import type { XYNumber } from '../XYNumber.ts';
/**
 * Normalize a scalar or XYNumber to an XYNumber, duplicating the scalar to both axes.
 * @param input - scalar number or existing XYNumber.
 * @returns an XYNumber with x and y components.
 */
export declare function ensureXYNumber(input: number | XYNumber): XYNumber;
//# sourceMappingURL=ensureXY.d.ts.map