Babylon.js/dist/preview release/loaders/babylonjs.loaders.js

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		root["LOADERS"] = factory(root["BABYLON"]);
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/***/ "../../node_modules/tslib/tslib.es6.js":
/*!***********************************************************!*\
  !*** E:/Repos/Babylon.js/node_modules/tslib/tslib.es6.js ***!
  \***********************************************************/
/*! exports provided: __extends, __assign, __rest, __decorate, __param, __metadata, __awaiter, __generator, __exportStar, __values, __read, __spread, __spreadArrays, __await, __asyncGenerator, __asyncDelegator, __asyncValues, __makeTemplateObject, __importStar, __importDefault */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__extends", function() { return __extends; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__assign", function() { return __assign; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__rest", function() { return __rest; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__decorate", function() { return __decorate; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__param", function() { return __param; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__metadata", function() { return __metadata; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__awaiter", function() { return __awaiter; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__generator", function() { return __generator; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__exportStar", function() { return __exportStar; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__values", function() { return __values; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__read", function() { return __read; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__spread", function() { return __spread; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__spreadArrays", function() { return __spreadArrays; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__await", function() { return __await; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__asyncGenerator", function() { return __asyncGenerator; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__asyncDelegator", function() { return __asyncDelegator; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__asyncValues", function() { return __asyncValues; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__makeTemplateObject", function() { return __makeTemplateObject; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__importStar", function() { return __importStar; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "__importDefault", function() { return __importDefault; });
/*! *****************************************************************************
Copyright (c) Microsoft Corporation. All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License"); you may not use
this file except in compliance with the License. You may obtain a copy of the
License at http://www.apache.org/licenses/LICENSE-2.0

THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
MERCHANTABLITY OR NON-INFRINGEMENT.

See the Apache Version 2.0 License for specific language governing permissions
and limitations under the License.
***************************************************************************** */
/* global Reflect, Promise */

var extendStatics = function(d, b) {
    extendStatics = Object.setPrototypeOf ||
        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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};

function __extends(d, b) {
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}

function __rest(s, e) {
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function __metadata(metadataKey, metadataValue) {
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function __exportStar(m, exports) {
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function __values(o) {
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function __await(v) {
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    function verb(n) { i[n] = o[n] && function (v) { return new Promise(function (resolve, reject) { v = o[n](v), settle(resolve, reject, v.done, v.value); }); }; }
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/***/ }),

/***/ "../../node_modules/webpack/buildin/global.js":
/*!***********************************!*\
  !*** (webpack)/buildin/global.js ***!
  \***********************************/
/*! no static exports found */
/***/ (function(module, exports) {

var g;

// This works in non-strict mode
g = (function() {
	return this;
})();

try {
	// This works if eval is allowed (see CSP)
	g = g || new Function("return this")();
} catch (e) {
	// This works if the window reference is available
	if (typeof window === "object") g = window;
}

// g can still be undefined, but nothing to do about it...
// We return undefined, instead of nothing here, so it's
// easier to handle this case. if(!global) { ...}

module.exports = g;


/***/ }),

/***/ "./OBJ/index.ts":
/*!**********************!*\
  !*** ./OBJ/index.ts ***!
  \**********************/
/*! exports provided: MTLFileLoader, OBJFileLoader */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony import */ var _mtlFileLoader__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./mtlFileLoader */ "./OBJ/mtlFileLoader.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "MTLFileLoader", function() { return _mtlFileLoader__WEBPACK_IMPORTED_MODULE_0__["MTLFileLoader"]; });

/* harmony import */ var _objFileLoader__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./objFileLoader */ "./OBJ/objFileLoader.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "OBJFileLoader", function() { return _objFileLoader__WEBPACK_IMPORTED_MODULE_1__["OBJFileLoader"]; });





/***/ }),

/***/ "./OBJ/mtlFileLoader.ts":
/*!******************************!*\
  !*** ./OBJ/mtlFileLoader.ts ***!
  \******************************/
/*! exports provided: MTLFileLoader */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "MTLFileLoader", function() { return MTLFileLoader; });
/* harmony import */ var babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! babylonjs/Maths/math */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__);



/**
 * Class reading and parsing the MTL file bundled with the obj file.
 */
var MTLFileLoader = /** @class */ (function () {
    function MTLFileLoader() {
        /**
         * All material loaded from the mtl will be set here
         */
        this.materials = [];
    }
    /**
     * This function will read the mtl file and create each material described inside
     * This function could be improve by adding :
     * -some component missing (Ni, Tf...)
     * -including the specific options available
     *
     * @param scene defines the scene the material will be created in
     * @param data defines the mtl data to parse
     * @param rootUrl defines the rooturl to use in order to load relative dependencies
     * @param forAssetContainer defines if the material should be registered in the scene
     */
    MTLFileLoader.prototype.parseMTL = function (scene, data, rootUrl, forAssetContainer) {
        if (data instanceof ArrayBuffer) {
            return;
        }
        //Split the lines from the file
        var lines = data.split('\n');
        //Space char
        var delimiter_pattern = /\s+/;
        //Array with RGB colors
        var color;
        //New material
        var material = null;
        //Look at each line
        for (var i = 0; i < lines.length; i++) {
            var line = lines[i].trim();
            // Blank line or comment
            if (line.length === 0 || line.charAt(0) === '#') {
                continue;
            }
            //Get the first parameter (keyword)
            var pos = line.indexOf(' ');
            var key = (pos >= 0) ? line.substring(0, pos) : line;
            key = key.toLowerCase();
            //Get the data following the key
            var value = (pos >= 0) ? line.substring(pos + 1).trim() : "";
            //This mtl keyword will create the new material
            if (key === "newmtl") {
                //Check if it is the first material.
                // Materials specifications are described after this keyword.
                if (material) {
                    //Add the previous material in the material array.
                    this.materials.push(material);
                }
                //Create a new material.
                // value is the name of the material read in the mtl file
                scene._blockEntityCollection = forAssetContainer;
                material = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["StandardMaterial"](value, scene);
                scene._blockEntityCollection = false;
            }
            else if (key === "kd" && material) {
                // Diffuse color (color under white light) using RGB values
                //value  = "r g b"
                color = value.split(delimiter_pattern, 3).map(parseFloat);
                //color = [r,g,b]
                //Set tghe color into the material
                material.diffuseColor = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Color3"].FromArray(color);
            }
            else if (key === "ka" && material) {
                // Ambient color (color under shadow) using RGB values
                //value = "r g b"
                color = value.split(delimiter_pattern, 3).map(parseFloat);
                //color = [r,g,b]
                //Set tghe color into the material
                material.ambientColor = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Color3"].FromArray(color);
            }
            else if (key === "ks" && material) {
                // Specular color (color when light is reflected from shiny surface) using RGB values
                //value = "r g b"
                color = value.split(delimiter_pattern, 3).map(parseFloat);
                //color = [r,g,b]
                //Set the color into the material
                material.specularColor = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Color3"].FromArray(color);
            }
            else if (key === "ke" && material) {
                // Emissive color using RGB values
                color = value.split(delimiter_pattern, 3).map(parseFloat);
                material.emissiveColor = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Color3"].FromArray(color);
            }
            else if (key === "ns" && material) {
                //value = "Integer"
                material.specularPower = parseFloat(value);
            }
            else if (key === "d" && material) {
                //d is dissolve for current material. It mean alpha for BABYLON
                material.alpha = parseFloat(value);
                //Texture
                //This part can be improved by adding the possible options of texture
            }
            else if (key === "map_ka" && material) {
                // ambient texture map with a loaded image
                //We must first get the folder of the image
                material.ambientTexture = MTLFileLoader._getTexture(rootUrl, value, scene);
            }
            else if (key === "map_kd" && material) {
                // Diffuse texture map with a loaded image
                material.diffuseTexture = MTLFileLoader._getTexture(rootUrl, value, scene);
            }
            else if (key === "map_ks" && material) {
                // Specular texture map with a loaded image
                //We must first get the folder of the image
                material.specularTexture = MTLFileLoader._getTexture(rootUrl, value, scene);
            }
            else if (key === "map_ns") {
                //Specular
                //Specular highlight component
                //We must first get the folder of the image
                //
                //Not supported by BABYLON
                //
                //    continue;
            }
            else if (key === "map_bump" && material) {
                //The bump texture
                material.bumpTexture = MTLFileLoader._getTexture(rootUrl, value, scene);
            }
            else if (key === "map_d" && material) {
                // The dissolve of the material
                material.opacityTexture = MTLFileLoader._getTexture(rootUrl, value, scene);
                //Options for illumination
            }
            else if (key === "illum") {
                //Illumination
                if (value === "0") {
                    //That mean Kd == Kd
                }
                else if (value === "1") {
                    //Color on and Ambient on
                }
                else if (value === "2") {
                    //Highlight on
                }
                else if (value === "3") {
                    //Reflection on and Ray trace on
                }
                else if (value === "4") {
                    //Transparency: Glass on, Reflection: Ray trace on
                }
                else if (value === "5") {
                    //Reflection: Fresnel on and Ray trace on
                }
                else if (value === "6") {
                    //Transparency: Refraction on, Reflection: Fresnel off and Ray trace on
                }
                else if (value === "7") {
                    //Transparency: Refraction on, Reflection: Fresnel on and Ray trace on
                }
                else if (value === "8") {
                    //Reflection on and Ray trace off
                }
                else if (value === "9") {
                    //Transparency: Glass on, Reflection: Ray trace off
                }
                else if (value === "10") {
                    //Casts shadows onto invisible surfaces
                }
            }
            else {
                // console.log("Unhandled expression at line : " + i +'\n' + "with value : " + line);
            }
        }
        //At the end of the file, add the last material
        if (material) {
            this.materials.push(material);
        }
    };
    /**
     * Gets the texture for the material.
     *
     * If the material is imported from input file,
     * We sanitize the url to ensure it takes the textre from aside the material.
     *
     * @param rootUrl The root url to load from
     * @param value The value stored in the mtl
     * @return The Texture
     */
    MTLFileLoader._getTexture = function (rootUrl, value, scene) {
        if (!value) {
            return null;
        }
        var url = rootUrl;
        // Load from input file.
        if (rootUrl === "file:") {
            var lastDelimiter = value.lastIndexOf("\\");
            if (lastDelimiter === -1) {
                lastDelimiter = value.lastIndexOf("/");
            }
            if (lastDelimiter > -1) {
                url += value.substr(lastDelimiter + 1);
            }
            else {
                url += value;
            }
        }
        // Not from input file.
        else {
            url += value;
        }
        return new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Texture"](url, scene, false, MTLFileLoader.INVERT_TEXTURE_Y);
    };
    /**
     * Invert Y-Axis of referenced textures on load
     */
    MTLFileLoader.INVERT_TEXTURE_Y = true;
    return MTLFileLoader;
}());



/***/ }),

/***/ "./OBJ/objFileLoader.ts":
/*!******************************!*\
  !*** ./OBJ/objFileLoader.ts ***!
  \******************************/
/*! exports provided: OBJFileLoader */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "OBJFileLoader", function() { return OBJFileLoader; });
/* harmony import */ var babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! babylonjs/Maths/math */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__);
/* harmony import */ var _mtlFileLoader__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./mtlFileLoader */ "./OBJ/mtlFileLoader.ts");








/**
 * OBJ file type loader.
 * This is a babylon scene loader plugin.
 */
var OBJFileLoader = /** @class */ (function () {
    /**
     * Creates loader for .OBJ files
     *
     * @param meshLoadOptions options for loading and parsing OBJ/MTL files.
     */
    function OBJFileLoader(meshLoadOptions) {
        /**
         * Defines the name of the plugin.
         */
        this.name = "obj";
        /**
         * Defines the extension the plugin is able to load.
         */
        this.extensions = ".obj";
        /** @hidden */
        this.obj = /^o/;
        /** @hidden */
        this.group = /^g/;
        /** @hidden */
        this.mtllib = /^mtllib /;
        /** @hidden */
        this.usemtl = /^usemtl /;
        /** @hidden */
        this.smooth = /^s /;
        /** @hidden */
        this.vertexPattern = /v( +[\d|\.|\+|\-|e|E]+){3,7}/;
        // vn float float float
        /** @hidden */
        this.normalPattern = /vn( +[\d|\.|\+|\-|e|E]+)( +[\d|\.|\+|\-|e|E]+)( +[\d|\.|\+|\-|e|E]+)/;
        // vt float float
        /** @hidden */
        this.uvPattern = /vt( +[\d|\.|\+|\-|e|E]+)( +[\d|\.|\+|\-|e|E]+)/;
        // f vertex vertex vertex ...
        /** @hidden */
        this.facePattern1 = /f\s+(([\d]{1,}[\s]?){3,})+/;
        // f vertex/uvs vertex/uvs vertex/uvs ...
        /** @hidden */
        this.facePattern2 = /f\s+((([\d]{1,}\/[\d]{1,}[\s]?){3,})+)/;
        // f vertex/uvs/normal vertex/uvs/normal vertex/uvs/normal ...
        /** @hidden */
        this.facePattern3 = /f\s+((([\d]{1,}\/[\d]{1,}\/[\d]{1,}[\s]?){3,})+)/;
        // f vertex//normal vertex//normal vertex//normal ...
        /** @hidden */
        this.facePattern4 = /f\s+((([\d]{1,}\/\/[\d]{1,}[\s]?){3,})+)/;
        // f -vertex/-uvs/-normal -vertex/-uvs/-normal -vertex/-uvs/-normal ...
        /** @hidden */
        this.facePattern5 = /f\s+(((-[\d]{1,}\/-[\d]{1,}\/-[\d]{1,}[\s]?){3,})+)/;
        this._forAssetContainer = false;
        this._meshLoadOptions = meshLoadOptions || OBJFileLoader.currentMeshLoadOptions;
    }
    Object.defineProperty(OBJFileLoader, "INVERT_TEXTURE_Y", {
        /**
         * Invert Y-Axis of referenced textures on load
         */
        get: function () {
            return _mtlFileLoader__WEBPACK_IMPORTED_MODULE_1__["MTLFileLoader"].INVERT_TEXTURE_Y;
        },
        set: function (value) {
            _mtlFileLoader__WEBPACK_IMPORTED_MODULE_1__["MTLFileLoader"].INVERT_TEXTURE_Y = value;
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(OBJFileLoader, "currentMeshLoadOptions", {
        get: function () {
            return {
                ComputeNormals: OBJFileLoader.COMPUTE_NORMALS,
                ImportVertexColors: OBJFileLoader.IMPORT_VERTEX_COLORS,
                InvertY: OBJFileLoader.INVERT_Y,
                InvertTextureY: OBJFileLoader.INVERT_TEXTURE_Y,
                UVScaling: OBJFileLoader.UV_SCALING,
                MaterialLoadingFailsSilently: OBJFileLoader.MATERIAL_LOADING_FAILS_SILENTLY,
                OptimizeWithUV: OBJFileLoader.OPTIMIZE_WITH_UV,
                SkipMaterials: OBJFileLoader.SKIP_MATERIALS
            };
        },
        enumerable: true,
        configurable: true
    });
    /**
     * Calls synchronously the MTL file attached to this obj.
     * Load function or importMesh function don't enable to load 2 files in the same time asynchronously.
     * Without this function materials are not displayed in the first frame (but displayed after).
     * In consequence it is impossible to get material information in your HTML file
     *
     * @param url The URL of the MTL file
     * @param rootUrl
     * @param onSuccess Callback function to be called when the MTL file is loaded
     * @private
     */
    OBJFileLoader.prototype._loadMTL = function (url, rootUrl, onSuccess, onFailure) {
        //The complete path to the mtl file
        var pathOfFile = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Tools"].BaseUrl + rootUrl + url;
        // Loads through the babylon tools to allow fileInput search.
        babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Tools"].LoadFile(pathOfFile, onSuccess, undefined, undefined, false, function (request, exception) {
            onFailure(pathOfFile, exception);
        });
    };
    /**
     * Instantiates a OBJ file loader plugin.
     * @returns the created plugin
     */
    OBJFileLoader.prototype.createPlugin = function () {
        return new OBJFileLoader(OBJFileLoader.currentMeshLoadOptions);
    };
    /**
     * If the data string can be loaded directly.
     *
     * @param data string containing the file data
     * @returns if the data can be loaded directly
     */
    OBJFileLoader.prototype.canDirectLoad = function (data) {
        return false;
    };
    /**
     * Imports one or more meshes from the loaded OBJ data and adds them to the scene
     * @param meshesNames a string or array of strings of the mesh names that should be loaded from the file
     * @param scene the scene the meshes should be added to
     * @param data the OBJ data to load
     * @param rootUrl root url to load from
     * @param onProgress event that fires when loading progress has occured
     * @param fileName Defines the name of the file to load
     * @returns a promise containg the loaded meshes, particles, skeletons and animations
     */
    OBJFileLoader.prototype.importMeshAsync = function (meshesNames, scene, data, rootUrl, onProgress, fileName) {
        //get the meshes from OBJ file
        return this._parseSolid(meshesNames, scene, data, rootUrl).then(function (meshes) {
            return {
                meshes: meshes,
                particleSystems: [],
                skeletons: [],
                animationGroups: []
            };
        });
    };
    /**
     * Imports all objects from the loaded OBJ data and adds them to the scene
     * @param scene the scene the objects should be added to
     * @param data the OBJ data to load
     * @param rootUrl root url to load from
     * @param onProgress event that fires when loading progress has occured
     * @param fileName Defines the name of the file to load
     * @returns a promise which completes when objects have been loaded to the scene
     */
    OBJFileLoader.prototype.loadAsync = function (scene, data, rootUrl, onProgress, fileName) {
        //Get the 3D model
        return this.importMeshAsync(null, scene, data, rootUrl, onProgress).then(function () {
            // return void
        });
    };
    /**
     * Load into an asset container.
     * @param scene The scene to load into
     * @param data The data to import
     * @param rootUrl The root url for scene and resources
     * @param onProgress The callback when the load progresses
     * @param fileName Defines the name of the file to load
     * @returns The loaded asset container
     */
    OBJFileLoader.prototype.loadAssetContainerAsync = function (scene, data, rootUrl, onProgress, fileName) {
        var _this = this;
        this._forAssetContainer = true;
        return this.importMeshAsync(null, scene, data, rootUrl).then(function (result) {
            var container = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["AssetContainer"](scene);
            result.meshes.forEach(function (mesh) { return container.meshes.push(mesh); });
            result.meshes.forEach(function (mesh) {
                var material = mesh.material;
                if (material) {
                    // Materials
                    if (container.materials.indexOf(material) == -1) {
                        container.materials.push(material);
                        // Textures
                        var textures = material.getActiveTextures();
                        textures.forEach(function (t) {
                            if (container.textures.indexOf(t) == -1) {
                                container.textures.push(t);
                            }
                        });
                    }
                }
            });
            _this._forAssetContainer = false;
            return container;
        }).catch(function (ex) {
            _this._forAssetContainer = false;
            throw ex;
        });
    };
    /**
     * Read the OBJ file and create an Array of meshes.
     * Each mesh contains all information given by the OBJ and the MTL file.
     * i.e. vertices positions and indices, optional normals values, optional UV values, optional material
     *
     * @param meshesNames
     * @param scene Scene The scene where are displayed the data
     * @param data String The content of the obj file
     * @param rootUrl String The path to the folder
     * @returns Array<AbstractMesh>
     * @private
     */
    OBJFileLoader.prototype._parseSolid = function (meshesNames, scene, data, rootUrl) {
        var _this = this;
        var positions = []; //values for the positions of vertices
        var normals = []; //Values for the normals
        var uvs = []; //Values for the textures
        var colors = [];
        var meshesFromObj = []; //[mesh] Contains all the obj meshes
        var handledMesh; //The current mesh of meshes array
        var indicesForBabylon = []; //The list of indices for VertexData
        var wrappedPositionForBabylon = []; //The list of position in vectors
        var wrappedUvsForBabylon = []; //Array with all value of uvs to match with the indices
        var wrappedColorsForBabylon = []; // Array with all color values to match with the indices
        var wrappedNormalsForBabylon = []; //Array with all value of normals to match with the indices
        var tuplePosNorm = []; //Create a tuple with indice of Position, Normal, UV  [pos, norm, uvs]
        var curPositionInIndices = 0;
        var hasMeshes = false; //Meshes are defined in the file
        var unwrappedPositionsForBabylon = []; //Value of positionForBabylon w/o Vector3() [x,y,z]
        var unwrappedColorsForBabylon = []; // Value of colorForBabylon w/o Color4() [r,g,b,a]
        var unwrappedNormalsForBabylon = []; //Value of normalsForBabylon w/o Vector3()  [x,y,z]
        var unwrappedUVForBabylon = []; //Value of uvsForBabylon w/o Vector3()      [x,y,z]
        var triangles = []; //Indices from new triangles coming from polygons
        var materialNameFromObj = ""; //The name of the current material
        var fileToLoad = ""; //The name of the mtlFile to load
        var materialsFromMTLFile = new _mtlFileLoader__WEBPACK_IMPORTED_MODULE_1__["MTLFileLoader"]();
        var objMeshName = ""; //The name of the current obj mesh
        var increment = 1; //Id for meshes created by the multimaterial
        var isFirstMaterial = true;
        var grayColor = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Color4"](0.5, 0.5, 0.5, 1);
        /**
         * Search for obj in the given array.
         * This function is called to check if a couple of data already exists in an array.
         *
         * If found, returns the index of the founded tuple index. Returns -1 if not found
         * @param arr Array<{ normals: Array<number>, idx: Array<number> }>
         * @param obj Array<number>
         * @returns {boolean}
         */
        var isInArray = function (arr, obj) {
            if (!arr[obj[0]]) {
                arr[obj[0]] = { normals: [], idx: [] };
            }
            var idx = arr[obj[0]].normals.indexOf(obj[1]);
            return idx === -1 ? -1 : arr[obj[0]].idx[idx];
        };
        var isInArrayUV = function (arr, obj) {
            if (!arr[obj[0]]) {
                arr[obj[0]] = { normals: [], idx: [], uv: [] };
            }
            var idx = arr[obj[0]].normals.indexOf(obj[1]);
            if (idx != 1 && (obj[2] === arr[obj[0]].uv[idx])) {
                return arr[obj[0]].idx[idx];
            }
            return -1;
        };
        /**
         * This function set the data for each triangle.
         * Data are position, normals and uvs
         * If a tuple of (position, normal) is not set, add the data into the corresponding array
         * If the tuple already exist, add only their indice
         *
         * @param indicePositionFromObj Integer The index in positions array
         * @param indiceUvsFromObj Integer The index in uvs array
         * @param indiceNormalFromObj Integer The index in normals array
         * @param positionVectorFromOBJ Vector3 The value of position at index objIndice
         * @param textureVectorFromOBJ Vector3 The value of uvs
         * @param normalsVectorFromOBJ Vector3 The value of normals at index objNormale
         */
        var setData = function (indicePositionFromObj, indiceUvsFromObj, indiceNormalFromObj, positionVectorFromOBJ, textureVectorFromOBJ, normalsVectorFromOBJ, positionColorsFromOBJ) {
            //Check if this tuple already exists in the list of tuples
            var _index;
            if (_this._meshLoadOptions.OptimizeWithUV) {
                _index = isInArrayUV(tuplePosNorm, [
                    indicePositionFromObj,
                    indiceNormalFromObj,
                    indiceUvsFromObj
                ]);
            }
            else {
                _index = isInArray(tuplePosNorm, [
                    indicePositionFromObj,
                    indiceNormalFromObj
                ]);
            }
            //If it not exists
            if (_index === -1) {
                //Add an new indice.
                //The array of indices is only an array with his length equal to the number of triangles - 1.
                //We add vertices data in this order
                indicesForBabylon.push(wrappedPositionForBabylon.length);
                //Push the position of vertice for Babylon
                //Each element is a Vector3(x,y,z)
                wrappedPositionForBabylon.push(positionVectorFromOBJ);
                //Push the uvs for Babylon
                //Each element is a Vector3(u,v)
                wrappedUvsForBabylon.push(textureVectorFromOBJ);
                //Push the normals for Babylon
                //Each element is a Vector3(x,y,z)
                wrappedNormalsForBabylon.push(normalsVectorFromOBJ);
                if (positionColorsFromOBJ !== undefined) {
                    //Push the colors for Babylon
                    //Each element is a BABYLON.Color4(r,g,b,a)
                    wrappedColorsForBabylon.push(positionColorsFromOBJ);
                }
                //Add the tuple in the comparison list
                tuplePosNorm[indicePositionFromObj].normals.push(indiceNormalFromObj);
                tuplePosNorm[indicePositionFromObj].idx.push(curPositionInIndices++);
                if (_this._meshLoadOptions.OptimizeWithUV) {
                    tuplePosNorm[indicePositionFromObj].uv.push(indiceUvsFromObj);
                }
            }
            else {
                //The tuple already exists
                //Add the index of the already existing tuple
                //At this index we can get the value of position, normal, color and uvs of vertex
                indicesForBabylon.push(_index);
            }
        };
        /**
         * Transform Vector() and BABYLON.Color() objects into numbers in an array
         */
        var unwrapData = function () {
            //Every array has the same length
            for (var l = 0; l < wrappedPositionForBabylon.length; l++) {
                //Push the x, y, z values of each element in the unwrapped array
                unwrappedPositionsForBabylon.push(wrappedPositionForBabylon[l].x, wrappedPositionForBabylon[l].y, wrappedPositionForBabylon[l].z);
                unwrappedNormalsForBabylon.push(wrappedNormalsForBabylon[l].x, wrappedNormalsForBabylon[l].y, wrappedNormalsForBabylon[l].z);
                unwrappedUVForBabylon.push(wrappedUvsForBabylon[l].x, wrappedUvsForBabylon[l].y); //z is an optional value not supported by BABYLON
            }
            if (_this._meshLoadOptions.ImportVertexColors === true) {
                //Push the r, g, b, a values of each element in the unwrapped array
                unwrappedColorsForBabylon.push(wrappedColorsForBabylon[l].r, wrappedColorsForBabylon[l].g, wrappedColorsForBabylon[l].b, wrappedColorsForBabylon[l].a);
            }
            // Reset arrays for the next new meshes
            wrappedPositionForBabylon = [];
            wrappedNormalsForBabylon = [];
            wrappedUvsForBabylon = [];
            wrappedColorsForBabylon = [];
            tuplePosNorm = [];
            curPositionInIndices = 0;
        };
        /**
         * Create triangles from polygons
         * It is important to notice that a triangle is a polygon
         * We get 5 patterns of face defined in OBJ File :
         * facePattern1 = ["1","2","3","4","5","6"]
         * facePattern2 = ["1/1","2/2","3/3","4/4","5/5","6/6"]
         * facePattern3 = ["1/1/1","2/2/2","3/3/3","4/4/4","5/5/5","6/6/6"]
         * facePattern4 = ["1//1","2//2","3//3","4//4","5//5","6//6"]
         * facePattern5 = ["-1/-1/-1","-2/-2/-2","-3/-3/-3","-4/-4/-4","-5/-5/-5","-6/-6/-6"]
         * Each pattern is divided by the same method
         * @param face Array[String] The indices of elements
         * @param v Integer The variable to increment
         */
        var getTriangles = function (faces, v) {
            //Work for each element of the array
            for (var faceIndex = v; faceIndex < faces.length - 1; faceIndex++) {
                //Add on the triangle variable the indexes to obtain triangles
                triangles.push(faces[0], faces[faceIndex], faces[faceIndex + 1]);
            }
            //Result obtained after 2 iterations:
            //Pattern1 => triangle = ["1","2","3","1","3","4"];
            //Pattern2 => triangle = ["1/1","2/2","3/3","1/1","3/3","4/4"];
            //Pattern3 => triangle = ["1/1/1","2/2/2","3/3/3","1/1/1","3/3/3","4/4/4"];
            //Pattern4 => triangle = ["1//1","2//2","3//3","1//1","3//3","4//4"];
            //Pattern5 => triangle = ["-1/-1/-1","-2/-2/-2","-3/-3/-3","-1/-1/-1","-3/-3/-3","-4/-4/-4"];
        };
        /**
         * Create triangles and push the data for each polygon for the pattern 1
         * In this pattern we get vertice positions
         * @param face
         * @param v
         */
        var setDataForCurrentFaceWithPattern1 = function (face, v) {
            //Get the indices of triangles for each polygon
            getTriangles(face, v);
            //For each element in the triangles array.
            //This var could contains 1 to an infinity of triangles
            for (var k = 0; k < triangles.length; k++) {
                // Set position indice
                var indicePositionFromObj = parseInt(triangles[k]) - 1;
                setData(indicePositionFromObj, 0, 0, //In the pattern 1, normals and uvs are not defined
                positions[indicePositionFromObj], //Get the vectors data
                babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Vector2"].Zero(), babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Vector3"].Up(), //Create default vectors
                _this._meshLoadOptions.ImportVertexColors === true ? colors[indicePositionFromObj] : undefined);
            }
            //Reset variable for the next line
            triangles = [];
        };
        /**
         * Create triangles and push the data for each polygon for the pattern 2
         * In this pattern we get vertice positions and uvsu
         * @param face
         * @param v
         */
        var setDataForCurrentFaceWithPattern2 = function (face, v) {
            //Get the indices of triangles for each polygon
            getTriangles(face, v);
            for (var k = 0; k < triangles.length; k++) {
                //triangle[k] = "1/1"
                //Split the data for getting position and uv
                var point = triangles[k].split("/"); // ["1", "1"]
                //Set position indice
                var indicePositionFromObj = parseInt(point[0]) - 1;
                //Set uv indice
                var indiceUvsFromObj = parseInt(point[1]) - 1;
                setData(indicePositionFromObj, indiceUvsFromObj, 0, //Default value for normals
                positions[indicePositionFromObj], //Get the values for each element
                uvs[indiceUvsFromObj], babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Vector3"].Up(), //Default value for normals
                _this._meshLoadOptions.ImportVertexColors === true ? colors[indicePositionFromObj] : undefined);
            }
            //Reset variable for the next line
            triangles = [];
        };
        /**
         * Create triangles and push the data for each polygon for the pattern 3
         * In this pattern we get vertice positions, uvs and normals
         * @param face
         * @param v
         */
        var setDataForCurrentFaceWithPattern3 = function (face, v) {
            //Get the indices of triangles for each polygon
            getTriangles(face, v);
            for (var k = 0; k < triangles.length; k++) {
                //triangle[k] = "1/1/1"
                //Split the data for getting position, uv, and normals
                var point = triangles[k].split("/"); // ["1", "1", "1"]
                // Set position indice
                var indicePositionFromObj = parseInt(point[0]) - 1;
                // Set uv indice
                var indiceUvsFromObj = parseInt(point[1]) - 1;
                // Set normal indice
                var indiceNormalFromObj = parseInt(point[2]) - 1;
                setData(indicePositionFromObj, indiceUvsFromObj, indiceNormalFromObj, positions[indicePositionFromObj], uvs[indiceUvsFromObj], normals[indiceNormalFromObj] //Set the vector for each component
                );
            }
            //Reset variable for the next line
            triangles = [];
        };
        /**
         * Create triangles and push the data for each polygon for the pattern 4
         * In this pattern we get vertice positions and normals
         * @param face
         * @param v
         */
        var setDataForCurrentFaceWithPattern4 = function (face, v) {
            getTriangles(face, v);
            for (var k = 0; k < triangles.length; k++) {
                //triangle[k] = "1//1"
                //Split the data for getting position and normals
                var point = triangles[k].split("//"); // ["1", "1"]
                // We check indices, and normals
                var indicePositionFromObj = parseInt(point[0]) - 1;
                var indiceNormalFromObj = parseInt(point[1]) - 1;
                setData(indicePositionFromObj, 1, //Default value for uv
                indiceNormalFromObj, positions[indicePositionFromObj], //Get each vector of data
                babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Vector2"].Zero(), normals[indiceNormalFromObj], _this._meshLoadOptions.ImportVertexColors === true ? colors[indicePositionFromObj] : undefined);
            }
            //Reset variable for the next line
            triangles = [];
        };
        /**
         * Create triangles and push the data for each polygon for the pattern 3
         * In this pattern we get vertice positions, uvs and normals
         * @param face
         * @param v
         */
        var setDataForCurrentFaceWithPattern5 = function (face, v) {
            //Get the indices of triangles for each polygon
            getTriangles(face, v);
            for (var k = 0; k < triangles.length; k++) {
                //triangle[k] = "-1/-1/-1"
                //Split the data for getting position, uv, and normals
                var point = triangles[k].split("/"); // ["-1", "-1", "-1"]
                // Set position indice
                var indicePositionFromObj = positions.length + parseInt(point[0]);
                // Set uv indice
                var indiceUvsFromObj = uvs.length + parseInt(point[1]);
                // Set normal indice
                var indiceNormalFromObj = normals.length + parseInt(point[2]);
                setData(indicePositionFromObj, indiceUvsFromObj, indiceNormalFromObj, positions[indicePositionFromObj], uvs[indiceUvsFromObj], normals[indiceNormalFromObj], //Set the vector for each component
                _this._meshLoadOptions.ImportVertexColors === true ? colors[indicePositionFromObj] : undefined);
            }
            //Reset variable for the next line
            triangles = [];
        };
        var addPreviousObjMesh = function () {
            //Check if it is not the first mesh. Otherwise we don't have data.
            if (meshesFromObj.length > 0) {
                //Get the previous mesh for applying the data about the faces
                //=> in obj file, faces definition append after the name of the mesh
                handledMesh = meshesFromObj[meshesFromObj.length - 1];
                //Set the data into Array for the mesh
                unwrapData();
                // Reverse tab. Otherwise face are displayed in the wrong sens
                indicesForBabylon.reverse();
                //Set the information for the mesh
                //Slice the array to avoid rewriting because of the fact this is the same var which be rewrited
                handledMesh.indices = indicesForBabylon.slice();
                handledMesh.positions = unwrappedPositionsForBabylon.slice();
                handledMesh.normals = unwrappedNormalsForBabylon.slice();
                handledMesh.uvs = unwrappedUVForBabylon.slice();
                if (_this._meshLoadOptions.ImportVertexColors === true) {
                    handledMesh.colors = unwrappedColorsForBabylon.slice();
                }
                //Reset the array for the next mesh
                indicesForBabylon = [];
                unwrappedPositionsForBabylon = [];
                unwrappedColorsForBabylon = [];
                unwrappedNormalsForBabylon = [];
                unwrappedUVForBabylon = [];
            }
        };
        //Main function
        //Split the file into lines
        var lines = data.split('\n');
        //Look at each line
        for (var i = 0; i < lines.length; i++) {
            var line = lines[i].trim().replace(/\s\s/g, " ");
            var result;
            //Comment or newLine
            if (line.length === 0 || line.charAt(0) === '#') {
                continue;
                //Get information about one position possible for the vertices
            }
            else if (this.vertexPattern.test(line)) {
                result = line.match(/[^ ]+/g); // match will return non-null due to passing regex pattern
                // Value of result with line: "v 1.0 2.0 3.0"
                // ["v", "1.0", "2.0", "3.0"]
                // Create a Vector3 with the position x, y, z
                positions.push(new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Vector3"](parseFloat(result[1]), parseFloat(result[2]), parseFloat(result[3])));
                if (this._meshLoadOptions.ImportVertexColors === true) {
                    if (result.length >= 7) {
                        // TODO: if these numbers are > 1 we can use Color4.FromInts(r,g,b,a)
                        colors.push(new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Color4"](parseFloat(result[4]), parseFloat(result[5]), parseFloat(result[6]), (result.length === 7 || result[7] === undefined) ? 1 : parseFloat(result[7])));
                    }
                    else {
                        // TODO: maybe push NULL and if all are NULL to skip (and remove grayColor var).
                        colors.push(grayColor);
                    }
                }
            }
            else if ((result = this.normalPattern.exec(line)) !== null) {
                //Create a Vector3 with the normals x, y, z
                //Value of result
                // ["vn 1.0 2.0 3.0", "1.0", "2.0", "3.0"]
                //Add the Vector in the list of normals
                normals.push(new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Vector3"](parseFloat(result[1]), parseFloat(result[2]), parseFloat(result[3])));
            }
            else if ((result = this.uvPattern.exec(line)) !== null) {
                //Create a Vector2 with the normals u, v
                //Value of result
                // ["vt 0.1 0.2 0.3", "0.1", "0.2"]
                //Add the Vector in the list of uvs
                uvs.push(new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Vector2"](parseFloat(result[1]) * OBJFileLoader.UV_SCALING.x, parseFloat(result[2]) * OBJFileLoader.UV_SCALING.y));
                //Identify patterns of faces
                //Face could be defined in different type of pattern
            }
            else if ((result = this.facePattern3.exec(line)) !== null) {
                //Value of result:
                //["f 1/1/1 2/2/2 3/3/3", "1/1/1 2/2/2 3/3/3"...]
                //Set the data for this face
                setDataForCurrentFaceWithPattern3(result[1].trim().split(" "), // ["1/1/1", "2/2/2", "3/3/3"]
                1);
            }
            else if ((result = this.facePattern4.exec(line)) !== null) {
                //Value of result:
                //["f 1//1 2//2 3//3", "1//1 2//2 3//3"...]
                //Set the data for this face
                setDataForCurrentFaceWithPattern4(result[1].trim().split(" "), // ["1//1", "2//2", "3//3"]
                1);
            }
            else if ((result = this.facePattern5.exec(line)) !== null) {
                //Value of result:
                //["f -1/-1/-1 -2/-2/-2 -3/-3/-3", "-1/-1/-1 -2/-2/-2 -3/-3/-3"...]
                //Set the data for this face
                setDataForCurrentFaceWithPattern5(result[1].trim().split(" "), // ["-1/-1/-1", "-2/-2/-2", "-3/-3/-3"]
                1);
            }
            else if ((result = this.facePattern2.exec(line)) !== null) {
                //Value of result:
                //["f 1/1 2/2 3/3", "1/1 2/2 3/3"...]
                //Set the data for this face
                setDataForCurrentFaceWithPattern2(result[1].trim().split(" "), // ["1/1", "2/2", "3/3"]
                1);
            }
            else if ((result = this.facePattern1.exec(line)) !== null) {
                //Value of result
                //["f 1 2 3", "1 2 3"...]
                //Set the data for this face
                setDataForCurrentFaceWithPattern1(result[1].trim().split(" "), // ["1", "2", "3"]
                1);
                //Define a mesh or an object
                //Each time this keyword is analysed, create a new Object with all data for creating a babylonMesh
            }
            else if (this.group.test(line) || this.obj.test(line)) {
                //Create a new mesh corresponding to the name of the group.
                //Definition of the mesh
                var objMesh = {
                    name: line.substring(2).trim(),
                    indices: undefined,
                    positions: undefined,
                    normals: undefined,
                    uvs: undefined,
                    colors: undefined,
                    materialName: ""
                };
                addPreviousObjMesh();
                //Push the last mesh created with only the name
                meshesFromObj.push(objMesh);
                //Set this variable to indicate that now meshesFromObj has objects defined inside
                hasMeshes = true;
                isFirstMaterial = true;
                increment = 1;
                //Keyword for applying a material
            }
            else if (this.usemtl.test(line)) {
                //Get the name of the material
                materialNameFromObj = line.substring(7).trim();
                //If this new material is in the same mesh
                if (!isFirstMaterial || !hasMeshes) {
                    //Set the data for the previous mesh
                    addPreviousObjMesh();
                    //Create a new mesh
                    var objMesh = 
                    //Set the name of the current obj mesh
                    {
                        name: (objMeshName || "mesh") + "_mm" + increment.toString(),
                        indices: undefined,
                        positions: undefined,
                        normals: undefined,
                        uvs: undefined,
                        colors: undefined,
                        materialName: materialNameFromObj
                    };
                    increment++;
                    //If meshes are already defined
                    meshesFromObj.push(objMesh);
                    hasMeshes = true;
                }
                //Set the material name if the previous line define a mesh
                if (hasMeshes && isFirstMaterial) {
                    //Set the material name to the previous mesh (1 material per mesh)
                    meshesFromObj[meshesFromObj.length - 1].materialName = materialNameFromObj;
                    isFirstMaterial = false;
                }
                //Keyword for loading the mtl file
            }
            else if (this.mtllib.test(line)) {
                //Get the name of mtl file
                fileToLoad = line.substring(7).trim();
                //Apply smoothing
            }
            else if (this.smooth.test(line)) {
                // smooth shading => apply smoothing
                //Today I don't know it work with babylon and with obj.
                //With the obj file  an integer is set
            }
            else {
                //If there is another possibility
                console.log("Unhandled expression at line : " + line);
            }
        }
        //At the end of the file, add the last mesh into the meshesFromObj array
        if (hasMeshes) {
            //Set the data for the last mesh
            handledMesh = meshesFromObj[meshesFromObj.length - 1];
            //Reverse indices for displaying faces in the good sense
            indicesForBabylon.reverse();
            //Get the good array
            unwrapData();
            //Set array
            handledMesh.indices = indicesForBabylon;
            handledMesh.positions = unwrappedPositionsForBabylon;
            handledMesh.normals = unwrappedNormalsForBabylon;
            handledMesh.uvs = unwrappedUVForBabylon;
            if (this._meshLoadOptions.ImportVertexColors === true) {
                handledMesh.colors = unwrappedColorsForBabylon;
            }
        }
        //If any o or g keyword found, create a mesh with a random id
        if (!hasMeshes) {
            // reverse tab of indices
            indicesForBabylon.reverse();
            //Get positions normals uvs
            unwrapData();
            //Set data for one mesh
            meshesFromObj.push({
                name: babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Geometry"].RandomId(),
                indices: indicesForBabylon,
                positions: unwrappedPositionsForBabylon,
                colors: unwrappedColorsForBabylon,
                normals: unwrappedNormalsForBabylon,
                uvs: unwrappedUVForBabylon,
                materialName: materialNameFromObj
            });
        }
        //Create a Mesh list
        var babylonMeshesArray = []; //The mesh for babylon
        var materialToUse = new Array();
        //Set data for each mesh
        for (var j = 0; j < meshesFromObj.length; j++) {
            //check meshesNames (stlFileLoader)
            if (meshesNames && meshesFromObj[j].name) {
                if (meshesNames instanceof Array) {
                    if (meshesNames.indexOf(meshesFromObj[j].name) === -1) {
                        continue;
                    }
                }
                else {
                    if (meshesFromObj[j].name !== meshesNames) {
                        continue;
                    }
                }
            }
            //Get the current mesh
            //Set the data with VertexBuffer for each mesh
            handledMesh = meshesFromObj[j];
            //Create a Mesh with the name of the obj mesh
            scene._blockEntityCollection = this._forAssetContainer;
            var babylonMesh = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Mesh"](meshesFromObj[j].name, scene);
            scene._blockEntityCollection = false;
            //Push the name of the material to an array
            //This is indispensable for the importMesh function
            materialToUse.push(meshesFromObj[j].materialName);
            var vertexData = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["VertexData"](); //The container for the values
            //Set the data for the babylonMesh
            vertexData.uvs = handledMesh.uvs;
            vertexData.indices = handledMesh.indices;
            vertexData.positions = handledMesh.positions;
            if (this._meshLoadOptions.ComputeNormals === true) {
                var normals_1 = new Array();
                babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["VertexData"].ComputeNormals(handledMesh.positions, handledMesh.indices, normals_1);
                vertexData.normals = normals_1;
            }
            else {
                vertexData.normals = handledMesh.normals;
            }
            if (this._meshLoadOptions.ImportVertexColors === true) {
                vertexData.colors = handledMesh.colors;
            }
            //Set the data from the VertexBuffer to the current Mesh
            vertexData.applyToMesh(babylonMesh);
            if (this._meshLoadOptions.InvertY) {
                babylonMesh.scaling.y *= -1;
            }
            //Push the mesh into an array
            babylonMeshesArray.push(babylonMesh);
        }
        var mtlPromises = [];
        //load the materials
        //Check if we have a file to load
        if (fileToLoad !== "" && this._meshLoadOptions.SkipMaterials === false) {
            //Load the file synchronously
            mtlPromises.push(new Promise(function (resolve, reject) {
                _this._loadMTL(fileToLoad, rootUrl, function (dataLoaded) {
                    try {
                        //Create materials thanks MTLLoader function
                        materialsFromMTLFile.parseMTL(scene, dataLoaded, rootUrl, _this._forAssetContainer);
                        //Look at each material loaded in the mtl file
                        for (var n = 0; n < materialsFromMTLFile.materials.length; n++) {
                            //Three variables to get all meshes with the same material
                            var startIndex = 0;
                            var _indices = [];
                            var _index;
                            //The material from MTL file is used in the meshes loaded
                            //Push the indice in an array
                            //Check if the material is not used for another mesh
                            while ((_index = materialToUse.indexOf(materialsFromMTLFile.materials[n].name, startIndex)) > -1) {
                                _indices.push(_index);
                                startIndex = _index + 1;
                            }
                            //If the material is not used dispose it
                            if (_index === -1 && _indices.length === 0) {
                                //If the material is not needed, remove it
                                materialsFromMTLFile.materials[n].dispose();
                            }
                            else {
                                for (var o = 0; o < _indices.length; o++) {
                                    //Apply the material to the Mesh for each mesh with the material
                                    babylonMeshesArray[_indices[o]].material = materialsFromMTLFile.materials[n];
                                }
                            }
                        }
                        resolve();
                    }
                    catch (e) {
                        babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Tools"].Warn("Error processing MTL file: '" + fileToLoad + "'");
                        if (_this._meshLoadOptions.MaterialLoadingFailsSilently) {
                            resolve();
                        }
                        else {
                            reject(e);
                        }
                    }
                }, function (pathOfFile, exception) {
                    babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Tools"].Warn("Error downloading MTL file: '" + fileToLoad + "'");
                    if (_this._meshLoadOptions.MaterialLoadingFailsSilently) {
                        resolve();
                    }
                    else {
                        reject(exception);
                    }
                });
            }));
        }
        //Return an array with all Mesh
        return Promise.all(mtlPromises).then(function () {
            return babylonMeshesArray;
        });
    };
    /**
     * Defines if UVs are optimized by default during load.
     */
    OBJFileLoader.OPTIMIZE_WITH_UV = true;
    /**
     * Invert model on y-axis (does a model scaling inversion)
     */
    OBJFileLoader.INVERT_Y = false;
    /**
     * Include in meshes the vertex colors available in some OBJ files.  This is not part of OBJ standard.
     */
    OBJFileLoader.IMPORT_VERTEX_COLORS = false;
    /**
     * Compute the normals for the model, even if normals are present in the file.
     */
    OBJFileLoader.COMPUTE_NORMALS = false;
    /**
     * Defines custom scaling of UV coordinates of loaded meshes.
     */
    OBJFileLoader.UV_SCALING = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Vector2"](1, 1);
    /**
     * Skip loading the materials even if defined in the OBJ file (materials are ignored).
     */
    OBJFileLoader.SKIP_MATERIALS = false;
    /**
     * When a material fails to load OBJ loader will silently fail and onSuccess() callback will be triggered.
     *
     * Defaults to true for backwards compatibility.
     */
    OBJFileLoader.MATERIAL_LOADING_FAILS_SILENTLY = true;
    return OBJFileLoader;
}());

if (babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["SceneLoader"]) {
    //Add this loader into the register plugin
    babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["SceneLoader"].RegisterPlugin(new OBJFileLoader());
}


