mirror of
https://github.com/Mauler125/r5sdk.git
synced 2025-02-09 19:15:03 +01:00
419 lines
13 KiB
C++
419 lines
13 KiB
C++
//=============================================================================//
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//
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// Purpose: Runs the state machine for the host & server.
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//
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//=============================================================================//
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// host_state.cpp: methods are declared inline to prevent stack corruption.
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//
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/////////////////////////////////////////////////////////////////////////////////
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#include "core/stdafx.h"
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#include "tier0/jobthread.h"
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#include "tier0/commandline.h"
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#include "tier0/fasttimer.h"
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#include "tier1/cmd.h"
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#include "tier1/cvar.h"
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#include "tier1/NetAdr2.h"
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#include "tier2/socketcreator.h"
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#include "vpc/keyvalues.h"
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#include "datacache/mdlcache.h"
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#ifdef DEDICATED
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#include "engine/server/sv_rcon.h"
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#else //
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#include "engine/client/cl_rcon.h"
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#include "engine/client/cl_main.h"
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#endif // DEDICATED
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#include "engine/net.h"
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#include "engine/gl_screen.h"
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#include "engine/host.h"
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#include "engine/host_cmd.h"
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#include "engine/host_state.h"
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#include "engine/sys_engine.h"
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#include "engine/modelloader.h"
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#include "engine/cmodel_bsp.h"
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#ifndef CLIENT_DLL
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#include "engine/server/server.h"
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#endif // !CLIENT_DLL
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#include "rtech/rtech_game.h"
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#include "rtech/rtech_utils.h"
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#include "rtech/stryder/stryder.h"
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#ifndef DEDICATED
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#include "vgui/vgui_baseui_interface.h"
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#endif // DEDICATED
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#include "client/vengineclient_impl.h"
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#include "networksystem/pylon.h"
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#include "public/include/bansystem.h"
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#include "public/include/edict.h"
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#ifndef CLIENT_DLL
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#include "game/server/gameinterface.h"
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#endif // !CLIENT_DLL
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//-----------------------------------------------------------------------------
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// Purpose: state machine's main processing loop
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//-----------------------------------------------------------------------------
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FORCEINLINE void CHostState::FrameUpdate(CHostState* pHostState, double flCurrentTime, float flFrameTime)
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{
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static bool bInitialized = false;
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if (!bInitialized)
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{
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g_pHostState->Setup();
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bInitialized = true;
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}
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#ifdef DEDICATED
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g_pRConServer->RunFrame();
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#else //
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g_pRConClient->RunFrame();
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#endif // DEDICATED
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HostStates_t oldState{};
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if (setjmp(*host_abortserver))
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{
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g_pHostState->Init();
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return;
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}
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else
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{
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#ifndef CLIENT_DLL
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*g_bAbortServerSet = true;
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#endif // !CLIENT_DLL
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do
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{
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Cbuf_Execute();
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oldState = g_pHostState->m_iCurrentState;
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switch (g_pHostState->m_iCurrentState)
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{
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case HostStates_t::HS_NEW_GAME:
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{
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DevMsg(eDLL_T::ENGINE, "%s - Loading level: '%s'\n", "CHostState::FrameUpdate", g_pHostState->m_levelName);
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g_pHostState->State_NewGame();
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break;
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}
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case HostStates_t::HS_CHANGE_LEVEL_SP:
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{
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g_pHostState->State_ChangeLevelSP();
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break;
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}
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case HostStates_t::HS_CHANGE_LEVEL_MP:
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{
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g_pHostState->State_ChangeLevelMP();
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break;
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}
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case HostStates_t::HS_RUN:
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{
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CHostState_State_Run(&g_pHostState->m_iCurrentState, flCurrentTime, flFrameTime);
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break;
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}
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case HostStates_t::HS_GAME_SHUTDOWN:
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{
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DevMsg(eDLL_T::ENGINE, "%s - Shutdown host game\n", "CHostState::FrameUpdate");
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if (g_pHostState->m_bActiveGame) {
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g_pHostState->ResetLevelName();
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}
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CHostState_State_GameShutDown(g_pHostState);
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break;
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}
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case HostStates_t::HS_RESTART:
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{
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DevMsg(eDLL_T::ENGINE, "%s - Restarting state machine\n", "CHostState::FrameUpdate");
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#ifndef DEDICATED
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CL_EndMovie();
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#endif // !DEDICATED
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Stryder_SendOfflineRequest(); // We have hostnames nulled anyway.
