add Q3A's EF_TELEPORT_BIT (toggle it when teleporting; interpolation gets skipped...
[xonotic/darkplaces.git] / cl_parse.c
1 /*
2 Copyright (C) 1996-1997 Id Software, Inc.
3
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.
8
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.
12
13 See the GNU General Public License for more details.
14
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.
18
19 */
20 // cl_parse.c  -- parse a message received from the server
21
22 #include "quakedef.h"
23 #include "cdaudio.h"
24 #include "cl_collision.h"
25 #include "csprogs.h"
26 #include "libcurl.h"
27
28 char *svc_strings[128] =
29 {
30         "svc_bad",
31         "svc_nop",
32         "svc_disconnect",
33         "svc_updatestat",
34         "svc_version",          // [int] server version
35         "svc_setview",          // [short] entity number
36         "svc_sound",                    // <see code>
37         "svc_time",                     // [float] server time
38         "svc_print",                    // [string] null terminated string
39         "svc_stufftext",                // [string] stuffed into client's console buffer
40                                                 // the string should be \n terminated
41         "svc_setangle",         // [vec3] set the view angle to this absolute value
42
43         "svc_serverinfo",               // [int] version
44                                                 // [string] signon string
45                                                 // [string]..[0]model cache [string]...[0]sounds cache
46                                                 // [string]..[0]item cache
47         "svc_lightstyle",               // [byte] [string]
48         "svc_updatename",               // [byte] [string]
49         "svc_updatefrags",      // [byte] [short]
50         "svc_clientdata",               // <shortbits + data>
51         "svc_stopsound",                // <see code>
52         "svc_updatecolors",     // [byte] [byte]
53         "svc_particle",         // [vec3] <variable>
54         "svc_damage",                   // [byte] impact [byte] blood [vec3] from
55
56         "svc_spawnstatic",
57         "OBSOLETE svc_spawnbinary",
58         "svc_spawnbaseline",
59
60         "svc_temp_entity",              // <variable>
61         "svc_setpause",
62         "svc_signonnum",
63         "svc_centerprint",
64         "svc_killedmonster",
65         "svc_foundsecret",
66         "svc_spawnstaticsound",
67         "svc_intermission",
68         "svc_finale",                   // [string] music [string] text
69         "svc_cdtrack",                  // [byte] track [byte] looptrack
70         "svc_sellscreen",
71         "svc_cutscene",
72         "svc_showlmp",  // [string] iconlabel [string] lmpfile [short] x [short] y
73         "svc_hidelmp",  // [string] iconlabel
74         "svc_skybox", // [string] skyname
75         "", // 38
76         "", // 39
77         "", // 40
78         "", // 41
79         "", // 42
80         "", // 43
81         "", // 44
82         "", // 45
83         "", // 46
84         "", // 47
85         "", // 48
86         "", // 49
87         "svc_downloaddata", //                          50              // [int] start [short] size [variable length] data
88         "svc_updatestatubyte", //                       51              // [byte] stat [byte] value
89         "svc_effect", //                        52              // [vector] org [byte] modelindex [byte] startframe [byte] framecount [byte] framerate
90         "svc_effect2", //                       53              // [vector] org [short] modelindex [short] startframe [byte] framecount [byte] framerate
91         "svc_sound2", //                        54              // short soundindex instead of byte
92         "svc_spawnbaseline2", //        55              // short modelindex instead of byte
93         "svc_spawnstatic2", //          56              // short modelindex instead of byte
94         "svc_entities", //                      57              // [int] deltaframe [int] thisframe [float vector] eye [variable length] entitydata
95         "svc_csqcentities", //          58              // [short] entnum [variable length] entitydata ... [short] 0x0000
96         "svc_spawnstaticsound2", //     59              // [coord3] [short] samp [byte] vol [byte] aten
97         "svc_trailparticles", //        60              // [short] entnum [short] effectnum [vector] start [vector] end
98         "svc_pointparticles", //        61              // [short] effectnum [vector] start [vector] velocity [short] count
99         "svc_pointparticles1", //       62              // [short] effectnum [vector] start, same as svc_pointparticles except velocity is zero and count is 1
100 };
101
102 char *qw_svc_strings[128] =
103 {
104         "qw_svc_bad",                                   // 0
105         "qw_svc_nop",                                   // 1
106         "qw_svc_disconnect",                    // 2
107         "qw_svc_updatestat",                    // 3    // [byte] [byte]
108         "",                                                             // 4
109         "qw_svc_setview",                               // 5    // [short] entity number
110         "qw_svc_sound",                                 // 6    // <see code>
111         "",                                                             // 7
112         "qw_svc_print",                                 // 8    // [byte] id [string] null terminated string
113         "qw_svc_stufftext",                             // 9    // [string] stuffed into client's console buffer
114         "qw_svc_setangle",                              // 10   // [angle3] set the view angle to this absolute value
115         "qw_svc_serverdata",                    // 11   // [long] protocol ...
