«303 emulation» by chriskiefer
on 04 Sep'14 12:58 inThis code does tb303 emulation, with analogue style sequencing.
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( SynthDef(\impulseSync, { |rate=1, bpm=135, barLengthInBeats=4, resetLength=1| var reso = 96; var clockFreqFull = bpm / 60 / barLengthInBeats * rate; var clockFreq = clockFreqFull / resetLength; var impSubDivs = Impulse.ar(clockFreqFull * barLengthInBeats * reso, 0); var imp = PulseDivider.ar(impSubDivs, (barLengthInBeats * reso * resetLength).floor, barLengthInBeats * reso); var clockPos = Phasor.ar(imp, clockFreqFull / SampleRate.ir, 0, 1, 0); var barCounter = PulseCount.ar(imp); Out.ar(30, barCounter); Out.ar(31, imp); Out.ar(32, clockPos); Out.ar(33, impSubDivs); }).store; ~pulsePattern = { |pat| var clock, seq; clock = In.ar(33,1); seq = {Dseq(pat,inf)}; Demand.ar(clock, In.ar(31,1), seq) * clock; }; ~every = { |x| ~pulsePattern.([1] ++ (0!(x-1))); }; ~seq = {|pulse, pattern, barreset=1, noreset=0| var isBarZero = InRange.ar(In.ar(30) % barreset,0,0.99999); Demand.ar(pulse, In.ar(31) * isBarZero * (1-noreset), {Dseq(pattern, inf)}) }; ~imp = Synth.before(1, \impulseSync); { var w, p4, nt, ds,fr, lagfr, fenv, et,ac, acInt,gt; var wv=0.1; //0-1, mix between saw and pulse var ampComp, cutoff, accMod=1; nt = ~every.(24); Poll.ar(nt, nt, \tr); fr = ~seq.(nt, [100,100,400,200,100,100,800,050] *0.5); //freq et = ~seq.(nt, [001,001,001,001,001,001,000,001]) * nt; //env trig ac = ~seq.(nt, [001,000,000,001,000,000,001,000]) * nt; //accent gt = ~seq.(nt, [001,001,001,001,001,001,000,001]); //gate lagfr = LagUD.ar(fr,0.39, 0.09); lagfr = lagfr * LFDNoise3.ar(0.3,0.0156,1); w = DPW4Saw.ar(lagfr, 0.5 + (wv ** 4 * 550)).softclip; ampComp = (1.05-wv) ** 6 + 1; w = w * 0.9* ampComp * LFDNoise3.ar(0.5,0.04,1); acInt = LPF.ar(ac*12, 1); fenv = Decay2.ar(et*0.16 + (acInt * 0.02 * accMod) , 0.01, 0.12) * LFDNoise3.ar(0.2,0.003,1); cutoff = MouseX.kr(20,10000,1); w = RLPFD.ar(w, cutoff + (15000-cutoff * fenv), 0.6 + (acInt * 1.2 * accMod), 0.5) * 2; w = LeakDC.ar(w, 0.995); w = w + (HPF.ar(w,400,10).softclip * 0.04); w = w * Lag.ar(gt, 0.001); Out.ar(0,w.dup); w.poll; }.play; )
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«Re: 303 emulation» by grateful-dev (private)
reception
I have no idea how this works but it sounds great