tone/build/Tone.js

A Web Audio framework for making interactive music in the browser.

!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.Tone=e():t.Tone=e()}("undefined"!=typeof self?self:this,function(){return function(t){var e={};function i(s){if(e[s])return e[s].exports;var n=e[s]={i:s,l:!1,exports:{}};return t[s].call(n.exports,n,n.exports,i),n.l=!0,n.exports}return i.m=t,i.c=e,i.d=function(t,e,s){i.o(t,e)||Object.defineProperty(t,e,{configurable:!1,enumerable:!0,get:s})},i.r=function(t){Object.defineProperty(t,"__esModule",{value:!0})},i.n=function(t){var e=t&&t.__esModule?function(){return t.default}:function(){return t};return i.d(e,"a",e),e},i.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},i.p="",i(i.s=148)}([function(t,e,i){"use strict";i.r(e),function(t){var s=i(93),n=function(){if(!(this instanceof n))throw new Error("constructor needs to be called with the 'new' keyword")};
/**
 *  Tone.js
 *  @author Yotam Mann
 *  @license http://opensource.org/licenses/MIT MIT License
 *  @copyright 2014-2019 Yotam Mann
 */n.prototype.toString=function(){for(var t in n){var e=t[0].match(/^[A-Z]$/),i=n[t]===this.constructor;if(n.isFunction(n[t])&&e&&i)return t}return"Tone"},n.prototype.dispose=function(){return this},n.prototype.set=function(t,e){if(n.isString(t)){var i={};i[t]=e,t=i}t:for(var s in t){e=t[s];var o=this;if(-1!==s.indexOf(".")){for(var a=s.split("."),r=0;r<a.length-1;r++)if((o=o[a[r]])instanceof n){a.splice(0,r+1);var l=a.join(".");o.set(l,e);continue t}s=a[a.length-1]}var u=o[s];n.isUndef(u)||(n.Signal&&u instanceof n.Signal||n.Param&&u instanceof n.Param?u.value!==e&&(u.value=e):u instanceof AudioParam?u.value!==e&&(u.value=e):n.TimeBase&&u instanceof n.TimeBase?o[s]=e:u instanceof n?u.set(e):u!==e&&(o[s]=e))}return this},n.prototype.get=function(t){n.isUndef(t)?t=this._collectDefaults(this.constructor):n.isString(t)&&(t=[t]);for(var e={},i=0;i<t.length;i++){var s=t[i],o=this,a=e;if(-1!==s.indexOf(".")){for(var r=s.split("."),l=0;l<r.length-1;l++){var u=r[l];a[u]=a[u]||{},a=a[u],o=o[u]}s=r[r.length-1]}var d=o[s];n.isObject(t[s])?a[s]=d.get():n.Signal&&d instanceof n.Signal?a[s]=d.value:n.Param&&d instanceof n.Param?a[s]=d.value:d instanceof AudioParam?a[s]=d.value:d instanceof n?a[s]=d.get():!n.isFunction(d)&&n.isDefined(d)&&(a[s]=d)}return e},n.prototype._collectDefaults=function(t){var e=[];if(n.isDefined(t.defaults)&&(e=Object.keys(t.defaults)),n.isDefined(t._super))for(var i=this._collectDefaults(t._super),s=0;s<i.length;s++)-1===e.indexOf(i[s])&&e.push(i[s]);return e},n.defaults=function(t,e,i){var s={};if(1===t.length&&n.isObject(t[0]))s=t[0];else for(var o=0;o<e.length;o++)s[e[o]]=t[o];return n.isDefined(i.defaults)?n.defaultArg(s,i.defaults):n.isObject(i)?n.defaultArg(s,i):s},n.defaultArg=function(t,e){if(n.isObject(t)&&n.isObject(e)){var i={};for(var s in t)i[s]=n.defaultArg(e[s],t[s]);for(var o in e)i[o]=n.defaultArg(t[o],e[o]);return i}return n.isUndef(t)?e:t},n.prototype.log=function(){if(this.debug||this.toString()===n.global.TONE_DEBUG_CLASS){var t=Array.from(arguments);t.unshift(this.toString()+":"),console.log.apply(void 0,t)}},n.prototype.assert=function(t,e){if(!t)throw new Error(e)},n.connectSeries=function(){for(var t=arguments[0],e=1;e<arguments.length;e++){var i=arguments[e];n.connect(t,i),t=i}return n},n.connect=function(t,e,i,s){for(;n.isDefined(e.input);)n.isArray(e.input)?(s=n.defaultArg(s,0),e=e.input[s],s=0):e.input&&(e=e.input);return e instanceof AudioParam?t.connect(e,i):e instanceof AudioNode&&t.connect(e,i,s),n},n.disconnect=function(t,e,i,s){if(e){for(var o=!1;!o;)n.isArray(e.input)?(n.isDefined(s)?n.disconnect(t,e.input[s],i):e.input.forEach(function(e){try{n.disconnect(t,e,i)}catch(t){}}),o=!0):e.input?e=e.input:o=!0;e instanceof AudioParam?t.disconnect(e,i):e instanceof AudioNode&&t.disconnect(e,i,s)}else t.disconnect();return n},n.isUndef=function(t){return void 0===t},n.isDefined=function(t){return!n.isUndef(t)},n.isFunction=function(t){return"function"==typeof t},n.isNumber=function(t){return"number"==typeof t},n.isObject=function(t){return"[object Object]"===Object.prototype.toString.call(t)&&t.constructor===Object},n.isBoolean=function(t){return"boolean"==typeof t},n.isArray=function(t){return Array.isArray(t)},n.isString=function(t){return"string"==typeof t},n.isNote=function(t){return n.isString(t)&&/^([a-g]{1}(?:b|#|x|bb)?)(-?[0-9]+)/i.test(t)},n.noOp=function(){},n.prototype._readOnly=function(t){if(Array.isArray(t))for(var e=0;e<t.length;e++)this._readOnly(t[e]);else Object.defineProperty(this,t,{writable:!1,enumerable:!0})},n.prototype._writable=function(t){if(Array.isArray(t))for(var e=0;e<t.length;e++)this._writable(t[e]);else Object.defineProperty(this,t,{writable:!0})},n.State={Started:"started",Stopped:"stopped",Paused:"paused"},n.global=n.isUndef(t)?window:t,n.equalPowerScale=function(t){var e=.5*Math.PI;return Math.sin(t*e)},n.dbToGain=function(t){return Math.pow(10,t/20)},n.gainToDb=function(t){return Math.log(t)/Math.LN10*20},n.intervalToFrequencyRatio=function(t){return Math.pow(2,t/12)},n.prototype.now=function(){return n.context.now()},n.now=function(){return n.context.now()},n.prototype.immediate=function(){return n.context.currentTime},n.immediate=function(){return n.context.currentTime},n.extend=function(t,e){function i(){}n.isUndef(e)&&(e=n),i.prototype=e.prototype,t.prototype=new i,t.prototype.constructor=t,t._super=e},n._audioContext=null,n.start=function(){return n.context.resume()},Object.defineProperty(n,"context",{get:function(){return n._audioContext},set:function(t){t.isContext?n._audioContext=t:n._audioContext=new n.Context(t),n.Context.emit("init",n._audioContext)}}),Object.defineProperty(n.prototype,"context",{get:function(){return n.context}}),n.setContext=function(t){n.context=t},Object.defineProperty(n.prototype,"blockTime",{get:function(){return 128/this.context.sampleRate}}),Object.defineProperty(n.prototype,"sampleTime",{get:function(){return 1/this.context.sampleRate}}),Object.defineProperty(n,"supported",{get:function(){var t=n.global.hasOwnProperty("AudioContext")||n.global.hasOwnProperty("webkitAudioContext"),e=n.global.hasOwnProperty("Promise");return t&&e}}),Object.defineProperty(n,"initialized",{get:function(){return Boolean(n.context)}}),n.getContext=function(t){if(n.initialized)t(n.context);else{var e=function(){t(n.context),n.Context.off("init",e)};n.Context.on("init",e)}return n},n.version=s.a,e.default=n}.call(this,i(147))},function(t,e,i){"use strict";i.r(e);var s=i(0);i(20);if(s.default.supported){var n=new OfflineAudioContext(2,1,44100),o=n.createGain(),a=n.createGain();if(o.connect(a)!