116         "qw_svc_lightstyle",                    // 12   // [byte] [string]
117         "",                                                             // 13
118         "qw_svc_updatefrags",                   // 14   // [byte] [short]
119         "",                                                             // 15
120         "qw_svc_stopsound",                             // 16   // <see code>
121         "",                                                             // 17
122         "",                                                             // 18
123         "qw_svc_damage",                                // 19
124         "qw_svc_spawnstatic",                   // 20
125         "",                                                             // 21
126         "qw_svc_spawnbaseline",                 // 22
127         "qw_svc_temp_entity",                   // 23   // variable
128         "qw_svc_setpause",                              // 24   // [byte] on / off
129         "",                                                             // 25
130         "qw_svc_centerprint",                   // 26   // [string] to put in center of the screen
131         "qw_svc_killedmonster",                 // 27
132         "qw_svc_foundsecret",                   // 28
133         "qw_svc_spawnstaticsound",              // 29   // [coord3] [byte] samp [byte] vol [byte] aten
134         "qw_svc_intermission",                  // 30           // [vec3_t] origin [vec3_t] angle
135         "qw_svc_finale",                                // 31           // [string] text
136         "qw_svc_cdtrack",                               // 32           // [byte] track
137         "qw_svc_sellscreen",                    // 33
138         "qw_svc_smallkick",                             // 34           // set client punchangle to 2
139         "qw_svc_bigkick",                               // 35           // set client punchangle to 4
140         "qw_svc_updateping",                    // 36           // [byte] [short]
141         "qw_svc_updateentertime",               // 37           // [byte] [float]
142         "qw_svc_updatestatlong",                // 38           // [byte] [long]
143         "qw_svc_muzzleflash",                   // 39           // [short] entity
144         "qw_svc_updateuserinfo",                // 40           // [byte] slot [long] uid
145         "qw_svc_download",                              // 41           // [short] size [size bytes]
146         "qw_svc_playerinfo",                    // 42           // variable
147         "qw_svc_nails",                                 // 43           // [byte] num [48 bits] xyzpy 12 12 12 4 8
148         "qw_svc_chokecount",                    // 44           // [byte] packets choked
149         "qw_svc_modellist",                             // 45           // [strings]
150         "qw_svc_soundlist",                             // 46           // [strings]
151         "qw_svc_packetentities",                // 47           // [...]
152         "qw_svc_deltapacketentities",   // 48           // [...]
153         "qw_svc_maxspeed",                              // 49           // maxspeed change, for prediction
154         "qw_svc_entgravity",                    // 50           // gravity change, for prediction
155         "qw_svc_setinfo",                               // 51           // setinfo on a client
156         "qw_svc_serverinfo",                    // 52           // serverinfo
157         "qw_svc_updatepl",                              // 53           // [byte] [byte]
158 };
159
160 //=============================================================================
161
162 cvar_t demo_nehahra = {0, "demo_nehahra", "0", "reads all quake demos as nehahra movie protocol"};
163 cvar_t developer_networkentities = {0, "developer_networkentities", "0", "prints received entities, value is 0-4 (higher for more info)"};
164 cvar_t cl_gameplayfix_soundsmovewithentities = {0, "cl_gameplayfix_soundsmovewithentities", "1", "causes sounds made by lifts, players, projectiles, and any other entities, to move with the entity, so for example a rocket noise follows the rocket rather than staying at the starting position"};
165 cvar_t cl_sound_wizardhit = {0, "cl_sound_wizardhit", "wizard/hit.wav", "sound to play during TE_WIZSPIKE (empty cvar disables sound)"};
166 cvar_t cl_sound_hknighthit = {0, "cl_sound_hknighthit", "hknight/hit.wav", "sound to play during TE_KNIGHTSPIKE (empty cvar disables sound)"};
167 cvar_t cl_sound_tink1 = {0, "cl_sound_tink1", "weapons/tink1.wav", "sound to play with 80% chance during TE_SPIKE/TE_SUPERSPIKE (empty cvar disables sound)"};
168 cvar_t cl_sound_ric1 = {0, "cl_sound_ric1", "weapons/ric1.wav", "sound to play with 5% chance during TE_SPIKE/TE_SUPERSPIKE (empty cvar disables sound)"};
169 cvar_t cl_sound_ric2 = {0, "cl_sound_ric2", "weapons/ric2.wav", "sound to play with 5% chance during TE_SPIKE/TE_SUPERSPIKE (empty cvar disables sound)"};
170 cvar_t cl_sound_ric3 = {0, "cl_sound_ric3", "weapons/ric3.wav", "sound to play with 10% chance during TE_SPIKE/TE_SUPERSPIKE (empty cvar disables sound)"};
171 cvar_t cl_readpicture_force = {0, "cl_readpicture_force", "0", "when enabled, the low quality pictures read by ReadPicture() are preferred over the high quality pictures on the file system"};
172
173 #define RIC_GUNSHOT             1
174 #define RIC_GUNSHOTQUAD 2
