smartdown
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A library for translating, rendering and interacting with Smartdown documents. Smartdown is an extension of Markdown that provides richer media support and reactive programming capability.
1 lines • 200 kB
JavaScript
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t.Clock=function(){t.Emitter.call(this);var e=this.optionsObject(arguments,["callback","frequency"],t.Clock.defaults);this.callback=e.callback,this._nextTick=0,this._lastState=t.State.Stopped,this.frequency=new t.TimelineSignal(e.frequency,t.Type.Frequency),this._readOnly("frequency"),this.ticks=0,this._state=new t.TimelineState(t.State.Stopped),this._boundLoop=this._loop.bind(this),this.context.on("tick",this._boundLoop)},t.extend(t.Clock,t.Emitter),t.Clock.defaults={callback:t.noOp,frequency:1,lookAhead:"auto"},Object.defineProperty(t.Clock.prototype,"state",{get:function(){return this._state.getValueAtTime(this.now())}}),t.Clock.prototype.start=function(e,n){return e=this.toSeconds(e),this._state.getValueAtTime(e)!==t.State.Started&&this._state.add({state:t.State.Started,time:e,offset:n}),this},t.Clock.prototype.stop=function(e){return e=this.toSeconds(e),this._state.cancel(e),this._state.setStateAtTime(t.State.Stopped,e),this},t.Clock.prototype.pause=function(e){return e=this.toSeconds(e),this._state.getValueAtTime(e)===t.State.Started&&this._state.setStateAtTime(t.State.Paused,e),this},t.Clock.prototype._loop=function(){for(var e=this.now()+this.context.lookAhead+this.context.updateInterval+2*this.context.lag;e>this._nextTick&&this._state;){var n=this._state.getValueAtTime(this._nextTick);if(n!==this._lastState){this._lastState=n;var i=this._state.get(this._nextTick);n===t.State.Started?(this._nextTick=i.time,this.isUndef(i.offset)||(this.ticks=i.offset),this.emit("start",i.time,this.ticks)):n===t.State.Stopped?(this.ticks=0,this.emit("stop",i.time)):n===t.State.Paused&&this.emit("pause",i.time)}var r=this._nextTick;this.frequency&&(this._nextTick+=1/this.frequency.getValueAtTime(this._nextTick),n===t.State.Started&&(this.callback(r),this.ticks++))}},t.Clock.prototype.getStateAtTime=function(t){return t=this.toSeconds(t),this._state.getValueAtTime(t)},t.Clock.prototype.dispose=function(){t.Emitter.prototype.dispose.call(this),this.context.off("tick",this._boundLoop),this._writable("frequency"),this.frequency.dispose(),this.frequency=null,this._boundLoop=null,this._nextTick=1/0,this.callback=null,this._state.dispose(),this._state=null},t.Clock}.apply(e,i))||(t.exports=r)},function(t,e,n){var i,r;i=[n(0),n(14)],void 0===(r=function(t){function e(e,i,r){if(e.input)Array.isArray(e.input)?(t.prototype.isUndef(r)&&(r=0),this.connect(e.input[r])):this.connect(e.input,i,r);else try{e instanceof AudioNode?n.call(this,e,i,r):n.call(this,e,i)}catch(i){throw new Error("error connecting to node: "+e+"\n"+i)}}var n,i;return!window.hasOwnProperty("AudioContext")&&window.hasOwnProperty("webkitAudioContext")&&(window.AudioContext=window.webkitAudioContext),t.Context=function(e){for(var n in t.Emitter.call(this),e=e||new window.AudioContext,this._context=e,this._context)this._defineProperty(this._context,n);this._latencyHint="interactive",this._lookAhead=.1,this._updateInterval=this._lookAhead/3,this._computedUpdateInterval=0,this._worker=this._createWorker(),this._constants={}},t.extend(t.Context,t.Emitter),t.Emitter.mixin(t.Context),t.Context.prototype._defineProperty=function(t,e){this.isUndef(this[e])&&Object.defineProperty(this,e,{get:function(){return"function"==typeof