public void ForceUntouch(Grabbable grabbable)
{
if (_grabCandidates.ContainsKey(grabbable))
{
_grabCandidates.Remove(grabbable);
}
}
protected virtual void OffhandGrabbed(Grabbable grabbable)
{
if (_grabbedObj == grabbable)
{
GrabbableRelease(Vector3.zero, Vector3.zero);
}
}
public (Grabbable, Collider) FindClosestGrabbable()
{
float closestMagSq = float.MaxValue;
Grabbable closestGrabbable = null;
Collider closestGrabbableCollider = null;
foreach (Grabbable grabbable in _grabCandidates.Keys)
{
for (int j = 0; j < grabbable.GrabPoints.Length; ++j)
{
Collider grabbableCollider = grabbable.GrabPoints[j];
if (grabbableCollider == null)
{
continue;
}
Vector3 closestPointOnBounds = grabbableCollider.ClosestPointOnBounds(_gripTransform.position);
float grabbableMagSq = (_gripTransform.position - closestPointOnBounds).sqrMagnitude;
if (grabbableMagSq < closestMagSq)
{
closestMagSq = grabbableMagSq;
closestGrabbable = grabbable;
closestGrabbableCollider = grabbableCollider;
}
}
}
return(closestGrabbable, closestGrabbableCollider);
}
public static void ClearAllGrabs(Grabbable grabbable)
{
foreach (var grabber in allGrabbers)
{
grabber.ForceUntouch(grabbable);
grabber.ForceRelease(grabbable);
}
}
public void ForceGrab(Grabbable closestGrabbable, Collider closestGrabbableCollider)
{
GrabVolumeEnable(false);
if (closestGrabbable != null)
{
Grab(closestGrabbable, closestGrabbableCollider);
}
}
public void ForceRelease(Grabbable grabbable)
{
bool canRelease = (
(_grabbedObj != null) &&
(_grabbedObj == grabbable || grabbable == null)
);
if (canRelease)
{
GrabEnd();
}
}
public void OnTriggerEnter(Collider otherCollider)
{
Grabbable grabbable = otherCollider.GetComponent <Grabbable>() ?? otherCollider.GetComponentInParent <Grabbable>();
if (grabbable == null)
{
return;
}
int refCount = 0;
_grabCandidates.TryGetValue(grabbable, out refCount);
_grabCandidates[grabbable] = refCount + 1;
}
private void Grab(Grabbable closestGrabbable, Collider closestGrabbableCollider)
{
if (closestGrabbable.IsGrabbed)
{
closestGrabbable.GrabbedBy.OffhandGrabbed(closestGrabbable);
}
_grabbedObj = closestGrabbable;
_grabbedObj.GrabBegin(this, closestGrabbableCollider);
OnGrabStarted?.Invoke(_grabbedObj);
Vector3 relPos = _grabbedObj.transform.position - transform.position;
relPos = Quaternion.Inverse(transform.rotation) * relPos;
_grabbedObjectPosOff = relPos;
Quaternion relOri = Quaternion.Inverse(transform.rotation) * _grabbedObj.transform.rotation;
_grabbedObjectRotOff = relOri;
_lastPos = transform.position;
_lastRot = transform.rotation;
}
public void OnTriggerExit(Collider otherCollider)
{
Grabbable grabbable = otherCollider.GetComponent <Grabbable>() ?? otherCollider.GetComponentInParent <Grabbable>();
if (grabbable == null)
{
return;
}
bool found = _grabCandidates.TryGetValue(grabbable, out int refCount);
if (!found)
{
return;
}
if (refCount > 1)
{
_grabCandidates[grabbable] = refCount - 1;
}
else
{
_grabCandidates.Remove(grabbable);
}
}
protected void GrabbableRelease(Vector3 linearVelocity, Vector3 angularVelocity)
{
_grabbedObj.GrabEnd(linearVelocity, angularVelocity);
OnGrabEnded?.Invoke(_grabbedObj);
_grabbedObj = null;
}