private void CheckClosestTouchable()
{
float closestDistance = float.MaxValue;
Vector2 bodyCenter2D = new Vector2(m_head.position.x, m_head.position.z);
DHUI_Touchable closestTouchable = null;
foreach (DHUI_Touchable touchable in registeredTouchables)
{
// Skip Disabled and Inactive Touchables
if (!touchable.isActiveAndEnabled || !touchable.IsEnabled)
{
continue;
}
// Skip Touchables to close to the user's body.
Vector2 touchableCenter2D = new Vector2(touchable.CenterPoint.x, touchable.CenterPoint.z);
if (Vector2.Distance(bodyCenter2D, touchableCenter2D) <= _bodyDangerRadius && touchable != ActiveTouchable)
{
continue;
}
// Get closest Touchable to the InteractionPoint
float distance = Vector3.Distance(m_physicalInteractionPoint.position, touchable.CenterPoint);
if (distance < closestDistance)
{
closestDistance = distance;
closestTouchable = touchable;
}
}
if (closestDistance <= _maxReachableDistance)
{
ActiveTouchable = closestTouchable;
}
else
{
ActiveTouchable = null;
}
}
public void DeregisterTouchable(DHUI_Touchable _touchable)
{
registeredTouchables.Remove(_touchable);
}
public void RegisterTouchable(DHUI_Touchable _touchable)
{
registeredTouchables.Add(_touchable);
}