175 cvar_t cl_sound_ric_gunshot = {0, "cl_sound_ric_gunshot", "0", "specifies if and when the related cl_sound_ric and cl_sound_tink sounds apply to TE_GUNSHOT/TE_GUNSHOTQUAD, 0 = no sound, 1 = TE_GUNSHOT, 2 = TE_GUNSHOTQUAD, 3 = TE_GUNSHOT and TE_GUNSHOTQUAD"};
176 cvar_t cl_sound_r_exp3 = {0, "cl_sound_r_exp3", "weapons/r_exp3.wav", "sound to play during TE_EXPLOSION and related effects (empty cvar disables sound)"};
177 cvar_t cl_serverextension_download = {0, "cl_serverextension_download", "0", "indicates whether the server supports the download command"};
178 cvar_t cl_joinbeforedownloadsfinish = {CVAR_SAVE, "cl_joinbeforedownloadsfinish", "1", "if non-zero the game will begin after the map is loaded before other downloads finish"};
179 cvar_t cl_nettimesyncfactor = {CVAR_SAVE, "cl_nettimesyncfactor", "0", "rate at which client time adapts to match server time, 1 = instantly, 0.125 = slowly, 0 = not at all (bounding still applies)"};
180 cvar_t cl_nettimesyncboundmode = {CVAR_SAVE, "cl_nettimesyncboundmode", "6", "method of restricting client time to valid values, 0 = no correction, 1 = tight bounding (jerky with packet loss), 2 = loose bounding (corrects it if out of bounds), 3 = leniant bounding (ignores temporary errors due to varying framerate), 4 = slow adjustment method from Quake3, 5 = slighttly nicer version of Quake3 method, 6 = bounding + Quake3"};
181 cvar_t cl_nettimesyncboundtolerance = {CVAR_SAVE, "cl_nettimesyncboundtolerance", "0.25", "how much error is tolerated by bounding check, as a fraction of frametime, 0.25 = up to 25% margin of error tolerated, 1 = use only new time, 0 = use only old time (same effect as setting cl_nettimesyncfactor to 1)"};
182 cvar_t cl_iplog_name = {CVAR_SAVE, "cl_iplog_name", "darkplaces_iplog.txt", "name of iplog file containing player addresses for iplog_list command and automatic ip logging when parsing status command"};
183
184 static qboolean QW_CL_CheckOrDownloadFile(const char *filename);
185 static void QW_CL_RequestNextDownload(void);
186 static void QW_CL_NextUpload(void);
187 void QW_CL_StartUpload(unsigned char *data, int size);
188 //static qboolean QW_CL_IsUploading(void);
189 static void QW_CL_StopUpload(void);
190 void CL_VM_UpdateIntermissionState(int intermission);
191 qboolean CL_VM_Event_Sound(int sound_num, float volume, int channel, float attenuation, int ent, vec3_t pos);
192
193 /*
194 ==================
195 CL_ParseStartSoundPacket
196 ==================
197 */
198 void CL_ParseStartSoundPacket(int largesoundindex)
199 {
200         vec3_t  pos;
201         int     channel, ent;
202         int     sound_num;
203         int     volume;
204         int     field_mask;
205         float   attenuation;
206
207         if (cls.protocol == PROTOCOL_QUAKEWORLD)
208         {
209                 channel = MSG_ReadShort();
210
211                 if (channel & (1<<15))
212                         volume = MSG_ReadByte ();
213                 else
214                         volume = DEFAULT_SOUND_PACKET_VOLUME;
215
216                 if (channel & (1<<14))
217                         attenuation = MSG_ReadByte () / 64.0;
218                 else
219                         attenuation = DEFAULT_SOUND_PACKET_ATTENUATION;
220
221                 ent = (channel>>3)&1023;
222                 channel &= 7;
223
224                 sound_num = MSG_ReadByte ();
225         }
226         else
227         {
228                 field_mask = MSG_ReadByte();
229
230                 if (field_mask & SND_VOLUME)
231                         volume = MSG_ReadByte ();
232                 else
233                         volume = DEFAULT_SOUND_PACKET_VOLUME;
234
235                 if (field_mask & SND_ATTENUATION)
236                         attenuation = MSG_ReadByte () / 64.0;
237                 else
238                         attenuation = DEFAULT_SOUND_PACKET_ATTENUATION;
239
240                 if (field_mask & SND_LARGEENTITY)
241                 {
242                         ent = (unsigned short) MSG_ReadShort ();
243                         channel = MSG_ReadByte ();
244                 }
245                 else
246                 {
247                         channel = (unsigned short) MSG_ReadShort ();
248                         ent = channel >> 3;
249                         channel &= 7;
250                 }
251
252                 if (largesoundindex || (field_mask & SND_LARGESOUND) || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3)
253                         sound_num = (unsigned short) MSG_ReadShort ();
254                 else
255                         sound_num = MSG_ReadByte ();
256         }
257
258         MSG_ReadVector(pos, cls.protocol);
259
260         if (sound_num >= MAX_SOUNDS)
261         {
262                 Con_Printf("CL_ParseStartSoundPacket: sound_num (%i) >= MAX_SOUNDS (%i)\n", sound_num, MAX_SOUNDS);
263                 return;
264         }
265
266         if (ent >= MAX_EDICTS)
267         {
268                 Con_Printf("CL_ParseStartSoundPacket: ent = %i", ent);
269                 return;
270         }
271
272         if (ent >= cl.max_entities)
273                 CL_ExpandEntities(ent);
274
275         if( !CL_VM_Event_Sound(sound_num, volume / 255.0f, channel, attenuation, ent, pos) )
276                 S_StartSound (ent, channel, cl.sound_precache[sound_num], pos, volume/255.0f, attenuation);
277 }
278
279 /*
280 ==================
281 CL_KeepaliveMessage
282
283 When the client is taking a long time to load stuff, send keepalive messages
284 so the server doesn't disconnect.
