예제 #1
0
        public static DotaGameConnection CreateWith(DOTAConnectDetails details)
        {
            var connection = new DotaGameConnection();

            for (uint i = 0; i < NUM_STREAMS; ++i)
            {
                connection.streams[i] = Stream.Create();
            }

            for (uint i = 0; i < NUM_SUBCHANNELS; ++i)
            {
                connection.subchannels[i] = Subchannel.Create(i);
            }

            if (details.ConnectInfo.StartsWith("="))
            {
                throw new NotImplementedException(
                          "STEAM3 datagram connection not implemented yet. Use a less advanced datacenter.");
            }

            // Parse the IP address
            IPEndPoint endp;
            IPAddress  addr;

            var parts = details.ConnectInfo.Split(':');

            if (!IPAddress.TryParse(parts[0], out addr))
            {
                throw new InvalidOperationException("Invalid IP address specified on lobby.");
            }

            endp = new IPEndPoint(addr, int.Parse(parts[1]));

            connection.socket.Connect(endp);

            connection.state = State.Opened;

            return(connection);
        }
예제 #2
0
        /// <summary>
        ///     Main client thread.
        /// </summary>
        private void ClientThread()
        {
            _gameState.Reset();

            _connection       = DotaGameConnection.CreateWith(_details);
            _handshake        = new DotaHandshake(_details, _gameState, _connection);
            _signon           = new DotaSignon(_gameState, _connection, _details);
            _game             = new DotaGame(_gameState, _connection);
            _commandGenerator = new UserCmdGenerator(_gameState, _connection);

            foreach (var cont in Controllers)
            {
                cont.Initialize(_details.SteamId, _gameState, _commandGenerator);
            }

            long handshake_requested = 0;
            long handshake_giveup    = new TimeSpan(0, 0, 0, 10).Ticks;

            // Map states in the StateMachine to handlers
            var metastates = new Dictionary <States, Metastates>()
            {
                { States.HANDSHAKE_REQUEST, Metastates.HANDSHAKE },
                { States.HANDSHAKE_CONNECT, Metastates.HANDSHAKE },
                { States.CONNECTED, Metastates.SIGNON },
                { States.LOADING, Metastates.SIGNON },
                { States.PRESPAWN, Metastates.SIGNON },
                { States.SPAWN, Metastates.SIGNON },
                { States.PLAY, Metastates.GAME },
            };

            var processors = new Dictionary <Metastates, IHandler>()
            {
                { Metastates.HANDSHAKE, _handshake },
                { Metastates.SIGNON, _signon },
                { Metastates.GAME, _game }
            };


            _stateMachine = new StateMachine <States, Events>(States.DISCONNECTED);
            //temporary shit
            _stateMachine.OnTransitioned(transition =>
            {
                if (transition.Source == transition.Destination)
                {
                    return;
                }
                Callback?.Invoke(this, new CallbackEventArgs(new DotaGameClient.SessionStateTransition(transition.Source, transition.Destination)));
            });

            _stateMachine.OnUnhandledTrigger((states, events) =>
            {
                Console.WriteLine("Unhandled trigger: " + events.ToString("G"));
            });

            var disconnected = new Action(() =>
            {
                if (_connection == null)
                {
                    return;
                }
                Running = true;
                Stop();
            });

