import type { Logger } from '../logger';
import { FsMaterial } from './FsMaterial';
export declare class MaterialsManager {
    logger?: Logger;
    registryUrl?: string;
    materialMap: {
        [materialUri: string]: FsMaterial;
    };
    readyGenerators: Set<string>;
    constructor(logger?: Logger, registryUrl?: string);
    loadLocalGenerator(generator: string): Promise<FsMaterial>;
    loadRemoteGenerator(generator: string): Promise<FsMaterial>;
    prepareGenerators(generators: string[]): Promise<void>;
    prepareGlobal(): Promise<void>;
}