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g_pEngine->SetNextState(EngineState_t::DLL_RESTART);
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break;
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}
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case HostStates_t::HS_SHUTDOWN:
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{
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DevMsg(eDLL_T::ENGINE, "%s - Shutdown state machine\n", "CHostState::FrameUpdate");
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#ifndef DEDICATED
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CL_EndMovie();
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#endif // !DEDICATED
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Stryder_SendOfflineRequest(); // We have hostnames nulled anyway.
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g_pEngine->SetNextState(EngineState_t::DLL_CLOSE);
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break;
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}
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default:
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{
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break;
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}
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}
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} while ((oldState != HostStates_t::HS_RUN || g_pHostState->m_iNextState == HostStates_t::HS_LOAD_GAME && single_frame_shutdown_for_reload->GetBool())
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&& oldState != HostStates_t::HS_SHUTDOWN
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&& oldState != HostStates_t::HS_RESTART);
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: state machine initialization
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//-----------------------------------------------------------------------------
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FORCEINLINE void CHostState::Init(void)
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{
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if (m_iNextState != HostStates_t::HS_SHUTDOWN)
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{
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if (m_iNextState == HostStates_t::HS_GAME_SHUTDOWN)
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{
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CHostState_State_GameShutDown(this);
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}
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else
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{
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m_iCurrentState = HostStates_t::HS_RUN;
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if (m_iNextState != HostStates_t::HS_SHUTDOWN || !single_frame_shutdown_for_reload->GetInt())
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m_iNextState = HostStates_t::HS_RUN;
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}
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}
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m_flShortFrameTime = 1.0;
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m_levelName[0] = 0;
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m_landMarkName[0] = 0;
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m_mapGroupName[0] = 0;
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m_bSplitScreenConnect = 256;
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m_vecLocation.Init();
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m_angLocation.Init();
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m_iCurrentState = HostStates_t::HS_NEW_GAME;
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}
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//-----------------------------------------------------------------------------
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// Purpose: state machine setup
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//-----------------------------------------------------------------------------
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FORCEINLINE void CHostState::Setup(void)
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{
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g_pHostState->LoadConfig();
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g_pConVar->PurgeHostNames();
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#ifdef DEDICATED
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g_pRConServer->Init();
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#else //
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g_pRConClient->Init();
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#endif // DEDICATED
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std::thread think(&CHostState::Think, this);
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think.detach();
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net_usesocketsforloopback->SetValue(1);
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if (net_useRandomKey->GetBool())
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{
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NET_GenerateKey();
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}
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ResetLevelName();
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}
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//-----------------------------------------------------------------------------
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// Purpose: think
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//-----------------------------------------------------------------------------
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FORCEINLINE void CHostState::Think(void) const
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{
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static bool bInitialized = false;
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static CFastTimer banListTimer;
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static CFastTimer pylonTimer;
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static CFastTimer statsTimer;
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for (;;) // Loop running at 20-tps.
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{
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if (!bInitialized) // Initialize clocks.
