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t.indexOf(e)>-1},t._isValidEvent=function(e,t,n){return(!t||Ls(e,t))&&(!n||this._isValidButton(this._getButton(e),n))},t._preventMouseButton=function(e,t){t===Bo?B.addEventListener(`contextmenu`,this._stopContextMenu):t===Vo&&e.preventDefault()},e}(),zs=function(e){ko(t,e);function t(){var t=e!==null&&e.apply(this,arguments)||this;return t.start=[`mousedown`],t.move=[`mousemove`],t.end=[`mouseup`],t}var n=t.prototype;return n.onEventStart=function(e,t,n){var r=this._getButton(e);return this._isValidEvent(e,t,n)?(this._preventMouseButton(e,r),this.extendEvent(e)):null},n.onEventMove=function(e,t,n){return this._isValidEvent(e,t,n)?this.extendEvent(e):null},n.onEventEnd=function(){},n.onRelease=function(){this.prevEvent=null},n.getTouches=function(e,t){return t&&this._isValidButton(Ho[e.which],t)&&this.end.indexOf(e.type)===-1?1:0},n._getScale=function(){return 1},n._getCenter=function(e){return{x:e.clientX,y:e.clientY}},n._getMovement=function(e){var 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n={input:e,event:t};this._isStopped=!1,this._interruptManager.setInterrupt(!0),this._animationManager.stopAnimation(n),++this._eventManager.holdingCount,this._moveDistance||this._eventManager.hold(this._axisManager.get(),n),this._isOutside=this._axisManager.isOutside(e.axes),this._moveDistance=this._axisManager.get(e.axes)}},t.change=function(e,t,n,r){if(!(this._isStopped||!this._interruptManager.isInterrupting()||this._axisManager.every(n,function(e){return e===0}))){var i=t.srcEvent?t.srcEvent:t;if(!i.__childrenAxesAlreadyChanged){var a=this._moveDistance||this._axisManager.get(e.axes),o=cs(a,function(e,t){return e+(n[t]||0)});this._moveDistance&&=this._axisManager.map(o,function(e,t){var n=t.circular,r=t.range;return n&&(n[0]||n[1])?js(e,r,n):e}),this._isOutside&&this._axisManager.every(a,function(e,t){return!Ds(e,t.range)})&&(this._isOutside=!1),a=this._atOutside(a),o=this._atOutside(o),(!this.options.nested||!this._isEndofAxis(n,a,o))&&(i.__childrenAxesAlreadyChanged=!0);var s={input:e,event:t};if(r){var c=this._animationManager.getDuration(o,a);this._animationManager.animateTo(o,c,s)}else this._eventManager.triggerChange(o,a,s,!0)||(this._isStopped=!0,this._moveDistance=null,this._animationManager.finish(!1))}}},t.release=function(e,t,n,r){if(!(this._isStopped||!this._interruptManager.isInterrupting()||!this._moveDistance)){var i=t.srcEvent?t.srcEvent:t;i.__childrenAxesAlreadyReleased&&(n=n.map(function(){return 0}));var a=this._axisManager.get(e.axes),o=this._axisManager.get(),s=this._animationManager.getDisplacement(n),c=Us(e.axes,s),l=this._axisManager.get(this._axisManager.map(c,function(e,t,n){return t.circular&&(t.circular[0]||t.circular[1])?a[n]+e:Es(a[n]+e,t.range,t.circular,t.bounce)}));i.__childrenAxesAlreadyReleased=!0;var u=this._animationManager.getDuration(l,a,r);u===0&&(l=z({},o));var d={depaPos:o,destPos:l,duration:u,delta:this._axisManager.getDelta(o,l),inputEvent:t,input:e,isTrusted:!0};--this._eventManager.holdingCount,this._eventManager.triggerRelease(d),this._eventManager.holdingCount===0&&(this._moveDistance=null);var f=this._animationManager.getUserControl(d),p=ds(f.destPos,o),m={input:e,event:t};p||f.duration===0?(p||this._eventManager.triggerChange(f.destPos,o,m,!0),this._interruptManager.setInterrupt(!1),this._axisManager.isOutside()?this._animationManager.restore(m):this._eventManager.triggerFinish(!0)):this._animationManager.animateTo(f.destPos,f.duration,m)}},t._atOutside=function(e){var t=this;return this._isOutside?this._axisManager.map(e,function(e,t){var n=t.range[0]-t.bounce[0],r=t.range[1]+t.bounce[1];return e>r?r:e<n?n:e}):this._axisManager.map(e,function(e,n){var r=n.range[0],i=n.range[1],a=n.bounce,o=n.circular;return o[0]&&e<r||o[1]&&e>i?e:e<r?r-t._animationManager.interpolate(r-e,a[0]):e>i?i+t._animationManager.interpolate(e-i,a[1]):e})},t._isEndofAxis=function(e,t,n){return this._axisManager.every(t,function(r,i,a){return e[a]===0||t[a]===n[a]&&Os(r,i.range,i.bounce,i.circular)})},e}(),qs=function(e,t,n){return Math.max(Math.min(e,n),t)},Js=function(e){ko(t,e);function t(){var t=e!==null&&e.apply(this,arguments)||this;return t._useDuration=!0,t}var n=t.prototype;return n.interpolate=function(e,t){var n=this._easing(1e-5)/1e-5;return this._easing(e/(t*n))*t},n.updateAnimation=function(e){var t=this._animateParam;if(t){var n=new Date().getTime()-t.startTime,r=e?.destPos||t.destPos,i=e?.duration??t.duration;if(e?.restart||i<=n){this.setTo(r,i-n);return}if(e?.destPos){var a=this.axisManager.get();this._initialEasingPer=this._prevEasingPer,t.delta=this.axisManager.getDelta(a,r),t.destPos=r}if(e?.duration){var o=(n+this._durationOffset)/t.duration;this._durationOffset=o*i-n,t.duration=i}}},n._initState=function(e){return this._initialEasingPer=0,this._prevEasingPer=0,this._durationOffset=0,{pos:e.depaPos,easingPer:0,finished:!1}},n._getNextState=function(e){var t=this,n=this._animateParam,r=e.pos,i=n.destPos,a=cs(r,function(e,t){return e<=i[t]?1:-1}),o=(new Date().getTime()-n.startTime+this._durationOffset)/n.duration,s=this._easing(o),c=this.axisManager.map(r,function(e,c,l){var u=o>=1?i[l]:e+n.delta[l]*(s-t._prevEasingPer)/(1-t._initialEasingPer),d=js(u,c.range,c.circular);if(u!==d){var f=a[l]*(c.range[1]-c.range[0]);i[l]-=f,r[l]-=f}return d});return this._prevEasingPer=s,{pos:c,easingPer:s,finished:s>=1}},n._easing=function(e){return e>1?1:this._options.easing(e)},t}(function(){function e(e){var t=e.options,n=e.interruptManager,r=e.eventManager,i=e.axisManager;this._options=t,this.interruptManager=n,this.eventManager=r,this.axisManager=i,this.animationEnd=this.animationEnd.bind(this)}var t=e.prototype;return t.getDuration=function(e,t,n){var r=this,i;if(n!==void 0)i=n;else{var a=cs(t,function(t,n){return ks(Math.abs(t-e[n]),r._options.deceleration)});i=Object.keys(a).reduce(function(e,t){return Math.max(e,a[t])},-1/0)}return qs(i,this._options.minimumDuration,this._options.maximumDuration)},t.getDisplacement=function(e){var t=e.reduce(function(e,t){return e+t*t},0)**(1/e.length),n=Math.abs(t/-this._options.deceleration);return e.map(function(e){return e/2*n})},t.stopAnimation=function(e){if(this._animateParam){var t=this.axisManager.get(),n=this.axisManager.map(t,function(e,t){return js(e,t.range,t.circular)});us(n,function(e,n){return t[n]===e})||this.eventManager.triggerChange(n,t,e,!!e),this._animateParam=null,this._raf&&ss(this._raf),this._raf=null,this.eventManager.triggerAnimationEnd(!!e?.event)}},t.getEventInfo=function(){return this._animateParam&&this._animateParam.input&&this._animateParam.inputEvent?{input:this._animateParam.input,event:this._animateParam.inputEvent}:null},t.restore=function(e){var t=this.axisManager.get(),n=this.axisManager.map(t,function(e,t){return Math.min(t.range[1],Math.max(t.range[0],e))});this.stopAnimation(),this.animateTo(n,this.getDuration(t,n),e)},t.animationEnd=function(){var e=this.getEventInfo();this._animateParam=null;var t=this.axisManager.filter(this.axisManager.get(),function(e,t){return As(e,t.range,t.circular)});Object.keys(t).length>0&&this.setTo(this.axisManager.map(t,function(e,t){return js(e,t.range,t.circular)})),this.interruptManager.setInterrupt(!1),this.eventManager.triggerAnimationEnd(!!e),this.axisManager.isOutside()?this.restore(e):this.finish(!!e)},t.finish=function(e){this._animateParam=null,this.interruptManager.setInterrupt(!1),this.eventManager.triggerFinish(e)},t.getUserControl=function(e){var t=e.setTo();return t.destPos=this.axisManager.get(t.destPos),t.duration=qs(t.duration,this._options.minimumDuration,this._options.maximumDuration),t},t.animateTo=function(e,t,n){var r=this;this.stopAnimation();var i=this._createAnimationParam(e,t,n),a=z({},i.depaPos),o=this.eventManager.triggerAnimationStart(i),s=this.getUserControl(i);if(!o&&this.axisManager.every(s.destPos,function(e,t){return As(e,t.range,t.circular)})&&console.warn(`You can't stop the 'animation' event when 'circular' is true.`),o&&!ds(s.destPos,a)){var c=n?.event||null;this._animateLoop({depaPos:a,destPos:s.destPos,duration:s.duration,delta:this.axisManager.getDelta(a,s.destPos),isTrusted:!!c,inputEvent:c,input:n?.input||null},function(){return r.animationEnd()})}},t.setTo=function(e,t){t===void 0&&(t=0);var n=Object.keys(e),r=this.axisManager.get(n);if(ds(e,r))return this;this.interruptManager.setInterrupt(!0);var i=ls(e,function(e,t){return r[t]!==e});return!Object.keys(i).length||(i=this.axisManager.map(i,function(e,t){var n=t.range,r=t.circular;return r&&(r[0]||r[1])?e:Es(e,n,r)}),ds(i,r))||(t>0?this.animateTo(i,t):(this.stopAnimation(),this.eventManager.triggerChange(i),this.finish(!1))),this},t.setBy=function(e,t){return t===void 0&&(t=0),this.setTo(cs(this.axisManager.get(Object.keys(e)),function(t,n){return t+e[n]}),t)},t.setOptions=function(e){this._options=z(z({},this._options),e)},t._createAnimationParam=function(e,t,n){var r=this.axisManager.get(),i=e,a=n?.event||null;return{depaPos:r,destPos:i,duration:qs(t,this._options.minimumDuration,this._options.maximumDuration),delta:this.axisManager.getDelta(r,i),inputEvent:a,input

