/// <summary>
/// Send player joined message to connected players.
/// </summary>
/// <param name="player">Player who joined.</param>
private void SendPlayerJoined(int playerID, NetPlayer player)
{
Messages.PlayerJoinMessage msg = new Messages.PlayerJoinMessage();
msg.playerID = playerID;
msg.steamID = player.SteamId.m_SteamID;
BroadcastMessage(msg, Steamworks.EP2PSend.k_EP2PSendReliable);
}
/// <summary>
/// Sends handshake to the connected player.
/// </summary>
private void SendHandshake(NetPlayer player)
{
Messages.HandshakeMessage message = new Messages.HandshakeMessage();
message.protocolVersion = PROTOCOL_VERSION;
message.clock = GetNetworkClock();
SendMessage(player, message, Steamworks.EP2PSend.k_EP2PSendReliable);
}
/// <summary>
/// Process handshake message received from the given steam id.
/// </summary>
/// <param name="senderSteamId">The steam id of the sender.</param>
/// <param name="msg">Hand shake message.</param>
private void HandleHandshake(Steamworks.CSteamID senderSteamId, Messages.HandshakeMessage msg)
{
if (IsHost)
{
if (players[1] != null)
{
Logger.Log("Received handshake from player but player is already here.");
LeaveLobby();
return;
}
// Setup THE PLAYER
timeSinceLastHeartbeat = 0.0f;
players[1] = new NetPlayer(this, netWorld, senderSteamId);
// Player can be spawned here safely. Host is already in game and all game objects are here.
players[1].Spawn();
SendHandshake();
}
else
{
if (players[1] == null)
{
Logger.Log("Received handshake from host but host is not here.");
LeaveLobby();
return;
}
Logger.Log("CONNECTION ESTABLISHED!");
MPController.Instance.LoadLevel("GAME");
// Host will be spawned when game will be loaded and OnGameWorldLoad callback will be called.
}
// Set player state.
players[1].Teleport(Utils.NetVec3ToGame(msg.spawnPosition), Utils.NetQuatToGame(msg.spawnRotation));
if (msg.occupiedVehicleId != NetVehicle.INVALID_ID)
{
var vehicle = netWorld.GetVehicle(msg.occupiedVehicleId);
Client.Assert(vehicle != null, $"Player {players[1].GetName()} ({players[1].SteamId}) you tried to join reported that he drives car that does not exists in your game. Vehicle id: {msg.occupiedVehicleId}, passenger: {msg.passenger}");
players[1].EnterVehicle(vehicle, msg.passenger);
}
if (msg.pickedUpObject != NetPickupable.INVALID_ID)
{
players[1].PickupObject(msg.pickedUpObject);
}
players[1].hasHandshake = true;
}
/// <summary>
/// Set player inside vehicle.
/// </summary>
/// <param name="player">The player to set.</param>
/// <param name="passenger">Whether to set player as passenger or as driver.</param>
public void SetPlayer(NetPlayer player, bool passenger)
{
if (passenger)
{
passengerPlayer = player;
}
else
{
driverPlayer = player;
}
}
/// <summary>
/// Set player inside vehicle.
/// </summary>
/// <param name="player">The player to set.</param>
/// <param name="passenger">Whether to set player as passenger or as driver.</param>
public void SetPlayer(NetPlayer player, bool passenger)
{
if (passenger)
{
passengerPlayer = player;
}
else
{
driverPlayer = player;
ApplyRemoteSteering();
}
}
/// <summary>
/// Send message to given player.
/// </summary>
/// <typeparam name="T">The type of the message to broadcast.</typeparam>
/// <param name="player">Player to who message should be send.</param>
/// <param name="message">The message to broadcast.</param>
/// <param name="sendType">The send type.</param>
/// <param name="channel">The channel used to deliver message.</param>
/// <returns>true if message was sent false otherwise</returns>
public bool SendMessage <T>(NetPlayer player, T message, Steamworks.EP2PSend sendType, int channel = 0) where T : INetMessage
{
if (player == null)
{
return(false);
}
MemoryStream stream = new MemoryStream();
if (!WriteMessage(message, stream))
{
return(false);
}
return(player.SendPacket(stream.GetBuffer(), sendType, channel));
}
/// <summary>
/// Callback called when client accepts lobby join request from other steam user.
/// </summary>
/// <param name="request">The request.</param>
private void OnGameLobbyJoinRequested(Steamworks.GameLobbyJoinRequested_t request)
{
Steamworks.SteamAPICall_t apiCall = Steamworks.SteamMatchmaking.JoinLobby(request.m_steamIDLobby);
if (apiCall == Steamworks.SteamAPICall_t.Invalid)
{
Logger.Log("Unable to join lobby.");
return;
}
Logger.Log("Setup player.");
// Setup remote player. The HOST.
timeSinceLastHeartbeat = 0.0f;
players[1] = new NetPlayer(this, netWorld, request.m_steamIDFriend);
lobbyEnterCallResult.Set(apiCall);
}
/// <summary>
/// Callback called when client accepts lobby join request from other steam user.
