leap-1.1.1.min.js

/*!                                                              
 * LeapJS v1.1.1                                                  
 * http://github.com/leapmotion/leapjs/                                        
 *                                                                             
 * Copyright 2021 Ultraleap, Inc. and other contributors                       
 * Released under the Apache-2.0 license                                       
 * http://github.com/leapmotion/leapjs/blob/master/LICENSE                     
 */
!function r(o,i,a){function s(e,t){if(!i[e]){if(!o[e]){var n="function"==typeof require&&require;if(!t&&n)return n(e,!0);if(u)return u(e,!0);throw(n=new Error("Cannot find module '"+e+"'")).code="MODULE_NOT_FOUND",n}n=i[e]={exports:{}},o[e][0].call(n.exports,function(t){return s(o[e][1][t]||t)},n,n.exports,r,o,i,a)}return i[e].exports}for(var u="function"==typeof require&&require,t=0;t<a.length;t++)s(a[t]);return s}({1:[function(t,e,n){t("./pointable");var t=t("gl-matrix"),r=t.vec3,o=t.mat3,i=t.mat4,e=e.exports=function(t,e){this.finger=t,this._center=null,this._matrix=null,this.type=e.type,this.prevJoint=e.prevJoint,this.nextJoint=e.nextJoint,this.width=e.width;t=new Array(3);r.sub(t,e.nextJoint,e.prevJoint),this.length=r.length(t),this.basis=e.basis};e.prototype.left=function(){return this._left||(this._left=o.determinant(this.basis[0].concat(this.basis[1]).concat(this.basis[2]))<0,this._left)},e.prototype.matrix=function(){if(this._matrix)return this._matrix;var t=this.basis,e=this._matrix=i.create();return e[0]=t[0][0],e[1]=t[0][1],e[2]=t[0][2],e[4]=t[1][0],e[5]=t[1][1],e[6]=t[1][2],e[8]=t[2][0],e[9]=t[2][1],e[10]=t[2][2],e[3]=this.center()[0],e[7]=this.center()[1],e[11]=this.center()[2],this.left()&&(e[0]*=-1,e[1]*=-1,e[2]*=-1),this._matrix},e.prototype.lerp=function(t,e){r.lerp(t,this.prevJoint,this.nextJoint,e)},e.prototype.center=function(){if(this._center)return this._center;var t=r.create();return this.lerp(t,.5),this._center=t},e.prototype.direction=function(){return[-1*this.basis[2][0],-1*this.basis[2][1],-1*this.basis[2][2]]}},{"./pointable":14,"gl-matrix":21}],2:[function(t,e,n){e=e.exports=function(t){this.pos=0,this._buf=[],this.size=t};e.prototype.get=function(t){if(null==t&&(t=0),!(t>=this.size||t>=this._buf.length))return this._buf[(this.pos-t-1)%this.size]},e.prototype.push=function(t){return this._buf[this.pos%this.size]=t,this.pos++}},{}],3:[function(t,e,n){var r=t("../protocol").chooseProtocol,t=t("events").EventEmitter,o=e.exports=function(t){this.opts=Object.assign({host:"127.0.0.1",scheme:this.getScheme(),port:this.getPort(),background:!1,optimizeHMD:!1,requestProtocolVersion:o.defaultProtocolVersion},t||{}),this.host=this.opts.host,this.port=this.opts.port,this.scheme=this.opts.scheme,this.protocolVersionVerified=!1,this.background=null,this.optimizeHMD=null,this.on("ready",function(){this.setBackground(this.opts.background),this.setOptimizeHMD(this.opts.optimizeHMD),this.opts.optimizeHMD?console.log("Optimized for head mounted display usage."):console.log("Optimized for desktop usage.")})};o.defaultProtocolVersion=6,o.prototype.getUrl=function(){return this.scheme+"//"+this.host+":"+this.port+"/v"+this.opts.requestProtocolVersion+".json"},o.prototype.getScheme=function(){return"ws:"},o.prototype.getPort=function(){return 6437},o.prototype.setBackground=function(t){this.opts.background=t,this.protocol&&this.protocol.sendBackground&&this.background!