randiny/dist/SimplexNoise.d.ts

<h1 style="margin-bottom: 0">Randiny</h1> <h2 style="font-size: 14px; margin-top: 0">A pseudo random number generator, capable of generating random numbers, and noise maps.</h2>

import RNG from "./RNG";
import RandomNumber from "./RandomNumber";
/**
 * A random() function, must return a number in the interval [0,1), just like Math.random().
 */
export type RandomFn = () => number;
/**
 * Samples the noise field in two dimensions
 *
 * Coordinates should be finite, bigger than -2^31 and smaller than 2^31.
 * @param x
 * @param y
 * @returns a number in the interval [-1, 1]
 */
export type NoiseFunction2D = (x: number, y: number) => RandomNumber;
export declare function createNoise2D(rng: RNG): NoiseFunction2D;
/**
 * Samples the noise field in three dimensions
 *
 * Coordinates should be finite, bigger than -2^31 and smaller than 2^31.
 * @param x
 * @param y
 * @param z
 * @returns a number in the interval [-1, 1]
 */
export type NoiseFunction3D = (x: number, y: number, z: number) => RandomNumber;
/**
 * Creates a 3D noise function
 * @returns {NoiseFunction3D}
 */
export declare function createNoise3D(rng: RNG): NoiseFunction3D;
/**
 * Builds a random permutation table.
 * This is exported only for (internal) testing purposes.
 * Do not rely on this export.
 * @private
 */
export declare function buildPermutationTable(rng: RNG): Uint8Array;
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