==a){var r=AudioNode.prototype.connect;AudioNode.prototype.connect=function(){return r.apply(this,arguments),arguments[0]}}}s.default.AudioNode=function(){s.default.call(this);var t=s.default.defaults(arguments,["context"],{context:s.default.context});this._context=t.context},s.default.extend(s.default.AudioNode),Object.defineProperty(s.default.AudioNode.prototype,"context",{get:function(){return this._context}}),s.default.AudioNode.prototype.createInsOuts=function(t,e){1===t?this.input=this.context.createGain():t>1&&(this.input=new Array(t)),1===e?this.output=this.context.createGain():e>1&&(this.output=new Array(e))},Object.defineProperty(s.default.AudioNode.prototype,"channelCount",{get:function(){return this.output.channelCount},set:function(t){return this.output.channelCount=t}}),Object.defineProperty(s.default.AudioNode.prototype,"channelCountMode",{get:function(){return this.output.channelCountMode},set:function(t){return this.output.channelCountMode=t}}),Object.defineProperty(s.default.AudioNode.prototype,"channelInterpretation",{get:function(){return this.output.channelInterpretation},set:function(t){return this.output.channelInterpretation=t}}),Object.defineProperty(s.default.AudioNode.prototype,"numberOfInputs",{get:function(){return this.input?s.default.isArray(this.input)?this.input.length:1:0}}),Object.defineProperty(s.default.AudioNode.prototype,"numberOfOutputs",{get:function(){return this.output?s.default.isArray(this.output)?this.output.length:1:0}}),s.default.AudioNode.prototype.connect=function(t,e,i){return s.default.isArray(this.output)?(e=s.default.defaultArg(e,0),this.output[e].connect(t,0,i)):s.default.connect(this.output,t,e,i),this},s.default.AudioNode.prototype.disconnect=function(t,e,i){return s.default.isArray(this.output)?(e=s.default.defaultArg(e,0),this.output[e].disconnect(t,0,i)):s.default.disconnect(this.output,t,e,i),this},s.default.AudioNode.prototype.chain=function(){var t=Array.from(arguments);return t.unshift(this),s.default.connectSeries.apply(void 0,t),this},s.default.AudioNode.prototype.fan=function(){for(var t=0;t<arguments.length;t++)this.connect(arguments[t]);return this},s.default.AudioNode.prototype.dispose=function(){return s.default.isDefined(this.input)&&(this.input instanceof AudioNode&&this.input.disconnect(),this.input=null),s.default.isDefined(this.output)&&(this.output instanceof AudioNode&&this.output.disconnect(),this.output=null),this._context=null,this};e.default=s.default.AudioNode},function(t,e,i){"use strict";i.r(e);var s=i(0);i(4),i(14),i(30),i(44),i(20),i(3);if(s.default.supported&&!s.default.global.AudioContext.prototype.createConstantSource){var n=function(t){this.context=t;for(var e=t.createBuffer(1,128,t.sampleRate),i=e.getChannelData(0),s=0;s<i.length;s++)i[s]=1;this._bufferSource=t.createBufferSource(),this._bufferSource.channelCount=1,this._bufferSource.channelCountMode="explicit",this._bufferSource.buffer=e,this._bufferSource.loop=!0;var n=this._output=t.createGain();this.offset=n.gain,this._bufferSource.connect(n)};n.prototype.start=function(t){return this._bufferSource.start(t),this},n.prototype.stop=function(t){return this._bufferSource.stop(t),this},n.prototype.connect=function(){return this._output.connect.apply(this._output,arguments),this},n.prototype.disconnect=function(){return this._output.disconnect.apply(this._output,arguments),this},AudioContext.prototype.createConstantSource=function(){return new n(this)},s.default.Context.prototype.createConstantSource=function(){return new n(this)}}s.default.Signal=function(){var t=s.default.defaults(arguments,["value","units"],s.default.Signal);s.default.Param.call(this,t),this._constantSource=this.context.createConstantSource(),this._constantSource.start(0),this._param=this._constantSource.offset,this.value=t.value,this.output=this._constantSource,this.input=this._param=this.output.offset},s.default.extend(s.default.Signal,s.default.Param),s.default.Signal.defaults={value:0,units:s.default.Type.Default,convert:!0},s.default.Signal.prototype.connect=s.default.SignalBase.prototype.connect,s.default.Signal.prototype.disconnect=s.default.SignalBase.prototype.disconnect,s.default.Signal.prototype.getValueAtTime=function(t){return this._param.getValueAtTime?this._param.getValueAtTime(t):s.default.Param.prototype.getValueAtTime.call(this,t)},s.default.Signal.prototype.dispose=function(){return s.default.Param.prototype.dispose.call(this),this._constantSource.stop(),this._constantSource.disconnect(),this._constantSource=null,this};e.default=s.default.Signal},function(t,e,i){"use strict";i.r(e);var s=i(0);i(14),i(4),i(1);s.default.Gain=function(){var t=s.default.defaults(arguments,["gain","units"],s.default.Gain);s.default.AudioNode.call(this,t),this.input=this.output=this._gainNode=this.context.createGain(),this.gain=new s.default.Param({param:this._gainNode.gain,units:t.units,value:t.gain,convert:t.convert}),this._readOnly("gain")},s.default.extend(s.default.Gain,s.default.AudioNode),s.default.Gain.defaults={gain:1,convert:!0},s.default.Gain.prototype.dispose=function(){s.default.AudioNode.prototype.dispose.call(this),this._gainNode.disconnect(),this._gainNode=null,this._writable("gain"),this.gain.dispose(),this.gain=null},e.default=s.default.Gain},function(t,e,i){"use strict";i.r(e);var s=i(0);i(63),i(46),i(45),i(20);s.default.Type={Default:"number",Time:"time",Frequency:"frequency",TransportTime:"transportTime",Ticks:"ticks",NormalRange:"normalRange",AudioRange:"audioRange",Decibels:"db",Interval:"interval",BPM:"bpm",Positive:"positive",Gain:"gain",Cents:"cents",Degrees:"degrees",MIDI:"midi",BarsBeatsSixteenths:"barsBeatsSixteenths",Samples:"samples",Hertz:"hertz",Note:"note",Milliseconds:"milliseconds",Seconds:"seconds",Notation:"notation"},s.default.prototype.toSeconds=function(t){return