t[e]?t[e].bind(t):t[e]},set:function(n){t[e]=n}})},t.Context.prototype.now=function(){return this._context.currentTime},t.Context.prototype._createWorker=function(){window.URL=window.URL||window.webkitURL;var t=new Blob(["var timeoutTime = "+(1e3*this._updateInterval).toFixed(1)+";self.onmessage = function(msg){\ttimeoutTime = parseInt(msg.data);};function tick(){\tsetTimeout(tick, timeoutTime);\tself.postMessage('tick');}tick();"]),e=URL.createObjectURL(t),n=new Worker(e);return n.addEventListener("message",function(){this.emit("tick")}.bind(this)),n.addEventListener("message",function(){var t=this.now();if(this.isNumber(this._lastUpdate)){var e=t-this._lastUpdate;this._computedUpdateInterval=Math.max(e,.97*this._computedUpdateInterval)}this._lastUpdate=t}.bind(this)),n},t.Context.prototype.getConstant=function(t){if(this._constants[t])return this._constants[t];for(var e=this._context.createBuffer(1,128,this._context.sampleRate),n=e.getChannelData(0),i=0;i<n.length;i++)n[i]=t;var r=this._context.createBufferSource();return r.channelCount=1,r.channelCountMode="explicit",r.buffer=e,r.loop=!0,r.start(0),this._constants[t]=r},Object.defineProperty(t.Context.prototype,"lag",{get:function(){var t=this._computedUpdateInterval-this._updateInterval;return Math.max(t,0)}}),Object.defineProperty(t.Context.prototype,"lookAhead",{get:function(){return this._lookAhead},set:function(t){this._lookAhead=t}}),Object.defineProperty(t.Context.prototype,"updateInterval",{get:function(){return this._updateInterval},set:function(e){this._updateInterval=Math.max(e,t.prototype.blockTime),this._worker.postMessage(Math.max(1e3*e,1))}}),Object.defineProperty(t.Context.prototype,"latencyHint",{get:function(){return this._latencyHint},set:function(t){var e=t;if(this._latencyHint=t,this.isString(t))switch(t){case"interactive":e=.1,this._context.latencyHint=t;break;case"playback":e=.8,this._context.latencyHint=t;break;case"balanced":e=.25,this._context.latencyHint=t;break;case"fastest":e=.01}this.lookAhead=e,this.updateInterval=e/3}}),t.supported&&(n=AudioNode.prototype.connect,i=AudioNode.prototype.disconnect,AudioNode.prototype.connect!==e&&(AudioNode.prototype.connect=e,AudioNode.prototype.disconnect=function(e,n,r){if(e&&e.input&&Array.isArray(e.input))t.prototype.isUndef(r)&&(r=0),this.disconnect(e.input[r],n,r);else if(e&&e.input)this.disconnect(e.input,n,r);else try{i.apply(this,arguments)}catch(n){throw new Error("error disconnecting node: "+e+"\n"+n)}}),t.context=new t.Context),t.Context}.apply(e,i))||(t.exports=r)},function(t,e,n){var i,r;i=[n(0),n(4),n(20),n(2),n(10)],void 0===(r=function(t){"use strict";return t.Subtract=function(e){this.createInsOuts(2,0),this._sum=this.input[0]=this.output=new t.Gain,this._neg=new t.Negate,this._param=this.input[1]=new t.Signal(e),this._param.chain(this._neg,this._sum)},t.extend(t.Subtract,t.Signal),t.Subtract.prototype.dispose=function(){return t.prototype.dispose.call(this),this._neg.dispose(),this._neg=null,this._sum.disconnect(),this._sum=null,this._param.dispose(),this._param=null,this},t.Subtract}.apply(e,i))||(t.exports=r)},function(t,e,n){var i,r;i=[n(0)],void 0===(r=function(t){"use strict";return t.Emitter=function(){this._events={}},t.extend(t.Emitter),t.Emitter.prototype.on=function(t,e){for(var n=t.split(/\W+/),i=0;i<n.length;i++){var