2:n?.input||null,isTrusted:!!a,done:this.animationEnd}},t._animateLoop=function(e,t){var n=this;if(e.duration){this._animateParam=z(z({},e),{startTime:new Date().getTime()});var r=cs(e.destPos,function(e){return e}),i=this._initState(this._animateParam),a=function(){n._raf=null;var e=n._animateParam,o=n._getNextState(i),s=!n.eventManager.triggerChange(o.pos,i.pos);if(i=o,o.finished){e.destPos=n._getFinalPos(e.destPos,r),ds(e.destPos,n.axisManager.get(Object.keys(e.destPos)))||n.eventManager.triggerChange(e.destPos,o.pos),t();return}s?n.finish(!1):n._raf=os(a)};a()}else this.eventManager.triggerChange(e.destPos),t()},t._getFinalPos=function(e,t){var n=this,r=1e-6;return cs(e,function(e,i){return e>=t[i]-r&&e<=t[i]+r?t[i]:ps(e,n._getRoundUnit(e,i))})},t._getRoundUnit=function(e,t){var n=this._options.round,r=null;if(!n){var i=this.axisManager.getAxisOptions(t);r=gs(Math.max(hs(i.range[0]),hs(i.range[1]),hs(e)))}return r||n},e}()),Ys=function(e){ko(t,e);function t(t,n,r){t===void 0&&(t={}),n===void 0&&(n={}),r===void 0&&(r={});var i=e.call(this)||this;return i.axis=t,i._inputs=[],i.options=z({easing:function(e){return 1-(1-e)**3},interruptable:!0,maximumDuration:1/0,minimumDuration:0,deceleration:6e-4,round:null,nested:!1},n),Object.keys(r).forEach(function(e){i.axis[e].startPos=r[e]}),i.interruptManager=new Ts(i.options),i.axisManager=new Ms(i.axis),i.eventManager=new ws(i),i.animationManager=new Js(i),i.inputObserver=new Ks(i),i.eventManager.setAnimationManager(i.animationManager),i.eventManager.triggerChange(i.axisManager.get()),i}var n=t.prototype;return Object.defineProperty(n,"holding",{get:function(){return this.eventManager.holdingCount>0},enumerable:!1,configurable:!0}),n.connect=function(e,t){var n=typeof e==`string`?e.split(` `):e.concat();return~this._inputs.indexOf(t)&&this.disconnect(t),t.mapAxes(n),t.connect(this.inputObserver),this._inputs.push(t),this},n.disconnect=function(e){if(e){var t=this._inputs.indexOf(e);t>=0&&(this._inputs[t].disconnect(),this._inputs.splice(t,1))}else this._inputs.forEach(function(e){return e.disconnect()}),this._inputs=[];return this},n.get=function(e){return this.axisManager.get(e)},n.setTo=function(e,t){return t===void 0&&(t=0),this.animationManager.setTo(e,t),this},n.setBy=function(e,t){return t===void 0&&(t=0),this.animationManager.setBy(e,t),this},n.setOptions=function(e){return this.options=z(z({},this.options),e),this.animationManager.setOptions(e),this},n.setAxis=function(e){return this.axisManager.setAxis(e),this},n.stopAnimation=function(){return this.animationManager.stopAnimation(),this.animationManager.finish(!1),this},n.updateAnimation=function(e){return this.animationManager.updateAnimation(e),this},n.isBounceArea=function(e){return this.axisManager.isOutside(e)},n.destroy=function(){this.disconnect(),this.eventManager.destroy()},t.VERSION=`3.9.2`,t.TRANSFORM=Qo,t.DIRECTION_NONE=jo,t.DIRECTION_LEFT=Mo,t.DIRECTION_RIGHT=No,t.DIRECTION_UP=Fo,t.DIRECTION_DOWN=Io,t.DIRECTION_HORIZONTAL=Po,t.DIRECTION_VERTICAL=Lo,t.DIRECTION_ALL=Ro,Ao([Do],t.prototype,`holding`,null),t=Ao([xo],t),t}(I),Xs=function(e,t){if(t<0||t>90)return jo;var n=Math.abs(e);return n>t&&n<180-t?Lo:Po},Zs=function(){function e(e,t){var n=this;this.axes=[],this.element=null,this._enabled=!1,this._activeEvent=null,this._atRightEdge=!1,this._rightEdgeTimer=0,this._dragged=!1,this._isOverThreshold=!1,this._preventClickWhenDragged=function(e){n._dragged&&(e.preventDefault(),e.stopPropagation()),n._dragged=!1},this._voidFunction=function(){},this.element=ts(e),this.options=z({inputType:[`touch`,`mouse`,`pointer`],inputKey:[Uo],inputButton:[zo],scale:[1,1],thresholdAngle:45,threshold:0,preventClickOnDrag:!1,preventDefaultOnDrag:!1,iOSEdgeSwipeThreshold:Xo,releaseOnScroll:!1,touchAction:null},t),this._onPanstart=this._onPanstart.bind(this),this._onPanmove=this._onPanmove.bind(this),this._onPanend=this._onPanend.bind(this)}var t=e.prototype;return t.mapAxes=function(e){this._direction=bs(!!e[0],!!e[1]),this.axes=e},t.connect=function(e){return this._activeEvent&&(this._detachElementEvent(),this._detachWindowEvent(this._activeEvent)),this._attachElementEvent(e),this},t.disconnect=function(){return this._detachElementEvent(),this._detachWindowEvent(this._activeEvent),this._direction=jo,this},t.destroy=function(){this.disconnect(),this.element=null},t.enable=function(){if(Ws(this.options.inputType))this._enabled||(this._enabled=!0,this._originalCssProps=Ss(this.element,this.options,this._direction));else throw Error(`PanInput cannot be enabled if there is no available input event.`);return this},t.disable=function(){return this._enabled&&(this._enabled=!1,ys(this._originalCssProps)||Cs(this.element,this._originalCssProps)),this},t.isEnabled=function(){return this._enabled},t.release=function(){var e=this._activeEvent,t=e.prevEvent;return e.onRelease(),this._observer.release(this,t,[0,0]),this._detachWindowEvent(e),this},t._onPanstart=function(e){var t=this.options,n=t.inputKey,r=t.inputButton,i=t.preventDefaultOnDrag,a=this._activeEvent,o=a.onEventStart(e,n,r);if(!(!o||!this._enabled||a.getTouches(e,r)>1)&&o.srcEvent.cancelable!==!1){var s=this.options.iOSEdgeSwipeThreshold;this._dragged=!1,this._isOverThreshold=!1,this._observer.hold(this,o),this._atRightEdge=Zo&&o.center.x>window.innerWidth-s,this._attachWindowEvent(a),i&&o.srcEvent.type!==`touchstart`&&o.srcEvent.preventDefault(),a.prevEvent=o}},t._onPanmove=function(e){var t=this,n=this.options,r=n.iOSEdgeSwipeThreshold,i=n.preventClickOnDrag,a=n.releaseOnScroll,o=n.inputKey,s=n.inputButton,c=n.threshold,l=n.thresholdAngle,u=this._activeEvent,d=u.onEventMove(e,o,s),f=u.getTouches(e,s);if(f===0||a&&d&&!d.srcEvent.cancelable){this._onPanend(e);return}if(!(!d||!this._enabled||f>1)){var p=Xs(d.angle,l),m=xs(Po,this._direction,p),h=xs(Lo,this._direction,p);if(u.prevEvent&&Zo){if(d.center.x<0){this.release();return}this._atRightEdge&&(clearTimeout(this._rightEdgeTimer),d.deltaX<-r?this._atRightEdge=!1:this._rightEdgeTimer=window.setTimeout(function(){return t.release()},100))}var g=this._getDistance([d.deltaX,d.deltaY],[m,h]),_=this._getOffset([d.offsetX,d.offsetY],[m,h]),v=_.some(function(e){return e!==0});v&&(d.srcEvent.cancelable!==!1&&d.srcEvent.preventDefault(),d.srcEvent.stopPropagation()),d.preventSystemEvent=v,v&&(this._isOverThreshold||g>=c)&&(this._dragged=i,this._isOverThreshold=!0,this._observer.change(this,d,Us(this.axes,_))),u.prevEvent=d}},t._onPanend=function(e){var t=this.options.inputButton,n=this._activeEvent;if(n.onEventEnd(e),!(!this._enabled||n.getTouches(e,t)!==0)){this._detachWindowEvent(n),clearTimeout(this._rightEdgeTimer);var r=n.prevEvent,i=this._isOverThreshold?this._getOffset([Math.abs(r.velocityX)*r.directionX,Math.abs(r.velocityY)*r.directionY],[xs(Po,this._direction),xs(Lo,this._direction)]):[0,0];n.onRelease(),this._observer.release(this,r,i)}},t._attachWindowEvent=function(e){var t=this;e?.move.forEach(function(e){window.addEventListener(e,t._onPanmove,Gs(e))}

2),e?.end.forEach(function(e){window.addEventListener(e,t._onPanend,Gs(e))})},t._detachWindowEvent=function(e){var t=this;e?.move.forEach(function(e){window.removeEventListener(e,t._onPanmove)}),e?.end.forEach(function(e){window.removeEventListener(e,t._onPanend)})},t._getOffset=function(e,t){var n=this.options.scale;return[t[0]?e[0]*n[0]:0,t[1]?e[1]*n[1]:0]},t._getDistance=function(e,t){return Math.sqrt(Number(t[0])*e[0]**2+Number(t[1])*e[1]**2)},t._attachElementEvent=function(e){var t=this,n=Ws(this.options.inputType),r=this.element;if(n){if(!r)throw Error(`Element to connect input does not exist.`);this._observer=e,this.enable(),this._activeEvent=n,r.addEventListener(`click`,this._preventClickWhenDragged,!0),n.start.forEach(function(e){r.addEventListener(e,t._onPanstart)}),n.move.forEach(function(e){r.addEventListener(e,t._voidFunction)})}},t._detachElementEvent=function(){var e=this,t=this._activeEvent,n=this.element;n&&(n.removeEventListener(`click`,this._preventClickWhenDragged,!0),t?.start.forEach(function(t){n.removeEventListener(t,e._onPanstart)}),t?.move.forEach(function(t){n.removeEventListener(t,e._voidFunction)})),this.disable(),this._observer=null},e}(),Qs=function(){function e(e,t){this.axes=[],this.element=null,this._pinchFlag=!1,this._enabled=!1,this._activeEvent=null,this._isOverThreshold=!1,this.element=ts(e),this.options=z({scale:1,threshold:0,inputType:[`touch`,`pointer`],touchAction:`none`},t),this._onPinchStart=this._onPinchStart.bind(this),this._onPinchMove=this._onPinchMove.bind(this),this._onPinchEnd=this._onPinchEnd.bind(this)}var t=e.prototype;return t.mapAxes=function(e){this.axes=e},t.connect=function(e){return this._activeEvent&&this._detachEvent(),this._attachEvent(e),this._originalCssProps=Ss(this.element,this.options,Ro),this},t.disconnect=function(){return this._detachEvent(),ys(this._originalCssProps)||Cs(this.element,this._originalCssProps),this},t.destroy=function(){this.disconnect(),this.element=null},t.enable=function(){return this._enabled=!0,this},t.disable=function(){return this._enabled=!1,this},t.isEnabled=function(){return this._enabled},t._onPinchStart=function(e){var t=this._activeEvent,n=t.onEventStart(e);!n||!this._enabled||t.getTouches(e)!==2||(this._baseValue=this._observer.get(this)[this.axes[0]],this._observer.hold(this,e),this._pinchFlag=!0,this._isOverThreshold=!1,t.prevEvent=n)},t._onPinchMove=function(e){var t=this.options.threshold,n=this._activeEvent,r=n.onEventMove(e);if(!(!r||!this._pinchFlag||!this._enabled||n.getTouches(e)!==2)){var i=this._getDistance(r.scale),a=this._getOffset(r.scale,n.prevEvent.scale);(this._isOverThreshold||i>=t)&&(this._isOverThreshold=!0,this._observer.change(this,e,Us(this.axes,[a]))),n.prevEvent=r}},t._onPinchEnd=function(e){var t=this._activeEvent;t.onEventEnd(e),!(!this._pinchFlag||!this._enabled||t.getTouches(e)>=2)&&(t.onRelease(),this._observer.release(this,e,[0],0),this._baseValue=null,this._pinchFlag=!1)},t._attachEvent=function(e){var t=this,n=Ws(this.options.inputType),r=this.element;if(n){if(!r)throw Error(`Element to connect input does not exist.`);this._observer=e,this._enabled=!0,this._activeEvent=n,n.start.forEach(function(e){r.addEventListener(e,t._onPinchStart,!1)}),n.move.forEach(function(e){r.addEventListener(e,t._onPinchMove,!1)}),n.end.forEach(function(e){r.addEventListener(e,t._onPinchEnd,!1)})}},t._detachEvent=function(){var e=this,t=this._activeEvent,n=this.element;n&&(t?.start.forEach(function(t){n.removeEventListener(t,e._onPinchStart,!1)}),t?.move.forEach(function(t){n.removeEventListener(t,e._onPinchMove,!1)}),t?.end.forEach(function(t){n.removeEventListener(t,e._onPinchEnd,!1)})),this._enabled=!1,this._observer=null},t._getOffset=function(e,t){return t===void 0&&(t=1),this._baseValue*(e-t)*this.options.scale},t._getDistance=function(e){return Math.abs(e-1)},e}(),$s=function(){function e(e,t){this.axes=[],this.element=null,this._enabled=!1,this._holding=!1,this._timer=null,this.element=ts(e),this.options=z({inputKey:[Uo],scale:1,releaseDelay:300,useNormalized:!0,useAnimation:!1},t),this._onWheel=this._onWheel.bind(this)}var t=e.prototype;

