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tackcrypto1031-tk_comfyui_v…/js/main.js
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tackbear 7226046206 修改前端
2026-01-14 16:53:12 +08:00

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var __defProp = Object.defineProperty;
var __defNormalProp = (obj, key, value) => key in obj ? __defProp(obj, key, { enumerable: true, configurable: true, writable: true, value }) : obj[key] = value;
var __publicField = (obj, key, value) => __defNormalProp(obj, typeof key !== "symbol" ? key + "" : key, value);
import { app } from "../../../scripts/app.js";
import { api } from "../../../scripts/api.js";
/**
* @license
* Copyright 2010-2024 Three.js Authors
* SPDX-License-Identifier: MIT
*/
const REVISION = "170";
const CullFaceNone = 0;
const CullFaceBack = 1;
const CullFaceFront = 2;
const PCFShadowMap = 1;
const PCFSoftShadowMap = 2;
const VSMShadowMap = 3;
const FrontSide = 0;
const BackSide = 1;
const DoubleSide = 2;
const NoBlending = 0;
const NormalBlending = 1;
const AdditiveBlending = 2;
const SubtractiveBlending = 3;
const MultiplyBlending = 4;
const CustomBlending = 5;
const AddEquation = 100;
const SubtractEquation = 101;
const ReverseSubtractEquation = 102;
const MinEquation = 103;
const MaxEquation = 104;
const ZeroFactor = 200;
const OneFactor = 201;
const SrcColorFactor = 202;
const OneMinusSrcColorFactor = 203;
const SrcAlphaFactor = 204;
const OneMinusSrcAlphaFactor = 205;
const DstAlphaFactor = 206;
const OneMinusDstAlphaFactor = 207;
const DstColorFactor = 208;
const OneMinusDstColorFactor = 209;
const SrcAlphaSaturateFactor = 210;
const ConstantColorFactor = 211;
const OneMinusConstantColorFactor = 212;
const ConstantAlphaFactor = 213;
const OneMinusConstantAlphaFactor = 214;
const NeverDepth = 0;
const AlwaysDepth = 1;
const LessDepth = 2;
const LessEqualDepth = 3;
const EqualDepth = 4;
const GreaterEqualDepth = 5;
const GreaterDepth = 6;
const NotEqualDepth = 7;
const MultiplyOperation = 0;
const MixOperation = 1;
const AddOperation = 2;
const NoToneMapping = 0;
const LinearToneMapping = 1;
const ReinhardToneMapping = 2;
const CineonToneMapping = 3;
const ACESFilmicToneMapping = 4;
const CustomToneMapping = 5;
const AgXToneMapping = 6;
const NeutralToneMapping = 7;
const UVMapping = 300;
const CubeReflectionMapping = 301;
const CubeRefractionMapping = 302;
const EquirectangularReflectionMapping = 303;
const EquirectangularRefractionMapping = 304;
const CubeUVReflectionMapping = 306;
const RepeatWrapping = 1e3;
const ClampToEdgeWrapping = 1001;
const MirroredRepeatWrapping = 1002;
const NearestFilter = 1003;
const NearestMipmapNearestFilter = 1004;
const NearestMipmapLinearFilter = 1005;
const LinearFilter = 1006;
const LinearMipmapNearestFilter = 1007;
const LinearMipmapLinearFilter = 1008;
const UnsignedByteType = 1009;
const ByteType = 1010;
const ShortType = 1011;
const UnsignedShortType = 1012;
const IntType = 1013;
const UnsignedIntType = 1014;
const FloatType = 1015;
const HalfFloatType = 1016;
const UnsignedShort4444Type = 1017;
const UnsignedShort5551Type = 1018;
const UnsignedInt248Type = 1020;
const UnsignedInt5999Type = 35902;
const AlphaFormat = 1021;
const RGBFormat = 1022;
const RGBAFormat = 1023;
const LuminanceFormat = 1024;
const LuminanceAlphaFormat = 1025;
const DepthFormat = 1026;
const DepthStencilFormat = 1027;
const RedFormat = 1028;
const RedIntegerFormat = 1029;
const RGFormat = 1030;
const RGIntegerFormat = 1031;
const RGBAIntegerFormat = 1033;
const RGB_S3TC_DXT1_Format = 33776;
const RGBA_S3TC_DXT1_Format = 33777;
const RGBA_S3TC_DXT3_Format = 33778;
const RGBA_S3TC_DXT5_Format = 33779;
const RGB_PVRTC_4BPPV1_Format = 35840;
const RGB_PVRTC_2BPPV1_Format = 35841;
const RGBA_PVRTC_4BPPV1_Format = 35842;
const RGBA_PVRTC_2BPPV1_Format = 35843;
const RGB_ETC1_Format = 36196;
const RGB_ETC2_Format = 37492;
const RGBA_ETC2_EAC_Format = 37496;
const RGBA_ASTC_4x4_Format = 37808;
const RGBA_ASTC_5x4_Format = 37809;
const RGBA_ASTC_5x5_Format = 37810;
const RGBA_ASTC_6x5_Format = 37811;
const RGBA_ASTC_6x6_Format = 37812;
const RGBA_ASTC_8x5_Format = 37813;
const RGBA_ASTC_8x6_Format = 37814;
const RGBA_ASTC_8x8_Format = 37815;
const RGBA_ASTC_10x5_Format = 37816;
const RGBA_ASTC_10x6_Format = 37817;
const RGBA_ASTC_10x8_Format = 37818;
const RGBA_ASTC_10x10_Format = 37819;
const RGBA_ASTC_12x10_Format = 37820;
const RGBA_ASTC_12x12_Format = 37821;
const RGBA_BPTC_Format = 36492;
const RGB_BPTC_SIGNED_Format = 36494;
const RGB_BPTC_UNSIGNED_Format = 36495;
const RED_RGTC1_Format = 36283;
const SIGNED_RED_RGTC1_Format = 36284;
const RED_GREEN_RGTC2_Format = 36285;
const SIGNED_RED_GREEN_RGTC2_Format = 36286;
const BasicDepthPacking = 3200;
const RGBADepthPacking = 3201;
const TangentSpaceNormalMap = 0;
const ObjectSpaceNormalMap = 1;
const NoColorSpace = "";
const SRGBColorSpace = "srgb";
const LinearSRGBColorSpace = "srgb-linear";
const LinearTransfer = "linear";
const SRGBTransfer = "srgb";
const KeepStencilOp = 7680;
const AlwaysStencilFunc = 519;
const NeverCompare = 512;
const LessCompare = 513;
const EqualCompare = 514;
const LessEqualCompare = 515;
const GreaterCompare = 516;
const NotEqualCompare = 517;
const GreaterEqualCompare = 518;
const AlwaysCompare = 519;
const StaticDrawUsage = 35044;
const GLSL3 = "300 es";
const WebGLCoordinateSystem = 2e3;
const WebGPUCoordinateSystem = 2001;
class EventDispatcher {
addEventListener(type, listener) {
if (this._listeners === void 0) this._listeners = {};
const listeners = this._listeners;
if (listeners[type] === void 0) {
listeners[type] = [];
}
if (listeners[type].indexOf(listener) === -1) {
listeners[type].push(listener);
}
}
hasEventListener(type, listener) {
if (this._listeners === void 0) return false;
const listeners = this._listeners;
return listeners[type] !== void 0 && listeners[type].indexOf(listener) !== -1;
}
removeEventListener(type, listener) {
if (this._listeners === void 0) return;
const listeners = this._listeners;
const listenerArray = listeners[type];
if (listenerArray !== void 0) {
const index = listenerArray.indexOf(listener);
if (index !== -1) {
listenerArray.splice(index, 1);
}
}
}
dispatchEvent(event) {
if (this._listeners === void 0) return;
const listeners = this._listeners;
const listenerArray = listeners[event.type];
if (listenerArray !== void 0) {
event.target = this;
const array = listenerArray.slice(0);
for (let i = 0, l = array.length; i < l; i++) {
array[i].call(this, event);
}
event.target = null;
}
}
}
const _lut = ["00", "01", "02", "03", "04", "05", "06", "07", "08", "09", "0a", "0b", "0c", "0d", "0e", "0f", "10", "11", "12", "13", "14", "15", "16", "17", "18", "19", "1a", "1b", "1c", "1d", "1e", "1f", "20", "21", "22", "23", "24", "25", "26", "27", "28", "29", "2a", "2b", "2c", "2d", "2e", "2f", "30", "31", "32", "33", "34", "35", "36", "37", "38", "39", "3a", "3b", "3c", "3d", "3e", "3f", "40", "41", "42", "43", "44", "45", "46", "47", "48", "49", "4a", "4b", "4c", "4d", "4e", "4f", "50", "51", "52", "53", "54", "55", "56", "57", "58", "59", "5a", "5b", "5c", "5d", "5e", "5f", "60", "61", "62", "63", "64", "65", "66", "67", "68", "69", "6a", "6b", "6c", "6d", "6e", "6f", "70", "71", "72", "73", "74", "75", "76", "77", "78", "79", "7a", "7b", "7c", "7d", "7e", "7f", "80", "81", "82", "83", "84", "85", "86", "87", "88", "89", "8a", "8b", "8c", "8d", "8e", "8f", "90", "91", "92", "93", "94", "95", "96", "97", "98", "99", "9a", "9b", "9c", "9d", "9e", "9f", "a0", "a1", "a2", "a3", "a4", "a5", "a6", "a7", "a8", "a9", "aa", "ab", "ac", "ad", "ae", "af", "b0", "b1", "b2", "b3", "b4", "b5", "b6", "b7", "b8", "b9", "ba", "bb", "bc", "bd", "be", "bf", "c0", "c1", "c2", "c3", "c4", "c5", "c6", "c7", "c8", "c9", "ca", "cb", "cc", "cd", "ce", "cf", "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7", "d8", "d9", "da", "db", "dc", "dd", "de", "df", "e0", "e1", "e2", "e3", "e4", "e5", "e6", "e7", "e8", "e9", "ea", "eb", "ec", "ed", "ee", "ef", "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7", "f8", "f9", "fa", "fb", "fc", "fd", "fe", "ff"];
const DEG2RAD = Math.PI / 180;
const RAD2DEG = 180 / Math.PI;
function generateUUID() {
const d0 = Math.random() * 4294967295 | 0;
const d1 = Math.random() * 4294967295 | 0;
const d2 = Math.random() * 4294967295 | 0;
const d3 = Math.random() * 4294967295 | 0;
const uuid = _lut[d0 & 255] + _lut[d0 >> 8 & 255] + _lut[d0 >> 16 & 255] + _lut[d0 >> 24 & 255] + "-" + _lut[d1 & 255] + _lut[d1 >> 8 & 255] + "-" + _lut[d1 >> 16 & 15 | 64] + _lut[d1 >> 24 & 255] + "-" + _lut[d2 & 63 | 128] + _lut[d2 >> 8 & 255] + "-" + _lut[d2 >> 16 & 255] + _lut[d2 >> 24 & 255] + _lut[d3 & 255] + _lut[d3 >> 8 & 255] + _lut[d3 >> 16 & 255] + _lut[d3 >> 24 & 255];
return uuid.toLowerCase();
}
function clamp(value, min, max) {
return Math.max(min, Math.min(max, value));
}
function euclideanModulo(n, m) {
return (n % m + m) % m;
}
function lerp(x, y, t) {
return (1 - t) * x + t * y;
}
function denormalize(value, array) {
switch (array.constructor) {
case Float32Array:
return value;
case Uint32Array:
return value / 4294967295;
case Uint16Array:
return value / 65535;
case Uint8Array:
return value / 255;
case Int32Array:
return Math.max(value / 2147483647, -1);
case Int16Array:
return Math.max(value / 32767, -1);
case Int8Array:
return Math.max(value / 127, -1);
default:
throw new Error("Invalid component type.");
}
}
function normalize(value, array) {
switch (array.constructor) {
case Float32Array:
return value;
case Uint32Array:
return Math.round(value * 4294967295);
case Uint16Array:
return Math.round(value * 65535);
case Uint8Array:
return Math.round(value * 255);
case Int32Array:
return Math.round(value * 2147483647);
case Int16Array:
return Math.round(value * 32767);
case Int8Array:
return Math.round(value * 127);
default:
throw new Error("Invalid component type.");
}
}
class Vector2 {
constructor(x = 0, y = 0) {
Vector2.prototype.isVector2 = true;
this.x = x;
this.y = y;
}
get width() {
return this.x;
}
set width(value) {
this.x = value;
}
get height() {
return this.y;
}
set height(value) {
this.y = value;
}
set(x, y) {
this.x = x;
this.y = y;
return this;
}
setScalar(scalar) {
this.x = scalar;
this.y = scalar;
return this;
}
setX(x) {
this.x = x;
return this;
}
setY(y) {
this.y = y;
return this;
}
setComponent(index, value) {
switch (index) {
case 0:
this.x = value;
break;
case 1:
this.y = value;
break;
default:
throw new Error("index is out of range: " + index);
}
return this;
}
getComponent(index) {
switch (index) {
case 0:
return this.x;
case 1:
return this.y;
default:
throw new Error("index is out of range: " + index);
}
}
clone() {
return new this.constructor(this.x, this.y);
}
copy(v) {
this.x = v.x;
this.y = v.y;
return this;
}
add(v) {
this.x += v.x;
this.y += v.y;
return this;
}
addScalar(s) {
this.x += s;
this.y += s;
return this;
}
addVectors(a, b) {
this.x = a.x + b.x;
this.y = a.y + b.y;
return this;
}
addScaledVector(v, s) {
this.x += v.x * s;
this.y += v.y * s;
return this;
}
sub(v) {
this.x -= v.x;
this.y -= v.y;
return this;
}
subScalar(s) {
this.x -= s;
this.y -= s;
return this;
}
subVectors(a, b) {
this.x = a.x - b.x;
this.y = a.y - b.y;
return this;
}
multiply(v) {
this.x *= v.x;
this.y *= v.y;
return this;
}
multiplyScalar(scalar) {
this.x *= scalar;
this.y *= scalar;
return this;
}
divide(v) {
this.x /= v.x;
this.y /= v.y;
return this;
}
divideScalar(scalar) {
return this.multiplyScalar(1 / scalar);
}
applyMatrix3(m) {
const x = this.x, y = this.y;
const e = m.elements;
this.x = e[0] * x + e[3] * y + e[6];
this.y = e[1] * x + e[4] * y + e[7];
return this;
}
min(v) {
this.x = Math.min(this.x, v.x);
this.y = Math.min(this.y, v.y);
return this;
}
max(v) {
this.x = Math.max(this.x, v.x);
this.y = Math.max(this.y, v.y);
return this;
}
clamp(min, max) {
this.x = Math.max(min.x, Math.min(max.x, this.x));
this.y = Math.max(min.y, Math.min(max.y, this.y));
return this;
}
clampScalar(minVal, maxVal) {
this.x = Math.max(minVal, Math.min(maxVal, this.x));
this.y = Math.max(minVal, Math.min(maxVal, this.y));
return this;
}
clampLength(min, max) {
const length = this.length();
return this.divideScalar(length || 1).multiplyScalar(Math.max(min, Math.min(max, length)));
}
floor() {
this.x = Math.floor(this.x);
this.y = Math.floor(this.y);
return this;
}
ceil() {
this.x = Math.ceil(this.x);
this.y = Math.ceil(this.y);
return this;
}
round() {
this.x = Math.round(this.x);
this.y = Math.round(this.y);
return this;
}
roundToZero() {
this.x = Math.trunc(this.x);
this.y = Math.trunc(this.y);
return this;
}
negate() {
this.x = -this.x;
this.y = -this.y;
return this;
}
dot(v) {
return this.x * v.x + this.y * v.y;
}
cross(v) {
return this.x * v.y - this.y * v.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() {
const angle = Math.atan2(-this.y, -this.x) + Math.PI;
return angle;
}
angleTo(v) {
const denominator = Math.sqrt(this.lengthSq() * v.lengthSq());
if (denominator === 0) return Math.PI / 2;
const theta = this.dot(v) / denominator;
return Math.acos(clamp(theta, -1, 1));
}
distanceTo(v) {
return Math.sqrt(this.distanceToSquared(v));
}
distanceToSquared(v) {
const dx = this.x - v.x, dy = this.y - v.y;
return dx * dx + dy * dy;
}
manhattanDistanceTo(v) {
return Math.abs(this.x - v.x) + Math.abs(this.y - v.y);
}
setLength(length) {
return this.normalize().multiplyScalar(length);
}
lerp(v, alpha) {
this.x += (v.x - this.x) * alpha;
this.y += (v.y - this.y) * alpha;
return this;
}
lerpVectors(v1, v2, alpha) {
this.x = v1.x + (v2.x - v1.x) * alpha;
this.y = v1.y + (v2.y - v1.y) * alpha;
return this;
}
equals(v) {
return v.x === this.x && v.y === this.y;
}
fromArray(array, offset = 0) {
this.x = array[offset];
this.y = array[offset + 1];
return this;
}
toArray(array = [], offset = 0) {
array[offset] = this.x;
array[offset + 1] = this.y;
return array;
}
fromBufferAttribute(attribute, index) {
this.x = attribute.getX(index);
this.y = attribute.getY(index);
return this;
}
rotateAround(center, angle) {
const c = Math.cos(angle), s = Math.sin(angle);
const x = this.x - center.x;
const y = this.y - center.y;
this.x = x * c - y * s + center.x;
this.y = x * s + y * c + center.y;
return this;
}
random() {
this.x = Math.random();
this.y = Math.random();
return this;
}
*[Symbol.iterator]() {
yield this.x;
yield this.y;
}
}
class Matrix3 {
constructor(n11, n12, n13, n21, n22, n23, n31, n32, n33) {
Matrix3.prototype.isMatrix3 = true;
this.elements = [
1,
0,
0,
0,
1,
0,
0,
0,
1
];
if (n11 !== void 0) {
this.set(n11, n12, n13, n21, n22, n23, n31, n32, n33);
}
}
set(n11, n12, n13, n21, n22, n23, n31, n32, n33) {
const te = this.elements;
te[0] = n11;
te[1] = n21;
te[2] = n31;
te[3] = n12;
te[4] = n22;
te[5] = n32;
te[6] = n13;
te[7] = n23;
te[8] = n33;
return this;
}
identity() {
this.set(
1,
0,
0,
0,
1,
0,
0,
0,
1
);
return this;
}
copy(m) {
const te = this.elements;
const me = m.elements;
te[0] = me[0];
te[1] = me[1];
te[2] = me[2];
te[3] = me[3];
te[4] = me[4];
te[5] = me[5];
te[6] = me[6];
te[7] = me[7];
te[8] = me[8];
return this;
}
extractBasis(xAxis, yAxis, zAxis) {
xAxis.setFromMatrix3Column(this, 0);
yAxis.setFromMatrix3Column(this, 1);
zAxis.setFromMatrix3Column(this, 2);
return this;
}
setFromMatrix4(m) {
const me = m.elements;
this.set(
me[0],
me[4],
me[8],
me[1],
me[5],
me[9],
me[2],
me[6],
me[10]
);
return this;
}
multiply(m) {
return this.multiplyMatrices(this, m);
}
premultiply(m) {
return this.multiplyMatrices(m, this);
}
multiplyMatrices(a, b) {
const ae = a.elements;
const be = b.elements;
const te = this.elements;
const a11 = ae[0], a12 = ae[3], a13 = ae[6];
const a21 = ae[1], a22 = ae[4], a23 = ae[7];
const a31 = ae[2], a32 = ae[5], a33 = ae[8];
const b11 = be[0], b12 = be[3], b13 = be[6];
const b21 = be[1], b22 = be[4], b23 = be[7];
const b31 = be[2], b32 = be[5], b33 = be[8];
te[0] = a11 * b11 + a12 * b21 + a13 * b31;
te[3] = a11 * b12 + a12 * b22 + a13 * b32;
te[6] = a11 * b13 + a12 * b23 + a13 * b33;
te[1] = a21 * b11 + a22 * b21 + a23 * b31;
te[4] = a21 * b12 + a22 * b22 + a23 * b32;
te[7] = a21 * b13 + a22 * b23 + a23 * b33;
te[2] = a31 * b11 + a32 * b21 + a33 * b31;
te[5] = a31 * b12 + a32 * b22 + a33 * b32;
te[8] = a31 * b13 + a32 * b23 + a33 * b33;
return this;
}
multiplyScalar(s) {
const te = this.elements;
te[0] *= s;
te[3] *= s;
te[6] *= s;
te[1] *= s;
te[4] *= s;
te[7] *= s;
te[2] *= s;
te[5] *= s;
te[8] *= s;
return this;
}
determinant() {
const te = this.elements;
const a = te[0], b = te[1], c = te[2], d = te[3], e = te[4], f = te[5], g = te[6], h = te[7], i = te[8];
return a * e * i - a * f * h - b * d * i + b * f * g + c * d * h - c * e * g;
}
invert() {
const te = this.elements, n11 = te[0], n21 = te[1], n31 = te[2], n12 = te[3], n22 = te[4], n32 = te[5], n13 = te[6], n23 = te[7], n33 = te[8], t11 = n33 * n22 - n32 * n23, t12 = n32 * n13 - n33 * n12, t13 = n23 * n12 - n22 * n13, det = n11 * t11 + n21 * t12 + n31 * t13;
if (det === 0) return this.set(0, 0, 0, 0, 0, 0, 0, 0, 0);
const detInv = 1 / det;
te[0] = t11 * detInv;
te[1] = (n31 * n23 - n33 * n21) * detInv;
te[2] = (n32 * n21 - n31 * n22) * detInv;
te[3] = t12 * detInv;
te[4] = (n33 * n11 - n31 * n13) * detInv;
te[5] = (n31 * n12 - n32 * n11) * detInv;
te[6] = t13 * detInv;
te[7] = (n21 * n13 - n23 * n11) * detInv;
te[8] = (n22 * n11 - n21 * n12) * detInv;
return this;
}
transpose() {
let tmp2;
const m = this.elements;
tmp2 = m[1];
m[1] = m[3];
m[3] = tmp2;
tmp2 = m[2];
m[2] = m[6];
m[6] = tmp2;
tmp2 = m[5];
m[5] = m[7];
m[7] = tmp2;
return this;
}
getNormalMatrix(matrix4) {
return this.setFromMatrix4(matrix4).invert().transpose();
}
transposeIntoArray(r) {
const m = this.elements;
r[0] = m[0];
r[1] = m[3];
r[2] = m[6];
r[3] = m[1];
r[4] = m[4];
r[5] = m[7];
r[6] = m[2];
r[7] = m[5];
r[8] = m[8];
return this;
}
setUvTransform(tx, ty, sx, sy, rotation, cx, cy) {
const c = Math.cos(rotation);
const s = Math.sin(rotation);
this.set(
sx * c,
sx * s,
-sx * (c * cx + s * cy) + cx + tx,
-sy * s,
sy * c,
-sy * (-s * cx + c * cy) + cy + ty,
0,
0,
1
);
return this;
}
//
scale(sx, sy) {
this.premultiply(_m3.makeScale(sx, sy));
return this;
}
rotate(theta) {
this.premultiply(_m3.makeRotation(-theta));
return this;
}
translate(tx, ty) {
this.premultiply(_m3.makeTranslation(tx, ty));
return this;
}
// for 2D Transforms
makeTranslation(x, y) {
if (x.isVector2) {
this.set(
1,
0,
x.x,
0,
1,
x.y,
0,
0,
1
);
} else {
this.set(
1,
0,
x,
0,
1,
y,
0,
0,
1
);
}
return this;
}
makeRotation(theta) {
const c = Math.cos(theta);
const s = Math.sin(theta);
this.set(
c,
-s,
0,
s,
c,
0,
0,
0,
1
);
return this;
}
makeScale(x, y) {
this.set(
x,
0,
0,
0,
y,
0,
0,
0,
1
);
return this;
}
//
equals(matrix) {
const te = this.elements;
const me = matrix.elements;
for (let i = 0; i < 9; i++) {
if (te[i] !== me[i]) return false;
}
return true;
}
fromArray(array, offset = 0) {
for (let i = 0; i < 9; i++) {
this.elements[i] = array[i + offset];
}
return this;
}
toArray(array = [], offset = 0) {
const te = this.elements;
array[offset] = te[0];
array[offset + 1] = te[1];
array[offset + 2] = te[2];
array[offset + 3] = te[3];
array[offset + 4] = te[4];
array[offset + 5] = te[5];
array[offset + 6] = te[6];
array[offset + 7] = te[7];
array[offset + 8] = te[8];
return array;
}
clone() {
return new this.constructor().fromArray(this.elements);
}
}
const _m3 = /* @__PURE__ */ new Matrix3();
function arrayNeedsUint32(array) {
for (let i = array.length - 1; i >= 0; --i) {
if (array[i] >= 65535) return true;
}
return false;
}
function createElementNS(name) {
return document.createElementNS("http://www.w3.org/1999/xhtml", name);
}
function createCanvasElement() {
const canvas = createElementNS("canvas");
canvas.style.display = "block";
return canvas;
}
const _cache = {};
function warnOnce(message) {
if (message in _cache) return;
_cache[message] = true;
console.warn(message);
}
function probeAsync(gl, sync, interval) {
return new Promise(function(resolve, reject) {
function probe() {
switch (gl.clientWaitSync(sync, gl.SYNC_FLUSH_COMMANDS_BIT, 0)) {
case gl.WAIT_FAILED:
reject();
break;
case gl.TIMEOUT_EXPIRED:
setTimeout(probe, interval);
break;
default:
resolve();
}
}
setTimeout(probe, interval);
});
}
function toNormalizedProjectionMatrix(projectionMatrix) {
const m = projectionMatrix.elements;
m[2] = 0.5 * m[2] + 0.5 * m[3];
m[6] = 0.5 * m[6] + 0.5 * m[7];
m[10] = 0.5 * m[10] + 0.5 * m[11];
m[14] = 0.5 * m[14] + 0.5 * m[15];
}
function toReversedProjectionMatrix(projectionMatrix) {
const m = projectionMatrix.elements;
const isPerspectiveMatrix = m[11] === -1;
if (isPerspectiveMatrix) {
m[10] = -m[10] - 1;
m[14] = -m[14];
} else {
m[10] = -m[10];
m[14] = -m[14] + 1;
}
}
const ColorManagement = {
enabled: true,
workingColorSpace: LinearSRGBColorSpace,
/**
* Implementations of supported color spaces.
*
* Required:
* - primaries: chromaticity coordinates [ rx ry gx gy bx by ]
* - whitePoint: reference white [ x y ]
* - transfer: transfer function (pre-defined)
* - toXYZ: Matrix3 RGB to XYZ transform
* - fromXYZ: Matrix3 XYZ to RGB transform
* - luminanceCoefficients: RGB luminance coefficients
*
* Optional:
* - outputColorSpaceConfig: { drawingBufferColorSpace: ColorSpace }
* - workingColorSpaceConfig: { unpackColorSpace: ColorSpace }
*
* Reference:
* - https://www.russellcottrell.com/photo/matrixCalculator.htm
*/
spaces: {},
convert: function(color, sourceColorSpace, targetColorSpace) {
if (this.enabled === false || sourceColorSpace === targetColorSpace || !sourceColorSpace || !targetColorSpace) {
return color;
}
if (this.spaces[sourceColorSpace].transfer === SRGBTransfer) {
color.r = SRGBToLinear(color.r);
color.g = SRGBToLinear(color.g);
color.b = SRGBToLinear(color.b);
}
if (this.spaces[sourceColorSpace].primaries !== this.spaces[targetColorSpace].primaries) {
color.applyMatrix3(this.spaces[sourceColorSpace].toXYZ);
color.applyMatrix3(this.spaces[targetColorSpace].fromXYZ);
}
if (this.spaces[targetColorSpace].transfer === SRGBTransfer) {
color.r = LinearToSRGB(color.r);
color.g = LinearToSRGB(color.g);
color.b = LinearToSRGB(color.b);
}
return color;
},
fromWorkingColorSpace: function(color, targetColorSpace) {
return this.convert(color, this.workingColorSpace, targetColorSpace);
},
toWorkingColorSpace: function(color, sourceColorSpace) {
return this.convert(color, sourceColorSpace, this.workingColorSpace);
},
getPrimaries: function(colorSpace) {
return this.spaces[colorSpace].primaries;
},
getTransfer: function(colorSpace) {
if (colorSpace === NoColorSpace) return LinearTransfer;
return this.spaces[colorSpace].transfer;
},
getLuminanceCoefficients: function(target, colorSpace = this.workingColorSpace) {
return target.fromArray(this.spaces[colorSpace].luminanceCoefficients);
},
define: function(colorSpaces) {
Object.assign(this.spaces, colorSpaces);
},
// Internal APIs
_getMatrix: function(targetMatrix, sourceColorSpace, targetColorSpace) {
return targetMatrix.copy(this.spaces[sourceColorSpace].toXYZ).multiply(this.spaces[targetColorSpace].fromXYZ);
},
_getDrawingBufferColorSpace: function(colorSpace) {
return this.spaces[colorSpace].outputColorSpaceConfig.drawingBufferColorSpace;
},
_getUnpackColorSpace: function(colorSpace = this.workingColorSpace) {
return this.spaces[colorSpace].workingColorSpaceConfig.unpackColorSpace;
}
};
function SRGBToLinear(c) {
return c < 0.04045 ? c * 0.0773993808 : Math.pow(c * 0.9478672986 + 0.0521327014, 2.4);
}
function LinearToSRGB(c) {
return c < 31308e-7 ? c * 12.92 : 1.055 * Math.pow(c, 0.41666) - 0.055;
}
const REC709_PRIMARIES = [0.64, 0.33, 0.3, 0.6, 0.15, 0.06];
const REC709_LUMINANCE_COEFFICIENTS = [0.2126, 0.7152, 0.0722];
const D65 = [0.3127, 0.329];
const LINEAR_REC709_TO_XYZ = /* @__PURE__ */ new Matrix3().set(
0.4123908,
0.3575843,
0.1804808,
0.212639,
0.7151687,
0.0721923,
0.0193308,
0.1191948,
0.9505322
);
const XYZ_TO_LINEAR_REC709 = /* @__PURE__ */ new Matrix3().set(
3.2409699,
-1.5373832,
-0.4986108,
-0.9692436,
1.8759675,
0.0415551,
0.0556301,
-0.203977,
1.0569715
);
ColorManagement.define({
[LinearSRGBColorSpace]: {
primaries: REC709_PRIMARIES,
whitePoint: D65,
transfer: LinearTransfer,
toXYZ: LINEAR_REC709_TO_XYZ,
fromXYZ: XYZ_TO_LINEAR_REC709,
luminanceCoefficients: REC709_LUMINANCE_COEFFICIENTS,
workingColorSpaceConfig: { unpackColorSpace: SRGBColorSpace },
outputColorSpaceConfig: { drawingBufferColorSpace: SRGBColorSpace }
},
[SRGBColorSpace]: {
primaries: REC709_PRIMARIES,
whitePoint: D65,
transfer: SRGBTransfer,
toXYZ: LINEAR_REC709_TO_XYZ,
fromXYZ: XYZ_TO_LINEAR_REC709,
luminanceCoefficients: REC709_LUMINANCE_COEFFICIENTS,
outputColorSpaceConfig: { drawingBufferColorSpace: SRGBColorSpace }
}
});
let _canvas;
class ImageUtils {
static getDataURL(image) {
if (/^data:/i.test(image.src)) {
return image.src;
}
if (typeof HTMLCanvasElement === "undefined") {
return image.src;
}
let canvas;
if (image instanceof HTMLCanvasElement) {
canvas = image;
} else {
if (_canvas === void 0) _canvas = createElementNS("canvas");
_canvas.width = image.width;
_canvas.height = image.height;
const context = _canvas.getContext("2d");
if (image instanceof ImageData) {
context.putImageData(image, 0, 0);
} else {
context.drawImage(image, 0, 0, image.width, image.height);
}
canvas = _canvas;
}
if (canvas.width > 2048 || canvas.height > 2048) {
console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons", image);
return canvas.toDataURL("image/jpeg", 0.6);
} else {
return canvas.toDataURL("image/png");
}
}
static sRGBToLinear(image) {
if (typeof HTMLImageElement !== "undefined" && image instanceof HTMLImageElement || typeof HTMLCanvasElement !== "undefined" && image instanceof HTMLCanvasElement || typeof ImageBitmap !== "undefined" && image instanceof ImageBitmap) {
const canvas = createElementNS("canvas");
canvas.width = image.width;
canvas.height = image.height;
const context = canvas.getContext("2d");
context.drawImage(image, 0, 0, image.width, image.height);
const imageData = context.getImageData(0, 0, image.width, image.height);
const data = imageData.data;
for (let i = 0; i < data.length; i++) {
data[i] = SRGBToLinear(data[i] / 255) * 255;
}
context.putImageData(imageData, 0, 0);
return canvas;
} else if (image.data) {
const data = image.data.slice(0);
for (let i = 0; i < data.length; i++) {
if (data instanceof Uint8Array || data instanceof Uint8ClampedArray) {
data[i] = Math.floor(SRGBToLinear(data[i] / 255) * 255);
} else {
data[i] = SRGBToLinear(data[i]);
}
}
return {
data,
width: image.width,
height: image.height
};
} else {
console.warn("THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied.");
return image;
}
}
}
let _sourceId = 0;
class Source {
constructor(data = null) {
this.isSource = true;
Object.defineProperty(this, "id", { value: _sourceId++ });
this.uuid = generateUUID();
this.data = data;
this.dataReady = true;
this.version = 0;
}
set needsUpdate(value) {
if (value === true) this.version++;
}
toJSON(meta) {
const isRootObject = meta === void 0 || typeof meta === "string";
if (!isRootObject && meta.images[this.uuid] !== void 0) {
return meta.images[this.uuid];
}
const output = {
uuid: this.uuid,
url: ""
};
const data = this.data;
if (data !== null) {
let url;
if (Array.isArray(data)) {
url = [];
for (let i = 0, l = data.length; i < l; i++) {
if (data[i].isDataTexture) {
url.push(serializeImage(data[i].image));
} else {
url.push(serializeImage(data[i]));
}
}
} else {
url = serializeImage(data);
}
output.url = url;
}
if (!isRootObject) {
meta.images[this.uuid] = output;
}
return output;
}
}
function serializeImage(image) {
if (typeof HTMLImageElement !== "undefined" && image instanceof HTMLImageElement || typeof HTMLCanvasElement !== "undefined" && image instanceof HTMLCanvasElement || typeof ImageBitmap !== "undefined" && image instanceof ImageBitmap) {
return ImageUtils.getDataURL(image);
} else {
if (image.data) {
return {
data: Array.from(image.data),
width: image.width,
height: image.height,
type: image.data.constructor.name
};
} else {
console.warn("THREE.Texture: Unable to serialize Texture.");
return {};
}
}
}
let _textureId = 0;
class Texture extends EventDispatcher {
constructor(image = Texture.DEFAULT_IMAGE, mapping = Texture.DEFAULT_MAPPING, wrapS = ClampToEdgeWrapping, wrapT = ClampToEdgeWrapping, magFilter = LinearFilter, minFilter = LinearMipmapLinearFilter, format = RGBAFormat, type = UnsignedByteType, anisotropy = Texture.DEFAULT_ANISOTROPY, colorSpace = NoColorSpace) {
super();
this.isTexture = true;
Object.defineProperty(this, "id", { value: _textureId++ });
this.uuid = generateUUID();
this.name = "";
this.source = new Source(image);
this.mipmaps = [];
this.mapping = mapping;
this.channel = 0;
this.wrapS = wrapS;
this.wrapT = wrapT;
this.magFilter = magFilter;
this.minFilter = minFilter;
this.anisotropy = anisotropy;
this.format = format;
this.internalFormat = null;
this.type = type;
this.offset = new Vector2(0, 0);
this.repeat = new Vector2(1, 1);
this.center = new Vector2(0, 0);
this.rotation = 0;
this.matrixAutoUpdate = true;
this.matrix = new Matrix3();
this.generateMipmaps = true;
this.premultiplyAlpha = false;
this.flipY = true;
this.unpackAlignment = 4;
this.colorSpace = colorSpace;
this.userData = {};
this.version = 0;
this.onUpdate = null;
this.isRenderTargetTexture = false;
this.pmremVersion = 0;
}
get image() {
return this.source.data;
}
set image(value = null) {
this.source.data = value;
}
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(source) {
this.name = source.name;
this.source = source.source;
this.mipmaps = source.mipmaps.slice(0);
this.mapping = source.mapping;
this.channel = source.channel;
this.wrapS = source.wrapS;
this.wrapT = source.wrapT;
this.magFilter = source.magFilter;
this.minFilter = source.minFilter;
this.anisotropy = source.anisotropy;
this.format = source.format;
this.internalFormat = source.internalFormat;
this.type = source.type;
this.offset.copy(source.offset);
this.repeat.copy(source.repeat);
this.center.copy(source.center);
this.rotation = source.rotation;
this.matrixAutoUpdate = source.matrixAutoUpdate;
this.matrix.copy(source.matrix);
this.generateMipmaps = source.generateMipmaps;
this.premultiplyAlpha = source.premultiplyAlpha;
this.flipY = source.flipY;
this.unpackAlignment = source.unpackAlignment;
this.colorSpace = source.colorSpace;
this.userData = JSON.parse(JSON.stringify(source.userData));
this.needsUpdate = true;
return this;
}
toJSON(meta) {
const isRootObject = meta === void 0 || typeof meta === "string";
if (!isRootObject && meta.textures[this.uuid] !== void 0) {
return meta.textures[this.uuid];
}
const output = {
metadata: {
version: 4.6,
type: "Texture",
generator: "Texture.toJSON"
},
uuid: this.uuid,
name: this.name,
image: this.source.toJSON(meta).uuid,
mapping: this.mapping,
channel: this.channel,
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,
internalFormat: this.internalFormat,
type: this.type,
colorSpace: this.colorSpace,
minFilter: this.minFilter,
magFilter: this.magFilter,
anisotropy: this.anisotropy,
flipY: this.flipY,
generateMipmaps: this.generateMipmaps,
premultiplyAlpha: this.premultiplyAlpha,
unpackAlignment: this.unpackAlignment
};
if (Object.keys(this.userData).length > 0) output.userData = this.userData;
if (!isRootObject) {
meta.textures[this.uuid] = output;
}
return output;
}
dispose() {
this.dispatchEvent({ type: "dispose" });
}
transformUv(uv) {
if (this.mapping !== UVMapping) return uv;
uv.applyMatrix3(this.matrix);
if (uv.x < 0 || uv.x > 1) {
switch (this.wrapS) {
case RepeatWrapping:
uv.x = uv.x - Math.floor(uv.x);
break;
case ClampToEdgeWrapping:
uv.x = uv.x < 0 ? 0 : 1;
break;
case MirroredRepeatWrapping:
if (Math.abs(Math.floor(uv.x) % 2) === 1) {
uv.x = Math.ceil(uv.x) - uv.x;
} else {
uv.x = uv.x - Math.floor(uv.x);
}
break;
}
}
if (uv.y < 0 || uv.y > 1) {
switch (this.wrapT) {
case RepeatWrapping:
uv.y = uv.y - Math.floor(uv.y);
break;
case ClampToEdgeWrapping:
uv.y = uv.y < 0 ? 0 : 1;
break;
case MirroredRepeatWrapping:
if (Math.abs(Math.floor(uv.y) % 2) === 1) {
uv.y = Math.ceil(uv.y) - uv.y;
} else {
uv.y = uv.y - Math.floor(uv.y);
}
break;
}
}
if (this.flipY) {
uv.y = 1 - uv.y;
}
return uv;
}
set needsUpdate(value) {
if (value === true) {
this.version++;
this.source.needsUpdate = true;
}
}
set needsPMREMUpdate(value) {
if (value === true) {
this.pmremVersion++;
}
}
}
Texture.DEFAULT_IMAGE = null;
Texture.DEFAULT_MAPPING = UVMapping;
Texture.DEFAULT_ANISOTROPY = 1;
class Vector4 {
constructor(x = 0, y = 0, z = 0, w = 1) {
Vector4.prototype.isVector4 = true;
this.x = x;
this.y = y;
this.z = z;
this.w = w;
}
get width() {
return this.z;
}
set width(value) {
this.z = value;
}
get height() {
return this.w;
}
set height(value) {
this.w = value;
}
set(x, y, z, w) {
this.x = x;
this.y = y;
this.z = z;
this.w = w;
return this;
}
setScalar(scalar) {
this.x = scalar;
this.y = scalar;
this.z = scalar;
this.w = scalar;
return this;
}
setX(x) {
this.x = x;
return this;
}
setY(y) {
this.y = y;
return this;
}
setZ(z) {
this.z = z;
return this;
}
setW(w) {
this.w = w;
return this;
}
setComponent(index, value) {
switch (index) {
case 0:
this.x = value;
break;
case 1:
this.y = value;
break;
case 2:
this.z = value;
break;
case 3:
this.w = value;
break;
default:
throw new Error("index is out of range: " + index);
}
return this;
}
getComponent(index) {
switch (index) {
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: " + index);
}
}
clone() {
return new this.constructor(this.x, this.y, this.z, this.w);
}
copy(v) {
this.x = v.x;
this.y = v.y;
this.z = v.z;
this.w = v.w !== void 0 ? v.w : 1;
return this;
}
add(v) {
this.x += v.x;
this.y += v.y;
this.z += v.z;
this.w += v.w;
return this;
}
addScalar(s) {
this.x += s;
this.y += s;
this.z += s;
this.w += s;
return this;
}
addVectors(a, b) {
this.x = a.x + b.x;
this.y = a.y + b.y;
this.z = a.z + b.z;
this.w = a.w + b.w;
return this;
}
addScaledVector(v, s) {
this.x += v.x * s;
this.y += v.y * s;
this.z += v.z * s;
this.w += v.w * s;
return this;
}
sub(v) {
this.x -= v.x;
this.y -= v.y;
this.z -= v.z;
this.w -= v.w;
return this;
}
subScalar(s) {
this.x -= s;
this.y -= s;
this.z -= s;
this.w -= s;
return this;
}
subVectors(a, b) {
this.x = a.x - b.x;
this.y = a.y - b.y;
this.z = a.z - b.z;
this.w = a.w - b.w;
return this;
}
multiply(v) {
this.x *= v.x;
this.y *= v.y;
this.z *= v.z;
this.w *= v.w;
return this;
}
multiplyScalar(scalar) {
this.x *= scalar;
this.y *= scalar;
this.z *= scalar;
this.w *= scalar;
return this;
}
applyMatrix4(m) {
const x = this.x, y = this.y, z = this.z, w = this.w;
const e = m.elements;
this.x = e[0] * x + e[4] * y + e[8] * z + e[12] * w;
this.y = e[1] * x + e[5] * y + e[9] * z + e[13] * w;
this.z = e[2] * x + e[6] * y + e[10] * z + e[14] * w;
this.w = e[3] * x + e[7] * y + e[11] * z + e[15] * w;
return this;
}
divide(v) {
this.x /= v.x;
this.y /= v.y;
this.z /= v.z;
this.w /= v.w;
return this;
}
divideScalar(scalar) {
return this.multiplyScalar(1 / scalar);
}
setAxisAngleFromQuaternion(q) {
this.w = 2 * Math.acos(q.w);
const s = Math.sqrt(1 - q.w * q.w);
if (s < 1e-4) {
this.x = 1;
this.y = 0;
this.z = 0;
} else {
this.x = q.x / s;
this.y = q.y / s;
this.z = q.z / s;
}
return this;
}
setAxisAngleFromRotationMatrix(m) {
let angle, x, y, z;
const epsilon = 0.01, epsilon2 = 0.1, te = m.elements, m11 = te[0], m12 = te[4], m13 = te[8], m21 = te[1], m22 = te[5], m23 = te[9], m31 = te[2], m32 = te[6], m33 = te[10];
if (Math.abs(m12 - m21) < epsilon && Math.abs(m13 - m31) < epsilon && Math.abs(m23 - m32) < epsilon) {
if (Math.abs(m12 + m21) < epsilon2 && Math.abs(m13 + m31) < epsilon2 && Math.abs(m23 + m32) < epsilon2 && Math.abs(m11 + m22 + m33 - 3) < epsilon2) {
this.set(1, 0, 0, 0);
return this;
}
angle = Math.PI;
const xx = (m11 + 1) / 2;
const yy = (m22 + 1) / 2;
const zz = (m33 + 1) / 2;
const xy = (m12 + m21) / 4;
const xz = (m13 + m31) / 4;
const yz = (m23 + m32) / 4;
if (xx > yy && xx > zz) {
if (xx < epsilon) {
x = 0;
y = 0.707106781;
z = 0.707106781;
} else {
x = Math.sqrt(xx);
y = xy / x;
z = xz / x;
}
} else if (yy > zz) {
if (yy < epsilon) {
x = 0.707106781;
y = 0;
z = 0.707106781;
} else {
y = Math.sqrt(yy);
x = xy / y;
z = yz / y;
}
} else {
if (zz < epsilon) {
x = 0.707106781;
y = 0.707106781;
z = 0;
} else {
z = Math.sqrt(zz);
x = xz / z;
y = yz / z;
}
}
this.set(x, y, z, angle);
return this;
}
let s = Math.sqrt((m32 - m23) * (m32 - m23) + (m13 - m31) * (m13 - m31) + (m21 - m12) * (m21 - m12));
if (Math.abs(s) < 1e-3) s = 1;
this.x = (m32 - m23) / s;
this.y = (m13 - m31) / s;
this.z = (m21 - m12) / s;
this.w = Math.acos((m11 + m22 + m33 - 1) / 2);
return this;
}
setFromMatrixPosition(m) {
const e = m.elements;
this.x = e[12];
this.y = e[13];
this.z = e[14];
this.w = e[15];
return this;
}
min(v) {
this.x = Math.min(this.x, v.x);
this.y = Math.min(this.y, v.y);
this.z = Math.min(this.z, v.z);
this.w = Math.min(this.w, v.w);
return this;
}
max(v) {
this.x = Math.max(this.x, v.x);
this.y = Math.max(this.y, v.y);
this.z = Math.max(this.z, v.z);
this.w = Math.max(this.w, v.w);
return this;
}
clamp(min, max) {
this.x = Math.max(min.x, Math.min(max.x, this.x));
this.y = Math.max(min.y, Math.min(max.y, this.y));
this.z = Math.max(min.z, Math.min(max.z, this.z));
this.w = Math.max(min.w, Math.min(max.w, this.w));
return this;
}
clampScalar(minVal, maxVal) {
this.x = Math.max(minVal, Math.min(maxVal, this.x));
this.y = Math.max(minVal, Math.min(maxVal, this.y));
this.z = Math.max(minVal, Math.min(maxVal, this.z));
this.w = Math.max(minVal, Math.min(maxVal, this.w));
return this;
}
clampLength(min, max) {
const length = this.length();
return this.divideScalar(length || 1).multiplyScalar(Math.max(min, Math.min(max, length)));
}
floor() {
this.x = Math.floor(this.x);
this.y = Math.floor(this.y);
this.z = Math.floor(this.z);
this.w = Math.floor(this.w);
return this;
}
ceil() {
this.x = Math.ceil(this.x);
this.y = Math.ceil(this.y);
this.z = Math.ceil(this.z);
this.w = Math.ceil(this.w);
return this;
}
round() {
this.x = Math.round(this.x);
this.y = Math.round(this.y);
this.z = Math.round(this.z);
this.w = Math.round(this.w);
return this;
}
roundToZero() {
this.x = Math.trunc(this.x);
this.y = Math.trunc(this.y);
this.z = Math.trunc(this.z);
this.w = Math.trunc(this.w);
return this;
}
negate() {
this.x = -this.x;
this.y = -this.y;
this.z = -this.z;
this.w = -this.w;
return this;
}
dot(v) {
return this.x * v.x + this.y * v.y + this.z * v.z + this.w * v.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);
}
manhattanLength() {
return Math.abs(this.x) + Math.abs(this.y) + Math.abs(this.z) + Math.abs(this.w);
}
normalize() {
return this.divideScalar(this.length() || 1);
}
setLength(length) {
return this.normalize().multiplyScalar(length);
}
lerp(v, alpha) {
this.x += (v.x - this.x) * alpha;
this.y += (v.y - this.y) * alpha;
this.z += (v.z - this.z) * alpha;
this.w += (v.w - this.w) * alpha;
return this;
}
lerpVectors(v1, v2, alpha) {
this.x = v1.x + (v2.x - v1.x) * alpha;
this.y = v1.y + (v2.y - v1.y) * alpha;
this.z = v1.z + (v2.z - v1.z) * alpha;
this.w = v1.w + (v2.w - v1.w) * alpha;
return this;
}
equals(v) {
return v.x === this.x && v.y === this.y && v.z === this.z && v.w === this.w;
}
fromArray(array, offset = 0) {
this.x = array[offset];
this.y = array[offset + 1];
this.z = array[offset + 2];
this.w = array[offset + 3];
return this;
}
toArray(array = [], offset = 0) {
array[offset] = this.x;
array[offset + 1] = this.y;
array[offset + 2] = this.z;
array[offset + 3] = this.w;
return array;
}
fromBufferAttribute(attribute, index) {
this.x = attribute.getX(index);
this.y = attribute.getY(index);
this.z = attribute.getZ(index);
this.w = attribute.getW(index);
return this;
}
random() {
this.x = Math.random();
this.y = Math.random();
this.z = Math.random();
this.w = Math.random();
return this;
}
*[Symbol.iterator]() {
yield this.x;
yield this.y;
yield this.z;
yield this.w;
}
}
class RenderTarget extends EventDispatcher {
constructor(width = 1, height = 1, options = {}) {
super();
this.isRenderTarget = true;
this.width = width;
this.height = height;
this.depth = 1;
this.scissor = new Vector4(0, 0, width, height);
this.scissorTest = false;
this.viewport = new Vector4(0, 0, width, height);
const image = { width, height, depth: 1 };
options = Object.assign({
generateMipmaps: false,
internalFormat: null,
minFilter: LinearFilter,
depthBuffer: true,
stencilBuffer: false,
resolveDepthBuffer: true,
resolveStencilBuffer: true,
depthTexture: null,
samples: 0,
count: 1
}, options);
const texture = new Texture(image, options.mapping, options.wrapS, options.wrapT, options.magFilter, options.minFilter, options.format, options.type, options.anisotropy, options.colorSpace);
texture.flipY = false;
texture.generateMipmaps = options.generateMipmaps;
texture.internalFormat = options.internalFormat;
this.textures = [];
const count = options.count;
for (let i = 0; i < count; i++) {
this.textures[i] = texture.clone();
this.textures[i].isRenderTargetTexture = true;
}
this.depthBuffer = options.depthBuffer;
this.stencilBuffer = options.stencilBuffer;
this.resolveDepthBuffer = options.resolveDepthBuffer;
this.resolveStencilBuffer = options.resolveStencilBuffer;
this.depthTexture = options.depthTexture;
this.samples = options.samples;
}
get texture() {
return this.textures[0];
}
set texture(value) {
this.textures[0] = value;
}
setSize(width, height, depth = 1) {
if (this.width !== width || this.height !== height || this.depth !== depth) {
this.width = width;
this.height = height;
this.depth = depth;
for (let i = 0, il = this.textures.length; i < il; i++) {
this.textures[i].image.width = width;
this.textures[i].image.height = height;
this.textures[i].image.depth = depth;
}
this.dispose();
}
this.viewport.set(0, 0, width, height);
this.scissor.set(0, 0, width, height);
}
clone() {
return new this.constructor().copy(this);
}
copy(source) {
this.width = source.width;
this.height = source.height;
this.depth = source.depth;
this.scissor.copy(source.scissor);
this.scissorTest = source.scissorTest;
this.viewport.copy(source.viewport);
this.textures.length = 0;
for (let i = 0, il = source.textures.length; i < il; i++) {
this.textures[i] = source.textures[i].clone();
this.textures[i].isRenderTargetTexture = true;
}
const image = Object.assign({}, source.texture.image);
this.texture.source = new Source(image);
this.depthBuffer = source.depthBuffer;
this.stencilBuffer = source.stencilBuffer;
this.resolveDepthBuffer = source.resolveDepthBuffer;
this.resolveStencilBuffer = source.resolveStencilBuffer;
if (source.depthTexture !== null) this.depthTexture = source.depthTexture.clone();
this.samples = source.samples;
return this;
}
dispose() {
this.dispatchEvent({ type: "dispose" });
}
}
class WebGLRenderTarget extends RenderTarget {
constructor(width = 1, height = 1, options = {}) {
super(width, height, options);
this.isWebGLRenderTarget = true;
}
}
class DataArrayTexture extends Texture {
constructor(data = null, width = 1, height = 1, depth = 1) {
super(null);
this.isDataArrayTexture = true;
this.image = { data, width, height, depth };
this.magFilter = NearestFilter;
this.minFilter = NearestFilter;
this.wrapR = ClampToEdgeWrapping;
this.generateMipmaps = false;
this.flipY = false;
this.unpackAlignment = 1;
this.layerUpdates = /* @__PURE__ */ new Set();
}
addLayerUpdate(layerIndex) {
this.layerUpdates.add(layerIndex);
}
clearLayerUpdates() {
this.layerUpdates.clear();
}
}
class Data3DTexture extends Texture {
constructor(data = null, width = 1, height = 1, depth = 1) {
super(null);
this.isData3DTexture = true;
this.image = { data, width, height, depth };
this.magFilter = NearestFilter;
this.minFilter = NearestFilter;
this.wrapR = ClampToEdgeWrapping;
this.generateMipmaps = false;
this.flipY = false;
this.unpackAlignment = 1;
}
}
class Quaternion {
constructor(x = 0, y = 0, z = 0, w = 1) {
this.isQuaternion = true;
this._x = x;
this._y = y;
this._z = z;
this._w = w;
}
static slerpFlat(dst, dstOffset, src0, srcOffset0, src1, srcOffset1, t) {
let x0 = src0[srcOffset0 + 0], y0 = src0[srcOffset0 + 1], z0 = src0[srcOffset0 + 2], w0 = src0[srcOffset0 + 3];
const x1 = src1[srcOffset1 + 0], y1 = src1[srcOffset1 + 1], z1 = src1[srcOffset1 + 2], w1 = src1[srcOffset1 + 3];
if (t === 0) {
dst[dstOffset + 0] = x0;
dst[dstOffset + 1] = y0;
dst[dstOffset + 2] = z0;
dst[dstOffset + 3] = w0;
return;
}
if (t === 1) {
dst[dstOffset + 0] = x1;
dst[dstOffset + 1] = y1;
dst[dstOffset + 2] = z1;
dst[dstOffset + 3] = w1;
return;
}
if (w0 !== w1 || x0 !== x1 || y0 !== y1 || z0 !== z1) {
let s = 1 - t;
const cos = x0 * x1 + y0 * y1 + z0 * z1 + w0 * w1, dir = cos >= 0 ? 1 : -1, sqrSin = 1 - cos * cos;
if (sqrSin > Number.EPSILON) {
const sin = Math.sqrt(sqrSin), len = Math.atan2(sin, cos * dir);
s = Math.sin(s * len) / sin;
t = Math.sin(t * len) / sin;
}
const tDir = t * dir;
x0 = x0 * s + x1 * tDir;
y0 = y0 * s + y1 * tDir;
z0 = z0 * s + z1 * tDir;
w0 = w0 * s + w1 * tDir;
if (s === 1 - t) {
const f = 1 / Math.sqrt(x0 * x0 + y0 * y0 + z0 * z0 + w0 * w0);
x0 *= f;
y0 *= f;
z0 *= f;
w0 *= f;
}
}
dst[dstOffset] = x0;
dst[dstOffset + 1] = y0;
dst[dstOffset + 2] = z0;
dst[dstOffset + 3] = w0;
}
static multiplyQuaternionsFlat(dst, dstOffset, src0, srcOffset0, src1, srcOffset1) {
const x0 = src0[srcOffset0];
const y0 = src0[srcOffset0 + 1];
const z0 = src0[srcOffset0 + 2];
const w0 = src0[srcOffset0 + 3];
const x1 = src1[srcOffset1];
const y1 = src1[srcOffset1 + 1];
const z1 = src1[srcOffset1 + 2];
const w1 = src1[srcOffset1 + 3];
dst[dstOffset] = x0 * w1 + w0 * x1 + y0 * z1 - z0 * y1;
dst[dstOffset + 1] = y0 * w1 + w0 * y1 + z0 * x1 - x0 * z1;
dst[dstOffset + 2] = z0 * w1 + w0 * z1 + x0 * y1 - y0 * x1;
dst[dstOffset + 3] = w0 * w1 - x0 * x1 - y0 * y1 - z0 * z1;
return dst;
}
get x() {
return this._x;
}
set x(value) {
this._x = value;
this._onChangeCallback();
}
get y() {
return this._y;
}
set y(value) {
this._y = value;
this._onChangeCallback();
}
get z() {
return this._z;
}
set z(value) {
this._z = value;
this._onChangeCallback();
}
get w() {
return this._w;
}
set w(value) {
this._w = value;
this._onChangeCallback();
}
set(x, y, z, w) {
this._x = x;
this._y = y;
this._z = z;
this._w = w;
this._onChangeCallback();
return this;
}
clone() {
return new this.constructor(this._x, this._y, this._z, this._w);
}
copy(quaternion) {
this._x = quaternion.x;
this._y = quaternion.y;
this._z = quaternion.z;
this._w = quaternion.w;
this._onChangeCallback();
return this;
}
setFromEuler(euler, update = true) {
const x = euler._x, y = euler._y, z = euler._z, order = euler._order;
const cos = Math.cos;
const sin = Math.sin;
const c1 = cos(x / 2);
const c2 = cos(y / 2);
const c3 = cos(z / 2);
const s1 = sin(x / 2);
const s2 = sin(y / 2);
const s3 = sin(z / 2);
switch (order) {
case "XYZ":
this._x = s1 * c2 * c3 + c1 * s2 * s3;
this._y = c1 * s2 * c3 - s1 * c2 * s3;
this._z = c1 * c2 * s3 + s1 * s2 * c3;
this._w = c1 * c2 * c3 - s1 * s2 * s3;
break;
case "YXZ":
this._x = s1 * c2 * c3 + c1 * s2 * s3;
this._y = c1 * s2 * c3 - s1 * c2 * s3;
this._z = c1 * c2 * s3 - s1 * s2 * c3;
this._w = c1 * c2 * c3 + s1 * s2 * s3;
break;
case "ZXY":
this._x = s1 * c2 * c3 - c1 * s2 * s3;
this._y = c1 * s2 * c3 + s1 * c2 * s3;
this._z = c1 * c2 * s3 + s1 * s2 * c3;
this._w = c1 * c2 * c3 - s1 * s2 * s3;
break;
case "ZYX":
this._x = s1 * c2 * c3 - c1 * s2 * s3;
this._y = c1 * s2 * c3 + s1 * c2 * s3;
this._z = c1 * c2 * s3 - s1 * s2 * c3;
this._w = c1 * c2 * c3 + s1 * s2 * s3;
break;
case "YZX":
this._x = s1 * c2 * c3 + c1 * s2 * s3;
this._y = c1 * s2 * c3 + s1 * c2 * s3;
this._z = c1 * c2 * s3 - s1 * s2 * c3;
this._w = c1 * c2 * c3 - s1 * s2 * s3;
break;
case "XZY":
this._x = s1 * c2 * c3 - c1 * s2 * s3;
this._y = c1 * s2 * c3 - s1 * c2 * s3;
this._z = c1 * c2 * s3 + s1 * s2 * c3;
this._w = c1 * c2 * c3 + s1 * s2 * s3;
break;
default:
console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: " + order);
}
if (update === true) this._onChangeCallback();
return this;
}
setFromAxisAngle(axis, angle) {
const halfAngle = angle / 2, s = Math.sin(halfAngle);
this._x = axis.x * s;
this._y = axis.y * s;
this._z = axis.z * s;
this._w = Math.cos(halfAngle);
this._onChangeCallback();
return this;
}
setFromRotationMatrix(m) {
const te = m.elements, m11 = te[0], m12 = te[4], m13 = te[8], m21 = te[1], m22 = te[5], m23 = te[9], m31 = te[2], m32 = te[6], m33 = te[10], trace = m11 + m22 + m33;
if (trace > 0) {
const s = 0.5 / Math.sqrt(trace + 1);
this._w = 0.25 / s;
this._x = (m32 - m23) * s;
this._y = (m13 - m31) * s;
this._z = (m21 - m12) * s;
} else if (m11 > m22 && m11 > m33) {
const s = 2 * Math.sqrt(1 + m11 - m22 - m33);
this._w = (m32 - m23) / s;
this._x = 0.25 * s;
this._y = (m12 + m21) / s;
this._z = (m13 + m31) / s;
} else if (m22 > m33) {
const s = 2 * Math.sqrt(1 + m22 - m11 - m33);
this._w = (m13 - m31) / s;
this._x = (m12 + m21) / s;
this._y = 0.25 * s;
this._z = (m23 + m32) / s;
} else {
const s = 2 * Math.sqrt(1 + m33 - m11 - m22);
this._w = (m21 - m12) / s;
this._x = (m13 + m31) / s;
this._y = (m23 + m32) / s;
this._z = 0.25 * s;
}
this._onChangeCallback();
return this;
}
setFromUnitVectors(vFrom, vTo) {
let r = vFrom.dot(vTo) + 1;
if (r < Number.EPSILON) {
r = 0;
if (Math.abs(vFrom.x) > Math.abs(vFrom.z)) {
this._x = -vFrom.y;
this._y = vFrom.x;
this._z = 0;
this._w = r;
} else {
this._x = 0;
this._y = -vFrom.z;
this._z = vFrom.y;
this._w = r;
}
} else {
this._x = vFrom.y * vTo.z - vFrom.z * vTo.y;
this._y = vFrom.z * vTo.x - vFrom.x * vTo.z;
this._z = vFrom.x * vTo.y - vFrom.y * vTo.x;
this._w = r;
}
return this.normalize();
}
angleTo(q) {
return 2 * Math.acos(Math.abs(clamp(this.dot(q), -1, 1)));
}
rotateTowards(q, step) {
const angle = this.angleTo(q);
if (angle === 0) return this;
const t = Math.min(1, step / angle);
this.slerp(q, t);
return this;
}
identity() {
return this.set(0, 0, 0, 1);
}
invert() {
return this.conjugate();
}
conjugate() {
this._x *= -1;
this._y *= -1;
this._z *= -1;
this._onChangeCallback();
return this;
}
dot(v) {
return this._x * v._x + this._y * v._y + this._z * v._z + this._w * v._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 l = this.length();
if (l === 0) {
this._x = 0;
this._y = 0;
this._z = 0;
this._w = 1;
} else {
l = 1 / l;
this._x = this._x * l;
this._y = this._y * l;
this._z = this._z * l;
this._w = this._w * l;
}
this._onChangeCallback();
return this;
}
multiply(q) {
return this.multiplyQuaternions(this, q);
}
premultiply(q) {
return this.multiplyQuaternions(q, this);
}
multiplyQuaternions(a, b) {
const qax = a._x, qay = a._y, qaz = a._z, qaw = a._w;
const qbx = b._x, qby = b._y, qbz = b._z, qbw = b._w;
this._x = qax * qbw + qaw * qbx + qay * qbz - qaz * qby;
this._y = qay * qbw + qaw * qby + qaz * qbx - qax * qbz;
this._z = qaz * qbw + qaw * qbz + qax * qby - qay * qbx;
this._w = qaw * qbw - qax * qbx - qay * qby - qaz * qbz;
this._onChangeCallback();
return this;
}
slerp(qb, t) {
if (t === 0) return this;
if (t === 1) return this.copy(qb);
const x = this._x, y = this._y, z = this._z, w = this._w;
let cosHalfTheta = w * qb._w + x * qb._x + y * qb._y + z * qb._z;
if (cosHalfTheta < 0) {
this._w = -qb._w;
this._x = -qb._x;
this._y = -qb._y;
this._z = -qb._z;
cosHalfTheta = -cosHalfTheta;
} else {
this.copy(qb);
}
if (cosHalfTheta >= 1) {
this._w = w;
this._x = x;
this._y = y;
this._z = z;
return this;
}
const sqrSinHalfTheta = 1 - cosHalfTheta * cosHalfTheta;
if (sqrSinHalfTheta <= Number.EPSILON) {
const s = 1 - t;
this._w = s * w + t * this._w;
this._x = s * x + t * this._x;
this._y = s * y + t * this._y;
this._z = s * z + t * this._z;
this.normalize();
return this;
}
const sinHalfTheta = Math.sqrt(sqrSinHalfTheta);
const halfTheta = Math.atan2(sinHalfTheta, cosHalfTheta);
const ratioA = Math.sin((1 - t) * halfTheta) / sinHalfTheta, ratioB = Math.sin(t * halfTheta) / sinHalfTheta;
this._w = w * ratioA + this._w * ratioB;
this._x = x * ratioA + this._x * ratioB;
this._y = y * ratioA + this._y * ratioB;
this._z = z * ratioA + this._z * ratioB;
this._onChangeCallback();
return this;
}
slerpQuaternions(qa, qb, t) {
return this.copy(qa).slerp(qb, t);
}
random() {
const theta1 = 2 * Math.PI * Math.random();
const theta2 = 2 * Math.PI * Math.random();
const x0 = Math.random();
const r1 = Math.sqrt(1 - x0);
const r2 = Math.sqrt(x0);
return this.set(
r1 * Math.sin(theta1),
r1 * Math.cos(theta1),
r2 * Math.sin(theta2),
r2 * Math.cos(theta2)
);
}
equals(quaternion) {
return quaternion._x === this._x && quaternion._y === this._y && quaternion._z === this._z && quaternion._w === this._w;
}
fromArray(array, offset = 0) {
this._x = array[offset];
this._y = array[offset + 1];
this._z = array[offset + 2];
this._w = array[offset + 3];
this._onChangeCallback();
return this;
}
toArray(array = [], offset = 0) {
array[offset] = this._x;
array[offset + 1] = this._y;
array[offset + 2] = this._z;
array[offset + 3] = this._w;
return array;
}
fromBufferAttribute(attribute, index) {
this._x = attribute.getX(index);
this._y = attribute.getY(index);
this._z = attribute.getZ(index);
this._w = attribute.getW(index);
this._onChangeCallback();
return this;
}
toJSON() {
return this.toArray();
}
_onChange(callback) {
this._onChangeCallback = callback;
return this;
}
_onChangeCallback() {
}
*[Symbol.iterator]() {
yield this._x;
yield this._y;
yield this._z;
yield this._w;
}
}
class Vector3 {
constructor(x = 0, y = 0, z = 0) {
Vector3.prototype.isVector3 = true;
this.x = x;
this.y = y;
this.z = z;
}
set(x, y, z) {
if (z === void 0) z = this.z;
this.x = x;
this.y = y;
this.z = z;
return this;
}
setScalar(scalar) {
this.x = scalar;
this.y = scalar;
this.z = scalar;
return this;
}
setX(x) {
this.x = x;
return this;
}
setY(y) {
this.y = y;
return this;
}
setZ(z) {
this.z = z;
return this;
}
setComponent(index, value) {
switch (index) {
case 0:
this.x = value;
break;
case 1:
this.y = value;
break;
case 2:
this.z = value;
break;
default:
throw new Error("index is out of range: " + index);
}
return this;
}
getComponent(index) {
switch (index) {
case 0:
return this.x;
case 1:
return this.y;
case 2:
return this.z;
default:
throw new Error("index is out of range: " + index);
}
}
clone() {
return new this.constructor(this.x, this.y, this.z);
}
copy(v) {
this.x = v.x;
this.y = v.y;
this.z = v.z;
return this;
}
add(v) {
this.x += v.x;
this.y += v.y;
this.z += v.z;
return this;
}
addScalar(s) {
this.x += s;
this.y += s;
this.z += s;
return this;
}
addVectors(a, b) {
this.x = a.x + b.x;
this.y = a.y + b.y;
this.z = a.z + b.z;
return this;
}
addScaledVector(v, s) {
this.x += v.x * s;
this.y += v.y * s;
this.z += v.z * s;
return this;
}
sub(v) {
this.x -= v.x;
this.y -= v.y;
this.z -= v.z;
return this;
}
subScalar(s) {
this.x -= s;
this.y -= s;
this.z -= s;
return this;
}
subVectors(a, b) {
this.x = a.x - b.x;
this.y = a.y - b.y;
this.z = a.z - b.z;
return this;
}
multiply(v) {
this.x *= v.x;
this.y *= v.y;
this.z *= v.z;
return this;
}
multiplyScalar(scalar) {
this.x *= scalar;
this.y *= scalar;
this.z *= scalar;
return this;
}
multiplyVectors(a, b) {
this.x = a.x * b.x;
this.y = a.y * b.y;
this.z = a.z * b.z;
return this;
}
applyEuler(euler) {
return this.applyQuaternion(_quaternion$4.setFromEuler(euler));
}
applyAxisAngle(axis, angle) {
return this.applyQuaternion(_quaternion$4.setFromAxisAngle(axis, angle));
}
applyMatrix3(m) {
const x = this.x, y = this.y, z = this.z;
const e = m.elements;
this.x = e[0] * x + e[3] * y + e[6] * z;
this.y = e[1] * x + e[4] * y + e[7] * z;
this.z = e[2] * x + e[5] * y + e[8] * z;
return this;
}
applyNormalMatrix(m) {
return this.applyMatrix3(m).normalize();
}
applyMatrix4(m) {
const x = this.x, y = this.y, z = this.z;
const e = m.elements;
const w = 1 / (e[3] * x + e[7] * y + e[11] * z + e[15]);
this.x = (e[0] * x + e[4] * y + e[8] * z + e[12]) * w;
this.y = (e[1] * x + e[5] * y + e[9] * z + e[13]) * w;
this.z = (e[2] * x + e[6] * y + e[10] * z + e[14]) * w;
return this;
}
applyQuaternion(q) {
const vx = this.x, vy = this.y, vz = this.z;
const qx = q.x, qy = q.y, qz = q.z, qw = q.w;
const tx = 2 * (qy * vz - qz * vy);
const ty = 2 * (qz * vx - qx * vz);
const tz = 2 * (qx * vy - qy * vx);
this.x = vx + qw * tx + qy * tz - qz * ty;
this.y = vy + qw * ty + qz * tx - qx * tz;
this.z = vz + qw * tz + qx * ty - qy * tx;
return this;
}
project(camera) {
return this.applyMatrix4(camera.matrixWorldInverse).applyMatrix4(camera.projectionMatrix);
}
unproject(camera) {
return this.applyMatrix4(camera.projectionMatrixInverse).applyMatrix4(camera.matrixWorld);
}
transformDirection(m) {
const x = this.x, y = this.y, z = this.z;
const e = m.elements;
this.x = e[0] * x + e[4] * y + e[8] * z;
this.y = e[1] * x + e[5] * y + e[9] * z;
this.z = e[2] * x + e[6] * y + e[10] * z;
return this.normalize();
}
divide(v) {
this.x /= v.x;
this.y /= v.y;
this.z /= v.z;
return this;
}
divideScalar(scalar) {
return this.multiplyScalar(1 / scalar);
}
min(v) {
this.x = Math.min(this.x, v.x);
this.y = Math.min(this.y, v.y);
this.z = Math.min(this.z, v.z);
return this;
}
max(v) {
this.x = Math.max(this.x, v.x);
this.y = Math.max(this.y, v.y);
this.z = Math.max(this.z, v.z);
return this;
}
clamp(min, max) {
this.x = Math.max(min.x, Math.min(max.x, this.x));
this.y = Math.max(min.y, Math.min(max.y, this.y));
this.z = Math.max(min.z, Math.min(max.z, this.z));
return this;
}
clampScalar(minVal, maxVal) {
this.x = Math.max(minVal, Math.min(maxVal, this.x));
this.y = Math.max(minVal, Math.min(maxVal, this.y));
this.z = Math.max(minVal, Math.min(maxVal, this.z));
return this;
}
clampLength(min, max) {
const length = this.length();
return this.divideScalar(length || 1).multiplyScalar(Math.max(min, Math.min(max, length)));
}
floor() {
this.x = Math.floor(this.x);
this.y = Math.floor(this.y);
this.z = Math.floor(this.z);
return this;
}
ceil() {
this.x = Math.ceil(this.x);
this.y = Math.ceil(this.y);
this.z = Math.ceil(this.z);
return this;
}
round() {
this.x = Math.round(this.x);
this.y = Math.round(this.y);
this.z = Math.round(this.z);
return this;
}
roundToZero() {
this.x = Math.trunc(this.x);
this.y = Math.trunc(this.y);
this.z = Math.trunc(this.z);
return this;
}
negate() {
this.x = -this.x;
this.y = -this.y;
this.z = -this.z;
return this;
}
dot(v) {
return this.x * v.x + this.y * v.y + this.z * v.z;
}
// TODO lengthSquared?
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(length) {
return this.normalize().multiplyScalar(length);
}
lerp(v, alpha) {
this.x += (v.x - this.x) * alpha;
this.y += (v.y - this.y) * alpha;
this.z += (v.z - this.z) * alpha;
return this;
}
lerpVectors(v1, v2, alpha) {
this.x = v1.x + (v2.x - v1.x) * alpha;
this.y = v1.y + (v2.y - v1.y) * alpha;
this.z = v1.z + (v2.z - v1.z) * alpha;
return this;
}
cross(v) {
return this.crossVectors(this, v);
}
crossVectors(a, b) {
const ax = a.x, ay = a.y, az = a.z;
const bx = b.x, by = b.y, bz = b.z;
this.x = ay * bz - az * by;
this.y = az * bx - ax * bz;
this.z = ax * by - ay * bx;
return this;
}
projectOnVector(v) {
const denominator = v.lengthSq();
if (denominator === 0) return this.set(0, 0, 0);
const scalar = v.dot(this) / denominator;
return this.copy(v).multiplyScalar(scalar);
}
projectOnPlane(planeNormal) {
_vector$c.copy(this).projectOnVector(planeNormal);
return this.sub(_vector$c);
}
reflect(normal) {
return this.sub(_vector$c.copy(normal).multiplyScalar(2 * this.dot(normal)));
}
angleTo(v) {
const denominator = Math.sqrt(this.lengthSq() * v.lengthSq());
if (denominator === 0) return Math.PI / 2;
const theta = this.dot(v) / denominator;
return Math.acos(clamp(theta, -1, 1));
}
distanceTo(v) {
return Math.sqrt(this.distanceToSquared(v));
}
distanceToSquared(v) {
const dx = this.x - v.x, dy = this.y - v.y, dz = this.z - v.z;
return dx * dx + dy * dy + dz * dz;
}
manhattanDistanceTo(v) {
return Math.abs(this.x - v.x) + Math.abs(this.y - v.y) + Math.abs(this.z - v.z);
}
setFromSpherical(s) {
return this.setFromSphericalCoords(s.radius, s.phi, s.theta);
}
setFromSphericalCoords(radius, phi, theta) {
const sinPhiRadius = Math.sin(phi) * radius;
this.x = sinPhiRadius * Math.sin(theta);
this.y = Math.cos(phi) * radius;
this.z = sinPhiRadius * Math.cos(theta);
return this;
}
setFromCylindrical(c) {
return this.setFromCylindricalCoords(c.radius, c.theta, c.y);
}
setFromCylindricalCoords(radius, theta, y) {
this.x = radius * Math.sin(theta);
this.y = y;
this.z = radius * Math.cos(theta);
return this;
}
setFromMatrixPosition(m) {
const e = m.elements;
this.x = e[12];
this.y = e[13];
this.z = e[14];
return this;
}
setFromMatrixScale(m) {
const sx = this.setFromMatrixColumn(m, 0).length();
const sy = this.setFromMatrixColumn(m, 1).length();
const sz = this.setFromMatrixColumn(m, 2).length();
this.x = sx;
this.y = sy;
this.z = sz;
return this;
}
setFromMatrixColumn(m, index) {
return this.fromArray(m.elements, index * 4);
}
setFromMatrix3Column(m, index) {
return this.fromArray(m.elements, index * 3);
}
setFromEuler(e) {
this.x = e._x;
this.y = e._y;
this.z = e._z;
return this;
}
setFromColor(c) {
this.x = c.r;
this.y = c.g;
this.z = c.b;
return this;
}
equals(v) {
return v.x === this.x && v.y === this.y && v.z === this.z;
}
fromArray(array, offset = 0) {
this.x = array[offset];
this.y = array[offset + 1];
this.z = array[offset + 2];
return this;
}
toArray(array = [], offset = 0) {
array[offset] = this.x;
array[offset + 1] = this.y;
array[offset + 2] = this.z;
return array;
}
fromBufferAttribute(attribute, index) {
this.x = attribute.getX(index);
this.y = attribute.getY(index);
this.z = attribute.getZ(index);
return this;
}
random() {
this.x = Math.random();
this.y = Math.random();
this.z = Math.random();
return this;
}
randomDirection() {
const theta = Math.random() * Math.PI * 2;
const u = Math.random() * 2 - 1;
const c = Math.sqrt(1 - u * u);
this.x = c * Math.cos(theta);
this.y = u;
this.z = c * Math.sin(theta);
return this;
}
*[Symbol.iterator]() {
yield this.x;
yield this.y;
yield this.z;
}
}
const _vector$c = /* @__PURE__ */ new Vector3();
const _quaternion$4 = /* @__PURE__ */ new Quaternion();
class Box3 {
constructor(min = new Vector3(Infinity, Infinity, Infinity), max = new Vector3(-Infinity, -Infinity, -Infinity)) {
this.isBox3 = true;
this.min = min;
this.max = max;
}
set(min, max) {
this.min.copy(min);
this.max.copy(max);
return this;
}
setFromArray(array) {
this.makeEmpty();
for (let i = 0, il = array.length; i < il; i += 3) {
this.expandByPoint(_vector$b.fromArray(array, i));
}
return this;
}
setFromBufferAttribute(attribute) {
this.makeEmpty();
for (let i = 0, il = attribute.count; i < il; i++) {
this.expandByPoint(_vector$b.fromBufferAttribute(attribute, i));
}
return this;
}
setFromPoints(points) {
this.makeEmpty();
for (let i = 0, il = points.length; i < il; i++) {
this.expandByPoint(points[i]);
}
return this;
}
setFromCenterAndSize(center, size) {
const halfSize = _vector$b.copy(size).multiplyScalar(0.5);
this.min.copy(center).sub(halfSize);
this.max.copy(center).add(halfSize);
return this;
}
setFromObject(object, precise = false) {
this.makeEmpty();
return this.expandByObject(object, precise);
}
clone() {
return new this.constructor().copy(this);
}
copy(box) {
this.min.copy(box.min);
this.max.copy(box.max);
return this;
}
makeEmpty() {
this.min.x = this.min.y = this.min.z = Infinity;
this.max.x = this.max.y = this.max.z = -Infinity;
return this;
}
isEmpty() {
return this.max.x < this.min.x || this.max.y < this.min.y || this.max.z < this.min.z;
}
getCenter(target) {
return this.isEmpty() ? target.set(0, 0, 0) : target.addVectors(this.min, this.max).multiplyScalar(0.5);
}
getSize(target) {
return this.isEmpty() ? target.set(0, 0, 0) : target.subVectors(this.max, this.min);
}
expandByPoint(point) {
this.min.min(point);
this.max.max(point);
return this;
}
expandByVector(vector) {
this.min.sub(vector);
this.max.add(vector);
return this;
}
expandByScalar(scalar) {
this.min.addScalar(-scalar);
this.max.addScalar(scalar);
return this;
}
expandByObject(object, precise = false) {
object.updateWorldMatrix(false, false);
const geometry = object.geometry;
if (geometry !== void 0) {
const positionAttribute = geometry.getAttribute("position");
if (precise === true && positionAttribute !== void 0 && object.isInstancedMesh !== true) {
for (let i = 0, l = positionAttribute.count; i < l; i++) {
if (object.isMesh === true) {
object.getVertexPosition(i, _vector$b);
} else {
_vector$b.fromBufferAttribute(positionAttribute, i);
}
_vector$b.applyMatrix4(object.matrixWorld);
this.expandByPoint(_vector$b);
}
} else {
if (object.boundingBox !== void 0) {
if (object.boundingBox === null) {
object.computeBoundingBox();
}
_box$4.copy(object.boundingBox);
} else {
if (geometry.boundingBox === null) {
geometry.computeBoundingBox();
}
_box$4.copy(geometry.boundingBox);
}
_box$4.applyMatrix4(object.matrixWorld);
this.union(_box$4);
}
}
const children = object.children;
for (let i = 0, l = children.length; i < l; i++) {
this.expandByObject(children[i], precise);
}
return this;
}
containsPoint(point) {
return point.x >= this.min.x && point.x <= this.max.x && point.y >= this.min.y && point.y <= this.max.y && point.z >= this.min.z && point.z <= this.max.z;
}
containsBox(box) {
return this.min.x <= box.min.x && box.max.x <= this.max.x && this.min.y <= box.min.y && box.max.y <= this.max.y && this.min.z <= box.min.z && box.max.z <= this.max.z;
}
getParameter(point, target) {
return target.set(
(point.x - this.min.x) / (this.max.x - this.min.x),
(point.y - this.min.y) / (this.max.y - this.min.y),
(point.z - this.min.z) / (this.max.z - this.min.z)
);
}
intersectsBox(box) {
return box.max.x >= this.min.x && box.min.x <= this.max.x && box.max.y >= this.min.y && box.min.y <= this.max.y && box.max.z >= this.min.z && box.min.z <= this.max.z;
}
intersectsSphere(sphere) {
this.clampPoint(sphere.center, _vector$b);
return _vector$b.distanceToSquared(sphere.center) <= sphere.radius * sphere.radius;
}
intersectsPlane(plane) {
let min, max;
if (plane.normal.x > 0) {
min = plane.normal.x * this.min.x;
max = plane.normal.x * this.max.x;
} else {
min = plane.normal.x * this.max.x;
max = plane.normal.x * this.min.x;
}
if (plane.normal.y > 0) {
min += plane.normal.y * this.min.y;
max += plane.normal.y * this.max.y;
} else {
min += plane.normal.y * this.max.y;
max += plane.normal.y * this.min.y;
}
if (plane.normal.z > 0) {
min += plane.normal.z * this.min.z;
max += plane.normal.z * this.max.z;
} else {
min += plane.normal.z * this.max.z;
max += plane.normal.z * this.min.z;
}
return min <= -plane.constant && max >= -plane.constant;
}
intersectsTriangle(triangle) {
if (this.isEmpty()) {
return false;
}
this.getCenter(_center);
_extents.subVectors(this.max, _center);
_v0$3.subVectors(triangle.a, _center);
_v1$7.subVectors(triangle.b, _center);
_v2$4.subVectors(triangle.c, _center);
_f0.subVectors(_v1$7, _v0$3);
_f1.subVectors(_v2$4, _v1$7);
_f2.subVectors(_v0$3, _v2$4);
let axes = [
0,
-_f0.z,
_f0.y,
0,
-_f1.z,
_f1.y,
0,
-_f2.z,
_f2.y,
_f0.z,
0,
-_f0.x,
_f1.z,
0,
-_f1.x,
_f2.z,
0,
-_f2.x,
-_f0.y,
_f0.x,
0,
-_f1.y,
_f1.x,
0,
-_f2.y,
_f2.x,
0
];
if (!satForAxes(axes, _v0$3, _v1$7, _v2$4, _extents)) {
return false;
}
axes = [1, 0, 0, 0, 1, 0, 0, 0, 1];
if (!satForAxes(axes, _v0$3, _v1$7, _v2$4, _extents)) {
return false;
}
_triangleNormal.crossVectors(_f0, _f1);
axes = [_triangleNormal.x, _triangleNormal.y, _triangleNormal.z];
return satForAxes(axes, _v0$3, _v1$7, _v2$4, _extents);
}
clampPoint(point, target) {
return target.copy(point).clamp(this.min, this.max);
}
distanceToPoint(point) {
return this.clampPoint(point, _vector$b).distanceTo(point);
}
getBoundingSphere(target) {
if (this.isEmpty()) {
target.makeEmpty();
} else {
this.getCenter(target.center);
target.radius = this.getSize(_vector$b).length() * 0.5;
}
return target;
}
intersect(box) {
this.min.max(box.min);
this.max.min(box.max);
if (this.isEmpty()) this.makeEmpty();
return this;
}
union(box) {
this.min.min(box.min);
this.max.max(box.max);
return this;
}
applyMatrix4(matrix) {
if (this.isEmpty()) return this;
_points[0].set(this.min.x, this.min.y, this.min.z).applyMatrix4(matrix);
_points[1].set(this.min.x, this.min.y, this.max.z).applyMatrix4(matrix);
_points[2].set(this.min.x, this.max.y, this.min.z).applyMatrix4(matrix);
_points[3].set(this.min.x, this.max.y, this.max.z).applyMatrix4(matrix);
_points[4].set(this.max.x, this.min.y, this.min.z).applyMatrix4(matrix);
_points[5].set(this.max.x, this.min.y, this.max.z).applyMatrix4(matrix);
_points[6].set(this.max.x, this.max.y, this.min.z).applyMatrix4(matrix);
_points[7].set(this.max.x, this.max.y, this.max.z).applyMatrix4(matrix);
this.setFromPoints(_points);
return this;
}
translate(offset) {
this.min.add(offset);
this.max.add(offset);
return this;
}
equals(box) {
return box.min.equals(this.min) && box.max.equals(this.max);
}
}
const _points = [
/* @__PURE__ */ new Vector3(),
/* @__PURE__ */ new Vector3(),
/* @__PURE__ */ new Vector3(),
/* @__PURE__ */ new Vector3(),
/* @__PURE__ */ new Vector3(),
/* @__PURE__ */ new Vector3(),
/* @__PURE__ */ new Vector3(),
/* @__PURE__ */ new Vector3()
];
const _vector$b = /* @__PURE__ */ new Vector3();
const _box$4 = /* @__PURE__ */ new Box3();
const _v0$3 = /* @__PURE__ */ new Vector3();
const _v1$7 = /* @__PURE__ */ new Vector3();
const _v2$4 = /* @__PURE__ */ new Vector3();
const _f0 = /* @__PURE__ */ new Vector3();
const _f1 = /* @__PURE__ */ new Vector3();
const _f2 = /* @__PURE__ */ new Vector3();
const _center = /* @__PURE__ */ new Vector3();
const _extents = /* @__PURE__ */ new Vector3();
const _triangleNormal = /* @__PURE__ */ new Vector3();
const _testAxis = /* @__PURE__ */ new Vector3();
function satForAxes(axes, v0, v1, v2, extents) {
for (let i = 0, j = axes.length - 3; i <= j; i += 3) {
_testAxis.fromArray(axes, i);
const r = extents.x * Math.abs(_testAxis.x) + extents.y * Math.abs(_testAxis.y) + extents.z * Math.abs(_testAxis.z);
const p0 = v0.dot(_testAxis);
const p1 = v1.dot(_testAxis);
const p2 = v2.dot(_testAxis);
if (Math.max(-Math.max(p0, p1, p2), Math.min(p0, p1, p2)) > r) {
return false;
}
}
return true;
}
const _box$3 = /* @__PURE__ */ new Box3();
const _v1$6 = /* @__PURE__ */ new Vector3();
const _v2$3 = /* @__PURE__ */ new Vector3();
class Sphere {
constructor(center = new Vector3(), radius = -1) {
this.isSphere = true;
this.center = center;
this.radius = radius;
}
set(center, radius) {
this.center.copy(center);
this.radius = radius;
return this;
}
setFromPoints(points, optionalCenter) {
const center = this.center;
if (optionalCenter !== void 0) {
center.copy(optionalCenter);
} else {
_box$3.setFromPoints(points).getCenter(center);
}
let maxRadiusSq = 0;
for (let i = 0, il = points.length; i < il; i++) {
maxRadiusSq = Math.max(maxRadiusSq, center.distanceToSquared(points[i]));
}
this.radius = Math.sqrt(maxRadiusSq);
return this;
}
copy(sphere) {
this.center.copy(sphere.center);
this.radius = sphere.radius;
return this;
}
isEmpty() {
return this.radius < 0;
}
makeEmpty() {
this.center.set(0, 0, 0);
this.radius = -1;
return this;
}
containsPoint(point) {
return point.distanceToSquared(this.center) <= this.radius * this.radius;
}
distanceToPoint(point) {
return point.distanceTo(this.center) - this.radius;
}
intersectsSphere(sphere) {
const radiusSum = this.radius + sphere.radius;
return sphere.center.distanceToSquared(this.center) <= radiusSum * radiusSum;
}
intersectsBox(box) {
return box.intersectsSphere(this);
}
intersectsPlane(plane) {
return Math.abs(plane.distanceToPoint(this.center)) <= this.radius;
}
clampPoint(point, target) {
const deltaLengthSq = this.center.distanceToSquared(point);
target.copy(point);
if (deltaLengthSq > this.radius * this.radius) {
target.sub(this.center).normalize();
target.multiplyScalar(this.radius).add(this.center);
}
return target;
}
getBoundingBox(target) {
if (this.isEmpty()) {
target.makeEmpty();
return target;
}
target.set(this.center, this.center);
target.expandByScalar(this.radius);
return target;
}
applyMatrix4(matrix) {
this.center.applyMatrix4(matrix);
this.radius = this.radius * matrix.getMaxScaleOnAxis();
return this;
}
translate(offset) {
this.center.add(offset);
return this;
}
expandByPoint(point) {
if (this.isEmpty()) {
this.center.copy(point);
this.radius = 0;
return this;
}
_v1$6.subVectors(point, this.center);
const lengthSq = _v1$6.lengthSq();
if (lengthSq > this.radius * this.radius) {
const length = Math.sqrt(lengthSq);
const delta = (length - this.radius) * 0.5;
this.center.addScaledVector(_v1$6, delta / length);
this.radius += delta;
}
return this;
}
union(sphere) {
if (sphere.isEmpty()) {
return this;
}
if (this.isEmpty()) {
this.copy(sphere);
return this;
}
if (this.center.equals(sphere.center) === true) {
this.radius = Math.max(this.radius, sphere.radius);
} else {
_v2$3.subVectors(sphere.center, this.center).setLength(sphere.radius);
this.expandByPoint(_v1$6.copy(sphere.center).add(_v2$3));
this.expandByPoint(_v1$6.copy(sphere.center).sub(_v2$3));
}
return this;
}
equals(sphere) {
return sphere.center.equals(this.center) && sphere.radius === this.radius;
}
clone() {
return new this.constructor().copy(this);
}
}
const _vector$a = /* @__PURE__ */ new Vector3();
const _segCenter = /* @__PURE__ */ new Vector3();
const _segDir = /* @__PURE__ */ new Vector3();
const _diff = /* @__PURE__ */ new Vector3();
const _edge1 = /* @__PURE__ */ new Vector3();
const _edge2 = /* @__PURE__ */ new Vector3();
const _normal$1 = /* @__PURE__ */ new Vector3();
class Ray {
constructor(origin = new Vector3(), direction = new Vector3(0, 0, -1)) {
this.origin = origin;
this.direction = direction;
}
set(origin, direction) {
this.origin.copy(origin);
this.direction.copy(direction);
return this;
}
copy(ray) {
this.origin.copy(ray.origin);
this.direction.copy(ray.direction);
return this;
}
at(t, target) {
return target.copy(this.origin).addScaledVector(this.direction, t);
}
lookAt(v) {
this.direction.copy(v).sub(this.origin).normalize();
return this;
}
recast(t) {
this.origin.copy(this.at(t, _vector$a));
return this;
}
closestPointToPoint(point, target) {
target.subVectors(point, this.origin);
const directionDistance = target.dot(this.direction);
if (directionDistance < 0) {
return target.copy(this.origin);
}
return target.copy(this.origin).addScaledVector(this.direction, directionDistance);
}
distanceToPoint(point) {
return Math.sqrt(this.distanceSqToPoint(point));
}
distanceSqToPoint(point) {
const directionDistance = _vector$a.subVectors(point, this.origin).dot(this.direction);
if (directionDistance < 0) {
return this.origin.distanceToSquared(point);
}
_vector$a.copy(this.origin).addScaledVector(this.direction, directionDistance);
return _vector$a.distanceToSquared(point);
}
distanceSqToSegment(v0, v1, optionalPointOnRay, optionalPointOnSegment) {
_segCenter.copy(v0).add(v1).multiplyScalar(0.5);
_segDir.copy(v1).sub(v0).normalize();
_diff.copy(this.origin).sub(_segCenter);
const segExtent = v0.distanceTo(v1) * 0.5;
const a01 = -this.direction.dot(_segDir);
const b0 = _diff.dot(this.direction);
const b1 = -_diff.dot(_segDir);
const c = _diff.lengthSq();
const det = Math.abs(1 - a01 * a01);
let s0, s1, sqrDist, extDet;
if (det > 0) {
s0 = a01 * b1 - b0;
s1 = a01 * b0 - b1;
extDet = segExtent * det;
if (s0 >= 0) {
if (s1 >= -extDet) {
if (s1 <= extDet) {
const invDet = 1 / det;
s0 *= invDet;
s1 *= invDet;
sqrDist = s0 * (s0 + a01 * s1 + 2 * b0) + s1 * (a01 * s0 + s1 + 2 * b1) + c;
} else {
s1 = segExtent;
s0 = Math.max(0, -(a01 * s1 + b0));
sqrDist = -s0 * s0 + s1 * (s1 + 2 * b1) + c;
}
} else {
s1 = -segExtent;
s0 = Math.max(0, -(a01 * s1 + b0));
sqrDist = -s0 * s0 + s1 * (s1 + 2 * b1) + c;
}
} else {
if (s1 <= -extDet) {
s0 = Math.max(0, -(-a01 * segExtent + b0));
s1 = s0 > 0 ? -segExtent : Math.min(Math.max(-segExtent, -b1), segExtent);
sqrDist = -s0 * s0 + s1 * (s1 + 2 * b1) + c;
} else if (s1 <= extDet) {
s0 = 0;
s1 = Math.min(Math.max(-segExtent, -b1), segExtent);
sqrDist = s1 * (s1 + 2 * b1) + c;
} else {
s0 = Math.max(0, -(a01 * segExtent + b0));
s1 = s0 > 0 ? segExtent : Math.min(Math.max(-segExtent, -b1), segExtent);
sqrDist = -s0 * s0 + s1 * (s1 + 2 * b1) + c;
}
}
} else {
s1 = a01 > 0 ? -segExtent : segExtent;
s0 = Math.max(0, -(a01 * s1 + b0));
sqrDist = -s0 * s0 + s1 * (s1 + 2 * b1) + c;
}
if (optionalPointOnRay) {
optionalPointOnRay.copy(this.origin).addScaledVector(this.direction, s0);
}
if (optionalPointOnSegment) {
optionalPointOnSegment.copy(_segCenter).addScaledVector(_segDir, s1);
}
return sqrDist;
}
intersectSphere(sphere, target) {
_vector$a.subVectors(sphere.center, this.origin);
const tca = _vector$a.dot(this.direction);
const d2 = _vector$a.dot(_vector$a) - tca * tca;
const radius2 = sphere.radius * sphere.radius;
if (d2 > radius2) return null;
const thc = Math.sqrt(radius2 - d2);
const t0 = tca - thc;
const t1 = tca + thc;
if (t1 < 0) return null;
if (t0 < 0) return this.at(t1, target);
return this.at(t0, target);
}
intersectsSphere(sphere) {
return this.distanceSqToPoint(sphere.center) <= sphere.radius * sphere.radius;
}
distanceToPlane(plane) {
const denominator = plane.normal.dot(this.direction);
if (denominator === 0) {
if (plane.distanceToPoint(this.origin) === 0) {
return 0;
}
return null;
}
const t = -(this.origin.dot(plane.normal) + plane.constant) / denominator;
return t >= 0 ? t : null;
}
intersectPlane(plane, target) {
const t = this.distanceToPlane(plane);
if (t === null) {
return null;
}
return this.at(t, target);
}
intersectsPlane(plane) {
const distToPoint = plane.distanceToPoint(this.origin);
if (distToPoint === 0) {
return true;
}
const denominator = plane.normal.dot(this.direction);
if (denominator * distToPoint < 0) {
return true;
}
return false;
}
intersectBox(box, target) {
let tmin, tmax, tymin, tymax, tzmin, tzmax;
const invdirx = 1 / this.direction.x, invdiry = 1 / this.direction.y, invdirz = 1 / this.direction.z;
const origin = this.origin;
if (invdirx >= 0) {
tmin = (box.min.x - origin.x) * invdirx;
tmax = (box.max.x - origin.x) * invdirx;
} else {
tmin = (box.max.x - origin.x) * invdirx;
tmax = (box.min.x - origin.x) * invdirx;
}
if (invdiry >= 0) {
tymin = (box.min.y - origin.y) * invdiry;
tymax = (box.max.y - origin.y) * invdiry;
} else {
tymin = (box.max.y - origin.y) * invdiry;
tymax = (box.min.y - origin.y) * invdiry;
}
if (tmin > tymax || tymin > tmax) return null;
if (tymin > tmin || isNaN(tmin)) tmin = tymin;
if (tymax < tmax || isNaN(tmax)) tmax = tymax;
if (invdirz >= 0) {
tzmin = (box.min.z - origin.z) * invdirz;
tzmax = (box.max.z - origin.z) * invdirz;
} else {
tzmin = (box.max.z - origin.z) * invdirz;
tzmax = (box.min.z - origin.z) * invdirz;
}
if (tmin > tzmax || tzmin > tmax) return null;
if (tzmin > tmin || tmin !== tmin) tmin = tzmin;
if (tzmax < tmax || tmax !== tmax) tmax = tzmax;
if (tmax < 0) return null;
return this.at(tmin >= 0 ? tmin : tmax, target);
}
intersectsBox(box) {
return this.intersectBox(box, _vector$a) !== null;
}
intersectTriangle(a, b, c, backfaceCulling, target) {
_edge1.subVectors(b, a);
_edge2.subVectors(c, a);
_normal$1.crossVectors(_edge1, _edge2);
let DdN = this.direction.dot(_normal$1);
let sign;
if (DdN > 0) {
if (backfaceCulling) return null;
sign = 1;
} else if (DdN < 0) {
sign = -1;
DdN = -DdN;
} else {
return null;
}
_diff.subVectors(this.origin, a);
const DdQxE2 = sign * this.direction.dot(_edge2.crossVectors(_diff, _edge2));
if (DdQxE2 < 0) {
return null;
}
const DdE1xQ = sign * this.direction.dot(_edge1.cross(_diff));
if (DdE1xQ < 0) {
return null;
}
if (DdQxE2 + DdE1xQ > DdN) {
return null;
}
const QdN = -sign * _diff.dot(_normal$1);
if (QdN < 0) {
return null;
}
return this.at(QdN / DdN, target);
}
applyMatrix4(matrix4) {
this.origin.applyMatrix4(matrix4);
this.direction.transformDirection(matrix4);
return this;
}
equals(ray) {
return ray.origin.equals(this.origin) && ray.direction.equals(this.direction);
}
clone() {
return new this.constructor().copy(this);
}
}
class Matrix4 {
constructor(n11, n12, n13, n14, n21, n22, n23, n24, n31, n32, n33, n34, n41, n42, n43, n44) {
Matrix4.prototype.isMatrix4 = true;
this.elements = [
1,
0,
0,
0,
0,
1,
0,
0,
0,
0,
1,
0,
0,
0,
0,
1
];
if (n11 !== void 0) {
this.set(n11, n12, n13, n14, n21, n22, n23, n24, n31, n32, n33, n34, n41, n42, n43, n44);
}
}
set(n11, n12, n13, n14, n21, n22, n23, n24, n31, n32, n33, n34, n41, n42, n43, n44) {
const te = this.elements;
te[0] = n11;
te[4] = n12;
te[8] = n13;
te[12] = n14;
te[1] = n21;
te[5] = n22;
te[9] = n23;
te[13] = n24;
te[2] = n31;
te[6] = n32;
te[10] = n33;
te[14] = n34;
te[3] = n41;
te[7] = n42;
te[11] = n43;
te[15] = n44;
return this;
}
identity() {
this.set(
1,
0,
0,
0,
0,
1,
0,
0,
0,
0,
1,
0,
0,
0,
0,
1
);
return this;
}
clone() {
return new Matrix4().fromArray(this.elements);
}
copy(m) {
const te = this.elements;
const me = m.elements;
te[0] = me[0];
te[1] = me[1];
te[2] = me[2];
te[3] = me[3];
te[4] = me[4];
te[5] = me[5];
te[6] = me[6];
te[7] = me[7];
te[8] = me[8];
te[9] = me[9];
te[10] = me[10];
te[11] = me[11];
te[12] = me[12];
te[13] = me[13];
te[14] = me[14];
te[15] = me[15];
return this;
}
copyPosition(m) {
const te = this.elements, me = m.elements;
te[12] = me[12];
te[13] = me[13];
te[14] = me[14];
return this;
}
setFromMatrix3(m) {
const me = m.elements;
this.set(
me[0],
me[3],
me[6],
0,
me[1],
me[4],
me[7],
0,
me[2],
me[5],
me[8],
0,
0,
0,
0,
1
);
return this;
}
extractBasis(xAxis, yAxis, zAxis) {
xAxis.setFromMatrixColumn(this, 0);
yAxis.setFromMatrixColumn(this, 1);
zAxis.setFromMatrixColumn(this, 2);
return this;
}
makeBasis(xAxis, yAxis, zAxis) {
this.set(
xAxis.x,
yAxis.x,
zAxis.x,
0,
xAxis.y,
yAxis.y,
zAxis.y,
0,
xAxis.z,
yAxis.z,
zAxis.z,
0,
0,
0,
0,
1
);
return this;
}
extractRotation(m) {
const te = this.elements;
const me = m.elements;
const scaleX = 1 / _v1$5.setFromMatrixColumn(m, 0).length();
const scaleY = 1 / _v1$5.setFromMatrixColumn(m, 1).length();
const scaleZ = 1 / _v1$5.setFromMatrixColumn(m, 2).length();
te[0] = me[0] * scaleX;
te[1] = me[1] * scaleX;
te[2] = me[2] * scaleX;
te[3] = 0;
te[4] = me[4] * scaleY;
te[5] = me[5] * scaleY;
te[6] = me[6] * scaleY;
te[7] = 0;
te[8] = me[8] * scaleZ;
te[9] = me[9] * scaleZ;
te[10] = me[10] * scaleZ;
te[11] = 0;
te[12] = 0;
te[13] = 0;
te[14] = 0;
te[15] = 1;
return this;
}
makeRotationFromEuler(euler) {
const te = this.elements;
const x = euler.x, y = euler.y, z = euler.z;
const a = Math.cos(x), b = Math.sin(x);
const c = Math.cos(y), d = Math.sin(y);
const e = Math.cos(z), f = Math.sin(z);
if (euler.order === "XYZ") {
const ae = a * e, af = a * f, be = b * e, bf = b * f;
te[0] = c * e;
te[4] = -c * f;
te[8] = d;
te[1] = af + be * d;
te[5] = ae - bf * d;
te[9] = -b * c;
te[2] = bf - ae * d;
te[6] = be + af * d;
te[10] = a * c;
} else if (euler.order === "YXZ") {
const ce = c * e, cf = c * f, de = d * e, df = d * f;
te[0] = ce + df * b;
te[4] = de * b - cf;
te[8] = a * d;
te[1] = a * f;
te[5] = a * e;
te[9] = -b;
te[2] = cf * b - de;
te[6] = df + ce * b;
te[10] = a * c;
} else if (euler.order === "ZXY") {
const ce = c * e, cf = c * f, de = d * e, df = d * f;
te[0] = ce - df * b;
te[4] = -a * f;
te[8] = de + cf * b;
te[1] = cf + de * b;
te[5] = a * e;
te[9] = df - ce * b;
te[2] = -a * d;
te[6] = b;
te[10] = a * c;
} else if (euler.order === "ZYX") {
const ae = a * e, af = a * f, be = b * e, bf = b * f;
te[0] = c * e;
te[4] = be * d - af;
te[8] = ae * d + bf;
te[1] = c * f;
te[5] = bf * d + ae;
te[9] = af * d - be;
te[2] = -d;
te[6] = b * c;
te[10] = a * c;
} else if (euler.order === "YZX") {
const ac = a * c, ad = a * d, bc = b * c, bd = b * d;
te[0] = c * e;
te[4] = bd - ac * f;
te[8] = bc * f + ad;
te[1] = f;
te[5] = a * e;
te[9] = -b * e;
te[2] = -d * e;
te[6] = ad * f + bc;
te[10] = ac - bd * f;
} else if (euler.order === "XZY") {
const ac = a * c, ad = a * d, bc = b * c, bd = b * d;
te[0] = c * e;
te[4] = -f;
te[8] = d * e;
te[1] = ac * f + bd;
te[5] = a * e;
te[9] = ad * f - bc;
te[2] = bc * f - ad;
te[6] = b * e;
te[10] = bd * f + ac;
}
te[3] = 0;
te[7] = 0;
te[11] = 0;
te[12] = 0;
te[13] = 0;
te[14] = 0;
te[15] = 1;
return this;
}
makeRotationFromQuaternion(q) {
return this.compose(_zero, q, _one);
}
lookAt(eye, target, up) {
const te = this.elements;
_z.subVectors(eye, target);
if (_z.lengthSq() === 0) {
_z.z = 1;
}
_z.normalize();
_x.crossVectors(up, _z);
if (_x.lengthSq() === 0) {
if (Math.abs(up.z) === 1) {
_z.x += 1e-4;
} else {
_z.z += 1e-4;
}
_z.normalize();
_x.crossVectors(up, _z);
}
_x.normalize();
_y.crossVectors(_z, _x);
te[0] = _x.x;
te[4] = _y.x;
te[8] = _z.x;
te[1] = _x.y;
te[5] = _y.y;
te[9] = _z.y;
te[2] = _x.z;
te[6] = _y.z;
te[10] = _z.z;
return this;
}
multiply(m) {
return this.multiplyMatrices(this, m);
}
premultiply(m) {
return this.multiplyMatrices(m, this);
}
multiplyMatrices(a, b) {
const ae = a.elements;
const be = b.elements;
const te = this.elements;
const a11 = ae[0], a12 = ae[4], a13 = ae[8], a14 = ae[12];
const a21 = ae[1], a22 = ae[5], a23 = ae[9], a24 = ae[13];
const a31 = ae[2], a32 = ae[6], a33 = ae[10], a34 = ae[14];
const a41 = ae[3], a42 = ae[7], a43 = ae[11], a44 = ae[15];
const b11 = be[0], b12 = be[4], b13 = be[8], b14 = be[12];
const b21 = be[1], b22 = be[5], b23 = be[9], b24 = be[13];
const b31 = be[2], b32 = be[6], b33 = be[10], b34 = be[14];
const b41 = be[3], b42 = be[7], b43 = be[11], b44 = be[15];
te[0] = a11 * b11 + a12 * b21 + a13 * b31 + a14 * b41;
te[4] = a11 * b12 + a12 * b22 + a13 * b32 + a14 * b42;
te[8] = a11 * b13 + a12 * b23 + a13 * b33 + a14 * b43;
te[12] = a11 * b14 + a12 * b24 + a13 * b34 + a14 * b44;
te[1] = a21 * b11 + a22 * b21 + a23 * b31 + a24 * b41;
te[5] = a21 * b12 + a22 * b22 + a23 * b32 + a24 * b42;
te[9] = a21 * b13 + a22 * b23 + a23 * b33 + a24 * b43;
te[13] = a21 * b14 + a22 * b24 + a23 * b34 + a24 * b44;
te[2] = a31 * b11 + a32 * b21 + a33 * b31 + a34 * b41;
te[6] = a31 * b12 + a32 * b22 + a33 * b32 + a34 * b42;
te[10] = a31 * b13 + a32 * b23 + a33 * b33 + a34 * b43;
te[14] = a31 * b14 + a32 * b24 + a33 * b34 + a34 * b44;
te[3] = a41 * b11 + a42 * b21 + a43 * b31 + a44 * b41;
te[7] = a41 * b12 + a42 * b22 + a43 * b32 + a44 * b42;
te[11] = a41 * b13 + a42 * b23 + a43 * b33 + a44 * b43;
te[15] = a41 * b14 + a42 * b24 + a43 * b34 + a44 * b44;
return this;
}
multiplyScalar(s) {
const te = this.elements;
te[0] *= s;
te[4] *= s;
te[8] *= s;
te[12] *= s;
te[1] *= s;
te[5] *= s;
te[9] *= s;
te[13] *= s;
te[2] *= s;
te[6] *= s;
te[10] *= s;
te[14] *= s;
te[3] *= s;
te[7] *= s;
te[11] *= s;
te[15] *= s;
return this;
}
determinant() {
const te = this.elements;
const n11 = te[0], n12 = te[4], n13 = te[8], n14 = te[12];
const n21 = te[1], n22 = te[5], n23 = te[9], n24 = te[13];
const n31 = te[2], n32 = te[6], n33 = te[10], n34 = te[14];
const n41 = te[3], n42 = te[7], n43 = te[11], n44 = te[15];
return n41 * (+n14 * n23 * n32 - n13 * n24 * n32 - n14 * n22 * n33 + n12 * n24 * n33 + n13 * n22 * n34 - n12 * n23 * n34) + n42 * (+n11 * n23 * n34 - n11 * n24 * n33 + n14 * n21 * n33 - n13 * n21 * n34 + n13 * n24 * n31 - n14 * n23 * n31) + n43 * (+n11 * n24 * n32 - n11 * n22 * n34 - n14 * n21 * n32 + n12 * n21 * n34 + n14 * n22 * n31 - n12 * n24 * n31) + n44 * (-n13 * n22 * n31 - n11 * n23 * n32 + n11 * n22 * n33 + n13 * n21 * n32 - n12 * n21 * n33 + n12 * n23 * n31);
}
transpose() {
const te = this.elements;
let tmp2;
tmp2 = te[1];
te[1] = te[4];
te[4] = tmp2;
tmp2 = te[2];
te[2] = te[8];
te[8] = tmp2;
tmp2 = te[6];
te[6] = te[9];
te[9] = tmp2;
tmp2 = te[3];
te[3] = te[12];
te[12] = tmp2;
tmp2 = te[7];
te[7] = te[13];
te[13] = tmp2;
tmp2 = te[11];
te[11] = te[14];
te[14] = tmp2;
return this;
}
setPosition(x, y, z) {
const te = this.elements;
if (x.isVector3) {
te[12] = x.x;
te[13] = x.y;
te[14] = x.z;
} else {
te[12] = x;
te[13] = y;
te[14] = z;
}
return this;
}
invert() {
const te = this.elements, n11 = te[0], n21 = te[1], n31 = te[2], n41 = te[3], n12 = te[4], n22 = te[5], n32 = te[6], n42 = te[7], n13 = te[8], n23 = te[9], n33 = te[10], n43 = te[11], n14 = te[12], n24 = te[13], n34 = te[14], n44 = te[15], t11 = n23 * n34 * n42 - n24 * n33 * n42 + n24 * n32 * n43 - n22 * n34 * n43 - n23 * n32 * n44 + n22 * n33 * n44, t12 = n14 * n33 * n42 - n13 * n34 * n42 - n14 * n32 * n43 + n12 * n34 * n43 + n13 * n32 * n44 - n12 * n33 * n44, t13 = n13 * n24 * n42 - n14 * n23 * n42 + n14 * n22 * n43 - n12 * n24 * n43 - n13 * n22 * n44 + n12 * n23 * n44, t14 = n14 * n23 * n32 - n13 * n24 * n32 - n14 * n22 * n33 + n12 * n24 * n33 + n13 * n22 * n34 - n12 * n23 * n34;
const det = n11 * t11 + n21 * t12 + n31 * t13 + n41 * t14;
if (det === 0) return this.set(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
const detInv = 1 / det;
te[0] = t11 * detInv;
te[1] = (n24 * n33 * n41 - n23 * n34 * n41 - n24 * n31 * n43 + n21 * n34 * n43 + n23 * n31 * n44 - n21 * n33 * n44) * detInv;
te[2] = (n22 * n34 * n41 - n24 * n32 * n41 + n24 * n31 * n42 - n21 * n34 * n42 - n22 * n31 * n44 + n21 * n32 * n44) * detInv;
te[3] = (n23 * n32 * n41 - n22 * n33 * n41 - n23 * n31 * n42 + n21 * n33 * n42 + n22 * n31 * n43 - n21 * n32 * n43) * detInv;
te[4] = t12 * detInv;
te[5] = (n13 * n34 * n41 - n14 * n33 * n41 + n14 * n31 * n43 - n11 * n34 * n43 - n13 * n31 * n44 + n11 * n33 * n44) * detInv;
te[6] = (n14 * n32 * n41 - n12 * n34 * n41 - n14 * n31 * n42 + n11 * n34 * n42 + n12 * n31 * n44 - n11 * n32 * n44) * detInv;
te[7] = (n12 * n33 * n41 - n13 * n32 * n41 + n13 * n31 * n42 - n11 * n33 * n42 - n12 * n31 * n43 + n11 * n32 * n43) * detInv;
te[8] = t13 * detInv;
te[9] = (n14 * n23 * n41 - n13 * n24 * n41 - n14 * n21 * n43 + n11 * n24 * n43 + n13 * n21 * n44 - n11 * n23 * n44) * detInv;
te[10] = (n12 * n24 * n41 - n14 * n22 * n41 + n14 * n21 * n42 - n11 * n24 * n42 - n12 * n21 * n44 + n11 * n22 * n44) * detInv;
te[11] = (n13 * n22 * n41 - n12 * n23 * n41 - n13 * n21 * n42 + n11 * n23 * n42 + n12 * n21 * n43 - n11 * n22 * n43) * detInv;
te[12] = t14 * detInv;
te[13] = (n13 * n24 * n31 - n14 * n23 * n31 + n14 * n21 * n33 - n11 * n24 * n33 - n13 * n21 * n34 + n11 * n23 * n34) * detInv;
te[14] = (n14 * n22 * n31 - n12 * n24 * n31 - n14 * n21 * n32 + n11 * n24 * n32 + n12 * n21 * n34 - n11 * n22 * n34) * detInv;
te[15] = (n12 * n23 * n31 - n13 * n22 * n31 + n13 * n21 * n32 - n11 * n23 * n32 - n12 * n21 * n33 + n11 * n22 * n33) * detInv;
return this;
}
scale(v) {
const te = this.elements;
const x = v.x, y = v.y, z = v.z;
te[0] *= x;
te[4] *= y;
te[8] *= z;
te[1] *= x;
te[5] *= y;
te[9] *= z;
te[2] *= x;
te[6] *= y;
te[10] *= z;
te[3] *= x;
te[7] *= y;
te[11] *= z;
return this;
}
getMaxScaleOnAxis() {
const te = this.elements;
const scaleXSq = te[0] * te[0] + te[1] * te[1] + te[2] * te[2];
const scaleYSq = te[4] * te[4] + te[5] * te[5] + te[6] * te[6];
const scaleZSq = te[8] * te[8] + te[9] * te[9] + te[10] * te[10];
return Math.sqrt(Math.max(scaleXSq, scaleYSq, scaleZSq));
}
makeTranslation(x, y, z) {
if (x.isVector3) {
this.set(
1,
0,
0,
x.x,
0,
1,
0,
x.y,
0,
0,
1,
x.z,
0,
0,
0,
1
);
} else {
this.set(
1,
0,
0,
x,
0,
1,
0,
y,
0,
0,
1,
z,
0,
0,
0,
1
);
}
return this;
}
makeRotationX(theta) {
const c = Math.cos(theta), s = Math.sin(theta);
this.set(
1,
0,
0,
0,
0,
c,
-s,
0,
0,
s,
c,
0,
0,
0,
0,
1
);
return this;
}
makeRotationY(theta) {
const c = Math.cos(theta), s = Math.sin(theta);
this.set(
c,
0,
s,
0,
0,
1,
0,
0,
-s,
0,
c,
0,
0,
0,
0,
1
);
return this;
}
makeRotationZ(theta) {
const c = Math.cos(theta), s = Math.sin(theta);
this.set(
c,
-s,
0,
0,
s,
c,
0,
0,
0,
0,
1,
0,
0,
0,
0,
1
);
return this;
}
makeRotationAxis(axis, angle) {
const c = Math.cos(angle);
const s = Math.sin(angle);
const t = 1 - c;
const x = axis.x, y = axis.y, z = axis.z;
const tx = t * x, ty = t * y;
this.set(
tx * x + c,
tx * y - s * z,
tx * z + s * y,
0,
tx * y + s * z,
ty * y + c,
ty * z - s * x,
0,
tx * z - s * y,
ty * z + s * x,
t * z * z + c,
0,
0,
0,
0,
1
);
return this;
}
makeScale(x, y, z) {
this.set(
x,
0,
0,
0,
0,
y,
0,
0,
0,
0,
z,
0,
0,
0,
0,
1
);
return this;
}
makeShear(xy, xz, yx, yz, zx, zy) {
this.set(
1,
yx,
zx,
0,
xy,
1,
zy,
0,
xz,
yz,
1,
0,
0,
0,
0,
1
);
return this;
}
compose(position, quaternion, scale) {
const te = this.elements;
const x = quaternion._x, y = quaternion._y, z = quaternion._z, w = quaternion._w;
const x2 = x + x, y2 = y + y, z2 = z + z;
const xx = x * x2, xy = x * y2, xz = x * z2;
const yy = y * y2, yz = y * z2, zz = z * z2;
const wx = w * x2, wy = w * y2, wz = w * z2;
const sx = scale.x, sy = scale.y, sz = scale.z;
te[0] = (1 - (yy + zz)) * sx;
te[1] = (xy + wz) * sx;
