text: !function(e,t){"object"==typeof exports&&"undefined"!=typeof module?t(exports):"function"==typeof define&&define.amd?define(["exports"],t):t(e.Threelet={})}(this,(function(e){"use strict";var t;t=(()=>{var e={509:(e,t,n)=>{n.d(t,{default:()=>O});n(666);const r=THREE;class o{static createButton(e,t){t&&console.error('THREE.VRButton: The "options" parameter has been removed. Please set the reference space type via renderer.xr.setReferenceSpaceType() instead.');const n=document.createElement("button");function r(){n.style.display="",n.style.cursor="auto",n.style.left="calc(50% - 75px)",n.style.width="150px",n.onmouseenter=null,n.onmouseleave=null,n.onclick=null,n.textContent="VR NOT SUPPORTED"}function o(e){e.style.position="absolute",e.style.bottom="20px",e.style.padding="12px 6px",e.style.border="1px solid #fff",e.style.borderRadius="4px",e.style.background="rgba(0,0,0,0.1)",e.style.color="#fff",e.style.font="normal 13px sans-serif",e.style.textAlign="center",e.style.opacity="0.5",e.style.outline="none",e.style.zIndex="999"}if("xr"in navigator)return n.id="VRButton",n.style.display="none",o(n),navigator.xr.isSessionSupported("immersive-vr").then((function(t){t?function(){let t=null;async function r(r){r.addEventListener("end",o),await e.xr.setSession(r),n.textContent="EXIT VR",t=r}function o(){t.removeEventListener("end",o),n.textContent="ENTER VR",t=null}n.style.display="",n.style.cursor="pointer",n.style.left="calc(50% - 50px)",n.style.width="100px",n.textContent="ENTER VR",n.onmouseenter=function(){n.style.opacity="1.0"},n.onmouseleave=function(){n.style.opacity="0.5"},n.onclick=function(){if(null===t){const e={optionalFeatures:["local-floor","bounded-floor","hand-tracking"]};navigator.xr.requestSession("immersive-vr",e).then(r)}else t.end()}}():r()})),n;{const e=document.createElement("a");return!1===window.isSecureContext?(e.href=document.location.href.replace(/^http:/,"https:"),e.innerHTML="WEBXR NEEDS HTTPS"):(e.href="https://immersiveweb.dev/",e.innerHTML="WEBXR NOT AVAILABLE"),e.style.left="calc(50% - 90px)",e.style.width="180px",e.style.textDecoration="none",o(e),e}}}class i{static createButton(e,t={}){const n=document.createElement("button");function r(){n.style.display="",n.style.cursor="auto",n.style.left="calc(50% - 75px)",n.style.width="150px",n.onmouseenter=null,n.onmouseleave=null,n.onclick=null,n.textContent="AR NOT SUPPORTED"}function o(e){e.style.position="absolute",e.style.bottom="20px",e.style.padding="12px 6px",e.style.border="1px solid #fff",e.style.borderRadius="4px",e.style.background="rgba(0,0,0,0.1)",e.style.color="#fff",e.style.font="normal 13px sans-serif",e.style.textAlign="center",e.style.opacity="0.5",e.style.outline="none",e.style.zIndex="999"}if("xr"in navigator)return n.id="ARButton",n.style.display="none",o(n),navigator.xr.isSessionSupported("immersive-ar").then((function(o){o?function(){if(void 0===t.domOverlay){var r=document.createElement("div");r.style.display="none",document.body.appendChild(r);var o=document.createElementNS("http://www.w3.org/2000/svg","svg");o.setAttribute("width",38),o.setAttribute("height",38),o.style.position="absolute",o.style.right="20px",o.style.top="20px",o.addEventListener("click",(function(){a.end()})),r.appendChild(o);var i=document.createElementNS("http://www.w3.org/2000/svg","path");i.setAttribute("d","M 12,12 L 28,28 M 28,12 12,28"),i.setAttribute("stroke","#fff"),i.setAttribute("stroke-width",2),o.appendChild(i),t.optionalFeatures=["dom-overlay"],t.domOverlay={root:r}}let a=null;async function s(r){r.addEventListener("end",c),e.xr.setReferenceSpaceType("local"),await e.xr.setSession(r),n.textContent="STOP AR",t.domOverlay.root.style.display="",a=r}function c(){a.removeEventListener("end",c),n.textContent="START AR",t.domOverlay.root.style.display="none",a=null}n.style.display="",n.style.cursor="pointer",n.style.left="calc(50% - 50px)",n.style.width="100px",n.textContent="START AR",n.onmouseenter=function(){n.style.opacity="1.0"},n.onmouseleave=function(){n.style.opacity="0.5"},n.onclick=function(){null===a?navigator.xr.requestSession("immersive-ar",t).then(s):a.end()}}():r()})).catch(r),n;{const e=document.createElement("a");return!1===window.isSecureContext?