s.default.isNumber(t)?t:s.default.isUndef(t)?this.now():s.default.isString(t)||s.default.isObject(t)?new s.default.Time(t).toSeconds():t instanceof s.default.TimeBase?t.toSeconds():void 0},s.default.prototype.toFrequency=function(t){return s.default.isNumber(t)?t:s.default.isString(t)||s.default.isUndef(t)||s.default.isObject(t)?new s.default.Frequency(t).valueOf():t instanceof s.default.TimeBase?t.toFrequency():void 0},s.default.prototype.toTicks=function(t){return s.default.isNumber(t)||s.default.isString(t)||s.default.isObject(t)?new s.default.TransportTime(t).toTicks():s.default.isUndef(t)?s.default.Transport.ticks:t instanceof s.default.TimeBase?t.toTicks():void 0},e.default=s.default},function(t,e,i){"use strict";i.r(e);var s=i(0);i(14),i(3),i(30);s.default.Multiply=function(t){s.default.Signal.call(this),this.createInsOuts(2,0),this._mult=this.input[0]=this.output=new s.default.Gain,this._param=this.input[1]=this.output.gain,this.value=s.default.defaultArg(t,0)},s.default.extend(s.default.Multiply,s.default.Signal),s.default.Multiply.prototype.dispose=function(){return s.default.Signal.prototype.dispose.call(this),this._mult.dispose(),this._mult=null,this._param=null,this},e.default=s.default.Multiply},function(t,e,i){"use strict";i.r(e);var s=i(0);i(16),i(27),i(40),i(4),i(34),i(2),i(1);s.default.Source=function(t){t=s.default.defaultArg(t,s.default.Source.defaults),s.default.AudioNode.call(this),this._volume=this.output=new s.default.Volume(t.volume),this.volume=this._volume.volume,this._readOnly("volume"),this._state=new s.default.TimelineState(s.default.State.Stopped),this._state.memory=100,this._synced=!1,this._scheduled=[],this._volume.output.output.channelCount=2,this._volume.output.output.channelCountMode="explicit",this.mute=t.mute},s.default.extend(s.default.Source,s.default.AudioNode),s.default.Source.defaults={volume:0,mute:!1},Object.defineProperty(s.default.Source.prototype,"state",{get:function(){return this._synced?s.default.Transport.state===s.default.State.Started?this._state.getValueAtTime(s.default.Transport.seconds):s.default.State.Stopped:this._state.getValueAtTime(this.now())}}),Object.defineProperty(s.default.Source.prototype,"mute",{get:function(){return this._volume.mute},set:function(t){this._volume.mute=t}}),s.default.Source.prototype._start=s.default.noOp,s.default.Source.prototype.restart=s.default.noOp,s.default.Source.prototype._stop=s.default.noOp,s.default.Source.prototype.start=function(t,e,i){if(s.default.isUndef(t)&&this._synced?t=s.default.Transport.seconds:(t=this.toSeconds(t),t=Math.max(t,this.context.currentTime)),this._state.getValueAtTime(t)===s.default.State.Started)this._state.cancel(t),this._state.setStateAtTime(s.default.State.Started,t),this.restart(t,e,i);else if(this._state.setStateAtTime(s.default.State.Started,t),this._synced){var n=this._state.get(t);n.offset=s.default.defaultArg(e,0),n.duration=i;var o=s.default.Transport.schedule(function(t){this._start(t,e,i)}.bind(this),t);this._scheduled.push(o),s.default.Transport.state===s.default.State.Started&&this._syncedStart(this.now(),s.default.Transport.seconds)}else this._start.apply(this,arguments);return this},s.default.Source.prototype.stop=function(t){if(s.default.isUndef(t)&&this._synced?t=s.default.Transport.seconds:(t=this.toSeconds(t),t=Math.max(t,this.context.currentTime)),this._synced){var e=s.default.Transport.schedule(this._stop.bind(this),t);this._scheduled.push(e)}else this._stop.apply(this,arguments);return this._state.cancel(t),this._state.setStateAtTime(s.default.State.Stopped,t),this},s.default.Source.prototype.sync=function(){return this._synced=!0,this._syncedStart=function(t,e){if(e>0){var i=this._state.get(e);if(i&&i.state===s.default.State.Started&&i.time!==e){var n,o=e-this.toSeconds(i.time);i.duration&&(n=this.toSeconds(i.duration)-o),this._start(t,this.toSeconds(i.offset)+o,n)}}}.bind(this),this._syncedStop=function(t){var e=s.default.Transport.getSecondsAtTime(Math.max(t-this.sampleTime,0));this._state.getValueAtTime(e)===s.default.State.Started&&this._stop(t)}.bind(this),s.default.Transport.on("start loopStart",this._syncedStart),s.default.Transport.on("stop pause loopEnd",this._syncedStop),this},s.default.Source.prototype.unsync=function(){this._synced&&(s.default.Transport.off("stop pause loopEnd",this._syncedStop),s.default.Transport.off("start loopStart",this._syncedStart)),this._synced=!1;for(var t=0;t<this._scheduled.length;t++){var e=this._scheduled[t];s.default.Transport.clear(e)}return this._scheduled=[],this._state.cancel(0),this},s.default.Source.prototype.dispose=function(){s.default.AudioNode.prototype.dispose.call(this),this.unsync(),this._scheduled=null,this._writable("volume"),this._volume.dispose(),this._volume=null,this.volume=null,this._state.dispose(),this._state=null},e.default=s.default.Source},function(t,e,i){"use strict";i.r(e);var s=i(0);i(30),i(44);if(s.default.supported&&!s.default.global.AudioContext.prototype._native_createWaveShaper){var n=navigator.userAgent.toLowerCase();if(n.includes("safari")&&!n.includes("chrome")){var o=function(t){for(var e in this._internalNode=this.input=this.output=t._native_createWaveShaper(),this._curve=null,this._internalNode)this._defineProperty(this._internalNode,e)};Object.defineProperty(o.prototype,"curve",{get:function(){return this._curve},set:function(t){this._curve=t;var e=new Float32Array(t.length+1);e.set(t,1),e[0]=t[0],this._internalNode.curve=e}}),o.prototype._defineProperty=function(t,e){s.default.isUndef(this[e])&&Object.defineProperty(this,e,{get:function(){return"function"==typeof t[e]?t[e].bind(t):t[e]},set:function(i){t[e]=i}})},s.default.global.AudioContext.prototype._native_createWaveShaper=s.default.global.AudioContext.prototype.createWaveShaper,s.default.global.AudioContext.prototype.createWaveShaper=function(){return new o(this)}}}s.default.WaveShaper=function(t,e){s.default.SignalBase.call(this),this._shaper=this.input=this.output=this.context.createWaveShaper(),this._curve=null,Array.isArray(t)?this.curve=t:isFinite(t)||s.default.isUndef(t)?this._curve=new Float32Array(s.default.defaultArg(t,1024)):s.default.isFunction(t)&&(this._curve=new Float32Array(s.default.defaultArg(e,1024)),this.setMap(t))},s.default.extend(s.default.WaveShaper,s.default.SignalBase),s.default.WaveShaper.prototype.setMap=function(t){for(var e=new Array(this._curve.length),i=0,s=this._curve.length;i<s;i++){var n=i/(s-1)*2-1;e[i]=t(n,i)}return this.curve=e,this},Object.defineProperty(s.default.WaveShaper.prototype,"curve",{get:function(){return this._shaper.curve},set:function(t){this._curve=new Float32Array(t),this._shaper.curve=this._curve}}),Object.defineProperty(s.default.WaveShaper.prototype,"oversample",{get:function(){return this._shaper.oversample},set:function(t){if(!