var $StaticConstructors=[];var $StaticConstructor=function(f){$StaticConstructors.push(f)};if(typeof($Inherit)=='undefined'){var $Inherit=function(ce,ce2){if(typeof(Object.getOwnPropertyNames)=='undefined'){for(var p in ce2.prototype)if(typeof(ce.prototype[p])=='undefined'||ce.prototype[p]==Object.prototype[p])ce.prototype[p]=ce2.prototype[p];for(var p in ce2)if(typeof(ce[p])=='undefined')ce[p]=ce2[p];ce.$baseCtor=ce2}else{var props=Object.getOwnPropertyNames(ce2.prototype);for(var i=0;i<props.length;i++)if(typeof(Object.getOwnPropertyDescriptor(ce.prototype,props[i]))=='undefined')Object.defineProperty(ce.prototype,props[i],Object.getOwnPropertyDescriptor(ce2.prototype,props[i]));for(var p in ce2)if(typeof(ce[p])=='undefined')ce[p]=ce2[p];ce.$baseCtor=ce2}}};if(typeof($CreateException)=='undefined'){var $CreateException=function(ex,error){if(error==null)error=new Error();if(ex==null)ex=new System.Exception.ctor();error.message=ex.message;for(var p in ex)error[p]=ex[p];return error}}if(typeof($CreateDelegate)=='undefined'){if(typeof($iKey)=='undefined')var $iKey=0;if(typeof($pKey)=='undefined')var $pKey=String.fromCharCode(1);var $CreateDelegate=function(target,func){if(target==null||func==null)return func;if(func.target==target&&func.func==func)return func;if(target.$delegateCache==null)target.$delegateCache={};if(func.$key==null)func.$key=$pKey+String(++$iKey);var delegate;if(target.$delegateCache!=null)delegate=target.$delegateCache[func.$key];if(delegate==null){delegate=function(){return func.apply(target,arguments)};delegate.func=func;delegate.target=target;delegate.isDelegate=true;if(target.$delegateCache!=null)target.$delegateCache[func.$key]=delegate}return delegate}}if(typeof($CreateAnonymousDelegate)=='undefined'){var $CreateAnonymousDelegate=function(target,func){if(target==null||func==null)return func;var delegate=function(){return func.apply(target,arguments)};delegate.func=func;delegate.target=target;delegate.isDelegate=true;return delegate}}var Int16Array=Int16Array||Array;var Uint8Array=Uint8Array||Array;var Int32Array=Int32Array||Array;function $CombineDelegates(del1,del2){if(del1==null)return del2;if(del2==null)return del1;var del=$CreateMulticastDelegateFunction();del.delegates=[];if(del1.isMulticastDelegate){for(var i=0;i<del1.delegates.length;i++)del.delegates.push(del1.delegates[i])}else{del.delegates.push(del1)}if(del2.isMulticastDelegate){for(var i=0;i<del2.delegates.length;i++)del.delegates.push(del2.delegates[i])}else{del.delegates.push(del2)}return del};function $CreateMulticastDelegateFunction(){var del2=null;var del=function(){var x=undefined;for(var i=0;i<del2.delegates.length;i++){var del3=del2.delegates[i];x=del3.apply(null,arguments)}return x};del.isMulticastDelegate=true;del2=del;return del};function $RemoveDelegate(delOriginal,delToRemove){if(delToRemove==null||delOriginal==null)return delOriginal;if(delOriginal.isMulticastDelegate){if(delToRemove.isMulticastDelegate)throw new Error("Multicast to multicast delegate removal is not implemented yet");var del=$CreateMulticastDelegateFunction();for(var i=0;i<delOriginal.delegates.length;i++){var del2=delOriginal.delegates[i];if(del2!=delToRemove){if(del.delegates==null)del.delegates=[];del.delegates.push(del2)}}if(del.delegates==null)return null;if(del.delegates.length==1)return del.delegates[0];return del}else{if(delToRemove.isMulticastDelegate)throw new Error("single to multicast delegate removal is not supported");if(delOriginal==delToRemove)return null;return delOriginal}};var Float32Array=Float32Array||Array;var AlphaSynth=AlphaSynth||{};AlphaSynth.Main=AlphaSynth.Main||{};AlphaSynth.Main.AlphaSynthApi=function(asRoot,swfObjectRoot){this.RealInstance=null;this.Ready=false;this.ReadyForPlay=false;var supportsWebAudio=!!window.ScriptProcessorNode;var supportsWebWorkers=!!window.Worker;var forceFlash=!!window.ForceFlash;if(asRoot==""){asRoot=window["AsRoot"].toString()}if(swfObjectRoot==""){swfObjectRoot=window["SwfObjectRoot"].toString()}if(((swfObjectRoot==null)||(swfObjectRoot.length==0))){swfObjectRoot=asRoot}if(supportsWebAudio&&!forceFlash){AlphaSynth.Util.Logger.Info("Will use webworkers for synthesizing and web audio api for playback");this.RealInstance=new AlphaSynth.Main.AlphaSynthWebWorkerApi(asRoot)}else if(supportsWebWorkers){AlphaSynth.Util.Logger.Info("Will use webworkers for synthesizing and flash for playback");this.RealInstance=new AlphaSynth.Main.AlphaSynthFlashPlayerApi(asRoot,swfObjectRoot)}else{AlphaSynth.Util.Logger.Error("Incompatible browser");throw $CreateException(new System.Exception.ctor$$String("Incompatible browser"),new Error());}this.RealInstance.Startup()};AlphaSynth.Main.AlphaSynthApi.prototype={Startup:function(){this.RealInstance.On("ready",$CreateAnonymousDelegate(this,function(){this.Ready=true}));this.RealInstance.On("readyForPlay",$CreateAnonymousDelegate(this,function(){this.ReadyForPlay=true}));this.RealInstance.Startup()},IsReadyForPlay:function(){if(this.RealInstance==null)return;this.RealInstance.IsReadyForPlay()},GetMasterVolume:function(){if(this.RealInstance==null)return;this.RealInstance.GetMasterVolume()},SetMasterVolume:function(volume){if(this.RealInstance==null)return;this.RealInstance.SetMasterVolume(volume)},GetState:function(){if(this.RealInstance==null)return;this.RealInstance.GetState()},IsSoundFontLoaded:function(){if(this.RealInstance==null)return;this.RealInstance.IsSoundFontLoaded()},IsMidiLoaded:function(){if(this.RealInstance==null)return;this.RealInstance.IsMidiLoaded()},Play:function(){if(this.RealInstance==null)return;this.RealInstance.Play()},Pause:function(){if(this.RealInstance==null)return;this.RealInstance.Pause()},PlayPause:function(){if(this.RealInstance==null)return;this.RealInstance.PlayPause()},Stop:function(){if(this.RealInstance==null)return;this.RealInstance.Stop()},SetPositionTick:function(tick){if(this.RealInstance==null)return;this.RealInstance.SetPositionTick(tick)},SetPositionTime:function(millis){if(this.RealInstance==null)return;this.RealInstance.SetPositionTime(millis)},LoadSoundFontUrl:function(url){if(this.RealInstance==null)return;this.RealInstance.LoadSoundFontUrl(url)},LoadSoundFontBytes:function(data){if(this.RealInstance==null)return;this.RealInstance.LoadSoundFontBytes(data)},LoadMidiUrl:function(url){if(this.RealInstance==null)return;this.RealInstance.LoadMidiUrl(url)},LoadMidiBytes:function(data){if(this.RealInstance==null)return;this.RealInstance.LoadMidiBytes(data)},SetLogLevel:function(level){AlphaSynth.Util.Logger.LogLevel=level;if(this.RealInstance==null)return;this.RealInstance.SetLogLevel(level)},On:function(events,fn){if(this.RealInstance==null)return;this.RealInstance.On(events,fn);if(events=="readyForPlay"&&this.Ready){fn()}}};$StaticConstructor(function(){AlphaSynth.Main.AlphaSynthApi.AlphaSynthId="AlphaSynth"});AlphaSynth.Main.AlphaSynthFlashOutput=function(asRoot,swfObjectRoot){this._asRoot=null;this._swfObjectRoot=null;this._id=null;this._swfId=null;this._swfContainer=null;this.SampleRequest=null;this.Finished=null;this.PositionChanged=null;this.ReadyChanged=null;this._asRoot=asRoot;this._swfObjectRoot=swfObjectRoot};AlphaSynth.Main.AlphaSynthFlashOutput.prototype={Open:function(){this._id="alphaSynthFlashPlayer"+AlphaSynth.Main.AlphaSynthFlashOutput.NextId;this._swfId=this._id+"swf";AlphaSynth.Main.AlphaSynthFlashOutput.Lookup[this._id]=this;AlphaSynth.Main.AlphaSynthFlashOutput.NextId++;this._swfContainer=document.createElement("div");this._swfContainer.className="alphaSynthFlashPlayer";this._swfContainer.setAttribute("id",this._id);document.body.appendChild(this._swfContainer);var swf=swfobject;var embedSwf=swf["embedSWF"];embedSwf(this._asRoot+"AlphaSynth.FlashOutput.swf",this._id,"1px","1px","9.0.0",this._swfObjectRoot+"expressInstall.swf",{id:this._id,sampleRate:44100},{allowScriptAccess:"always"},{id:this._swfId})},SequencerFinished:function(){document.getElementById(this._swfId).AlphaSynthSequencerFinished()},AddSamples:function(samples){var uint8=new Uint8Array(samples.buffer);var b64=window.btoa(String.fromCharCode.apply(null,uint8));document.getElementById(this._swfId).AlphaSynthAddSamples(b64)},Play:function(){document.getElementById(this._swfId).AlphaSynthPlay()},Pause:function(){document.getElementById(this._swfId).AlphaSynthPause()},Stop:function(){document.getElementById(this._swfId).AlphaSynthStop()},Seek:function(position){document.getElementById(this._swfId).AlphaSynthSeek(position)},add_SampleRequest:function(value){this.SampleRequest=$CombineDelegates(this.SampleRequest,value)},remove_SampleRequest:function(value){this.SampleRequest=$RemoveDelegate(this.SampleRequest,value)},add_Finished:function(value){this.Finished=$CombineDelegates(this.Finished,value)},remove_Finished:function(value){this.Finished=$RemoveDelegate(this.Finished,value)},add_PositionChanged:function(value){this.PositionChanged=$CombineDelegates(this.PositionChanged,value)},remove_PositionChanged:function(value){this.PositionChanged=$RemoveDelegate(this.PositionChanged,value)},add_ReadyChanged:function(value){this.ReadyChanged=$CombineDelegates(this.ReadyChanged,value)},remove_ReadyChanged:function(value){this.ReadyChanged=$RemoveDelegate(this.ReadyChanged,value)}};$StaticConstructor(function(){AlphaSynth.Main.AlphaSynthFlashOutput.Id="alphaSynthFlashPlayer";AlphaSynth.Main.AlphaSynthFlashOutput.Lookup=null;AlphaSynth.Main.AlphaSynthFlashOutput.NextId=0;AlphaSynth.Main.AlphaSynthFlashOutput.Lookup={}});AlphaSynth.Main.AlphaSynthFlashOutput.OnSampleRequest=function(id){if(AlphaSynth.Main.AlphaSynthFlashOutput.Lookup.hasOwnProperty(id)&&AlphaSynth.Main.AlphaSynthFlashOutput.Lookup[id].SampleRequest!=null){AlphaSynth.Main.AlphaSynthFlashOutput.Lookup[id].SampleRequest()}};AlphaSynth.Main.AlphaSynthFlashOutput.OnFinished=function(id){if(AlphaSynth.Main.AlphaSynthFlashOutput.Lookup.hasOwnProperty(id)&&AlphaSynth.Main.AlphaSynthFlashOutput.Lookup[id].Finished!=null){AlphaSynth.Main.AlphaSynthFlashOutput.Lookup[id].Finished()}};AlphaSynth.Main.AlphaSynthFlashOutput.OnPositionChanged=function(id,position){if(AlphaSynth.Main.AlphaSynthFlashOutput.Lookup.hasOwnProperty(id)&&AlphaSynth.Main.AlphaSynthFlashOutput.Lookup[id].PositionChanged!=null){AlphaSynth.Main.AlphaSynthFlashOutput.Lookup[id].PositionChanged(position)}};AlphaSynth.Main.AlphaSynthFlashOutput.OnReadyChanged=function(id,isReady){if(AlphaSynth.Main.AlphaSynthFlashOutput.Lookup.hasOwnProperty(id)&&AlphaSynth.Main.AlphaSynthFlashOutput.Lookup[id].ReadyChanged!=null){AlphaSynth.Main.AlphaSynthFlashOutput.Lookup[id].ReadyChanged(isReady)}};AlphaSynth.Main.AlphaSynthWebAudioOutput=function(){this._context=null;this._buffer=null;this._source=null;this._audioNode=null;this._circularBuffer=null;this._finished=false;this._seekTime=null;this._startTime=0;this._pauseStart=0;this._pauseTime=0;this._paused=false;this.SampleRequest=null;this.Finished=null;this.PositionChanged=null;this.ReadyChanged=null};AlphaSynth.Main.AlphaSynthWebAudioOutput.prototype={Open:function(){this._finished=false;this._circularBuffer=new AlphaSynth.Ds.CircularSampleBuffer(40960);window.AudioContext=window.AudioContext||window.webkitAudioContext;this._context=new AudioContext();this._buffer=this._context.createBuffer(2,4096,44100);this._audioNode=this._context.createScriptProcessor(4096,0,2);this._audioNode.onaudioprocess=$CreateDelegate(this,this.GenerateSound);this.OnReadyChanged(true)},Play:function(){this.RequestBuffers();this._finished=false;if(this._seekTime!=null){this._startTime=((this._context.currentTime*1000-this._seekTime))|0;this._seekTime=null;this._pauseTime=0;this._paused=false}else if(this._paused){this._paused=false;this._pauseTime+=((this._context.currentTime*1000-this._pauseStart))|0}else{this._startTime=((this._context.currentTime*1000))|0;this._pauseTime=0}this._source=this._context.createBufferSource();this._source.buffer=this._buffer;this._source.loop=true;this._source.connect(this._audioNode,0,0);this._source.start(0);this._audioNode.connect(this._context.destination,0,0)},Pause:function(){if(this._source!=null){this._source.stop(0)}this._source=null;this._paused=true;this._pauseStart=((this._context.currentTime*1000))|0;this._audioNode.disconnect(0)},Stop:function(){this._finished=true;this._paused=false;this._seekTime=null;if(this._source!=null){this._source.stop(0)}this._source=null;this._circularBuffer.Clear();this._audioNode.disconnect(0)},Seek:function(position){this._seekTime=position},SequencerFinished:function(){this._finished=true},AddSamples:function(f){this._circularBuffer.Write(f,0,f.length)},RequestBuffers:function(){var count=20480;if(this._circularBuffer.get_Count()<count&&this.SampleRequest!=null){for(var i=0;i<5;i++){this.SampleRequest()}}},CalcPosition:function(){return(this._context.currentTime*1000-this._startTime-this._pauseTime-46)},GenerateSound:function(e){var ae=e;var left=ae.outputBuffer.getChannelData(0);var right=ae.outputBuffer.getChannelData(1);var samples=left.length+right.length;if(this._circularBuffer.get_Count()<samples){if(this._finished){if(this.Finished!=null)this.Finished();this.Stop()}else{this._pauseTime+=46}}else{var buffer=new Float32Array(samples);this._circularBuffer.Read(buffer,0,buffer.length);var s=0;for(var i=0;i<left.length;i++){left[i]=buffer[s++];right[i]=buffer[s++]}}if(this.PositionChanged!=null){this.PositionChanged(((this.CalcPosition()))|0)}if(!this._finished){this.RequestBuffers()}},add_SampleRequest:function(value){this.SampleRequest=$CombineDelegates(this.SampleRequest,value)},remove_SampleRequest:function(value){this.SampleRequest=$RemoveDelegate(this.SampleRequest,value)},add_Finished:function(value){this.Finished=$CombineDelegates(this.Finished,value)},remove_Finished:function(value){this.Finished=$RemoveDelegate(this.Finished,value)},add_PositionChanged:function(value){this.PositionChanged=$CombineDelegates(this.PositionChanged,value)},remove_PositionChanged:function(value){this.PositionChanged=$RemoveDelegate(this.PositionChanged,value)},add_ReadyChanged:function(value){this.ReadyChanged=$CombineDelegates(this.ReadyChanged,value)},remove_ReadyChanged:function(value){this.ReadyChanged=$RemoveDelegate(this.ReadyChanged,value)},OnReadyChanged:function(isReady){var handler=this.ReadyChanged;if(handler!=null)handler(isReady)}};$StaticConstructor(function(){AlphaSynth.Main.AlphaSynthWebAudioOutput.BufferSize=4096;AlphaSynth.Main.AlphaSynthWebAudioOutput.Latency=46;AlphaSynth.Main.AlphaSynthWebAudioOutput.BufferCount=10});AlphaSynth.Main.AlphaSynthWebWorker=function(main){this._player=null;this._main=null;this._main=main;this._main.addEventListener("message",$CreateDelegate(this,this.HandleMessage),false);this._player=new AlphaSynth.Player.SynthPlayer();this._player.add_PositionChanged($CreateDelegate(this,this.OnPositionChanged));this._player.add_PlayerStateChanged($CreateDelegate(this,this.OnPlayerStateChanged));this._player.add_Finished($CreateDelegate(this,this.OnFinished));this._player.add_SoundFontLoad($CreateDelegate(this,this.OnSoundFontLoad));this._player.add_SoundFontLoaded($CreateDelegate(this,this.OnSoundFontLoaded));this._player.add_SoundFontLoadFailed($CreateDelegate(this,this.OnSoundFontLoadFailed));this._player.add_MidiLoad($CreateDelegate(this,this.OnMidiLoad));this._player.add_MidiLoaded($CreateDelegate(this,this.OnMidiLoaded));this._player.add_MidiLoadFailed($CreateDelegate(this,this.OnMidiLoadFailed));this._player.add_ReadyForPlay($CreateDelegate(this,this.OnReadyForPlay));this.OnReady()};AlphaSynth.Main.AlphaSynthWebWorker.prototype={HandleMessage:function(e){var data=e.data;var cmd=data["cmd"];switch(cmd){case"play":this.Play();break;case"pause":this.Pause();break;case"isReadyForPlay":this._main.postMessage({cmd:"isReadyForPlay",value:this.IsReadyForPlay()});break;case"getMasterVolume":this._main.postMessage({cmd:"getMasterVolume",value:this._player.get_MasterVolume()});break;case"setMasterVolume":this._player.set_MasterVolume(data["value"]);break;case"playPause":this.PlayPause();break;case"stop":this.Stop();break;case"setPositionTick":this.SetPositionTick(data["tick"]);break;case"setPositionTime":this.SetPositionTime(data["time"]);break;case"loadSoundFontUrl":this.LoadSoundFontUrl(data["url"]);break;case"loadSoundFontBytes":this.LoadSoundFontBytes(data["data"]);break;case"loadMidiUrl":this.LoadMidiUrl(data["url"]);break;case"loadMidiBytes":this.LoadMidiBytes(data["data"]);break;case"getState":this._main.postMessage({cmd:"getState",value:this.GetState()});break;case"isSoundFontLoaded":this._main.postMessage({cmd:"isSoundFontLoaded",value:this.IsSoundFontLoaded()});break;case"isMidiLoaded":this._main.postMessage({cmd:"isMidiLoaded",value:this.IsMidiLoaded()});break;case"setLogLevel":this.SetLogLevel(data["level"]);break}},IsReadyForPlay:function(){return this._player.get_IsReady()},Play:function(){this._player.Play()},Pause:function(){this._player.Pause()},PlayPause:function(){this._player.PlayPause()},Stop:function(){this._player.Stop()},SetPositionTick:function(tick){this._player.set_TickPosition(tick)},SetPositionTime:function(millis){this._player.set_TimePosition(millis)},LoadSoundFontUrl:function(url){this._player.LoadSoundFontUrl(url)},LoadSoundFontBytes:function(data){this._player.LoadSoundFontBytes(data)},LoadMidiUrl:function(url){this._player.LoadMidiUrl(url)},LoadMidiBytes:function(data){this._player.LoadMidiBytes(data)},GetState:function(){return this._player.State},IsSoundFontLoaded:function(){return this._player.IsSoundFontLoaded},IsMidiLoaded:function(){return this._player.IsMidiLoaded},GetMasterVolume:function(){return this._player.get_MasterVolume()},SetMasterVolume:function(volume){this._player.set_MasterVolume(volume)},OnReady:function(){this._main.postMessage({cmd:"ready"})},OnPositionChanged:function(sender,e){this._main.postMessage({cmd:"positionChanged",currentTime:e.CurrentTime,endTime:e.EndTime,currentTick:e.CurrentTick,endTick:e.EndTick})},OnPlayerStateChanged:function(sender,e){this._main.postMessage({cmd:"playerStateChanged",state:e.State})},OnFinished:function(sender,e){this._main.postMessage({cmd:"finished"})},OnSoundFontLoad:function(sender,e){this._main.postMessage({cmd:"soundFontLoad",loaded:e.Loaded,total:e.Total})},OnSoundFontLoaded:function(sender,e){this._main.postMessage({cmd:"soundFontLoaded"})},OnSoundFontLoadFailed:function(sender,e){this._main.postMessage({cmd:"soundFontLoadFailed"})},OnMidiLoad:function(sender,e){this._main.postMessage({cmd:"midiLoad",loaded:e.Loaded,total:e.Total})},OnMidiLoaded:function(sender,e){this._main.postMessage({cmd:"midiFileLoaded"})},OnMidiLoadFailed:function(sender,e){this._main.postMessage({cmd:"midiFileLoadFailed"})},OnReadyForPlay:function(sender,e){this._main.postMessage({cmd:"readyForPlay",value:this.IsReadyForPlay()})},SendLog:function(level,s){this._main.postMessage({cmd:"log",level:level,message:s})},SetLogLevel:function(level){AlphaSynth.Util.Logger.LogLevel=level}};AlphaSynth.Main.AlphaSynthWebWorkerApiBase=function(player,asRoot){this._asRoot=null;this._synth=null;this._player=null;this._isPlayerReady=false;this._isWorkerReady=false;this._events=null;this._asRoot=asRoot;this._player=player;this._player.add_ReadyChanged($CreateDelegate(this,this.PlayerReadyChanged));this._player.add_PositionChanged($CreateDelegate(this,this.PlayerPositionChanged));this._player.add_SampleRequest($CreateDelegate(this,this.PlayerSampleRequest));this._player.add_Finished($CreateDelegate(this,this.PlayerFinished));this._events={};if(asRoot!=""&&!asRoot.indexOf("/")==(asRoot.length-"/".length)){asRoot+="/"}this._asRoot=asRoot;this._synth=new Worker(asRoot+"Synth.worker.js")};AlphaSynth.Main.AlphaSynthWebWorkerApiBase.prototype={Startup:function(){this._player.Open();this._synth.addEventListener("message",$CreateDelegate(this,this.HandleWorkerMessage),false);var root=new Array();root.push(window.location.protocol);root.push("http://");root.push(window.location.hostname);if(window.location.port){root.push(":");root.push(window.location.port)}root.push(this._asRoot);this._synth.postMessage({cmd:"playerReady",root:root.join('')})},IsReadyForPlay:function(){this._synth.postMessage({cmd:"isReadyForPlay"})},Play:function(){this._synth.postMessage({cmd:"play"})},Pause:function(){this._synth.postMessage({cmd:"pause"})},PlayPause:function(){this._synth.postMessage({cmd:"playPause"})},Stop:function(){this._synth.postMessage({cmd:"stop"})},SetPositionTick:function(tick){this._synth.postMessage({cmd:"setPositionTick",tick:tick})},SetPositionTime:function(millis){this._synth.postMessage({cmd:"setPositionTime",time:millis})},LoadSoundFontUrl:function(url){this._synth.postMessage({cmd:"loadSoundFontUrl",url:AlphaSynth.Main.AlphaSynthWebWorkerApiBase.QualifyUrl(url)})},LoadSoundFontBytes:function(data){this._synth.postMessage({cmd:"loadSoundFontBytes",data:data})},LoadMidiUrl:function(url){this._synth.postMessage({cmd:"loadMidiUrl",url:AlphaSynth.Main.AlphaSynthWebWorkerApiBase.QualifyUrl(url)})},LoadMidiBytes:function(data){this._synth.postMessage({cmd:"loadMidiBytes",data:data})},GetState:function(){this._synth.postMessage({cmd:"getState"})},GetMasterVolume:function(){this._synth.postMessage({cmd:"getMasterVolume"})},SetMasterVolume:function(volume){this._synth.postMessage({cmd:"setMasterVolume",value:volume})},IsSoundFontLoaded:function(){this._synth.postMessage({cmd:"isSoundFontLoaded"})},IsMidiLoaded:function(){this._synth.postMessage({cmd:"isMidiLoaded"})},SetLogLevel:function(level){this._synth.postMessage({cmd:"setLogLevel",level:level})},HandleWorkerMessage:function(e){var data=e.data;var cmd=data["cmd"];switch(cmd){case"isReadyForPlay":case"getState":case"getMasterVolume":case"isSoundFontLoaded":case"isMidiLoaded":this.TriggerEvent(cmd,[data["value"]]);break;case"ready":this._isWorkerReady=true;this.CheckForReadyState();break;case"positionChanged":this.TriggerEvent(cmd,[data["currentTime"],data["endTime"],data["currentTick"],data["endTick"]]);break;case"playerStateChanged":this.TriggerEvent(cmd,[data["state"]]);break;case"finished":this.TriggerEvent(cmd,null);break;case"soundFontLoad":this.TriggerEvent(cmd,[data["loaded"],data["total"]]);break;case"soundFontLoaded":this.TriggerEvent(cmd,null);break;case"soundFontLoadFailed":this.TriggerEvent(cmd,null);break;case"midiLoad":this.TriggerEvent(cmd,[data["loaded"],data["total"]]);break;case"midiFileLoaded":this.TriggerEvent(cmd,null);break;case"midiFileLoadFailed":this.TriggerEvent(cmd,null);break;case"readyForPlay":this.TriggerEvent(cmd,[data["value"]]);break;case"log":this.Log(data["level"],data["message"]);break;case"playerSequencerFinished":this._player.SequencerFinished();break;case"playerAddSamples":this._player.AddSamples(data["samples"]);break;case"playerPlay":this._player.Play();break;case"playerPause":this._player.Pause();break;case"playerStop":this._player.Stop();break;case"playerSeek":this._player.Seek(data["pos"]);break}},CheckForReadyState:function(){this.TriggerEvent("ready",[(this._isWorkerReady&&this._isPlayerReady)])},PlayerReadyChanged:function(isReady){this._isPlayerReady=isReady;this.CheckForReadyState()},On:function(events,action){if(!this._events.hasOwnProperty(events)){this._events[events]=[]}this._events[events].push(action)},TriggerEvent:function(name,args){var events=this._events[name];if(events!