import { CubeTextureLoader, FileLoader, ImageLoader, LoadingManager, TextureLoader } from 'three';
import { GLTFLoader } from 'three/examples/jsm/loaders/GLTFLoader.js';
import { DRACOLoader } from 'three/examples/jsm/loaders/DRACOLoader.js';
import { KTX2Loader } from 'three/examples/jsm/loaders/KTX2Loader.js';
/** Only SDK-owned instances are adapted; resolve before snapshotting the actual request. */
export declare function configureRequestLoader<T extends {
    load: any;
    path: string;
    requestHeader: any;
    manager: LoadingManager;
}>(loader: T): T;
/** @internal Add parent-local headers only to copies of SDK-adapted handlers. */
export declare function withRequestHeaders<T extends {
    requestHeader: any;
}>(loader: T, parentHeaders?: HeadersInit): T;
export declare function createFileLoader(manager?: LoadingManager): FileLoader;
export declare function createImageLoader(manager?: LoadingManager): ImageLoader;
/** @internal Preserve the historical shared imageLoader FileLoader/Blob transport. */
export declare function createFileImageLoader(manager?: LoadingManager): ImageLoader;
export declare function createTextureLoader(manager?: LoadingManager): TextureLoader;
export declare function createCubeTextureLoader(manager?: LoadingManager): CubeTextureLoader;
export declare function configureGLTFLoader(loader: GLTFLoader): GLTFLoader;
export declare function configureDRACOLoader(loader: DRACOLoader): DRACOLoader;
export declare function configureKTX2Loader(loader: KTX2Loader): KTX2Loader;