285 ==================
286 */
287
288 static unsigned char olddata[NET_MAXMESSAGE];
289 void CL_KeepaliveMessage (qboolean readmessages)
290 {
291         float time;
292         static double nextmsg = -1;
293         int oldreadcount;
294         qboolean oldbadread;
295         sizebuf_t old;
296
297         // no need if server is local and definitely not if this is a demo
298         if (!cls.netcon || cls.protocol == PROTOCOL_QUAKEWORLD)
299                 return;
300
301         if (readmessages)
302         {
303                 // read messages from server, should just be nops
304                 oldreadcount = msg_readcount;
305                 oldbadread = msg_badread;
306                 old = net_message;
307                 memcpy(olddata, net_message.data, net_message.cursize);
308
309                 NetConn_ClientFrame();
310
311                 msg_readcount = oldreadcount;
312                 msg_badread = oldbadread;
313                 net_message = old;
314                 memcpy(net_message.data, olddata, net_message.cursize);
315         }
316
317         if (cls.netcon && (time = Sys_DoubleTime()) >= nextmsg)
318         {
319                 sizebuf_t       msg;
320                 unsigned char           buf[4];
321                 nextmsg = time + 5;
322                 // write out a nop
323                 // LordHavoc: must use unreliable because reliable could kill the sigon message!
324                 Con_Print("--> client to server keepalive\n");
325                 memset(&msg, 0, sizeof(msg));
326                 msg.data = buf;
327                 msg.maxsize = sizeof(buf);
328                 MSG_WriteChar(&msg, clc_nop);
329                 NetConn_SendUnreliableMessage(cls.netcon, &msg, cls.protocol, 10000, false);
330         }
331 }
332
333 void CL_ParseEntityLump(char *entdata)
334 {
335         const char *data;
336         char key[128], value[MAX_INPUTLINE];
337         FOG_clear(); // LordHavoc: no fog until set
338         // LordHavoc: default to the map's sky (q3 shader parsing sets this)
339         R_SetSkyBox(cl.worldmodel->brush.skybox);
340         data = entdata;
341         if (!data)
342                 return;
343         if (!COM_ParseToken_Simple(&data, false, false))
344                 return; // error
345         if (com_token[0] != '{')
346                 return; // error
347         while (1)
348         {
349                 if (!COM_ParseToken_Simple(&data, false, false))
350                         return; // error
351                 if (com_token[0] == '}')
352                         break; // end of worldspawn
353                 if (com_token[0] == '_')
354                         strlcpy (key, com_token + 1, sizeof (key));
355                 else
356                         strlcpy (key, com_token, sizeof (key));
357                 while (key[strlen(key)-1] == ' ') // remove trailing spaces
358                         key[strlen(key)-1] = 0;
359                 if (!COM_ParseToken_Simple(&data, false, false))
360                         return; // error
361                 strlcpy (value, com_token, sizeof (value));
362                 if (!strcmp("sky", key))
363                         R_SetSkyBox(value);
364                 else if (!strcmp("skyname", key)) // non-standard, introduced by QuakeForge... sigh.
365                         R_SetSkyBox(value);
366                 else if (!strcmp("qlsky", key)) // non-standard, introduced by QuakeLives (EEK)
367                         R_SetSkyBox(value);
368                 else if (!strcmp("fog", key))
369                 {
370                         r_refdef.fog_start = 0;
371                         r_refdef.fog_alpha = 1;
372                         r_refdef.fog_end = 16384;
373 #if _MSC_VER >= 1400
374 #define sscanf sscanf_s
375 #endif
376                         sscanf(value, "%f %f %f %f %f %f %f", &r_refdef.fog_density, &r_refdef.fog_red, &r_refdef.fog_green, &r_refdef.fog_blue, &r_refdef.fog_alpha, &r_refdef.fog_start, &r_refdef.fog_end);
377                 }
378                 else if (!strcmp("fog_density", key))
379                         r_refdef.fog_density = atof(value);
380                 else if (!strcmp("fog_red", key))
381                         r_refdef.fog_red = atof(value);
382                 else if (!strcmp("fog_green", key))
383                         r_refdef.fog_green = atof(value);
384                 else if (!strcmp("fog_blue", key))
385                         r_refdef.fog_blue = atof(value);
386                 else if (!strcmp("fog_alpha", key))
387                         r_refdef.fog_alpha = atof(value);
388                 else if (!strcmp("fog_start", key))
389                         r_refdef.fog_start = atof(value);
390                 else if (!strcmp("fog_end", key))
391                         r_refdef.fog_end = atof(value);
392         }
393 }
394
395 extern void CL_Locs_Reload_f(void);
396 extern void CL_VM_Init (void);
397 static const vec3_t defaultmins = {-4096, -4096, -4096};
398 static const vec3_t defaultmaxs = {4096, 4096, 4096};
399 static void CL_SetupWorldModel(void)
400 {
401         // update the world model
402         cl.entities[0].render.model = cl.worldmodel = cl.model_precache[1];
403         CL_UpdateRenderEntity(&cl.entities[0].render);
404