=null){for(var i=0;i<events.length;i++){events[i].apply(null,args)}}},PlayerSampleRequest:function(){this._synth.postMessage({cmd:"playerSampleRequest"})},PlayerFinished:function(){this._synth.postMessage({cmd:"playerFinished"})},PlayerPositionChanged:function(pos){this._synth.postMessage({cmd:"playerPositionChanged",pos:pos})},Log:function(level,message){switch(level){case AlphaSynth.Util.LogLevel.None:console.log(message);break;case AlphaSynth.Util.LogLevel.Debug:console.debug(message);break;case AlphaSynth.Util.LogLevel.Info:console.info(message);break;case AlphaSynth.Util.LogLevel.Warning:console.warn(message);break;case AlphaSynth.Util.LogLevel.Error:console.error(message);break}}};AlphaSynth.Main.AlphaSynthWebWorkerApiBase.QualifyUrl=function(url){var img=document.createElement("img");img.onerror=function(e){};img.src=url;url=img.src;img.src=null;return url};AlphaSynth.Main.AlphaSynthFlashPlayerApi=function(asRoot,swfObjectRoot){AlphaSynth.Main.AlphaSynthWebWorkerApiBase.call(this,new AlphaSynth.Main.AlphaSynthFlashOutput(asRoot,swfObjectRoot),asRoot)};$Inherit(AlphaSynth.Main.AlphaSynthFlashPlayerApi,AlphaSynth.Main.AlphaSynthWebWorkerApiBase);AlphaSynth.Main.AlphaSynthWebWorkerApi=function(asRoot){AlphaSynth.Main.AlphaSynthWebWorkerApiBase.call(this,new AlphaSynth.Main.AlphaSynthWebAudioOutput(),asRoot)};$Inherit(AlphaSynth.Main.AlphaSynthWebWorkerApi,AlphaSynth.Main.AlphaSynthWebWorkerApiBase);AlphaSynth.Platform=AlphaSynth.Platform||{};AlphaSynth.Platform.Platform=function(){};AlphaSynth.Platform.Platform.CreateOutput=function(synth){return new AlphaSynth.Player.WebWorkerOutput()};AlphaSynth.Platform.Std=function(){};$StaticConstructor(function(){AlphaSynth.Platform.Std.IsLittleEndian=true});AlphaSynth.Platform.Std.ParseInt=function(s){var f=parseInt(s);if(isNaN(f)){f=0}return f};AlphaSynth.Platform.Std.StringFromCharCode=function(c){return""};AlphaSynth.Platform.Std.Random=function(){return Math.random()};AlphaSynth.Platform.Std.BlockCopy=function(src,srcOffset,dst,dstOffset,count){};AlphaSynth.Platform.Std.ArrayCopy=function(src,srcOffset,dst,dstOffset,count){for(var i=0;i<count;i++){dst[dstOffset+i]=src[srcOffset+i]}};AlphaSynth.Platform.Std.Reverse=function(array){var i=0;var j=array.length-1;while(i<j){var t=array[i];array[i]=array[j];array[j]=t;i++;j--}};AlphaSynth.Platform.TypeUtils=function(){};$StaticConstructor(function(){AlphaSynth.Platform.TypeUtils.IsLittleEndian=true;AlphaSynth.Platform.TypeUtils.Int16=new Int16Array(1)});AlphaSynth.Platform.TypeUtils.ToUInt32=function(i){return i|0};AlphaSynth.Platform.TypeUtils.ToInt16=function(i){AlphaSynth.Platform.TypeUtils.Int16[0]=i|0;return AlphaSynth.Platform.TypeUtils.Int16[0]};AlphaSynth.Platform.TypeUtils.ToUInt16=function(i){return i|0};AlphaSynth.Platform.TypeUtils.ToUInt8=function(i){return i};AlphaSynth.Platform.TypeUtils.ClearIntArray=function(array){for(var i=0;i<array.length;i++){array[i]=0}};AlphaSynth.Platform.TypeUtils.ClearShortArray=function(array){for(var i=0;i<array.length;i++){array[i]=0}};AlphaSynth.Player=AlphaSynth.Player||{};AlphaSynth.Player.WebWorkerOutput=function(){this._positionChangedListeners=null;this._finishedListeners=null;this._sampleRequestListeners=null;this._workerSelf=null;this.PositionChanged=null;this.Finished=null;this.SampleRequest=null;this.ReadyChanged=null};AlphaSynth.Player.WebWorkerOutput.prototype={Open:function(){AlphaSynth.Util.Logger.Debug("Initializing webworker worker");this._workerSelf=self;this._workerSelf.addEventListener("message",$CreateDelegate(this,this.HandleMessage),false);this.OnReadyChanged(true)},HandleMessage:function(e){var data=e.data;var cmd=data["cmd"];switch(cmd){case"playerSampleRequest":this.OnSampleRequest();break;case"playerFinished":this.OnFinished();break;case"playerPositionChanged":this.OnPositionChanged(data["pos"]);break}},PostMessage:function(o){},add_PositionChanged:function(value){this.PositionChanged=$CombineDelegates(this.PositionChanged,value)},remove_PositionChanged:function(value){this.PositionChanged=$RemoveDelegate(this.PositionChanged,value)},OnPositionChanged:function(obj){var handler=this.PositionChanged;if(handler!=null)handler(obj)},add_Finished:function(value){this.Finished=$CombineDelegates(this.Finished,value)},remove_Finished:function(value){this.Finished=$RemoveDelegate(this.Finished,value)},OnFinished:function(){var handler=this.Finished;if(handler!=null)handler()},add_SampleRequest:function(value){this.SampleRequest=$CombineDelegates(this.SampleRequest,value)},remove_SampleRequest:function(value){this.SampleRequest=$RemoveDelegate(this.SampleRequest,value)},OnSampleRequest:function(){var handler=this.SampleRequest;if(handler!=null)handler()},add_ReadyChanged:function(value){this.ReadyChanged=$CombineDelegates(this.ReadyChanged,value)},remove_ReadyChanged:function(value){this.ReadyChanged=$RemoveDelegate(this.ReadyChanged,value)},OnReadyChanged:function(isReady){var handler=this.ReadyChanged;if(handler!=null)handler(isReady)},SequencerFinished:function(){this._workerSelf.postMessage({cmd:"playerSequencerFinished"})},AddSamples:function(samples){this._workerSelf.postMessage({cmd:"playerAddSamples",samples:samples})},Play:function(){this._workerSelf.postMessage({cmd:"playerPlay"})},Pause:function(){this._workerSelf.postMessage({cmd:"playerPause"})},Stop:function(){this._workerSelf.postMessage({cmd:"playerStop"})},Seek:function(position){this._workerSelf.postMessage({cmd:"playerSeek",pos:position})}};AlphaSynth.Util=AlphaSynth.Util||{};AlphaSynth.Util.Extensions=function(){};AlphaSynth.Util.Logger=function(){};$StaticConstructor(function(){AlphaSynth.Util.Logger.LogLevel=AlphaSynth.Util.LogLevel.None;AlphaSynth.Util.Logger.LogHandler=null;AlphaSynth.Util.Logger.LogLevel=AlphaSynth.Util.LogLevel.Info;AlphaSynth.Util.Logger.LogHandler=function(s){console.log(s)}});AlphaSynth.Util.Logger.Debug=function(msg){AlphaSynth.Util.Logger.Log(AlphaSynth.Util.LogLevel.Debug,msg)};AlphaSynth.Util.Logger.Warning=function(msg){AlphaSynth.Util.Logger.Log(AlphaSynth.Util.LogLevel.Warning,msg)};AlphaSynth.Util.Logger.Info=function(msg){AlphaSynth.Util.Logger.Log(AlphaSynth.Util.LogLevel.Info,msg)};AlphaSynth.Util.Logger.Error=function(msg){AlphaSynth.Util.Logger.Log(AlphaSynth.Util.LogLevel.Error,msg)};AlphaSynth.Util.Logger.Log=function(logLevel,msg){if(logLevel<AlphaSynth.Util.Logger.LogLevel)return;var caller=arguments.callee.caller.caller.name;AlphaSynth.Util.Logger.LogHandler(caller+"-"+msg)};AlphaSynth.Util.Logger.GetCaller=function(){return""};AlphaSynth.Util.LogLevel={None:0,Debug:1,Info:2,Warning:3,Error:4};AlphaSynth.Util.UrlLoader=function(){this.Progress=null;this.Complete=null;this.Url=null;this.Method=null};AlphaSynth.Util.UrlLoader.prototype={Load:function(){var request=new XMLHttpRequest();request.open(this.Method,this.Url,true);request.responseType="arraybuffer";request.onload=$CreateAnonymousDelegate(this,function(e){var buffer=new Uint8Array(request.response);if(buffer!=null){this.FireComplete(buffer)}});request.onerror=$CreateAnonymousDelegate(this,function(e){AlphaSynth.Util.Logger.Error("Loading failed: "+e.message)});request.onprogress=$CreateAnonymousDelegate(this,function(e){this.FireProgress(e.loaded,e.total)});request.send()},FireProgress:function(loaded,full){if(this.Progress!=null)this.Progress(loaded,full)},FireComplete:function(data){if(this.Complete!=null)this.Complete(data)}};AlphaSynth.Bank=AlphaSynth.Bank||{};AlphaSynth.Bank.AssetManager=function(){this.PatchAssets=null;this.SampleAssets=null;this.PatchAssets=[];this.SampleAssets=[]};AlphaSynth.Bank.AssetManager.prototype={FindPatch:function(name){for(var i=0;i<this.PatchAssets.length;i++){var patchAsset=this.PatchAssets[i];if(patchAsset.Name==name){return patchAsset}}return null},FindSample:function(name){for(var i=0;i<this.SampleAssets.length;i++){var sampleDataAsset=this.SampleAssets[i];if(sampleDataAsset.Name==name){return sampleDataAsset}}return null}};AlphaSynth.Bank.Components=AlphaSynth.Bank.Components||{};AlphaSynth.Bank.Components.Generators=AlphaSynth.Bank.Components.Generators||{};AlphaSynth.Bank.Components.Generators.Generator=function(description){this.LoopMode=AlphaSynth.Bank.Components.Generators.LoopMode.NoLoop;this.LoopStartPhase=0;this.LoopEndPhase=0;this.StartPhase=0;this.EndPhase=0;this.Offset=0;this.Period=0;this.Frequency=0;this.RootKey=0;this.KeyTrack=0;this.VelocityTrack=0;this.Tune=0;this.LoopMode=description.LoopMethod;this.LoopStartPhase=description.LoopStartPhase;this.LoopEndPhase=description.LoopEndPhase;this.StartPhase=description.StartPhase;this.EndPhase=description.EndPhase;this.Offset=description.Offset;this.Period=description.Period;this.Frequency=0;this.RootKey=description.RootKey;this.KeyTrack=description.KeyTrack;this.VelocityTrack=description.VelTrack;this.Tune=description.Tune};AlphaSynth.Bank.Components.Generators.Generator.prototype={Release:function(generatorParams){if(this.LoopMode==AlphaSynth.Bank.Components.Generators.LoopMode.LoopUntilNoteOff){generatorParams.CurrentState=AlphaSynth.Bank.Components.Generators.GeneratorState.PostLoop;generatorParams.CurrentStart=this.StartPhase;generatorParams.CurrentEnd=this.EndPhase}},GetValues:function(generatorParams,blockBuffer,increment){var proccessed=0;do{var samplesAvailable=((Math.ceil((generatorParams.CurrentEnd-generatorParams.Phase)/increment)))|0;if(samplesAvailable>blockBuffer.length-proccessed){while(proccessed<blockBuffer.length){blockBuffer[proccessed++]=this.GetValue(generatorParams.Phase);generatorParams.Phase+=increment}}else{var endProccessed=proccessed+samplesAvailable;while(proccessed<endProccessed){blockBuffer[proccessed++]=this.GetValue(generatorParams.Phase);generatorParams.Phase+=increment}switch(generatorParams.CurrentState){case AlphaSynth.Bank.Components.Generators.GeneratorState.PreLoop:generatorParams.CurrentStart=this.LoopStartPhase;generatorParams.CurrentEnd=this.LoopEndPhase;generatorParams.CurrentState=AlphaSynth.Bank.Components.Generators.GeneratorState.Loop;break;case AlphaSynth.Bank.Components.Generators.GeneratorState.Loop:generatorParams.Phase+=generatorParams.CurrentStart-generatorParams.CurrentEnd;break;case AlphaSynth.Bank.Components.Generators.GeneratorState.PostLoop:generatorParams.CurrentState=AlphaSynth.Bank.Components.Generators.GeneratorState.Finished;while(proccessed<blockBuffer.length)blockBuffer[proccessed++]=0;break}}}while(proccessed<blockBuffer.length)}};AlphaSynth.Bank.Components.Generators.WhiteNoiseGenerator=function(description){AlphaSynth.Bank.Components.Generators.Generator.call(this,description);if(this.EndPhase<0)this.EndPhase=1;if(this.StartPhase<0)this.StartPhase=0;if(this.LoopEndPhase<0)this.LoopEndPhase=this.EndPhase;if(this.LoopStartPhase<0)this.LoopStartPhase=this.StartPhase;if(this.Period<0)this.Period=1;if(this.RootKey<0)this.RootKey=69;this.Frequency=440};AlphaSynth.Bank.Components.Generators.WhiteNoiseGenerator.prototype={GetValue:function(phase){return((AlphaSynth.Platform.Std.Random()*2)-1)}};$Inherit(AlphaSynth.Bank.Components.Generators.WhiteNoiseGenerator,AlphaSynth.Bank.Components.Generators.Generator);AlphaSynth.Bank.Components.Generators.TriangleGenerator=function(description){AlphaSynth.Bank.Components.Generators.Generator.call(this,description);if(this.EndPhase<0)this.EndPhase=1.25;if(this.StartPhase<0)this.StartPhase=0.25;if(this.LoopEndPhase<0)this.LoopEndPhase=this.EndPhase;if(this.LoopStartPhase<0)this.LoopStartPhase=this.StartPhase;if(this.Period<0)this.Period=1;if(this.RootKey<0)this.RootKey=69;this.Frequency=440};AlphaSynth.Bank.Components.Generators.TriangleGenerator.prototype={GetValue:function(phase){return(Math.abs(phase-Math.Floor(phase+0.5))*4-1)}};$Inherit(AlphaSynth.Bank.Components.Generators.TriangleGenerator,AlphaSynth.Bank.Components.Generators.Generator);AlphaSynth.Bank.Components.Generators.SquareGenerator=function(description){AlphaSynth.Bank.Components.Generators.Generator.call(this,description);if(this.EndPhase<0)this.EndPhase=6.28318530717958;if(this.StartPhase<0)this.StartPhase=0;if(this.LoopEndPhase<0)this.LoopEndPhase=this.EndPhase;if(this.LoopStartPhase<0)this.LoopStartPhase=this.StartPhase;if(this.Period<0)this.Period=6.28318530717958;if(this.RootKey<0)this.RootKey=69;this.Frequency=440};AlphaSynth.Bank.Components.Generators.SquareGenerator.prototype={GetValue:function(phase){return Math.Sign(Math.sin(phase))}};$Inherit(AlphaSynth.Bank.Components.Generators.SquareGenerator,AlphaSynth.Bank.Components.Generators.Generator);AlphaSynth.Bank.Components.Generators.SineGenerator=function(description){AlphaSynth.Bank.Components.Generators.Generator.call(this,description);if(this.EndPhase<0)this.EndPhase=6.28318530717958;if(this.StartPhase<0)this.StartPhase=0;if(this.LoopEndPhase<0)this.LoopEndPhase=this.EndPhase;if(this.LoopStartPhase<0)this.LoopStartPhase=this.StartPhase;if(this.Period<0)this.Period=6.28318530717958;if(this.RootKey<0)this.RootKey=69;this.Frequency=440};AlphaSynth.Bank.Components.Generators.SineGenerator.prototype={GetValue:function(phase){return Math.sin(phase)}};$Inherit(AlphaSynth.Bank.Components.Generators.SineGenerator,AlphaSynth.Bank.Components.Generators.Generator);AlphaSynth.Bank.Components.Generators.SawGenerator=function(description){AlphaSynth.Bank.Components.Generators.Generator.call(this,description);if(this.EndPhase<0)this.EndPhase=1;if(this.StartPhase<0)this.StartPhase=0;if(this.LoopEndPhase<0)this.LoopEndPhase=this.EndPhase;if(this.LoopStartPhase<0)this.LoopStartPhase=this.StartPhase;if(this.Period<0)this.Period=1;if(this.RootKey<0)this.RootKey=69;this.Frequency=440};AlphaSynth.Bank.Components.Generators.SawGenerator.prototype={GetValue:function(phase){return(2*(phase-Math.Floor(phase+0.5)))}};$Inherit(AlphaSynth.Bank.Components.Generators.SawGenerator,AlphaSynth.Bank.Components.Generators.Generator);AlphaSynth.Bank.Components.Generators.Interpolation={None:0,Linear:1,Cosine:2,CubicSpline:3,Sinc:4};AlphaSynth.Bank.Components.Generators.SampleGenerator=function(){this.Samples=null;AlphaSynth.Bank.Components.Generators.Generator.call(this,new AlphaSynth.Bank.Descriptors.GeneratorDescriptor())};AlphaSynth.Bank.Components.Generators.SampleGenerator.prototype={GetValue:function(phase){return this.Samples.get_Item(((phase))|0)},GetValues:function(generatorParams,blockBuffer,increment){var proccessed=0;do{var samplesAvailable=(Math.ceil((generatorParams.CurrentEnd-generatorParams.Phase)/increment))|0;if(samplesAvailable>blockBuffer.length-proccessed){this.Interpolate(generatorParams,blockBuffer,increment,proccessed,blockBuffer.length);return}else{var endProccessed=proccessed+samplesAvailable;this.Interpolate(generatorParams,blockBuffer,increment,proccessed,endProccessed);proccessed=endProccessed;switch(generatorParams.CurrentState){case AlphaSynth.Bank.Components.Generators.GeneratorState.PreLoop:generatorParams.CurrentStart=this.LoopStartPhase;generatorParams.CurrentEnd=this.LoopEndPhase;generatorParams.CurrentState=AlphaSynth.Bank.Components.Generators.GeneratorState.Loop;break;case AlphaSynth.Bank.Components.Generators.GeneratorState.Loop:generatorParams.Phase+=generatorParams.CurrentStart-generatorParams.CurrentEnd;break;case AlphaSynth.Bank.Components.Generators.GeneratorState.PostLoop:generatorParams.CurrentState=AlphaSynth.Bank.Components.Generators.GeneratorState.Finished;while(proccessed<blockBuffer.length)blockBuffer[proccessed++]=0;break}}}while(proccessed<blockBuffer.length)},Interpolate:function(generatorParams,blockBuffer,increment,start,end){switch(1){case AlphaSynth.Bank.Components.Generators.Interpolation.Linear:{var _end=generatorParams.CurrentState==AlphaSynth.Bank.Components.Generators.GeneratorState.Loop?this.LoopEndPhase-1:this.EndPhase-1;var index;var s1,s2,mu;while(start<end&&generatorParams.Phase<_end){index=generatorParams.Phase|0;s1=this.Samples.get_Item(index);s2=this.Samples.get_Item(index+1);mu=(generatorParams.Phase-index);blockBuffer[start++]=s1+mu*(s2-s1);generatorParams.Phase+=increment}while(start<end){index=generatorParams.Phase|0;s1=this.Samples.get_Item(index);if(generatorParams.CurrentState==AlphaSynth.Bank.Components.Generators.GeneratorState.Loop)s2=this.Samples.get_Item(generatorParams.CurrentStart|0);else s2=s1;mu=(generatorParams.Phase-index);blockBuffer[start++]=s1+mu*(s2-s1);generatorParams.Phase+=increment}}break;case AlphaSynth.Bank.Components.Generators.Interpolation.Cosine:{var _end=generatorParams.CurrentState==AlphaSynth.Bank.Components.Generators.GeneratorState.Loop?this.LoopEndPhase-1:this.EndPhase-1;var index;var s1,s2,mu;while(start<end&&generatorParams.Phase<_end){index=generatorParams.Phase|0;s1=this.Samples.get_Item(index);s2=this.Samples.get_Item(index+1);mu=(1-Math.cos((generatorParams.Phase-index)*3.14159265358979))*0.5;blockBuffer[start++]=s1*(1-mu)+s2*mu;generatorParams.Phase+=increment}while(start<end){index=generatorParams.Phase|0;s1=this.Samples.get_Item(index);if(generatorParams.CurrentState==AlphaSynth.Bank.Components.Generators.GeneratorState.Loop)s2=this.Samples.get_Item(generatorParams.CurrentStart|0);else s2=s1;mu=(1-Math.cos((generatorParams.Phase-index)*3.14159265358979))*0.5;blockBuffer[start++]=s1*(1-mu)+s2*mu;generatorParams.Phase+=increment}}break;case AlphaSynth.Bank.Components.Generators.Interpolation.CubicSpline:{var _end=generatorParams.CurrentState==AlphaSynth.Bank.Components.Generators.GeneratorState.Loop?this.LoopStartPhase+1:this.StartPhase+1;var index;var s0,s1,s2,s3,mu;while(start<end&&generatorParams.Phase<_end){index=generatorParams.Phase|0;if(generatorParams.CurrentState==AlphaSynth.Bank.Components.Generators.GeneratorState.Loop)s0=this.Samples.get_Item(generatorParams.CurrentEnd|0-1);else s0=this.Samples.get_Item(index);s1=this.Samples.get_Item(index);s2=this.Samples.get_Item(index+1);s3=this.Samples.get_Item(index+2);mu=(generatorParams.Phase-index);blockBuffer[start++]=((-0.5*s0+1.5*s1-1.5*s2+0.5*s3)*mu*mu*mu+(s0-2.5*s1+2*s2-0.5*s3)*mu*mu+(-0.5*s0+0.5*s2)*mu+(s1));generatorParams.Phase+=increment}_end=generatorParams.CurrentState==AlphaSynth.Bank.Components.Generators.GeneratorState.Loop?this.LoopEndPhase-2:this.EndPhase-2;while(start<end&&generatorParams.Phase<_end){index=generatorParams.Phase|0;s0=this.Samples.get_Item(index-1);s1=this.Samples.get_Item(index);s2=this.Samples.get_Item(index+1);s3=this.Samples.get_Item(index+2);mu=(generatorParams.Phase-index);blockBuffer[start++]=((-0.5*s0+1.5*s1-1.5*s2+0.5*s3)*mu*mu*mu+(s0-2.5*s1+2*s2-0.5*s3)*mu*mu+(-0.5*s0+0.5*s2)*mu+(s1));generatorParams.Phase+=increment}_end+=1;while(start<end){index=generatorParams.Phase|0;s0=this.Samples.get_Item(index-1);s1=this.Samples.get_Item(index);if(generatorParams.Phase<_end){s2=this.Samples.get_Item(index+1);if(generatorParams.CurrentState==AlphaSynth.Bank.Components.Generators.GeneratorState.Loop)s3=this.Samples.get_Item(generatorParams.CurrentStart|0);else s3=s2}else{if(generatorParams.CurrentState==AlphaSynth.Bank.Components.Generators.GeneratorState.Loop){s2=this.Samples.get_Item(generatorParams.CurrentStart|0);s3=this.Samples.get_Item(generatorParams.CurrentStart|0+1)}else{s2=s1;s3=s1}}mu=(generatorParams.Phase-index);blockBuffer[start++]=((-0.5*s0+1.5*s1-1.5*s2+0.5*s3)*mu*mu*mu+(s0-2.5*s1+2*s2-0.5*s3)*mu*mu+(-0.5*s0+0.5*s2)*mu+(s1));generatorParams.Phase+=increment}}break;default:{while(start<end){blockBuffer[start++]=this.Samples.get_Item(generatorParams.Phase|0);generatorParams.Phase+=increment}}break}}};$Inherit(AlphaSynth.Bank.Components.Generators.SampleGenerator,AlphaSynth.Bank.Components.Generators.Generator);AlphaSynth.Bank.Components.Generators.GeneratorParameters=function(){this.Phase=0;this.CurrentStart=0;this.CurrentEnd=0;this.CurrentState=AlphaSynth.Bank.Components.Generators.GeneratorState.PreLoop;this.Phase=0;this.CurrentStart=0;this.CurrentEnd=0;this.CurrentState=AlphaSynth.Bank.Components.Generators.GeneratorState.PreLoop};AlphaSynth.Bank.Components.Generators.GeneratorParameters.prototype={QuickSetup:function(generator){this.CurrentStart=generator.StartPhase;this.Phase=this.CurrentStart+generator.Offset;switch(generator.LoopMode){case AlphaSynth.Bank.Components.Generators.LoopMode.Continuous:case AlphaSynth.Bank.Components.Generators.LoopMode.LoopUntilNoteOff:if(this.Phase>=generator.EndPhase){this.CurrentState=AlphaSynth.Bank.Components.Generators.GeneratorState.Finished}else if(this.Phase>=generator.LoopEndPhase){this.CurrentState=AlphaSynth.Bank.Components.Generators.GeneratorState.PostLoop;this.CurrentEnd=generator.EndPhase}else if(this.Phase>=generator.LoopStartPhase){this.CurrentState=AlphaSynth.Bank.Components.Generators.GeneratorState.Loop;this.CurrentEnd=generator.LoopEndPhase;this.CurrentStart=generator.LoopStartPhase}else{this.CurrentState=AlphaSynth.Bank.Components.Generators.GeneratorState.PreLoop;this.CurrentEnd=generator.LoopStartPhase}break;default:this.CurrentEnd=generator.EndPhase;if(this.Phase>=this.CurrentEnd)this.CurrentState=AlphaSynth.Bank.Components.Generators.GeneratorState.Finished;else this.CurrentState=AlphaSynth.Bank.Components.Generators.GeneratorState.PostLoop;break}}};AlphaSynth.Bank.Components.Generators.LoopMode={NoLoop:0,OneShot:1,Continuous:2,LoopUntilNoteOff:3};AlphaSynth.Bank.Components.Generators.GeneratorState={PreLoop:0,Loop:1,PostLoop:2,Finished:3};AlphaSynth.Bank.Components.Generators.DefaultGenerators=function(){};$StaticConstructor(function(){AlphaSynth.Bank.Components.Generators.DefaultGenerators.DefaultSine=new AlphaSynth.Bank.Components.Generators.SineGenerator(new AlphaSynth.Bank.Descriptors.GeneratorDescriptor());AlphaSynth.Bank.Components.Generators.DefaultGenerators.DefaultSaw=new AlphaSynth.Bank.Components.Generators.SawGenerator(new AlphaSynth.Bank.Descriptors.GeneratorDescriptor());AlphaSynth.Bank.Components.Generators.DefaultGenerators.DefaultSquare=new AlphaSynth.Bank.Components.Generators.SquareGenerator(new AlphaSynth.Bank.Descriptors.GeneratorDescriptor());AlphaSynth.Bank.Components.Generators.DefaultGenerators.DefaultTriangle=new AlphaSynth.Bank.Components.Generators.TriangleGenerator(new AlphaSynth.Bank.Descriptors.GeneratorDescriptor())});AlphaSynth.Bank.Components.LfoState={Delay:0,Sustain:1};AlphaSynth.Bank.Components.Lfo=function(){this._phase=0;this._increment=0;this._delayTime=0;this._generator=null;this.Frequency=0;this.CurrentState=AlphaSynth.Bank.Components.LfoState.Delay;this.Value=0;this.Depth=0;this.CurrentState=AlphaSynth.Bank.Components.LfoState.Delay;this._generator=AlphaSynth.Bank.Components.Generators.DefaultGenerators.DefaultSine;this._delayTime=0;this._increment=0;this._phase=0;this.Frequency=0;this.CurrentState=AlphaSynth.Bank.Components.LfoState.Delay;this.Value=0;this.Depth=0};AlphaSynth.Bank.Components.Lfo.prototype={QuickSetup:function(sampleRate,lfoInfo){this._generator=lfoInfo.Generator;this._delayTime=((sampleRate*lfoInfo.DelayTime))|0;this.Frequency=lfoInfo.Frequency;this._increment=this._generator.Period*this.Frequency/sampleRate;this.Depth=lfoInfo.Depth;this.Reset()},Increment:function(amount){if(this.CurrentState==AlphaSynth.Bank.Components.LfoState.Delay){this._phase-=amount;if(this._phase<=0){this._phase=this._generator.LoopStartPhase+this._increment*-this._phase;this.Value=this._generator.GetValue(this._phase);this.CurrentState=AlphaSynth.Bank.Components.LfoState.Sustain}}else{this._phase+=this._increment*amount;if(this._phase>=this._generator.LoopEndPhase)this._phase=this._generator.LoopStartPhase+(this._phase-this._generator.LoopEndPhase)%(this._generator.LoopEndPhase-this._generator.LoopStartPhase);this.Value=this._generator.GetValue(this._phase)}},Reset:function(){this.Value=0;if(this._delayTime>0){this._phase=this._delayTime;this.CurrentState=AlphaSynth.Bank.Components.LfoState.Delay}else{this._phase=0;this.CurrentState=AlphaSynth.Bank.Components.LfoState.Sustain}}};AlphaSynth.Bank.Components.FilterType={None:0,BiquadLowpass:1,BiquadHighpass:2,OnePoleLowpass:3};AlphaSynth.Bank.Components.Filter=function(){this._a1=0;this._a2=0;this._b1=0;this._b2=0;this._m1=0;this._m2=0;this._m3=0;this._cutOff=0;this._resonance=0;this.FilterMethod=AlphaSynth.Bank.Components.FilterType.None;this.CoeffNeedsUpdating=false;this._a1=0;this._a2=0;this._b1=0;this._b2=0;this._m1=0;this._m2=0;this._m3=0;this.FilterMethod=AlphaSynth.Bank.Components.FilterType.None;this.set_CutOff(0);this.set_Resonance(0)};AlphaSynth.Bank.Components.Filter.prototype={get_CutOff:function(){return this._cutOff},set_CutOff:function(value){this._cutOff=value;this.CoeffNeedsUpdating=true},get_Resonance:function(){return this._resonance},set_Resonance:function(value){this._resonance=value;this.CoeffNeedsUpdating=true},get_Enabled:function(){return this.FilterMethod!