Esempio n. 1
0
        //Update function
        private void UpdateLogic()
        {
            long      startNowMs    = NetTime.NowMs;
            NetPacket receiveBuffer = NetPacketPool.Get(PacketProperty.Sequenced, 0, NetConstants.MaxPacketSize);

            while (IsRunning)
            {
#if DEBUG
                if (SimulateLatency)
                {
                    var time = DateTime.UtcNow;
                    lock (_pingSimulationList)
                    {
                        for (int i = 0; i < _pingSimulationList.Count; i++)
                        {
                            var incomingData = _pingSimulationList[i];
                            if (incomingData.TimeWhenGet <= time)
                            {
                                DataReceived(incomingData.Data, incomingData.Data.Length, incomingData.EndPoint);
                                _pingSimulationList.RemoveAt(i);
                                i--;
                            }
                        }
                    }
                }
#endif

#if STATS_ENABLED
                ulong totalPacketLoss = 0;
#endif
                // Flush disconnection first
                lock (_peers)
                {
                    for (int i = 0; i < _peers.Count; i++)
                    {
                        NetPeer netPeer = _peers[i];
                        if (netPeer.ConnectionState == ConnectionState.Disconnected)
                        {
                            _peers.Remove(netPeer);
                        }
                    }

                    //Process acks
                    for (int i = 0; i < _peers.Count; i++)
                    {
                        NetPeer netPeer = _peers[i];
                        netPeer.Update(UpdateTime);
#if STATS_ENABLED
                        totalPacketLoss += netPeer.Statistics.PacketLoss;
#endif
                    }

                    //Process ping
                    for (int i = 0; i < _peers.Count; i++)
                    {
                        _peers[i].ProcessPong(UpdateTime);
                    }
                }

                _socket.Receive(false, receiveBuffer.RawData);
                _socket.Receive(true, receiveBuffer.RawData);

#if STATS_ENABLED
                Statistics.PacketLoss = totalPacketLoss;
#endif
                Thread.Sleep(UpdateTime);

                long currentNowMs = NetTime.NowMs;
                long elapsedNowMs = currentNowMs - startNowMs;
                startNowMs           = currentNowMs;
                AvgUpdateTime        = (long)((elapsedNowMs * 6.0f + _updateTimeFilter[0] * 3.0f + _updateTimeFilter[1] * 2.0f + _updateTimeFilter[2] * 1.0f) / 12.0f);
                _updateTimeFilter[2] = _updateTimeFilter[1];
                _updateTimeFilter[1] = _updateTimeFilter[0];
                _updateTimeFilter[0] = elapsedNowMs;
            }
        }