405         // set up csqc world for collision culling
406         if (cl.worldmodel)
407                 World_SetSize(&cl.world, cl.worldmodel->name, cl.worldmodel->normalmins, cl.worldmodel->normalmaxs);
408         else
409                 World_SetSize(&cl.world, "", defaultmins, defaultmaxs);
410
411         // load or reload .loc file for team chat messages
412         CL_Locs_Reload_f();
413
414         // reset particles and other per-level things
415         R_Modules_NewMap();
416
417         // load the team chat beep if possible
418         cl.foundtalk2wav = FS_FileExists("sound/misc/talk2.wav");
419
420         // check memory integrity
421         Mem_CheckSentinelsGlobal();
422
423         // load the csqc now
424         if (cl.loadcsqc)
425         {
426                 cl.loadcsqc = false;
427
428                 CL_VM_Init();
429         }
430 }
431
432 static qboolean QW_CL_CheckOrDownloadFile(const char *filename)
433 {
434         qfile_t *file;
435
436         // see if the file already exists
437         file = FS_OpenVirtualFile(filename, true);
438         if (file)
439         {
440                 FS_Close(file);
441                 return true;
442         }
443
444         // download messages in a demo would be bad
445         if (cls.demorecording)
446         {
447                 Con_Printf("Unable to download \"%s\" when recording.\n", filename);
448                 return true;
449         }
450
451         // don't try to download when playing a demo
452         if (!cls.netcon)
453                 return true;
454
455         strlcpy(cls.qw_downloadname, filename, sizeof(cls.qw_downloadname));
456         Con_Printf("Downloading %s\n", filename);
457
458         if (!cls.qw_downloadmemory)
459         {
460                 cls.qw_downloadmemory = NULL;
461                 cls.qw_downloadmemorycursize = 0;
462                 cls.qw_downloadmemorymaxsize = 1024*1024; // start out with a 1MB buffer
463         }
464
465         MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
466         MSG_WriteString(&cls.netcon->message, va("download %s", filename));
467
468         cls.qw_downloadnumber++;
469         cls.qw_downloadpercent = 0;
470         cls.qw_downloadmemorycursize = 0;
471
472         return false;
473 }
474
475 static void QW_CL_ProcessUserInfo(int slot);
476 static void QW_CL_RequestNextDownload(void)
477 {
478         int i;
479
480         // clear name of file that just finished
481         cls.qw_downloadname[0] = 0;
482
483         switch (cls.qw_downloadtype)
484         {
485         case dl_single:
486                 break;
487         case dl_skin:
488                 if (cls.qw_downloadnumber == 0)
489                         Con_Printf("Checking skins...\n");
490                 for (;cls.qw_downloadnumber < cl.maxclients;cls.qw_downloadnumber++)
491                 {
492                         if (!cl.scores[cls.qw_downloadnumber].name[0])
493                                 continue;
494                         // check if we need to download the file, and return if so
495                         if (!QW_CL_CheckOrDownloadFile(va("skins/%s.pcx", cl.scores[cls.qw_downloadnumber].qw_skin)))
496                                 return;
497                 }
498
499                 cls.qw_downloadtype = dl_none;
500
501                 // load any newly downloaded skins
502                 for (i = 0;i < cl.maxclients;i++)
503                         QW_CL_ProcessUserInfo(i);
504
505                 // if we're still in signon stages, request the next one
506                 if (cls.signon != SIGNONS)
507                 {
508                         cls.signon = SIGNONS-1;
509                         // we'll go to SIGNONS when the first entity update is received
510                         MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
511                         MSG_WriteString(&cls.netcon->message, va("begin %i", cl.qw_servercount));
512                 }
513                 break;
514         case dl_model:
515                 if (cls.qw_downloadnumber == 0)
516                 {
517                         Con_Printf("Checking models...\n");
518                         cls.qw_downloadnumber = 1;
519                 }
520
521                 for (;cls.qw_downloadnumber < MAX_MODELS && cl.model_name[cls.qw_downloadnumber][0];cls.qw_downloadnumber++)
522                 {
523                         // skip submodels
524                         if (cl.model_name[cls.qw_downloadnumber][0] == '*')
525                                 continue;
526                         if (!strcmp(cl.model_name[cls.qw_downloadnumber], "progs/spike.mdl"))
527                                 cl.qw_modelindex_spike = cls.qw_downloadnumber;
528                         if (!strcmp(cl.model_name[cls.qw_downloadnumber], "progs/player.mdl"))
529                                 cl.qw_modelindex_player = cls.qw_downloadnumber;
530                         if (!strcmp(cl.model_name[cls.qw_downloadnumber], "progs/flag.mdl"))
531                                 cl.qw_modelindex_flag = cls.qw_downloadnumber;
532                         if (!strcmp(cl.model_name[cls.qw_downloadnumber], "progs/s_explod.spr"))
533                                 cl.qw_modelindex_s_explod = cls.qw_downloadnumber;