/***/ }),

/***/ "./STL/index.ts":
/*!**********************!*\
  !*** ./STL/index.ts ***!
  \**********************/
/*! exports provided: STLFileLoader */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony import */ var _stlFileLoader__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./stlFileLoader */ "./STL/stlFileLoader.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "STLFileLoader", function() { return _stlFileLoader__WEBPACK_IMPORTED_MODULE_0__["STLFileLoader"]; });




/***/ }),

/***/ "./STL/stlFileLoader.ts":
/*!******************************!*\
  !*** ./STL/stlFileLoader.ts ***!
  \******************************/
/*! exports provided: STLFileLoader */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "STLFileLoader", function() { return STLFileLoader; });
/* harmony import */ var babylonjs_Misc_tools__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! babylonjs/Misc/tools */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Misc_tools__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Misc_tools__WEBPACK_IMPORTED_MODULE_0__);





/**
 * STL file type loader.
 * This is a babylon scene loader plugin.
 */
var STLFileLoader = /** @class */ (function () {
    function STLFileLoader() {
        /** @hidden */
        this.solidPattern = /solid (\S*)([\S\s]*)endsolid[ ]*(\S*)/g;
        /** @hidden */
        this.facetsPattern = /facet([\s\S]*?)endfacet/g;
        /** @hidden */
        this.normalPattern = /normal[\s]+([\-+]?[0-9]+\.?[0-9]*([eE][\-+]?[0-9]+)?)+[\s]+([\-+]?[0-9]*\.?[0-9]+([eE][\-+]?[0-9]+)?)+[\s]+([\-+]?[0-9]*\.?[0-9]+([eE][\-+]?[0-9]+)?)+/g;
        /** @hidden */
        this.vertexPattern = /vertex[\s]+([\-+]?[0-9]+\.?[0-9]*([eE][\-+]?[0-9]+)?)+[\s]+([\-+]?[0-9]*\.?[0-9]+([eE][\-+]?[0-9]+)?)+[\s]+([\-+]?[0-9]*\.?[0-9]+([eE][\-+]?[0-9]+)?)+/g;
        /**
         * Defines the name of the plugin.
         */
        this.name = "stl";
        /**
         * Defines the extensions the stl loader is able to load.
         * force data to come in as an ArrayBuffer
         * we'll convert to string if it looks like it's an ASCII .stl
         */
        this.extensions = {
            ".stl": { isBinary: true },
        };
    }
    /**
     * Import meshes into a scene.
     * @param meshesNames An array of mesh names, a single mesh name, or empty string for all meshes that filter what meshes are imported
     * @param scene The scene to import into
     * @param data The data to import
     * @param rootUrl The root url for scene and resources
     * @param meshes The meshes array to import into
     * @param particleSystems The particle systems array to import into
     * @param skeletons The skeletons array to import into
     * @param onError The callback when import fails
     * @returns True if successful or false otherwise
     */
    STLFileLoader.prototype.importMesh = function (meshesNames, scene, data, rootUrl, meshes, particleSystems, skeletons) {
        var matches;
        if (typeof data !== "string") {
            if (this._isBinary(data)) {
                // binary .stl
                var babylonMesh = new babylonjs_Misc_tools__WEBPACK_IMPORTED_MODULE_0__["Mesh"]("stlmesh", scene);
                this._parseBinary(babylonMesh, data);
                if (meshes) {
                    meshes.push(babylonMesh);
                }
                return true;
            }
            // ASCII .stl
            // convert to string
            var array_buffer = new Uint8Array(data);
            var str = '';
            for (var i = 0; i < data.byteLength; i++) {
                str += String.fromCharCode(array_buffer[i]); // implicitly assumes little-endian
            }
            data = str;
        }
        //if arrived here, data is a string, containing the STLA data.
        while (matches = this.solidPattern.exec(data)) {
            var meshName = matches[1];
            var meshNameFromEnd = matches[3];
            if (meshName != meshNameFromEnd) {
                babylonjs_Misc_tools__WEBPACK_IMPORTED_MODULE_0__["Tools"].Error("Error in STL, solid name != endsolid name");
                return false;
            }
            // check meshesNames
            if (meshesNames && meshName) {
                if (meshesNames instanceof Array) {
                    if (!meshesNames.indexOf(meshName)) {
                        continue;
                    }
                }
                else {
                    if (meshName !== meshesNames) {
                        continue;
                    }
                }
            }
            // stl mesh name can be empty as well
            meshName = meshName || "stlmesh";
            var babylonMesh = new babylonjs_Misc_tools__WEBPACK_IMPORTED_MODULE_0__["Mesh"](meshName, scene);
            this._parseASCII(babylonMesh, matches[2]);
            if (meshes) {
                meshes.push(babylonMesh);
            }
        }
        return true;
    };
    /**
     * Load into a scene.
     * @param scene The scene to load into
     * @param data The data to import
     * @param rootUrl The root url for scene and resources
     * @param onError The callback when import fails
     * @returns true if successful or false otherwise
     */
    STLFileLoader.prototype.load = function (scene, data, rootUrl) {
        var result = this.importMesh(null, scene, data, rootUrl, null, null, null);
        return result;
    };
    /**
     * Load into an asset container.
     * @param scene The scene to load into
     * @param data The data to import
     * @param rootUrl The root url for scene and resources
     * @param onError The callback when import fails
     * @returns The loaded asset container
     */
    STLFileLoader.prototype.loadAssetContainer = function (scene, data, rootUrl, onError) {
        var container = new babylonjs_Misc_tools__WEBPACK_IMPORTED_MODULE_0__["AssetContainer"](scene);
        scene._blockEntityCollection = true;
        this.importMesh(null, scene, data, rootUrl, container.meshes, null, null);
        scene._blockEntityCollection = false;
        return container;
    };
    STLFileLoader.prototype._isBinary = function (data) {
        // check if file size is correct for binary stl
        var faceSize, nFaces, reader;
        reader = new DataView(data);
        faceSize = (32 / 8 * 3) + ((32 / 8 * 3) * 3) + (16 / 8);
        nFaces = reader.getUint32(80, true);
        if (80 + (32 / 8) + (nFaces * faceSize) === reader.byteLength) {
            return true;
        }
        // check characters higher than ASCII to confirm binary
        var fileLength = reader.byteLength;
        for (var index = 0; index < fileLength; index++) {
            if (reader.getUint8(index) > 127) {
                return true;
            }
        }
        return false;
    };
    STLFileLoader.prototype._parseBinary = function (mesh, data) {
        var reader = new DataView(data);
        var faces = reader.getUint32(80, true);
        var dataOffset = 84;
        var faceLength = 12 * 4 + 2;
        var offset = 0;
        var positions = new Float32Array(faces * 3 * 3);
        var normals = new Float32Array(faces * 3 * 3);
        var indices = new Uint32Array(faces * 3);
        var indicesCount = 0;
        for (var face = 0; face < faces; face++) {
            var start = dataOffset + face * faceLength;
            var normalX = reader.getFloat32(start, true);
            var normalY = reader.getFloat32(start + 4, true);
            var normalZ = reader.getFloat32(start + 8, true);
            for (var i = 1; i <= 3; i++) {
                var vertexstart = start + i * 12;
                // ordering is intentional to match ascii import
                positions[offset] = reader.getFloat32(vertexstart, true);
                positions[offset + 2] = reader.getFloat32(vertexstart + 4, true);
                positions[offset + 1] = reader.getFloat32(vertexstart + 8, true);
                normals[offset] = normalX;
                normals[offset + 2] = normalY;
                normals[offset + 1] = normalZ;
                offset += 3;
            }
            indices[indicesCount] = indicesCount++;
            indices[indicesCount] = indicesCount++;
            indices[indicesCount] = indicesCount++;
        }
        mesh.setVerticesData(babylonjs_Misc_tools__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].PositionKind, positions);
        mesh.setVerticesData(babylonjs_Misc_tools__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].NormalKind, normals);
        mesh.setIndices(indices);
        mesh.computeWorldMatrix(true);
    };
    STLFileLoader.prototype._parseASCII = function (mesh, solidData) {
        var positions = [];
        var normals = [];
        var indices = [];
        var indicesCount = 0;
        //load facets, ignoring loop as the standard doesn't define it can contain more than vertices
        var matches;
        while (matches = this.facetsPattern.exec(solidData)) {
            var facet = matches[1];
            //one normal per face
            var normalMatches = this.normalPattern.exec(facet);
            this.normalPattern.lastIndex = 0;
            if (!normalMatches) {
                continue;
            }
            var normal = [Number(normalMatches[1]), Number(normalMatches[5]), Number(normalMatches[3])];
            var vertexMatch;
            while (vertexMatch = this.vertexPattern.exec(facet)) {
                positions.push(Number(vertexMatch[1]), Number(vertexMatch[5]), Number(vertexMatch[3]));
                normals.push(normal[0], normal[1], normal[2]);
            }
            indices.push(indicesCount++, indicesCount++, indicesCount++);
            this.vertexPattern.lastIndex = 0;
        }
        this.facetsPattern.lastIndex = 0;
        mesh.setVerticesData(babylonjs_Misc_tools__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].PositionKind, positions);
        mesh.setVerticesData(babylonjs_Misc_tools__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].NormalKind, normals);
        mesh.setIndices(indices);
        mesh.computeWorldMatrix(true);
    };
    return STLFileLoader;
}());

if (babylonjs_Misc_tools__WEBPACK_IMPORTED_MODULE_0__["SceneLoader"]) {
    babylonjs_Misc_tools__WEBPACK_IMPORTED_MODULE_0__["SceneLoader"].RegisterPlugin(new STLFileLoader());
}


/***/ }),

/***/ "./glTF/1.0/glTFBinaryExtension.ts":
/*!*****************************************!*\
  !*** ./glTF/1.0/glTFBinaryExtension.ts ***!
  \*****************************************/
/*! exports provided: GLTFBinaryExtension */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "GLTFBinaryExtension", function() { return GLTFBinaryExtension; });
/* harmony import */ var tslib__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! tslib */ "../../node_modules/tslib/tslib.es6.js");
/* harmony import */ var _glTFLoader__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./glTFLoader */ "./glTF/1.0/glTFLoader.ts");
/* harmony import */ var _glTFLoaderUtils__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./glTFLoaderUtils */ "./glTF/1.0/glTFLoaderUtils.ts");
/* harmony import */ var _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./glTFLoaderInterfaces */ "./glTF/1.0/glTFLoaderInterfaces.ts");





var BinaryExtensionBufferName = "binary_glTF";
/** @hidden */
var GLTFBinaryExtension = /** @class */ (function (_super) {
    Object(tslib__WEBPACK_IMPORTED_MODULE_0__["__extends"])(GLTFBinaryExtension, _super);
    function GLTFBinaryExtension() {
        return _super.call(this, "KHR_binary_glTF") || this;
    }
    GLTFBinaryExtension.prototype.loadRuntimeAsync = function (scene, data, rootUrl, onSuccess, onError) {
        var extensionsUsed = data.json.extensionsUsed;
        if (!extensionsUsed || extensionsUsed.indexOf(this.name) === -1 || !data.bin) {
            return false;
        }
        this._bin = data.bin;
        onSuccess(_glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderBase"].CreateRuntime(data.json, scene, rootUrl));
        return true;
    };
    GLTFBinaryExtension.prototype.loadBufferAsync = function (gltfRuntime, id, onSuccess, onError) {
        if (gltfRuntime.extensionsUsed.indexOf(this.name) === -1) {
            return false;
        }
        if (id !== BinaryExtensionBufferName) {
            return false;
        }
        this._bin.readAsync(0, this._bin.byteLength).then(onSuccess, function (error) { return onError(error.message); });
        return true;
    };
    GLTFBinaryExtension.prototype.loadTextureBufferAsync = function (gltfRuntime, id, onSuccess, onError) {
        var texture = gltfRuntime.textures[id];
        var source = gltfRuntime.images[texture.source];
        if (!source.extensions || !(this.name in source.extensions)) {
            return false;
        }
        var sourceExt = source.extensions[this.name];
        var bufferView = gltfRuntime.bufferViews[sourceExt.bufferView];
        var buffer = _glTFLoaderUtils__WEBPACK_IMPORTED_MODULE_2__["GLTFUtils"].GetBufferFromBufferView(gltfRuntime, bufferView, 0, bufferView.byteLength, _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_3__["EComponentType"].UNSIGNED_BYTE);
        onSuccess(buffer);
        return true;
    };
    GLTFBinaryExtension.prototype.loadShaderStringAsync = function (gltfRuntime, id, onSuccess, onError) {
        var shader = gltfRuntime.shaders[id];
        if (!shader.extensions || !(this.name in shader.extensions)) {
            return false;
        }
        var binaryExtensionShader = shader.extensions[this.name];
        var bufferView = gltfRuntime.bufferViews[binaryExtensionShader.bufferView];
        var shaderBytes = _glTFLoaderUtils__WEBPACK_IMPORTED_MODULE_2__["GLTFUtils"].GetBufferFromBufferView(gltfRuntime, bufferView, 0, bufferView.byteLength, _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_3__["EComponentType"].UNSIGNED_BYTE);
        setTimeout(function () {
            var shaderString = _glTFLoaderUtils__WEBPACK_IMPORTED_MODULE_2__["GLTFUtils"].DecodeBufferToText(shaderBytes);
            onSuccess(shaderString);
        });
        return true;
    };
    return GLTFBinaryExtension;
}(_glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderExtension"]));

_glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].RegisterExtension(new GLTFBinaryExtension());


/***/ }),

/***/ "./glTF/1.0/glTFLoader.ts":
/*!********************************!*\
  !*** ./glTF/1.0/glTFLoader.ts ***!
  \********************************/
/*! exports provided: GLTFLoaderBase, GLTFLoader, GLTFLoaderExtension */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "GLTFLoaderBase", function() { return GLTFLoaderBase; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "GLTFLoader", function() { return GLTFLoader; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "GLTFLoaderExtension", function() { return GLTFLoaderExtension; });
/* harmony import */ var _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./glTFLoaderInterfaces */ "./glTF/1.0/glTFLoaderInterfaces.ts");
/* harmony import */ var babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! babylonjs/Maths/math */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__);
/* harmony import */ var _glTFLoaderUtils__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./glTFLoaderUtils */ "./glTF/1.0/glTFLoaderUtils.ts");
/* harmony import */ var _glTFFileLoader__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ../glTFFileLoader */ "./glTF/glTFFileLoader.ts");



























/**
* Tokenizer. Used for shaders compatibility
* Automatically map world, view, projection, worldViewProjection, attributes and so on
*/
var ETokenType;
(function (ETokenType) {
    ETokenType[ETokenType["IDENTIFIER"] = 1] = "IDENTIFIER";
    ETokenType[ETokenType["UNKNOWN"] = 2] = "UNKNOWN";
    ETokenType[ETokenType["END_OF_INPUT"] = 3] = "END_OF_INPUT";
})(ETokenType || (ETokenType = {}));
var Tokenizer = /** @class */ (function () {
    function Tokenizer(toParse) {
        this._pos = 0;
        this.currentToken = ETokenType.UNKNOWN;
        this.currentIdentifier = "";
        this.currentString = "";
        this.isLetterOrDigitPattern = /^[a-zA-Z0-9]+$/;
        this._toParse = toParse;
        this._maxPos = toParse.length;
    }
    Tokenizer.prototype.getNextToken = function () {
        if (this.isEnd()) {
            return ETokenType.END_OF_INPUT;
        }
        this.currentString = this.read();
        this.currentToken = ETokenType.UNKNOWN;
        if (this.currentString === "_" || this.isLetterOrDigitPattern.test(this.currentString)) {
            this.currentToken = ETokenType.IDENTIFIER;
            this.currentIdentifier = this.currentString;
            while (!this.isEnd() && (this.isLetterOrDigitPattern.test(this.currentString = this.peek()) || this.currentString === "_")) {
                this.currentIdentifier += this.currentString;
                this.forward();
            }
        }
        return this.currentToken;
    };
    Tokenizer.prototype.peek = function () {
        return this._toParse[this._pos];
    };
    Tokenizer.prototype.read = function () {
        return this._toParse[this._pos++];
    };
    Tokenizer.prototype.forward = function () {
        this._pos++;
    };
    Tokenizer.prototype.isEnd = function () {
        return this._pos >= this._maxPos;
    };
    return Tokenizer;
}());
/**
* Values
*/
var glTFTransforms = ["MODEL", "VIEW", "PROJECTION", "MODELVIEW", "MODELVIEWPROJECTION", "JOINTMATRIX"];
var babylonTransforms = ["world", "view", "projection", "worldView", "worldViewProjection", "mBones"];
var glTFAnimationPaths = ["translation", "rotation", "scale"];
var babylonAnimationPaths = ["position", "rotationQuaternion", "scaling"];
/**
* Parse
*/
var parseBuffers = function (parsedBuffers, gltfRuntime) {
    for (var buf in parsedBuffers) {
        var parsedBuffer = parsedBuffers[buf];
        gltfRuntime.buffers[buf] = parsedBuffer;
        gltfRuntime.buffersCount++;
    }
};
var parseShaders = function (parsedShaders, gltfRuntime) {
    for (var sha in parsedShaders) {
        var parsedShader = parsedShaders[sha];
        gltfRuntime.shaders[sha] = parsedShader;
        gltfRuntime.shaderscount++;
    }
};
var parseObject = function (parsedObjects, runtimeProperty, gltfRuntime) {
    for (var object in parsedObjects) {
        var parsedObject = parsedObjects[object];
        gltfRuntime[runtimeProperty][object] = parsedObject;
    }
};
/**
* Utils
*/
var normalizeUVs = function (buffer) {
    if (!buffer) {
        return;
    }
    for (var i = 0; i < buffer.length / 2; i++) {
        buffer[i * 2 + 1] = 1.0 - buffer[i * 2 + 1];
    }
};
var getAttribute = function (attributeParameter) {
    if (attributeParameter.semantic === "NORMAL") {
        return "normal";
    }
    else if (attributeParameter.semantic === "POSITION") {
        return "position";
    }
    else if (attributeParameter.semantic === "JOINT") {
        return "matricesIndices";
    }
    else if (attributeParameter.semantic === "WEIGHT") {
        return "matricesWeights";
    }
    else if (attributeParameter.semantic === "COLOR") {
        return "color";
    }
    else if (attributeParameter.semantic && attributeParameter.semantic.indexOf("TEXCOORD_") !== -1) {
        var channel = Number(attributeParameter.semantic.split("_")[1]);
        return "uv" + (channel === 0 ? "" : channel + 1);
    }
    return null;
};
/**
* Loads and creates animations
*/
var loadAnimations = function (gltfRuntime) {
    for (var anim in gltfRuntime.animations) {
        var animation = gltfRuntime.animations[anim];
        if (!animation.channels || !animation.samplers) {
            continue;
        }
        var lastAnimation = null;
        for (var i = 0; i < animation.channels.length; i++) {
            // Get parameters and load buffers
            var channel = animation.channels[i];
            var sampler = animation.samplers[channel.sampler];
            if (!sampler) {
                continue;
            }
            var inputData = null;
            var outputData = null;
            if (animation.parameters) {
                inputData = animation.parameters[sampler.input];
                outputData = animation.parameters[sampler.output];
            }
            else {
                inputData = sampler.input;
                outputData = sampler.output;
            }
            var bufferInput = _glTFLoaderUtils__WEBPACK_IMPORTED_MODULE_2__["GLTFUtils"].GetBufferFromAccessor(gltfRuntime, gltfRuntime.accessors[inputData]);
            var bufferOutput = _glTFLoaderUtils__WEBPACK_IMPORTED_MODULE_2__["GLTFUtils"].GetBufferFromAccessor(gltfRuntime, gltfRuntime.accessors[outputData]);
            var targetID = channel.target.id;
            var targetNode = gltfRuntime.scene.getNodeByID(targetID);
            if (targetNode === null) {
                targetNode = gltfRuntime.scene.getNodeByName(targetID);
            }
            if (targetNode === null) {
                babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Tools"].Warn("Creating animation named " + anim + ". But cannot find node named " + targetID + " to attach to");
                continue;
            }
            var isBone = targetNode instanceof babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Bone"];
            // Get target path (position, rotation or scaling)
            var targetPath = channel.target.path;
            var targetPathIndex = glTFAnimationPaths.indexOf(targetPath);
            if (targetPathIndex !== -1) {
                targetPath = babylonAnimationPaths[targetPathIndex];
            }
            // Determine animation type
            var animationType = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Animation"].ANIMATIONTYPE_MATRIX;
            if (!isBone) {
                if (targetPath === "rotationQuaternion") {
                    animationType = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Animation"].ANIMATIONTYPE_QUATERNION;
                    targetNode.rotationQuaternion = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Quaternion"]();
                }
                else {
                    animationType = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Animation"].ANIMATIONTYPE_VECTOR3;
                }
            }
            // Create animation and key frames
            var babylonAnimation = null;
            var keys = [];
            var arrayOffset = 0;
            var modifyKey = false;
            if (isBone && lastAnimation && lastAnimation.getKeys().length === bufferInput.length) {
                babylonAnimation = lastAnimation;
                modifyKey = true;
            }
            if (!modifyKey) {
                gltfRuntime.scene._blockEntityCollection = gltfRuntime.forAssetContainer;
                babylonAnimation = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Animation"](anim, isBone ? "_matrix" : targetPath, 1, animationType, babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Animation"].ANIMATIONLOOPMODE_CYCLE);
                gltfRuntime.scene._blockEntityCollection = false;
            }
            // For each frame
            for (var j = 0; j < bufferInput.length; j++) {
                var value = null;
                if (targetPath === "rotationQuaternion") { // VEC4
                    value = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Quaternion"].FromArray([bufferOutput[arrayOffset], bufferOutput[arrayOffset + 1], bufferOutput[arrayOffset + 2], bufferOutput[arrayOffset + 3]]);
                    arrayOffset += 4;
                }
                else { // Position and scaling are VEC3
                    value = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Vector3"].FromArray([bufferOutput[arrayOffset], bufferOutput[arrayOffset + 1], bufferOutput[arrayOffset + 2]]);
                    arrayOffset += 3;
                }
                if (isBone) {
                    var bone = targetNode;
                    var translation = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Vector3"].Zero();
                    var rotationQuaternion = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Quaternion"]();
                    var scaling = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Vector3"].Zero();
                    // Warning on decompose
                    var mat = bone.getBaseMatrix();
                    if (modifyKey && lastAnimation) {
                        mat = lastAnimation.getKeys()[j].value;
                    }
                    mat.decompose(scaling, rotationQuaternion, translation);
                    if (targetPath === "position") {
                        translation = value;
                    }
                    else if (targetPath === "rotationQuaternion") {
                        rotationQuaternion = value;
                    }
                    else {
                        scaling = value;
                    }
                    value = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Matrix"].Compose(scaling, rotationQuaternion, translation);
                }
                if (!modifyKey) {
                    keys.push({
                        frame: bufferInput[j],
                        value: value
                    });
                }
                else if (lastAnimation) {
                    lastAnimation.getKeys()[j].value = value;
                }
            }
            // Finish
            if (!modifyKey && babylonAnimation) {
                babylonAnimation.setKeys(keys);
                targetNode.animations.push(babylonAnimation);
            }
            lastAnimation = babylonAnimation;
            gltfRuntime.scene.stopAnimation(targetNode);
            gltfRuntime.scene.beginAnimation(targetNode, 0, bufferInput[bufferInput.length - 1], true, 1.0);
        }
    }
};
/**
* Returns the bones transformation matrix
*/
var configureBoneTransformation = function (node) {
    var mat = null;
    if (node.translation || node.rotation || node.scale) {
        var scale = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Vector3"].FromArray(node.scale || [1, 1, 1]);
        var rotation = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Quaternion"].FromArray(node.rotation || [0, 0, 0, 1]);
        var position = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Vector3"].FromArray(node.translation || [0, 0, 0]);
        mat = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Matrix"].Compose(scale, rotation, position);
    }
    else {
        mat = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Matrix"].FromArray(node.matrix);
    }
    return mat;
};
/**
* Returns the parent bone
*/
var getParentBone = function (gltfRuntime, skins, jointName, newSkeleton) {
    // Try to find
    for (var i = 0; i < newSkeleton.bones.length; i++) {
        if (newSkeleton.bones[i].name === jointName) {
            return newSkeleton.bones[i];
        }
    }
    // Not found, search in gltf nodes
    var nodes = gltfRuntime.nodes;
    for (var nde in nodes) {
        var node = nodes[nde];
        if (!node.jointName) {
            continue;
        }
        var children = node.children;
        for (var i = 0; i < children.length; i++) {
            var child = gltfRuntime.nodes[children[i]];
            if (!child.jointName) {
                continue;
            }
            if (child.jointName === jointName) {
                var mat = configureBoneTransformation(node);
                var bone = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Bone"](node.name || "", newSkeleton, getParentBone(gltfRuntime, skins, node.jointName, newSkeleton), mat);
                bone.id = nde;
                return bone;
            }
        }
    }
    return null;
};
/**
* Returns the appropriate root node
*/
var getNodeToRoot = function (nodesToRoot, id) {
    for (var i = 0; i < nodesToRoot.length; i++) {
        var nodeToRoot = nodesToRoot[i];
        for (var j = 0; j < nodeToRoot.node.children.length; j++) {
            var child = nodeToRoot.node.children[j];
            if (child === id) {
                return nodeToRoot.bone;
            }
        }
    }
    return null;
};
/**
* Returns the node with the joint name
*/
var getJointNode = function (gltfRuntime, jointName) {
    var nodes = gltfRuntime.nodes;
    var node = nodes[jointName];
    if (node) {
        return {
            node: node,
            id: jointName
        };
    }
    for (var nde in nodes) {
        node = nodes[nde];
        if (node.jointName === jointName) {
            return {
                node: node,
                id: nde
            };
        }
    }
    return null;
};
/**
* Checks if a nodes is in joints
*/
var nodeIsInJoints = function (skins, id) {
    for (var i = 0; i < skins.jointNames.length; i++) {
        if (skins.jointNames[i] === id) {
            return true;
        }
    }
    return false;
};
/**
* Fills the nodes to root for bones and builds hierarchy
*/
var getNodesToRoot = function (gltfRuntime, newSkeleton, skins, nodesToRoot) {
    // Creates nodes for root
    for (var nde in gltfRuntime.nodes) {
        var node = gltfRuntime.nodes[nde];
        var id = nde;
        if (!node.jointName || nodeIsInJoints(skins, node.jointName)) {
            continue;
        }
        // Create node to root bone
        var mat = configureBoneTransformation(node);
        var bone = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Bone"](node.name || "", newSkeleton, null, mat);
        bone.id = id;
        nodesToRoot.push({ bone: bone, node: node, id: id });
    }
    // Parenting
    for (var i = 0; i < nodesToRoot.length; i++) {
        var nodeToRoot = nodesToRoot[i];
        var children = nodeToRoot.node.children;
        for (var j = 0; j < children.length; j++) {
            var child = null;
            for (var k = 0; k < nodesToRoot.length; k++) {
                if (nodesToRoot[k].id === children[j]) {
                    child = nodesToRoot[k];
                    break;
                }
            }
            if (child) {
                child.bone._parent = nodeToRoot.bone;
                nodeToRoot.bone.children.push(child.bone);
            }
        }
    }
};
/**
* Imports a skeleton
*/
var importSkeleton = function (gltfRuntime, skins, mesh, newSkeleton, id) {
    if (!newSkeleton) {
        newSkeleton = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Skeleton"](skins.name || "", "", gltfRuntime.scene);
    }
    if (!skins.babylonSkeleton) {
        return newSkeleton;
    }
    // Find the root bones
    var nodesToRoot = [];
    var nodesToRootToAdd = [];
    getNodesToRoot(gltfRuntime, newSkeleton, skins, nodesToRoot);
    newSkeleton.bones = [];
    // Joints
    for (var i = 0; i < skins.jointNames.length; i++) {
        var jointNode = getJointNode(gltfRuntime, skins.jointNames[i]);
        if (!jointNode) {
            continue;
        }
        var node = jointNode.node;
        if (!node) {
            babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Tools"].Warn("Joint named " + skins.jointNames[i] + " does not exist");
            continue;
        }
        var id = jointNode.id;
        // Optimize, if the bone already exists...
        var existingBone = gltfRuntime.scene.getBoneByID(id);
        if (existingBone) {
            newSkeleton.bones.push(existingBone);
            continue;
        }
        // Search for parent bone
        var foundBone = false;
        var parentBone = null;
        for (var j = 0; j < i; j++) {
            var jointNode_1 = getJointNode(gltfRuntime, skins.jointNames[j]);
            if (!jointNode_1) {
                continue;
            }
            var joint = jointNode_1.node;
            if (!joint) {
                babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Tools"].Warn("Joint named " + skins.jointNames[j] + " does not exist when looking for parent");
                continue;
            }
            var children = joint.children;
            if (!children) {
                continue;
            }
            foundBone = false;
            for (var k = 0; k < children.length; k++) {
                if (children[k] === id) {
                    parentBone = getParentBone(gltfRuntime, skins, skins.jointNames[j], newSkeleton);
                    foundBone = true;
                    break;
                }
            }
            if (foundBone) {
                break;
            }
        }
        // Create bone
        var mat = configureBoneTransformation(node);
        if (!parentBone && nodesToRoot.length > 0) {
            parentBone = getNodeToRoot(nodesToRoot, id);
            if (parentBone) {
                if (nodesToRootToAdd.indexOf(parentBone) === -1) {
                    nodesToRootToAdd.push(parentBone);
                }
            }
        }
        var bone = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Bone"](node.jointName || "", newSkeleton, parentBone, mat);
        bone.id = id;
    }
    // Polish
    var bones = newSkeleton.bones;
    newSkeleton.bones = [];
    for (var i = 0; i < skins.jointNames.length; i++) {
        var jointNode = getJointNode(gltfRuntime, skins.jointNames[i]);
        if (!jointNode) {
            continue;
        }
        for (var j = 0; j < bones.length; j++) {
            if (bones[j].id === jointNode.id) {
                newSkeleton.bones.push(bones[j]);
                break;
            }
        }
    }
    newSkeleton.prepare();
    // Finish
    for (var i = 0; i < nodesToRootToAdd.length; i++) {
        newSkeleton.bones.push(nodesToRootToAdd[i]);
    }
    return newSkeleton;
};
/**
* Imports a mesh and its geometries
*/
var importMesh = function (gltfRuntime, node, meshes, id, newMesh) {
    if (!newMesh) {
        gltfRuntime.scene._blockEntityCollection = gltfRuntime.forAssetContainer;
        newMesh = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Mesh"](node.name || "", gltfRuntime.scene);
        gltfRuntime.scene._blockEntityCollection = false;
        newMesh.id = id;
    }
    if (!node.babylonNode) {
        return newMesh;
    }
    var subMaterials = [];
    var vertexData = null;
    var verticesStarts = new Array();
    var verticesCounts = new Array();
    var indexStarts = new Array();
    var indexCounts = new Array();
    for (var meshIndex = 0; meshIndex < meshes.length; meshIndex++) {
        var meshID = meshes[meshIndex];
        var mesh = gltfRuntime.meshes[meshID];
        if (!mesh) {
            continue;
        }
        // Positions, normals and UVs
        for (var i = 0; i < mesh.primitives.length; i++) {
            // Temporary vertex data
            var tempVertexData = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["VertexData"]();
            var primitive = mesh.primitives[i];
            if (primitive.mode !== 4) {
                // continue;
            }
            var attributes = primitive.attributes;
            var accessor = null;
            var buffer = null;
            // Set positions, normal and uvs
            for (var semantic in attributes) {
                // Link accessor and buffer view
                accessor = gltfRuntime.accessors[attributes[semantic]];
                buffer = _glTFLoaderUtils__WEBPACK_IMPORTED_MODULE_2__["GLTFUtils"].GetBufferFromAccessor(gltfRuntime, accessor);
                if (semantic === "NORMAL") {
                    tempVertexData.normals = new Float32Array(buffer.length);
                    tempVertexData.normals.set(buffer);
                }
                else if (semantic === "POSITION") {
                    if (_glTFFileLoader__WEBPACK_IMPORTED_MODULE_3__["GLTFFileLoader"].HomogeneousCoordinates) {
                        tempVertexData.positions = new Float32Array(buffer.length - buffer.length / 4);
                        for (var j = 0; j < buffer.length; j += 4) {
                            tempVertexData.positions[j] = buffer[j];
                            tempVertexData.positions[j + 1] = buffer[j + 1];
                            tempVertexData.positions[j + 2] = buffer[j + 2];
                        }
                    }
                    else {
                        tempVertexData.positions = new Float32Array(buffer.length);
                        tempVertexData.positions.set(buffer);
                    }
                    verticesCounts.push(tempVertexData.positions.length);
                }
                else if (semantic.indexOf("TEXCOORD_") !== -1) {
                    var channel = Number(semantic.split("_")[1]);
                    var uvKind = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["VertexBuffer"].UVKind + (channel === 0 ? "" : (channel + 1));
                    var uvs = new Float32Array(buffer.length);
                    uvs.set(buffer);
                    normalizeUVs(uvs);
                    tempVertexData.set(uvs, uvKind);
                }
                else if (semantic === "JOINT") {
                    tempVertexData.matricesIndices = new Float32Array(buffer.length);
                    tempVertexData.matricesIndices.set(buffer);
                }
                else if (semantic === "WEIGHT") {
                    tempVertexData.matricesWeights = new Float32Array(buffer.length);
                    tempVertexData.matricesWeights.set(buffer);
                }
                else if (semantic === "COLOR") {
                    tempVertexData.colors = new Float32Array(buffer.length);
                    tempVertexData.colors.set(buffer);
                }
            }
            // Indices
            accessor = gltfRuntime.accessors[primitive.indices];
            if (accessor) {
                buffer = _glTFLoaderUtils__WEBPACK_IMPORTED_MODULE_2__["GLTFUtils"].GetBufferFromAccessor(gltfRuntime, accessor);
                tempVertexData.indices = new Int32Array(buffer.length);
                tempVertexData.indices.set(buffer);
                indexCounts.push(tempVertexData.indices.length);
            }
            else {
                // Set indices on the fly
                var indices = [];
                for (var j = 0; j < tempVertexData.positions.length / 3; j++) {
                    indices.push(j);
                }
                tempVertexData.indices = new Int32Array(indices);
                indexCounts.push(tempVertexData.indices.length);
            }
            if (!vertexData) {
                vertexData = tempVertexData;
            }
            else {
                vertexData.merge(tempVertexData);
            }
            // Sub material
            var material_1 = gltfRuntime.scene.getMaterialByID(primitive.material);
            subMaterials.push(material_1 === null ? _glTFLoaderUtils__WEBPACK_IMPORTED_MODULE_2__["GLTFUtils"].GetDefaultMaterial(gltfRuntime.scene) : material_1);
            // Update vertices start and index start
            verticesStarts.push(verticesStarts.length === 0 ? 0 : verticesStarts[verticesStarts.length - 1] + verticesCounts[verticesCounts.length - 2]);
            indexStarts.push(indexStarts.length === 0 ? 0 : indexStarts[indexStarts.length - 1] + indexCounts[indexCounts.length - 2]);
        }
    }
    var material;
    gltfRuntime.scene._blockEntityCollection = gltfRuntime.forAssetContainer;
    if (subMaterials.length > 1) {
        material = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["MultiMaterial"]("multimat" + id, gltfRuntime.scene);
        material.subMaterials = subMaterials;
    }
    else {
        material = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["StandardMaterial"]("multimat" + id, gltfRuntime.scene);
    }
    if (subMaterials.length === 1) {
        material = subMaterials[0];
    }
    if (!newMesh.material) {
        newMesh.material = material;
    }
    // Apply geometry
    new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Geometry"](id, gltfRuntime.scene, vertexData, false, newMesh);
    newMesh.computeWorldMatrix(true);
    gltfRuntime.scene._blockEntityCollection = false;
    // Apply submeshes
    newMesh.subMeshes = [];
    var index = 0;
    for (var meshIndex = 0; meshIndex < meshes.length; meshIndex++) {
        var meshID = meshes[meshIndex];
        var mesh = gltfRuntime.meshes[meshID];
        if (!mesh) {
            continue;
        }
        for (var i = 0; i < mesh.primitives.length; i++) {
            if (mesh.primitives[i].mode !== 4) {
                //continue;
            }
            babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["SubMesh"].AddToMesh(index, verticesStarts[index], verticesCounts[index], indexStarts[index], indexCounts[index], newMesh, newMesh, true);
            index++;
        }
    }
    // Finish
    return newMesh;
};
/**
* Configure node transformation from position, rotation and scaling
*/
var configureNode = function (newNode, position, rotation, scaling) {
    if (newNode.position) {
        newNode.position = position;
    }
    if (newNode.rotationQuaternion || newNode.rotation) {
        newNode.rotationQuaternion = rotation;
    }
    if (newNode.scaling) {
        newNode.scaling = scaling;
    }
};
/**
* Configures node from transformation matrix
*/
var configureNodeFromMatrix = function (newNode, node, parent) {
    if (node.matrix) {
        var position = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Vector3"](0, 0, 0);
        var rotation = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Quaternion"]();
        var scaling = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Vector3"](0, 0, 0);
        var mat = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Matrix"].FromArray(node.matrix);
        mat.decompose(scaling, rotation, position);
        configureNode(newNode, position, rotation, scaling);
    }
    else if (node.translation && node.rotation && node.scale) {
        configureNode(newNode, babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Vector3"].FromArray(node.translation), babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Quaternion"].FromArray(node.rotation), babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Vector3"].FromArray(node.scale));
    }
    newNode.computeWorldMatrix(true);
};
/**
* Imports a node
*/
var importNode = function (gltfRuntime, node, id, parent) {
    var lastNode = null;
    if (gltfRuntime.importOnlyMeshes && (node.skin || node.meshes)) {
        if (gltfRuntime.importMeshesNames && gltfRuntime.importMeshesNames.length > 0 && gltfRuntime.importMeshesNames.indexOf(node.name || "") === -1) {
            return null;
        }
    }
    // Meshes
    if (node.skin) {
        if (node.meshes) {
            var skin = gltfRuntime.skins[node.skin];
            var newMesh = importMesh(gltfRuntime, node, node.meshes, id, node.babylonNode);
            newMesh.skeleton = gltfRuntime.scene.getLastSkeletonByID(node.skin);
            if (newMesh.skeleton === null) {
                newMesh.skeleton = importSkeleton(gltfRuntime, skin, newMesh, skin.babylonSkeleton, node.skin);
                if (!skin.babylonSkeleton) {
                    skin.babylonSkeleton = newMesh.skeleton;
                }
            }
            lastNode = newMesh;
        }
    }
    else if (node.meshes) {
        /**
        * Improve meshes property
        */
        var newMesh = importMesh(gltfRuntime, node, node.mesh ? [node.mesh] : node.meshes, id, node.babylonNode);
        lastNode = newMesh;
    }
    // Lights
    else if (node.light && !node.babylonNode && !gltfRuntime.importOnlyMeshes) {
        var light = gltfRuntime.lights[node.light];
        if (light) {
            if (light.type === "ambient") {
                var ambienLight = light[light.type];
                var hemiLight = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["HemisphericLight"](node.light, babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Vector3"].Zero(), gltfRuntime.scene);
                hemiLight.name = node.name || "";
                if (ambienLight.color) {
                    hemiLight.diffuse = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Color3"].FromArray(ambienLight.color);
                }
                lastNode = hemiLight;
            }
            else if (light.type === "directional") {
                var directionalLight = light[light.type];
                var dirLight = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["DirectionalLight"](node.light, babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Vector3"].Zero(), gltfRuntime.scene);
                dirLight.name = node.name || "";
                if (directionalLight.color) {
                    dirLight.diffuse = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Color3"].FromArray(directionalLight.color);
                }
                lastNode = dirLight;
            }
            else if (light.type === "point") {
                var pointLight = light[light.type];
                var ptLight = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["PointLight"](node.light, babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Vector3"].Zero(), gltfRuntime.scene);
                ptLight.name = node.name || "";
                if (pointLight.color) {
                    ptLight.diffuse = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Color3"].FromArray(pointLight.color);
                }
                lastNode = ptLight;
            }
            else if (light.type === "spot") {
                var spotLight = light[light.type];
                var spLight = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["SpotLight"](node.light, babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Vector3"].Zero(), babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Vector3"].Zero(), 0, 0, gltfRuntime.scene);
                spLight.name = node.name || "";
                if (spotLight.color) {
                    spLight.diffuse = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Color3"].FromArray(spotLight.color);
                }
                if (spotLight.fallOfAngle) {
                    spLight.angle = spotLight.fallOfAngle;
                }
                if (spotLight.fallOffExponent) {
                    spLight.exponent = spotLight.fallOffExponent;
                }
                lastNode = spLight;
            }
        }
    }
    // Cameras
    else if (node.camera && !node.babylonNode && !gltfRuntime.importOnlyMeshes) {
        var camera = gltfRuntime.cameras[node.camera];
        if (camera) {
            gltfRuntime.scene._blockEntityCollection = gltfRuntime.forAssetContainer;
            if (camera.type === "orthographic") {
                var orthoCamera = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["FreeCamera"](node.camera, babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Vector3"].Zero(), gltfRuntime.scene, false);
                orthoCamera.name = node.name || "";
                orthoCamera.mode = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Camera"].ORTHOGRAPHIC_CAMERA;
                orthoCamera.attachControl(gltfRuntime.scene.getEngine().getInputElement());
                lastNode = orthoCamera;
            }
            else if (camera.type === "perspective") {
                var perspectiveCamera = camera[camera.type];
                var persCamera = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["FreeCamera"](node.camera, babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Vector3"].Zero(), gltfRuntime.scene, false);
                persCamera.name = node.name || "";
                persCamera.attachControl(gltfRuntime.scene.getEngine().getInputElement());
                if (!perspectiveCamera.aspectRatio) {
                    perspectiveCamera.aspectRatio = gltfRuntime.scene.getEngine().getRenderWidth() / gltfRuntime.scene.getEngine().getRenderHeight();
                }
                if (perspectiveCamera.znear && perspectiveCamera.zfar) {
                    persCamera.maxZ = perspectiveCamera.zfar;
                    persCamera.minZ = perspectiveCamera.znear;
                }
                lastNode = persCamera;
            }
            gltfRuntime.scene._blockEntityCollection = false;
        }
    }
    // Empty node
    if (!node.jointName) {
        if (node.babylonNode) {
            return node.babylonNode;
        }
        else if (lastNode === null) {
            gltfRuntime.scene._blockEntityCollection = gltfRuntime.forAssetContainer;
            var dummy = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Mesh"](node.name || "", gltfRuntime.scene);
            gltfRuntime.scene._blockEntityCollection = false;
            node.babylonNode = dummy;
            lastNode = dummy;
        }
    }
    if (lastNode !== null) {
        if (node.matrix && lastNode instanceof babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Mesh"]) {
            configureNodeFromMatrix(lastNode, node, parent);
        }
        else {
            var translation = node.translation || [0, 0, 0];
            var rotation = node.rotation || [0, 0, 0, 1];
            var scale = node.scale || [1, 1, 1];
            configureNode(lastNode, babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Vector3"].FromArray(translation), babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Quaternion"].FromArray(rotation), babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Vector3"].FromArray(scale));
        }
        lastNode.updateCache(true);
        node.babylonNode = lastNode;
    }
    return lastNode;
};
/**
* Traverses nodes and creates them
*/
var traverseNodes = function (gltfRuntime, id, parent, meshIncluded) {
    if (meshIncluded === void 0) { meshIncluded = false; }
    var node = gltfRuntime.nodes[id];
    var newNode = null;
    if (gltfRuntime.importOnlyMeshes && !meshIncluded && gltfRuntime.importMeshesNames) {
        if (gltfRuntime.importMeshesNames.indexOf(node.name || "") !== -1 || gltfRuntime.importMeshesNames.length === 0) {
            meshIncluded = true;
        }
        else {
            meshIncluded = false;
        }
    }
    else {
        meshIncluded = true;
    }
    if (!node.jointName && meshIncluded) {
        newNode = importNode(gltfRuntime, node, id, parent);
        if (newNode !== null) {
            newNode.id = id;
            newNode.parent = parent;
        }
    }
    if (node.children) {
        for (var i = 0; i < node.children.length; i++) {
            traverseNodes(gltfRuntime, node.children[i], newNode, meshIncluded);
        }
    }
};
/**
* do stuff after buffers, shaders are loaded (e.g. hook up materials, load animations, etc.)
*/
var postLoad = function (gltfRuntime) {
    // Nodes
    var currentScene = gltfRuntime.currentScene;
    if (currentScene) {
        for (var i = 0; i < currentScene.nodes.length; i++) {
            traverseNodes(gltfRuntime, currentScene.nodes[i], null);
        }
    }
    else {
        for (var thing in gltfRuntime.scenes) {
            currentScene = gltfRuntime.scenes[thing];
            for (var i = 0; i < currentScene.nodes.length; i++) {
                traverseNodes(gltfRuntime, currentScene.nodes[i], null);
            }
        }
    }
    // Set animations
    loadAnimations(gltfRuntime);
    for (var i = 0; i < gltfRuntime.scene.skeletons.length; i++) {
        var skeleton = gltfRuntime.scene.skeletons[i];
        gltfRuntime.scene.beginAnimation(skeleton, 0, Number.MAX_VALUE, true, 1.0);
    }
};
/**
* onBind shaderrs callback to set uniforms and matrices
*/
var onBindShaderMaterial = function (mesh, gltfRuntime, unTreatedUniforms, shaderMaterial, technique, material, onSuccess) {
    var materialValues = material.values || technique.parameters;
    for (var unif in unTreatedUniforms) {
        var uniform = unTreatedUniforms[unif];
        var type = uniform.type;
        if (type === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EParameterType"].FLOAT_MAT2 || type === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EParameterType"].FLOAT_MAT3 || type === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EParameterType"].FLOAT_MAT4) {
            if (uniform.semantic && !uniform.source && !uniform.node) {
                _glTFLoaderUtils__WEBPACK_IMPORTED_MODULE_2__["GLTFUtils"].SetMatrix(gltfRuntime.scene, mesh, uniform, unif, shaderMaterial.getEffect());
            }
            else if (uniform.semantic && (uniform.source || uniform.node)) {
                var source = gltfRuntime.scene.getNodeByName(uniform.source || uniform.node || "");
                if (source === null) {
                    source = gltfRuntime.scene.getNodeByID(uniform.source || uniform.node || "");
                }
                if (source === null) {
                    continue;
                }
                _glTFLoaderUtils__WEBPACK_IMPORTED_MODULE_2__["GLTFUtils"].SetMatrix(gltfRuntime.scene, source, uniform, unif, shaderMaterial.getEffect());
            }
        }
        else {
            var value = materialValues[technique.uniforms[unif]];
            if (!value) {
                continue;
            }
            if (type === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EParameterType"].SAMPLER_2D) {
                var texture = gltfRuntime.textures[material.values ? value : uniform.value].babylonTexture;
                if (texture === null || texture === undefined) {
                    continue;
                }
                shaderMaterial.getEffect().setTexture(unif, texture);
            }
            else {
                _glTFLoaderUtils__WEBPACK_IMPORTED_MODULE_2__["GLTFUtils"].SetUniform((shaderMaterial.getEffect()), unif, value, type);
            }
        }
    }
    onSuccess(shaderMaterial);
};
/**
* Prepare uniforms to send the only one time
* Loads the appropriate textures
*/
var prepareShaderMaterialUniforms = function (gltfRuntime, shaderMaterial, technique, material, unTreatedUniforms) {
    var materialValues = material.values || technique.parameters;
    var techniqueUniforms = technique.uniforms;
    /**
    * Prepare values here (not matrices)
    */
    for (var unif in unTreatedUniforms) {
        var uniform = unTreatedUniforms[unif];
        var type = uniform.type;
        var value = materialValues[techniqueUniforms[unif]];
        if (value === undefined) {
            // In case the value is the same for all materials
            value = uniform.value;
        }
        if (!value) {
            continue;
        }
        var onLoadTexture = function (uniformName) {
            return function (texture) {
                if (uniform.value && uniformName) {
                    // Static uniform
                    shaderMaterial.setTexture(uniformName, texture);
                    delete unTreatedUniforms[uniformName];
                }
            };
        };
        // Texture (sampler2D)
        if (type === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EParameterType"].SAMPLER_2D) {
            GLTFLoaderExtension.LoadTextureAsync(gltfRuntime, material.values ? value : uniform.value, onLoadTexture(unif), function () { return onLoadTexture(null); });
        }
        // Others
        else {
            if (uniform.value && _glTFLoaderUtils__WEBPACK_IMPORTED_MODULE_2__["GLTFUtils"].SetUniform(shaderMaterial, unif, material.values ? value : uniform.value, type)) {
                // Static uniform
                delete unTreatedUniforms[unif];
            }
        }
    }
};
/**
* Shader compilation failed
*/
var onShaderCompileError = function (program, shaderMaterial, onError) {
    return function (effect, error) {
        shaderMaterial.dispose(true);
        onError("Cannot compile program named " + program.name + ". Error: " + error + ". Default material will be applied");
    };
};
/**
* Shader compilation success
*/
var onShaderCompileSuccess = function (gltfRuntime, shaderMaterial, technique, material, unTreatedUniforms, onSuccess) {
    return function (_) {
        prepareShaderMaterialUniforms(gltfRuntime, shaderMaterial, technique, material, unTreatedUniforms);
        shaderMaterial.onBind = function (mesh) {
            onBindShaderMaterial(mesh, gltfRuntime, unTreatedUniforms, shaderMaterial, technique, material, onSuccess);
        };
    };
};
/**
* Returns the appropriate uniform if already handled by babylon
*/
var parseShaderUniforms = function (tokenizer, technique, unTreatedUniforms) {
    for (var unif in technique.uniforms) {
        var uniform = technique.uniforms[unif];
        var uniformParameter = technique.parameters[uniform];
        if (tokenizer.currentIdentifier === unif) {
            if (uniformParameter.semantic && !uniformParameter.source && !uniformParameter.node) {
                var transformIndex = glTFTransforms.indexOf(uniformParameter.semantic);
                if (transformIndex !== -1) {
                    delete unTreatedUniforms[unif];
                    return babylonTransforms[transformIndex];
                }
            }
        }
    }
    return tokenizer.currentIdentifier;
};
/**
* All shaders loaded. Create materials one by one
*/
var importMaterials = function (gltfRuntime) {
    // Create materials
    for (var mat in gltfRuntime.materials) {
        GLTFLoaderExtension.LoadMaterialAsync(gltfRuntime, mat, function (material) { }, function () { });
    }
};
/**
* Implementation of the base glTF spec
* @hidden
*/
var GLTFLoaderBase = /** @class */ (function () {
    function GLTFLoaderBase() {
    }
    GLTFLoaderBase.CreateRuntime = function (parsedData, scene, rootUrl) {
        var gltfRuntime = {
            extensions: {},
            accessors: {},
            buffers: {},
            bufferViews: {},
            meshes: {},
            lights: {},
            cameras: {},
            nodes: {},
            images: {},
            textures: {},
            shaders: {},
            programs: {},
            samplers: {},
            techniques: {},
            materials: {},
            animations: {},
            skins: {},
            extensionsUsed: [],
            scenes: {},
            buffersCount: 0,
            shaderscount: 0,
            scene: scene,
            rootUrl: rootUrl,
            loadedBufferCount: 0,
            loadedBufferViews: {},
            loadedShaderCount: 0,
            importOnlyMeshes: false,
            dummyNodes: [],
            forAssetContainer: false
        };
        // Parse
        if (parsedData.extensions) {
            parseObject(parsedData.extensions, "extensions", gltfRuntime);
        }
        if (parsedData.extensionsUsed) {
            parseObject(parsedData.extensionsUsed, "extensionsUsed", gltfRuntime);
        }
        if (parsedData.buffers) {
            parseBuffers(parsedData.buffers, gltfRuntime);
        }
        if (parsedData.bufferViews) {
            parseObject(parsedData.bufferViews, "bufferViews", gltfRuntime);
        }
        if (parsedData.accessors) {
            parseObject(parsedData.accessors, "accessors", gltfRuntime);
        }
        if (parsedData.meshes) {
            parseObject(parsedData.meshes, "meshes", gltfRuntime);
        }
        if (parsedData.lights) {
            parseObject(parsedData.lights, "lights", gltfRuntime);
        }
        if (parsedData.cameras) {
            parseObject(parsedData.cameras, "cameras", gltfRuntime);
        }
        if (parsedData.nodes) {
            parseObject(parsedData.nodes, "nodes", gltfRuntime);
        }
        if (parsedData.images) {
            parseObject(parsedData.images, "images", gltfRuntime);
        }
        if (parsedData.textures) {
            parseObject(parsedData.textures, "textures", gltfRuntime);
        }
        if (parsedData.shaders) {
            parseShaders(parsedData.shaders, gltfRuntime);
        }
        if (parsedData.programs) {
            parseObject(parsedData.programs, "programs", gltfRuntime);
        }
        if (parsedData.samplers) {
            parseObject(parsedData.samplers, "samplers", gltfRuntime);
        }
        if (parsedData.techniques) {
            parseObject(parsedData.techniques, "techniques", gltfRuntime);
        }
        if (parsedData.materials) {
            parseObject(parsedData.materials, "materials", gltfRuntime);
        }
        if (parsedData.animations) {
            parseObject(parsedData.animations, "animations", gltfRuntime);
        }
        if (parsedData.skins) {
            parseObject(parsedData.skins, "skins", gltfRuntime);
        }
        if (parsedData.scenes) {
            gltfRuntime.scenes = parsedData.scenes;
        }
        if (parsedData.scene && parsedData.scenes) {
            gltfRuntime.currentScene = parsedData.scenes[parsedData.scene];
        }
        return gltfRuntime;
    };
    GLTFLoaderBase.LoadBufferAsync = function (gltfRuntime, id, onSuccess, onError, onProgress) {
        var buffer = gltfRuntime.buffers[id];
        if (babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Tools"].IsBase64(buffer.uri)) {
            setTimeout(function () { return onSuccess(new Uint8Array(babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Tools"].DecodeBase64(buffer.uri))); });
        }
        else {
            babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Tools"].LoadFile(gltfRuntime.rootUrl + buffer.uri, function (data) { return onSuccess(new Uint8Array(data)); }, onProgress, undefined, true, function (request) {
                if (request) {
                    onError(request.status + " " + request.statusText);
                }
            });
        }
    };
    GLTFLoaderBase.LoadTextureBufferAsync = function (gltfRuntime, id, onSuccess, onError) {
        var texture = gltfRuntime.textures[id];
        if (!texture || !texture.source) {
            onError("");
            return;
        }
        if (texture.babylonTexture) {
            onSuccess(null);
            return;
        }
        var source = gltfRuntime.images[texture.source];
        if (babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Tools"].IsBase64(source.uri)) {
            setTimeout(function () { return onSuccess(new Uint8Array(babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Tools"].DecodeBase64(source.uri))); });
        }
        else {
            babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Tools"].LoadFile(gltfRuntime.rootUrl + source.uri, function (data) { return onSuccess(new Uint8Array(data)); }, undefined, undefined, true, function (request) {
                if (request) {
                    onError(request.status + " " + request.statusText);
                }
            });
        }
    };
    GLTFLoaderBase.CreateTextureAsync = function (gltfRuntime, id, buffer, onSuccess, onError) {
        var texture = gltfRuntime.textures[id];
        if (texture.babylonTexture) {
            onSuccess(texture.babylonTexture);
            return;
        }
        var sampler = gltfRuntime.samplers[texture.sampler];
        var createMipMaps = (sampler.minFilter === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["ETextureFilterType"].NEAREST_MIPMAP_NEAREST) ||
            (sampler.minFilter === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["ETextureFilterType"].NEAREST_MIPMAP_LINEAR) ||
            (sampler.minFilter === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["ETextureFilterType"].LINEAR_MIPMAP_NEAREST) ||
            (sampler.minFilter === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["ETextureFilterType"].LINEAR_MIPMAP_LINEAR);
        var samplingMode = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Texture"].BILINEAR_SAMPLINGMODE;
        var blob = buffer == null ? new Blob() : new Blob([buffer]);
        var blobURL = URL.createObjectURL(blob);
        var revokeBlobURL = function () { return URL.revokeObjectURL(blobURL); };
        var newTexture = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Texture"](blobURL, gltfRuntime.scene, !createMipMaps, true, samplingMode, revokeBlobURL, revokeBlobURL);
        if (sampler.wrapS !== undefined) {
            newTexture.wrapU = _glTFLoaderUtils__WEBPACK_IMPORTED_MODULE_2__["GLTFUtils"].GetWrapMode(sampler.wrapS);
        }
        if (sampler.wrapT !== undefined) {
            newTexture.wrapV = _glTFLoaderUtils__WEBPACK_IMPORTED_MODULE_2__["GLTFUtils"].GetWrapMode(sampler.wrapT);
        }
        newTexture.name = id;
        texture.babylonTexture = newTexture;
        onSuccess(newTexture);
    };
    GLTFLoaderBase.LoadShaderStringAsync = function (gltfRuntime, id, onSuccess, onError) {
        var shader = gltfRuntime.shaders[id];
        if (babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Tools"].IsBase64(shader.uri)) {
            var shaderString = atob(shader.uri.split(",")[1]);
            if (onSuccess) {
                onSuccess(shaderString);
            }
        }
        else {
            babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Tools"].LoadFile(gltfRuntime.rootUrl + shader.uri, onSuccess, undefined, undefined, false, function (request) {
                if (request && onError) {
                    onError(request.status + " " + request.statusText);
                }
            });
        }
    };
    GLTFLoaderBase.LoadMaterialAsync = function (gltfRuntime, id, onSuccess, onError) {
        var material = gltfRuntime.materials[id];
        if (!material.technique) {
            if (onError) {
                onError("No technique found.");
            }
            return;
        }
        var technique = gltfRuntime.techniques[material.technique];
        if (!technique) {
            gltfRuntime.scene._blockEntityCollection = gltfRuntime.forAssetContainer;
            var defaultMaterial = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["StandardMaterial"](id, gltfRuntime.scene);
            gltfRuntime.scene._blockEntityCollection = false;
            defaultMaterial.diffuseColor = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Color3"](0.5, 0.5, 0.5);
            defaultMaterial.sideOrientation = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Material"].CounterClockWiseSideOrientation;
            onSuccess(defaultMaterial);
            return;
        }
        var program = gltfRuntime.programs[technique.program];
        var states = technique.states;
        var vertexShader = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Effect"].ShadersStore[program.vertexShader + "VertexShader"];
        var pixelShader = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Effect"].ShadersStore[program.fragmentShader + "PixelShader"];
        var newVertexShader = "";
        var newPixelShader = "";
        var vertexTokenizer = new Tokenizer(vertexShader);
        var pixelTokenizer = new Tokenizer(pixelShader);
        var unTreatedUniforms = {};
        var uniforms = [];
        var attributes = [];
        var samplers = [];
        // Fill uniform, sampler2D and attributes
        for (var unif in technique.uniforms) {
            var uniform = technique.uniforms[unif];
            var uniformParameter = technique.parameters[uniform];
            unTreatedUniforms[unif] = uniformParameter;
            if (uniformParameter.semantic && !uniformParameter.node && !uniformParameter.source) {
                var transformIndex = glTFTransforms.indexOf(uniformParameter.semantic);
                if (transformIndex !== -1) {
                    uniforms.push(babylonTransforms[transformIndex]);
                    delete unTreatedUniforms[unif];
                }
                else {
                    uniforms.push(unif);
                }
            }
            else if (uniformParameter.type === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EParameterType"].SAMPLER_2D) {
                samplers.push(unif);
            }
            else {
                uniforms.push(unif);
            }
        }
        for (var attr in technique.attributes) {
            var attribute = technique.attributes[attr];
            var attributeParameter = technique.parameters[attribute];
            if (attributeParameter.semantic) {
                var name_1 = getAttribute(attributeParameter);
                if (name_1) {
                    attributes.push(name_1);
                }
            }
        }
        // Configure vertex shader
        while (!vertexTokenizer.isEnd() && vertexTokenizer.getNextToken()) {
            var tokenType = vertexTokenizer.currentToken;
            if (tokenType !== ETokenType.IDENTIFIER) {
                newVertexShader += vertexTokenizer.currentString;
                continue;
            }
            var foundAttribute = false;
            for (var attr in technique.attributes) {
                var attribute = technique.attributes[attr];
                var attributeParameter = technique.parameters[attribute];
                if (vertexTokenizer.currentIdentifier === attr && attributeParameter.semantic) {
                    newVertexShader += getAttribute(attributeParameter);
                    foundAttribute = true;
                    break;
                }
            }
            if (foundAttribute) {
                continue;
            }
            newVertexShader += parseShaderUniforms(vertexTokenizer, technique, unTreatedUniforms);
        }
        // Configure pixel shader
        while (!pixelTokenizer.isEnd() && pixelTokenizer.getNextToken()) {
            var tokenType = pixelTokenizer.currentToken;
            if (tokenType !== ETokenType.IDENTIFIER) {
                newPixelShader += pixelTokenizer.currentString;
                continue;
            }
            newPixelShader += parseShaderUniforms(pixelTokenizer, technique, unTreatedUniforms);
        }
        // Create shader material
        var shaderPath = {
            vertex: program.vertexShader + id,
            fragment: program.fragmentShader + id
        };
        var options = {
            attributes: attributes,
            uniforms: uniforms,
            samplers: samplers,
            needAlphaBlending: states && states.enable && states.enable.indexOf(3042) !== -1
        };
        babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Effect"].ShadersStore[program.vertexShader + id + "VertexShader"] = newVertexShader;
        babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Effect"].ShadersStore[program.fragmentShader + id + "PixelShader"] = newPixelShader;
        var shaderMaterial = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["ShaderMaterial"](id, gltfRuntime.scene, shaderPath, options);
        shaderMaterial.onError = onShaderCompileError(program, shaderMaterial, onError);
        shaderMaterial.onCompiled = onShaderCompileSuccess(gltfRuntime, shaderMaterial, technique, material, unTreatedUniforms, onSuccess);
        shaderMaterial.sideOrientation = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Material"].CounterClockWiseSideOrientation;
        if (states && states.functions) {
            var functions = states.functions;
            if (functions.cullFace && functions.cullFace[0] !== _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["ECullingType"].BACK) {
                shaderMaterial.backFaceCulling = false;
            }
            var blendFunc = functions.blendFuncSeparate;
            if (blendFunc) {
                if (blendFunc[0] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].SRC_ALPHA && blendFunc[1] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].ONE_MINUS_SRC_ALPHA && blendFunc[2] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].ONE && blendFunc[3] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].ONE) {
                    shaderMaterial.alphaMode = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Constants"].ALPHA_COMBINE;
                }
                else if (blendFunc[0] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].ONE && blendFunc[1] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].ONE && blendFunc[2] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].ZERO && blendFunc[3] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].ONE) {
                    shaderMaterial.alphaMode = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Constants"].ALPHA_ONEONE;
                }
                else if (blendFunc[0] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].SRC_ALPHA && blendFunc[1] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].ONE && blendFunc[2] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].ZERO && blendFunc[3] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].ONE) {
                    shaderMaterial.alphaMode = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Constants"].ALPHA_ADD;
                }
                else if (blendFunc[0] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].ZERO && blendFunc[1] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].ONE_MINUS_SRC_COLOR && blendFunc[2] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].ONE && blendFunc[3] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].ONE) {
                    shaderMaterial.alphaMode = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Constants"].ALPHA_SUBTRACT;
                }
                else if (blendFunc[0] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].DST_COLOR && blendFunc[1] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].ZERO && blendFunc[2] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].ONE && blendFunc[3] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].ONE) {
                    shaderMaterial.alphaMode = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Constants"].ALPHA_MULTIPLY;
                }
                else if (blendFunc[0] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].SRC_ALPHA && blendFunc[1] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].ONE_MINUS_SRC_COLOR && blendFunc[2] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].ONE && blendFunc[3] === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EBlendingFunction"].ONE) {
                    shaderMaterial.alphaMode = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Constants"].ALPHA_MAXIMIZED;
                }
            }
        }
    };
    return GLTFLoaderBase;
}());

