diff options
Diffstat (limited to 'plugins/MacAU/Distance/Distance.cpp')
| -rwxr-xr-x | plugins/MacAU/Distance/Distance.cpp | 26 |
1 files changed, 6 insertions, 20 deletions
diff --git a/plugins/MacAU/Distance/Distance.cpp b/plugins/MacAU/Distance/Distance.cpp index 72c9e27..35c0a22 100755 --- a/plugins/MacAU/Distance/Distance.cpp +++ b/plugins/MacAU/Distance/Distance.cpp @@ -169,9 +169,7 @@ void Distance::DistanceKernel::Reset() { thirdresult = prevresult = lastclamp = clamp = change = last = 0.0; //just an example - fpNShapeA = 0.0; - fpNShapeB = 0.0; - fpFlip = true; + fpNShape = 0.0; } //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ @@ -204,10 +202,6 @@ void Distance::DistanceKernel::Process( const Float32 *inSourceP, Float64 wet = GetParameter( kParam_Two ); Float64 dry = 1.0-wet; Float64 bridgerectifier; - - Float32 fpTemp; - Float64 fpOld = 0.618033988749894848204586; //golden ratio! - Float64 fpNew = 1.0 - fpOld; Float64 inputSample; Float64 drySample; @@ -262,19 +256,11 @@ void Distance::DistanceKernel::Process( const Float32 *inSourceP, if (wet < 1.0) inputSample = (drySample * dry)+(inputSample*wet); - //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; sourceP += inNumChannels; |