/// <summary>
/// This is called when the game should draw itself.
/// </summary>
/// <param name="gameTime">Provides a snapshot of timing values.</param>
protected override void Draw(GameTime gameTime)
{
GraphicsDevice.Clear(Color.Black);
spriteBatch.Begin();
//draw code below this
spaceShip.Draw(spriteBatch);
monsters.Draw(spriteBatch);
gameState.Draw(spriteBatch);
//draw code over this
spriteBatch.End();
base.Draw(gameTime);
}