/// </summary>
/// <param name="request">The request.</param>
private void OnGameLobbyJoinRequested(Steamworks.GameLobbyJoinRequested_t request)
{
Steamworks.SteamAPICall_t apiCall = Steamworks.SteamMatchmaking.JoinLobby(request.m_steamIDLobby);
if (apiCall == Steamworks.SteamAPICall_t.Invalid)
{
Logger.Error($"Unable to join lobby {request.m_steamIDLobby}. JoinLobby call failed.");
MPGUI.Instance.ShowMessageBox($"Failed to join lobby.\nPlease try again later.");
return;
}
Logger.Debug("Setup player.");
// Setup remote player. The HOST.
timeSinceLastHeartbeat = 0.0f;
players[1] = new NetPlayer(this, netWorld, request.m_steamIDFriend);
lobbyEnterCallResult.Set(apiCall);
}
/// <summary>
/// Process handshake message received from the given steam id.
/// </summary>
/// <param name="senderSteamId">The steam id of the sender.</param>
/// <param name="msg">Hand shake message.</param>
private void HandleHandshake(Steamworks.CSteamID senderSteamId, Messages.HandshakeMessage msg)
{
if (IsHost)
{
if (players[1] != null)
{
Logger.Log("Received handshake from player but player is already here.");
LeaveLobby();
return;
}
// Setup THE PLAYER
timeSinceLastHeartbeat = 0.0f;
players[1] = new NetPlayer(this, netWorld, senderSteamId);
// Player can be spawned here safely. Host is already in game and all game objects are here.
players[1].Spawn();
SendHandshake();
}
else
{
if (players[1] == null)
{
Logger.Log("Received handshake from host but host is not here.");
LeaveLobby();
return;
}
Logger.Log("CONNECTION ESTABLISHED!");
MPController.Instance.LoadLevel("GAME");
// Host will be spawned when game will be loaded and OnGameWorldLoad callback will be called.
}
players[1].hasHandshake = true;
}
/// <summary>
/// Register world related network message handlers.
/// </summary>
/// <param name="netMessageHandler">The network message handler to register messages to.</param>
void RegisterNetworkMessagesHandlers(NetMessageHandler netMessageHandler)
{
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.PickupableSetPositionMessage msg) => {
Client.Assert(netPickupables.ContainsKey(msg.id), $"Tried to move pickupable that is not spawned {msg.id}.");
GameObject gameObject = netPickupables[msg.id].gameObject;
gameObject.transform.position = Utils.NetVec3ToGame(msg.position);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.PickupableActivateMessage msg) => {
GameObject gameObject = null;
if (netPickupables.ContainsKey(msg.id))
{
gameObject = netPickupables[msg.id].gameObject;
}
if (msg.activate)
{
Client.Assert(gameObject != null, "Tried to activate pickupable but its not spawned!");
gameObject.SetActive(true);
}
else
{
if (gameObject != null)
{
gameObject.SetActive(false);
}
}
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.PickupableSpawnMessage msg) => {
SpawnPickupable(msg);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.PickupableDestroyMessage msg) => {
if (!netPickupables.ContainsKey(msg.id))
{
return;
}
NetPickupable pickupable = netPickupables[msg.id];
GameObject.Destroy(pickupable.gameObject);
netPickupables.Remove(msg.id);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.WorldPeriodicalUpdateMessage msg) => {
// Game reports 'next hour' - we want to have transition so correct it.
Game.GameWorld.Instance.WorldTime = (float)msg.sunClock - 2.0f;
Game.GameWorld.Instance.WorldDay = (int)msg.worldDay;
Game.GameWeatherManager.Instance.SetWeather(msg.currentWeather);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.RemoveBottleMessage msg) => {
GameObject beerGO = GetPickupableGameObject(msg.netId);
Game.Objects.BeerCase beer = Game.BeerCaseManager.Instance.FindBeerCase(beerGO);
if (beer == null)
{
Logger.Log($"Player tried to drink beer, however, the beercase cannot be found.");
return;
}
beer.RemoveBottles(1);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.PlayerSyncMessage msg) => {
NetPlayer player = netManager.GetPlayer(sender);
if (player == null)
{
Logger.Log($"Received synchronization packet from {sender} but there is not player registered using this id.");
return;
}
player.HandleSynchronize(msg);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.OpenDoorsMessage msg) => {
NetPlayer player = netManager.GetPlayer(sender);
if (player == null)
{
Logger.Log($"Received OpenDoorsMessage however there is no matching player {sender}! (open: {msg.open}");
return;
}
Game.Objects.GameDoor doors = Game.GameDoorsManager.Instance.FindGameDoors(Utils.NetVec3ToGame(msg.position));
if (doors == null)
{
Logger.Log($"Player tried to open door, however, the door could not be found!");
return;
}
doors.Open(msg.open);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.FullWorldSyncMessage msg) => {
NetPlayer player = netManager.GetPlayer(sender);
// This one should never happen - if happens there is something done miserably wrong.
Client.Assert(player != null, $"There is no player matching given steam id {sender}.");
// Handle full world state synchronization.
