From 62399aabaecdc1d51963e067d5c285096230b97a Mon Sep 17 00:00:00 2001 From: "Mr.doob" Date: Tue, 21 Sep 2021 21:07:43 +0100 Subject: [PATCH] Updated builds. --- build/three.js | 696 ++--- build/three.min.js | 2 +- build/three.module.js | 6809 ++++++++++++++++++++--------------------- 3 files changed, 3566 insertions(+), 3941 deletions(-) diff --git a/build/three.js b/build/three.js index 32364f9ad9..65c62faa99 100644 --- a/build/three.js +++ b/build/three.js @@ -25396,45 +25396,6 @@ } - /** - * Text = 3D Text - * - * parameters = { - * font: , // font - * - * size: , // size of the text - * height: , // thickness to extrude text - * curveSegments: , // number of points on the curves - * - * bevelEnabled: , // turn on bevel - * bevelThickness: , // how deep into text bevel goes - * bevelSize: , // how far from text outline (including bevelOffset) is bevel - * bevelOffset: // how far from text outline does bevel start - * } - */ - - class TextGeometry extends ExtrudeGeometry { - constructor(text, parameters = {}) { - const font = parameters.font; - - if (!(font && font.isFont)) { - console.error('THREE.TextGeometry: font parameter is not an instance of THREE.Font.'); - return new BufferGeometry(); - } - - const shapes = font.generateShapes(text, parameters.size); // translate parameters to ExtrudeGeometry API - - parameters.depth = parameters.height !== undefined ? parameters.height : 50; // defaults - - if (parameters.bevelThickness === undefined) parameters.bevelThickness = 10; - if (parameters.bevelSize === undefined) parameters.bevelSize = 8; - if (parameters.bevelEnabled === undefined) parameters.bevelEnabled = false; - super(shapes, parameters); - this.type = 'TextGeometry'; - } - - } - class TorusGeometry extends BufferGeometry { constructor(radius = 1, tube = 0.4, radialSegments = 8, tubularSegments = 6, arc = Math.PI * 2) { super(); @@ -25845,8 +25806,6 @@ SphereBufferGeometry: SphereGeometry, TetrahedronGeometry: TetrahedronGeometry, TetrahedronBufferGeometry: TetrahedronGeometry, - TextGeometry: TextGeometry, - TextBufferGeometry: TextGeometry, TorusGeometry: TorusGeometry, TorusBufferGeometry: TorusGeometry, TorusKnotGeometry: TorusKnotGeometry, @@ -30371,400 +30330,50 @@ setOptions(options) { this.options = options; - return this; - } - - load(url, onLoad, onProgress, onError) { - if (url === undefined) url = ''; - if (this.path !== undefined) url = this.path + url; - url = this.manager.resolveURL(url); - const scope = this; - const cached = Cache.get(url); - - if (cached !== undefined) { - scope.manager.itemStart(url); - setTimeout(function () { - if (onLoad) onLoad(cached); - scope.manager.itemEnd(url); - }, 0); - return cached; - } - - const fetchOptions = {}; - fetchOptions.credentials = this.crossOrigin === 'anonymous' ? 'same-origin' : 'include'; - fetchOptions.headers = this.requestHeader; - fetch(url, fetchOptions).then(function (res) { - return res.blob(); - }).then(function (blob) { - return createImageBitmap(blob, Object.assign(scope.options, { - colorSpaceConversion: 'none' - })); - }).then(function (imageBitmap) { - Cache.add(url, imageBitmap); - if (onLoad) onLoad(imageBitmap); - scope.manager.itemEnd(url); - }).catch(function (e) { - if (onError) onError(e); - scope.manager.itemError(url); - scope.manager.itemEnd(url); - }); - scope.manager.itemStart(url); - } - - } - - ImageBitmapLoader.prototype.isImageBitmapLoader = true; - - class ShapePath { - constructor() { - this.type = 'ShapePath'; - this.color = new Color(); - this.subPaths = []; - this.currentPath = null; - } - - moveTo(x, y) { - this.currentPath = new Path(); - this.subPaths.push(this.currentPath); - this.currentPath.moveTo(x, y); - return this; - } - - lineTo(x, y) { - this.currentPath.lineTo(x, y); - return this; - } - - quadraticCurveTo(aCPx, aCPy, aX, aY) { - this.currentPath.quadraticCurveTo(aCPx, aCPy, aX, aY); - return this; - } - - bezierCurveTo(aCP1x, aCP1y, aCP2x, aCP2y, aX, aY) { - this.currentPath.bezierCurveTo(aCP1x, aCP1y, aCP2x, aCP2y, aX, aY); - return this; - } - - splineThru(pts) { - this.currentPath.splineThru(pts); - return this; - } - - toShapes(isCCW, noHoles) { - function toShapesNoHoles(inSubpaths) { - const shapes = []; - - for (let i = 0, l = inSubpaths.length; i < l; i++) { - const tmpPath = inSubpaths[i]; - const tmpShape = new Shape(); - tmpShape.curves = tmpPath.curves; - shapes.push(tmpShape); - } - - return shapes; - } - - function isPointInsidePolygon(inPt, inPolygon) { - const polyLen = inPolygon.length; // inPt on polygon contour => immediate success or - // toggling of inside/outside at every single! intersection point of an edge - // with the horizontal line through inPt, left of inPt - // not counting lowerY endpoints of edges and whole edges on that line - - let inside = false; - - for (let p = polyLen - 1, q = 0; q < polyLen; p = q++) { - let edgeLowPt = inPolygon[p]; - let edgeHighPt = inPolygon[q]; - let edgeDx = edgeHighPt.x - edgeLowPt.x; - let edgeDy = edgeHighPt.y - edgeLowPt.y; - - if (Math.abs(edgeDy) > Number.EPSILON) { - // not parallel - if (edgeDy < 0) { - edgeLowPt = inPolygon[q]; - edgeDx = -edgeDx; - edgeHighPt = inPolygon[p]; - edgeDy = -edgeDy; - } - - if (inPt.y < edgeLowPt.y || inPt.y > edgeHighPt.y) continue; - - if (inPt.y === edgeLowPt.y) { - if (inPt.x === edgeLowPt.x) return true; // inPt is on contour ? - // continue; // no intersection or edgeLowPt => doesn't count !!! - } else { - const perpEdge = edgeDy * (inPt.x - edgeLowPt.x) - edgeDx * (inPt.y - edgeLowPt.y); - if (perpEdge === 0) return true; // inPt is on contour ? - - if (perpEdge < 0) continue; - inside = !inside; // true intersection left of inPt - } - } else { - // parallel or collinear - if (inPt.y !== edgeLowPt.y) continue; // parallel - // edge lies on the same horizontal line as inPt - - if (edgeHighPt.x <= inPt.x && inPt.x <= edgeLowPt.x || edgeLowPt.x <= inPt.x && inPt.x <= edgeHighPt.x) return true; // inPt: Point on contour ! - // continue; - } - } - - return inside; - } - - const isClockWise = ShapeUtils.isClockWise; - const subPaths = this.subPaths; - if (subPaths.length === 0) return []; - if (noHoles === true) return toShapesNoHoles(subPaths); - let solid, tmpPath, tmpShape; - const shapes = []; - - if (subPaths.length === 1) { - tmpPath = subPaths[0]; - tmpShape = new Shape(); - tmpShape.curves = tmpPath.curves; - shapes.push(tmpShape); - return shapes; - } - - let holesFirst = !isClockWise(subPaths[0].getPoints()); - holesFirst = isCCW ? !holesFirst : holesFirst; // console.log("Holes first", holesFirst); - - const betterShapeHoles = []; - const newShapes = []; - let newShapeHoles = []; - let mainIdx = 0; - let tmpPoints; - newShapes[mainIdx] = undefined; - newShapeHoles[mainIdx] = []; - - for (let i = 0, l = subPaths.length; i < l; i++) { - tmpPath = subPaths[i]; - tmpPoints = tmpPath.getPoints(); - solid = isClockWise(tmpPoints); - solid = isCCW ? !solid : solid; - - if (solid) { - if (!holesFirst && newShapes[mainIdx]) mainIdx++; - newShapes[mainIdx] = { - s: new Shape(), - p: tmpPoints - }; - newShapes[mainIdx].s.curves = tmpPath.curves; - if (holesFirst) mainIdx++; - newShapeHoles[mainIdx] = []; //console.log('cw', i); - } else { - newShapeHoles[mainIdx].push({ - h: tmpPath, - p: tmpPoints[0] - }); //console.log('ccw', i); - } - } // only Holes? -> probably all Shapes with wrong orientation - - - if (!newShapes[0]) return toShapesNoHoles(subPaths); - - if (newShapes.length > 1) { - let ambiguous = false; - const toChange = []; - - for (let sIdx = 0, sLen = newShapes.length; sIdx < sLen; sIdx++) { - betterShapeHoles[sIdx] = []; - } - - for (let sIdx = 0, sLen = newShapes.length; sIdx < sLen; sIdx++) { - const sho = newShapeHoles[sIdx]; - - for (let hIdx = 0; hIdx < sho.length; hIdx++) { - const ho = sho[hIdx]; - let hole_unassigned = true; - - for (let s2Idx = 0; s2Idx < newShapes.length; s2Idx++) { - if (isPointInsidePolygon(ho.p, newShapes[s2Idx].p)) { - if (sIdx !== s2Idx) toChange.push({ - froms: sIdx, - tos: s2Idx, - hole: hIdx - }); - - if (hole_unassigned) { - hole_unassigned = false; - betterShapeHoles[s2Idx].push(ho); - } else { - ambiguous = true; - } - } - } - - if (hole_unassigned) { - betterShapeHoles[sIdx].push(ho); - } - } - } // console.log("ambiguous: ", ambiguous); - - - if (toChange.length > 0) { - // console.log("to change: ", toChange); - if (!ambiguous) newShapeHoles = betterShapeHoles; - } - } - - let tmpHoles; - - for (let i = 0, il = newShapes.length; i < il; i++) { - tmpShape = newShapes[i].s; - shapes.push(tmpShape); - tmpHoles = newShapeHoles[i]; - - for (let j = 0, jl = tmpHoles.length; j < jl; j++) { - tmpShape.holes.push(tmpHoles[j].h); - } - } //console.log("shape", shapes); - - - return shapes; - } - - } - - class Font { - constructor(data) { - this.type = 'Font'; - this.data = data; - } - - generateShapes(text, size = 100) { - const shapes = []; - const paths = createPaths(text, size, this.data); - - for (let p = 0, pl = paths.length; p < pl; p++) { - Array.prototype.push.apply(shapes, paths[p].toShapes()); - } - - return shapes; - } - - } - - function createPaths(text, size, data) { - const chars = Array.from(text); - const scale = size / data.resolution; - const line_height = (data.boundingBox.yMax - data.boundingBox.yMin + data.underlineThickness) * scale; - const paths = []; - let offsetX = 0, - offsetY = 0; - - for (let i = 0; i < chars.length; i++) { - const char = chars[i]; - - if (char === '\n') { - offsetX = 0; - offsetY -= line_height; - } else { - const ret = createPath(char, scale, offsetX, offsetY, data); - offsetX += ret.offsetX; - paths.push(ret.path); - } - } - - return paths; - } - - function createPath(char, scale, offsetX, offsetY, data) { - const glyph = data.glyphs[char] || data.glyphs['?']; - - if (!glyph) { - console.error('THREE.Font: character "' + char + '" does not exists in font family ' + data.familyName + '.'); - return; - } - - const path = new ShapePath(); - let x, y, cpx, cpy, cpx1, cpy1, cpx2, cpy2; - - if (glyph.o) { - const outline = glyph._cachedOutline || (glyph._cachedOutline = glyph.o.split(' ')); - - for (let i = 0, l = outline.length; i < l;) { - const action = outline[i++]; - - switch (action) { - case 'm': - // moveTo - x = outline[i++] * scale + offsetX; - y = outline[i++] * scale + offsetY; - path.moveTo(x, y); - break; - - case 'l': - // lineTo - x = outline[i++] * scale + offsetX; - y = outline[i++] * scale + offsetY; - path.lineTo(x, y); - break; - - case 'q': - // quadraticCurveTo - cpx = outline[i++] * scale + offsetX; - cpy = outline[i++] * scale + offsetY; - cpx1 = outline[i++] * scale + offsetX; - cpy1 = outline[i++] * scale + offsetY; - path.quadraticCurveTo(cpx1, cpy1, cpx, cpy); - break; - - case 'b': - // bezierCurveTo - cpx = outline[i++] * scale + offsetX; - cpy = outline[i++] * scale + offsetY; - cpx1 = outline[i++] * scale + offsetX; - cpy1 = outline[i++] * scale + offsetY; - cpx2 = outline[i++] * scale + offsetX; - cpy2 = outline[i++] * scale + offsetY; - path.bezierCurveTo(cpx1, cpy1, cpx2, cpy2, cpx, cpy); - break; - } - } - } - - return { - offsetX: glyph.ha * scale, - path: path - }; - } - - Font.prototype.isFont = true; - - class FontLoader extends Loader { - constructor(manager) { - super(manager); - } - - load(url, onLoad, onProgress, onError) { - const scope = this; - const loader = new FileLoader(this.manager); - loader.setPath(this.path); - loader.setRequestHeader(this.requestHeader); - loader.setWithCredentials(scope.withCredentials); - loader.load(url, function (text) { - let json; - - try { - json = JSON.parse(text); - } catch (e) { - console.warn('THREE.FontLoader: typeface.js support is being deprecated. Use typeface.json instead.'); - json = JSON.parse(text.substring(65, text.length - 2)); - } - - const font = scope.parse(json); - if (onLoad) onLoad(font); - }, onProgress, onError); + return this; } - parse(json) { - return new Font(json); + load(url, onLoad, onProgress, onError) { + if (url === undefined) url = ''; + if (this.path !== undefined) url = this.path + url; + url = this.manager.resolveURL(url); + const scope = this; + const cached = Cache.get(url); + + if (cached !== undefined) { + scope.manager.itemStart(url); + setTimeout(function () { + if (onLoad) onLoad(cached); + scope.manager.itemEnd(url); + }, 0); + return cached; + } + + const fetchOptions = {}; + fetchOptions.credentials = this.crossOrigin === 'anonymous' ? 'same-origin' : 'include'; + fetchOptions.headers = this.requestHeader; + fetch(url, fetchOptions).then(function (res) { + return res.blob(); + }).then(function (blob) { + return createImageBitmap(blob, Object.assign(scope.options, { + colorSpaceConversion: 'none' + })); + }).then(function (imageBitmap) { + Cache.add(url, imageBitmap); + if (onLoad) onLoad(imageBitmap); + scope.manager.itemEnd(url); + }).catch(function (e) { + if (onError) onError(e); + scope.manager.itemError(url); + scope.manager.itemEnd(url); + }); + scope.manager.itemStart(url); } } + ImageBitmapLoader.prototype.isImageBitmapLoader = true; + let _context; const AudioContext = { @@ -34784,6 +34393,218 @@ } + class ShapePath { + constructor() { + this.type = 'ShapePath'; + this.color = new Color(); + this.subPaths = []; + this.currentPath = null; + } + + moveTo(x, y) { + this.currentPath = new Path(); + this.subPaths.push(this.currentPath); + this.currentPath.moveTo(x, y); + return this; + } + + lineTo(x, y) { + this.currentPath.lineTo(x, y); + return this; + } + + quadraticCurveTo(aCPx, aCPy, aX, aY) { + this.currentPath.quadraticCurveTo(aCPx, aCPy, aX, aY); + return this; + } + + bezierCurveTo(aCP1x, aCP1y, aCP2x, aCP2y, aX, aY) { + this.currentPath.bezierCurveTo(aCP1x, aCP1y, aCP2x, aCP2y, aX, aY); + return this; + } + + splineThru(pts) { + this.currentPath.splineThru(pts); + return this; + } + + toShapes(isCCW, noHoles) { + function toShapesNoHoles(inSubpaths) { + const shapes = []; + + for (let i = 0, l = inSubpaths.length; i < l; i++) { + const tmpPath = inSubpaths[i]; + const tmpShape = new Shape(); + tmpShape.curves = tmpPath.curves; + shapes.push(tmpShape); + } + + return shapes; + } + + function isPointInsidePolygon(inPt, inPolygon) { + const polyLen = inPolygon.length; // inPt on polygon contour => immediate success or + // toggling of inside/outside at every single! intersection point of an edge + // with the horizontal line through inPt, left of inPt + // not counting lowerY endpoints of edges and whole edges on that line + + let inside = false; + + for (let p = polyLen - 1, q = 0; q < polyLen; p = q++) { + let edgeLowPt = inPolygon[p]; + let edgeHighPt = inPolygon[q]; + let edgeDx = edgeHighPt.x - edgeLowPt.x; + let edgeDy = edgeHighPt.y - edgeLowPt.y; + + if (Math.abs(edgeDy) > Number.EPSILON) { + // not parallel + if (edgeDy < 0) { + edgeLowPt = inPolygon[q]; + edgeDx = -edgeDx; + edgeHighPt = inPolygon[p]; + edgeDy = -edgeDy; + } + + if (inPt.y < edgeLowPt.y || inPt.y > edgeHighPt.y) continue; + + if (inPt.y === edgeLowPt.y) { + if (inPt.x === edgeLowPt.x) return true; // inPt is on contour ? + // continue; // no intersection or edgeLowPt => doesn't count !!! + } else { + const perpEdge = edgeDy * (inPt.x - edgeLowPt.x) - edgeDx * (inPt.y - edgeLowPt.y); + if (perpEdge === 0) return true; // inPt is on contour ? + + if (perpEdge < 0) continue; + inside = !inside; // true intersection left of inPt + } + } else { + // parallel or collinear + if (inPt.y !== edgeLowPt.y) continue; // parallel + // edge lies on the same horizontal line as inPt + + if (edgeHighPt.x <= inPt.x && inPt.x <= edgeLowPt.x || edgeLowPt.x <= inPt.x && inPt.x <= edgeHighPt.x) return true; // inPt: Point on contour ! + // continue; + } + } + + return inside; + } + + const isClockWise = ShapeUtils.isClockWise; + const subPaths = this.subPaths; + if (subPaths.length === 0) return []; + if (noHoles === true) return toShapesNoHoles(subPaths); + let solid, tmpPath, tmpShape; + const shapes = []; + + if (subPaths.length === 1) { + tmpPath = subPaths[0]; + tmpShape = new Shape(); + tmpShape.curves = tmpPath.curves; + shapes.push(tmpShape); + return shapes; + } + + let holesFirst = !isClockWise(subPaths[0].getPoints()); + holesFirst = isCCW ? !holesFirst : holesFirst; // console.log("Holes first", holesFirst); + + const betterShapeHoles = []; + const newShapes = []; + let newShapeHoles = []; + let mainIdx = 0; + let tmpPoints; + newShapes[mainIdx] = undefined; + newShapeHoles[mainIdx] = []; + + for (let i = 0, l = subPaths.length; i < l; i++) { + tmpPath = subPaths[i]; + tmpPoints = tmpPath.getPoints(); + solid = isClockWise(tmpPoints); + solid = isCCW ? !solid : solid; + + if (solid) { + if (!holesFirst && newShapes[mainIdx]) mainIdx++; + newShapes[mainIdx] = { + s: new Shape(), + p: tmpPoints + }; + newShapes[mainIdx].s.curves = tmpPath.curves; + if (holesFirst) mainIdx++; + newShapeHoles[mainIdx] = []; //console.log('cw', i); + } else { + newShapeHoles[mainIdx].push({ + h: tmpPath, + p: tmpPoints[0] + }); //console.log('ccw', i); + } + } // only Holes? -> probably all Shapes with wrong orientation + + + if (!newShapes[0]) return toShapesNoHoles(subPaths); + + if (newShapes.length > 1) { + let ambiguous = false; + const toChange = []; + + for (let sIdx = 0, sLen = newShapes.length; sIdx < sLen; sIdx++) { + betterShapeHoles[sIdx] = []; + } + + for (let sIdx = 0, sLen = newShapes.length; sIdx < sLen; sIdx++) { + const sho = newShapeHoles[sIdx]; + + for (let hIdx = 0; hIdx < sho.length; hIdx++) { + const ho = sho[hIdx]; + let hole_unassigned = true; + + for (let s2Idx = 0; s2Idx < newShapes.length; s2Idx++) { + if (isPointInsidePolygon(ho.p, newShapes[s2Idx].p)) { + if (sIdx !== s2Idx) toChange.push({ + froms: sIdx, + tos: s2Idx, + hole: hIdx + }); + + if (hole_unassigned) { + hole_unassigned = false; + betterShapeHoles[s2Idx].push(ho); + } else { + ambiguous = true; + } + } + } + + if (hole_unassigned) { + betterShapeHoles[sIdx].push(ho); + } + } + } // console.log("ambiguous: ", ambiguous); + + + if (toChange.length > 0) { + // console.log("to change: ", toChange); + if (!ambiguous) newShapeHoles = betterShapeHoles; + } + } + + let tmpHoles; + + for (let i = 0, il = newShapes.length; i < il; i++) { + tmpShape = newShapes[i].s; + shapes.push(tmpShape); + tmpHoles = newShapeHoles[i]; + + for (let j = 0, jl = tmpHoles.length; j < jl; j++) { + tmpShape.holes.push(tmpHoles[j].h); + } + } //console.log("shape", shapes); + + + return shapes; + } + + } + const _floatView = new Float32Array(1); const _int32View = new Int32Array(_floatView.buffer); @@ -36088,6 +35909,21 @@ function LensFlare() { console.error('THREE.LensFlare has been moved to /examples/jsm/objects/Lensflare.js'); + } // + + function ParametricGeometry() { + console.error('THREE.ParametricGeometry has been moved to /examples/jsm/geometries/ParametricGeometry.js'); + return new BufferGeometry(); + } + function TextGeometry() { + console.error('THREE.TextGeometry has been moved to /examples/jsm/geometries/TextGeometry.js'); + return new BufferGeometry(); + } + function FontLoader() { + console.error('THREE.FontLoader has been moved to /examples/jsm/loaders/FontLoader.js'); + } + function Font() { + console.error('THREE.Font has been moved to /examples/jsm/loaders/FontLoader.js'); } if (typeof __THREE_DEVTOOLS__ !== 'undefined') { @@ -36374,6 +36210,7 @@ exports.PCFShadowMap = PCFShadowMap; exports.PCFSoftShadowMap = PCFSoftShadowMap; exports.PMREMGenerator = PMREMGenerator; + exports.ParametricGeometry = ParametricGeometry; exports.Particle = Particle; exports.ParticleBasicMaterial = ParticleBasicMaterial; exports.ParticleSystem = ParticleSystem; @@ -36509,7 +36346,6 @@ exports.TangentSpaceNormalMap = TangentSpaceNormalMap; exports.TetrahedronBufferGeometry = TetrahedronGeometry; exports.TetrahedronGeometry = TetrahedronGeometry; - exports.TextBufferGeometry = TextGeometry; exports.TextGeometry = TextGeometry; exports.Texture = Texture; exports.TextureLoader = TextureLoader; diff --git a/build/three.min.js b/build/three.min.js index 5e0ea8037d..eeea7220fd 100644 --- a/build/three.min.js +++ b/build/three.min.js @@ -3,4 +3,4 @@ * Copyright 2010-2021 Three.js Authors * SPDX-License-Identifier: MIT */ -!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?e(exports):"function"==typeof define&&define.amd?define(["exports"],e):e((t="undefined"!=typeof globalThis?globalThis:t||self).THREE={})}(this,(function(t){"use strict";const e="133dev",n=100,i=300,r=301,s=302,a=303,o=304,l=306,c=307,h=1e3,u=1001,d=1002,p=1003,m=1004,f=1005,g=1006,v=1007,y=1008,x=1009,_=1012,b=1014,M=1015,w=1016,S=1020,T=1022,E=1023,A=1026,L=1027,R=33776,C=33777,P=33778,I=33779,D=35840,N=35841,z=35842,B=35843,F=37492,O=37496,U=2300,H=2301,G=2302,k=2400,V=2401,W=2402,j=2500,q=2501,X=3e3,Y=3001,J=3007,Z=3002,Q=3004,K=3005,$=3006,tt=7680,et=35044,nt=35048,it="300 es";class rt{addEventListener(t,e){void 0===this._listeners&&(this._listeners={});const n=this._listeners;void 0===n[t]&&(n[t]=[]),-1===n[t].indexOf(e)&&n[t].push(e)}hasEventListener(t,e){if(void 0===this._listeners)return!1;const n=this._listeners;return void 0!==n[t]&&-1!==n[t].indexOf(e)}removeEventListener(t,e){if(void 0===this._listeners)return;const n=this._listeners[t];if(void 0!==n){const t=n.indexOf(e);-1!==t&&n.splice(t,1)}}dispatchEvent(t){if(void 0===this._listeners)return;const e=this._listeners[t.type];if(void 0!==e){t.target=this;const n=e.slice(0);for(let e=0,i=n.length;e>8&255]+lt[t>>16&255]+lt[t>>24&255]+"-"+lt[255&e]+lt[e>>8&255]+"-"+lt[e>>16&15|64]+lt[e>>24&255]+"-"+lt[63&n|128]+lt[n>>8&255]+"-"+lt[n>>16&255]+lt[n>>24&255]+lt[255&i]+lt[i>>8&255]+lt[i>>16&255]+lt[i>>24&255]).toUpperCase()}function ut(t,e,n){return Math.max(e,Math.min(n,t))}function dt(t,e){return(t%e+e)%e}function pt(t,e,n){return(1-n)*t+n*e}function mt(t){return 0==(t&t-1)&&0!==t}function ft(t){return Math.pow(2,Math.ceil(Math.log(t)/Math.LN2))}function gt(t){return Math.pow(2,Math.floor(Math.log(t)/Math.LN2))}var vt=Object.freeze({__proto__:null,DEG2RAD:at,RAD2DEG:ot,generateUUID:ht,clamp:ut,euclideanModulo:dt,mapLinear:function(t,e,n,i,r){return i+(t-e)*(r-i)/(n-e)},inverseLerp:function(t,e,n){return t!==e?(n-t)/(e-t):0},lerp:pt,damp:function(t,e,n,i){return pt(t,e,1-Math.exp(-n*i))},pingpong:function(t,e=1){return e-Math.abs(dt(t,2*e)-e)},smoothstep:function(t,e,n){return t<=e?0:t>=n?1:(t=(t-e)/(n-e))*t*(3-2*t)},smootherstep:function(t,e,n){return t<=e?0:t>=n?1:(t=(t-e)/(n-e))*t*t*(t*(6*t-15)+10)},randInt:function(t,e){return t+Math.floor(Math.random()*(e-t+1))},randFloat:function(t,e){return t+Math.random()*(e-t)},randFloatSpread:function(t){return t*(.5-Math.random())},seededRandom:function(t){return void 0!==t&&(st=t%2147483647),st=16807*st%2147483647,(st-1)/2147483646},degToRad:function(t){return t*at},radToDeg:function(t){return t*ot},isPowerOfTwo:mt,ceilPowerOfTwo:ft,floorPowerOfTwo:gt,setQuaternionFromProperEuler:function(t,e,n,i,r){const s=Math.cos,a=Math.sin,o=s(n/2),l=a(n/2),c=s((e+i)/2),h=a((e+i)/2),u=s((e-i)/2),d=a((e-i)/2),p=s((i-e)/2),m=a((i-e)/2);switch(r){case"XYX":t.set(o*h,l*u,l*d,o*c);break;case"YZY":t.set(l*d,o*h,l*u,o*c);break;case"ZXZ":t.set(l*u,l*d,o*h,o*c);break;case"XZX":t.set(o*h,l*m,l*p,o*c);break;case"YXY":t.set(l*p,o*h,l*m,o*c);break;case"ZYZ":t.set(l*m,l*p,o*h,o*c);break;default:console.warn("THREE.MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: "+r)}}});class yt{constructor(t=0,e=0){this.x=t,this.y=e}get width(){return this.x}set width(t){this.x=t}get height(){return this.y}set height(t){this.y=t}set(t,e){return this.x=t,this.y=e,this}setScalar(t){return this.x=t,this.y=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y)}copy(t){return this.x=t.x,this.y=t.y,this}add(t,e){return void 0!==e?(console.warn("THREE.Vector2: .add() now only accepts one argument. 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this.name=t.name,this.image=t.image,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.encoding=t.encoding,this}toJSON(t){const e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];const n={metadata:{version:4.5,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,type:this.type,encoding:this.encoding,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};if(void 0!==this.image){const i=this.image;if(void 0===i.uuid&&(i.uuid=ht()),!e&&void 0===t.images[i.uuid]){let e;if(Array.isArray(i)){e=[];for(let t=0,n=i.length;t1)switch(this.wrapS){case h:t.x=t.x-Math.floor(t.x);break;case u:t.x=t.x<0?0:1;break;case d:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case h:t.y=t.y-Math.floor(t.y);break;case u:t.y=t.y<0?0:1;break;case d:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&this.version++}}function Lt(t){return"undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap?Tt.getDataURL(t):t.data?{data:Array.prototype.slice.call(t.data),width:t.width,height:t.height,type:t.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}At.DEFAULT_IMAGE=void 0,At.DEFAULT_MAPPING=i,At.prototype.isTexture=!0;class Rt{constructor(t=0,e=0,n=0,i=1){this.x=t,this.y=e,this.z=n,this.w=i}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,n,i){return this.x=t,this.y=e,this.z=n,this.w=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this}add(t,e){return void 0!==e?(console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this)}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t,e){return void 0!==e?(console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this)}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,n=this.y,i=this.z,r=this.w,s=t.elements;return this.x=s[0]*e+s[4]*n+s[8]*i+s[12]*r,this.y=s[1]*e+s[5]*n+s[9]*i+s[13]*r,this.z=s[2]*e+s[6]*n+s[10]*i+s[14]*r,this.w=s[3]*e+s[7]*n+s[11]*i+s[15]*r,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,n,i,r;const s=.01,a=.1,o=t.elements,l=o[0],c=o[4],h=o[8],u=o[1],d=o[5],p=o[9],m=o[2],f=o[6],g=o[10];if(Math.abs(c-u)o&&t>v?tv?o=0?1:-1,i=1-e*e;if(i>Number.EPSILON){const r=Math.sqrt(i),s=Math.atan2(r,e*n);t=Math.sin(t*s)/r,a=Math.sin(a*s)/r}const r=a*n;if(o=o*t+u*r,l=l*t+d*r,c=c*t+p*r,h=h*t+m*r,t===1-a){const t=1/Math.sqrt(o*o+l*l+c*c+h*h);o*=t,l*=t,c*=t,h*=t}}t[e]=o,t[e+1]=l,t[e+2]=c,t[e+3]=h}static multiplyQuaternionsFlat(t,e,n,i,r,s){const a=n[i],o=n[i+1],l=n[i+2],c=n[i+3],h=r[s],u=r[s+1],d=r[s+2],p=r[s+3];return t[e]=a*p+c*h+o*d-l*u,t[e+1]=o*p+c*u+l*h-a*d,t[e+2]=l*p+c*d+a*u-o*h,t[e+3]=c*p-a*h-o*u-l*d,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,n,i){return this._x=t,this._y=e,this._z=n,this._w=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e){if(!t||!t.isEuler)throw new Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");const n=t._x,i=t._y,r=t._z,s=t._order,a=Math.cos,o=Math.sin,l=a(n/2),c=a(i/2),h=a(r/2),u=o(n/2),d=o(i/2),p=o(r/2);switch(s){case"XYZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"YXZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"ZXY":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"ZYX":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"YZX":this._x=u*c*h+l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h-u*d*p;break;case"XZY":this._x=u*c*h-l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h+u*d*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+s)}return!1!==e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const n=e/2,i=Math.sin(n);return this._x=t.x*i,this._y=t.y*i,this._z=t.z*i,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,n=e[0],i=e[4],r=e[8],s=e[1],a=e[5],o=e[9],l=e[2],c=e[6],h=e[10],u=n+a+h;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(c-o)*t,this._y=(r-l)*t,this._z=(s-i)*t}else if(n>a&&n>h){const t=2*Math.sqrt(1+n-a-h);this._w=(c-o)/t,this._x=.25*t,this._y=(i+s)/t,this._z=(r+l)/t}else if(a>h){const t=2*Math.sqrt(1+a-n-h);this._w=(r-l)/t,this._x=(i+s)/t,this._y=.25*t,this._z=(o+c)/t}else{const t=2*Math.sqrt(1+h-n-a);this._w=(s-i)/t,this._x=(r+l)/t,this._y=(o+c)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let n=t.dot(e)+1;return nMath.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=n):(this._x=0,this._y=-t.z,this._z=t.y,this._w=n)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=n),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(ut(this.dot(t),-1,1)))}rotateTowards(t,e){const n=this.angleTo(t);if(0===n)return this;const i=Math.min(1,e/n);return this.slerp(t,i),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t,e){return void 0!==e?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(t,e)):this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const n=t._x,i=t._y,r=t._z,s=t._w,a=e._x,o=e._y,l=e._z,c=e._w;return this._x=n*c+s*a+i*l-r*o,this._y=i*c+s*o+r*a-n*l,this._z=r*c+s*l+n*o-i*a,this._w=s*c-n*a-i*o-r*l,this._onChangeCallback(),this}slerp(t,e){if(0===e)return this;if(1===e)return this.copy(t);const n=this._x,i=this._y,r=this._z,s=this._w;let a=s*t._w+n*t._x+i*t._y+r*t._z;if(a<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,a=-a):this.copy(t),a>=1)return this._w=s,this._x=n,this._y=i,this._z=r,this;const o=1-a*a;if(o<=Number.EPSILON){const t=1-e;return this._w=t*s+e*this._w,this._x=t*n+e*this._x,this._y=t*i+e*this._y,this._z=t*r+e*this._z,this.normalize(),this._onChangeCallback(),this}const l=Math.sqrt(o),c=Math.atan2(l,a),h=Math.sin((1-e)*c)/l,u=Math.sin(e*c)/l;return this._w=s*h+this._w*u,this._x=n*h+this._x*u,this._y=i*h+this._y*u,this._z=r*h+this._z*u,this._onChangeCallback(),this}slerpQuaternions(t,e,n){this.copy(t).slerp(e,n)}random(){const t=Math.random(),e=Math.sqrt(1-t),n=Math.sqrt(t),i=2*Math.PI*Math.random(),r=2*Math.PI*Math.random();return this.set(e*Math.cos(i),n*Math.sin(r),n*Math.cos(r),e*Math.sin(i))}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}}Dt.prototype.isQuaternion=!0;class Nt{constructor(t=0,e=0,n=0){this.x=t,this.y=e,this.z=n}set(t,e,n){return void 0===n&&(n=this.z),this.x=t,this.y=e,this.z=n,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t,e){return void 0!==e?(console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this)}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this}sub(t,e){return void 0!==e?(console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this)}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this}multiply(t,e){return void 0!==e?(console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(t,e)):(this.x*=t.x,this.y*=t.y,this.z*=t.z,this)}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this}applyEuler(t){return t&&t.isEuler||console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order."),this.applyQuaternion(Bt.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(Bt.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[3]*n+r[6]*i,this.y=r[1]*e+r[4]*n+r[7]*i,this.z=r[2]*e+r[5]*n+r[8]*i,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,n=this.y,i=this.z,r=t.elements,s=1/(r[3]*e+r[7]*n+r[11]*i+r[15]);return this.x=(r[0]*e+r[4]*n+r[8]*i+r[12])*s,this.y=(r[1]*e+r[5]*n+r[9]*i+r[13])*s,this.z=(r[2]*e+r[6]*n+r[10]*i+r[14])*s,this}applyQuaternion(t){const e=this.x,n=this.y,i=this.z,r=t.x,s=t.y,a=t.z,o=t.w,l=o*e+s*i-a*n,c=o*n+a*e-r*i,h=o*i+r*n-s*e,u=-r*e-s*n-a*i;return this.x=l*o+u*-r+c*-a-h*-s,this.y=c*o+u*-s+h*-r-l*-a,this.z=h*o+u*-a+l*-s-c*-r,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[4]*n+r[8]*i,this.y=r[1]*e+r[5]*n+r[9]*i,this.z=r[2]*e+r[6]*n+r[10]*i,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this}clamp(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this}clampLength(t,e){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this}cross(t,e){return void 0!==e?(console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(t,e)):this.crossVectors(this,t)}crossVectors(t,e){const n=t.x,i=t.y,r=t.z,s=e.x,a=e.y,o=e.z;return this.x=i*o-r*a,this.y=r*s-n*o,this.z=n*a-i*s,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const n=t.dot(this)/e;return this.copy(t).multiplyScalar(n)}projectOnPlane(t){return zt.copy(this).projectOnVector(t),this.sub(zt)}reflect(t){return this.sub(zt.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const n=this.dot(t)/e;return Math.acos(ut(n,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,n=this.y-t.y,i=this.z-t.z;return e*e+n*n+i*i}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,n){const i=Math.sin(e)*t;return this.x=i*Math.sin(n),this.y=Math.cos(e)*t,this.z=i*Math.cos(n),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,n){return this.x=t*Math.sin(e),this.y=n,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),n=this.setFromMatrixColumn(t,1).length(),i=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=n,this.z=i,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e,n){return void 0!==n&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const t=2*(Math.random()-.5),e=Math.random()*Math.PI*2,n=Math.sqrt(1-t**2);return this.x=n*Math.cos(e),this.y=n*Math.sin(e),this.z=t,this}}Nt.prototype.isVector3=!0;const zt=new Nt,Bt=new Dt;class Ft{constructor(t=new Nt(1/0,1/0,1/0),e=new Nt(-1/0,-1/0,-1/0)){this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){let e=1/0,n=1/0,i=1/0,r=-1/0,s=-1/0,a=-1/0;for(let o=0,l=t.length;or&&(r=l),c>s&&(s=c),h>a&&(a=h)}return this.min.set(e,n,i),this.max.set(r,s,a),this}setFromBufferAttribute(t){let e=1/0,n=1/0,i=1/0,r=-1/0,s=-1/0,a=-1/0;for(let o=0,l=t.count;or&&(r=l),c>s&&(s=c),h>a&&(a=h)}return this.min.set(e,n,i),this.max.set(r,s,a),this}setFromPoints(t){this.makeEmpty();for(let e=0,n=t.length;ethis.max.x||t.ythis.max.y||t.zthis.max.z)}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return!(t.max.xthis.max.x||t.max.ythis.max.y||t.max.zthis.max.z)}intersectsSphere(t){return this.clampPoint(t.center,Ut),Ut.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,n;return t.normal.x>0?(e=t.normal.x*this.min.x,n=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,n=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,n+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,n+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,n+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,n+=t.normal.z*this.min.z),e<=-t.constant&&n>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(Xt),Yt.subVectors(this.max,Xt),Gt.subVectors(t.a,Xt),kt.subVectors(t.b,Xt),Vt.subVectors(t.c,Xt),Wt.subVectors(kt,Gt),jt.subVectors(Vt,kt),qt.subVectors(Gt,Vt);let e=[0,-Wt.z,Wt.y,0,-jt.z,jt.y,0,-qt.z,qt.y,Wt.z,0,-Wt.x,jt.z,0,-jt.x,qt.z,0,-qt.x,-Wt.y,Wt.x,0,-jt.y,jt.x,0,-qt.y,qt.x,0];return!!Qt(e,Gt,kt,Vt,Yt)&&(e=[1,0,0,0,1,0,0,0,1],!!Qt(e,Gt,kt,Vt,Yt)&&(Jt.crossVectors(Wt,jt),e=[Jt.x,Jt.y,Jt.z],Qt(e,Gt,kt,Vt,Yt)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return Ut.copy(t).clamp(this.min,this.max).sub(t).length()}getBoundingSphere(t){return this.getCenter(t.center),t.radius=.5*this.getSize(Ut).length(),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(Ot[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),Ot[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),Ot[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),Ot[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),Ot[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),Ot[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),Ot[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),Ot[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(Ot)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}Ft.prototype.isBox3=!0;const Ot=[new Nt,new Nt,new Nt,new Nt,new Nt,new Nt,new Nt,new Nt],Ut=new Nt,Ht=new Ft,Gt=new Nt,kt=new Nt,Vt=new Nt,Wt=new Nt,jt=new Nt,qt=new Nt,Xt=new Nt,Yt=new Nt,Jt=new Nt,Zt=new Nt;function Qt(t,e,n,i,r){for(let s=0,a=t.length-3;s<=a;s+=3){Zt.fromArray(t,s);const a=r.x*Math.abs(Zt.x)+r.y*Math.abs(Zt.y)+r.z*Math.abs(Zt.z),o=e.dot(Zt),l=n.dot(Zt),c=i.dot(Zt);if(Math.max(-Math.max(o,l,c),Math.min(o,l,c))>a)return!1}return!0}const Kt=new Ft,$t=new Nt,te=new Nt,ee=new Nt;class ne{constructor(t=new Nt,e=-1){this.center=t,this.radius=e}set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){const n=this.center;void 0!==e?n.copy(e):Kt.setFromPoints(t).getCenter(n);let i=0;for(let e=0,r=t.length;ethis.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){ee.subVectors(t,this.center);const e=ee.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),n=.5*(t-this.radius);this.center.add(ee.multiplyScalar(n/t)),this.radius+=n}return this}union(t){return te.subVectors(t.center,this.center).normalize().multiplyScalar(t.radius),this.expandByPoint($t.copy(t.center).add(te)),this.expandByPoint($t.copy(t.center).sub(te)),this}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const ie=new Nt,re=new Nt,se=new Nt,ae=new Nt,oe=new Nt,le=new Nt,ce=new Nt;class he{constructor(t=new Nt,e=new Nt(0,0,-1)){this.origin=t,this.direction=e}set(t,e){return this.origin.copy(t),this.direction.copy(e),this}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,e){return e.copy(this.direction).multiplyScalar(t).add(this.origin)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,ie)),this}closestPointToPoint(t,e){e.subVectors(t,this.origin);const n=e.dot(this.direction);return n<0?e.copy(this.origin):e.copy(this.direction).multiplyScalar(n).add(this.origin)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const e=ie.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(ie.copy(this.direction).multiplyScalar(e).add(this.origin),ie.distanceToSquared(t))}distanceSqToSegment(t,e,n,i){re.copy(t).add(e).multiplyScalar(.5),se.copy(e).sub(t).normalize(),ae.copy(this.origin).sub(re);const r=.5*t.distanceTo(e),s=-this.direction.dot(se),a=ae.dot(this.direction),o=-ae.dot(se),l=ae.lengthSq(),c=Math.abs(1-s*s);let h,u,d,p;if(c>0)if(h=s*o-a,u=s*a-o,p=r*c,h>=0)if(u>=-p)if(u<=p){const t=1/c;h*=t,u*=t,d=h*(h+s*u+2*a)+u*(s*h+u+2*o)+l}else u=r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;else u=-r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;else u<=-p?(h=Math.max(0,-(-s*r+a)),u=h>0?-r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l):u<=p?(h=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+l):(h=Math.max(0,-(s*r+a)),u=h>0?r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l);else u=s>0?-r:r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;return n&&n.copy(this.direction).multiplyScalar(h).add(this.origin),i&&i.copy(se).multiplyScalar(u).add(re),d}intersectSphere(t,e){ie.subVectors(t.center,this.origin);const n=ie.dot(this.direction),i=ie.dot(ie)-n*n,r=t.radius*t.radius;if(i>r)return null;const s=Math.sqrt(r-i),a=n-s,o=n+s;return a<0&&o<0?null:a<0?this.at(o,e):this.at(a,e)}intersectsSphere(t){return this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const n=-(this.origin.dot(t.normal)+t.constant)/e;return n>=0?n:null}intersectPlane(t,e){const n=this.distanceToPlane(t);return null===n?null:this.at(n,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);if(0===e)return!0;return t.normal.dot(this.direction)*e<0}intersectBox(t,e){let n,i,r,s,a,o;const l=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,u=this.origin;return l>=0?(n=(t.min.x-u.x)*l,i=(t.max.x-u.x)*l):(n=(t.max.x-u.x)*l,i=(t.min.x-u.x)*l),c>=0?(r=(t.min.y-u.y)*c,s=(t.max.y-u.y)*c):(r=(t.max.y-u.y)*c,s=(t.min.y-u.y)*c),n>s||r>i?null:((r>n||n!=n)&&(n=r),(s=0?(a=(t.min.z-u.z)*h,o=(t.max.z-u.z)*h):(a=(t.max.z-u.z)*h,o=(t.min.z-u.z)*h),n>o||a>i?null:((a>n||n!=n)&&(n=a),(o=0?n:i,e)))}intersectsBox(t){return null!==this.intersectBox(t,ie)}intersectTriangle(t,e,n,i,r){oe.subVectors(e,t),le.subVectors(n,t),ce.crossVectors(oe,le);let s,a=this.direction.dot(ce);if(a>0){if(i)return null;s=1}else{if(!(a<0))return null;s=-1,a=-a}ae.subVectors(this.origin,t);const o=s*this.direction.dot(le.crossVectors(ae,le));if(o<0)return null;const l=s*this.direction.dot(oe.cross(ae));if(l<0)return null;if(o+l>a)return null;const c=-s*ae.dot(ce);return c<0?null:this.at(c/a,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class ue{constructor(){this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.")}set(t,e,n,i,r,s,a,o,l,c,h,u,d,p,m,f){const g=this.elements;return g[0]=t,g[4]=e,g[8]=n,g[12]=i,g[1]=r,g[5]=s,g[9]=a,g[13]=o,g[2]=l,g[6]=c,g[10]=h,g[14]=u,g[3]=d,g[7]=p,g[11]=m,g[15]=f,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new ue).fromArray(this.elements)}copy(t){const e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this}copyPosition(t){const e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[14],this}setFromMatrix3(t){const e=t.elements;return this.set(e[0],e[3],e[6],0,e[1],e[4],e[7],0,e[2],e[5],e[8],0,0,0,0,1),this}extractBasis(t,e,n){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(t,e,n){return this.set(t.x,e.x,n.x,0,t.y,e.y,n.y,0,t.z,e.z,n.z,0,0,0,0,1),this}extractRotation(t){const e=this.elements,n=t.elements,i=1/de.setFromMatrixColumn(t,0).length(),r=1/de.setFromMatrixColumn(t,1).length(),s=1/de.setFromMatrixColumn(t,2).length();return e[0]=n[0]*i,e[1]=n[1]*i,e[2]=n[2]*i,e[3]=0,e[4]=n[4]*r,e[5]=n[5]*r,e[6]=n[6]*r,e[7]=0,e[8]=n[8]*s,e[9]=n[9]*s,e[10]=n[10]*s,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){t&&t.isEuler||console.error("THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");const e=this.elements,n=t.x,i=t.y,r=t.z,s=Math.cos(n),a=Math.sin(n),o=Math.cos(i),l=Math.sin(i),c=Math.cos(r),h=Math.sin(r);if("XYZ"===t.order){const t=s*c,n=s*h,i=a*c,r=a*h;e[0]=o*c,e[4]=-o*h,e[8]=l,e[1]=n+i*l,e[5]=t-r*l,e[9]=-a*o,e[2]=r-t*l,e[6]=i+n*l,e[10]=s*o}else if("YXZ"===t.order){const t=o*c,n=o*h,i=l*c,r=l*h;e[0]=t+r*a,e[4]=i*a-n,e[8]=s*l,e[1]=s*h,e[5]=s*c,e[9]=-a,e[2]=n*a-i,e[6]=r+t*a,e[10]=s*o}else if("ZXY"===t.order){const t=o*c,n=o*h,i=l*c,r=l*h;e[0]=t-r*a,e[4]=-s*h,e[8]=i+n*a,e[1]=n+i*a,e[5]=s*c,e[9]=r-t*a,e[2]=-s*l,e[6]=a,e[10]=s*o}else if("ZYX"===t.order){const t=s*c,n=s*h,i=a*c,r=a*h;e[0]=o*c,e[4]=i*l-n,e[8]=t*l+r,e[1]=o*h,e[5]=r*l+t,e[9]=n*l-i,e[2]=-l,e[6]=a*o,e[10]=s*o}else if("YZX"===t.order){const t=s*o,n=s*l,i=a*o,r=a*l;e[0]=o*c,e[4]=r-t*h,e[8]=i*h+n,e[1]=h,e[5]=s*c,e[9]=-a*c,e[2]=-l*c,e[6]=n*h+i,e[10]=t-r*h}else if("XZY"===t.order){const t=s*o,n=s*l,i=a*o,r=a*l;e[0]=o*c,e[4]=-h,e[8]=l*c,e[1]=t*h+r,e[5]=s*c,e[9]=n*h-i,e[2]=i*h-n,e[6]=a*c,e[10]=r*h+t}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromQuaternion(t){return this.compose(me,t,fe)}lookAt(t,e,n){const i=this.elements;return ye.subVectors(t,e),0===ye.lengthSq()&&(ye.z=1),ye.normalize(),ge.crossVectors(n,ye),0===ge.lengthSq()&&(1===Math.abs(n.z)?ye.x+=1e-4:ye.z+=1e-4,ye.normalize(),ge.crossVectors(n,ye)),ge.normalize(),ve.crossVectors(ye,ge),i[0]=ge.x,i[4]=ve.x,i[8]=ye.x,i[1]=ge.y,i[5]=ve.y,i[9]=ye.y,i[2]=ge.z,i[6]=ve.z,i[10]=ye.z,this}multiply(t,e){return void 0!==e?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(t,e)):this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const n=t.elements,i=e.elements,r=this.elements,s=n[0],a=n[4],o=n[8],l=n[12],c=n[1],h=n[5],u=n[9],d=n[13],p=n[2],m=n[6],f=n[10],g=n[14],v=n[3],y=n[7],x=n[11],_=n[15],b=i[0],M=i[4],w=i[8],S=i[12],T=i[1],E=i[5],A=i[9],L=i[13],R=i[2],C=i[6],P=i[10],I=i[14],D=i[3],N=i[7],z=i[11],B=i[15];return r[0]=s*b+a*T+o*R+l*D,r[4]=s*M+a*E+o*C+l*N,r[8]=s*w+a*A+o*P+l*z,r[12]=s*S+a*L+o*I+l*B,r[1]=c*b+h*T+u*R+d*D,r[5]=c*M+h*E+u*C+d*N,r[9]=c*w+h*A+u*P+d*z,r[13]=c*S+h*L+u*I+d*B,r[2]=p*b+m*T+f*R+g*D,r[6]=p*M+m*E+f*C+g*N,r[10]=p*w+m*A+f*P+g*z,r[14]=p*S+m*L+f*I+g*B,r[3]=v*b+y*T+x*R+_*D,r[7]=v*M+y*E+x*C+_*N,r[11]=v*w+y*A+x*P+_*z,r[15]=v*S+y*L+x*I+_*B,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this}determinant(){const t=this.elements,e=t[0],n=t[4],i=t[8],r=t[12],s=t[1],a=t[5],o=t[9],l=t[13],c=t[2],h=t[6],u=t[10],d=t[14];return t[3]*(+r*o*h-i*l*h-r*a*u+n*l*u+i*a*d-n*o*d)+t[7]*(+e*o*d-e*l*u+r*s*u-i*s*d+i*l*c-r*o*c)+t[11]*(+e*l*h-e*a*d-r*s*h+n*s*d+r*a*c-n*l*c)+t[15]*(-i*a*c-e*o*h+e*a*u+i*s*h-n*s*u+n*o*c)}transpose(){const t=this.elements;let e;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this}setPosition(t,e,n){const i=this.elements;return t.isVector3?(i[12]=t.x,i[13]=t.y,i[14]=t.z):(i[12]=t,i[13]=e,i[14]=n),this}invert(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],c=t[8],h=t[9],u=t[10],d=t[11],p=t[12],m=t[13],f=t[14],g=t[15],v=h*f*l-m*u*l+m*o*d-a*f*d-h*o*g+a*u*g,y=p*u*l-c*f*l-p*o*d+s*f*d+c*o*g-s*u*g,x=c*m*l-p*h*l+p*a*d-s*m*d-c*a*g+s*h*g,_=p*h*o-c*m*o-p*a*u+s*m*u+c*a*f-s*h*f,b=e*v+n*y+i*x+r*_;if(0===b)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const M=1/b;return t[0]=v*M,t[1]=(m*u*r-h*f*r-m*i*d+n*f*d+h*i*g-n*u*g)*M,t[2]=(a*f*r-m*o*r+m*i*l-n*f*l-a*i*g+n*o*g)*M,t[3]=(h*o*r-a*u*r-h*i*l+n*u*l+a*i*d-n*o*d)*M,t[4]=y*M,t[5]=(c*f*r-p*u*r+p*i*d-e*f*d-c*i*g+e*u*g)*M,t[6]=(p*o*r-s*f*r-p*i*l+e*f*l+s*i*g-e*o*g)*M,t[7]=(s*u*r-c*o*r+c*i*l-e*u*l-s*i*d+e*o*d)*M,t[8]=x*M,t[9]=(p*h*r-c*m*r-p*n*d+e*m*d+c*n*g-e*h*g)*M,t[10]=(s*m*r-p*a*r+p*n*l-e*m*l-s*n*g+e*a*g)*M,t[11]=(c*a*r-s*h*r-c*n*l+e*h*l+s*n*d-e*a*d)*M,t[12]=_*M,t[13]=(c*m*i-p*h*i+p*n*u-e*m*u-c*n*f+e*h*f)*M,t[14]=(p*a*i-s*m*i-p*n*o+e*m*o+s*n*f-e*a*f)*M,t[15]=(s*h*i-c*a*i+c*n*o-e*h*o-s*n*u+e*a*u)*M,this}scale(t){const e=this.elements,n=t.x,i=t.y,r=t.z;return e[0]*=n,e[4]*=i,e[8]*=r,e[1]*=n,e[5]*=i,e[9]*=r,e[2]*=n,e[6]*=i,e[10]*=r,e[3]*=n,e[7]*=i,e[11]*=r,this}getMaxScaleOnAxis(){const t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],n=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],i=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,n,i))}makeTranslation(t,e,n){return this.set(1,0,0,t,0,1,0,e,0,0,1,n,0,0,0,1),this}makeRotationX(t){const e=Math.cos(t),n=Math.sin(t);return this.set(1,0,0,0,0,e,-n,0,0,n,e,0,0,0,0,1),this}makeRotationY(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,0,n,0,0,1,0,0,-n,0,e,0,0,0,0,1),this}makeRotationZ(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,0,n,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){const n=Math.cos(e),i=Math.sin(e),r=1-n,s=t.x,a=t.y,o=t.z,l=r*s,c=r*a;return this.set(l*s+n,l*a-i*o,l*o+i*a,0,l*a+i*o,c*a+n,c*o-i*s,0,l*o-i*a,c*o+i*s,r*o*o+n,0,0,0,0,1),this}makeScale(t,e,n){return this.set(t,0,0,0,0,e,0,0,0,0,n,0,0,0,0,1),this}makeShear(t,e,n,i,r,s){return this.set(1,n,r,0,t,1,s,0,e,i,1,0,0,0,0,1),this}compose(t,e,n){const i=this.elements,r=e._x,s=e._y,a=e._z,o=e._w,l=r+r,c=s+s,h=a+a,u=r*l,d=r*c,p=r*h,m=s*c,f=s*h,g=a*h,v=o*l,y=o*c,x=o*h,_=n.x,b=n.y,M=n.z;return i[0]=(1-(m+g))*_,i[1]=(d+x)*_,i[2]=(p-y)*_,i[3]=0,i[4]=(d-x)*b,i[5]=(1-(u+g))*b,i[6]=(f+v)*b,i[7]=0,i[8]=(p+y)*M,i[9]=(f-v)*M,i[10]=(1-(u+m))*M,i[11]=0,i[12]=t.x,i[13]=t.y,i[14]=t.z,i[15]=1,this}decompose(t,e,n){const i=this.elements;let r=de.set(i[0],i[1],i[2]).length();const s=de.set(i[4],i[5],i[6]).length(),a=de.set(i[8],i[9],i[10]).length();this.determinant()<0&&(r=-r),t.x=i[12],t.y=i[13],t.z=i[14],pe.copy(this);const o=1/r,l=1/s,c=1/a;return pe.elements[0]*=o,pe.elements[1]*=o,pe.elements[2]*=o,pe.elements[4]*=l,pe.elements[5]*=l,pe.elements[6]*=l,pe.elements[8]*=c,pe.elements[9]*=c,pe.elements[10]*=c,e.setFromRotationMatrix(pe),n.x=r,n.y=s,n.z=a,this}makePerspective(t,e,n,i,r,s){void 0===s&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.");const a=this.elements,o=2*r/(e-t),l=2*r/(n-i),c=(e+t)/(e-t),h=(n+i)/(n-i),u=-(s+r)/(s-r),d=-2*s*r/(s-r);return a[0]=o,a[4]=0,a[8]=c,a[12]=0,a[1]=0,a[5]=l,a[9]=h,a[13]=0,a[2]=0,a[6]=0,a[10]=u,a[14]=d,a[3]=0,a[7]=0,a[11]=-1,a[15]=0,this}makeOrthographic(t,e,n,i,r,s){const a=this.elements,o=1/(e-t),l=1/(n-i),c=1/(s-r),h=(e+t)*o,u=(n+i)*l,d=(s+r)*c;return a[0]=2*o,a[4]=0,a[8]=0,a[12]=-h,a[1]=0,a[5]=2*l,a[9]=0,a[13]=-u,a[2]=0,a[6]=0,a[10]=-2*c,a[14]=-d,a[3]=0,a[7]=0,a[11]=0,a[15]=1,this}equals(t){const e=this.elements,n=t.elements;for(let t=0;t<16;t++)if(e[t]!==n[t])return!1;return!0}fromArray(t,e=0){for(let n=0;n<16;n++)this.elements[n]=t[n+e];return this}toArray(t=[],e=0){const n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t[e+9]=n[9],t[e+10]=n[10],t[e+11]=n[11],t[e+12]=n[12],t[e+13]=n[13],t[e+14]=n[14],t[e+15]=n[15],t}}ue.prototype.isMatrix4=!0;const de=new Nt,pe=new ue,me=new Nt(0,0,0),fe=new Nt(1,1,1),ge=new Nt,ve=new Nt,ye=new Nt,xe=new ue,_e=new Dt;class be{constructor(t=0,e=0,n=0,i=be.DefaultOrder){this._x=t,this._y=e,this._z=n,this._order=i}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get order(){return this._order}set order(t){this._order=t,this._onChangeCallback()}set(t,e,n,i=this._order){return this._x=t,this._y=e,this._z=n,this._order=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this}setFromRotationMatrix(t,e=this._order,n=!0){const i=t.elements,r=i[0],s=i[4],a=i[8],o=i[1],l=i[5],c=i[9],h=i[2],u=i[6],d=i[10];switch(e){case"XYZ":this._y=Math.asin(ut(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-c,d),this._z=Math.atan2(-s,r)):(this._x=Math.atan2(u,l),this._z=0);break;case"YXZ":this._x=Math.asin(-ut(c,-1,1)),Math.abs(c)<.9999999?(this._y=Math.atan2(a,d),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-h,r),this._z=0);break;case"ZXY":this._x=Math.asin(ut(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(-h,d),this._z=Math.atan2(-s,l)):(this._y=0,this._z=Math.atan2(o,r));break;case"ZYX":this._y=Math.asin(-ut(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(u,d),this._z=Math.atan2(o,r)):(this._x=0,this._z=Math.atan2(-s,l));break;case"YZX":this._z=Math.asin(ut(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-c,l),this._y=Math.atan2(-h,r)):(this._x=0,this._y=Math.atan2(a,d));break;case"XZY":this._z=Math.asin(-ut(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(u,l),this._y=Math.atan2(a,r)):(this._x=Math.atan2(-c,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!0===n&&this._onChangeCallback(),this}setFromQuaternion(t,e,n){return xe.makeRotationFromQuaternion(t),this.setFromRotationMatrix(xe,e,n)}setFromVector3(t,e=this._order){return this.set(t.x,t.y,t.z,e)}reorder(t){return _e.setFromEuler(this),this.setFromQuaternion(_e,t)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order}fromArray(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t}toVector3(t){return t?t.set(this._x,this._y,this._z):new Nt(this._x,this._y,this._z)}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}}be.prototype.isEuler=!0,be.DefaultOrder="XYZ",be.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"];class Me{constructor(){this.mask=1}set(t){this.mask=1<1){for(let t=0;t1){for(let t=0;t0){i.children=[];for(let e=0;e0){i.animations=[];for(let e=0;e0&&(n.geometries=e),i.length>0&&(n.materials=i),r.length>0&&(n.textures=r),a.length>0&&(n.images=a),o.length>0&&(n.shapes=o),l.length>0&&(n.skeletons=l),c.length>0&&(n.animations=c)}return n.object=i,n;function s(t){const e=[];for(const n in t){const i=t[n];delete i.metadata,e.push(i)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let e=0;e0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)}static getBarycoord(t,e,n,i,r){Fe.subVectors(i,e),Oe.subVectors(n,e),Ue.subVectors(t,e);const s=Fe.dot(Fe),a=Fe.dot(Oe),o=Fe.dot(Ue),l=Oe.dot(Oe),c=Oe.dot(Ue),h=s*l-a*a;if(0===h)return r.set(-2,-1,-1);const u=1/h,d=(l*o-a*c)*u,p=(s*c-a*o)*u;return r.set(1-d-p,p,d)}static containsPoint(t,e,n,i){return this.getBarycoord(t,e,n,i,He),He.x>=0&&He.y>=0&&He.x+He.y<=1}static getUV(t,e,n,i,r,s,a,o){return this.getBarycoord(t,e,n,i,He),o.set(0,0),o.addScaledVector(r,He.x),o.addScaledVector(s,He.y),o.addScaledVector(a,He.z),o}static isFrontFacing(t,e,n,i){return Fe.subVectors(n,e),Oe.subVectors(t,e),Fe.cross(Oe).dot(i)<0}set(t,e,n){return this.a.copy(t),this.b.copy(e),this.c.copy(n),this}setFromPointsAndIndices(t,e,n,i){return this.a.copy(t[e]),this.b.copy(t[n]),this.c.copy(t[i]),this}setFromAttributeAndIndices(t,e,n,i){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,n),this.c.fromBufferAttribute(t,i),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return Fe.subVectors(this.c,this.b),Oe.subVectors(this.a,this.b),.5*Fe.cross(Oe).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return Xe.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return Xe.getBarycoord(t,this.a,this.b,this.c,e)}getUV(t,e,n,i,r){return Xe.getUV(t,this.a,this.b,this.c,e,n,i,r)}containsPoint(t){return Xe.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return Xe.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const n=this.a,i=this.b,r=this.c;let s,a;Ge.subVectors(i,n),ke.subVectors(r,n),We.subVectors(t,n);const o=Ge.dot(We),l=ke.dot(We);if(o<=0&&l<=0)return e.copy(n);je.subVectors(t,i);const c=Ge.dot(je),h=ke.dot(je);if(c>=0&&h<=c)return e.copy(i);const u=o*h-c*l;if(u<=0&&o>=0&&c<=0)return s=o/(o-c),e.copy(n).addScaledVector(Ge,s);qe.subVectors(t,r);const d=Ge.dot(qe),p=ke.dot(qe);if(p>=0&&d<=p)return e.copy(r);const m=d*l-o*p;if(m<=0&&l>=0&&p<=0)return a=l/(l-p),e.copy(n).addScaledVector(ke,a);const f=c*p-d*h;if(f<=0&&h-c>=0&&d-p>=0)return Ve.subVectors(r,i),a=(h-c)/(h-c+(d-p)),e.copy(i).addScaledVector(Ve,a);const g=1/(f+m+u);return s=m*g,a=u*g,e.copy(n).addScaledVector(Ge,s).addScaledVector(ke,a)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}let Ye=0;class Je extends rt{constructor(){super(),Object.defineProperty(this,"id",{value:Ye++}),this.uuid=ht(),this.name="",this.type="Material",this.fog=!0,this.blending=1,this.side=0,this.vertexColors=!1,this.opacity=1,this.format=E,this.transparent=!1,this.blendSrc=204,this.blendDst=205,this.blendEquation=n,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=3,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=519,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=tt,this.stencilZFail=tt,this.stencilZPass=tt,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(t){this._alphaTest>0!=t>0&&this.version++,this._alphaTest=t}onBuild(){}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(const e in t){const n=t[e];if(void 0===n){console.warn("THREE.Material: '"+e+"' parameter is undefined.");continue}if("shading"===e){console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=1===n;continue}const i=this[e];void 0!==i?i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[e]=n:console.warn("THREE."+this.type+": '"+e+"' is not a property of this material.")}}toJSON(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const n={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};function i(t){const e=[];for(const n in t){const i=t[n];delete i.metadata,e.push(i)}return e}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),void 0!==this.sheen&&(n.sheen=this.sheen),this.sheenTint&&this.sheenTint.isColor&&(n.sheenTint=this.sheenTint.getHex()),void 0!==this.sheenRoughness&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(n.specularIntensity=this.specularIntensity),this.specularTint&&this.specularTint.isColor&&(n.specularTint=this.specularTint.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(t).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(t).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(t).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(t).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(t).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularTintMap&&this.specularTintMap.isTexture&&(n.specularTintMap=this.specularTintMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(n.combine=this.combine)),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(n.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&(n.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationTint&&(n.attenuationTint=this.attenuationTint.getHex()),void 0!==this.size&&(n.size=this.size),null!==this.shadowSide&&(n.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(n.blending=this.blending),0!==this.side&&(n.side=this.side),this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),this.format!==E&&(n.format=this.format),!0===this.transparent&&(n.transparent=this.transparent),n.depthFunc=this.depthFunc,n.depthTest=this.depthTest,n.depthWrite=this.depthWrite,n.colorWrite=this.colorWrite,n.stencilWrite=this.stencilWrite,n.stencilWriteMask=this.stencilWriteMask,n.stencilFunc=this.stencilFunc,n.stencilRef=this.stencilRef,n.stencilFuncMask=this.stencilFuncMask,n.stencilFail=this.stencilFail,n.stencilZFail=this.stencilZFail,n.stencilZPass=this.stencilZPass,this.rotation&&0!==this.rotation&&(n.rotation=this.rotation),!0===this.polygonOffset&&(n.polygonOffset=!0),0!==this.polygonOffsetFactor&&(n.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(n.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth&&1!==this.linewidth&&(n.linewidth=this.linewidth),void 0!==this.dashSize&&(n.dashSize=this.dashSize),void 0!==this.gapSize&&(n.gapSize=this.gapSize),void 0!==this.scale&&(n.scale=this.scale),!0===this.dithering&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),!0===this.alphaToCoverage&&(n.alphaToCoverage=this.alphaToCoverage),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(n.wireframe=this.wireframe),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(n.flatShading=this.flatShading),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),"{}"!==JSON.stringify(this.userData)&&(n.userData=this.userData),e){const e=i(t.textures),r=i(t.images);e.length>0&&(n.textures=e),r.length>0&&(n.images=r)}return n}clone(){return(new this.constructor).copy(this)}copy(t){this.name=t.name,this.fog=t.fog,this.blending=t.blending,this.side=t.side,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.format=t.format,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let n=null;if(null!==e){const t=e.length;n=new Array(t);for(let i=0;i!==t;++i)n[i]=e[i].clone()}return this.clippingPlanes=n,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}}Je.prototype.isMaterial=!0;const Ze={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},Qe={h:0,s:0,l:0},Ke={h:0,s:0,l:0};function $e(t,e,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?t+6*(e-t)*n:n<.5?e:n<2/3?t+6*(e-t)*(2/3-n):t}function tn(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function en(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}class nn{constructor(t,e,n){return void 0===e&&void 0===n?this.set(t):this.setRGB(t,e,n)}set(t){return t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t),this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,this}setRGB(t,e,n){return this.r=t,this.g=e,this.b=n,this}setHSL(t,e,n){if(t=dt(t,1),e=ut(e,0,1),n=ut(n,0,1),0===e)this.r=this.g=this.b=n;else{const i=n<=.5?n*(1+e):n+e-n*e,r=2*n-i;this.r=$e(r,i,t+1/3),this.g=$e(r,i,t),this.b=$e(r,i,t-1/3)}return this}setStyle(t){function e(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}let n;if(n=/^((?:rgb|hsl)a?)\(([^\)]*)\)/.exec(t)){let t;const i=n[1],r=n[2];switch(i){case"rgb":case"rgba":if(t=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r))return this.r=Math.min(255,parseInt(t[1],10))/255,this.g=Math.min(255,parseInt(t[2],10))/255,this.b=Math.min(255,parseInt(t[3],10))/255,e(t[4]),this;if(t=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r))return this.r=Math.min(100,parseInt(t[1],10))/100,this.g=Math.min(100,parseInt(t[2],10))/100,this.b=Math.min(100,parseInt(t[3],10))/100,e(t[4]),this;break;case"hsl":case"hsla":if(t=/^\s*(\d*\.?\d+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r)){const n=parseFloat(t[1])/360,i=parseInt(t[2],10)/100,r=parseInt(t[3],10)/100;return e(t[4]),this.setHSL(n,i,r)}}}else if(n=/^\#([A-Fa-f\d]+)$/.exec(t)){const t=n[1],e=t.length;if(3===e)return this.r=parseInt(t.charAt(0)+t.charAt(0),16)/255,this.g=parseInt(t.charAt(1)+t.charAt(1),16)/255,this.b=parseInt(t.charAt(2)+t.charAt(2),16)/255,this;if(6===e)return this.r=parseInt(t.charAt(0)+t.charAt(1),16)/255,this.g=parseInt(t.charAt(2)+t.charAt(3),16)/255,this.b=parseInt(t.charAt(4)+t.charAt(5),16)/255,this}return t&&t.length>0?this.setColorName(t):this}setColorName(t){const e=Ze[t.toLowerCase()];return void 0!==e?this.setHex(e):console.warn("THREE.Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copyGammaToLinear(t,e=2){return this.r=Math.pow(t.r,e),this.g=Math.pow(t.g,e),this.b=Math.pow(t.b,e),this}copyLinearToGamma(t,e=2){const n=e>0?1/e:1;return this.r=Math.pow(t.r,n),this.g=Math.pow(t.g,n),this.b=Math.pow(t.b,n),this}convertGammaToLinear(t){return this.copyGammaToLinear(this,t),this}convertLinearToGamma(t){return this.copyLinearToGamma(this,t),this}copySRGBToLinear(t){return this.r=tn(t.r),this.g=tn(t.g),this.b=tn(t.b),this}copyLinearToSRGB(t){return this.r=en(t.r),this.g=en(t.g),this.b=en(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(){return 255*this.r<<16^255*this.g<<8^255*this.b<<0}getHexString(){return("000000"+this.getHex().toString(16)).slice(-6)}getHSL(t){const e=this.r,n=this.g,i=this.b,r=Math.max(e,n,i),s=Math.min(e,n,i);let a,o;const l=(s+r)/2;if(s===r)a=0,o=0;else{const t=r-s;switch(o=l<=.5?t/(r+s):t/(2-r-s),r){case e:a=(n-i)/t+(n65535?mn:dn)(t,1):this.index=t,this}getAttribute(t){return this.attributes[t]}setAttribute(t,e){return this.attributes[t]=e,this}deleteAttribute(t){return delete this.attributes[t],this}hasAttribute(t){return void 0!==this.attributes[t]}addGroup(t,e,n=0){this.groups.push({start:t,count:e,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(t,e){this.drawRange.start=t,this.drawRange.count=e}applyMatrix4(t){const e=this.attributes.position;void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);const n=this.attributes.normal;if(void 0!==n){const e=(new xt).getNormalMatrix(t);n.applyNormalMatrix(e),n.needsUpdate=!0}const i=this.attributes.tangent;return void 0!==i&&(i.transformDirection(t),i.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(t){return xn.makeRotationFromQuaternion(t),this.applyMatrix4(xn),this}rotateX(t){return xn.makeRotationX(t),this.applyMatrix4(xn),this}rotateY(t){return xn.makeRotationY(t),this.applyMatrix4(xn),this}rotateZ(t){return xn.makeRotationZ(t),this.applyMatrix4(xn),this}translate(t,e,n){return xn.makeTranslation(t,e,n),this.applyMatrix4(xn),this}scale(t,e,n){return xn.makeScale(t,e,n),this.applyMatrix4(xn),this}lookAt(t){return _n.lookAt(t),_n.updateMatrix(),this.applyMatrix4(_n.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(bn).negate(),this.translate(bn.x,bn.y,bn.z),this}setFromPoints(t){const e=[];for(let n=0,i=t.length;n0&&(t.userData=this.userData),void 0!==this.parameters){const e=this.parameters;for(const n in e)void 0!==e[n]&&(t[n]=e[n]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const n=this.attributes;for(const e in n){const i=n[e];t.data.attributes[e]=i.toJSON(t.data)}const i={};let r=!1;for(const e in this.morphAttributes){const n=this.morphAttributes[e],s=[];for(let e=0,i=n.length;e0&&(i[e]=s,r=!0)}r&&(t.data.morphAttributes=i,t.data.morphTargetsRelative=this.morphTargetsRelative);const s=this.groups;s.length>0&&(t.data.groups=JSON.parse(JSON.stringify(s)));const a=this.boundingSphere;return null!==a&&(t.data.boundingSphere={center:a.center.toArray(),radius:a.radius}),t}clone(){return(new Tn).copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const n=t.index;null!==n&&this.setIndex(n.clone(e));const i=t.attributes;for(const t in i){const n=i[t];this.setAttribute(t,n.clone(e))}const r=t.morphAttributes;for(const t in r){const n=[],i=r[t];for(let t=0,r=i.length;t0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e0&&console.error("THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}}raycast(t,e){const n=this.geometry,i=this.material,r=this.matrixWorld;if(void 0===i)return;if(null===n.boundingSphere&&n.computeBoundingSphere(),Ln.copy(n.boundingSphere),Ln.applyMatrix4(r),!1===t.ray.intersectsSphere(Ln))return;if(En.copy(r).invert(),An.copy(t.ray).applyMatrix4(En),null!==n.boundingBox&&!1===An.intersectsBox(n.boundingBox))return;let s;if(n.isBufferGeometry){const r=n.index,a=n.attributes.position,o=n.morphAttributes.position,l=n.morphTargetsRelative,c=n.attributes.uv,h=n.attributes.uv2,u=n.groups,d=n.drawRange;if(null!==r)if(Array.isArray(i))for(let n=0,p=u.length;nn.far?null:{distance:c,point:kn.clone(),object:t}}(t,e,n,i,Rn,Cn,Pn,Gn);if(p){o&&(On.fromBufferAttribute(o,c),Un.fromBufferAttribute(o,h),Hn.fromBufferAttribute(o,u),p.uv=Xe.getUV(Gn,Rn,Cn,Pn,On,Un,Hn,new yt)),l&&(On.fromBufferAttribute(l,c),Un.fromBufferAttribute(l,h),Hn.fromBufferAttribute(l,u),p.uv2=Xe.getUV(Gn,Rn,Cn,Pn,On,Un,Hn,new yt));const t={a:c,b:h,c:u,normal:new Nt,materialIndex:0};Xe.getNormal(Rn,Cn,Pn,t.normal),p.face=t}return p}Vn.prototype.isMesh=!0;class jn extends Tn{constructor(t=1,e=1,n=1,i=1,r=1,s=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:i,heightSegments:r,depthSegments:s};const a=this;i=Math.floor(i),r=Math.floor(r),s=Math.floor(s);const o=[],l=[],c=[],h=[];let u=0,d=0;function p(t,e,n,i,r,s,p,m,f,g,v){const y=s/f,x=p/g,_=s/2,b=p/2,M=m/2,w=f+1,S=g+1;let T=0,E=0;const A=new Nt;for(let s=0;s0?1:-1,c.push(A.x,A.y,A.z),h.push(o/f),h.push(1-s/g),T+=1}}for(let t=0;t0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader;const n={};for(const t in this.extensions)!0===this.extensions[t]&&(n[t]=!0);return Object.keys(n).length>0&&(e.extensions=n),e}}Jn.prototype.isShaderMaterial=!0;class Zn extends Be{constructor(){super(),this.type="Camera",this.matrixWorldInverse=new ue,this.projectionMatrix=new ue,this.projectionMatrixInverse=new ue}copy(t,e){return super.copy(t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this}getWorldDirection(t){this.updateWorldMatrix(!0,!1);const e=this.matrixWorld.elements;return t.set(-e[8],-e[9],-e[10]).normalize()}updateMatrixWorld(t){super.updateMatrixWorld(t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(t,e){super.updateWorldMatrix(t,e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return(new this.constructor).copy(this)}}Zn.prototype.isCamera=!0;class Qn extends Zn{constructor(t=50,e=1,n=.1,i=2e3){super(),this.type="PerspectiveCamera",this.fov=t,this.zoom=1,this.near=n,this.far=i,this.focus=10,this.aspect=e,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(t,e){return super.copy(t,e),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=null===t.view?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this}setFocalLength(t){const e=.5*this.getFilmHeight()/t;this.fov=2*ot*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){const t=Math.tan(.5*at*this.fov);return.5*this.getFilmHeight()/t}getEffectiveFOV(){return 2*ot*Math.atan(Math.tan(.5*at*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}setViewOffset(t,e,n,i,r,s){this.aspect=t/e,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=this.near;let e=t*Math.tan(.5*at*this.fov)/this.zoom,n=2*e,i=this.aspect*n,r=-.5*i;const s=this.view;if(null!==this.view&&this.view.enabled){const t=s.fullWidth,a=s.fullHeight;r+=s.offsetX*i/t,e-=s.offsetY*n/a,i*=s.width/t,n*=s.height/a}const a=this.filmOffset;0!==a&&(r+=t*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,e,e-n,t,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}}Qn.prototype.isPerspectiveCamera=!0;const Kn=90;class $n extends Be{constructor(t,e,n){if(super(),this.type="CubeCamera",!0!==n.isWebGLCubeRenderTarget)return void console.error("THREE.CubeCamera: The constructor now expects an instance of WebGLCubeRenderTarget as third parameter.");this.renderTarget=n;const i=new Qn(Kn,1,t,e);i.layers=this.layers,i.up.set(0,-1,0),i.lookAt(new Nt(1,0,0)),this.add(i);const r=new Qn(Kn,1,t,e);r.layers=this.layers,r.up.set(0,-1,0),r.lookAt(new Nt(-1,0,0)),this.add(r);const s=new Qn(Kn,1,t,e);s.layers=this.layers,s.up.set(0,0,1),s.lookAt(new Nt(0,1,0)),this.add(s);const a=new Qn(Kn,1,t,e);a.layers=this.layers,a.up.set(0,0,-1),a.lookAt(new Nt(0,-1,0)),this.add(a);const o=new Qn(Kn,1,t,e);o.layers=this.layers,o.up.set(0,-1,0),o.lookAt(new Nt(0,0,1)),this.add(o);const l=new Qn(Kn,1,t,e);l.layers=this.layers,l.up.set(0,-1,0),l.lookAt(new Nt(0,0,-1)),this.add(l)}update(t,e){null===this.parent&&this.updateMatrixWorld();const n=this.renderTarget,[i,r,s,a,o,l]=this.children,c=t.xr.enabled,h=t.getRenderTarget();t.xr.enabled=!1;const u=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,t.setRenderTarget(n,0),t.render(e,i),t.setRenderTarget(n,1),t.render(e,r),t.setRenderTarget(n,2),t.render(e,s),t.setRenderTarget(n,3),t.render(e,a),t.setRenderTarget(n,4),t.render(e,o),n.texture.generateMipmaps=u,t.setRenderTarget(n,5),t.render(e,l),t.setRenderTarget(h),t.xr.enabled=c}}class ti extends At{constructor(t,e,n,i,s,a,o,l,c,h){super(t=void 0!==t?t:[],e=void 0!==e?e:r,n,i,s,a,o,l,c,h),this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}ti.prototype.isCubeTexture=!0;class ei extends Ct{constructor(t,e,n){Number.isInteger(e)&&(console.warn("THREE.WebGLCubeRenderTarget: constructor signature is now WebGLCubeRenderTarget( size, options )"),e=n),super(t,t,e),e=e||{},this.texture=new ti(void 0,e.mapping,e.wrapS,e.wrapT,e.magFilter,e.minFilter,e.format,e.type,e.anisotropy,e.encoding),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=void 0!==e.generateMipmaps&&e.generateMipmaps,this.texture.minFilter=void 0!==e.minFilter?e.minFilter:g,this.texture._needsFlipEnvMap=!1}fromEquirectangularTexture(t,e){this.texture.type=e.type,this.texture.format=E,this.texture.encoding=e.encoding,this.texture.generateMipmaps=e.generateMipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include \n\t\t\t\t\t#include \n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include \n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},i=new jn(5,5,5),r=new Jn({name:"CubemapFromEquirect",uniforms:qn(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:1,blending:0});r.uniforms.tEquirect.value=e;const s=new Vn(i,r),a=e.minFilter;e.minFilter===y&&(e.minFilter=g);return new $n(1,10,this).update(t,s),e.minFilter=a,s.geometry.dispose(),s.material.dispose(),this}clear(t,e,n,i){const r=t.getRenderTarget();for(let r=0;r<6;r++)t.setRenderTarget(this,r),t.clear(e,n,i);t.setRenderTarget(r)}}ei.prototype.isWebGLCubeRenderTarget=!0;const ni=new Nt,ii=new Nt,ri=new xt;class si{constructor(t=new Nt(1,0,0),e=0){this.normal=t,this.constant=e}set(t,e){return this.normal.copy(t),this.constant=e,this}setComponents(t,e,n,i){return this.normal.set(t,e,n),this.constant=i,this}setFromNormalAndCoplanarPoint(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this}setFromCoplanarPoints(t,e,n){const i=ni.subVectors(n,e).cross(ii.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(i,t),this}copy(t){return this.normal.copy(t.normal),this.constant=t.constant,this}normalize(){const t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(t){return this.normal.dot(t)+this.constant}distanceToSphere(t){return this.distanceToPoint(t.center)-t.radius}projectPoint(t,e){return e.copy(this.normal).multiplyScalar(-this.distanceToPoint(t)).add(t)}intersectLine(t,e){const n=t.delta(ni),i=this.normal.dot(n);if(0===i)return 0===this.distanceToPoint(t.start)?e.copy(t.start):null;const r=-(t.start.dot(this.normal)+this.constant)/i;return r<0||r>1?null:e.copy(n).multiplyScalar(r).add(t.start)}intersectsLine(t){const e=this.distanceToPoint(t.start),n=this.distanceToPoint(t.end);return e<0&&n>0||n<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const n=e||ri.getNormalMatrix(t),i=this.coplanarPoint(ni).applyMatrix4(t),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}}si.prototype.isPlane=!0;const ai=new ne,oi=new Nt;class li{constructor(t=new si,e=new si,n=new si,i=new si,r=new si,s=new si){this.planes=[t,e,n,i,r,s]}set(t,e,n,i,r,s){const a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(n),a[3].copy(i),a[4].copy(r),a[5].copy(s),this}copy(t){const e=this.planes;for(let n=0;n<6;n++)e[n].copy(t.planes[n]);return this}setFromProjectionMatrix(t){const e=this.planes,n=t.elements,i=n[0],r=n[1],s=n[2],a=n[3],o=n[4],l=n[5],c=n[6],h=n[7],u=n[8],d=n[9],p=n[10],m=n[11],f=n[12],g=n[13],v=n[14],y=n[15];return e[0].setComponents(a-i,h-o,m-u,y-f).normalize(),e[1].setComponents(a+i,h+o,m+u,y+f).normalize(),e[2].setComponents(a+r,h+l,m+d,y+g).normalize(),e[3].setComponents(a-r,h-l,m-d,y-g).normalize(),e[4].setComponents(a-s,h-c,m-p,y-v).normalize(),e[5].setComponents(a+s,h+c,m+p,y+v).normalize(),this}intersectsObject(t){const e=t.geometry;return null===e.boundingSphere&&e.computeBoundingSphere(),ai.copy(e.boundingSphere).applyMatrix4(t.matrixWorld),this.intersectsSphere(ai)}intersectsSprite(t){return ai.center.set(0,0,0),ai.radius=.7071067811865476,ai.applyMatrix4(t.matrixWorld),this.intersectsSphere(ai)}intersectsSphere(t){const e=this.planes,n=t.center,i=-t.radius;for(let t=0;t<6;t++){if(e[t].distanceToPoint(n)0?t.max.x:t.min.x,oi.y=i.normal.y>0?t.max.y:t.min.y,oi.z=i.normal.z>0?t.max.z:t.min.z,i.distanceToPoint(oi)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let n=0;n<6;n++)if(e[n].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}function ci(){let t=null,e=!1,n=null,i=null;function r(e,s){n(e,s),i=t.requestAnimationFrame(r)}return{start:function(){!0!==e&&null!==n&&(i=t.requestAnimationFrame(r),e=!0)},stop:function(){t.cancelAnimationFrame(i),e=!1},setAnimationLoop:function(t){n=t},setContext:function(e){t=e}}}function hi(t,e){const n=e.isWebGL2,i=new WeakMap;return{get:function(t){return t.isInterleavedBufferAttribute&&(t=t.data),i.get(t)},remove:function(e){e.isInterleavedBufferAttribute&&(e=e.data);const n=i.get(e);n&&(t.deleteBuffer(n.buffer),i.delete(e))},update:function(e,r){if(e.isGLBufferAttribute){const t=i.get(e);return void((!t||t.version 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, 1.0, dotVH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenTint, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenTint * ( D * V );\n}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {\n\t\tvec3 vSigmaX = vec3( dFdx( surf_pos.x ), dFdx( surf_pos.y ), dFdx( surf_pos.z ) );\n\t\tvec3 vSigmaY = vec3( dFdy( surf_pos.x ), dFdy( surf_pos.y ), dFdy( surf_pos.z ) );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 ) * faceDirection;\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#pragma unroll_loop_end\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\tif ( clipped ) discard;\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat linearToRelativeLuminance( const in vec3 color ) {\n\tvec3 weights = vec3( 0.2126, 0.7152, 0.0722 );\n\treturn dot( weights, color.rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_maxMipLevel 8.0\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_maxTileSize 256.