unsafe public static EntityGuid GetEntityGuid(GameObject go, int index)
{
#if false
var id = GlobalObjectId.GetGlobalObjectId(go);
// For the time being use InstanceID until we support GlobalObjectID API
//Debug.Log(id);
var hash = Hash128.Compute($"{id}:{index}");
EntityGuid entityGuid;
Assert.AreEqual(sizeof(EntityGuid), sizeof(Hash128));
UnsafeUtility.MemCpy(&entityGuid, &hash, sizeof(Hash128));
return(entityGuid);
#else
EntityGuid entityGuid;
entityGuid.a = (ulong)go.GetInstanceID();
entityGuid.b = (ulong)index;
return(entityGuid);
#endif
}