=AlphaSynth.Bank.Components.FilterType.None},Disable:function(){this.FilterMethod=AlphaSynth.Bank.Components.FilterType.None},QuickSetup:function(sampleRate,note,velocity,filterInfo){this.CoeffNeedsUpdating=false;this.set_CutOff(filterInfo.CutOff);this.set_Resonance(filterInfo.Resonance);this.FilterMethod=filterInfo.FilterMethod;this._a1=0;this._a2=0;this._b1=0;this._b2=0;this._m1=0;this._m2=0;this._m3=0;if(this.get_CutOff()<=0||this.get_Resonance()<=0){this.FilterMethod=AlphaSynth.Bank.Components.FilterType.None}if(this.FilterMethod!=AlphaSynth.Bank.Components.FilterType.None){this.set_CutOff(this.get_CutOff()*AlphaSynth.Synthesis.SynthHelper.CentsToPitch((note-filterInfo.RootKey)*filterInfo.KeyTrack+((velocity*filterInfo.VelTrack))|0));this.UpdateCoefficients(sampleRate)}},ApplyFilter:function(sample){switch(this.FilterMethod){case AlphaSynth.Bank.Components.FilterType.BiquadHighpass:case AlphaSynth.Bank.Components.FilterType.BiquadLowpass:this._m3=sample-this._a1*this._m1-this._a2*this._m2;sample=this._b2*(this._m3+this._m2)+this._b1*this._m1;this._m2=this._m1;this._m1=this._m3;return sample;case AlphaSynth.Bank.Components.FilterType.OnePoleLowpass:this._m1+=this._a1*(sample-this._m1);return this._m1;default:return 0}},ApplyFilter:function(data){switch(this.FilterMethod){case AlphaSynth.Bank.Components.FilterType.BiquadHighpass:case AlphaSynth.Bank.Components.FilterType.BiquadLowpass:for(var x=0;x<data.length;x++){this._m3=data[x]-this._a1*this._m1-this._a2*this._m2;data[x]=this._b2*(this._m3+this._m2)+this._b1*this._m1;this._m2=this._m1;this._m1=this._m3}break;case AlphaSynth.Bank.Components.FilterType.OnePoleLowpass:for(var x=0;x<data.length;x++){this._m1+=this._a1*(data[x]-this._m1);data[x]=this._m1}break}},ApplyFilterInterp:function(data,sampleRate){var ic=this.GenerateFilterCoeff(this.get_CutOff()/sampleRate,this.get_Resonance());var a1_inc=(ic[0]-this._a1)/data.length;var a2_inc=(ic[1]-this._a2)/data.length;var b1_inc=(ic[2]-this._b1)/data.length;var b2_inc=(ic[3]-this._b2)/data.length;switch(this.FilterMethod){case AlphaSynth.Bank.Components.FilterType.BiquadHighpass:case AlphaSynth.Bank.Components.FilterType.BiquadLowpass:for(var x=0;x<data.length;x++){this._a1+=a1_inc;this._a2+=a2_inc;this._b1+=b1_inc;this._b2+=b2_inc;this._m3=data[x]-this._a1*this._m1-this._a2*this._m2;data[x]=this._b2*(this._m3+this._m2)+this._b1*this._m1;this._m2=this._m1;this._m1=this._m3}this._a1=ic[0];this._a2=ic[1];this._b1=ic[2];this._b2=ic[3];break;case AlphaSynth.Bank.Components.FilterType.OnePoleLowpass:for(var x=0;x<data.length;x++){this._a1+=a1_inc;this._m1+=this._a1*(data[x]-this._m1);data[x]=this._m1}this._a1=ic[0];break}this.CoeffNeedsUpdating=false},UpdateCoefficients:function(sampleRate){var coeff=this.GenerateFilterCoeff(this.get_CutOff()/sampleRate,this.get_Resonance());this._a1=coeff[0];this._a2=coeff[1];this._b1=coeff[2];this._b2=coeff[3];this.CoeffNeedsUpdating=false},GenerateFilterCoeff:function(fc,q){fc=AlphaSynth.Synthesis.SynthHelper.ClampD(fc,1E-38,0.49);var coeff=new Float32Array(4);switch(this.FilterMethod){case AlphaSynth.Bank.Components.FilterType.BiquadLowpass:{var w0=6.28318530717958*fc;var cosw0=Math.cos(w0);var alpha=Math.sin(w0)/(2*q);var a0inv=1/(1+alpha);coeff[0]=(-2*cosw0*a0inv);coeff[1]=((1-alpha)*a0inv);coeff[2]=((1-cosw0)*a0inv*(1/Math.sqrt(q)));coeff[3]=this._b1*0.5}break;case AlphaSynth.Bank.Components.FilterType.BiquadHighpass:{var w0=6.28318530717958*fc;var cosw0=Math.cos(w0);var alpha=Math.sin(w0)/(2*q);var a0inv=1/(1+alpha);var qinv=1/Math.sqrt(q);coeff[0]=(-2*cosw0*a0inv);coeff[1]=((1-alpha)*a0inv);coeff[2]=((-1-cosw0)*a0inv*qinv);coeff[3]=((1+cosw0)*a0inv*qinv*0.5)}break;case AlphaSynth.Bank.Components.FilterType.OnePoleLowpass:coeff[0]=1-Math.Exp(-6.28318530717959*fc);break}return coeff}};AlphaSynth.Bank.Components.EnvelopeState={Delay:0,Attack:1,Hold:2,Decay:3,Sustain:4,Release:5,None:6};AlphaSynth.Bank.Components.Envelope=function(){this._stages=null;this._index=0;this._stage=null;this.Value=0;this.CurrentStage=AlphaSynth.Bank.Components.EnvelopeState.Delay;this.Depth=0;this.Value=0;this.Depth=0;this._stages=new Array(7);for(var x=0;x<this._stages.length;x++){this._stages[x]=new AlphaSynth.Bank.Components.EnvelopeStage();this._stages[x].Graph=AlphaSynth.Util.Tables.EnvelopeTables(0)}this._stages[3].Reverse=true;this._stages[5].Reverse=true;this._stages[6].Time=100000000;this.CurrentStage=AlphaSynth.Bank.Components.EnvelopeState.Delay;this._stage=this._stages[this.CurrentStage]};AlphaSynth.Bank.Components.Envelope.prototype={QuickSetupSf2:function(sampleRate,note,keyNumToHold,keyNumToDecay,isVolumeEnvelope,envelopeInfo){this.Depth=envelopeInfo.Depth;this._stages[0].Offset=0;this._stages[0].Scale=0;this._stages[0].Time=Math.max(0,((sampleRate*(envelopeInfo.DelayTime)))|0);this._stages[1].Offset=envelopeInfo.StartLevel;this._stages[1].Scale=envelopeInfo.PeakLevel-envelopeInfo.StartLevel;this._stages[1].Time=Math.max(0,((sampleRate*(envelopeInfo.AttackTime)))|0);this._stages[1].Graph=AlphaSynth.Util.Tables.EnvelopeTables(envelopeInfo.AttackGraph);this._stages[2].Offset=0;this._stages[2].Scale=envelopeInfo.PeakLevel;this._stages[2].Time=(Math.max(0,sampleRate*(envelopeInfo.HoldTime)*Math.pow(2,((60-note)*keyNumToHold)/1200)))|0;this._stages[3].Offset=envelopeInfo.SustainLevel;this._stages[3].Scale=envelopeInfo.PeakLevel-envelopeInfo.SustainLevel;if(envelopeInfo.SustainLevel==envelopeInfo.PeakLevel)this._stages[3].Time=0;else this._stages[3].Time=Math.max(0,((sampleRate*(envelopeInfo.DecayTime)*Math.pow(2,((60-note)*keyNumToDecay)/1200)))|0);this._stages[3].Graph=AlphaSynth.Util.Tables.EnvelopeTables(envelopeInfo.DecayGraph);this._stages[4].Offset=0;this._stages[4].Scale=envelopeInfo.SustainLevel;this._stages[4].Time=((sampleRate*envelopeInfo.SustainTime))|0;this._stages[5].Scale=this._stages[3].Time==0&&this._stages[4].Time==0?envelopeInfo.PeakLevel:this._stages[4].Scale;if(isVolumeEnvelope){this._stages[5].Offset=-100;this._stages[5].Scale+=100;this._stages[6].Scale=-100}else{this._stages[5].Offset=0;this._stages[6].Scale=0}this._stages[5].Time=Math.max(0,((sampleRate*(envelopeInfo.ReleaseTime)))|0);this._stages[5].Graph=AlphaSynth.Util.Tables.EnvelopeTables(envelopeInfo.ReleaseGraph);this._index=0;this.Value=0;this.CurrentStage=AlphaSynth.Bank.Components.EnvelopeState.Delay;while(this._stages[this.CurrentStage].Time==0){this.CurrentStage++}this._stage=this._stages[this.CurrentStage]},Increment:function(samples){do{var neededSamples=this._stage.Time-this._index;if(neededSamples>samples){this._index+=samples;samples=0}else{this._index=0;if(this.CurrentStage!=AlphaSynth.Bank.Components.EnvelopeState.None){do{this._stage=this._stages[++this.CurrentStage]}while(this._stage.Time==0)}samples-=neededSamples}}while(samples>0)var i=((this._stage.Graph.length*(this._index/this._stage.Time)))|0;if(this._stage.Reverse)this.Value=(1-this._stage.Graph[i])*this._stage.Scale+this._stage.Offset;else this.Value=this._stage.Graph[i]*this._stage.Scale+this._stage.Offset},Release:function(lowerLimit){if(this.Value<=lowerLimit){this._index=0;this.CurrentStage=AlphaSynth.Bank.Components.EnvelopeState.None;this._stage=this._stages[this.CurrentStage]}else if(this.CurrentStage<AlphaSynth.Bank.Components.EnvelopeState.Release){this._index=0;this.CurrentStage=AlphaSynth.Bank.Components.EnvelopeState.Release;this._stage=this._stages[this.CurrentStage];this._stage.Scale=this.Value}},ReleaseSf2VolumeEnvelope:function(){if(this.Value<=-100){this._index=0;this.CurrentStage=AlphaSynth.Bank.Components.EnvelopeState.None;this._stage=this._stages[this.CurrentStage]}else if(this.CurrentStage<AlphaSynth.Bank.Components.EnvelopeState.Release){this._index=0;this.CurrentStage=AlphaSynth.Bank.Components.EnvelopeState.Release;this._stage=this._stages[this.CurrentStage];this._stage.Offset=-100;this._stage.Scale=100+this.Value}}};AlphaSynth.Bank.Components.EnvelopeStage=function(){this.Time=0;this.Graph=null;this.Scale=0;this.Offset=0;this.Reverse=false;this.Time=0;this.Graph=null;this.Scale=0;this.Offset=0;this.Reverse=false};AlphaSynth.Bank.Components.PanFormulaEnum={Neg3dBCenter:0,Neg6dBCenter:1,ZeroCenter:2};AlphaSynth.Bank.Components.PanComponent=function(){this.Left=0;this.Right=0};AlphaSynth.Bank.Components.PanComponent.prototype={SetValue:function(value,formula){value=AlphaSynth.Synthesis.SynthHelper.ClampF(value,-1,1);var dvalue;switch(formula){case AlphaSynth.Bank.Components.PanFormulaEnum.Neg3dBCenter:dvalue=1.5707963267949*(value+1)/2;this.Left=Math.cos(dvalue);this.Right=Math.sin(dvalue);break;case AlphaSynth.Bank.Components.PanFormulaEnum.Neg6dBCenter:this.Left=(0.5+value*-0.5);this.Right=(0.5+value*0.5);break;case AlphaSynth.Bank.Components.PanFormulaEnum.ZeroCenter:dvalue=1.5707963267949*(value+1)/2;this.Left=(Math.cos(dvalue)/0.707106781186);this.Right=(Math.sin(dvalue)/0.707106781186);break;default:throw $CreateException(new System.Exception.ctor$$String("Invalid pan law selected."),new Error());}}};AlphaSynth.Bank.Descriptors=AlphaSynth.Bank.Descriptors||{};AlphaSynth.Bank.Descriptors.LfoDescriptor=function(){this.DelayTime=0;this.Frequency=0;this.Depth=0;this.Generator=null;this.DelayTime=0;this.Frequency=8;this.Depth=1;this.Generator=AlphaSynth.Bank.Components.Generators.DefaultGenerators.DefaultSine};AlphaSynth.Bank.Descriptors.Waveform={Sine:0,Square:1,Saw:2,Triangle:3,SampleData:4,WhiteNoise:5};AlphaSynth.Bank.Descriptors.GeneratorDescriptor=function(){this.LoopMethod=AlphaSynth.Bank.Components.Generators.LoopMode.NoLoop;this.SamplerType=AlphaSynth.Bank.Descriptors.Waveform.Sine;this.AssetName=null;this.EndPhase=0;this.StartPhase=0;this.LoopEndPhase=0;this.LoopStartPhase=0;this.Offset=0;this.Period=0;this.RootKey=0;this.KeyTrack=0;this.VelTrack=0;this.Tune=0;this.LoopMethod=AlphaSynth.Bank.Components.Generators.LoopMode.NoLoop;this.SamplerType=AlphaSynth.Bank.Descriptors.Waveform.Sine;this.AssetName="null";this.EndPhase=-1;this.StartPhase=-1;this.LoopEndPhase=-1;this.LoopStartPhase=-1;this.Offset=0;this.Period=-1;this.RootKey=-1;this.KeyTrack=100;this.VelTrack=0;this.Tune=0};AlphaSynth.Bank.Descriptors.FilterDescriptor=function(){this.FilterMethod=AlphaSynth.Bank.Components.FilterType.None;this.CutOff=0;this.Resonance=0;this.RootKey=0;this.KeyTrack=0;this.VelTrack=0;this.FilterMethod=AlphaSynth.Bank.Components.FilterType.None;this.CutOff=-1;this.Resonance=1;this.RootKey=60;this.KeyTrack=0;this.VelTrack=0};AlphaSynth.Bank.Descriptors.EnvelopeDescriptor=function(){this.DelayTime=0;this.AttackTime=0;this.AttackGraph=0;this.HoldTime=0;this.DecayTime=0;this.DecayGraph=0;this.SustainTime=0;this.ReleaseTime=0;this.ReleaseGraph=0;this.SustainLevel=0;this.PeakLevel=0;this.StartLevel=0;this.Depth=0;this.Vel2Delay=0;this.Vel2Attack=0;this.Vel2Hold=0;this.Vel2Decay=0;this.Vel2Sustain=0;this.Vel2Release=0;this.Vel2Depth=0;this.DelayTime=0;this.AttackTime=0;this.AttackGraph=1;this.HoldTime=0;this.DecayTime=0;this.DecayGraph=1;this.SustainTime=3600;this.ReleaseTime=0;this.ReleaseGraph=1;this.SustainLevel=0;this.PeakLevel=1;this.StartLevel=0;this.Depth=1;this.Vel2Delay=0;this.Vel2Attack=0;this.Vel2Hold=0;this.Vel2Decay=0;this.Vel2Sustain=0;this.Vel2Release=0;this.Vel2Depth=0};AlphaSynth.Bank.Patch=AlphaSynth.Bank.Patch||{};AlphaSynth.Bank.Patch.Patch=function(name){this.ExclusiveGroupTarget=0;this.ExclusiveGroup=0;this.Name=null;this.Name=name;this.ExclusiveGroup=0;this.ExclusiveGroupTarget=0};AlphaSynth.Bank.Patch.Sf2Patch=function(name){this.iniFilterFc=0;this.filterQ=0;this.initialAttn=0;this.keyOverride=0;this.velOverride=0;this.keynumToModEnvHold=0;this.keynumToModEnvDecay=0;this.keynumToVolEnvHold=0;this.keynumToVolEnvDecay=0;this.pan=null;this.modLfoToPitch=0;this.vibLfoToPitch=0;this.modEnvToPitch=0;this.modLfoToFilterFc=0;this.modEnvToFilterFc=0;this.modLfoToVolume=0;this.gen=null;this.mod_env=null;this.vel_env=null;this.mod_lfo=null;this.vib_lfo=null;this.fltr=null;AlphaSynth.Bank.Patch.Patch.call(this,name)};AlphaSynth.Bank.Patch.Sf2Patch.prototype={Start:function(voiceparams){var note=this.keyOverride>-1?this.keyOverride:voiceparams.Note;var vel=this.velOverride>-1?this.velOverride:voiceparams.Velocity;voiceparams.GeneratorParams[0].QuickSetup(this.gen);voiceparams.Envelopes[0].QuickSetupSf2(voiceparams.SynthParams.Synth.SampleRate,note,this.keynumToModEnvHold,this.keynumToModEnvDecay,false,this.mod_env);voiceparams.Envelopes[1].QuickSetupSf2(voiceparams.SynthParams.Synth.SampleRate,note,this.keynumToVolEnvHold,this.keynumToVolEnvDecay,true,this.vel_env);voiceparams.Filters[0].Disable();voiceparams.Lfos[0].QuickSetup(voiceparams.SynthParams.Synth.SampleRate,this.mod_lfo);voiceparams.Lfos[1].QuickSetup(voiceparams.SynthParams.Synth.SampleRate,this.vib_lfo);voiceparams.PitchOffset=(note-this.gen.RootKey)*this.gen.KeyTrack+this.gen.Tune;voiceparams.PitchOffset+=((100*(voiceparams.SynthParams.MasterCoarseTune+(voiceparams.SynthParams.MasterFineTune.get_Combined()-8192)/8192)))|0;voiceparams.VolOffset=this.initialAttn;voiceparams.VolOffset-=96*AlphaSynth.Bank.Patch.Sf2Patch.CalculateModulator(AlphaSynth.Sf2.SourceTypeEnum.Concave,AlphaSynth.Sf2.TransformEnum.Linear,AlphaSynth.Sf2.DirectionEnum.MaxToMin,AlphaSynth.Sf2.PolarityEnum.Unipolar,voiceparams.Velocity,0,127);voiceparams.VolOffset-=96*AlphaSynth.Bank.Patch.Sf2Patch.CalculateModulator(AlphaSynth.Sf2.SourceTypeEnum.Concave,AlphaSynth.Sf2.TransformEnum.Linear,AlphaSynth.Sf2.DirectionEnum.MaxToMin,AlphaSynth.Sf2.PolarityEnum.Unipolar,voiceparams.SynthParams.Volume.get_Coarse(),0,127);return voiceparams.GeneratorParams[0].CurrentState!=AlphaSynth.Bank.Components.Generators.GeneratorState.Finished&&voiceparams.Envelopes[1].CurrentStage!=AlphaSynth.Bank.Components.EnvelopeState.None},Stop:function(voiceparams){this.gen.Release(voiceparams.GeneratorParams[0]);if(this.gen.LoopMode!=AlphaSynth.Bank.Components.Generators.LoopMode.OneShot){voiceparams.Envelopes[0].Release(1E-38);voiceparams.Envelopes[1].ReleaseSf2VolumeEnvelope()}},Process:function(voiceparams,startIndex,endIndex){var basePitch=AlphaSynth.Synthesis.SynthHelper.CentsToPitch(voiceparams.PitchOffset+voiceparams.SynthParams.CurrentPitch)*this.gen.Frequency/voiceparams.SynthParams.Synth.SampleRate;var baseVolume=voiceparams.SynthParams.Synth.get_MasterVolume()*voiceparams.SynthParams.CurrentVolume*voiceparams.SynthParams.Synth.get_MixGain();for(var x=startIndex;x<endIndex;x+=64*voiceparams.SynthParams.Synth.AudioChannels){voiceparams.Envelopes[0].Increment(64);voiceparams.Envelopes[1].Increment(64);voiceparams.Lfos[0].Increment(64);voiceparams.Lfos[1].Increment(64);this.gen.GetValues(voiceparams.GeneratorParams[0],voiceparams.BlockBuffer,basePitch*AlphaSynth.Synthesis.SynthHelper.CentsToPitch(((voiceparams.Envelopes[0].Value*this.modEnvToPitch+voiceparams.Lfos[0].Value*this.modLfoToPitch+voiceparams.Lfos[1].Value*this.vibLfoToPitch))|0));if(voiceparams.Filters[0].get_Enabled()){var centsFc=voiceparams.PData[0].getInt32(0,true)+voiceparams.Lfos[0].Value*this.modLfoToFilterFc+voiceparams.Envelopes[0].Value*this.modEnvToFilterFc;if(centsFc>13500)centsFc=13500;voiceparams.Filters[0].set_CutOff(AlphaSynth.Synthesis.SynthHelper.KeyToFrequency(centsFc/100,69));if(voiceparams.Filters[0].CoeffNeedsUpdating)voiceparams.Filters[0].ApplyFilterInterp(voiceparams.BlockBuffer,voiceparams.SynthParams.Synth.SampleRate);else voiceparams.Filters[0].ApplyFilter(voiceparams.BlockBuffer)}var volume=AlphaSynth.Synthesis.SynthHelper.DBtoLinear(voiceparams.VolOffset+voiceparams.Envelopes[1].Value+voiceparams.Lfos[0].Value*this.modLfoToVolume)*baseVolume;if(voiceparams.SynthParams.Synth.AudioChannels==2)voiceparams.MixMonoToStereoInterp(x,volume*this.pan.Left*voiceparams.SynthParams.CurrentPan.Left,volume*this.pan.Right*voiceparams.SynthParams.CurrentPan.Right);else voiceparams.MixMonoToMonoInterp(x,volume);if((voiceparams.Envelopes[1].CurrentStage>AlphaSynth.Bank.Components.EnvelopeState.Hold&&volume<=1E-05)||voiceparams.GeneratorParams[0].CurrentState==AlphaSynth.Bank.Components.Generators.GeneratorState.Finished){voiceparams.State=AlphaSynth.Synthesis.VoiceStateEnum.Stopped;return}}},Load:function(region,assets){this.ExclusiveGroup=region.Generators[57];this.ExclusiveGroupTarget=this.ExclusiveGroup;this.iniFilterFc=region.Generators[8];this.filterQ=AlphaSynth.Synthesis.SynthHelper.DBtoLinear(region.Generators[9]/10);this.initialAttn=-region.Generators[48]/10;this.keyOverride=region.Generators[46];this.velOverride=region.Generators[47];this.keynumToModEnvHold=region.Generators[31];this.keynumToModEnvDecay=region.Generators[32];this.keynumToVolEnvHold=region.Generators[39];this.keynumToVolEnvDecay=region.Generators[40];this.pan=new AlphaSynth.Bank.Components.PanComponent();this.pan.SetValue(region.Generators[17]/500,AlphaSynth.Bank.Components.PanFormulaEnum.Neg3dBCenter);this.modLfoToPitch=region.Generators[5];this.vibLfoToPitch=region.Generators[6];this.modEnvToPitch=region.Generators[7];this.modLfoToFilterFc=region.Generators[10];this.modEnvToFilterFc=region.Generators[11];this.modLfoToVolume=region.Generators[13]/10;this.LoadGen(region,assets);this.LoadEnvelopes(region);this.LoadLfos(region);this.LoadFilter(region)},LoadGen:function(region,assets){var sda=assets.SampleAssets[region.Generators[53]];this.gen=new AlphaSynth.Bank.Components.Generators.SampleGenerator();this.gen.EndPhase=sda.End+region.Generators[1]+32768*region.Generators[12];this.gen.Frequency=sda.SampleRate;this.gen.KeyTrack=region.Generators[56];this.gen.LoopEndPhase=sda.LoopEnd+region.Generators[3]+32768*region.Generators[50];switch(region.Generators[54]&3){case 0:case 2:this.gen.LoopMode=AlphaSynth.Bank.Components.Generators.LoopMode.NoLoop;break;case 1:this.gen.LoopMode=AlphaSynth.Bank.Components.Generators.LoopMode.Continuous;break;case 3:this.gen.LoopMode=AlphaSynth.Bank.Components.Generators.LoopMode.LoopUntilNoteOff;break}this.gen.LoopStartPhase=sda.LoopStart+region.Generators[2]+32768*region.Generators[45];this.gen.Offset=0;this.gen.Period=1;if(region.Generators[58]>-1)this.gen.RootKey=region.Generators[58];else this.gen.RootKey=sda.RootKey;this.gen.StartPhase=sda.Start+region.Generators[0]+32768*region.Generators[4];this.gen.Tune=((sda.Tune+region.Generators[52]+100*region.Generators[51]))|0;this.gen.VelocityTrack=0;(this.gen).Samples=sda.SampleData},LoadEnvelopes:function(region){this.mod_env=new AlphaSynth.Bank.Descriptors.EnvelopeDescriptor();this.mod_env.AttackTime=Math.pow(2,region.Generators[26]/1200);this.mod_env.AttackGraph=3;this.mod_env.DecayTime=Math.pow(2,region.Generators[28]/1200);this.mod_env.DelayTime=Math.pow(2,region.Generators[25]/1200);this.mod_env.HoldTime=Math.pow(2,region.Generators[27]/1200);this.mod_env.PeakLevel=1;this.mod_env.ReleaseTime=Math.pow(2,region.Generators[30]/1200);this.mod_env.StartLevel=0;this.mod_env.SustainLevel=1-AlphaSynth.Synthesis.SynthHelper.ClampS(region.Generators[29],0,1000)/1000;if(this.mod_env.AttackTime<0.001)this.mod_env.AttackTime=0.001;else if(this.mod_env.AttackTime>100)this.mod_env.AttackTime=100;if(this.mod_env.DecayTime<0.001)this.mod_env.DecayTime=0;else if(this.mod_env.DecayTime>100)this.mod_env.DecayTime=100;if(this.mod_env.DelayTime<0.001)this.mod_env.DelayTime=0;else if(this.mod_env.DelayTime>20)this.mod_env.DelayTime=20;if(this.mod_env.HoldTime<0.001)this.mod_env.HoldTime=0;else if(this.mod_env.HoldTime>20)this.mod_env.HoldTime=20;if(this.mod_env.ReleaseTime<0.001)this.mod_env.ReleaseTime=0.001;else if(this.mod_env.ReleaseTime>100)this.mod_env.ReleaseTime=100;this.vel_env=new AlphaSynth.Bank.Descriptors.EnvelopeDescriptor();this.vel_env.AttackTime=Math.pow(2,region.Generators[34]/1200);this.vel_env.AttackGraph=3;this.vel_env.DecayTime=Math.pow(2,region.Generators[36]/1200);this.vel_env.DelayTime=Math.pow(2,region.Generators[33]/1200);this.vel_env.HoldTime=Math.pow(2,region.Generators[35]/1200);this.vel_env.PeakLevel=0;this.vel_env.ReleaseTime=Math.pow(2,region.Generators[38]/1200);this.vel_env.StartLevel=-100;this.vel_env.SustainLevel=AlphaSynth.Synthesis.SynthHelper.ClampS(region.Generators[37],0,1000)/-10;if(this.vel_env.AttackTime<0.001)this.vel_env.AttackTime=0.001;else if(this.vel_env.AttackTime>100)this.vel_env.AttackTime=100;if(this.vel_env.DecayTime<0.001)this.vel_env.DecayTime=0;else if(this.vel_env.DecayTime>100)this.vel_env.DecayTime=100;if(this.vel_env.DelayTime<0.001)this.vel_env.DelayTime=0;else if(this.vel_env.DelayTime>20)this.vel_env.DelayTime=20;if(this.vel_env.HoldTime<0.001)this.vel_env.HoldTime=0;else