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a=1/Math.tan(t/2);if(e[0]=a/n,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=a,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[11]=-1,e[12]=0,e[13]=0,e[15]=0,i!=null&&i!==1/0){var o=1/(r-i);e[10]=(i+r)*o,e[14]=2*i*r*o}else e[10]=-1,e[14]=-2*r;return e}var Ec=Tc;function H(){var e=new V(3);return V!=Float32Array&&(e[0]=0,e[1]=0,e[2]=0),e}function Dc(e){var t=e[0],n=e[1],r=e[2];return Math.sqrt(t*t+n*n+r*r)}function U(e,t,n){var r=new V(3);return r[0]=e,r[1]=t,r[2]=n,r}function Oc(e,t){return e[0]=t[0],e[1]=t[1],e[2]=t[2],e}function kc(e,t,n,r){return e[0]=t,e[1]=n,e[2]=r,e}function Ac(e,t,n){return e[0]=t[0]-n[0],e[1]=t[1]-n[1],e[2]=t[2]-n[2],e}function jc(e,t,n){return e[0]=t[0]*n,e[1]=t[1]*n,e[2]=t[2]*n,e}function Mc(e,t){var n=t[0],r=t[1],i=t[2],a=n*n+r*r+i*i;return a>0&&(a=1/Math.sqrt(a)),e[0]=t[0]*a,e[1]=t[1]*a,e[2]=t[2]*a,e}function Nc(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]}function Pc(e,t,n){var r=t[0],i=t[1],a=t[2],o=n[0],s=n[1],c=n[2];return e[0]=i*c-a*s,e[1]=a*o-r*c,e[2]=r*s-i*o,e}function Fc(e,t,n){var 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t.addAccelMeasurement=function(e,t){this.currentAccelMeasurement.set(e,t)},t.getOrientation=function(){return this.filterQ},t.run_=function(){if(!this.isOrientationInitialized){this.accelQ=this.accelToQuaternion_(this.currentAccelMeasurement.sample),this.previousFilterQ.copy(this.accelQ),this.isOrientationInitialized=!0;return}var e=this.currentGyroMeasurement.timestampS-this.previousGyroMeasurement.timestampS,t=this.gyroToQuaternionDelta_(this.currentGyroMeasurement.sample,e);this.gyroIntegralQ.multiply(t),this.filterQ.copy(this.previousFilterQ),this.filterQ.multiply(t);var n=new X.Quaternion;n.copy(this.filterQ),n.inverse(),this.estimatedGravity.set(0,0,-1),this.estimatedGravity.applyQuaternion(n),this.estimatedGravity.normalize(),this.measuredGravity.copy(this.currentAccelMeasurement.sample),this.measuredGravity.normalize();var r=new X.Quaternion;r.setFromUnitVectors(this.estimatedGravity,this.measuredGravity),r.inverse(),Z.isDebug()&&console.log(`Delta: %d deg, G_est: (%s, %s, %s), 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e=this.currentGyroMeasurement.timestampS-this.previousGyroMeasurement.timestampS,t=this.gyroToQuaternionDelta_(this.currentGyroMeasurement.sample,e);this.gyroIntegralQ.multiply(t),this.filterQ.copy(this.previousFilterQ),this.filterQ.multiply(t);var n=new X.Quaternion;n.copy(this.filterQ),n.inverse(),this.estimatedGravity.set(0,0,-1),this.estimatedGravity.applyQuaternion(n),this.estimatedGravity.normalize(),this.measuredGravity.copy(this.currentAccelMeasurement.sample),this.measuredGravity.normalize();var r=new X.Quaternion;r.setFromUnitVectors(this.estimatedGravity,this.measuredGravity),r.inverse();var i=new X.Quaternion;i.copy(this.filterQ),i.multiply(r),this.filterQ.slerp(i,1-this.kFilter),this.previousFilterQ.copy(this.filterQ),this.isFilterQuaternionInitialized||=!0},Hu.prototype.getOrientation=function(){return this.isFilterQuaternionInitialized?this.filterQ:null};var Uu=.98,Wu=.04,Gu=function(e){W(t,e);function t(){var t=e.call(this)||this;return t.deviceMotion=new Bu,t.accelerometer=new X.Vector3,t.gyroscope=new X.Vector3,t._onDeviceMotionChange=t._onDeviceMotionChange.bind(t),t._onScreenOrientationChange=t._onScreenOrientationChange.bind(t),t.filter=new Hu(Uu),t.posePredictor=new Ru(Wu),t.filterToWorldQ=new X.Quaternion,t.isFirefoxAndroid=Z.isFirefoxAndroid(),t.isIOS=$l||eu,t.isChromeUsingDegrees=yu>=66,t._isEnabled=!1,t.isIOS?t.filterToWorldQ.setFromAxisAngle(new X.Vector3(1,0,0),Math.PI/2):t.filterToWorldQ.setFromAxisAngle(new X.Vector3(1,0,0),-Math.PI/2),t.inverseWorldToScreenQ=new X.Quaternion,t.worldToScreenQ=new X.Quaternion,t.originalPoseAdjustQ=new X.Quaternion,t.originalPoseAdjustQ.setFromAxisAngle(new X.Vector3(0,0,1),-K.orientation*Math.PI/180),t._setScreenTransform(),Z.isLandscapeMode()&&t.filterToWorldQ.multiply(t.inverseWorldToScreenQ),t.resetQ=new X.Quaternion,t.deviceMotion.on(`devicemotion`,t._onDeviceMotionChange),t.enable(),t}var n=t.prototype;return n.enable=function(){this.isEnabled()||(this.deviceMotion.enable(),this._isEnabled=!0,K.addEventListener(`orientationchange`,this._onScreenOrientationChange))},n.disable=function(){this.isEnabled()&&(this.deviceMotion.disable(),this._isEnabled=!1,K.removeEventListener(`orientationchange`,this._onScreenOrientationChange))},n.isEnabled=function(){return this._isEnabled},n.destroy=function(){this.disable(),this.deviceMotion=null},n.getOrientation=function(){var e=this,t;if(this.deviceMotion.isWithoutDeviceMotion&&this._deviceOrientationQ){this.deviceOrientationFixQ=this.deviceOrientationFixQ||function(){return new X.Quaternion().setFromAxisAngle(new X.Vector3(0,1,0),-e._alpha)}(),t=this._deviceOrientationQ;var n=new X.Quaternion;n.copy(t),n.multiply(this.filterToWorldQ),n.multiply(this.resetQ),n.multiply(this.worldToScreenQ),n.multiplyQuaternions(this.deviceOrientationFixQ,n);var r=Qc(n.x,n.y,n.z,n.w);return el(r,r)}if(t=this.filter.getOrientation(),!t)return null;var n=this._convertFusionToPredicted(t),r=Qc(n.x,n.y,n.z,n.w);return el(r,r)},n._triggerChange=function(){var e=this.getOrientation();if(e){if(!this._prevOrientation){this._prevOrientation=e;return}nl(this._prevOrientation,e)||this.trigger(new L(`change`,{quaternion:e}))}},n._convertFusionToPredicted=function(e){this.predictedQ=this.posePredictor.getPrediction(e,this.gyroscope,this.previousTimestampS);var t=new X.Quaternion;return t.copy(this.filterToWorldQ),t.multiply(this.resetQ),t.multiply(this.predictedQ),t.multiply(this.worldToScreenQ),t},n._onDeviceMotionChange=function(e){var t=e.inputEvent,n=t.deviceorientation,r=t,i=r.accelerationIncludingGravity,a=r.adjustedRotationRate||r.rotationRate,o=r.timeStamp/1e3;n?(this._alpha||=n.alpha,this._deviceOrientationQ=this._deviceOrientationQ||new X.Quaternion,this._deviceOrientationQ.setFromEulerYXZ(n.beta,n.alpha,n.gamma),this._triggerChange()):(this.isFirefoxAndroid&&(o/=1e3),this.accelerometer.set(-i.x,-i.y,-i.z),this.gyroscope.set(a.alph

2a,a.beta,a.gamma),(this.isIOS||this.isFirefoxAndroid||this.isChromeUsingDegrees)&&this.gyroscope.multiplyScalar(Math.PI/180),this.filter.addAccelMeasurement(this.accelerometer,o),this.filter.addGyroMeasurement(this.gyroscope,o),this._triggerChange(),this.previousTimestampS=o)},n._onScreenOrientationChange=function(){this._setScreenTransform()},n._setScreenTransform=function(){this.worldToScreenQ.set(0,0,0,1);var e=K.orientation;switch(e){case 0:break;case 90:case-90:case 180:this.worldToScreenQ.setFromAxisAngle(new X.Vector3(0,0,1),e/-180*Math.PI)}this.inverseWorldToScreenQ.copy(this.worldToScreenQ),this.inverseWorldToScreenQ.inverse()},t}(I),Ku=function(e,t){var n=J.getRotationDelta(e,t,Y.YAW_DELTA_BY_YAW);return J.getRotationDelta(e,t,Y.YAW_DELTA_BY_ROLL)*Math.sin(J.extractPitchFromQuat(t))+n},qu=function(e,t){return J.getRotationDelta(e,t,Y.PITCH_DELTA)},Ju=function(e){W(t,e);function t(t,n){n===void 0&&(n={});var r=e.call(this)||this;return r.element=t,r._prevQuaternion=null,r._quaternion=null,r.fusionPoseSensor=null,r.options=G({scale:1,threshold:0},n),r._onPoseChange=r._onPoseChange.bind(r),r}var n=t.prototype;return n.mapAxes=function(e){this.axes=e},n.connect=function(e){return this.observer?this:(this.observer=e,this.fusionPoseSensor=new Gu,this.fusionPoseSensor.enable(),this._attachEvent(),this)},n.disconnect=function(){return this.observer?(this._dettachEvent(),this.fusionPoseSensor.disable(),this.fusionPoseSensor.destroy(),this.fusionPoseSensor=null,this.observer=null,this):this},n.destroy=function(){this.disconnect(),this.element=null,this.options=null,this.axes=null,this._prevQuaternion=null,this._quaternion=null},n._onPoseChange=function(e){if(!this._prevQuaternion){this._prevQuaternion=Zc(e.quaternion),this._quaternion=Zc(e.quaternion);return}$c(this._prevQuaternion,this._quaternion),$c(this._quaternion,e.quaternion),this.observer.change(this,e,mu(this.axes,[Ku(this._prevQuaternion,this._quaternion),qu(this._prevQuaternion,this._quaternion)]))},n._attachEvent=function(){this.fusionPoseSensor.on(`change`,this._onPoseChange)},n._dettachEvent=function(){this.fusionPoseSensor.off(`change`,this._onPoseChange)},t}(I),Yu=null,Xu=0,Zu=function(){function e(){if(Xu++,Yu)return Yu;Yu=this,this._onDeviceOrientation=this._onDeviceOrientation.bind(this),this._onOrientationChange=this._onOrientationChange.bind(this),this._spinR=0,this._screenOrientationAngle=0,K.addEventListener(`deviceorientation`,this._onDeviceOrientation),K.addEventListener(`orientationchange`,this._onOrientationChange)}var t=e.prototype;return t.getRadian=function(){return this._spinR+gc(this._screenOrientationAngle)},t.unref=function(){--Xu>0||(K.removeEventListener(`deviceorientation`,this._onDeviceOrientation),K.removeEventListener(`orientationchange`,this._onOrientationChange),this._spinR=0,this._screenOrientationAngle=0,Yu=null,Xu=0)},t._onDeviceOrientation=function(e){if(e.beta!==null&&e.gamma!==null){var t=gc(e.beta),n=gc(e.gamma);this._spinR=Math.atan2(Math.cos(t)*Math.sin(n),Math.sin(t))}},t._onOrientationChange=function(){K.screen&&K.screen.orientation&&K.screen.orientation.angle!==void 0?this._screenOrientationAngle=screen.orientation.angle:K.orientation!