public function __construct(Random $random, $octaves, $persistence, $expansion = 1) { parent::__construct($random, $octaves, $persistence, $expansion); $this->offsetW = $random->nextFloat() * 256; self::$SQRT_3 = sqrt(3); self::$SQRT_5 = sqrt(5); self::$F2 = 0.5 * (self::$SQRT_3 - 1); self::$G2 = (3 - self::$SQRT_3) / 6; self::$G22 = self::$G2 * 2.0 - 1; self::$F3 = 1.0 / 3.0; self::$G3 = 1.0 / 6.0; self::$F4 = (self::$SQRT_5 - 1.0) / 4.0; self::$G4 = (5.0 - self::$SQRT_5) / 20.0; self::$G42 = self::$G4 * 2.0; self::$G43 = self::$G4 * 3.0; self::$G44 = self::$G4 * 4.0 - 1.0; }
public function __construct(Random $random, $octaves, $frequency, $amplitude) { parent::__construct($random, $octaves, $frequency, $amplitude); $this->offsetW = $random->nextFloat() * 256; self::$SQRT_3 = \sqrt(3); self::$SQRT_5 = \sqrt(5); self::$F2 = 0.5 * (self::$SQRT_3 - 1); self::$G2 = (3 - self::$SQRT_3) / 6; self::$G22 = self::$G2 * 2.0 - 1; self::$F3 = 1.0 / 3.0; self::$G3 = 1.0 / 6.0; self::$F4 = (self::$SQRT_5 - 1.0) / 4.0; self::$G4 = (5.0 - self::$SQRT_5) / 20.0; self::$G42 = self::$G4 * 2.0; self::$G43 = self::$G4 * 3.0; self::$G44 = self::$G4 * 4.0 - 1.0; }