==this.opts.background&&(this.background=this.opts.background,this.protocol.sendBackground(this,this.opts.background))},o.prototype.setOptimizeHMD=function(t){this.opts.optimizeHMD=t,this.protocol&&this.protocol.sendOptimizeHMD&&this.optimizeHMD!==this.opts.optimizeHMD&&(this.optimizeHMD=this.opts.optimizeHMD,this.protocol.sendOptimizeHMD(this,this.opts.optimizeHMD))},o.prototype.handleOpen=function(){this.connected||(this.connected=!0,this.emit("connect"))},o.prototype.handleClose=function(t,e){this.connected&&(this.disconnect(),1001===t&&1<this.opts.requestProtocolVersion&&(this.protocolVersionVerified?this.protocolVersionVerified=!1:this.opts.requestProtocolVersion--),this.startReconnection())},o.prototype.startReconnection=function(){var t=this;this.reconnectionTimer||(this.reconnectionTimer=setInterval(function(){t.reconnect()},500))},o.prototype.stopReconnection=function(){this.reconnectionTimer=clearInterval(this.reconnectionTimer)},o.prototype.disconnect=function(t){if(t||this.stopReconnection(),this.socket)return this.socket.close(),delete this.socket,delete this.protocol,delete this.background,delete this.optimizeHMD,delete this.focusedState,this.connected&&(this.connected=!1,this.emit("disconnect")),!0},o.prototype.reconnect=function(){this.connected?this.stopReconnection():(this.disconnect(!0),this.connect())},o.prototype.handleData=function(t){var e,t=JSON.parse(t);void 0===this.protocol?(e=this.protocol=r(t),this.protocolVersionVerified=!0,this.emit("ready")):e=this.protocol(t),this.emit(e.type,e)},o.prototype.connect=function(){if(!this.socket)return this.socket=this.setupSocket(),!0},o.prototype.send=function(t){this.socket.send(t)},o.prototype.reportFocus=function(t){this.connected&&this.focusedState!==t&&(this.focusedState=t,this.emit(this.focusedState?"focus":"blur"),this.protocol&&this.protocol.sendFocused&&this.protocol.sendFocused(this,this.focusedState))},Object.assign(o.prototype,t.prototype)},{"../protocol":15,events:31}],4:[function(t,e,n){var r=e.exports=t("./base"),e=e.exports=function(t){r.call(this,t);var e=this;this.on("ready",function(){e.startFocusLoop()}),this.on("disconnect",function(){e.stopFocusLoop()})};Object.assign(e.prototype,r.prototype),e.__proto__=r,e.prototype.useSecure=function(){return"https:"===location.protocol},e.prototype.getScheme=function(){return this.useSecure()?"wss:":"ws:"},e.prototype.getPort=function(){return this.useSecure()?6436:6437},e.prototype.setupSocket=function(){var e=this,t=new WebSocket(this.getUrl());return t.onopen=function(){e.handleOpen()},t.onclose=function(t){e.handleClose(t.code,t.reason)},t.onmessage=function(t){e.handleData(t.data)},t.onerror=function(t){e.useSecure()&&"wss:"===e.scheme&&(e.scheme="ws:",e.port=6437,e.disconnect(),e.connect())},t},e.prototype.startFocusLoop=function(){var e,n,t,r,o;this.focusDetectorTimer||(e=this,n=null,n=void 0!==document.hidden?"hidden":void 0!==document.mozHidden?"mozHidden":void 0!==document.msHidden?"msHidden":void 0!==document.webkitHidden?"webkitHidden":void 0,void 0===e.windowVisible&&(e.windowVisible=void 0===n||!1===document[n]),t=window.addEventListener("focus",function(t){e.windowVisible=!0,o()}),r=window.addEventListener("blur",function(t){e.windowVisible=!1,o()}),this.on("disconnect",function(){window.removeEventListener("focus",t),window.removeEventListener("blur",r)}),(o=function(){var t=void 0===n||!1===document[n];e.reportFocus(t&&e.windowVisible)})(),this.focusDetectorTimer=setInterval(o,100))},e.prototype.stopFocusLoop=function(){this.focusDetectorTimer&&(clearTimeout(this.focusDetectorTimer),delete this.focusDetectorTimer)}},{"./base":3}],5:[function(t,e,n){var r=t("ws"),o=t("./base"),e=e.exports=function(t){o.call(this,t);var e=this;this.on("ready",function(){e.reportFocus(!0)})};Object.assign(e.prototype,o.prototype),e.