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\tfloat texelSize = 1.0 / ( 3.0 * cubeUV_maxTileSize );\n\t\tvec2 uv = getUV( direction, face ) * ( faceSize - 1.0 );\n\t\tvec2 f = fract( uv );\n\t\tuv += 0.5 - f;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tif ( mipInt < cubeUV_maxMipLevel ) {\n\t\t\tuv.y += 2.0 * cubeUV_maxTileSize;\n\t\t}\n\t\tuv.y += filterInt * 2.0 * cubeUV_minTileSize;\n\t\tuv.x += 3.0 * max( 0.0, cubeUV_maxTileSize - 2.0 * faceSize );\n\t\tuv *= texelSize;\n\t\tvec3 tl = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.x += texelSize;\n\t\tvec3 tr = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.y += texelSize;\n\t\tvec3 br = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.x -= texelSize;\n\t\tvec3 bl = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tvec3 tm = mix( tl, tr, f.x );\n\t\tvec3 bm = mix( bl, br, f.x );\n\t\treturn mix( tm, bm, f.y );\n\t}\n\t#define r0 1.0\n\t#define v0 0.339\n\t#define m0 - 2.0\n\t#define r1 0.8\n\t#define v1 0.276\n\t#define m1 - 1.0\n\t#define r4 0.4\n\t#define v4 0.046\n\t#define m4 2.0\n\t#define r5 0.305\n\t#define v5 0.016\n\t#define m5 3.0\n\t#define r6 0.21\n\t#define v6 0.0038\n\t#define m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= r1 ) {\n\t\t\tmip = ( r0 - roughness ) * ( m1 - m0 ) / ( r0 - r1 ) + m0;\n\t\t} else if ( roughness >= r4 ) {\n\t\t\tmip = ( r1 - roughness ) * ( m4 - m1 ) / ( r1 - r4 ) + m1;\n\t\t} else if ( roughness >= r5 ) {\n\t\t\tmip = ( r4 - roughness ) * ( m5 - m4 ) / ( r4 - r5 ) + m4;\n\t\t} else if ( roughness >= r6 ) {\n\t\t\tmip = ( r5 - roughness ) * ( m6 - m5 ) / ( r5 - r6 ) + m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), m0, cubeUV_maxMipLevel );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\tmat3 m = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\n\ttransformedNormal = m * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",encodings_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",encodings_pars_fragment:"\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( gammaFactor ) ), value.a );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( 1.0 / gammaFactor ) ), value.a );\n}\nvec4 sRGBToLinear( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}\nvec4 RGBEToLinear( in vec4 value ) {\n\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n\tfloat maxComponent = max( max( value.r, value.g ), value.b );\n\tfloat fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n\treturn vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * value.a * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat M = clamp( maxRGB / maxRange, 0.0, 1.0 );\n\tM = ceil( M * 255.0 ) / 255.0;\n\treturn vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat D = max( maxRange / maxRGB, 1.0 );\n\tD = clamp( floor( D ) / 255.0, 0.0, 1.0 );\n\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value ) {\n\tvec3 Xp_Y_XYZp = cLogLuvM * value.rgb;\n\tXp_Y_XYZp = max( Xp_Y_XYZp, vec3( 1e-6, 1e-6, 1e-6 ) );\n\tvec4 vResult;\n\tvResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n\tfloat Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n\tvResult.w = fract( Le );\n\tvResult.z = ( Le - ( floor( vResult.w * 255.0 ) ) / 255.0 ) / 255.0;\n\treturn vResult;\n}\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n\tfloat Le = value.z * 255.0 + value.w;\n\tvec3 Xp_Y_XYZp;\n\tXp_Y_XYZp.y = exp2( ( Le - 127.0 ) / 2.0 );\n\tXp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n\tXp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n\tvec3 vRGB = cLogLuvInverseM * Xp_Y_XYZp.rgb;\n\treturn vec4( max( vRGB, 0.0 ), 1.0 );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t\tenvColor = envMapTexelToLinear( envColor );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 envColor = textureCubeUV( envMap, reflectVec, 0.0 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform int maxMipLevel;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) ||defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#if defined( USE_ENVMAP )\n\t#ifdef ENVMAP_MODE_REFRACTION\n\t\tuniform float refractionRatio;\n\t#endif\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#if defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#if defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 reflectVec;\n\t\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\t\treflectVec = reflect( - viewDir, normal );\n\t\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t\t#else\n\t\t\t\treflectVec = refract( - viewDir, normal, refractionRatio );\n\t\t\t#endif\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn texture2D( gradientMap, coord ).rgb;\n\t#else\n\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t#endif\n}",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel = texture2D( lightMap, vUv2 );\n\tvec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tlightMapIrradiance *= PI;\n\t#endif\n\treflectedLight.indirectDiffuse += lightMapIrradiance;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_vertex:"vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\nvIndirectFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n\tvIndirectBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\nvIndirectFront += getAmbientLightIrradiance( ambientLightColor );\nvIndirectFront += getLightProbeIrradiance( lightProbe, geometry.normal );\n#ifdef DOUBLE_SIDED\n\tvIndirectBack += getAmbientLightIrradiance( ambientLightColor );\n\tvIndirectBack += getLightProbeIrradiance( lightProbe, backGeometry.normal );\n#endif\n#if NUM_POINT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointLightInfo( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( - dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotLightInfo( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( - dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_DIR_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalLightInfo( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( - dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvIndirectFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry.normal );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvIndirectBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry.normal );\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\t#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\t\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\t\tif ( cutoffDistance > 0.0 ) {\n\t\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t\t}\n\t\treturn distanceFalloff;\n\t#else\n\t\tif ( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\t\treturn pow( saturate( - lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t\t}\n\t\treturn 1.0;\n\t#endif\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon\n#define Material_LightProbeLOD( material )\t(0)",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\t#ifdef SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularTintFactor = specularTint;\n\t\t#ifdef USE_SPECULARINTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vUv ).a;\n\t\t#endif\n\t\t#ifdef USE_SPECULARTINTMAP\n\t\t\tspecularTintFactor *= specularTintMapTexelToLinear( texture2D( specularTintMap, vUv ) ).rgb;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularTintFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = mix( min( pow2( ( ior - 1.0 ) / ( ior + 1.0 ) ) * specularTintFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenTint = sheenTint;\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat roughness;\n\tvec3 specularColor;\n\tfloat specularF90;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenTint;\n\t\tfloat sheenRoughness;\n\t#endif\n};\nvec3 clearcoatSpecular = vec3( 0.0 );\nvec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\tvec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;\n\treturn fab;\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\tvec3 FssEss = specularColor * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3(\t\t0, 1,\t\t0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecular += ccIrradiance * BRDF_GGX( directLight.direction, geometry.viewDir, geometry.clearcoatNormal, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\treflectedLight.directSpecular += irradiance * BRDF_Sheen( directLight.direction, geometry.viewDir, geometry.normal, material.sheenTint, material.sheenRoughness );\n\t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularF90, material.roughness );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecular += clearcoatRadiance * EnvironmentBRDF( geometry.clearcoatNormal, geometry.viewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tcomputeMultiscattering( geometry.normal, geometry.viewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - ( singleScattering + multiScattering ) );\n\treflectedLight.indirectSpecular += radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n#ifdef USE_CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry.normal );\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry.normal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vUv2 );\n\t\tvec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tlightMapIrradiance *= PI;\n\t\t#endif\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getIBLIrradiance( geometry.normal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getIBLRadiance( geometry.viewDir, geometry.normal, material.roughness );\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\n\t#endif\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n#endif\n#ifdef USE_MAP\n\tvec4 mapTexel = texture2D( map, uv );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tuniform mat3 uvTransform;\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t\tif ( morphTargetInfluences[ i ] > 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1, 2 ) * morphTargetInfluences[ i ];\n\t\t}\n\t#else\n\t\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\t\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\t\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\t\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n\t#endif\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\tuniform float morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t\tuniform sampler2DArray morphTargetsTexture;\n\t\tuniform vec2 morphTargetsTextureSize;\n\t\tvec3 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset, const in int stride ) {\n\t\t\tfloat texelIndex = float( vertexIndex * stride + offset );\n\t\t\tfloat y = floor( texelIndex / morphTargetsTextureSize.x );\n\t\t\tfloat x = texelIndex - y * morphTargetsTextureSize.x;\n\t\t\tvec3 morphUV = vec3( ( x + 0.5 ) / morphTargetsTextureSize.x, y / morphTargetsTextureSize.y, morphTargetIndex );\n\t\t\treturn texture( morphTargetsTexture, morphUV ).xyz;\n\t\t}\n\t#else\n\t\t#ifndef USE_MORPHNORMALS\n\t\t\tuniform float morphTargetInfluences[ 8 ];\n\t\t#else\n\t\t\tuniform float morphTargetInfluences[ 4 ];\n\t\t#endif\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t\t#ifndef USE_MORPHNORMALS\n\t\t\t\tif ( morphTargetInfluences[ i ] > 0.0 ) transformed += getMorph( gl_VertexID, i, 0, 1 ) * morphTargetInfluences[ i ];\n\t\t\t#else\n\t\t\t\tif ( morphTargetInfluences[ i ] > 0.0 ) transformed += getMorph( gl_VertexID, i, 0, 2 ) * morphTargetInfluences[ i ];\n\t\t\t#endif\n\t\t}\n\t#else\n\t\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\t\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\t\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\t\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\t\t#ifndef USE_MORPHNORMALS\n\t\t\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\t\t\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\t\t\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\t\t\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\t\t#endif\n\t#endif\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\t#ifdef USE_TANGENT\n\t\tvec3 tangent = normalize( vTangent );\n\t\tvec3 bitangent = normalize( vBitangent );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\ttangent = tangent * faceDirection;\n\t\t\tbitangent = bitangent * faceDirection;\n\t\t#endif\n\t\t#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\n\t\t#endif\n\t#endif\n#endif\nvec3 geometryNormal = normal;",normal_fragment_maps:"#ifdef OBJECTSPACE_NORMALMAP\n\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( TANGENTSPACE_NORMALMAP )\n\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\t#ifdef USE_TANGENT\n\t\tnormal = normalize( vTBN * mapN );\n\t#else\n\t\tnormal = perturbNormal2Arb( - vViewPosition, normal, mapN, faceDirection );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef OBJECTSPACE_NORMALMAP\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec3 mapN, float faceDirection ) {\n\t\tvec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );\n\t\tvec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : faceDirection * inversesqrt( det );\n\t\treturn normalize( T * ( mapN.x * scale ) + B * ( mapN.y * scale ) + N * mapN.z );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\t#ifdef USE_TANGENT\n\t\tclearcoatNormal = normalize( vTBN * clearcoatMapN );\n\t#else\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN, faceDirection );\n\t#endif\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif",output_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= transmissionAlpha + 0.1;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec4 pack2HalfToRGBA( vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t\tf.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ), \n\t\t\t\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t\tf.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif",shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0 || NUM_SPOT_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0\n\t\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\tvec4 shadowWorldPosition;\n\t#endif\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\t#ifdef BONE_TEXTURE\n\t\tuniform highp sampler2D boneTexture;\n\t\tuniform int boneTextureSize;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\t\ty = dy * ( y + 0.5 );\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\t\treturn bone;\n\t\t}\n\t#else\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\t\t}\n\t#endif\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3(\t1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108,\t1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605,\t1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tfloat transmissionAlpha = 1.0;\n\tfloat transmissionFactor = transmission;\n\tfloat thicknessFactor = thickness;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\ttransmissionFactor *= texture2D( transmissionMap, vUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tthicknessFactor *= texture2D( thicknessMap, vUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmission = getIBLVolumeRefraction(\n\t\tn, v, roughnessFactor, material.diffuseColor, material.specularColor, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, ior, thicknessFactor,\n\t\tattenuationTint, attenuationDistance );\n\ttotalDiffuse = mix( totalDiffuse, transmission.rgb, transmissionFactor );\n\ttransmissionAlpha = mix( transmissionAlpha, transmission.a, transmissionFactor );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationTint;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tvec3 getVolumeTransmissionRay( vec3 n, vec3 v, float thickness, float ior, mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( float roughness, float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( vec2 fragCoord, float roughness, float ior ) {\n\t\tfloat framebufferLod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\treturn texture2DLodEXT( transmissionSamplerMap, fragCoord.xy, framebufferLod );\n\t\t#else\n\t\t\treturn texture2D( transmissionSamplerMap, fragCoord.xy, framebufferLod );\n\t\t#endif\n\t}\n\tvec3 applyVolumeAttenuation( vec3 radiance, float transmissionDistance, vec3 attenuationColor, float attenuationDistance ) {\n\t\tif ( attenuationDistance == 0.0 ) {\n\t\t\treturn radiance;\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance * radiance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( vec3 n, vec3 v, float roughness, vec3 diffuseColor, vec3 specularColor, float specularF90,\n\t\tvec3 position, mat4 modelMatrix, mat4 viewMatrix, mat4 projMatrix, float ior, float thickness,\n\t\tvec3 attenuationColor, float attenuationDistance ) {\n\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\trefractionCoords += 1.0;\n\t\trefractionCoords /= 2.0;\n\t\tvec4 transmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\tvec3 attenuatedColor = applyVolumeAttenuation( transmittedLight.rgb, length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor * diffuseColor, transmittedLight.a );\n\t}\n#endif",uv_pars_fragment:"#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#ifdef USE_UV\n\t#ifdef UVS_VERTEX_ONLY\n\t\tvec2 vUv;\n\t#else\n\t\tvarying vec2 vUv;\n\t#endif\n\tuniform mat3 uvTransform;\n#endif",uv_vertex:"#ifdef USE_UV\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n\tuniform mat3 uv2Transform;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION )\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"#include \nuniform float opacity;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 vReflect = vWorldDirection;\n\t#include \n\tgl_FragColor = envColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#endif\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tvec4 texColor = texture2D( tEquirect, sampleUV );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\treflectedLight.indirectDiffuse += lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.indirectDiffuse += ( gl_FrontFacing ) ? vIndirectFront : vIndirectBack;\n\t#else\n\t\treflectedLight.indirectDiffuse += vIndirectFront;\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= BRDF_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t\tmatcapColor = matcapTexelToLinear( matcapColor );\n\t#else\n\t\tvec4 matcapColor = vec4( 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularTint;\n\t#ifdef USE_SPECULARINTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n\t#ifdef USE_SPECULARTINTMAP\n\t\tuniform sampler2D specularTintMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenTint;\n\tuniform float sheenRoughness;\n#endif\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include \n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - clearcoat * Fcc ) + clearcoatSpecular * clearcoat;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",points_vert:"uniform float size;\nuniform float scale;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_vert:"#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include \n\t#include \n\t#include \n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include \n\t#include \n\t#include \n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n}"},pi={common:{diffuse:{value:new nn(16777215)},opacity:{value:1},map:{value:null},uvTransform:{value:new xt},uv2Transform:{value:new xt},alphaMap:{value:null},alphaTest:{value:0}},specularmap:{specularMap:{value:null}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98},maxMipLevel:{value:0}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new yt(1,1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new nn(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotShadowMap:{value:[]},spotShadowMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new nn(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaTest:{value:0},uvTransform:{value:new xt}},sprite:{diffuse:{value:new nn(16777215)},opacity:{value:1},center:{value:new yt(.5,.5)},rotation:{value:0},map:{value:null},alphaMap:{value:null},alphaTest:{value:0},uvTransform:{value:new xt}}},mi={basic:{uniforms:Xn([pi.common,pi.specularmap,pi.envmap,pi.aomap,pi.lightmap,pi.fog]),vertexShader:di.meshbasic_vert,fragmentShader:di.meshbasic_frag},lambert:{uniforms:Xn([pi.common,pi.specularmap,pi.envmap,pi.aomap,pi.lightmap,pi.emissivemap,pi.fog,pi.lights,{emissive:{value:new nn(0)}}]),vertexShader:di.meshlambert_vert,fragmentShader:di.meshlambert_frag},phong:{uniforms:Xn([pi.common,pi.specularmap,pi.envmap,pi.aomap,pi.lightmap,pi.emissivemap,pi.bumpmap,pi.normalmap,pi.displacementmap,pi.fog,pi.lights,{emissive:{value:new nn(0)},specular:{value:new nn(1118481)},shininess:{value:30}}]),vertexShader:di.meshphong_vert,fragmentShader:di.meshphong_frag},standard:{uniforms:Xn([pi.common,pi.envmap,pi.aomap,pi.lightmap,pi.emissivemap,pi.bumpmap,pi.normalmap,pi.displacementmap,pi.roughnessmap,pi.metalnessmap,pi.fog,pi.lights,{emissive:{value:new nn(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:di.meshphysical_vert,fragmentShader:di.meshphysical_frag},toon:{uniforms:Xn([pi.common,pi.aomap,pi.lightmap,pi.emissivemap,pi.bumpmap,pi.normalmap,pi.displacementmap,pi.gradientmap,pi.fog,pi.lights,{emissive:{value:new nn(0)}}]),vertexShader:di.meshtoon_vert,fragmentShader:di.meshtoon_frag},matcap:{uniforms:Xn([pi.common,pi.bumpmap,pi.normalmap,pi.displacementmap,pi.fog,{matcap:{value:null}}]),vertexShader:di.meshmatcap_vert,fragmentShader:di.meshmatcap_frag},points:{uniforms:Xn([pi.points,pi.fog]),vertexShader:di.points_vert,fragmentShader:di.points_frag},dashed:{uniforms:Xn([pi.common,pi.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:di.linedashed_vert,fragmentShader:di.linedashed_frag},depth:{uniforms:Xn([pi.common,pi.displacementmap]),vertexShader:di.depth_vert,fragmentShader:di.depth_frag},normal:{uniforms:Xn([pi.common,pi.bumpmap,pi.normalmap,pi.displacementmap,{opacity:{value:1}}]),vertexShader:di.meshnormal_vert,fragmentShader:di.meshnormal_frag},sprite:{uniforms:Xn([pi.sprite,pi.fog]),vertexShader:di.sprite_vert,fragmentShader:di.sprite_frag},background:{uniforms:{uvTransform:{value:new xt},t2D:{value:null}},vertexShader:di.background_vert,fragmentShader:di.background_frag},cube:{uniforms:Xn([pi.envmap,{opacity:{value:1}}]),vertexShader:di.cube_vert,fragmentShader:di.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:di.equirect_vert,fragmentShader:di.equirect_frag},distanceRGBA:{uniforms:Xn([pi.common,pi.displacementmap,{referencePosition:{value:new Nt},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:di.distanceRGBA_vert,fragmentShader:di.distanceRGBA_frag},shadow:{uniforms:Xn([pi.lights,pi.fog,{color:{value:new nn(0)},opacity:{value:1}}]),vertexShader:di.shadow_vert,fragmentShader:di.shadow_frag}};function fi(t,e,n,i,r){const s=new nn(0);let a,o,c=0,h=null,u=0,d=null;function p(t,e){n.buffers.color.setClear(t.r,t.g,t.b,e,r)}return{getClearColor:function(){return s},setClearColor:function(t,e=1){s.set(t),c=e,p(s,c)},getClearAlpha:function(){return c},setClearAlpha:function(t){c=t,p(s,c)},render:function(n,r){let m=!1,f=!0===r.isScene?r.background:null;f&&f.isTexture&&(f=e.get(f));const g=t.xr,v=g.getSession&&g.getSession();v&&"additive"===v.environmentBlendMode&&(f=null),null===f?p(s,c):f&&f.isColor&&(p(f,1),m=!0),(t.autoClear||m)&&t.clear(t.autoClearColor,t.autoClearDepth,t.autoClearStencil),f&&(f.isCubeTexture||f.mapping===l)?(void 0===o&&(o=new Vn(new jn(1,1,1),new Jn({name:"BackgroundCubeMaterial",uniforms:qn(mi.cube.uniforms),vertexShader:mi.cube.vertexShader,fragmentShader:mi.cube.fragmentShader,side:1,depthTest:!1,depthWrite:!1,fog:!1})),o.geometry.deleteAttribute("normal"),o.geometry.deleteAttribute("uv"),o.onBeforeRender=function(t,e,n){this.matrixWorld.copyPosition(n.matrixWorld)},Object.defineProperty(o.material,"envMap",{get:function(){return this.uniforms.envMap.value}}),i.update(o)),o.material.uniforms.envMap.value=f,o.material.uniforms.flipEnvMap.value=f.isCubeTexture&&!1===f.isRenderTargetTexture?-1:1,h===f&&u===f.version&&d===t.toneMapping||(o.material.needsUpdate=!0,h=f,u=f.version,d=t.toneMapping),n.unshift(o,o.geometry,o.material,0,0,null)):f&&f.isTexture&&(void 0===a&&(a=new Vn(new ui(2,2),new Jn({name:"BackgroundMaterial",uniforms:qn(mi.background.uniforms),vertexShader:mi.background.vertexShader,fragmentShader:mi.background.fragmentShader,side:0,depthTest:!1,depthWrite:!1,fog:!1})),a.geometry.deleteAttribute("normal"),Object.defineProperty(a.material,"map",{get:function(){return this.uniforms.t2D.value}}),i.update(a)),a.material.uniforms.t2D.value=f,!0===f.matrixAutoUpdate&&f.updateMatrix(),a.material.uniforms.uvTransform.value.copy(f.matrix),h===f&&u===f.version&&d===t.toneMapping||(a.material.needsUpdate=!0,h=f,u=f.version,d=t.toneMapping),n.unshift(a,a.geometry,a.material,0,0,null))}}}function gi(t,e,n,i){const r=t.getParameter(34921),s=i.isWebGL2?null:e.get("OES_vertex_array_object"),a=i.isWebGL2||null!==s,o={},l=d(null);let c=l;function h(e){return i.isWebGL2?t.bindVertexArray(e):s.bindVertexArrayOES(e)}function u(e){return i.isWebGL2?t.deleteVertexArray(e):s.deleteVertexArrayOES(e)}function d(t){const e=[],n=[],i=[];for(let t=0;t=0){let s=l[e];if(void 0===s&&("instanceMatrix"===e&&r.instanceMatrix&&(s=r.instanceMatrix),"instanceColor"===e&&r.instanceColor&&(s=r.instanceColor)),void 0!==s){const e=s.normalized,a=s.itemSize,l=n.get(s);if(void 0===l)continue;const c=l.buffer,h=l.type,u=l.bytesPerElement;if(s.isInterleavedBufferAttribute){const n=s.data,l=n.stride,d=s.offset;if(n&&n.isInstancedInterleavedBuffer){for(let t=0;t0&&t.getShaderPrecisionFormat(35632,36338).precision>0)return"highp";e="mediump"}return"mediump"===e&&t.getShaderPrecisionFormat(35633,36337).precision>0&&t.getShaderPrecisionFormat(35632,36337).precision>0?"mediump":"lowp"}const s="undefined"!=typeof WebGL2RenderingContext&&t instanceof WebGL2RenderingContext||"undefined"!=typeof WebGL2ComputeRenderingContext&&t instanceof WebGL2ComputeRenderingContext;let a=void 0!==n.precision?n.precision:"highp";const o=r(a);o!==a&&(console.warn("THREE.WebGLRenderer:",a,"not supported, using",o,"instead."),a=o);const l=s||e.has("WEBGL_draw_buffers"),c=!0===n.logarithmicDepthBuffer,h=t.getParameter(34930),u=t.getParameter(35660),d=t.getParameter(3379),p=t.getParameter(34076),m=t.getParameter(34921),f=t.getParameter(36347),g=t.getParameter(36348),v=t.getParameter(36349),y=u>0,x=s||e.has("OES_texture_float");return{isWebGL2:s,drawBuffers:l,getMaxAnisotropy:function(){if(void 0!==i)return i;if(!0===e.has("EXT_texture_filter_anisotropic")){const n=e.get("EXT_texture_filter_anisotropic");i=t.getParameter(n.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else i=0;return i},getMaxPrecision:r,precision:a,logarithmicDepthBuffer:c,maxTextures:h,maxVertexTextures:u,maxTextureSize:d,maxCubemapSize:p,maxAttributes:m,maxVertexUniforms:f,maxVaryings:g,maxFragmentUniforms:v,vertexTextures:y,floatFragmentTextures:x,floatVertexTextures:y&&x,maxSamples:s?t.getParameter(36183):0}}function xi(t){const e=this;let n=null,i=0,r=!1,s=!1;const a=new si,o=new xt,l={value:null,needsUpdate:!1};function c(){l.value!==n&&(l.value=n,l.needsUpdate=i>0),e.numPlanes=i,e.numIntersection=0}function h(t,n,i,r){const s=null!==t?t.length:0;let c=null;if(0!==s){if(c=l.value,!0!==r||null===c){const e=i+4*s,r=n.matrixWorldInverse;o.getNormalMatrix(r),(null===c||c.length0){const a=t.getRenderTarget(),o=new ei(s.height/2);return o.fromEquirectangularTexture(t,r),e.set(r,o),t.setRenderTarget(a),r.addEventListener("dispose",i),n(o.texture,r.mapping)}return null}}}return r},dispose:function(){e=new WeakMap}}}mi.physical={uniforms:Xn([mi.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatNormalScale:{value:new yt(1,1)},clearcoatNormalMap:{value:null},sheen:{value:0},sheenTint:{value:new nn(0)},sheenRoughness:{value:0},transmission:{value:0},transmissionMap:{value:null},transmissionSamplerSize:{value:new yt},transmissionSamplerMap:{value:null},thickness:{value:0},thicknessMap:{value:null},attenuationDistance:{value:0},attenuationTint:{value:new nn(0)},specularIntensity:{value:0},specularIntensityMap:{value:null},specularTint:{value:new nn(1,1,1)},specularTintMap:{value:null}}]),vertexShader:di.meshphysical_vert,fragmentShader:di.meshphysical_frag};class bi extends Zn{constructor(t=-1,e=1,n=1,i=-1,r=.1,s=2e3){super(),this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=t,this.right=e,this.top=n,this.bottom=i,this.near=r,this.far=s,this.updateProjectionMatrix()}copy(t,e){return super.copy(t,e),this.left=t.left,this.right=t.right,this.top=t.top,this.bottom=t.bottom,this.near=t.near,this.far=t.far,this.zoom=t.zoom,this.view=null===t.view?null:Object.assign({},t.view),this}setViewOffset(t,e,n,i,r,s){null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=(this.right-this.left)/(2*this.zoom),e=(this.top-this.bottom)/(2*this.zoom),n=(this.right+this.left)/2,i=(this.top+this.bottom)/2;let r=n-t,s=n+t,a=i+e,o=i-e;if(null!==this.view&&this.view.enabled){const t=(this.right-this.left)/this.view.fullWidth/this.zoom,e=(this.top-this.bottom)/this.view.fullHeight/this.zoom;r+=t*this.view.offsetX,s=r+t*this.view.width,a-=e*this.view.offsetY,o=a-e*this.view.height}this.projectionMatrix.makeOrthographic(r,s,a,o,this.near,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(t);return e.object.zoom=this.zoom,e.object.left=this.left,e.object.right=this.right,e.object.top=this.top,e.object.bottom=this.bottom,e.object.near=this.near,e.object.far=this.far,null!==this.view&&(e.object.view=Object.assign({},this.view)),e}}bi.prototype.isOrthographicCamera=!0;class Mi extends Jn{constructor(t){super(t),this.type="RawShaderMaterial"}}Mi.prototype.isRawShaderMaterial=!0;const wi=Math.pow(2,8),Si=[.125,.215,.35,.446,.526,.582],Ti=5+Si.length,Ei=20,Ai={[X]:0,[Y]:1,[Z]:2,[Q]:3,[K]:4,[$]:5,[J]:6},Li=new bi,{_lodPlanes:Ri,_sizeLods:Ci,_sigmas:Pi}=Ui(),Ii=new nn;let Di=null;const Ni=(1+Math.sqrt(5))/2,zi=1/Ni,Bi=[new Nt(1,1,1),new Nt(-1,1,1),new Nt(1,1,-1),new Nt(-1,1,-1),new Nt(0,Ni,zi),new Nt(0,Ni,-zi),new Nt(zi,0,Ni),new Nt(-zi,0,Ni),new Nt(Ni,zi,0),new Nt(-Ni,zi,0)];class Fi{constructor(t){this._renderer=t,this._pingPongRenderTarget=null,this._blurMaterial=function(t){const e=new Float32Array(t),n=new Nt(0,1,0);return new Mi({name:"SphericalGaussianBlur",defines:{n:t},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:e},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:n},inputEncoding:{value:Ai[3e3]},outputEncoding:{value:Ai[3e3]}},vertexShader:Wi(),fragmentShader:`\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t${ji()}\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t`,blending:0,depthTest:!1,depthWrite:!1})}(Ei),this._equirectShader=null,this._cubemapShader=null,this._compileMaterial(this._blurMaterial)}fromScene(t,e=0,n=.1,i=100){Di=this._renderer.getRenderTarget();const r=this._allocateTargets();return this._sceneToCubeUV(t,n,i,r),e>0&&this._blur(r,0,0,e),this._applyPMREM(r),this._cleanup(r),r}fromEquirectangular(t){return this._fromTexture(t)}fromCubemap(t){return this._fromTexture(t)}compileCubemapShader(){null===this._cubemapShader&&(this._cubemapShader=Vi(),this._compileMaterial(this._cubemapShader))}compileEquirectangularShader(){null===this._equirectShader&&(this._equirectShader=ki(),this._compileMaterial(this._equirectShader))}dispose(){this._blurMaterial.dispose(),null!==this._cubemapShader&&this._cubemapShader.dispose(),null!==this._equirectShader&&this._equirectShader.dispose();for(let t=0;t2?wi:0,wi,wi),o.setRenderTarget(i),p&&o.render(d,r),o.render(t,r)}d.geometry.dispose(),d.material.dispose(),o.toneMapping=h,o.outputEncoding=c,o.autoClear=l,t.background=m}_setEncoding(t,e){!0===this._renderer.capabilities.isWebGL2&&e.format===E&&e.type===x&&e.encoding===Y?t.value=Ai[3e3]:t.value=Ai[e.encoding]}_textureToCubeUV(t,e){const n=this._renderer;t.isCubeTexture?null==this._cubemapShader&&(this._cubemapShader=Vi()):null==this._equirectShader&&(this._equirectShader=ki());const i=t.isCubeTexture?this._cubemapShader:this._equirectShader,r=new Vn(Ri[0],i),s=i.uniforms;s.envMap.value=t,t.isCubeTexture||s.texelSize.value.set(1/t.image.width,1/t.image.height),this._setEncoding(s.inputEncoding,t),this._setEncoding(s.outputEncoding,e.texture),Gi(e,0,0,3*wi,2*wi),n.setRenderTarget(e),n.render(r,Li)}_applyPMREM(t){const e=this._renderer,n=e.autoClear;e.autoClear=!1;for(let e=1;eEi&&console.warn(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to 20`);const f=[];let g=0;for(let t=0;t4?i-8+4:0),3*v,2*v),o.setRenderTarget(e),o.render(c,Li)}}function Oi(t){return void 0!==t&&t.type===x&&(t.encoding===X||t.encoding===Y||t.encoding===J)}function Ui(){const t=[],e=[],n=[];let i=8;for(let r=0;r4?a=Si[r-8+4-1]:0==r&&(a=0),n.push(a);const o=1/(s-1),l=-o/2,c=1+o/2,h=[l,l,c,l,c,c,l,l,c,c,l,c],u=6,d=6,p=3,m=2,f=1,g=new Float32Array(p*d*u),v=new Float32Array(m*d*u),y=new Float32Array(f*d*u);for(let t=0;t2?0:-1,i=[e,n,0,e+2/3,n,0,e+2/3,n+1,0,e,n,0,e+2/3,n+1,0,e,n+1,0];g.set(i,p*d*t),v.set(h,m*d*t);const r=[t,t,t,t,t,t];y.set(r,f*d*t)}const x=new Tn;x.setAttribute("position",new on(g,p)),x.setAttribute("uv",new on(v,m)),x.setAttribute("faceIndex",new on(y,f)),t.push(x),i>4&&i--}return{_lodPlanes:t,_sizeLods:e,_sigmas:n}}function Hi(t){const e=new Ct(3*wi,3*wi,t);return e.texture.mapping=l,e.texture.name="PMREM.cubeUv",e.scissorTest=!0,e}function Gi(t,e,n,i,r){t.viewport.set(e,n,i,r),t.scissor.set(e,n,i,r)}function ki(){const t=new yt(1,1);return new Mi({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null},texelSize:{value:t},inputEncoding:{value:Ai[3e3]},outputEncoding:{value:Ai[3e3]}},vertexShader:Wi(),fragmentShader:`\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform vec2 texelSize;\n\n\t\t\t${ji()}\n\n\t\t\t#include \n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tvec2 f = fract( uv / texelSize - 0.5 );\n\t\t\t\tuv -= f * texelSize;\n\t\t\t\tvec3 tl = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.x += texelSize.x;\n\t\t\t\tvec3 tr = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.y += texelSize.y;\n\t\t\t\tvec3 br = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.x -= texelSize.x;\n\t\t\t\tvec3 bl = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\n\t\t\t\tvec3 tm = mix( tl, tr, f.x );\n\t\t\t\tvec3 bm = mix( bl, br, f.x );\n\t\t\t\tgl_FragColor.rgb = mix( tm, bm, f.y );\n\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t`,blending:0,depthTest:!1,depthWrite:!1})}function Vi(){return new Mi({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},inputEncoding:{value:Ai[3e3]},outputEncoding:{value:Ai[3e3]}},vertexShader:Wi(),fragmentShader:`\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\t${ji()}\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb = envMapTexelToLinear( textureCube( envMap, vec3( - vOutputDirection.x, vOutputDirection.yz ) ) ).rgb;\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t`,blending:0,depthTest:!1,depthWrite:!1})}function Wi(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute vec3 position;\n\t\tattribute vec2 uv;\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t"}function ji(){return"\n\n\t\tuniform int inputEncoding;\n\t\tuniform int outputEncoding;\n\n\t\t#include \n\n\t\tvec4 inputTexelToLinear( vec4 value ) {\n\n\t\t\tif ( inputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( inputEncoding == 1 ) {\n\n\t\t\t\treturn sRGBToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 2 ) {\n\n\t\t\t\treturn RGBEToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 3 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 7.0 );\n\n\t\t\t} else if ( inputEncoding == 4 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 16.0 );\n\n\t\t\t} else if ( inputEncoding == 5 ) {\n\n\t\t\t\treturn RGBDToLinear( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn GammaToLinear( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 linearToOutputTexel( vec4 value ) {\n\n\t\t\tif ( outputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( outputEncoding == 1 ) {\n\n\t\t\t\treturn LinearTosRGB( value );\n\n\t\t\t} else if ( outputEncoding == 2 ) {\n\n\t\t\t\treturn LinearToRGBE( value );\n\n\t\t\t} else if ( outputEncoding == 3 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 7.0 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viewMatrix;","uniform vec3 cameraPosition;","uniform bool isOrthographic;",0!==n.toneMapping?"#define TONE_MAPPING":"",0!==n.toneMapping?di.tonemapping_pars_fragment:"",0!==n.toneMapping?ds("toneMapping",n.toneMapping):"",n.dithering?"#define DITHERING":"",n.format===T?"#define OPAQUE":"",di.encodings_pars_fragment,n.map?hs("mapTexelToLinear",n.mapEncoding):"",n.matcap?hs("matcapTexelToLinear",n.matcapEncoding):"",n.envMap?hs("envMapTexelToLinear",n.envMapEncoding):"",n.emissiveMap?hs("emissiveMapTexelToLinear",n.emissiveMapEncoding):"",n.specularTintMap?hs("specularTintMapTexelToLinear",n.specularTintMapEncoding):"",n.lightMap?hs("lightMapTexelToLinear",n.lightMapEncoding):"",us("linearToOutputTexel",n.outputEncoding),n.depthPacking?"#define DEPTH_PACKING "+n.depthPacking:"","\n"].filter(ps).join("\n")),h=vs(h),h=ms(h,n),h=fs(h,n),u=vs(u),u=ms(u,n),u=fs(u,n),h=bs(h),u=bs(u),n.isWebGL2&&!0!==n.isRawShaderMaterial&&(M="#version 300 es\n",_=["precision mediump sampler2DArray;","#define 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i=!0,r=!0;if(!1===a.getProgramParameter(x,35714)){i=!1;const e=cs(a,S,"vertex"),n=cs(a,E,"fragment");console.error("THREE.WebGLProgram: Shader Error "+a.getError()+" - VALIDATE_STATUS "+a.getProgramParameter(x,35715)+"\n\nProgram Info Log: "+t+"\n"+e+"\n"+n)}else""!==t?console.warn("THREE.WebGLProgram: Program Info Log:",t):""!==e&&""!==n||(r=!1);r&&(this.diagnostics={runnable:i,programLog:t,vertexShader:{log:e,prefix:_},fragmentShader:{log:n,prefix:b}})}let A,L;return a.deleteShader(S),a.deleteShader(E),this.getUniforms=function(){return void 0===A&&(A=new ss(a,x)),A},this.getAttributes=function(){return void 0===L&&(L=function(t,e){const n={},i=t.getProgramParameter(e,35721);for(let r=0;r0,C=s.clearcoat>0;return{isWebGL2:h,shaderID:S,shaderName:s.type,vertexShader:E,fragmentShader:A,defines:s.defines,isRawShaderMaterial:!0===s.isRawShaderMaterial,glslVersion:s.glslVersion,precision:f,instancing:!0===_.isInstancedMesh,instancingColor:!0===_.isInstancedMesh&&null!==_.instanceColor,supportsVertexTextures:m,outputEncoding:null!==L?y(L.texture):t.outputEncoding,map:!!s.map,mapEncoding:y(s.map),matcap:!!s.matcap,matcapEncoding:y(s.matcap),envMap:!!w,envMapMode:w&&w.mapping,envMapEncoding:y(w),envMapCubeUV:!!w&&(w.mapping===l||w.mapping===c),lightMap:!!s.lightMap,lightMapEncoding:y(s.lightMap),aoMap:!!s.aoMap,emissiveMap:!!s.emissiveMap,emissiveMapEncoding:y(s.emissiveMap),bumpMap:!!s.bumpMap,normalMap:!!s.normalMap,objectSpaceNormalMap:1===s.normalMapType,tangentSpaceNormalMap:0===s.normalMapType,clearcoat:C,clearcoatMap:C&&!!s.clearcoatMap,clearcoatRoughnessMap:C&&!!s.clearcoatRoughnessMap,clearcoatNormalMap:C&&!!s.clearcoatNormalMap,displacementMap:!!s.displacementMap,roughnessMap:!!s.roughnessMap,metalnessMap:!!s.metalnessMap,specularMap:!!s.specularMap,specularIntensityMap:!!s.specularIntensityMap,specularTintMap:!!s.specularTintMap,specularTintMapEncoding:y(s.specularTintMap),alphaMap:!!s.alphaMap,alphaTest:R,gradientMap:!!s.gradientMap,sheen:s.sheen>0,transmission:s.transmission>0,transmissionMap:!!s.transmissionMap,thicknessMap:!!s.thicknessMap,combine:s.combine,vertexTangents:!!s.normalMap&&!!_.geometry&&!!_.geometry.attributes.tangent,vertexColors:s.vertexColors,vertexAlphas:!0===s.vertexColors&&!!_.geometry&&!!_.geometry.attributes.color&&4===_.geometry.attributes.color.itemSize,vertexUvs:!!(s.map||s.bumpMap||s.normalMap||s.specularMap||s.alphaMap||s.emissiveMap||s.roughnessMap||s.metalnessMap||s.clearcoatMap||s.clearcoatRoughnessMap||s.clearcoatNormalMap||s.displacementMap||s.transmissionMap||s.thicknessMap||s.specularIntensityMap||s.specularTintMap),uvsVertexOnly:!(s.map||s.bumpMap||s.normalMap||s.specularMap||s.alphaMap||s.emissiveMap||s.roughnessMap||s.metalnessMap||s.clearcoatNormalMap||s.transmission>0||s.transmissionMap||s.thicknessMap||s.specularIntensityMap||s.specularTintMap||!s.displacementMap),fog:!!b,useFog:s.fog,fogExp2:b&&b.isFogExp2,flatShading:!!s.flatShading,sizeAttenuation:s.sizeAttenuation,logarithmicDepthBuffer:u,skinning:!0===_.isSkinnedMesh&&T>0,maxBones:T,useVertexTexture:d,morphTargets:!!_.geometry&&!!_.geometry.morphAttributes.position,morphNormals:!!_.geometry&&!!_.geometry.morphAttributes.normal,morphTargetsCount:_.geometry&&_.geometry.morphAttributes.position?_.geometry.morphAttributes.position.length:0,numDirLights:o.directional.length,numPointLights:o.point.length,numSpotLights:o.spot.length,numRectAreaLights:o.rectArea.length,numHemiLights:o.hemi.length,numDirLightShadows:o.directionalShadowMap.length,numPointLightShadows:o.pointShadowMap.length,numSpotLightShadows:o.spotShadowMap.length,numClippingPlanes:a.numPlanes,numClipIntersection:a.numIntersection,format:s.format,dithering:s.dithering,shadowMapEnabled:t.shadowMap.enabled&&v.length>0,shadowMapType:t.shadowMap.type,toneMapping:s.toneMapped?t.toneMapping:0,physicallyCorrectLights:t.physicallyCorrectLights,premultipliedAlpha:s.premultipliedAlpha,doubleSided:2===s.side,flipSided:1===s.side,depthPacking:void 0!==s.depthPacking&&s.depthPacking,index0AttributeName:s.index0AttributeName,extensionDerivatives:s.extensions&&s.extensions.derivatives,extensionFragDepth:s.extensions&&s.extensions.fragDepth,extensionDrawBuffers:s.extensions&&s.extensions.drawBuffers,extensionShaderTextureLOD:s.extensions&&s.extensions.shaderTextureLOD,rendererExtensionFragDepth:h||i.has("EXT_frag_depth"),rendererExtensionDrawBuffers:h||i.has("WEBGL_draw_buffers"),rendererExtensionShaderTextureLod:h||i.has("EXT_shader_texture_lod"),customProgramCacheKey:s.customProgramCacheKey()}},getProgramCacheKey:function(e){const n=[];if(e.shaderID?n.push(e.shaderID):(n.push(e.fragmentShader),n.push(e.vertexShader)),void 0!==e.defines)for(const t in e.defines)n.push(t),n.push(e.defines[t]);if(!1===e.isRawShaderMaterial){for(let t=0;t0?r.push(h):!0===n.transparent?s.push(h):i.push(h)},unshift:function(t,e,n,a,l,c){const h=o(t,e,n,a,l,c);n.transmission>0?r.unshift(h):!0===n.transparent?s.unshift(h):i.unshift(h)},finish:function(){for(let t=n,i=e.length;t1&&i.sort(t||Ls),r.length>1&&r.sort(e||Rs),s.length>1&&s.sort(e||Rs)}}}function Ps(t){let e=new WeakMap;return{get:function(n,i){let r;return!1===e.has(n)?(r=new Cs(t),e.set(n,[r])):i>=e.get(n).length?(r=new Cs(t),e.get(n).push(r)):r=e.get(n)[i],r},dispose:function(){e=new WeakMap}}}function Is(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let n;switch(e.type){case"DirectionalLight":n={direction:new Nt,color:new nn};break;case"SpotLight":n={position:new Nt,direction:new Nt,color:new nn,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new Nt,color:new nn,distance:0,decay:0};break;case"HemisphereLight":n={direction:new Nt,skyColor:new nn,groundColor:new nn};break;case"RectAreaLight":n={color:new nn,position:new Nt,halfWidth:new Nt,halfHeight:new Nt}}return t[e.id]=n,n}}}let Ds=0;function Ns(t,e){return(e.castShadow?1:0)-(t.castShadow?1:0)}function zs(t,e){const n=new Is,i=function(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let n;switch(e.type){case"DirectionalLight":case"SpotLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new yt};break;case"PointLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new yt,shadowCameraNear:1,shadowCameraFar:1e3}}return t[e.id]=n,n}}}(),r={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadow:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[]};for(let t=0;t<9;t++)r.probe.push(new Nt);const s=new Nt,a=new ue,o=new ue;return{setup:function(s,a){let o=0,l=0,c=0;for(let t=0;t<9;t++)r.probe[t].set(0,0,0);let h=0,u=0,d=0,p=0,m=0,f=0,g=0,v=0;s.sort(Ns);const y=!0!==a?Math.PI:1;for(let t=0,e=s.length;t0&&(e.isWebGL2||!0===t.has("OES_texture_float_linear")?(r.rectAreaLTC1=pi.LTC_FLOAT_1,r.rectAreaLTC2=pi.LTC_FLOAT_2):!0===t.has("OES_texture_half_float_linear")?(r.rectAreaLTC1=pi.LTC_HALF_1,r.rectAreaLTC2=pi.LTC_HALF_2):console.error("THREE.WebGLRenderer: Unable to use RectAreaLight. Missing WebGL extensions.")),r.ambient[0]=o,r.ambient[1]=l,r.ambient[2]=c;const x=r.hash;x.directionalLength===h&&x.pointLength===u&&x.spotLength===d&&x.rectAreaLength===p&&x.hemiLength===m&&x.numDirectionalShadows===f&&x.numPointShadows===g&&x.numSpotShadows===v||(r.directional.length=h,r.spot.length=d,r.rectArea.length=p,r.point.length=u,r.hemi.length=m,r.directionalShadow.length=f,r.directionalShadowMap.length=f,r.pointShadow.length=g,r.pointShadowMap.length=g,r.spotShadow.length=v,r.spotShadowMap.length=v,r.directionalShadowMatrix.length=f,r.pointShadowMatrix.length=g,r.spotShadowMatrix.length=v,x.directionalLength=h,x.pointLength=u,x.spotLength=d,x.rectAreaLength=p,x.hemiLength=m,x.numDirectionalShadows=f,x.numPointShadows=g,x.numSpotShadows=v,r.version=Ds++)},setupView:function(t,e){let n=0,i=0,l=0,c=0,h=0;const u=e.matrixWorldInverse;for(let e=0,d=t.length;e=n.get(i).length?(s=new Bs(t,e),n.get(i).push(s)):s=n.get(i)[r],s},dispose:function(){n=new WeakMap}}}class Os extends Je{constructor(t){super(),this.type="MeshDepthMaterial",this.depthPacking=3200,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.setValues(t)}copy(t){return super.copy(t),this.depthPacking=t.depthPacking,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this}}Os.prototype.isMeshDepthMaterial=!0;class Us extends Je{constructor(t){super(),this.type="MeshDistanceMaterial",this.referencePosition=new Nt,this.nearDistance=1,this.farDistance=1e3,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.fog=!1,this.setValues(t)}copy(t){return super.copy(t),this.referencePosition.copy(t.referencePosition),this.nearDistance=t.nearDistance,this.farDistance=t.farDistance,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}}Us.prototype.isMeshDistanceMaterial=!0;function Hs(t,e,n){let i=new li;const r=new yt,s=new yt,a=new Rt,o=new Os({depthPacking:3201}),l=new Us,c={},h=n.maxTextureSize,u={0:1,1:0,2:2},d=new Jn({uniforms:{shadow_pass:{value:null},resolution:{value:new yt},radius:{value:4},samples:{value:8}},vertexShader:"void main() {\n\tgl_Position = vec4( position, 1.0 );\n}",fragmentShader:"uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\nuniform float samples;\n#include \nvoid main() {\n\tfloat mean = 0.0;\n\tfloat squared_mean = 0.0;\n\tfloat uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );\n\tfloat uvStart = samples <= 1.0 ? 0.0 : - 1.0;\n\tfor ( float i = 0.0; i < samples; i ++ ) {\n\t\tfloat uvOffset = uvStart + i * uvStride;\n\t\t#ifdef HORIZONTAL_PASS\n\t\t\tvec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) );\n\t\t\tmean += distribution.x;\n\t\t\tsquared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n\t\t#else\n\t\t\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ) );\n\t\t\tmean += depth;\n\t\t\tsquared_mean += depth * depth;\n\t\t#endif\n\t}\n\tmean = mean / samples;\n\tsquared_mean = squared_mean / samples;\n\tfloat std_dev = sqrt( squared_mean - mean * mean );\n\tgl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}"}),m=d.clone();m.defines.HORIZONTAL_PASS=1;const f=new Tn;f.setAttribute("position",new on(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const v=new Vn(f,d),y=this;function x(n,i){const r=e.update(v);d.uniforms.shadow_pass.value=n.map.texture,d.uniforms.resolution.value=n.mapSize,d.uniforms.radius.value=n.radius,d.uniforms.samples.value=n.blurSamples,t.setRenderTarget(n.mapPass),t.clear(),t.renderBufferDirect(i,null,r,d,v,null),m.uniforms.shadow_pass.value=n.mapPass.texture,m.uniforms.resolution.value=n.mapSize,m.uniforms.radius.value=n.radius,m.uniforms.samples.value=n.blurSamples,t.setRenderTarget(n.map),t.clear(),t.renderBufferDirect(i,null,r,m,v,null)}function _(e,n,i,r,s,a,h){let d=null;const p=!0===r.isPointLight?e.customDistanceMaterial:e.customDepthMaterial;if(d=void 0!==p?p:!0===r.isPointLight?l:o,t.localClippingEnabled&&!0===i.clipShadows&&0!==i.clippingPlanes.length||i.displacementMap&&0!==i.displacementScale||i.alphaMap&&i.alphaTest>0){const t=d.uuid,e=i.uuid;let n=c[t];void 0===n&&(n={},c[t]=n);let r=n[e];void 0===r&&(r=d.clone(),n[e]=r),d=r}return d.visible=i.visible,d.wireframe=i.wireframe,d.side=3===h?null!==i.shadowSide?i.shadowSide:i.side:null!==i.shadowSide?i.shadowSide:u[i.side],d.alphaMap=i.alphaMap,d.alphaTest=i.alphaTest,d.clipShadows=i.clipShadows,d.clippingPlanes=i.clippingPlanes,d.clipIntersection=i.clipIntersection,d.displacementMap=i.displacementMap,d.displacementScale=i.displacementScale,d.displacementBias=i.displacementBias,d.wireframeLinewidth=i.wireframeLinewidth,d.linewidth=i.linewidth,!0===r.isPointLight&&!0===d.isMeshDistanceMaterial&&(d.referencePosition.setFromMatrixPosition(r.matrixWorld),d.nearDistance=s,d.farDistance=a),d}function b(n,r,s,a,o){if(!1===n.visible)return;if(n.layers.test(r.layers)&&(n.isMesh||n.isLine||n.isPoints)&&(n.castShadow||n.receiveShadow&&3===o)&&(!n.frustumCulled||i.intersectsObject(n))){n.modelViewMatrix.multiplyMatrices(s.matrixWorldInverse,n.matrixWorld);const i=e.update(n),r=n.material;if(Array.isArray(r)){const e=i.groups;for(let l=0,c=e.length;lh||r.y>h)&&(r.x>h&&(s.x=Math.floor(h/m.x),r.x=s.x*m.x,u.mapSize.x=s.x),r.y>h&&(s.y=Math.floor(h/m.y),r.y=s.y*m.y,u.mapSize.y=s.y)),null===u.map&&!u.isPointLightShadow&&3===this.type){const t={minFilter:g,magFilter:g,format:E};u.map=new Ct(r.x,r.y,t),u.map.texture.name=c.name+".shadowMap",u.mapPass=new Ct(r.x,r.y,t),u.camera.updateProjectionMatrix()}if(null===u.map){const t={minFilter:p,magFilter:p,format:E};u.map=new Ct(r.x,r.y,t),u.map.texture.name=c.name+".shadowMap",u.camera.updateProjectionMatrix()}t.setRenderTarget(u.map),t.clear();const f=u.getViewportCount();for(let t=0;t=1):-1!==R.indexOf("OpenGL ES")&&(L=parseFloat(/^OpenGL ES (\d)/.exec(R)[1]),A=L>=2);let C=null,P={};const I=t.getParameter(3088),D=t.getParameter(2978),N=(new Rt).fromArray(I),z=(new Rt).fromArray(D);function B(e,n,i){const r=new Uint8Array(4),s=t.createTexture();t.bindTexture(e,s),t.texParameteri(e,10241,9728),t.texParameteri(e,10240,9728);for(let e=0;ei||t.height>i)&&(r=i/Math.max(t.width,t.height)),r<1||!0===e){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const i=e?gt:Math.floor,s=i(r*t.width),a=i(r*t.height);void 0===P&&(P=D(s,a));const o=n?D(s,a):P;o.width=s,o.height=a;return o.getContext("2d").drawImage(t,0,0,s,a),console.warn("THREE.WebGLRenderer: Texture has been resized from ("+t.width+"x"+t.height+") to ("+s+"x"+a+")."),o}return"data"in t&&console.warn("THREE.WebGLRenderer: Image in DataTexture is too big ("+t.width+"x"+t.height+")."),t}return t}function z(t){return mt(t.width)&&mt(t.height)}function B(t,e){return t.generateMipmaps&&e&&t.minFilter!==p&&t.minFilter!==g}function F(e,n,r,s,a=1){t.generateMipmap(e);i.get(n).__maxMipLevel=Math.log2(Math.max(r,s,a))}function O(n,i,r,s){if(!1===o)return i;if(null!==n){if(void 0!==t[n])return t[n];console.warn("THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format '"+n+"'")}let a=i;return 6403===i&&(5126===r&&(a=33326),5131===r&&(a=33325),5121===r&&(a=33321)),6407===i&&(5126===r&&(a=34837),5131===r&&(a=34843),5121===r&&(a=32849)),6408===i&&(5126===r&&(a=34836),5131===r&&(a=34842),5121===r&&(a=s===Y?35907:32856)),33325!==a&&33326!==a&&34842!==a&&34836!==a||e.get("EXT_color_buffer_float"),a}function U(t){return t===p||t===m||t===f?9728:9729}function H(e){const n=e.target;n.removeEventListener("dispose",H),function(e){const n=i.get(e);if(void 0===n.__webglInit)return;t.deleteTexture(n.__webglTexture),i.remove(e)}(n),n.isVideoTexture&&C.delete(n),a.memory.textures--}function G(e){const n=e.target;n.removeEventListener("dispose",G),function(e){const n=e.texture,r=i.get(e),s=i.get(n);if(!e)return;void 0!==s.__webglTexture&&(t.deleteTexture(s.__webglTexture),a.memory.textures--);e.depthTexture&&e.depthTexture.dispose();if(e.isWebGLCubeRenderTarget)for(let 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u=!0===e.isWebGLCubeRenderTarget,d=!0===e.isWebGLMultipleRenderTargets,p=!0===e.isWebGLMultisampleRenderTarget,m=l.isDataTexture3D||l.isDataTexture2DArray,f=z(e)||o;if(!o||l.format!==T||l.type!==M&&l.type!==w||(l.format=E,console.warn("THREE.WebGLRenderer: Rendering to textures with RGB format is not supported. 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t=0;t0&&(e.alphaTest.value=n.alphaTest);const i=t.get(n).envMap;if(i){e.envMap.value=i,e.flipEnvMap.value=i.isCubeTexture&&!1===i.isRenderTargetTexture?-1:1,e.reflectivity.value=n.reflectivity,e.ior.value=n.ior,e.refractionRatio.value=n.refractionRatio;const r=t.get(i).__maxMipLevel;void 0!==r&&(e.maxMipLevel.value=r)}let r,s;n.lightMap&&(e.lightMap.value=n.lightMap,e.lightMapIntensity.value=n.lightMapIntensity),n.aoMap&&(e.aoMap.value=n.aoMap,e.aoMapIntensity.value=n.aoMapIntensity),n.map?r=n.map:n.specularMap?r=n.specularMap:n.displacementMap?r=n.displacementMap:n.normalMap?r=n.normalMap:n.bumpMap?r=n.bumpMap:n.roughnessMap?r=n.roughnessMap:n.metalnessMap?r=n.metalnessMap:n.alphaMap?r=n.alphaMap:n.emissiveMap?r=n.emissiveMap:n.clearcoatMap?r=n.clearcoatMap:n.clearcoatNormalMap?r=n.clearcoatNormalMap:n.clearcoatRoughnessMap?r=n.clearcoatRoughnessMap:n.specularIntensityMap?r=n.specularIntensityMap:n.specularTintMap?r=n.specularTintMap:n.transmissionMap?r=n.transmissionMap:n.thicknessMap&&(r=n.thicknessMap),void 0!==r&&(r.isWebGLRenderTarget&&(r=r.texture),!0===r.matrixAutoUpdate&&r.updateMatrix(),e.uvTransform.value.copy(r.matrix)),n.aoMap?s=n.aoMap:n.lightMap&&(s=n.lightMap),void 0!==s&&(s.isWebGLRenderTarget&&(s=s.texture),!0===s.matrixAutoUpdate&&s.updateMatrix(),e.uv2Transform.value.copy(s.matrix))}function n(e,n){e.roughness.value=n.roughness,e.metalness.value=n.metalness,n.roughnessMap&&(e.roughnessMap.value=n.roughnessMap),n.metalnessMap&&(e.metalnessMap.value=n.metalnessMap),n.emissiveMap&&(e.emissiveMap.value=n.emissiveMap),n.bumpMap&&(e.bumpMap.value=n.bumpMap,e.bumpScale.value=n.bumpScale,1===n.side&&(e.bumpScale.value*=-1)),n.normalMap&&(e.normalMap.value=n.normalMap,e.normalScale.value.copy(n.normalScale),1===n.side&&e.normalScale.value.negate()),n.displacementMap&&(e.displacementMap.value=n.displacementMap,e.displacementScale.value=n.displacementScale,e.displacementBias.value=n.displacementBias);t.get(n).envMap&&(e.envMapIntensity.value=n.envMapIntensity)}return{refreshFogUniforms:function(t,e){t.fogColor.value.copy(e.color),e.isFog?(t.fogNear.value=e.near,t.fogFar.value=e.far):e.isFogExp2&&(t.fogDensity.value=e.density)},refreshMaterialUniforms:function(t,i,r,s,a){i.isMeshBasicMaterial?e(t,i):i.isMeshLambertMaterial?(e(t,i),function(t,e){e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap)}(t,i)):i.isMeshToonMaterial?(e(t,i),function(t,e){e.gradientMap&&(t.gradientMap.value=e.gradientMap);e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap);e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isMeshPhongMaterial?(e(t,i),function(t,e){t.specular.value.copy(e.specular),t.shininess.value=Math.max(e.shininess,1e-4),e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap);e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isMeshStandardMaterial?(e(t,i),i.isMeshPhysicalMaterial?function(t,e,i){n(t,e),t.ior.value=e.ior,e.sheen>0&&(t.sheenTint.value.copy(e.sheenTint).multiplyScalar(e.sheen),t.sheenRoughness.value=e.sheenRoughness);e.clearcoat>0&&(t.clearcoat.value=e.clearcoat,t.clearcoatRoughness.value=e.clearcoatRoughness,e.clearcoatMap&&(t.clearcoatMap.value=e.clearcoatMap),e.clearcoatRoughnessMap&&(t.clearcoatRoughnessMap.value=e.clearcoatRoughnessMap),e.clearcoatNormalMap&&(t.clearcoatNormalScale.value.copy(e.clearcoatNormalScale),t.clearcoatNormalMap.value=e.clearcoatNormalMap,1===e.side&&t.clearcoatNormalScale.value.negate()));e.transmission>0&&(t.transmission.value=e.transmission,t.transmissionSamplerMap.value=i.texture,t.transmissionSamplerSize.value.set(i.width,i.height),e.transmissionMap&&(t.transmissionMap.value=e.transmissionMap),t.thickness.value=e.thickness,e.thicknessMap&&(t.thicknessMap.value=e.thicknessMap),t.attenuationDistance.value=e.attenuationDistance,t.attenuationTint.value.copy(e.attenuationTint));t.specularIntensity.value=e.specularIntensity,t.specularTint.value.copy(e.specularTint),e.specularIntensityMap&&(t.specularIntensityMap.value=e.specularIntensityMap);e.specularTintMap&&(t.specularTintMap.value=e.specularTintMap)}(t,i,a):n(t,i)):i.isMeshMatcapMaterial?(e(t,i),function(t,e){e.matcap&&(t.matcap.value=e.matcap);e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isMeshDepthMaterial?(e(t,i),function(t,e){e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isMeshDistanceMaterial?(e(t,i),function(t,e){e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias);t.referencePosition.value.copy(e.referencePosition),t.nearDistance.value=e.nearDistance,t.farDistance.value=e.farDistance}(t,i)):i.isMeshNormalMaterial?(e(t,i),function(t,e){e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isLineBasicMaterial?(function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity}(t,i),i.isLineDashedMaterial&&function(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}(t,i)):i.isPointsMaterial?function(t,e,n,i){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.size.value=e.size*n,t.scale.value=.5*i,e.map&&(t.map.value=e.map);e.alphaMap&&(t.alphaMap.value=e.alphaMap);e.alphaTest>0&&(t.alphaTest.value=e.alphaTest);let r;e.map?r=e.map:e.alphaMap&&(r=e.alphaMap);void 0!==r&&(!0===r.matrixAutoUpdate&&r.updateMatrix(),t.uvTransform.value.copy(r.matrix))}(t,i,r,s):i.isSpriteMaterial?function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.rotation.value=e.rotation,e.map&&(t.map.value=e.map);e.alphaMap&&(t.alphaMap.value=e.alphaMap);e.alphaTest>0&&(t.alphaTest.value=e.alphaTest);let n;e.map?n=e.map:e.alphaMap&&(n=e.alphaMap);void 0!==n&&(!0===n.matrixAutoUpdate&&n.updateMatrix(),t.uvTransform.value.copy(n.matrix))}(t,i):i.isShadowMaterial?(t.color.value.copy(i.color),t.opacity.value=i.opacity):i.isShaderMaterial&&(i.uniformsNeedUpdate=!1)}}}function Zs(t={}){const e=void 0!==t.canvas?t.canvas:function(){const t=wt("canvas");return t.style.display="block",t}(),n=void 0!==t.context?t.context:null,i=void 0!==t.alpha&&t.alpha,r=void 0===t.depth||t.depth,s=void 0===t.stencil||t.stencil,a=void 0!==t.antialias&&t.antialias,o=void 0===t.premultipliedAlpha||t.premultipliedAlpha,l=void 0!==t.preserveDrawingBuffer&&t.preserveDrawingBuffer,c=void 0!==t.powerPreference?t.powerPreference:"default",h=void 0!==t.failIfMajorPerformanceCaveat&&t.failIfMajorPerformanceCaveat;let d=null,m=null;const f=[],g=[];this.domElement=e,this.debug={checkShaderErrors:!0},this.autoClear=!0,this.autoClearColor=!0,this.autoClearDepth=!0,this.autoClearStencil=!0,this.sortObjects=!0,this.clippingPlanes=[],this.localClippingEnabled=!1,this.gammaFactor=2,this.outputEncoding=X,this.physicallyCorrectLights=!1,this.toneMapping=0,this.toneMappingExposure=1;const v=this;let _=!1,b=0,S=0,T=null,A=-1,L=null;const R=new Rt,C=new Rt;let P=null,I=e.width,D=e.height,N=1,z=null,B=null;const F=new Rt(0,0,I,D),O=new Rt(0,0,I,D);let U=!1;const H=[],G=new li;let k=!1,V=!1,W=null;const j=new ue,q=new Nt,Y={background:null,fog:null,environment:null,overrideMaterial:null,isScene:!0};function J(){return null===T?N:1}let Z,Q,K,$,tt,et,nt,it,rt,st,at,ot,lt,ct,ht,ut,dt,pt,mt,ft,gt,vt,yt,xt=n;function _t(t,n){for(let i=0;i0&&function(t,e,n){if(null===W){const t=!0===a&&!0===Q.isWebGL2;W=new(t?It:Ct)(1024,1024,{generateMipmaps:!0,type:null!==vt.convert(w)?w:x,minFilter:y,magFilter:p,wrapS:u,wrapT:u})}const i=v.getRenderTarget();v.setRenderTarget(W),v.clear();const r=v.toneMapping;v.toneMapping=0,Ft(t,e,n),v.toneMapping=r,et.updateMultisampleRenderTarget(W),et.updateRenderTargetMipmap(W),v.setRenderTarget(i)}(r,e,n),i&&K.viewport(R.copy(i)),r.length>0&&Ft(r,e,n),s.length>0&&Ft(s,e,n),o.length>0&&Ft(o,e,n)}function Ft(t,e,n){const i=!0===e.isScene?e.overrideMaterial:null;for(let r=0,s=t.length;r0?g[g.length-1]:null,f.pop(),d=f.length>0?f[f.length-1]:null},this.getActiveCubeFace=function(){return b},this.getActiveMipmapLevel=function(){return S},this.getRenderTarget=function(){return T},this.setRenderTarget=function(t,e=0,n=0){T=t,b=e,S=n,t&&void 0===tt.get(t).__webglFramebuffer&&et.setupRenderTarget(t);let i=null,r=!1,s=!1;if(t){const n=t.texture;(n.isDataTexture3D||n.isDataTexture2DArray)&&(s=!0);const a=tt.get(t).__webglFramebuffer;t.isWebGLCubeRenderTarget?(i=a[e],r=!0):i=t.isWebGLMultisampleRenderTarget?tt.get(t).__webglMultisampledFramebuffer:a,R.copy(t.viewport),C.copy(t.scissor),P=t.scissorTest}else R.copy(F).multiplyScalar(N).floor(),C.copy(O).multiplyScalar(N).floor(),P=U;if(K.bindFramebuffer(36160,i)&&Q.drawBuffers){let e=!1;if(t)if(t.isWebGLMultipleRenderTargets){const n=t.texture;if(H.length!==n.length||36064!==H[0]){for(let t=0,e=n.length;t=0&&e<=t.width-i&&n>=0&&n<=t.height-r&&xt.readPixels(e,n,i,r,vt.convert(o),vt.convert(l),s):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.")}finally{const t=null!==T?tt.get(T).__webglFramebuffer:null;K.bindFramebuffer(36160,t)}}},this.copyFramebufferToTexture=function(t,e,n=0){const i=Math.pow(2,-n),r=Math.floor(e.image.width*i),s=Math.floor(e.image.height*i);let a=vt.convert(e.format);Q.isWebGL2&&(6407===a&&(a=32849),6408===a&&(a=32856)),et.setTexture2D(e,0),xt.copyTexImage2D(3553,n,a,t.x,t.y,r,s,0),K.unbindTexture()},this.copyTextureToTexture=function(t,e,n,i=0){const r=e.image.width,s=e.image.height,a=vt.convert(n.format),o=vt.convert(n.type);et.setTexture2D(n,0),xt.pixelStorei(37440,n.flipY),xt.pixelStorei(37441,n.premultiplyAlpha),xt.pixelStorei(3317,n.unpackAlignment),e.isDataTexture?xt.texSubImage2D(3553,i,t.x,t.y,r,s,a,o,e.image.data):e.isCompressedTexture?xt.compressedTexSubImage2D(3553,i,t.x,t.y,e.mipmaps[0].width,e.mipmaps[0].height,a,e.mipmaps[0].data):xt.texSubImage2D(3553,i,t.x,t.y,a,o,e.image),0===i&&n.generateMipmaps&&xt.generateMipmap(3553),K.unbindTexture()},this.copyTextureToTexture3D=function(t,e,n,i,r=0){if(v.isWebGL1Renderer)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: can only be used with WebGL2.");const s=t.max.x-t.min.x+1,a=t.max.y-t.min.y+1,o=t.max.z-t.min.z+1,l=vt.convert(i.format),c=vt.convert(i.type);let h;if(i.isDataTexture3D)et.setTexture3D(i,0),h=32879;else{if(!i.isDataTexture2DArray)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");et.setTexture2DArray(i,0),h=35866}xt.pixelStorei(37440,i.flipY),xt.pixelStorei(37441,i.premultiplyAlpha),xt.pixelStorei(3317,i.unpackAlignment);const u=xt.getParameter(3314),d=xt.getParameter(32878),p=xt.getParameter(3316),m=xt.getParameter(3315),f=xt.getParameter(32877),g=n.isCompressedTexture?n.mipmaps[0]:n.image;xt.pixelStorei(3314,g.width),xt.pixelStorei(32878,g.height),xt.pixelStorei(3316,t.min.x),xt.pixelStorei(3315,t.min.y),xt.pixelStorei(32877,t.min.z),n.isDataTexture||n.isDataTexture3D?xt.texSubImage3D(h,r,e.x,e.y,e.z,s,a,o,l,c,g.data):n.isCompressedTexture?(console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: untested support for compressed srcTexture."),xt.compressedTexSubImage3D(h,r,e.x,e.y,e.z,s,a,o,l,g.data)):xt.texSubImage3D(h,r,e.x,e.y,e.z,s,a,o,l,c,g),xt.pixelStorei(3314,u),xt.pixelStorei(32878,d),xt.pixelStorei(3316,p),xt.pixelStorei(3315,m),xt.pixelStorei(32877,f),0===r&&i.generateMipmaps&&xt.generateMipmap(h),K.unbindTexture()},this.initTexture=function(t){et.setTexture2D(t,0),K.unbindTexture()},this.resetState=function(){b=0,S=0,T=null,K.reset(),yt.reset()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}class Qs extends Zs{}Qs.prototype.isWebGL1Renderer=!0;class Ks{constructor(t,e=25e-5){this.name="",this.color=new nn(t),this.density=e}clone(){return new Ks(this.color,this.density)}toJSON(){return{type:"FogExp2",color:this.color.getHex(),density:this.density}}}Ks.prototype.isFogExp2=!0;class $s{constructor(t,e=1,n=1e3){this.name="",this.color=new nn(t),this.near=e,this.far=n}clone(){return new $s(this.color,this.near,this.far)}toJSON(){return{type:"Fog",color:this.color.getHex(),near:this.near,far:this.far}}}$s.prototype.isFog=!0;class ta extends Be{constructor(){super(),this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.overrideMaterial=null,this.autoUpdate=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(t,e){return super.copy(t,e),null!==t.background&&(this.background=t.background.clone()),null!==t.environment&&(this.environment=t.environment.clone()),null!==t.fog&&(this.fog=t.fog.clone()),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.autoUpdate=t.autoUpdate,this.matrixAutoUpdate=t.matrixAutoUpdate,this}toJSON(t){const e=super.toJSON(t);return null!==this.fog&&(e.object.fog=this.fog.toJSON()),e}}ta.prototype.isScene=!0;class ea{constructor(t,e){this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.usage=et,this.updateRange={offset:0,count:-1},this.version=0,this.uuid=ht()}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}copy(t){return this.array=new t.array.constructor(t.array),this.count=t.count,this.stride=t.stride,this.usage=t.usage,this}copyAt(t,e,n){t*=this.stride,n*=e.stride;for(let i=0,r=this.stride;it.far||e.push({distance:o,point:aa.clone(),uv:Xe.getUV(aa,da,pa,ma,fa,ga,va,new yt),face:null,object:this})}copy(t){return super.copy(t),void 0!==t.center&&this.center.copy(t.center),this.material=t.material,this}}function xa(t,e,n,i,r,s){ca.subVectors(t,n).addScalar(.5).multiply(i),void 0!==r?(ha.x=s*ca.x-r*ca.y,ha.y=r*ca.x+s*ca.y):ha.copy(ca),t.copy(e),t.x+=ha.x,t.y+=ha.y,t.applyMatrix4(ua)}ya.prototype.isSprite=!0;const _a=new Nt,ba=new Nt;class Ma extends Be{constructor(){super(),this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]},isLOD:{value:!0}}),this.autoUpdate=!0}copy(t){super.copy(t,!1);const e=t.levels;for(let t=0,n=e.length;t0){let n,i;for(n=1,i=e.length;n0){_a.setFromMatrixPosition(this.matrixWorld);const n=t.ray.origin.distanceTo(_a);this.getObjectForDistance(n).raycast(t,e)}}update(t){const e=this.levels;if(e.length>1){_a.setFromMatrixPosition(t.matrixWorld),ba.setFromMatrixPosition(this.matrixWorld);const n=_a.distanceTo(ba)/t.zoom;let i,r;for(e[0].object.visible=!0,i=1,r=e.length;i=e[i].distance;i++)e[i-1].object.visible=!1,e[i].object.visible=!0;for(this._currentLevel=i-1;io)continue;u.applyMatrix4(this.matrixWorld);const d=t.ray.origin.distanceTo(u);dt.far||e.push({distance:d,point:h.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}}else{for(let n=Math.max(0,s.start),i=Math.min(r.count,s.start+s.count)-1;no)continue;u.applyMatrix4(this.matrixWorld);const i=t.ray.origin.distanceTo(u);it.far||e.push({distance:i,point:h.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}}}else n.isGeometry&&console.error("THREE.Line.raycast() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}updateMorphTargets(){const t=this.geometry;if(t.isBufferGeometry){const e=t.morphAttributes,n=Object.keys(e);if(n.length>0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e0&&console.error("THREE.Line.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}}qa.prototype.isLine=!0;const Xa=new Nt,Ya=new Nt;class Ja extends qa{constructor(t,e){super(t,e),this.type="LineSegments"}computeLineDistances(){const t=this.geometry;if(t.isBufferGeometry)if(null===t.index){const e=t.attributes.position,n=[];for(let t=0,i=e.count;t0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e0&&console.error("THREE.Points.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}}function io(t,e,n,i,r,s,a){const o=$a.distanceSqToPoint(t);if(or.far)return;s.push({distance:l,distanceToRay:Math.sqrt(o),point:n,index:e,face:null,object:a})}}no.prototype.isPoints=!0;class ro extends At{constructor(t,e,n,i,r,s,a,o,l){super(t,e,n,i,r,s,a,o,l),this.format=void 0!==a?a:T,this.minFilter=void 0!==s?s:g,this.magFilter=void 0!==r?r:g,this.generateMipmaps=!1;const c=this;"requestVideoFrameCallback"in t&&t.requestVideoFrameCallback((function e(){c.needsUpdate=!0,t.requestVideoFrameCallback(e)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const t=this.image;!1==="requestVideoFrameCallback"in t&&t.readyState>=t.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}ro.prototype.isVideoTexture=!0;class so extends At{constructor(t,e,n,i,r,s,a,o,l,c,h,u){super(null,s,a,o,l,c,i,r,h,u),this.image={width:e,height:n},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}}so.prototype.isCompressedTexture=!0;class ao extends At{constructor(t,e,n,i,r,s,a,o,l){super(t,e,n,i,r,s,a,o,l),this.needsUpdate=!0}}ao.prototype.isCanvasTexture=!0;class oo extends At{constructor(t,e,n,i,r,s,a,o,l,c){if((c=void 0!==c?c:A)!==A&&c!==L)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===n&&c===A&&(n=_),void 0===n&&c===L&&(n=S),super(null,i,r,s,a,o,c,n,l),this.image={width:t,height:e},this.magFilter=void 0!==a?a:p,this.minFilter=void 0!==o?o:p,this.flipY=!1,this.generateMipmaps=!1}}oo.prototype.isDepthTexture=!0;class lo extends Tn{constructor(t=1,e=8,n=0,i=2*Math.PI){super(),this.type="CircleGeometry",this.parameters={radius:t,segments:e,thetaStart:n,thetaLength:i},e=Math.max(3,e);const r=[],s=[],a=[],o=[],l=new Nt,c=new yt;s.push(0,0,0),a.push(0,0,1),o.push(.5,.5);for(let r=0,h=3;r<=e;r++,h+=3){const u=n+r/e*i;l.x=t*Math.cos(u),l.y=t*Math.sin(u),s.push(l.x,l.y,l.z),a.push(0,0,1),c.x=(s[h]/t+1)/2,c.y=(s[h+1]/t+1)/2,o.push(c.x,c.y)}for(let t=1;t<=e;t++)r.push(t,t+1,0);this.setIndex(r),this.setAttribute("position",new gn(s,3)),this.setAttribute("normal",new gn(a,3)),this.setAttribute("uv",new gn(o,2))}static fromJSON(t){return new lo(t.radius,t.segments,t.thetaStart,t.thetaLength)}}class co extends Tn{constructor(t=1,e=1,n=1,i=8,r=1,s=!1,a=0,o=2*Math.PI){super(),this.type="CylinderGeometry",this.parameters={radiusTop:t,radiusBottom:e,height:n,radialSegments:i,heightSegments:r,openEnded:s,thetaStart:a,thetaLength:o};const l=this;i=Math.floor(i),r=Math.floor(r);const c=[],h=[],u=[],d=[];let p=0;const m=[],f=n/2;let g=0;function v(n){const r=p,s=new yt,m=new Nt;let v=0;const y=!0===n?t:e,x=!0===n?1:-1;for(let t=1;t<=i;t++)h.push(0,f*x,0),u.push(0,x,0),d.push(.5,.5),p++;const _=p;for(let t=0;t<=i;t++){const e=t/i*o+a,n=Math.cos(e),r=Math.sin(e);m.x=y*r,m.y=f*x,m.z=y*n,h.push(m.x,m.y,m.z),u.push(0,x,0),s.x=.5*n+.5,s.y=.5*r*x+.5,d.push(s.x,s.y),p++}for(let t=0;t0&&v(!0),e>0&&v(!1)),this.setIndex(c),this.setAttribute("position",new gn(h,3)),this.setAttribute("normal",new gn(u,3)),this.setAttribute("uv",new gn(d,2))}static fromJSON(t){return new co(t.radiusTop,t.radiusBottom,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class ho extends co{constructor(t=1,e=1,n=8,i=1,r=!1,s=0,a=2*Math.PI){super(0,t,e,n,i,r,s,a),this.type="ConeGeometry",this.parameters={radius:t,height:e,radialSegments:n,heightSegments:i,openEnded:r,thetaStart:s,thetaLength:a}}static fromJSON(t){return new ho(t.radius,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class uo extends Tn{constructor(t,e,n=1,i=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:t,indices:e,radius:n,detail:i};const r=[],s=[];function a(t,e,n,i){const r=i+1,s=[];for(let i=0;i<=r;i++){s[i]=[];const a=t.clone().lerp(n,i/r),o=e.clone().lerp(n,i/r),l=r-i;for(let t=0;t<=l;t++)s[i][t]=0===t&&i===r?a:a.clone().lerp(o,t/l)}for(let t=0;t.9&&a<.1&&(e<.2&&(s[t+0]+=1),n<.2&&(s[t+2]+=1),i<.2&&(s[t+4]+=1))}}()}(),this.setAttribute("position",new gn(r,3)),this.setAttribute("normal",new gn(r.slice(),3)),this.setAttribute("uv",new gn(s,2)),0===i?this.computeVertexNormals():this.normalizeNormals()}static fromJSON(t){return new uo(t.vertices,t.indices,t.radius,t.details)}}class po extends uo{constructor(t=1,e=0){const n=(1+Math.sqrt(5))/2,i=1/n;super([-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-i,-n,0,-i,n,0,i,-n,0,i,n,-i,-n,0,-i,n,0,i,-n,0,i,n,0,-n,0,-i,n,0,-i,-n,0,i,n,0,i],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],t,e),this.type="DodecahedronGeometry",this.parameters={radius:t,detail:e}}static fromJSON(t){return new po(t.radius,t.detail)}}const mo=new Nt,fo=new Nt,go=new Nt,vo=new Xe;class yo extends Tn{constructor(t,e){if(super(),this.type="EdgesGeometry",this.parameters={thresholdAngle:e},e=void 0!==e?e:1,!0===t.isGeometry)return void console.error("THREE.EdgesGeometry no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.");const n=Math.pow(10,4),i=Math.cos(at*e),r=t.getIndex(),s=t.getAttribute("position"),a=r?r.count:s.count,o=[0,0,0],l=["a","b","c"],c=new Array(3),h={},u=[];for(let t=0;t0)){l=i;break}l=i-1}if(i=l,n[i]===s)return i/(r-1);const c=n[i];return(i+(s-c)/(n[i+1]-c))/(r-1)}getTangent(t,e){const n=1e-4;let i=t-n,r=t+n;i<0&&(i=0),r>1&&(r=1);const s=this.getPoint(i),a=this.getPoint(r),o=e||(s.isVector2?new yt:new Nt);return o.copy(a).sub(s).normalize(),o}getTangentAt(t,e){const n=this.getUtoTmapping(t);return this.getTangent(n,e)}computeFrenetFrames(t,e){const n=new Nt,i=[],r=[],s=[],a=new Nt,o=new ue;for(let e=0;e<=t;e++){const n=e/t;i[e]=this.getTangentAt(n,new Nt)}r[0]=new Nt,s[0]=new Nt;let l=Number.MAX_VALUE;const c=Math.abs(i[0].x),h=Math.abs(i[0].y),u=Math.abs(i[0].z);c<=l&&(l=c,n.set(1,0,0)),h<=l&&(l=h,n.set(0,1,0)),u<=l&&n.set(0,0,1),a.crossVectors(i[0],n).normalize(),r[0].crossVectors(i[0],a),s[0].crossVectors(i[0],r[0]);for(let e=1;e<=t;e++){if(r[e]=r[e-1].clone(),s[e]=s[e-1].clone(),a.crossVectors(i[e-1],i[e]),a.length()>Number.EPSILON){a.normalize();const t=Math.acos(ut(i[e-1].dot(i[e]),-1,1));r[e].applyMatrix4(o.makeRotationAxis(a,t))}s[e].crossVectors(i[e],r[e])}if(!0===e){let e=Math.acos(ut(r[0].dot(r[t]),-1,1));e/=t,i[0].dot(a.crossVectors(r[0],r[t]))>0&&(e=-e);for(let n=1;n<=t;n++)r[n].applyMatrix4(o.makeRotationAxis(i[n],e*n)),s[n].crossVectors(i[n],r[n])}return{tangents:i,normals:r,binormals:s}}clone(){return(new this.constructor).copy(this)}copy(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}toJSON(){const t={metadata:{version:4.5,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t}fromJSON(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}class _o extends xo{constructor(t=0,e=0,n=1,i=1,r=0,s=2*Math.PI,a=!1,o=0){super(),this.type="EllipseCurve",this.aX=t,this.aY=e,this.xRadius=n,this.yRadius=i,this.aStartAngle=r,this.aEndAngle=s,this.aClockwise=a,this.aRotation=o}getPoint(t,e){const n=e||new yt,i=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const s=Math.abs(r)i;)r-=i;r0?0:(Math.floor(Math.abs(l)/r)+1)*r:0===c&&l===r-1&&(l=r-2,c=1),this.closed||l>0?a=i[(l-1)%r]:(wo.subVectors(i[0],i[1]).add(i[0]),a=wo);const h=i[l%r],u=i[(l+1)%r];if(this.closed||l+2i.length-2?i.length-1:s+1],h=i[s>i.length-3?i.length-1:s+2];return n.set(Lo(a,o.x,l.x,c.x,h.x),Lo(a,o.y,l.y,c.y,h.y)),n}copy(t){super.copy(t),this.points=[];for(let e=0,n=t.points.length;e=n){const t=i[r]-n,s=this.curves[r],a=s.getLength(),o=0===a?0:1-t/a;return s.getPointAt(o,e)}r++}return null}getLength(){const t=this.getCurveLengths();return t[t.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const t=[];let e=0;for(let n=0,i=this.curves.length;n1&&!e[e.length-1].equals(e[0])&&e.push(e[0]),e}copy(t){super.copy(t),this.curves=[];for(let e=0,n=t.curves.length;e0){const t=l.getPoint(0);t.equals(this.currentPoint)||this.lineTo(t.x,t.y)}this.curves.push(l);const c=l.getPoint(1);return this.currentPoint.copy(c),this}copy(t){return super.copy(t),this.currentPoint.copy(t.currentPoint),this}toJSON(){const t=super.toJSON();return t.currentPoint=this.currentPoint.toArray(),t}fromJSON(t){return super.fromJSON(t),this.currentPoint.fromArray(t.currentPoint),this}}class Go extends Ho{constructor(t){super(t),this.uuid=ht(),this.type="Shape",this.holes=[]}getPointsHoles(t){const e=[];for(let n=0,i=this.holes.length;n80*n){o=c=t[0],l=h=t[1];for(let e=n;ec&&(c=u),d>h&&(h=d);p=Math.max(c-o,h-l),p=0!==p?1/p:0}return jo(s,a,n,o,l,p),a};function Vo(t,e,n,i,r){let s,a;if(r===function(t,e,n,i){let r=0;for(let s=e,a=n-i;s0)for(s=e;s=e;s-=i)a=hl(s,t[s],t[s+1],a);return a&&rl(a,a.next)&&(ul(a),a=a.next),a}function Wo(t,e){if(!t)return t;e||(e=t);let n,i=t;do{if(n=!1,i.steiner||!rl(i,i.next)&&0!==il(i.prev,i,i.next))i=i.next;else{if(ul(i),i=e=i.prev,i===i.next)break;n=!0}}while(n||i!==e);return e}function jo(t,e,n,i,r,s,a){if(!t)return;!a&&s&&function(t,e,n,i){let r=t;do{null===r.z&&(r.z=$o(r.x,r.y,e,n,i)),r.prevZ=r.prev,r.nextZ=r.next,r=r.next}while(r!==t);r.prevZ.nextZ=null,r.prevZ=null,function(t){let e,n,i,r,s,a,o,l,c=1;do{for(n=t,t=null,s=null,a=0;n;){for(a++,i=n,o=0,e=0;e0||l>0&&i;)0!==o&&(0===l||!i||n.z<=i.z)?(r=n,n=n.nextZ,o--):(r=i,i=i.nextZ,l--),s?s.nextZ=r:t=r,r.prevZ=s,s=r;n=i}s.nextZ=null,c*=2}while(a>1)}(r)}(t,i,r,s);let 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Qo(t,e){if(e=function(t,e){let n=e;const i=t.x,r=t.y;let s,a=-1/0;do{if(r<=n.y&&r>=n.next.y&&n.next.y!==n.y){const t=n.x+(r-n.y)*(n.next.x-n.x)/(n.next.y-n.y);if(t<=i&&t>a){if(a=t,t===i){if(r===n.y)return n;if(r===n.next.y)return n.next}s=n.x=n.x&&n.x>=l&&i!==n.x&&el(rs.x||n.x===s.x&&Ko(s,n)))&&(s=n,u=h)),n=n.next}while(n!==o);return s}(t,e)){const n=cl(e,t);Wo(e,e.next),Wo(n,n.next)}}function Ko(t,e){return il(t.prev,t,e.prev)<0&&il(e.next,t,t.next)<0}function $o(t,e,n,i,r){return(t=1431655765&((t=858993459&((t=252645135&((t=16711935&((t=32767*(t-n)*r)|t<<8))|t<<4))|t<<2))|t<<1))|(e=1431655765&((e=858993459&((e=252645135&((e=16711935&((e=32767*(e-i)*r)|e<<8))|e<<4))|e<<2))|e<<1))<<1}function tl(t){let e=t,n=t;do{(e.x=0&&(t-a)*(i-o)-(n-a)*(e-o)>=0&&(n-a)*(s-o)-(r-a)*(i-o)>=0}function nl(t,e){return t.next.i!==e.i&&t.prev.i!==e.i&&!function(t,e){let n=t;do{if(n.i!==t.i&&n.next.i!==t.i&&n.i!==e.i&&n.next.i!==e.i&&sl(n,n.next,t,e))return!0;n=n.next}while(n!==t);return!1}(t,e)&&(ll(t,e)&&ll(e,t)&&function(t,e){let n=t,i=!1;const r=(t.x+e.x)/2,s=(t.y+e.y)/2;do{n.y>s!=n.next.y>s&&n.next.y!==n.y&&r<(n.next.x-n.x)*(s-n.y)/(n.next.y-n.y)+n.x&&(i=!i),n=n.next}while(n!==t);return i}(t,e)&&(il(t.prev,t,e.prev)||il(t,e.prev,e))||rl(t,e)&&il(t.prev,t,t.next)>0&&il(e.prev,e,e.next)>0)}function il(t,e,n){return(e.y-t.y)*(n.x-e.x)-(e.x-t.x)*(n.y-e.y)}function rl(t,e){return t.x===e.x&&t.y===e.y}function sl(t,e,n,i){const r=ol(il(t,e,n)),s=ol(il(t,e,i)),a=ol(il(n,i,t)),o=ol(il(n,i,e));return r!==s&&a!==o||(!(0!==r||!al(t,n,e))||(!(0!==s||!al(t,i,e))||(!(0!==a||!al(n,t,i))||!(0!==o||!al(n,e,i)))))}function al(t,e,n){return e.x<=Math.max(t.x,n.x)&&e.x>=Math.min(t.x,n.x)&&e.y<=Math.max(t.y,n.y)&&e.y>=Math.min(t.y,n.y)}function ol(t){return t>0?1:t<0?-1:0}function ll(t,e){return il(t.prev,t,t.next)<0?il(t,e,t.next)>=0&&il(t,t.prev,e)>=0:il(t,e,t.prev)<0||il(t,t.next,e)<0}function cl(t,e){const n=new dl(t.i,t.x,t.y),i=new dl(e.i,e.x,e.y),r=t.next,s=e.prev;return t.next=e,e.prev=t,n.next=r,r.prev=n,i.next=n,n.prev=i,s.next=i,i.prev=s,i}function hl(t,e,n,i){const r=new dl(t,e,n);return i?