Random

class · pocketmine\utils\Random · source

XorShift128Engine Random Number Noise, used for fast seeded values Most of the code in this class was adapted from the XorShift128Engine in the php-random library.

Constants

W

public const W = 88675123

X

public const X = 123456789

Y

public const Y = 362436069

Z

public const Z = 521288629

Properties

$seed protected

protected int $seed

Methods

__construct()

public function __construct(int $seed = -1)

getSeed()

public function getSeed() : int

nextBoolean()

public function nextBoolean() : bool

Returns a random boolean

nextBoundedInt()

public function nextBoundedInt(int $bound) : int

nextFloat()

public function nextFloat() : float

Returns a float between 0.0 and 1.0 (inclusive)

nextInt()

public function nextInt() : int

Returns an 31-bit integer (not signed)

nextRange()

public function nextRange(int $start = 0, int $end = 0x7fffffff) : int

Returns a random integer between $start and $end

nextSignedFloat()

public function nextSignedFloat() : float

Returns a float between -1.0 and 1.0 (inclusive)

nextSignedInt()

public function nextSignedInt() : int

Returns a 32-bit integer (signed)

setSeed()

public function setSeed(int $seed) : void