2 Copyright (C) 1996-1997 Id Software, Inc.
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 See the GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 // host.c -- coordinates spawning and killing of local servers
35 A server can always be started, even if the system started out as a client
38 A client can NOT be started if the system started as a dedicated server.
40 Memory is cleared / released when a server or client begins, not when they end.
44 // how many frames have occurred
45 // (checked by Host_Error and Host_SaveConfig_f)
46 int host_framecount = 0;
47 // LordHavoc: set when quit is executed
48 qboolean host_shuttingdown = false;
50 // the real time since application started, without any slowmo or clamping
54 client_t *host_client;
56 jmp_buf host_abortframe;
58 // pretend frames take this amount of time (in seconds), 0 = realtime
59 cvar_t host_framerate = {0, "host_framerate","0", "locks frame timing to this value in seconds, 0.05 is 20fps for example, note that this can easily run too fast, use cl_maxfps if you want to limit your framerate instead, or sys_ticrate to limit server speed"};
60 // shows time used by certain subsystems
61 cvar_t host_speeds = {0, "host_speeds","0", "reports how much time is used in server/graphics/sound"};
62 cvar_t cl_minfps = {CVAR_SAVE, "cl_minfps", "40", "minimum fps target - while the rendering performance is below this, it will drift toward lower quality"};
63 cvar_t cl_minfps_fade = {CVAR_SAVE, "cl_minfps_fade", "0.2", "how fast the quality adapts to varying framerate"};
64 cvar_t cl_minfps_qualitymax = {CVAR_SAVE, "cl_minfps_qualitymax", "1", "highest allowed drawdistance multiplier"};
65 cvar_t cl_minfps_qualitymin = {CVAR_SAVE, "cl_minfps_qualitymin", "0.25", "lowest allowed drawdistance multiplier"};
66 cvar_t cl_minfps_qualitypower = {CVAR_SAVE, "cl_minfps_qualitypower", "4", "raises quality value to a power of itself, higher values make quality drop more sharply in relation to framerate"};
67 cvar_t cl_minfps_qualityscale = {CVAR_SAVE, "cl_minfps_qualityscale", "0.5", "multiplier for quality"};
68 cvar_t cl_maxfps = {CVAR_SAVE, "cl_maxfps", "1000000", "maximum fps cap, if game is running faster than this it will wait before running another frame (useful to make cpu time available to other programs)"};
69 cvar_t cl_maxidlefps = {CVAR_SAVE, "cl_maxidlefps", "20", "maximum fps cap when the game is not the active window (makes cpu time available to other programs"};
71 cvar_t developer = {0, "developer","0", "prints additional debugging messages and information (recommended for modders and level designers)"};
72 cvar_t developer_entityparsing = {0, "developer_entityparsing", "0", "prints detailed network entities information each time a packet is received"};
74 cvar_t timestamps = {CVAR_SAVE, "timestamps", "0", "prints timestamps on console messages"};
75 cvar_t timeformat = {CVAR_SAVE, "timeformat", "[%Y-%m-%d %H:%M:%S] ", "time format to use on timestamped console messages"};
79 Host_AbortCurrentFrame
81 aborts the current host frame and goes on with the next one
84 void Host_AbortCurrentFrame(void)
86 longjmp (host_abortframe, 1);
93 This shuts down both the client and server
96 void Host_Error (const char *error, ...)