if(this.vel_env.HoldTime>20)this.vel_env.HoldTime=20;if(this.vel_env.ReleaseTime<0.001)this.vel_env.ReleaseTime=0.001;else if(this.vel_env.ReleaseTime>100)this.vel_env.ReleaseTime=100},LoadLfos:function(region){this.mod_lfo=new AlphaSynth.Bank.Descriptors.LfoDescriptor();this.mod_lfo.DelayTime=Math.pow(2,region.Generators[21]/1200);this.mod_lfo.Frequency=(Math.pow(2,region.Generators[22]/1200)*8.176);this.mod_lfo.Generator=AlphaSynth.Bank.Components.Generators.DefaultGenerators.DefaultSine;this.vib_lfo=new AlphaSynth.Bank.Descriptors.LfoDescriptor();this.vib_lfo.DelayTime=Math.pow(2,region.Generators[23]/1200);this.vib_lfo.Frequency=(Math.pow(2,region.Generators[24]/1200)*8.176);this.vib_lfo.Generator=AlphaSynth.Bank.Components.Generators.DefaultGenerators.DefaultSine},LoadFilter:function(region){this.fltr=new AlphaSynth.Bank.Descriptors.FilterDescriptor();this.fltr.FilterMethod=AlphaSynth.Bank.Components.FilterType.BiquadLowpass;this.fltr.CutOff=AlphaSynth.Synthesis.SynthHelper.KeyToFrequency(region.Generators[8]/100,69);this.fltr.Resonance=AlphaSynth.Synthesis.SynthHelper.DBtoLinear(region.Generators[9]/10)}};AlphaSynth.Bank.Patch.Sf2Patch.CalculateModulator=function(s,t,d,p,value,min,max){var output=0;var i;value=value-min;max=max-min;if(d==AlphaSynth.Sf2.DirectionEnum.MaxToMin)value=max-value;switch(s){case AlphaSynth.Sf2.SourceTypeEnum.Linear:output=(value/max)|0;break;case AlphaSynth.Sf2.SourceTypeEnum.Concave:i=127-value;output=-0.208333333333333*(Math.log((i*i)/(max*max))/Math.LN10);break;case AlphaSynth.Sf2.SourceTypeEnum.Convex:i=value;output=1+(0.208333333333333)*(Math.log((i*i)/(max*max))/Math.LN10);break;case AlphaSynth.Sf2.SourceTypeEnum.Switch:if(value<=((max/2)|0))output=0;else output=1;break}if(p==AlphaSynth.Sf2.PolarityEnum.Bipolar)output=(output*2)-1;if(t==AlphaSynth.Sf2.TransformEnum.AbsoluteValue)output=Math.abs(output);return output};$Inherit(AlphaSynth.Bank.Patch.Sf2Patch,AlphaSynth.Bank.Patch.Patch);AlphaSynth.Bank.Patch.MultiPatch=function(name){this._intervalType=AlphaSynth.Bank.Patch.IntervalType.ChannelKeyVelocity;this._intervalList=null;AlphaSynth.Bank.Patch.Patch.call(this,name);this._intervalType=AlphaSynth.Bank.Patch.IntervalType.ChannelKeyVelocity};AlphaSynth.Bank.Patch.MultiPatch.prototype={FindPatches:function(channel,key,velocity,layers){var count=0;switch(this._intervalType){case AlphaSynth.Bank.Patch.IntervalType.ChannelKeyVelocity:for(var x=0;x<this._intervalList.length;x++){if(this._intervalList[x].CheckAllIntervals(channel,key,velocity)){layers[count++]=this._intervalList[x].Patch;if(count==layers.length)break}}break;case AlphaSynth.Bank.Patch.IntervalType.ChannelKey:for(var x=0;x<this._intervalList.length;x++){if(this._intervalList[x].CheckChannelAndKey(channel,key)){layers[count++]=this._intervalList[x].Patch;if(count==layers.length)break}}break;case AlphaSynth.Bank.Patch.IntervalType.KeyVelocity:for(var x=0;x<this._intervalList.length;x++){if(this._intervalList[x].CheckKeyAndVelocity(key,velocity)){layers[count++]=this._intervalList[x].Patch;if(count==layers.length)break}}break;case AlphaSynth.Bank.Patch.IntervalType.Key:for(var x=0;x<this._intervalList.length;x++){if(this._intervalList[x].CheckKey(key)){layers[count++]=this._intervalList[x].Patch;if(count==layers.length)break}}break}return count},Start:function(voiceparams){return false},Process:function(voiceparams,startIndex,endIndex){},Stop:function(voiceparams){},LoadSf2:function(regions,assets){this._intervalList=new Array(regions.length);for(var x=0;x<regions.length;x++){var loKey;var hiKey;var loVel;var hiVel;if(AlphaSynth.Platform.TypeUtils.IsLittleEndian){loKey=(regions[x].Generators[43]&255&255);hiKey=((regions[x].Generators[43]>>8)&255&255);loVel=(regions[x].Generators[44]&255&255);hiVel=((regions[x].Generators[44]>>8)&255&255)}else{hiKey=(regions[x].Generators[43]&255&255);loKey=((regions[x].Generators[43]>>8)&255&255);hiVel=(regions[x].Generators[44]&255&255);loVel=((regions[x].Generators[44]>>8)&255&255)}var sf2=new AlphaSynth.Bank.Patch.Sf2Patch(this.Name+"_"+x);sf2.Load(regions[x],assets);this._intervalList[x]=new AlphaSynth.Bank.Patch.PatchInterval(sf2,0,15,loKey,hiKey,loVel,hiVel)}this.DetermineIntervalType()},DetermineIntervalType:function(){var checkChannel=false;var checkVelocity=false;for(var x=0;x<this._intervalList.length;x++){if(this._intervalList[x].StartChannel!=0||this._intervalList[x].EndChannel!=15){checkChannel=true;if(checkChannel&&checkVelocity)break}if(this._intervalList[x].StartVelocity!=0||this._intervalList[x].EndVelocity!=127){checkVelocity=true;if(checkChannel&&checkVelocity)break}}if(checkChannel&checkVelocity)this._intervalType=AlphaSynth.Bank.Patch.IntervalType.ChannelKeyVelocity;else if(checkChannel)this._intervalType=AlphaSynth.Bank.Patch.IntervalType.ChannelKey;else if(checkVelocity)this._intervalType=AlphaSynth.Bank.Patch.IntervalType.KeyVelocity;else this._intervalType=AlphaSynth.Bank.Patch.IntervalType.Key}};$Inherit(AlphaSynth.Bank.Patch.MultiPatch,AlphaSynth.Bank.Patch.Patch);AlphaSynth.Bank.Patch.IntervalType={ChannelKeyVelocity:0,ChannelKey:1,KeyVelocity:2,Key:3};AlphaSynth.Bank.Patch.PatchInterval=function(patch,startChannel,endChannel,startKey,endKey,startVelocity,endVelocity){this.Patch=null;this.StartChannel=0;this.StartKey=0;this.StartVelocity=0;this.EndChannel=0;this.EndKey=0;this.EndVelocity=0;this.Patch=patch;this.StartChannel=startChannel;this.EndChannel=endChannel;this.StartKey=startKey;this.EndKey=endKey;this.StartVelocity=startVelocity;this.EndVelocity=endVelocity};AlphaSynth.Bank.Patch.PatchInterval.prototype={CheckAllIntervals:function(channel,key,velocity){return(channel>=this.StartChannel&&channel<=this.EndChannel)&&(key>=this.StartKey&&key<=this.EndKey)&&(velocity>=this.StartVelocity&&velocity<=this.EndVelocity)},CheckChannelAndKey:function(channel,key){return(channel>=this.StartChannel&&channel<=this.EndChannel)&&(key>=this.StartKey&&key<=this.EndKey)},CheckKeyAndVelocity:function(key,velocity){return(key>=this.StartKey&&key<=this.EndKey)&&(velocity>=this.StartVelocity&&velocity<=this.EndVelocity)},CheckKey:function(key){return(key>=this.StartKey&&key<=this.EndKey)}};AlphaSynth.Bank.SampleDataAsset=function(sample,sampleData){this.Name=null;this.Channels=0;this.SampleRate=0;this.RootKey=0;this.Tune=0;this.Start=0;this.End=0;this.LoopStart=0;this.LoopEnd=0;this.SampleData=null;this.Channels=1;this.Name=sample.Name;this.SampleRate=sample.SampleRate;this.RootKey=sample.RootKey;this.Tune=sample.Tune;this.Start=sample.Start;this.End=sample.End;this.LoopStart=sample.StartLoop;this.LoopEnd=sample.EndLoop;this.SampleData=AlphaSynth.Util.PcmData.Create(sampleData.BitsPerSample,sampleData.SampleData,true)};AlphaSynth.Bank.PatchBank=function(){this._bank=null;this._assets=null;this.Name=null;this.Comments=null;this.Reset()};AlphaSynth.Bank.PatchBank.prototype={Reset:function(){this._bank={};this._assets=new AlphaSynth.Bank.AssetManager();this.Name="";this.Comments=""},get_LoadedBanks:function(){var banks=[];for(var $i2=0,$t2=Object.keys(this._bank),$l2=$t2.length,bank=$t2[$i2];$i2<$l2;$i2++,bank=$t2[$i2]){banks.push(AlphaSynth.Platform.Std.ParseInt(bank))}return banks.slice(0)},GetBank:function(bankNumber){return this._bank.hasOwnProperty(bankNumber)?this._bank[bankNumber]:null},GetPatchByNumber:function(bankNumber,patchNumber){return this._bank.hasOwnProperty(bankNumber)?this._bank[bankNumber][patchNumber]:null},GetPatchByName:function(bankNumber,name){if(this._bank.hasOwnProperty(bankNumber)){var patches=this._bank[bankNumber];for(var $i3=0,$l3=patches.length,patch=patches[$i3];$i3<$l3;$i3++,patch=patches[$i3]){if(patch!=null&&patch.Name==name){return patch}}}return null},IsBankLoaded:function(bankNumber){return this._bank.hasOwnProperty(bankNumber)},LoadSf2:function(input){this.Reset();AlphaSynth.Util.Logger.Debug("Reading SF2");var sf=new AlphaSynth.Sf2.SoundFont();sf.Load(input);AlphaSynth.Util.Logger.Debug("Building patchbank");this.Name=sf.Info.BankName;this.Comments=sf.Info.Comments;for(var $i4=0,$t4=sf.Presets.SampleHeaders,$l4=$t4.length,sampleHeader=$t4[$i4];$i4<$l4;$i4++,sampleHeader=$t4[$i4]){this._assets.SampleAssets.push(new AlphaSynth.Bank.SampleDataAsset(sampleHeader,sf.SampleData))}var sfinsts=this.ReadSf2Instruments(sf.Presets.Instruments);for(var $i5=0,$t5=sf.Presets.PresetHeaders,$l5=$t5.length,p=$t5[$i5];$i5<$l5;$i5++,p=$t5[$i5]){var globalGens=null;var i;if(p.Zones[0].Generators.length==0||p.Zones[0].Generators[p.Zones[0].Generators.length-1].GeneratorType!=AlphaSynth.Sf2.GeneratorEnum.Instrument){globalGens=p.Zones[0].Generators;i=1}else{i=0}var regionList=[];while(i<p.Zones.length){var presetLoKey=0;var presetHiKey=127;var presetLoVel=0;var presetHiVel=127;if(p.Zones[i].Generators[0].GeneratorType==AlphaSynth.Sf2.GeneratorEnum.KeyRange){if(AlphaSynth.Platform.TypeUtils.IsLittleEndian){presetLoKey=(p.Zones[i].Generators[0].get_AmountInt16()&255&255);presetHiKey=((p.Zones[i].Generators[0].get_AmountInt16()>>8)&255&255)}else{presetHiKey=(p.Zones[i].Generators[0].get_AmountInt16()&255&255);presetLoKey=((p.Zones[i].Generators[0].get_AmountInt16()>>8)&255&255)}if(p.Zones[i].Generators.length>1&&p.Zones[i].Generators[1].GeneratorType==AlphaSynth.Sf2.GeneratorEnum.VelocityRange){if(AlphaSynth.Platform.TypeUtils.IsLittleEndian){presetLoVel=(p.Zones[i].Generators[1].get_AmountInt16()&255&255);presetHiVel=((p.Zones[i].Generators[1].get_AmountInt16()>>8)&255&255)}else{presetHiVel=(p.Zones[i].Generators[1].get_AmountInt16()&255&255);presetLoVel=((p.Zones[i].Generators[1].get_AmountInt16()>>8)&255&255)}}}else if(p.Zones[i].Generators[0].GeneratorType==AlphaSynth.Sf2.GeneratorEnum.VelocityRange){if(AlphaSynth.Platform.TypeUtils.IsLittleEndian){presetLoVel=(p.Zones[i].Generators[0].get_AmountInt16()&255&255);presetHiVel=((p.Zones[i].Generators[0].get_AmountInt16()>>8)&255&255)}else{presetHiVel=(p.Zones[i].Generators[0].get_AmountInt16()&255&255);presetLoVel=((p.Zones[i].Generators[0].get_AmountInt16()>>8)&255&255)}}if(p.Zones[i].Generators[p.Zones[i].Generators.length-1].GeneratorType==AlphaSynth.Sf2.GeneratorEnum.Instrument){var insts=sfinsts[p.Zones[i].Generators[p.Zones[i].Generators.length-1].get_AmountInt16()];for(var $i6=0,$l6=insts.length,inst=insts[$i6];$i6<$l6;$i6++,inst=insts[$i6]){var instLoKey;var instHiKey;var instLoVel;var instHiVel;if(AlphaSynth.Platform.TypeUtils.IsLittleEndian){instLoKey=(inst.Generators[43]&255&255);instHiKey=((inst.Generators[43]>>8)&255&255);instLoVel=(inst.Generators[44]&255&255);instHiVel=((inst.Generators[44]>>8)&255&255)}else{instHiKey=(inst.Generators[43]&255&255);instLoKey=((inst.Generators[43]>>8)&255&255);instHiVel=(inst.Generators[44]&255&255);instLoVel=((inst.Generators[44]>>8)&255&255)}if((instLoKey<=presetHiKey&&presetLoKey<=instHiKey)&&(instLoVel<=presetHiVel&&presetLoVel<=instHiVel)){var r=new AlphaSynth.Sf2.Sf2Region();AlphaSynth.Platform.Std.ArrayCopy(inst.Generators,0,r.Generators,0,r.Generators.length);this.ReadSf2Region(r,globalGens,p.Zones[i].Generators,true);regionList.push(r)}}}i++}var mp=new AlphaSynth.Bank.Patch.MultiPatch(p.Name);mp.LoadSf2(regionList.slice(0),this._assets);this._assets.PatchAssets.push(new AlphaSynth.Bank.PatchAsset(mp.Name,mp));this.AssignPatchToBank(mp,p.BankNumber,p.PatchNumber,p.PatchNumber)}},ReadSf2Instruments:function(instruments){var regions=new Array(instruments.length);for(var x=0;x<instruments.length;x++){var globalGens=null;var i;if(instruments[x].Zones[0].Generators.length==0||instruments[x].Zones[0].Generators[instruments[x].Zones[0].Generators.length-1].GeneratorType!=AlphaSynth.Sf2.GeneratorEnum.SampleID){globalGens=instruments[x].Zones[0].Generators;i=1}else i=0;regions[x]=new Array(instruments[x].Zones.length-i);for(var j=0;j<regions[x].length;j++){var r=new AlphaSynth.Sf2.Sf2Region();r.ApplyDefaultValues();this.ReadSf2Region(r,globalGens,instruments[x].Zones[j+i].Generators,false);regions[x][j]=r}}return regions},ReadSf2Region:function(region,globals,gens,isRelative){if(!isRelative){if(globals!=null){for(var x=0;x<globals.length;x++){region.Generators[globals[x].GeneratorType]=globals[x].get_AmountInt16()}}for(var x=0;x<gens.length;x++){region.Generators[gens[x].GeneratorType]=gens[x].get_AmountInt16()}}else{var genList=[];for(var $i7=0,$l7=gens.length,generator=gens[$i7];$i7<$l7;$i7++,generator=gens[$i7]){genList.push(generator)}if(globals!=null){for(var x=0;x<globals.length;x++){var found=false;for(var i=0;i<genList.length;i++){if(genList[i].GeneratorType==globals[x].GeneratorType){found=true;break}}if(!found){genList.push(globals[x])}}}for(var x=0;x<genList.length;x++){var value=genList[x].GeneratorType;if(value<5||value==12||value==45||value==46||value==47||value==50||value==54||value==57||value==58){continue}else if(value==43||value==44){var lo_a;var hi_a;var lo_b;var hi_b;if(AlphaSynth.Platform.TypeUtils.IsLittleEndian){lo_a=(region.Generators[value]&255&255);hi_a=((region.Generators[value]>>8)&255&255);lo_b=(genList[x].get_AmountInt16()&255&255);hi_b=((genList[x].get_AmountInt16()>>8)&255&255)}else{hi_a=(region.Generators[value]&255&255);lo_a=((region.Generators[value]>>8)&255&255);hi_b=(genList[x].get_AmountInt16()&255&255);lo_b=((genList[x].get_AmountInt16()>>8)&255&255)}lo_a=Math.max(lo_a,lo_b);hi_a=Math.min(hi_a,hi_b);if(lo_a>hi_a){throw $CreateException(new System.Exception.ctor$$String("Invalid sf2 region. The range generators do not intersect."),new Error());}if(AlphaSynth.Platform.TypeUtils.IsLittleEndian){region.Generators[value]=AlphaSynth.Platform.TypeUtils.ToInt16((lo_a|(hi_a<<8)))}else{region.Generators[value]=AlphaSynth.Platform.TypeUtils.ToInt16((lo_a<<8)|hi_a)}}else{region.Generators[value]=AlphaSynth.Platform.TypeUtils.ToInt16(region.Generators[value]+genList[x].get_AmountInt16())}}}},AssignPatchToBank:function(patch,bankNumber,startRange,endRange){if(bankNumber<0)return;if(startRange>endRange){var range=startRange;startRange=endRange;endRange=range}if(startRange<0||startRange>=128)throw $CreateException(new System.Exception.ctor$$String("startRange out of range"),new Error());if(endRange<0||endRange>=128)throw $CreateException(new System.Exception.ctor$$String("endRange out of range"),new Error());var patches;if(this._bank.hasOwnProperty(bankNumber)){patches=this._bank[bankNumber]}else{patches=new Array(128);this._bank[bankNumber]=patches}for(var x=startRange;x<=endRange;x++){patches[x]=patch}}};$StaticConstructor(function(){AlphaSynth.Bank.PatchBank.DrumBank=128;AlphaSynth.Bank.PatchBank.BankSize=128});AlphaSynth.Bank.PatchAsset=function(name,patch){this.Name=null;this.Patch=null;this.Name=name;this.Patch=patch};AlphaSynth.Ds=AlphaSynth.Ds||{};AlphaSynth.Ds.LinkedList=function(){this.First=null;this.Length=0;this.Length=0};AlphaSynth.Ds.LinkedList.prototype={AddFirst:function(value){var node=new AlphaSynth.Ds.LinkedListNode();node.Value=value;if(this.First==null){this.InsertNodeToEmptyList(node)}else{this.InsertNodeBefore(this.First,node);this.First=node}},AddLast:function(value){var node=new AlphaSynth.Ds.LinkedListNode();node.Value=value;if(this.First==null){this.InsertNodeToEmptyList(node)}else{this.InsertNodeBefore(this.First,node)}},RemoveFirst:function(){if(this.First==null)return null;var v=this.First.Value;this.Remove(this.First);return v},RemoveLast:function(){if(this.First==null)return null;var v=this.First._prev!=null?this.First._prev.Value:null;this.Remove(this.First._prev);return v},Remove:function(n){if(n._next==n){this.First=null}else{n._next._prev=n._prev;n._prev._next=n._next;if(this.First==n){this.First=n._next}}n.Invalidate();this.Length--},InsertNodeBefore:function(node,newNode){newNode._next=node;newNode._prev=node._prev;node._prev._next=newNode;node._prev=newNode;newNode._list=this;this.Length++},InsertNodeToEmptyList:function(node){node._next=node;node._prev=node;node._list=this;this.First=node;this.Length++}};AlphaSynth.Ds.LinkedListNode=function(){this._list=null;this._next=null;this._prev=null;this.Value=null};AlphaSynth.Ds.LinkedListNode.prototype={get_Next:function(){return this._next==null||this._list.First==this._next?null:this._next},get_Prev:function(){return this._prev==null||this==this._list.First?null:this._prev},Invalidate:function(){this._list=null;this._next=null;this._prev=null}};AlphaSynth.Ds.CircularSampleBuffer=function(size){this._buffer=null;this._writePosition=0;this._readPosition=0;this._sampleCount=0;this._buffer=new Float32Array(size);this._writePosition=0;this._readPosition=0;this._sampleCount=0};AlphaSynth.Ds.CircularSampleBuffer.prototype={get_Count:function(){return this._sampleCount},Clear:function(){this._readPosition=0;this._writePosition=0;this._sampleCount=0;this._buffer=new Float32Array(this._buffer.length)},Write:function(data,offset,count){var samplesWritten=0;if(count>this._buffer.length-this._sampleCount){count=this._buffer.length-this._sampleCount}var writeToEnd=Math.min(this._buffer.length-this._writePosition,count);this._buffer.set(data.subarray(offset,offset+writeToEnd),this._writePosition);this._writePosition+=writeToEnd;this._writePosition%=this._buffer.length;samplesWritten+=writeToEnd;if(samplesWritten<count){this._buffer.set(data.subarray(offset+samplesWritten,offset+samplesWritten+count-samplesWritten),this._writePosition);this._writePosition+=(count-samplesWritten);samplesWritten=count}this._sampleCount+=samplesWritten;return samplesWritten},Read:function(data,offset,count){if(count>this._sampleCount){count=this._sampleCount}var samplesRead=0;var readToEnd=Math.min(this._buffer.length-this._readPosition,count);data.set(this._buffer.subarray(this._readPosition,this._readPosition+readToEnd),offset);samplesRead+=readToEnd;this._readPosition+=readToEnd;this._readPosition%=this._buffer.length;if(samplesRead<count){data.set(this._buffer.subarray(this._readPosition,this._readPosition+count-samplesRead),offset+samplesRead);this._readPosition+=(count-samplesRead);samplesRead=count}this._sampleCount-=samplesRead;return samplesRead}};AlphaSynth.IO=AlphaSynth.IO||{};AlphaSynth.IO.ByteBuffer=function(){this._buffer=null;this._capacity=0;this._position=0;this.Length=0};AlphaSynth.IO.ByteBuffer.prototype={get_Position:function(){return this._position},set_Position:function(value){this._position=value},GetBuffer:function(){return this._buffer},Reset:function(){this.set_Position(0)},Skip:function(offset){this.set_Position(this.get_Position()+offset)},SetCapacity:function(value){if(value!=this._capacity){if(value>0){var newBuffer=new Uint8Array(value);if(this.Length>0)newBuffer.set(this._buffer.subarray(0,0+this.Length),0);this._buffer=newBuffer}else{this._buffer=null}this._capacity=value}},ReadByte:function(){var n=this.Length-this.get_Position();if(n<=0)return-1;var b=this._buffer[this.get_Position()];this.set_Position(this.get_Position()+1);return b},Read:function(buffer,offset,count){var n=this.Length-this.get_Position();if(n>count)n=count;if(n<=0)return 0;if(n<=8){var byteCount=n;while(--byteCount>=0)buffer[offset+byteCount]=this._buffer[this.get_Position()+byteCount]}else buffer.set(this._buffer.subarray(this.get_Position(),this.get_Position()+n),offset);this.set_Position(this.get_Position()+n);return n},WriteByte:function(value){var buffer=new Uint8Array(1);buffer[0]=value;this.Write(buffer,0,1)},Write:function(buffer,offset,count){var i=this.get_Position()+count;if(i>this.Length){if(i>this._capacity){this.EnsureCapacity(i)}this.Length=i}if((count<=8)&&(buffer!