HandleFullWorldSync(msg);
// Spawn host character.
player.Spawn();
// Set player state.
player.Teleport(Utils.NetVec3ToGame(msg.spawnPosition), Utils.NetQuatToGame(msg.spawnRotation));
if (msg.occupiedVehicleId != NetVehicle.INVALID_ID)
{
var vehicle = GetVehicle(msg.occupiedVehicleId);
Client.Assert(vehicle != null, $"Player {player.GetName()} ({player.SteamId}) you tried to join reported that he drives car that does not exists in your game. Vehicle id: {msg.occupiedVehicleId}, passenger: {msg.passenger}");
player.EnterVehicle(vehicle, msg.passenger);
}
if (msg.pickedUpObject != NetPickupable.INVALID_ID)
{
player.PickupObject(msg.pickedUpObject);
}
// World is loaded! Notify network manager about that.
netManager.OnNetworkWorldLoaded();
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.AskForWorldStateMessage msg) => {
var msgF = new Messages.FullWorldSyncMessage();
WriteFullWorldSync(msgF);
netManager.BroadcastMessage(msgF, Steamworks.EP2PSend.k_EP2PSendReliable);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.VehicleEnterMessage msg) => {
NetPlayer player = netManager.GetPlayer(sender);
if (player == null)
{
Logger.Error($"Steam user of id {sender} send message however there is no active player matching this id.");
return;
}
NetVehicle vehicle = GetVehicle(msg.vehicleId);
if (vehicle == null)
{
Logger.Error("Player " + player.SteamId + " tried to enter vehicle " + msg.vehicleId + " but there is no vehicle with such id.");
return;
}
player.EnterVehicle(vehicle, msg.passenger);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.VehicleLeaveMessage msg) => {
NetPlayer player = netManager.GetPlayer(sender);
if (player == null)
{
Logger.Error($"Steam user of id {sender} send message however there is no active player matching this id.");
return;
}
player.LeaveVehicle();
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.VehicleSyncMessage msg) => {
NetPlayer player = netManager.GetPlayer(sender);
if (player == null)
{
Logger.Error($"Steam user of id {sender} send message however there is no active player matching this id.");
return;
}
player.HandleVehicleSync(msg);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.PickupObjectMessage msg) => {
NetPlayer player = netManager.GetPlayer(sender);
if (player == null)
{
Logger.Error($"Steam user of id {sender} send message however there is no active player matching this id.");
return;
}
player.PickupObject(msg.netId);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.ReleaseObjectMessage msg) => {
NetPlayer player = netManager.GetPlayer(sender);
if (player == null)
{
Logger.Error($"Steam user of id {sender} send message however there is no active player matching this id.");
return;
}
player.ReleaseObject(msg.drop);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.LightSwitchMessage msg) => {
Game.Objects.LightSwitch light = Game.LightSwitchManager.Instance.FindLightSwitch(Utils.NetVec3ToGame(msg.pos));
light.TurnOn(msg.toggle);
});
}
/// <summary>
/// Process handshake message received from the given steam id.
/// </summary>
/// <param name="senderSteamId">The steam id of the sender.</param>
/// <param name="msg">Hand shake message.</param>
private void HandleHandshake(Steamworks.CSteamID senderSteamId, Messages.HandshakeMessage msg)
{
if (IsHost)
{
if (players[1] != null)
{
Logger.Log("Received handshake from player but player is already here.");
LeaveLobby();
return;
}
// Setup THE PLAYER
timeSinceLastHeartbeat = 0.0f;
players[1] = new NetPlayer(this, netWorld, senderSteamId);
// Check if version matches - if not ignore this player.
if (msg.protocolVersion != PROTOCOL_VERSION)
{
RejectPlayer($"Mod version mismatch.");
return;
}
// Player can be spawned here safely. Host is already in game and all game objects are here.
players[1].Spawn();
SendHandshake(players[1]);
MessagesList.AddMessage($"Player {players[1].GetName()} joined.", MessageSeverity.Info);
}
else
{
if (players[1] == null)
{
Logger.Log("Received handshake from host but host is not here.");
LeaveLobby();
return;
}
// Check if protocol version matches.
if (msg.protocolVersion != PROTOCOL_VERSION)
{
string message;
if (msg.protocolVersion > PROTOCOL_VERSION)
{
message = "Host has newer version of the mod.";
}
else
{
message = "Host has older version of the mod.";
}
AbortJoining($"{message}\n(Your mod version: {PROTOCOL_VERSION}, Host mod version: {msg.protocolVersion})");
return;
}
// All is fine - load game world.
MessagesList.AddMessage($"Connection established!", MessageSeverity.Info);
MPController.Instance.LoadLevel("GAME");
// Host will be spawned when game will be loaded and OnGameWorldLoad callback will be called.
}
remoteClock = msg.clock;
players[1].hasHandshake = true;
}
/// <summary>
/// Register world related network message handlers.
