diff options
Diffstat (limited to 'plugins/MacAU/Console5Channel/Console5Channel.cpp')
| -rwxr-xr-x | plugins/MacAU/Console5Channel/Console5Channel.cpp | 25 |
1 files changed, 6 insertions, 19 deletions
diff --git a/plugins/MacAU/Console5Channel/Console5Channel.cpp b/plugins/MacAU/Console5Channel/Console5Channel.cpp index 795c960..356f347 100755 --- a/plugins/MacAU/Console5Channel/Console5Channel.cpp +++ b/plugins/MacAU/Console5Channel/Console5Channel.cpp @@ -165,9 +165,7 @@ void Console5Channel::Console5ChannelKernel::Reset() settingchase = -90.0; chasespeed = 350.0; - fpNShapeA = 0.0; - fpNShapeB = 0.0; - fpFlip = true; + fpNShape = 0.0; } //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ @@ -185,9 +183,6 @@ void Console5Channel::Console5ChannelKernel::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 inputgain = GetParameter( kParam_One ); Float64 difference; @@ -279,19 +274,11 @@ void Console5Channel::Console5ChannelKernel::Process( const Float32 *inSourceP inputSample = sin(inputSample); //amplitude aspect - //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; |