networking

engine/engine.cpp

@@ -1,4 +1,10 @@
+
+#include "fgui/fgui.h"
 #include "input.h"
+#include "networking.h"
+#include "steam/isteamgameserver.h"
+#include "tier0/network.h"
+#include "tier0/platform.h"
 #include "tier1/commandline.h"
 #include "tier1/utlstring.h"
 #include "tier0/lib.h"
@@ -10,15 +16,18 @@
 #include "server.h"
 #include "physics.h"
 #include "signal.h"
+#include "steam/steam_api.h"
+#include "steam/steam_gameserver.h"
+#include "networking.h"
 
 double fPrev = 0;
 double fCurrent = 0;
 
 funnyphysics *px;
 
-IIClient g_localClient;
+IIClient *g_localClient;
 
-CUtlVector<IIClient*> g_clients;
+CUtlVector<IIClient*> g_clients = {};
 
 //-----------------------------------------------------------------------------
 // Purpose: Engine entry point
@@ -83,25 +92,66 @@ void IEngine::Init()
 	signal(SIGTERM, IEngine_Signal);
 	#endif
 
+#ifdef STEAM_ENABLED 
+	if(SteamAPI_RestartAppIfNecessary(480))
+	{
+		Plat_Exit(0);
+	}
+	if (!SteamAPI_Init())
+	{
+		V_printf("failed to init steam\n");
+	}
+	
+#endif
+
 	IFileSystem::InitFilesystem();
 	px = px_init();
 
 	if (!ICommandLine::CheckParam("-dedicated"))
 	{
-		g_localClient = {
-		
-		};
-		IIEngine::ConnectClient(&g_localClient);
+#ifdef STEAM_ENABLED 
+		// Log in into steam
+		if (!SteamUser()->BLoggedOn())
+		{
+			SteamAPI_Shutdown();
+			Plat_FatalErrorFunc("User must be logged in to Steam");
+		}
+#endif
+		// Run local client
+		g_localClient = new IIClient();
+		IIEngine::ConnectClient(g_localClient);
 
+		// Init IO
 		IVideo::Init();
 		IInput::Init();
 		IInput::SetMouseMode(MOUSE_MODE_GAME);
-	}
+		IFGUI::Init();
+	} else {
+#ifdef STEAM_ENABLED 
+		// Run dedicated server with steam
+		SteamGameServer_Init(0, 27015, 27016, eServerModeAuthentication, "0.0.0.0");
+		SteamGameServer()->SetProduct("funnygame");
+		SteamGameServer()->SetGameDescription("not that funny but ok");
+		SteamGameServer()->SetModDir("funnygame");
+		SteamGameServer()->SetDedicatedServer(true);
 	
+		SteamGameServer()->LogOnAnonymous();
+		int nMaxPlayers = atoi(ICommandLine::ParamValue("-maxplayers", "128"));
+		SteamGameServer()->SetMaxPlayerCount(nMaxPlayers);
+		SteamGameServer()->SetAdvertiseServerActive(true);
+#endif
+	}
+
+	INetworking::Init();
+
+	// load game
 	IServer::LoadGame("funnygame");
 
-	IVideo::CreatePipelines();
+	// create pipelines for rendering
+	if (!ICommandLine::CheckParam("-dedicated"))
+		IVideo::CreatePipelines();
 
+	// execute default config
 	IConsole::AddCommand("exec default.cfg;");
 	IConsole::Execute();
 
@@ -111,8 +161,16 @@ void IEngine::Init()
 //-----------------------------------------------------------------------------
 void IEngine::Frame(float fDelta)
 {
+#ifdef STEAM_ENABLED
+        SteamAPI_RunCallbacks();
+#endif
+	INetworking::Frame();
 	IServer::Think(fDelta);
-	IVideo::Frame(fDelta);
+	if (!ICommandLine::CheckParam("-dedicated"))
+	{
+		IFGUI::Frame();
+		IVideo::Frame(fDelta);
+	}
 };
 
 //-----------------------------------------------------------------------------
@@ -120,12 +178,15 @@ void IEngine::Frame(float fDelta)
 //-----------------------------------------------------------------------------
 void IEngine::Shutdown()
 {
-
+	INetworking::Deinit();
 };
 
 //-----------------------------------------------------------------------------
 // Purpose: Spawns entity in the world
 //-----------------------------------------------------------------------------
+
+uint64_t g_lastServerID = 1;
+uint64_t g_lastPredictedID = 1;
 CBaseEntity *IIEngine::SpawnEntity( const char *szName )
 {
 	for (auto &entity: g_RegisteredEntities)
@@ -133,7 +194,10 @@ CBaseEntity *IIEngine::SpawnEntity( const char *szName )
 		if (!V_strcmp(entity->m_szName, szName))
 		{
 			CBaseEntity *pEnt = entity->m_pfn();
+			pEnt->m_id = g_lastPredictedID+=1;
 			g_entities.AppendTail(pEnt);
+			if (ICommandLine::CheckParam("-dedicated"))
+				return pEnt;
 			if (entity->m_pClientfn)
 			{
 				pEnt->pClientEntity = entity->m_pClientfn();
@@ -162,13 +226,27 @@ void IIEngine::InitEntity( CBaseEntity *pEntity )
 //-----------------------------------------------------------------------------
 void IIEngine::DestroyEntity( CBaseEntity *pEntity )
 {
-
+	uint32_t i = 0;
+	if (pEntity == NULL)
+		return;
+	for (auto &entity: g_entities)
+	{
+		if (pEntity == entity)
+		{
+			pEntity->Destroy();
+			if (pEntity->pClientEntity)
+				pEntity->pClientEntity->Destroy();
+			g_entities.RemoveAt(i);
+			return;
+		}
+		i++;
+	}
 };
 
 //-----------------------------------------------------------------------------
 // Purpose: Connects client to the server
 //-----------------------------------------------------------------------------
-void IIEngine::ConnectClient( IIClient *pClient)
+void IIEngine::ConnectClient( IIClient *pClient )
 {
 	g_clients.AppendTail(pClient);
 }
@@ -176,7 +254,37 @@ void IIEngine::ConnectClient( IIClient *pClient)
 //-----------------------------------------------------------------------------
 // Purpose: Disconnects client from the server
 //-----------------------------------------------------------------------------
-void IIEngine::DisconnectClient( IIClient *pClient)
+void IIEngine::DisconnectClient( IIClient *pClient )
 {
+	DisconnectClient(pClient->playerID);
 }
 
+void IIEngine::DisconnectClient( uint64_t playerID )
+{
+	uint32_t i = 0;
+	for (auto &client: g_clients)
+	{
+		if (client->playerID == playerID)
+		{
+			g_clients.RemoveAt(i);
+			break;
+		}
+		i++;
+	}
+};
+
+void IIEngine::DisconnectClientByHandle( uint32_t playerHandle )
+{
+	uint32_t i = 0;
+	for (auto &client: g_clients)
+	{
+		if (client->playerHandle == playerHandle)
+		{
+			IIEngine::DestroyEntity((CBaseEntity*)client->pBasePlayer);
+			g_clients.RemoveAt(i);
+			break;
+		}
+		i++;
+	}
+};
+