/* ========================================
* C5RawBuss - C5RawBuss.h
* Copyright (c) 2016 airwindows, All rights reserved
* ======================================== */
#ifndef __C5RawBuss_H
#include "C5RawBuss.h"
#endif
void C5RawBuss::processReplacing(float **inputs, float **outputs, VstInt32 sampleFrames)
{
float* in1 = inputs[0];
float* in2 = inputs[1];
float* out1 = outputs[0];
float* out2 = outputs[1];
long double centering = A * 0.5;
centering = 1.0 - pow(centering,5);
//we can set our centering force from zero to rather high, but
//there's a really intense taper on it forcing it to mostly be almost 1.0.
//If it's literally 1.0, we don't even apply it, and you get the original
//Xmas Morning bugged-out Console5, which is the default setting for Raw Console5.
double differenceL;
double differenceR;
long double inputSampleL;
long double inputSampleR;
while (--sampleFrames >= 0)
{
inputSampleL = *in1;
inputSampleR = *in2;
if (inputSampleL<1.2e-38 && -inputSampleL<1.2e-38) {
static int noisesource = 0;
//this declares a variable before anything else is compiled. It won't keep assigning
//it to 0 for every sample, it's as if the declaration doesn't exist in this context,
//but it lets me add this denormalization fix in a single place rather than updating
//it in three different locations. The variable isn't thread-safe but this is only
//a random seed and we can share it with whatever.
noisesource = noisesource % 1700021; noisesource++;
int residue = noisesource * noisesource;
residue = residue % 170003; residue *= residue;
residue = residue % 17011; residue *= residue;
residue = residue % 1709; residue *= residue;
residue = residue % 173; residue *= residue;
residue = residue % 17;
double applyresidue = residue;
applyresidue *= 0.00000001;
applyresidue *= 0.00000001;
inputSampleL = applyresidue;
}
if (inputSampleR<1.2e-38 && -inputSampleR<1.2e-38) {
static int noisesource = 0;
noisesource = noisesource % 1700021; noisesource++;
int residue = noisesource * noisesource;
residue = residue % 170003; residue *= residue;
residue = residue % 17011; residue *= residue;
residue = residue % 1709; residue *= residue;
residue = residue % 173; residue *= residue;
residue = residue % 17;
double applyresidue = residue;
applyresidue *= 0.00000001;
applyresidue *= 0.00000001;
inputSampleR = applyresidue;
//this denormalization routine produces a white noise at -300 dB which the noise
//shaping will interact with to produce a bipolar output, but the noise is actually
//all positive. That should stop any variables from going denormal, and the routine
//only kicks in if digital black is input. As a final touch, if you save to 24-bit
//the silence will return to being digital black again.
}
if (inputSampleL > 1.0) inputSampleL = 1.0;
if (inputSampleL < -1.0) inputSampleL = -1.0;
inputSampleL = asin(inputSampleL);
//amplitude aspect
if (inputSampleR > 1.0) inputSampleR = 1.0;
if (inputSampleR < -1.0) inputSampleR = -1.0;
inputSampleR = asin(inputSampleR);
//amplitude aspect
differenceL = lastSampleBussL - inputSampleL;
lastSampleBussL = inputSampleL;
//derive slew part off direct sample measurement + from last time
differenceR = lastSampleBussR - inputSampleR;
lastSampleBussR = inputSampleR;
//derive slew part off direct sample measurement + from last time
if (differenceL > 1.57079633) differenceL = 1.57079633;
if (differenceL < -1.57079633) differenceL = -1.57079633;
if (differenceR > 1.57079633) differenceR = 1.57079633;
if (differenceR < -1.57079633) differenceR = -1.57079633;
inputSampleL = lastFXBussL + sin(differenceL);
lastFXBussL = inputSampleL;
if (centering < 1.0) lastFXBussL *= centering;
//if we're using the crude centering force, it's applied here
inputSampleR = lastFXBussR + sin(differenceR);
lastFXBussR = inputSampleR;
if (centering < 1.0) lastFXBussR *= centering;
//if we're using the crude centering force, it's applied here
if (lastFXBussL > 1.0) lastFXBussL = 1.0;
if (lastFXBussL < -1.0) lastFXBussL = -1.0;
//build new signal off what was present in output last time
if (lastFXBussR > 1.0) lastFXBussR = 1.0;
if (lastFXBussR < -1.0) lastFXBussR = -1.0;
//build new signal off what was present in output last time
//slew aspect
//stereo 32 bit dither, made small and tidy.
int expon; frexpf((float)inputSampleL, &expon);
long double dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62);
inputSampleL += (dither-fpNShapeL); fpNShapeL = dither;
frexpf((float)inputSampleR, &expon);
dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62);
inputSampleR += (dither-fpNShapeR); fpNShapeR = dither;
//end 32 bit dither
*out1 = inputSampleL;
*out2 = inputSampleR;
*in1++;
*in2++;
*out1++;
*out2++;
}
}
void C5RawBuss::processDoubleReplacing(double **inputs, double **outputs, VstInt32 sampleFrames)
{
double* in1 = inputs[0];
double* in2 = inputs[1];
double* out1 = outputs[0];
double* out2 = outputs[1];
long double centering = A * 0.5;
centering = 1.0 - pow(centering,5);
//we can set our centering force from zero to rather high, but
//there's a really intense taper on it forcing it to mostly be almost 1.0.
