(function(h,e){"object"===typeof exports&&"undefined"!==typeof module?e(exports,require("three")):"function"===typeof define&&define.amd?define(["exports","three"],e):(h=h||self,e(h.PANOLENS={},h.THREE))})(this,function(h,e){function S(a){this.constraints=Object.assign({video:{width:{ideal:1920},height:{ideal:1080},facingMode:{exact:"environment"}},audio:!1},a);this.element=this.scene=this.container=null;this.devices=[];this.stream=null;this.ratioScalar=1;this.videoDeviceIndex=0}function M(a,b,c){a=
  void 0===a?16777215:a;b=void 0===b?!0:b;c=void 0===c?1500:c;this.dpr=window.devicePixelRatio;var d=this.createCanvas(),g=d.canvas;d=d.context;var k=new e.SpriteMaterial({color:a,map:this.createCanvasTexture(g)});e.Sprite.call(this,k);this.canvasWidth=g.width;this.canvasHeight=g.height;this.context=d;this.color=a instanceof e.Color?a:new e.Color(a);this.autoSelect=b;this.dwellTime=c;this.rippleDuration=500;this.position.z=-10;this.center.set(.5,.5);this.scale.set(.5,.5,1);this.callback=this.timerId=
  this.startTimestamp=null;this.frustumCulled=!1;this.updateCanvasArcByProgress(0)}function z(a,b,c){a=void 0===a?300:a;b=b||u.Info;e.Sprite.call(this);this.type="infospot";this.animated=void 0!==c?c:!0;this.frustumCulled=this.isHovering=!1;this.cursorStyle=this.toPanorama=this.element=null;this.mode=t.NORMAL;this.scale.set(a,a,1);this.rotation.y=Math.PI;this.container=null;this.originalRaycast=this.raycast;this.HANDLER_FOCUS=null;this.material.side=e.DoubleSide;this.material.depthTest=!1;this.material.transparent=
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  this.material.map=d;this.material.needsUpdate=!0}}.bind(this);this.showAnimation=(new r.Tween(this.material)).to({opacity:1},500).onStart(this.enableRaycast.bind(this,!0)).easing(r.Easing.Quartic.Out);this.hideAnimation=(new r.Tween(this.material)).to({opacity:0},500).onStart(this.enableRaycast.bind(this,!1)).easing(r.Easing.Quartic.Out);this.addEventListener("click",this.onClick);this.addEventListener("hover",this.onHover);this.addEventListener("hoverenter",this.onHoverStart);this.addEventListener("hoverleave",
  this.onHoverEnd);this.addEventListener("panolens-dual-eye-effect",this.onDualEyeEffect);this.addEventListener("panolens-container",this.setContainer.bind(this));this.addEventListener("dismiss",this.onDismiss);this.addEventListener("panolens-infospot-focus",this.setFocusMethod);N.load(b,c)}function I(a){a||console.warn("PANOLENS.Widget: No container specified");e.EventDispatcher.call(this);this.DEFAULT_TRANSITION="all 0.27s ease";this.TOUCH_ENABLED=!!("ontouchstart"in window||window.DocumentTouch&&
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  function y(a,b,c){b=b||new e.SphereBufferGeometry(5E3,60,40);c=c||new e.MeshBasicMaterial({opacity:0,transparent:!0});n.call(this,b,c);this.src=a;this.radius=5E3}function W(){var a=new e.BufferGeometry,b=new e.MeshBasicMaterial({color:0,opacity:0,transparent:!0});a.addAttribute("position",new e.BufferAttribute(new Float32Array,1));n.call(this,a,b)}function F(a){a=void 0===a?[]:a;var b=Object.assign({},e.ShaderLib.cube),c=new e.BoxBufferGeometry(1E4,1E4,1E4);b=new e.ShaderMaterial({fragmentShader:b.fragmentShader,
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  crossOrigin:"anonymous"};Object.assign(this.options,b);this.videoElement=this.options.videoElement;this.videoProgress=0;this.radius=5E3;this.addEventListener("leave",this.pauseVideo.bind(this));this.addEventListener("enter-fade-start",this.resumeVideoProgress.bind(this));this.addEventListener("video-toggle",this.toggleVideo.bind(this));this.addEventListener("video-time",this.setVideoCurrentTime.bind(this))}function P(a){this._parameters=a=void 0===a?{}:a;this._panoId=this._zoom=null;this._panoClient=
  new google.maps.StreetViewService;this._total=this._count=0;this._canvas=[];this._ctx=[];this._hc=this._wc=0;this.result=null;this.rotation=0;this.copyright="";this.onPanoramaLoad=this.onSizeChange=null;this.levelsW=[1,2,4,7,13,26];this.levelsH=[1,1,2,4,7,13];this.widths=[416,832,1664,3328,6656,13312];this.heights=[416,416,832,1664,3328,6656];this.maxH=this.maxW=6656;var b;try{var c=document.createElement("canvas");(b=c.getContext("experimental-webgl"))||(b=c.getContext("webgl"))}catch(d){}this.maxW=
  Math.max(b.getParameter(b.MAX_TEXTURE_SIZE),this.maxW);this.maxH=Math.max(b.getParameter(b.MAX_TEXTURE_SIZE),this.maxH)}function Z(a,b){y.call(this);this.panoId=a;this.gsvLoader=null;this.loadRequested=!1;this.setupGoogleMapAPI(b)}function C(a,b,c,d){c=void 0===c?1E4:c;d=void 0===d?.5:d;"image"===(void 0===a?"image":a)&&y.call(this,b,this.createGeometry(c,d),this.createMaterial(c));this.size=c;this.ratio=d;this.EPS=1E-6;this.frameId=null;this.dragging=!1;this.userMouse=new e.Vector2;this.quatA=new e.Quaternion;
  this.quatB=new e.Quaternion;this.quatCur=new e.Quaternion;this.quatSlerp=new e.Quaternion;this.vectorX=new e.Vector3(1,0,0);this.vectorY=new e.Vector3(0,1,0);this.addEventListener("window-resize",this.onWindowResize)}function aa(a,b,c){C.call(this,"image",a,b,c)}function J(a){var b=new e.SphereBufferGeometry(5E3,60,40),c=new e.MeshBasicMaterial({visible:!1});n.call(this,b,c);this.media=new S(a);this.radius=5E3;this.addEventListener("enter",this.start.bind(this));this.addEventListener("leave",this.stop.bind(this));
  this.addEventListener("panolens-container",this.onPanolensContainer.bind(this));this.addEventListener("panolens-scene",this.onPanolensScene.bind(this))}function ba(a,b){function c(a){Q=!1;K=L=0;if(!1!==f.enabled){a.preventDefault();if(a.button===f.mouseButtons.ORBIT){if(!0===f.noRotate)return;x=w.ROTATE;D.set(a.clientX,a.clientY)}else if(a.button===f.mouseButtons.ZOOM){if(!0===f.noZoom)return;x=w.DOLLY;y.set(a.clientX,a.clientY)}else if(a.button===f.mouseButtons.PAN){if(!0===f.noPan)return;x=w.PAN;
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  f.noZoom&&x===w.NONE){a.preventDefault();a.stopPropagation();var d=0;void 0!==a.wheelDelta?d=a.wheelDelta:void 0!==a.detail&&(d=-a.detail);0<d?(f.object.fov=f.object.fov<f.maxFov?f.object.fov+1:f.maxFov,f.object.updateProjectionMatrix()):0>d&&(f.object.fov=f.object.fov>f.minFov?f.object.fov-1:f.minFov,f.object.updateProjectionMatrix());f.update();f.dispatchEvent(V);f.dispatchEvent(O);f.dispatchEvent(P)}}function p(a){switch(a.keyCode){case f.keys.UP:I=!1;break;case f.keys.BOTTOM:J=!1;break;case f.keys.LEFT:X=
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  f.noRotate)return;x=w.TOUCH_ROTATE;D.set(a.touches[0].pageX,a.touches[0].pageY);break;case 2:if(!0===f.noZoom)return;x=w.TOUCH_DOLLY;var d=a.touches[0].pageX-a.touches[1].pageX;a=a.touches[0].pageY-a.touches[1].pageY;y.set(0,Math.sqrt(d*d+a*a));break;case 3:if(!0===f.noPan)return;x=w.TOUCH_PAN;n.set(a.touches[0].pageX,a.touches[0].pageY);break;default:x=w.NONE}x!==w.NONE&&f.dispatchEvent(O)}}function v(a){if(!1!==f.enabled){a.preventDefault();a.stopPropagation();var d=f.domElement===document?f.domElement.body:
  f.domElement;switch(a.touches.length){case 1:if(!0===f.noRotate)break;if(x!==w.TOUCH_ROTATE)break;h.set(a.touches[0].pageX,a.touches[0].pageY);r.subVectors(h,D);f.rotateLeft(2*Math.PI*r.x/d.clientWidth*f.rotateSpeed);f.rotateUp(2*Math.PI*r.y/d.clientHeight*f.rotateSpeed);D.copy(h);G&&(K=a.touches[0].pageX-G.pageX,L=a.touches[0].pageY-G.pageY);G={pageX:a.touches[0].pageX,pageY:a.touches[0].pageY};f.update();break;case 2:if(!0===f.noZoom)break;if(x!==w.TOUCH_DOLLY)break;d=a.touches[0].pageX-a.touches[1].pageX;
  a=a.touches[0].pageY-a.touches[1].pageY;z.set(0,Math.sqrt(d*d+a*a));T.subVectors(z,y);0>T.y?(f.object.fov=f.object.fov<f.maxFov?f.object.fov+1:f.maxFov,f.object.updateProjectionMatrix()):0<T.y&&(f.object.fov=f.object.fov>f.minFov?f.object.fov-1:f.minFov,f.object.updateProjectionMatrix());y.copy(z);f.update();f.dispatchEvent(V);break;case 3:if(!0===f.noPan)break;if(x!==w.TOUCH_PAN)break;U.set(a.touches[0].pageX,a.touches[0].pageY);t.subVectors(U,n);f.pan(t.x,t.y);n.copy(U);f.update();break;default:x=
  w.NONE}}}function q(){Q=!0;G=void 0;!1!==f.enabled&&(f.dispatchEvent(P),x=w.NONE)}this.object=a;this.domElement=void 0!==b?b:document;this.frameId=null;this.enabled=!0;this.center=this.target=new e.Vector3;this.noZoom=!1;this.zoomSpeed=1;this.minDistance=0;this.maxDistance=Infinity;this.minZoom=0;this.maxZoom=Infinity;this.noRotate=!1;this.rotateSpeed=-.15;this.noPan=!0;this.keyPanSpeed=7;this.autoRotate=!1;this.autoRotateSpeed=2;this.minPolarAngle=0;this.maxPolarAngle=Math.PI;this.momentumDampingFactor=
  .9;this.momentumScalingFactor=-.005;this.momentumKeydownFactor=20;this.minFov=30;this.maxFov=120;this.minAzimuthAngle=-Infinity;this.maxAzimuthAngle=Infinity;this.noKeys=!1;this.keys={LEFT:37,UP:38,RIGHT:39,BOTTOM:40};this.mouseButtons={ORBIT:e.MOUSE.LEFT,ZOOM:e.MOUSE.MIDDLE,PAN:e.MOUSE.RIGHT};var f=this,D=new e.Vector2,h=new e.Vector2,r=new e.Vector2,n=new e.Vector2,U=new e.Vector2,t=new e.Vector2,u=new e.Vector3,A=new e.Vector3,y=new e.Vector2,z=new e.Vector2,T=new e.Vector2,R=0,H=0,B=0,C=0,E=1,