["none","2x","4x"].includes(t))throw new RangeError("Tone.WaveShaper: oversampling must be either 'none', '2x', or '4x'");this._shaper.oversample=t}}),s.default.WaveShaper.prototype.dispose=function(){return s.default.SignalBase.prototype.dispose.call(this),this._shaper.disconnect(),this._shaper=null,this._curve=null,this};e.default=s.default.WaveShaper},function(t,e,i){"use strict";i.r(e);var s=i(0);i(23),i(1);s.default.Effect=function(){var t=s.default.defaults(arguments,["wet"],s.default.Effect);s.default.AudioNode.call(this),this.createInsOuts(1,1),this._dryWet=new s.default.CrossFade(t.wet),this.wet=this._dryWet.fade,this.effectSend=new s.default.Gain,this.effectReturn=new s.default.Gain,s.default.connect(this.input,this._dryWet.a),s.default.connect(this.input,this.effectSend),this.effectReturn.connect(this._dryWet.b),this._dryWet.connect(this.output),this._readOnly(["wet"])},s.default.extend(s.default.Effect,s.default.AudioNode),s.default.Effect.defaults={wet:1},s.default.Effect.prototype.connectEffect=function(t){return this.effectSend.chain(t,this.effectReturn),this},s.default.Effect.prototype.dispose=function(){return s.default.AudioNode.prototype.dispose.call(this),this._dryWet.dispose(),this._dryWet=null,this.effectSend.dispose(),this.effectSend=null,this.effectReturn.dispose(),this.effectReturn=null,this._writable(["wet"]),this.wet=null,this},e.default=s.default.Effect},function(t,e,i){"use strict";i.r(e);var s=i(0);i(2),i(1);s.default.Filter=function(){var t=s.default.defaults(arguments,["frequency","type","rolloff"],s.default.Filter);s.default.AudioNode.call(this),this.createInsOuts(1,1),this._filters=[],this.frequency=new s.default.Signal(t.frequency,s.default.Type.Frequency),this.detune=new s.default.Signal(0,s.default.Type.Cents),this.gain=new s.default.Signal({value:t.gain,convert:!0,type:s.default.Type.Decibels}),this.Q=new s.default.Signal(t.Q),this._type=t.type,this._rolloff=t.rolloff,this.rolloff=t.rolloff,this._readOnly(["detune","frequency","gain","Q"])},s.default.extend(s.default.Filter,s.default.AudioNode),s.default.Filter.defaults={type:"lowpass",frequency:350,rolloff:-12,Q:1,gain:0},Object.defineProperty(s.default.Filter.prototype,"type",{get:function(){return this._type},set:function(t){if(-1===["lowpass","highpass","bandpass","lowshelf","highshelf","notch","allpass","peaking"].indexOf(t))throw new TypeError("Tone.Filter: invalid type "+t);this._type=t;for(var e=0;e<this._filters.length;e++)this._filters[e].type=t}}),Object.defineProperty(s.default.Filter.prototype,"rolloff",{get:function(){return this._rolloff},set:function(t){t=parseInt(t,10);var e=[-12,-24,-48,-96].indexOf(t);if(-1===e)throw new RangeError("Tone.Filter: rolloff can only be -12, -24, -48 or -96");e+=1,this._rolloff=t,this.input.disconnect();for(var i=0;i<this._filters.length;i++)this._filters[i].disconnect(),this._filters[i]=null;this._filters=new Array(e);for(var n=0;n<e;n++){var o=this.context.createBiquadFilter();o.type=this._type,this.frequency.connect(o.frequency),this.detune.connect(o.detune),this.Q.connect(o.Q),this.gain.connect(o.gain),this._filters[n]=o}var a=[this.input].concat(this._filters).concat([this.output]);s.default.connectSeries.apply(s.default,a)}}),s.default.Filter.prototype.getFrequencyResponse=function(t){t=s.default.defaultArg(t,128);for(var e=new Float32Array(t).map(function(){return 1}),i=new Float32Array(t),n=0;n<t;n++){var o=19980*Math.pow(n/t,2)+20;i[n]=o}var a=new Float32Array(t),r=new Float32Array(t);return this._filters.forEach(function(){var t=this.context.createBiquadFilter();t.type=this._type,t.Q.value=this.Q.value,t.frequency.value=this.frequency.value,t.gain.value=this.gain.value,t.getFrequencyResponse(i,a,r),a.forEach(function(t,i){e[i]*=t})}.bind(this)),e},s.default.Filter.prototype.dispose=function(){s.default.AudioNode.prototype.dispose.call(this);for(var t=0;t<this._filters.length;t++)this._filters[t].disconnect(),this._filters[t]=null;return this._filters=null,this._writable(["detune","frequency","gain","Q"]),this.frequency.dispose(),this.Q.dispose(),this.frequency=null,this.Q=null,this.detune.dispose(),this.detune=null,this.gain.dispose(),this.gain=null,this},e.default=s.default.Filter},function(t,e,i){"use strict";i.r(e);var s=i(0);i(1);s.default.Merge=function(t){t=s.default.defaultArg(t,2),s.default.AudioNode.call(this),this.createInsOuts(t,0),this._merger=this.output=this.context.createChannelMerger(t);for(var e=0;e<t;e++)this.input[e]=new s.default.Gain,this.input[e].connect(this._merger,0,e),this.input[e].channelCount=1,this.input[e].channelCountMode="explicit";this.left=this.input[0],this.right=this.input[1]},s.default.extend(s.default.Merge,s.default.AudioNode),s.default.Merge.prototype.dispose=function(){return this.input.forEach(function(t){t.dispose()}),s.default.AudioNode.prototype.dispose.call(this),this.left=null,this.right=null,this._merger.disconnect(),this._merger=null,this},e.default=s.default.Merge},function(t,e,i){"use strict";i.r(e);var s=i(0);i(35),i(4);s.default.supported&&(AudioBuffer.prototype.copyToChannel||(AudioBuffer.prototype.copyToChannel=function(t,e,i){var s=this.getChannelData(e);i=i||0;for(var n=0;n<s.length;n++)s[n+i]=t[n]},AudioBuffer.prototype.copyFromChannel=function(t,e,i){var s=this.getChannelData(e);i=i||0;for(var n=0;n<t.length;n++)t[n]=s[n+i]})),s.default.Buffer=function(){var t=s.default.defaults(arguments,["url","onload","onerror"],s.default.Buffer);s.default.call(this),this._buffer=null,this._reversed=t.reverse,this._xhr=null,this.onload=s.default.noOp,t.url instanceof AudioBuffer||t.url instanceof s.default.Buffer?