import { PBMGaussianSplattingObject } from "../../model/objects/pbmGaussianSplattingObject";
declare class RenderData {
    dataChanged: boolean;
    transformsChanged: boolean;
    readonly generation: number;
    splatIndices: Map<PBMGaussianSplattingObject, number>;
    offsets: Map<PBMGaussianSplattingObject, number>;
    data: Uint32Array;
    /** 全精度（float32）物体坐标系中心位置，RGB 布局（每 texel 3 个 float = xyz），用于规避 fp16 量化锯齿 */
    positionData: Float32Array;
    width: number;
    height: number;
    transforms: Float32Array;
    transformsWidth: number;
    transformsHeight: number;
    transformIndices: Uint32Array;
    transformIndicesWidth: number;
    transformIndicesHeight: number;
    layerIndices: Uint32Array;
    layerIndicesWidth: number;
    layerIndicesHeight: number;
    layerKeys: string[];
    layerKeyToIndex: Map<string, number>;
    objectLayerIndices: Map<PBMGaussianSplattingObject, number>;
    positions: Float32Array;
    rotations: Float32Array;
    scales: Float32Array;
    numPoints: number;
    worker: Worker;
    sh1?: Float32Array;
    sh2?: Float32Array;
    sh3?: Float32Array;
    maxShDegree: number;
    initialBuildComplete: boolean;
    pendingInitialBuildCount: number;
    readonly readyPromise: Promise<void>;
    sortDataReleased: boolean;
    aggregatedDataReleased: boolean;
    shDataReleased: boolean;
    indexDataReleased: boolean;
    disposed: boolean;
    private resolveReadyPromise;
    private objectsInOrder;
    static warmupWasm(): void;
    constructor(pbmGSObjects: PBMGaussianSplattingObject[], generation?: number);
    updateTransform(pbmGSObject: PBMGaussianSplattingObject): void;
    /** 释放仅用于排序的 CPU 端冗余数组（positions/rotations/scales），降低内存占用 */
    releaseSortData(): void;
    /** 释放 CPU 端聚合数组（data/transformIndices/layerIndices/SH），纹理已持有 GPU 端数据 */
    releaseAggregatedData(): void;
    /** 释放 SH CPU 端数据（createSHTexture 完成后调用，GPU 纹理已持有数据） */
    releaseSHData(): void;
    /** 释放 transformIndices/layerIndices CPU 端数据（纹理已创建且 sortData 已上传后调用） */
    releaseIndexData(): void;
    /** 从各 PBMGaussianSplattingObject 重新聚合世界坐标排序数据（当排序数据已释放但需要重新上传时调用） */
    rebuildSortData(): Promise<void>;
    getObjectsInOrder(): readonly PBMGaussianSplattingObject[];
    canIncrementalAppend(nextObjects: PBMGaussianSplattingObject[]): boolean;
    appendObjects(objectsToAppend: PBMGaussianSplattingObject[]): Promise<boolean>;
    buildImmediate(wasmModule: any, splat: PBMGaussianSplattingObject): void;
    private expandFloat32Array;
    private expandUint32Array;
    getSplat(index: number): PBMGaussianSplattingObject | null;
    getLocalIndex(splat: PBMGaussianSplattingObject, index: number): number;
    dispose(): void;
    private completeInitialBuild;
}
export { RenderData };