(r.next=i.next,r.prev=i,i.next.prev=r,i.next=r):(r.prev=r,r.next=r),r}function ul(t){t.next.prev=t.prev,t.prev.next=t.next,t.prevZ&&(t.prevZ.nextZ=t.nextZ),t.nextZ&&(t.nextZ.prevZ=t.prevZ)}function dl(t,e,n){this.i=t,this.x=e,this.y=n,this.prev=null,this.next=null,this.z=null,this.prevZ=null,this.nextZ=null,this.steiner=!1}class pl{static area(t){const e=t.length;let n=0;for(let i=e-1,r=0;r2&&t[e-1].equals(t[0])&&t.pop()}function fl(t,e){for(let n=0;nNumber.EPSILON){const u=Math.sqrt(h),d=Math.sqrt(l*l+c*c),p=e.x-o/u,m=e.y+a/u,f=((n.x-c/d-p)*c-(n.y+l/d-m)*l)/(a*c-o*l);i=p+a*f-t.x,r=m+o*f-t.y;const g=i*i+r*r;if(g<=2)return new yt(i,r);s=Math.sqrt(g/2)}else{let t=!1;a>Number.EPSILON?l>Number.EPSILON&&(t=!0):a<-Number.EPSILON?l<-Number.EPSILON&&(t=!0):Math.sign(o)===Math.sign(c)&&(t=!0),t?(i=-o,r=a,s=Math.sqrt(h)):(i=a,r=o,s=Math.sqrt(h/2))}return new yt(i/s,r/s)}const P=[];for(let t=0,e=E.length,n=e-1,i=t+1;t=0;t--){const e=t/p,n=h*Math.cos(e*Math.PI/2),i=u*Math.sin(e*Math.PI/2)+d;for(let t=0,e=E.length;t=0;){const i=n;let r=n-1;r<0&&(r=t.length-1);for(let t=0,n=o+2*p;t0)&&d.push(e,r,l),(t!==n-1||o0!=t>0&&this.version++,this._sheen=t}get clearcoat(){return this._clearcoat}set clearcoat(t){this._clearcoat>0!=t>0&&this.version++,this._clearcoat=t}get transmission(){return this._transmission}set transmission(t){this._transmission>0!=t>0&&this.version++,this._transmission=t}copy(t){return super.copy(t),this.defines={STANDARD:"",PHYSICAL:""},this.clearcoat=t.clearcoat,this.clearcoatMap=t.clearcoatMap,this.clearcoatRoughness=t.clearcoatRoughness,this.clearcoatRoughnessMap=t.clearcoatRoughnessMap,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.ior=t.ior,this.sheen=t.sheen,this.sheenTint.copy(t.sheenTint),this.sheenRoughness=t.sheenRoughness,this.transmission=t.transmission,this.transmissionMap=t.transmissionMap,this.thickness=t.thickness,this.thicknessMap=t.thicknessMap,this.attenuationDistance=t.attenuationDistance,this.attenuationTint.copy(t.attenuationTint),this.specularIntensity=t.specularIntensity,this.specularIntensityMap=t.specularIntensityMap,this.specularTint.copy(t.specularTint),this.specularTintMap=t.specularTintMap,this}}Nl.prototype.isMeshPhysicalMaterial=!0;class zl extends Je{constructor(t){super(),this.type="MeshPhongMaterial",this.color=new nn(16777215),this.specular=new nn(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new nn(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new yt(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.specular.copy(t.specular),this.shininess=t.shininess,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this}}zl.prototype.isMeshPhongMaterial=!0;class Bl extends Je{constructor(t){super(),this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new nn(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new nn(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new yt(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.gradientMap=t.gradientMap,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this}}Bl.prototype.isMeshToonMaterial=!0;class Fl extends Je{constructor(t){super(),this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new yt(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.flatShading=!1,this.setValues(t)}copy(t){return super.copy(t),this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.flatShading=t.flatShading,this}}Fl.prototype.isMeshNormalMaterial=!0;class Ol extends Je{constructor(t){super(),this.type="MeshLambertMaterial",this.color=new nn(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new nn(0),this.emissiveIntensity=1,this.emissiveMap=null,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this}}Ol.prototype.isMeshLambertMaterial=!0;class Ul extends Je{constructor(t){super(),this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new nn(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new yt(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.flatShading=!1,this.setValues(t)}copy(t){return super.copy(t),this.defines={MATCAP:""},this.color.copy(t.color),this.matcap=t.matcap,this.map=t.map,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.flatShading=t.flatShading,this}}Ul.prototype.isMeshMatcapMaterial=!0;class Hl extends Ha{constructor(t){super(),this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(t)}copy(t){return super.copy(t),this.scale=t.scale,this.dashSize=t.dashSize,this.gapSize=t.gapSize,this}}Hl.prototype.isLineDashedMaterial=!0;var Gl=Object.freeze({__proto__:null,ShadowMaterial:Il,SpriteMaterial:ra,RawShaderMaterial:Mi,ShaderMaterial:Jn,PointsMaterial:Qa,MeshPhysicalMaterial:Nl,MeshStandardMaterial:Dl,MeshPhongMaterial:zl,MeshToonMaterial:Bl,MeshNormalMaterial:Fl,MeshLambertMaterial:Ol,MeshDepthMaterial:Os,MeshDistanceMaterial:Us,MeshBasicMaterial:rn,MeshMatcapMaterial:Ul,LineDashedMaterial:Hl,LineBasicMaterial:Ha,Material:Je});const kl={arraySlice:function(t,e,n){return kl.isTypedArray(t)?new t.constructor(t.subarray(e,void 0!==n?n:t.length)):t.slice(e,n)},convertArray:function(t,e,n){return!t||!n&&t.constructor===e?t:"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t)},isTypedArray:function(t){return ArrayBuffer.isView(t)&&!(t instanceof DataView)},getKeyframeOrder:function(t){const e=t.length,n=new Array(e);for(let t=0;t!==e;++t)n[t]=t;return n.sort((function(e,n){return t[e]-t[n]})),n},sortedArray:function(t,e,n){const i=t.length,r=new t.constructor(i);for(let s=0,a=0;a!==i;++s){const i=n[s]*e;for(let n=0;n!==e;++n)r[a++]=t[i+n]}return r},flattenJSON:function(t,e,n,i){let r=1,s=t[0];for(;void 0!==s&&void 0===s[i];)s=t[r++];if(void 0===s)return;let a=s[i];if(void 0!==a)if(Array.isArray(a))do{a=s[i],void 0!==a&&(e.push(s.time),n.push.apply(n,a)),s=t[r++]}while(void 0!==s);else if(void 0!==a.toArray)do{a=s[i],void 0!==a&&(e.push(s.time),a.toArray(n,n.length)),s=t[r++]}while(void 0!==s);else do{a=s[i],void 0!==a&&(e.push(s.time),n.push(a)),s=t[r++]}while(void 0!==s)},subclip:function(t,e,n,i,r=30){const s=t.clone();s.name=e;const a=[];for(let t=0;t=i)){l.push(e.times[t]);for(let n=0;ns.tracks[t].times[0]&&(o=s.tracks[t].times[0]);for(let t=0;t=i.times[u]){const t=u*l+o,e=t+l-o;d=kl.arraySlice(i.values,t,e)}else{const t=i.createInterpolant(),e=o,n=l-o;t.evaluate(s),d=kl.arraySlice(t.resultBuffer,e,n)}if("quaternion"===r){(new Dt).fromArray(d).normalize().conjugate().toArray(d)}const p=a.times.length;for(let t=0;t=r)break t;{const a=e[1];t=r)break e}s=n,n=0}}for(;n>>1;te;)--s;if(++s,0!==r||s!==i){r>=s&&(s=Math.max(s,1),r=s-1);const t=this.getValueSize();this.times=kl.arraySlice(n,r,s),this.values=kl.arraySlice(this.values,r*t,s*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),t=!1);const n=this.times,i=this.values,r=n.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),t=!1);let s=null;for(let e=0;e!==r;e++){const i=n[e];if("number"==typeof i&&isNaN(i)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,e,i),t=!1;break}if(null!==s&&s>i){console.error("THREE.KeyframeTrack: Out of order keys.",this,e,i,s),t=!1;break}s=i}if(void 0!==i&&kl.isTypedArray(i))for(let e=0,n=i.length;e!==n;++e){const n=i[e];if(isNaN(n)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,e,n),t=!1;break}}return t}optimize(){const t=kl.arraySlice(this.times),e=kl.arraySlice(this.values),n=this.getValueSize(),i=this.getInterpolation()===G,r=t.length-1;let s=1;for(let a=1;a0){t[s]=t[r];for(let t=r*n,i=s*n,a=0;a!==n;++a)e[i+a]=e[t+a];++s}return s!==t.length?(this.times=kl.arraySlice(t,0,s),this.values=kl.arraySlice(e,0,s*n)):(this.times=t,this.values=e),this}clone(){const t=kl.arraySlice(this.times,0),e=kl.arraySlice(this.values,0),n=new(0,this.constructor)(this.name,t,e);return n.createInterpolant=this.createInterpolant,n}}Xl.prototype.TimeBufferType=Float32Array,Xl.prototype.ValueBufferType=Float32Array,Xl.prototype.DefaultInterpolation=H;class Yl extends Xl{}Yl.prototype.ValueTypeName="bool",Yl.prototype.ValueBufferType=Array,Yl.prototype.DefaultInterpolation=U,Yl.prototype.InterpolantFactoryMethodLinear=void 0,Yl.prototype.InterpolantFactoryMethodSmooth=void 0;class Jl extends Xl{}Jl.prototype.ValueTypeName="color";class Zl extends Xl{}Zl.prototype.ValueTypeName="number";class Ql extends Vl{constructor(t,e,n,i){super(t,e,n,i)}interpolate_(t,e,n,i){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=(n-e)/(i-e);let l=t*a;for(let t=l+a;l!==t;l+=4)Dt.slerpFlat(r,0,s,l-a,s,l,o);return r}}class Kl extends Xl{InterpolantFactoryMethodLinear(t){return new Ql(this.times,this.values,this.getValueSize(),t)}}Kl.prototype.ValueTypeName="quaternion",Kl.prototype.DefaultInterpolation=H,Kl.prototype.InterpolantFactoryMethodSmooth=void 0;class $l extends Xl{}$l.prototype.ValueTypeName="string",$l.prototype.ValueBufferType=Array,$l.prototype.DefaultInterpolation=U,$l.prototype.InterpolantFactoryMethodLinear=void 0,$l.prototype.InterpolantFactoryMethodSmooth=void 0;class tc extends Xl{}tc.prototype.ValueTypeName="vector";class ec{constructor(t,e=-1,n,i=2500){this.name=t,this.tracks=n,this.duration=e,this.blendMode=i,this.uuid=ht(),this.duration<0&&this.resetDuration()}static parse(t){const e=[],n=t.tracks,i=1/(t.fps||1);for(let t=0,r=n.length;t!==r;++t)e.push(nc(n[t]).scale(i));const r=new this(t.name,t.duration,e,t.blendMode);return r.uuid=t.uuid,r}static toJSON(t){const e=[],n=t.tracks,i={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode};for(let t=0,i=n.length;t!==i;++t)e.push(Xl.toJSON(n[t]));return i}static CreateFromMorphTargetSequence(t,e,n,i){const r=e.length,s=[];for(let t=0;t1){const t=s[1];let e=i[t];e||(i[t]=e=[]),e.push(n)}}const s=[];for(const t in i)s.push(this.CreateFromMorphTargetSequence(t,i[t],e,n));return s}static parseAnimation(t,e){if(!t)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const n=function(t,e,n,i,r){if(0!==n.length){const s=[],a=[];kl.flattenJSON(n,s,a,i),0!==s.length&&r.push(new t(e,s,a))}},i=[],r=t.name||"default",s=t.fps||30,a=t.blendMode;let o=t.length||-1;const l=t.hierarchy||[];for(let t=0;t0:i.vertexColors=t.vertexColors),void 0!==t.uniforms)for(const e in t.uniforms){const r=t.uniforms[e];switch(i.uniforms[e]={},r.type){case"t":i.uniforms[e].value=n(r.value);break;case"c":i.uniforms[e].value=(new nn).setHex(r.value);break;case"v2":i.uniforms[e].value=(new yt).fromArray(r.value);break;case"v3":i.uniforms[e].value=(new Nt).fromArray(r.value);break;case"v4":i.uniforms[e].value=(new Rt).fromArray(r.value);break;case"m3":i.uniforms[e].value=(new xt).fromArray(r.value);break;case"m4":i.uniforms[e].value=(new ue).fromArray(r.value);break;default:i.uniforms[e].value=r.value}}if(void 0!==t.defines&&(i.defines=t.defines),void 0!==t.vertexShader&&(i.vertexShader=t.vertexShader),void 0!==t.fragmentShader&&(i.fragmentShader=t.fragmentShader),void 0!==t.extensions)for(const e in t.extensions)i.extensions[e]=t.extensions[e];if(void 0!==t.shading&&(i.flatShading=1===t.shading),void 0!==t.size&&(i.size=t.size),void 0!==t.sizeAttenuation&&(i.sizeAttenuation=t.sizeAttenuation),void 0!==t.map&&(i.map=n(t.map)),void 0!==t.matcap&&(i.matcap=n(t.matcap)),void 0!==t.alphaMap&&(i.alphaMap=n(t.alphaMap)),void 0!==t.bumpMap&&(i.bumpMap=n(t.bumpMap)),void 0!==t.bumpScale&&(i.bumpScale=t.bumpScale),void 0!==t.normalMap&&(i.normalMap=n(t.normalMap)),void 0!==t.normalMapType&&(i.normalMapType=t.normalMapType),void 0!==t.normalScale){let e=t.normalScale;!1===Array.isArray(e)&&(e=[e,e]),i.normalScale=(new yt).fromArray(e)}return void 0!==t.displacementMap&&(i.displacementMap=n(t.displacementMap)),void 0!==t.displacementScale&&(i.displacementScale=t.displacementScale),void 0!==t.displacementBias&&(i.displacementBias=t.displacementBias),void 0!==t.roughnessMap&&(i.roughnessMap=n(t.roughnessMap)),void 0!==t.metalnessMap&&(i.metalnessMap=n(t.metalnessMap)),void 0!==t.emissiveMap&&(i.emissiveMap=n(t.emissiveMap)),void 0!==t.emissiveIntensity&&(i.emissiveIntensity=t.emissiveIntensity),void 0!==t.specularMap&&(i.specularMap=n(t.specularMap)),void 0!==t.specularIntensityMap&&(i.specularIntensityMap=n(t.specularIntensityMap)),void 0!==t.specularTintMap&&(i.specularTintMap=n(t.specularTintMap)),void 0!==t.envMap&&(i.envMap=n(t.envMap)),void 0!==t.envMapIntensity&&(i.envMapIntensity=t.envMapIntensity),void 0!==t.reflectivity&&(i.reflectivity=t.reflectivity),void 0!==t.refractionRatio&&(i.refractionRatio=t.refractionRatio),void 0!==t.lightMap&&(i.lightMap=n(t.lightMap)),void 0!==t.lightMapIntensity&&(i.lightMapIntensity=t.lightMapIntensity),void 0!==t.aoMap&&(i.aoMap=n(t.aoMap)),void 0!==t.aoMapIntensity&&(i.aoMapIntensity=t.aoMapIntensity),void 0!==t.gradientMap&&(i.gradientMap=n(t.gradientMap)),void 0!==t.clearcoatMap&&(i.clearcoatMap=n(t.clearcoatMap)),void 0!==t.clearcoatRoughnessMap&&(i.clearcoatRoughnessMap=n(t.clearcoatRoughnessMap)),void 0!==t.clearcoatNormalMap&&(i.clearcoatNormalMap=n(t.clearcoatNormalMap)),void 0!==t.clearcoatNormalScale&&(i.clearcoatNormalScale=(new yt).fromArray(t.clearcoatNormalScale)),void 0!==t.transmissionMap&&(i.transmissionMap=n(t.transmissionMap)),void 0!==t.thicknessMap&&(i.thicknessMap=n(t.thicknessMap)),i}setTextures(t){return this.textures=t,this}}class Dc{static decodeText(t){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(t);let e="";for(let n=0,i=t.length;nNumber.EPSILON){if(l<0&&(n=e[s],o=-o,a=e[r],l=-l),t.ya.y)continue;if(t.y===n.y){if(t.x===n.x)return!0}else{const e=l*(t.x-n.x)-o*(t.y-n.y);if(0===e)return!0;if(e<0)continue;i=!i}}else{if(t.y!==n.y)continue;if(a.x<=t.x&&t.x<=n.x||n.x<=t.x&&t.x<=a.x)return!0}}return i}const r=pl.isClockWise,s=this.subPaths;if(0===s.length)return[];if(!0===e)return n(s);let a,o,l;const c=[];if(1===s.length)return o=s[0],l=new Go,l.curves=o.curves,c.push(l),c;let h=!r(s[0].getPoints());h=t?!h:h;const u=[],d=[];let p,m,f=[],g=0;d[g]=void 0,f[g]=[];for(let e=0,n=s.length;e1){let t=!1;const e=[];for(let t=0,e=d.length;t0&&(t||(f=u))}for(let t=0,e=d.length;t0){this.source.connect(this.filters[0]);for(let t=1,e=this.filters.length;t0){this.source.disconnect(this.filters[0]);for(let t=1,e=this.filters.length;t0&&this._mixBufferRegionAdditive(n,i,this._addIndex*e,1,e);for(let t=e,r=e+e;t!==r;++t)if(n[t]!==n[t+e]){a.setValue(n,i);break}}saveOriginalState(){const t=this.binding,e=this.buffer,n=this.valueSize,i=n*this._origIndex;t.getValue(e,i);for(let t=n,r=i;t!==r;++t)e[t]=e[i+t%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const t=3*this.valueSize;this.binding.setValue(this.buffer,t)}_setAdditiveIdentityNumeric(){const t=this._addIndex*this.valueSize,e=t+this.valueSize;for(let n=t;n=.5)for(let i=0;i!==r;++i)t[e+i]=t[n+i]}_slerp(t,e,n,i){Dt.slerpFlat(t,e,t,e,t,n,i)}_slerpAdditive(t,e,n,i,r){const s=this._workIndex*r;Dt.multiplyQuaternionsFlat(t,s,t,e,t,n),Dt.slerpFlat(t,e,t,e,t,s,i)}_lerp(t,e,n,i,r){const s=1-i;for(let a=0;a!==r;++a){const r=e+a;t[r]=t[r]*s+t[n+a]*i}}_lerpAdditive(t,e,n,i,r){for(let s=0;s!==r;++s){const r=e+s;t[r]=t[r]+t[n+s]*i}}}const ch="\\[\\]\\.:\\/",hh=new RegExp("[\\[\\]\\.:\\/]","g"),uh="[^\\[\\]\\.:\\/]",dh="[^"+ch.replace("\\.","")+"]",ph=/((?:WC+[\/:])*)/.source.replace("WC",uh),mh=/(WCOD+)?/.source.replace("WCOD",dh),fh=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",uh),gh=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",uh),vh=new RegExp("^"+ph+mh+fh+gh+"$"),yh=["material","materials","bones"];class xh{constructor(t,e,n){this.path=e,this.parsedPath=n||xh.parseTrackName(e),this.node=xh.findNode(t,this.parsedPath.nodeName)||t,this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,n){return t&&t.isAnimationObjectGroup?new xh.Composite(t,e,n):new xh(t,e,n)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(hh,"")}static parseTrackName(t){const e=vh.exec(t);if(!e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const n={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},i=n.nodeName&&n.nodeName.lastIndexOf(".");if(void 0!==i&&-1!==i){const t=n.nodeName.substring(i+1);-1!==yh.indexOf(t)&&(n.nodeName=n.nodeName.substring(0,i),n.objectName=t)}if(null===n.propertyName||0===n.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return n}static findNode(t,e){if(!e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const n=t.skeleton.getBoneByName(e);if(void 0!==n)return n}if(t.children){const n=function(t){for(let i=0;i=r){const s=r++,c=t[s];e[c.uuid]=l,t[l]=c,e[o]=s,t[s]=a;for(let t=0,e=i;t!==e;++t){const e=n[t],i=e[s],r=e[l];e[l]=i,e[s]=r}}}this.nCachedObjects_=r}uncache(){const t=this._objects,e=this._indicesByUUID,n=this._bindings,i=n.length;let r=this.nCachedObjects_,s=t.length;for(let a=0,o=arguments.length;a!==o;++a){const o=arguments[a].uuid,l=e[o];if(void 0!==l)if(delete e[o],l0&&(e[a.uuid]=l),t[l]=a,t.pop();for(let t=0,e=i;t!==e;++t){const e=n[t];e[l]=e[r],e.pop()}}}this.nCachedObjects_=r}subscribe_(t,e){const n=this._bindingsIndicesByPath;let i=n[t];const r=this._bindings;if(void 0!==i)return r[i];const s=this._paths,a=this._parsedPaths,o=this._objects,l=o.length,c=this.nCachedObjects_,h=new Array(l);i=r.length,n[t]=i,s.push(t),a.push(e),r.push(h);for(let n=c,i=o.length;n!==i;++n){const i=o[n];h[n]=new xh(i,t,e)}return h}unsubscribe_(t){const e=this._bindingsIndicesByPath,n=e[t];if(void 0!==n){const i=this._paths,r=this._parsedPaths,s=this._bindings,a=s.length-1,o=s[a];e[t[a]]=n,s[n]=o,s.pop(),r[n]=r[a],r.pop(),i[n]=i[a],i.pop()}}}_h.prototype.isAnimationObjectGroup=!0;class bh{constructor(t,e,n=null,i=e.blendMode){this._mixer=t,this._clip=e,this._localRoot=n,this.blendMode=i;const r=e.tracks,s=r.length,a=new Array(s),o={endingStart:k,endingEnd:k};for(let t=0;t!==s;++t){const e=r[t].createInterpolant(null);a[t]=e,e.settings=o}this._interpolantSettings=o,this._interpolants=a,this._propertyBindings=new Array(s),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=2201,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(t){return this._startTime=t,this}setLoop(t,e){return this.loop=t,this.repetitions=e,this}setEffectiveWeight(t){return this.weight=t,this._effectiveWeight=this.enabled?t:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(t){return this._scheduleFading(t,0,1)}fadeOut(t){return this._scheduleFading(t,1,0)}crossFadeFrom(t,e,n){if(t.fadeOut(e),this.fadeIn(e),n){const n=this._clip.duration,i=t._clip.duration,r=i/n,s=n/i;t.warp(1,r,e),this.warp(s,1,e)}return this}crossFadeTo(t,e,n){return t.crossFadeFrom(this,e,n)}stopFading(){const t=this._weightInterpolant;return null!==t&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}setEffectiveTimeScale(t){return this.timeScale=t,this._effectiveTimeScale=this.paused?0:t,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(t){return this.timeScale=this._clip.duration/t,this.stopWarping()}syncWith(t){return this.time=t.time,this.timeScale=t.timeScale,this.stopWarping()}halt(t){return this.warp(this._effectiveTimeScale,0,t)}warp(t,e,n){const i=this._mixer,r=i.time,s=this.timeScale;let a=this._timeScaleInterpolant;null===a&&(a=i._lendControlInterpolant(),this._timeScaleInterpolant=a);const o=a.parameterPositions,l=a.sampleValues;return o[0]=r,o[1]=r+n,l[0]=t/s,l[1]=e/s,this}stopWarping(){const t=this._timeScaleInterpolant;return null!==t&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(t,e,n,i){if(!this.enabled)return void this._updateWeight(t);const r=this._startTime;if(null!==r){const i=(t-r)*n;if(i<0||0===n)return;this._startTime=null,e=n*i}e*=this._updateTimeScale(t);const s=this._updateTime(e),a=this._updateWeight(t);if(a>0){const t=this._interpolants,e=this._propertyBindings;switch(this.blendMode){case q:for(let n=0,i=t.length;n!==i;++n)t[n].evaluate(s),e[n].accumulateAdditive(a);break;case j:default:for(let n=0,r=t.length;n!==r;++n)t[n].evaluate(s),e[n].accumulate(i,a)}}}_updateWeight(t){let e=0;if(this.enabled){e=this.weight;const n=this._weightInterpolant;if(null!==n){const i=n.evaluate(t)[0];e*=i,t>n.parameterPositions[1]&&(this.stopFading(),0===i&&(this.enabled=!1))}}return this._effectiveWeight=e,e}_updateTimeScale(t){let e=0;if(!this.paused){e=this.timeScale;const n=this._timeScaleInterpolant;if(null!==n){e*=n.evaluate(t)[0],t>n.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e)}}return this._effectiveTimeScale=e,e}_updateTime(t){const e=this._clip.duration,n=this.loop;let i=this.time+t,r=this._loopCount;const s=2202===n;if(0===t)return-1===r?i:s&&1==(1&r)?e-i:i;if(2200===n){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(i>=e)i=e;else{if(!(i<0)){this.time=i;break t}i=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===r&&(t>=0?(r=0,this._setEndings(!0,0===this.repetitions,s)):this._setEndings(0===this.repetitions,!0,s)),i>=e||i<0){const n=Math.floor(i/e);i-=e*n,r+=Math.abs(n);const a=this.repetitions-r;if(a<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,i=t>0?e:0,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===a){const e=t<0;this._setEndings(e,!e,s)}else this._setEndings(!1,!1,s);this._loopCount=r,this.time=i,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:n})}}else this.time=i;if(s&&1==(1&r))return e-i}return i}_setEndings(t,e,n){const i=this._interpolantSettings;n?(i.endingStart=V,i.endingEnd=V):(i.endingStart=t?this.zeroSlopeAtStart?V:k:W,i.endingEnd=e?this.zeroSlopeAtEnd?V:k:W)}_scheduleFading(t,e,n){const i=this._mixer,r=i.time;let s=this._weightInterpolant;null===s&&(s=i._lendControlInterpolant(),this._weightInterpolant=s);const a=s.parameterPositions,o=s.sampleValues;return a[0]=r,o[0]=e,a[1]=r+t,o[1]=n,this}}class Mh extends rt{constructor(t){super(),this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(t,e){const n=t._localRoot||this._root,i=t._clip.tracks,r=i.length,s=t._propertyBindings,a=t._interpolants,o=n.uuid,l=this._bindingsByRootAndName;let c=l[o];void 0===c&&(c={},l[o]=c);for(let t=0;t!==r;++t){const r=i[t],l=r.name;let h=c[l];if(void 0!==h)s[t]=h;else{if(h=s[t],void 0!==h){null===h._cacheIndex&&(++h.referenceCount,this._addInactiveBinding(h,o,l));continue}const i=e&&e._propertyBindings[t].binding.parsedPath;h=new lh(xh.create(n,l,i),r.ValueTypeName,r.getValueSize()),++h.referenceCount,this._addInactiveBinding(h,o,l),s[t]=h}a[t].resultBuffer=h.buffer}}_activateAction(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){const e=(t._localRoot||this._root).uuid,n=t._clip.uuid,i=this._actionsByClip[n];this._bindAction(t,i&&i.knownActions[0]),this._addInactiveAction(t,n,e)}const e=t._propertyBindings;for(let t=0,n=e.length;t!==n;++t){const n=e[t];0==n.useCount++&&(this._lendBinding(n),n.saveOriginalState())}this._lendAction(t)}}_deactivateAction(t){if(this._isActiveAction(t)){const e=t._propertyBindings;for(let t=0,n=e.length;t!==n;++t){const n=e[t];0==--n.useCount&&(n.restoreOriginalState(),this._takeBackBinding(n))}this._takeBackAction(t)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}}_isActiveAction(t){const e=t._cacheIndex;return null!==e&&e=0;--e)t[e].stop();return this}update(t){t*=this.timeScale;const e=this._actions,n=this._nActiveActions,i=this.time+=t,r=Math.sign(t),s=this._accuIndex^=1;for(let a=0;a!==n;++a){e[a]._update(i,t,r,s)}const a=this._bindings,o=this._nActiveBindings;for(let t=0;t!==o;++t)a[t].apply(s);return this}setTime(t){this.time=0;for(let t=0;tthis.max.x||t.ythis.max.y)}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(t){return!(t.max.xthis.max.x||t.max.ythis.max.y)}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return Lh.copy(t).clamp(this.min,this.max).sub(t).length()}intersect(t){return this.min.max(t.min),this.max.min(t.max),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}Rh.prototype.isBox2=!0;const Ch=new Nt,Ph=new Nt;class Ih{constructor(t=new Nt,e=new Nt){this.start=t,this.end=e}set(t,e){return this.start.copy(t),this.end.copy(e),this}copy(t){return this.start.copy(t.start),this.end.copy(t.end),this}getCenter(t){return t.addVectors(this.start,this.end).multiplyScalar(.5)}delta(t){return t.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(t,e){return this.delta(e).multiplyScalar(t).add(this.start)}closestPointToPointParameter(t,e){Ch.subVectors(t,this.start),Ph.subVectors(this.end,this.start);const n=Ph.dot(Ph);let i=Ph.dot(Ch)/n;return e&&(i=ut(i,0,1)),i}closestPointToPoint(t,e,n){const i=this.closestPointToPointParameter(t,e);return this.delta(n).multiplyScalar(i).add(this.start)}applyMatrix4(t){return this.start.applyMatrix4(t),this.end.applyMatrix4(t),this}equals(t){return t.start.equals(this.start)&&t.end.equals(this.end)}clone(){return(new this.constructor).copy(this)}}class Dh extends Be{constructor(t){super(),this.material=t,this.render=function(){},this.hasPositions=!1,this.hasNormals=!1,this.hasColors=!1,this.hasUvs=!1,this.positionArray=null,this.normalArray=null,this.colorArray=null,this.uvArray=null,this.count=0}}Dh.prototype.isImmediateRenderObject=!0;const Nh=new Nt;const zh=new Nt,Bh=new ue,Fh=new ue;class Oh extends Ja{constructor(t){const e=Uh(t),n=new Tn,i=[],r=[],s=new nn(0,0,1),a=new nn(0,1,0);for(let t=0;t.99999)this.quaternion.set(0,0,0,1);else if(t.y<-.99999)this.quaternion.set(1,0,0,0);else{Kh.set(t.z,0,-t.x).normalize();const e=Math.acos(t.y);this.quaternion.setFromAxisAngle(Kh,e)}}setLength(t,e=.2*t,n=.2*e){this.line.scale.set(1,Math.max(1e-4,t-e),1),this.line.updateMatrix(),this.cone.scale.set(n,e,n),this.cone.position.y=t,this.cone.updateMatrix()}setColor(t){this.line.material.color.set(t),this.cone.material.color.set(t)}copy(t){return super.copy(t,!1),this.line.copy(t.line),this.cone.copy(t.cone),this}},t.Audio=nh,t.AudioAnalyser=oh,t.AudioContext=Wc,t.AudioListener=class extends Be{constructor(){super(),this.type="AudioListener",this.context=Wc.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new Zc}getInput(){return this.gain}removeFilter(){return null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this}getFilter(){return this.filter}setFilter(t){return null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=t,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this}getMasterVolume(){return this.gain.gain.value}setMasterVolume(t){return this.gain.gain.setTargetAtTime(t,this.context.currentTime,.01),this}updateMatrixWorld(t){super.updateMatrixWorld(t);const e=this.context.listener,n=this.up;if(this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(Kc,$c,th),eh.set(0,0,-1).applyQuaternion($c),e.positionX){const t=this.context.currentTime+this.timeDelta;e.positionX.linearRampToValueAtTime(Kc.x,t),e.positionY.linearRampToValueAtTime(Kc.y,t),e.positionZ.linearRampToValueAtTime(Kc.z,t),e.forwardX.linearRampToValueAtTime(eh.x,t),e.forwardY.linearRampToValueAtTime(eh.y,t),e.forwardZ.linearRampToValueAtTime(eh.z,t),e.upX.linearRampToValueAtTime(n.x,t),e.upY.linearRampToValueAtTime(n.y,t),e.upZ.linearRampToValueAtTime(n.z,t)}else e.setPosition(Kc.x,Kc.y,Kc.z),e.setOrientation(eh.x,eh.y,eh.z,n.x,n.y,n.z)}},t.AudioLoader=jc,t.AxesHelper=eu,t.AxisHelper=function(t){return console.warn("THREE.AxisHelper has been renamed to THREE.AxesHelper."),new eu(t)},t.BackSide=1,t.BasicDepthPacking=3200,t.BasicShadowMap=0,t.BinaryTextureLoader=function(t){return console.warn("THREE.BinaryTextureLoader has been renamed to THREE.DataTextureLoader."),new uc(t)},t.Bone=Ra,t.BooleanKeyframeTrack=Yl,t.BoundingBoxHelper=function(t,e){return console.warn("THREE.BoundingBoxHelper has been deprecated. Creating a THREE.BoxHelper instead."),new Qh(t,e)},t.Box2=Rh,t.Box3=Ft,t.Box3Helper=class extends Ja{constructor(t,e=16776960){const n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),i=new Tn;i.setIndex(new on(n,1)),i.setAttribute("position",new gn([1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1],3)),super(i,new Ha({color:e,toneMapped:!1})),this.box=t,this.type="Box3Helper",this.geometry.computeBoundingSphere()}updateMatrixWorld(t){const e=this.box;e.isEmpty()||(e.getCenter(this.position),e.getSize(this.scale),this.scale.multiplyScalar(.5),super.updateMatrixWorld(t))}},t.BoxBufferGeometry=jn,t.BoxGeometry=jn,t.BoxHelper=Qh,t.BufferAttribute=on,t.BufferGeometry=Tn,t.BufferGeometryLoader=zc,t.ByteType=1010,t.Cache=ic,t.Camera=Zn,t.CameraHelper=class extends Ja{constructor(t){const e=new Tn,n=new Ha({color:16777215,vertexColors:!0,toneMapped:!1}),i=[],r=[],s={},a=new nn(16755200),o=new nn(16711680),l=new nn(43775),c=new nn(16777215),h=new nn(3355443);function u(t,e,n){d(t,n),d(e,n)}function d(t,e){i.push(0,0,0),r.push(e.r,e.g,e.b),void 0===s[t]&&(s[t]=[]),s[t].push(i.length/3-1)}u("n1","n2",a),u("n2","n4",a),u("n4","n3",a),u("n3","n1",a),u("f1","f2",a),u("f2","f4",a),u("f4","f3",a),u("f3","f1",a),u("n1","f1",a),u("n2","f2",a),u("n3","f3",a),u("n4","f4",a),u("p","n1",o),u("p","n2",o),u("p","n3",o),u("p","n4",o),u("u1","u2",l),u("u2","u3",l),u("u3","u1",l),u("c","t",c),u("p","c",h),u("cn1","cn2",h),u("cn3","cn4",h),u("cf1","cf2",h),u("cf3","cf4",h),e.setAttribute("position",new gn(i,3)),e.setAttribute("color",new gn(r,3)),super(e,n),this.type="CameraHelper",this.camera=t,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=s,this.update()}update(){const t=this.geometry,e=this.pointMap;Yh.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse),Jh("c",e,t,Yh,0,0,-1),Jh("t",e,t,Yh,0,0,1),Jh("n1",e,t,Yh,-1,-1,-1),Jh("n2",e,t,Yh,1,-1,-1),Jh("n3",e,t,Yh,-1,1,-1),Jh("n4",e,t,Yh,1,1,-1),Jh("f1",e,t,Yh,-1,-1,1),Jh("f2",e,t,Yh,1,-1,1),Jh("f3",e,t,Yh,-1,1,1),Jh("f4",e,t,Yh,1,1,1),Jh("u1",e,t,Yh,.7,1.1,-1),Jh("u2",e,t,Yh,-.7,1.1,-1),Jh("u3",e,t,Yh,0,2,-1),Jh("cf1",e,t,Yh,-1,0,1),Jh("cf2",e,t,Yh,1,0,1),Jh("cf3",e,t,Yh,0,-1,1),Jh("cf4",e,t,Yh,0,1,1),Jh("cn1",e,t,Yh,-1,0,-1),Jh("cn2",e,t,Yh,1,0,-1),Jh("cn3",e,t,Yh,0,-1,-1),Jh("cn4",e,t,Yh,0,1,-1),t.getAttribute("position").needsUpdate=!0}dispose(){this.geometry.dispose(),this.material.dispose()}},t.CanvasRenderer=function(){console.error("THREE.CanvasRenderer has been removed")},t.CanvasTexture=ao,t.CatmullRomCurve3=Ao,t.CineonToneMapping=3,t.CircleBufferGeometry=lo,t.CircleGeometry=lo,t.ClampToEdgeWrapping=u,t.Clock=Zc,t.Color=nn,t.ColorKeyframeTrack=Jl,t.CompressedTexture=so,t.CompressedTextureLoader=class extends ac{constructor(t){super(t)}load(t,e,n,i){const r=this,s=[],a=new so,o=new lc(this.manager);o.setPath(this.path),o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setWithCredentials(r.withCredentials);let l=0;function c(c){o.load(t[c],(function(t){const n=r.parse(t,!0);s[c]={width:n.width,height:n.height,format:n.format,mipmaps:n.mipmaps},l+=1,6===l&&(1===n.mipmapCount&&(a.minFilter=g),a.image=s,a.format=n.format,a.needsUpdate=!0,e&&e(a))}),n,i)}if(Array.isArray(t))for(let e=0,n=t.length;e65504&&(console.warn("THREE.DataUtils.toHalfFloat(): value exceeds 65504."),t=65504),nu[0]=t;const e=iu[0];let n=e>>16&32768,i=e>>12&2047;const r=e>>23&255;return r<103?n:r>142?(n|=31744,n|=(255==r?0:1)&&8388607&e,n):r<113?(i|=2048,n|=(i>>114-r)+(i>>113-r&1),n):(n|=r-112<<10|i>>1,n+=1&i,n)}},t.DecrementStencilOp=7683,t.DecrementWrapStencilOp=34056,t.DefaultLoadingManager=sc,t.DepthFormat=A,t.DepthStencilFormat=L,t.DepthTexture=oo,t.DirectionalLight=Ac,t.DirectionalLightHelper=class extends Be{constructor(t,e,n){super(),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,void 0===e&&(e=1);let i=new Tn;i.setAttribute("position",new gn([-e,e,0,e,e,0,e,-e,0,-e,-e,0,-e,e,0],3));const r=new Ha({fog:!1,toneMapped:!1});this.lightPlane=new qa(i,r),this.add(this.lightPlane),i=new Tn,i.setAttribute("position",new gn([0,0,0,0,0,1],3)),this.targetLine=new qa(i,r),this.add(this.targetLine),this.update()}dispose(){this.lightPlane.geometry.dispose(),this.lightPlane.material.dispose(),this.targetLine.geometry.dispose(),this.targetLine.material.dispose()}update(){Wh.setFromMatrixPosition(this.light.matrixWorld),jh.setFromMatrixPosition(this.light.target.matrixWorld),qh.subVectors(jh,Wh),this.lightPlane.lookAt(jh),void 0!==this.color?(this.lightPlane.material.color.set(this.color),this.targetLine.material.color.set(this.color)):(this.lightPlane.material.color.copy(this.light.color),this.targetLine.material.color.copy(this.light.color)),this.targetLine.lookAt(jh),this.targetLine.scale.z=qh.length()}},t.DiscreteInterpolant=ql,t.DodecahedronBufferGeometry=po,t.DodecahedronGeometry=po,t.DoubleSide=2,t.DstAlphaFactor=206,t.DstColorFactor=208,t.DynamicBufferAttribute=function(t,e){return console.warn("THREE.DynamicBufferAttribute has been removed. Use new THREE.BufferAttribute().setUsage( THREE.DynamicDrawUsage ) instead."),new on(t,e).setUsage(nt)},t.DynamicCopyUsage=35050,t.DynamicDrawUsage=nt,t.DynamicReadUsage=35049,t.EdgesGeometry=yo,t.EdgesHelper=function(t,e){return console.warn("THREE.EdgesHelper has been removed. Use THREE.EdgesGeometry instead."),new Ja(new yo(t.geometry),new Ha({color:void 0!==e?e:16777215}))},t.EllipseCurve=_o,t.EqualDepth=4,t.EqualStencilFunc=514,t.EquirectangularReflectionMapping=a,t.EquirectangularRefractionMapping=o,t.Euler=be,t.EventDispatcher=rt,t.ExtrudeBufferGeometry=gl,t.ExtrudeGeometry=gl,t.FaceColors=1,t.FileLoader=lc,t.FlatShading=1,t.Float16BufferAttribute=fn,t.Float32Attribute=function(t,e){return console.warn("THREE.Float32Attribute has been removed. Use new THREE.Float32BufferAttribute() instead."),new gn(t,e)},t.Float32BufferAttribute=gn,t.Float64Attribute=function(t,e){return console.warn("THREE.Float64Attribute has been removed. Use new THREE.Float64BufferAttribute() instead."),new vn(t,e)},t.Float64BufferAttribute=vn,t.FloatType=M,t.Fog=$s,t.FogExp2=Ks,t.Font=Gc,t.FontLoader=class extends ac{constructor(t){super(t)}load(t,e,n,i){const r=this,s=new lc(this.manager);s.setPath(this.path),s.setRequestHeader(this.requestHeader),s.setWithCredentials(r.withCredentials),s.load(t,(function(t){let n;try{n=JSON.parse(t)}catch(e){console.warn("THREE.FontLoader: typeface.js support is being deprecated. Use typeface.json instead."),n=JSON.parse(t.substring(65,t.length-2))}const i=r.parse(n);e&&e(i)}),n,i)}parse(t){return new Gc(t)}},t.FrontSide=0,t.Frustum=li,t.GLBufferAttribute=Th,t.GLSL1="100",t.GLSL3=it,t.GammaEncoding=J,t.GreaterDepth=6,t.GreaterEqualDepth=5,t.GreaterEqualStencilFunc=518,t.GreaterStencilFunc=516,t.GridHelper=Vh,t.Group=js,t.HalfFloatType=w,t.HemisphereLight=mc,t.HemisphereLightHelper=class extends Be{constructor(t,e,n){super(),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.color=n;const i=new _l(e);i.rotateY(.5*Math.PI),this.material=new rn({wireframe:!0,fog:!1,toneMapped:!1}),void 0===this.color&&(this.material.vertexColors=!0);const r=i.getAttribute("position"),s=new Float32Array(3*r.count);i.setAttribute("color",new on(s,3)),this.add(new Vn(i,this.material)),this.update()}dispose(){this.children[0].geometry.dispose(),this.children[0].material.dispose()}update(){const t=this.children[0];if(void 0!==this.color)this.material.color.set(this.color);else{const e=t.geometry.getAttribute("color");Gh.copy(this.light.color),kh.copy(this.light.groundColor);for(let t=0,n=e.count;t0){const n=new rc(e);r=new cc(n),r.setCrossOrigin(this.crossOrigin);for(let e=0,n=t.length;e0){i=new cc(this.manager),i.setCrossOrigin(this.crossOrigin);for(let e=0,i=t.length;e>8&255]+lt[t>>16&255]+lt[t>>24&255]+"-"+lt[255&e]+lt[e>>8&255]+"-"+lt[e>>16&15|64]+lt[e>>24&255]+"-"+lt[63&n|128]+lt[n>>8&255]+"-"+lt[n>>16&255]+lt[n>>24&255]+lt[255&i]+lt[i>>8&255]+lt[i>>16&255]+lt[i>>24&255]).toUpperCase()}function ut(t,e,n){return Math.max(e,Math.min(n,t))}function dt(t,e){return(t%e+e)%e}function pt(t,e,n){return(1-n)*t+n*e}function mt(t){return 0==(t&t-1)&&0!==t}function ft(t){return Math.pow(2,Math.ceil(Math.log(t)/Math.LN2))}function gt(t){return Math.pow(2,Math.floor(Math.log(t)/Math.LN2))}var vt=Object.freeze({__proto__:null,DEG2RAD:at,RAD2DEG:ot,generateUUID:ht,clamp:ut,euclideanModulo:dt,mapLinear:function(t,e,n,i,r){return i+(t-e)*(r-i)/(n-e)},inverseLerp:function(t,e,n){return t!==e?(n-t)/(e-t):0},lerp:pt,damp:function(t,e,n,i){return pt(t,e,1-Math.exp(-n*i))},pingpong:function(t,e=1){return e-Math.abs(dt(t,2*e)-e)},smoothstep:function(t,e,n){return t<=e?0:t>=n?1:(t=(t-e)/(n-e))*t*(3-2*t)},smootherstep:function(t,e,n){return t<=e?0:t>=n?1:(t=(t-e)/(n-e))*t*t*(t*(6*t-15)+10)},randInt:function(t,e){return t+Math.floor(Math.random()*(e-t+1))},randFloat:function(t,e){return t+Math.random()*(e-t)},randFloatSpread:function(t){return t*(.5-Math.random())},seededRandom:function(t){return void 0!==t&&(st=t%2147483647),st=16807*st%2147483647,(st-1)/2147483646},degToRad:function(t){return t*at},radToDeg:function(t){return t*ot},isPowerOfTwo:mt,ceilPowerOfTwo:ft,floorPowerOfTwo:gt,setQuaternionFromProperEuler:function(t,e,n,i,r){const s=Math.cos,a=Math.sin,o=s(n/2),l=a(n/2),c=s((e+i)/2),h=a((e+i)/2),u=s((e-i)/2),d=a((e-i)/2),p=s((i-e)/2),m=a((i-e)/2);switch(r){case"XYX":t.set(o*h,l*u,l*d,o*c);break;case"YZY":t.set(l*d,o*h,l*u,o*c);break;case"ZXZ":t.set(l*u,l*d,o*h,o*c);break;case"XZX":t.set(o*h,l*m,l*p,o*c);break;case"YXY":t.set(l*p,o*h,l*m,o*c);break;case"ZYZ":t.set(l*m,l*p,o*h,o*c);break;default:console.warn("THREE.MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: "+r)}}});class yt{constructor(t=0,e=0){this.x=t,this.y=e}get width(){return this.x}set width(t){this.x=t}get height(){return this.y}set height(t){this.y=t}set(t,e){return this.x=t,this.y=e,this}setScalar(t){return this.x=t,this.y=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y)}copy(t){return this.x=t.x,this.y=t.y,this}add(t,e){return void 0!==e?(console.warn("THREE.Vector2: .add() now only accepts one argument. 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Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this)}subScalar(t){return this.x-=t,this.y-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this}multiply(t){return this.x*=t.x,this.y*=t.y,this}multiplyScalar(t){return this.x*=t,this.y*=t,this}divide(t){return this.x/=t.x,this.y/=t.y,this}divideScalar(t){return this.multiplyScalar(1/t)}applyMatrix3(t){const e=this.x,n=this.y,i=t.elements;return this.x=i[0]*e+i[3]*n+i[6],this.y=i[1]*e+i[4]*n+i[7],this}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this}clamp(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this}clampLength(t,e){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this}negate(){return this.x=-this.x,this.y=-this.y,this}dot(t){return this.x*t.x+this.y*t.y}cross(t){return this.x*t.y-this.y*t.x}lengthSq(){return this.x*this.x+this.y*this.y}length(){return Math.sqrt(this.x*this.x+this.y*this.y)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)}normalize(){return this.divideScalar(this.length()||1)}angle(){return Math.atan2(-this.y,-this.x)+Math.PI}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,n=this.y-t.y;return e*e+n*n}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this}lerpVectors(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this}equals(t){return t.x===this.x&&t.y===this.y}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t}fromBufferAttribute(t,e,n){return void 0!==n&&console.warn("THREE.Vector2: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this}rotateAround(t,e){const n=Math.cos(e),i=Math.sin(e),r=this.x-t.x,s=this.y-t.y;return this.x=r*n-s*i+t.x,this.y=r*i+s*n+t.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}}yt.prototype.isVector2=!0;class xt{constructor(){this.elements=[1,0,0,0,1,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.")}set(t,e,n,i,r,s,a,o,l){const c=this.elements;return c[0]=t,c[1]=i,c[2]=a,c[3]=e,c[4]=r,c[5]=o,c[6]=n,c[7]=s,c[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(t){const e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],this}extractBasis(t,e,n){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}setFromMatrix4(t){const e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const n=t.elements,i=e.elements,r=this.elements,s=n[0],a=n[3],o=n[6],l=n[1],c=n[4],h=n[7],u=n[2],d=n[5],p=n[8],m=i[0],f=i[3],g=i[6],v=i[1],y=i[4],x=i[7],_=i[2],b=i[5],M=i[8];return r[0]=s*m+a*v+o*_,r[3]=s*f+a*y+o*b,r[6]=s*g+a*x+o*M,r[1]=l*m+c*v+h*_,r[4]=l*f+c*y+h*b,r[7]=l*g+c*x+h*M,r[2]=u*m+d*v+p*_,r[5]=u*f+d*y+p*b,r[8]=u*g+d*x+p*M,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this}determinant(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],c=t[8];return e*s*c-e*a*l-n*r*c+n*a*o+i*r*l-i*s*o}invert(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],c=t[8],h=c*s-a*l,u=a*o-c*r,d=l*r-s*o,p=e*h+n*u+i*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const m=1/p;return t[0]=h*m,t[1]=(i*l-c*n)*m,t[2]=(a*n-i*s)*m,t[3]=u*m,t[4]=(c*e-i*o)*m,t[5]=(i*r-a*e)*m,t[6]=d*m,t[7]=(n*o-l*e)*m,t[8]=(s*e-n*r)*m,this}transpose(){let t;const e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){const e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,n,i,r,s,a){const o=Math.cos(r),l=Math.sin(r);return this.set(n*o,n*l,-n*(o*s+l*a)+s+t,-i*l,i*o,-i*(-l*s+o*a)+a+e,0,0,1),this}scale(t,e){const n=this.elements;return n[0]*=t,n[3]*=t,n[6]*=t,n[1]*=e,n[4]*=e,n[7]*=e,this}rotate(t){const e=Math.cos(t),n=Math.sin(t),i=this.elements,r=i[0],s=i[3],a=i[6],o=i[1],l=i[4],c=i[7];return i[0]=e*r+n*o,i[3]=e*s+n*l,i[6]=e*a+n*c,i[1]=-n*r+e*o,i[4]=-n*s+e*l,i[7]=-n*a+e*c,this}translate(t,e){const n=this.elements;return n[0]+=t*n[2],n[3]+=t*n[5],n[6]+=t*n[8],n[1]+=e*n[2],n[4]+=e*n[5],n[7]+=e*n[8],this}equals(t){const e=this.elements,n=t.elements;for(let t=0;t<9;t++)if(e[t]!==n[t])return!1;return!0}fromArray(t,e=0){for(let n=0;n<9;n++)this.elements[n]=t[n+e];return this}toArray(t=[],e=0){const n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t}clone(){return(new this.constructor).fromArray(this.elements)}}function _t(t){if(0===t.length)return-1/0;let e=t[0];for(let n=1,i=t.length;ne&&(e=t[n]);return e}xt.prototype.isMatrix3=!0;const bt={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:Uint8ClampedArray,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};function Mt(t,e){return new bt[t](e)}function wt(t){return document.createElementNS("http://www.w3.org/1999/xhtml",t)}let St;class Tt{static getDataURL(t){if(/^data:/i.test(t.src))return t.src;if("undefined"==typeof HTMLCanvasElement)return t.src;let e;if(t instanceof HTMLCanvasElement)e=t;else{void 0===St&&(St=wt("canvas")),St.width=t.width,St.height=t.height;const n=St.getContext("2d");t instanceof ImageData?n.putImageData(t,0,0):n.drawImage(t,0,0,t.width,t.height),e=St}return e.width>2048||e.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",t),e.toDataURL("image/jpeg",.6)):e.toDataURL("image/png")}}let Et=0;class At extends rt{constructor(t=At.DEFAULT_IMAGE,e=At.DEFAULT_MAPPING,n=1001,i=1001,r=1006,s=1008,a=1023,o=1009,l=1,c=3e3){super(),Object.defineProperty(this,"id",{value:Et++}),this.uuid=ht(),this.name="",this.image=t,this.mipmaps=[],this.mapping=e,this.wrapS=n,this.wrapT=i,this.magFilter=r,this.minFilter=s,this.anisotropy=l,this.format=a,this.internalFormat=null,this.type=o,this.offset=new yt(0,0),this.repeat=new yt(1,1),this.center=new yt(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new xt,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.encoding=c,this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}clone(){return(new this.constructor).copy(this)}copy(t){return this.name=t.name,this.image=t.image,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.encoding=t.encoding,this}toJSON(t){const e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];const n={metadata:{version:4.5,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,type:this.type,encoding:this.encoding,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};if(void 0!==this.image){const i=this.image;if(void 0===i.uuid&&(i.uuid=ht()),!e&&void 0===t.images[i.uuid]){let e;if(Array.isArray(i)){e=[];for(let t=0,n=i.length;t1)switch(this.wrapS){case h:t.x=t.x-Math.floor(t.x);break;case u:t.x=t.x<0?0:1;break;case d:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case h:t.y=t.y-Math.floor(t.y);break;case u:t.y=t.y<0?0:1;break;case d:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&this.version++}}function Lt(t){return"undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap?Tt.getDataURL(t):t.data?{data:Array.prototype.slice.call(t.data),width:t.width,height:t.height,type:t.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}At.DEFAULT_IMAGE=void 0,At.DEFAULT_MAPPING=i,At.prototype.isTexture=!0;class Rt{constructor(t=0,e=0,n=0,i=1){this.x=t,this.y=e,this.z=n,this.w=i}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,n,i){return this.x=t,this.y=e,this.z=n,this.w=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this}add(t,e){return void 0!==e?(console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this)}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t,e){return void 0!==e?(console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this)}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,n=this.y,i=this.z,r=this.w,s=t.elements;return this.x=s[0]*e+s[4]*n+s[8]*i+s[12]*r,this.y=s[1]*e+s[5]*n+s[9]*i+s[13]*r,this.z=s[2]*e+s[6]*n+s[10]*i+s[14]*r,this.w=s[3]*e+s[7]*n+s[11]*i+s[15]*r,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,n,i,r;const s=.01,a=.1,o=t.elements,l=o[0],c=o[4],h=o[8],u=o[1],d=o[5],p=o[9],m=o[2],f=o[6],g=o[10];if(Math.abs(c-u)o&&t>v?tv?o=0?1:-1,i=1-e*e;if(i>Number.EPSILON){const r=Math.sqrt(i),s=Math.atan2(r,e*n);t=Math.sin(t*s)/r,a=Math.sin(a*s)/r}const r=a*n;if(o=o*t+u*r,l=l*t+d*r,c=c*t+p*r,h=h*t+m*r,t===1-a){const t=1/Math.sqrt(o*o+l*l+c*c+h*h);o*=t,l*=t,c*=t,h*=t}}t[e]=o,t[e+1]=l,t[e+2]=c,t[e+3]=h}static multiplyQuaternionsFlat(t,e,n,i,r,s){const a=n[i],o=n[i+1],l=n[i+2],c=n[i+3],h=r[s],u=r[s+1],d=r[s+2],p=r[s+3];return t[e]=a*p+c*h+o*d-l*u,t[e+1]=o*p+c*u+l*h-a*d,t[e+2]=l*p+c*d+a*u-o*h,t[e+3]=c*p-a*h-o*u-l*d,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,n,i){return this._x=t,this._y=e,this._z=n,this._w=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e){if(!t||!t.isEuler)throw new Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");const n=t._x,i=t._y,r=t._z,s=t._order,a=Math.cos,o=Math.sin,l=a(n/2),c=a(i/2),h=a(r/2),u=o(n/2),d=o(i/2),p=o(r/2);switch(s){case"XYZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"YXZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"ZXY":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"ZYX":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"YZX":this._x=u*c*h+l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h-u*d*p;break;case"XZY":this._x=u*c*h-l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h+u*d*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+s)}return!1!==e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const n=e/2,i=Math.sin(n);return this._x=t.x*i,this._y=t.y*i,this._z=t.z*i,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,n=e[0],i=e[4],r=e[8],s=e[1],a=e[5],o=e[9],l=e[2],c=e[6],h=e[10],u=n+a+h;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(c-o)*t,this._y=(r-l)*t,this._z=(s-i)*t}else if(n>a&&n>h){const t=2*Math.sqrt(1+n-a-h);this._w=(c-o)/t,this._x=.25*t,this._y=(i+s)/t,this._z=(r+l)/t}else if(a>h){const t=2*Math.sqrt(1+a-n-h);this._w=(r-l)/t,this._x=(i+s)/t,this._y=.25*t,this._z=(o+c)/t}else{const t=2*Math.sqrt(1+h-n-a);this._w=(s-i)/t,this._x=(r+l)/t,this._y=(o+c)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let n=t.dot(e)+1;return nMath.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=n):(this._x=0,this._y=-t.z,this._z=t.y,this._w=n)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=n),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(ut(this.dot(t),-1,1)))}rotateTowards(t,e){const n=this.angleTo(t);if(0===n)return this;const i=Math.min(1,e/n);return this.slerp(t,i),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t,e){return void 0!==e?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(t,e)):this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const n=t._x,i=t._y,r=t._z,s=t._w,a=e._x,o=e._y,l=e._z,c=e._w;return this._x=n*c+s*a+i*l-r*o,this._y=i*c+s*o+r*a-n*l,this._z=r*c+s*l+n*o-i*a,this._w=s*c-n*a-i*o-r*l,this._onChangeCallback(),this}slerp(t,e){if(0===e)return this;if(1===e)return this.copy(t);const n=this._x,i=this._y,r=this._z,s=this._w;let a=s*t._w+n*t._x+i*t._y+r*t._z;if(a<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,a=-a):this.copy(t),a>=1)return this._w=s,this._x=n,this._y=i,this._z=r,this;const o=1-a*a;if(o<=Number.EPSILON){const t=1-e;return this._w=t*s+e*this._w,this._x=t*n+e*this._x,this._y=t*i+e*this._y,this._z=t*r+e*this._z,this.normalize(),this._onChangeCallback(),this}const l=Math.sqrt(o),c=Math.atan2(l,a),h=Math.sin((1-e)*c)/l,u=Math.sin(e*c)/l;return this._w=s*h+this._w*u,this._x=n*h+this._x*u,this._y=i*h+this._y*u,this._z=r*h+this._z*u,this._onChangeCallback(),this}slerpQuaternions(t,e,n){this.copy(t).slerp(e,n)}random(){const t=Math.random(),e=Math.sqrt(1-t),n=Math.sqrt(t),i=2*Math.PI*Math.random(),r=2*Math.PI*Math.random();return this.set(e*Math.cos(i),n*Math.sin(r),n*Math.cos(r),e*Math.sin(i))}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}}Dt.prototype.isQuaternion=!0;class Nt{constructor(t=0,e=0,n=0){this.x=t,this.y=e,this.z=n}set(t,e,n){return void 0===n&&(n=this.z),this.x=t,this.y=e,this.z=n,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t,e){return void 0!==e?(console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this)}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this}sub(t,e){return void 0!==e?(console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this)}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this}multiply(t,e){return void 0!==e?(console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(t,e)):(this.x*=t.x,this.y*=t.y,this.z*=t.z,this)}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this}applyEuler(t){return t&&t.isEuler||console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order."),this.applyQuaternion(Bt.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(Bt.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[3]*n+r[6]*i,this.y=r[1]*e+r[4]*n+r[7]*i,this.z=r[2]*e+r[5]*n+r[8]*i,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,n=this.y,i=this.z,r=t.elements,s=1/(r[3]*e+r[7]*n+r[11]*i+r[15]);return this.x=(r[0]*e+r[4]*n+r[8]*i+r[12])*s,this.y=(r[1]*e+r[5]*n+r[9]*i+r[13])*s,this.z=(r[2]*e+r[6]*n+r[10]*i+r[14])*s,this}applyQuaternion(t){const e=this.x,n=this.y,i=this.z,r=t.x,s=t.y,a=t.z,o=t.w,l=o*e+s*i-a*n,c=o*n+a*e-r*i,h=o*i+r*n-s*e,u=-r*e-s*n-a*i;return this.x=l*o+u*-r+c*-a-h*-s,this.y=c*o+u*-s+h*-r-l*-a,this.z=h*o+u*-a+l*-s-c*-r,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[4]*n+r[8]*i,this.y=r[1]*e+r[5]*n+r[9]*i,this.z=r[2]*e+r[6]*n+r[10]*i,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this}clamp(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this}clampLength(t,e){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this}cross(t,e){return void 0!==e?(console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(t,e)):this.crossVectors(this,t)}crossVectors(t,e){const n=t.x,i=t.y,r=t.z,s=e.x,a=e.y,o=e.z;return this.x=i*o-r*a,this.y=r*s-n*o,this.z=n*a-i*s,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const n=t.dot(this)/e;return this.copy(t).multiplyScalar(n)}projectOnPlane(t){return zt.copy(this).projectOnVector(t),this.sub(zt)}reflect(t){return this.sub(zt.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const n=this.dot(t)/e;return Math.acos(ut(n,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,n=this.y-t.y,i=this.z-t.z;return e*e+n*n+i*i}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,n){const i=Math.sin(e)*t;return this.x=i*Math.sin(n),this.y=Math.cos(e)*t,this.z=i*Math.cos(n),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,n){return this.x=t*Math.sin(e),this.y=n,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),n=this.setFromMatrixColumn(t,1).length(),i=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=n,this.z=i,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e,n){return void 0!==n&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const t=2*(Math.random()-.5),e=Math.random()*Math.PI*2,n=Math.sqrt(1-t**2);return this.x=n*Math.cos(e),this.y=n*Math.sin(e),this.z=t,this}}Nt.prototype.isVector3=!0;const zt=new Nt,Bt=new Dt;class Ft{constructor(t=new Nt(1/0,1/0,1/0),e=new Nt(-1/0,-1/0,-1/0)){this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){let e=1/0,n=1/0,i=1/0,r=-1/0,s=-1/0,a=-1/0;for(let o=0,l=t.length;or&&(r=l),c>s&&(s=c),h>a&&(a=h)}return this.min.set(e,n,i),this.max.set(r,s,a),this}setFromBufferAttribute(t){let e=1/0,n=1/0,i=1/0,r=-1/0,s=-1/0,a=-1/0;for(let o=0,l=t.count;or&&(r=l),c>s&&(s=c),h>a&&(a=h)}return this.min.set(e,n,i),this.max.set(r,s,a),this}setFromPoints(t){this.makeEmpty();for(let e=0,n=t.length;ethis.max.x||t.ythis.max.y||t.zthis.max.z)}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return!(t.max.xthis.max.x||t.max.ythis.max.y||t.max.zthis.max.z)}intersectsSphere(t){return this.clampPoint(t.center,Ut),Ut.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,n;return t.normal.x>0?(e=t.normal.x*this.min.x,n=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,n=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,n+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,n+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,n+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,n+=t.normal.z*this.min.z),e<=-t.constant&&n>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(Xt),Yt.subVectors(this.max,Xt),Gt.subVectors(t.a,Xt),kt.subVectors(t.b,Xt),Vt.subVectors(t.c,Xt),Wt.subVectors(kt,Gt),jt.subVectors(Vt,kt),qt.subVectors(Gt,Vt);let e=[0,-Wt.z,Wt.y,0,-jt.z,jt.y,0,-qt.z,qt.y,Wt.z,0,-Wt.x,jt.z,0,-jt.x,qt.z,0,-qt.x,-Wt.y,Wt.x,0,-jt.y,jt.x,0,-qt.y,qt.x,0];return!!Qt(e,Gt,kt,Vt,Yt)&&(e=[1,0,0,0,1,0,0,0,1],!!Qt(e,Gt,kt,Vt,Yt)&&(Jt.crossVectors(Wt,jt),e=[Jt.x,Jt.y,Jt.z],Qt(e,Gt,kt,Vt,Yt)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return Ut.copy(t).clamp(this.min,this.max).sub(t).length()}getBoundingSphere(t){return this.getCenter(t.center),t.radius=.5*this.getSize(Ut).length(),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(Ot[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),Ot[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),Ot[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),Ot[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),Ot[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),Ot[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),Ot[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),Ot[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(Ot)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}Ft.prototype.isBox3=!0;const Ot=[new Nt,new Nt,new Nt,new Nt,new Nt,new Nt,new Nt,new Nt],Ut=new Nt,Ht=new Ft,Gt=new Nt,kt=new Nt,Vt=new Nt,Wt=new Nt,jt=new Nt,qt=new Nt,Xt=new Nt,Yt=new Nt,Jt=new Nt,Zt=new Nt;function Qt(t,e,n,i,r){for(let s=0,a=t.length-3;s<=a;s+=3){Zt.fromArray(t,s);const a=r.x*Math.abs(Zt.x)+r.y*Math.abs(Zt.y)+r.z*Math.abs(Zt.z),o=e.dot(Zt),l=n.dot(Zt),c=i.dot(Zt);if(Math.max(-Math.max(o,l,c),Math.min(o,l,c))>a)return!1}return!0}const Kt=new Ft,$t=new Nt,te=new Nt,ee=new Nt;class ne{constructor(t=new Nt,e=-1){this.center=t,this.radius=e}set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){const n=this.center;void 0!==e?n.copy(e):Kt.setFromPoints(t).getCenter(n);let i=0;for(let e=0,r=t.length;ethis.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){ee.subVectors(t,this.center);const e=ee.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),n=.5*(t-this.radius);this.center.add(ee.multiplyScalar(n/t)),this.radius+=n}return this}union(t){return te.subVectors(t.center,this.center).normalize().multiplyScalar(t.radius),this.expandByPoint($t.copy(t.center).add(te)),this.expandByPoint($t.copy(t.center).sub(te)),this}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const ie=new Nt,re=new Nt,se=new Nt,ae=new Nt,oe=new Nt,le=new Nt,ce=new Nt;class he{constructor(t=new Nt,e=new Nt(0,0,-1)){this.origin=t,this.direction=e}set(t,e){return this.origin.copy(t),this.direction.copy(e),this}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,e){return e.copy(this.direction).multiplyScalar(t).add(this.origin)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,ie)),this}closestPointToPoint(t,e){e.subVectors(t,this.origin);const n=e.dot(this.direction);return n<0?e.copy(this.origin):e.copy(this.direction).multiplyScalar(n).add(this.origin)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const e=ie.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(ie.copy(this.direction).multiplyScalar(e).add(this.origin),ie.distanceToSquared(t))}distanceSqToSegment(t,e,n,i){re.copy(t).add(e).multiplyScalar(.5),se.copy(e).sub(t).normalize(),ae.copy(this.origin).sub(re);const r=.5*t.distanceTo(e),s=-this.direction.dot(se),a=ae.dot(this.direction),o=-ae.dot(se),l=ae.lengthSq(),c=Math.abs(1-s*s);let h,u,d,p;if(c>0)if(h=s*o-a,u=s*a-o,p=r*c,h>=0)if(u>=-p)if(u<=p){const t=1/c;h*=t,u*=t,d=h*(h+s*u+2*a)+u*(s*h+u+2*o)+l}else u=r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;else u=-r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;else u<=-p?(h=Math.max(0,-(-s*r+a)),u=h>0?-r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l):u<=p?(h=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+l):(h=Math.max(0,-(s*r+a)),u=h>0?r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l);else u=s>0?-r:r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;return n&&n.copy(this.direction).multiplyScalar(h).add(this.origin),i&&i.copy(se).multiplyScalar(u).add(re),d}intersectSphere(t,e){ie.subVectors(t.center,this.origin);const n=ie.dot(this.direction),i=ie.dot(ie)-n*n,r=t.radius*t.radius;if(i>r)return null;const s=Math.sqrt(r-i),a=n-s,o=n+s;return a<0&&o<0?null:a<0?this.at(o,e):this.at(a,e)}intersectsSphere(t){return this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const n=-(this.origin.dot(t.normal)+t.constant)/e;return n>=0?n:null}intersectPlane(t,e){const n=this.distanceToPlane(t);return null===n?null:this.at(n,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);if(0===e)return!0;return t.normal.dot(this.direction)*e<0}intersectBox(t,e){let n,i,r,s,a,o;const l=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,u=this.origin;return l>=0?(n=(t.min.x-u.x)*l,i=(t.max.x-u.x)*l):(n=(t.max.x-u.x)*l,i=(t.min.x-u.x)*l),c>=0?(r=(t.min.y-u.y)*c,s=(t.max.y-u.y)*c):(r=(t.max.y-u.y)*c,s=(t.min.y-u.y)*c),n>s||r>i?null:((r>n||n!=n)&&(n=r),(s=0?(a=(t.min.z-u.z)*h,o=(t.max.z-u.z)*h):(a=(t.max.z-u.z)*h,o=(t.min.z-u.z)*h),n>o||a>i?null:((a>n||n!=n)&&(n=a),(o=0?n:i,e)))}intersectsBox(t){return null!==this.intersectBox(t,ie)}intersectTriangle(t,e,n,i,r){oe.subVectors(e,t),le.subVectors(n,t),ce.crossVectors(oe,le);let s,a=this.direction.dot(ce);if(a>0){if(i)return null;s=1}else{if(!(a<0))return null;s=-1,a=-a}ae.subVectors(this.origin,t);const o=s*this.direction.dot(le.crossVectors(ae,le));if(o<0)return null;const l=s*this.direction.dot(oe.cross(ae));if(l<0)return null;if(o+l>a)return null;const c=-s*ae.dot(ce);return c<0?null:this.at(c/a,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class ue{constructor(){this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.")}set(t,e,n,i,r,s,a,o,l,c,h,u,d,p,m,f){const g=this.elements;return g[0]=t,g[4]=e,g[8]=n,g[12]=i,g[1]=r,g[5]=s,g[9]=a,g[13]=o,g[2]=l,g[6]=c,g[10]=h,g[14]=u,g[3]=d,g[7]=p,g[11]=m,g[15]=f,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new ue).fromArray(this.elements)}copy(t){const e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this}copyPosition(t){const e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[14],this}setFromMatrix3(t){const e=t.elements;return this.set(e[0],e[3],e[6],0,e[1],e[4],e[7],0,e[2],e[5],e[8],0,0,0,0,1),this}extractBasis(t,e,n){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(t,e,n){return this.set(t.x,e.x,n.x,0,t.y,e.y,n.y,0,t.z,e.z,n.z,0,0,0,0,1),this}extractRotation(t){const e=this.elements,n=t.elements,i=1/de.setFromMatrixColumn(t,0).length(),r=1/de.setFromMatrixColumn(t,1).length(),s=1/de.setFromMatrixColumn(t,2).length();return e[0]=n[0]*i,e[1]=n[1]*i,e[2]=n[2]*i,e[3]=0,e[4]=n[4]*r,e[5]=n[5]*r,e[6]=n[6]*r,e[7]=0,e[8]=n[8]*s,e[9]=n[9]*s,e[10]=n[10]*s,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){t&&t.isEuler||console.error("THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");const e=this.elements,n=t.x,i=t.y,r=t.z,s=Math.cos(n),a=Math.sin(n),o=Math.cos(i),l=Math.sin(i),c=Math.cos(r),h=Math.sin(r);if("XYZ"===t.order){const t=s*c,n=s*h,i=a*c,r=a*h;e[0]=o*c,e[4]=-o*h,e[8]=l,e[1]=n+i*l,e[5]=t-r*l,e[9]=-a*o,e[2]=r-t*l,e[6]=i+n*l,e[10]=s*o}else if("YXZ"===t.order){const t=o*c,n=o*h,i=l*c,r=l*h;e[0]=t+r*a,e[4]=i*a-n,e[8]=s*l,e[1]=s*h,e[5]=s*c,e[9]=-a,e[2]=n*a-i,e[6]=r+t*a,e[10]=s*o}else if("ZXY"===t.order){const t=o*c,n=o*h,i=l*c,r=l*h;e[0]=t-r*a,e[4]=-s*h,e[8]=i+n*a,e[1]=n+i*a,e[5]=s*c,e[9]=r-t*a,e[2]=-s*l,e[6]=a,e[10]=s*o}else if("ZYX"===t.order){const t=s*c,n=s*h,i=a*c,r=a*h;e[0]=o*c,e[4]=i*l-n,e[8]=t*l+r,e[1]=o*h,e[5]=r*l+t,e[9]=n*l-i,e[2]=-l,e[6]=a*o,e[10]=s*o}else if("YZX"===t.order){const t=s*o,n=s*l,i=a*o,r=a*l;e[0]=o*c,e[4]=r-t*h,e[8]=i*h+n,e[1]=h,e[5]=s*c,e[9]=-a*c,e[2]=-l*c,e[6]=n*h+i,e[10]=t-r*h}else if("XZY"===t.order){const t=s*o,n=s*l,i=a*o,r=a*l;e[0]=o*c,e[4]=-h,e[8]=l*c,e[1]=t*h+r,e[5]=s*c,e[9]=n*h-i,e[2]=i*h-n,e[6]=a*c,e[10]=r*h+t}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromQuaternion(t){return this.compose(me,t,fe)}lookAt(t,e,n){const i=this.elements;return ye.subVectors(t,e),0===ye.lengthSq()&&(ye.z=1),ye.normalize(),ge.crossVectors(n,ye),0===ge.lengthSq()&&(1===Math.abs(n.z)?ye.x+=1e-4:ye.z+=1e-4,ye.normalize(),ge.crossVectors(n,ye)),ge.normalize(),ve.crossVectors(ye,ge),i[0]=ge.x,i[4]=ve.x,i[8]=ye.x,i[1]=ge.y,i[5]=ve.y,i[9]=ye.y,i[2]=ge.z,i[6]=ve.z,i[10]=ye.z,this}multiply(t,e){return void 0!==e?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(t,e)):this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const n=t.elements,i=e.elements,r=this.elements,s=n[0],a=n[4],o=n[8],l=n[12],c=n[1],h=n[5],u=n[9],d=n[13],p=n[2],m=n[6],f=n[10],g=n[14],v=n[3],y=n[7],x=n[11],_=n[15],b=i[0],M=i[4],w=i[8],S=i[12],T=i[1],E=i[5],A=i[9],L=i[13],R=i[2],C=i[6],P=i[10],I=i[14],D=i[3],N=i[7],z=i[11],B=i[15];return r[0]=s*b+a*T+o*R+l*D,r[4]=s*M+a*E+o*C+l*N,r[8]=s*w+a*A+o*P+l*z,r[12]=s*S+a*L+o*I+l*B,r[1]=c*b+h*T+u*R+d*D,r[5]=c*M+h*E+u*C+d*N,r[9]=c*w+h*A+u*P+d*z,r[13]=c*S+h*L+u*I+d*B,r[2]=p*b+m*T+f*R+g*D,r[6]=p*M+m*E+f*C+g*N,r[10]=p*w+m*A+f*P+g*z,r[14]=p*S+m*L+f*I+g*B,r[3]=v*b+y*T+x*R+_*D,r[7]=v*M+y*E+x*C+_*N,r[11]=v*w+y*A+x*P+_*z,r[15]=v*S+y*L+x*I+_*B,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this}determinant(){const t=this.elements,e=t[0],n=t[4],i=t[8],r=t[12],s=t[1],a=t[5],o=t[9],l=t[13],c=t[2],h=t[6],u=t[10],d=t[14];return t[3]*(+r*o*h-i*l*h-r*a*u+n*l*u+i*a*d-n*o*d)+t[7]*(+e*o*d-e*l*u+r*s*u-i*s*d+i*l*c-r*o*c)+t[11]*(+e*l*h-e*a*d-r*s*h+n*s*d+r*a*c-n*l*c)+t[15]*(-i*a*c-e*o*h+e*a*u+i*s*h-n*s*u+n*o*c)}transpose(){const t=this.elements;let e;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this}setPosition(t,e,n){const i=this.elements;return t.isVector3?(i[12]=t.x,i[13]=t.y,i[14]=t.z):(i[12]=t,i[13]=e,i[14]=n),this}invert(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],c=t[8],h=t[9],u=t[10],d=t[11],p=t[12],m=t[13],f=t[14],g=t[15],v=h*f*l-m*u*l+m*o*d-a*f*d-h*o*g+a*u*g,y=p*u*l-c*f*l-p*o*d+s*f*d+c*o*g-s*u*g,x=c*m*l-p*h*l+p*a*d-s*m*d-c*a*g+s*h*g,_=p*h*o-c*m*o-p*a*u+s*m*u+c*a*f-s*h*f,b=e*v+n*y+i*x+r*_;if(0===b)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const M=1/b;return t[0]=v*M,t[1]=(m*u*r-h*f*r-m*i*d+n*f*d+h*i*g-n*u*g)*M,t[2]=(a*f*r-m*o*r+m*i*l-n*f*l-a*i*g+n*o*g)*M,t[3]=(h*o*r-a*u*r-h*i*l+n*u*l+a*i*d-n*o*d)*M,t[4]=y*M,t[5]=(c*f*r-p*u*r+p*i*d-e*f*d-c*i*g+e*u*g)*M,t[6]=(p*o*r-s*f*r-p*i*l+e*f*l+s*i*g-e*o*g)*M,t[7]=(s*u*r-c*o*r+c*i*l-e*u*l-s*i*d+e*o*d)*M,t[8]=x*M,t[9]=(p*h*r-c*m*r-p*n*d+e*m*d+c*n*g-e*h*g)*M,t[10]=(s*m*r-p*a*r+p*n*l-e*m*l-s*n*g+e*a*g)*M,t[11]=(c*a*r-s*h*r-c*n*l+e*h*l+s*n*d-e*a*d)*M,t[12]=_*M,t[13]=(c*m*i-p*h*i+p*n*u-e*m*u-c*n*f+e*h*f)*M,t[14]=(p*a*i-s*m*i-p*n*o+e*m*o+s*n*f-e*a*f)*M,t[15]=(s*h*i-c*a*i+c*n*o-e*h*o-s*n*u+e*a*u)*M,this}scale(t){const e=this.elements,n=t.x,i=t.y,r=t.z;return e[0]*=n,e[4]*=i,e[8]*=r,e[1]*=n,e[5]*=i,e[9]*=r,e[2]*=n,e[6]*=i,e[10]*=r,e[3]*=n,e[7]*=i,e[11]*=r,this}getMaxScaleOnAxis(){const t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],n=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],i=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,n,i))}makeTranslation(t,e,n){return this.set(1,0,0,t,0,1,0,e,0,0,1,n,0,0,0,1),this}makeRotationX(t){const e=Math.cos(t),n=Math.sin(t);return this.set(1,0,0,0,0,e,-n,0,0,n,e,0,0,0,0,1),this}makeRotationY(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,0,n,0,0,1,0,0,-n,0,e,0,0,0,0,1),this}makeRotationZ(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,0,n,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){const n=Math.cos(e),i=Math.sin(e),r=1-n,s=t.x,a=t.y,o=t.z,l=r*s,c=r*a;return this.set(l*s+n,l*a-i*o,l*o+i*a,0,l*a+i*o,c*a+n,c*o-i*s,0,l*o-i*a,c*o+i*s,r*o*o+n,0,0,0,0,1),this}makeScale(t,e,n){return this.set(t,0,0,0,0,e,0,0,0,0,n,0,0,0,0,1),this}makeShear(t,e,n,i,r,s){return this.set(1,n,r,0,t,1,s,0,e,i,1,0,0,0,0,1),this}compose(t,e,n){const i=this.elements,r=e._x,s=e._y,a=e._z,o=e._w,l=r+r,c=s+s,h=a+a,u=r*l,d=r*c,p=r*h,m=s*c,f=s*h,g=a*h,v=o*l,y=o*c,x=o*h,_=n.x,b=n.y,M=n.z;return i[0]=(1-(m+g))*_,i[1]=(d+x)*_,i[2]=(p-y)*_,i[3]=0,i[4]=(d-x)*b,i[5]=(1-(u+g))*b,i[6]=(f+v)*b,i[7]=0,i[8]=(p+y)*M,i[9]=(f-v)*M,i[10]=(1-(u+m))*M,i[11]=0,i[12]=t.x,i[13]=t.y,i[14]=t.z,i[15]=1,this}decompose(t,e,n){const i=this.elements;let r=de.set(i[0],i[1],i[2]).length();const s=de.set(i[4],i[5],i[6]).length(),a=de.set(i[8],i[9],i[10]).length();this.determinant()<0&&(r=-r),t.x=i[12],t.y=i[13],t.z=i[14],pe.copy(this);const o=1/r,l=1/s,c=1/a;return pe.elements[0]*=o,pe.elements[1]*=o,pe.elements[2]*=o,pe.elements[4]*=l,pe.elements[5]*=l,pe.elements[6]*=l,pe.elements[8]*=c,pe.elements[9]*=c,pe.elements[10]*=c,e.setFromRotationMatrix(pe),n.x=r,n.y=s,n.z=a,this}makePerspective(t,e,n,i,r,s){void 0===s&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.");const a=this.elements,o=2*r/(e-t),l=2*r/(n-i),c=(e+t)/(e-t),h=(n+i)/(n-i),u=-(s+r)/(s-r),d=-2*s*r/(s-r);return a[0]=o,a[4]=0,a[8]=c,a[12]=0,a[1]=0,a[5]=l,a[9]=h,a[13]=0,a[2]=0,a[6]=0,a[10]=u,a[14]=d,a[3]=0,a[7]=0,a[11]=-1,a[15]=0,this}makeOrthographic(t,e,n,i,r,s){const a=this.elements,o=1/(e-t),l=1/(n-i),c=1/(s-r),h=(e+t)*o,u=(n+i)*l,d=(s+r)*c;return a[0]=2*o,a[4]=0,a[8]=0,a[12]=-h,a[1]=0,a[5]=2*l,a[9]=0,a[13]=-u,a[2]=0,a[6]=0,a[10]=-2*c,a[14]=-d,a[3]=0,a[7]=0,a[11]=0,a[15]=1,this}equals(t){const e=this.elements,n=t.elements;for(let t=0;t<16;t++)if(e[t]!==n[t])return!1;return!0}fromArray(t,e=0){for(let n=0;n<16;n++)this.elements[n]=t[n+e];return this}toArray(t=[],e=0){const n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t[e+9]=n[9],t[e+10]=n[10],t[e+11]=n[11],t[e+12]=n[12],t[e+13]=n[13],t[e+14]=n[14],t[e+15]=n[15],t}}ue.prototype.isMatrix4=!0;const de=new Nt,pe=new ue,me=new Nt(0,0,0),fe=new Nt(1,1,1),ge=new Nt,ve=new Nt,ye=new Nt,xe=new ue,_e=new Dt;class be{constructor(t=0,e=0,n=0,i=be.DefaultOrder){this._x=t,this._y=e,this._z=n,this._order=i}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get order(){return this._order}set order(t){this._order=t,this._onChangeCallback()}set(t,e,n,i=this._order){return this._x=t,this._y=e,this._z=n,this._order=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this}setFromRotationMatrix(t,e=this._order,n=!0){const i=t.elements,r=i[0],s=i[4],a=i[8],o=i[1],l=i[5],c=i[9],h=i[2],u=i[6],d=i[10];switch(e){case"XYZ":this._y=Math.asin(ut(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-c,d),this._z=Math.atan2(-s,r)):(this._x=Math.atan2(u,l),this._z=0);break;case"YXZ":this._x=Math.asin(-ut(c,-1,1)),Math.abs(c)<.9999999?(this._y=Math.atan2(a,d),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-h,r),this._z=0);break;case"ZXY":this._x=Math.asin(ut(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(-h,d),this._z=Math.atan2(-s,l)):(this._y=0,this._z=Math.atan2(o,r));break;case"ZYX":this._y=Math.asin(-ut(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(u,d),this._z=Math.atan2(o,r)):(this._x=0,this._z=Math.atan2(-s,l));break;case"YZX":this._z=Math.asin(ut(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-c,l),this._y=Math.atan2(-h,r)):(this._x=0,this._y=Math.atan2(a,d));break;case"XZY":this._z=Math.asin(-ut(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(u,l),this._y=Math.atan2(a,r)):(this._x=Math.atan2(-c,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!0===n&&this._onChangeCallback(),this}setFromQuaternion(t,e,n){return xe.makeRotationFromQuaternion(t),this.setFromRotationMatrix(xe,e,n)}setFromVector3(t,e=this._order){return this.set(t.x,t.y,t.z,e)}reorder(t){return _e.setFromEuler(this),this.setFromQuaternion(_e,t)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order}fromArray(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t}toVector3(t){return t?t.set(this._x,this._y,this._z):new Nt(this._x,this._y,this._z)}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}}be.prototype.isEuler=!0,be.DefaultOrder="XYZ",be.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"];class Me{constructor(){this.mask=1}set(t){this.mask=1<1){for(let t=0;t1){for(let t=0;t0){i.children=[];for(let e=0;e0){i.animations=[];for(let e=0;e0&&(n.geometries=e),i.length>0&&(n.materials=i),r.length>0&&(n.textures=r),a.length>0&&(n.images=a),o.length>0&&(n.shapes=o),l.length>0&&(n.skeletons=l),c.length>0&&(n.animations=c)}return n.object=i,n;function s(t){const e=[];for(const n in t){const i=t[n];delete i.metadata,e.push(i)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let e=0;e0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)}static getBarycoord(t,e,n,i,r){Fe.subVectors(i,e),Oe.subVectors(n,e),Ue.subVectors(t,e);const s=Fe.dot(Fe),a=Fe.dot(Oe),o=Fe.dot(Ue),l=Oe.dot(Oe),c=Oe.dot(Ue),h=s*l-a*a;if(0===h)return r.set(-2,-1,-1);const u=1/h,d=(l*o-a*c)*u,p=(s*c-a*o)*u;return r.set(1-d-p,p,d)}static containsPoint(t,e,n,i){return this.getBarycoord(t,e,n,i,He),He.x>=0&&He.y>=0&&He.x+He.y<=1}static getUV(t,e,n,i,r,s,a,o){return this.getBarycoord(t,e,n,i,He),o.set(0,0),o.addScaledVector(r,He.x),o.addScaledVector(s,He.y),o.addScaledVector(a,He.z),o}static isFrontFacing(t,e,n,i){return Fe.subVectors(n,e),Oe.subVectors(t,e),Fe.cross(Oe).dot(i)<0}set(t,e,n){return this.a.copy(t),this.b.copy(e),this.c.copy(n),this}setFromPointsAndIndices(t,e,n,i){return this.a.copy(t[e]),this.b.copy(t[n]),this.c.copy(t[i]),this}setFromAttributeAndIndices(t,e,n,i){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,n),this.c.fromBufferAttribute(t,i),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return Fe.subVectors(this.c,this.b),Oe.subVectors(this.a,this.b),.5*Fe.cross(Oe).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return Xe.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return Xe.getBarycoord(t,this.a,this.b,this.c,e)}getUV(t,e,n,i,r){return Xe.getUV(t,this.a,this.b,this.c,e,n,i,r)}containsPoint(t){return Xe.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return Xe.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const n=this.a,i=this.b,r=this.c;let s,a;Ge.subVectors(i,n),ke.subVectors(r,n),We.subVectors(t,n);const o=Ge.dot(We),l=ke.dot(We);if(o<=0&&l<=0)return e.copy(n);je.subVectors(t,i);const c=Ge.dot(je),h=ke.dot(je);if(c>=0&&h<=c)return e.copy(i);const u=o*h-c*l;if(u<=0&&o>=0&&c<=0)return s=o/(o-c),e.copy(n).addScaledVector(Ge,s);qe.subVectors(t,r);const d=Ge.dot(qe),p=ke.dot(qe);if(p>=0&&d<=p)return e.copy(r);const m=d*l-o*p;if(m<=0&&l>=0&&p<=0)return a=l/(l-p),e.copy(n).addScaledVector(ke,a);const f=c*p-d*h;if(f<=0&&h-c>=0&&d-p>=0)return Ve.subVectors(r,i),a=(h-c)/(h-c+(d-p)),e.copy(i).addScaledVector(Ve,a);const g=1/(f+m+u);return s=m*g,a=u*g,e.copy(n).addScaledVector(Ge,s).addScaledVector(ke,a)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}let Ye=0;class Je extends rt{constructor(){super(),Object.defineProperty(this,"id",{value:Ye++}),this.uuid=ht(),this.name="",this.type="Material",this.fog=!0,this.blending=1,this.side=0,this.vertexColors=!1,this.opacity=1,this.format=E,this.transparent=!1,this.blendSrc=204,this.blendDst=205,this.blendEquation=n,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=3,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=519,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=tt,this.stencilZFail=tt,this.stencilZPass=tt,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(t){this._alphaTest>0!=t>0&&this.version++,this._alphaTest=t}onBuild(){}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(const e in t){const n=t[e];if(void 0===n){console.warn("THREE.Material: '"+e+"' parameter is undefined.");continue}if("shading"===e){console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=1===n;continue}const i=this[e];void 0!==i?i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[e]=n:console.warn("THREE."+this.type+": '"+e+"' is not a property of this material.")}}toJSON(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const n={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};function i(t){const e=[];for(const n in t){const i=t[n];delete i.metadata,e.push(i)}return e}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),void 0!==this.sheen&&(n.sheen=this.sheen),this.sheenTint&&this.sheenTint.isColor&&(n.sheenTint=this.sheenTint.getHex()),void 0!==this.sheenRoughness&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(n.specularIntensity=this.specularIntensity),this.specularTint&&this.specularTint.isColor&&(n.specularTint=this.specularTint.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(t).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(t).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(t).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(t).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(t).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularTintMap&&this.specularTintMap.isTexture&&(n.specularTintMap=this.specularTintMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(n.combine=this.combine)),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(n.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&(n.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationTint&&(n.attenuationTint=this.attenuationTint.getHex()),void 0!==this.size&&(n.size=this.size),null!==this.shadowSide&&(n.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(n.blending=this.blending),0!==this.side&&(n.side=this.side),this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),this.format!==E&&(n.format=this.format),!0===this.transparent&&(n.transparent=this.transparent),n.depthFunc=this.depthFunc,n.depthTest=this.depthTest,n.depthWrite=this.depthWrite,n.colorWrite=this.colorWrite,n.stencilWrite=this.stencilWrite,n.stencilWriteMask=this.stencilWriteMask,n.stencilFunc=this.stencilFunc,n.stencilRef=this.stencilRef,n.stencilFuncMask=this.stencilFuncMask,n.stencilFail=this.stencilFail,n.stencilZFail=this.stencilZFail,n.stencilZPass=this.stencilZPass,this.rotation&&0!==this.rotation&&(n.rotation=this.rotation),!0===this.polygonOffset&&(n.polygonOffset=!0),0!==this.polygonOffsetFactor&&(n.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(n.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth&&1!==this.linewidth&&(n.linewidth=this.linewidth),void 0!==this.dashSize&&(n.dashSize=this.dashSize),void 0!==this.gapSize&&(n.gapSize=this.gapSize),void 0!==this.scale&&(n.scale=this.scale),!0===this.dithering&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),!0===this.alphaToCoverage&&(n.alphaToCoverage=this.alphaToCoverage),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(n.wireframe=this.wireframe),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(n.flatShading=this.flatShading),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),"{}"!==JSON.stringify(this.userData)&&(n.userData=this.userData),e){const e=i(t.textures),r=i(t.images);e.length>0&&(n.textures=e),r.length>0&&(n.images=r)}return n}clone(){return(new this.constructor).copy(this)}copy(t){this.name=t.name,this.fog=t.fog,this.blending=t.blending,this.side=t.side,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.format=t.format,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let n=null;if(null!