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.
25 void CL_FinishTimeDemo (void);
28 ==============================================================================
32 When a demo is playing back, all outgoing network messages are skipped, and
33 incoming messages are read from the demo file.
35 Whenever cl.time gets past the last received message, another message is
36 read from the demo file.
37 ==============================================================================
44 Called to play the next demo in the demo loop
47 void CL_NextDemo (void)
49 char str[MAX_INPUTLINE];
51 if (cls.demonum == -1)
52 return; // don't play demos
54 if (!cls.demos[cls.demonum][0] || cls.demonum == MAX_DEMOS)
57 if (!cls.demos[cls.demonum][0])
59 Con_Print("No demos listed with startdemos\n");
65 sprintf (str,"playdemo %s\n", cls.demos[cls.demonum]);
66 Cbuf_InsertText (str);
74 Called when a demo file runs out, or the user starts a game
77 // LordHavoc: now called only by CL_Disconnect
78 void CL_StopPlayback (void)
80 if (!cls.demoplayback)
83 FS_Close (cls.demofile);
84 cls.demoplayback = false;
90 if (COM_CheckParm("-demo") || COM_CheckParm("-demolooponly"))
99 Dumps the current net message, prefixed by the length and view angles
102 void CL_WriteDemoMessage (void)
108 if (cls.demopaused) // LordHavoc: pausedemo
111 len = LittleLong (net_message.cursize);
112 FS_Write (cls.demofile, &len, 4);
113 for (i=0 ; i<3 ; i++)
115 f = LittleFloat (cl.viewangles[i]);
116 FS_Write (cls.demofile, &f, 4);
118 FS_Write (cls.demofile, net_message.data, net_message.cursize);
125 Handles playback of demos
128 void CL_ReadDemoMessage(void)
133 if (!cls.demoplayback)
136 // LordHavoc: pausedemo
142 // decide if it is time to grab the next message
143 // always grab until fully connected
144 if (cls.signon == SIGNONS)
148 if (host_framecount == cls.td_lastframe)
150 // already read this frame's message
153 if (cls.td_lastframe == -1)
155 // we start counting on the second frame
156 // (after parsing connection stuff)
157 cls.td_startframe = host_framecount + 1;
159 cls.td_lastframe = host_framecount;
160 cls.td_onesecondframes++;
161 // if this is the first official frame we can now grab the real
162 // td_starttime so the bogus time on the first frame doesn't
163 // count against the final report
164 if (host_framecount == cls.td_startframe)
166 cls.td_starttime = realtime;
167 cls.td_onesecondnexttime = realtime + 1;
168 cls.td_onesecondframes = 0;
169 cls.td_onesecondminframes = 0;
170 cls.td_onesecondmaxframes = 0;
171 cls.td_onesecondavgframes = 0;
172 cls.td_onesecondavgcount = 0;
174 if (realtime >= cls.td_onesecondnexttime)
176 if (cls.td_onesecondavgcount == 0)
178 cls.td_onesecondminframes = cls.td_onesecondframes;
179 cls.td_onesecondmaxframes = cls.td_onesecondframes;
181 cls.td_onesecondminframes = min(cls.td_onesecondminframes, cls.td_onesecondframes);
182 cls.td_onesecondmaxframes = max(cls.td_onesecondmaxframes, cls.td_onesecondframes);
183 cls.td_onesecondavgframes += cls.td_onesecondframes;
184 cls.td_onesecondavgcount++;
185 cls.td_onesecondframes = 0;
186 cls.td_onesecondnexttime++;
189 else if (cl.time <= cl.mtime[0])
191 // don't need another message yet
196 // get the next message
197 FS_Read(cls.demofile, &net_message.cursize, 4);
198 net_message.cursize = LittleLong(net_message.cursize);
199 if (net_message.cursize > net_message.maxsize)
200 Host_Error("Demo message (%i) > net_message.maxsize (%i)", net_message.cursize, net_message.maxsize);
201 VectorCopy(cl.mviewangles[0], cl.mviewangles[1]);
202 for (i = 0;i < 3;i++)
204 r = (int)FS_Read(cls.demofile, &f, 4);
205 cl.mviewangles[0][i] = LittleFloat(f);
208 if (FS_Read(cls.demofile, net_message.data, net_message.cursize) == net_message.cursize)
211 CL_ParseServerMessage();
213 // In case the demo contains a "svc_disconnect" message
214 if (!cls.demoplayback)
230 stop recording a demo
233 void CL_Stop_f (void)
235 if (!cls.demorecording)
237 Con_Print("Not recording a demo.\n");
241 // write a disconnect message to the demo file
242 SZ_Clear (&net_message);
243 MSG_WriteByte (&net_message, svc_disconnect);
244 CL_WriteDemoMessage ();
247 FS_Close (cls.demofile);
249 cls.demorecording = false;
250 Con_Print("Completed demo\n");
257 record <demoname> <map> [cd track]
260 void CL_Record_f (void)
263 char name[MAX_OSPATH];
266 if (c != 2 && c != 3 && c != 4)
268 Con_Print("record <demoname> [<map> [cd track]]\n");
272 if (strstr(Cmd_Argv(1), ".."))
