diff --git a/clip/aw_clipsoftly.h b/clip/aw_clipsoftly.h deleted file mode 100644 index b15f1fe..0000000 --- a/clip/aw_clipsoftly.h +++ /dev/null @@ -1,110 +0,0 @@ -#pragma once -#include -#include -#include - -namespace trnr { -// soft clipper based on ClipSoftly by Chris Johnson -class aw_clipsoftly { -public: - aw_clipsoftly() - { - samplerate = 44100; - - lastSampleL = 0.0; - lastSampleR = 0.0; - for (int x = 0; x < 16; x++) { - intermediateL[x] = 0.0; - intermediateR[x] = 0.0; - } - fpdL = 1.0; - while (fpdL < 16386) fpdL = rand() * UINT32_MAX; - fpdR = 1.0; - while (fpdR < 16386) fpdR = rand() * UINT32_MAX; - // this is reset: values being initialized only once. Startup values, whatever they are. - } - - void set_samplerate(double _samplerate) { samplerate = _samplerate; } - - template - void process_block(t_sample** inputs, t_sample** outputs, long sample_frames) - { - t_sample* in1 = inputs[0]; - t_sample* in2 = inputs[1]; - t_sample* out1 = outputs[0]; - t_sample* out2 = outputs[1]; - - double overallscale = 1.0; - overallscale /= 44100.0; - overallscale *= samplerate; - int spacing = floor(overallscale); // should give us working basic scaling, usually 2 or 4 - if (spacing < 1) spacing = 1; - if (spacing > 16) spacing = 16; - - while (--sample_frames >= 0) { - double inputSampleL = *in1; - double inputSampleR = *in2; - if (fabs(inputSampleL) < 1.18e-23) inputSampleL = fpdL * 1.18e-17; - if (fabs(inputSampleR) < 1.18e-23) inputSampleR = fpdR * 1.18e-17; - - double softSpeed = fabs(inputSampleL); - if (softSpeed < 1.0) softSpeed = 1.0; - else softSpeed = 1.0 / softSpeed; - if (inputSampleL > 1.57079633) inputSampleL = 1.57079633; - if (inputSampleL < -1.57079633) inputSampleL = -1.57079633; - inputSampleL = sin(inputSampleL) * 0.9549925859; // scale to what cliponly uses - inputSampleL = (inputSampleL * softSpeed) + (lastSampleL * (1.0 - softSpeed)); - - softSpeed = fabs(inputSampleR); - if (softSpeed < 1.0) softSpeed = 1.0; - else softSpeed = 1.0 / softSpeed; - if (inputSampleR > 1.57079633) inputSampleR = 1.57079633; - if (inputSampleR < -1.57079633) inputSampleR = -1.57079633; - inputSampleR = sin(inputSampleR) * 0.9549925859; // scale to what cliponly uses - inputSampleR = (inputSampleR * softSpeed) + (lastSampleR * (1.0 - softSpeed)); - - intermediateL[spacing] = inputSampleL; - inputSampleL = lastSampleL; // Latency is however many samples equals one 44.1k sample - for (int x = spacing; x > 0; x--) intermediateL[x - 1] = intermediateL[x]; - lastSampleL = intermediateL[0]; // run a little buffer to handle this - - intermediateR[spacing] = inputSampleR; - inputSampleR = lastSampleR; // Latency is however many samples equals one 44.1k sample - for (int x = spacing; x > 0; x--) intermediateR[x - 1] = intermediateR[x]; - lastSampleR = intermediateR[0]; // run a little buffer to handle this - - // begin 64 bit stereo floating point dither - // int expon; frexp((double)inputSampleL, &expon); - fpdL ^= fpdL << 13; - fpdL ^= fpdL >> 17; - fpdL ^= fpdL << 5; - // inputSampleL += ((double(fpdL)-uint32_t(0x7fffffff)) * 1.1e-44l * pow(2,expon+62)); - // frexp((double)inputSampleR, &expon); - fpdR ^= fpdR << 13; - fpdR ^= fpdR >> 17; - fpdR ^= fpdR << 5; - // inputSampleR += ((double(fpdR)-uint32_t(0x7fffffff)) * 1.1e-44l * pow(2,expon+62)); - // end 64 bit stereo floating point dither - - *out1 = inputSampleL; - *out2 = inputSampleR; - - in1++; - in2++; - out1++; - out2++; - } - } - -private: - double samplerate; - - double lastSampleL; - double intermediateL[16]; - double lastSampleR; - double intermediateR[16]; - uint32_t fpdL; - uint32_t fpdR; - // default stuff -}; -} // namespace trnr \ No newline at end of file