

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/* ========================================
* Srsly3 - Srsly3.h
* Copyright (c) airwindows, Airwindows uses the MIT license
* ======================================== */
#ifndef __Srsly3_H
#include "Srsly3.h"
#endif
void Srsly3::processReplacing(float **inputs, float **outputs, VstInt32 sampleFrames)
{
float* in1 = inputs[0];
float* in2 = inputs[1];
float* out1 = outputs[0];
float* out2 = outputs[1];
double sampleRate = getSampleRate();
if (sampleRate < 22000) sampleRate = 22000; //keep biquads in range
biquadM2[0] = 2000 / sampleRate; //up
biquadM7[0] = 7000 / sampleRate; //down
biquadM10[0] = 10000 / sampleRate; //down
biquadL3[0] = 3000 / sampleRate; //up
biquadL7[0] = 7000 / sampleRate; //way up
biquadR3[0] = 3000 / sampleRate; //up
biquadR7[0] = 7000 / sampleRate; //way up
biquadS3[0] = 3000 / sampleRate; //up
biquadS5[0] = 5000 / sampleRate; //way down
double focusM = 15.0-(A*10.0);
double focusS = 21.0-(B*15.0);
double Q = D+0.25; //add Q control: from half to double intensity
double gainM = A*2.0;
double gainS = B*2.0;
if (gainS > 1.0) {
gainM /= gainS;
gainS *= gainS;
}
if (gainM > 1.0) gainM = 1.0;
biquadM2[1] = focusM*0.25*Q; //Q, mid 2K boost is much broader
biquadM7[1] = focusM*Q; //Q
biquadM10[1] = focusM*Q; //Q
biquadS3[1] = focusM*Q; //Q
biquadS5[1] = focusM*Q; //Q
biquadL3[1] = focusS*Q; //Q
biquadL7[1] = focusS*Q; //Q
biquadR3[1] = focusS*Q; //Q
biquadR7[1] = focusS*Q; //Q
double K = tan(M_PI * biquadM2[0]);
double norm = 1.0 / (1.0 + K / biquadM2[1] + K * K);
biquadM2[2] = K / biquadM2[1] * norm;
biquadM2[4] = -biquadM2[2];
biquadM2[5] = 2.0 * (K * K - 1.0) * norm;
biquadM2[6] = (1.0 - K / biquadM2[1] + K * K) * norm;
K = tan(M_PI * biquadM7[0]);
norm = 1.0 / (1.0 + K / biquadM7[1] + K * K);
biquadM7[2] = K / biquadM7[1] * norm;
biquadM7[4] = -biquadM7[2];
biquadM7[5] = 2.0 * (K * K - 1.0) * norm;
biquadM7[6] = (1.0 - K / biquadM7[1] + K * K) * norm;
K = tan(M_PI * biquadM10[0]);
norm = 1.0 / (1.0 + K / biquadM10[1] + K * K);
biquadM10[2] = K / biquadM10[1] * norm;
biquadM10[4] = -biquadM10[2];
biquadM10[5] = 2.0 * (K * K - 1.0) * norm;
biquadM10[6] = (1.0 - K / biquadM10[1] + K * K) * norm;
K = tan(M_PI * biquadL3[0]);
norm = 1.0 / (1.0 + K / biquadL3[1] + K * K);
biquadL3[2] = K / biquadL3[1] * norm;
biquadL3[4] = -biquadL3[2];
biquadL3[5] = 2.0 * (K * K - 1.0) * norm;
biquadL3[6] = (1.0 - K / biquadL3[1] + K * K) * norm;
K = tan(M_PI * biquadL7[0]);
norm = 1.0 / (1.0 + K / biquadL7[1] + K * K);
biquadL7[2] = K / biquadL7[1] * norm;
biquadL7[4] = -biquadL7[2];
biquadL7[5] = 2.0 * (K * K - 1.0) * norm;
biquadL7[6] = (1.0 - K / biquadL7[1] + K * K) * norm;
K = tan(M_PI * biquadR3[0]);
norm = 1.0 / (1.0 + K / biquadR3[1] + K * K);
biquadR3[2] = K / biquadR3[1] * norm;
biquadR3[4] = -biquadR3[2];
biquadR3[5] = 2.0 * (K * K - 1.0) * norm;
biquadR3[6] = (1.0 - K / biquadR3[1] + K * K) * norm;
K = tan(M_PI * biquadR7[0]);
norm = 1.0 / (1.0 + K / biquadR7[1] + K * K);
biquadR7[2] = K / biquadR7[1] * norm;
biquadR7[4] = -biquadR7[2];
biquadR7[5] = 2.0 * (K * K - 1.0) * norm;
biquadR7[6] = (1.0 - K / biquadR7[1] + K * K) * norm;
