import { Vector3 } from './Vector3';
import type { Sphere } from './Sphere';
import type { Triangle } from './Triangle';
import type { Matrix4 } from './Matrix4';
declare class Box3 {
    readonly isBox3 = true;
    min: Vector3;
    max: Vector3;
    constructor(min?: Vector3, max?: Vector3);
    set(min: Vector3, max: Vector3): this;
    setFromArray(array: number[]): this;
    setFromPoints(points: Vector3[]): this;
    setFromCenterAndSize(center: Vector3, size: Vector3): this;
    clone(): Box3;
    copy(box: Box3): this;
    makeEmpty(): this;
    isEmpty(): boolean;
    getCenter(target?: Vector3): Vector3;
    getSize(target?: Vector3): Vector3;
    expandByPoint(point: Vector3): this;
    expandByVector(vector: Vector3): this;
    expandByScalar(scalar: number): this;
    containsPoint(point: Vector3): boolean;
    containsBox(box: Box3): boolean;
    getParameter(point: Vector3, target?: Vector3): Vector3;
    intersectsBox(box: Box3): boolean;
    intersectsSphere(sphere: Sphere): boolean;
    intersectsTriangle(triangle: Triangle): boolean;
    clampPoint(point: Vector3, target?: Vector3): Vector3;
    distanceToPoint(point: Vector3): number;
    getBoundingSphere(target: Sphere): Sphere;
    intersect(box: Box3): this;
    union(box: Box3): this;
    applyMatrix4(matrix: Matrix4): this;
    translate(offset: Vector3): this;
    equals(box: Box3): boolean;
}
export { Box3 };