/** A simple bounding box defined by 4 coordinates: xMin, yMin, xMax, yMax */
export declare class BBox {
    xMin: number;
    yMin: number;
    xMax: number;
    yMax: number;
    constructor(xMin: number, yMin: number, xMax: number, yMax: number);
    mergeBbox(bbox: BBox): BBox;
}