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airwindows/plugins/WinVST/kCosmos/kCosmosProc.cpp
Christopher Johnson 7798df1653 kCosmos
2025-05-10 19:50:24 -04:00

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/* ========================================
* kCosmos - kCosmos.h
* Copyright (c) airwindows, Airwindows uses the MIT license
* ======================================== */
#ifndef __kCosmos_H
#include "kCosmos.h"
#endif
void kCosmos::processReplacing(float **inputs, float **outputs, VstInt32 sampleFrames)
{
float* in1 = inputs[0];
float* in2 = inputs[1];
float* out1 = outputs[0];
float* out2 = outputs[1];
VstInt32 inFramesToProcess = sampleFrames; //vst doesn't give us this as a separate variable so we'll make it
double overallscale = 1.0;
overallscale /= 44100.0;
overallscale *= getSampleRate();
double regenMax = (1.0-pow(1.0-A,3.0))*0.000321;
//start this but pad it in the loop by volume of output?
double feedbackSum = 0.0;
bool applyCream = (B > 0.9999);
double remainder = (overallscale-1.0)*0.0375;
derezA = derezB; derezB = B/overallscale;
if (applyCream) derezB = 1.0 / ((int)(1.0/derezB));
else derezB /= (2.0/pow(overallscale,0.5-remainder));
//this hard-locks derez to exact subdivisions of 1.0
if (derezB < 0.0005) derezB = 0.0005; if (derezB > 1.0) derezB = 1.0;
double freq = C*M_PI_2; if (freq < 0.5) freq = 0.5;
bool applyAvg = (C < 1.0);
double earlyLoudness = D;
int adjPredelay = predelay*E*derezB;
double wet = F;
double fir[74]; fir[36] = 1.0;
for(int fip = 0; fip < 36; fip++) {
fir[fip] = (fip-36)*freq;
fir[fip] = sin(fir[fip])/fir[fip]; //sinc function
}
for(int fip = 37; fip < 72; fip++) {
fir[fip] = (fip-36)*freq;
fir[fip] = sin(fir[fip])/fir[fip]; //sinc function
} //setting up the filter which will run inside DeRez
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 temp = (double)sampleFrames/inFramesToProcess;
double derez = (derezA*temp)+(derezB*(1.0-temp));
bez[bez_cycle] += derez;
bez[bez_SampL] += ((inputSampleL+bez[bez_InL]) * derez);
bez[bez_SampR] += ((inputSampleR+bez[bez_InR]) * derez);
bez[bez_InL] = inputSampleL; bez[bez_InR] = inputSampleR;
if (bez[bez_cycle] > 1.0) { //hit the end point and we do a reverb sample
if (applyCream) bez[bez_cycle] = 0.0;
else bez[bez_cycle] -= 1.0;
//predelay
aZL[countZ] = bez[bez_SampL];
aZR[countZ] = bez[bez_SampR];
countZ++; if (countZ < 0 || countZ > adjPredelay) countZ = 0;
bez[bez_SampL] = aZL[countZ-((countZ > adjPredelay)?adjPredelay+1:0)];
bez[bez_SampR] = aZR[countZ-((countZ > adjPredelay)?adjPredelay+1:0)];
//end predelay
eAL[countAL] = bez[bez_SampL];
eBL[countBL] = bez[bez_SampL];
eCL[countCL] = bez[bez_SampL];
eDL[countDL] = bez[bez_SampL];
eEL[countEL] = bez[bez_SampL];
eER[countER] = bez[bez_SampR];
eJR[countJR] = bez[bez_SampR];
eOR[countOR] = bez[bez_SampR];
eTR[countTR] = bez[bez_SampR];
eYR[countYR] = bez[bez_SampR];
if (firPosition < 0 || firPosition > 32767) firPosition = 32767; int firp = firPosition;
firBufferL[firp] = earlyReflectionL; earlyReflectionL = 0.0;
firBufferR[firp] = earlyReflectionR; earlyReflectionR = 0.0;
if (firp + 72 < 32767) {
for(int fip = 1; fip < 72; fip++) {
earlyReflectionL += firBufferL[firp+fip] * fir[fip];
earlyReflectionR += firBufferR[firp+fip] * fir[fip];
}
} else {
for(int fip = 1; fip < 72; fip++) {
earlyReflectionL += firBufferL[firp+fip - ((firp+fip > 32767)?32768:0)] * fir[fip];
earlyReflectionR += firBufferR[firp+fip - ((firp+fip > 32767)?32768:0)] * fir[fip];
}
}
earlyReflectionL *= 0.25; earlyReflectionR *= 0.25;
earlyReflectionL *= sqrt(freq); earlyReflectionR *= sqrt(freq);
firPosition--;//here's the brickwall FIR filter, running in front of the Householder matrix
feedbackSum *= 0.00001;
feedbackSum += fabs(earlyReflectionL);
feedbackSum += fabs(earlyReflectionR);
feedbackSum *= 0.00003;
double regen = fmax(regenMax - feedbackSum, 0.0);
if (applyAvg) regen *= 0.5;
else {
prevAL = prevBL = prevCL = prevDL = prevEL = 0.0;
prevER = prevJR = prevOR = prevTR = prevYR = 0.0;
}
aAL[countAL] = earlyReflectionL + ((feedbackAL+prevAL) * regen);
aBL[countBL] = earlyReflectionL + ((feedbackBL+prevBL) * regen);
aCL[countCL] = earlyReflectionL + ((feedbackCL+prevCL) * regen);
aDL[countDL] = earlyReflectionL + ((feedbackDL+prevDL) * regen);
aEL[countEL] = earlyReflectionL + ((feedbackEL+prevEL) * regen);
aER[countER] = earlyReflectionR + ((feedbackER+prevER) * regen);
aJR[countJR] = earlyReflectionR + ((feedbackJR+prevJR) * regen);
aOR[countOR] = earlyReflectionR + ((feedbackOR+prevOR) * regen);
aTR[countTR] = earlyReflectionR + ((feedbackTR+prevTR) * regen);
aYR[countYR] = earlyReflectionR + ((feedbackYR+prevYR) * regen);
prevAL = feedbackAL;
prevBL = feedbackBL;
prevCL = feedbackCL;
prevDL = feedbackDL;
prevEL = feedbackEL;
prevER = feedbackER;
prevJR = feedbackJR;
prevOR = feedbackOR;
prevTR = feedbackTR;
prevYR = feedbackYR;
countAL++; if (countAL < 0 || countAL > delayA) countAL = 0;
countBL++; if (countBL < 0 || countBL > delayB) countBL = 0;
countCL++; if (countCL < 0 || countCL > delayC) countCL = 0;
countDL++; if (countDL < 0 || countDL > delayD) countDL = 0;
countEL++; if (countEL < 0 || countEL > delayE) countEL = 0;
countER++; if (countER < 0 || countER > delayE) countER = 0;
countJR++; if (countJR < 0 || countJR > delayJ) countJR = 0;
countOR++; if (countOR < 0 || countOR > delayO) countOR = 0;
countTR++; if (countTR < 0 || countTR > delayT) countTR = 0;
countYR++; if (countYR < 0 || countYR > delayY) countYR = 0;
double earlyAL = eAL[countAL-((countAL > delayA)?delayA+1:0)];
double earlyBL = eBL[countBL-((countBL > delayB)?delayB+1:0)];
double earlyCL = eCL[countCL-((countCL > delayC)?delayC+1:0)];
double earlyDL = eDL[countDL-((countDL > delayD)?delayD+1:0)];
double earlyEL = eEL[countEL-((countEL > delayE)?delayE+1:0)];