__proto__=o,e.prototype.setupSocket=function(){var n=this,t=new r(this.getUrl());return t.on("open",function(){n.handleOpen()}),t.on("message",function(t){n.handleData(t)}),t.on("close",function(t,e){n.handleClose(t,e)}),t.on("error",function(){n.startReconnection()}),t}},{"./base":3,ws:33}],6:[function(d,e,t){(function(p){(function(){var o=d("./frame"),i=d("./hand"),a=d("./pointable"),s=d("./finger"),r=d("./circular_buffer"),u=d("./pipeline"),t=d("events").EventEmitter,c=d("./dialog"),h=e.exports=function(t){var e=void 0!==p&&p.versions&&p.versions.node,n=this;this.inNode=e,t=Object.assign({inNode:this.inNode,frameEventName:this.useAnimationLoop()?"animationFrame":"deviceFrame",suppressAnimationLoop:!this.useAnimationLoop(),loopWhileDisconnected:!0,useAllPlugins:!1,checkVersion:!0},t||{}),this.animationFrameRequested=!1,this.onAnimationFrame=function(t){n.lastConnectionFrame.valid&&n.emit("animationFrame",n.lastConnectionFrame),n.emit("frameEnd",t),n.loopWhileDisconnected&&(!1!==n.connection.focusedState||n.connection.opts.background)?window.requestAnimationFrame(n.onAnimationFrame):n.animationFrameRequested=!1},this.suppressAnimationLoop=t.suppressAnimationLoop,this.loopWhileDisconnected=t.loopWhileDisconnected,this.frameEventName=t.frameEventName,this.useAllPlugins=t.useAllPlugins,this.history=new r(200),this.lastFrame=o.Invalid,this.lastValidFrame=o.Invalid,this.lastConnectionFrame=o.Invalid,this.checkVersion=t.checkVersion,void 0===t.connectionType?this.connectionType=this.inBrowser()?d("./connection/browser"):d("./connection/node"):this.connectionType=t.connectionType,this.connection=new this.connectionType(t),this.streamingCount=0,this.devices={},this.plugins={},this._pluginPipelineSteps={},this._pluginExtendedMethods={},t.useAllPlugins&&this.useRegisteredPlugins(),this.setupFrameEvents(t),this.setupConnectionEvents(),this.startAnimationLoop()};h.prototype.setBackground=function(t){return this.connection.setBackground(t),this},h.prototype.setOptimizeHMD=function(t){return this.connection.setOptimizeHMD(t),this},h.prototype.inBrowser=function(){return!this.inNode},h.prototype.useAnimationLoop=function(){return this.inBrowser()&&!this.inBackgroundPage()},h.prototype.inBackgroundPage=function(){return"undefined"!=typeof chrome&&chrome.extension&&chrome.extension.getBackgroundPage&&chrome.extension.getBackgroundPage()===window},h.prototype.connect=function(){return this.connection.connect(),this},h.prototype.streaming=function(){return 0<this.streamingCount},h.prototype.connected=function(){return!!this.connection.connected},h.prototype.startAnimationLoop=function(){this.suppressAnimationLoop||this.animationFrameRequested||(this.animationFrameRequested=!0,window.requestAnimationFrame(this.onAnimationFrame))},h.prototype.disconnect=function(){return this.connection.disconnect(),this},h.prototype.frame=function(t){return this.history.get(t)||o.Invalid},h.prototype.loop=function(t){return t&&("function"==typeof t?this.on(this.frameEventName,t):this.setupFrameEvents(t)),this.connect()},h.prototype.addStep=function(t){this.pipeline||(this.pipeline=new