98 static char hosterrorstring1[MAX_INPUTLINE];
99 static char hosterrorstring2[MAX_INPUTLINE];
100 static qboolean hosterror = false;
103 // turn off rcon redirect if it was active when the crash occurred
104 rcon_redirect = false;
106 va_start (argptr,error);
107 dpvsnprintf (hosterrorstring1,sizeof(hosterrorstring1),error,argptr);
110 Con_Printf("Host_Error: %s\n", hosterrorstring1);
112 // LordHavoc: if crashing very early, or currently shutting down, do
114 if (host_framecount < 3 || host_shuttingdown)
115 Sys_Error ("Host_Error: %s", hosterrorstring1);
118 Sys_Error ("Host_Error: recursively entered (original error was: %s new error is: %s)", hosterrorstring2, hosterrorstring1);
121 strlcpy(hosterrorstring2, hosterrorstring1, sizeof(hosterrorstring2));
123 CL_Parse_DumpPacket();
125 CL_Parse_ErrorCleanUp();
129 // print out where the crash happened, if it was caused by QC (and do a cleanup)
133 Host_ShutdownServer ();
135 if (cls.state == ca_dedicated)
136 Sys_Error ("Host_Error: %s",hosterrorstring2); // dedicated servers exit
143 Host_AbortCurrentFrame();
146 void Host_ServerOptions (void)
153 // COMMANDLINEOPTION: Server: -dedicated [playerlimit] starts a dedicated server (with a command console), default playerlimit is 8
154 // COMMANDLINEOPTION: Server: -listen [playerlimit] starts a multiplayer server with graphical client, like singleplayer but other players can connect, default playerlimit is 8
155 // if no client is in the executable or -dedicated is specified on
156 // commandline, start a dedicated server
157 i = COM_CheckParm ("-dedicated");
158 if (i || !cl_available)
160 cls.state = ca_dedicated;
161 // check for -dedicated specifying how many players
162 if (i && i + 1 < com_argc && atoi (com_argv[i+1]) >= 1)
163 svs.maxclients = atoi (com_argv[i+1]);
164 if (COM_CheckParm ("-listen"))
165 Con_Printf ("Only one of -dedicated or -listen can be specified\n");
166 // default sv_public on for dedicated servers (often hosted by serious administrators), off for listen servers (often hosted by clueless users)
167 Cvar_SetValue("sv_public", 1);
169 else if (cl_available)
171 // client exists and not dedicated, check if -listen is specified
172 cls.state = ca_disconnected;
173 i = COM_CheckParm ("-listen");
176 // default players unless specified
177 if (i + 1 < com_argc && atoi (com_argv[i+1]) >= 1)
178 svs.maxclients = atoi (com_argv[i+1]);
182 // default players in some games, singleplayer in most
183 if (gamemode != GAME_GOODVSBAD2 && gamemode != GAME_NEXUIZ && gamemode != GAME_BATTLEMECH)
188 svs.maxclients = bound(1, svs.maxclients, MAX_SCOREBOARD);
190 svs.clients = (client_t *)Mem_Alloc(sv_mempool, sizeof(client_t) * svs.maxclients);
192 if (svs.maxclients > 1 && !deathmatch.integer && !coop.integer)
193 Cvar_SetValueQuick(&deathmatch, 1);
197 =======================
199 ======================
201 void Host_SaveConfig_f(void);
202 void Host_LoadConfig_f(void);
203 static void Host_InitLocal (void)
205 Cmd_AddCommand("saveconfig", Host_SaveConfig_f, "save settings to config.cfg (or a specified filename) immediately (also automatic when quitting)");
206 Cmd_AddCommand("loadconfig", Host_LoadConfig_f, "reset everything and reload configs");
208 Cvar_RegisterVariable (&host_framerate);
209 Cvar_RegisterVariable (&host_speeds);
210 Cvar_RegisterVariable (&cl_minfps);
211 Cvar_RegisterVariable (&cl_minfps_fade);
212 Cvar_RegisterVariable (&cl_minfps_qualitymax);
213 Cvar_RegisterVariable (&cl_minfps_qualitymin);
214 Cvar_RegisterVariable (&cl_minfps_qualitypower);
215 Cvar_RegisterVariable (&cl_minfps_qualityscale);
216 Cvar_RegisterVariable (&cl_maxfps);
217 Cvar_RegisterVariable (&cl_maxidlefps);
219 Cvar_RegisterVariable (&developer);
220 Cvar_RegisterVariable (&developer_entityparsing);
222 Cvar_RegisterVariable (×tamps);
223 Cvar_RegisterVariable (&timeformat);
231 Writes key bindings and archived cvars to config.cfg
234 void Host_SaveConfig_to(const char *file)
238 // dedicated servers initialize the host but don't parse and set the
240 // LordHavoc: don't save a config if it crashed in startup
241 if (host_framecount >= 3 && cls.state != ca_dedicated && !COM_CheckParm("-benchmark") && !COM_CheckParm("-capturedemo"))
243 f = FS_Open (file, "wb", false, false);
246 Con_Printf("Couldn't write %s.\n", file);
250 Key_WriteBindings (f);
251 Cvar_WriteVariables (f);
256 void Host_SaveConfig(void)
258 Host_SaveConfig_to("config.cfg");
