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Server sends ServerEntityEvents to clients, NetEntityEvents can contain an object array which will be passed to the serializable entity (now only used for ItemComponent indices)

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This commit is contained in:
Regalis
2016-11-13 13:56:48 +02:00
parent c314b37029
commit 498c72c64a
24 changed files with 133 additions and 43 deletions
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2
Subsurface/Source/Networking/Client.cs
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@@ -35,6 +35,8 @@ namespace Barotrauma.Networking
public bool hasLobbyData = false;
public UInt32 lastSentChatMsgID = 0; //last msg this client said
public UInt32 lastRecvChatMsgID = 0; //last msg this client knows about
public UInt32 lastSentEntityEventID = 0;
public UInt32 lastRecvEntityEventID = 0;
public UInt32 lastRecvEntitySpawnID = 0;

2
Subsurface/Source/Networking/EntitySpawner.cs
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@@ -152,7 +152,7 @@ namespace Barotrauma
NetStateID = (UInt32)spawnHistory.Count;
}
public void ServerWrite(Lidgren.Network.NetBuffer message, Client client)
public void ServerWrite(Lidgren.Network.NetBuffer message, Client client, object[] extraData = null)
{
if (GameMain.Server == null) return;

9
Subsurface/Source/Networking/GameClient.cs
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@@ -41,6 +41,8 @@ namespace Barotrauma.Networking
public UInt32 LastSentEntityEventID;
private ClientEntityEventManager entityEventManager;
public byte ID
{
get { return myID; }
@@ -86,6 +88,8 @@ namespace Barotrauma.Networking
Hull.EditWater = false;
name = newName;
entityEventManager = new ClientEntityEventManager(this);
characterInfo = new CharacterInfo(Character.HumanConfigFile, name);
characterInfo.Job = null;
@@ -706,6 +710,7 @@ namespace Barotrauma.Networking
{
case ServerNetObject.SYNC_IDS:
lastSentChatMsgID = inc.ReadUInt32();
LastSentEntityEventID = inc.ReadUInt32();
break;
case ServerNetObject.ENTITY_POSITION:
UInt16 id = inc.ReadUInt16();
@@ -724,6 +729,9 @@ namespace Barotrauma.Networking
inc.ReadPadBits();
break;
case ServerNetObject.ENTITY_STATE:
entityEventManager.Read(inc, sendingTime);
break;
case ServerNetObject.CHAT_MESSAGE:
ChatMessage.ClientRead(inc);
break;
@@ -769,6 +777,7 @@ namespace Barotrauma.Networking
outmsg.Write(GameMain.NetLobbyScreen.LastUpdateID);
outmsg.Write(ChatMessage.LastID);
outmsg.Write(Entity.Spawner.NetStateID);
outmsg.Write(entityEventManager.LastReceivedEntityEventID);
ChatMessage removeMsg;
while ((removeMsg = chatMsgQueue.Find(cMsg => cMsg.NetStateID <= lastSentChatMsgID)) != null)