double earlyER = eER[countER-((countER > delayE)?delayE+1:0)];
double earlyJR = eJR[countJR-((countJR > delayJ)?delayJ+1:0)];
double earlyOR = eOR[countOR-((countOR > delayO)?delayO+1:0)];
double earlyTR = eTR[countTR-((countTR > delayT)?delayT+1:0)];
double earlyYR = eYR[countYR-((countYR > delayY)?delayY+1:0)];
double outAL = aAL[countAL-((countAL > delayA)?delayA+1:0)];
double outBL = aBL[countBL-((countBL > delayB)?delayB+1:0)];
double outCL = aCL[countCL-((countCL > delayC)?delayC+1:0)];
double outDL = aDL[countDL-((countDL > delayD)?delayD+1:0)];
double outEL = aEL[countEL-((countEL > delayE)?delayE+1:0)];
double outER = aER[countER-((countER > delayE)?delayE+1:0)];
double outJR = aJR[countJR-((countJR > delayJ)?delayJ+1:0)];
double outOR = aOR[countOR-((countOR > delayO)?delayO+1:0)];
double outTR = aTR[countTR-((countTR > delayT)?delayT+1:0)];
double outYR = aYR[countYR-((countYR > delayY)?delayY+1:0)];
//-------- one
eFL[countFL] = ((earlyAL*3.0) - ((earlyBL + earlyCL + earlyDL + earlyEL)*2.0));
eGL[countGL] = ((earlyBL*3.0) - ((earlyAL + earlyCL + earlyDL + earlyEL)*2.0));
eHL[countHL] = ((earlyCL*3.0) - ((earlyAL + earlyBL + earlyDL + earlyEL)*2.0));
eIL[countIL] = ((earlyDL*3.0) - ((earlyAL + earlyBL + earlyCL + earlyEL)*2.0));
eJL[countJL] = ((earlyEL*3.0) - ((earlyAL + earlyBL + earlyCL + earlyDL)*2.0));
eDR[countDR] = ((earlyER*3.0) - ((earlyJR + earlyOR + earlyTR + earlyYR)*2.0));
eIR[countIR] = ((earlyJR*3.0) - ((earlyER + earlyOR + earlyTR + earlyYR)*2.0));
eNR[countNR] = ((earlyOR*3.0) - ((earlyER + earlyJR + earlyTR + earlyYR)*2.0));
eSR[countSR] = ((earlyTR*3.0) - ((earlyER + earlyJR + earlyOR + earlyYR)*2.0));
eXR[countXR] = ((earlyYR*3.0) - ((earlyER + earlyJR + earlyOR + earlyTR)*2.0));
aFL[countFL] = ((outAL*3.0) - ((outBL + outCL + outDL + outEL)*2.0));
aGL[countGL] = ((outBL*3.0) - ((outAL + outCL + outDL + outEL)*2.0));
aHL[countHL] = ((outCL*3.0) - ((outAL + outBL + outDL + outEL)*2.0));
aIL[countIL] = ((outDL*3.0) - ((outAL + outBL + outCL + outEL)*2.0));
aJL[countJL] = ((outEL*3.0) - ((outAL + outBL + outCL + outDL)*2.0));
aDR[countDR] = ((outER*3.0) - ((outJR + outOR + outTR + outYR)*2.0));
aIR[countIR] = ((outJR*3.0) - ((outER + outOR + outTR + outYR)*2.0));
aNR[countNR] = ((outOR*3.0) - ((outER + outJR + outTR + outYR)*2.0));
aSR[countSR] = ((outTR*3.0) - ((outER + outJR + outOR + outYR)*2.0));
aXR[countXR] = ((outYR*3.0) - ((outER + outJR + outOR + outTR)*2.0));
countFL++; if (countFL < 0 || countFL > delayF) countFL = 0;
countGL++; if (countGL < 0 || countGL > delayG) countGL = 0;
countHL++; if (countHL < 0 || countHL > delayH) countHL = 0;
countIL++; if (countIL < 0 || countIL > delayI) countIL = 0;
countJL++; if (countJL < 0 || countJL > delayJ) countJL = 0;
countDR++; if (countDR < 0 || countDR > delayD) countDR = 0;
countIR++; if (countIR < 0 || countIR > delayI) countIR = 0;
countNR++; if (countNR < 0 || countNR > delayN) countNR = 0;
countSR++; if (countSR < 0 || countSR > delayS) countSR = 0;
countXR++; if (countXR < 0 || countXR > delayX) countXR = 0;
double earlyFL = eFL[countFL-((countFL > delayF)?delayF+1:0)];
double earlyGL = eGL[countGL-((countGL > delayG)?delayG+1:0)];
double earlyHL = eHL[countHL-((countHL > delayH)?delayH+1:0)];
double earlyIL = eIL[countIL-((countIL > delayI)?delayI+1:0)];
double earlyJL = eJL[countJL-((countJL > delayJ)?delayJ+1:0)];
double earlyDR = eDR[countDR-((countDR > delayD)?delayD+1:0)];
double earlyIR = eIR[countIR-((countIR > delayI)?delayI+1:0)];
double earlyNR = eNR[countNR-((countNR > delayN)?delayN+1:0)];
double earlySR = eSR[countSR-((countSR > delayS)?delayS+1:0)];
double earlyXR = eXR[countXR-((countXR > delayX)?delayX+1:0)];
double outFL = aFL[countFL-((countFL > delayF)?delayF+1:0)];
double outGL = aGL[countGL-((countGL > delayG)?delayG+1:0)];
double outHL = aHL[countHL-((countHL > delayH)?delayH+1:0)];
double outIL = aIL[countIL-((countIL > delayI)?delayI+1:0)];
double outJL = aJL[countJL-((countJL > delayJ)?delayJ+1:0)];
double outDR = aDR[countDR-((countDR > delayD)?delayD+1:0)];
double outIR = aIR[countIR-((countIR > delayI)?delayI+1:0)];
double outNR = aNR[countNR-((countNR > delayN)?delayN+1:0)];
double outSR = aSR[countSR-((countSR > delayS)?delayS+1:0)];
double outXR = aXR[countXR-((countXR > delayX)?delayX+1:0)];
//-------- two
eKL[countKL] = ((earlyFL*3.0) - ((earlyGL + earlyHL + earlyIL + earlyJL)*2.0));
eLL[countLL] = ((earlyGL*3.0) - ((earlyFL + earlyHL + earlyIL + earlyJL)*2.0));
eML[countML] = ((earlyHL*3.0) - ((earlyFL + earlyGL + earlyIL + earlyJL)*2.0));
eNL[countNL] = ((earlyIL*3.0) - ((earlyFL + earlyGL + earlyHL + earlyJL)*2.0));
eOL[countOL] = ((earlyJL*3.0) - ((earlyFL + earlyGL + earlyHL + earlyIL)*2.0));
eCR[countCR] = ((earlyDR*3.0) - ((earlyIR + earlyNR + earlySR + earlyXR)*2.0));
eHR[countHR] = ((earlyIR*3.0) - ((earlyDR + earlyNR + earlySR + earlyXR)*2.0));
eMR[countMR] = ((earlyNR*3.0) - ((earlyDR + earlyIR + earlySR + earlyXR)*2.0));
eRR[countRR] = ((earlySR*3.0) - ((earlyDR + earlyIR + earlyNR + earlyXR)*2.0));
eWR[countWR] = ((earlyXR*3.0) - ((earlyDR + earlyIR + earlyNR + earlySR)*2.0));
aKL[countKL] = ((outFL*3.0) - ((outGL + outHL + outIL + outJL)*2.0));
aLL[countLL] = ((outGL*3.0) - ((outFL + outHL + outIL + outJL)*2.0));
aML[countML] = ((outHL*3.0) - ((outFL + outGL + outIL + outJL)*2.0));
aNL[countNL] = ((outIL*3.0) - ((outFL + outGL + outHL + outJL)*2.0));
aOL[countOL] = ((outJL*3.0) - ((outFL + outGL + outHL + outIL)*2.0));
aCR[countCR] = ((outDR*3.0) - ((outIR + outNR + outSR + outXR)*2.0));
aHR[countHR] = ((outIR*3.0) - ((outDR + outNR + outSR + outXR)*2.0));
aMR[countMR] = ((outNR*3.0) - ((outDR + outIR + outSR + outXR)*2.0));
aRR[countRR] = ((outSR*3.0) - ((outDR + outIR + outNR + outXR)*2.0));
aWR[countWR] = ((outXR*3.0) - ((outDR + outIR + outNR + outSR)*2.0));
