,state_pairs :: list(tuple(integer(), integer())) | []
,replies_pending :: integer()
,gen_id :: integer()
+ ,gen_began :: erlang:timestamp()
}).
%% ============================================================================
handle_call(_Msg, _From, State) -> {reply, ok, State}.
-handle_info(_Msg, State) -> {noreply, State}.
code_change(_Old, State, _Other) -> {ok, State}.
terminate(_Reason, State) -> {ok, State}.
{ok, State}.
-handle_cast(next_gen,
+handle_info(next_gen,
#state{cells=Cells
,num_cells=NumCells
,state_pairs=[]
,gen_id=GenID
}=State) ->
+ GenBegan = os:timestamp(),
NewGenID = GenID + 1,
ok = life_lib:cast_one2all(Cells, {next_gen, NewGenID}),
NewState = State#state{replies_pending=NumCells
,gen_id=NewGenID
+ ,gen_began=GenBegan
,num_dead=0
,num_alive=0
},
{noreply, NewState};
+handle_info(_Msg, State) ->
+ {noreply, State}.
+
+
handle_cast({report_state, {CellID, GenID, CellState}},
#state{x=X
,y=Y
,state_pairs=StatePairs
,replies_pending=RepliesPending
,gen_id=GenID
+ ,gen_began=GenBegan
,num_cells=NumCells
}=State) ->
),
StateChars = [state_to_char(S) || {_, S} <- SortedStatePairs],
- ok = life_observer:log_generation(GenID, NewNDead, NewNAlive),
+ GenDuration = timer:now_diff(os:timestamp(), GenBegan) / 1000000,
+
+ ok = life_observer:log_generation(GenID, GenDuration, NewNDead, NewNAlive),
ok = io:format(
- "X: ~b Y: ~b CELLS: ~b DEAD: ~b ALIVE: ~b GENERATION: ~b~n",
- [X, Y, NumCells, NewNDead, NewNAlive, GenID]
+ "X: ~b Y: ~b CELLS: ~b DEAD: ~b ALIVE: ~b GENERATION: ~b DURATION: ~f~n",
+ [X, Y, NumCells, NewNDead, NewNAlive, GenID, GenDuration]
),
ok = do_print_bar(X),
ok = do_print_state_chars(X, StateChars),
- ok = timer:sleep(?INTERVAL),
+
ok = schedule_next_gen(),
{noreply, NewState#state{state_pairs=[]}};
schedule_next_gen() ->
- ok = gen_server:cast(?MODULE, next_gen).
+ erlang:send_after(?INTERVAL, self(), next_gen),
+ ok.
state_to_char(0) -> ?CHAR_DEAD;