/**
* glTF V1 Loader
* @hidden
*/
var GLTFLoader = /** @class */ (function () {
    function GLTFLoader() {
        this.state = null;
    }
    GLTFLoader.RegisterExtension = function (extension) {
        if (GLTFLoader.Extensions[extension.name]) {
            babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Tools"].Error("Tool with the same name \"" + extension.name + "\" already exists");
            return;
        }
        GLTFLoader.Extensions[extension.name] = extension;
    };
    GLTFLoader.prototype.dispose = function () {
        // do nothing
    };
    GLTFLoader.prototype._importMeshAsync = function (meshesNames, scene, data, rootUrl, forAssetContainer, onSuccess, onProgress, onError) {
        var _this = this;
        scene.useRightHandedSystem = true;
        GLTFLoaderExtension.LoadRuntimeAsync(scene, data, rootUrl, function (gltfRuntime) {
            gltfRuntime.forAssetContainer = forAssetContainer;
            gltfRuntime.importOnlyMeshes = true;
            if (meshesNames === "") {
                gltfRuntime.importMeshesNames = [];
            }
            else if (typeof meshesNames === "string") {
                gltfRuntime.importMeshesNames = [meshesNames];
            }
            else if (meshesNames && !(meshesNames instanceof Array)) {
                gltfRuntime.importMeshesNames = [meshesNames];
            }
            else {
                gltfRuntime.importMeshesNames = [];
                babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Tools"].Warn("Argument meshesNames must be of type string or string[]");
            }
            // Create nodes
            _this._createNodes(gltfRuntime);
            var meshes = new Array();
            var skeletons = new Array();
            // Fill arrays of meshes and skeletons
            for (var nde in gltfRuntime.nodes) {
                var node = gltfRuntime.nodes[nde];
                if (node.babylonNode instanceof babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["AbstractMesh"]) {
                    meshes.push(node.babylonNode);
                }
            }
            for (var skl in gltfRuntime.skins) {
                var skin = gltfRuntime.skins[skl];
                if (skin.babylonSkeleton instanceof babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Skeleton"]) {
                    skeletons.push(skin.babylonSkeleton);
                }
            }
            // Load buffers, shaders, materials, etc.
            _this._loadBuffersAsync(gltfRuntime, function () {
                _this._loadShadersAsync(gltfRuntime, function () {
                    importMaterials(gltfRuntime);
                    postLoad(gltfRuntime);
                    if (!_glTFFileLoader__WEBPACK_IMPORTED_MODULE_3__["GLTFFileLoader"].IncrementalLoading && onSuccess) {
                        onSuccess(meshes, skeletons);
                    }
                });
            }, onProgress);
            if (_glTFFileLoader__WEBPACK_IMPORTED_MODULE_3__["GLTFFileLoader"].IncrementalLoading && onSuccess) {
                onSuccess(meshes, skeletons);
            }
        }, onError);
        return true;
    };
    /**
    * Imports one or more meshes from a loaded gltf file and adds them to the scene
    * @param meshesNames a string or array of strings of the mesh names that should be loaded from the file
    * @param scene the scene the meshes should be added to
    * @param forAssetContainer defines if the entities must be stored in the scene
    * @param data gltf data containing information of the meshes in a loaded file
    * @param rootUrl root url to load from
    * @param onProgress event that fires when loading progress has occured
    * @returns a promise containg the loaded meshes, particles, skeletons and animations
    */
    GLTFLoader.prototype.importMeshAsync = function (meshesNames, scene, forAssetContainer, data, rootUrl, onProgress) {
        var _this = this;
        return new Promise(function (resolve, reject) {
            _this._importMeshAsync(meshesNames, scene, data, rootUrl, forAssetContainer, function (meshes, skeletons) {
                resolve({
                    meshes: meshes,
                    particleSystems: [],
                    skeletons: skeletons,
                    animationGroups: [],
                    lights: [],
                    transformNodes: []
                });
            }, onProgress, function (message) {
                reject(new Error(message));
            });
        });
    };
    GLTFLoader.prototype._loadAsync = function (scene, data, rootUrl, forAssetContainer, onSuccess, onProgress, onError) {
        var _this = this;
        scene.useRightHandedSystem = true;
        GLTFLoaderExtension.LoadRuntimeAsync(scene, data, rootUrl, function (gltfRuntime) {
            // Load runtime extensios
            GLTFLoaderExtension.LoadRuntimeExtensionsAsync(gltfRuntime, function () {
                // Create nodes
                _this._createNodes(gltfRuntime);
                // Load buffers, shaders, materials, etc.
                _this._loadBuffersAsync(gltfRuntime, function () {
                    _this._loadShadersAsync(gltfRuntime, function () {
                        importMaterials(gltfRuntime);
                        postLoad(gltfRuntime);
                        if (!_glTFFileLoader__WEBPACK_IMPORTED_MODULE_3__["GLTFFileLoader"].IncrementalLoading) {
                            onSuccess();
                        }
                    });
                });
                if (_glTFFileLoader__WEBPACK_IMPORTED_MODULE_3__["GLTFFileLoader"].IncrementalLoading) {
                    onSuccess();
                }
            }, onError);
        }, onError);
    };
    /**
    * Imports all objects from a loaded gltf file and adds them to the scene
    * @param scene the scene the objects should be added to
    * @param data gltf data containing information of the meshes in a loaded file
    * @param rootUrl root url to load from
    * @param onProgress event that fires when loading progress has occured
    * @returns a promise which completes when objects have been loaded to the scene
    */
    GLTFLoader.prototype.loadAsync = function (scene, data, rootUrl, onProgress) {
        var _this = this;
        return new Promise(function (resolve, reject) {
            _this._loadAsync(scene, data, rootUrl, false, function () {
                resolve();
            }, onProgress, function (message) {
                reject(new Error(message));
            });
        });
    };
    GLTFLoader.prototype._loadShadersAsync = function (gltfRuntime, onload) {
        var hasShaders = false;
        var processShader = function (sha, shader) {
            GLTFLoaderExtension.LoadShaderStringAsync(gltfRuntime, sha, function (shaderString) {
                if (shaderString instanceof ArrayBuffer) {
                    return;
                }
                gltfRuntime.loadedShaderCount++;
                if (shaderString) {
                    babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Effect"].ShadersStore[sha + (shader.type === _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EShaderType"].VERTEX ? "VertexShader" : "PixelShader")] = shaderString;
                }
                if (gltfRuntime.loadedShaderCount === gltfRuntime.shaderscount) {
                    onload();
                }
            }, function () {
                babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Tools"].Error("Error when loading shader program named " + sha + " located at " + shader.uri);
            });
        };
        for (var sha in gltfRuntime.shaders) {
            hasShaders = true;
            var shader = gltfRuntime.shaders[sha];
            if (shader) {
                processShader.bind(this, sha, shader)();
            }
            else {
                babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Tools"].Error("No shader named: " + sha);
            }
        }
        if (!hasShaders) {
            onload();
        }
    };
    GLTFLoader.prototype._loadBuffersAsync = function (gltfRuntime, onLoad, onProgress) {
        var hasBuffers = false;
        var processBuffer = function (buf, buffer) {
            GLTFLoaderExtension.LoadBufferAsync(gltfRuntime, buf, function (bufferView) {
                gltfRuntime.loadedBufferCount++;
                if (bufferView) {
                    if (bufferView.byteLength != gltfRuntime.buffers[buf].byteLength) {
                        babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Tools"].Error("Buffer named " + buf + " is length " + bufferView.byteLength + ". Expected: " + buffer.byteLength); // Improve error message
                    }
                    gltfRuntime.loadedBufferViews[buf] = bufferView;
                }
                if (gltfRuntime.loadedBufferCount === gltfRuntime.buffersCount) {
                    onLoad();
                }
            }, function () {
                babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Tools"].Error("Error when loading buffer named " + buf + " located at " + buffer.uri);
            });
        };
        for (var buf in gltfRuntime.buffers) {
            hasBuffers = true;
            var buffer = gltfRuntime.buffers[buf];
            if (buffer) {
                processBuffer.bind(this, buf, buffer)();
            }
            else {
                babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Tools"].Error("No buffer named: " + buf);
            }
        }
        if (!hasBuffers) {
            onLoad();
        }
    };
    GLTFLoader.prototype._createNodes = function (gltfRuntime) {
        var currentScene = gltfRuntime.currentScene;
        if (currentScene) {
            // Only one scene even if multiple scenes are defined
            for (var i = 0; i < currentScene.nodes.length; i++) {
                traverseNodes(gltfRuntime, currentScene.nodes[i], null);
            }
        }
        else {
            // Load all scenes
            for (var thing in gltfRuntime.scenes) {
                currentScene = gltfRuntime.scenes[thing];
                for (var i = 0; i < currentScene.nodes.length; i++) {
                    traverseNodes(gltfRuntime, currentScene.nodes[i], null);
                }
            }
        }
    };
    GLTFLoader.Extensions = {};
    return GLTFLoader;
}());

/** @hidden */
var GLTFLoaderExtension = /** @class */ (function () {
    function GLTFLoaderExtension(name) {
        this._name = name;
    }
    Object.defineProperty(GLTFLoaderExtension.prototype, "name", {
        get: function () {
            return this._name;
        },
        enumerable: true,
        configurable: true
    });
    /**
    * Defines an override for loading the runtime
    * Return true to stop further extensions from loading the runtime
    */
    GLTFLoaderExtension.prototype.loadRuntimeAsync = function (scene, data, rootUrl, onSuccess, onError) {
        return false;
    };
    /**
     * Defines an onverride for creating gltf runtime
     * Return true to stop further extensions from creating the runtime
     */
    GLTFLoaderExtension.prototype.loadRuntimeExtensionsAsync = function (gltfRuntime, onSuccess, onError) {
        return false;
    };
    /**
    * Defines an override for loading buffers
    * Return true to stop further extensions from loading this buffer
    */
    GLTFLoaderExtension.prototype.loadBufferAsync = function (gltfRuntime, id, onSuccess, onError, onProgress) {
        return false;
    };
    /**
    * Defines an override for loading texture buffers
    * Return true to stop further extensions from loading this texture data
    */
    GLTFLoaderExtension.prototype.loadTextureBufferAsync = function (gltfRuntime, id, onSuccess, onError) {
        return false;
    };
    /**
    * Defines an override for creating textures
    * Return true to stop further extensions from loading this texture
    */
    GLTFLoaderExtension.prototype.createTextureAsync = function (gltfRuntime, id, buffer, onSuccess, onError) {
        return false;
    };
    /**
    * Defines an override for loading shader strings
    * Return true to stop further extensions from loading this shader data
    */
    GLTFLoaderExtension.prototype.loadShaderStringAsync = function (gltfRuntime, id, onSuccess, onError) {
        return false;
    };
    /**
    * Defines an override for loading materials
    * Return true to stop further extensions from loading this material
    */
    GLTFLoaderExtension.prototype.loadMaterialAsync = function (gltfRuntime, id, onSuccess, onError) {
        return false;
    };
    // ---------
    // Utilities
    // ---------
    GLTFLoaderExtension.LoadRuntimeAsync = function (scene, data, rootUrl, onSuccess, onError) {
        GLTFLoaderExtension.ApplyExtensions(function (loaderExtension) {
            return loaderExtension.loadRuntimeAsync(scene, data, rootUrl, onSuccess, onError);
        }, function () {
            setTimeout(function () {
                if (!onSuccess) {
                    return;
                }
                onSuccess(GLTFLoaderBase.CreateRuntime(data.json, scene, rootUrl));
            });
        });
    };
    GLTFLoaderExtension.LoadRuntimeExtensionsAsync = function (gltfRuntime, onSuccess, onError) {
        GLTFLoaderExtension.ApplyExtensions(function (loaderExtension) {
            return loaderExtension.loadRuntimeExtensionsAsync(gltfRuntime, onSuccess, onError);
        }, function () {
            setTimeout(function () {
                onSuccess();
            });
        });
    };
    GLTFLoaderExtension.LoadBufferAsync = function (gltfRuntime, id, onSuccess, onError, onProgress) {
        GLTFLoaderExtension.ApplyExtensions(function (loaderExtension) {
            return loaderExtension.loadBufferAsync(gltfRuntime, id, onSuccess, onError, onProgress);
        }, function () {
            GLTFLoaderBase.LoadBufferAsync(gltfRuntime, id, onSuccess, onError, onProgress);
        });
    };
    GLTFLoaderExtension.LoadTextureAsync = function (gltfRuntime, id, onSuccess, onError) {
        GLTFLoaderExtension.LoadTextureBufferAsync(gltfRuntime, id, function (buffer) {
            if (buffer) {
                GLTFLoaderExtension.CreateTextureAsync(gltfRuntime, id, buffer, onSuccess, onError);
            }
        }, onError);
    };
    GLTFLoaderExtension.LoadShaderStringAsync = function (gltfRuntime, id, onSuccess, onError) {
        GLTFLoaderExtension.ApplyExtensions(function (loaderExtension) {
            return loaderExtension.loadShaderStringAsync(gltfRuntime, id, onSuccess, onError);
        }, function () {
            GLTFLoaderBase.LoadShaderStringAsync(gltfRuntime, id, onSuccess, onError);
        });
    };
    GLTFLoaderExtension.LoadMaterialAsync = function (gltfRuntime, id, onSuccess, onError) {
        GLTFLoaderExtension.ApplyExtensions(function (loaderExtension) {
            return loaderExtension.loadMaterialAsync(gltfRuntime, id, onSuccess, onError);
        }, function () {
            GLTFLoaderBase.LoadMaterialAsync(gltfRuntime, id, onSuccess, onError);
        });
    };
    GLTFLoaderExtension.LoadTextureBufferAsync = function (gltfRuntime, id, onSuccess, onError) {
        GLTFLoaderExtension.ApplyExtensions(function (loaderExtension) {
            return loaderExtension.loadTextureBufferAsync(gltfRuntime, id, onSuccess, onError);
        }, function () {
            GLTFLoaderBase.LoadTextureBufferAsync(gltfRuntime, id, onSuccess, onError);
        });
    };
    GLTFLoaderExtension.CreateTextureAsync = function (gltfRuntime, id, buffer, onSuccess, onError) {
        GLTFLoaderExtension.ApplyExtensions(function (loaderExtension) {
            return loaderExtension.createTextureAsync(gltfRuntime, id, buffer, onSuccess, onError);
        }, function () {
            GLTFLoaderBase.CreateTextureAsync(gltfRuntime, id, buffer, onSuccess, onError);
        });
    };
    GLTFLoaderExtension.ApplyExtensions = function (func, defaultFunc) {
        for (var extensionName in GLTFLoader.Extensions) {
            var loaderExtension = GLTFLoader.Extensions[extensionName];
            if (func(loaderExtension)) {
                return;
            }
        }
        defaultFunc();
    };
    return GLTFLoaderExtension;
}());

_glTFFileLoader__WEBPACK_IMPORTED_MODULE_3__["GLTFFileLoader"]._CreateGLTF1Loader = function () { return new GLTFLoader(); };


/***/ }),

/***/ "./glTF/1.0/glTFLoaderInterfaces.ts":
/*!******************************************!*\
  !*** ./glTF/1.0/glTFLoaderInterfaces.ts ***!
  \******************************************/
/*! exports provided: EComponentType, EShaderType, EParameterType, ETextureWrapMode, ETextureFilterType, ETextureFormat, ECullingType, EBlendingFunction */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "EComponentType", function() { return EComponentType; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "EShaderType", function() { return EShaderType; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "EParameterType", function() { return EParameterType; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "ETextureWrapMode", function() { return ETextureWrapMode; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "ETextureFilterType", function() { return ETextureFilterType; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "ETextureFormat", function() { return ETextureFormat; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "ECullingType", function() { return ECullingType; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "EBlendingFunction", function() { return EBlendingFunction; });
/**
* Enums
* @hidden
*/
var EComponentType;
(function (EComponentType) {
    EComponentType[EComponentType["BYTE"] = 5120] = "BYTE";
    EComponentType[EComponentType["UNSIGNED_BYTE"] = 5121] = "UNSIGNED_BYTE";
    EComponentType[EComponentType["SHORT"] = 5122] = "SHORT";
    EComponentType[EComponentType["UNSIGNED_SHORT"] = 5123] = "UNSIGNED_SHORT";
    EComponentType[EComponentType["FLOAT"] = 5126] = "FLOAT";
})(EComponentType || (EComponentType = {}));
/** @hidden */
var EShaderType;
(function (EShaderType) {
    EShaderType[EShaderType["FRAGMENT"] = 35632] = "FRAGMENT";
    EShaderType[EShaderType["VERTEX"] = 35633] = "VERTEX";
})(EShaderType || (EShaderType = {}));
/** @hidden */
var EParameterType;
(function (EParameterType) {
    EParameterType[EParameterType["BYTE"] = 5120] = "BYTE";
    EParameterType[EParameterType["UNSIGNED_BYTE"] = 5121] = "UNSIGNED_BYTE";
    EParameterType[EParameterType["SHORT"] = 5122] = "SHORT";
    EParameterType[EParameterType["UNSIGNED_SHORT"] = 5123] = "UNSIGNED_SHORT";
    EParameterType[EParameterType["INT"] = 5124] = "INT";
    EParameterType[EParameterType["UNSIGNED_INT"] = 5125] = "UNSIGNED_INT";
    EParameterType[EParameterType["FLOAT"] = 5126] = "FLOAT";
    EParameterType[EParameterType["FLOAT_VEC2"] = 35664] = "FLOAT_VEC2";
    EParameterType[EParameterType["FLOAT_VEC3"] = 35665] = "FLOAT_VEC3";
    EParameterType[EParameterType["FLOAT_VEC4"] = 35666] = "FLOAT_VEC4";
    EParameterType[EParameterType["INT_VEC2"] = 35667] = "INT_VEC2";
    EParameterType[EParameterType["INT_VEC3"] = 35668] = "INT_VEC3";
    EParameterType[EParameterType["INT_VEC4"] = 35669] = "INT_VEC4";
    EParameterType[EParameterType["BOOL"] = 35670] = "BOOL";
    EParameterType[EParameterType["BOOL_VEC2"] = 35671] = "BOOL_VEC2";
    EParameterType[EParameterType["BOOL_VEC3"] = 35672] = "BOOL_VEC3";
    EParameterType[EParameterType["BOOL_VEC4"] = 35673] = "BOOL_VEC4";
    EParameterType[EParameterType["FLOAT_MAT2"] = 35674] = "FLOAT_MAT2";
    EParameterType[EParameterType["FLOAT_MAT3"] = 35675] = "FLOAT_MAT3";
    EParameterType[EParameterType["FLOAT_MAT4"] = 35676] = "FLOAT_MAT4";
    EParameterType[EParameterType["SAMPLER_2D"] = 35678] = "SAMPLER_2D";
})(EParameterType || (EParameterType = {}));
/** @hidden */
var ETextureWrapMode;
(function (ETextureWrapMode) {
    ETextureWrapMode[ETextureWrapMode["CLAMP_TO_EDGE"] = 33071] = "CLAMP_TO_EDGE";
    ETextureWrapMode[ETextureWrapMode["MIRRORED_REPEAT"] = 33648] = "MIRRORED_REPEAT";
    ETextureWrapMode[ETextureWrapMode["REPEAT"] = 10497] = "REPEAT";
})(ETextureWrapMode || (ETextureWrapMode = {}));
/** @hidden */
var ETextureFilterType;
(function (ETextureFilterType) {
    ETextureFilterType[ETextureFilterType["NEAREST"] = 9728] = "NEAREST";
    ETextureFilterType[ETextureFilterType["LINEAR"] = 9728] = "LINEAR";
    ETextureFilterType[ETextureFilterType["NEAREST_MIPMAP_NEAREST"] = 9984] = "NEAREST_MIPMAP_NEAREST";
    ETextureFilterType[ETextureFilterType["LINEAR_MIPMAP_NEAREST"] = 9985] = "LINEAR_MIPMAP_NEAREST";
    ETextureFilterType[ETextureFilterType["NEAREST_MIPMAP_LINEAR"] = 9986] = "NEAREST_MIPMAP_LINEAR";
    ETextureFilterType[ETextureFilterType["LINEAR_MIPMAP_LINEAR"] = 9987] = "LINEAR_MIPMAP_LINEAR";
})(ETextureFilterType || (ETextureFilterType = {}));
/** @hidden */
var ETextureFormat;
(function (ETextureFormat) {
    ETextureFormat[ETextureFormat["ALPHA"] = 6406] = "ALPHA";
    ETextureFormat[ETextureFormat["RGB"] = 6407] = "RGB";
    ETextureFormat[ETextureFormat["RGBA"] = 6408] = "RGBA";
    ETextureFormat[ETextureFormat["LUMINANCE"] = 6409] = "LUMINANCE";
    ETextureFormat[ETextureFormat["LUMINANCE_ALPHA"] = 6410] = "LUMINANCE_ALPHA";
})(ETextureFormat || (ETextureFormat = {}));
/** @hidden */
var ECullingType;
(function (ECullingType) {
    ECullingType[ECullingType["FRONT"] = 1028] = "FRONT";
    ECullingType[ECullingType["BACK"] = 1029] = "BACK";
    ECullingType[ECullingType["FRONT_AND_BACK"] = 1032] = "FRONT_AND_BACK";
})(ECullingType || (ECullingType = {}));
/** @hidden */
var EBlendingFunction;
(function (EBlendingFunction) {
    EBlendingFunction[EBlendingFunction["ZERO"] = 0] = "ZERO";
    EBlendingFunction[EBlendingFunction["ONE"] = 1] = "ONE";
    EBlendingFunction[EBlendingFunction["SRC_COLOR"] = 768] = "SRC_COLOR";
    EBlendingFunction[EBlendingFunction["ONE_MINUS_SRC_COLOR"] = 769] = "ONE_MINUS_SRC_COLOR";
    EBlendingFunction[EBlendingFunction["DST_COLOR"] = 774] = "DST_COLOR";
    EBlendingFunction[EBlendingFunction["ONE_MINUS_DST_COLOR"] = 775] = "ONE_MINUS_DST_COLOR";
    EBlendingFunction[EBlendingFunction["SRC_ALPHA"] = 770] = "SRC_ALPHA";
    EBlendingFunction[EBlendingFunction["ONE_MINUS_SRC_ALPHA"] = 771] = "ONE_MINUS_SRC_ALPHA";
    EBlendingFunction[EBlendingFunction["DST_ALPHA"] = 772] = "DST_ALPHA";
    EBlendingFunction[EBlendingFunction["ONE_MINUS_DST_ALPHA"] = 773] = "ONE_MINUS_DST_ALPHA";
    EBlendingFunction[EBlendingFunction["CONSTANT_COLOR"] = 32769] = "CONSTANT_COLOR";
    EBlendingFunction[EBlendingFunction["ONE_MINUS_CONSTANT_COLOR"] = 32770] = "ONE_MINUS_CONSTANT_COLOR";
    EBlendingFunction[EBlendingFunction["CONSTANT_ALPHA"] = 32771] = "CONSTANT_ALPHA";
    EBlendingFunction[EBlendingFunction["ONE_MINUS_CONSTANT_ALPHA"] = 32772] = "ONE_MINUS_CONSTANT_ALPHA";
    EBlendingFunction[EBlendingFunction["SRC_ALPHA_SATURATE"] = 776] = "SRC_ALPHA_SATURATE";
})(EBlendingFunction || (EBlendingFunction = {}));


/***/ }),

/***/ "./glTF/1.0/glTFLoaderUtils.ts":
/*!*************************************!*\
  !*** ./glTF/1.0/glTFLoaderUtils.ts ***!
  \*************************************/
/*! exports provided: GLTFUtils */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "GLTFUtils", function() { return GLTFUtils; });
/* harmony import */ var _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./glTFLoaderInterfaces */ "./glTF/1.0/glTFLoaderInterfaces.ts");
/* harmony import */ var babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! babylonjs/Maths/math */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__);





