public void TestFunctions()
{
Quaternion2D q = new Quaternion2D();
q.SetIdentity();
Assert.AreEqual(q, new Quaternion2D(0, 1));
q = new Quaternion2D(2, 4);
float l = q.length;
q.Normalize();
Assert.AreEqual(q, new Quaternion2D(2 / l, 4 / l));
q = new Quaternion2D(2, 4);
q.Inverse();
Assert.AreEqual(q, new Quaternion2D(-2, 4));
q.SetIdentity();
q.angle = 0.927295268f;
Assert.AreEqual(q, Quaternion2D.Normalize(new Quaternion2D(2, 4)));
q.SetIdentity();
q.SetFromTo(new Vector2(-1, -3), new Vector2(2, 4));
Assert.AreEqual(q, new Quaternion2D(-0.9974842f, 0.07088902f));
q = Quaternion2D.LookRotation(new Vector2(1, 3));
Assert.AreEqual(q, new Quaternion2D(0.1601822f, 0.9870874f));
}
private void Update()
{
switch (state)
{
case State.Launched:
ProcessLaunching(Time.deltaTime);
break;
case State.Attached:
ProcessUnitPulling(Time.deltaTime);
break;
case State.Retracting:
ProcesRetracting(Time.deltaTime);
break;
}
if (state != State.Retracted)
{
lineRenderer.SetPosition(0, origin.position);
lineRenderer.SetPosition(1, transform.position);
transform.rotation = Quaternion2D.LookRotation(transform.position - origin.position);
}
}
public static void AlignWithRay(this Transform transform, Ray ray)
{
transform.SetPositionAndRotation(ray.origin, Quaternion2D.LookRotation(ray.direction));
}