u(this)),this.pipeline.addStep(t)},h.prototype.processFrame=function(t){this.lastConnectionFrame=t,this.startAnimationLoop(),this.emit("deviceFrame",t)},h.prototype.processFinishedFrame=function(t){(this.lastFrame=t).valid&&(this.lastValidFrame=t),t.controller=this,t.historyIdx=this.history.push(t),this.pipeline&&(t=(t=this.pipeline.run(t))||o.Invalid),this.emit("frame",t),this.emitHandEvents(t)},h.prototype.emitHandEvents=function(t){for(var e=0;e<t.hands.length;e++)this.emit("hand",t.hands[e])},h.prototype.setupFrameEvents=function(t){t.frame&&this.on("frame",t.frame),t.hand&&this.on("hand",t.hand)},h.prototype.setupConnectionEvents=function(){var i=this;this.connection.on("frame",function(t){i.processFrame(t)}),this.on(this.frameEventName,function(t){i.processFinishedFrame(t)});function e(){if(0<i.streamingCount){for(var t in i.devices)i.emit("deviceStopped",i.devices[t]),i.emit("deviceRemoved",i.devices[t]);for(var t in i.emit("streamingStopped",i.devices[t]),i.streamingCount=0,i.devices)delete i.devices[t]}}var n=function(){var t;i.connection.opts.requestProtocolVersion<5&&0==i.streamingCount&&(i.streamingCount=1,t={attached:!0,streaming:!0,type:"unknown",id:"Lx00000000000"},i.devices[t.id]=t,i.emit("deviceAttached",t),i.emit("deviceStreaming",t),i.emit("streamingStarted",t),i.connection.removeListener("frame",n))};this.connection.on("focus",function(){i.loopWhileDisconnected&&i.startAnimationLoop(),i.emit("focus")}),this.connection.on("blur",function(){i.emit("blur")}),this.connection.on("protocol",function(t){t.on("beforeFrameCreated",function(t){i.emit("beforeFrameCreated",t)}),t.on("afterFrameCreated",function(t,e){i.emit("afterFrameCreated",t,e)}),i.emit("protocol",t)}),this.connection.on("ready",function(){i.checkVersion&&!i.inNode&&i.checkOutOfDate(),i.emit("ready")}),this.connection.on("connect",function(){i.emit("connect"),i.connection.removeListener("frame",n),i.connection.on("frame",n)}),this.connection.on("disconnect",function(){i.emit("disconnect"),e()}),this.connection.on("deviceConnect",function(t){t.state?(i.emit("deviceConnected"),i.connection.removeListener("frame",n),i.connection.on("frame",n)):(i.emit("deviceDisconnected"),e())}),this.connection.on("deviceEvent",function(t){var e,n=t.state,r=i.devices[n.id],o={};for(e in n)r&&r.hasOwnProperty(e)&&r[e]==n[e]||(o[e]=!0);i.devices[n.id]=n,o.attached&&i.emit(n.attached?"deviceAttached":"deviceRemoved",n),o.streaming&&(n.streaming?(i.streamingCount++,i.emit("deviceStreaming",n),1==i.streamingCount&&i.emit("streamingStarted",n),o.attached||i.emit("deviceConnected")):o.attached&&n.attached||(i.streamingCount--,i.emit("deviceStopped",n),0==i.streamingCount&&i.emit("streamingStopped",n),i.emit("deviceDisconnected")))}),this.on("newListener",function(t,e){"deviceConnected"!=t&&"deviceDisconnected"!=t||console.warn(t+" events are deprecated.  Consider using 'streamingStarted/streamingStopped' or 'deviceStreaming/deviceStopped' instead")})},h.prototype.checkOutOfDate=function(){console.assert(this.connection&&this.connection.protocol);var t=this.connection.protocol.serviceVersion,e=this.connection.protocol.version,n=this.connectionType.defaultProtocolVersion;return e<n&&(console.warn("Your Protocol Version is v"+e+", this app was designed for v"+n),c.warnOutOfDate({sV:t,pV:e}),!0)},h._pluginFactories={},h.plugin=function(t,e){return this._pluginFactories[t]&&console.warn('Plugin "'+t+'" already registered'),this._pluginFactories[t]=e},h.plugins=function(){return Object.keys(this._pluginFactories)};function l(t,e,n){-1!