r=n[i];this._events.hasOwnProperty(r)||(this._events[r]=[]),this._events[r].push(e)}return this},t.Emitter.prototype.off=function(e,n){for(var i=e.split(/\W+/),r=0;r<i.length;r++)if(e=i[r],this._events.hasOwnProperty(e))if(t.prototype.isUndef(n))this._events[e]=[];else for(var o=this._events[e],s=0;s<o.length;s++)o[s]===n&&o.splice(s,1);return this},t.Emitter.prototype.emit=function(t){if(this._events){var e=Array.apply(null,arguments).slice(1);if(this._events.hasOwnProperty(t))for(var n=this._events[t],i=0,r=n.length;i<r;i++)n[i].apply(this,e)}return this},t.Emitter.mixin=function(e){var n=["on","off","emit"];e._events={};for(var i=0;i<n.length;i++){var r=n[i],o=t.Emitter.prototype[r];e[r]=o}},t.Emitter.prototype.dispose=function(){return t.prototype.dispose.call(this),this._events=null,this},t.Emitter}.apply(e,i))||(t.exports=r)},function(t,e,n){var i,r;i=[n(0)],void 0===(r=function(t){"use strict";return t.SignalBase=function(){},t.extend(t.SignalBase),t.SignalBase.prototype.connect=function(e,n,i){return t.Signal&&t.Signal===e.constructor||t.Param&&t.Param===e.constructor||t.TimelineSignal&&t.TimelineSignal===e.constructor?(e._param.cancelScheduledValues(0),e._param.value=0,e.overridden=!0):e instanceof AudioParam&&(e.cancelScheduledValues(0),e.value=0),t.prototype.connect.call(this,e,n,i),this},t.SignalBase}.apply(e,i))||(t.exports=r)},function(t,e,n){var i,r;i=[n(0),n(17)],void 0===(r=function(t){return t.Time=function(e,n){if(!(this instanceof t.Time))return new t.Time(e,n);this._plusNow=!1,t.TimeBase.call(this,e,n)},t.extend(t.Time,t.TimeBase),t.Time.prototype._unaryExpressions=Object.create(t.TimeBase.prototype._unaryExpressions),t.Time.prototype._unaryExpressions.quantize={regexp:/^@/,method:function(e){return t.Transport.nextSubdivision(e())}},t.Time.prototype._unaryExpressions.now={regexp:/^\+/,method:function(t){return this._plusNow=!0,t()}},t.Time.prototype.quantize=function(t,e){return e=this.defaultArg(e,1),this._expr=function(t,e,n){return t=t(),e=e.toSeconds(),t+(Math.round(t/e)*e-t)*n}.bind(this,this._expr,new this.constructor(t),e),this},t.Time.prototype.addNow=function(){return this._plusNow=!0,this},t.Time.prototype._defaultExpr=function(){return this._plusNow=!0,this._noOp},t.Time.prototype.copy=function(e){return t.TimeBase.prototype.copy.call(this,e),this._plusNow=e._plusNow,this},t.Time.prototype.toNotation=function(){var t=this.toSeconds(),e=this._toNotationHelper(t,["1m","2n","4n","8n","16n","32n","64n","128n"]),n=this._toNotationHelper(t,["1m","2n","2t","4n","4t","8n","8t","16n","16t","32n","32t","64n","64t","128n"]);return n.split("+").length<e.split("+").length?n:e},t.Time.prototype._toNotationHelper=function(t,e){for(var n=this._notationToUnits(e[e.length-1]),i="",r=0;r<e.length;r++){var o=this._notationToUnits(e[r]),s=t/o;if(1-s%1<1e-6&&(s+=1e-6),0<(s=Math.floor(s))){if(i+=1===s?e[r]:s.toString()+"*"+e[r],(t-=s*o)<n)break;i+=" + "}}return""===i&&(i="0"),i},t.Time.prototype._notationToUnits=function(t){for(var e=this._primaryExpressions,n=[e.n,e.t,e.m],i=0;i<n.length;i++){var r=n[i],o=t.match(r.regexp);if(o)return r.method.call(this,o[1])}},t.Time.prototype.toBarsBeatsSixteenths=function(){var t=this._beatsToUnits(1),e=this.toSeconds()/t,n=Math.floor(e/this._timeSignature()),i=e%1*4;return e=Math.floor(e)%this._timeSignature(),3<(i=i.toString()).length&&(i=parseFloat(i).toFixed(3)),[n,e,i].join(":")},t.Time.prototype.toTicks=function(){var e=this._beatsToUnits(1),n=this.valueOf()/e;return