diff options
Diffstat (limited to 'plugins/MacAU/PyewacketMono/PyewacketMono.cpp')
-rwxr-xr-x | plugins/MacAU/PyewacketMono/PyewacketMono.cpp | 23 |
1 files changed, 6 insertions, 17 deletions
diff --git a/plugins/MacAU/PyewacketMono/PyewacketMono.cpp b/plugins/MacAU/PyewacketMono/PyewacketMono.cpp index 0bc0096..8ea6ab2 100755 --- a/plugins/MacAU/PyewacketMono/PyewacketMono.cpp +++ b/plugins/MacAU/PyewacketMono/PyewacketMono.cpp @@ -174,9 +174,7 @@ ComponentResult PyewacketMono::Initialize() //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ void PyewacketMono::PyewacketMonoKernel::Reset() { - fpNShapeA = 0.0; - fpNShapeB = 0.0; - fpFlip = true; + fpNShape = 0.0; chase = 1.0; lastrectifier = 0.0; } @@ -198,7 +196,6 @@ void PyewacketMono::PyewacketMonoKernel::Process( const Float32 *inSourceP, overallscale *= GetSampleRate(); if (overallscale < 0.1) overallscale = 1.0; //insanity check - Float32 fpTemp; long double fpOld = 0.618033988749894848204586; //golden ratio! long double fpNew = 1.0 - fpOld; long double inputSample; @@ -283,19 +280,11 @@ void PyewacketMono::PyewacketMonoKernel::Process( const Float32 *inSourceP, inputSample *= outputGain; } - //noise shaping to 32-bit floating point - if (fpFlip) { - fpTemp = inputSample; - fpNShapeA = (fpNShapeA*fpOld)+((inputSample-fpTemp)*fpNew); - inputSample += fpNShapeA; - } - else { - fpTemp = inputSample; - fpNShapeB = (fpNShapeB*fpOld)+((inputSample-fpTemp)*fpNew); - inputSample += fpNShapeB; - } - fpFlip = !fpFlip; - //end noise shaping on 32 bit output + //32 bit dither, made small and tidy. + int expon; frexpf((Float32)inputSample, &expon); + long double dither = (rand()/(RAND_MAX*7.737125245533627e+25))*pow(2,expon+62); + inputSample += (dither-fpNShape); fpNShape = dither; + //end 32 bit dither *destP = inputSample; |