import { AbstractMesh, Camera, PickingInfo, Ray, Scene, Vector3 } from '@babylonjs/core';
import { GameEntity } from "../classes/entity.d.ts";
import { GameEntityManager } from "../managers/entity.d.ts";
export interface EntityPickResult {
    entity: GameEntity;
    point: Vector3;
    distance: number;
    normal: Vector3;
    mesh: AbstractMesh;
    pickingInfo: PickingInfo;
}
export interface EntityPickFilter {
    type?: string;
    tags?: string[];
    predicate?: (entity: GameEntity) => boolean;
}
export declare class RaycastHelper {
    private _entityManager;
    constructor(entityManager: GameEntityManager);
    pickEntity(scene: Scene, x: number, y: number, filter?: EntityPickFilter): EntityPickResult | null;
    pickEntities(scene: Scene, x: number, y: number, filter?: EntityPickFilter): EntityPickResult[];
    pickEntityWithRay(scene: Scene, ray: Ray, filter?: EntityPickFilter): EntityPickResult | null;
    pickEntitiesWithRay(scene: Scene, ray: Ray, filter?: EntityPickFilter): EntityPickResult[];
    pickEntityForward(scene: Scene, camera: Camera, maxDistance?: number, filter?: EntityPickFilter): EntityPickResult | null;
    private _toEntityResult;
}