=this._buffer)){var byteCount=count;while(--byteCount>=0)this._buffer[this.get_Position()+byteCount]=buffer[offset+byteCount]}else this._buffer.set(buffer.subarray(offset,offset+count),this.get_Position());this.set_Position(i)},EnsureCapacity:function(value){if(value>this._capacity){var newCapacity=value;if(newCapacity<256)newCapacity=256;if(newCapacity<this._capacity*2)newCapacity=this._capacity*2;this.SetCapacity(newCapacity)}},ToArray:function(){var copy=new Uint8Array(this.Length);copy.set(this._buffer.subarray(0,0+this.Length),0);return copy}};AlphaSynth.IO.ByteBuffer.Empty=function(){return AlphaSynth.IO.ByteBuffer.WithCapactiy(0)};AlphaSynth.IO.ByteBuffer.WithCapactiy=function(capacity){var buffer=new AlphaSynth.IO.ByteBuffer();buffer._buffer=new Uint8Array(capacity);buffer._capacity=capacity;return buffer};AlphaSynth.IO.ByteBuffer.FromBuffer=function(data){var buffer=new AlphaSynth.IO.ByteBuffer();buffer._buffer=data;buffer._capacity=buffer.Length=data.length;return buffer};AlphaSynth.Midi=AlphaSynth.Midi||{};AlphaSynth.Midi.Event=AlphaSynth.Midi.Event||{};AlphaSynth.Midi.Event.MidiEvent=function(delta,status,data1,data2){this.Message=0;this.DeltaTime=0;this.DeltaTime=delta;this.Message=status|(data1<<8)|(data2<<16)};AlphaSynth.Midi.Event.MidiEvent.prototype={get_Channel:function(){return this.Message&15},get_Command:function(){return(this.Message&240)},get_Data1:function(){return(this.Message&65280)>>8},get_Data2:function(){return(this.Message&16711680)>>16}};AlphaSynth.Midi.Event.SystemCommonEvent=function(delta,status,data1,data2){AlphaSynth.Midi.Event.MidiEvent.call(this,delta,status,data1,data2)};AlphaSynth.Midi.Event.SystemCommonEvent.prototype={get_Channel:function(){return-1},get_Command:function(){return(this.Message&255)}};$Inherit(AlphaSynth.Midi.Event.SystemCommonEvent,AlphaSynth.Midi.Event.MidiEvent);AlphaSynth.Midi.Event.SystemExclusiveEvent=function(delta,status,id,data){this.Data=null;AlphaSynth.Midi.Event.SystemCommonEvent.call(this,delta,status,(id&255),(id>>8));this.Data=data};AlphaSynth.Midi.Event.SystemExclusiveEvent.prototype={get_ManufacturerId:function(){return this.Message>>8}};$Inherit(AlphaSynth.Midi.Event.SystemExclusiveEvent,AlphaSynth.Midi.Event.SystemCommonEvent);AlphaSynth.Midi.Event.SystemCommonTypeEnum={SystemExclusive:240,MtcQuarterFrame:241,SongPosition:242,SongSelect:243,TuneRequest:246,SystemExclusive2:247};AlphaSynth.Midi.Event.RealTimeTypeEnum={MidiClock:248,MidiTick:249,MidiStart:250,MidiContinue:252,MidiStop:253,ActiveSense:254,Reset:255};AlphaSynth.Midi.Event.RealTimeEvent=function(delta,status,data1,data2){AlphaSynth.Midi.Event.MidiEvent.call(this,delta,status,data1,data2)};AlphaSynth.Midi.Event.RealTimeEvent.prototype={get_Channel:function(){return-1},get_Command:function(){return(this.Message&255)}};$Inherit(AlphaSynth.Midi.Event.RealTimeEvent,AlphaSynth.Midi.Event.MidiEvent);AlphaSynth.Midi.Event.MidiEventTypeEnum={NoteOff:128,NoteOn:144,NoteAftertouch:160,Controller:176,ProgramChange:192,ChannelAftertouch:208,PitchBend:224,Meta:255};AlphaSynth.Midi.Event.ControllerTypeEnum={BankSelectCoarse:0,ModulationCoarse:1,BreathControllerCoarse:2,FootControllerCoarse:4,PortamentoTimeCoarse:5,DataEntryCoarse:6,VolumeCoarse:7,BalanceCoarse:8,PanCoarse:10,ExpressionControllerCoarse:11,EffectControl1Coarse:12,EffectControl2Coarse:13,GeneralPurposeSlider1:16,GeneralPurposeSlider2:17,GeneralPurposeSlider3:18,GeneralPurposeSlider4:19,BankSelectFine:32,ModulationFine:33,BreathControllerFine:34,FootControllerFine:36,PortamentoTimeFine:37,DataEntryFine:38,VolumeFine:39,BalanceFine:40,PanFine:42,ExpressionControllerFine:43,EffectControl1Fine:44,EffectControl2Fine:45,HoldPedal:64,Portamento:65,SostenutoPedal:66,SoftPedal:67,LegatoPedal:68,Hold2Pedal:69,SoundVariation:70,SoundTimbre:71,SoundReleaseTime:72,SoundAttackTime:73,SoundBrightness:74,SoundControl6:75,SoundControl7:76,SoundControl8:77,SoundControl9:78,SoundControl10:79,GeneralPurposeButton1:80,GeneralPurposeButton2:81,GeneralPurposeButton3:82,GeneralPurposeButton4:83,EffectsLevel:91,TremuloLevel:92,ChorusLevel:93,CelesteLevel:94,PhaseLevel:95,DataButtonIncrement:96,DataButtonDecrement:97,NonRegisteredParameterFine:98,NonRegisteredParameterCourse:99,RegisteredParameterFine:100,RegisteredParameterCourse:101,AllSoundOff:120,ResetControllers:121,LocalKeyboard:122,AllNotesOff:123,OmniModeOff:124,OmniModeOn:125,MonoMode:126,PolyMode:127};AlphaSynth.Midi.Event.MetaEvent=function(delta,status,data1,data2){AlphaSynth.Midi.Event.MidiEvent.call(this,delta,status,data1,data2)};AlphaSynth.Midi.Event.MetaEvent.prototype={get_Channel:function(){return-1},get_Command:function(){return(this.Message&255)},get_MetaStatus:function(){return this.get_Data1()}};$Inherit(AlphaSynth.Midi.Event.MetaEvent,AlphaSynth.Midi.Event.MidiEvent);AlphaSynth.Midi.Event.MetaTextEvent=function(delta,status,metaId,text){this.Text=null;AlphaSynth.Midi.Event.MetaEvent.call(this,delta,status,metaId,0);this.Text=text};$Inherit(AlphaSynth.Midi.Event.MetaTextEvent,AlphaSynth.Midi.Event.MetaEvent);AlphaSynth.Midi.Event.MetaNumberEvent=function(delta,status,metaId,number){this.Value=0;AlphaSynth.Midi.Event.MetaEvent.call(this,delta,status,metaId,0);this.Value=number};$Inherit(AlphaSynth.Midi.Event.MetaNumberEvent,AlphaSynth.Midi.Event.MetaEvent);AlphaSynth.Midi.Event.MetaEventTypeEnum={SequenceNumber:0,TextEvent:1,CopyrightNotice:2,SequenceOrTrackName:3,InstrumentName:4,LyricText:5,MarkerText:6,CuePoint:7,PatchName:8,PortName:9,MidiChannel:32,MidiPort:33,EndOfTrack:47,Tempo:81,SmpteOffset:84,TimeSignature:88,KeySignature:89,SequencerSpecific:127};AlphaSynth.Midi.Event.MetaDataEvent=function(delta,status,metaId,data){this.Data=null;AlphaSynth.Midi.Event.MetaEvent.call(this,delta,status,metaId,0);this.Data=data};$Inherit(AlphaSynth.Midi.Event.MetaDataEvent,AlphaSynth.Midi.Event.MetaEvent);AlphaSynth.Midi.MidiTrack=function(instPrograms,drumPrograms,activeChannels,midiEvents){this.Instruments=null;this.DrumInstruments=null;this.ActiveChannels=null;this.MidiEvents=null;this.NoteOnCount=0;this.EndTime=0;this.Instruments=instPrograms;this.DrumInstruments=drumPrograms;this.ActiveChannels=activeChannels;this.MidiEvents=midiEvents;this.NoteOnCount=0;this.EndTime=0};AlphaSynth.Midi.MidiHelper=function(){};$StaticConstructor(function(){AlphaSynth.Midi.MidiHelper.MicroSecondsPerMinute=60000000;AlphaSynth.Midi.MidiHelper.MinChannel=0;AlphaSynth.Midi.MidiHelper.MaxChannel=15;AlphaSynth.Midi.MidiHelper.DrumChannel=9});AlphaSynth.Midi.MidiFile=function(){this.Division=0;this.TrackFormat=AlphaSynth.Midi.MidiTrackFormat.SingleTrack;this.TimingStandard=AlphaSynth.Midi.MidiTimeFormat.TicksPerBeat;this.Tracks=null;this.Division=0;this.TrackFormat=AlphaSynth.Midi.MidiTrackFormat.SingleTrack;this.TimingStandard=AlphaSynth.Midi.MidiTimeFormat.TicksPerBeat};AlphaSynth.Midi.MidiFile.prototype={CombineTracks:function(){var finalTrack=this.MergeTracks();var absEvents=new Array(this.Tracks.length);for(var i=0;i<this.Tracks.length;i++){absEvents[i]=new Array(this.Tracks[i].MidiEvents.length);var totalDeltaTime=0;for(var j=0;j<this.Tracks[i].MidiEvents.length;j++){absEvents[i][j]=this.Tracks[i].MidiEvents[j];totalDeltaTime+=absEvents[i][j].DeltaTime;absEvents[i][j].DeltaTime=totalDeltaTime}}var eventCount=0;var delta=0;var nextdelta=2147483647;var counters=new Int32Array(absEvents.length);AlphaSynth.Platform.TypeUtils.ClearIntArray(counters);while(eventCount<finalTrack.MidiEvents.length){for(var x=0;x<absEvents.length;x++){while(counters[x]<absEvents[x].length&&absEvents[x][counters[x]].DeltaTime==delta){finalTrack.MidiEvents[eventCount]=absEvents[x][counters[x]];eventCount++;counters[x]++}if(counters[x]<absEvents[x].length&&absEvents[x][counters[x]].DeltaTime<nextdelta)nextdelta=absEvents[x][counters[x]].DeltaTime}delta=nextdelta;nextdelta=2147483647}finalTrack.EndTime=finalTrack.MidiEvents[finalTrack.MidiEvents.length-1].DeltaTime;var deltaDiff=0;for(var x=0;x<finalTrack.MidiEvents.length;x++){var oldTime=finalTrack.MidiEvents[x].DeltaTime;finalTrack.MidiEvents[x].DeltaTime-=deltaDiff;deltaDiff=oldTime}this.Tracks=[finalTrack];this.TrackFormat=AlphaSynth.Midi.MidiTrackFormat.SingleTrack},MergeTracks:function(){var eventCount=0;var notesPlayed=0;var programsUsed=[];var drumProgramsUsed=[];var channelsUsed=[];for(var x=0;x<this.Tracks.length;x++){eventCount+=this.Tracks[x].MidiEvents.length;notesPlayed+=this.Tracks[x].NoteOnCount;for(var i=0;i<this.Tracks[x].Instruments.length;i++){var p=this.Tracks[x].Instruments[i];if(Array.prototype.indexOf.call(programsUsed,p)==-1)programsUsed.push(p)}for(var i=0;i<this.Tracks[x].DrumInstruments.length;i++){var p=this.Tracks[x].DrumInstruments[i];if(Array.prototype.indexOf.call(drumProgramsUsed,p)==-1)drumProgramsUsed.push(p)}for(var i=0;i<this.Tracks[x].ActiveChannels.length;i++){var p=this.Tracks[x].ActiveChannels[i];if(Array.prototype.indexOf.call(channelsUsed,p)==-1)channelsUsed.push(p)}}var track=new AlphaSynth.Midi.MidiTrack(programsUsed.slice(0),drumProgramsUsed.slice(0),channelsUsed.slice(0),new Array(eventCount));track.NoteOnCount=notesPlayed;return track},Load:function(input){if(!this.FindHead(input,500))throw $CreateException(new System.Exception.ctor$$String("Invalid midi file : MThd chunk could not be found."),new Error());this.ReadHeader(input);for(var x=0;x<this.Tracks.length;x++){this.Tracks[x]=this.ReadTrack(input)}},FindHead:function(input,attempts){var match=0;while(attempts>0){switch(input.ReadByte()){case 77:match=1;break;case 84:match=match==1?2:0;break;case 104:match=match==2?3:0;break;case 100:if(match==3)return true;match=0;break}attempts--}return false},ReadHeader:function(input){if(AlphaSynth.Util.IOHelper.ReadInt32BE(input)!=6)throw $CreateException(new System.Exception.ctor$$String("Midi header is invalid."),new Error());this.TrackFormat=AlphaSynth.Util.IOHelper.ReadInt16BE(input);this.Tracks=new Array(AlphaSynth.Util.IOHelper.ReadInt16BE(input));var div=AlphaSynth.Util.IOHelper.ReadInt16BE(input);this.Division=div&32767;this.TimingStandard=((div&32768)>0)?AlphaSynth.Midi.MidiTimeFormat.FramesPerSecond:AlphaSynth.Midi.MidiTimeFormat.TicksPerBeat},ReadTrack:function(input){var instList=[];var drumList=[];var channelList=[];var eventList=[];var noteOnCount=0;var totalTime=0;while(AlphaSynth.Util.IOHelper.Read8BitChars(input,4)!="MTrk"){var length=AlphaSynth.Util.IOHelper.ReadInt32BE(input);while(length>0){length--;input.ReadByte()}}var endPosition=AlphaSynth.Util.IOHelper.ReadInt32BE(input)+input.get_Position();var prevStatus=0;while(input.get_Position()<endPosition){var delta=AlphaSynth.Midi.MidiFile.ReadVariableLength(input);totalTime+=delta;var status=input.ReadByte();if(status>=128&&status<=239){prevStatus=status;eventList.push(AlphaSynth.Midi.MidiFile.ReadVoiceMessage(input,delta,status,input.ReadByte()));noteOnCount=AlphaSynth.Midi.MidiFile.TrackVoiceStats(eventList[eventList.length-1],instList,drumList,channelList,noteOnCount)}else if(status>=240&&status<=247){prevStatus=0;eventList.push(AlphaSynth.Midi.MidiFile.ReadSystemCommonMessage(input,delta,status))}else if(status>=248&&status<=255){eventList.push(AlphaSynth.Midi.MidiFile.ReadRealTimeMessage(input,delta,status))}else{if(prevStatus==0){while((status&128)!=128){status=input.ReadByte()}if(status>=128&&status<=239){prevStatus=status;eventList.push(AlphaSynth.Midi.MidiFile.ReadVoiceMessage(input,delta,status,input.ReadByte()));noteOnCount=AlphaSynth.Midi.MidiFile.TrackVoiceStats(eventList[eventList.length-1],instList,drumList,channelList,noteOnCount)}else if(status>=240&&status<=247){eventList.push(AlphaSynth.Midi.MidiFile.ReadSystemCommonMessage(input,delta,status))}else if(status>=248&&status<=255){eventList.push(AlphaSynth.Midi.MidiFile.ReadRealTimeMessage(input,delta,status))}}else{eventList.push(AlphaSynth.Midi.MidiFile.ReadVoiceMessage(input,delta,prevStatus,status));noteOnCount=AlphaSynth.Midi.MidiFile.TrackVoiceStats(eventList[eventList.length-1],instList,drumList,channelList,noteOnCount)}}}if(input.get_Position()!=endPosition)throw $CreateException(new System.Exception.ctor$$String("The track length was invalid for the current MTrk chunk."),new Error());if(Array.prototype.indexOf.call(channelList,9)!=-1){if(Array.prototype.indexOf.call(drumList,0)==-1)drumList.push(0)}else{if(Array.prototype.indexOf.call(instList,0)==-1)instList.push(0)}var track=new AlphaSynth.Midi.MidiTrack(instList.slice(0),drumList.slice(0),channelList.slice(0),eventList.slice(0));track.NoteOnCount=noteOnCount;track.EndTime=totalTime;return track}};AlphaSynth.Midi.MidiFile.ReadMetaMessage=function(input,delta,status){var metaStatus=input.ReadByte();switch(metaStatus){case AlphaSynth.Midi.Event.MetaEventTypeEnum.SequenceNumber:{var count=input.ReadByte();if(count==0)return new AlphaSynth.Midi.Event.MetaNumberEvent(delta,status,metaStatus,-1);else if(count==2){return new AlphaSynth.Midi.Event.MetaNumberEvent(delta,status,metaStatus,AlphaSynth.Util.IOHelper.ReadInt16BE(input))}else throw $CreateException(new System.Exception.ctor$$String("Invalid sequence number event."),new Error());}case AlphaSynth.Midi.Event.MetaEventTypeEnum.TextEvent:return new AlphaSynth.Midi.Event.MetaTextEvent(delta,status,metaStatus,AlphaSynth.Midi.MidiFile.ReadString(input));case AlphaSynth.Midi.Event.MetaEventTypeEnum.CopyrightNotice:return new AlphaSynth.Midi.Event.MetaTextEvent(delta,status,metaStatus,AlphaSynth.Midi.MidiFile.ReadString(input));case AlphaSynth.Midi.Event.MetaEventTypeEnum.SequenceOrTrackName:return new AlphaSynth.Midi.Event.MetaTextEvent(delta,status,metaStatus,AlphaSynth.Midi.MidiFile.ReadString(input));case AlphaSynth.Midi.Event.MetaEventTypeEnum.InstrumentName:return new AlphaSynth.Midi.Event.MetaTextEvent(delta,status,metaStatus,AlphaSynth.Midi.MidiFile.ReadString(input));case AlphaSynth.Midi.Event.MetaEventTypeEnum.LyricText:return new AlphaSynth.Midi.Event.MetaTextEvent(delta,status,metaStatus,AlphaSynth.Midi.MidiFile.ReadString(input));case AlphaSynth.Midi.Event.MetaEventTypeEnum.MarkerText:return new AlphaSynth.Midi.Event.MetaTextEvent(delta,status,metaStatus,AlphaSynth.Midi.MidiFile.ReadString(input));case AlphaSynth.Midi.Event.MetaEventTypeEnum.CuePoint:return new AlphaSynth.Midi.Event.MetaTextEvent(delta,status,metaStatus,AlphaSynth.Midi.MidiFile.ReadString(input));case AlphaSynth.Midi.Event.MetaEventTypeEnum.PatchName:return new AlphaSynth.Midi.Event.MetaTextEvent(delta,status,metaStatus,AlphaSynth.Midi.MidiFile.ReadString(input));case AlphaSynth.Midi.Event.MetaEventTypeEnum.PortName:return new AlphaSynth.Midi.Event.MetaTextEvent(delta,status,metaStatus,AlphaSynth.Midi.MidiFile.ReadString(input));case AlphaSynth.Midi.Event.MetaEventTypeEnum.MidiChannel:if(input.ReadByte()!=1)throw $CreateException(new System.Exception.ctor$$String("Invalid midi channel event. Expected size of 1."),new Error());return new AlphaSynth.Midi.Event.MetaEvent(delta,status,metaStatus,input.ReadByte());case AlphaSynth.Midi.Event.MetaEventTypeEnum.MidiPort:if(input.ReadByte()!=1)throw $CreateException(new System.Exception.ctor$$String("Invalid midi port event. Expected size of 1."),new Error());return new AlphaSynth.Midi.Event.MetaEvent(delta,status,metaStatus,input.ReadByte());case AlphaSynth.Midi.Event.MetaEventTypeEnum.EndOfTrack:return new AlphaSynth.Midi.Event.MetaEvent(delta,status,metaStatus,input.ReadByte());case AlphaSynth.Midi.Event.MetaEventTypeEnum.Tempo:if(input.ReadByte()!=3)throw $CreateException(new System.Exception.ctor$$String("Invalid tempo event. Expected size of 3."),new Error());return new AlphaSynth.Midi.Event.MetaNumberEvent(delta,status,metaStatus,(input.ReadByte()<<16)|(input.ReadByte()<<8)|input.ReadByte());case AlphaSynth.Midi.Event.MetaEventTypeEnum.SmpteOffset:if(input.ReadByte()!=5)throw $CreateException(new System.Exception.ctor$$String("Invalid smpte event. Expected size of 5."),new Error());return new AlphaSynth.Midi.Event.MetaTextEvent(delta,status,metaStatus,input.ReadByte()+":"+input.ReadByte()+":"+input.ReadByte()+":"+input.ReadByte()+":"+input.ReadByte());case AlphaSynth.Midi.Event.MetaEventTypeEnum.TimeSignature:if(input.ReadByte()!=4)throw $CreateException(new System.Exception.ctor$$String("Invalid time signature event. Expected size of 4."),new Error());return new AlphaSynth.Midi.Event.MetaTextEvent(delta,status,metaStatus,input.ReadByte()+":"+input.ReadByte()+":"+input.ReadByte()+":"+input.ReadByte());case AlphaSynth.Midi.Event.MetaEventTypeEnum.KeySignature:if(input.ReadByte()!=2)throw $CreateException(new System.Exception.ctor$$String("Invalid key signature event. Expected size of 2."),new Error());return new AlphaSynth.Midi.Event.MetaTextEvent(delta,status,metaStatus,input.ReadByte()+":"+input.ReadByte());case AlphaSynth.Midi.Event.MetaEventTypeEnum.SequencerSpecific:var length=AlphaSynth.Midi.MidiFile.ReadVariableLength(input);var data=AlphaSynth.Util.IOHelper.ReadByteArray(input,length);return new AlphaSynth.Midi.Event.MetaDataEvent(delta,status,metaStatus,data)}throw $CreateException(new System.Exception.ctor$$String("Not a valid meta message Status: "+status+" Meta: "+metaStatus),new Error());};AlphaSynth.Midi.MidiFile.ReadRealTimeMessage=function(input,delta,status){switch(status){case AlphaSynth.Midi.Event.RealTimeTypeEnum.MidiClock:return new AlphaSynth.Midi.Event.RealTimeEvent(delta,status,0,0);case AlphaSynth.Midi.Event.RealTimeTypeEnum.MidiTick:return new AlphaSynth.Midi.Event.RealTimeEvent(delta,status,0,0);case AlphaSynth.Midi.Event.RealTimeTypeEnum.MidiStart:return new AlphaSynth.Midi.Event.RealTimeEvent(delta,status,0,0);case AlphaSynth.Midi.Event.RealTimeTypeEnum.MidiContinue:return new AlphaSynth.Midi.Event.RealTimeEvent(delta,status,0,0);case AlphaSynth.Midi.Event.RealTimeTypeEnum.MidiStop:return new AlphaSynth.Midi.Event.RealTimeEvent(delta,status,0,0);case AlphaSynth.Midi.Event.RealTimeTypeEnum.ActiveSense:return new AlphaSynth.Midi.Event.RealTimeEvent(delta,status,0,0);case AlphaSynth.Midi.Event.RealTimeTypeEnum.Reset:return AlphaSynth.Midi.MidiFile.ReadMetaMessage(input,delta,status);default:throw $CreateException(new System.Exception.ctor$$String("The real time message was invalid or unsupported : "+status),new Error());}};AlphaSynth.Midi.MidiFile.ReadSystemCommonMessage=function(input,delta,status){switch(status){case AlphaSynth.Midi.Event.SystemCommonTypeEnum.SystemExclusive2:case AlphaSynth.Midi.Event.SystemCommonTypeEnum.SystemExclusive:{var maker=AlphaSynth.Util.IOHelper.ReadInt16BE(input);if(maker==0){maker=AlphaSynth.Util.IOHelper.ReadInt16BE(input)}else if(maker==247)return null;var data=[];var b=input.ReadByte();while(b!=247){data.push(b);b=input.ReadByte()}return new AlphaSynth.Midi.Event.SystemExclusiveEvent(delta,status,maker,data.slice(0))}case AlphaSynth.Midi.Event.SystemCommonTypeEnum.MtcQuarterFrame:return new AlphaSynth.Midi.Event.SystemCommonEvent(delta,status,input.ReadByte(),0);case AlphaSynth.Midi.Event.SystemCommonTypeEnum.SongPosition:return new AlphaSynth.Midi.Event.SystemCommonEvent(delta,status,input.ReadByte(),input.ReadByte());case AlphaSynth.Midi.Event.SystemCommonTypeEnum.SongSelect:return new AlphaSynth.Midi.Event.SystemCommonEvent(delta,status,input.ReadByte(),0);case AlphaSynth.Midi.Event.SystemCommonTypeEnum.TuneRequest:return new AlphaSynth.Midi.Event.SystemCommonEvent(delta,status,0,0);default:throw $CreateException(new System.Exception.ctor$$String("The system common message was invalid or unsupported : "+status),new Error());}};AlphaSynth.Midi.MidiFile.ReadVoiceMessage=function(input,delta,status,data1){switch((status&240)){case AlphaSynth.Midi.Event.MidiEventTypeEnum.NoteOff:return new AlphaSynth.Midi.Event.MidiEvent(delta,status,data1,input.ReadByte());case AlphaSynth.Midi.Event.MidiEventTypeEnum.NoteOn:var velocity=input.ReadByte();if(velocity==0)status=((status&15)|128);return new AlphaSynth.Midi.Event.MidiEvent(delta,status,data1,velocity);case AlphaSynth.Midi.Event.MidiEventTypeEnum.NoteAftertouch:return new AlphaSynth.Midi.Event.MidiEvent(delta,status,data1,input.ReadByte());case AlphaSynth.Midi.Event.MidiEventTypeEnum.Controller:return new AlphaSynth.Midi.Event.MidiEvent(delta,status,data1,input.ReadByte());case AlphaSynth.Midi.Event.MidiEventTypeEnum.ProgramChange:return new AlphaSynth.Midi.Event.MidiEvent(delta,status,data1,0);case AlphaSynth.Midi.Event.MidiEventTypeEnum.ChannelAftertouch:return new AlphaSynth.Midi.Event.MidiEvent(delta,status,data1,0);case AlphaSynth.Midi.Event.MidiEventTypeEnum.PitchBend:return new AlphaSynth.Midi.Event.MidiEvent(delta,status,data1,input.ReadByte());default:throw $CreateException(new System.Exception.ctor$$String("The status provided was not that of a voice message."),new Error());}};AlphaSynth.Midi.MidiFile.TrackVoiceStats=function(midiEvent,instList,drumList,channelList,noteOnCount){if(midiEvent.get_Command()==AlphaSynth.Midi.Event.MidiEventTypeEnum.NoteOn){var chan=midiEvent.get_Channel();if(Array.prototype.indexOf.call(channelList,chan)==-1)channelList.push(chan);noteOnCount++}else if(midiEvent.get_Command()==AlphaSynth.Midi.Event.MidiEventTypeEnum.ProgramChange){var chan=midiEvent.get_Channel();var prog=midiEvent.get_Data1();if(chan==9){if(Array.prototype.indexOf.call(drumList,prog)==-1)drumList.push(prog)}else{if(Array.prototype.indexOf.call(instList,prog)==-1)instList.push(prog)}}return noteOnCount};AlphaSynth.Midi.MidiFile.ReadVariableLength=function(input){var value=0;var next;do{next=input.ReadByte();value=value<<7;value=value|(next&127)}while((next&128)==128)return value};AlphaSynth.Midi.MidiFile.ReadString=function(input){var length=AlphaSynth.Midi.MidiFile.ReadVariableLength(input);return AlphaSynth.Util.IOHelper.Read8BitChars(input,length)};AlphaSynth.Midi.MidiTrackFormat={SingleTrack:0,MultiTrack:1,MultiSong:2};AlphaSynth.Midi.MidiTimeFormat={TicksPerBeat:0,FramesPerSecond:1};AlphaSynth.Player.SynthPlayerState={Stopped:0,Playing:1,Paused:2};AlphaSynth.Player.SynthPlayer=function(){this._tickPosition=0;this._timePosition=0;this.PositionChanged=null;this.PlayerStateChanged=null;this.Finished=null;this.SoundFontLoad=null;this.SoundFontLoaded=null;this.SoundFontLoadFailed=null;this.MidiLoad=null;this.MidiLoaded=null;this.MidiLoadFailed=null;this.ReadyForPlay=null;this.Output=null;this.Synth=null;this.Sequencer=null;this.State=AlphaSynth.Player.SynthPlayerState.Stopped;this.IsSoundFontLoaded=false;this.IsMidiLoaded=false;AlphaSynth.Util.Logger.Debug("Initializing player");this.State=AlphaSynth.Player.SynthPlayerState.Stopped;this.OnPlayerStateChanged(new AlphaSynth.Player.PlayerStateChangedEventArgs(this.State));AlphaSynth.Util.Logger.Debug("Creating synthesizer");this.Synth=new AlphaSynth.Synthesis.Synthesizer(44100,2,441,3,100);this.Sequencer=new AlphaSynth.Sequencer.MidiFileSequencer(this.Synth);AlphaSynth.Util.Logger.Debug("Opening output");this.Output=AlphaSynth.Platform.Platform.CreateOutput(this.Synth);this.Sequencer.AddFinishedListener($CreateDelegate(this.Output,this.Output.SequencerFinished));this.Output.add_Finished($CreateAnonymousDelegate(this,function(){this.Stop();AlphaSynth.Util.Logger.Debug("Finished playback");this.OnFinished()}));this.Output.add_SampleRequest($CreateAnonymousDelegate(this,function(){this.Sequencer.FillMidiEventQueue();this.Synth.Synthesize();this.Output.AddSamples(this.Synth.SampleBuffer)}));this.Output.add_PositionChanged($CreateAnonymousDelegate(this,function(pos){this.FirePositionChanged(pos)}));this.Output.Open()};AlphaSynth.Player.SynthPlayer.prototype={get_TickPosition:function(){return this._tickPosition},set_TickPosition:function(value){this.set_TimePosition(this.Sequencer.TicksToMillis(value))},get_MasterVolume:function(){return this.Synth.get_MasterVolume()},set_MasterVolume:function(value){this.Synth.set_MasterVolume(value)},get_TimePosition:function(){return this._timePosition},set_TimePosition:function(value){AlphaSynth.Util.Logger.Debug("Seeking to position "+value+"ms");if(this.State==AlphaSynth.Player.SynthPlayerState.Playing){this.Sequencer.Pause();this.Output.Pause()}this.Sequencer.Seek(value);this.Output.Seek(value);if(this.State==AlphaSynth.Player.SynthPlayerState.Playing){this.Sequencer.Play();this.Output.Play()}},get_IsReady:function(){return this.IsSoundFontLoaded&&this.IsMidiLoaded},Play:function(){if(this.State==AlphaSynth.Player.SynthPlayerState.Playing||!this.get_IsReady())return;AlphaSynth.Util.Logger.Debug("Starting playback");this.Sequencer.Play();this.Output.Play();this.State=AlphaSynth.Player.SynthPlayerState.Playing;this.OnPlayerStateChanged(new AlphaSynth.Player.PlayerStateChangedEventArgs(this.State))},Pause:function(){if(this.State!=AlphaSynth.Player.SynthPlayerState.Playing||!this.get_IsReady())return;AlphaSynth.Util.Logger.Debug("Pausing playback");this.Sequencer.Pause();this.Output.Pause();this.State=AlphaSynth.Player.SynthPlayerState.Paused;this.OnPlayerStateChanged(new AlphaSynth.Player.PlayerStateChangedEventArgs(this.State))},PlayPause:function(){if(this.State==AlphaSynth.Player.SynthPlayerState.Playing||!this.get_IsReady())this.Pause();else this.Play()},Stop:function(){if(this.State==AlphaSynth.Player.SynthPlayerState.Stopped||!this.get_IsReady())return;AlphaSynth.Util.Logger.Debug("Stopping playback");this.Sequencer.Stop();this.Synth.Stop();this.Output.Stop();this.State=AlphaSynth.Player.SynthPlayerState.Stopped;this.OnPlayerStateChanged(new AlphaSynth.Player.PlayerStateChangedEventArgs(this.State));this.FirePositionChanged(0)},LoadSoundFontUrl:function(url){if(this.State!=AlphaSynth.Player.SynthPlayerState.Stopped)return;AlphaSynth.Util.Logger.Info("Start loading soundfont from url "+url);var loader=new AlphaSynth.Util.UrlLoader();loader.Url=url;loader.Method="GET";loader.Complete=$CreateDelegate(this,this.LoadSoundFontBytes);loader.Progress=$CreateDelegate(this,this.OnLoaderSoundFontLoad);try{loader.Load()}catch(e){AlphaSynth.Util.Logger.Error("Could not load soundfont from url: "+e)}},LoadSoundFontBytes:function(data){if(this.State!=AlphaSynth.Player.SynthPlayerState.Stopped)return;var input=AlphaSynth.IO.ByteBuffer.FromBuffer(data);try{AlphaSynth.Util.Logger.Info("Loading soundfont from bytes");var bank=new AlphaSynth.Bank.PatchBank();bank.LoadSf2(input);this.Synth.LoadBank(bank);this.IsSoundFontLoaded=true;this.OnSoundFontLoaded();AlphaSynth.Util.Logger.Info("soundFont successfully loaded");if(this.get_IsReady())this.OnReadyForPlay()}catch(e){AlphaSynth.Util.Logger.Error("Could not load soundfont from bytes "+e);this.IsSoundFontLoaded=false;this.Synth.UnloadBank();this.OnSoundFontLoadFailed()}},LoadMidiUrl:function(url){if(this.State!