string NetworkStats(ConnectionStats stats, float seconds)
{
var bandwidth = GetHumanBandwdithDisplay(stats.TotalBytesOut);
var bytesPerSecond = GetHumanBandwdithDisplay(stats.TotalBytesOut / seconds);
return($"RTT: {stats.CurrentRTT}ms PL:{stats.PacketLossPercent:0}% B: {bandwidth} {bytesPerSecond}");
}
public override ConnectionStats GetConnectionStats(int connectionId)
{
var stats = new ConnectionStats();
byte error;
stats.TotalBytesOut = NetworkTransport.GetOutgoingFullBytesCountForConnection(HostID, connectionId, out error);
UNETUtility.HandleError(error);
stats.CurrentRTT = NetworkTransport.GetCurrentRTT(HostID, connectionId, out error);
UNETUtility.HandleError(error);
stats.IncomingPacketsCount = NetworkTransport.GetIncomingPacketCount(HostID, connectionId, out error);
UNETUtility.HandleError(error);
stats.IncomingPacketsLost = NetworkTransport.GetIncomingPacketLossCount(HostID, connectionId, out error);
UNETUtility.HandleError(error);
return(stats);
}
private string GetConnectionStatsString(NetworkClient client)
{
ConnectionStats stats = client.Connection.Stats;
string text = string.Format(
"up: {0}\ndown: {1}\nping: {2}ms\nloss: {3}%\ntimeout: {4:0.0}s\nstate: {5}\noffset: {6}ms",
Primitive.SIFormat(stats.BytesSent.PerSecond, "B/s"),
Primitive.SIFormat(stats.BytesRecieved.PerSecond, "B/s"),
stats.Latency,
(int)(stats.PacketLoss * 100),
((double)stats.MillisecondsSinceAcknowledgement) / 1000,
client.State.ToString(),
stats.NetTimeOffset
);
return(text);
}
public void Render(Camera camera)
{
long timestamp = NetTime.Now();
Grid.Render(camera);
foreach (SyncHandle handle in WorldContent.Handles)
{
if (handle.Obj is Entity entity)
{
if (ClientInfo?.Player != entity)
{
entity.Predict(timestamp);
entity.Render(camera);
}
}
}
if (LocalPlayer != null)
{
LocalPlayer.Predict(timestamp);
LocalPlayer.Render(camera);
}
if ((DebugState & DebugStateFlags.Network) != 0)
{
ConnectionStats stats = Network.Connection.Stats;
string text = string.Format(
"Status : {0}{1}\n"
+ "Latency: {2}ms\n"
+ "Loss : {3}%\n"
+ "Up : {4}\n"
+ "Down : {5}\n",
Network.State,
Network.State == NetworkClient.ConnectionState.Closed
? string.Format(" - {0}", Network.Connection.ConnectionStatus)
: "",
stats.Latency,
(int)(stats.PacketLoss * 100),
NetCode.Util.Primitive.SIFormat(stats.BytesSent.PerSecond, "B/s"),
NetCode.Util.Primitive.SIFormat(stats.BytesRecieved.PerSecond, "B/s")
);
Drawing.DrawString(camera.Batch, text, new Vector2(20, 20), Color.White);
}
}
///////////////////////////////////////////////////
// Member Functions
///////////////////////////////////////////////////
/// <summary>
/// Initializes the new client class
/// </summary>
public Client(bool bClientConn)
{
_sync = new object();
_bClientConn = bClientConn;
_stats = new ConnectionStats();
_stats.clockWander = new short[10];
_stats.sendSpeeds = new int[20];
_stats.receiveSpeeds = new int[20];
_CRC_C2S = new CRC32();
_CRC_S2C = new CRC32();
_streams = new StreamState[4];
for (int i = 0; i < 4; ++i)
{
_streams[i] = new StreamState(i);
}
_packetQueue = new Queue <PacketBase>();
_rateThreshold = RATETHRESHOLD_BASE / 250;
_decayRate = DECAYRATE_BASE / 250;
}
void GetNetworkStats(uint timestep)
{
var networkManager = NetworkManager.Instance;
if (networkManager == null)
{
return;
}
var seconds = GetSeconds(timestep);
if (networkManager.IsClient)
{
builder.AppendLine($"Client: {NetworkStats(networkManager.Client.Connection.Stats, seconds)}");
}
if (networkManager.IsServer)
{
var stats = new ConnectionStats();
foreach (var client in networkManager.Server.Clients)
{
stats.MergeWith(client.Connection.Stats);
}
builder.AppendLine($"Server: {NetworkStats(stats, seconds)}");
}
}
private void ShowConnectionStatsForm()
{
if (this.connectionStatsForm == null || this.connectionStatsForm.IsDisposed)
{
// If the form has been closed, or never shown before, we need all new stuff
this.connectionStatsForm = new Form
{
Width = 430,
Height = 180,
MaximizeBox = false,
MinimizeBox = false,
FormBorderStyle = FormBorderStyle.FixedDialog,
Text = "Link Stats"
};
// Change the connection stats control, so that when/if the connection stats form is showing,
// there will be something to see
this.connectionStatsForm.Controls.Clear();
_connectionStats = new ConnectionStats(comPort);
this.connectionStatsForm.Controls.Add(_connectionStats);
this.connectionStatsForm.Width = _connectionStats.Width;
}
this.connectionStatsForm.Show();
ThemeManager.ApplyThemeTo(this.connectionStatsForm);
}
private void ResetConnectionStats()
{
// If the form has been closed, or never shown before, we need do nothing, as
// connection stats will be reset when shown
if (this.connectionStatsForm != null && connectionStatsForm.Visible)
{
// else the form is already showing. reset the stats
this.connectionStatsForm.Controls.Clear();
_connectionStats = new ConnectionStats(comPort);
this.connectionStatsForm.Controls.Add(_connectionStats);
ThemeManager.ApplyThemeTo(this.connectionStatsForm);
}
}