==void 0&&(this._screenOrientationAngle=K.orientation>=0?K.orientation:360+K.orientation)},e}(),Qu=function(e){W(t,e);function t(t,n){n===void 0&&(n={});var r=e.call(this,t,n)||this;return r._useRotation=!1,r._screenRotationAngle=null,r.setUseRotation(!!(n&&n.useRotation)),r._userDirection=Ys.DIRECTION_ALL,r}var n=t.prototype;return n.setUseRotation=function(e){this._useRotation=e,this._screenRotationAngle&&=(this._screenRotationAngle.unref(),null),this._useRotation&&(this._screenRotationAngle=new Zu)},n.connect=function(t){return this._userDirection=this._direction,this._useRotation&&this._direction&Ys.DIRECTION_ALL&&(this._direction=Ys.DIRECTION_HORIZONTAL),e.prototype.connect.call(this,t)},n.destroy=function(){this._useRotation&&this._screenRotationAngle&&this._screenRotationAngle.unref(),e.prototype.destroy.call(this)},n._getOffset=function(t,n){if(this._useRotation===!1)return e.prototype._getOffset.call(this,t,n);var r=e.prototype._getOffset.call(this,t,[!0,!0]),i=[0,0],a=this._screenRotationAngle.getRadian(),o=Math.cos(a),s=Math.sin(a);return i[0]=r[0]*o-r[1]*s,i[1]=r[1]*o+r[0]*s,this._userDirection&Ys.DIRECTION_HORIZONTAL?this._userDirection&Ys.DIRECTION_VERTICAL||(i[1]=0):i[0]=0,i},t}(Zs),$u=U(0,1,0),ed=function(e){W(t,e);function t(){var t=e.call(this)||this;return t._fusionPoseSensor=new Gu,t._quaternion=Gc(),t._fusionPoseSensor.enable(),t._fusionPoseSensor.on(`change`,function(e){t._quaternion=e.quaternion,t.trigger(new L(`change`,{isTrusted:!0}))}),t}var n=t.prototype;return n.getCombinedQuaternion=function(e){var t=Kc(Gc(),$u,gc(-e)),n=Yc(Gc(),this._quaternion);return qc(Gc(),n,t)},n.destroy=function(){this.off(),this._fusionPoseSensor&&=(this._fusionPoseSensor.off(),this._fusionPoseSensor.destroy(),null)},t}(I),td=[-Nu,Nu],nd=[-Pu,Pu],rd=[-Fu,Fu],id=function(e){W(t,e);function t(t){var n=e.call(this)||this;n.options={};var r=G({element:null,yaw:0,pitch:0,fov:65,showPolePoint:!1,useZoom:!0,useKeyboard:!0,gyroMode:Iu.YAWPITCH,touchDirection:Du,yawRange:td,pitchRange:nd,fovRange:[30,110],aspectRatio:1},t);return n._element=r.element,n._initialFov=r.fov,n._enabled=!1,n._isAnimating=!1,n._deviceQuaternion=null,n._initAxes(r),n.option(r),n}var n=t.prototype;return n.updatePanScale=function(e){e===void 0&&(e={});var t=this._axes.get().fov,n=e.height||parseInt(window.getComputedStyle(this._element).height,10),r=Au[0]*t/this._initialFov*Mu/n;return this._axesPanInput.options.scale=[r,r],this._axes.options.deceleration=Ou*t/ju,this},n.option=function(e,t){if(!e)return this._getOptions();if(e&&typeof e==`string`&&t===void 0)return this._getOptions(e);var n={},r=[];if(typeof e==`string`)r.push(e),n[e]=t;else{var i=e;r=Object.keys(i),n=G({},i)}return this._setOptions(this._getValidatedOptions(n)),this._applyOptions(r),this},n.enable=function(){return this._enabled?this:(this._enabled=!0,this._applyOptions(Object.keys(this.options)),this.updatePanScale(),this)},n.disable=function(e){return e===void 0&&(e=!1),this._enabled?(e||this._resetOrientation(),this._axes.disconnect(),this._enabled=!1,this):this},n.lookAt=function(e,t){var n=e.yaw,r=e.pitch,i=e.fov,a=this._axes.get(),o=n===void 0?0:n-a.yaw,s=r===void 0?0:r-a.pitch,c=i===void 0?0:i-a.fov;this._axes.options.maximumDuration=1/0,this._axes.setBy({yaw:o,pitch:s,fov:c},t)},n.getYawPitch=function(){var e=this._axes.get();

2return{yaw:e.yaw,pitch:e.pitch}},n.getFov=function(){return this._axes.get().fov},n.getQuaternion=function(){var e=this._axes.get();return this._deviceQuaternion.getCombinedQuaternion(e.yaw)},n.shouldRenderWithQuaternion=function(){return this.options.gyroMode===Iu.VR},n.destroy=function(){this._axes&&this._axes.destroy(),this._axesPanInput&&this._axesPanInput.destroy(),this._axesWheelInput&&this._axesWheelInput.destroy(),this._axesTiltMotionInput&&this._axesTiltMotionInput.destroy(),this._axesPinchInput&&this._axesPinchInput.destroy(),this._axesMoveKeyInput&&this._axesMoveKeyInput.destroy(),this._deviceQuaternion&&this._deviceQuaternion.destroy()},n._initAxes=function(e){var t=this,n=this._updateYawRange(e.yawRange,e.fov,e.aspectRatio),r=this._updatePitchRange(e.pitchRange,e.fov,e.showPolePoint),i=e.gyroMode===Iu.VR;this._axesPanInput=new Qu(this._element,{useRotation:i}),this._axesWheelInput=new $s(this._element,{scale:-4}),this._axesTiltMotionInput=null,this._axesPinchInput=nu?new Qs(this._element,{scale:-1}):null,this._axesMoveKeyInput=new pc(this._element,{scale:[-6,6]}),this._axes=new Ys({yaw:{range:n,circular:this._isCircular(n),bounce:[0,0]},pitch:{range:r,circular:this._isCircular(r),bounce:[0,0]},fov:{range:e.fovRange,circular:[!1,!1],bounce:[0,0]}},{deceleration:Ou,maximumDuration:ku},{yaw:e.yaw,pitch:e.pitch,fov:e.fov}).on({hold:function(e){t._axes.options.maximumDuration=ku,t.trigger(new L(`hold`,{isTrusted:e.isTrusted}))},change:function(e){e.delta.fov!==0&&(t._updateControlScale(e),t.updatePanScale()),t._triggerChange(e)},release:function(e){t._triggerChange(e)},animationEnd:function(e){t.trigger(new L(`animationEnd`,{isTrusted:e.isTrusted}))}})},n._getValidatedOptions=function(e){return e.yawRange&&=this._getValidYawRange(e.yawRange,e.fov,e.aspectRatio),e.pitchRange&&=this._getValidPitchRange(e.pitchRange,e.fov),e},n._getOptions=function(e){var t;return typeof e==`string`?t=this.options[e]:arguments.length===0&&(t=this.options),t},n._setOptions=function(e){for(var t in e)this.options[t]=e[t]},n._applyOptions=function(e){var t=this.options,n=this._axes,r=t.gyroMode===Iu.VR,i=t.gyroMode===Iu.YAWPITCH,a=r?Tu&t.touchDirection:t.touchDirection;if(e.some(function(e){return e===`showPolePoint`||e===`fov`||e===`aspectRatio`||e===`yawRange`||e===`pitchRange`})&&(e.indexOf(`fov`)>=0&&(n.setTo({fov:t.fov}),this.updatePanScale()),this._updateControlScale()),e.some(function(e){return e===`fovRange`})){var o=t.fovRange,s=n.get().fov,c=n.get().fov;al(n.axis.fov.range,o),c<o[0]?c=o[0]:s>o[1]&&(c=o[1]),s!==c&&(n.setTo({fov:c},0),this._updateControlScale(),this.updatePanScale())}if(e.some(function(e){return e===`gyroMode`})&&ru&&(this._axesTiltMotionInput&&=(this._axes.disconnect(this._axesTiltMotionInput),this._axesTiltMotionInput.destroy(),null),this._deviceQuaternion&&=(this._deviceQuaternion.destroy(),null),r?this._initDeviceQuaternion():i&&(this._axesTiltMotionInput=new Ju(this._element),this._axes.connect([`yaw`,`pitch`],this._axesTiltMotionInput)),this._axesPanInput.setUseRotation(r)),e.some(function(e){return e===`useKeyboard`})&&(t.useKeyboard?n.connect([`yaw`,`pitch`],this._axesMoveKeyInput):n.disconnect(this._axesMoveKeyInput)),e.some(function(e){return e===`useZoom`})){var l=t.useZoom;n.disconnect(this._axesWheelInput),l&&n.connect([`fov`],this._axesWheelInput)}this._togglePinchInputByOption(t.touchDirection,t.useZoom),e.some(function(e){return e===`touchDirection`})&&this._enabled&&this._enableTouch(a)},n._togglePinchInputByOption=function(e,t){this._axesPinchInput&&(this._axes.disconnect(this._axesPinchInput),t&&e===Du&&this._axes._inputs.indexOf(this._axesPinchInput)===-1&&this._axes.connect([`fov`],this._axesPinchInput))},n._enableTouch=function(e){this._axesPanInput&&this._axes.disconnect(this._axesPanInput);var t=e&Tu?`yaw`:null,n=e&Eu?`pitch`:null;this._axes.connect([t,n],this._axesPanInput)},n._initDeviceQuaternion=function(){var e=this;this._deviceQuaternion=new ed,this._deviceQuaternion.on(`change`,function(t){e._triggerChange(t)})},n._getValidYawRange=function(e,t,n){var r=this._adjustAspectRatio(n||this.options.aspectRatio||1),i=(t||this._axes.get().fov)*r;return e[1]-e[0]>=i?e:this.options.yawRange||td},n._getValidPitchRange=function(e,t){var n=t||this._axes.get().fov;return e[1]-e[0]>=n?e:this.options.pitchRange||nd},n._isCircular=function(e){return e[1]-e[0]<360?[!1,!1]:[!0,!0]},n._updateControlScale=function(e){var t=this.options,n=this._axes.get().fov,r=this._updatePitchRange(t.pitchRange,n,t.showPolePoint),i=this._updateYawRange(t.yawRange,n,t.aspectRatio),a=this._axes.get(),o=a.yaw,s=a.pitch;return al(this._axes.axis.yaw.range,i),al(this._axes.axis.pitch.range,r),this._axes.axis.yaw.circular=this._isCircular(i),this._axes.axis.pitch.circular=this._isCircular(r),o<i[0]?o=i[0]:o>i[1]&&(o=i[1]),s<r[0]?s=r[0]:s>r[1]&&(s=r[1]),e&&e.set({yaw:o,pitch:s}),this._axes.setTo({yaw:o,pitch:s},0),this},n._updatePitchRange=function(e,t,n){if(this.options.gyroMode===Iu.VR)return rd;var r=e[1]-e[0],i=t/2;return n&&!(r<180)?e.concat():[e[0]+i,e[1]-i]},n._updateYawRange=function(e,t,n){if(this.options.gyroMode===Iu.VR)return td;if(e[1]-e[0]>=360)return e.concat();var r=J.toDegree(Math.atan2(n,1/Math.tan(gc(t/2))));return[e[0]+r,e[1]-r]},n._triggerChange=function(e){var t=this._axes.get(),n=this.options,r={targetElement:n.element,isTrusted:e.isTrusted,yaw:t.yaw,pitch:t.pitch,fov:t.fov,quaternion:null};n.gyroMode===Iu.VR&&this._deviceQuaternion&&(r.quaternion=this._deviceQuaternion.getCombinedQuaternion(t.yaw)),this.trigger(new L(`change`,r))},n._adjustAspectRatio=function(e){for(var t=[.52,.54,.563,.57,.584,.59,.609,.67,.702,.72,.76,.78,.82,.92,.97,1,1.07,1.14,1.19,1.25,1.32,1.38,1.4,1.43,1.53,1.62,1.76,1.77,1.86,1.96,2.26,2.3,2.6,3,5,6],n=[.51,.54,.606,.56,.628,.63,.647,.71,.736,.757,.78,.77,.8,.89,.975,1,1.07,1.1,1.15,1.18,1.22,1.27,1.3,1.33,1.39,1.45,1.54,1.55,1.58,1.62,1.72,1.82,1.92,2,2.24,2.3],r=-1,i=0;i<t.length-1;i++)if(t[i]<=e&&t[i+1]>=e){r=i;break}if(r===-1)return t[0]>e?n[0]:n[n[0].length-1];var a=t[r],o=t[r+1],s=n[r],c=n[r+1];return this._lerp(s,c,(e-a)/(o-a))},n._lerp=function(e,t,n){return e+n*(t-e)},n._resetOrientation=function(){var e=this.options;return this._axes.setTo({yaw:e.yaw,pitch:e.pitch,fov:e.fov},0),this},t.VERSION=Hl,t.CONTROL_MODE_VR=Su,t.CONTROL_MODE_YAWPITCH=Cu,t.TOUC