K = tan(M_PI * biquadS3[0]);
norm = 1.0 / (1.0 + K / biquadS3[1] + K * K);
biquadS3[2] = K / biquadS3[1] * norm;
biquadS3[4] = -biquadS3[2];
biquadS3[5] = 2.0 * (K * K - 1.0) * norm;
biquadS3[6] = (1.0 - K / biquadS3[1] + K * K) * norm;
K = tan(M_PI * biquadS5[0]);
norm = 1.0 / (1.0 + K / biquadS5[1] + K * K);
biquadS5[2] = K / biquadS5[1] * norm;
biquadS5[4] = -biquadS5[2];
biquadS5[5] = 2.0 * (K * K - 1.0) * norm;
biquadS5[6] = (1.0 - K / biquadS5[1] + K * K) * norm;
double depthM = pow(A,2)*2.0; //proportion to mix in the filtered stuff
double depthS = pow(B,2)*2.0; //proportion to mix in the filtered stuff
double level = C; //output pad
double nonLin = pow(E,2); //output pad
double wet = F; //dry/wet
//biquad contains these values:
//[0] is frequency: 0.000001 to 0.499999 is near-zero to near-Nyquist
//[1] is resonance, 0.7071 is Butterworth. Also can't be zero
//[2] is a0 but you need distinct ones for additional biquad instances so it's here
//[3] is a1 but you need distinct ones for additional biquad instances so it's here
//[4] is a2 but you need distinct ones for additional biquad instances so it's here
//[5] is b1 but you need distinct ones for additional biquad instances so it's here
//[6] is b2 but you need distinct ones for additional biquad instances so it's here
//[7] is LEFT stored delayed sample (freq and res are stored so you can move them sample by sample)
//[8] is LEFT stored delayed sample (you have to include the coefficient making code if you do that)
//[9] is RIGHT stored delayed sample (freq and res are stored so you can move them sample by sample)
//[10] is RIGHT stored delayed sample (you have to include the coefficient making code if you do that)
while (--sampleFrames >= 0)
{
double inputSampleL = *in1;
double inputSampleR = *in2;
if (fabs(inputSampleL)<1.18e-23) inputSampleL = fpdL * 1.18e-17;
if (fabs(inputSampleR)<1.18e-23) inputSampleR = fpdR * 1.18e-17;
double drySampleL = inputSampleL;
double drySampleR = inputSampleR;
double mid = inputSampleL + inputSampleR;
double rawmid = mid * 0.5; //we'll use this to isolate L&R a little
double side = inputSampleL - inputSampleR;
double boostside = side * depthS;
//assign mid and side.Between these sections, you can do mid/side processing
double dia0 = fabs(biquadM2[2]*(1.0+(mid*nonLin))); if (dia0 > 1.0) dia0 = 1.0;
double tempSample = (mid * dia0) + biquadM2[7];
biquadM2[7] = (-tempSample * biquadM2[5]) + biquadM2[8];
biquadM2[8] = (mid * -dia0) - (tempSample * biquadM2[6]);
double M2Sample = tempSample; //like mono AU, 7 and 8 store L channel
dia0 = fabs(biquadM7[2]*(1.0+(mid*nonLin))); if (dia0 > 1.0) dia0 = 1.0;
tempSample = (mid * dia0) + biquadM7[7];
biquadM7[7] = (-tempSample * biquadM7[5]) + biquadM7[8];
biquadM7[8] = (mid * -dia0) - (tempSample * biquadM7[6]);
double M7Sample = -tempSample*2.0; //like mono AU, 7 and 8 store L channel
dia0 = fabs(biquadM10[2]*(1.0+(mid*nonLin))); if (dia0 > 1.0) dia0 = 1.0;
tempSample = (mid * dia0) + biquadM10[7];
biquadM10[7] = (-tempSample * biquadM10[5]) + biquadM10[8];
biquadM10[8] = (mid * -dia0) - (tempSample * biquadM10[6]);
double M10Sample = -tempSample*2.0; //like mono AU, 7 and 8 store L channel
