/**
 * Returns the bounding box of a (non-rotated) rectangle
 */
export declare const boundingBox: (x: number, y: number, width: number, height: number, xBound: number, yBound: number) => {
    top: number;
    bottom: number;
    left: number;
    right: number;
};
/**
 * Rasterizes a (non-rotated) rectangle to scanlines
 */
export declare const toScanlines: (x: number, y: number, width: number, height: number, xBound: number, yBound: number) => number[][];