(this.set(t.url),this.loaded||(this.onload=t.onload)):s.default.isString(t.url)&&this.load(t.url).then(t.onload).catch(t.onerror)},s.default.extend(s.default.Buffer),s.default.Buffer.defaults={url:void 0,reverse:!1,onload:s.default.noOp,onerror:s.default.noOp},s.default.Buffer.prototype.set=function(t){return t instanceof s.default.Buffer?t.loaded?this._buffer=t.get():t.onload=function(){this.set(t),this.onload(this)}.bind(this):this._buffer=t,this._reversed&&this._reverse(),this},s.default.Buffer.prototype.get=function(){return this._buffer},s.default.Buffer.prototype.load=function(t,e,i){return new Promise(function(n,o){this._xhr=s.default.Buffer.load(t,function(t){this._xhr=null,this.set(t),n(this),this.onload(this),e&&e(this)}.bind(this),function(t){this._xhr=null,o(t),i&&i(t)}.bind(this))}.bind(this))},s.default.Buffer.prototype.dispose=function(){return s.default.prototype.dispose.call(this),this._buffer=null,this._xhr&&(s.default.Buffer._removeFromDownloadQueue(this._xhr),this._xhr.abort(),this._xhr=null),this},Object.defineProperty(s.default.Buffer.prototype,"loaded",{get:function(){return this.length>0}}),Object.defineProperty(s.default.Buffer.prototype,"duration",{get:function(){return this._buffer?this._buffer.duration:0}}),Object.defineProperty(s.default.Buffer.prototype,"length",{get:function(){return this._buffer?this._buffer.length:0}}),Object.defineProperty(s.default.Buffer.prototype,"numberOfChannels",{get:function(){return this._buffer?this._buffer.numberOfChannels:0}}),s.default.Buffer.prototype.fromArray=function(t){var e=t[0].length>0,i=e?t.length:1,s=e?t[0].length:t.length,n=this.context.createBuffer(i,s,this.context.sampleRate);e||1!==i||(t=[t]);for(var o=0;o<i;o++)n.copyToChannel(t[o],o);return this._buffer=n,this},s.default.Buffer.prototype.toMono=function(t){if(s.default.isNumber(t))this.fromArray(this.toArray(t));else{for(var e=new Float32Array(this.length),i=this.numberOfChannels,n=0;n<i;n++)for(var o=this.toArray(n),a=0;a<o.length;a++)e[a]+=o[a];e=e.map(function(t){return t/i}),this.fromArray(e)}return this},s.default.Buffer.prototype.toArray=function(t){if(s.default.isNumber(t))return this.getChannelData(t);if(1===this.numberOfChannels)return this.toArray(0);for(var e=[],i=0;i<this.numberOfChannels;i++)e[i]=this.getChannelData(i);return e},s.default.Buffer.prototype.getChannelData=function(t){return this._buffer.getChannelData(t)},s.default.Buffer.prototype.slice=function(t,e){e=s.default.defaultArg(e,this.duration);for(var i=Math.floor(this.context.sampleRate*this.toSeconds(t)),n=Math.floor(this.context.sampleRate*this.toSeconds(e)),o=[],a=0;a<this.numberOfChannels;a++)o[a]=this.toArray(a).slice(i,n);return(new s.default.Buffer).fromArray(o)},s.default.Buffer.prototype._reverse=function(){if(this.loaded)for(var t=0;t<this.numberOfChannels;t++)Array.prototype.reverse.call(this.getChannelData(t));return this},Object.defineProperty(s.default.Buffer.prototype,"reverse",{get:function(){return this._reversed},set:function(t){this._reversed!==t&&(this._reversed=t,this._reverse())}}),s.default.Emitter.mixin(s.default.Buffer),s.default.Buffer._downloadQueue=[],s.default.Buffer.baseUrl="",s.default.Buffer.fromArray=function(t){return(new s.default.Buffer).fromArray(t)},s.default.Buffer.fromUrl=function(t){var e=new s.default.Buffer;return e.load(t).then(function(){return e})},s.default.Buffer._removeFromDownloadQueue=function(t){var e=s.default.Buffer._downloadQueue.indexOf(t);-1!==e&&s.default.Buffer._downloadQueue.splice(e,1)},s.default.Buffer.load=function(t,e,i){e=s.default.defaultArg(e,s.default.noOp);var n=t.match(/\[(.+\|?)+\]$/);if(n){for(var o=n[1].split("|"),a=o[0],r=0;r<o.length;r++)if(s.default.Buffer.supportsType(o[r])){a=o[r];break}t=t.replace(n[0],a)}function l(t){if(s.default.Buffer._removeFromDownloadQueue(d),s.default.Buffer.emit("error",t),!i)throw t;i(t)}function u(){for(var t=0,e=0;e<s.default.Buffer._downloadQueue.length;e++)t+=s.default.Buffer._downloadQueue[e].progress;s.default.Buffer.emit("progress",t/s.default.Buffer._downloadQueue.length)}var d=new XMLHttpRequest;return d.open("GET",s.default.Buffer.baseUrl+t,!0),d.responseType="arraybuffer",d.progress=0,s.default.Buffer._downloadQueue.push(d),d.addEventListener("load",function(){200===d.status?s.default.context.decodeAudioData(d.response).then(function(t){d.progress=1,u(),e(t),s.default.Buffer._removeFromDownloadQueue(d),0===s.default.Buffer._downloadQueue.length&&s.default.Buffer.emit("load")}).catch(function(){s.default.Buffer._removeFromDownloadQueue(d),l("Tone.Buffer: could not decode audio data: "+t)}):l("Tone.Buffer: could not locate file: "+t)}),d.addEventListener("error",l),d.addEventListener("progress",function(t){t.lengthComputable&&(d.progress=t.loaded/t.total*.95,u())}),d.send(),d},s.default.Buffer.cancelDownloads=function(){return s.default.Buffer._downloadQueue.slice().forEach(function(t){s.default.Buffer._removeFromDownloadQueue(t),t.abort()}),s.default.Buffer},s.default.Buffer.supportsType=function(t){var e=t.split(".");return e=e[e.length-1],""!==document.createElement("audio").canPlayType("audio/"+e)},s.default.loaded=function(){var t,e;function i(){s.default.Buffer.off("load",t),s.default.Buffer.off("error",e)}return new Promise(function(i,n){t=function(){i()},e=function(){n()},s.default.Buffer.on("load",t),s.default.Buffer.on("error",e)}).then(i).catch(function(t){throw i(),new Error(t)})};e.default=s.default.Buffer},function(t,e,i){"use strict";i.r(e);var s=i(0);i(17),i(26),i(1),i(2),i(22),i(4),i(28);s.default.LFO=function(){var t=s.default.defaults(arguments,["frequency","min","max"],s.default.LFO);s.default.AudioNode.call(this),this._oscillator=new s.default.Oscillator({frequency:t.frequency,type:t.type}),this.frequency=this._oscillator.frequency,this.amplitude=this._oscillator.volume,this.amplitude.units=s.default.Type.NormalRange,this.amplitude.value=t.amplitude,this._stoppedSignal=new s.default.Signal(0,s.default.Type.AudioRange),this._zeros=new s.default.Zero,this._stoppedValue=0,this._a2g=new s.default.AudioToGain,this._scaler=this.output=new s.default.Scale(t.min,t.max),this._units=s.default.Type.Default,this.units=t.units,this._oscillator.chain(this._a2g,this._scaler),this._zeros.connect(this._a2g),this._stoppedSignal.connect(this._a2g),this._readOnly(["amplitude","frequency"]),this.phase=t.phase},s.default.extend(s.default.LFO,s.default.AudioNode),s.default.LFO.defaults={type:"sine",min:0,max:1,phase:0,frequency:"4n",amplitude:1,units:s.default.Type.Default},s.default.LFO.prototype.start=function(t){return