static private IEnumerator SimulateAnchorPos(RectTransform inTransform, Runtime inRuntime)
{
Vector3 currentPos;
Vector3 deltaPos;
float dt, dt2, damp;
while (inRuntime.Duration > 0)
{
dt = Routine.DeltaTime;
dt2 = dt * dt;
damp = inRuntime.Damping == 0 ? 1 : TweenUtil.LerpDecay(inRuntime.Damping, 1, dt);
deltaPos.x = deltaPos.y = deltaPos.z = 0;
VectorUtil.Add(ref deltaPos, inRuntime.Velocity, dt);
VectorUtil.Add(ref deltaPos, inRuntime.Acceleration, 0.5f * dt2);
VectorUtil.Add(ref deltaPos, inRuntime.Gravity, 0.5f * dt2);
currentPos = inTransform.anchoredPosition3D;
VectorUtil.Add(ref currentPos, deltaPos);
inTransform.anchoredPosition3D = currentPos;
VectorUtil.Add(ref inRuntime.Velocity, inRuntime.Acceleration, dt);
VectorUtil.Add(ref inRuntime.Velocity, inRuntime.Gravity, dt);
VectorUtil.Multiply(ref inRuntime.Velocity, damp);
inRuntime.Duration -= dt;
if (inRuntime.Callback != null)
{
inRuntime.Callback(inTransform, currentPos, inRuntime.Velocity);
}
yield return(null);
}
}
static private IEnumerator Simulate(Transform inTransform, Runtime inRuntime)
{
Vector3 currentEuler = inTransform.GetRotation(Axis.XYZ, inRuntime.Space);
Vector3 deltaEuler;
float dt, dt2, damp;
while (inRuntime.Duration > 0)
{
dt = Routine.DeltaTime;
dt2 = dt * dt;
damp = inRuntime.Damping == 0 ? 1 : TweenUtil.LerpDecay(inRuntime.Damping, 1, dt);
deltaEuler.x = deltaEuler.y = deltaEuler.z = 0;
VectorUtil.Add(ref deltaEuler, inRuntime.Velocity, dt);
VectorUtil.Add(ref deltaEuler, inRuntime.Acceleration, 0.5f * dt2);
VectorUtil.Add(ref currentEuler, deltaEuler);
inTransform.SetRotation(currentEuler, Axis.XYZ, inRuntime.Space);
VectorUtil.Add(ref inRuntime.Velocity, inRuntime.Acceleration, dt);
VectorUtil.Multiply(ref inRuntime.Velocity, damp);
inRuntime.Duration -= dt;
if (inRuntime.Callback != null)
{
inRuntime.Callback(inTransform, currentEuler, inRuntime.Velocity);
}
yield return(null);
}
}
