{"ast":null,"code":"import { GLTFLoaderExtension, GLTFLoaderBase, GLTFLoader } from \"./glTFLoader.js\";\nimport { Vector3 } from \"@babylonjs/core/Maths/math.vector.js\";\nimport { Color3 } from \"@babylonjs/core/Maths/math.color.js\";\nimport { Tools } from \"@babylonjs/core/Misc/tools.js\";\nimport { Material } from \"@babylonjs/core/Materials/material.js\";\nimport { StandardMaterial } from \"@babylonjs/core/Materials/standardMaterial.js\";\nimport { HemisphericLight } from \"@babylonjs/core/Lights/hemisphericLight.js\";\nimport { DirectionalLight } from \"@babylonjs/core/Lights/directionalLight.js\";\nimport { PointLight } from \"@babylonjs/core/Lights/pointLight.js\";\nimport { SpotLight } from \"@babylonjs/core/Lights/spotLight.js\";\n/**\n * @internal\n * @deprecated\n */\nexport class GLTFMaterialsCommonExtension extends GLTFLoaderExtension {\n  constructor() {\n    super(\"KHR_materials_common\");\n  }\n  loadRuntimeExtensionsAsync(gltfRuntime) {\n    if (!gltfRuntime.extensions) {\n      return false;\n    }\n    const extension = gltfRuntime.extensions[this.name];\n    if (!extension) {\n      return false;\n    }\n    // Create lights\n    const lights = extension.lights;\n    if (lights) {\n      for (const thing in lights) {\n        const light = lights[thing];\n        switch (light.type) {\n          case \"ambient\":\n            {\n              const ambientLight = new HemisphericLight(light.name, new Vector3(0, 1, 0), gltfRuntime.scene);\n              const ambient = light.ambient;\n              if (ambient) {\n                ambientLight.diffuse = Color3.FromArray(ambient.color || [1, 1, 1]);\n              }\n              break;\n            }\n          case \"point\":\n            {\n              const pointLight = new PointLight(light.name, new Vector3(10, 10, 10), gltfRuntime.scene);\n              const point = light.point;\n              if (point) {\n                pointLight.diffuse = Color3.FromArray(point.color || [1, 1, 1]);\n              }\n              break;\n            }\n          case \"directional\":\n            {\n              const dirLight = new DirectionalLight(light.name, new Vector3(0, -1, 0), gltfRuntime.scene);\n              const directional = light.directional;\n              if (directional) {\n                dirLight.diffuse = Color3.FromArray(directional.color || [1, 1, 1]);\n              }\n              break;\n            }\n          case \"spot\":\n            {\n              const spot = light.spot;\n              if (spot) {\n                const spotLight = new SpotLight(light.name, new Vector3(0, 10, 0), new Vector3(0, -1, 0), spot.fallOffAngle || Math.PI, spot.fallOffExponent || 0.0, gltfRuntime.scene);\n                spotLight.diffuse = Color3.FromArray(spot.color || [1, 1, 1]);\n              }\n              break;\n            }\n          default:\n            Tools.Warn('GLTF Material Common extension: light type \"' + light.type + \"” not supported\");\n            break;\n        }\n      }\n    }\n    return false;\n  }\n  loadMaterialAsync(gltfRuntime, id, onSuccess, onError) {\n    const material = gltfRuntime.materials[id];\n    if (!material || !material.extensions) {\n      return false;\n    }\n    const extension = material.extensions[this.name];\n    if (!extension) {\n      return false;\n    }\n    const standardMaterial = new StandardMaterial(id, gltfRuntime.scene);\n    standardMaterial.sideOrientation = Material.CounterClockWiseSideOrientation;\n    if (extension.technique === \"CONSTANT\") {\n      standardMaterial.disableLighting = true;\n    }\n    standardMaterial.backFaceCulling = extension.doubleSided === undefined ? false : !extension.doubleSided;\n    standardMaterial.alpha = extension.values.transparency === undefined ? 1.0 : extension.values.transparency;\n    standardMaterial.specularPower = extension.values.shininess === undefined ? 