/// </summary>
/// <param name="netMessageHandler">The network message handler to register
/// messages to.</param>
void RegisterNetworkMessagesHandlers(NetMessageHandler netMessageHandler)
{
netMessageHandler.BindMessageHandler(
(Steamworks.CSteamID sender,
Messages.PickupableSetPositionMessage msg) => {
Client.Assert(ObjectSyncManager.Instance.ObjectIDs.ContainsKey(msg.id),
$"Tried to move pickupable that is not spawned {msg.id}.");
GameObject gameObject =
ObjectSyncManager.Instance.ObjectIDs[msg.id].gameObject;
gameObject.transform.position = Utils.NetVec3ToGame(msg.position);
});
netMessageHandler.BindMessageHandler(
(Steamworks.CSteamID sender, Messages.PickupableActivateMessage msg) => {
GameObject gameObject = null;
if (ObjectSyncManager.Instance.ObjectIDs.ContainsKey(msg.id))
{
gameObject = ObjectSyncManager.Instance.ObjectIDs[msg.id].gameObject;
}
Client.Assert(gameObject != null,
"Tried to activate pickupable but its not spawned!");
if (msg.activate)
{
gameObject.SetActive(true);
}
else
{
if (gameObject != null)
{
gameObject.SetActive(false);
}
}
});
netMessageHandler.BindMessageHandler(
(Steamworks.CSteamID sender, Messages.PickupableSpawnMessage msg) => {
SpawnPickupable(msg);
});
netMessageHandler.BindMessageHandler(
(Steamworks.CSteamID sender, Messages.PickupableDestroyMessage msg) => {
if (!ObjectSyncManager.Instance.ObjectIDs.ContainsKey(msg.id))
{
return;
}
GameObject go;
try {
go = ObjectSyncManager.Instance.ObjectIDs[msg.id].gameObject;
} catch {
Logger.Error(
"Failed to remove object: OSC found but can't get GameObject.");
return;
}
GameObject.Destroy(
ObjectSyncManager.Instance.ObjectIDs[msg.id].gameObject);
});
netMessageHandler.BindMessageHandler(
(Steamworks.CSteamID sender,
Messages.WorldPeriodicalUpdateMessage msg) => {
// Game reports 'next hour' - we want to have transition so correct it.
GameWorld.Instance.WorldTime = (float)msg.sunClock - 2.0f;
GameWorld.Instance.WorldDay = (int)msg.worldDay;
GameWeatherManager.Instance.SetWeather(msg.currentWeather);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender,
Messages.PlayerSyncMessage msg) => {
NetPlayer player = netManager.GetPlayer(sender);
if (player == null)
{
Logger.Log(
$"Received synchronization packet from {sender} but there is not player registered using this id.");
return;
}
player.HandleSynchronize(msg);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender,
Messages.AnimSyncMessage msg) => {
NetPlayer player = netManager.GetPlayer(sender);
if (player == null)
{
Logger.Log(
$"Received animation synchronization packet from {sender} but there is not player registered using this id.");
return;
}
player.HandleAnimSynchronize(msg);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender,
Messages.OpenDoorsMessage msg) => {
NetPlayer player = netManager.GetPlayer(sender);
if (player == null)
{
Logger.Log(
$"Received OpenDoorsMessage however there is no matching player {sender}! (open: {msg.open}");
return;
}
GameDoor doors = GameDoorsManager.Instance.FindGameDoors(
Utils.NetVec3ToGame(msg.position));
if (doors == null)
{
Logger.Log(
$"Player tried to open door, however, the door could not be found!");
return;
}
doors.Open(msg.open);
});
netMessageHandler.BindMessageHandler(
(Steamworks.CSteamID sender, Messages.FullWorldSyncMessage msg) => {
NetPlayer player = netManager.GetPlayer(sender);
// This one should never happen - if happens there is something done
// miserably wrong.
Client.Assert(player != null,
$"There is no player matching given steam id {sender}.");
// Handle full world state synchronization.
HandleFullWorldSync(msg);
// Spawn host character.
player.Spawn();
// Set player state.
player.Teleport(Utils.NetVec3ToGame(msg.spawnPosition),
Utils.NetQuatToGame(msg.spawnRotation));
if (msg.pickedUpObject != NetPickupable.INVALID_ID)
{
player.PickupObject(msg.pickedUpObject);
}
// World is loaded! Notify network manager about that.
netManager.OnNetworkWorldLoaded();
});
netMessageHandler.BindMessageHandler(
(Steamworks.CSteamID sender, Messages.AskForWorldStateMessage msg) => {
var msgF = new Messages.FullWorldSyncMessage();
WriteFullWorldSync(msgF);
netManager.BroadcastMessage(
msgF, Steamworks.EP2PSend.k_EP2PSendReliable);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender,
Messages.VehicleEnterMessage msg) => {
NetPlayer player = netManager.GetPlayer(sender);
if (player == null)
{
Logger.Error(
$"Steam user of id {sender} send message however there is no active player matching this id.");
return;
}
ObjectSyncComponent vehicle =
ObjectSyncManager.Instance.ObjectIDs[msg.objectID];
if (vehicle == null)