534                         // check if we need to download the file, and return if so
535                         if (!QW_CL_CheckOrDownloadFile(cl.model_name[cls.qw_downloadnumber]))
536                                 return;
537                 }
538
539                 cls.qw_downloadtype = dl_none;
540
541                 // touch all of the precached models that are still loaded so we can free
542                 // anything that isn't needed
543                 if (!sv.active)
544                         Mod_ClearUsed();
545                 for (i = 1;i < MAX_MODELS && cl.model_name[i][0];i++)
546                         Mod_FindName(cl.model_name[i]);
547                 // precache any models used by the client (this also marks them used)
548                 cl.model_bolt = Mod_ForName("progs/bolt.mdl", false, false, false);
549                 cl.model_bolt2 = Mod_ForName("progs/bolt2.mdl", false, false, false);
550                 cl.model_bolt3 = Mod_ForName("progs/bolt3.mdl", false, false, false);
551                 cl.model_beam = Mod_ForName("progs/beam.mdl", false, false, false);
552                 Mod_PurgeUnused();
553
554                 // now we try to load everything that is new
555
556                 // world model
557                 cl.model_precache[1] = Mod_ForName(cl.model_name[1], false, false, true);
558                 if (cl.model_precache[1]->Draw == NULL)
559                         Con_Printf("Map %s could not be found or downloaded\n", cl.model_name[1]);
560
561                 // normal models
562                 for (i = 2;i < MAX_MODELS && cl.model_name[i][0];i++)
563                         if ((cl.model_precache[i] = Mod_ForName(cl.model_name[i], false, false, false))->Draw == NULL)
564                                 Con_Printf("Model %s could not be found or downloaded\n", cl.model_name[i]);
565
566                 // check memory integrity
567                 Mem_CheckSentinelsGlobal();
568
569                 // now that we have a world model, set up the world entity, renderer
570                 // modules and csqc
571                 CL_SetupWorldModel();
572
573                 // add pmodel/emodel CRCs to userinfo
574                 CL_SetInfo("pmodel", va("%i", FS_CRCFile("progs/player.mdl", NULL)), true, true, true, true);
575                 CL_SetInfo("emodel", va("%i", FS_CRCFile("progs/eyes.mdl", NULL)), true, true, true, true);
576
577                 // done checking sounds and models, send a prespawn command now
578                 MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
579                 MSG_WriteString(&cls.netcon->message, va("prespawn %i 0 %i", cl.qw_servercount, cl.model_precache[1]->brush.qw_md4sum2));
580
581                 if (cls.qw_downloadmemory)
582                 {
583                         Mem_Free(cls.qw_downloadmemory);
584                         cls.qw_downloadmemory = NULL;
585                 }
586
587                 // done loading
588                 cl.loadfinished = true;
589                 break;
590         case dl_sound:
591                 if (cls.qw_downloadnumber == 0)
592                 {
593                         Con_Printf("Checking sounds...\n");
594                         cls.qw_downloadnumber = 1;
595                 }
596
597                 for (;cl.sound_name[cls.qw_downloadnumber][0];cls.qw_downloadnumber++)
598                 {
599                         // check if we need to download the file, and return if so
600                         if (!QW_CL_CheckOrDownloadFile(va("sound/%s", cl.sound_name[cls.qw_downloadnumber])))
601                                 return;
602                 }
603
604                 cls.qw_downloadtype = dl_none;
605
606                 // load new sounds and unload old ones
607                 // FIXME: S_ServerSounds does not know about cl.sfx_ sounds
608                 S_ServerSounds(cl.sound_name, cls.qw_downloadnumber);
609
610                 // precache any sounds used by the client
611                 cl.sfx_wizhit = S_PrecacheSound(cl_sound_wizardhit.string, false, true);
612                 cl.sfx_knighthit = S_PrecacheSound(cl_sound_hknighthit.string, false, true);
613                 cl.sfx_tink1 = S_PrecacheSound(cl_sound_tink1.string, false, true);
614                 cl.sfx_ric1 = S_PrecacheSound(cl_sound_ric1.string, false, true);
615                 cl.sfx_ric2 = S_PrecacheSound(cl_sound_ric2.string, false, true);
616                 cl.sfx_ric3 = S_PrecacheSound(cl_sound_ric3.string, false, true);
617                 cl.sfx_r_exp3 = S_PrecacheSound(cl_sound_r_exp3.string, false, true);
618
619                 // sounds
620                 for (i = 1;i < MAX_SOUNDS && cl.sound_name[i][0];i++)
621                 {
622                         // Don't lock the sfx here, S_ServerSounds already did that
623                         cl.sound_precache[i] = S_PrecacheSound(cl.sound_name[i], true, false);
624                 }
625
626                 // check memory integrity
627                 Mem_CheckSentinelsGlobal();
628
629                 // done with sound downloads, next we check models
630                 MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
631                 MSG_WriteString(&cls.netcon->message, va("modellist %i %i", cl.qw_servercount, 0));
