import { Fetcher } from "../../utils/ajax";
import { PBMGaussianSplattingObject } from '../objects/pbmGaussianSplattingObject';
import { LoadResultType } from './shared';
/**
 * 加载spz格式的数据
 * @returns Promise<PBMGSObject>
 */
export declare function parseSpz(fileBytes: Uint8Array | ArrayBuffer): Promise<PBMGaussianSplattingObject>;
export declare function loadSpz(url: string, options?: {
    modelUpAxis?: 'Y' | 'Z';
    upAxis?: 'Y' | 'Z';
    fetcher?: Fetcher;
    onDownloadProgress?: (percent: number, loaded?: number, total?: number) => void;
}): Promise<LoadResultType>;