/**
* Utils functions for GLTF
* @hidden
*/
var GLTFUtils = /** @class */ (function () {
    function GLTFUtils() {
    }
    /**
     * Sets the given "parameter" matrix
     * @param scene: the Scene object
     * @param source: the source node where to pick the matrix
     * @param parameter: the GLTF technique parameter
     * @param uniformName: the name of the shader's uniform
     * @param shaderMaterial: the shader material
     */
    GLTFUtils.SetMatrix = function (scene, source, parameter, uniformName, shaderMaterial) {
        var mat = null;
        if (parameter.semantic === "MODEL") {
            mat = source.getWorldMatrix();
        }
        else if (parameter.semantic === "PROJECTION") {
            mat = scene.getProjectionMatrix();
        }
        else if (parameter.semantic === "VIEW") {
            mat = scene.getViewMatrix();
        }
        else if (parameter.semantic === "MODELVIEWINVERSETRANSPOSE") {
            mat = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Matrix"].Transpose(source.getWorldMatrix().multiply(scene.getViewMatrix()).invert());
        }
        else if (parameter.semantic === "MODELVIEW") {
            mat = source.getWorldMatrix().multiply(scene.getViewMatrix());
        }
        else if (parameter.semantic === "MODELVIEWPROJECTION") {
            mat = source.getWorldMatrix().multiply(scene.getTransformMatrix());
        }
        else if (parameter.semantic === "MODELINVERSE") {
            mat = source.getWorldMatrix().invert();
        }
        else if (parameter.semantic === "VIEWINVERSE") {
            mat = scene.getViewMatrix().invert();
        }
        else if (parameter.semantic === "PROJECTIONINVERSE") {
            mat = scene.getProjectionMatrix().invert();
        }
        else if (parameter.semantic === "MODELVIEWINVERSE") {
            mat = source.getWorldMatrix().multiply(scene.getViewMatrix()).invert();
        }
        else if (parameter.semantic === "MODELVIEWPROJECTIONINVERSE") {
            mat = source.getWorldMatrix().multiply(scene.getTransformMatrix()).invert();
        }
        else if (parameter.semantic === "MODELINVERSETRANSPOSE") {
            mat = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Matrix"].Transpose(source.getWorldMatrix().invert());
        }
        else {
            debugger;
        }
        if (mat) {
            switch (parameter.type) {
                case _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EParameterType"].FLOAT_MAT2:
                    shaderMaterial.setMatrix2x2(uniformName, babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Matrix"].GetAsMatrix2x2(mat));
                    break;
                case _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EParameterType"].FLOAT_MAT3:
                    shaderMaterial.setMatrix3x3(uniformName, babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Matrix"].GetAsMatrix3x3(mat));
                    break;
                case _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EParameterType"].FLOAT_MAT4:
                    shaderMaterial.setMatrix(uniformName, mat);
                    break;
                default: break;
            }
        }
    };
    /**
     * Sets the given "parameter" matrix
     * @param shaderMaterial: the shader material
     * @param uniform: the name of the shader's uniform
     * @param value: the value of the uniform
     * @param type: the uniform's type (EParameterType FLOAT, VEC2, VEC3 or VEC4)
     */
    GLTFUtils.SetUniform = function (shaderMaterial, uniform, value, type) {
        switch (type) {
            case _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EParameterType"].FLOAT:
                shaderMaterial.setFloat(uniform, value);
                return true;
            case _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EParameterType"].FLOAT_VEC2:
                shaderMaterial.setVector2(uniform, babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Vector2"].FromArray(value));
                return true;
            case _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EParameterType"].FLOAT_VEC3:
                shaderMaterial.setVector3(uniform, babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Vector3"].FromArray(value));
                return true;
            case _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EParameterType"].FLOAT_VEC4:
                shaderMaterial.setVector4(uniform, babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Vector4"].FromArray(value));
                return true;
            default: return false;
        }
    };
    /**
    * Returns the wrap mode of the texture
    * @param mode: the mode value
    */
    GLTFUtils.GetWrapMode = function (mode) {
        switch (mode) {
            case _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["ETextureWrapMode"].CLAMP_TO_EDGE: return babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Texture"].CLAMP_ADDRESSMODE;
            case _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["ETextureWrapMode"].MIRRORED_REPEAT: return babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Texture"].MIRROR_ADDRESSMODE;
            case _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["ETextureWrapMode"].REPEAT: return babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Texture"].WRAP_ADDRESSMODE;
            default: return babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Texture"].WRAP_ADDRESSMODE;
        }
    };
    /**
     * Returns the byte stride giving an accessor
     * @param accessor: the GLTF accessor objet
     */
    GLTFUtils.GetByteStrideFromType = function (accessor) {
        // Needs this function since "byteStride" isn't requiered in glTF format
        var type = accessor.type;
        switch (type) {
            case "VEC2": return 2;
            case "VEC3": return 3;
            case "VEC4": return 4;
            case "MAT2": return 4;
            case "MAT3": return 9;
            case "MAT4": return 16;
            default: return 1;
        }
    };
    /**
     * Returns the texture filter mode giving a mode value
     * @param mode: the filter mode value
     */
    GLTFUtils.GetTextureFilterMode = function (mode) {
        switch (mode) {
            case _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["ETextureFilterType"].LINEAR:
            case _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["ETextureFilterType"].LINEAR_MIPMAP_NEAREST:
            case _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["ETextureFilterType"].LINEAR_MIPMAP_LINEAR: return babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Texture"].TRILINEAR_SAMPLINGMODE;
            case _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["ETextureFilterType"].NEAREST:
            case _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["ETextureFilterType"].NEAREST_MIPMAP_NEAREST: return babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Texture"].NEAREST_SAMPLINGMODE;
            default: return babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Texture"].BILINEAR_SAMPLINGMODE;
        }
    };
    GLTFUtils.GetBufferFromBufferView = function (gltfRuntime, bufferView, byteOffset, byteLength, componentType) {
        var byteOffset = bufferView.byteOffset + byteOffset;
        var loadedBufferView = gltfRuntime.loadedBufferViews[bufferView.buffer];
        if (byteOffset + byteLength > loadedBufferView.byteLength) {
            throw new Error("Buffer access is out of range");
        }
        var buffer = loadedBufferView.buffer;
        byteOffset += loadedBufferView.byteOffset;
        switch (componentType) {
            case _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EComponentType"].BYTE: return new Int8Array(buffer, byteOffset, byteLength);
            case _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EComponentType"].UNSIGNED_BYTE: return new Uint8Array(buffer, byteOffset, byteLength);
            case _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EComponentType"].SHORT: return new Int16Array(buffer, byteOffset, byteLength);
            case _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_0__["EComponentType"].UNSIGNED_SHORT: return new Uint16Array(buffer, byteOffset, byteLength);
            default: return new Float32Array(buffer, byteOffset, byteLength);
        }
    };
    /**
     * Returns a buffer from its accessor
     * @param gltfRuntime: the GLTF runtime
     * @param accessor: the GLTF accessor
     */
    GLTFUtils.GetBufferFromAccessor = function (gltfRuntime, accessor) {
        var bufferView = gltfRuntime.bufferViews[accessor.bufferView];
        var byteLength = accessor.count * GLTFUtils.GetByteStrideFromType(accessor);
        return GLTFUtils.GetBufferFromBufferView(gltfRuntime, bufferView, accessor.byteOffset, byteLength, accessor.componentType);
    };
    /**
     * Decodes a buffer view into a string
     * @param view: the buffer view
     */
    GLTFUtils.DecodeBufferToText = function (view) {
        var result = "";
        var length = view.byteLength;
        for (var i = 0; i < length; ++i) {
            result += String.fromCharCode(view[i]);
        }
        return result;
    };
    /**
     * Returns the default material of gltf. Related to
     * https://github.com/KhronosGroup/glTF/tree/master/specification/1.0#appendix-a-default-material
     * @param scene: the Babylon.js scene
     */
    GLTFUtils.GetDefaultMaterial = function (scene) {
        if (!GLTFUtils._DefaultMaterial) {
            babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Effect"].ShadersStore["GLTFDefaultMaterialVertexShader"] = [
                "precision highp float;",
                "",
                "uniform mat4 worldView;",
                "uniform mat4 projection;",
                "",
                "attribute vec3 position;",
                "",
                "void main(void)",
                "{",
                "    gl_Position = projection * worldView * vec4(position, 1.0);",
                "}"
            ].join("\n");
            babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Effect"].ShadersStore["GLTFDefaultMaterialPixelShader"] = [
                "precision highp float;",
                "",
                "uniform vec4 u_emission;",
                "",
                "void main(void)",
                "{",
                "    gl_FragColor = u_emission;",
                "}"
            ].join("\n");
            var shaderPath = {
                vertex: "GLTFDefaultMaterial",
                fragment: "GLTFDefaultMaterial"
            };
            var options = {
                attributes: ["position"],
                uniforms: ["worldView", "projection", "u_emission"],
                samplers: new Array(),
                needAlphaBlending: false
            };
            GLTFUtils._DefaultMaterial = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["ShaderMaterial"]("GLTFDefaultMaterial", scene, shaderPath, options);
            GLTFUtils._DefaultMaterial.setColor4("u_emission", new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_1__["Color4"](0.5, 0.5, 0.5, 1.0));
        }
        return GLTFUtils._DefaultMaterial;
    };
    // The GLTF default material
    GLTFUtils._DefaultMaterial = null;
    return GLTFUtils;
}());



/***/ }),

/***/ "./glTF/1.0/glTFMaterialsCommonExtension.ts":
/*!**************************************************!*\
  !*** ./glTF/1.0/glTFMaterialsCommonExtension.ts ***!
  \**************************************************/
/*! exports provided: GLTFMaterialsCommonExtension */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "GLTFMaterialsCommonExtension", function() { return GLTFMaterialsCommonExtension; });
/* harmony import */ var tslib__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! tslib */ "../../node_modules/tslib/tslib.es6.js");
/* harmony import */ var _glTFLoader__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./glTFLoader */ "./glTF/1.0/glTFLoader.ts");
/* harmony import */ var babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! babylonjs/Maths/math */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__);












/** @hidden */
var GLTFMaterialsCommonExtension = /** @class */ (function (_super) {
    Object(tslib__WEBPACK_IMPORTED_MODULE_0__["__extends"])(GLTFMaterialsCommonExtension, _super);
    function GLTFMaterialsCommonExtension() {
        return _super.call(this, "KHR_materials_common") || this;
    }
    GLTFMaterialsCommonExtension.prototype.loadRuntimeExtensionsAsync = function (gltfRuntime, onSuccess, onError) {
        if (!gltfRuntime.extensions) {
            return false;
        }
        var extension = gltfRuntime.extensions[this.name];
        if (!extension) {
            return false;
        }
        // Create lights
        var lights = extension.lights;
        if (lights) {
            for (var thing in lights) {
                var light = lights[thing];
                switch (light.type) {
                    case "ambient":
                        var ambientLight = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__["HemisphericLight"](light.name, new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__["Vector3"](0, 1, 0), gltfRuntime.scene);
                        var ambient = light.ambient;
                        if (ambient) {
                            ambientLight.diffuse = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__["Color3"].FromArray(ambient.color || [1, 1, 1]);
                        }
                        break;
                    case "point":
                        var pointLight = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__["PointLight"](light.name, new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__["Vector3"](10, 10, 10), gltfRuntime.scene);
                        var point = light.point;
                        if (point) {
                            pointLight.diffuse = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__["Color3"].FromArray(point.color || [1, 1, 1]);
                        }
                        break;
                    case "directional":
                        var dirLight = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__["DirectionalLight"](light.name, new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__["Vector3"](0, -1, 0), gltfRuntime.scene);
                        var directional = light.directional;
                        if (directional) {
                            dirLight.diffuse = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__["Color3"].FromArray(directional.color || [1, 1, 1]);
                        }
                        break;
                    case "spot":
                        var spot = light.spot;
                        if (spot) {
                            var spotLight = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__["SpotLight"](light.name, new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__["Vector3"](0, 10, 0), new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__["Vector3"](0, -1, 0), spot.fallOffAngle || Math.PI, spot.fallOffExponent || 0.0, gltfRuntime.scene);
                            spotLight.diffuse = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__["Color3"].FromArray(spot.color || [1, 1, 1]);
                        }
                        break;
                    default:
                        babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__["Tools"].Warn("GLTF Material Common extension: light type \"" + light.type + "\” not supported");
                        break;
                }
            }
        }
        return false;
    };
    GLTFMaterialsCommonExtension.prototype.loadMaterialAsync = function (gltfRuntime, id, onSuccess, onError) {
        var material = gltfRuntime.materials[id];
        if (!material || !material.extensions) {
            return false;
        }
        var extension = material.extensions[this.name];
        if (!extension) {
            return false;
        }
        var standardMaterial = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__["StandardMaterial"](id, gltfRuntime.scene);
        standardMaterial.sideOrientation = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__["Material"].CounterClockWiseSideOrientation;
        if (extension.technique === "CONSTANT") {
            standardMaterial.disableLighting = true;
        }
        standardMaterial.backFaceCulling = extension.doubleSided === undefined ? false : !extension.doubleSided;
        standardMaterial.alpha = extension.values.transparency === undefined ? 1.0 : extension.values.transparency;
        standardMaterial.specularPower = extension.values.shininess === undefined ? 0.0 : extension.values.shininess;
        // Ambient
        if (typeof extension.values.ambient === "string") {
            this._loadTexture(gltfRuntime, extension.values.ambient, standardMaterial, "ambientTexture", onError);
        }
        else {
            standardMaterial.ambientColor = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__["Color3"].FromArray(extension.values.ambient || [0, 0, 0]);
        }
        // Diffuse
        if (typeof extension.values.diffuse === "string") {
            this._loadTexture(gltfRuntime, extension.values.diffuse, standardMaterial, "diffuseTexture", onError);
        }
        else {
            standardMaterial.diffuseColor = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__["Color3"].FromArray(extension.values.diffuse || [0, 0, 0]);
        }
        // Emission
        if (typeof extension.values.emission === "string") {
            this._loadTexture(gltfRuntime, extension.values.emission, standardMaterial, "emissiveTexture", onError);
        }
        else {
            standardMaterial.emissiveColor = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__["Color3"].FromArray(extension.values.emission || [0, 0, 0]);
        }
        // Specular
        if (typeof extension.values.specular === "string") {
            this._loadTexture(gltfRuntime, extension.values.specular, standardMaterial, "specularTexture", onError);
        }
        else {
            standardMaterial.specularColor = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_2__["Color3"].FromArray(extension.values.specular || [0, 0, 0]);
        }
        return true;
    };
    GLTFMaterialsCommonExtension.prototype._loadTexture = function (gltfRuntime, id, material, propertyPath, onError) {
        // Create buffer from texture url
        _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderBase"].LoadTextureBufferAsync(gltfRuntime, id, function (buffer) {
            // Create texture from buffer
            _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderBase"].CreateTextureAsync(gltfRuntime, id, buffer, function (texture) { return material[propertyPath] = texture; }, onError);
        }, onError);
    };
    return GLTFMaterialsCommonExtension;
}(_glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderExtension"]));

_glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].RegisterExtension(new GLTFMaterialsCommonExtension());


/***/ }),

/***/ "./glTF/1.0/index.ts":
/*!***************************!*\
  !*** ./glTF/1.0/index.ts ***!
  \***************************/
/*! exports provided: GLTFBinaryExtension, GLTFLoaderBase, GLTFLoader, GLTFLoaderExtension, EComponentType, EShaderType, EParameterType, ETextureWrapMode, ETextureFilterType, ETextureFormat, ECullingType, EBlendingFunction, GLTFUtils, GLTFMaterialsCommonExtension */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony import */ var _glTFBinaryExtension__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./glTFBinaryExtension */ "./glTF/1.0/glTFBinaryExtension.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFBinaryExtension", function() { return _glTFBinaryExtension__WEBPACK_IMPORTED_MODULE_0__["GLTFBinaryExtension"]; });

/* harmony import */ var _glTFLoader__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./glTFLoader */ "./glTF/1.0/glTFLoader.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFLoaderBase", function() { return _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderBase"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFLoader", function() { return _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFLoaderExtension", function() { return _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderExtension"]; });

/* harmony import */ var _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./glTFLoaderInterfaces */ "./glTF/1.0/glTFLoaderInterfaces.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "EComponentType", function() { return _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_2__["EComponentType"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "EShaderType", function() { return _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_2__["EShaderType"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "EParameterType", function() { return _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_2__["EParameterType"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "ETextureWrapMode", function() { return _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_2__["ETextureWrapMode"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "ETextureFilterType", function() { return _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_2__["ETextureFilterType"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "ETextureFormat", function() { return _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_2__["ETextureFormat"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "ECullingType", function() { return _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_2__["ECullingType"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "EBlendingFunction", function() { return _glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_2__["EBlendingFunction"]; });

/* harmony import */ var _glTFLoaderUtils__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./glTFLoaderUtils */ "./glTF/1.0/glTFLoaderUtils.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFUtils", function() { return _glTFLoaderUtils__WEBPACK_IMPORTED_MODULE_3__["GLTFUtils"]; });

/* harmony import */ var _glTFMaterialsCommonExtension__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(/*! ./glTFMaterialsCommonExtension */ "./glTF/1.0/glTFMaterialsCommonExtension.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFMaterialsCommonExtension", function() { return _glTFMaterialsCommonExtension__WEBPACK_IMPORTED_MODULE_4__["GLTFMaterialsCommonExtension"]; });








/***/ }),

/***/ "./glTF/2.0/Extensions/EXT_lights_image_based.ts":
/*!*******************************************************!*\
  !*** ./glTF/2.0/Extensions/EXT_lights_image_based.ts ***!
  \*******************************************************/
/*! exports provided: EXT_lights_image_based */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "EXT_lights_image_based", function() { return EXT_lights_image_based; });
/* harmony import */ var babylonjs_Maths_math_scalar__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! babylonjs/Maths/math.scalar */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Maths_math_scalar__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Maths_math_scalar__WEBPACK_IMPORTED_MODULE_0__);
/* harmony import */ var _glTFLoader__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../glTFLoader */ "./glTF/2.0/glTFLoader.ts");





var NAME = "EXT_lights_image_based";
/**
 * [Specification](https://github.com/KhronosGroup/glTF/blob/master/extensions/2.0/Vendor/EXT_lights_image_based/README.md)
 */
var EXT_lights_image_based = /** @class */ (function () {
    /** @hidden */
    function EXT_lights_image_based(loader) {
        /**
         * The name of this extension.
         */
        this.name = NAME;
        this._loader = loader;
        this.enabled = this._loader.isExtensionUsed(NAME);
    }
    /** @hidden */
    EXT_lights_image_based.prototype.dispose = function () {
        delete this._loader;
        delete this._lights;
    };
    /** @hidden */
    EXT_lights_image_based.prototype.onLoading = function () {
        var extensions = this._loader.gltf.extensions;
        if (extensions && extensions[this.name]) {
            var extension = extensions[this.name];
            this._lights = extension.lights;
        }
    };
    /** @hidden */
    EXT_lights_image_based.prototype.loadSceneAsync = function (context, scene) {
        var _this = this;
        return _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].LoadExtensionAsync(context, scene, this.name, function (extensionContext, extension) {
            var promises = new Array();
            promises.push(_this._loader.loadSceneAsync(context, scene));
            _this._loader.logOpen("" + extensionContext);
            var light = _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["ArrayItem"].Get(extensionContext + "/light", _this._lights, extension.light);
            promises.push(_this._loadLightAsync("#/extensions/" + _this.name + "/lights/" + extension.light, light).then(function (texture) {
                _this._loader.babylonScene.environmentTexture = texture;
            }));
            _this._loader.logClose();
            return Promise.all(promises).then(function () { });
        });
    };
    EXT_lights_image_based.prototype._loadLightAsync = function (context, light) {
        var _this = this;
        if (!light._loaded) {
            var promises = new Array();
            this._loader.logOpen("" + context);
            var imageData_1 = new Array(light.specularImages.length);
            var _loop_1 = function (mipmap) {
                var faces = light.specularImages[mipmap];
                imageData_1[mipmap] = new Array(faces.length);
                var _loop_2 = function (face) {
                    var specularImageContext = context + "/specularImages/" + mipmap + "/" + face;
                    this_1._loader.logOpen("" + specularImageContext);
                    var index = faces[face];
                    var image = _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["ArrayItem"].Get(specularImageContext, this_1._loader.gltf.images, index);
                    promises.push(this_1._loader.loadImageAsync("#/images/" + index, image).then(function (data) {
                        imageData_1[mipmap][face] = data;
                    }));
                    this_1._loader.logClose();
                };
                for (var face = 0; face < faces.length; face++) {
                    _loop_2(face);
                }
            };
            var this_1 = this;
            for (var mipmap = 0; mipmap < light.specularImages.length; mipmap++) {
                _loop_1(mipmap);
            }
            this._loader.logClose();
            light._loaded = Promise.all(promises).then(function () {
                var babylonTexture = new babylonjs_Maths_math_scalar__WEBPACK_IMPORTED_MODULE_0__["RawCubeTexture"](_this._loader.babylonScene, null, light.specularImageSize);
                light._babylonTexture = babylonTexture;
                if (light.intensity != undefined) {
                    babylonTexture.level = light.intensity;
                }
                if (light.rotation) {
                    var rotation = babylonjs_Maths_math_scalar__WEBPACK_IMPORTED_MODULE_0__["Quaternion"].FromArray(light.rotation);
                    // Invert the rotation so that positive rotation is counter-clockwise.
                    if (!_this._loader.babylonScene.useRightHandedSystem) {
                        rotation = babylonjs_Maths_math_scalar__WEBPACK_IMPORTED_MODULE_0__["Quaternion"].Inverse(rotation);
                    }
                    babylonjs_Maths_math_scalar__WEBPACK_IMPORTED_MODULE_0__["Matrix"].FromQuaternionToRef(rotation, babylonTexture.getReflectionTextureMatrix());
                }
                var sphericalHarmonics = babylonjs_Maths_math_scalar__WEBPACK_IMPORTED_MODULE_0__["SphericalHarmonics"].FromArray(light.irradianceCoefficients);
                sphericalHarmonics.scaleInPlace(light.intensity);
                sphericalHarmonics.convertIrradianceToLambertianRadiance();
                var sphericalPolynomial = babylonjs_Maths_math_scalar__WEBPACK_IMPORTED_MODULE_0__["SphericalPolynomial"].FromHarmonics(sphericalHarmonics);
                // Compute the lod generation scale to fit exactly to the number of levels available.
                var lodGenerationScale = (imageData_1.length - 1) / babylonjs_Maths_math_scalar__WEBPACK_IMPORTED_MODULE_0__["Scalar"].Log2(light.specularImageSize);
                return babylonTexture.updateRGBDAsync(imageData_1, sphericalPolynomial, lodGenerationScale);
            });
        }
        return light._loaded.then(function () {
            return light._babylonTexture;
        });
    };
    return EXT_lights_image_based;
}());

_glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].RegisterExtension(NAME, function (loader) { return new EXT_lights_image_based(loader); });


/***/ }),

/***/ "./glTF/2.0/Extensions/ExtrasAsMetadata.ts":
/*!*************************************************!*\
  !*** ./glTF/2.0/Extensions/ExtrasAsMetadata.ts ***!
  \*************************************************/
/*! exports provided: ExtrasAsMetadata */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "ExtrasAsMetadata", function() { return ExtrasAsMetadata; });
/* harmony import */ var _glTFLoader__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../glTFLoader */ "./glTF/2.0/glTFLoader.ts");

var NAME = "ExtrasAsMetadata";
/**
 * Store glTF extras (if present) in BJS objects' metadata
 */
var ExtrasAsMetadata = /** @class */ (function () {
    /** @hidden */
    function ExtrasAsMetadata(loader) {
        /**
         * The name of this extension.
         */
        this.name = NAME;
        /**
         * Defines whether this extension is enabled.
         */
        this.enabled = true;
        this._loader = loader;
    }
    ExtrasAsMetadata.prototype._assignExtras = function (babylonObject, gltfProp) {
        if (gltfProp.extras && Object.keys(gltfProp.extras).length > 0) {
            var metadata = (babylonObject.metadata = babylonObject.metadata || {});
            var gltf = (metadata.gltf = metadata.gltf || {});
            gltf.extras = gltfProp.extras;
        }
    };
    /** @hidden */
    ExtrasAsMetadata.prototype.dispose = function () {
        delete this._loader;
    };
    /** @hidden */
    ExtrasAsMetadata.prototype.loadNodeAsync = function (context, node, assign) {
        var _this = this;
        return this._loader.loadNodeAsync(context, node, function (babylonTransformNode) {
            _this._assignExtras(babylonTransformNode, node);
            assign(babylonTransformNode);
        });
    };
    /** @hidden */
    ExtrasAsMetadata.prototype.loadCameraAsync = function (context, camera, assign) {
        var _this = this;
        return this._loader.loadCameraAsync(context, camera, function (babylonCamera) {
            _this._assignExtras(babylonCamera, camera);
            assign(babylonCamera);
        });
    };
    /** @hidden */
    ExtrasAsMetadata.prototype.createMaterial = function (context, material, babylonDrawMode) {
        var babylonMaterial = this._loader.createMaterial(context, material, babylonDrawMode);
        this._assignExtras(babylonMaterial, material);
        return babylonMaterial;
    };
    return ExtrasAsMetadata;
}());

_glTFLoader__WEBPACK_IMPORTED_MODULE_0__["GLTFLoader"].RegisterExtension(NAME, function (loader) { return new ExtrasAsMetadata(loader); });


/***/ }),

/***/ "./glTF/2.0/Extensions/KHR_draco_mesh_compression.ts":
/*!***********************************************************!*\
  !*** ./glTF/2.0/Extensions/KHR_draco_mesh_compression.ts ***!
  \***********************************************************/
/*! exports provided: KHR_draco_mesh_compression */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "KHR_draco_mesh_compression", function() { return KHR_draco_mesh_compression; });
/* harmony import */ var babylonjs_Meshes_Compression_dracoCompression__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! babylonjs/Meshes/Compression/dracoCompression */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Meshes_Compression_dracoCompression__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Meshes_Compression_dracoCompression__WEBPACK_IMPORTED_MODULE_0__);
/* harmony import */ var _glTFLoader__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../glTFLoader */ "./glTF/2.0/glTFLoader.ts");




var NAME = "KHR_draco_mesh_compression";
/**
 * [Specification](https://github.com/KhronosGroup/glTF/tree/master/extensions/2.0/Khronos/KHR_draco_mesh_compression)
 */
var KHR_draco_mesh_compression = /** @class */ (function () {
    /** @hidden */
    function KHR_draco_mesh_compression(loader) {
        /**
         * The name of this extension.
         */
        this.name = NAME;
        this._loader = loader;
        this.enabled = babylonjs_Meshes_Compression_dracoCompression__WEBPACK_IMPORTED_MODULE_0__["DracoCompression"].DecoderAvailable && this._loader.isExtensionUsed(NAME);
    }
    /** @hidden */
    KHR_draco_mesh_compression.prototype.dispose = function () {
        delete this.dracoCompression;
        delete this._loader;
    };
    /** @hidden */
    KHR_draco_mesh_compression.prototype._loadVertexDataAsync = function (context, primitive, babylonMesh) {
        var _this = this;
        return _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].LoadExtensionAsync(context, primitive, this.name, function (extensionContext, extension) {
            if (primitive.mode != undefined) {
                if (primitive.mode !== 5 /* TRIANGLE_STRIP */ &&
                    primitive.mode !== 4 /* TRIANGLES */) {
                    throw new Error(context + ": Unsupported mode " + primitive.mode);
                }
                // TODO: handle triangle strips
                if (primitive.mode === 5 /* TRIANGLE_STRIP */) {
                    throw new Error(context + ": Mode " + primitive.mode + " is not currently supported");
                }
            }
            var attributes = {};
            var loadAttribute = function (name, kind) {
                var uniqueId = extension.attributes[name];
                if (uniqueId == undefined) {
                    return;
                }
                babylonMesh._delayInfo = babylonMesh._delayInfo || [];
                if (babylonMesh._delayInfo.indexOf(kind) === -1) {
                    babylonMesh._delayInfo.push(kind);
                }
                attributes[kind] = uniqueId;
            };
            loadAttribute("POSITION", babylonjs_Meshes_Compression_dracoCompression__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].PositionKind);
            loadAttribute("NORMAL", babylonjs_Meshes_Compression_dracoCompression__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].NormalKind);
            loadAttribute("TANGENT", babylonjs_Meshes_Compression_dracoCompression__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].TangentKind);
            loadAttribute("TEXCOORD_0", babylonjs_Meshes_Compression_dracoCompression__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].UVKind);
            loadAttribute("TEXCOORD_1", babylonjs_Meshes_Compression_dracoCompression__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].UV2Kind);
            loadAttribute("JOINTS_0", babylonjs_Meshes_Compression_dracoCompression__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].MatricesIndicesKind);
            loadAttribute("WEIGHTS_0", babylonjs_Meshes_Compression_dracoCompression__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].MatricesWeightsKind);
            loadAttribute("COLOR_0", babylonjs_Meshes_Compression_dracoCompression__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].ColorKind);
            var bufferView = _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["ArrayItem"].Get(extensionContext, _this._loader.gltf.bufferViews, extension.bufferView);
            if (!bufferView._dracoBabylonGeometry) {
                bufferView._dracoBabylonGeometry = _this._loader.loadBufferViewAsync("#/bufferViews/" + bufferView.index, bufferView).then(function (data) {
                    var dracoCompression = _this.dracoCompression || babylonjs_Meshes_Compression_dracoCompression__WEBPACK_IMPORTED_MODULE_0__["DracoCompression"].Default;
                    return dracoCompression.decodeMeshAsync(data, attributes).then(function (babylonVertexData) {
                        var babylonGeometry = new babylonjs_Meshes_Compression_dracoCompression__WEBPACK_IMPORTED_MODULE_0__["Geometry"](babylonMesh.name, _this._loader.babylonScene);
                        babylonVertexData.applyToGeometry(babylonGeometry);
                        return babylonGeometry;
                    }).catch(function (error) {
                        throw new Error(context + ": " + error.message);
                    });
                });
            }
            return bufferView._dracoBabylonGeometry;
        });
    };
    return KHR_draco_mesh_compression;
}());

_glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].RegisterExtension(NAME, function (loader) { return new KHR_draco_mesh_compression(loader); });


/***/ }),

/***/ "./glTF/2.0/Extensions/KHR_lights_punctual.ts":
/*!****************************************************!*\
  !*** ./glTF/2.0/Extensions/KHR_lights_punctual.ts ***!
  \****************************************************/
/*! exports provided: KHR_lights */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "KHR_lights", function() { return KHR_lights; });
/* harmony import */ var babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! babylonjs/Maths/math */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__);
/* harmony import */ var _glTFLoader__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../glTFLoader */ "./glTF/2.0/glTFLoader.ts");






var NAME = "KHR_lights_punctual";
var LightType;
(function (LightType) {
    LightType["DIRECTIONAL"] = "directional";
    LightType["POINT"] = "point";
    LightType["SPOT"] = "spot";
})(LightType || (LightType = {}));
/**
 * [Specification](https://github.com/KhronosGroup/glTF/blob/master/extensions/2.0/Khronos/KHR_lights_punctual/README.md)
 */
var KHR_lights = /** @class */ (function () {
    /** @hidden */
    function KHR_lights(loader) {
        /**
         * The name of this extension.
         */
        this.name = NAME;
        this._loader = loader;
        this.enabled = this._loader.isExtensionUsed(NAME);
    }
    /** @hidden */
    KHR_lights.prototype.dispose = function () {
        delete this._loader;
        delete this._lights;
    };
    /** @hidden */
    KHR_lights.prototype.onLoading = function () {
        var extensions = this._loader.gltf.extensions;
        if (extensions && extensions[this.name]) {
            var extension = extensions[this.name];
            this._lights = extension.lights;
        }
    };
    /** @hidden */
    KHR_lights.prototype.loadNodeAsync = function (context, node, assign) {
        var _this = this;
        return _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].LoadExtensionAsync(context, node, this.name, function (extensionContext, extension) {
            return _this._loader.loadNodeAsync(context, node, function (babylonMesh) {
                var babylonLight;
                var light = _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["ArrayItem"].Get(extensionContext, _this._lights, extension.light);
                var name = light.name || babylonMesh.name;
                _this._loader.babylonScene._blockEntityCollection = _this._loader._forAssetContainer;
                switch (light.type) {
                    case LightType.DIRECTIONAL: {
                        babylonLight = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["DirectionalLight"](name, babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Vector3"].Backward(), _this._loader.babylonScene);
                        break;
                    }
                    case LightType.POINT: {
                        babylonLight = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["PointLight"](name, babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Vector3"].Zero(), _this._loader.babylonScene);
                        break;
                    }
                    case LightType.SPOT: {
                        var babylonSpotLight = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["SpotLight"](name, babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Vector3"].Zero(), babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Vector3"].Backward(), 0, 1, _this._loader.babylonScene);
                        babylonSpotLight.angle = ((light.spot && light.spot.outerConeAngle) || Math.PI / 4) * 2;
                        babylonSpotLight.innerAngle = ((light.spot && light.spot.innerConeAngle) || 0) * 2;
                        babylonLight = babylonSpotLight;
                        break;
                    }
                    default: {
                        _this._loader.babylonScene._blockEntityCollection = false;
                        throw new Error(extensionContext + ": Invalid light type (" + light.type + ")");
                    }
                }
                _this._loader.babylonScene._blockEntityCollection = false;
                babylonLight.falloffType = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Light"].FALLOFF_GLTF;
                babylonLight.diffuse = light.color ? babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Color3"].FromArray(light.color) : babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Color3"].White();
                babylonLight.intensity = light.intensity == undefined ? 1 : light.intensity;
                babylonLight.range = light.range == undefined ? Number.MAX_VALUE : light.range;
                babylonLight.parent = babylonMesh;
                _this._loader._babylonLights.push(babylonLight);
                _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].AddPointerMetadata(babylonLight, extensionContext);
                assign(babylonMesh);
            });
        });
    };
    return KHR_lights;
}());

_glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].RegisterExtension(NAME, function (loader) { return new KHR_lights(loader); });


/***/ }),

/***/ "./glTF/2.0/Extensions/KHR_materials_clearcoat.ts":
/*!********************************************************!*\
  !*** ./glTF/2.0/Extensions/KHR_materials_clearcoat.ts ***!
  \********************************************************/
/*! exports provided: KHR_materials_clearcoat */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "KHR_materials_clearcoat", function() { return KHR_materials_clearcoat; });
/* harmony import */ var babylonjs_Materials_PBR_pbrMaterial__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! babylonjs/Materials/PBR/pbrMaterial */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Materials_PBR_pbrMaterial__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Materials_PBR_pbrMaterial__WEBPACK_IMPORTED_MODULE_0__);
/* harmony import */ var _glTFLoader__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../glTFLoader */ "./glTF/2.0/glTFLoader.ts");


var NAME = "KHR_materials_clearcoat";
/**
 * [Proposed Specification](https://github.com/KhronosGroup/glTF/pull/1677)
 * [Playground Sample](https://www.babylonjs-playground.com/frame.html#7F7PN6#8)
 * !!! Experimental Extension Subject to Changes !!!
 */
var KHR_materials_clearcoat = /** @class */ (function () {
    /** @hidden */
    function KHR_materials_clearcoat(loader) {
        /**
         * The name of this extension.
         */
        this.name = NAME;
        /**
         * Defines a number that determines the order the extensions are applied.
         */
        this.order = 220;
        this._loader = loader;
        this.enabled = this._loader.isExtensionUsed(NAME);
    }
    /** @hidden */
    KHR_materials_clearcoat.prototype.dispose = function () {
        delete this._loader;
    };
    /** @hidden */
    KHR_materials_clearcoat.prototype.loadMaterialPropertiesAsync = function (context, material, babylonMaterial) {
        var _this = this;
        return _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].LoadExtensionAsync(context, material, this.name, function (extensionContext, extension) {
            var promises = new Array();
            promises.push(_this._loader.loadMaterialPropertiesAsync(context, material, babylonMaterial));
            promises.push(_this._loadClearCoatPropertiesAsync(extensionContext, extension, babylonMaterial));
            return Promise.all(promises).then(function () { });
        });
    };
    KHR_materials_clearcoat.prototype._loadClearCoatPropertiesAsync = function (context, properties, babylonMaterial) {
        if (!(babylonMaterial instanceof babylonjs_Materials_PBR_pbrMaterial__WEBPACK_IMPORTED_MODULE_0__["PBRMaterial"])) {
            throw new Error(context + ": Material type not supported");
        }
        var promises = new Array();
        babylonMaterial.clearCoat.isEnabled = true;
        if (properties.clearcoatFactor != undefined) {
            babylonMaterial.clearCoat.intensity = properties.clearcoatFactor;
        }
        else {
            babylonMaterial.clearCoat.intensity = 0;
        }
        if (properties.clearcoatTexture) {
            promises.push(this._loader.loadTextureInfoAsync(context + "/clearcoatTexture", properties.clearcoatTexture, function (texture) {
                texture.name = babylonMaterial.name + " (ClearCoat Intensity)";
                babylonMaterial.clearCoat.texture = texture;
            }));
        }
        if (properties.clearcoatRoughnessFactor != undefined) {
            babylonMaterial.clearCoat.roughness = properties.clearcoatRoughnessFactor;
        }
        else {
            babylonMaterial.clearCoat.roughness = 0;
        }
        if (properties.clearcoatRoughnessTexture) {
            promises.push(this._loader.loadTextureInfoAsync(context + "/clearcoatRoughnessTexture", properties.clearcoatRoughnessTexture, function (texture) {
                texture.name = babylonMaterial.name + " (ClearCoat Roughness)";
                babylonMaterial.clearCoat.texture = texture;
            }));
        }
        if (properties.clearcoatNormalTexture) {
            promises.push(this._loader.loadTextureInfoAsync(context + "/clearcoatNormalTexture", properties.clearcoatNormalTexture, function (texture) {
                texture.name = babylonMaterial.name + " (ClearCoat Normal)";
                babylonMaterial.clearCoat.bumpTexture = texture;
            }));
            babylonMaterial.invertNormalMapX = !babylonMaterial.getScene().useRightHandedSystem;
            babylonMaterial.invertNormalMapY = babylonMaterial.getScene().useRightHandedSystem;
            if (properties.clearcoatNormalTexture.scale != undefined) {
                babylonMaterial.clearCoat.bumpTexture.level = properties.clearcoatNormalTexture.scale;
            }
        }
        return Promise.all(promises).then(function () { });
    };
    return KHR_materials_clearcoat;
}());

_glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].RegisterExtension(NAME, function (loader) { return new KHR_materials_clearcoat(loader); });


/***/ }),

/***/ "./glTF/2.0/Extensions/KHR_materials_pbrSpecularGlossiness.ts":
/*!********************************************************************!*\
  !*** ./glTF/2.0/Extensions/KHR_materials_pbrSpecularGlossiness.ts ***!
  \********************************************************************/
/*! exports provided: KHR_materials_pbrSpecularGlossiness */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "KHR_materials_pbrSpecularGlossiness", function() { return KHR_materials_pbrSpecularGlossiness; });
/* harmony import */ var babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! babylonjs/Maths/math */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__);
/* harmony import */ var _glTFLoader__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../glTFLoader */ "./glTF/2.0/glTFLoader.ts");



var NAME = "KHR_materials_pbrSpecularGlossiness";
/**
 * [Specification](https://github.com/KhronosGroup/glTF/tree/master/extensions/2.0/Khronos/KHR_materials_pbrSpecularGlossiness)
 */
var KHR_materials_pbrSpecularGlossiness = /** @class */ (function () {
    /** @hidden */
    function KHR_materials_pbrSpecularGlossiness(loader) {
        /**
         * The name of this extension.
         */
        this.name = NAME;
        /**
         * Defines a number that determines the order the extensions are applied.
         */
        this.order = 200;
        this._loader = loader;
        this.enabled = this._loader.isExtensionUsed(NAME);
    }
    /** @hidden */
    KHR_materials_pbrSpecularGlossiness.prototype.dispose = function () {
        delete this._loader;
    };
    /** @hidden */
    KHR_materials_pbrSpecularGlossiness.prototype.loadMaterialPropertiesAsync = function (context, material, babylonMaterial) {
        var _this = this;
        return _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].LoadExtensionAsync(context, material, this.name, function (extensionContext, extension) {
            var promises = new Array();
            promises.push(_this._loader.loadMaterialBasePropertiesAsync(context, material, babylonMaterial));
            promises.push(_this._loadSpecularGlossinessPropertiesAsync(extensionContext, material, extension, babylonMaterial));
            _this._loader.loadMaterialAlphaProperties(context, material, babylonMaterial);
            return Promise.all(promises).then(function () { });
        });
    };
    KHR_materials_pbrSpecularGlossiness.prototype._loadSpecularGlossinessPropertiesAsync = function (context, material, properties, babylonMaterial) {
        if (!(babylonMaterial instanceof babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["PBRMaterial"])) {
            throw new Error(context + ": Material type not supported");
        }
        var promises = new Array();
        babylonMaterial.metallic = null;
        babylonMaterial.roughness = null;
        if (properties.diffuseFactor) {
            babylonMaterial.albedoColor = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Color3"].FromArray(properties.diffuseFactor);
            babylonMaterial.alpha = properties.diffuseFactor[3];
        }
        else {
            babylonMaterial.albedoColor = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Color3"].White();
        }
        babylonMaterial.reflectivityColor = properties.specularFactor ? babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Color3"].FromArray(properties.specularFactor) : babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Color3"].White();
        babylonMaterial.microSurface = properties.glossinessFactor == undefined ? 1 : properties.glossinessFactor;
        if (properties.diffuseTexture) {
            promises.push(this._loader.loadTextureInfoAsync(context + "/diffuseTexture", properties.diffuseTexture, function (texture) {
                texture.name = babylonMaterial.name + " (Diffuse)";
                babylonMaterial.albedoTexture = texture;
            }));
        }
        if (properties.specularGlossinessTexture) {
            promises.push(this._loader.loadTextureInfoAsync(context + "/specularGlossinessTexture", properties.specularGlossinessTexture, function (texture) {
                texture.name = babylonMaterial.name + " (Specular Glossiness)";
                babylonMaterial.reflectivityTexture = texture;
            }));
            babylonMaterial.reflectivityTexture.hasAlpha = true;
            babylonMaterial.useMicroSurfaceFromReflectivityMapAlpha = true;
        }
        return Promise.all(promises).then(function () { });
    };
    return KHR_materials_pbrSpecularGlossiness;
}());

_glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].RegisterExtension(NAME, function (loader) { return new KHR_materials_pbrSpecularGlossiness(loader); });


/***/ }),

/***/ "./glTF/2.0/Extensions/KHR_materials_sheen.ts":
/*!****************************************************!*\
  !*** ./glTF/2.0/Extensions/KHR_materials_sheen.ts ***!
  \****************************************************/
/*! exports provided: KHR_materials_sheen */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "KHR_materials_sheen", function() { return KHR_materials_sheen; });
/* harmony import */ var babylonjs_Materials_PBR_pbrMaterial__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! babylonjs/Materials/PBR/pbrMaterial */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Materials_PBR_pbrMaterial__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Materials_PBR_pbrMaterial__WEBPACK_IMPORTED_MODULE_0__);
/* harmony import */ var _glTFLoader__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../glTFLoader */ "./glTF/2.0/glTFLoader.ts");



var NAME = "KHR_materials_sheen";
/**
 * [Proposed Specification](https://github.com/KhronosGroup/glTF/pull/1688)
 * [Playground Sample](https://www.babylonjs-playground.com/frame.html#BNIZX6#4)
 * !!! Experimental Extension Subject to Changes !!!
 */
var KHR_materials_sheen = /** @class */ (function () {
    /** @hidden */
    function KHR_materials_sheen(loader) {
        /**
         * The name of this extension.
         */
        this.name = NAME;
        /**
         * Defines a number that determines the order the extensions are applied.
         */
        this.order = 240;
        this._loader = loader;
        this.enabled = this._loader.isExtensionUsed(NAME);
    }
    /** @hidden */
    KHR_materials_sheen.prototype.dispose = function () {
        delete this._loader;
    };
    /** @hidden */
    KHR_materials_sheen.prototype.loadMaterialPropertiesAsync = function (context, material, babylonMaterial) {
        var _this = this;
        return _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].LoadExtensionAsync(context, material, this.name, function (extensionContext, extension) {
            var promises = new Array();
            promises.push(_this._loader.loadMaterialPropertiesAsync(context, material, babylonMaterial));
            promises.push(_this._loadSheenPropertiesAsync(extensionContext, extension, babylonMaterial));
            return Promise.all(promises).then(function () { });
        });
    };
    KHR_materials_sheen.prototype._loadSheenPropertiesAsync = function (context, properties, babylonMaterial) {
        if (!(babylonMaterial instanceof babylonjs_Materials_PBR_pbrMaterial__WEBPACK_IMPORTED_MODULE_0__["PBRMaterial"])) {
            throw new Error(context + ": Material type not supported");
        }
        var promises = new Array();
        babylonMaterial.sheen.isEnabled = true;
        if (properties.intensityFactor != undefined) {
            babylonMaterial.sheen.intensity = properties.intensityFactor;
        }
        else {
            babylonMaterial.sheen.intensity = 0;
        }
        if (properties.colorFactor != undefined) {
            babylonMaterial.sheen.color = babylonjs_Materials_PBR_pbrMaterial__WEBPACK_IMPORTED_MODULE_0__["Color3"].FromArray(properties.colorFactor);
        }
        if (properties.colorIntensityTexture) {
            promises.push(this._loader.loadTextureInfoAsync(context + "/sheenTexture", properties.colorIntensityTexture, function (texture) {
                texture.name = babylonMaterial.name + " (Sheen Intensity)";
                babylonMaterial.sheen.texture = texture;
            }));
        }
        return Promise.all(promises).then(function () { });
    };
    return KHR_materials_sheen;
}());

_glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].RegisterExtension(NAME, function (loader) { return new KHR_materials_sheen(loader); });


/***/ }),

/***/ "./glTF/2.0/Extensions/KHR_materials_specular.ts":
/*!*******************************************************!*\
  !*** ./glTF/2.0/Extensions/KHR_materials_specular.ts ***!
  \*******************************************************/
/*! exports provided: KHR_materials_specular */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "KHR_materials_specular", function() { return KHR_materials_specular; });
/* harmony import */ var babylonjs_Materials_PBR_pbrMaterial__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! babylonjs/Materials/PBR/pbrMaterial */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Materials_PBR_pbrMaterial__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Materials_PBR_pbrMaterial__WEBPACK_IMPORTED_MODULE_0__);
/* harmony import */ var _glTFLoader__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../glTFLoader */ "./glTF/2.0/glTFLoader.ts");


var NAME = "KHR_materials_specular";
/**
 * [Proposed Specification](https://github.com/KhronosGroup/glTF/pull/1677)
 * [Playground Sample](https://www.babylonjs-playground.com/frame.html#BNIZX6#4)
 * !!! Experimental Extension Subject to Changes !!!
 */
var KHR_materials_specular = /** @class */ (function () {
    /** @hidden */
    function KHR_materials_specular(loader) {
        /**
         * The name of this extension.
         */
        this.name = NAME;
        /**
         * Defines a number that determines the order the extensions are applied.
         */
        this.order = 230;
        this._loader = loader;
        this.enabled = this._loader.isExtensionUsed(NAME);
    }
    /** @hidden */
    KHR_materials_specular.prototype.dispose = function () {
        delete this._loader;
    };
    /** @hidden */
    KHR_materials_specular.prototype.loadMaterialPropertiesAsync = function (context, material, babylonMaterial) {
        var _this = this;
        return _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].LoadExtensionAsync(context, material, this.name, function (extensionContext, extension) {
            var promises = new Array();
            promises.push(_this._loader.loadMaterialPropertiesAsync(context, material, babylonMaterial));
            promises.push(_this._loadSpecularPropertiesAsync(extensionContext, extension, babylonMaterial));
            return Promise.all(promises).then(function () { });
        });
    };
    KHR_materials_specular.prototype._loadSpecularPropertiesAsync = function (context, properties, babylonMaterial) {
        if (!(babylonMaterial instanceof babylonjs_Materials_PBR_pbrMaterial__WEBPACK_IMPORTED_MODULE_0__["PBRMaterial"])) {
            throw new Error(context + ": Material type not supported");
        }
        if (properties.specularFactor !== undefined) {
            babylonMaterial.metallicF0Factor = properties.specularFactor;
        }
        if (properties.specularTexture) {
            // This does not allow a separate sampler for it at the moment but is currently under discussion.
            babylonMaterial.useMetallicF0FactorFromMetallicTexture = true;
        }
        return Promise.resolve();
    };
    return KHR_materials_specular;
}());

_glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].RegisterExtension(NAME, function (loader) { return new KHR_materials_specular(loader); });


/***/ }),

/***/ "./glTF/2.0/Extensions/KHR_materials_unlit.ts":
/*!****************************************************!*\
  !*** ./glTF/2.0/Extensions/KHR_materials_unlit.ts ***!
  \****************************************************/
/*! exports provided: KHR_materials_unlit */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "KHR_materials_unlit", function() { return KHR_materials_unlit; });
/* harmony import */ var babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! babylonjs/Maths/math */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__);
/* harmony import */ var _glTFLoader__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../glTFLoader */ "./glTF/2.0/glTFLoader.ts");



var NAME = "KHR_materials_unlit";
/**
 * [Specification](https://github.com/KhronosGroup/glTF/tree/master/extensions/2.0/Khronos/KHR_materials_unlit)
 */
var KHR_materials_unlit = /** @class */ (function () {
    /** @hidden */
    function KHR_materials_unlit(loader) {
        /**
         * The name of this extension.
         */
        this.name = NAME;
        /**
         * Defines a number that determines the order the extensions are applied.
         */
        this.order = 210;
        this._loader = loader;
        this.enabled = this._loader.isExtensionUsed(NAME);
    }
    /** @hidden */
    KHR_materials_unlit.prototype.dispose = function () {
        delete this._loader;
    };
    /** @hidden */
    KHR_materials_unlit.prototype.loadMaterialPropertiesAsync = function (context, material, babylonMaterial) {
        var _this = this;
        return _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].LoadExtensionAsync(context, material, this.name, function () {
            return _this._loadUnlitPropertiesAsync(context, material, babylonMaterial);
        });
    };
    KHR_materials_unlit.prototype._loadUnlitPropertiesAsync = function (context, material, babylonMaterial) {
        if (!(babylonMaterial instanceof babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["PBRMaterial"])) {
            throw new Error(context + ": Material type not supported");
        }
        var promises = new Array();
        babylonMaterial.unlit = true;
        var properties = material.pbrMetallicRoughness;
        if (properties) {
            if (properties.baseColorFactor) {
                babylonMaterial.albedoColor = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Color3"].FromArray(properties.baseColorFactor);
                babylonMaterial.alpha = properties.baseColorFactor[3];
            }
            else {
                babylonMaterial.albedoColor = babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Color3"].White();
            }
            if (properties.baseColorTexture) {
                promises.push(this._loader.loadTextureInfoAsync(context + "/baseColorTexture", properties.baseColorTexture, function (texture) {
                    texture.name = babylonMaterial.name + " (Base Color)";
                    babylonMaterial.albedoTexture = texture;
                }));
            }
        }
        if (material.doubleSided) {
            babylonMaterial.backFaceCulling = false;
            babylonMaterial.twoSidedLighting = true;
        }
        this._loader.loadMaterialAlphaProperties(context, material, babylonMaterial);
        return Promise.all(promises).then(function () { });
    };
    return KHR_materials_unlit;
}());

_glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].RegisterExtension(NAME, function (loader) { return new KHR_materials_unlit(loader); });


/***/ }),

/***/ "./glTF/2.0/Extensions/KHR_mesh_quantization.ts":
/*!******************************************************!*\
  !*** ./glTF/2.0/Extensions/KHR_mesh_quantization.ts ***!
  \******************************************************/
/*! exports provided: KHR_mesh_quantization */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "KHR_mesh_quantization", function() { return KHR_mesh_quantization; });
/* harmony import */ var _glTFLoader__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../glTFLoader */ "./glTF/2.0/glTFLoader.ts");

var NAME = "KHR_mesh_quantization";
/**
 * [Specification](https://github.com/KhronosGroup/glTF/tree/master/extensions/2.0/Khronos/KHR_mesh_quantization)
 */
var KHR_mesh_quantization = /** @class */ (function () {
    /** @hidden */
    function KHR_mesh_quantization(loader) {
        /**
         * The name of this extension.
         */
        this.name = NAME;
        this.enabled = loader.isExtensionUsed(NAME);
    }
    /** @hidden */
    KHR_mesh_quantization.prototype.dispose = function () {
    };
    return KHR_mesh_quantization;
}());

_glTFLoader__WEBPACK_IMPORTED_MODULE_0__["GLTFLoader"].RegisterExtension(NAME, function (loader) { return new KHR_mesh_quantization(loader); });


/***/ }),

/***/ "./glTF/2.0/Extensions/KHR_texture_transform.ts":
/*!******************************************************!*\
  !*** ./glTF/2.0/Extensions/KHR_texture_transform.ts ***!
  \******************************************************/
/*! exports provided: KHR_texture_transform */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "KHR_texture_transform", function() { return KHR_texture_transform; });
/* harmony import */ var babylonjs_Materials_Textures_texture__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! babylonjs/Materials/Textures/texture */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Materials_Textures_texture__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Materials_Textures_texture__WEBPACK_IMPORTED_MODULE_0__);
/* harmony import */ var _glTFLoader__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../glTFLoader */ "./glTF/2.0/glTFLoader.ts");


var NAME = "KHR_texture_transform";
/**
 * [Specification](https://github.com/KhronosGroup/glTF/blob/master/extensions/2.0/Khronos/KHR_texture_transform/README.md)
 */
var KHR_texture_transform = /** @class */ (function () {
    /** @hidden */
    function KHR_texture_transform(loader) {
        /**
         * The name of this extension.
         */
        this.name = NAME;
        this._loader = loader;
        this.enabled = this._loader.isExtensionUsed(NAME);
    }
    /** @hidden */
    KHR_texture_transform.prototype.dispose = function () {
        delete this._loader;
    };
    /** @hidden */
    KHR_texture_transform.prototype.loadTextureInfoAsync = function (context, textureInfo, assign) {
        var _this = this;
        return _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].LoadExtensionAsync(context, textureInfo, this.name, function (extensionContext, extension) {
            return _this._loader.loadTextureInfoAsync(context, textureInfo, function (babylonTexture) {
                if (!(babylonTexture instanceof babylonjs_Materials_Textures_texture__WEBPACK_IMPORTED_MODULE_0__["Texture"])) {
                    throw new Error(extensionContext + ": Texture type not supported");
                }
                if (extension.offset) {
                    babylonTexture.uOffset = extension.offset[0];
                    babylonTexture.vOffset = extension.offset[1];
                }
                // Always rotate around the origin.
                babylonTexture.uRotationCenter = 0;
                babylonTexture.vRotationCenter = 0;
                if (extension.rotation) {
                    babylonTexture.wAng = -extension.rotation;
                }
                if (extension.scale) {
                    babylonTexture.uScale = extension.scale[0];
                    babylonTexture.vScale = extension.scale[1];
                }
                if (extension.texCoord != undefined) {
                    babylonTexture.coordinatesIndex = extension.texCoord;
                }
                assign(babylonTexture);
            });
        });
    };
    return KHR_texture_transform;
}());

_glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].RegisterExtension(NAME, function (loader) { return new KHR_texture_transform(loader); });


/***/ }),

/***/ "./glTF/2.0/Extensions/MSFT_audio_emitter.ts":
/*!***************************************************!*\
  !*** ./glTF/2.0/Extensions/MSFT_audio_emitter.ts ***!
  \***************************************************/
/*! exports provided: MSFT_audio_emitter */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "MSFT_audio_emitter", function() { return MSFT_audio_emitter; });
/* harmony import */ var babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! babylonjs/Maths/math */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__);
/* harmony import */ var _glTFLoader__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../glTFLoader */ "./glTF/2.0/glTFLoader.ts");






var NAME = "MSFT_audio_emitter";
/**
 * [Specification](https://github.com/najadojo/glTF/tree/MSFT_audio_emitter/extensions/2.0/Vendor/MSFT_audio_emitter)
 */
var MSFT_audio_emitter = /** @class */ (function () {
    /** @hidden */
    function MSFT_audio_emitter(loader) {
        /**
         * The name of this extension.
         */
        this.name = NAME;
        this._loader = loader;
        this.enabled = this._loader.isExtensionUsed(NAME);
    }
    /** @hidden */
    MSFT_audio_emitter.prototype.dispose = function () {
        delete this._loader;
        delete this._clips;
        delete this._emitters;
    };
    /** @hidden */
    MSFT_audio_emitter.prototype.onLoading = function () {
        var extensions = this._loader.gltf.extensions;
        if (extensions && extensions[this.name]) {
            var extension = extensions[this.name];
            this._clips = extension.clips;
            this._emitters = extension.emitters;
            _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["ArrayItem"].Assign(this._clips);
            _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["ArrayItem"].Assign(this._emitters);
        }
    };
    /** @hidden */
    MSFT_audio_emitter.prototype.loadSceneAsync = function (context, scene) {
        var _this = this;
        return _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].LoadExtensionAsync(context, scene, this.name, function (extensionContext, extension) {
            var promises = new Array();
            promises.push(_this._loader.loadSceneAsync(context, scene));
            for (var _i = 0, _a = extension.emitters; _i < _a.length; _i++) {
                var emitterIndex = _a[_i];
                var emitter = _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["ArrayItem"].Get(extensionContext + "/emitters", _this._emitters, emitterIndex);
                if (emitter.refDistance != undefined || emitter.maxDistance != undefined || emitter.rolloffFactor != undefined ||
                    emitter.distanceModel != undefined || emitter.innerAngle != undefined || emitter.outerAngle != undefined) {
                    throw new Error(extensionContext + ": Direction or Distance properties are not allowed on emitters attached to a scene");
                }
                promises.push(_this._loadEmitterAsync(extensionContext + "/emitters/" + emitter.index, emitter));
            }
            return Promise.all(promises).then(function () { });
        });
    };
    /** @hidden */
    MSFT_audio_emitter.prototype.loadNodeAsync = function (context, node, assign) {
        var _this = this;
        return _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].LoadExtensionAsync(context, node, this.name, function (extensionContext, extension) {
            var promises = new Array();
            return _this._loader.loadNodeAsync(extensionContext, node, function (babylonMesh) {
                var _loop_1 = function (emitterIndex) {
                    var emitter = _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["ArrayItem"].Get(extensionContext + "/emitters", _this._emitters, emitterIndex);
                    promises.push(_this._loadEmitterAsync(extensionContext + "/emitters/" + emitter.index, emitter).then(function () {
                        for (var _i = 0, _a = emitter._babylonSounds; _i < _a.length; _i++) {
                            var sound = _a[_i];
                            sound.attachToMesh(babylonMesh);
                            if (emitter.innerAngle != undefined || emitter.outerAngle != undefined) {
                                sound.setLocalDirectionToMesh(babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Vector3"].Forward());
                                sound.setDirectionalCone(2 * babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Tools"].ToDegrees(emitter.innerAngle == undefined ? Math.PI : emitter.innerAngle), 2 * babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Tools"].ToDegrees(emitter.outerAngle == undefined ? Math.PI : emitter.outerAngle), 0);
                            }
                        }
                    }));
                };
                for (var _i = 0, _a = extension.emitters; _i < _a.length; _i++) {
                    var emitterIndex = _a[_i];
                    _loop_1(emitterIndex);
                }
                assign(babylonMesh);
            }).then(function (babylonMesh) {
                return Promise.all(promises).then(function () {
                    return babylonMesh;
                });
            });
        });
    };
    /** @hidden */
    MSFT_audio_emitter.prototype.loadAnimationAsync = function (context, animation) {
        var _this = this;
        return _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].LoadExtensionAsync(context, animation, this.name, function (extensionContext, extension) {
            return _this._loader.loadAnimationAsync(context, animation).then(function (babylonAnimationGroup) {
                var promises = new Array();
                _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["ArrayItem"].Assign(extension.events);
                for (var _i = 0, _a = extension.events; _i < _a.length; _i++) {
                    var event_1 = _a[_i];
                    promises.push(_this._loadAnimationEventAsync(extensionContext + "/events/" + event_1.index, context, animation, event_1, babylonAnimationGroup));
                }
                return Promise.all(promises).then(function () {
                    return babylonAnimationGroup;
                });
            });
        });
    };
    MSFT_audio_emitter.prototype._loadClipAsync = function (context, clip) {
        if (clip._objectURL) {
            return clip._objectURL;
        }
        var promise;
        if (clip.uri) {
            promise = this._loader.loadUriAsync(context, clip, clip.uri);
        }
        else {
            var bufferView = _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["ArrayItem"].Get(context + "/bufferView", this._loader.gltf.bufferViews, clip.bufferView);
            promise = this._loader.loadBufferViewAsync("#/bufferViews/" + bufferView.index, bufferView);
        }
        clip._objectURL = promise.then(function (data) {
            return URL.createObjectURL(new Blob([data], { type: clip.mimeType }));
        });
        return clip._objectURL;
    };
    MSFT_audio_emitter.prototype._loadEmitterAsync = function (context, emitter) {
        var _this = this;
        emitter._babylonSounds = emitter._babylonSounds || [];
        if (!emitter._babylonData) {
            var clipPromises = new Array();
            var name_1 = emitter.name || "emitter" + emitter.index;
            var options_1 = {
                loop: false,
                autoplay: false,
                volume: emitter.volume == undefined ? 1 : emitter.volume,
            };
            var _loop_2 = function (i) {
                var clipContext = "#/extensions/" + this_1.name + "/clips";
                var clip = _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["ArrayItem"].Get(clipContext, this_1._clips, emitter.clips[i].clip);
                clipPromises.push(this_1._loadClipAsync(clipContext + "/" + emitter.clips[i].clip, clip).then(function (objectURL) {
                    var sound = emitter._babylonSounds[i] = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Sound"](name_1, objectURL, _this._loader.babylonScene, null, options_1);
                    sound.refDistance = emitter.refDistance || 1;
                    sound.maxDistance = emitter.maxDistance || 256;
                    sound.rolloffFactor = emitter.rolloffFactor || 1;
                    sound.distanceModel = emitter.distanceModel || 'exponential';
                    sound._positionInEmitterSpace = true;
                }));
            };
            var this_1 = this;
            for (var i = 0; i < emitter.clips.length; i++) {
                _loop_2(i);
            }
            var promise = Promise.all(clipPromises).then(function () {
                var weights = emitter.clips.map(function (clip) { return clip.weight || 1; });
                var weightedSound = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["WeightedSound"](emitter.loop || false, emitter._babylonSounds, weights);
                if (emitter.innerAngle) {
                    weightedSound.directionalConeInnerAngle = 2 * babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Tools"].ToDegrees(emitter.innerAngle);
                }
                if (emitter.outerAngle) {
                    weightedSound.directionalConeOuterAngle = 2 * babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["Tools"].ToDegrees(emitter.outerAngle);
                }
                if (emitter.volume) {
                    weightedSound.volume = emitter.volume;
                }
                emitter._babylonData.sound = weightedSound;
            });
            emitter._babylonData = {
                loaded: promise
            };
        }
        return emitter._babylonData.loaded;
    };
    MSFT_audio_emitter.prototype._getEventAction = function (context, sound, action, time, startOffset) {
        switch (action) {
            case "play" /* play */: {
                return function (currentFrame) {
                    var frameOffset = (startOffset || 0) + (currentFrame - time);
                    sound.play(frameOffset);
                };
            }
            case "stop" /* stop */: {
                return function (currentFrame) {
                    sound.stop();
                };
            }
            case "pause" /* pause */: {
                return function (currentFrame) {
                    sound.pause();
                };
            }
            default: {
                throw new Error(context + ": Unsupported action " + action);
            }
        }
    };
    MSFT_audio_emitter.prototype._loadAnimationEventAsync = function (context, animationContext, animation, event, babylonAnimationGroup) {
        var _this = this;
        if (babylonAnimationGroup.targetedAnimations.length == 0) {
            return Promise.resolve();
        }
        var babylonAnimation = babylonAnimationGroup.targetedAnimations[0];
        var emitterIndex = event.emitter;
        var emitter = _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["ArrayItem"].Get("#/extensions/" + this.name + "/emitters", this._emitters, emitterIndex);
        return this._loadEmitterAsync(context, emitter).then(function () {
            var sound = emitter._babylonData.sound;
            if (sound) {
                var babylonAnimationEvent = new babylonjs_Maths_math__WEBPACK_IMPORTED_MODULE_0__["AnimationEvent"](event.time, _this._getEventAction(context, sound, event.action, event.time, event.startOffset));
                babylonAnimation.animation.addEvent(babylonAnimationEvent);
                // Make sure all started audio stops when this animation is terminated.
                babylonAnimationGroup.onAnimationGroupEndObservable.add(function () {
                    sound.stop();
                });
                babylonAnimationGroup.onAnimationGroupPauseObservable.add(function () {
                    sound.pause();
                });
            }
        });
    };
    return MSFT_audio_emitter;
}());

_glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].RegisterExtension(NAME, function (loader) { return new MSFT_audio_emitter(loader); });


/***/ }),

/***/ "./glTF/2.0/Extensions/MSFT_lod.ts":
/*!*****************************************!*\
  !*** ./glTF/2.0/Extensions/MSFT_lod.ts ***!
  \*****************************************/
/*! exports provided: MSFT_lod */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "MSFT_lod", function() { return MSFT_lod; });
/* harmony import */ var babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! babylonjs/Misc/observable */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__);
/* harmony import */ var _glTFLoader__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../glTFLoader */ "./glTF/2.0/glTFLoader.ts");



var NAME = "MSFT_lod";
/**
 * [Specification](https://github.com/KhronosGroup/glTF/tree/master/extensions/2.0/Vendor/MSFT_lod)
 */
var MSFT_lod = /** @class */ (function () {
    /** @hidden */
    function MSFT_lod(loader) {
        /**
         * The name of this extension.
         */
        this.name = NAME;
        /**
         * Defines a number that determines the order the extensions are applied.
         */
        this.order = 100;
        /**
         * Maximum number of LODs to load, starting from the lowest LOD.
         */
        this.maxLODsToLoad = 10;
        /**
         * Observable raised when all node LODs of one level are loaded.
         * The event data is the index of the loaded LOD starting from zero.
         * Dispose the loader to cancel the loading of the next level of LODs.
         */
        this.onNodeLODsLoadedObservable = new babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Observable"]();
        /**
         * Observable raised when all material LODs of one level are loaded.
         * The event data is the index of the loaded LOD starting from zero.
         * Dispose the loader to cancel the loading of the next level of LODs.
         */
        this.onMaterialLODsLoadedObservable = new babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Observable"]();
        this._nodeIndexLOD = null;
        this._nodeSignalLODs = new Array();
        this._nodePromiseLODs = new Array();
        this._materialIndexLOD = null;
        this._materialSignalLODs = new Array();
        this._materialPromiseLODs = new Array();
        this._indexLOD = null;
        this._bufferLODs = new Array();
        this._loader = loader;
        this.enabled = this._loader.isExtensionUsed(NAME);
    }
    /** @hidden */
    MSFT_lod.prototype.dispose = function () {
        this._disposeUnusedMaterials();
        delete this._loader;
        this._nodeIndexLOD = null;
        this._nodeSignalLODs.length = 0;
        this._nodePromiseLODs.length = 0;
        this._materialIndexLOD = null;
        this._materialSignalLODs.length = 0;
        this._materialPromiseLODs.length = 0;
        this._indexLOD = null;
        this._bufferLODs.length = 0;
        this.onMaterialLODsLoadedObservable.clear();
        this.onNodeLODsLoadedObservable.clear();
    };
    /** @hidden */
    MSFT_lod.prototype.onReady = function () {
        var _this = this;
        var _loop_1 = function (indexLOD) {
            var promise = Promise.all(this_1._nodePromiseLODs[indexLOD]).then(function () {
                if (indexLOD !== 0) {
                    _this._loader.endPerformanceCounter("Node LOD " + indexLOD);
                }
                _this._loader.log("Loaded node LOD " + indexLOD);
                _this.onNodeLODsLoadedObservable.notifyObservers(indexLOD);
                if (indexLOD !== _this._nodePromiseLODs.length - 1) {
                    _this._loader.startPerformanceCounter("Node LOD " + (indexLOD + 1));
                    if (_this._nodeSignalLODs[indexLOD]) {
                        _this._nodeSignalLODs[indexLOD].resolve();
                    }
                }
            });
            this_1._loader._completePromises.push(promise);
        };
        var this_1 = this;
        for (var indexLOD = 0; indexLOD < this._nodePromiseLODs.length; indexLOD++) {
            _loop_1(indexLOD);
        }
        var _loop_2 = function (indexLOD) {
            var promise = Promise.all(this_2._materialPromiseLODs[indexLOD]).then(function () {
                if (indexLOD !== 0) {
                    _this._loader.endPerformanceCounter("Material LOD " + indexLOD);
                }
                _this._loader.log("Loaded material LOD " + indexLOD);
                _this.onMaterialLODsLoadedObservable.notifyObservers(indexLOD);
                if (indexLOD !== _this._materialPromiseLODs.length - 1) {
                    _this._loader.startPerformanceCounter("Material LOD " + (indexLOD + 1));
                    if (_this._materialSignalLODs[indexLOD]) {
                        _this._materialSignalLODs[indexLOD].resolve();
                    }
                }
            });
            this_2._loader._completePromises.push(promise);
        };
        var this_2 = this;
        for (var indexLOD = 0; indexLOD < this._materialPromiseLODs.length; indexLOD++) {
            _loop_2(indexLOD);
        }
        for (var indexLOD = 1; indexLOD < this._bufferLODs.length; indexLOD++) {
            this._loadBufferLOD(indexLOD);
        }
    };
    /** @hidden */
    MSFT_lod.prototype.loadSceneAsync = function (context, scene) {
        var promise = this._loader.loadSceneAsync(context, scene);
        if (this._bufferLODs.length !== 0) {
            this._loadBufferLOD(0);
        }
        return promise;
    };
    /** @hidden */
    MSFT_lod.prototype.loadNodeAsync = function (context, node, assign) {
        var _this = this;
        return _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].LoadExtensionAsync(context, node, this.name, function (extensionContext, extension) {
            var firstPromise;
            var nodeLODs = _this._getLODs(extensionContext, node, _this._loader.gltf.nodes, extension.ids);
            _this._loader.logOpen("" + extensionContext);
            var _loop_3 = function (indexLOD) {
                var nodeLOD = nodeLODs[indexLOD];
                _this._indexLOD = indexLOD;
                if (indexLOD !== 0) {
                    _this._nodeIndexLOD = indexLOD;
                    _this._nodeSignalLODs[indexLOD] = _this._nodeSignalLODs[indexLOD] || new babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Deferred"]();
                }
                var assign_1 = function (babylonTransformNode) { babylonTransformNode.setEnabled(false); };
                var promise = _this._loader.loadNodeAsync("#/nodes/" + nodeLOD.index, nodeLOD, assign_1).then(function (babylonMesh) {
                    if (indexLOD !== 0) {
                        // TODO: should not rely on _babylonTransformNode
                        var previousNodeLOD = nodeLODs[indexLOD - 1];
                        if (previousNodeLOD._babylonTransformNode) {
                            previousNodeLOD._babylonTransformNode.dispose();
                            delete previousNodeLOD._babylonTransformNode;
                            _this._disposeUnusedMaterials();
                        }
                    }
                    babylonMesh.setEnabled(true);
                    return babylonMesh;
                });
                if (indexLOD === 0) {
                    firstPromise = promise;
                }
                else {
                    _this._nodeIndexLOD = null;
                }
                _this._indexLOD = null;
                _this._nodePromiseLODs[indexLOD] = _this._nodePromiseLODs[indexLOD] || [];
                _this._nodePromiseLODs[indexLOD].push(promise);
            };
            for (var indexLOD = 0; indexLOD < nodeLODs.length; indexLOD++) {
                _loop_3(indexLOD);
            }
            _this._loader.logClose();
            return firstPromise;
        });
    };
    /** @hidden */
    MSFT_lod.prototype._loadMaterialAsync = function (context, material, babylonMesh, babylonDrawMode, assign) {
        var _this = this;
        // Don't load material LODs if already loading a node LOD.
        if (this._indexLOD) {
            return null;
        }
        return _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].LoadExtensionAsync(context, material, this.name, function (extensionContext, extension) {
            var firstPromise;
            var materialLODs = _this._getLODs(extensionContext, material, _this._loader.gltf.materials, extension.ids);
            _this._loader.logOpen("" + extensionContext);
            var _loop_4 = function (indexLOD) {
                var materialLOD = materialLODs[indexLOD];
                _this._indexLOD = indexLOD;
                if (indexLOD !== 0) {
                    _this._materialIndexLOD = indexLOD;
                }
                var promise = _this._loader._loadMaterialAsync("#/materials/" + materialLOD.index, materialLOD, babylonMesh, babylonDrawMode, function (babylonMaterial) {
                    if (indexLOD === 0) {
                        assign(babylonMaterial);
                    }
                }).then(function (babylonMaterial) {
                    if (indexLOD !== 0) {
                        assign(babylonMaterial);
                        // TODO: should not rely on _data
                        var previousDataLOD = materialLODs[indexLOD - 1]._data;
                        if (previousDataLOD[babylonDrawMode]) {
                            previousDataLOD[babylonDrawMode].babylonMaterial.dispose();
                            delete previousDataLOD[babylonDrawMode];
                        }
                    }
                    return babylonMaterial;
                });
                if (indexLOD === 0) {
                    firstPromise = promise;
                }
                else {
                    _this._materialIndexLOD = null;
                }
                _this._indexLOD = null;
                _this._materialPromiseLODs[indexLOD] = _this._materialPromiseLODs[indexLOD] || [];
                _this._materialPromiseLODs[indexLOD].push(promise);
            };
            for (var indexLOD = 0; indexLOD < materialLODs.length; indexLOD++) {
                _loop_4(indexLOD);
            }
            _this._loader.logClose();
            return firstPromise;
        });
    };
    /** @hidden */
    MSFT_lod.prototype._loadUriAsync = function (context, property, uri) {
        var _this = this;
        // Defer the loading of uris if loading a material or node LOD.
        if (this._materialIndexLOD !== null) {
            this._loader.log("deferred");
            var previousIndexLOD = this._materialIndexLOD - 1;
            this._materialSignalLODs[previousIndexLOD] = this._materialSignalLODs[previousIndexLOD] || new babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Deferred"]();
            return this._materialSignalLODs[previousIndexLOD].promise.then(function () {
                return _this._loader.loadUriAsync(context, property, uri);
            });
        }
        else if (this._nodeIndexLOD !== null) {
            this._loader.log("deferred");
            var previousIndexLOD = this._nodeIndexLOD - 1;
            this._nodeSignalLODs[previousIndexLOD] = this._nodeSignalLODs[previousIndexLOD] || new babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Deferred"]();
            return this._nodeSignalLODs[this._nodeIndexLOD - 1].promise.then(function () {
                return _this._loader.loadUriAsync(context, property, uri);
            });
        }
        return null;
    };
    /** @hidden */
    MSFT_lod.prototype.loadBufferAsync = function (context, buffer, byteOffset, byteLength) {
        if (this._loader.parent.useRangeRequests && !buffer.uri) {
            if (!this._loader.bin) {
                throw new Error(context + ": Uri is missing or the binary glTF is missing its binary chunk");
            }
            // Non-LOD buffers will be bucketed into the first LOD.
            var indexLOD = this._indexLOD || 0;
            var start = byteOffset;
            var end = start + byteLength - 1;
            var bufferLOD_1 = this._bufferLODs[indexLOD];
            if (bufferLOD_1) {
                bufferLOD_1.start = Math.min(bufferLOD_1.start, start);
                bufferLOD_1.end = Math.max(bufferLOD_1.end, end);
            }
            else {
                bufferLOD_1 = { start: start, end: end, loaded: new babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Deferred"]() };
                this._bufferLODs[indexLOD] = bufferLOD_1;
            }
            return bufferLOD_1.loaded.promise.then(function (data) {
                return new Uint8Array(data.buffer, data.byteOffset + byteOffset - bufferLOD_1.start, byteLength);
            });
        }
        return null;
    };
    MSFT_lod.prototype._loadBufferLOD = function (indexLOD) {
        var bufferLOD = this._bufferLODs[indexLOD];
        this._loader.bin.readAsync(bufferLOD.start, bufferLOD.end - bufferLOD.start + 1).then(function (data) {
            bufferLOD.loaded.resolve(data);
        }, function (error) {
            bufferLOD.loaded.reject(error);
        });
    };
    /**
     * Gets an array of LOD properties from lowest to highest.
     */
    MSFT_lod.prototype._getLODs = function (context, property, array, ids) {
        if (this.maxLODsToLoad <= 0) {
            throw new Error("maxLODsToLoad must be greater than zero");
        }
        var properties = new Array();
        for (var i = ids.length - 1; i >= 0; i--) {
            properties.push(_glTFLoader__WEBPACK_IMPORTED_MODULE_1__["ArrayItem"].Get(context + "/ids/" + ids[i], array, ids[i]));
            if (properties.length === this.maxLODsToLoad) {
                return properties;
            }
        }
        properties.push(property);
        return properties;
    };
    MSFT_lod.prototype._disposeUnusedMaterials = function () {
        // TODO: should not rely on _data
        var materials = this._loader.gltf.materials;
        if (materials) {
            for (var _i = 0, materials_1 = materials; _i < materials_1.length; _i++) {
                var material = materials_1[_i];
                if (material._data) {
                    var _loop_5 = function (drawMode) {
                        var data = material._data[drawMode];
                        if (data.babylonMeshes.every(function (babylonMesh) { return babylonMesh.material !== data.babylonMaterial; })) {
                            // TODO: check if texture is in use instead of force disposing textures
                            data.babylonMaterial.dispose(false, true);
                            delete material._data[drawMode];
                        }
                    };
                    for (var drawMode in material._data) {
                        _loop_5(drawMode);
                    }
                }
            }
        }
    };
    return MSFT_lod;
}());

_glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].RegisterExtension(NAME, function (loader) { return new MSFT_lod(loader); });


/***/ }),

/***/ "./glTF/2.0/Extensions/MSFT_minecraftMesh.ts":
/*!***************************************************!*\
  !*** ./glTF/2.0/Extensions/MSFT_minecraftMesh.ts ***!
  \***************************************************/
/*! exports provided: MSFT_minecraftMesh */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "MSFT_minecraftMesh", function() { return MSFT_minecraftMesh; });
/* harmony import */ var babylonjs_Materials_PBR_pbrMaterial__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! babylonjs/Materials/PBR/pbrMaterial */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Materials_PBR_pbrMaterial__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Materials_PBR_pbrMaterial__WEBPACK_IMPORTED_MODULE_0__);
/* harmony import */ var _glTFLoader__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../glTFLoader */ "./glTF/2.0/glTFLoader.ts");


var NAME = "MSFT_minecraftMesh";
/** @hidden */
var MSFT_minecraftMesh = /** @class */ (function () {
    function MSFT_minecraftMesh(loader) {
        this.name = NAME;
        this._loader = loader;
        this.enabled = this._loader.isExtensionUsed(NAME);
    }
    MSFT_minecraftMesh.prototype.dispose = function () {
        delete this._loader;
    };
    MSFT_minecraftMesh.prototype.loadMaterialPropertiesAsync = function (context, material, babylonMaterial) {
        var _this = this;
        return _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].LoadExtraAsync(context, material, this.name, function (extraContext, extra) {
            if (extra) {
                if (!(babylonMaterial instanceof babylonjs_Materials_PBR_pbrMaterial__WEBPACK_IMPORTED_MODULE_0__["PBRMaterial"])) {
                    throw new Error(extraContext + ": Material type not supported");
                }
                var promise = _this._loader.loadMaterialPropertiesAsync(context, material, babylonMaterial);
                if (babylonMaterial.needAlphaBlending()) {
                    babylonMaterial.forceDepthWrite = true;
                    babylonMaterial.separateCullingPass = true;
                }
                babylonMaterial.backFaceCulling = babylonMaterial.forceDepthWrite;
                babylonMaterial.twoSidedLighting = true;
                return promise;
            }
            return null;
        });
    };
    return MSFT_minecraftMesh;
}());

_glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].RegisterExtension(NAME, function (loader) { return new MSFT_minecraftMesh(loader); });


/***/ }),

/***/ "./glTF/2.0/Extensions/MSFT_sRGBFactors.ts":
/*!*************************************************!*\
  !*** ./glTF/2.0/Extensions/MSFT_sRGBFactors.ts ***!
  \*************************************************/
/*! exports provided: MSFT_sRGBFactors */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "MSFT_sRGBFactors", function() { return MSFT_sRGBFactors; });
/* harmony import */ var babylonjs_Materials_PBR_pbrMaterial__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! babylonjs/Materials/PBR/pbrMaterial */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Materials_PBR_pbrMaterial__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Materials_PBR_pbrMaterial__WEBPACK_IMPORTED_MODULE_0__);
/* harmony import */ var _glTFLoader__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../glTFLoader */ "./glTF/2.0/glTFLoader.ts");


var NAME = "MSFT_sRGBFactors";
/** @hidden */
var MSFT_sRGBFactors = /** @class */ (function () {
    function MSFT_sRGBFactors(loader) {
        this.name = NAME;
        this._loader = loader;
        this.enabled = this._loader.isExtensionUsed(NAME);
    }
    MSFT_sRGBFactors.prototype.dispose = function () {
        delete this._loader;
    };
    MSFT_sRGBFactors.prototype.loadMaterialPropertiesAsync = function (context, material, babylonMaterial) {
        var _this = this;
        return _glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].LoadExtraAsync(context, material, this.name, function (extraContext, extra) {
            if (extra) {
                if (!(babylonMaterial instanceof babylonjs_Materials_PBR_pbrMaterial__WEBPACK_IMPORTED_MODULE_0__["PBRMaterial"])) {
                    throw new Error(extraContext + ": Material type not supported");
                }
                var promise = _this._loader.loadMaterialPropertiesAsync(context, material, babylonMaterial);
                if (!babylonMaterial.albedoTexture) {
                    babylonMaterial.albedoColor.toLinearSpaceToRef(babylonMaterial.albedoColor);
                }
                if (!babylonMaterial.reflectivityTexture) {
                    babylonMaterial.reflectivityColor.toLinearSpaceToRef(babylonMaterial.reflectivityColor);
                }
                return promise;
            }
            return null;
        });
    };
    return MSFT_sRGBFactors;
}());

_glTFLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoader"].RegisterExtension(NAME, function (loader) { return new MSFT_sRGBFactors(loader); });


/***/ }),

/***/ "./glTF/2.0/Extensions/index.ts":
/*!**************************************!*\
  !*** ./glTF/2.0/Extensions/index.ts ***!
  \**************************************/
/*! exports provided: EXT_lights_image_based, KHR_draco_mesh_compression, KHR_lights, KHR_materials_pbrSpecularGlossiness, KHR_materials_unlit, KHR_materials_clearcoat, KHR_materials_sheen, KHR_materials_specular, KHR_mesh_quantization, KHR_texture_transform, MSFT_audio_emitter, MSFT_lod, MSFT_minecraftMesh, MSFT_sRGBFactors, ExtrasAsMetadata */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony import */ var _EXT_lights_image_based__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./EXT_lights_image_based */ "./glTF/2.0/Extensions/EXT_lights_image_based.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "EXT_lights_image_based", function() { return _EXT_lights_image_based__WEBPACK_IMPORTED_MODULE_0__["EXT_lights_image_based"]; });

/* harmony import */ var _KHR_draco_mesh_compression__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./KHR_draco_mesh_compression */ "./glTF/2.0/Extensions/KHR_draco_mesh_compression.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "KHR_draco_mesh_compression", function() { return _KHR_draco_mesh_compression__WEBPACK_IMPORTED_MODULE_1__["KHR_draco_mesh_compression"]; });

/* harmony import */ var _KHR_lights_punctual__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./KHR_lights_punctual */ "./glTF/2.0/Extensions/KHR_lights_punctual.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "KHR_lights", function() { return _KHR_lights_punctual__WEBPACK_IMPORTED_MODULE_2__["KHR_lights"]; });

/* harmony import */ var _KHR_materials_pbrSpecularGlossiness__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./KHR_materials_pbrSpecularGlossiness */ "./glTF/2.0/Extensions/KHR_materials_pbrSpecularGlossiness.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "KHR_materials_pbrSpecularGlossiness", function() { return _KHR_materials_pbrSpecularGlossiness__WEBPACK_IMPORTED_MODULE_3__["KHR_materials_pbrSpecularGlossiness"]; });

/* harmony import */ var _KHR_materials_unlit__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(/*! ./KHR_materials_unlit */ "./glTF/2.0/Extensions/KHR_materials_unlit.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "KHR_materials_unlit", function() { return _KHR_materials_unlit__WEBPACK_IMPORTED_MODULE_4__["KHR_materials_unlit"]; });

/* harmony import */ var _KHR_materials_clearcoat__WEBPACK_IMPORTED_MODULE_5__ = __webpack_require__(/*! ./KHR_materials_clearcoat */ "./glTF/2.0/Extensions/KHR_materials_clearcoat.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "KHR_materials_clearcoat", function() { return _KHR_materials_clearcoat__WEBPACK_IMPORTED_MODULE_5__["KHR_materials_clearcoat"]; });

/* harmony import */ var _KHR_materials_sheen__WEBPACK_IMPORTED_MODULE_6__ = __webpack_require__(/*! ./KHR_materials_sheen */ "./glTF/2.0/Extensions/KHR_materials_sheen.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "KHR_materials_sheen", function() { return _KHR_materials_sheen__WEBPACK_IMPORTED_MODULE_6__["KHR_materials_sheen"]; });

/* harmony import */ var _KHR_materials_specular__WEBPACK_IMPORTED_MODULE_7__ = __webpack_require__(/*! ./KHR_materials_specular */ "./glTF/2.0/Extensions/KHR_materials_specular.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "KHR_materials_specular", function() { return _KHR_materials_specular__WEBPACK_IMPORTED_MODULE_7__["KHR_materials_specular"]; });

/* harmony import */ var _KHR_mesh_quantization__WEBPACK_IMPORTED_MODULE_8__ = __webpack_require__(/*! ./KHR_mesh_quantization */ "./glTF/2.0/Extensions/KHR_mesh_quantization.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "KHR_mesh_quantization", function() { return _KHR_mesh_quantization__WEBPACK_IMPORTED_MODULE_8__["KHR_mesh_quantization"]; });

/* harmony import */ var _KHR_texture_transform__WEBPACK_IMPORTED_MODULE_9__ = __webpack_require__(/*! ./KHR_texture_transform */ "./glTF/2.0/Extensions/KHR_texture_transform.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "KHR_texture_transform", function() { return _KHR_texture_transform__WEBPACK_IMPORTED_MODULE_9__["KHR_texture_transform"]; });

/* harmony import */ var _MSFT_audio_emitter__WEBPACK_IMPORTED_MODULE_10__ = __webpack_require__(/*! ./MSFT_audio_emitter */ "./glTF/2.0/Extensions/MSFT_audio_emitter.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "MSFT_audio_emitter", function() { return _MSFT_audio_emitter__WEBPACK_IMPORTED_MODULE_10__["MSFT_audio_emitter"]; });

/* harmony import */ var _MSFT_lod__WEBPACK_IMPORTED_MODULE_11__ = __webpack_require__(/*! ./MSFT_lod */ "./glTF/2.0/Extensions/MSFT_lod.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "MSFT_lod", function() { return _MSFT_lod__WEBPACK_IMPORTED_MODULE_11__["MSFT_lod"]; });

/* harmony import */ var _MSFT_minecraftMesh__WEBPACK_IMPORTED_MODULE_12__ = __webpack_require__(/*! ./MSFT_minecraftMesh */ "./glTF/2.0/Extensions/MSFT_minecraftMesh.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "MSFT_minecraftMesh", function() { return _MSFT_minecraftMesh__WEBPACK_IMPORTED_MODULE_12__["MSFT_minecraftMesh"]; });

/* harmony import */ var _MSFT_sRGBFactors__WEBPACK_IMPORTED_MODULE_13__ = __webpack_require__(/*! ./MSFT_sRGBFactors */ "./glTF/2.0/Extensions/MSFT_sRGBFactors.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "MSFT_sRGBFactors", function() { return _MSFT_sRGBFactors__WEBPACK_IMPORTED_MODULE_13__["MSFT_sRGBFactors"]; });

/* harmony import */ var _ExtrasAsMetadata__WEBPACK_IMPORTED_MODULE_14__ = __webpack_require__(/*! ./ExtrasAsMetadata */ "./glTF/2.0/Extensions/ExtrasAsMetadata.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "ExtrasAsMetadata", function() { return _ExtrasAsMetadata__WEBPACK_IMPORTED_MODULE_14__["ExtrasAsMetadata"]; });


















/***/ }),

/***/ "./glTF/2.0/glTFLoader.ts":
/*!********************************!*\
  !*** ./glTF/2.0/glTFLoader.ts ***!
  \********************************/
/*! exports provided: ArrayItem, GLTFLoader */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "ArrayItem", function() { return ArrayItem; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "GLTFLoader", function() { return GLTFLoader; });
/* harmony import */ var babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! babylonjs/Misc/deferred */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__);
/* harmony import */ var _glTFFileLoader__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../glTFFileLoader */ "./glTF/glTFFileLoader.ts");























/**
 * Helper class for working with arrays when loading the glTF asset
 */
var ArrayItem = /** @class */ (function () {
    function ArrayItem() {
    }
    /**
     * Gets an item from the given array.
     * @param context The context when loading the asset
     * @param array The array to get the item from
     * @param index The index to the array
     * @returns The array item
     */
    ArrayItem.Get = function (context, array, index) {
        if (!array || index == undefined || !array[index]) {
            throw new Error(context + ": Failed to find index (" + index + ")");
        }
        return array[index];
    };
    /**
     * Assign an `index` field to each item of the given array.
     * @param array The array of items
     */
    ArrayItem.Assign = function (array) {
        if (array) {
            for (var index = 0; index < array.length; index++) {
                array[index].index = index;
            }
        }
    };
    return ArrayItem;
}());

