diff options
Diffstat (limited to 'plugins/MacAU/ElectroHat/ElectroHat.cpp')
| -rwxr-xr-x | plugins/MacAU/ElectroHat/ElectroHat.cpp | 25 |
1 files changed, 6 insertions, 19 deletions
diff --git a/plugins/MacAU/ElectroHat/ElectroHat.cpp b/plugins/MacAU/ElectroHat/ElectroHat.cpp index 6fd2b29..cfdf411 100755 --- a/plugins/MacAU/ElectroHat/ElectroHat.cpp +++ b/plugins/MacAU/ElectroHat/ElectroHat.cpp @@ -214,9 +214,7 @@ void ElectroHat::ElectroHatKernel::Reset() tik = 3746926; lok = 0; flip = true; - fpNShapeA = 0.0; - fpNShapeB = 0.0; - fpFlip = true; + fpNShape = 0.0; } //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ @@ -270,9 +268,6 @@ void ElectroHat::ElectroHatKernel::Process( const Float32 *inSourceP, int posE = fosE; int posF = fosF; int posG = posF*posE*posD*posC*posB; //factorial - Float32 fpTemp; - Float64 fpOld = 0.618033988749894848204586; //golden ratio! - Float64 fpNew = 1.0 - fpOld; while (nSampleFrames-- > 0) { @@ -317,19 +312,11 @@ void ElectroHat::ElectroHatKernel::Process( const Float32 *inSourceP, inputSample = (inputSample * wet) + (drySample * dry); } - //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; //moving average combats that near-Nyquist stuff |