reset method

void reset()

Implementation

void reset() {
  final random = Random();
  x = random.nextDouble() * screenSize.width;
  y = random.nextDouble() * screenSize.height;
  speedX = random.nextDouble() * (isStrongWind ? 4 : 2) + 1;
  speedY = random.nextDouble() - 0.5;
  size = random.nextDouble() * 4 + 2;
  opacity = random.nextDouble() * 0.5 + 0.2;
}