protected override void HandlePointerEventRaised(PointerArgs args)
{
base.HandlePointerEventRaised(args);
if (SelectedInteractable == null)
{
return;
}
if (args.Identifier != Identifier &&
(args.PointerEvent == PointerEvent.Select || args.PointerEvent == PointerEvent.Unselect))
{
Pose toPose = PoseUtils.Multiply(_trackedGripPose, _snapOffset);
if (SelectedInteractable.ResetGrabOnGrabsUpdated)
{
if (SelectedInteractable.CalculateBestPose(toPose, Hand.Scale, Hand.Handedness,
ref _cachedBestHandPose, ref _cachedBestSnapPoint,
out bool usesHandPose, out float poseScore))
{
bool usePinchPoint = _currentSnap.SnappedToPinch;
HandPose handPose = usesHandPose ? _cachedBestHandPose : null;
_currentSnap.Set(SelectedInteractable, handPose, _cachedBestSnapPoint, usePinchPoint);
}
}
Pose fromPose = _currentSnap.WorldSnapPose;
_movement = SelectedInteractable.GenerateMovement(fromPose, toPose);
SelectedInteractable.PointableElement.ProcessPointerEvent(
new PointerArgs(Identifier, PointerEvent.Move, fromPose));
}
}
protected virtual void ComputeBestSnapAddress(ref SnapAddress snapAddress)
{
IEnumerable<HandGrabInteractable> interactables = HandGrabInteractable.Registry.List(this);
float bestFingerScore = -1f;
float bestPoseScore = -1f;
foreach (HandGrabInteractable interactable in interactables)
{
float fingerScore = 1.0f;
if (!HandGrab.ComputeShouldSelect(this, interactable, out GrabTypeFlags selectingGrabTypes))
{
fingerScore = HandGrab.ComputeHandGrabScore(this, interactable, out selectingGrabTypes);
}
if (fingerScore < bestFingerScore)
{
continue;
}
bool usePinchPoint = CanSnapToPinchPoint(interactable, selectingGrabTypes);
Pose grabPoint = usePinchPoint ? _trackedPinchPose : _trackedGripPose;
bool poseFound = interactable.CalculateBestPose(grabPoint, Hand.Scale, Hand.Handedness,
ref _cachedBestHandPose, ref _cachedBestSnapPoint,
out bool usesHandPose, out float poseScore);
if (!poseFound)
{
continue;
}
if (fingerScore > bestFingerScore
|| poseScore > bestPoseScore)
{
bestFingerScore = fingerScore;
bestPoseScore = poseScore;
HandPose handPose = usesHandPose ? _cachedBestHandPose : null;
snapAddress.Set(interactable, handPose, _cachedBestSnapPoint, usePinchPoint);
}
}
if (bestFingerScore < 0)
{
snapAddress.Clear();
}
}
