gameserver: add gameserver.CalculateCPUUsage()

requested from #25

Author: RaphaelIT7

README.md

@@ -3239,6 +3239,9 @@ bf:WriteString("1") -- ConVar value
 gameserver.BroadcastMessage(5, "NET_SetConVar", bf) -- 5 = net_SetConVar / net message type.
 ```
 
+#### number gameserver.CalculateCPUUsage()
+Calculates and returns the CPU Usage.
+
 ### CBaseClient
 This class represents a client.
 

source/modules/gameserver.cpp

@@ -1246,6 +1246,17 @@ LUA_FUNCTION_STATIC(gameserver_BroadcastMessage)
 	return 0;
 }
 
+LUA_FUNCTION_STATIC(gameserver_CalculateCPUUsage)
+{
+	if (!Util::server || !Util::server->IsActive())
+		return 0;
+
+	CBaseServer* pServer = (CBaseServer*)Util::server;
+	pServer->CalculateCPUUsage();
+	LUA->PushNumber(pServer->m_fCPUPercent);
+	return 1;
+}
+
 extern CGlobalVars* gpGlobals;
 static ConVar* sv_stressbots;
 void CGameServerModule::LuaInit(bool bServerInit)
@@ -1292,6 +1303,7 @@ void CGameServerModule::LuaInit(bool bServerInit)
 		Util::AddFunc(gameserver_SetPaused, "SetPaused");
 		Util::AddFunc(gameserver_SetPassword, "SetPassword");
 		Util::AddFunc(gameserver_BroadcastMessage, "BroadcastMessage");
+		Util::AddFunc(gameserver_CalculateCPUUsage, "CalculateCPUUsage");
 	Util::FinishTable("gameserver");
 }
 

source/sourcesdk/baseserver.h

@@ -153,7 +153,7 @@ class CBaseServer  : public IServer
 
 	CBaseClient* Client(int index) { return static_cast<CBaseClient*>(m_Clients[index]); };
 
-protected:
+public: // protected - private, doesn't matter, I want access :3
 
 	virtual IClient *ConnectClient ( netadr_t &adr, int protocol, int challenge, int clientChallenge, int authProtocol, 
 					    const char *name, const char *password, const char *hashedCDkey, int cdKeyLen );