t=this.toSeconds(t),this._stoppedSignal.setValueAtTime(0,t),this._oscillator.start(t),this},s.default.LFO.prototype.stop=function(t){return t=this.toSeconds(t),this._stoppedSignal.setValueAtTime(this._stoppedValue,t),this._oscillator.stop(t),this},s.default.LFO.prototype.sync=function(){return this._oscillator.sync(),this._oscillator.syncFrequency(),this},s.default.LFO.prototype.unsync=function(){return this._oscillator.unsync(),this._oscillator.unsyncFrequency(),this},Object.defineProperty(s.default.LFO.prototype,"min",{get:function(){return this._toUnits(this._scaler.min)},set:function(t){t=this._fromUnits(t),this._scaler.min=t}}),Object.defineProperty(s.default.LFO.prototype,"max",{get:function(){return this._toUnits(this._scaler.max)},set:function(t){t=this._fromUnits(t),this._scaler.max=t}}),Object.defineProperty(s.default.LFO.prototype,"type",{get:function(){return this._oscillator.type},set:function(t){this._oscillator.type=t,this._stoppedValue=this._oscillator._getInitialValue(),this._stoppedSignal.value=this._stoppedValue}}),Object.defineProperty(s.default.LFO.prototype,"phase",{get:function(){return this._oscillator.phase},set:function(t){this._oscillator.phase=t,this._stoppedValue=this._oscillator._getInitialValue(),this._stoppedSignal.value=this._stoppedValue}}),Object.defineProperty(s.default.LFO.prototype,"units",{get:function(){return this._units},set:function(t){var e=this.min,i=this.max;this._units=t,this.min=e,this.max=i}}),Object.defineProperty(s.default.LFO.prototype,"state",{get:function(){return this._oscillator.state}}),s.default.LFO.prototype.connect=function(t){return t.constructor!==s.default.Signal&&t.constructor!==s.default.Param||(this.convert=t.convert,this.units=t.units),s.default.SignalBase.prototype.connect.apply(this,arguments),this},s.default.LFO.prototype._fromUnits=s.default.Param.prototype._fromUnits,s.default.LFO.prototype._toUnits=s.default.Param.prototype._toUnits,s.default.LFO.prototype.dispose=function(){return s.default.AudioNode.prototype.dispose.call(this),this._writable(["amplitude","frequency"]),this._oscillator.dispose(),this._oscillator=null,this._stoppedSignal.dispose(),this._stoppedSignal=null,this._zeros.dispose(),this._zeros=null,this._scaler.dispose(),this._scaler=null,this._a2g.dispose(),this._a2g=null,this.frequency=null,this.amplitude=null,this},e.default=s.default.LFO},function(t,e,i){"use strict";i.r(e);var s=i(0);i(29),i(90),i(2),i(3);s.default.Subtract=function(t){s.default.Signal.call(this),this.createInsOuts(2,0),this._sum=this.input[0]=this.output=new s.default.Gain,this._neg=new s.default.Negate,this._param=this.input[1]=new s.default.Signal(t),this._param.chain(this._neg,this._sum)},s.default.extend(s.default.Subtract,s.default.Signal),s.default.Subtract.prototype.dispose=function(){return s.default.Signal.prototype.dispose.call(this),this._neg.dispose(),this._neg=null,this._sum.disconnect(),this._sum=null,this},e.default=s.default.Subtract},function(t,e,i){"use strict";i.r(e);var s=i(0);i(4),i(1),i(24);s.default.Param=function(){var t=s.default.defaults(arguments,["param","units","convert"],s.default.Param);s.default.AudioNode.call(this,t),this._param=this.input=t.param,this.units=t.units,this.convert=t.convert,this.overridden=!1,this._events=new s.default.Timeline(1e3),s.default.isDefined(t.value)&&this._param&&this.setValueAtTime(t.value,0)},s.default.extend(s.default.Param,s.default.AudioNode),s.default.Param.defaults={units:s.default.Type.Default,convert:!0,param:void 0},Object.defineProperty(s.default.Param.prototype,"value",{get:function(){var t=this.now();return this._toUnits(this.getValueAtTime(t))},set:function(t){this._initialValue=this._fromUnits(t),this.cancelScheduledValues(this.now()),this.setValueAtTime(t,this.now())}}),Object.defineProperty(s.default.Param.prototype,"minValue",{get:function(){return this.units===s.default.Type.Time||this.units===s.default.Type.Frequency||this.units===s.default.Type.NormalRange||this.units===s.default.Type.Positive||this.units===s.default.Type.BPM?0:this.units===s.default.Type.AudioRange?-1:this.units===s.default.Type.Decibels?-1/0:this._param.minValue}}),Object.defineProperty(s.default.Param.prototype,"maxValue",{get:function(){return this.units===s.default.Type.NormalRange||this.units===s.default.Type.AudioRange?1:this._param.maxValue}}),s.default.Param.prototype._fromUnits=function(t){if(!this.convert&&!s.default.isUndef(this.convert)||this.overridden)return t;switch(this.units){case s.default.Type.Time:return this.toSeconds(t);case s.default.Type.Frequency:return this.toFrequency(t);case s.default.Type.Decibels:return s.default.dbToGain(t);case s.default.Type.NormalRange:return Math.min(Math.max(t,0),1);case s.default.Type.AudioRange:return Math.min(Math.max(t,-1),1);case s.default.Type.Positive:return Math.max(t,0);default:return t}},s.default.Param.prototype._toUnits=function(t){if(!this.convert&&!s.default.isUndef(this.convert))return t;switch(this.units){case s.default.Type.Decibels:return s.default.gainToDb(t);default:return t}},s.default.Param.prototype._minOutput=1e-5,s.default.Param.AutomationType={Linear:"linearRampToValueAtTime",Exponential:"exponentialRampToValueAtTime",Target:"setTargetAtTime",SetValue:"setValueAtTime",Cancel:"cancelScheduledValues"},s.default.Param.prototype.setValueAtTime=function(t,e){return e=this.toSeconds(e),t=this._fromUnits(t),this._events.add({type:s.default.Param.AutomationType.SetValue,value:t,time:e}),this.log(s.default.Param.AutomationType.SetValue,t,e),this._param.setValueAtTime(t,e),this},s.default.Param.prototype.getValueAtTime=function(t){t=this.toSeconds(t);var e=this._events.getAfter(t),i=this._events.get(t),n=s.default.defaultArg(this._initialValue,this._param.defaultValue),o=n;if(null===i)o=n;else if(i.type===s.default.Param.AutomationType.Target){var a,r=this._events.getBefore(i.time);a=null===r?n:r.value,o=this._exponentialApproach(i.time,a,i.value,i.constant,t)}else