public void Update(GameTime gameTime) { // Simple movement if (Keyboard.GetState().IsKeyDown(Keys.Up)) position.Y -= speed; if (Keyboard.GetState().IsKeyDown(Keys.Down)) position.Y += speed; if (Keyboard.GetState().IsKeyDown(Keys.Left)) position.X -= speed; if (Keyboard.GetState().IsKeyDown(Keys.Right)) position.X += speed; }