//mid
dia0 = fabs(biquadS3[2]*(1.0+(side*nonLin))); if (dia0 > 1.0) dia0 = 1.0;
tempSample = (side * dia0) + biquadS3[7];
biquadS3[7] = (-tempSample * biquadS3[5]) + biquadS3[8];
biquadS3[8] = (side * -dia0) - (tempSample * biquadS3[6]);
double S3Sample = tempSample*2.0; //like mono AU, 7 and 8 store L channel
dia0 = fabs(biquadS5[2]*(1.0+(side*nonLin))); if (dia0 > 1.0) dia0 = 1.0;
tempSample = (side * dia0) + biquadS5[7];
biquadS5[7] = (-tempSample * biquadS5[5]) + biquadS5[8];
biquadS5[8] = (side * -dia0) - (tempSample * biquadS5[6]);
double S5Sample = -tempSample*5.0; //like mono AU, 7 and 8 store L channel
mid = (M2Sample + M7Sample + M10Sample)*depthM;
side = (S3Sample + S5Sample + boostside)*depthS;
double msOutSampleL = (mid+side)/2.0;
double msOutSampleR = (mid-side)/2.0;
//unassign mid and side
double isoSampleL = inputSampleL-rawmid;
double isoSampleR = inputSampleR-rawmid; //trying to isolate L and R a little
dia0 = fabs(biquadL3[2]*(1.0+(isoSampleL*nonLin))); if (dia0 > 1.0) dia0 = 1.0;
tempSample = (isoSampleL * dia0) + biquadL3[7];
biquadL3[7] = (-tempSample * biquadL3[5]) + biquadL3[8];
biquadL3[8] = (isoSampleL * -dia0) - (tempSample * biquadL3[6]);
double L3Sample = tempSample; //like mono AU, 7 and 8 store L channel
dia0 = fabs(biquadR3[2]*(1.0+(isoSampleR*nonLin))); if (dia0 > 1.0) dia0 = 1.0;
tempSample = (isoSampleR * dia0) + biquadR3[7];
biquadR3[7] = (-tempSample * biquadR3[5]) + biquadR3[8];
biquadR3[8] = (isoSampleR * -dia0) - (tempSample * biquadR3[6]);
double R3Sample = tempSample; //note: 9 and 10 store the R channel
dia0 = fabs(biquadL7[2]*(1.0+(isoSampleL*nonLin))); if (dia0 > 1.0) dia0 = 1.0;
tempSample = (isoSampleL * dia0) + biquadL7[7];
biquadL7[7] = (-tempSample * biquadL7[5]) + biquadL7[8];
biquadL7[8] = (isoSampleL * -dia0) - (tempSample * biquadL7[6]);
double L7Sample = tempSample*3.0; //like mono AU, 7 and 8 store L channel
dia0 = fabs(biquadR7[2]*(1.0+(isoSampleR*nonLin))); if (dia0 > 1.0) dia0 = 1.0;
tempSample = (isoSampleR * dia0) + biquadR7[7];
biquadR7[7] = (-tempSample * biquadR7[5]) + biquadR7[8];
biquadR7[8] = (isoSampleR * -dia0) - (tempSample * biquadR7[6]);
double R7Sample = tempSample*3.0; //note: 9 and 10 store the R channel
double processingL = msOutSampleL + ((L3Sample + L7Sample)*depthS);
double processingR = msOutSampleR + ((R3Sample + R7Sample)*depthS);
//done with making filters, now we apply them
mid = inputSampleL + inputSampleR;
side = inputSampleL - inputSampleR;
//re-assign mid and side.Between these sections, you can do mid/side processing
mid *= gainM;
side *= gainS;
inputSampleL = ((mid+side)/2.0)+processingL;
inputSampleR = ((mid-side)/2.0)+processingR;
//unassign mid and side
if (level < 1.0) {
inputSampleL *= level;
inputSampleR *= level;
}
if (wet != 1.0) {
inputSampleL = (inputSampleL * wet) + (drySampleL * (1.0-wet));
inputSampleR = (inputSampleR * wet) + (drySampleR * (1.0-wet));
}
//Dry/Wet control, defaults to the last slider
//begin 32 bit stereo floating point dither
int expon; frexpf((float)inputSampleL, &expon);
fpdL ^= fpdL << 13; fpdL ^= fpdL >> 17; fpdL ^= fpdL << 5;
inputSampleL += ((double(fpdL)-uint32_t(0x7fffffff)) * 5.5e-36l * pow(2,expon+62));