countKL++; if (countKL < 0 || countKL > delayK) countKL = 0;
countLL++; if (countLL < 0 || countLL > delayL) countLL = 0;
countML++; if (countML < 0 || countML > delayM) countML = 0;
countNL++; if (countNL < 0 || countNL > delayN) countNL = 0;
countOL++; if (countOL < 0 || countOL > delayO) countOL = 0;
countCR++; if (countCR < 0 || countCR > delayC) countCR = 0;
countHR++; if (countHR < 0 || countHR > delayH) countHR = 0;
countMR++; if (countMR < 0 || countMR > delayM) countMR = 0;
countRR++; if (countRR < 0 || countRR > delayR) countRR = 0;
countWR++; if (countWR < 0 || countWR > delayW) countWR = 0;
double earlyKL = eKL[countKL-((countKL > delayK)?delayK+1:0)];
double earlyLL = eLL[countLL-((countLL > delayL)?delayL+1:0)];
double earlyML = eML[countML-((countML > delayM)?delayM+1:0)];
double earlyNL = eNL[countNL-((countNL > delayN)?delayN+1:0)];
double earlyOL = eOL[countOL-((countOL > delayO)?delayO+1:0)];
double earlyCR = eCR[countCR-((countCR > delayC)?delayC+1:0)];
double earlyHR = eHR[countHR-((countHR > delayH)?delayH+1:0)];
double earlyMR = eMR[countMR-((countMR > delayM)?delayM+1:0)];
double earlyRR = eRR[countRR-((countRR > delayR)?delayR+1:0)];
double earlyWR = eWR[countWR-((countWR > delayW)?delayW+1:0)];
double outKL = aKL[countKL-((countKL > delayK)?delayK+1:0)];
double outLL = aLL[countLL-((countLL > delayL)?delayL+1:0)];
double outML = aML[countML-((countML > delayM)?delayM+1:0)];
double outNL = aNL[countNL-((countNL > delayN)?delayN+1:0)];
double outOL = aOL[countOL-((countOL > delayO)?delayO+1:0)];
double outCR = aCR[countCR-((countCR > delayC)?delayC+1:0)];
double outHR = aHR[countHR-((countHR > delayH)?delayH+1:0)];
double outMR = aMR[countMR-((countMR > delayM)?delayM+1:0)];
double outRR = aRR[countRR-((countRR > delayR)?delayR+1:0)];
double outWR = aWR[countWR-((countWR > delayW)?delayW+1:0)];
//-------- three
ePL[countPL] = ((earlyKL*3.0) - ((earlyLL + earlyML + earlyNL + earlyOL)*2.0));
eQL[countQL] = ((earlyLL*3.0) - ((earlyKL + earlyML + earlyNL + earlyOL)*2.0));
eRL[countRL] = ((earlyML*3.0) - ((earlyKL + earlyLL + earlyNL + earlyOL)*2.0));
eSL[countSL] = ((earlyNL*3.0) - ((earlyKL + earlyLL + earlyML + earlyOL)*2.0));
eTL[countTL] = ((earlyOL*3.0) - ((earlyKL + earlyLL + earlyML + earlyNL)*2.0));
eBR[countBR] = ((earlyCR*3.0) - ((earlyHR + earlyMR + earlyRR + earlyWR)*2.0));
eGR[countGR] = ((earlyHR*3.0) - ((earlyCR + earlyMR + earlyRR + earlyWR)*2.0));
eLR[countLR] = ((earlyMR*3.0) - ((earlyCR + earlyHR + earlyRR + earlyWR)*2.0));
eQR[countQR] = ((earlyRR*3.0) - ((earlyCR + earlyHR + earlyMR + earlyWR)*2.0));
eVR[countVR] = ((earlyWR*3.0) - ((earlyCR + earlyHR + earlyMR + earlyRR)*2.0));
aPL[countPL] = ((outKL*3.0) - ((outLL + outML + outNL + outOL)*2.0));
aQL[countQL] = ((outLL*3.0) - ((outKL + outML + outNL + outOL)*2.0));
aRL[countRL] = ((outML*3.0) - ((outKL + outLL + outNL + outOL)*2.0));
aSL[countSL] = ((outNL*3.0) - ((outKL + outLL + outML + outOL)*2.0));
aTL[countTL] = ((outOL*3.0) - ((outKL + outLL + outML + outNL)*2.0));
aBR[countBR] = ((outCR*3.0) - ((outHR + outMR + outRR + outWR)*2.0));
aGR[countGR] = ((outHR*3.0) - ((outCR + outMR + outRR + outWR)*2.0));
aLR[countLR] = ((outMR*3.0) - ((outCR + outHR + outRR + outWR)*2.0));
aQR[countQR] = ((outRR*3.0) - ((outCR + outHR + outMR + outWR)*2.0));
aVR[countVR] = ((outWR*3.0) - ((outCR + outHR + outMR + outRR)*2.0));
countPL++; if (countPL < 0 || countPL > delayP) countPL = 0;
countQL++; if (countQL < 0 || countQL > delayQ) countQL = 0;
countRL++; if (countRL < 0 || countRL > delayR) countRL = 0;
countSL++; if (countSL < 0 || countSL > delayS) countSL = 0;
countTL++; if (countTL < 0 || countTL > delayT) countTL = 0;
countBR++; if (countBR < 0 || countBR > delayB) countBR = 0;
countGR++; if (countGR < 0 || countGR > delayG) countGR = 0;
countLR++; if (countLR < 0 || countLR > delayL) countLR = 0;
countQR++; if (countQR < 0 || countQR > delayQ) countQR = 0;
countVR++; if (countVR < 0 || countVR > delayV) countVR = 0;
double earlyPL = ePL[countPL-((countPL > delayP)?delayP+1:0)];
double earlyQL = eQL[countQL-((countQL > delayQ)?delayQ+1:0)];
double earlyRL = eRL[countRL-((countRL > delayR)?delayR+1:0)];
double earlySL = eSL[countSL-((countSL > delayS)?delayS+1:0)];
double earlyTL = eTL[countTL-((countTL > delayT)?delayT+1:0)];
double earlyBR = eBR[countBR-((countBR > delayB)?delayB+1:0)];
double earlyGR = eGR[countGR-((countGR > delayG)?delayG+1:0)];
double earlyLR = eLR[countLR-((countLR > delayL)?delayL+1:0)];
double earlyQR = eQR[countQR-((countQR > delayQ)?delayQ+1:0)];
double earlyVR = eVR[countVR-((countVR > delayV)?delayV+1:0)];
double outPL = aPL[countPL-((countPL > delayP)?delayP+1:0)];
double outQL = aQL[countQL-((countQL > delayQ)?delayQ+1:0)];
double outRL = aRL[countRL-((countRL > delayR)?delayR+1:0)];
double outSL = aSL[countSL-((countSL > delayS)?delayS+1:0)];
double outTL = aTL[countTL-((countTL > delayT)?delayT+1:0)];
double outBR = aBR[countBR-((countBR > delayB)?delayB+1:0)];
double outGR = aGR[countGR-((countGR > delayG)?delayG+1:0)];
double outLR = aLR[countLR-((countLR > delayL)?delayL+1:0)];
double outQR = aQR[countQR-((countQR > delayQ)?delayQ+1:0)];
double outVR = aVR[countVR-((countVR > delayV)?delayV+1:0)];
//-------- four
eUL[countUL] = ((earlyPL*3.0) - ((earlyQL + earlyRL + earlySL + earlyTL)*2.0));
eVL[countVL] = ((earlyQL*3.0) - ((earlyPL + earlyRL + earlySL + earlyTL)*2.0));
eWL[countWL] = ((earlyRL*3.0) - ((earlyPL + earlyQL + earlySL + earlyTL)*2.0));
eXL[countXL] = ((earlySL*3.0) - ((earlyPL + earlyQL + earlyRL + earlyTL)*2.0));
eYL[countYL] = ((earlyTL*3.0) - ((earlyPL + earlyQL + earlyRL + earlySL)*2.0));
eAR[countAR] = ((earlyBR*3.0) - ((earlyGR + earlyLR + earlyQR + earlyVR)*2.0));
eFR[countFR] = ((earlyGR*3.0) - ((earlyBR + earlyLR + earlyQR + earlyVR)*2.0));
