import type { DoubleOf, QuadrupleOf } from '../common/types.js';
import { type ArxPolygon, ArxPolygonFlags } from './Polygon.js';
import type { ArxVertex } from './Vertex.js';
export declare function isQuad({ flags }: {
    flags: ArxPolygonFlags;
}): boolean;
export declare function isTiled({ flags }: {
    flags: ArxPolygonFlags;
}): boolean;
export declare function addLightIndex(polygons: ArxPolygon[]): ArxPolygon[];
export declare function getCellCoords([a, b, c]: QuadrupleOf<ArxVertex>): DoubleOf<number>;
/**
 * inclusive: min <= n <= max
 */
export declare function isBetween(min: number, max: number, n: number): boolean;