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{
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banListTimer.Start();
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#ifdef DEDICATED
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pylonTimer.Start();
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#endif // DEDICATED
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statsTimer.Start();
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bInitialized = true;
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}
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if (banListTimer.GetDurationInProgress().GetSeconds() > sv_banlistRefreshInterval->GetDouble())
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{
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g_pBanSystem->BanListCheck();
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banListTimer.Start();
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}
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#ifdef DEDICATED
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if (pylonTimer.GetDurationInProgress().GetSeconds() > sv_pylonRefreshInterval->GetDouble())
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{
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KeepAliveToPylon();
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pylonTimer.Start();
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}
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#endif // DEDICATED
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#ifndef CLIENT_DLL
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if (statsTimer.GetDurationInProgress().GetSeconds() > sv_statusRefreshInterval->GetDouble())
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{
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string svCurrentPlaylist = KeyValues_GetCurrentPlaylist();
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int32_t nPlayerCount = g_pServer->GetNumHumanPlayers();
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SetConsoleTitleA(fmt::format("{:s} - {:d}/{:d} Players ({:s} on {:s})",
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hostname->GetString(), nPlayerCount, g_ServerGlobalVariables->m_nMaxClients, svCurrentPlaylist.c_str(), m_levelName).c_str());
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statsTimer.Start();
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}
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std::this_thread::sleep_for(std::chrono::milliseconds(50));
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#endif // !CLIENT_DLL
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: load and execute configuration files
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//-----------------------------------------------------------------------------
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FORCEINLINE void CHostState::LoadConfig(void) const
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{
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if (CommandLine()->ParmValue("-launcher", 0) < 1) // Launcher level 1 indicates everything is handled from the commandline/launcher.
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{
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if (!CommandLine()->CheckParm("-devsdk"))
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{
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#ifndef CLIENT_DLL
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Cbuf_AddText(Cbuf_GetCurrentPlayer(), "exec \"autoexec_server.cfg\"", cmd_source_t::kCommandSrcCode);
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Cbuf_AddText(Cbuf_GetCurrentPlayer(), "exec \"rcon_server.cfg\"", cmd_source_t::kCommandSrcCode);
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#endif //!CLIENT_DLL
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#ifndef DEDICATED
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Cbuf_AddText(Cbuf_GetCurrentPlayer(), "exec \"autoexec_client.cfg\"", cmd_source_t::kCommandSrcCode);
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Cbuf_AddText(Cbuf_GetCurrentPlayer(), "exec \"rcon_client.cfg\"", cmd_source_t::kCommandSrcCode);
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#endif // !DEDICATED
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Cbuf_AddText(Cbuf_GetCurrentPlayer(), "exec \"autoexec.cfg\"", cmd_source_t::kCommandSrcCode);
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}
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else // Development configs.
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{
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#ifndef CLIENT_DLL
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Cbuf_AddText(Cbuf_GetCurrentPlayer(), "exec \"autoexec_server_dev.cfg\"", cmd_source_t::kCommandSrcCode);
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Cbuf_AddText(Cbuf_GetCurrentPlayer(), "exec \"rcon_server_dev.cfg\"", cmd_source_t::kCommandSrcCode);
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#endif //!CLIENT_DLL
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#ifndef DEDICATED
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Cbuf_AddText(Cbuf_GetCurrentPlayer(), "exec \"autoexec_client_dev.cfg\"", cmd_source_t::kCommandSrcCode);
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Cbuf_AddText(Cbuf_GetCurrentPlayer(), "exec \"rcon_client_dev.cfg\"", cmd_source_t::kCommandSrcCode);
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#endif // !DEDICATED
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Cbuf_AddText(Cbuf_GetCurrentPlayer(), "exec \"autoexec_dev.cfg\"", cmd_source_t::kCommandSrcCode);
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}
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Cbuf_Execute();
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: shutdown active game
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//-----------------------------------------------------------------------------
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FORCEINLINE void CHostState::GameShutDown(void)
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{
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if (m_bActiveGame)
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{
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#ifndef CLIENT_DLL
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g_pServerGameDLL->GameShutdown();
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#endif // !CLIENT_DLL
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m_bActiveGame = 0;
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ResetLevelName();
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: initialize new game
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//-----------------------------------------------------------------------------
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FORCEINLINE void CHostState::State_NewGame(void)
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{
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LARGE_INTEGER time{};
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m_bSplitScreenConnect = false;
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#ifndef CLIENT_DLL
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if (!g_pServerGameClients) // Init Game if it ain't valid.
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{
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SV_InitGameDLL();
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}
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#endif // !CLIENT_DLL
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#ifndef CLIENT_DLL
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if (!CModelLoader__Map_IsValid(g_pModelLoader, m_levelName) // Check if map is valid and if we can start a new game.