//If it's literally 1.0, we don't even apply it, and you get the original
//Xmas Morning bugged-out Console5, which is the default setting for Raw Console5.
double differenceL;
double differenceR;
long double inputSampleL;
long double inputSampleR;
while (--sampleFrames >= 0)
{
inputSampleL = *in1;
inputSampleR = *in2;
if (inputSampleL<1.2e-38 && -inputSampleL<1.2e-38) {
static int noisesource = 0;
//this declares a variable before anything else is compiled. It won't keep assigning
//it to 0 for every sample, it's as if the declaration doesn't exist in this context,
//but it lets me add this denormalization fix in a single place rather than updating
//it in three different locations. The variable isn't thread-safe but this is only
//a random seed and we can share it with whatever.
noisesource = noisesource % 1700021; noisesource++;
int residue = noisesource * noisesource;
residue = residue % 170003; residue *= residue;
residue = residue % 17011; residue *= residue;
residue = residue % 1709; residue *= residue;
residue = residue % 173; residue *= residue;
residue = residue % 17;
double applyresidue = residue;
applyresidue *= 0.00000001;
applyresidue *= 0.00000001;
inputSampleL = applyresidue;
}
if (inputSampleR<1.2e-38 && -inputSampleR<1.2e-38) {
static int noisesource = 0;
noisesource = noisesource % 1700021; noisesource++;
int residue = noisesource * noisesource;
residue = residue % 170003; residue *= residue;
residue = residue % 17011; residue *= residue;
residue = residue % 1709; residue *= residue;
residue = residue % 173; residue *= residue;
residue = residue % 17;
double applyresidue = residue;
applyresidue *= 0.00000001;
applyresidue *= 0.00000001;
inputSampleR = applyresidue;
//this denormalization routine produces a white noise at -300 dB which the noise
//shaping will interact with to produce a bipolar output, but the noise is actually
//all positive. That should stop any variables from going denormal, and the routine
//only kicks in if digital black is input. As a final touch, if you save to 24-bit
//the silence will return to being digital black again.
}
if (inputSampleL > 1.0) inputSampleL = 1.0;
if (inputSampleL < -1.0) inputSampleL = -1.0;
inputSampleL = asin(inputSampleL);
//amplitude aspect
if (inputSampleR > 1.0) inputSampleR = 1.0;
if (inputSampleR < -1.0) inputSampleR = -1.0;
inputSampleR = asin(inputSampleR);
//amplitude aspect
differenceL = lastSampleBussL - inputSampleL;
lastSampleBussL = inputSampleL;
//derive slew part off direct sample measurement + from last time
differenceR = lastSampleBussR - inputSampleR;
lastSampleBussR = inputSampleR;
//derive slew part off direct sample measurement + from last time
if (differenceL > 1.57079633) differenceL = 1.57079633;
if (differenceL < -1.57079633) differenceL = -1.57079633;
if (differenceR > 1.57079633) differenceR = 1.57079633;
if (differenceR < -1.57079633) differenceR = -1.57079633;
inputSampleL = lastFXBussL + sin(differenceL);
lastFXBussL = inputSampleL;
if (centering < 1.0) lastFXBussL *= centering;
//if we're using the crude centering force, it's applied here
inputSampleR = lastFXBussR + sin(differenceR);
lastFXBussR = inputSampleR;
if (centering < 1.0) lastFXBussR *= centering;
//if we're using the crude centering force, it's applied here
if (lastFXBussL > 1.0) lastFXBussL = 1.0;
if (lastFXBussL < -1.0) lastFXBussL = -1.0;
//build new signal off what was present in output last time
if (lastFXBussR > 1.0) lastFXBussR = 1.0;
if (lastFXBussR < -1.0) lastFXBussR = -1.0;
//build new signal off what was present in output last time
//slew aspect
//stereo 64 bit dither, made small and tidy.
int expon; frexp((double)inputSampleL, &expon);
long double dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62);
dither /= 536870912.0; //needs this to scale to 64 bit zone
inputSampleL += (dither-fpNShapeL); fpNShapeL = dither;
frexp((double)inputSampleR, &expon);
dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62);
dither /= 536870912.0; //needs this to scale to 64 bit zone
inputSampleR += (dither-fpNShapeR); fpNShapeR = dither;
//end 64 bit dither
*out1 = inputSampleL;
*out2 = inputSampleR;
*in1++;
*in2++;
*out1++;
*out2++;
}
}