private SnowFlake GenerateParticle()
{
var sprite = new SnowFlake(_snowFlakeParticle);
var xPosition = MathUtilities.Random.Next(_snowingBounds.X, _snowingBounds.Width);
var ySpeed = MathUtilities.Random.Next(70, 75) / 100f;
sprite.Position = new Vector2(xPosition, -sprite.Bounds.Height);
sprite.Opacity = (float)MathUtilities.Random.NextDouble();
sprite.Velocity = new Vector2(0, ySpeed);
return(sprite);
}
private bool IsOnScreen(SnowFlake snowFlake)
{
return(snowFlake.Position.Y <= (_snowingBounds.Y + _snowingBounds.Height + 10));
}