274 Con_Print("Relative pathnames are not allowed.\n");
278 if (c == 2 && cls.state == ca_connected)
280 Con_Print("Can not record - already connected to server\nClient demo recording must be started before connecting\n");
284 // write the forced cd track number, or -1
287 track = atoi(Cmd_Argv(3));
288 Con_Printf("Forcing CD track to %i\n", cls.forcetrack);
294 strlcpy (name, Cmd_Argv(1), sizeof (name));
295 FS_DefaultExtension (name, ".dem", sizeof (name));
299 Cmd_ExecuteString ( va("map %s", Cmd_Argv(2)), src_command);
301 // open the demo file
302 Con_Printf("recording to %s.\n", name);
303 cls.demofile = FS_Open (name, "wb", false, false);
306 Con_Print("ERROR: couldn't open.\n");
310 cls.forcetrack = track;
311 FS_Printf(cls.demofile, "%i\n", cls.forcetrack);
313 cls.demorecording = true;
324 void CL_PlayDemo_f (void)
326 char name[MAX_QPATH];
328 qboolean neg = false;
332 Con_Print("play <demoname> : plays a demo\n");
336 // disconnect from server
338 Host_ShutdownServer ();
340 // update networking ports (this is mainly just needed at startup)
341 NetConn_UpdateSockets();
343 // open the demo file
344 strlcpy (name, Cmd_Argv(1), sizeof (name));
345 FS_DefaultExtension (name, ".dem", sizeof (name));
346 cls.protocol = PROTOCOL_QUAKE;
348 Con_Printf("Playing demo from %s.\n", name);
349 cls.demofile = FS_Open (name, "rb", false, false);
352 Con_Print("ERROR: couldn't open.\n");
353 cls.demonum = -1; // stop demo loop
357 strlcpy(cls.demoname, name, sizeof(cls.demoname));
358 cls.demoplayback = true;
359 cls.state = ca_connected;
362 while ((c = FS_Getc (cls.demofile)) != '\n')
366 cls.forcetrack = cls.forcetrack * 10 + (c - '0');
369 cls.forcetrack = -cls.forcetrack;
378 void CL_FinishTimeDemo (void)
381 double time, totalfpsavg;
382 double fpsmin, fpsavg, fpsmax; // report min/avg/max fps
384 cls.timedemo = false;
386 // the first frame didn't count
387 frames = (host_framecount - cls.td_startframe) - 1;
388 time = realtime - cls.td_starttime;
389 totalfpsavg = time > 0 ? frames / time : 0;
390 fpsmin = cls.td_onesecondminframes;
391 fpsavg = cls.td_onesecondavgcount ? cls.td_onesecondavgframes / cls.td_onesecondavgcount : 0;
392 fpsmax = cls.td_onesecondmaxframes;
393 // LordHavoc: timedemo now prints out 7 digits of fraction, and min/avg/max
394 Con_Printf("%i frames %5.7f seconds %5.7f fps, one-second min/avg/max: %.0f %.0f %.0f\n", frames, time, totalfpsavg, fpsmin, fpsavg, fpsmax);
395 Log_Printf("benchmark.log", "date %s | enginedate %s | demo %s | commandline %s | result %i frames %5.7f seconds %5.7f fps, one-second min/avg/max: %.0f %.0f %.0f\n", Sys_TimeString("%Y-%m-%d %H:%M:%S"), buildstring, cls.demoname, cmdline.string, frames, time, totalfpsavg, fpsmin, fpsavg, fpsmax);
396 if (COM_CheckParm("-benchmark"))
407 void CL_TimeDemo_f (void)
411 Con_Print("timedemo <demoname> : gets demo speeds\n");
417 // cls.td_starttime will be grabbed at the second frame of the demo, so
418 // all the loading time doesn't get counted
420 // instantly hide console and deactivate it
422 key_consoleactive = 0;
426 // get first message this frame
427 cls.td_lastframe = -1;