=["beforeFrameCreated","afterFrameCreated"].indexOf(e)?this.on(e,n):(this.pipeline||(this.pipeline=new u(this)),this._pluginPipelineSteps[t]||(this._pluginPipelineSteps[t]=[]),this._pluginPipelineSteps[t].push(this.pipeline.addWrappedStep(e,n)))}function f(t,e,n){var r;switch(this._pluginExtendedMethods[t]||(this._pluginExtendedMethods[t]=[]),e){case"frame":r=o;break;case"hand":r=i;break;case"pointable":r=a,Object.assign(s.prototype,n),Object.assign(s.Invalid,n);break;case"finger":r=s;break;default:throw t+' specifies invalid object type "'+e+'" for prototypical extension'}Object.assign(r.prototype,n),Object.assign(r.Invalid,n),this._pluginExtendedMethods[t].push([r,n])}h.prototype.use=function(t,e){var n,r,o,i="function"==typeof t?t:h._pluginFactories[t];if(!i)throw"Leap Plugin "+t+" not found.";if(e=e||{},this.plugins[t])return Object.assign(this.plugins[t],e),this;for(r in this.plugins[t]=e,o=i.call(this,e))("function"==typeof(n=o[r])?l:f).call(this,t,r,n);return this},h.prototype.stopUsing=function(t){var e,n=this._pluginPipelineSteps[t],r=this._pluginExtendedMethods[t],o=0;if(this.plugins[t]){if(n)for(o=0;o<n.length;o++)this.pipeline.removeStep(n[o]);if(r)for(o=0;o<r.length;o++)for(var i in e=r[o][0],r[o][1])delete e.prototype[i],delete e.Invalid[i];return delete this.plugins[t],this}},h.prototype.useRegisteredPlugins=function(){for(var t in h._pluginFactories)this.use(t)},Object.assign(h.prototype,t.prototype)}).call(this)}).call(this,d("_process"))},{"./circular_buffer":2,"./connection/browser":4,"./connection/node":5,"./dialog":7,"./finger":8,"./frame":9,"./hand":10,"./pipeline":13,"./pointable":14,_process:32,events:31}],7:[function(t,e,n){(function(t){(function(){var o=e.exports=function(t,e){this.options=e||{},this.message=t,this.createElement()};o.prototype.createElement=function(){this.element=document.createElement("div"),this.element.className="leapjs-dialog",this.element.style.position="fixed",this.element.style.top="8px",this.element.style.left=0,this.element.style.right=0,this.element.style.textAlign="center",this.element.style.zIndex=1e3;var t=document.createElement("div");this.element.appendChild(t),t.style.className="leapjs-dialog",t.style.display="inline-block",t.style.margin="auto",t.style.padding="8px",t.style.color="#222",t.style.background="#eee",t.style.borderRadius="4px",t.style.border="1px solid #999",t.style.textAlign="left",t.style.cursor="pointer",t.style.whiteSpace="nowrap",t.style.transition="box-shadow 1s linear",t.innerHTML=this.message,this.options.onclick&&t.addEventListener("click",this.options.onclick),this.options.onmouseover&&t.addEventListener("mouseover",this.options.onmouseover),this.options.onmouseout&&t.addEventListener("mouseout",this.options.onmouseout),this.options.onmousemove&&t.addEventListener("mousemove",this.options.onmousemove)},o.prototype.show=function(){return document.body.appendChild(this.element),this},o.prototype.hide=function(){return document.body.removeChild(this.element),this},o.warnOutOfDate=function(t){var e,n="http://developer.leapmotion.com?";for(e in(t=t||{}).returnTo=window.location.href,t)n+=e+"="+encodeURIComponent(t[e])+"&";var r=new o("This site requires Leap Motion Tracking V2.<button id='leapjs-accept-upgrade'  style='color: #444; transition: box-shadow 100ms linear; cursor: pointer; vertical-align: baseline; margin-left: 16px;'>Upgrade</button><button id='leapjs-decline-upgrade' style='color: #444; transition: box-shadow 100ms linear; cursor: pointer; vertical-align: baseline; margin-left: 8px; '>Not Now</button>",{onclick:function(t){return"leapjs-decline-upgrade"!