diff options
Diffstat (limited to 'plugins/MacVST/Aura/source')
-rwxr-xr-x | plugins/MacVST/Aura/source/Aura.cpp | 7 | ||||
-rwxr-xr-x | plugins/MacVST/Aura/source/Aura.h | 7 | ||||
-rwxr-xr-x | plugins/MacVST/Aura/source/AuraProc.cpp | 62 |
3 files changed, 22 insertions, 54 deletions
diff --git a/plugins/MacVST/Aura/source/Aura.cpp b/plugins/MacVST/Aura/source/Aura.cpp index d011564..8663d3b 100755 --- a/plugins/MacVST/Aura/source/Aura.cpp +++ b/plugins/MacVST/Aura/source/Aura.cpp @@ -24,11 +24,8 @@ Aura::Aura(audioMasterCallback audioMaster) : lastSampleR = 0.0; previousVelocityR = 0.0; - fpNShapeLA = 0.0; - fpNShapeLB = 0.0; - fpNShapeRA = 0.0; - fpNShapeRB = 0.0; - fpFlip = true; + fpNShapeL = 0.0; + fpNShapeR = 0.0; //this is reset: values being initialized only once. Startup values, whatever they are. _canDo.insert("plugAsChannelInsert"); // plug-in can be used as a channel insert effect. diff --git a/plugins/MacVST/Aura/source/Aura.h b/plugins/MacVST/Aura/source/Aura.h index 557169d..22d4653 100755 --- a/plugins/MacVST/Aura/source/Aura.h +++ b/plugins/MacVST/Aura/source/Aura.h @@ -53,11 +53,8 @@ private: char _programName[kVstMaxProgNameLen + 1]; std::set< std::string > _canDo; - long double fpNShapeLA; - long double fpNShapeLB; - long double fpNShapeRA; - long double fpNShapeRB; - bool fpFlip; + long double fpNShapeL; + long double fpNShapeR; //default stuff long double lastSampleL; double previousVelocityL; diff --git a/plugins/MacVST/Aura/source/AuraProc.cpp b/plugins/MacVST/Aura/source/AuraProc.cpp index daf54d6..089a873 100755 --- a/plugins/MacVST/Aura/source/AuraProc.cpp +++ b/plugins/MacVST/Aura/source/AuraProc.cpp @@ -14,9 +14,6 @@ void Aura::processReplacing(float **inputs, float **outputs, VstInt32 sampleFram float* out1 = outputs[0]; float* out2 = outputs[1]; - float fpTemp; - long double fpOld = 0.618033988749894848204586; //golden ratio! - long double fpNew = 1.0 - fpOld; double correctionL; double correctionR; @@ -211,25 +208,14 @@ void Aura::processReplacing(float **inputs, float **outputs, VstInt32 sampleFram inputSampleR = (inputSampleR * wet) + (drySampleR * dry); } - //noise shaping to 32-bit floating point - if (fpFlip) { - fpTemp = inputSampleL; - fpNShapeLA = (fpNShapeLA*fpOld)+((inputSampleL-fpTemp)*fpNew); - inputSampleL += fpNShapeLA; - fpTemp = inputSampleR; - fpNShapeRA = (fpNShapeRA*fpOld)+((inputSampleR-fpTemp)*fpNew); - inputSampleR += fpNShapeRA; - } - else { - fpTemp = inputSampleL; - fpNShapeLB = (fpNShapeLB*fpOld)+((inputSampleL-fpTemp)*fpNew); - inputSampleL += fpNShapeLB; - fpTemp = inputSampleR; - fpNShapeRB = (fpNShapeRB*fpOld)+((inputSampleR-fpTemp)*fpNew); - inputSampleR += fpNShapeRB; - } - fpFlip = !fpFlip; - //end noise shaping on 32 bit output + //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; @@ -248,9 +234,6 @@ void Aura::processDoubleReplacing(double **inputs, double **outputs, VstInt32 sa double* out1 = outputs[0]; double* out2 = outputs[1]; - double fpTemp; - long double fpOld = 0.618033988749894848204586; //golden ratio! - long double fpNew = 1.0 - fpOld; double correctionL; double correctionR; @@ -445,25 +428,16 @@ void Aura::processDoubleReplacing(double **inputs, double **outputs, VstInt32 sa inputSampleR = (inputSampleR * wet) + (drySampleR * dry); } - //noise shaping to 64-bit floating point - if (fpFlip) { - fpTemp = inputSampleL; - fpNShapeLA = (fpNShapeLA*fpOld)+((inputSampleL-fpTemp)*fpNew); - inputSampleL += fpNShapeLA; - fpTemp = inputSampleR; - fpNShapeRA = (fpNShapeRA*fpOld)+((inputSampleR-fpTemp)*fpNew); - inputSampleR += fpNShapeRA; - } - else { - fpTemp = inputSampleL; - fpNShapeLB = (fpNShapeLB*fpOld)+((inputSampleL-fpTemp)*fpNew); - inputSampleL += fpNShapeLB; - fpTemp = inputSampleR; - fpNShapeRB = (fpNShapeRB*fpOld)+((inputSampleR-fpTemp)*fpNew); - inputSampleR += fpNShapeRB; - } - fpFlip = !fpFlip; - //end noise shaping on 64 bit output + //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; |