Some wavepot fiddling

oct3-wvp

function dsp(t) {
 var si = 0.5 * sin(t, 880 * t%2);
 var sq = sqr(t,445 + 10 * sin(t, 0.1) ) * (0.5  + si);
  return 1*saw(t,sampleRate/(41 + 20 * sin(t, 0.01 )) ) * si + 0.3 * sq;
}

function saw(t,freq) {
  return (0.5-((t*sampleRate)%freq)/freq)*1.5 ;
}

function sin(t,f) {
  return Math.sin(Math.PI*2*t * f);
}

function sqr (t,f) {
  return sin(t,f) > 0 ? 1 : -1;
}