=t.target.id&&(t=window.open(n,"_blank","height=800,width=1000,location=1,menubar=1,resizable=1,status=1,toolbar=1,scrollbars=1"),window.focus&&t.focus()),r.hide(),!0},onmousemove:function(t){t.target==document.getElementById("leapjs-decline-upgrade")?(document.getElementById("leapjs-decline-upgrade").style.color="#000",document.getElementById("leapjs-decline-upgrade").style.boxShadow="0px 0px 2px #5daa00",document.getElementById("leapjs-accept-upgrade").style.color="#444",document.getElementById("leapjs-accept-upgrade").style.boxShadow="none"):(document.getElementById("leapjs-accept-upgrade").style.color="#000",document.getElementById("leapjs-accept-upgrade").style.boxShadow="0px 0px 2px #5daa00",document.getElementById("leapjs-decline-upgrade").style.color="#444",document.getElementById("leapjs-decline-upgrade").style.boxShadow="none")},onmouseout:function(){document.getElementById("leapjs-decline-upgrade").style.color="#444",document.getElementById("leapjs-decline-upgrade").style.boxShadow="none",document.getElementById("leapjs-accept-upgrade").style.color="#444",document.getElementById("leapjs-accept-upgrade").style.boxShadow="none"}});return r.show()},o.hasWarnedBones=!1,o.warnBones=function(){this.hasWarnedBones||(this.hasWarnedBones=!0,console.warn("Your Leap Service is out of date"),void 0!==t&&t.versions&&t.versions.node||this.warnOutOfDate({reason:"bones"}))}}).call(this)}).call(this,t("_process"))},{_process:32}],8:[function(t,e,n){var r=t("./pointable"),o=t("./bone"),i=t("./dialog"),e=e.exports=function(t){r.call(this,t),this.dipPosition=t.dipPosition,this.pipPosition=t.pipPosition,this.mcpPosition=t.mcpPosition,this.carpPosition=t.carpPosition,this.extended=t.extended,this.type=t.type,this.finger=!0,this.positions=[this.carpPosition,this.mcpPosition,this.pipPosition,this.dipPosition,this.tipPosition],t.bases?this.addBones(t):i.warnBones()};Object.assign(e.prototype,r.prototype),e.prototype.addBones=function(t){this.metacarpal=new o(this,{type:0,width:this.width,prevJoint:this.carpPosition,nextJoint:this.mcpPosition,basis:t.bases[0]}),this.proximal=new o(this,{type:1,width:this.width,prevJoint:this.mcpPosition,nextJoint:this.pipPosition,basis:t.bases[1]}),this.medial=new o(this,{type:2,width:this.width,prevJoint:this.pipPosition,nextJoint:this.dipPosition,basis:t.bases[2]}),this.distal=new o(this,{type:3,width:this.width,prevJoint:this.dipPosition,nextJoint:t.btipPosition,basis:t.bases[3]}),this.bones=[this.metacarpal,this.proximal,this.medial,this.distal]},e.prototype.toString=function(){return"Finger [ id:"+this.id+" "+this.length+"mmx | width:"+this.width+"mm | direction:"+this.direction+" ]"},e.Invalid={valid:!1}},{"./bone":1,"./dialog":7,"./pointable":14}],9:[function(t,e,n){var u=t("./hand"),c=t("./pointable"),r=t("gl-matrix"),o=r.mat3,i=r.vec3,a=t("./interaction_box"),h=t("./finger"),e=e.exports=function(t){this.valid=!0,this.id=t.id,this.timestamp=t.timestamp,this.hands=[],this.handsMap={},this.pointables=[],this.fingers=[],t.interactionBox&&(this.interactionBox=new a(t.interactionBox)),this.pointablesMap={},this._translation=t.t,this._rotation=function n(t){return Array.isArray(t)?t.reduce(function(t,e){return t.concat(n(e))},[]):[t]}(t.r),this._scaleFactor=t.s,this.data=t,this.type="frame",this.currentFrameRate=t.currentFrameRate,this.postprocessData(t)};e.prototype.postprocessData=function(t){for(var e=0,n=(t=t||this.data).hands.length;e!=n;e++){var r=new u(t.hands[e]);(r.frame=this).hands.push(r),this.handsMap[r.id]=r}var o;t.pointables.sort((o="id",function(t,e){return t[o]>e[o]?1:e[o]>t[o]?-1:0}));for(var i=0,a=t.pointables.length;i!