/// <summary> /// Initializes a new instance of the <see cref="PerlinNoise"/> class. /// </summary> /// <param name="seed">Seed for generating permutaion.</param> public PerlinNoise(int seed) { var random = new UniformRNG((ulong)seed); for (int i = 0; i < 256; i++) { _p[i + 256] = _p[i] = (byte)(random.NextUInt32() % 256); } }