import { IPoint, IPointData, ObservablePoint, Point } from '@pixi/math';
export declare class Point3d extends Point {
    z: number;
    constructor(x?: number, y?: number, z?: number);
    set(x?: number, y?: number, z?: number): this;
    copyFrom(p: IPointData): this;
    copyTo<T extends IPoint>(p: T): T;
}
export declare class ObservablePoint3d extends ObservablePoint {
    _z: number;
    get z(): number;
    set z(value: number);
    set(x?: number, y?: number, z?: number): this;
    copyFrom(p: IPointData): this;
    copyTo<T extends IPoint>(p: T): T;
}