frexpf((float)inputSampleR, &expon);
fpdR ^= fpdR << 13; fpdR ^= fpdR >> 17; fpdR ^= fpdR << 5;
inputSampleR += ((double(fpdR)-uint32_t(0x7fffffff)) * 5.5e-36l * pow(2,expon+62));
//end 32 bit stereo floating point dither
*out1 = inputSampleL;
*out2 = inputSampleR;
in1++;
in2++;
out1++;
out2++;
}
}
void Srsly3::processDoubleReplacing(double **inputs, double **outputs, VstInt32 sampleFrames)
{
double* in1 = inputs[0];
double* in2 = inputs[1];
double* out1 = outputs[0];
double* out2 = outputs[1];
double sampleRate = getSampleRate();
if (sampleRate < 22000) sampleRate = 22000; //keep biquads in range
biquadM2[0] = 2000 / sampleRate; //up
biquadM7[0] = 7000 / sampleRate; //down
biquadM10[0] = 10000 / sampleRate; //down
biquadL3[0] = 3000 / sampleRate; //up
biquadL7[0] = 7000 / sampleRate; //way up
biquadR3[0] = 3000 / sampleRate; //up
biquadR7[0] = 7000 / sampleRate; //way up
biquadS3[0] = 3000 / sampleRate; //up
biquadS5[0] = 5000 / sampleRate; //way down
double focusM = 15.0-(A*10.0);
double focusS = 21.0-(B*15.0);
double Q = D+0.25; //add Q control: from half to double intensity
double gainM = A*2.0;
double gainS = B*2.0;
if (gainS > 1.0) {
gainM /= gainS;
gainS *= gainS;
}
if (gainM > 1.0) gainM = 1.0;
biquadM2[1] = focusM*0.25*Q; //Q, mid 2K boost is much broader
biquadM7[1] = focusM*Q; //Q
biquadM10[1] = focusM*Q; //Q
biquadS3[1] = focusM*Q; //Q
biquadS5[1] = focusM*Q; //Q
biquadL3[1] = focusS*Q; //Q
biquadL7[1] = focusS*Q; //Q
biquadR3[1] = focusS*Q; //Q
biquadR7[1] = focusS*Q; //Q
double K = tan(M_PI * biquadM2[0]);
double norm = 1.0 / (1.0 + K / biquadM2[1] + K * K);
biquadM2[2] = K / biquadM2[1] * norm;
biquadM2[4] = -biquadM2[2];
biquadM2[5] = 2.0 * (K * K - 1.0) * norm;
biquadM2[6] = (1.0 - K / biquadM2[1] + K * K) * norm;
K = tan(M_PI * biquadM7[0]);
norm = 1.0 / (1.0 + K / biquadM7[1] + K * K);
biquadM7[2] = K / biquadM7[1] * norm;
biquadM7[4] = -biquadM7[2];
biquadM7[5] = 2.0 * (K * K - 1.0) * norm;
biquadM7[6] = (1.0 - K / biquadM7[1] + K * K) * norm;
K = tan(M_PI * biquadM10[0]);
norm = 1.0 / (1.0 + K / biquadM10[1] + K * K);
biquadM10[2] = K / biquadM10[1] * norm;
biquadM10[4] = -biquadM10[2];
biquadM10[5] = 2.0 * (K * K - 1.0) * norm;
biquadM10[6] = (1.0 - K / biquadM10[1] + K * K) * norm;
K = tan(M_PI * biquadL3[0]);
norm = 1.0 / (1.0 + K / biquadL3[1] + K * K);
biquadL3[2] = K / biquadL3[1] * norm;
biquadL3[4] = -biquadL3[2];
biquadL3[5] = 2.0 * (K * K - 1.0) * norm;
biquadL3[6] = (1.0 - K / biquadL3[1] + K * K) * norm;
K = tan(M_PI * biquadL7[0]);
norm = 1.0 / (1.0 + K / biquadL7[1] + K * K);
biquadL7[2] = K / biquadL7[1] * norm;
biquadL7[4] = -biquadL7[2];
biquadL7[5] = 2.0 * (K * K - 1.0) * norm;
biquadL7[6] = (1.0 - K / biquadL7[1] + K * K) * norm;
K = tan(M_PI * biquadR3[0]);
norm = 1.0 / (1.0 + K / biquadR3[1] + K * K);
biquadR3[2] = K / biquadR3[1] * norm;
biquadR3[4] = -biquadR3[2];
biquadR3[5] = 2.0 * (K * K - 1.0) * norm;
biquadR3[6] = (1.0 - K / biquadR3[1] + K * K) * norm;
K = tan(M_PI * biquadR7[0]);
norm = 1.0 / (1.0 + K / biquadR7[1] + K * K);
biquadR7[2] = K / biquadR7[1] * norm;
biquadR7[4] = -biquadR7[2];
biquadR7[5] = 2.0 * (K * K - 1.0) * norm;
