some Network changes.

2010-01-23 16:08:36 +13:00
parent f1e0b46d38
commit 3bb40f7d0e
21 changed files with 282 additions and 363 deletions
--- a/OpenRa.Game/Network/OrderManager.cs
+++ b/OpenRa.Game/Network/OrderManager.cs
@@ -0,0 +1,102 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+
+namespace OpenRa.Network
+{
+	class OrderManager
+	{
+		Stream savingReplay;
+		int frameNumber = 0;
+
+		public int FramesAhead = 0;
+
+		public bool GameStarted { get { return frameNumber != 0; } }
+		public IConnection Connection { get; private set; }
+
+		Dictionary<int, Dictionary<int, byte[]>> frameClientData = new Dictionary<int, Dictionary<int, byte[]>>();
+		List<int> readyForFrames = new List<int>();
+		List<Order> localOrders = new List<Order>();
+
+		public void StartGame()
+		{
+			if (GameStarted) return;
+
+			frameNumber = 1;
+			for( int i = frameNumber ; i <= FramesAhead ; i++ )
+				Connection.Send( new List<Order>().Serialize( i ) );
+		}
+
+		public int FrameNumber { get { return frameNumber; } }
+
+		public OrderManager( IConnection conn )
+		{
+			Connection = conn;
+		}
+
+		public OrderManager( IConnection conn, string replayFilename )
+			: this( conn )
+		{
+			savingReplay = new FileStream( replayFilename, FileMode.Create );
+		}
+
+		public void IssueOrders( Order[] orders )
+		{
+			foreach( var order in orders )
+				IssueOrder( order );
+		}
+
+		public void IssueOrder( Order order )
+		{
+			localOrders.Add( order );
+		}
+
+		public void TickImmediate( World world )
+		{
+			var immediateOrders = localOrders.Where( o => o.IsImmediate ).ToList();
+			if( immediateOrders.Count != 0 )
+				Connection.Send( immediateOrders.Serialize( 0 ) );
+			localOrders.RemoveAll( o => o.IsImmediate );
+
+			var immediatePackets = new List<byte[]>();
+
+			Connection.Receive(
+				( clientId, packet ) =>
+				{
+					var frame = BitConverter.ToInt32( packet, 0 );
+					if( packet.Length == 5 && packet[ 4 ] == 0xEF )
+						readyForFrames.Add( frame );
+					else if( frame == 0 )
+						immediatePackets.Add( packet );
+					else
+						frameClientData.GetOrAdd( frame ).Add( clientId, packet );
+				} );
+
+			foreach( var p in immediatePackets )
+				foreach( var o in p.ToOrderList( world ) )
+					UnitOrders.ProcessOrder( o );
+		}
+
+		public bool IsReadyForNextFrame
+		{
+			get { return readyForFrames.Contains( FrameNumber ); }
+		}
+
+		public void Tick( World world )
+		{
+			if( !IsReadyForNextFrame )
+				throw new InvalidOperationException();
+			readyForFrames.RemoveAll( f => f <= FrameNumber );
+
+			Connection.Send( localOrders.Serialize( FrameNumber + FramesAhead ) );
+			localOrders.Clear();
+
+			var frameData = frameClientData[ FrameNumber ];
+			foreach( var order in frameData.OrderBy( p => p.Key ).SelectMany( o => o.Value.ToOrderList( world ) ) )
+				UnitOrders.ProcessOrder( order );
+
+			++frameNumber;
+		}
+	}
+}