==e){const t=e.length;n=new Array(t);for(let i=0;i!==t;++i)n[i]=e[i].clone()}return this.clippingPlanes=n,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}}Je.prototype.isMaterial=!0;const Ze={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},Qe={h:0,s:0,l:0},Ke={h:0,s:0,l:0};function $e(t,e,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?t+6*(e-t)*n:n<.5?e:n<2/3?t+6*(e-t)*(2/3-n):t}function tn(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function en(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}class nn{constructor(t,e,n){return void 0===e&&void 0===n?this.set(t):this.setRGB(t,e,n)}set(t){return t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t),this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,this}setRGB(t,e,n){return this.r=t,this.g=e,this.b=n,this}setHSL(t,e,n){if(t=dt(t,1),e=ut(e,0,1),n=ut(n,0,1),0===e)this.r=this.g=this.b=n;else{const i=n<=.5?n*(1+e):n+e-n*e,r=2*n-i;this.r=$e(r,i,t+1/3),this.g=$e(r,i,t),this.b=$e(r,i,t-1/3)}return this}setStyle(t){function e(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}let n;if(n=/^((?:rgb|hsl)a?)\(([^\)]*)\)/.exec(t)){let t;const i=n[1],r=n[2];switch(i){case"rgb":case"rgba":if(t=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r))return this.r=Math.min(255,parseInt(t[1],10))/255,this.g=Math.min(255,parseInt(t[2],10))/255,this.b=Math.min(255,parseInt(t[3],10))/255,e(t[4]),this;if(t=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r))return this.r=Math.min(100,parseInt(t[1],10))/100,this.g=Math.min(100,parseInt(t[2],10))/100,this.b=Math.min(100,parseInt(t[3],10))/100,e(t[4]),this;break;case"hsl":case"hsla":if(t=/^\s*(\d*\.?\d+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r)){const n=parseFloat(t[1])/360,i=parseInt(t[2],10)/100,r=parseInt(t[3],10)/100;return e(t[4]),this.setHSL(n,i,r)}}}else if(n=/^\#([A-Fa-f\d]+)$/.exec(t)){const t=n[1],e=t.length;if(3===e)return this.r=parseInt(t.charAt(0)+t.charAt(0),16)/255,this.g=parseInt(t.charAt(1)+t.charAt(1),16)/255,this.b=parseInt(t.charAt(2)+t.charAt(2),16)/255,this;if(6===e)return this.r=parseInt(t.charAt(0)+t.charAt(1),16)/255,this.g=parseInt(t.charAt(2)+t.charAt(3),16)/255,this.b=parseInt(t.charAt(4)+t.charAt(5),16)/255,this}return t&&t.length>0?this.setColorName(t):this}setColorName(t){const e=Ze[t.toLowerCase()];return void 0!==e?this.setHex(e):console.warn("THREE.Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copyGammaToLinear(t,e=2){return this.r=Math.pow(t.r,e),this.g=Math.pow(t.g,e),this.b=Math.pow(t.b,e),this}copyLinearToGamma(t,e=2){const n=e>0?1/e:1;return this.r=Math.pow(t.r,n),this.g=Math.pow(t.g,n),this.b=Math.pow(t.b,n),this}convertGammaToLinear(t){return this.copyGammaToLinear(this,t),this}convertLinearToGamma(t){return this.copyLinearToGamma(this,t),this}copySRGBToLinear(t){return this.r=tn(t.r),this.g=tn(t.g),this.b=tn(t.b),this}copyLinearToSRGB(t){return this.r=en(t.r),this.g=en(t.g),this.b=en(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(){return 255*this.r<<16^255*this.g<<8^255*this.b<<0}getHexString(){return("000000"+this.getHex().toString(16)).slice(-6)}getHSL(t){const e=this.r,n=this.g,i=this.b,r=Math.max(e,n,i),s=Math.min(e,n,i);let a,o;const l=(s+r)/2;if(s===r)a=0,o=0;else{const t=r-s;switch(o=l<=.5?t/(r+s):t/(2-r-s),r){case e:a=(n-i)/t+(n65535?mn:dn)(t,1):this.index=t,this}getAttribute(t){return this.attributes[t]}setAttribute(t,e){return this.attributes[t]=e,this}deleteAttribute(t){return delete this.attributes[t],this}hasAttribute(t){return void 0!==this.attributes[t]}addGroup(t,e,n=0){this.groups.push({start:t,count:e,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(t,e){this.drawRange.start=t,this.drawRange.count=e}applyMatrix4(t){const e=this.attributes.position;void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);const n=this.attributes.normal;if(void 0!==n){const e=(new xt).getNormalMatrix(t);n.applyNormalMatrix(e),n.needsUpdate=!0}const i=this.attributes.tangent;return void 0!==i&&(i.transformDirection(t),i.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(t){return xn.makeRotationFromQuaternion(t),this.applyMatrix4(xn),this}rotateX(t){return xn.makeRotationX(t),this.applyMatrix4(xn),this}rotateY(t){return xn.makeRotationY(t),this.applyMatrix4(xn),this}rotateZ(t){return xn.makeRotationZ(t),this.applyMatrix4(xn),this}translate(t,e,n){return xn.makeTranslation(t,e,n),this.applyMatrix4(xn),this}scale(t,e,n){return xn.makeScale(t,e,n),this.applyMatrix4(xn),this}lookAt(t){return _n.lookAt(t),_n.updateMatrix(),this.applyMatrix4(_n.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(bn).negate(),this.translate(bn.x,bn.y,bn.z),this}setFromPoints(t){const e=[];for(let n=0,i=t.length;n0&&(t.userData=this.userData),void 0!==this.parameters){const e=this.parameters;for(const n in e)void 0!==e[n]&&(t[n]=e[n]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const n=this.attributes;for(const e in n){const i=n[e];t.data.attributes[e]=i.toJSON(t.data)}const i={};let r=!1;for(const e in this.morphAttributes){const n=this.morphAttributes[e],s=[];for(let e=0,i=n.length;e0&&(i[e]=s,r=!0)}r&&(t.data.morphAttributes=i,t.data.morphTargetsRelative=this.morphTargetsRelative);const s=this.groups;s.length>0&&(t.data.groups=JSON.parse(JSON.stringify(s)));const a=this.boundingSphere;return null!==a&&(t.data.boundingSphere={center:a.center.toArray(),radius:a.radius}),t}clone(){return(new Tn).copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const n=t.index;null!==n&&this.setIndex(n.clone(e));const i=t.attributes;for(const t in i){const n=i[t];this.setAttribute(t,n.clone(e))}const r=t.morphAttributes;for(const t in r){const n=[],i=r[t];for(let t=0,r=i.length;t0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e0&&console.error("THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}}raycast(t,e){const n=this.geometry,i=this.material,r=this.matrixWorld;if(void 0===i)return;if(null===n.boundingSphere&&n.computeBoundingSphere(),Ln.copy(n.boundingSphere),Ln.applyMatrix4(r),!1===t.ray.intersectsSphere(Ln))return;if(En.copy(r).invert(),An.copy(t.ray).applyMatrix4(En),null!==n.boundingBox&&!1===An.intersectsBox(n.boundingBox))return;let s;if(n.isBufferGeometry){const r=n.index,a=n.attributes.position,o=n.morphAttributes.position,l=n.morphTargetsRelative,c=n.attributes.uv,h=n.attributes.uv2,u=n.groups,d=n.drawRange;if(null!==r)if(Array.isArray(i))for(let n=0,p=u.length;nn.far?null:{distance:c,point:kn.clone(),object:t}}(t,e,n,i,Rn,Cn,Pn,Gn);if(p){o&&(On.fromBufferAttribute(o,c),Un.fromBufferAttribute(o,h),Hn.fromBufferAttribute(o,u),p.uv=Xe.getUV(Gn,Rn,Cn,Pn,On,Un,Hn,new yt)),l&&(On.fromBufferAttribute(l,c),Un.fromBufferAttribute(l,h),Hn.fromBufferAttribute(l,u),p.uv2=Xe.getUV(Gn,Rn,Cn,Pn,On,Un,Hn,new yt));const t={a:c,b:h,c:u,normal:new Nt,materialIndex:0};Xe.getNormal(Rn,Cn,Pn,t.normal),p.face=t}return p}Vn.prototype.isMesh=!0;class jn extends Tn{constructor(t=1,e=1,n=1,i=1,r=1,s=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:i,heightSegments:r,depthSegments:s};const a=this;i=Math.floor(i),r=Math.floor(r),s=Math.floor(s);const o=[],l=[],c=[],h=[];let u=0,d=0;function p(t,e,n,i,r,s,p,m,f,g,v){const y=s/f,x=p/g,_=s/2,b=p/2,M=m/2,w=f+1,S=g+1;let T=0,E=0;const A=new Nt;for(let s=0;s0?1:-1,c.push(A.x,A.y,A.z),h.push(o/f),h.push(1-s/g),T+=1}}for(let t=0;t0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader;const n={};for(const t in this.extensions)!0===this.extensions[t]&&(n[t]=!0);return Object.keys(n).length>0&&(e.extensions=n),e}}Jn.prototype.isShaderMaterial=!0;class Zn extends Be{constructor(){super(),this.type="Camera",this.matrixWorldInverse=new ue,this.projectionMatrix=new ue,this.projectionMatrixInverse=new ue}copy(t,e){return super.copy(t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this}getWorldDirection(t){this.updateWorldMatrix(!0,!1);const e=this.matrixWorld.elements;return t.set(-e[8],-e[9],-e[10]).normalize()}updateMatrixWorld(t){super.updateMatrixWorld(t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(t,e){super.updateWorldMatrix(t,e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return(new this.constructor).copy(this)}}Zn.prototype.isCamera=!0;class Qn extends Zn{constructor(t=50,e=1,n=.1,i=2e3){super(),this.type="PerspectiveCamera",this.fov=t,this.zoom=1,this.near=n,this.far=i,this.focus=10,this.aspect=e,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(t,e){return super.copy(t,e),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=null===t.view?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this}setFocalLength(t){const e=.5*this.getFilmHeight()/t;this.fov=2*ot*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){const t=Math.tan(.5*at*this.fov);return.5*this.getFilmHeight()/t}getEffectiveFOV(){return 2*ot*Math.atan(Math.tan(.5*at*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}setViewOffset(t,e,n,i,r,s){this.aspect=t/e,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=this.near;let e=t*Math.tan(.5*at*this.fov)/this.zoom,n=2*e,i=this.aspect*n,r=-.5*i;const s=this.view;if(null!==this.view&&this.view.enabled){const t=s.fullWidth,a=s.fullHeight;r+=s.offsetX*i/t,e-=s.offsetY*n/a,i*=s.width/t,n*=s.height/a}const a=this.filmOffset;0!==a&&(r+=t*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,e,e-n,t,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}}Qn.prototype.isPerspectiveCamera=!0;const Kn=90;class $n extends Be{constructor(t,e,n){if(super(),this.type="CubeCamera",!0!==n.isWebGLCubeRenderTarget)return void console.error("THREE.CubeCamera: The constructor now expects an instance of WebGLCubeRenderTarget as third parameter.");this.renderTarget=n;const i=new Qn(Kn,1,t,e);i.layers=this.layers,i.up.set(0,-1,0),i.lookAt(new Nt(1,0,0)),this.add(i);const r=new Qn(Kn,1,t,e);r.layers=this.layers,r.up.set(0,-1,0),r.lookAt(new Nt(-1,0,0)),this.add(r);const s=new Qn(Kn,1,t,e);s.layers=this.layers,s.up.set(0,0,1),s.lookAt(new Nt(0,1,0)),this.add(s);const a=new Qn(Kn,1,t,e);a.layers=this.layers,a.up.set(0,0,-1),a.lookAt(new Nt(0,-1,0)),this.add(a);const o=new Qn(Kn,1,t,e);o.layers=this.layers,o.up.set(0,-1,0),o.lookAt(new Nt(0,0,1)),this.add(o);const l=new Qn(Kn,1,t,e);l.layers=this.layers,l.up.set(0,-1,0),l.lookAt(new Nt(0,0,-1)),this.add(l)}update(t,e){null===this.parent&&this.updateMatrixWorld();const n=this.renderTarget,[i,r,s,a,o,l]=this.children,c=t.xr.enabled,h=t.getRenderTarget();t.xr.enabled=!1;const u=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,t.setRenderTarget(n,0),t.render(e,i),t.setRenderTarget(n,1),t.render(e,r),t.setRenderTarget(n,2),t.render(e,s),t.setRenderTarget(n,3),t.render(e,a),t.setRenderTarget(n,4),t.render(e,o),n.texture.generateMipmaps=u,t.setRenderTarget(n,5),t.render(e,l),t.setRenderTarget(h),t.xr.enabled=c}}class ti extends At{constructor(t,e,n,i,s,a,o,l,c,h){super(t=void 0!==t?t:[],e=void 0!==e?e:r,n,i,s,a,o,l,c,h),this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}ti.prototype.isCubeTexture=!0;class ei extends Ct{constructor(t,e,n){Number.isInteger(e)&&(console.warn("THREE.WebGLCubeRenderTarget: constructor signature is now WebGLCubeRenderTarget( size, options )"),e=n),super(t,t,e),e=e||{},this.texture=new ti(void 0,e.mapping,e.wrapS,e.wrapT,e.magFilter,e.minFilter,e.format,e.type,e.anisotropy,e.encoding),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=void 0!==e.generateMipmaps&&e.generateMipmaps,this.texture.minFilter=void 0!==e.minFilter?e.minFilter:g,this.texture._needsFlipEnvMap=!1}fromEquirectangularTexture(t,e){this.texture.type=e.type,this.texture.format=E,this.texture.encoding=e.encoding,this.texture.generateMipmaps=e.generateMipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include \n\t\t\t\t\t#include \n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include \n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},i=new jn(5,5,5),r=new Jn({name:"CubemapFromEquirect",uniforms:qn(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:1,blending:0});r.uniforms.tEquirect.value=e;const s=new Vn(i,r),a=e.minFilter;e.minFilter===y&&(e.minFilter=g);return new $n(1,10,this).update(t,s),e.minFilter=a,s.geometry.dispose(),s.material.dispose(),this}clear(t,e,n,i){const r=t.getRenderTarget();for(let r=0;r<6;r++)t.setRenderTarget(this,r),t.clear(e,n,i);t.setRenderTarget(r)}}ei.prototype.isWebGLCubeRenderTarget=!0;const ni=new Nt,ii=new Nt,ri=new xt;class si{constructor(t=new Nt(1,0,0),e=0){this.normal=t,this.constant=e}set(t,e){return this.normal.copy(t),this.constant=e,this}setComponents(t,e,n,i){return this.normal.set(t,e,n),this.constant=i,this}setFromNormalAndCoplanarPoint(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this}setFromCoplanarPoints(t,e,n){const i=ni.subVectors(n,e).cross(ii.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(i,t),this}copy(t){return this.normal.copy(t.normal),this.constant=t.constant,this}normalize(){const t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(t){return this.normal.dot(t)+this.constant}distanceToSphere(t){return this.distanceToPoint(t.center)-t.radius}projectPoint(t,e){return e.copy(this.normal).multiplyScalar(-this.distanceToPoint(t)).add(t)}intersectLine(t,e){const n=t.delta(ni),i=this.normal.dot(n);if(0===i)return 0===this.distanceToPoint(t.start)?e.copy(t.start):null;const r=-(t.start.dot(this.normal)+this.constant)/i;return r<0||r>1?null:e.copy(n).multiplyScalar(r).add(t.start)}intersectsLine(t){const e=this.distanceToPoint(t.start),n=this.distanceToPoint(t.end);return e<0&&n>0||n<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const n=e||ri.getNormalMatrix(t),i=this.coplanarPoint(ni).applyMatrix4(t),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}}si.prototype.isPlane=!0;const ai=new ne,oi=new Nt;class li{constructor(t=new si,e=new si,n=new si,i=new si,r=new si,s=new si){this.planes=[t,e,n,i,r,s]}set(t,e,n,i,r,s){const a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(n),a[3].copy(i),a[4].copy(r),a[5].copy(s),this}copy(t){const e=this.planes;for(let n=0;n<6;n++)e[n].copy(t.planes[n]);return this}setFromProjectionMatrix(t){const e=this.planes,n=t.elements,i=n[0],r=n[1],s=n[2],a=n[3],o=n[4],l=n[5],c=n[6],h=n[7],u=n[8],d=n[9],p=n[10],m=n[11],f=n[12],g=n[13],v=n[14],y=n[15];return e[0].setComponents(a-i,h-o,m-u,y-f).normalize(),e[1].setComponents(a+i,h+o,m+u,y+f).normalize(),e[2].setComponents(a+r,h+l,m+d,y+g).normalize(),e[3].setComponents(a-r,h-l,m-d,y-g).normalize(),e[4].setComponents(a-s,h-c,m-p,y-v).normalize(),e[5].setComponents(a+s,h+c,m+p,y+v).normalize(),this}intersectsObject(t){const e=t.geometry;return null===e.boundingSphere&&e.computeBoundingSphere(),ai.copy(e.boundingSphere).applyMatrix4(t.matrixWorld),this.intersectsSphere(ai)}intersectsSprite(t){return ai.center.set(0,0,0),ai.radius=.7071067811865476,ai.applyMatrix4(t.matrixWorld),this.intersectsSphere(ai)}intersectsSphere(t){const e=this.planes,n=t.center,i=-t.radius;for(let t=0;t<6;t++){if(e[t].distanceToPoint(n)0?t.max.x:t.min.x,oi.y=i.normal.y>0?t.max.y:t.min.y,oi.z=i.normal.z>0?t.max.z:t.min.z,i.distanceToPoint(oi)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let n=0;n<6;n++)if(e[n].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}function ci(){let t=null,e=!1,n=null,i=null;function r(e,s){n(e,s),i=t.requestAnimationFrame(r)}return{start:function(){!0!==e&&null!==n&&(i=t.requestAnimationFrame(r),e=!0)},stop:function(){t.cancelAnimationFrame(i),e=!1},setAnimationLoop:function(t){n=t},setContext:function(e){t=e}}}function hi(t,e){const n=e.isWebGL2,i=new WeakMap;return{get:function(t){return t.isInterleavedBufferAttribute&&(t=t.data),i.get(t)},remove:function(e){e.isInterleavedBufferAttribute&&(e=e.data);const n=i.get(e);n&&(t.deleteBuffer(n.buffer),i.delete(e))},update:function(e,r){if(e.isGLBufferAttribute){const t=i.get(e);return void((!t||t.version 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, 1.0, dotVH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenTint, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenTint * ( D * V );\n}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {\n\t\tvec3 vSigmaX = vec3( dFdx( surf_pos.x ), dFdx( surf_pos.y ), dFdx( surf_pos.z ) );\n\t\tvec3 vSigmaY = vec3( dFdy( surf_pos.x ), dFdy( surf_pos.y ), dFdy( surf_pos.z ) );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 ) * faceDirection;\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#pragma unroll_loop_end\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\tif ( clipped ) discard;\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat linearToRelativeLuminance( const in vec3 color ) {\n\tvec3 weights = vec3( 0.2126, 0.7152, 0.0722 );\n\treturn dot( weights, color.rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_maxMipLevel 8.0\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_maxTileSize 256.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\tfloat texelSize = 1.0 / ( 3.0 * cubeUV_maxTileSize );\n\t\tvec2 uv = getUV( direction, face ) * ( faceSize - 1.0 );\n\t\tvec2 f = fract( uv );\n\t\tuv += 0.5 - f;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tif ( mipInt < cubeUV_maxMipLevel ) {\n\t\t\tuv.y += 2.0 * cubeUV_maxTileSize;\n\t\t}\n\t\tuv.y += filterInt * 2.0 * cubeUV_minTileSize;\n\t\tuv.x += 3.0 * max( 0.0, cubeUV_maxTileSize - 2.0 * faceSize );\n\t\tuv *= texelSize;\n\t\tvec3 tl = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.x += texelSize;\n\t\tvec3 tr = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.y += texelSize;\n\t\tvec3 br = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.x -= texelSize;\n\t\tvec3 bl = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tvec3 tm = mix( tl, tr, f.x );\n\t\tvec3 bm = mix( bl, br, f.x );\n\t\treturn mix( tm, bm, f.y );\n\t}\n\t#define r0 1.0\n\t#define v0 0.339\n\t#define m0 - 2.0\n\t#define r1 0.8\n\t#define v1 0.276\n\t#define m1 - 1.0\n\t#define r4 0.4\n\t#define v4 0.046\n\t#define m4 2.0\n\t#define r5 0.305\n\t#define v5 0.016\n\t#define m5 3.0\n\t#define r6 0.21\n\t#define v6 0.0038\n\t#define m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= r1 ) {\n\t\t\tmip = ( r0 - roughness ) * ( m1 - m0 ) / ( r0 - r1 ) + m0;\n\t\t} else if ( roughness >= r4 ) {\n\t\t\tmip = ( r1 - roughness ) * ( m4 - m1 ) / ( r1 - r4 ) + m1;\n\t\t} else if ( roughness >= r5 ) {\n\t\t\tmip = ( r4 - roughness ) * ( m5 - m4 ) / ( r4 - r5 ) + m4;\n\t\t} else if ( roughness >= r6 ) {\n\t\t\tmip = ( r5 - roughness ) * ( m6 - m5 ) / ( r5 - r6 ) + m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), m0, cubeUV_maxMipLevel );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\tmat3 m = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\n\ttransformedNormal = m * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",encodings_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",encodings_pars_fragment:"\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( gammaFactor ) ), value.a );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( 1.0 / gammaFactor ) ), value.a );\n}\nvec4 sRGBToLinear( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}\nvec4 RGBEToLinear( in vec4 value ) {\n\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n\tfloat maxComponent = max( max( value.r, value.g ), value.b );\n\tfloat fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n\treturn vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * value.a * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat M = clamp( maxRGB / maxRange, 0.0, 1.0 );\n\tM = ceil( M * 255.0 ) / 255.0;\n\treturn vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat D = max( maxRange / maxRGB, 1.0 );\n\tD = clamp( floor( D ) / 255.0, 0.0, 1.0 );\n\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value ) {\n\tvec3 Xp_Y_XYZp = cLogLuvM * value.rgb;\n\tXp_Y_XYZp = max( Xp_Y_XYZp, vec3( 1e-6, 1e-6, 1e-6 ) );\n\tvec4 vResult;\n\tvResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n\tfloat Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n\tvResult.w = fract( Le );\n\tvResult.z = ( Le - ( floor( vResult.w * 255.0 ) ) / 255.0 ) / 255.0;\n\treturn vResult;\n}\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n\tfloat Le = value.z * 255.0 + value.w;\n\tvec3 Xp_Y_XYZp;\n\tXp_Y_XYZp.y = exp2( ( Le - 127.0 ) / 2.0 );\n\tXp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n\tXp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n\tvec3 vRGB = cLogLuvInverseM * Xp_Y_XYZp.rgb;\n\treturn vec4( max( vRGB, 0.0 ), 1.0 );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t\tenvColor = envMapTexelToLinear( envColor );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 envColor = textureCubeUV( envMap, reflectVec, 0.0 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform int maxMipLevel;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) ||defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#if defined( USE_ENVMAP )\n\t#ifdef ENVMAP_MODE_REFRACTION\n\t\tuniform float refractionRatio;\n\t#endif\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#if defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#if defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 reflectVec;\n\t\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\t\treflectVec = reflect( - viewDir, normal );\n\t\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t\t#else\n\t\t\t\treflectVec = refract( - viewDir, normal, refractionRatio );\n\t\t\t#endif\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn texture2D( gradientMap, coord ).rgb;\n\t#else\n\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t#endif\n}",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel = texture2D( lightMap, vUv2 );\n\tvec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tlightMapIrradiance *= PI;\n\t#endif\n\treflectedLight.indirectDiffuse += lightMapIrradiance;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_vertex:"vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\nvIndirectFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n\tvIndirectBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\nvIndirectFront += getAmbientLightIrradiance( ambientLightColor );\nvIndirectFront += getLightProbeIrradiance( lightProbe, geometry.normal );\n#ifdef DOUBLE_SIDED\n\tvIndirectBack += getAmbientLightIrradiance( ambientLightColor );\n\tvIndirectBack += getLightProbeIrradiance( lightProbe, backGeometry.normal );\n#endif\n#if NUM_POINT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointLightInfo( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( - dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotLightInfo( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( - dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_DIR_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalLightInfo( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( - dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvIndirectFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry.normal );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvIndirectBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry.normal );\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\t#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\t\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\t\tif ( cutoffDistance > 0.0 ) {\n\t\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t\t}\n\t\treturn distanceFalloff;\n\t#else\n\t\tif ( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\t\treturn pow( saturate( - lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t\t}\n\t\treturn 1.0;\n\t#endif\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon\n#define Material_LightProbeLOD( material )\t(0)",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\t#ifdef SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularTintFactor = specularTint;\n\t\t#ifdef USE_SPECULARINTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vUv ).a;\n\t\t#endif\n\t\t#ifdef USE_SPECULARTINTMAP\n\t\t\tspecularTintFactor *= specularTintMapTexelToLinear( texture2D( specularTintMap, vUv ) ).rgb;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularTintFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = mix( min( pow2( ( ior - 1.0 ) / ( ior + 1.0 ) ) * specularTintFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenTint = sheenTint;\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat roughness;\n\tvec3 specularColor;\n\tfloat specularF90;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenTint;\n\t\tfloat sheenRoughness;\n\t#endif\n};\nvec3 clearcoatSpecular = vec3( 0.0 );\nvec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\tvec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;\n\treturn fab;\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\tvec3 FssEss = specularColor * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3(\t\t0, 1,\t\t0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecular += ccIrradiance * BRDF_GGX( directLight.direction, geometry.viewDir, geometry.clearcoatNormal, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\treflectedLight.directSpecular += irradiance * BRDF_Sheen( directLight.direction, geometry.viewDir, geometry.normal, material.sheenTint, material.sheenRoughness );\n\t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularF90, material.roughness );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecular += clearcoatRadiance * EnvironmentBRDF( geometry.clearcoatNormal, geometry.viewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tcomputeMultiscattering( geometry.normal, geometry.viewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - ( singleScattering + multiScattering ) );\n\treflectedLight.indirectSpecular += radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n#ifdef USE_CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry.normal );\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry.normal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vUv2 );\n\t\tvec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tlightMapIrradiance *= PI;\n\t\t#endif\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getIBLIrradiance( geometry.normal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getIBLRadiance( geometry.viewDir, geometry.normal, material.roughness );\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\n\t#endif\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n#endif\n#ifdef USE_MAP\n\tvec4 mapTexel = texture2D( map, uv );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tuniform mat3 uvTransform;\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t\tif ( morphTargetInfluences[ i ] > 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1, 2 ) * morphTargetInfluences[ i ];\n\t\t}\n\t#else\n\t\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\t\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\t\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\t\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n\t#endif\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\tuniform float morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t\tuniform sampler2DArray morphTargetsTexture;\n\t\tuniform vec2 morphTargetsTextureSize;\n\t\tvec3 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset, const in int stride ) {\n\t\t\tfloat texelIndex = float( vertexIndex * stride + offset );\n\t\t\tfloat y = floor( texelIndex / morphTargetsTextureSize.x );\n\t\t\tfloat x = texelIndex - y * morphTargetsTextureSize.x;\n\t\t\tvec3 morphUV = vec3( ( x + 0.5 ) / morphTargetsTextureSize.x, y / morphTargetsTextureSize.y, morphTargetIndex );\n\t\t\treturn texture( morphTargetsTexture, morphUV ).xyz;\n\t\t}\n\t#else\n\t\t#ifndef USE_MORPHNORMALS\n\t\t\tuniform float morphTargetInfluences[ 8 ];\n\t\t#else\n\t\t\tuniform float morphTargetInfluences[ 4 ];\n\t\t#endif\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t\t#ifndef USE_MORPHNORMALS\n\t\t\t\tif ( morphTargetInfluences[ i ] > 0.0 ) transformed += getMorph( gl_VertexID, i, 0, 1 ) * morphTargetInfluences[ i ];\n\t\t\t#else\n\t\t\t\tif ( morphTargetInfluences[ i ] > 0.0 ) transformed += getMorph( gl_VertexID, i, 0, 2 ) * morphTargetInfluences[ i ];\n\t\t\t#endif\n\t\t}\n\t#else\n\t\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\t\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\t\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\t\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\t\t#ifndef USE_MORPHNORMALS\n\t\t\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\t\t\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\t\t\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\t\t\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\t\t#endif\n\t#endif\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\t#ifdef USE_TANGENT\n\t\tvec3 tangent = normalize( vTangent );\n\t\tvec3 bitangent = normalize( vBitangent );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\ttangent = tangent * faceDirection;\n\t\t\tbitangent = bitangent * faceDirection;\n\t\t#endif\n\t\t#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\n\t\t#endif\n\t#endif\n#endif\nvec3 geometryNormal = normal;",normal_fragment_maps:"#ifdef OBJECTSPACE_NORMALMAP\n\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( TANGENTSPACE_NORMALMAP )\n\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\t#ifdef USE_TANGENT\n\t\tnormal = normalize( vTBN * mapN );\n\t#else\n\t\tnormal = perturbNormal2Arb( - vViewPosition, normal, mapN, faceDirection );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef OBJECTSPACE_NORMALMAP\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec3 mapN, float faceDirection ) {\n\t\tvec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );\n\t\tvec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : faceDirection * inversesqrt( det );\n\t\treturn normalize( T * ( mapN.x * scale ) + B * ( mapN.y * scale ) + N * mapN.z );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\t#ifdef USE_TANGENT\n\t\tclearcoatNormal = normalize( vTBN * clearcoatMapN );\n\t#else\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN, faceDirection );\n\t#endif\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif",output_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= transmissionAlpha + 0.1;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec4 pack2HalfToRGBA( vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t\tf.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ), \n\t\t\t\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t\tf.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif",shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0 || NUM_SPOT_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0\n\t\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\tvec4 shadowWorldPosition;\n\t#endif\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\t#ifdef BONE_TEXTURE\n\t\tuniform highp sampler2D boneTexture;\n\t\tuniform int boneTextureSize;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\t\ty = dy * ( y + 0.5 );\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\t\treturn bone;\n\t\t}\n\t#else\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\t\t}\n\t#endif\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3(\t1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108,\t1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605,\t1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tfloat transmissionAlpha = 1.0;\n\tfloat transmissionFactor = transmission;\n\tfloat thicknessFactor = thickness;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\ttransmissionFactor *= texture2D( transmissionMap, vUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tthicknessFactor *= texture2D( thicknessMap, vUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmission = getIBLVolumeRefraction(\n\t\tn, v, roughnessFactor, material.diffuseColor, material.specularColor, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, ior, thicknessFactor,\n\t\tattenuationTint, attenuationDistance );\n\ttotalDiffuse = mix( totalDiffuse, transmission.rgb, transmissionFactor );\n\ttransmissionAlpha = mix( transmissionAlpha, transmission.a, transmissionFactor );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationTint;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tvec3 getVolumeTransmissionRay( vec3 n, vec3 v, float thickness, float ior, mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( float roughness, float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( vec2 fragCoord, float roughness, float ior ) {\n\t\tfloat framebufferLod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\treturn texture2DLodEXT( transmissionSamplerMap, fragCoord.xy, framebufferLod );\n\t\t#else\n\t\t\treturn texture2D( transmissionSamplerMap, fragCoord.xy, framebufferLod );\n\t\t#endif\n\t}\n\tvec3 applyVolumeAttenuation( vec3 radiance, float transmissionDistance, vec3 attenuationColor, float attenuationDistance ) {\n\t\tif ( attenuationDistance == 0.0 ) {\n\t\t\treturn radiance;\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance * radiance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( vec3 n, vec3 v, float roughness, vec3 diffuseColor, vec3 specularColor, float specularF90,\n\t\tvec3 position, mat4 modelMatrix, mat4 viewMatrix, mat4 projMatrix, float ior, float thickness,\n\t\tvec3 attenuationColor, float attenuationDistance ) {\n\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\trefractionCoords += 1.0;\n\t\trefractionCoords /= 2.0;\n\t\tvec4 transmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\tvec3 attenuatedColor = applyVolumeAttenuation( transmittedLight.rgb, length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor * diffuseColor, transmittedLight.a );\n\t}\n#endif",uv_pars_fragment:"#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#ifdef USE_UV\n\t#ifdef UVS_VERTEX_ONLY\n\t\tvec2 vUv;\n\t#else\n\t\tvarying vec2 vUv;\n\t#endif\n\tuniform mat3 uvTransform;\n#endif",uv_vertex:"#ifdef USE_UV\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n\tuniform mat3 uv2Transform;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION )\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"#include \nuniform float opacity;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 vReflect = vWorldDirection;\n\t#include \n\tgl_FragColor = envColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#endif\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tvec4 texColor = texture2D( tEquirect, sampleUV );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\treflectedLight.indirectDiffuse += lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.indirectDiffuse += ( gl_FrontFacing ) ? vIndirectFront : vIndirectBack;\n\t#else\n\t\treflectedLight.indirectDiffuse += vIndirectFront;\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= BRDF_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t\tmatcapColor = matcapTexelToLinear( matcapColor );\n\t#else\n\t\tvec4 matcapColor = vec4( 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularTint;\n\t#ifdef USE_SPECULARINTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n\t#ifdef USE_SPECULARTINTMAP\n\t\tuniform sampler2D specularTintMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenTint;\n\tuniform float sheenRoughness;\n#endif\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include \n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - clearcoat * Fcc ) + clearcoatSpecular * clearcoat;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",points_vert:"uniform float size;\nuniform float scale;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_vert:"#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include \n\t#include \n\t#include \n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include \n\t#include \n\t#include \n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n}"},pi={common:{diffuse:{value:new nn(16777215)},opacity:{value:1},map:{value:null},uvTransform:{value:new xt},uv2Transform:{value:new xt},alphaMap:{value:null},alphaTest:{value:0}},specularmap:{specularMap:{value:null}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98},maxMipLevel:{value:0}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new yt(1,1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new nn(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotShadowMap:{value:[]},spotShadowMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new nn(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaTest:{value:0},uvTransform:{value:new xt}},sprite:{diffuse:{value:new nn(16777215)},opacity:{value:1},center:{value:new yt(.5,.5)},rotation:{value:0},map:{value:null},alphaMap:{value:null},alphaTest:{value:0},uvTransform:{value:new xt}}},mi={basic:{uniforms:Xn([pi.common,pi.specularmap,pi.envmap,pi.aomap,pi.lightmap,pi.fog]),vertexShader:di.meshbasic_vert,fragmentShader:di.meshbasic_frag},lambert:{uniforms:Xn([pi.common,pi.specularmap,pi.envmap,pi.aomap,pi.lightmap,pi.emissivemap,pi.fog,pi.lights,{emissive:{value:new nn(0)}}]),vertexShader:di.meshlambert_vert,fragmentShader:di.meshlambert_frag},phong:{uniforms:Xn([pi.common,pi.specularmap,pi.envmap,pi.aomap,pi.lightmap,pi.emissivemap,pi.bumpmap,pi.normalmap,pi.displacementmap,pi.fog,pi.lights,{emissive:{value:new nn(0)},specular:{value:new nn(1118481)},shininess:{value:30}}]),vertexShader:di.meshphong_vert,fragmentShader:di.meshphong_frag},standard:{uniforms:Xn([pi.common,pi.envmap,pi.aomap,pi.lightmap,pi.emissivemap,pi.bumpmap,pi.normalmap,pi.displacementmap,pi.roughnessmap,pi.metalnessmap,pi.fog,pi.lights,{emissive:{value:new nn(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:di.meshphysical_vert,fragmentShader:di.meshphysical_frag},toon:{uniforms:Xn([pi.common,pi.aomap,pi.lightmap,pi.emissivemap,pi.bumpmap,pi.normalmap,pi.displacementmap,pi.gradientmap,pi.fog,pi.lights,{emissive:{value:new nn(0)}}]),vertexShader:di.meshtoon_vert,fragmentShader:di.meshtoon_frag},matcap:{uniforms:Xn([pi.common,pi.bumpmap,pi.normalmap,pi.displacementmap,pi.fog,{matcap:{value:null}}]),vertexShader:di.meshmatcap_vert,fragmentShader:di.meshmatcap_frag},points:{uniforms:Xn([pi.points,pi.fog]),vertexShader:di.points_vert,fragmentShader:di.points_frag},dashed:{uniforms:Xn([pi.common,pi.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:di.linedashed_vert,fragmentShader:di.linedashed_frag},depth:{uniforms:Xn([pi.common,pi.displacementmap]),vertexShader:di.depth_vert,fragmentShader:di.depth_frag},normal:{uniforms:Xn([pi.common,pi.bumpmap,pi.normalmap,pi.displacementmap,{opacity:{value:1}}]),vertexShader:di.meshnormal_vert,fragmentShader:di.meshnormal_frag},sprite:{uniforms:Xn([pi.sprite,pi.fog]),vertexShader:di.sprite_vert,fragmentShader:di.sprite_frag},background:{uniforms:{uvTransform:{value:new xt},t2D:{value:null}},vertexShader:di.background_vert,fragmentShader:di.background_frag},cube:{uniforms:Xn([pi.envmap,{opacity:{value:1}}]),vertexShader:di.cube_vert,fragmentShader:di.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:di.equirect_vert,fragmentShader:di.equirect_frag},distanceRGBA:{uniforms:Xn([pi.common,pi.displacementmap,{referencePosition:{value:new Nt},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:di.distanceRGBA_vert,fragmentShader:di.distanceRGBA_frag},shadow:{uniforms:Xn([pi.lights,pi.fog,{color:{value:new nn(0)},opacity:{value:1}}]),vertexShader:di.shadow_vert,fragmentShader:di.shadow_frag}};function fi(t,e,n,i,r){const s=new nn(0);let a,o,c=0,h=null,u=0,d=null;function p(t,e){n.buffers.color.setClear(t.r,t.g,t.b,e,r)}return{getClearColor:function(){return s},setClearColor:function(t,e=1){s.set(t),c=e,p(s,c)},getClearAlpha:function(){return c},setClearAlpha:function(t){c=t,p(s,c)},render:function(n,r){let m=!1,f=!0===r.isScene?r.background:null;f&&f.isTexture&&(f=e.get(f));const g=t.xr,v=g.getSession&&g.getSession();v&&"additive"===v.environmentBlendMode&&(f=null),null===f?p(s,c):f&&f.isColor&&(p(f,1),m=!0),(t.autoClear||m)&&t.clear(t.autoClearColor,t.autoClearDepth,t.autoClearStencil),f&&(f.isCubeTexture||f.mapping===l)?(void 0===o&&(o=new Vn(new jn(1,1,1),new Jn({name:"BackgroundCubeMaterial",uniforms:qn(mi.cube.uniforms),vertexShader:mi.cube.vertexShader,fragmentShader:mi.cube.fragmentShader,side:1,depthTest:!1,depthWrite:!1,fog:!1})),o.geometry.deleteAttribute("normal"),o.geometry.deleteAttribute("uv"),o.onBeforeRender=function(t,e,n){this.matrixWorld.copyPosition(n.matrixWorld)},Object.defineProperty(o.material,"envMap",{get:function(){return this.uniforms.envMap.value}}),i.update(o)),o.material.uniforms.envMap.value=f,o.material.uniforms.flipEnvMap.value=f.isCubeTexture&&!1===f.isRenderTargetTexture?-1:1,h===f&&u===f.version&&d===t.toneMapping||(o.material.needsUpdate=!0,h=f,u=f.version,d=t.toneMapping),n.unshift(o,o.geometry,o.material,0,0,null)):f&&f.isTexture&&(void 0===a&&(a=new Vn(new ui(2,2),new Jn({name:"BackgroundMaterial",uniforms:qn(mi.background.uniforms),vertexShader:mi.background.vertexShader,fragmentShader:mi.background.fragmentShader,side:0,depthTest:!1,depthWrite:!1,fog:!1})),a.geometry.deleteAttribute("normal"),Object.defineProperty(a.material,"map",{get:function(){return this.uniforms.t2D.value}}),i.update(a)),a.material.uniforms.t2D.value=f,!0===f.matrixAutoUpdate&&f.updateMatrix(),a.material.uniforms.uvTransform.value.copy(f.matrix),h===f&&u===f.version&&d===t.toneMapping||(a.material.needsUpdate=!0,h=f,u=f.version,d=t.toneMapping),n.unshift(a,a.geometry,a.material,0,0,null))}}}function gi(t,e,n,i){const r=t.getParameter(34921),s=i.isWebGL2?null:e.get("OES_vertex_array_object"),a=i.isWebGL2||null!==s,o={},l=d(null);let c=l;function h(e){return i.isWebGL2?t.bindVertexArray(e):s.bindVertexArrayOES(e)}function u(e){return i.isWebGL2?t.deleteVertexArray(e):s.deleteVertexArrayOES(e)}function d(t){const e=[],n=[],i=[];for(let t=0;t=0){let s=l[e];if(void 0===s&&("instanceMatrix"===e&&r.instanceMatrix&&(s=r.instanceMatrix),"instanceColor"===e&&r.instanceColor&&(s=r.instanceColor)),void 0!==s){const e=s.normalized,a=s.itemSize,l=n.get(s);if(void 0===l)continue;const c=l.buffer,h=l.type,u=l.bytesPerElement;if(s.isInterleavedBufferAttribute){const n=s.data,l=n.stride,d=s.offset;if(n&&n.isInstancedInterleavedBuffer){for(let t=0;t0&&t.getShaderPrecisionFormat(35632,36338).precision>0)return"highp";e="mediump"}return"mediump"===e&&t.getShaderPrecisionFormat(35633,36337).precision>0&&t.getShaderPrecisionFormat(35632,36337).precision>0?"mediump":"lowp"}const s="undefined"!=typeof WebGL2RenderingContext&&t instanceof WebGL2RenderingContext||"undefined"!=typeof WebGL2ComputeRenderingContext&&t instanceof WebGL2ComputeRenderingContext;let a=void 0!==n.precision?n.precision:"highp";const o=r(a);o!==a&&(console.warn("THREE.WebGLRenderer:",a,"not supported, using",o,"instead."),a=o);const l=s||e.has("WEBGL_draw_buffers"),c=!0===n.logarithmicDepthBuffer,h=t.getParameter(34930),u=t.getParameter(35660),d=t.getParameter(3379),p=t.getParameter(34076),m=t.getParameter(34921),f=t.getParameter(36347),g=t.getParameter(36348),v=t.getParameter(36349),y=u>0,x=s||e.has("OES_texture_float");return{isWebGL2:s,drawBuffers:l,getMaxAnisotropy:function(){if(void 0!==i)return i;if(!0===e.has("EXT_texture_filter_anisotropic")){const n=e.get("EXT_texture_filter_anisotropic");i=t.getParameter(n.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else i=0;return i},getMaxPrecision:r,precision:a,logarithmicDepthBuffer:c,maxTextures:h,maxVertexTextures:u,maxTextureSize:d,maxCubemapSize:p,maxAttributes:m,maxVertexUniforms:f,maxVaryings:g,maxFragmentUniforms:v,vertexTextures:y,floatFragmentTextures:x,floatVertexTextures:y&&x,maxSamples:s?t.getParameter(36183):0}}function xi(t){const e=this;let n=null,i=0,r=!1,s=!1;const a=new si,o=new xt,l={value:null,needsUpdate:!1};function c(){l.value!==n&&(l.value=n,l.needsUpdate=i>0),e.numPlanes=i,e.numIntersection=0}function h(t,n,i,r){const s=null!==t?t.length:0;let c=null;if(0!==s){if(c=l.value,!0!==r||null===c){const e=i+4*s,r=n.matrixWorldInverse;o.getNormalMatrix(r),(null===c||c.length0){const a=t.getRenderTarget(),o=new ei(s.height/2);return o.fromEquirectangularTexture(t,r),e.set(r,o),t.setRenderTarget(a),r.addEventListener("dispose",i),n(o.texture,r.mapping)}return null}}}return r},dispose:function(){e=new WeakMap}}}mi.physical={uniforms:Xn([mi.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatNormalScale:{value:new yt(1,1)},clearcoatNormalMap:{value:null},sheen:{value:0},sheenTint:{value:new nn(0)},sheenRoughness:{value:0},transmission:{value:0},transmissionMap:{value:null},transmissionSamplerSize:{value:new yt},transmissionSamplerMap:{value:null},thickness:{value:0},thicknessMap:{value:null},attenuationDistance:{value:0},attenuationTint:{value:new nn(0)},specularIntensity:{value:0},specularIntensityMap:{value:null},specularTint:{value:new nn(1,1,1)},specularTintMap:{value:null}}]),vertexShader:di.meshphysical_vert,fragmentShader:di.meshphysical_frag};class bi extends Zn{constructor(t=-1,e=1,n=1,i=-1,r=.1,s=2e3){super(),this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=t,this.right=e,this.top=n,this.bottom=i,this.near=r,this.far=s,this.updateProjectionMatrix()}copy(t,e){return super.copy(t,e),this.left=t.left,this.right=t.right,this.top=t.top,this.bottom=t.bottom,this.near=t.near,this.far=t.far,this.zoom=t.zoom,this.view=null===t.view?null:Object.assign({},t.view),this}setViewOffset(t,e,n,i,r,s){null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=(this.right-this.left)/(2*this.zoom),e=(this.top-this.bottom)/(2*this.zoom),n=(this.right+this.left)/2,i=(this.top+this.bottom)/2;let r=n-t,s=n+t,a=i+e,o=i-e;if(null!==this.view&&this.view.enabled){const t=(this.right-this.left)/this.view.fullWidth/this.zoom,e=(this.top-this.bottom)/this.view.fullHeight/this.zoom;r+=t*this.view.offsetX,s=r+t*this.view.width,a-=e*this.view.offsetY,o=a-e*this.view.height}this.projectionMatrix.makeOrthographic(r,s,a,o,this.near,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(t);return e.object.zoom=this.zoom,e.object.left=this.left,e.object.right=this.right,e.object.top=this.top,e.object.bottom=this.bottom,e.object.near=this.near,e.object.far=this.far,null!==this.view&&(e.object.view=Object.assign({},this.view)),e}}bi.prototype.isOrthographicCamera=!0;class Mi extends Jn{constructor(t){super(t),this.type="RawShaderMaterial"}}Mi.prototype.isRawShaderMaterial=!0;const wi=Math.pow(2,8),Si=[.125,.215,.35,.446,.526,.582],Ti=5+Si.length,Ei=20,Ai={[X]:0,[Y]:1,[Z]:2,[Q]:3,[K]:4,[$]:5,[J]:6},Li=new bi,{_lodPlanes:Ri,_sizeLods:Ci,_sigmas:Pi}=Ui(),Ii=new nn;let Di=null;const Ni=(1+Math.sqrt(5))/2,zi=1/Ni,Bi=[new Nt(1,1,1),new Nt(-1,1,1),new Nt(1,1,-1),new Nt(-1,1,-1),new Nt(0,Ni,zi),new Nt(0,Ni,-zi),new Nt(zi,0,Ni),new Nt(-zi,0,Ni),new Nt(Ni,zi,0),new Nt(-Ni,zi,0)];class Fi{constructor(t){this._renderer=t,this._pingPongRenderTarget=null,this._blurMaterial=function(t){const e=new Float32Array(t),n=new Nt(0,1,0);return new Mi({name:"SphericalGaussianBlur",defines:{n:t},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:e},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:n},inputEncoding:{value:Ai[3e3]},outputEncoding:{value:Ai[3e3]}},vertexShader:Wi(),fragmentShader:`\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t${ji()}\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t`,blending:0,depthTest:!1,depthWrite:!1})}(Ei),this._equirectShader=null,this._cubemapShader=null,this._compileMaterial(this._blurMaterial)}fromScene(t,e=0,n=.1,i=100){Di=this._renderer.getRenderTarget();const r=this._allocateTargets();return this._sceneToCubeUV(t,n,i,r),e>0&&this._blur(r,0,0,e),this._applyPMREM(r),this._cleanup(r),r}fromEquirectangular(t){return this._fromTexture(t)}fromCubemap(t){return this._fromTexture(t)}compileCubemapShader(){null===this._cubemapShader&&(this._cubemapShader=Vi(),this._compileMaterial(this._cubemapShader))}compileEquirectangularShader(){null===this._equirectShader&&(this._equirectShader=ki(),this._compileMaterial(this._equirectShader))}dispose(){this._blurMaterial.dispose(),null!==this._cubemapShader&&this._cubemapShader.dispose(),null!==this._equirectShader&&this._equirectShader.dispose();for(let t=0;t2?wi:0,wi,wi),o.setRenderTarget(i),p&&o.render(d,r),o.render(t,r)}d.geometry.dispose(),d.material.dispose(),o.toneMapping=h,o.outputEncoding=c,o.autoClear=l,t.background=m}_setEncoding(t,e){!0===this._renderer.capabilities.isWebGL2&&e.format===E&&e.type===x&&e.encoding===Y?t.value=Ai[3e3]:t.value=Ai[e.encoding]}_textureToCubeUV(t,e){const n=this._renderer;t.isCubeTexture?null==this._cubemapShader&&(this._cubemapShader=Vi()):null==this._equirectShader&&(this._equirectShader=ki());const i=t.isCubeTexture?this._cubemapShader:this._equirectShader,r=new Vn(Ri[0],i),s=i.uniforms;s.envMap.value=t,t.isCubeTexture||s.texelSize.value.set(1/t.image.width,1/t.image.height),this._setEncoding(s.inputEncoding,t),this._setEncoding(s.outputEncoding,e.texture),Gi(e,0,0,3*wi,2*wi),n.setRenderTarget(e),n.render(r,Li)}_applyPMREM(t){const e=this._renderer,n=e.autoClear;e.autoClear=!1;for(let e=1;eEi&&console.warn(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to 20`);const f=[];let g=0;for(let t=0;t4?i-8+4:0),3*v,2*v),o.setRenderTarget(e),o.render(c,Li)}}function Oi(t){return void 0!==t&&t.type===x&&(t.encoding===X||t.encoding===Y||t.encoding===J)}function Ui(){const t=[],e=[],n=[];let i=8;for(let r=0;r4?a=Si[r-8+4-1]:0==r&&(a=0),n.push(a);const o=1/(s-1),l=-o/2,c=1+o/2,h=[l,l,c,l,c,c,l,l,c,c,l,c],u=6,d=6,p=3,m=2,f=1,g=new Float32Array(p*d*u),v=new Float32Array(m*d*u),y=new Float32Array(f*d*u);for(let t=0;t2?0:-1,i=[e,n,0,e+2/3,n,0,e+2/3,n+1,0,e,n,0,e+2/3,n+1,0,e,n+1,0];g.set(i,p*d*t),v.set(h,m*d*t);const r=[t,t,t,t,t,t];y.set(r,f*d*t)}const x=new Tn;x.setAttribute("position",new on(g,p)),x.setAttribute("uv",new on(v,m)),x.setAttribute("faceIndex",new on(y,f)),t.push(x),i>4&&i--}return{_lodPlanes:t,_sizeLods:e,_sigmas:n}}function Hi(t){const e=new Ct(3*wi,3*wi,t);return e.texture.mapping=l,e.texture.name="PMREM.cubeUv",e.scissorTest=!0,e}function Gi(t,e,n,i,r){t.viewport.set(e,n,i,r),t.scissor.set(e,n,i,r)}function ki(){const t=new yt(1,1);return new Mi({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null},texelSize:{value:t},inputEncoding:{value:Ai[3e3]},outputEncoding:{value:Ai[3e3]}},vertexShader:Wi(),fragmentShader:`\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform vec2 texelSize;\n\n\t\t\t${ji()}\n\n\t\t\t#include \n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tvec2 f = fract( uv / texelSize - 0.5 );\n\t\t\t\tuv -= f * texelSize;\n\t\t\t\tvec3 tl = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.x += texelSize.x;\n\t\t\t\tvec3 tr = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.y += texelSize.y;\n\t\t\t\tvec3 br = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.x -= texelSize.x;\n\t\t\t\tvec3 bl = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\n\t\t\t\tvec3 tm = mix( tl, tr, f.x );\n\t\t\t\tvec3 bm = mix( bl, br, f.x );\n\t\t\t\tgl_FragColor.rgb = mix( tm, bm, f.y );\n\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t`,blending:0,depthTest:!1,depthWrite:!1})}function Vi(){return new Mi({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},inputEncoding:{value:Ai[3e3]},outputEncoding:{value:Ai[3e3]}},vertexShader:Wi(),fragmentShader:`\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\t${ji()}\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb = envMapTexelToLinear( textureCube( envMap, vec3( - vOutputDirection.x, vOutputDirection.yz ) ) ).rgb;\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t`,blending:0,depthTest:!1,depthWrite:!1})}function Wi(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute vec3 position;\n\t\tattribute vec2 uv;\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t"}function ji(){return"\n\n\t\tuniform int inputEncoding;\n\t\tuniform int outputEncoding;\n\n\t\t#include \n\n\t\tvec4 inputTexelToLinear( vec4 value ) {\n\n\t\t\tif ( inputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( inputEncoding == 1 ) {\n\n\t\t\t\treturn sRGBToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 2 ) {\n\n\t\t\t\treturn RGBEToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 3 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 7.0 );\n\n\t\t\t} else if ( inputEncoding == 4 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 16.0 );\n\n\t\t\t} else if ( inputEncoding == 5 ) {\n\n\t\t\t\treturn RGBDToLinear( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn GammaToLinear( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 linearToOutputTexel( vec4 value ) {\n\n\t\t\tif ( outputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( outputEncoding == 1 ) {\n\n\t\t\t\treturn LinearTosRGB( value );\n\n\t\t\t} else if ( outputEncoding == 2 ) {\n\n\t\t\t\treturn LinearToRGBE( value );\n\n\t\t\t} else if ( outputEncoding == 3 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 7.0 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viewMatrix;","uniform vec3 cameraPosition;","uniform bool isOrthographic;",0!==n.toneMapping?"#define TONE_MAPPING":"",0!==n.toneMapping?di.tonemapping_pars_fragment:"",0!==n.toneMapping?ds("toneMapping",n.toneMapping):"",n.dithering?"#define DITHERING":"",n.format===T?"#define OPAQUE":"",di.encodings_pars_fragment,n.map?hs("mapTexelToLinear",n.mapEncoding):"",n.matcap?hs("matcapTexelToLinear",n.matcapEncoding):"",n.envMap?hs("envMapTexelToLinear",n.envMapEncoding):"",n.emissiveMap?hs("emissiveMapTexelToLinear",n.emissiveMapEncoding):"",n.specularTintMap?hs("specularTintMapTexelToLinear",n.specularTintMapEncoding):"",n.lightMap?hs("lightMapTexelToLinear",n.lightMapEncoding):"",us("linearToOutputTexel",n.outputEncoding),n.depthPacking?"#define DEPTH_PACKING "+n.depthPacking:"","\n"].filter(ps).join("\n")),h=vs(h),h=ms(h,n),h=fs(h,n),u=vs(u),u=ms(u,n),u=fs(u,n),h=bs(h),u=bs(u),n.isWebGL2&&!0!==n.isRawShaderMaterial&&(M="#version 300 es\n",_=["precision mediump sampler2DArray;","#define 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i=!0,r=!0;if(!1===a.getProgramParameter(x,35714)){i=!1;const e=cs(a,S,"vertex"),n=cs(a,E,"fragment");console.error("THREE.WebGLProgram: Shader Error "+a.getError()+" - VALIDATE_STATUS "+a.getProgramParameter(x,35715)+"\n\nProgram Info Log: "+t+"\n"+e+"\n"+n)}else""!==t?console.warn("THREE.WebGLProgram: Program Info Log:",t):""!==e&&""!==n||(r=!1);r&&(this.diagnostics={runnable:i,programLog:t,vertexShader:{log:e,prefix:_},fragmentShader:{log:n,prefix:b}})}let A,L;return a.deleteShader(S),a.deleteShader(E),this.getUniforms=function(){return void 0===A&&(A=new ss(a,x)),A},this.getAttributes=function(){return void 0===L&&(L=function(t,e){const n={},i=t.getProgramParameter(e,35721);for(let r=0;r0,C=s.clearcoat>0;return{isWebGL2:h,shaderID:S,shaderName:s.type,vertexShader:E,fragmentShader:A,defines:s.defines,isRawShaderMaterial:!0===s.isRawShaderMaterial,glslVersion:s.glslVersion,precision:f,instancing:!0===_.isInstancedMesh,instancingColor:!0===_.isInstancedMesh&&null!==_.instanceColor,supportsVertexTextures:m,outputEncoding:null!==L?y(L.texture):t.outputEncoding,map:!!s.map,mapEncoding:y(s.map),matcap:!!s.matcap,matcapEncoding:y(s.matcap),envMap:!!w,envMapMode:w&&w.mapping,envMapEncoding:y(w),envMapCubeUV:!!w&&(w.mapping===l||w.mapping===c),lightMap:!!s.lightMap,lightMapEncoding:y(s.lightMap),aoMap:!!s.aoMap,emissiveMap:!!s.emissiveMap,emissiveMapEncoding:y(s.emissiveMap),bumpMap:!!s.bumpMap,normalMap:!!s.normalMap,objectSpaceNormalMap:1===s.normalMapType,tangentSpaceNormalMap:0===s.normalMapType,clearcoat:C,clearcoatMap:C&&!!s.clearcoatMap,clearcoatRoughnessMap:C&&!!s.clearcoatRoughnessMap,clearcoatNormalMap:C&&!!s.clearcoatNormalMap,displacementMap:!!s.displacementMap,roughnessMap:!!s.roughnessMap,metalnessMap:!!s.metalnessMap,specularMap:!!s.specularMap,specularIntensityMap:!!s.specularIntensityMap,specularTintMap:!!s.specularTintMap,specularTintMapEncoding:y(s.specularTintMap),alphaMap:!!s.alphaMap,alphaTest:R,gradientMap:!!s.gradientMap,sheen:s.sheen>0,transmission:s.transmission>0,transmissionMap:!!s.transmissionMap,thicknessMap:!!s.thicknessMap,combine:s.combine,vertexTangents:!!s.normalMap&&!!_.geometry&&!!_.geometry.attributes.tangent,vertexColors:s.vertexColors,vertexAlphas:!0===s.vertexColors&&!!_.geometry&&!!_.geometry.attributes.color&&4===_.geometry.attributes.color.itemSize,vertexUvs:!!(s.map||s.bumpMap||s.normalMap||s.specularMap||s.alphaMap||s.emissiveMap||s.roughnessMap||s.metalnessMap||s.clearcoatMap||s.clearcoatRoughnessMap||s.clearcoatNormalMap||s.displacementMap||s.transmissionMap||s.thicknessMap||s.specularIntensityMap||s.specularTintMap),uvsVertexOnly:!(s.map||s.bumpMap||s.normalMap||s.specularMap||s.alphaMap||s.emissiveMap||s.roughnessMap||s.metalnessMap||s.clearcoatNormalMap||s.transmission>0||s.transmissionMap||s.thicknessMap||s.specularIntensityMap||s.specularTintMap||!s.displacementMap),fog:!!b,useFog:s.fog,fogExp2:b&&b.isFogExp2,flatShading:!!s.flatShading,sizeAttenuation:s.sizeAttenuation,logarithmicDepthBuffer:u,skinning:!0===_.isSkinnedMesh&&T>0,maxBones:T,useVertexTexture:d,morphTargets:!!_.geometry&&!!_.geometry.morphAttributes.position,morphNormals:!!_.geometry&&!!_.geometry.morphAttributes.normal,morphTargetsCount:_.geometry&&_.geometry.morphAttributes.position?_.geometry.morphAttributes.position.length:0,numDirLights:o.directional.length,numPointLights:o.point.length,numSpotLights:o.spot.length,numRectAreaLights:o.rectArea.length,numHemiLights:o.hemi.length,numDirLightShadows:o.directionalShadowMap.length,numPointLightShadows:o.pointShadowMap.length,numSpotLightShadows:o.spotShadowMap.length,numClippingPlanes:a.numPlanes,numClipIntersection:a.numIntersection,format:s.format,dithering:s.dithering,shadowMapEnabled:t.shadowMap.enabled&&v.length>0,shadowMapType:t.shadowMap.type,toneMapping:s.toneMapped?t.toneMapping:0,physicallyCorrectLights:t.physicallyCorrectLights,premultipliedAlpha:s.premultipliedAlpha,doubleSided:2===s.side,flipSided:1===s.side,depthPacking:void 0!==s.depthPacking&&s.depthPacking,index0AttributeName:s.index0AttributeName,extensionDerivatives:s.extensions&&s.extensions.derivatives,extensionFragDepth:s.extensions&&s.extensions.fragDepth,extensionDrawBuffers:s.extensions&&s.extensions.drawBuffers,extensionShaderTextureLOD:s.extensions&&s.extensions.shaderTextureLOD,rendererExtensionFragDepth:h||i.has("EXT_frag_depth"),rendererExtensionDrawBuffers:h||i.has("WEBGL_draw_buffers"),rendererExtensionShaderTextureLod:h||i.has("EXT_shader_texture_lod"),customProgramCacheKey:s.customProgramCacheKey()}},getProgramCacheKey:function(e){const n=[];if(e.shaderID?n.push(e.shaderID):(n.push(e.fragmentShader),n.push(e.vertexShader)),void 0!==e.defines)for(const t in e.defines)n.push(t),n.push(e.defines[t]);if(!1===e.isRawShaderMaterial){for(let t=0;t0?r.push(h):!0===n.transparent?s.push(h):i.push(h)},unshift:function(t,e,n,a,l,c){const h=o(t,e,n,a,l,c);n.transmission>0?r.unshift(h):!0===n.transparent?s.unshift(h):i.unshift(h)},finish:function(){for(let t=n,i=e.length;t1&&i.sort(t||Ls),r.length>1&&r.sort(e||Rs),s.length>1&&s.sort(e||Rs)}}}function Ps(t){let e=new WeakMap;return{get:function(n,i){let r;return!1===e.has(n)?(r=new Cs(t),e.set(n,[r])):i>=e.get(n).length?(r=new Cs(t),e.get(n).push(r)):r=e.get(n)[i],r},dispose:function(){e=new WeakMap}}}function Is(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let n;switch(e.type){case"DirectionalLight":n={direction:new Nt,color:new nn};break;case"SpotLight":n={position:new Nt,direction:new Nt,color:new nn,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new Nt,color:new nn,distance:0,decay:0};break;case"HemisphereLight":n={direction:new Nt,skyColor:new nn,groundColor:new nn};break;case"RectAreaLight":n={color:new nn,position:new Nt,halfWidth:new Nt,halfHeight:new Nt}}return t[e.id]=n,n}}}let Ds=0;function Ns(t,e){return(e.castShadow?1:0)-(t.castShadow?1:0)}function zs(t,e){const n=new Is,i=function(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let n;switch(e.type){case"DirectionalLight":case"SpotLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new yt};break;case"PointLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new yt,shadowCameraNear:1,shadowCameraFar:1e3}}return t[e.id]=n,n}}}(),r={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadow:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[]};for(let t=0;t<9;t++)r.probe.push(new Nt);const s=new Nt,a=new ue,o=new ue;return{setup:function(s,a){let o=0,l=0,c=0;for(let t=0;t<9;t++)r.probe[t].set(0,0,0);let h=0,u=0,d=0,p=0,m=0,f=0,g=0,v=0;s.sort(Ns);const y=!0!==a?Math.PI:1;for(let t=0,e=s.length;t0&&(e.isWebGL2||!0===t.has("OES_texture_float_linear")?(r.rectAreaLTC1=pi.LTC_FLOAT_1,r.rectAreaLTC2=pi.LTC_FLOAT_2):!0===t.has("OES_texture_half_float_linear")?(r.rectAreaLTC1=pi.LTC_HALF_1,r.rectAreaLTC2=pi.LTC_HALF_2):console.error("THREE.WebGLRenderer: Unable to use RectAreaLight. Missing WebGL extensions.")),r.ambient[0]=o,r.ambient[1]=l,r.ambient[2]=c;const x=r.hash;x.directionalLength===h&&x.pointLength===u&&x.spotLength===d&&x.rectAreaLength===p&&x.hemiLength===m&&x.numDirectionalShadows===f&&x.numPointShadows===g&&x.numSpotShadows===v||(r.directional.length=h,r.spot.length=d,r.rectArea.length=p,r.point.length=u,r.hemi.length=m,r.directionalShadow.length=f,r.directionalShadowMap.length=f,r.pointShadow.length=g,r.pointShadowMap.length=g,r.spotShadow.length=v,r.spotShadowMap.length=v,r.directionalShadowMatrix.length=f,r.pointShadowMatrix.length=g,r.spotShadowMatrix.length=v,x.directionalLength=h,x.pointLength=u,x.spotLength=d,x.rectAreaLength=p,x.hemiLength=m,x.numDirectionalShadows=f,x.numPointShadows=g,x.numSpotShadows=v,r.version=Ds++)},setupView:function(t,e){let n=0,i=0,l=0,c=0,h=0;const u=e.matrixWorldInverse;for(let e=0,d=t.length;e=n.get(i).length?(s=new Bs(t,e),n.get(i).push(s)):s=n.get(i)[r],s},dispose:function(){n=new WeakMap}}}class Os extends Je{constructor(t){super(),this.type="MeshDepthMaterial",this.depthPacking=3200,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.setValues(t)}copy(t){return super.copy(t),this.depthPacking=t.depthPacking,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this}}Os.prototype.isMeshDepthMaterial=!0;class Us extends Je{constructor(t){super(),this.type="MeshDistanceMaterial",this.referencePosition=new Nt,this.nearDistance=1,this.farDistance=1e3,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.fog=!1,this.setValues(t)}copy(t){return super.copy(t),this.referencePosition.copy(t.referencePosition),this.nearDistance=t.nearDistance,this.farDistance=t.farDistance,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}}Us.prototype.isMeshDistanceMaterial=!0;function Hs(t,e,n){let i=new li;const r=new yt,s=new yt,a=new Rt,o=new Os({depthPacking:3201}),l=new Us,c={},h=n.maxTextureSize,u={0:1,1:0,2:2},d=new Jn({uniforms:{shadow_pass:{value:null},resolution:{value:new yt},radius:{value:4},samples:{value:8}},vertexShader:"void main() {\n\tgl_Position = vec4( position, 1.0 );\n}",fragmentShader:"uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\nuniform float samples;\n#include \nvoid main() {\n\tfloat mean = 0.0;\n\tfloat squared_mean = 0.0;\n\tfloat uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );\n\tfloat uvStart = samples <= 1.0 ? 0.0 : - 1.0;\n\tfor ( float i = 0.0; i < samples; i ++ ) {\n\t\tfloat uvOffset = uvStart + i * uvStride;\n\t\t#ifdef HORIZONTAL_PASS\n\t\t\tvec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) );\n\t\t\tmean += distribution.x;\n\t\t\tsquared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n\t\t#else\n\t\t\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ) );\n\t\t\tmean += depth;\n\t\t\tsquared_mean += depth * depth;\n\t\t#endif\n\t}\n\tmean = mean / samples;\n\tsquared_mean = squared_mean / samples;\n\tfloat std_dev = sqrt( squared_mean - mean * mean );\n\tgl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}"}),m=d.clone();m.defines.HORIZONTAL_PASS=1;const f=new Tn;f.setAttribute("position",new on(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const v=new Vn(f,d),y=this;function x(n,i){const r=e.update(v);d.uniforms.shadow_pass.value=n.map.texture,d.uniforms.resolution.value=n.mapSize,d.uniforms.radius.value=n.radius,d.uniforms.samples.value=n.blurSamples,t.setRenderTarget(n.mapPass),t.clear(),t.renderBufferDirect(i,null,r,d,v,null),m.uniforms.shadow_pass.value=n.mapPass.texture,m.uniforms.resolution.value=n.mapSize,m.uniforms.radius.value=n.radius,m.uniforms.samples.value=n.blurSamples,t.setRenderTarget(n.map),t.clear(),t.renderBufferDirect(i,null,r,m,v,null)}function _(e,n,i,r,s,a,h){let d=null;const p=!0===r.isPointLight?e.customDistanceMaterial:e.customDepthMaterial;if(d=void 0!==p?p:!0===r.isPointLight?l:o,t.localClippingEnabled&&!0===i.clipShadows&&0!==i.clippingPlanes.length||i.displacementMap&&0!==i.displacementScale||i.alphaMap&&i.alphaTest>0){const t=d.uuid,e=i.uuid;let n=c[t];void 0===n&&(n={},c[t]=n);let r=n[e];void 0===r&&(r=d.clone(),n[e]=r),d=r}return d.visible=i.visible,d.wireframe=i.wireframe,d.side=3===h?null!==i.shadowSide?i.shadowSide:i.side:null!==i.shadowSide?i.shadowSide:u[i.side],d.alphaMap=i.alphaMap,d.alphaTest=i.alphaTest,d.clipShadows=i.clipShadows,d.clippingPlanes=i.clippingPlanes,d.clipIntersection=i.clipIntersection,d.displacementMap=i.displacementMap,d.displacementScale=i.displacementScale,d.displacementBias=i.displacementBias,d.wireframeLinewidth=i.wireframeLinewidth,d.linewidth=i.linewidth,!0===r.isPointLight&&!0===d.isMeshDistanceMaterial&&(d.referencePosition.setFromMatrixPosition(r.matrixWorld),d.nearDistance=s,d.farDistance=a),d}function b(n,r,s,a,o){if(!1===n.visible)return;if(n.layers.test(r.layers)&&(n.isMesh||n.isLine||n.isPoints)&&(n.castShadow||n.receiveShadow&&3===o)&&(!n.frustumCulled||i.intersectsObject(n))){n.modelViewMatrix.multiplyMatrices(s.matrixWorldInverse,n.matrixWorld);const i=e.update(n),r=n.material;if(Array.isArray(r)){const e=i.groups;for(let l=0,c=e.length;lh||r.y>h)&&(r.x>h&&(s.x=Math.floor(h/m.x),r.x=s.x*m.x,u.mapSize.x=s.x),r.y>h&&(s.y=Math.floor(h/m.y),r.y=s.y*m.y,u.mapSize.y=s.y)),null===u.map&&!u.isPointLightShadow&&3===this.type){const t={minFilter:g,magFilter:g,format:E};u.map=new Ct(r.x,r.y,t),u.map.texture.name=c.name+".shadowMap",u.mapPass=new Ct(r.x,r.y,t),u.camera.updateProjectionMatrix()}if(null===u.map){const t={minFilter:p,magFilter:p,format:E};u.map=new Ct(r.x,r.y,t),u.map.texture.name=c.name+".shadowMap",u.camera.updateProjectionMatrix()}t.setRenderTarget(u.map),t.clear();const f=u.getViewportCount();for(let t=0;t=1):-1!==R.indexOf("OpenGL ES")&&(L=parseFloat(/^OpenGL ES (\d)/.exec(R)[1]),A=L>=2);let C=null,P={};const I=t.getParameter(3088),D=t.getParameter(2978),N=(new Rt).fromArray(I),z=(new Rt).fromArray(D);function B(e,n,i){const r=new Uint8Array(4),s=t.createTexture();t.bindTexture(e,s),t.texParameteri(e,10241,9728),t.texParameteri(e,10240,9728);for(let e=0;ei||t.height>i)&&(r=i/Math.max(t.width,t.height)),r<1||!0===e){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const i=e?gt:Math.floor,s=i(r*t.width),a=i(r*t.height);void 0===P&&(P=D(s,a));const o=n?D(s,a):P;o.width=s,o.height=a;return o.getContext("2d").drawImage(t,0,0,s,a),console.warn("THREE.WebGLRenderer: Texture has been resized from ("+t.width+"x"+t.height+") to ("+s+"x"+a+")."),o}return"data"in t&&console.warn("THREE.WebGLRenderer: Image in DataTexture is too big ("+t.width+"x"+t.height+")."),t}return t}function z(t){return mt(t.width)&&mt(t.height)}function B(t,e){return t.generateMipmaps&&e&&t.minFilter!==p&&t.minFilter!==g}function F(e,n,r,s,a=1){t.generateMipmap(e);i.get(n).__maxMipLevel=Math.log2(Math.max(r,s,a))}function O(n,i,r,s){if(!1===o)return i;if(null!==n){if(void 0!==t[n])return t[n];console.warn("THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format '"+n+"'")}let a=i;return 6403===i&&(5126===r&&(a=33326),5131===r&&(a=33325),5121===r&&(a=33321)),6407===i&&(5126===r&&(a=34837),5131===r&&(a=34843),5121===r&&(a=32849)),6408===i&&(5126===r&&(a=34836),5131===r&&(a=34842),5121===r&&(a=s===Y?35907:32856)),33325!==a&&33326!==a&&34842!==a&&34836!==a||e.get("EXT_color_buffer_float"),a}function U(t){return t===p||t===m||t===f?9728:9729}function H(e){const n=e.target;n.removeEventListener("dispose",H),function(e){const n=i.get(e);if(void 0===n.__webglInit)return;t.deleteTexture(n.__webglTexture),i.remove(e)}(n),n.isVideoTexture&&C.delete(n),a.memory.textures--}function G(e){const n=e.target;n.removeEventListener("dispose",G),function(e){const n=e.texture,r=i.get(e),s=i.get(n);if(!e)return;void 0!==s.__webglTexture&&(t.deleteTexture(s.__webglTexture),a.memory.textures--);e.depthTexture&&e.depthTexture.dispose();if(e.isWebGLCubeRenderTarget)for(let 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u=!0===e.isWebGLCubeRenderTarget,d=!0===e.isWebGLMultipleRenderTargets,p=!0===e.isWebGLMultisampleRenderTarget,m=l.isDataTexture3D||l.isDataTexture2DArray,f=z(e)||o;if(!o||l.format!==T||l.type!==M&&l.type!==w||(l.format=E,console.warn("THREE.WebGLRenderer: Rendering to textures with RGB format is not supported. 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t=0;t0&&(e.alphaTest.value=n.alphaTest);const i=t.get(n).envMap;if(i){e.envMap.value=i,e.flipEnvMap.value=i.isCubeTexture&&!1===i.isRenderTargetTexture?-1:1,e.reflectivity.value=n.reflectivity,e.ior.value=n.ior,e.refractionRatio.value=n.refractionRatio;const r=t.get(i).__maxMipLevel;void 0!==r&&(e.maxMipLevel.value=r)}let r,s;n.lightMap&&(e.lightMap.value=n.lightMap,e.lightMapIntensity.value=n.lightMapIntensity),n.aoMap&&(e.aoMap.value=n.aoMap,e.aoMapIntensity.value=n.aoMapIntensity),n.map?r=n.map:n.specularMap?r=n.specularMap:n.displacementMap?r=n.displacementMap:n.normalMap?r=n.normalMap:n.bumpMap?r=n.bumpMap:n.roughnessMap?r=n.roughnessMap:n.metalnessMap?r=n.metalnessMap:n.alphaMap?r=n.alphaMap:n.emissiveMap?r=n.emissiveMap:n.clearcoatMap?r=n.clearcoatMap:n.clearcoatNormalMap?r=n.clearcoatNormalMap:n.clearcoatRoughnessMap?r=n.clearcoatRoughnessMap:n.specularIntensityMap?r=n.specularIntensityMap:n.specularTintMap?r=n.specularTintMap:n.transmissionMap?r=n.transmissionMap:n.thicknessMap&&(r=n.thicknessMap),void 0!==r&&(r.isWebGLRenderTarget&&(r=r.texture),!0===r.matrixAutoUpdate&&r.updateMatrix(),e.uvTransform.value.copy(r.matrix)),n.aoMap?s=n.aoMap:n.lightMap&&(s=n.lightMap),void 0!==s&&(s.isWebGLRenderTarget&&(s=s.texture),!0===s.matrixAutoUpdate&&s.updateMatrix(),e.uv2Transform.value.copy(s.matrix))}function n(e,n){e.roughness.value=n.roughness,e.metalness.value=n.metalness,n.roughnessMap&&(e.roughnessMap.value=n.roughnessMap),n.metalnessMap&&(e.metalnessMap.value=n.metalnessMap),n.emissiveMap&&(e.emissiveMap.value=n.emissiveMap),n.bumpMap&&(e.bumpMap.value=n.bumpMap,e.bumpScale.value=n.bumpScale,1===n.side&&(e.bumpScale.value*=-1)),n.normalMap&&(e.normalMap.value=n.normalMap,e.normalScale.value.copy(n.normalScale),1===n.side&&e.normalScale.value.negate()),n.displacementMap&&(e.displacementMap.value=n.displacementMap,e.displacementScale.value=n.displacementScale,e.displacementBias.value=n.displacementBias);t.get(n).envMap&&(e.envMapIntensity.value=n.envMapIntensity)}return{refreshFogUniforms:function(t,e){t.fogColor.value.copy(e.color),e.isFog?(t.fogNear.value=e.near,t.fogFar.value=e.far):e.isFogExp2&&(t.fogDensity.value=e.density)},refreshMaterialUniforms:function(t,i,r,s,a){i.isMeshBasicMaterial?e(t,i):i.isMeshLambertMaterial?(e(t,i),function(t,e){e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap)}(t,i)):i.isMeshToonMaterial?(e(t,i),function(t,e){e.gradientMap&&(t.gradientMap.value=e.gradientMap);e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap);e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isMeshPhongMaterial?(e(t,i),function(t,e){t.specular.value.copy(e.specular),t.shininess.value=Math.max(e.shininess,1e-4),e.emissiveMap&&(t.emissiveMap.value=e.emissiveMap);e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isMeshStandardMaterial?(e(t,i),i.isMeshPhysicalMaterial?function(t,e,i){n(t,e),t.ior.value=e.ior,e.sheen>0&&(t.sheenTint.value.copy(e.sheenTint).multiplyScalar(e.sheen),t.sheenRoughness.value=e.sheenRoughness);e.clearcoat>0&&(t.clearcoat.value=e.clearcoat,t.clearcoatRoughness.value=e.clearcoatRoughness,e.clearcoatMap&&(t.clearcoatMap.value=e.clearcoatMap),e.clearcoatRoughnessMap&&(t.clearcoatRoughnessMap.value=e.clearcoatRoughnessMap),e.clearcoatNormalMap&&(t.clearcoatNormalScale.value.copy(e.clearcoatNormalScale),t.clearcoatNormalMap.value=e.clearcoatNormalMap,1===e.side&&t.clearcoatNormalScale.value.negate()));e.transmission>0&&(t.transmission.value=e.transmission,t.transmissionSamplerMap.value=i.texture,t.transmissionSamplerSize.value.set(i.width,i.height),e.transmissionMap&&(t.transmissionMap.value=e.transmissionMap),t.thickness.value=e.thickness,e.thicknessMap&&(t.thicknessMap.value=e.thicknessMap),t.attenuationDistance.value=e.attenuationDistance,t.attenuationTint.value.copy(e.attenuationTint));t.specularIntensity.value=e.specularIntensity,t.specularTint.value.copy(e.specularTint),e.specularIntensityMap&&(t.specularIntensityMap.value=e.specularIntensityMap);e.specularTintMap&&(t.specularTintMap.value=e.specularTintMap)}(t,i,a):n(t,i)):i.isMeshMatcapMaterial?(e(t,i),function(t,e){e.matcap&&(t.matcap.value=e.matcap);e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isMeshDepthMaterial?(e(t,i),function(t,e){e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isMeshDistanceMaterial?(e(t,i),function(t,e){e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias);t.referencePosition.value.copy(e.referencePosition),t.nearDistance.value=e.nearDistance,t.farDistance.value=e.farDistance}(t,i)):i.isMeshNormalMaterial?(e(t,i),function(t,e){e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,i)):i.isLineBasicMaterial?(function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity}(t,i),i.isLineDashedMaterial&&function(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}(t,i)):i.isPointsMaterial?function(t,e,n,i){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.size.value=e.size*n,t.scale.value=.5*i,e.map&&(t.map.value=e.map);e.alphaMap&&(t.alphaMap.value=e.alphaMap);e.alphaTest>0&&(t.alphaTest.value=e.alphaTest);let r;e.map?r=e.map:e.alphaMap&&(r=e.alphaMap);void 0!==r&&(!0===r.matrixAutoUpdate&&r.updateMatrix(),t.uvTransform.value.copy(r.matrix))}(t,i,r,s):i.isSpriteMaterial?function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.rotation.value=e.rotation,e.map&&(t.map.value=e.map);e.alphaMap&&(t.alphaMap.value=e.alphaMap);e.alphaTest>0&&(t.alphaTest.value=e.alphaTest);let n;e.map?n=e.map:e.alphaMap&&(n=e.alphaMap);void 0!==n&&(!0===n.matrixAutoUpdate&&n.updateMatrix(),t.uvTransform.value.copy(n.matrix))}(t,i):i.isShadowMaterial?(t.color.value.copy(i.color),t.opacity.value=i.opacity):i.isShaderMaterial&&(i.uniformsNeedUpdate=!1)}}}function Zs(t={}){const e=void 0!==t.canvas?t.canvas:function(){const t=wt("canvas");return t.style.display="block",t}(),n=void 0!==t.context?t.context:null,i=void 0!==t.alpha&&t.alpha,r=void 0===t.depth||t.depth,s=void 0===t.stencil||t.stencil,a=void 0!==t.antialias&&t.antialias,o=void 0===t.premultipliedAlpha||t.premultipliedAlpha,l=void 0!==t.preserveDrawingBuffer&&t.preserveDrawingBuffer,c=void 0!==t.powerPreference?t.powerPreference:"default",h=void 0!==t.failIfMajorPerformanceCaveat&&t.failIfMajorPerformanceCaveat;let d=null,m=null;const f=[],g=[];this.domElement=e,this.debug={checkShaderErrors:!0},this.autoClear=!0,this.autoClearColor=!0,this.autoClearDepth=!0,this.autoClearStencil=!0,this.sortObjects=!0,this.clippingPlanes=[],this.localClippingEnabled=!1,this.gammaFactor=2,this.outputEncoding=X,this.physicallyCorrectLights=!1,this.toneMapping=0,this.toneMappingExposure=1;const v=this;let _=!1,b=0,S=0,T=null,A=-1,L=null;const R=new Rt,C=new Rt;let P=null,I=e.width,D=e.height,N=1,z=null,B=null;const F=new Rt(0,0,I,D),O=new Rt(0,0,I,D);let U=!1;const H=[],G=new li;let k=!1,V=!1,W=null;const j=new ue,q=new Nt,Y={background:null,fog:null,environment:null,overrideMaterial:null,isScene:!0};function J(){return null===T?N:1}let Z,Q,K,$,tt,et,nt,it,rt,st,at,ot,lt,ct,ht,ut,dt,pt,mt,ft,gt,vt,yt,xt=n;function _t(t,n){for(let i=0;i0&&function(t,e,n){if(null===W){const t=!0===a&&!0===Q.isWebGL2;W=new(t?It:Ct)(1024,1024,{generateMipmaps:!0,type:null!