te[2] = (xz - wy) * sx;
te[3] = 0;
te[4] = (xy - wz) * sy;
te[5] = (1 - (xx + zz)) * sy;
te[6] = (yz + wx) * sy;
te[7] = 0;
te[8] = (xz + wy) * sz;
te[9] = (yz - wx) * sz;
te[10] = (1 - (xx + yy)) * sz;
te[11] = 0;
te[12] = position.x;
te[13] = position.y;
te[14] = position.z;
te[15] = 1;
return this;
}
decompose(position, quaternion, scale) {
const te = this.elements;
let sx = _v1$5.set(te[0], te[1], te[2]).length();
const sy = _v1$5.set(te[4], te[5], te[6]).length();
const sz = _v1$5.set(te[8], te[9], te[10]).length();
const det = this.determinant();
if (det < 0) sx = -sx;
position.x = te[12];
position.y = te[13];
position.z = te[14];
_m1$4.copy(this);
const invSX = 1 / sx;
const invSY = 1 / sy;
const invSZ = 1 / sz;
_m1$4.elements[0] *= invSX;
_m1$4.elements[1] *= invSX;
_m1$4.elements[2] *= invSX;
_m1$4.elements[4] *= invSY;
_m1$4.elements[5] *= invSY;
_m1$4.elements[6] *= invSY;
_m1$4.elements[8] *= invSZ;
_m1$4.elements[9] *= invSZ;
_m1$4.elements[10] *= invSZ;
quaternion.setFromRotationMatrix(_m1$4);
scale.x = sx;
scale.y = sy;
scale.z = sz;
return this;
}
makePerspective(left, right, top, bottom, near, far, coordinateSystem = WebGLCoordinateSystem) {
const te = this.elements;
const x = 2 * near / (right - left);
const y = 2 * near / (top - bottom);
const a = (right + left) / (right - left);
const b = (top + bottom) / (top - bottom);
let c, d;
if (coordinateSystem === WebGLCoordinateSystem) {
c = -(far + near) / (far - near);
d = -2 * far * near / (far - near);
} else if (coordinateSystem === WebGPUCoordinateSystem) {
c = -far / (far - near);
d = -far * near / (far - near);
} else {
throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: " + coordinateSystem);
}
te[0] = x;
te[4] = 0;
te[8] = a;
te[12] = 0;
te[1] = 0;
te[5] = y;
te[9] = b;
te[13] = 0;
te[2] = 0;
te[6] = 0;
te[10] = c;
te[14] = d;
te[3] = 0;
te[7] = 0;
te[11] = -1;
te[15] = 0;
return this;
}
makeOrthographic(left, right, top, bottom, near, far, coordinateSystem = WebGLCoordinateSystem) {
const te = this.elements;
const w = 1 / (right - left);
const h = 1 / (top - bottom);
const p = 1 / (far - near);
const x = (right + left) * w;
const y = (top + bottom) * h;
let z, zInv;
if (coordinateSystem === WebGLCoordinateSystem) {
z = (far + near) * p;
zInv = -2 * p;
} else if (coordinateSystem === WebGPUCoordinateSystem) {
z = near * p;
zInv = -1 * p;
} else {
throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: " + coordinateSystem);
}
te[0] = 2 * w;
te[4] = 0;
te[8] = 0;
te[12] = -x;
te[1] = 0;
te[5] = 2 * h;
te[9] = 0;
te[13] = -y;
te[2] = 0;
te[6] = 0;
te[10] = zInv;
te[14] = -z;
te[3] = 0;
te[7] = 0;
te[11] = 0;
te[15] = 1;
return this;
}
equals(matrix) {
const te = this.elements;
const me = matrix.elements;
for (let i = 0; i < 16; i++) {
if (te[i] !== me[i]) return false;
}
return true;
}
fromArray(array, offset = 0) {
for (let i = 0; i < 16; i++) {
this.elements[i] = array[i + offset];
}
return this;
}
toArray(array = [], offset = 0) {
const te = this.elements;
array[offset] = te[0];
array[offset + 1] = te[1];
array[offset + 2] = te[2];
array[offset + 3] = te[3];
array[offset + 4] = te[4];
array[offset + 5] = te[5];
array[offset + 6] = te[6];
array[offset + 7] = te[7];
array[offset + 8] = te[8];
array[offset + 9] = te[9];
array[offset + 10] = te[10];
array[offset + 11] = te[11];
array[offset + 12] = te[12];
array[offset + 13] = te[13];
array[offset + 14] = te[14];
array[offset + 15] = te[15];
return array;
}
}
const _v1$5 = /* @__PURE__ */ new Vector3();
const _m1$4 = /* @__PURE__ */ new Matrix4();
const _zero = /* @__PURE__ */ new Vector3(0, 0, 0);
const _one = /* @__PURE__ */ new Vector3(1, 1, 1);
const _x = /* @__PURE__ */ new Vector3();
const _y = /* @__PURE__ */ new Vector3();
const _z = /* @__PURE__ */ new Vector3();
const _matrix$2 = /* @__PURE__ */ new Matrix4();
const _quaternion$3 = /* @__PURE__ */ new Quaternion();
class Euler {
constructor(x = 0, y = 0, z = 0, order = Euler.DEFAULT_ORDER) {
this.isEuler = true;
this._x = x;
this._y = y;
this._z = z;
this._order = order;
}
get x() {
return this._x;
}
set x(value) {
this._x = value;
this._onChangeCallback();
}
get y() {
return this._y;
}
set y(value) {
this._y = value;
this._onChangeCallback();
}
get z() {
return this._z;
}
set z(value) {
this._z = value;
this._onChangeCallback();
}
get order() {
return this._order;
}
set order(value) {
this._order = value;
this._onChangeCallback();
}
set(x, y, z, order = this._order) {
this._x = x;
this._y = y;
this._z = z;
this._order = order;
this._onChangeCallback();
return this;
}
clone() {
return new this.constructor(this._x, this._y, this._z, this._order);
}
copy(euler) {
this._x = euler._x;
this._y = euler._y;
this._z = euler._z;
this._order = euler._order;
this._onChangeCallback();
return this;
}
setFromRotationMatrix(m, order = this._order, update = true) {
const te = m.elements;
const m11 = te[0], m12 = te[4], m13 = te[8];
const m21 = te[1], m22 = te[5], m23 = te[9];
const m31 = te[2], m32 = te[6], m33 = te[10];
switch (order) {
case "XYZ":
this._y = Math.asin(clamp(m13, -1, 1));
if (Math.abs(m13) < 0.9999999) {
this._x = Math.atan2(-m23, m33);
this._z = Math.atan2(-m12, m11);
} else {
this._x = Math.atan2(m32, m22);
this._z = 0;
}
break;
case "YXZ":
this._x = Math.asin(-clamp(m23, -1, 1));
if (Math.abs(m23) < 0.9999999) {
this._y = Math.atan2(m13, m33);
this._z = Math.atan2(m21, m22);
} else {
this._y = Math.atan2(-m31, m11);
this._z = 0;
}
break;
case "ZXY":
this._x = Math.asin(clamp(m32, -1, 1));
if (Math.abs(m32) < 0.9999999) {
this._y = Math.atan2(-m31, m33);
this._z = Math.atan2(-m12, m22);
} else {
this._y = 0;
this._z = Math.atan2(m21, m11);
}
break;
case "ZYX":
this._y = Math.asin(-clamp(m31, -1, 1));
if (Math.abs(m31) < 0.9999999) {
this._x = Math.atan2(m32, m33);
this._z = Math.atan2(m21, m11);
} else {
this._x = 0;
this._z = Math.atan2(-m12, m22);
}
break;
case "YZX":
this._z = Math.asin(clamp(m21, -1, 1));
if (Math.abs(m21) < 0.9999999) {
this._x = Math.atan2(-m23, m22);
this._y = Math.atan2(-m31, m11);
} else {
this._x = 0;
this._y = Math.atan2(m13, m33);
}
break;
case "XZY":
this._z = Math.asin(-clamp(m12, -1, 1));
if (Math.abs(m12) < 0.9999999) {
this._x = Math.atan2(m32, m22);
this._y = Math.atan2(m13, m11);
} else {
this._x = Math.atan2(-m23, m33);
this._y = 0;
}
break;
default:
console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: " + order);
}
this._order = order;
if (update === true) this._onChangeCallback();
return this;
}
setFromQuaternion(q, order, update) {
_matrix$2.makeRotationFromQuaternion(q);
return this.setFromRotationMatrix(_matrix$2, order, update);
}
setFromVector3(v, order = this._order) {
return this.set(v.x, v.y, v.z, order);
}
reorder(newOrder) {
_quaternion$3.setFromEuler(this);
return this.setFromQuaternion(_quaternion$3, newOrder);
}
equals(euler) {
return euler._x === this._x && euler._y === this._y && euler._z === this._z && euler._order === this._order;
}
fromArray(array) {
this._x = array[0];
this._y = array[1];
this._z = array[2];
if (array[3] !== void 0) this._order = array[3];
this._onChangeCallback();
return this;
}
toArray(array = [], offset = 0) {
array[offset] = this._x;
array[offset + 1] = this._y;
array[offset + 2] = this._z;
array[offset + 3] = this._order;
return array;
}
_onChange(callback) {
this._onChangeCallback = callback;
return this;
}
_onChangeCallback() {
}
*[Symbol.iterator]() {
yield this._x;
yield this._y;
yield this._z;
yield this._order;
}
}
Euler.DEFAULT_ORDER = "XYZ";
class Layers {
constructor() {
this.mask = 1 | 0;
}
set(channel) {
this.mask = (1 << channel | 0) >>> 0;
}
enable(channel) {
this.mask |= 1 << channel | 0;
}
enableAll() {
this.mask = 4294967295 | 0;
}
toggle(channel) {
this.mask ^= 1 << channel | 0;
}
disable(channel) {
this.mask &= ~(1 << channel | 0);
}
disableAll() {
this.mask = 0;
}
test(layers) {
return (this.mask & layers.mask) !== 0;
}
isEnabled(channel) {
return (this.mask & (1 << channel | 0)) !== 0;
}
}
let _object3DId = 0;
const _v1$4 = /* @__PURE__ */ new Vector3();
const _q1 = /* @__PURE__ */ new Quaternion();
const _m1$3 = /* @__PURE__ */ new Matrix4();
const _target = /* @__PURE__ */ new Vector3();
const _position$3 = /* @__PURE__ */ new Vector3();
const _scale$2 = /* @__PURE__ */ new Vector3();
const _quaternion$2 = /* @__PURE__ */ new Quaternion();
const _xAxis = /* @__PURE__ */ new Vector3(1, 0, 0);
const _yAxis = /* @__PURE__ */ new Vector3(0, 1, 0);
const _zAxis = /* @__PURE__ */ new Vector3(0, 0, 1);
const _addedEvent = { type: "added" };
const _removedEvent = { type: "removed" };
const _childaddedEvent = { type: "childadded", child: null };
const _childremovedEvent = { type: "childremoved", child: null };
class Object3D extends EventDispatcher {
constructor() {
super();
this.isObject3D = true;
Object.defineProperty(this, "id", { value: _object3DId++ });
this.uuid = generateUUID();
this.name = "";
this.type = "Object3D";
this.parent = null;
this.children = [];
this.up = Object3D.DEFAULT_UP.clone();
const position = new Vector3();
const rotation = new Euler();
const quaternion = new Quaternion();
const scale = new Vector3(1, 1, 1);
function onRotationChange() {
quaternion.setFromEuler(rotation, false);
}
function onQuaternionChange() {
rotation.setFromQuaternion(quaternion, void 0, false);
}
rotation._onChange(onRotationChange);
quaternion._onChange(onQuaternionChange);
Object.defineProperties(this, {
position: {
configurable: true,
enumerable: true,
value: position
},
rotation: {
configurable: true,
enumerable: true,
value: rotation
},
quaternion: {
configurable: true,
enumerable: true,
value: quaternion
},
scale: {
configurable: true,
enumerable: true,
value: scale
},
modelViewMatrix: {
value: new Matrix4()
},
normalMatrix: {
value: new Matrix3()
}
});
this.matrix = new Matrix4();
this.matrixWorld = new Matrix4();
this.matrixAutoUpdate = Object3D.DEFAULT_MATRIX_AUTO_UPDATE;
this.matrixWorldAutoUpdate = Object3D.DEFAULT_MATRIX_WORLD_AUTO_UPDATE;
this.matrixWorldNeedsUpdate = false;
this.layers = new Layers();
this.visible = true;
this.castShadow = false;
this.receiveShadow = false;
this.frustumCulled = true;
this.renderOrder = 0;
this.animations = [];
this.userData = {};
}
onBeforeShadow() {
}
onAfterShadow() {
}
onBeforeRender() {
}
onAfterRender() {
}
applyMatrix4(matrix) {
if (this.matrixAutoUpdate) this.updateMatrix();
this.matrix.premultiply(matrix);
this.matrix.decompose(this.position, this.quaternion, this.scale);
}
applyQuaternion(q) {
this.quaternion.premultiply(q);
return this;
}
setRotationFromAxisAngle(axis, angle) {
this.quaternion.setFromAxisAngle(axis, angle);
}
setRotationFromEuler(euler) {
this.quaternion.setFromEuler(euler, true);
}
setRotationFromMatrix(m) {
this.quaternion.setFromRotationMatrix(m);
}
setRotationFromQuaternion(q) {
this.quaternion.copy(q);
}
rotateOnAxis(axis, angle) {
_q1.setFromAxisAngle(axis, angle);
this.quaternion.multiply(_q1);
return this;
}
rotateOnWorldAxis(axis, angle) {
_q1.setFromAxisAngle(axis, angle);
this.quaternion.premultiply(_q1);
return this;
}
rotateX(angle) {
return this.rotateOnAxis(_xAxis, angle);
}
rotateY(angle) {
return this.rotateOnAxis(_yAxis, angle);
}
rotateZ(angle) {
return this.rotateOnAxis(_zAxis, angle);
}
translateOnAxis(axis, distance) {
_v1$4.copy(axis).applyQuaternion(this.quaternion);
this.position.add(_v1$4.multiplyScalar(distance));
return this;
}
translateX(distance) {
return this.translateOnAxis(_xAxis, distance);
}
translateY(distance) {
return this.translateOnAxis(_yAxis, distance);
}
translateZ(distance) {
return this.translateOnAxis(_zAxis, distance);
}
localToWorld(vector) {
this.updateWorldMatrix(true, false);
return vector.applyMatrix4(this.matrixWorld);
}
worldToLocal(vector) {
this.updateWorldMatrix(true, false);
return vector.applyMatrix4(_m1$3.copy(this.matrixWorld).invert());
}
lookAt(x, y, z) {
if (x.isVector3) {
_target.copy(x);
} else {
_target.set(x, y, z);
}
const parent = this.parent;
this.updateWorldMatrix(true, false);
_position$3.setFromMatrixPosition(this.matrixWorld);
if (this.isCamera || this.isLight) {
_m1$3.lookAt(_position$3, _target, this.up);
} else {
_m1$3.lookAt(_target, _position$3, this.up);
}
this.quaternion.setFromRotationMatrix(_m1$3);
if (parent) {
_m1$3.extractRotation(parent.matrixWorld);
_q1.setFromRotationMatrix(_m1$3);
this.quaternion.premultiply(_q1.invert());
}
}
add(object) {
if (arguments.length > 1) {
for (let i = 0; i < arguments.length; i++) {
this.add(arguments[i]);
}
return this;
}
if (object === this) {
console.error("THREE.Object3D.add: object can't be added as a child of itself.", object);
return this;
}
if (object && object.isObject3D) {
object.removeFromParent();
object.parent = this;
this.children.push(object);
object.dispatchEvent(_addedEvent);
_childaddedEvent.child = object;
this.dispatchEvent(_childaddedEvent);
_childaddedEvent.child = null;
} else {
console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.", object);
}
return this;
}
remove(object) {
if (arguments.length > 1) {
for (let i = 0; i < arguments.length; i++) {
this.remove(arguments[i]);
}
return this;
}
const index = this.children.indexOf(object);
if (index !== -1) {
object.parent = null;
this.children.splice(index, 1);
object.dispatchEvent(_removedEvent);
_childremovedEvent.child = object;
this.dispatchEvent(_childremovedEvent);
_childremovedEvent.child = null;
}
return this;
}
removeFromParent() {
const parent = this.parent;
if (parent !== null) {
parent.remove(this);
}
return this;
}
clear() {
return this.remove(...this.children);
}
attach(object) {
this.updateWorldMatrix(true, false);
_m1$3.copy(this.matrixWorld).invert();
if (object.parent !== null) {
object.parent.updateWorldMatrix(true, false);
_m1$3.multiply(object.parent.matrixWorld);
}
object.applyMatrix4(_m1$3);
object.removeFromParent();
object.parent = this;
this.children.push(object);
object.updateWorldMatrix(false, true);
object.dispatchEvent(_addedEvent);
_childaddedEvent.child = object;
this.dispatchEvent(_childaddedEvent);
_childaddedEvent.child = null;
return this;
}
getObjectById(id) {
return this.getObjectByProperty("id", id);
}
getObjectByName(name) {
return this.getObjectByProperty("name", name);
}
getObjectByProperty(name, value) {
if (this[name] === value) return this;
for (let i = 0, l = this.children.length; i < l; i++) {
const child = this.children[i];
const object = child.getObjectByProperty(name, value);
if (object !== void 0) {
return object;
}
}
return void 0;
}
getObjectsByProperty(name, value, result = []) {
if (this[name] === value) result.push(this);
const children = this.children;
for (let i = 0, l = children.length; i < l; i++) {
children[i].getObjectsByProperty(name, value, result);
}
return result;
}
getWorldPosition(target) {
this.updateWorldMatrix(true, false);
return target.setFromMatrixPosition(this.matrixWorld);
}
getWorldQuaternion(target) {
this.updateWorldMatrix(true, false);
this.matrixWorld.decompose(_position$3, target, _scale$2);
return target;
}
getWorldScale(target) {
this.updateWorldMatrix(true, false);
this.matrixWorld.decompose(_position$3, _quaternion$2, target);
return target;
}
getWorldDirection(target) {
this.updateWorldMatrix(true, false);
const e = this.matrixWorld.elements;
return target.set(e[8], e[9], e[10]).normalize();
}
raycast() {
}
traverse(callback) {
callback(this);
const children = this.children;
for (let i = 0, l = children.length; i < l; i++) {
children[i].traverse(callback);
}
}
traverseVisible(callback) {
if (this.visible === false) return;
callback(this);
const children = this.children;
for (let i = 0, l = children.length; i < l; i++) {
children[i].traverseVisible(callback);
}
}
traverseAncestors(callback) {
const parent = this.parent;
if (parent !== null) {
callback(parent);
parent.traverseAncestors(callback);
}
}
updateMatrix() {
this.matrix.compose(this.position, this.quaternion, this.scale);
this.matrixWorldNeedsUpdate = true;
}
updateMatrixWorld(force) {
if (this.matrixAutoUpdate) this.updateMatrix();
if (this.matrixWorldNeedsUpdate || force) {
if (this.matrixWorldAutoUpdate === true) {
if (this.parent === null) {
this.matrixWorld.copy(this.matrix);
} else {
this.matrixWorld.multiplyMatrices(this.parent.matrixWorld, this.matrix);
}
}
this.matrixWorldNeedsUpdate = false;
force = true;
}
const children = this.children;
for (let i = 0, l = children.length; i < l; i++) {
const child = children[i];
child.updateMatrixWorld(force);
}
}
updateWorldMatrix(updateParents, updateChildren) {
const parent = this.parent;
if (updateParents === true && parent !== null) {
parent.updateWorldMatrix(true, false);
}
if (this.matrixAutoUpdate) this.updateMatrix();
if (this.matrixWorldAutoUpdate === true) {
if (this.parent === null) {
this.matrixWorld.copy(this.matrix);
} else {
this.matrixWorld.multiplyMatrices(this.parent.matrixWorld, this.matrix);
}
}
if (updateChildren === true) {
const children = this.children;
for (let i = 0, l = children.length; i < l; i++) {
const child = children[i];
child.updateWorldMatrix(false, true);
}
}
}
toJSON(meta) {
const isRootObject = meta === void 0 || typeof meta === "string";
const output = {};
if (isRootObject) {
meta = {
geometries: {},
materials: {},
textures: {},
images: {},
shapes: {},
skeletons: {},
animations: {},
nodes: {}
};
output.metadata = {
version: 4.6,
type: "Object",
generator: "Object3D.toJSON"
};
}
const object = {};
object.uuid = this.uuid;
object.type = this.type;
if (this.name !== "") object.name = this.name;
if (this.castShadow === true) object.castShadow = true;
if (this.receiveShadow === true) object.receiveShadow = true;
if (this.visible === false) object.visible = false;
if (this.frustumCulled === false) object.frustumCulled = false;
if (this.renderOrder !== 0) object.renderOrder = this.renderOrder;
if (Object.keys(this.userData).length > 0) object.userData = this.userData;
object.layers = this.layers.mask;
object.matrix = this.matrix.toArray();
object.up = this.up.toArray();
if (this.matrixAutoUpdate === false) object.matrixAutoUpdate = false;
if (this.isInstancedMesh) {
object.type = "InstancedMesh";
object.count = this.count;
object.instanceMatrix = this.instanceMatrix.toJSON();
if (this.instanceColor !== null) object.instanceColor = this.instanceColor.toJSON();
}
if (this.isBatchedMesh) {
object.type = "BatchedMesh";
object.perObjectFrustumCulled = this.perObjectFrustumCulled;
object.sortObjects = this.sortObjects;
object.drawRanges = this._drawRanges;
object.reservedRanges = this._reservedRanges;
object.visibility = this._visibility;
object.active = this._active;
object.bounds = this._bounds.map((bound) => ({
boxInitialized: bound.boxInitialized,
boxMin: bound.box.min.toArray(),
boxMax: bound.box.max.toArray(),
sphereInitialized: bound.sphereInitialized,
sphereRadius: bound.sphere.radius,
sphereCenter: bound.sphere.center.toArray()
}));
object.maxInstanceCount = this._maxInstanceCount;
object.maxVertexCount = this._maxVertexCount;
object.maxIndexCount = this._maxIndexCount;
object.geometryInitialized = this._geometryInitialized;
object.geometryCount = this._geometryCount;
object.matricesTexture = this._matricesTexture.toJSON(meta);
if (this._colorsTexture !== null) object.colorsTexture = this._colorsTexture.toJSON(meta);
if (this.boundingSphere !== null) {
object.boundingSphere = {
center: object.boundingSphere.center.toArray(),
radius: object.boundingSphere.radius
};
}
if (this.boundingBox !== null) {
object.boundingBox = {
min: object.boundingBox.min.toArray(),
max: object.boundingBox.max.toArray()
};
}
}
function serialize(library, element) {
if (library[element.uuid] === void 0) {
library[element.uuid] = element.toJSON(meta);
}
return element.uuid;
}
if (this.isScene) {
if (this.background) {
if (this.background.isColor) {
object.background = this.background.toJSON();
} else if (this.background.isTexture) {
object.background = this.background.toJSON(meta).uuid;
}
}
if (this.environment && this.environment.isTexture && this.environment.isRenderTargetTexture !== true) {
object.environment = this.environment.toJSON(meta).uuid;
}
} else if (this.isMesh || this.isLine || this.isPoints) {
object.geometry = serialize(meta.geometries, this.geometry);
const parameters = this.geometry.parameters;
if (parameters !== void 0 && parameters.shapes !== void 0) {
const shapes = parameters.shapes;
if (Array.isArray(shapes)) {
for (let i = 0, l = shapes.length; i < l; i++) {
const shape = shapes[i];
serialize(meta.shapes, shape);
}
} else {
serialize(meta.shapes, shapes);
}
}
}
if (this.isSkinnedMesh) {
object.bindMode = this.bindMode;
object.bindMatrix = this.bindMatrix.toArray();
if (this.skeleton !== void 0) {
serialize(meta.skeletons, this.skeleton);
object.skeleton = this.skeleton.uuid;
}
}
if (this.material !== void 0) {
if (Array.isArray(this.material)) {
const uuids = [];
for (let i = 0, l = this.material.length; i < l; i++) {
uuids.push(serialize(meta.materials, this.material[i]));
}
object.material = uuids;
} else {
object.material = serialize(meta.materials, this.material);
}
}
if (this.children.length > 0) {
object.children = [];
for (let i = 0; i < this.children.length; i++) {
object.children.push(this.children[i].toJSON(meta).object);
}
}
if (this.animations.length > 0) {
object.animations = [];
for (let i = 0; i < this.animations.length; i++) {
const animation = this.animations[i];
object.animations.push(serialize(meta.animations, animation));
}
}
if (isRootObject) {
const geometries = extractFromCache(meta.geometries);
const materials = extractFromCache(meta.materials);
const textures = extractFromCache(meta.textures);
const images = extractFromCache(meta.images);
const shapes = extractFromCache(meta.shapes);
const skeletons = extractFromCache(meta.skeletons);
const animations = extractFromCache(meta.animations);
const nodes = extractFromCache(meta.nodes);
if (geometries.length > 0) output.geometries = geometries;
if (materials.length > 0) output.materials = materials;
if (textures.length > 0) output.textures = textures;
if (images.length > 0) output.images = images;
if (shapes.length > 0) output.shapes = shapes;
if (skeletons.length > 0) output.skeletons = skeletons;
if (animations.length > 0) output.animations = animations;
if (nodes.length > 0) output.nodes = nodes;
}
output.object = object;
return output;
function extractFromCache(cache) {
const values = [];
for (const key in cache) {
const data = cache[key];
delete data.metadata;
values.push(data);
}
return values;
}
}
clone(recursive) {
return new this.constructor().copy(this, recursive);
}
copy(source, recursive = true) {
this.name = source.name;
this.up.copy(source.up);
this.position.copy(source.position);
this.rotation.order = source.rotation.order;
this.quaternion.copy(source.quaternion);
this.scale.copy(source.scale);
this.matrix.copy(source.matrix);
this.matrixWorld.copy(source.matrixWorld);
this.matrixAutoUpdate = source.matrixAutoUpdate;
this.matrixWorldAutoUpdate = source.matrixWorldAutoUpdate;
this.matrixWorldNeedsUpdate = source.matrixWorldNeedsUpdate;
this.layers.mask = source.layers.mask;
this.visible = source.visible;
this.castShadow = source.castShadow;
this.receiveShadow = source.receiveShadow;
this.frustumCulled = source.frustumCulled;
this.renderOrder = source.renderOrder;
this.animations = source.animations.slice();
this.userData = JSON.parse(JSON.stringify(source.userData));
if (recursive === true) {
for (let i = 0; i < source.children.length; i++) {
const child = source.children[i];
this.add(child.clone());
}
}
return this;
}
}
Object3D.DEFAULT_UP = /* @__PURE__ */ new Vector3(0, 1, 0);
Object3D.DEFAULT_MATRIX_AUTO_UPDATE = true;
Object3D.DEFAULT_MATRIX_WORLD_AUTO_UPDATE = true;
const _v0$2 = /* @__PURE__ */ new Vector3();
const _v1$3 = /* @__PURE__ */ new Vector3();
const _v2$2 = /* @__PURE__ */ new Vector3();
const _v3$2 = /* @__PURE__ */ new Vector3();
const _vab = /* @__PURE__ */ new Vector3();
const _vac = /* @__PURE__ */ new Vector3();
const _vbc = /* @__PURE__ */ new Vector3();
const _vap = /* @__PURE__ */ new Vector3();
const _vbp = /* @__PURE__ */ new Vector3();
const _vcp = /* @__PURE__ */ new Vector3();
const _v40 = /* @__PURE__ */ new Vector4();
const _v41 = /* @__PURE__ */ new Vector4();
const _v42 = /* @__PURE__ */ new Vector4();
class Triangle {
constructor(a = new Vector3(), b = new Vector3(), c = new Vector3()) {
this.a = a;
this.b = b;
this.c = c;
}
static getNormal(a, b, c, target) {
target.subVectors(c, b);
_v0$2.subVectors(a, b);
target.cross(_v0$2);
const targetLengthSq = target.lengthSq();
if (targetLengthSq > 0) {
return target.multiplyScalar(1 / Math.sqrt(targetLengthSq));
}
return target.set(0, 0, 0);
}
// static/instance method to calculate barycentric coordinates
// based on: http://www.blackpawn.com/texts/pointinpoly/default.html
static getBarycoord(point, a, b, c, target) {
_v0$2.subVectors(c, a);
_v1$3.subVectors(b, a);
_v2$2.subVectors(point, a);
const dot00 = _v0$2.dot(_v0$2);
const dot01 = _v0$2.dot(_v1$3);
const dot02 = _v0$2.dot(_v2$2);
const dot11 = _v1$3.dot(_v1$3);
const dot12 = _v1$3.dot(_v2$2);
const denom = dot00 * dot11 - dot01 * dot01;
if (denom === 0) {
target.set(0, 0, 0);
return null;
}
const invDenom = 1 / denom;
const u = (dot11 * dot02 - dot01 * dot12) * invDenom;
const v = (dot00 * dot12 - dot01 * dot02) * invDenom;
return target.set(1 - u - v, v, u);
}
static containsPoint(point, a, b, c) {
if (this.getBarycoord(point, a, b, c, _v3$2) === null) {
return false;
}
return _v3$2.x >= 0 && _v3$2.y >= 0 && _v3$2.x + _v3$2.y <= 1;
}
static getInterpolation(point, p1, p2, p3, v1, v2, v3, target) {
if (this.getBarycoord(point, p1, p2, p3, _v3$2) === null) {
target.x = 0;
target.y = 0;
if ("z" in target) target.z = 0;
if ("w" in target) target.w = 0;
return null;
}
target.setScalar(0);
target.addScaledVector(v1, _v3$2.x);
target.addScaledVector(v2, _v3$2.y);
target.addScaledVector(v3, _v3$2.z);
return target;
}
static getInterpolatedAttribute(attr, i1, i2, i3, barycoord, target) {
_v40.setScalar(0);
_v41.setScalar(0);
_v42.setScalar(0);
_v40.fromBufferAttribute(attr, i1);
_v41.fromBufferAttribute(attr, i2);
_v42.fromBufferAttribute(attr, i3);
target.setScalar(0);
target.addScaledVector(_v40, barycoord.x);
target.addScaledVector(_v41, barycoord.y);
target.addScaledVector(_v42, barycoord.z);
return target;
}
static isFrontFacing(a, b, c, direction) {
_v0$2.subVectors(c, b);
_v1$3.subVectors(a, b);
return _v0$2.cross(_v1$3).dot(direction) < 0 ? true : false;
}
set(a, b, c) {
this.a.copy(a);
this.b.copy(b);
this.c.copy(c);
return this;
}
setFromPointsAndIndices(points, i0, i1, i2) {
this.a.copy(points[i0]);
this.b.copy(points[i1]);
this.c.copy(points[i2]);
return this;
}
setFromAttributeAndIndices(attribute, i0, i1, i2) {
this.a.fromBufferAttribute(attribute, i0);
this.b.fromBufferAttribute(attribute, i1);
this.c.fromBufferAttribute(attribute, i2);
return this;
}
clone() {
return new this.constructor().copy(this);
}
copy(triangle) {
this.a.copy(triangle.a);
this.b.copy(triangle.b);
this.c.copy(triangle.c);
return this;
}
getArea() {
_v0$2.subVectors(this.c, this.b);
_v1$3.subVectors(this.a, this.b);
return _v0$2.cross(_v1$3).length() * 0.5;
}
getMidpoint(target) {
return target.addVectors(this.a, this.b).add(this.c).multiplyScalar(1 / 3);
}
getNormal(target) {
return Triangle.getNormal(this.a, this.b, this.c, target);
}
getPlane(target) {
return target.setFromCoplanarPoints(this.a, this.b, this.c);
}
getBarycoord(point, target) {
return Triangle.getBarycoord(point, this.a, this.b, this.c, target);
}
getInterpolation(point, v1, v2, v3, target) {
return Triangle.getInterpolation(point, this.a, this.b, this.c, v1, v2, v3, target);
}
containsPoint(point) {
return Triangle.containsPoint(point, this.a, this.b, this.c);
}
isFrontFacing(direction) {
return Triangle.isFrontFacing(this.a, this.b, this.c, direction);
}
intersectsBox(box) {
return box.intersectsTriangle(this);
}
closestPointToPoint(p, target) {
const a = this.a, b = this.b, c = this.c;
let v, w;
_vab.subVectors(b, a);
_vac.subVectors(c, a);
_vap.subVectors(p, a);
const d1 = _vab.dot(_vap);
const d2 = _vac.dot(_vap);
if (d1 <= 0 && d2 <= 0) {
return target.copy(a);
}
_vbp.subVectors(p, b);
const d3 = _vab.dot(_vbp);
const d4 = _vac.dot(_vbp);
if (d3 >= 0 && d4 <= d3) {
return target.copy(b);
}
const vc = d1 * d4 - d3 * d2;
if (vc <= 0 && d1 >= 0 && d3 <= 0) {
v = d1 / (d1 - d3);
return target.copy(a).addScaledVector(_vab, v);
}
_vcp.subVectors(p, c);
const d5 = _vab.dot(_vcp);
const d6 = _vac.dot(_vcp);
if (d6 >= 0 && d5 <= d6) {
return target.copy(c);
}
const vb = d5 * d2 - d1 * d6;
if (vb <= 0 && d2 >= 0 && d6 <= 0) {
w = d2 / (d2 - d6);
return target.copy(a).addScaledVector(_vac, w);
}
const va = d3 * d6 - d5 * d4;
if (va <= 0 && d4 - d3 >= 0 && d5 - d6 >= 0) {
_vbc.subVectors(c, b);
w = (d4 - d3) / (d4 - d3 + (d5 - d6));
return target.copy(b).addScaledVector(_vbc, w);
}
const denom = 1 / (va + vb + vc);
v = vb * denom;
w = vc * denom;
return target.copy(a).addScaledVector(_vab, v).addScaledVector(_vac, w);
}
equals(triangle) {
return triangle.a.equals(this.a) && triangle.b.equals(this.b) && triangle.c.equals(this.c);
}
}
const _colorKeywords = {
"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
};
const _hslA = { h: 0, s: 0, l: 0 };
const _hslB = { h: 0, s: 0, l: 0 };
function hue2rgb(p, q, t) {
if (t < 0) t += 1;
if (t > 1) t -= 1;
if (t < 1 / 6) return p + (q - p) * 6 * t;
if (t < 1 / 2) return q;
if (t < 2 / 3) return p + (q - p) * 6 * (2 / 3 - t);
return p;
}
class Color {
constructor(r, g, b) {
this.isColor = true;
this.r = 1;
this.g = 1;
this.b = 1;
return this.set(r, g, b);
}
set(r, g, b) {
if (g === void 0 && b === void 0) {
const value = r;
if (value && value.isColor) {
this.copy(value);
} else if (typeof value === "number") {
this.setHex(value);
} else if (typeof value === "string") {
this.setStyle(value);
}
} else {
this.setRGB(r, g, b);
}
return this;
}
setScalar(scalar) {
this.r = scalar;
this.g = scalar;
this.b = scalar;
return this;
}
setHex(hex, colorSpace = SRGBColorSpace) {
hex = Math.floor(hex);
this.r = (hex >> 16 & 255) / 255;
this.g = (hex >> 8 & 255) / 255;
this.b = (hex & 255) / 255;
ColorManagement.toWorkingColorSpace(this, colorSpace);
return this;
}
setRGB(r, g, b, colorSpace = ColorManagement.workingColorSpace) {
this.r = r;
this.g = g;
this.b = b;
ColorManagement.toWorkingColorSpace(this, colorSpace);
return this;
}
setHSL(h, s, l, colorSpace = ColorManagement.workingColorSpace) {
h = euclideanModulo(h, 1);
s = clamp(s, 0, 1);
l = clamp(l, 0, 1);
if (s === 0) {
this.r = this.g = this.b = l;
} else {
const p = l <= 0.5 ? l * (1 + s) : l + s - l * s;
const q = 2 * l - p;
this.r = hue2rgb(q, p, h + 1 / 3);
this.g = hue2rgb(q, p, h);
this.b = hue2rgb(q, p, h - 1 / 3);
}
ColorManagement.toWorkingColorSpace(this, colorSpace);
return this;
}
setStyle(style, colorSpace = SRGBColorSpace) {
function handleAlpha(string) {
if (string === void 0) return;
if (parseFloat(string) < 1) {
console.warn("THREE.Color: Alpha component of " + style + " will be ignored.");
}
}
let m;
if (m = /^(\w+)\(([^\)]*)\)/.exec(style)) {
let color;
const name = m[1];
const components = m[2];
switch (name) {
case "rgb":
case "rgba":
if (color = /^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(components)) {
handleAlpha(color[4]);
return this.setRGB(
Math.min(255, parseInt(color[1], 10)) / 255,
Math.min(255, parseInt(color[2], 10)) / 255,
Math.min(255, parseInt(color[3], 10)) / 255,
colorSpace
);
}
if (color = /^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(components)) {
handleAlpha(color[4]);
return this.setRGB(
Math.min(100, parseInt(color[1], 10)) / 100,
Math.min(100, parseInt(color[2], 10)) / 100,
Math.min(100, parseInt(color[3], 10)) / 100,
colorSpace
);
}
break;
case "hsl":
case "hsla":
if (color = /^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(components)) {
handleAlpha(color[4]);
return this.setHSL(
parseFloat(color[1]) / 360,
parseFloat(color[2]) / 100,
parseFloat(color[3]) / 100,
colorSpace
);
}
break;
default:
console.warn("THREE.Color: Unknown color model " + style);
}
} else if (m = /^\#([A-Fa-f\d]+)$/.exec(style)) {
const hex = m[1];
const size = hex.length;
if (size === 3) {
return this.setRGB(
parseInt(hex.charAt(0), 16) / 15,
parseInt(hex.charAt(1), 16) / 15,
parseInt(hex.charAt(2), 16) / 15,
colorSpace
);
} else if (size === 6) {
return this.setHex(parseInt(hex, 16), colorSpace);
} else {
console.warn("THREE.Color: Invalid hex color " + style);
}
} else if (style && style.length > 0) {
return this.setColorName(style, colorSpace);
}
return this;
}
setColorName(style, colorSpace = SRGBColorSpace) {
const hex = _colorKeywords[style.toLowerCase()];
if (hex !== void 0) {
this.setHex(hex, colorSpace);
} else {
console.warn("THREE.Color: Unknown color " + style);
}
return this;
}
clone() {
return new this.constructor(this.r, this.g, this.b);
}
copy(color) {
this.r = color.r;
this.g = color.g;
this.b = color.b;
return this;
}
copySRGBToLinear(color) {
this.r = SRGBToLinear(color.r);
this.g = SRGBToLinear(color.g);
this.b = SRGBToLinear(color.b);
return this;
}
copyLinearToSRGB(color) {
this.r = LinearToSRGB(color.r);
this.g = LinearToSRGB(color.g);
this.b = LinearToSRGB(color.b);
return this;
}
convertSRGBToLinear() {
this.copySRGBToLinear(this);
return this;
}
convertLinearToSRGB() {
this.copyLinearToSRGB(this);
return this;
}
getHex(colorSpace = SRGBColorSpace) {
ColorManagement.fromWorkingColorSpace(_color.copy(this), colorSpace);
return Math.round(clamp(_color.r * 255, 0, 255)) * 65536 + Math.round(clamp(_color.g * 255, 0, 255)) * 256 + Math.round(clamp(_color.b * 255, 0, 255));
}
getHexString(colorSpace = SRGBColorSpace) {
return ("000000" + this.getHex(colorSpace).toString(16)).slice(-6);
}
getHSL(target, colorSpace = ColorManagement.workingColorSpace) {
ColorManagement.fromWorkingColorSpace(_color.copy(this), colorSpace);
const r = _color.r, g = _color.g, b = _color.b;
const max = Math.max(r, g, b);
const min = Math.min(r, g, b);
let hue, saturation;
const lightness = (min + max) / 2;
if (min === max) {
hue = 0;
saturation = 0;
} else {
const delta = max - min;
saturation = lightness <= 0.5 ? delta / (max + min) : delta / (2 - max - min);
switch (max) {
case r:
hue = (g - b) / delta + (g < b ? 6 : 0);
break;
case g:
hue = (b - r) / delta + 2;
break;
case b:
hue = (r - g) / delta + 4;
break;
}
hue /= 6;
}
target.h = hue;
target.s = saturation;
target.l = lightness;
return target;
}
getRGB(target, colorSpace = ColorManagement.workingColorSpace) {
ColorManagement.fromWorkingColorSpace(_color.copy(this), colorSpace);
target.r = _color.r;
target.g = _color.g;
target.b = _color.b;
return target;
}
getStyle(colorSpace = SRGBColorSpace) {
ColorManagement.fromWorkingColorSpace(_color.copy(this), colorSpace);
const r = _color.r, g = _color.g, b = _color.b;
if (colorSpace !== SRGBColorSpace) {
return `color(${colorSpace} ${r.toFixed(3)} ${g.toFixed(3)} ${b.toFixed(3)})`;
}
return `rgb(${Math.round(r * 255)},${Math.round(g * 255)},${Math.round(b * 255)})`;
}
offsetHSL(h, s, l) {
this.getHSL(_hslA);
return this.setHSL(_hslA.h + h, _hslA.s + s, _hslA.l + l);
}
add(color) {
this.r += color.r;
this.g += color.g;
this.b += color.b;
return this;
}
addColors(color1, color2) {
this.r = color1.r + color2.r;
this.g = color1.g + color2.g;
this.b = color1.b + color2.b;
return this;
}
addScalar(s) {
this.r += s;
this.g += s;
this.b += s;
return this;
}
sub(color) {
this.r = Math.max(0, this.r - color.r);
this.g = Math.max(0, this.g - color.g);
this.b = Math.max(0, this.b - color.b);
return this;
}
multiply(color) {
this.r *= color.r;
this.g *= color.g;
this.b *= color.b;
return this;
}
multiplyScalar(s) {
this.r *= s;
this.g *= s;
this.b *= s;
return this;
}
lerp(color, alpha) {
this.r += (color.r - this.r) * alpha;
this.g += (color.g - this.g) * alpha;
this.b += (color.b - this.b) * alpha;
return this;
}
lerpColors(color1, color2, alpha) {
this.r = color1.r + (color2.r - color1.r) * alpha;
this.g = color1.g + (color2.g - color1.g) * alpha;
this.b = color1.b + (color2.b - color1.b) * alpha;
return this;
}
lerpHSL(color, alpha) {
this.getHSL(_hslA);
color.getHSL(_hslB);
const h = lerp(_hslA.h, _hslB.h, alpha);
const s = lerp(_hslA.s, _hslB.s, alpha);
const l = lerp(_hslA.l, _hslB.l, alpha);
this.setHSL(h, s, l);
return this;
}
setFromVector3(v) {
this.r = v.x;
this.g = v.y;
this.b = v.z;
return this;
}
applyMatrix3(m) {
const r = this.r, g = this.g, b = this.b;
const e = m.elements;
this.r = e[0] * r + e[3] * g + e[6] * b;
this.g = e[1] * r + e[4] * g + e[7] * b;
this.b = e[2] * r + e[5] * g + e[8] * b;
return this;
}
equals(c) {
return c.r === this.r && c.g === this.g && c.b === this.b;
}
fromArray(array, offset = 0) {
this.r = array[offset];
this.g = array[offset + 1];
this.b = array[offset + 2];
return this;
}
toArray(array = [], offset = 0) {
array[offset] = this.r;
array[offset + 1] = this.g;
array[offset + 2] = this.b;
return array;
}
fromBufferAttribute(attribute, index) {
this.r = attribute.getX(index);
this.g = attribute.getY(index);
this.b = attribute.getZ(index);
return this;
}
toJSON() {
return this.getHex();
}
*[Symbol.iterator]() {
yield this.r;
yield this.g;
yield this.b;
}
}
const _color = /* @__PURE__ */ new Color();
Color.NAMES = _colorKeywords;
let _materialId = 0;
class Material extends EventDispatcher {
static get type() {
return "Material";
}
get type() {
return this.constructor.type;
}
set type(_value) {
}
constructor() {
super();
this.isMaterial = true;
Object.defineProperty(this, "id", { value: _materialId++ });
this.uuid = generateUUID();
this.name = "";
this.blending = NormalBlending;
this.side = FrontSide;
this.vertexColors = false;
this.opacity = 1;
this.transparent = false;
this.alphaHash = false;
this.blendSrc = SrcAlphaFactor;
this.blendDst = OneMinusSrcAlphaFactor;
this.blendEquation = AddEquation;
this.blendSrcAlpha = null;
this.blendDstAlpha = null;
this.blendEquationAlpha = null;
this.blendColor = new Color(0, 0, 0);
this.blendAlpha = 0;
this.depthFunc = LessEqualDepth;
this.depthTest = true;
this.depthWrite = true;
this.stencilWriteMask = 255;
this.stencilFunc = AlwaysStencilFunc;
this.stencilRef = 0;
this.stencilFuncMask = 255;
this.stencilFail = KeepStencilOp;
this.stencilZFail = KeepStencilOp;
this.stencilZPass = KeepStencilOp;
this.stencilWrite = false;
this.clippingPlanes = null;
this.clipIntersection = false;
this.clipShadows = false;
this.shadowSide = null;
this.colorWrite = true;
this.precision = null;
this.polygonOffset = false;
this.polygonOffsetFactor = 0;
this.polygonOffsetUnits = 0;
this.dithering = false;
this.alphaToCoverage = false;
this.premultipliedAlpha = false;
this.forceSinglePass = false;
this.visible = true;
this.toneMapped = true;
this.userData = {};
this.version = 0;
this._alphaTest = 0;
}
get alphaTest() {
return this._alphaTest;
}
set alphaTest(value) {
if (this._alphaTest > 0 !== value > 0) {
this.version++;
}
this._alphaTest = value;
}
// onBeforeRender and onBeforeCompile only supported in WebGLRenderer
onBeforeRender() {
}
onBeforeCompile() {
}
customProgramCacheKey() {
return this.onBeforeCompile.toString();
}
setValues(values) {
if (values === void 0) return;
for (const key in values) {
const newValue = values[key];
if (newValue === void 0) {
console.warn(`THREE.Material: parameter '${key}' has value of undefined.`);
continue;
}
const currentValue = this[key];
if (currentValue === void 0) {
console.warn(`THREE.Material: '${key}' is not a property of THREE.${this.type}.`);
continue;
}
if (currentValue && currentValue.isColor) {
currentValue.set(newValue);
} else if (currentValue && currentValue.isVector3 && (newValue && newValue.isVector3)) {
currentValue.copy(newValue);
} else {
this[key] = newValue;
}
}
}
toJSON(meta) {
const isRootObject = meta === void 0 || typeof meta === "string";
if (isRootObject) {
meta = {
textures: {},
images: {}
};
}
const data = {
metadata: {
version: 4.6,
type: "Material",
generator: "Material.toJSON"
}
};
data.uuid = this.uuid;
data.type = this.type;
if (this.name !== "") data.name = this.name;
if (this.color && this.color.isColor) data.color = this.color.getHex();
if (this.roughness !== void 0) data.roughness = this.roughness;
if (this.metalness !== void 0) data.metalness = this.metalness;
if (this.sheen !== void 0) data.sheen = this.sheen;
if (this.sheenColor && this.sheenColor.isColor) data.sheenColor = this.sheenColor.getHex();
if (this.sheenRoughness !== void 0) data.sheenRoughness = this.sheenRoughness;
if (this.emissive && this.emissive.isColor) data.emissive = this.emissive.getHex();
if (this.emissiveIntensity !== void 0 && this.emissiveIntensity !== 1) data.emissiveIntensity = this.emissiveIntensity;
if (this.specular && this.specular.isColor) data.specular = this.specular.getHex();
if (this.specularIntensity !== void 0) data.specularIntensity = this.specularIntensity;
if (this.specularColor && this.specularColor.isColor) data.specularColor = this.specularColor.getHex();
if (this.shininess !== void 0) data.shininess = this.shininess;
if (this.clearcoat !== void 0) data.clearcoat = this.clearcoat;
if (this.clearcoatRoughness !== void 0) data.clearcoatRoughness = this.clearcoatRoughness;
if (this.clearcoatMap && this.clearcoatMap.isTexture) {
data.clearcoatMap = this.clearcoatMap.toJSON(meta).uuid;
}
if (this.clearcoatRoughnessMap && this.clearcoatRoughnessMap.isTexture) {
data.clearcoatRoughnessMap = this.clearcoatRoughnessMap.toJSON(meta).uuid;
}
if (this.clearcoatNormalMap && this.clearcoatNormalMap.isTexture) {
data.clearcoatNormalMap = this.clearcoatNormalMap.toJSON(meta).uuid;
data.clearcoatNormalScale = this.clearcoatNormalScale.toArray();
}
if (this.dispersion !== void 0) data.dispersion = this.dispersion;
if (this.iridescence !== void 0) data.iridescence = this.iridescence;
if (this.iridescenceIOR !== void 0) data.iridescenceIOR = this.iridescenceIOR;
if (this.iridescenceThicknessRange !== void 0) data.iridescenceThicknessRange = this.iridescenceThicknessRange;
if (this.iridescenceMap && this.iridescenceMap.isTexture) {
data.iridescenceMap = this.iridescenceMap.toJSON(meta).uuid;
}
if (this.iridescenceThicknessMap && this.iridescenceThicknessMap.isTexture) {
data.iridescenceThicknessMap = this.iridescenceThicknessMap.toJSON(meta).uuid;
}
if (this.anisotropy !== void 0) data.anisotropy = this.anisotropy;
if (this.anisotropyRotation !== void 0) data.anisotropyRotation = this.anisotropyRotation;
if (this.anisotropyMap && this.anisotropyMap.isTexture) {
data.anisotropyMap = this.anisotropyMap.toJSON(meta).uuid;
}
if (this.map && this.map.isTexture) data.map = this.map.toJSON(meta).uuid;
if (this.matcap && this.matcap.isTexture) data.matcap = this.matcap.toJSON(meta).uuid;
if (this.alphaMap && this.alphaMap.isTexture) data.alphaMap = this.alphaMap.toJSON(meta).uuid;
if (this.lightMap && this.lightMap.isTexture) {
data.lightMap = this.lightMap.toJSON(meta).uuid;
data.lightMapIntensity = this.lightMapIntensity;
}
if (this.aoMap && this.aoMap.isTexture) {
data.aoMap = this.aoMap.toJSON(meta).uuid;
data.aoMapIntensity = this.aoMapIntensity;
}
if (this.bumpMap && this.bumpMap.isTexture) {
data.bumpMap = this.bumpMap.toJSON(meta).uuid;
data.bumpScale = this.bumpScale;
}
if (this.normalMap && this.normalMap.isTexture) {
data.normalMap = this.normalMap.toJSON(meta).uuid;
data.normalMapType = this.normalMapType;
data.normalScale = this.normalScale.toArray();
}
if (this.displacementMap && this.displacementMap.isTexture) {
data.displacementMap = this.displacementMap.toJSON(meta).uuid;
data.displacementScale = this.displacementScale;
data.displacementBias = this.displacementBias;
}
if (this.roughnessMap && this.roughnessMap.isTexture) data.roughnessMap = this.roughnessMap.toJSON(meta).uuid;
if (this.metalnessMap && this.metalnessMap.isTexture) data.metalnessMap = this.metalnessMap.toJSON(meta).uuid;
if (this.emissiveMap && this.emissiveMap.isTexture) data.emissiveMap = this.emissiveMap.toJSON(meta).uuid;
if (this.specularMap && this.specularMap.isTexture) data.specularMap = this.specularMap.toJSON(meta).uuid;
if (this.specularIntensityMap && this.specularIntensityMap.isTexture) data.specularIntensityMap = this.specularIntensityMap.toJSON(meta).uuid;
if (this.specularColorMap && this.specularColorMap.isTexture) data.specularColorMap = this.specularColorMap.toJSON(meta).uuid;
if (this.envMap && this.envMap.isTexture) {
data.envMap = this.envMap.toJSON(meta).uuid;
if (this.combine !== void 0) data.combine = this.combine;
}
if (this.envMapRotation !== void 0) data.envMapRotation = this.envMapRotation.toArray();
if (this.envMapIntensity !== void 0) data.envMapIntensity = this.envMapIntensity;
if (this.reflectivity !== void 0) data.reflectivity = this.reflectivity;
if (this.refractionRatio !== void 0) data.refractionRatio = this.refractionRatio;
if (this.gradientMap && this.gradientMap.isTexture) {
data.gradientMap = this.gradientMap.toJSON(meta).uuid;
}
if (this.transmission !== void 0) data.transmission = this.transmission;
if (this.transmissionMap && this.transmissionMap.isTexture) data.transmissionMap = this.transmissionMap.toJSON(meta).uuid;
if (this.thickness !== void 0) data.thickness = this.thickness;
if (this.thicknessMap && this.thicknessMap.isTexture) data.thicknessMap = this.thicknessMap.toJSON(meta).uuid;
if (this.attenuationDistance !== void 0 && this.attenuationDistance !== Infinity) data.attenuationDistance = this.attenuationDistance;
if (this.attenuationColor !== void 0) data.attenuationColor = this.attenuationColor.getHex();
if (this.size !== void 0) data.size = this.size;
if (this.shadowSide !== null) data.shadowSide = this.shadowSide;
if (this.sizeAttenuation !== void 0) data.sizeAttenuation = this.sizeAttenuation;
if (this.blending !== NormalBlending) data.blending = this.blending;
if (this.side !== FrontSide) data.side = this.side;
if (this.vertexColors === true) data.vertexColors = true;
if (this.opacity < 1) data.opacity = this.opacity;
if (this.transparent === true) data.transparent = true;
if (this.blendSrc !== SrcAlphaFactor) data.blendSrc = this.blendSrc;
if (this.blendDst !== OneMinusSrcAlphaFactor) data.blendDst = this.blendDst;
if (this.blendEquation !== AddEquation) data.blendEquation = this.blendEquation;
if (this.blendSrcAlpha !== null) data.blendSrcAlpha = this.blendSrcAlpha;
if (this.blendDstAlpha !== null) data.blendDstAlpha = this.blendDstAlpha;
if (this.blendEquationAlpha !== null) data.blendEquationAlpha = this.blendEquationAlpha;
if (this.blendColor && this.blendColor.isColor) data.blendColor = this.blendColor.getHex();
if (this.blendAlpha !== 0) data.blendAlpha = this.blendAlpha;
if (this.depthFunc !== LessEqualDepth) data.depthFunc = this.depthFunc;
if (this.depthTest === false) data.depthTest = this.depthTest;
if (this.depthWrite === false) data.depthWrite = this.depthWrite;
if (this.colorWrite === false) data.colorWrite = this.colorWrite;
if (this.stencilWriteMask !== 255) data.stencilWriteMask = this.stencilWriteMask;
if (this.stencilFunc !== AlwaysStencilFunc) data.stencilFunc = this.stencilFunc;
if (this.stencilRef !== 0) data.stencilRef = this.stencilRef;
if (this.stencilFuncMask !== 255) data.stencilFuncMask = this.stencilFuncMask;
if (this.stencilFail !== KeepStencilOp) data.stencilFail = this.stencilFail;
if (this.stencilZFail !== KeepStencilOp) data.stencilZFail = this.stencilZFail;
if (this.stencilZPass !== KeepStencilOp) data.stencilZPass = this.stencilZPass;
if (this.stencilWrite === true) data.stencilWrite = this.stencilWrite;
if (this.rotation !== void 0 && this.rotation !== 0) data.rotation = this.rotation;
if (this.polygonOffset === true) data.polygonOffset = true;
if (this.polygonOffsetFactor !== 0) data.polygonOffsetFactor = this.polygonOffsetFactor;
if (this.polygonOffsetUnits !== 0) data.polygonOffsetUnits = this.polygonOffsetUnits;
if (this.linewidth !== void 0 && this.linewidth !== 1) data.linewidth = this.linewidth;
if (this.dashSize !== void 0) data.dashSize = this.dashSize;
if (this.gapSize !== void 0) data.gapSize = this.gapSize;
if (this.scale !== void 0) data.scale = this.scale;
if (this.dithering === true) data.dithering = true;
if (this.alphaTest > 0) data.alphaTest = this.alphaTest;
if (this.alphaHash === true) data.alphaHash = true;
if (this.alphaToCoverage === true) data.alphaToCoverage = true;
if (this.premultipliedAlpha === true) data.premultipliedAlpha = true;
if (this.forceSinglePass === true) data.forceSinglePass = true;
if (this.wireframe === true) data.wireframe = true;
if (this.wireframeLinewidth > 1) data.wireframeLinewidth = this.wireframeLinewidth;
if (this.wireframeLinecap !== "round") data.wireframeLinecap = this.wireframeLinecap;
if (this.wireframeLinejoin !== "round") data.wireframeLinejoin = this.wireframeLinejoin;
if (this.flatShading === true) data.flatShading = true;
if (this.visible === false) data.visible = false;
if (this.toneMapped === false) data.toneMapped = false;
if (this.fog === false) data.fog = false;
if (Object.keys(this.userData).length > 0) data.userData = this.userData;
function extractFromCache(cache) {
const values = [];
for (const key in cache) {
const data2 = cache[key];
delete data2.metadata;
values.push(data2);
}
return values;
}
if (isRootObject) {
const textures = extractFromCache(meta.textures);
const images = extractFromCache(meta.images);
if (textures.length > 0) data.textures = textures;
if (images.length > 0) data.images = images;
}
return data;
}
clone() {
return new this.constructor().copy(this);
}
copy(source) {
this.name = source.name;
this.blending = source.blending;
this.side = source.side;
this.vertexColors = source.vertexColors;
this.opacity = source.opacity;
this.transparent = source.transparent;
this.blendSrc = source.blendSrc;
this.blendDst = source.blendDst;
this.blendEquation = source.blendEquation;
this.blendSrcAlpha = source.blendSrcAlpha;
this.blendDstAlpha = source.blendDstAlpha;
this.blendEquationAlpha = source.blendEquationAlpha;
this.blendColor.copy(source.blendColor);
this.blendAlpha = source.blendAlpha;
this.depthFunc = source.depthFunc;
this.depthTest = source.depthTest;
this.depthWrite = source.depthWrite;
this.stencilWriteMask = source.stencilWriteMask;
this.stencilFunc = source.stencilFunc;
this.stencilRef = source.stencilRef;
this.stencilFuncMask = source.stencilFuncMask;
this.stencilFail = source.stencilFail;
this.stencilZFail = source.stencilZFail;
this.stencilZPass = source.stencilZPass;
this.stencilWrite = source.stencilWrite;
const srcPlanes = source.clippingPlanes;
let dstPlanes = null;
if (srcPlanes !== null) {
const n = srcPlanes.length;
dstPlanes = new Array(n);
for (let i = 0; i !== n; ++i) {
dstPlanes[i] = srcPlanes[i].clone();
}
}
this.clippingPlanes = dstPlanes;
this.clipIntersection = source.clipIntersection;
this.clipShadows = source.clipShadows;
this.shadowSide = source.shadowSide;
this.colorWrite = source.colorWrite;
this.precision = source.precision;
this.polygonOffset = source.polygonOffset;
this.polygonOffsetFactor = source.polygonOffsetFactor;
this.polygonOffsetUnits = source.polygonOffsetUnits;
this.dithering = source.dithering;
this.alphaTest = source.alphaTest;
this.alphaHash = source.alphaHash;
this.alphaToCoverage = source.alphaToCoverage;
this.premultipliedAlpha = source.premultipliedAlpha;
this.forceSinglePass = source.forceSinglePass;
this.visible = source.visible;
this.toneMapped = source.toneMapped;
this.userData = JSON.parse(JSON.stringify(source.userData));
return this;
}
dispose() {
this.dispatchEvent({ type: "dispose" });
}
set needsUpdate(value) {
if (value === true) this.version++;
}
onBuild() {
console.warn("Material: onBuild() has been removed.");
}
}
class MeshBasicMaterial extends Material {
static get type() {
return "MeshBasicMaterial";
}
constructor(parameters) {
super();
this.isMeshBasicMaterial = true;
this.color = new Color(16777215);
this.map = null;
this.lightMap = null;
this.lightMapIntensity = 1;
this.aoMap = null;
this.aoMapIntensity = 1;
this.specularMap = null;
this.alphaMap = null;
this.envMap = null;
this.envMapRotation = new Euler();
this.combine = MultiplyOperation;
this.reflectivity = 1;
this.refractionRatio = 0.98;
this.wireframe = false;
this.wireframeLinewidth = 1;
this.wireframeLinecap = "round";
this.wireframeLinejoin = "round";
this.fog = true;
this.setValues(parameters);
}
copy(source) {
super.copy(source);
this.color.copy(source.color);
this.map = source.map;
this.lightMap = source.lightMap;
this.lightMapIntensity = source.lightMapIntensity;
this.aoMap = source.aoMap;
this.aoMapIntensity = source.aoMapIntensity;
this.specularMap = source.specularMap;
this.alphaMap = source.alphaMap;
this.envMap = source.envMap;
this.envMapRotation.copy(source.envMapRotation);
this.combine = source.combine;
this.reflectivity = source.reflectivity;
this.refractionRatio = source.refractionRatio;
this.wireframe = source.wireframe;
this.wireframeLinewidth = source.wireframeLinewidth;
this.wireframeLinecap = source.wireframeLinecap;
this.wireframeLinejoin = source.wireframeLinejoin;
this.fog = source.fog;
return this;
}
}
const _vector$9 = /* @__PURE__ */ new Vector3();
const _vector2$1 = /* @__PURE__ */ new Vector2();
class BufferAttribute {
constructor(array, itemSize, normalized = false) {
if (Array.isArray(array)) {
throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");
}
this.isBufferAttribute = true;
this.name = "";
this.array = array;
this.itemSize = itemSize;
this.count = array !== void 0 ? array.length / itemSize : 0;
this.normalized = normalized;
this.usage = StaticDrawUsage;
this.updateRanges = [];
this.gpuType = FloatType;
this.version = 0;
}
onUploadCallback() {
}
set needsUpdate(value) {
if (value === true) this.version++;
}
setUsage(value) {
this.usage = value;
return this;
}
addUpdateRange(start, count) {
this.updateRanges.push({ start, count });
}
clearUpdateRanges() {
this.updateRanges.length = 0;
}
copy(source) {
this.name = source.name;
this.array = new source.array.constructor(source.array);
this.itemSize = source.itemSize;
this.count = source.count;
this.normalized = source.normalized;
this.usage = source.usage;
this.gpuType = source.gpuType;
return this;
}
copyAt(index1, attribute, index2) {
index1 *= this.itemSize;
index2 *= attribute.itemSize;
for (let i = 0, l = this.itemSize; i < l; i++) {
this.array[index1 + i] = attribute.array[index2 + i];
}
return this;
}
copyArray(array) {
this.array.set(array);
return this;
}
applyMatrix3(m) {
if (this.itemSize === 2) {
for (let i = 0, l = this.count; i < l; i++) {
_vector2$1.fromBufferAttribute(this, i);
_vector2$1.applyMatrix3(m);
this.setXY(i, _vector2$1.x, _vector2$1.y);
}
} else if (this.itemSize === 3) {
for (let i = 0, l = this.count; i < l; i++) {
_vector$9.fromBufferAttribute(this, i);
_vector$9.applyMatrix3(m);
this.setXYZ(i, _vector$9.x, _vector$9.y, _vector$9.z);
}
}
return this;
}
applyMatrix4(m) {
for (let i = 0, l = this.count; i < l; i++) {
_vector$9.fromBufferAttribute(this, i);
_vector$9.applyMatrix4(m);
this.setXYZ(i, _vector$9.x, _vector$9.y, _vector$9.z);
}
return this;
}
applyNormalMatrix(m) {
for (let i = 0, l = this.count; i < l; i++) {
_vector$9.fromBufferAttribute(this, i);
_vector$9.applyNormalMatrix(m);
this.setXYZ(i, _vector$9.x, _vector$9.y, _vector$9.z);
}
return this;
}
transformDirection(m) {
for (let i = 0, l = this.count; i < l; i++) {
_vector$9.fromBufferAttribute(this, i);
_vector$9.transformDirection(m);
this.setXYZ(i, _vector$9.x, _vector$9.y, _vector$9.z);
}
return this;
}
set(value, offset = 0) {
this.array.set(value, offset);
return this;
}
getComponent(index, component) {
let value = this.array[index * this.itemSize + component];
if (this.normalized) value = denormalize(value, this.array);
return value;
}
setComponent(index, component, value) {
if (this.normalized) value = normalize(value, this.array);
this.array[index * this.itemSize + component] = value;
return this;
}
getX(index) {
let x = this.array[index * this.itemSize];
if (this.normalized) x = denormalize(x, this.array);
return x;
}
setX(index, x) {
if (this.normalized) x = normalize(x, this.array);
this.array[index * this.itemSize] = x;
return this;
}
getY(index) {
let y = this.array[index * this.itemSize + 1];
if (this.normalized) y = denormalize(y, this.array);
return y;
}
setY(index, y) {
if (this.normalized) y = normalize(y, this.array);
this.array[index * this.itemSize + 1] = y;
return this;
}
getZ(index) {
let z = this.array[index * this.itemSize + 2];
if (this.normalized) z = denormalize(z, this.array);
return z;
}
setZ(index, z) {
if (this.normalized) z = normalize(z, this.array);
this.array[index * this.itemSize + 2] = z;
return this;
}
getW(index) {
let w = this.array[index * this.itemSize + 3];
if (this.normalized) w = denormalize(w, this.array);
return w;
}
setW(index, w) {
if (this.normalized) w = normalize(w, this.array);
this.array[index * this.itemSize + 3] = w;
return this;
}
setXY(index, x, y) {
index *= this.itemSize;
if (this.normalized) {
x = normalize(x, this.array);
y = normalize(y, this.array);
}
this.array[index + 0] = x;
this.array[index + 1] = y;
return this;
}
setXYZ(index, x, y, z) {
index *= this.itemSize;
if (this.normalized) {
x = normalize(x, this.array);
y = normalize(y, this.array);
z = normalize(z, this.array);
}
this.array[index + 0] = x;
this.array[index + 1] = y;
this.array[index + 2] = z;
return this;
}
setXYZW(index, x, y, z, w) {
index *= this.itemSize;
if (this.normalized) {
x = normalize(x, this.array);
y = normalize(y, this.array);
z = normalize(z, this.array);
w = normalize(w, this.array);
}
this.array[index + 0] = x;
this.array[index + 1] = y;
this.array[index + 2] = z;
this.array[index + 3] = w;
return this;
}
onUpload(callback) {
this.onUploadCallback = callback;
return this;
}
clone() {
return new this.constructor(this.array, this.itemSize).copy(this);
}
toJSON() {
const data = {
itemSize: this.itemSize,
type: this.array.constructor.name,
array: Array.from(this.array),
normalized: this.normalized
};
if (this.name !== "") data.name = this.name;
if (this.usage !== StaticDrawUsage) data.usage = this.usage;
return data;
}
}
class Uint16BufferAttribute extends BufferAttribute {
constructor(array, itemSize, normalized) {
super(new Uint16Array(array), itemSize, normalized);
}
}
class Uint32BufferAttribute extends BufferAttribute {
constructor(array, itemSize, normalized) {
super(new Uint32Array(array), itemSize, normalized);
}
}
class Float32BufferAttribute extends BufferAttribute {
constructor(array, itemSize, normalized) {
super(new Float32Array(array), itemSize, normalized);
}
}
let _id$2 = 0;
const _m1$2 = /* @__PURE__ */ new Matrix4();
const _obj = /* @__PURE__ */ new Object3D();
const _offset = /* @__PURE__ */ new Vector3();
const _box$2 = /* @__PURE__ */ new Box3();
const _boxMorphTargets = /* @__PURE__ */ new Box3();
const _vector$8 = /* @__PURE__ */ new Vector3();
class BufferGeometry extends EventDispatcher {
constructor() {
super();
this.isBufferGeometry = true;
Object.defineProperty(this, "id", { value: _id$2++ });
this.uuid = generateUUID();
this.name = "";
this.type = "BufferGeometry";
this.index = null;
this.indirect = null;
this.attributes = {};
this.morphAttributes = {};
this.morphTargetsRelative = false;
this.groups = [];
this.boundingBox = null;
this.boundingSphere = null;
this.drawRange = { start: 0, count: Infinity };
this.userData = {};
}
getIndex() {
return this.index;
}
setIndex(index) {
if (Array.isArray(index)) {
this.index = new (arrayNeedsUint32(index) ? Uint32BufferAttribute : Uint16BufferAttribute)(index, 1);
} else {
this.index = index;
}
return this;
}
setIndirect(indirect) {
this.indirect = indirect;
return this;
}
getIndirect() {
return this.indirect;
}
getAttribute(name) {
return this.attributes[name];
}
setAttribute(name, attribute) {
this.attributes[name] = attribute;
return this;
}
deleteAttribute(name) {
delete this.attributes[name];
return this;
}
hasAttribute(name) {
return this.attributes[name] !== void 0;
}
addGroup(start, count, materialIndex = 0) {
this.groups.push({
start,
count,
materialIndex
});
}
clearGroups() {
this.groups = [];
}
setDrawRange(start, count) {
this.drawRange.start = start;
this.drawRange.count = count;
}
applyMatrix4(matrix) {
const position = this.attributes.position;
if (position !== void 0) {
position.applyMatrix4(matrix);
position.needsUpdate = true;
}
const normal = this.attributes.normal;
if (normal !== void 0) {
const normalMatrix = new Matrix3().getNormalMatrix(matrix);
normal.applyNormalMatrix(normalMatrix);
normal.needsUpdate = true;
}
const tangent = this.attributes.tangent;
if (tangent !== void 0) {
tangent.transformDirection(matrix);
tangent.needsUpdate = true;
}
if (this.boundingBox !== null) {
this.computeBoundingBox();
}
if (this.boundingSphere !== null) {
this.computeBoundingSphere();
}
return this;
}
applyQuaternion(q) {
_m1$2.makeRotationFromQuaternion(q);
this.applyMatrix4(_m1$2);
return this;
}
rotateX(angle) {
_m1$2.makeRotationX(angle);
this.applyMatrix4(_m1$2);
return this;
}
rotateY(angle) {
_m1$2.makeRotationY(angle);
this.applyMatrix4(_m1$2);
return this;
}
rotateZ(angle) {
_m1$2.makeRotationZ(angle);
this.applyMatrix4(_m1$2);
return this;
}
translate(x, y, z) {
_m1$2.makeTranslation(x, y, z);
this.applyMatrix4(_m1$2);
return this;
}
scale(x, y, z) {
_m1$2.makeScale(x, y, z);
this.applyMatrix4(_m1$2);
return this;
}
lookAt(vector) {
_obj.lookAt(vector);
_obj.updateMatrix();
this.applyMatrix4(_obj.matrix);
return this;
}
center() {
this.computeBoundingBox();
this.boundingBox.getCenter(_offset).negate();
this.translate(_offset.x, _offset.y, _offset.z);
return this;
}
setFromPoints(points) {
const positionAttribute = this.getAttribute("position");
if (positionAttribute === void 0) {
const position = [];
for (let i = 0, l = points.length; i < l; i++) {
const point = points[i];
position.push(point.x, point.y, point.z || 0);
}
this.setAttribute("position", new Float32BufferAttribute(position, 3));
} else {
for (let i = 0, l = positionAttribute.count; i < l; i++) {
const point = points[i];
positionAttribute.setXYZ(i, point.x, point.y, point.z || 0);
}
if (points.length > positionAttribute.count) {
console.warn("THREE.BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry.");
}
positionAttribute.needsUpdate = true;
}
return this;
}
computeBoundingBox() {
if (this.boundingBox === null) {
this.boundingBox = new Box3();
}
const position = this.attributes.position;
const morphAttributesPosition = this.morphAttributes.position;
if (position && position.isGLBufferAttribute) {
console.error("THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.", this);
this.boundingBox.set(
new Vector3(-Infinity, -Infinity, -Infinity),
new Vector3(Infinity, Infinity, Infinity)
);
return;
}
if (position !== void 0) {
this.boundingBox.setFromBufferAttribute(position);
if (morphAttributesPosition) {
for (let i = 0, il = morphAttributesPosition.length; i < il; i++) {
const morphAttribute = morphAttributesPosition[i];
_box$2.setFromBufferAttribute(morphAttribute);
if (this.morphTargetsRelative) {
_vector$8.addVectors(this.boundingBox.min, _box$2.min);
this.boundingBox.expandByPoint(_vector$8);
_vector$8.addVectors(this.boundingBox.max, _box$2.max);
this.boundingBox.expandByPoint(_vector$8);
} else {
this.boundingBox.expandByPoint(_box$2.min);
this.boundingBox.expandByPoint(_box$2.max);
}
}
}
} else {
this.boundingBox.makeEmpty();
}
if (isNaN(this.boundingBox.min.x) || isNaN(this.boundingBox.min.y) || isNaN(this.boundingBox.min.z)) {
console.error('THREE.BufferGeometry.computeBoundingBox(): Computed min/max have NaN values. The "position" attribute is likely to have NaN values.', this);
}
}
computeBoundingSphere() {
if (this.boundingSphere === null) {
this.boundingSphere = new Sphere();
}
const position = this.attributes.position;
const morphAttributesPosition = this.morphAttributes.position;
if (position && position.isGLBufferAttribute) {
console.error("THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere.", this);
this.boundingSphere.set(new Vector3(), Infinity);
return;
}
if (position) {
const center = this.boundingSphere.center;
_box$2.setFromBufferAttribute(position);
if (morphAttributesPosition) {
for (let i = 0, il = morphAttributesPosition.length; i < il; i++) {
const morphAttribute = morphAttributesPosition[i];
_boxMorphTargets.setFromBufferAttribute(morphAttribute);
if (this.morphTargetsRelative) {
_vector$8.addVectors(_box$2.min, _boxMorphTargets.min);
_box$2.expandByPoint(_vector$8);
_vector$8.addVectors(_box$2.max, _boxMorphTargets.max);
_box$2.expandByPoint(_vector$8);
} else {
_box$2.expandByPoint(_boxMorphTargets.min);
_box$2.expandByPoint(_boxMorphTargets.max);
}
}
}
_box$2.getCenter(center);
let maxRadiusSq = 0;
for (let i = 0, il = position.count; i < il; i++) {
_vector$8.fromBufferAttribute(position, i);
maxRadiusSq = Math.max(maxRadiusSq, center.distanceToSquared(_vector$8));
}
if (morphAttributesPosition) {
for (let i = 0, il = morphAttributesPosition.length; i < il; i++) {
const morphAttribute = morphAttributesPosition[i];
const morphTargetsRelative = this.morphTargetsRelative;
for (let j = 0, jl = morphAttribute.count; j < jl; j++) {
_vector$8.fromBufferAttribute(morphAttribute, j);
if (morphTargetsRelative) {
_offset.fromBufferAttribute(position, j);
_vector$8.add(_offset);
}
maxRadiusSq = Math.max(maxRadiusSq, center.distanceToSquared(_vector$8));
}
}
}
this.boundingSphere.radius = Math.sqrt(maxRadiusSq);
if (isNaN(this.boundingSphere.radius)) {
console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.', this);
}
}
}
computeTangents() {
const index = this.index;
const attributes = this.attributes;
if (index === null || attributes.position === void 0 || attributes.normal === void 0 || attributes.uv === void 0) {
console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");
return;
}
const positionAttribute = attributes.position;
const normalAttribute = attributes.normal;
const uvAttribute = attributes.uv;
if (this.hasAttribute("tangent") === false) {
this.setAttribute("tangent", new BufferAttribute(new Float32Array(4 * positionAttribute.count), 4));
}
const tangentAttribute = this.getAttribute("tangent");
const tan1 = [], tan2 = [];
for (let i = 0; i < positionAttribute.count; i++) {
tan1[i] = new Vector3();
tan2[i] = new Vector3();
}
const vA = new Vector3(), vB = new Vector3(), vC = new Vector3(), uvA = new Vector2(), uvB = new Vector2(), uvC = new Vector2(), sdir = new Vector3(), tdir = new Vector3();
function handleTriangle(a, b, c) {
vA.fromBufferAttribute(positionAttribute, a);
vB.fromBufferAttribute(positionAttribute, b);
vC.fromBufferAttribute(positionAttribute, c);
uvA.fromBufferAttribute(uvAttribute, a);
uvB.fromBufferAttribute(uvAttribute, b);
uvC.fromBufferAttribute(uvAttribute, c);
vB.sub(vA);
vC.sub(vA);
uvB.sub(uvA);
uvC.sub(uvA);
const r = 1 / (uvB.x * uvC.y - uvC.x * uvB.y);
if (!isFinite(r)) return;
sdir.copy(vB).multiplyScalar(uvC.y).addScaledVector(vC, -uvB.y).multiplyScalar(r);
tdir.copy(vC).multiplyScalar(uvB.x).addScaledVector(vB, -uvC.x).multiplyScalar(r);
tan1[a].add(sdir);
tan1[b].add(sdir);
tan1[c].add(sdir);
tan2[a].add(tdir);
tan2[b].add(tdir);
tan2[c].add(tdir);
}
let groups = this.groups;
if (groups.length === 0) {
groups = [{
start: 0,
count: index.count
}];
}
for (let i = 0, il = groups.length; i < il; ++i) {
const group = groups[i];
const start = group.start;
const count = group.count;
for (let j = start, jl = start + count; j < jl; j += 3) {
handleTriangle(
index.getX(j + 0),
index.getX(j + 1),
index.getX(j + 2)
);
}
}
const tmp2 = new Vector3(), tmp22 = new Vector3();
const n = new Vector3(), n2 = new Vector3();
function handleVertex(v) {
n.fromBufferAttribute(normalAttribute, v);
n2.copy(n);
const t = tan1[v];
tmp2.copy(t);
tmp2.sub(n.multiplyScalar(n.dot(t))).normalize();
tmp22.crossVectors(n2, t);
const test = tmp22.dot(tan2[v]);
const w = test < 0 ? -1 : 1;
tangentAttribute.setXYZW(v, tmp2.x, tmp2.y, tmp2.z, w);
}
for (let i = 0, il = groups.length; i < il; ++i) {
const group = groups[i];
const start = group.start;
const count = group.count;
for (let j = start, jl = start + count; j < jl; j += 3) {
handleVertex(index.getX(j + 0));
handleVertex(index.getX(j + 1));
handleVertex(index.getX(j + 2));
}
}
}
computeVertexNormals() {
const index = this.index;
const positionAttribute = this.getAttribute("position");
if (positionAttribute !== void 0) {
let normalAttribute = this.getAttribute("normal");
if (normalAttribute === void 0) {
normalAttribute = new BufferAttribute(new Float32Array(positionAttribute.count * 3), 3);
this.setAttribute("normal", normalAttribute);
} else {
for (let i = 0, il = normalAttribute.count; i < il; i++) {
normalAttribute.setXYZ(i, 0, 0, 0);
}
}
const pA = new Vector3(), pB = new Vector3(), pC = new Vector3();
const nA = new Vector3(), nB = new Vector3(), nC = new Vector3();
const cb = new Vector3(), ab = new Vector3();
if (index) {
for (let i = 0, il = index.count; i < il; i += 3) {
const vA = index.getX(i + 0);
const vB = index.getX(i + 1);
const vC = index.getX(i + 2);
pA.fromBufferAttribute(positionAttribute, vA);
pB.fromBufferAttribute(positionAttribute, vB);
pC.fromBufferAttribute(positionAttribute, vC);
cb.subVectors(pC, pB);
ab.subVectors(pA, pB);
cb.cross(ab);
nA.fromBufferAttribute(normalAttribute, vA);
nB.fromBufferAttribute(normalAttribute, vB);
nC.fromBufferAttribute(normalAttribute, vC);
nA.add(cb);
nB.add(cb);
nC.add(cb);
normalAttribute.setXYZ(vA, nA.x, nA.y, nA.z);
normalAttribute.setXYZ(vB, nB.x, nB.y, nB.z);
normalAttribute.setXYZ(vC, nC.x, nC.y, nC.z);
}
} else {
for (let i = 0, il = positionAttribute.count; i < il; i += 3) {
pA.fromBufferAttribute(positionAttribute, i + 0);
pB.fromBufferAttribute(positionAttribute, i + 1);
pC.fromBufferAttribute(positionAttribute, i + 2);
cb.subVectors(pC, pB);
ab.subVectors(pA, pB);
cb.cross(ab);
normalAttribute.setXYZ(i + 0, cb.x, cb.y, cb.z);
normalAttribute.setXYZ(i + 1, cb.x, cb.y, cb.z);
normalAttribute.setXYZ(i + 2, cb.x, cb.y, cb.z);
}
}
this.normalizeNormals();
normalAttribute.needsUpdate = true;
}
}
normalizeNormals() {
const normals = this.attributes.normal;
for (let i = 0, il = normals.count; i < il; i++) {
_vector$8.fromBufferAttribute(normals, i);
_vector$8.normalize();
normals.setXYZ(i, _vector$8.x, _vector$8.y, _vector$8.z);
}
}
toNonIndexed() {
function convertBufferAttribute(attribute, indices2) {
const array = attribute.array;
const itemSize = attribute.itemSize;
const normalized = attribute.normalized;
const array2 = new array.constructor(indices2.length * itemSize);
let index = 0, index2 = 0;
for (let i = 0, l = indices2.length; i < l; i++) {
if (attribute.isInterleavedBufferAttribute) {
index = indices2[i] * attribute.data.stride + attribute.offset;
} else {
index = indices2[i] * itemSize;
}
for (let j = 0; j < itemSize; j++) {
array2[index2++] = array[index++];
}
}
return new BufferAttribute(array2, itemSize, normalized);
}
if (this.index === null) {
console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed.");
return this;
}
const geometry2 = new BufferGeometry();
const indices = this.index.array;
const attributes = this.attributes;
for (const name in attributes) {
const attribute = attributes[name];
const newAttribute = convertBufferAttribute(attribute, indices);
geometry2.setAttribute(name, newAttribute);
}
const morphAttributes = this.morphAttributes;
for (const name in morphAttributes) {
const morphArray = [];
const morphAttribute = morphAttributes[name];
for (let i = 0, il = morphAttribute.length; i < il; i++) {
const attribute = morphAttribute[i];
const newAttribute = convertBufferAttribute(attribute, indices);
morphArray.push(newAttribute);
}
geometry2.morphAttributes[name] = morphArray;
}
geometry2.morphTargetsRelative = this.morphTargetsRelative;
const groups = this.groups;
for (let i = 0, l = groups.length; i < l; i++) {
const group = groups[i];
geometry2.addGroup(group.start, group.count, group.materialIndex);
}
return geometry2;
}
toJSON() {
const data = {
metadata: {
version: 4.6,
type: "BufferGeometry",
generator: "BufferGeometry.toJSON"
}
};
data.uuid = this.uuid;
data.type = this.type;
if (this.name !== "") data.name = this.name;
if (Object.keys(this.userData).length > 0) data.userData = this.userData;
if (this.parameters !== void 0) {
const parameters = this.parameters;
for (const key in parameters) {
if (parameters[key] !== void 0) data[key] = parameters[key];
}
return data;
}
data.data = { attributes: {} };
const index = this.index;
if (index !== null) {
data.data.index = {
type: index.array.constructor.name,
array: Array.prototype.slice.call(index.array)
};
}
const attributes = this.attributes;
for (const key in attributes) {
const attribute = attributes[key];
data.data.attributes[key] = attribute.toJSON(data.data);
}
const morphAttributes = {};
let hasMorphAttributes = false;
for (const key in this.morphAttributes) {
const attributeArray = this.morphAttributes[key];
const array = [];
for (let i = 0, il = attributeArray.length; i < il; i++) {
const attribute = attributeArray[i];
array.push(attribute.toJSON(data.data));
}
if (array.length > 0) {
morphAttributes[key] = array;
hasMorphAttributes = true;
}
}
if (hasMorphAttributes) {
data.data.morphAttributes = morphAttributes;
data.data.morphTargetsRelative = this.morphTargetsRelative;
}
const groups = this.groups;
if (groups.length > 0) {
data.data.groups = JSON.parse(JSON.stringify(groups));
}
const boundingSphere = this.boundingSphere;
if (boundingSphere !== null) {
data.data.boundingSphere = {
center: boundingSphere.center.toArray(),
radius: boundingSphere.radius
};
}
return data;
}
clone() {
return new this.constructor().copy(this);
}
copy(source) {
this.index = null;
this.attributes = {};
this.morphAttributes = {};
this.groups = [];
this.boundingBox = null;
this.boundingSphere = null;
const data = {};
this.name = source.name;
const index = source.index;
if (index !== null) {
this.setIndex(index.clone(data));
}
const attributes = source.attributes;
for (const name in attributes) {
const attribute = attributes[name];
this.setAttribute(name, attribute.clone(data));
}
const morphAttributes = source.morphAttributes;
for (const name in morphAttributes) {
const array = [];
const morphAttribute = morphAttributes[name];
for (let i = 0, l = morphAttribute.length; i < l; i++) {
array.push(morphAttribute[i].clone(data));
}
this.morphAttributes[name] = array;
}
this.morphTargetsRelative = source.morphTargetsRelative;
const groups = source.groups;
for (let i = 0, l = groups.length; i < l; i++) {
const group = groups[i];
this.addGroup(group.start, group.count, group.materialIndex);
}
const boundingBox = source.boundingBox;
if (boundingBox !== null) {
this.boundingBox = boundingBox.clone();
}
const boundingSphere = source.boundingSphere;
if (boundingSphere !== null) {
this.boundingSphere = boundingSphere.clone();
}
this.drawRange.start = source.drawRange.start;
this.drawRange.count = source.drawRange.count;
this.userData = source.userData;
return this;
}
dispose() {
this.dispatchEvent({ type: "dispose" });
}
}
const _inverseMatrix$3 = /* @__PURE__ */ new Matrix4();
const _ray$3 = /* @__PURE__ */ new Ray();
const _sphere$6 = /* @__PURE__ */ new Sphere();
const _sphereHitAt = /* @__PURE__ */ new Vector3();
const _vA$1 = /* @__PURE__ */ new Vector3();
const _vB$1 = /* @__PURE__ */ new Vector3();
const _vC$1 = /* @__PURE__ */ new Vector3();
const _tempA = /* @__PURE__ */ new Vector3();
const _morphA = /* @__PURE__ */ new Vector3();
const _intersectionPoint = /* @__PURE__ */ new Vector3();
const _intersectionPointWorld = /* @__PURE__ */ new Vector3();
class Mesh extends Object3D {
constructor(geometry = new BufferGeometry(), material = new MeshBasicMaterial()) {
super();
this.isMesh = true;
this.type = "Mesh";
this.geometry = geometry;
this.material = material;
this.updateMorphTargets();
}
copy(source, recursive) {
super.copy(source, recursive);
if (source.morphTargetInfluences !== void 0) {
this.morphTargetInfluences = source.morphTargetInfluences.slice();
}
if (source.morphTargetDictionary !== void 0) {
this.morphTargetDictionary = Object.assign({}, source.morphTargetDictionary);
}
this.material = Array.isArray(source.material) ? source.material.slice() : source.material;
this.geometry = source.geometry;
return this;
}
updateMorphTargets() {
const geometry = this.geometry;
const morphAttributes = geometry.morphAttributes;
const keys = Object.keys(morphAttributes);
if (keys.length > 0) {
const morphAttribute = morphAttributes[keys[0]];
if (morphAttribute !== void 0) {
this.morphTargetInfluences = [];
this.morphTargetDictionary = {};
for (let m = 0, ml = morphAttribute.length; m < ml; m++) {
const name = morphAttribute[m].name || String(m);
this.morphTargetInfluences.push(0);
this.morphTargetDictionary[name] = m;
}
}
}
}
getVertexPosition(index, target) {
const geometry = this.geometry;
const position = geometry.attributes.position;
const morphPosition = geometry.morphAttributes.position;
const morphTargetsRelative = geometry.morphTargetsRelative;
target.fromBufferAttribute(position, index);
const morphInfluences = this.morphTargetInfluences;
if (morphPosition && morphInfluences) {
_morphA.set(0, 0, 0);
for (let i = 0, il = morphPosition.length; i < il; i++) {
const influence = morphInfluences[i];
const morphAttribute = morphPosition[i];
if (influence === 0) continue;
_tempA.fromBufferAttribute(morphAttribute, index);
if (morphTargetsRelative) {
_morphA.addScaledVector(_tempA, influence);
} else {
_morphA.addScaledVector(_tempA.sub(target), influence);
}
}
target.add(_morphA);
}
return target;
}
raycast(raycaster, intersects) {
const geometry = this.geometry;
const material = this.material;
const matrixWorld = this.matrixWorld;
if (material === void 0) return;
if (geometry.boundingSphere === null) geometry.computeBoundingSphere();
_sphere$6.copy(geometry.boundingSphere);
_sphere$6.applyMatrix4(matrixWorld);
_ray$3.copy(raycaster.ray).recast(raycaster.near);
if (_sphere$6.containsPoint(_ray$3.origin) === false) {
if (_ray$3.intersectSphere(_sphere$6, _sphereHitAt) === null) return;
if (_ray$3.origin.distanceToSquared(_sphereHitAt) > (raycaster.far - raycaster.near) ** 2) return;
}
_inverseMatrix$3.copy(matrixWorld).invert();
_ray$3.copy(raycaster.ray).applyMatrix4(_inverseMatrix$3);
if (geometry.boundingBox !== null) {
if (_ray$3.intersectsBox(geometry.boundingBox) === false) return;
}
this._computeIntersections(raycaster, intersects, _ray$3);
}
_computeIntersections(raycaster, intersects, rayLocalSpace) {
let intersection;
const geometry = this.geometry;
const material = this.material;
const index = geometry.index;
const position = geometry.attributes.position;
const uv = geometry.attributes.uv;
const uv1 = geometry.attributes.uv1;
const normal = geometry.attributes.normal;
const groups = geometry.groups;
const drawRange = geometry.drawRange;
if (index !== null) {
if (Array.isArray(material)) {
for (let i = 0, il = groups.length; i < il; i++) {
const group = groups[i];
const groupMaterial = material[group.materialIndex];
const start = Math.max(group.start, drawRange.start);
const end = Math.min(index.count, Math.min(group.start + group.count, drawRange.start + drawRange.count));
for (let j = start, jl = end; j < jl; j += 3) {
const a = index.getX(j);
const b = index.getX(j + 1);
const c = index.getX(j + 2);
intersection = checkGeometryIntersection(this, groupMaterial, raycaster, rayLocalSpace, uv, uv1, normal, a, b, c);
if (intersection) {
intersection.faceIndex = Math.floor(j / 3);
intersection.face.materialIndex = group.materialIndex;
intersects.push(intersection);
}
}
}
} else {
const start = Math.max(0, drawRange.start);
const end = Math.min(index.count, drawRange.start + drawRange.count);
for (let i = start, il = end; i < il; i += 3) {
const a = index.getX(i);
const b = index.getX(i + 1);
const c = index.getX(i + 2);
intersection = checkGeometryIntersection(this, material, raycaster, rayLocalSpace, uv, uv1, normal, a, b, c);
if (intersection) {
intersection.faceIndex = Math.floor(i / 3);
intersects.push(intersection);
}
}
}
} else if (position !== void 0) {
if (Array.isArray(material)) {
for (let i = 0, il = groups.length; i < il; i++) {
const group = groups[i];
const groupMaterial = material[group.materialIndex];
const start = Math.max(group.start, drawRange.start);
const end = Math.min(position.count, Math.min(group.start + group.count, drawRange.start + drawRange.count));
for (let j = start, jl = end; j < jl; j += 3) {
const a = j;
const b = j + 1;
const c = j + 2;
intersection = checkGeometryIntersection(this, groupMaterial, raycaster, rayLocalSpace, uv, uv1, normal, a, b, c);
if (intersection) {
intersection.faceIndex = Math.floor(j / 3);
intersection.face.materialIndex = group.materialIndex;
intersects.push(intersection);
}
}
}
} else {
const start = Math.max(0, drawRange.start);
const end = Math.min(position.count, drawRange.start + drawRange.count);
for (let i = start, il = end; i < il; i += 3) {
const a = i;
const b = i + 1;
const c = i + 2;
intersection = checkGeometryIntersection(this, material, raycaster, rayLocalSpace, uv, uv1, normal, a, b, c);
if (intersection) {
intersection.faceIndex = Math.floor(i / 3);
intersects.push(intersection);
}
}
}
}
}
}
function checkIntersection$1(object, material, raycaster, ray, pA, pB, pC, point) {
let intersect2;
if (material.side === BackSide) {
intersect2 = ray.intersectTriangle(pC, pB, pA, true, point);
} else {
intersect2 = ray.intersectTriangle(pA, pB, pC, material.side === FrontSide, point);
}
if (intersect2 === null) return null;
_intersectionPointWorld.copy(point);
_intersectionPointWorld.applyMatrix4(object.matrixWorld);
const distance = raycaster.ray.origin.distanceTo(_intersectionPointWorld);
if (distance < raycaster.near || distance > raycaster.far) return null;
return {
distance,
point: _intersectionPointWorld.clone(),
object
};
}
function checkGeometryIntersection(object, material, raycaster, ray, uv, uv1, normal, a, b, c) {
object.getVertexPosition(a, _vA$1);
object.getVertexPosition(b, _vB$1);
object.getVertexPosition(c, _vC$1);
const intersection = checkIntersection$1(object, material, raycaster, ray, _vA$1, _vB$1, _vC$1, _intersectionPoint);
if (intersection) {
const barycoord = new Vector3();
Triangle.getBarycoord(_intersectionPoint, _vA$1, _vB$1, _vC$1, barycoord);
if (uv) {
intersection.uv = Triangle.getInterpolatedAttribute(uv, a, b, c, barycoord, new Vector2());
}
if (uv1) {
intersection.uv1 = Triangle.getInterpolatedAttribute(uv1, a, b, c, barycoord, new Vector2());
}
if (normal) {
intersection.normal = Triangle.getInterpolatedAttribute(normal, a, b, c, barycoord, new Vector3());
if (intersection.normal.dot(ray.direction) > 0) {
intersection.normal.multiplyScalar(-1);
}
}
const face = {
a,
b,
c,
normal: new Vector3(),
materialIndex: 0
};
Triangle.getNormal(_vA$1, _vB$1, _vC$1, face.normal);
intersection.face = face;
intersection.barycoord = barycoord;
}
return intersection;
}
class BoxGeometry extends BufferGeometry {
constructor(width = 1, height = 1, depth = 1, widthSegments = 1, heightSegments = 1, depthSegments = 1) {
super();
this.type = "BoxGeometry";
this.parameters = {
width,
height,
depth,
widthSegments,
heightSegments,
depthSegments
};
const scope = this;
widthSegments = Math.floor(widthSegments);
heightSegments = Math.floor(heightSegments);
depthSegments = Math.floor(depthSegments);
const indices = [];
const vertices = [];
const normals = [];
const uvs = [];
let numberOfVertices = 0;
let groupStart = 0;
buildPlane("z", "y", "x", -1, -1, depth, height, width, depthSegments, heightSegments, 0);
buildPlane("z", "y", "x", 1, -1, depth, height, -width, depthSegments, heightSegments, 1);
buildPlane("x", "z", "y", 1, 1, width, depth, height, widthSegments, depthSegments, 2);
buildPlane("x", "z", "y", 1, -1, width, depth, -height, widthSegments, depthSegments, 3);
buildPlane("x", "y", "z", 1, -1, width, height, depth, widthSegments, heightSegments, 4);
buildPlane("x", "y", "z", -1, -1, width, height, -depth, widthSegments, heightSegments, 5);
this.setIndex(indices);
this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
this.setAttribute("normal", new Float32BufferAttribute(normals, 3));
this.setAttribute("uv", new Float32BufferAttribute(uvs, 2));
function buildPlane(u, v, w, udir, vdir, width2, height2, depth2, gridX, gridY, materialIndex) {
const segmentWidth = width2 / gridX;
const segmentHeight = height2 / gridY;
const widthHalf = width2 / 2;
const heightHalf = height2 / 2;
const depthHalf = depth2 / 2;
const gridX1 = gridX + 1;
const gridY1 = gridY + 1;
let vertexCounter = 0;
let groupCount = 0;
const vector = new Vector3();
for (let iy = 0; iy < gridY1; iy++) {
const y = iy * segmentHeight - heightHalf;
for (let ix = 0; ix < gridX1; ix++) {
const x = ix * segmentWidth - widthHalf;
vector[u] = x * udir;
vector[v] = y * vdir;
vector[w] = depthHalf;
vertices.push(vector.x, vector.y, vector.z);
vector[u] = 0;
vector[v] = 0;
vector[w] = depth2 > 0 ? 1 : -1;
normals.push(vector.x, vector.y, vector.z);
uvs.push(ix / gridX);
uvs.push(1 - iy / gridY);
vertexCounter += 1;
}
}
for (let iy = 0; iy < gridY; iy++) {
for (let ix = 0; ix < gridX; ix++) {
const a = numberOfVertices + ix + gridX1 * iy;
const b = numberOfVertices + ix + gridX1 * (iy + 1);
const c = numberOfVertices + (ix + 1) + gridX1 * (iy + 1);
const d = numberOfVertices + (ix + 1) + gridX1 * iy;
indices.push(a, b, d);
indices.push(b, c, d);
groupCount += 6;
}
}
scope.addGroup(groupStart, groupCount, materialIndex);
groupStart += groupCount;
numberOfVertices += vertexCounter;
}
}
copy(source) {
super.copy(source);
this.parameters = Object.assign({}, source.parameters);
return this;
}
static fromJSON(data) {
return new BoxGeometry(data.width, data.height, data.depth, data.widthSegments, data.heightSegments, data.depthSegments);
}
}
function cloneUniforms(src) {
const dst = {};
for (const u in src) {
dst[u] = {};
for (const p in src[u]) {
const property = src[u][p];
if (property && (property.isColor || property.isMatrix3 || property.isMatrix4 || property.isVector2 || property.isVector3 || property.isVector4 || property.isTexture || property.isQuaternion)) {
if (property.isRenderTargetTexture) {
console.warn("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms().");
dst[u][p] = null;
} else {
dst[u][p] = property.clone();
}
} else if (Array.isArray(property)) {
dst[u][p] = property.slice();
} else {
dst[u][p] = property;
}
}
}
return dst;
}
function mergeUniforms(uniforms) {
const merged = {};
for (let u = 0; u < uniforms.length; u++) {
const tmp2 = cloneUniforms(uniforms[u]);
for (const p in tmp2) {
merged[p] = tmp2[p];
}
}
return merged;
}
function cloneUniformsGroups(src) {
const dst = [];
for (let u = 0; u < src.length; u++) {
dst.push(src[u].clone());
}
return dst;
}
function getUnlitUniformColorSpace(renderer) {
const currentRenderTarget = renderer.getRenderTarget();
if (currentRenderTarget === null) {
return renderer.outputColorSpace;
}
if (currentRenderTarget.isXRRenderTarget === true) {
return currentRenderTarget.texture.colorSpace;
}
return ColorManagement.workingColorSpace;
}
const UniformsUtils = { clone: cloneUniforms, merge: mergeUniforms };
var default_vertex = "void main() {\n gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}";
var default_fragment = "void main() {\n gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}";
class ShaderMaterial extends Material {
static get type() {
return "ShaderMaterial";
}
constructor(parameters) {
super();
this.isShaderMaterial = true;
this.defines = {};
this.uniforms = {};
this.uniformsGroups = [];
this.vertexShader = default_vertex;
this.fragmentShader = default_fragment;
this.linewidth = 1;
this.wireframe = false;
this.wireframeLinewidth = 1;
this.fog = false;
this.lights = false;
this.clipping = false;
this.forceSinglePass = true;
this.extensions = {
clipCullDistance: false,
// set to use vertex shader clipping
multiDraw: false
// set to use vertex shader multi_draw / enable gl_DrawID
};
this.defaultAttributeValues = {
"color": [1, 1, 1],
"uv": [0, 0],
"uv1": [0, 0]
};
this.index0AttributeName = void 0;
this.uniformsNeedUpdate = false;
this.glslVersion = null;
if (parameters !== void 0) {
this.setValues(parameters);
}
}
copy(source) {
super.copy(source);
this.fragmentShader = source.fragmentShader;
this.vertexShader = source.vertexShader;
this.uniforms = cloneUniforms(source.uniforms);
this.uniformsGroups = cloneUniformsGroups(source.uniformsGroups);
this.defines = Object.assign({}, source.defines);
this.wireframe = source.wireframe;
this.wireframeLinewidth = source.wireframeLinewidth;
this.fog = source.fog;
this.lights = source.lights;
this.clipping = source.clipping;
this.extensions = Object.assign({}, source.extensions);
this.glslVersion = source.glslVersion;
return this;
}
toJSON(meta) {
const data = super.toJSON(meta);
data.glslVersion = this.glslVersion;
data.uniforms = {};
for (const name in this.uniforms) {
const uniform = this.uniforms[name];
const value = uniform.value;
if (value && value.isTexture) {
data.uniforms[name] = {
type: "t",
value: value.toJSON(meta).uuid
};
} else if (value && value.isColor) {
data.uniforms[name] = {
type: "c",
value: value.getHex()
};
} else if (value && value.isVector2) {
data.uniforms[name] = {
type: "v2",
value: value.toArray()
};
} else if (value && value.isVector3) {
data.uniforms[name] = {
type: "v3",
value: value.toArray()
};
} else if (value && value.isVector4) {
data.uniforms[name] = {
type: "v4",
value: value.toArray()
};
} else if (value && value.isMatrix3) {
data.uniforms[name] = {
type: "m3",
value: value.toArray()
};
} else if (value && value.isMatrix4) {
data.uniforms[name] = {
type: "m4",
value: value.toArray()
};
} else {
data.uniforms[name] = {
value
};
}
}
if (Object.keys(this.defines).length > 0) data.defines = this.defines;
data.vertexShader = this.vertexShader;
data.fragmentShader = this.fragmentShader;
data.lights = this.lights;
data.clipping = this.clipping;
const extensions = {};
for (const key in this.extensions) {
if (this.extensions[key] === true) extensions[key] = true;
}
if (Object.keys(extensions).length > 0) data.extensions = extensions;
return data;
}
}
class Camera extends Object3D {
constructor() {
super();
this.isCamera = true;
this.type = "Camera";
this.matrixWorldInverse = new Matrix4();
this.projectionMatrix = new Matrix4();
this.projectionMatrixInverse = new Matrix4();
this.coordinateSystem = WebGLCoordinateSystem;
}
copy(source, recursive) {
super.copy(source, recursive);
this.matrixWorldInverse.copy(source.matrixWorldInverse);
this.projectionMatrix.copy(source.projectionMatrix);
this.projectionMatrixInverse.copy(source.projectionMatrixInverse);
this.coordinateSystem = source.coordinateSystem;
return this;
}
getWorldDirection(target) {
return super.getWorldDirection(target).negate();
}
updateMatrixWorld(force) {
super.updateMatrixWorld(force);
this.matrixWorldInverse.copy(this.matrixWorld).invert();
}
updateWorldMatrix(updateParents, updateChildren) {
super.updateWorldMatrix(updateParents, updateChildren);
this.matrixWorldInverse.copy(this.matrixWorld).invert();
}
clone() {
return new this.constructor().copy(this);
}
}
const _v3$1 = /* @__PURE__ */ new Vector3();
const _minTarget = /* @__PURE__ */ new Vector2();
const _maxTarget = /* @__PURE__ */ new Vector2();
class PerspectiveCamera extends Camera {
constructor(fov2 = 50, aspect2 = 1, near = 0.1, far = 2e3) {
super();
this.isPerspectiveCamera = true;
this.type = "PerspectiveCamera";
this.fov = fov2;
this.zoom = 1;
this.near = near;
this.far = far;
this.focus = 10;
this.aspect = aspect2;
this.view = null;
this.filmGauge = 35;
this.filmOffset = 0;
this.updateProjectionMatrix();
}
copy(source, recursive) {
super.copy(source, recursive);
this.fov = source.fov;
this.zoom = source.zoom;
this.near = source.near;
this.far = source.far;
this.focus = source.focus;
this.aspect = source.aspect;
this.view = source.view === null ? null : Object.assign({}, source.view);
this.filmGauge = source.filmGauge;
this.filmOffset = source.filmOffset;
return this;
}
/**
* Sets the FOV by focal length in respect to the current .filmGauge.
