import { ISystem } from '../..';
import { AABB } from '../../shape/AABB';
import { Mask } from '../../shape/Frustum';
import { Plane } from '../../shape/Plane';
import { IView } from '../renderer/IRendererService';
export declare class MeshSystem implements ISystem {
    private readonly mesh;
    private readonly cullable;
    private readonly geometry;
    private readonly hierarchy;
    private readonly transform;
    private planes;
    setFrustumPlanes(planes: Plane[]): void;
    execute(views: IView[]): Promise<void>;
    tearDown(): void;
    /**
     *
     * @see「Optimized View Frustum Culling Algorithms for Bounding Boxes」
     * @see https://github.com/antvis/GWebGPUEngine/issues/3
     *
     * * 基础相交测试 the basic intersection test
     * * 标记 masking @see https://cesium.com/blog/2015/08/04/fast-hierarchical-culling/
     * * TODO: 平面一致性测试 the plane-coherency test
     * * TODO: 支持 mesh 指定自身的剔除策略，参考 Babylon.js @see https://doc.babylonjs.com/how_to/optimizing_your_scene#changing-mesh-culling-strategy
     *
     * @param aabb aabb
     * @param parentPlaneMask mask of parent
     * @param planes planes of frustum
     */
    computeVisibilityWithPlaneMask(aabb: AABB, parentPlaneMask: Mask, planes: Plane[]): Mask.OUTSIDE | Mask;
}