==vt.convert(w)?w:x,minFilter:y,magFilter:p,wrapS:u,wrapT:u})}const i=v.getRenderTarget();v.setRenderTarget(W),v.clear();const r=v.toneMapping;v.toneMapping=0,Ft(t,e,n),v.toneMapping=r,et.updateMultisampleRenderTarget(W),et.updateRenderTargetMipmap(W),v.setRenderTarget(i)}(r,e,n),i&&K.viewport(R.copy(i)),r.length>0&&Ft(r,e,n),s.length>0&&Ft(s,e,n),o.length>0&&Ft(o,e,n)}function Ft(t,e,n){const i=!0===e.isScene?e.overrideMaterial:null;for(let r=0,s=t.length;r0?g[g.length-1]:null,f.pop(),d=f.length>0?f[f.length-1]:null},this.getActiveCubeFace=function(){return b},this.getActiveMipmapLevel=function(){return S},this.getRenderTarget=function(){return T},this.setRenderTarget=function(t,e=0,n=0){T=t,b=e,S=n,t&&void 0===tt.get(t).__webglFramebuffer&&et.setupRenderTarget(t);let i=null,r=!1,s=!1;if(t){const n=t.texture;(n.isDataTexture3D||n.isDataTexture2DArray)&&(s=!0);const a=tt.get(t).__webglFramebuffer;t.isWebGLCubeRenderTarget?(i=a[e],r=!0):i=t.isWebGLMultisampleRenderTarget?tt.get(t).__webglMultisampledFramebuffer:a,R.copy(t.viewport),C.copy(t.scissor),P=t.scissorTest}else R.copy(F).multiplyScalar(N).floor(),C.copy(O).multiplyScalar(N).floor(),P=U;if(K.bindFramebuffer(36160,i)&&Q.drawBuffers){let e=!1;if(t)if(t.isWebGLMultipleRenderTargets){const n=t.texture;if(H.length!==n.length||36064!==H[0]){for(let t=0,e=n.length;t=0&&e<=t.width-i&&n>=0&&n<=t.height-r&&xt.readPixels(e,n,i,r,vt.convert(o),vt.convert(l),s):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.")}finally{const t=null!==T?tt.get(T).__webglFramebuffer:null;K.bindFramebuffer(36160,t)}}},this.copyFramebufferToTexture=function(t,e,n=0){const i=Math.pow(2,-n),r=Math.floor(e.image.width*i),s=Math.floor(e.image.height*i);let a=vt.convert(e.format);Q.isWebGL2&&(6407===a&&(a=32849),6408===a&&(a=32856)),et.setTexture2D(e,0),xt.copyTexImage2D(3553,n,a,t.x,t.y,r,s,0),K.unbindTexture()},this.copyTextureToTexture=function(t,e,n,i=0){const r=e.image.width,s=e.image.height,a=vt.convert(n.format),o=vt.convert(n.type);et.setTexture2D(n,0),xt.pixelStorei(37440,n.flipY),xt.pixelStorei(37441,n.premultiplyAlpha),xt.pixelStorei(3317,n.unpackAlignment),e.isDataTexture?xt.texSubImage2D(3553,i,t.x,t.y,r,s,a,o,e.image.data):e.isCompressedTexture?xt.compressedTexSubImage2D(3553,i,t.x,t.y,e.mipmaps[0].width,e.mipmaps[0].height,a,e.mipmaps[0].data):xt.texSubImage2D(3553,i,t.x,t.y,a,o,e.image),0===i&&n.generateMipmaps&&xt.generateMipmap(3553),K.unbindTexture()},this.copyTextureToTexture3D=function(t,e,n,i,r=0){if(v.isWebGL1Renderer)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: can only be used with WebGL2.");const s=t.max.x-t.min.x+1,a=t.max.y-t.min.y+1,o=t.max.z-t.min.z+1,l=vt.convert(i.format),c=vt.convert(i.type);let h;if(i.isDataTexture3D)et.setTexture3D(i,0),h=32879;else{if(!i.isDataTexture2DArray)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");et.setTexture2DArray(i,0),h=35866}xt.pixelStorei(37440,i.flipY),xt.pixelStorei(37441,i.premultiplyAlpha),xt.pixelStorei(3317,i.unpackAlignment);const u=xt.getParameter(3314),d=xt.getParameter(32878),p=xt.getParameter(3316),m=xt.getParameter(3315),f=xt.getParameter(32877),g=n.isCompressedTexture?n.mipmaps[0]:n.image;xt.pixelStorei(3314,g.width),xt.pixelStorei(32878,g.height),xt.pixelStorei(3316,t.min.x),xt.pixelStorei(3315,t.min.y),xt.pixelStorei(32877,t.min.z),n.isDataTexture||n.isDataTexture3D?xt.texSubImage3D(h,r,e.x,e.y,e.z,s,a,o,l,c,g.data):n.isCompressedTexture?(console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: untested support for compressed srcTexture."),xt.compressedTexSubImage3D(h,r,e.x,e.y,e.z,s,a,o,l,g.data)):xt.texSubImage3D(h,r,e.x,e.y,e.z,s,a,o,l,c,g),xt.pixelStorei(3314,u),xt.pixelStorei(32878,d),xt.pixelStorei(3316,p),xt.pixelStorei(3315,m),xt.pixelStorei(32877,f),0===r&&i.generateMipmaps&&xt.generateMipmap(h),K.unbindTexture()},this.initTexture=function(t){et.setTexture2D(t,0),K.unbindTexture()},this.resetState=function(){b=0,S=0,T=null,K.reset(),yt.reset()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}class Qs extends Zs{}Qs.prototype.isWebGL1Renderer=!0;class Ks{constructor(t,e=25e-5){this.name="",this.color=new nn(t),this.density=e}clone(){return new Ks(this.color,this.density)}toJSON(){return{type:"FogExp2",color:this.color.getHex(),density:this.density}}}Ks.prototype.isFogExp2=!0;class $s{constructor(t,e=1,n=1e3){this.name="",this.color=new nn(t),this.near=e,this.far=n}clone(){return new $s(this.color,this.near,this.far)}toJSON(){return{type:"Fog",color:this.color.getHex(),near:this.near,far:this.far}}}$s.prototype.isFog=!0;class ta extends Be{constructor(){super(),this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.overrideMaterial=null,this.autoUpdate=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(t,e){return super.copy(t,e),null!==t.background&&(this.background=t.background.clone()),null!==t.environment&&(this.environment=t.environment.clone()),null!==t.fog&&(this.fog=t.fog.clone()),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.autoUpdate=t.autoUpdate,this.matrixAutoUpdate=t.matrixAutoUpdate,this}toJSON(t){const e=super.toJSON(t);return null!==this.fog&&(e.object.fog=this.fog.toJSON()),e}}ta.prototype.isScene=!0;class ea{constructor(t,e){this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.usage=et,this.updateRange={offset:0,count:-1},this.version=0,this.uuid=ht()}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}copy(t){return this.array=new t.array.constructor(t.array),this.count=t.count,this.stride=t.stride,this.usage=t.usage,this}copyAt(t,e,n){t*=this.stride,n*=e.stride;for(let i=0,r=this.stride;it.far||e.push({distance:o,point:aa.clone(),uv:Xe.getUV(aa,da,pa,ma,fa,ga,va,new yt),face:null,object:this})}copy(t){return super.copy(t),void 0!==t.center&&this.center.copy(t.center),this.material=t.material,this}}function xa(t,e,n,i,r,s){ca.subVectors(t,n).addScalar(.5).multiply(i),void 0!==r?(ha.x=s*ca.x-r*ca.y,ha.y=r*ca.x+s*ca.y):ha.copy(ca),t.copy(e),t.x+=ha.x,t.y+=ha.y,t.applyMatrix4(ua)}ya.prototype.isSprite=!0;const _a=new Nt,ba=new Nt;class Ma extends Be{constructor(){super(),this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]},isLOD:{value:!0}}),this.autoUpdate=!0}copy(t){super.copy(t,!1);const e=t.levels;for(let t=0,n=e.length;t0){let n,i;for(n=1,i=e.length;n0){_a.setFromMatrixPosition(this.matrixWorld);const n=t.ray.origin.distanceTo(_a);this.getObjectForDistance(n).raycast(t,e)}}update(t){const e=this.levels;if(e.length>1){_a.setFromMatrixPosition(t.matrixWorld),ba.setFromMatrixPosition(this.matrixWorld);const n=_a.distanceTo(ba)/t.zoom;let i,r;for(e[0].object.visible=!0,i=1,r=e.length;i=e[i].distance;i++)e[i-1].object.visible=!1,e[i].object.visible=!0;for(this._currentLevel=i-1;io)continue;u.applyMatrix4(this.matrixWorld);const d=t.ray.origin.distanceTo(u);dt.far||e.push({distance:d,point:h.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}}else{for(let n=Math.max(0,s.start),i=Math.min(r.count,s.start+s.count)-1;no)continue;u.applyMatrix4(this.matrixWorld);const i=t.ray.origin.distanceTo(u);it.far||e.push({distance:i,point:h.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}}}else n.isGeometry&&console.error("THREE.Line.raycast() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}updateMorphTargets(){const t=this.geometry;if(t.isBufferGeometry){const e=t.morphAttributes,n=Object.keys(e);if(n.length>0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e0&&console.error("THREE.Line.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}}qa.prototype.isLine=!0;const Xa=new Nt,Ya=new Nt;class Ja extends qa{constructor(t,e){super(t,e),this.type="LineSegments"}computeLineDistances(){const t=this.geometry;if(t.isBufferGeometry)if(null===t.index){const e=t.attributes.position,n=[];for(let t=0,i=e.count;t0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e0&&console.error("THREE.Points.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}}function io(t,e,n,i,r,s,a){const o=$a.distanceSqToPoint(t);if(or.far)return;s.push({distance:l,distanceToRay:Math.sqrt(o),point:n,index:e,face:null,object:a})}}no.prototype.isPoints=!0;class ro extends At{constructor(t,e,n,i,r,s,a,o,l){super(t,e,n,i,r,s,a,o,l),this.format=void 0!==a?a:T,this.minFilter=void 0!==s?s:g,this.magFilter=void 0!==r?r:g,this.generateMipmaps=!1;const c=this;"requestVideoFrameCallback"in t&&t.requestVideoFrameCallback((function e(){c.needsUpdate=!0,t.requestVideoFrameCallback(e)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const t=this.image;!1==="requestVideoFrameCallback"in t&&t.readyState>=t.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}ro.prototype.isVideoTexture=!0;class so extends At{constructor(t,e,n,i,r,s,a,o,l,c,h,u){super(null,s,a,o,l,c,i,r,h,u),this.image={width:e,height:n},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}}so.prototype.isCompressedTexture=!0;class ao extends At{constructor(t,e,n,i,r,s,a,o,l){super(t,e,n,i,r,s,a,o,l),this.needsUpdate=!0}}ao.prototype.isCanvasTexture=!0;class oo extends At{constructor(t,e,n,i,r,s,a,o,l,c){if((c=void 0!==c?c:A)!==A&&c!==L)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===n&&c===A&&(n=_),void 0===n&&c===L&&(n=S),super(null,i,r,s,a,o,c,n,l),this.image={width:t,height:e},this.magFilter=void 0!==a?a:p,this.minFilter=void 0!==o?o:p,this.flipY=!1,this.generateMipmaps=!1}}oo.prototype.isDepthTexture=!0;class lo extends Tn{constructor(t=1,e=8,n=0,i=2*Math.PI){super(),this.type="CircleGeometry",this.parameters={radius:t,segments:e,thetaStart:n,thetaLength:i},e=Math.max(3,e);const r=[],s=[],a=[],o=[],l=new Nt,c=new yt;s.push(0,0,0),a.push(0,0,1),o.push(.5,.5);for(let r=0,h=3;r<=e;r++,h+=3){const u=n+r/e*i;l.x=t*Math.cos(u),l.y=t*Math.sin(u),s.push(l.x,l.y,l.z),a.push(0,0,1),c.x=(s[h]/t+1)/2,c.y=(s[h+1]/t+1)/2,o.push(c.x,c.y)}for(let t=1;t<=e;t++)r.push(t,t+1,0);this.setIndex(r),this.setAttribute("position",new gn(s,3)),this.setAttribute("normal",new gn(a,3)),this.setAttribute("uv",new gn(o,2))}static fromJSON(t){return new lo(t.radius,t.segments,t.thetaStart,t.thetaLength)}}class co extends Tn{constructor(t=1,e=1,n=1,i=8,r=1,s=!1,a=0,o=2*Math.PI){super(),this.type="CylinderGeometry",this.parameters={radiusTop:t,radiusBottom:e,height:n,radialSegments:i,heightSegments:r,openEnded:s,thetaStart:a,thetaLength:o};const l=this;i=Math.floor(i),r=Math.floor(r);const c=[],h=[],u=[],d=[];let p=0;const m=[],f=n/2;let g=0;function v(n){const r=p,s=new yt,m=new Nt;let v=0;const y=!0===n?t:e,x=!0===n?1:-1;for(let t=1;t<=i;t++)h.push(0,f*x,0),u.push(0,x,0),d.push(.5,.5),p++;const _=p;for(let t=0;t<=i;t++){const e=t/i*o+a,n=Math.cos(e),r=Math.sin(e);m.x=y*r,m.y=f*x,m.z=y*n,h.push(m.x,m.y,m.z),u.push(0,x,0),s.x=.5*n+.5,s.y=.5*r*x+.5,d.push(s.x,s.y),p++}for(let t=0;t0&&v(!0),e>0&&v(!1)),this.setIndex(c),this.setAttribute("position",new gn(h,3)),this.setAttribute("normal",new gn(u,3)),this.setAttribute("uv",new gn(d,2))}static fromJSON(t){return new co(t.radiusTop,t.radiusBottom,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class ho extends co{constructor(t=1,e=1,n=8,i=1,r=!1,s=0,a=2*Math.PI){super(0,t,e,n,i,r,s,a),this.type="ConeGeometry",this.parameters={radius:t,height:e,radialSegments:n,heightSegments:i,openEnded:r,thetaStart:s,thetaLength:a}}static fromJSON(t){return new ho(t.radius,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class uo extends Tn{constructor(t,e,n=1,i=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:t,indices:e,radius:n,detail:i};const r=[],s=[];function a(t,e,n,i){const r=i+1,s=[];for(let i=0;i<=r;i++){s[i]=[];const a=t.clone().lerp(n,i/r),o=e.clone().lerp(n,i/r),l=r-i;for(let t=0;t<=l;t++)s[i][t]=0===t&&i===r?a:a.clone().lerp(o,t/l)}for(let t=0;t.9&&a<.1&&(e<.2&&(s[t+0]+=1),n<.2&&(s[t+2]+=1),i<.2&&(s[t+4]+=1))}}()}(),this.setAttribute("position",new gn(r,3)),this.setAttribute("normal",new gn(r.slice(),3)),this.setAttribute("uv",new gn(s,2)),0===i?this.computeVertexNormals():this.normalizeNormals()}static fromJSON(t){return new uo(t.vertices,t.indices,t.radius,t.details)}}class po extends uo{constructor(t=1,e=0){const n=(1+Math.sqrt(5))/2,i=1/n;super([-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-i,-n,0,-i,n,0,i,-n,0,i,n,-i,-n,0,-i,n,0,i,-n,0,i,n,0,-n,0,-i,n,0,-i,-n,0,i,n,0,i],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],t,e),this.type="DodecahedronGeometry",this.parameters={radius:t,detail:e}}static fromJSON(t){return new po(t.radius,t.detail)}}const mo=new Nt,fo=new Nt,go=new Nt,vo=new Xe;class yo extends Tn{constructor(t,e){if(super(),this.type="EdgesGeometry",this.parameters={thresholdAngle:e},e=void 0!==e?e:1,!0===t.isGeometry)return void console.error("THREE.EdgesGeometry no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.");const n=Math.pow(10,4),i=Math.cos(at*e),r=t.getIndex(),s=t.getAttribute("position"),a=r?r.count:s.count,o=[0,0,0],l=["a","b","c"],c=new Array(3),h={},u=[];for(let t=0;t0)){l=i;break}l=i-1}if(i=l,n[i]===s)return i/(r-1);const c=n[i];return(i+(s-c)/(n[i+1]-c))/(r-1)}getTangent(t,e){const n=1e-4;let i=t-n,r=t+n;i<0&&(i=0),r>1&&(r=1);const s=this.getPoint(i),a=this.getPoint(r),o=e||(s.isVector2?new yt:new Nt);return o.copy(a).sub(s).normalize(),o}getTangentAt(t,e){const n=this.getUtoTmapping(t);return this.getTangent(n,e)}computeFrenetFrames(t,e){const n=new Nt,i=[],r=[],s=[],a=new Nt,o=new ue;for(let e=0;e<=t;e++){const n=e/t;i[e]=this.getTangentAt(n,new Nt)}r[0]=new Nt,s[0]=new Nt;let l=Number.MAX_VALUE;const c=Math.abs(i[0].x),h=Math.abs(i[0].y),u=Math.abs(i[0].z);c<=l&&(l=c,n.set(1,0,0)),h<=l&&(l=h,n.set(0,1,0)),u<=l&&n.set(0,0,1),a.crossVectors(i[0],n).normalize(),r[0].crossVectors(i[0],a),s[0].crossVectors(i[0],r[0]);for(let e=1;e<=t;e++){if(r[e]=r[e-1].clone(),s[e]=s[e-1].clone(),a.crossVectors(i[e-1],i[e]),a.length()>Number.EPSILON){a.normalize();const t=Math.acos(ut(i[e-1].dot(i[e]),-1,1));r[e].applyMatrix4(o.makeRotationAxis(a,t))}s[e].crossVectors(i[e],r[e])}if(!0===e){let e=Math.acos(ut(r[0].dot(r[t]),-1,1));e/=t,i[0].dot(a.crossVectors(r[0],r[t]))>0&&(e=-e);for(let n=1;n<=t;n++)r[n].applyMatrix4(o.makeRotationAxis(i[n],e*n)),s[n].crossVectors(i[n],r[n])}return{tangents:i,normals:r,binormals:s}}clone(){return(new this.constructor).copy(this)}copy(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}toJSON(){const t={metadata:{version:4.5,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t}fromJSON(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}class _o extends xo{constructor(t=0,e=0,n=1,i=1,r=0,s=2*Math.PI,a=!1,o=0){super(),this.type="EllipseCurve",this.aX=t,this.aY=e,this.xRadius=n,this.yRadius=i,this.aStartAngle=r,this.aEndAngle=s,this.aClockwise=a,this.aRotation=o}getPoint(t,e){const n=e||new yt,i=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const s=Math.abs(r)i;)r-=i;r0?0:(Math.floor(Math.abs(l)/r)+1)*r:0===c&&l===r-1&&(l=r-2,c=1),this.closed||l>0?a=i[(l-1)%r]:(wo.subVectors(i[0],i[1]).add(i[0]),a=wo);const h=i[l%r],u=i[(l+1)%r];if(this.closed||l+2i.length-2?i.length-1:s+1],h=i[s>i.length-3?i.length-1:s+2];return n.set(Lo(a,o.x,l.x,c.x,h.x),Lo(a,o.y,l.y,c.y,h.y)),n}copy(t){super.copy(t),this.points=[];for(let e=0,n=t.points.length;e=n){const t=i[r]-n,s=this.curves[r],a=s.getLength(),o=0===a?0:1-t/a;return s.getPointAt(o,e)}r++}return null}getLength(){const t=this.getCurveLengths();return t[t.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const t=[];let e=0;for(let n=0,i=this.curves.length;n1&&!e[e.length-1].equals(e[0])&&e.push(e[0]),e}copy(t){super.copy(t),this.curves=[];for(let e=0,n=t.curves.length;e0){const t=l.getPoint(0);t.equals(this.currentPoint)||this.lineTo(t.x,t.y)}this.curves.push(l);const c=l.getPoint(1);return this.currentPoint.copy(c),this}copy(t){return super.copy(t),this.currentPoint.copy(t.currentPoint),this}toJSON(){const t=super.toJSON();return t.currentPoint=this.currentPoint.toArray(),t}fromJSON(t){return super.fromJSON(t),this.currentPoint.fromArray(t.currentPoint),this}}class Go extends Ho{constructor(t){super(t),this.uuid=ht(),this.type="Shape",this.holes=[]}getPointsHoles(t){const e=[];for(let n=0,i=this.holes.length;n80*n){o=c=t[0],l=h=t[1];for(let e=n;ec&&(c=u),d>h&&(h=d);p=Math.max(c-o,h-l),p=0!==p?1/p:0}return jo(s,a,n,o,l,p),a};function Vo(t,e,n,i,r){let s,a;if(r===function(t,e,n,i){let r=0;for(let s=e,a=n-i;s0)for(s=e;s=e;s-=i)a=hl(s,t[s],t[s+1],a);return a&&rl(a,a.next)&&(ul(a),a=a.next),a}function Wo(t,e){if(!t)return t;e||(e=t);let n,i=t;do{if(n=!1,i.steiner||!rl(i,i.next)&&0!==il(i.prev,i,i.next))i=i.next;else{if(ul(i),i=e=i.prev,i===i.next)break;n=!0}}while(n||i!==e);return e}function jo(t,e,n,i,r,s,a){if(!t)return;!a&&s&&function(t,e,n,i){let r=t;do{null===r.z&&(r.z=$o(r.x,r.y,e,n,i)),r.prevZ=r.prev,r.nextZ=r.next,r=r.next}while(r!==t);r.prevZ.nextZ=null,r.prevZ=null,function(t){let e,n,i,r,s,a,o,l,c=1;do{for(n=t,t=null,s=null,a=0;n;){for(a++,i=n,o=0,e=0;e0||l>0&&i;)0!==o&&(0===l||!i||n.z<=i.z)?(r=n,n=n.nextZ,o--):(r=i,i=i.nextZ,l--),s?s.nextZ=r:t=r,r.prevZ=s,s=r;n=i}s.nextZ=null,c*=2}while(a>1)}(r)}(t,i,r,s);let 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Qo(t,e){if(e=function(t,e){let n=e;const i=t.x,r=t.y;let s,a=-1/0;do{if(r<=n.y&&r>=n.next.y&&n.next.y!==n.y){const t=n.x+(r-n.y)*(n.next.x-n.x)/(n.next.y-n.y);if(t<=i&&t>a){if(a=t,t===i){if(r===n.y)return n;if(r===n.next.y)return n.next}s=n.x=n.x&&n.x>=l&&i!==n.x&&el(rs.x||n.x===s.x&&Ko(s,n)))&&(s=n,u=h)),n=n.next}while(n!==o);return s}(t,e)){const n=cl(e,t);Wo(e,e.next),Wo(n,n.next)}}function Ko(t,e){return il(t.prev,t,e.prev)<0&&il(e.next,t,t.next)<0}function $o(t,e,n,i,r){return(t=1431655765&((t=858993459&((t=252645135&((t=16711935&((t=32767*(t-n)*r)|t<<8))|t<<4))|t<<2))|t<<1))|(e=1431655765&((e=858993459&((e=252645135&((e=16711935&((e=32767*(e-i)*r)|e<<8))|e<<4))|e<<2))|e<<1))<<1}function tl(t){let e=t,n=t;do{(e.x=0&&(t-a)*(i-o)-(n-a)*(e-o)>=0&&(n-a)*(s-o)-(r-a)*(i-o)>=0}function nl(t,e){return t.next.i!==e.i&&t.prev.i!==e.i&&!function(t,e){let n=t;do{if(n.i!==t.i&&n.next.i!==t.i&&n.i!==e.i&&n.next.i!==e.i&&sl(n,n.next,t,e))return!0;n=n.next}while(n!==t);return!1}(t,e)&&(ll(t,e)&&ll(e,t)&&function(t,e){let n=t,i=!1;const r=(t.x+e.x)/2,s=(t.y+e.y)/2;do{n.y>s!=n.next.y>s&&n.next.y!==n.y&&r<(n.next.x-n.x)*(s-n.y)/(n.next.y-n.y)+n.x&&(i=!i),n=n.next}while(n!==t);return i}(t,e)&&(il(t.prev,t,e.prev)||il(t,e.prev,e))||rl(t,e)&&il(t.prev,t,t.next)>0&&il(e.prev,e,e.next)>0)}function il(t,e,n){return(e.y-t.y)*(n.x-e.x)-(e.x-t.x)*(n.y-e.y)}function rl(t,e){return t.x===e.x&&t.y===e.y}function sl(t,e,n,i){const r=ol(il(t,e,n)),s=ol(il(t,e,i)),a=ol(il(n,i,t)),o=ol(il(n,i,e));return r!==s&&a!==o||(!(0!==r||!al(t,n,e))||(!(0!==s||!al(t,i,e))||(!(0!==a||!al(n,t,i))||!(0!==o||!al(n,e,i)))))}function al(t,e,n){return e.x<=Math.max(t.x,n.x)&&e.x>=Math.min(t.x,n.x)&&e.y<=Math.max(t.y,n.y)&&e.y>=Math.min(t.y,n.y)}function ol(t){return t>0?1:t<0?-1:0}function ll(t,e){return il(t.prev,t,t.next)<0?il(t,e,t.next)>=0&&il(t,t.prev,e)>=0:il(t,e,t.prev)<0||il(t,t.next,e)<0}function cl(t,e){const n=new dl(t.i,t.x,t.y),i=new dl(e.i,e.x,e.y),r=t.next,s=e.prev;return t.next=e,e.prev=t,n.next=r,r.prev=n,i.next=n,n.prev=i,s.next=i,i.prev=s,i}function hl(t,e,n,i){const r=new dl(t,e,n);return i?(r.next=i.next,r.prev=i,i.next.prev=r,i.next=r):(r.prev=r,r.next=r),r}function ul(t){t.next.prev=t.prev,t.prev.next=t.next,t.prevZ&&(t.prevZ.nextZ=t.nextZ),t.nextZ&&(t.nextZ.prevZ=t.prevZ)}function dl(t,e,n){this.i=t,this.x=e,this.y=n,this.prev=null,this.next=null,this.z=null,this.prevZ=null,this.nextZ=null,this.steiner=!1}class pl{static area(t){const e=t.length;let n=0;for(let i=e-1,r=0;r2&&t[e-1].equals(t[0])&&t.pop()}function fl(t,e){for(let n=0;nNumber.EPSILON){const u=Math.sqrt(h),d=Math.sqrt(l*l+c*c),p=e.x-o/u,m=e.y+a/u,f=((n.x-c/d-p)*c-(n.y+l/d-m)*l)/(a*c-o*l);i=p+a*f-t.x,r=m+o*f-t.y;const g=i*i+r*r;if(g<=2)return new yt(i,r);s=Math.sqrt(g/2)}else{let t=!1;a>Number.EPSILON?l>Number.EPSILON&&(t=!0):a<-Number.EPSILON?l<-Number.EPSILON&&(t=!0):Math.sign(o)===Math.sign(c)&&(t=!0),t?(i=-o,r=a,s=Math.sqrt(h)):(i=a,r=o,s=Math.sqrt(h/2))}return new yt(i/s,r/s)}const P=[];for(let t=0,e=E.length,n=e-1,i=t+1;t=0;t--){const e=t/p,n=h*Math.cos(e*Math.PI/2),i=u*Math.sin(e*Math.PI/2)+d;for(let t=0,e=E.length;t=0;){const i=n;let r=n-1;r<0&&(r=t.length-1);for(let t=0,n=o+2*p;t0)&&d.push(e,r,l),(t!==n-1||o0!=t>0&&this.version++,this._sheen=t}get clearcoat(){return this._clearcoat}set clearcoat(t){this._clearcoat>0!=t>0&&this.version++,this._clearcoat=t}get transmission(){return this._transmission}set transmission(t){this._transmission>0!=t>0&&this.version++,this._transmission=t}copy(t){return super.copy(t),this.defines={STANDARD:"",PHYSICAL:""},this.clearcoat=t.clearcoat,this.clearcoatMap=t.clearcoatMap,this.clearcoatRoughness=t.clearcoatRoughness,this.clearcoatRoughnessMap=t.clearcoatRoughnessMap,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.ior=t.ior,this.sheen=t.sheen,this.sheenTint.copy(t.sheenTint),this.sheenRoughness=t.sheenRoughness,this.transmission=t.transmission,this.transmissionMap=t.transmissionMap,this.thickness=t.thickness,this.thicknessMap=t.thicknessMap,this.attenuationDistance=t.attenuationDistance,this.attenuationTint.copy(t.attenuationTint),this.specularIntensity=t.specularIntensity,this.specularIntensityMap=t.specularIntensityMap,this.specularTint.copy(t.specularTint),this.specularTintMap=t.specularTintMap,this}}Dl.prototype.isMeshPhysicalMaterial=!0;class Nl extends Je{constructor(t){super(),this.type="MeshPhongMaterial",this.color=new nn(16777215),this.specular=new nn(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new nn(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new yt(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.specular.copy(t.specular),this.shininess=t.shininess,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this}}Nl.prototype.isMeshPhongMaterial=!0;class zl extends Je{constructor(t){super(),this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new nn(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new nn(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new yt(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.gradientMap=t.gradientMap,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this}}zl.prototype.isMeshToonMaterial=!0;class Bl extends Je{constructor(t){super(),this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new yt(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.flatShading=!1,this.setValues(t)}copy(t){return super.copy(t),this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.flatShading=t.flatShading,this}}Bl.prototype.isMeshNormalMaterial=!0;class Fl extends Je{constructor(t){super(),this.type="MeshLambertMaterial",this.color=new nn(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new nn(0),this.emissiveIntensity=1,this.emissiveMap=null,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this}}Fl.prototype.isMeshLambertMaterial=!0;class Ol extends Je{constructor(t){super(),this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new nn(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new yt(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.flatShading=!1,this.setValues(t)}copy(t){return super.copy(t),this.defines={MATCAP:""},this.color.copy(t.color),this.matcap=t.matcap,this.map=t.map,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.flatShading=t.flatShading,this}}Ol.prototype.isMeshMatcapMaterial=!0;class Ul extends Ha{constructor(t){super(),this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(t)}copy(t){return super.copy(t),this.scale=t.scale,this.dashSize=t.dashSize,this.gapSize=t.gapSize,this}}Ul.prototype.isLineDashedMaterial=!0;var Hl=Object.freeze({__proto__:null,ShadowMaterial:Pl,SpriteMaterial:ra,RawShaderMaterial:Mi,ShaderMaterial:Jn,PointsMaterial:Qa,MeshPhysicalMaterial:Dl,MeshStandardMaterial:Il,MeshPhongMaterial:Nl,MeshToonMaterial:zl,MeshNormalMaterial:Bl,MeshLambertMaterial:Fl,MeshDepthMaterial:Os,MeshDistanceMaterial:Us,MeshBasicMaterial:rn,MeshMatcapMaterial:Ol,LineDashedMaterial:Ul,LineBasicMaterial:Ha,Material:Je});const Gl={arraySlice:function(t,e,n){return Gl.isTypedArray(t)?new t.constructor(t.subarray(e,void 0!==n?n:t.length)):t.slice(e,n)},convertArray:function(t,e,n){return!t||!n&&t.constructor===e?t:"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t)},isTypedArray:function(t){return ArrayBuffer.isView(t)&&!(t instanceof DataView)},getKeyframeOrder:function(t){const e=t.length,n=new Array(e);for(let t=0;t!==e;++t)n[t]=t;return n.sort((function(e,n){return t[e]-t[n]})),n},sortedArray:function(t,e,n){const i=t.length,r=new t.constructor(i);for(let s=0,a=0;a!==i;++s){const i=n[s]*e;for(let n=0;n!==e;++n)r[a++]=t[i+n]}return r},flattenJSON:function(t,e,n,i){let r=1,s=t[0];for(;void 0!==s&&void 0===s[i];)s=t[r++];if(void 0===s)return;let a=s[i];if(void 0!==a)if(Array.isArray(a))do{a=s[i],void 0!==a&&(e.push(s.time),n.push.apply(n,a)),s=t[r++]}while(void 0!==s);else if(void 0!==a.toArray)do{a=s[i],void 0!==a&&(e.push(s.time),a.toArray(n,n.length)),s=t[r++]}while(void 0!==s);else do{a=s[i],void 0!==a&&(e.push(s.time),n.push(a)),s=t[r++]}while(void 0!==s)},subclip:function(t,e,n,i,r=30){const s=t.clone();s.name=e;const a=[];for(let t=0;t=i)){l.push(e.times[t]);for(let n=0;ns.tracks[t].times[0]&&(o=s.tracks[t].times[0]);for(let t=0;t=i.times[u]){const t=u*l+o,e=t+l-o;d=Gl.arraySlice(i.values,t,e)}else{const t=i.createInterpolant(),e=o,n=l-o;t.evaluate(s),d=Gl.arraySlice(t.resultBuffer,e,n)}if("quaternion"===r){(new Dt).fromArray(d).normalize().conjugate().toArray(d)}const p=a.times.length;for(let t=0;t=r)break t;{const a=e[1];t=r)break e}s=n,n=0}}for(;n>>1;te;)--s;if(++s,0!==r||s!==i){r>=s&&(s=Math.max(s,1),r=s-1);const t=this.getValueSize();this.times=Gl.arraySlice(n,r,s),this.values=Gl.arraySlice(this.values,r*t,s*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),t=!1);const n=this.times,i=this.values,r=n.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),t=!1);let s=null;for(let e=0;e!==r;e++){const i=n[e];if("number"==typeof i&&isNaN(i)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,e,i),t=!1;break}if(null!==s&&s>i){console.error("THREE.KeyframeTrack: Out of order keys.",this,e,i,s),t=!1;break}s=i}if(void 0!==i&&Gl.isTypedArray(i))for(let e=0,n=i.length;e!==n;++e){const n=i[e];if(isNaN(n)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,e,n),t=!1;break}}return t}optimize(){const t=Gl.arraySlice(this.times),e=Gl.arraySlice(this.values),n=this.getValueSize(),i=this.getInterpolation()===G,r=t.length-1;let s=1;for(let a=1;a0){t[s]=t[r];for(let t=r*n,i=s*n,a=0;a!==n;++a)e[i+a]=e[t+a];++s}return s!==t.length?(this.times=Gl.arraySlice(t,0,s),this.values=Gl.arraySlice(e,0,s*n)):(this.times=t,this.values=e),this}clone(){const t=Gl.arraySlice(this.times,0),e=Gl.arraySlice(this.values,0),n=new(0,this.constructor)(this.name,t,e);return n.createInterpolant=this.createInterpolant,n}}ql.prototype.TimeBufferType=Float32Array,ql.prototype.ValueBufferType=Float32Array,ql.prototype.DefaultInterpolation=H;class Xl extends ql{}Xl.prototype.ValueTypeName="bool",Xl.prototype.ValueBufferType=Array,Xl.prototype.DefaultInterpolation=U,Xl.prototype.InterpolantFactoryMethodLinear=void 0,Xl.prototype.InterpolantFactoryMethodSmooth=void 0;class Yl extends ql{}Yl.prototype.ValueTypeName="color";class Jl extends ql{}Jl.prototype.ValueTypeName="number";class Zl extends kl{constructor(t,e,n,i){super(t,e,n,i)}interpolate_(t,e,n,i){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=(n-e)/(i-e);let l=t*a;for(let t=l+a;l!==t;l+=4)Dt.slerpFlat(r,0,s,l-a,s,l,o);return r}}class Ql extends ql{InterpolantFactoryMethodLinear(t){return new Zl(this.times,this.values,this.getValueSize(),t)}}Ql.prototype.ValueTypeName="quaternion",Ql.prototype.DefaultInterpolation=H,Ql.prototype.InterpolantFactoryMethodSmooth=void 0;class Kl extends ql{}Kl.prototype.ValueTypeName="string",Kl.prototype.ValueBufferType=Array,Kl.prototype.DefaultInterpolation=U,Kl.prototype.InterpolantFactoryMethodLinear=void 0,Kl.prototype.InterpolantFactoryMethodSmooth=void 0;class $l extends ql{}$l.prototype.ValueTypeName="vector";class tc{constructor(t,e=-1,n,i=2500){this.name=t,this.tracks=n,this.duration=e,this.blendMode=i,this.uuid=ht(),this.duration<0&&this.resetDuration()}static parse(t){const e=[],n=t.tracks,i=1/(t.fps||1);for(let t=0,r=n.length;t!==r;++t)e.push(ec(n[t]).scale(i));const r=new this(t.name,t.duration,e,t.blendMode);return r.uuid=t.uuid,r}static toJSON(t){const e=[],n=t.tracks,i={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode};for(let t=0,i=n.length;t!==i;++t)e.push(ql.toJSON(n[t]));return i}static CreateFromMorphTargetSequence(t,e,n,i){const r=e.length,s=[];for(let t=0;t1){const t=s[1];let e=i[t];e||(i[t]=e=[]),e.push(n)}}const s=[];for(const t in i)s.push(this.CreateFromMorphTargetSequence(t,i[t],e,n));return s}static parseAnimation(t,e){if(!t)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const n=function(t,e,n,i,r){if(0!==n.length){const s=[],a=[];Gl.flattenJSON(n,s,a,i),0!==s.length&&r.push(new t(e,s,a))}},i=[],r=t.name||"default",s=t.fps||30,a=t.blendMode;let o=t.length||-1;const l=t.hierarchy||[];for(let t=0;t0:i.vertexColors=t.vertexColors),void 0!==t.uniforms)for(const e in t.uniforms){const r=t.uniforms[e];switch(i.uniforms[e]={},r.type){case"t":i.uniforms[e].value=n(r.value);break;case"c":i.uniforms[e].value=(new nn).setHex(r.value);break;case"v2":i.uniforms[e].value=(new yt).fromArray(r.value);break;case"v3":i.uniforms[e].value=(new Nt).fromArray(r.value);break;case"v4":i.uniforms[e].value=(new Rt).fromArray(r.value);break;case"m3":i.uniforms[e].value=(new xt).fromArray(r.value);break;case"m4":i.uniforms[e].value=(new ue).fromArray(r.value);break;default:i.uniforms[e].value=r.value}}if(void 0!==t.defines&&(i.defines=t.defines),void 0!==t.vertexShader&&(i.vertexShader=t.vertexShader),void 0!==t.fragmentShader&&(i.fragmentShader=t.fragmentShader),void 0!==t.extensions)for(const e in t.extensions)i.extensions[e]=t.extensions[e];if(void 0!==t.shading&&(i.flatShading=1===t.shading),void 0!==t.size&&(i.size=t.size),void 0!==t.sizeAttenuation&&(i.sizeAttenuation=t.sizeAttenuation),void 0!==t.map&&(i.map=n(t.map)),void 0!==t.matcap&&(i.matcap=n(t.matcap)),void 0!==t.alphaMap&&(i.alphaMap=n(t.alphaMap)),void 0!==t.bumpMap&&(i.bumpMap=n(t.bumpMap)),void 0!==t.bumpScale&&(i.bumpScale=t.bumpScale),void 0!==t.normalMap&&(i.normalMap=n(t.normalMap)),void 0!==t.normalMapType&&(i.normalMapType=t.normalMapType),void 0!==t.normalScale){let e=t.normalScale;!1===Array.isArray(e)&&(e=[e,e]),i.normalScale=(new yt).fromArray(e)}return void 0!==t.displacementMap&&(i.displacementMap=n(t.displacementMap)),void 0!==t.displacementScale&&(i.displacementScale=t.displacementScale),void 0!==t.displacementBias&&(i.displacementBias=t.displacementBias),void 0!==t.roughnessMap&&(i.roughnessMap=n(t.roughnessMap)),void 0!==t.metalnessMap&&(i.metalnessMap=n(t.metalnessMap)),void 0!==t.emissiveMap&&(i.emissiveMap=n(t.emissiveMap)),void 0!==t.emissiveIntensity&&(i.emissiveIntensity=t.emissiveIntensity),void 0!==t.specularMap&&(i.specularMap=n(t.specularMap)),void 0!==t.specularIntensityMap&&(i.specularIntensityMap=n(t.specularIntensityMap)),void 0!==t.specularTintMap&&(i.specularTintMap=n(t.specularTintMap)),void 0!==t.envMap&&(i.envMap=n(t.envMap)),void 0!==t.envMapIntensity&&(i.envMapIntensity=t.envMapIntensity),void 0!==t.reflectivity&&(i.reflectivity=t.reflectivity),void 0!==t.refractionRatio&&(i.refractionRatio=t.refractionRatio),void 0!==t.lightMap&&(i.lightMap=n(t.lightMap)),void 0!==t.lightMapIntensity&&(i.lightMapIntensity=t.lightMapIntensity),void 0!==t.aoMap&&(i.aoMap=n(t.aoMap)),void 0!==t.aoMapIntensity&&(i.aoMapIntensity=t.aoMapIntensity),void 0!==t.gradientMap&&(i.gradientMap=n(t.gradientMap)),void 0!==t.clearcoatMap&&(i.clearcoatMap=n(t.clearcoatMap)),void 0!==t.clearcoatRoughnessMap&&(i.clearcoatRoughnessMap=n(t.clearcoatRoughnessMap)),void 0!==t.clearcoatNormalMap&&(i.clearcoatNormalMap=n(t.clearcoatNormalMap)),void 0!==t.clearcoatNormalScale&&(i.clearcoatNormalScale=(new yt).fromArray(t.clearcoatNormalScale)),void 0!==t.transmissionMap&&(i.transmissionMap=n(t.transmissionMap)),void 0!==t.thicknessMap&&(i.thicknessMap=n(t.thicknessMap)),i}setTextures(t){return this.textures=t,this}}class Ic{static decodeText(t){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(t);let e="";for(let n=0,i=t.length;n0){this.source.connect(this.filters[0]);for(let t=1,e=this.filters.length;t0){this.source.disconnect(this.filters[0]);for(let t=1,e=this.filters.length;t0&&this._mixBufferRegionAdditive(n,i,this._addIndex*e,1,e);for(let t=e,r=e+e;t!==r;++t)if(n[t]!==n[t+e]){a.setValue(n,i);break}}saveOriginalState(){const t=this.binding,e=this.buffer,n=this.valueSize,i=n*this._origIndex;t.getValue(e,i);for(let t=n,r=i;t!==r;++t)e[t]=e[i+t%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const t=3*this.valueSize;this.binding.setValue(this.buffer,t)}_setAdditiveIdentityNumeric(){const t=this._addIndex*this.valueSize,e=t+this.valueSize;for(let n=t;n=.5)for(let i=0;i!==r;++i)t[e+i]=t[n+i]}_slerp(t,e,n,i){Dt.slerpFlat(t,e,t,e,t,n,i)}_slerpAdditive(t,e,n,i,r){const s=this._workIndex*r;Dt.multiplyQuaternionsFlat(t,s,t,e,t,n),Dt.slerpFlat(t,e,t,e,t,s,i)}_lerp(t,e,n,i,r){const s=1-i;for(let a=0;a!==r;++a){const r=e+a;t[r]=t[r]*s+t[n+a]*i}}_lerpAdditive(t,e,n,i,r){for(let s=0;s!==r;++s){const r=e+s;t[r]=t[r]+t[n+s]*i}}}const sh="\\[\\]\\.:\\/",ah=new RegExp("[\\[\\]\\.:\\/]","g"),oh="[^\\[\\]\\.:\\/]",lh="[^"+sh.replace("\\.","")+"]",ch=/((?:WC+[\/:])*)/.source.replace("WC",oh),hh=/(WCOD+)?/.source.replace("WCOD",lh),uh=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",oh),dh=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",oh),ph=new RegExp("^"+ch+hh+uh+dh+"$"),mh=["material","materials","bones"];class fh{constructor(t,e,n){this.path=e,this.parsedPath=n||fh.parseTrackName(e),this.node=fh.findNode(t,this.parsedPath.nodeName)||t,this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,n){return t&&t.isAnimationObjectGroup?new fh.Composite(t,e,n):new fh(t,e,n)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(ah,"")}static parseTrackName(t){const e=ph.exec(t);if(!e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const n={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},i=n.nodeName&&n.nodeName.lastIndexOf(".");if(void 0!==i&&-1!==i){const t=n.nodeName.substring(i+1);-1!==mh.indexOf(t)&&(n.nodeName=n.nodeName.substring(0,i),n.objectName=t)}if(null===n.propertyName||0===n.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return n}static findNode(t,e){if(!e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const n=t.skeleton.getBoneByName(e);if(void 0!==n)return n}if(t.children){const n=function(t){for(let i=0;i=r){const s=r++,c=t[s];e[c.uuid]=l,t[l]=c,e[o]=s,t[s]=a;for(let t=0,e=i;t!==e;++t){const e=n[t],i=e[s],r=e[l];e[l]=i,e[s]=r}}}this.nCachedObjects_=r}uncache(){const t=this._objects,e=this._indicesByUUID,n=this._bindings,i=n.length;let r=this.nCachedObjects_,s=t.length;for(let a=0,o=arguments.length;a!==o;++a){const o=arguments[a].uuid,l=e[o];if(void 0!==l)if(delete e[o],l0&&(e[a.uuid]=l),t[l]=a,t.pop();for(let t=0,e=i;t!==e;++t){const e=n[t];e[l]=e[r],e.pop()}}}this.nCachedObjects_=r}subscribe_(t,e){const n=this._bindingsIndicesByPath;let i=n[t];const r=this._bindings;if(void 0!==i)return r[i];const s=this._paths,a=this._parsedPaths,o=this._objects,l=o.length,c=this.nCachedObjects_,h=new Array(l);i=r.length,n[t]=i,s.push(t),a.push(e),r.push(h);for(let n=c,i=o.length;n!==i;++n){const i=o[n];h[n]=new fh(i,t,e)}return h}unsubscribe_(t){const e=this._bindingsIndicesByPath,n=e[t];if(void 0!==n){const i=this._paths,r=this._parsedPaths,s=this._bindings,a=s.length-1,o=s[a];e[t[a]]=n,s[n]=o,s.pop(),r[n]=r[a],r.pop(),i[n]=i[a],i.pop()}}}gh.prototype.isAnimationObjectGroup=!0;class vh{constructor(t,e,n=null,i=e.blendMode){this._mixer=t,this._clip=e,this._localRoot=n,this.blendMode=i;const r=e.tracks,s=r.length,a=new Array(s),o={endingStart:k,endingEnd:k};for(let t=0;t!==s;++t){const e=r[t].createInterpolant(null);a[t]=e,e.settings=o}this._interpolantSettings=o,this._interpolants=a,this._propertyBindings=new Array(s),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=2201,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(t){return this._startTime=t,this}setLoop(t,e){return this.loop=t,this.repetitions=e,this}setEffectiveWeight(t){return this.weight=t,this._effectiveWeight=this.enabled?t:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(t){return this._scheduleFading(t,0,1)}fadeOut(t){return this._scheduleFading(t,1,0)}crossFadeFrom(t,e,n){if(t.fadeOut(e),this.fadeIn(e),n){const n=this._clip.duration,i=t._clip.duration,r=i/n,s=n/i;t.warp(1,r,e),this.warp(s,1,e)}return this}crossFadeTo(t,e,n){return t.crossFadeFrom(this,e,n)}stopFading(){const t=this._weightInterpolant;return null!==t&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}setEffectiveTimeScale(t){return this.timeScale=t,this._effectiveTimeScale=this.paused?0:t,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(t){return this.timeScale=this._clip.duration/t,this.stopWarping()}syncWith(t){return this.time=t.time,this.timeScale=t.timeScale,this.stopWarping()}halt(t){return this.warp(this._effectiveTimeScale,0,t)}warp(t,e,n){const i=this._mixer,r=i.time,s=this.timeScale;let a=this._timeScaleInterpolant;null===a&&(a=i._lendControlInterpolant(),this._timeScaleInterpolant=a);const o=a.parameterPositions,l=a.sampleValues;return o[0]=r,o[1]=r+n,l[0]=t/s,l[1]=e/s,this}stopWarping(){const t=this._timeScaleInterpolant;return null!==t&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(t,e,n,i){if(!this.enabled)return void this._updateWeight(t);const r=this._startTime;if(null!==r){const i=(t-r)*n;if(i<0||0===n)return;this._startTime=null,e=n*i}e*=this._updateTimeScale(t);const s=this._updateTime(e),a=this._updateWeight(t);if(a>0){const t=this._interpolants,e=this._propertyBindings;switch(this.blendMode){case q:for(let n=0,i=t.length;n!==i;++n)t[n].evaluate(s),e[n].accumulateAdditive(a);break;case j:default:for(let n=0,r=t.length;n!==r;++n)t[n].evaluate(s),e[n].accumulate(i,a)}}}_updateWeight(t){let e=0;if(this.enabled){e=this.weight;const n=this._weightInterpolant;if(null!==n){const i=n.evaluate(t)[0];e*=i,t>n.parameterPositions[1]&&(this.stopFading(),0===i&&(this.enabled=!1))}}return this._effectiveWeight=e,e}_updateTimeScale(t){let e=0;if(!this.paused){e=this.timeScale;const n=this._timeScaleInterpolant;if(null!==n){e*=n.evaluate(t)[0],t>n.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e)}}return this._effectiveTimeScale=e,e}_updateTime(t){const e=this._clip.duration,n=this.loop;let i=this.time+t,r=this._loopCount;const s=2202===n;if(0===t)return-1===r?i:s&&1==(1&r)?e-i:i;if(2200===n){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(i>=e)i=e;else{if(!(i<0)){this.time=i;break t}i=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===r&&(t>=0?(r=0,this._setEndings(!0,0===this.repetitions,s)):this._setEndings(0===this.repetitions,!0,s)),i>=e||i<0){const n=Math.floor(i/e);i-=e*n,r+=Math.abs(n);const a=this.repetitions-r;if(a<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,i=t>0?e:0,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===a){const e=t<0;this._setEndings(e,!e,s)}else this._setEndings(!1,!1,s);this._loopCount=r,this.time=i,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:n})}}else this.time=i;if(s&&1==(1&r))return e-i}return i}_setEndings(t,e,n){const i=this._interpolantSettings;n?(i.endingStart=V,i.endingEnd=V):(i.endingStart=t?this.zeroSlopeAtStart?V:k:W,i.endingEnd=e?this.zeroSlopeAtEnd?V:k:W)}_scheduleFading(t,e,n){const i=this._mixer,r=i.time;let s=this._weightInterpolant;null===s&&(s=i._lendControlInterpolant(),this._weightInterpolant=s);const a=s.parameterPositions,o=s.sampleValues;return a[0]=r,o[0]=e,a[1]=r+t,o[1]=n,this}}class yh extends rt{constructor(t){super(),this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(t,e){const n=t._localRoot||this._root,i=t._clip.tracks,r=i.length,s=t._propertyBindings,a=t._interpolants,o=n.uuid,l=this._bindingsByRootAndName;let c=l[o];void 0===c&&(c={},l[o]=c);for(let t=0;t!==r;++t){const r=i[t],l=r.name;let h=c[l];if(void 0!==h)s[t]=h;else{if(h=s[t],void 0!==h){null===h._cacheIndex&&(++h.referenceCount,this._addInactiveBinding(h,o,l));continue}const i=e&&e._propertyBindings[t].binding.parsedPath;h=new rh(fh.create(n,l,i),r.ValueTypeName,r.getValueSize()),++h.referenceCount,this._addInactiveBinding(h,o,l),s[t]=h}a[t].resultBuffer=h.buffer}}_activateAction(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){const e=(t._localRoot||this._root).uuid,n=t._clip.uuid,i=this._actionsByClip[n];this._bindAction(t,i&&i.knownActions[0]),this._addInactiveAction(t,n,e)}const e=t._propertyBindings;for(let t=0,n=e.length;t!==n;++t){const n=e[t];0==n.useCount++&&(this._lendBinding(n),n.saveOriginalState())}this._lendAction(t)}}_deactivateAction(t){if(this._isActiveAction(t)){const e=t._propertyBindings;for(let t=0,n=e.length;t!==n;++t){const n=e[t];0==--n.useCount&&(n.restoreOriginalState(),this._takeBackBinding(n))}this._takeBackAction(t)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}}_isActiveAction(t){const e=t._cacheIndex;return null!==e&&e=0;--e)t[e].stop();return this}update(t){t*=this.timeScale;const e=this._actions,n=this._nActiveActions,i=this.time+=t,r=Math.sign(t),s=this._accuIndex^=1;for(let a=0;a!==n;++a){e[a]._update(i,t,r,s)}const a=this._bindings,o=this._nActiveBindings;for(let t=0;t!==o;++t)a[t].apply(s);return this}setTime(t){this.time=0;for(let t=0;tthis.max.x||t.ythis.max.y)}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(t){return!(t.max.xthis.max.x||t.max.ythis.max.y)}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return Sh.copy(t).clamp(this.min,this.max).sub(t).length()}intersect(t){return this.min.max(t.min),this.max.min(t.max),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}Th.prototype.isBox2=!0;const Eh=new Nt,Ah=new Nt;class Lh{constructor(t=new Nt,e=new Nt){this.start=t,this.end=e}set(t,e){return this.start.copy(t),this.end.copy(e),this}copy(t){return this.start.copy(t.start),this.end.copy(t.end),this}getCenter(t){return t.addVectors(this.start,this.end).multiplyScalar(.5)}delta(t){return t.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(t,e){return this.delta(e).multiplyScalar(t).add(this.start)}closestPointToPointParameter(t,e){Eh.subVectors(t,this.start),Ah.subVectors(this.end,this.start);const n=Ah.dot(Ah);let i=Ah.dot(Eh)/n;return e&&(i=ut(i,0,1)),i}closestPointToPoint(t,e,n){const i=this.closestPointToPointParameter(t,e);return this.delta(n).multiplyScalar(i).add(this.start)}applyMatrix4(t){return this.start.applyMatrix4(t),this.end.applyMatrix4(t),this}equals(t){return t.start.equals(this.start)&&t.end.equals(this.end)}clone(){return(new this.constructor).copy(this)}}class Rh extends Be{constructor(t){super(),this.material=t,this.render=function(){},this.hasPositions=!1,this.hasNormals=!1,this.hasColors=!1,this.hasUvs=!1,this.positionArray=null,this.normalArray=null,this.colorArray=null,this.uvArray=null,this.count=0}}Rh.prototype.isImmediateRenderObject=!0;const Ch=new Nt;const Ph=new Nt,Ih=new ue,Dh=new ue;class Nh extends Ja{constructor(t){const e=zh(t),n=new Tn,i=[],r=[],s=new nn(0,0,1),a=new nn(0,1,0);for(let t=0;t.99999)this.quaternion.set(0,0,0,1);else if(t.y<-.99999)this.quaternion.set(1,0,0,0);else{Yh.set(t.z,0,-t.x).normalize();const e=Math.acos(t.y);this.quaternion.setFromAxisAngle(Yh,e)}}setLength(t,e=.2*t,n=.2*e){this.line.scale.set(1,Math.max(1e-4,t-e),1),this.line.updateMatrix(),this.cone.scale.set(n,e,n),this.cone.position.y=t,this.cone.updateMatrix()}setColor(t){this.line.material.color.set(t),this.cone.material.color.set(t)}copy(t){return super.copy(t,!1),this.line.copy(t.line),this.cone.copy(t.cone),this}},t.Audio=Kc,t.AudioAnalyser=ih,t.AudioContext=Hc,t.AudioListener=class extends Be{constructor(){super(),this.type="AudioListener",this.context=Hc.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new qc}getInput(){return this.gain}removeFilter(){return null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this}getFilter(){return this.filter}setFilter(t){return null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=t,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this}getMasterVolume(){return this.gain.gain.value}setMasterVolume(t){return this.gain.gain.setTargetAtTime(t,this.context.currentTime,.01),this}updateMatrixWorld(t){super.updateMatrixWorld(t);const e=this.context.listener,n=this.up;if(this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(Yc,Jc,Zc),Qc.set(0,0,-1).applyQuaternion(Jc),e.positionX){const t=this.context.currentTime+this.timeDelta;e.positionX.linearRampToValueAtTime(Yc.x,t),e.positionY.linearRampToValueAtTime(Yc.y,t),e.positionZ.linearRampToValueAtTime(Yc.z,t),e.forwardX.linearRampToValueAtTime(Qc.x,t),e.forwardY.linearRampToValueAtTime(Qc.y,t),e.forwardZ.linearRampToValueAtTime(Qc.z,t),e.upX.linearRampToValueAtTime(n.x,t),e.upY.linearRampToValueAtTime(n.y,t),e.upZ.linearRampToValueAtTime(n.z,t)}else e.setPosition(Yc.x,Yc.y,Yc.z),e.setOrientation(Qc.x,Qc.y,Qc.z,n.x,n.y,n.z)}},t.AudioLoader=Gc,t.AxesHelper=Qh,t.AxisHelper=function(t){return console.warn("THREE.AxisHelper has been renamed to THREE.AxesHelper."),new Qh(t)},t.BackSide=1,t.BasicDepthPacking=3200,t.BasicShadowMap=0,t.BinaryTextureLoader=function(t){return console.warn("THREE.BinaryTextureLoader has been renamed to THREE.DataTextureLoader."),new hc(t)},t.Bone=Ra,t.BooleanKeyframeTrack=Xl,t.BoundingBoxHelper=function(t,e){return console.warn("THREE.BoundingBoxHelper has been deprecated. Creating a THREE.BoxHelper instead."),new Xh(t,e)},t.Box2=Th,t.Box3=Ft,t.Box3Helper=class extends Ja{constructor(t,e=16776960){const n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),i=new Tn;i.setIndex(new on(n,1)),i.setAttribute("position",new gn([1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1],3)),super(i,new Ha({color:e,toneMapped:!1})),this.box=t,this.type="Box3Helper",this.geometry.computeBoundingSphere()}updateMatrixWorld(t){const e=this.box;e.isEmpty()||(e.getCenter(this.position),e.getSize(this.scale),this.scale.multiplyScalar(.5),super.updateMatrixWorld(t))}},t.BoxBufferGeometry=jn,t.BoxGeometry=jn,t.BoxHelper=Xh,t.BufferAttribute=on,t.BufferGeometry=Tn,t.BufferGeometryLoader=Nc,t.ByteType=1010,t.Cache=nc,t.Camera=Zn,t.CameraHelper=class extends Ja{constructor(t){const e=new Tn,n=new Ha({color:16777215,vertexColors:!0,toneMapped:!1}),i=[],r=[],s={},a=new nn(16755200),o=new nn(16711680),l=new nn(43775),c=new nn(16777215),h=new nn(3355443);function u(t,e,n){d(t,n),d(e,n)}function d(t,e){i.push(0,0,0),r.push(e.r,e.g,e.b),void 0===s[t]&&(s[t]=[]),s[t].push(i.length/3-1)}u("n1","n2",a),u("n2","n4",a),u("n4","n3",a),u("n3","n1",a),u("f1","f2",a),u("f2","f4",a),u("f4","f3",a),u("f3","f1",a),u("n1","f1",a),u("n2","f2",a),u("n3","f3",a),u("n4","f4",a),u("p","n1",o),u("p","n2",o),u("p","n3",o),u("p","n4",o),u("u1","u2",l),u("u2","u3",l),u("u3","u1",l),u("c","t",c),u("p","c",h),u("cn1","cn2",h),u("cn3","cn4",h),u("cf1","cf2",h),u("cf3","cf4",h),e.setAttribute("position",new gn(i,3)),e.setAttribute("color",new gn(r,3)),super(e,n),this.type="CameraHelper",this.camera=t,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=s,this.update()}update(){const t=this.geometry,e=this.pointMap;Wh.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse),jh("c",e,t,Wh,0,0,-1),jh("t",e,t,Wh,0,0,1),jh("n1",e,t,Wh,-1,-1,-1),jh("n2",e,t,Wh,1,-1,-1),jh("n3",e,t,Wh,-1,1,-1),jh("n4",e,t,Wh,1,1,-1),jh("f1",e,t,Wh,-1,-1,1),jh("f2",e,t,Wh,1,-1,1),jh("f3",e,t,Wh,-1,1,1),jh("f4",e,t,Wh,1,1,1),jh("u1",e,t,Wh,.7,1.1,-1),jh("u2",e,t,Wh,-.7,1.1,-1),jh("u3",e,t,Wh,0,2,-1),jh("cf1",e,t,Wh,-1,0,1),jh("cf2",e,t,Wh,1,0,1),jh("cf3",e,t,Wh,0,-1,1),jh("cf4",e,t,Wh,0,1,1),jh("cn1",e,t,Wh,-1,0,-1),jh("cn2",e,t,Wh,1,0,-1),jh("cn3",e,t,Wh,0,-1,-1),jh("cn4",e,t,Wh,0,1,-1),t.getAttribute("position").needsUpdate=!0}dispose(){this.geometry.dispose(),this.material.dispose()}},t.CanvasRenderer=function(){console.error("THREE.CanvasRenderer has been removed")},t.CanvasTexture=ao,t.CatmullRomCurve3=Ao,t.CineonToneMapping=3,t.CircleBufferGeometry=lo,t.CircleGeometry=lo,t.ClampToEdgeWrapping=u,t.Clock=qc,t.Color=nn,t.ColorKeyframeTrack=Yl,t.CompressedTexture=so,t.CompressedTextureLoader=class extends sc{constructor(t){super(t)}load(t,e,n,i){const r=this,s=[],a=new so,o=new oc(this.manager);o.setPath(this.path),o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setWithCredentials(r.withCredentials);let l=0;function c(c){o.load(t[c],(function(t){const n=r.parse(t,!0);s[c]={width:n.width,height:n.height,format:n.format,mipmaps:n.mipmaps},l+=1,6===l&&(1===n.mipmapCount&&(a.minFilter=g),a.image=s,a.format=n.format,a.needsUpdate=!0,e&&e(a))}),n,i)}if(Array.isArray(t))for(let e=0,n=t.length;e65504&&(console.warn("THREE.DataUtils.toHalfFloat(): value exceeds 65504."),t=65504),Kh[0]=t;const e=$h[0];let n=e>>16&32768,i=e>>12&2047;const r=e>>23&255;return r<103?n:r>142?(n|=31744,n|=(255==r?0:1)&&8388607&e,n):r<113?(i|=2048,n|=(i>>114-r)+(i>>113-r&1),n):(n|=r-112<<10|i>>1,n+=1&i,n)}},t.DecrementStencilOp=7683,t.DecrementWrapStencilOp=34056,t.DefaultLoadingManager=rc,t.DepthFormat=A,t.DepthStencilFormat=L,t.DepthTexture=oo,t.DirectionalLight=Ec,t.DirectionalLightHelper=class extends Be{constructor(t,e,n){super(),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,void 0===e&&(e=1);let i=new Tn;i.setAttribute("position",new gn([-e,e,0,e,e,0,e,-e,0,-e,-e,0,-e,e,0],3));const r=new Ha({fog:!1,toneMapped:!1});this.lightPlane=new qa(i,r),this.add(this.lightPlane),i=new Tn,i.setAttribute("position",new gn([0,0,0,0,0,1],3)),this.targetLine=new qa(i,r),this.add(this.targetLine),this.update()}dispose(){this.lightPlane.geometry.dispose(),this.lightPlane.material.dispose(),this.targetLine.geometry.dispose(),this.targetLine.material.dispose()}update(){Hh.setFromMatrixPosition(this.light.matrixWorld),Gh.setFromMatrixPosition(this.light.target.matrixWorld),kh.subVectors(Gh,Hh),this.lightPlane.lookAt(Gh),void 0!==this.color?(this.lightPlane.material.color.set(this.color),this.targetLine.material.color.set(this.color)):(this.lightPlane.material.color.copy(this.light.color),this.targetLine.material.color.copy(this.light.color)),this.targetLine.lookAt(Gh),this.targetLine.scale.z=kh.length()}},t.DiscreteInterpolant=jl,t.DodecahedronBufferGeometry=po,t.DodecahedronGeometry=po,t.DoubleSide=2,t.DstAlphaFactor=206,t.DstColorFactor=208,t.DynamicBufferAttribute=function(t,e){return console.warn("THREE.DynamicBufferAttribute has been removed. Use new THREE.BufferAttribute().setUsage( THREE.DynamicDrawUsage ) instead."),new on(t,e).setUsage(nt)},t.DynamicCopyUsage=35050,t.DynamicDrawUsage=nt,t.DynamicReadUsage=35049,t.EdgesGeometry=yo,t.EdgesHelper=function(t,e){return console.warn("THREE.EdgesHelper has been removed. Use THREE.EdgesGeometry instead."),new Ja(new yo(t.geometry),new Ha({color:void 0!==e?e:16777215}))},t.EllipseCurve=_o,t.EqualDepth=4,t.EqualStencilFunc=514,t.EquirectangularReflectionMapping=a,t.EquirectangularRefractionMapping=o,t.Euler=be,t.EventDispatcher=rt,t.ExtrudeBufferGeometry=gl,t.ExtrudeGeometry=gl,t.FaceColors=1,t.FileLoader=oc,t.FlatShading=1,t.Float16BufferAttribute=fn,t.Float32Attribute=function(t,e){return console.warn("THREE.Float32Attribute has been removed. Use new THREE.Float32BufferAttribute() instead."),new gn(t,e)},t.Float32BufferAttribute=gn,t.Float64Attribute=function(t,e){return console.warn("THREE.Float64Attribute has been removed. Use new THREE.Float64BufferAttribute() instead."),new vn(t,e)},t.Float64BufferAttribute=vn,t.FloatType=M,t.Fog=$s,t.FogExp2=Ks,t.Font=function(){console.error("THREE.Font has been moved to /examples/jsm/loaders/FontLoader.js")},t.FontLoader=function(){console.error("THREE.FontLoader has been moved to /examples/jsm/loaders/FontLoader.js")},t.FrontSide=0,t.Frustum=li,t.GLBufferAttribute=bh,t.GLSL1="100",t.GLSL3=it,t.GammaEncoding=J,t.GreaterDepth=6,t.GreaterEqualDepth=5,t.GreaterEqualStencilFunc=518,t.GreaterStencilFunc=516,t.GridHelper=Uh,t.Group=js,t.HalfFloatType=w,t.HemisphereLight=pc,t.HemisphereLightHelper=class extends Be{constructor(t,e,n){super(),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.color=n;const i=new _l(e);i.rotateY(.5*Math.PI),this.material=new rn({wireframe:!0,fog:!1,toneMapped:!1}),void 0===this.color&&(this.material.vertexColors=!0);const r=i.getAttribute("position"),s=new Float32Array(3*r.count);i.setAttribute("color",new on(s,3)),this.add(new Vn(i,this.material)),this.update()}dispose(){this.children[0].geometry.dispose(),this.children[0].material.dispose()}update(){const t=this.children[0];if(void 0!==this.color)this.material.color.set(this.color);else{const e=t.geometry.getAttribute("color");Fh.copy(this.light.color),Oh.copy(this.light.groundColor);for(let t=0,n=e.count;t0){const n=new ic(e);r=new lc(n),r.setCrossOrigin(this.crossOrigin);for(let e=0,n=t.length;e0){i=new lc(this.manager),i.setCrossOrigin(this.crossOrigin);for(let e=0,i=t.length;eNumber.EPSILON){if(l<0&&(n=e[s],o=-o,a=e[r],l=-l),t.ya.y)continue;if(t.y===n.y){if(t.x===n.x)return!0}else{const e=l*(t.x-n.x)-o*(t.y-n.y);if(0===e)return!0;if(e<0)continue;i=!i}}else{if(t.y!==n.y)continue;if(a.x<=t.x&&t.x<=n.x||n.x<=t.x&&t.x<=a.x)return!0}}return i}const r=pl.isClockWise,s=this.subPaths;if(0===s.length)return[];if(!0===e)return n(s);let a,o,l;const c=[];if(1===s.length)return o=s[0],l=new Go,l.curves=o.curves,c.push(l),c;let h=!r(s[0].getPoints());h=t?!h:h;const u=[],d=[];let p,m,f=[],g=0;d[g]=void 0,f[g]=[];for(let e=0,n=s.length;e1){let t=!1;const e=[];for(let t=0,e=d.length;t0&&(t||(f=u))}for(let t=0,e=d.length;t, // font - * - * size: , // size of the text - * height: , // thickness to extrude text - * curveSegments: , // number of points on the curves - * - * bevelEnabled: , // turn on bevel - * bevelThickness: , // how deep into text bevel goes - * bevelSize: , // how far from text outline (including bevelOffset) is bevel - * bevelOffset: // how far from text outline does bevel start - * } - */ - -class TextGeometry extends ExtrudeGeometry { - - constructor( text, parameters = {} ) { - - const font = parameters.font; - - if ( ! ( font && font.isFont ) ) { - - console.error( 'THREE.TextGeometry: font parameter is not an instance of THREE.Font.' ); - return new BufferGeometry(); - - } - - const shapes = font.generateShapes( text, parameters.size ); - - // translate parameters to ExtrudeGeometry API - - parameters.depth = parameters.height !== undefined ? parameters.height : 50; - - // defaults - - if ( parameters.bevelThickness === undefined ) parameters.bevelThickness = 10; - if ( parameters.bevelSize === undefined ) parameters.bevelSize = 8; - if ( parameters.bevelEnabled === undefined ) parameters.bevelEnabled = false; - - super( shapes, parameters ); - - this.type = 'TextGeometry'; - - } - -} - class TorusGeometry extends BufferGeometry { constructor( radius = 1, tube = 0.4, radialSegments = 8, tubularSegments = 6, arc = Math.PI * 2 ) { @@ -35500,8 +35450,6 @@ var Geometries = /*#__PURE__*/Object.freeze({ SphereBufferGeometry: SphereGeometry, TetrahedronGeometry: TetrahedronGeometry, TetrahedronBufferGeometry: TetrahedronGeometry, - TextGeometry: TextGeometry, - TextBufferGeometry: TextGeometry, TorusGeometry: TorusGeometry, TorusBufferGeometry: TorusGeometry, TorusKnotGeometry: TorusKnotGeometry, @@ -41970,810 +41918,772 @@ class ImageBitmapLoader extends Loader { ImageBitmapLoader.prototype.isImageBitmapLoader = true; -class ShapePath { - - constructor() { - - this.type = 'ShapePath'; - - this.color = new Color(); +let _context; - this.subPaths = []; - this.currentPath = null; +const AudioContext = { - } + getContext: function () { - moveTo( x, y ) { + if ( _context === undefined ) { - this.currentPath = new Path(); - this.subPaths.push( this.currentPath ); - this.currentPath.moveTo( x, y ); + _context = new ( window.AudioContext || window.webkitAudioContext )(); - return this; + } - } + return _context; - lineTo( x, y ) { + }, - this.currentPath.lineTo( x, y ); + setContext: function ( value ) { - return this; + _context = value; } - quadraticCurveTo( aCPx, aCPy, aX, aY ) { +}; - this.currentPath.quadraticCurveTo( aCPx, aCPy, aX, aY ); +class AudioLoader extends Loader { - return this; + constructor( manager ) { + + super( manager ); } - bezierCurveTo( aCP1x, aCP1y, aCP2x, aCP2y, aX, aY ) { + load( url, onLoad, onProgress, onError ) { - this.currentPath.bezierCurveTo( aCP1x, aCP1y, aCP2x, aCP2y, aX, aY ); + const scope = this; - return this; + const loader = new FileLoader( this.manager ); + loader.setResponseType( 'arraybuffer' ); + loader.setPath( this.path ); + loader.setRequestHeader( this.requestHeader ); + loader.setWithCredentials( this.withCredentials ); + loader.load( url, function ( buffer ) { - } + try { - splineThru( pts ) { + // Create a copy of the buffer. The `decodeAudioData` method + // detaches the buffer when complete, preventing reuse. + const bufferCopy = buffer.slice( 0 ); - this.currentPath.splineThru( pts ); + const context = AudioContext.getContext(); + context.decodeAudioData( bufferCopy, function ( audioBuffer ) { - return this; + onLoad( audioBuffer ); - } + } ); - toShapes( isCCW, noHoles ) { + } catch ( e ) { - function toShapesNoHoles( inSubpaths ) { + if ( onError ) { - const shapes = []; + onError( e ); - for ( let i = 0, l = inSubpaths.length; i < l; i ++ ) { + } else { - const tmpPath = inSubpaths[ i ]; + console.error( e ); - const tmpShape = new Shape(); - tmpShape.curves = tmpPath.curves; + } - shapes.push( tmpShape ); + scope.manager.itemError( url ); } - return shapes; + }, onProgress, onError ); - } + } - function isPointInsidePolygon( inPt, inPolygon ) { +} - const polyLen = inPolygon.length; +class HemisphereLightProbe extends LightProbe { - // inPt on polygon contour => immediate success or - // toggling of inside/outside at every single! intersection point of an edge - // with the horizontal line through inPt, left of inPt - // not counting lowerY endpoints of edges and whole edges on that line - let inside = false; - for ( let p = polyLen - 1, q = 0; q < polyLen; p = q ++ ) { + constructor( skyColor, groundColor, intensity = 1 ) { - let edgeLowPt = inPolygon[ p ]; - let edgeHighPt = inPolygon[ q ]; + super( undefined, intensity ); - let edgeDx = edgeHighPt.x - edgeLowPt.x; - let edgeDy = edgeHighPt.y - edgeLowPt.y; + const color1 = new Color().set( skyColor ); + const color2 = new Color().set( groundColor ); - if ( Math.abs( edgeDy ) > Number.EPSILON ) { + const sky = new Vector3( color1.r, color1.g, color1.b ); + const ground = new Vector3( color2.r, color2.g, color2.b ); - // not parallel - if ( edgeDy < 0 ) { + // without extra factor of PI in the shader, should = 1 / Math.sqrt( Math.PI ); + const c0 = Math.sqrt( Math.PI ); + const c1 = c0 * Math.sqrt( 0.75 ); - edgeLowPt = inPolygon[ q ]; edgeDx = - edgeDx; - edgeHighPt = inPolygon[ p ]; edgeDy = - edgeDy; + this.sh.coefficients[ 0 ].copy( sky ).add( ground ).multiplyScalar( c0 ); + this.sh.coefficients[ 1 ].copy( sky ).sub( ground ).multiplyScalar( c1 ); - } + } - if ( ( inPt.y < edgeLowPt.y ) || ( inPt.y > edgeHighPt.y ) ) continue; +} - if ( inPt.y === edgeLowPt.y ) { +HemisphereLightProbe.prototype.isHemisphereLightProbe = true; - if ( inPt.x === edgeLowPt.x ) return true; // inPt is on contour ? - // continue; // no intersection or edgeLowPt => doesn't count !!! +class AmbientLightProbe extends LightProbe { - } else { + constructor( color, intensity = 1 ) { - const perpEdge = edgeDy * ( inPt.x - edgeLowPt.x ) - edgeDx * ( inPt.y - edgeLowPt.y ); - if ( perpEdge === 0 ) return true; // inPt is on contour ? - if ( perpEdge < 0 ) continue; - inside = ! inside; // true intersection left of inPt + super( undefined, intensity ); - } + const color1 = new Color().set( color ); - } else { + // without extra factor of PI in the shader, would be 2 / Math.sqrt( Math.PI ); + this.sh.coefficients[ 0 ].set( color1.r, color1.g, color1.b ).multiplyScalar( 2 * Math.sqrt( Math.PI ) ); - // parallel or collinear - if ( inPt.y !== edgeLowPt.y ) continue; // parallel - // edge lies on the same horizontal line as inPt - if ( ( ( edgeHighPt.x <= inPt.x ) && ( inPt.x <= edgeLowPt.x ) ) || - ( ( edgeLowPt.x <= inPt.x ) && ( inPt.x <= edgeHighPt.x ) ) ) return true; // inPt: Point on contour ! - // continue; + } - } +} - } +AmbientLightProbe.prototype.isAmbientLightProbe = true; - return inside; +const _eyeRight = /*@__PURE__*/ new Matrix4(); +const _eyeLeft = /*@__PURE__*/ new Matrix4(); - } +class StereoCamera { - const isClockWise = ShapeUtils.isClockWise; + constructor() { - const subPaths = this.subPaths; - if ( subPaths.length === 0 ) return []; + this.type = 'StereoCamera'; - if ( noHoles === true ) return toShapesNoHoles( subPaths ); + this.aspect = 1; + this.eyeSep = 0.064; - let solid, tmpPath, tmpShape; - const shapes = []; + this.cameraL = new PerspectiveCamera(); + this.cameraL.layers.enable( 1 ); + this.cameraL.matrixAutoUpdate = false; - if ( subPaths.length === 1 ) { + this.cameraR = new PerspectiveCamera(); + this.cameraR.layers.enable( 2 ); + this.cameraR.matrixAutoUpdate = false; - tmpPath = subPaths[ 0 ]; - tmpShape = new Shape(); - tmpShape.curves = tmpPath.curves; - shapes.push( tmpShape ); - return shapes; + this._cache = { + focus: null, + fov: null, + aspect: null, + near: null, + far: null, + zoom: null, + eyeSep: null + }; - } + } - let holesFirst = ! isClockWise( subPaths[ 0 ].getPoints() ); - holesFirst = isCCW ? ! holesFirst : holesFirst; + update( camera ) { - // console.log("Holes first", holesFirst); + const cache = this._cache; - const betterShapeHoles = []; - const newShapes = []; - let newShapeHoles = []; - let mainIdx = 0; - let tmpPoints; + const needsUpdate = cache.focus !== camera.focus || cache.fov !== camera.fov || + cache.aspect !== camera.aspect * this.aspect || cache.near !== camera.near || + cache.far !== camera.far || cache.zoom !== camera.zoom || cache.eyeSep !== this.eyeSep; - newShapes[ mainIdx ] = undefined; - newShapeHoles[ mainIdx ] = []; + if ( needsUpdate ) { - for ( let i = 0, l = subPaths.length; i < l; i ++ ) { + cache.focus = camera.focus; + cache.fov = camera.fov; + cache.aspect = camera.aspect * this.aspect; + cache.near = camera.near; + cache.far = camera.far; + cache.zoom = camera.zoom; + cache.eyeSep = this.eyeSep; - tmpPath = subPaths[ i ]; - tmpPoints = tmpPath.getPoints(); - solid = isClockWise( tmpPoints ); - solid = isCCW ? ! solid : solid; + // Off-axis stereoscopic effect based on + // http://paulbourke.net/stereographics/stereorender/ - if ( solid ) { + const projectionMatrix = camera.projectionMatrix.clone(); + const eyeSepHalf = cache.eyeSep / 2; + const eyeSepOnProjection = eyeSepHalf * cache.near / cache.focus; + const ymax = ( cache.near * Math.tan( DEG2RAD * cache.fov * 0.5 ) ) / cache.zoom; + let xmin, xmax; - if ( ( ! holesFirst ) && ( newShapes[ mainIdx ] ) ) mainIdx ++; + // translate xOffset - newShapes[ mainIdx ] = { s: new Shape(), p: tmpPoints }; - newShapes[ mainIdx ].s.curves = tmpPath.curves; + _eyeLeft.elements[ 12 ] = - eyeSepHalf; + _eyeRight.elements[ 12 ] = eyeSepHalf; - if ( holesFirst ) mainIdx ++; - newShapeHoles[ mainIdx ] = []; + // for left eye - //console.log('cw', i); + xmin = - ymax * cache.aspect + eyeSepOnProjection; + xmax = ymax * cache.aspect + eyeSepOnProjection; - } else { - - newShapeHoles[ mainIdx ].push( { h: tmpPath, p: tmpPoints[ 0 ] } ); - - //console.log('ccw', i); - - } + projectionMatrix.elements[ 0 ] = 2 * cache.near / ( xmax - xmin ); + projectionMatrix.elements[ 8 ] = ( xmax + xmin ) / ( xmax - xmin ); - } + this.cameraL.projectionMatrix.copy( projectionMatrix ); - // only Holes? -> probably all Shapes with wrong orientation - if ( ! newShapes[ 0 ] ) return toShapesNoHoles( subPaths ); + // for right eye + xmin = - ymax * cache.aspect - eyeSepOnProjection; + xmax = ymax * cache.aspect - eyeSepOnProjection; - if ( newShapes.length > 1 ) { + projectionMatrix.elements[ 0 ] = 2 * cache.near / ( xmax - xmin ); + projectionMatrix.elements[ 8 ] = ( xmax + xmin ) / ( xmax - xmin ); - let ambiguous = false; - const toChange = []; + this.cameraR.projectionMatrix.copy( projectionMatrix ); - for ( let sIdx = 0, sLen = newShapes.length; sIdx < sLen; sIdx ++ ) { + } - betterShapeHoles[ sIdx ] = []; + this.cameraL.matrixWorld.copy( camera.matrixWorld ).multiply( _eyeLeft ); + this.cameraR.matrixWorld.copy( camera.matrixWorld ).multiply( _eyeRight ); - } + } - for ( let sIdx = 0, sLen = newShapes.length; sIdx < sLen; sIdx ++ ) { +} - const sho = newShapeHoles[ sIdx ]; +class Clock { - for ( let hIdx = 0; hIdx < sho.length; hIdx ++ ) { + constructor( autoStart = true ) { - const ho = sho[ hIdx ]; - let hole_unassigned = true; + this.autoStart = autoStart; - for ( let s2Idx = 0; s2Idx < newShapes.length; s2Idx ++ ) { + this.startTime = 0; + this.oldTime = 0; + this.elapsedTime = 0; - if ( isPointInsidePolygon( ho.p, newShapes[ s2Idx ].p ) ) { + this.running = false; - if ( sIdx !== s2Idx ) toChange.push( { froms: sIdx, tos: s2Idx, hole: hIdx } ); - if ( hole_unassigned ) { + } - hole_unassigned = false; - betterShapeHoles[ s2Idx ].push( ho ); + start() { - } else { + this.startTime = now(); - ambiguous = true; + this.oldTime = this.startTime; + this.elapsedTime = 0; + this.running = true; - } + } - } + stop() { - } + this.getElapsedTime(); + this.running = false; + this.autoStart = false; - if ( hole_unassigned ) { + } - betterShapeHoles[ sIdx ].push( ho ); + getElapsedTime() { - } + this.getDelta(); + return this.elapsedTime; - } + } - } - // console.log("ambiguous: ", ambiguous); + getDelta() { - if ( toChange.length > 0 ) { + let diff = 0; - // console.log("to change: ", toChange); - if ( ! ambiguous ) newShapeHoles = betterShapeHoles; + if ( this.autoStart && ! this.running ) { - } + this.start(); + return 0; } - let tmpHoles; - - for ( let i = 0, il = newShapes.length; i < il; i ++ ) { - - tmpShape = newShapes[ i ].s; - shapes.push( tmpShape ); - tmpHoles = newShapeHoles[ i ]; + if ( this.running ) { - for ( let j = 0, jl = tmpHoles.length; j < jl; j ++ ) { + const newTime = now(); - tmpShape.holes.push( tmpHoles[ j ].h ); + diff = ( newTime - this.oldTime ) / 1000; + this.oldTime = newTime; - } + this.elapsedTime += diff; } - //console.log("shape", shapes); - - return shapes; + return diff; } } -class Font { - - constructor( data ) { - - this.type = 'Font'; +function now() { - this.data = data; + return ( typeof performance === 'undefined' ? Date : performance ).now(); // see #10732 - } +} - generateShapes( text, size = 100 ) { +const _position$1 = /*@__PURE__*/ new Vector3(); +const _quaternion$1 = /*@__PURE__*/ new Quaternion(); +const _scale$1 = /*@__PURE__*/ new Vector3(); +const _orientation$1 = /*@__PURE__*/ new Vector3(); - const shapes = []; - const paths = createPaths( text, size, this.data ); +class AudioListener extends Object3D { - for ( let p = 0, pl = paths.length; p < pl; p ++ ) { + constructor() { - Array.prototype.push.apply( shapes, paths[ p ].toShapes() ); + super(); - } + this.type = 'AudioListener'; - return shapes; + this.context = AudioContext.getContext(); - } + this.gain = this.context.createGain(); + this.gain.connect( this.context.destination ); -} + this.filter = null; -function createPaths( text, size, data ) { + this.timeDelta = 0; - const chars = Array.from( text ); - const scale = size / data.resolution; - const line_height = ( data.boundingBox.yMax - data.boundingBox.yMin + data.underlineThickness ) * scale; + // private - const paths = []; + this._clock = new Clock(); - let offsetX = 0, offsetY = 0; + } - for ( let i = 0; i < chars.length; i ++ ) { + getInput() { - const char = chars[ i ]; + return this.gain; - if ( char === '\n' ) { + } - offsetX = 0; - offsetY -= line_height; + removeFilter() { - } else { + if ( this.filter !== null ) { - const ret = createPath( char, scale, offsetX, offsetY, data ); - offsetX += ret.offsetX; - paths.push( ret.path ); + this.gain.disconnect( this.filter ); + this.filter.disconnect( this.context.destination ); + this.gain.connect( this.context.destination ); + this.filter = null; } - } + return this; - return paths; + } -} + getFilter() { -function createPath( char, scale, offsetX, offsetY, data ) { + return this.filter; - const glyph = data.glyphs[ char ] || data.glyphs[ '?' ]; + } - if ( ! glyph ) { + setFilter( value ) { - console.error( 'THREE.Font: character "' + char + '" does not exists in font family ' + data.familyName + '.' ); + if ( this.filter !== null ) { - return; + this.gain.disconnect( this.filter ); + this.filter.disconnect( this.context.destination ); - } + } else { - const path = new ShapePath(); + this.gain.disconnect( this.context.destination ); - let x, y, cpx, cpy, cpx1, cpy1, cpx2, cpy2; + } - if ( glyph.o ) { + this.filter = value; + this.gain.connect( this.filter ); + this.filter.connect( this.context.destination ); - const outline = glyph._cachedOutline || ( glyph._cachedOutline = glyph.o.split( ' ' ) ); + return this; - for ( let i = 0, l = outline.length; i < l; ) { + } - const action = outline[ i ++ ]; + getMasterVolume() { - switch ( action ) { + return this.gain.gain.value; - case 'm': // moveTo + } - x = outline[ i ++ ] * scale + offsetX; - y = outline[ i ++ ] * scale + offsetY; + setMasterVolume( value ) { - path.moveTo( x, y ); + this.gain.gain.setTargetAtTime( value, this.context.currentTime, 0.01 ); - break; + return this; - case 'l': // lineTo + } - x = outline[ i ++ ] * scale + offsetX; - y = outline[ i ++ ] * scale + offsetY; + updateMatrixWorld( force ) { - path.lineTo( x, y ); + super.updateMatrixWorld( force ); - break; + const listener = this.context.listener; + const up = this.up; - case 'q': // quadraticCurveTo + this.timeDelta = this._clock.getDelta(); - cpx = outline[ i ++ ] * scale + offsetX; - cpy = outline[ i ++ ] * scale + offsetY; - cpx1 = outline[ i ++ ] * scale + offsetX; - cpy1 = outline[ i ++ ] * scale + offsetY; + this.matrixWorld.decompose( _position$1, _quaternion$1, _scale$1 ); - path.quadraticCurveTo( cpx1, cpy1, cpx, cpy ); + _orientation$1.set( 0, 0, - 1 ).applyQuaternion( _quaternion$1 ); - break; + if ( listener.positionX ) { - case 'b': // bezierCurveTo + // code path for Chrome (see #14393) - cpx = outline[ i ++ ] * scale + offsetX; - cpy = outline[ i ++ ] * scale + offsetY; - cpx1 = outline[ i ++ ] * scale + offsetX; - cpy1 = outline[ i ++ ] * scale + offsetY; - cpx2 = outline[ i ++ ] * scale + offsetX; - cpy2 = outline[ i ++ ] * scale + offsetY; + const endTime = this.context.currentTime + this.timeDelta; - path.bezierCurveTo( cpx1, cpy1, cpx2, cpy2, cpx, cpy ); + listener.positionX.linearRampToValueAtTime( _position$1.x, endTime ); + listener.positionY.linearRampToValueAtTime( _position$1.y, endTime ); + listener.positionZ.linearRampToValueAtTime( _position$1.z, endTime ); + listener.forwardX.linearRampToValueAtTime( _orientation$1.x, endTime ); + listener.forwardY.linearRampToValueAtTime( _orientation$1.y, endTime ); + listener.forwardZ.linearRampToValueAtTime( _orientation$1.z, endTime ); + listener.upX.linearRampToValueAtTime( up.x, endTime ); + listener.upY.linearRampToValueAtTime( up.y, endTime ); + listener.upZ.linearRampToValueAtTime( up.z, endTime ); - break; + } else { - } + listener.setPosition( _position$1.x, _position$1.y, _position$1.z ); + listener.setOrientation( _orientation$1.x, _orientation$1.y, _orientation$1.z, up.x, up.y, up.z ); } } - return { offsetX: glyph.ha * scale, path: path }; - } -Font.prototype.isFont = true; +class Audio extends Object3D { -class FontLoader extends Loader { + constructor( listener ) { - constructor( manager ) { + super(); - super( manager ); + this.type = 'Audio'; - } + this.listener = listener; + this.context = listener.context; - load( url, onLoad, onProgress, onError ) { + this.gain = this.context.createGain(); + this.gain.connect( listener.getInput() ); - const scope = this; + this.autoplay = false; - const loader = new FileLoader( this.manager ); - loader.setPath( this.path ); - loader.setRequestHeader( this.requestHeader ); - loader.setWithCredentials( scope.withCredentials ); - loader.load( url, function ( text ) { + this.buffer = null; + this.detune = 0; + this.loop = false; + this.loopStart = 0; + this.loopEnd = 0; + this.offset = 0; + this.duration = undefined; + this.playbackRate = 1; + this.isPlaying = false; + this.hasPlaybackControl = true; + this.source = null; + this.sourceType = 'empty'; - let json; + this._startedAt = 0; + this._progress = 0; + this._connected = false; - try { + this.filters = []; - json = JSON.parse( text ); + } - } catch ( e ) { + getOutput() { - console.warn( 'THREE.FontLoader: typeface.js support is being deprecated. Use typeface.json instead.' ); - json = JSON.parse( text.substring( 65, text.length - 2 ) ); + return this.gain; - } + } - const font = scope.parse( json ); + setNodeSource( audioNode ) { - if ( onLoad ) onLoad( font ); + this.hasPlaybackControl = false; + this.sourceType = 'audioNode'; + this.source = audioNode; + this.connect(); - }, onProgress, onError ); + return this; } - parse( json ) { + setMediaElementSource( mediaElement ) { + + this.hasPlaybackControl = false; + this.sourceType = 'mediaNode'; + this.source = this.context.createMediaElementSource( mediaElement ); + this.connect(); - return new Font( json ); + return this; } -} + setMediaStreamSource( mediaStream ) { -let _context; + this.hasPlaybackControl = false; + this.sourceType = 'mediaStreamNode'; + this.source = this.context.createMediaStreamSource( mediaStream ); + this.connect(); -const AudioContext = { + return this; - getContext: function () { + } - if ( _context === undefined ) { + setBuffer( audioBuffer ) { - _context = new ( window.AudioContext || window.webkitAudioContext )(); + this.buffer = audioBuffer; + this.sourceType = 'buffer'; - } + if ( this.autoplay ) this.play(); - return _context; + return this; - }, + } - setContext: function ( value ) { + play( delay = 0 ) { - _context = value; + if ( this.isPlaying === true ) { - } + console.warn( 'THREE.Audio: Audio is already playing.' ); + return; -}; + } -class AudioLoader extends Loader { + if ( this.hasPlaybackControl === false ) { - constructor( manager ) { + console.warn( 'THREE.Audio: this Audio has no playback control.' ); + return; - super( manager ); + } - } + this._startedAt = this.context.currentTime + delay; - load( url, onLoad, onProgress, onError ) { + const source = this.context.createBufferSource(); + source.buffer = this.buffer; + source.loop = this.loop; + source.loopStart = this.loopStart; + source.loopEnd = this.loopEnd; + source.onended = this.onEnded.bind( this ); + source.start( this._startedAt, this._progress + this.offset, this.duration ); - const scope = this; + this.isPlaying = true; - const loader = new FileLoader( this.manager ); - loader.setResponseType( 'arraybuffer' ); - loader.setPath( this.path ); - loader.setRequestHeader( this.requestHeader ); - loader.setWithCredentials( this.withCredentials ); - loader.load( url, function ( buffer ) { + this.source = source; - try { + this.setDetune( this.detune ); + this.setPlaybackRate( this.playbackRate ); - // Create a copy of the buffer. The `decodeAudioData` method - // detaches the buffer when complete, preventing reuse. - const bufferCopy = buffer.slice( 0 ); + return this.connect(); - const context = AudioContext.getContext(); - context.decodeAudioData( bufferCopy, function ( audioBuffer ) { + } - onLoad( audioBuffer ); + pause() { - } ); + if ( this.hasPlaybackControl === false ) { - } catch ( e ) { + console.warn( 'THREE.Audio: this Audio has no playback control.' ); + return; - if ( onError ) { + } - onError( e ); + if ( this.isPlaying === true ) { - } else { + // update current progress - console.error( e ); + this._progress += Math.max( this.context.currentTime - this._startedAt, 0 ) * this.playbackRate; - } + if ( this.loop === true ) { - scope.manager.itemError( url ); + // ensure _progress does not exceed duration with looped audios + + this._progress = this._progress % ( this.duration || this.buffer.duration ); } - }, onProgress, onError ); + this.source.stop(); + this.source.onended = null; - } + this.isPlaying = false; -} + } -class HemisphereLightProbe extends LightProbe { + return this; - constructor( skyColor, groundColor, intensity = 1 ) { + } - super( undefined, intensity ); + stop() { - const color1 = new Color().set( skyColor ); - const color2 = new Color().set( groundColor ); + if ( this.hasPlaybackControl === false ) { - const sky = new Vector3( color1.r, color1.g, color1.b ); - const ground = new Vector3( color2.r, color2.g, color2.b ); + console.warn( 'THREE.Audio: this Audio has no playback control.' ); + return; - // without extra factor of PI in the shader, should = 1 / Math.sqrt( Math.PI ); - const c0 = Math.sqrt( Math.PI ); - const c1 = c0 * Math.sqrt( 0.75 ); + } - this.sh.coefficients[ 0 ].copy( sky ).add( ground ).multiplyScalar( c0 ); - this.sh.coefficients[ 1 ].copy( sky ).sub( ground ).multiplyScalar( c1 ); + this._progress = 0; - } + this.source.stop(); + this.source.onended = null; + this.isPlaying = false; -} + return this; -HemisphereLightProbe.prototype.isHemisphereLightProbe = true; + } -class AmbientLightProbe extends LightProbe { + connect() { - constructor( color, intensity = 1 ) { + if ( this.filters.length > 0 ) { - super( undefined, intensity ); + this.source.connect( this.filters[ 0 ] ); - const color1 = new Color().set( color ); + for ( let i = 1, l = this.filters.length; i < l; i ++ ) { - // without extra factor of PI in the shader, would be 2 / Math.sqrt( Math.PI ); - this.sh.coefficients[ 0 ].set( color1.r, color1.g, color1.b ).multiplyScalar( 2 * Math.sqrt( Math.PI ) ); + this.filters[ i - 1 ].connect( this.filters[ i ] ); - } + } -} + this.filters[ this.filters.length - 1 ].connect( this.getOutput() ); -AmbientLightProbe.prototype.isAmbientLightProbe = true; + } else { -const _eyeRight = /*@__PURE__*/ new Matrix4(); -const _eyeLeft = /*@__PURE__*/ new Matrix4(); + this.source.connect( this.getOutput() ); -class StereoCamera { + } - constructor() { + this._connected = true; - this.type = 'StereoCamera'; + return this; - this.aspect = 1; + } - this.eyeSep = 0.064; + disconnect() { - this.cameraL = new PerspectiveCamera(); - this.cameraL.layers.enable( 1 ); - this.cameraL.matrixAutoUpdate = false; + if ( this.filters.length > 0 ) { - this.cameraR = new PerspectiveCamera(); - this.cameraR.layers.enable( 2 ); - this.cameraR.matrixAutoUpdate = false; + this.source.disconnect( this.filters[ 0 ] ); - this._cache = { - focus: null, - fov: null, - aspect: null, - near: null, - far: null, - zoom: null, - eyeSep: null - }; + for ( let i = 1, l = this.filters.length; i < l; i ++ ) { - } + this.filters[ i - 1 ].disconnect( this.filters[ i ] ); - update( camera ) { + } - const cache = this._cache; + this.filters[ this.filters.length - 1 ].disconnect( this.getOutput() ); - const needsUpdate = cache.focus !