  F=new e.Vector3,M=new e.Vector3,N=new e.Quaternion,K=0,L=0,G,Q=!1,I,J,X,Y,w={NONE:-1,ROTATE:0,DOLLY:1,PAN:2,TOUCH_ROTATE:3,TOUCH_DOLLY:4,TOUCH_PAN:5},x=w.NONE;this.target0=this.target.clone();this.position0=this.object.position.clone();this.zoom0=this.object.zoom;var S=(new e.Quaternion).setFromUnitVectors(a.up,new e.Vector3(0,1,0)),W=S.clone().inverse(),V={type:"change"},O={type:"start"},P={type:"end"};this.setLastQuaternion=function(a){N.copy(a);f.object.quaternion.copy(a)};this.getLastPosition=
  function(){return M};this.rotateLeft=function(a){void 0===a&&(a=2*Math.PI/60/60*f.autoRotateSpeed);C-=a};this.rotateUp=function(a){void 0===a&&(a=2*Math.PI/60/60*f.autoRotateSpeed);B-=a};this.panLeft=function(a){var d=this.object.matrix.elements;u.set(d[0],d[1],d[2]);u.multiplyScalar(-a);F.add(u)};this.panUp=function(a){var d=this.object.matrix.elements;u.set(d[4],d[5],d[6]);u.multiplyScalar(a);F.add(u)};this.pan=function(a,d){var b=f.domElement===document?f.domElement.body:f.domElement;if(f.object instanceof
  e.PerspectiveCamera){var c=f.object.position.clone().sub(f.target).length();c*=Math.tan(f.object.fov/2*Math.PI/180);f.panLeft(2*a*c/b.clientHeight);f.panUp(2*d*c/b.clientHeight)}else f.object instanceof e.OrthographicCamera?(f.panLeft(a*(f.object.right-f.object.left)/b.clientWidth),f.panUp(d*(f.object.top-f.object.bottom)/b.clientHeight)):console.warn("WARNING: OrbitControls.js encountered an unknown camera type - pan disabled.")};this.momentum=function(){Q&&(1E-4>Math.abs(K)&&1E-4>Math.abs(L)?Q=
  !1:(L*=this.momentumDampingFactor,K*=this.momentumDampingFactor,C-=this.momentumScalingFactor*K,B-=this.momentumScalingFactor*L))};this.dollyIn=function(a){void 0===a&&(a=Math.pow(.95,f.zoomSpeed));f.object instanceof e.PerspectiveCamera?E/=a:f.object instanceof e.OrthographicCamera?(f.object.zoom=Math.max(this.minZoom,Math.min(this.maxZoom,this.object.zoom*a)),f.object.updateProjectionMatrix(),f.dispatchEvent(V)):console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled.")};
  this.dollyOut=function(a){void 0===a&&(a=Math.pow(.95,f.zoomSpeed));f.object instanceof e.PerspectiveCamera?E*=a:f.object instanceof e.OrthographicCamera?(f.object.zoom=Math.max(this.minZoom,Math.min(this.maxZoom,this.object.zoom/a)),f.object.updateProjectionMatrix(),f.dispatchEvent(V)):console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled.")};this.update=function(a){var d=this.object.position;A.copy(d).sub(this.target);A.applyQuaternion(S);R=Math.atan2(A.x,
  A.z);H=Math.atan2(Math.sqrt(A.x*A.x+A.z*A.z),A.y);this.autoRotate&&x===w.NONE&&this.rotateLeft(2*Math.PI/60/60*f.autoRotateSpeed);this.momentum();R+=C;H+=B;R=Math.max(this.minAzimuthAngle,Math.min(this.maxAzimuthAngle,R));H=Math.max(this.minPolarAngle,Math.min(this.maxPolarAngle,H));H=Math.max(1E-7,Math.min(Math.PI-1E-7,H));var b=A.length()*E;b=Math.max(this.minDistance,Math.min(this.maxDistance,b));this.target.add(F);A.x=b*Math.sin(H)*Math.sin(R);A.y=b*Math.cos(H);A.z=b*Math.sin(H)*Math.cos(R);A.applyQuaternion(W);
  d.copy(this.target).add(A);this.object.lookAt(this.target);B=C=0;E=1;F.set(0,0,0);if(1E-7<M.distanceToSquared(this.object.position)||1E-7<8*(1-N.dot(this.object.quaternion)))!0!==a&&this.dispatchEvent(V),M.copy(this.object.position),N.copy(this.object.quaternion)};this.reset=function(){x=w.NONE;this.target.copy(this.target0);this.object.position.copy(this.position0);this.object.zoom=this.zoom0;this.object.updateProjectionMatrix();this.dispatchEvent(V);this.update()};this.getPolarAngle=function(){return H};
  this.getAzimuthalAngle=function(){return R};this.dispose=function(){this.domElement.removeEventListener("mousedown",c);this.domElement.removeEventListener("mousewheel",k);this.domElement.removeEventListener("DOMMouseScroll",k);this.domElement.removeEventListener("touchstart",l);this.domElement.removeEventListener("touchend",q);this.domElement.removeEventListener("touchmove",v);window.removeEventListener("keyup",p);window.removeEventListener("keydown",m)};this.domElement.addEventListener("mousedown",
  c,{passive:!1});this.domElement.addEventListener("mousewheel",k,{passive:!1});this.domElement.addEventListener("DOMMouseScroll",k,{passive:!1});this.domElement.addEventListener("touchstart",l,{passive:!1});this.domElement.addEventListener("touchend",q,{passive:!1});this.domElement.addEventListener("touchmove",v,{passive:!1});window.addEventListener("keyup",p,{passive:!1});window.addEventListener("keydown",m,{passive:!1});this.update()}function ca(a,b){var c=this,d={type:"change"},g=0,k=0,p=0,m=0;
  this.camera=a;this.camera.rotation.reorder("YXZ");this.domElement=void 0!==b?b:document;this.enabled=!0;this.deviceOrientation={};this.alphaOffsetAngle=this.alpha=this.screenOrientation=0;var l=function(a){c.deviceOrientation=a},v=function(){c.screenOrientation=window.orientation||0},q=function(a){a.preventDefault();a.stopPropagation();p=a.touches[0].pageX;m=a.touches[0].pageY},f=function(a){a.preventDefault();a.stopPropagation();g+=e.Math.degToRad((a.touches[0].pageX-p)/4);k+=e.Math.degToRad((m-
  a.touches[0].pageY)/4);c.updateAlphaOffsetAngle(g);p=a.touches[0].pageX;m=a.touches[0].pageY};this.connect=function(){v();window.addEventListener("orientationchange",v,{passive:!0});window.addEventListener("deviceorientation",l,{passive:!0});window.addEventListener("deviceorientation",this.update.bind(this),{passive:!0});c.domElement.addEventListener("touchstart",q,{passive:!1});c.domElement.addEventListener("touchmove",f,{passive:!1});c.enabled=!0};this.disconnect=function(){window.removeEventListener("orientationchange",
  v,!1);window.removeEventListener("deviceorientation",l,!1);window.removeEventListener("deviceorientation",this.update.bind(this),!1);c.domElement.removeEventListener("touchstart",q,!1);c.domElement.removeEventListener("touchmove",f,!1);c.enabled=!1};this.update=function(a){if(!1!==c.enabled){var b=c.deviceOrientation.alpha?e.Math.degToRad(c.deviceOrientation.alpha)+c.alphaOffsetAngle:0,g=c.deviceOrientation.beta?e.Math.degToRad(c.deviceOrientation.beta):0,f=c.deviceOrientation.gamma?e.Math.degToRad(c.deviceOrientation.gamma):
  0,p=c.screenOrientation?e.Math.degToRad(c.screenOrientation):0,m=c.camera.quaternion,l=new e.Vector3(0,0,1),D=new e.Euler,q=new e.Quaternion,v=new e.Quaternion(-Math.sqrt(.5),0,0,Math.sqrt(.5)),h=new e.Quaternion,r=new e.Quaternion;if(0==c.screenOrientation){var n=new e.Vector3(1,0,0);h.setFromAxisAngle(n,-k)}else 180==c.screenOrientation?(n=new e.Vector3(1,0,0),h.setFromAxisAngle(n,k)):90==c.screenOrientation?(n=new e.Vector3(0,1,0),h.setFromAxisAngle(n,k)):-90==c.screenOrientation&&(n=new e.Vector3(0,
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  this._repeat){isFinite(this._repeat)&&this._repeat--;for(b in this._valuesStartRepeat)"string"===typeof this._valuesEnd[b]&&(this._valuesStartRepeat[b]+=parseFloat(this._valuesEnd[b])),this._yoyo&&(d=this._valuesStartRepeat[b],this._valuesStartRepeat[b]=this._valuesEnd[b],this._valuesEnd[b]=d),this._valuesStart[b]=this._valuesStartRepeat[b];this._yoyo&&(this._reversed=!this._reversed);this._startTime=void 0!==this._repeatDelayTime?a+this._repeatDelayTime:a+this._delayTime;null!==this._onRepeatCallback&&
  this._onRepeatCallback(this._object)}else{null!==this._onCompleteCallback&&this._onCompleteCallback(this._object);a=0;for(b=this._chainedTweens.length;a<b;a++)this._chainedTweens[a].start(this._startTime+this._duration);return!1}return!0}};c.Easing={Linear:{None:function(a){return a}},Quadratic:{In:function(a){return a*a},Out:function(a){return a*(2-a)},InOut:function(a){return 1>(a*=2)?.5*a*a:-.5*(--a*(a-2)-1)}},Cubic:{In:function(a){return a*a*a},Out:function(a){return--a*a*a+1},InOut:function(a){return 1>
  (a*=2)?.5*a*a*a:.5*((a-=2)*a*a+2)}},Quartic:{In:function(a){return a*a*a*a},Out:function(a){return 1- --a*a*a*a},InOut:function(a){return 1>(a*=2)?.5*a*a*a*a:-.5*((a-=2)*a*a*a-2)}},Quintic:{In:function(a){return a*a*a*a*a},Out:function(a){return--a*a*a*a*a+1},InOut:function(a){return 1>(a*=2)?.5*a*a*a*a*a:.5*((a-=2)*a*a*a*a+2)}},Sinusoidal:{In:function(a){return 1-Math.cos(a*Math.PI/2)},Out:function(a){return Math.sin(a*Math.PI/2)},InOut:function(a){return.5*(1-Math.cos(Math.PI*a))}},Exponential:{In:function(a){return 0===
  a?0:Math.pow(1024,a-1)},Out:function(a){return 1===a?1:1-Math.pow(2,-10*a)},InOut:function(a){return 0===a?0:1===a?1:1>(a*=2)?.5*Math.pow(1024,a-1):.5*(-Math.pow(2,-10*(a-1))+2)}},Circular:{In:function(a){return 1-Math.sqrt(1-a*a)},Out:function(a){return Math.sqrt(1- --a*a)},InOut:function(a){return 1>(a*=2)?-.5*(Math.sqrt(1-a*a)-1):.5*(Math.sqrt(1-(a-=2)*a)+1)}},Elastic:{In:function(a){return 0===a?0:1===a?1:-Math.pow(2,10*(a-1))*Math.sin(5*(a-1.1)*Math.PI)},Out:function(a){return 0===a?0:1===a?