2H_DIRECTION_ALL=Du,t.TOUCH_DIRECTION_YAW=Tu,t.TOUCH_DIRECTION_PITCH=Eu,t.TOUCH_DIRECTION_NONE=wu,t}(I),ad={INVALID_DEVICE:10,NO_WEBGL:11,FAIL_IMAGE_LOAD:12,FAIL_BIND_TEXTURE:13,INVALID_RESOURCE:14,RENDERING_CONTEXT_LOST:15},Q={READY:`ready`,VIEW_CHANGE:`viewChange`,ANIMATION_END:`animationEnd`,ERROR:`error`},od={EQUIRECTANGULAR:`equirectangular`,CUBEMAP:`cubemap`,CUBESTRIP:`cubestrip`,PANORAMA:`panorama`,STEREOSCOPIC_EQUI:`stereoequi`},sd={TOP_BOTTOM:`3dv`,LEFT_RIGHT:`3dh`,NONE:``},cd={image:!0,video:!0,projectionType:!0,cubemapConfig:!0,stereoFormat:!0,width:!0,height:!0,yaw:!0,pitch:!0,fov:!0,showPolePoint:!0,useZoom:!0,useKeyboard:!0,gyroMode:!0,yawRange:!0,pitchRange:!0,fovRange:!0,touchDirection:!0,canvasClass:!0},ld=`view360-canvas`,ud=function(e){return[...arguments].slice(1).forEach(function(t){Object.keys(t).forEach(function(n){var r=t[n];e[n]=Array.isArray(e[n])&&Array.isArray(r)?Jl(e[n],r):r})}),e},dd=function(e){var t=(e instanceof Array?e:[e]).map(function(e){var t=e;return typeof e==`string`&&(t=new Image,t.crossOrigin=`anonymous`,t.src=e),t});return t.length===1?t[0]:t},fd=function(e){if(e instanceof HTMLVideoElement)return e;var t=document.createElement(`video`);return t.setAttribute(`crossorigin`,`anonymous`),t.setAttribute(`webkit-playsinline`,``),t.setAttribute(`playsinline`,``),e instanceof Array?e.forEach(function(e){return pd(t,e)}):pd(t,e),t.querySelectorAll(`source`).length>0&&t.readyState<1&&t.load(),t},pd=function(e,t){var n,r;if(typeof t==`object`?(n=t.src,r=t.type):typeof t==`string`&&(n=t),!n)return!1;var i=document.createElement(`source`);i.src=n,r&&(i.type=r),e.appendChild(i)},md={0:`NO_ERROR`,1280:`INVALID_ENUM`,1281:`INVALID_VALUE`,1282:`INVALID_OPERATION`,1285:`OUT_OF_MEMORY`,1286:`INVALID_FRAMEBUFFER_OPERATION`,37442:`CONTEXT_LOST_WEBGL`},hd=null,$=function(){function e(){}return e.createShader=function(e,t,n){var r=e.createShader(t);return e.shaderSource(r,n),e.compileShader(r),e.getShaderParameter(r,e.COMPILE_STATUS)?r:(console.error(e.getShaderInfoLog(r)),null)},e.createProgram=function(e,t,n){var r=e.createProgram();return e.attachShader(r,t),e.attachShader(r,n),e.linkProgram(r),e.deleteShader(t),e.deleteShader(n),e.getProgramParameter(r,e.LINK_STATUS)?r:(e.deleteProgram(r),null)},e.initBuffer=function(e,t,n,r,i){var a=e.createBuffer();return e.bindBuffer(t,a),e.bufferData(t,n,e.STATIC_DRAW),a&&(a.itemSize=r,a.numItems=n.length/r),i!==void 0&&(e.enableVertexAttribArray(i),e.vertexAttribPointer(i,a.itemSize,e.FLOAT,!1,0,0)),a},e.getWebglContext=function(e,t){var n,r,i=[`webgl`,`experimental-webgl`,`webkit-3d`,`moz-webgl`],a=null,o=G({preserveDrawingBuffer:!1,antialias:!1},t),s=function(e){return e.statusMessage};e.addEventListener(`webglcontextcreationerror`,s);try{for(var c=Kl(i),l=c.next();!l.done;l=c.next()){var u=l.value;try{a=e.getContext(u,o)}catch{}if(a)break}}catch(e){n={error:e}}finally{try{l&&!l.done&&(r=c.return)&&r.call(c)}finally{if(n)throw n.error}}return e.removeEventListener(`webglcontextcreationerror`,s),a},e.createTexture=function(e,t){var n=e.createTexture();return e.bindTexture(t,n),e.texParameteri(t,e.TEXTURE_MAG_FILTER,e.LINEAR),e.texParameteri(t,e.TEXTURE_MIN_FILTER,e.LINEAR),e.texParameteri(t,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(t,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.bindTexture(t,null),n},e.isWebGLAvailable=function(){if(hd===null){var t=document.createElement(`canvas`),n=e.getWebglContext(t);if(hd=!!n,n){var r=n.getExtension(`WEBGL_lose_context`);r&&r.loseContext()}}return!!hd},e.isStableWebGL=function(){var e=ro(),t=!0;if(e.os.name===`android`){var n=parseFloat(e.os.version);(n<=4.3&&n>=1||n===4.4&&e.browser.name!==`chrome`)&&(t=!1)}return t},e.getErrorNameFromWebGLErrorCode=function(e){return e in md?md[e]:`UNKNOWN_ERROR`},e.texImage2D=function(e,t,n){try{e.texImage2D(t,0,e.RGBA,e.RGBA,e.UNSIGNED_BYTE,n)}catch(e){console.error(`WebGLUtils.texImage2D error:`,e)}},e.getMaxTextureSize=function(e){return e.getParameter(e.MAX_TEXTURE_SIZE)},e}(),gd=ro(),_d=gd.browser.name===`ie`&&gd.browser.majorVersion===11,vd={ERROR:`error`},yd=function(e){W(t,e);function t(){var t=e.call(this)||this;return t._forceDimension=null,t._pixelCanvas=null,t._pixelContext=null,t}var n=t.prototype;return n.render=function(e){var t=e.gl,n=e.shaderProgram,r=e.indexBuffer,i=e.mvMatrix,a=e.pMatrix;t.uniformMatrix4fv(n.pMatrixUniform,!1,a),t.uniformMatrix4fv(n.mvMatrixUniform,!1,i),r&&t.drawElements(t.TRIANGLES,r.numItems,t.UNSIGNED_SHORT,0)}

2,n.getDimension=function(e){return{width:e.naturalWidth||e.videoWidth,height:e.naturalHeight||e.videoHeight}},n.updateShaderData=function(e){},n._initPixelSource=function(e,t){if(t===void 0&&(t=null),_d&&e instanceof HTMLVideoElement||t){var n=t||this.getDimension(e),r=n.width,i=n.height;this._pixelCanvas=document.createElement(`canvas`),this._pixelCanvas.width=r,this._pixelCanvas.height=i,this._pixelContext=this._pixelCanvas.getContext(`2d`)}this._forceDimension=t},n._getPixelSource=function(e){if(!this._pixelCanvas)return e;var t=this.getDimension(e),n=this._forceDimension||t;return this._pixelCanvas.width!==n.width&&(this._pixelCanvas.width=n.width),this._pixelCanvas.height!==n.height&&(this._pixelCanvas.height=n.height),this._forceDimension?this._pixelContext.drawImage(e,0,0,t.width,t.height,0,0,n.width,n.height):this._pixelContext.drawImage(e,0,0),this._pixelCanvas},n._extractTileConfig=function(e){var t=Array.isArray(e.tileConfig)?e.tileConfig:Array.apply(void 0,Jl([,,,,,,])).map(function(){return e.tileConfig});return t=t.map(function(e){return G({flipHorizontal:!1,rotation:0},e)}),t},n._triggerError=function(e){console.error(`Renderer Error:`,e),this.trigger(new L(vd.ERROR,{message:typeof e==`string`?e:e.message}))},t.EVENTS=vd,t}(I),bd=function(e){W(t,e);function t(){return e!==null&&e.apply(this,arguments)||this}var n=t.prototype;return t.extractOrder=function(e){return e.order||`RLUDBF`},n.getVertexPositionData=function(){return t._VERTEX_POSITION_DATA=t._VERTEX_POSITION_DATA===null?[1,-1,1,-1,-1,1,-1,1,1,1,1,1,-1,-1,-1,1,-1,-1,1,1,-1,-1,1,-1,-1,1,-1,1,1,-1,1,1,1,-1,1,1,1,-1,-1,-1,-1,-1,-1,-1,1,1,-1,1,1,-1,-1,1,-1,1,1,1,1,1,1,-1,-1,-1,1,-1,-1,-1,-1,1,-1,-1,1,1]:t._VERTEX_POSITION_DATA,t._VERTEX_POSITION_DATA},n.getIndexData=function(){if(t._INDEX_DATA)return t._INDEX_DATA;for(var e=[],n=this.getVertexPositionData(),r=0;r<n.length/3;r+=4)e.push(r,r+2,r+1,r,r+3,r+2);return t._INDEX_DATA=e,e},n.getTextureCoordData=function(e){var n=this,r=e.image,i=e.imageConfig,a=`BFUDRL`,o=t.extractOrder(i),s=this.getVertexPositionData(),c=this._extractTileConfig(i),l=3,u=4,d=i.trim;return a.split(``).map(function(e){return c[o.indexOf(e)]}).map(function(e,t){for(var n=Math.floor(e.rotation/90),r=e.flipHorizontal?[0,1,2,3]:[1,0,3,2],i=0;i<Math.abs(n);i++)e.flipHorizontal&&n>0||!e.flipHorizontal&&n<0?r.push(r.shift()):r.unshift(r.pop());for(var a=l*u,o=s.slice(t*a,t*a+a),c=[],d=0;d<u;d++)c[r[d]]=o.splice(0,l);return c}).map(function(e){return n._shrinkCoord({image:r,faceCoords:e,trim:d})}).reduce(function(e,t){return Jl(e,t.reduce(function(e,t){return Jl(e,t)},[]))},[])},n.getVertexShaderSource=function(){return`
3attribute vec3 aVertexPosition;
4attribute vec3 aTextureCoord;
5uniform mat4 uMVMatrix;
6uniform mat4 uPMatrix;
7varying highp vec3 vVertexDirectionVector;
8void main(void) {
9  vVertexDirectionVector = aTextureCoord;
10  gl_Position = uPMatrix * uMVMatrix * vec4(aVertexPosition, 1.0

10);
11}`},n.getFragmentShaderSource=function(){return`
12precision highp float;
13uniform samplerCube uSampler;
14varying highp vec3 vVertexDirectionVector;
15void main(void) {
16  gl_FragColor = textureCube(uSampler, vVertexDirectionVector);
17}`},n.updateTexture=function(e,n,r){var i=`RLUDBF`,a=t.extractOrder(r),o={};a.split(``).forEach(function(e,t){o[e]=t});try{if(n instanceof Array)for(var s=0;s<6;s++){var c=o[i[s]];$.texImage2D(e,e.TEXTURE_CUBE_MAP_POSITIVE_X+s,n[c])}else for(var l=this.getMaxCubeMapTextureSize(e,n),s=0;s<6;s++){var c=o[i[s]],u=this.extractTileFromImage(n,c,l);$.texImage2D(e,e.TEXTURE_CUBE_MAP_POSITIVE_X+s,u)}}catch(e){this._triggerError(e)}},n.bindTexture=function(e,t,n,r){e.bindTexture(e.TEXTURE_CUBE_MAP,t),this.updateTexture(e,n,r)},n.getSourceTileSize=function(e){var t=this.getDimension(e),n=t.width,r=t.height,i=n/r;return i===1/6?n:i===6?r:i===2/3?n/2:n/3},n.extractTileFromImage=function(e,t,n){var r=this.getDimension(e).width,i=this.getSourceTileSize(e),a=document.createElement(`canvas`);a.width=n,a.height=n;var o=a.getContext(`2d`),s=r/i,c=i*t%(i*s),l=Math.floor(t/s)*i;return o.drawImage(e,c,l,i,i,0,0,n,n),a},n.getMaxCubeMapTextureSize=function(e,t){var n=ro(),r=e.getParameter(e.MAX_CUBE_MAP_TEXTURE_SIZE),i=this.getSourceTileSize(t);if(n.browser.name===`ie`&&n.browser.majorVersion===11&&!J.isPowerOfTwo(i))for(var a=1;a<r;a*=2)if(a<i)continue;else{i=a;break}if(n.os.name===`ios`){var o=n.os.majorVersion;o===9&&(i=1024),o===8&&(i=512)}return Math.min(r,i)},n._shrinkCoord=function(e){var t=e.image,n=e.faceCoords,r=1-e.trim*(2/(Array.isArray(t)?this.getDimension(t[0]).width:this.getSourceTileSize(t))),i=[0,1,2].map(function(e){var t=J.sign(n[0][e]);return n.some(function(n){return J.sign(n[e])!==t})}).map(function(e){return e?r:1});return n.map(function(e){return e.map(function(e,t){return e*i[t]})})},t._VERTEX_POSITION_DATA=null,t._INDEX_DATA=null,t}(yd),xd=function(e){W(t,e);function t(){return e!==null&&e.apply(this,arguments)||this}var n=t.prototype;return n.getVertexShaderSource=function(){return`
18attribute vec3 aVertexPosition;
19attribute vec2 aTextureCoord;
20uniform mat4 uMVMatrix;
21uniform mat4 uPMatrix;
22varying highp vec2 vTextureCoord;
23void main(void) {
24  vTextureCoord = aTextureCoord;
25  gl_Position = uPMatrix * uMVMatrix * vec4(aVertexPosition, 1.0

25);
26}`},n.getFragmentShaderSource=function(){return`
27#define PI 3.14159265359
28precision highp float;
29varying highp vec2 vTextureCoord;
30uniform sampler2D uSampler;
31uniform bool uIsEAC;
32const vec2 OPERATE_COORDS_RANGE = vec2(-1.0, 1.0);
33const vec2 TEXTURE_COORDS_RANGE = vec2(0.0, 1.0);
34// vector type is used for initializing values instead of array.
