),"frequency","detune"]),{type:"square"}),modulationEnvelope:Object.assign(di(wr.getDefaults(),Object.keys(io.getDefaults())),{attack:.5,decay:0,sustain:1,release:.5})})}_triggerEnvelopeAttack(t,e){this._carrier._triggerEnvelopeAttack(t,e),this._modulator._triggerEnvelopeAttack(t,e)}_triggerEnvelopeRelease(t){return this._carrier._triggerEnvelopeRelease(t),this._modulator._triggerEnvelopeRelease(t),this}getLevelAtTime(t){return t=this.toSeconds(t),this.envelope.getValueAtTime(t)}dispose(){return super.dispose(),this._carrier.dispose(),this._modulator.dispose(),this.frequency.dispose(),this.detune.dispose(),this.harmonicity.dispose(),this._modulationNode.dispose(),this}}class Or extends Cr{constructor(){super(ui(Or.getDefaults(),arguments)),this.name="AMSynth",this._modulationScale=new Yo({context:this.context}),this.frequency.connect(this._carrier.frequency),this.frequency.chain(this.harmonicity,this._modulator.frequency),this.detune.fan(this._carrier.detune,this._modulator.detune),this._modulator.chain(this._modulationScale,this._modulationNode.gain),this._carrier.chain(this._modulationNode,this.output)}dispose(){return super.dispose(),this._modulationScale.dispose(),this}}class Dr extends io{constructor(){const t=ui(Dr.getDefaults(),arguments,["frequency","type"]);super(t),this.name="BiquadFilter",this._filter=this.context.createBiquadFilter(),this.input=this.output=this._filter,this.Q=new no({context:this.context,units:"number",value:t.Q,param:this._filter.Q}),this.frequency=new no({context:this.context,units:"frequency",value:t.frequency,param:this._filter.frequency}),this.detune=new no({context:this.context,units:"cents",value:t.detune,param:this._filter.detune}),this.gain=new no({context:this.context,units:"decibels",convert:!1,value:t.gain,param:this._filter.gain}),this.type=t.type}static getDefaults(){return Object.assign(io.getDefaults(),{Q:1,type:"lowpass",frequency:350,detune:0,gain:0})}get type(){return this._filter.type}set type(t){Bn(-1!==["lowpass","highpass","bandpass","lowshelf","highshelf","notch","allpass","peaking"].indexOf(t),`Invalid filter type: ${t}`),this._filter.type=t}getFrequencyResponse(t=128){const e=new Float32Array(t);for(let s=0;se.type=t))}get rolloff(){return this._rolloff}set rolloff(t){const e=Nn(t)?t:parseInt(t,10),s=[-12,-24,-48,-96];let n=s.indexOf(e);Bn(-1!==n,`rolloff can only be ${s.join(", ")}`),n+=1,this._rolloff=e,this.input.disconnect(),this._filters.forEach((t=>t.disconnect())),this._filters=new Array(n);for(let t=0;t1));return this._filters.forEach((()=>{e.getFrequencyResponse(t).forEach(((t,e)=>s[e]*=t))})),e.dispose(),s}dispose(){return super.dispose(),this._filters.forEach((t=>{t.dispose()})),Mi(this,["detune","frequency","gain","Q"]),this.frequency.dispose(),this.Q.dispose(),this.detune.dispose(),this.gain.dispose(),this}}class Er extends wr{constructor(){const t=ui(Er.getDefaults(),arguments,["attack","decay","sustain","release"]);super(t),this.name="FrequencyEnvelope",this._octaves=t.octaves,this._baseFrequency=this.toFrequency(t.baseFrequency),this._exponent=this.input=n