Math.floor(n*t.Transport.PPQ)},t.Time.prototype.toSamples=function(){return this.toSeconds()*this.context.sampleRate},t.Time.prototype.toFrequency=function(){return 1/this.toSeconds()},t.Time.prototype.toSeconds=function(){return this.valueOf()},t.Time.prototype.toMilliseconds=function(){return 1e3*this.toSeconds()},t.Time.prototype.valueOf=function(){return this._expr()+(this._plusNow?this.now():0)},t.Time}.apply(e,i))||(t.exports=r)},function(t,e,n){var i,r;i=[n(0)],void 0===(r=function(t){return t.TimeBase=function(e,n){if(!(this instanceof t.TimeBase))return new t.TimeBase(e,n);if(this._expr=this._noOp,e instanceof t.TimeBase)this.copy(e);else if(!this.isUndef(n)||this.isNumber(e)){n=this.defaultArg(n,this._defaultUnits);var i=this._primaryExpressions[n].method;this._expr=i.bind(this,e)}else this.isString(e)?this.set(e):this.isUndef(e)&&(this._expr=this._defaultExpr())},t.extend(t.TimeBase),t.TimeBase.prototype.set=function(t){return this._expr=this._parseExprString(t),this},t.TimeBase.prototype.clone=function(){var t=new this.constructor;return t.copy(this),t},t.TimeBase.prototype.copy=function(t){var e=t._expr();return this.set(e)},t.TimeBase.prototype._primaryExpressions={n:{regexp:/^(\d+)n/i,method:function(t){return 1===(t=parseInt(t))?this._beatsToUnits(this._timeSignature()):this._beatsToUnits(4/t)}},t:{regexp:/^(\d+)t/i,method:function(t){return t=parseInt(t),this._beatsToUnits(8/(3*parseInt(t)))}},m:{regexp:/^(\d+)m/i,method:function(t){return this._beatsToUnits(parseInt(t)*this._timeSignature())}},i:{regexp:/^(\d+)i/i,method:function(t){return this._ticksToUnits(parseInt(t))}},hz:{regexp:/^(\d+(?:\.\d+)?)hz/i,method:function(t){return this._frequencyToUnits(parseFloat(t))}},tr:{regexp:/^(\d+(?:\.\d+)?):(\d+(?:\.\d+)?):?(\d+(?:\.\d+)?)?/,method:function(t,e,n){var i=0;return t&&"0"!==t&&(i+=this._beatsToUnits(this._timeSignature()*parseFloat(t))),e&&"0"!==e&&(i+=this._beatsToUnits(parseFloat(e))),n&&"0"!==n&&(i+=this._beatsToUnits(parseFloat(n)/4)),i}},s:{regexp:/^(\d+(?:\.\d+)?s)/,method:function(t){return this._secondsToUnits(parseFloat(t))}},samples:{regexp:/^(\d+)samples/,method:function(t){return parseInt(t)/this.context.sampleRate}},default:{regexp:/^(\d+(?:\.\d+)?)/,method:function(t){return this._primaryExpressions[this._defaultUnits].method.call(this,t)}}},t.TimeBase.prototype._binaryExpressions={"+":{regexp:/^\+/,precedence:2,method:function(t,e){return t()+e()}},"-":{regexp:/^\-/,precedence:2,method:function(t,e){return t()-e()}},"*":{regexp:/^\*/,precedence:1,method:function(t,e){return t()*e()}},"/":{regexp:/^\//,precedence:1,method:function(t,e){return t()/e()}}},t.TimeBase.prototype._unaryExpressions={neg:{regexp:/^\-/,method:function(t){return-t()}}},t.TimeBase.prototype._syntaxGlue={"(":{regexp:/^\(/},")":{regexp:/^\)/}},t.TimeBase.prototype._tokenize=function(t){for(var e=-1,n=[];0<t.length;){var i=r(t=t.trim(),this);n.push(i),t=t.substr(i.value.length)}function r(t,e){for(var n=["_binaryExpressions","_unaryExpressions","_primaryExpressions","_syntaxGlue"],i=0;i<n.length;i++){var r=e[n[i]];for(var o in r){var s=r[o],a=s.regexp,u=t.match(a);if(null!