  1:Math.pow(2,-10*a)*Math.sin(5*(a-.1)*Math.PI)+1},InOut:function(a){if(0===a)return 0;if(1===a)return 1;a*=2;return 1>a?-.5*Math.pow(2,10*(a-1))*Math.sin(5*(a-1.1)*Math.PI):.5*Math.pow(2,-10*(a-1))*Math.sin(5*(a-1.1)*Math.PI)+1}},Back:{In:function(a){return a*a*(2.70158*a-1.70158)},Out:function(a){return--a*a*(2.70158*a+1.70158)+1},InOut:function(a){return 1>(a*=2)?.5*a*a*(3.5949095*a-2.5949095):.5*((a-=2)*a*(3.5949095*a+2.5949095)+2)}},Bounce:{In:function(a){return 1-c.Easing.Bounce.Out(1-a)},Out:function(a){return a<
  1/2.75?7.5625*a*a:a<2/2.75?7.5625*(a-=1.5/2.75)*a+.75:a<2.5/2.75?7.5625*(a-=2.25/2.75)*a+.9375:7.5625*(a-=2.625/2.75)*a+.984375},InOut:function(a){return.5>a?.5*c.Easing.Bounce.In(2*a):.5*c.Easing.Bounce.Out(2*a-1)+.5}}};c.Interpolation={Linear:function(a,b){var d=a.length-1,g=d*b,e=Math.floor(g),l=c.Interpolation.Utils.Linear;return 0>b?l(a[0],a[1],g):1<b?l(a[d],a[d-1],d-g):l(a[e],a[e+1>d?d:e+1],g-e)},Bezier:function(a,b){for(var d=0,g=a.length-1,e=Math.pow,l=c.Interpolation.Utils.Bernstein,h=0;h<=
  g;h++)d+=e(1-b,g-h)*e(b,h)*a[h]*l(g,h);return d},CatmullRom:function(a,b){var d=a.length-1,g=d*b,e=Math.floor(g),l=c.Interpolation.Utils.CatmullRom;return a[0]===a[d]?(0>b&&(e=Math.floor(g=d*(1+b))),l(a[(e-1+d)%d],a[e],a[(e+1)%d],a[(e+2)%d],g-e)):0>b?a[0]-(l(a[0],a[0],a[1],a[1],-g)-a[0]):1<b?a[d]-(l(a[d],a[d],a[d-1],a[d-1],g-d)-a[d]):l(a[e?e-1:0],a[e],a[d<e+1?d:e+1],a[d<e+2?d:e+2],g-e)},Utils:{Linear:function(a,b,c){return(b-a)*c+a},Bernstein:function(a,b){var d=c.Interpolation.Utils.Factorial;return d(a)/
  d(b)/d(a-b)},Factorial:function(){var a=[1];return function(b){var c=1;if(a[b])return a[b];for(var d=b;1<d;d--)c*=d;return a[b]=c}}(),CatmullRom:function(a,b,c,e,m){a=.5*(c-a);e=.5*(e-b);var d=m*m;return(2*b-2*c+a+e)*m*d+(-3*b+3*c-2*a-e)*d+a*m+b}}};a.exports=c});z.prototype=Object.assign(Object.create(e.Sprite.prototype),{constructor:z,setContainer:function(a){if(a instanceof HTMLElement)var b=a;else a&&a.container&&(b=a.container);b&&this.element&&b.appendChild(this.element);this.container=b},getContainer:function(){return this.container},
  onClick:function(a){this.element&&this.getContainer()&&(this.onHoverStart(a),this.lockHoverElement())},onDismiss:function(){this.element&&(this.unlockHoverElement(),this.onHoverEnd())},onHover:function(){},onHoverStart:function(a){if(this.getContainer()){var b=this.cursorStyle||(this.mode===t.NORMAL?"pointer":"default"),c=this.scaleDownAnimation,d=this.scaleUpAnimation,g=this.element;this.isHovering=!0;this.container.style.cursor=b;this.animated&&(c.stop(),d.start());g&&0<=a.mouseEvent.clientX&&0<=
  a.mouseEvent.clientY&&(a=g.left,b=g.right,c=g.style,this.mode===t.CARDBOARD||this.mode===t.STEREO?(c.display="none",a.style.display="block",b.style.display="block",g._width=a.clientWidth,g._height=a.clientHeight):(c.display="block",a&&(a.style.display="none"),b&&(b.style.display="none"),g._width=g.clientWidth,g._height=g.clientHeight))}},onHoverEnd:function(){if(this.getContainer()){var a=this.scaleDownAnimation,b=this.scaleUpAnimation,c=this.element;this.isHovering=!1;this.container.style.cursor=
  "default";this.animated&&(b.stop(),a.start());c&&!this.element.locked&&(a=c.left,b=c.right,c.style.display="none",a&&(a.style.display="none"),b&&(b.style.display="none"),this.unlockHoverElement())}},onDualEyeEffect:function(a){if(this.getContainer()){this.mode=a.mode;a=this.element;var b=this.container.clientWidth/2;var c=this.container.clientHeight/2;a&&(a.left||a.right||(a.left=a.cloneNode(!0),a.right=a.cloneNode(!0)),this.mode===t.CARDBOARD||this.mode===t.STEREO?(a.left.style.display=a.style.display,
  a.right.style.display=a.style.display,a.style.display="none"):(a.style.display=a.left.style.display,a.left.style.display="none",a.right.style.display="none"),this.translateElement(b,c),this.container.appendChild(a.left),this.container.appendChild(a.right))}},translateElement:function(a,b){if(this.element._width&&this.element._height&&this.getContainer()){var c=this.container;var d=this.element;var g=d._width/2;var e=d._height/2;var p=void 0!==d.verticalDelta?d.verticalDelta:40;var m=a-g;var l=b-e-
  p;this.mode!==t.CARDBOARD&&this.mode!==t.STEREO||!d.left||!d.right||a===c.clientWidth/2&&b===c.clientHeight/2?this.setElementStyle("transform",d,"translate("+m+"px, "+l+"px)"):(m=c.clientWidth/4-g+(a-c.clientWidth/2),l=c.clientHeight/2-e-p+(b-c.clientHeight/2),this.setElementStyle("transform",d.left,"translate("+m+"px, "+l+"px)"),m+=c.clientWidth/2,this.setElementStyle("transform",d.right,"translate("+m+"px, "+l+"px)"))}},setElementStyle:function(a,b,c){b=b.style;"transform"===a&&(b.webkitTransform=
  b.msTransform=b.transform=c)},setText:function(a){this.element&&(this.element.textContent=a)},setCursorHoverStyle:function(a){this.cursorStyle=a},addHoverText:function(a,b){b=void 0===b?40:b;this.element||(this.element=document.createElement("div"),this.element.style.display="none",this.element.style.color="#fff",this.element.style.top=0,this.element.style.maxWidth="50%",this.element.style.maxHeight="50%",this.element.style.textShadow="0 0 3px #000000",this.element.style.fontFamily='"Trebuchet MS", Helvetica, sans-serif',
  this.element.style.position="absolute",this.element.classList.add("panolens-infospot"),this.element.verticalDelta=b);this.setText(a)},addHoverElement:function(a,b){b=void 0===b?40:b;this.element||(this.element=a.cloneNode(!0),this.element.style.display="none",this.element.style.top=0,this.element.style.position="absolute",this.element.classList.add("panolens-infospot"),this.element.verticalDelta=b)},removeHoverElement:function(){this.element&&(this.element.left&&(this.container.removeChild(this.element.left),
  this.element.left=null),this.element.right&&(this.container.removeChild(this.element.right),this.element.right=null),this.container.removeChild(this.element),this.element=null)},lockHoverElement:function(){this.element&&(this.element.locked=!0)},unlockHoverElement:function(){this.element&&(this.element.locked=!1)},enableRaycast:function(a){this.raycast=void 0===a||a?this.originalRaycast:function(){}},show:function(a){a=void 0===a?0:a;var b=this.hideAnimation,c=this.showAnimation,d=this.material;this.animated?
  (b.stop(),c.delay(a).start()):(this.enableRaycast(!0),d.opacity=1)},hide:function(a){a=void 0===a?0:a;var b=this.hideAnimation,c=this.showAnimation,d=this.material;this.animated?(c.stop(),b.delay(a).start()):(this.enableRaycast(!1),d.opacity=0)},setFocusMethod:function(a){a&&(this.HANDLER_FOCUS=a.method)},focus:function(a,b){this.HANDLER_FOCUS&&(this.HANDLER_FOCUS(this.position,a,b),this.onDismiss())},dispose:function(){var a=this.geometry,b=this.material,c=b.map;this.removeHoverElement();this.parent&&
  this.parent.remove(this);c&&(c.dispose(),b.map=null);a&&(a.dispose(),this.geometry=null);b&&(b.dispose(),this.material=null)}});I.prototype=Object.assign(Object.create(e.EventDispatcher.prototype),{constructor:I,addControlBar:function(){if(this.container){var a=this,b,c;var d=document.createElement("div");d.style.width="100%";d.style.height="44px";d.style.float="left";d.style.transform=d.style.webkitTransform=d.style.msTransform="translateY(-100%)";d.style.background="-webkit-linear-gradient(bottom, rgba(0,0,0,0.2), rgba(0,0,0,0))";
  d.style.background="-moz-linear-gradient(bottom, rgba(0,0,0,0.2), rgba(0,0,0,0))";d.style.background="-o-linear-gradient(bottom, rgba(0,0,0,0.2), rgba(0,0,0,0))";d.style.background="-ms-linear-gradient(bottom, rgba(0,0,0,0.2), rgba(0,0,0,0))";d.style.background="linear-gradient(bottom, rgba(0,0,0,0.2), rgba(0,0,0,0))";d.style.transition=this.DEFAULT_TRANSITION;d.style.pointerEvents="none";d.isHidden=!1;d.toggle=function(){d.isHidden=!d.isHidden;b=d.isHidden?"translateY(0)":"translateY(-100%)";c=d.isHidden?
