// wavepot.com
// satan's bagpipes - justaboutdead
var volume = 0.666;
var pitch = 0.666;
var chorus;
var voices = 6;
var separation = 0.00666;
var detune = 666.666;
function dsp(t){
chorus = 0;
for(i = 0; i < voices; i++){
chorus += (1 / voices) * $(pitch + (detune * i), t + (i * separation));
}
return volume * chorus;
}
var tau = 2 * Math.PI;
function $(n, t){
return sub(0.666 * tri(n, t) + 0.0666 * sin(n * 666, t), (1 + sin(666, t)) * (2 + (1 + sin(666, t)) * 1), t);
}
function sub(wave, mul, t){
return Math.sin(wave * mul + tau * t);
}
function sin(x, t){
return Math.sin(tau * t * x);
}
function tri(x, t){
return Math.abs(1 - (2 * t * x) % 2) * 2 - 1;
}