SpeedSample added

Samples/LibraryTestSamples/SpeedSample/SpeedServer/Program.cs

@@ -0,0 +1,164 @@
+using System;
+using System.Collections.Generic;
+using System.Windows.Forms;
+using Lidgren.Network;
+using SamplesCommon;
+using System.Threading;
+using System.Text;
+
+namespace SpeedTestServer
+{
+	static class Program
+	{
+		private static Form1 s_form;
+		private static NetServer s_server;
+		private static NetPeerSettingsWindow s_settingsWindow;
+
+		private const double s_labelUpdateInterval = 0.5f;
+		private static double s_lastLabelUpdate;
+
+		private static long s_totalBytesReceived;
+		private static long s_bpsBytes;
+		private static long[] s_nextNumber = new long[256];
+
+		[STAThread]
+		static void Main()
+		{
+			Application.EnableVisualStyles();
+			Application.SetCompatibleTextRenderingDefault(false);
+			s_form = new Form1();
+
+			// set up network
+			NetPeerConfiguration config = new NetPeerConfiguration("speedtest");
+			config.MaximumConnections = 1;
+			config.Port = 14242;
+			s_server = new NetServer(config);
+
+			Application.Idle += new EventHandler(Application_Idle);
+			Application.Run(s_form);
+		}
+
+		private static void Output(string text)
+		{
+			NativeMethods.AppendText(s_form.richTextBox1, text);
+		}
+
+		private static void Application_Idle(object sender, EventArgs e)
+		{
+			while (NativeMethods.AppStillIdle)
+			{
+				NetIncomingMessage im;
+				while ((im = s_server.ReadMessage()) != null)
+				{
+					// handle incoming message
+					switch (im.MessageType)
+					{
+						case NetIncomingMessageType.DebugMessage:
+						case NetIncomingMessageType.ErrorMessage:
+						case NetIncomingMessageType.WarningMessage:
+						case NetIncomingMessageType.VerboseDebugMessage:
+							string text = im.ReadString();
+							Output(text);
+							break;
+						case NetIncomingMessageType.StatusChanged:
+							NetConnectionStatus status = (NetConnectionStatus)im.ReadByte();
+							string reason = im.ReadString();
+							Output(NetUtility.ToHexString(im.SenderConnection.RemoteUniqueIdentifier) + " " + status + ": " + reason);
+							break;
+						case NetIncomingMessageType.Data:
+
+							long nr = im.ReadInt64();
+							int slot = (int)im.DeliveryMethod + im.SequenceChannel;
+							long expected = s_nextNumber[slot];
+							switch (im.DeliveryMethod)
+							{
+								case NetDeliveryMethod.Unreliable:
+									// anything is FINE
+									break;
+								case NetDeliveryMethod.UnreliableSequenced:
+								case NetDeliveryMethod.ReliableSequenced:
+									if (expected < nr)
+										throw new NetException(im.DeliveryMethod.ToString() + " failed! Expected " + expected + " received " + nr);
+									s_nextNumber[slot] = nr + 1;
+									break;
+								case NetDeliveryMethod.ReliableUnordered:
+									// anything is fine, basically
+									break;
+								case NetDeliveryMethod.ReliableOrdered:
+									if (expected != nr)
+										throw new NetException(im.DeliveryMethod.ToString() + " failed! Expected " + expected + " received " + nr);
+									s_nextNumber[slot] = nr + 1;
+									break;
+							}
+
+							int len = im.LengthBytes;
+							s_totalBytesReceived += len;
+							s_bpsBytes += len;
+							break;
+						default:
+							Output("Unhandled type: " + im.MessageType);
+							break;
+					}
+					s_server.Recycle(im);
+				}
+
+				double now = NetTime.Now;
+				if (now > s_lastLabelUpdate + s_labelUpdateInterval)
+				{
+					//
+					// Update label
+					//
+
+					StringBuilder bdr = new StringBuilder();
+					bdr.Append(s_server.Statistics.ToString());
+
+					List<NetConnection> conns = s_server.Connections;
+					if (conns.Count > 0)
+						bdr.Append(conns[0].Statistics.ToString());
+
+					bdr.AppendLine("Total bytes received: " + NetUtility.ToHumanReadable(s_totalBytesReceived));
+					
+					// calculate bytes per second
+					double time = now - s_lastLabelUpdate;
+					double bps = (double)s_bpsBytes / time;
+					s_bpsBytes = 0;
+
+					bdr.AppendLine("Bytes/second: " + NetUtility.ToHumanReadable((long)bps));
+
+					s_form.label1.Text = bdr.ToString();
+
+					s_lastLabelUpdate = now;
+				}
+
+				Thread.Sleep(0);
+			}
+		}
+
+		// called by the UI
+		public static void Start()
+		{
+			s_server.Start();
+		}
+
+		// called by the UI
+		public static void Shutdown()
+		{
+			s_server.Shutdown("Requested by user");
+		}
+
+		// called by the UI
+		public static void DisplaySettings()
+		{
+			if (s_settingsWindow != null && s_settingsWindow.Visible)
+			{
+				s_settingsWindow.Hide();
+			}
+			else
+			{
+				if (s_settingsWindow == null || s_settingsWindow.IsDisposed)
+					s_settingsWindow = new NetPeerSettingsWindow("Speed test server settings", s_server);
+				s_settingsWindow.Show();
+			}
+		}
+	}
+}