o=null===e?i.value:e.type===s.default.Param.AutomationType.Linear?this._linearInterpolate(i.time,i.value,e.time,e.value,t):e.type===s.default.Param.AutomationType.Exponential?this._exponentialInterpolate(i.time,i.value,e.time,e.value,t):i.value;return o},s.default.Param.prototype.setRampPoint=function(t){t=this.toSeconds(t);var e=this.getValueAtTime(t);return this.cancelAndHoldAtTime(t),0===e&&(e=this._minOutput),this.setValueAtTime(this._toUnits(e),t),this},s.default.Param.prototype.linearRampToValueAtTime=function(t,e){return t=this._fromUnits(t),e=this.toSeconds(e),this._events.add({type:s.default.Param.AutomationType.Linear,value:t,time:e}),this.log(s.default.Param.AutomationType.Linear,t,e),this._param.linearRampToValueAtTime(t,e),this},s.default.Param.prototype.exponentialRampToValueAtTime=function(t,e){return t=this._fromUnits(t),t=Math.max(this._minOutput,t),e=this.toSeconds(e),this._events.add({type:s.default.Param.AutomationType.Exponential,time:e,value:t}),this.log(s.default.Param.AutomationType.Exponential,t,e),this._param.exponentialRampToValueAtTime(t,e),this},s.default.Param.prototype.exponentialRampTo=function(t,e,i){return i=this.toSeconds(i),this.setRampPoint(i),this.exponentialRampToValueAtTime(t,i+this.toSeconds(e)),this},s.default.Param.prototype.linearRampTo=function(t,e,i){return i=this.toSeconds(i),this.setRampPoint(i),this.linearRampToValueAtTime(t,i+this.toSeconds(e)),this},s.default.Param.prototype.targetRampTo=function(t,e,i){return i=this.toSeconds(i),this.setRampPoint(i),this.exponentialApproachValueAtTime(t,i,e),this},s.default.Param.prototype.exponentialApproachValueAtTime=function(t,e,i){var s=Math.log(this.toSeconds(i)+1)/Math.log(200);return e=this.toSeconds(e),this.setTargetAtTime(t,e,s),this.cancelAndHoldAtTime(e+.9*i),this.linearRampToValueAtTime(t,e+i),this},s.default.Param.prototype.setTargetAtTime=function(t,e,i){if(t=this._fromUnits(t),i<=0)throw new Error("timeConstant must be greater than 0");return e=this.toSeconds(e),this._events.add({type:s.default.Param.AutomationType.Target,value:t,time:e,constant:i}),this.log(s.default.Param.AutomationType.Target,t,e,i),this._param.setTargetAtTime(t,e,i),this},s.default.Param.prototype.setValueCurveAtTime=function(t,e,i,n){n=s.default.defaultArg(n,1),i=this.toSeconds(i),e=this.toSeconds(e),this.setValueAtTime(t[0]*n,e);for(var o=i/(t.length-1),a=1;a<t.length;a++)this.linearRampToValueAtTime(t[a]*n,e+a*o);return this},s.default.Param.prototype.cancelScheduledValues=function(t){return t=this.toSeconds(t),this._events.cancel(t),this._param.cancelScheduledValues(t),this.log(s.default.Param.AutomationType.Cancel,t),this},s.default.Param.prototype.cancelAndHoldAtTime=function(t){t=this.toSeconds(t);var e=this.getValueAtTime(t);this.log("cancelAndHoldAtTime",t,"value="+e),this._param.cancelScheduledValues(t);var i=this._events.get(t),n=this._events.getAfter(t);return i&&i.time===t?n?this._events.cancel(n.time):this._events.cancel(t+this.sampleTime):n&&(this._events.cancel(n.time),n.type===s.default.Param.AutomationType.Linear?this.linearRampToValueAtTime(e,t):n.type===s.default.Param.AutomationType.Exponential&&this.exponentialRampToValueAtTime(e,t)),this._events.add({type:s.default.Param.AutomationType.SetValue,value:e,time:t}),this._param.setValueAtTime(e,t),this},s.default.Param.prototype.rampTo=function(t,e,i){return e=s.default.defaultArg(e,.1),this.units===s.default.Type.Frequency||this.units===s.default.Type.BPM||this.units===s.default.Type.Decibels?this.exponentialRampTo(t,e,i):this.linearRampTo(t,e,i),this},s.default.Param.prototype._exponentialApproach=function(t,e,i,s,n){return i+(e-i)*Math.exp(-(n-t)/s)},s.default.Param.prototype._linearInterpolate=function(t,e,i,s,n){return e+(n-t)/(i-t)*(s-e)},s.default.Param.prototype._exponentialInterpolate=function(t,e,i,s,n){return e*Math.pow(s/e,(n-t)/(i-t))},s.default.Param.prototype.dispose=function(){return s.default.AudioNode.prototype.dispose.call(this),this._param=null,this._events=null,this},e.default=s.default.Param},function(t,e,i){"use strict";i.r(e);var s=i(0);i(8),i(19),i(10),i(23);s.default.StereoEffect=function(){s.default.AudioNode.call(this);var t=s.default.defaults(arguments,["wet"],s.default.Effect);this.createInsOuts(1,1),this._dryWet=new s.default.CrossFade(t.wet),this.wet=this._dryWet.fade,this._split=new s.default.Split,this.effectSendL=this._split.left,this.effectSendR=this._split.right,this._merge=new s.default.Merge,this.effectReturnL=this._merge.left,this.effectReturnR=this._merge.right,s.default.connect(this.input,this._split),s.default.connect(this.input,this._dryWet,0,0),this._merge.connect(this._dryWet,0,1),this._dryWet.connect(this.output),this._readOnly(["wet"])},s.default.extend(s.default.StereoEffect,s.default.Effect),s.default.StereoEffect.prototype.dispose=function(){return s.default.AudioNode.prototype.dispose.call(this),this._dryWet.dispose(),this._dryWet=null,this._split.dispose(),this._split=null,this._merge.dispose(),this._merge=null,this.effectSendL=null,this.effectSendR=null,this.effectReturnL=null,this.effectReturnR=null,this._writable(["wet"]),this.wet=null,this},e.default=s.default.StereoEffect},function(t,e,i){"use strict";i.r(e);var s=i(0);i(83),i(4),i(24),i(35),i(3),i(81),i(80),i(56);s.default.Transport=function(){s.default.Emitter.call(this),s.default.getContext(function(){this.loop=!1,this._loopStart=0,this._loopEnd=0,this._ppq=n.defaults.PPQ,this._clock=new s.default.Clock({callback:this._processTick.bind(this),frequency:0}),this._bindClockEvents(),this.bpm=this._clock.frequency,this.bpm._toUnits=this._toUnits.bind(this),this.bpm._fromUnits=this._fromUnits.bind(this),this.bpm.units=s.default.Type.BPM,this.bpm.value=n.defaults.bpm,this._readOnly("bpm"),this._timeSignature=n.defaults.timeSignature,this._scheduledEvents={},this._timeline=new s.default.Timeline,this._repeatedEvents=new s.default.IntervalTimeline,this._syncedSignals=[],this._swingTicks=n.defaults.PPQ/2,this._swingAmount=0,this.context.transport=this}.bind(this))},s.default.extend(s.default.Transport,s.default.Emitter),s.default.Transport.defaults={bpm:120,swing:0,swingSubdivision:"8n",timeSignature:4,loopStart:0,loopEnd:"4m",PPQ:192},s.default.Transport.prototype.isTransport=!0,s.default.Transport.prototype._processTick=function(t,e){if(this._swingAmount>0&&e%this._ppq!=0&&e%(2*this._swingTicks)!