protected override void OnEnable()
{
base.OnEnable();
handBounds = GetComponent <HandBounds>();
// Initially no hands are tacked or active.
trackedController = null;
OnLastHandLost.Invoke();
OnHandDeactivate.Invoke();
}
/// <inheritdoc />
public override void SolverUpdate()
{
if (SolverHandler.TrackedTargetType != TrackedObjectType.HandJoint &&
SolverHandler.TrackedTargetType != TrackedObjectType.ControllerRay)
{
Debug.LogWarning("Solver HandConstraint requires TrackedObjectType of type HandJoint or ControllerRay");
return;
}
var prevTrackedController = trackedController;
if (SolverHandler.CurrentTrackedHandedness != Handedness.None)
{
trackedController = GetController(SolverHandler.CurrentTrackedHandedness);
bool isValidController = IsValidController(trackedController);
if (!isValidController)
{
// Attempt to switch by hands by asking solver handler to prefer the other controller if available
SolverHandler.PreferredTrackedHandedness = SolverHandler.CurrentTrackedHandedness.GetOppositeHandedness();
SolverHandler.RefreshTrackedObject();
trackedController = GetController(SolverHandler.CurrentTrackedHandedness);
isValidController = IsValidController(trackedController);
if (!isValidController)
{
trackedController = null;
}
}
if (isValidController && SolverHandler.TransformTarget != null)
{
if (updateWhenOppositeHandNear || !IsOppositeHandNear(trackedController))
{
GoalPosition = CalculateGoalPosition();
GoalRotation = CalculateGoalRotation();
}
}
}
else
{
trackedController = null;
}
// Calculate if events should be fired
var newHandedness = trackedController == null ? Handedness.None : trackedController.ControllerHandedness;
if (previousHandedness.IsNone() && !newHandedness.IsNone())
{
// Toggle cursor off for hand that is going to suppor the hand menu
StartCoroutine(ToggleCursors(trackedController, false, true));
OnFirstHandDetected.Invoke();
OnHandActivate.Invoke();
}
else if (!previousHandedness.IsNone() && newHandedness.IsNone())
{
// Toggle cursors back on for the hand that is no longer supporting the solver
StartCoroutine(ToggleCursors(prevTrackedController, true));
// toggle cursor on for trackedHand
OnLastHandLost.Invoke();
OnHandDeactivate.Invoke();
}
else if (previousHandedness != newHandedness)
{
// Switching controllers. Toggle cursors back on for the previous controller and toggle off for the new supported controller
StartCoroutine(ToggleCursors(prevTrackedController, true));
StartCoroutine(ToggleCursors(trackedController, false, true));
OnHandDeactivate.Invoke();
OnHandActivate.Invoke();
}
previousHandedness = newHandedness;
UpdateWorkingPositionToGoal();
UpdateWorkingRotationToGoal();
}