*
* The default film gauge is 35, so that the focal length can be specified for
* a 35mm (full frame) camera.
*
* Values for focal length and film gauge must have the same unit.
*/
setFocalLength(focalLength) {
const vExtentSlope = 0.5 * this.getFilmHeight() / focalLength;
this.fov = RAD2DEG * 2 * Math.atan(vExtentSlope);
this.updateProjectionMatrix();
}
/**
* Calculates the focal length from the current .fov and .filmGauge.
*/
getFocalLength() {
const vExtentSlope = Math.tan(DEG2RAD * 0.5 * this.fov);
return 0.5 * this.getFilmHeight() / vExtentSlope;
}
getEffectiveFOV() {
return RAD2DEG * 2 * Math.atan(
Math.tan(DEG2RAD * 0.5 * this.fov) / this.zoom
);
}
getFilmWidth() {
return this.filmGauge * Math.min(this.aspect, 1);
}
getFilmHeight() {
return this.filmGauge / Math.max(this.aspect, 1);
}
/**
* Computes the 2D bounds of the camera's viewable rectangle at a given distance along the viewing direction.
* Sets minTarget and maxTarget to the coordinates of the lower-left and upper-right corners of the view rectangle.
*/
getViewBounds(distance, minTarget, maxTarget) {
_v3$1.set(-1, -1, 0.5).applyMatrix4(this.projectionMatrixInverse);
minTarget.set(_v3$1.x, _v3$1.y).multiplyScalar(-distance / _v3$1.z);
_v3$1.set(1, 1, 0.5).applyMatrix4(this.projectionMatrixInverse);
maxTarget.set(_v3$1.x, _v3$1.y).multiplyScalar(-distance / _v3$1.z);
}
/**
* Computes the width and height of the camera's viewable rectangle at a given distance along the viewing direction.
* Copies the result into the target Vector2, where x is width and y is height.
*/
getViewSize(distance, target) {
this.getViewBounds(distance, _minTarget, _maxTarget);
return target.subVectors(_maxTarget, _minTarget);
}
/**
* Sets an offset in a larger frustum. This is useful for multi-window or
* multi-monitor/multi-machine setups.
*
* For example, if you have 3x2 monitors and each monitor is 1920x1080 and
* the monitors are in grid like this
*
* +---+---+---+
* | A | B | C |
* +---+---+---+
* | D | E | F |
* +---+---+---+
*
* then for each monitor you would call it like this
*
* const w = 1920;
* const h = 1080;
* const fullWidth = w * 3;
* const fullHeight = h * 2;
*
* --A--
* camera.setViewOffset( fullWidth, fullHeight, w * 0, h * 0, w, h );
* --B--
* camera.setViewOffset( fullWidth, fullHeight, w * 1, h * 0, w, h );
* --C--
* camera.setViewOffset( fullWidth, fullHeight, w * 2, h * 0, w, h );
* --D--
* camera.setViewOffset( fullWidth, fullHeight, w * 0, h * 1, w, h );
* --E--
* camera.setViewOffset( fullWidth, fullHeight, w * 1, h * 1, w, h );
* --F--
* camera.setViewOffset( fullWidth, fullHeight, w * 2, h * 1, w, h );
*
* Note there is no reason monitors have to be the same size or in a grid.
*/
setViewOffset(fullWidth, fullHeight, x, y, width, height) {
this.aspect = fullWidth / fullHeight;
if (this.view === null) {
this.view = {
enabled: true,
fullWidth: 1,
fullHeight: 1,
offsetX: 0,
offsetY: 0,
width: 1,
height: 1
};
}
this.view.enabled = true;
this.view.fullWidth = fullWidth;
this.view.fullHeight = fullHeight;
this.view.offsetX = x;
this.view.offsetY = y;
this.view.width = width;
this.view.height = height;
this.updateProjectionMatrix();
}
clearViewOffset() {
if (this.view !== null) {
this.view.enabled = false;
}
this.updateProjectionMatrix();
}
updateProjectionMatrix() {
const near = this.near;
let top = near * Math.tan(DEG2RAD * 0.5 * this.fov) / this.zoom;
let height = 2 * top;
let width = this.aspect * height;
let left = -0.5 * width;
const view = this.view;
if (this.view !== null && this.view.enabled) {
const fullWidth = view.fullWidth, fullHeight = view.fullHeight;
left += view.offsetX * width / fullWidth;
top -= view.offsetY * height / fullHeight;
width *= view.width / fullWidth;
height *= view.height / fullHeight;
}
const skew = this.filmOffset;
if (skew !== 0) left += near * skew / this.getFilmWidth();
this.projectionMatrix.makePerspective(left, left + width, top, top - height, near, this.far, this.coordinateSystem);
this.projectionMatrixInverse.copy(this.projectionMatrix).invert();
}
toJSON(meta) {
const data = super.toJSON(meta);
data.object.fov = this.fov;
data.object.zoom = this.zoom;
data.object.near = this.near;
data.object.far = this.far;
data.object.focus = this.focus;
data.object.aspect = this.aspect;
if (this.view !== null) data.object.view = Object.assign({}, this.view);
data.object.filmGauge = this.filmGauge;
data.object.filmOffset = this.filmOffset;
return data;
}
}
const fov = -90;
const aspect = 1;
class CubeCamera extends Object3D {
constructor(near, far, renderTarget) {
super();
this.type = "CubeCamera";
this.renderTarget = renderTarget;
this.coordinateSystem = null;
this.activeMipmapLevel = 0;
const cameraPX = new PerspectiveCamera(fov, aspect, near, far);
cameraPX.layers = this.layers;
this.add(cameraPX);
const cameraNX = new PerspectiveCamera(fov, aspect, near, far);
cameraNX.layers = this.layers;
this.add(cameraNX);
const cameraPY = new PerspectiveCamera(fov, aspect, near, far);
cameraPY.layers = this.layers;
this.add(cameraPY);
const cameraNY = new PerspectiveCamera(fov, aspect, near, far);
cameraNY.layers = this.layers;
this.add(cameraNY);
const cameraPZ = new PerspectiveCamera(fov, aspect, near, far);
cameraPZ.layers = this.layers;
this.add(cameraPZ);
const cameraNZ = new PerspectiveCamera(fov, aspect, near, far);
cameraNZ.layers = this.layers;
this.add(cameraNZ);
}
updateCoordinateSystem() {
const coordinateSystem = this.coordinateSystem;
const cameras = this.children.concat();
const [cameraPX, cameraNX, cameraPY, cameraNY, cameraPZ, cameraNZ] = cameras;
for (const camera of cameras) this.remove(camera);
if (coordinateSystem === WebGLCoordinateSystem) {
cameraPX.up.set(0, 1, 0);
cameraPX.lookAt(1, 0, 0);
cameraNX.up.set(0, 1, 0);
cameraNX.lookAt(-1, 0, 0);
cameraPY.up.set(0, 0, -1);
cameraPY.lookAt(0, 1, 0);
cameraNY.up.set(0, 0, 1);
cameraNY.lookAt(0, -1, 0);
cameraPZ.up.set(0, 1, 0);
cameraPZ.lookAt(0, 0, 1);
cameraNZ.up.set(0, 1, 0);
cameraNZ.lookAt(0, 0, -1);
} else if (coordinateSystem === WebGPUCoordinateSystem) {
cameraPX.up.set(0, -1, 0);
cameraPX.lookAt(-1, 0, 0);
cameraNX.up.set(0, -1, 0);
cameraNX.lookAt(1, 0, 0);
cameraPY.up.set(0, 0, 1);
cameraPY.lookAt(0, 1, 0);
cameraNY.up.set(0, 0, -1);
cameraNY.lookAt(0, -1, 0);
cameraPZ.up.set(0, -1, 0);
cameraPZ.lookAt(0, 0, 1);
cameraNZ.up.set(0, -1, 0);
cameraNZ.lookAt(0, 0, -1);
} else {
throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: " + coordinateSystem);
}
for (const camera of cameras) {
this.add(camera);
camera.updateMatrixWorld();
}
}
update(renderer, scene) {
if (this.parent === null) this.updateMatrixWorld();
const { renderTarget, activeMipmapLevel } = this;
if (this.coordinateSystem !== renderer.coordinateSystem) {
this.coordinateSystem = renderer.coordinateSystem;
this.updateCoordinateSystem();
}
const [cameraPX, cameraNX, cameraPY, cameraNY, cameraPZ, cameraNZ] = this.children;
const currentRenderTarget = renderer.getRenderTarget();
const currentActiveCubeFace = renderer.getActiveCubeFace();
const currentActiveMipmapLevel = renderer.getActiveMipmapLevel();
const currentXrEnabled = renderer.xr.enabled;
renderer.xr.enabled = false;
const generateMipmaps = renderTarget.texture.generateMipmaps;
renderTarget.texture.generateMipmaps = false;
renderer.setRenderTarget(renderTarget, 0, activeMipmapLevel);
renderer.render(scene, cameraPX);
renderer.setRenderTarget(renderTarget, 1, activeMipmapLevel);
renderer.render(scene, cameraNX);
renderer.setRenderTarget(renderTarget, 2, activeMipmapLevel);
renderer.render(scene, cameraPY);
renderer.setRenderTarget(renderTarget, 3, activeMipmapLevel);
renderer.render(scene, cameraNY);
renderer.setRenderTarget(renderTarget, 4, activeMipmapLevel);
renderer.render(scene, cameraPZ);
renderTarget.texture.generateMipmaps = generateMipmaps;
renderer.setRenderTarget(renderTarget, 5, activeMipmapLevel);
renderer.render(scene, cameraNZ);
renderer.setRenderTarget(currentRenderTarget, currentActiveCubeFace, currentActiveMipmapLevel);
renderer.xr.enabled = currentXrEnabled;
renderTarget.texture.needsPMREMUpdate = true;
}
}
class CubeTexture extends Texture {
constructor(images, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy, colorSpace) {
images = images !== void 0 ? images : [];
mapping = mapping !== void 0 ? mapping : CubeReflectionMapping;
super(images, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy, colorSpace);
this.isCubeTexture = true;
this.flipY = false;
}
get images() {
return this.image;
}
set images(value) {
this.image = value;
}
}
class WebGLCubeRenderTarget extends WebGLRenderTarget {
constructor(size = 1, options = {}) {
super(size, size, options);
this.isWebGLCubeRenderTarget = true;
const image = { width: size, height: size, depth: 1 };
const images = [image, image, image, image, image, image];
this.texture = new CubeTexture(images, options.mapping, options.wrapS, options.wrapT, options.magFilter, options.minFilter, options.format, options.type, options.anisotropy, options.colorSpace);
this.texture.isRenderTargetTexture = true;
this.texture.generateMipmaps = options.generateMipmaps !== void 0 ? options.generateMipmaps : false;
this.texture.minFilter = options.minFilter !== void 0 ? options.minFilter : LinearFilter;
}
fromEquirectangularTexture(renderer, texture) {
this.texture.type = texture.type;
this.texture.colorSpace = texture.colorSpace;
this.texture.generateMipmaps = texture.generateMipmaps;
this.texture.minFilter = texture.minFilter;
this.texture.magFilter = texture.magFilter;
const shader = {
uniforms: {
tEquirect: { value: null }
},
vertexShader: (
/* glsl */
`
varying vec3 vWorldDirection;
vec3 transformDirection( in vec3 dir, in mat4 matrix ) {
return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );
}
void main() {
vWorldDirection = transformDirection( position, modelMatrix );
#include <begin_vertex>
#include <project_vertex>
}
`
),
fragmentShader: (
/* glsl */
`
uniform sampler2D tEquirect;
varying vec3 vWorldDirection;
#include <common>
void main() {
vec3 direction = normalize( vWorldDirection );
vec2 sampleUV = equirectUv( direction );
gl_FragColor = texture2D( tEquirect, sampleUV );
}
`
)
};
const geometry = new BoxGeometry(5, 5, 5);
const material = new ShaderMaterial({
name: "CubemapFromEquirect",
uniforms: cloneUniforms(shader.uniforms),
vertexShader: shader.vertexShader,
fragmentShader: shader.fragmentShader,
side: BackSide,
blending: NoBlending
});
material.uniforms.tEquirect.value = texture;
const mesh = new Mesh(geometry, material);
const currentMinFilter = texture.minFilter;
if (texture.minFilter === LinearMipmapLinearFilter) texture.minFilter = LinearFilter;
const camera = new CubeCamera(1, 10, this);
camera.update(renderer, mesh);
texture.minFilter = currentMinFilter;
mesh.geometry.dispose();
mesh.material.dispose();
return this;
}
clear(renderer, color, depth, stencil) {
const currentRenderTarget = renderer.getRenderTarget();
for (let i = 0; i < 6; i++) {
renderer.setRenderTarget(this, i);
renderer.clear(color, depth, stencil);
}
renderer.setRenderTarget(currentRenderTarget);
}
}
const _vector1 = /* @__PURE__ */ new Vector3();
const _vector2 = /* @__PURE__ */ new Vector3();
const _normalMatrix = /* @__PURE__ */ new Matrix3();
class Plane {
constructor(normal = new Vector3(1, 0, 0), constant = 0) {
this.isPlane = true;
this.normal = normal;
this.constant = constant;
}
set(normal, constant) {
this.normal.copy(normal);
this.constant = constant;
return this;
}
setComponents(x, y, z, w) {
this.normal.set(x, y, z);
this.constant = w;
return this;
}
setFromNormalAndCoplanarPoint(normal, point) {
this.normal.copy(normal);
this.constant = -point.dot(this.normal);
return this;
}
setFromCoplanarPoints(a, b, c) {
const normal = _vector1.subVectors(c, b).cross(_vector2.subVectors(a, b)).normalize();
this.setFromNormalAndCoplanarPoint(normal, a);
return this;
}
copy(plane) {
this.normal.copy(plane.normal);
this.constant = plane.constant;
return this;
}
normalize() {
const inverseNormalLength = 1 / this.normal.length();
this.normal.multiplyScalar(inverseNormalLength);
this.constant *= inverseNormalLength;
return this;
}
negate() {
this.constant *= -1;
this.normal.negate();
return this;
}
distanceToPoint(point) {
return this.normal.dot(point) + this.constant;
}
distanceToSphere(sphere) {
return this.distanceToPoint(sphere.center) - sphere.radius;
}
projectPoint(point, target) {
return target.copy(point).addScaledVector(this.normal, -this.distanceToPoint(point));
}
intersectLine(line, target) {
const direction = line.delta(_vector1);
const denominator = this.normal.dot(direction);
if (denominator === 0) {
if (this.distanceToPoint(line.start) === 0) {
return target.copy(line.start);
}
return null;
}
const t = -(line.start.dot(this.normal) + this.constant) / denominator;
if (t < 0 || t > 1) {
return null;
}
return target.copy(line.start).addScaledVector(direction, t);
}
intersectsLine(line) {
const startSign = this.distanceToPoint(line.start);
const endSign = this.distanceToPoint(line.end);
return startSign < 0 && endSign > 0 || endSign < 0 && startSign > 0;
}
intersectsBox(box) {
return box.intersectsPlane(this);
}
intersectsSphere(sphere) {
return sphere.intersectsPlane(this);
}
coplanarPoint(target) {
return target.copy(this.normal).multiplyScalar(-this.constant);
}
applyMatrix4(matrix, optionalNormalMatrix) {
const normalMatrix = optionalNormalMatrix || _normalMatrix.getNormalMatrix(matrix);
const referencePoint = this.coplanarPoint(_vector1).applyMatrix4(matrix);
const normal = this.normal.applyMatrix3(normalMatrix).normalize();
this.constant = -referencePoint.dot(normal);
return this;
}
translate(offset) {
this.constant -= offset.dot(this.normal);
return this;
}
equals(plane) {
return plane.normal.equals(this.normal) && plane.constant === this.constant;
}
clone() {
return new this.constructor().copy(this);
}
}
const _sphere$5 = /* @__PURE__ */ new Sphere();
const _vector$7 = /* @__PURE__ */ new Vector3();
class Frustum {
constructor(p0 = new Plane(), p1 = new Plane(), p2 = new Plane(), p3 = new Plane(), p4 = new Plane(), p5 = new Plane()) {
this.planes = [p0, p1, p2, p3, p4, p5];
}
set(p0, p1, p2, p3, p4, p5) {
const planes = this.planes;
planes[0].copy(p0);
planes[1].copy(p1);
planes[2].copy(p2);
planes[3].copy(p3);
planes[4].copy(p4);
planes[5].copy(p5);
return this;
}
copy(frustum) {
const planes = this.planes;
for (let i = 0; i < 6; i++) {
planes[i].copy(frustum.planes[i]);
}
return this;
}
setFromProjectionMatrix(m, coordinateSystem = WebGLCoordinateSystem) {
const planes = this.planes;
const me = m.elements;
const me0 = me[0], me1 = me[1], me2 = me[2], me3 = me[3];
const me4 = me[4], me5 = me[5], me6 = me[6], me7 = me[7];
const me8 = me[8], me9 = me[9], me10 = me[10], me11 = me[11];
const me12 = me[12], me13 = me[13], me14 = me[14], me15 = me[15];
planes[0].setComponents(me3 - me0, me7 - me4, me11 - me8, me15 - me12).normalize();
planes[1].setComponents(me3 + me0, me7 + me4, me11 + me8, me15 + me12).normalize();
planes[2].setComponents(me3 + me1, me7 + me5, me11 + me9, me15 + me13).normalize();
planes[3].setComponents(me3 - me1, me7 - me5, me11 - me9, me15 - me13).normalize();
planes[4].setComponents(me3 - me2, me7 - me6, me11 - me10, me15 - me14).normalize();
if (coordinateSystem === WebGLCoordinateSystem) {
planes[5].setComponents(me3 + me2, me7 + me6, me11 + me10, me15 + me14).normalize();
} else if (coordinateSystem === WebGPUCoordinateSystem) {
planes[5].setComponents(me2, me6, me10, me14).normalize();
} else {
throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: " + coordinateSystem);
}
return this;
}
intersectsObject(object) {
if (object.boundingSphere !== void 0) {
if (object.boundingSphere === null) object.computeBoundingSphere();
_sphere$5.copy(object.boundingSphere).applyMatrix4(object.matrixWorld);
} else {
const geometry = object.geometry;
if (geometry.boundingSphere === null) geometry.computeBoundingSphere();
_sphere$5.copy(geometry.boundingSphere).applyMatrix4(object.matrixWorld);
}
return this.intersectsSphere(_sphere$5);
}
intersectsSprite(sprite) {
_sphere$5.center.set(0, 0, 0);
_sphere$5.radius = 0.7071067811865476;
_sphere$5.applyMatrix4(sprite.matrixWorld);
return this.intersectsSphere(_sphere$5);
}
intersectsSphere(sphere) {
const planes = this.planes;
const center = sphere.center;
const negRadius = -sphere.radius;
for (let i = 0; i < 6; i++) {
const distance = planes[i].distanceToPoint(center);
if (distance < negRadius) {
return false;
}
}
return true;
}
intersectsBox(box) {
const planes = this.planes;
for (let i = 0; i < 6; i++) {
const plane = planes[i];
_vector$7.x = plane.normal.x > 0 ? box.max.x : box.min.x;
_vector$7.y = plane.normal.y > 0 ? box.max.y : box.min.y;
_vector$7.z = plane.normal.z > 0 ? box.max.z : box.min.z;
if (plane.distanceToPoint(_vector$7) < 0) {
return false;
}
}
return true;
}
containsPoint(point) {
const planes = this.planes;
for (let i = 0; i < 6; i++) {
if (planes[i].distanceToPoint(point) < 0) {
return false;
}
}
return true;
}
clone() {
return new this.constructor().copy(this);
}
}
function WebGLAnimation() {
let context = null;
let isAnimating = false;
let animationLoop = null;
let requestId = null;
function onAnimationFrame(time, frame) {
animationLoop(time, frame);
requestId = context.requestAnimationFrame(onAnimationFrame);
}
return {
start: function() {
if (isAnimating === true) return;
if (animationLoop === null) return;
requestId = context.requestAnimationFrame(onAnimationFrame);
isAnimating = true;
},
stop: function() {
context.cancelAnimationFrame(requestId);
isAnimating = false;
},
setAnimationLoop: function(callback) {
animationLoop = callback;
},
setContext: function(value) {
context = value;
}
};
}
function WebGLAttributes(gl) {
const buffers = /* @__PURE__ */ new WeakMap();
function createBuffer(attribute, bufferType) {
const array = attribute.array;
const usage = attribute.usage;
const size = array.byteLength;
const buffer = gl.createBuffer();
gl.bindBuffer(bufferType, buffer);
gl.bufferData(bufferType, array, usage);
attribute.onUploadCallback();
let type;
if (array instanceof Float32Array) {
type = gl.FLOAT;
} else if (array instanceof Uint16Array) {
if (attribute.isFloat16BufferAttribute) {
type = gl.HALF_FLOAT;
} else {
type = gl.UNSIGNED_SHORT;
}
} else if (array instanceof Int16Array) {
type = gl.SHORT;
} else if (array instanceof Uint32Array) {
type = gl.UNSIGNED_INT;
} else if (array instanceof Int32Array) {
type = gl.INT;
} else if (array instanceof Int8Array) {
type = gl.BYTE;
} else if (array instanceof Uint8Array) {
type = gl.UNSIGNED_BYTE;
} else if (array instanceof Uint8ClampedArray) {
type = gl.UNSIGNED_BYTE;
} else {
throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: " + array);
}
return {
buffer,
type,
bytesPerElement: array.BYTES_PER_ELEMENT,
version: attribute.version,
size
};
}
function updateBuffer(buffer, attribute, bufferType) {
const array = attribute.array;
const updateRanges = attribute.updateRanges;
gl.bindBuffer(bufferType, buffer);
if (updateRanges.length === 0) {
gl.bufferSubData(bufferType, 0, array);
} else {
updateRanges.sort((a, b) => a.start - b.start);
let mergeIndex = 0;
for (let i = 1; i < updateRanges.length; i++) {
const previousRange = updateRanges[mergeIndex];
const range = updateRanges[i];
if (range.start <= previousRange.start + previousRange.count + 1) {
previousRange.count = Math.max(
previousRange.count,
range.start + range.count - previousRange.start
);
} else {
++mergeIndex;
updateRanges[mergeIndex] = range;
}
}
updateRanges.length = mergeIndex + 1;
for (let i = 0, l = updateRanges.length; i < l; i++) {
const range = updateRanges[i];
gl.bufferSubData(
bufferType,
range.start * array.BYTES_PER_ELEMENT,
array,
range.start,
range.count
);
}
attribute.clearUpdateRanges();
}
attribute.onUploadCallback();
}
function get(attribute) {
if (attribute.isInterleavedBufferAttribute) attribute = attribute.data;
return buffers.get(attribute);
}
function remove(attribute) {
if (attribute.isInterleavedBufferAttribute) attribute = attribute.data;
const data = buffers.get(attribute);
if (data) {
gl.deleteBuffer(data.buffer);
buffers.delete(attribute);
}
}
function update(attribute, bufferType) {
if (attribute.isInterleavedBufferAttribute) attribute = attribute.data;
if (attribute.isGLBufferAttribute) {
const cached = buffers.get(attribute);
if (!cached || cached.version < attribute.version) {
buffers.set(attribute, {
buffer: attribute.buffer,
type: attribute.type,
bytesPerElement: attribute.elementSize,
version: attribute.version
});
}
return;
}
const data = buffers.get(attribute);
if (data === void 0) {
buffers.set(attribute, createBuffer(attribute, bufferType));
} else if (data.version < attribute.version) {
if (data.size !== attribute.array.byteLength) {
throw new Error("THREE.WebGLAttributes: The size of the buffer attribute's array buffer does not match the original size. Resizing buffer attributes is not supported.");
}
updateBuffer(data.buffer, attribute, bufferType);
data.version = attribute.version;
}
}
return {
get,
remove,
update
};
}
class PlaneGeometry extends BufferGeometry {
constructor(width = 1, height = 1, widthSegments = 1, heightSegments = 1) {
super();
this.type = "PlaneGeometry";
this.parameters = {
width,
height,
widthSegments,
heightSegments
};
const width_half = width / 2;
const height_half = height / 2;
const gridX = Math.floor(widthSegments);
const gridY = Math.floor(heightSegments);
const gridX1 = gridX + 1;
const gridY1 = gridY + 1;
const segment_width = width / gridX;
const segment_height = height / gridY;
const indices = [];
const vertices = [];
const normals = [];
const uvs = [];
for (let iy = 0; iy < gridY1; iy++) {
const y = iy * segment_height - height_half;
for (let ix = 0; ix < gridX1; ix++) {
const x = ix * segment_width - width_half;
vertices.push(x, -y, 0);
normals.push(0, 0, 1);
uvs.push(ix / gridX);
uvs.push(1 - iy / gridY);
}
}
for (let iy = 0; iy < gridY; iy++) {
for (let ix = 0; ix < gridX; ix++) {
const a = ix + gridX1 * iy;
const b = ix + gridX1 * (iy + 1);
const c = ix + 1 + gridX1 * (iy + 1);
const d = ix + 1 + gridX1 * iy;
indices.push(a, b, d);
indices.push(b, c, d);
}
}
this.setIndex(indices);
this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
this.setAttribute("normal", new Float32BufferAttribute(normals, 3));
this.setAttribute("uv", new Float32BufferAttribute(uvs, 2));
}
copy(source) {
super.copy(source);
this.parameters = Object.assign({}, source.parameters);
return this;
}
static fromJSON(data) {
return new PlaneGeometry(data.width, data.height, data.widthSegments, data.heightSegments);
}
}
var alphahash_fragment = "#ifdef USE_ALPHAHASH\n if ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;\n#endif";
var alphahash_pars_fragment = "#ifdef USE_ALPHAHASH\n const float ALPHA_HASH_SCALE = 0.05;\n float hash2D( vec2 value ) {\n return fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );\n }\n float hash3D( vec3 value ) {\n return hash2D( vec2( hash2D( value.xy ), value.z ) );\n }\n float getAlphaHashThreshold( vec3 position ) {\n float maxDeriv = max(\n length( dFdx( position.xyz ) ),\n length( dFdy( position.xyz ) )\n );\n float pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );\n vec2 pixScales = vec2(\n exp2( floor( log2( pixScale ) ) ),\n exp2( ceil( log2( pixScale ) ) )\n );\n vec2 alpha = vec2(\n hash3D( floor( pixScales.x * position.xyz ) ),\n hash3D( floor( pixScales.y * position.xyz ) )\n );\n float lerpFactor = fract( log2( pixScale ) );\n float x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;\n float a = min( lerpFactor, 1.0 - lerpFactor );\n vec3 cases = vec3(\n x * x / ( 2.0 * a * ( 1.0 - a ) ),\n ( x - 0.5 * a ) / ( 1.0 - a ),\n 1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )\n );\n float threshold = ( x < ( 1.0 - a ) )\n ? ( ( x < a ) ? cases.x : cases.y )\n : cases.z;\n return clamp( threshold , 1.0e-6, 1.0 );\n }\n#endif";
var alphamap_fragment = "#ifdef USE_ALPHAMAP\n diffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;\n#endif";
var alphamap_pars_fragment = "#ifdef USE_ALPHAMAP\n uniform sampler2D alphaMap;\n#endif";
var alphatest_fragment = "#ifdef USE_ALPHATEST\n #ifdef ALPHA_TO_COVERAGE\n diffuseColor.a = smoothstep( alphaTest, alphaTest + fwidth( diffuseColor.a ), diffuseColor.a );\n if ( diffuseColor.a == 0.0 ) discard;\n #else\n if ( diffuseColor.a < alphaTest ) discard;\n #endif\n#endif";
var alphatest_pars_fragment = "#ifdef USE_ALPHATEST\n uniform float alphaTest;\n#endif";
var aomap_fragment = "#ifdef USE_AOMAP\n float ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;\n reflectedLight.indirectDiffuse *= ambientOcclusion;\n #if defined( USE_CLEARCOAT ) \n clearcoatSpecularIndirect *= ambientOcclusion;\n #endif\n #if defined( USE_SHEEN ) \n sheenSpecularIndirect *= ambientOcclusion;\n #endif\n #if defined( USE_ENVMAP ) && defined( STANDARD )\n float dotNV = saturate( dot( geometryNormal, geometryViewDir ) );\n reflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );\n #endif\n#endif";
var aomap_pars_fragment = "#ifdef USE_AOMAP\n uniform sampler2D aoMap;\n uniform float aoMapIntensity;\n#endif";
var batching_pars_vertex = "#ifdef USE_BATCHING\n #if ! defined( GL_ANGLE_multi_draw )\n #define gl_DrawID _gl_DrawID\n uniform int _gl_DrawID;\n #endif\n uniform highp sampler2D batchingTexture;\n uniform highp usampler2D batchingIdTexture;\n mat4 getBatchingMatrix( const in float i ) {\n int size = textureSize( batchingTexture, 0 ).x;\n int j = int( i ) * 4;\n int x = j % size;\n int y = j / size;\n vec4 v1 = texelFetch( batchingTexture, ivec2( x, y ), 0 );\n vec4 v2 = texelFetch( batchingTexture, ivec2( x + 1, y ), 0 );\n vec4 v3 = texelFetch( batchingTexture, ivec2( x + 2, y ), 0 );\n vec4 v4 = texelFetch( batchingTexture, ivec2( x + 3, y ), 0 );\n return mat4( v1, v2, v3, v4 );\n }\n float getIndirectIndex( const in int i ) {\n int size = textureSize( batchingIdTexture, 0 ).x;\n int x = i % size;\n int y = i / size;\n return float( texelFetch( batchingIdTexture, ivec2( x, y ), 0 ).r );\n }\n#endif\n#ifdef USE_BATCHING_COLOR\n uniform sampler2D batchingColorTexture;\n vec3 getBatchingColor( const in float i ) {\n int size = textureSize( batchingColorTexture, 0 ).x;\n int j = int( i );\n int x = j % size;\n int y = j / size;\n return texelFetch( batchingColorTexture, ivec2( x, y ), 0 ).rgb;\n }\n#endif";
var batching_vertex = "#ifdef USE_BATCHING\n mat4 batchingMatrix = getBatchingMatrix( getIndirectIndex( gl_DrawID ) );\n#endif";
var begin_vertex = "vec3 transformed = vec3( position );\n#ifdef USE_ALPHAHASH\n vPosition = vec3( position );\n#endif";
var beginnormal_vertex = "vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n vec3 objectTangent = vec3( tangent.xyz );\n#endif";
var bsdfs = "float G_BlinnPhong_Implicit( ) {\n return 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n return 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 vec3 halfDir = normalize( lightDir + viewDir );\n float dotNH = saturate( dot( normal, halfDir ) );\n float dotVH = saturate( dot( viewDir, halfDir ) );\n vec3 F = F_Schlick( specularColor, 1.0, dotVH );\n float G = G_BlinnPhong_Implicit( );\n float D = D_BlinnPhong( shininess, dotNH );\n return F * ( G * D );\n} // validated";
var iridescence_fragment = "#ifdef USE_IRIDESCENCE\n const mat3 XYZ_TO_REC709 = mat3(\n 3.2404542, -0.9692660, 0.0556434,\n -1.5371385, 1.8760108, -0.2040259,\n -0.4985314, 0.0415560, 1.0572252\n );\n vec3 Fresnel0ToIor( vec3 fresnel0 ) {\n vec3 sqrtF0 = sqrt( fresnel0 );\n return ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 );\n }\n vec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) {\n return pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) );\n }\n float IorToFresnel0( float transmittedIor, float incidentIor ) {\n return pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor ));\n }\n vec3 evalSensitivity( float OPD, vec3 shift ) {\n float phase = 2.0 * PI * OPD * 1.0e-9;\n vec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 );\n vec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 );\n vec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 );\n vec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var );\n xyz.x += 9.7470e-14 * sqrt( 2.0 * PI * 4.5282e+09 ) * cos( 2.2399e+06 * phase + shift[ 0 ] ) * exp( - 4.5282e+09 * pow2( phase ) );\n xyz /= 1.0685e-7;\n vec3 rgb = XYZ_TO_REC709 * xyz;\n return rgb;\n }\n vec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) {\n vec3 I;\n float iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) );\n float sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) );\n float cosTheta2Sq = 1.0 - sinTheta2Sq;\n if ( cosTheta2Sq < 0.0 ) {\n return vec3( 1.0 );\n }\n float cosTheta2 = sqrt( cosTheta2Sq );\n float R0 = IorToFresnel0( iridescenceIOR, outsideIOR );\n float R12 = F_Schlick( R0, 1.0, cosTheta1 );\n float T121 = 1.0 - R12;\n float phi12 = 0.0;\n if ( iridescenceIOR < outsideIOR ) phi12 = PI;\n float phi21 = PI - phi12;\n vec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) ); vec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR );\n vec3 R23 = F_Schlick( R1, 1.0, cosTheta2 );\n vec3 phi23 = vec3( 0.0 );\n if ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI;\n if ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI;\n if ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI;\n float OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2;\n vec3 phi = vec3( phi21 ) + phi23;\n vec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 );\n vec3 r123 = sqrt( R123 );\n vec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 );\n vec3 C0 = R12 + Rs;\n I = C0;\n vec3 Cm = Rs - T121;\n for ( int m = 1; m <= 2; ++ m ) {\n Cm *= r123;\n vec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi );\n I += Cm * Sm;\n }\n return max( I, vec3( 0.0 ) );\n }\n#endif";
var bumpmap_pars_fragment = "#ifdef USE_BUMPMAP\n uniform sampler2D bumpMap;\n uniform float bumpScale;\n vec2 dHdxy_fwd() {\n vec2 dSTdx = dFdx( vBumpMapUv );\n vec2 dSTdy = dFdy( vBumpMapUv );\n float Hll = bumpScale * texture2D( bumpMap, vBumpMapUv ).x;\n float dBx = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdx ).x - Hll;\n float dBy = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdy ).x - Hll;\n return vec2( dBx, dBy );\n }\n vec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {\n vec3 vSigmaX = normalize( dFdx( surf_pos.xyz ) );\n vec3 vSigmaY = normalize( dFdy( surf_pos.xyz ) );\n vec3 vN = surf_norm;\n vec3 R1 = cross( vSigmaY, vN );\n vec3 R2 = cross( vN, vSigmaX );\n float fDet = dot( vSigmaX, R1 ) * faceDirection;\n vec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n return normalize( abs( fDet ) * surf_norm - vGrad );\n }\n#endif";
var clipping_planes_fragment = "#if NUM_CLIPPING_PLANES > 0\n vec4 plane;\n #ifdef ALPHA_TO_COVERAGE\n float distanceToPlane, distanceGradient;\n float clipOpacity = 1.0;\n #pragma unroll_loop_start\n for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n plane = clippingPlanes[ i ];\n distanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n distanceGradient = fwidth( distanceToPlane ) / 2.0;\n clipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n if ( clipOpacity == 0.0 ) discard;\n }\n #pragma unroll_loop_end\n #if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n float unionClipOpacity = 1.0;\n #pragma unroll_loop_start\n for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n plane = clippingPlanes[ i ];\n distanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n distanceGradient = fwidth( distanceToPlane ) / 2.0;\n unionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n }\n #pragma unroll_loop_end\n clipOpacity *= 1.0 - unionClipOpacity;\n #endif\n diffuseColor.a *= clipOpacity;\n if ( diffuseColor.a == 0.0 ) discard;\n #else\n #pragma unroll_loop_start\n for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n plane = clippingPlanes[ i ];\n if ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n }\n #pragma unroll_loop_end\n #if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n bool clipped = true;\n #pragma unroll_loop_start\n for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n plane = clippingPlanes[ i ];\n clipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n }\n #pragma unroll_loop_end\n if ( clipped ) discard;\n #endif\n #endif\n#endif";
var clipping_planes_pars_fragment = "#if NUM_CLIPPING_PLANES > 0\n varying vec3 vClipPosition;\n uniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif";
var clipping_planes_pars_vertex = "#if NUM_CLIPPING_PLANES > 0\n varying vec3 vClipPosition;\n#endif";
var clipping_planes_vertex = "#if NUM_CLIPPING_PLANES > 0\n vClipPosition = - mvPosition.xyz;\n#endif";
var color_fragment = "#if defined( USE_COLOR_ALPHA )\n diffuseColor *= vColor;\n#elif defined( USE_COLOR )\n diffuseColor.rgb *= vColor;\n#endif";
var color_pars_fragment = "#if defined( USE_COLOR_ALPHA )\n varying vec4 vColor;\n#elif defined( USE_COLOR )\n varying vec3 vColor;\n#endif";
var color_pars_vertex = "#if defined( USE_COLOR_ALPHA )\n varying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n varying vec3 vColor;\n#endif";
var color_vertex = "#if defined( USE_COLOR_ALPHA )\n vColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n vColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n vColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n vColor.xyz *= instanceColor.xyz;\n#endif\n#ifdef USE_BATCHING_COLOR\n vec3 batchingColor = getBatchingColor( getIndirectIndex( gl_DrawID ) );\n vColor.xyz *= batchingColor.xyz;\n#endif";
var 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; }\nvec3 pow2( const in vec3 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 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n const highp float a = 12.9898, b = 78.233, c = 43758.5453;\n highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n return fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n float precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n float precisionSafeLength( vec3 v ) {\n float maxComponent = max3( abs( v ) );\n return length( v / maxComponent ) * maxComponent;\n }\n#endif\nstruct IncidentLight {\n vec3 color;\n vec3 direction;\n bool visible;\n};\nstruct ReflectedLight {\n vec3 directDiffuse;\n vec3 directSpecular;\n vec3 indirectDiffuse;\n vec3 indirectSpecular;\n};\n#ifdef USE_ALPHAHASH\n varying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nmat3 transposeMat3( const in mat3 m ) {\n mat3 tmp;\n tmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n tmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n tmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n return tmp;\n}\nbool isPerspectiveMatrix( mat4 m ) {\n return m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n float u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n float v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n return vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n return RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated";
var cube_uv_reflection_fragment = "#ifdef ENVMAP_TYPE_CUBE_UV\n #define cubeUV_minMipLevel 4.0\n #define cubeUV_minTileSize 16.0\n float getFace( vec3 direction ) {\n vec3 absDirection = abs( direction );\n float face = - 1.0;\n if ( absDirection.x > absDirection.z ) {\n if ( absDirection.x > absDirection.y )\n face = direction.x > 0.0 ? 0.0 : 3.0;\n else\n face = direction.y > 0.0 ? 1.0 : 4.0;\n } else {\n if ( absDirection.z > absDirection.y )\n face = direction.z > 0.0 ? 2.0 : 5.0;\n else\n face = direction.y > 0.0 ? 1.0 : 4.0;\n }\n return face;\n }\n vec2 getUV( vec3 direction, float face ) {\n vec2 uv;\n if ( face == 0.0 ) {\n uv = vec2( direction.z, direction.y ) / abs( direction.x );\n } else if ( face == 1.0 ) {\n uv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n } else if ( face == 2.0 ) {\n uv = vec2( - direction.x, direction.y ) / abs( direction.z );\n } else if ( face == 3.0 ) {\n uv = vec2( - direction.z, direction.y ) / abs( direction.x );\n } else if ( face == 4.0 ) {\n uv = vec2( - direction.x, direction.z ) / abs( direction.y );\n } else {\n uv = vec2( direction.x, direction.y ) / abs( direction.z );\n }\n return 0.5 * ( uv + 1.0 );\n }\n vec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n float face = getFace( direction );\n float filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n mipInt = max( mipInt, cubeUV_minMipLevel );\n float faceSize = exp2( mipInt );\n highp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n if ( face > 2.0 ) {\n uv.y += faceSize;\n face -= 3.0;\n }\n uv.x += face * faceSize;\n uv.x += filterInt * 3.0 * cubeUV_minTileSize;\n uv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n uv.x *= CUBEUV_TEXEL_WIDTH;\n uv.y *= CUBEUV_TEXEL_HEIGHT;\n #ifdef texture2DGradEXT\n return texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n #else\n return texture2D( envMap, uv ).rgb;\n #endif\n }\n #define cubeUV_r0 1.0\n #define cubeUV_m0 - 2.0\n #define cubeUV_r1 0.8\n #define cubeUV_m1 - 1.0\n #define cubeUV_r4 0.4\n #define cubeUV_m4 2.0\n #define cubeUV_r5 0.305\n #define cubeUV_m5 3.0\n #define cubeUV_r6 0.21\n #define cubeUV_m6 4.0\n float roughnessToMip( float roughness ) {\n float mip = 0.0;\n if ( roughness >= cubeUV_r1 ) {\n mip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n } else if ( roughness >= cubeUV_r4 ) {\n mip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n } else if ( roughness >= cubeUV_r5 ) {\n mip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n } else if ( roughness >= cubeUV_r6 ) {\n mip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n } else {\n mip = - 2.0 * log2( 1.16 * roughness ); }\n return mip;\n }\n vec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n float mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n float mipF = fract( mip );\n float mipInt = floor( mip );\n vec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n if ( mipF == 0.0 ) {\n return vec4( color0, 1.0 );\n } else {\n vec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n return vec4( mix( color0, color1, mipF ), 1.0 );\n }\n }\n#endif";
var defaultnormal_vertex = "vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n vec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n mat3 bm = mat3( batchingMatrix );\n transformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n transformedNormal = bm * transformedNormal;\n #ifdef USE_TANGENT\n transformedTangent = bm * transformedTangent;\n #endif\n#endif\n#ifdef USE_INSTANCING\n mat3 im = mat3( instanceMatrix );\n transformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n transformedNormal = im * transformedNormal;\n #ifdef USE_TANGENT\n transformedTangent = im * transformedTangent;\n #endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n transformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n transformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n #ifdef FLIP_SIDED\n transformedTangent = - transformedTangent;\n #endif\n#endif";
var displacementmap_pars_vertex = "#ifdef USE_DISPLACEMENTMAP\n uniform sampler2D displacementMap;\n uniform float displacementScale;\n uniform float displacementBias;\n#endif";
var displacementmap_vertex = "#ifdef USE_DISPLACEMENTMAP\n transformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif";
var emissivemap_fragment = "#ifdef USE_EMISSIVEMAP\n vec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n #ifdef DECODE_VIDEO_TEXTURE_EMISSIVE\n emissiveColor = sRGBTransferEOTF( emissiveColor );\n #endif\n totalEmissiveRadiance *= emissiveColor.rgb;\n#endif";
var emissivemap_pars_fragment = "#ifdef USE_EMISSIVEMAP\n uniform sampler2D emissiveMap;\n#endif";
var colorspace_fragment = "gl_FragColor = linearToOutputTexel( gl_FragColor );";
var colorspace_pars_fragment = "vec4 LinearTransferOETF( in vec4 value ) {\n return value;\n}\nvec4 sRGBTransferEOTF( in vec4 value ) {\n return 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 sRGBTransferOETF( in vec4 value ) {\n return 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}";
var envmap_fragment = "#ifdef USE_ENVMAP\n #ifdef ENV_WORLDPOS\n vec3 cameraToFrag;\n if ( isOrthographic ) {\n cameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n } else {\n cameraToFrag = normalize( vWorldPosition - cameraPosition );\n }\n vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n #ifdef ENVMAP_MODE_REFLECTION\n vec3 reflectVec = reflect( cameraToFrag, worldNormal );\n #else\n vec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n #endif\n #else\n vec3 reflectVec = vReflect;\n #endif\n #ifdef ENVMAP_TYPE_CUBE\n vec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n #else\n vec4 envColor = vec4( 0.0 );\n #endif\n #ifdef ENVMAP_BLENDING_MULTIPLY\n outgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n #elif defined( ENVMAP_BLENDING_MIX )\n outgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n #elif defined( ENVMAP_BLENDING_ADD )\n outgoingLight += envColor.xyz * specularStrength * reflectivity;\n #endif\n#endif";
var envmap_common_pars_fragment = "#ifdef USE_ENVMAP\n uniform float envMapIntensity;\n uniform float flipEnvMap;\n uniform mat3 envMapRotation;\n #ifdef ENVMAP_TYPE_CUBE\n uniform samplerCube envMap;\n #else\n uniform sampler2D envMap;\n #endif\n \n#endif";
var envmap_pars_fragment = "#ifdef USE_ENVMAP\n uniform float reflectivity;\n #if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n #define ENV_WORLDPOS\n #endif\n #ifdef ENV_WORLDPOS\n varying vec3 vWorldPosition;\n uniform float refractionRatio;\n #else\n varying vec3 vReflect;\n #endif\n#endif";
var envmap_pars_vertex = "#ifdef USE_ENVMAP\n #if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n #define ENV_WORLDPOS\n #endif\n #ifdef ENV_WORLDPOS\n \n varying vec3 vWorldPosition;\n #else\n varying vec3 vReflect;\n uniform float refractionRatio;\n #endif\n#endif";
var envmap_vertex = "#ifdef USE_ENVMAP\n #ifdef ENV_WORLDPOS\n vWorldPosition = worldPosition.xyz;\n #else\n vec3 cameraToVertex;\n if ( isOrthographic ) {\n cameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n } else {\n cameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n }\n vec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n #ifdef ENVMAP_MODE_REFLECTION\n vReflect = reflect( cameraToVertex, worldNormal );\n #else\n vReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n #endif\n #endif\n#endif";
var fog_vertex = "#ifdef USE_FOG\n vFogDepth = - mvPosition.z;\n#endif";
var fog_pars_vertex = "#ifdef USE_FOG\n varying float vFogDepth;\n#endif";
var fog_fragment = "#ifdef USE_FOG\n #ifdef FOG_EXP2\n float fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n #else\n float fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n #endif\n gl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif";
var fog_pars_fragment = "#ifdef USE_FOG\n uniform vec3 fogColor;\n varying float vFogDepth;\n #ifdef FOG_EXP2\n uniform float fogDensity;\n #else\n uniform float fogNear;\n uniform float fogFar;\n #endif\n#endif";
var gradientmap_pars_fragment = "#ifdef USE_GRADIENTMAP\n uniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n float dotNL = dot( normal, lightDirection );\n vec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n #ifdef USE_GRADIENTMAP\n return vec3( texture2D( gradientMap, coord ).r );\n #else\n vec2 fw = fwidth( coord ) * 0.5;\n return mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n #endif\n}";
var lightmap_pars_fragment = "#ifdef USE_LIGHTMAP\n uniform sampler2D lightMap;\n uniform float lightMapIntensity;\n#endif";
var lights_lambert_fragment = "LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;";
var lights_lambert_pars_fragment = "varying vec3 vViewPosition;\nstruct LambertMaterial {\n vec3 diffuseColor;\n float specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n float dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n vec3 irradiance = dotNL * directLight.color;\n reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct RE_Direct_Lambert\n#define RE_IndirectDiffuse RE_IndirectDiffuse_Lambert";
var lights_pars_begin = "uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n uniform vec3 lightProbe[ 9 ];\n#endif\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n float x = normal.x, y = normal.y, z = normal.z;\n vec3 result = shCoefficients[ 0 ] * 0.886227;\n result += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n result += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n result += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n result += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n result += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n result += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n result += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n result += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n return result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n vec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n return irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n vec3 irradiance = ambientLightColor;\n return irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n float distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n if ( cutoffDistance > 0.0 ) {\n distanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n }\n return distanceFalloff;\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n return smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n struct DirectionalLight {\n vec3 direction;\n vec3 color;\n };\n uniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n void getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n light.color = directionalLight.color;\n light.direction = directionalLight.direction;\n light.visible = true;\n }\n#endif\n#if NUM_POINT_LIGHTS > 0\n struct PointLight {\n vec3 position;\n vec3 color;\n float distance;\n float decay;\n };\n uniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n void getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n vec3 lVector = pointLight.position - geometryPosition;\n light.direction = normalize( lVector );\n float lightDistance = length( lVector );\n light.color = pointLight.color;\n light.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n light.visible = ( light.color != vec3( 0.0 ) );\n }\n#endif\n#if NUM_SPOT_LIGHTS > 0\n struct SpotLight {\n vec3 position;\n vec3 direction;\n vec3 color;\n float distance;\n float decay;\n float coneCos;\n float penumbraCos;\n };\n uniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n void getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n vec3 lVector = spotLight.position - geometryPosition;\n light.direction = normalize( lVector );\n float angleCos = dot( light.direction, spotLight.direction );\n float spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n if ( spotAttenuation > 0.0 ) {\n float lightDistance = length( lVector );\n light.color = spotLight.color * spotAttenuation;\n light.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n light.visible = ( light.color != vec3( 0.0 ) );\n } else {\n light.color = vec3( 0.0 );\n light.visible = false;\n }\n }\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n struct RectAreaLight {\n vec3 color;\n vec3 position;\n vec3 halfWidth;\n vec3 halfHeight;\n };\n uniform sampler2D ltc_1; uniform sampler2D ltc_2;\n uniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n struct HemisphereLight {\n vec3 direction;\n vec3 skyColor;\n vec3 groundColor;\n };\n uniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n vec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n float dotNL = dot( normal, hemiLight.direction );\n float hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n vec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n return irradiance;\n }\n#endif";
var envmap_physical_pars_fragment = "#ifdef USE_ENVMAP\n vec3 getIBLIrradiance( const in vec3 normal ) {\n #ifdef ENVMAP_TYPE_CUBE_UV\n vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n vec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n return PI * envMapColor.rgb * envMapIntensity;\n #else\n return vec3( 0.0 );\n #endif\n }\n vec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n #ifdef ENVMAP_TYPE_CUBE_UV\n vec3 reflectVec = reflect( - viewDir, normal );\n reflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n reflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n vec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n return envMapColor.rgb * envMapIntensity;\n #else\n return vec3( 0.0 );\n #endif\n }\n #ifdef USE_ANISOTROPY\n vec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n #ifdef ENVMAP_TYPE_CUBE_UV\n vec3 bentNormal = cross( bitangent, viewDir );\n bentNormal = normalize( cross( bentNormal, bitangent ) );\n bentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n return getIBLRadiance( viewDir, bentNormal, roughness );\n #else\n return vec3( 0.0 );\n #endif\n }\n #endif\n#endif";
var lights_toon_fragment = "ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;";
var lights_toon_pars_fragment = "varying vec3 vViewPosition;\nstruct ToonMaterial {\n vec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n vec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct RE_Direct_Toon\n#define RE_IndirectDiffuse RE_IndirectDiffuse_Toon";
var lights_phong_fragment = "BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;";
var lights_phong_pars_fragment = "varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n vec3 diffuseColor;\n vec3 specularColor;\n float specularShininess;\n float specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n float dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n vec3 irradiance = dotNL * directLight.color;\n reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n reflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct RE_Direct_BlinnPhong\n#define RE_IndirectDiffuse RE_IndirectDiffuse_BlinnPhong";
var lights_physical_fragment = "PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\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 material.ior = ior;\n #ifdef USE_SPECULAR\n float specularIntensityFactor = specularIntensity;\n vec3 specularColorFactor = specularColor;\n #ifdef USE_SPECULAR_COLORMAP\n specularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n #endif\n #ifdef USE_SPECULAR_INTENSITYMAP\n specularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n #endif\n material.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n #else\n float specularIntensityFactor = 1.0;\n vec3 specularColorFactor = vec3( 1.0 );\n material.specularF90 = 1.0;\n #endif\n material.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );\n#else\n material.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );\n material.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n material.clearcoat = clearcoat;\n material.clearcoatRoughness = clearcoatRoughness;\n material.clearcoatF0 = vec3( 0.04 );\n material.clearcoatF90 = 1.0;\n #ifdef USE_CLEARCOATMAP\n material.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n #endif\n #ifdef USE_CLEARCOAT_ROUGHNESSMAP\n material.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n #endif\n material.clearcoat = saturate( material.clearcoat ); material.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n material.clearcoatRoughness += geometryRoughness;\n material.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_DISPERSION\n material.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n material.iridescence = iridescence;\n material.iridescenceIOR = iridescenceIOR;\n #ifdef USE_IRIDESCENCEMAP\n material.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n #endif\n #ifdef USE_IRIDESCENCE_THICKNESSMAP\n material.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n #else\n material.iridescenceThickness = iridescenceThicknessMaximum;\n #endif\n#endif\n#ifdef USE_SHEEN\n material.sheenColor = sheenColor;\n #ifdef USE_SHEEN_COLORMAP\n material.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n #endif\n material.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n #ifdef USE_SHEEN_ROUGHNESSMAP\n material.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n #endif\n#endif\n#ifdef USE_ANISOTROPY\n #ifdef USE_ANISOTROPYMAP\n mat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n vec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n vec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n #else\n vec2 anisotropyV = anisotropyVector;\n #endif\n material.anisotropy = length( anisotropyV );\n if( material.anisotropy == 0.0 ) {\n anisotropyV = vec2( 1.0, 0.0 );\n } else {\n anisotropyV /= material.anisotropy;\n material.anisotropy = saturate( material.anisotropy );\n }\n material.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n material.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n material.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif";
var lights_physical_pars_fragment = "struct PhysicalMaterial {\n vec3 diffuseColor;\n float roughness;\n vec3 specularColor;\n float specularF90;\n float dispersion;\n #ifdef USE_CLEARCOAT\n float clearcoat;\n float clearcoatRoughness;\n vec3 clearcoatF0;\n float clearcoatF90;\n #endif\n #ifdef USE_IRIDESCENCE\n float iridescence;\n float iridescenceIOR;\n float iridescenceThickness;\n vec3 iridescenceFresnel;\n vec3 iridescenceF0;\n #endif\n #ifdef USE_SHEEN\n vec3 sheenColor;\n float sheenRoughness;\n #endif\n #ifdef IOR\n float ior;\n #endif\n #ifdef USE_TRANSMISSION\n float transmission;\n float transmissionAlpha;\n float thickness;\n float attenuationDistance;\n vec3 attenuationColor;\n #endif\n #ifdef USE_ANISOTROPY\n float anisotropy;\n float alphaT;\n vec3 anisotropyT;\n vec3 anisotropyB;\n #endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n float x2 = x * x;\n float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n float a2 = pow2( alpha );\n float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n return 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n float a2 = pow2( alpha );\n float denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n return RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n float V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n float gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n float gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n float v = 0.5 / ( gv + gl );\n return saturate(v);\n }\n float D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n float a2 = alphaT * alphaB;\n highp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n highp float v2 = dot( v, v );\n float w2 = a2 / v2;\n return RECIPROCAL_PI * a2 * pow2 ( w2 );\n }\n#endif\n#ifdef USE_CLEARCOAT\n vec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n vec3 f0 = material.clearcoatF0;\n float f90 = material.clearcoatF90;\n float roughness = material.clearcoatRoughness;\n float alpha = pow2( roughness );\n vec3 halfDir = normalize( lightDir + viewDir );\n float dotNL = saturate( dot( normal, lightDir ) );\n float dotNV = saturate( dot( normal, viewDir ) );\n float dotNH = saturate( dot( normal, halfDir ) );\n float dotVH = saturate( dot( viewDir, halfDir ) );\n vec3 F = F_Schlick( f0, f90, dotVH );\n float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n float D = D_GGX( alpha, dotNH );\n return F * ( V * D );\n }\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n vec3 f0 = material.specularColor;\n float f90 = material.specularF90;\n float roughness = material.roughness;\n float alpha = pow2( roughness );\n vec3 halfDir = normalize( lightDir + viewDir );\n float dotNL = saturate( dot( normal, lightDir ) );\n float dotNV = saturate( dot( normal, viewDir ) );\n float dotNH = saturate( dot( normal, halfDir ) );\n float dotVH = saturate( dot( viewDir, halfDir ) );\n vec3 F = F_Schlick( f0, f90, dotVH );\n #ifdef USE_IRIDESCENCE\n F = mix( F, material.iridescenceFresnel, material.iridescence );\n #endif\n #ifdef USE_ANISOTROPY\n float dotTL = dot( material.anisotropyT, lightDir );\n float dotTV = dot( material.anisotropyT, viewDir );\n float dotTH = dot( material.anisotropyT, halfDir );\n float dotBL = dot( material.anisotropyB, lightDir );\n float dotBV = dot( material.anisotropyB, viewDir );\n float dotBH = dot( material.anisotropyB, halfDir );\n float V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n float D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n #else\n float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n float D = D_GGX( alpha, dotNH );\n #endif\n return F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n const float LUT_SIZE = 64.0;\n const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n const float LUT_BIAS = 0.5 / LUT_SIZE;\n float dotNV = saturate( dot( N, V ) );\n vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n uv = uv * LUT_SCALE + LUT_BIAS;\n return uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n float l = length( f );\n return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n float x = dot( v1, v2 );\n float y = abs( x );\n float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n float b = 3.4175940 + ( 4.1616724 + y ) * y;\n float v = a / b;\n float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n return 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 vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n vec3 lightNormal = cross( v1, v2 );\n if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n vec3 T1, T2;\n T1 = normalize( V - N * dot( V, N ) );\n T2 = - cross( N, T1 );\n mat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n vec3 coords[ 4 ];\n coords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n coords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n coords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n coords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n coords[ 0 ] = normalize( coords[ 0 ] );\n coords[ 1 ] = normalize( coords[ 1 ] );\n coords[ 2 ] = normalize( coords[ 2 ] );\n coords[ 3 ] = normalize( coords[ 3 ] );\n vec3 vectorFormFactor = vec3( 0.0 );\n vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n float result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n return vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n float alpha = pow2( roughness );\n float invAlpha = 1.0 / alpha;\n float cos2h = dotNH * dotNH;\n float sin2h = max( 1.0 - cos2h, 0.0078125 );\n return ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n return 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 sheenColor, const in float sheenRoughness ) {\n vec3 halfDir = normalize( lightDir + viewDir );\n float dotNL = saturate( dot( normal, lightDir ) );\n float dotNV = saturate( dot( normal, viewDir ) );\n float dotNH = saturate( dot( normal, halfDir ) );\n float D = D_Charlie( sheenRoughness, dotNH );\n float V = V_Neubelt( dotNV, dotNL );\n return sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n float dotNV = saturate( dot( normal, viewDir ) );\n float r2 = roughness * roughness;\n float a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;\n float b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;\n float DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );\n return saturate( DG * RECIPROCAL_PI );\n}\nvec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n float dotNV = saturate( dot( normal, viewDir ) );\n const vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n const vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n vec4 r = roughness * c0 + c1;\n float a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n vec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;\n return 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 vec2 fab = DFGApprox( normal, viewDir, roughness );\n return specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\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#endif\n vec2 fab = DFGApprox( normal, viewDir, roughness );\n #ifdef USE_IRIDESCENCE\n vec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n #else\n vec3 Fr = specularColor;\n #endif\n vec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n float Ess = fab.x + fab.y;\n float Ems = 1.0 - Ess;\n vec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619; vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n singleScatter += FssEss;\n multiScatter += Fms * Ems;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n void RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n vec3 normal = geometryNormal;\n vec3 viewDir = geometryViewDir;\n vec3 position = geometryPosition;\n vec3 lightPos = rectAreaLight.position;\n vec3 halfWidth = rectAreaLight.halfWidth;\n vec3 halfHeight = rectAreaLight.halfHeight;\n vec3 lightColor = rectAreaLight.color;\n float roughness = material.roughness;\n vec3 rectCoords[ 4 ];\n rectCoords[ 0 ] = lightPos + halfWidth - halfHeight; rectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n rectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n rectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n vec2 uv = LTC_Uv( normal, viewDir, roughness );\n vec4 t1 = texture2D( ltc_1, uv );\n vec4 t2 = texture2D( ltc_2, uv );\n mat3 mInv = mat3(\n vec3( t1.x, 0, t1.y ),\n vec3( 0, 1, 0 ),\n vec3( t1.z, 0, t1.w )\n );\n vec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n reflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n }\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n float dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n vec3 irradiance = dotNL * directLight.color;\n #ifdef USE_CLEARCOAT\n float dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n vec3 ccIrradiance = dotNLcc * directLight.color;\n clearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n #endif\n #ifdef USE_SHEEN\n sheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n #endif\n reflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );\n reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n reflectedLight.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 vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n #ifdef USE_CLEARCOAT\n clearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n #endif\n #ifdef USE_SHEEN\n sheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n #endif\n vec3 singleScattering = vec3( 0.0 );\n vec3 multiScattering = vec3( 0.0 );\n vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n #ifdef USE_IRIDESCENCE\n computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );\n #else\n computeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );\n #endif\n vec3 totalScattering = singleScattering + multiScattering;\n vec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );\n reflectedLight.indirectSpecular += radiance * singleScattering;\n reflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n reflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct RE_Direct_Physical\n#define RE_Direct_RectArea RE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse RE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular RE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n return saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}";
var lights_fragment_begin = "\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n geometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n float dotNVi = saturate( dot( normal, geometryViewDir ) );\n if ( material.iridescenceThickness == 0.0 ) {\n material.iridescence = 0.0;\n } else {\n material.iridescence = saturate( material.iridescence );\n }\n if ( material.iridescence > 0.0 ) {\n material.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n material.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n }\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n PointLight pointLight;\n #if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n PointLightShadow pointLightShadow;\n #endif\n #pragma unroll_loop_start\n for ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n pointLight = pointLights[ i ];\n getPointLightInfo( pointLight, geometryPosition, directLight );\n #if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n pointLightShadow = pointLightShadows[ i ];\n directLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n #endif\n RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n }\n #pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n SpotLight spotLight;\n vec4 spotColor;\n vec3 spotLightCoord;\n bool inSpotLightMap;\n #if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n SpotLightShadow spotLightShadow;\n #endif\n #pragma unroll_loop_start\n for ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n spotLight = spotLights[ i ];\n getSpotLightInfo( spotLight, geometryPosition, directLight );\n #if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n #define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n #elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n #define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n #else\n #define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n #endif\n #if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n spotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n inSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n spotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n directLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n #endif\n #undef SPOT_LIGHT_MAP_INDEX\n #if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n spotLightShadow = spotLightShadows[ i ];\n directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n #endif\n RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n }\n #pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n DirectionalLight directionalLight;\n #if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n DirectionalLightShadow directionalLightShadow;\n #endif\n #pragma unroll_loop_start\n for ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n directionalLight = directionalLights[ i ];\n getDirectionalLightInfo( directionalLight, directLight );\n #if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n directionalLightShadow = directionalLightShadows[ i ];\n directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n #endif\n RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n }\n #pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n RectAreaLight rectAreaLight;\n #pragma unroll_loop_start\n for ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n rectAreaLight = rectAreaLights[ i ];\n RE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n }\n #pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n vec3 iblIrradiance = vec3( 0.0 );\n vec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n #if defined( USE_LIGHT_PROBES )\n irradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n #endif\n #if ( NUM_HEMI_LIGHTS > 0 )\n #pragma unroll_loop_start\n for ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n irradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );\n }\n #pragma unroll_loop_end\n #endif\n#endif\n#if defined( RE_IndirectSpecular )\n vec3 radiance = vec3( 0.0 );\n vec3 clearcoatRadiance = vec3( 0.0 );\n#endif";
var lights_fragment_maps = "#if defined( RE_IndirectDiffuse )\n #ifdef USE_LIGHTMAP\n vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n vec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n irradiance += lightMapIrradiance;\n #endif\n #if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n iblIrradiance += getIBLIrradiance( geometryNormal );\n #endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n #ifdef USE_ANISOTROPY\n radiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n #else\n radiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n #endif\n #ifdef USE_CLEARCOAT\n clearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n #endif\n#endif";
var lights_fragment_end = "#if defined( RE_IndirectDiffuse )\n RE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n RE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif";
var logdepthbuf_fragment = "#if defined( USE_LOGDEPTHBUF )\n gl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif";
var logdepthbuf_pars_fragment = "#if defined( USE_LOGDEPTHBUF )\n uniform float logDepthBufFC;\n varying float vFragDepth;\n varying float vIsPerspective;\n#endif";
var logdepthbuf_pars_vertex = "#ifdef USE_LOGDEPTHBUF\n varying float vFragDepth;\n varying float vIsPerspective;\n#endif";
var logdepthbuf_vertex = "#ifdef USE_LOGDEPTHBUF\n vFragDepth = 1.0 + gl_Position.w;\n vIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif";
var map_fragment = "#ifdef USE_MAP\n vec4 sampledDiffuseColor = texture2D( map, vMapUv );\n #ifdef DECODE_VIDEO_TEXTURE\n sampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );\n #endif\n diffuseColor *= sampledDiffuseColor;\n#endif";
var map_pars_fragment = "#ifdef USE_MAP\n uniform sampler2D map;\n#endif";
var map_particle_fragment = "#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n #if defined( USE_POINTS_UV )\n vec2 uv = vUv;\n #else\n vec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n #endif\n#endif\n#ifdef USE_MAP\n diffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n diffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif";
var map_particle_pars_fragment = "#if defined( USE_POINTS_UV )\n varying vec2 vUv;\n#else\n #if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n uniform mat3 uvTransform;\n #endif\n#endif\n#ifdef USE_MAP\n uniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n uniform sampler2D alphaMap;\n#endif";
var metalnessmap_fragment = "float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n vec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n metalnessFactor *= texelMetalness.b;\n#endif";
var metalnessmap_pars_fragment = "#ifdef USE_METALNESSMAP\n uniform sampler2D metalnessMap;\n#endif";
var morphinstance_vertex = "#ifdef USE_INSTANCING_MORPH\n float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n float morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n morphTargetInfluences[i] = texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n }\n#endif";
var morphcolor_vertex = "#if defined( USE_MORPHCOLORS )\n vColor *= morphTargetBaseInfluence;\n for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n #if defined( USE_COLOR_ALPHA )\n if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n #elif defined( USE_COLOR )\n if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n #endif\n }\n#endif";
var morphnormal_vertex = "#ifdef USE_MORPHNORMALS\n objectNormal *= morphTargetBaseInfluence;\n for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n if ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n }\n#endif";
var morphtarget_pars_vertex = "#ifdef USE_MORPHTARGETS\n #ifndef USE_INSTANCING_MORPH\n uniform float morphTargetBaseInfluence;\n uniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n #endif\n uniform sampler2DArray morphTargetsTexture;\n uniform ivec2 morphTargetsTextureSize;\n vec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n int texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n int y = texelIndex / morphTargetsTextureSize.x;\n int x = texelIndex - y * morphTargetsTextureSize.x;\n ivec3 morphUV = ivec3( x, y, morphTargetIndex );\n return texelFetch( morphTargetsTexture, morphUV, 0 );\n }\n#endif";
var morphtarget_vertex = "#ifdef USE_MORPHTARGETS\n transformed *= morphTargetBaseInfluence;\n for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n if ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n }\n#endif";
var normal_fragment_begin = "float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n vec3 fdx = dFdx( vViewPosition );\n vec3 fdy = dFdy( vViewPosition );\n vec3 normal = normalize( cross( fdx, fdy ) );\n#else\n vec3 normal = normalize( vNormal );\n #ifdef DOUBLE_SIDED\n normal *= faceDirection;\n #endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n #ifdef USE_TANGENT\n mat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n #else\n mat3 tbn = getTangentFrame( - vViewPosition, normal,\n #if defined( USE_NORMALMAP )\n vNormalMapUv\n #elif defined( USE_CLEARCOAT_NORMALMAP )\n vClearcoatNormalMapUv\n #else\n vUv\n #endif\n );\n #endif\n #if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n tbn[0] *= faceDirection;\n tbn[1] *= faceDirection;\n #endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n #ifdef USE_TANGENT\n mat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n #else\n mat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n #endif\n #if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n tbn2[0] *= faceDirection;\n tbn2[1] *= faceDirection;\n #endif\n#endif\nvec3 nonPerturbedNormal = normal;";
var normal_fragment_maps = "#ifdef USE_NORMALMAP_OBJECTSPACE\n normal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n #ifdef FLIP_SIDED\n normal = - normal;\n #endif\n #ifdef DOUBLE_SIDED\n normal = normal * faceDirection;\n #endif\n normal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n vec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n mapN.xy *= normalScale;\n normal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n normal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif";
var normal_pars_fragment = "#ifndef FLAT_SHADED\n varying vec3 vNormal;\n #ifdef USE_TANGENT\n varying vec3 vTangent;\n varying vec3 vBitangent;\n #endif\n#endif";
var normal_pars_vertex = "#ifndef FLAT_SHADED\n varying vec3 vNormal;\n #ifdef USE_TANGENT\n varying vec3 vTangent;\n varying vec3 vBitangent;\n #endif\n#endif";
var normal_vertex = "#ifndef FLAT_SHADED\n vNormal = normalize( transformedNormal );\n #ifdef USE_TANGENT\n vTangent = normalize( transformedTangent );\n vBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n #endif\n#endif";
var normalmap_pars_fragment = "#ifdef USE_NORMALMAP\n uniform sampler2D normalMap;\n uniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n uniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n mat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n vec3 q0 = dFdx( eye_pos.xyz );\n vec3 q1 = dFdy( eye_pos.xyz );\n vec2 st0 = dFdx( uv.st );\n vec2 st1 = dFdy( uv.st );\n vec3 N = surf_norm;\n vec3 q1perp = cross( q1, N );\n vec3 q0perp = cross( N, q0 );\n vec3 T = q1perp * st0.x + q0perp * st1.x;\n vec3 B = q1perp * st0.y + q0perp * st1.y;\n float det = max( dot( T, T ), dot( B, B ) );\n float scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n return mat3( T * scale, B * scale, N );\n }\n#endif";
var clearcoat_normal_fragment_begin = "#ifdef USE_CLEARCOAT\n vec3 clearcoatNormal = nonPerturbedNormal;\n#endif";
var clearcoat_normal_fragment_maps = "#ifdef USE_CLEARCOAT_NORMALMAP\n vec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n clearcoatMapN.xy *= clearcoatNormalScale;\n clearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif";
var clearcoat_pars_fragment = "#ifdef USE_CLEARCOATMAP\n uniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n uniform sampler2D clearcoatNormalMap;\n uniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n uniform sampler2D clearcoatRoughnessMap;\n#endif";
var iridescence_pars_fragment = "#ifdef USE_IRIDESCENCEMAP\n uniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n uniform sampler2D iridescenceThicknessMap;\n#endif";
var opaque_fragment = "#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );";
var packing = "vec3 packNormalToRGB( const in vec3 normal ) {\n return normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n return 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n if( v <= 0.0 )\n return vec4( 0., 0., 0., 0. );\n if( v >= 1.0 )\n return vec4( 1., 1., 1., 1. );\n float vuf;\n float af = modf( v * PackFactors.a, vuf );\n float bf = modf( vuf * ShiftRight8, vuf );\n float gf = modf( vuf * ShiftRight8, vuf );\n return vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n if( v <= 0.0 )\n return vec3( 0., 0., 0. );\n if( v >= 1.0 )\n return vec3( 1., 1., 1. );\n float vuf;\n float bf = modf( v * PackFactors.b, vuf );\n float gf = modf( vuf * ShiftRight8, vuf );\n return vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n if( v <= 0.0 )\n return vec2( 0., 0. );\n if( v >= 1.0 )\n return vec2( 1., 1. );\n float vuf;\n float gf = modf( v * 256., vuf );\n return vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n return dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n return dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n return v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in vec2 v ) {\n vec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n return vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( const in vec4 v ) {\n return 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 return ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n return depth * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n return ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n return ( near * far ) / ( ( far - near ) * depth - far );\n}";
var premultiplied_alpha_fragment = "#ifdef PREMULTIPLIED_ALPHA\n gl_FragColor.rgb *= gl_FragColor.a;\n#endif";
var project_vertex = "vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n mvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n mvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;";
var dithering_fragment = "#ifdef DITHERING\n gl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif";
var dithering_pars_fragment = "#ifdef DITHERING\n vec3 dithering( vec3 color ) {\n float grid_position = rand( gl_FragCoord.xy );\n vec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n dither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n return color + dither_shift_RGB;\n }\n#endif";
var roughnessmap_fragment = "float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n vec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n roughnessFactor *= texelRoughness.g;\n#endif";
var roughnessmap_pars_fragment = "#ifdef USE_ROUGHNESSMAP\n uniform sampler2D roughnessMap;\n#endif";
var shadowmap_pars_fragment = "#if NUM_SPOT_LIGHT_COORDS > 0\n varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n uniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n #if NUM_DIR_LIGHT_SHADOWS > 0\n uniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n struct DirectionalLightShadow {\n float shadowIntensity;\n float shadowBias;\n float shadowNormalBias;\n float shadowRadius;\n vec2 shadowMapSize;\n };\n uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n #endif\n #if NUM_SPOT_LIGHT_SHADOWS > 0\n uniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n struct SpotLightShadow {\n float shadowIntensity;\n float shadowBias;\n float shadowNormalBias;\n float shadowRadius;\n vec2 shadowMapSize;\n };\n uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n #endif\n #if NUM_POINT_LIGHT_SHADOWS > 0\n uniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n struct PointLightShadow {\n float shadowIntensity;\n float shadowBias;\n float shadowNormalBias;\n float shadowRadius;\n vec2 shadowMapSize;\n float shadowCameraNear;\n float shadowCameraFar;\n };\n uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n #endif\n float texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n return step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n }\n vec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n return unpackRGBATo2Half( texture2D( shadow, uv ) );\n }\n float VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n float occlusion = 1.0;\n vec2 distribution = texture2DDistribution( shadow, uv );\n float hard_shadow = step( compare , distribution.x );\n if (hard_shadow != 1.0 ) {\n float distance = compare - distribution.x ;\n float variance = max( 0.00000, distribution.y * distribution.y );\n float softness_probability = variance / (variance + distance * distance ); softness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 ); occlusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n }\n return occlusion;\n }\n float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n float shadow = 1.0;\n shadowCoord.xyz /= shadowCoord.w;\n shadowCoord.z += shadowBias;\n bool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n bool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n if ( frustumTest ) {\n #if defined( SHADOWMAP_TYPE_PCF )\n vec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n float dx0 = - texelSize.x * shadowRadius;\n float dy0 = - texelSize.y * shadowRadius;\n float dx1 = + texelSize.x * shadowRadius;\n float dy1 = + texelSize.y * shadowRadius;\n float dx2 = dx0 / 2.0;\n float dy2 = dy0 / 2.0;\n float dx3 = dx1 / 2.0;\n float dy3 = dy1 / 2.0;\n shadow = (\n texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n ) * ( 1.0 / 17.0 );\n #elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n vec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n float dx = texelSize.x;\n float dy = texelSize.y;\n vec2 uv = shadowCoord.xy;\n vec2 f = fract( uv * shadowMapSize + 0.5 );\n uv -= f * texelSize;\n shadow = (\n texture2DCompare( shadowMap, uv, shadowCoord.z ) +\n texture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n texture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n texture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n mix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),\n texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n f.x ) +\n mix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),\n texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n f.x ) +\n mix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),\n texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n f.y ) +\n mix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),\n texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n f.y ) +\n mix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),\n texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n f.x ),\n mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),\n texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n f.x ),\n f.y )\n ) * ( 1.0 / 9.0 );\n #elif defined( SHADOWMAP_TYPE_VSM )\n shadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n #else\n shadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n #endif\n }\n return mix( 1.0, shadow, shadowIntensity );\n }\n vec2 cubeToUV( vec3 v, float texelSizeY ) {\n vec3 absV = abs( v );\n float scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n absV *= scaleToCube;\n v *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n vec2 planar = v.xy;\n float almostATexel = 1.5 * texelSizeY;\n float almostOne = 1.0 - almostATexel;\n if ( absV.z >= almostOne ) {\n if ( v.z > 0.0 )\n planar.x = 4.0 - v.x;\n } else if ( absV.x >= almostOne ) {\n float signX = sign( v.x );\n planar.x = v.z * signX + 2.0 * signX;\n } else if ( absV.y >= almostOne ) {\n float signY = sign( v.y );\n planar.x = v.x + 2.0 * signY + 2.0;\n planar.y = v.z * signY - 2.0;\n }\n return vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n }\n float getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n float shadow = 1.0;\n vec3 lightToPosition = shadowCoord.xyz;\n \n float lightToPositionLength = length( lightToPosition );\n if ( lightToPositionLength - shadowCameraFar <= 0.0 && lightToPositionLength - shadowCameraNear >= 0.0 ) {\n float dp = ( lightToPositionLength - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear ); dp += shadowBias;\n vec3 bd3D = normalize( lightToPosition );\n vec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n #if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n vec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n shadow = (\n texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n ) * ( 1.0 / 9.0 );\n #else\n shadow = texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n #endif\n }\n return mix( 1.0, shadow, shadowIntensity );\n }\n#endif";
var shadowmap_pars_vertex = "#if NUM_SPOT_LIGHT_COORDS > 0\n uniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n #if NUM_DIR_LIGHT_SHADOWS > 0\n uniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n struct DirectionalLightShadow {\n float shadowIntensity;\n float shadowBias;\n float shadowNormalBias;\n float shadowRadius;\n vec2 shadowMapSize;\n };\n uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n #endif\n #if NUM_SPOT_LIGHT_SHADOWS > 0\n struct SpotLightShadow {\n float shadowIntensity;\n float shadowBias;\n float shadowNormalBias;\n float shadowRadius;\n vec2 shadowMapSize;\n };\n uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n #endif\n #if NUM_POINT_LIGHT_SHADOWS > 0\n uniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n struct PointLightShadow {\n float shadowIntensity;\n float shadowBias;\n float shadowNormalBias;\n float shadowRadius;\n vec2 shadowMapSize;\n float shadowCameraNear;\n float shadowCameraFar;\n };\n uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n #endif\n#endif";
var shadowmap_vertex = "#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n vec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n vec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n #if NUM_DIR_LIGHT_SHADOWS > 0\n #pragma unroll_loop_start\n for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n vDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n }\n #pragma unroll_loop_end\n #endif\n #if NUM_POINT_LIGHT_SHADOWS > 0\n #pragma unroll_loop_start\n for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n vPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n }\n #pragma unroll_loop_end\n #endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n #pragma unroll_loop_start\n for ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n shadowWorldPosition = worldPosition;\n #if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n shadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n #endif\n vSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n }\n #pragma unroll_loop_end\n#endif";
var shadowmask_pars_fragment = "float getShadowMask() {\n float shadow = 1.0;\n #ifdef USE_SHADOWMAP\n #if NUM_DIR_LIGHT_SHADOWS > 0\n DirectionalLightShadow directionalLight;\n #pragma unroll_loop_start\n for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n directionalLight = directionalLightShadows[ i ];\n shadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n }\n #pragma unroll_loop_end\n #endif\n #if NUM_SPOT_LIGHT_SHADOWS > 0\n SpotLightShadow spotLight;\n #pragma unroll_loop_start\n for ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n spotLight = spotLightShadows[ i ];\n shadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n }\n #pragma unroll_loop_end\n #endif\n #if NUM_POINT_LIGHT_SHADOWS > 0\n PointLightShadow pointLight;\n #pragma unroll_loop_start\n for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n pointLight = pointLightShadows[ i ];\n shadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n }\n #pragma unroll_loop_end\n #endif\n #endif\n return shadow;\n}";
var skinbase_vertex = "#ifdef USE_SKINNING\n mat4 boneMatX = getBoneMatrix( skinIndex.x );\n mat4 boneMatY = getBoneMatrix( skinIndex.y );\n mat4 boneMatZ = getBoneMatrix( skinIndex.z );\n mat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif";
var skinning_pars_vertex = "#ifdef USE_SKINNING\n uniform mat4 bindMatrix;\n uniform mat4 bindMatrixInverse;\n uniform highp sampler2D boneTexture;\n mat4 getBoneMatrix( const in float i ) {\n int size = textureSize( boneTexture, 0 ).x;\n int j = int( i ) * 4;\n int x = j % size;\n int y = j / size;\n vec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n vec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n vec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n vec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n return mat4( v1, v2, v3, v4 );\n }\n#endif";
var skinning_vertex = "#ifdef USE_SKINNING\n vec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n vec4 skinned = vec4( 0.0 );\n skinned += boneMatX * skinVertex * skinWeight.x;\n skinned += boneMatY * skinVertex * skinWeight.y;\n skinned += boneMatZ * skinVertex * skinWeight.z;\n skinned += boneMatW * skinVertex * skinWeight.w;\n transformed = ( bindMatrixInverse * skinned ).xyz;\n#endif";
var skinnormal_vertex = "#ifdef USE_SKINNING\n mat4 skinMatrix = mat4( 0.0 );\n skinMatrix += skinWeight.x * boneMatX;\n skinMatrix += skinWeight.y * boneMatY;\n skinMatrix += skinWeight.z * boneMatZ;\n skinMatrix += skinWeight.w * boneMatW;\n skinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n objectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n #ifdef USE_TANGENT\n objectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n #endif\n#endif";
var specularmap_fragment = "float specularStrength;\n#ifdef USE_SPECULARMAP\n vec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n specularStrength = texelSpecular.r;\n#else\n specularStrength = 1.0;\n#endif";
var specularmap_pars_fragment = "#ifdef USE_SPECULARMAP\n uniform sampler2D specularMap;\n#endif";
var tonemapping_fragment = "#if defined( TONE_MAPPING )\n gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif";