  0:1;d.style.transform=d.style.webkitTransform=d.style.msTransform=b;d.style.opacity=c};var g=this.createDefaultMenu();this.mainMenu=this.createMainMenu(g);d.appendChild(this.mainMenu);this.mask=g=this.createMask();this.container.appendChild(g);d.dispose=function(){a.fullscreenElement&&(d.removeChild(a.fullscreenElement),a.fullscreenElement.dispose(),a.fullscreenElement=null);a.settingElement&&(d.removeChild(a.settingElement),a.settingElement.dispose(),a.settingElement=null);a.videoElement&&(d.removeChild(a.videoElement),
  a.videoElement.dispose(),a.videoElement=null)};this.container.appendChild(d);this.mask.addEventListener("mousemove",this.PREVENT_EVENT_HANDLER,!0);this.mask.addEventListener("mouseup",this.PREVENT_EVENT_HANDLER,!0);this.mask.addEventListener("mousedown",this.PREVENT_EVENT_HANDLER,!0);this.mask.addEventListener(a.TOUCH_ENABLED?"touchend":"click",function(b){b.preventDefault();b.stopPropagation();a.mask.hide();a.settingElement.deactivate()},!1);this.addEventListener("control-bar-toggle",d.toggle);this.barElement=
  d}else console.warn("Widget container not set")},createDefaultMenu:function(){var a=this;var b=function(b,d){return function(){a.dispatchEvent({type:"panolens-viewer-handler",method:b,data:d})}};return[{title:"Control",subMenu:[{title:this.TOUCH_ENABLED?"Touch":"Mouse",handler:b("enableControl",E.ORBIT)},{title:"Sensor",handler:b("enableControl",E.DEVICEORIENTATION)}]},{title:"Mode",subMenu:[{title:"Normal",handler:b("disableEffect")},{title:"Cardboard",handler:b("enableEffect",t.CARDBOARD)},{title:"Stereoscopic",
  handler:b("enableEffect",t.STEREO)}]}]},addControlButton:function(a){switch(a){case "fullscreen":this.fullscreenElement=a=this.createFullscreenButton();break;case "setting":this.settingElement=a=this.createSettingButton();break;case "video":this.videoElement=a=this.createVideoControl();break;default:return}a&&this.barElement.appendChild(a)},createMask:function(){var a=document.createElement("div");a.style.position="absolute";a.style.top=0;a.style.left=0;a.style.width="100%";a.style.height="100%";
  a.style.background="transparent";a.style.display="none";a.show=function(){this.style.display="block"};a.hide=function(){this.style.display="none"};return a},createSettingButton:function(){var a=this;var b=this.createCustomItem({style:{backgroundImage:'url("'+u.Setting+'")',webkitTransition:this.DEFAULT_TRANSITION,transition:this.DEFAULT_TRANSITION},onTap:function(b){b.preventDefault();b.stopPropagation();a.mainMenu.toggle();this.activated?this.deactivate():this.activate()}});b.activate=function(){this.style.transform=
  "rotate3d(0,0,1,90deg)";this.activated=!0;a.mask.show()};b.deactivate=function(){this.style.transform="rotate3d(0,0,0,0)";this.activated=!1;a.mask.hide();a.mainMenu&&a.mainMenu.visible&&a.mainMenu.hide();a.activeSubMenu&&a.activeSubMenu.visible&&a.activeSubMenu.hide();a.mainMenu&&a.mainMenu._width&&(a.mainMenu.changeSize(a.mainMenu._width),a.mainMenu.unslideAll())};b.activated=!1;return b},createFullscreenButton:function(){function a(){d&&(c=!c,e.style.backgroundImage=c?'url("'+u.FullscreenLeave+
  '")':'url("'+u.FullscreenEnter+'")');b.dispatchEvent({type:"panolens-viewer-handler",method:"onWindowResize"});d=!0}var b=this,c=!1,d=!0,g=this.container;if(document.fullscreenEnabled||document.webkitFullscreenEnabled||document.mozFullScreenEnabled||document.msFullscreenEnabled){document.addEventListener("fullscreenchange",a,!1);document.addEventListener("webkitfullscreenchange",a,!1);document.addEventListener("mozfullscreenchange",a,!1);document.addEventListener("MSFullscreenChange",a,!1);var e=
  this.createCustomItem({style:{backgroundImage:'url("'+u.FullscreenEnter+'")'},onTap:function(a){a.preventDefault();a.stopPropagation();d=!1;c?(document.exitFullscreen&&document.exitFullscreen(),document.msExitFullscreen&&document.msExitFullscreen(),document.mozCancelFullScreen&&document.mozCancelFullScreen(),document.webkitExitFullscreen&&document.webkitExitFullscreen(),c=!1):(g.requestFullscreen&&g.requestFullscreen(),g.msRequestFullscreen&&g.msRequestFullscreen(),g.mozRequestFullScreen&&g.mozRequestFullScreen(),
  g.webkitRequestFullscreen&&g.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT),c=!0);this.style.backgroundImage=c?'url("'+u.FullscreenLeave+'")':'url("'+u.FullscreenEnter+'")'}});if(!document.querySelector("panolens-style-addon")){var p=document.createElement("style");p.id="panolens-style-addon";p.innerHTML=":-webkit-full-screen { width: 100% !important; height: 100% !important }";document.body.appendChild(p)}return e}},createVideoControl:function(){var a=document.createElement("span");a.style.display=
  "none";a.show=function(){a.style.display=""};a.hide=function(){a.style.display="none";a.controlButton.paused=!0;a.controlButton.update()};a.controlButton=this.createVideoControlButton();a.seekBar=this.createVideoControlSeekbar();a.appendChild(a.controlButton);a.appendChild(a.seekBar);a.dispose=function(){a.removeChild(a.controlButton);a.removeChild(a.seekBar);a.controlButton.dispose();a.controlButton=null;a.seekBar.dispose();a.seekBar=null};this.addEventListener("video-control-show",a.show);this.addEventListener("video-control-hide",
  a.hide);return a},createVideoControlButton:function(){var a=this,b=this.createCustomItem({style:{float:"left",backgroundImage:'url("'+u.VideoPlay+'")'},onTap:function(c){c.preventDefault();c.stopPropagation();a.dispatchEvent({type:"panolens-viewer-handler",method:"toggleVideoPlay",data:!this.paused});this.paused=!this.paused;b.update()}});b.paused=!0;b.update=function(a){this.paused=void 0!==a?a:this.paused;this.style.backgroundImage='url("'+(this.paused?u.VideoPlay:u.VideoPause)+'")'};return b},
  createVideoControlSeekbar:function(){function a(a){a.stopPropagation();e=!0;p=a.clientX||a.changedTouches&&a.changedTouches[0].clientX;m=parseInt(h.style.width)/100;g.container.addEventListener("mousemove",b,{passive:!0});g.container.addEventListener("mouseup",c,{passive:!0});g.container.addEventListener("touchmove",b,{passive:!0});g.container.addEventListener("touchend",c,{passive:!0})}function b(a){e&&(l=((a.clientX||a.changedTouches&&a.changedTouches[0].clientX)-p)/f.clientWidth,l=m+l,l=1<l?1:
  0>l?0:l,f.setProgress(l),g.dispatchEvent({type:"panolens-viewer-handler",method:"setVideoCurrentTime",data:l}))}function c(a){a.stopPropagation();e=!1;d()}function d(){g.container.removeEventListener("mousemove",b,!1);g.container.removeEventListener("mouseup",c,!1);g.container.removeEventListener("touchmove",b,!1);g.container.removeEventListener("touchend",c,!1)}var g=this,e=!1,p,m,l;var h=document.createElement("div");h.style.width="0%";h.style.height="100%";h.style.backgroundColor="#fff";var q=
  document.createElement("div");q.style.float="right";q.style.width="14px";q.style.height="14px";q.style.transform="translate(7px, -5px)";q.style.borderRadius="50%";q.style.backgroundColor="#ddd";q.addEventListener("mousedown",a,{passive:!0});q.addEventListener("touchstart",a,{passive:!0});h.appendChild(q);var f=this.createCustomItem({style:{float:"left",width:"30%",height:"4px",marginTop:"20px",backgroundColor:"rgba(188,188,188,0.8)"},onTap:function(a){a.preventDefault();a.stopPropagation();if(a.target!==
  q){var b=a.changedTouches&&0<a.changedTouches.length?(a.changedTouches[0].pageX-a.target.getBoundingClientRect().left)/this.clientWidth:a.offsetX/this.clientWidth;g.dispatchEvent({type:"panolens-viewer-handler",method:"setVideoCurrentTime",data:b});f.setProgress(a.offsetX/this.clientWidth)}},onDispose:function(){d();q=h=null}});f.appendChild(h);f.setProgress=function(a){h.style.width=100*a+"%"};this.addEventListener("video-update",function(a){f.setProgress(a.percentage)});f.progressElement=h;f.progressElementControl=
  q;return f},createMenuItem:function(a){var b=this,c=document.createElement("a");c.textContent=a;c.style.display="block";c.style.padding="10px";c.style.textDecoration="none";c.style.cursor="pointer";c.style.pointerEvents="auto";c.style.transition=this.DEFAULT_TRANSITION;c.slide=function(a){this.style.transform="translateX("+(a?"":"-")+"100%)"};c.unslide=function(){this.style.transform="translateX(0)"};c.setIcon=function(a){this.icon&&(this.icon.style.backgroundImage="url("+a+")")};c.setSelectionTitle=
  function(a){this.selection&&(this.selection.textContent=a)};c.addSelection=function(a){var b=document.createElement("span");b.style.fontSize="13px";b.style.fontWeight="300";b.style.float="right";this.selection=b;this.setSelectionTitle(a);this.appendChild(b);return this};c.addIcon=function(a,b,c){a=void 0===a?u.ChevronRight:a;b=void 0===b?!1:b;c=void 0===c?!1:c;var d=document.createElement("span");d.style.float=b?"left":"right";d.style.width="17px";d.style.height="17px";d.style["margin"+(b?"Right":
  "Left")]="12px";d.style.backgroundSize="cover";c&&(d.style.transform="rotateZ(180deg)");this.icon=d;this.setIcon(a);this.appendChild(d);return this};c.addSubMenu=function(a,c){this.subMenu=b.createSubMenu(a,c);return this};c.addEventListener("mouseenter",function(){this.style.backgroundColor="#e0e0e0"},!1);c.addEventListener("mouseleave",function(){this.style.backgroundColor="#fafafa"},!1);return c},createMenuItemHeader:function(a){a=this.createMenuItem(a);a.style.borderBottom="1px solid #333";a.style.paddingBottom=
  "15px";return a},createMainMenu:function(a){function b(a){a.preventDefault();a.stopPropagation();var b=c.mainMenu,d=this.subMenu;b.hide();b.slideAll();b.parentElement.appendChild(d);c.activeMainItem=this;c.activeSubMenu=d;window.requestAnimationFrame(function(){b.changeSize(d.clientWidth);d.show();d.unslideAll()})}var c=this,d=this.createMenu();d._width=200;d.changeSize(d._width);for(var e=0;e<a.length;e++){var k=d.addItem(a[e].title);k.style.paddingLeft="20px";k.addIcon().addEventListener(c.TOUCH_ENABLED?