eKR[countKR] = ((earlyLR*3.0) - ((earlyBR + earlyGR + earlyQR + earlyVR)*2.0));
ePR[countPR] = ((earlyQR*3.0) - ((earlyBR + earlyGR + earlyLR + earlyVR)*2.0));
eUR[countUR] = ((earlyVR*3.0) - ((earlyBR + earlyGR + earlyLR + earlyQR)*2.0));
aUL[countUL] = ((outPL*3.0) - ((outQL + outRL + outSL + outTL)*2.0));
aVL[countVL] = ((outQL*3.0) - ((outPL + outRL + outSL + outTL)*2.0));
aWL[countWL] = ((outRL*3.0) - ((outPL + outQL + outSL + outTL)*2.0));
aXL[countXL] = ((outSL*3.0) - ((outPL + outQL + outRL + outTL)*2.0));
aYL[countYL] = ((outTL*3.0) - ((outPL + outQL + outRL + outSL)*2.0));
aAR[countAR] = ((outBR*3.0) - ((outGR + outLR + outQR + outVR)*2.0));
aFR[countFR] = ((outGR*3.0) - ((outBR + outLR + outQR + outVR)*2.0));
aKR[countKR] = ((outLR*3.0) - ((outBR + outGR + outQR + outVR)*2.0));
aPR[countPR] = ((outQR*3.0) - ((outBR + outGR + outLR + outVR)*2.0));
aUR[countUR] = ((outVR*3.0) - ((outBR + outGR + outLR + outQR)*2.0));
countUL++; if (countUL < 0 || countUL > delayU) countUL = 0;
countVL++; if (countVL < 0 || countVL > delayV) countVL = 0;
countWL++; if (countWL < 0 || countWL > delayW) countWL = 0;
countXL++; if (countXL < 0 || countXL > delayX) countXL = 0;
countYL++; if (countYL < 0 || countYL > delayY) countYL = 0;
countAR++; if (countAR < 0 || countAR > delayA) countAR = 0;
countFR++; if (countFR < 0 || countFR > delayF) countFR = 0;
countKR++; if (countKR < 0 || countKR > delayK) countKR = 0;
countPR++; if (countPR < 0 || countPR > delayP) countPR = 0;
countUR++; if (countUR < 0 || countUR > delayU) countUR = 0;
double earlyUL = eUL[countUL-((countUL > delayU)?delayU+1:0)];
double earlyVL = eVL[countVL-((countVL > delayV)?delayV+1:0)];
double earlyWL = eWL[countWL-((countWL > delayW)?delayW+1:0)];
double earlyXL = eXL[countXL-((countXL > delayX)?delayX+1:0)];
double earlyYL = eYL[countYL-((countYL > delayY)?delayY+1:0)];
double earlyAR = eAR[countAR-((countAR > delayA)?delayA+1:0)];
double earlyFR = eFR[countFR-((countFR > delayF)?delayF+1:0)];
double earlyKR = eKR[countKR-((countKR > delayK)?delayK+1:0)];
double earlyPR = ePR[countPR-((countPR > delayP)?delayP+1:0)];
double earlyUR = eUR[countUR-((countUR > delayU)?delayU+1:0)];
double outUL = aUL[countUL-((countUL > delayU)?delayU+1:0)];
double outVL = aVL[countVL-((countVL > delayV)?delayV+1:0)];
double outWL = aWL[countWL-((countWL > delayW)?delayW+1:0)];
double outXL = aXL[countXL-((countXL > delayX)?delayX+1:0)];
double outYL = aYL[countYL-((countYL > delayY)?delayY+1:0)];
double outAR = aAR[countAR-((countAR > delayA)?delayA+1:0)];
double outFR = aFR[countFR-((countFR > delayF)?delayF+1:0)];
double outKR = aKR[countKR-((countKR > delayK)?delayK+1:0)];
double outPR = aPR[countPR-((countPR > delayP)?delayP+1:0)];
double outUR = aUR[countUR-((countUR > delayU)?delayU+1:0)];
//-------- five
earlyReflectionL = (earlyUL + earlyVL + earlyWL + earlyXL + earlyYL)*0.0008;
earlyReflectionR = (earlyAR + earlyFR + earlyKR + earlyPR + earlyUR)*0.0008;
//and take the final combined sum of outputs, corrected for Householder gain
feedbackAL = ((outAR*3.0) - ((outFR + outKR + outPR + outUR)*2.0)); feedbackSum = fabs(feedbackAL);
feedbackER = ((outUL*3.0) - ((outVL + outWL + outXL + outYL)*2.0)); feedbackSum += fabs(feedbackER);
feedbackBL = ((outVL*3.0) - ((outUL + outWL + outXL + outYL)*2.0)); feedbackSum += fabs(feedbackBL);
feedbackJR = ((outFR*3.0) - ((outAR + outKR + outPR + outUR)*2.0)); feedbackSum += fabs(feedbackJR);
feedbackCL = ((outWL*3.0) - ((outUL + outVL + outXL + outYL)*2.0)); feedbackSum += fabs(feedbackCL);
feedbackOR = ((outKR*3.0) - ((outAR + outFR + outPR + outUR)*2.0)); feedbackSum += fabs(feedbackOR);
feedbackDL = ((outXL*3.0) - ((outUL + outVL + outWL + outYL)*2.0)); feedbackSum += fabs(feedbackDL);
feedbackTR = ((outPR*3.0) - ((outAR + outFR + outKR + outUR)*2.0)); feedbackSum += fabs(feedbackTR);
feedbackEL = ((outYL*3.0) - ((outUL + outVL + outWL + outXL)*2.0)); feedbackSum += fabs(feedbackEL);
feedbackYR = ((outUR*3.0) - ((outAR + outFR + outKR + outPR)*2.0)); feedbackSum += fabs(feedbackYR);
inputSampleL = (outUL + outVL + outWL + outXL + outYL)*0.0008;
inputSampleR = (outAR + outFR + outKR + outPR + outUR)*0.0008;
//and take the final combined sum of outputs, corrected for Householder gain
inputSampleL += (earlyReflectionL * earlyLoudness);
inputSampleR += (earlyReflectionR * earlyLoudness);
bez[bez_CL] = bez[bez_BL];
bez[bez_BL] = bez[bez_AL];
bez[bez_AL] = inputSampleL;
bez[bez_SampL] = 0.0;
bez[bez_CR] = bez[bez_BR];
bez[bez_BR] = bez[bez_AR];
bez[bez_AR] = inputSampleR;
bez[bez_SampR] = 0.0;
}
double CBL = (bez[bez_CL]*(1.0-bez[bez_cycle]))+(bez[bez_BL]*bez[bez_cycle]);
double CBR = (bez[bez_CR]*(1.0-bez[bez_cycle]))+(bez[bez_BR]*bez[bez_cycle]);
double BAL = (bez[bez_BL]*(1.0-bez[bez_cycle]))+(bez[bez_AL]*bez[bez_cycle]);
double BAR = (bez[bez_BR]*(1.0-bez[bez_cycle]))+(bez[bez_AR]*bez[bez_cycle]);
double CBAL = (bez[bez_BL]+(CBL*(1.0-bez[bez_cycle]))+(BAL*bez[bez_cycle]))*0.125;
double CBAR = (bez[bez_BR]+(CBR*(1.0-bez[bez_cycle]))+(BAR*bez[bez_cycle]))*0.125;
inputSampleL = CBAL;
inputSampleR = CBAR;
inputSampleL = (inputSampleL * wet)+(drySampleL * (1.0-wet));
inputSampleR = (inputSampleR * wet)+(drySampleR * (1.0-wet));
//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 kCosmos::processDoubleReplacing(double **inputs, double **outputs, VstInt32 sampleFrames)
{
double* in1 = inputs[0];
double* in2 = inputs[1];
double* out1 = outputs[0];
double* out2 = outputs[1];
VstInt32 inFramesToProcess = sampleFrames; //vst doesn't give us this as a separate variable so we'll make it
double overallscale = 1.0;
overallscale /= 44100.0;
overallscale *= getSampleRate();
double regenMax = (1.0-pow(1.0-A,3.0))*0.000321;
//start this but pad it in the loop by volume of output?
