@babylonjs/loaders
Version:
For usage documentation please visit https://doc.babylonjs.com/features/featuresDeepDive/importers/loadingFileTypes/.
38 lines • 1.71 kB
JavaScript
import { GLTFLoader, ArrayItem } from "../glTFLoader.js";
import { registerGLTFExtension, unregisterGLTFExtension } from "../glTFLoaderExtensionRegistry.js";
const NAME = "KHR_texture_basisu";
/**
* [Specification](https://github.com/KhronosGroup/glTF/blob/main/extensions/2.0/Khronos/KHR_texture_basisu/README.md)
*/
// eslint-disable-next-line @typescript-eslint/naming-convention
export class KHR_texture_basisu {
/**
* @internal
*/
constructor(loader) {
/** The name of this extension. */
this.name = NAME;
this._loader = loader;
this.enabled = loader.isExtensionUsed(NAME);
}
/** @internal */
dispose() {
this._loader = null;
}
/**
* @internal
*/
// eslint-disable-next-line no-restricted-syntax
_loadTextureAsync(context, texture, assign) {
return GLTFLoader.LoadExtensionAsync(context, texture, this.name, async (extensionContext, extension) => {
const sampler = texture.sampler == undefined ? GLTFLoader.DefaultSampler : ArrayItem.Get(`${context}/sampler`, this._loader.gltf.samplers, texture.sampler);
const image = ArrayItem.Get(`${extensionContext}/source`, this._loader.gltf.images, extension.source);
return await this._loader._createTextureAsync(context, sampler, image, (babylonTexture) => {
assign(babylonTexture);
}, texture._textureInfo.nonColorData ? { useRGBAIfASTCBC7NotAvailableWhenUASTC: true } : undefined, !texture._textureInfo.nonColorData);
});
}
}
unregisterGLTFExtension(NAME);
registerGLTFExtension(NAME, true, (loader) => new KHR_texture_basisu(loader));
//# sourceMappingURL=KHR_texture_basisu.js.map