=0){var i=e%(2*this._swingTicks)/(2*this._swingTicks),n=Math.sin(i*Math.PI)*this._swingAmount;t+=s.default.Ticks(2*this._swingTicks/3).toSeconds()*n}this.loop&&e>=this._loopEnd&&(this.emit("loopEnd",t),this._clock.setTicksAtTime(this._loopStart,t),e=this._loopStart,this.emit("loopStart",t,this._clock.getSecondsAtTime(t)),this.emit("loop",t)),this._timeline.forEachAtTime(e,function(e){e.invoke(t)})},s.default.Transport.prototype.schedule=function(t,e){var i=new s.default.TransportEvent(this,{time:s.default.TransportTime(e),callback:t});return this._addEvent(i,this._timeline)},s.default.Transport.prototype.scheduleRepeat=function(t,e,i,n){var o=new s.default.TransportRepeatEvent(this,{callback:t,interval:s.default.Time(e),time:s.default.TransportTime(i),duration:s.default.Time(s.default.defaultArg(n,1/0))});return this._addEvent(o,this._repeatedEvents)},s.default.Transport.prototype.scheduleOnce=function(t,e){var i=new s.default.TransportEvent(this,{time:s.default.TransportTime(e),callback:t,once:!0});return this._addEvent(i,this._timeline)},s.default.Transport.prototype.clear=function(t){if(this._scheduledEvents.hasOwnProperty(t)){var e=this._scheduledEvents[t.toString()];e.timeline.remove(e.event),e.event.dispose(),delete this._scheduledEvents[t.toString()]}return this},s.default.Transport.prototype._addEvent=function(t,e){return this._scheduledEvents[t.id.toString()]={event:t,timeline:e},e.add(t),t.id},s.default.Transport.prototype.cancel=function(t){return t=s.default.defaultArg(t,0),t=this.toTicks(t),this._timeline.forEachFrom(t,function(t){this.clear(t.id)}.bind(this)),this._repeatedEvents.forEachFrom(t,function(t){this.clear(t.id)}.bind(this)),this},s.default.Transport.prototype._bindClockEvents=function(){this._clock.on("start",function(t,e){e=s.default.Ticks(e).toSeconds(),this.emit("start",t,e)}.bind(this)),this._clock.on("stop",function(t){this.emit("stop",t)}.bind(this)),this._clock.on("pause",function(t){this.emit("pause",t)}.bind(this))},Object.defineProperty(s.default.Transport.prototype,"state",{get:function(){return this._clock.getStateAtTime(this.now())}}),s.default.Transport.prototype.start=function(t,e){return s.default.isDefined(e)&&(e=this.toTicks(e)),this._clock.start(t,e),this},s.default.Transport.prototype.stop=function(t){return this._clock.stop(t),this},s.default.Transport.prototype.pause=function(t){return this._clock.pause(t),this},s.default.Transport.prototype.toggle=function(t){return t=this.toSeconds(t),this._clock.getStateAtTime(t)!==s.default.State.Started?this.start(t):this.stop(t),this},Object.defineProperty(s.default.Transport.prototype,"timeSignature",{get:function(){return this._timeSignature},set:function(t){s.default.isArray(t)&&(t=t[0]/t[1]*4),this._timeSignature=t}}),Object.defineProperty(s.default.Transport.prototype,"loopStart",{get:function(){return s.default.Ticks(this._loopStart).toSeconds()},set:function(t){this._loopStart=this.toTicks(t)}}),Object.defineProperty(s.default.Transport.prototype,"loopEnd",{get:function(){return s.default.Ticks(this._loopEnd).toSeconds()},set:function(t){this._loopEnd=this.toTicks(t)}}),s.default.Transport.prototype.setLoopPoints=function(t,e){return this.loopStart=t,this.loopEnd=e,this},Object.defineProperty(s.default.Transport.prototype,"swing",{get:function(){return this._swingAmount},set:function(t){this._swingAmount=t}}),Object.defineProperty(s.default.Transport.prototype,"swingSubdivision",{get:function(){return s.default.Ticks(this._swingTicks).toNotation()},set:function(t){this._swingTicks=this.toTicks(t)}}),Object.defineProperty(s.default.Transport.prototype,"position",{get:function(){var t=this.now(),e=this._clock.getTicksAtTime(t);return s.default.Ticks(e).toBarsBeatsSixteenths()},set:function(t){var e=this.toTicks(t);this.ticks=e}}),Object.defineProperty(s.default.Transport.prototype,"seconds",{get:function(){return this._clock.seconds},set:function(t){var e=this.now(),i=this.bpm.timeToTicks(t,e);this.ticks=i}}),Object.defineProperty(s.default.Transport.prototype,"progress",{get:function(){if(this.loop){var t=this.now();return(this._clock.getTicksAtTime(t)-this._loopStart)/(this._loopEnd-this._loopStart)}return 0}}),Object.defineProperty(s.default.Transport.prototype,"ticks",{get:function(){return this._clock.ticks},set:function(t){if(this._clock.ticks!==t){var e=this.now();this.state===s.default.State.Started?(this.emit("stop",e),this._clock.setTicksAtTime(t,e),this.emit("start",e,this.seconds)):this._clock.setTicksAtTime(t,e)}}}),s.default.Transport.prototype.getTicksAtTime=function(t){return Math.round(this._clock.getTicksAtTime(t))},s.default.Transport.prototype.getSecondsAtTime=function(t){return this._clock.getSecondsAtTime(t)},Object.defineProperty(s.default.Transport.prototype,"PPQ",{get:function(){return this._ppq},set:function(t){var e=this.bpm.value;this._ppq=t,this.bpm.value=e}}),s.default.Transport.prototype._fromUnits=function(t){return 1/(60/t/this.PPQ)},s.default.Transport.prototype._toUnits=function(t){return t/this.PPQ*60},s.default.Transport.prototype.nextSubdivision=function(t){if(t=this.toTicks(t),this.state!==s.default.State.Started)return 0;var e=this.now(),i=t-this.getTicksAtTime(e)%t;return this._clock.nextTickTime(i,e)},s.default.Transport.prototype.syncSignal=function(t,e){if(!e){var i=this.now();e=0!==t.getValueAtTime(i)?t.getValueAtTime(i)/this.bpm.getValueAtTime(i):0}var n=new s.default.Gain(e);return this.bpm.chain(n,t._param),this._syncedSignals.push({ratio:n,signal:t,initial:t.value}),t.value=0,this},s.default.Transport.prototype.unsyncSignal=function(t){for(var e=this._syncedSignals.length-1;e>=0;e--){var i=this._syncedSignals[e];i.signal===t&&(i.ratio.dispose(),i.signal.value=i.initial,this._syncedSignals.splice(e,1))}return this},s.default.Transport.prototype.dispose=function(){return s.default.Emitter.prototype.dispose.call(this),this._clock.dispose(),this._clock=null,this._writable("bpm"),this.bpm=null,this._timeline.dispose(),this._timeline=null,this._repeatedEvents.dispose(),this._repeatedEvents=null,this};var n=s.default.Transport;s.default.Transport=new n,s.default.Context.on("init",function(t){t.transport&&t.transport.isTransport?s.default.Transport=t.transport:s.default.Transport=new n}),s.default.Con