diff options
Diffstat (limited to 'plugins/MacAU/Swell/Swell.cpp')
-rwxr-xr-x | plugins/MacAU/Swell/Swell.cpp | 28 |
1 files changed, 6 insertions, 22 deletions
diff --git a/plugins/MacAU/Swell/Swell.cpp b/plugins/MacAU/Swell/Swell.cpp index 821b33d..09dec89 100755 --- a/plugins/MacAU/Swell/Swell.cpp +++ b/plugins/MacAU/Swell/Swell.cpp @@ -176,10 +176,7 @@ void Swell::SwellKernel::Reset() { swell = 0.0; louder = false; - - fpNShapeA = 0.0; - fpNShapeB = 0.0; - fpFlip = true; + fpNShape = 0.0; } //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ @@ -197,10 +194,6 @@ void Swell::SwellKernel::Process( const Float32 *inSourceP, long double overallscale = 1.0; overallscale /= 44100.0; overallscale *= GetSampleRate(); - Float32 fpTemp; - long double fpOld = 0.618033988749894848204586; //golden ratio! - long double fpNew = 1.0 - fpOld; - Float64 thresholdOn = pow(GetParameter( kParam_One ),2) * GetParameter( kParam_Two ); Float64 speedOn = (pow(GetParameter( kParam_Two ),2)*0.001)/overallscale; Float64 thresholdOff = thresholdOn * GetParameter( kParam_Two ); @@ -252,20 +245,11 @@ void Swell::SwellKernel::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; |