  "touchend":"click",b,!1);a[e].subMenu&&0<a[e].subMenu.length&&k.addSelection(a[e].subMenu[0].title).addSubMenu(a[e].title,a[e].subMenu)}return d},createSubMenu:function(a,b){function c(a){a.preventDefault();a.stopPropagation();e=d.mainMenu;e.changeSize(e._width);e.unslideAll();e.show();k.slideAll(!0);k.hide();"header"!==this.type&&(k.setActiveItem(this),d.activeMainItem.setSelectionTitle(this.textContent),this.handler&&this.handler())}var d=this,e,k=this.createMenu();k.items=b;k.activeItem=null;k.addHeader(a).addIcon(void 0,
  !0,!0).addEventListener(d.TOUCH_ENABLED?"touchend":"click",c,!1);for(a=0;a<b.length;a++){var h=k.addItem(b[a].title);h.style.fontWeight=300;h.handler=b[a].handler;h.addIcon(" ",!0);h.addEventListener(d.TOUCH_ENABLED?"touchend":"click",c,!1);k.activeItem||k.setActiveItem(h)}k.slideAll(!0);return k},createMenu:function(){var a=this,b=document.createElement("span"),c=b.style;c.padding="5px 0";c.position="fixed";c.bottom="100%";c.right="14px";c.backgroundColor="#fafafa";c.fontFamily="Helvetica Neue";
  c.fontSize="14px";c.visibility="hidden";c.opacity=0;c.boxShadow="0 0 12pt rgba(0,0,0,0.25)";c.borderRadius="2px";c.overflow="hidden";c.willChange="width, height, opacity";c.pointerEvents="auto";c.transition=this.DEFAULT_TRANSITION;b.visible=!1;b.changeSize=function(a,b){a&&(this.style.width=a+"px");b&&(this.style.height=b+"px")};b.show=function(){this.style.opacity=1;this.style.visibility="visible";this.visible=!0};b.hide=function(){this.style.opacity=0;this.style.visibility="hidden";this.visible=
  !1};b.toggle=function(){this.visible?this.hide():this.show()};b.slideAll=function(a){for(var c=0;c<b.children.length;c++)b.children[c].slide&&b.children[c].slide(a)};b.unslideAll=function(){for(var a=0;a<b.children.length;a++)b.children[a].unslide&&b.children[a].unslide()};b.addHeader=function(b){b=a.createMenuItemHeader(b);b.type="header";this.appendChild(b);return b};b.addItem=function(b){b=a.createMenuItem(b);b.type="item";this.appendChild(b);return b};b.setActiveItem=function(a){this.activeItem&&
  this.activeItem.setIcon(" ");a.setIcon(u.Check);this.activeItem=a};b.addEventListener("mousemove",this.PREVENT_EVENT_HANDLER,!0);b.addEventListener("mouseup",this.PREVENT_EVENT_HANDLER,!0);b.addEventListener("mousedown",this.PREVENT_EVENT_HANDLER,!0);return b},createCustomItem:function(a){a=void 0===a?{}:a;var b=this,c=a.element||document.createElement("span"),d=a.onDispose;c.style.cursor="pointer";c.style.float="right";c.style.width="44px";c.style.height="100%";c.style.backgroundSize="60%";c.style.backgroundRepeat=
  "no-repeat";c.style.backgroundPosition="center";c.style.webkitUserSelect=c.style.MozUserSelect=c.style.userSelect="none";c.style.position="relative";c.style.pointerEvents="auto";c.addEventListener(b.TOUCH_ENABLED?"touchstart":"mouseenter",function(){c.style.filter=c.style.webkitFilter="drop-shadow(0 0 5px rgba(255,255,255,1))"},{passive:!0});c.addEventListener(b.TOUCH_ENABLED?"touchend":"mouseleave",function(){c.style.filter=c.style.webkitFilter=""},{passive:!0});this.mergeStyleOptions(c,a.style);
  a.onTap&&c.addEventListener(b.TOUCH_ENABLED?"touchend":"click",a.onTap,!1);c.dispose=function(){c.removeEventListener(b.TOUCH_ENABLED?"touchend":"click",a.onTap,!1);if(d)a.onDispose()};return c},mergeStyleOptions:function(a,b){b=void 0===b?{}:b;for(var c in b)b.hasOwnProperty(c)&&(a.style[c]=b[c]);return a},dispose:function(){this.barElement&&(this.container.removeChild(this.barElement),this.barElement.dispose(),this.barElement=null)}});n.prototype=Object.assign(Object.create(e.Mesh.prototype),{constructor:n,
  add:function(a){var b;if(1<arguments.length){for(b=0;b<arguments.length;b++)this.add(arguments[b]);return this}if(a instanceof z){if(b=a,a.dispatchEvent){var c=this.container;c&&a.dispatchEvent({type:"panolens-container",container:c});a.dispatchEvent({type:"panolens-infospot-focus",method:function(a,b,c){this.dispatchEvent({type:"panolens-viewer-handler",method:"tweenControlCenter",data:[a,b,c]})}.bind(this)})}}else b=new e.Object3D,b.scale.x=-1,b.scalePlaceHolder=!0,b.add(a);e.Object3D.prototype.add.call(this,
  b)},load:function(){this.onLoad()},onClick:function(a){a.intersects&&0===a.intersects.length&&this.traverse(function(a){a.dispatchEvent({type:"dismiss"})})},setContainer:function(a){if(a instanceof HTMLElement)var b=a;else a&&a.container&&(b=a.container);b&&(this.children.forEach(function(a){a instanceof z&&a.dispatchEvent&&a.dispatchEvent({type:"panolens-container",container:b})}),this.container=b)},onLoad:function(){this.loaded=!0;this.dispatchEvent({type:"load"})},onProgress:function(a){this.dispatchEvent({type:"progress",
  progress:a})},onError:function(){this.dispatchEvent({type:"error"})},getZoomLevel:function(){return 800>=window.innerWidth?this.ImageQualityFair:800<window.innerWidth&&1280>=window.innerWidth?this.ImageQualityMedium:1280<window.innerWidth&&1920>=window.innerWidth?this.ImageQualityHigh:1920<window.innerWidth?this.ImageQualitySuperHigh:this.ImageQualityLow},updateTexture:function(a){this.material.map=a;this.material.needsUpdate=!0},toggleInfospotVisibility:function(a,b){b=void 0!==b?b:0;var c=void 0!==
  a?a:this.isInfospotVisible?!1:!0;this.traverse(function(a){a instanceof z&&(c?a.show(b):a.hide(b))});this.isInfospotVisible=c;this.infospotAnimation.onComplete(function(){this.dispatchEvent({type:"infospot-animation-complete",visible:c})}.bind(this)).delay(b).start()},setLinkingImage:function(a,b){this.linkingImageURL=a;this.linkingImageScale=b},link:function(a,b,c,d){this.visible=!0;b?(c=void 0!==c?c:void 0!==a.linkingImageScale?a.linkingImageScale:300,d=d?d:a.linkingImageURL?a.linkingImageURL:u.Arrow,
  d=new z(c,d),d.position.copy(b),d.toPanorama=a,d.addEventListener("click",function(){this.dispatchEvent({type:"panolens-viewer-handler",method:"setPanorama",data:a})}.bind(this)),this.linkedSpots.push(d),this.add(d),this.visible=!1):console.warn("Please specify infospot position for linking")},reset:function(){this.children.length=0},setupTransitions:function(){this.fadeInAnimation=(new r.Tween(this.material)).easing(r.Easing.Quartic.Out).onStart(function(){this.visible=!0;this.dispatchEvent({type:"enter-fade-start"})}.bind(this));
  this.fadeOutAnimation=(new r.Tween(this.material)).easing(r.Easing.Quartic.Out).onComplete(function(){this.visible=!1;this.dispatchEvent({type:"leave-complete"})}.bind(this));this.enterTransition=(new r.Tween(this)).easing(r.Easing.Quartic.Out).onComplete(function(){this.dispatchEvent({type:"enter-complete"})}.bind(this)).start();this.leaveTransition=(new r.Tween(this)).easing(r.Easing.Quartic.Out)},onFadeAnimationUpdate:function(){var a=this.material.opacity,b=this.material.uniforms;b&&b.opacity&&
  (b.opacity.value=a)},fadeIn:function(a){a=0<=a?a:this.animationDuration;this.fadeOutAnimation.stop();this.fadeInAnimation.to({opacity:1},a).onUpdate(this.onFadeAnimationUpdate.bind(this)).onComplete(function(){this.toggleInfospotVisibility(!0,a/2);this.dispatchEvent({type:"enter-fade-complete"})}.bind(this)).start()},fadeOut:function(a){a=0<=a?a:this.animationDuration;this.fadeInAnimation.stop();this.fadeOutAnimation.to({opacity:0},a).onUpdate(this.onFadeAnimationUpdate.bind(this)).start()},onEnter:function(){var a=
  this.animationDuration;this.leaveTransition.stop();this.enterTransition.to({},a).onStart(function(){this.dispatchEvent({type:"enter-start"});this.loaded?this.fadeIn(a):this.load()}.bind(this)).start();this.dispatchEvent({type:"enter"});this.children.forEach(function(a){a.dispatchEvent({type:"panorama-enter"})});this.active=!0},onLeave:function(){var a=this.animationDuration;this.enterTransition.stop();this.leaveTransition.to({},a).onStart(function(){this.dispatchEvent({type:"leave-start"});this.fadeOut(a);
  this.toggleInfospotVisibility(!1)}.bind(this)).start();this.dispatchEvent({type:"leave"});this.children.forEach(function(a){a.dispatchEvent({type:"panorama-leave"})});this.active=!1},dispose:function(){function a(b){for(var c=b.geometry,d=b.material,e=b.children.length-1;0<=e;e--)a(b.children[e]),b.remove(b.children[e]);b instanceof z&&b.dispose();c&&(c.dispose(),b.geometry=null);d&&(d.dispose(),b.material=null)}this.infospotAnimation.stop();this.fadeInAnimation.stop();this.fadeOutAnimation.stop();
  this.enterTransition.stop();this.leaveTransition.stop();this.dispatchEvent({type:"panolens-viewer-handler",method:"onPanoramaDispose",data:this});a(this);this.parent&&this.parent.remove(this)}});y.prototype=Object.assign(Object.create(n.prototype),{constructor:y,load:function(a){a=a||this.src;if(!a)console.warn("Image source undefined");else if("string"===typeof a)N.load(a,this.onLoad.bind(this),this.onProgress.bind(this),this.onError.bind(this));else if(a instanceof HTMLImageElement)this.onLoad(new e.Texture(a))},
  onLoad:function(a){a.minFilter=a.magFilter=e.LinearFilter;a.needsUpdate=!0;this.updateTexture(a);window.requestAnimationFrame(n.prototype.onLoad.bind(this))},reset:function(){n.prototype.reset.call(this)},dispose:function(){var a=this.material.map;e.Cache.remove(this.src);a&&a.dispose();n.prototype.dispose.call(this)}});W.prototype=Object.assign(Object.create(n.prototype),{constructor:W});F.prototype=Object.assign(Object.create(n.prototype),{constructor:F,load:function(){fa.load(this.images,this.onLoad.bind(this),
  this.onProgress.bind(this),this.onError.bind(this))},onLoad:function(a){this.material.uniforms.tCube.value=a;n.prototype.onLoad.call(this)},dispose:function(){var a=this.material.uniforms.tCube.value;this.images.forEach(function(a){e.Cache.remove(a)});a instanceof e.CubeTexture&&a.dispose();n.prototype.dispose.call(this)}});O.prototype=Object.assign(Object.create(F.prototype),{constructor:O});B.prototype=Object.assign(Object.create(n.prototype),{constructor:B,isMobile:function(){var a=!1,b=window.navigator.userAgent||
  window.navigator.vendor||window.opera;if(/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i.test(b)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(b.substr(0,