260 void Host_SaveConfig_f(void)
262 const char *file = "config.cfg";
264 if(Cmd_Argc() >= 2) {
266 Con_Printf("Saving to %s\n", file);
269 Host_SaveConfig_to(file);
276 Resets key bindings and cvars to defaults and then reloads scripts
279 void Host_LoadConfig_f(void)
281 // unlock the cvar default strings so they can be updated by the new default.cfg
282 Cvar_UnlockDefaults();
283 // reset cvars to their defaults, and then exec startup scripts again
284 Cbuf_InsertText("cvar_resettodefaults_all;exec quake.rc\n");
291 Sends text across to be displayed
292 FIXME: make this just a stuffed echo?
295 void SV_ClientPrint(const char *msg)
297 if (host_client->netconnection)
299 MSG_WriteByte(&host_client->netconnection->message, svc_print);
300 MSG_WriteString(&host_client->netconnection->message, msg);
308 Sends text across to be displayed
309 FIXME: make this just a stuffed echo?
312 void SV_ClientPrintf(const char *fmt, ...)
315 char msg[MAX_INPUTLINE];
317 va_start(argptr,fmt);
318 dpvsnprintf(msg,sizeof(msg),fmt,argptr);
328 Sends text to all active clients
331 void SV_BroadcastPrint(const char *msg)
336 for (i = 0, client = svs.clients;i < svs.maxclients;i++, client++)
338 if (client->active && client->netconnection)
340 MSG_WriteByte(&client->netconnection->message, svc_print);
341 MSG_WriteString(&client->netconnection->message, msg);
345 if (sv_echobprint.integer && cls.state == ca_dedicated)
353 Sends text to all active clients
356 void SV_BroadcastPrintf(const char *fmt, ...)
359 char msg[MAX_INPUTLINE];
361 va_start(argptr,fmt);
362 dpvsnprintf(msg,sizeof(msg),fmt,argptr);
365 SV_BroadcastPrint(msg);
372 Send text over to the client to be executed
375 void Host_ClientCommands(const char *fmt, ...)
378 char string[MAX_INPUTLINE];
380 if (!host_client->netconnection)
383 va_start(argptr,fmt);
384 dpvsnprintf(string, sizeof(string), fmt, argptr);
387 MSG_WriteByte(&host_client->netconnection->message, svc_stufftext);
388 MSG_WriteString(&host_client->netconnection->message, string);
392 =====================
395 Called when the player is getting totally kicked off the host
396 if (crash = true), don't bother sending signofs
397 =====================
399 void SV_DropClient(qboolean crash)
402 Con_Printf("Client \"%s\" dropped\n", host_client->name);
404 SV_StopDemoRecording(host_client);
406 // make sure edict is not corrupt (from a level change for example)
407 host_client->edict = PRVM_EDICT_NUM(host_client - svs.clients + 1);
409 if (host_client->netconnection)
411 // free the client (the body stays around)
414 // LordHavoc: no opportunity for resending, so use unreliable 3 times
415 unsigned char bufdata[8];
417 memset(&buf, 0, sizeof(buf));
419 buf.maxsize = sizeof(bufdata);
420 MSG_WriteByte(&buf, svc_disconnect);
421 NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, false);
422 NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, false);
423 NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, false);
425 // break the net connection
426 NetConn_Close(host_client->netconnection);
427 host_client->netconnection = NULL;
430 // call qc ClientDisconnect function
431 // LordHavoc: don't call QC if server is dead (avoids recursive
432 // Host_Error in some mods when they run out of edicts)
433 if (host_client->clientconnectcalled && sv.active && host_client->edict)
435 // call the prog function for removing a client
436 // this will set the body to a dead frame, among other things
437 int saveSelf = prog->globals.server->self;
438 host_client->clientconnectcalled = false;
439 prog->globals.server->self = PRVM_EDICT_TO_PROG(host_client->edict);
440 PRVM_ExecuteProgram(prog->globals.server->ClientDisconnect, "QC function ClientDisconnect is missing");
441 prog->globals.server->self = saveSelf;
444 // if a download is active, close it
445 if (host_client->download_file)
447 Con_DPrintf("Download of %s aborted when %s dropped\n", host_client->download_name, host_client->name);
448 FS_Close(host_client->download_file);
449 host_client->download_file = NULL;
450 host_client->download_name[0] = 0;
451 host_client->download_expectedposition = 0;
452 host_client->download_started = false;
455 // remove leaving player from scoreboard
456 host_client->name[0] = 0;
457 host_client->colors = 0;
458 host_client->frags = 0;
459 // send notification to all clients
460 // get number of client manually just to make sure we get it right...