== camera.focus || cache.fov !== camera.fov || - cache.aspect !== camera.aspect * this.aspect || cache.near !== camera.near || - cache.far !== camera.far || cache.zoom !== camera.zoom || cache.eyeSep !== this.eyeSep; + } else { - if ( needsUpdate ) { + this.source.disconnect( this.getOutput() ); - cache.focus = camera.focus; - cache.fov = camera.fov; - cache.aspect = camera.aspect * this.aspect; - cache.near = camera.near; - cache.far = camera.far; - cache.zoom = camera.zoom; - cache.eyeSep = this.eyeSep; + } - // Off-axis stereoscopic effect based on - // http://paulbourke.net/stereographics/stereorender/ + this._connected = false; - const projectionMatrix = camera.projectionMatrix.clone(); - const eyeSepHalf = cache.eyeSep / 2; - const eyeSepOnProjection = eyeSepHalf * cache.near / cache.focus; - const ymax = ( cache.near * Math.tan( DEG2RAD * cache.fov * 0.5 ) ) / cache.zoom; - let xmin, xmax; + return this; - // translate xOffset + } - _eyeLeft.elements[ 12 ] = - eyeSepHalf; - _eyeRight.elements[ 12 ] = eyeSepHalf; + getFilters() { - // for left eye + return this.filters; - xmin = - ymax * cache.aspect + eyeSepOnProjection; - xmax = ymax * cache.aspect + eyeSepOnProjection; + } - projectionMatrix.elements[ 0 ] = 2 * cache.near / ( xmax - xmin ); - projectionMatrix.elements[ 8 ] = ( xmax + xmin ) / ( xmax - xmin ); + setFilters( value ) { - this.cameraL.projectionMatrix.copy( projectionMatrix ); + if ( ! value ) value = []; - // for right eye + if ( this._connected === true ) { - xmin = - ymax * cache.aspect - eyeSepOnProjection; - xmax = ymax * cache.aspect - eyeSepOnProjection; + this.disconnect(); + this.filters = value.slice(); + this.connect(); - projectionMatrix.elements[ 0 ] = 2 * cache.near / ( xmax - xmin ); - projectionMatrix.elements[ 8 ] = ( xmax + xmin ) / ( xmax - xmin ); + } else { - this.cameraR.projectionMatrix.copy( projectionMatrix ); + this.filters = value.slice(); } - this.cameraL.matrixWorld.copy( camera.matrixWorld ).multiply( _eyeLeft ); - this.cameraR.matrixWorld.copy( camera.matrixWorld ).multiply( _eyeRight ); + return this; } -} + setDetune( value ) { -class Clock { + this.detune = value; - constructor( autoStart = true ) { + if ( this.source.detune === undefined ) return; // only set detune when available - this.autoStart = autoStart; + if ( this.isPlaying === true ) { - this.startTime = 0; - this.oldTime = 0; - this.elapsedTime = 0; + this.source.detune.setTargetAtTime( this.detune, this.context.currentTime, 0.01 ); - this.running = false; + } - } + return this; - start() { + } - this.startTime = now(); + getDetune() { - this.oldTime = this.startTime; - this.elapsedTime = 0; - this.running = true; + return this.detune; } - stop() { + getFilter() { - this.getElapsedTime(); - this.running = false; - this.autoStart = false; + return this.getFilters()[ 0 ]; } - getElapsedTime() { + setFilter( filter ) { - this.getDelta(); - return this.elapsedTime; + return this.setFilters( filter ? [ filter ] : [] ); } - getDelta() { - - let diff = 0; + setPlaybackRate( value ) { - if ( this.autoStart && ! this.running ) { + if ( this.hasPlaybackControl === false ) { - this.start(); - return 0; + console.warn( 'THREE.Audio: this Audio has no playback control.' ); + return; } - if ( this.running ) { - - const newTime = now(); + this.playbackRate = value; - diff = ( newTime - this.oldTime ) / 1000; - this.oldTime = newTime; + if ( this.isPlaying === true ) { - this.elapsedTime += diff; + this.source.playbackRate.setTargetAtTime( this.playbackRate, this.context.currentTime, 0.01 ); } - return diff; + return this; } -} - -function now() { - - return ( typeof performance === 'undefined' ? Date : performance ).now(); // see #10732 - -} - -const _position$1 = /*@__PURE__*/ new Vector3(); -const _quaternion$1 = /*@__PURE__*/ new Quaternion(); -const _scale$1 = /*@__PURE__*/ new Vector3(); -const _orientation$1 = /*@__PURE__*/ new Vector3(); + getPlaybackRate() { -class AudioListener extends Object3D { + return this.playbackRate; - constructor() { + } - super(); + onEnded() { - this.type = 'AudioListener'; + this.isPlaying = false; - this.context = AudioContext.getContext(); + } - this.gain = this.context.createGain(); - this.gain.connect( this.context.destination ); + getLoop() { - this.filter = null; + if ( this.hasPlaybackControl === false ) { - this.timeDelta = 0; + console.warn( 'THREE.Audio: this Audio has no playback control.' ); + return false; - // private + } - this._clock = new Clock(); + return this.loop; } - getInput() { + setLoop( value ) { - return this.gain; + if ( this.hasPlaybackControl === false ) { - } + console.warn( 'THREE.Audio: this Audio has no playback control.' ); + return; - removeFilter() { + } - if ( this.filter !== null ) { + this.loop = value; - this.gain.disconnect( this.filter ); - this.filter.disconnect( this.context.destination ); - this.gain.connect( this.context.destination ); - this.filter = null; + if ( this.isPlaying === true ) { + + this.source.loop = this.loop; } @@ -42781,40 +42691,29 @@ class AudioListener extends Object3D { } - getFilter() { - - return this.filter; - - } - - setFilter( value ) { - - if ( this.filter !== null ) { + setLoopStart( value ) { - this.gain.disconnect( this.filter ); - this.filter.disconnect( this.context.destination ); + this.loopStart = value; - } else { + return this; - this.gain.disconnect( this.context.destination ); + } - } + setLoopEnd( value ) { - this.filter = value; - this.gain.connect( this.filter ); - this.filter.connect( this.context.destination ); + this.loopEnd = value; return this; } - getMasterVolume() { + getVolume() { return this.gain.gain.value; } - setMasterVolume( value ) { + setVolume( value ) { this.gain.gain.setTargetAtTime( value, this.context.currentTime, 0.01 ); @@ -42822,552 +42721,576 @@ class AudioListener extends Object3D { } - updateMatrixWorld( force ) { - - super.updateMatrixWorld( force ); +} - const listener = this.context.listener; - const up = this.up; +const _position = /*@__PURE__*/ new Vector3(); +const _quaternion = /*@__PURE__*/ new Quaternion(); +const _scale = /*@__PURE__*/ new Vector3(); +const _orientation = /*@__PURE__*/ new Vector3(); - this.timeDelta = this._clock.getDelta(); +class PositionalAudio extends Audio { - this.matrixWorld.decompose( _position$1, _quaternion$1, _scale$1 ); + constructor( listener ) { - _orientation$1.set( 0, 0, - 1 ).applyQuaternion( _quaternion$1 ); + super( listener ); - if ( listener.positionX ) { + this.panner = this.context.createPanner(); + this.panner.panningModel = 'HRTF'; + this.panner.connect( this.gain ); - // code path for Chrome (see #14393) + } - const endTime = this.context.currentTime + this.timeDelta; + getOutput() { - listener.positionX.linearRampToValueAtTime( _position$1.x, endTime ); - listener.positionY.linearRampToValueAtTime( _position$1.y, endTime ); - listener.positionZ.linearRampToValueAtTime( _position$1.z, endTime ); - listener.forwardX.linearRampToValueAtTime( _orientation$1.x, endTime ); - listener.forwardY.linearRampToValueAtTime( _orientation$1.y, endTime ); - listener.forwardZ.linearRampToValueAtTime( _orientation$1.z, endTime ); - listener.upX.linearRampToValueAtTime( up.x, endTime ); - listener.upY.linearRampToValueAtTime( up.y, endTime ); - listener.upZ.linearRampToValueAtTime( up.z, endTime ); + return this.panner; - } else { + } - listener.setPosition( _position$1.x, _position$1.y, _position$1.z ); - listener.setOrientation( _orientation$1.x, _orientation$1.y, _orientation$1.z, up.x, up.y, up.z ); + getRefDistance() { - } + return this.panner.refDistance; } -} - -class Audio extends Object3D { + setRefDistance( value ) { - constructor( listener ) { + this.panner.refDistance = value; - super(); + return this; - this.type = 'Audio'; + } - this.listener = listener; - this.context = listener.context; + getRolloffFactor() { - this.gain = this.context.createGain(); - this.gain.connect( listener.getInput() ); + return this.panner.rolloffFactor; - this.autoplay = false; + } - this.buffer = null; - this.detune = 0; - this.loop = false; - this.loopStart = 0; - this.loopEnd = 0; - this.offset = 0; - this.duration = undefined; - this.playbackRate = 1; - this.isPlaying = false; - this.hasPlaybackControl = true; - this.source = null; - this.sourceType = 'empty'; + setRolloffFactor( value ) { - this._startedAt = 0; - this._progress = 0; - this._connected = false; + this.panner.rolloffFactor = value; - this.filters = []; + return this; } - getOutput() { + getDistanceModel() { - return this.gain; + return this.panner.distanceModel; } - setNodeSource( audioNode ) { + setDistanceModel( value ) { - this.hasPlaybackControl = false; - this.sourceType = 'audioNode'; - this.source = audioNode; - this.connect(); + this.panner.distanceModel = value; return this; } - setMediaElementSource( mediaElement ) { - - this.hasPlaybackControl = false; - this.sourceType = 'mediaNode'; - this.source = this.context.createMediaElementSource( mediaElement ); - this.connect(); + getMaxDistance() { - return this; + return this.panner.maxDistance; } - setMediaStreamSource( mediaStream ) { + setMaxDistance( value ) { - this.hasPlaybackControl = false; - this.sourceType = 'mediaStreamNode'; - this.source = this.context.createMediaStreamSource( mediaStream ); - this.connect(); + this.panner.maxDistance = value; return this; } - setBuffer( audioBuffer ) { - - this.buffer = audioBuffer; - this.sourceType = 'buffer'; + setDirectionalCone( coneInnerAngle, coneOuterAngle, coneOuterGain ) { - if ( this.autoplay ) this.play(); + this.panner.coneInnerAngle = coneInnerAngle; + this.panner.coneOuterAngle = coneOuterAngle; + this.panner.coneOuterGain = coneOuterGain; return this; } - play( delay = 0 ) { + updateMatrixWorld( force ) { - if ( this.isPlaying === true ) { + super.updateMatrixWorld( force ); - console.warn( 'THREE.Audio: Audio is already playing.' ); - return; + if ( this.hasPlaybackControl === true && this.isPlaying === false ) return; - } + this.matrixWorld.decompose( _position, _quaternion, _scale ); - if ( this.hasPlaybackControl === false ) { + _orientation.set( 0, 0, 1 ).applyQuaternion( _quaternion ); - console.warn( 'THREE.Audio: this Audio has no playback control.' ); - return; + const panner = this.panner; - } + if ( panner.positionX ) { - this._startedAt = this.context.currentTime + delay; + // code path for Chrome and Firefox (see #14393) - const source = this.context.createBufferSource(); - source.buffer = this.buffer; - source.loop = this.loop; - source.loopStart = this.loopStart; - source.loopEnd = this.loopEnd; - source.onended = this.onEnded.bind( this ); - source.start( this._startedAt, this._progress + this.offset, this.duration ); + const endTime = this.context.currentTime + this.listener.timeDelta; - this.isPlaying = true; + panner.positionX.linearRampToValueAtTime( _position.x, endTime ); + panner.positionY.linearRampToValueAtTime( _position.y, endTime ); + panner.positionZ.linearRampToValueAtTime( _position.z, endTime ); + panner.orientationX.linearRampToValueAtTime( _orientation.x, endTime ); + panner.orientationY.linearRampToValueAtTime( _orientation.y, endTime ); + panner.orientationZ.linearRampToValueAtTime( _orientation.z, endTime ); - this.source = source; + } else { - this.setDetune( this.detune ); - this.setPlaybackRate( this.playbackRate ); + panner.setPosition( _position.x, _position.y, _position.z ); + panner.setOrientation( _orientation.x, _orientation.y, _orientation.z ); - return this.connect(); + } } - pause() { +} - if ( this.hasPlaybackControl === false ) { +class AudioAnalyser { - console.warn( 'THREE.Audio: this Audio has no playback control.' ); - return; + constructor( audio, fftSize = 2048 ) { - } + this.analyser = audio.context.createAnalyser(); + this.analyser.fftSize = fftSize; - if ( this.isPlaying === true ) { + this.data = new Uint8Array( this.analyser.frequencyBinCount ); - // update current progress + audio.getOutput().connect( this.analyser ); - this._progress += Math.max( this.context.currentTime - this._startedAt, 0 ) * this.playbackRate; + } - if ( this.loop === true ) { - // ensure _progress does not exceed duration with looped audios + getFrequencyData() { - this._progress = this._progress % ( this.duration || this.buffer.duration ); + this.analyser.getByteFrequencyData( this.data ); - } + return this.data; - this.source.stop(); - this.source.onended = null; + } - this.isPlaying = false; + getAverageFrequency() { - } + let value = 0; + const data = this.getFrequencyData(); - return this; + for ( let i = 0; i < data.length; i ++ ) { - } + value += data[ i ]; - stop() { + } - if ( this.hasPlaybackControl === false ) { + return value / data.length; - console.warn( 'THREE.Audio: this Audio has no playback control.' ); - return; + } - } +} - this._progress = 0; +class PropertyMixer { - this.source.stop(); - this.source.onended = null; - this.isPlaying = false; + constructor( binding, typeName, valueSize ) { - return this; + this.binding = binding; + this.valueSize = valueSize; - } + let mixFunction, + mixFunctionAdditive, + setIdentity; - connect() { + // buffer layout: [ incoming | accu0 | accu1 | orig | addAccu | (optional work) ] + // + // interpolators can use .buffer as their .result + // the data then goes to 'incoming' + // + // 'accu0' and 'accu1' are used frame-interleaved for + // the cumulative result and are compared to detect + // changes + // + // 'orig' stores the original state of the property + // + // 'add' is used for additive cumulative results + // + // 'work' is optional and is only present for quaternion types. It is used + // to store intermediate quaternion multiplication results - if ( this.filters.length > 0 ) { + switch ( typeName ) { - this.source.connect( this.filters[ 0 ] ); + case 'quaternion': + mixFunction = this._slerp; + mixFunctionAdditive = this._slerpAdditive; + setIdentity = this._setAdditiveIdentityQuaternion; - for ( let i = 1, l = this.filters.length; i < l; i ++ ) { + this.buffer = new Float64Array( valueSize * 6 ); + this._workIndex = 5; + break; - this.filters[ i - 1 ].connect( this.filters[ i ] ); + case 'string': + case 'bool': + mixFunction = this._select; - } + // Use the regular mix function and for additive on these types, + // additive is not relevant for non-numeric types + mixFunctionAdditive = this._select; - this.filters[ this.filters.length - 1 ].connect( this.getOutput() ); + setIdentity = this._setAdditiveIdentityOther; - } else { + this.buffer = new Array( valueSize * 5 ); + break; - this.source.connect( this.getOutput() ); + default: + mixFunction = this._lerp; + mixFunctionAdditive = this._lerpAdditive; + setIdentity = this._setAdditiveIdentityNumeric; + + this.buffer = new Float64Array( valueSize * 5 ); } - this._connected = true; + this._mixBufferRegion = mixFunction; + this._mixBufferRegionAdditive = mixFunctionAdditive; + this._setIdentity = setIdentity; + this._origIndex = 3; + this._addIndex = 4; - return this; + this.cumulativeWeight = 0; + this.cumulativeWeightAdditive = 0; + + this.useCount = 0; + this.referenceCount = 0; } - disconnect() { + // accumulate data in the 'incoming' region into 'accu' + accumulate( accuIndex, weight ) { - if ( this.filters.length > 0 ) { + // note: happily accumulating nothing when weight = 0, the caller knows + // the weight and shouldn't have made the call in the first place - this.source.disconnect( this.filters[ 0 ] ); + const buffer = this.buffer, + stride = this.valueSize, + offset = accuIndex * stride + stride; - for ( let i = 1, l = this.filters.length; i < l; i ++ ) { + let currentWeight = this.cumulativeWeight; - this.filters[ i - 1 ].disconnect( this.filters[ i ] ); + if ( currentWeight === 0 ) { + + // accuN := incoming * weight + + for ( let i = 0; i !== stride; ++ i ) { + + buffer[ offset + i ] = buffer[ i ]; } - this.filters[ this.filters.length - 1 ].disconnect( this.getOutput() ); + currentWeight = weight; } else { - this.source.disconnect( this.getOutput() ); + // accuN := accuN + incoming * weight - } + currentWeight += weight; + const mix = weight / currentWeight; + this._mixBufferRegion( buffer, offset, 0, mix, stride ); - this._connected = false; + } - return this; + this.cumulativeWeight = currentWeight; } - getFilters() { + // accumulate data in the 'incoming' region into 'add' + accumulateAdditive( weight ) { - return this.filters; + const buffer = this.buffer, + stride = this.valueSize, + offset = stride * this._addIndex; - } + if ( this.cumulativeWeightAdditive === 0 ) { - setFilters( value ) { + // add = identity - if ( ! value ) value = []; + this._setIdentity(); - if ( this._connected === true ) { + } - this.disconnect(); - this.filters = value.slice(); - this.connect(); + // add := add + incoming * weight - } else { + this._mixBufferRegionAdditive( buffer, offset, 0, weight, stride ); + this.cumulativeWeightAdditive += weight; - this.filters = value.slice(); + } - } + // apply the state of 'accu' to the binding when accus differ + apply( accuIndex ) { - return this; + const stride = this.valueSize, + buffer = this.buffer, + offset = accuIndex * stride + stride, - } + weight = this.cumulativeWeight, + weightAdditive = this.cumulativeWeightAdditive, - setDetune( value ) { + binding = this.binding; - this.detune = value; + this.cumulativeWeight = 0; + this.cumulativeWeightAdditive = 0; - if ( this.source.detune === undefined ) return; // only set detune when available + if ( weight < 1 ) { - if ( this.isPlaying === true ) { + // accuN := accuN + original * ( 1 - cumulativeWeight ) - this.source.detune.setTargetAtTime( this.detune, this.context.currentTime, 0.01 ); + const originalValueOffset = stride * this._origIndex; + + this._mixBufferRegion( + buffer, offset, originalValueOffset, 1 - weight, stride ); } - return this; + if ( weightAdditive > 0 ) { - } + // accuN := accuN + additive accuN - getDetune() { + this._mixBufferRegionAdditive( buffer, offset, this._addIndex * stride, 1, stride ); - return this.detune; + } - } + for ( let i = stride, e = stride + stride; i !== e; ++ i ) { - getFilter() { + if ( buffer[ i ] !== buffer[ i + stride ] ) { - return this.getFilters()[ 0 ]; + // value has changed -> update scene graph - } + binding.setValue( buffer, offset ); + break; - setFilter( filter ) { + } - return this.setFilters( filter ? [ filter ] : [] ); + } } - setPlaybackRate( value ) { + // remember the state of the bound property and copy it to both accus + saveOriginalState() { - if ( this.hasPlaybackControl === false ) { + const binding = this.binding; - console.warn( 'THREE.Audio: this Audio has no playback control.' ); - return; + const buffer = this.buffer, + stride = this.valueSize, - } + originalValueOffset = stride * this._origIndex; - this.playbackRate = value; + binding.getValue( buffer, originalValueOffset ); - if ( this.isPlaying === true ) { + // accu[0..1] := orig -- initially detect changes against the original + for ( let i = stride, e = originalValueOffset; i !== e; ++ i ) { - this.source.playbackRate.setTargetAtTime( this.playbackRate, this.context.currentTime, 0.01 ); + buffer[ i ] = buffer[ originalValueOffset + ( i % stride ) ]; } - return this; + // Add to identity for additive + this._setIdentity(); + + this.cumulativeWeight = 0; + this.cumulativeWeightAdditive = 0; } - getPlaybackRate() { + // apply the state previously taken via 'saveOriginalState' to the binding + restoreOriginalState() { - return this.playbackRate; + const originalValueOffset = this.valueSize * 3; + this.binding.setValue( this.buffer, originalValueOffset ); } - onEnded() { + _setAdditiveIdentityNumeric() { - this.isPlaying = false; - - } - - getLoop() { + const startIndex = this._addIndex * this.valueSize; + const endIndex = startIndex + this.valueSize; - if ( this.hasPlaybackControl === false ) { + for ( let i = startIndex; i < endIndex; i ++ ) { - console.warn( 'THREE.Audio: this Audio has no playback control.' ); - return false; + this.buffer[ i ] = 0; } - return this.loop; - } - setLoop( value ) { + _setAdditiveIdentityQuaternion() { - if ( this.hasPlaybackControl === false ) { + this._setAdditiveIdentityNumeric(); + this.buffer[ this._addIndex * this.valueSize + 3 ] = 1; - console.warn( 'THREE.Audio: this Audio has no playback control.' ); - return; + } - } + _setAdditiveIdentityOther() { - this.loop = value; + const startIndex = this._origIndex * this.valueSize; + const targetIndex = this._addIndex * this.valueSize; - if ( this.isPlaying === true ) { + for ( let i = 0; i < this.valueSize; i ++ ) { - this.source.loop = this.loop; + this.buffer[ targetIndex + i ] = this.buffer[ startIndex + i ]; } - return this; - } - setLoopStart( value ) { - this.loopStart = value; + // mix functions - return this; + _select( buffer, dstOffset, srcOffset, t, stride ) { - } + if ( t >= 0.5 ) { - setLoopEnd( value ) { + for ( let i = 0; i !== stride; ++ i ) { - this.loopEnd = value; + buffer[ dstOffset + i ] = buffer[ srcOffset + i ]; - return this; + } + + } } - getVolume() { + _slerp( buffer, dstOffset, srcOffset, t ) { - return this.gain.gain.value; + Quaternion.slerpFlat( buffer, dstOffset, buffer, dstOffset, buffer, srcOffset, t ); } - setVolume( value ) { + _slerpAdditive( buffer, dstOffset, srcOffset, t, stride ) { - this.gain.gain.setTargetAtTime( value, this.context.currentTime, 0.01 ); + const workOffset = this._workIndex * stride; - return this; + // Store result in intermediate buffer offset + Quaternion.multiplyQuaternionsFlat( buffer, workOffset, buffer, dstOffset, buffer, srcOffset ); + + // Slerp to the intermediate result + Quaternion.slerpFlat( buffer, dstOffset, buffer, dstOffset, buffer, workOffset, t ); } -} + _lerp( buffer, dstOffset, srcOffset, t, stride ) { -const _position = /*@__PURE__*/ new Vector3(); -const _quaternion = /*@__PURE__*/ new Quaternion(); -const _scale = /*@__PURE__*/ new Vector3(); -const _orientation = /*@__PURE__*/ new Vector3(); + const s = 1 - t; -class PositionalAudio extends Audio { + for ( let i = 0; i !== stride; ++ i ) { - constructor( listener ) { + const j = dstOffset + i; - super( listener ); + buffer[ j ] = buffer[ j ] * s + buffer[ srcOffset + i ] * t; - this.panner = this.context.createPanner(); - this.panner.panningModel = 'HRTF'; - this.panner.connect( this.gain ); + } } - getOutput() { + _lerpAdditive( buffer, dstOffset, srcOffset, t, stride ) { - return this.panner; + for ( let i = 0; i !== stride; ++ i ) { - } + const j = dstOffset + i; - getRefDistance() { + buffer[ j ] = buffer[ j ] + buffer[ srcOffset + i ] * t; - return this.panner.refDistance; + } } - setRefDistance( value ) { +} - this.panner.refDistance = value; +// Characters [].:/ are reserved for track binding syntax. +const _RESERVED_CHARS_RE = '\\[\\]\\.:\\/'; +const _reservedRe = new RegExp( '[' + _RESERVED_CHARS_RE + ']', 'g' ); - return this; +// Attempts to allow node names from any language. ES5's `\w` regexp matches +// only latin characters, and the unicode \p{L} is not yet supported. So +// instead, we exclude reserved characters and match everything else. +const _wordChar = '[^' + _RESERVED_CHARS_RE + ']'; +const _wordCharOrDot = '[^' + _RESERVED_CHARS_RE.replace( '\\.', '' ) + ']'; - } +// Parent directories, delimited by '/' or ':'. Currently unused, but must +// be matched to parse the rest of the track name. +const _directoryRe = /((?:WC+[\/:])*)/.source.replace( 'WC', _wordChar ); - getRolloffFactor() { +// Target node. May contain word characters (a-zA-Z0-9_) and '.' or '-'. +const _nodeRe = /(WCOD+)?/.source.replace( 'WCOD', _wordCharOrDot ); - return this.panner.rolloffFactor; +// Object on target node, and accessor. May not contain reserved +// characters. Accessor may contain any character except closing bracket. +const _objectRe = /(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace( 'WC', _wordChar ); - } +// Property and accessor. May not contain reserved characters. Accessor may +// contain any non-bracket characters. +const _propertyRe = /\.(WC+)(?:\[(.+)\])?/.source.replace( 'WC', _wordChar ); - setRolloffFactor( value ) { +const _trackRe = new RegExp( '' + + '^' + + _directoryRe + + _nodeRe + + _objectRe + + _propertyRe + + '$' +); - this.panner.rolloffFactor = value; +const _supportedObjectNames = [ 'material', 'materials', 'bones' ]; - return this; +class Composite { - } + constructor( targetGroup, path, optionalParsedPath ) { - getDistanceModel() { + const parsedPath = optionalParsedPath || PropertyBinding.parseTrackName( path ); - return this.panner.distanceModel; + this._targetGroup = targetGroup; + this._bindings = targetGroup.subscribe_( path, parsedPath ); } - setDistanceModel( value ) { - - this.panner.distanceModel = value; - - return this; + getValue( array, offset ) { - } + this.bind(); // bind all binding - getMaxDistance() { + const firstValidIndex = this._targetGroup.nCachedObjects_, + binding = this._bindings[ firstValidIndex ]; - return this.panner.maxDistance; + // and only call .getValue on the first + if ( binding !== undefined ) binding.getValue( array, offset ); } - setMaxDistance( value ) { - - this.panner.maxDistance = value; - - return this; + setValue( array, offset ) { - } + const bindings = this._bindings; - setDirectionalCone( coneInnerAngle, coneOuterAngle, coneOuterGain ) { + for ( let i = this._targetGroup.nCachedObjects_, n = bindings.length; i !== n; ++ i ) { - this.panner.coneInnerAngle = coneInnerAngle; - this.panner.coneOuterAngle = coneOuterAngle; - this.panner.coneOuterGain = coneOuterGain; + bindings[ i ].setValue( array, offset ); - return this; + } } - updateMatrixWorld( force ) { - - super.updateMatrixWorld( force ); - - if ( this.hasPlaybackControl === true && this.isPlaying === false ) return; + bind() { - this.matrixWorld.decompose( _position, _quaternion, _scale ); + const bindings = this._bindings; - _orientation.set( 0, 0, 1 ).applyQuaternion( _quaternion ); + for ( let i = this._targetGroup.nCachedObjects_, n = bindings.length; i !== n; ++ i ) { - const panner = this.panner; + bindings[ i ].bind(); - if ( panner.positionX ) { + } - // code path for Chrome and Firefox (see #14393) + } - const endTime = this.context.currentTime + this.listener.timeDelta; + unbind() { - panner.positionX.linearRampToValueAtTime( _position.x, endTime ); - panner.positionY.linearRampToValueAtTime( _position.y, endTime ); - panner.positionZ.linearRampToValueAtTime( _position.z, endTime ); - panner.orientationX.linearRampToValueAtTime( _orientation.x, endTime ); - panner.orientationY.linearRampToValueAtTime( _orientation.y, endTime ); - panner.orientationZ.linearRampToValueAtTime( _orientation.z, endTime ); + const bindings = this._bindings; - } else { + for ( let i = this._targetGroup.nCachedObjects_, n = bindings.length; i !== n; ++ i ) { - panner.setPosition( _position.x, _position.y, _position.z ); - panner.setOrientation( _orientation.x, _orientation.y, _orientation.z ); + bindings[ i ].unbind(); } @@ -43375,1830 +43298,1654 @@ class PositionalAudio extends Audio { } -class AudioAnalyser { +// Note: This class uses a State pattern on a per-method basis: +// 'bind' sets 'this.getValue' / 'setValue' and shadows the +// prototype version of these methods with one that represents +// the bound state. When the property is not found, the methods +// become no-ops. +class PropertyBinding { - constructor( audio, fftSize = 2048 ) { + constructor( rootNode, path, parsedPath ) { - this.analyser = audio.context.createAnalyser(); - this.analyser.fftSize = fftSize; + this.path = path; + this.parsedPath = parsedPath || PropertyBinding.parseTrackName( path ); - this.data = new Uint8Array( this.analyser.frequencyBinCount ); + this.node = PropertyBinding.findNode( rootNode, this.parsedPath.nodeName ) || rootNode; - audio.getOutput().connect( this.analyser ); + this.rootNode = rootNode; - } + // initial state of these methods that calls 'bind' + this.getValue = this._getValue_unbound; + this.setValue = this._setValue_unbound; + } - getFrequencyData() { - this.analyser.getByteFrequencyData( this.data ); + static create( root, path, parsedPath ) { - return this.data; + if ( ! ( root && root.isAnimationObjectGroup ) ) { - } + return new PropertyBinding( root, path, parsedPath ); - getAverageFrequency() { + } else { - let value = 0; - const data = this.getFrequencyData(); + return new PropertyBinding.Composite( root, path, parsedPath ); - for ( let i = 0; i < data.length; i ++ ) { + } - value += data[ i ]; + } - } + /** + * Replaces spaces with underscores and removes unsupported characters from + * node names, to ensure compatibility with parseTrackName(). + * + * @param {string} name Node name to be sanitized. + * @return {string} + */ + static sanitizeNodeName( name ) { - return value / data.length; + return name.replace( /\s/g, '_' ).replace( _reservedRe, '' ); } -} + static parseTrackName( trackName ) { -class PropertyMixer { + const matches = _trackRe.exec( trackName ); - constructor( binding, typeName, valueSize ) { + if ( ! matches ) { - this.binding = binding; - this.valueSize = valueSize; + throw new Error( 'PropertyBinding: Cannot parse trackName: ' + trackName ); - let mixFunction, - mixFunctionAdditive, - setIdentity; + } - // buffer layout: [ incoming | accu0 | accu1 | orig | addAccu | (optional work) ] - // - // interpolators can use .buffer as their .result - // the data then goes to 'incoming' - // - // 'accu0' and 'accu1' are used frame-interleaved for - // the cumulative result and are compared to detect - // changes - // - // 'orig' stores the original state of the property - // - // 'add' is used for additive cumulative results - // - // 'work' is optional and is only present for quaternion types. It is used - // to store intermediate quaternion multiplication results + const results = { + // directoryName: matches[ 1 ], // (tschw) currently unused + nodeName: matches[ 2 ], + objectName: matches[ 3 ], + objectIndex: matches[ 4 ], + propertyName: matches[ 5 ], // required + propertyIndex: matches[ 6 ] + }; - switch ( typeName ) { + const lastDot = results.nodeName && results.nodeName.lastIndexOf( '.' ); - case 'quaternion': - mixFunction = this._slerp; - mixFunctionAdditive = this._slerpAdditive; - setIdentity = this._setAdditiveIdentityQuaternion; + if ( lastDot !== undefined && lastDot !== - 1 ) { - this.buffer = new Float64Array( valueSize * 6 ); - this._workIndex = 5; - break; + const objectName = results.nodeName.substring( lastDot + 1 ); - case 'string': - case 'bool': - mixFunction = this._select; + // Object names must be checked against an allowlist. Otherwise, there + // is no way to parse 'foo.bar.baz': 'baz' must be a property, but + // 'bar' could be the objectName, or part of a nodeName (which can + // include '.' characters). + if ( _supportedObjectNames.indexOf( objectName ) !== - 1 ) { - // Use the regular mix function and for additive on these types, - // additive is not relevant for non-numeric types - mixFunctionAdditive = this._select; + results.nodeName = results.nodeName.substring( 0, lastDot ); + results.objectName = objectName; - setIdentity = this._setAdditiveIdentityOther; + } - this.buffer = new Array( valueSize * 5 ); - break; + } - default: - mixFunction = this._lerp; - mixFunctionAdditive = this._lerpAdditive; - setIdentity = this._setAdditiveIdentityNumeric; + if ( results.propertyName === null || results.propertyName.length === 0 ) { - this.buffer = new Float64Array( valueSize * 5 ); + throw new Error( 'PropertyBinding: can not parse propertyName from trackName: ' + trackName ); } - this._mixBufferRegion = mixFunction; - this._mixBufferRegionAdditive = mixFunctionAdditive; - this._setIdentity = setIdentity; - this._origIndex = 3; - this._addIndex = 4; - - this.cumulativeWeight = 0; - this.cumulativeWeightAdditive = 0; - - this.useCount = 0; - this.referenceCount = 0; + return results; } - // accumulate data in the 'incoming' region into 'accu' - accumulate( accuIndex, weight ) { + static findNode( root, nodeName ) { - // note: happily accumulating nothing when weight = 0, the caller knows - // the weight and shouldn't have made the call in the first place + if ( ! nodeName || nodeName === '' || nodeName === '.' || nodeName === - 1 || nodeName === root.name || nodeName === root.uuid ) { - const buffer = this.buffer, - stride = this.valueSize, - offset = accuIndex * stride + stride; + return root; - let currentWeight = this.cumulativeWeight; + } - if ( currentWeight === 0 ) { + // search into skeleton bones. + if ( root.skeleton ) { - // accuN := incoming * weight + const bone = root.skeleton.getBoneByName( nodeName ); - for ( let i = 0; i !== stride; ++ i ) { + if ( bone !== undefined ) { - buffer[ offset + i ] = buffer[ i ]; + return bone; } - currentWeight = weight; + } - } else { + // search into node subtree. + if ( root.children ) { - // accuN := accuN + incoming * weight + const searchNodeSubtree = function ( children ) { - currentWeight += weight; - const mix = weight / currentWeight; - this._mixBufferRegion( buffer, offset, 0, mix, stride ); + for ( let i = 0; i < children.length; i ++ ) { - } + const childNode = children[ i ]; - this.cumulativeWeight = currentWeight; + if ( childNode.name === nodeName || childNode.uuid === nodeName ) { - } + return childNode; - // accumulate data in the 'incoming' region into 'add' - accumulateAdditive( weight ) { + } - const buffer = this.buffer, - stride = this.valueSize, - offset = stride * this._addIndex; + const result = searchNodeSubtree( childNode.children ); - if ( this.cumulativeWeightAdditive === 0 ) { + if ( result ) return result; - // add = identity + } - this._setIdentity(); + return null; - } + }; - // add := add + incoming * weight + const subTreeNode = searchNodeSubtree( root.children ); - this._mixBufferRegionAdditive( buffer, offset, 0, weight, stride ); - this.cumulativeWeightAdditive += weight; + if ( subTreeNode ) { - } + return subTreeNode; - // apply the state of 'accu' to the binding when accus differ - apply( accuIndex ) { + } - const stride = this.valueSize, - buffer = this.buffer, - offset = accuIndex * stride + stride, + } - weight = this.cumulativeWeight, - weightAdditive = this.cumulativeWeightAdditive, + return null; - binding = this.binding; + } - this.cumulativeWeight = 0; - this.cumulativeWeightAdditive = 0; + // these are used to "bind" a nonexistent property + _getValue_unavailable() {} + _setValue_unavailable() {} - if ( weight < 1 ) { + // Getters - // accuN := accuN + original * ( 1 - cumulativeWeight ) + _getValue_direct( buffer, offset ) { - const originalValueOffset = stride * this._origIndex; + buffer[ offset ] = this.targetObject[ this.propertyName ]; - this._mixBufferRegion( - buffer, offset, originalValueOffset, 1 - weight, stride ); + } - } + _getValue_array( buffer, offset ) { - if ( weightAdditive > 0 ) { + const source = this.resolvedProperty; - // accuN := accuN + additive accuN + for ( let i = 0, n = source.length; i !== n; ++ i ) { - this._mixBufferRegionAdditive( buffer, offset, this._addIndex * stride, 1, stride ); + buffer[ offset ++ ] = source[ i ]; } - for ( let i = stride, e = stride + stride; i !== e; ++ i ) { - - if ( buffer[ i ] !== buffer[ i + stride ] ) { - - // value has changed -> update scene graph - - binding.setValue( buffer, offset ); - break; + } - } + _getValue_arrayElement( buffer, offset ) { - } + buffer[ offset ] = this.resolvedProperty[ this.propertyIndex ]; } - // remember the state of the bound property and copy it to both accus - saveOriginalState() { - - const binding = this.binding; + _getValue_toArray( buffer, offset ) { - const buffer = this.buffer, - stride = this.valueSize, + this.resolvedProperty.toArray( buffer, offset ); - originalValueOffset = stride * this._origIndex; + } - binding.getValue( buffer, originalValueOffset ); + // Direct - // accu[0..1] := orig -- initially detect changes against the original - for ( let i = stride, e = originalValueOffset; i !== e; ++ i ) { + _setValue_direct( buffer, offset ) { - buffer[ i ] = buffer[ originalValueOffset + ( i % stride ) ]; + this.targetObject[ this.propertyName ] = buffer[ offset ]; - } + } - // Add to identity for additive - this._setIdentity(); + _setValue_direct_setNeedsUpdate( buffer, offset ) { - this.cumulativeWeight = 0; - this.cumulativeWeightAdditive = 0; + this.targetObject[ this.propertyName ] = buffer[ offset ]; + this.targetObject.needsUpdate = true; } - // apply the state previously taken via 'saveOriginalState' to the binding - restoreOriginalState() { + _setValue_direct_setMatrixWorldNeedsUpdate( buffer, offset ) { - const originalValueOffset = this.valueSize * 3; - this.binding.setValue( this.buffer, originalValueOffset ); + this.targetObject[ this.propertyName ] = buffer[ offset ]; + this.targetObject.matrixWorldNeedsUpdate = true; } - _setAdditiveIdentityNumeric() { + // EntireArray - const startIndex = this._addIndex * this.valueSize; - const endIndex = startIndex + this.valueSize; + _setValue_array( buffer, offset ) { - for ( let i = startIndex; i < endIndex; i ++ ) { + const dest = this.resolvedProperty; - this.buffer[ i ] = 0; + for ( let i = 0, n = dest.length; i !== n; ++ i ) { + + dest[ i ] = buffer[ offset ++ ]; } } - _setAdditiveIdentityQuaternion() { + _setValue_array_setNeedsUpdate( buffer, offset ) { - this._setAdditiveIdentityNumeric(); - this.buffer[ this._addIndex * this.valueSize + 3 ] = 1; + const dest = this.resolvedProperty; + + for ( let i = 0, n = dest.length; i !== n; ++ i ) { + + dest[ i ] = buffer[ offset ++ ]; + + } + + this.targetObject.needsUpdate = true; } - _setAdditiveIdentityOther() { + _setValue_array_setMatrixWorldNeedsUpdate( buffer, offset ) { - const startIndex = this._origIndex * this.valueSize; - const targetIndex = this._addIndex * this.valueSize; + const dest = this.resolvedProperty; - for ( let i = 0; i < this.valueSize; i ++ ) { + for ( let i = 0, n = dest.length; i !== n; ++ i ) { - this.buffer[ targetIndex + i ] = this.buffer[ startIndex + i ]; + dest[ i ] = buffer[ offset ++ ]; } + this.targetObject.matrixWorldNeedsUpdate = true; + } + // ArrayElement - // mix functions + _setValue_arrayElement( buffer, offset ) { - _select( buffer, dstOffset, srcOffset, t, stride ) { + this.resolvedProperty[ this.propertyIndex ] = buffer[ offset ]; - if ( t >= 0.5 ) { + } - for ( let i = 0; i !== stride; ++ i ) { + _setValue_arrayElement_setNeedsUpdate( buffer, offset ) { - buffer[ dstOffset + i ] = buffer[ srcOffset + i ]; - - } - - } + this.resolvedProperty[ this.propertyIndex ] = buffer[ offset ]; + this.targetObject.needsUpdate = true; } - _slerp( buffer, dstOffset, srcOffset, t ) { + _setValue_arrayElement_setMatrixWorldNeedsUpdate( buffer, offset ) { - Quaternion.slerpFlat( buffer, dstOffset, buffer, dstOffset, buffer, srcOffset, t ); + this.resolvedProperty[ this.propertyIndex ] = buffer[ offset ]; + this.targetObject.matrixWorldNeedsUpdate = true; } - _slerpAdditive( buffer, dstOffset, srcOffset, t, stride ) { - - const workOffset = this._workIndex * stride; + // HasToFromArray - // Store result in intermediate buffer offset - Quaternion.multiplyQuaternionsFlat( buffer, workOffset, buffer, dstOffset, buffer, srcOffset ); + _setValue_fromArray( buffer, offset ) { - // Slerp to the intermediate result - Quaternion.slerpFlat( buffer, dstOffset, buffer, dstOffset, buffer, workOffset, t ); + this.resolvedProperty.fromArray( buffer, offset ); } - _lerp( buffer, dstOffset, srcOffset, t, stride ) { - - const s = 1 - t; + _setValue_fromArray_setNeedsUpdate( buffer, offset ) { - for ( let i = 0; i !== stride; ++ i ) { + this.resolvedProperty.fromArray( buffer, offset ); + this.targetObject.needsUpdate = true; - const j = dstOffset + i; + } - buffer[ j ] = buffer[ j ] * s + buffer[ srcOffset + i ] * t; + _setValue_fromArray_setMatrixWorldNeedsUpdate( buffer, offset ) { - } + this.resolvedProperty.fromArray( buffer, offset ); + this.targetObject.matrixWorldNeedsUpdate = true; } - _lerpAdditive( buffer, dstOffset, srcOffset, t, stride ) { + _getValue_unbound( targetArray, offset ) { - for ( let i = 0; i !== stride; ++ i ) { + this.bind(); + this.getValue( targetArray, offset ); - const j = dstOffset + i; + } - buffer[ j ] = buffer[ j ] + buffer[ srcOffset + i ] * t; + _setValue_unbound( sourceArray, offset ) { - } + this.bind(); + this.setValue( sourceArray, offset ); } -} + // create getter / setter pair for a property in the scene graph + bind() { -// Characters [].:/ are reserved for track binding syntax. -const _RESERVED_CHARS_RE = '\\[\\]\\.:\\/'; -const _reservedRe = new RegExp( '[' + _RESERVED_CHARS_RE + ']', 'g' ); + let targetObject = this.node; + const parsedPath = this.parsedPath; -// Attempts to allow node names from any language. ES5's `\w` regexp matches -// only latin characters, and the unicode \p{L} is not yet supported. So -// instead, we exclude reserved characters and match everything else. -const _wordChar = '[^' + _RESERVED_CHARS_RE + ']'; -const _wordCharOrDot = '[^' + _RESERVED_CHARS_RE.replace( '\\.', '' ) + ']'; + const objectName = parsedPath.objectName; + const propertyName = parsedPath.propertyName; + let propertyIndex = parsedPath.propertyIndex; -// Parent directories, delimited by '/' or ':'. Currently unused, but must -// be matched to parse the rest of the track name. -const _directoryRe = /((?:WC+[\/:])*)/.source.replace( 'WC', _wordChar ); + if ( ! targetObject ) { -// Target node. May contain word characters (a-zA-Z0-9_) and '.' or '-'. -const _nodeRe = /(WCOD+)?/.source.replace( 'WCOD', _wordCharOrDot ); + targetObject = PropertyBinding.findNode( this.rootNode, parsedPath.nodeName ) || this.rootNode; -// Object on target node, and accessor. May not contain reserved -// characters. Accessor may contain any character except closing bracket. -const _objectRe = /(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace( 'WC', _wordChar ); + this.node = targetObject; -// Property and accessor. May not contain reserved characters. Accessor may -// contain any non-bracket characters. -const _propertyRe = /\.(WC+)(?:\[(.+)\])?/.source.replace( 'WC', _wordChar ); + } -const _trackRe = new RegExp( '' - + '^' - + _directoryRe - + _nodeRe - + _objectRe - + _propertyRe - + '$' -); + // set fail state so we can just 'return' on error + this.getValue = this._getValue_unavailable; + this.setValue = this._setValue_unavailable; -const _supportedObjectNames = [ 'material', 'materials', 'bones' ]; + // ensure there is a value node + if ( ! targetObject ) { -class Composite { + console.error( 'THREE.PropertyBinding: Trying to update node for track: ' + this.path + ' but it wasn\'t found.' ); + return; - constructor( targetGroup, path, optionalParsedPath ) { + } - const parsedPath = optionalParsedPath || PropertyBinding.parseTrackName( path ); + if ( objectName ) { - this._targetGroup = targetGroup; - this._bindings = targetGroup.subscribe_( path, parsedPath ); + let objectIndex = parsedPath.objectIndex; - } + // special cases were we need to reach deeper into the hierarchy to get the face materials.... + switch ( objectName ) { - getValue( array, offset ) { + case 'materials': - this.bind(); // bind all binding + if ( ! targetObject.material ) { - const firstValidIndex = this._targetGroup.nCachedObjects_, - binding = this._bindings[ firstValidIndex ]; + console.error( 'THREE.PropertyBinding: Can not bind to material as node does not have a material.', this ); + return; - // and only call .getValue on the first - if ( binding !== undefined ) binding.getValue( array, offset ); + } - } + if ( ! targetObject.material.materials ) { - setValue( array, offset ) { + console.error( 'THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.', this ); + return; - const bindings = this._bindings; + } - for ( let i = this._targetGroup.nCachedObjects_, n = bindings.length; i !== n; ++ i ) { + targetObject = targetObject.material.materials; - bindings[ i ].setValue( array, offset ); + break; - } + case 'bones': - } + if ( ! targetObject.skeleton ) { - bind() { + console.error( 'THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.', this ); + return; - const bindings = this._bindings; + } - for ( let i = this._targetGroup.nCachedObjects_, n = bindings.length; i !== n; ++ i ) { + // potential future optimization: skip this if propertyIndex is already an integer + // and convert the integer string to a true integer. - bindings[ i ].bind(); + targetObject = targetObject.skeleton.bones; - } + // support resolving morphTarget names into indices. + for ( let i = 0; i < targetObject.length; i ++ ) { - } + if ( targetObject[ i ].name === objectIndex ) { - unbind() { + objectIndex = i; + break; - const bindings = this._bindings; + } - for ( let i = this._targetGroup.nCachedObjects_, n = bindings.length; i !== n; ++ i ) { + } - bindings[ i ].unbind(); + break; - } + default: - } + if ( targetObject[ objectName ] === undefined ) { -} + console.error( 'THREE.PropertyBinding: Can not bind to objectName of node undefined.', this ); + return; -// Note: This class uses a State pattern on a per-method basis: -// 'bind' sets 'this.getValue' / 'setValue' and shadows the -// prototype version of these methods with one that represents -// the bound state. When the property is not found, the methods -// become no-ops. -class PropertyBinding { + } - constructor( rootNode, path, parsedPath ) { + targetObject = targetObject[ objectName ]; - this.path = path; - this.parsedPath = parsedPath || PropertyBinding.parseTrackName( path ); + } - this.node = PropertyBinding.findNode( rootNode, this.parsedPath.nodeName ) || rootNode; - this.rootNode = rootNode; + if ( objectIndex !== undefined ) { - // initial state of these methods that calls 'bind' - this.getValue = this._getValue_unbound; - this.setValue = this._setValue_unbound; + if ( targetObject[ objectIndex ] === undefined ) { - } + console.error( 'THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.', this, targetObject ); + return; + } - static create( root, path, parsedPath ) { + targetObject = targetObject[ objectIndex ]; - if ( ! ( root && root.isAnimationObjectGroup ) ) { + } - return new PropertyBinding( root, path, parsedPath ); + } - } else { + // resolve property + const nodeProperty = targetObject[ propertyName ]; - return new PropertyBinding.Composite( root, path, parsedPath ); + if ( nodeProperty === undefined ) { - } + const nodeName = parsedPath.nodeName; - } + console.error( 'THREE.PropertyBinding: Trying to update property for track: ' + nodeName + + '.' + propertyName + ' but it wasn\'t found.', targetObject ); + return; - /** - * Replaces spaces with underscores and removes unsupported characters from - * node names, to ensure compatibility with parseTrackName(). - * - * @param {string} name Node name to be sanitized. - * @return {string} - */ - static sanitizeNodeName( name ) { + } - return name.replace( /\s/g, '_' ).replace( _reservedRe, '' ); + // determine versioning scheme + let versioning = this.Versioning.None; - } + this.targetObject = targetObject; - static parseTrackName( trackName ) { + if ( targetObject.needsUpdate !== undefined ) { // material - const matches = _trackRe.exec( trackName ); + versioning = this.Versioning.NeedsUpdate; - if ( ! matches ) { + } else if ( targetObject.matrixWorldNeedsUpdate !== undefined ) { // node transform - throw new Error( 'PropertyBinding: Cannot parse trackName: ' + trackName ); + versioning = this.Versioning.MatrixWorldNeedsUpdate; } - const results = { - // directoryName: matches[ 1 ], // (tschw) currently unused - nodeName: matches[ 2 ], - objectName: matches[ 3 ], - objectIndex: matches[ 4 ], - propertyName: matches[ 5 ], // required - propertyIndex: matches[ 6 ] - }; + // determine how the property gets bound + let bindingType = this.BindingType.Direct; - const lastDot = results.nodeName && results.nodeName.lastIndexOf( '.' ); + if ( propertyIndex !== undefined ) { - if ( lastDot !== undefined && lastDot !== - 1 ) { + // access a sub element of the property array (only primitives are supported right now) - const objectName = results.nodeName.substring( lastDot + 1 ); + if ( propertyName === 'morphTargetInfluences' ) { - // Object names must be checked against an allowlist. Otherwise, there - // is no way to parse 'foo.bar.baz': 'baz' must be a property, but - // 'bar' could be the objectName, or part of a nodeName (which can - // include '.' characters). - if ( _supportedObjectNames.indexOf( objectName ) !== - 1 ) { + // potential optimization, skip this if propertyIndex is already an integer, and convert the integer string to a true integer. - results.nodeName = results.nodeName.substring( 0, lastDot ); - results.objectName = objectName; + // support resolving morphTarget names into indices. + if ( ! targetObject.geometry ) { - } + console.error( 'THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.', this ); + return; - } + } - if ( results.propertyName === null || results.propertyName.length === 0 ) { - - throw new Error( 'PropertyBinding: can not parse propertyName from trackName: ' + trackName ); - - } + if ( targetObject.geometry.isBufferGeometry ) { - return results; + if ( ! targetObject.geometry.morphAttributes ) { - } + console.error( 'THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.', this ); + return; - static findNode( root, nodeName ) { + } - if ( ! nodeName || nodeName === '' || nodeName === '.' || nodeName === - 1 || nodeName === root.name || nodeName === root.uuid ) { + if ( targetObject.morphTargetDictionary[ propertyIndex ] !== undefined ) { - return root; + propertyIndex = targetObject.morphTargetDictionary[ propertyIndex ]; - } + } - // search into skeleton bones. - if ( root.skeleton ) { - const bone = root.skeleton.getBoneByName( nodeName ); + } else { - if ( bone !== undefined ) { + console.error( 'THREE.PropertyBinding: Can not bind to morphTargetInfluences on THREE.Geometry. Use THREE.BufferGeometry instead.', this ); + return; - return bone; + } } - } - - // search into node subtree. - if ( root.children ) { - - const searchNodeSubtree = function ( children ) { - - for ( let i = 0; i < children.length; i ++ ) { - - const childNode = children[ i ]; - - if ( childNode.name === nodeName || childNode.uuid === nodeName ) { - - return childNode; + bindingType = this.BindingType.ArrayElement; - } + this.resolvedProperty = nodeProperty; + this.propertyIndex = propertyIndex; - const result = searchNodeSubtree( childNode.children ); + } else if ( nodeProperty.fromArray !== undefined && nodeProperty.toArray !== undefined ) { - if ( result ) return result; + // must use copy for Object3D.Euler/Quaternion - } + bindingType = this.BindingType.HasFromToArray; - return null; + this.resolvedProperty = nodeProperty; - }; + } else if ( Array.isArray( nodeProperty ) ) { - const subTreeNode = searchNodeSubtree( root.children ); + bindingType = this.BindingType.EntireArray; - if ( subTreeNode ) { + this.resolvedProperty = nodeProperty; - return subTreeNode; + } else { - } + this.propertyName = propertyName; } - return null; + // select getter / setter + this.getValue = this.GetterByBindingType[ bindingType ]; + this.setValue = this.SetterByBindingTypeAndVersioning[ bindingType ][ versioning ]; } - // these are used to "bind" a nonexistent property - _getValue_unavailable() {} - _setValue_unavailable() {} - - // Getters + unbind() { - _getValue_direct( buffer, offset ) { + this.node = null; - buffer[ offset ] = this.targetObject[ this.propertyName ]; + // back to the prototype version of getValue / setValue + // note: avoiding to mutate the shape of 'this' via 'delete' + this.getValue = this._getValue_unbound; + this.setValue = this._setValue_unbound; } - _getValue_array( buffer, offset ) { +} - const source = this.resolvedProperty; +PropertyBinding.Composite = Composite; - for ( let i = 0, n = source.length; i !== n; ++ i ) { +PropertyBinding.prototype.BindingType = { + Direct: 0, + EntireArray: 1, + ArrayElement: 2, + HasFromToArray: 3 +}; - buffer[ offset ++ ] = source[ i ]; +PropertyBinding.prototype.Versioning = { + None: 0, + NeedsUpdate: 1, + MatrixWorldNeedsUpdate: 2 +}; - } +PropertyBinding.prototype.GetterByBindingType = [ - } + PropertyBinding.prototype._getValue_direct, + PropertyBinding.prototype._getValue_array, + PropertyBinding.prototype._getValue_arrayElement, + PropertyBinding.prototype._getValue_toArray, - _getValue_arrayElement( buffer, offset ) { +]; - buffer[ offset ] = this.resolvedProperty[ this.propertyIndex ]; +PropertyBinding.prototype.SetterByBindingTypeAndVersioning = [ - } + [ + // Direct + PropertyBinding.prototype._setValue_direct, + PropertyBinding.prototype._setValue_direct_setNeedsUpdate, + PropertyBinding.prototype._setValue_direct_setMatrixWorldNeedsUpdate, - _getValue_toArray( buffer, offset ) { + ], [ - this.resolvedProperty.toArray( buffer, offset ); + // EntireArray - } + PropertyBinding.prototype._setValue_array, + PropertyBinding.prototype._setValue_array_setNeedsUpdate, + PropertyBinding.prototype._setValue_array_setMatrixWorldNeedsUpdate, - // Direct + ], [ - _setValue_direct( buffer, offset ) { + // ArrayElement + PropertyBinding.prototype._setValue_arrayElement, + PropertyBinding.prototype._setValue_arrayElement_setNeedsUpdate, + PropertyBinding.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate, - this.targetObject[ this.propertyName ] = buffer[ offset ]; + ], [ - } + // HasToFromArray + PropertyBinding.prototype._setValue_fromArray, + PropertyBinding.prototype._setValue_fromArray_setNeedsUpdate, + PropertyBinding.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate, - _setValue_direct_setNeedsUpdate( buffer, offset ) { + ] - this.targetObject[ this.propertyName ] = buffer[ offset ]; - this.targetObject.needsUpdate = true; +]; - } +/** + * + * A group of objects that receives a shared animation state. + * + * Usage: + * + * - Add objects you would otherwise pass as 'root' to the + * constructor or the .clipAction method of AnimationMixer. + * + * - Instead pass this object as 'root'. + * + * - You can also add and remove objects later when the mixer + * is running. + * + * Note: + * + * Objects of this class appear as one object to the mixer, + * so cache control of the individual objects must be done + * on the group. + * + * Limitation: + * + * - The animated properties must be compatible among the + * all objects in the group. + * + * - A single property can either be controlled through a + * target group or directly, but not both. + */ - _setValue_direct_setMatrixWorldNeedsUpdate( buffer, offset ) { +class AnimationObjectGroup { - this.targetObject[ this.propertyName ] = buffer[ offset ]; - this.targetObject.matrixWorldNeedsUpdate = true; + constructor() { - } + this.uuid = generateUUID(); - // EntireArray + // cached objects followed by the active ones + this._objects = Array.prototype.slice.call( arguments ); - _setValue_array( buffer, offset ) { + this.nCachedObjects_ = 0; // threshold + // note: read by PropertyBinding.Composite - const dest = this.resolvedProperty; + const indices = {}; + this._indicesByUUID = indices; // for bookkeeping - for ( let i = 0, n = dest.length; i !== n; ++ i ) { + for ( let i = 0, n = arguments.length; i !== n; ++ i ) { - dest[ i ] = buffer[ offset ++ ]; + indices[ arguments[ i ].uuid ] = i; } - } + this._paths = []; // inside: string + this._parsedPaths = []; // inside: { we don't care, here } + this._bindings = []; // inside: Array< PropertyBinding > + this._bindingsIndicesByPath = {}; // inside: indices in these arrays - _setValue_array_setNeedsUpdate( buffer, offset ) { + const scope = this; - const dest = this.resolvedProperty; + this.stats = { - for ( let i = 0, n = dest.length; i !== n; ++ i ) { + objects: { + get total() { - dest[ i ] = buffer[ offset ++ ]; + return scope._objects.length; - } + }, + get inUse() { - this.targetObject.needsUpdate = true; + return this.total - scope.nCachedObjects_; - } + } + }, + get bindingsPerObject() { - _setValue_array_setMatrixWorldNeedsUpdate( buffer, offset ) { + return scope._bindings.length; - const dest = this.resolvedProperty; + } - for ( let i = 0, n = dest.length; i !== n; ++ i ) { + }; - dest[ i ] = buffer[ offset ++ ]; + } - } + add() { - this.targetObject.matrixWorldNeedsUpdate = true; + const objects = this._objects, + indicesByUUID = this._indicesByUUID, + paths = this._paths, + parsedPaths = this._parsedPaths, + bindings = this._bindings, + nBindings = bindings.length; - } + let knownObject = undefined, + nObjects = objects.length, + nCachedObjects = this.nCachedObjects_; - // ArrayElement + for ( let i = 0, n = arguments.length; i !== n; ++ i ) { - _setValue_arrayElement( buffer, offset ) { + const object = arguments[ i ], + uuid = object.uuid; + let index = indicesByUUID[ uuid ]; - this.resolvedProperty[ this.propertyIndex ] = buffer[ offset ]; + if ( index === undefined ) { - } + // unknown object -> add it to the ACTIVE region - _setValue_arrayElement_setNeedsUpdate( buffer, offset ) { + index = nObjects ++; + indicesByUUID[ uuid ] = index; + objects.push( object ); - this.resolvedProperty[ this.propertyIndex ] = buffer[ offset ]; - this.targetObject.needsUpdate = true; + // accounting is done, now do the same for all bindings - } + for ( let j = 0, m = nBindings; j !== m; ++ j ) { - _setValue_arrayElement_setMatrixWorldNeedsUpdate( buffer, offset ) { + bindings[ j ].push( new PropertyBinding( object, paths[ j ], parsedPaths[ j ] ) ); - this.resolvedProperty[ this.propertyIndex ] = buffer[ offset ]; - this.targetObject.matrixWorldNeedsUpdate = true; + } - } + } else if ( index < nCachedObjects ) { - // HasToFromArray + knownObject = objects[ index ]; - _setValue_fromArray( buffer, offset ) { + // move existing object to the ACTIVE region - this.resolvedProperty.fromArray( buffer, offset ); + const firstActiveIndex = -- nCachedObjects, + lastCachedObject = objects[ firstActiveIndex ]; - } + indicesByUUID[ lastCachedObject.uuid ] = index; + objects[ index ] = lastCachedObject; - _setValue_fromArray_setNeedsUpdate( buffer, offset ) { + indicesByUUID[ uuid ] = firstActiveIndex; + objects[ firstActiveIndex ] = object; - this.resolvedProperty.fromArray( buffer, offset ); - this.targetObject.needsUpdate = true; + // accounting is done, now do the same for all bindings - } + for ( let j = 0, m = nBindings; j !== m; ++ j ) { - _setValue_fromArray_setMatrixWorldNeedsUpdate( buffer, offset ) { + const bindingsForPath = bindings[ j ], + lastCached = bindingsForPath[ firstActiveIndex ]; - this.resolvedProperty.fromArray( buffer, offset ); - this.targetObject.matrixWorldNeedsUpdate = true; + let binding = bindingsForPath[ index ]; - } + bindingsForPath[ index ] = lastCached; - _getValue_unbound( targetArray, offset ) { + if ( binding === undefined ) { - this.bind(); - this.getValue( targetArray, offset ); + // since we do not bother to create new bindings + // for objects that are cached, the binding may + // or may not exist - } + binding = new PropertyBinding( object, paths[ j ], parsedPaths[ j ] ); - _setValue_unbound( sourceArray, offset ) { + } - this.bind(); - this.setValue( sourceArray, offset ); + bindingsForPath[ firstActiveIndex ] = binding; - } + } - // create getter / setter pair for a property in the scene graph - bind() { + } else if ( objects[ index ] !== knownObject ) { - let targetObject = this.node; - const parsedPath = this.parsedPath; + console.error( 'THREE.AnimationObjectGroup: Different objects with the same UUID ' + + 'detected. Clean the caches or recreate your infrastructure when reloading scenes.' ); - const objectName = parsedPath.objectName; - const propertyName = parsedPath.propertyName; - let propertyIndex = parsedPath.propertyIndex; + } // else the object is already where we want it to be - if ( ! targetObject ) { + } // for arguments - targetObject = PropertyBinding.findNode( this.rootNode, parsedPath.nodeName ) || this.rootNode; + this.nCachedObjects_ = nCachedObjects; - this.node = targetObject; + } - } + remove() { - // set fail state so we can just 'return' on error - this.getValue = this._getValue_unavailable; - this.setValue = this._setValue_unavailable; + const objects = this._objects, + indicesByUUID = this._indicesByUUID, + bindings = this._bindings, + nBindings = bindings.length; - // ensure there is a value node - if ( ! targetObject ) { + let nCachedObjects = this.nCachedObjects_; - console.error( 'THREE.PropertyBinding: Trying to update node for track: ' + this.path + ' but it wasn\'t found.' ); - return; + for ( let i = 0, n = arguments.length; i !== n; ++ i ) { - } + const object = arguments[ i ], + uuid = object.uuid, + index = indicesByUUID[ uuid ]; - if ( objectName ) { + if ( index !== undefined && index >= nCachedObjects ) { - let objectIndex = parsedPath.objectIndex; + // move existing object into the CACHED region - // special cases were we need to reach deeper into the hierarchy to get the face materials.... - switch ( objectName ) { + const lastCachedIndex = nCachedObjects ++, + firstActiveObject = objects[ lastCachedIndex ]; - case 'materials': + indicesByUUID[ firstActiveObject.uuid ] = index; + objects[ index ] = firstActiveObject; - if ( ! targetObject.material ) { + indicesByUUID[ uuid ] = lastCachedIndex; + objects[ lastCachedIndex ] = object; - console.error( 'THREE.PropertyBinding: Can not bind to material as node does not have a material.', this ); - return; + // accounting is done, now do the same for all bindings - } + for ( let j = 0, m = nBindings; j !== m; ++ j ) { - if ( ! targetObject.material.materials ) { + const bindingsForPath = bindings[ j ], + firstActive = bindingsForPath[ lastCachedIndex ], + binding = bindingsForPath[ index ]; - console.error( 'THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.', this ); - return; + bindingsForPath[ index ] = firstActive; + bindingsForPath[ lastCachedIndex ] = binding; - } + } - targetObject = targetObject.material.materials; + } - break; + } // for arguments - case 'bones': + this.nCachedObjects_ = nCachedObjects; - if ( ! targetObject.skeleton ) { + } - console.error( 'THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.', this ); - return; + // remove & forget + uncache() { - } + const objects = this._objects, + indicesByUUID = this._indicesByUUID, + bindings = this._bindings, + nBindings = bindings.length; - // potential future optimization: skip this if propertyIndex is already an integer - // and convert the integer string to a true integer. + let nCachedObjects = this.nCachedObjects_, + nObjects = objects.length; - targetObject = targetObject.skeleton.bones; + for ( let i = 0, n = arguments.length; i !== n; ++ i ) { - // support resolving morphTarget names into indices. - for ( let i = 0; i < targetObject.length; i ++ ) { + const object = arguments[ i ], + uuid = object.uuid, + index = indicesByUUID[ uuid ]; - if ( targetObject[ i ].name === objectIndex ) { + if ( index !== undefined ) { - objectIndex = i; - break; + delete indicesByUUID[ uuid ]; - } + if ( index < nCachedObjects ) { - } + // object is cached, shrink the CACHED region - break; + const firstActiveIndex = -- nCachedObjects, + lastCachedObject = objects[ firstActiveIndex ], + lastIndex = -- nObjects, + lastObject = objects[ lastIndex ]; - default: + // last cached object takes this object's place + indicesByUUID[ lastCachedObject.uuid ] = index; + objects[ index ] = lastCachedObject; - if ( targetObject[ objectName ] === undefined ) { + // last object goes to the activated slot and pop + indicesByUUID[ lastObject.uuid ] = firstActiveIndex; + objects[ firstActiveIndex ] = lastObject; + objects.pop(); - console.error( 'THREE.PropertyBinding: Can not bind to objectName of node undefined.', this ); - return; + // accounting is done, now do the same for all bindings - } + for ( let j = 0, m = nBindings; j !== m; ++ j ) { - targetObject = targetObject[ objectName ]; + const bindingsForPath = bindings[ j ], + lastCached = bindingsForPath[ firstActiveIndex ], + last = bindingsForPath[ lastIndex ]; - } + bindingsForPath[ index ] = lastCached; + bindingsForPath[ firstActiveIndex ] = last; + bindingsForPath.pop(); + } - if ( objectIndex !== undefined ) { + } else { - if ( targetObject[ objectIndex ] === undefined ) { + // object is active, just swap with the last and pop - console.error( 'THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.', this, targetObject ); - return; + const lastIndex = -- nObjects, + lastObject = objects[ lastIndex ]; - } + if ( lastIndex > 0 ) { - targetObject = targetObject[ objectIndex ]; + indicesByUUID[ lastObject.uuid ] = index; - } + } - } + objects[ index ] = lastObject; + objects.pop(); - // resolve property - const nodeProperty = targetObject[ propertyName ]; + // accounting is done, now do the same for all bindings - if ( nodeProperty === undefined ) { + for ( let j = 0, m = nBindings; j !== m; ++ j ) { - const nodeName = parsedPath.nodeName; + const bindingsForPath = bindings[ j ]; - console.error( 'THREE.PropertyBinding: Trying to update property for track: ' + nodeName + - '.' + propertyName + ' but it wasn\'t found.', targetObject ); - return; + bindingsForPath[ index ] = bindingsForPath[ lastIndex ]; + bindingsForPath.pop(); - } + } - // determine versioning scheme - let versioning = this.Versioning.None; + } // cached or active - this.targetObject = targetObject; + } // if object is known - if ( targetObject.needsUpdate !== undefined ) { // material + } // for arguments - versioning = this.Versioning.NeedsUpdate; + this.nCachedObjects_ = nCachedObjects; - } else if ( targetObject.matrixWorldNeedsUpdate !== undefined ) { // node transform + } - versioning = this.Versioning.MatrixWorldNeedsUpdate; + // Internal interface used by befriended PropertyBinding.Composite: - } + subscribe_( path, parsedPath ) { - // determine how the property gets bound - let bindingType = this.BindingType.Direct; + // returns an array of bindings for the given path that is changed + // according to the contained objects in the group - if ( propertyIndex !== undefined ) { + const indicesByPath = this._bindingsIndicesByPath; + let index = indicesByPath[ path ]; + const bindings = this._bindings; - // access a sub element of the property array (only primitives are supported right now) + if ( index !== undefined ) return bindings[ index ]; - if ( propertyName === 'morphTargetInfluences' ) { + const paths = this._paths, + parsedPaths = this._parsedPaths, + objects = this._objects, + nObjects = objects.length, + nCachedObjects = this.nCachedObjects_, + bindingsForPath = new Array( nObjects ); - // potential optimization, skip this if propertyIndex is already an integer, and convert the integer string to a true integer. + index = bindings.length; - // support resolving morphTarget names into indices. - if ( ! targetObject.geometry ) { + indicesByPath[ path ] = index; - console.error( 'THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.', this ); - return; + paths.push( path ); + parsedPaths.push( parsedPath ); + bindings.push( bindingsForPath ); - } + for ( let i = nCachedObjects, n = objects.length; i !== n; ++ i ) { - if ( targetObject.geometry.isBufferGeometry ) { + const object = objects[ i ]; + bindingsForPath[ i ] = new PropertyBinding( object, path, parsedPath ); - if ( ! targetObject.geometry.morphAttributes ) { - - console.error( 'THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.', this ); - return; - - } - - if ( targetObject.morphTargetDictionary[ propertyIndex ] !== undefined ) { - - propertyIndex = targetObject.morphTargetDictionary[ propertyIndex ]; - - } - - - } else { - - console.error( 'THREE.PropertyBinding: Can not bind to morphTargetInfluences on THREE.Geometry. Use THREE.BufferGeometry instead.', this ); - return; - - } - - } + } - bindingType = this.BindingType.ArrayElement; + return bindingsForPath; - this.resolvedProperty = nodeProperty; - this.propertyIndex = propertyIndex; + } - } else if ( nodeProperty.fromArray !== undefined && nodeProperty.toArray !== undefined ) { + unsubscribe_( path ) { - // must use copy for Object3D.Euler/Quaternion + // tells the group to forget about a property path and no longer + // update the array previously obtained with 'subscribe_' - bindingType = this.BindingType.HasFromToArray; + const indicesByPath = this._bindingsIndicesByPath, + index = indicesByPath[ path ]; - this.resolvedProperty = nodeProperty; + if ( index !== undefined ) { - } else if ( Array.isArray( nodeProperty ) ) { + const paths = this._paths, + parsedPaths = this._parsedPaths, + bindings = this._bindings, + lastBindingsIndex = bindings.length - 1, + lastBindings = bindings[ lastBindingsIndex ], + lastBindingsPath = path[ lastBindingsIndex ]; - bindingType = this.BindingType.EntireArray; + indicesByPath[ lastBindingsPath ] = index; - this.resolvedProperty = nodeProperty; + bindings[ index ] = lastBindings; + bindings.pop(); - } else { + parsedPaths[ index ] = parsedPaths[ lastBindingsIndex ]; + parsedPaths.pop(); - this.propertyName = propertyName; + paths[ index ] = paths[ lastBindingsIndex ]; + paths.pop(); } - // select getter / setter - this.getValue = this.GetterByBindingType[ bindingType ]; - this.setValue = this.SetterByBindingTypeAndVersioning[ bindingType ][ versioning ]; - - } - - unbind() { - - this.node = null; - - // back to the prototype version of getValue / setValue - // note: avoiding to mutate the shape of 'this' via 'delete' - this.getValue = this._getValue_unbound; - this.setValue = this._setValue_unbound; - } } -PropertyBinding.Composite = Composite; - -PropertyBinding.prototype.BindingType = { - Direct: 0, - EntireArray: 1, - ArrayElement: 2, - HasFromToArray: 3 -}; - -PropertyBinding.prototype.Versioning = { - None: 0, - NeedsUpdate: 1, - MatrixWorldNeedsUpdate: 2 -}; - -PropertyBinding.prototype.GetterByBindingType = [ - - PropertyBinding.prototype._getValue_direct, - PropertyBinding.prototype._getValue_array, - PropertyBinding.prototype._getValue_arrayElement, - PropertyBinding.prototype._getValue_toArray, - -]; - -PropertyBinding.prototype.SetterByBindingTypeAndVersioning = [ - - [ - // Direct - PropertyBinding.prototype._setValue_direct, - PropertyBinding.prototype._setValue_direct_setNeedsUpdate, - PropertyBinding.prototype._setValue_direct_setMatrixWorldNeedsUpdate, - - ], [ - - // EntireArray - - PropertyBinding.prototype._setValue_array, - PropertyBinding.prototype._setValue_array_setNeedsUpdate, - PropertyBinding.prototype._setValue_array_setMatrixWorldNeedsUpdate, - - ], [ - - // ArrayElement - PropertyBinding.prototype._setValue_arrayElement, - PropertyBinding.prototype._setValue_arrayElement_setNeedsUpdate, - PropertyBinding.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate, - - ], [ - - // HasToFromArray - PropertyBinding.prototype._setValue_fromArray, - PropertyBinding.prototype._setValue_fromArray_setNeedsUpdate, - PropertyBinding.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate, - - ] - -]; - -/** - * - * A group of objects that receives a shared animation state. - * - * Usage: - * - * - Add objects you would otherwise pass as 'root' to the - * constructor or the .clipAction method of AnimationMixer. - * - * - Instead pass this object as 'root'. - * - * - You can also add and remove objects later when the mixer - * is running. - * - * Note: - * - * Objects of this class appear as one object to the mixer, - * so cache control of the individual objects must be done - * on the group. - * - * Limitation: - * - * - The animated properties must be compatible among the - * all objects in the group. - * - * - A single property can either be controlled through a - * target group or directly, but not both. - */ - -class AnimationObjectGroup { +AnimationObjectGroup.prototype.isAnimationObjectGroup = true; - constructor() { +class AnimationAction { - this.uuid = generateUUID(); + constructor( mixer, clip, localRoot = null, blendMode = clip.blendMode ) { - // cached objects followed by the active ones - this._objects = Array.prototype.slice.call( arguments ); + this._mixer = mixer; + this._clip = clip; + this._localRoot = localRoot; + this.blendMode = blendMode; - this.nCachedObjects_ = 0; // threshold - // note: read by PropertyBinding.Composite + const tracks = clip.tracks, + nTracks = tracks.length, + interpolants = new Array( nTracks ); - const indices = {}; - this._indicesByUUID = indices; // for bookkeeping + const interpolantSettings = { + endingStart: ZeroCurvatureEnding, + endingEnd: ZeroCurvatureEnding + }; - for ( let i = 0, n = arguments.length; i !== n; ++ i ) { + for ( let i = 0; i !