632                 break;
633         case dl_none:
634         default:
635                 Con_Printf("Unknown download type.\n");
636         }
637 }
638
639 static void QW_CL_ParseDownload(void)
640 {
641         int size = (signed short)MSG_ReadShort();
642         int percent = MSG_ReadByte();
643
644         //Con_Printf("download %i %i%% (%i/%i)\n", size, percent, cls.qw_downloadmemorycursize, cls.qw_downloadmemorymaxsize);
645
646         // skip the download fragment if playing a demo
647         if (!cls.netcon)
648         {
649                 if (size > 0)
650                         msg_readcount += size;
651                 return;
652         }
653
654         if (size == -1)
655         {
656                 Con_Printf("File not found.\n");
657                 QW_CL_RequestNextDownload();
658                 return;
659         }
660
661         if (msg_readcount + (unsigned short)size > net_message.cursize)
662                 Host_Error("corrupt download message\n");
663
664         // make sure the buffer is big enough to include this new fragment
665         if (!cls.qw_downloadmemory || cls.qw_downloadmemorymaxsize < cls.qw_downloadmemorycursize + size)
666         {
667                 unsigned char *old;
668                 while (cls.qw_downloadmemorymaxsize < cls.qw_downloadmemorycursize + size)
669                         cls.qw_downloadmemorymaxsize *= 2;
670                 old = cls.qw_downloadmemory;
671                 cls.qw_downloadmemory = (unsigned char *)Mem_Alloc(cls.permanentmempool, cls.qw_downloadmemorymaxsize);
672                 if (old)
673                 {
674                         memcpy(cls.qw_downloadmemory, old, cls.qw_downloadmemorycursize);
675                         Mem_Free(old);
676                 }
677         }
678
679         // read the fragment out of the packet
680         MSG_ReadBytes(size, cls.qw_downloadmemory + cls.qw_downloadmemorycursize);
681         cls.qw_downloadmemorycursize += size;
682         cls.qw_downloadspeedcount += size;
683
684         cls.qw_downloadpercent = percent;
685
686         if (percent != 100)
687         {
688                 // request next fragment
689                 MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
690                 MSG_WriteString(&cls.netcon->message, "nextdl");
691         }
692         else
693         {
694                 // finished file
695                 Con_Printf("Downloaded \"%s\"\n", cls.qw_downloadname);
696
697                 FS_WriteFile(cls.qw_downloadname, cls.qw_downloadmemory, cls.qw_downloadmemorycursize);
698
699                 cls.qw_downloadpercent = 0;
700
701                 // start downloading the next file (or join the game)
702                 QW_CL_RequestNextDownload();
703         }
704 }
705
706 static void QW_CL_ParseModelList(void)
707 {
708         int n;
709         int nummodels = MSG_ReadByte();
710         char *str;
711
712         // parse model precache list
713         for (;;)
714         {
715                 str = MSG_ReadString();
716                 if (!str[0])
717                         break;
718                 nummodels++;
719                 if (nummodels==MAX_MODELS)
720                         Host_Error("Server sent too many model precaches");
721                 if (strlen(str) >= MAX_QPATH)
722                         Host_Error("Server sent a precache name of %i characters (max %i)", (int)strlen(str), MAX_QPATH - 1);
723                 strlcpy(cl.model_name[nummodels], str, sizeof (cl.model_name[nummodels]));
724         }
725
726         n = MSG_ReadByte();
727         if (n)
728         {
729                 MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
730                 MSG_WriteString(&cls.netcon->message, va("modellist %i %i", cl.qw_servercount, n));
731                 return;
732         }
733
734         cls.signon = 2;
735         cls.qw_downloadnumber = 0;
736         cls.qw_downloadtype = dl_model;
737         QW_CL_RequestNextDownload();
738 }
739
740 static void QW_CL_ParseSoundList(void)
741 {
742         int n;
743         int numsounds = MSG_ReadByte();
744         char *str;
745
746         // parse sound precache list
747         for (;;)
748         {
749                 str = MSG_ReadString();
750                 if (!str[0])
751                         break;
752                 numsounds++;
753                 if (numsounds==MAX_SOUNDS)
754                         Host_Error("Server sent too many sound precaches");
755                 if (strlen(str) >= MAX_QPATH)
756                         Host_Error("Server sent a precache name of %i characters (max %i)", (int)strlen(str), MAX_QPATH - 1);
757                 strlcpy(cl.sound_name[numsounds], str, sizeof (cl.sound_name[numsounds]));
758         }
759
760         n = MSG_ReadByte();
761
762         if (n)
763         {
764                 MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
765                 MSG_WriteString(&cls.netcon->message, va("soundlist %i %i", cl.qw_servercount, n));
766                 return;
767         }
768
769         cls.signon = 2;
770         cls.qw_downloadnumber = 0;
771         cls.qw_downloadtype = dl_sound;
772         QW_CL_RequestNextDownload();
773 }
774
775 static void QW_CL_Skins_f(void)
776 {
777         cls.qw_downloadnumber = 0;
