public void GetVerticalFieldOfView() { PerspectiveCamera camera = new PerspectiveCamera { Position = new Point3D(0, 0, 100), LookDirection = new Vector3D(0, 0, -1), UpDirection = new Vector3D(0, 1, 0) }; Assert.AreEqual(45.0, camera.GetVerticalFieldOfView(100, 100)); }