@babylonjs/loaders
Version:
For usage documentation please visit https://doc.babylonjs.com/features/featuresDeepDive/importers/loadingFileTypes/.
74 lines • 3.5 kB
JavaScript
import { GLTFLoader } from "../glTFLoader.js";
import { Color3 } from "@babylonjs/core/Maths/math.color.js";
import { registerGLTFExtension, unregisterGLTFExtension } from "../glTFLoaderExtensionRegistry.js";
const NAME = "KHR_materials_sheen";
/**
* [Specification](https://github.com/KhronosGroup/glTF/blob/main/extensions/2.0/Khronos/KHR_materials_sheen/README.md)
* [Playground Sample](https://www.babylonjs-playground.com/frame.html#BNIZX6#4)
*/
// eslint-disable-next-line @typescript-eslint/naming-convention
export class KHR_materials_sheen {
/**
* @internal
*/
constructor(loader) {
/**
* The name of this extension.
*/
this.name = NAME;
/**
* Defines a number that determines the order the extensions are applied.
*/
this.order = 190;
this._loader = loader;
this.enabled = this._loader.isExtensionUsed(NAME);
}
/** @internal */
dispose() {
this._loader = null;
}
/**
* @internal
*/
// eslint-disable-next-line no-restricted-syntax
loadMaterialPropertiesAsync(context, material, babylonMaterial) {
return GLTFLoader.LoadExtensionAsync(context, material, this.name, async (extensionContext, extension) => {
const promises = new Array();
promises.push(this._loader.loadMaterialPropertiesAsync(context, material, babylonMaterial));
promises.push(this._loadSheenPropertiesAsync(extensionContext, extension, babylonMaterial));
// eslint-disable-next-line github/no-then
return await Promise.all(promises).then(() => { });
});
}
// eslint-disable-next-line @typescript-eslint/promise-function-async, no-restricted-syntax
_loadSheenPropertiesAsync(context, properties, babylonMaterial) {
const adapter = this._loader._getOrCreateMaterialAdapter(babylonMaterial);
const promises = new Array();
adapter.configureFuzz();
// Set non-texture properties immediately
const sheenColor = properties.sheenColorFactor !== undefined ? Color3.FromArray(properties.sheenColorFactor) : Color3.Black();
const sheenRoughness = properties.sheenRoughnessFactor !== undefined ? properties.sheenRoughnessFactor : 0.0;
adapter.fuzzWeight = 1; // KHR_materials_sheen assumes intensity of 1
adapter.fuzzColor = sheenColor;
adapter.fuzzRoughness = sheenRoughness;
// Load textures
if (properties.sheenColorTexture) {
promises.push(this._loader.loadTextureInfoAsync(`${context}/sheenColorTexture`, properties.sheenColorTexture, (texture) => {
texture.name = `${babylonMaterial.name} (Sheen Color)`;
adapter.fuzzColorTexture = texture;
}));
}
if (properties.sheenRoughnessTexture) {
properties.sheenRoughnessTexture.nonColorData = true;
promises.push(this._loader.loadTextureInfoAsync(`${context}/sheenRoughnessTexture`, properties.sheenRoughnessTexture, (texture) => {
texture.name = `${babylonMaterial.name} (Sheen Roughness)`;
adapter.fuzzRoughnessTexture = texture;
}));
}
// eslint-disable-next-line github/no-then
return Promise.all(promises).then(() => { });
}
}
unregisterGLTFExtension(NAME);
registerGLTFExtension(NAME, true, (loader) => new KHR_materials_sheen(loader));
//# sourceMappingURL=KHR_materials_sheen.js.map