{
Logger.Error("Player " + player.SteamId +
" tried to enter vehicle with Object ID " + msg.objectID +
" but there is no vehicle with such id.");
return;
}
player.EnterVehicle(vehicle, msg.passenger);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender,
Messages.VehicleLeaveMessage msg) => {
NetPlayer player = netManager.GetPlayer(sender);
if (player == null)
{
Logger.Error(
$"Steam user of id {sender} send message however there is no active player matching this id.");
return;
}
player.LeaveVehicle();
});
netMessageHandler.BindMessageHandler(
(Steamworks.CSteamID sender, Messages.VehicleStateMessage msg) => {
float startTime = -1;
ObjectSyncComponent vehicle =
ObjectSyncManager.Instance.ObjectIDs[msg.objectID];
if (vehicle == null)
{
Logger.Log("Remote player tried to set state of vehicle " +
msg.objectID + " but there is no vehicle with such id.");
return;
}
if (msg.HasStartTime)
{
startTime = msg.StartTime;
}
PlayerVehicle subType = vehicle.GetObjectSubtype() as PlayerVehicle;
subType.SetEngineState((PlayerVehicle.EngineStates)msg.state,
(PlayerVehicle.DashboardStates)msg.dashstate, startTime);
});
netMessageHandler.BindMessageHandler(
(Steamworks.CSteamID sender, Messages.VehicleSwitchMessage msg) => {
float newValueFloat = -1;
PlayerVehicle vehicle =
ObjectSyncManager.Instance.ObjectIDs[msg.objectID].GetObjectSubtype()
as PlayerVehicle;
if (vehicle == null)
{
Logger.Log("Remote player tried to change a switch in vehicle " +
msg.objectID + " but there is no vehicle with such id.");
return;
}
if (msg.HasSwitchValueFloat)
{
newValueFloat = msg.SwitchValueFloat;
}
vehicle.SetVehicleSwitch((PlayerVehicle.SwitchIDs)msg.switchID,
msg.switchValue, newValueFloat);
});
netMessageHandler.BindMessageHandler(
(Steamworks.CSteamID sender, Messages.LightSwitchMessage msg) => {
LightSwitch light = Game.LightSwitchManager.Instance.FindLightSwitch(
Utils.NetVec3ToGame(msg.pos));
light.TurnOn(msg.toggle);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender,
Messages.ObjectSyncMessage msg) => {
ObjectSyncComponent osc;
ObjectSyncManager.SyncTypes type = (ObjectSyncManager.SyncTypes)msg.SyncType;
try {
osc = ObjectSyncManager.Instance.ObjectIDs[msg.objectID];
} catch {
Logger.Log(
$"Specified object is not yet added to the ObjectID's Dictionary! (Object ID: {msg.objectID})");
return;
}
if (osc != null)
{
// Set owner.
if (type == ObjectSyncManager.SyncTypes.SetOwner)
{
if (osc.Owner == ObjectSyncManager.NO_OWNER ||
osc.Owner == sender.m_SteamID)
{
osc.OwnerSetToRemote(sender.m_SteamID);
netManager.GetLocalPlayer().SendObjectSyncResponse(osc.ObjectID, true);
}
else
{
Logger.Debug(
$"Set owner request rejected for object: {osc.transform.name} (Owner: {osc.Owner} Sender: {sender.m_SteamID})");
}
}
// Remove owner.
else if (type == ObjectSyncManager.SyncTypes.RemoveOwner)
{
if (osc.Owner == sender.m_SteamID)
{
osc.OwnerRemoved();
}
}
// Force set owner.
else if (type == ObjectSyncManager.SyncTypes.ForceSetOwner)
{
osc.Owner = sender.m_SteamID;
netManager.GetLocalPlayer().SendObjectSyncResponse(osc.ObjectID, true);
osc.SyncTakenByForce();
osc.SyncEnabled = false;
}
// Set object's position and variables
if (osc.Owner == sender.m_SteamID ||
type == ObjectSyncManager.SyncTypes.PeriodicSync)
{
if (msg.HasSyncedVariables == true)
{
osc.HandleSyncedVariables(msg.SyncedVariables);
}
osc.SetPositionAndRotation(Utils.NetVec3ToGame(msg.position),
Utils.NetQuatToGame(msg.rotation));
}
}
});
netMessageHandler.BindMessageHandler(
(Steamworks.CSteamID sender, Messages.ObjectSyncResponseMessage msg) => {
ObjectSyncComponent osc =
ObjectSyncManager.Instance.ObjectIDs[msg.objectID];
if (msg.accepted)
{
osc.SyncEnabled = true;
osc.Owner = Steamworks.SteamUser.GetSteamID().m_SteamID;
}
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender,
Messages.ObjectSyncRequestMessage
msg) => {
try {
ObjectSyncComponent osc =
ObjectSyncManager.Instance.ObjectIDs[msg.objectID];
osc.SendObjectSync(ObjectSyncManager.SyncTypes.GenericSync, true, true);
} catch {
Logger.Error(
$"Remote client tried to request object sync of an unknown object, Object ID: {msg.objectID}");
}
});
netMessageHandler.BindMessageHandler(
(Steamworks.CSteamID sender, Messages.EventHookSyncMessage msg) => {
if (msg.request)
{
EventHook.SendSync(msg.fsmID);
}
else
{
if (msg.HasFsmEventName)
{
EventHook.HandleEventSync(
msg.fsmID, msg.fsmEventID, msg.FsmEventName);
}
else
{
EventHook.HandleEventSync(msg.fsmID, msg.fsmEventID);
}
}
});
}
public NetManager()
{
this.netManagerCreationTime = DateTime.UtcNow;
netWorld = new NetWorld(this);
// Setup local player.
