protected override void PickupObject(SteamVR_Action_Boolean fromaction, SteamVR_Input_Sources fromsource)
{
if (primaryHand.hoveringInteractable)
{
Takeable takeable = primaryHand.hoveringInteractable.GetComponent <Takeable>();
if (takeable.preTaskObject)
{
takeable.takeObject(primaryHand);
return;
}
grabbedObject = takeable;
initTorsoPosition = hmd.transform.position - new Vector3(0, 0.25f, 0);
initObjDistance = getDistanceFromTorso(grabbedObject.transform.position);
initHandDistance = getDistanceFromTorso(primaryHand.transform.position);
initHandPosition = primaryHand.transform.position;
vectorOffset = grabbedObject.transform.position - (initTorsoPosition +
initObjDistance * ((initHandPosition - initTorsoPosition) / initHandDistance));
renderedRay.gameObject.SetActive(false);
lastScaledHandPos = primaryHand.transform.position;
initHandRot = primaryHand.transform.rotation;
initObjRot = grabbedObject.transform.rotation;
takeable.takeObject(primaryHand);
}
else
{
base.PickupObject(fromaction, fromsource);
}
}
private void GrabOrReleaseObject()
{
// grab object of both grab buttons are pressed
if (pickupPressedPrimaryHand && pickupPressedSecondaryHand)
{
// Record a miss if no object is selected
if (selectionSphere.hoveringInteractable == null)
{
TaskController.Instance.ObjectSelected(null, null, primaryHand);
return;
}
// set grabbed object
grabbedObject = selectionSphere.hoveringInteractable.GetComponent <Takeable>();
// disable hover effect
primaryHand.HoverLock(null);
// set parent of the grabbed object to the selection sphere if it is not a pre task object
if (!grabbedObject.preTaskObject)
{
originalParent = grabbedObject.transform.parent;
grabbedObject.transform.SetParent(selectionSphere.transform);
}
// handle object grabbing (start time measurement etc.)
grabbedObject.takeObject(primaryHand);
}
// release object if currently grabbed
else if (grabbedObject != null)
{
ReleaseObject();
}
}
private void Update()
{
if (!useController && leapServiceProvider.CurrentFrame.Hands.Count > 0)
{
if (primaryHand.mainRenderModel)
{
primaryHand.mainRenderModel.gameObject.SetActive(false);
}
primaryHand.hoverSphereTransform.position = leapServiceProvider.CurrentFrame.Hands[0].PalmPosition.ToVector3();
primaryHand.hoverSphereTransform.rotation = leapServiceProvider.CurrentFrame.Hands[0].Rotation.ToQuaternion();
if (leapServiceProvider.CurrentFrame.Hands[0].GrabStrength > 0.9f)
{
if (!isGrabbing)
{
grabbedThisFrame = true;
isGrabbing = true;
}
}
else
{
isGrabbing = false;
}
if (grabbedThisFrame && grabbedObject == null)
{
if (primaryHand.hoveringInteractable != null)
{
Takeable toGrab = primaryHand.hoveringInteractable.GetComponent <Takeable>();
if (toGrab != null)
{
toGrab.takeObject(primaryHand);
if (!TaskController.Instance.IsSelectionTask())
{
grabbedObject = toGrab;
originalParent = grabbedObject.transform.parent;
grabbedObject.transform.SetParent(primaryHand.hoverSphereTransform);
}
}
}
else
{
TaskController.Instance.ObjectSelected(null, null, primaryHand);
}
}
else if (!isGrabbing)
{
if (grabbedObject != null)
{
grabbedObject.transform.SetParent(originalParent);
grabbedObject.ReleaseObject();
grabbedObject = null;
}
}
}
grabbedThisFrame = false;
}
/// <summary>
/// Grabs the targetable object if it is not a pre selection object.
/// </summary>
private void Grab()
{
if (TaskController.Instance.currentGameObjects.Count == 0)
{
return;
}
if (Time.realtimeSinceStartup - lastFullGrabTime <= rotationModeTimeWindow)
{
rotationMode = true;
rotationLever.gameObject.SetActive(true);
}
Takeable takeable = TaskController.Instance.currentGameObjects[0].GetComponent <Takeable>();
takeable.takeObject(primaryHand);
if (!takeable.preTaskObject && takeable.GetComponent <Interactable>() != null)
{
currentTakeable = takeable;
startGrabObjectPosition = currentTakeable.transform.position;
barMaterial.SetMainColorAlpha(1);
if (!rotationMode)
{
translationLever.gameObject.SetActive(true);
}
}
else
{
// disable grab until the next release so the start task object is
// not grabbed directly after the pre selection task object is grabbed
grabDisabled = true;
}
startGrabHandPosition = GetHandPos();
}
