import type { Types } from '@cornerstonejs/core';
declare function mergePolylines(targetPolyline: Types.Point2[], sourcePolyline: Types.Point2[]): Types.Point2[];
declare function subtractPolylines(targetPolyline: Types.Point2[], sourcePolyline: Types.Point2[]): Types.Point2[][];
export { mergePolylines, subtractPolylines };