double feedbackSum = 0.0;
bool applyCream = (B > 0.9999);
double remainder = (overallscale-1.0)*0.0375;
derezA = derezB; derezB = B/overallscale;
if (applyCream) derezB = 1.0 / ((int)(1.0/derezB));
else derezB /= (2.0/pow(overallscale,0.5-remainder));
//this hard-locks derez to exact subdivisions of 1.0
if (derezB < 0.0005) derezB = 0.0005; if (derezB > 1.0) derezB = 1.0;
double freq = C*M_PI_2; if (freq < 0.5) freq = 0.5;
bool applyAvg = (C < 1.0);
double earlyLoudness = D;
int adjPredelay = predelay*E*derezB;
double wet = F;
double fir[74]; fir[36] = 1.0;
for(int fip = 0; fip < 36; fip++) {
fir[fip] = (fip-36)*freq;
fir[fip] = sin(fir[fip])/fir[fip]; //sinc function
}
for(int fip = 37; fip < 72; fip++) {
fir[fip] = (fip-36)*freq;
fir[fip] = sin(fir[fip])/fir[fip]; //sinc function
} //setting up the filter which will run inside DeRez
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 temp = (double)sampleFrames/inFramesToProcess;
double derez = (derezA*temp)+(derezB*(1.0-temp));
bez[bez_cycle] += derez;
bez[bez_SampL] += ((inputSampleL+bez[bez_InL]) * derez);
bez[bez_SampR] += ((inputSampleR+bez[bez_InR]) * derez);
bez[bez_InL] = inputSampleL; bez[bez_InR] = inputSampleR;
if (bez[bez_cycle] > 1.0) { //hit the end point and we do a reverb sample
if (applyCream) bez[bez_cycle] = 0.0;
else bez[bez_cycle] -= 1.0;
//predelay
aZL[countZ] = bez[bez_SampL];
aZR[countZ] = bez[bez_SampR];
countZ++; if (countZ < 0 || countZ > adjPredelay) countZ = 0;
bez[bez_SampL] = aZL[countZ-((countZ > adjPredelay)?adjPredelay+1:0)];
bez[bez_SampR] = aZR[countZ-((countZ > adjPredelay)?adjPredelay+1:0)];
//end predelay
eAL[countAL] = bez[bez_SampL];
eBL[countBL] = bez[bez_SampL];
eCL[countCL] = bez[bez_SampL];
eDL[countDL] = bez[bez_SampL];
eEL[countEL] = bez[bez_SampL];
eER[countER] = bez[bez_SampR];
eJR[countJR] = bez[bez_SampR];
eOR[countOR] = bez[bez_SampR];
eTR[countTR] = bez[bez_SampR];
eYR[countYR] = bez[bez_SampR];
if (firPosition < 0 || firPosition > 32767) firPosition = 32767; int firp = firPosition;
firBufferL[firp] = earlyReflectionL; earlyReflectionL = 0.0;
firBufferR[firp] = earlyReflectionR; earlyReflectionR = 0.0;
if (firp + 72 < 32767) {
for(int fip = 1; fip < 72; fip++) {
earlyReflectionL += firBufferL[firp+fip] * fir[fip];
earlyReflectionR += firBufferR[firp+fip] * fir[fip];
}
} else {
for(int fip = 1; fip < 72; fip++) {
earlyReflectionL += firBufferL[firp+fip - ((firp+fip > 32767)?32768:0)] * fir[fip];
earlyReflectionR += firBufferR[firp+fip - ((firp+fip > 32767)?32768:0)] * fir[fip];
}
}
earlyReflectionL *= 0.25; earlyReflectionR *= 0.25;
earlyReflectionL *= sqrt(freq); earlyReflectionR *= sqrt(freq);
firPosition--;//here's the brickwall FIR filter, running in front of the Householder matrix
feedbackSum *= 0.00001;
feedbackSum += fabs(earlyReflectionL);
feedbackSum += fabs(earlyReflectionR);
feedbackSum *= 0.00003;
double regen = fmax(regenMax - feedbackSum, 0.0);
if (applyAvg) regen *= 0.5;
else {
prevAL = prevBL = prevCL = prevDL = prevEL = 0.0;
prevER = prevJR = prevOR = prevTR = prevYR = 0.0;
}
aAL[countAL] = earlyReflectionL + ((feedbackAL+prevAL) * regen);
aBL[countBL] = earlyReflectionL + ((feedbackBL+prevBL) * regen);
aCL[countCL] = earlyReflectionL + ((feedbackCL+prevCL) * regen);
aDL[countDL] = earlyReflectionL + ((feedbackDL+prevDL) * regen);
aEL[countEL] = earlyReflectionL + ((feedbackEL+prevEL) * regen);
aER[countER] = earlyReflectionR + ((feedbackER+prevER) * regen);
aJR[countJR] = earlyReflectionR + ((feedbackJR+prevJR) * regen);
aOR[countOR] = earlyReflectionR + ((feedbackOR+prevOR) * regen);
aTR[countTR] = earlyReflectionR + ((feedbackTR+prevTR) * regen);
aYR[countYR] = earlyReflectionR + ((feedbackYR+prevYR) * regen);
prevAL = feedbackAL;
prevBL = feedbackBL;
prevCL = feedbackCL;
prevDL = feedbackDL;
prevEL = feedbackEL;
prevER = feedbackER;
prevJR = feedbackJR;
prevOR = feedbackOR;
prevTR = feedbackTR;
prevYR = feedbackYR;
countAL++; if (countAL < 0 || countAL > delayA) countAL = 0;
countBL++; if (countBL < 0 || countBL > delayB) countBL = 0;
countCL++; if (countCL < 0 || countCL > delayC) countCL = 0;
countDL++; if (countDL < 0 || countDL > delayD) countDL = 0;
countEL++; if (countEL < 0 || countEL > delayE) countEL = 0;
countER++; if (countER < 0 || countER > delayE) countER = 0;
countJR++; if (countJR < 0 || countJR > delayJ) countJR = 0;
countOR++; if (countOR < 0 || countOR > delayO) countOR = 0;
countTR++; if (countTR < 0 || countTR > delayT) countTR = 0;
countYR++; if (countYR < 0 || countYR > delayY) countYR = 0;
double earlyAL = eAL[countAL-((countAL > delayA)?delayA+1:0)];
double earlyBL = eBL[countBL-((countBL > delayB)?delayB+1:0)];
double earlyCL = eCL[countCL-((countCL > delayC)?delayC+1:0)];
double earlyDL = eDL[countDL-((countDL > delayD)?delayD+1:0)];
double earlyEL = eEL[countEL-((countEL > delayE)?delayE+1:0)];
double earlyER = eER[countER-((countER > delayE)?delayE+1:0)];
double earlyJR = eJR[countJR-((countJR > delayJ)?delayJ+1:0)];
double earlyOR = eOR[countOR-((countOR > delayO)?delayO+1:0)];
double earlyTR = eTR[countTR-((countTR > delayT)?delayT+1:0)];
double earlyYR = eYR[countYR-((countYR > delayY)?delayY+1:0)];
double outAL = aAL[countAL-((countAL > delayA)?delayA+1:0)];
double outBL = aBL[countBL-((countBL > delayB)?delayB+1:0)];
double outCL = aCL[countCL-((countCL > delayC)?delayC+1:0)];
double outDL = aDL[countDL-((countDL > delayD)?delayD+1:0)];
double outEL = aEL[countEL-((countEL > delayE)?delayE+1:0)];