(e.href=document.location.href.replace(/^http:/,"https:"),e.innerHTML="WEBXR NEEDS HTTPS"):(e.href="https://immersiveweb.dev/",e.innerHTML="WEBXR NOT AVAILABLE"),e.style.left="calc(50% - 90px)",e.style.width="180px",e.style.textDecoration="none",o(e),e}}}function a(e,t){if(e){if("string"==typeof e)return s(e,t);var n=Object.prototype.toString.call(e).slice(8,-1);return"Object"===n&&e.constructor&&(n=e.constructor.name),"Map"===n||"Set"===n?Array.from(e):"Arguments"===n||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)?s(e,t):void 0}}function s(e,t){(null==t||t>e.length)&&(t=e.length);for(var n=0,r=new Array(t);n<t;n++)r[n]=e[n];return r}function c(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}const l=function(){function e(t,n){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),this.controllerArmLength=.25,this.controllerLineLength=5,this.tempMatrix=new r.Matrix4,this.intersected=[],this.raycaster=new r.Raycaster,this.raycaster.camera=n,this.group=new r.Group,this.controllers=this._createControllers(t),this.controllersState={touchpads:[],triggers:[],poses:[],ids:[]},this._eventListeners={},this._initInputListenersXR()}var t,n,o;return t=e,o=[{key:"_findGamepad",value:function(e){for(var t=navigator.getGamepads&&navigator.getGamepads(),n=0,r=0,o=t.length;n<o;n++){var i=t[n];if(i&&("Daydream Controller"===i.id||"Gear VR Controller"===i.id||"Oculus Go Controller"===i.id||"OpenVR Gamepad"===i.id||i.id.startsWith("Oculus Touch")||i.id.startsWith("HTC Vive Focus")||i.id.startsWith("Spatial Controller"))){if(r===e)return i;r++}}}}],(n=[{key:"getInteractiveGroup",value:function(){return this.group}},{key:"getControllers",value:function(){return this.controllers}},{key:"getControllersState",value:function(){return this.controllersState}},{key:"toggleTriggerPressVisibility",value:function(e,t){this.controllers[e].getObjectByName("trigger-press").visible=t}},{key:"toggleTouchpadPointVisibility",value:function(e,t,n){var r=this.controllers[e].getObjectByName("touchpad-".concat(t));r.visible=n,!1===n&&(r.position.z=99999)}},{key:"updateTouchpadPoint",value:function(e,t){var n=this.controllersState.touchpads[e];this.controllers[e].getObjectByName("touchpad-".concat(t)).position.set(.025*n.axes0,.0125,.025*n.axes1-this.controllerArmLength-.025)}},{key:"_createControllers",value:function(e){var t=new r.LineSegments(new r.EdgesGeometry(new r.BoxBufferGeometry(.05,.025,.1)),new r.LineBasicMaterial({color:13421772}));t.position.set(0,0,-this.controllerArmLength);var n=new r.Line((new r.BufferGeometry).setFromPoints([new r.Vector3(0,0,0),new r.Vector3(0,0,-1)]),new r.LineBasicMaterial({color:13421772}));n.position.set(0,0,-this.controllerArmLength),n.name="controller-line",n.scale.z=this.controllerLineLength-this.controllerArmLength;var o=new r.LineLoop(new r.CircleGeometry(.0125,64),new r.LineBasicMaterial({color:13421772}));o.position.set(0,0,-this.controllerArmLength-.05);var i=new r.Mesh(new r.CircleGeometry(.0125,64),new r.MeshBasicMaterial({color:52428}));i.position.set(0,0,-this.controllerArmLength-.05),i.material.side=r.DoubleSide,i.visible=!1,i.name="trigger-press";var a=new r.LineLoop(new r.CircleGeometry(.025,64),new r.LineBasicMaterial({color:13421772}));a.position.set(0,.0125,-this.controllerArmLength-.025),a.rotation.x=Math.PI/2;var s=new r.LineLoop(new r.CircleGeometry(.005,64),new r.LineBasicMaterial({color:52428}));s.position.set(0,.0125,-this.controllerArmLength-.025),s.rotation.x=Math.PI/2,s.visible=!1,s.name="touchpad-touch";var c=new r.Mesh(new r.CircleGeometry(.005,64),new r.MeshBasicMaterial({color:52428}));c.position.set(0,.0125,-this.controllerArmLength-.025),c.rotation.x=Math.PI/2,c.material.side=r.DoubleSide,c.visible=!1,c.name="touchpad-press";var l=[0,1].map((function(r){return e.getController(r).add(t.clone()).add(n.clone()).add(o.clone()).add(i.clone()).add(a.clone()).add(s.clone()).add(c.clone())}));return l}},{key:"_addSelectListener",value:function(e,t){var n=this;this.controllers.forEach((function(r){r.addEventListener(e,t.bind(n))}))}},{key:"enableDragInteractiveGroup",value:function(){this._addSelectListener("selectstart",this.onSelectStartDrag),this._addSelectListener("selectend",this.onSelectEndDrag)}},{key:"onSelectStartDrag",value:function(e){var t=e.target,n=this.getIntersections(t,!1);if(n.length,n.length>0){var r=n[0];this.tempMatrix.getInverse(t.matrixWorld);var o=r.object;o.matrix.premultiply(this.tempMatrix),o.matrix.decompose(o.position,o.quaternion,o.scale),o.material.emissive&&(o.material.emissive.b=1),t.add(o),t.userData.selected=o}}},{key:"onSelectEndDrag",value:function(e){var t=e.target;if(void 0!