Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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//========= Copyright Valve Corporation, All rights reserved. ============//
//
//----------------------------------------------------------------------------------------
#ifndef REPLAYSERVER_H
#define REPLAYSERVER_H
#ifdef _WIN32
#pragma once
#endif
#include "baseserver.h"
#include "replaydemo.h"
#include "clientframe.h"
#include "networkstringtable.h"
#include "dt_recv.h"
#include "replay/ireplayserver.h"
#include <convar.h>
#define REPLAY_BUFFER_DIRECTOR 0 // director commands
#define REPLAY_BUFFER_RELIABLE 1 // reliable messages
#define REPLAY_BUFFER_UNRELIABLE 2 // unreliable messages
#define REPLAY_BUFFER_VOICE 3 // player voice data
#define REPLAY_BUFFER_SOUNDS 4 // unreliable sounds
#define REPLAY_BUFFER_TEMPENTS 5 // temporary/event entities
#define REPLAY_BUFFER_MAX 6 // end marker
// proxy dispatch modes
#define DISPATCH_MODE_OFF 0
#define DISPATCH_MODE_AUTO 1
#define DISPATCH_MODE_ALWAYS 2
class CReplayFrame : public CClientFrame
{
public:
CReplayFrame();
virtual ~CReplayFrame();
void Reset(); // resets all data & buffers
void FreeBuffers();
void AllocBuffers();
bool HasData();
void CopyReplayData( CReplayFrame &frame );
virtual bool IsMemPoolAllocated() { return false; }
public:
// message buffers:
bf_write m_Messages[REPLAY_BUFFER_MAX];
};
struct CReplayFrameCacheEntry_s
{
CClientFrame* pFrame;
int nTick;
};
class CReplayDeltaEntityCache
{
struct DeltaEntityEntry_s
{
DeltaEntityEntry_s *pNext;
int nDeltaTick;
int nBits;
};
public:
CReplayDeltaEntityCache();
~CReplayDeltaEntityCache();
void SetTick( int nTick, int nMaxEntities );
unsigned char* FindDeltaBits( int nEntityIndex, int nDeltaTick, int &nBits );
void AddDeltaBits( int nEntityIndex, int nDeltaTick, int nBits, bf_write *pBuffer );
void Flush();
protected:
int m_nTick; // current tick
int m_nMaxEntities; // max entities = length of cache
int m_nCacheSize;
DeltaEntityEntry_s* m_Cache[MAX_EDICTS]; // array of pointers to delta entries
};
class CGameClient;
class CGameServer;
class IReplayDirector;
class IServerReplayContext;
class CReplayServer : public IGameEventListener2,
public CBaseServer,
public CClientFrameManager,
public IReplayServer
{
typedef CBaseServer BaseClass;
public:
CReplayServer();
virtual ~CReplayServer();
public: // CBaseServer interface:
virtual bool IsMultiplayer() const { return true; };
virtual bool IsReplay() const { return true; };
virtual void Init( bool bIsDedicated );
virtual void Clear();
virtual void Shutdown();
virtual void FillServerInfo(SVC_ServerInfo &serverinfo);
virtual void GetNetStats( float &avgIn, float &avgOut );
virtual int GetChallengeType ( netadr_t &adr );
virtual const char *GetName() const;
virtual const char *GetPassword() const;
IClient *ConnectClient ( netadr_t &adr, int protocol, int challenge, int clientChallenge, int authProtocol,
const char *name, const char *password, const char *hashedCDkey, int cdKeyLen );
void ReplyChallenge(netadr_t &adr, int clientChallenge );
void ReplyServerChallenge(netadr_t &adr);
void RejectConnection( const netadr_t &adr, int clientChallenge, const char *s );
CBaseClient *CreateFakeClient(const char *name);
public: // IGameEventListener2 interface:
void FireGameEvent( IGameEvent *event );
int m_nDebugID;
int GetEventDebugID();
public: // IReplayServer interface:
virtual IServer *GetBaseServer();
virtual IReplayDirector *GetDirector() { return NULL; }
virtual int GetReplaySlot(); // return entity index-1 of Replay in game
virtual float GetOnlineTime(); // seconds since broadcast started
virtual void BroadcastEvent( IGameEvent *event ) { }
virtual bool IsRecording() { return m_DemoRecorder.IsRecording(); }
virtual void StartRecording();
virtual void StopRecording();
public: // CBaseServer overrides:
virtual void SetMaxClients( int number );
virtual void UserInfoChanged( int nClientIndex );
public:
void StartMaster(CGameClient *client); // start Replay server as master proxy
bool SendNetMsg( INetMessage &msg, bool bForceReliable = false );
void RunFrame();
void Changelevel();
CClientFrame *AddNewFrame( CClientFrame * pFrame ); // add new frame, returns Replay's copy
void LinkInstanceBaselines();
bf_write *GetBuffer( int nBuffer);
CClientFrame *GetDeltaFrame( int nTick );
protected:
virtual bool ShouldUpdateMasterServer();
private:
void UpdateTick();
void InstallStringTables();
void RestoreTick( int tick );
void EntityPVSCheck( CClientFrame *pFrame );
void InitClientRecvTables();
void FreeClientRecvTables();
void ResyncDemoClock();
public:
CGameClient *m_MasterClient; // if != NULL, this is the master Replay
CReplayDemoRecorder m_DemoRecorder; // Replay demo object for recording and playback
CGameServer *m_Server; // pointer to source server (sv.)
int m_nFirstTick; // first known server tick;
int m_nLastTick; // last tick from AddFrame()
CReplayFrame *m_CurrentFrame; // current delayed Replay frame
int m_nViewEntity; // the current entity Replay is tracking
int m_nPlayerSlot; // slot of Replay client on game server
CReplayFrame m_ReplayFrame; // all incoming messages go here until Snapshot is made
bool m_bSignonState; // true if connecting to server
float m_flStartTime;
float m_flFPS; // FPS the proxy is running;
int m_nGameServerMaxClients; // max clients on game server
float m_fNextSendUpdateTime; // time to send next Replay status messages
RecvTable *m_pRecvTables[MAX_DATATABLES];
int m_nRecvTables;
Vector m_vPVSOrigin;
bool m_bMasterOnlyMode;
netadr_t m_RootServer; // Replay root server
int m_nGlobalSlots;
int m_nGlobalClients;
int m_nGlobalProxies;
CNetworkStringTableContainer m_NetworkStringTables;
CReplayDeltaEntityCache m_DeltaCache;
CUtlVector<CReplayFrameCacheEntry_s> m_FrameCache;
private:
void SendPendingEvents(); // Send events to clients regarding start/stop/replays available
float m_flStartRecordTime;
float m_flStopRecordTime;
};
extern CReplayServer *replay; // The global Replay server/object. NULL on xbox.
#endif // REPLAYSERVER_H