public override OVRCookedGrabbable GetGrabbable()
{
OVRCookedGrabbable copiedGrabbable = GameObject.Instantiate(grabbablePrefab, transform.position, Quaternion.identity);
copiedGrabbable.GrabbedKinematic = grabbablePrefab.GetComponent <Rigidbody>().isKinematic;
Debug.Log($"Created new copied grabbable. Kinematic: {copiedGrabbable.GrabbedKinematic}");
return(copiedGrabbable);
}
private void OnTriggerEnter(Collider other)
{
if (other.gameObject.layer == LayerMask.NameToLayer("ingredient"))
{
OVRCookedGrabbable g = other.GetComponent <OVRCookedGrabbable>();
if (g.isGrabbed)
{
Debug.Log($"Force release {g.name}");
g.grabbedBy.ForceRelease(g, true);
}
AddIngredient(other.GetComponent <Ingredient>());
Destroy(other.gameObject);
}
}
public void EmptyAndResetPlate()
{
// reset plate content
foodObject.SetActive(false);
content = null;
ContentChanged?.Invoke(content);
// if object is grabbed, force release before resetting, otherwise grab system will keep controlling its transform
OVRCookedGrabbable g = GetComponent <OVRCookedGrabbable>();
if (g.isGrabbed)
{
g.grabbedBy.ForceRelease(g);
}
// reset plate to original position
GetComponent <ResettableTransform>().Reset();
}
protected override void GrabBegin()
{
float closestMagSq = float.MaxValue;
OVRCookedGrabbable closestGrabbable = null;
Collider closestGrabbableCollider = null;
// clean grab candidates in case it has missing references
var itemsToRemove = m_grabCandidates.Where(f => f.Key == null).ToArray();
foreach (var item in itemsToRemove)
{
m_grabCandidates.Remove(item.Key);
}
// Iterate grab candidates and find the closest grabbable candidate
foreach (OVRGrabbable grabbable in m_grabCandidates.Keys)
{
if (grabbable == null)
{
continue;
}
bool canGrab = !(grabbable.isGrabbed && !grabbable.allowOffhandGrab);
if (!canGrab)
{
continue;
}
for (int j = 0; j < grabbable.grabPoints.Length; ++j)
{
Collider grabbableCollider = grabbable.grabPoints[j];
// Store the closest grabbable
Vector3 closestPointOnBounds = Vector3.zero;
closestPointOnBounds = grabbableCollider.ClosestPointOnBounds(m_gripTransform.position);
float grabbableMagSq = (m_gripTransform.position - closestPointOnBounds).sqrMagnitude;
if (grabbableMagSq < closestMagSq)
{
closestMagSq = grabbableMagSq;
closestGrabbable = grabbable as OVRCookedGrabbable;
closestGrabbableCollider = grabbableCollider;
}
}
}
// Disable grab volumes to prevent overlaps
GrabVolumeEnable(false);
if (closestGrabbable != null)
{
if (closestGrabbable.isGrabbed)
{
(closestGrabbable.grabbedBy as OVRCookedGrabber).OffhandGrabbed(closestGrabbable);
}
m_grabbedObj = closestGrabbable.GetGrabbable();
m_grabbedOVRCookedObj = m_grabbedObj as OVRCookedGrabbable;
// get closest grabbableCollider for this Grabbable
// (we can get an instance of another grabbable because of OVRCopyGrabbable)
closestMagSq = float.MaxValue;
for (int j = 0; j < m_grabbedObj.grabPoints.Length; ++j)
{
Collider grabbableCollider = m_grabbedObj.grabPoints[j];
// Store the closest grabbable
Vector3 closestPointOnBounds = grabbableCollider.ClosestPointOnBounds(m_gripTransform.position);
float grabbableMagSq = (m_gripTransform.position - closestPointOnBounds).sqrMagnitude;
if (grabbableMagSq < closestMagSq)
{
closestGrabbableCollider = grabbableCollider;
}
}
m_grabbedObj.GrabBegin(this, closestGrabbableCollider);
m_lastPos = transform.position;
m_lastRot = transform.rotation;
// Set up offsets for grabbed object desired position relative to hand.
if (m_grabbedObj.snapPosition)
{
m_grabbedObjectPosOff = m_gripTransform.localPosition;
if (m_grabbedObj.snapOffset)
{
Vector3 snapOffset = m_grabbedObj.snapOffset.position;
if (m_controller == OVRInput.Controller.LTouch)
{
snapOffset.x = -snapOffset.x;
}
m_grabbedObjectPosOff += snapOffset;
}
}
else
{
Vector3 relPos = m_grabbedObj.transform.position - transform.position;
relPos = Quaternion.Inverse(transform.rotation) * relPos;
m_grabbedObjectPosOff = relPos;
}
if (m_grabbedObj.snapOrientation)
{
m_grabbedObjectRotOff = m_gripTransform.localRotation;
if (m_grabbedObj.snapOffset)
{
m_grabbedObjectRotOff = m_grabbedObj.snapOffset.rotation * m_grabbedObjectRotOff;
}
}
else
{
Quaternion relOri = Quaternion.Inverse(transform.rotation) * m_grabbedObj.transform.rotation;
m_grabbedObjectRotOff = relOri;
}
// Note: force teleport on grab, to avoid high-speed travel to dest which hits a lot of other objects at high
// speed and sends them flying. The grabbed object may still teleport inside of other objects, but fixing that
// is beyond the scope of this demo.
MoveGrabbedObject(m_lastPos, m_lastRot, true);
SetPlayerIgnoreCollision(m_grabbedObj.gameObject, true);
if (m_parentHeldObject)
{
m_grabbedObj.transform.parent = transform;
}
HapticsHelper.Vibration(
this,
m_controller,
HapticsHelper.Duration.Short,
HapticsHelper.Frequency.Medium,
HapticsHelper.Amplitude.Low);
if (m_grabbedOVRCookedObj.PlayPickUpSound)
{
audioSource.PlayOneShot(pickUpSound);
}
}
}