==t.userData.selected){var n=t.userData.selected;n.matrix.premultiply(t.matrixWorld),n.matrix.decompose(n.position,n.quaternion,n.scale),n.material.emissive&&(n.material.emissive.b=0),this.group.add(n),t.userData.selected=void 0}}},{key:"getIntersections",value:function(e){var t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];return this.raycastFromController(e,this.group.children,t)}},{key:"raycastFromController",value:function(e,t){var n=!(arguments.length>2&&void 0!==arguments[2])||arguments[2];return this.tempMatrix.identity().extractRotation(e.matrixWorld),this.raycaster.ray.origin.setFromMatrixPosition(e.matrixWorld),this.raycaster.ray.direction.set(0,0,-1).applyMatrix4(this.tempMatrix),this.raycaster.intersectObjects(t,n)}},{key:"updateControllers",value:function(){for(var t=this.controllersState,n=0;n<this.controllers.length;n++){this.controllers[n];var r=e._findGamepad(n);if(void 0===r||void 0===r.pose||null===r.pose)return t.triggers[n]=void 0,t.touchpads[n]=void 0,t.poses[n]=void 0,void(t.ids[n]=void 0);var o="Daydream Controller"===r.id?0:1;t.poses[n]=r.pose,t.ids[n]=r.id;var i=r.buttons[0].touched,a=r.buttons[0].pressed,s=r.axes[0],c=r.axes[1];void 0===t.touchpads[n]&&(t.touchpads[n]={touched:!1,pressed:!1,axes0:0,axes1:0});var l=t.touchpads[n];if(l.touched!==i){var u=!0===i?this._eventListeners["vr-touchpad-touch-start"]:this._eventListeners["vr-touchpad-touch-end"];u&&u(n,s,c)}if(l.pressed!==a){var h=!0===a?this._eventListeners["vr-touchpad-press-start"]:this._eventListeners["vr-touchpad-press-end"];h&&h(n,s,c)}l.touched=i,l.pressed=a,l.axes0=s,l.axes1=c;var d=r.buttons[o].pressed;if(void 0===t.triggers[n]&&(t.triggers[n]=!1),t.triggers[n]!==d){t.triggers[n]=d;var f=!0===t.triggers[n]?this._eventListeners["vr-trigger-press-start"]:this._eventListeners["vr-trigger-press-end"];f&&f(n)}}}},{key:"_initInputListenersXR",value:function(){var e=this,t=function(t){return function(n){var r=e._eventListeners[t];if(r)for(var o=n.target.uuid,i=0,a=[0,1];i<a.length;i++){var s=a[i],c=e.controllers[s];c&&c.uuid===o&&r(s)}}};this._addSelectListener("selectstart",t("xr-trigger-press-start")),this._addSelectListener("selectend",t("xr-trigger-press-end"))}},{key:"intersectObjects",value:function(){this._cleanIntersected();var e,t=function(e,t){var n;if("undefined"==typeof Symbol||null==e[Symbol.iterator]){if(Array.isArray(e)||(n=a(e))||t&&e&&"number"==typeof e.length){n&&(e=n);var 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n.scale.z=this.controllerLineLength-this.controllerArmLength}}},{key:"_cleanIntersected",value:function(){for(;this.intersected.length;){var e=this.intersected.pop();e.material.emissive&&(e.material.emissive.r=0)}}}])&&c(t.prototype,n),o&&c(t,o),e}();function u(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}const h=function(){function e(t){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),this._classSky=t,this._effectController={turbidity:10,rayleigh:3,mieCoefficient:.005,mieDirectionalG:.7,inclination:.49,azimuth:.25},this._updateUniforms=null}var t,n,o;return t=e,(n=[{key:"init",value:function(){var e=this,t=new this._classSky;t.scale.setScalar(45e4);var n=new r.Vector3;return this._updateUniforms=function(){var r=e._effectController,o=t.material.uniforms;o.turbidity.value=r.turbidity,o.rayleigh.value=r.rayleigh,o.mieCoefficient.value=r.mieCoefficient,o.mieDirectionalG.value=r.mieDirectionalG;var i=Math.PI*(r.inclination-.5),a=2*Math.PI*(r.azimuth-.5);n.x=Math.cos(a),n.y=Math.sin(a)*Math.sin(i),n.z=Math.sin(a)*Math.cos(i),o.sunPosition.value.copy(n)},this._updateUniforms(),t}},{key:"updateUniforms",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(!this._updateUniforms)throw"updateUniforms(): error; init() must be called first";Object.assign(this._effectController,e),this._updateUniforms()}}])&&u(t.prototype,n),o&&u(t,o),e}();function d(e,t){return function(e){if(Array.isArray(e))return e}(e)||function(e,t){if("undefined"==typeof Symbol||!(Symbol.iterator in Object(e)))return;var n=[],r=!0,o=!1,i=void 0;try{for(var 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