method Loader.prototype.loadAsyncimport { Loader } from "https://deno.land/x/threejs_4_deno@v121/src/loaders/Loader.js"; loadAsync(url: string, onProgress?: (event: ProgressEvent) => void): Promise<any>Parametersurl: stringoptionalonProgress: (event: ProgressEvent) => voidReturnsPromise<any>