  4)))a=!0;return a},load:function(){var a=this.options,b=a.muted,c=a.loop,d=a.autoplay,e=a.playsinline;a=a.crossOrigin;var k=this.videoElement,h=this.material,m=this.onProgress.bind(this),l=this.onLoad.bind(this);k.loop=c;k.autoplay=d;k.playsinline=e;k.crossOrigin=a;k.muted=b;e&&(k.setAttribute("playsinline",""),k.setAttribute("webkit-playsinline",""));e=function(){this.setVideoTexture(k);d&&this.dispatchEvent({type:"panolens-viewer-handler",method:"updateVideoPlayButton",data:!1});this.isMobile()&&
  (k.pause(),d&&b?this.dispatchEvent({type:"panolens-viewer-handler",method:"updateVideoPlayButton",data:!1}):this.dispatchEvent({type:"panolens-viewer-handler",method:"updateVideoPlayButton",data:!0}));window.requestAnimationFrame(function(){h.map.needsUpdate=!0;m({loaded:1,total:1});l()})};2<k.readyState?e.call(this):(0===k.querySelectorAll("source").length&&(a=document.createElement("source"),a.src=this.src,k.appendChild(a)),k.load());k.addEventListener("loadeddata",e.bind(this));k.addEventListener("timeupdate",
  function(){this.videoProgress=0<=k.duration?k.currentTime/k.duration:0;this.dispatchEvent({type:"panolens-viewer-handler",method:"onVideoUpdate",data:this.videoProgress})}.bind(this));k.addEventListener("ended",function(){c||(this.resetVideo(),this.dispatchEvent({type:"panolens-viewer-handler",method:"updateVideoPlayButton",data:!0}))}.bind(this),!1)},setVideoTexture:function(a){a&&(a=new e.VideoTexture(a),a.minFilter=e.LinearFilter,a.magFilter=e.LinearFilter,a.format=e.RGBFormat,this.updateTexture(a))},
  reset:function(){this.videoElement=void 0;n.prototype.reset.call(this)},isVideoPaused:function(){return this.videoElement.paused},toggleVideo:function(){var a=this.videoElement;if(a)a[a.paused?"play":"pause"]()},setVideoCurrentTime:function(a){a=a.percentage;var b=this.videoElement;b&&!Number.isNaN(a)&&1!==a&&(b.currentTime=b.duration*a,this.dispatchEvent({type:"panolens-viewer-handler",method:"onVideoUpdate",data:a}))},playVideo:function(){var a=this.videoElement,b=this.playVideo.bind(this),c=this.dispatchEvent.bind(this),
  d=function(){c({type:"play"})},e=function(a){window.requestAnimationFrame(b);c({type:"play-error",error:a})};a&&a.paused&&a.play().then(d).catch(e)},pauseVideo:function(){var a=this.videoElement;a&&!a.paused&&a.pause();this.dispatchEvent({type:"pause"})},resumeVideoProgress:function(){var a=this.videoElement;4<=a.readyState&&a.autoplay&&!this.isMobile()?(this.playVideo(),this.dispatchEvent({type:"panolens-viewer-handler",method:"updateVideoPlayButton",data:!1})):(this.pauseVideo(),this.dispatchEvent({type:"panolens-viewer-handler",
  method:"updateVideoPlayButton",data:!0}));this.setVideoCurrentTime({percentage:this.videoProgress})},resetVideo:function(){this.videoElement&&this.setVideoCurrentTime({percentage:0})},isVideoMuted:function(){return this.videoElement.muted},muteVideo:function(){var a=this.videoElement;a&&!a.muted&&(a.muted=!0);this.dispatchEvent({type:"volumechange"})},unmuteVideo:function(){var a=this.videoElement;a&&this.isVideoMuted()&&(a.muted=!1);this.dispatchEvent({type:"volumechange"})},getVideoElement:function(){return this.videoElement},
  dispose:function(){var a=this.material.map;this.pauseVideo();this.removeEventListener("leave",this.pauseVideo.bind(this));this.removeEventListener("enter-fade-start",this.resumeVideoProgress.bind(this));this.removeEventListener("video-toggle",this.toggleVideo.bind(this));this.removeEventListener("video-time",this.setVideoCurrentTime.bind(this));a&&a.dispose();n.prototype.dispose.call(this)}});Object.assign(P.prototype,{constructor:P,setProgress:function(a,b){if(this.onProgress)this.onProgress({loaded:a,
  total:b})},adaptTextureToZoom:function(){var a=this.widths[this._zoom],b=this.heights[this._zoom],c=this.maxW,d=this.maxH;this._wc=Math.ceil(a/c);this._hc=Math.ceil(b/d);for(var e=0;e<this._hc;e++)for(var k=0;k<this._wc;k++){var h=document.createElement("canvas");h.width=k<this._wc-1?c:a-c*k;h.height=e<this._hc-1?d:b-d*e;this._canvas.push(h);this._ctx.push(h.getContext("2d"))}},composeFromTile:function(a,b,c){var d=this.maxW,e=this.maxH;a*=512;b*=512;var k=Math.floor(a/d),h=Math.floor(b/e);this._ctx[h*
  this._wc+k].drawImage(c,0,0,c.width,c.height,a-k*d,b-h*e,512,512);this.progress()},progress:function(){this._count++;this.setProgress(this._count,this._total);if(this._count===this._total&&(this.canvas=this._canvas,this.panoId=this._panoId,this.zoom=this._zoom,this.onPanoramaLoad))this.onPanoramaLoad(this._canvas[0])},composePanorama:function(){this.setProgress(0,1);var a=this.levelsW[this._zoom],b=this.levelsH[this._zoom],c=this;this._count=0;this._total=a*b;for(var d=this._parameters.useWebGL,e=
  0;e<b;e++)for(var k={},h=0;h<a;k={$jscomp$loop$prop$url$1:k.$jscomp$loop$prop$url$1},h++)k.$jscomp$loop$prop$url$1="https://geo0.ggpht.com/cbk?cb_client=maps_sv.tactile&authuser=0&hl=en&output=tile&zoom="+this._zoom+"&x="+h+"&y="+e+"&panoid="+this._panoId+"&nbt&fover=2",function(a){return function(b,e){if(d)var g=N.load(a.$jscomp$loop$prop$url$1,null,function(){c.composeFromTile(b,e,g)});else{var f=new Image;f.addEventListener("load",function(){c.composeFromTile(b,e,this)});f.crossOrigin="";f.src=
  a.$jscomp$loop$prop$url$1}}}(k)(h,e)},load:function(a){this.loadPano(a)},loadPano:function(a){var b=this;this._panoClient.getPanoramaById(a,function(a,d){d===google.maps.StreetViewStatus.OK&&(b.result=a,b.copyright=a.copyright,b._panoId=a.location.pano,b.composePanorama())})},setZoom:function(a){this._zoom=a;this.adaptTextureToZoom()}});Z.prototype=Object.assign(Object.create(y.prototype),{constructor:Z,load:function(a){this.loadRequested=!0;(a=a||this.panoId||{},this.gsvLoader)&&this.loadGSVLoader(a)},
  setupGoogleMapAPI:function(a){var b=document.createElement("script");b.src="https://maps.googleapis.com/maps/api/js?";b.src+=a?"key="+a:"";b.onreadystatechange=this.setGSVLoader.bind(this);b.onload=this.setGSVLoader.bind(this);document.querySelector("head").appendChild(b)},setGSVLoader:function(){this.gsvLoader=new P;this.loadRequested&&this.load()},getGSVLoader:function(){return this.gsvLoader},loadGSVLoader:function(a){this.loadRequested=!1;this.gsvLoader.onProgress=this.onProgress.bind(this);this.gsvLoader.onPanoramaLoad=
  this.onLoad.bind(this);this.gsvLoader.setZoom(this.getZoomLevel());this.gsvLoader.load(a);this.gsvLoader.loaded=!0},onLoad:function(a){y.prototype.onLoad.call(this,new e.Texture(a))},reset:function(){this.gsvLoader=void 0;y.prototype.reset.call(this)}});var ka={uniforms:{tDiffuse:{value:new e.Texture},resolution:{value:1},transform:{value:new e.Matrix4},zoom:{value:1},opacity:{value:1}},vertexShader:"varying vec2 vUv;\nvoid main() {\nvUv = uv;\ngl_Position = vec4( position, 1.0 );\n}",fragmentShader:"uniform sampler2D tDiffuse;\nuniform float resolution;\nuniform mat4 transform;\nuniform float zoom;\nuniform float opacity;\nvarying vec2 vUv;\nconst float PI = 3.141592653589793;\nvoid main(){\nvec2 position = -1.0 +  2.0 * vUv;\nposition *= vec2( zoom * resolution, zoom * 0.5 );\nfloat x2y2 = position.x * position.x + position.y * position.y;\nvec3 sphere_pnt = vec3( 2. * position, x2y2 - 1. ) / ( x2y2 + 1. );\nsphere_pnt = vec3( transform * vec4( sphere_pnt, 1.0 ) );\nvec2 sampleUV = vec2(\n(atan(sphere_pnt.y, sphere_pnt.x) / PI + 1.0) * 0.5,\n(asin(sphere_pnt.z) / PI + 0.5)\n);\ngl_FragColor = texture2D( tDiffuse, sampleUV );\ngl_FragColor.a *= opacity;\n}"};
  C.prototype=Object.assign(Object.create(y.prototype),{constructor:C,add:function(a){if(1<arguments.length){for(var b=0;b<arguments.length;b++)this.add(arguments[b]);return this}a instanceof z&&(a.material.depthTest=!1);y.prototype.add.call(this,a)},createGeometry:function(a,b){return new e.PlaneBufferGeometry(a,a*b)},createMaterial:function(a){var b=Object.assign({},ka),c=b.uniforms;c.zoom.value=a;c.opacity.value=0;return new e.ShaderMaterial({uniforms:c,vertexShader:b.vertexShader,fragmentShader:b.fragmentShader,
  side:e.BackSide,transparent:!0})},registerMouseEvents:function(){this.container.addEventListener("mousedown",this.onMouseDown.bind(this),{passive:!0});this.container.addEventListener("mousemove",this.onMouseMove.bind(this),{passive:!0});this.container.addEventListener("mouseup",this.onMouseUp.bind(this),{passive:!0});this.container.addEventListener("touchstart",this.onMouseDown.bind(this),{passive:!0});this.container.addEventListener("touchmove",this.onMouseMove.bind(this),{passive:!0});this.container.addEventListener("touchend",
  this.onMouseUp.bind(this),{passive:!0});this.container.addEventListener("mousewheel",this.onMouseWheel.bind(this),{passive:!1});this.container.addEventListener("DOMMouseScroll",this.onMouseWheel.bind(this),{passive:!1});this.container.addEventListener("contextmenu",this.onContextMenu.bind(this),{passive:!0})},unregisterMouseEvents:function(){this.container.removeEventListener("mousedown",this.onMouseDown.bind(this),!1);this.container.removeEventListener("mousemove",this.onMouseMove.bind(this),!1);
  this.container.removeEventListener("mouseup",this.onMouseUp.bind(this),!1);this.container.removeEventListener("touchstart",this.onMouseDown.bind(this),!1);this.container.removeEventListener("touchmove",this.onMouseMove.bind(this),!1);this.container.removeEventListener("touchend",this.onMouseUp.bind(this),!1);this.container.removeEventListener("mousewheel",this.onMouseWheel.bind(this),!1);this.container.removeEventListener("DOMMouseScroll",this.onMouseWheel.bind(this),!1);this.container.removeEventListener("contextmenu",
  this.onContextMenu.bind(this),!1)},onMouseDown:function(a){switch(a.touches&&a.touches.length||1){case 1:var b=0<=a.clientX?a.clientX:a.touches[0].clientX;a=0<=a.clientY?a.clientY:a.touches[0].clientY;this.dragging=!0;this.userMouse.set(b,a);break;case 2:b=a.touches[0].pageX-a.touches[1].pageX,a=a.touches[0].pageY-a.touches[1].pageY,this.userMouse.pinchDistance=Math.sqrt(b*b+a*a)}this.onUpdateCallback()},onMouseMove:function(a){switch(a.touches&&a.touches.length||1){case 1:var b=0<=a.clientX?a.clientX:
