import { Intersection } from "three";
import { type IRaycastOptions, RaycastOptions } from "../../engine/engine_physics.js";
import { Behaviour } from "../Component.js";
/** Derive from this class to create your own custom Raycaster
 * If you override awake, onEnable or onDisable, be sure to call the base class methods
 * Implement `performRaycast` to perform your custom raycasting logic
 */
export declare abstract class Raycaster extends Behaviour {
    awake(): void;
    onEnable(): void;
    onDisable(): void;
    abstract performRaycast(_opts?: IRaycastOptions | RaycastOptions | null): Intersection[] | null;
}
export declare class ObjectRaycaster extends Raycaster {
    private targets;
    private raycastHits;
    ignoreSkinnedMeshes: boolean;
    start(): void;
    performRaycast(opts?: IRaycastOptions | RaycastOptions | null): Intersection[] | null;
}
export declare class GraphicRaycaster extends ObjectRaycaster {
    constructor();
}
export declare class SpatialGrabRaycaster extends Raycaster {
    /**
     * Use to disable SpatialGrabRaycaster globally
     */
    static allow: boolean;
    performRaycast(_opts?: IRaycastOptions | RaycastOptions | null): Intersection[] | null;
}