var 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 return saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n color *= toneMappingExposure;\n return saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( vec3 color ) {\n color *= toneMappingExposure;\n color = max( vec3( 0.0 ), color - 0.004 );\n return pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n vec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n vec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n return a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n const mat3 ACESInputMat = mat3(\n vec3( 0.59719, 0.07600, 0.02840 ), vec3( 0.35458, 0.90834, 0.13383 ),\n vec3( 0.04823, 0.01566, 0.83777 )\n );\n const mat3 ACESOutputMat = mat3(\n vec3( 1.60475, -0.10208, -0.00327 ), vec3( -0.53108, 1.10813, -0.07276 ),\n vec3( -0.07367, -0.00605, 1.07602 )\n );\n color *= toneMappingExposure / 0.6;\n color = ACESInputMat * color;\n color = RRTAndODTFit( color );\n color = ACESOutputMat * color;\n return saturate( color );\n}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n vec3( 1.6605, - 0.1246, - 0.0182 ),\n vec3( - 0.5876, 1.1329, - 0.1006 ),\n vec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n vec3( 0.6274, 0.0691, 0.0164 ),\n vec3( 0.3293, 0.9195, 0.0880 ),\n vec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n vec3 x2 = x * x;\n vec3 x4 = x2 * x2;\n return + 15.5 * x4 * x2\n - 40.14 * x4 * x\n + 31.96 * x4\n - 6.868 * x2 * x\n + 0.4298 * x2\n + 0.1191 * x\n - 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n const mat3 AgXInsetMatrix = mat3(\n vec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n vec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n vec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n );\n const mat3 AgXOutsetMatrix = mat3(\n vec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n vec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n vec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n );\n const float AgxMinEv = - 12.47393; const float AgxMaxEv = 4.026069;\n color *= toneMappingExposure;\n color = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n color = AgXInsetMatrix * color;\n color = max( color, 1e-10 ); color = log2( color );\n color = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n color = clamp( color, 0.0, 1.0 );\n color = agxDefaultContrastApprox( color );\n color = AgXOutsetMatrix * color;\n color = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n color = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n color = clamp( color, 0.0, 1.0 );\n return color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n const float StartCompression = 0.8 - 0.04;\n const float Desaturation = 0.15;\n color *= toneMappingExposure;\n float x = min( color.r, min( color.g, color.b ) );\n float offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n color -= offset;\n float peak = max( color.r, max( color.g, color.b ) );\n if ( peak < StartCompression ) return color;\n float d = 1. - StartCompression;\n float newPeak = 1. - d * d / ( peak + d - StartCompression );\n color *= newPeak / peak;\n float g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n return mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }";
var transmission_fragment = "#ifdef USE_TRANSMISSION\n material.transmission = transmission;\n material.transmissionAlpha = 1.0;\n material.thickness = thickness;\n material.attenuationDistance = attenuationDistance;\n material.attenuationColor = attenuationColor;\n #ifdef USE_TRANSMISSIONMAP\n material.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n #endif\n #ifdef USE_THICKNESSMAP\n material.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n #endif\n vec3 pos = vWorldPosition;\n vec3 v = normalize( cameraPosition - pos );\n vec3 n = inverseTransformDirection( normal, viewMatrix );\n vec4 transmitted = getIBLVolumeRefraction(\n n, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,\n pos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n material.attenuationColor, material.attenuationDistance );\n material.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n totalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif";
var transmission_pars_fragment = "#ifdef USE_TRANSMISSION\n uniform float transmission;\n uniform float thickness;\n uniform float attenuationDistance;\n uniform vec3 attenuationColor;\n #ifdef USE_TRANSMISSIONMAP\n uniform sampler2D transmissionMap;\n #endif\n #ifdef USE_THICKNESSMAP\n uniform sampler2D thicknessMap;\n #endif\n uniform vec2 transmissionSamplerSize;\n uniform sampler2D transmissionSamplerMap;\n uniform mat4 modelMatrix;\n uniform mat4 projectionMatrix;\n varying vec3 vWorldPosition;\n float w0( float a ) {\n return ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n }\n float w1( float a ) {\n return ( 1.0 / 6.0 ) * ( a * a * ( 3.0 * a - 6.0 ) + 4.0 );\n }\n float w2( float a ){\n return ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n }\n float w3( float a ) {\n return ( 1.0 / 6.0 ) * ( a * a * a );\n }\n float g0( float a ) {\n return w0( a ) + w1( a );\n }\n float g1( float a ) {\n return w2( a ) + w3( a );\n }\n float h0( float a ) {\n return - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n }\n float h1( float a ) {\n return 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n }\n vec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n uv = uv * texelSize.zw + 0.5;\n vec2 iuv = floor( uv );\n vec2 fuv = fract( uv );\n float g0x = g0( fuv.x );\n float g1x = g1( fuv.x );\n float h0x = h0( fuv.x );\n float h1x = h1( fuv.x );\n float h0y = h0( fuv.y );\n float h1y = h1( fuv.y );\n vec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n vec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n vec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n vec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n return g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n g1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n }\n vec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n vec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n vec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n vec2 fLodSizeInv = 1.0 / fLodSize;\n vec2 cLodSizeInv = 1.0 / cLodSize;\n vec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n vec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n return mix( fSample, cSample, fract( lod ) );\n }\n vec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n vec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n vec3 modelScale;\n modelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n modelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n modelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n return normalize( refractionVector ) * thickness * modelScale;\n }\n float applyIorToRoughness( const in float roughness, const in float ior ) {\n return roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n }\n vec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n float lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n return textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n }\n vec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n if ( isinf( attenuationDistance ) ) {\n return vec3( 1.0 );\n } else {\n vec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n vec3 transmittance = exp( - attenuationCoefficient * transmissionDistance ); return transmittance;\n }\n }\n vec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n const in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n const in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n const in vec3 attenuationColor, const in float attenuationDistance ) {\n vec4 transmittedLight;\n vec3 transmittance;\n #ifdef USE_DISPERSION\n float halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n vec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n for ( int i = 0; i < 3; i ++ ) {\n vec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n vec3 refractedRayExit = position + transmissionRay;\n \n vec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n vec2 refractionCoords = ndcPos.xy / ndcPos.w;\n refractionCoords += 1.0;\n refractionCoords /= 2.0;\n \n vec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n transmittedLight[ i ] = transmissionSample[ i ];\n transmittedLight.a += transmissionSample.a;\n transmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n }\n transmittedLight.a /= 3.0;\n \n #else\n \n vec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n vec3 refractedRayExit = position + transmissionRay;\n vec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n vec2 refractionCoords = ndcPos.xy / ndcPos.w;\n refractionCoords += 1.0;\n refractionCoords /= 2.0;\n transmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n transmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n \n #endif\n vec3 attenuatedColor = transmittance * transmittedLight.rgb;\n vec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n float transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n return vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n }\n#endif";
var uv_pars_fragment = "#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n varying vec2 vUv;\n#endif\n#ifdef USE_MAP\n varying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n varying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n varying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n varying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n varying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n varying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n varying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n varying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n varying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n varying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n varying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n varying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n varying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n varying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n varying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n varying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n varying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n varying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n varying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n varying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n uniform mat3 transmissionMapTransform;\n varying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n uniform mat3 thicknessMapTransform;\n varying vec2 vThicknessMapUv;\n#endif";
var uv_pars_vertex = "#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n varying vec2 vUv;\n#endif\n#ifdef USE_MAP\n uniform mat3 mapTransform;\n varying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n uniform mat3 alphaMapTransform;\n varying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n uniform mat3 lightMapTransform;\n varying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n uniform mat3 aoMapTransform;\n varying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n uniform mat3 bumpMapTransform;\n varying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n uniform mat3 normalMapTransform;\n varying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n uniform mat3 displacementMapTransform;\n varying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n uniform mat3 emissiveMapTransform;\n varying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n uniform mat3 metalnessMapTransform;\n varying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n uniform mat3 roughnessMapTransform;\n varying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n uniform mat3 anisotropyMapTransform;\n varying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n uniform mat3 clearcoatMapTransform;\n varying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n uniform mat3 clearcoatNormalMapTransform;\n varying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n uniform mat3 clearcoatRoughnessMapTransform;\n varying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n uniform mat3 sheenColorMapTransform;\n varying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n uniform mat3 sheenRoughnessMapTransform;\n varying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n uniform mat3 iridescenceMapTransform;\n varying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n uniform mat3 iridescenceThicknessMapTransform;\n varying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n uniform mat3 specularMapTransform;\n varying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n uniform mat3 specularColorMapTransform;\n varying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n uniform mat3 specularIntensityMapTransform;\n varying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n uniform mat3 transmissionMapTransform;\n varying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n uniform mat3 thicknessMapTransform;\n varying vec2 vThicknessMapUv;\n#endif";
var uv_vertex = "#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n vUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n vMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n vAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n vLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n vAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n vBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n vNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n vDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n vEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n vMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n vRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n vAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n vClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n vClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n vClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n vIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n vIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n vSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n vSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n vSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n vSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n vSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n vTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n vThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif";
var worldpos_vertex = "#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n vec4 worldPosition = vec4( transformed, 1.0 );\n #ifdef USE_BATCHING\n worldPosition = batchingMatrix * worldPosition;\n #endif\n #ifdef USE_INSTANCING\n worldPosition = instanceMatrix * worldPosition;\n #endif\n worldPosition = modelMatrix * worldPosition;\n#endif";
const vertex$h = "varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n vUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n gl_Position = vec4( position.xy, 1.0, 1.0 );\n}";
const fragment$h = "uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n vec4 texColor = texture2D( t2D, vUv );\n #ifdef DECODE_VIDEO_TEXTURE\n texColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n #endif\n texColor.rgb *= backgroundIntensity;\n gl_FragColor = texColor;\n #include <tonemapping_fragment>\n #include <colorspace_fragment>\n}";
const vertex$g = "varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n vWorldDirection = transformDirection( position, modelMatrix );\n #include <begin_vertex>\n #include <project_vertex>\n gl_Position.z = gl_Position.w;\n}";
const fragment$g = "#ifdef ENVMAP_TYPE_CUBE\n uniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n uniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n #ifdef ENVMAP_TYPE_CUBE\n vec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n #elif defined( ENVMAP_TYPE_CUBE_UV )\n vec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n #else\n vec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n #endif\n texColor.rgb *= backgroundIntensity;\n gl_FragColor = texColor;\n #include <tonemapping_fragment>\n #include <colorspace_fragment>\n}";
const vertex$f = "varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n vWorldDirection = transformDirection( position, modelMatrix );\n #include <begin_vertex>\n #include <project_vertex>\n gl_Position.z = gl_Position.w;\n}";
const fragment$f = "uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n vec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n gl_FragColor = texColor;\n gl_FragColor.a *= opacity;\n #include <tonemapping_fragment>\n #include <colorspace_fragment>\n}";
const vertex$e = "#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n #include <uv_vertex>\n #include <batching_vertex>\n #include <skinbase_vertex>\n #include <morphinstance_vertex>\n #ifdef USE_DISPLACEMENTMAP\n #include <beginnormal_vertex>\n #include <morphnormal_vertex>\n #include <skinnormal_vertex>\n #endif\n #include <begin_vertex>\n #include <morphtarget_vertex>\n #include <skinning_vertex>\n #include <displacementmap_vertex>\n #include <project_vertex>\n #include <logdepthbuf_vertex>\n #include <clipping_planes_vertex>\n vHighPrecisionZW = gl_Position.zw;\n}";
const fragment$e = "#if DEPTH_PACKING == 3200\n uniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n vec4 diffuseColor = vec4( 1.0 );\n #include <clipping_planes_fragment>\n #if DEPTH_PACKING == 3200\n diffuseColor.a = opacity;\n #endif\n #include <map_fragment>\n #include <alphamap_fragment>\n #include <alphatest_fragment>\n #include <alphahash_fragment>\n #include <logdepthbuf_fragment>\n float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n #if DEPTH_PACKING == 3200\n gl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n #elif DEPTH_PACKING == 3201\n gl_FragColor = packDepthToRGBA( fragCoordZ );\n #elif DEPTH_PACKING == 3202\n gl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n #elif DEPTH_PACKING == 3203\n gl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n #endif\n}";
const vertex$d = "#define DISTANCE\nvarying vec3 vWorldPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n #include <uv_vertex>\n #include <batching_vertex>\n #include <skinbase_vertex>\n #include <morphinstance_vertex>\n #ifdef USE_DISPLACEMENTMAP\n #include <beginnormal_vertex>\n #include <morphnormal_vertex>\n #include <skinnormal_vertex>\n #endif\n #include <begin_vertex>\n #include <morphtarget_vertex>\n #include <skinning_vertex>\n #include <displacementmap_vertex>\n #include <project_vertex>\n #include <worldpos_vertex>\n #include <clipping_planes_vertex>\n vWorldPosition = worldPosition.xyz;\n}";
const fragment$d = "#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n vec4 diffuseColor = vec4( 1.0 );\n #include <clipping_planes_fragment>\n #include <map_fragment>\n #include <alphamap_fragment>\n #include <alphatest_fragment>\n #include <alphahash_fragment>\n float dist = length( vWorldPosition - referencePosition );\n dist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n dist = saturate( dist );\n gl_FragColor = packDepthToRGBA( dist );\n}";
const vertex$c = "varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n vWorldDirection = transformDirection( position, modelMatrix );\n #include <begin_vertex>\n #include <project_vertex>\n}";
const fragment$c = "uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n vec3 direction = normalize( vWorldDirection );\n vec2 sampleUV = equirectUv( direction );\n gl_FragColor = texture2D( tEquirect, sampleUV );\n #include <tonemapping_fragment>\n #include <colorspace_fragment>\n}";
const vertex$b = "uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n vLineDistance = scale * lineDistance;\n #include <uv_vertex>\n #include <color_vertex>\n #include <morphinstance_vertex>\n #include <morphcolor_vertex>\n #include <begin_vertex>\n #include <morphtarget_vertex>\n #include <project_vertex>\n #include <logdepthbuf_vertex>\n #include <clipping_planes_vertex>\n #include <fog_vertex>\n}";
const fragment$b = "uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n vec4 diffuseColor = vec4( diffuse, opacity );\n #include <clipping_planes_fragment>\n if ( mod( vLineDistance, totalSize ) > dashSize ) {\n discard;\n }\n vec3 outgoingLight = vec3( 0.0 );\n #include <logdepthbuf_fragment>\n #include <map_fragment>\n #include <color_fragment>\n outgoingLight = diffuseColor.rgb;\n #include <opaque_fragment>\n #include <tonemapping_fragment>\n #include <colorspace_fragment>\n #include <fog_fragment>\n #include <premultiplied_alpha_fragment>\n}";
const vertex$a = "#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n #include <uv_vertex>\n #include <color_vertex>\n #include <morphinstance_vertex>\n #include <morphcolor_vertex>\n #include <batching_vertex>\n #if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n #include <beginnormal_vertex>\n #include <morphnormal_vertex>\n #include <skinbase_vertex>\n #include <skinnormal_vertex>\n #include <defaultnormal_vertex>\n #endif\n #include <begin_vertex>\n #include <morphtarget_vertex>\n #include <skinning_vertex>\n #include <project_vertex>\n #include <logdepthbuf_vertex>\n #include <clipping_planes_vertex>\n #include <worldpos_vertex>\n #include <envmap_vertex>\n #include <fog_vertex>\n}";
const fragment$a = "uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n varying vec3 vNormal;\n#endif\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n vec4 diffuseColor = vec4( diffuse, opacity );\n #include <clipping_planes_fragment>\n #include <logdepthbuf_fragment>\n #include <map_fragment>\n #include <color_fragment>\n #include <alphamap_fragment>\n #include <alphatest_fragment>\n #include <alphahash_fragment>\n #include <specularmap_fragment>\n ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n #ifdef USE_LIGHTMAP\n vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n reflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n #else\n reflectedLight.indirectDiffuse += vec3( 1.0 );\n #endif\n #include <aomap_fragment>\n reflectedLight.indirectDiffuse *= diffuseColor.rgb;\n vec3 outgoingLight = reflectedLight.indirectDiffuse;\n #include <envmap_fragment>\n #include <opaque_fragment>\n #include <tonemapping_fragment>\n #include <colorspace_fragment>\n #include <fog_fragment>\n #include <premultiplied_alpha_fragment>\n #include <dithering_fragment>\n}";
const vertex$9 = "#define LAMBERT\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n #include <uv_vertex>\n #include <color_vertex>\n #include <morphinstance_vertex>\n #include <morphcolor_vertex>\n #include <batching_vertex>\n #include <beginnormal_vertex>\n #include <morphnormal_vertex>\n #include <skinbase_vertex>\n #include <skinnormal_vertex>\n #include <defaultnormal_vertex>\n #include <normal_vertex>\n #include <begin_vertex>\n #include <morphtarget_vertex>\n #include <skinning_vertex>\n #include <displacementmap_vertex>\n #include <project_vertex>\n #include <logdepthbuf_vertex>\n #include <clipping_planes_vertex>\n vViewPosition = - mvPosition.xyz;\n #include <worldpos_vertex>\n #include <envmap_vertex>\n #include <shadowmap_vertex>\n #include <fog_vertex>\n}";
const fragment$9 = "#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_lambert_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n vec4 diffuseColor = vec4( diffuse, opacity );\n #include <clipping_planes_fragment>\n ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n vec3 totalEmissiveRadiance = emissive;\n #include <logdepthbuf_fragment>\n #include <map_fragment>\n #include <color_fragment>\n #include <alphamap_fragment>\n #include <alphatest_fragment>\n #include <alphahash_fragment>\n #include <specularmap_fragment>\n #include <normal_fragment_begin>\n #include <normal_fragment_maps>\n #include <emissivemap_fragment>\n #include <lights_lambert_fragment>\n #include <lights_fragment_begin>\n #include <lights_fragment_maps>\n #include <lights_fragment_end>\n #include <aomap_fragment>\n vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n #include <envmap_fragment>\n #include <opaque_fragment>\n #include <tonemapping_fragment>\n #include <colorspace_fragment>\n #include <fog_fragment>\n #include <premultiplied_alpha_fragment>\n #include <dithering_fragment>\n}";
const vertex$8 = "#define MATCAP\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n #include <uv_vertex>\n #include <color_vertex>\n #include <morphinstance_vertex>\n #include <morphcolor_vertex>\n #include <batching_vertex>\n #include <beginnormal_vertex>\n #include <morphnormal_vertex>\n #include <skinbase_vertex>\n #include <skinnormal_vertex>\n #include <defaultnormal_vertex>\n #include <normal_vertex>\n #include <begin_vertex>\n #include <morphtarget_vertex>\n #include <skinning_vertex>\n #include <displacementmap_vertex>\n #include <project_vertex>\n #include <logdepthbuf_vertex>\n #include <clipping_planes_vertex>\n #include <fog_vertex>\n vViewPosition = - mvPosition.xyz;\n}";
const fragment$8 = "#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n vec4 diffuseColor = vec4( diffuse, opacity );\n #include <clipping_planes_fragment>\n #include <logdepthbuf_fragment>\n #include <map_fragment>\n #include <color_fragment>\n #include <alphamap_fragment>\n #include <alphatest_fragment>\n #include <alphahash_fragment>\n #include <normal_fragment_begin>\n #include <normal_fragment_maps>\n vec3 viewDir = normalize( vViewPosition );\n vec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n vec3 y = cross( viewDir, x );\n vec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n #ifdef USE_MATCAP\n vec4 matcapColor = texture2D( matcap, uv );\n #else\n vec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n #endif\n vec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n #include <opaque_fragment>\n #include <tonemapping_fragment>\n #include <colorspace_fragment>\n #include <fog_fragment>\n #include <premultiplied_alpha_fragment>\n #include <dithering_fragment>\n}";
const vertex$7 = "#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n varying vec3 vViewPosition;\n#endif\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n #include <uv_vertex>\n #include <batching_vertex>\n #include <beginnormal_vertex>\n #include <morphinstance_vertex>\n #include <morphnormal_vertex>\n #include <skinbase_vertex>\n #include <skinnormal_vertex>\n #include <defaultnormal_vertex>\n #include <normal_vertex>\n #include <begin_vertex>\n #include <morphtarget_vertex>\n #include <skinning_vertex>\n #include <displacementmap_vertex>\n #include <project_vertex>\n #include <logdepthbuf_vertex>\n #include <clipping_planes_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n vViewPosition = - mvPosition.xyz;\n#endif\n}";
const fragment$7 = "#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n varying vec3 vViewPosition;\n#endif\n#include <packing>\n#include <uv_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n vec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n #include <clipping_planes_fragment>\n #include <logdepthbuf_fragment>\n #include <normal_fragment_begin>\n #include <normal_fragment_maps>\n gl_FragColor = vec4( packNormalToRGB( normal ), diffuseColor.a );\n #ifdef OPAQUE\n gl_FragColor.a = 1.0;\n #endif\n}";
const vertex$6 = "#define PHONG\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n #include <uv_vertex>\n #include <color_vertex>\n #include <morphcolor_vertex>\n #include <batching_vertex>\n #include <beginnormal_vertex>\n #include <morphinstance_vertex>\n #include <morphnormal_vertex>\n #include <skinbase_vertex>\n #include <skinnormal_vertex>\n #include <defaultnormal_vertex>\n #include <normal_vertex>\n #include <begin_vertex>\n #include <morphtarget_vertex>\n #include <skinning_vertex>\n #include <displacementmap_vertex>\n #include <project_vertex>\n #include <logdepthbuf_vertex>\n #include <clipping_planes_vertex>\n vViewPosition = - mvPosition.xyz;\n #include <worldpos_vertex>\n #include <envmap_vertex>\n #include <shadowmap_vertex>\n #include <fog_vertex>\n}";
const fragment$6 = "#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n vec4 diffuseColor = vec4( diffuse, opacity );\n #include <clipping_planes_fragment>\n ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n vec3 totalEmissiveRadiance = emissive;\n #include <logdepthbuf_fragment>\n #include <map_fragment>\n #include <color_fragment>\n #include <alphamap_fragment>\n #include <alphatest_fragment>\n #include <alphahash_fragment>\n #include <specularmap_fragment>\n #include <normal_fragment_begin>\n #include <normal_fragment_maps>\n #include <emissivemap_fragment>\n #include <lights_phong_fragment>\n #include <lights_fragment_begin>\n #include <lights_fragment_maps>\n #include <lights_fragment_end>\n #include <aomap_fragment>\n vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n #include <envmap_fragment>\n #include <opaque_fragment>\n #include <tonemapping_fragment>\n #include <colorspace_fragment>\n #include <fog_fragment>\n #include <premultiplied_alpha_fragment>\n #include <dithering_fragment>\n}";
const vertex$5 = "#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n varying vec3 vWorldPosition;\n#endif\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n #include <uv_vertex>\n #include <color_vertex>\n #include <morphinstance_vertex>\n #include <morphcolor_vertex>\n #include <batching_vertex>\n #include <beginnormal_vertex>\n #include <morphnormal_vertex>\n #include <skinbase_vertex>\n #include <skinnormal_vertex>\n #include <defaultnormal_vertex>\n #include <normal_vertex>\n #include <begin_vertex>\n #include <morphtarget_vertex>\n #include <skinning_vertex>\n #include <displacementmap_vertex>\n #include <project_vertex>\n #include <logdepthbuf_vertex>\n #include <clipping_planes_vertex>\n vViewPosition = - mvPosition.xyz;\n #include <worldpos_vertex>\n #include <shadowmap_vertex>\n #include <fog_vertex>\n#ifdef USE_TRANSMISSION\n vWorldPosition = worldPosition.xyz;\n#endif\n}";
const fragment$5 = "#define STANDARD\n#ifdef PHYSICAL\n #define IOR\n #define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n uniform float ior;\n#endif\n#ifdef USE_SPECULAR\n uniform float specularIntensity;\n uniform vec3 specularColor;\n #ifdef USE_SPECULAR_COLORMAP\n uniform sampler2D specularColorMap;\n #endif\n #ifdef USE_SPECULAR_INTENSITYMAP\n uniform sampler2D specularIntensityMap;\n #endif\n#endif\n#ifdef USE_CLEARCOAT\n uniform float clearcoat;\n uniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n uniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n uniform float iridescence;\n uniform float iridescenceIOR;\n uniform float iridescenceThicknessMinimum;\n uniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n uniform vec3 sheenColor;\n uniform float sheenRoughness;\n #ifdef USE_SHEEN_COLORMAP\n uniform sampler2D sheenColorMap;\n #endif\n #ifdef USE_SHEEN_ROUGHNESSMAP\n uniform sampler2D sheenRoughnessMap;\n #endif\n#endif\n#ifdef USE_ANISOTROPY\n uniform vec2 anisotropyVector;\n #ifdef USE_ANISOTROPYMAP\n uniform sampler2D anisotropyMap;\n #endif\n#endif\nvarying vec3 vViewPosition;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <iridescence_fragment>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_physical_pars_fragment>\n#include <transmission_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_pars_fragment>\n#include <iridescence_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n vec4 diffuseColor = vec4( diffuse, opacity );\n #include <clipping_planes_fragment>\n ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n vec3 totalEmissiveRadiance = emissive;\n #include <logdepthbuf_fragment>\n #include <map_fragment>\n #include <color_fragment>\n #include <alphamap_fragment>\n #include <alphatest_fragment>\n #include <alphahash_fragment>\n #include <roughnessmap_fragment>\n #include <metalnessmap_fragment>\n #include <normal_fragment_begin>\n #include <normal_fragment_maps>\n #include <clearcoat_normal_fragment_begin>\n #include <clearcoat_normal_fragment_maps>\n #include <emissivemap_fragment>\n #include <lights_physical_fragment>\n #include <lights_fragment_begin>\n #include <lights_fragment_maps>\n #include <lights_fragment_end>\n #include <aomap_fragment>\n vec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n vec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n #include <transmission_fragment>\n vec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n #ifdef USE_SHEEN\n float sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );\n outgoingLight = outgoingLight * sheenEnergyComp + sheenSpecularDirect + sheenSpecularIndirect;\n #endif\n #ifdef USE_CLEARCOAT\n float dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n vec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n outgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n #endif\n #include <opaque_fragment>\n #include <tonemapping_fragment>\n #include <colorspace_fragment>\n #include <fog_fragment>\n #include <premultiplied_alpha_fragment>\n #include <dithering_fragment>\n}";
const vertex$4 = "#define TOON\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n #include <uv_vertex>\n #include <color_vertex>\n #include <morphinstance_vertex>\n #include <morphcolor_vertex>\n #include <batching_vertex>\n #include <beginnormal_vertex>\n #include <morphnormal_vertex>\n #include <skinbase_vertex>\n #include <skinnormal_vertex>\n #include <defaultnormal_vertex>\n #include <normal_vertex>\n #include <begin_vertex>\n #include <morphtarget_vertex>\n #include <skinning_vertex>\n #include <displacementmap_vertex>\n #include <project_vertex>\n #include <logdepthbuf_vertex>\n #include <clipping_planes_vertex>\n vViewPosition = - mvPosition.xyz;\n #include <worldpos_vertex>\n #include <shadowmap_vertex>\n #include <fog_vertex>\n}";
const fragment$4 = "#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_toon_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n vec4 diffuseColor = vec4( diffuse, opacity );\n #include <clipping_planes_fragment>\n ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n vec3 totalEmissiveRadiance = emissive;\n #include <logdepthbuf_fragment>\n #include <map_fragment>\n #include <color_fragment>\n #include <alphamap_fragment>\n #include <alphatest_fragment>\n #include <alphahash_fragment>\n #include <normal_fragment_begin>\n #include <normal_fragment_maps>\n #include <emissivemap_fragment>\n #include <lights_toon_fragment>\n #include <lights_fragment_begin>\n #include <lights_fragment_maps>\n #include <lights_fragment_end>\n #include <aomap_fragment>\n vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n #include <opaque_fragment>\n #include <tonemapping_fragment>\n #include <colorspace_fragment>\n #include <fog_fragment>\n #include <premultiplied_alpha_fragment>\n #include <dithering_fragment>\n}";
const vertex$3 = "uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\n#ifdef USE_POINTS_UV\n varying vec2 vUv;\n uniform mat3 uvTransform;\n#endif\nvoid main() {\n #ifdef USE_POINTS_UV\n vUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n #endif\n #include <color_vertex>\n #include <morphinstance_vertex>\n #include <morphcolor_vertex>\n #include <begin_vertex>\n #include <morphtarget_vertex>\n #include <project_vertex>\n gl_PointSize = size;\n #ifdef USE_SIZEATTENUATION\n bool isPerspective = isPerspectiveMatrix( projectionMatrix );\n if ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n #endif\n #include <logdepthbuf_vertex>\n #include <clipping_planes_vertex>\n #include <worldpos_vertex>\n #include <fog_vertex>\n}";
const fragment$3 = "uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n vec4 diffuseColor = vec4( diffuse, opacity );\n #include <clipping_planes_fragment>\n vec3 outgoingLight = vec3( 0.0 );\n #include <logdepthbuf_fragment>\n #include <map_particle_fragment>\n #include <color_fragment>\n #include <alphatest_fragment>\n #include <alphahash_fragment>\n outgoingLight = diffuseColor.rgb;\n #include <opaque_fragment>\n #include <tonemapping_fragment>\n #include <colorspace_fragment>\n #include <fog_fragment>\n #include <premultiplied_alpha_fragment>\n}";
const vertex$2 = "#include <common>\n#include <batching_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n #include <batching_vertex>\n #include <beginnormal_vertex>\n #include <morphinstance_vertex>\n #include <morphnormal_vertex>\n #include <skinbase_vertex>\n #include <skinnormal_vertex>\n #include <defaultnormal_vertex>\n #include <begin_vertex>\n #include <morphtarget_vertex>\n #include <skinning_vertex>\n #include <project_vertex>\n #include <logdepthbuf_vertex>\n #include <worldpos_vertex>\n #include <shadowmap_vertex>\n #include <fog_vertex>\n}";
const fragment$2 = "uniform vec3 color;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <logdepthbuf_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n #include <logdepthbuf_fragment>\n gl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n #include <tonemapping_fragment>\n #include <colorspace_fragment>\n #include <fog_fragment>\n}";
const vertex$1 = "uniform float rotation;\nuniform vec2 center;\n#include <common>\n#include <uv_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n #include <uv_vertex>\n vec4 mvPosition = modelViewMatrix[ 3 ];\n vec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) );\n #ifndef USE_SIZEATTENUATION\n bool isPerspective = isPerspectiveMatrix( projectionMatrix );\n if ( isPerspective ) scale *= - mvPosition.z;\n #endif\n vec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n vec2 rotatedPosition;\n rotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n rotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n mvPosition.xy += rotatedPosition;\n gl_Position = projectionMatrix * mvPosition;\n #include <logdepthbuf_vertex>\n #include <clipping_planes_vertex>\n #include <fog_vertex>\n}";
const fragment$1 = "uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n vec4 diffuseColor = vec4( diffuse, opacity );\n #include <clipping_planes_fragment>\n vec3 outgoingLight = vec3( 0.0 );\n #include <logdepthbuf_fragment>\n #include <map_fragment>\n #include <alphamap_fragment>\n #include <alphatest_fragment>\n #include <alphahash_fragment>\n outgoingLight = diffuseColor.rgb;\n #include <opaque_fragment>\n #include <tonemapping_fragment>\n #include <colorspace_fragment>\n #include <fog_fragment>\n}";
const ShaderChunk = {
alphahash_fragment,
alphahash_pars_fragment,
alphamap_fragment,
alphamap_pars_fragment,
alphatest_fragment,
alphatest_pars_fragment,
aomap_fragment,
aomap_pars_fragment,
batching_pars_vertex,
batching_vertex,
begin_vertex,
beginnormal_vertex,
bsdfs,
iridescence_fragment,
bumpmap_pars_fragment,
clipping_planes_fragment,
clipping_planes_pars_fragment,
clipping_planes_pars_vertex,
clipping_planes_vertex,
color_fragment,
color_pars_fragment,
color_pars_vertex,
color_vertex,
common,
cube_uv_reflection_fragment,
defaultnormal_vertex,
displacementmap_pars_vertex,
displacementmap_vertex,
emissivemap_fragment,
emissivemap_pars_fragment,
colorspace_fragment,
colorspace_pars_fragment,
envmap_fragment,
envmap_common_pars_fragment,
envmap_pars_fragment,
envmap_pars_vertex,
envmap_physical_pars_fragment,
envmap_vertex,
fog_vertex,
fog_pars_vertex,
fog_fragment,
fog_pars_fragment,
gradientmap_pars_fragment,
lightmap_pars_fragment,
lights_lambert_fragment,
lights_lambert_pars_fragment,
lights_pars_begin,
lights_toon_fragment,
lights_toon_pars_fragment,
lights_phong_fragment,
lights_phong_pars_fragment,
lights_physical_fragment,
lights_physical_pars_fragment,
lights_fragment_begin,
lights_fragment_maps,
lights_fragment_end,
logdepthbuf_fragment,
logdepthbuf_pars_fragment,
logdepthbuf_pars_vertex,
logdepthbuf_vertex,
map_fragment,
map_pars_fragment,
map_particle_fragment,
map_particle_pars_fragment,
metalnessmap_fragment,
metalnessmap_pars_fragment,
morphinstance_vertex,
morphcolor_vertex,
morphnormal_vertex,
morphtarget_pars_vertex,
morphtarget_vertex,
normal_fragment_begin,
normal_fragment_maps,
normal_pars_fragment,
normal_pars_vertex,
normal_vertex,
normalmap_pars_fragment,
clearcoat_normal_fragment_begin,
clearcoat_normal_fragment_maps,
clearcoat_pars_fragment,
iridescence_pars_fragment,
opaque_fragment,
packing,
premultiplied_alpha_fragment,
project_vertex,
dithering_fragment,
dithering_pars_fragment,
roughnessmap_fragment,
roughnessmap_pars_fragment,
shadowmap_pars_fragment,
shadowmap_pars_vertex,
shadowmap_vertex,
shadowmask_pars_fragment,
skinbase_vertex,
skinning_pars_vertex,
skinning_vertex,
skinnormal_vertex,
specularmap_fragment,
specularmap_pars_fragment,
tonemapping_fragment,
tonemapping_pars_fragment,
transmission_fragment,
transmission_pars_fragment,
uv_pars_fragment,
uv_pars_vertex,
uv_vertex,
worldpos_vertex,
background_vert: vertex$h,
background_frag: fragment$h,
backgroundCube_vert: vertex$g,
backgroundCube_frag: fragment$g,
cube_vert: vertex$f,
cube_frag: fragment$f,
depth_vert: vertex$e,
depth_frag: fragment$e,
distanceRGBA_vert: vertex$d,
distanceRGBA_frag: fragment$d,
equirect_vert: vertex$c,
equirect_frag: fragment$c,
linedashed_vert: vertex$b,
linedashed_frag: fragment$b,
meshbasic_vert: vertex$a,
meshbasic_frag: fragment$a,
meshlambert_vert: vertex$9,
meshlambert_frag: fragment$9,
meshmatcap_vert: vertex$8,
meshmatcap_frag: fragment$8,
meshnormal_vert: vertex$7,
meshnormal_frag: fragment$7,
meshphong_vert: vertex$6,
meshphong_frag: fragment$6,
meshphysical_vert: vertex$5,
meshphysical_frag: fragment$5,
meshtoon_vert: vertex$4,
meshtoon_frag: fragment$4,
points_vert: vertex$3,
points_frag: fragment$3,
shadow_vert: vertex$2,
shadow_frag: fragment$2,
sprite_vert: vertex$1,
sprite_frag: fragment$1
};
const UniformsLib = {
common: {
diffuse: { value: /* @__PURE__ */ new Color(16777215) },
opacity: { value: 1 },
map: { value: null },
mapTransform: { value: /* @__PURE__ */ new Matrix3() },
alphaMap: { value: null },
alphaMapTransform: { value: /* @__PURE__ */ new Matrix3() },
alphaTest: { value: 0 }
},
specularmap: {
specularMap: { value: null },
specularMapTransform: { value: /* @__PURE__ */ new Matrix3() }
},
envmap: {
envMap: { value: null },
envMapRotation: { value: /* @__PURE__ */ new Matrix3() },
flipEnvMap: { value: -1 },
reflectivity: { value: 1 },
// basic, lambert, phong
ior: { value: 1.5 },
// physical
refractionRatio: { value: 0.98 }
// basic, lambert, phong
},
aomap: {
aoMap: { value: null },
aoMapIntensity: { value: 1 },
aoMapTransform: { value: /* @__PURE__ */ new Matrix3() }
},
lightmap: {
lightMap: { value: null },
lightMapIntensity: { value: 1 },
lightMapTransform: { value: /* @__PURE__ */ new Matrix3() }
},
bumpmap: {
bumpMap: { value: null },
bumpMapTransform: { value: /* @__PURE__ */ new Matrix3() },
bumpScale: { value: 1 }
},
normalmap: {
normalMap: { value: null },
normalMapTransform: { value: /* @__PURE__ */ new Matrix3() },
normalScale: { value: /* @__PURE__ */ new Vector2(1, 1) }
},
displacementmap: {
displacementMap: { value: null },
displacementMapTransform: { value: /* @__PURE__ */ new Matrix3() },
displacementScale: { value: 1 },
displacementBias: { value: 0 }
},
emissivemap: {
emissiveMap: { value: null },
emissiveMapTransform: { value: /* @__PURE__ */ new Matrix3() }
},
metalnessmap: {
metalnessMap: { value: null },
metalnessMapTransform: { value: /* @__PURE__ */ new Matrix3() }
},
roughnessmap: {
roughnessMap: { value: null },
roughnessMapTransform: { value: /* @__PURE__ */ new Matrix3() }
},
gradientmap: {
gradientMap: { value: null }
},
fog: {
fogDensity: { value: 25e-5 },
fogNear: { value: 1 },
fogFar: { value: 2e3 },
fogColor: { value: /* @__PURE__ */ new Color(16777215) }
},
lights: {
ambientLightColor: { value: [] },
lightProbe: { value: [] },
directionalLights: { value: [], properties: {
direction: {},
color: {}
} },
directionalLightShadows: { value: [], properties: {
shadowIntensity: 1,
shadowBias: {},
shadowNormalBias: {},
shadowRadius: {},
shadowMapSize: {}
} },
directionalShadowMap: { value: [] },
directionalShadowMatrix: { value: [] },
spotLights: { value: [], properties: {
color: {},
position: {},
direction: {},
distance: {},
coneCos: {},
penumbraCos: {},
decay: {}
} },
spotLightShadows: { value: [], properties: {
shadowIntensity: 1,
shadowBias: {},
shadowNormalBias: {},
shadowRadius: {},
shadowMapSize: {}
} },
spotLightMap: { value: [] },
spotShadowMap: { value: [] },
spotLightMatrix: { value: [] },
pointLights: { value: [], properties: {
color: {},
position: {},
decay: {},
distance: {}
} },
pointLightShadows: { value: [], properties: {
shadowIntensity: 1,
shadowBias: {},
shadowNormalBias: {},
shadowRadius: {},
shadowMapSize: {},
shadowCameraNear: {},
shadowCameraFar: {}
} },
pointShadowMap: { value: [] },
pointShadowMatrix: { value: [] },
hemisphereLights: { value: [], properties: {
direction: {},
skyColor: {},
groundColor: {}
} },
// TODO (abelnation): RectAreaLight BRDF data needs to be moved from example to main src
rectAreaLights: { value: [], properties: {
color: {},
position: {},
width: {},
height: {}
} },
ltc_1: { value: null },
ltc_2: { value: null }
},
points: {
diffuse: { value: /* @__PURE__ */ new Color(16777215) },
opacity: { value: 1 },
size: { value: 1 },
scale: { value: 1 },
map: { value: null },
alphaMap: { value: null },
alphaMapTransform: { value: /* @__PURE__ */ new Matrix3() },
alphaTest: { value: 0 },
uvTransform: { value: /* @__PURE__ */ new Matrix3() }
},
sprite: {
diffuse: { value: /* @__PURE__ */ new Color(16777215) },
opacity: { value: 1 },
center: { value: /* @__PURE__ */ new Vector2(0.5, 0.5) },
rotation: { value: 0 },
map: { value: null },
mapTransform: { value: /* @__PURE__ */ new Matrix3() },
alphaMap: { value: null },
alphaMapTransform: { value: /* @__PURE__ */ new Matrix3() },
alphaTest: { value: 0 }
}
};
const ShaderLib = {
basic: {
uniforms: /* @__PURE__ */ mergeUniforms([
UniformsLib.common,
UniformsLib.specularmap,
UniformsLib.envmap,
UniformsLib.aomap,
UniformsLib.lightmap,
UniformsLib.fog
]),
vertexShader: ShaderChunk.meshbasic_vert,
fragmentShader: ShaderChunk.meshbasic_frag
},
lambert: {
uniforms: /* @__PURE__ */ mergeUniforms([
UniformsLib.common,
UniformsLib.specularmap,
UniformsLib.envmap,
UniformsLib.aomap,
UniformsLib.lightmap,
UniformsLib.emissivemap,
UniformsLib.bumpmap,
UniformsLib.normalmap,
UniformsLib.displacementmap,
UniformsLib.fog,
UniformsLib.lights,
{
emissive: { value: /* @__PURE__ */ new Color(0) }
}
]),
vertexShader: ShaderChunk.meshlambert_vert,
fragmentShader: ShaderChunk.meshlambert_frag
},
phong: {
uniforms: /* @__PURE__ */ mergeUniforms([
UniformsLib.common,
UniformsLib.specularmap,
UniformsLib.envmap,
UniformsLib.aomap,
UniformsLib.lightmap,
UniformsLib.emissivemap,
UniformsLib.bumpmap,
UniformsLib.normalmap,
UniformsLib.displacementmap,
UniformsLib.fog,
UniformsLib.lights,
{
emissive: { value: /* @__PURE__ */ new Color(0) },
specular: { value: /* @__PURE__ */ new Color(1118481) },
shininess: { value: 30 }
}
]),
vertexShader: ShaderChunk.meshphong_vert,
fragmentShader: ShaderChunk.meshphong_frag
},
standard: {
uniforms: /* @__PURE__ */ mergeUniforms([
UniformsLib.common,
UniformsLib.envmap,
UniformsLib.aomap,
UniformsLib.lightmap,
UniformsLib.emissivemap,
UniformsLib.bumpmap,
UniformsLib.normalmap,
UniformsLib.displacementmap,
UniformsLib.roughnessmap,
UniformsLib.metalnessmap,
UniformsLib.fog,
UniformsLib.lights,
{
emissive: { value: /* @__PURE__ */ new Color(0) },
roughness: { value: 1 },
metalness: { value: 0 },
envMapIntensity: { value: 1 }
}
]),
vertexShader: ShaderChunk.meshphysical_vert,
fragmentShader: ShaderChunk.meshphysical_frag
},
toon: {
uniforms: /* @__PURE__ */ mergeUniforms([
UniformsLib.common,
UniformsLib.aomap,
UniformsLib.lightmap,
UniformsLib.emissivemap,
UniformsLib.bumpmap,
UniformsLib.normalmap,
UniformsLib.displacementmap,
UniformsLib.gradientmap,
UniformsLib.fog,
UniformsLib.lights,
{
emissive: { value: /* @__PURE__ */ new Color(0) }
}
]),
vertexShader: ShaderChunk.meshtoon_vert,
fragmentShader: ShaderChunk.meshtoon_frag
},
matcap: {
uniforms: /* @__PURE__ */ mergeUniforms([
UniformsLib.common,
UniformsLib.bumpmap,
UniformsLib.normalmap,
UniformsLib.displacementmap,
UniformsLib.fog,
{
matcap: { value: null }
}
]),
vertexShader: ShaderChunk.meshmatcap_vert,
fragmentShader: ShaderChunk.meshmatcap_frag
},
points: {
uniforms: /* @__PURE__ */ mergeUniforms([
UniformsLib.points,
UniformsLib.fog
]),
vertexShader: ShaderChunk.points_vert,
fragmentShader: ShaderChunk.points_frag
},
dashed: {
uniforms: /* @__PURE__ */ mergeUniforms([
UniformsLib.common,
UniformsLib.fog,
{
scale: { value: 1 },
dashSize: { value: 1 },
totalSize: { value: 2 }
}
]),
vertexShader: ShaderChunk.linedashed_vert,
fragmentShader: ShaderChunk.linedashed_frag
},
depth: {
uniforms: /* @__PURE__ */ mergeUniforms([
UniformsLib.common,
UniformsLib.displacementmap
]),
vertexShader: ShaderChunk.depth_vert,
fragmentShader: ShaderChunk.depth_frag
},
normal: {
uniforms: /* @__PURE__ */ mergeUniforms([
UniformsLib.common,
UniformsLib.bumpmap,
UniformsLib.normalmap,
UniformsLib.displacementmap,
{
opacity: { value: 1 }
}
]),
vertexShader: ShaderChunk.meshnormal_vert,
fragmentShader: ShaderChunk.meshnormal_frag
},
sprite: {
uniforms: /* @__PURE__ */ mergeUniforms([
UniformsLib.sprite,
UniformsLib.fog
]),
vertexShader: ShaderChunk.sprite_vert,
fragmentShader: ShaderChunk.sprite_frag
},
background: {
uniforms: {
uvTransform: { value: /* @__PURE__ */ new Matrix3() },
t2D: { value: null },
backgroundIntensity: { value: 1 }
},
vertexShader: ShaderChunk.background_vert,
fragmentShader: ShaderChunk.background_frag
},
backgroundCube: {
uniforms: {
envMap: { value: null },
flipEnvMap: { value: -1 },
backgroundBlurriness: { value: 0 },
backgroundIntensity: { value: 1 },
backgroundRotation: { value: /* @__PURE__ */ new Matrix3() }
},
vertexShader: ShaderChunk.backgroundCube_vert,
fragmentShader: ShaderChunk.backgroundCube_frag
},
cube: {
uniforms: {
tCube: { value: null },
tFlip: { value: -1 },
opacity: { value: 1 }
},
vertexShader: ShaderChunk.cube_vert,
fragmentShader: ShaderChunk.cube_frag
},
equirect: {
uniforms: {
tEquirect: { value: null }
},
vertexShader: ShaderChunk.equirect_vert,
fragmentShader: ShaderChunk.equirect_frag
},
distanceRGBA: {
uniforms: /* @__PURE__ */ mergeUniforms([
UniformsLib.common,
UniformsLib.displacementmap,
{
referencePosition: { value: /* @__PURE__ */ new Vector3() },
nearDistance: { value: 1 },
farDistance: { value: 1e3 }
}
]),
vertexShader: ShaderChunk.distanceRGBA_vert,
fragmentShader: ShaderChunk.distanceRGBA_frag
},
shadow: {
uniforms: /* @__PURE__ */ mergeUniforms([
UniformsLib.lights,
UniformsLib.fog,
{
color: { value: /* @__PURE__ */ new Color(0) },
opacity: { value: 1 }
}
]),
vertexShader: ShaderChunk.shadow_vert,
fragmentShader: ShaderChunk.shadow_frag
}
};
ShaderLib.physical = {
uniforms: /* @__PURE__ */ mergeUniforms([
ShaderLib.standard.uniforms,
{
clearcoat: { value: 0 },
clearcoatMap: { value: null },
clearcoatMapTransform: { value: /* @__PURE__ */ new Matrix3() },
clearcoatNormalMap: { value: null },
clearcoatNormalMapTransform: { value: /* @__PURE__ */ new Matrix3() },
clearcoatNormalScale: { value: /* @__PURE__ */ new Vector2(1, 1) },
clearcoatRoughness: { value: 0 },
clearcoatRoughnessMap: { value: null },
clearcoatRoughnessMapTransform: { value: /* @__PURE__ */ new Matrix3() },
dispersion: { value: 0 },
iridescence: { value: 0 },
iridescenceMap: { value: null },
iridescenceMapTransform: { value: /* @__PURE__ */ new Matrix3() },
iridescenceIOR: { value: 1.3 },
iridescenceThicknessMinimum: { value: 100 },
iridescenceThicknessMaximum: { value: 400 },
iridescenceThicknessMap: { value: null },
iridescenceThicknessMapTransform: { value: /* @__PURE__ */ new Matrix3() },
sheen: { value: 0 },
sheenColor: { value: /* @__PURE__ */ new Color(0) },
sheenColorMap: { value: null },
sheenColorMapTransform: { value: /* @__PURE__ */ new Matrix3() },
sheenRoughness: { value: 1 },
sheenRoughnessMap: { value: null },
sheenRoughnessMapTransform: { value: /* @__PURE__ */ new Matrix3() },
transmission: { value: 0 },
transmissionMap: { value: null },
transmissionMapTransform: { value: /* @__PURE__ */ new Matrix3() },
transmissionSamplerSize: { value: /* @__PURE__ */ new Vector2() },
transmissionSamplerMap: { value: null },
thickness: { value: 0 },
thicknessMap: { value: null },
thicknessMapTransform: { value: /* @__PURE__ */ new Matrix3() },
attenuationDistance: { value: 0 },
attenuationColor: { value: /* @__PURE__ */ new Color(0) },
specularColor: { value: /* @__PURE__ */ new Color(1, 1, 1) },
specularColorMap: { value: null },
specularColorMapTransform: { value: /* @__PURE__ */ new Matrix3() },
specularIntensity: { value: 1 },
specularIntensityMap: { value: null },
specularIntensityMapTransform: { value: /* @__PURE__ */ new Matrix3() },
anisotropyVector: { value: /* @__PURE__ */ new Vector2() },
anisotropyMap: { value: null },
anisotropyMapTransform: { value: /* @__PURE__ */ new Matrix3() }
}
]),
vertexShader: ShaderChunk.meshphysical_vert,
fragmentShader: ShaderChunk.meshphysical_frag
};
const _rgb = { r: 0, b: 0, g: 0 };
const _e1$1 = /* @__PURE__ */ new Euler();
const _m1$1 = /* @__PURE__ */ new Matrix4();
function WebGLBackground(renderer, cubemaps, cubeuvmaps, state, objects, alpha, premultipliedAlpha) {
const clearColor = new Color(0);
let clearAlpha = alpha === true ? 0 : 1;
let planeMesh;
let boxMesh;
let currentBackground = null;
let currentBackgroundVersion = 0;
let currentTonemapping = null;
function getBackground(scene) {
let background = scene.isScene === true ? scene.background : null;
if (background && background.isTexture) {
const usePMREM = scene.backgroundBlurriness > 0;
background = (usePMREM ? cubeuvmaps : cubemaps).get(background);
}
return background;
}
function render(scene) {
let forceClear = false;
const background = getBackground(scene);
if (background === null) {
setClear(clearColor, clearAlpha);
} else if (background && background.isColor) {
setClear(background, 1);
forceClear = true;
}
const environmentBlendMode = renderer.xr.getEnvironmentBlendMode();
if (environmentBlendMode === "additive") {
state.buffers.color.setClear(0, 0, 0, 1, premultipliedAlpha);
} else if (environmentBlendMode === "alpha-blend") {
state.buffers.color.setClear(0, 0, 0, 0, premultipliedAlpha);
}
if (renderer.autoClear || forceClear) {
state.buffers.depth.setTest(true);
state.buffers.depth.setMask(true);
state.buffers.color.setMask(true);
renderer.clear(renderer.autoClearColor, renderer.autoClearDepth, renderer.autoClearStencil);
}
}
function addToRenderList(renderList, scene) {
const background = getBackground(scene);
if (background && (background.isCubeTexture || background.mapping === CubeUVReflectionMapping)) {
if (boxMesh === void 0) {
boxMesh = new Mesh(
new BoxGeometry(1, 1, 1),
new ShaderMaterial({
name: "BackgroundCubeMaterial",
uniforms: cloneUniforms(ShaderLib.backgroundCube.uniforms),
vertexShader: ShaderLib.backgroundCube.vertexShader,
fragmentShader: ShaderLib.backgroundCube.fragmentShader,
side: BackSide,
depthTest: false,
depthWrite: false,
fog: false
})
);
boxMesh.geometry.deleteAttribute("normal");
boxMesh.geometry.deleteAttribute("uv");
boxMesh.onBeforeRender = function(renderer2, scene2, camera) {
this.matrixWorld.copyPosition(camera.matrixWorld);
};
Object.defineProperty(boxMesh.material, "envMap", {
get: function() {
return this.uniforms.envMap.value;
}
});
objects.update(boxMesh);
}
_e1$1.copy(scene.backgroundRotation);
_e1$1.x *= -1;
_e1$1.y *= -1;
_e1$1.z *= -1;
if (background.isCubeTexture && background.isRenderTargetTexture === false) {
_e1$1.y *= -1;
_e1$1.z *= -1;
}
boxMesh.material.uniforms.envMap.value = background;
boxMesh.material.uniforms.flipEnvMap.value = background.isCubeTexture && background.isRenderTargetTexture === false ? -1 : 1;
boxMesh.material.uniforms.backgroundBlurriness.value = scene.backgroundBlurriness;
boxMesh.material.uniforms.backgroundIntensity.value = scene.backgroundIntensity;
boxMesh.material.uniforms.backgroundRotation.value.setFromMatrix4(_m1$1.makeRotationFromEuler(_e1$1));
boxMesh.material.toneMapped = ColorManagement.getTransfer(background.colorSpace) !== SRGBTransfer;
if (currentBackground !== background || currentBackgroundVersion !== background.version || currentTonemapping !== renderer.toneMapping) {
boxMesh.material.needsUpdate = true;
currentBackground = background;
currentBackgroundVersion = background.version;
currentTonemapping = renderer.toneMapping;
}
boxMesh.layers.enableAll();
renderList.unshift(boxMesh, boxMesh.geometry, boxMesh.material, 0, 0, null);
} else if (background && background.isTexture) {
if (planeMesh === void 0) {
planeMesh = new Mesh(
new PlaneGeometry(2, 2),
new ShaderMaterial({
name: "BackgroundMaterial",
uniforms: cloneUniforms(ShaderLib.background.uniforms),
vertexShader: ShaderLib.background.vertexShader,
fragmentShader: ShaderLib.background.fragmentShader,
side: FrontSide,
depthTest: false,
depthWrite: false,
fog: false
})
);
planeMesh.geometry.deleteAttribute("normal");
Object.defineProperty(planeMesh.material, "map", {
get: function() {
return this.uniforms.t2D.value;
}
});
objects.update(planeMesh);
}
planeMesh.material.uniforms.t2D.value = background;
planeMesh.material.uniforms.backgroundIntensity.value = scene.backgroundIntensity;
planeMesh.material.toneMapped = ColorManagement.getTransfer(background.colorSpace) !== SRGBTransfer;
if (background.matrixAutoUpdate === true) {
background.updateMatrix();
}
planeMesh.material.uniforms.uvTransform.value.copy(background.matrix);
if (currentBackground !== background || currentBackgroundVersion !== background.version || currentTonemapping !== renderer.toneMapping) {
planeMesh.material.needsUpdate = true;
currentBackground = background;
currentBackgroundVersion = background.version;
currentTonemapping = renderer.toneMapping;
}
planeMesh.layers.enableAll();
renderList.unshift(planeMesh, planeMesh.geometry, planeMesh.material, 0, 0, null);
}
}
function setClear(color, alpha2) {
color.getRGB(_rgb, getUnlitUniformColorSpace(renderer));
state.buffers.color.setClear(_rgb.r, _rgb.g, _rgb.b, alpha2, premultipliedAlpha);
}
return {
getClearColor: function() {
return clearColor;
},
setClearColor: function(color, alpha2 = 1) {
clearColor.set(color);
clearAlpha = alpha2;
setClear(clearColor, clearAlpha);
},
getClearAlpha: function() {
return clearAlpha;
},
setClearAlpha: function(alpha2) {
clearAlpha = alpha2;
setClear(clearColor, clearAlpha);
},
render,
addToRenderList
};
}
function WebGLBindingStates(gl, attributes) {
const maxVertexAttributes = gl.getParameter(gl.MAX_VERTEX_ATTRIBS);
const bindingStates = {};
const defaultState = createBindingState(null);
let currentState = defaultState;
let forceUpdate = false;
function setup(object, material, program, geometry, index) {
let updateBuffers = false;
const state = getBindingState(geometry, program, material);
if (currentState !== state) {
currentState = state;
bindVertexArrayObject(currentState.object);
}
updateBuffers = needsUpdate(object, geometry, program, index);
if (updateBuffers) saveCache(object, geometry, program, index);
if (index !== null) {
attributes.update(index, gl.ELEMENT_ARRAY_BUFFER);
}
if (updateBuffers || forceUpdate) {
forceUpdate = false;
setupVertexAttributes(object, material, program, geometry);
if (index !== null) {
gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, attributes.get(index).buffer);
}
}
}
function createVertexArrayObject() {
return gl.createVertexArray();
}
function bindVertexArrayObject(vao) {
return gl.bindVertexArray(vao);
}
function deleteVertexArrayObject(vao) {
return gl.deleteVertexArray(vao);
}
function getBindingState(geometry, program, material) {
const wireframe = material.wireframe === true;
let programMap = bindingStates[geometry.id];
if (programMap === void 0) {
programMap = {};
bindingStates[geometry.id] = programMap;
}
let stateMap = programMap[program.id];
if (stateMap === void 0) {
stateMap = {};
programMap[program.id] = stateMap;
}
let state = stateMap[wireframe];
if (state === void 0) {
state = createBindingState(createVertexArrayObject());
stateMap[wireframe] = state;
}
return state;
}
function createBindingState(vao) {
const newAttributes = [];
const enabledAttributes = [];
const attributeDivisors = [];
for (let i = 0; i < maxVertexAttributes; i++) {
newAttributes[i] = 0;
enabledAttributes[i] = 0;
attributeDivisors[i] = 0;
}
return {
// for backward compatibility on non-VAO support browser
geometry: null,
program: null,
wireframe: false,
newAttributes,
enabledAttributes,
attributeDivisors,
object: vao,
attributes: {},
index: null
};
}
function needsUpdate(object, geometry, program, index) {
const cachedAttributes = currentState.attributes;
const geometryAttributes = geometry.attributes;
let attributesNum = 0;
const programAttributes = program.getAttributes();
for (const name in programAttributes) {
const programAttribute = programAttributes[name];
if (programAttribute.location >= 0) {
const cachedAttribute = cachedAttributes[name];
let geometryAttribute = geometryAttributes[name];
if (geometryAttribute === void 0) {
if (name === "instanceMatrix" && object.instanceMatrix) geometryAttribute = object.instanceMatrix;
if (name === "instanceColor" && object.instanceColor) geometryAttribute = object.instanceColor;
}
if (cachedAttribute === void 0) return true;
if (cachedAttribute.attribute !== geometryAttribute) return true;
if (geometryAttribute && cachedAttribute.data !== geometryAttribute.data) return true;
attributesNum++;
}
}
if (currentState.attributesNum !== attributesNum) return true;
if (currentState.index !== index) return true;
return false;
}
function saveCache(object, geometry, program, index) {
const cache = {};
const attributes2 = geometry.attributes;
let attributesNum = 0;
const programAttributes = program.getAttributes();
for (const name in programAttributes) {
const programAttribute = programAttributes[name];
if (programAttribute.location >= 0) {
let attribute = attributes2[name];
if (attribute === void 0) {
if (name === "instanceMatrix" && object.instanceMatrix) attribute = object.instanceMatrix;
if (name === "instanceColor" && object.instanceColor) attribute = object.instanceColor;
}
const data = {};
data.attribute = attribute;
if (attribute && attribute.data) {
data.data = attribute.data;
}
cache[name] = data;
attributesNum++;
}
}
currentState.attributes = cache;
currentState.attributesNum = attributesNum;
currentState.index = index;
}
function initAttributes() {
const newAttributes = currentState.newAttributes;
for (let i = 0, il = newAttributes.length; i < il; i++) {
newAttributes[i] = 0;
}
}
function enableAttribute(attribute) {
enableAttributeAndDivisor(attribute, 0);
}
function enableAttributeAndDivisor(attribute, meshPerAttribute) {
const newAttributes = currentState.newAttributes;
const enabledAttributes = currentState.enabledAttributes;
const attributeDivisors = currentState.attributeDivisors;
newAttributes[attribute] = 1;
if (enabledAttributes[attribute] === 0) {
gl.enableVertexAttribArray(attribute);
enabledAttributes[attribute] = 1;
}
if (attributeDivisors[attribute] !== meshPerAttribute) {
gl.vertexAttribDivisor(attribute, meshPerAttribute);
attributeDivisors[attribute] = meshPerAttribute;
}
}
function disableUnusedAttributes() {
const newAttributes = currentState.newAttributes;
const enabledAttributes = currentState.enabledAttributes;
for (let i = 0, il = enabledAttributes.length; i < il; i++) {
if (enabledAttributes[i] !== newAttributes[i]) {
gl.disableVertexAttribArray(i);
enabledAttributes[i] = 0;
}
}
}
function vertexAttribPointer(index, size, type, normalized, stride, offset, integer) {
if (integer === true) {
gl.vertexAttribIPointer(index, size, type, stride, offset);
} else {
gl.vertexAttribPointer(index, size, type, normalized, stride, offset);
}
}
function setupVertexAttributes(object, material, program, geometry) {
initAttributes();
const geometryAttributes = geometry.attributes;
const programAttributes = program.getAttributes();
const materialDefaultAttributeValues = material.defaultAttributeValues;
for (const name in programAttributes) {
const programAttribute = programAttributes[name];
if (programAttribute.location >= 0) {
let geometryAttribute = geometryAttributes[name];
if (geometryAttribute === void 0) {
if (name === "instanceMatrix" && object.instanceMatrix) geometryAttribute = object.instanceMatrix;
if (name === "instanceColor" && object.instanceColor) geometryAttribute = object.instanceColor;
}
if (geometryAttribute !== void 0) {
const normalized = geometryAttribute.normalized;
const size = geometryAttribute.itemSize;
const attribute = attributes.get(geometryAttribute);
if (attribute === void 0) continue;
const buffer = attribute.buffer;
const type = attribute.type;
const bytesPerElement = attribute.bytesPerElement;
const integer = type === gl.INT || type === gl.UNSIGNED_INT || geometryAttribute.gpuType === IntType;
if (geometryAttribute.isInterleavedBufferAttribute) {
const data = geometryAttribute.data;
const stride = data.stride;
const offset = geometryAttribute.offset;
if (data.isInstancedInterleavedBuffer) {
for (let i = 0; i < programAttribute.locationSize; i++) {
enableAttributeAndDivisor(programAttribute.location + i, data.meshPerAttribute);
}
if (object.isInstancedMesh !== true && geometry._maxInstanceCount === void 0) {
geometry._maxInstanceCount = data.meshPerAttribute * data.count;
}
} else {
for (let i = 0; i < programAttribute.locationSize; i++) {
enableAttribute(programAttribute.location + i);
}
}
gl.bindBuffer(gl.ARRAY_BUFFER, buffer);
for (let i = 0; i < programAttribute.locationSize; i++) {
vertexAttribPointer(
programAttribute.location + i,
size / programAttribute.locationSize,
type,
normalized,
stride * bytesPerElement,
(offset + size / programAttribute.locationSize * i) * bytesPerElement,
integer
);
}
} else {
if (geometryAttribute.isInstancedBufferAttribute) {
for (let i = 0; i < programAttribute.locationSize; i++) {
enableAttributeAndDivisor(programAttribute.location + i, geometryAttribute.meshPerAttribute);
}
if (object.isInstancedMesh !== true && geometry._maxInstanceCount === void 0) {
geometry._maxInstanceCount = geometryAttribute.meshPerAttribute * geometryAttribute.count;
}
} else {
for (let i = 0; i < programAttribute.locationSize; i++) {
enableAttribute(programAttribute.location + i);
}
}
gl.bindBuffer(gl.ARRAY_BUFFER, buffer);
for (let i = 0; i < programAttribute.locationSize; i++) {
vertexAttribPointer(
programAttribute.location + i,
size / programAttribute.locationSize,
type,
normalized,
size * bytesPerElement,
size / programAttribute.locationSize * i * bytesPerElement,
integer
);
}
}
} else if (materialDefaultAttributeValues !== void 0) {
const value = materialDefaultAttributeValues[name];
if (value !== void 0) {
switch (value.length) {
case 2:
gl.vertexAttrib2fv(programAttribute.location, value);
break;
case 3:
gl.vertexAttrib3fv(programAttribute.location, value);
break;
case 4:
gl.vertexAttrib4fv(programAttribute.location, value);
break;
default:
gl.vertexAttrib1fv(programAttribute.location, value);
}
}
}
}
}
disableUnusedAttributes();
}
function dispose() {
reset();
for (const geometryId in bindingStates) {
const programMap = bindingStates[geometryId];
for (const programId in programMap) {
const stateMap = programMap[programId];
for (const wireframe in stateMap) {
deleteVertexArrayObject(stateMap[wireframe].object);
delete stateMap[wireframe];
}
delete programMap[programId];
}
delete bindingStates[geometryId];
}
}
function releaseStatesOfGeometry(geometry) {
if (bindingStates[geometry.id] === void 0) return;
const programMap = bindingStates[geometry.id];
for (const programId in programMap) {
const stateMap = programMap[programId];
for (const wireframe in stateMap) {
deleteVertexArrayObject(stateMap[wireframe].object);
delete stateMap[wireframe];
}
delete programMap[programId];
}
delete bindingStates[geometry.id];
}
function releaseStatesOfProgram(program) {
for (const geometryId in bindingStates) {
const programMap = bindingStates[geometryId];
if (programMap[program.id] === void 0) continue;
const stateMap = programMap[program.id];
for (const wireframe in stateMap) {
deleteVertexArrayObject(stateMap[wireframe].object);
delete stateMap[wireframe];
}
delete programMap[program.id];
}
}
function reset() {
resetDefaultState();
forceUpdate = true;
if (currentState === defaultState) return;
currentState = defaultState;
bindVertexArrayObject(currentState.object);
}
function resetDefaultState() {
defaultState.geometry = null;
defaultState.program = null;
defaultState.wireframe = false;
}
return {
setup,
reset,
resetDefaultState,
dispose,
releaseStatesOfGeometry,
releaseStatesOfProgram,
initAttributes,
enableAttribute,
disableUnusedAttributes
};
}
function WebGLBufferRenderer(gl, extensions, info) {
let mode;
function setMode(value) {
mode = value;
}
function render(start, count) {
gl.drawArrays(mode, start, count);
info.update(count, mode, 1);
}
function renderInstances(start, count, primcount) {
if (primcount === 0) return;
gl.drawArraysInstanced(mode, start, count, primcount);
info.update(count, mode, primcount);
}
function renderMultiDraw(starts, counts, drawCount) {
if (drawCount === 0) return;
const extension = extensions.get("WEBGL_multi_draw");
extension.multiDrawArraysWEBGL(mode, starts, 0, counts, 0, drawCount);
let elementCount = 0;
for (let i = 0; i < drawCount; i++) {
elementCount += counts[i];
}
info.update(elementCount, mode, 1);
}
function renderMultiDrawInstances(starts, counts, drawCount, primcount) {
if (drawCount === 0) return;
const extension = extensions.get("WEBGL_multi_draw");
if (extension === null) {
for (let i = 0; i < starts.length; i++) {
renderInstances(starts[i], counts[i], primcount[i]);
}
} else {
extension.multiDrawArraysInstancedWEBGL(mode, starts, 0, counts, 0, primcount, 0, drawCount);
let elementCount = 0;
for (let i = 0; i < drawCount; i++) {
elementCount += counts[i] * primcount[i];
}
info.update(elementCount, mode, 1);
}
}
this.setMode = setMode;
this.render = render;
this.renderInstances = renderInstances;
this.renderMultiDraw = renderMultiDraw;
this.renderMultiDrawInstances = renderMultiDrawInstances;
}
function WebGLCapabilities(gl, extensions, parameters, utils) {
let maxAnisotropy;
function getMaxAnisotropy() {
if (maxAnisotropy !== void 0) return maxAnisotropy;
if (extensions.has("EXT_texture_filter_anisotropic") === true) {
const extension = extensions.get("EXT_texture_filter_anisotropic");
maxAnisotropy = gl.getParameter(extension.MAX_TEXTURE_MAX_ANISOTROPY_EXT);
} else {
maxAnisotropy = 0;
}
return maxAnisotropy;
}
function textureFormatReadable(textureFormat) {
if (textureFormat !== RGBAFormat && utils.convert(textureFormat) !== gl.getParameter(gl.IMPLEMENTATION_COLOR_READ_FORMAT)) {
return false;
}
return true;
}
function textureTypeReadable(textureType) {
const halfFloatSupportedByExt = textureType === HalfFloatType && (extensions.has("EXT_color_buffer_half_float") || extensions.has("EXT_color_buffer_float"));
if (textureType !== UnsignedByteType && utils.convert(textureType) !== gl.getParameter(gl.IMPLEMENTATION_COLOR_READ_TYPE) && // Edge and Chrome Mac < 52 (#9513)
textureType !== FloatType && !halfFloatSupportedByExt) {
return false;
}
return true;
}
function getMaxPrecision(precision2) {
if (precision2 === "highp") {
if (gl.getShaderPrecisionFormat(gl.VERTEX_SHADER, gl.HIGH_FLOAT).precision > 0 && gl.getShaderPrecisionFormat(gl.FRAGMENT_SHADER, gl.HIGH_FLOAT).precision > 0) {
return "highp";
}
precision2 = "mediump";
}
if (precision2 === "mediump") {
if (gl.getShaderPrecisionFormat(gl.VERTEX_SHADER, gl.MEDIUM_FLOAT).precision > 0 && gl.getShaderPrecisionFormat(gl.FRAGMENT_SHADER, gl.MEDIUM_FLOAT).precision > 0) {
return "mediump";
}
}
return "lowp";
}
let precision = parameters.precision !== void 0 ? parameters.precision : "highp";
const maxPrecision = getMaxPrecision(precision);
if (maxPrecision !== precision) {
console.warn("THREE.WebGLRenderer:", precision, "not supported, using", maxPrecision, "instead.");
precision = maxPrecision;
}
const logarithmicDepthBuffer = parameters.logarithmicDepthBuffer === true;
const reverseDepthBuffer = parameters.reverseDepthBuffer === true && extensions.has("EXT_clip_control");
const maxTextures = gl.getParameter(gl.MAX_TEXTURE_IMAGE_UNITS);
const maxVertexTextures = gl.getParameter(gl.MAX_VERTEX_TEXTURE_IMAGE_UNITS);
const maxTextureSize = gl.getParameter(gl.MAX_TEXTURE_SIZE);
const maxCubemapSize = gl.getParameter(gl.MAX_CUBE_MAP_TEXTURE_SIZE);
const maxAttributes = gl.getParameter(gl.MAX_VERTEX_ATTRIBS);
const maxVertexUniforms = gl.getParameter(gl.MAX_VERTEX_UNIFORM_VECTORS);
const maxVaryings = gl.getParameter(gl.MAX_VARYING_VECTORS);
const maxFragmentUniforms = gl.getParameter(gl.MAX_FRAGMENT_UNIFORM_VECTORS);
const vertexTextures = maxVertexTextures > 0;
const maxSamples = gl.getParameter(gl.MAX_SAMPLES);
return {
isWebGL2: true,
// keeping this for backwards compatibility
getMaxAnisotropy,
getMaxPrecision,
textureFormatReadable,
textureTypeReadable,
precision,
logarithmicDepthBuffer,
reverseDepthBuffer,
maxTextures,
maxVertexTextures,
maxTextureSize,
maxCubemapSize,
maxAttributes,
maxVertexUniforms,
maxVaryings,
maxFragmentUniforms,
vertexTextures,
maxSamples
};
}
function WebGLClipping(properties) {
const scope = this;
let globalState = null, numGlobalPlanes = 0, localClippingEnabled = false, renderingShadows = false;
const plane = new Plane(), viewNormalMatrix = new Matrix3(), uniform = { value: null, needsUpdate: false };
this.uniform = uniform;
this.numPlanes = 0;
this.numIntersection = 0;
this.init = function(planes, enableLocalClipping) {
const enabled = planes.length !== 0 || enableLocalClipping || // enable state of previous frame - the clipping code has to
// run another frame in order to reset the state:
numGlobalPlanes !== 0 || localClippingEnabled;
localClippingEnabled = enableLocalClipping;
numGlobalPlanes = planes.length;
return enabled;
};
this.beginShadows = function() {
renderingShadows = true;
projectPlanes(null);
};
this.endShadows = function() {
renderingShadows = false;
};
this.setGlobalState = function(planes, camera) {
globalState = projectPlanes(planes, camera, 0);
};
this.setState = function(material, camera, useCache) {
const planes = material.clippingPlanes, clipIntersection = material.clipIntersection, clipShadows = material.clipShadows;
const materialProperties = properties.get(material);
if (!localClippingEnabled || planes === null || planes.length === 0 || renderingShadows && !clipShadows) {
if (renderingShadows) {
projectPlanes(null);
} else {
resetGlobalState();
}
} else {
const nGlobal = renderingShadows ? 0 : numGlobalPlanes, lGlobal = nGlobal * 4;
let dstArray = materialProperties.clippingState || null;
uniform.value = dstArray;
dstArray = projectPlanes(planes, camera, lGlobal, useCache);
for (let i = 0; i !== lGlobal; ++i) {
dstArray[i] = globalState[i];
}
materialProperties.clippingState = dstArray;
this.numIntersection = clipIntersection ? this.numPlanes : 0;
this.numPlanes += nGlobal;
}
};
function resetGlobalState() {
if (uniform.value !== globalState) {
uniform.value = globalState;
uniform.needsUpdate = numGlobalPlanes > 0;
}
scope.numPlanes = numGlobalPlanes;
scope.numIntersection = 0;
}
function projectPlanes(planes, camera, dstOffset, skipTransform) {
const nPlanes = planes !== null ? planes.length : 0;
let dstArray = null;
if (nPlanes !== 0) {
dstArray = uniform.value;
if (skipTransform !== true || dstArray === null) {
const flatSize = dstOffset + nPlanes * 4, viewMatrix = camera.matrixWorldInverse;
viewNormalMatrix.getNormalMatrix(viewMatrix);
if (dstArray === null || dstArray.length < flatSize) {
dstArray = new Float32Array(flatSize);
}
for (let i = 0, i4 = dstOffset; i !== nPlanes; ++i, i4 += 4) {
plane.copy(planes[i]).applyMatrix4(viewMatrix, viewNormalMatrix);
plane.normal.toArray(dstArray, i4);
dstArray[i4 + 3] = plane.constant;
}
}
uniform.value = dstArray;
uniform.needsUpdate = true;
}
scope.numPlanes = nPlanes;
scope.numIntersection = 0;
return dstArray;
}
}
function WebGLCubeMaps(renderer) {
let cubemaps = /* @__PURE__ */ new WeakMap();
function mapTextureMapping(texture, mapping) {
if (mapping === EquirectangularReflectionMapping) {
texture.mapping = CubeReflectionMapping;
} else if (mapping === EquirectangularRefractionMapping) {
texture.mapping = CubeRefractionMapping;
}
return texture;
}
function get(texture) {
if (texture && texture.isTexture) {
const mapping = texture.mapping;
if (mapping === EquirectangularReflectionMapping || mapping === EquirectangularRefractionMapping) {
if (cubemaps.has(texture)) {
const cubemap = cubemaps.get(texture).texture;
return mapTextureMapping(cubemap, texture.mapping);
} else {
const image = texture.image;
if (image && image.height > 0) {
const renderTarget = new WebGLCubeRenderTarget(image.height);
renderTarget.fromEquirectangularTexture(renderer, texture);
cubemaps.set(texture, renderTarget);
texture.addEventListener("dispose", onTextureDispose);
return mapTextureMapping(renderTarget.texture, texture.mapping);
} else {
return null;
}
}
}
}
return texture;
}
function onTextureDispose(event) {
const texture = event.target;
texture.removeEventListener("dispose", onTextureDispose);
const cubemap = cubemaps.get(texture);
if (cubemap !== void 0) {
cubemaps.delete(texture);
cubemap.dispose();
}
}
function dispose() {
cubemaps = /* @__PURE__ */ new WeakMap();
}
return {
get,
dispose
};
}
class OrthographicCamera extends Camera {
constructor(left = -1, right = 1, top = 1, bottom = -1, near = 0.1, far = 2e3) {
super();
this.isOrthographicCamera = true;
this.type = "OrthographicCamera";
this.zoom = 1;
this.view = null;
this.left = left;
this.right = right;
this.top = top;
this.bottom = bottom;
this.near = near;
this.far = far;
this.updateProjectionMatrix();
}
copy(source, recursive) {
super.copy(source, recursive);
this.left = source.left;
this.right = source.right;
this.top = source.top;
this.bottom = source.bottom;
this.near = source.near;
this.far = source.far;
this.zoom = source.zoom;
this.view = source.view === null ? null : Object.assign({}, source.view);
return this;
}
setViewOffset(fullWidth, fullHeight, x, y, width, height) {
if (this.view === null) {
this.view = {
enabled: true,
fullWidth: 1,
fullHeight: 1,
offsetX: 0,
offsetY: 0,
width: 1,
height: 1
};
}
this.view.enabled = true;
this.view.fullWidth = fullWidth;
this.view.fullHeight = fullHeight;
this.view.offsetX = x;
this.view.offsetY = y;
this.view.width = width;
this.view.height = height;
this.updateProjectionMatrix();
}
clearViewOffset() {
if (this.view !== null) {
this.view.enabled = false;
}
this.updateProjectionMatrix();
}
updateProjectionMatrix() {
const dx = (this.right - this.left) / (2 * this.zoom);
const dy = (this.top - this.bottom) / (2 * this.zoom);
const cx = (this.right + this.left) / 2;
const cy = (this.top + this.bottom) / 2;
let left = cx - dx;
let right = cx + dx;
let top = cy + dy;
let bottom = cy - dy;
if (this.view !== null && this.view.enabled) {
const scaleW = (this.right - this.left) / this.view.fullWidth / this.zoom;
const scaleH = (this.top - this.bottom) / this.view.fullHeight / this.zoom;
left += scaleW * this.view.offsetX;
right = left + scaleW * this.view.width;
top -= scaleH * this.view.offsetY;
bottom = top - scaleH * this.view.height;
}
this.projectionMatrix.makeOrthographic(left, right, top, bottom, this.near, this.far, this.coordinateSystem);
this.projectionMatrixInverse.copy(this.projectionMatrix).invert();
}
toJSON(meta) {
const data = super.toJSON(meta);
data.object.zoom = this.zoom;
data.object.left = this.left;
data.object.right = this.right;
data.object.top = this.top;
data.object.bottom = this.bottom;
data.object.near = this.near;
data.object.far = this.far;
if (this.view !== null) data.object.view = Object.assign({}, this.view);
return data;
}
}
const LOD_MIN = 4;
const EXTRA_LOD_SIGMA = [0.125, 0.215, 0.35, 0.446, 0.526, 0.582];
const MAX_SAMPLES = 20;
const _flatCamera = /* @__PURE__ */ new OrthographicCamera();
const _clearColor = /* @__PURE__ */ new Color();
let _oldTarget = null;
let _oldActiveCubeFace = 0;
let _oldActiveMipmapLevel = 0;
let _oldXrEnabled = false;
const PHI = (1 + Math.sqrt(5)) / 2;
const INV_PHI = 1 / PHI;
const _axisDirections = [
/* @__PURE__ */ new Vector3(-PHI, INV_PHI, 0),
/* @__PURE__ */ new Vector3(PHI, INV_PHI, 0),
/* @__PURE__ */ new Vector3(-INV_PHI, 0, PHI),
/* @__PURE__ */ new Vector3(INV_PHI, 0, PHI),
/* @__PURE__ */ new Vector3(0, PHI, -INV_PHI),
/* @__PURE__ */ new Vector3(0, PHI, INV_PHI),
/* @__PURE__ */ new Vector3(-1, 1, -1),
/* @__PURE__ */ new Vector3(1, 1, -1),
/* @__PURE__ */ new Vector3(-1, 1, 1),
/* @__PURE__ */ new Vector3(1, 1, 1)
];
class PMREMGenerator {
constructor(renderer) {
this._renderer = renderer;
this._pingPongRenderTarget = null;
this._lodMax = 0;
this._cubeSize = 0;
this._lodPlanes = [];
this._sizeLods = [];
this._sigmas = [];
this._blurMaterial = null;
this._cubemapMaterial = null;
this._equirectMaterial = null;
this._compileMaterial(this._blurMaterial);
}
/**
* Generates a PMREM from a supplied Scene, which can be faster than using an
* image if networking bandwidth is low. Optional sigma specifies a blur radius
* in radians to be applied to the scene before PMREM generation. Optional near
* and far planes ensure the scene is rendered in its entirety (the cubeCamera
* is placed at the origin).
*/
fromScene(scene, sigma = 0, near = 0.1, far = 100) {
_oldTarget = this._renderer.getRenderTarget();
_oldActiveCubeFace = this._renderer.getActiveCubeFace();
_oldActiveMipmapLevel = this._renderer.getActiveMipmapLevel();
_oldXrEnabled = this._renderer.xr.enabled;
this._renderer.xr.enabled = false;
this._setSize(256);
const cubeUVRenderTarget = this._allocateTargets();
cubeUVRenderTarget.depthBuffer = true;
this._sceneToCubeUV(scene, near, far, cubeUVRenderTarget);
if (sigma > 0) {
this._blur(cubeUVRenderTarget, 0, 0, sigma);
}
this._applyPMREM(cubeUVRenderTarget);
this._cleanup(cubeUVRenderTarget);
return cubeUVRenderTarget;
}
/**
* Generates a PMREM from an equirectangular texture, which can be either LDR
* or HDR. The ideal input image size is 1k (1024 x 512),
* as this matches best with the 256 x 256 cubemap output.
* The smallest supported equirectangular image size is 64 x 32.
*/
fromEquirectangular(equirectangular, renderTarget = null) {
return this._fromTexture(equirectangular, renderTarget);
}
/**
* Generates a PMREM from an cubemap texture, which can be either LDR
* or HDR. The ideal input cube size is 256 x 256,
* as this matches best with the 256 x 256 cubemap output.
* The smallest supported cube size is 16 x 16.
*/
fromCubemap(cubemap, renderTarget = null) {
return this._fromTexture(cubemap, renderTarget);
}
/**
* Pre-compiles the cubemap shader. You can get faster start-up by invoking this method during
* your texture's network fetch for increased concurrency.
*/
compileCubemapShader() {
if (this._cubemapMaterial === null) {
this._cubemapMaterial = _getCubemapMaterial();
this._compileMaterial(this._cubemapMaterial);
}
}
/**
* Pre-compiles the equirectangular shader. You can get faster start-up by invoking this method during
* your texture's network fetch for increased concurrency.
*/
compileEquirectangularShader() {
if (this._equirectMaterial === null) {
this._equirectMaterial = _getEquirectMaterial();
this._compileMaterial(this._equirectMaterial);
}
}
/**
* Disposes of the PMREMGenerator's internal memory. Note that PMREMGenerator is a static class,
* so you should not need more than one PMREMGenerator object. If you do, calling dispose() on
* one of them will cause any others to also become unusable.
*/
dispose() {
this._dispose();
if (this._cubemapMaterial !== null) this._cubemapMaterial.dispose();
if (this._equirectMaterial !== null) this._equirectMaterial.dispose();
}
// private interface
_setSize(cubeSize) {
this._lodMax = Math.floor(Math.log2(cubeSize));
this._cubeSize = Math.pow(2, this._lodMax);
}
_dispose() {
if (this._blurMaterial !== null) this._blurMaterial.dispose();
if (this._pingPongRenderTarget !== null) this._pingPongRenderTarget.dispose();
for (let i = 0; i < this._lodPlanes.length; i++) {
this._lodPlanes[i].dispose();
}
}
_cleanup(outputTarget) {
this._renderer.setRenderTarget(_oldTarget, _oldActiveCubeFace, _oldActiveMipmapLevel);
this._renderer.xr.enabled = _oldXrEnabled;
outputTarget.scissorTest = false;
_setViewport(outputTarget, 0, 0, outputTarget.width, outputTarget.height);
}
_fromTexture(texture, renderTarget) {
if (texture.mapping === CubeReflectionMapping || texture.mapping === CubeRefractionMapping) {
this._setSize(texture.image.length === 0 ? 16 : texture.image[0].width || texture.image[0].image.width);
} else {
this._setSize(texture.image.width / 4);
}
_oldTarget = this._renderer.getRenderTarget();
_oldActiveCubeFace = this._renderer.getActiveCubeFace();
_oldActiveMipmapLevel = this._renderer.getActiveMipmapLevel();
_oldXrEnabled = this._renderer.xr.enabled;
this._renderer.xr.enabled = false;
const cubeUVRenderTarget = renderTarget || this._allocateTargets();
this._textureToCubeUV(texture, cubeUVRenderTarget);
this._applyPMREM(cubeUVRenderTarget);
this._cleanup(cubeUVRenderTarget);
return cubeUVRenderTarget;
}
_allocateTargets() {
const width = 3 * Math.max(this._cubeSize, 16 * 7);
const height = 4 * this._cubeSize;
const params = {
magFilter: LinearFilter,
minFilter: LinearFilter,
generateMipmaps: false,
type: HalfFloatType,
format: RGBAFormat,
colorSpace: LinearSRGBColorSpace,
depthBuffer: false
};
const cubeUVRenderTarget = _createRenderTarget(width, height, params);
if (this._pingPongRenderTarget === null || this._pingPongRenderTarget.width !== width || this._pingPongRenderTarget.height !== height) {
if (this._pingPongRenderTarget !== null) {
this._dispose();
}
this._pingPongRenderTarget = _createRenderTarget(width, height, params);
const { _lodMax } = this;
({ sizeLods: this._sizeLods, lodPlanes: this._lodPlanes, sigmas: this._sigmas } = _createPlanes(_lodMax));
this._blurMaterial = _getBlurShader(_lodMax, width, height);
}
return cubeUVRenderTarget;
}
_compileMaterial(material) {
const tmpMesh = new Mesh(this._lodPlanes[0], material);
this._renderer.compile(tmpMesh, _flatCamera);
}
_sceneToCubeUV(scene, near, far, cubeUVRenderTarget) {
const fov2 = 90;
const aspect2 = 1;
const cubeCamera = new PerspectiveCamera(fov2, aspect2, near, far);
const upSign = [1, -1, 1, 1, 1, 1];
const forwardSign = [1, 1, 1, -1, -1, -1];
const renderer = this._renderer;
const originalAutoClear = renderer.autoClear;
const toneMapping = renderer.toneMapping;
renderer.getClearColor(_clearColor);
renderer.toneMapping = NoToneMapping;
renderer.autoClear = false;
const backgroundMaterial = new MeshBasicMaterial({
name: "PMREM.Background",
side: BackSide,
depthWrite: false,
depthTest: false
});
const backgroundBox = new Mesh(new BoxGeometry(), backgroundMaterial);
let useSolidColor = false;
const background = scene.background;
if (background) {
if (background.isColor) {
backgroundMaterial.color.copy(background);
scene.background = null;
useSolidColor = true;
}
} else {
backgroundMaterial.color.copy(_clearColor);
useSolidColor = true;
}
for (let i = 0; i < 6; i++) {
const col = i % 3;
if (col === 0) {
cubeCamera.up.set(0, upSign[i], 0);
cubeCamera.lookAt(forwardSign[i], 0, 0);
} else if (col === 1) {
cubeCamera.up.set(0, 0, upSign[i]);
cubeCamera.lookAt(0, forwardSign[i], 0);
} else {
cubeCamera.up.set(0, upSign[i], 0);
cubeCamera.lookAt(0, 0, forwardSign[i]);
}
const size = this._cubeSize;
_setViewport(cubeUVRenderTarget, col * size, i > 2 ? size : 0, size, size);
renderer.setRenderTarget(cubeUVRenderTarget);
if (useSolidColor) {
renderer.render(backgroundBox, cubeCamera);
}
renderer.render(scene, cubeCamera);
}
backgroundBox.geometry.dispose();
backgroundBox.material.dispose();
renderer.toneMapping = toneMapping;
renderer.autoClear = originalAutoClear;
scene.background = background;
}
_textureToCubeUV(texture, cubeUVRenderTarget) {
const renderer = this._renderer;
const isCubeTexture = texture.mapping === CubeReflectionMapping || texture.mapping === CubeRefractionMapping;
if (isCubeTexture) {
if (this._cubemapMaterial === null) {
this._cubemapMaterial = _getCubemapMaterial();
}
this._cubemapMaterial.uniforms.flipEnvMap.value = texture.isRenderTargetTexture === false ? -1 : 1;
} else {
if (this._equirectMaterial === null) {
this._equirectMaterial = _getEquirectMaterial();
}
}
const material = isCubeTexture ? this._cubemapMaterial : this._equirectMaterial;
const mesh = new Mesh(this._lodPlanes[0], material);
const uniforms = material.uniforms;
uniforms["envMap"].value = texture;
const size = this._cubeSize;
_setViewport(cubeUVRenderTarget, 0, 0, 3 * size, 2 * size);
renderer.setRenderTarget(cubeUVRenderTarget);
renderer.render(mesh, _flatCamera);
}
_applyPMREM(cubeUVRenderTarget) {
const renderer = this._renderer;
const autoClear = renderer.autoClear;
renderer.autoClear = false;
const n = this._lodPlanes.length;
for (let i = 1; i < n; i++) {
const sigma = Math.sqrt(this._sigmas[i] * this._sigmas[i] - this._sigmas[i - 1] * this._sigmas[i - 1]);
const poleAxis = _axisDirections[(n - i - 1) % _axisDirections.length];
this._blur(cubeUVRenderTarget, i - 1, i, sigma, poleAxis);
}
renderer.autoClear = autoClear;
}
/**
* This is a two-pass Gaussian blur for a cubemap. Normally this is done
* vertically and horizontally, but this breaks down on a cube. Here we apply
* the blur latitudinally (around the poles), and then longitudinally (towards
* the poles) to approximate the orthogonally-separable blur. It is least
* accurate at the poles, but still does a decent job.
*/
_blur(cubeUVRenderTarget, lodIn, lodOut, sigma, poleAxis) {
const pingPongRenderTarget = this._pingPongRenderTarget;
this._halfBlur(
cubeUVRenderTarget,
pingPongRenderTarget,
lodIn,
lodOut,
sigma,
"latitudinal",
poleAxis
);
this._halfBlur(
pingPongRenderTarget,
cubeUVRenderTarget,
lodOut,
lodOut,
sigma,
"longitudinal",
poleAxis
);
}
_halfBlur(targetIn, targetOut, lodIn, lodOut, sigmaRadians, direction, poleAxis) {
const renderer = this._renderer;
const blurMaterial = this._blurMaterial;
if (direction !== "latitudinal" && direction !== "longitudinal") {
console.error(
"blur direction must be either latitudinal or longitudinal!"