13
Subsurface/Source/Networking/GameServer.cs
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@@ -43,6 +43,8 @@ namespace Barotrauma.Networking
public TraitorManager TraitorManager;
private ServerEntityEventManager entityEventManager;
public override List<Client> ConnectedClients
{
get
@@ -116,6 +118,8 @@ namespace Barotrauma.Networking
settingsButton.OnClicked = ToggleSettingsFrame;
settingsButton.UserData = "settingsButton";
entityEventManager = new ServerEntityEventManager(this);
whitelist = new WhiteList();
banList = new BanList();
@@ -542,6 +546,11 @@ namespace Barotrauma.Networking
sparseUpdateTimer = DateTime.Now + sparseUpdateInterval;
}
public void CreateEntityEvent(IServerSerializable entity, object[] extraData)
{
entityEventManager.CreateEvent(entity, extraData);
}
private byte GetNewClientID()
{
byte userID = 1;
@@ -602,6 +611,7 @@ namespace Barotrauma.Networking
c.lastRecvGeneralUpdate = Math.Max(c.lastRecvGeneralUpdate, inc.ReadUInt32());
c.lastRecvChatMsgID = Math.Max(c.lastRecvChatMsgID, inc.ReadUInt32());
c.lastRecvEntitySpawnID = Math.Max(c.lastRecvEntitySpawnID, inc.ReadUInt32());
c.lastRecvEntityEventID = Math.Max(c.lastRecvEntityEventID, inc.ReadUInt32());
break;
case ClientNetObject.CHAT_MESSAGE:
@@ -629,6 +639,7 @@ namespace Barotrauma.Networking
outmsg.Write((byte)ServerNetObject.SYNC_IDS);
outmsg.Write(c.lastSentChatMsgID); //send this to client so they know which chat messages weren't received by the server
outmsg.Write(c.lastSentEntityEventID);
foreach (GUIComponent gc in GameMain.NetLobbyScreen.ChatBox.children)
{
@@ -672,6 +683,8 @@ namespace Barotrauma.Networking
outmsg.WritePadBits();
}
entityEventManager.Write(c, outmsg);
outmsg.Write((byte)ServerNetObject.END_OF_MESSAGE);
server.SendMessage(outmsg, c.Connection, NetDeliveryMethod.Unreliable);
}

4
Subsurface/Source/Networking/INetSerializable.cs
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@@ -12,7 +12,7 @@ namespace Barotrauma.Networking
{
UInt32 NetStateID { get; }
void ClientWrite(NetBuffer msg);
void ClientWrite(NetBuffer msg, object[] extraData = null);
void ServerRead(NetIncomingMessage msg, Client c);
}
@@ -23,7 +23,7 @@ namespace Barotrauma.Networking
{
UInt32 NetStateID { get; }
void ServerWrite(NetBuffer msg, Client c);
void ServerWrite(NetBuffer msg, Client c, object[] extraData = null);
void ClientRead(NetIncomingMessage msg, float sendingTime);
}
}

26
Subsurface/Source/Networking/NetEntityEvent/ClientEntityEventManager.cs
View File

@@ -15,7 +15,10 @@ namespace Barotrauma.Networking
private GameClient thisClient;
public ClientEntityEventManager(GameClient client) { }
public ClientEntityEventManager(GameClient client)
{
events = new List<ClientEntityEvent>();
}
public void CreateEvent(IClientSerializable entity)
{
@@ -31,10 +34,16 @@ namespace Barotrauma.Networking
public void Write(NetOutgoingMessage msg)
{
var eventsToSync = events.SkipWhile(e => e.ID >= thisClient.LastSentEntityEventID).ToList();
if (events.Count == 0) return;
List<NetEntityEvent> eventsToSync = new List<NetEntityEvent>();
for (int i = events.Count - 1; i >= 0 && events[i].ID > thisClient.LastSentEntityEventID; i--)
{
eventsToSync.Add(events[i]);
}
if (eventsToSync.Count == 0) return;
Write(msg, eventsToSync.Cast<NetEntityEvent>().ToList());
Write(msg, eventsToSync);
}
protected override void WriteEvent(NetBuffer buffer, NetEntityEvent entityEvent, Client recipient = null)
@@ -47,10 +56,15 @@ namespace Barotrauma.Networking
protected override void ReadEvent(NetIncomingMessage buffer, INetSerializable entity, float sendingTime, Client sender = null)
{
var clientEntity = entity as IClientSerializable;
if (clientEntity == null) return;
var serverEntity = entity as IServerSerializable;
if (serverEntity == null) return;
clientEntity.ServerRead(buffer, sender);
serverEntity.ClientRead(buffer, sendingTime);
}
public void Clear()
{
events.Clear();
}
}
}