players[0] = new NetLocalPlayer(this, netWorld, Steamworks.SteamUser.GetSteamID());
p2pSessionRequestCallback = Steamworks.Callback <Steamworks.P2PSessionRequest_t> .Create((Steamworks.P2PSessionRequest_t result) => {
if (!Steamworks.SteamNetworking.AcceptP2PSessionWithUser(result.m_steamIDRemote))
{
Logger.Log("Accepted p2p session with " + result.m_steamIDRemote.ToString());
}
});
gameLobbyJoinRequestedCallback = Steamworks.Callback <Steamworks.GameLobbyJoinRequested_t> .Create(OnGameLobbyJoinRequested);
lobbyCreatedCallResult = new Steamworks.CallResult <Steamworks.LobbyCreated_t>((Steamworks.LobbyCreated_t result, bool ioFailure) => {
if (result.m_eResult != Steamworks.EResult.k_EResultOK)
{
Logger.Log("Oh my f*****g god i failed to create a lobby for you. Please forgive me. (result: " + result.m_eResult + ")");
MPGUI.Instance.ShowMessageBox("Failed to create lobby due to steam error.\n" + result.m_eResult, () => {
MPController.Instance.LoadLevel("MainMenu");
});
return;
}
Logger.Log("Hey you! I have lobby id for you! " + result.m_ulSteamIDLobby);
mode = Mode.Host;
state = State.Playing;
currentLobbyId = new Steamworks.CSteamID(result.m_ulSteamIDLobby);
netWorld.RegisterPickupables();
});
lobbyEnterCallResult = new Steamworks.CallResult <Steamworks.LobbyEnter_t>((Steamworks.LobbyEnter_t result, bool ioFailure) => {
if (result.m_EChatRoomEnterResponse != (uint)Steamworks.EChatRoomEnterResponse.k_EChatRoomEnterResponseSuccess)
{
Logger.Log("Oh my f*****g god i failed to join the lobby for you. Please forgive me. (reponse: " + result.m_EChatRoomEnterResponse + ")");
players[1] = null;
return;
}
Logger.Log("Oh hello! " + result.m_ulSteamIDLobby);
mode = Mode.Player;
state = State.LoadingGameWorld;
currentLobbyId = new Steamworks.CSteamID(result.m_ulSteamIDLobby);
SendHandshake();
});
// TODO: Move message handlers to some class.
BindMessageHandler((Steamworks.CSteamID sender, Messages.HandshakeMessage msg) => {
remoteClock = msg.clock;
HandleHandshake(sender, msg);
});
BindMessageHandler((Steamworks.CSteamID sender, Messages.PlayerSyncMessage msg) => {
if (players[1] == null)
{
Logger.Log("Received synchronization packet but no remote player is currently connected.");
return;
}
players[1].HandleSynchronize(msg);
});
BindMessageHandler((Steamworks.CSteamID sender, Messages.HeartbeatMessage msg) => {
var message = new Messages.HeartbeatResponseMessage();
message.clientClock = msg.clientClock;
message.clock = GetNetworkClock();
BroadcastMessage(message, Steamworks.EP2PSend.k_EP2PSendReliable);
});
BindMessageHandler((Steamworks.CSteamID sender, Messages.HeartbeatResponseMessage msg) => {
ping = (uint)(GetNetworkClock() - msg.clientClock);
// TODO: Some smart lag compensation.
remoteClock = msg.clock;
timeSinceLastHeartbeat = 0.0f;
});
BindMessageHandler((Steamworks.CSteamID sender, Messages.DisconnectMessage msg) => {
HandleDisconnect(false);
});
BindMessageHandler((Steamworks.CSteamID sender, Messages.OpenDoorsMessage msg) => {
NetPlayer player = players[1];
// 1.5 is a length of the ray used to check interaction with doors in game scripts.
Vector3 interactionPosition = player.GetPosition() + player.GetRotation() * Vector3.forward * 1.5f;
Game.Objects.GameDoor doors = Game.GameDoorsManager.Instance.FindGameDoors(interactionPosition);
if (doors == null)
{
Logger.Log($"Player tried to open doors however he is not close to any: {interactionPosition}.");
return;
}
doors.Open(msg.open);
});
BindMessageHandler((Steamworks.CSteamID sender, Messages.FullWorldSyncMessage msg) => {
netWorld.HandleFullWorldSync(msg);
// Now spawn player.
if (players[1] != null)
{
players[1].Spawn();
}
// World loaded we are playing!
state = State.Playing;
});
BindMessageHandler((Steamworks.CSteamID sender, Messages.AskForWorldStateMessage msg) => {
var msgF = new Messages.FullWorldSyncMessage();
netWorld.WriteFullWorldSync(msgF);
BroadcastMessage(msgF, Steamworks.EP2PSend.k_EP2PSendReliable);
});
BindMessageHandler((Steamworks.CSteamID sender, Messages.VehicleEnterMessage msg) => {
NetPlayer player = players[1];
if (player == null)
{
return;
}
NetVehicle vehicle = netWorld.GetVehicle(msg.vehicleId);
if (vehicle == null)
{
Logger.Log("Player " + player.SteamId + " tried to enter vehicle " + msg.vehicleId + " but there is no vehicle with such id.");
return;
}
player.EnterVehicle(vehicle, msg.passenger);
});
BindMessageHandler((Steamworks.CSteamID sender, Messages.VehicleLeaveMessage msg) => {
NetPlayer player = players[1];
if (player == null)
{
return;
}
player.LeaveVehicle();
});
BindMessageHandler((Steamworks.CSteamID sender, Messages.VehicleSyncMessage msg) => {
NetPlayer player = players[1];
if (player == null)
{
return;
}
player.HandleVehicleSync(msg);
});
BindMessageHandler((Steamworks.CSteamID sender, Messages.PickupObjectMessage msg) => {
NetPlayer player = players[1];
if (player == null)
{
return;
}
player.PickupObject(msg.netId);
});
BindMessageHandler((Steamworks.CSteamID sender, Messages.ReleaseObjectMessage msg) => {
NetPlayer player = players[1];
if (player == null)
{
return;
}
player.ReleaseObject(msg.drop);
});
}
/// <summary>
/// Register world related network message handlers.