/**
 * The glTF 2.0 loader
 */
var GLTFLoader = /** @class */ (function () {
    /** @hidden */
    function GLTFLoader(parent) {
        /** @hidden */
        this._completePromises = new Array();
        /** @hidden */
        this._forAssetContainer = false;
        /** Storage */
        this._babylonLights = [];
        this._disposed = false;
        this._state = null;
        this._extensions = new Array();
        this._defaultBabylonMaterialData = {};
        this._requests = new Array();
        this._parent = parent;
    }
    /**
     * Registers a loader extension.
     * @param name The name of the loader extension.
     * @param factory The factory function that creates the loader extension.
     */
    GLTFLoader.RegisterExtension = function (name, factory) {
        if (GLTFLoader.UnregisterExtension(name)) {
            babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Logger"].Warn("Extension with the name '" + name + "' already exists");
        }
        GLTFLoader._RegisteredExtensions[name] = {
            factory: factory
        };
    };
    /**
     * Unregisters a loader extension.
     * @param name The name of the loader extension.
     * @returns A boolean indicating whether the extension has been unregistered
     */
    GLTFLoader.UnregisterExtension = function (name) {
        if (!GLTFLoader._RegisteredExtensions[name]) {
            return false;
        }
        delete GLTFLoader._RegisteredExtensions[name];
        return true;
    };
    Object.defineProperty(GLTFLoader.prototype, "state", {
        /**
         * Gets the loader state.
         */
        get: function () {
            return this._state;
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(GLTFLoader.prototype, "gltf", {
        /**
         * The object that represents the glTF JSON.
         */
        get: function () {
            return this._gltf;
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(GLTFLoader.prototype, "bin", {
        /**
         * The BIN chunk of a binary glTF.
         */
        get: function () {
            return this._bin;
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(GLTFLoader.prototype, "parent", {
        /**
         * The parent file loader.
         */
        get: function () {
            return this._parent;
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(GLTFLoader.prototype, "babylonScene", {
        /**
         * The Babylon scene when loading the asset.
         */
        get: function () {
            return this._babylonScene;
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(GLTFLoader.prototype, "rootBabylonMesh", {
        /**
         * The root Babylon mesh when loading the asset.
         */
        get: function () {
            return this._rootBabylonMesh;
        },
        enumerable: true,
        configurable: true
    });
    /** @hidden */
    GLTFLoader.prototype.dispose = function () {
        if (this._disposed) {
            return;
        }
        this._disposed = true;
        for (var _i = 0, _a = this._requests; _i < _a.length; _i++) {
            var request = _a[_i];
            request.abort();
        }
        this._requests.length = 0;
        this._completePromises.length = 0;
        for (var name_1 in this._extensions) {
            var extension = this._extensions[name_1];
            extension.dispose && extension.dispose();
            delete this._extensions[name_1];
        }
        delete this._gltf;
        delete this._babylonScene;
        delete this._rootBabylonMesh;
        delete this._progressCallback;
        this._parent._clear();
    };
    /** @hidden */
    GLTFLoader.prototype.importMeshAsync = function (meshesNames, scene, forAssetContainer, data, rootUrl, onProgress, fileName) {
        var _this = this;
        return Promise.resolve().then(function () {
            _this._babylonScene = scene;
            _this._rootUrl = rootUrl;
            _this._fileName = fileName || "scene";
            _this._progressCallback = onProgress;
            _this._forAssetContainer = forAssetContainer;
            _this._loadData(data);
            var nodes = null;
            if (meshesNames) {
                var nodeMap_1 = {};
                if (_this._gltf.nodes) {
                    for (var _i = 0, _a = _this._gltf.nodes; _i < _a.length; _i++) {
                        var node = _a[_i];
                        if (node.name) {
                            nodeMap_1[node.name] = node.index;
                        }
                    }
                }
                var names = (meshesNames instanceof Array) ? meshesNames : [meshesNames];
                nodes = names.map(function (name) {
                    var node = nodeMap_1[name];
                    if (node === undefined) {
                        throw new Error("Failed to find node '" + name + "'");
                    }
                    return node;
                });
            }
            return _this._loadAsync(nodes, function () {
                return {
                    meshes: _this._getMeshes(),
                    particleSystems: [],
                    skeletons: _this._getSkeletons(),
                    animationGroups: _this._getAnimationGroups(),
                    lights: _this._babylonLights,
                    transformNodes: _this._getTransformNodes()
                };
            });
        });
    };
    /** @hidden */
    GLTFLoader.prototype.loadAsync = function (scene, data, rootUrl, onProgress, fileName) {
        var _this = this;
        return Promise.resolve().then(function () {
            _this._babylonScene = scene;
            _this._rootUrl = rootUrl;
            _this._fileName = fileName || "scene";
            _this._progressCallback = onProgress;
            _this._loadData(data);
            return _this._loadAsync(null, function () { return undefined; });
        });
    };
    GLTFLoader.prototype._loadAsync = function (nodes, resultFunc) {
        var _this = this;
        return Promise.resolve().then(function () {
            _this._uniqueRootUrl = (_this._rootUrl.indexOf("file:") === -1 && _this._fileName) ? _this._rootUrl : "" + _this._rootUrl + Date.now() + "/";
            _this._loadExtensions();
            _this._checkExtensions();
            var loadingToReadyCounterName = _glTFFileLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderState"][_glTFFileLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderState"].LOADING] + " => " + _glTFFileLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderState"][_glTFFileLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderState"].READY];
            var loadingToCompleteCounterName = _glTFFileLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderState"][_glTFFileLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderState"].LOADING] + " => " + _glTFFileLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderState"][_glTFFileLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderState"].COMPLETE];
            _this._parent._startPerformanceCounter(loadingToReadyCounterName);
            _this._parent._startPerformanceCounter(loadingToCompleteCounterName);
            _this._setState(_glTFFileLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderState"].LOADING);
            _this._extensionsOnLoading();
            var promises = new Array();
            // Block the marking of materials dirty until the scene is loaded.
            var oldBlockMaterialDirtyMechanism = _this._babylonScene.blockMaterialDirtyMechanism;
            _this._babylonScene.blockMaterialDirtyMechanism = true;
            if (nodes) {
                promises.push(_this.loadSceneAsync("/nodes", { nodes: nodes, index: -1 }));
            }
            else if (_this._gltf.scene != undefined || (_this._gltf.scenes && _this._gltf.scenes[0])) {
                var scene = ArrayItem.Get("/scene", _this._gltf.scenes, _this._gltf.scene || 0);
                promises.push(_this.loadSceneAsync("/scenes/" + scene.index, scene));
            }
            // Restore the blocking of material dirty.
            _this._babylonScene.blockMaterialDirtyMechanism = oldBlockMaterialDirtyMechanism;
            if (_this._parent.compileMaterials) {
                promises.push(_this._compileMaterialsAsync());
            }
            if (_this._parent.compileShadowGenerators) {
                promises.push(_this._compileShadowGeneratorsAsync());
            }
            var resultPromise = Promise.all(promises).then(function () {
                if (_this._rootBabylonMesh) {
                    _this._rootBabylonMesh.setEnabled(true);
                }
                _this._setState(_glTFFileLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderState"].READY);
                _this._extensionsOnReady();
                _this._startAnimations();
                return resultFunc();
            });
            resultPromise.then(function () {
                _this._parent._endPerformanceCounter(loadingToReadyCounterName);
                babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Tools"].SetImmediate(function () {
                    if (!_this._disposed) {
                        Promise.all(_this._completePromises).then(function () {
                            _this._parent._endPerformanceCounter(loadingToCompleteCounterName);
                            _this._setState(_glTFFileLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderState"].COMPLETE);
                            _this._parent.onCompleteObservable.notifyObservers(undefined);
                            _this._parent.onCompleteObservable.clear();
                            _this.dispose();
                        }, function (error) {
                            _this._parent.onErrorObservable.notifyObservers(error);
                            _this._parent.onErrorObservable.clear();
                            _this.dispose();
                        });
                    }
                });
            });
            return resultPromise;
        }, function (error) {
            if (!_this._disposed) {
                _this._parent.onErrorObservable.notifyObservers(error);
                _this._parent.onErrorObservable.clear();
                _this.dispose();
            }
            throw error;
        });
    };
    GLTFLoader.prototype._loadData = function (data) {
        this._gltf = data.json;
        this._setupData();
        if (data.bin) {
            var buffers = this._gltf.buffers;
            if (buffers && buffers[0] && !buffers[0].uri) {
                var binaryBuffer = buffers[0];
                if (binaryBuffer.byteLength < data.bin.byteLength - 3 || binaryBuffer.byteLength > data.bin.byteLength) {
                    babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Logger"].Warn("Binary buffer length (" + binaryBuffer.byteLength + ") from JSON does not match chunk length (" + data.bin.byteLength + ")");
                }
                this._bin = data.bin;
            }
            else {
                babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Logger"].Warn("Unexpected BIN chunk");
            }
        }
    };
    GLTFLoader.prototype._setupData = function () {
        ArrayItem.Assign(this._gltf.accessors);
        ArrayItem.Assign(this._gltf.animations);
        ArrayItem.Assign(this._gltf.buffers);
        ArrayItem.Assign(this._gltf.bufferViews);
        ArrayItem.Assign(this._gltf.cameras);
        ArrayItem.Assign(this._gltf.images);
        ArrayItem.Assign(this._gltf.materials);
        ArrayItem.Assign(this._gltf.meshes);
        ArrayItem.Assign(this._gltf.nodes);
        ArrayItem.Assign(this._gltf.samplers);
        ArrayItem.Assign(this._gltf.scenes);
        ArrayItem.Assign(this._gltf.skins);
        ArrayItem.Assign(this._gltf.textures);
        if (this._gltf.nodes) {
            var nodeParents = {};
            for (var _i = 0, _a = this._gltf.nodes; _i < _a.length; _i++) {
                var node = _a[_i];
                if (node.children) {
                    for (var _b = 0, _c = node.children; _b < _c.length; _b++) {
                        var index = _c[_b];
                        nodeParents[index] = node.index;
                    }
                }
            }
            var rootNode = this._createRootNode();
            for (var _d = 0, _e = this._gltf.nodes; _d < _e.length; _d++) {
                var node = _e[_d];
                var parentIndex = nodeParents[node.index];
                node.parent = parentIndex === undefined ? rootNode : this._gltf.nodes[parentIndex];
            }
        }
    };
    GLTFLoader.prototype._loadExtensions = function () {
        for (var name_2 in GLTFLoader._RegisteredExtensions) {
            var extension = GLTFLoader._RegisteredExtensions[name_2].factory(this);
            if (extension.name !== name_2) {
                babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Logger"].Warn("The name of the glTF loader extension instance does not match the registered name: " + extension.name + " !== " + name_2);
            }
            this._extensions.push(extension);
            this._parent.onExtensionLoadedObservable.notifyObservers(extension);
        }
        this._extensions.sort(function (a, b) { return (a.order || Number.MAX_VALUE) - (b.order || Number.MAX_VALUE); });
        this._parent.onExtensionLoadedObservable.clear();
    };
    GLTFLoader.prototype._checkExtensions = function () {
        if (this._gltf.extensionsRequired) {
            var _loop_1 = function (name_3) {
                var available = this_1._extensions.some(function (extension) { return extension.name === name_3 && extension.enabled; });
                if (!available) {
                    throw new Error("Require extension " + name_3 + " is not available");
                }
            };
            var this_1 = this;
            for (var _i = 0, _a = this._gltf.extensionsRequired; _i < _a.length; _i++) {
                var name_3 = _a[_i];
                _loop_1(name_3);
            }
        }
    };
    GLTFLoader.prototype._setState = function (state) {
        this._state = state;
        this.log(_glTFFileLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderState"][this._state]);
    };
    GLTFLoader.prototype._createRootNode = function () {
        this._babylonScene._blockEntityCollection = this._forAssetContainer;
        this._rootBabylonMesh = new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Mesh"]("__root__", this._babylonScene);
        this._babylonScene._blockEntityCollection = false;
        this._rootBabylonMesh.setEnabled(false);
        var rootNode = {
            _babylonTransformNode: this._rootBabylonMesh,
            index: -1
        };
        switch (this._parent.coordinateSystemMode) {
            case _glTFFileLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderCoordinateSystemMode"].AUTO: {
                if (!this._babylonScene.useRightHandedSystem) {
                    rootNode.rotation = [0, 1, 0, 0];
                    rootNode.scale = [1, 1, -1];
                    GLTFLoader._LoadTransform(rootNode, this._rootBabylonMesh);
                }
                break;
            }
            case _glTFFileLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderCoordinateSystemMode"].FORCE_RIGHT_HANDED: {
                this._babylonScene.useRightHandedSystem = true;
                break;
            }
            default: {
                throw new Error("Invalid coordinate system mode (" + this._parent.coordinateSystemMode + ")");
            }
        }
        this._parent.onMeshLoadedObservable.notifyObservers(this._rootBabylonMesh);
        return rootNode;
    };
    /**
     * Loads a glTF scene.
     * @param context The context when loading the asset
     * @param scene The glTF scene property
     * @returns A promise that resolves when the load is complete
     */
    GLTFLoader.prototype.loadSceneAsync = function (context, scene) {
        var _this = this;
        var extensionPromise = this._extensionsLoadSceneAsync(context, scene);
        if (extensionPromise) {
            return extensionPromise;
        }
        var promises = new Array();
        this.logOpen(context + " " + (scene.name || ""));
        if (scene.nodes) {
            for (var _i = 0, _a = scene.nodes; _i < _a.length; _i++) {
                var index = _a[_i];
                var node = ArrayItem.Get(context + "/nodes/" + index, this._gltf.nodes, index);
                promises.push(this.loadNodeAsync("/nodes/" + node.index, node, function (babylonMesh) {
                    babylonMesh.parent = _this._rootBabylonMesh;
                }));
            }
        }
        // Link all Babylon bones for each glTF node with the corresponding Babylon transform node.
        // A glTF joint is a pointer to a glTF node in the glTF node hierarchy similar to Unity3D.
        if (this._gltf.nodes) {
            for (var _b = 0, _c = this._gltf.nodes; _b < _c.length; _b++) {
                var node = _c[_b];
                if (node._babylonTransformNode && node._babylonBones) {
                    for (var _d = 0, _e = node._babylonBones; _d < _e.length; _d++) {
                        var babylonBone = _e[_d];
                        babylonBone.linkTransformNode(node._babylonTransformNode);
                    }
                }
            }
        }
        promises.push(this._loadAnimationsAsync());
        this.logClose();
        return Promise.all(promises).then(function () { });
    };
    GLTFLoader.prototype._forEachPrimitive = function (node, callback) {
        if (node._primitiveBabylonMeshes) {
            for (var _i = 0, _a = node._primitiveBabylonMeshes; _i < _a.length; _i++) {
                var babylonMesh = _a[_i];
                callback(babylonMesh);
            }
        }
    };
    GLTFLoader.prototype._getMeshes = function () {
        var meshes = new Array();
        // Root mesh is always first.
        meshes.push(this._rootBabylonMesh);
        var nodes = this._gltf.nodes;
        if (nodes) {
            for (var _i = 0, nodes_1 = nodes; _i < nodes_1.length; _i++) {
                var node = nodes_1[_i];
                this._forEachPrimitive(node, function (babylonMesh) {
                    meshes.push(babylonMesh);
                });
            }
        }
        return meshes;
    };
    GLTFLoader.prototype._getTransformNodes = function () {
        var transformNodes = new Array();
        var nodes = this._gltf.nodes;
        if (nodes) {
            for (var _i = 0, nodes_2 = nodes; _i < nodes_2.length; _i++) {
                var node = nodes_2[_i];
                if (node._babylonTransformNode && node._babylonTransformNode.getClassName() === "TransformNode") {
                    transformNodes.push(node._babylonTransformNode);
                }
            }
        }
        return transformNodes;
    };
    GLTFLoader.prototype._getSkeletons = function () {
        var skeletons = new Array();
        var skins = this._gltf.skins;
        if (skins) {
            for (var _i = 0, skins_1 = skins; _i < skins_1.length; _i++) {
                var skin = skins_1[_i];
                if (skin._data) {
                    skeletons.push(skin._data.babylonSkeleton);
                }
            }
        }
        return skeletons;
    };
    GLTFLoader.prototype._getAnimationGroups = function () {
        var animationGroups = new Array();
        var animations = this._gltf.animations;
        if (animations) {
            for (var _i = 0, animations_1 = animations; _i < animations_1.length; _i++) {
                var animation = animations_1[_i];
                if (animation._babylonAnimationGroup) {
                    animationGroups.push(animation._babylonAnimationGroup);
                }
            }
        }
        return animationGroups;
    };
    GLTFLoader.prototype._startAnimations = function () {
        switch (this._parent.animationStartMode) {
            case _glTFFileLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderAnimationStartMode"].NONE: {
                // do nothing
                break;
            }
            case _glTFFileLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderAnimationStartMode"].FIRST: {
                var babylonAnimationGroups = this._getAnimationGroups();
                if (babylonAnimationGroups.length !== 0) {
                    babylonAnimationGroups[0].start(true);
                }
                break;
            }
            case _glTFFileLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderAnimationStartMode"].ALL: {
                var babylonAnimationGroups = this._getAnimationGroups();
                for (var _i = 0, babylonAnimationGroups_1 = babylonAnimationGroups; _i < babylonAnimationGroups_1.length; _i++) {
                    var babylonAnimationGroup = babylonAnimationGroups_1[_i];
                    babylonAnimationGroup.start(true);
                }
                break;
            }
            default: {
                babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Logger"].Error("Invalid animation start mode (" + this._parent.animationStartMode + ")");
                return;
            }
        }
    };
    /**
     * Loads a glTF node.
     * @param context The context when loading the asset
     * @param node The glTF node property
     * @param assign A function called synchronously after parsing the glTF properties
     * @returns A promise that resolves with the loaded Babylon mesh when the load is complete
     */
    GLTFLoader.prototype.loadNodeAsync = function (context, node, assign) {
        var _this = this;
        if (assign === void 0) { assign = function () { }; }
        var extensionPromise = this._extensionsLoadNodeAsync(context, node, assign);
        if (extensionPromise) {
            return extensionPromise;
        }
        if (node._babylonTransformNode) {
            throw new Error(context + ": Invalid recursive node hierarchy");
        }
        var promises = new Array();
        this.logOpen(context + " " + (node.name || ""));
        var loadNode = function (babylonTransformNode) {
            GLTFLoader.AddPointerMetadata(babylonTransformNode, context);
            GLTFLoader._LoadTransform(node, babylonTransformNode);
            if (node.camera != undefined) {
                var camera = ArrayItem.Get(context + "/camera", _this._gltf.cameras, node.camera);
                promises.push(_this.loadCameraAsync("/cameras/" + camera.index, camera, function (babylonCamera) {
                    babylonCamera.parent = babylonTransformNode;
                }));
            }
            if (node.children) {
                for (var _i = 0, _a = node.children; _i < _a.length; _i++) {
                    var index = _a[_i];
                    var childNode = ArrayItem.Get(context + "/children/" + index, _this._gltf.nodes, index);
                    promises.push(_this.loadNodeAsync("/nodes/" + childNode.index, childNode, function (childBabylonMesh) {
                        childBabylonMesh.parent = babylonTransformNode;
                    }));
                }
            }
            assign(babylonTransformNode);
        };
        if (node.mesh == undefined) {
            var nodeName = node.name || "node" + node.index;
            this._babylonScene._blockEntityCollection = this._forAssetContainer;
            node._babylonTransformNode = new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["TransformNode"](nodeName, this._babylonScene);
            this._babylonScene._blockEntityCollection = false;
            loadNode(node._babylonTransformNode);
        }
        else {
            var mesh = ArrayItem.Get(context + "/mesh", this._gltf.meshes, node.mesh);
            promises.push(this._loadMeshAsync("/meshes/" + mesh.index, node, mesh, loadNode));
        }
        this.logClose();
        return Promise.all(promises).then(function () {
            _this._forEachPrimitive(node, function (babylonMesh) {
                babylonMesh.refreshBoundingInfo(true);
            });
            return node._babylonTransformNode;
        });
    };
    GLTFLoader.prototype._loadMeshAsync = function (context, node, mesh, assign) {
        var primitives = mesh.primitives;
        if (!primitives || !primitives.length) {
            throw new Error(context + ": Primitives are missing");
        }
        if (primitives[0].index == undefined) {
            ArrayItem.Assign(primitives);
        }
        var promises = new Array();
        this.logOpen(context + " " + (mesh.name || ""));
        var name = node.name || "node" + node.index;
        if (primitives.length === 1) {
            var primitive = mesh.primitives[0];
            promises.push(this._loadMeshPrimitiveAsync(context + "/primitives/" + primitive.index, name, node, mesh, primitive, function (babylonMesh) {
                node._babylonTransformNode = babylonMesh;
                node._primitiveBabylonMeshes = [babylonMesh];
            }));
        }
        else {
            node._babylonTransformNode = new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["TransformNode"](name, this._babylonScene);
            node._primitiveBabylonMeshes = [];
            for (var _i = 0, primitives_1 = primitives; _i < primitives_1.length; _i++) {
                var primitive = primitives_1[_i];
                promises.push(this._loadMeshPrimitiveAsync(context + "/primitives/" + primitive.index, name + "_primitive" + primitive.index, node, mesh, primitive, function (babylonMesh) {
                    babylonMesh.parent = node._babylonTransformNode;
                    node._primitiveBabylonMeshes.push(babylonMesh);
                }));
            }
        }
        if (node.skin != undefined) {
            var skin = ArrayItem.Get(context + "/skin", this._gltf.skins, node.skin);
            promises.push(this._loadSkinAsync("/skins/" + skin.index, node, skin));
        }
        assign(node._babylonTransformNode);
        this.logClose();
        return Promise.all(promises).then(function () {
            return node._babylonTransformNode;
        });
    };
    /**
     * @hidden Define this method to modify the default behavior when loading data for mesh primitives.
     * @param context The context when loading the asset
     * @param name The mesh name when loading the asset
     * @param node The glTF node when loading the asset
     * @param mesh The glTF mesh when loading the asset
     * @param primitive The glTF mesh primitive property
     * @param assign A function called synchronously after parsing the glTF properties
     * @returns A promise that resolves with the loaded mesh when the load is complete or null if not handled
     */
    GLTFLoader.prototype._loadMeshPrimitiveAsync = function (context, name, node, mesh, primitive, assign) {
        var _this = this;
        var extensionPromise = this._extensionsLoadMeshPrimitiveAsync(context, name, node, mesh, primitive, assign);
        if (extensionPromise) {
            return extensionPromise;
        }
        this.logOpen("" + context);
        var shouldInstance = this._parent.createInstances && (node.skin == undefined && !mesh.primitives[0].targets);
        var babylonAbstractMesh;
        var promise;
        if (shouldInstance && primitive._instanceData) {
            babylonAbstractMesh = primitive._instanceData.babylonSourceMesh.createInstance(name);
            promise = primitive._instanceData.promise;
        }
        else {
            var promises = new Array();
            this._babylonScene._blockEntityCollection = this._forAssetContainer;
            var babylonMesh_1 = new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Mesh"](name, this._babylonScene);
            this._babylonScene._blockEntityCollection = false;
            babylonMesh_1.overrideMaterialSideOrientation = this._babylonScene.useRightHandedSystem ? babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Material"].CounterClockWiseSideOrientation : babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Material"].ClockWiseSideOrientation;
            this._createMorphTargets(context, node, mesh, primitive, babylonMesh_1);
            promises.push(this._loadVertexDataAsync(context, primitive, babylonMesh_1).then(function (babylonGeometry) {
                return _this._loadMorphTargetsAsync(context, primitive, babylonMesh_1, babylonGeometry).then(function () {
                    babylonGeometry.applyToMesh(babylonMesh_1);
                });
            }));
            var babylonDrawMode = GLTFLoader._GetDrawMode(context, primitive.mode);
            if (primitive.material == undefined) {
                var babylonMaterial = this._defaultBabylonMaterialData[babylonDrawMode];
                if (!babylonMaterial) {
                    babylonMaterial = this._createDefaultMaterial("__GLTFLoader._default", babylonDrawMode);
                    this._parent.onMaterialLoadedObservable.notifyObservers(babylonMaterial);
                    this._defaultBabylonMaterialData[babylonDrawMode] = babylonMaterial;
                }
                babylonMesh_1.material = babylonMaterial;
            }
            else {
                var material = ArrayItem.Get(context + "/material", this._gltf.materials, primitive.material);
                promises.push(this._loadMaterialAsync("/materials/" + material.index, material, babylonMesh_1, babylonDrawMode, function (babylonMaterial) {
                    babylonMesh_1.material = babylonMaterial;
                }));
            }
            promise = Promise.all(promises);
            if (shouldInstance) {
                primitive._instanceData = {
                    babylonSourceMesh: babylonMesh_1,
                    promise: promise
                };
            }
            babylonAbstractMesh = babylonMesh_1;
        }
        GLTFLoader.AddPointerMetadata(babylonAbstractMesh, context);
        this._parent.onMeshLoadedObservable.notifyObservers(babylonAbstractMesh);
        assign(babylonAbstractMesh);
        this.logClose();
        return promise.then(function () {
            return babylonAbstractMesh;
        });
    };
    GLTFLoader.prototype._loadVertexDataAsync = function (context, primitive, babylonMesh) {
        var _this = this;
        var extensionPromise = this._extensionsLoadVertexDataAsync(context, primitive, babylonMesh);
        if (extensionPromise) {
            return extensionPromise;
        }
        var attributes = primitive.attributes;
        if (!attributes) {
            throw new Error(context + ": Attributes are missing");
        }
        var promises = new Array();
        var babylonGeometry = new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Geometry"](babylonMesh.name, this._babylonScene);
        if (primitive.indices == undefined) {
            babylonMesh.isUnIndexed = true;
        }
        else {
            var accessor = ArrayItem.Get(context + "/indices", this._gltf.accessors, primitive.indices);
            promises.push(this._loadIndicesAccessorAsync("/accessors/" + accessor.index, accessor).then(function (data) {
                babylonGeometry.setIndices(data);
            }));
        }
        var loadAttribute = function (attribute, kind, callback) {
            if (attributes[attribute] == undefined) {
                return;
            }
            babylonMesh._delayInfo = babylonMesh._delayInfo || [];
            if (babylonMesh._delayInfo.indexOf(kind) === -1) {
                babylonMesh._delayInfo.push(kind);
            }
            var accessor = ArrayItem.Get(context + "/attributes/" + attribute, _this._gltf.accessors, attributes[attribute]);
            promises.push(_this._loadVertexAccessorAsync("/accessors/" + accessor.index, accessor, kind).then(function (babylonVertexBuffer) {
                babylonGeometry.setVerticesBuffer(babylonVertexBuffer, accessor.count);
            }));
            if (kind == babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].MatricesIndicesExtraKind) {
                babylonMesh.numBoneInfluencers = 8;
            }
            if (callback) {
                callback(accessor);
            }
        };
        loadAttribute("POSITION", babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].PositionKind);
        loadAttribute("NORMAL", babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].NormalKind);
        loadAttribute("TANGENT", babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].TangentKind);
        loadAttribute("TEXCOORD_0", babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].UVKind);
        loadAttribute("TEXCOORD_1", babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].UV2Kind);
        loadAttribute("JOINTS_0", babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].MatricesIndicesKind);
        loadAttribute("WEIGHTS_0", babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].MatricesWeightsKind);
        loadAttribute("JOINTS_1", babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].MatricesIndicesExtraKind);
        loadAttribute("WEIGHTS_1", babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].MatricesWeightsExtraKind);
        loadAttribute("COLOR_0", babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].ColorKind, function (accessor) {
            if (accessor.type === "VEC4" /* VEC4 */) {
                babylonMesh.hasVertexAlpha = true;
            }
        });
        return Promise.all(promises).then(function () {
            return babylonGeometry;
        });
    };
    GLTFLoader.prototype._createMorphTargets = function (context, node, mesh, primitive, babylonMesh) {
        if (!primitive.targets) {
            return;
        }
        if (node._numMorphTargets == undefined) {
            node._numMorphTargets = primitive.targets.length;
        }
        else if (primitive.targets.length !== node._numMorphTargets) {
            throw new Error(context + ": Primitives do not have the same number of targets");
        }
        var targetNames = mesh.extras ? mesh.extras.targetNames : null;
        babylonMesh.morphTargetManager = new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["MorphTargetManager"](babylonMesh.getScene());
        for (var index = 0; index < primitive.targets.length; index++) {
            var weight = node.weights ? node.weights[index] : mesh.weights ? mesh.weights[index] : 0;
            var name_4 = targetNames ? targetNames[index] : "morphTarget" + index;
            babylonMesh.morphTargetManager.addTarget(new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["MorphTarget"](name_4, weight, babylonMesh.getScene()));
            // TODO: tell the target whether it has positions, normals, tangents
        }
    };
    GLTFLoader.prototype._loadMorphTargetsAsync = function (context, primitive, babylonMesh, babylonGeometry) {
        if (!primitive.targets) {
            return Promise.resolve();
        }
        var promises = new Array();
        var morphTargetManager = babylonMesh.morphTargetManager;
        for (var index = 0; index < morphTargetManager.numTargets; index++) {
            var babylonMorphTarget = morphTargetManager.getTarget(index);
            promises.push(this._loadMorphTargetVertexDataAsync(context + "/targets/" + index, babylonGeometry, primitive.targets[index], babylonMorphTarget));
        }
        return Promise.all(promises).then(function () { });
    };
    GLTFLoader.prototype._loadMorphTargetVertexDataAsync = function (context, babylonGeometry, attributes, babylonMorphTarget) {
        var _this = this;
        var promises = new Array();
        var loadAttribute = function (attribute, kind, setData) {
            if (attributes[attribute] == undefined) {
                return;
            }
            var babylonVertexBuffer = babylonGeometry.getVertexBuffer(kind);
            if (!babylonVertexBuffer) {
                return;
            }
            var accessor = ArrayItem.Get(context + "/" + attribute, _this._gltf.accessors, attributes[attribute]);
            promises.push(_this._loadFloatAccessorAsync("/accessors/" + accessor.index, accessor).then(function (data) {
                setData(babylonVertexBuffer, data);
            }));
        };
        loadAttribute("POSITION", babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].PositionKind, function (babylonVertexBuffer, data) {
            var positions = new Float32Array(data.length);
            babylonVertexBuffer.forEach(data.length, function (value, index) {
                positions[index] = data[index] + value;
            });
            babylonMorphTarget.setPositions(positions);
        });
        loadAttribute("NORMAL", babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].NormalKind, function (babylonVertexBuffer, data) {
            var normals = new Float32Array(data.length);
            babylonVertexBuffer.forEach(normals.length, function (value, index) {
                normals[index] = data[index] + value;
            });
            babylonMorphTarget.setNormals(normals);
        });
        loadAttribute("TANGENT", babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].TangentKind, function (babylonVertexBuffer, data) {
            var tangents = new Float32Array(data.length / 3 * 4);
            var dataIndex = 0;
            babylonVertexBuffer.forEach(data.length / 3 * 4, function (value, index) {
                // Tangent data for morph targets is stored as xyz delta.
                // The vertexData.tangent is stored as xyzw.
                // So we need to skip every fourth vertexData.tangent.
                if (((index + 1) % 4) !== 0) {
                    tangents[dataIndex] = data[dataIndex] + value;
                    dataIndex++;
                }
            });
            babylonMorphTarget.setTangents(tangents);
        });
        return Promise.all(promises).then(function () { });
    };
    GLTFLoader._LoadTransform = function (node, babylonNode) {
        // Ignore the TRS of skinned nodes.
        // See https://github.com/KhronosGroup/glTF/tree/master/specification/2.0#skins (second implementation note)
        if (node.skin != undefined) {
            return;
        }
        var position = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Vector3"].Zero();
        var rotation = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Quaternion"].Identity();
        var scaling = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Vector3"].One();
        if (node.matrix) {
            var matrix = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Matrix"].FromArray(node.matrix);
            matrix.decompose(scaling, rotation, position);
        }
        else {
            if (node.translation) {
                position = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Vector3"].FromArray(node.translation);
            }
            if (node.rotation) {
                rotation = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Quaternion"].FromArray(node.rotation);
            }
            if (node.scale) {
                scaling = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Vector3"].FromArray(node.scale);
            }
        }
        babylonNode.position = position;
        babylonNode.rotationQuaternion = rotation;
        babylonNode.scaling = scaling;
    };
    GLTFLoader.prototype._loadSkinAsync = function (context, node, skin) {
        var _this = this;
        var extensionPromise = this._extensionsLoadSkinAsync(context, node, skin);
        if (extensionPromise) {
            return extensionPromise;
        }
        var assignSkeleton = function (skeleton) {
            _this._forEachPrimitive(node, function (babylonMesh) {
                babylonMesh.skeleton = skeleton;
            });
        };
        if (skin._data) {
            assignSkeleton(skin._data.babylonSkeleton);
            return skin._data.promise;
        }
        var skeletonId = "skeleton" + skin.index;
        this._babylonScene._blockEntityCollection = this._forAssetContainer;
        var babylonSkeleton = new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Skeleton"](skin.name || skeletonId, skeletonId, this._babylonScene);
        this._babylonScene._blockEntityCollection = false;
        // See https://github.com/KhronosGroup/glTF/tree/master/specification/2.0#skins (second implementation note)
        babylonSkeleton.overrideMesh = this._rootBabylonMesh;
        this._loadBones(context, skin, babylonSkeleton);
        assignSkeleton(babylonSkeleton);
        var promise = this._loadSkinInverseBindMatricesDataAsync(context, skin).then(function (inverseBindMatricesData) {
            _this._updateBoneMatrices(babylonSkeleton, inverseBindMatricesData);
        });
        skin._data = {
            babylonSkeleton: babylonSkeleton,
            promise: promise
        };
        return promise;
    };
    GLTFLoader.prototype._loadBones = function (context, skin, babylonSkeleton) {
        var babylonBones = {};
        for (var _i = 0, _a = skin.joints; _i < _a.length; _i++) {
            var index = _a[_i];
            var node = ArrayItem.Get(context + "/joints/" + index, this._gltf.nodes, index);
            this._loadBone(node, skin, babylonSkeleton, babylonBones);
        }
    };
    GLTFLoader.prototype._loadBone = function (node, skin, babylonSkeleton, babylonBones) {
        var babylonBone = babylonBones[node.index];
        if (babylonBone) {
            return babylonBone;
        }
        var babylonParentBone = null;
        if (node.parent && node.parent._babylonTransformNode !== this._rootBabylonMesh) {
            babylonParentBone = this._loadBone(node.parent, skin, babylonSkeleton, babylonBones);
        }
        var boneIndex = skin.joints.indexOf(node.index);
        babylonBone = new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Bone"](node.name || "joint" + node.index, babylonSkeleton, babylonParentBone, this._getNodeMatrix(node), null, null, boneIndex);
        babylonBones[node.index] = babylonBone;
        node._babylonBones = node._babylonBones || [];
        node._babylonBones.push(babylonBone);
        return babylonBone;
    };
    GLTFLoader.prototype._loadSkinInverseBindMatricesDataAsync = function (context, skin) {
        if (skin.inverseBindMatrices == undefined) {
            return Promise.resolve(null);
        }
        var accessor = ArrayItem.Get(context + "/inverseBindMatrices", this._gltf.accessors, skin.inverseBindMatrices);
        return this._loadFloatAccessorAsync("/accessors/" + accessor.index, accessor);
    };
    GLTFLoader.prototype._updateBoneMatrices = function (babylonSkeleton, inverseBindMatricesData) {
        for (var _i = 0, _a = babylonSkeleton.bones; _i < _a.length; _i++) {
            var babylonBone = _a[_i];
            var baseMatrix = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Matrix"].Identity();
            var boneIndex = babylonBone._index;
            if (inverseBindMatricesData && boneIndex !== -1) {
                babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Matrix"].FromArrayToRef(inverseBindMatricesData, boneIndex * 16, baseMatrix);
                baseMatrix.invertToRef(baseMatrix);
            }
            var babylonParentBone = babylonBone.getParent();
            if (babylonParentBone) {
                baseMatrix.multiplyToRef(babylonParentBone.getInvertedAbsoluteTransform(), baseMatrix);
            }
            babylonBone.updateMatrix(baseMatrix, false, false);
            babylonBone._updateDifferenceMatrix(undefined, false);
        }
    };
    GLTFLoader.prototype._getNodeMatrix = function (node) {
        return node.matrix ?
            babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Matrix"].FromArray(node.matrix) :
            babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Matrix"].Compose(node.scale ? babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Vector3"].FromArray(node.scale) : babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Vector3"].One(), node.rotation ? babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Quaternion"].FromArray(node.rotation) : babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Quaternion"].Identity(), node.translation ? babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Vector3"].FromArray(node.translation) : babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Vector3"].Zero());
    };
    /**
     * Loads a glTF camera.
     * @param context The context when loading the asset
     * @param camera The glTF camera property
     * @param assign A function called synchronously after parsing the glTF properties
     * @returns A promise that resolves with the loaded Babylon camera when the load is complete
     */
    GLTFLoader.prototype.loadCameraAsync = function (context, camera, assign) {
        if (assign === void 0) { assign = function () { }; }
        var extensionPromise = this._extensionsLoadCameraAsync(context, camera, assign);
        if (extensionPromise) {
            return extensionPromise;
        }
        var promises = new Array();
        this.logOpen(context + " " + (camera.name || ""));
        this._babylonScene._blockEntityCollection = this._forAssetContainer;
        var babylonCamera = new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["FreeCamera"](camera.name || "camera" + camera.index, babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Vector3"].Zero(), this._babylonScene, false);
        this._babylonScene._blockEntityCollection = false;
        babylonCamera.rotation = new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Vector3"](0, Math.PI, 0);
        switch (camera.type) {
            case "perspective" /* PERSPECTIVE */: {
                var perspective = camera.perspective;
                if (!perspective) {
                    throw new Error(context + ": Camera perspective properties are missing");
                }
                babylonCamera.fov = perspective.yfov;
                babylonCamera.minZ = perspective.znear;
                babylonCamera.maxZ = perspective.zfar || Number.MAX_VALUE;
                break;
            }
            case "orthographic" /* ORTHOGRAPHIC */: {
                if (!camera.orthographic) {
                    throw new Error(context + ": Camera orthographic properties are missing");
                }
                babylonCamera.mode = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Camera"].ORTHOGRAPHIC_CAMERA;
                babylonCamera.orthoLeft = -camera.orthographic.xmag;
                babylonCamera.orthoRight = camera.orthographic.xmag;
                babylonCamera.orthoBottom = -camera.orthographic.ymag;
                babylonCamera.orthoTop = camera.orthographic.ymag;
                babylonCamera.minZ = camera.orthographic.znear;
                babylonCamera.maxZ = camera.orthographic.zfar;
                break;
            }
            default: {
                throw new Error(context + ": Invalid camera type (" + camera.type + ")");
            }
        }
        GLTFLoader.AddPointerMetadata(babylonCamera, context);
        this._parent.onCameraLoadedObservable.notifyObservers(babylonCamera);
        assign(babylonCamera);
        return Promise.all(promises).then(function () {
            return babylonCamera;
        });
    };
    GLTFLoader.prototype._loadAnimationsAsync = function () {
        var animations = this._gltf.animations;
        if (!animations) {
            return Promise.resolve();
        }
        var promises = new Array();
        for (var index = 0; index < animations.length; index++) {
            var animation = animations[index];
            promises.push(this.loadAnimationAsync("/animations/" + animation.index, animation));
        }
        return Promise.all(promises).then(function () { });
    };
    /**
     * Loads a glTF animation.
     * @param context The context when loading the asset
     * @param animation The glTF animation property
     * @returns A promise that resolves with the loaded Babylon animation group when the load is complete
     */
    GLTFLoader.prototype.loadAnimationAsync = function (context, animation) {
        var promise = this._extensionsLoadAnimationAsync(context, animation);
        if (promise) {
            return promise;
        }
        this._babylonScene._blockEntityCollection = this._forAssetContainer;
        var babylonAnimationGroup = new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["AnimationGroup"](animation.name || "animation" + animation.index, this._babylonScene);
        this._babylonScene._blockEntityCollection = false;
        animation._babylonAnimationGroup = babylonAnimationGroup;
        var promises = new Array();
        ArrayItem.Assign(animation.channels);
        ArrayItem.Assign(animation.samplers);
        for (var _i = 0, _a = animation.channels; _i < _a.length; _i++) {
            var channel = _a[_i];
            promises.push(this._loadAnimationChannelAsync(context + "/channels/" + channel.index, context, animation, channel, babylonAnimationGroup));
        }
        return Promise.all(promises).then(function () {
            babylonAnimationGroup.normalize(0);
            return babylonAnimationGroup;
        });
    };
    /**
     * @hidden Loads a glTF animation channel.
     * @param context The context when loading the asset
     * @param animationContext The context of the animation when loading the asset
     * @param animation The glTF animation property
     * @param channel The glTF animation channel property
     * @param babylonAnimationGroup The babylon animation group property
     * @param animationTargetOverride The babylon animation channel target override property. My be null.
     * @returns A void promise when the channel load is complete
     */
    GLTFLoader.prototype._loadAnimationChannelAsync = function (context, animationContext, animation, channel, babylonAnimationGroup, animationTargetOverride) {
        var _this = this;
        if (animationTargetOverride === void 0) { animationTargetOverride = null; }
        if (channel.target.node == undefined) {
            return Promise.resolve();
        }
        var targetNode = ArrayItem.Get(context + "/target/node", this._gltf.nodes, channel.target.node);
        // Ignore animations that have no animation targets.
        if ((channel.target.path === "weights" /* WEIGHTS */ && !targetNode._numMorphTargets) ||
            (channel.target.path !== "weights" /* WEIGHTS */ && !targetNode._babylonTransformNode)) {
            return Promise.resolve();
        }
        var sampler = ArrayItem.Get(context + "/sampler", animation.samplers, channel.sampler);
        return this._loadAnimationSamplerAsync(animationContext + "/samplers/" + channel.sampler, sampler).then(function (data) {
            var targetPath;
            var animationType;
            switch (channel.target.path) {
                case "translation" /* TRANSLATION */: {
                    targetPath = "position";
                    animationType = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Animation"].ANIMATIONTYPE_VECTOR3;
                    break;
                }
                case "rotation" /* ROTATION */: {
                    targetPath = "rotationQuaternion";
                    animationType = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Animation"].ANIMATIONTYPE_QUATERNION;
                    break;
                }
                case "scale" /* SCALE */: {
                    targetPath = "scaling";
                    animationType = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Animation"].ANIMATIONTYPE_VECTOR3;
                    break;
                }
                case "weights" /* WEIGHTS */: {
                    targetPath = "influence";
                    animationType = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Animation"].ANIMATIONTYPE_FLOAT;
                    break;
                }
                default: {
                    throw new Error(context + "/target/path: Invalid value (" + channel.target.path + ")");
                }
            }
            var outputBufferOffset = 0;
            var getNextOutputValue;
            switch (targetPath) {
                case "position": {
                    getNextOutputValue = function () {
                        var value = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Vector3"].FromArray(data.output, outputBufferOffset);
                        outputBufferOffset += 3;
                        return value;
                    };
                    break;
                }
                case "rotationQuaternion": {
                    getNextOutputValue = function () {
                        var value = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Quaternion"].FromArray(data.output, outputBufferOffset);
                        outputBufferOffset += 4;
                        return value;
                    };
                    break;
                }
                case "scaling": {
                    getNextOutputValue = function () {
                        var value = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Vector3"].FromArray(data.output, outputBufferOffset);
                        outputBufferOffset += 3;
                        return value;
                    };
                    break;
                }
                case "influence": {
                    getNextOutputValue = function () {
                        var value = new Array(targetNode._numMorphTargets);
                        for (var i = 0; i < targetNode._numMorphTargets; i++) {
                            value[i] = data.output[outputBufferOffset++];
                        }
                        return value;
                    };
                    break;
                }
            }
            var getNextKey;
            switch (data.interpolation) {
                case "STEP" /* STEP */: {
                    getNextKey = function (frameIndex) { return ({
                        frame: data.input[frameIndex],
                        value: getNextOutputValue(),
                        interpolation: babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["AnimationKeyInterpolation"].STEP
                    }); };
                    break;
                }
                case "LINEAR" /* LINEAR */: {
                    getNextKey = function (frameIndex) { return ({
                        frame: data.input[frameIndex],
                        value: getNextOutputValue()
                    }); };
                    break;
                }
                case "CUBICSPLINE" /* CUBICSPLINE */: {
                    getNextKey = function (frameIndex) { return ({
                        frame: data.input[frameIndex],
                        inTangent: getNextOutputValue(),
                        value: getNextOutputValue(),
                        outTangent: getNextOutputValue()
                    }); };
                    break;
                }
            }
            var keys = new Array(data.input.length);
            for (var frameIndex = 0; frameIndex < data.input.length; frameIndex++) {
                keys[frameIndex] = getNextKey(frameIndex);
            }
            if (targetPath === "influence") {
                var _loop_2 = function (targetIndex) {
                    var animationName = babylonAnimationGroup.name + "_channel" + babylonAnimationGroup.targetedAnimations.length;
                    var babylonAnimation = new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Animation"](animationName, targetPath, 1, animationType);
                    babylonAnimation.setKeys(keys.map(function (key) { return ({
                        frame: key.frame,
                        inTangent: key.inTangent ? key.inTangent[targetIndex] : undefined,
                        value: key.value[targetIndex],
                        outTangent: key.outTangent ? key.outTangent[targetIndex] : undefined
                    }); }));
                    _this._forEachPrimitive(targetNode, function (babylonAbstractMesh) {
                        var babylonMesh = babylonAbstractMesh;
                        var morphTarget = babylonMesh.morphTargetManager.getTarget(targetIndex);
                        var babylonAnimationClone = babylonAnimation.clone();
                        morphTarget.animations.push(babylonAnimationClone);
                        babylonAnimationGroup.addTargetedAnimation(babylonAnimationClone, morphTarget);
                    });
                };
                for (var targetIndex = 0; targetIndex < targetNode._numMorphTargets; targetIndex++) {
                    _loop_2(targetIndex);
                }
            }
            else {
                var animationName = babylonAnimationGroup.name + "_channel" + babylonAnimationGroup.targetedAnimations.length;
                var babylonAnimation = new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Animation"](animationName, targetPath, 1, animationType);
                babylonAnimation.setKeys(keys);
                if (animationTargetOverride != null && animationTargetOverride.animations != null) {
                    animationTargetOverride.animations.push(babylonAnimation);
                    babylonAnimationGroup.addTargetedAnimation(babylonAnimation, animationTargetOverride);
                }
                else {
                    targetNode._babylonTransformNode.animations.push(babylonAnimation);
                    babylonAnimationGroup.addTargetedAnimation(babylonAnimation, targetNode._babylonTransformNode);
                }
            }
        });
    };
    GLTFLoader.prototype._loadAnimationSamplerAsync = function (context, sampler) {
        if (sampler._data) {
            return sampler._data;
        }
        var interpolation = sampler.interpolation || "LINEAR" /* LINEAR */;
        switch (interpolation) {
            case "STEP" /* STEP */:
            case "LINEAR" /* LINEAR */:
            case "CUBICSPLINE" /* CUBICSPLINE */: {
                break;
            }
            default: {
                throw new Error(context + "/interpolation: Invalid value (" + sampler.interpolation + ")");
            }
        }
        var inputAccessor = ArrayItem.Get(context + "/input", this._gltf.accessors, sampler.input);
        var outputAccessor = ArrayItem.Get(context + "/output", this._gltf.accessors, sampler.output);
        sampler._data = Promise.all([
            this._loadFloatAccessorAsync("/accessors/" + inputAccessor.index, inputAccessor),
            this._loadFloatAccessorAsync("/accessors/" + outputAccessor.index, outputAccessor)
        ]).then(function (_a) {
            var inputData = _a[0], outputData = _a[1];
            return {
                input: inputData,
                interpolation: interpolation,
                output: outputData,
            };
        });
        return sampler._data;
    };
    GLTFLoader.prototype._loadBufferAsync = function (context, buffer, byteOffset, byteLength) {
        var extensionPromise = this._extensionsLoadBufferAsync(context, buffer, byteOffset, byteLength);
        if (extensionPromise) {
            return extensionPromise;
        }
        if (!buffer._data) {
            if (buffer.uri) {
                buffer._data = this.loadUriAsync(context + "/uri", buffer, buffer.uri);
            }
            else {
                if (!this._bin) {
                    throw new Error(context + ": Uri is missing or the binary glTF is missing its binary chunk");
                }
                buffer._data = this._bin.readAsync(0, buffer.byteLength);
            }
        }
        return buffer._data.then(function (data) {
            try {
                return new Uint8Array(data.buffer, data.byteOffset + byteOffset, byteLength);
            }
            catch (e) {
                throw new Error(context + ": " + e.message);
            }
        });
    };
    /**
     * Loads a glTF buffer view.
     * @param context The context when loading the asset
     * @param bufferView The glTF buffer view property
     * @returns A promise that resolves with the loaded data when the load is complete
     */
    GLTFLoader.prototype.loadBufferViewAsync = function (context, bufferView) {
        var extensionPromise = this._extensionsLoadBufferViewAsync(context, bufferView);
        if (extensionPromise) {
            return extensionPromise;
        }
        if (bufferView._data) {
            return bufferView._data;
        }
        var buffer = ArrayItem.Get(context + "/buffer", this._gltf.buffers, bufferView.buffer);
        bufferView._data = this._loadBufferAsync("/buffers/" + buffer.index, buffer, (bufferView.byteOffset || 0), bufferView.byteLength);
        return bufferView._data;
    };
    GLTFLoader.prototype._loadAccessorAsync = function (context, accessor, constructor) {
        var _this = this;
        if (accessor._data) {
            return accessor._data;
        }
        var numComponents = GLTFLoader._GetNumComponents(context, accessor.type);
        var byteStride = numComponents * babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].GetTypeByteLength(accessor.componentType);
        var length = numComponents * accessor.count;
        if (accessor.bufferView == undefined) {
            accessor._data = Promise.resolve(new constructor(length));
        }
        else {
            var bufferView_1 = ArrayItem.Get(context + "/bufferView", this._gltf.bufferViews, accessor.bufferView);
            accessor._data = this.loadBufferViewAsync("/bufferViews/" + bufferView_1.index, bufferView_1).then(function (data) {
                if (accessor.componentType === 5126 /* FLOAT */ && !accessor.normalized) {
                    return GLTFLoader._GetTypedArray(context, accessor.componentType, data, accessor.byteOffset, length);
                }
                else {
                    var typedArray_1 = new constructor(length);
                    babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].ForEach(data, accessor.byteOffset || 0, bufferView_1.byteStride || byteStride, numComponents, accessor.componentType, typedArray_1.length, accessor.normalized || false, function (value, index) {
                        typedArray_1[index] = value;
                    });
                    return typedArray_1;
                }
            });
        }
        if (accessor.sparse) {
            var sparse_1 = accessor.sparse;
            accessor._data = accessor._data.then(function (data) {
                var typedArray = data;
                var indicesBufferView = ArrayItem.Get(context + "/sparse/indices/bufferView", _this._gltf.bufferViews, sparse_1.indices.bufferView);
                var valuesBufferView = ArrayItem.Get(context + "/sparse/values/bufferView", _this._gltf.bufferViews, sparse_1.values.bufferView);
                return Promise.all([
                    _this.loadBufferViewAsync("/bufferViews/" + indicesBufferView.index, indicesBufferView),
                    _this.loadBufferViewAsync("/bufferViews/" + valuesBufferView.index, valuesBufferView)
                ]).then(function (_a) {
                    var indicesData = _a[0], valuesData = _a[1];
                    var indices = GLTFLoader._GetTypedArray(context + "/sparse/indices", sparse_1.indices.componentType, indicesData, sparse_1.indices.byteOffset, sparse_1.count);
                    var sparseLength = numComponents * sparse_1.count;
                    var values;
                    if (accessor.componentType === 5126 /* FLOAT */ && !accessor.normalized) {
                        values = GLTFLoader._GetTypedArray(context + "/sparse/values", accessor.componentType, valuesData, sparse_1.values.byteOffset, sparseLength);
                    }
                    else {
                        var sparseData = GLTFLoader._GetTypedArray(context + "/sparse/values", accessor.componentType, valuesData, sparse_1.values.byteOffset, sparseLength);
                        values = new constructor(sparseLength);
                        babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].ForEach(sparseData, 0, byteStride, numComponents, accessor.componentType, values.length, accessor.normalized || false, function (value, index) {
                            values[index] = value;
                        });
                    }
                    var valuesIndex = 0;
                    for (var indicesIndex = 0; indicesIndex < indices.length; indicesIndex++) {
                        var dataIndex = indices[indicesIndex] * numComponents;
                        for (var componentIndex = 0; componentIndex < numComponents; componentIndex++) {
                            typedArray[dataIndex++] = values[valuesIndex++];
                        }
                    }
                    return typedArray;
                });
            });
        }
        return accessor._data;
    };
    GLTFLoader.prototype._loadFloatAccessorAsync = function (context, accessor) {
        return this._loadAccessorAsync(context, accessor, Float32Array);
    };
    GLTFLoader.prototype._loadIndicesAccessorAsync = function (context, accessor) {
        if (accessor.type !== "SCALAR" /* SCALAR */) {
            throw new Error(context + "/type: Invalid value " + accessor.type);
        }
        if (accessor.componentType !== 5121 /* UNSIGNED_BYTE */ &&
            accessor.componentType !== 5123 /* UNSIGNED_SHORT */ &&
            accessor.componentType !== 5125 /* UNSIGNED_INT */) {
            throw new Error(context + "/componentType: Invalid value " + accessor.componentType);
        }
        if (accessor._data) {
            return accessor._data;
        }
        if (accessor.sparse) {
            var constructor = GLTFLoader._GetTypedArrayConstructor(context + "/componentType", accessor.componentType);
            accessor._data = this._loadAccessorAsync(context, accessor, constructor);
        }
        else {
            var bufferView = ArrayItem.Get(context + "/bufferView", this._gltf.bufferViews, accessor.bufferView);
            accessor._data = this.loadBufferViewAsync("/bufferViews/" + bufferView.index, bufferView).then(function (data) {
                return GLTFLoader._GetTypedArray(context, accessor.componentType, data, accessor.byteOffset, accessor.count);
            });
        }
        return accessor._data;
    };
    GLTFLoader.prototype._loadVertexBufferViewAsync = function (bufferView, kind) {
        var _this = this;
        if (bufferView._babylonBuffer) {
            return bufferView._babylonBuffer;
        }
        bufferView._babylonBuffer = this.loadBufferViewAsync("/bufferViews/" + bufferView.index, bufferView).then(function (data) {
            return new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Buffer"](_this._babylonScene.getEngine(), data, false);
        });
        return bufferView._babylonBuffer;
    };
    GLTFLoader.prototype._loadVertexAccessorAsync = function (context, accessor, kind) {
        var _this = this;
        if (accessor._babylonVertexBuffer) {
            return accessor._babylonVertexBuffer;
        }
        if (accessor.sparse) {
            accessor._babylonVertexBuffer = this._loadFloatAccessorAsync("/accessors/" + accessor.index, accessor).then(function (data) {
                return new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"](_this._babylonScene.getEngine(), data, kind, false);
            });
        }
        // HACK: If byte offset is not a multiple of component type byte length then load as a float array instead of using Babylon buffers.
        else if (accessor.byteOffset && accessor.byteOffset % babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].GetTypeByteLength(accessor.componentType) !== 0) {
            babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Logger"].Warn("Accessor byte offset is not a multiple of component type byte length");
            accessor._babylonVertexBuffer = this._loadFloatAccessorAsync("/accessors/" + accessor.index, accessor).then(function (data) {
                return new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"](_this._babylonScene.getEngine(), data, kind, false);
            });
        }
        // Load joint indices as a float array since the shaders expect float data but glTF uses unsigned byte/short.
        // This prevents certain platforms (e.g. D3D) from having to convert the data to float on the fly.
        else if (kind === babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].MatricesIndicesKind || kind === babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"].MatricesIndicesExtraKind) {
            accessor._babylonVertexBuffer = this._loadFloatAccessorAsync("/accessors/" + accessor.index, accessor).then(function (data) {
                return new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"](_this._babylonScene.getEngine(), data, kind, false);
            });
        }
        else {
            var bufferView_2 = ArrayItem.Get(context + "/bufferView", this._gltf.bufferViews, accessor.bufferView);
            accessor._babylonVertexBuffer = this._loadVertexBufferViewAsync(bufferView_2, kind).then(function (babylonBuffer) {
                var size = GLTFLoader._GetNumComponents(context, accessor.type);
                return new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["VertexBuffer"](_this._babylonScene.getEngine(), babylonBuffer, kind, false, false, bufferView_2.byteStride, false, accessor.byteOffset, size, accessor.componentType, accessor.normalized, true);
            });
        }
        return accessor._babylonVertexBuffer;
    };
    GLTFLoader.prototype._loadMaterialMetallicRoughnessPropertiesAsync = function (context, properties, babylonMaterial) {
        if (!(babylonMaterial instanceof babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["PBRMaterial"])) {
            throw new Error(context + ": Material type not supported");
        }
        var promises = new Array();
        if (properties) {
            if (properties.baseColorFactor) {
                babylonMaterial.albedoColor = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Color3"].FromArray(properties.baseColorFactor);
                babylonMaterial.alpha = properties.baseColorFactor[3];
            }
            else {
                babylonMaterial.albedoColor = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Color3"].White();
            }
            babylonMaterial.metallic = properties.metallicFactor == undefined ? 1 : properties.metallicFactor;
            babylonMaterial.roughness = properties.roughnessFactor == undefined ? 1 : properties.roughnessFactor;
            if (properties.baseColorTexture) {
                promises.push(this.loadTextureInfoAsync(context + "/baseColorTexture", properties.baseColorTexture, function (texture) {
                    texture.name = babylonMaterial.name + " (Base Color)";
                    babylonMaterial.albedoTexture = texture;
                }));
            }
            if (properties.metallicRoughnessTexture) {
                promises.push(this.loadTextureInfoAsync(context + "/metallicRoughnessTexture", properties.metallicRoughnessTexture, function (texture) {
                    texture.name = babylonMaterial.name + " (Metallic Roughness)";
                    babylonMaterial.metallicTexture = texture;
                }));
                babylonMaterial.useMetallnessFromMetallicTextureBlue = true;
                babylonMaterial.useRoughnessFromMetallicTextureGreen = true;
                babylonMaterial.useRoughnessFromMetallicTextureAlpha = false;
            }
        }
        return Promise.all(promises).then(function () { });
    };
    /** @hidden */
    GLTFLoader.prototype._loadMaterialAsync = function (context, material, babylonMesh, babylonDrawMode, assign) {
        if (assign === void 0) { assign = function () { }; }
        var extensionPromise = this._extensionsLoadMaterialAsync(context, material, babylonMesh, babylonDrawMode, assign);
        if (extensionPromise) {
            return extensionPromise;
        }
        material._data = material._data || {};
        var babylonData = material._data[babylonDrawMode];
        if (!babylonData) {
            this.logOpen(context + " " + (material.name || ""));
            var babylonMaterial = this.createMaterial(context, material, babylonDrawMode);
            babylonData = {
                babylonMaterial: babylonMaterial,
                babylonMeshes: [],
                promise: this.loadMaterialPropertiesAsync(context, material, babylonMaterial)
            };
            material._data[babylonDrawMode] = babylonData;
            GLTFLoader.AddPointerMetadata(babylonMaterial, context);
            this._parent.onMaterialLoadedObservable.notifyObservers(babylonMaterial);
            this.logClose();
        }
        babylonData.babylonMeshes.push(babylonMesh);
        babylonMesh.onDisposeObservable.addOnce(function () {
            var index = babylonData.babylonMeshes.indexOf(babylonMesh);
            if (index !== -1) {
                babylonData.babylonMeshes.splice(index, 1);
            }
        });
        assign(babylonData.babylonMaterial);
        return babylonData.promise.then(function () {
            return babylonData.babylonMaterial;
        });
    };
    GLTFLoader.prototype._createDefaultMaterial = function (name, babylonDrawMode) {
        this._babylonScene._blockEntityCollection = this._forAssetContainer;
        var babylonMaterial = new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["PBRMaterial"](name, this._babylonScene);
        this._babylonScene._blockEntityCollection = false;
        // Moved to mesh so user can change materials on gltf meshes: babylonMaterial.sideOrientation = this._babylonScene.useRightHandedSystem ? Material.CounterClockWiseSideOrientation : Material.ClockWiseSideOrientation;
        babylonMaterial.fillMode = babylonDrawMode;
        babylonMaterial.enableSpecularAntiAliasing = true;
        babylonMaterial.useRadianceOverAlpha = !this._parent.transparencyAsCoverage;
        babylonMaterial.useSpecularOverAlpha = !this._parent.transparencyAsCoverage;
        babylonMaterial.transparencyMode = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["PBRMaterial"].PBRMATERIAL_OPAQUE;
        babylonMaterial.metallic = 1;
        babylonMaterial.roughness = 1;
        return babylonMaterial;
    };
    /**
     * Creates a Babylon material from a glTF material.
     * @param context The context when loading the asset
     * @param material The glTF material property
     * @param babylonDrawMode The draw mode for the Babylon material
     * @returns The Babylon material
     */
    GLTFLoader.prototype.createMaterial = function (context, material, babylonDrawMode) {
        var extensionPromise = this._extensionsCreateMaterial(context, material, babylonDrawMode);
        if (extensionPromise) {
            return extensionPromise;
        }
        var name = material.name || "material" + material.index;
        var babylonMaterial = this._createDefaultMaterial(name, babylonDrawMode);
        return babylonMaterial;
    };
    /**
     * Loads properties from a glTF material into a Babylon material.
     * @param context The context when loading the asset
     * @param material The glTF material property
     * @param babylonMaterial The Babylon material
     * @returns A promise that resolves when the load is complete
     */
    GLTFLoader.prototype.loadMaterialPropertiesAsync = function (context, material, babylonMaterial) {
        var extensionPromise = this._extensionsLoadMaterialPropertiesAsync(context, material, babylonMaterial);
        if (extensionPromise) {
            return extensionPromise;
        }
        var promises = new Array();
        promises.push(this.loadMaterialBasePropertiesAsync(context, material, babylonMaterial));
        if (material.pbrMetallicRoughness) {
            promises.push(this._loadMaterialMetallicRoughnessPropertiesAsync(context + "/pbrMetallicRoughness", material.pbrMetallicRoughness, babylonMaterial));
        }
        this.loadMaterialAlphaProperties(context, material, babylonMaterial);
        return Promise.all(promises).then(function () { });
    };
    /**
     * Loads the normal, occlusion, and emissive properties from a glTF material into a Babylon material.
     * @param context The context when loading the asset
     * @param material The glTF material property
     * @param babylonMaterial The Babylon material
     * @returns A promise that resolves when the load is complete
     */
    GLTFLoader.prototype.loadMaterialBasePropertiesAsync = function (context, material, babylonMaterial) {
        if (!(babylonMaterial instanceof babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["PBRMaterial"])) {
            throw new Error(context + ": Material type not supported");
        }
        var promises = new Array();
        babylonMaterial.emissiveColor = material.emissiveFactor ? babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Color3"].FromArray(material.emissiveFactor) : new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Color3"](0, 0, 0);
        if (material.doubleSided) {
            babylonMaterial.backFaceCulling = false;
            babylonMaterial.twoSidedLighting = true;
        }
        if (material.normalTexture) {
            promises.push(this.loadTextureInfoAsync(context + "/normalTexture", material.normalTexture, function (texture) {
                texture.name = babylonMaterial.name + " (Normal)";
                babylonMaterial.bumpTexture = texture;
            }));
            babylonMaterial.invertNormalMapX = !this._babylonScene.useRightHandedSystem;
            babylonMaterial.invertNormalMapY = this._babylonScene.useRightHandedSystem;
            if (material.normalTexture.scale != undefined) {
                babylonMaterial.bumpTexture.level = material.normalTexture.scale;
            }
            babylonMaterial.forceIrradianceInFragment = true;
        }
        if (material.occlusionTexture) {
            promises.push(this.loadTextureInfoAsync(context + "/occlusionTexture", material.occlusionTexture, function (texture) {
                texture.name = babylonMaterial.name + " (Occlusion)";
                babylonMaterial.ambientTexture = texture;
            }));
            babylonMaterial.useAmbientInGrayScale = true;
            if (material.occlusionTexture.strength != undefined) {
                babylonMaterial.ambientTextureStrength = material.occlusionTexture.strength;
            }
        }
        if (material.emissiveTexture) {
            promises.push(this.loadTextureInfoAsync(context + "/emissiveTexture", material.emissiveTexture, function (texture) {
                texture.name = babylonMaterial.name + " (Emissive)";
                babylonMaterial.emissiveTexture = texture;
            }));
        }
        return Promise.all(promises).then(function () { });
    };
    /**
     * Loads the alpha properties from a glTF material into a Babylon material.
     * Must be called after the setting the albedo texture of the Babylon material when the material has an albedo texture.
     * @param context The context when loading the asset
     * @param material The glTF material property
     * @param babylonMaterial The Babylon material
     */
    GLTFLoader.prototype.loadMaterialAlphaProperties = function (context, material, babylonMaterial) {
        if (!(babylonMaterial instanceof babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["PBRMaterial"])) {
            throw new Error(context + ": Material type not supported");
        }
        var alphaMode = material.alphaMode || "OPAQUE" /* OPAQUE */;
        switch (alphaMode) {
            case "OPAQUE" /* OPAQUE */: {
                babylonMaterial.transparencyMode = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["PBRMaterial"].PBRMATERIAL_OPAQUE;
                break;
            }
            case "MASK" /* MASK */: {
                babylonMaterial.transparencyMode = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["PBRMaterial"].PBRMATERIAL_ALPHATEST;
                babylonMaterial.alphaCutOff = (material.alphaCutoff == undefined ? 0.5 : material.alphaCutoff);
                if (babylonMaterial.albedoTexture) {
                    babylonMaterial.albedoTexture.hasAlpha = true;
                }
                break;
            }
            case "BLEND" /* BLEND */: {
                babylonMaterial.transparencyMode = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["PBRMaterial"].PBRMATERIAL_ALPHABLEND;
                if (babylonMaterial.albedoTexture) {
                    babylonMaterial.albedoTexture.hasAlpha = true;
                    babylonMaterial.useAlphaFromAlbedoTexture = true;
                }
                break;
            }
            default: {
                throw new Error(context + "/alphaMode: Invalid value (" + material.alphaMode + ")");
            }
        }
    };
    /**
     * Loads a glTF texture info.
     * @param context The context when loading the asset
     * @param textureInfo The glTF texture info property
     * @param assign A function called synchronously after parsing the glTF properties
     * @returns A promise that resolves with the loaded Babylon texture when the load is complete
     */
    GLTFLoader.prototype.loadTextureInfoAsync = function (context, textureInfo, assign) {
        var _this = this;
        if (assign === void 0) { assign = function () { }; }
        var extensionPromise = this._extensionsLoadTextureInfoAsync(context, textureInfo, assign);
        if (extensionPromise) {
            return extensionPromise;
        }
        this.logOpen("" + context);
        if (textureInfo.texCoord >= 2) {
            throw new Error(context + "/texCoord: Invalid value (" + textureInfo.texCoord + ")");
        }
        var texture = ArrayItem.Get(context + "/index", this._gltf.textures, textureInfo.index);
        var promise = this._loadTextureAsync("/textures/" + textureInfo.index, texture, function (babylonTexture) {
            babylonTexture.coordinatesIndex = textureInfo.texCoord || 0;
            GLTFLoader.AddPointerMetadata(babylonTexture, context);
            _this._parent.onTextureLoadedObservable.notifyObservers(babylonTexture);
            assign(babylonTexture);
        });
        this.logClose();
        return promise;
    };
    GLTFLoader.prototype._loadTextureAsync = function (context, texture, assign) {
        var _this = this;
        if (assign === void 0) { assign = function () { }; }
        var promises = new Array();
        this.logOpen(context + " " + (texture.name || ""));
        var sampler = (texture.sampler == undefined ? GLTFLoader._DefaultSampler : ArrayItem.Get(context + "/sampler", this._gltf.samplers, texture.sampler));
        var samplerData = this._loadSampler("/samplers/" + sampler.index, sampler);
        var image = ArrayItem.Get(context + "/source", this._gltf.images, texture.source);
        var url = null;
        if (image.uri) {
            if (babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Tools"].IsBase64(image.uri)) {
                url = image.uri;
            }
            else if (this._babylonScene.getEngine().textureFormatInUse) {
                // If an image uri and a texture format is set like (eg. KTX) load from url instead of blob to support texture format and fallback
                url = this._rootUrl + image.uri;
            }
        }
        var deferred = new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Deferred"]();
        this._babylonScene._blockEntityCollection = this._forAssetContainer;
        var babylonTexture = new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Texture"](url, this._babylonScene, samplerData.noMipMaps, false, samplerData.samplingMode, function () {
            if (!_this._disposed) {
                deferred.resolve();
            }
        }, function (message, exception) {
            if (!_this._disposed) {
                deferred.reject(new Error(context + ": " + ((exception && exception.message) ? exception.message : message || "Failed to load texture")));
            }
        }, undefined, undefined, undefined, image.mimeType);
        this._babylonScene._blockEntityCollection = false;
        promises.push(deferred.promise);
        if (!url) {
            promises.push(this.loadImageAsync("/images/" + image.index, image).then(function (data) {
                var name = image.uri || _this._fileName + "#image" + image.index;
                var dataUrl = "data:" + _this._uniqueRootUrl + name;
                babylonTexture.updateURL(dataUrl, data);
            }));
        }
        babylonTexture.wrapU = samplerData.wrapU;
        babylonTexture.wrapV = samplerData.wrapV;
        assign(babylonTexture);
        this.logClose();
        return Promise.all(promises).then(function () {
            return babylonTexture;
        });
    };
    GLTFLoader.prototype._loadSampler = function (context, sampler) {
        if (!sampler._data) {
            sampler._data = {
                noMipMaps: (sampler.minFilter === 9728 /* NEAREST */ || sampler.minFilter === 9729 /* LINEAR */),
                samplingMode: GLTFLoader._GetTextureSamplingMode(context, sampler),
                wrapU: GLTFLoader._GetTextureWrapMode(context + "/wrapS", sampler.wrapS),
                wrapV: GLTFLoader._GetTextureWrapMode(context + "/wrapT", sampler.wrapT)
            };
        }
        return sampler._data;
    };
    /**
     * Loads a glTF image.
     * @param context The context when loading the asset
     * @param image The glTF image property
     * @returns A promise that resolves with the loaded data when the load is complete
     */
    GLTFLoader.prototype.loadImageAsync = function (context, image) {
        if (!image._data) {
            this.logOpen(context + " " + (image.name || ""));
            if (image.uri) {
                image._data = this.loadUriAsync(context + "/uri", image, image.uri);
            }
            else {
                var bufferView = ArrayItem.Get(context + "/bufferView", this._gltf.bufferViews, image.bufferView);
                image._data = this.loadBufferViewAsync("/bufferViews/" + bufferView.index, bufferView);
            }
            this.logClose();
        }
        return image._data;
    };
    /**
     * Loads a glTF uri.
     * @param context The context when loading the asset
     * @param property The glTF property associated with the uri
     * @param uri The base64 or relative uri
     * @returns A promise that resolves with the loaded data when the load is complete
     */
    GLTFLoader.prototype.loadUriAsync = function (context, property, uri) {
        var _this = this;
        var extensionPromise = this._extensionsLoadUriAsync(context, property, uri);
        if (extensionPromise) {
            return extensionPromise;
        }
        if (!GLTFLoader._ValidateUri(uri)) {
            throw new Error(context + ": '" + uri + "' is invalid");
        }
        if (babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Tools"].IsBase64(uri)) {
            var data = new Uint8Array(babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Tools"].DecodeBase64(uri));
            this.log("Decoded " + uri.substr(0, 64) + "... (" + data.length + " bytes)");
            return Promise.resolve(data);
        }
        this.log("Loading " + uri);
        return this._parent.preprocessUrlAsync(this._rootUrl + uri).then(function (url) {
            return new Promise(function (resolve, reject) {
                if (!_this._disposed) {
                    var request_1 = babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Tools"].LoadFile(url, function (fileData) {
                        if (!_this._disposed) {
                            var data = new Uint8Array(fileData);
                            _this.log("Loaded " + uri + " (" + data.length + " bytes)");
                            resolve(data);
                        }
                    }, function (event) {
                        if (!_this._disposed) {
                            if (request_1) {
                                request_1._lengthComputable = event.lengthComputable;
                                request_1._loaded = event.loaded;
                                request_1._total = event.total;
                            }
                            if (_this._state === _glTFFileLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderState"].LOADING) {
                                try {
                                    _this._onProgress();
                                }
                                catch (e) {
                                    reject(e);
                                }
                            }
                        }
                    }, _this._babylonScene.offlineProvider, true, function (request, exception) {
                        if (!_this._disposed) {
                            reject(new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["LoadFileError"](context + ": Failed to load '" + uri + "'" + (request ? ": " + request.status + " " + request.statusText : ""), request));
                        }
                    });
                    _this._requests.push(request_1);
                }
            });
        });
    };
    GLTFLoader.prototype._onProgress = function () {
        if (!this._progressCallback) {
            return;
        }
        var lengthComputable = true;
        var loaded = 0;
        var total = 0;
        for (var _i = 0, _a = this._requests; _i < _a.length; _i++) {
            var request = _a[_i];
            if (request._lengthComputable === undefined || request._loaded === undefined || request._total === undefined) {
                return;
            }
            lengthComputable = lengthComputable && request._lengthComputable;
            loaded += request._loaded;
            total += request._total;
        }
        this._progressCallback(new babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["SceneLoaderProgressEvent"](lengthComputable, loaded, lengthComputable ? total : 0));
    };
    /**
     * Adds a JSON pointer to the metadata of the Babylon object at `<object>.metadata.gltf.pointers`.
     * @param babylonObject the Babylon object with metadata
     * @param pointer the JSON pointer
     */
    GLTFLoader.AddPointerMetadata = function (babylonObject, pointer) {
        var metadata = (babylonObject.metadata = babylonObject.metadata || {});
        var gltf = (metadata.gltf = metadata.gltf || {});
        var pointers = (gltf.pointers = gltf.pointers || []);
        pointers.push(pointer);
    };
    GLTFLoader._GetTextureWrapMode = function (context, mode) {
        // Set defaults if undefined
        mode = mode == undefined ? 10497 /* REPEAT */ : mode;
        switch (mode) {
            case 33071 /* CLAMP_TO_EDGE */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Texture"].CLAMP_ADDRESSMODE;
            case 33648 /* MIRRORED_REPEAT */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Texture"].MIRROR_ADDRESSMODE;
            case 10497 /* REPEAT */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Texture"].WRAP_ADDRESSMODE;
            default:
                babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Logger"].Warn(context + ": Invalid value (" + mode + ")");
                return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Texture"].WRAP_ADDRESSMODE;
        }
    };
    GLTFLoader._GetTextureSamplingMode = function (context, sampler) {
        // Set defaults if undefined
        var magFilter = sampler.magFilter == undefined ? 9729 /* LINEAR */ : sampler.magFilter;
        var minFilter = sampler.minFilter == undefined ? 9987 /* LINEAR_MIPMAP_LINEAR */ : sampler.minFilter;
        if (magFilter === 9729 /* LINEAR */) {
            switch (minFilter) {
                case 9728 /* NEAREST */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Texture"].LINEAR_NEAREST;
                case 9729 /* LINEAR */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Texture"].LINEAR_LINEAR;
                case 9984 /* NEAREST_MIPMAP_NEAREST */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Texture"].LINEAR_NEAREST_MIPNEAREST;
                case 9985 /* LINEAR_MIPMAP_NEAREST */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Texture"].LINEAR_LINEAR_MIPNEAREST;
                case 9986 /* NEAREST_MIPMAP_LINEAR */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Texture"].LINEAR_NEAREST_MIPLINEAR;
                case 9987 /* LINEAR_MIPMAP_LINEAR */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Texture"].LINEAR_LINEAR_MIPLINEAR;
                default:
                    babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Logger"].Warn(context + "/minFilter: Invalid value (" + minFilter + ")");
                    return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Texture"].LINEAR_LINEAR_MIPLINEAR;
            }
        }
        else {
            if (magFilter !== 9728 /* NEAREST */) {
                babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Logger"].Warn(context + "/magFilter: Invalid value (" + magFilter + ")");
            }
            switch (minFilter) {
                case 9728 /* NEAREST */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Texture"].NEAREST_NEAREST;
                case 9729 /* LINEAR */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Texture"].NEAREST_LINEAR;
                case 9984 /* NEAREST_MIPMAP_NEAREST */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Texture"].NEAREST_NEAREST_MIPNEAREST;
                case 9985 /* LINEAR_MIPMAP_NEAREST */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Texture"].NEAREST_LINEAR_MIPNEAREST;
                case 9986 /* NEAREST_MIPMAP_LINEAR */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Texture"].NEAREST_NEAREST_MIPLINEAR;
                case 9987 /* LINEAR_MIPMAP_LINEAR */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Texture"].NEAREST_LINEAR_MIPLINEAR;
                default:
                    babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Logger"].Warn(context + "/minFilter: Invalid value (" + minFilter + ")");
                    return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Texture"].NEAREST_NEAREST_MIPNEAREST;
            }
        }
    };
    GLTFLoader._GetTypedArrayConstructor = function (context, componentType) {
        switch (componentType) {
            case 5120 /* BYTE */: return Int8Array;
            case 5121 /* UNSIGNED_BYTE */: return Uint8Array;
            case 5122 /* SHORT */: return Int16Array;
            case 5123 /* UNSIGNED_SHORT */: return Uint16Array;
            case 5125 /* UNSIGNED_INT */: return Uint32Array;
            case 5126 /* FLOAT */: return Float32Array;
            default: throw new Error(context + ": Invalid component type " + componentType);
        }
    };
    GLTFLoader._GetTypedArray = function (context, componentType, bufferView, byteOffset, length) {
        var buffer = bufferView.buffer;
        byteOffset = bufferView.byteOffset + (byteOffset || 0);
        var constructor = GLTFLoader._GetTypedArrayConstructor(context + "/componentType", componentType);
        try {
            return new constructor(buffer, byteOffset, length);
        }
        catch (e) {
            throw new Error(context + ": " + e);
        }
    };
    GLTFLoader._GetNumComponents = function (context, type) {
        switch (type) {
            case "SCALAR": return 1;
            case "VEC2": return 2;
            case "VEC3": return 3;
            case "VEC4": return 4;
            case "MAT2": return 4;
            case "MAT3": return 9;
            case "MAT4": return 16;
        }
        throw new Error(context + ": Invalid type (" + type + ")");
    };
    GLTFLoader._ValidateUri = function (uri) {
        return (babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Tools"].IsBase64(uri) || uri.indexOf("..") === -1);
    };
    GLTFLoader._GetDrawMode = function (context, mode) {
        if (mode == undefined) {
            mode = 4 /* TRIANGLES */;
        }
        switch (mode) {
            case 0 /* POINTS */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Material"].PointListDrawMode;
            case 1 /* LINES */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Material"].LineListDrawMode;
            case 2 /* LINE_LOOP */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Material"].LineLoopDrawMode;
            case 3 /* LINE_STRIP */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Material"].LineStripDrawMode;
            case 4 /* TRIANGLES */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Material"].TriangleFillMode;
            case 5 /* TRIANGLE_STRIP */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Material"].TriangleStripDrawMode;
            case 6 /* TRIANGLE_FAN */: return babylonjs_Misc_deferred__WEBPACK_IMPORTED_MODULE_0__["Material"].TriangleFanDrawMode;
        }
        throw new Error(context + ": Invalid mesh primitive mode (" + mode + ")");
    };
    GLTFLoader.prototype._compileMaterialsAsync = function () {
        var _this = this;
        this._parent._startPerformanceCounter("Compile materials");
        var promises = new Array();
        if (this._gltf.materials) {
            for (var _i = 0, _a = this._gltf.materials; _i < _a.length; _i++) {
                var material = _a[_i];
                if (material._data) {
                    for (var babylonDrawMode in material._data) {
                        var babylonData = material._data[babylonDrawMode];
                        for (var _b = 0, _c = babylonData.babylonMeshes; _b < _c.length; _b++) {
                            var babylonMesh = _c[_b];
                            // Ensure nonUniformScaling is set if necessary.
                            babylonMesh.computeWorldMatrix(true);
                            var babylonMaterial = babylonData.babylonMaterial;
                            promises.push(babylonMaterial.forceCompilationAsync(babylonMesh));
                            promises.push(babylonMaterial.forceCompilationAsync(babylonMesh, { useInstances: true }));
                            if (this._parent.useClipPlane) {
                                promises.push(babylonMaterial.forceCompilationAsync(babylonMesh, { clipPlane: true }));
                                promises.push(babylonMaterial.forceCompilationAsync(babylonMesh, { clipPlane: true, useInstances: true }));
                            }
                        }
                    }
                }
            }
        }
        return Promise.all(promises).then(function () {
            _this._parent._endPerformanceCounter("Compile materials");
        });
    };
    GLTFLoader.prototype._compileShadowGeneratorsAsync = function () {
        var _this = this;
        this._parent._startPerformanceCounter("Compile shadow generators");
        var promises = new Array();
        var lights = this._babylonScene.lights;
        for (var _i = 0, lights_1 = lights; _i < lights_1.length; _i++) {
            var light = lights_1[_i];
            var generator = light.getShadowGenerator();
            if (generator) {
                promises.push(generator.forceCompilationAsync());
            }
        }
        return Promise.all(promises).then(function () {
            _this._parent._endPerformanceCounter("Compile shadow generators");
        });
    };
    GLTFLoader.prototype._forEachExtensions = function (action) {
        for (var _i = 0, _a = this._extensions; _i < _a.length; _i++) {
            var extension = _a[_i];
            if (extension.enabled) {
                action(extension);
            }
        }
    };
    GLTFLoader.prototype._applyExtensions = function (property, functionName, actionAsync) {
        for (var _i = 0, _a = this._extensions; _i < _a.length; _i++) {
            var extension = _a[_i];
            if (extension.enabled) {
                var id = extension.name + "." + functionName;
                var loaderProperty = property;
                loaderProperty._activeLoaderExtensionFunctions = loaderProperty._activeLoaderExtensionFunctions || {};
                var activeLoaderExtensionFunctions = loaderProperty._activeLoaderExtensionFunctions;
                if (!activeLoaderExtensionFunctions[id]) {
                    activeLoaderExtensionFunctions[id] = true;
                    try {
                        var result = actionAsync(extension);
                        if (result) {
                            return result;
                        }
                    }
                    finally {
                        delete activeLoaderExtensionFunctions[id];
                    }
                }
            }
        }
        return null;
    };
    GLTFLoader.prototype._extensionsOnLoading = function () {
        this._forEachExtensions(function (extension) { return extension.onLoading && extension.onLoading(); });
    };
    GLTFLoader.prototype._extensionsOnReady = function () {
        this._forEachExtensions(function (extension) { return extension.onReady && extension.onReady(); });
    };
    GLTFLoader.prototype._extensionsLoadSceneAsync = function (context, scene) {
        return this._applyExtensions(scene, "loadScene", function (extension) { return extension.loadSceneAsync && extension.loadSceneAsync(context, scene); });
    };
    GLTFLoader.prototype._extensionsLoadNodeAsync = function (context, node, assign) {
        return this._applyExtensions(node, "loadNode", function (extension) { return extension.loadNodeAsync && extension.loadNodeAsync(context, node, assign); });
    };
    GLTFLoader.prototype._extensionsLoadCameraAsync = function (context, camera, assign) {
        return this._applyExtensions(camera, "loadCamera", function (extension) { return extension.loadCameraAsync && extension.loadCameraAsync(context, camera, assign); });
    };
    GLTFLoader.prototype._extensionsLoadVertexDataAsync = function (context, primitive, babylonMesh) {
        return this._applyExtensions(primitive, "loadVertexData", function (extension) { return extension._loadVertexDataAsync && extension._loadVertexDataAsync(context, primitive, babylonMesh); });
    };
    GLTFLoader.prototype._extensionsLoadMeshPrimitiveAsync = function (context, name, node, mesh, primitive, assign) {
        return this._applyExtensions(primitive, "loadMeshPrimitive", function (extension) { return extension._loadMeshPrimitiveAsync && extension._loadMeshPrimitiveAsync(context, name, node, mesh, primitive, assign); });
    };
    GLTFLoader.prototype._extensionsLoadMaterialAsync = function (context, material, babylonMesh, babylonDrawMode, assign) {
        return this._applyExtensions(material, "loadMaterial", function (extension) { return extension._loadMaterialAsync && extension._loadMaterialAsync(context, material, babylonMesh, babylonDrawMode, assign); });
    };
    GLTFLoader.prototype._extensionsCreateMaterial = function (context, material, babylonDrawMode) {
        return this._applyExtensions(material, "createMaterial", function (extension) { return extension.createMaterial && extension.createMaterial(context, material, babylonDrawMode); });
    };
    GLTFLoader.prototype._extensionsLoadMaterialPropertiesAsync = function (context, material, babylonMaterial) {
        return this._applyExtensions(material, "loadMaterialProperties", function (extension) { return extension.loadMaterialPropertiesAsync && extension.loadMaterialPropertiesAsync(context, material, babylonMaterial); });
    };
    GLTFLoader.prototype._extensionsLoadTextureInfoAsync = function (context, textureInfo, assign) {
        return this._applyExtensions(textureInfo, "loadTextureInfo", function (extension) { return extension.loadTextureInfoAsync && extension.loadTextureInfoAsync(context, textureInfo, assign); });
    };
    GLTFLoader.prototype._extensionsLoadAnimationAsync = function (context, animation) {
        return this._applyExtensions(animation, "loadAnimation", function (extension) { return extension.loadAnimationAsync && extension.loadAnimationAsync(context, animation); });
    };
    GLTFLoader.prototype._extensionsLoadSkinAsync = function (context, node, skin) {
        return this._applyExtensions(skin, "loadSkin", function (extension) { return extension._loadSkinAsync && extension._loadSkinAsync(context, node, skin); });
    };
    GLTFLoader.prototype._extensionsLoadUriAsync = function (context, property, uri) {
        return this._applyExtensions(property, "loadUri", function (extension) { return extension._loadUriAsync && extension._loadUriAsync(context, property, uri); });
    };
    GLTFLoader.prototype._extensionsLoadBufferViewAsync = function (context, bufferView) {
        return this._applyExtensions(bufferView, "loadBufferView", function (extension) { return extension.loadBufferViewAsync && extension.loadBufferViewAsync(context, bufferView); });
    };
    GLTFLoader.prototype._extensionsLoadBufferAsync = function (context, buffer, byteOffset, byteLength) {
        return this._applyExtensions(buffer, "loadBuffer", function (extension) { return extension.loadBufferAsync && extension.loadBufferAsync(context, buffer, byteOffset, byteLength); });
    };
    /**
     * Helper method called by a loader extension to load an glTF extension.
     * @param context The context when loading the asset
     * @param property The glTF property to load the extension from
     * @param extensionName The name of the extension to load
     * @param actionAsync The action to run
     * @returns The promise returned by actionAsync or null if the extension does not exist
     */
    GLTFLoader.LoadExtensionAsync = function (context, property, extensionName, actionAsync) {
        if (!property.extensions) {
            return null;
        }
        var extensions = property.extensions;
        var extension = extensions[extensionName];
        if (!extension) {
            return null;
        }
        return actionAsync(context + "/extensions/" + extensionName, extension);
    };
    /**
     * Helper method called by a loader extension to load a glTF extra.
     * @param context The context when loading the asset
     * @param property The glTF property to load the extra from
     * @param extensionName The name of the extension to load
     * @param actionAsync The action to run
     * @returns The promise returned by actionAsync or null if the extra does not exist
     */
    GLTFLoader.LoadExtraAsync = function (context, property, extensionName, actionAsync) {
        if (!property.extras) {
            return null;
        }
        var extras = property.extras;
        var extra = extras[extensionName];
        if (!extra) {
            return null;
        }
        return actionAsync(context + "/extras/" + extensionName, extra);
    };
    /**
     * Checks for presence of an extension.
     * @param name The name of the extension to check
     * @returns A boolean indicating the presence of the given extension name in `extensionsUsed`
     */
    GLTFLoader.prototype.isExtensionUsed = function (name) {
        return !!this._gltf.extensionsUsed && this._gltf.extensionsUsed.indexOf(name) !== -1;
    };
    /**
     * Increments the indentation level and logs a message.
     * @param message The message to log
     */
    GLTFLoader.prototype.logOpen = function (message) {
        this._parent._logOpen(message);
    };
    /**
     * Decrements the indentation level.
     */
    GLTFLoader.prototype.logClose = function () {
        this._parent._logClose();
    };
    /**
     * Logs a message
     * @param message The message to log
     */
    GLTFLoader.prototype.log = function (message) {
        this._parent._log(message);
    };
    /**
     * Starts a performance counter.
     * @param counterName The name of the performance counter
     */
    GLTFLoader.prototype.startPerformanceCounter = function (counterName) {
        this._parent._startPerformanceCounter(counterName);
    };
    /**
     * Ends a performance counter.
     * @param counterName The name of the performance counter
     */
    GLTFLoader.prototype.endPerformanceCounter = function (counterName) {
        this._parent._endPerformanceCounter(counterName);
    };
    GLTFLoader._DefaultSampler = { index: -1 };
    GLTFLoader._RegisteredExtensions = {};
    return GLTFLoader;
}());