461 i = host_client - svs.clients;
462 MSG_WriteByte (&sv.reliable_datagram, svc_updatename);
463 MSG_WriteByte (&sv.reliable_datagram, i);
464 MSG_WriteString (&sv.reliable_datagram, host_client->name);
465 MSG_WriteByte (&sv.reliable_datagram, svc_updatecolors);
466 MSG_WriteByte (&sv.reliable_datagram, i);
467 MSG_WriteByte (&sv.reliable_datagram, host_client->colors);
468 MSG_WriteByte (&sv.reliable_datagram, svc_updatefrags);
469 MSG_WriteByte (&sv.reliable_datagram, i);
470 MSG_WriteShort (&sv.reliable_datagram, host_client->frags);
472 // free the client now
473 if (host_client->entitydatabase)
474 EntityFrame_FreeDatabase(host_client->entitydatabase);
475 if (host_client->entitydatabase4)
476 EntityFrame4_FreeDatabase(host_client->entitydatabase4);
477 if (host_client->entitydatabase5)
478 EntityFrame5_FreeDatabase(host_client->entitydatabase5);
482 // clear a fields that matter to DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS, and also frags
483 PRVM_ED_ClearEdict(host_client->edict);
486 // clear the client struct (this sets active to false)
487 memset(host_client, 0, sizeof(*host_client));
489 // update server listing on the master because player count changed
490 // (which the master uses for filtering empty/full servers)
491 NetConn_Heartbeat(1);
495 for (i = 0;i < svs.maxclients;i++)
496 if (svs.clients[i].active && !svs.clients[i].spawned)
498 if (i == svs.maxclients)
500 Con_Printf("Loaded game, everyone rejoined - unpausing\n");
501 sv.paused = sv.loadgame = false; // we're basically done with loading now
510 This only happens at the end of a game, not between levels
513 void Host_ShutdownServer(void)
517 Con_DPrintf("Host_ShutdownServer\n");
522 NetConn_Heartbeat(2);
523 NetConn_Heartbeat(2);
525 // make sure all the clients know we're disconnecting
527 for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
528 if (host_client->active)
529 SV_DropClient(false); // server shutdown
531 if(prog->funcoffsets.SV_Shutdown)
533 func_t s = prog->funcoffsets.SV_Shutdown;
534 prog->funcoffsets.SV_Shutdown = 0; // prevent it from getting called again
535 PRVM_ExecuteProgram(s,"SV_Shutdown() required");
539 NetConn_CloseServerPorts();
545 memset(&sv, 0, sizeof(sv));
546 memset(svs.clients, 0, svs.maxclients*sizeof(client_t));
550 //============================================================================
554 Host_GetConsoleCommands
556 Add them exactly as if they had been typed at the console
559 void Host_GetConsoleCommands (void)
565 cmd = Sys_ConsoleInput ();
576 Returns a time report string, for example for
579 const char *Host_TimingReport()
581 return va("%.1f%% CPU, %.2f%% lost, offset avg %.1fms, max %.1fms, sdev %.1fms", svs.perf_cpuload * 100, svs.perf_lost * 100, svs.perf_offset_avg * 1000, svs.perf_offset_max * 1000, svs.perf_offset_sdev * 1000);
588 Runs all active servers
591 static void Host_Init(void);
597 double cl_timer, sv_timer;
598 double clframetime, deltarealtime, oldrealtime;
600 int pass1, pass2, pass3, i;
607 realtime = Sys_DoubleTime();
610 if (setjmp(host_abortframe))
611 continue; // something bad happened, or the server disconnected
613 oldrealtime = realtime;
614 realtime = Sys_DoubleTime();
616 deltarealtime = realtime - oldrealtime;
617 cl_timer += deltarealtime;
618 sv_timer += deltarealtime;
620 svs.perf_acc_realtime += deltarealtime;
622 // Look for clients who have spawned
623 for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
624 if(host_client->spawned)
625 if(host_client->netconnection)
627 if(i == svs.maxclients)
629 // Nobody is looking? Then we won't do timing...
