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87 lines
No EOL
2.3 KiB
C++
Executable file
87 lines
No EOL
2.3 KiB
C++
Executable file
/* ========================================
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* SlewOnly - SlewOnly.h
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* Copyright (c) 2016 airwindows, Airwindows uses the MIT license
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* ======================================== */
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#ifndef __SlewOnly_H
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#include "SlewOnly.h"
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#endif
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void SlewOnly::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 inputSampleL;
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double inputSampleR;
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double outputSampleL;
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double outputSampleR;
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double trim = 2.302585092994045684017991; //natural logarithm of 10
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while (--sampleFrames >= 0)
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{
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inputSampleL = *in1;
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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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outputSampleL = (inputSampleL - lastSampleL)*trim;
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outputSampleR = (inputSampleR - lastSampleR)*trim;
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lastSampleL = inputSampleL;
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lastSampleR = inputSampleR;
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if (outputSampleL > 1.0) outputSampleL = 1.0;
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if (outputSampleR > 1.0) outputSampleR = 1.0;
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if (outputSampleL < -1.0) outputSampleL = -1.0;
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if (outputSampleR < -1.0) outputSampleR = -1.0;
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*out1 = outputSampleL;
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*out2 = outputSampleR;
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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 SlewOnly::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 inputSampleL;
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double inputSampleR;
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double outputSampleL;
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double outputSampleR;
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double trim = 2.302585092994045684017991; //natural logarithm of 10
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while (--sampleFrames >= 0)
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{
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inputSampleL = *in1;
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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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outputSampleL = (inputSampleL - lastSampleL)*trim;
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outputSampleR = (inputSampleR - lastSampleR)*trim;
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lastSampleL = inputSampleL;
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lastSampleR = inputSampleR;
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if (outputSampleL > 1.0) outputSampleL = 1.0;
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if (outputSampleR > 1.0) outputSampleR = 1.0;
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if (outputSampleL < -1.0) outputSampleL = -1.0;
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if (outputSampleR < -1.0) outputSampleR = -1.0;
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*out1 = outputSampleL;
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*out2 = outputSampleR;
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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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} |