Создание компонента для отображения FPS

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  public class FrameRateCounter : DrawableGameComponent
    {
        ContentManager content;
        SpriteBatch spriteBatch;
        SpriteFont spriteFont;
 
        int frameRate = 0;
        int frameCounter = 0;
        TimeSpan elapsedTime = TimeSpan.Zero;
 
 
        public FrameRateCounter(Game game)
            : base(game)
        {
            content = new ContentManager(game.Services);
        }
 
 
        protected override void LoadContent()
        {
                spriteBatch = new SpriteBatch(GraphicsDevice);
                spriteFont = content.Load<SpriteFont>("Font");
        }
  
        public override void Update(GameTime gameTime)
        {
            elapsedTime += gameTime.ElapsedGameTime;
 
            if (elapsedTime > TimeSpan.FromSeconds(1))
            {
                elapsedTime -= TimeSpan.FromSeconds(1);
                frameRate = frameCounter;
                frameCounter = 0;
            }
        }
 
 
        public override void Draw(GameTime gameTime)
        {
            frameCounter++;
 
            string fps = string.Format("fps: {0}", frameRate);
 
            spriteBatch.Begin();
 
            spriteBatch.DrawString(spriteFont, fps, new Vector2(33, 33), Color.Black);
            spriteBatch.DrawString(spriteFont, fps, new Vector2(32, 32), Color.White);
 
            spriteBatch.End();
        }
    }

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Components.Add(new FrameRateCounter(this));