  a.touches[0].clientX;a=0<=a.clientY?a.clientY:a.touches[0].clientY;var c=.4*e.Math.degToRad(b-this.userMouse.x),d=.4*e.Math.degToRad(a-this.userMouse.y);this.dragging&&(this.quatA.setFromAxisAngle(this.vectorY,c),this.quatB.setFromAxisAngle(this.vectorX,d),this.quatCur.multiply(this.quatA).multiply(this.quatB),this.userMouse.set(b,a));break;case 2:b=a.touches[0].pageX-a.touches[1].pageX,a=a.touches[0].pageY-a.touches[1].pageY,this.addZoomDelta(this.userMouse.pinchDistance-Math.sqrt(b*b+a*a))}},onMouseUp:function(){this.dragging=
  !1},onMouseWheel:function(a){a.preventDefault();a.stopPropagation();var b=0;void 0!==a.wheelDelta?b=a.wheelDelta:void 0!==a.detail&&(b=-a.detail);this.addZoomDelta(b);this.onUpdateCallback()},addZoomDelta:function(a){var b=this.material.uniforms,c=.1*this.size,d=10*this.size;b.zoom.value+=a;b.zoom.value<=c?b.zoom.value=c:b.zoom.value>=d&&(b.zoom.value=d)},onUpdateCallback:function(){this.frameId=window.requestAnimationFrame(this.onUpdateCallback.bind(this));this.quatSlerp.slerp(this.quatCur,.1);this.material&&
  this.material.uniforms.transform.value.makeRotationFromQuaternion(this.quatSlerp);!this.dragging&&1-this.quatSlerp.clone().dot(this.quatCur)<this.EPS&&window.cancelAnimationFrame(this.frameId)},reset:function(){this.quatCur.set(0,0,0,1);this.quatSlerp.set(0,0,0,1);this.onUpdateCallback()},onLoad:function(a){this.material.uniforms.resolution.value=this.container.clientWidth/this.container.clientHeight;this.registerMouseEvents();this.onUpdateCallback();this.dispatchEvent({type:"panolens-viewer-handler",
  method:"disableControl"});y.prototype.onLoad.call(this,a)},onLeave:function(){this.unregisterMouseEvents();this.dispatchEvent({type:"panolens-viewer-handler",method:"enableControl",data:E.ORBIT});window.cancelAnimationFrame(this.frameId);y.prototype.onLeave.call(this)},onWindowResize:function(){this.material.uniforms.resolution.value=this.container.clientWidth/this.container.clientHeight},onContextMenu:function(){this.dragging=!1},dispose:function(){this.unregisterMouseEvents();y.prototype.dispose.call(this)}});
  aa.prototype=Object.assign(Object.create(C.prototype),{constructor:aa,onLoad:function(a){this.updateTexture(a);C.prototype.onLoad.call(this,a)},updateTexture:function(a){a.minFilter=a.magFilter=e.LinearFilter;this.material.uniforms.tDiffuse.value=a},dispose:function(){var a=this.material.uniforms.tDiffuse;a&&a.value&&a.value.dispose();C.prototype.dispose.call(this)}});J.prototype=Object.assign(Object.create(n.prototype),{constructor:J,onPanolensContainer:function(a){this.media.setContainer(a.container)},
  onPanolensScene:function(a){this.media.setScene(a.scene)},start:function(){return this.media.start()},stop:function(){this.media.stop()}});ba.prototype=Object.assign(Object.create(e.EventDispatcher.prototype),{constructor:ba});ca.prototype=Object.assign(Object.create(e.EventDispatcher.prototype),{constructor:ca});var ia=function(a){var b=new e.StereoCamera;b.aspect=.5;var c=new e.Vector2;this.setEyeSeparation=function(a){b.eyeSep=a};this.setSize=function(b,c){a.setSize(b,c)};this.render=function(d,
  e){d.updateMatrixWorld();null===e.parent&&e.updateMatrixWorld();b.update(e);a.getSize(c);a.autoClear&&a.clear();a.setScissorTest(!0);a.setScissor(0,0,c.width/2,c.height);a.setViewport(0,0,c.width/2,c.height);a.render(d,b.cameraL);a.setScissor(c.width/2,0,c.width/2,c.height);a.setViewport(c.width/2,0,c.width/2,c.height);a.render(d,b.cameraR);a.setScissorTest(!1)}};da.prototype=Object.assign(Object.create(e.EventDispatcher.prototype),{constructor:da,add:function(a){if(1<arguments.length){for(var b=
  0;b<arguments.length;b++)this.add(arguments[b]);return this}this.scene.add(a);a.addEventListener&&a.addEventListener("panolens-viewer-handler",this.eventHandler.bind(this));a instanceof n&&a.dispatchEvent&&a.dispatchEvent({type:"panolens-container",container:this.container});a instanceof J&&a.dispatchEvent({type:"panolens-scene",scene:this.scene});"panorama"===a.type&&(this.addPanoramaEventListener(a),this.panorama||this.setPanorama(a))},remove:function(a){a.removeEventListener&&a.removeEventListener("panolens-viewer-handler",
  this.eventHandler.bind(this));this.scene.remove(a)},addDefaultControlBar:function(a){if(this.widget)console.warn("Default control bar exists");else{var b=new I(this.container);b.addEventListener("panolens-viewer-handler",this.eventHandler.bind(this));b.addControlBar();a.forEach(function(a){b.addControlButton(a)});this.widget=b}},setPanorama:function(a){var b=this.panorama;if("panorama"===a.type&&b!==a){this.hideInfospot();var c=function(){if(b)b.onLeave();a.removeEventListener("enter-fade-start",
  c)};a.addEventListener("enter-fade-start",c);(this.panorama=a).onEnter()}},eventHandler:function(a){if(a.method&&this[a.method])this[a.method](a.data)},dispatchEventToChildren:function(a){this.scene.traverse(function(b){b.dispatchEvent&&b.dispatchEvent(a)})},activateWidgetItem:function(a,b){var c=this.widget.mainMenu,d=c.children[0];c=c.children[1];if(void 0!==a){switch(a){case 0:a=d.subMenu.children[1];break;case 1:a=d.subMenu.children[2];break;default:a=d.subMenu.children[1]}d.subMenu.setActiveItem(a);
  d.setSelectionTitle(a.textContent)}if(void 0!==b){switch(b){case t.CARDBOARD:a=c.subMenu.children[2];break;case t.STEREO:a=c.subMenu.children[3];break;default:a=c.subMenu.children[1]}c.subMenu.setActiveItem(a);c.setSelectionTitle(a.textContent)}},enableEffect:function(a){if(this.mode!==a)if(a===t.NORMAL)this.disableEffect();else{this.mode=a;var b=this.camera.fov;switch(a){case t.CARDBOARD:this.effect=this.CardboardEffect;this.enableReticleControl();break;case t.STEREO:this.effect=this.StereoEffect;
  this.enableReticleControl();break;default:this.effect=null,this.disableReticleControl()}this.activateWidgetItem(void 0,this.mode);this.dispatchEventToChildren({type:"panolens-dual-eye-effect",mode:this.mode});this.camera.fov=b+.01;this.effect.setSize(this.container.clientWidth,this.container.clientHeight);this.render();this.camera.fov=b;this.dispatchEvent({type:"mode-change",mode:this.mode})}},disableEffect:function(){this.mode!==t.NORMAL&&(this.mode=t.NORMAL,this.disableReticleControl(),this.activateWidgetItem(void 0,
  this.mode),this.dispatchEventToChildren({type:"panolens-dual-eye-effect",mode:this.mode}),this.renderer.setSize(this.container.clientWidth,this.container.clientHeight),this.render(),this.dispatchEvent({type:"mode-change",mode:this.mode}))},enableReticleControl:function(){this.reticle.visible||(this.tempEnableReticle=!0,this.unregisterMouseAndTouchEvents(),this.reticle.show(),this.registerReticleEvent(),this.updateReticleEvent())},disableReticleControl:function(){this.tempEnableReticle=!1;this.options.enableReticle?
  this.updateReticleEvent():(this.reticle.hide(),this.unregisterReticleEvent(),this.registerMouseAndTouchEvents())},enableAutoRate:function(){this.options.autoRotate=!0;this.OrbitControls.autoRotate=!0},disableAutoRate:function(){clearTimeout(this.autoRotateRequestId);this.options.autoRotate=!1;this.OrbitControls.autoRotate=!1},toggleVideoPlay:function(a){this.panorama instanceof B&&this.panorama.dispatchEvent({type:"video-toggle",pause:a})},setVideoCurrentTime:function(a){this.panorama instanceof B&&
  this.panorama.dispatchEvent({type:"video-time",percentage:a})},onVideoUpdate:function(a){var b=this.widget;b&&b.dispatchEvent({type:"video-update",percentage:a})},addUpdateCallback:function(a){a&&this.updateCallbacks.push(a)},removeUpdateCallback:function(a){var b=this.updateCallbacks.indexOf(a);a&&0<=b&&this.updateCallbacks.splice(b,1)},showVideoWidget:function(){var a=this.widget;a&&a.dispatchEvent({type:"video-control-show"})},hideVideoWidget:function(){var a=this.widget;a&&a.dispatchEvent({type:"video-control-hide"})},
  updateVideoPlayButton:function(a){var b=this.widget;b&&b.videoElement&&b.videoElement.controlButton&&b.videoElement.controlButton.update(a)},addPanoramaEventListener:function(a){a.addEventListener("enter-fade-start",this.setCameraControl.bind(this));a instanceof B&&(a.addEventListener("enter-fade-start",this.showVideoWidget.bind(this)),a.addEventListener("leave",function(){this.panorama instanceof B||this.hideVideoWidget.call(this)}.bind(this)))},setCameraControl:function(){this.OrbitControls.target.copy(this.panorama.position)},
  getControl:function(){return this.control},getScene:function(){return this.scene},getCamera:function(){return this.camera},getRenderer:function(){return this.renderer},getContainer:function(){return this.container},getControlId:function(){return this.control.id},getNextControlId:function(){return this.controls[this.getNextControlIndex()].id},getNextControlIndex:function(){var a=this.controls,b=a.indexOf(this.control)+1;return b>=a.length?0:b},setCameraFov:function(a){this.camera.fov=a;this.camera.updateProjectionMatrix()},
  enableControl:function(a){a=0<=a&&a<this.controls.length?a:0;this.control.enabled=!1;this.control=this.controls[a];this.control.enabled=!0;switch(a){case E.ORBIT:this.camera.position.copy(this.panorama.position);this.camera.position.z+=1;break;case E.DEVICEORIENTATION:this.camera.position.copy(this.panorama.position)}this.control.update();this.activateWidgetItem(a,void 0)},disableControl:function(){this.control.enabled=!1},toggleNextControl:function(){this.enableControl(this.getNextControlIndex())},
  getScreenVector:function(a){a=a.clone();var b=this.container.clientWidth/2,c=this.container.clientHeight/2;a.project(this.camera);a.x=a.x*b+b;a.y=-(a.y*c)+c;a.z=0;return a},checkSpriteInViewport:function(a){this.camera.matrixWorldInverse.getInverse(this.camera.matrixWorld);this.cameraViewProjectionMatrix.multiplyMatrices(this.camera.projectionMatrix,this.camera.matrixWorldInverse);this.cameraFrustum.setFromMatrix(this.cameraViewProjectionMatrix);return a.visible&&this.cameraFrustum.intersectsSprite(a)},
  reverseDraggingDirection:function(){this.OrbitControls.rotateSpeed*=-1;this.OrbitControls.momentumScalingFactor*=-1},addReticle:function(){this.reticle=new M(16777215,!0,this.options.dwellTime);this.reticle.hide();this.camera.add(this.reticle);this.sceneReticle.add(this.camera)},tweenControlCenter:function(a,b,c){var d;if(this.control===this.OrbitControls){a instanceof Array&&(b=a[1],c=a[2],a=a[0]);b=void 0!==b?b:1E3;c=c||r.Easing.Exponential.Out;var g=this;var k=this.camera.getWorldDirection(new e.Vector3);
