protected virtual bool isValidGrabbale(Collider col, Grabbable grab)
{
// Object has been deactivated. Remove it
if (col == null || grab == null || !grab.isActiveAndEnabled || !col.enabled)
{
return(false);
}
// Not considered grabbable any longer. May have been picked up, marked, etc.
else if (!grab.IsGrabbable())
{
return(false);
}
// Snap Zone without an item isn't a valid grab. Want to skip this unless something is inside
else if (grab.GetComponent <SnapZone>() != null && grab.GetComponent <SnapZone>().HeldItem == null)
{
return(false);
}
// Position was manually set outside of break distance
// No longer possible for it to be the closestGrabbable
else if (grab == ClosestGrabbable)
{
if (grab.BreakDistance > 0 && Vector3.Distance(grab.transform.position, transform.position) > grab.BreakDistance)
{
return(false);
}
}
return(true);
}
void Update()
{
// Double check for mainCam
AssignCamera();
// Bail if Text Component was removed or doesn't exist
if (text == null || mainCam == null || grabbable == null)
{
return;
}
bool grabbersExist = leftGrabber != null && rightGrabber != null;
// Holding Item
handsFull = grabbersExist && leftGrabber.HoldingItem && rightGrabber.HoldingItem;
// Not a valid Grab
if (grabbersExist && grabbable.GrabButton == GrabButton.Grip && !leftGrabber.FreshGrip && !rightGrabber.FreshGrip)
{
handsFull = true;
}
bool showRings = handsFull;
// If being held or not active, immediately hide the ring
if (grabbable.BeingHeld || !grabbable.isActiveAndEnabled)
{
canvas.enabled = false;
return;
}
// Requires another Grabbable to be held. Can exit immediately
if (grabbable.OtherGrabbableMustBeGrabbed != null && grabbable.OtherGrabbableMustBeGrabbed.BeingHeld == false)
{
canvas.enabled = false;
return;
}
// Show if within range
float currentDistance = Vector3.Distance(transform.position, mainCam.position);
if (!handsFull && currentDistance <= grabbable.RemoteGrabDistance)
{
showRings = true;
}
else
{
showRings = false;
}
// Animate ring opacity in / out
if (showRings)
{
canvas.enabled = true;
canvas.transform.LookAt(mainCam);
// Resetting the text refreshes the render
text.text = "o";
bool isClosest = grabbable.GetClosestGrabber() != null && grabbable.IsGrabbable();
// Check if grabpoint was specified
if (Grabpoint != null)
{
}
// If a valid grabbable, increase size a bit
if (isClosest)
{
scaler.dynamicPixelsPerUnit = ringSizeGrabbable;
text.color = getSelectedColor();
}
else
{
scaler.dynamicPixelsPerUnit = ringSizeInRange;
text.color = RingColor;
}
_currentOpacity += Time.deltaTime * RingFadeSpeed;
if (_currentOpacity > _initalOpacity)
{
_currentOpacity = _initalOpacity;
}
Color colorCurrent = text.color;
colorCurrent.a = _currentOpacity;
text.color = colorCurrent;
}
else
{
_currentOpacity -= Time.deltaTime * RingFadeSpeed;
if (_currentOpacity <= 0)
{
_currentOpacity = 0;
canvas.enabled = false;
}
else
{
canvas.enabled = true;
Color colorCurrent = text.color;
colorCurrent.a = _currentOpacity;
text.color = colorCurrent;
}
}
}