630 // Instead, reset it to zero
631 svs.perf_acc_realtime = svs.perf_acc_sleeptime = svs.perf_acc_lost = svs.perf_acc_offset = svs.perf_acc_offset_squared = svs.perf_acc_offset_max = svs.perf_acc_offset_samples = 0;
633 else if(svs.perf_acc_realtime > 5)
635 svs.perf_cpuload = 1 - svs.perf_acc_sleeptime / svs.perf_acc_realtime;
636 svs.perf_lost = svs.perf_acc_lost / svs.perf_acc_realtime;
637 if(svs.perf_acc_offset_samples > 0)
639 svs.perf_offset_max = svs.perf_acc_offset_max;
640 svs.perf_offset_avg = svs.perf_acc_offset / svs.perf_acc_offset_samples;
641 svs.perf_offset_sdev = sqrt(svs.perf_acc_offset_squared / svs.perf_acc_offset_samples - svs.perf_offset_avg * svs.perf_offset_avg);
643 if(svs.perf_lost > 0)
644 Con_DPrintf("Server can't keep up: %s\n", Host_TimingReport());
645 svs.perf_acc_realtime = svs.perf_acc_sleeptime = svs.perf_acc_lost = svs.perf_acc_offset = svs.perf_acc_offset_squared = svs.perf_acc_offset_max = svs.perf_acc_offset_samples = 0;
648 if (slowmo.value < 0.00001 && slowmo.value != 0)
649 Cvar_SetValue("slowmo", 0);
650 if (host_framerate.value < 0.00001 && host_framerate.value != 0)
651 Cvar_SetValue("host_framerate", 0);
653 // keep the random time dependent, but not when playing demos/benchmarking
654 if(!*sv_random_seed.string && !cls.demoplayback)
657 cl.islocalgame = NetConn_IsLocalGame();
659 // get new key events
662 NetConn_UpdateSockets();
664 Log_DestBuffer_Flush();
666 // receive packets on each main loop iteration, as the main loop may
667 // be undersleeping due to select() detecting a new packet
669 NetConn_ServerFrame();
673 // check for commands typed to the host
674 Host_GetConsoleCommands();
676 // when a server is running we only execute console commands on server frames
677 // (this mainly allows frikbot .way config files to work properly by staying in sync with the server qc)
678 // otherwise we execute them on all frames
679 if (sv_timer > 0 || !sv.active)
681 // process console commands
685 //Con_Printf("%6.0f %6.0f\n", cl_timer * 1000000.0, sv_timer * 1000000.0);
687 // if the accumulators haven't become positive yet, wait a while
688 if (cls.state == ca_dedicated)
689 wait = sv_timer * -1000000.0;
691 wait = cl_timer * -1000000.0;
693 wait = max(cl_timer, sv_timer) * -1000000.0;
697 if (!cls.timedemo && wait > 0)
699 double time0 = Sys_DoubleTime();
700 if (sv_checkforpacketsduringsleep.integer)
703 NetConn_SleepMicroseconds((int)wait);
708 Sys_Sleep((int)wait / 1000);
710 svs.perf_acc_sleeptime += Sys_DoubleTime() - time0;
714 //-------------------
718 //-------------------
720 // limit the frametime steps to no more than 100ms each
725 svs.perf_acc_lost += (sv_timer - 0.1);
729 if (sv.active && sv_timer > 0)
731 // execute one or more server frames, with an upper limit on how much
732 // execution time to spend on server frames to avoid freezing the game if
733 // the server is overloaded, this execution time limit means the game will
734 // slow down if the server is taking too long.
