index of first element in first block
number of blocks to update (if 0 then update all)
index of last element in last block
pointer to first block into process (if 0 then first block will be used)
poiner to Entity type info
pointer to used system
system ID. Used to update system pointer after system reload.
current thread index
delegate function to call (by default it's delegate to onUpdate call)
Structure with data used to calling System calls.
<i>first_block</i>, <i>begin</i>, <i>end</i>, <i>blocks</i> parameters are used to call partial info update