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/* ========================================
* MoNoam - MoNoam.h
* Copyright (c) 2016 airwindows, All rights reserved
* ======================================== */
#ifndef __MoNoam_H
#include "MoNoam.h"
#endif
void MoNoam::processReplacing(float **inputs, float **outputs, VstInt32 sampleFrames)
{
float* in1 = inputs[0];
float* in2 = inputs[1];
float* out1 = outputs[0];
float* out2 = outputs[1];
int processing = (VstInt32)( A * 7.999 );
while (--sampleFrames >= 0)
{
long double inputSampleL = *in1;
long double inputSampleR = *in2;
if (fabs(inputSampleL)<1.18e-37) inputSampleL = fpd * 1.18e-37;
if (fabs(inputSampleR)<1.18e-37) inputSampleR = fpd * 1.18e-37;
long double mid; mid = inputSampleL + inputSampleR;
long double side; side = inputSampleL - inputSampleR;
if (processing == kMONO || processing == kMONOR || processing == kMONOL) side = 0.0;
if (processing == kSIDE || processing == kSIDEM || processing == kSIDER || processing == kSIDEL) mid = 0.0;
inputSampleL = (mid+side)/2.0;
inputSampleR = (mid-side)/2.0;
if (processing == kSIDEM || processing == kSIDER || processing == kSIDEL) inputSampleL = -inputSampleL;
if (processing == kMONOR || processing == kSIDER) inputSampleL = 0.0;
if (processing == kMONOL || processing == kSIDEL) inputSampleR = 0.0;
if (processing == kBYPASS) {inputSampleL = *in1; inputSampleR = *in2;}
//begin 32 bit stereo floating point dither
int expon; frexpf((float)inputSampleL, &expon);
fpd ^= fpd << 13; fpd ^= fpd >> 17; fpd ^= fpd << 5;
inputSampleL += ((double(fpd)-uint32_t(0x7fffffff)) * 5.5e-36l * pow(2,expon+62));
frexpf((float)inputSampleR, &expon);
fpd ^= fpd << 13; fpd ^= fpd >> 17; fpd ^= fpd << 5;
inputSampleR += ((double(fpd)-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 MoNoam::processDoubleReplacing(double **inputs, double **outputs, VstInt32 sampleFrames)
{
double* in1 = inputs[0];
double* in2 = inputs[1];
double* out1 = outputs[0];
double* out2 = outputs[1];
int processing = (VstInt32)( A * 7.999 );
while (--sampleFrames >= 0)
{
long double inputSampleL = *in1;
long double inputSampleR = *in2;
if (fabs(inputSampleL)<1.18e-43) inputSampleL = fpd * 1.18e-43;
if (fabs(inputSampleR)<1.18e-43) inputSampleR = fpd * 1.18e-43;
long double mid; mid = inputSampleL + inputSampleR;
long double side; side = inputSampleL - inputSampleR;
if (processing == kMONO || processing == kMONOR || processing == kMONOL) side = 0.0;
if (processing == kSIDE || processing == kSIDEM || processing == kSIDER || processing == kSIDEL) mid = 0.0;
inputSampleL = (mid+side)/2.0;
inputSampleR = (mid-side)/2.0;
if (processing == kSIDEM || processing == kSIDER || processing == kSIDEL) inputSampleL = -inputSampleL;
if (processing == kMONOR || processing == kSIDER) inputSampleL = 0.0;
if (processing == kMONOL || processing == kSIDEL) inputSampleR = 0.0;
if (processing == kBYPASS) {inputSampleL = *in1; inputSampleR = *in2;}
//begin 64 bit stereo floating point dither
int expon; frexp((double)inputSampleL, &expon);
fpd ^= fpd << 13; fpd ^= fpd >> 17; fpd ^= fpd << 5;
inputSampleL += ((double(fpd)-uint32_t(0x7fffffff)) * 1.1e-44l * pow(2,expon+62));
frexp((double)inputSampleR, &expon);
fpd ^= fpd << 13; fpd ^= fpd >> 17; fpd ^= fpd << 5;
inputSampleR += ((double(fpd)-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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