=a;i++){var s=t.pointables[i],s=new(s.dipPosition?h:c)(s);(s.frame=this).addPointable(s)}},e.prototype.addPointable=function(t){if(this.pointables.push(t),this.pointablesMap[t.id]=t,this.fingers.push(t),void 0!==t.handId&&this.handsMap.hasOwnProperty(t.handId)){var e=this.handsMap[t.handId];switch(e.pointables.push(t),e.fingers.push(t),t.type){case 0:e.thumb=t;break;case 1:e.indexFinger=t;break;case 2:e.middleFinger=t;break;case 3:e.ringFinger=t;break;case 4:e.pinky=t}}},e.prototype.pointable=function(t){return this.pointablesMap[t]||c.Invalid},e.prototype.finger=function(t){return this.pointable(t)},e.prototype.hand=function(t){return this.handsMap[t]||u.Invalid},e.prototype.rotationAngle=function(t,e){if(!this.valid||!t.valid)return 0;var n=this.rotationMatrix(t),n=.5*(n[0]+n[4]+n[8]-1),n=Math.acos(n),n=isNaN(n)?0:n;return void 0!==e&&(t=this.rotationAxis(t),n*=i.dot(t,i.normalize(i.create(),e))),n},e.prototype.rotationAxis=function(t){return this.valid&&t.valid?i.normalize(i.create(),[this._rotation[7]-t._rotation[5],this._rotation[2]-t._rotation[6],this._rotation[3]-t._rotation[1]]):i.create()},e.prototype.rotationMatrix=function(t){if(!this.valid||!t.valid)return o.create();var e=o.transpose(o.create(),this._rotation);return o.multiply(o.create(),t._rotation,e)},e.prototype.scaleFactor=function(t){return this.valid&&t.valid?Math.exp(this._scaleFactor-t._scaleFactor):1},e.prototype.translation=function(t){return this.valid&&t.valid?i.subtract(i.create(),this._translation,t._translation):i.create()},e.prototype.toString=function(){var t="Frame [ id:"+this.id+" | timestamp:"+this.timestamp+" | Hand count:("+this.hands.length+") | Pointable count:("+this.pointables.length+")";return t+=" ]"},e.prototype.dump=function(){var t="";t+="Frame Info:<br/>",t+=this.toString(),t+="<br/><br/>Hands:<br/>";for(var e=0,n=this.hands.length;e!=n;e++)t+="  "+this.hands[e].toString()+"<br/>";t+="<br/><br/>Pointables:<br/>";for(var r=0,o=this.pointables.length;r!=o;r++)t+="  "+this.pointables[r].toString()+"<br/>";return t+="<br/><br/>Raw JSON:<br/>",t+=JSON.stringify(this.data)},e.Invalid={valid:!1,hands:[],fingers:[],pointables:[],pointable:function(){return c.Invalid},finger:function(){return c.Invalid},hand:function(){return u.Invalid},toString:function(){return"invalid frame"},dump:function(){return this.toString()},rotationAngle:function(){return 0},rotationMatrix:function(){return 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i.create();t=i.transpose(i.create(),this._rotation);return i.multiply(i.create(),e._rotation,t)},e.prototype.scaleFactor=function(t){if(!this.valid||!t.valid)return 1;t=t.hand(this.id);return t.valid?Math.exp(this._scaleFactor-t._scaleFactor):1},e.prototype.translation=function(t){if(!this.valid||!t.valid)return a.create();t=t.hand(this.id);return t.valid?[this._translation[0]-t._translation[0],this._translation[1]-t._translation[1],this._translation[2]-t._translation[2]]:a.create()},e.prototype.toString=function(){return"Hand ("+this.type+") [ id: "+this.id+" | palm velocity:"+this.palmVelocity+" | sphere center:"+this.sphereCenter+" ] "},e.prototype.pitch=function(){return Math.atan2(this.direction[1],-this.direction[2])},e.prototype.yaw=function(){return Math.atan2(this.direction[0],-this.direction[2])},e.prototype.roll=function(){return Math.atan2(this.palmNormal[0],-this.palmNormal[1])},e.Invalid={valid:!1,fingers:[],pointables:[],left:!1,pointable:function(){return 