);
}
const STANDARD_DEVIATIONS = 3;
const blurMesh = new Mesh(this._lodPlanes[lodOut], blurMaterial);
const blurUniforms = blurMaterial.uniforms;
const pixels = this._sizeLods[lodIn] - 1;
const radiansPerPixel = isFinite(sigmaRadians) ? Math.PI / (2 * pixels) : 2 * Math.PI / (2 * MAX_SAMPLES - 1);
const sigmaPixels = sigmaRadians / radiansPerPixel;
const samples = isFinite(sigmaRadians) ? 1 + Math.floor(STANDARD_DEVIATIONS * sigmaPixels) : MAX_SAMPLES;
if (samples > MAX_SAMPLES) {
console.warn(`sigmaRadians, ${sigmaRadians}, is too large and will clip, as it requested ${samples} samples when the maximum is set to ${MAX_SAMPLES}`);
}
const weights = [];
let sum = 0;
for (let i = 0; i < MAX_SAMPLES; ++i) {
const x2 = i / sigmaPixels;
const weight = Math.exp(-x2 * x2 / 2);
weights.push(weight);
if (i === 0) {
sum += weight;
} else if (i < samples) {
sum += 2 * weight;
}
}
for (let i = 0; i < weights.length; i++) {
weights[i] = weights[i] / sum;
}
blurUniforms["envMap"].value = targetIn.texture;
blurUniforms["samples"].value = samples;
blurUniforms["weights"].value = weights;
blurUniforms["latitudinal"].value = direction === "latitudinal";
if (poleAxis) {
blurUniforms["poleAxis"].value = poleAxis;
}
const { _lodMax } = this;
blurUniforms["dTheta"].value = radiansPerPixel;
blurUniforms["mipInt"].value = _lodMax - lodIn;
const outputSize = this._sizeLods[lodOut];
const x = 3 * outputSize * (lodOut > _lodMax - LOD_MIN ? lodOut - _lodMax + LOD_MIN : 0);
const y = 4 * (this._cubeSize - outputSize);
_setViewport(targetOut, x, y, 3 * outputSize, 2 * outputSize);
renderer.setRenderTarget(targetOut);
renderer.render(blurMesh, _flatCamera);
}
}
function _createPlanes(lodMax) {
const lodPlanes = [];
const sizeLods = [];
const sigmas = [];
let lod = lodMax;
const totalLods = lodMax - LOD_MIN + 1 + EXTRA_LOD_SIGMA.length;
for (let i = 0; i < totalLods; i++) {
const sizeLod = Math.pow(2, lod);
sizeLods.push(sizeLod);
let sigma = 1 / sizeLod;
if (i > lodMax - LOD_MIN) {
sigma = EXTRA_LOD_SIGMA[i - lodMax + LOD_MIN - 1];
} else if (i === 0) {
sigma = 0;
}
sigmas.push(sigma);
const texelSize = 1 / (sizeLod - 2);
const min = -texelSize;
const max = 1 + texelSize;
const uv1 = [min, min, max, min, max, max, min, min, max, max, min, max];
const cubeFaces = 6;
const vertices = 6;
const positionSize = 3;
const uvSize = 2;
const faceIndexSize = 1;
const position = new Float32Array(positionSize * vertices * cubeFaces);
const uv = new Float32Array(uvSize * vertices * cubeFaces);
const faceIndex = new Float32Array(faceIndexSize * vertices * cubeFaces);
for (let face = 0; face < cubeFaces; face++) {
const x = face % 3 * 2 / 3 - 1;
const y = face > 2 ? 0 : -1;
const coordinates = [
x,
y,
0,
x + 2 / 3,
y,
0,
x + 2 / 3,
y + 1,
0,
x,
y,
0,
x + 2 / 3,
y + 1,
0,
x,
y + 1,
0
];
position.set(coordinates, positionSize * vertices * face);
uv.set(uv1, uvSize * vertices * face);
const fill = [face, face, face, face, face, face];
faceIndex.set(fill, faceIndexSize * vertices * face);
}
const planes = new BufferGeometry();
planes.setAttribute("position", new BufferAttribute(position, positionSize));
planes.setAttribute("uv", new BufferAttribute(uv, uvSize));
planes.setAttribute("faceIndex", new BufferAttribute(faceIndex, faceIndexSize));
lodPlanes.push(planes);
if (lod > LOD_MIN) {
lod--;
}
}
return { lodPlanes, sizeLods, sigmas };
}
function _createRenderTarget(width, height, params) {
const cubeUVRenderTarget = new WebGLRenderTarget(width, height, params);
cubeUVRenderTarget.texture.mapping = CubeUVReflectionMapping;
cubeUVRenderTarget.texture.name = "PMREM.cubeUv";
cubeUVRenderTarget.scissorTest = true;
return cubeUVRenderTarget;
}
function _setViewport(target, x, y, width, height) {
target.viewport.set(x, y, width, height);
target.scissor.set(x, y, width, height);
}
function _getBlurShader(lodMax, width, height) {
const weights = new Float32Array(MAX_SAMPLES);
const poleAxis = new Vector3(0, 1, 0);
const shaderMaterial = new ShaderMaterial({
name: "SphericalGaussianBlur",
defines: {
"n": MAX_SAMPLES,
"CUBEUV_TEXEL_WIDTH": 1 / width,
"CUBEUV_TEXEL_HEIGHT": 1 / height,
"CUBEUV_MAX_MIP": `${lodMax}.0`
},
uniforms: {
"envMap": { value: null },
"samples": { value: 1 },
"weights": { value: weights },
"latitudinal": { value: false },
"dTheta": { value: 0 },
"mipInt": { value: 0 },
"poleAxis": { value: poleAxis }
},
vertexShader: _getCommonVertexShader(),
fragmentShader: (
/* glsl */
`
precision mediump float;
precision mediump int;
varying vec3 vOutputDirection;
uniform sampler2D envMap;
uniform int samples;
uniform float weights[ n ];
uniform bool latitudinal;
uniform float dTheta;
uniform float mipInt;
uniform vec3 poleAxis;
#define ENVMAP_TYPE_CUBE_UV
#include <cube_uv_reflection_fragment>
vec3 getSample( float theta, vec3 axis ) {
float cosTheta = cos( theta );
// Rodrigues' axis-angle rotation
vec3 sampleDirection = vOutputDirection * cosTheta
+ cross( axis, vOutputDirection ) * sin( theta )
+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );
return bilinearCubeUV( envMap, sampleDirection, mipInt );
}
void main() {
vec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );
if ( all( equal( axis, vec3( 0.0 ) ) ) ) {
axis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );
}
axis = normalize( axis );
gl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );
gl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );
for ( int i = 1; i < n; i++ ) {
if ( i >= samples ) {
break;
}
float theta = dTheta * float( i );
gl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );
gl_FragColor.rgb += weights[ i ] * getSample( theta, axis );
}
}
`
),
blending: NoBlending,
depthTest: false,
depthWrite: false
});
return shaderMaterial;
}
function _getEquirectMaterial() {
return new ShaderMaterial({
name: "EquirectangularToCubeUV",
uniforms: {
"envMap": { value: null }
},
vertexShader: _getCommonVertexShader(),
fragmentShader: (
/* glsl */
`
precision mediump float;
precision mediump int;
varying vec3 vOutputDirection;
uniform sampler2D envMap;
#include <common>
void main() {
vec3 outputDirection = normalize( vOutputDirection );
vec2 uv = equirectUv( outputDirection );
gl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );
}
`
),
blending: NoBlending,
depthTest: false,
depthWrite: false
});
}
function _getCubemapMaterial() {
return new ShaderMaterial({
name: "CubemapToCubeUV",
uniforms: {
"envMap": { value: null },
"flipEnvMap": { value: -1 }
},
vertexShader: _getCommonVertexShader(),
fragmentShader: (
/* glsl */
`
precision mediump float;
precision mediump int;
uniform float flipEnvMap;
varying vec3 vOutputDirection;
uniform samplerCube envMap;
void main() {
gl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );
}
`
),
blending: NoBlending,
depthTest: false,
depthWrite: false
});
}
function _getCommonVertexShader() {
return (
/* glsl */
`
precision mediump float;
precision mediump int;
attribute float faceIndex;
varying vec3 vOutputDirection;
// RH coordinate system; PMREM face-indexing convention
vec3 getDirection( vec2 uv, float face ) {
uv = 2.0 * uv - 1.0;
vec3 direction = vec3( uv, 1.0 );
if ( face == 0.0 ) {
direction = direction.zyx; // ( 1, v, u ) pos x
} else if ( face == 1.0 ) {
direction = direction.xzy;
direction.xz *= -1.0; // ( -u, 1, -v ) pos y
} else if ( face == 2.0 ) {
direction.x *= -1.0; // ( -u, v, 1 ) pos z
} else if ( face == 3.0 ) {
direction = direction.zyx;
direction.xz *= -1.0; // ( -1, v, -u ) neg x
} else if ( face == 4.0 ) {
direction = direction.xzy;
direction.xy *= -1.0; // ( -u, -1, v ) neg y
} else if ( face == 5.0 ) {
direction.z *= -1.0; // ( u, v, -1 ) neg z
}
return direction;
}
void main() {
vOutputDirection = getDirection( uv, faceIndex );
gl_Position = vec4( position, 1.0 );
}
`
);
}
function WebGLCubeUVMaps(renderer) {
let cubeUVmaps = /* @__PURE__ */ new WeakMap();
let pmremGenerator = null;
function get(texture) {
if (texture && texture.isTexture) {
const mapping = texture.mapping;
const isEquirectMap = mapping === EquirectangularReflectionMapping || mapping === EquirectangularRefractionMapping;
const isCubeMap = mapping === CubeReflectionMapping || mapping === CubeRefractionMapping;
if (isEquirectMap || isCubeMap) {
let renderTarget = cubeUVmaps.get(texture);
const currentPMREMVersion = renderTarget !== void 0 ? renderTarget.texture.pmremVersion : 0;
if (texture.isRenderTargetTexture && texture.pmremVersion !== currentPMREMVersion) {
if (pmremGenerator === null) pmremGenerator = new PMREMGenerator(renderer);
renderTarget = isEquirectMap ? pmremGenerator.fromEquirectangular(texture, renderTarget) : pmremGenerator.fromCubemap(texture, renderTarget);
renderTarget.texture.pmremVersion = texture.pmremVersion;
cubeUVmaps.set(texture, renderTarget);
return renderTarget.texture;
} else {
if (renderTarget !== void 0) {
return renderTarget.texture;
} else {
const image = texture.image;
if (isEquirectMap && image && image.height > 0 || isCubeMap && image && isCubeTextureComplete(image)) {
if (pmremGenerator === null) pmremGenerator = new PMREMGenerator(renderer);
renderTarget = isEquirectMap ? pmremGenerator.fromEquirectangular(texture) : pmremGenerator.fromCubemap(texture);
renderTarget.texture.pmremVersion = texture.pmremVersion;
cubeUVmaps.set(texture, renderTarget);
texture.addEventListener("dispose", onTextureDispose);
return renderTarget.texture;
} else {
return null;
}
}
}
}
}
return texture;
}
function isCubeTextureComplete(image) {
let count = 0;
const length = 6;
for (let i = 0; i < length; i++) {
if (image[i] !== void 0) count++;
}
return count === length;
}
function onTextureDispose(event) {
const texture = event.target;
texture.removeEventListener("dispose", onTextureDispose);
const cubemapUV = cubeUVmaps.get(texture);
if (cubemapUV !== void 0) {
cubeUVmaps.delete(texture);
cubemapUV.dispose();
}
}
function dispose() {
cubeUVmaps = /* @__PURE__ */ new WeakMap();
if (pmremGenerator !== null) {
pmremGenerator.dispose();
pmremGenerator = null;
}
}
return {
get,
dispose
};
}
function WebGLExtensions(gl) {
const extensions = {};
function getExtension(name) {
if (extensions[name] !== void 0) {
return extensions[name];
}
let extension;
switch (name) {
case "WEBGL_depth_texture":
extension = gl.getExtension("WEBGL_depth_texture") || gl.getExtension("MOZ_WEBGL_depth_texture") || gl.getExtension("WEBKIT_WEBGL_depth_texture");
break;
case "EXT_texture_filter_anisotropic":
extension = gl.getExtension("EXT_texture_filter_anisotropic") || gl.getExtension("MOZ_EXT_texture_filter_anisotropic") || gl.getExtension("WEBKIT_EXT_texture_filter_anisotropic");
break;
case "WEBGL_compressed_texture_s3tc":
extension = gl.getExtension("WEBGL_compressed_texture_s3tc") || gl.getExtension("MOZ_WEBGL_compressed_texture_s3tc") || gl.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");
break;
case "WEBGL_compressed_texture_pvrtc":
extension = gl.getExtension("WEBGL_compressed_texture_pvrtc") || gl.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");
break;
default:
extension = gl.getExtension(name);
}
extensions[name] = extension;
return extension;
}
return {
has: function(name) {
return getExtension(name) !== null;
},
init: function() {
getExtension("EXT_color_buffer_float");
getExtension("WEBGL_clip_cull_distance");
getExtension("OES_texture_float_linear");
getExtension("EXT_color_buffer_half_float");
getExtension("WEBGL_multisampled_render_to_texture");
getExtension("WEBGL_render_shared_exponent");
},
get: function(name) {
const extension = getExtension(name);
if (extension === null) {
warnOnce("THREE.WebGLRenderer: " + name + " extension not supported.");
}
return extension;
}
};
}
function WebGLGeometries(gl, attributes, info, bindingStates) {
const geometries = {};
const wireframeAttributes = /* @__PURE__ */ new WeakMap();
function onGeometryDispose(event) {
const geometry = event.target;
if (geometry.index !== null) {
attributes.remove(geometry.index);
}
for (const name in geometry.attributes) {
attributes.remove(geometry.attributes[name]);
}
for (const name in geometry.morphAttributes) {
const array = geometry.morphAttributes[name];
for (let i = 0, l = array.length; i < l; i++) {
attributes.remove(array[i]);
}
}
geometry.removeEventListener("dispose", onGeometryDispose);
delete geometries[geometry.id];
const attribute = wireframeAttributes.get(geometry);
if (attribute) {
attributes.remove(attribute);
wireframeAttributes.delete(geometry);
}
bindingStates.releaseStatesOfGeometry(geometry);
if (geometry.isInstancedBufferGeometry === true) {
delete geometry._maxInstanceCount;
}
info.memory.geometries--;
}
function get(object, geometry) {
if (geometries[geometry.id] === true) return geometry;
geometry.addEventListener("dispose", onGeometryDispose);
geometries[geometry.id] = true;
info.memory.geometries++;
return geometry;
}
function update(geometry) {
const geometryAttributes = geometry.attributes;
for (const name in geometryAttributes) {
attributes.update(geometryAttributes[name], gl.ARRAY_BUFFER);
}
const morphAttributes = geometry.morphAttributes;
for (const name in morphAttributes) {
const array = morphAttributes[name];
for (let i = 0, l = array.length; i < l; i++) {
attributes.update(array[i], gl.ARRAY_BUFFER);
}
}
}
function updateWireframeAttribute(geometry) {
const indices = [];
const geometryIndex = geometry.index;
const geometryPosition = geometry.attributes.position;
let version = 0;
if (geometryIndex !== null) {
const array = geometryIndex.array;
version = geometryIndex.version;
for (let i = 0, l = array.length; i < l; i += 3) {
const a = array[i + 0];
const b = array[i + 1];
const c = array[i + 2];
indices.push(a, b, b, c, c, a);
}
} else if (geometryPosition !== void 0) {
const array = geometryPosition.array;
version = geometryPosition.version;
for (let i = 0, l = array.length / 3 - 1; i < l; i += 3) {
const a = i + 0;
const b = i + 1;
const c = i + 2;
indices.push(a, b, b, c, c, a);
}
} else {
return;
}
const attribute = new (arrayNeedsUint32(indices) ? Uint32BufferAttribute : Uint16BufferAttribute)(indices, 1);
attribute.version = version;
const previousAttribute = wireframeAttributes.get(geometry);
if (previousAttribute) attributes.remove(previousAttribute);
wireframeAttributes.set(geometry, attribute);
}
function getWireframeAttribute(geometry) {
const currentAttribute = wireframeAttributes.get(geometry);
if (currentAttribute) {
const geometryIndex = geometry.index;
if (geometryIndex !== null) {
if (currentAttribute.version < geometryIndex.version) {
updateWireframeAttribute(geometry);
}
}
} else {
updateWireframeAttribute(geometry);
}
return wireframeAttributes.get(geometry);
}
return {
get,
update,
getWireframeAttribute
};
}
function WebGLIndexedBufferRenderer(gl, extensions, info) {
let mode;
function setMode(value) {
mode = value;
}
let type, bytesPerElement;
function setIndex(value) {
type = value.type;
bytesPerElement = value.bytesPerElement;
}
function render(start, count) {
gl.drawElements(mode, count, type, start * bytesPerElement);
info.update(count, mode, 1);
}
function renderInstances(start, count, primcount) {
if (primcount === 0) return;
gl.drawElementsInstanced(mode, count, type, start * bytesPerElement, primcount);
info.update(count, mode, primcount);
}
function renderMultiDraw(starts, counts, drawCount) {
if (drawCount === 0) return;
const extension = extensions.get("WEBGL_multi_draw");
extension.multiDrawElementsWEBGL(mode, counts, 0, type, starts, 0, drawCount);
let elementCount = 0;
for (let i = 0; i < drawCount; i++) {
elementCount += counts[i];
}
info.update(elementCount, mode, 1);
}
function renderMultiDrawInstances(starts, counts, drawCount, primcount) {
if (drawCount === 0) return;
const extension = extensions.get("WEBGL_multi_draw");
if (extension === null) {
for (let i = 0; i < starts.length; i++) {
renderInstances(starts[i] / bytesPerElement, counts[i], primcount[i]);
}
} else {
extension.multiDrawElementsInstancedWEBGL(mode, counts, 0, type, starts, 0, primcount, 0, drawCount);
let elementCount = 0;
for (let i = 0; i < drawCount; i++) {
elementCount += counts[i] * primcount[i];
}
info.update(elementCount, mode, 1);
}
}
this.setMode = setMode;
this.setIndex = setIndex;
this.render = render;
this.renderInstances = renderInstances;
this.renderMultiDraw = renderMultiDraw;
this.renderMultiDrawInstances = renderMultiDrawInstances;
}
function WebGLInfo(gl) {
const memory = {
geometries: 0,
textures: 0
};
const render = {
frame: 0,
calls: 0,
triangles: 0,
points: 0,
lines: 0
};
function update(count, mode, instanceCount) {
render.calls++;
switch (mode) {
case gl.TRIANGLES:
render.triangles += instanceCount * (count / 3);
break;
case gl.LINES:
render.lines += instanceCount * (count / 2);
break;
case gl.LINE_STRIP:
render.lines += instanceCount * (count - 1);
break;
case gl.LINE_LOOP:
render.lines += instanceCount * count;
break;
case gl.POINTS:
render.points += instanceCount * count;
break;
default:
console.error("THREE.WebGLInfo: Unknown draw mode:", mode);
break;
}
}
function reset() {
render.calls = 0;
render.triangles = 0;
render.points = 0;
render.lines = 0;
}
return {
memory,
render,
programs: null,
autoReset: true,
reset,
update
};
}
function WebGLMorphtargets(gl, capabilities, textures) {
const morphTextures = /* @__PURE__ */ new WeakMap();
const morph = new Vector4();
function update(object, geometry, program) {
const objectInfluences = object.morphTargetInfluences;
const morphAttribute = geometry.morphAttributes.position || geometry.morphAttributes.normal || geometry.morphAttributes.color;
const morphTargetsCount = morphAttribute !== void 0 ? morphAttribute.length : 0;
let entry = morphTextures.get(geometry);
if (entry === void 0 || entry.count !== morphTargetsCount) {
let disposeTexture = function() {
texture.dispose();
morphTextures.delete(geometry);
geometry.removeEventListener("dispose", disposeTexture);
};
if (entry !== void 0) entry.texture.dispose();
const hasMorphPosition = geometry.morphAttributes.position !== void 0;
const hasMorphNormals = geometry.morphAttributes.normal !== void 0;
const hasMorphColors = geometry.morphAttributes.color !== void 0;
const morphTargets = geometry.morphAttributes.position || [];
const morphNormals = geometry.morphAttributes.normal || [];
const morphColors = geometry.morphAttributes.color || [];
let vertexDataCount = 0;
if (hasMorphPosition === true) vertexDataCount = 1;
if (hasMorphNormals === true) vertexDataCount = 2;
if (hasMorphColors === true) vertexDataCount = 3;
let width = geometry.attributes.position.count * vertexDataCount;
let height = 1;
if (width > capabilities.maxTextureSize) {
height = Math.ceil(width / capabilities.maxTextureSize);
width = capabilities.maxTextureSize;
}
const buffer = new Float32Array(width * height * 4 * morphTargetsCount);
const texture = new DataArrayTexture(buffer, width, height, morphTargetsCount);
texture.type = FloatType;
texture.needsUpdate = true;
const vertexDataStride = vertexDataCount * 4;
for (let i = 0; i < morphTargetsCount; i++) {
const morphTarget = morphTargets[i];
const morphNormal = morphNormals[i];
const morphColor = morphColors[i];
const offset = width * height * 4 * i;
for (let j = 0; j < morphTarget.count; j++) {
const stride = j * vertexDataStride;
if (hasMorphPosition === true) {
morph.fromBufferAttribute(morphTarget, j);
buffer[offset + stride + 0] = morph.x;
buffer[offset + stride + 1] = morph.y;
buffer[offset + stride + 2] = morph.z;
buffer[offset + stride + 3] = 0;
}
if (hasMorphNormals === true) {
morph.fromBufferAttribute(morphNormal, j);
buffer[offset + stride + 4] = morph.x;
buffer[offset + stride + 5] = morph.y;
buffer[offset + stride + 6] = morph.z;
buffer[offset + stride + 7] = 0;
}
if (hasMorphColors === true) {
morph.fromBufferAttribute(morphColor, j);
buffer[offset + stride + 8] = morph.x;
buffer[offset + stride + 9] = morph.y;
buffer[offset + stride + 10] = morph.z;
buffer[offset + stride + 11] = morphColor.itemSize === 4 ? morph.w : 1;
}
}
}
entry = {
count: morphTargetsCount,
texture,
size: new Vector2(width, height)
};
morphTextures.set(geometry, entry);
geometry.addEventListener("dispose", disposeTexture);
}
if (object.isInstancedMesh === true && object.morphTexture !== null) {
program.getUniforms().setValue(gl, "morphTexture", object.morphTexture, textures);
} else {
let morphInfluencesSum = 0;
for (let i = 0; i < objectInfluences.length; i++) {
morphInfluencesSum += objectInfluences[i];
}
const morphBaseInfluence = geometry.morphTargetsRelative ? 1 : 1 - morphInfluencesSum;
program.getUniforms().setValue(gl, "morphTargetBaseInfluence", morphBaseInfluence);
program.getUniforms().setValue(gl, "morphTargetInfluences", objectInfluences);
}
program.getUniforms().setValue(gl, "morphTargetsTexture", entry.texture, textures);
program.getUniforms().setValue(gl, "morphTargetsTextureSize", entry.size);
}
return {
update
};
}
function WebGLObjects(gl, geometries, attributes, info) {
let updateMap = /* @__PURE__ */ new WeakMap();
function update(object) {
const frame = info.render.frame;
const geometry = object.geometry;
const buffergeometry = geometries.get(object, geometry);
if (updateMap.get(buffergeometry) !== frame) {
geometries.update(buffergeometry);
updateMap.set(buffergeometry, frame);
}
if (object.isInstancedMesh) {
if (object.hasEventListener("dispose", onInstancedMeshDispose) === false) {
object.addEventListener("dispose", onInstancedMeshDispose);
}
if (updateMap.get(object) !== frame) {
attributes.update(object.instanceMatrix, gl.ARRAY_BUFFER);
if (object.instanceColor !== null) {
attributes.update(object.instanceColor, gl.ARRAY_BUFFER);
}
updateMap.set(object, frame);
}
}
if (object.isSkinnedMesh) {
const skeleton = object.skeleton;
if (updateMap.get(skeleton) !== frame) {
skeleton.update();
updateMap.set(skeleton, frame);
}
}
return buffergeometry;
}
function dispose() {
updateMap = /* @__PURE__ */ new WeakMap();
}
function onInstancedMeshDispose(event) {
const instancedMesh = event.target;
instancedMesh.removeEventListener("dispose", onInstancedMeshDispose);
attributes.remove(instancedMesh.instanceMatrix);
if (instancedMesh.instanceColor !== null) attributes.remove(instancedMesh.instanceColor);
}
return {
update,
dispose
};
}
class DepthTexture extends Texture {
constructor(width, height, type, mapping, wrapS, wrapT, magFilter, minFilter, anisotropy, format = DepthFormat) {
if (format !== DepthFormat && format !== DepthStencilFormat) {
throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");
}
if (type === void 0 && format === DepthFormat) type = UnsignedIntType;
if (type === void 0 && format === DepthStencilFormat) type = UnsignedInt248Type;
super(null, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy);
this.isDepthTexture = true;
this.image = { width, height };
this.magFilter = magFilter !== void 0 ? magFilter : NearestFilter;
this.minFilter = minFilter !== void 0 ? minFilter : NearestFilter;
this.flipY = false;
this.generateMipmaps = false;
this.compareFunction = null;
}
copy(source) {
super.copy(source);
this.compareFunction = source.compareFunction;
return this;
}
toJSON(meta) {
const data = super.toJSON(meta);
if (this.compareFunction !== null) data.compareFunction = this.compareFunction;
return data;
}
}
const emptyTexture = /* @__PURE__ */ new Texture();
const emptyShadowTexture = /* @__PURE__ */ new DepthTexture(1, 1);
const emptyArrayTexture = /* @__PURE__ */ new DataArrayTexture();
const empty3dTexture = /* @__PURE__ */ new Data3DTexture();
const emptyCubeTexture = /* @__PURE__ */ new CubeTexture();
const arrayCacheF32 = [];
const arrayCacheI32 = [];
const mat4array = new Float32Array(16);
const mat3array = new Float32Array(9);
const mat2array = new Float32Array(4);
function flatten(array, nBlocks, blockSize) {
const firstElem = array[0];
if (firstElem <= 0 || firstElem > 0) return array;
const n = nBlocks * blockSize;
let r = arrayCacheF32[n];
if (r === void 0) {
r = new Float32Array(n);
arrayCacheF32[n] = r;
}
if (nBlocks !== 0) {
firstElem.toArray(r, 0);
for (let i = 1, offset = 0; i !== nBlocks; ++i) {
offset += blockSize;
array[i].toArray(r, offset);
}
}
return r;
}
function arraysEqual(a, b) {
if (a.length !== b.length) return false;
for (let i = 0, l = a.length; i < l; i++) {
if (a[i] !== b[i]) return false;
}
return true;
}
function copyArray(a, b) {
for (let i = 0, l = b.length; i < l; i++) {
a[i] = b[i];
}
}
function allocTexUnits(textures, n) {
let r = arrayCacheI32[n];
if (r === void 0) {
r = new Int32Array(n);
arrayCacheI32[n] = r;
}
for (let i = 0; i !== n; ++i) {
r[i] = textures.allocateTextureUnit();
}
return r;
}
function setValueV1f(gl, v) {
const cache = this.cache;
if (cache[0] === v) return;
gl.uniform1f(this.addr, v);
cache[0] = v;
}
function setValueV2f(gl, v) {
const cache = this.cache;
if (v.x !== void 0) {
if (cache[0] !== v.x || cache[1] !== v.y) {
gl.uniform2f(this.addr, v.x, v.y);
cache[0] = v.x;
cache[1] = v.y;
}
} else {
if (arraysEqual(cache, v)) return;
gl.uniform2fv(this.addr, v);
copyArray(cache, v);
}
}
function setValueV3f(gl, v) {
const cache = this.cache;
if (v.x !== void 0) {
if (cache[0] !== v.x || cache[1] !== v.y || cache[2] !== v.z) {
gl.uniform3f(this.addr, v.x, v.y, v.z);
cache[0] = v.x;
cache[1] = v.y;
cache[2] = v.z;
}
} else if (v.r !== void 0) {
if (cache[0] !== v.r || cache[1] !== v.g || cache[2] !== v.b) {
gl.uniform3f(this.addr, v.r, v.g, v.b);
cache[0] = v.r;
cache[1] = v.g;
cache[2] = v.b;
}
} else {
if (arraysEqual(cache, v)) return;
gl.uniform3fv(this.addr, v);
copyArray(cache, v);
}
}
function setValueV4f(gl, v) {
const cache = this.cache;
if (v.x !== void 0) {
if (cache[0] !== v.x || cache[1] !== v.y || cache[2] !== v.z || cache[3] !== v.w) {
gl.uniform4f(this.addr, v.x, v.y, v.z, v.w);
cache[0] = v.x;
cache[1] = v.y;
cache[2] = v.z;
cache[3] = v.w;
}
} else {
if (arraysEqual(cache, v)) return;
gl.uniform4fv(this.addr, v);
copyArray(cache, v);
}
}
function setValueM2(gl, v) {
const cache = this.cache;
const elements = v.elements;
if (elements === void 0) {
if (arraysEqual(cache, v)) return;
gl.uniformMatrix2fv(this.addr, false, v);
copyArray(cache, v);
} else {
if (arraysEqual(cache, elements)) return;
mat2array.set(elements);
gl.uniformMatrix2fv(this.addr, false, mat2array);
copyArray(cache, elements);
}
}
function setValueM3(gl, v) {
const cache = this.cache;
const elements = v.elements;
if (elements === void 0) {
if (arraysEqual(cache, v)) return;
gl.uniformMatrix3fv(this.addr, false, v);
copyArray(cache, v);
} else {
if (arraysEqual(cache, elements)) return;
mat3array.set(elements);
gl.uniformMatrix3fv(this.addr, false, mat3array);
copyArray(cache, elements);
}
}
function setValueM4(gl, v) {
const cache = this.cache;
const elements = v.elements;
if (elements === void 0) {
if (arraysEqual(cache, v)) return;
gl.uniformMatrix4fv(this.addr, false, v);
copyArray(cache, v);
} else {
if (arraysEqual(cache, elements)) return;
mat4array.set(elements);
gl.uniformMatrix4fv(this.addr, false, mat4array);
copyArray(cache, elements);
}
}
function setValueV1i(gl, v) {
const cache = this.cache;
if (cache[0] === v) return;
gl.uniform1i(this.addr, v);
cache[0] = v;
}
function setValueV2i(gl, v) {
const cache = this.cache;
if (v.x !== void 0) {
if (cache[0] !== v.x || cache[1] !== v.y) {
gl.uniform2i(this.addr, v.x, v.y);
cache[0] = v.x;
cache[1] = v.y;
}
} else {
if (arraysEqual(cache, v)) return;
gl.uniform2iv(this.addr, v);
copyArray(cache, v);
}
}
function setValueV3i(gl, v) {
const cache = this.cache;
if (v.x !== void 0) {
if (cache[0] !== v.x || cache[1] !== v.y || cache[2] !== v.z) {
gl.uniform3i(this.addr, v.x, v.y, v.z);
cache[0] = v.x;
cache[1] = v.y;
cache[2] = v.z;
}
} else {
if (arraysEqual(cache, v)) return;
gl.uniform3iv(this.addr, v);
copyArray(cache, v);
}
}
function setValueV4i(gl, v) {
const cache = this.cache;
if (v.x !== void 0) {
if (cache[0] !== v.x || cache[1] !== v.y || cache[2] !== v.z || cache[3] !== v.w) {
gl.uniform4i(this.addr, v.x, v.y, v.z, v.w);
cache[0] = v.x;
cache[1] = v.y;
cache[2] = v.z;
cache[3] = v.w;
}
} else {
if (arraysEqual(cache, v)) return;
gl.uniform4iv(this.addr, v);
copyArray(cache, v);
}
}
function setValueV1ui(gl, v) {
const cache = this.cache;
if (cache[0] === v) return;
gl.uniform1ui(this.addr, v);
cache[0] = v;
}
function setValueV2ui(gl, v) {
const cache = this.cache;
if (v.x !== void 0) {
if (cache[0] !== v.x || cache[1] !== v.y) {
gl.uniform2ui(this.addr, v.x, v.y);
cache[0] = v.x;
cache[1] = v.y;
}
} else {
if (arraysEqual(cache, v)) return;
gl.uniform2uiv(this.addr, v);
copyArray(cache, v);
}
}
function setValueV3ui(gl, v) {
const cache = this.cache;
if (v.x !== void 0) {
if (cache[0] !== v.x || cache[1] !== v.y || cache[2] !== v.z) {
gl.uniform3ui(this.addr, v.x, v.y, v.z);
cache[0] = v.x;
cache[1] = v.y;
cache[2] = v.z;
}
} else {
if (arraysEqual(cache, v)) return;
gl.uniform3uiv(this.addr, v);
copyArray(cache, v);
}
}
function setValueV4ui(gl, v) {
const cache = this.cache;
if (v.x !== void 0) {
if (cache[0] !== v.x || cache[1] !== v.y || cache[2] !== v.z || cache[3] !== v.w) {
gl.uniform4ui(this.addr, v.x, v.y, v.z, v.w);
cache[0] = v.x;
cache[1] = v.y;
cache[2] = v.z;
cache[3] = v.w;
}
} else {
if (arraysEqual(cache, v)) return;
gl.uniform4uiv(this.addr, v);
copyArray(cache, v);
}
}
function setValueT1(gl, v, textures) {
const cache = this.cache;
const unit = textures.allocateTextureUnit();
if (cache[0] !== unit) {
gl.uniform1i(this.addr, unit);
cache[0] = unit;
}
let emptyTexture2D;
if (this.type === gl.SAMPLER_2D_SHADOW) {
emptyShadowTexture.compareFunction = LessEqualCompare;
emptyTexture2D = emptyShadowTexture;
} else {
emptyTexture2D = emptyTexture;
}
textures.setTexture2D(v || emptyTexture2D, unit);
}
function setValueT3D1(gl, v, textures) {
const cache = this.cache;
const unit = textures.allocateTextureUnit();
if (cache[0] !== unit) {
gl.uniform1i(this.addr, unit);
cache[0] = unit;
}
textures.setTexture3D(v || empty3dTexture, unit);
}
function setValueT6(gl, v, textures) {
const cache = this.cache;
const unit = textures.allocateTextureUnit();
if (cache[0] !== unit) {
gl.uniform1i(this.addr, unit);
cache[0] = unit;
}
textures.setTextureCube(v || emptyCubeTexture, unit);
}
function setValueT2DArray1(gl, v, textures) {
const cache = this.cache;
const unit = textures.allocateTextureUnit();
if (cache[0] !== unit) {
gl.uniform1i(this.addr, unit);
cache[0] = unit;
}
textures.setTexture2DArray(v || emptyArrayTexture, unit);
}
function getSingularSetter(type) {
switch (type) {
case 5126:
return setValueV1f;
// FLOAT
case 35664:
return setValueV2f;
// _VEC2
case 35665:
return setValueV3f;
// _VEC3
case 35666:
return setValueV4f;
// _VEC4
case 35674:
return setValueM2;
// _MAT2
case 35675:
return setValueM3;
// _MAT3
case 35676:
return setValueM4;
// _MAT4
case 5124:
case 35670:
return setValueV1i;
// INT, BOOL
case 35667:
case 35671:
return setValueV2i;
// _VEC2
case 35668:
case 35672:
return setValueV3i;
// _VEC3
case 35669:
case 35673:
return setValueV4i;
// _VEC4
case 5125:
return setValueV1ui;
// UINT
case 36294:
return setValueV2ui;
// _VEC2
case 36295:
return setValueV3ui;
// _VEC3
case 36296:
return setValueV4ui;
// _VEC4
case 35678:
// SAMPLER_2D
case 36198:
// SAMPLER_EXTERNAL_OES
case 36298:
// INT_SAMPLER_2D
case 36306:
// UNSIGNED_INT_SAMPLER_2D
case 35682:
return setValueT1;
case 35679:
// SAMPLER_3D
case 36299:
// INT_SAMPLER_3D
case 36307:
return setValueT3D1;
case 35680:
// SAMPLER_CUBE
case 36300:
// INT_SAMPLER_CUBE
case 36308:
// UNSIGNED_INT_SAMPLER_CUBE
case 36293:
return setValueT6;
case 36289:
// SAMPLER_2D_ARRAY
case 36303:
// INT_SAMPLER_2D_ARRAY
case 36311:
// UNSIGNED_INT_SAMPLER_2D_ARRAY
case 36292:
return setValueT2DArray1;
}
}
function setValueV1fArray(gl, v) {
gl.uniform1fv(this.addr, v);
}
function setValueV2fArray(gl, v) {
const data = flatten(v, this.size, 2);
gl.uniform2fv(this.addr, data);
}
function setValueV3fArray(gl, v) {
const data = flatten(v, this.size, 3);
gl.uniform3fv(this.addr, data);
}
function setValueV4fArray(gl, v) {
const data = flatten(v, this.size, 4);
gl.uniform4fv(this.addr, data);
}
function setValueM2Array(gl, v) {
const data = flatten(v, this.size, 4);
gl.uniformMatrix2fv(this.addr, false, data);
}
function setValueM3Array(gl, v) {
const data = flatten(v, this.size, 9);
gl.uniformMatrix3fv(this.addr, false, data);
}
function setValueM4Array(gl, v) {
const data = flatten(v, this.size, 16);
gl.uniformMatrix4fv(this.addr, false, data);
}
function setValueV1iArray(gl, v) {
gl.uniform1iv(this.addr, v);
}
function setValueV2iArray(gl, v) {
gl.uniform2iv(this.addr, v);
}
function setValueV3iArray(gl, v) {
gl.uniform3iv(this.addr, v);
}
function setValueV4iArray(gl, v) {
gl.uniform4iv(this.addr, v);
}
function setValueV1uiArray(gl, v) {
gl.uniform1uiv(this.addr, v);
}
function setValueV2uiArray(gl, v) {
gl.uniform2uiv(this.addr, v);
}
function setValueV3uiArray(gl, v) {
gl.uniform3uiv(this.addr, v);
}
function setValueV4uiArray(gl, v) {
gl.uniform4uiv(this.addr, v);
}
function setValueT1Array(gl, v, textures) {
const cache = this.cache;
const n = v.length;
const units = allocTexUnits(textures, n);
if (!arraysEqual(cache, units)) {
gl.uniform1iv(this.addr, units);
copyArray(cache, units);
}
for (let i = 0; i !== n; ++i) {
textures.setTexture2D(v[i] || emptyTexture, units[i]);
}
}
function setValueT3DArray(gl, v, textures) {
const cache = this.cache;
const n = v.length;
const units = allocTexUnits(textures, n);
if (!arraysEqual(cache, units)) {
gl.uniform1iv(this.addr, units);
copyArray(cache, units);
}
for (let i = 0; i !== n; ++i) {
textures.setTexture3D(v[i] || empty3dTexture, units[i]);
}
}
function setValueT6Array(gl, v, textures) {
const cache = this.cache;
const n = v.length;
const units = allocTexUnits(textures, n);
if (!arraysEqual(cache, units)) {
gl.uniform1iv(this.addr, units);
copyArray(cache, units);
}
for (let i = 0; i !== n; ++i) {
textures.setTextureCube(v[i] || emptyCubeTexture, units[i]);
}
}
function setValueT2DArrayArray(gl, v, textures) {
const cache = this.cache;
const n = v.length;
const units = allocTexUnits(textures, n);
if (!arraysEqual(cache, units)) {
gl.uniform1iv(this.addr, units);
copyArray(cache, units);
}
for (let i = 0; i !== n; ++i) {
textures.setTexture2DArray(v[i] || emptyArrayTexture, units[i]);
}
}
function getPureArraySetter(type) {
switch (type) {
case 5126:
return setValueV1fArray;
// FLOAT
case 35664:
return setValueV2fArray;
// _VEC2
case 35665:
return setValueV3fArray;
// _VEC3
case 35666:
return setValueV4fArray;
// _VEC4
case 35674:
return setValueM2Array;
// _MAT2
case 35675:
return setValueM3Array;
// _MAT3
case 35676:
return setValueM4Array;
// _MAT4
case 5124:
case 35670:
return setValueV1iArray;
// INT, BOOL
case 35667:
case 35671:
return setValueV2iArray;
// _VEC2
case 35668:
case 35672:
return setValueV3iArray;
// _VEC3
case 35669:
case 35673:
return setValueV4iArray;
// _VEC4
case 5125:
return setValueV1uiArray;
// UINT
case 36294:
return setValueV2uiArray;
// _VEC2
case 36295:
return setValueV3uiArray;
// _VEC3
case 36296:
return setValueV4uiArray;
// _VEC4
case 35678:
// SAMPLER_2D
case 36198:
// SAMPLER_EXTERNAL_OES
case 36298:
// INT_SAMPLER_2D
case 36306:
// UNSIGNED_INT_SAMPLER_2D
case 35682:
return setValueT1Array;
case 35679:
// SAMPLER_3D
case 36299:
// INT_SAMPLER_3D
case 36307:
return setValueT3DArray;
case 35680:
// SAMPLER_CUBE
case 36300:
// INT_SAMPLER_CUBE
case 36308:
// UNSIGNED_INT_SAMPLER_CUBE
case 36293:
return setValueT6Array;
case 36289:
// SAMPLER_2D_ARRAY
case 36303:
// INT_SAMPLER_2D_ARRAY
case 36311:
// UNSIGNED_INT_SAMPLER_2D_ARRAY
case 36292:
return setValueT2DArrayArray;
}
}
class SingleUniform {
constructor(id, activeInfo, addr) {
this.id = id;
this.addr = addr;
this.cache = [];
this.type = activeInfo.type;
this.setValue = getSingularSetter(activeInfo.type);
}
}
class PureArrayUniform {
constructor(id, activeInfo, addr) {
this.id = id;
this.addr = addr;
this.cache = [];
this.type = activeInfo.type;
this.size = activeInfo.size;
this.setValue = getPureArraySetter(activeInfo.type);
}
}
class StructuredUniform {
constructor(id) {
this.id = id;
this.seq = [];
this.map = {};
}
setValue(gl, value, textures) {
const seq = this.seq;
for (let i = 0, n = seq.length; i !== n; ++i) {
const u = seq[i];
u.setValue(gl, value[u.id], textures);
}
}
}
const RePathPart = /(\w+)(\])?(\[|\.)?/g;
function addUniform(container, uniformObject) {
container.seq.push(uniformObject);
container.map[uniformObject.id] = uniformObject;
}
function parseUniform(activeInfo, addr, container) {
const path = activeInfo.name, pathLength = path.length;
RePathPart.lastIndex = 0;
while (true) {
const match = RePathPart.exec(path), matchEnd = RePathPart.lastIndex;
let id = match[1];
const idIsIndex = match[2] === "]", subscript = match[3];
if (idIsIndex) id = id | 0;
if (subscript === void 0 || subscript === "[" && matchEnd + 2 === pathLength) {
addUniform(container, subscript === void 0 ? new SingleUniform(id, activeInfo, addr) : new PureArrayUniform(id, activeInfo, addr));
break;
} else {
const map = container.map;
let next = map[id];
if (next === void 0) {
next = new StructuredUniform(id);
addUniform(container, next);
}
container = next;
}
}
}
class WebGLUniforms {
constructor(gl, program) {
this.seq = [];
this.map = {};
const n = gl.getProgramParameter(program, gl.ACTIVE_UNIFORMS);
for (let i = 0; i < n; ++i) {
const info = gl.getActiveUniform(program, i), addr = gl.getUniformLocation(program, info.name);
parseUniform(info, addr, this);
}
}
setValue(gl, name, value, textures) {
const u = this.map[name];
if (u !== void 0) u.setValue(gl, value, textures);
}
setOptional(gl, object, name) {
const v = object[name];
if (v !== void 0) this.setValue(gl, name, v);
}
static upload(gl, seq, values, textures) {
for (let i = 0, n = seq.length; i !== n; ++i) {
const u = seq[i], v = values[u.id];
if (v.needsUpdate !== false) {
u.setValue(gl, v.value, textures);
}
}
}
static seqWithValue(seq, values) {
const r = [];
for (let i = 0, n = seq.length; i !== n; ++i) {
const u = seq[i];
if (u.id in values) r.push(u);
}
return r;
}
}
function WebGLShader(gl, type, string) {
const shader = gl.createShader(type);
gl.shaderSource(shader, string);
gl.compileShader(shader);
return shader;
}
const COMPLETION_STATUS_KHR = 37297;
let programIdCount = 0;
function handleSource(string, errorLine) {
const lines = string.split("\n");
const lines2 = [];
const from = Math.max(errorLine - 6, 0);
const to = Math.min(errorLine + 6, lines.length);
for (let i = from; i < to; i++) {
const line = i + 1;
lines2.push(`${line === errorLine ? ">" : " "} ${line}: ${lines[i]}`);
}
return lines2.join("\n");
}
const _m0 = /* @__PURE__ */ new Matrix3();
function getEncodingComponents(colorSpace) {
ColorManagement._getMatrix(_m0, ColorManagement.workingColorSpace, colorSpace);
const encodingMatrix = `mat3( ${_m0.elements.map((v) => v.toFixed(4))} )`;
switch (ColorManagement.getTransfer(colorSpace)) {
case LinearTransfer:
return [encodingMatrix, "LinearTransferOETF"];
case SRGBTransfer:
return [encodingMatrix, "sRGBTransferOETF"];
default:
console.warn("THREE.WebGLProgram: Unsupported color space: ", colorSpace);
return [encodingMatrix, "LinearTransferOETF"];
}
}
function getShaderErrors(gl, shader, type) {
const status = gl.getShaderParameter(shader, gl.COMPILE_STATUS);
const errors = gl.getShaderInfoLog(shader).trim();
if (status && errors === "") return "";
const errorMatches = /ERROR: 0:(\d+)/.exec(errors);
if (errorMatches) {
const errorLine = parseInt(errorMatches[1]);
return type.toUpperCase() + "\n\n" + errors + "\n\n" + handleSource(gl.getShaderSource(shader), errorLine);
} else {
return errors;
}
}
function getTexelEncodingFunction(functionName, colorSpace) {
const components = getEncodingComponents(colorSpace);
return [
`vec4 ${functionName}( vec4 value ) {`,
` return ${components[1]}( vec4( value.rgb * ${components[0]}, value.a ) );`,
"}"
].join("\n");
}
function getToneMappingFunction(functionName, toneMapping) {
let toneMappingName;
switch (toneMapping) {
case LinearToneMapping:
toneMappingName = "Linear";
break;
case ReinhardToneMapping:
toneMappingName = "Reinhard";
break;
case CineonToneMapping:
toneMappingName = "Cineon";
break;
case ACESFilmicToneMapping:
toneMappingName = "ACESFilmic";
break;
case AgXToneMapping:
toneMappingName = "AgX";
break;
case NeutralToneMapping:
toneMappingName = "Neutral";
break;
case CustomToneMapping:
toneMappingName = "Custom";
break;
default:
console.warn("THREE.WebGLProgram: Unsupported toneMapping:", toneMapping);
toneMappingName = "Linear";
}
return "vec3 " + functionName + "( vec3 color ) { return " + toneMappingName + "ToneMapping( color ); }";
}
const _v0$1 = /* @__PURE__ */ new Vector3();
function getLuminanceFunction() {
ColorManagement.getLuminanceCoefficients(_v0$1);
const r = _v0$1.x.toFixed(4);
const g = _v0$1.y.toFixed(4);
const b = _v0$1.z.toFixed(4);
return [
"float luminance( const in vec3 rgb ) {",
` const vec3 weights = vec3( ${r}, ${g}, ${b} );`,
" return dot( weights, rgb );",
"}"
].join("\n");
}
function generateVertexExtensions(parameters) {
const chunks = [
parameters.extensionClipCullDistance ? "#extension GL_ANGLE_clip_cull_distance : require" : "",
parameters.extensionMultiDraw ? "#extension GL_ANGLE_multi_draw : require" : ""
];
return chunks.filter(filterEmptyLine).join("\n");
}
function generateDefines(defines) {
const chunks = [];
for (const name in defines) {
const value = defines[name];
if (value === false) continue;
chunks.push("#define " + name + " " + value);
}
return chunks.join("\n");
}
function fetchAttributeLocations(gl, program) {
const attributes = {};
const n = gl.getProgramParameter(program, gl.ACTIVE_ATTRIBUTES);
for (let i = 0; i < n; i++) {
const info = gl.getActiveAttrib(program, i);
const name = info.name;
let locationSize = 1;
if (info.type === gl.FLOAT_MAT2) locationSize = 2;
if (info.type === gl.FLOAT_MAT3) locationSize = 3;
if (info.type === gl.FLOAT_MAT4) locationSize = 4;
attributes[name] = {
type: info.type,
location: gl.getAttribLocation(program, name),
locationSize
};
}
return attributes;
}
function filterEmptyLine(string) {
return string !== "";
}
function replaceLightNums(string, parameters) {
const numSpotLightCoords = parameters.numSpotLightShadows + parameters.numSpotLightMaps - parameters.numSpotLightShadowsWithMaps;
return string.replace(/NUM_DIR_LIGHTS/g, parameters.numDirLights).replace(/NUM_SPOT_LIGHTS/g, parameters.numSpotLights).replace(/NUM_SPOT_LIGHT_MAPS/g, parameters.numSpotLightMaps).replace(/NUM_SPOT_LIGHT_COORDS/g, numSpotLightCoords).replace(/NUM_RECT_AREA_LIGHTS/g, parameters.numRectAreaLights).replace(/NUM_POINT_LIGHTS/g, parameters.numPointLights).replace(/NUM_HEMI_LIGHTS/g, parameters.numHemiLights).replace(/NUM_DIR_LIGHT_SHADOWS/g, parameters.numDirLightShadows).replace(/NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS/g, parameters.numSpotLightShadowsWithMaps).replace(/NUM_SPOT_LIGHT_SHADOWS/g, parameters.numSpotLightShadows).replace(/NUM_POINT_LIGHT_SHADOWS/g, parameters.numPointLightShadows);
}
function replaceClippingPlaneNums(string, parameters) {
return string.replace(/NUM_CLIPPING_PLANES/g, parameters.numClippingPlanes).replace(/UNION_CLIPPING_PLANES/g, parameters.numClippingPlanes - parameters.numClipIntersection);
}
const includePattern = /^[ \t]*#include +<([\w\d./]+)>/gm;
function resolveIncludes(string) {
return string.replace(includePattern, includeReplacer);
}
const shaderChunkMap = /* @__PURE__ */ new Map();
function includeReplacer(match, include) {
let string = ShaderChunk[include];
if (string === void 0) {
const newInclude = shaderChunkMap.get(include);
if (newInclude !== void 0) {
string = ShaderChunk[newInclude];
console.warn('THREE.WebGLRenderer: Shader chunk "%s" has been deprecated. Use "%s" instead.', include, newInclude);
} else {
throw new Error("Can not resolve #include <" + include + ">");
}
}
return resolveIncludes(string);
}
const unrollLoopPattern = /#pragma unroll_loop_start\s+for\s*\(\s*int\s+i\s*=\s*(\d+)\s*;\s*i\s*<\s*(\d+)\s*;\s*i\s*\+\+\s*\)\s*{([\s\S]+?)}\s+#pragma unroll_loop_end/g;
function unrollLoops(string) {
return string.replace(unrollLoopPattern, loopReplacer);
}
function loopReplacer(match, start, end, snippet) {
let string = "";
for (let i = parseInt(start); i < parseInt(end); i++) {
string += snippet.replace(/\[\s*i\s*\]/g, "[ " + i + " ]").replace(/UNROLLED_LOOP_INDEX/g, i);
}
return string;
}
function generatePrecision(parameters) {
let precisionstring = `precision ${parameters.precision} float;
precision ${parameters.precision} int;
precision ${parameters.precision} sampler2D;
precision ${parameters.precision} samplerCube;
precision ${parameters.precision} sampler3D;
precision ${parameters.precision} sampler2DArray;
precision ${parameters.precision} sampler2DShadow;
precision ${parameters.precision} samplerCubeShadow;
precision ${parameters.precision} sampler2DArrayShadow;
precision ${parameters.precision} isampler2D;
precision ${parameters.precision} isampler3D;
precision ${parameters.precision} isamplerCube;
precision ${parameters.precision} isampler2DArray;
precision ${parameters.precision} usampler2D;
precision ${parameters.precision} usampler3D;
precision ${parameters.precision} usamplerCube;
precision ${parameters.precision} usampler2DArray;
`;
if (parameters.precision === "highp") {
precisionstring += "\n#define HIGH_PRECISION";
} else if (parameters.precision === "mediump") {
precisionstring += "\n#define MEDIUM_PRECISION";
} else if (parameters.precision === "lowp") {
precisionstring += "\n#define LOW_PRECISION";
}
return precisionstring;
}
function generateShadowMapTypeDefine(parameters) {
let shadowMapTypeDefine = "SHADOWMAP_TYPE_BASIC";
if (parameters.shadowMapType === PCFShadowMap) {
shadowMapTypeDefine = "SHADOWMAP_TYPE_PCF";
} else if (parameters.shadowMapType === PCFSoftShadowMap) {
shadowMapTypeDefine = "SHADOWMAP_TYPE_PCF_SOFT";
} else if (parameters.shadowMapType === VSMShadowMap) {
shadowMapTypeDefine = "SHADOWMAP_TYPE_VSM";
}
return shadowMapTypeDefine;
}
function generateEnvMapTypeDefine(parameters) {
let envMapTypeDefine = "ENVMAP_TYPE_CUBE";
if (parameters.envMap) {
switch (parameters.envMapMode) {
case CubeReflectionMapping:
case CubeRefractionMapping:
envMapTypeDefine = "ENVMAP_TYPE_CUBE";
break;
case CubeUVReflectionMapping:
envMapTypeDefine = "ENVMAP_TYPE_CUBE_UV";
break;
}
}
return envMapTypeDefine;
}
function generateEnvMapModeDefine(parameters) {
let envMapModeDefine = "ENVMAP_MODE_REFLECTION";
if (parameters.envMap) {
switch (parameters.envMapMode) {
case CubeRefractionMapping:
envMapModeDefine = "ENVMAP_MODE_REFRACTION";
break;
}
}
return envMapModeDefine;
}
function generateEnvMapBlendingDefine(parameters) {
let envMapBlendingDefine = "ENVMAP_BLENDING_NONE";
if (parameters.envMap) {
switch (parameters.combine) {
case MultiplyOperation:
envMapBlendingDefine = "ENVMAP_BLENDING_MULTIPLY";
break;
case MixOperation:
envMapBlendingDefine = "ENVMAP_BLENDING_MIX";
break;
case AddOperation:
envMapBlendingDefine = "ENVMAP_BLENDING_ADD";
break;
}
}
return envMapBlendingDefine;
}
function generateCubeUVSize(parameters) {
const imageHeight = parameters.envMapCubeUVHeight;
if (imageHeight === null) return null;
const maxMip = Math.log2(imageHeight) - 2;
const texelHeight = 1 / imageHeight;
const texelWidth = 1 / (3 * Math.max(Math.pow(2, maxMip), 7 * 16));
return { texelWidth, texelHeight, maxMip };
}
function WebGLProgram(renderer, cacheKey, parameters, bindingStates) {
const gl = renderer.getContext();
const defines = parameters.defines;
let vertexShader = parameters.vertexShader;
let fragmentShader = parameters.fragmentShader;
const shadowMapTypeDefine = generateShadowMapTypeDefine(parameters);
const envMapTypeDefine = generateEnvMapTypeDefine(parameters);
const envMapModeDefine = generateEnvMapModeDefine(parameters);
const envMapBlendingDefine = generateEnvMapBlendingDefine(parameters);
const envMapCubeUVSize = generateCubeUVSize(parameters);
const customVertexExtensions = generateVertexExtensions(parameters);
const customDefines = generateDefines(defines);
const program = gl.createProgram();
let prefixVertex, prefixFragment;
let versionString = parameters.glslVersion ? "#version " + parameters.glslVersion + "\n" : "";
if (parameters.isRawShaderMaterial) {
prefixVertex = [
"#define SHADER_TYPE " + parameters.shaderType,
"#define SHADER_NAME " + parameters.shaderName,
customDefines
].filter(filterEmptyLine).join("\n");
if (prefixVertex.length > 0) {
prefixVertex += "\n";
}
prefixFragment = [
"#define SHADER_TYPE " + parameters.shaderType,
"#define SHADER_NAME " + parameters.shaderName,
customDefines
].filter(filterEmptyLine).join("\n");
if (prefixFragment.length > 0) {
prefixFragment += "\n";
}
} else {
prefixVertex = [
generatePrecision(parameters),
"#define SHADER_TYPE " + parameters.shaderType,
"#define SHADER_NAME " + parameters.shaderName,
customDefines,
parameters.extensionClipCullDistance ? "#define USE_CLIP_DISTANCE" : "",
parameters.batching ? "#define USE_BATCHING" : "",
parameters.batchingColor ? "#define USE_BATCHING_COLOR" : "",
parameters.instancing ? "#define USE_INSTANCING" : "",
parameters.instancingColor ? "#define USE_INSTANCING_COLOR" : "",
parameters.instancingMorph ? "#define USE_INSTANCING_MORPH" : "",
parameters.useFog && parameters.fog ? "#define USE_FOG" : "",
parameters.useFog && parameters.fogExp2 ? "#define FOG_EXP2" : "",
parameters.map ? "#define USE_MAP" : "",
parameters.envMap ? "#define USE_ENVMAP" : "",
parameters.envMap ? "#define " + envMapModeDefine : "",
parameters.lightMap ? "#define USE_LIGHTMAP" : "",
parameters.aoMap ? "#define USE_AOMAP" : "",
parameters.bumpMap ? "#define USE_BUMPMAP" : "",
parameters.normalMap ? "#define USE_NORMALMAP" : "",
parameters.normalMapObjectSpace ? "#define USE_NORMALMAP_OBJECTSPACE" : "",
parameters.normalMapTangentSpace ? "#define USE_NORMALMAP_TANGENTSPACE" : "",
parameters.displacementMap ? "#define USE_DISPLACEMENTMAP" : "",
parameters.emissiveMap ? "#define USE_EMISSIVEMAP" : "",
parameters.anisotropy ? "#define USE_ANISOTROPY" : "",
parameters.anisotropyMap ? "#define USE_ANISOTROPYMAP" : "",
parameters.clearcoatMap ? "#define USE_CLEARCOATMAP" : "",
parameters.clearcoatRoughnessMap ? "#define USE_CLEARCOAT_ROUGHNESSMAP" : "",
parameters.clearcoatNormalMap ? "#define USE_CLEARCOAT_NORMALMAP" : "",
parameters.iridescenceMap ? "#define USE_IRIDESCENCEMAP" : "",
parameters.iridescenceThicknessMap ? "#define USE_IRIDESCENCE_THICKNESSMAP" : "",
parameters.specularMap ? "#define USE_SPECULARMAP" : "",
parameters.specularColorMap ? "#define USE_SPECULAR_COLORMAP" : "",
parameters.specularIntensityMap ? "#define USE_SPECULAR_INTENSITYMAP" : "",
parameters.roughnessMap ? "#define USE_ROUGHNESSMAP" : "",
parameters.metalnessMap ? "#define USE_METALNESSMAP" : "",
parameters.alphaMap ? "#define USE_ALPHAMAP" : "",
parameters.alphaHash ? "#define USE_ALPHAHASH" : "",
parameters.transmission ? "#define USE_TRANSMISSION" : "",
parameters.transmissionMap ? "#define USE_TRANSMISSIONMAP" : "",
parameters.thicknessMap ? "#define USE_THICKNESSMAP" : "",
parameters.sheenColorMap ? "#define USE_SHEEN_COLORMAP" : "",
parameters.sheenRoughnessMap ? "#define USE_SHEEN_ROUGHNESSMAP" : "",
//
parameters.mapUv ? "#define MAP_UV " + parameters.mapUv : "",
parameters.alphaMapUv ? "#define ALPHAMAP_UV " + parameters.alphaMapUv : "",
parameters.lightMapUv ? "#define LIGHTMAP_UV " + parameters.lightMapUv : "",
parameters.aoMapUv ? "#define AOMAP_UV " + parameters.aoMapUv : "",
parameters.emissiveMapUv ? "#define EMISSIVEMAP_UV " + parameters.emissiveMapUv : "",
parameters.bumpMapUv ? "#define BUMPMAP_UV " + parameters.bumpMapUv : "",
parameters.normalMapUv ? "#define NORMALMAP_UV " + parameters.normalMapUv : "",
parameters.displacementMapUv ? "#define DISPLACEMENTMAP_UV " + parameters.displacementMapUv : "",
parameters.metalnessMapUv ? "#define METALNESSMAP_UV " + parameters.metalnessMapUv : "",
parameters.roughnessMapUv ? "#define ROUGHNESSMAP_UV " + parameters.roughnessMapUv : "",
parameters.anisotropyMapUv ? "#define ANISOTROPYMAP_UV " + parameters.anisotropyMapUv : "",
parameters.clearcoatMapUv ? "#define CLEARCOATMAP_UV " + parameters.clearcoatMapUv : "",
parameters.clearcoatNormalMapUv ? "#define CLEARCOAT_NORMALMAP_UV " + parameters.clearcoatNormalMapUv : "",
parameters.clearcoatRoughnessMapUv ? "#define CLEARCOAT_ROUGHNESSMAP_UV " + parameters.clearcoatRoughnessMapUv : "",
parameters.iridescenceMapUv ? "#define IRIDESCENCEMAP_UV " + parameters.iridescenceMapUv : "",
parameters.iridescenceThicknessMapUv ? "#define IRIDESCENCE_THICKNESSMAP_UV " + parameters.iridescenceThicknessMapUv : "",
parameters.sheenColorMapUv ? "#define SHEEN_COLORMAP_UV " + parameters.sheenColorMapUv : "",
parameters.sheenRoughnessMapUv ? "#define SHEEN_ROUGHNESSMAP_UV " + parameters.sheenRoughnessMapUv : "",
parameters.specularMapUv ? "#define SPECULARMAP_UV " + parameters.specularMapUv : "",
parameters.specularColorMapUv ? "#define SPECULAR_COLORMAP_UV " + parameters.specularColorMapUv : "",
parameters.specularIntensityMapUv ? "#define SPECULAR_INTENSITYMAP_UV " + parameters.specularIntensityMapUv : "",
parameters.transmissionMapUv ? "#define TRANSMISSIONMAP_UV " + parameters.transmissionMapUv : "",
parameters.thicknessMapUv ? "#define THICKNESSMAP_UV " + parameters.thicknessMapUv : "",
//
parameters.vertexTangents && parameters.flatShading === false ? "#define USE_TANGENT" : "",
parameters.vertexColors ? "#define USE_COLOR" : "",
parameters.vertexAlphas ? "#define USE_COLOR_ALPHA" : "",
parameters.vertexUv1s ? "#define USE_UV1" : "",
parameters.vertexUv2s ? "#define USE_UV2" : "",
parameters.vertexUv3s ? "#define USE_UV3" : "",
parameters.pointsUvs ? "#define USE_POINTS_UV" : "",
parameters.flatShading ? "#define FLAT_SHADED" : "",
parameters.skinning ? "#define USE_SKINNING" : "",
parameters.morphTargets ? "#define USE_MORPHTARGETS" : "",
parameters.morphNormals && parameters.flatShading === false ? "#define USE_MORPHNORMALS" : "",
parameters.morphColors ? "#define USE_MORPHCOLORS" : "",
parameters.morphTargetsCount > 0 ? "#define MORPHTARGETS_TEXTURE_STRIDE " + parameters.morphTextureStride : "",
parameters.morphTargetsCount > 0 ? "#define MORPHTARGETS_COUNT " + parameters.morphTargetsCount : "",
parameters.doubleSided ? "#define DOUBLE_SIDED" : "",
parameters.flipSided ? "#define FLIP_SIDED" : "",
parameters.shadowMapEnabled ? "#define USE_SHADOWMAP" : "",
parameters.shadowMapEnabled ? "#define " + shadowMapTypeDefine : "",
parameters.sizeAttenuation ? "#define USE_SIZEATTENUATION" : "",
parameters.numLightProbes > 0 ? "#define USE_LIGHT_PROBES" : "",
parameters.logarithmicDepthBuffer ? "#define USE_LOGDEPTHBUF" : "",
parameters.reverseDepthBuffer ? "#define USE_REVERSEDEPTHBUF" : "",
"uniform mat4 modelMatrix;",
"uniform mat4 modelViewMatrix;",
"uniform mat4 projectionMatrix;",
"uniform mat4 viewMatrix;",
"uniform mat3 normalMatrix;",
"uniform vec3 cameraPosition;",
"uniform bool isOrthographic;",
"#ifdef USE_INSTANCING",
" attribute mat4 instanceMatrix;",
"#endif",
"#ifdef USE_INSTANCING_COLOR",
" attribute vec3 instanceColor;",
"#endif",
"#ifdef USE_INSTANCING_MORPH",
" uniform sampler2D morphTexture;",
"#endif",
"attribute vec3 position;",
"attribute vec3 normal;",
"attribute vec2 uv;",
"#ifdef USE_UV1",
" attribute vec2 uv1;",
"#endif",
"#ifdef USE_UV2",
" attribute vec2 uv2;",
"#endif",
"#ifdef USE_UV3",
" attribute vec2 uv3;",
"#endif",
"#ifdef USE_TANGENT",
" attribute vec4 tangent;",
"#endif",
"#if defined( USE_COLOR_ALPHA )",
" attribute vec4 color;",
"#elif defined( USE_COLOR )",
" attribute vec3 color;",
"#endif",
"#ifdef USE_SKINNING",
" attribute vec4 skinIndex;",
" attribute vec4 skinWeight;",
"#endif",
"\n"
].filter(filterEmptyLine).join("\n");
prefixFragment = [
generatePrecision(parameters),
"#define SHADER_TYPE " + parameters.shaderType,
"#define SHADER_NAME " + parameters.shaderName,
customDefines,
parameters.useFog && parameters.fog ? "#define USE_FOG" : "",
parameters.useFog && parameters.fogExp2 ? "#define FOG_EXP2" : "",
parameters.alphaToCoverage ? "#define ALPHA_TO_COVERAGE" : "",
parameters.map ? "#define USE_MAP" : "",
parameters.matcap ? "#define USE_MATCAP" : "",
parameters.envMap ? "#define USE_ENVMAP" : "",
parameters.envMap ? "#define " + envMapTypeDefine : "",
parameters.envMap ? "#define " + envMapModeDefine : "",
parameters.envMap ? "#define " + envMapBlendingDefine : "",
envMapCubeUVSize ? "#define CUBEUV_TEXEL_WIDTH " + envMapCubeUVSize.texelWidth : "",
envMapCubeUVSize ? "#define CUBEUV_TEXEL_HEIGHT " + envMapCubeUVSize.texelHeight : "",
envMapCubeUVSize ? "#define CUBEUV_MAX_MIP " + envMapCubeUVSize.maxMip + ".0" : "",
parameters.lightMap ? "#define USE_LIGHTMAP" : "",
parameters.aoMap ? "#define USE_AOMAP" : "",
parameters.bumpMap ? "#define USE_BUMPMAP" : "",
parameters.normalMap ? "#define USE_NORMALMAP" : "",
parameters.normalMapObjectSpace ? "#define USE_NORMALMAP_OBJECTSPACE" : "",
parameters.normalMapTangentSpace ? "#define USE_NORMALMAP_TANGENTSPACE" : "",
parameters.emissiveMap ? "#define USE_EMISSIVEMAP" : "",
parameters.anisotropy ? "#define USE_ANISOTROPY" : "",
parameters.anisotropyMap ? "#define USE_ANISOTROPYMAP" : "",
parameters.clearcoat ? "#define USE_CLEARCOAT" : "",
parameters.clearcoatMap ? "#define USE_CLEARCOATMAP" : "",
parameters.clearcoatRoughnessMap ? "#define USE_CLEARCOAT_ROUGHNESSMAP" : "",
parameters.clearcoatNormalMap ? "#define USE_CLEARCOAT_NORMALMAP" : "",
parameters.dispersion ? "#define USE_DISPERSION" : "",
parameters.iridescence ? "#define USE_IRIDESCENCE" : "",
parameters.iridescenceMap ? "#define USE_IRIDESCENCEMAP" : "",
parameters.iridescenceThicknessMap ? "#define USE_IRIDESCENCE_THICKNESSMAP" : "",
parameters.specularMap ? "#define USE_SPECULARMAP" : "",
parameters.specularColorMap ? "#define USE_SPECULAR_COLORMAP" : "",
parameters.specularIntensityMap ? "#define USE_SPECULAR_INTENSITYMAP" : "",
parameters.roughnessMap ? "#define USE_ROUGHNESSMAP" : "",
parameters.metalnessMap ? "#define USE_METALNESSMAP" : "",
parameters.alphaMap ? "#define USE_ALPHAMAP" : "",
parameters.alphaTest ? "#define USE_ALPHATEST" : "",
parameters.alphaHash ? "#define USE_ALPHAHASH" : "",
parameters.sheen ? "#define USE_SHEEN" : "",
parameters.sheenColorMap ? "#define USE_SHEEN_COLORMAP" : "",
parameters.sheenRoughnessMap ? "#define USE_SHEEN_ROUGHNESSMAP" : "",
parameters.transmission ? "#define USE_TRANSMISSION" : "",
parameters.transmissionMap ? "#define USE_TRANSMISSIONMAP" : "",
parameters.thicknessMap ? "#define USE_THICKNESSMAP" : "",
parameters.vertexTangents && parameters.flatShading === false ? "#define USE_TANGENT" : "",
parameters.vertexColors || parameters.instancingColor || parameters.batchingColor ? "#define USE_COLOR" : "",
parameters.vertexAlphas ? "#define USE_COLOR_ALPHA" : "",
parameters.vertexUv1s ? "#define USE_UV1" : "",
parameters.vertexUv2s ? "#define USE_UV2" : "",
parameters.vertexUv3s ? "#define USE_UV3" : "",
parameters.pointsUvs ? "#define USE_POINTS_UV" : "",
parameters.gradientMap ? "#define USE_GRADIENTMAP" : "",
parameters.flatShading ? "#define FLAT_SHADED" : "",
parameters.doubleSided ? "#define DOUBLE_SIDED" : "",
parameters.flipSided ? "#define FLIP_SIDED" : "",
parameters.shadowMapEnabled ? "#define USE_SHADOWMAP" : "",
parameters.shadowMapEnabled ? "#define " + shadowMapTypeDefine : "",
parameters.premultipliedAlpha ? "#define PREMULTIPLIED_ALPHA" : "",
parameters.numLightProbes > 0 ? "#define USE_LIGHT_PROBES" : "",
parameters.decodeVideoTexture ? "#define DECODE_VIDEO_TEXTURE" : "",
parameters.decodeVideoTextureEmissive ? "#define DECODE_VIDEO_TEXTURE_EMISSIVE" : "",
parameters.logarithmicDepthBuffer ? "#define USE_LOGDEPTHBUF" : "",
parameters.reverseDepthBuffer ? "#define USE_REVERSEDEPTHBUF" : "",
"uniform mat4 viewMatrix;",
"uniform vec3 cameraPosition;",
"uniform bool isOrthographic;",
parameters.toneMapping !== NoToneMapping ? "#define TONE_MAPPING" : "",
parameters.toneMapping !== NoToneMapping ? ShaderChunk["tonemapping_pars_fragment"] : "",
// this code is required here because it is used by the toneMapping() function defined below
parameters.toneMapping !== NoToneMapping ? getToneMappingFunction("toneMapping", parameters.toneMapping) : "",
parameters.dithering ? "#define DITHERING" : "",
parameters.opaque ? "#define OPAQUE" : "",
ShaderChunk["colorspace_pars_fragment"],
// this code is required here because it is used by the various encoding/decoding function defined below
getTexelEncodingFunction("linearToOutputTexel", parameters.outputColorSpace),
getLuminanceFunction(),
parameters.useDepthPacking ? "#define DEPTH_PACKING " + parameters.depthPacking : "",
"\n"
].filter(filterEmptyLine).join("\n");
}
vertexShader = resolveIncludes(vertexShader);
vertexShader = replaceLightNums(vertexShader, parameters);
vertexShader = replaceClippingPlaneNums(vertexShader, parameters);
fragmentShader = resolveIncludes(fragmentShader);
fragmentShader = replaceLightNums(fragmentShader, parameters);
fragmentShader = replaceClippingPlaneNums(fragmentShader, parameters);
vertexShader = unrollLoops(vertexShader);
fragmentShader = unrollLoops(fragmentShader);
if (parameters.isRawShaderMaterial !== true) {
versionString = "#version 300 es\n";
prefixVertex = [
customVertexExtensions,
"#define attribute in",
"#define varying out",
"#define texture2D texture"
].join("\n") + "\n" + prefixVertex;
prefixFragment = [
"#define varying in",
parameters.glslVersion === GLSL3 ? "" : "layout(location = 0) out highp vec4 pc_fragColor;",
parameters.glslVersion === GLSL3 ? "" : "#define gl_FragColor pc_fragColor",
"#define gl_FragDepthEXT gl_FragDepth",
"#define texture2D texture",
"#define textureCube texture",
"#define texture2DProj textureProj",
"#define texture2DLodEXT textureLod",
"#define texture2DProjLodEXT textureProjLod",
"#define textureCubeLodEXT textureLod",
"#define texture2DGradEXT textureGrad",
"#define texture2DProjGradEXT textureProjGrad",
"#define textureCubeGradEXT textureGrad"
].join("\n") + "\n" + prefixFragment;
}
const vertexGlsl = versionString + prefixVertex + vertexShader;
const fragmentGlsl = versionString + prefixFragment + fragmentShader;
const glVertexShader = WebGLShader(gl, gl.VERTEX_SHADER, vertexGlsl);
const glFragmentShader = WebGLShader(gl, gl.FRAGMENT_SHADER, fragmentGlsl);
gl.attachShader(program, glVertexShader);
gl.attachShader(program, glFragmentShader);
if (parameters.index0AttributeName !== void 0) {
gl.bindAttribLocation(program, 0, parameters.index0AttributeName);
} else if (parameters.morphTargets === true) {
gl.bindAttribLocation(program, 0, "position");
}
gl.linkProgram(program);
function onFirstUse(self2) {
if (renderer.debug.checkShaderErrors) {
const programLog = gl.getProgramInfoLog(program).trim();
const vertexLog = gl.getShaderInfoLog(glVertexShader).trim();
const fragmentLog = gl.getShaderInfoLog(glFragmentShader).trim();
let runnable = true;
let haveDiagnostics = true;
if (gl.getProgramParameter(program, gl.LINK_STATUS) === false) {
runnable = false;
if (typeof renderer.debug.onShaderError === "function") {
renderer.debug.onShaderError(gl, program, glVertexShader, glFragmentShader);
} else {
const vertexErrors = getShaderErrors(gl, glVertexShader, "vertex");
const fragmentErrors = getShaderErrors(gl, glFragmentShader, "fragment");
console.error(
"THREE.WebGLProgram: Shader Error " + gl.getError() + " - VALIDATE_STATUS " + gl.getProgramParameter(program, gl.VALIDATE_STATUS) + "\n\nMaterial Name: " + self2.name + "\nMaterial Type: " + self2.type + "\n\nProgram Info Log: " + programLog + "\n" + vertexErrors + "\n" + fragmentErrors
);
}
} else if (programLog !== "") {
console.warn("THREE.WebGLProgram: Program Info Log:", programLog);
} else if (vertexLog === "" || fragmentLog === "") {
haveDiagnostics = false;
}
if (haveDiagnostics) {
self2.diagnostics = {
runnable,
programLog,
vertexShader: {
log: vertexLog,
prefix: prefixVertex
},
fragmentShader: {
log: fragmentLog,
prefix: prefixFragment
}
};
}
}
gl.deleteShader(glVertexShader);
gl.deleteShader(glFragmentShader);
cachedUniforms = new WebGLUniforms(gl, program);
cachedAttributes = fetchAttributeLocations(gl, program);
}
let cachedUniforms;
this.getUniforms = function() {
if (cachedUniforms === void 0) {
onFirstUse(this);
}
return cachedUniforms;
};
let cachedAttributes;
this.getAttributes = function() {
if (cachedAttributes === void 0) {
onFirstUse(this);
}
return cachedAttributes;
};
let programReady = parameters.rendererExtensionParallelShaderCompile === false;
this.isReady = function() {
if (programReady === false) {
programReady = gl.getProgramParameter(program, COMPLETION_STATUS_KHR);
}
return programReady;
};
this.destroy = function() {
bindingStates.releaseStatesOfProgram(this);
gl.deleteProgram(program);
this.program = void 0;
};
this.type = parameters.shaderType;
this.name = parameters.shaderName;
this.id = programIdCount++;
this.cacheKey = cacheKey;
this.usedTimes = 1;
this.program = program;
this.vertexShader = glVertexShader;
this.fragmentShader = glFragmentShader;
return this;
}
let _id$1 = 0;
class WebGLShaderCache {
constructor() {
this.shaderCache = /* @__PURE__ */ new Map();
this.materialCache = /* @__PURE__ */ new Map();
}
update(material) {
const vertexShader = material.vertexShader;
const fragmentShader = material.fragmentShader;
const vertexShaderStage = this._getShaderStage(vertexShader);
const fragmentShaderStage = this._getShaderStage(fragmentShader);
const materialShaders = this._getShaderCacheForMaterial(material);
if (materialShaders.has(vertexShaderStage) === false) {
materialShaders.add(vertexShaderStage);
vertexShaderStage.usedTimes++;
}
if (materialShaders.has(fragmentShaderStage) === false) {
materialShaders.add(fragmentShaderStage);
fragmentShaderStage.usedTimes++;
}
return this;
}
remove(material) {
const materialShaders = this.materialCache.get(material);
for (const shaderStage of materialShaders) {
shaderStage.usedTimes--;
if (shaderStage.usedTimes === 0) this.shaderCache.delete(shaderStage.code);
}
this.materialCache.delete(material);
return this;
}
getVertexShaderID(material) {
return this._getShaderStage(material.vertexShader).id;
}
getFragmentShaderID(material) {
return this._getShaderStage(material.fragmentShader).id;
}
dispose() {
this.shaderCache.clear();
this.materialCache.clear();
}
_getShaderCacheForMaterial(material) {
const cache = this.materialCache;
let set = cache.get(material);
if (set === void 0) {
set = /* @__PURE__ */ new Set();
cache.set(material, set);
}
return set;
}
_getShaderStage(code) {
const cache = this.shaderCache;
let stage = cache.get(code);
if (stage === void 0) {
stage = new WebGLShaderStage(code);
cache.set(code, stage);
}
return stage;
}
}
class WebGLShaderStage {
constructor(code) {
this.id = _id$1++;
this.code = code;
this.usedTimes = 0;
}
}
function WebGLPrograms(renderer, cubemaps, cubeuvmaps, extensions, capabilities, bindingStates, clipping) {
const _programLayers = new Layers();
const _customShaders = new WebGLShaderCache();
const _activeChannels = /* @__PURE__ */ new Set();
const programs = [];
const logarithmicDepthBuffer = capabilities.logarithmicDepthBuffer;
const SUPPORTS_VERTEX_TEXTURES = capabilities.vertexTextures;
let precision = capabilities.precision;
const shaderIDs = {
MeshDepthMaterial: "depth",
MeshDistanceMaterial: "distanceRGBA",
MeshNormalMaterial: "normal",
MeshBasicMaterial: "basic",
MeshLambertMaterial: "lambert",
MeshPhongMaterial: "phong",
MeshToonMaterial: "toon",
MeshStandardMaterial: "physical",
MeshPhysicalMaterial: "physical",
MeshMatcapMaterial: "matcap",
LineBasicMaterial: "basic",
LineDashedMaterial: "dashed",
PointsMaterial: "points",
ShadowMaterial: "shadow",
SpriteMaterial: "sprite"
};
function getChannel(value) {
_activeChannels.add(value);
if (value === 0) return "uv";
return `uv${value}`;
}
function getParameters(material, lights, shadows, scene, object) {
const fog = scene.fog;
const geometry = object.geometry;
const environment = material.isMeshStandardMaterial ? scene.environment : null;
const envMap = (material.isMeshStandardMaterial ? cubeuvmaps : cubemaps).get(material.envMap || environment);
const envMapCubeUVHeight = !!envMap && envMap.mapping === CubeUVReflectionMapping ? envMap.image.height : null;
const shaderID = shaderIDs[material.type];
if (material.precision !== null) {
precision = capabilities.getMaxPrecision(material.precision);
if (precision !== material.precision) {
console.warn("THREE.WebGLProgram.getParameters:", material.precision, "not supported, using", precision, "instead.");
}
}
const morphAttribute = geometry.morphAttributes.position || geometry.morphAttributes.normal || geometry.morphAttributes.color;
const morphTargetsCount = morphAttribute !== void 0 ? morphAttribute.length : 0;
let morphTextureStride = 0;
if (geometry.morphAttributes.position !== void 0) morphTextureStride = 1;
if (geometry.morphAttributes.normal !== void 0) morphTextureStride = 2;
if (geometry.morphAttributes.color !== void 0) morphTextureStride = 3;
let vertexShader, fragmentShader;
let customVertexShaderID, customFragmentShaderID;
if (shaderID) {
const shader = ShaderLib[shaderID];
vertexShader = shader.vertexShader;
fragmentShader = shader.fragmentShader;
} else {
vertexShader = material.vertexShader;
fragmentShader = material.fragmentShader;
_customShaders.update(material);
customVertexShaderID = _customShaders.getVertexShaderID(material);
customFragmentShaderID = _customShaders.getFragmentShaderID(material);
}
const currentRenderTarget = renderer.getRenderTarget();
const reverseDepthBuffer = renderer.state.buffers.depth.getReversed();
const IS_INSTANCEDMESH = object.isInstancedMesh === true;
const IS_BATCHEDMESH = object.isBatchedMesh === true;
const HAS_MAP = !!material.map;
const HAS_MATCAP = !!material.matcap;
const HAS_ENVMAP = !!envMap;
const HAS_AOMAP = !!material.aoMap;
const HAS_LIGHTMAP = !!material.lightMap;
const HAS_BUMPMAP = !!material.bumpMap;
const HAS_NORMALMAP = !!material.normalMap;
const HAS_DISPLACEMENTMAP = !!material.displacementMap;
const HAS_EMISSIVEMAP = !!material.emissiveMap;
const HAS_METALNESSMAP = !!material.metalnessMap;
const HAS_ROUGHNESSMAP = !!material.roughnessMap;
const HAS_ANISOTROPY = material.anisotropy > 0;
const HAS_CLEARCOAT = material.clearcoat > 0;
const HAS_DISPERSION = material.dispersion > 0;
const HAS_IRIDESCENCE = material.iridescence > 0;
const HAS_SHEEN = material.sheen > 0;
const HAS_TRANSMISSION = material.transmission > 0;
const HAS_ANISOTROPYMAP = HAS_ANISOTROPY && !!material.anisotropyMap;
const HAS_CLEARCOATMAP = HAS_CLEARCOAT && !!material.clearcoatMap;
const HAS_CLEARCOAT_NORMALMAP = HAS_CLEARCOAT && !!material.clearcoatNormalMap;
const HAS_CLEARCOAT_ROUGHNESSMAP = HAS_CLEARCOAT && !!material.clearcoatRoughnessMap;
const HAS_IRIDESCENCEMAP = HAS_IRIDESCENCE && !!material.iridescenceMap;
const HAS_IRIDESCENCE_THICKNESSMAP = HAS_IRIDESCENCE && !!material.iridescenceThicknessMap;
const HAS_SHEEN_COLORMAP = HAS_SHEEN && !!material.sheenColorMap;
const HAS_SHEEN_ROUGHNESSMAP = HAS_SHEEN && !!material.sheenRoughnessMap;
const HAS_SPECULARMAP = !!material.specularMap;
const HAS_SPECULAR_COLORMAP = !!material.specularColorMap;
const HAS_SPECULAR_INTENSITYMAP = !!material.specularIntensityMap;
const HAS_TRANSMISSIONMAP = HAS_TRANSMISSION && !!material.transmissionMap;
const HAS_THICKNESSMAP = HAS_TRANSMISSION && !!material.thicknessMap;
const HAS_GRADIENTMAP = !!material.gradientMap;
const HAS_ALPHAMAP = !!material.alphaMap;
const HAS_ALPHATEST = material.alphaTest > 0;
const HAS_ALPHAHASH = !!material.alphaHash;
const HAS_EXTENSIONS = !!material.extensions;
let toneMapping = NoToneMapping;
if (material.toneMapped) {
if (currentRenderTarget === null || currentRenderTarget.isXRRenderTarget === true) {
toneMapping = renderer.toneMapping;
}
}
const parameters = {
shaderID,
shaderType: material.type,
shaderName: material.name,
vertexShader,
fragmentShader,
defines: material.defines,
customVertexShaderID,
customFragmentShaderID,
isRawShaderMaterial: material.isRawShaderMaterial === true,
glslVersion: material.glslVersion,
precision,
batching: IS_BATCHEDMESH,
batchingColor: IS_BATCHEDMESH && object._colorsTexture !== null,
instancing: IS_INSTANCEDMESH,
instancingColor: IS_INSTANCEDMESH && object.instanceColor !== null,
instancingMorph: IS_INSTANCEDMESH && object.morphTexture !== null,
supportsVertexTextures: SUPPORTS_VERTEX_TEXTURES,
outputColorSpace: currentRenderTarget === null ? renderer.outputColorSpace : currentRenderTarget.isXRRenderTarget === true ? currentRenderTarget.texture.colorSpace : LinearSRGBColorSpace,
alphaToCoverage: !!material.alphaToCoverage,
map: HAS_MAP,
matcap: HAS_MATCAP,
envMap: HAS_ENVMAP,
envMapMode: HAS_ENVMAP && envMap.mapping,
envMapCubeUVHeight,
aoMap: HAS_AOMAP,
lightMap: HAS_LIGHTMAP,
bumpMap: HAS_BUMPMAP,
normalMap: HAS_NORMALMAP,
displacementMap: SUPPORTS_VERTEX_TEXTURES && HAS_DISPLACEMENTMAP,
emissiveMap: HAS_EMISSIVEMAP,
normalMapObjectSpace: HAS_NORMALMAP && material.normalMapType === ObjectSpaceNormalMap,
normalMapTangentSpace: HAS_NORMALMAP && material.normalMapType === TangentSpaceNormalMap,
metalnessMap: HAS_METALNESSMAP,
roughnessMap: HAS_ROUGHNESSMAP,
anisotropy: HAS_ANISOTROPY,
anisotropyMap: HAS_ANISOTROPYMAP,
clearcoat: HAS_CLEARCOAT,
clearcoatMap: HAS_CLEARCOATMAP,
clearcoatNormalMap: HAS_CLEARCOAT_NORMALMAP,
clearcoatRoughnessMap: HAS_CLEARCOAT_ROUGHNESSMAP,
dispersion: HAS_DISPERSION,
iridescence: HAS_IRIDESCENCE,
iridescenceMap: HAS_IRIDESCENCEMAP,
iridescenceThicknessMap: HAS_IRIDESCENCE_THICKNESSMAP,
sheen: HAS_SHEEN,
sheenColorMap: HAS_SHEEN_COLORMAP,
sheenRoughnessMap: HAS_SHEEN_ROUGHNESSMAP,
specularMap: HAS_SPECULARMAP,
specularColorMap: HAS_SPECULAR_COLORMAP,
specularIntensityMap: HAS_SPECULAR_INTENSITYMAP,
transmission: HAS_TRANSMISSION,
transmissionMap: HAS_TRANSMISSIONMAP,
thicknessMap: HAS_THICKNESSMAP,
gradientMap: HAS_GRADIENTMAP,
opaque: material.transparent === false && material.blending === NormalBlending && material.alphaToCoverage === false,
alphaMap: HAS_ALPHAMAP,
alphaTest: HAS_ALPHATEST,
alphaHash: HAS_ALPHAHASH,
combine: material.combine,
//
mapUv: HAS_MAP && getChannel(material.map.channel),
aoMapUv: HAS_AOMAP && getChannel(material.aoMap.channel),
lightMapUv: HAS_LIGHTMAP && getChannel(material.lightMap.channel),
bumpMapUv: HAS_BUMPMAP && getChannel(material.bumpMap.channel),
normalMapUv: HAS_NORMALMAP && getChannel(material.normalMap.channel),
displacementMapUv: HAS_DISPLACEMENTMAP && getChannel(material.displacementMap.channel),
emissiveMapUv: HAS_EMISSIVEMAP && getChannel(material.emissiveMap.channel),
metalnessMapUv: HAS_METALNESSMAP && getChannel(material.metalnessMap.channel),
roughnessMapUv: HAS_ROUGHNESSMAP && getChannel(material.roughnessMap.channel),
anisotropyMapUv: HAS_ANISOTROPYMAP && getChannel(material.anisotropyMap.channel),
clearcoatMapUv: HAS_CLEARCOATMAP && getChannel(material.clearcoatMap.channel),
clearcoatNormalMapUv: HAS_CLEARCOAT_NORMALMAP && getChannel(material.clearcoatNormalMap.channel),
clearcoatRoughnessMapUv: HAS_CLEARCOAT_ROUGHNESSMAP && getChannel(material.clearcoatRoughnessMap.channel),
iridescenceMapUv: HAS_IRIDESCENCEMAP && getChannel(material.iridescenceMap.channel),
iridescenceThicknessMapUv: HAS_IRIDESCENCE_THICKNESSMAP && getChannel(material.iridescenceThicknessMap.channel),
sheenColorMapUv: HAS_SHEEN_COLORMAP && getChannel(material.sheenColorMap.channel),
sheenRoughnessMapUv: HAS_SHEEN_ROUGHNESSMAP && getChannel(material.sheenRoughnessMap.channel),
specularMapUv: HAS_SPECULARMAP && getChannel(material.specularMap.channel),
specularColorMapUv: HAS_SPECULAR_COLORMAP && getChannel(material.specularColorMap.channel),
specularIntensityMapUv: HAS_SPECULAR_INTENSITYMAP && getChannel(material.specularIntensityMap.channel),
transmissionMapUv: HAS_TRANSMISSIONMAP && getChannel(material.transmissionMap.channel),
thicknessMapUv: HAS_THICKNESSMAP && getChannel(material.thicknessMap.channel),
alphaMapUv: HAS_ALPHAMAP && getChannel(material.alphaMap.channel),
//
vertexTangents: !!geometry.attributes.tangent && (HAS_NORMALMAP || HAS_ANISOTROPY),
vertexColors: material.vertexColors,
vertexAlphas: material.vertexColors === true && !!geometry.attributes.color && geometry.attributes.color.itemSize === 4,
pointsUvs: object.isPoints === true && !!geometry.attributes.uv && (HAS_MAP || HAS_ALPHAMAP),
fog: !!fog,
useFog: material.fog === true,
fogExp2: !!fog && fog.isFogExp2,
flatShading: material.flatShading === true,
sizeAttenuation: material.sizeAttenuation === true,
logarithmicDepthBuffer,
reverseDepthBuffer,
skinning: object.isSkinnedMesh === true,
morphTargets: geometry.morphAttributes.position !== void 0,
morphNormals: geometry.morphAttributes.normal !== void 0,
morphColors: geometry.morphAttributes.color !== void 0,
morphTargetsCount,
morphTextureStride,
numDirLights: lights.directional.length,
numPointLights: lights.point.length,
numSpotLights: lights.spot.length,
numSpotLightMaps: lights.spotLightMap.length,
numRectAreaLights: lights.rectArea.length,
numHemiLights: lights.hemi.length,
numDirLightShadows: lights.directionalShadowMap.length,
numPointLightShadows: lights.pointShadowMap.length,
numSpotLightShadows: lights.spotShadowMap.length,
numSpotLightShadowsWithMaps: lights.numSpotLightShadowsWithMaps,
numLightProbes: lights.numLightProbes,
numClippingPlanes: clipping.numPlanes,
numClipIntersection: clipping.numIntersection,
dithering: material.dithering,
shadowMapEnabled: renderer.shadowMap.enabled && shadows.length > 0,
shadowMapType: renderer.shadowMap.type,
toneMapping,
decodeVideoTexture: HAS_MAP && material.map.isVideoTexture === true && ColorManagement.getTransfer(material.map.colorSpace) === SRGBTransfer,
decodeVideoTextureEmissive: HAS_EMISSIVEMAP && material.emissiveMap.isVideoTexture === true && ColorManagement.getTransfer(material.emissiveMap.colorSpace) === SRGBTransfer,
premultipliedAlpha: material.premultipliedAlpha,
doubleSided: material.side === DoubleSide,
flipSided: material.side === BackSide,
useDepthPacking: material.depthPacking >= 0,
depthPacking: material.depthPacking || 0,
index0AttributeName: material.index0AttributeName,
extensionClipCullDistance: HAS_EXTENSIONS && material.extensions.clipCullDistance === true && extensions.has("WEBGL_clip_cull_distance"),
extensionMultiDraw: (HAS_EXTENSIONS && material.extensions.multiDraw === true || IS_BATCHEDMESH) && extensions.has("WEBGL_multi_draw"),
rendererExtensionParallelShaderCompile: extensions.has("KHR_parallel_shader_compile"),
customProgramCacheKey: material.customProgramCacheKey()
};
parameters.vertexUv1s = _activeChannels.has(1);
parameters.vertexUv2s = _activeChannels.has(2);
parameters.vertexUv3s = _activeChannels.has(3);
_activeChannels.clear();
return parameters;
}
function getProgramCacheKey(parameters) {
const array = [];
if (parameters.shaderID) {
array.push(parameters.shaderID);
} else {
array.push(parameters.customVertexShaderID);
array.push(parameters.customFragmentShaderID);
}
if (parameters.defines !== void 0) {
for (const name in parameters.defines) {
array.push(name);
array.push(parameters.defines[name]);
}
}
if (parameters.isRawShaderMaterial === false) {
getProgramCacheKeyParameters(array, parameters);
getProgramCacheKeyBooleans(array, parameters);
array.push(renderer.outputColorSpace);
}
array.push(parameters.customProgramCacheKey);
return array.join();
}
function getProgramCacheKeyParameters(array, parameters) {
array.push(parameters.precision);
array.push(parameters.outputColorSpace);
array.push(parameters.envMapMode);
array.push(parameters.envMapCubeUVHeight);
array.push(parameters.mapUv);
array.push(parameters.alphaMapUv);
array.push(parameters.lightMapUv);
array.push(parameters.aoMapUv);
array.push(parameters.bumpMapUv);
array.push(parameters.normalMapUv);
array.push(parameters.displacementMapUv);
array.push(parameters.emissiveMapUv);
array.push(parameters.metalnessMapUv);
array.push(parameters.roughnessMapUv);
array.push(parameters.anisotropyMapUv);
array.push(parameters.clearcoatMapUv);
array.push(parameters.clearcoatNormalMapUv);
array.push(parameters.clearcoatRoughnessMapUv);
array.push(parameters.iridescenceMapUv);
array.push(parameters.iridescenceThicknessMapUv);
array.push(parameters.sheenColorMapUv);
array.push(parameters.sheenRoughnessMapUv);
array.push(parameters.specularMapUv);
array.push(parameters.specularColorMapUv);
array.push(parameters.specularIntensityMapUv);
array.push(parameters.transmissionMapUv);
array.push(parameters.thicknessMapUv);
array.push(parameters.combine);
array.push(parameters.fogExp2);
array.push(parameters.sizeAttenuation);
array.push(parameters.morphTargetsCount);
array.push(parameters.morphAttributeCount);
array.push(parameters.numDirLights);
array.push(parameters.numPointLights);
array.push(parameters.numSpotLights);
array.push(parameters.numSpotLightMaps);
array.push(parameters.numHemiLights);
array.push(parameters.numRectAreaLights);
array.push(parameters.numDirLightShadows);
array.push(parameters.numPointLightShadows);
array.push(parameters.numSpotLightShadows);
array.push(parameters.numSpotLightShadowsWithMaps);
array.push(parameters.numLightProbes);
array.push(parameters.shadowMapType);
array.push(parameters.toneMapping);
array.push(parameters.numClippingPlanes);
array.push(parameters.numClipIntersection);
array.push(parameters.depthPacking);
}
function getProgramCacheKeyBooleans(array, parameters) {
_programLayers.disableAll();
if (parameters.supportsVertexTextures)
_programLayers.enable(0);
if (parameters.instancing)
_programLayers.enable(1);
if (parameters.instancingColor)
_programLayers.enable(2);
if (parameters.instancingMorph)
_programLayers.enable(3);
if (parameters.matcap)
_programLayers.enable(4);
if (parameters.envMap)
_programLayers.enable(5);
if (parameters.normalMapObjectSpace)
_programLayers.enable(6);
if (parameters.normalMapTangentSpace)
_programLayers.enable(7);
if (parameters.clearcoat)
_programLayers.enable(8);
if (parameters.iridescence)
_programLayers.enable(9);
if (parameters.alphaTest)
_programLayers.enable(10);
if (parameters.vertexColors)
_programLayers.enable(11);
if (parameters.vertexAlphas)
_programLayers.enable(12);
if (parameters.vertexUv1s)
_programLayers.enable(13);
if (parameters.vertexUv2s)
_programLayers.enable(14);
if (parameters.vertexUv3s)
_programLayers.enable(15);
if (parameters.vertexTangents)
_programLayers.enable(16);
if (parameters.anisotropy)
_programLayers.enable(17);
if (parameters.alphaHash)
_programLayers.enable(18);
if (parameters.batching)
_programLayers.enable(19);
if (parameters.dispersion)
_programLayers.enable(20);
if (parameters.batchingColor)
_programLayers.enable(21);
array.push(_programLayers.mask);
_programLayers.disableAll();
if (parameters.fog)
_programLayers.enable(0);
if (parameters.useFog)
_programLayers.enable(1);
if (parameters.flatShading)
_programLayers.enable(2);
if (parameters.logarithmicDepthBuffer)
_programLayers.enable(3);
if (parameters.reverseDepthBuffer)
_programLayers.enable(4);
if (parameters.skinning)
_programLayers.enable(5);
if (parameters.morphTargets)
_programLayers.enable(6);
if (parameters.morphNormals)
_programLayers.enable(7);
if (parameters.morphColors)
_programLayers.enable(8);
if (parameters.premultipliedAlpha)
_programLayers.enable(9);
if (parameters.shadowMapEnabled)
_programLayers.enable(10);
if (parameters.doubleSided)
_programLayers.enable(11);
if (parameters.flipSided)
_programLayers.enable(12);
if (parameters.useDepthPacking)
_programLayers.enable(13);
if (parameters.dithering)
_programLayers.enable(14);
if (parameters.transmission)
_programLayers.enable(15);
if (parameters.sheen)
_programLayers.enable(16);
if (parameters.opaque)
_programLayers.enable(17);
if (parameters.pointsUvs)
_programLayers.enable(18);
if (parameters.decodeVideoTexture)
_programLayers.enable(19);
if (parameters.decodeVideoTextureEmissive)
_programLayers.enable(20);
if (parameters.alphaToCoverage)
_programLayers.enable(21);
array.push(_programLayers.mask);
}
function getUniforms(material) {
const shaderID = shaderIDs[material.type];
let uniforms;
if (shaderID) {
const shader = ShaderLib[shaderID];
uniforms = UniformsUtils.clone(shader.uniforms);
} else {
uniforms = material.uniforms;
}
return uniforms;
}
function acquireProgram(parameters, cacheKey) {
let program;
for (let p = 0, pl = programs.length; p < pl; p++) {
const preexistingProgram = programs[p];
if (preexistingProgram.cacheKey === cacheKey) {
program = preexistingProgram;
++program.usedTimes;
break;
}
}
if (program === void 0) {
program = new WebGLProgram(renderer, cacheKey, parameters, bindingStates);
programs.push(program);
}
return program;
}
function releaseProgram(program) {
if (--program.usedTimes === 0) {
const i = programs.indexOf(program);
programs[i] = programs[programs.length - 1];
programs.pop();
program.destroy();
}
}
function releaseShaderCache(material) {
_customShaders.remove(material);
}
function dispose() {
_customShaders.dispose();
}
return {
getParameters,
getProgramCacheKey,
getUniforms,
acquireProgram,
releaseProgram,
releaseShaderCache,
// Exposed for resource monitoring & error feedback via renderer.info:
programs,
dispose
};
}
function WebGLProperties() {
let properties = /* @__PURE__ */ new WeakMap();
function has(object) {
return properties.has(object);
}
function get(object) {
let map = properties.get(object);
if (map === void 0) {
map = {};
properties.set(object, map);
}
return map;
}
function remove(object) {
properties.delete(object);
}
function update(object, key, value) {
properties.get(object)[key] = value;
}
function dispose() {
properties = /* @__PURE__ */ new WeakMap();
}
return {
has,
get,
remove,
update,
dispose
};
}
function painterSortStable(a, b) {
if (a.groupOrder !== b.groupOrder) {
return a.groupOrder - b.groupOrder;
} else if (a.renderOrder !== b.renderOrder) {
return a.renderOrder - b.renderOrder;
} else if (a.material.id !== b.material.id) {
return a.material.id - b.material.id;
} else if (a.z !== b.z) {
return a.z - b.z;
} else {
return a.id - b.id;
}
}
function reversePainterSortStable(a, b) {
if (a.groupOrder !== b.groupOrder) {
return a.groupOrder - b.groupOrder;
} else if (a.renderOrder !== b.renderOrder) {
return a.renderOrder - b.renderOrder;
} else if (a.z !== b.z) {
return b.z - a.z;
} else {
return a.id - b.id;
}
}
function WebGLRenderList() {
const renderItems = [];
let renderItemsIndex = 0;
const opaque = [];
const transmissive = [];
const transparent = [];
function init() {
renderItemsIndex = 0;
opaque.length = 0;
transmissive.length = 0;
transparent.length = 0;
}
function getNextRenderItem(object, geometry, material, groupOrder, z, group) {
let renderItem = renderItems[renderItemsIndex];
if (renderItem === void 0) {
renderItem = {
id: object.id,
object,
geometry,
material,
groupOrder,
renderOrder: object.renderOrder,
z,
group
};
renderItems[renderItemsIndex] = renderItem;
} else {
renderItem.id = object.id;
renderItem.object = object;
renderItem.geometry = geometry;
renderItem.material = material;
renderItem.groupOrder = groupOrder;
renderItem.renderOrder = object.renderOrder;
renderItem.z = z;
renderItem.group = group;
}
renderItemsIndex++;
return renderItem;
}
function push(object, geometry, material, groupOrder, z, group) {
const renderItem = getNextRenderItem(object, geometry, material, groupOrder, z, group);
if (material.transmission > 0) {
transmissive.push(renderItem);
} else if (material.transparent === true) {
transparent.push(renderItem);
} else {
opaque.push(renderItem);
}
}
function unshift(object, geometry, material, groupOrder, z, group) {
const renderItem = getNextRenderItem(object, geometry, material, groupOrder, z, group);
if (material.transmission > 0) {
transmissive.unshift(renderItem);
} else if (material.transparent === true) {
transparent.unshift(renderItem);
} else {
opaque.unshift(renderItem);
}
}
function sort(customOpaqueSort, customTransparentSort) {
if (opaque.length > 1) opaque.sort(customOpaqueSort || painterSortStable);
if (transmissive.length > 1) transmissive.sort(customTransparentSort || reversePainterSortStable);
if (transparent.length > 1) transparent.sort(customTransparentSort || reversePainterSortStable);
}
function finish() {
for (let i = renderItemsIndex, il = renderItems.length; i < il; i++) {
const renderItem = renderItems[i];
if (renderItem.id === null) break;
renderItem.id = null;
renderItem.object = null;
renderItem.geometry = null;
renderItem.material = null;
renderItem.group = null;
}
}
return {
opaque,
transmissive,
transparent,
init,
push,
unshift,
finish,
sort
};
}
function WebGLRenderLists() {
let lists = /* @__PURE__ */ new WeakMap();
function get(scene, renderCallDepth) {
const listArray = lists.get(scene);
let list;
if (listArray === void 0) {
list = new WebGLRenderList();
lists.set(scene, [list]);
} else {
if (renderCallDepth >= listArray.length) {
list = new WebGLRenderList();
listArray.push(list);
} else {
list = listArray[renderCallDepth];
}
}
return list;
}
function dispose() {
lists = /* @__PURE__ */ new WeakMap();
}
return {
get,
dispose
};
}
function UniformsCache() {
const lights = {};
return {
get: function(light) {
if (lights[light.id] !== void 0) {
return lights[light.id];
}
let uniforms;
switch (light.type) {
case "DirectionalLight":
uniforms = {
direction: new Vector3(),
color: new Color()
};
break;
case "SpotLight":
uniforms = {
position: new Vector3(),
direction: new Vector3(),
color: new Color(),
distance: 0,
coneCos: 0,
penumbraCos: 0,
decay: 0
};
break;
case "PointLight":
uniforms = {
position: new Vector3(),
color: new Color(),
distance: 0,
decay: 0
};
break;
case "HemisphereLight":
uniforms = {
direction: new Vector3(),
skyColor: new Color(),
groundColor: new Color()
};
break;
case "RectAreaLight":
uniforms = {
color: new Color(),
position: new Vector3(),
halfWidth: new Vector3(),
halfHeight: new Vector3()
};
break;
}
lights[light.id] = uniforms;
return uniforms;
}
};
}
function ShadowUniformsCache() {
const lights = {};
return {
get: function(light) {
if (lights[light.id] !== void 0) {
return lights[light.id];
}
let uniforms;
switch (light.type) {
case "DirectionalLight":
uniforms = {
shadowIntensity: 1,
shadowBias: 0,
shadowNormalBias: 0,
shadowRadius: 1,
shadowMapSize: new Vector2()
};
break;
case "SpotLight":
uniforms = {
shadowIntensity: 1,
shadowBias: 0,
shadowNormalBias: 0,
shadowRadius: 1,
shadowMapSize: new Vector2()
};
break;
case "PointLight":
uniforms = {
shadowIntensity: 1,
shadowBias: 0,
shadowNormalBias: 0,
shadowRadius: 1,
shadowMapSize: new Vector2(),
shadowCameraNear: 1,
shadowCameraFar: 1e3
};
break;
}
lights[light.id] = uniforms;
return uniforms;
}
};
}
let nextVersion = 0;
function shadowCastingAndTexturingLightsFirst(lightA, lightB) {
return (lightB.castShadow ? 2 : 0) - (lightA.castShadow ? 2 : 0) + (lightB.map ? 1 : 0) - (lightA.map ? 1 : 0);
}
function WebGLLights(extensions) {
const cache = new UniformsCache();
const shadowCache = ShadowUniformsCache();
const state = {
version: 0,
hash: {
directionalLength: -1,
pointLength: -1,
spotLength: -1,
rectAreaLength: -1,
hemiLength: -1,
numDirectionalShadows: -1,
numPointShadows: -1,
numSpotShadows: -1,
numSpotMaps: -1,
numLightProbes: -1
},
ambient: [0, 0, 0],
probe: [],
directional: [],
directionalShadow: [],
directionalShadowMap: [],
directionalShadowMatrix: [],
spot: [],
spotLightMap: [],
spotShadow: [],
spotShadowMap: [],
spotLightMatrix: [],
rectArea: [],
rectAreaLTC1: null,
rectAreaLTC2: null,
point: [],
pointShadow: [],
pointShadowMap: [],
pointShadowMatrix: [],
hemi: [],
numSpotLightShadowsWithMaps: 0,
numLightProbes: 0
};
for (let i = 0; i < 9; i++) state.probe.push(new Vector3());
const vector3 = new Vector3();
const matrix4 = new Matrix4();
const matrix42 = new Matrix4();
function setup(lights) {
let r = 0, g = 0, b = 0;
for (let i = 0; i < 9; i++) state.probe[i].set(0, 0, 0);
let directionalLength = 0;
let pointLength = 0;
let spotLength = 0;
let rectAreaLength = 0;
let hemiLength = 0;
let numDirectionalShadows = 0;
let numPointShadows = 0;
let numSpotShadows = 0;
let numSpotMaps = 0;
let numSpotShadowsWithMaps = 0;
let numLightProbes = 0;
lights.sort(shadowCastingAndTexturingLightsFirst);
for (let i = 0, l = lights.length; i < l; i++) {
const light = lights[i];
const color = light.color;
const intensity = light.intensity;
const distance = light.distance;
const shadowMap = light.shadow && light.shadow.map ? light.shadow.map.texture : null;
if (light.isAmbientLight) {
r += color.r * intensity;
g += color.g * intensity;
b += color.b * intensity;
} else if (light.isLightProbe) {
for (let j = 0; j < 9; j++) {
state.probe[j].addScaledVector(light.sh.coefficients[j], intensity);
}
numLightProbes++;
} else if (light.isDirectionalLight) {
const uniforms = cache.get(light);
uniforms.color.copy(light.color).multiplyScalar(light.intensity);
if (light.castShadow) {
const shadow = light.shadow;
const shadowUniforms = shadowCache.get(light);
shadowUniforms.shadowIntensity = shadow.intensity;
shadowUniforms.shadowBias = shadow.bias;
shadowUniforms.shadowNormalBias = shadow.normalBias;
shadowUniforms.shadowRadius = shadow.radius;
shadowUniforms.shadowMapSize = shadow.mapSize;
state.directionalShadow[directionalLength] = shadowUniforms;
state.directionalShadowMap[directionalLength] = shadowMap;
state.directionalShadowMatrix[directionalLength] = light.shadow.matrix;
numDirectionalShadows++;
}
state.directional[directionalLength] = uniforms;
directionalLength++;
} else if (light.isSpotLight) {
const uniforms = cache.get(light);
uniforms.position.setFromMatrixPosition(light.matrixWorld);
uniforms.color.copy(color).multiplyScalar(intensity);
uniforms.distance = distance;
uniforms.coneCos = Math.cos(light.angle);
uniforms.penumbraCos = Math.cos(light.angle * (1 - light.penumbra));
uniforms.decay = light.decay;
state.spot[spotLength] = uniforms;
const shadow = light.shadow;
if (light.map) {
state.spotLightMap[numSpotMaps] = light.map;
numSpotMaps++;
shadow.updateMatrices(light);
if (light.castShadow) numSpotShadowsWithMaps++;
}
state.spotLightMatrix[spotLength] = shadow.matrix;
if (light.castShadow) {
const shadowUniforms = shadowCache.get(light);
shadowUniforms.shadowIntensity = shadow.intensity;
shadowUniforms.shadowBias = shadow.bias;
shadowUniforms.shadowNormalBias = shadow.normalBias;
shadowUniforms.shadowRadius = shadow.radius;
shadowUniforms.shadowMapSize = shadow.mapSize;
state.spotShadow[spotLength] = shadowUniforms;
state.spotShadowMap[spotLength] = shadowMap;
numSpotShadows++;
}
spotLength++;
} else if (light.isRectAreaLight) {
const uniforms = cache.get(light);
uniforms.color.copy(color).multiplyScalar(intensity);
uniforms.halfWidth.set(light.width * 0.5, 0, 0);
uniforms.halfHeight.set(0, light.height * 0.5, 0);
state.rectArea[rectAreaLength] = uniforms;
rectAreaLength++;
} else if (light.isPointLight) {
const uniforms = cache.get(light);
uniforms.color.copy(light.color).multiplyScalar(light.intensity);
uniforms.distance = light.distance;
uniforms.decay = light.decay;
if (light.castShadow) {
const shadow = light.shadow;
const shadowUniforms = shadowCache.get(light);
shadowUniforms.shadowIntensity = shadow.intensity;
shadowUniforms.shadowBias = shadow.bias;
shadowUniforms.shadowNormalBias = shadow.normalBias;
shadowUniforms.shadowRadius = shadow.radius;
shadowUniforms.shadowMapSize = shadow.mapSize;
shadowUniforms.shadowCameraNear = shadow.camera.near;
shadowUniforms.shadowCameraFar = shadow.camera.far;
state.pointShadow[pointLength] = shadowUniforms;
state.pointShadowMap[pointLength] = shadowMap;
state.pointShadowMatrix[pointLength] = light.shadow.matrix;
numPointShadows++;
}
state.point[pointLength] = uniforms;
pointLength++;
} else if (light.isHemisphereLight) {
const uniforms = cache.get(light);
uniforms.skyColor.copy(light.color).multiplyScalar(intensity);
uniforms.groundColor.copy(light.groundColor).multiplyScalar(intensity);
state.hemi[hemiLength] = uniforms;
hemiLength++;
}
}
if (rectAreaLength > 0) {
if (extensions.has("OES_texture_float_linear") === true) {
state.rectAreaLTC1 = UniformsLib.LTC_FLOAT_1;
state.rectAreaLTC2 = UniformsLib.LTC_FLOAT_2;
} else {
state.rectAreaLTC1 = UniformsLib.LTC_HALF_1;
state.rectAreaLTC2 = UniformsLib.LTC_HALF_2;
}
}
state.ambient[0] = r;
state.ambient[1] = g;
state.ambient[2] = b;
const hash = state.hash;
if (hash.directionalLength !== directionalLength || hash.pointLength !== pointLength || hash.spotLength !== spotLength || hash.rectAreaLength !== rectAreaLength || hash.hemiLength !== hemiLength || hash.numDirectionalShadows !== numDirectionalShadows || hash.numPointShadows !== numPointShadows || hash.numSpotShadows !== numSpotShadows || hash.numSpotMaps !== numSpotMaps || hash.numLightProbes !== numLightProbes) {
state.directional.length = directionalLength;
state.spot.length = spotLength;
state.rectArea.length = rectAreaLength;
state.point.length = pointLength;
state.hemi.length = hemiLength;
state.directionalShadow.length = numDirectionalShadows;
state.directionalShadowMap.length = numDirectionalShadows;
state.pointShadow.length = numPointShadows;
state.pointShadowMap.length = numPointShadows;
state.spotShadow.length = numSpotShadows;
state.spotShadowMap.length = numSpotShadows;
state.directionalShadowMatrix.length = numDirectionalShadows;
state.pointShadowMatrix.length = numPointShadows;
state.spotLightMatrix.length = numSpotShadows + numSpotMaps - numSpotShadowsWithMaps;
state.spotLightMap.length = numSpotMaps;
state.numSpotLightShadowsWithMaps = numSpotShadowsWithMaps;
state.numLightProbes = numLightProbes;
hash.directionalLength = directionalLength;
hash.pointLength = pointLength;
hash.spotLength = spotLength;
hash.rectAreaLength = rectAreaLength;
hash.hemiLength = hemiLength;
hash.numDirectionalShadows = numDirectionalShadows;
hash.numPointShadows = numPointShadows;
hash.numSpotShadows = numSpotShadows;
hash.numSpotMaps = numSpotMaps;
hash.numLightProbes = numLightProbes;
state.version = nextVersion++;
}
}
function setupView(lights, camera) {
let directionalLength = 0;
let pointLength = 0;
let spotLength = 0;
let rectAreaLength = 0;
let hemiLength = 0;
const viewMatrix = camera.matrixWorldInverse;
for (let i = 0, l = lights.length; i < l; i++) {
const light = lights[i];
if (light.isDirectionalLight) {
const uniforms = state.directional[directionalLength];
uniforms.direction.setFromMatrixPosition(light.matrixWorld);
vector3.setFromMatrixPosition(light.target.matrixWorld);
uniforms.direction.sub(vector3);
uniforms.direction.transformDirection(viewMatrix);
directionalLength++;
} else if (light.isSpotLight) {
const uniforms = state.spot[spotLength];
uniforms.position.setFromMatrixPosition(light.matrixWorld);
uniforms.position.applyMatrix4(viewMatrix);
uniforms.direction.setFromMatrixPosition(light.matrixWorld);
vector3.setFromMatrixPosition(light.target.matrixWorld);
uniforms.direction.sub(vector3);
uniforms.direction.transformDirection(viewMatrix);
spotLength++;
} else if (light.isRectAreaLight) {
const uniforms = state.rectArea[rectAreaLength];
uniforms.position.setFromMatrixPosition(light.matrixWorld);
uniforms.position.applyMatrix4(viewMatrix);
matrix42.identity();
matrix4.copy(light.matrixWorld);
matrix4.premultiply(viewMatrix);
matrix42.extractRotation(matrix4);
uniforms.halfWidth.set(light.width * 0.5, 0, 0);
uniforms.halfHeight.set(0, light.height * 0.5, 0);
uniforms.halfWidth.applyMatrix4(matrix42);
uniforms.halfHeight.applyMatrix4(matrix42);
rectAreaLength++;
} else if (light.isPointLight) {
const uniforms = state.point[pointLength];
uniforms.position.setFromMatrixPosition(light.matrixWorld);
uniforms.position.applyMatrix4(viewMatrix);
pointLength++;
} else if (light.isHemisphereLight) {
const uniforms = state.hemi[hemiLength];
uniforms.direction.setFromMatrixPosition(light.matrixWorld);
uniforms.direction.transformDirection(viewMatrix);
hemiLength++;
}
}
}
return {
setup,
setupView,
state
};
}
function WebGLRenderState(extensions) {
const lights = new WebGLLights(extensions);
const lightsArray = [];
const shadowsArray = [];
function init(camera) {
state.camera = camera;
lightsArray.length = 0;
shadowsArray.length = 0;
}
function pushLight(light) {
lightsArray.push(light);
}
function pushShadow(shadowLight) {
shadowsArray.push(shadowLight);
}
function setupLights() {
lights.setup(lightsArray);
}
function setupLightsView(camera) {
lights.setupView(lightsArray, camera);
}
const state = {
lightsArray,
shadowsArray,
camera: null,
lights,
transmissionRenderTarget: {}
};
return {
init,
state,
setupLights,
setupLightsView,
pushLight,
pushShadow
};
}
function WebGLRenderStates(extensions) {
let renderStates = /* @__PURE__ */ new WeakMap();
function get(scene, renderCallDepth = 0) {
const renderStateArray = renderStates.get(scene);
let renderState;
if (renderStateArray === void 0) {
renderState = new WebGLRenderState(extensions);
renderStates.set(scene, [renderState]);
} else {
if (renderCallDepth >= renderStateArray.length) {
renderState = new WebGLRenderState(extensions);
renderStateArray.push(renderState);
} else {
renderState = renderStateArray[renderCallDepth];
}
}
return renderState;
}
function dispose() {
renderStates = /* @__PURE__ */ new WeakMap();
}
return {
get,
dispose
};
}