/// </summary>
/// <param name="netMessageHandler">The network message handler to register messages to.</param>
void RegisterNetworkMessagesHandlers(NetMessageHandler netMessageHandler)
{
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.PickupableSetPositionMessage msg) => {
Client.Assert(ObjectSyncManager.GetObjectByID(msg.id), $"Tried to move pickupable that is not spawned {msg.id}.");
GameObject gameObject = ObjectSyncManager.GetObjectByID(msg.id);
gameObject.transform.position = Utils.NetVec3ToGame(msg.position);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.PickupableActivateMessage msg) => {
GameObject gameObject = null;
if (ObjectSyncManager.GetObjectByID(msg.id))
{
gameObject = ObjectSyncManager.GetObjectByID(msg.id);
}
Client.Assert(gameObject != null, "Tried to activate a pickupable but it's not spawned! Does any connected client or you have other mods beside MSC:MP installed? Try uninstalling them!");
if (msg.activate)
{
gameObject.SetActive(true);
}
else
{
if (gameObject != null)
{
gameObject.SetActive(false);
}
}
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.PickupableSpawnMessage msg) => {
SpawnPickupable(msg);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.PickupableDestroyMessage msg) => {
if (!ObjectSyncManager.GetSyncComponentByID(msg.id))
{
return;
}
ObjectSyncComponent osc = ObjectSyncManager.GetSyncComponentByID(msg.id);
GameObject.Destroy(ObjectSyncManager.GetObjectByID(msg.id));
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.WorldPeriodicalUpdateMessage msg) => {
// Game reports 'next hour' - we want to have transition so correct it.
GameWorld.Instance.WorldTime = (float)msg.sunClock - 2.0f;
GameWorld.Instance.WorldDay = (int)msg.worldDay;
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.PlayerSyncMessage msg) => {
NetPlayer player = netManager.GetPlayer(sender);
if (player == null)
{
Logger.Error($"Received synchronization packet from {sender} but there is not player registered using this id.");
return;
}
player.HandleSynchronize(msg);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.AnimSyncMessage msg) => {
NetPlayer player = netManager.GetPlayer(sender);
if (player == null)
{
Logger.Error($"Received animation synchronization packet from {sender} but there is not player registered using this id.");
return;
}
player.HandleAnimSynchronize(msg);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.OpenDoorsMessage msg) => {
NetPlayer player = netManager.GetPlayer(sender);
if (player == null)
{
Logger.Error($"Received OpenDoorsMessage however there is no matching player {sender}! (open: {msg.open}");
return;
}
GameDoor doors = GameDoorsManager.Instance.FindGameDoors(Utils.NetVec3ToGame(msg.position));
if (doors == null)
{
Logger.Error($"Player tried to open door, however, the door could not be found!");
return;
}
doors.Open(msg.open);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.FullWorldSyncMessage msg) => {
NetPlayer player = netManager.GetPlayer(sender);
// This one should never happen - if happens there is something done miserably wrong.
Client.Assert(player != null, $"There is no player matching given steam id {sender}.");
// Handle full world state synchronization.
HandleFullWorldSync(msg);
// Spawn host character.
player.Spawn();
// Set player state.
player.Teleport(Utils.NetVec3ToGame(msg.spawnPosition), Utils.NetQuatToGame(msg.spawnRotation));
if (msg.pickedUpObject != NetPickupable.INVALID_ID)
{
player.PickupObject(msg.pickedUpObject);
}
// World is loaded! Notify network manager about that.
netManager.OnNetworkWorldLoaded();
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.AskForWorldStateMessage msg) => {
var msgF = new Messages.FullWorldSyncMessage();
WriteFullWorldSync(msgF);
netManager.SendMessage(netManager.GetPlayer(sender), msgF, Steamworks.EP2PSend.k_EP2PSendReliable);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.VehicleEnterMessage msg) => {
NetPlayer player = netManager.GetPlayer(sender);
if (player == null)
{
Logger.Error($"Steam user of id {sender} send message however there is no active player matching this id.");
return;
}
ObjectSyncComponent vehicle = ObjectSyncManager.Instance.ObjectIDs[msg.objectID];
if (vehicle == null)
{
Logger.Error("Player " + player.SteamId + " tried to enter vehicle with Object ID " + msg.objectID + " but there is no vehicle with such id.");
return;
}
player.EnterVehicle(vehicle, msg.passenger);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.VehicleLeaveMessage msg) => {
NetPlayer player = netManager.GetPlayer(sender);
if (player == null)
{
Logger.Error($"Steam user of id {sender} send message however there is no active player matching this id.");
return;
}
player.LeaveVehicle();
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.VehicleSwitchMessage msg) => {
float newValueFloat = -1;
PlayerVehicle vehicle = ObjectSyncManager.Instance.ObjectIDs[msg.objectID].GetObjectSubtype() as PlayerVehicle;
if (vehicle == null)
{
Logger.Debug("Remote player tried to change a switch in vehicle " + msg.objectID + " but there is no vehicle with such id.");
return;
}
if (msg.HasSwitchValueFloat)
{
newValueFloat = msg.SwitchValueFloat;
}
vehicle.SetVehicleSwitch((PlayerVehicle.SwitchIDs)msg.switchID, msg.switchValue, newValueFloat);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.LightSwitchMessage msg) => {
LightSwitch light = LightSwitchManager.Instance.FindLightSwitch(Utils.NetVec3ToGame(msg.pos));
light.TurnOn(msg.toggle);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.ObjectSyncMessage msg) => {
ObjectSyncComponent osc;
ObjectSyncManager.SyncTypes type = (ObjectSyncManager.SyncTypes)msg.SyncType;
if (ObjectSyncManager.GetObjectByID(msg.objectID))
{
osc = ObjectSyncManager.GetSyncComponentByID(msg.objectID);
}
else
{
Logger.Error($"Specified object is not yet added to the ObjectID's Dictionary! (Object ID: {msg.objectID})");
return;
}
// This *should* never happen, but apparently it's possible.
