import { Object3D, Vector3, Matrix4 } from 'three';
import { NamedFunction2, NamedFunction3 } from './_Base';
export declare class vector3AngleTo extends NamedFunction2<[Vector3, Vector3]> {
    static type(): string;
    func(v1: Vector3, v2: Vector3): number;
}
export declare class vector3ProjectOnPlane extends NamedFunction3<[Vector3, Vector3, Vector3]> {
    static type(): string;
    func(src: Vector3, planeNormal: Vector3, target: Vector3): Vector3;
}
export declare class vector3Project extends NamedFunction3<[Vector3, Object3D, Vector3]> {
    static type(): string;
    private _getDefaultCamera;
    func(src: Vector3, object3D: Object3D, target: Vector3): Vector3;
}
export declare class vector3Unproject extends NamedFunction3<[Vector3, Object3D, Vector3]> {
    static type(): string;
    private _getDefaultCamera;
    func(src: Vector3, object3D: Object3D, target: Vector3): Vector3;
}
export declare class vector3ApplyMatrix4 extends NamedFunction3<[Vector3, Matrix4, Vector3]> {
    static type(): string;
    func(src: Vector3, matrix4: Matrix4, target: Vector3): Vector3;
}