public static void UpdateStars()
{
for (int index = 0; index < Main.numStars; ++index)
{
Main.star[index].twinkle += Main.star[index].twinkleSpeed;
if (Main.star[index].twinkle > 1.0)
{
Main.star[index].twinkle = 1f;
Main.star[index].twinkleSpeed *= -1f;
}
else if (Main.star[index].twinkle < 0.5)
{
Main.star[index].twinkle = 0.5f;
Main.star[index].twinkleSpeed *= -1f;
}
Main.star[index].rotation += Main.star[index].rotationSpeed;
if (Main.star[index].rotation > 6.28)
Main.star[index].rotation -= 6.28f;
if (Main.star[index].rotation < 0.0)
Main.star[index].rotation += 6.28f;
}
}
}