== nTracks; ++ i ) { - indices[ arguments[ i ].uuid ] = i; + const interpolant = tracks[ i ].createInterpolant( null ); + interpolants[ i ] = interpolant; + interpolant.settings = interpolantSettings; } - this._paths = []; // inside: string - this._parsedPaths = []; // inside: { we don't care, here } - this._bindings = []; // inside: Array< PropertyBinding > - this._bindingsIndicesByPath = {}; // inside: indices in these arrays - - const scope = this; - - this.stats = { - - objects: { - get total() { - - return scope._objects.length; - - }, - get inUse() { - - return this.total - scope.nCachedObjects_; - - } - }, - get bindingsPerObject() { - - return scope._bindings.length; - - } - - }; - - } - - add() { + this._interpolantSettings = interpolantSettings; - const objects = this._objects, - indicesByUUID = this._indicesByUUID, - paths = this._paths, - parsedPaths = this._parsedPaths, - bindings = this._bindings, - nBindings = bindings.length; + this._interpolants = interpolants; // bound by the mixer - let knownObject = undefined, - nObjects = objects.length, - nCachedObjects = this.nCachedObjects_; + // inside: PropertyMixer (managed by the mixer) + this._propertyBindings = new Array( nTracks ); - for ( let i = 0, n = arguments.length; i !== n; ++ i ) { + this._cacheIndex = null; // for the memory manager + this._byClipCacheIndex = null; // for the memory manager - const object = arguments[ i ], - uuid = object.uuid; - let index = indicesByUUID[ uuid ]; + this._timeScaleInterpolant = null; + this._weightInterpolant = null; - if ( index === undefined ) { + this.loop = LoopRepeat; + this._loopCount = - 1; - // unknown object -> add it to the ACTIVE region + // global mixer time when the action is to be started + // it's set back to 'null' upon start of the action + this._startTime = null; - index = nObjects ++; - indicesByUUID[ uuid ] = index; - objects.push( object ); + // scaled local time of the action + // gets clamped or wrapped to 0..clip.duration according to loop + this.time = 0; - // accounting is done, now do the same for all bindings + this.timeScale = 1; + this._effectiveTimeScale = 1; - for ( let j = 0, m = nBindings; j !== m; ++ j ) { + this.weight = 1; + this._effectiveWeight = 1; - bindings[ j ].push( new PropertyBinding( object, paths[ j ], parsedPaths[ j ] ) ); + this.repetitions = Infinity; // no. of repetitions when looping - } + this.paused = false; // true -> zero effective time scale + this.enabled = true; // false -> zero effective weight - } else if ( index < nCachedObjects ) { + this.clampWhenFinished = false;// keep feeding the last frame? - knownObject = objects[ index ]; + this.zeroSlopeAtStart = true;// for smooth interpolation w/o separate + this.zeroSlopeAtEnd = true;// clips for start, loop and end - // move existing object to the ACTIVE region + } - const firstActiveIndex = -- nCachedObjects, - lastCachedObject = objects[ firstActiveIndex ]; + // State & Scheduling - indicesByUUID[ lastCachedObject.uuid ] = index; - objects[ index ] = lastCachedObject; + play() { - indicesByUUID[ uuid ] = firstActiveIndex; - objects[ firstActiveIndex ] = object; + this._mixer._activateAction( this ); - // accounting is done, now do the same for all bindings + return this; - for ( let j = 0, m = nBindings; j !== m; ++ j ) { + } - const bindingsForPath = bindings[ j ], - lastCached = bindingsForPath[ firstActiveIndex ]; + stop() { - let binding = bindingsForPath[ index ]; + this._mixer._deactivateAction( this ); - bindingsForPath[ index ] = lastCached; + return this.reset(); - if ( binding === undefined ) { + } - // since we do not bother to create new bindings - // for objects that are cached, the binding may - // or may not exist + reset() { - binding = new PropertyBinding( object, paths[ j ], parsedPaths[ j ] ); + this.paused = false; + this.enabled = true; - } + this.time = 0; // restart clip + this._loopCount = - 1;// forget previous loops + this._startTime = null;// forget scheduling - bindingsForPath[ firstActiveIndex ] = binding; + return this.stopFading().stopWarping(); - } + } - } else if ( objects[ index ] !== knownObject ) { + isRunning() { - console.error( 'THREE.AnimationObjectGroup: Different objects with the same UUID ' + - 'detected. Clean the caches or recreate your infrastructure when reloading scenes.' ); + return this.enabled && ! this.paused && this.timeScale !== 0 && + this._startTime === null && this._mixer._isActiveAction( this ); - } // else the object is already where we want it to be + } - } // for arguments + // return true when play has been called + isScheduled() { - this.nCachedObjects_ = nCachedObjects; + return this._mixer._isActiveAction( this ); } - remove() { + startAt( time ) { - const objects = this._objects, - indicesByUUID = this._indicesByUUID, - bindings = this._bindings, - nBindings = bindings.length; + this._startTime = time; - let nCachedObjects = this.nCachedObjects_; + return this; - for ( let i = 0, n = arguments.length; i !== n; ++ i ) { + } - const object = arguments[ i ], - uuid = object.uuid, - index = indicesByUUID[ uuid ]; + setLoop( mode, repetitions ) { - if ( index !== undefined && index >= nCachedObjects ) { + this.loop = mode; + this.repetitions = repetitions; - // move existing object into the CACHED region + return this; - const lastCachedIndex = nCachedObjects ++, - firstActiveObject = objects[ lastCachedIndex ]; + } - indicesByUUID[ firstActiveObject.uuid ] = index; - objects[ index ] = firstActiveObject; + // Weight - indicesByUUID[ uuid ] = lastCachedIndex; - objects[ lastCachedIndex ] = object; + // set the weight stopping any scheduled fading + // although .enabled = false yields an effective weight of zero, this + // method does *not* change .enabled, because it would be confusing + setEffectiveWeight( weight ) { - // accounting is done, now do the same for all bindings + this.weight = weight; - for ( let j = 0, m = nBindings; j !== m; ++ j ) { + // note: same logic as when updated at runtime + this._effectiveWeight = this.enabled ? weight : 0; - const bindingsForPath = bindings[ j ], - firstActive = bindingsForPath[ lastCachedIndex ], - binding = bindingsForPath[ index ]; + return this.stopFading(); - bindingsForPath[ index ] = firstActive; - bindingsForPath[ lastCachedIndex ] = binding; + } - } + // return the weight considering fading and .enabled + getEffectiveWeight() { - } + return this._effectiveWeight; - } // for arguments + } - this.nCachedObjects_ = nCachedObjects; + fadeIn( duration ) { + + return this._scheduleFading( duration, 0, 1 ); } - // remove & forget - uncache() { + fadeOut( duration ) { - const objects = this._objects, - indicesByUUID = this._indicesByUUID, - bindings = this._bindings, - nBindings = bindings.length; + return this._scheduleFading( duration, 1, 0 ); - let nCachedObjects = this.nCachedObjects_, - nObjects = objects.length; + } - for ( let i = 0, n = arguments.length; i !== n; ++ i ) { + crossFadeFrom( fadeOutAction, duration, warp ) { - const object = arguments[ i ], - uuid = object.uuid, - index = indicesByUUID[ uuid ]; + fadeOutAction.fadeOut( duration ); + this.fadeIn( duration ); - if ( index !== undefined ) { + if ( warp ) { - delete indicesByUUID[ uuid ]; + const fadeInDuration = this._clip.duration, + fadeOutDuration = fadeOutAction._clip.duration, - if ( index < nCachedObjects ) { + startEndRatio = fadeOutDuration / fadeInDuration, + endStartRatio = fadeInDuration / fadeOutDuration; - // object is cached, shrink the CACHED region + fadeOutAction.warp( 1.0, startEndRatio, duration ); + this.warp( endStartRatio, 1.0, duration ); - const firstActiveIndex = -- nCachedObjects, - lastCachedObject = objects[ firstActiveIndex ], - lastIndex = -- nObjects, - lastObject = objects[ lastIndex ]; + } - // last cached object takes this object's place - indicesByUUID[ lastCachedObject.uuid ] = index; - objects[ index ] = lastCachedObject; + return this; - // last object goes to the activated slot and pop - indicesByUUID[ lastObject.uuid ] = firstActiveIndex; - objects[ firstActiveIndex ] = lastObject; - objects.pop(); + } - // accounting is done, now do the same for all bindings + crossFadeTo( fadeInAction, duration, warp ) { - for ( let j = 0, m = nBindings; j !== m; ++ j ) { + return fadeInAction.crossFadeFrom( this, duration, warp ); - const bindingsForPath = bindings[ j ], - lastCached = bindingsForPath[ firstActiveIndex ], - last = bindingsForPath[ lastIndex ]; + } - bindingsForPath[ index ] = lastCached; - bindingsForPath[ firstActiveIndex ] = last; - bindingsForPath.pop(); + stopFading() { - } + const weightInterpolant = this._weightInterpolant; - } else { + if ( weightInterpolant !== null ) { - // object is active, just swap with the last and pop + this._weightInterpolant = null; + this._mixer._takeBackControlInterpolant( weightInterpolant ); - const lastIndex = -- nObjects, - lastObject = objects[ lastIndex ]; + } - if ( lastIndex > 0 ) { + return this; - indicesByUUID[ lastObject.uuid ] = index; + } - } + // Time Scale Control - objects[ index ] = lastObject; - objects.pop(); + // set the time scale stopping any scheduled warping + // although .paused = true yields an effective time scale of zero, this + // method does *not* change .paused, because it would be confusing + setEffectiveTimeScale( timeScale ) { - // accounting is done, now do the same for all bindings + this.timeScale = timeScale; + this._effectiveTimeScale = this.paused ? 0 : timeScale; - for ( let j = 0, m = nBindings; j !== m; ++ j ) { + return this.stopWarping(); - const bindingsForPath = bindings[ j ]; + } - bindingsForPath[ index ] = bindingsForPath[ lastIndex ]; - bindingsForPath.pop(); + // return the time scale considering warping and .paused + getEffectiveTimeScale() { - } + return this._effectiveTimeScale; - } // cached or active + } - } // if object is known + setDuration( duration ) { - } // for arguments + this.timeScale = this._clip.duration / duration; - this.nCachedObjects_ = nCachedObjects; + return this.stopWarping(); } - // Internal interface used by befriended PropertyBinding.Composite: - - subscribe_( path, parsedPath ) { + syncWith( action ) { - // returns an array of bindings for the given path that is changed - // according to the contained objects in the group + this.time = action.time; + this.timeScale = action.timeScale; - const indicesByPath = this._bindingsIndicesByPath; - let index = indicesByPath[ path ]; - const bindings = this._bindings; + return this.stopWarping(); - if ( index !== undefined ) return bindings[ index ]; + } - const paths = this._paths, - parsedPaths = this._parsedPaths, - objects = this._objects, - nObjects = objects.length, - nCachedObjects = this.nCachedObjects_, - bindingsForPath = new Array( nObjects ); + halt( duration ) { - index = bindings.length; + return this.warp( this._effectiveTimeScale, 0, duration ); - indicesByPath[ path ] = index; + } - paths.push( path ); - parsedPaths.push( parsedPath ); - bindings.push( bindingsForPath ); + warp( startTimeScale, endTimeScale, duration ) { - for ( let i = nCachedObjects, n = objects.length; i !== n; ++ i ) { + const mixer = this._mixer, + now = mixer.time, + timeScale = this.timeScale; - const object = objects[ i ]; - bindingsForPath[ i ] = new PropertyBinding( object, path, parsedPath ); + let interpolant = this._timeScaleInterpolant; - } + if ( interpolant === null ) { - return bindingsForPath; + interpolant = mixer._lendControlInterpolant(); + this._timeScaleInterpolant = interpolant; - } + } - unsubscribe_( path ) { + const times = interpolant.parameterPositions, + values = interpolant.sampleValues; - // tells the group to forget about a property path and no longer - // update the array previously obtained with 'subscribe_' + times[ 0 ] = now; + times[ 1 ] = now + duration; - const indicesByPath = this._bindingsIndicesByPath, - index = indicesByPath[ path ]; + values[ 0 ] = startTimeScale / timeScale; + values[ 1 ] = endTimeScale / timeScale; - if ( index !== undefined ) { + return this; - const paths = this._paths, - parsedPaths = this._parsedPaths, - bindings = this._bindings, - lastBindingsIndex = bindings.length - 1, - lastBindings = bindings[ lastBindingsIndex ], - lastBindingsPath = path[ lastBindingsIndex ]; + } - indicesByPath[ lastBindingsPath ] = index; + stopWarping() { - bindings[ index ] = lastBindings; - bindings.pop(); + const timeScaleInterpolant = this._timeScaleInterpolant; - parsedPaths[ index ] = parsedPaths[ lastBindingsIndex ]; - parsedPaths.pop(); + if ( timeScaleInterpolant !== null ) { - paths[ index ] = paths[ lastBindingsIndex ]; - paths.pop(); + this._timeScaleInterpolant = null; + this._mixer._takeBackControlInterpolant( timeScaleInterpolant ); } + return this; + } -} + // Object Accessors -AnimationObjectGroup.prototype.isAnimationObjectGroup = true; + getMixer() { -class AnimationAction { + return this._mixer; - constructor( mixer, clip, localRoot = null, blendMode = clip.blendMode ) { + } - this._mixer = mixer; - this._clip = clip; - this._localRoot = localRoot; - this.blendMode = blendMode; + getClip() { - const tracks = clip.tracks, - nTracks = tracks.length, - interpolants = new Array( nTracks ); + return this._clip; - const interpolantSettings = { - endingStart: ZeroCurvatureEnding, - endingEnd: ZeroCurvatureEnding - }; + } - for ( let i = 0; i !== nTracks; ++ i ) { + getRoot() { - const interpolant = tracks[ i ].createInterpolant( null ); - interpolants[ i ] = interpolant; - interpolant.settings = interpolantSettings; + return this._localRoot || this._mixer._root; - } + } - this._interpolantSettings = interpolantSettings; + // Interna - this._interpolants = interpolants; // bound by the mixer + _update( time, deltaTime, timeDirection, accuIndex ) { - // inside: PropertyMixer (managed by the mixer) - this._propertyBindings = new Array( nTracks ); + // called by the mixer - this._cacheIndex = null; // for the memory manager - this._byClipCacheIndex = null; // for the memory manager + if ( ! this.enabled ) { - this._timeScaleInterpolant = null; - this._weightInterpolant = null; + // call ._updateWeight() to update ._effectiveWeight - this.loop = LoopRepeat; - this._loopCount = - 1; + this._updateWeight( time ); + return; - // global mixer time when the action is to be started - // it's set back to 'null' upon start of the action - this._startTime = null; + } - // scaled local time of the action - // gets clamped or wrapped to 0..clip.duration according to loop - this.time = 0; + const startTime = this._startTime; - this.timeScale = 1; - this._effectiveTimeScale = 1; + if ( startTime !== null ) { - this.weight = 1; - this._effectiveWeight = 1; + // check for scheduled start of action - this.repetitions = Infinity; // no. of repetitions when looping + const timeRunning = ( time - startTime ) * timeDirection; + if ( timeRunning < 0 || timeDirection === 0 ) { - this.paused = false; // true -> zero effective time scale - this.enabled = true; // false -> zero effective weight + return; // yet to come / don't decide when delta = 0 - this.clampWhenFinished = false;// keep feeding the last frame? + } - this.zeroSlopeAtStart = true;// for smooth interpolation w/o separate - this.zeroSlopeAtEnd = true;// clips for start, loop and end + // start - } + this._startTime = null; // unschedule + deltaTime = timeDirection * timeRunning; - // State & Scheduling + } - play() { + // apply time scale and advance time - this._mixer._activateAction( this ); + deltaTime *= this._updateTimeScale( time ); + const clipTime = this._updateTime( deltaTime ); - return this; + // note: _updateTime may disable the action resulting in + // an effective weight of 0 - } + const weight = this._updateWeight( time ); - stop() { + if ( weight > 0 ) { - this._mixer._deactivateAction( this ); + const interpolants = this._interpolants; + const propertyMixers = this._propertyBindings; - return this.reset(); + switch ( this.blendMode ) { - } + case AdditiveAnimationBlendMode: - reset() { + for ( let j = 0, m = interpolants.length; j !== m; ++ j ) { - this.paused = false; - this.enabled = true; + interpolants[ j ].evaluate( clipTime ); + propertyMixers[ j ].accumulateAdditive( weight ); - this.time = 0; // restart clip - this._loopCount = - 1;// forget previous loops - this._startTime = null;// forget scheduling + } - return this.stopFading().stopWarping(); + break; - } + case NormalAnimationBlendMode: + default: - isRunning() { + for ( let j = 0, m = interpolants.length; j !== m; ++ j ) { - return this.enabled && ! this.paused && this.timeScale !== 0 && - this._startTime === null && this._mixer._isActiveAction( this ); + interpolants[ j ].evaluate( clipTime ); + propertyMixers[ j ].accumulate( accuIndex, weight ); - } + } - // return true when play has been called - isScheduled() { + } - return this._mixer._isActiveAction( this ); + } } - startAt( time ) { + _updateWeight( time ) { - this._startTime = time; + let weight = 0; - return this; + if ( this.enabled ) { - } + weight = this.weight; + const interpolant = this._weightInterpolant; - setLoop( mode, repetitions ) { + if ( interpolant !== null ) { - this.loop = mode; - this.repetitions = repetitions; + const interpolantValue = interpolant.evaluate( time )[ 0 ]; - return this; + weight *= interpolantValue; - } + if ( time > interpolant.parameterPositions[ 1 ] ) { - // Weight + this.stopFading(); - // set the weight stopping any scheduled fading - // although .enabled = false yields an effective weight of zero, this - // method does *not* change .enabled, because it would be confusing - setEffectiveWeight( weight ) { + if ( interpolantValue === 0 ) { - this.weight = weight; + // faded out, disable + this.enabled = false; - // note: same logic as when updated at runtime - this._effectiveWeight = this.enabled ? weight : 0; + } - return this.stopFading(); + } - } + } - // return the weight considering fading and .enabled - getEffectiveWeight() { + } - return this._effectiveWeight; + this._effectiveWeight = weight; + return weight; } - fadeIn( duration ) { + _updateTimeScale( time ) { - return this._scheduleFading( duration, 0, 1 ); + let timeScale = 0; - } + if ( ! this.paused ) { - fadeOut( duration ) { + timeScale = this.timeScale; - return this._scheduleFading( duration, 1, 0 ); + const interpolant = this._timeScaleInterpolant; - } + if ( interpolant !== null ) { - crossFadeFrom( fadeOutAction, duration, warp ) { + const interpolantValue = interpolant.evaluate( time )[ 0 ]; - fadeOutAction.fadeOut( duration ); - this.fadeIn( duration ); + timeScale *= interpolantValue; - if ( warp ) { + if ( time > interpolant.parameterPositions[ 1 ] ) { - const fadeInDuration = this._clip.duration, - fadeOutDuration = fadeOutAction._clip.duration, + this.stopWarping(); - startEndRatio = fadeOutDuration / fadeInDuration, - endStartRatio = fadeInDuration / fadeOutDuration; + if ( timeScale === 0 ) { - fadeOutAction.warp( 1.0, startEndRatio, duration ); - this.warp( endStartRatio, 1.0, duration ); + // motion has halted, pause + this.paused = true; - } + } else { - return this; + // warp done - apply final time scale + this.timeScale = timeScale; - } + } - crossFadeTo( fadeInAction, duration, warp ) { + } - return fadeInAction.crossFadeFrom( this, duration, warp ); + } - } + } - stopFading() { + this._effectiveTimeScale = timeScale; + return timeScale; - const weightInterpolant = this._weightInterpolant; + } - if ( weightInterpolant !== null ) { + _updateTime( deltaTime ) { - this._weightInterpolant = null; - this._mixer._takeBackControlInterpolant( weightInterpolant ); + const duration = this._clip.duration; + const loop = this.loop; - } + let time = this.time + deltaTime; + let loopCount = this._loopCount; - return this; + const pingPong = ( loop === LoopPingPong ); - } + if ( deltaTime === 0 ) { - // Time Scale Control + if ( loopCount === - 1 ) return time; - // set the time scale stopping any scheduled warping - // although .paused = true yields an effective time scale of zero, this - // method does *not* change .paused, because it would be confusing - setEffectiveTimeScale( timeScale ) { + return ( pingPong && ( loopCount & 1 ) === 1 ) ? duration - time : time; - this.timeScale = timeScale; - this._effectiveTimeScale = this.paused ? 0 : timeScale; + } - return this.stopWarping(); + if ( loop === LoopOnce ) { - } + if ( loopCount === - 1 ) { - // return the time scale considering warping and .paused - getEffectiveTimeScale() { + // just started - return this._effectiveTimeScale; + this._loopCount = 0; + this._setEndings( true, true, false ); - } + } - setDuration( duration ) { + handle_stop: { - this.timeScale = this._clip.duration / duration; + if ( time >= duration ) { - return this.stopWarping(); + time = duration; - } + } else if ( time < 0 ) { - syncWith( action ) { + time = 0; - this.time = action.time; - this.timeScale = action.timeScale; + } else { - return this.stopWarping(); + this.time = time; - } + break handle_stop; - halt( duration ) { + } - return this.warp( this._effectiveTimeScale, 0, duration ); + if ( this.clampWhenFinished ) this.paused = true; + else this.enabled = false; - } + this.time = time; - warp( startTimeScale, endTimeScale, duration ) { + this._mixer.dispatchEvent( { + type: 'finished', action: this, + direction: deltaTime < 0 ? - 1 : 1 + } ); - const mixer = this._mixer, - now = mixer.time, - timeScale = this.timeScale; + } - let interpolant = this._timeScaleInterpolant; + } else { // repetitive Repeat or PingPong - if ( interpolant === null ) { + if ( loopCount === - 1 ) { - interpolant = mixer._lendControlInterpolant(); - this._timeScaleInterpolant = interpolant; + // just started - } + if ( deltaTime >= 0 ) { - const times = interpolant.parameterPositions, - values = interpolant.sampleValues; + loopCount = 0; - times[ 0 ] = now; - times[ 1 ] = now + duration; + this._setEndings( true, this.repetitions === 0, pingPong ); - values[ 0 ] = startTimeScale / timeScale; - values[ 1 ] = endTimeScale / timeScale; + } else { - return this; + // when looping in reverse direction, the initial + // transition through zero counts as a repetition, + // so leave loopCount at -1 - } + this._setEndings( this.repetitions === 0, true, pingPong ); - stopWarping() { + } - const timeScaleInterpolant = this._timeScaleInterpolant; + } - if ( timeScaleInterpolant !== null ) { + if ( time >= duration || time < 0 ) { - this._timeScaleInterpolant = null; - this._mixer._takeBackControlInterpolant( timeScaleInterpolant ); + // wrap around - } + const loopDelta = Math.floor( time / duration ); // signed + time -= duration * loopDelta; - return this; + loopCount += Math.abs( loopDelta ); - } + const pending = this.repetitions - loopCount; - // Object Accessors + if ( pending <= 0 ) { - getMixer() { + // have to stop (switch state, clamp time, fire event) - return this._mixer; + if ( this.clampWhenFinished ) this.paused = true; + else this.enabled = false; - } + time = deltaTime > 0 ? duration : 0; - getClip() { + this.time = time; - return this._clip; + this._mixer.dispatchEvent( { + type: 'finished', action: this, + direction: deltaTime > 0 ? 1 : - 1 + } ); - } + } else { - getRoot() { + // keep running - return this._localRoot || this._mixer._root; + if ( pending === 1 ) { - } + // entering the last round - // Interna + const atStart = deltaTime < 0; + this._setEndings( atStart, ! atStart, pingPong ); - _update( time, deltaTime, timeDirection, accuIndex ) { + } else { - // called by the mixer + this._setEndings( false, false, pingPong ); - if ( ! this.enabled ) { + } - // call ._updateWeight() to update ._effectiveWeight + this._loopCount = loopCount; - this._updateWeight( time ); - return; + this.time = time; - } + this._mixer.dispatchEvent( { + type: 'loop', action: this, loopDelta: loopDelta + } ); - const startTime = this._startTime; + } - if ( startTime !== null ) { + } else { - // check for scheduled start of action + this.time = time; - const timeRunning = ( time - startTime ) * timeDirection; - if ( timeRunning < 0 || timeDirection === 0 ) { + } - return; // yet to come / don't decide when delta = 0 + if ( pingPong && ( loopCount & 1 ) === 1 ) { - } + // invert time for the "pong round" - // start + return duration - time; - this._startTime = null; // unschedule - deltaTime = timeDirection * timeRunning; + } } - // apply time scale and advance time + return time; - deltaTime *= this._updateTimeScale( time ); - const clipTime = this._updateTime( deltaTime ); + } - // note: _updateTime may disable the action resulting in - // an effective weight of 0 + _setEndings( atStart, atEnd, pingPong ) { - const weight = this._updateWeight( time ); + const settings = this._interpolantSettings; - if ( weight > 0 ) { + if ( pingPong ) { - const interpolants = this._interpolants; - const propertyMixers = this._propertyBindings; + settings.endingStart = ZeroSlopeEnding; + settings.endingEnd = ZeroSlopeEnding; - switch ( this.blendMode ) { + } else { - case AdditiveAnimationBlendMode: + // assuming for LoopOnce atStart == atEnd == true - for ( let j = 0, m = interpolants.length; j !== m; ++ j ) { + if ( atStart ) { - interpolants[ j ].evaluate( clipTime ); - propertyMixers[ j ].accumulateAdditive( weight ); + settings.endingStart = this.zeroSlopeAtStart ? ZeroSlopeEnding : ZeroCurvatureEnding; - } + } else { - break; + settings.endingStart = WrapAroundEnding; - case NormalAnimationBlendMode: - default: + } - for ( let j = 0, m = interpolants.length; j !== m; ++ j ) { + if ( atEnd ) { - interpolants[ j ].evaluate( clipTime ); - propertyMixers[ j ].accumulate( accuIndex, weight ); + settings.endingEnd = this.zeroSlopeAtEnd ? ZeroSlopeEnding : ZeroCurvatureEnding; - } + } else { + + settings.endingEnd = WrapAroundEnding; } @@ -45206,1781 +44953,1786 @@ class AnimationAction { } - _updateWeight( time ) { + _scheduleFading( duration, weightNow, weightThen ) { - let weight = 0; + const mixer = this._mixer, now = mixer.time; + let interpolant = this._weightInterpolant; - if ( this.enabled ) { + if ( interpolant === null ) { - weight = this.weight; - const interpolant = this._weightInterpolant; + interpolant = mixer._lendControlInterpolant(); + this._weightInterpolant = interpolant; - if ( interpolant !== null ) { + } - const interpolantValue = interpolant.evaluate( time )[ 0 ]; + const times = interpolant.parameterPositions, + values = interpolant.sampleValues; - weight *= interpolantValue; + times[ 0 ] = now; + values[ 0 ] = weightNow; + times[ 1 ] = now + duration; + values[ 1 ] = weightThen; - if ( time > interpolant.parameterPositions[ 1 ] ) { + return this; - this.stopFading(); + } - if ( interpolantValue === 0 ) { +} - // faded out, disable - this.enabled = false; +class AnimationMixer extends EventDispatcher { - } + constructor( root ) { - } + super(); - } + this._root = root; + this._initMemoryManager(); + this._accuIndex = 0; + this.time = 0; + this.timeScale = 1.0; - } + } - this._effectiveWeight = weight; - return weight; + _bindAction( action, prototypeAction ) { - } + const root = action._localRoot || this._root, + tracks = action._clip.tracks, + nTracks = tracks.length, + bindings = action._propertyBindings, + interpolants = action._interpolants, + rootUuid = root.uuid, + bindingsByRoot = this._bindingsByRootAndName; - _updateTimeScale( time ) { + let bindingsByName = bindingsByRoot[ rootUuid ]; - let timeScale = 0; + if ( bindingsByName === undefined ) { - if ( ! this.paused ) { + bindingsByName = {}; + bindingsByRoot[ rootUuid ] = bindingsByName; - timeScale = this.timeScale; + } - const interpolant = this._timeScaleInterpolant; + for ( let i = 0; i !== nTracks; ++ i ) { - if ( interpolant !== null ) { + const track = tracks[ i ], + trackName = track.name; - const interpolantValue = interpolant.evaluate( time )[ 0 ]; + let binding = bindingsByName[ trackName ]; - timeScale *= interpolantValue; + if ( binding !== undefined ) { - if ( time > interpolant.parameterPositions[ 1 ] ) { + bindings[ i ] = binding; - this.stopWarping(); + } else { - if ( timeScale === 0 ) { + binding = bindings[ i ]; - // motion has halted, pause - this.paused = true; + if ( binding !== undefined ) { - } else { + // existing binding, make sure the cache knows - // warp done - apply final time scale - this.timeScale = timeScale; + if ( binding._cacheIndex === null ) { + + ++ binding.referenceCount; + this._addInactiveBinding( binding, rootUuid, trackName ); } + continue; + } + const path = prototypeAction && prototypeAction. + _propertyBindings[ i ].binding.parsedPath; + + binding = new PropertyMixer( + PropertyBinding.create( root, trackName, path ), + track.ValueTypeName, track.getValueSize() ); + + ++ binding.referenceCount; + this._addInactiveBinding( binding, rootUuid, trackName ); + + bindings[ i ] = binding; + } + interpolants[ i ].resultBuffer = binding.buffer; + } - this._effectiveTimeScale = timeScale; - return timeScale; - } - _updateTime( deltaTime ) { - - const duration = this._clip.duration; - const loop = this.loop; + _activateAction( action ) { - let time = this.time + deltaTime; - let loopCount = this._loopCount; + if ( ! this._isActiveAction( action ) ) { - const pingPong = ( loop === LoopPingPong ); + if ( action._cacheIndex === null ) { - if ( deltaTime === 0 ) { + // this action has been forgotten by the cache, but the user + // appears to be still using it -> rebind - if ( loopCount === - 1 ) return time; + const rootUuid = ( action._localRoot || this._root ).uuid, + clipUuid = action._clip.uuid, + actionsForClip = this._actionsByClip[ clipUuid ]; - return ( pingPong && ( loopCount & 1 ) === 1 ) ? duration - time : time; + this._bindAction( action, + actionsForClip && actionsForClip.knownActions[ 0 ] ); - } + this._addInactiveAction( action, clipUuid, rootUuid ); - if ( loop === LoopOnce ) { + } - if ( loopCount === - 1 ) { + const bindings = action._propertyBindings; - // just started + // increment reference counts / sort out state + for ( let i = 0, n = bindings.length; i !== n; ++ i ) { - this._loopCount = 0; - this._setEndings( true, true, false ); + const binding = bindings[ i ]; - } + if ( binding.useCount ++ === 0 ) { - handle_stop: { + this._lendBinding( binding ); + binding.saveOriginalState(); - if ( time >= duration ) { + } - time = duration; + } - } else if ( time < 0 ) { + this._lendAction( action ); - time = 0; + } - } else { + } - this.time = time; + _deactivateAction( action ) { - break handle_stop; + if ( this._isActiveAction( action ) ) { - } + const bindings = action._propertyBindings; - if ( this.clampWhenFinished ) this.paused = true; - else this.enabled = false; + // decrement reference counts / sort out state + for ( let i = 0, n = bindings.length; i !== n; ++ i ) { - this.time = time; + const binding = bindings[ i ]; - this._mixer.dispatchEvent( { - type: 'finished', action: this, - direction: deltaTime < 0 ? - 1 : 1 - } ); + if ( -- binding.useCount === 0 ) { - } + binding.restoreOriginalState(); + this._takeBackBinding( binding ); - } else { // repetitive Repeat or PingPong + } - if ( loopCount === - 1 ) { + } - // just started + this._takeBackAction( action ); - if ( deltaTime >= 0 ) { + } - loopCount = 0; + } - this._setEndings( true, this.repetitions === 0, pingPong ); + // Memory manager - } else { + _initMemoryManager() { - // when looping in reverse direction, the initial - // transition through zero counts as a repetition, - // so leave loopCount at -1 + this._actions = []; // 'nActiveActions' followed by inactive ones + this._nActiveActions = 0; - this._setEndings( this.repetitions === 0, true, pingPong ); + this._actionsByClip = {}; + // inside: + // { + // knownActions: Array< AnimationAction > - used as prototypes + // actionByRoot: AnimationAction - lookup + // } - } - } + this._bindings = []; // 'nActiveBindings' followed by inactive ones + this._nActiveBindings = 0; - if ( time >= duration || time < 0 ) { + this._bindingsByRootAndName = {}; // inside: Map< name, PropertyMixer > - // wrap around - const loopDelta = Math.floor( time / duration ); // signed - time -= duration * loopDelta; + this._controlInterpolants = []; // same game as above + this._nActiveControlInterpolants = 0; - loopCount += Math.abs( loopDelta ); + const scope = this; - const pending = this.repetitions - loopCount; + this.stats = { - if ( pending <= 0 ) { + actions: { + get total() { - // have to stop (switch state, clamp time, fire event) + return scope._actions.length; - if ( this.clampWhenFinished ) this.paused = true; - else this.enabled = false; + }, + get inUse() { - time = deltaTime > 0 ? duration : 0; + return scope._nActiveActions; - this.time = time; + } + }, + bindings: { + get total() { - this._mixer.dispatchEvent( { - type: 'finished', action: this, - direction: deltaTime > 0 ? 1 : - 1 - } ); + return scope._bindings.length; - } else { + }, + get inUse() { - // keep running + return scope._nActiveBindings; - if ( pending === 1 ) { + } + }, + controlInterpolants: { + get total() { - // entering the last round + return scope._controlInterpolants.length; - const atStart = deltaTime < 0; - this._setEndings( atStart, ! atStart, pingPong ); + }, + get inUse() { - } else { + return scope._nActiveControlInterpolants; - this._setEndings( false, false, pingPong ); + } + } - } + }; - this._loopCount = loopCount; + } - this.time = time; + // Memory management for AnimationAction objects - this._mixer.dispatchEvent( { - type: 'loop', action: this, loopDelta: loopDelta - } ); + _isActiveAction( action ) { - } + const index = action._cacheIndex; + return index !== null && index < this._nActiveActions; - } else { + } - this.time = time; + _addInactiveAction( action, clipUuid, rootUuid ) { - } + const actions = this._actions, + actionsByClip = this._actionsByClip; - if ( pingPong && ( loopCount & 1 ) === 1 ) { + let actionsForClip = actionsByClip[ clipUuid ]; - // invert time for the "pong round" + if ( actionsForClip === undefined ) { - return duration - time; + actionsForClip = { - } + knownActions: [ action ], + actionByRoot: {} - } + }; - return time; + action._byClipCacheIndex = 0; - } + actionsByClip[ clipUuid ] = actionsForClip; - _setEndings( atStart, atEnd, pingPong ) { + } else { - const settings = this._interpolantSettings; + const knownActions = actionsForClip.knownActions; - if ( pingPong ) { + action._byClipCacheIndex = knownActions.length; + knownActions.push( action ); - settings.endingStart = ZeroSlopeEnding; - settings.endingEnd = ZeroSlopeEnding; + } - } else { + action._cacheIndex = actions.length; + actions.push( action ); - // assuming for LoopOnce atStart == atEnd == true + actionsForClip.actionByRoot[ rootUuid ] = action; - if ( atStart ) { + } - settings.endingStart = this.zeroSlopeAtStart ? ZeroSlopeEnding : ZeroCurvatureEnding; + _removeInactiveAction( action ) { - } else { + const actions = this._actions, + lastInactiveAction = actions[ actions.length - 1 ], + cacheIndex = action._cacheIndex; - settings.endingStart = WrapAroundEnding; + lastInactiveAction._cacheIndex = cacheIndex; + actions[ cacheIndex ] = lastInactiveAction; + actions.pop(); - } + action._cacheIndex = null; - if ( atEnd ) { - settings.endingEnd = this.zeroSlopeAtEnd ? ZeroSlopeEnding : ZeroCurvatureEnding; + const clipUuid = action._clip.uuid, + actionsByClip = this._actionsByClip, + actionsForClip = actionsByClip[ clipUuid ], + knownActionsForClip = actionsForClip.knownActions, - } else { + lastKnownAction = + knownActionsForClip[ knownActionsForClip.length - 1 ], - settings.endingEnd = WrapAroundEnding; + byClipCacheIndex = action._byClipCacheIndex; - } + lastKnownAction._byClipCacheIndex = byClipCacheIndex; + knownActionsForClip[ byClipCacheIndex ] = lastKnownAction; + knownActionsForClip.pop(); - } + action._byClipCacheIndex = null; - } - _scheduleFading( duration, weightNow, weightThen ) { + const actionByRoot = actionsForClip.actionByRoot, + rootUuid = ( action._localRoot || this._root ).uuid; - const mixer = this._mixer, now = mixer.time; - let interpolant = this._weightInterpolant; + delete actionByRoot[ rootUuid ]; - if ( interpolant === null ) { + if ( knownActionsForClip.length === 0 ) { - interpolant = mixer._lendControlInterpolant(); - this._weightInterpolant = interpolant; + delete actionsByClip[ clipUuid ]; } - const times = interpolant.parameterPositions, - values = interpolant.sampleValues; + this._removeInactiveBindingsForAction( action ); - times[ 0 ] = now; - values[ 0 ] = weightNow; - times[ 1 ] = now + duration; - values[ 1 ] = weightThen; + } + + _removeInactiveBindingsForAction( action ) { - return this; + const bindings = action._propertyBindings; - } + for ( let i = 0, n = bindings.length; i !== n; ++ i ) { -} + const binding = bindings[ i ]; -class AnimationMixer extends EventDispatcher { + if ( -- binding.referenceCount === 0 ) { - constructor( root ) { + this._removeInactiveBinding( binding ); - super(); + } - this._root = root; - this._initMemoryManager(); - this._accuIndex = 0; - this.time = 0; - this.timeScale = 1.0; + } } - _bindAction( action, prototypeAction ) { + _lendAction( action ) { - const root = action._localRoot || this._root, - tracks = action._clip.tracks, - nTracks = tracks.length, - bindings = action._propertyBindings, - interpolants = action._interpolants, - rootUuid = root.uuid, - bindingsByRoot = this._bindingsByRootAndName; + // [ active actions | inactive actions ] + // [ active actions >| inactive actions ] + // s a + // <-swap-> + // a s - let bindingsByName = bindingsByRoot[ rootUuid ]; + const actions = this._actions, + prevIndex = action._cacheIndex, - if ( bindingsByName === undefined ) { + lastActiveIndex = this._nActiveActions ++, - bindingsByName = {}; - bindingsByRoot[ rootUuid ] = bindingsByName; + firstInactiveAction = actions[ lastActiveIndex ]; - } + action._cacheIndex = lastActiveIndex; + actions[ lastActiveIndex ] = action; - for ( let i = 0; i !== nTracks; ++ i ) { + firstInactiveAction._cacheIndex = prevIndex; + actions[ prevIndex ] = firstInactiveAction; - const track = tracks[ i ], - trackName = track.name; + } - let binding = bindingsByName[ trackName ]; + _takeBackAction( action ) { - if ( binding !== undefined ) { + // [ active actions | inactive actions ] + // [ active actions |< inactive actions ] + // a s + // <-swap-> + // s a - bindings[ i ] = binding; + const actions = this._actions, + prevIndex = action._cacheIndex, - } else { + firstInactiveIndex = -- this._nActiveActions, - binding = bindings[ i ]; + lastActiveAction = actions[ firstInactiveIndex ]; - if ( binding !== undefined ) { + action._cacheIndex = firstInactiveIndex; + actions[ firstInactiveIndex ] = action; - // existing binding, make sure the cache knows + lastActiveAction._cacheIndex = prevIndex; + actions[ prevIndex ] = lastActiveAction; - if ( binding._cacheIndex === null ) { + } - ++ binding.referenceCount; - this._addInactiveBinding( binding, rootUuid, trackName ); + // Memory management for PropertyMixer objects - } + _addInactiveBinding( binding, rootUuid, trackName ) { - continue; + const bindingsByRoot = this._bindingsByRootAndName, + bindings = this._bindings; - } + let bindingByName = bindingsByRoot[ rootUuid ]; - const path = prototypeAction && prototypeAction. - _propertyBindings[ i ].binding.parsedPath; + if ( bindingByName === undefined ) { - binding = new PropertyMixer( - PropertyBinding.create( root, trackName, path ), - track.ValueTypeName, track.getValueSize() ); + bindingByName = {}; + bindingsByRoot[ rootUuid ] = bindingByName; - ++ binding.referenceCount; - this._addInactiveBinding( binding, rootUuid, trackName ); + } - bindings[ i ] = binding; + bindingByName[ trackName ] = binding; - } + binding._cacheIndex = bindings.length; + bindings.push( binding ); - interpolants[ i ].resultBuffer = binding.buffer; + } - } + _removeInactiveBinding( binding ) { - } + const bindings = this._bindings, + propBinding = binding.binding, + rootUuid = propBinding.rootNode.uuid, + trackName = propBinding.path, + bindingsByRoot = this._bindingsByRootAndName, + bindingByName = bindingsByRoot[ rootUuid ], - _activateAction( action ) { + lastInactiveBinding = bindings[ bindings.length - 1 ], + cacheIndex = binding._cacheIndex; - if ( ! this._isActiveAction( action ) ) { + lastInactiveBinding._cacheIndex = cacheIndex; + bindings[ cacheIndex ] = lastInactiveBinding; + bindings.pop(); - if ( action._cacheIndex === null ) { + delete bindingByName[ trackName ]; - // this action has been forgotten by the cache, but the user - // appears to be still using it -> rebind + if ( Object.keys( bindingByName ).length === 0 ) { - const rootUuid = ( action._localRoot || this._root ).uuid, - clipUuid = action._clip.uuid, - actionsForClip = this._actionsByClip[ clipUuid ]; + delete bindingsByRoot[ rootUuid ]; - this._bindAction( action, - actionsForClip && actionsForClip.knownActions[ 0 ] ); + } - this._addInactiveAction( action, clipUuid, rootUuid ); + } - } + _lendBinding( binding ) { - const bindings = action._propertyBindings; + const bindings = this._bindings, + prevIndex = binding._cacheIndex, - // increment reference counts / sort out state - for ( let i = 0, n = bindings.length; i !== n; ++ i ) { + lastActiveIndex = this._nActiveBindings ++, - const binding = bindings[ i ]; + firstInactiveBinding = bindings[ lastActiveIndex ]; - if ( binding.useCount ++ === 0 ) { + binding._cacheIndex = lastActiveIndex; + bindings[ lastActiveIndex ] = binding; - this._lendBinding( binding ); - binding.saveOriginalState(); + firstInactiveBinding._cacheIndex = prevIndex; + bindings[ prevIndex ] = firstInactiveBinding; - } + } - } + _takeBackBinding( binding ) { - this._lendAction( action ); + const bindings = this._bindings, + prevIndex = binding._cacheIndex, - } + firstInactiveIndex = -- this._nActiveBindings, - } + lastActiveBinding = bindings[ firstInactiveIndex ]; - _deactivateAction( action ) { + binding._cacheIndex = firstInactiveIndex; + bindings[ firstInactiveIndex ] = binding; - if ( this._isActiveAction( action ) ) { + lastActiveBinding._cacheIndex = prevIndex; + bindings[ prevIndex ] = lastActiveBinding; - const bindings = action._propertyBindings; + } - // decrement reference counts / sort out state - for ( let i = 0, n = bindings.length; i !== n; ++ i ) { - const binding = bindings[ i ]; + // Memory management of Interpolants for weight and time scale - if ( -- binding.useCount === 0 ) { + _lendControlInterpolant() { - binding.restoreOriginalState(); - this._takeBackBinding( binding ); + const interpolants = this._controlInterpolants, + lastActiveIndex = this._nActiveControlInterpolants ++; - } + let interpolant = interpolants[ lastActiveIndex ]; - } + if ( interpolant === undefined ) { - this._takeBackAction( action ); + interpolant = new LinearInterpolant( + new Float32Array( 2 ), new Float32Array( 2 ), + 1, this._controlInterpolantsResultBuffer ); - } + interpolant.__cacheIndex = lastActiveIndex; + interpolants[ lastActiveIndex ] = interpolant; - } + } - // Memory manager + return interpolant; - _initMemoryManager() { + } - this._actions = []; // 'nActiveActions' followed by inactive ones - this._nActiveActions = 0; + _takeBackControlInterpolant( interpolant ) { - this._actionsByClip = {}; - // inside: - // { - // knownActions: Array< AnimationAction > - used as prototypes - // actionByRoot: AnimationAction - lookup - // } + const interpolants = this._controlInterpolants, + prevIndex = interpolant.__cacheIndex, + firstInactiveIndex = -- this._nActiveControlInterpolants, - this._bindings = []; // 'nActiveBindings' followed by inactive ones - this._nActiveBindings = 0; + lastActiveInterpolant = interpolants[ firstInactiveIndex ]; - this._bindingsByRootAndName = {}; // inside: Map< name, PropertyMixer > + interpolant.__cacheIndex = firstInactiveIndex; + interpolants[ firstInactiveIndex ] = interpolant; + lastActiveInterpolant.__cacheIndex = prevIndex; + interpolants[ prevIndex ] = lastActiveInterpolant; - this._controlInterpolants = []; // same game as above - this._nActiveControlInterpolants = 0; + } - const scope = this; + // return an action for a clip optionally using a custom root target + // object (this method allocates a lot of dynamic memory in case a + // previously unknown clip/root combination is specified) + clipAction( clip, optionalRoot, blendMode ) { - this.stats = { + const root = optionalRoot || this._root, + rootUuid = root.uuid; - actions: { - get total() { + let clipObject = typeof clip === 'string' ? AnimationClip.findByName( root, clip ) : clip; - return scope._actions.length; + const clipUuid = clipObject !== null ? clipObject.uuid : clip; - }, - get inUse() { + const actionsForClip = this._actionsByClip[ clipUuid ]; + let prototypeAction = null; - return scope._nActiveActions; + if ( blendMode === undefined ) { - } - }, - bindings: { - get total() { + if ( clipObject !== null ) { - return scope._bindings.length; + blendMode = clipObject.blendMode; - }, - get inUse() { + } else { - return scope._nActiveBindings; + blendMode = NormalAnimationBlendMode; - } - }, - controlInterpolants: { - get total() { + } - return scope._controlInterpolants.length; + } - }, - get inUse() { + if ( actionsForClip !== undefined ) { - return scope._nActiveControlInterpolants; + const existingAction = actionsForClip.actionByRoot[ rootUuid ]; - } - } + if ( existingAction !== undefined && existingAction.blendMode === blendMode ) { - }; + return existingAction; - } + } - // Memory management for AnimationAction objects + // we know the clip, so we don't have to parse all + // the bindings again but can just copy + prototypeAction = actionsForClip.knownActions[ 0 ]; - _isActiveAction( action ) { + // also, take the clip from the prototype action + if ( clipObject === null ) + clipObject = prototypeAction._clip; - const index = action._cacheIndex; - return index !== null && index < this._nActiveActions; + } - } + // clip must be known when specified via string + if ( clipObject === null ) return null; - _addInactiveAction( action, clipUuid, rootUuid ) { + // allocate all resources required to run it + const newAction = new AnimationAction( this, clipObject, optionalRoot, blendMode ); - const actions = this._actions, - actionsByClip = this._actionsByClip; + this._bindAction( newAction, prototypeAction ); - let actionsForClip = actionsByClip[ clipUuid ]; + // and make the action known to the memory manager + this._addInactiveAction( newAction, clipUuid, rootUuid ); - if ( actionsForClip === undefined ) { + return newAction; - actionsForClip = { + } - knownActions: [ action ], - actionByRoot: {} + // get an existing action + existingAction( clip, optionalRoot ) { - }; + const root = optionalRoot || this._root, + rootUuid = root.uuid, - action._byClipCacheIndex = 0; + clipObject = typeof clip === 'string' ? + AnimationClip.findByName( root, clip ) : clip, - actionsByClip[ clipUuid ] = actionsForClip; + clipUuid = clipObject ? clipObject.uuid : clip, - } else { + actionsForClip = this._actionsByClip[ clipUuid ]; - const knownActions = actionsForClip.knownActions; + if ( actionsForClip !== undefined ) { - action._byClipCacheIndex = knownActions.length; - knownActions.push( action ); + return actionsForClip.actionByRoot[ rootUuid ] || null; } - action._cacheIndex = actions.length; - actions.push( action ); - - actionsForClip.actionByRoot[ rootUuid ] = action; + return null; } - _removeInactiveAction( action ) { + // deactivates all previously scheduled actions + stopAllAction() { const actions = this._actions, - lastInactiveAction = actions[ actions.length - 1 ], - cacheIndex = action._cacheIndex; + nActions = this._nActiveActions; - lastInactiveAction._cacheIndex = cacheIndex; - actions[ cacheIndex ] = lastInactiveAction; - actions.pop(); + for ( let i = nActions - 1; i >= 0; -- i ) { - action._cacheIndex = null; + actions[ i ].stop(); + } - const clipUuid = action._clip.uuid, - actionsByClip = this._actionsByClip, - actionsForClip = actionsByClip[ clipUuid ], - knownActionsForClip = actionsForClip.knownActions, + return this; - lastKnownAction = - knownActionsForClip[ knownActionsForClip.length - 1 ], + } - byClipCacheIndex = action._byClipCacheIndex; + // advance the time and update apply the animation + update( deltaTime ) { - lastKnownAction._byClipCacheIndex = byClipCacheIndex; - knownActionsForClip[ byClipCacheIndex ] = lastKnownAction; - knownActionsForClip.pop(); + deltaTime *= this.timeScale; - action._byClipCacheIndex = null; + const actions = this._actions, + nActions = this._nActiveActions, + time = this.time += deltaTime, + timeDirection = Math.sign( deltaTime ), - const actionByRoot = actionsForClip.actionByRoot, - rootUuid = ( action._localRoot || this._root ).uuid; + accuIndex = this._accuIndex ^= 1; - delete actionByRoot[ rootUuid ]; + // run active actions - if ( knownActionsForClip.length === 0 ) { + for ( let i = 0; i !== nActions; ++ i ) { - delete actionsByClip[ clipUuid ]; + const action = actions[ i ]; + + action._update( time, deltaTime, timeDirection, accuIndex ); } - this._removeInactiveBindingsForAction( action ); + // update scene graph - } + const bindings = this._bindings, + nBindings = this._nActiveBindings; - _removeInactiveBindingsForAction( action ) { + for ( let i = 0; i !== nBindings; ++ i ) { - const bindings = action._propertyBindings; + bindings[ i ].apply( accuIndex ); - for ( let i = 0, n = bindings.length; i !== n; ++ i ) { + } - const binding = bindings[ i ]; + return this; - if ( -- binding.referenceCount === 0 ) { + } - this._removeInactiveBinding( binding ); + // Allows you to seek to a specific time in an animation. + setTime( timeInSeconds ) { - } + this.time = 0; // Zero out time attribute for AnimationMixer object; + for ( let i = 0; i < this._actions.length; i ++ ) { + + this._actions[ i ].time = 0; // Zero out time attribute for all associated AnimationAction objects. } - } + return this.update( timeInSeconds ); // Update used to set exact time. Returns "this" AnimationMixer object. - _lendAction( action ) { + } - // [ active actions | inactive actions ] - // [ active actions >| inactive actions ] - // s a - // <-swap-> - // a s + // return this mixer's root target object + getRoot() { - const actions = this._actions, - prevIndex = action._cacheIndex, + return this._root; - lastActiveIndex = this._nActiveActions ++, + } - firstInactiveAction = actions[ lastActiveIndex ]; + // free all resources specific to a particular clip + uncacheClip( clip ) { - action._cacheIndex = lastActiveIndex; - actions[ lastActiveIndex ] = action; + const actions = this._actions, + clipUuid = clip.uuid, + actionsByClip = this._actionsByClip, + actionsForClip = actionsByClip[ clipUuid ]; - firstInactiveAction._cacheIndex = prevIndex; - actions[ prevIndex ] = firstInactiveAction; + if ( actionsForClip !== undefined ) { - } + // note: just calling _removeInactiveAction would mess up the + // iteration state and also require updating the state we can + // just throw away - _takeBackAction( action ) { + const actionsToRemove = actionsForClip.knownActions; - // [ active actions | inactive actions ] - // [ active actions |< inactive actions ] - // a s - // <-swap-> - // s a + for ( let i = 0, n = actionsToRemove.length; i !== n; ++ i ) { - const actions = this._actions, - prevIndex = action._cacheIndex, + const action = actionsToRemove[ i ]; - firstInactiveIndex = -- this._nActiveActions, + this._deactivateAction( action ); - lastActiveAction = actions[ firstInactiveIndex ]; + const cacheIndex = action._cacheIndex, + lastInactiveAction = actions[ actions.length - 1 ]; - action._cacheIndex = firstInactiveIndex; - actions[ firstInactiveIndex ] = action; + action._cacheIndex = null; + action._byClipCacheIndex = null; - lastActiveAction._cacheIndex = prevIndex; - actions[ prevIndex ] = lastActiveAction; + lastInactiveAction._cacheIndex = cacheIndex; + actions[ cacheIndex ] = lastInactiveAction; + actions.pop(); - } + this._removeInactiveBindingsForAction( action ); - // Memory management for PropertyMixer objects + } - _addInactiveBinding( binding, rootUuid, trackName ) { + delete actionsByClip[ clipUuid ]; - const bindingsByRoot = this._bindingsByRootAndName, - bindings = this._bindings; + } - let bindingByName = bindingsByRoot[ rootUuid ]; + } - if ( bindingByName === undefined ) { + // free all resources specific to a particular root target object + uncacheRoot( root ) { - bindingByName = {}; - bindingsByRoot[ rootUuid ] = bindingByName; + const rootUuid = root.uuid, + actionsByClip = this._actionsByClip; - } + for ( const clipUuid in actionsByClip ) { - bindingByName[ trackName ] = binding; + const actionByRoot = actionsByClip[ clipUuid ].actionByRoot, + action = actionByRoot[ rootUuid ]; - binding._cacheIndex = bindings.length; - bindings.push( binding ); + if ( action !== undefined ) { - } + this._deactivateAction( action ); + this._removeInactiveAction( action ); - _removeInactiveBinding( binding ) { + } - const bindings = this._bindings, - propBinding = binding.binding, - rootUuid = propBinding.rootNode.uuid, - trackName = propBinding.path, - bindingsByRoot = this._bindingsByRootAndName, - bindingByName = bindingsByRoot[ rootUuid ], + } - lastInactiveBinding = bindings[ bindings.length - 1 ], - cacheIndex = binding._cacheIndex; + const bindingsByRoot = this._bindingsByRootAndName, + bindingByName = bindingsByRoot[ rootUuid ]; - lastInactiveBinding._cacheIndex = cacheIndex; - bindings[ cacheIndex ] = lastInactiveBinding; - bindings.pop(); + if ( bindingByName !== undefined ) { - delete bindingByName[ trackName ]; + for ( const trackName in bindingByName ) { - if ( Object.keys( bindingByName ).length === 0 ) { + const binding = bindingByName[ trackName ]; + binding.restoreOriginalState(); + this._removeInactiveBinding( binding ); - delete bindingsByRoot[ rootUuid ]; + } } } - _lendBinding( binding ) { - - const bindings = this._bindings, - prevIndex = binding._cacheIndex, - - lastActiveIndex = this._nActiveBindings ++, + // remove a targeted clip from the cache + uncacheAction( clip, optionalRoot ) { - firstInactiveBinding = bindings[ lastActiveIndex ]; + const action = this.existingAction( clip, optionalRoot ); - binding._cacheIndex = lastActiveIndex; - bindings[ lastActiveIndex ] = binding; + if ( action !== null ) { - firstInactiveBinding._cacheIndex = prevIndex; - bindings[ prevIndex ] = firstInactiveBinding; + this._deactivateAction( action ); + this._removeInactiveAction( action ); + + } } - _takeBackBinding( binding ) { +} - const bindings = this._bindings, - prevIndex = binding._cacheIndex, +AnimationMixer.prototype._controlInterpolantsResultBuffer = new Float32Array( 1 ); - firstInactiveIndex = -- this._nActiveBindings, +class Uniform { - lastActiveBinding = bindings[ firstInactiveIndex ]; + constructor( value ) { - binding._cacheIndex = firstInactiveIndex; - bindings[ firstInactiveIndex ] = binding; + if ( typeof value === 'string' ) { - lastActiveBinding._cacheIndex = prevIndex; - bindings[ prevIndex ] = lastActiveBinding; + console.warn( 'THREE.Uniform: Type parameter is no longer needed.' ); + value = arguments[ 1 ]; - } + } + this.value = value; - // Memory management of Interpolants for weight and time scale + } - _lendControlInterpolant() { + clone() { - const interpolants = this._controlInterpolants, - lastActiveIndex = this._nActiveControlInterpolants ++; + return new Uniform( this.value.clone === undefined ? this.value : this.value.clone() ); - let interpolant = interpolants[ lastActiveIndex ]; + } - if ( interpolant === undefined ) { +} - interpolant = new LinearInterpolant( - new Float32Array( 2 ), new Float32Array( 2 ), - 1, this._controlInterpolantsResultBuffer ); +class InstancedInterleavedBuffer extends InterleavedBuffer { - interpolant.__cacheIndex = lastActiveIndex; - interpolants[ lastActiveIndex ] = interpolant; + constructor( array, stride, meshPerAttribute = 1 ) { - } + super( array, stride ); - return interpolant; + this.meshPerAttribute = meshPerAttribute; } - _takeBackControlInterpolant( interpolant ) { - - const interpolants = this._controlInterpolants, - prevIndex = interpolant.__cacheIndex, - - firstInactiveIndex = -- this._nActiveControlInterpolants, + copy( source ) { - lastActiveInterpolant = interpolants[ firstInactiveIndex ]; + super.copy( source ); - interpolant.__cacheIndex = firstInactiveIndex; - interpolants[ firstInactiveIndex ] = interpolant; + this.meshPerAttribute = source.meshPerAttribute; - lastActiveInterpolant.__cacheIndex = prevIndex; - interpolants[ prevIndex ] = lastActiveInterpolant; + return this; } - // return an action for a clip optionally using a custom root target - // object (this method allocates a lot of dynamic memory in case a - // previously unknown clip/root combination is specified) - clipAction( clip, optionalRoot, blendMode ) { + clone( data ) { - const root = optionalRoot || this._root, - rootUuid = root.uuid; + const ib = super.clone( data ); - let clipObject = typeof clip === 'string' ? AnimationClip.findByName( root, clip ) : clip; + ib.meshPerAttribute = this.meshPerAttribute; - const clipUuid = clipObject !== null ? clipObject.uuid : clip; + return ib; - const actionsForClip = this._actionsByClip[ clipUuid ]; - let prototypeAction = null; + } - if ( blendMode === undefined ) { + toJSON( data ) { - if ( clipObject !== null ) { + const json = super.toJSON( data ); - blendMode = clipObject.blendMode; + json.isInstancedInterleavedBuffer = true; + json.meshPerAttribute = this.meshPerAttribute; - } else { + return json; - blendMode = NormalAnimationBlendMode; + } - } +} - } +InstancedInterleavedBuffer.prototype.isInstancedInterleavedBuffer = true; - if ( actionsForClip !== undefined ) { +class GLBufferAttribute { - const existingAction = actionsForClip.actionByRoot[ rootUuid ]; + constructor( buffer, type, itemSize, elementSize, count ) { - if ( existingAction !== undefined && existingAction.blendMode === blendMode ) { + this.buffer = buffer; + this.type = type; + this.itemSize = itemSize; + this.elementSize = elementSize; + this.count = count; - return existingAction; + this.version = 0; - } + } - // we know the clip, so we don't have to parse all - // the bindings again but can just copy - prototypeAction = actionsForClip.knownActions[ 0 ]; + set needsUpdate( value ) { - // also, take the clip from the prototype action - if ( clipObject === null ) - clipObject = prototypeAction._clip; + if ( value === true ) this.version ++; - } + } - // clip must be known when specified via string - if ( clipObject === null ) return null; + setBuffer( buffer ) { - // allocate all resources required to run it - const newAction = new AnimationAction( this, clipObject, optionalRoot, blendMode ); + this.buffer = buffer; - this._bindAction( newAction, prototypeAction ); + return this; - // and make the action known to the memory manager - this._addInactiveAction( newAction, clipUuid, rootUuid ); + } - return newAction; + setType( type, elementSize ) { - } + this.type = type; + this.elementSize = elementSize; - // get an existing action - existingAction( clip, optionalRoot ) { + return this; - const root = optionalRoot || this._root, - rootUuid = root.uuid, + } - clipObject = typeof clip === 'string' ? - AnimationClip.findByName( root, clip ) : clip, + setItemSize( itemSize ) { - clipUuid = clipObject ? clipObject.uuid : clip, + this.itemSize = itemSize; - actionsForClip = this._actionsByClip[ clipUuid ]; + return this; - if ( actionsForClip !== undefined ) { + } - return actionsForClip.actionByRoot[ rootUuid ] || null; + setCount( count ) { - } + this.count = count; - return null; + return this; } - // deactivates all previously scheduled actions - stopAllAction() { +} - const actions = this._actions, - nActions = this._nActiveActions; +GLBufferAttribute.prototype.isGLBufferAttribute = true; - for ( let i = nActions - 1; i >= 0; -- i ) { +class Raycaster { - actions[ i ].stop(); + constructor( origin, direction, near = 0, far = Infinity ) { - } + this.ray = new Ray( origin, direction ); + // direction is assumed to be normalized (for accurate distance calculations) - return this; + this.near = near; + this.far = far; + this.camera = null; + this.layers = new Layers(); + + this.params = { + Mesh: {}, + Line: { threshold: 1 }, + LOD: {}, + Points: { threshold: 1 }, + Sprite: {} + }; } - // advance the time and update apply the animation - update( deltaTime ) { + set( origin, direction ) { - deltaTime *= this.timeScale; + // direction is assumed to be normalized (for accurate distance calculations) - const actions = this._actions, - nActions = this._nActiveActions, + this.ray.set( origin, direction ); - time = this.time += deltaTime, - timeDirection = Math.sign( deltaTime ), + } - accuIndex = this._accuIndex ^= 1; + setFromCamera( coords, camera ) { - // run active actions + if ( camera && camera.isPerspectiveCamera ) { - for ( let i = 0; i !== nActions; ++ i ) { + this.ray.origin.setFromMatrixPosition( camera.matrixWorld ); + this.ray.direction.set( coords.x, coords.y, 0.5 ).unproject( camera ).sub( this.ray.origin ).normalize(); + this.camera = camera; - const action = actions[ i ]; + } else if ( camera && camera.isOrthographicCamera ) { - action._update( time, deltaTime, timeDirection, accuIndex ); + this.ray.origin.set( coords.x, coords.y, ( camera.near + camera.far ) / ( camera.near - camera.far ) ).unproject( camera ); // set origin in plane of camera + this.ray.direction.set( 0, 0, - 1 ).transformDirection( camera.matrixWorld ); + this.camera = camera; - } + } else { - // update scene graph + console.error( 'THREE.Raycaster: Unsupported camera type: ' + camera.type ); - const bindings = this._bindings, - nBindings = this._nActiveBindings; + } - for ( let i = 0; i !== nBindings; ++ i ) { + } - bindings[ i ].apply( accuIndex ); + intersectObject( object, recursive = true, intersects = [] ) { - } + intersectObject( object, this, intersects, recursive ); - return this; + intersects.sort( ascSort ); + + return intersects; } - // Allows you to seek to a specific time in an animation. - setTime( timeInSeconds ) { + intersectObjects( objects, recursive = true, intersects = [] ) { - this.time = 0; // Zero out time attribute for AnimationMixer object; - for ( let i = 0; i < this._actions.length; i ++ ) { + for ( let i = 0, l = objects.length; i < l; i ++ ) { - this._actions[ i ].time = 0; // Zero out time attribute for all associated AnimationAction objects. + intersectObject( objects[ i ], this, intersects, recursive ); } - return this.update( timeInSeconds ); // Update used to set exact time. Returns "this" AnimationMixer object. - - } - - // return this mixer's root target object - getRoot() { + intersects.sort( ascSort ); - return this._root; + return intersects; } - // free all resources specific to a particular clip - uncacheClip( clip ) { - - const actions = this._actions, - clipUuid = clip.uuid, - actionsByClip = this._actionsByClip, - actionsForClip = actionsByClip[ clipUuid ]; - - if ( actionsForClip !== undefined ) { +} - // note: just calling _removeInactiveAction would mess up the - // iteration state and also require updating the state we can - // just throw away +function ascSort( a, b ) { - const actionsToRemove = actionsForClip.knownActions; + return a.distance - b.distance; - for ( let i = 0, n = actionsToRemove.length; i !== n; ++ i ) { +} - const action = actionsToRemove[ i ]; +function intersectObject( object, raycaster, intersects, recursive ) { - this._deactivateAction( action ); + if ( object.layers.test( raycaster.layers ) ) { - const cacheIndex = action._cacheIndex, - lastInactiveAction = actions[ actions.length - 1 ]; + object.raycast( raycaster, intersects ); - action._cacheIndex = null; - action._byClipCacheIndex = null; + } - lastInactiveAction._cacheIndex = cacheIndex; - actions[ cacheIndex ] = lastInactiveAction; - actions.pop(); + if ( recursive === true ) { - this._removeInactiveBindingsForAction( action ); + const children = object.children; - } + for ( let i = 0, l = children.length; i < l; i ++ ) { - delete actionsByClip[ clipUuid ]; + intersectObject( children[ i ], raycaster, intersects, true ); } } - // free all resources specific to a particular root target object - uncacheRoot( root ) { +} - const rootUuid = root.uuid, - actionsByClip = this._actionsByClip; +/** + * Ref: https://en.wikipedia.org/wiki/Spherical_coordinate_system + * + * The polar angle (phi) is measured from the positive y-axis. The positive y-axis is up. + * The azimuthal angle (theta) is measured from the positive z-axis. + */ - for ( const clipUuid in actionsByClip ) { +class Spherical { - const actionByRoot = actionsByClip[ clipUuid ].actionByRoot, - action = actionByRoot[ rootUuid ]; + constructor( radius = 1, phi = 0, theta = 0 ) { - if ( action !== undefined ) { + this.radius = radius; + this.phi = phi; // polar angle + this.theta = theta; // azimuthal angle - this._deactivateAction( action ); - this._removeInactiveAction( action ); + return this; - } + } - } + set( radius, phi, theta ) { - const bindingsByRoot = this._bindingsByRootAndName, - bindingByName = bindingsByRoot[ rootUuid ]; + this.radius = radius; + this.phi = phi; + this.theta = theta; - if ( bindingByName !== undefined ) { + return this; - for ( const trackName in bindingByName ) { + } - const binding = bindingByName[ trackName ]; - binding.restoreOriginalState(); - this._removeInactiveBinding( binding ); + copy( other ) { - } + this.radius = other.radius; + this.phi = other.phi; + this.theta = other.theta; - } + return this; } - // remove a targeted clip from the cache - uncacheAction( clip, optionalRoot ) { + // restrict phi to be betwee EPS and PI-EPS + makeSafe() { - const action = this.existingAction( clip, optionalRoot ); + const EPS = 0.000001; + this.phi = Math.max( EPS, Math.min( Math.PI - EPS, this.phi ) ); - if ( action !== null ) { + return this; - this._deactivateAction( action ); - this._removeInactiveAction( action ); + } - } + setFromVector3( v ) { + + return this.setFromCartesianCoords( v.x, v.y, v.z ); } -} + setFromCartesianCoords( x, y, z ) { -AnimationMixer.prototype._controlInterpolantsResultBuffer = new Float32Array( 1 ); + this.radius = Math.sqrt( x * x + y * y + z * z ); -class Uniform { + if ( this.radius === 0 ) { - constructor( value ) { + this.theta = 0; + this.phi = 0; - if ( typeof value === 'string' ) { + } else { - console.warn( 'THREE.Uniform: Type parameter is no longer needed.' ); - value = arguments[ 1 ]; + this.theta = Math.atan2( x, z ); + this.phi = Math.acos( clamp( y / this.radius, - 1, 1 ) ); } - this.value = value; + return this; } clone() { - return new Uniform( this.value.clone === undefined ? this.value : this.value.clone() ); + return new this.constructor().copy( this ); } } -class InstancedInterleavedBuffer extends InterleavedBuffer { +/** + * Ref: https://en.wikipedia.org/wiki/Cylindrical_coordinate_system + */ - constructor( array, stride, meshPerAttribute = 1 ) { +class Cylindrical { - super( array, stride ); + constructor( radius = 1, theta = 0, y = 0 ) { - this.meshPerAttribute = meshPerAttribute; + this.radius = radius; // distance from the origin to a point in the x-z plane + this.theta = theta; // counterclockwise angle in the x-z plane measured in radians from the positive z-axis + this.y = y; // height above the x-z plane - } + return this; - copy( source ) { + } - super.copy( source ); + set( radius, theta, y ) { - this.meshPerAttribute = source.meshPerAttribute; + this.radius = radius; + this.theta = theta; + this.y = y; return this; } - clone( data ) { - - const ib = super.clone( data ); + copy( other ) { - ib.meshPerAttribute = this.meshPerAttribute; + this.radius = other.radius; + this.theta = other.theta; + this.y = other.y; - return ib; + return this; } - toJSON( data ) { - - const json = super.toJSON( data ); - - json.isInstancedInterleavedBuffer = true; - json.meshPerAttribute = this.meshPerAttribute; + setFromVector3( v ) { - return json; + return this.setFromCartesianCoords( v.x, v.y, v.z ); } -} + setFromCartesianCoords( x, y, z ) { -InstancedInterleavedBuffer.prototype.isInstancedInterleavedBuffer = true; + this.radius = Math.sqrt( x * x + z * z ); + this.theta = Math.atan2( x, z ); + this.y = y; -class GLBufferAttribute { + return this; - constructor( buffer, type, itemSize, elementSize, count ) { + } - this.buffer = buffer; - this.type = type; - this.itemSize = itemSize; - this.elementSize = elementSize; - this.count = count; + clone() { - this.version = 0; + return new this.constructor().copy( this ); } - set needsUpdate( value ) { - - if ( value === true ) this.version ++; +} - } +const _vector$4 = /*@__PURE__*/ new Vector2(); - setBuffer( buffer ) { +class Box2 { - this.buffer = buffer; + constructor( min = new Vector2( + Infinity, + Infinity ), max = new Vector2( - Infinity, - Infinity ) ) { - return this; + this.min = min; + this.max = max; } - setType( type, elementSize ) { + set( min, max ) { - this.type = type; - this.elementSize = elementSize; + this.min.copy( min ); + this.max.copy( max ); return this; } - setItemSize( itemSize ) { - - this.itemSize = itemSize; + setFromPoints( points ) { - return this; + this.makeEmpty(); - } + for ( let i = 0, il = points.length; i < il; i ++ ) { - setCount( count ) { + this.expandByPoint( points[ i ] ); - this.count = count; + } return this; } -} - -GLBufferAttribute.prototype.isGLBufferAttribute = true; - -class Raycaster { - - constructor( origin, direction, near = 0, far = Infinity ) { - - this.ray = new Ray( origin, direction ); - // direction is assumed to be normalized (for accurate distance calculations) + setFromCenterAndSize( center, size ) { - this.near = near; - this.far = far; - this.camera = null; - this.layers = new Layers(); + const halfSize = _vector$4.copy( size ).multiplyScalar( 0.5 ); + this.min.copy( center ).sub( halfSize ); + this.max.copy( center ).add( halfSize ); - this.params = { - Mesh: {}, - Line: { threshold: 1 }, - LOD: {}, - Points: { threshold: 1 }, - Sprite: {} - }; + return this; } - set( origin, direction ) { - - // direction is assumed to be normalized (for accurate distance calculations) + clone() { - this.ray.set( origin, direction ); + return new this.constructor().copy( this ); } - setFromCamera( coords, camera ) { - - if ( camera && camera.isPerspectiveCamera ) { + copy( box ) { - this.ray.origin.setFromMatrixPosition( camera.matrixWorld ); - this.ray.direction.set( coords.x, coords.y, 0.5 ).unproject( camera ).sub( this.ray.origin ).normalize(); - this.camera = camera; + this.min.copy( box.min ); + this.max.copy( box.max ); - } else if ( camera && camera.isOrthographicCamera ) { + return this; - this.ray.origin.set( coords.x, coords.y, ( camera.near + camera.far ) / ( camera.near - camera.far ) ).unproject( camera ); // set origin in plane of camera - this.ray.direction.set( 0, 0, - 1 ).transformDirection( camera.matrixWorld ); - this.camera = camera; + } - } else { + makeEmpty() { - console.error( 'THREE.Raycaster: Unsupported camera type: ' + camera.type ); + this.min.x = this.min.y = + Infinity; + this.max.x = this.max.y = - Infinity; - } + return this; } - intersectObject( object, recursive = true, intersects = [] ) { - - intersectObject( object, this, intersects, recursive ); + isEmpty() { - intersects.sort( ascSort ); + // this is a more robust check for empty than ( volume <= 0 ) because volume can get positive with two negative axes - return intersects; + return ( this.max.x < this.min.x ) || ( this.max.y < this.min.y ); } - intersectObjects( objects, recursive = true, intersects = [] ) { - - for ( let i = 0, l = objects.length; i < l; i ++ ) { + getCenter( target ) { - intersectObject( objects[ i ], this, intersects, recursive ); + return this.isEmpty() ? target.set( 0, 0 ) : target.addVectors( this.min, this.max ).multiplyScalar( 0.5 ); - } + } - intersects.sort( ascSort ); + getSize( target ) { - return intersects; + return this.isEmpty() ? target.set( 0, 0 ) : target.subVectors( this.max, this.min ); } -} + expandByPoint( point ) { -function ascSort( a, b ) { + this.min.min( point ); + this.max.max( point ); - return a.distance - b.distance; + return this; -} + } -function intersectObject( object, raycaster, intersects, recursive ) { + expandByVector( vector ) { - if ( object.layers.test( raycaster.layers ) ) { + this.min.sub( vector ); + this.max.add( vector ); - object.raycast( raycaster, intersects ); + return this; } - if ( recursive === true ) { + expandByScalar( scalar ) { - const children = object.children; + this.min.addScalar( - scalar ); + this.max.addScalar( scalar ); - for ( let i = 0, l = children.length; i < l; i ++ ) { + return this; - intersectObject( children[ i ], raycaster, intersects, true ); + } - } + containsPoint( point ) { + + return point.x < this.min.x || point.x > this.max.x || + point.y < this.min.y || point.y > this.max.y ? false : true; } -} + containsBox( box ) { -/** - * Ref: https://en.wikipedia.org/wiki/Spherical_coordinate_system - * - * The polar angle (phi) is measured from the positive y-axis. The positive y-axis is up. - * The azimuthal angle (theta) is measured from the positive z-axis. - */ + return this.min.x <= box.min.x && box.max.x <= this.max.x && + this.min.y <= box.min.y && box.max.y <= this.max.y; -class Spherical { + } - constructor( radius = 1, phi = 0, theta = 0 ) { + getParameter( point, target ) { - this.radius = radius; - this.phi = phi; // polar angle - this.theta = theta; // azimuthal angle + // This can potentially have a divide by zero if the box + // has a size dimension of 0. - return this; + return target.set( + ( point.x - this.min.x ) / ( this.max.x - this.min.x ), + ( point.y - this.min.y ) / ( this.max.y - this.min.y ) + ); } - set( radius, phi, theta ) { + intersectsBox( box ) { - this.radius = radius; - this.phi = phi; - this.theta = theta; + // using 4 splitting planes to rule out intersections - return this; + return box.max.x < this.min.x || box.min.x > this.max.x || + box.max.y < this.min.y || box.min.y > this.max.y ? false : true; } - copy( other ) { - - this.radius = other.radius; - this.phi = other.phi; - this.theta = other.theta; + clampPoint( point, target ) { - return this; + return target.copy( point ).clamp( this.min, this.max ); } - // restrict phi to be betwee EPS and PI-EPS - makeSafe() { - - const EPS = 0.000001; - this.phi = Math.max( EPS, Math.min( Math.PI - EPS, this.phi ) ); + distanceToPoint( point ) { - return this; + const clampedPoint = _vector$4.copy( point ).clamp( this.min, this.max ); + return clampedPoint.sub( point ).length(); } - setFromVector3( v ) { + intersect( box ) { - return this.setFromCartesianCoords( v.x, v.y, v.z ); + this.min.max( box.min ); + this.max.min( box.max ); - } + return this; - setFromCartesianCoords( x, y, z ) { + } - this.radius = Math.sqrt( x * x + y * y + z * z ); + union( box ) { - if ( this.radius === 0 ) { + this.min.min( box.min ); + this.max.max( box.max ); - this.theta = 0; - this.phi = 0; + return this; - } else { + } - this.theta = Math.atan2( x, z ); - this.phi = Math.acos( clamp( y / this.radius, - 1, 1 ) ); + translate( offset ) { - } + this.min.add( offset ); + this.max.add( offset ); return this; } - clone() { + equals( box ) { - return new this.constructor().copy( this ); + return box.min.equals( this.min ) && box.max.equals( this.max ); } } -/** - * Ref: https://en.wikipedia.org/wiki/Cylindrical_coordinate_system - */ +Box2.prototype.isBox2 = true; -class Cylindrical { +const _startP = /*@__PURE__*/ new Vector3(); +const _startEnd = /*@__PURE__*/ new Vector3(); - constructor( radius = 1, theta = 0, y = 0 ) { +class Line3 { - this.radius = radius; // distance from the origin to a point in the x-z plane - this.theta = theta; // counterclockwise angle in the x-z plane measured in radians from the positive z-axis - this.y = y; // height above the x-z plane + constructor( start = new Vector3(), end = new Vector3() ) { - return this; + this.start = start; + this.end = end; } - set( radius, theta, y ) { + set( start, end ) { - this.radius = radius; - this.theta = theta; - this.y = y; + this.start.copy( start ); + this.end.copy( end ); return this; } - copy( other ) { + copy( line ) { - this.radius = other.radius; - this.theta = other.theta; - this.y = other.y; + this.start.copy( line.start ); + this.end.copy( line.end ); return this; } - setFromVector3( v ) { + getCenter( target ) { - return this.setFromCartesianCoords( v.x, v.y, v.z ); + return target.addVectors( this.start, this.end ).multiplyScalar( 0.5 ); } - setFromCartesianCoords( x, y, z ) { - - this.radius = Math.sqrt( x * x + z * z ); - this.theta = Math.atan2( x, z ); - this.y = y; + delta( target ) { - return this; + return target.subVectors( this.end, this.start ); } - clone() { + distanceSq() { - return new this.constructor().copy( this ); + return this.start.distanceToSquared( this.end ); } -} + distance() { -const _vector$4 = /*@__PURE__*/ new Vector2(); + return this.start.distanceTo( this.end ); -class Box2 { + } - constructor( min = new Vector2( + Infinity, + Infinity ), max = new Vector2( - Infinity, - Infinity ) ) { + at( t, target ) { - this.min = min; - this.max = max; + return this.delta( target ).multiplyScalar( t ).add( this.start ); } - set( min, max ) { + closestPointToPointParameter( point, clampToLine ) { - this.min.copy( min ); - this.max.copy( max ); + _startP.subVectors( point, this.start ); + _startEnd.subVectors( this.end, this.start ); - return this; + const startEnd2 = _startEnd.dot( _startEnd ); + const startEnd_startP = _startEnd.dot( _startP ); - } + let t = startEnd_startP / startEnd2; - setFromPoints( points ) { + if ( clampToLine ) { - this.makeEmpty(); + t = clamp( t, 0, 1 ); - for ( let i = 0, il = points.length; i < il; i ++ ) { + } - this.expandByPoint( points[ i ] ); + return t; - } + } - return this; + closestPointToPoint( point, clampToLine, target ) { + + const t = this.closestPointToPointParameter( point, clampToLine ); + + return this.delta( target ).multiplyScalar( t ).add( this.start ); } - setFromCenterAndSize( center, size ) { + applyMatrix4( matrix ) { - const halfSize = _vector$4.copy( size ).multiplyScalar( 0.5 ); - this.min.copy( center ).sub( halfSize ); - this.max.copy( center ).add( halfSize ); + this.start.applyMatrix4( matrix ); + this.end.applyMatrix4( matrix ); return this; } - clone() { + equals( line ) { - return new this.constructor().copy( this ); + return line.start.equals( this.start ) && line.end.equals( this.end ); } - copy( box ) { - - this.min.copy( box.min ); - this.max.copy( box.max ); + clone() { - return this; + return new this.constructor().copy( this ); } - makeEmpty() { +} - this.min.x = this.min.y = + Infinity; - this.max.x = this.max.y = - Infinity; +class ImmediateRenderObject extends Object3D { - return this; + constructor( material ) { - } + super(); - isEmpty() { + this.material = material; + this.render = function ( /* renderCallback */ ) {}; - // this is a more robust check for empty than ( volume <= 0 ) because volume can get positive with two negative axes + this.hasPositions = false; + this.hasNormals = false; + this.hasColors = false; + this.hasUvs = false; - return ( this.max.x < this.min.x ) || ( this.max.y < this.min.y ); + this.positionArray = null; + this.normalArray = null; + this.colorArray = null; + this.uvArray = null; + + this.count = 0; } - getCenter( target ) { +} - return this.isEmpty() ? target.set( 0, 0 ) : target.addVectors( this.min, this.max ).multiplyScalar( 0.5 ); +ImmediateRenderObject.prototype.isImmediateRenderObject = true; - } +const _vector$3 = /*@__PURE__*/ new Vector3(); - getSize( target ) { +class SpotLightHelper extends Object3D { - return this.isEmpty() ? target.set( 0, 0 ) : target.subVectors( this.max, this.min ); + constructor( light, color ) { - } + super(); + this.light = light; + this.light.updateMatrixWorld(); + + this.matrix = light.matrixWorld; + this.matrixAutoUpdate = false; - expandByPoint( point ) { + this.color = color; - this.min.min( point ); - this.max.max( point ); + const geometry = new BufferGeometry(); - return this; + const positions = [ + 0, 0, 0, 0, 0, 1, + 0, 0, 0, 1, 0, 1, + 0, 0, 0, - 1, 0, 1, + 0, 0, 0, 0, 1, 1, + 0, 0, 0, 0, - 1, 1 + ]; - } + for ( let i = 0, j = 1, l = 32; i < l; i ++, j ++ ) { - expandByVector( vector ) { + const p1 = ( i / l ) * Math.PI * 2; + const p2 = ( j / l ) * Math.PI * 2; - this.min.sub( vector ); - this.max.add( vector ); + positions.push( + Math.cos( p1 ), Math.sin( p1 ), 1, + Math.cos( p2 ), Math.sin( p2 ), 1 + ); - return this; + } - } + geometry.setAttribute( 'position', new Float32BufferAttribute( positions, 3 ) ); - expandByScalar( scalar ) { + const material = new LineBasicMaterial( { fog: false, toneMapped: false } ); - this.min.addScalar( - scalar ); - this.max.addScalar( scalar ); + this.cone = new LineSegments( geometry, material ); + this.add( this.cone ); - return this; + this.update(); } - containsPoint( point ) { + dispose() { - return point.x < this.min.x || point.x > this.max.x || - point.y < this.min.y || point.y > this.max.y ? false : true; + this.cone.geometry.dispose(); + this.cone.material.dispose(); } - containsBox( box ) { + update() { - return this.min.x <= box.min.x && box.max.x <= this.max.x && - this.min.y <= box.min.y && box.max.y <= this.max.y; + this.light.updateMatrixWorld(); - } + const coneLength = this.light.distance ? this.light.distance : 1000; + const coneWidth = coneLength * Math.tan( this.light.angle ); - getParameter( point, target ) { + this.cone.scale.set( coneWidth, coneWidth, coneLength ); - // This can potentially have a divide by zero if the box - // has a size dimension of 0. + _vector$3.setFromMatrixPosition( this.light.target.matrixWorld ); - return target.set( - ( point.x - this.min.x ) / ( this.max.x - this.min.x ), - ( point.y - this.min.y ) / ( this.max.y - this.min.y ) - ); + this.cone.lookAt( _vector$3 ); - } + if ( this.color !