class MeshDepthMaterial extends Material {
static get type() {
return "MeshDepthMaterial";
}
constructor(parameters) {
super();
this.isMeshDepthMaterial = true;
this.depthPacking = BasicDepthPacking;
this.map = null;
this.alphaMap = null;
this.displacementMap = null;
this.displacementScale = 1;
this.displacementBias = 0;
this.wireframe = false;
this.wireframeLinewidth = 1;
this.setValues(parameters);
}
copy(source) {
super.copy(source);
this.depthPacking = source.depthPacking;
this.map = source.map;
this.alphaMap = source.alphaMap;
this.displacementMap = source.displacementMap;
this.displacementScale = source.displacementScale;
this.displacementBias = source.displacementBias;
this.wireframe = source.wireframe;
this.wireframeLinewidth = source.wireframeLinewidth;
return this;
}
}
class MeshDistanceMaterial extends Material {
static get type() {
return "MeshDistanceMaterial";
}
constructor(parameters) {
super();
this.isMeshDistanceMaterial = true;
this.map = null;
this.alphaMap = null;
this.displacementMap = null;
this.displacementScale = 1;
this.displacementBias = 0;
this.setValues(parameters);
}
copy(source) {
super.copy(source);
this.map = source.map;
this.alphaMap = source.alphaMap;
this.displacementMap = source.displacementMap;
this.displacementScale = source.displacementScale;
this.displacementBias = source.displacementBias;
return this;
}
}
const vertex = "void main() {\n gl_Position = vec4( position, 1.0 );\n}";
const fragment = "uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include <packing>\nvoid main() {\n const float samples = float( VSM_SAMPLES );\n float mean = 0.0;\n float squared_mean = 0.0;\n float uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );\n float uvStart = samples <= 1.0 ? 0.0 : - 1.0;\n for ( float i = 0.0; i < samples; i ++ ) {\n float uvOffset = uvStart + i * uvStride;\n #ifdef HORIZONTAL_PASS\n vec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) );\n mean += distribution.x;\n squared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n #else\n float depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ) );\n mean += depth;\n squared_mean += depth * depth;\n #endif\n }\n mean = mean / samples;\n squared_mean = squared_mean / samples;\n float std_dev = sqrt( squared_mean - mean * mean );\n gl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}";
function WebGLShadowMap(renderer, objects, capabilities) {
let _frustum = new Frustum();
const _shadowMapSize = new Vector2(), _viewportSize = new Vector2(), _viewport = new Vector4(), _depthMaterial = new MeshDepthMaterial({ depthPacking: RGBADepthPacking }), _distanceMaterial = new MeshDistanceMaterial(), _materialCache = {}, _maxTextureSize = capabilities.maxTextureSize;
const shadowSide = { [FrontSide]: BackSide, [BackSide]: FrontSide, [DoubleSide]: DoubleSide };
const shadowMaterialVertical = new ShaderMaterial({
defines: {
VSM_SAMPLES: 8
},
uniforms: {
shadow_pass: { value: null },
resolution: { value: new Vector2() },
radius: { value: 4 }
},
vertexShader: vertex,
fragmentShader: fragment
});
const shadowMaterialHorizontal = shadowMaterialVertical.clone();
shadowMaterialHorizontal.defines.HORIZONTAL_PASS = 1;
const fullScreenTri = new BufferGeometry();
fullScreenTri.setAttribute(
"position",
new BufferAttribute(
new Float32Array([-1, -1, 0.5, 3, -1, 0.5, -1, 3, 0.5]),
3
)
);
const fullScreenMesh = new Mesh(fullScreenTri, shadowMaterialVertical);
const scope = this;
this.enabled = false;
this.autoUpdate = true;
this.needsUpdate = false;
this.type = PCFShadowMap;
let _previousType = this.type;
this.render = function(lights, scene, camera) {
if (scope.enabled === false) return;
if (scope.autoUpdate === false && scope.needsUpdate === false) return;
if (lights.length === 0) return;
const currentRenderTarget = renderer.getRenderTarget();
const activeCubeFace = renderer.getActiveCubeFace();
const activeMipmapLevel = renderer.getActiveMipmapLevel();
const _state = renderer.state;
_state.setBlending(NoBlending);
_state.buffers.color.setClear(1, 1, 1, 1);
_state.buffers.depth.setTest(true);
_state.setScissorTest(false);
const toVSM = _previousType !== VSMShadowMap && this.type === VSMShadowMap;
const fromVSM = _previousType === VSMShadowMap && this.type !== VSMShadowMap;
for (let i = 0, il = lights.length; i < il; i++) {
const light = lights[i];
const shadow = light.shadow;
if (shadow === void 0) {
console.warn("THREE.WebGLShadowMap:", light, "has no shadow.");
continue;
}
if (shadow.autoUpdate === false && shadow.needsUpdate === false) continue;
_shadowMapSize.copy(shadow.mapSize);
const shadowFrameExtents = shadow.getFrameExtents();
_shadowMapSize.multiply(shadowFrameExtents);
_viewportSize.copy(shadow.mapSize);
if (_shadowMapSize.x > _maxTextureSize || _shadowMapSize.y > _maxTextureSize) {
if (_shadowMapSize.x > _maxTextureSize) {
_viewportSize.x = Math.floor(_maxTextureSize / shadowFrameExtents.x);
_shadowMapSize.x = _viewportSize.x * shadowFrameExtents.x;
shadow.mapSize.x = _viewportSize.x;
}
if (_shadowMapSize.y > _maxTextureSize) {
_viewportSize.y = Math.floor(_maxTextureSize / shadowFrameExtents.y);
_shadowMapSize.y = _viewportSize.y * shadowFrameExtents.y;
shadow.mapSize.y = _viewportSize.y;
}
}
if (shadow.map === null || toVSM === true || fromVSM === true) {
const pars = this.type !== VSMShadowMap ? { minFilter: NearestFilter, magFilter: NearestFilter } : {};
if (shadow.map !== null) {
shadow.map.dispose();
}
shadow.map = new WebGLRenderTarget(_shadowMapSize.x, _shadowMapSize.y, pars);
shadow.map.texture.name = light.name + ".shadowMap";
shadow.camera.updateProjectionMatrix();
}
renderer.setRenderTarget(shadow.map);
renderer.clear();
const viewportCount = shadow.getViewportCount();
for (let vp = 0; vp < viewportCount; vp++) {
const viewport = shadow.getViewport(vp);
_viewport.set(
_viewportSize.x * viewport.x,
_viewportSize.y * viewport.y,
_viewportSize.x * viewport.z,
_viewportSize.y * viewport.w
);
_state.viewport(_viewport);
shadow.updateMatrices(light, vp);
_frustum = shadow.getFrustum();
renderObject(scene, camera, shadow.camera, light, this.type);
}
if (shadow.isPointLightShadow !== true && this.type === VSMShadowMap) {
VSMPass(shadow, camera);
}
shadow.needsUpdate = false;
}
_previousType = this.type;
scope.needsUpdate = false;
renderer.setRenderTarget(currentRenderTarget, activeCubeFace, activeMipmapLevel);
};
function VSMPass(shadow, camera) {
const geometry = objects.update(fullScreenMesh);
if (shadowMaterialVertical.defines.VSM_SAMPLES !== shadow.blurSamples) {
shadowMaterialVertical.defines.VSM_SAMPLES = shadow.blurSamples;
shadowMaterialHorizontal.defines.VSM_SAMPLES = shadow.blurSamples;
shadowMaterialVertical.needsUpdate = true;
shadowMaterialHorizontal.needsUpdate = true;
}
if (shadow.mapPass === null) {
shadow.mapPass = new WebGLRenderTarget(_shadowMapSize.x, _shadowMapSize.y);
}
shadowMaterialVertical.uniforms.shadow_pass.value = shadow.map.texture;
shadowMaterialVertical.uniforms.resolution.value = shadow.mapSize;
shadowMaterialVertical.uniforms.radius.value = shadow.radius;
renderer.setRenderTarget(shadow.mapPass);
renderer.clear();
renderer.renderBufferDirect(camera, null, geometry, shadowMaterialVertical, fullScreenMesh, null);
shadowMaterialHorizontal.uniforms.shadow_pass.value = shadow.mapPass.texture;
shadowMaterialHorizontal.uniforms.resolution.value = shadow.mapSize;
shadowMaterialHorizontal.uniforms.radius.value = shadow.radius;
renderer.setRenderTarget(shadow.map);
renderer.clear();
renderer.renderBufferDirect(camera, null, geometry, shadowMaterialHorizontal, fullScreenMesh, null);
}
function getDepthMaterial(object, material, light, type) {
let result = null;
const customMaterial = light.isPointLight === true ? object.customDistanceMaterial : object.customDepthMaterial;
if (customMaterial !== void 0) {
result = customMaterial;
} else {
result = light.isPointLight === true ? _distanceMaterial : _depthMaterial;
if (renderer.localClippingEnabled && material.clipShadows === true && Array.isArray(material.clippingPlanes) && material.clippingPlanes.length !== 0 || material.displacementMap && material.displacementScale !== 0 || material.alphaMap && material.alphaTest > 0 || material.map && material.alphaTest > 0) {
const keyA = result.uuid, keyB = material.uuid;
let materialsForVariant = _materialCache[keyA];
if (materialsForVariant === void 0) {
materialsForVariant = {};
_materialCache[keyA] = materialsForVariant;
}
let cachedMaterial = materialsForVariant[keyB];
if (cachedMaterial === void 0) {
cachedMaterial = result.clone();
materialsForVariant[keyB] = cachedMaterial;
material.addEventListener("dispose", onMaterialDispose);
}
result = cachedMaterial;
}
}
result.visible = material.visible;
result.wireframe = material.wireframe;
if (type === VSMShadowMap) {
result.side = material.shadowSide !== null ? material.shadowSide : material.side;
} else {
result.side = material.shadowSide !== null ? material.shadowSide : shadowSide[material.side];
}
result.alphaMap = material.alphaMap;
result.alphaTest = material.alphaTest;
result.map = material.map;
result.clipShadows = material.clipShadows;
result.clippingPlanes = material.clippingPlanes;
result.clipIntersection = material.clipIntersection;
result.displacementMap = material.displacementMap;
result.displacementScale = material.displacementScale;
result.displacementBias = material.displacementBias;
result.wireframeLinewidth = material.wireframeLinewidth;
result.linewidth = material.linewidth;
if (light.isPointLight === true && result.isMeshDistanceMaterial === true) {
const materialProperties = renderer.properties.get(result);
materialProperties.light = light;
}
return result;
}
function renderObject(object, camera, shadowCamera, light, type) {
if (object.visible === false) return;
const visible = object.layers.test(camera.layers);
if (visible && (object.isMesh || object.isLine || object.isPoints)) {
if ((object.castShadow || object.receiveShadow && type === VSMShadowMap) && (!object.frustumCulled || _frustum.intersectsObject(object))) {
object.modelViewMatrix.multiplyMatrices(shadowCamera.matrixWorldInverse, object.matrixWorld);
const geometry = objects.update(object);
const material = object.material;
if (Array.isArray(material)) {
const groups = geometry.groups;
for (let k = 0, kl = groups.length; k < kl; k++) {
const group = groups[k];
const groupMaterial = material[group.materialIndex];
if (groupMaterial && groupMaterial.visible) {
const depthMaterial = getDepthMaterial(object, groupMaterial, light, type);
object.onBeforeShadow(renderer, object, camera, shadowCamera, geometry, depthMaterial, group);
renderer.renderBufferDirect(shadowCamera, null, geometry, depthMaterial, object, group);
object.onAfterShadow(renderer, object, camera, shadowCamera, geometry, depthMaterial, group);
}
}
} else if (material.visible) {
const depthMaterial = getDepthMaterial(object, material, light, type);
object.onBeforeShadow(renderer, object, camera, shadowCamera, geometry, depthMaterial, null);
renderer.renderBufferDirect(shadowCamera, null, geometry, depthMaterial, object, null);
object.onAfterShadow(renderer, object, camera, shadowCamera, geometry, depthMaterial, null);
}
}
}
const children = object.children;
for (let i = 0, l = children.length; i < l; i++) {
renderObject(children[i], camera, shadowCamera, light, type);
}
}
function onMaterialDispose(event) {
const material = event.target;
material.removeEventListener("dispose", onMaterialDispose);
for (const id in _materialCache) {
const cache = _materialCache[id];
const uuid = event.target.uuid;
if (uuid in cache) {
const shadowMaterial = cache[uuid];
shadowMaterial.dispose();
delete cache[uuid];
}
}
}
}
const reversedFuncs = {
[NeverDepth]: AlwaysDepth,
[LessDepth]: GreaterDepth,
[EqualDepth]: NotEqualDepth,
[LessEqualDepth]: GreaterEqualDepth,
[AlwaysDepth]: NeverDepth,
[GreaterDepth]: LessDepth,
[NotEqualDepth]: EqualDepth,
[GreaterEqualDepth]: LessEqualDepth
};
function WebGLState(gl, extensions) {
function ColorBuffer() {
let locked = false;
const color = new Vector4();
let currentColorMask = null;
const currentColorClear = new Vector4(0, 0, 0, 0);
return {
setMask: function(colorMask) {
if (currentColorMask !== colorMask && !locked) {
gl.colorMask(colorMask, colorMask, colorMask, colorMask);
currentColorMask = colorMask;
}
},
setLocked: function(lock) {
locked = lock;
},
setClear: function(r, g, b, a, premultipliedAlpha) {
if (premultipliedAlpha === true) {
r *= a;
g *= a;
b *= a;
}
color.set(r, g, b, a);
if (currentColorClear.equals(color) === false) {
gl.clearColor(r, g, b, a);
currentColorClear.copy(color);
}
},
reset: function() {
locked = false;
currentColorMask = null;
currentColorClear.set(-1, 0, 0, 0);
}
};
}
function DepthBuffer() {
let locked = false;
let reversed = false;
let currentDepthMask = null;
let currentDepthFunc = null;
let currentDepthClear = null;
return {
setReversed: function(value) {
if (reversed !== value) {
const ext = extensions.get("EXT_clip_control");
if (reversed) {
ext.clipControlEXT(ext.LOWER_LEFT_EXT, ext.ZERO_TO_ONE_EXT);
} else {
ext.clipControlEXT(ext.LOWER_LEFT_EXT, ext.NEGATIVE_ONE_TO_ONE_EXT);
}
const oldDepth = currentDepthClear;
currentDepthClear = null;
this.setClear(oldDepth);
}
reversed = value;
},
getReversed: function() {
return reversed;
},
setTest: function(depthTest) {
if (depthTest) {
enable(gl.DEPTH_TEST);
} else {
disable(gl.DEPTH_TEST);
}
},
setMask: function(depthMask) {
if (currentDepthMask !== depthMask && !locked) {
gl.depthMask(depthMask);
currentDepthMask = depthMask;
}
},
setFunc: function(depthFunc) {
if (reversed) depthFunc = reversedFuncs[depthFunc];
if (currentDepthFunc !== depthFunc) {
switch (depthFunc) {
case NeverDepth:
gl.depthFunc(gl.NEVER);
break;
case AlwaysDepth:
gl.depthFunc(gl.ALWAYS);
break;
case LessDepth:
gl.depthFunc(gl.LESS);
break;
case LessEqualDepth:
gl.depthFunc(gl.LEQUAL);
break;
case EqualDepth:
gl.depthFunc(gl.EQUAL);
break;
case GreaterEqualDepth:
gl.depthFunc(gl.GEQUAL);
break;
case GreaterDepth:
gl.depthFunc(gl.GREATER);
break;
case NotEqualDepth:
gl.depthFunc(gl.NOTEQUAL);
break;
default:
gl.depthFunc(gl.LEQUAL);
}
currentDepthFunc = depthFunc;
}
},
setLocked: function(lock) {
locked = lock;
},
setClear: function(depth) {
if (currentDepthClear !== depth) {
if (reversed) {
depth = 1 - depth;
}
gl.clearDepth(depth);
currentDepthClear = depth;
}
},
reset: function() {
locked = false;
currentDepthMask = null;
currentDepthFunc = null;
currentDepthClear = null;
reversed = false;
}
};
}
function StencilBuffer() {
let locked = false;
let currentStencilMask = null;
let currentStencilFunc = null;
let currentStencilRef = null;
let currentStencilFuncMask = null;
let currentStencilFail = null;
let currentStencilZFail = null;
let currentStencilZPass = null;
let currentStencilClear = null;
return {
setTest: function(stencilTest) {
if (!locked) {
if (stencilTest) {
enable(gl.STENCIL_TEST);
} else {
disable(gl.STENCIL_TEST);
}
}
},
setMask: function(stencilMask) {
if (currentStencilMask !== stencilMask && !locked) {
gl.stencilMask(stencilMask);
currentStencilMask = stencilMask;
}
},
setFunc: function(stencilFunc, stencilRef, stencilMask) {
if (currentStencilFunc !== stencilFunc || currentStencilRef !== stencilRef || currentStencilFuncMask !== stencilMask) {
gl.stencilFunc(stencilFunc, stencilRef, stencilMask);
currentStencilFunc = stencilFunc;
currentStencilRef = stencilRef;
currentStencilFuncMask = stencilMask;
}
},
setOp: function(stencilFail, stencilZFail, stencilZPass) {
if (currentStencilFail !== stencilFail || currentStencilZFail !== stencilZFail || currentStencilZPass !== stencilZPass) {
gl.stencilOp(stencilFail, stencilZFail, stencilZPass);
currentStencilFail = stencilFail;
currentStencilZFail = stencilZFail;
currentStencilZPass = stencilZPass;
}
},
setLocked: function(lock) {
locked = lock;
},
setClear: function(stencil) {
if (currentStencilClear !== stencil) {
gl.clearStencil(stencil);
currentStencilClear = stencil;
}
},
reset: function() {
locked = false;
currentStencilMask = null;
currentStencilFunc = null;
currentStencilRef = null;
currentStencilFuncMask = null;
currentStencilFail = null;
currentStencilZFail = null;
currentStencilZPass = null;
currentStencilClear = null;
}
};
}
const colorBuffer = new ColorBuffer();
const depthBuffer = new DepthBuffer();
const stencilBuffer = new StencilBuffer();
const uboBindings = /* @__PURE__ */ new WeakMap();
const uboProgramMap = /* @__PURE__ */ new WeakMap();
let enabledCapabilities = {};
let currentBoundFramebuffers = {};
let currentDrawbuffers = /* @__PURE__ */ new WeakMap();
let defaultDrawbuffers = [];
let currentProgram = null;
let currentBlendingEnabled = false;
let currentBlending = null;
let currentBlendEquation = null;
let currentBlendSrc = null;
let currentBlendDst = null;
let currentBlendEquationAlpha = null;
let currentBlendSrcAlpha = null;
let currentBlendDstAlpha = null;
let currentBlendColor = new Color(0, 0, 0);
let currentBlendAlpha = 0;
let currentPremultipledAlpha = false;
let currentFlipSided = null;
let currentCullFace = null;
let currentLineWidth = null;
let currentPolygonOffsetFactor = null;
let currentPolygonOffsetUnits = null;
const maxTextures = gl.getParameter(gl.MAX_COMBINED_TEXTURE_IMAGE_UNITS);
let lineWidthAvailable = false;
let version = 0;
const glVersion = gl.getParameter(gl.VERSION);
if (glVersion.indexOf("WebGL") !== -1) {
version = parseFloat(/^WebGL (\d)/.exec(glVersion)[1]);
lineWidthAvailable = version >= 1;
} else if (glVersion.indexOf("OpenGL ES") !== -1) {
version = parseFloat(/^OpenGL ES (\d)/.exec(glVersion)[1]);
lineWidthAvailable = version >= 2;
}
let currentTextureSlot = null;
let currentBoundTextures = {};
const scissorParam = gl.getParameter(gl.SCISSOR_BOX);
const viewportParam = gl.getParameter(gl.VIEWPORT);
const currentScissor = new Vector4().fromArray(scissorParam);
const currentViewport = new Vector4().fromArray(viewportParam);
function createTexture(type, target, count, dimensions) {
const data = new Uint8Array(4);
const texture = gl.createTexture();
gl.bindTexture(type, texture);
gl.texParameteri(type, gl.TEXTURE_MIN_FILTER, gl.NEAREST);
gl.texParameteri(type, gl.TEXTURE_MAG_FILTER, gl.NEAREST);
for (let i = 0; i < count; i++) {
if (type === gl.TEXTURE_3D || type === gl.TEXTURE_2D_ARRAY) {
gl.texImage3D(target, 0, gl.RGBA, 1, 1, dimensions, 0, gl.RGBA, gl.UNSIGNED_BYTE, data);
} else {
gl.texImage2D(target + i, 0, gl.RGBA, 1, 1, 0, gl.RGBA, gl.UNSIGNED_BYTE, data);
}
}
return texture;
}
const emptyTextures = {};
emptyTextures[gl.TEXTURE_2D] = createTexture(gl.TEXTURE_2D, gl.TEXTURE_2D, 1);
emptyTextures[gl.TEXTURE_CUBE_MAP] = createTexture(gl.TEXTURE_CUBE_MAP, gl.TEXTURE_CUBE_MAP_POSITIVE_X, 6);
emptyTextures[gl.TEXTURE_2D_ARRAY] = createTexture(gl.TEXTURE_2D_ARRAY, gl.TEXTURE_2D_ARRAY, 1, 1);
emptyTextures[gl.TEXTURE_3D] = createTexture(gl.TEXTURE_3D, gl.TEXTURE_3D, 1, 1);
colorBuffer.setClear(0, 0, 0, 1);
depthBuffer.setClear(1);
stencilBuffer.setClear(0);
enable(gl.DEPTH_TEST);
depthBuffer.setFunc(LessEqualDepth);
setFlipSided(false);
setCullFace(CullFaceBack);
enable(gl.CULL_FACE);
setBlending(NoBlending);
function enable(id) {
if (enabledCapabilities[id] !== true) {
gl.enable(id);
enabledCapabilities[id] = true;
}
}
function disable(id) {
if (enabledCapabilities[id] !== false) {
gl.disable(id);
enabledCapabilities[id] = false;
}
}
function bindFramebuffer(target, framebuffer) {
if (currentBoundFramebuffers[target] !== framebuffer) {
gl.bindFramebuffer(target, framebuffer);
currentBoundFramebuffers[target] = framebuffer;
if (target === gl.DRAW_FRAMEBUFFER) {
currentBoundFramebuffers[gl.FRAMEBUFFER] = framebuffer;
}
if (target === gl.FRAMEBUFFER) {
currentBoundFramebuffers[gl.DRAW_FRAMEBUFFER] = framebuffer;
}
return true;
}
return false;
}
function drawBuffers(renderTarget, framebuffer) {
let drawBuffers2 = defaultDrawbuffers;
let needsUpdate = false;
if (renderTarget) {
drawBuffers2 = currentDrawbuffers.get(framebuffer);
if (drawBuffers2 === void 0) {
drawBuffers2 = [];
currentDrawbuffers.set(framebuffer, drawBuffers2);
}
const textures = renderTarget.textures;
if (drawBuffers2.length !== textures.length || drawBuffers2[0] !== gl.COLOR_ATTACHMENT0) {
for (let i = 0, il = textures.length; i < il; i++) {
drawBuffers2[i] = gl.COLOR_ATTACHMENT0 + i;
}
drawBuffers2.length = textures.length;
needsUpdate = true;
}
} else {
if (drawBuffers2[0] !== gl.BACK) {
drawBuffers2[0] = gl.BACK;
needsUpdate = true;
}
}
if (needsUpdate) {
gl.drawBuffers(drawBuffers2);
}
}
function useProgram(program) {
if (currentProgram !== program) {
gl.useProgram(program);
currentProgram = program;
return true;
}
return false;
}
const equationToGL = {
[AddEquation]: gl.FUNC_ADD,
[SubtractEquation]: gl.FUNC_SUBTRACT,
[ReverseSubtractEquation]: gl.FUNC_REVERSE_SUBTRACT
};
equationToGL[MinEquation] = gl.MIN;
equationToGL[MaxEquation] = gl.MAX;
const factorToGL = {
[ZeroFactor]: gl.ZERO,
[OneFactor]: gl.ONE,
[SrcColorFactor]: gl.SRC_COLOR,
[SrcAlphaFactor]: gl.SRC_ALPHA,
[SrcAlphaSaturateFactor]: gl.SRC_ALPHA_SATURATE,
[DstColorFactor]: gl.DST_COLOR,
[DstAlphaFactor]: gl.DST_ALPHA,
[OneMinusSrcColorFactor]: gl.ONE_MINUS_SRC_COLOR,
[OneMinusSrcAlphaFactor]: gl.ONE_MINUS_SRC_ALPHA,
[OneMinusDstColorFactor]: gl.ONE_MINUS_DST_COLOR,
[OneMinusDstAlphaFactor]: gl.ONE_MINUS_DST_ALPHA,
[ConstantColorFactor]: gl.CONSTANT_COLOR,
[OneMinusConstantColorFactor]: gl.ONE_MINUS_CONSTANT_COLOR,
[ConstantAlphaFactor]: gl.CONSTANT_ALPHA,
[OneMinusConstantAlphaFactor]: gl.ONE_MINUS_CONSTANT_ALPHA
};
function setBlending(blending, blendEquation, blendSrc, blendDst, blendEquationAlpha, blendSrcAlpha, blendDstAlpha, blendColor, blendAlpha, premultipliedAlpha) {
if (blending === NoBlending) {
if (currentBlendingEnabled === true) {
disable(gl.BLEND);
currentBlendingEnabled = false;
}
return;
}
if (currentBlendingEnabled === false) {
enable(gl.BLEND);
currentBlendingEnabled = true;
}
if (blending !== CustomBlending) {
if (blending !== currentBlending || premultipliedAlpha !== currentPremultipledAlpha) {
if (currentBlendEquation !== AddEquation || currentBlendEquationAlpha !== AddEquation) {
gl.blendEquation(gl.FUNC_ADD);
currentBlendEquation = AddEquation;
currentBlendEquationAlpha = AddEquation;
}
if (premultipliedAlpha) {
switch (blending) {
case NormalBlending:
gl.blendFuncSeparate(gl.ONE, gl.ONE_MINUS_SRC_ALPHA, gl.ONE, gl.ONE_MINUS_SRC_ALPHA);
break;
case AdditiveBlending:
gl.blendFunc(gl.ONE, gl.ONE);
break;
case SubtractiveBlending:
gl.blendFuncSeparate(gl.ZERO, gl.ONE_MINUS_SRC_COLOR, gl.ZERO, gl.ONE);
break;
case MultiplyBlending:
gl.blendFuncSeparate(gl.ZERO, gl.SRC_COLOR, gl.ZERO, gl.SRC_ALPHA);
break;
default:
console.error("THREE.WebGLState: Invalid blending: ", blending);
break;
}
} else {
switch (blending) {
case NormalBlending:
gl.blendFuncSeparate(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA, gl.ONE, gl.ONE_MINUS_SRC_ALPHA);
break;
case AdditiveBlending:
gl.blendFunc(gl.SRC_ALPHA, gl.ONE);
break;
case SubtractiveBlending:
gl.blendFuncSeparate(gl.ZERO, gl.ONE_MINUS_SRC_COLOR, gl.ZERO, gl.ONE);
break;
case MultiplyBlending:
gl.blendFunc(gl.ZERO, gl.SRC_COLOR);
break;
default:
console.error("THREE.WebGLState: Invalid blending: ", blending);
break;
}
}
currentBlendSrc = null;
currentBlendDst = null;
currentBlendSrcAlpha = null;
currentBlendDstAlpha = null;
currentBlendColor.set(0, 0, 0);
currentBlendAlpha = 0;
currentBlending = blending;
currentPremultipledAlpha = premultipliedAlpha;
}
return;
}
blendEquationAlpha = blendEquationAlpha || blendEquation;
blendSrcAlpha = blendSrcAlpha || blendSrc;
blendDstAlpha = blendDstAlpha || blendDst;
if (blendEquation !== currentBlendEquation || blendEquationAlpha !== currentBlendEquationAlpha) {
gl.blendEquationSeparate(equationToGL[blendEquation], equationToGL[blendEquationAlpha]);
currentBlendEquation = blendEquation;
currentBlendEquationAlpha = blendEquationAlpha;
}
if (blendSrc !== currentBlendSrc || blendDst !== currentBlendDst || blendSrcAlpha !== currentBlendSrcAlpha || blendDstAlpha !== currentBlendDstAlpha) {
gl.blendFuncSeparate(factorToGL[blendSrc], factorToGL[blendDst], factorToGL[blendSrcAlpha], factorToGL[blendDstAlpha]);
currentBlendSrc = blendSrc;
currentBlendDst = blendDst;
currentBlendSrcAlpha = blendSrcAlpha;
currentBlendDstAlpha = blendDstAlpha;
}
if (blendColor.equals(currentBlendColor) === false || blendAlpha !== currentBlendAlpha) {
gl.blendColor(blendColor.r, blendColor.g, blendColor.b, blendAlpha);
currentBlendColor.copy(blendColor);
currentBlendAlpha = blendAlpha;
}
currentBlending = blending;
currentPremultipledAlpha = false;
}
function setMaterial(material, frontFaceCW) {
material.side === DoubleSide ? disable(gl.CULL_FACE) : enable(gl.CULL_FACE);
let flipSided = material.side === BackSide;
if (frontFaceCW) flipSided = !flipSided;
setFlipSided(flipSided);
material.blending === NormalBlending && material.transparent === false ? setBlending(NoBlending) : setBlending(material.blending, material.blendEquation, material.blendSrc, material.blendDst, material.blendEquationAlpha, material.blendSrcAlpha, material.blendDstAlpha, material.blendColor, material.blendAlpha, material.premultipliedAlpha);
depthBuffer.setFunc(material.depthFunc);
depthBuffer.setTest(material.depthTest);
depthBuffer.setMask(material.depthWrite);
colorBuffer.setMask(material.colorWrite);
const stencilWrite = material.stencilWrite;
stencilBuffer.setTest(stencilWrite);
if (stencilWrite) {
stencilBuffer.setMask(material.stencilWriteMask);
stencilBuffer.setFunc(material.stencilFunc, material.stencilRef, material.stencilFuncMask);
stencilBuffer.setOp(material.stencilFail, material.stencilZFail, material.stencilZPass);
}
setPolygonOffset(material.polygonOffset, material.polygonOffsetFactor, material.polygonOffsetUnits);
material.alphaToCoverage === true ? enable(gl.SAMPLE_ALPHA_TO_COVERAGE) : disable(gl.SAMPLE_ALPHA_TO_COVERAGE);
}
function setFlipSided(flipSided) {
if (currentFlipSided !== flipSided) {
if (flipSided) {
gl.frontFace(gl.CW);
} else {
gl.frontFace(gl.CCW);
}
currentFlipSided = flipSided;
}
}
function setCullFace(cullFace) {
if (cullFace !== CullFaceNone) {
enable(gl.CULL_FACE);
if (cullFace !== currentCullFace) {
if (cullFace === CullFaceBack) {
gl.cullFace(gl.BACK);
} else if (cullFace === CullFaceFront) {
gl.cullFace(gl.FRONT);
} else {
gl.cullFace(gl.FRONT_AND_BACK);
}
}
} else {
disable(gl.CULL_FACE);
}
currentCullFace = cullFace;
}
function setLineWidth(width) {
if (width !== currentLineWidth) {
if (lineWidthAvailable) gl.lineWidth(width);
currentLineWidth = width;
}
}
function setPolygonOffset(polygonOffset, factor, units) {
if (polygonOffset) {
enable(gl.POLYGON_OFFSET_FILL);
if (currentPolygonOffsetFactor !== factor || currentPolygonOffsetUnits !== units) {
gl.polygonOffset(factor, units);
currentPolygonOffsetFactor = factor;
currentPolygonOffsetUnits = units;
}
} else {
disable(gl.POLYGON_OFFSET_FILL);
}
}
function setScissorTest(scissorTest) {
if (scissorTest) {
enable(gl.SCISSOR_TEST);
} else {
disable(gl.SCISSOR_TEST);
}
}
function activeTexture(webglSlot) {
if (webglSlot === void 0) webglSlot = gl.TEXTURE0 + maxTextures - 1;
if (currentTextureSlot !== webglSlot) {
gl.activeTexture(webglSlot);
currentTextureSlot = webglSlot;
}
}
function bindTexture(webglType, webglTexture, webglSlot) {
if (webglSlot === void 0) {
if (currentTextureSlot === null) {
webglSlot = gl.TEXTURE0 + maxTextures - 1;
} else {
webglSlot = currentTextureSlot;
}
}
let boundTexture = currentBoundTextures[webglSlot];
if (boundTexture === void 0) {
boundTexture = { type: void 0, texture: void 0 };
currentBoundTextures[webglSlot] = boundTexture;
}
if (boundTexture.type !== webglType || boundTexture.texture !== webglTexture) {
if (currentTextureSlot !== webglSlot) {
gl.activeTexture(webglSlot);
currentTextureSlot = webglSlot;
}
gl.bindTexture(webglType, webglTexture || emptyTextures[webglType]);
boundTexture.type = webglType;
boundTexture.texture = webglTexture;
}
}
function unbindTexture() {
const boundTexture = currentBoundTextures[currentTextureSlot];
if (boundTexture !== void 0 && boundTexture.type !== void 0) {
gl.bindTexture(boundTexture.type, null);
boundTexture.type = void 0;
boundTexture.texture = void 0;
}
}
function compressedTexImage2D() {
try {
gl.compressedTexImage2D.apply(gl, arguments);
} catch (error) {
console.error("THREE.WebGLState:", error);
}
}
function compressedTexImage3D() {
try {
gl.compressedTexImage3D.apply(gl, arguments);
} catch (error) {
console.error("THREE.WebGLState:", error);
}
}
function texSubImage2D() {
try {
gl.texSubImage2D.apply(gl, arguments);
} catch (error) {
console.error("THREE.WebGLState:", error);
}
}
function texSubImage3D() {
try {
gl.texSubImage3D.apply(gl, arguments);
} catch (error) {
console.error("THREE.WebGLState:", error);
}
}
function compressedTexSubImage2D() {
try {
gl.compressedTexSubImage2D.apply(gl, arguments);
} catch (error) {
console.error("THREE.WebGLState:", error);
}
}
function compressedTexSubImage3D() {
try {
gl.compressedTexSubImage3D.apply(gl, arguments);
} catch (error) {
console.error("THREE.WebGLState:", error);
}
}
function texStorage2D() {
try {
gl.texStorage2D.apply(gl, arguments);
} catch (error) {
console.error("THREE.WebGLState:", error);
}
}
function texStorage3D() {
try {
gl.texStorage3D.apply(gl, arguments);
} catch (error) {
console.error("THREE.WebGLState:", error);
}
}
function texImage2D() {
try {
gl.texImage2D.apply(gl, arguments);
} catch (error) {
console.error("THREE.WebGLState:", error);
}
}
function texImage3D() {
try {
gl.texImage3D.apply(gl, arguments);
} catch (error) {
console.error("THREE.WebGLState:", error);
}
}
function scissor(scissor2) {
if (currentScissor.equals(scissor2) === false) {
gl.scissor(scissor2.x, scissor2.y, scissor2.z, scissor2.w);
currentScissor.copy(scissor2);
}
}
function viewport(viewport2) {
if (currentViewport.equals(viewport2) === false) {
gl.viewport(viewport2.x, viewport2.y, viewport2.z, viewport2.w);
currentViewport.copy(viewport2);
}
}
function updateUBOMapping(uniformsGroup, program) {
let mapping = uboProgramMap.get(program);
if (mapping === void 0) {
mapping = /* @__PURE__ */ new WeakMap();
uboProgramMap.set(program, mapping);
}
let blockIndex = mapping.get(uniformsGroup);
if (blockIndex === void 0) {
blockIndex = gl.getUniformBlockIndex(program, uniformsGroup.name);
mapping.set(uniformsGroup, blockIndex);
}
}
function uniformBlockBinding(uniformsGroup, program) {
const mapping = uboProgramMap.get(program);
const blockIndex = mapping.get(uniformsGroup);
if (uboBindings.get(program) !== blockIndex) {
gl.uniformBlockBinding(program, blockIndex, uniformsGroup.__bindingPointIndex);
uboBindings.set(program, blockIndex);
}
}
function reset() {
gl.disable(gl.BLEND);
gl.disable(gl.CULL_FACE);
gl.disable(gl.DEPTH_TEST);
gl.disable(gl.POLYGON_OFFSET_FILL);
gl.disable(gl.SCISSOR_TEST);
gl.disable(gl.STENCIL_TEST);
gl.disable(gl.SAMPLE_ALPHA_TO_COVERAGE);
gl.blendEquation(gl.FUNC_ADD);
gl.blendFunc(gl.ONE, gl.ZERO);
gl.blendFuncSeparate(gl.ONE, gl.ZERO, gl.ONE, gl.ZERO);
gl.blendColor(0, 0, 0, 0);
gl.colorMask(true, true, true, true);
gl.clearColor(0, 0, 0, 0);
gl.depthMask(true);
gl.depthFunc(gl.LESS);
depthBuffer.setReversed(false);
gl.clearDepth(1);
gl.stencilMask(4294967295);
gl.stencilFunc(gl.ALWAYS, 0, 4294967295);
gl.stencilOp(gl.KEEP, gl.KEEP, gl.KEEP);
gl.clearStencil(0);
gl.cullFace(gl.BACK);
gl.frontFace(gl.CCW);
gl.polygonOffset(0, 0);
gl.activeTexture(gl.TEXTURE0);
gl.bindFramebuffer(gl.FRAMEBUFFER, null);
gl.bindFramebuffer(gl.DRAW_FRAMEBUFFER, null);
gl.bindFramebuffer(gl.READ_FRAMEBUFFER, null);
gl.useProgram(null);
gl.lineWidth(1);
gl.scissor(0, 0, gl.canvas.width, gl.canvas.height);
gl.viewport(0, 0, gl.canvas.width, gl.canvas.height);
enabledCapabilities = {};
currentTextureSlot = null;
currentBoundTextures = {};
currentBoundFramebuffers = {};
currentDrawbuffers = /* @__PURE__ */ new WeakMap();
defaultDrawbuffers = [];
currentProgram = null;
currentBlendingEnabled = false;
currentBlending = null;
currentBlendEquation = null;
currentBlendSrc = null;
currentBlendDst = null;
currentBlendEquationAlpha = null;
currentBlendSrcAlpha = null;
currentBlendDstAlpha = null;
currentBlendColor = new Color(0, 0, 0);
currentBlendAlpha = 0;
currentPremultipledAlpha = false;
currentFlipSided = null;
currentCullFace = null;
currentLineWidth = null;
currentPolygonOffsetFactor = null;
currentPolygonOffsetUnits = null;
currentScissor.set(0, 0, gl.canvas.width, gl.canvas.height);
currentViewport.set(0, 0, gl.canvas.width, gl.canvas.height);
colorBuffer.reset();
depthBuffer.reset();
stencilBuffer.reset();
}
return {
buffers: {
color: colorBuffer,
depth: depthBuffer,
stencil: stencilBuffer
},
enable,
disable,
bindFramebuffer,
drawBuffers,
useProgram,
setBlending,
setMaterial,
setFlipSided,
setCullFace,
setLineWidth,
setPolygonOffset,
setScissorTest,
activeTexture,
bindTexture,
unbindTexture,
compressedTexImage2D,
compressedTexImage3D,
texImage2D,
texImage3D,
updateUBOMapping,
uniformBlockBinding,
texStorage2D,
texStorage3D,
texSubImage2D,
texSubImage3D,
compressedTexSubImage2D,
compressedTexSubImage3D,
scissor,
viewport,
reset
};
}
function getByteLength(width, height, format, type) {
const typeByteLength = getTextureTypeByteLength(type);
switch (format) {
// https://registry.khronos.org/OpenGL-Refpages/es3.0/html/glTexImage2D.xhtml
case AlphaFormat:
return width * height;
case LuminanceFormat:
return width * height;
case LuminanceAlphaFormat:
return width * height * 2;
case RedFormat:
return width * height / typeByteLength.components * typeByteLength.byteLength;
case RedIntegerFormat:
return width * height / typeByteLength.components * typeByteLength.byteLength;
case RGFormat:
return width * height * 2 / typeByteLength.components * typeByteLength.byteLength;
case RGIntegerFormat:
return width * height * 2 / typeByteLength.components * typeByteLength.byteLength;
case RGBFormat:
return width * height * 3 / typeByteLength.components * typeByteLength.byteLength;
case RGBAFormat:
return width * height * 4 / typeByteLength.components * typeByteLength.byteLength;
case RGBAIntegerFormat:
return width * height * 4 / typeByteLength.components * typeByteLength.byteLength;
// https://registry.khronos.org/webgl/extensions/WEBGL_compressed_texture_s3tc_srgb/
case RGB_S3TC_DXT1_Format:
case RGBA_S3TC_DXT1_Format:
return Math.floor((width + 3) / 4) * Math.floor((height + 3) / 4) * 8;
case RGBA_S3TC_DXT3_Format:
case RGBA_S3TC_DXT5_Format:
return Math.floor((width + 3) / 4) * Math.floor((height + 3) / 4) * 16;
// https://registry.khronos.org/webgl/extensions/WEBGL_compressed_texture_pvrtc/
case RGB_PVRTC_2BPPV1_Format:
case RGBA_PVRTC_2BPPV1_Format:
return Math.max(width, 16) * Math.max(height, 8) / 4;
case RGB_PVRTC_4BPPV1_Format:
case RGBA_PVRTC_4BPPV1_Format:
return Math.max(width, 8) * Math.max(height, 8) / 2;
// https://registry.khronos.org/webgl/extensions/WEBGL_compressed_texture_etc/
case RGB_ETC1_Format:
case RGB_ETC2_Format:
return Math.floor((width + 3) / 4) * Math.floor((height + 3) / 4) * 8;
case RGBA_ETC2_EAC_Format:
return Math.floor((width + 3) / 4) * Math.floor((height + 3) / 4) * 16;
// https://registry.khronos.org/webgl/extensions/WEBGL_compressed_texture_astc/
case RGBA_ASTC_4x4_Format:
return Math.floor((width + 3) / 4) * Math.floor((height + 3) / 4) * 16;
case RGBA_ASTC_5x4_Format:
return Math.floor((width + 4) / 5) * Math.floor((height + 3) / 4) * 16;
case RGBA_ASTC_5x5_Format:
return Math.floor((width + 4) / 5) * Math.floor((height + 4) / 5) * 16;
case RGBA_ASTC_6x5_Format:
return Math.floor((width + 5) / 6) * Math.floor((height + 4) / 5) * 16;
case RGBA_ASTC_6x6_Format:
return Math.floor((width + 5) / 6) * Math.floor((height + 5) / 6) * 16;
case RGBA_ASTC_8x5_Format:
return Math.floor((width + 7) / 8) * Math.floor((height + 4) / 5) * 16;
case RGBA_ASTC_8x6_Format:
return Math.floor((width + 7) / 8) * Math.floor((height + 5) / 6) * 16;
case RGBA_ASTC_8x8_Format:
return Math.floor((width + 7) / 8) * Math.floor((height + 7) / 8) * 16;
case RGBA_ASTC_10x5_Format:
return Math.floor((width + 9) / 10) * Math.floor((height + 4) / 5) * 16;
case RGBA_ASTC_10x6_Format:
return Math.floor((width + 9) / 10) * Math.floor((height + 5) / 6) * 16;
case RGBA_ASTC_10x8_Format:
return Math.floor((width + 9) / 10) * Math.floor((height + 7) / 8) * 16;
case RGBA_ASTC_10x10_Format:
return Math.floor((width + 9) / 10) * Math.floor((height + 9) / 10) * 16;
case RGBA_ASTC_12x10_Format:
return Math.floor((width + 11) / 12) * Math.floor((height + 9) / 10) * 16;
case RGBA_ASTC_12x12_Format:
return Math.floor((width + 11) / 12) * Math.floor((height + 11) / 12) * 16;
// https://registry.khronos.org/webgl/extensions/EXT_texture_compression_bptc/
case RGBA_BPTC_Format:
case RGB_BPTC_SIGNED_Format:
case RGB_BPTC_UNSIGNED_Format:
return Math.ceil(width / 4) * Math.ceil(height / 4) * 16;
// https://registry.khronos.org/webgl/extensions/EXT_texture_compression_rgtc/
case RED_RGTC1_Format:
case SIGNED_RED_RGTC1_Format:
return Math.ceil(width / 4) * Math.ceil(height / 4) * 8;
case RED_GREEN_RGTC2_Format:
case SIGNED_RED_GREEN_RGTC2_Format:
return Math.ceil(width / 4) * Math.ceil(height / 4) * 16;
}
throw new Error(
`Unable to determine texture byte length for ${format} format.`
);
}
function getTextureTypeByteLength(type) {
switch (type) {
case UnsignedByteType:
case ByteType:
return { byteLength: 1, components: 1 };
case UnsignedShortType:
case ShortType:
case HalfFloatType:
return { byteLength: 2, components: 1 };
case UnsignedShort4444Type:
case UnsignedShort5551Type:
return { byteLength: 2, components: 4 };
case UnsignedIntType:
case IntType:
case FloatType:
return { byteLength: 4, components: 1 };
case UnsignedInt5999Type:
return { byteLength: 4, components: 3 };
}
throw new Error(`Unknown texture type ${type}.`);
}
function WebGLTextures(_gl, extensions, state, properties, capabilities, utils, info) {
const multisampledRTTExt = extensions.has("WEBGL_multisampled_render_to_texture") ? extensions.get("WEBGL_multisampled_render_to_texture") : null;
const supportsInvalidateFramebuffer = typeof navigator === "undefined" ? false : /OculusBrowser/g.test(navigator.userAgent);
const _imageDimensions = new Vector2();
const _videoTextures = /* @__PURE__ */ new WeakMap();
let _canvas2;
const _sources = /* @__PURE__ */ new WeakMap();
let useOffscreenCanvas = false;
try {
useOffscreenCanvas = typeof OffscreenCanvas !== "undefined" && new OffscreenCanvas(1, 1).getContext("2d") !== null;
} catch (err) {
}
function createCanvas(width, height) {
return useOffscreenCanvas ? (
// eslint-disable-next-line compat/compat
new OffscreenCanvas(width, height)
) : createElementNS("canvas");
}
function resizeImage(image, needsNewCanvas, maxSize) {
let scale = 1;
const dimensions = getDimensions(image);
if (dimensions.width > maxSize || dimensions.height > maxSize) {
scale = maxSize / Math.max(dimensions.width, dimensions.height);
}
if (scale < 1) {
if (typeof HTMLImageElement !== "undefined" && image instanceof HTMLImageElement || typeof HTMLCanvasElement !== "undefined" && image instanceof HTMLCanvasElement || typeof ImageBitmap !== "undefined" && image instanceof ImageBitmap || typeof VideoFrame !== "undefined" && image instanceof VideoFrame) {
const width = Math.floor(scale * dimensions.width);
const height = Math.floor(scale * dimensions.height);
if (_canvas2 === void 0) _canvas2 = createCanvas(width, height);
const canvas = needsNewCanvas ? createCanvas(width, height) : _canvas2;
canvas.width = width;
canvas.height = height;
const context = canvas.getContext("2d");
context.drawImage(image, 0, 0, width, height);
console.warn("THREE.WebGLRenderer: Texture has been resized from (" + dimensions.width + "x" + dimensions.height + ") to (" + width + "x" + height + ").");
return canvas;
} else {
if ("data" in image) {
console.warn("THREE.WebGLRenderer: Image in DataTexture is too big (" + dimensions.width + "x" + dimensions.height + ").");
}
return image;
}
}
return image;
}
function textureNeedsGenerateMipmaps(texture) {
return texture.generateMipmaps;
}
function generateMipmap(target) {
_gl.generateMipmap(target);
}
function getTargetType(texture) {
if (texture.isWebGLCubeRenderTarget) return _gl.TEXTURE_CUBE_MAP;
if (texture.isWebGL3DRenderTarget) return _gl.TEXTURE_3D;
if (texture.isWebGLArrayRenderTarget || texture.isCompressedArrayTexture) return _gl.TEXTURE_2D_ARRAY;
return _gl.TEXTURE_2D;
}
function getInternalFormat(internalFormatName, glFormat, glType, colorSpace, forceLinearTransfer = false) {
if (internalFormatName !== null) {
if (_gl[internalFormatName] !== void 0) return _gl[internalFormatName];
console.warn("THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format '" + internalFormatName + "'");
}
let internalFormat = glFormat;
if (glFormat === _gl.RED) {
if (glType === _gl.FLOAT) internalFormat = _gl.R32F;
if (glType === _gl.HALF_FLOAT) internalFormat = _gl.R16F;
if (glType === _gl.UNSIGNED_BYTE) internalFormat = _gl.R8;
}
if (glFormat === _gl.RED_INTEGER) {
if (glType === _gl.UNSIGNED_BYTE) internalFormat = _gl.R8UI;
if (glType === _gl.UNSIGNED_SHORT) internalFormat = _gl.R16UI;
if (glType === _gl.UNSIGNED_INT) internalFormat = _gl.R32UI;
if (glType === _gl.BYTE) internalFormat = _gl.R8I;
if (glType === _gl.SHORT) internalFormat = _gl.R16I;
if (glType === _gl.INT) internalFormat = _gl.R32I;
}
if (glFormat === _gl.RG) {
if (glType === _gl.FLOAT) internalFormat = _gl.RG32F;
if (glType === _gl.HALF_FLOAT) internalFormat = _gl.RG16F;
if (glType === _gl.UNSIGNED_BYTE) internalFormat = _gl.RG8;
}
if (glFormat === _gl.RG_INTEGER) {
if (glType === _gl.UNSIGNED_BYTE) internalFormat = _gl.RG8UI;
if (glType === _gl.UNSIGNED_SHORT) internalFormat = _gl.RG16UI;
if (glType === _gl.UNSIGNED_INT) internalFormat = _gl.RG32UI;
if (glType === _gl.BYTE) internalFormat = _gl.RG8I;
if (glType === _gl.SHORT) internalFormat = _gl.RG16I;
if (glType === _gl.INT) internalFormat = _gl.RG32I;
}
if (glFormat === _gl.RGB_INTEGER) {
if (glType === _gl.UNSIGNED_BYTE) internalFormat = _gl.RGB8UI;
if (glType === _gl.UNSIGNED_SHORT) internalFormat = _gl.RGB16UI;
if (glType === _gl.UNSIGNED_INT) internalFormat = _gl.RGB32UI;
if (glType === _gl.BYTE) internalFormat = _gl.RGB8I;
if (glType === _gl.SHORT) internalFormat = _gl.RGB16I;
if (glType === _gl.INT) internalFormat = _gl.RGB32I;
}
if (glFormat === _gl.RGBA_INTEGER) {
if (glType === _gl.UNSIGNED_BYTE) internalFormat = _gl.RGBA8UI;
if (glType === _gl.UNSIGNED_SHORT) internalFormat = _gl.RGBA16UI;
if (glType === _gl.UNSIGNED_INT) internalFormat = _gl.RGBA32UI;
if (glType === _gl.BYTE) internalFormat = _gl.RGBA8I;
if (glType === _gl.SHORT) internalFormat = _gl.RGBA16I;
if (glType === _gl.INT) internalFormat = _gl.RGBA32I;
}
if (glFormat === _gl.RGB) {
if (glType === _gl.UNSIGNED_INT_5_9_9_9_REV) internalFormat = _gl.RGB9_E5;
}
if (glFormat === _gl.RGBA) {
const transfer = forceLinearTransfer ? LinearTransfer : ColorManagement.getTransfer(colorSpace);
if (glType === _gl.FLOAT) internalFormat = _gl.RGBA32F;
if (glType === _gl.HALF_FLOAT) internalFormat = _gl.RGBA16F;
if (glType === _gl.UNSIGNED_BYTE) internalFormat = transfer === SRGBTransfer ? _gl.SRGB8_ALPHA8 : _gl.RGBA8;
if (glType === _gl.UNSIGNED_SHORT_4_4_4_4) internalFormat = _gl.RGBA4;
if (glType === _gl.UNSIGNED_SHORT_5_5_5_1) internalFormat = _gl.RGB5_A1;
}
if (internalFormat === _gl.R16F || internalFormat === _gl.R32F || internalFormat === _gl.RG16F || internalFormat === _gl.RG32F || internalFormat === _gl.RGBA16F || internalFormat === _gl.RGBA32F) {
extensions.get("EXT_color_buffer_float");
}
return internalFormat;
}
function getInternalDepthFormat(useStencil, depthType) {
let glInternalFormat;
if (useStencil) {
if (depthType === null || depthType === UnsignedIntType || depthType === UnsignedInt248Type) {
glInternalFormat = _gl.DEPTH24_STENCIL8;
} else if (depthType === FloatType) {
glInternalFormat = _gl.DEPTH32F_STENCIL8;
} else if (depthType === UnsignedShortType) {
glInternalFormat = _gl.DEPTH24_STENCIL8;
console.warn("DepthTexture: 16 bit depth attachment is not supported with stencil. Using 24-bit attachment.");
}
} else {
if (depthType === null || depthType === UnsignedIntType || depthType === UnsignedInt248Type) {
glInternalFormat = _gl.DEPTH_COMPONENT24;
} else if (depthType === FloatType) {
glInternalFormat = _gl.DEPTH_COMPONENT32F;
} else if (depthType === UnsignedShortType) {
glInternalFormat = _gl.DEPTH_COMPONENT16;
}
}
return glInternalFormat;
}
function getMipLevels(texture, image) {
if (textureNeedsGenerateMipmaps(texture) === true || texture.isFramebufferTexture && texture.minFilter !== NearestFilter && texture.minFilter !== LinearFilter) {
return Math.log2(Math.max(image.width, image.height)) + 1;
} else if (texture.mipmaps !== void 0 && texture.mipmaps.length > 0) {
return texture.mipmaps.length;
} else if (texture.isCompressedTexture && Array.isArray(texture.image)) {
return image.mipmaps.length;
} else {
return 1;
}
}
function onTextureDispose(event) {
const texture = event.target;
texture.removeEventListener("dispose", onTextureDispose);
deallocateTexture(texture);
if (texture.isVideoTexture) {
_videoTextures.delete(texture);
}
}
function onRenderTargetDispose(event) {
const renderTarget = event.target;
renderTarget.removeEventListener("dispose", onRenderTargetDispose);
deallocateRenderTarget(renderTarget);
}
function deallocateTexture(texture) {
const textureProperties = properties.get(texture);
if (textureProperties.__webglInit === void 0) return;
const source = texture.source;
const webglTextures = _sources.get(source);
if (webglTextures) {
const webglTexture = webglTextures[textureProperties.__cacheKey];
webglTexture.usedTimes--;
if (webglTexture.usedTimes === 0) {
deleteTexture(texture);
}
if (Object.keys(webglTextures).length === 0) {
_sources.delete(source);
}
}
properties.remove(texture);
}
function deleteTexture(texture) {
const textureProperties = properties.get(texture);
_gl.deleteTexture(textureProperties.__webglTexture);
const source = texture.source;
const webglTextures = _sources.get(source);
delete webglTextures[textureProperties.__cacheKey];
info.memory.textures--;
}
function deallocateRenderTarget(renderTarget) {
const renderTargetProperties = properties.get(renderTarget);
if (renderTarget.depthTexture) {
renderTarget.depthTexture.dispose();
properties.remove(renderTarget.depthTexture);
}
if (renderTarget.isWebGLCubeRenderTarget) {
for (let i = 0; i < 6; i++) {
if (Array.isArray(renderTargetProperties.__webglFramebuffer[i])) {
for (let level = 0; level < renderTargetProperties.__webglFramebuffer[i].length; level++) _gl.deleteFramebuffer(renderTargetProperties.__webglFramebuffer[i][level]);
} else {
_gl.deleteFramebuffer(renderTargetProperties.__webglFramebuffer[i]);
}
if (renderTargetProperties.__webglDepthbuffer) _gl.deleteRenderbuffer(renderTargetProperties.__webglDepthbuffer[i]);
}
} else {
if (Array.isArray(renderTargetProperties.__webglFramebuffer)) {
for (let level = 0; level < renderTargetProperties.__webglFramebuffer.length; level++) _gl.deleteFramebuffer(renderTargetProperties.__webglFramebuffer[level]);
} else {
_gl.deleteFramebuffer(renderTargetProperties.__webglFramebuffer);
}
if (renderTargetProperties.__webglDepthbuffer) _gl.deleteRenderbuffer(renderTargetProperties.__webglDepthbuffer);
if (renderTargetProperties.__webglMultisampledFramebuffer) _gl.deleteFramebuffer(renderTargetProperties.__webglMultisampledFramebuffer);
if (renderTargetProperties.__webglColorRenderbuffer) {
for (let i = 0; i < renderTargetProperties.__webglColorRenderbuffer.length; i++) {
if (renderTargetProperties.__webglColorRenderbuffer[i]) _gl.deleteRenderbuffer(renderTargetProperties.__webglColorRenderbuffer[i]);
}
}
if (renderTargetProperties.__webglDepthRenderbuffer) _gl.deleteRenderbuffer(renderTargetProperties.__webglDepthRenderbuffer);
}
const textures = renderTarget.textures;
for (let i = 0, il = textures.length; i < il; i++) {
const attachmentProperties = properties.get(textures[i]);
if (attachmentProperties.__webglTexture) {
_gl.deleteTexture(attachmentProperties.__webglTexture);
info.memory.textures--;
}
properties.remove(textures[i]);
}
properties.remove(renderTarget);
}
let textureUnits = 0;
function resetTextureUnits() {
textureUnits = 0;
}
function allocateTextureUnit() {
const textureUnit = textureUnits;
if (textureUnit >= capabilities.maxTextures) {
console.warn("THREE.WebGLTextures: Trying to use " + textureUnit + " texture units while this GPU supports only " + capabilities.maxTextures);
}
textureUnits += 1;
return textureUnit;
}
function getTextureCacheKey(texture) {
const array = [];
array.push(texture.wrapS);
array.push(texture.wrapT);
array.push(texture.wrapR || 0);
array.push(texture.magFilter);
array.push(texture.minFilter);
array.push(texture.anisotropy);
array.push(texture.internalFormat);
array.push(texture.format);
array.push(texture.type);
array.push(texture.generateMipmaps);
array.push(texture.premultiplyAlpha);
array.push(texture.flipY);
array.push(texture.unpackAlignment);
array.push(texture.colorSpace);
return array.join();
}
function setTexture2D(texture, slot) {
const textureProperties = properties.get(texture);
if (texture.isVideoTexture) updateVideoTexture(texture);
if (texture.isRenderTargetTexture === false && texture.version > 0 && textureProperties.__version !== texture.version) {
const image = texture.image;
if (image === null) {
console.warn("THREE.WebGLRenderer: Texture marked for update but no image data found.");
} else if (image.complete === false) {
console.warn("THREE.WebGLRenderer: Texture marked for update but image is incomplete");
} else {
uploadTexture(textureProperties, texture, slot);
return;
}
}
state.bindTexture(_gl.TEXTURE_2D, textureProperties.__webglTexture, _gl.TEXTURE0 + slot);
}
function setTexture2DArray(texture, slot) {
const textureProperties = properties.get(texture);
if (texture.version > 0 && textureProperties.__version !== texture.version) {
uploadTexture(textureProperties, texture, slot);
return;
}
state.bindTexture(_gl.TEXTURE_2D_ARRAY, textureProperties.__webglTexture, _gl.TEXTURE0 + slot);
}
function setTexture3D(texture, slot) {
const textureProperties = properties.get(texture);
if (texture.version > 0 && textureProperties.__version !== texture.version) {
uploadTexture(textureProperties, texture, slot);
return;
}
state.bindTexture(_gl.TEXTURE_3D, textureProperties.__webglTexture, _gl.TEXTURE0 + slot);
}
function setTextureCube(texture, slot) {
const textureProperties = properties.get(texture);
if (texture.version > 0 && textureProperties.__version !== texture.version) {
uploadCubeTexture(textureProperties, texture, slot);
return;
}
state.bindTexture(_gl.TEXTURE_CUBE_MAP, textureProperties.__webglTexture, _gl.TEXTURE0 + slot);
}
const wrappingToGL = {
[RepeatWrapping]: _gl.REPEAT,
[ClampToEdgeWrapping]: _gl.CLAMP_TO_EDGE,
[MirroredRepeatWrapping]: _gl.MIRRORED_REPEAT
};
const filterToGL = {
[NearestFilter]: _gl.NEAREST,
[NearestMipmapNearestFilter]: _gl.NEAREST_MIPMAP_NEAREST,
[NearestMipmapLinearFilter]: _gl.NEAREST_MIPMAP_LINEAR,
[LinearFilter]: _gl.LINEAR,
[LinearMipmapNearestFilter]: _gl.LINEAR_MIPMAP_NEAREST,
[LinearMipmapLinearFilter]: _gl.LINEAR_MIPMAP_LINEAR
};
const compareToGL = {
[NeverCompare]: _gl.NEVER,
[AlwaysCompare]: _gl.ALWAYS,
[LessCompare]: _gl.LESS,
[LessEqualCompare]: _gl.LEQUAL,
[EqualCompare]: _gl.EQUAL,
[GreaterEqualCompare]: _gl.GEQUAL,
[GreaterCompare]: _gl.GREATER,
[NotEqualCompare]: _gl.NOTEQUAL
};
function setTextureParameters(textureType, texture) {
if (texture.type === FloatType && extensions.has("OES_texture_float_linear") === false && (texture.magFilter === LinearFilter || texture.magFilter === LinearMipmapNearestFilter || texture.magFilter === NearestMipmapLinearFilter || texture.magFilter === LinearMipmapLinearFilter || texture.minFilter === LinearFilter || texture.minFilter === LinearMipmapNearestFilter || texture.minFilter === NearestMipmapLinearFilter || texture.minFilter === LinearMipmapLinearFilter)) {
console.warn("THREE.WebGLRenderer: Unable to use linear filtering with floating point textures. OES_texture_float_linear not supported on this device.");
}
_gl.texParameteri(textureType, _gl.TEXTURE_WRAP_S, wrappingToGL[texture.wrapS]);
_gl.texParameteri(textureType, _gl.TEXTURE_WRAP_T, wrappingToGL[texture.wrapT]);
if (textureType === _gl.TEXTURE_3D || textureType === _gl.TEXTURE_2D_ARRAY) {
_gl.texParameteri(textureType, _gl.TEXTURE_WRAP_R, wrappingToGL[texture.wrapR]);
}
_gl.texParameteri(textureType, _gl.TEXTURE_MAG_FILTER, filterToGL[texture.magFilter]);
_gl.texParameteri(textureType, _gl.TEXTURE_MIN_FILTER, filterToGL[texture.minFilter]);
if (texture.compareFunction) {
_gl.texParameteri(textureType, _gl.TEXTURE_COMPARE_MODE, _gl.COMPARE_REF_TO_TEXTURE);
_gl.texParameteri(textureType, _gl.TEXTURE_COMPARE_FUNC, compareToGL[texture.compareFunction]);
}
if (extensions.has("EXT_texture_filter_anisotropic") === true) {
if (texture.magFilter === NearestFilter) return;
if (texture.minFilter !== NearestMipmapLinearFilter && texture.minFilter !== LinearMipmapLinearFilter) return;
if (texture.type === FloatType && extensions.has("OES_texture_float_linear") === false) return;
if (texture.anisotropy > 1 || properties.get(texture).__currentAnisotropy) {
const extension = extensions.get("EXT_texture_filter_anisotropic");
_gl.texParameterf(textureType, extension.TEXTURE_MAX_ANISOTROPY_EXT, Math.min(texture.anisotropy, capabilities.getMaxAnisotropy()));
properties.get(texture).__currentAnisotropy = texture.anisotropy;
}
}
}
function initTexture(textureProperties, texture) {
let forceUpload = false;
if (textureProperties.__webglInit === void 0) {
textureProperties.__webglInit = true;
texture.addEventListener("dispose", onTextureDispose);
}
const source = texture.source;
let webglTextures = _sources.get(source);
if (webglTextures === void 0) {
webglTextures = {};
_sources.set(source, webglTextures);
}
const textureCacheKey = getTextureCacheKey(texture);
if (textureCacheKey !== textureProperties.__cacheKey) {
if (webglTextures[textureCacheKey] === void 0) {
webglTextures[textureCacheKey] = {
texture: _gl.createTexture(),
usedTimes: 0
};
info.memory.textures++;
forceUpload = true;
}
webglTextures[textureCacheKey].usedTimes++;
const webglTexture = webglTextures[textureProperties.__cacheKey];
if (webglTexture !== void 0) {
webglTextures[textureProperties.__cacheKey].usedTimes--;
if (webglTexture.usedTimes === 0) {
deleteTexture(texture);
}
}
textureProperties.__cacheKey = textureCacheKey;
textureProperties.__webglTexture = webglTextures[textureCacheKey].texture;
}
return forceUpload;
}
function uploadTexture(textureProperties, texture, slot) {
let textureType = _gl.TEXTURE_2D;
if (texture.isDataArrayTexture || texture.isCompressedArrayTexture) textureType = _gl.TEXTURE_2D_ARRAY;
if (texture.isData3DTexture) textureType = _gl.TEXTURE_3D;
const forceUpload = initTexture(textureProperties, texture);
const source = texture.source;
state.bindTexture(textureType, textureProperties.__webglTexture, _gl.TEXTURE0 + slot);
const sourceProperties = properties.get(source);
if (source.version !== sourceProperties.__version || forceUpload === true) {
state.activeTexture(_gl.TEXTURE0 + slot);
const workingPrimaries = ColorManagement.getPrimaries(ColorManagement.workingColorSpace);
const texturePrimaries = texture.colorSpace === NoColorSpace ? null : ColorManagement.getPrimaries(texture.colorSpace);
const unpackConversion = texture.colorSpace === NoColorSpace || workingPrimaries === texturePrimaries ? _gl.NONE : _gl.BROWSER_DEFAULT_WEBGL;
_gl.pixelStorei(_gl.UNPACK_FLIP_Y_WEBGL, texture.flipY);
_gl.pixelStorei(_gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL, texture.premultiplyAlpha);
_gl.pixelStorei(_gl.UNPACK_ALIGNMENT, texture.unpackAlignment);
_gl.pixelStorei(_gl.UNPACK_COLORSPACE_CONVERSION_WEBGL, unpackConversion);
let image = resizeImage(texture.image, false, capabilities.maxTextureSize);
image = verifyColorSpace(texture, image);
const glFormat = utils.convert(texture.format, texture.colorSpace);
const glType = utils.convert(texture.type);
let glInternalFormat = getInternalFormat(texture.internalFormat, glFormat, glType, texture.colorSpace, texture.isVideoTexture);
setTextureParameters(textureType, texture);
let mipmap;
const mipmaps = texture.mipmaps;
const useTexStorage = texture.isVideoTexture !== true;
const allocateMemory = sourceProperties.__version === void 0 || forceUpload === true;
const dataReady = source.dataReady;
const levels = getMipLevels(texture, image);
if (texture.isDepthTexture) {
glInternalFormat = getInternalDepthFormat(texture.format === DepthStencilFormat, texture.type);
if (allocateMemory) {
if (useTexStorage) {
state.texStorage2D(_gl.TEXTURE_2D, 1, glInternalFormat, image.width, image.height);
} else {
state.texImage2D(_gl.TEXTURE_2D, 0, glInternalFormat, image.width, image.height, 0, glFormat, glType, null);
}
}
} else if (texture.isDataTexture) {
if (mipmaps.length > 0) {
if (useTexStorage && allocateMemory) {
state.texStorage2D(_gl.TEXTURE_2D, levels, glInternalFormat, mipmaps[0].width, mipmaps[0].height);
}
for (let i = 0, il = mipmaps.length; i < il; i++) {
mipmap = mipmaps[i];
if (useTexStorage) {
if (dataReady) {
state.texSubImage2D(_gl.TEXTURE_2D, i, 0, 0, mipmap.width, mipmap.height, glFormat, glType, mipmap.data);
}
} else {
state.texImage2D(_gl.TEXTURE_2D, i, glInternalFormat, mipmap.width, mipmap.height, 0, glFormat, glType, mipmap.data);
}
}
texture.generateMipmaps = false;
} else {
if (useTexStorage) {
if (allocateMemory) {
state.texStorage2D(_gl.TEXTURE_2D, levels, glInternalFormat, image.width, image.height);
}
if (dataReady) {
state.texSubImage2D(_gl.TEXTURE_2D, 0, 0, 0, image.width, image.height, glFormat, glType, image.data);
}
} else {
state.texImage2D(_gl.TEXTURE_2D, 0, glInternalFormat, image.width, image.height, 0, glFormat, glType, image.data);
}
}
} else if (texture.isCompressedTexture) {
if (texture.isCompressedArrayTexture) {
if (useTexStorage && allocateMemory) {
state.texStorage3D(_gl.TEXTURE_2D_ARRAY, levels, glInternalFormat, mipmaps[0].width, mipmaps[0].height, image.depth);
}
for (let i = 0, il = mipmaps.length; i < il; i++) {
mipmap = mipmaps[i];
if (texture.format !== RGBAFormat) {
if (glFormat !== null) {
if (useTexStorage) {
if (dataReady) {
if (texture.layerUpdates.size > 0) {
const layerByteLength = getByteLength(mipmap.width, mipmap.height, texture.format, texture.type);
for (const layerIndex of texture.layerUpdates) {
const layerData = mipmap.data.subarray(
layerIndex * layerByteLength / mipmap.data.BYTES_PER_ELEMENT,
(layerIndex + 1) * layerByteLength / mipmap.data.BYTES_PER_ELEMENT
);
state.compressedTexSubImage3D(_gl.TEXTURE_2D_ARRAY, i, 0, 0, layerIndex, mipmap.width, mipmap.height, 1, glFormat, layerData);
}
texture.clearLayerUpdates();
} else {
state.compressedTexSubImage3D(_gl.TEXTURE_2D_ARRAY, i, 0, 0, 0, mipmap.width, mipmap.height, image.depth, glFormat, mipmap.data);
}
}
} else {
state.compressedTexImage3D(_gl.TEXTURE_2D_ARRAY, i, glInternalFormat, mipmap.width, mipmap.height, image.depth, 0, mipmap.data, 0, 0);
}
} else {
console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()");
}
} else {
if (useTexStorage) {
if (dataReady) {
state.texSubImage3D(_gl.TEXTURE_2D_ARRAY, i, 0, 0, 0, mipmap.width, mipmap.height, image.depth, glFormat, glType, mipmap.data);
}
} else {
state.texImage3D(_gl.TEXTURE_2D_ARRAY, i, glInternalFormat, mipmap.width, mipmap.height, image.depth, 0, glFormat, glType, mipmap.data);
}
}
}
} else {
if (useTexStorage && allocateMemory) {
state.texStorage2D(_gl.TEXTURE_2D, levels, glInternalFormat, mipmaps[0].width, mipmaps[0].height);
}
for (let i = 0, il = mipmaps.length; i < il; i++) {
mipmap = mipmaps[i];
if (texture.format !== RGBAFormat) {
if (glFormat !== null) {
if (useTexStorage) {
if (dataReady) {
state.compressedTexSubImage2D(_gl.TEXTURE_2D, i, 0, 0, mipmap.width, mipmap.height, glFormat, mipmap.data);
}
} else {
state.compressedTexImage2D(_gl.TEXTURE_2D, i, glInternalFormat, mipmap.width, mipmap.height, 0, mipmap.data);
}
} else {
console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()");
}
} else {
if (useTexStorage) {
if (dataReady) {
state.texSubImage2D(_gl.TEXTURE_2D, i, 0, 0, mipmap.width, mipmap.height, glFormat, glType, mipmap.data);
}
} else {
state.texImage2D(_gl.TEXTURE_2D, i, glInternalFormat, mipmap.width, mipmap.height, 0, glFormat, glType, mipmap.data);
}
}
}
}
} else if (texture.isDataArrayTexture) {
if (useTexStorage) {
if (allocateMemory) {
state.texStorage3D(_gl.TEXTURE_2D_ARRAY, levels, glInternalFormat, image.width, image.height, image.depth);
}
if (dataReady) {
if (texture.layerUpdates.size > 0) {
const layerByteLength = getByteLength(image.width, image.height, texture.format, texture.type);
for (const layerIndex of texture.layerUpdates) {
const layerData = image.data.subarray(
layerIndex * layerByteLength / image.data.BYTES_PER_ELEMENT,
(layerIndex + 1) * layerByteLength / image.data.BYTES_PER_ELEMENT
);
state.texSubImage3D(_gl.TEXTURE_2D_ARRAY, 0, 0, 0, layerIndex, image.width, image.height, 1, glFormat, glType, layerData);
}
texture.clearLayerUpdates();
} else {
state.texSubImage3D(_gl.TEXTURE_2D_ARRAY, 0, 0, 0, 0, image.width, image.height, image.depth, glFormat, glType, image.data);
}
}
} else {
state.texImage3D(_gl.TEXTURE_2D_ARRAY, 0, glInternalFormat, image.width, image.height, image.depth, 0, glFormat, glType, image.data);
}
} else if (texture.isData3DTexture) {
if (useTexStorage) {
if (allocateMemory) {
state.texStorage3D(_gl.TEXTURE_3D, levels, glInternalFormat, image.width, image.height, image.depth);
}
if (dataReady) {
state.texSubImage3D(_gl.TEXTURE_3D, 0, 0, 0, 0, image.width, image.height, image.depth, glFormat, glType, image.data);
}
} else {
state.texImage3D(_gl.TEXTURE_3D, 0, glInternalFormat, image.width, image.height, image.depth, 0, glFormat, glType, image.data);
}
} else if (texture.isFramebufferTexture) {
if (allocateMemory) {
if (useTexStorage) {
state.texStorage2D(_gl.TEXTURE_2D, levels, glInternalFormat, image.width, image.height);
} else {
let width = image.width, height = image.height;
for (let i = 0; i < levels; i++) {
state.texImage2D(_gl.TEXTURE_2D, i, glInternalFormat, width, height, 0, glFormat, glType, null);
width >>= 1;
height >>= 1;
}
}
}
} else {
if (mipmaps.length > 0) {
if (useTexStorage && allocateMemory) {
const dimensions = getDimensions(mipmaps[0]);
state.texStorage2D(_gl.TEXTURE_2D, levels, glInternalFormat, dimensions.width, dimensions.height);
}
for (let i = 0, il = mipmaps.length; i < il; i++) {
mipmap = mipmaps[i];
if (useTexStorage) {
if (dataReady) {
state.texSubImage2D(_gl.TEXTURE_2D, i, 0, 0, glFormat, glType, mipmap);
}
} else {
state.texImage2D(_gl.TEXTURE_2D, i, glInternalFormat, glFormat, glType, mipmap);
}
}
texture.generateMipmaps = false;
} else {
if (useTexStorage) {
if (allocateMemory) {
const dimensions = getDimensions(image);
state.texStorage2D(_gl.TEXTURE_2D, levels, glInternalFormat, dimensions.width, dimensions.height);
}
if (dataReady) {
state.texSubImage2D(_gl.TEXTURE_2D, 0, 0, 0, glFormat, glType, image);
}
} else {
state.texImage2D(_gl.TEXTURE_2D, 0, glInternalFormat, glFormat, glType, image);
}
}
}
if (textureNeedsGenerateMipmaps(texture)) {
generateMipmap(textureType);
}
sourceProperties.__version = source.version;
if (texture.onUpdate) texture.onUpdate(texture);
}
textureProperties.__version = texture.version;
}
function uploadCubeTexture(textureProperties, texture, slot) {
if (texture.image.length !== 6) return;
const forceUpload = initTexture(textureProperties, texture);
const source = texture.source;
state.bindTexture(_gl.TEXTURE_CUBE_MAP, textureProperties.__webglTexture, _gl.TEXTURE0 + slot);
const sourceProperties = properties.get(source);
if (source.version !== sourceProperties.__version || forceUpload === true) {
state.activeTexture(_gl.TEXTURE0 + slot);
const workingPrimaries = ColorManagement.getPrimaries(ColorManagement.workingColorSpace);
const texturePrimaries = texture.colorSpace === NoColorSpace ? null : ColorManagement.getPrimaries(texture.colorSpace);
const unpackConversion = texture.colorSpace === NoColorSpace || workingPrimaries === texturePrimaries ? _gl.NONE : _gl.BROWSER_DEFAULT_WEBGL;
_gl.pixelStorei(_gl.UNPACK_FLIP_Y_WEBGL, texture.flipY);
_gl.pixelStorei(_gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL, texture.premultiplyAlpha);
_gl.pixelStorei(_gl.UNPACK_ALIGNMENT, texture.unpackAlignment);
_gl.pixelStorei(_gl.UNPACK_COLORSPACE_CONVERSION_WEBGL, unpackConversion);
const isCompressed = texture.isCompressedTexture || texture.image[0].isCompressedTexture;
const isDataTexture = texture.image[0] && texture.image[0].isDataTexture;
const cubeImage = [];
for (let i = 0; i < 6; i++) {
if (!isCompressed && !isDataTexture) {
cubeImage[i] = resizeImage(texture.image[i], true, capabilities.maxCubemapSize);
} else {
cubeImage[i] = isDataTexture ? texture.image[i].image : texture.image[i];
}
cubeImage[i] = verifyColorSpace(texture, cubeImage[i]);
}
const image = cubeImage[0], glFormat = utils.convert(texture.format, texture.colorSpace), glType = utils.convert(texture.type), glInternalFormat = getInternalFormat(texture.internalFormat, glFormat, glType, texture.colorSpace);
const useTexStorage = texture.isVideoTexture !== true;
const allocateMemory = sourceProperties.__version === void 0 || forceUpload === true;
const dataReady = source.dataReady;
let levels = getMipLevels(texture, image);
setTextureParameters(_gl.TEXTURE_CUBE_MAP, texture);
let mipmaps;
if (isCompressed) {
if (useTexStorage && allocateMemory) {
state.texStorage2D(_gl.TEXTURE_CUBE_MAP, levels, glInternalFormat, image.width, image.height);
}
for (let i = 0; i < 6; i++) {
mipmaps = cubeImage[i].mipmaps;
for (let j = 0; j < mipmaps.length; j++) {
const mipmap = mipmaps[j];
if (texture.format !== RGBAFormat) {
if (glFormat !== null) {
if (useTexStorage) {
if (dataReady) {
state.compressedTexSubImage2D(_gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, j, 0, 0, mipmap.width, mipmap.height, glFormat, mipmap.data);
}
} else {
state.compressedTexImage2D(_gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, j, glInternalFormat, mipmap.width, mipmap.height, 0, mipmap.data);
}
} else {
console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setTextureCube()");
}
} else {
if (useTexStorage) {
if (dataReady) {
state.texSubImage2D(_gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, j, 0, 0, mipmap.width, mipmap.height, glFormat, glType, mipmap.data);
}
} else {
state.texImage2D(_gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, j, glInternalFormat, mipmap.width, mipmap.height, 0, glFormat, glType, mipmap.data);
}
}
}
}
} else {
mipmaps = texture.mipmaps;
if (useTexStorage && allocateMemory) {
if (mipmaps.length > 0) levels++;
const dimensions = getDimensions(cubeImage[0]);
state.texStorage2D(_gl.TEXTURE_CUBE_MAP, levels, glInternalFormat, dimensions.width, dimensions.height);
}
for (let i = 0; i < 6; i++) {
if (isDataTexture) {
if (useTexStorage) {
if (dataReady) {
state.texSubImage2D(_gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, 0, 0, 0, cubeImage[i].width, cubeImage[i].height, glFormat, glType, cubeImage[i].data);
}
} else {
state.texImage2D(_gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, 0, glInternalFormat, cubeImage[i].width, cubeImage[i].height, 0, glFormat, glType, cubeImage[i].data);
}
for (let j = 0; j < mipmaps.length; j++) {
const mipmap = mipmaps[j];
const mipmapImage = mipmap.image[i].image;
if (useTexStorage) {
if (dataReady) {
state.texSubImage2D(_gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, j + 1, 0, 0, mipmapImage.width, mipmapImage.height, glFormat, glType, mipmapImage.data);
}
} else {
state.texImage2D(_gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, j + 1, glInternalFormat, mipmapImage.width, mipmapImage.height, 0, glFormat, glType, mipmapImage.data);
}
}
} else {
if (useTexStorage) {
if (dataReady) {
state.texSubImage2D(_gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, 0, 0, 0, glFormat, glType, cubeImage[i]);
}
} else {
state.texImage2D(_gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, 0, glInternalFormat, glFormat, glType, cubeImage[i]);
}
for (let j = 0; j < mipmaps.length; j++) {
const mipmap = mipmaps[j];
if (useTexStorage) {
if (dataReady) {
state.texSubImage2D(_gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, j + 1, 0, 0, glFormat, glType, mipmap.image[i]);
}
} else {
state.texImage2D(_gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, j + 1, glInternalFormat, glFormat, glType, mipmap.image[i]);
}
}
}
}
}
if (textureNeedsGenerateMipmaps(texture)) {
generateMipmap(_gl.TEXTURE_CUBE_MAP);
}
sourceProperties.__version = source.version;
if (texture.onUpdate) texture.onUpdate(texture);
}
textureProperties.__version = texture.version;
}
function setupFrameBufferTexture(framebuffer, renderTarget, texture, attachment, textureTarget, level) {
const glFormat = utils.convert(texture.format, texture.colorSpace);
const glType = utils.convert(texture.type);
const glInternalFormat = getInternalFormat(texture.internalFormat, glFormat, glType, texture.colorSpace);
const renderTargetProperties = properties.get(renderTarget);
const textureProperties = properties.get(texture);
textureProperties.__renderTarget = renderTarget;
if (!renderTargetProperties.__hasExternalTextures) {
const width = Math.max(1, renderTarget.width >> level);
const height = Math.max(1, renderTarget.height >> level);
if (textureTarget === _gl.TEXTURE_3D || textureTarget === _gl.TEXTURE_2D_ARRAY) {
state.texImage3D(textureTarget, level, glInternalFormat, width, height, renderTarget.depth, 0, glFormat, glType, null);
} else {
state.texImage2D(textureTarget, level, glInternalFormat, width, height, 0, glFormat, glType, null);
}
}
state.bindFramebuffer(_gl.FRAMEBUFFER, framebuffer);
if (useMultisampledRTT(renderTarget)) {
multisampledRTTExt.framebufferTexture2DMultisampleEXT(_gl.FRAMEBUFFER, attachment, textureTarget, textureProperties.__webglTexture, 0, getRenderTargetSamples(renderTarget));
} else if (textureTarget === _gl.TEXTURE_2D || textureTarget >= _gl.TEXTURE_CUBE_MAP_POSITIVE_X && textureTarget <= _gl.TEXTURE_CUBE_MAP_NEGATIVE_Z) {
_gl.framebufferTexture2D(_gl.FRAMEBUFFER, attachment, textureTarget, textureProperties.__webglTexture, level);
}
state.bindFramebuffer(_gl.FRAMEBUFFER, null);
}
function setupRenderBufferStorage(renderbuffer, renderTarget, isMultisample) {
_gl.bindRenderbuffer(_gl.RENDERBUFFER, renderbuffer);
if (renderTarget.depthBuffer) {
const depthTexture = renderTarget.depthTexture;
const depthType = depthTexture && depthTexture.isDepthTexture ? depthTexture.type : null;
const glInternalFormat = getInternalDepthFormat(renderTarget.stencilBuffer, depthType);
const glAttachmentType = renderTarget.stencilBuffer ? _gl.DEPTH_STENCIL_ATTACHMENT : _gl.DEPTH_ATTACHMENT;
const samples = getRenderTargetSamples(renderTarget);
const isUseMultisampledRTT = useMultisampledRTT(renderTarget);
if (isUseMultisampledRTT) {
multisampledRTTExt.renderbufferStorageMultisampleEXT(_gl.RENDERBUFFER, samples, glInternalFormat, renderTarget.width, renderTarget.height);
} else if (isMultisample) {
_gl.renderbufferStorageMultisample(_gl.RENDERBUFFER, samples, glInternalFormat, renderTarget.width, renderTarget.height);
} else {
_gl.renderbufferStorage(_gl.RENDERBUFFER, glInternalFormat, renderTarget.width, renderTarget.height);
}
_gl.framebufferRenderbuffer(_gl.FRAMEBUFFER, glAttachmentType, _gl.RENDERBUFFER, renderbuffer);
} else {
const textures = renderTarget.textures;
for (let i = 0; i < textures.length; i++) {
const texture = textures[i];
const glFormat = utils.convert(texture.format, texture.colorSpace);
const glType = utils.convert(texture.type);
const glInternalFormat = getInternalFormat(texture.internalFormat, glFormat, glType, texture.colorSpace);
const samples = getRenderTargetSamples(renderTarget);
if (isMultisample && useMultisampledRTT(renderTarget) === false) {
_gl.renderbufferStorageMultisample(_gl.RENDERBUFFER, samples, glInternalFormat, renderTarget.width, renderTarget.height);
} else if (useMultisampledRTT(renderTarget)) {
multisampledRTTExt.renderbufferStorageMultisampleEXT(_gl.RENDERBUFFER, samples, glInternalFormat, renderTarget.width, renderTarget.height);
} else {
_gl.renderbufferStorage(_gl.RENDERBUFFER, glInternalFormat, renderTarget.width, renderTarget.height);
}
}
}
_gl.bindRenderbuffer(_gl.RENDERBUFFER, null);
}
function setupDepthTexture(framebuffer, renderTarget) {
const isCube = renderTarget && renderTarget.isWebGLCubeRenderTarget;
if (isCube) throw new Error("Depth Texture with cube render targets is not supported");
state.bindFramebuffer(_gl.FRAMEBUFFER, framebuffer);
if (!(renderTarget.depthTexture && renderTarget.depthTexture.isDepthTexture)) {
throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");
}
const textureProperties = properties.get(renderTarget.depthTexture);
textureProperties.__renderTarget = renderTarget;
if (!textureProperties.__webglTexture || renderTarget.depthTexture.image.width !== renderTarget.width || renderTarget.depthTexture.image.height !== renderTarget.height) {
renderTarget.depthTexture.image.width = renderTarget.width;
renderTarget.depthTexture.image.height = renderTarget.height;
renderTarget.depthTexture.needsUpdate = true;
}
setTexture2D(renderTarget.depthTexture, 0);
const webglDepthTexture = textureProperties.__webglTexture;
const samples = getRenderTargetSamples(renderTarget);
if (renderTarget.depthTexture.format === DepthFormat) {
if (useMultisampledRTT(renderTarget)) {
multisampledRTTExt.framebufferTexture2DMultisampleEXT(_gl.FRAMEBUFFER, _gl.DEPTH_ATTACHMENT, _gl.TEXTURE_2D, webglDepthTexture, 0, samples);
} else {
_gl.framebufferTexture2D(_gl.FRAMEBUFFER, _gl.DEPTH_ATTACHMENT, _gl.TEXTURE_2D, webglDepthTexture, 0);
}
} else if (renderTarget.depthTexture.format === DepthStencilFormat) {
if (useMultisampledRTT(renderTarget)) {
multisampledRTTExt.framebufferTexture2DMultisampleEXT(_gl.FRAMEBUFFER, _gl.DEPTH_STENCIL_ATTACHMENT, _gl.TEXTURE_2D, webglDepthTexture, 0, samples);
} else {
_gl.framebufferTexture2D(_gl.FRAMEBUFFER, _gl.DEPTH_STENCIL_ATTACHMENT, _gl.TEXTURE_2D, webglDepthTexture, 0);
}
} else {
throw new Error("Unknown depthTexture format");
}
}
function setupDepthRenderbuffer(renderTarget) {
const renderTargetProperties = properties.get(renderTarget);
const isCube = renderTarget.isWebGLCubeRenderTarget === true;
if (renderTargetProperties.__boundDepthTexture !== renderTarget.depthTexture) {
const depthTexture = renderTarget.depthTexture;
if (renderTargetProperties.__depthDisposeCallback) {
renderTargetProperties.__depthDisposeCallback();
}
if (depthTexture) {
const disposeEvent = () => {
delete renderTargetProperties.__boundDepthTexture;
delete renderTargetProperties.__depthDisposeCallback;
depthTexture.removeEventListener("dispose", disposeEvent);
};
depthTexture.addEventListener("dispose", disposeEvent);
renderTargetProperties.__depthDisposeCallback = disposeEvent;
}
renderTargetProperties.__boundDepthTexture = depthTexture;
}
if (renderTarget.depthTexture && !renderTargetProperties.__autoAllocateDepthBuffer) {
if (isCube) throw new Error("target.depthTexture not supported in Cube render targets");
setupDepthTexture(renderTargetProperties.__webglFramebuffer, renderTarget);
} else {
if (isCube) {
renderTargetProperties.__webglDepthbuffer = [];
for (let i = 0; i < 6; i++) {
state.bindFramebuffer(_gl.FRAMEBUFFER, renderTargetProperties.__webglFramebuffer[i]);
if (renderTargetProperties.__webglDepthbuffer[i] === void 0) {
renderTargetProperties.__webglDepthbuffer[i] = _gl.createRenderbuffer();
setupRenderBufferStorage(renderTargetProperties.__webglDepthbuffer[i], renderTarget, false);
} else {
const glAttachmentType = renderTarget.stencilBuffer ? _gl.DEPTH_STENCIL_ATTACHMENT : _gl.DEPTH_ATTACHMENT;
const renderbuffer = renderTargetProperties.__webglDepthbuffer[i];
_gl.bindRenderbuffer(_gl.RENDERBUFFER, renderbuffer);
_gl.framebufferRenderbuffer(_gl.FRAMEBUFFER, glAttachmentType, _gl.RENDERBUFFER, renderbuffer);
}
}
} else {
state.bindFramebuffer(_gl.FRAMEBUFFER, renderTargetProperties.__webglFramebuffer);
if (renderTargetProperties.__webglDepthbuffer === void 0) {
renderTargetProperties.__webglDepthbuffer = _gl.createRenderbuffer();
setupRenderBufferStorage(renderTargetProperties.__webglDepthbuffer, renderTarget, false);
} else {
const glAttachmentType = renderTarget.stencilBuffer ? _gl.DEPTH_STENCIL_ATTACHMENT : _gl.DEPTH_ATTACHMENT;
const renderbuffer = renderTargetProperties.__webglDepthbuffer;
_gl.bindRenderbuffer(_gl.RENDERBUFFER, renderbuffer);
_gl.framebufferRenderbuffer(_gl.FRAMEBUFFER, glAttachmentType, _gl.RENDERBUFFER, renderbuffer);
}
}
}
state.bindFramebuffer(_gl.FRAMEBUFFER, null);
}
function rebindTextures(renderTarget, colorTexture, depthTexture) {
const renderTargetProperties = properties.get(renderTarget);
if (colorTexture !== void 0) {
setupFrameBufferTexture(renderTargetProperties.__webglFramebuffer, renderTarget, renderTarget.texture, _gl.COLOR_ATTACHMENT0, _gl.TEXTURE_2D, 0);
}
if (depthTexture !== void 0) {
setupDepthRenderbuffer(renderTarget);
}
}
function setupRenderTarget(renderTarget) {
const texture = renderTarget.texture;
const renderTargetProperties = properties.get(renderTarget);
const textureProperties = properties.get(texture);
renderTarget.addEventListener("dispose", onRenderTargetDispose);
const textures = renderTarget.textures;
const isCube = renderTarget.isWebGLCubeRenderTarget === true;
const isMultipleRenderTargets = textures.length > 1;
if (!isMultipleRenderTargets) {
if (textureProperties.__webglTexture === void 0) {
textureProperties.__webglTexture = _gl.createTexture();
}
textureProperties.__version = texture.version;
info.memory.textures++;
}
if (isCube) {
renderTargetProperties.__webglFramebuffer = [];
for (let i = 0; i < 6; i++) {
if (texture.mipmaps && texture.mipmaps.length > 0) {
renderTargetProperties.__webglFramebuffer[i] = [];
for (let level = 0; level < texture.mipmaps.length; level++) {
renderTargetProperties.__webglFramebuffer[i][level] = _gl.createFramebuffer();
}
} else {
renderTargetProperties.__webglFramebuffer[i] = _gl.createFramebuffer();
}
}
} else {
if (texture.mipmaps && texture.mipmaps.length > 0) {
renderTargetProperties.__webglFramebuffer = [];
for (let level = 0; level < texture.mipmaps.length; level++) {
renderTargetProperties.__webglFramebuffer[level] = _gl.createFramebuffer();
}
} else {
renderTargetProperties.__webglFramebuffer = _gl.createFramebuffer();
}
if (isMultipleRenderTargets) {
for (let i = 0, il = textures.length; i < il; i++) {
const attachmentProperties = properties.get(textures[i]);
if (attachmentProperties.__webglTexture === void 0) {
attachmentProperties.__webglTexture = _gl.createTexture();
info.memory.textures++;
}
}
}
if (renderTarget.samples > 0 && useMultisampledRTT(renderTarget) === false) {
renderTargetProperties.__webglMultisampledFramebuffer = _gl.createFramebuffer();
renderTargetProperties.__webglColorRenderbuffer = [];
state.bindFramebuffer(_gl.FRAMEBUFFER, renderTargetProperties.__webglMultisampledFramebuffer);
for (let i = 0; i < textures.length; i++) {
const texture2 = textures[i];
renderTargetProperties.__webglColorRenderbuffer[i] = _gl.createRenderbuffer();
_gl.bindRenderbuffer(_gl.RENDERBUFFER, renderTargetProperties.__webglColorRenderbuffer[i]);
const glFormat = utils.convert(texture2.format, texture2.colorSpace);
const glType = utils.convert(texture2.type);
const glInternalFormat = getInternalFormat(texture2.internalFormat, glFormat, glType, texture2.colorSpace, renderTarget.isXRRenderTarget === true);
const samples = getRenderTargetSamples(renderTarget);
_gl.renderbufferStorageMultisample(_gl.RENDERBUFFER, samples, glInternalFormat, renderTarget.width, renderTarget.height);
_gl.framebufferRenderbuffer(_gl.FRAMEBUFFER, _gl.COLOR_ATTACHMENT0 + i, _gl.RENDERBUFFER, renderTargetProperties.__webglColorRenderbuffer[i]);
}
_gl.bindRenderbuffer(_gl.RENDERBUFFER, null);
if (renderTarget.depthBuffer) {
renderTargetProperties.__webglDepthRenderbuffer = _gl.createRenderbuffer();
setupRenderBufferStorage(renderTargetProperties.__webglDepthRenderbuffer, renderTarget, true);
}
state.bindFramebuffer(_gl.FRAMEBUFFER, null);
}
}
if (isCube) {
state.bindTexture(_gl.TEXTURE_CUBE_MAP, textureProperties.__webglTexture);
setTextureParameters(_gl.TEXTURE_CUBE_MAP, texture);
for (let i = 0; i < 6; i++) {
if (texture.mipmaps && texture.mipmaps.length > 0) {
for (let level = 0; level < texture.mipmaps.length; level++) {
setupFrameBufferTexture(renderTargetProperties.__webglFramebuffer[i][level], renderTarget, texture, _gl.COLOR_ATTACHMENT0, _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, level);
}
} else {
setupFrameBufferTexture(renderTargetProperties.__webglFramebuffer[i], renderTarget, texture, _gl.COLOR_ATTACHMENT0, _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, 0);
}
}
if (textureNeedsGenerateMipmaps(texture)) {
generateMipmap(_gl.TEXTURE_CUBE_MAP);
}
state.unbindTexture();
} else if (isMultipleRenderTargets) {
for (let i = 0, il = textures.length; i < il; i++) {
const attachment = textures[i];
const attachmentProperties = properties.get(attachment);
state.bindTexture(_gl.TEXTURE_2D, attachmentProperties.__webglTexture);
setTextureParameters(_gl.TEXTURE_2D, attachment);
setupFrameBufferTexture(renderTargetProperties.__webglFramebuffer, renderTarget, attachment, _gl.COLOR_ATTACHMENT0 + i, _gl.TEXTURE_2D, 0);
if (textureNeedsGenerateMipmaps(attachment)) {
generateMipmap(_gl.TEXTURE_2D);
}
}
state.unbindTexture();
} else {
let glTextureType = _gl.TEXTURE_2D;
if (renderTarget.isWebGL3DRenderTarget || renderTarget.isWebGLArrayRenderTarget) {
glTextureType = renderTarget.isWebGL3DRenderTarget ? _gl.TEXTURE_3D : _gl.TEXTURE_2D_ARRAY;
}
state.bindTexture(glTextureType, textureProperties.__webglTexture);
setTextureParameters(glTextureType, texture);
if (texture.mipmaps && texture.mipmaps.length > 0) {
for (let level = 0; level < texture.mipmaps.length; level++) {
setupFrameBufferTexture(renderTargetProperties.__webglFramebuffer[level], renderTarget, texture, _gl.COLOR_ATTACHMENT0, glTextureType, level);
}
} else {
setupFrameBufferTexture(renderTargetProperties.__webglFramebuffer, renderTarget, texture, _gl.COLOR_ATTACHMENT0, glTextureType, 0);
}
if (textureNeedsGenerateMipmaps(texture)) {
generateMipmap(glTextureType);
}
state.unbindTexture();
}
if (renderTarget.depthBuffer) {
setupDepthRenderbuffer(renderTarget);
}
}
function updateRenderTargetMipmap(renderTarget) {
const textures = renderTarget.textures;
for (let i = 0, il = textures.length; i < il; i++) {
const texture = textures[i];
if (textureNeedsGenerateMipmaps(texture)) {
const targetType = getTargetType(renderTarget);
const webglTexture = properties.get(texture).__webglTexture;
state.bindTexture(targetType, webglTexture);
generateMipmap(targetType);
state.unbindTexture();
}
}
}
const invalidationArrayRead = [];
const invalidationArrayDraw = [];
function updateMultisampleRenderTarget(renderTarget) {
if (renderTarget.samples > 0) {
if (useMultisampledRTT(renderTarget) === false) {
const textures = renderTarget.textures;
const width = renderTarget.width;
const height = renderTarget.height;
let mask = _gl.COLOR_BUFFER_BIT;
const depthStyle = renderTarget.stencilBuffer ? _gl.DEPTH_STENCIL_ATTACHMENT : _gl.DEPTH_ATTACHMENT;
const renderTargetProperties = properties.get(renderTarget);
const isMultipleRenderTargets = textures.length > 1;
if (isMultipleRenderTargets) {
for (let i = 0; i < textures.length; i++) {
state.bindFramebuffer(_gl.FRAMEBUFFER, renderTargetProperties.__webglMultisampledFramebuffer);
_gl.framebufferRenderbuffer(_gl.FRAMEBUFFER, _gl.COLOR_ATTACHMENT0 + i, _gl.RENDERBUFFER, null);
state.bindFramebuffer(_gl.FRAMEBUFFER, renderTargetProperties.__webglFramebuffer);
_gl.framebufferTexture2D(_gl.DRAW_FRAMEBUFFER, _gl.COLOR_ATTACHMENT0 + i, _gl.TEXTURE_2D, null, 0);
}
}
state.bindFramebuffer(_gl.READ_FRAMEBUFFER, renderTargetProperties.__webglMultisampledFramebuffer);
state.bindFramebuffer(_gl.DRAW_FRAMEBUFFER, renderTargetProperties.__webglFramebuffer);
for (let i = 0; i < textures.length; i++) {
if (renderTarget.resolveDepthBuffer) {
if (renderTarget.depthBuffer) mask |= _gl.DEPTH_BUFFER_BIT;
if (renderTarget.stencilBuffer && renderTarget.resolveStencilBuffer) mask |= _gl.STENCIL_BUFFER_BIT;
}
if (isMultipleRenderTargets) {
_gl.framebufferRenderbuffer(_gl.READ_FRAMEBUFFER, _gl.COLOR_ATTACHMENT0, _gl.RENDERBUFFER, renderTargetProperties.__webglColorRenderbuffer[i]);
const webglTexture = properties.get(textures[i]).__webglTexture;
_gl.framebufferTexture2D(_gl.DRAW_FRAMEBUFFER, _gl.COLOR_ATTACHMENT0, _gl.TEXTURE_2D, webglTexture, 0);
}
_gl.blitFramebuffer(0, 0, width, height, 0, 0, width, height, mask, _gl.NEAREST);
if (supportsInvalidateFramebuffer === true) {
invalidationArrayRead.length = 0;
invalidationArrayDraw.length = 0;
invalidationArrayRead.push(_gl.COLOR_ATTACHMENT0 + i);
if (renderTarget.depthBuffer && renderTarget.resolveDepthBuffer === false) {
invalidationArrayRead.push(depthStyle);
invalidationArrayDraw.push(depthStyle);
_gl.invalidateFramebuffer(_gl.DRAW_FRAMEBUFFER, invalidationArrayDraw);
}
_gl.invalidateFramebuffer(_gl.READ_FRAMEBUFFER, invalidationArrayRead);
}
}
state.bindFramebuffer(_gl.READ_FRAMEBUFFER, null);
state.bindFramebuffer(_gl.DRAW_FRAMEBUFFER, null);
if (isMultipleRenderTargets) {
for (let i = 0; i < textures.length; i++) {
state.bindFramebuffer(_gl.FRAMEBUFFER, renderTargetProperties.__webglMultisampledFramebuffer);
_gl.framebufferRenderbuffer(_gl.FRAMEBUFFER, _gl.COLOR_ATTACHMENT0 + i, _gl.RENDERBUFFER, renderTargetProperties.__webglColorRenderbuffer[i]);
const webglTexture = properties.get(textures[i]).__webglTexture;
state.bindFramebuffer(_gl.FRAMEBUFFER, renderTargetProperties.__webglFramebuffer);
_gl.framebufferTexture2D(_gl.DRAW_FRAMEBUFFER, _gl.COLOR_ATTACHMENT0 + i, _gl.TEXTURE_2D, webglTexture, 0);
}
}
state.bindFramebuffer(_gl.DRAW_FRAMEBUFFER, renderTargetProperties.__webglMultisampledFramebuffer);
} else {
if (renderTarget.depthBuffer && renderTarget.resolveDepthBuffer === false && supportsInvalidateFramebuffer) {
const depthStyle = renderTarget.stencilBuffer ? _gl.DEPTH_STENCIL_ATTACHMENT : _gl.DEPTH_ATTACHMENT;
_gl.invalidateFramebuffer(_gl.DRAW_FRAMEBUFFER, [depthStyle]);
}
}
}
}
function getRenderTargetSamples(renderTarget) {
return Math.min(capabilities.maxSamples, renderTarget.samples);
}
function useMultisampledRTT(renderTarget) {
const renderTargetProperties = properties.get(renderTarget);
return renderTarget.samples > 0 && extensions.has("WEBGL_multisampled_render_to_texture") === true && renderTargetProperties.__useRenderToTexture !== false;
}
function updateVideoTexture(texture) {
const frame = info.render.frame;
if (_videoTextures.get(texture) !== frame) {
_videoTextures.set(texture, frame);
texture.update();
}
}
function verifyColorSpace(texture, image) {
const colorSpace = texture.colorSpace;
const format = texture.format;
const type = texture.type;
if (texture.isCompressedTexture === true || texture.isVideoTexture === true) return image;
if (colorSpace !== LinearSRGBColorSpace && colorSpace !== NoColorSpace) {
if (ColorManagement.getTransfer(colorSpace) === SRGBTransfer) {
if (format !== RGBAFormat || type !== UnsignedByteType) {
console.warn("THREE.WebGLTextures: sRGB encoded textures have to use RGBAFormat and UnsignedByteType.");
}
} else {
console.error("THREE.WebGLTextures: Unsupported texture color space:", colorSpace);
}
}
return image;
}
function getDimensions(image) {
if (typeof HTMLImageElement !== "undefined" && image instanceof HTMLImageElement) {
_imageDimensions.width = image.naturalWidth || image.width;
_imageDimensions.height = image.naturalHeight || image.height;
} else if (typeof VideoFrame !== "undefined" && image instanceof VideoFrame) {
_imageDimensions.width = image.displayWidth;
_imageDimensions.height = image.displayHeight;
} else {
_imageDimensions.width = image.width;
_imageDimensions.height = image.height;
}
return _imageDimensions;
}
this.allocateTextureUnit = allocateTextureUnit;
this.resetTextureUnits = resetTextureUnits;
this.setTexture2D = setTexture2D;
this.setTexture2DArray = setTexture2DArray;
this.setTexture3D = setTexture3D;
this.setTextureCube = setTextureCube;
this.rebindTextures = rebindTextures;
this.setupRenderTarget = setupRenderTarget;
this.updateRenderTargetMipmap = updateRenderTargetMipmap;
this.updateMultisampleRenderTarget = updateMultisampleRenderTarget;
this.setupDepthRenderbuffer = setupDepthRenderbuffer;
this.setupFrameBufferTexture = setupFrameBufferTexture;
this.useMultisampledRTT = useMultisampledRTT;
}
function WebGLUtils(gl, extensions) {
function convert(p, colorSpace = NoColorSpace) {
let extension;
const transfer = ColorManagement.getTransfer(colorSpace);
if (p === UnsignedByteType) return gl.UNSIGNED_BYTE;
if (p === UnsignedShort4444Type) return gl.UNSIGNED_SHORT_4_4_4_4;
if (p === UnsignedShort5551Type) return gl.UNSIGNED_SHORT_5_5_5_1;
if (p === UnsignedInt5999Type) return gl.UNSIGNED_INT_5_9_9_9_REV;
if (p === ByteType) return gl.BYTE;
if (p === ShortType) return gl.SHORT;
if (p === UnsignedShortType) return gl.UNSIGNED_SHORT;
if (p === IntType) return gl.INT;
if (p === UnsignedIntType) return gl.UNSIGNED_INT;
if (p === FloatType) return gl.FLOAT;
if (p === HalfFloatType) return gl.HALF_FLOAT;
if (p === AlphaFormat) return gl.ALPHA;
if (p === RGBFormat) return gl.RGB;
if (p === RGBAFormat) return gl.RGBA;
if (p === LuminanceFormat) return gl.LUMINANCE;
if (p === LuminanceAlphaFormat) return gl.LUMINANCE_ALPHA;
if (p === DepthFormat) return gl.DEPTH_COMPONENT;
if (p === DepthStencilFormat) return gl.DEPTH_STENCIL;
if (p === RedFormat) return gl.RED;
if (p === RedIntegerFormat) return gl.RED_INTEGER;
if (p === RGFormat) return gl.RG;
if (p === RGIntegerFormat) return gl.RG_INTEGER;
if (p === RGBAIntegerFormat) return gl.RGBA_INTEGER;
if (p === RGB_S3TC_DXT1_Format || p === RGBA_S3TC_DXT1_Format || p === RGBA_S3TC_DXT3_Format || p === RGBA_S3TC_DXT5_Format) {
if (transfer === SRGBTransfer) {
extension = extensions.get("WEBGL_compressed_texture_s3tc_srgb");
if (extension !== null) {
if (p === RGB_S3TC_DXT1_Format) return extension.COMPRESSED_SRGB_S3TC_DXT1_EXT;
if (p === RGBA_S3TC_DXT1_Format) return extension.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;
if (p === RGBA_S3TC_DXT3_Format) return extension.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;
if (p === RGBA_S3TC_DXT5_Format) return extension.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT;
} else {
return null;
}
} else {
extension = extensions.get("WEBGL_compressed_texture_s3tc");
if (extension !== null) {
if (p === RGB_S3TC_DXT1_Format) return extension.COMPRESSED_RGB_S3TC_DXT1_EXT;
if (p === RGBA_S3TC_DXT1_Format) return extension.COMPRESSED_RGBA_S3TC_DXT1_EXT;
if (p === RGBA_S3TC_DXT3_Format) return extension.COMPRESSED_RGBA_S3TC_DXT3_EXT;
if (p === RGBA_S3TC_DXT5_Format) return extension.COMPRESSED_RGBA_S3TC_DXT5_EXT;
} else {
return null;
}
}
}
if (p === RGB_PVRTC_4BPPV1_Format || p === RGB_PVRTC_2BPPV1_Format || p === RGBA_PVRTC_4BPPV1_Format || p === RGBA_PVRTC_2BPPV1_Format) {
extension = extensions.get("WEBGL_compressed_texture_pvrtc");
if (extension !== null) {
if (p === RGB_PVRTC_4BPPV1_Format) return extension.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;
if (p === RGB_PVRTC_2BPPV1_Format) return extension.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;
if (p === RGBA_PVRTC_4BPPV1_Format) return extension.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;
if (p === RGBA_PVRTC_2BPPV1_Format) return extension.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG;
} else {
return null;
}
}
if (p === RGB_ETC1_Format || p === RGB_ETC2_Format || p === RGBA_ETC2_EAC_Format) {
extension = extensions.get("WEBGL_compressed_texture_etc");
if (extension !== null) {
if (p === RGB_ETC1_Format || p === RGB_ETC2_Format) return transfer === SRGBTransfer ? extension.COMPRESSED_SRGB8_ETC2 : extension.COMPRESSED_RGB8_ETC2;
if (p === RGBA_ETC2_EAC_Format) return transfer === SRGBTransfer ? extension.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC : extension.COMPRESSED_RGBA8_ETC2_EAC;
} else {
return null;
}
}
if (p === RGBA_ASTC_4x4_Format || p === RGBA_ASTC_5x4_Format || p === RGBA_ASTC_5x5_Format || p === RGBA_ASTC_6x5_Format || p === RGBA_ASTC_6x6_Format || p === RGBA_ASTC_8x5_Format || p === RGBA_ASTC_8x6_Format || p === RGBA_ASTC_8x8_Format || p === RGBA_ASTC_10x5_Format || p === RGBA_ASTC_10x6_Format || p === RGBA_ASTC_10x8_Format || p === RGBA_ASTC_10x10_Format || p === RGBA_ASTC_12x10_Format || p === RGBA_ASTC_12x12_Format) {
extension = extensions.get("WEBGL_compressed_texture_astc");
if (extension !== null) {
if (p === RGBA_ASTC_4x4_Format) return transfer === SRGBTransfer ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR : extension.COMPRESSED_RGBA_ASTC_4x4_KHR;
if (p === RGBA_ASTC_5x4_Format) return transfer === SRGBTransfer ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR : extension.COMPRESSED_RGBA_ASTC_5x4_KHR;
if (p === RGBA_ASTC_5x5_Format) return transfer === SRGBTransfer ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR : extension.COMPRESSED_RGBA_ASTC_5x5_KHR;
if (p === RGBA_ASTC_6x5_Format) return transfer === SRGBTransfer ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR : extension.COMPRESSED_RGBA_ASTC_6x5_KHR;
if (p === RGBA_ASTC_6x6_Format) return transfer === SRGBTransfer ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR : extension.COMPRESSED_RGBA_ASTC_6x6_KHR;
if (p === RGBA_ASTC_8x5_Format) return transfer === SRGBTransfer ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR : extension.COMPRESSED_RGBA_ASTC_8x5_KHR;
if (p === RGBA_ASTC_8x6_Format) return transfer === SRGBTransfer ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR : extension.COMPRESSED_RGBA_ASTC_8x6_KHR;
if (p === RGBA_ASTC_8x8_Format) return transfer === SRGBTransfer ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR : extension.COMPRESSED_RGBA_ASTC_8x8_KHR;
if (p === RGBA_ASTC_10x5_Format) return transfer === SRGBTransfer ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR : extension.COMPRESSED_RGBA_ASTC_10x5_KHR;
if (p === RGBA_ASTC_10x6_Format) return transfer === SRGBTransfer ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR : extension.COMPRESSED_RGBA_ASTC_10x6_KHR;
if (p === RGBA_ASTC_10x8_Format) return transfer === SRGBTransfer ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR : extension.COMPRESSED_RGBA_ASTC_10x8_KHR;
if (p === RGBA_ASTC_10x10_Format) return transfer === SRGBTransfer ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR : extension.COMPRESSED_RGBA_ASTC_10x10_KHR;
if (p === RGBA_ASTC_12x10_Format) return transfer === SRGBTransfer ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR : extension.COMPRESSED_RGBA_ASTC_12x10_KHR;
if (p === RGBA_ASTC_12x12_Format) return transfer === SRGBTransfer ? extension.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR : extension.COMPRESSED_RGBA_ASTC_12x12_KHR;
} else {
return null;
}
}
if (p === RGBA_BPTC_Format || p === RGB_BPTC_SIGNED_Format || p === RGB_BPTC_UNSIGNED_Format) {
extension = extensions.get("EXT_texture_compression_bptc");
if (extension !== null) {
if (p === RGBA_BPTC_Format) return transfer === SRGBTransfer ? extension.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT : extension.COMPRESSED_RGBA_BPTC_UNORM_EXT;
if (p === RGB_BPTC_SIGNED_Format) return extension.COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT;
if (p === RGB_BPTC_UNSIGNED_Format) return extension.COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT;
} else {
return null;
}
}
if (p === RED_RGTC1_Format || p === SIGNED_RED_RGTC1_Format || p === RED_GREEN_RGTC2_Format || p === SIGNED_RED_GREEN_RGTC2_Format) {
extension = extensions.get("EXT_texture_compression_rgtc");
if (extension !== null) {
if (p === RGBA_BPTC_Format) return extension.COMPRESSED_RED_RGTC1_EXT;
if (p === SIGNED_RED_RGTC1_Format) return extension.COMPRESSED_SIGNED_RED_RGTC1_EXT;
if (p === RED_GREEN_RGTC2_Format) return extension.COMPRESSED_RED_GREEN_RGTC2_EXT;
if (p === SIGNED_RED_GREEN_RGTC2_Format) return extension.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT;
} else {
return null;
}
}
if (p === UnsignedInt248Type) return gl.UNSIGNED_INT_24_8;
return gl[p] !== void 0 ? gl[p] : null;
}
return { convert };
}
class ArrayCamera extends PerspectiveCamera {
constructor(array = []) {
super();
this.isArrayCamera = true;
this.cameras = array;
}
}
class Group extends Object3D {
constructor() {
super();
this.isGroup = true;
this.type = "Group";
}
}
const _moveEvent = { type: "move" };
class WebXRController {
constructor() {
this._targetRay = null;
this._grip = null;
this._hand = null;
}
getHandSpace() {
if (this._hand === null) {
this._hand = new Group();
this._hand.matrixAutoUpdate = false;
this._hand.visible = false;
this._hand.joints = {};
this._hand.inputState = { pinching: false };
}
return this._hand;
}
getTargetRaySpace() {
if (this._targetRay === null) {
this._targetRay = new Group();
this._targetRay.matrixAutoUpdate = false;
this._targetRay.visible = false;
this._targetRay.hasLinearVelocity = false;
this._targetRay.linearVelocity = new Vector3();
this._targetRay.hasAngularVelocity = false;
this._targetRay.angularVelocity = new Vector3();
}
return this._targetRay;
}
getGripSpace() {
if (this._grip === null) {
this._grip = new Group();
this._grip.matrixAutoUpdate = false;
this._grip.visible = false;
this._grip.hasLinearVelocity = false;
this._grip.linearVelocity = new Vector3();
this._grip.hasAngularVelocity = false;
this._grip.angularVelocity = new Vector3();
}
return this._grip;
}
dispatchEvent(event) {
if (this._targetRay !== null) {
this._targetRay.dispatchEvent(event);
}
if (this._grip !== null) {
this._grip.dispatchEvent(event);
}
if (this._hand !== null) {
this._hand.dispatchEvent(event);
}
return this;
}
connect(inputSource) {
if (inputSource && inputSource.hand) {
const hand = this._hand;
if (hand) {
for (const inputjoint of inputSource.hand.values()) {
this._getHandJoint(hand, inputjoint);
}
}
}
this.dispatchEvent({ type: "connected", data: inputSource });
return this;
}
disconnect(inputSource) {
this.dispatchEvent({ type: "disconnected", data: inputSource });
if (this._targetRay !== null) {
this._targetRay.visible = false;
}
if (this._grip !== null) {
this._grip.visible = false;
}
if (this._hand !== null) {
this._hand.visible = false;
}
return this;
}
update(inputSource, frame, referenceSpace) {
let inputPose = null;
let gripPose = null;
let handPose = null;
const targetRay = this._targetRay;
const grip = this._grip;
const hand = this._hand;
if (inputSource && frame.session.visibilityState !== "visible-blurred") {
if (hand && inputSource.hand) {
handPose = true;
for (const inputjoint of inputSource.hand.values()) {
const jointPose = frame.getJointPose(inputjoint, referenceSpace);
const joint = this._getHandJoint(hand, inputjoint);
if (jointPose !== null) {
joint.matrix.fromArray(jointPose.transform.matrix);
joint.matrix.decompose(joint.position, joint.rotation, joint.scale);
joint.matrixWorldNeedsUpdate = true;
joint.jointRadius = jointPose.radius;
}
joint.visible = jointPose !== null;
}
const indexTip = hand.joints["index-finger-tip"];
const thumbTip = hand.joints["thumb-tip"];
const distance = indexTip.position.distanceTo(thumbTip.position);
const distanceToPinch = 0.02;
const threshold = 5e-3;
if (hand.inputState.pinching && distance > distanceToPinch + threshold) {
hand.inputState.pinching = false;
this.dispatchEvent({
type: "pinchend",
handedness: inputSource.handedness,
target: this
});
} else if (!hand.inputState.pinching && distance <= distanceToPinch - threshold) {
hand.inputState.pinching = true;
this.dispatchEvent({
type: "pinchstart",
handedness: inputSource.handedness,
target: this
});
}
} else {
if (grip !== null && inputSource.gripSpace) {
gripPose = frame.getPose(inputSource.gripSpace, referenceSpace);
if (gripPose !== null) {
grip.matrix.fromArray(gripPose.transform.matrix);
grip.matrix.decompose(grip.position, grip.rotation, grip.scale);
grip.matrixWorldNeedsUpdate = true;
if (gripPose.linearVelocity) {
grip.hasLinearVelocity = true;
grip.linearVelocity.copy(gripPose.linearVelocity);
} else {
grip.hasLinearVelocity = false;
}
if (gripPose.angularVelocity) {
grip.hasAngularVelocity = true;
grip.angularVelocity.copy(gripPose.angularVelocity);
} else {
grip.hasAngularVelocity = false;
}
}
}
}
if (targetRay !== null) {
inputPose = frame.getPose(inputSource.targetRaySpace, referenceSpace);
if (inputPose === null && gripPose !== null) {
inputPose = gripPose;
}
if (inputPose !== null) {
targetRay.matrix.fromArray(inputPose.transform.matrix);
targetRay.matrix.decompose(targetRay.position, targetRay.rotation, targetRay.scale);
targetRay.matrixWorldNeedsUpdate = true;
if (inputPose.linearVelocity) {
targetRay.hasLinearVelocity = true;
targetRay.linearVelocity.copy(inputPose.linearVelocity);
} else {
targetRay.hasLinearVelocity = false;
}
if (inputPose.angularVelocity) {
