ype=this.W||"square";this.A.connect(this.gain);return this};A.prototype.R=function(a,b){var e=60/this.D*this.B[a].duration,f=e*(1-(this.F||0));this.H(this.B[a].frequency,b);this.I&&this.B[a].frequency&&this.S(a,b,f);this.H(0,b+f);return b+e};A.prototype.N=function(a){return this.B[a<this.B.length-1?a+1:0]};A.prototype.O=function(a){return a-Math.min(a,60/this.D*this.I)};A.prototype.S=function(a,b,e){var f=this.N(a);this.H(this.B[a].frequency,b+this.O(e));this.P(f.frequency,b+e)};
    A.prototype.H=function