0.0 : extension.values.shininess;\n    // Ambient\n    if (typeof extension.values.ambient === \"string\") {\n      this._loadTexture(gltfRuntime, extension.values.ambient, standardMaterial, \"ambientTexture\", onError);\n    } else {\n      standardMaterial.ambientColor = Color3.FromArray(extension.values.ambient || [0, 0, 0]);\n    }\n    // Diffuse\n    if (typeof extension.values.diffuse === \"string\") {\n      this._loadTexture(gltfRuntime, extension.values.diffuse, standardMaterial, \"diffuseTexture\", onError);\n    } else {\n      standardMaterial.diffuseColor = Color3.FromArray(extension.values.diffuse || [0, 0, 0]);\n    }\n    // Emission\n    if (typeof extension.values.emission === \"string\") {\n      this._loadTexture(gltfRuntime, extension.values.emission, standardMaterial, \"emissiveTexture\", onError);\n    } else {\n      standardMaterial.emissiveColor = Color3.FromArray(extension.values.emission || [0, 0, 0]);\n    }\n    // Specular\n    if (typeof extension.values.specular === \"string\") {\n      this._loadTexture(gltfRuntime, extension.values.specular, standardMaterial, \"specularTexture\", onError);\n    } else {\n      standardMaterial.specularColor = Color3.FromArray(extension.values.specular || [0, 0, 0]);\n    }\n    return true;\n  }\n  _loadTexture(gltfRuntime, id, material, propertyPath, onError) {\n    // Create buffer from texture url\n    GLTFLoaderBase.LoadTextureBufferAsync(gltfRuntime, id, buffer => {\n      // Create texture from buffer\n      GLTFLoaderBase.CreateTextureAsync(gltfRuntime, id, buffer, texture => material[propertyPath] = texture);\n    }, onError);\n  }\n}\nGLTFLoader.RegisterExtension(new GLTFMaterialsCommonExtension());","map":{"version":3,"names":["GLTFLoaderExtension","GLTFLoaderBase","GLTFLoader","Vector3","Color3","Tools","Material","StandardMaterial","HemisphericLight","DirectionalLight","PointLight","SpotLight","GLTFMaterialsCommonExtension","constructor","loadRuntimeExtensionsAsync","gltfRuntime","extensions","extension","name","lights","thing","light","type","ambientLight","scene","ambient","diffuse","FromArray","color","pointLight","point","dirLight","directional","spot","spotLight","fallOffAngle","Math","PI","fallOffExponent","Warn","loadMaterialAsync","id","onSuccess","onError","material","materials","standardMaterial","sideOrientation","CounterClockWiseSideOrientation","technique","disableLighting","backFaceCulling","doubleSided","undefined","alpha","values","transparency","specularPower","shininess","_loadTexture","ambientColor","diffuseColor","emission","emissiveColor","specular","specularColor","propertyPath","LoadTextureBufferAsync","buffer","CreateTextureAsync","texture","RegisterExtension"],"sources":["F:/workspace/202226701027/huinongbao-app/node_modules/@babylonjs/loaders/glTF/1.0/glTFMaterialsCommonExtension.js"],"sourcesContent":["import { GLTFLoaderExtension, GLTFLoaderBase, GLTFLoader } from \"./glTFLoader.js\";\nimport { Vector3 } from \"@babylonjs/core/Maths/math.vector.js\";\nimport { Color3 } from \"@babylonjs/core/Maths/math.color.js\";\nimport { Tools } from \"@babylonjs/core/Misc/tools.js\";\nimport { Material } from \"@babylonjs/core/Materials/material.js\";\nimport { StandardMaterial } from \"@babylonjs/core/Materials/standardMaterial.js\";\nimport { HemisphericLight } from \"@babylonjs/core/Lights/hemisphericLight.js\";\nimport { DirectionalLight } from \"@babylonjs/core/Lights/directionalLight.js\";\nimport { PointLight } from \"@babylonjs/core/Lights/pointLight.js\";\nimport { SpotLight } from \"@babylonjs/core/Lights/spotLight.js\";\n/**\n * @internal\n * @deprecated\n */\nexport class GLTFMaterialsCommonExtension extends GLTFLoaderExtension {\n    constructor() {\n        super(\"KHR_materials_common\");\n    }\n    loadRuntimeExtensionsAsync(gltfRuntime) {\n        if (!gltfRuntime.extensions) {\n            return false;\n        }\n        const extension = gltfRuntime.extensions[this.name];\n        if (!extension) {\n            return false;\n        }\n        // Create lights\n        const lights = extension.lights;\n        if (lights) {\n            for (const thing in lights) {\n                const light = lights[thing];\n                switch (light.type) {\n                    case \"ambient\": {\n                        const ambientLight = new HemisphericLight(light.name, new Vector3(0, 1, 0), gltfRuntime.scene);\n                        const ambient = light.ambient;\n                        if (ambient) {\n                            ambientLight.diffuse = Color3.FromArray(ambient.color || [1, 1, 1]);\n                        }\n                        break;\n                    }\n                    case \"point\": {\n                        const pointLight = new PointLight(light.name, new