double outER = aER[countER-((countER > delayE)?delayE+1:0)];
double outJR = aJR[countJR-((countJR > delayJ)?delayJ+1:0)];
double outOR = aOR[countOR-((countOR > delayO)?delayO+1:0)];
double outTR = aTR[countTR-((countTR > delayT)?delayT+1:0)];
double outYR = aYR[countYR-((countYR > delayY)?delayY+1:0)];
//-------- one
eFL[countFL] = ((earlyAL*3.0) - ((earlyBL + earlyCL + earlyDL + earlyEL)*2.0));
eGL[countGL] = ((earlyBL*3.0) - ((earlyAL + earlyCL + earlyDL + earlyEL)*2.0));
eHL[countHL] = ((earlyCL*3.0) - ((earlyAL + earlyBL + earlyDL + earlyEL)*2.0));
eIL[countIL] = ((earlyDL*3.0) - ((earlyAL + earlyBL + earlyCL + earlyEL)*2.0));
eJL[countJL] = ((earlyEL*3.0) - ((earlyAL + earlyBL + earlyCL + earlyDL)*2.0));
eDR[countDR] = ((earlyER*3.0) - ((earlyJR + earlyOR + earlyTR + earlyYR)*2.0));
eIR[countIR] = ((earlyJR*3.0) - ((earlyER + earlyOR + earlyTR + earlyYR)*2.0));
eNR[countNR] = ((earlyOR*3.0) - ((earlyER + earlyJR + earlyTR + earlyYR)*2.0));
eSR[countSR] = ((earlyTR*3.0) - ((earlyER + earlyJR + earlyOR + earlyYR)*2.0));
eXR[countXR] = ((earlyYR*3.0) - ((earlyER + earlyJR + earlyOR + earlyTR)*2.0));
aFL[countFL] = ((outAL*3.0) - ((outBL + outCL + outDL + outEL)*2.0));
aGL[countGL] = ((outBL*3.0) - ((outAL + outCL + outDL + outEL)*2.0));
aHL[countHL] = ((outCL*3.0) - ((outAL + outBL + outDL + outEL)*2.0));
aIL[countIL] = ((outDL*3.0) - ((outAL + outBL + outCL + outEL)*2.0));
aJL[countJL] = ((outEL*3.0) - ((outAL + outBL + outCL + outDL)*2.0));
aDR[countDR] = ((outER*3.0) - ((outJR + outOR + outTR + outYR)*2.0));
aIR[countIR] = ((outJR*3.0) - ((outER + outOR + outTR + outYR)*2.0));
aNR[countNR] = ((outOR*3.0) - ((outER + outJR + outTR + outYR)*2.0));
aSR[countSR] = ((outTR*3.0) - ((outER + outJR + outOR + outYR)*2.0));
aXR[countXR] = ((outYR*3.0) - ((outER + outJR + outOR + outTR)*2.0));
countFL++; if (countFL < 0 || countFL > delayF) countFL = 0;
countGL++; if (countGL < 0 || countGL > delayG) countGL = 0;
countHL++; if (countHL < 0 || countHL > delayH) countHL = 0;
countIL++; if (countIL < 0 || countIL > delayI) countIL = 0;
countJL++; if (countJL < 0 || countJL > delayJ) countJL = 0;
countDR++; if (countDR < 0 || countDR > delayD) countDR = 0;
countIR++; if (countIR < 0 || countIR > delayI) countIR = 0;
countNR++; if (countNR < 0 || countNR > delayN) countNR = 0;
countSR++; if (countSR < 0 || countSR > delayS) countSR = 0;
countXR++; if (countXR < 0 || countXR > delayX) countXR = 0;
double earlyFL = eFL[countFL-((countFL > delayF)?delayF+1:0)];
double earlyGL = eGL[countGL-((countGL > delayG)?delayG+1:0)];
double earlyHL = eHL[countHL-((countHL > delayH)?delayH+1:0)];
double earlyIL = eIL[countIL-((countIL > delayI)?delayI+1:0)];
double earlyJL = eJL[countJL-((countJL > delayJ)?delayJ+1:0)];
double earlyDR = eDR[countDR-((countDR > delayD)?delayD+1:0)];
double earlyIR = eIR[countIR-((countIR > delayI)?delayI+1:0)];
double earlyNR = eNR[countNR-((countNR > delayN)?delayN+1:0)];
double earlySR = eSR[countSR-((countSR > delayS)?delayS+1:0)];
double earlyXR = eXR[countXR-((countXR > delayX)?delayX+1:0)];
double outFL = aFL[countFL-((countFL > delayF)?delayF+1:0)];
double outGL = aGL[countGL-((countGL > delayG)?delayG+1:0)];
double outHL = aHL[countHL-((countHL > delayH)?delayH+1:0)];
double outIL = aIL[countIL-((countIL > delayI)?delayI+1:0)];
double outJL = aJL[countJL-((countJL > delayJ)?delayJ+1:0)];
double outDR = aDR[countDR-((countDR > delayD)?delayD+1:0)];
double outIR = aIR[countIR-((countIR > delayI)?delayI+1:0)];
double outNR = aNR[countNR-((countNR > delayN)?delayN+1:0)];
double outSR = aSR[countSR-((countSR > delayS)?delayS+1:0)];
double outXR = aXR[countXR-((countXR > delayX)?delayX+1:0)];
//-------- two
eKL[countKL] = ((earlyFL*3.0) - ((earlyGL + earlyHL + earlyIL + earlyJL)*2.0));
eLL[countLL] = ((earlyGL*3.0) - ((earlyFL + earlyHL + earlyIL + earlyJL)*2.0));
eML[countML] = ((earlyHL*3.0) - ((earlyFL + earlyGL + earlyIL + earlyJL)*2.0));
eNL[countNL] = ((earlyIL*3.0) - ((earlyFL + earlyGL + earlyHL + earlyJL)*2.0));
eOL[countOL] = ((earlyJL*3.0) - ((earlyFL + earlyGL + earlyHL + earlyIL)*2.0));
eCR[countCR] = ((earlyDR*3.0) - ((earlyIR + earlyNR + earlySR + earlyXR)*2.0));
eHR[countHR] = ((earlyIR*3.0) - ((earlyDR + earlyNR + earlySR + earlyXR)*2.0));
eMR[countMR] = ((earlyNR*3.0) - ((earlyDR + earlyIR + earlySR + earlyXR)*2.0));
eRR[countRR] = ((earlySR*3.0) - ((earlyDR + earlyIR + earlyNR + earlyXR)*2.0));
eWR[countWR] = ((earlyXR*3.0) - ((earlyDR + earlyIR + earlyNR + earlySR)*2.0));
aKL[countKL] = ((outFL*3.0) - ((outGL + outHL + outIL + outJL)*2.0));
aLL[countLL] = ((outGL*3.0) - ((outFL + outHL + outIL + outJL)*2.0));
aML[countML] = ((outHL*3.0) - ((outFL + outGL + outIL + outJL)*2.0));
aNL[countNL] = ((outIL*3.0) - ((outFL + outGL + outHL + outJL)*2.0));
aOL[countOL] = ((outJL*3.0) - ((outFL + outGL + outHL + outIL)*2.0));
aCR[countCR] = ((outDR*3.0) - ((outIR + outNR + outSR + outXR)*2.0));
aHR[countHR] = ((outIR*3.0) - ((outDR + outNR + outSR + outXR)*2.0));
aMR[countMR] = ((outNR*3.0) - ((outDR + outIR + outSR + outXR)*2.0));
aRR[countRR] = ((outSR*3.0) - ((outDR + outIR + outNR + outXR)*2.0));
aWR[countWR] = ((outXR*3.0) - ((outDR + outIR + outNR + outSR)*2.0));
countKL++; if (countKL < 0 || countKL > delayK) countKL = 0;
countLL++; if (countLL < 0 || countLL > delayL) countLL = 0;
countML++; if (countML < 0 || countML > delayM) countML = 0;
countNL++; if (countNL < 0 || countNL > delayN) countNL = 0;