=AlphaSynth.Player.SynthPlayerState.Stopped)return;AlphaSynth.Util.Logger.Info("Start loading midi from url "+url);var loader=new AlphaSynth.Util.UrlLoader();loader.Url=url;loader.Method="GET";loader.Complete=$CreateDelegate(this,this.LoadMidiBytes);loader.Progress=$CreateDelegate(this,this.OnLoaderMidiLoad);try{loader.Load()}catch(e){AlphaSynth.Util.Logger.Error("Could not load midi from url: "+e)}},LoadMidiBytes:function(data){if(this.State!=AlphaSynth.Player.SynthPlayerState.Stopped)return;var input=AlphaSynth.IO.ByteBuffer.FromBuffer(data);try{AlphaSynth.Util.Logger.Info("Loading midi from bytes");var midi=new AlphaSynth.Midi.MidiFile();midi.Load(input);this.Sequencer.LoadMidi(midi);this.IsMidiLoaded=true;this.OnMidiLoaded();AlphaSynth.Util.Logger.Info("Midi successfully loaded");if(this.get_IsReady())this.OnReadyForPlay();this.FirePositionChanged(0)}catch(e){AlphaSynth.Util.Logger.Error("Could not load midi from bytes "+e);this.IsMidiLoaded=false;this.Sequencer.UnloadMidi();this.OnMidiLoadFailed()}},OnLoaderSoundFontLoad:function(loaded,total){AlphaSynth.Util.Logger.Debug("Soundfont downloading: "+loaded+"/"+total+" bytes");this.OnSoundFontLoad(new AlphaSynth.Player.ProgressEventArgs(loaded,total))},OnLoaderMidiLoad:function(loaded,total){AlphaSynth.Util.Logger.Debug("Midi downloading: "+loaded+"/"+total+" bytes");this.OnMidiLoad(new AlphaSynth.Player.ProgressEventArgs(loaded,total))},FirePositionChanged:function(pos){var endTime=(((this.Sequencer.EndTime/this.Synth.SampleRate)|0)*1000);var currentTime=pos;var endTick=this.Sequencer.MillisToTicks(endTime);var currentTick=this.Sequencer.MillisToTicks(currentTime);this._tickPosition=currentTick;this._timePosition=currentTime;AlphaSynth.Util.Logger.Debug("Position changed: (time: "+currentTime+"/"+endTime+", tick: "+currentTick+"/"+endTime+")");this.OnPositionChanged(new AlphaSynth.Player.PositionChangedEventArgs(currentTime,endTime,currentTick,endTick))},add_PositionChanged:function(value){this.PositionChanged=$CombineDelegates(this.PositionChanged,value)},remove_PositionChanged:function(value){this.PositionChanged=$RemoveDelegate(this.PositionChanged,value)},OnPositionChanged:function(e){var handler=this.PositionChanged;if(handler!=null)handler(this,e)},add_PlayerStateChanged:function(value){this.PlayerStateChanged=$CombineDelegates(this.PlayerStateChanged,value)},remove_PlayerStateChanged:function(value){this.PlayerStateChanged=$RemoveDelegate(this.PlayerStateChanged,value)},OnPlayerStateChanged:function(e){var handler=this.PlayerStateChanged;if(handler!=null)handler(this,e)},add_Finished:function(value){this.Finished=$CombineDelegates(this.Finished,value)},remove_Finished:function(value){this.Finished=$RemoveDelegate(this.Finished,value)},OnFinished:function(){var handler=this.Finished;if(handler!=null)handler(this,AlphaSynth.Player.EmptyEventArgs.Instance)},add_SoundFontLoad:function(value){this.SoundFontLoad=$CombineDelegates(this.SoundFontLoad,value)},remove_SoundFontLoad:function(value){this.SoundFontLoad=$RemoveDelegate(this.SoundFontLoad,value)},OnSoundFontLoad:function(e){var handler=this.SoundFontLoad;if(handler!=null)handler(this,e)},add_SoundFontLoaded:function(value){this.SoundFontLoaded=$CombineDelegates(this.SoundFontLoaded,value)},remove_SoundFontLoaded:function(value){this.SoundFontLoaded=$RemoveDelegate(this.SoundFontLoaded,value)},OnSoundFontLoaded:function(){var handler=this.SoundFontLoaded;if(handler!=null)handler(this,AlphaSynth.Player.EmptyEventArgs.Instance)},add_SoundFontLoadFailed:function(value){this.SoundFontLoadFailed=$CombineDelegates(this.SoundFontLoadFailed,value)},remove_SoundFontLoadFailed:function(value){this.SoundFontLoadFailed=$RemoveDelegate(this.SoundFontLoadFailed,value)},OnSoundFontLoadFailed:function(){var handler=this.SoundFontLoadFailed;if(handler!=null)handler(this,AlphaSynth.Player.EmptyEventArgs.Instance)},add_MidiLoad:function(value){this.MidiLoad=$CombineDelegates(this.MidiLoad,value)},remove_MidiLoad:function(value){this.MidiLoad=$RemoveDelegate(this.MidiLoad,value)},OnMidiLoad:function(e){var handler=this.MidiLoad;if(handler!=null)handler(this,e)},add_MidiLoaded:function(value){this.MidiLoaded=$CombineDelegates(this.MidiLoaded,value)},remove_MidiLoaded:function(value){this.MidiLoaded=$RemoveDelegate(this.MidiLoaded,value)},OnMidiLoaded:function(){var handler=this.MidiLoaded;if(handler!=null)handler(this,AlphaSynth.Player.EmptyEventArgs.Instance)},add_MidiLoadFailed:function(value){this.MidiLoadFailed=$CombineDelegates(this.MidiLoadFailed,value)},remove_MidiLoadFailed:function(value){this.MidiLoadFailed=$RemoveDelegate(this.MidiLoadFailed,value)},OnMidiLoadFailed:function(){var handler=this.MidiLoadFailed;if(handler!=null)handler(this,AlphaSynth.Player.EmptyEventArgs.Instance)},add_ReadyForPlay:function(value){this.ReadyForPlay=$CombineDelegates(this.ReadyForPlay,value)},remove_ReadyForPlay:function(value){this.ReadyForPlay=$RemoveDelegate(this.ReadyForPlay,value)},OnReadyForPlay:function(){var handler=this.ReadyForPlay;if(handler!=null)handler(this,AlphaSynth.Player.EmptyEventArgs.Instance)}};AlphaSynth.Player.EmptyEventArgs=function(){};$StaticConstructor(function(){AlphaSynth.Player.EmptyEventArgs.Instance=new AlphaSynth.Player.EmptyEventArgs()});AlphaSynth.Player.ProgressEventArgs=function(loaded,total){this.Loaded=0;this.Total=0;this.Loaded=loaded;this.Total=total};AlphaSynth.Player.PlayerStateChangedEventArgs=function(state){this.State=AlphaSynth.Player.SynthPlayerState.Stopped;this.State=state};AlphaSynth.Player.PositionChangedEventArgs=function(currentTime,endTime,currentTick,endTick){this.CurrentTime=0;this.EndTime=0;this.CurrentTick=0;this.EndTick=0;this.CurrentTime=currentTime;this.EndTime=endTime;this.CurrentTick=currentTick;this.EndTick=endTick};AlphaSynth.Sequencer=AlphaSynth.Sequencer||{};AlphaSynth.Sequencer.MidiFileSequencer=function(synth){this._synthData=null;this._tempoChanges=null;this._finished=null;this._blockList=null;this._playbackRate=0;this._eventIndex=0;this._division=0;this.Synth=null;this.IsPlaying=false;this.CurrentTempo=0;this.CurrentTime=0;this.EndTime=0;this.Synth=synth;this._eventIndex=0;this._division=0;this._playbackRate=1;this.IsPlaying=false;this._blockList=new Array(16);this._finished=[];synth.AddMidiMessageProcessed($CreateDelegate(this,this.MidiEventProcessed))};AlphaSynth.Sequencer.MidiFileSequencer.prototype={get_IsMidiLoaded:function(){return this._synthData!=null},get_PlaySpeed:function(){return this._playbackRate},set_PlaySpeed:function(value){this._playbackRate=AlphaSynth.Synthesis.SynthHelper.ClampF(value,0.125,8)},AddFinishedListener:function(listener){this._finished.push(listener)},FireFinished:function(){for(var i=0;i<this._finished.length;i++){var l=this._finished[i];if(l!=null)l()}},LoadMidi:function(midiFile){if(this.IsPlaying)return false;this.LoadMidiFile(midiFile);return true},UnloadMidi:function(){if(this.IsPlaying)return false;this._synthData=null;return true},Play:function(){if(this.IsPlaying||this._synthData==null)return;this.IsPlaying=true},Pause:function(){this.IsPlaying=false},Stop:function(){this.IsPlaying=false;this.CurrentTime=0;this._eventIndex=0},IsChannelMuted:function(channel){return this._blockList[channel]},MuteAllChannels:function(){for(var x=0;x<this._blockList.length;x++){this._blockList[x]=true}},UnMuteAllChannels:function(){for(var x=0;x<this._blockList.length;x++){this._blockList[x]=false}},SetMute:function(channel,muteValue){this._blockList[channel]=muteValue},Seek:function(milliseconds){var targetSampleTime=((this.Synth.SampleRate*(milliseconds/1000)))|0;if(targetSampleTime>this.CurrentTime){this.SilentProcess(targetSampleTime-this.CurrentTime)}else if(targetSampleTime<this.CurrentTime){this.CurrentTime=0;this._eventIndex=0;this.Synth.NoteOffAll(true);this.Synth.ResetPrograms();this.Synth.ResetSynthControls();this.SilentProcess(targetSampleTime)}},FillMidiEventQueue:function(){if(!this.IsPlaying||this.Synth.MidiEventQueue.Length!=0)return;if(this.CurrentTime>=this.EndTime){this.CurrentTime=0;this._eventIndex=0;this.IsPlaying=false;this.Synth.NoteOffAll(true);this.Synth.ResetPrograms();this.Synth.ResetSynthControls();this.FireFinished();return}var newMSize=((this.Synth.MicroBufferSize*this._playbackRate))|0;var endSample=this.CurrentTime+(newMSize*this.Synth.MicroBufferCount);for(var x=0;x<this.Synth.MicroBufferCount;x++){this.CurrentTime+=newMSize;while(this._eventIndex<this._synthData.length&&this._synthData[this._eventIndex].Delta<this.CurrentTime){if(this._synthData[this._eventIndex].Event.get_Command()!=AlphaSynth.Midi.Event.MidiEventTypeEnum.NoteOn||!this._blockList[this._synthData[this._eventIndex].Event.get_Channel()]){this.Synth.MidiEventQueue.AddFirst(this._synthData[this._eventIndex]);this.Synth.MidiEventCounts[x]++}this._eventIndex++}}},LoadMidiFile:function(midiFile){this._tempoChanges=[];var bpm=120;if(midiFile.Tracks.length>1||midiFile.Tracks[0].EndTime==0)midiFile.CombineTracks();this._synthData=new Array(midiFile.Tracks[0].MidiEvents.length);this._division=midiFile.Division;this._eventIndex=0;this.CurrentTime=0;this.CurrentTempo=bpm|0;var absDelta=0;var absTick=0;var absTime=0;for(var x=0;x<midiFile.Tracks[0].MidiEvents.length;x++){var mEvent=midiFile.Tracks[0].MidiEvents[x];this._synthData[x]=new AlphaSynth.Synthesis.SynthEvent(mEvent);absTick+=mEvent.DeltaTime;absTime+=mEvent.DeltaTime*(60000/(bpm*midiFile.Division));absDelta+=this.Synth.SampleRate*mEvent.DeltaTime*(60/(bpm*midiFile.Division));this._synthData[x].Delta=((absDelta))|0;if(this.IsTempoMessage(mEvent.get_Command(),mEvent.get_Data1())){var meta=mEvent;bpm=(60000000/meta.Value)|0;this._tempoChanges.push(new AlphaSynth.Sequencer.MidiFileSequencerTempoChange(bpm,absTick,((absTime))|0))}}this.EndTime=this._synthData[this._synthData.length-1].Delta},MidiEventProcessed:function(midiEvent){if(this.IsTempoMessage(midiEvent.get_Command(),midiEvent.get_Data1())){var meta=midiEvent;this.CurrentTempo=((60000000/meta.Value)|0)}},IsTempoMessage:function(command,data1){return command==AlphaSynth.Midi.Event.MidiEventTypeEnum.Meta&&data1==81},MillisToTicks:function(time){var ticks=0;var bpm=120;var lastChange=0;for(var i=0;i<this._tempoChanges.length;i++){var c=this._tempoChanges[i];if(time<c.Time){break}ticks=c.Ticks;bpm=c.Bpm;lastChange=c.Time}time-=lastChange;ticks+=((time/(60000/(bpm*this._division))))|0;return ticks},TicksToMillis:function(ticks){var time=0;var bpm=120;var lastChange=0;for(var i=0;i<this._tempoChanges.length;i++){var c=this._tempoChanges[i];if(ticks<c.Ticks){break}time=c.Time;bpm=c.Bpm;lastChange=c.Ticks}ticks-=lastChange;time+=((ticks*(60000/(bpm*this._division))))|0;return time},SilentProcess:function(amount){if(amount<=0)return;while(this._eventIndex<this._synthData.length&&this._synthData[this._eventIndex].Delta<(this.CurrentTime+amount)){if(this._synthData[this._eventIndex].Event.get_Command()!=AlphaSynth.Midi.Event.MidiEventTypeEnum.NoteOn){var m=this._synthData[this._eventIndex];this.Synth.ProcessMidiMessage(m.Event)}this._eventIndex++}this.CurrentTime+=amount}};AlphaSynth.Sequencer.MidiFileSequencerTempoChange=function(bpm,ticks,time){this.Bpm=0;this.Ticks=0;this.Time=0;this.Bpm=bpm;this.Ticks=ticks;this.Time=time};AlphaSynth.Sf2=AlphaSynth.Sf2||{};AlphaSynth.Sf2.Chunks=AlphaSynth.Sf2.Chunks||{};AlphaSynth.Sf2.Chunks.Chunk=function(id,size){this.Id=null;this.Size=0;this.Id=id;this.Size=size};AlphaSynth.Sf2.Chunks.ZoneChunk=function(id,size,input){this._zoneData=null;AlphaSynth.Sf2.Chunks.Chunk.call(this,id,size);this._zoneData=new Array((((size/4))|0));var lastZone=null;for(var x=0;x<this._zoneData.length;x++){var z=new AlphaSynth.Sf2.Chunks.RawZoneData();z.GeneratorIndex=AlphaSynth.Util.IOHelper.ReadUInt16LE(input);z.ModulatorIndex=AlphaSynth.Util.IOHelper.ReadUInt16LE(input);if(lastZone!=null){lastZone.GeneratorCount=(z.GeneratorIndex-lastZone.GeneratorIndex&65535);lastZone.ModulatorCount=(z.ModulatorIndex-lastZone.ModulatorIndex&65535)}this._zoneData[x]=z;lastZone=z}};AlphaSynth.Sf2.Chunks.ZoneChunk.prototype={ToZones:function(modulators,generators){var zones=new Array((this._zoneData.length-1));for(var x=0;x<zones.length;x++){var rawZone=this._zoneData[x];var zone=new AlphaSynth.Sf2.Zone();zone.Generators=new Array(rawZone.GeneratorCount);AlphaSynth.Platform.Std.ArrayCopy(generators,rawZone.GeneratorIndex,zone.Generators,0,rawZone.GeneratorCount);zone.Modulators=new Array(rawZone.ModulatorCount);AlphaSynth.Platform.Std.ArrayCopy(modulators,rawZone.ModulatorIndex,zone.Modulators,0,rawZone.ModulatorCount);zones[x]=zone}return zones}};$Inherit(AlphaSynth.Sf2.Chunks.ZoneChunk,AlphaSynth.Sf2.Chunks.Chunk);AlphaSynth.Sf2.Chunks.RawZoneData=function(){this.GeneratorIndex=0;this.ModulatorIndex=0;this.GeneratorCount=0;this.ModulatorCount=0};AlphaSynth.Sf2.Chunks.SampleHeaderChunk=function(id,size,input){this.SampleHeaders=null;AlphaSynth.Sf2.Chunks.Chunk.call(this,id,size);if(size%46!=0)throw $CreateException(new System.Exception.ctor$$String("Invalid SoundFont. The sample header chunk was invalid."),new Error());this.SampleHeaders=new Array((((size/46)-1))|0);for(var x=0;x<this.SampleHeaders.length;x++){this.SampleHeaders[x]=new AlphaSynth.Sf2.SampleHeader(input)}new AlphaSynth.Sf2.SampleHeader(input)};$Inherit(AlphaSynth.Sf2.Chunks.SampleHeaderChunk,AlphaSynth.Sf2.Chunks.Chunk);AlphaSynth.Sf2.Chunks.PresetHeaderChunk=function(id,size,input){this._rawPresets=null;AlphaSynth.Sf2.Chunks.Chunk.call(this,id,size);if(size%38!=0)throw $CreateException(new System.Exception.ctor$$String("Invalid SoundFont. The preset chunk was invalid."),new Error());this._rawPresets=new Array((((size/38))|0));var lastPreset=null;for(var x=0;x<this._rawPresets.length;x++){var p=new AlphaSynth.Sf2.Chunks.RawPreset();p.Name=AlphaSynth.Util.IOHelper.Read8BitStringLength(input,20);p.PatchNumber=AlphaSynth.Util.IOHelper.ReadUInt16LE(input);p.BankNumber=AlphaSynth.Util.IOHelper.ReadUInt16LE(input);p.StartPresetZoneIndex=AlphaSynth.Util.IOHelper.ReadUInt16LE(input);p.Library=AlphaSynth.Util.IOHelper.ReadInt32LE(input);p.Genre=AlphaSynth.Util.IOHelper.ReadInt32LE(input);p.Morphology=AlphaSynth.Util.IOHelper.ReadInt32LE(input);if(lastPreset!=null){lastPreset.EndPresetZoneIndex=((p.StartPresetZoneIndex-1)&65535)}this._rawPresets[x]=p;lastPreset=p}};AlphaSynth.Sf2.Chunks.PresetHeaderChunk.prototype={ToPresets:function(presetZones){var presets=new Array((this._rawPresets.length-1));for(var x=0;x<presets.length;x++){var rawPreset=this._rawPresets[x];var p=new AlphaSynth.Sf2.PresetHeader();p.BankNumber=rawPreset.BankNumber;p.Genre=rawPreset.Genre;p.Library=rawPreset.Library;p.Morphology=rawPreset.Morphology;p.Name=rawPreset.Name;p.PatchNumber=rawPreset.PatchNumber;p.Zones=new Array((rawPreset.EndPresetZoneIndex-rawPreset.StartPresetZoneIndex+1));AlphaSynth.Platform.Std.ArrayCopy(presetZones,rawPreset.StartPresetZoneIndex,p.Zones,0,p.Zones.length);presets[x]=p}return presets}};$Inherit(AlphaSynth.Sf2.Chunks.PresetHeaderChunk,AlphaSynth.Sf2.Chunks.Chunk);AlphaSynth.Sf2.Chunks.RawPreset=function(){this.Name=null;this.PatchNumber=0;this.BankNumber=0;this.StartPresetZoneIndex=0;this.EndPresetZoneIndex=0;this.Library=0;this.Genre=0;this.Morphology=0};AlphaSynth.Sf2.Chunks.ModulatorChunk=function(id,size,input){this.Modulators=null;AlphaSynth.Sf2.Chunks.Chunk.call(this,id,size);if(size%10!=0)throw $CreateException(new System.Exception.ctor$$String("Invalid SoundFont. The presetzone chunk was invalid."),new Error());this.Modulators=new Array(((size/10)|0)-1);for(var x=0;x<this.Modulators.length;x++){this.Modulators[x]=new AlphaSynth.Sf2.Modulator(input)}new AlphaSynth.Sf2.Modulator(input)};$Inherit(AlphaSynth.Sf2.Chunks.ModulatorChunk,AlphaSynth.Sf2.Chunks.Chunk);AlphaSynth.Sf2.Chunks.InstrumentChunk=function(id,size,input){this._rawInstruments=null;AlphaSynth.Sf2.Chunks.Chunk.call(this,id,size);if(size%22!=0)throw $CreateException(new System.Exception.ctor$$String("Invalid SoundFont. The preset chunk was invalid."),new Error());this._rawInstruments=new Array((((size/22))|0));var lastInstrument=null;for(var x=0;x<this._rawInstruments.length;x++){var i=new AlphaSynth.Sf2.Chunks.RawInstrument();i.Name=AlphaSynth.Util.IOHelper.Read8BitStringLength(input,20);i.StartInstrumentZoneIndex=AlphaSynth.Util.IOHelper.ReadUInt16LE(input);if(lastInstrument!=null){lastInstrument.EndInstrumentZoneIndex=((i.StartInstrumentZoneIndex-1)&65535)}this._rawInstruments[x]=i;lastInstrument=i}};AlphaSynth.Sf2.Chunks.InstrumentChunk.prototype={ToInstruments:function(zones){var inst=new Array(this._rawInstruments.length-1);for(var x=0;x<inst.length;x++){var rawInst=this._rawInstruments[x];var i=new AlphaSynth.Sf2.Instrument();i.Name=rawInst.Name;i.Zones=new Array(rawInst.EndInstrumentZoneIndex-rawInst.StartInstrumentZoneIndex+1);AlphaSynth.Platform.Std.ArrayCopy(zones,rawInst.StartInstrumentZoneIndex,i.Zones,0,i.Zones.length);inst[x]=i}return inst}};$Inherit(AlphaSynth.Sf2.Chunks.InstrumentChunk,AlphaSynth.Sf2.Chunks.Chunk);AlphaSynth.Sf2.Chunks.RawInstrument=function(){this.Name=null;this.StartInstrumentZoneIndex=0;this.EndInstrumentZoneIndex=0};AlphaSynth.Sf2.Chunks.GeneratorChunk=function(id,size,input){this.Generators=null;AlphaSynth.Sf2.Chunks.Chunk.call(this,id,size);if(size%4!=0)throw $CreateException(new System.Exception.ctor$$String("Invalid SoundFont. The presetzone chunk was invalid"),new Error());this.Generators=new Array((((size/4)-1))|0);for(var x=0;x<this.Generators.length;x++){this.Generators[x]=new AlphaSynth.Sf2.Generator(input)}new AlphaSynth.Sf2.Generator(input)};$Inherit(AlphaSynth.Sf2.Chunks.GeneratorChunk,AlphaSynth.Sf2.Chunks.Chunk);AlphaSynth.Sf2.Modulator=function(input){this._sourceModulationData=null;this._destinationGenerator=0;this._amount=0;this._sourceModulationAmount=null;this._sourceTransform=0;this._sourceModulationData=new AlphaSynth.Sf2.ModulatorType(input);this._destinationGenerator=AlphaSynth.Util.IOHelper.ReadUInt16LE(input);this._amount=AlphaSynth.Util.IOHelper.ReadInt16LE(input);this._sourceModulationAmount=new AlphaSynth.Sf2.ModulatorType(input);this._sourceTransform=AlphaSynth.Util.IOHelper.ReadUInt16LE(input)};AlphaSynth.Sf2.Zone=function(){this.Modulators=null;this.Generators=null};AlphaSynth.Sf2.SoundFontSampleData=function(input){this.BitsPerSample=0;this.SampleData=null;var id=AlphaSynth.Util.IOHelper.Read8BitChars(input,4);var size=AlphaSynth.Util.IOHelper.ReadInt32LE(input);if(id.toLowerCase()!="list")throw $CreateException(new System.Exception.ctor$$String("Invalid soundfont. Could not find sdta LIST chunk."),new Error());var readTo=input.get_Position()+size;id=AlphaSynth.Util.IOHelper.Read8BitChars(input,4);if(id.toLowerCase()!="sdta")throw $CreateException(new System.Exception.ctor$$String("Invalid soundfont. The LIST chunk is not of type sdta."),new Error());this.BitsPerSample=0;var rawSampleData=null;while(input.get_Position()<readTo){var subID=AlphaSynth.Util.IOHelper.Read8BitChars(input,4);size=AlphaSynth.Util.IOHelper.ReadInt32LE(input);switch(subID.toLowerCase()){case"smpl":this.BitsPerSample=16;rawSampleData=AlphaSynth.Util.IOHelper.ReadByteArray(input,size);break;case"sm24":if(rawSampleData==null||size!=Math.ceil(this.SampleData.length/2)){input.Skip(size)}else{this.BitsPerSample=24;for(var x=0;x<this.SampleData.length;x++){var b=new Uint8Array(3);b[0]=input.ReadByte();b[1]=rawSampleData[2*x];b[2]=rawSampleData[2*x+1]}}if(size%2==1){if(input.ReadByte()!=0){input.set_Position(input.get_Position()-1)}}break;default:throw $CreateException(new System.Exception.ctor$$String("Invalid soundfont. Unknown chunk id: "+subID+"."),new Error());}}if(this.BitsPerSample==16){this.SampleData=rawSampleData}else if(this.BitsPerSample!=24)throw $CreateException(new System.Exception.ctor$$String("Only 16 and 24 bit samples are supported."),new Error());};AlphaSynth.Sf2.SoundFontPresets=function(input){this.SampleHeaders=null;this.PresetHeaders=null;this.Instruments=null;var id=AlphaSynth.Util.IOHelper.Read8BitChars(input,4);var size=AlphaSynth.Util.IOHelper.ReadInt32LE(input);if(id.toLowerCase()!="list")throw $CreateException(new System.Exception.ctor$$String("Invalid soundfont. Could not find pdta LIST chunk."),new Error());var readTo=input.get_Position()+size;id=AlphaSynth.Util.IOHelper.Read8BitChars(input,4);if(id.toLowerCase()!="pdta")throw $CreateException(new System.Exception.ctor$$String("Invalid soundfont. The LIST chunk is not of type pdta."),new Error());var presetModulators=null;var presetGenerators=null;var instrumentModulators=null;var instrumentGenerators=null;var pbag=null;var ibag=null;var phdr=null;var inst=null;while(input.get_Position()<readTo){id=AlphaSynth.Util.IOHelper.Read8BitChars(input,4);size=AlphaSynth.Util.IOHelper.ReadInt32LE(input);switch(id.toLowerCase()){case"phdr":phdr=new AlphaSynth.Sf2.Chunks.PresetHeaderChunk(id,size,input);break;case"pbag":pbag=new AlphaSynth.Sf2.Chunks.ZoneChunk(id,size,input);break;case"pmod":presetModulators=new AlphaSynth.Sf2.Chunks.ModulatorChunk(id,size,input).Modulators;break;case"pgen":presetGenerators=new AlphaSynth.Sf2.Chunks.GeneratorChunk(id,size,input).Generators;break;case"inst":inst=new AlphaSynth.Sf2.Chunks.InstrumentChunk(id,size,input);break;case"ibag":ibag=new AlphaSynth.Sf2.Chunks.ZoneChunk(id,size,input);break;case"imod":instrumentModulators=new AlphaSynth.Sf2.Chunks.ModulatorChunk(id,size,input).Modulators;break;case"igen":instrumentGenerators=new AlphaSynth.Sf2.Chunks.GeneratorChunk(id,size,input).Generators;break;case"shdr":this.SampleHeaders=new AlphaSynth.Sf2.Chunks.SampleHeaderChunk(id,size,input).SampleHeaders;break;default:throw $CreateException(new System.Exception.ctor$$String("Invalid soundfont. Unrecognized sub chunk: "+id),new Error());}}var pZones=pbag.ToZones(presetModulators,presetGenerators);this.PresetHeaders=phdr.ToPresets(pZones);var iZones=ibag.ToZones(instrumentModulators,instrumentGenerators);this.Instruments=inst.ToInstruments(iZones)};AlphaSynth.Sf2.SoundFontInfo=function(input){this.RomVersionMajor=0;this.RomVersionMinor=0;this.SfVersionMajor=0;this.SfVersionMinor=0;this.SoundEngine=null;this.BankName=null;this.DataRom=null;this.CreationDate=null;this.Author=null;this.TargetProduct=null;this.Copyright=null;this.Comments=null;this.Tools=null;this.Tools="";this.Comments="";this.Copyright="";this.TargetProduct="";this.Author="";this.DataRom="";this.CreationDate="";this.BankName="";this.SoundEngine="";var id=AlphaSynth.Util.IOHelper.Read8BitChars(input,4);var size=AlphaSynth.Util.IOHelper.ReadInt32LE(input);if(id.toLowerCase()!