35const vec4 TEXTURE_DIVISION_X = vec4(0.0, 1.0 / 3.0, 2.0 / 3.0, 1.0);
36const vec3 TEXTURE_DIVISION_Y = vec3(0.0, 1.0 / 2.0, 1.0);
37const float EAC_CONST = 2.0 / PI;
38float scale(vec2 domainRange, vec2 targetRange, float val) {
39  float unit = 1.0 / (domainRange[1] - domainRange[0]);
40  return targetRange[0] + (targetRange[1] - targetRange[0]) * (val - domainRange[0]) * unit;
41}
42void main(void) {
43  float transformedCoordX;
44  float transformedCoordY;
45
46  if (uIsEAC) {
47    vec2 orgTextureRangeX;
48    vec2 orgTextureRangeY;
49
50    // Apply EAC transform
51    if (vTextureCoord.s >= TEXTURE_DIVISION_X[2]) {
52      orgTextureRangeX = vec2(TEXTURE_DIVISION_X[2], TEXTURE_DIVISION_X[3]);
53    } else if (vTextureCoord.s >= TEXTURE_DIVISION_X[1]) {
54      orgTextureRangeX = vec2(TEXTURE_DIVISION_X[1], TEXTURE_DIVISION_X[2]);
55    } else {
56      orgTextureRangeX = vec2(TEXTURE_DIVISION_X[0], TEXTURE_DIVISION_X[1]);
57    }
58
59    if (vTextureCoord.t >= TEXTURE_DIVISION_Y[1]) {
60      orgTextureRangeY = vec2(TEXTURE_DIVISION_Y[1], TEXTURE_DIVISION_Y[2]);
61    } else {
62      orgTextureRangeY = vec2(TEXTURE_DIVISION_Y[0], TEXTURE_DIVISION_Y[1]);
63    }
64
65    // scaling coors by the coordinates following the range from -1.0 to 1.0.
66    float px = scale(orgTextureRangeX, OPERATE_COORDS_RANGE, vTextureCoord.s);
67    float py = scale(orgTextureRangeY, OPERATE_COORDS_RANGE, vTextureCoord.t);
68
69    float qu = EAC_CONST * atan(px) + 0.5;
70    float qv = EAC_CONST * atan(py) + 0.5;
71
72    // re-scaling coors by original coordinates ranges
73    transformedCoordX = scale(TEXTURE_COORDS_RANGE, orgTextureRangeX, qu);
74    transformedCoordY = scale(TEXTURE_COORDS_RANGE, orgTextureRangeY, qv);
75  } else {
76    // normal cubemap
77    transformedCoordX = vTextureCoord.s;
78    transformedCoordY = vTextureCoord.t;
79  }
80
81  gl_FragColor = texture2D(uSampler, vec2(transformedCoordX, transformedCoordY));
82}`},n.getVertexPositionData=function(){return this._vertices||=[1,-1,1,-1,-1,1,-1,1,1,1,1,1,-1,-1,-1,1,-1,-1,1,1,-1,-1,1,-1,-1,1,-1,1,1,-1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,-1,-1,-1,-1,-1,1,-1,-1,1,-1,1,1,1,1,1,1,-1,-1,-1,1,-1,-1,-1,-1,1,-1,-1,1,1],this._vertices},n.getIndexData=function(){var e=this;return function(){for(var t=[],n=0;n<e._vertices.length/3;n+=4)t.push(n,n+1,n+2,n,n+2,n+3);return t}()},n.getTextureCoordData=function(e){for(var t=this,n=e.image,r=e.imageConfig,i=3,a=2,o=this.getDimension(n),s=r.trim,c=r.order||`RLUDFB`,l=[],u=a-1;u>=0;u--)for(var d=0;d<i;d++){var f=[d/i,u/a,(d+1)/i,u/a,(d+1)/i,(u+1)/a,d/i,(u+1)/a];l.push(f)}var p=this._extractTileConfig(r);return l=l.map(function(e){return t._shrinkCoord(e,o,s)}).map(function(e,n){return t._transformCoord(e,p[n])}),`BFUDRL`.split(``).map(function(e){return c.indexOf(e)}).map(function(e){return l[e]}).reduce(function(e,t){return e.concat(t)},[])},n.updateTexture=function(e,t){$.texImage2D(e,e.TEXTURE_2D,this._getPixelSource(t))},n.bindTexture=function(e,t,n){var r=this.getDimension(n),i=r.width,a=r.height,o=Math.max(i,a),s=$.getMaxTextureSize(e);if(o>s){this._triggerError(`Image width(`+i+`) exceeds device limit(`+s+`))`);return}this._initPixelSource(n),e.activeTexture(e.TEXTURE0),e.pixelStorei(e.UNPACK_FLIP_Y_WEBGL,!0),e.bindTexture(e.TEXTURE_2D,t),this.updateTexture(e,n)},n._transformCoord=function(e,t){var n=e.slice();return t.flipHorizontal&&(n=this._flipHorizontalCoord(n)),t.rotation&&(n=this._rotateCoord(n,t.rotation)),n},n._shrinkCoord=function(e,t,n){var r=t.width,i=n*(1/t.height),a=1/r*n;return[e[0]+a,e[1]+i,e[2]-a,e[3]+i,e[4]-a,e[5]-i,e[6]+a,e[7]-i]},n._rotateCoord=function(e,t){var n=2,r=Math.floor(t/90)%4;if(r===0)return e;var i,a=[];return r>0?(i=e.splice(0,r*n),a=e.concat(i)):(i=e.splice((4+r)*n,-r*n),a=i.concat(e)),a},n._flipHorizontalCoord=function(e){return[e[2],e[3],e[0],e[1],e[6],e[7],e[4],e[5]]},t}(yd),Sd=60,Cd=60,wd=2,Td=-.5*Math.PI,Ed=[],Dd=[],Od=[],kd,Ad;for(kd=0;kd<=Sd;kd++){var jd=(kd/Sd-.5)*Math.PI,Md=Math.sin(jd),Nd=Math.cos(jd);for(Ad=0;Ad<=Cd;Ad++){var Pd=(Ad/Cd-.5)*2*Math.PI+Td,Fd=Math.sin(Pd),Id=Math.cos(Pd)*Nd,Ld=Md,Rd=Fd*Nd,zd=Ad/Cd,Bd=kd/Sd;if(Ed.push(zd,Bd),Dd.push(wd*Id,wd*Ld,wd*Rd),Ad!==Cd&&kd!==Sd){var Vd=kd*(Cd+1)+Ad,Hd=Vd+Cd+1;Od.push(Vd,Hd,Vd+1,Hd,Hd+1,Vd+1)}}}var Ud=function(e){W(t,e);function t(t){var n=e.call(this)||this;return n._stereoFormat=t,n}var n=t.prototype;return n.render=function(t){var n=t.gl,r=t.shaderProgram,i,a;switch(this._stereoFormat){case sd.TOP_BOTTOM:i=[1,.5,0,0],a=[1,.5,0,.5];break;case sd.LEFT_RIGHT:i=[.5,1,0,0],a=[.5,1,.5,0];break;default:i=[1,1,0,0],a=[1,1,0,0]}var o=n.getUniformLocation(r,`uTexScaleOffset`);n.uniform4fv(o,Jl(i,a)),e.prototype.render.call(this,t)},n.getVertexPositionData=function(){return t._VERTEX_POSITION_DATA},n.getIndexData=function(){return t._INDEX_DATA},n.getTextureCoordData=function(){return t._TEXTURE_COORD_DATA},n.getVertexShaderSource=function(){return`
83attribute vec3 aVertexPosition;
84attribute vec2 aTextureCoord;
85uniform mat4 uMVMatrix;
86uniform mat4 uPMatrix;
87uniform float uEye;
88uniform vec4 uTexScaleOffset[2];
89varying highp vec2 vTextureCoord;
90void main(void) {
91  vec4 scaleOffset = uTexScaleOffset[int(uEye)];
92  vTextureCoord = aTextureCoord.xy * scaleOffset.xy + scaleOffset.zw;
93  gl_Position = uPMatrix * uMVMatrix * vec4(aVertexPosition, 1.0

93);
94}`},n.getFragmentShaderSource=function(){return`
95precision highp float;
96varying highp vec2 vTextureCoord;
97uniform sampler2D uSampler;
98void main(void) {
99  gl_FragColor = texture2D(uSampler, vTextureCoord.st);
100}`},n.updateTexture=function(e,t){$.texImage2D(e,e.TEXTURE_2D,this._getPixelSource(t))},n.bindTexture=function(e,t,n){var r=this.getDimension(n),i=r.width,a=r.height,o=Math.max(i,a),s=$.getMaxTextureSize(e);if(o>s){this._triggerError(`Image width(`+i+`) exceeds device limit(`+s+`))`);return}this._initPixelSource(n),e.activeTexture(e.TEXTURE0),e.pixelStorei(e.UNPACK_FLIP_Y_WEBGL,!0),e.bindTexture(e.TEXTURE_2D,t),this.updateTexture(e,n)},t._VERTEX_POSITION_DATA=Dd,t._TEXTURE_COORD_DATA=Ed,t._INDEX_DATA=Od,t}(yd),Wd=6,Gd=60,Kd=[],qd=[],Jd=[],Yd=function(e){W(t,e);function t(){return e!==null&&e.apply(this,arguments)||this}var n=t.prototype;return n.getVertexPositionData=function(){return t._VERTEX_POSITION_DATA},n.getIndexData=function(){return t._INDEX_DATA},n.getTextureCoordData=function(){return t._TEXTURE_COORD_DATA},n.getVertexShaderSource=function(){return`
101attribute vec3 aVertexPosition;
102attribute vec2 aTextureCoord;
103uniform mat4 uMVMatrix;
104uniform mat4 uPMatrix;
105varying highp vec2 vTextureCoord;
106void main(void) {
107  vTextureCoord = aTextureCoord;
108  gl_Position = uPMatrix * uMVMatrix * vec4(aVertexPosition, 1.0

108);
109}`},n.getFragmentShaderSource=function(){return`
110precision highp float;
111varying highp vec2 vTextureCoord;
112uniform sampler2D uSampler;
113void main(void) {
114  gl_FragColor = texture2D(uSampler, vec2(vTextureCoord.s, vTextureCoord.t));
115}`},n.updateTexture=function(e,t){$.texImage2D(e,e.TEXTURE_2D,this._getPixelSource(t))},n.bindTexture=function(e,t,n){var r=this.getDimension(n),i=r.width,a=r.height,o=Math.max(i,a),s=$.getMaxTextureSize(e),c;o>s&&(this._triggerError(`Image width(`+i+`) exceeds device texture limit(`+s+`))`),c=i>a?{width:s,height:s*a/i}:{width:s*i/a,height:s}),this._initPixelSource(n,c),e.activeTexture(e.TEXTURE0),e.pixelStorei(e.UNPACK_FLIP_Y_WEBGL,!0),e.bindTexture(e.TEXTURE_2D,t),this.updateTexture(e,n)},n.updateShaderData=function(e){var t=e.imageAspectRatio,n=t===void 0?Wd:t,r,i,a,o,s;if(n<1?(o=!0,s=1/n):(o=!1,s=n),s>=Wd){var c=360/s;i=2*Math.PI,a=Math.tan(gc(c/2))}else i=s,a=.5;Kd.length=0,qd.length=0,Jd.length=0;for(var l=[-a,a],u=Math.PI/2+(2*Math.PI-i)/2,d=0,f=l.length;d<f;d++)for(r=0;r<=Gd;r++){var p=u+r/Gd*i,m=Math.cos(p),h=l[d],g=Math.sin(p),_=void 0,v=void 0;if(o?(_=1-d,v=r/Gd):(_=r/Gd,v=d),Kd.push(_,v),qd.push(m,h,g),d===0&&r<Gd){var y=r,b=y+Gd+1;Jd.push(y,b,y+1,b,b+1,y+1)}}},t._VERTEX_POSITION_DATA=qd,t._TEXTURE_COORD_DATA=Kd,t._INDEX_DATA=Jd,t}(yd),Xd=`vrdisplaypresentchange`,Zd=[0,0,.5,1],Qd=[.5,0,.5,1],$d={LEFT:`left`,RIGHT:`right`},ef=function(){function e(){var e=this;this.destroy=function(){var t=e._vrDisplay;e.removeEndCallback(e.destroy),t&&t.isPresenting&&t.exitPresent(),e._clear()},this._frameData=new window.VRFrameData,this._clear()}var t=e.prototype;return Object.defineProperty(t,"context",{get:function(){return this._vrDisplay},enumerable:!1,configurable:!0}),t.canRender=function(){return!!this._vrDisplay},t.beforeRender=function(e){e.bindFramebuffer(e.FRAMEBUFFER,null)},t.afterRender=function(){this._vrDisplay.submitFrame()},t.getEyeParams=function(e){var t=this._vrDisplay,n=e.drawingBufferWidth*.5,r=e.drawingBufferHeight,i=this._frameData;t.getFrameData(i);var a=i.leftViewMatrix,o=i.rightViewMatrix;return Cc(a,a,this._yawOffset),Cc(o,o,this._yawOffset),[{viewport:[0,0,n,r],mvMatrix:a,pMatrix:i.leftProjectionMatrix},{viewport:[n,0,n,r],mvMatrix:o,pMatrix:i.rightProjectionMatrix}]},t.isPresenting=function(){return!!