targetRay.hasAngularVelocity = true;
targetRay.angularVelocity.copy(inputPose.angularVelocity);
} else {
targetRay.hasAngularVelocity = false;
}
this.dispatchEvent(_moveEvent);
}
}
}
if (targetRay !== null) {
targetRay.visible = inputPose !== null;
}
if (grip !== null) {
grip.visible = gripPose !== null;
}
if (hand !== null) {
hand.visible = handPose !== null;
}
return this;
}
// private method
_getHandJoint(hand, inputjoint) {
if (hand.joints[inputjoint.jointName] === void 0) {
const joint = new Group();
joint.matrixAutoUpdate = false;
joint.visible = false;
hand.joints[inputjoint.jointName] = joint;
hand.add(joint);
}
return hand.joints[inputjoint.jointName];
}
}
const _occlusion_vertex = `
void main() {
gl_Position = vec4( position, 1.0 );
}`;
const _occlusion_fragment = `
uniform sampler2DArray depthColor;
uniform float depthWidth;
uniform float depthHeight;
void main() {
vec2 coord = vec2( gl_FragCoord.x / depthWidth, gl_FragCoord.y / depthHeight );
if ( coord.x >= 1.0 ) {
gl_FragDepth = texture( depthColor, vec3( coord.x - 1.0, coord.y, 1 ) ).r;
} else {
gl_FragDepth = texture( depthColor, vec3( coord.x, coord.y, 0 ) ).r;
}
}`;
class WebXRDepthSensing {
constructor() {
this.texture = null;
this.mesh = null;
this.depthNear = 0;
this.depthFar = 0;
}
init(renderer, depthData, renderState) {
if (this.texture === null) {
const texture = new Texture();
const texProps = renderer.properties.get(texture);
texProps.__webglTexture = depthData.texture;
if (depthData.depthNear != renderState.depthNear || depthData.depthFar != renderState.depthFar) {
this.depthNear = depthData.depthNear;
this.depthFar = depthData.depthFar;
}
this.texture = texture;
}
}
getMesh(cameraXR) {
if (this.texture !== null) {
if (this.mesh === null) {
const viewport = cameraXR.cameras[0].viewport;
const material = new ShaderMaterial({
vertexShader: _occlusion_vertex,
fragmentShader: _occlusion_fragment,
uniforms: {
depthColor: { value: this.texture },
depthWidth: { value: viewport.z },
depthHeight: { value: viewport.w }
}
});
this.mesh = new Mesh(new PlaneGeometry(20, 20), material);
}
}
return this.mesh;
}
reset() {
this.texture = null;
this.mesh = null;
}
getDepthTexture() {
return this.texture;
}
}
class WebXRManager extends EventDispatcher {
constructor(renderer, gl) {
super();
const scope = this;
let session = null;
let framebufferScaleFactor = 1;
let referenceSpace = null;
let referenceSpaceType = "local-floor";
let foveation = 1;
let customReferenceSpace = null;
let pose = null;
let glBinding = null;
let glProjLayer = null;
let glBaseLayer = null;
let xrFrame = null;
const depthSensing = new WebXRDepthSensing();
const attributes = gl.getContextAttributes();
let initialRenderTarget = null;
let newRenderTarget = null;
const controllers = [];
const controllerInputSources = [];
const currentSize = new Vector2();
let currentPixelRatio = null;
const cameraL = new PerspectiveCamera();
cameraL.viewport = new Vector4();
const cameraR = new PerspectiveCamera();
cameraR.viewport = new Vector4();
const cameras = [cameraL, cameraR];
const cameraXR = new ArrayCamera();
let _currentDepthNear = null;
let _currentDepthFar = null;
this.cameraAutoUpdate = true;
this.enabled = false;
this.isPresenting = false;
this.getController = function(index) {
let controller = controllers[index];
if (controller === void 0) {
controller = new WebXRController();
controllers[index] = controller;
}
return controller.getTargetRaySpace();
};
this.getControllerGrip = function(index) {
let controller = controllers[index];
if (controller === void 0) {
controller = new WebXRController();
controllers[index] = controller;
}
return controller.getGripSpace();
};
this.getHand = function(index) {
let controller = controllers[index];
if (controller === void 0) {
controller = new WebXRController();
controllers[index] = controller;
}
return controller.getHandSpace();
};
function onSessionEvent(event) {
const controllerIndex = controllerInputSources.indexOf(event.inputSource);
if (controllerIndex === -1) {
return;
}
const controller = controllers[controllerIndex];
if (controller !== void 0) {
controller.update(event.inputSource, event.frame, customReferenceSpace || referenceSpace);
controller.dispatchEvent({ type: event.type, data: event.inputSource });
}
}
function onSessionEnd() {
session.removeEventListener("select", onSessionEvent);
session.removeEventListener("selectstart", onSessionEvent);
session.removeEventListener("selectend", onSessionEvent);
session.removeEventListener("squeeze", onSessionEvent);
session.removeEventListener("squeezestart", onSessionEvent);
session.removeEventListener("squeezeend", onSessionEvent);
session.removeEventListener("end", onSessionEnd);
session.removeEventListener("inputsourceschange", onInputSourcesChange);
for (let i = 0; i < controllers.length; i++) {
const inputSource = controllerInputSources[i];
if (inputSource === null) continue;
controllerInputSources[i] = null;
controllers[i].disconnect(inputSource);
}
_currentDepthNear = null;
_currentDepthFar = null;
depthSensing.reset();
renderer.setRenderTarget(initialRenderTarget);
glBaseLayer = null;
glProjLayer = null;
glBinding = null;
session = null;
newRenderTarget = null;
animation.stop();
scope.isPresenting = false;
renderer.setPixelRatio(currentPixelRatio);
renderer.setSize(currentSize.width, currentSize.height, false);
scope.dispatchEvent({ type: "sessionend" });
}
this.setFramebufferScaleFactor = function(value) {
framebufferScaleFactor = value;
if (scope.isPresenting === true) {
console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.");
}
};
this.setReferenceSpaceType = function(value) {
referenceSpaceType = value;
if (scope.isPresenting === true) {
console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.");
}
};
this.getReferenceSpace = function() {
return customReferenceSpace || referenceSpace;
};
this.setReferenceSpace = function(space) {
customReferenceSpace = space;
};
this.getBaseLayer = function() {
return glProjLayer !== null ? glProjLayer : glBaseLayer;
};
this.getBinding = function() {
return glBinding;
};
this.getFrame = function() {
return xrFrame;
};
this.getSession = function() {
return session;
};
this.setSession = async function(value) {
session = value;
if (session !== null) {
initialRenderTarget = renderer.getRenderTarget();
session.addEventListener("select", onSessionEvent);
session.addEventListener("selectstart", onSessionEvent);
session.addEventListener("selectend", onSessionEvent);
session.addEventListener("squeeze", onSessionEvent);
session.addEventListener("squeezestart", onSessionEvent);
session.addEventListener("squeezeend", onSessionEvent);
session.addEventListener("end", onSessionEnd);
session.addEventListener("inputsourceschange", onInputSourcesChange);
if (attributes.xrCompatible !== true) {
await gl.makeXRCompatible();
}
currentPixelRatio = renderer.getPixelRatio();
renderer.getSize(currentSize);
if (session.renderState.layers === void 0) {
const layerInit = {
antialias: attributes.antialias,
alpha: true,
depth: attributes.depth,
stencil: attributes.stencil,
framebufferScaleFactor
};
glBaseLayer = new XRWebGLLayer(session, gl, layerInit);
session.updateRenderState({ baseLayer: glBaseLayer });
renderer.setPixelRatio(1);
renderer.setSize(glBaseLayer.framebufferWidth, glBaseLayer.framebufferHeight, false);
newRenderTarget = new WebGLRenderTarget(
glBaseLayer.framebufferWidth,
glBaseLayer.framebufferHeight,
{
format: RGBAFormat,
type: UnsignedByteType,
colorSpace: renderer.outputColorSpace,
stencilBuffer: attributes.stencil
}
);
} else {
let depthFormat = null;
let depthType = null;
let glDepthFormat = null;
if (attributes.depth) {
glDepthFormat = attributes.stencil ? gl.DEPTH24_STENCIL8 : gl.DEPTH_COMPONENT24;
depthFormat = attributes.stencil ? DepthStencilFormat : DepthFormat;
depthType = attributes.stencil ? UnsignedInt248Type : UnsignedIntType;
}
const projectionlayerInit = {
colorFormat: gl.RGBA8,
depthFormat: glDepthFormat,
scaleFactor: framebufferScaleFactor
};
glBinding = new XRWebGLBinding(session, gl);
glProjLayer = glBinding.createProjectionLayer(projectionlayerInit);
session.updateRenderState({ layers: [glProjLayer] });
renderer.setPixelRatio(1);
renderer.setSize(glProjLayer.textureWidth, glProjLayer.textureHeight, false);
newRenderTarget = new WebGLRenderTarget(
glProjLayer.textureWidth,
glProjLayer.textureHeight,
{
format: RGBAFormat,
type: UnsignedByteType,
depthTexture: new DepthTexture(glProjLayer.textureWidth, glProjLayer.textureHeight, depthType, void 0, void 0, void 0, void 0, void 0, void 0, depthFormat),
stencilBuffer: attributes.stencil,
colorSpace: renderer.outputColorSpace,
samples: attributes.antialias ? 4 : 0,
resolveDepthBuffer: glProjLayer.ignoreDepthValues === false
}
);
}
newRenderTarget.isXRRenderTarget = true;
this.setFoveation(foveation);
customReferenceSpace = null;
referenceSpace = await session.requestReferenceSpace(referenceSpaceType);
animation.setContext(session);
animation.start();
scope.isPresenting = true;
scope.dispatchEvent({ type: "sessionstart" });
}
};
this.getEnvironmentBlendMode = function() {
if (session !== null) {
return session.environmentBlendMode;
}
};
this.getDepthTexture = function() {
return depthSensing.getDepthTexture();
};
function onInputSourcesChange(event) {
for (let i = 0; i < event.removed.length; i++) {
const inputSource = event.removed[i];
const index = controllerInputSources.indexOf(inputSource);
if (index >= 0) {
controllerInputSources[index] = null;
controllers[index].disconnect(inputSource);
}
}
for (let i = 0; i < event.added.length; i++) {
const inputSource = event.added[i];
let controllerIndex = controllerInputSources.indexOf(inputSource);
if (controllerIndex === -1) {
for (let i2 = 0; i2 < controllers.length; i2++) {
if (i2 >= controllerInputSources.length) {
controllerInputSources.push(inputSource);
controllerIndex = i2;
break;
} else if (controllerInputSources[i2] === null) {
controllerInputSources[i2] = inputSource;
controllerIndex = i2;
break;
}
}
if (controllerIndex === -1) break;
}
const controller = controllers[controllerIndex];
if (controller) {
controller.connect(inputSource);
}
}
}
const cameraLPos = new Vector3();
const cameraRPos = new Vector3();
function setProjectionFromUnion(camera, cameraL2, cameraR2) {
cameraLPos.setFromMatrixPosition(cameraL2.matrixWorld);
cameraRPos.setFromMatrixPosition(cameraR2.matrixWorld);
const ipd = cameraLPos.distanceTo(cameraRPos);
const projL = cameraL2.projectionMatrix.elements;
const projR = cameraR2.projectionMatrix.elements;
const near = projL[14] / (projL[10] - 1);
const far = projL[14] / (projL[10] + 1);
const topFov = (projL[9] + 1) / projL[5];
const bottomFov = (projL[9] - 1) / projL[5];
const leftFov = (projL[8] - 1) / projL[0];
const rightFov = (projR[8] + 1) / projR[0];
const left = near * leftFov;
const right = near * rightFov;
const zOffset = ipd / (-leftFov + rightFov);
const xOffset = zOffset * -leftFov;
cameraL2.matrixWorld.decompose(camera.position, camera.quaternion, camera.scale);
camera.translateX(xOffset);
camera.translateZ(zOffset);
camera.matrixWorld.compose(camera.position, camera.quaternion, camera.scale);
camera.matrixWorldInverse.copy(camera.matrixWorld).invert();
if (projL[10] === -1) {
camera.projectionMatrix.copy(cameraL2.projectionMatrix);
camera.projectionMatrixInverse.copy(cameraL2.projectionMatrixInverse);
} else {
const near2 = near + zOffset;
const far2 = far + zOffset;
const left2 = left - xOffset;
const right2 = right + (ipd - xOffset);
const top2 = topFov * far / far2 * near2;
const bottom2 = bottomFov * far / far2 * near2;
camera.projectionMatrix.makePerspective(left2, right2, top2, bottom2, near2, far2);
camera.projectionMatrixInverse.copy(camera.projectionMatrix).invert();
}
}
function updateCamera(camera, parent) {
if (parent === null) {
camera.matrixWorld.copy(camera.matrix);
} else {
camera.matrixWorld.multiplyMatrices(parent.matrixWorld, camera.matrix);
}
camera.matrixWorldInverse.copy(camera.matrixWorld).invert();
}
this.updateCamera = function(camera) {
if (session === null) return;
let depthNear = camera.near;
let depthFar = camera.far;
if (depthSensing.texture !== null) {
if (depthSensing.depthNear > 0) depthNear = depthSensing.depthNear;
if (depthSensing.depthFar > 0) depthFar = depthSensing.depthFar;
}
cameraXR.near = cameraR.near = cameraL.near = depthNear;
cameraXR.far = cameraR.far = cameraL.far = depthFar;
if (_currentDepthNear !== cameraXR.near || _currentDepthFar !== cameraXR.far) {
session.updateRenderState({
depthNear: cameraXR.near,
depthFar: cameraXR.far
});
_currentDepthNear = cameraXR.near;
_currentDepthFar = cameraXR.far;
}
cameraL.layers.mask = camera.layers.mask | 2;
cameraR.layers.mask = camera.layers.mask | 4;
cameraXR.layers.mask = cameraL.layers.mask | cameraR.layers.mask;
const parent = camera.parent;
const cameras2 = cameraXR.cameras;
updateCamera(cameraXR, parent);
for (let i = 0; i < cameras2.length; i++) {
updateCamera(cameras2[i], parent);
}
if (cameras2.length === 2) {
setProjectionFromUnion(cameraXR, cameraL, cameraR);
} else {
cameraXR.projectionMatrix.copy(cameraL.projectionMatrix);
}
updateUserCamera(camera, cameraXR, parent);
};
function updateUserCamera(camera, cameraXR2, parent) {
if (parent === null) {
camera.matrix.copy(cameraXR2.matrixWorld);
} else {
camera.matrix.copy(parent.matrixWorld);
camera.matrix.invert();
camera.matrix.multiply(cameraXR2.matrixWorld);
}
camera.matrix.decompose(camera.position, camera.quaternion, camera.scale);
camera.updateMatrixWorld(true);
camera.projectionMatrix.copy(cameraXR2.projectionMatrix);
camera.projectionMatrixInverse.copy(cameraXR2.projectionMatrixInverse);
if (camera.isPerspectiveCamera) {
camera.fov = RAD2DEG * 2 * Math.atan(1 / camera.projectionMatrix.elements[5]);
camera.zoom = 1;
}
}
this.getCamera = function() {
return cameraXR;
};
this.getFoveation = function() {
if (glProjLayer === null && glBaseLayer === null) {
return void 0;
}
return foveation;
};
this.setFoveation = function(value) {
foveation = value;
if (glProjLayer !== null) {
glProjLayer.fixedFoveation = value;
}
if (glBaseLayer !== null && glBaseLayer.fixedFoveation !== void 0) {
glBaseLayer.fixedFoveation = value;
}
};
this.hasDepthSensing = function() {
return depthSensing.texture !== null;
};
this.getDepthSensingMesh = function() {
return depthSensing.getMesh(cameraXR);
};
let onAnimationFrameCallback = null;
function onAnimationFrame(time, frame) {
pose = frame.getViewerPose(customReferenceSpace || referenceSpace);
xrFrame = frame;
if (pose !== null) {
const views = pose.views;
if (glBaseLayer !== null) {
renderer.setRenderTargetFramebuffer(newRenderTarget, glBaseLayer.framebuffer);
renderer.setRenderTarget(newRenderTarget);
}
let cameraXRNeedsUpdate = false;
if (views.length !== cameraXR.cameras.length) {
cameraXR.cameras.length = 0;
cameraXRNeedsUpdate = true;
}
for (let i = 0; i < views.length; i++) {
const view = views[i];
let viewport = null;
if (glBaseLayer !== null) {
viewport = glBaseLayer.getViewport(view);
} else {
const glSubImage = glBinding.getViewSubImage(glProjLayer, view);
viewport = glSubImage.viewport;
if (i === 0) {
renderer.setRenderTargetTextures(
newRenderTarget,
glSubImage.colorTexture,
glProjLayer.ignoreDepthValues ? void 0 : glSubImage.depthStencilTexture
);
renderer.setRenderTarget(newRenderTarget);
}
}
let camera = cameras[i];
if (camera === void 0) {
camera = new PerspectiveCamera();
camera.layers.enable(i);
camera.viewport = new Vector4();
cameras[i] = camera;
}
camera.matrix.fromArray(view.transform.matrix);
camera.matrix.decompose(camera.position, camera.quaternion, camera.scale);
camera.projectionMatrix.fromArray(view.projectionMatrix);
camera.projectionMatrixInverse.copy(camera.projectionMatrix).invert();
camera.viewport.set(viewport.x, viewport.y, viewport.width, viewport.height);
if (i === 0) {
cameraXR.matrix.copy(camera.matrix);
cameraXR.matrix.decompose(cameraXR.position, cameraXR.quaternion, cameraXR.scale);
}
if (cameraXRNeedsUpdate === true) {
cameraXR.cameras.push(camera);
}
}
const enabledFeatures = session.enabledFeatures;
if (enabledFeatures && enabledFeatures.includes("depth-sensing")) {
const depthData = glBinding.getDepthInformation(views[0]);
if (depthData && depthData.isValid && depthData.texture) {
depthSensing.init(renderer, depthData, session.renderState);
}
}
}
for (let i = 0; i < controllers.length; i++) {
const inputSource = controllerInputSources[i];
const controller = controllers[i];
if (inputSource !== null && controller !== void 0) {
controller.update(inputSource, frame, customReferenceSpace || referenceSpace);
}
}
if (onAnimationFrameCallback) onAnimationFrameCallback(time, frame);
if (frame.detectedPlanes) {
scope.dispatchEvent({ type: "planesdetected", data: frame });
}
xrFrame = null;
}
const animation = new WebGLAnimation();
animation.setAnimationLoop(onAnimationFrame);
this.setAnimationLoop = function(callback) {
onAnimationFrameCallback = callback;
};
this.dispose = function() {
};
}
}
const _e1 = /* @__PURE__ */ new Euler();
const _m1 = /* @__PURE__ */ new Matrix4();
function WebGLMaterials(renderer, properties) {
function refreshTransformUniform(map, uniform) {
if (map.matrixAutoUpdate === true) {
map.updateMatrix();
}
uniform.value.copy(map.matrix);
}
function refreshFogUniforms(uniforms, fog) {
fog.color.getRGB(uniforms.fogColor.value, getUnlitUniformColorSpace(renderer));
if (fog.isFog) {
uniforms.fogNear.value = fog.near;
uniforms.fogFar.value = fog.far;
} else if (fog.isFogExp2) {
uniforms.fogDensity.value = fog.density;
}
}
function refreshMaterialUniforms(uniforms, material, pixelRatio, height, transmissionRenderTarget) {
if (material.isMeshBasicMaterial) {
refreshUniformsCommon(uniforms, material);
} else if (material.isMeshLambertMaterial) {
refreshUniformsCommon(uniforms, material);
} else if (material.isMeshToonMaterial) {
refreshUniformsCommon(uniforms, material);
refreshUniformsToon(uniforms, material);
} else if (material.isMeshPhongMaterial) {
refreshUniformsCommon(uniforms, material);
refreshUniformsPhong(uniforms, material);
} else if (material.isMeshStandardMaterial) {
refreshUniformsCommon(uniforms, material);
refreshUniformsStandard(uniforms, material);
if (material.isMeshPhysicalMaterial) {
refreshUniformsPhysical(uniforms, material, transmissionRenderTarget);
}
} else if (material.isMeshMatcapMaterial) {
refreshUniformsCommon(uniforms, material);
refreshUniformsMatcap(uniforms, material);
} else if (material.isMeshDepthMaterial) {
refreshUniformsCommon(uniforms, material);
} else if (material.isMeshDistanceMaterial) {
refreshUniformsCommon(uniforms, material);
refreshUniformsDistance(uniforms, material);
} else if (material.isMeshNormalMaterial) {
refreshUniformsCommon(uniforms, material);
} else if (material.isLineBasicMaterial) {
refreshUniformsLine(uniforms, material);
if (material.isLineDashedMaterial) {
refreshUniformsDash(uniforms, material);
}
} else if (material.isPointsMaterial) {
refreshUniformsPoints(uniforms, material, pixelRatio, height);
} else if (material.isSpriteMaterial) {
refreshUniformsSprites(uniforms, material);
} else if (material.isShadowMaterial) {
uniforms.color.value.copy(material.color);
uniforms.opacity.value = material.opacity;
} else if (material.isShaderMaterial) {
material.uniformsNeedUpdate = false;
}
}
function refreshUniformsCommon(uniforms, material) {
uniforms.opacity.value = material.opacity;
if (material.color) {
uniforms.diffuse.value.copy(material.color);
}
if (material.emissive) {
uniforms.emissive.value.copy(material.emissive).multiplyScalar(material.emissiveIntensity);
}
if (material.map) {
uniforms.map.value = material.map;
refreshTransformUniform(material.map, uniforms.mapTransform);
}
if (material.alphaMap) {
uniforms.alphaMap.value = material.alphaMap;
refreshTransformUniform(material.alphaMap, uniforms.alphaMapTransform);
}
if (material.bumpMap) {
uniforms.bumpMap.value = material.bumpMap;
refreshTransformUniform(material.bumpMap, uniforms.bumpMapTransform);
uniforms.bumpScale.value = material.bumpScale;
if (material.side === BackSide) {
uniforms.bumpScale.value *= -1;
}
}
if (material.normalMap) {
uniforms.normalMap.value = material.normalMap;
refreshTransformUniform(material.normalMap, uniforms.normalMapTransform);
uniforms.normalScale.value.copy(material.normalScale);
if (material.side === BackSide) {
uniforms.normalScale.value.negate();
}
}
if (material.displacementMap) {
uniforms.displacementMap.value = material.displacementMap;
refreshTransformUniform(material.displacementMap, uniforms.displacementMapTransform);
uniforms.displacementScale.value = material.displacementScale;
uniforms.displacementBias.value = material.displacementBias;
}
if (material.emissiveMap) {
uniforms.emissiveMap.value = material.emissiveMap;
refreshTransformUniform(material.emissiveMap, uniforms.emissiveMapTransform);
}
if (material.specularMap) {
uniforms.specularMap.value = material.specularMap;
refreshTransformUniform(material.specularMap, uniforms.specularMapTransform);
}
if (material.alphaTest > 0) {
uniforms.alphaTest.value = material.alphaTest;
}
const materialProperties = properties.get(material);
const envMap = materialProperties.envMap;
const envMapRotation = materialProperties.envMapRotation;
if (envMap) {
uniforms.envMap.value = envMap;
_e1.copy(envMapRotation);
_e1.x *= -1;
_e1.y *= -1;
_e1.z *= -1;
if (envMap.isCubeTexture && envMap.isRenderTargetTexture === false) {
_e1.y *= -1;
_e1.z *= -1;
}
uniforms.envMapRotation.value.setFromMatrix4(_m1.makeRotationFromEuler(_e1));
uniforms.flipEnvMap.value = envMap.isCubeTexture && envMap.isRenderTargetTexture === false ? -1 : 1;
uniforms.reflectivity.value = material.reflectivity;
uniforms.ior.value = material.ior;
uniforms.refractionRatio.value = material.refractionRatio;
}
if (material.lightMap) {
uniforms.lightMap.value = material.lightMap;
uniforms.lightMapIntensity.value = material.lightMapIntensity;
refreshTransformUniform(material.lightMap, uniforms.lightMapTransform);
}
if (material.aoMap) {
uniforms.aoMap.value = material.aoMap;
uniforms.aoMapIntensity.value = material.aoMapIntensity;
refreshTransformUniform(material.aoMap, uniforms.aoMapTransform);
}
}
function refreshUniformsLine(uniforms, material) {
uniforms.diffuse.value.copy(material.color);
uniforms.opacity.value = material.opacity;
if (material.map) {
uniforms.map.value = material.map;
refreshTransformUniform(material.map, uniforms.mapTransform);
}
}
function refreshUniformsDash(uniforms, material) {
uniforms.dashSize.value = material.dashSize;
uniforms.totalSize.value = material.dashSize + material.gapSize;
uniforms.scale.value = material.scale;
}
function refreshUniformsPoints(uniforms, material, pixelRatio, height) {
uniforms.diffuse.value.copy(material.color);
uniforms.opacity.value = material.opacity;
uniforms.size.value = material.size * pixelRatio;
uniforms.scale.value = height * 0.5;
if (material.map) {
uniforms.map.value = material.map;
refreshTransformUniform(material.map, uniforms.uvTransform);
}
if (material.alphaMap) {
uniforms.alphaMap.value = material.alphaMap;
refreshTransformUniform(material.alphaMap, uniforms.alphaMapTransform);
}
if (material.alphaTest > 0) {
uniforms.alphaTest.value = material.alphaTest;
}
}
function refreshUniformsSprites(uniforms, material) {
uniforms.diffuse.value.copy(material.color);
uniforms.opacity.value = material.opacity;
uniforms.rotation.value = material.rotation;
if (material.map) {
uniforms.map.value = material.map;
refreshTransformUniform(material.map, uniforms.mapTransform);
}
if (material.alphaMap) {
uniforms.alphaMap.value = material.alphaMap;
refreshTransformUniform(material.alphaMap, uniforms.alphaMapTransform);
}
if (material.alphaTest > 0) {
uniforms.alphaTest.value = material.alphaTest;
}
}
function refreshUniformsPhong(uniforms, material) {
uniforms.specular.value.copy(material.specular);
uniforms.shininess.value = Math.max(material.shininess, 1e-4);
}
function refreshUniformsToon(uniforms, material) {
if (material.gradientMap) {
uniforms.gradientMap.value = material.gradientMap;
}
}
function refreshUniformsStandard(uniforms, material) {
uniforms.metalness.value = material.metalness;
if (material.metalnessMap) {
uniforms.metalnessMap.value = material.metalnessMap;
refreshTransformUniform(material.metalnessMap, uniforms.metalnessMapTransform);
}
uniforms.roughness.value = material.roughness;
if (material.roughnessMap) {
uniforms.roughnessMap.value = material.roughnessMap;
refreshTransformUniform(material.roughnessMap, uniforms.roughnessMapTransform);
}
if (material.envMap) {
uniforms.envMapIntensity.value = material.envMapIntensity;
}
}
function refreshUniformsPhysical(uniforms, material, transmissionRenderTarget) {
uniforms.ior.value = material.ior;
if (material.sheen > 0) {
uniforms.sheenColor.value.copy(material.sheenColor).multiplyScalar(material.sheen);
uniforms.sheenRoughness.value = material.sheenRoughness;
if (material.sheenColorMap) {
uniforms.sheenColorMap.value = material.sheenColorMap;
refreshTransformUniform(material.sheenColorMap, uniforms.sheenColorMapTransform);
}
if (material.sheenRoughnessMap) {
uniforms.sheenRoughnessMap.value = material.sheenRoughnessMap;
refreshTransformUniform(material.sheenRoughnessMap, uniforms.sheenRoughnessMapTransform);
}
}
if (material.clearcoat > 0) {
uniforms.clearcoat.value = material.clearcoat;
uniforms.clearcoatRoughness.value = material.clearcoatRoughness;
if (material.clearcoatMap) {
uniforms.clearcoatMap.value = material.clearcoatMap;
refreshTransformUniform(material.clearcoatMap, uniforms.clearcoatMapTransform);
}
if (material.clearcoatRoughnessMap) {
uniforms.clearcoatRoughnessMap.value = material.clearcoatRoughnessMap;
refreshTransformUniform(material.clearcoatRoughnessMap, uniforms.clearcoatRoughnessMapTransform);
}
if (material.clearcoatNormalMap) {
uniforms.clearcoatNormalMap.value = material.clearcoatNormalMap;
refreshTransformUniform(material.clearcoatNormalMap, uniforms.clearcoatNormalMapTransform);
uniforms.clearcoatNormalScale.value.copy(material.clearcoatNormalScale);
if (material.side === BackSide) {
uniforms.clearcoatNormalScale.value.negate();
}
}
}
if (material.dispersion > 0) {
uniforms.dispersion.value = material.dispersion;
}
if (material.iridescence > 0) {
uniforms.iridescence.value = material.iridescence;
uniforms.iridescenceIOR.value = material.iridescenceIOR;
uniforms.iridescenceThicknessMinimum.value = material.iridescenceThicknessRange[0];
uniforms.iridescenceThicknessMaximum.value = material.iridescenceThicknessRange[1];
if (material.iridescenceMap) {
uniforms.iridescenceMap.value = material.iridescenceMap;
refreshTransformUniform(material.iridescenceMap, uniforms.iridescenceMapTransform);
}
if (material.iridescenceThicknessMap) {
uniforms.iridescenceThicknessMap.value = material.iridescenceThicknessMap;
refreshTransformUniform(material.iridescenceThicknessMap, uniforms.iridescenceThicknessMapTransform);
}
}
if (material.transmission > 0) {
uniforms.transmission.value = material.transmission;
uniforms.transmissionSamplerMap.value = transmissionRenderTarget.texture;
uniforms.transmissionSamplerSize.value.set(transmissionRenderTarget.width, transmissionRenderTarget.height);
if (material.transmissionMap) {
uniforms.transmissionMap.value = material.transmissionMap;
refreshTransformUniform(material.transmissionMap, uniforms.transmissionMapTransform);
}
uniforms.thickness.value = material.thickness;
if (material.thicknessMap) {
uniforms.thicknessMap.value = material.thicknessMap;
refreshTransformUniform(material.thicknessMap, uniforms.thicknessMapTransform);
}
uniforms.attenuationDistance.value = material.attenuationDistance;
uniforms.attenuationColor.value.copy(material.attenuationColor);
}
if (material.anisotropy > 0) {
uniforms.anisotropyVector.value.set(material.anisotropy * Math.cos(material.anisotropyRotation), material.anisotropy * Math.sin(material.anisotropyRotation));
if (material.anisotropyMap) {
uniforms.anisotropyMap.value = material.anisotropyMap;
refreshTransformUniform(material.anisotropyMap, uniforms.anisotropyMapTransform);
}
}
uniforms.specularIntensity.value = material.specularIntensity;
uniforms.specularColor.value.copy(material.specularColor);
if (material.specularColorMap) {
uniforms.specularColorMap.value = material.specularColorMap;
refreshTransformUniform(material.specularColorMap, uniforms.specularColorMapTransform);
}
if (material.specularIntensityMap) {
uniforms.specularIntensityMap.value = material.specularIntensityMap;
refreshTransformUniform(material.specularIntensityMap, uniforms.specularIntensityMapTransform);
}
}
function refreshUniformsMatcap(uniforms, material) {
if (material.matcap) {
uniforms.matcap.value = material.matcap;
}
}
function refreshUniformsDistance(uniforms, material) {
const light = properties.get(material).light;
uniforms.referencePosition.value.setFromMatrixPosition(light.matrixWorld);
uniforms.nearDistance.value = light.shadow.camera.near;
uniforms.farDistance.value = light.shadow.camera.far;
}
return {
refreshFogUniforms,
refreshMaterialUniforms
};
}
function WebGLUniformsGroups(gl, info, capabilities, state) {
let buffers = {};
let updateList = {};
let allocatedBindingPoints = [];
const maxBindingPoints = gl.getParameter(gl.MAX_UNIFORM_BUFFER_BINDINGS);
function bind(uniformsGroup, program) {
const webglProgram = program.program;
state.uniformBlockBinding(uniformsGroup, webglProgram);
}
function update(uniformsGroup, program) {
let buffer = buffers[uniformsGroup.id];
if (buffer === void 0) {
prepareUniformsGroup(uniformsGroup);
buffer = createBuffer(uniformsGroup);
buffers[uniformsGroup.id] = buffer;
uniformsGroup.addEventListener("dispose", onUniformsGroupsDispose);
}
const webglProgram = program.program;
state.updateUBOMapping(uniformsGroup, webglProgram);
const frame = info.render.frame;
if (updateList[uniformsGroup.id] !== frame) {
updateBufferData(uniformsGroup);
updateList[uniformsGroup.id] = frame;
}
}
function createBuffer(uniformsGroup) {
const bindingPointIndex = allocateBindingPointIndex();
uniformsGroup.__bindingPointIndex = bindingPointIndex;
const buffer = gl.createBuffer();
const size = uniformsGroup.__size;
const usage = uniformsGroup.usage;
gl.bindBuffer(gl.UNIFORM_BUFFER, buffer);
gl.bufferData(gl.UNIFORM_BUFFER, size, usage);
gl.bindBuffer(gl.UNIFORM_BUFFER, null);
gl.bindBufferBase(gl.UNIFORM_BUFFER, bindingPointIndex, buffer);
return buffer;
}
function allocateBindingPointIndex() {
for (let i = 0; i < maxBindingPoints; i++) {
if (allocatedBindingPoints.indexOf(i) === -1) {
allocatedBindingPoints.push(i);
return i;
}
}
console.error("THREE.WebGLRenderer: Maximum number of simultaneously usable uniforms groups reached.");
return 0;
}
function updateBufferData(uniformsGroup) {
const buffer = buffers[uniformsGroup.id];
const uniforms = uniformsGroup.uniforms;
const cache = uniformsGroup.__cache;
gl.bindBuffer(gl.UNIFORM_BUFFER, buffer);
for (let i = 0, il = uniforms.length; i < il; i++) {
const uniformArray = Array.isArray(uniforms[i]) ? uniforms[i] : [uniforms[i]];
for (let j = 0, jl = uniformArray.length; j < jl; j++) {
const uniform = uniformArray[j];
if (hasUniformChanged(uniform, i, j, cache) === true) {
const offset = uniform.__offset;
const values = Array.isArray(uniform.value) ? uniform.value : [uniform.value];
let arrayOffset = 0;
for (let k = 0; k < values.length; k++) {
const value = values[k];
const info2 = getUniformSize(value);
if (typeof value === "number" || typeof value === "boolean") {
uniform.__data[0] = value;
gl.bufferSubData(gl.UNIFORM_BUFFER, offset + arrayOffset, uniform.__data);
} else if (value.isMatrix3) {
uniform.__data[0] = value.elements[0];
uniform.__data[1] = value.elements[1];
uniform.__data[2] = value.elements[2];
uniform.__data[3] = 0;
uniform.__data[4] = value.elements[3];
uniform.__data[5] = value.elements[4];
uniform.__data[6] = value.elements[5];
uniform.__data[7] = 0;
uniform.__data[8] = value.elements[6];
uniform.__data[9] = value.elements[7];
uniform.__data[10] = value.elements[8];
uniform.__data[11] = 0;
} else {
value.toArray(uniform.__data, arrayOffset);
arrayOffset += info2.storage / Float32Array.BYTES_PER_ELEMENT;
}
}
gl.bufferSubData(gl.UNIFORM_BUFFER, offset, uniform.__data);
}
}
}
gl.bindBuffer(gl.UNIFORM_BUFFER, null);
}
function hasUniformChanged(uniform, index, indexArray, cache) {
const value = uniform.value;
const indexString = index + "_" + indexArray;
if (cache[indexString] === void 0) {
if (typeof value === "number" || typeof value === "boolean") {
cache[indexString] = value;
} else {
cache[indexString] = value.clone();
}
return true;
} else {
const cachedObject = cache[indexString];
if (typeof value === "number" || typeof value === "boolean") {
if (cachedObject !== value) {
cache[indexString] = value;
return true;
}
} else {
if (cachedObject.equals(value) === false) {
cachedObject.copy(value);
return true;
}
}
}
return false;
}
function prepareUniformsGroup(uniformsGroup) {
const uniforms = uniformsGroup.uniforms;
let offset = 0;
const chunkSize = 16;
for (let i = 0, l = uniforms.length; i < l; i++) {
const uniformArray = Array.isArray(uniforms[i]) ? uniforms[i] : [uniforms[i]];
for (let j = 0, jl = uniformArray.length; j < jl; j++) {
const uniform = uniformArray[j];
const values = Array.isArray(uniform.value) ? uniform.value : [uniform.value];
for (let k = 0, kl = values.length; k < kl; k++) {
const value = values[k];
const info2 = getUniformSize(value);
const chunkOffset2 = offset % chunkSize;
const chunkPadding = chunkOffset2 % info2.boundary;
const chunkStart = chunkOffset2 + chunkPadding;
offset += chunkPadding;
if (chunkStart !== 0 && chunkSize - chunkStart < info2.storage) {
offset += chunkSize - chunkStart;
}
uniform.__data = new Float32Array(info2.storage / Float32Array.BYTES_PER_ELEMENT);
uniform.__offset = offset;
offset += info2.storage;
}
}
}
const chunkOffset = offset % chunkSize;
if (chunkOffset > 0) offset += chunkSize - chunkOffset;
uniformsGroup.__size = offset;
uniformsGroup.__cache = {};
return this;
}
function getUniformSize(value) {
const info2 = {
boundary: 0,
// bytes
storage: 0
// bytes
};
if (typeof value === "number" || typeof value === "boolean") {
info2.boundary = 4;
info2.storage = 4;
} else if (value.isVector2) {
info2.boundary = 8;
info2.storage = 8;
} else if (value.isVector3 || value.isColor) {
info2.boundary = 16;
info2.storage = 12;
} else if (value.isVector4) {
info2.boundary = 16;
info2.storage = 16;
} else if (value.isMatrix3) {
info2.boundary = 48;
info2.storage = 48;
} else if (value.isMatrix4) {
info2.boundary = 64;
info2.storage = 64;
} else if (value.isTexture) {
console.warn("THREE.WebGLRenderer: Texture samplers can not be part of an uniforms group.");
} else {
console.warn("THREE.WebGLRenderer: Unsupported uniform value type.", value);
}
return info2;
}
function onUniformsGroupsDispose(event) {
const uniformsGroup = event.target;
uniformsGroup.removeEventListener("dispose", onUniformsGroupsDispose);
const index = allocatedBindingPoints.indexOf(uniformsGroup.__bindingPointIndex);
allocatedBindingPoints.splice(index, 1);
gl.deleteBuffer(buffers[uniformsGroup.id]);
delete buffers[uniformsGroup.id];
delete updateList[uniformsGroup.id];
}
function dispose() {
for (const id in buffers) {
gl.deleteBuffer(buffers[id]);
}
allocatedBindingPoints = [];
buffers = {};
updateList = {};
}
return {
bind,
update,
dispose
};
}
class WebGLRenderer {
constructor(parameters = {}) {
const {
canvas = createCanvasElement(),
context = null,
depth = true,
stencil = false,
alpha = false,
antialias = false,
premultipliedAlpha = true,
preserveDrawingBuffer = false,
powerPreference = "default",
failIfMajorPerformanceCaveat = false,
reverseDepthBuffer = false
} = parameters;
this.isWebGLRenderer = true;
let _alpha;
if (context !== null) {
if (typeof WebGLRenderingContext !== "undefined" && context instanceof WebGLRenderingContext) {
throw new Error("THREE.WebGLRenderer: WebGL 1 is not supported since r163.");
}
_alpha = context.getContextAttributes().alpha;
} else {
_alpha = alpha;
}
const uintClearColor = new Uint32Array(4);
const intClearColor = new Int32Array(4);
let currentRenderList = null;
let currentRenderState = null;
const renderListStack = [];
const renderStateStack = [];
this.domElement = canvas;
this.debug = {
/**
* Enables error checking and reporting when shader programs are being compiled
* @type {boolean}
*/
checkShaderErrors: true,
/**
* Callback for custom error reporting.
* @type {?Function}
*/
onShaderError: null
};
this.autoClear = true;
this.autoClearColor = true;
this.autoClearDepth = true;
this.autoClearStencil = true;
this.sortObjects = true;
this.clippingPlanes = [];
this.localClippingEnabled = false;
this._outputColorSpace = SRGBColorSpace;
this.toneMapping = NoToneMapping;
this.toneMappingExposure = 1;
const _this = this;
let _isContextLost = false;
let _currentActiveCubeFace = 0;
let _currentActiveMipmapLevel = 0;
let _currentRenderTarget = null;
let _currentMaterialId = -1;
let _currentCamera = null;
const _currentViewport = new Vector4();
const _currentScissor = new Vector4();
let _currentScissorTest = null;
const _currentClearColor = new Color(0);
let _currentClearAlpha = 0;
let _width = canvas.width;
let _height = canvas.height;
let _pixelRatio = 1;
let _opaqueSort = null;
let _transparentSort = null;
const _viewport = new Vector4(0, 0, _width, _height);
const _scissor = new Vector4(0, 0, _width, _height);
let _scissorTest = false;
const _frustum = new Frustum();
let _clippingEnabled = false;
let _localClippingEnabled = false;
const _currentProjectionMatrix = new Matrix4();
const _projScreenMatrix = new Matrix4();
const _vector3 = new Vector3();
const _vector4 = new Vector4();
const _emptyScene = { background: null, fog: null, environment: null, overrideMaterial: null, isScene: true };
let _renderBackground = false;
function getTargetPixelRatio() {
return _currentRenderTarget === null ? _pixelRatio : 1;
}
let _gl = context;
function getContext(contextName, contextAttributes) {
return canvas.getContext(contextName, contextAttributes);
}
try {
const contextAttributes = {
alpha: true,
depth,
stencil,
antialias,
premultipliedAlpha,
preserveDrawingBuffer,
powerPreference,
failIfMajorPerformanceCaveat
};
if ("setAttribute" in canvas) canvas.setAttribute("data-engine", `three.js r${REVISION}`);
canvas.addEventListener("webglcontextlost", onContextLost, false);
canvas.addEventListener("webglcontextrestored", onContextRestore, false);
canvas.addEventListener("webglcontextcreationerror", onContextCreationError, false);
if (_gl === null) {
const contextName = "webgl2";
_gl = getContext(contextName, contextAttributes);
if (_gl === null) {
if (getContext(contextName)) {
throw new Error("Error creating WebGL context with your selected attributes.");
} else {
throw new Error("Error creating WebGL context.");
}
}
}
} catch (error) {
console.error("THREE.WebGLRenderer: " + error.message);
throw error;
}
let extensions, capabilities, state, info;
let properties, textures, cubemaps, cubeuvmaps, attributes, geometries, objects;
let programCache, materials, renderLists, renderStates, clipping, shadowMap;
let background, morphtargets, bufferRenderer, indexedBufferRenderer;
let utils, bindingStates, uniformsGroups;
function initGLContext() {
extensions = new WebGLExtensions(_gl);
extensions.init();
utils = new WebGLUtils(_gl, extensions);
capabilities = new WebGLCapabilities(_gl, extensions, parameters, utils);
state = new WebGLState(_gl, extensions);
if (capabilities.reverseDepthBuffer && reverseDepthBuffer) {
state.buffers.depth.setReversed(true);
}
info = new WebGLInfo(_gl);
properties = new WebGLProperties();
textures = new WebGLTextures(_gl, extensions, state, properties, capabilities, utils, info);
cubemaps = new WebGLCubeMaps(_this);
cubeuvmaps = new WebGLCubeUVMaps(_this);
attributes = new WebGLAttributes(_gl);
bindingStates = new WebGLBindingStates(_gl, attributes);
geometries = new WebGLGeometries(_gl, attributes, info, bindingStates);
objects = new WebGLObjects(_gl, geometries, attributes, info);
morphtargets = new WebGLMorphtargets(_gl, capabilities, textures);
clipping = new WebGLClipping(properties);
programCache = new WebGLPrograms(_this, cubemaps, cubeuvmaps, extensions, capabilities, bindingStates, clipping);
materials = new WebGLMaterials(_this, properties);
renderLists = new WebGLRenderLists();
renderStates = new WebGLRenderStates(extensions);
background = new WebGLBackground(_this, cubemaps, cubeuvmaps, state, objects, _alpha, premultipliedAlpha);
shadowMap = new WebGLShadowMap(_this, objects, capabilities);
uniformsGroups = new WebGLUniformsGroups(_gl, info, capabilities, state);
bufferRenderer = new WebGLBufferRenderer(_gl, extensions, info);
indexedBufferRenderer = new WebGLIndexedBufferRenderer(_gl, extensions, info);
info.programs = programCache.programs;
_this.capabilities = capabilities;
_this.extensions = extensions;
_this.properties = properties;
_this.renderLists = renderLists;
_this.shadowMap = shadowMap;
_this.state = state;
_this.info = info;
}
initGLContext();
const xr = new WebXRManager(_this, _gl);
this.xr = xr;
this.getContext = function() {
return _gl;
};
this.getContextAttributes = function() {
return _gl.getContextAttributes();
};
this.forceContextLoss = function() {
const extension = extensions.get("WEBGL_lose_context");
if (extension) extension.loseContext();
};
this.forceContextRestore = function() {
const extension = extensions.get("WEBGL_lose_context");
if (extension) extension.restoreContext();
};
this.getPixelRatio = function() {
return _pixelRatio;
};
this.setPixelRatio = function(value) {
if (value === void 0) return;
_pixelRatio = value;
this.setSize(_width, _height, false);
};
this.getSize = function(target) {
return target.set(_width, _height);
};
this.setSize = function(width, height, updateStyle = true) {
if (xr.isPresenting) {
console.warn("THREE.WebGLRenderer: Can't change size while VR device is presenting.");
return;
}
_width = width;
_height = height;
canvas.width = Math.floor(width * _pixelRatio);
canvas.height = Math.floor(height * _pixelRatio);
if (updateStyle === true) {
canvas.style.width = width + "px";
canvas.style.height = height + "px";
}
this.setViewport(0, 0, width, height);
};
this.getDrawingBufferSize = function(target) {
return target.set(_width * _pixelRatio, _height * _pixelRatio).floor();
};
this.setDrawingBufferSize = function(width, height, pixelRatio) {
_width = width;
_height = height;
_pixelRatio = pixelRatio;
canvas.width = Math.floor(width * pixelRatio);
canvas.height = Math.floor(height * pixelRatio);
this.setViewport(0, 0, width, height);
};
this.getCurrentViewport = function(target) {
return target.copy(_currentViewport);
};
this.getViewport = function(target) {
return target.copy(_viewport);
};
this.setViewport = function(x, y, width, height) {
if (x.isVector4) {
_viewport.set(x.x, x.y, x.z, x.w);
} else {
_viewport.set(x, y, width, height);
}
state.viewport(_currentViewport.copy(_viewport).multiplyScalar(_pixelRatio).round());
};
this.getScissor = function(target) {
return target.copy(_scissor);
};
this.setScissor = function(x, y, width, height) {
if (x.isVector4) {
_scissor.set(x.x, x.y, x.z, x.w);
} else {
_scissor.set(x, y, width, height);
}
state.scissor(_currentScissor.copy(_scissor).multiplyScalar(_pixelRatio).round());
};
this.getScissorTest = function() {
return _scissorTest;
};
this.setScissorTest = function(boolean) {
state.setScissorTest(_scissorTest = boolean);
};
this.setOpaqueSort = function(method) {
_opaqueSort = method;
};
this.setTransparentSort = function(method) {
_transparentSort = method;
};
this.getClearColor = function(target) {
return target.copy(background.getClearColor());
};
this.setClearColor = function() {
background.setClearColor.apply(background, arguments);
};
this.getClearAlpha = function() {
return background.getClearAlpha();
};
this.setClearAlpha = function() {
background.setClearAlpha.apply(background, arguments);
};
this.clear = function(color = true, depth2 = true, stencil2 = true) {
let bits = 0;
if (color) {
let isIntegerFormat = false;
if (_currentRenderTarget !== null) {
const targetFormat = _currentRenderTarget.texture.format;
isIntegerFormat = targetFormat === RGBAIntegerFormat || targetFormat === RGIntegerFormat || targetFormat === RedIntegerFormat;
}
if (isIntegerFormat) {
const targetType = _currentRenderTarget.texture.type;
const isUnsignedType = targetType === UnsignedByteType || targetType === UnsignedIntType || targetType === UnsignedShortType || targetType === UnsignedInt248Type || targetType === UnsignedShort4444Type || targetType === UnsignedShort5551Type;
const clearColor = background.getClearColor();
const a = background.getClearAlpha();
const r = clearColor.r;
const g = clearColor.g;
const b = clearColor.b;
if (isUnsignedType) {
uintClearColor[0] = r;
uintClearColor[1] = g;
uintClearColor[2] = b;
uintClearColor[3] = a;
_gl.clearBufferuiv(_gl.COLOR, 0, uintClearColor);
} else {
intClearColor[0] = r;
intClearColor[1] = g;
intClearColor[2] = b;
intClearColor[3] = a;
_gl.clearBufferiv(_gl.COLOR, 0, intClearColor);
}
} else {
bits |= _gl.COLOR_BUFFER_BIT;
}
}
if (depth2) {
bits |= _gl.DEPTH_BUFFER_BIT;
}
if (stencil2) {
bits |= _gl.STENCIL_BUFFER_BIT;
this.state.buffers.stencil.setMask(4294967295);
}
_gl.clear(bits);
};
this.clearColor = function() {
this.clear(true, false, false);
};
this.clearDepth = function() {
this.clear(false, true, false);
};
this.clearStencil = function() {
this.clear(false, false, true);
};
this.dispose = function() {
canvas.removeEventListener("webglcontextlost", onContextLost, false);
canvas.removeEventListener("webglcontextrestored", onContextRestore, false);
canvas.removeEventListener("webglcontextcreationerror", onContextCreationError, false);
renderLists.dispose();
renderStates.dispose();
properties.dispose();
cubemaps.dispose();
cubeuvmaps.dispose();
objects.dispose();
bindingStates.dispose();
uniformsGroups.dispose();
programCache.dispose();
xr.dispose();
xr.removeEventListener("sessionstart", onXRSessionStart);
xr.removeEventListener("sessionend", onXRSessionEnd);
animation.stop();
};
function onContextLost(event) {
event.preventDefault();
console.log("THREE.WebGLRenderer: Context Lost.");
_isContextLost = true;
}
function onContextRestore() {
console.log("THREE.WebGLRenderer: Context Restored.");
_isContextLost = false;
const infoAutoReset = info.autoReset;
const shadowMapEnabled = shadowMap.enabled;
const shadowMapAutoUpdate = shadowMap.autoUpdate;
const shadowMapNeedsUpdate = shadowMap.needsUpdate;
const shadowMapType = shadowMap.type;
initGLContext();
info.autoReset = infoAutoReset;
shadowMap.enabled = shadowMapEnabled;
shadowMap.autoUpdate = shadowMapAutoUpdate;
shadowMap.needsUpdate = shadowMapNeedsUpdate;
shadowMap.type = shadowMapType;
}
function onContextCreationError(event) {
console.error("THREE.WebGLRenderer: A WebGL context could not be created. Reason: ", event.statusMessage);
}
function onMaterialDispose(event) {
const material = event.target;
material.removeEventListener("dispose", onMaterialDispose);
deallocateMaterial(material);
}
function deallocateMaterial(material) {
releaseMaterialProgramReferences(material);
properties.remove(material);
}
function releaseMaterialProgramReferences(material) {
const programs = properties.get(material).programs;
if (programs !== void 0) {
programs.forEach(function(program) {
programCache.releaseProgram(program);
});
if (material.isShaderMaterial) {
programCache.releaseShaderCache(material);
}
}
}
this.renderBufferDirect = function(camera, scene, geometry, material, object, group) {
if (scene === null) scene = _emptyScene;
const frontFaceCW = object.isMesh && object.matrixWorld.determinant() < 0;
const program = setProgram(camera, scene, geometry, material, object);
state.setMaterial(material, frontFaceCW);
let index = geometry.index;
let rangeFactor = 1;
if (material.wireframe === true) {
index = geometries.getWireframeAttribute(geometry);
if (index === void 0) return;
rangeFactor = 2;
}
const drawRange = geometry.drawRange;
const position = geometry.attributes.position;
let drawStart = drawRange.start * rangeFactor;
let drawEnd = (drawRange.start + drawRange.count) * rangeFactor;
if (group !== null) {
drawStart = Math.max(drawStart, group.start * rangeFactor);
drawEnd = Math.min(drawEnd, (group.start + group.count) * rangeFactor);
}
if (index !== null) {
drawStart = Math.max(drawStart, 0);
drawEnd = Math.min(drawEnd, index.count);
} else if (position !== void 0 && position !== null) {
drawStart = Math.max(drawStart, 0);
drawEnd = Math.min(drawEnd, position.count);
}
const drawCount = drawEnd - drawStart;
if (drawCount < 0 || drawCount === Infinity) return;
bindingStates.setup(object, material, program, geometry, index);
let attribute;
let renderer = bufferRenderer;
if (index !== null) {
attribute = attributes.get(index);
renderer = indexedBufferRenderer;
renderer.setIndex(attribute);
}
if (object.isMesh) {
if (material.wireframe === true) {
state.setLineWidth(material.wireframeLinewidth * getTargetPixelRatio());
renderer.setMode(_gl.LINES);
} else {
renderer.setMode(_gl.TRIANGLES);
}
} else if (object.isLine) {
let lineWidth = material.linewidth;
if (lineWidth === void 0) lineWidth = 1;
state.setLineWidth(lineWidth * getTargetPixelRatio());
if (object.isLineSegments) {
renderer.setMode(_gl.LINES);
} else if (object.isLineLoop) {
renderer.setMode(_gl.LINE_LOOP);
} else {
renderer.setMode(_gl.LINE_STRIP);
}
} else if (object.isPoints) {
renderer.setMode(_gl.POINTS);
} else if (object.isSprite) {
renderer.setMode(_gl.TRIANGLES);
}
if (object.isBatchedMesh) {
if (object._multiDrawInstances !== null) {
renderer.renderMultiDrawInstances(object._multiDrawStarts, object._multiDrawCounts, object._multiDrawCount, object._multiDrawInstances);
} else {
if (!extensions.get("WEBGL_multi_draw")) {
const starts = object._multiDrawStarts;
const counts = object._multiDrawCounts;
const drawCount2 = object._multiDrawCount;
const bytesPerElement = index ? attributes.get(index).bytesPerElement : 1;
const uniforms = properties.get(material).currentProgram.getUniforms();
for (let i = 0; i < drawCount2; i++) {
uniforms.setValue(_gl, "_gl_DrawID", i);
renderer.render(starts[i] / bytesPerElement, counts[i]);
}
} else {
renderer.renderMultiDraw(object._multiDrawStarts, object._multiDrawCounts, object._multiDrawCount);
}
}
} else if (object.isInstancedMesh) {
renderer.renderInstances(drawStart, drawCount, object.count);
} else if (geometry.isInstancedBufferGeometry) {
const maxInstanceCount = geometry._maxInstanceCount !== void 0 ? geometry._maxInstanceCount : Infinity;
const instanceCount = Math.min(geometry.instanceCount, maxInstanceCount);
renderer.renderInstances(drawStart, drawCount, instanceCount);
} else {
renderer.render(drawStart, drawCount);
}
};
function prepareMaterial(material, scene, object) {
if (material.transparent === true && material.side === DoubleSide && material.forceSinglePass === false) {
material.side = BackSide;
material.needsUpdate = true;
getProgram(material, scene, object);
material.side = FrontSide;
material.needsUpdate = true;
getProgram(material, scene, object);
material.side = DoubleSide;
} else {
getProgram(material, scene, object);
}
}
this.compile = function(scene, camera, targetScene = null) {
if (targetScene === null) targetScene = scene;
currentRenderState = renderStates.get(targetScene);
currentRenderState.init(camera);
renderStateStack.push(currentRenderState);
targetScene.traverseVisible(function(object) {
if (object.isLight && object.layers.test(camera.layers)) {
currentRenderState.pushLight(object);
if (object.castShadow) {
currentRenderState.pushShadow(object);
}
}
});
if (scene !== targetScene) {
scene.traverseVisible(function(object) {
if (object.isLight && object.layers.test(camera.layers)) {
currentRenderState.pushLight(object);
if (object.castShadow) {
currentRenderState.pushShadow(object);
}
}
});
}
currentRenderState.setupLights();
const materials2 = /* @__PURE__ */ new Set();
scene.traverse(function(object) {
if (!(object.isMesh || object.isPoints || object.isLine || object.isSprite)) {
return;
}
const material = object.material;
if (material) {
if (Array.isArray(material)) {
for (let i = 0; i < material.length; i++) {
const material2 = material[i];
prepareMaterial(material2, targetScene, object);
materials2.add(material2);
}
} else {
prepareMaterial(material, targetScene, object);
materials2.add(material);
}
}
});
renderStateStack.pop();
currentRenderState = null;
return materials2;
};
this.compileAsync = function(scene, camera, targetScene = null) {
const materials2 = this.compile(scene, camera, targetScene);
return new Promise((resolve) => {
function checkMaterialsReady() {
materials2.forEach(function(material) {
const materialProperties = properties.get(material);
const program = materialProperties.currentProgram;
if (program.isReady()) {
materials2.delete(material);
}
});
if (materials2.size === 0) {
resolve(scene);
return;
}
setTimeout(checkMaterialsReady, 10);
}
if (extensions.get("KHR_parallel_shader_compile") !== null) {
checkMaterialsReady();
} else {
setTimeout(checkMaterialsReady, 10);
}
});
};
let onAnimationFrameCallback = null;
function onAnimationFrame(time) {
if (onAnimationFrameCallback) onAnimationFrameCallback(time);
}
function onXRSessionStart() {
animation.stop();
}
function onXRSessionEnd() {
animation.start();
}
const animation = new WebGLAnimation();
animation.setAnimationLoop(onAnimationFrame);
if (typeof self !== "undefined") animation.setContext(self);
this.setAnimationLoop = function(callback) {
onAnimationFrameCallback = callback;
xr.setAnimationLoop(callback);
callback === null ? animation.stop() : animation.start();
};
xr.addEventListener("sessionstart", onXRSessionStart);
xr.addEventListener("sessionend", onXRSessionEnd);
this.render = function(scene, camera) {
if (camera !== void 0 && camera.isCamera !== true) {
console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.");
return;
}
if (_isContextLost === true) return;
if (scene.matrixWorldAutoUpdate === true) scene.updateMatrixWorld();
if (camera.parent === null && camera.matrixWorldAutoUpdate === true) camera.updateMatrixWorld();
if (xr.enabled === true && xr.isPresenting === true) {
if (xr.cameraAutoUpdate === true) xr.updateCamera(camera);
camera = xr.getCamera();
}
if (scene.isScene === true) scene.onBeforeRender(_this, scene, camera, _currentRenderTarget);
currentRenderState = renderStates.get(scene, renderStateStack.length);
currentRenderState.init(camera);
renderStateStack.push(currentRenderState);
_projScreenMatrix.multiplyMatrices(camera.projectionMatrix, camera.matrixWorldInverse);
_frustum.setFromProjectionMatrix(_projScreenMatrix);
_localClippingEnabled = this.localClippingEnabled;
_clippingEnabled = clipping.init(this.clippingPlanes, _localClippingEnabled);
currentRenderList = renderLists.get(scene, renderListStack.length);
currentRenderList.init();
renderListStack.push(currentRenderList);
if (xr.enabled === true && xr.isPresenting === true) {
const depthSensingMesh = _this.xr.getDepthSensingMesh();
if (depthSensingMesh !== null) {
projectObject(depthSensingMesh, camera, -Infinity, _this.sortObjects);
}
}
projectObject(scene, camera, 0, _this.sortObjects);
currentRenderList.finish();
if (_this.sortObjects === true) {
currentRenderList.sort(_opaqueSort, _transparentSort);
}
_renderBackground = xr.enabled === false || xr.isPresenting === false || xr.hasDepthSensing() === false;
if (_renderBackground) {
background.addToRenderList(currentRenderList, scene);
}
this.info.render.frame++;
if (_clippingEnabled === true) clipping.beginShadows();
const shadowsArray = currentRenderState.state.shadowsArray;
shadowMap.render(shadowsArray, scene, camera);
if (_clippingEnabled === true) clipping.endShadows();
if (this.info.autoReset === true) this.info.reset();
const opaqueObjects = currentRenderList.opaque;
const transmissiveObjects = currentRenderList.transmissive;
currentRenderState.setupLights();
if (camera.isArrayCamera) {
const cameras = camera.cameras;
if (transmissiveObjects.length > 0) {
for (let i = 0, l = cameras.length; i < l; i++) {
const camera2 = cameras[i];
renderTransmissionPass(opaqueObjects, transmissiveObjects, scene, camera2);
}
}
if (_renderBackground) background.render(scene);
for (let i = 0, l = cameras.length; i < l; i++) {
const camera2 = cameras[i];
renderScene(currentRenderList, scene, camera2, camera2.viewport);
}
} else {
if (transmissiveObjects.length > 0) renderTransmissionPass(opaqueObjects, transmissiveObjects, scene, camera);
if (_renderBackground) background.render(scene);
renderScene(currentRenderList, scene, camera);
}
if (_currentRenderTarget !== null) {
textures.updateMultisampleRenderTarget(_currentRenderTarget);
textures.updateRenderTargetMipmap(_currentRenderTarget);
}
if (scene.isScene === true) scene.onAfterRender(_this, scene, camera);
bindingStates.resetDefaultState();
_currentMaterialId = -1;
_currentCamera = null;
renderStateStack.pop();
if (renderStateStack.length > 0) {
currentRenderState = renderStateStack[renderStateStack.length - 1];
if (_clippingEnabled === true) clipping.setGlobalState(_this.clippingPlanes, currentRenderState.state.camera);
} else {
currentRenderState = null;
}
renderListStack.pop();
if (renderListStack.length > 0) {
currentRenderList = renderListStack[renderListStack.length - 1];
} else {
currentRenderList = null;
}
};
function projectObject(object, camera, groupOrder, sortObjects) {
if (object.visible === false) return;
const visible = object.layers.test(camera.layers);
if (visible) {
if (object.isGroup) {
groupOrder = object.renderOrder;
} else if (object.isLOD) {
if (object.autoUpdate === true) object.update(camera);
} else if (object.isLight) {
currentRenderState.pushLight(object);
if (object.castShadow) {
currentRenderState.pushShadow(object);
}
} else if (object.isSprite) {
if (!object.frustumCulled || _frustum.intersectsSprite(object)) {
if (sortObjects) {
_vector4.setFromMatrixPosition(object.matrixWorld).applyMatrix4(_projScreenMatrix);
}
const geometry = objects.update(object);
const material = object.material;
if (material.visible) {
currentRenderList.push(object, geometry, material, groupOrder, _vector4.z, null);
}
}
} else if (object.isMesh || object.isLine || object.isPoints) {
if (!object.frustumCulled || _frustum.intersectsObject(object)) {
const geometry = objects.update(object);
const material = object.material;
if (sortObjects) {
if (object.boundingSphere !== void 0) {
if (object.boundingSphere === null) object.computeBoundingSphere();
_vector4.copy(object.boundingSphere.center);
} else {
if (geometry.boundingSphere === null) geometry.computeBoundingSphere();
_vector4.copy(geometry.boundingSphere.center);
}
_vector4.applyMatrix4(object.matrixWorld).applyMatrix4(_projScreenMatrix);
}
if (Array.isArray(material)) {
const groups = geometry.groups;
for (let i = 0, l = groups.length; i < l; i++) {
const group = groups[i];
const groupMaterial = material[group.materialIndex];
if (groupMaterial && groupMaterial.visible) {
currentRenderList.push(object, geometry, groupMaterial, groupOrder, _vector4.z, group);
}
}
} else if (material.visible) {
currentRenderList.push(object, geometry, material, groupOrder, _vector4.z, null);
}
}
}
}
const children = object.children;
for (let i = 0, l = children.length; i < l; i++) {
projectObject(children[i], camera, groupOrder, sortObjects);
}
}
function renderScene(currentRenderList2, scene, camera, viewport) {
const opaqueObjects = currentRenderList2.opaque;
const transmissiveObjects = currentRenderList2.transmissive;
const transparentObjects = currentRenderList2.transparent;
currentRenderState.setupLightsView(camera);
if (_clippingEnabled === true) clipping.setGlobalState(_this.clippingPlanes, camera);
if (viewport) state.viewport(_currentViewport.copy(viewport));
if (opaqueObjects.length > 0) renderObjects(opaqueObjects, scene, camera);
if (transmissiveObjects.length > 0) renderObjects(transmissiveObjects, scene, camera);
if (transparentObjects.length > 0) renderObjects(transparentObjects, scene, camera);
state.buffers.depth.setTest(true);
state.buffers.depth.setMask(true);
state.buffers.color.setMask(true);
state.setPolygonOffset(false);
}
function renderTransmissionPass(opaqueObjects, transmissiveObjects, scene, camera) {
const overrideMaterial = scene.isScene === true ? scene.overrideMaterial : null;
if (overrideMaterial !== null) {
return;
}
if (currentRenderState.state.transmissionRenderTarget[camera.id] === void 0) {
currentRenderState.state.transmissionRenderTarget[camera.id] = new WebGLRenderTarget(1, 1, {
generateMipmaps: true,
type: extensions.has("EXT_color_buffer_half_float") || extensions.has("EXT_color_buffer_float") ? HalfFloatType : UnsignedByteType,
minFilter: LinearMipmapLinearFilter,
samples: 4,
stencilBuffer: stencil,
resolveDepthBuffer: false,
resolveStencilBuffer: false,
colorSpace: ColorManagement.workingColorSpace
});
}
const transmissionRenderTarget = currentRenderState.state.transmissionRenderTarget[camera.id];
const activeViewport = camera.viewport || _currentViewport;
transmissionRenderTarget.setSize(activeViewport.z, activeViewport.w);
const currentRenderTarget = _this.getRenderTarget();
_this.setRenderTarget(transmissionRenderTarget);
_this.getClearColor(_currentClearColor);
_currentClearAlpha = _this.getClearAlpha();
if (_currentClearAlpha < 1) _this.setClearColor(16777215, 0.5);
_this.clear();
if (_renderBackground) background.render(scene);
const currentToneMapping = _this.toneMapping;
_this.toneMapping = NoToneMapping;
const currentCameraViewport = camera.viewport;
if (camera.viewport !== void 0) camera.viewport = void 0;
currentRenderState.setupLightsView(camera);
if (_clippingEnabled === true) clipping.setGlobalState(_this.clippingPlanes, camera);
renderObjects(opaqueObjects, scene, camera);
textures.updateMultisampleRenderTarget(transmissionRenderTarget);
textures.updateRenderTargetMipmap(transmissionRenderTarget);
if (extensions.has("WEBGL_multisampled_render_to_texture") === false) {
let renderTargetNeedsUpdate = false;
for (let i = 0, l = transmissiveObjects.length; i < l; i++) {
const renderItem = transmissiveObjects[i];
const object = renderItem.object;
const geometry = renderItem.geometry;
const material = renderItem.material;
const group = renderItem.group;
if (material.side === DoubleSide && object.layers.test(camera.layers)) {
const currentSide = material.side;
material.side = BackSide;
material.needsUpdate = true;
renderObject(object, scene, camera, geometry, material, group);
material.side = currentSide;
material.needsUpdate = true;
renderTargetNeedsUpdate = true;
}
}
if (renderTargetNeedsUpdate === true) {
textures.updateMultisampleRenderTarget(transmissionRenderTarget);
textures.updateRenderTargetMipmap(transmissionRenderTarget);
}
}
_this.setRenderTarget(currentRenderTarget);
_this.setClearColor(_currentClearColor, _currentClearAlpha);
if (currentCameraViewport !== void 0) camera.viewport = currentCameraViewport;
_this.toneMapping = currentToneMapping;
}
function renderObjects(renderList, scene, camera) {
const overrideMaterial = scene.isScene === true ? scene.overrideMaterial : null;
for (let i = 0, l = renderList.length; i < l; i++) {
const renderItem = renderList[i];
const object = renderItem.object;
const geometry = renderItem.geometry;
const material = overrideMaterial === null ? renderItem.material : overrideMaterial;
const group = renderItem.group;
if (object.layers.test(camera.layers)) {
renderObject(object, scene, camera, geometry, material, group);
}
}
}
function renderObject(object, scene, camera, geometry, material, group) {
object.onBeforeRender(_this, scene, camera, geometry, material, group);
object.modelViewMatrix.multiplyMatrices(camera.matrixWorldInverse, object.matrixWorld);
object.normalMatrix.getNormalMatrix(object.modelViewMatrix);
material.onBeforeRender(_this, scene, camera, geometry, object, group);
if (material.transparent === true && material.side === DoubleSide && material.forceSinglePass === false) {
material.side = BackSide;
material.needsUpdate = true;
_this.renderBufferDirect(camera, scene, geometry, material, object, group);
material.side = FrontSide;
material.needsUpdate = true;
_this.renderBufferDirect(camera, scene, geometry, material, object, group);
material.side = DoubleSide;
} else {
_this.renderBufferDirect(camera, scene, geometry, material, object, group);
}
object.onAfterRender(_this, scene, camera, geometry, material, group);
}
function getProgram(material, scene, object) {
if (scene.isScene !== true) scene = _emptyScene;
const materialProperties = properties.get(material);
const lights = currentRenderState.state.lights;
const shadowsArray = currentRenderState.state.shadowsArray;
const lightsStateVersion = lights.state.version;
const parameters2 = programCache.getParameters(material, lights.state, shadowsArray, scene, object);
const programCacheKey = programCache.getProgramCacheKey(parameters2);
let programs = materialProperties.programs;
materialProperties.environment = material.isMeshStandardMaterial ? scene.environment : null;
materialProperties.fog = scene.fog;
materialProperties.envMap = (material.isMeshStandardMaterial ? cubeuvmaps : cubemaps).get(material.envMap || materialProperties.environment);
materialProperties.envMapRotation = materialProperties.environment !== null && material.envMap === null ? scene.environmentRotation : material.envMapRotation;
if (programs === void 0) {
material.addEventListener("dispose", onMaterialDispose);
programs = /* @__PURE__ */ new Map();
materialProperties.programs = programs;
}
let program = programs.get(programCacheKey);
if (program !== void 0) {
if (materialProperties.currentProgram === program && materialProperties.lightsStateVersion === lightsStateVersion) {
updateCommonMaterialProperties(material, parameters2);
return program;
}
} else {
parameters2.uniforms = programCache.getUniforms(material);
material.onBeforeCompile(parameters2, _this);
program = programCache.acquireProgram(parameters2, programCacheKey);
programs.set(programCacheKey, program);
materialProperties.uniforms = parameters2.uniforms;
}
const uniforms = materialProperties.uniforms;
if (!material.isShaderMaterial && !material.isRawShaderMaterial || material.clipping === true) {
uniforms.clippingPlanes = clipping.uniform;
}
updateCommonMaterialProperties(material, parameters2);
materialProperties.needsLights = materialNeedsLights(material);
materialProperties.lightsStateVersion = lightsStateVersion;
if (materialProperties.needsLights) {
uniforms.ambientLightColor.value = lights.state.ambient;
uniforms.lightProbe.value = lights.state.probe;
uniforms.directionalLights.value = lights.state.directional;
uniforms.directionalLightShadows.value = lights.state.directionalShadow;
uniforms.spotLights.value = lights.state.spot;
uniforms.spotLightShadows.value = lights.state.spotShadow;
uniforms.rectAreaLights.value = lights.state.rectArea;
uniforms.ltc_1.value = lights.state.rectAreaLTC1;
uniforms.ltc_2.value = lights.state.rectAreaLTC2;
uniforms.pointLights.value = lights.state.point;
uniforms.pointLightShadows.value = lights.state.pointShadow;
uniforms.hemisphereLights.value = lights.state.hemi;
uniforms.directionalShadowMap.value = lights.state.directionalShadowMap;
uniforms.directionalShadowMatrix.value = lights.state.directionalShadowMatrix;
uniforms.spotShadowMap.value = lights.state.spotShadowMap;
uniforms.spotLightMatrix.value = lights.state.spotLightMatrix;
uniforms.spotLightMap.value = lights.state.spotLightMap;
uniforms.pointShadowMap.value = lights.state.pointShadowMap;
uniforms.pointShadowMatrix.value = lights.state.pointShadowMatrix;
}
materialProperties.currentProgram = program;
materialProperties.uniformsList = null;
return program;
}
function getUniformList(materialProperties) {
if (materialProperties.uniformsList === null) {
const progUniforms = materialProperties.currentProgram.getUniforms();
materialProperties.uniformsList = WebGLUniforms.seqWithValue(progUniforms.seq, materialProperties.uniforms);
}
return materialProperties.uniformsList;
}
function updateCommonMaterialProperties(material, parameters2) {
const materialProperties = properties.get(material);
materialProperties.outputColorSpace = parameters2.outputColorSpace;
materialProperties.batching = parameters2.batching;
materialProperties.batchingColor = parameters2.batchingColor;
materialProperties.instancing = parameters2.instancing;
materialProperties.instancingColor = parameters2.instancingColor;
materialProperties.instancingMorph = parameters2.instancingMorph;
materialProperties.skinning = parameters2.skinning;
materialProperties.morphTargets = parameters2.morphTargets;
materialProperties.morphNormals = parameters2.morphNormals;
materialProperties.morphColors = parameters2.morphColors;
materialProperties.morphTargetsCount = parameters2.morphTargetsCount;
materialProperties.numClippingPlanes = parameters2.numClippingPlanes;
materialProperties.numIntersection = parameters2.numClipIntersection;
materialProperties.vertexAlphas = parameters2.vertexAlphas;
materialProperties.vertexTangents = parameters2.vertexTangents;
materialProperties.toneMapping = parameters2.toneMapping;
}
function setProgram(camera, scene, geometry, material, object) {
if (scene.isScene !== true) scene = _emptyScene;
textures.resetTextureUnits();
const fog = scene.fog;
const environment = material.isMeshStandardMaterial ? scene.environment : null;
const colorSpace = _currentRenderTarget === null ? _this.outputColorSpace : _currentRenderTarget.isXRRenderTarget === true ? _currentRenderTarget.texture.colorSpace : LinearSRGBColorSpace;
const envMap = (material.isMeshStandardMaterial ? cubeuvmaps : cubemaps).get(material.envMap || environment);
const vertexAlphas = material.vertexColors === true && !!geometry.attributes.color && geometry.attributes.color.itemSize === 4;
const vertexTangents = !!geometry.attributes.tangent && (!!material.normalMap || material.anisotropy > 0);
const morphTargets = !!geometry.morphAttributes.position;
const morphNormals = !!geometry.morphAttributes.normal;
const morphColors = !!geometry.morphAttributes.color;
let toneMapping = NoToneMapping;
if (material.toneMapped) {
if (_currentRenderTarget === null || _currentRenderTarget.isXRRenderTarget === true) {
toneMapping = _this.toneMapping;
}
}
const morphAttribute = geometry.morphAttributes.position || geometry.morphAttributes.normal || geometry.morphAttributes.color;
const morphTargetsCount = morphAttribute !== void 0 ? morphAttribute.length : 0;
const materialProperties = properties.get(material);
const lights = currentRenderState.state.lights;
if (_clippingEnabled === true) {
if (_localClippingEnabled === true || camera !== _currentCamera) {
const useCache = camera === _currentCamera && material.id === _currentMaterialId;
clipping.setState(material, camera, useCache);
}
}
let needsProgramChange = false;
if (material.version === materialProperties.__version) {
if (materialProperties.needsLights && materialProperties.lightsStateVersion !== lights.state.version) {
needsProgramChange = true;
} else if (materialProperties.outputColorSpace !== colorSpace) {
needsProgramChange = true;
} else if (object.isBatchedMesh && materialProperties.batching === false) {
needsProgramChange = true;
} else if (!object.isBatchedMesh && materialProperties.batching === true) {
needsProgramChange = true;
} else if (object.isBatchedMesh && materialProperties.batchingColor === true && object.colorTexture === null) {
needsProgramChange = true;
} else if (object.isBatchedMesh && materialProperties.batchingColor === false && object.colorTexture !== null) {
needsProgramChange = true;
} else if (object.isInstancedMesh && materialProperties.instancing === false) {
needsProgramChange = true;
} else if (!object.isInstancedMesh && materialProperties.instancing === true) {
needsProgramChange = true;
} else if (object.isSkinnedMesh && materialProperties.skinning === false) {
needsProgramChange = true;
} else if (!object.isSkinnedMesh && materialProperties.skinning === true) {
needsProgramChange = true;
} else if (object.isInstancedMesh && materialProperties.instancingColor === true && object.instanceColor === null) {
needsProgramChange = true;
} else if (object.isInstancedMesh && materialProperties.instancingColor === false && object.instanceColor !== null) {
needsProgramChange = true;
} else if (object.isInstancedMesh && materialProperties.instancingMorph === true && object.morphTexture === null) {
needsProgramChange = true;
} else if (object.isInstancedMesh && materialProperties.instancingMorph === false && object.morphTexture !== null) {
needsProgramChange = true;
} else if (materialProperties.envMap !== envMap) {
needsProgramChange = true;
} else if (material.fog === true && materialProperties.fog !== fog) {
needsProgramChange = true;
} else if (materialProperties.numClippingPlanes !== void 0 && (materialProperties.numClippingPlanes !== clipping.numPlanes || materialProperties.numIntersection !== clipping.numIntersection)) {
needsProgramChange = true;
} else if (materialProperties.vertexAlphas !== vertexAlphas) {
needsProgramChange = true;
} else if (materialProperties.vertexTangents !== vertexTangents) {
needsProgramChange = true;
} else if (materialProperties.morphTargets !== morphTargets) {
needsProgramChange = true;
} else if (materialProperties.morphNormals !== morphNormals) {
needsProgramChange = true;
} else if (materialProperties.morphColors !== morphColors) {
needsProgramChange = true;
} else if (materialProperties.toneMapping !== toneMapping) {
needsProgramChange = true;
} else if (materialProperties.morphTargetsCount !== morphTargetsCount) {
needsProgramChange = true;
}
} else {
needsProgramChange = true;
materialProperties.__version = material.version;
}
let program = materialProperties.currentProgram;
if (needsProgramChange === true) {
program = getProgram(material, scene, object);
}
let refreshProgram = false;
let refreshMaterial = false;
let refreshLights = false;
const p_uniforms = program.getUniforms(), m_uniforms = materialProperties.uniforms;
if (state.useProgram(program.program)) {
refreshProgram = true;
refreshMaterial = true;
refreshLights = true;
}
if (material.id !== _currentMaterialId) {
_currentMaterialId = material.id;
refreshMaterial = true;
}
if (refreshProgram || _currentCamera !== camera) {
const reverseDepthBuffer2 = state.buffers.depth.getReversed();
if (reverseDepthBuffer2) {
_currentProjectionMatrix.copy(camera.projectionMatrix);
toNormalizedProjectionMatrix(_currentProjectionMatrix);
toReversedProjectionMatrix(_currentProjectionMatrix);
p_uniforms.setValue(_gl, "projectionMatrix", _currentProjectionMatrix);
} else {
p_uniforms.setValue(_gl, "projectionMatrix", camera.projectionMatrix);
}
p_uniforms.setValue(_gl, "viewMatrix", camera.matrixWorldInverse);
const uCamPos = p_uniforms.map.cameraPosition;
if (uCamPos !== void 0) {
uCamPos.setValue(_gl, _vector3.setFromMatrixPosition(camera.matrixWorld));
}
if (capabilities.logarithmicDepthBuffer) {
p_uniforms.setValue(
_gl,
"logDepthBufFC",
2 / (Math.log(camera.far + 1) / Math.LN2)
);
}
if (material.isMeshPhongMaterial || material.isMeshToonMaterial || material.isMeshLambertMaterial || material.isMeshBasicMaterial || material.isMeshStandardMaterial || material.isShaderMaterial) {
p_uniforms.setValue(_gl, "isOrthographic", camera.isOrthographicCamera === true);
}
if (_currentCamera !== camera) {
_currentCamera = camera;
refreshMaterial = true;
refreshLights = true;
}
}
if (object.isSkinnedMesh) {
p_uniforms.setOptional(_gl, object, "bindMatrix");
p_uniforms.setOptional(_gl, object, "bindMatrixInverse");
const skeleton = object.skeleton;
if (skeleton) {
if (skeleton.boneTexture === null) skeleton.computeBoneTexture();
p_uniforms.setValue(_gl, "boneTexture", skeleton.boneTexture, textures);
}
}
if (object.isBatchedMesh) {
p_uniforms.setOptional(_gl, object, "batchingTexture");
p_uniforms.setValue(_gl, "batchingTexture", object._matricesTexture, textures);
p_uniforms.setOptional(_gl, object, "batchingIdTexture");
p_uniforms.setValue(_gl, "batchingIdTexture", object._indirectTexture, textures);
p_uniforms.setOptional(_gl, object, "batchingColorTexture");
if (object._colorsTexture !== null) {
p_uniforms.setValue(_gl, "batchingColorTexture", object._colorsTexture, textures);
}
}
const morphAttributes = geometry.morphAttributes;
if (morphAttributes.position !== void 0 || morphAttributes.normal !== void 0 || morphAttributes.color !== void 0) {
morphtargets.update(object, geometry, program);
}
if (refreshMaterial || materialProperties.receiveShadow !== object.receiveShadow) {
materialProperties.receiveShadow = object.receiveShadow;
p_uniforms.setValue(_gl, "receiveShadow", object.receiveShadow);
}
if (material.isMeshGouraudMaterial && material.envMap !== null) {
m_uniforms.envMap.value = envMap;
m_uniforms.flipEnvMap.value = envMap.isCubeTexture && envMap.isRenderTargetTexture === false ? -1 : 1;
}
if (material.isMeshStandardMaterial && material.envMap === null && scene.environment !== null) {
m_uniforms.envMapIntensity.value = scene.environmentIntensity;
}
if (refreshMaterial) {
p_uniforms.setValue(_gl, "toneMappingExposure", _this.toneMappingExposure);
if (materialProperties.needsLights) {
markUniformsLightsNeedsUpdate(m_uniforms, refreshLights);
}
if (fog && material.fog === true) {
materials.refreshFogUniforms(m_uniforms, fog);
}
materials.refreshMaterialUniforms(m_uniforms, material, _pixelRatio, _height, currentRenderState.state.transmissionRenderTarget[camera.id]);
WebGLUniforms.upload(_gl, getUniformList(materialProperties), m_uniforms, textures);
}
if (material.isShaderMaterial && material.uniformsNeedUpdate === true) {
WebGLUniforms.upload(_gl, getUniformList(materialProperties), m_uniforms, textures);
material.uniformsNeedUpdate = false;
}
if (material.isSpriteMaterial) {
p_uniforms.setValue(_gl, "center", object.center);
}
p_uniforms.setValue(_gl, "modelViewMatrix", object.modelViewMatrix);
p_uniforms.setValue(_gl, "normalMatrix", object.normalMatrix);
p_uniforms.setValue(_gl, "modelMatrix", object.matrixWorld);
if (material.isShaderMaterial || material.isRawShaderMaterial) {
const groups = material.uniformsGroups;
for (let i = 0, l = groups.length; i < l; i++) {
const group = groups[i];
uniformsGroups.update(group, program);
uniformsGroups.bind(group, program);
}
}
return program;
}
function markUniformsLightsNeedsUpdate(uniforms, value) {
uniforms.ambientLightColor.needsUpdate = value;
uniforms.lightProbe.needsUpdate = value;
uniforms.directionalLights.needsUpdate = value;
uniforms.directionalLightShadows.needsUpdate = value;
uniforms.pointLights.needsUpdate = value;
uniforms.pointLightShadows.needsUpdate = value;
uniforms.spotLights.needsUpdate = value;
uniforms.spotLightShadows.needsUpdate = value;
uniforms.rectAreaLights.needsUpdate = value;
uniforms.hemisphereLights.needsUpdate = value;
}
function materialNeedsLights(material) {
return material.isMeshLambertMaterial || material.isMeshToonMaterial || material.isMeshPhongMaterial || material.isMeshStandardMaterial || material.isShadowMaterial || material.isShaderMaterial && material.lights === true;
}
this.getActiveCubeFace = function() {
return _currentActiveCubeFace;
};
this.getActiveMipmapLevel = function() {
return _currentActiveMipmapLevel;
};
this.getRenderTarget = function() {
return _currentRenderTarget;
};
this.setRenderTargetTextures = function(renderTarget, colorTexture, depthTexture) {
properties.get(renderTarget.texture).__webglTexture = colorTexture;
properties.get(renderTarget.depthTexture).__webglTexture = depthTexture;
const renderTargetProperties = properties.get(renderTarget);
renderTargetProperties.__hasExternalTextures = true;
renderTargetProperties.__autoAllocateDepthBuffer = depthTexture === void 0;
if (!renderTargetProperties.__autoAllocateDepthBuffer) {
if (extensions.has("WEBGL_multisampled_render_to_texture") === true) {
console.warn("THREE.WebGLRenderer: Render-to-texture extension was disabled because an external texture was provided");
renderTargetProperties.__useRenderToTexture = false;
}
}
};
this.setRenderTargetFramebuffer = function(renderTarget, defaultFramebuffer) {
const renderTargetProperties = properties.get(renderTarget);
renderTargetProperties.__webglFramebuffer = defaultFramebuffer;
renderTargetProperties.__useDefaultFramebuffer = defaultFramebuffer === void 0;
};
this.setRenderTarget = function(renderTarget, activeCubeFace = 0, activeMipmapLevel = 0) {
_currentRenderTarget = renderTarget;
_currentActiveCubeFace = activeCubeFace;
_currentActiveMipmapLevel = activeMipmapLevel;
let useDefaultFramebuffer = true;
let framebuffer = null;
let isCube = false;
let isRenderTarget3D = false;
if (renderTarget) {
const renderTargetProperties = properties.get(renderTarget);
if (renderTargetProperties.__useDefaultFramebuffer !== void 0) {
state.bindFramebuffer(_gl.FRAMEBUFFER, null);
useDefaultFramebuffer = false;
} else if (renderTargetProperties.__webglFramebuffer === void 0) {
textures.setupRenderTarget(renderTarget);
} else if (renderTargetProperties.__hasExternalTextures) {
textures.rebindTextures(renderTarget, properties.get(renderTarget.texture).__webglTexture, properties.get(renderTarget.depthTexture).__webglTexture);
} else if (renderTarget.depthBuffer) {
const depthTexture = renderTarget.depthTexture;
if (renderTargetProperties.__boundDepthTexture !== depthTexture) {
if (depthTexture !== null && properties.has(depthTexture) && (renderTarget.width !== depthTexture.image.width || renderTarget.height !== depthTexture.image.height)) {
throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");
}
textures.setupDepthRenderbuffer(renderTarget);
}
}
const texture = renderTarget.texture;
if (texture.isData3DTexture || texture.isDataArrayTexture || texture.isCompressedArrayTexture) {
isRenderTarget3D = true;
}
const __webglFramebuffer = properties.get(renderTarget).__webglFramebuffer;
if (renderTarget.isWebGLCubeRenderTarget) {
if (Array.isArray(__webglFramebuffer[activeCubeFace])) {
framebuffer = __webglFramebuffer[activeCubeFace][activeMipmapLevel];
} else {
framebuffer = __webglFramebuffer[activeCubeFace];
}
isCube = true;
} else if (renderTarget.samples > 0 && textures.useMultisampledRTT(renderTarget) === false) {
framebuffer = properties.get(renderTarget).__webglMultisampledFramebuffer;
} else {
if (Array.isArray(__webglFramebuffer)) {
framebuffer = __webglFramebuffer[activeMipmapLevel];
} else {
framebuffer = __webglFramebuffer;
}
}
_currentViewport.copy(renderTarget.viewport);
_currentScissor.copy(renderTarget.scissor);
_currentScissorTest = renderTarget.scissorTest;
} else {
_currentViewport.copy(_viewport).multiplyScalar(_pixelRatio).floor();
_currentScissor.copy(_scissor).multiplyScalar(_pixelRatio).floor();
_currentScissorTest = _scissorTest;
}
const framebufferBound = state.bindFramebuffer(_gl.FRAMEBUFFER, framebuffer);
if (framebufferBound && useDefaultFramebuffer) {
state.drawBuffers(renderTarget, framebuffer);
}
state.viewport(_currentViewport);
state.scissor(_currentScissor);
state.setScissorTest(_currentScissorTest);
if (isCube) {
const textureProperties = properties.get(renderTarget.texture);
_gl.framebufferTexture2D(_gl.FRAMEBUFFER, _gl.COLOR_ATTACHMENT0, _gl.TEXTURE_CUBE_MAP_POSITIVE_X + activeCubeFace, textureProperties.__webglTexture, activeMipmapLevel);
} else if (isRenderTarget3D) {
const textureProperties = properties.get(renderTarget.texture);
const layer = activeCubeFace || 0;
_gl.framebufferTextureLayer(_gl.FRAMEBUFFER, _gl.COLOR_ATTACHMENT0, textureProperties.__webglTexture, activeMipmapLevel || 0, layer);
}
_currentMaterialId = -1;
};
this.readRenderTargetPixels = function(renderTarget, x, y, width, height, buffer, activeCubeFaceIndex) {
if (!(renderTarget && renderTarget.isWebGLRenderTarget)) {
console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");
return;
}
let framebuffer = properties.get(renderTarget).__webglFramebuffer;
if (renderTarget.isWebGLCubeRenderTarget && activeCubeFaceIndex !== void 0) {
framebuffer = framebuffer[activeCubeFaceIndex];
}
if (framebuffer) {
state.bindFramebuffer(_gl.FRAMEBUFFER, framebuffer);
try {
const texture = renderTarget.texture;
const textureFormat = texture.format;
const textureType = texture.type;
if (!capabilities.textureFormatReadable(textureFormat)) {
console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");
return;
}
if (!capabilities.textureTypeReadable(textureType)) {
console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");
return;
}
if (x >= 0 && x <= renderTarget.width - width && (y >= 0 && y <= renderTarget.height - height)) {
_gl.readPixels(x, y, width, height, utils.convert(textureFormat), utils.convert(textureType), buffer);
}
} finally {
const framebuffer2 = _currentRenderTarget !== null ? properties.get(_currentRenderTarget).__webglFramebuffer : null;
state.bindFramebuffer(_gl.FRAMEBUFFER, framebuffer2);
}
}
};
this.readRenderTargetPixelsAsync = async function(renderTarget, x, y, width, height, buffer, activeCubeFaceIndex) {
if (!(renderTarget && renderTarget.isWebGLRenderTarget)) {
throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");
}
let framebuffer = properties.get(renderTarget).__webglFramebuffer;
if (renderTarget.isWebGLCubeRenderTarget && activeCubeFaceIndex !== void 0) {
framebuffer = framebuffer[activeCubeFaceIndex];
}
if (framebuffer) {
const texture = renderTarget.texture;
const textureFormat = texture.format;
const textureType = texture.type;
if (!capabilities.textureFormatReadable(textureFormat)) {
throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");
}
if (!capabilities.textureTypeReadable(textureType)) {
throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");
}
if (x >= 0 && x <= renderTarget.width - width && (y >= 0 && y <= renderTarget.height - height)) {
state.bindFramebuffer(_gl.FRAMEBUFFER, framebuffer);
const glBuffer = _gl.createBuffer();
_gl.bindBuffer(_gl.PIXEL_PACK_BUFFER, glBuffer);
_gl.bufferData(_gl.PIXEL_PACK_BUFFER, buffer.byteLength, _gl.STREAM_READ);
_gl.readPixels(x, y, width, height, utils.convert(textureFormat), utils.convert(textureType), 0);
const currFramebuffer = _currentRenderTarget !== null ? properties.get(_currentRenderTarget).__webglFramebuffer : null;
state.bindFramebuffer(_gl.FRAMEBUFFER, currFramebuffer);
const sync = _gl.fenceSync(_gl.SYNC_GPU_COMMANDS_COMPLETE, 0);
_gl.flush();
await probeAsync(_gl, sync, 4);
_gl.bindBuffer(_gl.PIXEL_PACK_BUFFER, glBuffer);
_gl.getBufferSubData(_gl.PIXEL_PACK_BUFFER, 0, buffer);
_gl.deleteBuffer(glBuffer);
_gl.deleteSync(sync);
return buffer;
} else {
throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.");
}
}
};
this.copyFramebufferToTexture = function(texture, position = null, level = 0) {
if (texture.isTexture !== true) {
warnOnce("WebGLRenderer: copyFramebufferToTexture function signature has changed.");
position = arguments[0] || null;
texture = arguments[1];
}
const levelScale = Math.pow(2, -level);
const width = Math.floor(texture.image.width * levelScale);
const height = Math.floor(texture.image.height * levelScale);
const x = position !== null ? position.x : 0;
const y = position !== null ? position.y : 0;
textures.setTexture2D(texture, 0);
_gl.copyTexSubImage2D(_gl.TEXTURE_2D, level, 0, 0, x, y, width, height);
state.unbindTexture();
};
this.copyTextureToTexture = function(srcTexture, dstTexture, srcRegion = null, dstPosition = null, level = 0) {
if (srcTexture.isTexture !== true) {
warnOnce("WebGLRenderer: copyTextureToTexture function signature has changed.");
dstPosition = arguments[0] || null;
srcTexture = arguments[1];
dstTexture = arguments[2];
level = arguments[3] || 0;
srcRegion = null;
}
let width, height, depth2, minX, minY, minZ;
let dstX, dstY, dstZ;
const image = srcTexture.isCompressedTexture ? srcTexture.mipmaps[level] : srcTexture.image;
if (srcRegion !== null) {
width = srcRegion.max.x - srcRegion.min.x;
height = srcRegion.max.y - srcRegion.min.y;
depth2 = srcRegion.isBox3 ? srcRegion.max.z - srcRegion.min.z : 1;
minX = srcRegion.min.x;
minY = srcRegion.min.y;
minZ = srcRegion.isBox3 ? srcRegion.min.z : 0;
} else {
width = image.width;
height = image.height;
depth2 = image.depth || 1;
minX = 0;
minY = 0;
minZ = 0;
}
if (dstPosition !== null) {
dstX = dstPosition.x;
dstY = dstPosition.y;
dstZ = dstPosition.z;
} else {
dstX = 0;
dstY = 0;
dstZ = 0;
}
const glFormat = utils.convert(dstTexture.format);
const glType = utils.convert(dstTexture.type);
let glTarget;
if (dstTexture.isData3DTexture) {
textures.setTexture3D(dstTexture, 0);
glTarget = _gl.TEXTURE_3D;
} else if (dstTexture.isDataArrayTexture || dstTexture.isCompressedArrayTexture) {
textures.setTexture2DArray(dstTexture, 0);
glTarget = _gl.TEXTURE_2D_ARRAY;
} else {
textures.setTexture2D(dstTexture, 0);
glTarget = _gl.TEXTURE_2D;
}
_gl.pixelStorei(_gl.UNPACK_FLIP_Y_WEBGL, dstTexture.flipY);
_gl.pixelStorei(_gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL, dstTexture.premultiplyAlpha);
_gl.pixelStorei(_gl.UNPACK_ALIGNMENT, dstTexture.unpackAlignment);
const currentUnpackRowLen = _gl.getParameter(_gl.UNPACK_ROW_LENGTH);
const currentUnpackImageHeight = _gl.getParameter(_gl.UNPACK_IMAGE_HEIGHT);
const currentUnpackSkipPixels = _gl.getParameter(_gl.UNPACK_SKIP_PIXELS);
const currentUnpackSkipRows = _gl.getParameter(_gl.UNPACK_SKIP_ROWS);
const currentUnpackSkipImages = _gl.getParameter(_gl.UNPACK_SKIP_IMAGES);
_gl.pixelStorei(_gl.UNPACK_ROW_LENGTH, image.width);
_gl.pixelStorei(_gl.UNPACK_IMAGE_HEIGHT, image.height);
_gl.pixelStorei(_gl.UNPACK_SKIP_PIXELS, minX);
_gl.pixelStorei(_gl.UNPACK_SKIP_ROWS, minY);
_gl.pixelStorei(_gl.UNPACK_SKIP_IMAGES, minZ);
const isSrc3D = srcTexture.isDataArrayTexture || srcTexture.isData3DTexture;
const isDst3D = dstTexture.isDataArrayTexture || dstTexture.isData3DTexture;
if (srcTexture.isRenderTargetTexture || srcTexture.isDepthTexture) {
const srcTextureProperties = properties.get(srcTexture);
const dstTextureProperties = properties.get(dstTexture);
const srcRenderTargetProperties = properties.get(srcTextureProperties.__renderTarget);
const dstRenderTargetProperties = properties.get(dstTextureProperties.__renderTarget);
state.bindFramebuffer(_gl.READ_FRAMEBUFFER, srcRenderTargetProperties.__webglFramebuffer);
state.bindFramebuffer(_gl.DRAW_FRAMEBUFFER, dstRenderTargetProperties.__webglFramebuffer);
for (let i = 0; i < depth2; i++) {
if (isSrc3D) {
_gl.framebufferTextureLayer(_gl.READ_FRAMEBUFFER, _gl.COLOR_ATTACHMENT0, properties.get(srcTexture).__webglTexture, level, minZ + i);
}
if (srcTexture.isDepthTexture) {
if (isDst3D) {
_gl.framebufferTextureLayer(_gl.DRAW_FRAMEBUFFER, _gl.COLOR_ATTACHMENT0, properties.get(dstTexture).__webglTexture, level, dstZ + i);
}
_gl.blitFramebuffer(minX, minY, width, height, dstX, dstY, width, height, _gl.DEPTH_BUFFER_BIT, _gl.NEAREST);
} else if (isDst3D) {
_gl.copyTexSubImage3D(glTarget, level, dstX, dstY, dstZ + i, minX, minY, width, height);
} else {
_gl.copyTexSubImage2D(glTarget, level, dstX, dstY, dstZ + i, minX, minY, width, height);
}
}
state.bindFramebuffer(_gl.READ_FRAMEBUFFER, null);
state.bindFramebuffer(_gl.DRAW_FRAMEBUFFER, null);
} else {
if (isDst3D) {
if (srcTexture.isDataTexture || srcTexture.isData3DTexture) {
_gl.texSubImage3D(glTarget, level, dstX, dstY, dstZ, width, height, depth2, glFormat, glType, image.data);
} else if (dstTexture.isCompressedArrayTexture) {
_gl.compressedTexSubImage3D(glTarget, level, dstX, dstY, dstZ, width, height, depth2, glFormat, image.data);
} else {
_gl.texSubImage3D(glTarget, level, dstX, dstY, dstZ, width, height, depth2, glFormat, glType, image);
}
} else {
if (srcTexture.isDataTexture) {
_gl.texSubImage2D(_gl.TEXTURE_2D, level, dstX, dstY, width, height, glFormat, glType, image.data);
} else if (srcTexture.isCompressedTexture) {
_gl.compressedTexSubImage2D(_gl.TEXTURE_2D, level, dstX, dstY, image.width, image.height, glFormat, image.data);
} else {
_gl.texSubImage2D(_gl.TEXTURE_2D, level, dstX, dstY, width, height, glFormat, glType, image);
}
}
}
_gl.pixelStorei(_gl.UNPACK_ROW_LENGTH, currentUnpackRowLen);
_gl.pixelStorei(_gl.UNPACK_IMAGE_HEIGHT, currentUnpackImageHeight);
_gl.pixelStorei(_gl.UNPACK_SKIP_PIXELS, currentUnpackSkipPixels);
_gl.pixelStorei(_gl.UNPACK_SKIP_ROWS, currentUnpackSkipRows);
_gl.pixelStorei(_gl.UNPACK_SKIP_IMAGES, currentUnpackSkipImages);
if (level === 0 && dstTexture.generateMipmaps) {
_gl.generateMipmap(glTarget);
}
state.unbindTexture();
};
this.copyTextureToTexture3D = function(srcTexture, dstTexture, srcRegion = null, dstPosition = null, level = 0) {
if (srcTexture.isTexture !== true) {
warnOnce("WebGLRenderer: copyTextureToTexture3D function signature has changed.");
srcRegion = arguments[0] || null;
dstPosition = arguments[1] || null;
srcTexture = arguments[2];
dstTexture = arguments[3];
level = arguments[4] || 0;
}
warnOnce('WebGLRenderer: copyTextureToTexture3D function has been deprecated. Use "copyTextureToTexture" instead.');
return this.copyTextureToTexture(srcTexture, dstTexture, srcRegion, dstPosition, level);
};
this.initRenderTarget = function(target) {
if (properties.get(target).__webglFramebuffer === void 0) {
textures.setupRenderTarget(target);
}
};
this.initTexture = function(texture) {
if (texture.isCubeTexture) {
textures.setTextureCube(texture, 0);
} else if (texture.isData3DTexture) {
textures.setTexture3D(texture, 0);
} else if (texture.isDataArrayTexture || texture.isCompressedArrayTexture) {
textures.setTexture2DArray(texture, 0);
} else {
textures.setTexture2D(texture, 0);
}
state.unbindTexture();
};
this.resetState = function() {
_currentActiveCubeFace = 0;
_currentActiveMipmapLevel = 0;
_currentRenderTarget = null;
state.reset();
bindingStates.reset();
};
if (typeof __THREE_DEVTOOLS__ !== "undefined") {
__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe", { detail: this }));
}
}
get coordinateSystem() {
return WebGLCoordinateSystem;
}
get outputColorSpace() {
return this._outputColorSpace;
}
set outputColorSpace(colorSpace) {
this._outputColorSpace = colorSpace;
const gl = this.getContext();
gl.drawingBufferColorspace = ColorManagement._getDrawingBufferColorSpace(colorSpace);
gl.unpackColorSpace = ColorManagement._getUnpackColorSpace();
}
}
class Scene extends Object3D {
constructor() {
super();
this.isScene = true;
this.type = "Scene";
this.background = null;
this.environment = null;
this.fog = null;
this.backgroundBlurriness = 0;
this.backgroundIntensity = 1;
this.backgroundRotation = new Euler();
this.environmentIntensity = 1;
this.environmentRotation = new Euler();
this.overrideMaterial = null;
if (typeof __THREE_DEVTOOLS__ !== "undefined") {
__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe", { detail: this }));
}
}
copy(source, recursive) {
super.copy(source, recursive);
if (source.background !== null) this.background = source.background.clone();
if (source.environment !== null) this.environment = source.environment.clone();
if (source.fog !== null) this.fog = source.fog.clone();
this.backgroundBlurriness = source.backgroundBlurriness;
this.backgroundIntensity = source.backgroundIntensity;
this.backgroundRotation.copy(source.backgroundRotation);
this.environmentIntensity = source.environmentIntensity;
this.environmentRotation.copy(source.environmentRotation);
if (source.overrideMaterial !== null) this.overrideMaterial = source.overrideMaterial.clone();
this.matrixAutoUpdate = source.matrixAutoUpdate;
return this;
}
toJSON(meta) {
const data = super.toJSON(meta);
if (this.fog !== null) data.object.fog = this.fog.toJSON();
if (this.backgroundBlurriness > 0) data.object.backgroundBlurriness = this.backgroundBlurriness;
if (this.backgroundIntensity !== 1) data.object.backgroundIntensity = this.backgroundIntensity;
data.object.backgroundRotation = this.backgroundRotation.toArray();
if (this.environmentIntensity !== 1) data.object.environmentIntensity = this.environmentIntensity;
data.object.environmentRotation = this.environmentRotation.toArray();
return data;
}
}
class LineBasicMaterial extends Material {
static get type() {
return "LineBasicMaterial";
}
constructor(parameters) {
super();
this.isLineBasicMaterial = true;
this.color = new Color(16777215);
this.map = null;
this.linewidth = 1;
this.linecap = "round";
this.linejoin = "round";
this.fog = true;
this.setValues(parameters);
}
copy(source) {
super.copy(source);
this.color.copy(source.color);
this.map = source.map;
this.linewidth = source.linewidth;
this.linecap = source.linecap;
this.linejoin = source.linejoin;
this.fog = source.fog;
return this;
}
}
const _vStart = /* @__PURE__ */ new Vector3();
const _vEnd = /* @__PURE__ */ new Vector3();
const _inverseMatrix$1 = /* @__PURE__ */ new Matrix4();
const _ray$1 = /* @__PURE__ */ new Ray();
const _sphere$1 = /* @__PURE__ */ new Sphere();
const _intersectPointOnRay = /* @__PURE__ */ new Vector3();
const _intersectPointOnSegment = /* @__PURE__ */ new Vector3();
class Line extends Object3D {
constructor(geometry = new BufferGeometry(), material = new LineBasicMaterial()) {
super();
this.isLine = true;
this.type = "Line";
this.geometry = geometry;
this.material = material;
this.updateMorphTargets();
}
copy(source, recursive) {
super.copy(source, recursive);
this.material = Array.isArray(source.material) ? source.material.slice() : source.material;
this.geometry = source.geometry;
return this;
}
computeLineDistances() {
const geometry = this.geometry;
if (geometry.index === null) {
const positionAttribute = geometry.attributes.position;
const lineDistances = [0];
for (let i = 1, l = positionAttribute.count; i < l; i++) {
_vStart.fromBufferAttribute(positionAttribute, i - 1);
_vEnd.fromBufferAttribute(positionAttribute, i);
lineDistances[i] = lineDistances[i - 1];
lineDistances[i] += _vStart.distanceTo(_vEnd);
}
geometry.setAttribute("lineDistance", new Float32BufferAttribute(lineDistances, 1));
} else {
console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");
}
return this;
}
raycast(raycaster, intersects) {
const geometry = this.geometry;
const matrixWorld = this.matrixWorld;
const threshold = raycaster.params.Line.threshold;
const drawRange = geometry.drawRange;
if (geometry.boundingSphere === null) geometry.computeBoundingSphere();
_sphere$1.copy(geometry.boundingSphere);
_sphere$1.applyMatrix4(matrixWorld);
_sphere$1.radius += threshold;
if (raycaster.ray.intersectsSphere(_sphere$1) === false) return;
_inverseMatrix$1.copy(matrixWorld).invert();
_ray$1.copy(raycaster.ray).applyMatrix4(_inverseMatrix$1);
const localThreshold = threshold / ((this.scale.x + this.scale.y + this.scale.z) / 3);
const localThresholdSq = localThreshold * localThreshold;
const step = this.isLineSegments ? 2 : 1;
const index = geometry.index;
const attributes = geometry.attributes;
const positionAttribute = attributes.position;
if (index !== null) {
const start = Math.max(0, drawRange.start);
const end = Math.min(index.count, drawRange.start + drawRange.count);
for (let i = start, l = end - 1; i < l; i += step) {
const a = index.getX(i);
const b = index.getX(i + 1);
const intersect2 = checkIntersection(this, raycaster, _ray$1, localThresholdSq, a, b);
if (intersect2) {
intersects.push(intersect2);
}
}
if (this.isLineLoop) {
const a = index.getX(end - 1);
const b = index.getX(start);
const intersect2 = checkIntersection(this, raycaster, _ray$1, localThresholdSq, a, b);
if (intersect2) {
intersects.push(intersect2);
}
}
} else {
const start = Math.max(0, drawRange.start);
const end = Math.min(positionAttribute.count, drawRange.start + drawRange.count);
for (let i = start, l = end - 1; i < l; i += step) {
const intersect2 = checkIntersection(this, raycaster, _ray$1, localThresholdSq, i, i + 1);
if (intersect2) {
intersects.push(intersect2);
}
}
if (this.isLineLoop) {
const intersect2 = checkIntersection(this, raycaster, _ray$1, localThresholdSq, end - 1, start);
if (intersect2) {
intersects.push(intersect2);
}
}
}
}
updateMorphTargets() {
const geometry = this.geometry;
const morphAttributes = geometry.morphAttributes;
const keys = Object.keys(morphAttributes);
if (keys.length > 0) {
const morphAttribute = morphAttributes[keys[0]];
if (morphAttribute !== void 0) {
this.morphTargetInfluences = [];
this.morphTargetDictionary = {};
for (let m = 0, ml = morphAttribute.length; m < ml; m++) {
const name = morphAttribute[m].name || String(m);
this.morphTargetInfluences.push(0);
this.morphTargetDictionary[name] = m;
}
}
}
}
}
function checkIntersection(object, raycaster, ray, thresholdSq, a, b) {
const positionAttribute = object.geometry.attributes.position;
_vStart.fromBufferAttribute(positionAttribute, a);
_vEnd.fromBufferAttribute(positionAttribute, b);
const distSq = ray.distanceSqToSegment(_vStart, _vEnd, _intersectPointOnRay, _intersectPointOnSegment);
if (distSq > thresholdSq) return;
_intersectPointOnRay.applyMatrix4(object.matrixWorld);
const distance = raycaster.ray.origin.distanceTo(_intersectPointOnRay);
if (distance < raycaster.near || distance > raycaster.far) return;
return {
distance,
// What do we want? intersection point on the ray or on the segment??