Client.Assert(osc != null, $"Object Sync Component wasn't found for object with ID {msg.objectID}, however, the object had a dictionary entry!");
// Host controls who owns an object.
if (NetManager.Instance.IsHost)
{
// Set owner on host.
if (type == ObjectSyncManager.SyncTypes.SetOwner)
{
ObjectSyncManager.SetOwnerHandler(msg, osc, sender);
}
// Remove owner on host.
if (type == ObjectSyncManager.SyncTypes.RemoveOwner)
{
if (osc.Owner == netManager.GetLocalPlayer())
{
ObjectSyncManager.RemoveOwnerHandler(msg, osc, sender);
}
}
// Sync taken by force on host.
if (type == ObjectSyncManager.SyncTypes.ForceSetOwner)
{
ObjectSyncManager.SyncTakenByForceHandler(msg, osc, sender);
}
}
// Set ownership info on clients.
else
{
NetPlayer player = netManager.GetPlayerByPlayerID(msg.OwnerPlayerID);
// Check if player exists.
if (player == null)
{
return;
}
// Set owner.
if (type == ObjectSyncManager.SyncTypes.SetOwner)
{
if (osc.Owner != netManager.GetLocalPlayer())
{
osc.OwnerSetToRemote(player);
}
osc.Owner = player;
}
// Remove owner.
else if (type == ObjectSyncManager.SyncTypes.RemoveOwner)
{
if (osc.Owner != netManager.GetLocalPlayer())
{
osc.OwnerRemoved();
}
osc.Owner = null;
}
// Force set owner.
else if (type == ObjectSyncManager.SyncTypes.ForceSetOwner)
{
if (osc.Owner != netManager.GetLocalPlayer())
{
osc.SyncTakenByForce();
osc.SyncEnabled = false;
}
osc.Owner = player;
if (osc.Owner == netManager.GetLocalPlayer())
{
osc.SyncEnabled = true;
}
}
}
// Set object's position and variables.
if ((osc.Owner == netManager.GetPlayer(sender)) || type == ObjectSyncManager.SyncTypes.PeriodicSync)
{
// Send synced variables, or variables only sync in some cases.
if (msg.HasSyncedVariables)
{
osc.HandleSyncedVariables(msg.SyncedVariables);
}
// Full sync.
if (msg.HasPosition && msg.HasRotation)
{
osc.SetPositionAndRotation(Utils.NetVec3ToGame(msg.Position), Utils.NetQuatToGame(msg.Rotation));
}
// Position only sync.
else if (msg.HasPosition)
{
Quaternion zero = new Quaternion(0, 0, 0, 0);
osc.SetPositionAndRotation(Utils.NetVec3ToGame(msg.Position), zero);
}
// Rotation only sync.
else if (msg.HasRotation)
{
osc.SetPositionAndRotation(Vector3.zero, Utils.NetQuatToGame(msg.Rotation));
}
}
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.ObjectSyncResponseMessage msg) => {
ObjectSyncComponent osc = ObjectSyncManager.GetSyncComponentByID(msg.objectID);
if (msg.accepted)
{
osc.SyncEnabled = true;
osc.Owner = NetManager.Instance.GetLocalPlayer();
}
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.ObjectSyncRequestMessage msg) => {
Client.Assert(ObjectSyncManager.GetObjectByID(msg.objectID), $"Remote client tried to request object sync of an unknown object, remote ObjectID was: {msg.objectID}");
ObjectSyncComponent osc = ObjectSyncManager.GetSyncComponentByID(msg.objectID);
osc.SendObjectSync(ObjectSyncManager.SyncTypes.GenericSync, true, true);
});
netMessageHandler.BindMessageHandler((Steamworks.CSteamID sender, Messages.EventHookSyncMessage msg) => {
if (msg.request)
{
EventHook.SendSync(msg.fsmID);
return;
}
if (msg.HasFsmEventName)
{
EventHook.HandleEventSync(msg.fsmID, msg.fsmEventID, msg.FsmEventName);
}
else
{
EventHook.HandleEventSync(msg.fsmID, msg.fsmEventID);
}
});
}