(this._vrDisplay&&this._vrDisplay.isPresenting)},t.addEndCallback=function(e){window.addEventListener(Xd,e)},t.removeEndCallback=function(e){window.removeEventListener(Xd,e)},t.requestPresent=function(e){var t=this;return navigator.getVRDisplays().then(function(n){var r=n.length&&n[0];return r?r.capabilities.canPresent?r.requestPresent([{source:e}]).then(function(){var n=r.getEyeParameters($d.LEFT),i=r.getEyeParameters($d.RIGHT);e.width=Math.max(n.renderWidth,i.renderWidth)*2,e.height=Math.max(n.renderHeight,i.renderHeight),t._setDisplay(r)}):R.reject(Error(`Display lacking capability to present.`)):R.reject(Error(`No displays available.`))})},t.setYawOffset=function(e){this._yawOffset=e},t._setDisplay=function(e){this._vrDisplay=e;var t=e.getLayers();if(t.length){var n=t[0];this._leftBounds=n.leftBounds,this._rightBounds=n.rightBounds}this.addEndCallback(this.destroy)},t._clear=function(){this._vrDisplay=null,this._leftBounds=Zd,this._rightBounds=Qd,this._yawOffset=0},e}(),tf=`local`,nf=function(){function e(e){var t=this;e===void 0&&(e={}),this.destroy=function(){var e=t._xrSession;t.removeEndCallback(t.destroy),e&&e.end().then(function(){},function(){}),t._clear()},this._clear(),this._options=e}var t=e.prototype;return Object.defineProperty(t,"context",{get:function(){return this._xrSession},enumerable:!1,configurable:!0}),t.canRender=function(e){return!!e.getViewerPose(this._xrRefSpace)},t.beforeRender=function(e,t){var n=t.session.renderState.baseLayer;e.bindFramebuffer(e.FRAMEBUFFER,n.framebuffer)},t.afterRender=function(){},t.getEyeParams=function(e,t){var n=this,r=t.session,i=t.getViewerPose(this._xrRefSpace);if(!i)return null;var a=r.renderState.baseLayer;return i.views.map(function(e){var t=a.getViewport(e),r=e.transform.inverse.matrix;return eu&&Sc(r,r,gc(180)),Cc(r,r,n._yawOffset),{viewport:[t.x,t.y,t.width,t.height],mvMatrix:r,pMatrix:e.projectionMatrix}})},t.isPresenting=function(){return this._presenting},t.addEndCallback=function(e){var t;(t=this._xrSession)==null||t.addEventListener(`end`,e)},t.removeEndCallback=function(e){var t;(t=this._xrSession)==null||t.removeEventListener(`end`,e)},t.requestPresent=function(e,t){return Wl(this,void 0,void 0,function(){var e,n,r=this;

115return Gl(this,function(i){switch(i.label){case 0:return e=ud({requiredFeatures:[tf]},this._options),n=t.getContextAttributes(),n&&n.xrCompatible!==!0?[4,t.makeXRCompatible()]:[3,2];case 1:i.sent(),i.label=2;case 2:return[2,navigator.xr.requestSession(`immersive-vr`,e).then(function(e){var n=new window.XRWebGLLayer(e,t);return e.updateRenderState({baseLayer:n}),e.requestReferenceSpace(tf).then(function(t){r._setSession(e,n,t)})})]}})})},t.setYawOffset=function(e){this._yawOffset=e},t._setSession=function(e,t,n){this._xrSession=e,this._xrLayer=t,this._xrRefSpace=n,this._presenting=!0,this.addEndCallback(this.destroy)},t._clear=function(){this._xrSession=null,this._xrLayer=null,this._xrRefSpace=null,this._presenting=!1,this._yawOffset=0,this._options={}},e}(),rf=function(){function e(){var e=this;this._onLoop=function(){var t=[...arguments];e._callback.apply(e,Jl(t)),e._rafId=e._context.requestAnimationFrame(e._onLoop)},this._onLoopNextTick=function(){var t=[...arguments],n=performance.now();e._callback.apply(e,Jl(t));var r=performance.now()-n;e._rafTimer>=0&&(clearTimeout(e._rafTimer),e._rafTimer=-1),r<16?e._rafId=e._context.requestAnimationFrame(e._onLoop):e._rafTimer=window.setTimeout(e._onLoop,0)},this._callback=null,this._context=window,this._rafId=-1,this._rafTimer=-1}var t=e.prototype;return t.setCallback=function(e){this._callback=e},t.setContext=function(e){this._context=e},t.start=function(){var e=this._context,t=this._callback;!e||!t||this._rafId>=0||this._rafTimer>=0||(this._rafId=eu?e.requestAnimationFrame(this._onLoopNextTick):e.requestAnimationFrame(this._onLoop))},t.stop=function(){this._rafId>=0&&this._context.cancelAnimationFrame(this._rafId),this._rafTimer>=0&&clearTimeout(this._rafTimer),this._rafId=-1,this._rafTimer=-1},e}(),af=od,of=au||1;of>2&&(of=2);var sf={BIND_TEXTURE:`bindTexture`,IMAGE_LOADED:`imageLoaded`,ERROR:`error`,RENDERING_CONTEXT_LOST:`renderingContextLost`,RENDERING_CONTEXT_RESTORE:`renderingContextRestore`},cf={INVALID_DEVICE:10,NO_WEBGL:11,FAIL_IMAGE_LOAD:12,RENDERER_ERROR:13},lf=function(e){W(t,e);function t(t,n,r,i,a,o,s,c){var l=e.call(this)||this;return l.textureCoordBuffer=null,l.vertexBuffer=null,l.indexBuffer=null,l.exitVR=function(){var e=l._vr,t=l.context,n=l._animator;e&&(e.removeEndCallback(l.exitVR),e.destroy(),l._vr=null,$l&&l._restoreStyle(),l.updateViewportDimensions(l.width,l.height),l._updateViewport(),t.bindFramebuffer(t.FRAMEBUFFER,null),l._bindBuffers(),l._shouldForceDraw=!0,n.stop(),n.setContext(window),n.setCallback(l._render.bind(l)),n.start())},l._renderStereo=function(e,t){var n,r,i=l._vr,a=l.context,o=i.getEyeParams(a,t);if(o){i.beforeRender(a,t);try{for(var s=Kl([0,1]),c=s.next();!c.done;c=s.next()){var u=c.value,d=o[u];l.mvMatrix=d.mvMatrix,l.pMatrix=d.pMatrix,a.viewport.apply(a,Jl(d.viewport)),a.uniform1f(l.shaderProgram.uEye,u),l._bindBuffers(),l._draw()}}catch(e){n={error:e}}finally{try{c&&!c.done&&(r=s.return)&&r.call(s)}finally{if(n)throw n.error}}i.afterRender()}},l._onFirstVRFrame=function(e,t){var n=l._vr,r=l.context,i=l._animator;if(n.canRender(t)){var a=U(0,0,-1),o=n.getEyeParams(r,t)[0],s=vc(_c(),o.mvMatrix),c=vc(_c(),o.pMatrix),u=yc(_c(),s),d=yc(_c(),c),f=Fc(H(),a,d);Fc(f,f,u);var p=J.yawOffsetBetween(f,U(0,0,1));p!==0&&(n.setYawOffset(p),i.setCallback(l._renderStereo))}},l.sphericalConfig=s,l.fieldOfView=s.fieldOfView,l.width=n,l.height=r,l._lastQuaternion=null,l._lastYaw=null,l._lastPitch=null,l._lastFieldOfView=null,l.pMatrix=bc(),l.mvMatrix=bc(),Ec(l.pMatrix,gc(l.fieldOfView),n/r,.1,100),l.textureCoordBuffer=null,l.vertexBuffer=null,l.indexBuffer=null,l.canvas=l._initCanvas(a,o,n,r),l._setDefaultCanvasStyle(),l._wrapper=null,l._wrapperOrigStyle=null,l._renderingContextAttributes=c,l._image=null,l._imageConfig=null,l._imageIsReady=!1,l._shouldForceDraw=!1,l._keepUpdate=!1,l._onContentLoad=l._onContentLoad.bind(l),l._onContentError=l._onContentError.bind(l),l._animator=new rf,l._vr=null,t&&l.setImage({image:t,imageType:s.imageType,isVideo:i,cubemapConfig:s.cubemapConfig}),l}var n=t.prototype;return n.setYawPitchControl=function(e){this._yawPitchControl=e},n.getContent=function(){return this._image},n.setImage=function(e){var t=e.image,n=e.imageType,r=e.isVideo,i=r!==void 0&&r,a=e.cubemapConfig;this._imageIsReady=!1,this._isVideo=i,this._imageConfig=G({order:n===af.CUBEMAP?`RLUDBF`:`RLUDFB`,tileConfig:{flipHorizontal:!1,rotation:0},trim:0},a),this._setImageType(n),this._contentLoader&&this._contentLoader.destroy(),this._contentLoader=new Vl().on(`ready`,this._onContentLoad).on(`error`,this._onContentError),i?(this._image=fd(t),this._contentLoader.check([this._image]),this._keepUpdate=!0):(this._image=dd(t),this._contentLoader.check(Array.isArray(this._image)?this._image:[this._image]),this._keepUpdate=!1)},n.isImageLoaded=function(){return!!this._image&&this._imageIsReady&&(!this._isVideo||this._image.readyState>=2)},n.bindTexture=function(){var e=this;return new R(function(t,n){var r=e._contentLoader;if(!e._image)return n(`Image is not defined`);if(!r)return n(`ImageLoader is not initialized`);r.isReady()?(e._bindTexture(),t()):(r.check(Array.isArray(e._image)?e._image:[e._image]),r.once(`ready`,function(r){r.errorCount>0?n(`Failed to load images.`):(e._bindTexture(),t())}))})},n.attachTo=function(e){this._hasExternalCanvas||(this.detach(),e.appendChild(this.canvas)),this._wrapper=e},n.forceContextLoss=function(){if(this.hasRenderingContext()){var e=this.context.getExtension(`WEBGL_lose_context`);e&&e.loseContext()}},n.detach=function(){!this._hasExternalCanvas&&this.canvas.parentElement&&this.canvas.parentElement.removeChild(this.canvas)},n.destroy=function(){this._contentLoader&&this._contentLoader.destroy(),this._animator.stop(),this.detach(),this.forceContextLoss(),this.off(),this.canvas.removeEventListener(`webglcontextlost`,this._onWebglcontextlost),this.canvas.removeEventListener(`webglcontextrestored`,this._onWebglcontextrestored)},n.hasRenderingContext=function(){var e=this.context;return!(!e||e.isContextLost()||!e.getProgramParameter(this.shaderProgram,e.LINK_STATUS))},n.updateFieldOfView=function(e){this.fieldOfView=e,this._updateViewport()},n.updateViewportDimensions=function(e,t){var n=!1;this.width=e,this.height=t;var r=e*of,i=t*of;r!