countOL++; if (countOL < 0 || countOL > delayO) countOL = 0;
countCR++; if (countCR < 0 || countCR > delayC) countCR = 0;
countHR++; if (countHR < 0 || countHR > delayH) countHR = 0;
countMR++; if (countMR < 0 || countMR > delayM) countMR = 0;
countRR++; if (countRR < 0 || countRR > delayR) countRR = 0;
countWR++; if (countWR < 0 || countWR > delayW) countWR = 0;
double earlyKL = eKL[countKL-((countKL > delayK)?delayK+1:0)];
double earlyLL = eLL[countLL-((countLL > delayL)?delayL+1:0)];
double earlyML = eML[countML-((countML > delayM)?delayM+1:0)];
double earlyNL = eNL[countNL-((countNL > delayN)?delayN+1:0)];
double earlyOL = eOL[countOL-((countOL > delayO)?delayO+1:0)];
double earlyCR = eCR[countCR-((countCR > delayC)?delayC+1:0)];
double earlyHR = eHR[countHR-((countHR > delayH)?delayH+1:0)];
double earlyMR = eMR[countMR-((countMR > delayM)?delayM+1:0)];
double earlyRR = eRR[countRR-((countRR > delayR)?delayR+1:0)];
double earlyWR = eWR[countWR-((countWR > delayW)?delayW+1:0)];
double outKL = aKL[countKL-((countKL > delayK)?delayK+1:0)];
double outLL = aLL[countLL-((countLL > delayL)?delayL+1:0)];
double outML = aML[countML-((countML > delayM)?delayM+1:0)];
double outNL = aNL[countNL-((countNL > delayN)?delayN+1:0)];
double outOL = aOL[countOL-((countOL > delayO)?delayO+1:0)];
double outCR = aCR[countCR-((countCR > delayC)?delayC+1:0)];
double outHR = aHR[countHR-((countHR > delayH)?delayH+1:0)];
double outMR = aMR[countMR-((countMR > delayM)?delayM+1:0)];
double outRR = aRR[countRR-((countRR > delayR)?delayR+1:0)];
double outWR = aWR[countWR-((countWR > delayW)?delayW+1:0)];
//-------- three
ePL[countPL] = ((earlyKL*3.0) - ((earlyLL + earlyML + earlyNL + earlyOL)*2.0));
eQL[countQL] = ((earlyLL*3.0) - ((earlyKL + earlyML + earlyNL + earlyOL)*2.0));
eRL[countRL] = ((earlyML*3.0) - ((earlyKL + earlyLL + earlyNL + earlyOL)*2.0));
eSL[countSL] = ((earlyNL*3.0) - ((earlyKL + earlyLL + earlyML + earlyOL)*2.0));
eTL[countTL] = ((earlyOL*3.0) - ((earlyKL + earlyLL + earlyML + earlyNL)*2.0));
eBR[countBR] = ((earlyCR*3.0) - ((earlyHR + earlyMR + earlyRR + earlyWR)*2.0));
eGR[countGR] = ((earlyHR*3.0) - ((earlyCR + earlyMR + earlyRR + earlyWR)*2.0));
eLR[countLR] = ((earlyMR*3.0) - ((earlyCR + earlyHR + earlyRR + earlyWR)*2.0));
eQR[countQR] = ((earlyRR*3.0) - ((earlyCR + earlyHR + earlyMR + earlyWR)*2.0));
eVR[countVR] = ((earlyWR*3.0) - ((earlyCR + earlyHR + earlyMR + earlyRR)*2.0));
aPL[countPL] = ((outKL*3.0) - ((outLL + outML + outNL + outOL)*2.0));
aQL[countQL] = ((outLL*3.0) - ((outKL + outML + outNL + outOL)*2.0));
aRL[countRL] = ((outML*3.0) - ((outKL + outLL + outNL + outOL)*2.0));
aSL[countSL] = ((outNL*3.0) - ((outKL + outLL + outML + outOL)*2.0));
aTL[countTL] = ((outOL*3.0) - ((outKL + outLL + outML + outNL)*2.0));
aBR[countBR] = ((outCR*3.0) - ((outHR + outMR + outRR + outWR)*2.0));
aGR[countGR] = ((outHR*3.0) - ((outCR + outMR + outRR + outWR)*2.0));
aLR[countLR] = ((outMR*3.0) - ((outCR + outHR + outRR + outWR)*2.0));
aQR[countQR] = ((outRR*3.0) - ((outCR + outHR + outMR + outWR)*2.0));
aVR[countVR] = ((outWR*3.0) - ((outCR + outHR + outMR + outRR)*2.0));
countPL++; if (countPL < 0 || countPL > delayP) countPL = 0;
countQL++; if (countQL < 0 || countQL > delayQ) countQL = 0;
countRL++; if (countRL < 0 || countRL > delayR) countRL = 0;
countSL++; if (countSL < 0 || countSL > delayS) countSL = 0;
countTL++; if (countTL < 0 || countTL > delayT) countTL = 0;
countBR++; if (countBR < 0 || countBR > delayB) countBR = 0;
countGR++; if (countGR < 0 || countGR > delayG) countGR = 0;
countLR++; if (countLR < 0 || countLR > delayL) countLR = 0;
countQR++; if (countQR < 0 || countQR > delayQ) countQR = 0;
countVR++; if (countVR < 0 || countVR > delayV) countVR = 0;
double earlyPL = ePL[countPL-((countPL > delayP)?delayP+1:0)];
double earlyQL = eQL[countQL-((countQL > delayQ)?delayQ+1:0)];
double earlyRL = eRL[countRL-((countRL > delayR)?delayR+1:0)];
double earlySL = eSL[countSL-((countSL > delayS)?delayS+1:0)];
double earlyTL = eTL[countTL-((countTL > delayT)?delayT+1:0)];
double earlyBR = eBR[countBR-((countBR > delayB)?delayB+1:0)];
double earlyGR = eGR[countGR-((countGR > delayG)?delayG+1:0)];
double earlyLR = eLR[countLR-((countLR > delayL)?delayL+1:0)];
double earlyQR = eQR[countQR-((countQR > delayQ)?delayQ+1:0)];
double earlyVR = eVR[countVR-((countVR > delayV)?delayV+1:0)];
double outPL = aPL[countPL-((countPL > delayP)?delayP+1:0)];
double outQL = aQL[countQL-((countQL > delayQ)?delayQ+1:0)];
double outRL = aRL[countRL-((countRL > delayR)?delayR+1:0)];
double outSL = aSL[countSL-((countSL > delayS)?delayS+1:0)];
double outTL = aTL[countTL-((countTL > delayT)?delayT+1:0)];
double outBR = aBR[countBR-((countBR > delayB)?delayB+1:0)];
double outGR = aGR[countGR-((countGR > delayG)?delayG+1:0)];
double outLR = aLR[countLR-((countLR > delayL)?delayL+1:0)];
double outQR = aQR[countQR-((countQR > delayQ)?delayQ+1:0)];
double outVR = aVR[countVR-((countVR > delayV)?delayV+1:0)];
//-------- four
eUL[countUL] = ((earlyPL*3.0) - ((earlyQL + earlyRL + earlySL + earlyTL)*2.0));
eVL[countVL] = ((earlyQL*3.0) - ((earlyPL + earlyRL + earlySL + earlyTL)*2.0));
eWL[countWL] = ((earlyRL*3.0) - ((earlyPL + earlyQL + earlySL + earlyTL)*2.0));
eXL[countXL] = ((earlySL*3.0) - ((earlyPL + earlyQL + earlyRL + earlyTL)*2.0));
eYL[countYL] = ((earlyTL*3.0) - ((earlyPL + earlyQL + earlyRL + earlySL)*2.0));
