| 1 |
- {"ast":null,"code":"import { PBRMaterial } from \"@babylonjs/core/Materials/PBR/pbrMaterial.js\";\nimport { GLTFLoader } from \"../glTFLoader.js\";\nconst NAME = \"KHR_materials_dispersion\";\n/**\n * [Specification](https://github.com/KhronosGroup/glTF/blob/87bd64a7f5e23c84b6aef2e6082069583ed0ddb4/extensions/2.0/Khronos/KHR_materials_dispersion/README.md)\n * @experimental\n */\n// eslint-disable-next-line @typescript-eslint/naming-convention\nexport class KHR_materials_dispersion {\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 = 174;\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.loadMaterialBasePropertiesAsync(context, material, babylonMaterial));\n promises.push(this._loader.loadMaterialPropertiesAsync(context, material, babylonMaterial));\n promises.push(this._loadDispersionPropertiesAsync(extensionContext, material, babylonMaterial, extension));\n return Promise.all(promises).then(() => {});\n });\n }\n _loadDispersionPropertiesAsync(context, material, babylonMaterial, extension) {\n if (!(babylonMaterial instanceof PBRMaterial)) {\n throw new Error(`${context}: Material type not supported`);\n }\n // If transparency isn't enabled already, this extension shouldn't do anything.\n // i.e. it requires either the KHR_materials_transmission or KHR_materials_translucency extensions.\n if (!babylonMaterial.subSurface.isRefractionEnabled || !extension.dispersion) {\n return Promise.resolve();\n }\n babylonMaterial.subSurface.isDispersionEnabled = true;\n babylonMaterial.subSurface.dispersion = extension.dispersion;\n return Promise.resolve();\n }\n}\nGLTFLoader.RegisterExtension(NAME, loader => new KHR_materials_dispersion(loader));","map":{"version":3,"names":["PBRMaterial","GLTFLoader","NAME","KHR_materials_dispersion","constructor","loader","name","order","_loader","enabled","isExtensionUsed","dispose","loadMaterialPropertiesAsync","context","material","babylonMaterial","LoadExtensionAsync","extensionContext","extension","promises","Array","push","loadMaterialBasePropertiesAsync","_loadDispersionPropertiesAsync","Promise","all","then","Error","subSurface","isRefractionEnabled","dispersion","resolve","isDispersionEnabled","RegisterExtension"],"sources":["F:/workspace/202226701027/huinongbao-app/node_modules/@babylonjs/loaders/glTF/2.0/Extensions/KHR_materials_dispersion.js"],"sourcesContent":["import { PBRMaterial } from \"@babylonjs/core/Materials/PBR/pbrMaterial.js\";\nimport { GLTFLoader } from \"../glTFLoader.js\";\nconst NAME = \"KHR_materials_dispersion\";\n/**\n * [Specification](https://github.com/KhronosGroup/glTF/blob/87bd64a7f5e23c84b6aef2e6082069583ed0ddb4/extensions/2.0/Khronos/KHR_materials_dispersion/README.md)\n * @experimental\n */\n// eslint-disable-next-line @typescript-eslint/naming-convention\nexport class KHR_materials_dispersion {\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 = 174;\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.loadMaterialBasePropertiesAsync(context, material, babylonMaterial));\n promises.push(this._loader.loadMaterialPropertiesAsync(context, material, babylonMaterial));\n promises.push(this._loadDispersionPropertiesAsync(extensionContext, material, babylonMaterial, extension));\n return Promise.all(promises).then(() => { });\n });\n }\n _loadDispersionPropertiesAsync(context, material, babylonMaterial, extension) {\n if (!(babylonMaterial instanceof PBRMaterial)) {\n throw new Error(`${context}: Material type not supported`);\n }\n // If transparency isn't enabled already, this extension shouldn't do anything.\n // i.e. it requires either the KHR_materials_transmission or KHR_materials_translucency extensions.\n if (!babylonMaterial.subSurface.isRefractionEnabled || !extension.dispersion) {\n return Promise.resolve();\n }\n babylonMaterial.subSurface.isDispersionEnabled = true;\n babylonMaterial.subSurface.dispersion = extension.dispersion;\n return Promise.resolve();\n }\n}\nGLTFLoader.RegisterExtension(NAME, (loader) => new 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