== undefined ) { - intersectsBox( box ) { + this.cone.material.color.set( this.color ); - // using 4 splitting planes to rule out intersections + } else { - return box.max.x < this.min.x || box.min.x > this.max.x || - box.max.y < this.min.y || box.min.y > this.max.y ? false : true; + this.cone.material.color.copy( this.light.color ); + + } } - clampPoint( point, target ) { +} - return target.copy( point ).clamp( this.min, this.max ); +const _vector$2 = /*@__PURE__*/ new Vector3(); +const _boneMatrix = /*@__PURE__*/ new Matrix4(); +const _matrixWorldInv = /*@__PURE__*/ new Matrix4(); - } - distanceToPoint( point ) { +class SkeletonHelper extends LineSegments { - const clampedPoint = _vector$4.copy( point ).clamp( this.min, this.max ); - return clampedPoint.sub( point ).length(); + constructor( object ) { - } + const bones = getBoneList( object ); - intersect( box ) { + const geometry = new BufferGeometry(); - this.min.max( box.min ); - this.max.min( box.max ); + const vertices = []; + const colors = []; - return this; + const color1 = new Color( 0, 0, 1 ); + const color2 = new Color( 0, 1, 0 ); - } + for ( let i = 0; i < bones.length; i ++ ) { - union( box ) { + const bone = bones[ i ]; - this.min.min( box.min ); - this.max.max( box.max ); + if ( bone.parent && bone.parent.isBone ) { - return this; + vertices.push( 0, 0, 0 ); + vertices.push( 0, 0, 0 ); + colors.push( color1.r, color1.g, color1.b ); + colors.push( color2.r, color2.g, color2.b ); - } + } - translate( offset ) { + } - this.min.add( offset ); - this.max.add( offset ); + geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) ); - return this; + const material = new LineBasicMaterial( { vertexColors: true, depthTest: false, depthWrite: false, toneMapped: false, transparent: true } ); - } + super( geometry, material ); - equals( box ) { + this.type = 'SkeletonHelper'; + this.isSkeletonHelper = true; - return box.min.equals( this.min ) && box.max.equals( this.max ); + this.root = object; + this.bones = bones; + + this.matrix = object.matrixWorld; + this.matrixAutoUpdate = false; } -} + updateMatrixWorld( force ) { -Box2.prototype.isBox2 = true; + const bones = this.bones; -const _startP = /*@__PURE__*/ new Vector3(); -const _startEnd = /*@__PURE__*/ new Vector3(); + const geometry = this.geometry; + const position = geometry.getAttribute( 'position' ); -class Line3 { + _matrixWorldInv.copy( this.root.matrixWorld ).invert(); - constructor( start = new Vector3(), end = new Vector3() ) { + for ( let i = 0, j = 0; i < bones.length; i ++ ) { - this.start = start; - this.end = end; + const bone = bones[ i ]; - } + if ( bone.parent && bone.parent.isBone ) { - set( start, end ) { + _boneMatrix.multiplyMatrices( _matrixWorldInv, bone.matrixWorld ); + _vector$2.setFromMatrixPosition( _boneMatrix ); + position.setXYZ( j, _vector$2.x, _vector$2.y, _vector$2.z ); - this.start.copy( start ); - this.end.copy( end ); + _boneMatrix.multiplyMatrices( _matrixWorldInv, bone.parent.matrixWorld ); + _vector$2.setFromMatrixPosition( _boneMatrix ); + position.setXYZ( j + 1, _vector$2.x, _vector$2.y, _vector$2.z ); - return this; + j += 2; - } + } - copy( line ) { + } - this.start.copy( line.start ); - this.end.copy( line.end ); + geometry.getAttribute( 'position' ).needsUpdate = true; - return this; + super.updateMatrixWorld( force ); } - getCenter( target ) { +} - return target.addVectors( this.start, this.end ).multiplyScalar( 0.5 ); - } +function getBoneList( object ) { - delta( target ) { + const boneList = []; - return target.subVectors( this.end, this.start ); + if ( object && object.isBone ) { + + boneList.push( object ); } - distanceSq() { + for ( let i = 0; i < object.children.length; i ++ ) { - return this.start.distanceToSquared( this.end ); + boneList.push.apply( boneList, getBoneList( object.children[ i ] ) ); } - distance() { - - return this.start.distanceTo( this.end ); + return boneList; - } +} - at( t, target ) { +class PointLightHelper extends Mesh { - return this.delta( target ).multiplyScalar( t ).add( this.start ); + constructor( light, sphereSize, color ) { - } + const geometry = new SphereGeometry( sphereSize, 4, 2 ); + const material = new MeshBasicMaterial( { wireframe: true, fog: false, toneMapped: false } ); - closestPointToPointParameter( point, clampToLine ) { + super( geometry, material ); - _startP.subVectors( point, this.start ); - _startEnd.subVectors( this.end, this.start ); + this.light = light; + this.light.updateMatrixWorld(); - const startEnd2 = _startEnd.dot( _startEnd ); - const startEnd_startP = _startEnd.dot( _startP ); + this.color = color; - let t = startEnd_startP / startEnd2; + this.type = 'PointLightHelper'; - if ( clampToLine ) { + this.matrix = this.light.matrixWorld; + this.matrixAutoUpdate = false; - t = clamp( t, 0, 1 ); + this.update(); - } - return t; + /* + // TODO: delete this comment? + const distanceGeometry = new THREE.IcosahedronBufferGeometry( 1, 2 ); + const distanceMaterial = new THREE.MeshBasicMaterial( { color: hexColor, fog: false, wireframe: true, opacity: 0.1, transparent: true } ); - } + this.lightSphere = new THREE.Mesh( bulbGeometry, bulbMaterial ); + this.lightDistance = new THREE.Mesh( distanceGeometry, distanceMaterial ); - closestPointToPoint( point, clampToLine, target ) { + const d = light.distance; - const t = this.closestPointToPointParameter( point, clampToLine ); + if ( d === 0.0 ) { - return this.delta( target ).multiplyScalar( t ).add( this.start ); + this.lightDistance.visible = false; - } + } else { - applyMatrix4( matrix ) { + this.lightDistance.scale.set( d, d, d ); - this.start.applyMatrix4( matrix ); - this.end.applyMatrix4( matrix ); + } - return this; + this.add( this.lightDistance ); + */ } - equals( line ) { + dispose() { - return line.start.equals( this.start ) && line.end.equals( this.end ); + this.geometry.dispose(); + this.material.dispose(); } - clone() { + update() { - return new this.constructor().copy( this ); + if ( this.color !== undefined ) { - } + this.material.color.set( this.color ); -} + } else { -class ImmediateRenderObject extends Object3D { + this.material.color.copy( this.light.color ); - constructor( material ) { + } - super(); + /* + const d = this.light.distance; + + if ( d === 0.0 ) { - this.material = material; - this.render = function ( /* renderCallback */ ) {}; + this.lightDistance.visible = false; - this.hasPositions = false; - this.hasNormals = false; - this.hasColors = false; - this.hasUvs = false; + } else { - this.positionArray = null; - this.normalArray = null; - this.colorArray = null; - this.uvArray = null; + this.lightDistance.visible = true; + this.lightDistance.scale.set( d, d, d ); - this.count = 0; + } + */ } } -ImmediateRenderObject.prototype.isImmediateRenderObject = true; - -const _vector$3 = /*@__PURE__*/ new Vector3(); +const _vector$1 = /*@__PURE__*/ new Vector3(); +const _color1 = /*@__PURE__*/ new Color(); +const _color2 = /*@__PURE__*/ new Color(); -class SpotLightHelper extends Object3D { +class HemisphereLightHelper extends Object3D { - constructor( light, color ) { + constructor( light, size, color ) { super(); this.light = light; @@ -46991,34 +46743,18 @@ class SpotLightHelper extends Object3D { this.color = color; - const geometry = new BufferGeometry(); - - const positions = [ - 0, 0, 0, 0, 0, 1, - 0, 0, 0, 1, 0, 1, - 0, 0, 0, - 1, 0, 1, - 0, 0, 0, 0, 1, 1, - 0, 0, 0, 0, - 1, 1 - ]; - - for ( let i = 0, j = 1, l = 32; i < l; i ++, j ++ ) { - - const p1 = ( i / l ) * Math.PI * 2; - const p2 = ( j / l ) * Math.PI * 2; - - positions.push( - Math.cos( p1 ), Math.sin( p1 ), 1, - Math.cos( p2 ), Math.sin( p2 ), 1 - ); + const geometry = new OctahedronGeometry( size ); + geometry.rotateY( Math.PI * 0.5 ); - } + this.material = new MeshBasicMaterial( { wireframe: true, fog: false, toneMapped: false } ); + if ( this.color === undefined ) this.material.vertexColors = true; - geometry.setAttribute( 'position', new Float32BufferAttribute( positions, 3 ) ); + const position = geometry.getAttribute( 'position' ); + const colors = new Float32Array( position.count * 3 ); - const material = new LineBasicMaterial( { fog: false, toneMapped: false } ); + geometry.setAttribute( 'color', new BufferAttribute( colors, 3 ) ); - this.cone = new LineSegments( geometry, material ); - this.add( this.cone ); + this.add( new Mesh( geometry, this.material ) ); this.update(); @@ -47026,1042 +46762,1067 @@ class SpotLightHelper extends Object3D { dispose() { - this.cone.geometry.dispose(); - this.cone.material.dispose(); + this.children[ 0 ].geometry.dispose(); + this.children[ 0 ].material.dispose(); } update() { - this.light.updateMatrixWorld(); - - const coneLength = this.light.distance ? this.light.distance : 1000; - const coneWidth = coneLength * Math.tan( this.light.angle ); + const mesh = this.children[ 0 ]; - this.cone.scale.set( coneWidth, coneWidth, coneLength ); + if ( this.color !== undefined ) { - _vector$3.setFromMatrixPosition( this.light.target.matrixWorld ); + this.material.color.set( this.color ); - this.cone.lookAt( _vector$3 ); + } else { - if ( this.color !== undefined ) { + const colors = mesh.geometry.getAttribute( 'color' ); - this.cone.material.color.set( this.color ); + _color1.copy( this.light.color ); + _color2.copy( this.light.groundColor ); - } else { + for ( let i = 0, l = colors.count; i < l; i ++ ) { - this.cone.material.color.copy( this.light.color ); + const color = ( i < ( l / 2 ) ) ? _color1 : _color2; - } + colors.setXYZ( i, color.r, color.g, color.b ); - } + } -} + colors.needsUpdate = true; -const _vector$2 = /*@__PURE__*/ new Vector3(); -const _boneMatrix = /*@__PURE__*/ new Matrix4(); -const _matrixWorldInv = /*@__PURE__*/ new Matrix4(); + } + mesh.lookAt( _vector$1.setFromMatrixPosition( this.light.matrixWorld ).negate() ); -class SkeletonHelper extends LineSegments { + } - constructor( object ) { +} - const bones = getBoneList( object ); +class GridHelper extends LineSegments { - const geometry = new BufferGeometry(); + constructor( size = 10, divisions = 10, color1 = 0x444444, color2 = 0x888888 ) { - const vertices = []; - const colors = []; + color1 = new Color( color1 ); + color2 = new Color( color2 ); - const color1 = new Color( 0, 0, 1 ); - const color2 = new Color( 0, 1, 0 ); + const center = divisions / 2; + const step = size / divisions; + const halfSize = size / 2; - for ( let i = 0; i < bones.length; i ++ ) { + const vertices = [], colors = []; - const bone = bones[ i ]; + for ( let i = 0, j = 0, k = - halfSize; i <= divisions; i ++, k += step ) { - if ( bone.parent && bone.parent.isBone ) { + vertices.push( - halfSize, 0, k, halfSize, 0, k ); + vertices.push( k, 0, - halfSize, k, 0, halfSize ); - vertices.push( 0, 0, 0 ); - vertices.push( 0, 0, 0 ); - colors.push( color1.r, color1.g, color1.b ); - colors.push( color2.r, color2.g, color2.b ); + const color = i === center ? color1 : color2; - } + color.toArray( colors, j ); j += 3; + color.toArray( colors, j ); j += 3; + color.toArray( colors, j ); j += 3; + color.toArray( colors, j ); j += 3; } + const geometry = new BufferGeometry(); geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) ); - const material = new LineBasicMaterial( { vertexColors: true, depthTest: false, depthWrite: false, toneMapped: false, transparent: true } ); + const material = new LineBasicMaterial( { vertexColors: true, toneMapped: false } ); super( geometry, material ); - this.type = 'SkeletonHelper'; - this.isSkeletonHelper = true; - - this.root = object; - this.bones = bones; - - this.matrix = object.matrixWorld; - this.matrixAutoUpdate = false; + this.type = 'GridHelper'; } - updateMatrixWorld( force ) { +} - const bones = this.bones; +class PolarGridHelper extends LineSegments { - const geometry = this.geometry; - const position = geometry.getAttribute( 'position' ); + constructor( radius = 10, radials = 16, circles = 8, divisions = 64, color1 = 0x444444, color2 = 0x888888 ) { - _matrixWorldInv.copy( this.root.matrixWorld ).invert(); + color1 = new Color( color1 ); + color2 = new Color( color2 ); - for ( let i = 0, j = 0; i < bones.length; i ++ ) { + const vertices = []; + const colors = []; - const bone = bones[ i ]; + // create the radials - if ( bone.parent && bone.parent.isBone ) { + for ( let i = 0; i <= radials; i ++ ) { - _boneMatrix.multiplyMatrices( _matrixWorldInv, bone.matrixWorld ); - _vector$2.setFromMatrixPosition( _boneMatrix ); - position.setXYZ( j, _vector$2.x, _vector$2.y, _vector$2.z ); + const v = ( i / radials ) * ( Math.PI * 2 ); - _boneMatrix.multiplyMatrices( _matrixWorldInv, bone.parent.matrixWorld ); - _vector$2.setFromMatrixPosition( _boneMatrix ); - position.setXYZ( j + 1, _vector$2.x, _vector$2.y, _vector$2.z ); + const x = Math.sin( v ) * radius; + const z = Math.cos( v ) * radius; - j += 2; + vertices.push( 0, 0, 0 ); + vertices.push( x, 0, z ); - } + const color = ( i & 1 ) ? color1 : color2; - } + colors.push( color.r, color.g, color.b ); + colors.push( color.r, color.g, color.b ); - geometry.getAttribute( 'position' ).needsUpdate = true; + } - super.updateMatrixWorld( force ); + // create the circles - } + for ( let i = 0; i <= circles; i ++ ) { -} + const color = ( i & 1 ) ? color1 : color2; + const r = radius - ( radius / circles * i ); -function getBoneList( object ) { + for ( let j = 0; j < divisions; j ++ ) { - const boneList = []; + // first vertex - if ( object && object.isBone ) { + let v = ( j / divisions ) * ( Math.PI * 2 ); - boneList.push( object ); + let x = Math.sin( v ) * r; + let z = Math.cos( v ) * r; - } + vertices.push( x, 0, z ); + colors.push( color.r, color.g, color.b ); - for ( let i = 0; i < object.children.length; i ++ ) { + // second vertex - boneList.push.apply( boneList, getBoneList( object.children[ i ] ) ); + v = ( ( j + 1 ) / divisions ) * ( Math.PI * 2 ); - } + x = Math.sin( v ) * r; + z = Math.cos( v ) * r; - return boneList; + vertices.push( x, 0, z ); + colors.push( color.r, color.g, color.b ); -} + } -class PointLightHelper extends Mesh { + } - constructor( light, sphereSize, color ) { + const geometry = new BufferGeometry(); + geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) ); - const geometry = new SphereGeometry( sphereSize, 4, 2 ); - const material = new MeshBasicMaterial( { wireframe: true, fog: false, toneMapped: false } ); + const material = new LineBasicMaterial( { vertexColors: true, toneMapped: false } ); super( geometry, material ); - this.light = light; - this.light.updateMatrixWorld(); + this.type = 'PolarGridHelper'; - this.color = color; + } - this.type = 'PointLightHelper'; +} - this.matrix = this.light.matrixWorld; - this.matrixAutoUpdate = false; +const _v1 = /*@__PURE__*/ new Vector3(); +const _v2 = /*@__PURE__*/ new Vector3(); +const _v3 = /*@__PURE__*/ new Vector3(); - this.update(); +class DirectionalLightHelper extends Object3D { + constructor( light, size, color ) { - /* - // TODO: delete this comment? - const distanceGeometry = new THREE.IcosahedronBufferGeometry( 1, 2 ); - const distanceMaterial = new THREE.MeshBasicMaterial( { color: hexColor, fog: false, wireframe: true, opacity: 0.1, transparent: true } ); + super(); + this.light = light; + this.light.updateMatrixWorld(); - this.lightSphere = new THREE.Mesh( bulbGeometry, bulbMaterial ); - this.lightDistance = new THREE.Mesh( distanceGeometry, distanceMaterial ); + this.matrix = light.matrixWorld; + this.matrixAutoUpdate = false; - const d = light.distance; + this.color = color; - if ( d === 0.0 ) { + if ( size === undefined ) size = 1; - this.lightDistance.visible = false; + let geometry = new BufferGeometry(); + geometry.setAttribute( 'position', new Float32BufferAttribute( [ + - size, size, 0, + size, size, 0, + size, - size, 0, + - size, - size, 0, + - size, size, 0 + ], 3 ) ); + + const material = new LineBasicMaterial( { fog: false, toneMapped: false } ); - } else { + this.lightPlane = new Line( geometry, material ); + this.add( this.lightPlane ); - this.lightDistance.scale.set( d, d, d ); + geometry = new BufferGeometry(); + geometry.setAttribute( 'position', new Float32BufferAttribute( [ 0, 0, 0, 0, 0, 1 ], 3 ) ); - } + this.targetLine = new Line( geometry, material ); + this.add( this.targetLine ); - this.add( this.lightDistance ); - */ + this.update(); } dispose() { - this.geometry.dispose(); - this.material.dispose(); + this.lightPlane.geometry.dispose(); + this.lightPlane.material.dispose(); + this.targetLine.geometry.dispose(); + this.targetLine.material.dispose(); } update() { + _v1.setFromMatrixPosition( this.light.matrixWorld ); + _v2.setFromMatrixPosition( this.light.target.matrixWorld ); + _v3.subVectors( _v2, _v1 ); + + this.lightPlane.lookAt( _v2 ); + if ( this.color !== undefined ) { - this.material.color.set( this.color ); + this.lightPlane.material.color.set( this.color ); + this.targetLine.material.color.set( this.color ); } else { - this.material.color.copy( this.light.color ); + this.lightPlane.material.color.copy( this.light.color ); + this.targetLine.material.color.copy( this.light.color ); } - /* - const d = this.light.distance; + this.targetLine.lookAt( _v2 ); + this.targetLine.scale.z = _v3.length(); - if ( d === 0.0 ) { + } - this.lightDistance.visible = false; +} - } else { +const _vector = /*@__PURE__*/ new Vector3(); +const _camera = /*@__PURE__*/ new Camera(); - this.lightDistance.visible = true; - this.lightDistance.scale.set( d, d, d ); +/** + * - shows frustum, line of sight and up of the camera + * - suitable for fast updates + * - based on frustum visualization in lightgl.js shadowmap example + * http://evanw.github.com/lightgl.js/tests/shadowmap.html + */ - } - */ +class CameraHelper extends LineSegments { - } + constructor( camera ) { -} + const geometry = new BufferGeometry(); + const material = new LineBasicMaterial( { color: 0xffffff, vertexColors: true, toneMapped: false } ); -const _vector$1 = /*@__PURE__*/ new Vector3(); -const _color1 = /*@__PURE__*/ new Color(); -const _color2 = /*@__PURE__*/ new Color(); + const vertices = []; + const colors = []; -class HemisphereLightHelper extends Object3D { + const pointMap = {}; - constructor( light, size, color ) { + // colors - super(); - this.light = light; - this.light.updateMatrixWorld(); + const colorFrustum = new Color( 0xffaa00 ); + const colorCone = new Color( 0xff0000 ); + const colorUp = new Color( 0x00aaff ); + const colorTarget = new Color( 0xffffff ); + const colorCross = new Color( 0x333333 ); - this.matrix = light.matrixWorld; - this.matrixAutoUpdate = false; + // near - this.color = color; + addLine( 'n1', 'n2', colorFrustum ); + addLine( 'n2', 'n4', colorFrustum ); + addLine( 'n4', 'n3', colorFrustum ); + addLine( 'n3', 'n1', colorFrustum ); - const geometry = new OctahedronGeometry( size ); - geometry.rotateY( Math.PI * 0.5 ); + // far - this.material = new MeshBasicMaterial( { wireframe: true, fog: false, toneMapped: false } ); - if ( this.color === undefined ) this.material.vertexColors = true; + addLine( 'f1', 'f2', colorFrustum ); + addLine( 'f2', 'f4', colorFrustum ); + addLine( 'f4', 'f3', colorFrustum ); + addLine( 'f3', 'f1', colorFrustum ); - const position = geometry.getAttribute( 'position' ); - const colors = new Float32Array( position.count * 3 ); + // sides - geometry.setAttribute( 'color', new BufferAttribute( colors, 3 ) ); + addLine( 'n1', 'f1', colorFrustum ); + addLine( 'n2', 'f2', colorFrustum ); + addLine( 'n3', 'f3', colorFrustum ); + addLine( 'n4', 'f4', colorFrustum ); - this.add( new Mesh( geometry, this.material ) ); + // cone - this.update(); + addLine( 'p', 'n1', colorCone ); + addLine( 'p', 'n2', colorCone ); + addLine( 'p', 'n3', colorCone ); + addLine( 'p', 'n4', colorCone ); - } + // up - dispose() { + addLine( 'u1', 'u2', colorUp ); + addLine( 'u2', 'u3', colorUp ); + addLine( 'u3', 'u1', colorUp ); - this.children[ 0 ].geometry.dispose(); - this.children[ 0 ].material.dispose(); + // target - } + addLine( 'c', 't', colorTarget ); + addLine( 'p', 'c', colorCross ); - update() { + // cross - const mesh = this.children[ 0 ]; + addLine( 'cn1', 'cn2', colorCross ); + addLine( 'cn3', 'cn4', colorCross ); - if ( this.color !== undefined ) { + addLine( 'cf1', 'cf2', colorCross ); + addLine( 'cf3', 'cf4', colorCross ); - this.material.color.set( this.color ); + function addLine( a, b, color ) { - } else { + addPoint( a, color ); + addPoint( b, color ); - const colors = mesh.geometry.getAttribute( 'color' ); + } - _color1.copy( this.light.color ); - _color2.copy( this.light.groundColor ); + function addPoint( id, color ) { - for ( let i = 0, l = colors.count; i < l; i ++ ) { + vertices.push( 0, 0, 0 ); + colors.push( color.r, color.g, color.b ); - const color = ( i < ( l / 2 ) ) ? _color1 : _color2; + if ( pointMap[ id ] === undefined ) { - colors.setXYZ( i, color.r, color.g, color.b ); + pointMap[ id ] = []; } - colors.needsUpdate = true; + pointMap[ id ].push( ( vertices.length / 3 ) - 1 ); } - mesh.lookAt( _vector$1.setFromMatrixPosition( this.light.matrixWorld ).negate() ); - - } + geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) ); -} + super( geometry, material ); -class GridHelper extends LineSegments { + this.type = 'CameraHelper'; - constructor( size = 10, divisions = 10, color1 = 0x444444, color2 = 0x888888 ) { + this.camera = camera; + if ( this.camera.updateProjectionMatrix ) this.camera.updateProjectionMatrix(); - color1 = new Color( color1 ); - color2 = new Color( color2 ); + this.matrix = camera.matrixWorld; + this.matrixAutoUpdate = false; - const center = divisions / 2; - const step = size / divisions; - const halfSize = size / 2; + this.pointMap = pointMap; - const vertices = [], colors = []; + this.update(); - for ( let i = 0, j = 0, k = - halfSize; i <= divisions; i ++, k += step ) { + } - vertices.push( - halfSize, 0, k, halfSize, 0, k ); - vertices.push( k, 0, - halfSize, k, 0, halfSize ); + update() { - const color = i === center ? color1 : color2; + const geometry = this.geometry; + const pointMap = this.pointMap; - color.toArray( colors, j ); j += 3; - color.toArray( colors, j ); j += 3; - color.toArray( colors, j ); j += 3; - color.toArray( colors, j ); j += 3; + const w = 1, h = 1; - } + // we need just camera projection matrix inverse + // world matrix must be identity - const geometry = new BufferGeometry(); - geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) ); + _camera.projectionMatrixInverse.copy( this.camera.projectionMatrixInverse ); - const material = new LineBasicMaterial( { vertexColors: true, toneMapped: false } ); + // center / target - super( geometry, material ); + setPoint( 'c', pointMap, geometry, _camera, 0, 0, - 1 ); + setPoint( 't', pointMap, geometry, _camera, 0, 0, 1 ); - this.type = 'GridHelper'; + // near - } + setPoint( 'n1', pointMap, geometry, _camera, - w, - h, - 1 ); + setPoint( 'n2', pointMap, geometry, _camera, w, - h, - 1 ); + setPoint( 'n3', pointMap, geometry, _camera, - w, h, - 1 ); + setPoint( 'n4', pointMap, geometry, _camera, w, h, - 1 ); -} + // far -class PolarGridHelper extends LineSegments { + setPoint( 'f1', pointMap, geometry, _camera, - w, - h, 1 ); + setPoint( 'f2', pointMap, geometry, _camera, w, - h, 1 ); + setPoint( 'f3', pointMap, geometry, _camera, - w, h, 1 ); + setPoint( 'f4', pointMap, geometry, _camera, w, h, 1 ); - constructor( radius = 10, radials = 16, circles = 8, divisions = 64, color1 = 0x444444, color2 = 0x888888 ) { + // up - color1 = new Color( color1 ); - color2 = new Color( color2 ); + setPoint( 'u1', pointMap, geometry, _camera, w * 0.7, h * 1.1, - 1 ); + setPoint( 'u2', pointMap, geometry, _camera, - w * 0.7, h * 1.1, - 1 ); + setPoint( 'u3', pointMap, geometry, _camera, 0, h * 2, - 1 ); - const vertices = []; - const colors = []; + // cross - // create the radials + setPoint( 'cf1', pointMap, geometry, _camera, - w, 0, 1 ); + setPoint( 'cf2', pointMap, geometry, _camera, w, 0, 1 ); + setPoint( 'cf3', pointMap, geometry, _camera, 0, - h, 1 ); + setPoint( 'cf4', pointMap, geometry, _camera, 0, h, 1 ); - for ( let i = 0; i <= radials; i ++ ) { + setPoint( 'cn1', pointMap, geometry, _camera, - w, 0, - 1 ); + setPoint( 'cn2', pointMap, geometry, _camera, w, 0, - 1 ); + setPoint( 'cn3', pointMap, geometry, _camera, 0, - h, - 1 ); + setPoint( 'cn4', pointMap, geometry, _camera, 0, h, - 1 ); - const v = ( i / radials ) * ( Math.PI * 2 ); + geometry.getAttribute( 'position' ).needsUpdate = true; - const x = Math.sin( v ) * radius; - const z = Math.cos( v ) * radius; + } - vertices.push( 0, 0, 0 ); - vertices.push( x, 0, z ); + dispose() { - const color = ( i & 1 ) ? color1 : color2; + this.geometry.dispose(); + this.material.dispose(); - colors.push( color.r, color.g, color.b ); - colors.push( color.r, color.g, color.b ); + } - } +} - // create the circles - for ( let i = 0; i <= circles; i ++ ) { +function setPoint( point, pointMap, geometry, camera, x, y, z ) { - const color = ( i & 1 ) ? color1 : color2; + _vector.set( x, y, z ).unproject( camera ); - const r = radius - ( radius / circles * i ); + const points = pointMap[ point ]; - for ( let j = 0; j < divisions; j ++ ) { + if ( points !== undefined ) { - // first vertex + const position = geometry.getAttribute( 'position' ); - let v = ( j / divisions ) * ( Math.PI * 2 ); + for ( let i = 0, l = points.length; i < l; i ++ ) { - let x = Math.sin( v ) * r; - let z = Math.cos( v ) * r; + position.setXYZ( points[ i ], _vector.x, _vector.y, _vector.z ); - vertices.push( x, 0, z ); - colors.push( color.r, color.g, color.b ); + } - // second vertex + } - v = ( ( j + 1 ) / divisions ) * ( Math.PI * 2 ); +} - x = Math.sin( v ) * r; - z = Math.cos( v ) * r; +const _box = /*@__PURE__*/ new Box3(); - vertices.push( x, 0, z ); - colors.push( color.r, color.g, color.b ); +class BoxHelper extends LineSegments { - } + constructor( object, color = 0xffff00 ) { - } + const indices = new Uint16Array( [ 0, 1, 1, 2, 2, 3, 3, 0, 4, 5, 5, 6, 6, 7, 7, 4, 0, 4, 1, 5, 2, 6, 3, 7 ] ); + const positions = new Float32Array( 8 * 3 ); const geometry = new BufferGeometry(); - geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) ); + geometry.setIndex( new BufferAttribute( indices, 1 ) ); + geometry.setAttribute( 'position', new BufferAttribute( positions, 3 ) ); - const material = new LineBasicMaterial( { vertexColors: true, toneMapped: false } ); + super( geometry, new LineBasicMaterial( { color: color, toneMapped: false } ) ); - super( geometry, material ); + this.object = object; + this.type = 'BoxHelper'; - this.type = 'PolarGridHelper'; + this.matrixAutoUpdate = false; - } + this.update(); -} + } -const _v1 = /*@__PURE__*/ new Vector3(); -const _v2 = /*@__PURE__*/ new Vector3(); -const _v3 = /*@__PURE__*/ new Vector3(); + update( object ) { -class DirectionalLightHelper extends Object3D { + if ( object !== undefined ) { - constructor( light, size, color ) { + console.warn( 'THREE.BoxHelper: .update() has no longer arguments.' ); - super(); - this.light = light; - this.light.updateMatrixWorld(); + } - this.matrix = light.matrixWorld; - this.matrixAutoUpdate = false; + if ( this.object !== undefined ) { - this.color = color; + _box.setFromObject( this.object ); - if ( size === undefined ) size = 1; + } - let geometry = new BufferGeometry(); - geometry.setAttribute( 'position', new Float32BufferAttribute( [ - - size, size, 0, - size, size, 0, - size, - size, 0, - - size, - size, 0, - - size, size, 0 - ], 3 ) ); + if ( _box.isEmpty() ) return; - const material = new LineBasicMaterial( { fog: false, toneMapped: false } ); + const min = _box.min; + const max = _box.max; - this.lightPlane = new Line( geometry, material ); - this.add( this.lightPlane ); + /* + 5____4 + 1/___0/| + | 6__|_7 + 2/___3/ - geometry = new BufferGeometry(); - geometry.setAttribute( 'position', new Float32BufferAttribute( [ 0, 0, 0, 0, 0, 1 ], 3 ) ); + 0: max.x, max.y, max.z + 1: min.x, max.y, max.z + 2: min.x, min.y, max.z + 3: max.x, min.y, max.z + 4: max.x, max.y, min.z + 5: min.x, max.y, min.z + 6: min.x, min.y, min.z + 7: max.x, min.y, min.z + */ - this.targetLine = new Line( geometry, material ); - this.add( this.targetLine ); + const position = this.geometry.attributes.position; + const array = position.array; - this.update(); + array[ 0 ] = max.x; array[ 1 ] = max.y; array[ 2 ] = max.z; + array[ 3 ] = min.x; array[ 4 ] = max.y; array[ 5 ] = max.z; + array[ 6 ] = min.x; array[ 7 ] = min.y; array[ 8 ] = max.z; + array[ 9 ] = max.x; array[ 10 ] = min.y; array[ 11 ] = max.z; + array[ 12 ] = max.x; array[ 13 ] = max.y; array[ 14 ] = min.z; + array[ 15 ] = min.x; array[ 16 ] = max.y; array[ 17 ] = min.z; + array[ 18 ] = min.x; array[ 19 ] = min.y; array[ 20 ] = min.z; + array[ 21 ] = max.x; array[ 22 ] = min.y; array[ 23 ] = min.z; - } + position.needsUpdate = true; - dispose() { + this.geometry.computeBoundingSphere(); - this.lightPlane.geometry.dispose(); - this.lightPlane.material.dispose(); - this.targetLine.geometry.dispose(); - this.targetLine.material.dispose(); } - update() { - - _v1.setFromMatrixPosition( this.light.matrixWorld ); - _v2.setFromMatrixPosition( this.light.target.matrixWorld ); - _v3.subVectors( _v2, _v1 ); + setFromObject( object ) { - this.lightPlane.lookAt( _v2 ); + this.object = object; + this.update(); - if ( this.color !== undefined ) { + return this; - this.lightPlane.material.color.set( this.color ); - this.targetLine.material.color.set( this.color ); + } - } else { + copy( source ) { - this.lightPlane.material.color.copy( this.light.color ); - this.targetLine.material.color.copy( this.light.color ); + LineSegments.prototype.copy.call( this, source ); - } + this.object = source.object; - this.targetLine.lookAt( _v2 ); - this.targetLine.scale.z = _v3.length(); + return this; } } -const _vector = /*@__PURE__*/ new Vector3(); -const _camera = /*@__PURE__*/ new Camera(); +class Box3Helper extends LineSegments { -/** - * - shows frustum, line of sight and up of the camera - * - suitable for fast updates - * - based on frustum visualization in lightgl.js shadowmap example - * http://evanw.github.com/lightgl.js/tests/shadowmap.html - */ + constructor( box, color = 0xffff00 ) { -class CameraHelper extends LineSegments { + const indices = new Uint16Array( [ 0, 1, 1, 2, 2, 3, 3, 0, 4, 5, 5, 6, 6, 7, 7, 4, 0, 4, 1, 5, 2, 6, 3, 7 ] ); - constructor( camera ) { + const positions = [ 1, 1, 1, - 1, 1, 1, - 1, - 1, 1, 1, - 1, 1, 1, 1, - 1, - 1, 1, - 1, - 1, - 1, - 1, 1, - 1, - 1 ]; const geometry = new BufferGeometry(); - const material = new LineBasicMaterial( { color: 0xffffff, vertexColors: true, toneMapped: false } ); - const vertices = []; - const colors = []; + geometry.setIndex( new BufferAttribute( indices, 1 ) ); - const pointMap = {}; + geometry.setAttribute( 'position', new Float32BufferAttribute( positions, 3 ) ); - // colors + super( geometry, new LineBasicMaterial( { color: color, toneMapped: false } ) ); - const colorFrustum = new Color( 0xffaa00 ); - const colorCone = new Color( 0xff0000 ); - const colorUp = new Color( 0x00aaff ); - const colorTarget = new Color( 0xffffff ); - const colorCross = new Color( 0x333333 ); + this.box = box; - // near + this.type = 'Box3Helper'; - addLine( 'n1', 'n2', colorFrustum ); - addLine( 'n2', 'n4', colorFrustum ); - addLine( 'n4', 'n3', colorFrustum ); - addLine( 'n3', 'n1', colorFrustum ); + this.geometry.computeBoundingSphere(); - // far + } - addLine( 'f1', 'f2', colorFrustum ); - addLine( 'f2', 'f4', colorFrustum ); - addLine( 'f4', 'f3', colorFrustum ); - addLine( 'f3', 'f1', colorFrustum ); + updateMatrixWorld( force ) { - // sides + const box = this.box; - addLine( 'n1', 'f1', colorFrustum ); - addLine( 'n2', 'f2', colorFrustum ); - addLine( 'n3', 'f3', colorFrustum ); - addLine( 'n4', 'f4', colorFrustum ); + if ( box.isEmpty() ) return; - // cone + box.getCenter( this.position ); - addLine( 'p', 'n1', colorCone ); - addLine( 'p', 'n2', colorCone ); - addLine( 'p', 'n3', colorCone ); - addLine( 'p', 'n4', colorCone ); + box.getSize( this.scale ); - // up + this.scale.multiplyScalar( 0.5 ); - addLine( 'u1', 'u2', colorUp ); - addLine( 'u2', 'u3', colorUp ); - addLine( 'u3', 'u1', colorUp ); + super.updateMatrixWorld( force ); - // target + } - addLine( 'c', 't', colorTarget ); - addLine( 'p', 'c', colorCross ); +} - // cross +class PlaneHelper extends Line { - addLine( 'cn1', 'cn2', colorCross ); - addLine( 'cn3', 'cn4', colorCross ); + constructor( plane, size = 1, hex = 0xffff00 ) { - addLine( 'cf1', 'cf2', colorCross ); - addLine( 'cf3', 'cf4', colorCross ); + const color = hex; - function addLine( a, b, color ) { + const positions = [ 1, - 1, 1, - 1, 1, 1, - 1, - 1, 1, 1, 1, 1, - 1, 1, 1, - 1, - 1, 1, 1, - 1, 1, 1, 1, 1, 0, 0, 1, 0, 0, 0 ]; - addPoint( a, color ); - addPoint( b, color ); + const geometry = new BufferGeometry(); + geometry.setAttribute( 'position', new Float32BufferAttribute( positions, 3 ) ); + geometry.computeBoundingSphere(); - } + super( geometry, new LineBasicMaterial( { color: color, toneMapped: false } ) ); - function addPoint( id, color ) { + this.type = 'PlaneHelper'; - vertices.push( 0, 0, 0 ); - colors.push( color.r, color.g, color.b ); + this.plane = plane; - if ( pointMap[ id ] === undefined ) { + this.size = size; - pointMap[ id ] = []; + const positions2 = [ 1, 1, 1, - 1, 1, 1, - 1, - 1, 1, 1, 1, 1, - 1, - 1, 1, 1, - 1, 1 ]; - } + const geometry2 = new BufferGeometry(); + geometry2.setAttribute( 'position', new Float32BufferAttribute( positions2, 3 ) ); + geometry2.computeBoundingSphere(); - pointMap[ id ].push( ( vertices.length / 3 ) - 1 ); + this.add( new Mesh( geometry2, new MeshBasicMaterial( { color: color, opacity: 0.2, transparent: true, depthWrite: false, toneMapped: false } ) ) ); - } + } - geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) ); + updateMatrixWorld( force ) { - super( geometry, material ); + let scale = - this.plane.constant; - this.type = 'CameraHelper'; + if ( Math.abs( scale ) < 1e-8 ) scale = 1e-8; // sign does not matter - this.camera = camera; - if ( this.camera.updateProjectionMatrix ) this.camera.updateProjectionMatrix(); + this.scale.set( 0.5 * this.size, 0.5 * this.size, scale ); + + this.children[ 0 ].material.side = ( scale < 0 ) ? BackSide : FrontSide; // renderer flips side when determinant < 0; flipping not wanted here + + this.lookAt( this.plane.normal ); + + super.updateMatrixWorld( force ); + + } + +} + +const _axis = /*@__PURE__*/ new Vector3(); +let _lineGeometry, _coneGeometry; + +class ArrowHelper extends Object3D { - this.matrix = camera.matrixWorld; - this.matrixAutoUpdate = false; + // dir is assumed to be normalized - this.pointMap = pointMap; + constructor( dir = new Vector3( 0, 0, 1 ), origin = new Vector3( 0, 0, 0 ), length = 1, color = 0xffff00, headLength = length * 0.2, headWidth = headLength * 0.2 ) { - this.update(); + super(); - } + this.type = 'ArrowHelper'; - update() { + if ( _lineGeometry === undefined ) { - const geometry = this.geometry; - const pointMap = this.pointMap; + _lineGeometry = new BufferGeometry(); + _lineGeometry.setAttribute( 'position', new Float32BufferAttribute( [ 0, 0, 0, 0, 1, 0 ], 3 ) ); - const w = 1, h = 1; + _coneGeometry = new CylinderGeometry( 0, 0.5, 1, 5, 1 ); + _coneGeometry.translate( 0, - 0.5, 0 ); - // we need just camera projection matrix inverse - // world matrix must be identity + } - _camera.projectionMatrixInverse.copy( this.camera.projectionMatrixInverse ); + this.position.copy( origin ); - // center / target + this.line = new Line( _lineGeometry, new LineBasicMaterial( { color: color, toneMapped: false } ) ); + this.line.matrixAutoUpdate = false; + this.add( this.line ); - setPoint( 'c', pointMap, geometry, _camera, 0, 0, - 1 ); - setPoint( 't', pointMap, geometry, _camera, 0, 0, 1 ); + this.cone = new Mesh( _coneGeometry, new MeshBasicMaterial( { color: color, toneMapped: false } ) ); + this.cone.matrixAutoUpdate = false; + this.add( this.cone ); - // near + this.setDirection( dir ); + this.setLength( length, headLength, headWidth ); - setPoint( 'n1', pointMap, geometry, _camera, - w, - h, - 1 ); - setPoint( 'n2', pointMap, geometry, _camera, w, - h, - 1 ); - setPoint( 'n3', pointMap, geometry, _camera, - w, h, - 1 ); - setPoint( 'n4', pointMap, geometry, _camera, w, h, - 1 ); + } - // far + setDirection( dir ) { - setPoint( 'f1', pointMap, geometry, _camera, - w, - h, 1 ); - setPoint( 'f2', pointMap, geometry, _camera, w, - h, 1 ); - setPoint( 'f3', pointMap, geometry, _camera, - w, h, 1 ); - setPoint( 'f4', pointMap, geometry, _camera, w, h, 1 ); + // dir is assumed to be normalized - // up + if ( dir.y > 0.99999 ) { - setPoint( 'u1', pointMap, geometry, _camera, w * 0.7, h * 1.1, - 1 ); - setPoint( 'u2', pointMap, geometry, _camera, - w * 0.7, h * 1.1, - 1 ); - setPoint( 'u3', pointMap, geometry, _camera, 0, h * 2, - 1 ); + this.quaternion.set( 0, 0, 0, 1 ); - // cross + } else if ( dir.y < - 0.99999 ) { - setPoint( 'cf1', pointMap, geometry, _camera, - w, 0, 1 ); - setPoint( 'cf2', pointMap, geometry, _camera, w, 0, 1 ); - setPoint( 'cf3', pointMap, geometry, _camera, 0, - h, 1 ); - setPoint( 'cf4', pointMap, geometry, _camera, 0, h, 1 ); + this.quaternion.set( 1, 0, 0, 0 ); - setPoint( 'cn1', pointMap, geometry, _camera, - w, 0, - 1 ); - setPoint( 'cn2', pointMap, geometry, _camera, w, 0, - 1 ); - setPoint( 'cn3', pointMap, geometry, _camera, 0, - h, - 1 ); - setPoint( 'cn4', pointMap, geometry, _camera, 0, h, - 1 ); + } else { - geometry.getAttribute( 'position' ).needsUpdate = true; + _axis.set( dir.z, 0, - dir.x ).normalize(); - } + const radians = Math.acos( dir.y ); - dispose() { + this.quaternion.setFromAxisAngle( _axis, radians ); - this.geometry.dispose(); - this.material.dispose(); + } } -} + setLength( length, headLength = length * 0.2, headWidth = headLength * 0.2 ) { + this.line.scale.set( 1, Math.max( 0.0001, length - headLength ), 1 ); // see #17458 + this.line.updateMatrix(); -function setPoint( point, pointMap, geometry, camera, x, y, z ) { + this.cone.scale.set( headWidth, headLength, headWidth ); + this.cone.position.y = length; + this.cone.updateMatrix(); - _vector.set( x, y, z ).unproject( camera ); + } - const points = pointMap[ point ]; + setColor( color ) { - if ( points !== undefined ) { + this.line.material.color.set( color ); + this.cone.material.color.set( color ); - const position = geometry.getAttribute( 'position' ); + } - for ( let i = 0, l = points.length; i < l; i ++ ) { + copy( source ) { - position.setXYZ( points[ i ], _vector.x, _vector.y, _vector.z ); + super.copy( source, false ); - } + this.line.copy( source.line ); + this.cone.copy( source.cone ); + + return this; } } -const _box = /*@__PURE__*/ new Box3(); +class AxesHelper extends LineSegments { -class BoxHelper extends LineSegments { + constructor( size = 1 ) { - constructor( object, color = 0xffff00 ) { + const vertices = [ + 0, 0, 0, size, 0, 0, + 0, 0, 0, 0, size, 0, + 0, 0, 0, 0, 0, size + ]; - const indices = new Uint16Array( [ 0, 1, 1, 2, 2, 3, 3, 0, 4, 5, 5, 6, 6, 7, 7, 4, 0, 4, 1, 5, 2, 6, 3, 7 ] ); - const positions = new Float32Array( 8 * 3 ); + const colors = [ + 1, 0, 0, 1, 0.6, 0, + 0, 1, 0, 0.6, 1, 0, + 0, 0, 1, 0, 0.6, 1 + ]; const geometry = new BufferGeometry(); - geometry.setIndex( new BufferAttribute( indices, 1 ) ); - geometry.setAttribute( 'position', new BufferAttribute( positions, 3 ) ); - - super( geometry, new LineBasicMaterial( { color: color, toneMapped: false } ) ); + geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); + geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) ); - this.object = object; - this.type = 'BoxHelper'; + const material = new LineBasicMaterial( { vertexColors: true, toneMapped: false } ); - this.matrixAutoUpdate = false; + super( geometry, material ); - this.update(); + this.type = 'AxesHelper'; } - update( object ) { + setColors( xAxisColor, yAxisColor, zAxisColor ) { - if ( object !== undefined ) { + const color = new Color(); + const array = this.geometry.attributes.color.array; - console.warn( 'THREE.BoxHelper: .update() has no longer arguments.' ); + color.set( xAxisColor ); + color.toArray( array, 0 ); + color.toArray( array, 3 ); - } + color.set( yAxisColor ); + color.toArray( array, 6 ); + color.toArray( array, 9 ); - if ( this.object !== undefined ) { + color.set( zAxisColor ); + color.toArray( array, 12 ); + color.toArray( array, 15 ); - _box.setFromObject( this.object ); + this.geometry.attributes.color.needsUpdate = true; - } + return this; - if ( _box.isEmpty() ) return; + } - const min = _box.min; - const max = _box.max; + dispose() { - /* - 5____4 - 1/___0/| - | 6__|_7 - 2/___3/ + this.geometry.dispose(); + this.material.dispose(); - 0: max.x, max.y, max.z - 1: min.x, max.y, max.z - 2: min.x, min.y, max.z - 3: max.x, min.y, max.z - 4: max.x, max.y, min.z - 5: min.x, max.y, min.z - 6: min.x, min.y, min.z - 7: max.x, min.y, min.z - */ + } - const position = this.geometry.attributes.position; - const array = position.array; +} - array[ 0 ] = max.x; array[ 1 ] = max.y; array[ 2 ] = max.z; - array[ 3 ] = min.x; array[ 4 ] = max.y; array[ 5 ] = max.z; - array[ 6 ] = min.x; array[ 7 ] = min.y; array[ 8 ] = max.z; - array[ 9 ] = max.x; array[ 10 ] = min.y; array[ 11 ] = max.z; - array[ 12 ] = max.x; array[ 13 ] = max.y; array[ 14 ] = min.z; - array[ 15 ] = min.x; array[ 16 ] = max.y; array[ 17 ] = min.z; - array[ 18 ] = min.x; array[ 19 ] = min.y; array[ 20 ] = min.z; - array[ 21 ] = max.x; array[ 22 ] = min.y; array[ 23 ] = min.z; +class ShapePath { - position.needsUpdate = true; + constructor() { - this.geometry.computeBoundingSphere(); + this.type = 'ShapePath'; + + this.color = new Color(); + this.subPaths = []; + this.currentPath = null; } - setFromObject( object ) { + moveTo( x, y ) { - this.object = object; - this.update(); + this.currentPath = new Path(); + this.subPaths.push( this.currentPath ); + this.currentPath.moveTo( x, y ); return this; } - copy( source ) { - - LineSegments.prototype.copy.call( this, source ); + lineTo( x, y ) { - this.object = source.object; + this.currentPath.lineTo( x, y ); return this; } -} - -class Box3Helper extends LineSegments { + quadraticCurveTo( aCPx, aCPy, aX, aY ) { - constructor( box, color = 0xffff00 ) { + this.currentPath.quadraticCurveTo( aCPx, aCPy, aX, aY ); - const indices = new Uint16Array( [ 0, 1, 1, 2, 2, 3, 3, 0, 4, 5, 5, 6, 6, 7, 7, 4, 0, 4, 1, 5, 2, 6, 3, 7 ] ); + return this; - const positions = [ 1, 1, 1, - 1, 1, 1, - 1, - 1, 1, 1, - 1, 1, 1, 1, - 1, - 1, 1, - 1, - 1, - 1, - 1, 1, - 1, - 1 ]; + } - const geometry = new BufferGeometry(); + bezierCurveTo( aCP1x, aCP1y, aCP2x, aCP2y, aX, aY ) { - geometry.setIndex( new BufferAttribute( indices, 1 ) ); + this.currentPath.bezierCurveTo( aCP1x, aCP1y, aCP2x, aCP2y, aX, aY ); - geometry.setAttribute( 'position', new Float32BufferAttribute( positions, 3 ) ); + return this; - super( geometry, new LineBasicMaterial( { color: color, toneMapped: false } ) ); + } - this.box = box; + splineThru( pts ) { - this.type = 'Box3Helper'; + this.currentPath.splineThru( pts ); - this.geometry.computeBoundingSphere(); + return this; } - updateMatrixWorld( force ) { + toShapes( isCCW, noHoles ) { - const box = this.box; + function toShapesNoHoles( inSubpaths ) { - if ( box.isEmpty() ) return; + const shapes = []; - box.getCenter( this.position ); + for ( let i = 0, l = inSubpaths.length; i < l; i ++ ) { - box.getSize( this.scale ); + const tmpPath = inSubpaths[ i ]; - this.scale.multiplyScalar( 0.5 ); + const tmpShape = new Shape(); + tmpShape.curves = tmpPath.curves; - super.updateMatrixWorld( force ); + shapes.push( tmpShape ); - } + } -} + return shapes; -class PlaneHelper extends Line { + } + + function isPointInsidePolygon( inPt, inPolygon ) { + + const polyLen = inPolygon.length; + + // inPt on polygon contour => immediate success or + // toggling of inside/outside at every single! intersection point of an edge + // with the horizontal line through inPt, left of inPt + // not counting lowerY endpoints of edges and whole edges on that line + let inside = false; + for ( let p = polyLen - 1, q = 0; q < polyLen; p = q ++ ) { - constructor( plane, size = 1, hex = 0xffff00 ) { + let edgeLowPt = inPolygon[ p ]; + let edgeHighPt = inPolygon[ q ]; - const color = hex; + let edgeDx = edgeHighPt.x - edgeLowPt.x; + let edgeDy = edgeHighPt.y - edgeLowPt.y; - const positions = [ 1, - 1, 1, - 1, 1, 1, - 1, - 1, 1, 1, 1, 1, - 1, 1, 1, - 1, - 1, 1, 1, - 1, 1, 1, 1, 1, 0, 0, 1, 0, 0, 0 ]; + if ( Math.abs( edgeDy ) > Number.EPSILON ) { - const geometry = new BufferGeometry(); - geometry.setAttribute( 'position', new Float32BufferAttribute( positions, 3 ) ); - geometry.computeBoundingSphere(); + // not parallel + if ( edgeDy < 0 ) { - super( geometry, new LineBasicMaterial( { color: color, toneMapped: false } ) ); + edgeLowPt = inPolygon[ q ]; edgeDx = - edgeDx; + edgeHighPt = inPolygon[ p ]; edgeDy = - edgeDy; - this.type = 'PlaneHelper'; + } - this.plane = plane; + if ( ( inPt.y < edgeLowPt.y ) || ( inPt.y > edgeHighPt.y ) ) continue; - this.size = size; + if ( inPt.y === edgeLowPt.y ) { - const positions2 = [ 1, 1, 1, - 1, 1, 1, - 1, - 1, 1, 1, 1, 1, - 1, - 1, 1, 1, - 1, 1 ]; + if ( inPt.x === edgeLowPt.x ) return true; // inPt is on contour ? + // continue; // no intersection or edgeLowPt => doesn't count !!! - const geometry2 = new BufferGeometry(); - geometry2.setAttribute( 'position', new Float32BufferAttribute( positions2, 3 ) ); - geometry2.computeBoundingSphere(); + } else { - this.add( new Mesh( geometry2, new MeshBasicMaterial( { color: color, opacity: 0.2, transparent: true, depthWrite: false, toneMapped: false } ) ) ); + const perpEdge = edgeDy * ( inPt.x - edgeLowPt.x ) - edgeDx * ( inPt.y - edgeLowPt.y ); + if ( perpEdge === 0 ) return true; // inPt is on contour ? + if ( perpEdge < 0 ) continue; + inside = ! inside; // true intersection left of inPt - } + } - updateMatrixWorld( force ) { + } else { - let scale = - this.plane.constant; + // parallel or collinear + if ( inPt.y !== edgeLowPt.y ) continue; // parallel + // edge lies on the same horizontal line as inPt + if ( ( ( edgeHighPt.x <= inPt.x ) && ( inPt.x <= edgeLowPt.x ) ) || + ( ( edgeLowPt.x <= inPt.x ) && ( inPt.x <= edgeHighPt.x ) ) ) return true; // inPt: Point on contour ! + // continue; - if ( Math.abs( scale ) < 1e-8 ) scale = 1e-8; // sign does not matter + } - this.scale.set( 0.5 * this.size, 0.5 * this.size, scale ); + } - this.children[ 0 ].material.side = ( scale < 0 ) ? BackSide : FrontSide; // renderer flips side when determinant < 0; flipping not wanted here + return inside; - this.lookAt( this.plane.normal ); + } - super.updateMatrixWorld( force ); + const isClockWise = ShapeUtils.isClockWise; - } + const subPaths = this.subPaths; + if ( subPaths.length === 0 ) return []; -} + if ( noHoles === true ) return toShapesNoHoles( subPaths ); -const _axis = /*@__PURE__*/ new Vector3(); -let _lineGeometry, _coneGeometry; -class ArrowHelper extends Object3D { + let solid, tmpPath, tmpShape; + const shapes = []; - // dir is assumed to be normalized + if ( subPaths.length === 1 ) { - constructor( dir = new Vector3( 0, 0, 1 ), origin = new Vector3( 0, 0, 0 ), length = 1, color = 0xffff00, headLength = length * 0.2, headWidth = headLength * 0.2 ) { + tmpPath = subPaths[ 0 ]; + tmpShape = new Shape(); + tmpShape.curves = tmpPath.curves; + shapes.push( tmpShape ); + return shapes; - super(); + } - this.type = 'ArrowHelper'; + let holesFirst = ! isClockWise( subPaths[ 0 ].getPoints() ); + holesFirst = isCCW ? ! holesFirst : holesFirst; - if ( _lineGeometry === undefined ) { + // console.log("Holes first", holesFirst); - _lineGeometry = new BufferGeometry(); - _lineGeometry.setAttribute( 'position', new Float32BufferAttribute( [ 0, 0, 0, 0, 1, 0 ], 3 ) ); + const betterShapeHoles = []; + const newShapes = []; + let newShapeHoles = []; + let mainIdx = 0; + let tmpPoints; - _coneGeometry = new CylinderGeometry( 0, 0.5, 1, 5, 1 ); - _coneGeometry.translate( 0, - 0.5, 0 ); + newShapes[ mainIdx ] = undefined; + newShapeHoles[ mainIdx ] = []; - } + for ( let i = 0, l = subPaths.length; i < l; i ++ ) { - this.position.copy( origin ); + tmpPath = subPaths[ i ]; + tmpPoints = tmpPath.getPoints(); + solid = isClockWise( tmpPoints ); + solid = isCCW ? ! solid : solid; - this.line = new Line( _lineGeometry, new LineBasicMaterial( { color: color, toneMapped: false } ) ); - this.line.matrixAutoUpdate = false; - this.add( this.line ); + if ( solid ) { - this.cone = new Mesh( _coneGeometry, new MeshBasicMaterial( { color: color, toneMapped: false } ) ); - this.cone.matrixAutoUpdate = false; - this.add( this.cone ); + if ( ( ! holesFirst ) && ( newShapes[ mainIdx ] ) ) mainIdx ++; - this.setDirection( dir ); - this.setLength( length, headLength, headWidth ); + newShapes[ mainIdx ] = { s: new Shape(), p: tmpPoints }; + newShapes[ mainIdx ].s.curves = tmpPath.curves; - } + if ( holesFirst ) mainIdx ++; + newShapeHoles[ mainIdx ] = []; - setDirection( dir ) { + //console.log('cw', i); - // dir is assumed to be normalized + } else { - if ( dir.y > 0.99999 ) { + newShapeHoles[ mainIdx ].push( { h: tmpPath, p: tmpPoints[ 0 ] } ); - this.quaternion.set( 0, 0, 0, 1 ); + //console.log('ccw', i); - } else if ( dir.y < - 0.99999 ) { + } - this.quaternion.set( 1, 0, 0, 0 ); + } - } else { + // only Holes? -> probably all Shapes with wrong orientation + if ( ! newShapes[ 0 ] ) return toShapesNoHoles( subPaths ); - _axis.set( dir.z, 0, - dir.x ).normalize(); - const radians = Math.acos( dir.y ); + if ( newShapes.length > 1 ) { - this.quaternion.setFromAxisAngle( _axis, radians ); + let ambiguous = false; + const toChange = []; - } + for ( let sIdx = 0, sLen = newShapes.length; sIdx < sLen; sIdx ++ ) { - } + betterShapeHoles[ sIdx ] = []; - setLength( length, headLength = length * 0.2, headWidth = headLength * 0.2 ) { + } - this.line.scale.set( 1, Math.max( 0.0001, length - headLength ), 1 ); // see #17458 - this.line.updateMatrix(); + for ( let sIdx = 0, sLen = newShapes.length; sIdx < sLen; sIdx ++ ) { - this.cone.scale.set( headWidth, headLength, headWidth ); - this.cone.position.y = length; - this.cone.updateMatrix(); + const sho = newShapeHoles[ sIdx ]; - } + for ( let hIdx = 0; hIdx < sho.length; hIdx ++ ) { - setColor( color ) { + const ho = sho[ hIdx ]; + let hole_unassigned = true; - this.line.material.color.set( color ); - this.cone.material.color.set( color ); + for ( let s2Idx = 0; s2Idx < newShapes.length; s2Idx ++ ) { - } + if ( isPointInsidePolygon( ho.p, newShapes[ s2Idx ].p ) ) { - copy( source ) { + if ( sIdx !== s2Idx ) toChange.push( { froms: sIdx, tos: s2Idx, hole: hIdx } ); + if ( hole_unassigned ) { - super.copy( source, false ); + hole_unassigned = false; + betterShapeHoles[ s2Idx ].push( ho ); - this.line.copy( source.line ); - this.cone.copy( source.cone ); + } else { - return this; + ambiguous = true; - } + } -} + } -class AxesHelper extends LineSegments { + } - constructor( size = 1 ) { + if ( hole_unassigned ) { - const vertices = [ - 0, 0, 0, size, 0, 0, - 0, 0, 0, 0, size, 0, - 0, 0, 0, 0, 0, size - ]; + betterShapeHoles[ sIdx ].push( ho ); - const colors = [ - 1, 0, 0, 1, 0.6, 0, - 0, 1, 0, 0.6, 1, 0, - 0, 0, 1, 0, 0.6, 1 - ]; + } - const geometry = new BufferGeometry(); - geometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) ); - geometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) ); + } - const material = new LineBasicMaterial( { vertexColors: true, toneMapped: false } ); + } + // console.log("ambiguous: ", ambiguous); - super( geometry, material ); + if ( toChange.length > 0 ) { - this.type = 'AxesHelper'; + // console.log("to change: ", toChange); + if ( ! ambiguous ) newShapeHoles = betterShapeHoles; - } + } - setColors( xAxisColor, yAxisColor, zAxisColor ) { + } - const color = new Color(); - const array = this.geometry.attributes.color.array; + let tmpHoles; - color.set( xAxisColor ); - color.toArray( array, 0 ); - color.toArray( array, 3 ); + for ( let i = 0, il = newShapes.length; i < il; i ++ ) { - color.set( yAxisColor ); - color.toArray( array, 6 ); - color.toArray( array, 9 ); + tmpShape = newShapes[ i ].s; + shapes.push( tmpShape ); + tmpHoles = newShapeHoles[ i ]; - color.set( zAxisColor ); - color.toArray( array, 12 ); - color.toArray( array, 15 ); + for ( let j = 0, jl = tmpHoles.length; j < jl; j ++ ) { - this.geometry.attributes.color.needsUpdate = true; + tmpShape.holes.push( tmpHoles[ j ].h ); - return this; + } - } + } - dispose() { + //console.log("shape", shapes); - this.geometry.dispose(); - this.material.dispose(); + return shapes; } @@ -49984,6 +49745,34 @@ function LensFlare() { } +// + +function ParametricGeometry() { + + console.error( 'THREE.ParametricGeometry has been moved to /examples/jsm/geometries/ParametricGeometry.js' ); + return new BufferGeometry(); + +} + +function TextGeometry() { + + console.error( 'THREE.TextGeometry has been moved to /examples/jsm/geometries/TextGeometry.js' ); + return new BufferGeometry(); + +} + +function FontLoader() { + + console.error( 'THREE.FontLoader has been moved to /examples/jsm/loaders/FontLoader.js' ); + +} + +function Font() { + + console.error( 'THREE.Font has been moved to /examples/jsm/loaders/FontLoader.js' ); + +} + if ( typeof __THREE_DEVTOOLS__ !== 'undefined' ) { /* eslint-disable no-undef */ @@ -50008,4 +49797,4 @@ if ( typeof window !== 'undefined' ) { } -export { ACESFilmicToneMapping, AddEquation, AddOperation, AdditiveAnimationBlendMode, AdditiveBlending, AlphaFormat, AlwaysDepth, AlwaysStencilFunc, AmbientLight, AmbientLightProbe, AnimationClip, AnimationLoader, AnimationMixer, AnimationObjectGroup, AnimationUtils, ArcCurve, ArrayCamera, ArrowHelper, Audio, AudioAnalyser, AudioContext, AudioListener, AudioLoader, AxesHelper, AxisHelper, BackSide, BasicDepthPacking, BasicShadowMap, BinaryTextureLoader, Bone, BooleanKeyframeTrack, BoundingBoxHelper, Box2, Box3, Box3Helper, BoxGeometry as BoxBufferGeometry, BoxGeometry, BoxHelper, BufferAttribute, BufferGeometry, BufferGeometryLoader, ByteType, Cache, Camera, CameraHelper, CanvasRenderer, CanvasTexture, CatmullRomCurve3, CineonToneMapping, CircleGeometry as CircleBufferGeometry, CircleGeometry, ClampToEdgeWrapping, Clock, Color, ColorKeyframeTrack, CompressedTexture, CompressedTextureLoader, ConeGeometry as ConeBufferGeometry, ConeGeometry, CubeCamera, CubeReflectionMapping, CubeRefractionMapping, CubeTexture, CubeTextureLoader, CubeUVReflectionMapping, CubeUVRefractionMapping, CubicBezierCurve, CubicBezierCurve3, CubicInterpolant, CullFaceBack, CullFaceFront, CullFaceFrontBack, CullFaceNone, Curve, CurvePath, CustomBlending, CustomToneMapping, CylinderGeometry as CylinderBufferGeometry, CylinderGeometry, Cylindrical, DataTexture, DataTexture2DArray, DataTexture3D, DataTextureLoader, DataUtils, DecrementStencilOp, DecrementWrapStencilOp, DefaultLoadingManager, DepthFormat, DepthStencilFormat, DepthTexture, DirectionalLight, DirectionalLightHelper, DiscreteInterpolant, DodecahedronGeometry as DodecahedronBufferGeometry, DodecahedronGeometry, DoubleSide, DstAlphaFactor, DstColorFactor, DynamicBufferAttribute, DynamicCopyUsage, DynamicDrawUsage, DynamicReadUsage, EdgesGeometry, EdgesHelper, EllipseCurve, EqualDepth, EqualStencilFunc, EquirectangularReflectionMapping, EquirectangularRefractionMapping, Euler, EventDispatcher, ExtrudeGeometry as ExtrudeBufferGeometry, ExtrudeGeometry, FaceColors, FileLoader, FlatShading, Float16BufferAttribute, Float32Attribute, Float32BufferAttribute, Float64Attribute, Float64BufferAttribute, FloatType, Fog, FogExp2, Font, FontLoader, FrontSide, Frustum, GLBufferAttribute, GLSL1, GLSL3, GammaEncoding, GreaterDepth, GreaterEqualDepth, GreaterEqualStencilFunc, GreaterStencilFunc, GridHelper, Group, HalfFloatType, HemisphereLight, HemisphereLightHelper, HemisphereLightProbe, IcosahedronGeometry as IcosahedronBufferGeometry, IcosahedronGeometry, ImageBitmapLoader, ImageLoader, ImageUtils, ImmediateRenderObject, IncrementStencilOp, IncrementWrapStencilOp, InstancedBufferAttribute, InstancedBufferGeometry, InstancedInterleavedBuffer, InstancedMesh, Int16Attribute, Int16BufferAttribute, Int32Attribute, Int32BufferAttribute, Int8Attribute, Int8BufferAttribute, IntType, InterleavedBuffer, InterleavedBufferAttribute, Interpolant, InterpolateDiscrete, InterpolateLinear, InterpolateSmooth, InvertStencilOp, JSONLoader, KeepStencilOp, KeyframeTrack, LOD, LatheGeometry as LatheBufferGeometry, LatheGeometry, Layers, LensFlare, LessDepth, LessEqualDepth, LessEqualStencilFunc, LessStencilFunc, Light, LightProbe, Line, Line3, LineBasicMaterial, LineCurve, LineCurve3, LineDashedMaterial, LineLoop, LinePieces, LineSegments, LineStrip, LinearEncoding, LinearFilter, LinearInterpolant, LinearMipMapLinearFilter, LinearMipMapNearestFilter, LinearMipmapLinearFilter, LinearMipmapNearestFilter, LinearToneMapping, Loader, LoaderUtils, LoadingManager, LogLuvEncoding, LoopOnce, LoopPingPong, LoopRepeat, LuminanceAlphaFormat, LuminanceFormat, MOUSE, Material, MaterialLoader, MathUtils as Math, MathUtils, Matrix3, Matrix4, MaxEquation, Mesh, MeshBasicMaterial, MeshDepthMaterial, MeshDistanceMaterial, MeshFaceMaterial, MeshLambertMaterial, MeshMatcapMaterial, MeshNormalMaterial, MeshPhongMaterial, MeshPhysicalMaterial, MeshStandardMaterial, MeshToonMaterial, MinEquation, MirroredRepeatWrapping, MixOperation, MultiMaterial, MultiplyBlending, MultiplyOperation, NearestFilter, NearestMipMapLinearFilter, NearestMipMapNearestFilter, NearestMipmapLinearFilter, NearestMipmapNearestFilter, NeverDepth, NeverStencilFunc, NoBlending, NoColors, NoToneMapping, NormalAnimationBlendMode, NormalBlending, NotEqualDepth, NotEqualStencilFunc, NumberKeyframeTrack, Object3D, ObjectLoader, ObjectSpaceNormalMap, OctahedronGeometry as OctahedronBufferGeometry, OctahedronGeometry, OneFactor, OneMinusDstAlphaFactor, OneMinusDstColorFactor, OneMinusSrcAlphaFactor, OneMinusSrcColorFactor, OrthographicCamera, PCFShadowMap, PCFSoftShadowMap, PMREMGenerator, Particle, ParticleBasicMaterial, ParticleSystem, ParticleSystemMaterial, Path, PerspectiveCamera, Plane, PlaneGeometry as PlaneBufferGeometry, PlaneGeometry, PlaneHelper, PointCloud, PointCloudMaterial, PointLight, PointLightHelper, Points, PointsMaterial, PolarGridHelper, PolyhedronGeometry as PolyhedronBufferGeometry, PolyhedronGeometry, PositionalAudio, PropertyBinding, PropertyMixer, QuadraticBezierCurve, QuadraticBezierCurve3, Quaternion, QuaternionKeyframeTrack, QuaternionLinearInterpolant, REVISION, RGBADepthPacking, RGBAFormat, RGBAIntegerFormat, RGBA_ASTC_10x10_Format, RGBA_ASTC_10x5_Format, RGBA_ASTC_10x6_Format, RGBA_ASTC_10x8_Format, RGBA_ASTC_12x10_Format, RGBA_ASTC_12x12_Format, RGBA_ASTC_4x4_Format, RGBA_ASTC_5x4_Format, RGBA_ASTC_5x5_Format, RGBA_ASTC_6x5_Format, RGBA_ASTC_6x6_Format, RGBA_ASTC_8x5_Format, RGBA_ASTC_8x6_Format, RGBA_ASTC_8x8_Format, RGBA_BPTC_Format, RGBA_ETC2_EAC_Format, RGBA_PVRTC_2BPPV1_Format, RGBA_PVRTC_4BPPV1_Format, RGBA_S3TC_DXT1_Format, RGBA_S3TC_DXT3_Format, RGBA_S3TC_DXT5_Format, RGBDEncoding, RGBEEncoding, RGBEFormat, RGBFormat, RGBIntegerFormat, RGBM16Encoding, RGBM7Encoding, RGB_ETC1_Format, RGB_ETC2_Format, RGB_PVRTC_2BPPV1_Format, RGB_PVRTC_4BPPV1_Format, RGB_S3TC_DXT1_Format, RGFormat, RGIntegerFormat, RawShaderMaterial, Ray, Raycaster, RectAreaLight, RedFormat, RedIntegerFormat, ReinhardToneMapping, RepeatWrapping, ReplaceStencilOp, ReverseSubtractEquation, RingGeometry as RingBufferGeometry, RingGeometry, SRGB8_ALPHA8_ASTC_10x10_Format, SRGB8_ALPHA8_ASTC_10x5_Format, SRGB8_ALPHA8_ASTC_10x6_Format, SRGB8_ALPHA8_ASTC_10x8_Format, SRGB8_ALPHA8_ASTC_12x10_Format, SRGB8_ALPHA8_ASTC_12x12_Format, SRGB8_ALPHA8_ASTC_4x4_Format, SRGB8_ALPHA8_ASTC_5x4_Format, SRGB8_ALPHA8_ASTC_5x5_Format, SRGB8_ALPHA8_ASTC_6x5_Format, SRGB8_ALPHA8_ASTC_6x6_Format, SRGB8_ALPHA8_ASTC_8x5_Format, SRGB8_ALPHA8_ASTC_8x6_Format, SRGB8_ALPHA8_ASTC_8x8_Format, Scene, SceneUtils, ShaderChunk, ShaderLib, ShaderMaterial, ShadowMaterial, Shape, ShapeGeometry as ShapeBufferGeometry, ShapeGeometry, ShapePath, ShapeUtils, ShortType, Skeleton, SkeletonHelper, SkinnedMesh, SmoothShading, Sphere, SphereGeometry as SphereBufferGeometry, SphereGeometry, Spherical, SphericalHarmonics3, SplineCurve, SpotLight, SpotLightHelper, Sprite, SpriteMaterial, SrcAlphaFactor, SrcAlphaSaturateFactor, SrcColorFactor, StaticCopyUsage, StaticDrawUsage, StaticReadUsage, StereoCamera, StreamCopyUsage, StreamDrawUsage, StreamReadUsage, StringKeyframeTrack, SubtractEquation, SubtractiveBlending, TOUCH, TangentSpaceNormalMap, TetrahedronGeometry as TetrahedronBufferGeometry, TetrahedronGeometry, TextGeometry as TextBufferGeometry, TextGeometry, Texture, TextureLoader, TorusGeometry as TorusBufferGeometry, TorusGeometry, TorusKnotGeometry as TorusKnotBufferGeometry, TorusKnotGeometry, Triangle, TriangleFanDrawMode, TriangleStripDrawMode, TrianglesDrawMode, TubeGeometry as TubeBufferGeometry, TubeGeometry, UVMapping, Uint16Attribute, Uint16BufferAttribute, Uint32Attribute, Uint32BufferAttribute, Uint8Attribute, Uint8BufferAttribute, Uint8ClampedAttribute, Uint8ClampedBufferAttribute, Uniform, UniformsLib, UniformsUtils, UnsignedByteType, UnsignedInt248Type, UnsignedIntType, UnsignedShort4444Type, UnsignedShort5551Type, UnsignedShort565Type, UnsignedShortType, VSMShadowMap, Vector2, Vector3, Vector4, VectorKeyframeTrack, Vertex, VertexColors, VideoTexture, WebGL1Renderer, WebGLCubeRenderTarget, WebGLMultipleRenderTargets, WebGLMultisampleRenderTarget, WebGLRenderTarget, WebGLRenderTargetCube, WebGLRenderer, WebGLUtils, WireframeGeometry, WireframeHelper, WrapAroundEnding, XHRLoader, ZeroCurvatureEnding, ZeroFactor, ZeroSlopeEnding, ZeroStencilOp, sRGBEncoding }; +export { ACESFilmicToneMapping, AddEquation, AddOperation, AdditiveAnimationBlendMode, AdditiveBlending, AlphaFormat, AlwaysDepth, AlwaysStencilFunc, AmbientLight, AmbientLightProbe, AnimationClip, AnimationLoader, AnimationMixer, AnimationObjectGroup, AnimationUtils, ArcCurve, ArrayCamera, ArrowHelper, Audio, AudioAnalyser, AudioContext, AudioListener, AudioLoader, AxesHelper, AxisHelper, BackSide, BasicDepthPacking, BasicShadowMap, BinaryTextureLoader, Bone, BooleanKeyframeTrack, BoundingBoxHelper, Box2, Box3, Box3Helper, BoxGeometry as BoxBufferGeometry, BoxGeometry, BoxHelper, BufferAttribute, BufferGeometry, BufferGeometryLoader, ByteType, Cache, Camera, CameraHelper, CanvasRenderer, CanvasTexture, CatmullRomCurve3, CineonToneMapping, CircleGeometry as CircleBufferGeometry, CircleGeometry, ClampToEdgeWrapping, Clock, Color, ColorKeyframeTrack, CompressedTexture, CompressedTextureLoader, ConeGeometry as ConeBufferGeometry, ConeGeometry, CubeCamera, CubeReflectionMapping, CubeRefractionMapping, CubeTexture, CubeTextureLoader, CubeUVReflectionMapping, CubeUVRefractionMapping, CubicBezierCurve, CubicBezierCurve3, CubicInterpolant, CullFaceBack, CullFaceFront, CullFaceFrontBack, CullFaceNone, Curve, CurvePath, CustomBlending, CustomToneMapping, CylinderGeometry as CylinderBufferGeometry, CylinderGeometry, Cylindrical, DataTexture, DataTexture2DArray, DataTexture3D, DataTextureLoader, DataUtils, DecrementStencilOp, DecrementWrapStencilOp, DefaultLoadingManager, DepthFormat, DepthStencilFormat, DepthTexture, DirectionalLight, DirectionalLightHelper, DiscreteInterpolant, DodecahedronGeometry as DodecahedronBufferGeometry, DodecahedronGeometry, DoubleSide, DstAlphaFactor, DstColorFactor, DynamicBufferAttribute, DynamicCopyUsage, DynamicDrawUsage, DynamicReadUsage, EdgesGeometry, EdgesHelper, EllipseCurve, EqualDepth, EqualStencilFunc, EquirectangularReflectionMapping, EquirectangularRefractionMapping, Euler, EventDispatcher, ExtrudeGeometry as ExtrudeBufferGeometry, ExtrudeGeometry, FaceColors, FileLoader, FlatShading, Float16BufferAttribute, Float32Attribute, Float32BufferAttribute, Float64Attribute, Float64BufferAttribute, FloatType, Fog, FogExp2, Font, FontLoader, FrontSide, Frustum, GLBufferAttribute, GLSL1, GLSL3, GammaEncoding, GreaterDepth, GreaterEqualDepth, GreaterEqualStencilFunc, GreaterStencilFunc, GridHelper, Group, HalfFloatType, HemisphereLight, HemisphereLightHelper, HemisphereLightProbe, IcosahedronGeometry as IcosahedronBufferGeometry, IcosahedronGeometry, ImageBitmapLoader, ImageLoader, ImageUtils, ImmediateRenderObject, IncrementStencilOp, IncrementWrapStencilOp, InstancedBufferAttribute, InstancedBufferGeometry, InstancedInterleavedBuffer, InstancedMesh, Int16Attribute, Int16BufferAttribute, Int32Attribute, Int32BufferAttribute, Int8Attribute, Int8BufferAttribute, IntType, InterleavedBuffer, InterleavedBufferAttribute, Interpolant, InterpolateDiscrete, InterpolateLinear, InterpolateSmooth, InvertStencilOp, JSONLoader, KeepStencilOp, KeyframeTrack, LOD, LatheGeometry as LatheBufferGeometry, LatheGeometry, Layers, LensFlare, LessDepth, LessEqualDepth, LessEqualStencilFunc, LessStencilFunc, Light, LightProbe, Line, Line3, LineBasicMaterial, LineCurve, LineCurve3, LineDashedMaterial, LineLoop, LinePieces, LineSegments, LineStrip, LinearEncoding, LinearFilter, LinearInterpolant, LinearMipMapLinearFilter, LinearMipMapNearestFilter, LinearMipmapLinearFilter, LinearMipmapNearestFilter, LinearToneMapping, Loader, LoaderUtils, LoadingManager, LogLuvEncoding, LoopOnce, LoopPingPong, LoopRepeat, LuminanceAlphaFormat, LuminanceFormat, MOUSE, Material, MaterialLoader, MathUtils as Math, MathUtils, Matrix3, Matrix4, MaxEquation, Mesh, MeshBasicMaterial, MeshDepthMaterial, MeshDistanceMaterial, MeshFaceMaterial, MeshLambertMaterial, MeshMatcapMaterial, MeshNormalMaterial, MeshPhongMaterial, MeshPhysicalMaterial, MeshStandardMaterial, MeshToonMaterial, MinEquation, MirroredRepeatWrapping, MixOperation, MultiMaterial, MultiplyBlending, MultiplyOperation, NearestFilter, NearestMipMapLinearFilter, NearestMipMapNearestFilter, NearestMipmapLinearFilter, NearestMipmapNearestFilter, NeverDepth, NeverStencilFunc, NoBlending, NoColors, NoToneMapping, NormalAnimationBlendMode, NormalBlending, NotEqualDepth, NotEqualStencilFunc, NumberKeyframeTrack, Object3D, ObjectLoader, ObjectSpaceNormalMap, OctahedronGeometry as OctahedronBufferGeometry, OctahedronGeometry, OneFactor, OneMinusDstAlphaFactor, OneMinusDstColorFactor, OneMinusSrcAlphaFactor, OneMinusSrcColorFactor, OrthographicCamera, PCFShadowMap, PCFSoftShadowMap, PMREMGenerator, ParametricGeometry, Particle, ParticleBasicMaterial, ParticleSystem, ParticleSystemMaterial, Path, PerspectiveCamera, Plane, PlaneGeometry as PlaneBufferGeometry, PlaneGeometry, PlaneHelper, PointCloud, PointCloudMaterial, PointLight, PointLightHelper, Points, PointsMaterial, PolarGridHelper, PolyhedronGeometry as PolyhedronBufferGeometry, PolyhedronGeometry, PositionalAudio, PropertyBinding, PropertyMixer, QuadraticBezierCurve, QuadraticBezierCurve3, Quaternion, QuaternionKeyframeTrack, QuaternionLinearInterpolant, REVISION, RGBADepthPacking, RGBAFormat, RGBAIntegerFormat, RGBA_ASTC_10x10_Format, RGBA_ASTC_10x5_Format, RGBA_ASTC_10x6_Format, RGBA_ASTC_10x8_Format, RGBA_ASTC_12x10_Format, RGBA_ASTC_12x12_Format, RGBA_ASTC_4x4_Format, RGBA_ASTC_5x4_Format, RGBA_ASTC_5x5_Format, RGBA_ASTC_6x5_Format, RGBA_ASTC_6x6_Format, RGBA_ASTC_8x5_Format, RGBA_ASTC_8x6_Format, RGBA_ASTC_8x8_Format, RGBA_BPTC_Format, RGBA_ETC2_EAC_Format, RGBA_PVRTC_2BPPV1_Format, RGBA_PVRTC_4BPPV1_Format, RGBA_S3TC_DXT1_Format, RGBA_S3TC_DXT3_Format, RGBA_S3TC_DXT5_Format, RGBDEncoding, RGBEEncoding, RGBEFormat, RGBFormat, RGBIntegerFormat, RGBM16Encoding, RGBM7Encoding, RGB_ETC1_Format, RGB_ETC2_Format, RGB_PVRTC_2BPPV1_Format, RGB_PVRTC_4BPPV1_Format, RGB_S3TC_DXT1_Format, RGFormat, RGIntegerFormat, RawShaderMaterial, Ray, Raycaster, RectAreaLight, RedFormat, RedIntegerFormat, ReinhardToneMapping, RepeatWrapping, ReplaceStencilOp, ReverseSubtractEquation, RingGeometry as RingBufferGeometry, RingGeometry, SRGB8_ALPHA8_ASTC_10x10_Format, SRGB8_ALPHA8_ASTC_10x5_Format, SRGB8_ALPHA8_ASTC_10x6_Format, SRGB8_ALPHA8_ASTC_10x8_Format, SRGB8_ALPHA8_ASTC_12x10_Format, SRGB8_ALPHA8_ASTC_12x12_Format, SRGB8_ALPHA8_ASTC_4x4_Format, SRGB8_ALPHA8_ASTC_5x4_Format, SRGB8_ALPHA8_ASTC_5x5_Format, SRGB8_ALPHA8_ASTC_6x5_Format, SRGB8_ALPHA8_ASTC_6x6_Format, SRGB8_ALPHA8_ASTC_8x5_Format, SRGB8_ALPHA8_ASTC_8x6_Format, SRGB8_ALPHA8_ASTC_8x8_Format, Scene, SceneUtils, ShaderChunk, ShaderLib, ShaderMaterial, ShadowMaterial, Shape, ShapeGeometry as ShapeBufferGeometry, ShapeGeometry, ShapePath, ShapeUtils, ShortType, Skeleton, SkeletonHelper, SkinnedMesh, SmoothShading, Sphere, SphereGeometry as SphereBufferGeometry, SphereGeometry, Spherical, SphericalHarmonics3, SplineCurve, SpotLight, SpotLightHelper, Sprite, SpriteMaterial, SrcAlphaFactor, SrcAlphaSaturateFactor, SrcColorFactor, StaticCopyUsage, StaticDrawUsage, StaticReadUsage, StereoCamera, StreamCopyUsage, StreamDrawUsage, StreamReadUsage, StringKeyframeTrack, SubtractEquation, SubtractiveBlending, TOUCH, TangentSpaceNormalMap, TetrahedronGeometry as TetrahedronBufferGeometry, TetrahedronGeometry, TextGeometry, Texture, TextureLoader, TorusGeometry as TorusBufferGeometry, TorusGeometry, TorusKnotGeometry as TorusKnotBufferGeometry, TorusKnotGeometry, Triangle, TriangleFanDrawMode, TriangleStripDrawMode, TrianglesDrawMode, TubeGeometry as TubeBufferGeometry, TubeGeometry, UVMapping, Uint16Attribute, Uint16BufferAttribute, Uint32Attribute, Uint32BufferAttribute, Uint8Attribute, Uint8BufferAttribute, Uint8ClampedAttribute, Uint8ClampedBufferAttribute, Uniform, UniformsLib, UniformsUtils, UnsignedByteType, UnsignedInt248Type, UnsignedIntType, UnsignedShort4444Type, UnsignedShort5551Type, UnsignedShort565Type, UnsignedShortType, VSMShadowMap, Vector2, Vector3, Vector4, VectorKeyframeTrack, Vertex, VertexColors, VideoTexture, WebGL1Renderer, WebGLCubeRenderTarget, WebGLMultipleRenderTargets, WebGLMultisampleRenderTarget, WebGLRenderTarget, WebGLRenderTargetCube, WebGLRenderer, WebGLUtils, WireframeGeometry, WireframeHelper, WrapAroundEnding, XHRLoader, ZeroCurvatureEnding, ZeroFactor, ZeroSlopeEnding, ZeroStencilOp, sRGBEncoding }; -- GitLab