735 int framecount, framelimit = 1;
736 double advancetime, aborttime = 0;
739 // run the world state
740 // don't allow simulation to run too fast or too slow or logic glitches can occur
742 // stop running server frames if the wall time reaches this value
743 if (sys_ticrate.value <= 0)
744 advancetime = sv_timer;
745 else if (cl.islocalgame && !sv_fixedframeratesingleplayer.integer)
747 // synchronize to the client frametime, but no less than 10ms and no more than sys_ticrate
748 advancetime = bound(0.01, cl_timer, sys_ticrate.value);
750 aborttime = realtime + 0.1;
754 advancetime = sys_ticrate.value;
755 // listen servers can run multiple server frames per client frame
756 if (cls.state == ca_connected)
759 aborttime = realtime + 0.1;
762 advancetime = min(advancetime, 0.1);
766 offset = sv_timer + (Sys_DoubleTime() - realtime);
767 ++svs.perf_acc_offset_samples;
768 svs.perf_acc_offset += offset;
769 svs.perf_acc_offset_squared += offset * offset;
770 if(svs.perf_acc_offset_max < offset)
771 svs.perf_acc_offset_max = offset;
774 // only advance time if not paused
775 // the game also pauses in singleplayer when menu or console is used
776 sv.frametime = advancetime * slowmo.value;
777 if (host_framerate.value)
778 sv.frametime = host_framerate.value;
779 if (sv.paused || (cl.islocalgame && (key_dest != key_game || key_consoleactive)))
782 // setup the VM frame
785 for (framecount = 0;framecount < framelimit && sv_timer > 0;framecount++)
787 sv_timer -= advancetime;
789 // move things around and think unless paused
793 // if this server frame took too long, break out of the loop
794 if (framelimit > 1 && Sys_DoubleTime() >= aborttime)
798 // send all messages to the clients
799 SV_SendClientMessages();
801 // end the server VM frame
804 // send an heartbeat if enough time has passed since the last one
805 NetConn_Heartbeat(0);
808 //-------------------
812 //-------------------
814 if (cls.state != ca_dedicated && (cl_timer > 0 || cls.timedemo))
816 // decide the simulation time
817 if (cls.capturevideo.active)
819 if (cls.capturevideo.realtime)
820 clframetime = cl.realframetime = max(cl_timer, 1.0 / cls.capturevideo.framerate);
823 clframetime = 1.0 / cls.capturevideo.framerate;
824 cl.realframetime = max(cl_timer, clframetime);
827 else if (vid_activewindow)
828 clframetime = cl.realframetime = max(cl_timer, 1.0 / max(5.0f, cl_maxfps.value));
830 clframetime = cl.realframetime = max(cl_timer, 1.0 / max(5.0f, cl_maxidlefps.value));
832 // apply slowmo scaling
833 clframetime *= cl.movevars_timescale;
834 // scale playback speed of demos by slowmo cvar
835 if (cls.demoplayback)
837 clframetime *= slowmo.value;
838 // if demo playback is paused, don't advance time at all
843 // host_framerate overrides all else
844 if (host_framerate.value)
845 clframetime = host_framerate.value;
848 clframetime = cl.realframetime = cl_timer;
850 // deduct the frame time from the accumulator
851 cl_timer -= cl.realframetime;
853 cl.oldtime = cl.time;
854 cl.time += clframetime;
856 // Collect input into cmd
859 // check for new packets
860 NetConn_ClientFrame();
862 // read a new frame from a demo if needed
863 CL_ReadDemoMessage();
865 // now that packets have been read, send input to server
868 // update client world (interpolate entities, create trails, etc)
872 if (host_speeds.integer)
873 time1 = Sys_DoubleTime();
882 if (host_speeds.integer)
883 time2 = Sys_DoubleTime();
886 if(cl.csqc_usecsqclistener)
888 S_Update(&cl.csqc_listenermatrix);
889 cl.csqc_usecsqclistener = false;
892 S_Update(&r_refdef.view.matrix);
896 if (host_speeds.integer)
898 pass1 = (int)((time1 - time3)*1000000);
899 time3 = Sys_DoubleTime();
900 pass2 = (int)((time2 - time1)*1000000);
901 pass3 = (int)((time3 - time2)*1000000);
