diff options
Diffstat (limited to 'plugins/MacAU/ADClip7/ADClip7.cpp')
| -rwxr-xr-x | plugins/MacAU/ADClip7/ADClip7.cpp | 23 |
1 files changed, 6 insertions, 17 deletions
diff --git a/plugins/MacAU/ADClip7/ADClip7.cpp b/plugins/MacAU/ADClip7/ADClip7.cpp index 688c254..4835b0f 100755 --- a/plugins/MacAU/ADClip7/ADClip7.cpp +++ b/plugins/MacAU/ADClip7/ADClip7.cpp @@ -205,9 +205,7 @@ void ADClip7::ADClip7Kernel::Reset() refclip = 0.99; iirLowsA = 0.0; iirLowsB = 0.0; - fpNShapeA = 0.0; - fpNShapeB = 0.0; - fpFlip = true; + fpNShape = 0.0; } //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ @@ -225,7 +223,6 @@ void ADClip7::ADClip7Kernel::Process( const Float32 *inSourceP, Float64 overallscale = 1.0; overallscale /= 44100.0; overallscale *= GetSampleRate(); - Float32 fpTemp; Float64 fpOld = 0.618033988749894848204586; //golden ratio! Float64 fpNew = 1.0 - fpOld; @@ -479,19 +476,11 @@ void ADClip7::ADClip7Kernel::Process( const Float32 *inSourceP, if (inputSample < -refclip) inputSample = -refclip; //final iron bar - //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 = not 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; |