==this.canvas.width&&(this.canvas.width=r,n=!0),i!==this.canvas.height&&(this.canvas.height=i,n=!0),n&&(this._updateViewport(),this._shouldForceDraw=!0)},n.keepUpdate=function(e){e&&this.isImageLoaded()===!1&&(this._shouldForceDraw=!0),this._keepUpdate=e},n.startRender=function(){this._animator.setCallback(this._render.bind(this)),this._animator.start()},n.stopRender=function(){this._animator.stop()},n.renderWithQuaternion=function(e,t){this.isImageLoaded()&&(this._keepUpdate===!1&&this._lastQuaternion&&tl(this._lastQuaternion,e)&&this.fieldOfView&&this.fieldOfView===t&&this._shouldForceDraw===!1||(t!==void 0&&t!==this.fieldOfView&&this.updateFieldOfView(t),this.mvMatrix=wc(bc(),e),this._draw(),this._lastQuaternion=Zc(e),this._shouldForceDraw&&=!1))},n.renderWithYawPitch=function(e,t,n){this.isImageLoaded()&&(this._keepUpdate===!1&&this._lastYaw!==null&&this._lastYaw===e&&this._lastPitch!==null&&this._lastPitch===t&&this.fieldOfView&&this.fieldOfView===n&&this._shouldForceDraw===!1||(n!==void 0&&n!==this.fieldOfView&&this.updateFieldOfView(n),xc(this.mvMatrix),Sc(this.mvMatrix,this.mvMatrix,-gc(t)),Cc(this.mvMatrix,this.mvMatrix,-gc(e)),this._draw(),this._lastYaw=e,this._lastPitch=t,this._shouldForceDraw&&=!1))},n.getProjectionRenderer=function(){return this._renderer},n.enterVR=function(e){var t=this._vr;return!cu&&!navigator.getVRDisplays?R.reject(`VR is not available on this browser.`):t&&t.isPresenting()?R.resolve(`VR already enabled.`):this._requestPresent(e)},n._setImageType=function(e){var t=this;if(!(!e||this._imageType===e)){switch(this._imageType=e,this._isCubeMap=e===af.CUBEMAP,this._renderer&&this._renderer.off(),e){case af.CUBEMAP:this._renderer=new bd;break;case af.CUBESTRIP:this._renderer=new xd;break;case af.PANORAMA:this._renderer=new Yd;break;case af.STEREOSCOPIC_EQUI:this._renderer=new Ud(this.sphericalConfig.stereoFormat);break;default:this._renderer=new Ud(sd.NONE)}this._renderer.on(yd.EVENTS.ERROR,function(e){t.trigger(new L(sf.ERROR,{type:cf.RENDERER_ERROR,message:e.message}))}),this._initWebGL()}}

115,n._initCanvas=function(e,t,n,r){var i=e.querySelector(`.`+t),a=i||this._createCanvas(t);return this._hasExternalCanvas=!!i,a.width=n,a.height=r,this._onWebglcontextlost=this._onWebglcontextlost.bind(this),this._onWebglcontextrestored=this._onWebglcontextrestored.bind(this),a.addEventListener(`webglcontextlost`,this._onWebglcontextlost),a.addEventListener(`webglcontextrestored`,this._onWebglcontextrestored),a},n._createCanvas=function(e){var t=document.createElement(`canvas`);return t.className=e,t},n._setDefaultCanvasStyle=function(){var e=this.canvas;e.style.bottom=`0`,e.style.left=`0`,e.style.right=`0`,e.style.top=`0`,e.style.margin=`auto`,e.style.maxHeight=`100%`,e.style.maxWidth=`100%`,e.style.outline=`none`,e.style.position=`absolute`},n._onContentError=function(){return this._imageIsReady=!1,this._image=null,this.trigger(new L(sf.ERROR,{type:cf.FAIL_IMAGE_LOAD,message:`failed to load image`})),!1},n._triggerContentLoad=function(){this.trigger(new L(sf.IMAGE_LOADED,{content:this._image,isVideo:this._isVideo,projectionType:this._imageType}))},n._onContentLoad=function(e){e.errorCount>0||(this._imageIsReady=!0,this._triggerContentLoad())},n._initShaderProgram=function(){var e=this.context;this.shaderProgram&&=(e.deleteProgram(this.shaderProgram),null);var t=this._renderer,n=t.getVertexShaderSource(),r=t.getFragmentShaderSource(),i=$.createShader(e,e.VERTEX_SHADER,n),a=$.createShader(e,e.FRAGMENT_SHADER,r),o=$.createProgram(e,i,a);if(!o)throw Error(`Failed to initialize shaders: `+$.getErrorNameFromWebGLErrorCode(e.getError()));e.useProgram(o),o.vertexPositionAttribute=e.getAttribLocation(o,`aVertexPosition`),o.pMatrixUniform=e.getUniformLocation(o,`uPMatrix`),o.mvMatrixUniform=e.getUniformLocation(o,`uMVMatrix`),o.samplerUniform=e.getUniformLocation(o,`uSampler`),o.textureCoordAttribute=e.getAttribLocation(o,`aTextureCoord`),o.uEye=e.getUniformLocation(o,`uEye`),e.enableVertexAttribArray(o.vertexPositionAttribute),e.enableVertexAttribArray(o.textureCoordAttribute),e.clear(e.COLOR_BUFFER_BIT|e.DEPTH_BUFFER_BIT|e.STENCIL_BUFFER_BIT),e.uniform1i(o.samplerUniform,0),this.shaderProgram=o},n._onWebglcontextlost=function(e){e.preventDefault(),this.trigger(new L(sf.RENDERING_CONTEXT_LOST))},n._onWebglcontextrestored=function(){this._initWebGL(),this.trigger(new L(sf.RENDERING_CONTEXT_RESTORE))},n._updateViewport=function(){Ec(this.pMatrix,gc(this.fieldOfView),this.canvas.width/this.canvas.height,.1,100),this.context.viewport(0,0,this.context.drawingBufferWidth,this.context.drawingBufferHeight)},n._initWebGL=function(){var e;try{this._initRenderingContext(),e=this.context,this.updateViewportDimensions(this.width,this.height),this._initShaderProgram()}catch(e){this.trigger(new L(sf.ERROR,{type:cf.NO_WEBGL,message:`no webgl support`})),this.destroy(),console.error(e);return}e.clearColor(0,0,0,0);var t=this._isCubeMap?e.TEXTURE_CUBE_MAP:e.TEXTURE_2D;this.texture&&e.deleteTexture(this.texture),this.texture=$.createTexture(e,t),this._imageType===af.CUBESTRIP&&e.enable(e.CULL_FACE)},n._initRenderingContext=function(){if(!this.hasRenderingContext()){if(!window.WebGLRenderingContext)throw Error(`WebGLRenderingContext not available.`);if(this.context=$.getWebglContext(this.canvas,this._renderingContextAttributes),!this.context)throw Error(`Failed to acquire 3D rendering context`)}},n._initBuffers=function(){var e=this._image,t=this._renderer.getVertexPositionData(),n=this._renderer.getIndexData(),r=this._renderer.getTextureCoordData({image:e,imageConfig:this._imageConfig}),i=this.context;this.vertexBuffer=$.initBuffer(i,i.ARRAY_BUFFER,new Float32Array(t),3,this.shaderProgram.vertexPositionAttribute),this.indexBuffer=$.initBuffer(i,i.ELEMENT_ARRAY_BUFFER,new Uint16Array(n),1),this.textureCoordBuffer=$.initBuffer(i,i.ARRAY_BUFFER,new Float32Array(r),this._isCubeMap?3:2,this.shaderProgram.textureCoordAttribute),this._bindBuffers()},n._bindTexture=function(){if(this._imageType===af.CUBESTRIP){var e=this._renderer.getDimension(this._image),t=e.width,n=e.height,r=t&&n&&t/n!==1.5?1:0;this.context.uniform1f(this.context.getUniformLocation(this.shaderProgram,`uIsEAC`),r)}else if(this._imageType===af.PANORAMA){var i=this._renderer.getDimension(this._image),t=i.width,n=i.height,a=t&&n&&t/n;this._renderer.updateShaderData({imageAspectRatio:a})}this._initBuffers(),this._renderer.bindTexture(this.context,this.texture,this._image,this._imageConfig),this._shouldForceDraw=!0,this.trigger(new L(sf.BIND_TEXTURE))},n._updateTexture=function(){this._renderer.updateTexture(this.context,this._image,this._imageConfig)},n._render=function(){var e=this._yawPitchControl,t=e.getFov();if(e.shouldRenderWithQuaternion()){var n=e.getQuaternion();this.renderWithQuaternion(n,t)}else{var r=e.getYawPitch();this.renderWithYawPitch(r.yaw,r.pitch,t)}},n._bindBuffers=function(){var e=this.context,t=this.shaderProgram,n=this.vertexBuffer,r=this.textureCoordBuffer;e.bindBuffer(e.ARRAY_BUFFER,n),e.enableVertexAttribArray(t.vertexPositionAttribute),e.vertexAttribPointer(t.vertexPositionAttribute,n.itemSize,e.FLOAT,!1,0,0),e.bindBuffer(e.ELEMENT_ARRAY_BUFFER,this.indexBuffer),e.bindBuffer(e.ARRAY_BUFFER,r),e.enableVertexAttribArray(t.textureCoordAttribute),e.vertexAttribPointer(t.textureCoordAttribute,r.itemSize,e.FLOAT,!1,0,0)},n._draw=function(){this._isVideo&&this._keepUpdate&&this._updateTexture(),this._renderer.render({gl:this.context,shaderProgram:this.shaderProgram,indexBuffer:this.indexBuffer,mvMatrix:this.mvMatrix,pMatrix:this.pMatrix})},n._requestPresent=function(e){var t=this,n=this.context,r=this.canvas,i=this._animator;this._vr=cu?new nf(e):new ef;var a=this._vr;return i.stop(),new R(function(e,o){a.requestPresent(r,n).then(function(){a.addEndCallback(t.exitVR),i.setContext(a.context),i.setCallback(t._onFirstVRFrame),$l&&t._setWrapperFullscreen(),t._shouldForceDraw=!0,i.start(),e(`success`)}).catch(function(e){a.destroy(),t._vr=null,i.start(),o(e)})})},n._setWrapperFullscreen=function(){var e=this._wrapper;if(e){this._wrapperOrigStyle=e.getAttribute(`style`);var t=e.style;t.width=`100vw`,t.height=`100vh`,t.position=`fixed`,t.left=`0`,t.top=`0`,t.zIndex=`9999`}},n._restoreStyle=function(){var e=this._wrapper,t=this.canvas;e&&(this._wrapperOrigStyle?e.setAttribute(`style`,this._wrapperOrigStyle):e.removeAttribute(`style`),this._wrapperOrigStyle=null,t.removeAttribute(`style`),this._setDefaultCanvasStyle())},t.EVENTS=sf,t.ERROR_TYPE=cf,t}(I),uf=function(e){W(t,e);function t(n,r){r===void 0&&(r={});var i=e.call(this)||this;if(!$.isWebGLAvailable())return setTimeout(function(){i.trigger(new L(Q.ERROR,{type:ad.NO_WEBGL,message:`no webgl 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