902 Con_Printf("%6ius total %6ius server %6ius gfx %6ius snd\n",
903 pass1+pass2+pass3, pass1, pass2, pass3);
907 // if there is some time remaining from this frame, reset the timers
912 svs.perf_acc_lost += sv_timer;
920 //============================================================================
922 qboolean vid_opened = false;
923 void Host_StartVideo(void)
925 if (!vid_opened && cls.state != ca_dedicated)
933 char engineversion[128];
935 qboolean sys_nostdout = false;
937 extern void Render_Init(void);
938 extern void Mathlib_Init(void);
939 extern void FS_Init(void);
940 extern void FS_Shutdown(void);
941 extern void PR_Cmd_Init(void);
942 extern void COM_Init_Commands(void);
943 extern void FS_Init_Commands(void);
944 extern qboolean host_stuffcmdsrun;
951 static void Host_Init (void)
956 if (COM_CheckParm("-profilegameonly"))
957 Sys_AllowProfiling(false);
959 // LordHavoc: quake never seeded the random number generator before... heh
960 if (COM_CheckParm("-benchmark"))
961 srand(0); // predictable random sequence for -benchmark
965 // FIXME: this is evil, but possibly temporary
966 // COMMANDLINEOPTION: Console: -developer enables warnings and other notices (RECOMMENDED for mod developers)
967 if (COM_CheckParm("-developer"))
969 developer.value = developer.integer = 100;
970 developer.string = "100";
973 if (COM_CheckParm("-developer2"))
975 developer.value = developer.integer = 100;
976 developer.string = "100";
977 developer_memory.value = developer_memory.integer = 100;
978 developer.string = "100";
979 developer_memorydebug.value = developer_memorydebug.integer = 100;
980 developer_memorydebug.string = "100";
983 // COMMANDLINEOPTION: Console: -nostdout disables text output to the terminal the game was launched from
984 if (COM_CheckParm("-nostdout"))
987 // used by everything
990 // initialize console command/cvar/alias/command execution systems
993 // initialize memory subsystem cvars/commands
994 Memory_Init_Commands();
996 // initialize console and logging and its cvars/commands
999 // initialize various cvars that could not be initialized earlier
1000 Curl_Init_Commands();
1001 Cmd_Init_Commands();
1002 Sys_Init_Commands();
1003 COM_Init_Commands();
1006 // initialize console window (only used by sys_win.c)
1009 // detect gamemode from commandline options or executable name
1012 // construct a version string for the corner of the console
1014 dpsnprintf (engineversion, sizeof (engineversion), "%s %s %s", gamename, os, buildstring);
1015 Con_Printf("%s\n", engineversion);
1017 // initialize ixtable
1020 // initialize filesystem (including fs_basedir, fs_gamedir, -game, scr_screenshot_name)
1031 Host_InitCommands();
1033 Host_ServerOptions();
1035 if (cls.state != ca_dedicated)
1037 Con_Printf("Initializing client\n");
1052 // set up the default startmap_sp and startmap_dm aliases (mods can
1053 // override these) and then execute the quake.rc startup script
1054 if (gamemode == GAME_NEHAHRA)
1055 Cbuf_AddText("alias startmap_sp \"map nehstart\"\nalias startmap_dm \"map nehstart\"\nexec quake.rc\n");
1056 else if (gamemode == GAME_TRANSFUSION)
1057 Cbuf_AddText("alias startmap_sp \"map e1m1\"\n""alias startmap_dm \"map bb1\"\nexec quake.rc\n");
1058 else if (gamemode == GAME_TEU)
1059 Cbuf_AddText("alias startmap_sp \"map start\"\nalias startmap_dm \"map start\"\nexec teu.rc\n");
1061 Cbuf_AddText("alias startmap_sp \"map start\"\nalias startmap_dm \"map start\"\nexec quake.rc\n");
1064 // if stuffcmds wasn't run, then quake.rc is probably missing, use default
1065 if (!host_stuffcmdsrun)
1067 Cbuf_AddText("exec default.cfg\nexec config.cfg\nexec autoexec.cfg\nstuffcmds\n");
1071 // put up the loading image so the user doesn't stare at a black screen...