eAR[countAR] = ((earlyBR*3.0) - ((earlyGR + earlyLR + earlyQR + earlyVR)*2.0));
eFR[countFR] = ((earlyGR*3.0) - ((earlyBR + earlyLR + earlyQR + earlyVR)*2.0));
eKR[countKR] = ((earlyLR*3.0) - ((earlyBR + earlyGR + earlyQR + earlyVR)*2.0));
ePR[countPR] = ((earlyQR*3.0) - ((earlyBR + earlyGR + earlyLR + earlyVR)*2.0));
eUR[countUR] = ((earlyVR*3.0) - ((earlyBR + earlyGR + earlyLR + earlyQR)*2.0));
aUL[countUL] = ((outPL*3.0) - ((outQL + outRL + outSL + outTL)*2.0));
aVL[countVL] = ((outQL*3.0) - ((outPL + outRL + outSL + outTL)*2.0));
aWL[countWL] = ((outRL*3.0) - ((outPL + outQL + outSL + outTL)*2.0));
aXL[countXL] = ((outSL*3.0) - ((outPL + outQL + outRL + outTL)*2.0));
aYL[countYL] = ((outTL*3.0) - ((outPL + outQL + outRL + outSL)*2.0));
aAR[countAR] = ((outBR*3.0) - ((outGR + outLR + outQR + outVR)*2.0));
aFR[countFR] = ((outGR*3.0) - ((outBR + outLR + outQR + outVR)*2.0));
aKR[countKR] = ((outLR*3.0) - ((outBR + outGR + outQR + outVR)*2.0));
aPR[countPR] = ((outQR*3.0) - ((outBR + outGR + outLR + outVR)*2.0));
aUR[countUR] = ((outVR*3.0) - ((outBR + outGR + outLR + outQR)*2.0));
countUL++; if (countUL < 0 || countUL > delayU) countUL = 0;
countVL++; if (countVL < 0 || countVL > delayV) countVL = 0;
countWL++; if (countWL < 0 || countWL > delayW) countWL = 0;
countXL++; if (countXL < 0 || countXL > delayX) countXL = 0;
countYL++; if (countYL < 0 || countYL > delayY) countYL = 0;
countAR++; if (countAR < 0 || countAR > delayA) countAR = 0;
countFR++; if (countFR < 0 || countFR > delayF) countFR = 0;
countKR++; if (countKR < 0 || countKR > delayK) countKR = 0;
countPR++; if (countPR < 0 || countPR > delayP) countPR = 0;
countUR++; if (countUR < 0 || countUR > delayU) countUR = 0;
double earlyUL = eUL[countUL-((countUL > delayU)?delayU+1:0)];
double earlyVL = eVL[countVL-((countVL > delayV)?delayV+1:0)];
double earlyWL = eWL[countWL-((countWL > delayW)?delayW+1:0)];
double earlyXL = eXL[countXL-((countXL > delayX)?delayX+1:0)];
double earlyYL = eYL[countYL-((countYL > delayY)?delayY+1:0)];
double earlyAR = eAR[countAR-((countAR > delayA)?delayA+1:0)];
double earlyFR = eFR[countFR-((countFR > delayF)?delayF+1:0)];
double earlyKR = eKR[countKR-((countKR > delayK)?delayK+1:0)];
double earlyPR = ePR[countPR-((countPR > delayP)?delayP+1:0)];
double earlyUR = eUR[countUR-((countUR > delayU)?delayU+1:0)];
double outUL = aUL[countUL-((countUL > delayU)?delayU+1:0)];
double outVL = aVL[countVL-((countVL > delayV)?delayV+1:0)];
double outWL = aWL[countWL-((countWL > delayW)?delayW+1:0)];
double outXL = aXL[countXL-((countXL > delayX)?delayX+1:0)];
double outYL = aYL[countYL-((countYL > delayY)?delayY+1:0)];
double outAR = aAR[countAR-((countAR > delayA)?delayA+1:0)];
double outFR = aFR[countFR-((countFR > delayF)?delayF+1:0)];
double outKR = aKR[countKR-((countKR > delayK)?delayK+1:0)];
double outPR = aPR[countPR-((countPR > delayP)?delayP+1:0)];
double outUR = aUR[countUR-((countUR > delayU)?delayU+1:0)];
//-------- five
earlyReflectionL = (earlyUL + earlyVL + earlyWL + earlyXL + earlyYL)*0.0008;
earlyReflectionR = (earlyAR + earlyFR + earlyKR + earlyPR + earlyUR)*0.0008;
//and take the final combined sum of outputs, corrected for Householder gain
feedbackAL = ((outAR*3.0) - ((outFR + outKR + outPR + outUR)*2.0)); feedbackSum = fabs(feedbackAL);
feedbackER = ((outUL*3.0) - ((outVL + outWL + outXL + outYL)*2.0)); feedbackSum += fabs(feedbackER);
feedbackBL = ((outVL*3.0) - ((outUL + outWL + outXL + outYL)*2.0)); feedbackSum += fabs(feedbackBL);
feedbackJR = ((outFR*3.0) - ((outAR + outKR + outPR + outUR)*2.0)); feedbackSum += fabs(feedbackJR);
feedbackCL = ((outWL*3.0) - ((outUL + outVL + outXL + outYL)*2.0)); feedbackSum += fabs(feedbackCL);
feedbackOR = ((outKR*3.0) - ((outAR + outFR + outPR + outUR)*2.0)); feedbackSum += fabs(feedbackOR);
feedbackDL = ((outXL*3.0) - ((outUL + outVL + outWL + outYL)*2.0)); feedbackSum += fabs(feedbackDL);
feedbackTR = ((outPR*3.0) - ((outAR + outFR + outKR + outUR)*2.0)); feedbackSum += fabs(feedbackTR);
feedbackEL = ((outYL*3.0) - ((outUL + outVL + outWL + outXL)*2.0)); feedbackSum += fabs(feedbackEL);
feedbackYR = ((outUR*3.0) - ((outAR + outFR + outKR + outPR)*2.0)); feedbackSum += fabs(feedbackYR);
inputSampleL = (outUL + outVL + outWL + outXL + outYL)*0.0008;
inputSampleR = (outAR + outFR + outKR + outPR + outUR)*0.0008;
//and take the final combined sum of outputs, corrected for Householder gain
inputSampleL += (earlyReflectionL * earlyLoudness);
inputSampleR += (earlyReflectionR * earlyLoudness);
bez[bez_CL] = bez[bez_BL];
bez[bez_BL] = bez[bez_AL];
bez[bez_AL] = inputSampleL;
bez[bez_SampL] = 0.0;
bez[bez_CR] = bez[bez_BR];
bez[bez_BR] = bez[bez_AR];
bez[bez_AR] = inputSampleR;
bez[bez_SampR] = 0.0;
}
double CBL = (bez[bez_CL]*(1.0-bez[bez_cycle]))+(bez[bez_BL]*bez[bez_cycle]);
double CBR = (bez[bez_CR]*(1.0-bez[bez_cycle]))+(bez[bez_BR]*bez[bez_cycle]);
double BAL = (bez[bez_BL]*(1.0-bez[bez_cycle]))+(bez[bez_AL]*bez[bez_cycle]);
double BAR = (bez[bez_BR]*(1.0-bez[bez_cycle]))+(bez[bez_AR]*bez[bez_cycle]);
double CBAL = (bez[bez_BL]+(CBL*(1.0-bez[bez_cycle]))+(BAL*bez[bez_cycle]))*0.125;
double CBAR = (bez[bez_BR]+(CBR*(1.0-bez[bez_cycle]))+(BAR*bez[bez_cycle]))*0.125;
inputSampleL = CBAL;
inputSampleR = CBAR;
inputSampleL = (inputSampleL * wet)+(drySampleL * (1.0-wet));
inputSampleR = (inputSampleR * wet)+(drySampleR * (1.0-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++;
}
}
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