==u)return{method:s.method,precedence:s.precedence,regexp:s.regexp,value:u[0]}}}throw new SyntaxError("Tone.TimeBase: Unexpected token "+t)}return{next:function(){return n[++e]},peek:function(){return n[e+1]}}},t.TimeBase.prototype._matchGroup=function(t,e,n){if(!this.isUndef(t))for(var i in e){var r=e[i];if(r.regexp.test(t.value)){if(this.isUndef(n))return r;if(r.precedence===n)return r}}return!1},t.TimeBase.prototype._parseBinary=function(t,e){var n;this.isUndef(e)&&(e=2),n=e<0?this._parseUnary(t):this._parseBinary(t,e-1);for(var i=t.peek();i&&this._matchGroup(i,this._binaryExpressions,e);)n=(i=t.next()).method.bind(this,n,this._parseBinary(t,e-1)),i=t.peek();return n},t.TimeBase.prototype._parseUnary=function(t){var e,n;e=t.peek();var i=this._matchGroup(e,this._unaryExpressions);return i?(e=t.next(),n=this._parseUnary(t),i.method.bind(this,n)):this._parsePrimary(t)},t.TimeBase.prototype._parsePrimary=function(t){var e,n;if(e=t.peek(),this.isUndef(e))throw new SyntaxError("Tone.TimeBase: Unexpected end of expression");if(this._matchGroup(e,this._primaryExpressions)){var i=(e=t.next()).value.match(e.regexp);return e.method.bind(this,i[1],i[2],i[3])}if(e&&"("===e.value){if(t.next(),n=this._parseBinary(t),!(e=t.next())||")"!==e.value)throw new SyntaxError("Expected )");return n}throw new SyntaxError("Tone.TimeBase: Cannot process token "+e.value)},t.TimeBase.prototype._parseExprString=function(t){this.isString(t)||(t=t.toString());var e=this._tokenize(t);return this._parseBinary(e)},t.TimeBase.prototype._noOp=function(){return 0},t.TimeBase.prototype._defaultExpr=function(){return this._noOp},t.TimeBase.prototype._defaultUnits="s",t.TimeBase.prototype._frequencyToUnits=function(t){return 1/t},t.TimeBase.prototype._beatsToUnits=function(e){return 60/t.Transport.bpm.value*e},t.TimeBase.prototype._secondsToUnits=function(t){return t},t.TimeBase.prototype._ticksToUnits=function(e){return e*(this._beatsToUnits(1)/t.Transport.PPQ)},t.TimeBase.prototype._timeSignature=function(){return t.Transport.timeSignature},t.TimeBase.prototype._pushExpr=function(e,n,i){return e instanceof t.TimeBase||(e=new this.constructor(e,i)),this._expr=this._binaryExpressions[n].method.bind(this,this._expr,e._expr),this},t.TimeBase.prototype.add=function(t,e){return this._pushExpr(t,"+",e)},t.TimeBase.prototype.sub=function(t,e){return this._pushExpr(t,"-",e)},t.TimeBase.prototype.mult=function(t,e){return this._pushExpr(t,"*",e)},t.TimeBase.prototype.div=function(t,e){return this._pushExpr(t,"/",e)},t.TimeBase.prototype.valueOf=function(){return this._expr()},t.TimeBase.prototype.dispose=function(){this._expr=null},t.TimeBase}.apply(e,i))||(t.exports=r)},function(t,e,n){var i,r;i=[n(0),n(9)],void 0===(r=function(t){"use strict";return t.Param=function(){var e=this.optionsObject(arguments,["param","units","convert"],t.Param.defaults);this._param=this.input=e.param,this.units=e.units,this.convert=e.convert,this.overridden=!1,this._lfo=null,this.isObject(e.lfo)?this.value=e.lfo:this.isUndef(e.value)||(this.value=e.value)},t.extend(t.Param),t.Param.defaults={units:t.Type.Default,convert:!0,param:void 0},Object.defineProperty(t.Param.prototype,"value",{get:function(){return this._toUnits(this._param.value)},set:function(e){if(this.isObject(e)){if(this.isUndef(t.LFO))throw new Error("Include 'Tone.LFO' to use an LFO as a Param value.");this._lfo&&this._lfo.dispose(),this._lfo=new t.LFO(e).start(),this._lfo.connect(this.input)}else{var n=this._fromUnits(e);this._param.cancelScheduledValues(0),this._param.value=n}}}),t.Param.prototype._fromUnits=function(e){if(!this.convert&&!this.isUndef(this.convert))return e;switch(this.units){case t.Type.Time:return this.toSeconds(e);case t.Type.Frequency:return