import { Vector3 } from 'three';
import { HeightmapEnvSettings, WorldSeeds } from '../config/WorldEnv.js';
import { Biome, BiomeInfluence } from './Biome.js';
import { NoiseSampler } from './NoiseSampler.js';
/**
 * # HeightMaps
 * - `Heightmap`: terrain elevation with threshold for ocean, beach, riff, lands, mountains ..
 *  Specifies overall terrain shape and how far inland.
 * - `Amplitude` modulation (or erosion)
 * modulating terrain amplitude, to produce variants like flat, hilly lands, ..
 * - (TODO): higher density noise to make rougher terrain with quick variation
 *
 */
export declare class Heightmap {
    parent: any;
    compositor: import("./NoiseComposition.js").Compositor;
    heightmap: NoiseSampler;
    amplitude: NoiseSampler;
    biome: Biome;
    constructor(biome: Biome, envSettings: HeightmapEnvSettings, worldSeeds: WorldSeeds);
    applyModulation(input: Vector3, initialVal: number, threshold: number): number;
    getRawVal(blockPos: Vector3): number;
    /**
     *
     * @param blockData
     * @param includeSea
     * @returns
     */
    getGroundLevel(blockPos: Vector3, rawVal?: number, biomeInfluence?: BiomeInfluence): number;
}