1072 SCR_BeginLoadingPlaque();
1074 // FIXME: put this into some neat design, but the menu should be allowed to crash
1075 // without crashing the whole game, so this should just be a short-time solution
1077 // here comes the not so critical stuff
1078 if (setjmp(host_abortframe)) {
1082 if (cls.state != ca_dedicated)
1087 // check for special benchmark mode
1088 // COMMANDLINEOPTION: Client: -benchmark <demoname> runs a timedemo and quits, results of any timedemo can be found in gamedir/benchmark.log (for example id1/benchmark.log)
1089 i = COM_CheckParm("-benchmark");
1090 if (i && i + 1 < com_argc)
1091 if (!sv.active && !cls.demoplayback && !cls.connect_trying)
1093 Cbuf_AddText(va("timedemo %s\n", com_argv[i + 1]));
1097 // check for special demo mode
1098 // COMMANDLINEOPTION: Client: -demo <demoname> runs a playdemo and quits
1099 i = COM_CheckParm("-demo");
1100 if (i && i + 1 < com_argc)
1101 if (!sv.active && !cls.demoplayback && !cls.connect_trying)
1103 Cbuf_AddText(va("playdemo %s\n", com_argv[i + 1]));
1107 // COMMANDLINEOPTION: Client: -capturedemo <demoname> captures a playdemo and quits
1108 i = COM_CheckParm("-capturedemo");
1109 if (i && i + 1 < com_argc)
1110 if (!sv.active && !cls.demoplayback && !cls.connect_trying)
1112 Cbuf_AddText(va("playdemo %s\ncl_capturevideo 1\n", com_argv[i + 1]));
1116 if (cls.state == ca_dedicated || COM_CheckParm("-listen"))
1117 if (!sv.active && !cls.demoplayback && !cls.connect_trying)
1119 Cbuf_AddText("startmap_dm\n");
1123 if (!sv.active && !cls.demoplayback && !cls.connect_trying)
1125 Cbuf_AddText("togglemenu\n");
1129 Con_DPrint("========Initialized=========\n");
1131 //Host_StartVideo();
1139 FIXME: this is a callback from Sys_Quit and Sys_Error. It would be better
1140 to run quit through here before the final handoff to the sys code.
1143 void Host_Shutdown(void)
1145 static qboolean isdown = false;
1149 Con_Print("recursive shutdown\n");
1152 if (setjmp(host_abortframe))
1154 Con_Print("aborted the quitting frame?!?\n");
1159 // be quiet while shutting down
1162 // disconnect client from server if active
1165 // shut down local server if active
1166 Host_ShutdownServer ();
1173 // AK hmm, no PRVM_Shutdown(); yet
1175 CL_Gecko_Shutdown();
1176 CL_Video_Shutdown();
1180 CDAudio_Shutdown ();
1183 NetConn_Shutdown ();
1186 if (cls.state != ca_dedicated)
1188 R_Modules_Shutdown();