13
Subsurface/Source/Networking/NetEntityEvent/NetEntityEvent.cs
View File

@@ -12,11 +12,20 @@ namespace Barotrauma.Networking
public readonly Entity Entity;
public readonly UInt32 ID;
//arbitrary extra data that will be passed to the Write method of the serializable entity
//(the index of an itemcomponent for example)
protected object[] Data;
protected NetEntityEvent(INetSerializable entity, UInt32 id)
{
this.ID = id;
this.Entity = entity as Entity;
}
public void SetData(object[] data)
{
this.Data = data;
}
}
class ServerEntityEvent : NetEntityEvent
@@ -31,7 +40,7 @@ namespace Barotrauma.Networking
public void Write(NetBuffer msg, Client recipient)
{
serializable.ServerWrite(msg, recipient);
serializable.ServerWrite(msg, recipient, Data);
}
}
@@ -47,7 +56,7 @@ namespace Barotrauma.Networking
public void Write(NetBuffer msg)
{
serializable.ClientWrite(msg);
serializable.ClientWrite(msg, Data);
}
}

12
Subsurface/Source/Networking/NetEntityEvent/NetEntityEventManager.cs
View File

@@ -12,6 +12,11 @@ namespace Barotrauma.Networking
{
const int MaxEventsPerWrite = 255;
public UInt32 LastReceivedEntityEventID
{
get { return lastReceivedEntityEventID; }
}
private UInt32 lastReceivedEntityEventID;
/// <summary>
@@ -62,17 +67,20 @@ namespace Barotrauma.Networking
byte msgLength = msg.ReadByte();
INetSerializable entity = Entity.FindEntityByID(entityID) as INetSerializable;
//skip the event if we've already received it or if the entity isn't found
if (thisEventID <= lastReceivedEntityEventID || entity == null)
if (thisEventID != lastReceivedEntityEventID+1 || entity == null)
{
DebugConsole.NewMessage("received msg "+thisEventID, Microsoft.Xna.Framework.Color.Red);
msg.Position += msgLength * 8;
}
else
{
DebugConsole.NewMessage("received msg "+thisEventID, Microsoft.Xna.Framework.Color.Green);
ReadEvent(msg, entity, sendingTime);
lastReceivedEntityEventID = thisEventID;
}
msg.ReadPadBits();
}
}

27
Subsurface/Source/Networking/NetEntityEvent/ServerEntityEventManager.cs
View File

@@ -13,9 +13,12 @@ namespace Barotrauma.Networking
private UInt32 ID;
public ServerEntityEventManager(GameServer server) { }
public ServerEntityEventManager(GameServer server)
{
events = new List<ServerEntityEvent>();
}
public void CreateEvent(IServerSerializable entity)
public void CreateEvent(IServerSerializable entity, object[] extraData = null)
{
if (!(entity is Entity))
{
@@ -24,7 +27,10 @@ namespace Barotrauma.Networking
}
ID++;
events.Add(new ServerEntityEvent(entity, ID));
var newEvent = new ServerEntityEvent(entity, ID);
if (extraData != null) newEvent.SetData(extraData);
events.Add(newEvent);
}
/// <summary>
@@ -32,10 +38,16 @@ namespace Barotrauma.Networking
/// </summary>
public void Write(Client client, NetOutgoingMessage msg)
{
var eventsToSync = events.SkipWhile(e => e.ID >= client.lastRecvEntityEventID).ToList();
if (events.Count == 0) return;
List<NetEntityEvent> eventsToSync = new List<NetEntityEvent>();
for (int i = events.Count - 1; i >= 0 && events[i].ID > client.lastRecvEntityEventID; i--)
{
eventsToSync.Insert(0, events[i]);
}
if (eventsToSync.Count == 0) return;
Write(msg, eventsToSync.Cast<NetEntityEvent>().ToList(), client);
Write(msg, eventsToSync, client);
}
protected override void WriteEvent(NetBuffer buffer, NetEntityEvent entityEvent, Client recipient = null)
@@ -53,5 +65,10 @@ namespace Barotrauma.Networking
clientEntity.ServerRead(buffer, sender);
}
public void Clear()
{
events.Clear();
}
}
}