biquadR7[6] = (1.0 - K / biquadR7[1] + K * K) * norm;
K = tan(M_PI * biquadS3[0]);
norm = 1.0 / (1.0 + K / biquadS3[1] + K * K);
biquadS3[2] = K / biquadS3[1] * norm;
biquadS3[4] = -biquadS3[2];
biquadS3[5] = 2.0 * (K * K - 1.0) * norm;
biquadS3[6] = (1.0 - K / biquadS3[1] + K * K) * norm;
K = tan(M_PI * biquadS5[0]);
norm = 1.0 / (1.0 + K / biquadS5[1] + K * K);
biquadS5[2] = K / biquadS5[1] * norm;
biquadS5[4] = -biquadS5[2];
biquadS5[5] = 2.0 * (K * K - 1.0) * norm;
biquadS5[6] = (1.0 - K / biquadS5[1] + K * K) * norm;
double depthM = pow(A,2)*2.0; //proportion to mix in the filtered stuff
double depthS = pow(B,2)*2.0; //proportion to mix in the filtered stuff
double level = C; //output pad
double nonLin = pow(E,2); //output pad
double wet = F; //dry/wet
//biquad contains these values:
//[0] is frequency: 0.000001 to 0.499999 is near-zero to near-Nyquist
//[1] is resonance, 0.7071 is Butterworth. Also can't be zero
//[2] is a0 but you need distinct ones for additional biquad instances so it's here
//[3] is a1 but you need distinct ones for additional biquad instances so it's here
//[4] is a2 but you need distinct ones for additional biquad instances so it's here
//[5] is b1 but you need distinct ones for additional biquad instances so it's here
//[6] is b2 but you need distinct ones for additional biquad instances so it's here
//[7] is LEFT stored delayed sample (freq and res are stored so you can move them sample by sample)
//[8] is LEFT stored delayed sample (you have to include the coefficient making code if you do that)
//[9] is RIGHT stored delayed sample (freq and res are stored so you can move them sample by sample)
//[10] is RIGHT stored delayed sample (you have to include the coefficient making code if you do that)
while (--sampleFrames >= 0)
{
double inputSampleL = *in1;
double inputSampleR = *in2;
if (fabs(inputSampleL)<1.18e-23) inputSampleL = fpdL * 1.18e-17;
if (fabs(inputSampleR)<1.18e-23) inputSampleR = fpdR * 1.18e-17;
double drySampleL = inputSampleL;
double drySampleR = inputSampleR;
double mid = inputSampleL + inputSampleR;
double rawmid = mid * 0.5; //we'll use this to isolate L&R a little
double side = inputSampleL - inputSampleR;
double boostside = side * depthS;
//assign mid and side.Between these sections, you can do mid/side processing
double dia0 = fabs(biquadM2[2]*(1.0+(mid*nonLin))); if (dia0 > 1.0) dia0 = 1.0;
double tempSample = (mid * dia0) + biquadM2[7];
biquadM2[7] = (-tempSample * biquadM2[5]) + biquadM2[8];
biquadM2[8] = (mid * -dia0) - (tempSample * biquadM2[6]);
double M2Sample = tempSample; //like mono AU, 7 and 8 store L channel
dia0 = fabs(biquadM7[2]*(1.0+(mid*nonLin))); if (dia0 > 1.0) dia0 = 1.0;
tempSample = (mid * dia0) + biquadM7[7];
biquadM7[7] = (-tempSample * biquadM7[5]) + biquadM7[8];
biquadM7[8] = (mid * -dia0) - (tempSample * biquadM7[6]);
double M7Sample = -tempSample*2.0; //like mono AU, 7 and 8 store L channel
dia0 = fabs(biquadM10[2]*(1.0+(mid*nonLin))); if (dia0 > 1.0) dia0 = 1.0;
tempSample = (mid * dia0) + biquadM10[7];
biquadM10[7] = (-tempSample * biquadM10[5]) + biquadM10[8];
biquadM10[8] = (mid * -dia0) - (tempSample * biquadM10[6]);
