import { Box3, Vector3 } from 'three';
import { BiomeLands, BiomeType, LandFields, SpawnElement } from './common_types.js';
export declare const MappingRangeSorter: (item1: LandFields, item2: LandFields) => number;
/**
 * find element with inputVal withing interpolation range
 * @param inputVal
 * @returns
 */
export declare const findMatchingRange: (inputVal: number, noiseMappings: BiomeLands) => number;
export declare const typesNumbering: (types: Record<string, number>, offset?: number) => void;
export declare function reverseMapping<U extends string | number, T extends string | number>(mapping: Record<U, T>): any;
export declare const BiomeNumericType: Record<BiomeType, number>;
export declare const reverseBiomeNumericType: Record<number, BiomeType>;
export declare const pickSpawnedElement: (spawnElements: SpawnElement[], randomIndex: number, maxSpawnSize: number) => string | null;
export declare const adjustItemBounds: (initialBounds: Box3, origin?: Vector3, isOriginCentered?: boolean) => Box3;
export declare function isBrowserEnv(): boolean;
export declare const isWorkerEnv: () => boolean;
export declare const isNotWorkerEnv: () => boolean;