{"ast":null,"code":"import { PBRMaterial } from \"@babylonjs/core/Materials/PBR/pbrMaterial.js\";\nimport { GLTFLoader } from \"../glTFLoader.js\";\nconst NAME = \"KHR_materials_clearcoat\";\n/**\n * [Specification](https://github.com/KhronosGroup/glTF/blob/main/extensions/2.0/Khronos/KHR_materials_clearcoat/README.md)\n * [Playground Sample](https://www.babylonjs-playground.com/frame.html#7F7PN6#8)\n */\n// eslint-disable-next-line @typescript-eslint/naming-convention\nexport class KHR_materials_clearcoat {\n  /**\n   * @internal\n   */\n  constructor(loader) {\n    /**\n     * The name of this extension.\n     */\n    this.name = NAME;\n    /**\n     * Defines a number that determines the order the extensions are applied.\n     */\n    this.order = 190;\n    this._loader = loader;\n    this.enabled = this._loader.isExtensionUsed(NAME);\n  }\n  /** @internal */\n  dispose() {\n    this._loader = null;\n  }\n  /**\n   * @internal\n   */\n  loadMaterialPropertiesAsync(context, material, babylonMaterial) {\n    return GLTFLoader.LoadExtensionAsync(context, material, this.name, (extensionContext, extension) => {\n      const promises = new Array();\n      promises.push(this._loader.loadMaterialPropertiesAsync(context, material, babylonMaterial));\n      promises.push(this._loadClearCoatPropertiesAsync(extensionContext, extension, babylonMaterial));\n      return Promise.all(promises).then(() => {});\n    });\n  }\n  _loadClearCoatPropertiesAsync(context, properties, babylonMaterial) {\n    if (!(babylonMaterial instanceof PBRMaterial)) {\n      throw new Error(`${context}: Material type not supported`);\n    }\n    const promises = new Array();\n    babylonMaterial.clearCoat.isEnabled = true;\n    babylonMaterial.clearCoat.useRoughnessFromMainTexture = false;\n    babylonMaterial.clearCoat.remapF0OnInterfaceChange = false;\n    if (properties.clearcoatFactor != undefined) {\n      babylonMaterial.clearCoat.intensity = properties.clearcoatFactor;\n    } else {\n      babylonMaterial.clearCoat.intensity = 0;\n    }\n    if (properties.clearcoatTexture) {\n      promises.push(this._loader.loadTextureInfoAsync(`${context}/clearcoatTexture`, properties.clearcoatTexture, texture => {\n        texture.name = `${babylonMaterial.name} (ClearCoat Intensity)`;\n        babylonMaterial.clearCoat.texture = texture;\n      }));\n    }\n    if (properties.clearcoatRoughnessFactor != undefined) {\n      babylonMaterial.clearCoat.roughness = properties.clearcoatRoughnessFactor;\n    } else {\n      babylonMaterial.clearCoat.roughness = 0;\n    }\n    if (properties.clearcoatRoughnessTexture) {\n      properties.clearcoatRoughnessTexture.nonColorData = true;\n      promises.push(this._loader.loadTextureInfoAsync(`${context}/clearcoatRoughnessTexture`, properties.clearcoatRoughnessTexture, texture => {\n        texture.name = `${babylonMaterial.name} (ClearCoat Roughness)`;\n        babylonMaterial.clearCoat.textureRoughness = texture;\n      }));\n    }\n    if (properties.clearcoatNormalTexture) {\n      properties.clearcoatNormalTexture.nonColorData = true;\n      promises.push(this._loader.loadTextureInfoAsync(`${context}/clearcoatNormalTexture`, properties.clearcoatNormalTexture, texture => {\n        texture.name = `${babylonMaterial.name} (ClearCoat Normal)`;\n        babylonMaterial.clearCoat.bumpTexture = texture;\n      }));\n      babylonMaterial.invertNormalMapX = !babylonMaterial.getScene().useRightHandedSystem;\n      babylonMaterial.invertNormalMapY = babylonMaterial.getScene().useRightHandedSystem;\n      if (properties.clearcoatNormalTexture.scale != undefined) {\n        babylonMaterial.clearCoat.bumpTexture.level = properties.clearcoatNormalTexture.scale;\n      }\n    }\n    return Promise.all(promises).then(() => {});\n  }\n}\nGLTFLoader.RegisterExtension(NAME, loader => new KHR_materials_clearcoat(loader));","map":{"version":3,"names":["PBRMaterial","GLTFLoader","NAME","KHR_materials_clearcoat","constructor","loader","name","order","_loader","enabled","isExtensionUsed","dispose","loadMaterialPropertiesAsync","context","material","babylonMaterial","LoadExtensionAsync","extensionContext","extension","promises","Array","push","_loadClearCoatPropertiesAsync","Promise","all","then","properties","Error","clearCoat","isEnabled","useRoughnessFromMainTexture","remapF0OnInterfaceChange","clearcoatFactor","undefined","intensity","clearcoatTexture","loadTextureInfoAsync","texture","clearcoatRoughnessFactor","roughness","clearcoatRoughnessTexture","nonColorData","textureRoughness","clearcoatNormalTexture","bumpTexture","invertNormalMapX","getScene","useRightHandedSystem","invertNormalMapY","scale","level","RegisterExtension"],"sources":["F:/workspace/202226701027/huinongbao-app/node_modules/@babylonjs/loaders/glTF/2.0/Extensions/KHR_materials_clearcoat.js"],"sourcesContent":["import { PBRMaterial } from \"@babylonjs/core/Materials/PBR/pbrMaterial.js\";\nimport { GLTFLoader } from \"../glTFLoader.js\";\nconst NAME = \"KHR_materials_clearcoat\";\n/**\n * [Specification](https://github.com/KhronosGroup/glTF/blob/main/extensions/2.0/Khronos/KHR_materials_clearcoat/README.md)\n * [Playground Sample](https://www.babylonjs-playground.com/frame.html#7F7PN6#8)\n */\n// eslint-disable-next-line @typescript-eslint/naming-convention\nexport class KHR_materials_clearcoat {\n    /**\n     * @internal\n     */\n    constructor(loader) {\n        /**\n         * The name of this extension.\n         */\n        this.name = NAME;\n        /**\n         * Defines a number that determines the order the extensions are applied.\n         */\n        this.order = 190;\n        this._loader = loader;\n        this.enabled = this._loader.isExtensionUsed(NAME);\n    }\n    /** @internal */\n    dispose() {\n        this._loader = null;\n    }\n    /**\n     * @internal\n     */\n    loadMaterialPropertiesAsync(context, material, babylonMaterial) {\n        return GLTFLoader.LoadExtensionAsync(context, material, this.name, (extensionContext, extension) => {\n            const promises = new Array();\n            promises.push(this._loader.loadMaterialPropertiesAsync(context, material, babylonMaterial));\n            promises.push(this._loadClearCoatPropertiesAsync(extensionContext, extension, babylonMaterial));\n            return Promise.all(promises).then(() => { });\n        });\n    }\n    _loadClearCoatPropertiesAsync(context, properties, babylonMaterial) {\n        if (!(babylonMaterial instanceof PBRMaterial)) {\n            throw new Error(`${context}: Material type not supported`);\n        }\n        const promises = new Array();\n        babylonMaterial.clearCoat.isEnabled = true;\n        babylonMaterial.clearCoat.useRoughnessFromMainTexture = false;\n        babylonMaterial.clearCoat.remapF0OnInterfaceChange = false;\n        if (properties.clearcoatFactor != undefined) {\n            babylonMaterial.clearCoat.intensity = properties.clearcoatFactor;\n        }\n        else {\n            babylonMaterial.clearCoat.intensity = 0;\n        }\n        if (properties.clearcoatTexture) {\n            promises.push(this._loader.loadTextureInfoAsync(`${context}/clearcoatTexture`, properties.clearcoatTexture, (texture) => {\n                texture.name = `${babylonMaterial.name} (ClearCoat Intensity)`;\n                babylonMaterial.clearCoat.texture = texture;\n            }));\n        }\n        if (properties.clearcoatRoughnessFactor != undefined) {\n            babylonMaterial.clearCoat.roughness = properties.clearcoatRoughnessFactor;\n        }\n        else {\n            babylonMaterial.clearCoat.roughness = 0;\n        }\n        if (properties.clearcoatRoughnessTexture) {\n            properties.clearcoatRoughnessTexture.nonColorData = true;\n            promises.push(this._loader.loadTextureInfoAsync(`${context}/clearcoatRoughnessTexture`, properties.clearcoatRoughnessTexture, (texture) => {\n                texture.name = `${babylonMaterial.name} (ClearCoat Roughness)`;\n                babylonMaterial.clearCoat.textureRoughness = texture;\n            }));\n        }\n        if (properties.clearcoatNormalTexture) {\n            properties.clearcoatNormalTexture.nonColorData = true;\n            promises.push(this._loader.loadTextureInfoAsync(`${context}/clearcoatNormalTexture`, properties.clearcoatNormalTexture, (texture) => {\n                texture.name = `${babylonMaterial.name} (ClearCoat Normal)`;\n                babylonMaterial.clearCoat.bumpTexture = texture;\n            }));\n            babylonMaterial.invertNormalMapX = !babylonMaterial.getScene().useRightHandedSystem;\n            babylonMaterial.invertNormalMapY = babylonMaterial.getScene().useRightHandedSystem;\n            if (properties.clearcoatNormalTexture.scale != undefined) {\n                babylonMaterial.clearCoat.bumpTexture.level = properties.clearcoatNormalTexture.scale;\n            }\n        }\n        return Promise.all(promises).then(() => { });\n    }\n}\nGLTFLoader.RegisterExtension(NAME, (loader) => new 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