import * as THREE from 'three';
import type { PointCloudPlacement } from './pointCloudPlacement';
import type { PointCloudSource } from './pointCloudSource';
export interface PointCloudOctreeLike extends THREE.Object3D {
    dispose?: () => void;
    showBoundingBox?: boolean;
    updateBoundingBoxes?: () => void;
}
/** The rendering engine behind a cloud, injected so the registry can be tested without WebGL. */
export interface PointCloudEngine {
    pointBudget: number;
    load(fileName: string, baseUrl: string): Promise<PointCloudOctreeLike>;
    update(clouds: PointCloudOctreeLike[], camera: THREE.Camera, renderer: unknown): {
        numVisiblePoints: number;
        streaming: boolean;
    };
    pick(clouds: PointCloudOctreeLike[], camera: THREE.Camera, renderer: unknown, ray: THREE.Ray, pickWindowSize: number): THREE.Vector3 | null;
    dispose(): void;
}
export interface LoadedPointCloud {
    id: string;
    name?: string;
    root: THREE.Group;
    octree: PointCloudOctreeLike;
    placement: PointCloudPlacement;
}
export declare function pointCloudRootName(id: string): string;
export declare class PointCloudRegistry {
    private readonly scene;
    private readonly engine;
    private readonly source;
    private readonly clouds;
    private readonly pending;
    constructor(deps: {
        scene: THREE.Object3D;
        engine: PointCloudEngine;
        source: PointCloudSource;
    });
    add(id: string, placement?: PointCloudPlacement): Promise<LoadedPointCloud>;
    private loadCloud;
    list(): LoadedPointCloud[];
    get(id: string): LoadedPointCloud | undefined;
    setPlacement(id: string, placement: PointCloudPlacement): void;
    setVisible(id: string, visible: boolean): void;
    remove(id: string): void;
    dispose(): void;
    private applyPlacement;
}
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