double M10Sample = -tempSample*2.0; //like mono AU, 7 and 8 store L channel
//mid
dia0 = fabs(biquadS3[2]*(1.0+(side*nonLin))); if (dia0 > 1.0) dia0 = 1.0;
tempSample = (side * dia0) + biquadS3[7];
biquadS3[7] = (-tempSample * biquadS3[5]) + biquadS3[8];
biquadS3[8] = (side * -dia0) - (tempSample * biquadS3[6]);
double S3Sample = tempSample*2.0; //like mono AU, 7 and 8 store L channel
dia0 = fabs(biquadS5[2]*(1.0+(side*nonLin))); if (dia0 > 1.0) dia0 = 1.0;
tempSample = (side * dia0) + biquadS5[7];
biquadS5[7] = (-tempSample * biquadS5[5]) + biquadS5[8];
biquadS5[8] = (side * -dia0) - (tempSample * biquadS5[6]);
double S5Sample = -tempSample*5.0; //like mono AU, 7 and 8 store L channel
mid = (M2Sample + M7Sample + M10Sample)*depthM;
side = (S3Sample + S5Sample + boostside)*depthS;
double msOutSampleL = (mid+side)/2.0;
double msOutSampleR = (mid-side)/2.0;
//unassign mid and side
double isoSampleL = inputSampleL-rawmid;
double isoSampleR = inputSampleR-rawmid; //trying to isolate L and R a little
dia0 = fabs(biquadL3[2]*(1.0+(isoSampleL*nonLin))); if (dia0 > 1.0) dia0 = 1.0;
tempSample = (isoSampleL * dia0) + biquadL3[7];
biquadL3[7] = (-tempSample * biquadL3[5]) + biquadL3[8];
biquadL3[8] = (isoSampleL * -dia0) - (tempSample * biquadL3[6]);
double L3Sample = tempSample; //like mono AU, 7 and 8 store L channel
dia0 = fabs(biquadR3[2]*(1.0+(isoSampleR*nonLin))); if (dia0 > 1.0) dia0 = 1.0;
tempSample = (isoSampleR * dia0) + biquadR3[7];
biquadR3[7] = (-tempSample * biquadR3[5]) + biquadR3[8];
biquadR3[8] = (isoSampleR * -dia0) - (tempSample * biquadR3[6]);
double R3Sample = tempSample; //note: 9 and 10 store the R channel
dia0 = fabs(biquadL7[2]*(1.0+(isoSampleL*nonLin))); if (dia0 > 1.0) dia0 = 1.0;
tempSample = (isoSampleL * dia0) + biquadL7[7];
biquadL7[7] = (-tempSample * biquadL7[5]) + biquadL7[8];
biquadL7[8] = (isoSampleL * -dia0) - (tempSample * biquadL7[6]);
double L7Sample = tempSample*3.0; //like mono AU, 7 and 8 store L channel
dia0 = fabs(biquadR7[2]*(1.0+(isoSampleR*nonLin))); if (dia0 > 1.0) dia0 = 1.0;
tempSample = (isoSampleR * dia0) + biquadR7[7];
biquadR7[7] = (-tempSample * biquadR7[5]) + biquadR7[8];
biquadR7[8] = (isoSampleR * -dia0) - (tempSample * biquadR7[6]);
double R7Sample = tempSample*3.0; //note: 9 and 10 store the R channel
double processingL = msOutSampleL + ((L3Sample + L7Sample)*depthS);
double processingR = msOutSampleR + ((R3Sample + R7Sample)*depthS);
//done with making filters, now we apply them
mid = inputSampleL + inputSampleR;
side = inputSampleL - inputSampleR;
//re-assign mid and side.Between these sections, you can do mid/side processing
mid *= gainM;
side *= gainS;
inputSampleL = ((mid+side)/2.0)+processingL;
inputSampleR = ((mid-side)/2.0)+processingR;
//unassign mid and side
if (level < 1.0) {
inputSampleL *= level;
inputSampleR *= level;
}
if (wet != 1.0) {
inputSampleL = (inputSampleL * wet) + (drySampleL * (1.0-wet));
inputSampleR = (inputSampleR * wet) + (drySampleR * (1.0-wet));
}
//Dry/Wet control, defaults to the last slider
//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++;
}
}
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