Vector3(10, 10, 10), gltfRuntime.scene);\n                        const point = light.point;\n                        if (point) {\n                            pointLight.diffuse = Color3.FromArray(point.color || [1, 1, 1]);\n                        }\n                        break;\n                    }\n                    case \"directional\": {\n                        const dirLight = new DirectionalLight(light.name, new Vector3(0, -1, 0), gltfRuntime.scene);\n                        const directional = light.directional;\n                        if (directional) {\n                            dirLight.diffuse = Color3.FromArray(directional.color || [1, 1, 1]);\n                        }\n                        break;\n                    }\n                    case \"spot\": {\n                        const spot = light.spot;\n                        if (spot) {\n                            const spotLight = new SpotLight(light.name, new Vector3(0, 10, 0), new Vector3(0, -1, 0), spot.fallOffAngle || Math.PI, spot.fallOffExponent || 0.0, gltfRuntime.scene);\n                            spotLight.diffuse = Color3.FromArray(spot.color || [1, 1, 1]);\n                        }\n                        break;\n                    }\n                    default:\n                        Tools.Warn('GLTF Material Common extension: light type \"' + light.type + \"” not supported\");\n                        break;\n                }\n            }\n        }\n        return false;\n    }\n    loadMaterialAsync(gltfRuntime, id, onSuccess, onError) {\n        const material = gltfRuntime.materials[id];\n        if (!material || !material.extensions) {\n            return false;\n        }\n        const extension = material.extensions[this.name];\n        if (!extension) {\n            return false;\n        }\n        const standardMaterial = new StandardMaterial(id, gltfRuntime.scene);\n        standardMaterial.sideOrientation = Material.CounterClockWiseSideOrientation;\n        if (extension.technique === \"CONSTANT\") {\n            standardMaterial.disableLighting = true;\n        }\n        standardMaterial.backFaceCulling = extension.doubleSided === undefined ? false : !extension.doubleSided;\n        standardMaterial.alpha = extension.values.transparency === undefined ? 1.0 : extension.values.transparency;\n        standardMaterial.specularPower = extension.values.shininess === undefined ? 0.0 : extension.values.shininess;\n        // Ambient\n        if (typeof extension.values.ambient === \"string\") {\n            this._loadTexture(gltfRuntime, extension.values.ambient, standardMaterial, \"ambientTexture\", onError);\n        }\n        else {\n            standardMaterial.ambientColor = Color3.FromArray(extension.values.ambient || [0, 0, 0]);\n        }\n        // Diffuse\n        if (typeof extension.values.diffuse === \"string\") {\n            this._loadTexture(gltfRuntime, extension.values.diffuse, standardMaterial, \"diffuseTexture\", onError);\n        }\n        else {\n            standardMaterial.diffuseColor = Color3.FromArray(extension.values.diffuse || [0, 0, 0]);\n        }\n        // Emission\n        if (typeof extension.values.emission === \"string\") {\n            this._loadTexture(gltfRuntime, extension.values.emission, standardMaterial, \"emissiveTexture\", onError);\n        }\n        else {\n            standardMaterial.emissiveColor = Color3.FromArray(extension.values.emission || [0, 0, 0]);\n        }\n        // Specular\n        if (typeof extension.values.specular === \"string\") {\n            this._loadTexture(gltfRuntime, extension.values.specular, standardMaterial, \"specularTexture\", onError);\n        }\n        else {\n            standardMaterial.specularColor = Color3.FromArray(extension.values.specular || [0, 0, 0]);\n        }\n        return true;\n    }\n    _loadTexture(gltfRuntime, id, material, propertyPath, onError) {\n        // Create buffer from texture url\n        GLTFLoaderBase.LoadTextureBufferAsync(gltfRuntime, id, (buffer) => {\n            // Create texture from buffer\n            GLTFLoaderBase.CreateTextureAsync(gltfRuntime, id, buffer, (texture) => (material[propertyPath] = texture));\n        }, onError);\n    }\n}\nGLTFLoader.RegisterExtension(new 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