="list")throw $CreateException(new System.Exception.ctor$$String("Invalid soundfont. Could not find INFO LIST chunk."),new Error());var readTo=input.get_Position()+size;id=AlphaSynth.Util.IOHelper.Read8BitChars(input,4);if(id.toLowerCase()!="info")throw $CreateException(new System.Exception.ctor$$String("Invalid soundfont. The LIST chunk is not of type INFO."),new Error());while(input.get_Position()<readTo){id=AlphaSynth.Util.IOHelper.Read8BitChars(input,4);size=AlphaSynth.Util.IOHelper.ReadInt32LE(input);switch(id.toLowerCase()){case"ifil":this.SfVersionMajor=AlphaSynth.Util.IOHelper.ReadInt16LE(input);this.SfVersionMinor=AlphaSynth.Util.IOHelper.ReadInt16LE(input);break;case"isng":this.SoundEngine=AlphaSynth.Util.IOHelper.Read8BitStringLength(input,size);break;case"inam":this.BankName=AlphaSynth.Util.IOHelper.Read8BitStringLength(input,size);break;case"irom":this.DataRom=AlphaSynth.Util.IOHelper.Read8BitStringLength(input,size);break;case"iver":this.RomVersionMajor=AlphaSynth.Util.IOHelper.ReadInt16LE(input);this.RomVersionMinor=AlphaSynth.Util.IOHelper.ReadInt16LE(input);break;case"icrd":this.CreationDate=AlphaSynth.Util.IOHelper.Read8BitStringLength(input,size);break;case"ieng":this.Author=AlphaSynth.Util.IOHelper.Read8BitStringLength(input,size);break;case"iprd":this.TargetProduct=AlphaSynth.Util.IOHelper.Read8BitStringLength(input,size);break;case"icop":this.Copyright=AlphaSynth.Util.IOHelper.Read8BitStringLength(input,size);break;case"icmt":this.Comments=AlphaSynth.Util.IOHelper.Read8BitStringLength(input,size);break;case"isft":this.Tools=AlphaSynth.Util.IOHelper.Read8BitStringLength(input,size);break;default:throw $CreateException(new System.Exception.ctor$$String("Invalid soundfont. The Chunk: "+id+" was not expected."),new Error());}}};AlphaSynth.Sf2.SoundFont=function(){this.Info=null;this.SampleData=null;this.Presets=null};AlphaSynth.Sf2.SoundFont.prototype={Load:function(input){var id=AlphaSynth.Util.IOHelper.Read8BitChars(input,4);var size=AlphaSynth.Util.IOHelper.ReadInt32LE(input);if(id.toLowerCase()!="riff")throw $CreateException(new System.Exception.ctor$$String("Invalid soundfont. Could not find RIFF header."),new Error());id=AlphaSynth.Util.IOHelper.Read8BitChars(input,4);if(id.toLowerCase()!="sfbk")throw $CreateException(new System.Exception.ctor$$String("Invalid soundfont. Riff type is invalid."),new Error());AlphaSynth.Util.Logger.Debug("Reading info chunk");this.Info=new AlphaSynth.Sf2.SoundFontInfo(input);AlphaSynth.Util.Logger.Debug("Reading sampledata chunk");this.SampleData=new AlphaSynth.Sf2.SoundFontSampleData(input);AlphaSynth.Util.Logger.Debug("Reading preset chunk");this.Presets=new AlphaSynth.Sf2.SoundFontPresets(input)}};AlphaSynth.Sf2.Sf2Region=function(){this.Generators=null;this.Generators=new Int16Array(61)};AlphaSynth.Sf2.Sf2Region.prototype={ApplyDefaultValues:function(){this.Generators[0]=0;this.Generators[1]=0;this.Generators[2]=0;this.Generators[3]=0;this.Generators[4]=0;this.Generators[5]=0;this.Generators[6]=0;this.Generators[7]=0;this.Generators[8]=13500;this.Generators[9]=0;this.Generators[10]=0;this.Generators[11]=0;this.Generators[12]=0;this.Generators[13]=0;this.Generators[15]=0;this.Generators[16]=0;this.Generators[17]=0;this.Generators[21]=-12000;this.Generators[22]=0;this.Generators[23]=-12000;this.Generators[24]=0;this.Generators[25]=-12000;this.Generators[26]=-12000;this.Generators[27]=-12000;this.Generators[28]=-12000;this.Generators[29]=0;this.Generators[30]=-12000;this.Generators[31]=0;this.Generators[32]=0;this.Generators[33]=-12000;this.Generators[34]=-12000;this.Generators[35]=-12000;this.Generators[36]=-12000;this.Generators[37]=0;this.Generators[38]=-12000;this.Generators[39]=0;this.Generators[40]=0;this.Generators[43]=32512;this.Generators[44]=32512;this.Generators[45]=0;this.Generators[46]=-1;this.Generators[47]=-1;this.Generators[48]=0;this.Generators[50]=0;this.Generators[51]=0;this.Generators[52]=0;this.Generators[54]=0;this.Generators[56]=100;this.Generators[57]=0;this.Generators[58]=-1}};AlphaSynth.Sf2.SampleHeader=function(input){this.Name=null;this.Start=0;this.End=0;this.StartLoop=0;this.EndLoop=0;this.SampleRate=0;this.RootKey=0;this.Tune=0;this.SampleLink=0;this.SoundFontSampleLink=AlphaSynth.Sf2.SFSampleLink.MonoSample;this.Name=AlphaSynth.Util.IOHelper.Read8BitStringLength(input,20);this.Start=AlphaSynth.Util.IOHelper.ReadInt32LE(input);this.End=AlphaSynth.Util.IOHelper.ReadInt32LE(input);this.StartLoop=AlphaSynth.Util.IOHelper.ReadInt32LE(input);this.EndLoop=AlphaSynth.Util.IOHelper.ReadInt32LE(input);this.SampleRate=AlphaSynth.Util.IOHelper.ReadInt32LE(input);this.RootKey=input.ReadByte();this.Tune=AlphaSynth.Platform.TypeUtils.ToInt16(input.ReadByte());this.SampleLink=AlphaSynth.Util.IOHelper.ReadUInt16LE(input);this.SoundFontSampleLink=AlphaSynth.Util.IOHelper.ReadUInt16LE(input)};AlphaSynth.Sf2.PresetHeader=function(){this.Name=null;this.PatchNumber=0;this.BankNumber=0;this.Library=0;this.Genre=0;this.Morphology=0;this.Zones=null};AlphaSynth.Sf2.ModulatorType=function(input){this._controllerSource=0;this.Polarity=AlphaSynth.Sf2.PolarityEnum.Unipolar;this.Direction=AlphaSynth.Sf2.DirectionEnum.MinToMax;this.SourceType=0;this.IsMidiContinuousController=false;var raw=AlphaSynth.Util.IOHelper.ReadUInt16LE(input);this.Polarity=(raw&512)==512?AlphaSynth.Sf2.PolarityEnum.Bipolar:AlphaSynth.Sf2.PolarityEnum.Unipolar;this.Direction=(raw&256)==256?AlphaSynth.Sf2.DirectionEnum.MaxToMin:AlphaSynth.Sf2.DirectionEnum.MinToMax;this.IsMidiContinuousController=((raw&128)==128);this.SourceType=((raw&(64512))>>10);this._controllerSource=((raw&127)&65535)};AlphaSynth.Sf2.Instrument=function(){this.Name=null;this.Zones=null};AlphaSynth.Sf2.Generator=function(input){this._rawAmount=0;this.GeneratorType=AlphaSynth.Sf2.GeneratorEnum.StartAddressOffset;this.GeneratorType=AlphaSynth.Util.IOHelper.ReadUInt16LE(input);this._rawAmount=AlphaSynth.Util.IOHelper.ReadUInt16LE(input)};AlphaSynth.Sf2.Generator.prototype={get_AmountInt16:function(){return AlphaSynth.Platform.TypeUtils.ToInt16(this._rawAmount)},set_AmountInt16:function(value){this._rawAmount=(value&65535)},get_LowByteAmount:function(){return(this._rawAmount&255&255)},set_LowByteAmount:function(value){this._rawAmount=((this._rawAmount&65280)+(value&255)&65535)},get_HighByteAmount:function(){return((this._rawAmount&65280)>>8&255)},set_HighByteAmount:function(value){this._rawAmount=((this._rawAmount&255)+((value&255)<<8)&65535)}};AlphaSynth.Sf2.SFSampleLink={MonoSample:1,RightSample:2,LeftSample:4,LinkedSample:8,RomMonoSample:32769,RomRightSample:32770,RomLeftSample:32772,RomLinkedSample:32776};AlphaSynth.Sf2.GeneratorEnum={StartAddressOffset:0,EndAddressOffset:1,StartLoopAddressOffset:2,EndLoopAddressOffset:3,StartAddressCoarseOffset:4,ModulationLFOToPitch:5,VibratoLFOToPitch:6,ModulationEnvelopeToPitch:7,InitialFilterCutoffFrequency:8,InitialFilterQ:9,ModulationLFOToFilterCutoffFrequency:10,ModulationEnvelopeToFilterCutoffFrequency:11,EndAddressCoarseOffset:12,ModulationLFOToVolume:13,Unused1:14,ChorusEffectsSend:15,ReverbEffectsSend:16,Pan:17,Unused2:18,Unused3:19,Unused4:20,DelayModulationLFO:21,FrequencyModulationLFO:22,DelayVibratoLFO:23,FrequencyVibratoLFO:24,DelayModulationEnvelope:25,AttackModulationEnvelope:26,HoldModulationEnvelope:27,DecayModulationEnvelope:28,SustainModulationEnvelope:29,ReleaseModulationEnvelope:30,KeyNumberToModulationEnvelopeHold:31,KeyNumberToModulationEnvelopeDecay:32,DelayVolumeEnvelope:33,AttackVolumeEnvelope:34,HoldVolumeEnvelope:35,DecayVolumeEnvelope:36,SustainVolumeEnvelope:37,ReleaseVolumeEnvelope:38,KeyNumberToVolumeEnvelopeHold:39,KeyNumberToVolumeEnvelopeDecay:40,Instrument:41,Reserved1:42,KeyRange:43,VelocityRange:44,StartLoopAddressCoarseOffset:45,KeyNumber:46,Velocity:47,InitialAttenuation:48,Reserved2:49,EndLoopAddressCoarseOffset:50,CoarseTune:51,FineTune:52,SampleID:53,SampleModes:54,Reserved3:55,ScaleTuning:56,ExclusiveClass:57,OverridingRootKey:58,Unused5:59,UnusedEnd:60};AlphaSynth.Sf2.TransformEnum={Linear:0,AbsoluteValue:2};AlphaSynth.Sf2.ControllerSourceEnum={NoController:0,NoteOnVelocity:2,NoteOnKeyNumber:3,PolyPressure:10,ChannelPressure:13,PitchWheel:14,PitchWheelSensitivity:16,Link:127};AlphaSynth.Sf2.DirectionEnum={MinToMax:0,MaxToMin:1};AlphaSynth.Sf2.PolarityEnum={Unipolar:0,Bipolar:1};AlphaSynth.Sf2.SourceTypeEnum={Linear:0,Concave:1,Convex:2,Switch:3};AlphaSynth.Synthesis=AlphaSynth.Synthesis||{};AlphaSynth.Synthesis.CCValue=function(coarse,fine){this._coarseValue=0;this._fineValue=0;this._combined=0;this._coarseValue=coarse;this._fineValue=fine;this._combined=0;this.UpdateCombined()};AlphaSynth.Synthesis.CCValue=function(combined){this._coarseValue=0;this._fineValue=0;this._combined=0;this._coarseValue=0;this._fineValue=0;this._combined=combined;this.UpdateCoarseFinePair()};AlphaSynth.Synthesis.CCValue.prototype={get_Coarse:function(){return this._coarseValue},set_Coarse:function(value){this._coarseValue=value;this.UpdateCombined()},get_Fine:function(){return this._fineValue},set_Fine:function(value){this._fineValue=value;this.UpdateCombined()},get_Combined:function(){return this._combined},set_Combined:function(value){this._combined=value;this.UpdateCoarseFinePair()},UpdateCombined:function(){if(AlphaSynth.Platform.TypeUtils.IsLittleEndian)this._combined=(((this._coarseValue<<7)|this._fineValue))|0;else this._combined=(((this._fineValue<<7)|this._coarseValue))|0},UpdateCoarseFinePair:function(){if(AlphaSynth.Platform.TypeUtils.IsLittleEndian){this._coarseValue=(this._combined>>7);this._fineValue=(this._combined&127)}else{this._fineValue=(this._combined>>7);this._coarseValue=(this._combined&127)}}};AlphaSynth.Synthesis.SynthParameters=function(synth){this.Program=0;this.BankSelect=0;this.ChannelAfterTouch=0;this.Pan=null;this.Volume=null;this.Expression=null;this.ModRange=null;this.PitchBend=null;this.PitchBendRangeCoarse=0;this.PitchBendRangeFine=0;this.MasterCoarseTune=0;this.MasterFineTune=null;this.HoldPedal=false;this.LegatoPedal=false;this.Rpn=null;this.Synth=null;this.CurrentVolume=0;this.CurrentPitch=0;this.CurrentMod=0;this.CurrentPan=null;this.Synth=synth;this.Pan=new AlphaSynth.Synthesis.CCValue(0);this.Volume=new AlphaSynth.Synthesis.CCValue(0);this.Expression=new AlphaSynth.Synthesis.CCValue(0);this.ModRange=new AlphaSynth.Synthesis.CCValue(0);this.PitchBend=new AlphaSynth.Synthesis.CCValue(0);this.MasterFineTune=new AlphaSynth.Synthesis.CCValue(0);this.Rpn=new AlphaSynth.Synthesis.CCValue(0);this.CurrentPan=new AlphaSynth.Bank.Components.PanComponent();this.ResetControllers()};AlphaSynth.Synthesis.SynthParameters.prototype={ResetControllers:function(){this.Program=0;this.BankSelect=0;this.ChannelAfterTouch=0;this.Pan.set_Combined(8192);this.Volume.set_Fine(0);this.Volume.set_Coarse(100);this.Expression.set_Combined(16383);this.ModRange.set_Combined(0);this.PitchBend.set_Combined(8192);this.PitchBendRangeCoarse=2;this.PitchBendRangeFine=0;this.MasterCoarseTune=0;this.MasterFineTune.set_Combined(8192);this.HoldPedal=false;this.LegatoPedal=false;this.Rpn.set_Combined(16383);this.UpdateCurrentPan();this.UpdateCurrentPitch();this.UpdateCurrentVolume()},UpdateCurrentVolume:function(){this.CurrentVolume=this.Expression.get_Combined()/16383;this.CurrentVolume*=this.CurrentVolume},UpdateCurrentPitch:function(){this.CurrentPitch=((((this.PitchBend.get_Combined()-8192)/8192)*((100*this.PitchBendRangeCoarse)+this.PitchBendRangeFine)))|0},UpdateCurrentMod:function(){this.CurrentMod=((100*(this.ModRange.get_Combined()/16383)))|0},UpdateCurrentPan:function(){var value=1.5707963267949*(this.Pan.get_Combined()/16383);this.CurrentPan.Left=Math.cos(value);this.CurrentPan.Right=Math.sin(value)}};AlphaSynth.Synthesis.VoiceParameters=function(){this.mix1=0;this.mix2=0;this.Channel=0;this.Note=0;this.Velocity=0;this.NoteOffPending=false;this.State=AlphaSynth.Synthesis.VoiceStateEnum.Stopped;this.PitchOffset=0;this.VolOffset=0;this.BlockBuffer=null;this.PData=null;this.SynthParams=null;this.GeneratorParams=null;this.Envelopes=null;this.Filters=null;this.Lfos=null;this.BlockBuffer=new Float32Array(64);this.PData=new Array(4);this.GeneratorParams=new Array(4);this.Envelopes=new Array(4);this.Filters=new Array(4);this.Lfos=new Array(4);for(var x=0;x<4;x++){this.GeneratorParams[x]=new AlphaSynth.Bank.Components.Generators.GeneratorParameters();this.Envelopes[x]=new AlphaSynth.Bank.Components.Envelope();this.Filters[x]=new AlphaSynth.Bank.Components.Filter();this.Lfos[x]=new AlphaSynth.Bank.Components.Lfo()}};AlphaSynth.Synthesis.VoiceParameters.prototype={get_CombinedVolume:function(){return this.mix1+this.mix2},Reset:function(){this.NoteOffPending=false;this.PitchOffset=0;this.VolOffset=0;for(var i=0;i<this.PData.length;i++){this.PData[i]=new DataView(new ArrayBuffer(8))}this.mix1=0;this.mix2=0},MixMonoToMonoInterp:function(startIndex,volume){var inc=(volume-this.mix1)/64;for(var i=0;i<this.BlockBuffer.length;i++){this.mix1+=inc;this.SynthParams.Synth.SampleBuffer[startIndex+i]+=this.BlockBuffer[i]*this.mix1}this.mix1=volume},MixMonoToStereoInterp:function(startIndex,leftVol,rightVol){var inc_l=(leftVol-this.mix1)/64;var inc_r=(rightVol-this.mix2)/64;for(var i=0;i<this.BlockBuffer.length;i++){this.mix1+=inc_l;this.mix2+=inc_r;this.SynthParams.Synth.SampleBuffer[startIndex]+=this.BlockBuffer[i]*this.mix1;this.SynthParams.Synth.SampleBuffer[startIndex+1]+=this.BlockBuffer[i]*this.mix2;startIndex+=2}this.mix1=leftVol;this.mix2=rightVol},MixStereoToStereoInterp:function(startIndex,leftVol,rightVol){var inc_l=(leftVol-this.mix1)/64;var inc_r=(rightVol-this.mix2)/64;for(var i=0;i<this.BlockBuffer.length;i++){this.mix1+=inc_l;this.mix2+=inc_r;this.SynthParams.Synth.SampleBuffer[startIndex+i]+=this.BlockBuffer[i]*this.mix1;i++;this.SynthParams.Synth.SampleBuffer[startIndex+i]+=this.BlockBuffer[i]*this.mix2}this.mix1=leftVol;this.mix2=rightVol}};AlphaSynth.Synthesis.VoiceStealingMethod={Oldest:0,Quietest:1};AlphaSynth.Synthesis.VoiceNode=function(){this.Value=null;this.Next=null};AlphaSynth.Synthesis.VoiceManager=function(voiceCount){this._voicePool=null;this._vNodes=null;this.StealingMethod=AlphaSynth.Synthesis.VoiceStealingMethod.Oldest;this.Polyphony=0;this.FreeVoices=null;this.ActiveVoices=null;this.Registry=null;this.StealingMethod=AlphaSynth.Synthesis.VoiceStealingMethod.Quietest;this.Polyphony=voiceCount;this._voicePool=new Array(voiceCount);this._vNodes=new AlphaSynth.Ds.LinkedList();this.FreeVoices=new AlphaSynth.Ds.LinkedList();this.ActiveVoices=new AlphaSynth.Ds.LinkedList();for(var i=0;i<voiceCount;i++){var v=new AlphaSynth.Synthesis.Voice();this._voicePool[i]=v;this._vNodes.AddLast(new AlphaSynth.Synthesis.VoiceNode());this.FreeVoices.AddLast(v)}this.Registry=new Array(16);for(var i=0;i<this.Registry.length;i++){this.Registry[i]=new Array(128)}};AlphaSynth.Synthesis.VoiceManager.prototype={GetFreeVoice:function(){if(this.FreeVoices.Length>0){var voice=this.FreeVoices.First.Value;this.FreeVoices.RemoveFirst();return voice}switch(this.StealingMethod){case AlphaSynth.Synthesis.VoiceStealingMethod.Oldest:return this.StealOldest();case AlphaSynth.Synthesis.VoiceStealingMethod.Quietest:return this.StealQuietestVoice();default:return null}},AddToRegistry:function(voice){var node=this._vNodes.RemoveLast();node.Value=voice;node.Next=this.Registry[voice.VoiceParams.Channel][voice.VoiceParams.Note];this.Registry[voice.VoiceParams.Channel][voice.VoiceParams.Note]=node},RemoveFromRegistry:function(channel,note){var node=this.Registry[channel][note];while(node!=null){this._vNodes.AddLast(node);node=node.Next}this.Registry[channel][note]=null},RemoveVoiceFromRegistry:function(voice){var node=this.Registry[voice.VoiceParams.Channel][voice.VoiceParams.Note];if(node==null)return;if(node.Value==voice){this.Registry[voice.VoiceParams.Channel][voice.VoiceParams.Note]=node.Next;this._vNodes.AddLast(node)}else{var node2=node;node=node.Next;while(node!=null){if(node.Value==voice){node2.Next=node.Next;this._vNodes.AddLast(node);return}node2=node;node=node.Next}}},ClearRegistry:function(){var node=this.ActiveVoices.First;while(node!=null){var vnode=this.Registry[node.Value.VoiceParams.Channel][node.Value.VoiceParams.Note];while(vnode!=null){this._vNodes.AddLast(vnode);vnode=vnode.Next}this.Registry[node.Value.VoiceParams.Channel][node.Value.VoiceParams.Note]=null;node=node.get_Next()}},UnloadPatches:function(){for(var $i8=0,$t8=this._voicePool,$l8=$t8.length,v=$t8[$i8];$i8<$l8;$i8++,v=$t8[$i8]){v.Configure(0,0,0,null,null);var current=this._vNodes.First;while(current!=null){current.Value.Value=null;current=current.get_Next()}}},StealOldest:function(){var node=this.ActiveVoices.First;while(node!=null&&node.Value.VoiceParams.State==AlphaSynth.Synthesis.VoiceStateEnum.Playing)node=node.get_Next();if(node==null)node=this.ActiveVoices.First;this.RemoveVoiceFromRegistry(node.Value);this.ActiveVoices.Remove(node);node.Value.VoiceParams.State=AlphaSynth.Synthesis.VoiceStateEnum.Stopped;return node.Value},StealQuietestVoice:function(){var voiceVolume=1000;var quietest=null;var node=this.ActiveVoices.First;while(node!=null){if(node.Value.VoiceParams.State!=AlphaSynth.Synthesis.VoiceStateEnum.Playing){var volume=node.Value.VoiceParams.get_CombinedVolume();if(volume<voiceVolume){quietest=node;voiceVolume=volume}}node=node.get_Next()}if(quietest==null)quietest=this.ActiveVoices.First;this.RemoveVoiceFromRegistry(quietest.Value);this.ActiveVoices.Remove(quietest);quietest.Value.VoiceParams.State=AlphaSynth.Synthesis.VoiceStateEnum.Stopped;return quietest.Value}};AlphaSynth.Synthesis.VoiceStateEnum={Stopped:0,Stopping:1,Playing:2};AlphaSynth.Synthesis.Voice=function(){this.Patch=null;this.VoiceParams=null;this.VoiceParams=new AlphaSynth.Synthesis.VoiceParameters()};AlphaSynth.Synthesis.Voice.prototype={Start:function(){if(this.VoiceParams.State!=AlphaSynth.Synthesis.VoiceStateEnum.Stopped)return;if(this.Patch.Start(this.VoiceParams))this.VoiceParams.State=AlphaSynth.Synthesis.VoiceStateEnum.Playing},Stop:function(){if(this.VoiceParams.State!=AlphaSynth.Synthesis.VoiceStateEnum.Playing)return;this.VoiceParams.State=AlphaSynth.Synthesis.VoiceStateEnum.Stopping;this.Patch.Stop(this.VoiceParams)},StopImmediately:function(){this.VoiceParams.State=AlphaSynth.Synthesis.VoiceStateEnum.Stopped},Process:function(startIndex,endIndex){if(this.VoiceParams.State==AlphaSynth.Synthesis.VoiceStateEnum.Stopped)return;this.Patch.Process(this.VoiceParams,startIndex,endIndex)},Configure:function(channel,note,velocity,patch,synthParams){this.VoiceParams.Reset();this.VoiceParams.Channel=channel;this.VoiceParams.Note=note;this.VoiceParams.Velocity=velocity;this.VoiceParams.SynthParams=synthParams;this.Patch=patch}};AlphaSynth.Synthesis.SynthHelper=function(){};AlphaSynth.Synthesis.SynthHelper.ClampD=function(value,min,max){if(value<=min)return min;else if(value>=max)return max;else return value};AlphaSynth.Synthesis.SynthHelper.ClampF=function(value,min,max){if(value<=min)return min;else if(value>=max)return max;else return value};AlphaSynth.Synthesis.SynthHelper.ClampI=function(value,min,max){if(value<=min)return min;else if(value>=max)return max;else return value};AlphaSynth.Synthesis.SynthHelper.ClampS=function(value,min,max){if(value<=min)return min;else if(value>=max)return max;else return value};AlphaSynth.Synthesis.SynthHelper.NearestPowerOfTwo=function(value){return Math.pow(2,Math.Round(Math.Log(value,2)))};AlphaSynth.Synthesis.SynthHelper.SamplesFromTime=function(sampleRate,seconds){return sampleRate*seconds};AlphaSynth.Synthesis.SynthHelper.TimeFromSamples=function(sampleRate,samples){return samples/sampleRate};AlphaSynth.Synthesis.SynthHelper.DBtoLinear=function(dBvalue){return Math.pow(10,(dBvalue/20))};AlphaSynth.Synthesis.SynthHelper.LineartoDB=function(linearvalue){return 20*(Math.log(linearvalue)/Math.LN10)};AlphaSynth.Synthesis.SynthHelper.FrequencyToKey=function(frequency,rootkey){return 12*Math.Log(frequency/440,2)+rootkey};AlphaSynth.Synthesis.SynthHelper.KeyToFrequency=function(key,rootkey){return Math.pow(2,(key-rootkey)/12)*440};AlphaSynth.Synthesis.SynthHelper.SemitoneToPitch=function(key){if(key<-127)key=-127;else if(key>127)key=127;return AlphaSynth.Util.Tables.SemitoneTable(127+key)};AlphaSynth.Synthesis.SynthHelper.CentsToPitch=function(cents){var key=(cents/100)|0;cents-=key*100;if(key<-127)key=-127;else if(key>127)key=127;return AlphaSynth.Util.Tables.SemitoneTable(127+key)*AlphaSynth.Util.Tables.CentTable(100+cents)};AlphaSynth.Synthesis.SynthEvent=function(e){this.Event=null;this.Delta=0;this.Event=e};AlphaSynth.Synthesis.Synthesizer=function(sampleRate,audioChannels,bufferSize,bufferCount,polyphony){this._voiceManager=null;this._synthChannels=null;this._masterVolume=0;this._synthGain=0;this._midiMessageProcessed=null;this._layerList=null;this.MidiEventQueue=null;this.MidiEventCounts=null;this.SampleBuffer=null;this.AudioChannels=0;this.LittleEndian=false;this.SoundBank=null;this.SampleRate=0;this.MicroBufferSize=0;this.MicroBufferCount=0;var MinSampleRate=8000;var MaxSampleRate=96000;if(sampleRate<MinSampleRate||sampleRate>MaxSampleRate)throw $CreateException(new System.Exception.ctor$$String("Invalid paramater: (sampleRate) Valid ranges are "+MinSampleRate+" to "+MaxSampleRate),new Error());if(audioChannels<1||audioChannels>2)throw $CreateException(new System.Exception.ctor$$String("Invalid paramater: (audioChannels) Valid ranges are "+1+" to "+2),new Error());this._midiMessageProcessed=[];this._synthGain=0.35;this._masterVolume=1;this.SampleRate=sampleRate;this.AudioChannels=audioChannels;this.MicroBufferSize=AlphaSynth.Synthesis.SynthHelper.ClampI(bufferSize,((0.001*sampleRate))|0,((0.05*sampleRate))|0);this.MicroBufferSize=((Math.ceil(this.MicroBufferSize/64)*64))|0;this.MicroBufferCount=(Math.max(1,bufferCount));this.SampleBuffer=new Float32Array((this.MicroBufferSize*this.MicroBufferCount*audioChannels));this.LittleEndian=true;this._synthChannels=new Array(16);for(var x=0;x<this._synthChannels.length;x++)this._synthChannels[x]=new AlphaSynth.Synthesis.SynthParameters(this);this._voiceManager=new AlphaSynth.Synthesis.VoiceManager(AlphaSynth.Synthesis.SynthHelper.ClampI(polyphony,5,250));this.MidiEventQueue=new AlphaSynth.Ds.LinkedList();this.MidiEventCounts=new Int32Array(this.MicroBufferCount);this._layerList=new Array(15);this._midiMessageProcessed=[];this.ResetSynthControls()};AlphaSynth.Synthesis.Synthesizer.prototype={get_MasterVolume:function(){return this._masterVolume},set_MasterVolume:function(value){this._masterVolume=AlphaSynth.Synthesis.SynthHelper.ClampF(value,0,10)},get_MixGain:function(){return this._synthGain},set_MixGain:function(value){this._synthGain=AlphaSynth.Synthesis.SynthHelper.ClampF(value,0.5,1)},get_VoiceStealMethod:function(){return this._voiceManager.StealingMethod},set_VoiceStealMethod:function(value){this._voiceManager.StealingMethod=value},get_ActiveVoices:function(){return this._voiceManager.ActiveVoices.Length},get_FreeVoices:function(){return this._voiceManager.FreeVoices.Length},get_RawBufferSize:function(){return this.SampleBuffer.length*2},get_WorkingBufferSize:function(){return this.SampleBuffer.length},get_Polyphony:function(){return this._voiceManager.Polyphony},LoadBank:function(bank){this.UnloadBank();this.SoundBank=bank},UnloadBank:function(){if(this.SoundBank!