// point: raycaster.ray.at( distance ),
point: _intersectPointOnSegment.clone().applyMatrix4(object.matrixWorld),
index: a,
face: null,
faceIndex: null,
barycoord: null,
object
};
}
const _start = /* @__PURE__ */ new Vector3();
const _end = /* @__PURE__ */ new Vector3();
class LineSegments extends Line {
constructor(geometry, material) {
super(geometry, material);
this.isLineSegments = true;
this.type = "LineSegments";
}
computeLineDistances() {
const geometry = this.geometry;
if (geometry.index === null) {
const positionAttribute = geometry.attributes.position;
const lineDistances = [];
for (let i = 0, l = positionAttribute.count; i < l; i += 2) {
_start.fromBufferAttribute(positionAttribute, i);
_end.fromBufferAttribute(positionAttribute, i + 1);
lineDistances[i] = i === 0 ? 0 : lineDistances[i - 1];
lineDistances[i + 1] = lineDistances[i] + _start.distanceTo(_end);
}
geometry.setAttribute("lineDistance", new Float32BufferAttribute(lineDistances, 1));
} else {
console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");
}
return this;
}
}
class Curve {
constructor() {
this.type = "Curve";
this.arcLengthDivisions = 200;
}
// Virtual base class method to overwrite and implement in subclasses
// - t [0 .. 1]
getPoint() {
console.warn("THREE.Curve: .getPoint() not implemented.");
return null;
}
// Get point at relative position in curve according to arc length
// - u [0 .. 1]
getPointAt(u, optionalTarget) {
const t = this.getUtoTmapping(u);
return this.getPoint(t, optionalTarget);
}
// Get sequence of points using getPoint( t )
getPoints(divisions = 5) {
const points = [];
for (let d = 0; d <= divisions; d++) {
points.push(this.getPoint(d / divisions));
}
return points;
}
// Get sequence of points using getPointAt( u )
getSpacedPoints(divisions = 5) {
const points = [];
for (let d = 0; d <= divisions; d++) {
points.push(this.getPointAt(d / divisions));
}
return points;
}
// Get total curve arc length
getLength() {
const lengths = this.getLengths();
return lengths[lengths.length - 1];
}
// Get list of cumulative segment lengths
getLengths(divisions = this.arcLengthDivisions) {
if (this.cacheArcLengths && this.cacheArcLengths.length === divisions + 1 && !this.needsUpdate) {
return this.cacheArcLengths;
}
this.needsUpdate = false;
const cache = [];
let current, last = this.getPoint(0);
let sum = 0;
cache.push(0);
for (let p = 1; p <= divisions; p++) {
current = this.getPoint(p / divisions);
sum += current.distanceTo(last);
cache.push(sum);
last = current;
}
this.cacheArcLengths = cache;
return cache;
}
updateArcLengths() {
this.needsUpdate = true;
this.getLengths();
}
// Given u ( 0 .. 1 ), get a t to find p. This gives you points which are equidistant
getUtoTmapping(u, distance) {
const arcLengths = this.getLengths();
let i = 0;
const il = arcLengths.length;
let targetArcLength;
if (distance) {
targetArcLength = distance;
} else {
targetArcLength = u * arcLengths[il - 1];
}
let low = 0, high = il - 1, comparison;
while (low <= high) {
i = Math.floor(low + (high - low) / 2);
comparison = arcLengths[i] - targetArcLength;
if (comparison < 0) {
low = i + 1;
} else if (comparison > 0) {
high = i - 1;
} else {
high = i;
break;
}
}
i = high;
if (arcLengths[i] === targetArcLength) {
return i / (il - 1);
}
const lengthBefore = arcLengths[i];
const lengthAfter = arcLengths[i + 1];
const segmentLength = lengthAfter - lengthBefore;
const segmentFraction = (targetArcLength - lengthBefore) / segmentLength;
const t = (i + segmentFraction) / (il - 1);
return t;
}
// Returns a unit vector tangent at t
// In case any sub curve does not implement its tangent derivation,
// 2 points a small delta apart will be used to find its gradient
// which seems to give a reasonable approximation
getTangent(t, optionalTarget) {
const delta = 1e-4;
let t1 = t - delta;
let t2 = t + delta;
if (t1 < 0) t1 = 0;
if (t2 > 1) t2 = 1;
const pt1 = this.getPoint(t1);
const pt2 = this.getPoint(t2);
const tangent = optionalTarget || (pt1.isVector2 ? new Vector2() : new Vector3());
tangent.copy(pt2).sub(pt1).normalize();
return tangent;
}
getTangentAt(u, optionalTarget) {
const t = this.getUtoTmapping(u);
return this.getTangent(t, optionalTarget);
}
computeFrenetFrames(segments, closed) {
const normal = new Vector3();
const tangents = [];
const normals = [];
const binormals = [];
const vec = new Vector3();
const mat = new Matrix4();
for (let i = 0; i <= segments; i++) {
const u = i / segments;
tangents[i] = this.getTangentAt(u, new Vector3());
}
normals[0] = new Vector3();
binormals[0] = new Vector3();
let min = Number.MAX_VALUE;
const tx = Math.abs(tangents[0].x);
const ty = Math.abs(tangents[0].y);
const tz = Math.abs(tangents[0].z);
if (tx <= min) {
min = tx;
normal.set(1, 0, 0);
}
if (ty <= min) {
min = ty;
normal.set(0, 1, 0);
}
if (tz <= min) {
normal.set(0, 0, 1);
}
vec.crossVectors(tangents[0], normal).normalize();
normals[0].crossVectors(tangents[0], vec);
binormals[0].crossVectors(tangents[0], normals[0]);
for (let i = 1; i <= segments; i++) {
normals[i] = normals[i - 1].clone();
binormals[i] = binormals[i - 1].clone();
vec.crossVectors(tangents[i - 1], tangents[i]);
if (vec.length() > Number.EPSILON) {
vec.normalize();
const theta = Math.acos(clamp(tangents[i - 1].dot(tangents[i]), -1, 1));
normals[i].applyMatrix4(mat.makeRotationAxis(vec, theta));
}
binormals[i].crossVectors(tangents[i], normals[i]);
}
if (closed === true) {
let theta = Math.acos(clamp(normals[0].dot(normals[segments]), -1, 1));
theta /= segments;
if (tangents[0].dot(vec.crossVectors(normals[0], normals[segments])) > 0) {
theta = -theta;
}
for (let i = 1; i <= segments; i++) {
normals[i].applyMatrix4(mat.makeRotationAxis(tangents[i], theta * i));
binormals[i].crossVectors(tangents[i], normals[i]);
}
}
return {
tangents,
normals,
binormals
};
}
clone() {
return new this.constructor().copy(this);
}
copy(source) {
this.arcLengthDivisions = source.arcLengthDivisions;
return this;
}
toJSON() {
const data = {
metadata: {
version: 4.6,
type: "Curve",
generator: "Curve.toJSON"
}
};
data.arcLengthDivisions = this.arcLengthDivisions;
data.type = this.type;
return data;
}
fromJSON(json) {
this.arcLengthDivisions = json.arcLengthDivisions;
return this;
}
}
class EllipseCurve extends Curve {
constructor(aX = 0, aY = 0, xRadius = 1, yRadius = 1, aStartAngle = 0, aEndAngle = Math.PI * 2, aClockwise = false, aRotation = 0) {
super();
this.isEllipseCurve = true;
this.type = "EllipseCurve";
this.aX = aX;
this.aY = aY;
this.xRadius = xRadius;
this.yRadius = yRadius;
this.aStartAngle = aStartAngle;
this.aEndAngle = aEndAngle;
this.aClockwise = aClockwise;
this.aRotation = aRotation;
}
getPoint(t, optionalTarget = new Vector2()) {
const point = optionalTarget;
const twoPi = Math.PI * 2;
let deltaAngle = this.aEndAngle - this.aStartAngle;
const samePoints = Math.abs(deltaAngle) < Number.EPSILON;
while (deltaAngle < 0) deltaAngle += twoPi;
while (deltaAngle > twoPi) deltaAngle -= twoPi;
if (deltaAngle < Number.EPSILON) {
if (samePoints) {
deltaAngle = 0;
} else {
deltaAngle = twoPi;
}
}
if (this.aClockwise === true && !samePoints) {
if (deltaAngle === twoPi) {
deltaAngle = -twoPi;
} else {
deltaAngle = deltaAngle - twoPi;
}
}
const angle = this.aStartAngle + t * deltaAngle;
let x = this.aX + this.xRadius * Math.cos(angle);
let y = this.aY + this.yRadius * Math.sin(angle);
if (this.aRotation !== 0) {
const cos = Math.cos(this.aRotation);
const sin = Math.sin(this.aRotation);
const tx = x - this.aX;
const ty = y - this.aY;
x = tx * cos - ty * sin + this.aX;
y = tx * sin + ty * cos + this.aY;
}
return point.set(x, y);
}
copy(source) {
super.copy(source);
this.aX = source.aX;
this.aY = source.aY;
this.xRadius = source.xRadius;
this.yRadius = source.yRadius;
this.aStartAngle = source.aStartAngle;
this.aEndAngle = source.aEndAngle;
this.aClockwise = source.aClockwise;
this.aRotation = source.aRotation;
return this;
}
toJSON() {
const data = super.toJSON();
data.aX = this.aX;
data.aY = this.aY;
data.xRadius = this.xRadius;
data.yRadius = this.yRadius;
data.aStartAngle = this.aStartAngle;
data.aEndAngle = this.aEndAngle;
data.aClockwise = this.aClockwise;
data.aRotation = this.aRotation;
return data;
}
fromJSON(json) {
super.fromJSON(json);
this.aX = json.aX;
this.aY = json.aY;
this.xRadius = json.xRadius;
this.yRadius = json.yRadius;
this.aStartAngle = json.aStartAngle;
this.aEndAngle = json.aEndAngle;
this.aClockwise = json.aClockwise;
this.aRotation = json.aRotation;
return this;
}
}
class ArcCurve extends EllipseCurve {
constructor(aX, aY, aRadius, aStartAngle, aEndAngle, aClockwise) {
super(aX, aY, aRadius, aRadius, aStartAngle, aEndAngle, aClockwise);
this.isArcCurve = true;
this.type = "ArcCurve";
}
}
function CubicPoly() {
let c0 = 0, c1 = 0, c2 = 0, c3 = 0;
function init(x0, x1, t0, t1) {
c0 = x0;
c1 = t0;
c2 = -3 * x0 + 3 * x1 - 2 * t0 - t1;
c3 = 2 * x0 - 2 * x1 + t0 + t1;
}
return {
initCatmullRom: function(x0, x1, x2, x3, tension) {
init(x1, x2, tension * (x2 - x0), tension * (x3 - x1));
},
initNonuniformCatmullRom: function(x0, x1, x2, x3, dt0, dt1, dt2) {
let t1 = (x1 - x0) / dt0 - (x2 - x0) / (dt0 + dt1) + (x2 - x1) / dt1;
let t2 = (x2 - x1) / dt1 - (x3 - x1) / (dt1 + dt2) + (x3 - x2) / dt2;
t1 *= dt1;
t2 *= dt1;
init(x1, x2, t1, t2);
},
calc: function(t) {
const t2 = t * t;
const t3 = t2 * t;
return c0 + c1 * t + c2 * t2 + c3 * t3;
}
};
}
const tmp = /* @__PURE__ */ new Vector3();
const px = /* @__PURE__ */ new CubicPoly();
const py = /* @__PURE__ */ new CubicPoly();
const pz = /* @__PURE__ */ new CubicPoly();
class CatmullRomCurve3 extends Curve {
constructor(points = [], closed = false, curveType = "centripetal", tension = 0.5) {
super();
this.isCatmullRomCurve3 = true;
this.type = "CatmullRomCurve3";
this.points = points;
this.closed = closed;
this.curveType = curveType;
this.tension = tension;
}
getPoint(t, optionalTarget = new Vector3()) {
const point = optionalTarget;
const points = this.points;
const l = points.length;
const p = (l - (this.closed ? 0 : 1)) * t;
let intPoint = Math.floor(p);
let weight = p - intPoint;
if (this.closed) {
intPoint += intPoint > 0 ? 0 : (Math.floor(Math.abs(intPoint) / l) + 1) * l;
} else if (weight === 0 && intPoint === l - 1) {
intPoint = l - 2;
weight = 1;
}
let p0, p3;
if (this.closed || intPoint > 0) {
p0 = points[(intPoint - 1) % l];
} else {
tmp.subVectors(points[0], points[1]).add(points[0]);
p0 = tmp;
}
const p1 = points[intPoint % l];
const p2 = points[(intPoint + 1) % l];
if (this.closed || intPoint + 2 < l) {
p3 = points[(intPoint + 2) % l];
} else {
tmp.subVectors(points[l - 1], points[l - 2]).add(points[l - 1]);
p3 = tmp;
}
if (this.curveType === "centripetal" || this.curveType === "chordal") {
const pow = this.curveType === "chordal" ? 0.5 : 0.25;
let dt0 = Math.pow(p0.distanceToSquared(p1), pow);
let dt1 = Math.pow(p1.distanceToSquared(p2), pow);
let dt2 = Math.pow(p2.distanceToSquared(p3), pow);
if (dt1 < 1e-4) dt1 = 1;
if (dt0 < 1e-4) dt0 = dt1;
if (dt2 < 1e-4) dt2 = dt1;
px.initNonuniformCatmullRom(p0.x, p1.x, p2.x, p3.x, dt0, dt1, dt2);
py.initNonuniformCatmullRom(p0.y, p1.y, p2.y, p3.y, dt0, dt1, dt2);
pz.initNonuniformCatmullRom(p0.z, p1.z, p2.z, p3.z, dt0, dt1, dt2);
} else if (this.curveType === "catmullrom") {
px.initCatmullRom(p0.x, p1.x, p2.x, p3.x, this.tension);
py.initCatmullRom(p0.y, p1.y, p2.y, p3.y, this.tension);
pz.initCatmullRom(p0.z, p1.z, p2.z, p3.z, this.tension);
}
point.set(
px.calc(weight),
py.calc(weight),
pz.calc(weight)
);
return point;
}
copy(source) {
super.copy(source);
this.points = [];
for (let i = 0, l = source.points.length; i < l; i++) {
const point = source.points[i];
this.points.push(point.clone());
}
this.closed = source.closed;
this.curveType = source.curveType;
this.tension = source.tension;
return this;
}
toJSON() {
const data = super.toJSON();
data.points = [];
for (let i = 0, l = this.points.length; i < l; i++) {
const point = this.points[i];
data.points.push(point.toArray());
}
data.closed = this.closed;
data.curveType = this.curveType;
data.tension = this.tension;
return data;
}
fromJSON(json) {
super.fromJSON(json);
this.points = [];
for (let i = 0, l = json.points.length; i < l; i++) {
const point = json.points[i];
this.points.push(new Vector3().fromArray(point));
}
this.closed = json.closed;
this.curveType = json.curveType;
this.tension = json.tension;
return this;
}
}
function CatmullRom(t, p0, p1, p2, p3) {
const v0 = (p2 - p0) * 0.5;
const v1 = (p3 - p1) * 0.5;
const t2 = t * t;
const t3 = t * t2;
return (2 * p1 - 2 * p2 + v0 + v1) * t3 + (-3 * p1 + 3 * p2 - 2 * v0 - v1) * t2 + v0 * t + p1;
}
function QuadraticBezierP0(t, p) {
const k = 1 - t;
return k * k * p;
}
function QuadraticBezierP1(t, p) {
return 2 * (1 - t) * t * p;
}
function QuadraticBezierP2(t, p) {
return t * t * p;
}
function QuadraticBezier(t, p0, p1, p2) {
return QuadraticBezierP0(t, p0) + QuadraticBezierP1(t, p1) + QuadraticBezierP2(t, p2);
}
function CubicBezierP0(t, p) {
const k = 1 - t;
return k * k * k * p;
}
function CubicBezierP1(t, p) {
const k = 1 - t;
return 3 * k * k * t * p;
}
function CubicBezierP2(t, p) {
return 3 * (1 - t) * t * t * p;
}
function CubicBezierP3(t, p) {
return t * t * t * p;
}
function CubicBezier(t, p0, p1, p2, p3) {
return CubicBezierP0(t, p0) + CubicBezierP1(t, p1) + CubicBezierP2(t, p2) + CubicBezierP3(t, p3);
}
class CubicBezierCurve extends Curve {
constructor(v0 = new Vector2(), v1 = new Vector2(), v2 = new Vector2(), v3 = new Vector2()) {
super();
this.isCubicBezierCurve = true;
this.type = "CubicBezierCurve";
this.v0 = v0;
this.v1 = v1;
this.v2 = v2;
this.v3 = v3;
}
getPoint(t, optionalTarget = new Vector2()) {
const point = optionalTarget;
const v0 = this.v0, v1 = this.v1, v2 = this.v2, v3 = this.v3;
point.set(
CubicBezier(t, v0.x, v1.x, v2.x, v3.x),
CubicBezier(t, v0.y, v1.y, v2.y, v3.y)
);
return point;
}
copy(source) {
super.copy(source);
this.v0.copy(source.v0);
this.v1.copy(source.v1);
this.v2.copy(source.v2);
this.v3.copy(source.v3);
return this;
}
toJSON() {
const data = super.toJSON();
data.v0 = this.v0.toArray();
data.v1 = this.v1.toArray();
data.v2 = this.v2.toArray();
data.v3 = this.v3.toArray();
return data;
}
fromJSON(json) {
super.fromJSON(json);
this.v0.fromArray(json.v0);
this.v1.fromArray(json.v1);
this.v2.fromArray(json.v2);
this.v3.fromArray(json.v3);
return this;
}
}
class CubicBezierCurve3 extends Curve {
constructor(v0 = new Vector3(), v1 = new Vector3(), v2 = new Vector3(), v3 = new Vector3()) {
super();
this.isCubicBezierCurve3 = true;
this.type = "CubicBezierCurve3";
this.v0 = v0;
this.v1 = v1;
this.v2 = v2;
this.v3 = v3;
}
getPoint(t, optionalTarget = new Vector3()) {
const point = optionalTarget;
const v0 = this.v0, v1 = this.v1, v2 = this.v2, v3 = this.v3;
point.set(
CubicBezier(t, v0.x, v1.x, v2.x, v3.x),
CubicBezier(t, v0.y, v1.y, v2.y, v3.y),
CubicBezier(t, v0.z, v1.z, v2.z, v3.z)
);
return point;
}
copy(source) {
super.copy(source);
this.v0.copy(source.v0);
this.v1.copy(source.v1);
this.v2.copy(source.v2);
this.v3.copy(source.v3);
return this;
}
toJSON() {
const data = super.toJSON();
data.v0 = this.v0.toArray();
data.v1 = this.v1.toArray();
data.v2 = this.v2.toArray();
data.v3 = this.v3.toArray();
return data;
}
fromJSON(json) {
super.fromJSON(json);
this.v0.fromArray(json.v0);
this.v1.fromArray(json.v1);
this.v2.fromArray(json.v2);
this.v3.fromArray(json.v3);
return this;
}
}
class LineCurve extends Curve {
constructor(v1 = new Vector2(), v2 = new Vector2()) {
super();
this.isLineCurve = true;
this.type = "LineCurve";
this.v1 = v1;
this.v2 = v2;
}
getPoint(t, optionalTarget = new Vector2()) {
const point = optionalTarget;
if (t === 1) {
point.copy(this.v2);
} else {
point.copy(this.v2).sub(this.v1);
point.multiplyScalar(t).add(this.v1);
}
return point;
}
// Line curve is linear, so we can overwrite default getPointAt
getPointAt(u, optionalTarget) {
return this.getPoint(u, optionalTarget);
}
getTangent(t, optionalTarget = new Vector2()) {
return optionalTarget.subVectors(this.v2, this.v1).normalize();
}
getTangentAt(u, optionalTarget) {
return this.getTangent(u, optionalTarget);
}
copy(source) {
super.copy(source);
this.v1.copy(source.v1);
this.v2.copy(source.v2);
return this;
}
toJSON() {
const data = super.toJSON();
data.v1 = this.v1.toArray();
data.v2 = this.v2.toArray();
return data;
}
fromJSON(json) {
super.fromJSON(json);
this.v1.fromArray(json.v1);
this.v2.fromArray(json.v2);
return this;
}
}
class LineCurve3 extends Curve {
constructor(v1 = new Vector3(), v2 = new Vector3()) {
super();
this.isLineCurve3 = true;
this.type = "LineCurve3";
this.v1 = v1;
this.v2 = v2;
}
getPoint(t, optionalTarget = new Vector3()) {
const point = optionalTarget;
if (t === 1) {
point.copy(this.v2);
} else {
point.copy(this.v2).sub(this.v1);
point.multiplyScalar(t).add(this.v1);
}
return point;
}
// Line curve is linear, so we can overwrite default getPointAt
getPointAt(u, optionalTarget) {
return this.getPoint(u, optionalTarget);
}
getTangent(t, optionalTarget = new Vector3()) {
return optionalTarget.subVectors(this.v2, this.v1).normalize();
}
getTangentAt(u, optionalTarget) {
return this.getTangent(u, optionalTarget);
}
copy(source) {
super.copy(source);
this.v1.copy(source.v1);
this.v2.copy(source.v2);
return this;
}
toJSON() {
const data = super.toJSON();
data.v1 = this.v1.toArray();
data.v2 = this.v2.toArray();
return data;
}
fromJSON(json) {
super.fromJSON(json);
this.v1.fromArray(json.v1);
this.v2.fromArray(json.v2);
return this;
}
}
class QuadraticBezierCurve extends Curve {
constructor(v0 = new Vector2(), v1 = new Vector2(), v2 = new Vector2()) {
super();
this.isQuadraticBezierCurve = true;
this.type = "QuadraticBezierCurve";
this.v0 = v0;
this.v1 = v1;
this.v2 = v2;
}
getPoint(t, optionalTarget = new Vector2()) {
const point = optionalTarget;
const v0 = this.v0, v1 = this.v1, v2 = this.v2;
point.set(
QuadraticBezier(t, v0.x, v1.x, v2.x),
QuadraticBezier(t, v0.y, v1.y, v2.y)
);
return point;
}
copy(source) {
super.copy(source);
this.v0.copy(source.v0);
this.v1.copy(source.v1);
this.v2.copy(source.v2);
return this;
}
toJSON() {
const data = super.toJSON();
data.v0 = this.v0.toArray();
data.v1 = this.v1.toArray();
data.v2 = this.v2.toArray();
return data;
}
fromJSON(json) {
super.fromJSON(json);
this.v0.fromArray(json.v0);
this.v1.fromArray(json.v1);
this.v2.fromArray(json.v2);
return this;
}
}
class QuadraticBezierCurve3 extends Curve {
constructor(v0 = new Vector3(), v1 = new Vector3(), v2 = new Vector3()) {
super();
this.isQuadraticBezierCurve3 = true;
this.type = "QuadraticBezierCurve3";
this.v0 = v0;
this.v1 = v1;
this.v2 = v2;
}
getPoint(t, optionalTarget = new Vector3()) {
const point = optionalTarget;
const v0 = this.v0, v1 = this.v1, v2 = this.v2;
point.set(
QuadraticBezier(t, v0.x, v1.x, v2.x),
QuadraticBezier(t, v0.y, v1.y, v2.y),
QuadraticBezier(t, v0.z, v1.z, v2.z)
);
return point;
}
copy(source) {
super.copy(source);
this.v0.copy(source.v0);
this.v1.copy(source.v1);
this.v2.copy(source.v2);
return this;
}
toJSON() {
const data = super.toJSON();
data.v0 = this.v0.toArray();
data.v1 = this.v1.toArray();
data.v2 = this.v2.toArray();
return data;
}
fromJSON(json) {
super.fromJSON(json);
this.v0.fromArray(json.v0);
this.v1.fromArray(json.v1);
this.v2.fromArray(json.v2);
return this;
}
}
class SplineCurve extends Curve {
constructor(points = []) {
super();
this.isSplineCurve = true;
this.type = "SplineCurve";
this.points = points;
}
getPoint(t, optionalTarget = new Vector2()) {
const point = optionalTarget;
const points = this.points;
const p = (points.length - 1) * t;
const intPoint = Math.floor(p);
const weight = p - intPoint;
const p0 = points[intPoint === 0 ? intPoint : intPoint - 1];
const p1 = points[intPoint];
const p2 = points[intPoint > points.length - 2 ? points.length - 1 : intPoint + 1];
const p3 = points[intPoint > points.length - 3 ? points.length - 1 : intPoint + 2];
point.set(
CatmullRom(weight, p0.x, p1.x, p2.x, p3.x),
CatmullRom(weight, p0.y, p1.y, p2.y, p3.y)
);
return point;
}
copy(source) {
super.copy(source);
this.points = [];
for (let i = 0, l = source.points.length; i < l; i++) {
const point = source.points[i];
this.points.push(point.clone());
}
return this;
}
toJSON() {
const data = super.toJSON();
data.points = [];
for (let i = 0, l = this.points.length; i < l; i++) {
const point = this.points[i];
data.points.push(point.toArray());
}
return data;
}
fromJSON(json) {
super.fromJSON(json);
this.points = [];
for (let i = 0, l = json.points.length; i < l; i++) {
const point = json.points[i];
this.points.push(new Vector2().fromArray(point));
}
return this;
}
}
var Curves = /* @__PURE__ */ Object.freeze({
__proto__: null,
ArcCurve,
CatmullRomCurve3,
CubicBezierCurve,
CubicBezierCurve3,
EllipseCurve,
LineCurve,
LineCurve3,
QuadraticBezierCurve,
QuadraticBezierCurve3,
SplineCurve
});
class CylinderGeometry extends BufferGeometry {
constructor(radiusTop = 1, radiusBottom = 1, height = 1, radialSegments = 32, heightSegments = 1, openEnded = false, thetaStart = 0, thetaLength = Math.PI * 2) {
super();
this.type = "CylinderGeometry";
this.parameters = {
radiusTop,
radiusBottom,
height,
radialSegments,
heightSegments,
openEnded,
thetaStart,
thetaLength
};
const scope = this;
radialSegments = Math.floor(radialSegments);
heightSegments = Math.floor(heightSegments);
const indices = [];
const vertices = [];
const normals = [];
const uvs = [];
let index = 0;
const indexArray = [];
const halfHeight = height / 2;
let groupStart = 0;
generateTorso();
if (openEnded === false) {
if (radiusTop > 0) generateCap(true);
if (radiusBottom > 0) generateCap(false);
}
this.setIndex(indices);
this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
this.setAttribute("normal", new Float32BufferAttribute(normals, 3));
this.setAttribute("uv", new Float32BufferAttribute(uvs, 2));
function generateTorso() {
const normal = new Vector3();
const vertex2 = new Vector3();
let groupCount = 0;
const slope = (radiusBottom - radiusTop) / height;
for (let y = 0; y <= heightSegments; y++) {
const indexRow = [];
const v = y / heightSegments;
const radius = v * (radiusBottom - radiusTop) + radiusTop;
for (let x = 0; x <= radialSegments; x++) {
const u = x / radialSegments;
const theta = u * thetaLength + thetaStart;
const sinTheta = Math.sin(theta);
const cosTheta = Math.cos(theta);
vertex2.x = radius * sinTheta;
vertex2.y = -v * height + halfHeight;
vertex2.z = radius * cosTheta;
vertices.push(vertex2.x, vertex2.y, vertex2.z);
normal.set(sinTheta, slope, cosTheta).normalize();
normals.push(normal.x, normal.y, normal.z);
uvs.push(u, 1 - v);
indexRow.push(index++);
}
indexArray.push(indexRow);
}
for (let x = 0; x < radialSegments; x++) {
for (let y = 0; y < heightSegments; y++) {
const a = indexArray[y][x];
const b = indexArray[y + 1][x];
const c = indexArray[y + 1][x + 1];
const d = indexArray[y][x + 1];
if (radiusTop > 0 || y !== 0) {
indices.push(a, b, d);
groupCount += 3;
}
if (radiusBottom > 0 || y !== heightSegments - 1) {
indices.push(b, c, d);
groupCount += 3;
}
}
}
scope.addGroup(groupStart, groupCount, 0);
groupStart += groupCount;
}
function generateCap(top) {
const centerIndexStart = index;
const uv = new Vector2();
const vertex2 = new Vector3();
let groupCount = 0;
const radius = top === true ? radiusTop : radiusBottom;
const sign = top === true ? 1 : -1;
for (let x = 1; x <= radialSegments; x++) {
vertices.push(0, halfHeight * sign, 0);
normals.push(0, sign, 0);
uvs.push(0.5, 0.5);
index++;
}
const centerIndexEnd = index;
for (let x = 0; x <= radialSegments; x++) {
const u = x / radialSegments;
const theta = u * thetaLength + thetaStart;
const cosTheta = Math.cos(theta);
const sinTheta = Math.sin(theta);
vertex2.x = radius * sinTheta;
vertex2.y = halfHeight * sign;
vertex2.z = radius * cosTheta;
vertices.push(vertex2.x, vertex2.y, vertex2.z);
normals.push(0, sign, 0);
uv.x = cosTheta * 0.5 + 0.5;
uv.y = sinTheta * 0.5 * sign + 0.5;
uvs.push(uv.x, uv.y);
index++;
}
for (let x = 0; x < radialSegments; x++) {
const c = centerIndexStart + x;
const i = centerIndexEnd + x;
if (top === true) {
indices.push(i, i + 1, c);
} else {
indices.push(i + 1, i, c);
}
groupCount += 3;
}
scope.addGroup(groupStart, groupCount, top === true ? 1 : 2);
groupStart += groupCount;
}
}
copy(source) {
super.copy(source);
this.parameters = Object.assign({}, source.parameters);
return this;
}
static fromJSON(data) {
return new CylinderGeometry(data.radiusTop, data.radiusBottom, data.height, data.radialSegments, data.heightSegments, data.openEnded, data.thetaStart, data.thetaLength);
}
}
class ConeGeometry extends CylinderGeometry {
constructor(radius = 1, height = 1, radialSegments = 32, heightSegments = 1, openEnded = false, thetaStart = 0, thetaLength = Math.PI * 2) {
super(0, radius, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength);
this.type = "ConeGeometry";
this.parameters = {
radius,
height,
radialSegments,
heightSegments,
openEnded,
thetaStart,
thetaLength
};
}
static fromJSON(data) {
return new ConeGeometry(data.radius, data.height, data.radialSegments, data.heightSegments, data.openEnded, data.thetaStart, data.thetaLength);
}
}
const _v0 = /* @__PURE__ */ new Vector3();
const _v1$1 = /* @__PURE__ */ new Vector3();
const _normal = /* @__PURE__ */ new Vector3();
const _triangle = /* @__PURE__ */ new Triangle();
class EdgesGeometry extends BufferGeometry {
constructor(geometry = null, thresholdAngle = 1) {
super();
this.type = "EdgesGeometry";
this.parameters = {
geometry,
thresholdAngle
};
if (geometry !== null) {
const precisionPoints = 4;
const precision = Math.pow(10, precisionPoints);
const thresholdDot = Math.cos(DEG2RAD * thresholdAngle);
const indexAttr = geometry.getIndex();
const positionAttr = geometry.getAttribute("position");
const indexCount = indexAttr ? indexAttr.count : positionAttr.count;
const indexArr = [0, 0, 0];
const vertKeys = ["a", "b", "c"];
const hashes = new Array(3);
const edgeData = {};
const vertices = [];
for (let i = 0; i < indexCount; i += 3) {
if (indexAttr) {
indexArr[0] = indexAttr.getX(i);
indexArr[1] = indexAttr.getX(i + 1);
indexArr[2] = indexAttr.getX(i + 2);
} else {
indexArr[0] = i;
indexArr[1] = i + 1;
indexArr[2] = i + 2;
}
const { a, b, c } = _triangle;
a.fromBufferAttribute(positionAttr, indexArr[0]);
b.fromBufferAttribute(positionAttr, indexArr[1]);
c.fromBufferAttribute(positionAttr, indexArr[2]);
_triangle.getNormal(_normal);
hashes[0] = `${Math.round(a.x * precision)},${Math.round(a.y * precision)},${Math.round(a.z * precision)}`;
hashes[1] = `${Math.round(b.x * precision)},${Math.round(b.y * precision)},${Math.round(b.z * precision)}`;
hashes[2] = `${Math.round(c.x * precision)},${Math.round(c.y * precision)},${Math.round(c.z * precision)}`;
if (hashes[0] === hashes[1] || hashes[1] === hashes[2] || hashes[2] === hashes[0]) {
continue;
}
for (let j = 0; j < 3; j++) {
const jNext = (j + 1) % 3;
const vecHash0 = hashes[j];
const vecHash1 = hashes[jNext];
const v0 = _triangle[vertKeys[j]];
const v1 = _triangle[vertKeys[jNext]];
const hash = `${vecHash0}_${vecHash1}`;
const reverseHash = `${vecHash1}_${vecHash0}`;
if (reverseHash in edgeData && edgeData[reverseHash]) {
if (_normal.dot(edgeData[reverseHash].normal) <= thresholdDot) {
vertices.push(v0.x, v0.y, v0.z);
vertices.push(v1.x, v1.y, v1.z);
}
edgeData[reverseHash] = null;
} else if (!(hash in edgeData)) {
edgeData[hash] = {
index0: indexArr[j],
index1: indexArr[jNext],
normal: _normal.clone()
};
}
}
}
for (const key in edgeData) {
if (edgeData[key]) {
const { index0, index1 } = edgeData[key];
_v0.fromBufferAttribute(positionAttr, index0);
_v1$1.fromBufferAttribute(positionAttr, index1);
vertices.push(_v0.x, _v0.y, _v0.z);
vertices.push(_v1$1.x, _v1$1.y, _v1$1.z);
}
}
this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
}
}
copy(source) {
super.copy(source);
this.parameters = Object.assign({}, source.parameters);
return this;
}
}
class RingGeometry extends BufferGeometry {
constructor(innerRadius = 0.5, outerRadius = 1, thetaSegments = 32, phiSegments = 1, thetaStart = 0, thetaLength = Math.PI * 2) {
super();
this.type = "RingGeometry";
this.parameters = {
innerRadius,
outerRadius,
thetaSegments,
phiSegments,
thetaStart,
thetaLength
};
thetaSegments = Math.max(3, thetaSegments);
phiSegments = Math.max(1, phiSegments);
const indices = [];
const vertices = [];
const normals = [];
const uvs = [];
let radius = innerRadius;
const radiusStep = (outerRadius - innerRadius) / phiSegments;
const vertex2 = new Vector3();
const uv = new Vector2();
for (let j = 0; j <= phiSegments; j++) {
for (let i = 0; i <= thetaSegments; i++) {
const segment = thetaStart + i / thetaSegments * thetaLength;
vertex2.x = radius * Math.cos(segment);
vertex2.y = radius * Math.sin(segment);
vertices.push(vertex2.x, vertex2.y, vertex2.z);
normals.push(0, 0, 1);
uv.x = (vertex2.x / outerRadius + 1) / 2;
uv.y = (vertex2.y / outerRadius + 1) / 2;
uvs.push(uv.x, uv.y);
}
radius += radiusStep;
}
for (let j = 0; j < phiSegments; j++) {
const thetaSegmentLevel = j * (thetaSegments + 1);
for (let i = 0; i < thetaSegments; i++) {
const segment = i + thetaSegmentLevel;
const a = segment;
const b = segment + thetaSegments + 1;
const c = segment + thetaSegments + 2;
const d = segment + 1;
indices.push(a, b, d);
indices.push(b, c, d);
}
}
this.setIndex(indices);
this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
this.setAttribute("normal", new Float32BufferAttribute(normals, 3));
this.setAttribute("uv", new Float32BufferAttribute(uvs, 2));
}
copy(source) {
super.copy(source);
this.parameters = Object.assign({}, source.parameters);
return this;
}
static fromJSON(data) {
return new RingGeometry(data.innerRadius, data.outerRadius, data.thetaSegments, data.phiSegments, data.thetaStart, data.thetaLength);
}
}
class SphereGeometry extends BufferGeometry {
constructor(radius = 1, widthSegments = 32, heightSegments = 16, phiStart = 0, phiLength = Math.PI * 2, thetaStart = 0, thetaLength = Math.PI) {
super();
this.type = "SphereGeometry";
this.parameters = {
radius,
widthSegments,
heightSegments,
phiStart,
phiLength,
thetaStart,
thetaLength
};
widthSegments = Math.max(3, Math.floor(widthSegments));
heightSegments = Math.max(2, Math.floor(heightSegments));
const thetaEnd = Math.min(thetaStart + thetaLength, Math.PI);
let index = 0;
const grid = [];
const vertex2 = new Vector3();
const normal = new Vector3();
const indices = [];
const vertices = [];
const normals = [];
const uvs = [];
for (let iy = 0; iy <= heightSegments; iy++) {
const verticesRow = [];
const v = iy / heightSegments;
let uOffset = 0;
if (iy === 0 && thetaStart === 0) {
uOffset = 0.5 / widthSegments;
} else if (iy === heightSegments && thetaEnd === Math.PI) {
uOffset = -0.5 / widthSegments;
}
for (let ix = 0; ix <= widthSegments; ix++) {
const u = ix / widthSegments;
vertex2.x = -radius * Math.cos(phiStart + u * phiLength) * Math.sin(thetaStart + v * thetaLength);
vertex2.y = radius * Math.cos(thetaStart + v * thetaLength);
vertex2.z = radius * Math.sin(phiStart + u * phiLength) * Math.sin(thetaStart + v * thetaLength);
vertices.push(vertex2.x, vertex2.y, vertex2.z);
normal.copy(vertex2).normalize();
normals.push(normal.x, normal.y, normal.z);
uvs.push(u + uOffset, 1 - v);
verticesRow.push(index++);
}
grid.push(verticesRow);
}
for (let iy = 0; iy < heightSegments; iy++) {
for (let ix = 0; ix < widthSegments; ix++) {
const a = grid[iy][ix + 1];
const b = grid[iy][ix];
const c = grid[iy + 1][ix];
const d = grid[iy + 1][ix + 1];
if (iy !== 0 || thetaStart > 0) indices.push(a, b, d);
if (iy !== heightSegments - 1 || thetaEnd < Math.PI) indices.push(b, c, d);
}
}
this.setIndex(indices);
this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
this.setAttribute("normal", new Float32BufferAttribute(normals, 3));
this.setAttribute("uv", new Float32BufferAttribute(uvs, 2));
}
copy(source) {
super.copy(source);
this.parameters = Object.assign({}, source.parameters);
return this;
}
static fromJSON(data) {
return new SphereGeometry(data.radius, data.widthSegments, data.heightSegments, data.phiStart, data.phiLength, data.thetaStart, data.thetaLength);
}
}
class TorusGeometry extends BufferGeometry {
constructor(radius = 1, tube = 0.4, radialSegments = 12, tubularSegments = 48, arc = Math.PI * 2) {
super();
this.type = "TorusGeometry";
this.parameters = {
radius,
tube,
radialSegments,
tubularSegments,
arc
};
radialSegments = Math.floor(radialSegments);
tubularSegments = Math.floor(tubularSegments);
const indices = [];
const vertices = [];
const normals = [];
const uvs = [];
const center = new Vector3();
const vertex2 = new Vector3();
const normal = new Vector3();
for (let j = 0; j <= radialSegments; j++) {
for (let i = 0; i <= tubularSegments; i++) {
const u = i / tubularSegments * arc;
const v = j / radialSegments * Math.PI * 2;
vertex2.x = (radius + tube * Math.cos(v)) * Math.cos(u);
vertex2.y = (radius + tube * Math.cos(v)) * Math.sin(u);
vertex2.z = tube * Math.sin(v);
vertices.push(vertex2.x, vertex2.y, vertex2.z);
center.x = radius * Math.cos(u);
center.y = radius * Math.sin(u);
normal.subVectors(vertex2, center).normalize();
normals.push(normal.x, normal.y, normal.z);
uvs.push(i / tubularSegments);
uvs.push(j / radialSegments);
}
}
for (let j = 1; j <= radialSegments; j++) {
for (let i = 1; i <= tubularSegments; i++) {
const a = (tubularSegments + 1) * j + i - 1;
const b = (tubularSegments + 1) * (j - 1) + i - 1;
const c = (tubularSegments + 1) * (j - 1) + i;
const d = (tubularSegments + 1) * j + i;
indices.push(a, b, d);
indices.push(b, c, d);
}
}
this.setIndex(indices);
this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
this.setAttribute("normal", new Float32BufferAttribute(normals, 3));
this.setAttribute("uv", new Float32BufferAttribute(uvs, 2));
}
copy(source) {
super.copy(source);
this.parameters = Object.assign({}, source.parameters);
return this;
}
static fromJSON(data) {
return new TorusGeometry(data.radius, data.tube, data.radialSegments, data.tubularSegments, data.arc);
}
}
class TubeGeometry extends BufferGeometry {
constructor(path = new QuadraticBezierCurve3(new Vector3(-1, -1, 0), new Vector3(-1, 1, 0), new Vector3(1, 1, 0)), tubularSegments = 64, radius = 1, radialSegments = 8, closed = false) {
super();
this.type = "TubeGeometry";
this.parameters = {
path,
tubularSegments,
radius,
radialSegments,
closed
};
const frames = path.computeFrenetFrames(tubularSegments, closed);
this.tangents = frames.tangents;
this.normals = frames.normals;
this.binormals = frames.binormals;
const vertex2 = new Vector3();
const normal = new Vector3();
const uv = new Vector2();
let P = new Vector3();
const vertices = [];
const normals = [];
const uvs = [];
const indices = [];
generateBufferData();
this.setIndex(indices);
this.setAttribute("position", new Float32BufferAttribute(vertices, 3));
this.setAttribute("normal", new Float32BufferAttribute(normals, 3));
this.setAttribute("uv", new Float32BufferAttribute(uvs, 2));
function generateBufferData() {
for (let i = 0; i < tubularSegments; i++) {
generateSegment(i);
}
generateSegment(closed === false ? tubularSegments : 0);
generateUVs();
generateIndices();
}
function generateSegment(i) {
P = path.getPointAt(i / tubularSegments, P);
const N = frames.normals[i];
const B = frames.binormals[i];
for (let j = 0; j <= radialSegments; j++) {
const v = j / radialSegments * Math.PI * 2;
const sin = Math.sin(v);
const cos = -Math.cos(v);
normal.x = cos * N.x + sin * B.x;
normal.y = cos * N.y + sin * B.y;
normal.z = cos * N.z + sin * B.z;
normal.normalize();
normals.push(normal.x, normal.y, normal.z);
vertex2.x = P.x + radius * normal.x;
vertex2.y = P.y + radius * normal.y;
vertex2.z = P.z + radius * normal.z;
vertices.push(vertex2.x, vertex2.y, vertex2.z);
}
}
function generateIndices() {
for (let j = 1; j <= tubularSegments; j++) {
for (let i = 1; i <= radialSegments; i++) {
const a = (radialSegments + 1) * (j - 1) + (i - 1);
const b = (radialSegments + 1) * j + (i - 1);
const c = (radialSegments + 1) * j + i;
const d = (radialSegments + 1) * (j - 1) + i;
indices.push(a, b, d);
indices.push(b, c, d);
}
}
}
function generateUVs() {
for (let i = 0; i <= tubularSegments; i++) {
for (let j = 0; j <= radialSegments; j++) {
uv.x = i / tubularSegments;
uv.y = j / radialSegments;
uvs.push(uv.x, uv.y);
}
}
}
}
copy(source) {
super.copy(source);
this.parameters = Object.assign({}, source.parameters);
return this;
}
toJSON() {
const data = super.toJSON();
data.path = this.parameters.path.toJSON();
return data;
}
static fromJSON(data) {
return new TubeGeometry(
new Curves[data.path.type]().fromJSON(data.path),
data.tubularSegments,
data.radius,
data.radialSegments,
data.closed
);
}
}
class MeshStandardMaterial extends Material {
static get type() {
return "MeshStandardMaterial";
}
constructor(parameters) {
super();
this.isMeshStandardMaterial = true;
this.defines = { "STANDARD": "" };
this.color = new Color(16777215);
this.roughness = 1;
this.metalness = 0;
this.map = null;
this.lightMap = null;
this.lightMapIntensity = 1;
this.aoMap = null;
this.aoMapIntensity = 1;
this.emissive = new Color(0);
this.emissiveIntensity = 1;
this.emissiveMap = null;
this.bumpMap = null;
this.bumpScale = 1;
this.normalMap = null;
this.normalMapType = TangentSpaceNormalMap;
this.normalScale = new Vector2(1, 1);
this.displacementMap = null;
this.displacementScale = 1;
this.displacementBias = 0;
this.roughnessMap = null;
this.metalnessMap = null;
this.alphaMap = null;
this.envMap = null;
this.envMapRotation = new Euler();
this.envMapIntensity = 1;
this.wireframe = false;
this.wireframeLinewidth = 1;
this.wireframeLinecap = "round";
this.wireframeLinejoin = "round";
this.flatShading = false;
this.fog = true;
this.setValues(parameters);
}
copy(source) {
super.copy(source);
this.defines = { "STANDARD": "" };
this.color.copy(source.color);
this.roughness = source.roughness;
this.metalness = source.metalness;
this.map = source.map;
this.lightMap = source.lightMap;
this.lightMapIntensity = source.lightMapIntensity;
this.aoMap = source.aoMap;
this.aoMapIntensity = source.aoMapIntensity;
this.emissive.copy(source.emissive);
this.emissiveMap = source.emissiveMap;
this.emissiveIntensity = source.emissiveIntensity;
this.bumpMap = source.bumpMap;
this.bumpScale = source.bumpScale;
this.normalMap = source.normalMap;
this.normalMapType = source.normalMapType;
this.normalScale.copy(source.normalScale);
this.displacementMap = source.displacementMap;
this.displacementScale = source.displacementScale;
this.displacementBias = source.displacementBias;
this.roughnessMap = source.roughnessMap;
this.metalnessMap = source.metalnessMap;
this.alphaMap = source.alphaMap;
this.envMap = source.envMap;
this.envMapRotation.copy(source.envMapRotation);
this.envMapIntensity = source.envMapIntensity;
this.wireframe = source.wireframe;
this.wireframeLinewidth = source.wireframeLinewidth;
this.wireframeLinecap = source.wireframeLinecap;
this.wireframeLinejoin = source.wireframeLinejoin;
this.flatShading = source.flatShading;
this.fog = source.fog;
return this;
}
}
class Light extends Object3D {
constructor(color, intensity = 1) {
super();
this.isLight = true;
this.type = "Light";
this.color = new Color(color);
this.intensity = intensity;
}
dispose() {
}
copy(source, recursive) {
super.copy(source, recursive);
this.color.copy(source.color);
this.intensity = source.intensity;
return this;
}
toJSON(meta) {
const data = super.toJSON(meta);
data.object.color = this.color.getHex();
data.object.intensity = this.intensity;
if (this.groundColor !== void 0) data.object.groundColor = this.groundColor.getHex();
if (this.distance !== void 0) data.object.distance = this.distance;
if (this.angle !== void 0) data.object.angle = this.angle;
if (this.decay !== void 0) data.object.decay = this.decay;
if (this.penumbra !== void 0) data.object.penumbra = this.penumbra;
if (this.shadow !== void 0) data.object.shadow = this.shadow.toJSON();
if (this.target !== void 0) data.object.target = this.target.uuid;
return data;
}
}
class AmbientLight extends Light {
constructor(color, intensity) {
super(color, intensity);
this.isAmbientLight = true;
this.type = "AmbientLight";
}
}
const _matrix = /* @__PURE__ */ new Matrix4();
class Raycaster {
constructor(origin, direction, near = 0, far = Infinity) {
this.ray = new Ray(origin, direction);
this.near = near;
this.far = far;
this.camera = null;
this.layers = new Layers();
this.params = {
Mesh: {},
Line: { threshold: 1 },
LOD: {},
Points: { threshold: 1 },
Sprite: {}
};
}
set(origin, direction) {
this.ray.set(origin, direction);
}
setFromCamera(coords, camera) {
if (camera.isPerspectiveCamera) {
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;
} else if (camera.isOrthographicCamera) {
this.ray.origin.set(coords.x, coords.y, (camera.near + camera.far) / (camera.near - camera.far)).unproject(camera);
this.ray.direction.set(0, 0, -1).transformDirection(camera.matrixWorld);
this.camera = camera;
} else {
console.error("THREE.Raycaster: Unsupported camera type: " + camera.type);
}
}
setFromXRController(controller) {
_matrix.identity().extractRotation(controller.matrixWorld);
this.ray.origin.setFromMatrixPosition(controller.matrixWorld);
this.ray.direction.set(0, 0, -1).applyMatrix4(_matrix);
return this;
}
intersectObject(object, recursive = true, intersects = []) {
intersect(object, this, intersects, recursive);
intersects.sort(ascSort);
return intersects;
}
intersectObjects(objects, recursive = true, intersects = []) {
for (let i = 0, l = objects.length; i < l; i++) {
intersect(objects[i], this, intersects, recursive);
}
intersects.sort(ascSort);
return intersects;
}
}
function ascSort(a, b) {
return a.distance - b.distance;
}
function intersect(object, raycaster, intersects, recursive) {
let propagate = true;
if (object.layers.test(raycaster.layers)) {
const result = object.raycast(raycaster, intersects);
if (result === false) propagate = false;
}
if (propagate === true && recursive === true) {
const children = object.children;
for (let i = 0, l = children.length; i < l; i++) {
intersect(children[i], raycaster, intersects, true);
}
}
}
class GridHelper extends LineSegments {
constructor(size = 10, divisions = 10, color1 = 4473924, color2 = 8947848) {
color1 = new Color(color1);
color2 = new Color(color2);
const center = divisions / 2;
const step = size / divisions;
const halfSize = size / 2;
const vertices = [], colors = [];
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);
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, toneMapped: false });
super(geometry, material);
this.type = "GridHelper";
}
dispose() {
this.geometry.dispose();
this.material.dispose();
}
}
const _axis = /* @__PURE__ */ new Vector3();
let _lineGeometry, _coneGeometry;
class ArrowHelper extends Object3D {
// dir is assumed to be normalized
constructor(dir = new Vector3(0, 0, 1), origin = new Vector3(0, 0, 0), length = 1, color = 16776960, headLength = length * 0.2, headWidth = headLength * 0.2) {
super();
this.type = "ArrowHelper";
if (_lineGeometry === void 0) {
_lineGeometry = new BufferGeometry();
_lineGeometry.setAttribute("position", new Float32BufferAttribute([0, 0, 0, 0, 1, 0], 3));
_coneGeometry = new CylinderGeometry(0, 0.5, 1, 5, 1);
_coneGeometry.translate(0, -0.5, 0);
}
this.position.copy(origin);
this.line = new Line(_lineGeometry, new LineBasicMaterial({ color, toneMapped: false }));
this.line.matrixAutoUpdate = false;
this.add(this.line);
this.cone = new Mesh(_coneGeometry, new MeshBasicMaterial({ color, toneMapped: false }));
this.cone.matrixAutoUpdate = false;
this.add(this.cone);
this.setDirection(dir);
this.setLength(length, headLength, headWidth);
}
setDirection(dir) {
if (dir.y > 0.99999) {
this.quaternion.set(0, 0, 0, 1);
} else if (dir.y < -0.99999) {
this.quaternion.set(1, 0, 0, 0);
} else {
_axis.set(dir.z, 0, -dir.x).normalize();
const radians = Math.acos(dir.y);
this.quaternion.setFromAxisAngle(_axis, radians);
}
}
setLength(length, headLength = length * 0.2, headWidth = headLength * 0.2) {
this.line.scale.set(1, Math.max(1e-4, length - headLength), 1);
this.line.updateMatrix();
this.cone.scale.set(headWidth, headLength, headWidth);
this.cone.position.y = length;
this.cone.updateMatrix();
}
setColor(color) {
this.line.material.color.set(color);
this.cone.material.color.set(color);
}
copy(source) {
super.copy(source, false);
this.line.copy(source.line);
this.cone.copy(source.cone);
return this;
}
dispose() {
this.line.geometry.dispose();
this.line.material.dispose();
this.cone.geometry.dispose();
this.cone.material.dispose();
}
}
if (typeof __THREE_DEVTOOLS__ !== "undefined") {
__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register", { detail: {
revision: REVISION
} }));
}
if (typeof window !== "undefined") {
if (window.__THREE__) {
console.warn("WARNING: Multiple instances of Three.js being imported.");
} else {
window.__THREE__ = REVISION;
}
}
const WIDGET_STYLES = `
.qwen-multiangle-container {
width: 100%;
height: 100%;
position: relative;
background: #0a0a0f;
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
border-radius: 8px;
overflow: hidden;
}
.qwen-multiangle-canvas {
width: 100%;
height: 100%;
display: block;
}
.tk-tabs {
position: absolute;
top: 8px;
left: 8px;
right: 8px;
display: flex;
gap: 6px;
z-index: 50;
}
.tk-tab {
flex: 1;
text-align: center;
background: rgba(20, 20, 25, 0.9);
border: 1px solid rgba(100, 100, 120, 0.4);
padding: 6px;
border-radius: 4px;
color: #aaa;
cursor: pointer;
font-size: 11px;
transition: all 0.2s;
}
.tk-tab.active {
border-color: #E93D82;
color: #E93D82;
background: rgba(233, 61, 130, 0.15);
font-weight: 600;
}
.tk-tab.disabled {
opacity: 0.4;
cursor: not-allowed;
pointer-events: none;
}
.qwen-multiangle-prompt {
position: absolute;
top: 45px;
left: 8px;
right: 8px;
background: rgba(10, 10, 15, 0.9);
border: 1px solid rgba(233, 61, 130, 0.3);
border-radius: 6px;
padding: 6px 10px;
font-size: 11px;
color: #E93D82;
backdrop-filter: blur(4px);
font-family: 'Consolas', 'Monaco', monospace;
word-break: break-all;
line-height: 1.4;
}
.qwen-multiangle-info {
position: absolute;
bottom: 8px;
left: 8px;
right: 8px;
background: rgba(10, 10, 15, 0.9);
border: 1px solid rgba(233, 61, 130, 0.3);
border-radius: 6px;
padding: 8px 12px;
font-size: 11px;
color: #e0e0e0;
display: flex;
justify-content: space-around;
align-items: center;
backdrop-filter: blur(4px);
z-index: 20;
}
.qwen-multiangle-param {
text-align: center;
}
.qwen-multiangle-param-label {
color: #888;
font-size: 10px;
text-transform: uppercase;
letter-spacing: 0.5px;
}
.qwen-multiangle-param-value {
font-weight: 600;
font-size: 13px;
}
.qwen-multiangle-param-value.azimuth { color: #E93D82; }
.qwen-multiangle-param-value.elevation { color: #00FFD0; }
.qwen-multiangle-param-value.zoom { color: #FFB800; }
.qwen-multiangle-param-value.light-azimuth { color: #FFD700; }
.qwen-multiangle-param-value.light-elevation { color: #FFA500; }
.qwen-multiangle-reset {
width: 24px;
height: 24px;
border-radius: 4px;
border: 1px solid rgba(233, 61, 130, 0.4);
background: rgba(10, 10, 15, 0.8);
color: #E93D82;
cursor: pointer;
display: flex;
align-items: center;
justify-content: center;
font-size: 14px;
transition: all 0.2s ease;
flex-shrink: 0;
}
.qwen-multiangle-reset:hover {
background: rgba(233, 61, 130, 0.2);
border-color: #E93D82;
}
/* Color Picker Modal */
.tk-color-picker-overlay {
position: fixed;
top: 0; left: 0; right: 0; bottom: 0;
background: rgba(0,0,0,0.5);
z-index: 1000;
display: flex;
align-items: center;
justify-content: center;
}
.tk-color-picker-modal {
background: #1a1a2e;
border-radius: 12px;
padding: 20px;
box-shadow: 0 10px 40px rgba(0,0,0,0.5);
display: flex;
flex-direction: column;
align-items: center;
gap: 16px;
}
.tk-color-wheel-container {
position: relative;
width: 200px;
height: 200px;
}
.tk-hue-ring {
position: absolute;
top: 0; left: 0;
width: 200px;
height: 200px;
border-radius: 50%;
background: conic-gradient(
red, yellow, lime, aqua, blue, magenta, red
);
cursor: crosshair;
}
.tk-hue-ring-inner {
position: absolute;
top: 25px; left: 25px;
width: 150px;
height: 150px;
border-radius: 50%;
background: #1a1a2e;
}
.tk-sv-triangle {
position: absolute;
top: 40px;
left: 40px;
width: 120px;
height: 104px; /* equilateral triangle height */
clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
background: linear-gradient(to bottom, red, transparent),
linear-gradient(to bottom right, white, transparent),
linear-gradient(to bottom left, black, transparent);
cursor: crosshair;
}
.tk-hue-cursor {
position: absolute;
width: 12px;
height: 12px;
border: 2px solid white;
border-radius: 50%;
transform: translate(-50%, -50%);
pointer-events: none;
box-shadow: 0 0 4px rgba(0,0,0,0.5);
}
.tk-sv-cursor {
position: absolute;
width: 10px;
height: 10px;
border: 2px solid white;
border-radius: 50%;
transform: translate(-50%, -50%);
pointer-events: none;
box-shadow: 0 0 4px rgba(0,0,0,0.5);
}
.tk-color-preview {
width: 60px;
height: 60px;
border-radius: 8px;
border: 2px solid #444;
}
.tk-color-hex {
background: #2a2a3e;
border: 1px solid #444;
border-radius: 4px;
padding: 6px 12px;
color: #fff;
font-family: monospace;
font-size: 14px;
text-align: center;
width: 100px;
}
.tk-color-picker-actions {
display: flex;
gap: 12px;
}
.tk-color-picker-btn {
padding: 8px 20px;
border-radius: 6px;
border: none;
cursor: pointer;
font-size: 13px;
transition: all 0.2s;
}
.tk-color-picker-btn.confirm {
background: #E93D82;
color: white;
}
.tk-color-picker-btn.cancel {
background: #333;
color: #aaa;
}
`;
function injectStyles() {
const id = "tk-view-light-styles";
if (document.getElementById(id)) return;
const style = document.createElement("style");
style.id = id;
style.textContent = WIDGET_STYLES;
document.head.appendChild(style);
}
class CameraWidget {
constructor(options) {
__publicField(this, "container");
__publicField(this, "state");
__publicField(this, "onStateChange");
// Three.js objects
__publicField(this, "scene");
__publicField(this, "camera");
__publicField(this, "renderer");
// Scene objects
__publicField(this, "cameraIndicator");
__publicField(this, "camGlow");
__publicField(this, "azimuthHandle");
__publicField(this, "azGlow");
__publicField(this, "elevationHandle");
__publicField(this, "elGlow");
__publicField(this, "distanceHandle");
__publicField(this, "distGlow");
__publicField(this, "glowRing");
__publicField(this, "imagePlane");
__publicField(this, "imageFrame");
__publicField(this, "planeMat");
__publicField(this, "distanceTube", null);
// Light objects
__publicField(this, "lightIndicator");
__publicField(this, "lightGlow");
__publicField(this, "lightHelpline");
// Control objects
__publicField(this, "azimuthRing");
__publicField(this, "elevationArc");
__publicField(this, "gridHelper");
// Constants
__publicField(this, "CENTER", new Vector3(0, 0.5, 0));
__publicField(this, "AZIMUTH_RADIUS", 1.8);
__publicField(this, "ELEVATION_RADIUS", 1.4);
__publicField(this, "ELEV_ARC_X", -0.8);
// Live values
__publicField(this, "liveAzimuth", 0);
__publicField(this, "liveElevation", 0);
__publicField(this, "liveDistance", 5);
__publicField(this, "liveLightAzimuth", 45);
__publicField(this, "liveLightElevation", 45);
// Interaction state
__publicField(this, "isDragging", false);
__publicField(this, "dragTarget", null);
__publicField(this, "raycaster", new Raycaster());
__publicField(this, "mouse", new Vector2());
__publicField(this, "lastNotifyTime", 0);
// Color Picker State
__publicField(this, "colorPickerOverlay", null);
__publicField(this, "liveH", 0);
__publicField(this, "liveS", 1);
__publicField(this, "liveV", 1);
// DOM elements
__publicField(this, "canvasContainer");
__publicField(this, "promptEl");
__publicField(this, "tabCamera");
__publicField(this, "tabLight");
__publicField(this, "hValueEl");
__publicField(this, "vValueEl");
__publicField(this, "zValueEl");
// Current mode
__publicField(this, "currentMode", "camera");
var _a, _b, _c, _d, _e, _f, _g, _h;
injectStyles();
this.container = options.container;
this.onStateChange = options.onStateChange;
this.state = {
azimuth: ((_a = options.initialState) == null ? void 0 : _a.azimuth) ?? 0,
elevation: ((_b = options.initialState) == null ? void 0 : _b.elevation) ?? 0,
distance: ((_c = options.initialState) == null ? void 0 : _c.distance) ?? 5,
imageUrl: ((_d = options.initialState) == null ? void 0 : _d.imageUrl) ?? null,
enableLight: ((_e = options.initialState) == null ? void 0 : _e.enableLight) ?? false,
lightAzimuth: ((_f = options.initialState) == null ? void 0 : _f.lightAzimuth) ?? 45,
lightElevation: ((_g = options.initialState) == null ? void 0 : _g.lightElevation) ?? 45,
lightColor: ((_h = options.initialState) == null ? void 0 : _h.lightColor) ?? "#ffffff"
};
this.liveAzimuth = this.state.azimuth;
this.liveElevation = this.state.elevation;
this.liveDistance = this.state.distance;
this.liveLightAzimuth = this.state.lightAzimuth;
this.liveLightElevation = this.state.lightElevation;
this.updateHSVFromHex(this.state.lightColor);
this.createDOM();
this.initThreeJS();
this.bindEvents();
this.updateDisplay();
this.updateVisuals();
this.animate();
}
createDOM() {
var _a;
const isLightEnabled = this.state.enableLight;
this.container.innerHTML = `
<div class="qwen-multiangle-container">
<div class="tk-tabs">
<div class="tk-tab active" data-tab="camera">Camera</div>
<div class="tk-tab ${isLightEnabled ? "" : "disabled"}" data-tab="light">Light</div>
</div>
<div class="qwen-multiangle-canvas"></div>
<div class="qwen-multiangle-prompt"></div>
<div class="qwen-multiangle-info">
<div class="qwen-multiangle-param">
<div class="qwen-multiangle-param-label">HORIZONTAL</div>
<div class="qwen-multiangle-param-value azimuth">0°</div>
</div>
<div class="qwen-multiangle-param">
<div class="qwen-multiangle-param-label">VERTICAL</div>
<div class="qwen-multiangle-param-value elevation">0°</div>
</div>
<div class="qwen-multiangle-param" id="param-zoom">
<div class="qwen-multiangle-param-label">ZOOM</div>
<div class="qwen-multiangle-param-value zoom">5.0</div>
</div>
<div class="qwen-multiangle-param" id="param-light-color" style="display: none; cursor: pointer;">
<div class="qwen-multiangle-param-label">COLOR</div>
<div class="qwen-multiangle-param-value light-color-swatch" style="display: flex; align-items: center; justify-content: center; gap: 5px;">
<span class="color-preview-dot" style="width: 12px; height: 12px; border-radius: 50%; border: 1px solid #666;"></span>
<span class="color-value">#FFFFFF</span>
</div>
</div>
<button class="qwen-multiangle-reset" title="Reset">↺</button>
</div>
</div>
`;
const containerEl = this.container.querySelector(".qwen-multiangle-container");
this.canvasContainer = containerEl.querySelector(".qwen-multiangle-canvas");
this.promptEl = containerEl.querySelector(".qwen-multiangle-prompt");
this.hValueEl = containerEl.querySelector(".qwen-multiangle-param-value.azimuth");
this.vValueEl = containerEl.querySelector(".qwen-multiangle-param-value.elevation");
this.zValueEl = containerEl.querySelector(".qwen-multiangle-param-value.zoom");
this.tabCamera = containerEl.querySelector('.tk-tab[data-tab="camera"]');
this.tabLight = containerEl.querySelector('.tk-tab[data-tab="light"]');
const lightColorBtn = containerEl.querySelector("#param-light-color");
lightColorBtn == null ? void 0 : lightColorBtn.addEventListener("click", () => this.openColorPicker());
(_a = containerEl.querySelector(".qwen-multiangle-reset")) == null ? void 0 : _a.addEventListener("click", () => this.resetToDefaults());
this.tabCamera.addEventListener("click", () => this.switchMode("camera"));
this.tabLight.addEventListener("click", () => {
if (this.state.enableLight) this.switchMode("light");
});
}
switchMode(mode) {
if (mode === "light" && !this.state.enableLight) return;
this.currentMode = mode;
this.tabCamera.classList.toggle("active", mode === "camera");
this.tabLight.classList.toggle("active", mode === "light");
const paramZoom = this.container.querySelector("#param-zoom");
const paramColor = this.container.querySelector("#param-light-color");
if (mode === "light") {
this.hValueEl.classList.remove("azimuth");
this.hValueEl.classList.add("light-azimuth");
this.vValueEl.classList.remove("elevation");
this.vValueEl.classList.add("light-elevation");
if (paramZoom) paramZoom.style.display = "none";
if (paramColor) paramColor.style.display = "block";
} else {
this.hValueEl.classList.add("azimuth");
this.hValueEl.classList.remove("light-azimuth");
this.vValueEl.classList.add("elevation");
this.vValueEl.classList.remove("light-elevation");
if (paramZoom) paramZoom.style.display = "block";
if (paramColor) paramColor.style.display = "none";
}
this.updateDisplay();
this.updateVisuals();
}
initThreeJS() {
const width = this.canvasContainer.clientWidth || 300;
const height = this.canvasContainer.clientHeight || 300;
this.scene = new Scene();
this.scene.background = new Color(657935);
this.camera = new PerspectiveCamera(45, width / height, 0.1, 1e3);
this.camera.position.set(4, 3.5, 4);
this.camera.lookAt(0, 0.3, 0);
this.renderer = new WebGLRenderer({ antialias: true, alpha: true });
this.renderer.setSize(width, height);
this.renderer.setPixelRatio(Math.min(window.devicePixelRatio, 2));
this.canvasContainer.appendChild(this.renderer.domElement);
const ambientLight = new AmbientLight(16777215, 0.5);
this.scene.add(ambientLight);
this.gridHelper = new GridHelper(5, 20, 1710638, 1184282);
this.gridHelper.position.y = -0.01;
this.scene.add(this.gridHelper);
this.createSubject();
this.createCameraIndicator();
this.createLightIndicator();
this.createControls();
this.updateVisuals();
}
createSubject() {
const cardGeo = new BoxGeometry(1.2, 1.2, 0.02);
this.planeMat = new MeshBasicMaterial({ color: 2236979 });
this.imagePlane = new Mesh(cardGeo, this.planeMat);
this.imagePlane.position.copy(this.CENTER);
this.scene.add(this.imagePlane);
this.imageFrame = new LineSegments(new EdgesGeometry(cardGeo), new LineBasicMaterial({ color: 15285634 }));
this.imageFrame.position.copy(this.CENTER);
this.scene.add(this.imageFrame);
this.glowRing = new Mesh(new RingGeometry(0.55, 0.58, 64), new MeshBasicMaterial({ color: 15285634, transparent: true, opacity: 0.4, side: DoubleSide }));
this.glowRing.position.set(0, 0.01, 0);
this.glowRing.rotation.x = -Math.PI / 2;
this.scene.add(this.glowRing);
}
createCameraIndicator() {
const camGeo = new ConeGeometry(0.15, 0.4, 4);
const camMat = new MeshStandardMaterial({ color: 15285634, emissive: 15285634, emissiveIntensity: 0.5 });
this.cameraIndicator = new Mesh(camGeo, camMat);
this.scene.add(this.cameraIndicator);
this.camGlow = new Mesh(new SphereGeometry(0.08), new MeshBasicMaterial({ color: 16739240, transparent: true, opacity: 0.8 }));
this.scene.add(this.camGlow);
}
createControls() {
this.azimuthRing = new Mesh(new TorusGeometry(1.8, 0.04, 16, 100), new MeshBasicMaterial({ color: 15285634, transparent: true, opacity: 0.7 }));
this.azimuthRing.rotation.x = Math.PI / 2;
this.azimuthRing.position.y = 0.02;
this.scene.add(this.azimuthRing);
this.azimuthHandle = new Mesh(new SphereGeometry(0.16), new MeshStandardMaterial({ color: 15285634, emissive: 15285634, emissiveIntensity: 0.6 }));
this.scene.add(this.azimuthHandle);
this.azGlow = new Mesh(new SphereGeometry(0.22), new MeshBasicMaterial({ color: 15285634, transparent: true, opacity: 0.2 }));
this.scene.add(this.azGlow);
const arcPoints = [];
for (let i = 0; i <= 32; i++) {
const ang = (-30 + 90 * i / 32) * Math.PI / 180;
arcPoints.push(new Vector3(-0.8, 1.4 * Math.sin(ang) + 0.5, 1.4 * Math.cos(ang)));
}
this.elevationArc = new Mesh(new TubeGeometry(new CatmullRomCurve3(arcPoints), 32, 0.04), new MeshBasicMaterial({ color: 65488, transparent: true, opacity: 0.8 }));
this.scene.add(this.elevationArc);
this.elevationHandle = new Mesh(new SphereGeometry(0.16), new MeshStandardMaterial({ color: 65488, emissive: 65488, emissiveIntensity: 0.6 }));
this.scene.add(this.elevationHandle);
this.elGlow = new Mesh(new SphereGeometry(0.22), new MeshBasicMaterial({ color: 65488, transparent: true, opacity: 0.2 }));
this.scene.add(this.elGlow);
this.distanceHandle = new Mesh(new SphereGeometry(0.15), new MeshStandardMaterial({ color: 16758784, emissive: 16758784, emissiveIntensity: 0.7 }));
this.scene.add(this.distanceHandle);
this.distGlow = new Mesh(new SphereGeometry(0.22), new MeshBasicMaterial({ color: 16758784, transparent: true, opacity: 0.25 }));
this.scene.add(this.distGlow);
}
createLightIndicator() {
const bulbGroup = new Group();
const bulbGeo = new SphereGeometry(0.2, 16, 16);
const bulbMat = new MeshStandardMaterial({ color: 16777215, emissive: 16777130, emissiveIntensity: 0.8 });
const bulb = new Mesh(bulbGeo, bulbMat);
bulbGroup.add(bulb);
const baseGeo = new ConeGeometry(0.1, 0.15, 8);
const baseMat = new MeshBasicMaterial({ color: 6710886 });
const base = new Mesh(baseGeo, baseMat);
base.position.y = -0.25;
base.rotation.x = Math.PI;
bulbGroup.add(base);
this.lightIndicator = bulbGroup;
this.scene.add(bulbGroup);
this.lightGlow = new Mesh(new SphereGeometry(0.3), new MeshBasicMaterial({ color: 16777130, transparent: true, opacity: 0.3 }));
this.scene.add(this.lightGlow);
this.lightHelpline = new ArrowHelper(new Vector3(1, 0, 0), new Vector3(0, 0, 0), 1, 16776960);
this.scene.add(this.lightHelpline);
}
updateVisuals() {
var _a;
const isLight = this.currentMode === "light";
const az = isLight ? this.liveLightAzimuth : this.liveAzimuth;
const el = isLight ? this.liveLightElevation : this.liveElevation;
const colorHex = isLight ? 16753920 : 15285634;
const azRad = az * Math.PI / 180;
const azX = this.AZIMUTH_RADIUS * Math.sin(azRad);
const azZ = this.AZIMUTH_RADIUS * Math.cos(azRad);
this.azimuthHandle.position.set(azX, 0.16, azZ);
this.azGlow.position.copy(this.azimuthHandle.position);
const visualEl = Math.max(-30, Math.min(60, el));
const elY = this.CENTER.y + this.ELEVATION_RADIUS * Math.sin(visualEl * Math.PI / 180);
const elZ = this.ELEVATION_RADIUS * Math.cos(visualEl * Math.PI / 180);
this.elevationHandle.position.set(this.ELEV_ARC_X, elY, elZ);
this.elGlow.position.copy(this.elevationHandle.position);
this.azimuthRing.material.color.setHex(colorHex);
this.azimuthHandle.material.color.setHex(colorHex);
this.azimuthHandle.material.emissive.setHex(colorHex);
this.elevationArc.material.color.setHex(isLight ? 16753920 : 65488);
this.elevationHandle.material.color.setHex(isLight ? 16753920 : 65488);
this.elevationHandle.material.emissive.setHex(isLight ? 16753920 : 65488);
this.distanceHandle.visible = !isLight;
this.distGlow.visible = !isLight;
if (this.distanceTube) this.distanceTube.visible = !isLight;
const camAzRad = this.liveAzimuth * Math.PI / 180;
const camElRad = this.liveElevation * Math.PI / 180;
const camDist = 2.6 - this.liveDistance / 10 * 2;
const cx = camDist * Math.sin(camAzRad) * Math.cos(camElRad);
const cy = 0.5 + camDist * Math.sin(camElRad);
const cz = camDist * Math.cos(camAzRad) * Math.cos(camElRad);
this.cameraIndicator.position.set(cx, cy, cz);
this.cameraIndicator.lookAt(0, 0.5, 0);
this.cameraIndicator.rotateX(Math.PI / 2);
this.camGlow.position.copy(this.cameraIndicator.position);
if (!isLight) {
const distT = 0.15 + (10 - this.liveDistance) / 10 * 0.7;
this.distanceHandle.position.lerpVectors(this.CENTER, this.cameraIndicator.position, distT);
this.distGlow.position.copy(this.distanceHandle.position);
this.updateDistanceTube(this.CENTER.clone(), this.cameraIndicator.position.clone());
}
const lAzRad = this.liveLightAzimuth * Math.PI / 180;
const lElRad = this.liveLightElevation * Math.PI / 180;
const lDist = 3;
const lx = lDist * Math.sin(lAzRad) * Math.cos(lElRad);
const ly = 0.5 + lDist * Math.sin(lElRad);
const lz = lDist * Math.cos(lAzRad) * Math.cos(lElRad);
this.lightIndicator.visible = this.state.enableLight;
this.lightGlow.visible = this.state.enableLight;
this.lightHelpline.visible = this.state.enableLight;
if (this.state.enableLight) {
this.lightIndicator.position.set(lx, ly, lz);
this.lightIndicator.lookAt(0, 0.5, 0);
this.lightIndicator.rotateX(-Math.PI / 2);
this.lightGlow.position.copy(this.lightIndicator.position);
const dir = new Vector3().subVectors(new Vector3(0, 0.5, 0), this.lightIndicator.position).normalize();
this.lightHelpline.setDirection(dir);
this.lightHelpline.position.copy(this.lightIndicator.position);
this.lightHelpline.setLength(lDist * 0.8);
const col = new Color(this.state.lightColor);
const bulbMesh = (_a = this.lightIndicator.children) == null ? void 0 : _a[0];
if (bulbMesh == null ? void 0 : bulbMesh.material) {
bulbMesh.material.color.set(col);
bulbMesh.material.emissive.set(col);
}
this.lightGlow.material.color.set(col);
this.lightHelpline.line.material.color.set(col);
}
}
updateDistanceTube(start, end) {
if (this.distanceTube) {
this.scene.remove(this.distanceTube);
this.distanceTube.geometry.dispose();
}
this.distanceTube = new Mesh(new TubeGeometry(new LineCurve3(start, end), 1, 0.025), new MeshBasicMaterial({ color: 16758784, transparent: true, opacity: 0.8 }));
this.scene.add(this.distanceTube);
}
updateDisplay() {
const isLight = this.currentMode === "light";
const hVal = isLight ? this.liveLightAzimuth : this.liveAzimuth;
const vVal = isLight ? this.liveLightElevation : this.liveElevation;
this.hValueEl.textContent = `${Math.round(hVal)}°`;
this.vValueEl.textContent = `${Math.round(vVal)}°`;
this.zValueEl.textContent = `${this.liveDistance.toFixed(1)}`;
const swatchDot = this.container.querySelector(".color-preview-dot");
const swatchText = this.container.querySelector(".color-value");
if (swatchDot && swatchText) {
swatchDot.style.background = this.state.lightColor;
swatchText.textContent = this.state.lightColor;
}
let promptText = `Cam: ${Math.round(this.liveAzimuth)}°/${Math.round(this.liveElevation)}° Z:${this.liveDistance.toFixed(1)}`;
if (this.state.enableLight) {
promptText += ` | Light: ${Math.round(this.liveLightAzimuth)}°/${Math.round(this.liveLightElevation)}° ${this.state.lightColor}`;
}
this.promptEl.textContent = promptText;
}
onPointerDown(event) {
const rect = this.renderer.domElement.getBoundingClientRect();
this.mouse.x = (event.clientX - rect.left) / rect.width * 2 - 1;
this.mouse.y = -((event.clientY - rect.top) / rect.height) * 2 + 1;
this.raycaster.setFromCamera(this.mouse, this.camera);
const handles = [
{ mesh: this.azimuthHandle, name: "azimuth" },
{ mesh: this.elevationHandle, name: "elevation" },
{ mesh: this.distanceHandle, name: "distance" }
];
for (const h of handles) {
if (!h.mesh.visible) continue;
if (this.raycaster.intersectObject(h.mesh).length > 0) {
this.isDragging = true;
this.dragTarget = h.name;
this.renderer.domElement.style.cursor = "grabbing";
return;
}
}
}
onPointerMove(event) {
if (!this.isDragging) return;
const now = Date.now();
const shouldNotify = now - this.lastNotifyTime > 80;
const rect = this.renderer.domElement.getBoundingClientRect();
this.mouse.x = (event.clientX - rect.left) / rect.width * 2 - 1;
this.mouse.y = -((event.clientY - rect.top) / rect.height) * 2 + 1;
this.raycaster.setFromCamera(this.mouse, this.camera);
const isLight = this.currentMode === "light";
const plane = new Plane();
const intersect2 = new Vector3();
if (this.dragTarget === "azimuth") {
plane.setFromNormalAndCoplanarPoint(new Vector3(0, 1, 0), new Vector3(0, 0, 0));
if (this.raycaster.ray.intersectPlane(plane, intersect2)) {
let angle = Math.atan2(intersect2.x, intersect2.z) * (180 / Math.PI);
if (angle < 0) angle += 360;
if (isLight) {
this.liveLightAzimuth = Math.round(angle);
this.state.lightAzimuth = this.liveLightAzimuth;
} else {
this.liveAzimuth = Math.round(angle);
this.state.azimuth = this.liveAzimuth;
}
}
} else if (this.dragTarget === "elevation") {
const elevPlane = new Plane(new Vector3(1, 0, 0), 0.8);
if (this.raycaster.ray.intersectPlane(elevPlane, intersect2)) {
const relY = intersect2.y - 0.5;
const relZ = intersect2.z;
let angle = Math.atan2(relY, relZ) * (180 / Math.PI);
if (isLight) {
angle = Math.max(-90, Math.min(90, angle));
this.liveLightElevation = Math.round(angle);
this.state.lightElevation = this.liveLightElevation;
} else {
angle = Math.max(-30, Math.min(60, angle));
this.liveElevation = Math.round(angle);
this.state.elevation = this.liveElevation;
}
}
} else if (this.dragTarget === "distance") {
const newDist = Math.max(0, Math.min(10, 5 - this.mouse.y * 5));
this.liveDistance = Math.round(newDist * 10) / 10;
this.state.distance = this.liveDistance;
}
this.updateDisplay();
this.updateVisuals();
if (shouldNotify) {
this.notifyStateChange();
this.lastNotifyTime = now;
}
}
onPointerUp() {
this.isDragging = false;
this.dragTarget = null;
this.renderer.domElement.style.cursor = "default";
this.notifyStateChange();
}
bindEvents() {
const canvas = this.renderer.domElement;
canvas.addEventListener("mousedown", this.onPointerDown.bind(this));
canvas.addEventListener("mousemove", this.onPointerMove.bind(this));
canvas.addEventListener("mouseup", this.onPointerUp.bind(this));
canvas.addEventListener("mouseleave", this.onPointerUp.bind(this));
new ResizeObserver(() => {
const w = this.canvasContainer.clientWidth;
const h = this.canvasContainer.clientHeight;
if (w && h) {
this.camera.aspect = w / h;
this.camera.updateProjectionMatrix();
this.renderer.setSize(w, h);
}
}).observe(this.canvasContainer);
}
notifyStateChange() {
if (this.onStateChange) this.onStateChange(this.state);
}
animate() {
requestAnimationFrame(() => this.animate());
this.renderer.render(this.scene, this.camera);
}
setState(newState) {
if (this.isDragging) return;
const cameraChanged = newState.azimuth !== void 0 && newState.azimuth !== this.state.azimuth || newState.elevation !== void 0 && newState.elevation !== this.state.elevation || newState.distance !== void 0 && newState.distance !== this.state.distance;
if (newState.azimuth !== void 0) {
this.state.azimuth = newState.azimuth;
this.liveAzimuth = newState.azimuth;
}
if (newState.elevation !== void 0) {
this.state.elevation = newState.elevation;
this.liveElevation = newState.elevation;
}
if (newState.distance !== void 0) {
this.state.distance = newState.distance;
this.liveDistance = newState.distance;
}
if (newState.lightAzimuth !== void 0) {
this.state.lightAzimuth = newState.lightAzimuth;
this.liveLightAzimuth = newState.lightAzimuth;
}
if (newState.lightElevation !== void 0) {
this.state.lightElevation = newState.lightElevation;
this.liveLightElevation = newState.lightElevation;
}
if (newState.lightColor !== void 0) {
this.state.lightColor = newState.lightColor;
this.updateHSVFromHex(newState.lightColor);
}
if (newState.enableLight !== void 0) {
this.state.enableLight = newState.enableLight;
this.tabLight.classList.toggle("disabled", !newState.enableLight);
if (!newState.enableLight && this.currentMode === "light") {
this.switchMode("camera");
}
}
if (cameraChanged && this.currentMode === "light") {
this.switchMode("camera");
}
const lightChanged = newState.lightAzimuth !== void 0 && newState.lightAzimuth !== this.state.lightAzimuth || newState.lightElevation !== void 0 && newState.lightElevation !== this.state.lightElevation;
if (lightChanged && this.currentMode === "camera" && this.state.enableLight) {
this.switchMode("light");
}
this.updateDisplay();
this.updateVisuals();
}
updateHSVFromHex(hex) {
if (!hex) return;
const c = new Color(hex);
const hsl = { h: 0, s: 0, l: 0 };
c.getHSL(hsl);
this.liveH = hsl.h;
this.liveS = hsl.s;
this.liveV = 1;
}
// Color Picker Methods - Using Native Browser Picker
openColorPicker() {
let input = document.getElementById("tk-native-color-input");
if (!input) {
input = document.createElement("input");
input.id = "tk-native-color-input";
input.type = "color";
input.style.position = "fixed";
input.style.width = "1px";
input.style.height = "1px";
input.style.opacity = "0";
input.style.pointerEvents = "none";
document.body.appendChild(input);
input.addEventListener("input", (e) => {
const val = e.target.value;
this.state.lightColor = val;
this.updateDisplay();
this.updateVisuals();
});
input.addEventListener("change", (e) => {
const val = e.target.value;
this.state.lightColor = val;
this.updateDisplay();
this.updateVisuals();
this.notifyStateChange();
});
}
const colorBtn = this.container.querySelector("#param-light-color");
if (colorBtn) {
const rect = colorBtn.getBoundingClientRect();
input.style.left = `${rect.right + 10}px`;
input.style.top = `${rect.top}px`;
}
input.value = this.state.lightColor;
input.click();
}
// Legacy methods kept for compatibility
closeColorPicker() {
if (this.colorPickerOverlay) {
this.colorPickerOverlay.remove();
this.colorPickerOverlay = null;
}
}
handleHueRingClick(_e, _ring, _cursor, _triangle2, _preview, _hexInput) {
}
handleSVClick(_e, _triangle2, _cursor, _preview, _hexInput) {
}
positionHueCursor(_cursor, _hue) {
}
updateTriangleGradient(_triangle2, _hue) {
}
updateColorPreview(_preview, _hexInput) {
}
dispose() {
}
setCameraView(_enabled) {
}
updateImage(url) {
if (url) {
const img = new Image();
if (!url.startsWith("data:")) {
img.crossOrigin = "anonymous";
}
img.onload = () => {
const tex = new Texture(img);
tex.colorSpace = SRGBColorSpace;
tex.needsUpdate = true;
this.planeMat.map = tex;
this.planeMat.color.set(16777215);
this.planeMat.needsUpdate = true;
const ar = img.width / img.height;
const maxSize = 1.2;
let scaleX, scaleY;
if (ar > 1) {
scaleX = maxSize;
scaleY = maxSize / ar;
} else {
scaleY = maxSize;
scaleX = maxSize * ar;
}
this.imagePlane.scale.set(scaleX, scaleY, 1);
this.imageFrame.scale.set(scaleX, scaleY, 1);
};
img.onerror = () => {
this.planeMat.map = null;
this.planeMat.color.set(15285634);
this.planeMat.needsUpdate = true;
};
img.src = url;
} else {
this.planeMat.map = null;
this.planeMat.color.set(2236979);
this.planeMat.needsUpdate = true;
this.imagePlane.scale.set(1, 1, 1);
this.imageFrame.scale.set(1, 1, 1);
}
}
resetToDefaults() {
if (this.currentMode === "camera") {
this.state.azimuth = 0;
this.state.elevation = 0;
this.state.distance = 5;
this.liveAzimuth = 0;
this.liveElevation = 0;
this.liveDistance = 5;
} else {
this.state.lightAzimuth = 45;
this.state.lightElevation = 45;
this.state.lightColor = "#ffffff";
this.liveLightAzimuth = 45;
this.liveLightElevation = 45;
this.updateHSVFromHex("#ffffff");
}
this.updateDisplay();
this.updateVisuals();
this.notifyStateChange();
}
}
const widgetInstances = /* @__PURE__ */ new Map();
function createCameraWidget(node) {
const container = document.createElement("div");
container.id = `tk-viewlight-widget-${node.id}`;
container.style.width = "100%";
container.style.height = "100%";
container.style.minHeight = "350px";
const getWidgetValue = (name, defaultValue) => {
var _a;
const widget2 = (_a = node.widgets) == null ? void 0 : _a.find((w) => w.name === name);
return widget2 ? Number(widget2.value) : defaultValue;
};
const getBoolValue = (name, defaultValue) => {
var _a;
const widget2 = (_a = node.widgets) == null ? void 0 : _a.find((w) => w.name === name);
return widget2 ? Boolean(widget2.value) : defaultValue;
};
const getStringValue = (name, defaultValue) => {
var _a;
const widget2 = (_a = node.widgets) == null ? void 0 : _a.find((w) => w.name === name);
return widget2 ? String(widget2.value) : defaultValue;
};
const initialState = {
azimuth: getWidgetValue("horizontal_angle", 0),
elevation: getWidgetValue("vertical_angle", 0),
distance: getWidgetValue("zoom", 5),
enableLight: getBoolValue("enable_light", false),
lightAzimuth: getWidgetValue("light_horizontal", 45),
lightElevation: getWidgetValue("light_vertical", 45),
lightColor: getStringValue("light_color", "#FFFFFF")
};
const widget = node.addDOMWidget(
"camera_preview",
"tk-view-light",
container,
{
getMinHeight: () => 370,
hideOnZoom: false,
serialize: false
}
);
setTimeout(() => {
var _a;
const cameraWidget = new CameraWidget({
node,
container,
initialState,
onStateChange: (state) => {
var _a2, _b, _c, _d, _e, _f, _g;
const hWidget = (_a2 = node.widgets) == null ? void 0 : _a2.find((w) => w.name === "horizontal_angle");
const vWidget = (_b = node.widgets) == null ? void 0 : _b.find((w) => w.name === "vertical_angle");
const zWidget = (_c = node.widgets) == null ? void 0 : _c.find((w) => w.name === "zoom");
const lhWidget = (_d = node.widgets) == null ? void 0 : _d.find((w) => w.name === "light_horizontal");
const lvWidget = (_e = node.widgets) == null ? void 0 : _e.find((w) => w.name === "light_vertical");
const lcWidget2 = (_f = node.widgets) == null ? void 0 : _f.find((w) => w.name === "light_color");
if (hWidget) hWidget.value = state.azimuth;
if (vWidget) vWidget.value = state.elevation;
if (zWidget) zWidget.value = state.distance;
if (lhWidget) lhWidget.value = state.lightAzimuth;
if (lvWidget) lvWidget.value = state.lightElevation;
if (lcWidget2) lcWidget2.value = state.lightColor;
(_g = app.graph) == null ? void 0 : _g.setDirtyCanvas(true, true);
}
});
widgetInstances.set(node.id, cameraWidget);
const setupWidgetSync = (widgetName, cam) => {
var _a2;
const w = (_a2 = node.widgets) == null ? void 0 : _a2.find((widget2) => widget2.name === widgetName);
if (w) {
const origCallback = w.callback;
w.callback = (value) => {
if (origCallback) origCallback.call(w, value);
if (widgetName === "horizontal_angle") cam.setState({ azimuth: Number(value) });
else if (widgetName === "vertical_angle") cam.setState({ elevation: Number(value) });
else if (widgetName === "zoom") cam.setState({ distance: Number(value) });
else if (widgetName === "enable_light") cam.setState({ enableLight: Boolean(value) });
else if (widgetName === "light_horizontal") cam.setState({ lightAzimuth: Number(value) });
else if (widgetName === "light_vertical") cam.setState({ lightElevation: Number(value) });
else if (widgetName === "light_color") cam.setState({ lightColor: String(value) });
};
}
};
setupWidgetSync("horizontal_angle", cameraWidget);
setupWidgetSync("vertical_angle", cameraWidget);
setupWidgetSync("zoom", cameraWidget);
setupWidgetSync("enable_light", cameraWidget);
setupWidgetSync("light_horizontal", cameraWidget);
setupWidgetSync("light_vertical", cameraWidget);
setupWidgetSync("light_color", cameraWidget);
const lcWidget = (_a = node.widgets) == null ? void 0 : _a.find((w) => w.name === "light_color");
if (lcWidget && lcWidget.element) {
const inputEl = lcWidget.element.querySelector ? lcWidget.element.querySelector("input") : lcWidget.element;
if (inputEl) {
inputEl.addEventListener("click", (e) => {
e.preventDefault();
e.stopPropagation();
cameraWidget.openColorPicker();
});
}
}
}, 100);
widget.onRemove = () => {
const cameraWidget = widgetInstances.get(node.id);
if (cameraWidget) {
cameraWidget.dispose();
widgetInstances.delete(node.id);
}
};
return { widget };
}
function setupImageInput(node) {
const originalOnConnectionsChange = node.onConnectionsChange;
node.onConnectionsChange = function(slotType, slotIndex, isConnected, link, ioSlot) {
if (originalOnConnectionsChange) {
originalOnConnectionsChange.call(this, slotType, slotIndex, isConnected, link, ioSlot);
}
if (slotType === 1 && slotIndex === 0) {
const cameraWidget = widgetInstances.get(node.id);
if (cameraWidget && !isConnected) {
cameraWidget.updateImage(null);
}
}
};
}
app.registerExtension({
name: "ComfyUI.TKViewAndLight",
nodeCreated(node) {
var _a;
if (((_a = node.constructor) == null ? void 0 : _a.comfyClass) !== "TK_View_And_Light") {
return;
}
const [oldWidth, oldHeight] = node.size;
node.setSize([Math.max(oldWidth, 350), Math.max(oldHeight, 520)]);
createCameraWidget(node);
setupImageInput(node);
}
});
api.addEventListener("executed", (event) => {
var _a;
const detail = event.detail;
if (!(detail == null ? void 0 : detail.node) || !(detail == null ? void 0 : detail.output)) return;
const nodeId = parseInt(detail.node, 10);
const cameraWidget = widgetInstances.get(nodeId);
if (!cameraWidget) return;
const imageBase64 = (_a = detail.output) == null ? void 0 : _a.image_base64;
if (imageBase64 && imageBase64.length > 0 && imageBase64[0]) {
cameraWidget.updateImage(imageBase64[0]);
}
});
export {
CameraWidget
};
//# sourceMappingURL=main.js.map
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