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C#-Quelltext

public class Game1 : Microsoft.Xna.Framework.Game
{
    GraphicsDeviceManager graphics;
    SpriteBatch spriteBatch;
    Motion motion;
    Texture2D Ball;
    Vector2 BallPos = new Vector2(400, 300);
    Vector2 BallVelocity;

    void motion_CurrentValueChanged(object sender, SensorReadingEventArgs<MotionReading> e)
    {
        UpdateUI(e.SensorReading);
    }

    private void UpdateUI(MotionReading e)
    {               
        float accelerometerX = e.DeviceAcceleration.X;
        float accelerometerY = e.DeviceAcceleration.Y;
        BallPos = new Vector2(BallPos.X +accelerometerX*30f, BallPos.Y + accelerometerY*30f);
    }

    public Game1()
    {
        graphics = new GraphicsDeviceManager(this);
        Content.RootDirectory = "Content";
        TargetElapsedTime = TimeSpan.FromTicks(333333);
        InactiveSleepTime = TimeSpan.FromSeconds(1);
        graphics.IsFullScreen = true;
    }

    protected override void Initialize()
    {
        if (Motion.IsSupported)
        {
            motion = new Motion();
            motion.TimeBetweenUpdates = TimeSpan.FromMilliseconds(20);
            motion.CurrentValueChanged += new EventHandler<SensorReadingEventArgs<MotionReading>>(motion_CurrentValueChanged);
            motion.Start();
        }

        base.Initialize();
    }


    protected override void LoadContent()
    {
        spriteBatch = new SpriteBatch(GraphicsDevice);
        Message = Content.Load<SpriteFont>("Arial");
        Ball = Content.Load<Texture2D>("ballbig");
    }

    protected override void Update(GameTime gameTime)
    {

        base.Update(gameTime);
    }

    protected override void Draw(GameTime gameTime)
    {
        GraphicsDevice.Clear(Color.CornflowerBlue);

        spriteBatch.Begin();
          spriteBatch.Draw(Ball, BallPos, null, Color.White, 0, new Vector2(Ball.Width/2,Ball.Height/2), 1f, SpriteEffects.None,1);          
        spriteBatch.End();

        base.Draw(gameTime);
    }
}

C#-Quelltext

  private void UpdateUI(MotionReading e)
    {               
        float accelerometerX = e.DeviceAcceleration.X;
        float accelerometerY = e.DeviceAcceleration.Y;
        speed.X += accelReading.X;
        speed.Y += -accelReading.Y;
        BallPos.X += speed.X * etms;
        BallPos.Y += speed.Y * etms;
    }

C#-Quelltext

   protected override void Update(GameTime gameTime)
        {
            etms = gameTime.ElapsedGameTime.Milliseconds;
            base.Update(gameTime);
        }

C#-Quelltext

 private void UpdateUI(MotionReading e)
    {               
        float accelerometerX = e.DeviceAcceleration.X;
        float accelerometerY = e.DeviceAcceleration.Y;
        speed.X += accelReading.X;
        speed.Y += -accelReading.Y;
        BallPos.X += speed.X *0.01f;
        BallPos.Y += speed.Y *0.01f;
    }

C#-Quelltext

 spriteBatch.Draw(Ball, BallPos, null, Color.White, 0, new Vector2(Ball.Width/2,Ball.Height/2), 1f, SpriteEffects.None,1);