            _stateMachine.Configure(States.DISCONNECTED)
            .Ignore(Events.TICK)
            .Ignore(Events.DISCONNECTED)
            .OnEntry(disconnected)
            .Permit(Events.REQUEST_CONNECT, States.HANDSHAKE_REQUEST);
            _stateMachine.Configure(States.HANDSHAKE_REJECTED)
            .Permit(Events.DISCONNECTED, States.DISCONNECTED)
            .OnEntry(() =>
            {
                Callback?.Invoke(this, new CallbackEventArgs(new DotaGameClient.HandshakeRejected(_handshake.rejected_reason)));
                _stateMachine.Fire(Events.DISCONNECTED);
            });
            _stateMachine.Configure(States.HANDSHAKE_REQUEST)
            .OnEntry(() => handshake_requested = DateTime.Now.Ticks)
            .OnEntry(_handshake.RequestHandshake)
            .Ignore(Events.TICK)
            .Permit(Events.HANDSHAKE_CHALLENGE, States.HANDSHAKE_CONNECT)
            .Permit(Events.REJECTED, States.HANDSHAKE_REJECTED)
            .Permit(Events.DISCONNECTED, States.DISCONNECTED);
            _stateMachine.Configure(States.HANDSHAKE_CONNECT)
            .OnEntry(_handshake.RespondHandshake)
            .Ignore(Events.TICK)
            .PermitReentry(Events.HANDSHAKE_CHALLENGE)     // possibly re-enter?
            .Permit(Events.HANDSHAKE_COMPLETE, States.CONNECTED)
            .Permit(Events.REJECTED, States.HANDSHAKE_REJECTED)
            .Permit(Events.DISCONNECTED, States.DISCONNECTED);
            _stateMachine.Configure(States.CONNECTED)
            .OnEntry(_signon.EnterConnected)
            .Ignore(Events.TICK)
            .Permit(Events.LOADING_START, States.LOADING)
            .Permit(Events.DISCONNECTED, States.DISCONNECTED);
            _stateMachine.Configure(States.LOADING)
            .OnEntry(_signon.EnterNew)
            .Ignore(Events.TICK)
            .Permit(Events.CONNECTED, States.CONNECTED)
            .Permit(Events.PRESPAWN_START, States.PRESPAWN)
            .Permit(Events.DISCONNECTED, States.DISCONNECTED);
            _stateMachine.Configure(States.PRESPAWN)
            .OnEntry(_signon.EnterPrespawn)
            .Ignore(Events.TICK)
            .Permit(Events.SPAWNED, States.SPAWN)
            .Permit(Events.DISCONNECTED, States.DISCONNECTED);
            _stateMachine.Configure(States.SPAWN)
            .OnEntry(_signon.EnterSpawn)
            .Ignore(Events.TICK)
            .Permit(Events.BASELINE, States.PLAY)
            .Permit(Events.DISCONNECTED, States.DISCONNECTED);
            _stateMachine.Configure(States.PLAY)
            .OnEntryFrom(Events.BASELINE, () =>
            {
                _game.EnterGame();
                _commandGenerator.Reset();
            })
            .OnEntryFrom(Events.TICK, () =>
            {
                _gameState.Update();
                foreach (var cont in Controllers)
                {
                    cont.Tick();
                }
                _commandGenerator.Tick();
                _gameState.Created.Clear();
                _gameState.Deleted.Clear();
            })
            .PermitReentry(Events.TICK)
            .Permit(Events.DISCONNECTED, States.DISCONNECTED);

            _stateMachine.Fire(Events.REQUEST_CONNECT);

            long next_tick = DateTime.Now.Ticks;

            while (Running && _stateMachine.State != States.DISCONNECTED && _stateMachine.State != States.HANDSHAKE_REJECTED)
            {
                try
                {
                    if (next_tick > DateTime.Now.Ticks)
                    {
                        Thread.Sleep(1);
                        continue;
                    }

                    if (_stateMachine == null)
                    {
                        break;
                    }

                    if (_stateMachine.State == States.HANDSHAKE_REQUEST &&
                        (DateTime.Now.Ticks - handshake_requested) > handshake_giveup)
                    {
                        _stateMachine.Fire(Events.DISCONNECTED);
                        continue;
                    }

                    if (_connection.state == DotaGameConnection.State.Closed)
                    {
                        _stateMachine.Fire(Events.DISCONNECTED);
                        continue;
                    }

                    if (_connection == null)
                    {
                        break;
                    }

                    List <byte[]> outBand = _connection.GetOutOfBand();
                    List <DotaGameConnection.Message> inBand = _connection.GetInBand();

                    foreach (byte[] message in outBand)
                    {
                        Nullable <Events> e = processors[metastates[_stateMachine.State]].Handle(message);
                        if (e.HasValue)
                        {
                            _stateMachine.Fire(e.Value);
                        }
                    }

                    foreach (DotaGameConnection.Message message in inBand)
                    {
                        Nullable <Events> e = processors[metastates[_stateMachine.State]].Handle(message);
                        if (e.HasValue)
                        {
                            _stateMachine.Fire(e.Value);
                        }
                    }

                    _stateMachine.Fire(Events.TICK);

                    if (_gameState.TickInterval > 0)
                    {
                        next_tick += (uint)(_gameState.TickInterval * 1000 * 10000 /* ticks per ms */);
                    }
                    else
                    {
                        next_tick += 50 * 1000;
                    }
                    int remain = (int)(next_tick - DateTime.Now.Ticks) / 10000;
                    if (remain > 0)
                    {
                        Thread.Sleep(1);
                    }
                    else if (remain < 0)
                    {
                        next_tick = DateTime.Now.Ticks;
                    }
                }
                catch (Exception ex)
                {
                    Callback?.Invoke(this, new CallbackEventArgs(new DotaGameClient.LogMessage("Ignored error in session loop, " + ex.Message)));
                }
            }

            if (Running)
            {
                Stop();
            }
        }