/**
 * Retrieve a VOI LUT mapping function given the current windowing settings
 * and the VOI LUT for the image
 *
 * @param {Number} windowWidth Window Width
 * @param {Number} windowCenter Window Center
 * @param {LUT} [voiLUT] Volume of Interest Lookup Table Object
 * @param {Boolean} roundModalityLUTValues Do a Math.round of modality lut to compute non linear voilut
 *
 * @return {VOILUTFunction} VOI LUT mapping function
 * @memberof VOILUT
 */
export default function getVOILUT(windowWidth: number, windowCenter: number, voiLUT: any, roundModalityLUTValues: boolean): (modalityLutValue: number) => number;