_glTFFileLoader__WEBPACK_IMPORTED_MODULE_1__["GLTFFileLoader"]._CreateGLTF2Loader = function (parent) { return new GLTFLoader(parent); };


/***/ }),

/***/ "./glTF/2.0/glTFLoaderInterfaces.ts":
/*!******************************************!*\
  !*** ./glTF/2.0/glTFLoaderInterfaces.ts ***!
  \******************************************/
/*! no static exports found */
/***/ (function(module, exports) {



/***/ }),

/***/ "./glTF/2.0/index.ts":
/*!***************************!*\
  !*** ./glTF/2.0/index.ts ***!
  \***************************/
/*! exports provided: ArrayItem, GLTFLoader, EXT_lights_image_based, KHR_draco_mesh_compression, KHR_lights, KHR_materials_pbrSpecularGlossiness, KHR_materials_unlit, KHR_materials_clearcoat, KHR_materials_sheen, KHR_materials_specular, KHR_mesh_quantization, KHR_texture_transform, MSFT_audio_emitter, MSFT_lod, MSFT_minecraftMesh, MSFT_sRGBFactors, ExtrasAsMetadata */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony import */ var _glTFLoader__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./glTFLoader */ "./glTF/2.0/glTFLoader.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "ArrayItem", function() { return _glTFLoader__WEBPACK_IMPORTED_MODULE_0__["ArrayItem"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFLoader", function() { return _glTFLoader__WEBPACK_IMPORTED_MODULE_0__["GLTFLoader"]; });

/* harmony import */ var _Extensions__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./Extensions */ "./glTF/2.0/Extensions/index.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "EXT_lights_image_based", function() { return _Extensions__WEBPACK_IMPORTED_MODULE_1__["EXT_lights_image_based"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "KHR_draco_mesh_compression", function() { return _Extensions__WEBPACK_IMPORTED_MODULE_1__["KHR_draco_mesh_compression"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "KHR_lights", function() { return _Extensions__WEBPACK_IMPORTED_MODULE_1__["KHR_lights"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "KHR_materials_pbrSpecularGlossiness", function() { return _Extensions__WEBPACK_IMPORTED_MODULE_1__["KHR_materials_pbrSpecularGlossiness"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "KHR_materials_unlit", function() { return _Extensions__WEBPACK_IMPORTED_MODULE_1__["KHR_materials_unlit"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "KHR_materials_clearcoat", function() { return _Extensions__WEBPACK_IMPORTED_MODULE_1__["KHR_materials_clearcoat"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "KHR_materials_sheen", function() { return _Extensions__WEBPACK_IMPORTED_MODULE_1__["KHR_materials_sheen"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "KHR_materials_specular", function() { return _Extensions__WEBPACK_IMPORTED_MODULE_1__["KHR_materials_specular"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "KHR_mesh_quantization", function() { return _Extensions__WEBPACK_IMPORTED_MODULE_1__["KHR_mesh_quantization"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "KHR_texture_transform", function() { return _Extensions__WEBPACK_IMPORTED_MODULE_1__["KHR_texture_transform"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "MSFT_audio_emitter", function() { return _Extensions__WEBPACK_IMPORTED_MODULE_1__["MSFT_audio_emitter"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "MSFT_lod", function() { return _Extensions__WEBPACK_IMPORTED_MODULE_1__["MSFT_lod"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "MSFT_minecraftMesh", function() { return _Extensions__WEBPACK_IMPORTED_MODULE_1__["MSFT_minecraftMesh"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "MSFT_sRGBFactors", function() { return _Extensions__WEBPACK_IMPORTED_MODULE_1__["MSFT_sRGBFactors"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "ExtrasAsMetadata", function() { return _Extensions__WEBPACK_IMPORTED_MODULE_1__["ExtrasAsMetadata"]; });





/***/ }),

/***/ "./glTF/glTFFileLoader.ts":
/*!********************************!*\
  !*** ./glTF/glTFFileLoader.ts ***!
  \********************************/
/*! exports provided: GLTFLoaderCoordinateSystemMode, GLTFLoaderAnimationStartMode, GLTFLoaderState, GLTFFileLoader */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "GLTFLoaderCoordinateSystemMode", function() { return GLTFLoaderCoordinateSystemMode; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "GLTFLoaderAnimationStartMode", function() { return GLTFLoaderAnimationStartMode; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "GLTFLoaderState", function() { return GLTFLoaderState; });
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "GLTFFileLoader", function() { return GLTFFileLoader; });
/* harmony import */ var babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! babylonjs/Misc/observable */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__);
/* harmony import */ var _glTFValidation__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./glTFValidation */ "./glTF/glTFValidation.ts");