this.toFrequency(e);case t.Type.Decibels:return this.dbToGain(e);case t.Type.NormalRange:return Math.min(Math.max(e,0),1);case t.Type.AudioRange:return Math.min(Math.max(e,-1),1);case t.Type.Positive:return Math.max(e,0);default:return e}},t.Param.prototype._toUnits=function(e){return(this.convert||this.isUndef(this.convert))&&this.units===t.Type.Decibels?this.gainToDb(e):e},t.Param.prototype._minOutput=1e-5,t.Param.prototype.setValueAtTime=function(t,e){return t=this._fromUnits(t),(e=this.toSeconds(e))<=this.now()+this.blockTime?this._param.value=t:this._param.setValueAtTime(t,e),this},t.Param.prototype.setRampPoint=function(t){t=this.defaultArg(t,this.now());var e=this._param.value;return 0===e&&(e=this._minOutput),this._param.setValueAtTime(e,t),this},t.Param.prototype.linearRampToValueAtTime=function(t,e){return t=this._fromUnits(t),this._param.linearRampToValueAtTime(t,this.toSeconds(e)),this},t.Param.prototype.exponentialRampToValueAtTime=function(t,e){return t=this._fromUnits(t),t=Math.max(this._minOutput,t),this._param.exponentialRampToValueAtTime(t,this.toSeconds(e)),this},t.Param.prototype.exponentialRampToValue=function(t,e,n){return n=this.toSeconds(n),this.setRampPoint(n),this.exponentialRampToValueAtTime(t,n+this.toSeconds(e)),this},t.Param.prototype.linearRampToValue=function(t,e,n){return n=this.toSeconds(n),this.setRampPoint(n),this.linearRampToValueAtTime(t,n+this.toSeconds(e)),this},t.Param.prototype.setTargetAtTime=function(t,e,n){return t=this._fromUnits(t),t=Math.max(this._minOutput,t),n=Math.max(this._minOutput,n),this._param.setTargetAtTime(t,this.toSeconds(e),n),this},t.Param.prototype.setValueCurveAtTime=function(t,e,n){for(var i=0;i<t.length;i++)t[i]=this._fromUnits(t[i]);return this._param.setValueCurveAtTime(t,this.toSeconds(e),this.toSeconds(n)),this},t.Param.prototype.cancelScheduledValues=function(t){return this._param.cancelScheduledValues(this.toSeconds(t)),this},t.Param.prototype.rampTo=function(e,n,i){return n=this.defaultArg(n,0),this.units===t.Type.Frequency||this.units===t.Type.BPM||this.units===t.Type.Decibels?this.exponentialRampToValue(e,n,i):this.linearRampToValue(e,n,i),this},Object.defineProperty(t.Param.prototype,"lfo",{get:function(){return this._lfo}}),t.Param.prototype.dispose=function(){return t.prototype.dispose.call(this),this._param=null,this._lfo&&(this._lfo.dispose(),this._lfo=null),this},t.Param}.apply(e,i))||(t.exports=r)},function(t,e,n){var i,r;i=[n(0),n(9)],void 0===(r=function(t){"use strict";return t.Timeline=function(){var e=this.optionsObject(arguments,["memory"],t.Timeline.defaults);this._timeline=[],this._toRemove=[],this._iterating=!1,this.memory=e.memory},t.extend(t.Timeline),t.Timeline.defaults={memory:1/0},Object.defineProperty(t.Timeline.prototype,"length",{get:function(){return this._timeline.length}}),t.Timeline.prototype.add=function(t){if(this.isUndef(t.time))throw new Error("Tone.Timeline: events must have a time attribute");if(this._timeline.length){var e=this._search(t.time);this._timeline.splice(e+1,0,t)}else this._timeline.push(t);if(this.length>this.memory){var n=this.length-this.memory;this._timeline.splice(0,n)}return this},t.Timeline.prototype.remove=function(t){if(this._iterating)this._toRemove.push(t);else{var e=this._timeline.indexOf(t);-1!==e&&this._timeline.splice(e,1)}return this},t.Timeline.prototype.get=function(t){var e=this._search(t);return-1!