=null){this.NoteOffAll(true);this._voiceManager.UnloadPatches();this.SoundBank=null}},Stop:function(){this.ResetSynthControls();this.ResetPrograms();this.NoteOffAll(true)},ResetSynthControls:function(){for(var x=0;x<this._synthChannels.length;x++){this._synthChannels[x].ResetControllers()}this._synthChannels[9].BankSelect=128;this.ReleaseAllHoldPedals()},ResetPrograms:function(){for(var x=0;x<this._synthChannels.length;x++){this._synthChannels[x].Program=0}},GetProgramName:function(channel){var p=this.GetProgram(channel);if(p==null)return"null";return p.Name},GetProgram:function(channel){if(this.SoundBank!=null){var sChannel=this._synthChannels[channel];var inst=this.SoundBank.GetPatchByNumber(sChannel.BankSelect,sChannel.Program);if(inst!=null)return inst}return null},SetAudioChannelCount:function(channels){channels=AlphaSynth.Synthesis.SynthHelper.ClampI(channels,1,2);if(this.AudioChannels!=channels){this.AudioChannels=channels;this.SampleBuffer=new Float32Array((this.MicroBufferSize*this.MicroBufferCount*this.AudioChannels))}},Synthesize:function(){this.SampleBuffer=new Float32Array(this.SampleBuffer.length);this.FillWorkingBuffer()},GetChannelVolume:function(channel){return this._synthChannels[channel].Volume.get_Combined()/16383},GetChannelExpression:function(channel){return this._synthChannels[channel].Expression.get_Combined()/16383},GetChannelPan:function(channel){return(this._synthChannels[channel].Pan.get_Combined()-8192)/8192},GetChannelPitchBend:function(channel){return(this._synthChannels[channel].PitchBend.get_Combined()-8192)/8192},GetChannelHoldPedalStatus:function(channel){return this._synthChannels[channel].HoldPedal},FillWorkingBuffer:function(){var sampleIndex=0;for(var x=0;x<this.MicroBufferCount;x++){if(this.MidiEventQueue.Length>0){for(var i=0;i<this.MidiEventCounts[x];i++){var m=this.MidiEventQueue.RemoveLast();this.ProcessMidiMessage(m.Event)}}var node=this._voiceManager.ActiveVoices.First;while(node!=null){node.Value.Process(sampleIndex,sampleIndex+this.MicroBufferSize*this.AudioChannels);if(node.Value.VoiceParams.State==AlphaSynth.Synthesis.VoiceStateEnum.Stopped){var delnode=node;node=node.get_Next();this._voiceManager.RemoveVoiceFromRegistry(delnode.Value);this._voiceManager.ActiveVoices.Remove(delnode);this._voiceManager.FreeVoices.AddFirst(delnode.Value)}else{node=node.get_Next()}}sampleIndex+=this.MicroBufferSize*this.AudioChannels}AlphaSynth.Platform.TypeUtils.ClearIntArray(this.MidiEventCounts)},NoteOn:function(channel,note,velocity){var sChan=this._synthChannels[channel];var inst=this.SoundBank.GetPatchByNumber(sChan.BankSelect,sChan.Program);if(inst==null)return;var layerCount;if(true){layerCount=(inst).FindPatches(channel,note,velocity,this._layerList)}else{layerCount=1;this._layerList[0]=inst}if(this._voiceManager.Registry[channel][note]!=null){var node=this._voiceManager.Registry[channel][note];while(node!=null){node.Value.Stop();node=node.Next}this._voiceManager.RemoveFromRegistry(channel,note)}for(var x=0;x<layerCount;x++){var notseen=true;for(var i=x-1;i>=0;i--){if(this._layerList[x].ExclusiveGroupTarget==this._layerList[i].ExclusiveGroupTarget){notseen=false;break}}if(this._layerList[x].ExclusiveGroupTarget!=0&&notseen){var node=this._voiceManager.ActiveVoices.First;while(node!=null){if(this._layerList[x].ExclusiveGroupTarget==node.Value.Patch.ExclusiveGroup){node.Value.Stop();this._voiceManager.RemoveVoiceFromRegistry(node.Value)}node=node.get_Next()}}}for(var x=0;x<layerCount;x++){var voice=this._voiceManager.GetFreeVoice();if(voice==null)break;voice.Configure(channel,note,velocity,this._layerList[x],this._synthChannels[channel]);this._voiceManager.AddToRegistry(voice);this._voiceManager.ActiveVoices.AddLast(voice);voice.Start()}for(var x=0;x<layerCount;x++)this._layerList[x]=null},NoteOff:function(channel,note){if(this._synthChannels[channel].HoldPedal){var node=this._voiceManager.Registry[channel][note];while(node!=null){node.Value.VoiceParams.NoteOffPending=true;node=node.Next}}else{var node=this._voiceManager.Registry[channel][note];while(node!=null){node.Value.Stop();node=node.Next}this._voiceManager.RemoveFromRegistry(channel,note)}},NoteOffAll:function(immediate){var node=this._voiceManager.ActiveVoices.First;if(immediate){this._voiceManager.ClearRegistry();while(node!=null){node.Value.StopImmediately();var delnode=node;node=node.get_Next();this._voiceManager.ActiveVoices.Remove(delnode);this._voiceManager.FreeVoices.AddFirst(delnode.Value)}}else{while(node!=null){var voiceParams=node.Value.VoiceParams;if(voiceParams.State==AlphaSynth.Synthesis.VoiceStateEnum.Playing){if(this._synthChannels[voiceParams.Channel].HoldPedal){voiceParams.NoteOffPending=true}else{node.Value.Stop();this._voiceManager.RemoveVoiceFromRegistry(node.Value)}}node=node.get_Next()}}},NoteOffAllChannel:function(channel,immediate){var node=this._voiceManager.ActiveVoices.First;while(node!=null){if(channel==node.Value.VoiceParams.Channel){if(immediate){node.Value.StopImmediately();var delnode=node;node=node.get_Next();this._voiceManager.ActiveVoices.Remove(delnode);this._voiceManager.FreeVoices.AddFirst(delnode.Value)}else{if(this._synthChannels[channel].HoldPedal)node.Value.VoiceParams.NoteOffPending=true;else node.Value.Stop();node=node.get_Next()}}}},ProcessMidiMessage:function(e){var command=e.get_Command();var channel=e.get_Channel();var data1=e.get_Data1();var data2=e.get_Data2();switch(command){case AlphaSynth.Midi.Event.MidiEventTypeEnum.NoteOff:this.NoteOff(channel,data1);break;case AlphaSynth.Midi.Event.MidiEventTypeEnum.NoteOn:if(data2==0)this.NoteOff(channel,data1);else this.NoteOn(channel,data1,data2);break;case AlphaSynth.Midi.Event.MidiEventTypeEnum.NoteAftertouch:break;case AlphaSynth.Midi.Event.MidiEventTypeEnum.Controller:switch(data1){case AlphaSynth.Midi.Event.ControllerTypeEnum.BankSelectCoarse:if(channel==9)data2+=128;if(this.SoundBank.IsBankLoaded(data2))this._synthChannels[channel].BankSelect=data2;else this._synthChannels[channel].BankSelect=((channel==9)?128:0);break;case AlphaSynth.Midi.Event.ControllerTypeEnum.ModulationCoarse:this._synthChannels[channel].ModRange.set_Coarse(data2);this._synthChannels[channel].UpdateCurrentMod();break;case AlphaSynth.Midi.Event.ControllerTypeEnum.ModulationFine:this._synthChannels[channel].ModRange.set_Fine(data2);this._synthChannels[channel].UpdateCurrentMod();break;case AlphaSynth.Midi.Event.ControllerTypeEnum.VolumeCoarse:this._synthChannels[channel].Volume.set_Coarse(data2);break;case AlphaSynth.Midi.Event.ControllerTypeEnum.VolumeFine:this._synthChannels[channel].Volume.set_Fine(data2);break;case AlphaSynth.Midi.Event.ControllerTypeEnum.PanCoarse:this._synthChannels[channel].Pan.set_Coarse(data2);this._synthChannels[channel].UpdateCurrentPan();break;case AlphaSynth.Midi.Event.ControllerTypeEnum.PanFine:this._synthChannels[channel].Pan.set_Fine(data2);this._synthChannels[channel].UpdateCurrentPan();break;case AlphaSynth.Midi.Event.ControllerTypeEnum.ExpressionControllerCoarse:this._synthChannels[channel].Expression.set_Coarse(data2);this._synthChannels[channel].UpdateCurrentVolume();break;case AlphaSynth.Midi.Event.ControllerTypeEnum.ExpressionControllerFine:this._synthChannels[channel].Expression.set_Fine(data2);this._synthChannels[channel].UpdateCurrentVolume();break;case AlphaSynth.Midi.Event.ControllerTypeEnum.HoldPedal:if(this._synthChannels[channel].HoldPedal&&!(data2>63))this.ReleaseHoldPedal(channel);this._synthChannels[channel].HoldPedal=data2>63;break;case AlphaSynth.Midi.Event.ControllerTypeEnum.LegatoPedal:this._synthChannels[channel].LegatoPedal=data2>63;break;case AlphaSynth.Midi.Event.ControllerTypeEnum.NonRegisteredParameterCourse:this._synthChannels[channel].Rpn.set_Combined(16383);break;case AlphaSynth.Midi.Event.ControllerTypeEnum.NonRegisteredParameterFine:this._synthChannels[channel].Rpn.set_Combined(16383);break;case AlphaSynth.Midi.Event.ControllerTypeEnum.RegisteredParameterCourse:this._synthChannels[channel].Rpn.set_Coarse(data2);break;case AlphaSynth.Midi.Event.ControllerTypeEnum.RegisteredParameterFine:this._synthChannels[channel].Rpn.set_Fine(data2);break;case AlphaSynth.Midi.Event.ControllerTypeEnum.AllNotesOff:this.NoteOffAll(false);break;case AlphaSynth.Midi.Event.ControllerTypeEnum.DataEntryCoarse:switch(this._synthChannels[channel].Rpn.get_Combined()){case 0:this._synthChannels[channel].PitchBendRangeCoarse=data2;this._synthChannels[channel].UpdateCurrentPitch();break;case 1:this._synthChannels[channel].MasterFineTune.set_Coarse(data2);break;case 2:this._synthChannels[channel].MasterCoarseTune=((data2-64))|0;break}break;case AlphaSynth.Midi.Event.ControllerTypeEnum.DataEntryFine:switch(this._synthChannels[channel].Rpn.get_Combined()){case 0:this._synthChannels[channel].PitchBendRangeFine=data2;this._synthChannels[channel].UpdateCurrentPitch();break;case 1:this._synthChannels[channel].MasterFineTune.set_Fine(data2);break}break;case AlphaSynth.Midi.Event.ControllerTypeEnum.ResetControllers:this._synthChannels[channel].Expression.set_Combined(16383);this._synthChannels[channel].ModRange.set_Combined(0);if(this._synthChannels[channel].HoldPedal)this.ReleaseHoldPedal(channel);this._synthChannels[channel].HoldPedal=false;this._synthChannels[channel].LegatoPedal=false;this._synthChannels[channel].Rpn.set_Combined(16383);this._synthChannels[channel].PitchBend.set_Combined(8192);this._synthChannels[channel].ChannelAfterTouch=0;this._synthChannels[channel].UpdateCurrentPitch();this._synthChannels[channel].UpdateCurrentVolume();break;default:return}break;case AlphaSynth.Midi.Event.MidiEventTypeEnum.ProgramChange:this._synthChannels[channel].Program=data1;break;case AlphaSynth.Midi.Event.MidiEventTypeEnum.ChannelAftertouch:this._synthChannels[channel].ChannelAfterTouch=data2;break;case AlphaSynth.Midi.Event.MidiEventTypeEnum.PitchBend:this._synthChannels[channel].PitchBend.set_Coarse(data2);this._synthChannels[channel].PitchBend.set_Fine(data1);this._synthChannels[channel].UpdateCurrentPitch();break}this.FireMidiMessageProcessed(e)},AddMidiMessageProcessed:function(listener){this._midiMessageProcessed.push(listener)},FireMidiMessageProcessed:function(e){for(var i=0;i<this._midiMessageProcessed.length;i++){var l=this._midiMessageProcessed[i];if(l!=null){l(e)}}},ReleaseAllHoldPedals:function(){var node=this._voiceManager.ActiveVoices.First;while(node!=null){if(node.Value.VoiceParams.NoteOffPending){node.Value.Stop();this._voiceManager.RemoveVoiceFromRegistry(node.Value)}node=node.get_Next()}},ReleaseHoldPedal:function(channel){var node=this._voiceManager.ActiveVoices.First;while(node!=null){if(node.Value.VoiceParams.Channel==channel&&node.Value.VoiceParams.NoteOffPending){node.Value.Stop();this._voiceManager.RemoveVoiceFromRegistry(node.Value)}node=node.get_Next()}}};AlphaSynth.Util.PcmData=function(bits,pcmData,isDataInLittleEndianFormat){this.Data=null;this.Length=0;this.BytesPerSample=0;this.BytesPerSample=((bits/8)|0);if(pcmData.length%this.BytesPerSample!=0)throw $CreateException(new System.Exception.ctor$$String("Invalid PCM format. The PCM data was an invalid size."),new Error());this.Data=pcmData;this.Length=(this.Data.length/this.BytesPerSample)|0;if(AlphaSynth.Platform.TypeUtils.IsLittleEndian!=isDataInLittleEndianFormat){AlphaSynth.Util.WaveHelper.SwapEndianess(this.Data,bits)}};AlphaSynth.Util.PcmData.prototype={get_BitsPerSample:function(){return this.BytesPerSample*8}};AlphaSynth.Util.PcmData.Create=function(bits,pcmData,isDataInLittleEndianFormat){switch(bits){case 8:return new AlphaSynth.Util.PcmData8Bit(bits,pcmData,isDataInLittleEndianFormat);case 16:return new AlphaSynth.Util.PcmData16Bit(bits,pcmData,isDataInLittleEndianFormat);case 24:return new AlphaSynth.Util.PcmData24Bit(bits,pcmData,isDataInLittleEndianFormat);case 32:return new AlphaSynth.Util.PcmData32Bit(bits,pcmData,isDataInLittleEndianFormat);default:throw $CreateException(new System.Exception.ctor$$String("Invalid PCM format. "+bits+"bit pcm data is not supported."),new Error());}};AlphaSynth.Util.PcmData8Bit=function(bits,pcmData,isDataInLittleEndianFormat){AlphaSynth.Util.PcmData.call(this,bits,pcmData,isDataInLittleEndianFormat)};AlphaSynth.Util.PcmData8Bit.prototype={get_Item:function(index){return((this.Data[index]/255)*2)-1}};$Inherit(AlphaSynth.Util.PcmData8Bit,AlphaSynth.Util.PcmData);AlphaSynth.Util.PcmData16Bit=function(bits,pcmData,isDataInLittleEndianFormat){AlphaSynth.Util.PcmData.call(this,bits,pcmData,isDataInLittleEndianFormat)};AlphaSynth.Util.PcmData16Bit.prototype={get_Item:function(index){index*=2;return(((this.Data[index]|(this.Data[index+1]<<8))<<16)>>16)/32768}};$Inherit(AlphaSynth.Util.PcmData16Bit,AlphaSynth.Util.PcmData);AlphaSynth.Util.PcmData24Bit=function(bits,pcmData,isDataInLittleEndianFormat){AlphaSynth.Util.PcmData.call(this,bits,pcmData,isDataInLittleEndianFormat)};AlphaSynth.Util.PcmData24Bit.prototype={get_Item:function(index){index*=3;return(((this.Data[index]|(this.Data[index+1]<<8)|(this.Data[index+2]<<16))<<12)>>12)/8388608}};$Inherit(AlphaSynth.Util.PcmData24Bit,AlphaSynth.Util.PcmData);AlphaSynth.Util.PcmData32Bit=function(bits,pcmData,isDataInLittleEndianFormat){AlphaSynth.Util.PcmData.call(this,bits,pcmData,isDataInLittleEndianFormat)};AlphaSynth.Util.PcmData32Bit.prototype={get_Item:function(index){index*=4;return(this.Data[index]|(this.Data[index+1]<<8)|(this.Data[index+2]<<16)|(this.Data[index+3]<<24))/2.147484E+09}};$Inherit(AlphaSynth.Util.PcmData32Bit,AlphaSynth.Util.PcmData);AlphaSynth.Util.Tables=function(){};$StaticConstructor(function(){AlphaSynth.Util.Tables._isInitialized=false;AlphaSynth.Util.Tables._envelopeTables=null;AlphaSynth.Util.Tables._semitoneTable=null;AlphaSynth.Util.Tables._centTable=null;AlphaSynth.Util.Tables._sincTable=null});AlphaSynth.Util.Tables.EnvelopeTables=function(index){if(!AlphaSynth.Util.Tables._isInitialized)AlphaSynth.Util.Tables.Init();return AlphaSynth.Util.Tables._envelopeTables[index]};AlphaSynth.Util.Tables.SemitoneTable=function(index){if(!AlphaSynth.Util.Tables._isInitialized)AlphaSynth.Util.Tables.Init();return AlphaSynth.Util.Tables._semitoneTable[index]};AlphaSynth.Util.Tables.CentTable=function(index){if(!AlphaSynth.Util.Tables._isInitialized)AlphaSynth.Util.Tables.Init();return AlphaSynth.Util.Tables._centTable[index]};AlphaSynth.Util.Tables.SincTable=function(index){if(!AlphaSynth.Util.Tables._isInitialized)AlphaSynth.Util.Tables.Init();return AlphaSynth.Util.Tables._sincTable[index]};AlphaSynth.Util.Tables.Init=function(){var EnvelopeSize=64;var ExponentialCoeff=0.09;AlphaSynth.Util.Tables._envelopeTables=new Array(4);AlphaSynth.Util.Tables._envelopeTables[0]=(AlphaSynth.Util.Tables.RemoveDenormals(AlphaSynth.Util.Tables.CreateSustainTable(EnvelopeSize)));AlphaSynth.Util.Tables._envelopeTables[1]=(AlphaSynth.Util.Tables.RemoveDenormals(AlphaSynth.Util.Tables.CreateLinearTable(EnvelopeSize)));AlphaSynth.Util.Tables._envelopeTables[2]=(AlphaSynth.Util.Tables.RemoveDenormals(AlphaSynth.Util.Tables.CreateExponentialTable(EnvelopeSize,ExponentialCoeff)));AlphaSynth.Util.Tables._envelopeTables[3]=(AlphaSynth.Util.Tables.RemoveDenormals(AlphaSynth.Util.Tables.CreateSineTable(EnvelopeSize)));AlphaSynth.Util.Tables._centTable=AlphaSynth.Util.Tables.CreateCentTable();AlphaSynth.Util.Tables._semitoneTable=AlphaSynth.Util.Tables.CreateSemitoneTable();AlphaSynth.Util.Tables._sincTable=AlphaSynth.Util.Tables.CreateSincTable(16,64,0.43,AlphaSynth.Util.Tables.HammingWindow);AlphaSynth.Util.Tables._isInitialized=true};AlphaSynth.Util.Tables.CreateSquareTable=function(size,k){var FourOverPi=1.27323954473516;var squaretable=new Float32Array(size);var inc=1/size;var phase=0;for(var x=0;x<size;x++){var value=0;for(var i=1;i<k+1;i++){var twokminus1=(2*i)-1;value+=Math.sin(6.28318530717958*(twokminus1)*phase)/(twokminus1)}squaretable[x]=AlphaSynth.Synthesis.SynthHelper.ClampF((FourOverPi*value),-1,1);phase+=inc}return squaretable};AlphaSynth.Util.Tables.CreateCentTable=function(){var cents=new Float32Array(201);for(var x=0;x<cents.length;x++){cents[x]=Math.pow(2,(x-100)/1200)}return cents};AlphaSynth.Util.Tables.CreateSemitoneTable=function(){var table=new Float32Array(255);for(var x=0;x<table.length;x++){table[x]=Math.pow(2,(x-127)/12)}return table};AlphaSynth.Util.Tables.CreateSustainTable=function(size){var table=new Float32Array(size);for(var x=0;x<size;x++){table[x]=1}return table};AlphaSynth.Util.Tables.CreateLinearTable=function(size){var table=new Float32Array(size);for(var x=0;x<size;x++){table[x]=x/(size-1)}return table};AlphaSynth.Util.Tables.CreateExponentialTable=function(size,coeff){coeff=AlphaSynth.Synthesis.SynthHelper.ClampF(coeff,0.001,0.9);var graph=new Float32Array(size);var val=0;for(var x=0;x<size;x++){graph[x]=val;val+=coeff*((1.58730158730159)-val)}for(var x=0;x<size;x++){graph[x]=graph[x]/graph[graph.length-1]}return graph};AlphaSynth.Util.Tables.CreateSineTable=function(size){var graph=new Float32Array(size);var inc=4.712389/(size-1);var phase=0;for(var x=0;x<size;x++){graph[x]=Math.abs(Math.sin(phase));phase+=inc}return graph};AlphaSynth.Util.Tables.RemoveDenormals=function(data){for(var x=0;x<data.length;x++){if(Math.abs(data[x])<1E-38)data[x]=0}return data};AlphaSynth.Util.Tables.VonHannWindow=function(i,size){return(0.5-0.5*Math.cos(6.28318530717958*(0.5+i/size)))};AlphaSynth.Util.Tables.HammingWindow=function(i,size){return(0.54-0.46*Math.cos(6.28318530717958*i/size))};AlphaSynth.Util.Tables.BlackmanWindow=function(i,size){return(0.42659-0.49656*Math.cos(6.28318530717958*i/size)+0.076849*Math.cos(12.5663706143592*i/size))};AlphaSynth.Util.Tables.CreateSincTable=function(windowSize,resolution,cornerRatio,windowFunction){var subWindow=(((windowSize/2)|0)+1);var table=new Float32Array((subWindow*resolution));var gain=2*cornerRatio;for(var x=0;x<subWindow;x++){for(var y=0;y<resolution;y++){var a=x+(y/(resolution));var sinc=6.28318530717958*cornerRatio*a;if(Math.abs(sinc)>1E-05)sinc=Math.sin(sinc)/sinc;else sinc=1;table[x*64+y]=(gain*sinc*windowFunction(a,windowSize))}}return table};AlphaSynth.Util.SynthConstants=function(){};$StaticConstructor(function(){AlphaSynth.Util.SynthConstants.InterpolationMode=AlphaSynth.Bank.Components.Generators.Interpolation.Linear;AlphaSynth.Util.SynthConstants.SampleRate=44100;AlphaSynth.Util.SynthConstants.Pi=3.14159265358979;AlphaSynth.Util.SynthConstants.TwoPi=6.28318530717958;AlphaSynth.Util.SynthConstants.HalfPi=1.5707963267949;AlphaSynth.Util.SynthConstants.InverseSqrtOfTwo=0.707106781186;AlphaSynth.Util.SynthConstants.DefaultLfoFrequency=8;AlphaSynth.Util.SynthConstants.DefaultModDepth=100;AlphaSynth.Util.SynthConstants.DefaultPolyphony=40;AlphaSynth.Util.SynthConstants.MinPolyphony=5;AlphaSynth.Util.SynthConstants.MaxPolyphony=250;AlphaSynth.Util.SynthConstants.DefaultBlockSize=64;AlphaSynth.Util.SynthConstants.MaxBufferSize=0.05;AlphaSynth.Util.SynthConstants.MinBufferSize=0.001;AlphaSynth.Util.SynthConstants.DenormLimit=1E-38;AlphaSynth.Util.SynthConstants.NonAudible=1E-05;AlphaSynth.Util.SynthConstants.SincWidth=16;AlphaSynth.Util.SynthConstants.SincResolution=64;AlphaSynth.Util.SynthConstants.MaxVoiceComponents=4;AlphaSynth.Util.SynthConstants.DefaultChannelCount=16;AlphaSynth.Util.SynthConstants.DefaultKeyCount=128});AlphaSynth.Util.IOHelper=function(){};AlphaSynth.Util.IOHelper.ReadInt32LE=function(input){var ch1=input.ReadByte();var ch2=input.ReadByte();var ch3=input.ReadByte();var ch4=input.ReadByte();return((ch4<<24)|(ch3<<16)|(ch2<<8)|(ch1<<0))};AlphaSynth.Util.IOHelper.ReadUInt16LE=function(input){var ch1=input.ReadByte();var ch2=input.ReadByte();return((ch2<<8)|(ch1<<0)&65535)};AlphaSynth.Util.IOHelper.ReadInt16LE=function(input){var ch1=input.ReadByte();var ch2=input.ReadByte();return AlphaSynth.Platform.TypeUtils.ToInt16((ch2<<8)|(ch1<<0))};AlphaSynth.Util.IOHelper.ReadInt32BE=function(input){var ch1=input.ReadByte();var ch2=input.ReadByte();var ch3=input.ReadByte();var ch4=input.ReadByte();return((ch1<<24)|(ch2<<16)|(ch3<<8)|(ch4<<0))};AlphaSynth.Util.IOHelper.ReadUInt16BE=function(input){var ch1=input.ReadByte();var ch2=input.ReadByte();return((ch1<<8)|(ch2<<0)&65535)};AlphaSynth.Util.IOHelper.ReadInt16BE=function(input){var ch1=input.ReadByte();var ch2=input.ReadByte();return AlphaSynth.Platform.TypeUtils.ToInt16((ch1<<8)|(ch2<<0))};AlphaSynth.Util.IOHelper.ReadByteArray=function(input,length){var v=new Uint8Array(length);input.Read(v,0,length);return v};AlphaSynth.Util.IOHelper.Read8BitChars=function(input,length){var s=new Array();for(var i=0;i<length;i++){s.push(String.fromCharCode(input.ReadByte()))}return s.join('')};AlphaSynth.Util.IOHelper.Read8BitString=function(input){var s=new Array();var c=input.ReadByte();while(c!=0){s.push(String.fromCharCode(c));c=input.ReadByte()}return s.join('')};AlphaSynth.Util.IOHelper.Read8BitStringLength=function(input,length){var s=new Array();var z=-1;for(var i=0;i<length;i++){var c=input.ReadByte();if(c==0&&z==-1)z=i;s.push(String.fromCharCode(c))}var t=s.join('');if(z>=0)return t.substr(0,z);return t};AlphaSynth.Util.IOHelper.ReadSInt8=function(input){var v=input.ReadByte();return((((v&255)>>7)*(-256))+(v&255))};AlphaSynth.Util.IOHelper.ReadUInt32=function(input){var ch1=input.ReadByte();var ch2=input.ReadByte();var ch3=input.ReadByte();var ch4=input.ReadByte();return(ch1<<24)|(ch2<<16)|(ch3<<8)|(ch4<<0)};AlphaSynth.Util.IOHelper.ReadInt24=function(input,index){var i;if(AlphaSynth.Platform.TypeUtils.IsLittleEndian){i=input[index]|(input[index+1]<<8)|(input[index+2]<<16);if((i&8388608)==8388608)i=i|(-16777216)}else{i=(input[index]<<16)|(input[index+1]<<8)|input[index+2];if((i&256)==256)i=i|255}return i};AlphaSynth.Util.IOHelper.ReadInt16=function(input,index){if(AlphaSynth.Platform.TypeUtils.IsLittleEndian){return AlphaSynth.Platform.TypeUtils.ToInt16(input[index]|(input[index+1]<<8))}else{return AlphaSynth.Platform.TypeUtils.ToInt16((input[index]<<8)|input[index+1])}};AlphaSynth.Util.WaveHelper=function(){};AlphaSynth.Util.WaveHelper.SwapEndianess=function(data,bits){bits/=8;var swapArray=new Uint8Array(bits);for(var x=0;x<data.length;x+=bits){swapArray.set(data.subarray(x,x+bits),0);AlphaSynth.Platform.Std.Reverse(swapArray);data.set(swapArray.subarray(0,0+bits),x)}};for(var i=0;i<$StaticConstructors.length;i++){$StaticConstructors[i]()}