public void CheckDefaultValues()
{
var animation = new QuaternionFromToByAnimation();
Assert.AreEqual(TimeSpan.FromSeconds(1.0), animation.Duration);
Assert.AreEqual(FillBehavior.Hold, animation.FillBehavior);
Assert.IsNull(animation.TargetProperty);
Assert.IsFalse(animation.From.HasValue);
Assert.IsFalse(animation.To.HasValue);
Assert.IsFalse(animation.By.HasValue);
Assert.IsFalse(animation.IsAdditive);
Assert.IsNull(animation.EasingFunction);
}
public void AnimateUsingDefaults()
{
var defaultSource = _random.NextQuaternion();
var defaultTarget = _random.NextQuaternion();
var animation = new QuaternionFromToByAnimation();
animation.From = null;
animation.To = null;
animation.By = null;
Assert.AreEqual(defaultSource, animation.GetValue(TimeSpan.FromSeconds(0.0), defaultSource, defaultTarget));
Assert.IsTrue(Quaternion.AreNumericallyEqual(InterpolationHelper.Lerp(defaultSource, defaultTarget, 0.75f), animation.GetValue(TimeSpan.FromSeconds(0.75), defaultSource, defaultTarget)));
Assert.AreEqual(defaultTarget, animation.GetValue(TimeSpan.FromSeconds(1.0), defaultSource, defaultTarget));
}
public void ShouldIgnoreByIfToIsSet()
{
var defaultSource = _random.NextQuaternion();
var defaultTarget = _random.NextQuaternion();
var to = _random.NextQuaternion();
var by = _random.NextQuaternion();
var animation = new QuaternionFromToByAnimation();
animation.From = null;
animation.To = to;
animation.By = by;
Assert.AreEqual(defaultSource, animation.GetValue(TimeSpan.FromSeconds(0.0), defaultSource, defaultTarget));
Assert.IsTrue(Quaternion.AreNumericallyEqual(InterpolationHelper.Lerp(defaultSource, to, 0.75f), animation.GetValue(TimeSpan.FromSeconds(0.75), defaultSource, defaultTarget)));
Assert.AreEqual(to, animation.GetValue(TimeSpan.FromSeconds(1.0), defaultSource, defaultTarget));
}
public void AnimateFromTo()
{
var defaultSource = _random.NextQuaternion();
var defaultTarget = _random.NextQuaternion();
var from = _random.NextQuaternion();
var to = _random.NextQuaternion();
var by = _random.NextQuaternion();
var animation = new QuaternionFromToByAnimation();
animation.From = from;
animation.To = to;
animation.By = null;
Assert.AreEqual(from, animation.GetValue(TimeSpan.FromSeconds(0.0), defaultSource, defaultTarget));
Assert.IsTrue(Quaternion.AreNumericallyEqual(InterpolationHelper.Lerp(from, to, 0.75f), animation.GetValue(TimeSpan.FromSeconds(0.75), defaultSource, defaultTarget)));
Assert.AreEqual(to, animation.GetValue(TimeSpan.FromSeconds(1.0), defaultSource, defaultTarget));
}