==e?this._timeline[e]:null},t.Timeline.prototype.peek=function(){return this._timeline[0]},t.Timeline.prototype.shift=function(){return this._timeline.shift()},t.Timeline.prototype.getAfter=function(t){var e=this._search(t);return e+1<this._timeline.length?this._timeline[e+1]:null},t.Timeline.prototype.getBefore=function(t){var e=this._timeline.length;if(0<e&&this._timeline[e-1].time<t)return this._timeline[e-1];var n=this._search(t);return 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t.prototype.dispose.call(this),this._writable("fade"),this._equalPowerA.dispose(),this._equalPowerA=null,this._equalPowerB.dispose(),this._equalPowerB=null,this.fade.dispose(),this.fade=null,this._invert.dispose(),this._invert=null,this.a.dispose(),this.a=null,this.b.dispose(),this.b=null,this},t.CrossFade}.apply(e,i))||(t.exports=r)},function(t,e){function n(t){var e=this,n={},r=-1;this.parameters.forEach((function(t,i){var o=a[++r]||(a[r]=new Float32Array(e.bufferSize));o.fill(t.value),n[i]=o})),this.processor.realm.exec("self.sampleRate=sampleRate="+this.context.sampleRate+";self.currentTime=currentTime="+this.context.currentTime);var o=i(t.inputBuffer),s=i(t.outputBuffer);this.instance.process([o],[s],n)}function i(t){for(var e=[],n=0;n<t.numberOfChannels;n++)e[n]=t.getChannelData(n);return e}function r(t){return t.$$processors||(t.$$processors={})}function o(t){this.$$context=t}var s,a;a=[],"function"!=typeof AudioWorkletNode&&(self.AudioWorkletNode=function(t,e,i){var 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n=document.createElement("iframe");n.style.cssText="position:absolute;left:0;top:-999px;width:1px;height:1px;",e.appendChild(n);var i=n.contentWindow,r=i.document,o="var window,$hook";for(var s in i)s in t||"eval"===s||(o+=",",o+=s);for(var a in t)o+=",",o+=a,o+="=self.",o+=a;var u=r.createElement("script");u.appendChild(r.createTextNode('function $hook(self,console) {"use strict";\n '+o+";return function() {return eval(arguments[0])}}")),r.body.appendChild(u),this.exec=i.$hook(t,console)}(i.self=i,document.documentElement);return o.exec((e&&e.transpile||String)(t)),null}))},o))},function(t,e){function n(t){t&&(t.setTargetAtTime||(t.setTargetAtTime=t.setTargetValueAtTime))}window,window.hasOwnProperty("webkitAudioContext")&&!window.hasOwnProperty("AudioContext")&&(window.AudioContext=window.webkitAudioContext,"function"!=typeof AudioContext.prototype.createGain&&(AudioContext.prototype.createGain=AudioContext.prototype.createGainNode),"function"!=typeof 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t.start?(t.internal_start=t.start,t.start=function(e,n,i){void 0!==i?t.internal_start(e||0,n,i):t.internal_start(e||0,n||0)}):t.start=function(t,e,n){e||n?this.noteGrainOn(t||0,e,n):this.noteOn(t||0)},t.stop?(t.internal_stop=t.stop,t.stop=function(e){t.internal_stop(e||0)}):t.stop=function(t){this.noteOff(t||0)},n(t.playbackRate),t},AudioContext.prototype.internal_createDynamicsCompressor=AudioContext.prototype.createDynamicsCompressor,AudioContext.prototype.createDynamicsCompressor=function(){var t=this.internal_createDynamicsCompressor();return n(t.threshold),n(t.knee),n(t.ratio),n(t.reduction),n(t.attack),n(t.release),t},AudioContext.prototype.internal_createBiquadFilter=AudioContext.prototype.createBiquadFilter,AudioContext.prototype.createBiquadFilter=function(){var t=this.internal_createBiquadFilter();return n(t.frequency),n(t.detune),n(t.Q),n(t.gain),t},"function"!=typeof 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