/**
 * Mode that determines the coordinate system to use.
 */
var GLTFLoaderCoordinateSystemMode;
(function (GLTFLoaderCoordinateSystemMode) {
    /**
     * Automatically convert the glTF right-handed data to the appropriate system based on the current coordinate system mode of the scene.
     */
    GLTFLoaderCoordinateSystemMode[GLTFLoaderCoordinateSystemMode["AUTO"] = 0] = "AUTO";
    /**
     * Sets the useRightHandedSystem flag on the scene.
     */
    GLTFLoaderCoordinateSystemMode[GLTFLoaderCoordinateSystemMode["FORCE_RIGHT_HANDED"] = 1] = "FORCE_RIGHT_HANDED";
})(GLTFLoaderCoordinateSystemMode || (GLTFLoaderCoordinateSystemMode = {}));
/**
 * Mode that determines what animations will start.
 */
var GLTFLoaderAnimationStartMode;
(function (GLTFLoaderAnimationStartMode) {
    /**
     * No animation will start.
     */
    GLTFLoaderAnimationStartMode[GLTFLoaderAnimationStartMode["NONE"] = 0] = "NONE";
    /**
     * The first animation will start.
     */
    GLTFLoaderAnimationStartMode[GLTFLoaderAnimationStartMode["FIRST"] = 1] = "FIRST";
    /**
     * All animations will start.
     */
    GLTFLoaderAnimationStartMode[GLTFLoaderAnimationStartMode["ALL"] = 2] = "ALL";
})(GLTFLoaderAnimationStartMode || (GLTFLoaderAnimationStartMode = {}));
/**
 * Loader state.
 */
var GLTFLoaderState;
(function (GLTFLoaderState) {
    /**
     * The asset is loading.
     */
    GLTFLoaderState[GLTFLoaderState["LOADING"] = 0] = "LOADING";
    /**
     * The asset is ready for rendering.
     */
    GLTFLoaderState[GLTFLoaderState["READY"] = 1] = "READY";
    /**
     * The asset is completely loaded.
     */
    GLTFLoaderState[GLTFLoaderState["COMPLETE"] = 2] = "COMPLETE";
})(GLTFLoaderState || (GLTFLoaderState = {}));
/**
 * File loader for loading glTF files into a scene.
 */
var GLTFFileLoader = /** @class */ (function () {
    function GLTFFileLoader() {
        // --------------
        // Common options
        // --------------
        /**
         * Raised when the asset has been parsed
         */
        this.onParsedObservable = new babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Observable"]();
        // ----------
        // V2 options
        // ----------
        /**
         * The coordinate system mode. Defaults to AUTO.
         */
        this.coordinateSystemMode = GLTFLoaderCoordinateSystemMode.AUTO;
        /**
        * The animation start mode. Defaults to FIRST.
        */
        this.animationStartMode = GLTFLoaderAnimationStartMode.FIRST;
        /**
         * Defines if the loader should compile materials before raising the success callback. Defaults to false.
         */
        this.compileMaterials = false;
        /**
         * Defines if the loader should also compile materials with clip planes. Defaults to false.
         */
        this.useClipPlane = false;
        /**
         * Defines if the loader should compile shadow generators before raising the success callback. Defaults to false.
         */
        this.compileShadowGenerators = false;
        /**
         * Defines if the Alpha blended materials are only applied as coverage.
         * If false, (default) The luminance of each pixel will reduce its opacity to simulate the behaviour of most physical materials.
         * If true, no extra effects are applied to transparent pixels.
         */
        this.transparencyAsCoverage = false;
        /**
         * Defines if the loader should use range requests when load binary glTF files from HTTP.
         * Enabling will disable offline support and glTF validator.
         * Defaults to false.
         */
        this.useRangeRequests = false;
        /**
         * Defines if the loader should create instances when multiple glTF nodes point to the same glTF mesh. Defaults to true.
         */
        this.createInstances = true;
        /**
         * Function called before loading a url referenced by the asset.
         */
        this.preprocessUrlAsync = function (url) { return Promise.resolve(url); };
        /**
         * Observable raised when the loader creates a mesh after parsing the glTF properties of the mesh.
         */
        this.onMeshLoadedObservable = new babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Observable"]();
        /**
         * Observable raised when the loader creates a texture after parsing the glTF properties of the texture.
         */
        this.onTextureLoadedObservable = new babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Observable"]();
        /**
         * Observable raised when the loader creates a material after parsing the glTF properties of the material.
         */
        this.onMaterialLoadedObservable = new babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Observable"]();
        /**
         * Observable raised when the loader creates a camera after parsing the glTF properties of the camera.
         */
        this.onCameraLoadedObservable = new babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Observable"]();
        /**
         * Observable raised when the asset is completely loaded, immediately before the loader is disposed.
         * For assets with LODs, raised when all of the LODs are complete.
         * For assets without LODs, raised when the model is complete, immediately after the loader resolves the returned promise.
         */
        this.onCompleteObservable = new babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Observable"]();
        /**
         * Observable raised when an error occurs.
         */
        this.onErrorObservable = new babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Observable"]();
        /**
         * Observable raised after the loader is disposed.
         */
        this.onDisposeObservable = new babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Observable"]();
        /**
         * Observable raised after a loader extension is created.
         * Set additional options for a loader extension in this event.
         */
        this.onExtensionLoadedObservable = new babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Observable"]();
        /**
         * Defines if the loader should validate the asset.
         */
        this.validate = false;
        /**
         * Observable raised after validation when validate is set to true. The event data is the result of the validation.
         */
        this.onValidatedObservable = new babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Observable"]();
        this._loader = null;
        /**
         * Name of the loader ("gltf")
         */
        this.name = "gltf";
        /** @hidden */
        this.extensions = {
            ".gltf": { isBinary: false },
            ".glb": { isBinary: true }
        };
        this._logIndentLevel = 0;
        this._loggingEnabled = false;
        /** @hidden */
        this._log = this._logDisabled;
        this._capturePerformanceCounters = false;
        /** @hidden */
        this._startPerformanceCounter = this._startPerformanceCounterDisabled;
        /** @hidden */
        this._endPerformanceCounter = this._endPerformanceCounterDisabled;
    }
    Object.defineProperty(GLTFFileLoader.prototype, "onParsed", {
        /**
         * Raised when the asset has been parsed
         */
        set: function (callback) {
            if (this._onParsedObserver) {
                this.onParsedObservable.remove(this._onParsedObserver);
            }
            this._onParsedObserver = this.onParsedObservable.add(callback);
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(GLTFFileLoader.prototype, "onMeshLoaded", {
        /**
         * Callback raised when the loader creates a mesh after parsing the glTF properties of the mesh.
         */
        set: function (callback) {
            if (this._onMeshLoadedObserver) {
                this.onMeshLoadedObservable.remove(this._onMeshLoadedObserver);
            }
            this._onMeshLoadedObserver = this.onMeshLoadedObservable.add(callback);
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(GLTFFileLoader.prototype, "onTextureLoaded", {
        /**
         * Callback raised when the loader creates a texture after parsing the glTF properties of the texture.
         */
        set: function (callback) {
            if (this._onTextureLoadedObserver) {
                this.onTextureLoadedObservable.remove(this._onTextureLoadedObserver);
            }
            this._onTextureLoadedObserver = this.onTextureLoadedObservable.add(callback);
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(GLTFFileLoader.prototype, "onMaterialLoaded", {
        /**
         * Callback raised when the loader creates a material after parsing the glTF properties of the material.
         */
        set: function (callback) {
            if (this._onMaterialLoadedObserver) {
                this.onMaterialLoadedObservable.remove(this._onMaterialLoadedObserver);
            }
            this._onMaterialLoadedObserver = this.onMaterialLoadedObservable.add(callback);
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(GLTFFileLoader.prototype, "onCameraLoaded", {
        /**
         * Callback raised when the loader creates a camera after parsing the glTF properties of the camera.
         */
        set: function (callback) {
            if (this._onCameraLoadedObserver) {
                this.onCameraLoadedObservable.remove(this._onCameraLoadedObserver);
            }
            this._onCameraLoadedObserver = this.onCameraLoadedObservable.add(callback);
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(GLTFFileLoader.prototype, "onComplete", {
        /**
         * Callback raised when the asset is completely loaded, immediately before the loader is disposed.
         * For assets with LODs, raised when all of the LODs are complete.
         * For assets without LODs, raised when the model is complete, immediately after the loader resolves the returned promise.
         */
        set: function (callback) {
            if (this._onCompleteObserver) {
                this.onCompleteObservable.remove(this._onCompleteObserver);
            }
            this._onCompleteObserver = this.onCompleteObservable.add(callback);
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(GLTFFileLoader.prototype, "onError", {
        /**
         * Callback raised when an error occurs.
         */
        set: function (callback) {
            if (this._onErrorObserver) {
                this.onErrorObservable.remove(this._onErrorObserver);
            }
            this._onErrorObserver = this.onErrorObservable.add(callback);
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(GLTFFileLoader.prototype, "onDispose", {
        /**
         * Callback raised after the loader is disposed.
         */
        set: function (callback) {
            if (this._onDisposeObserver) {
                this.onDisposeObservable.remove(this._onDisposeObserver);
            }
            this._onDisposeObserver = this.onDisposeObservable.add(callback);
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(GLTFFileLoader.prototype, "onExtensionLoaded", {
        /**
         * Callback raised after a loader extension is created.
         */
        set: function (callback) {
            if (this._onExtensionLoadedObserver) {
                this.onExtensionLoadedObservable.remove(this._onExtensionLoadedObserver);
            }
            this._onExtensionLoadedObserver = this.onExtensionLoadedObservable.add(callback);
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(GLTFFileLoader.prototype, "loggingEnabled", {
        /**
         * Defines if the loader logging is enabled.
         */
        get: function () {
            return this._loggingEnabled;
        },
        set: function (value) {
            if (this._loggingEnabled === value) {
                return;
            }
            this._loggingEnabled = value;
            if (this._loggingEnabled) {
                this._log = this._logEnabled;
            }
            else {
                this._log = this._logDisabled;
            }
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(GLTFFileLoader.prototype, "capturePerformanceCounters", {
        /**
         * Defines if the loader should capture performance counters.
         */
        get: function () {
            return this._capturePerformanceCounters;
        },
        set: function (value) {
            if (this._capturePerformanceCounters === value) {
                return;
            }
            this._capturePerformanceCounters = value;
            if (this._capturePerformanceCounters) {
                this._startPerformanceCounter = this._startPerformanceCounterEnabled;
                this._endPerformanceCounter = this._endPerformanceCounterEnabled;
            }
            else {
                this._startPerformanceCounter = this._startPerformanceCounterDisabled;
                this._endPerformanceCounter = this._endPerformanceCounterDisabled;
            }
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(GLTFFileLoader.prototype, "onValidated", {
        /**
         * Callback raised after a loader extension is created.
         */
        set: function (callback) {
            if (this._onValidatedObserver) {
                this.onValidatedObservable.remove(this._onValidatedObserver);
            }
            this._onValidatedObserver = this.onValidatedObservable.add(callback);
        },
        enumerable: true,
        configurable: true
    });
    /**
     * Disposes the loader, releases resources during load, and cancels any outstanding requests.
     */
    GLTFFileLoader.prototype.dispose = function () {
        if (this._loader) {
            this._loader.dispose();
            this._loader = null;
        }
        this._clear();
        this.onDisposeObservable.notifyObservers(undefined);
        this.onDisposeObservable.clear();
    };
    /** @hidden */
    GLTFFileLoader.prototype._clear = function () {
        this.preprocessUrlAsync = function (url) { return Promise.resolve(url); };
        this.onMeshLoadedObservable.clear();
        this.onTextureLoadedObservable.clear();
        this.onMaterialLoadedObservable.clear();
        this.onCameraLoadedObservable.clear();
        this.onCompleteObservable.clear();
        this.onExtensionLoadedObservable.clear();
    };
    /** @hidden */
    GLTFFileLoader.prototype.requestFile = function (scene, url, onSuccess, onProgress, useArrayBuffer, onError) {
        var _this = this;
        if (useArrayBuffer) {
            if (this.useRangeRequests) {
                if (this.validate) {
                    babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Logger"].Warn("glTF validation is not supported when range requests are enabled");
                }
                var fileRequests_1 = new Array();
                var aggregatedFileRequest_1 = {
                    abort: function () { return fileRequests_1.forEach(function (fileRequest) { return fileRequest.abort(); }); },
                    onCompleteObservable: new babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Observable"]()
                };
                var dataBuffer_1 = {
                    readAsync: function (byteOffset, byteLength) {
                        return new Promise(function (resolve, reject) {
                            fileRequests_1.push(scene._requestFile(url, function (data, webRequest) {
                                var contentRange = webRequest.getResponseHeader("Content-Range");
                                if (contentRange) {
                                    dataBuffer_1.byteLength = Number(contentRange.split("/")[1]);
                                }
                                resolve(new Uint8Array(data));
                            }, onProgress, true, true, function (error) {
                                reject(error);
                            }, function (webRequest) {
                                webRequest.setRequestHeader("Range", "bytes=" + byteOffset + "-" + (byteOffset + byteLength - 1));
                            }));
                        });
                    },
                    byteLength: 0
                };
                this._unpackBinaryAsync(new babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["DataReader"](dataBuffer_1)).then(function (loaderData) {
                    aggregatedFileRequest_1.onCompleteObservable.notifyObservers(aggregatedFileRequest_1);
                    onSuccess(loaderData);
                }, onError);
                return aggregatedFileRequest_1;
            }
            return scene._requestFile(url, function (data, request) {
                var arrayBuffer = data;
                _this._unpackBinaryAsync(new babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["DataReader"]({
                    readAsync: function (byteOffset, byteLength) { return Promise.resolve(new Uint8Array(arrayBuffer, byteOffset, byteLength)); },
                    byteLength: arrayBuffer.byteLength
                })).then(function (loaderData) {
                    onSuccess(loaderData, request);
                }, onError);
            }, onProgress, true, true, onError);
        }
        return scene._requestFile(url, function (data, response) {
            _this._validate(scene, data, babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Tools"].GetFolderPath(url), babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Tools"].GetFilename(url));
            onSuccess({ json: _this._parseJson(data) }, response);
        }, onProgress, true, false, onError);
    };
    /** @hidden */
    GLTFFileLoader.prototype.readFile = function (scene, file, onSuccess, onProgress, useArrayBuffer, onError) {
        var _this = this;
        return scene._readFile(file, function (data) {
            _this._validate(scene, data, "file:", file.name);
            if (useArrayBuffer) {
                var arrayBuffer_1 = data;
                _this._unpackBinaryAsync(new babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["DataReader"]({
                    readAsync: function (byteOffset, byteLength) { return Promise.resolve(new Uint8Array(arrayBuffer_1, byteOffset, byteLength)); },
                    byteLength: arrayBuffer_1.byteLength
                })).then(onSuccess, onError);
            }
            else {
                onSuccess({ json: _this._parseJson(data) });
            }
        }, onProgress, useArrayBuffer, onError);
    };
    /** @hidden */
    GLTFFileLoader.prototype.importMeshAsync = function (meshesNames, scene, data, rootUrl, onProgress, fileName) {
        var _this = this;
        return Promise.resolve().then(function () {
            _this.onParsedObservable.notifyObservers(data);
            _this.onParsedObservable.clear();
            _this._log("Loading " + (fileName || ""));
            _this._loader = _this._getLoader(data);
            return _this._loader.importMeshAsync(meshesNames, scene, false, data, rootUrl, onProgress, fileName);
        });
    };
    /** @hidden */
    GLTFFileLoader.prototype.loadAsync = function (scene, data, rootUrl, onProgress, fileName) {
        var _this = this;
        return Promise.resolve().then(function () {
            _this.onParsedObservable.notifyObservers(data);
            _this.onParsedObservable.clear();
            _this._log("Loading " + (fileName || ""));
            _this._loader = _this._getLoader(data);
            return _this._loader.loadAsync(scene, data, rootUrl, onProgress, fileName);
        });
    };
    /** @hidden */
    GLTFFileLoader.prototype.loadAssetContainerAsync = function (scene, data, rootUrl, onProgress, fileName) {
        var _this = this;
        return Promise.resolve().then(function () {
            _this.onParsedObservable.notifyObservers(data);
            _this.onParsedObservable.clear();
            _this._log("Loading " + (fileName || ""));
            _this._loader = _this._getLoader(data);
            // Get materials/textures when loading to add to container
            var materials = [];
            _this.onMaterialLoadedObservable.add(function (material) {
                materials.push(material);
            });
            var textures = [];
            _this.onTextureLoadedObservable.add(function (texture) {
                textures.push(texture);
            });
            return _this._loader.importMeshAsync(null, scene, true, data, rootUrl, onProgress, fileName).then(function (result) {
                var container = new babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["AssetContainer"](scene);
                Array.prototype.push.apply(container.meshes, result.meshes);
                Array.prototype.push.apply(container.particleSystems, result.particleSystems);
                Array.prototype.push.apply(container.skeletons, result.skeletons);
                Array.prototype.push.apply(container.animationGroups, result.animationGroups);
                Array.prototype.push.apply(container.materials, materials);
                Array.prototype.push.apply(container.textures, textures);
                Array.prototype.push.apply(container.lights, result.lights);
                Array.prototype.push.apply(container.transformNodes, result.transformNodes);
                return container;
            });
        });
    };
    /** @hidden */
    GLTFFileLoader.prototype.canDirectLoad = function (data) {
        return data.indexOf("asset") !== -1 && data.indexOf("version") !== -1;
    };
    /** @hidden */
    GLTFFileLoader.prototype.directLoad = function (scene, data) {
        this._validate(scene, data);
        return { json: this._parseJson(data) };
    };
    /** @hidden */
    GLTFFileLoader.prototype.createPlugin = function () {
        return new GLTFFileLoader();
    };
    Object.defineProperty(GLTFFileLoader.prototype, "loaderState", {
        /**
         * The loader state or null if the loader is not active.
         */
        get: function () {
            return this._loader ? this._loader.state : null;
        },
        enumerable: true,
        configurable: true
    });
    /**
     * Returns a promise that resolves when the asset is completely loaded.
     * @returns a promise that resolves when the asset is completely loaded.
     */
    GLTFFileLoader.prototype.whenCompleteAsync = function () {
        var _this = this;
        return new Promise(function (resolve, reject) {
            _this.onCompleteObservable.addOnce(function () {
                resolve();
            });
            _this.onErrorObservable.addOnce(function (reason) {
                reject(reason);
            });
        });
    };
    GLTFFileLoader.prototype._validate = function (scene, data, rootUrl, fileName) {
        var _this = this;
        if (rootUrl === void 0) { rootUrl = ""; }
        if (fileName === void 0) { fileName = ""; }
        if (!this.validate) {
            return;
        }
        this._startPerformanceCounter("Validate JSON");
        _glTFValidation__WEBPACK_IMPORTED_MODULE_1__["GLTFValidation"].ValidateAsync(data, rootUrl, fileName, function (uri) {
            return _this.preprocessUrlAsync(rootUrl + uri).then(function (url) { return scene._loadFileAsync(url, undefined, true, true); });
        }).then(function (result) {
            _this._endPerformanceCounter("Validate JSON");
            _this.onValidatedObservable.notifyObservers(result);
            _this.onValidatedObservable.clear();
        }, function (reason) {
            _this._endPerformanceCounter("Validate JSON");
            babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Tools"].Warn("Failed to validate: " + reason.message);
            _this.onValidatedObservable.clear();
        });
    };
    GLTFFileLoader.prototype._getLoader = function (loaderData) {
        var asset = loaderData.json.asset || {};
        this._log("Asset version: " + asset.version);
        asset.minVersion && this._log("Asset minimum version: " + asset.minVersion);
        asset.generator && this._log("Asset generator: " + asset.generator);
        var version = GLTFFileLoader._parseVersion(asset.version);
        if (!version) {
            throw new Error("Invalid version: " + asset.version);
        }
        if (asset.minVersion !== undefined) {
            var minVersion = GLTFFileLoader._parseVersion(asset.minVersion);
            if (!minVersion) {
                throw new Error("Invalid minimum version: " + asset.minVersion);
            }
            if (GLTFFileLoader._compareVersion(minVersion, { major: 2, minor: 0 }) > 0) {
                throw new Error("Incompatible minimum version: " + asset.minVersion);
            }
        }
        var createLoaders = {
            1: GLTFFileLoader._CreateGLTF1Loader,
            2: GLTFFileLoader._CreateGLTF2Loader
        };
        var createLoader = createLoaders[version.major];
        if (!createLoader) {
            throw new Error("Unsupported version: " + asset.version);
        }
        return createLoader(this);
    };
    GLTFFileLoader.prototype._parseJson = function (json) {
        this._startPerformanceCounter("Parse JSON");
        this._log("JSON length: " + json.length);
        var parsed = JSON.parse(json);
        this._endPerformanceCounter("Parse JSON");
        return parsed;
    };
    GLTFFileLoader.prototype._unpackBinaryAsync = function (dataReader) {
        var _this = this;
        this._startPerformanceCounter("Unpack Binary");
        // Read magic + version + length + json length + json format
        return dataReader.loadAsync(20).then(function () {
            var Binary = {
                Magic: 0x46546C67
            };
            var magic = dataReader.readUint32();
            if (magic !== Binary.Magic) {
                throw new Error("Unexpected magic: " + magic);
            }
            var version = dataReader.readUint32();
            if (_this.loggingEnabled) {
                _this._log("Binary version: " + version);
            }
            var length = dataReader.readUint32();
            if (dataReader.buffer.byteLength != 0 && length !== dataReader.buffer.byteLength) {
                throw new Error("Length in header does not match actual data length: " + length + " != " + dataReader.buffer.byteLength);
            }
            var unpacked;
            switch (version) {
                case 1: {
                    unpacked = _this._unpackBinaryV1Async(dataReader, length);
                    break;
                }
                case 2: {
                    unpacked = _this._unpackBinaryV2Async(dataReader, length);
                    break;
                }
                default: {
                    throw new Error("Unsupported version: " + version);
                }
            }
            _this._endPerformanceCounter("Unpack Binary");
            return unpacked;
        });
    };
    GLTFFileLoader.prototype._unpackBinaryV1Async = function (dataReader, length) {
        var ContentFormat = {
            JSON: 0
        };
        var contentLength = dataReader.readUint32();
        var contentFormat = dataReader.readUint32();
        if (contentFormat !== ContentFormat.JSON) {
            throw new Error("Unexpected content format: " + contentFormat);
        }
        var bodyLength = length - dataReader.byteOffset;
        var data = { json: this._parseJson(dataReader.readString(contentLength)), bin: null };
        if (bodyLength !== 0) {
            var startByteOffset_1 = dataReader.byteOffset;
            data.bin = {
                readAsync: function (byteOffset, byteLength) { return dataReader.buffer.readAsync(startByteOffset_1 + byteOffset, byteLength); },
                byteLength: bodyLength
            };
        }
        return Promise.resolve(data);
    };
    GLTFFileLoader.prototype._unpackBinaryV2Async = function (dataReader, length) {
        var _this = this;
        var ChunkFormat = {
            JSON: 0x4E4F534A,
            BIN: 0x004E4942
        };
        // Read the JSON chunk header.
        var chunkLength = dataReader.readUint32();
        var chunkFormat = dataReader.readUint32();
        if (chunkFormat !== ChunkFormat.JSON) {
            throw new Error("First chunk format is not JSON");
        }
        // Bail if there are no other chunks.
        if (dataReader.byteOffset + chunkLength === length) {
            return dataReader.loadAsync(chunkLength).then(function () {
                return { json: _this._parseJson(dataReader.readString(chunkLength)), bin: null };
            });
        }
        // Read the JSON chunk and the length and type of the next chunk.
        return dataReader.loadAsync(chunkLength + 8).then(function () {
            var data = { json: _this._parseJson(dataReader.readString(chunkLength)), bin: null };
            var readAsync = function () {
                var chunkLength = dataReader.readUint32();
                var chunkFormat = dataReader.readUint32();
                switch (chunkFormat) {
                    case ChunkFormat.JSON: {
                        throw new Error("Unexpected JSON chunk");
                    }
                    case ChunkFormat.BIN: {
                        var startByteOffset_2 = dataReader.byteOffset;
                        data.bin = {
                            readAsync: function (byteOffset, byteLength) { return dataReader.buffer.readAsync(startByteOffset_2 + byteOffset, byteLength); },
                            byteLength: chunkLength
                        };
                        dataReader.skipBytes(chunkLength);
                        break;
                    }
                    default: {
                        // ignore unrecognized chunkFormat
                        dataReader.skipBytes(chunkLength);
                        break;
                    }
                }
                if (dataReader.byteOffset !== length) {
                    return dataReader.loadAsync(8).then(readAsync);
                }
                return Promise.resolve(data);
            };
            return readAsync();
        });
    };
    GLTFFileLoader._parseVersion = function (version) {
        if (version === "1.0" || version === "1.0.1") {
            return {
                major: 1,
                minor: 0
            };
        }
        var match = (version + "").match(/^(\d+)\.(\d+)/);
        if (!match) {
            return null;
        }
        return {
            major: parseInt(match[1]),
            minor: parseInt(match[2])
        };
    };
    GLTFFileLoader._compareVersion = function (a, b) {
        if (a.major > b.major) {
            return 1;
        }
        if (a.major < b.major) {
            return -1;
        }
        if (a.minor > b.minor) {
            return 1;
        }
        if (a.minor < b.minor) {
            return -1;
        }
        return 0;
    };
    /** @hidden */
    GLTFFileLoader.prototype._logOpen = function (message) {
        this._log(message);
        this._logIndentLevel++;
    };
    /** @hidden */
    GLTFFileLoader.prototype._logClose = function () {
        --this._logIndentLevel;
    };
    GLTFFileLoader.prototype._logEnabled = function (message) {
        var spaces = GLTFFileLoader._logSpaces.substr(0, this._logIndentLevel * 2);
        babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Logger"].Log("" + spaces + message);
    };
    GLTFFileLoader.prototype._logDisabled = function (message) {
    };
    GLTFFileLoader.prototype._startPerformanceCounterEnabled = function (counterName) {
        babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Tools"].StartPerformanceCounter(counterName);
    };
    GLTFFileLoader.prototype._startPerformanceCounterDisabled = function (counterName) {
    };
    GLTFFileLoader.prototype._endPerformanceCounterEnabled = function (counterName) {
        babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["Tools"].EndPerformanceCounter(counterName);
    };
    GLTFFileLoader.prototype._endPerformanceCounterDisabled = function (counterName) {
    };
    // ----------
    // V1 options
    // ----------
    /**
     * Set this property to false to disable incremental loading which delays the loader from calling the success callback until after loading the meshes and shaders.
     * Textures always loads asynchronously. For example, the success callback can compute the bounding information of the loaded meshes when incremental loading is disabled.
     * Defaults to true.
     * @hidden
     */
    GLTFFileLoader.IncrementalLoading = true;
    /**
     * Set this property to true in order to work with homogeneous coordinates, available with some converters and exporters.
     * Defaults to false. See https://en.wikipedia.org/wiki/Homogeneous_coordinates.
     * @hidden
     */
    GLTFFileLoader.HomogeneousCoordinates = false;
    GLTFFileLoader._logSpaces = "                                ";
    return GLTFFileLoader;
}());

if (babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["SceneLoader"]) {
    babylonjs_Misc_observable__WEBPACK_IMPORTED_MODULE_0__["SceneLoader"].RegisterPlugin(new GLTFFileLoader());
}


/***/ }),

/***/ "./glTF/glTFValidation.ts":
/*!********************************!*\
  !*** ./glTF/glTFValidation.ts ***!
  \********************************/
/*! exports provided: GLTFValidation */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "GLTFValidation", function() { return GLTFValidation; });
/* harmony import */ var babylonjs_Misc_tools__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! babylonjs/Misc/tools */ "babylonjs/Misc/tools");
/* harmony import */ var babylonjs_Misc_tools__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(babylonjs_Misc_tools__WEBPACK_IMPORTED_MODULE_0__);

function validateAsync(data, rootUrl, fileName, getExternalResource) {
    var options = {
        externalResourceFunction: function (uri) { return getExternalResource(uri).then(function (value) { return new Uint8Array(value); }); }
    };
    if (fileName) {
        options.uri = (rootUrl === "file:" ? fileName : rootUrl + fileName);
    }
    return (data instanceof ArrayBuffer)
        ? GLTFValidator.validateBytes(new Uint8Array(data), options)
        : GLTFValidator.validateString(data, options);
}
/**
 * The worker function that gets converted to a blob url to pass into a worker.
 */
function workerFunc() {
    var pendingExternalResources = [];
    onmessage = function (message) {
        var data = message.data;
        switch (data.id) {
            case "init": {
                importScripts(data.url);
                break;
            }
            case "validate": {
                validateAsync(data.data, data.rootUrl, data.fileName, function (uri) { return new Promise(function (resolve, reject) {
                    var index = pendingExternalResources.length;
                    pendingExternalResources.push({ resolve: resolve, reject: reject });
                    postMessage({ id: "getExternalResource", index: index, uri: uri });
                }); }).then(function (value) {
                    postMessage({ id: "validate.resolve", value: value });
                }, function (reason) {
                    postMessage({ id: "validate.reject", reason: reason });
                });
                break;
            }
            case "getExternalResource.resolve": {
                pendingExternalResources[data.index].resolve(data.value);
                break;
            }
            case "getExternalResource.reject": {
                pendingExternalResources[data.index].reject(data.reason);
                break;
            }
        }
    };
}
/**
 * glTF validation
 */
var GLTFValidation = /** @class */ (function () {
    function GLTFValidation() {
    }
    /**
     * Validate a glTF asset using the glTF-Validator.
     * @param data The JSON of a glTF or the array buffer of a binary glTF
     * @param rootUrl The root url for the glTF
     * @param fileName The file name for the glTF
     * @param getExternalResource The callback to get external resources for the glTF validator
     * @returns A promise that resolves with the glTF validation results once complete
     */
    GLTFValidation.ValidateAsync = function (data, rootUrl, fileName, getExternalResource) {
        var _this = this;
        if (typeof Worker === "function") {
            return new Promise(function (resolve, reject) {
                var workerContent = validateAsync + "(" + workerFunc + ")()";
                var workerBlobUrl = URL.createObjectURL(new Blob([workerContent], { type: "application/javascript" }));
                var worker = new Worker(workerBlobUrl);
                var onError = function (error) {
                    worker.removeEventListener("error", onError);
                    worker.removeEventListener("message", onMessage);
                    reject(error);
                };
                var onMessage = function (message) {
                    var data = message.data;
                    switch (data.id) {
                        case "getExternalResource": {
                            getExternalResource(data.uri).then(function (value) {
                                worker.postMessage({ id: "getExternalResource.resolve", index: data.index, value: value }, [value]);
                            }, function (reason) {
                                worker.postMessage({ id: "getExternalResource.reject", index: data.index, reason: reason });
                            });
                            break;
                        }
                        case "validate.resolve": {
                            worker.removeEventListener("error", onError);
                            worker.removeEventListener("message", onMessage);
                            resolve(data.value);
                            break;
                        }
                        case "validate.reject": {
                            worker.removeEventListener("error", onError);
                            worker.removeEventListener("message", onMessage);
                            reject(data.reason);
                        }
                    }
                };
                worker.addEventListener("error", onError);
                worker.addEventListener("message", onMessage);
                worker.postMessage({ id: "init", url: babylonjs_Misc_tools__WEBPACK_IMPORTED_MODULE_0__["Tools"].GetAbsoluteUrl(_this.Configuration.url) });
                worker.postMessage({ id: "validate", data: data, rootUrl: rootUrl, fileName: fileName });
            });
        }
        else {
            if (!this._LoadScriptPromise) {
                this._LoadScriptPromise = babylonjs_Misc_tools__WEBPACK_IMPORTED_MODULE_0__["Tools"].LoadScriptAsync(this.Configuration.url);
            }
            return this._LoadScriptPromise.then(function () {
                return validateAsync(data, rootUrl, fileName, getExternalResource);
            });
        }
    };
    /**
     * The configuration. Defaults to `{ url: "https://preview.babylonjs.com/gltf_validator.js" }`.
     */
    GLTFValidation.Configuration = {
        url: "https://preview.babylonjs.com/gltf_validator.js"
    };
    return GLTFValidation;
}());



/***/ }),

/***/ "./glTF/index.ts":
/*!***********************!*\
  !*** ./glTF/index.ts ***!
  \***********************/
/*! exports provided: GLTFLoaderCoordinateSystemMode, GLTFLoaderAnimationStartMode, GLTFLoaderState, GLTFFileLoader, GLTFValidation, GLTF1, GLTF2 */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony import */ var _glTFFileLoader__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./glTFFileLoader */ "./glTF/glTFFileLoader.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFLoaderCoordinateSystemMode", function() { return _glTFFileLoader__WEBPACK_IMPORTED_MODULE_0__["GLTFLoaderCoordinateSystemMode"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFLoaderAnimationStartMode", function() { return _glTFFileLoader__WEBPACK_IMPORTED_MODULE_0__["GLTFLoaderAnimationStartMode"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFLoaderState", function() { return _glTFFileLoader__WEBPACK_IMPORTED_MODULE_0__["GLTFLoaderState"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFFileLoader", function() { return _glTFFileLoader__WEBPACK_IMPORTED_MODULE_0__["GLTFFileLoader"]; });

/* harmony import */ var _glTFValidation__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./glTFValidation */ "./glTF/glTFValidation.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFValidation", function() { return _glTFValidation__WEBPACK_IMPORTED_MODULE_1__["GLTFValidation"]; });

/* harmony import */ var _1_0__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./1.0 */ "./glTF/1.0/index.ts");
/* harmony reexport (module object) */ __webpack_require__.d(__webpack_exports__, "GLTF1", function() { return _1_0__WEBPACK_IMPORTED_MODULE_2__; });
/* harmony import */ var _2_0__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./2.0 */ "./glTF/2.0/index.ts");
/* harmony reexport (module object) */ __webpack_require__.d(__webpack_exports__, "GLTF2", function() { return _2_0__WEBPACK_IMPORTED_MODULE_3__; });







/***/ }),

/***/ "./index.ts":
/*!******************!*\
  !*** ./index.ts ***!
  \******************/
/*! exports provided: GLTFLoaderCoordinateSystemMode, GLTFLoaderAnimationStartMode, GLTFLoaderState, GLTFFileLoader, GLTFValidation, GLTF1, GLTF2, MTLFileLoader, OBJFileLoader, STLFileLoader */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony import */ var _glTF__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./glTF */ "./glTF/index.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFLoaderCoordinateSystemMode", function() { return _glTF__WEBPACK_IMPORTED_MODULE_0__["GLTFLoaderCoordinateSystemMode"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFLoaderAnimationStartMode", function() { return _glTF__WEBPACK_IMPORTED_MODULE_0__["GLTFLoaderAnimationStartMode"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFLoaderState", function() { return _glTF__WEBPACK_IMPORTED_MODULE_0__["GLTFLoaderState"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFFileLoader", function() { return _glTF__WEBPACK_IMPORTED_MODULE_0__["GLTFFileLoader"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFValidation", function() { return _glTF__WEBPACK_IMPORTED_MODULE_0__["GLTFValidation"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTF1", function() { return _glTF__WEBPACK_IMPORTED_MODULE_0__["GLTF1"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTF2", function() { return _glTF__WEBPACK_IMPORTED_MODULE_0__["GLTF2"]; });

/* harmony import */ var _OBJ__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./OBJ */ "./OBJ/index.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "MTLFileLoader", function() { return _OBJ__WEBPACK_IMPORTED_MODULE_1__["MTLFileLoader"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "OBJFileLoader", function() { return _OBJ__WEBPACK_IMPORTED_MODULE_1__["OBJFileLoader"]; });

/* harmony import */ var _STL__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./STL */ "./STL/index.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "STLFileLoader", function() { return _STL__WEBPACK_IMPORTED_MODULE_2__["STLFileLoader"]; });






/***/ }),

/***/ "./legacy/legacy-glTF.ts":
/*!*******************************!*\
  !*** ./legacy/legacy-glTF.ts ***!
  \*******************************/
/*! exports provided: GLTFLoaderCoordinateSystemMode, GLTFLoaderAnimationStartMode, GLTFLoaderState, GLTFFileLoader, GLTFValidation */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* WEBPACK VAR INJECTION */(function(global) {/* harmony import */ var _glTF_glTFFileLoader__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../glTF/glTFFileLoader */ "./glTF/glTFFileLoader.ts");
/* harmony import */ var _glTF_glTFValidation__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../glTF/glTFValidation */ "./glTF/glTFValidation.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFLoaderCoordinateSystemMode", function() { return _glTF_glTFFileLoader__WEBPACK_IMPORTED_MODULE_0__["GLTFLoaderCoordinateSystemMode"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFLoaderAnimationStartMode", function() { return _glTF_glTFFileLoader__WEBPACK_IMPORTED_MODULE_0__["GLTFLoaderAnimationStartMode"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFLoaderState", function() { return _glTF_glTFFileLoader__WEBPACK_IMPORTED_MODULE_0__["GLTFLoaderState"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFFileLoader", function() { return _glTF_glTFFileLoader__WEBPACK_IMPORTED_MODULE_0__["GLTFFileLoader"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFValidation", function() { return _glTF_glTFValidation__WEBPACK_IMPORTED_MODULE_1__["GLTFValidation"]; });



/**
 * This is the entry point for the UMD module.
 * The entry point for a future ESM package should be index.ts
 */
var globalObject = (typeof global !== 'undefined') ? global : ((typeof window !== 'undefined') ? window : undefined);
if (typeof globalObject !== "undefined") {
    globalObject.BABYLON = globalObject.BABYLON || {};
    for (var key in _glTF_glTFFileLoader__WEBPACK_IMPORTED_MODULE_0__) {
        globalObject.BABYLON[key] = _glTF_glTFFileLoader__WEBPACK_IMPORTED_MODULE_0__[key];
    }
    for (var key in _glTF_glTFValidation__WEBPACK_IMPORTED_MODULE_1__) {
        globalObject.BABYLON[key] = _glTF_glTFValidation__WEBPACK_IMPORTED_MODULE_1__[key];
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}



/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../../node_modules/webpack/buildin/global.js */ "../../node_modules/webpack/buildin/global.js")))

/***/ }),

/***/ "./legacy/legacy-glTF1.ts":
/*!********************************!*\
  !*** ./legacy/legacy-glTF1.ts ***!
  \********************************/
/*! exports provided: GLTF1 */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* WEBPACK VAR INJECTION */(function(global) {/* harmony import */ var _glTF_1_0__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../glTF/1.0 */ "./glTF/1.0/index.ts");
/* harmony reexport (module object) */ __webpack_require__.d(__webpack_exports__, "GLTF1", function() { return _glTF_1_0__WEBPACK_IMPORTED_MODULE_0__; });

/**
 * This is the entry point for the UMD module.
 * The entry point for a future ESM package should be index.ts
 */
var globalObject = (typeof global !== 'undefined') ? global : ((typeof window !== 'undefined') ? window : undefined);
if (typeof globalObject !== "undefined") {
    globalObject.BABYLON = globalObject.BABYLON || {};
    globalObject.BABYLON.GLTF1 = globalObject.BABYLON.GLTF1 || {};
    for (var key in _glTF_1_0__WEBPACK_IMPORTED_MODULE_0__) {
        globalObject.BABYLON.GLTF1[key] = _glTF_1_0__WEBPACK_IMPORTED_MODULE_0__[key];
    }
}


/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../../node_modules/webpack/buildin/global.js */ "../../node_modules/webpack/buildin/global.js")))

/***/ }),

/***/ "./legacy/legacy-glTF2.ts":
/*!********************************!*\
  !*** ./legacy/legacy-glTF2.ts ***!
  \********************************/
/*! exports provided: GLTF2 */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* WEBPACK VAR INJECTION */(function(global) {/* harmony import */ var _glTF_2_0_Extensions__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../glTF/2.0/Extensions */ "./glTF/2.0/Extensions/index.ts");
/* harmony import */ var _glTF_2_0_glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../glTF/2.0/glTFLoaderInterfaces */ "./glTF/2.0/glTFLoaderInterfaces.ts");
/* harmony import */ var _glTF_2_0_glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_1___default = /*#__PURE__*/__webpack_require__.n(_glTF_2_0_glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_1__);
/* harmony import */ var _glTF_2_0__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ../glTF/2.0 */ "./glTF/2.0/index.ts");
/* harmony reexport (module object) */ __webpack_require__.d(__webpack_exports__, "GLTF2", function() { return _glTF_2_0__WEBPACK_IMPORTED_MODULE_2__; });



/**
 * This is the entry point for the UMD module.
 * The entry point for a future ESM package should be index.ts
 */
var globalObject = (typeof global !== 'undefined') ? global : ((typeof window !== 'undefined') ? window : undefined);
if (typeof globalObject !== "undefined") {
    globalObject.BABYLON = globalObject.BABYLON || {};
    var BABYLON = globalObject.BABYLON;
    BABYLON.GLTF2 = BABYLON.GLTF2 || {};
    BABYLON.GLTF2.Loader = BABYLON.GLTF2.Loader || {};
    BABYLON.GLTF2.Loader.Extensions = BABYLON.GLTF2.Loader.Extensions || {};
    var keys = [];
    for (var key in _glTF_2_0_Extensions__WEBPACK_IMPORTED_MODULE_0__) {
        BABYLON.GLTF2.Loader.Extensions[key] = _glTF_2_0_Extensions__WEBPACK_IMPORTED_MODULE_0__[key];
        keys.push(key);
    }
    for (var key in _glTF_2_0_glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_1__) {
        BABYLON.GLTF2.Loader[key] = _glTF_2_0_glTFLoaderInterfaces__WEBPACK_IMPORTED_MODULE_1__[key];
        keys.push(key);
    }
    for (var key in _glTF_2_0__WEBPACK_IMPORTED_MODULE_2__) {
        // Prevent Reassignment.
        if (keys.indexOf(key) > -1) {
            continue;
        }
        BABYLON.GLTF2[key] = _glTF_2_0__WEBPACK_IMPORTED_MODULE_2__[key];
    }
}


/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../../node_modules/webpack/buildin/global.js */ "../../node_modules/webpack/buildin/global.js")))

/***/ }),

/***/ "./legacy/legacy-objFileLoader.ts":
/*!****************************************!*\
  !*** ./legacy/legacy-objFileLoader.ts ***!
  \****************************************/
/*! exports provided: MTLFileLoader, OBJFileLoader */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* WEBPACK VAR INJECTION */(function(global) {/* harmony import */ var _OBJ__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../OBJ */ "./OBJ/index.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "MTLFileLoader", function() { return _OBJ__WEBPACK_IMPORTED_MODULE_0__["MTLFileLoader"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "OBJFileLoader", function() { return _OBJ__WEBPACK_IMPORTED_MODULE_0__["OBJFileLoader"]; });


/**
 * This is the entry point for the UMD module.
 * The entry point for a future ESM package should be index.ts
 */
var globalObject = (typeof global !== 'undefined') ? global : ((typeof window !== 'undefined') ? window : undefined);
if (typeof globalObject !== "undefined") {
    for (var key in _OBJ__WEBPACK_IMPORTED_MODULE_0__) {
        globalObject.BABYLON[key] = _OBJ__WEBPACK_IMPORTED_MODULE_0__[key];
    }
}


/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../../node_modules/webpack/buildin/global.js */ "../../node_modules/webpack/buildin/global.js")))

/***/ }),

/***/ "./legacy/legacy-stlFileLoader.ts":
/*!****************************************!*\
  !*** ./legacy/legacy-stlFileLoader.ts ***!
  \****************************************/
/*! exports provided: STLFileLoader */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* WEBPACK VAR INJECTION */(function(global) {/* harmony import */ var _STL__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../STL */ "./STL/index.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "STLFileLoader", function() { return _STL__WEBPACK_IMPORTED_MODULE_0__["STLFileLoader"]; });


/**
 * This is the entry point for the UMD module.
 * The entry point for a future ESM package should be index.ts
 */
var globalObject = (typeof global !== 'undefined') ? global : ((typeof window !== 'undefined') ? window : undefined);
if (typeof globalObject !== "undefined") {
    for (var key in _STL__WEBPACK_IMPORTED_MODULE_0__) {
        globalObject.BABYLON[key] = _STL__WEBPACK_IMPORTED_MODULE_0__[key];
    }
}


/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../../node_modules/webpack/buildin/global.js */ "../../node_modules/webpack/buildin/global.js")))

/***/ }),

/***/ "./legacy/legacy.ts":
/*!**************************!*\
  !*** ./legacy/legacy.ts ***!
  \**************************/
/*! exports provided: GLTF1, GLTF2, GLTFLoaderCoordinateSystemMode, GLTFLoaderAnimationStartMode, GLTFLoaderState, GLTFFileLoader, GLTFValidation, MTLFileLoader, OBJFileLoader, STLFileLoader */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony import */ var _index__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../index */ "./index.ts");
/* harmony import */ var _legacy_glTF__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./legacy-glTF */ "./legacy/legacy-glTF.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFLoaderCoordinateSystemMode", function() { return _legacy_glTF__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderCoordinateSystemMode"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFLoaderAnimationStartMode", function() { return _legacy_glTF__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderAnimationStartMode"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFLoaderState", function() { return _legacy_glTF__WEBPACK_IMPORTED_MODULE_1__["GLTFLoaderState"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFFileLoader", function() { return _legacy_glTF__WEBPACK_IMPORTED_MODULE_1__["GLTFFileLoader"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTFValidation", function() { return _legacy_glTF__WEBPACK_IMPORTED_MODULE_1__["GLTFValidation"]; });

/* harmony import */ var _legacy_glTF1__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./legacy-glTF1 */ "./legacy/legacy-glTF1.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTF1", function() { return _legacy_glTF1__WEBPACK_IMPORTED_MODULE_2__["GLTF1"]; });

/* harmony import */ var _legacy_glTF2__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./legacy-glTF2 */ "./legacy/legacy-glTF2.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "GLTF2", function() { return _legacy_glTF2__WEBPACK_IMPORTED_MODULE_3__["GLTF2"]; });

/* harmony import */ var _legacy_objFileLoader__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(/*! ./legacy-objFileLoader */ "./legacy/legacy-objFileLoader.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "MTLFileLoader", function() { return _legacy_objFileLoader__WEBPACK_IMPORTED_MODULE_4__["MTLFileLoader"]; });

/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "OBJFileLoader", function() { return _legacy_objFileLoader__WEBPACK_IMPORTED_MODULE_4__["OBJFileLoader"]; });

/* harmony import */ var _legacy_stlFileLoader__WEBPACK_IMPORTED_MODULE_5__ = __webpack_require__(/*! ./legacy-stlFileLoader */ "./legacy/legacy-stlFileLoader.ts");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "STLFileLoader", function() { return _legacy_stlFileLoader__WEBPACK_IMPORTED_MODULE_5__["STLFileLoader"]; });









/***/ }),

/***/ "babylonjs/Misc/tools":
/*!****************************************************************************************************!*\
  !*** external {"root":"BABYLON","commonjs":"babylonjs","commonjs2":"babylonjs","amd":"babylonjs"} ***!
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/*! no static exports found */
/***/ (function(module, exports) {

module.exports = __WEBPACK_EXTERNAL_MODULE_babylonjs_Misc_tools__;

/***/ })

/******/ });
});
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