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|| !Host_NewGame(m_levelName, nullptr, m_bBackgroundLevel, m_bSplitScreenConnect, time) || !g_pServerGameClients)
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{
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Error(eDLL_T::ENGINE, "%s - Error: Map not valid\n", "CHostState::State_NewGame");
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#ifndef DEDICATED
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SCR_EndLoadingPlaque();
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#endif // !DEDICATED
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GameShutDown();
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}
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#endif // !CLIENT_DLL
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m_iCurrentState = HostStates_t::HS_RUN; // Set current state to run.
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// If our next state isn't a shutdown or its a forced shutdown then set next state to run.
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if (m_iNextState != HostStates_t::HS_SHUTDOWN || !host_hasIrreversibleShutdown->GetBool())
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{
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m_iNextState = HostStates_t::HS_RUN;
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: change singleplayer level
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//-----------------------------------------------------------------------------
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FORCEINLINE void CHostState::State_ChangeLevelSP(void)
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{
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DevMsg(eDLL_T::ENGINE, "%s - Changing singleplayer level to: '%s'\n", "CHostState::State_ChangeLevelSP", m_levelName);
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m_flShortFrameTime = 1.5; // Set frame time.
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if (CModelLoader__Map_IsValid(g_pModelLoader, m_levelName)) // Check if map is valid and if we can start a new game.
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{
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Host_ChangeLevel(true, m_levelName, m_mapGroupName); // Call change level as singleplayer level.
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}
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else
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{
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Error(eDLL_T::ENGINE, "%s - Error: Unable to find map: '%s'\n", "CHostState::State_ChangeLevelSP", m_levelName);
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}
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m_iCurrentState = HostStates_t::HS_RUN; // Set current state to run.
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// If our next state isn't a shutdown or its a forced shutdown then set next state to run.
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if (m_iNextState != HostStates_t::HS_SHUTDOWN || !host_hasIrreversibleShutdown->GetBool())
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{
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m_iNextState = HostStates_t::HS_RUN;
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: change multiplayer level
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//-----------------------------------------------------------------------------
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FORCEINLINE void CHostState::State_ChangeLevelMP(void)
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{
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DevMsg(eDLL_T::ENGINE, "%s - Changing multiplayer level to: '%s'\n", "CHostState::State_ChangeLevelMP", m_levelName);
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m_flShortFrameTime = 0.5; // Set frame time.
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#ifndef CLIENT_DLL
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g_pServerGameDLL->LevelShutdown();
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#endif // !CLIENT_DLL
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if (CModelLoader__Map_IsValid(g_pModelLoader, m_levelName)) // Check if map is valid and if we can start a new game.
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{
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#ifndef DEDICATED
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g_pEngineVGui->EnabledProgressBarForNextLoad();
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#endif // !DEDICATED
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Host_ChangeLevel(false, m_levelName, m_mapGroupName); // Call change level as multiplayer level.
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}
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else
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{
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Error(eDLL_T::ENGINE, "%s - Error: Unable to find map: '%s'\n", "CHostState::State_ChangeLevelMP", m_levelName);
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}
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m_iCurrentState = HostStates_t::HS_RUN; // Set current state to run.
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// If our next state isn't a shutdown or its a forced shutdown then set next state to run.
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if (m_iNextState != HostStates_t::HS_SHUTDOWN || !host_hasIrreversibleShutdown->GetBool())
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{
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m_iNextState = HostStates_t::HS_RUN;
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: resets the level name
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//-----------------------------------------------------------------------------
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FORCEINLINE void CHostState::ResetLevelName(void)
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{
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#ifdef DEDICATED
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const char* szNoMap = "server_idle";
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#else // DEDICATED
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const char* szNoMap = "main_menu";
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#endif
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snprintf(const_cast<char*>(m_levelName), sizeof(m_levelName), szNoMap);
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}
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///////////////////////////////////////////////////////////////////////////////
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void CHostState_Attach()
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{
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DetourAttach((LPVOID*)&CHostState_FrameUpdate, &CHostState::FrameUpdate);
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}
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void CHostState_Detach()
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{
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DetourDetach((LPVOID*)&CHostState_FrameUpdate, &CHostState::FrameUpdate);
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}
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///////////////////////////////////////////////////////////////////////////////
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CHostState* g_pHostState = nullptr;
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