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t[0]=s*(f*e-p*v)-l*(u*e-c*v)+m*(u*p-c*f),t[1]=-(r*(f*e-p*v)-l*(o*e-i*v)+m*(o*p-i*f)),t[2]=r*(u*e-c*v)-s*(o*e-i*v)+m*(o*c-i*u),t[3]=-(r*(u*p-c*f)-s*(o*p-i*f)+l*(o*c-i*u)),t[4]=-(a*(f*e-p*v)-h*(u*e-c*v)+d*(u*p-c*f)),t[5]=n*(f*e-p*v)-h*(o*e-i*v)+d*(o*p-i*f),t[6]=-(n*(u*e-c*v)-a*(o*e-i*v)+d*(o*c-i*u)),t[7]=n*(u*p-c*f)-a*(o*p-i*f)+h*(o*c-i*u),t[8]=a*(l*e-p*m)-h*(s*e-c*m)+d*(s*p-c*l),t[9]=-(n*(l*e-p*m)-h*(r*e-i*m)+d*(r*p-i*l)),t[10]=n*(s*e-c*m)-a*(r*e-i*m)+d*(r*c-i*s),t[11]=-(n*(s*p-c*l)-a*(r*p-i*l)+h*(r*c-i*s)),t[12]=-(a*(l*v-f*m)-h*(s*v-u*m)+d*(s*f-u*l)),t[13]=n*(l*v-f*m)-h*(r*v-o*m)+d*(r*f-o*l),t[14]=-(n*(s*v-u*m)-a*(r*v-o*m)+d*(r*u-o*s)),t[15]=n*(s*f-u*l)-a*(r*f-o*l)+h*(r*u-o*s),t},n.determinant=function(t){var 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t[0]=1,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=1,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=1,t[11]=0,t[12]=e[0],t[13]=e[1],t[14]=e[2],t[15]=1,t},n.fromScaling=function(t,e){return t[0]=e[0],t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=e[1],t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=e[2],t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t},n.fromRotation=function(t,e,n){var r=n[0],o=n[1],i=n[2],a=Math.hypot(r,o,i);if(a<I.EPSILON)return null;return r*=a=1/a,o*=a,i*=a,n=Math.sin(e),a=Math.cos(e),e=1-a,t[0]=r*r*e+a,t[1]=o*r*e+i*n,t[2]=i*r*e-o*n,t[3]=0,t[4]=r*o*e-i*n,t[5]=o*o*e+a,t[6]=i*o*e+r*n,t[7]=0,t[8]=r*i*e+o*n,t[9]=o*i*e-r*n,t[10]=i*i*e+a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t},n.fromXRotation=function(t,e){var n=Math.sin(e),e=Math.cos(e);return t[0]=1,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=e,t[6]=n,t[7]=0,t[8]=0,t[9]=-n,t[10]=e,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t},n.fromYRotation=function(t,e){var n=Math.sin(e),e=Math.cos(e);return t[0]=e,t[1]=0,t[2]=-n,t[3]=0,t[4]=0,t[5]=1,t[6]=0,t[7]=0,t[8]=n,t[9]=0,t[10]=e,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t},n.fromZRotation=function(t,e){var n=Math.sin(e),e=Math.cos(e);return t[0]=e,t[1]=n,t[2]=0,t[3]=0,t[4]=-n,t[5]=e,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=1,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t},n.fromRotationTranslation=f,n.fromQuat2=function(t,e){var n=new I.ARRAY_TYPE(3),r=-e[0],o=-e[1],i=-e[2],a=e[3],s=e[4],u=e[5],c=e[6],h=e[7],l=r*r+o*o+i*i+a*a;0<l?(n[0]=2*(s*a+h*r+u*i-c*o)/l,n[1]=2*(u*a+h*o+c*r-s*i)/l,n[2]=2*(c*a+h*i+s*o-u*r)/l):(n[0]=2*(s*a+h*r+u*i-c*o),n[1]=2*(u*a+h*o+c*r-s*i),n[2]=2*(c*a+h*i+s*o-u*r));return f(t,e,n),t},n.getTranslation=function(t,e){return t[0]=e[12],t[1]=e[13],t[2]=e[14],t},n.getScaling=p,n.getRotation=function(t,e){var n=new I.ARRAY_TYPE(3);p(n,e);var r=1/n[0],o=1/n[1],i=1/n[2],a=e[0]*r,s=e[1]*o,u=e[2]*i,c=e[4]*r,h=e[5]*o,l=e[6]*i,n=e[8]*r,r=e[9]*o,o=e[10]*i,e=a+h+o,i=0;0<e?(i=2*Math.sqrt(1+e),t[3]=.25*i,t[0]=(l-r)/i,t[1]=(n-u)/i,t[2]=(s-c)/i):h<a&&o<a?(i=2*Math.sqrt(1+a-h-o),t[3]=(l-r)/i,t[0]=.25*i,t[1]=(s+c)/i,t[2]=(n+u)/i):o<h?(i=2*Math.sqrt(1+h-a-o),t[3]=(n-u)/i,t[0]=(s+c)/i,t[1]=.25*i,t[2]=(l+r)/i):(i=2*Math.sqrt(1+o-a-h),t[3]=(s-c)/i,t[0]=(n+u)/i,t[1]=(l+r)/i,t[2]=.25*i);return t},n.fromRotationTranslationScale=function(t,e,n,r){var o=e[0],i=e[1],a=e[2],s=e[3],u=o+o,c=i+i,h=a+a,l=o*u,f=o*c,p=o*h,e=i*c,o=i*h,i=a*h,a=s*u,u=s*c,c=s*h,s=r[0],h=r[1],r=r[2];return t[0]=(1-(e+i))*s,t[1]=(f+c)*s,t[2]=(p-u)*s,t[3]=0,t[4]=(f-c)*h,t[5]=(1-(l+i))*h,t[6]=(o+a)*h,t[7]=0,t[8]=(p+u)*r,t[9]=(o-a)*r,t[10]=(1-(l+e))*r,t[11]=0,t[12]=n[0],t[13]=n[1],t[14]=n[2],t[15]=1,t},n.fromRotationTranslationScaleOrigin=function(t,e,n,r,o){var 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