  var h=k.clone();var m=this.panorama.getWorldPosition(new e.Vector3).sub(this.camera.getWorldPosition(new e.Vector3));a=a.clone();a.x*=-1;a.add(m).normalize();var l=a.clone();k.y=0;a.y=0;m=Math.atan2(a.z,a.x)-Math.atan2(k.z,k.x);m=m>Math.PI?m-2*Math.PI:m;m=m<-Math.PI?m+2*Math.PI:m;k=Math.abs(h.angleTo(k)+(0>=h.y*l.y?l.angleTo(a):-l.angleTo(a)));k*=l.y<h.y?1:-1;h={left:0,up:0};var n=d=0;this.tweenLeftAnimation.stop();this.tweenUpAnimation.stop();this.tweenLeftAnimation=(new r.Tween(h)).to({left:m},
  b).easing(c).onUpdate(function(a){g.control.rotateLeft(a.left-d);d=a.left}).start();this.tweenUpAnimation=(new r.Tween(h)).to({up:k},b).easing(c).onUpdate(function(a){g.control.rotateUp(a.up-n);n=a.up}).start()}},tweenControlCenterByObject:function(a,b,c){var d=!1;a.traverseAncestors(function(a){a.scalePlaceHolder&&(d=!0)});if(d){var g=new e.Vector3(-1,1,1);this.tweenControlCenter(a.getWorldPosition(new e.Vector3).multiply(g),b,c)}else this.tweenControlCenter(a.getWorldPosition(new e.Vector3),b,c)},
  onWindowResize:function(a,b){var c=this.container.classList.contains("panolens-container")||this.container.isFullscreen;if(void 0!==a&&void 0!==b){var d=a;var e=b;this.container._width=a;this.container._height=b}else a=(b=/(android)/i.test(window.navigator.userAgent))?Math.min(document.documentElement.clientWidth,window.innerWidth||0):Math.max(document.documentElement.clientWidth,window.innerWidth||0),b=b?Math.min(document.documentElement.clientHeight,window.innerHeight||0):Math.max(document.documentElement.clientHeight,
  window.innerHeight||0),d=c?a:this.container.clientWidth,e=c?b:this.container.clientHeight,this.container._width=d,this.container._height=e;this.camera.aspect=d/e;this.camera.updateProjectionMatrix();this.renderer.setSize(d,e);(this.options.enableReticle||this.tempEnableReticle)&&this.updateReticleEvent();this.dispatchEvent({type:"window-resize",width:d,height:e});this.scene.traverse(function(a){a.dispatchEvent&&a.dispatchEvent({type:"window-resize",width:d,height:e})})},addOutputElement:function(){var a=
  document.createElement("div");a.style.position="absolute";a.style.right="10px";a.style.top="10px";a.style.color="#fff";this.container.appendChild(a);this.outputDivElement=a},outputPosition:function(){var a=this.raycaster.intersectObject(this.panorama,!0);if(0<a.length){a=a[0].point.clone();var b=new e.Vector3(-1,1,1),c=this.panorama.getWorldPosition(new e.Vector3);a.sub(c).multiply(b);b=a.x.toFixed(2)+", "+a.y.toFixed(2)+", "+a.z.toFixed(2);if(0!==a.length())switch(this.options.output){case "console":console.info(b);
  break;case "overlay":this.outputDivElement.textContent=b}}},onMouseDown:function(a){a.preventDefault();this.userMouse.x=0<=a.clientX?a.clientX:a.touches[0].clientX;this.userMouse.y=0<=a.clientY?a.clientY:a.touches[0].clientY;this.userMouse.type="mousedown";this.onTap(a)},onMouseMove:function(a){a.preventDefault();this.userMouse.type="mousemove";this.onTap(a)},onMouseUp:function(a){this.userMouse.type="mouseup";var b=this.userMouse.x>=a.clientX-this.options.clickTolerance&&this.userMouse.x<=a.clientX+
  this.options.clickTolerance&&this.userMouse.y>=a.clientY-this.options.clickTolerance&&this.userMouse.y<=a.clientY+this.options.clickTolerance||a.changedTouches&&this.userMouse.x>=a.changedTouches[0].clientX-this.options.clickTolerance&&this.userMouse.x<=a.changedTouches[0].clientX+this.options.clickTolerance&&this.userMouse.y>=a.changedTouches[0].clientY-this.options.clickTolerance&&this.userMouse.y<=a.changedTouches[0].clientY+this.options.clickTolerance?"click":void 0;if(!a||!a.target||a.target.classList.contains("panolens-canvas"))if(a.preventDefault(),
  a=a.changedTouches&&1===a.changedTouches.length?this.onTap({clientX:a.changedTouches[0].clientX,clientY:a.changedTouches[0].clientY},b):this.onTap(a,b),this.userMouse.type="none",!a&&"click"===b){b=this.options;a=b.autoHideControlBar;var c=this.panorama,d=this.toggleControlBar;b.autoHideInfospot&&c&&c.toggleInfospotVisibility();a&&d()}},onTap:function(a,b){var c=this.container.getBoundingClientRect(),d=c.top,e=this.container,h=e.clientHeight;this.raycasterPoint.x=(a.clientX-c.left)/e.clientWidth*
  2-1;this.raycasterPoint.y=2*-((a.clientY-d)/h)+1;this.raycaster.setFromCamera(this.raycasterPoint,this.camera);if(this.panorama){("mousedown"!==a.type&&this.touchSupported||this.OUTPUT_INFOSPOT)&&this.outputPosition();c=this.raycaster.intersectObjects(this.panorama.children,!0);d=this.getConvertedIntersect(c);e=0<c.length?c[0].object:void 0;"mouseup"===this.userMouse.type&&(d&&this.pressEntityObject===d&&this.pressEntityObject.dispatchEvent&&this.pressEntityObject.dispatchEvent({type:"pressstop-entity",
  mouseEvent:a}),this.pressEntityObject=void 0);"mouseup"===this.userMouse.type&&(e&&this.pressObject===e&&this.pressObject.dispatchEvent&&this.pressObject.dispatchEvent({type:"pressstop",mouseEvent:a}),this.pressObject=void 0);if("click"===b)this.panorama.dispatchEvent({type:"click",intersects:c,mouseEvent:a}),d&&d.dispatchEvent&&d.dispatchEvent({type:"click-entity",mouseEvent:a}),e&&e.dispatchEvent&&e.dispatchEvent({type:"click",mouseEvent:a});else{this.panorama.dispatchEvent({type:"hover",intersects:c,
  mouseEvent:a});if(this.hoverObject&&0<c.length&&this.hoverObject!==d||this.hoverObject&&0===c.length)this.hoverObject.dispatchEvent&&(this.hoverObject.dispatchEvent({type:"hoverleave",mouseEvent:a}),this.reticle.end()),this.hoverObject=void 0;d&&0<c.length&&(this.hoverObject!==d&&(this.hoverObject=d,this.hoverObject.dispatchEvent&&(this.hoverObject.dispatchEvent({type:"hoverenter",mouseEvent:a}),(this.options.autoReticleSelect&&this.options.enableReticle||this.tempEnableReticle)&&this.reticle.start(this.onTap.bind(this,
  a,"click")))),"mousedown"===this.userMouse.type&&this.pressEntityObject!=d&&(this.pressEntityObject=d,this.pressEntityObject.dispatchEvent&&this.pressEntityObject.dispatchEvent({type:"pressstart-entity",mouseEvent:a})),"mousedown"===this.userMouse.type&&this.pressObject!=e&&(this.pressObject=e,this.pressObject.dispatchEvent&&this.pressObject.dispatchEvent({type:"pressstart",mouseEvent:a})),"mousemove"===this.userMouse.type||this.options.enableReticle)&&(e&&e.dispatchEvent&&e.dispatchEvent({type:"hover",
  mouseEvent:a}),this.pressEntityObject&&this.pressEntityObject.dispatchEvent&&this.pressEntityObject.dispatchEvent({type:"pressmove-entity",mouseEvent:a}),this.pressObject&&this.pressObject.dispatchEvent&&this.pressObject.dispatchEvent({type:"pressmove",mouseEvent:a}));!d&&this.pressEntityObject&&this.pressEntityObject.dispatchEvent&&(this.pressEntityObject.dispatchEvent({type:"pressstop-entity",mouseEvent:a}),this.pressEntityObject=void 0);!e&&this.pressObject&&this.pressObject.dispatchEvent&&(this.pressObject.dispatchEvent({type:"pressstop",
  mouseEvent:a}),this.pressObject=void 0)}if(e&&e instanceof z){if(this.infospot=e,"click"===b)return!0}else this.infospot&&this.hideInfospot();this.options.autoRotate&&"mousemove"!==this.userMouse.type&&(clearTimeout(this.autoRotateRequestId),this.control===this.OrbitControls&&(this.OrbitControls.autoRotate=!1,this.autoRotateRequestId=window.setTimeout(this.enableAutoRate.bind(this),this.options.autoRotateActivationDuration)))}},getConvertedIntersect:function(a){for(var b,c=0;c<a.length;c++)if(0<=
  a[c].distance&&a[c].object&&!a[c].object.passThrough&&(!a[c].object.entity||!a[c].object.entity.passThrough)){b=a[c].object.entity&&!a[c].object.entity.passThrough?a[c].object.entity:a[c].object;break}return b},hideInfospot:function(){this.infospot&&(this.infospot.onHoverEnd(),this.infospot=void 0)},toggleControlBar:function(){var a=this.widget;a&&a.dispatchEvent({type:"control-bar-toggle"})},onKeyDown:function(a){this.options.output&&"none"!==this.options.output&&"Control"===a.key&&(this.OUTPUT_INFOSPOT=
  !0)},onKeyUp:function(){this.OUTPUT_INFOSPOT=!1},update:function(){r.update();this.updateCallbacks.forEach(function(a){a()});this.control.update();this.scene.traverse(function(a){if(a instanceof z&&a.element&&(this.hoverObject===a||"none"!==a.element.style.display||a.element.left&&"none"!==a.element.left.style.display||a.element.right&&"none"!==a.element.right.style.display))if(this.checkSpriteInViewport(a)){var b=this.getScreenVector(a.getWorldPosition(new e.Vector3));a.translateElement(b.x,b.y)}else a.onDismiss()}.bind(this))},
  render:function(){this.mode===t.CARDBOARD||this.mode===t.STEREO?(this.renderer.clear(),this.effect.render(this.scene,this.camera),this.effect.render(this.sceneReticle,this.camera)):(this.renderer.clear(),this.renderer.render(this.scene,this.camera),this.renderer.clearDepth(),this.renderer.render(this.sceneReticle,this.camera))},animate:function(){this.requestAnimationId=window.requestAnimationFrame(this.animate.bind(this));this.onChange()},onChange:function(){this.update();this.render()},registerMouseAndTouchEvents:function(){var a=
  {passive:!1};this.container.addEventListener("mousedown",this.HANDLER_MOUSE_DOWN,a);this.container.addEventListener("mousemove",this.HANDLER_MOUSE_MOVE,a);this.container.addEventListener("mouseup",this.HANDLER_MOUSE_UP,a);this.container.addEventListener("touchstart",this.HANDLER_MOUSE_DOWN,a);this.container.addEventListener("touchend",this.HANDLER_MOUSE_UP,a)},unregisterMouseAndTouchEvents:function(){this.container.removeEventListener("mousedown",this.HANDLER_MOUSE_DOWN,!1);this.container.removeEventListener("mousemove",
  this.HANDLER_MOUSE_MOVE,!1);this.container.removeEventListener("mouseup",this.HANDLER_MOUSE_UP,!1);this.container.removeEventListener("touchstart",this.HANDLER_MOUSE_DOWN,!1);this.container.removeEventListener("touchend",this.HANDLER_MOUSE_UP,!1)},registerReticleEvent:function(){this.addUpdateCallback(this.HANDLER_TAP)},unregisterReticleEvent:function(){this.removeUpdateCallback(this.HANDLER_TAP)},updateReticleEvent:function(){var a=this.container.clientWidth/2+this.container.offsetLeft,b=this.container.clientHeight/
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