778         cls.qw_downloadtype = dl_skin;
779         QW_CL_RequestNextDownload();
780 }
781
782 static void QW_CL_Changing_f(void)
783 {
784         if (cls.qw_downloadmemory)  // don't change when downloading
785                 return;
786
787         S_StopAllSounds();
788         cl.intermission = 0;
789         cls.signon = 1; // not active anymore, but not disconnected
790         Con_Printf("\nChanging map...\n");
791 }
792
793 void QW_CL_NextUpload(void)
794 {
795         int r, percent, size;
796
797         if (!cls.qw_uploaddata)
798                 return;
799
800         r = cls.qw_uploadsize - cls.qw_uploadpos;
801         if (r > 768)
802                 r = 768;
803         size = min(1, cls.qw_uploadsize);
804         percent = (cls.qw_uploadpos+r)*100/size;
805
806         MSG_WriteByte(&cls.netcon->message, qw_clc_upload);
807         MSG_WriteShort(&cls.netcon->message, r);
808         MSG_WriteByte(&cls.netcon->message, percent);
809         SZ_Write(&cls.netcon->message, cls.qw_uploaddata + cls.qw_uploadpos, r);
810
811         Con_DPrintf("UPLOAD: %6d: %d written\n", cls.qw_uploadpos, r);
812
813         cls.qw_uploadpos += r;
814
815         if (cls.qw_uploadpos < cls.qw_uploadsize)
816                 return;
817
818         Con_Printf("Upload completed\n");
819
820         QW_CL_StopUpload();
821 }
822
823 void QW_CL_StartUpload(unsigned char *data, int size)
824 {
825         // do nothing in demos or if not connected
826         if (!cls.netcon)
827                 return;
828
829         // abort existing upload if in progress
830         QW_CL_StopUpload();
831
832         Con_DPrintf("Starting upload of %d bytes...\n", size);
833
834         cls.qw_uploaddata = (unsigned char *)Mem_Alloc(cls.permanentmempool, size);
835         memcpy(cls.qw_uploaddata, data, size);
836         cls.qw_uploadsize = size;
837         cls.qw_uploadpos = 0;
838
839         QW_CL_NextUpload();
840 }
841
842 #if 0
843 qboolean QW_CL_IsUploading(void)
844 {
845         return cls.qw_uploaddata != NULL;
846 }
847 #endif
848
849 void QW_CL_StopUpload(void)
850 {
851         if (cls.qw_uploaddata)
852                 Mem_Free(cls.qw_uploaddata);
853         cls.qw_uploaddata = NULL;
854         cls.qw_uploadsize = 0;
855         cls.qw_uploadpos = 0;
856 }
857
858 static void QW_CL_ProcessUserInfo(int slot)
859 {
860         int topcolor, bottomcolor;
861         char temp[2048];
862         InfoString_GetValue(cl.scores[slot].qw_userinfo, "name", cl.scores[slot].name, sizeof(cl.scores[slot].name));
863         InfoString_GetValue(cl.scores[slot].qw_userinfo, "topcolor", temp, sizeof(temp));topcolor = atoi(temp);
864         InfoString_GetValue(cl.scores[slot].qw_userinfo, "bottomcolor", temp, sizeof(temp));bottomcolor = atoi(temp);
865         cl.scores[slot].colors = topcolor * 16 + bottomcolor;
866         InfoString_GetValue(cl.scores[slot].qw_userinfo, "*spectator", temp, sizeof(temp));
867         cl.scores[slot].qw_spectator = temp[0] != 0;
868         InfoString_GetValue(cl.scores[slot].qw_userinfo, "team", cl.scores[slot].qw_team, sizeof(cl.scores[slot].qw_team));
869         InfoString_GetValue(cl.scores[slot].qw_userinfo, "skin", cl.scores[slot].qw_skin, sizeof(cl.scores[slot].qw_skin));
870         if (!cl.scores[slot].qw_skin[0])
871                 strlcpy(cl.scores[slot].qw_skin, "base", sizeof(cl.scores[slot].qw_skin));
872         // TODO: skin cache
873 }
874
875 static void QW_CL_UpdateUserInfo(void)
876 {
877         int slot;
878         slot = MSG_ReadByte();
879         if (slot >= cl.maxclients)
880         {
881                 Con_Printf("svc_updateuserinfo >= cl.maxclients\n");
882                 MSG_ReadLong();
883                 MSG_ReadString();
884                 return;
885         }
886         cl.scores[slot].qw_userid = MSG_ReadLong();
887         strlcpy(cl.scores[slot].qw_userinfo, MSG_ReadString(), sizeof(cl.scores[slot].qw_userinfo));
888
889         QW_CL_ProcessUserInfo(slot);
890 }
891
892 static void QW_CL_SetInfo(void)
893 {
894         int slot;
895         char key[2048];
896         char value[2048];
897         slot = MSG_ReadByte();
898         strlcpy(key, MSG_ReadString(), sizeof(key));
899         strlcpy(value, MSG_ReadString(), sizeof(value));
900         if (slot >= cl.maxclients)
901         {
902                 Con_Printf("svc_setinfo >= cl.maxclients\n");
903                 return;
904         }
905         InfoString_SetValue(cl.scores[slot].qw_userinfo, sizeof(cl.scores[slot].qw_userinfo), key, value);
906
907         QW_CL_ProcessUserInfo(slot);
908 }
909
910 static void QW_CL_ServerInfo(void)
911 {
912         char key[2048];
913         char value[2048];
914         char temp[32];
915         strlcpy(key, MSG_ReadString(), sizeof(key));
916         strlcpy(value, MSG_ReadString(), sizeof(value));
917         Con_DPrintf("SERVERINFO: %s=%s\n", key, value);
918         InfoString_SetValue(cl.qw_serverinfo, sizeof(cl.qw_serverinfo), key, value);
919         InfoString_GetValue(cl.qw_serverinfo, "teamplay", temp, sizeof(temp));
920         cl.qw_teamplay = atoi(temp);
921 }
922
923 static void QW_CL_ParseNails(void)
924 {
925         int i, j;
926         int numnails = MSG_ReadByte();
927         vec_t *v;
928         unsigned char bits[6];
929         for (i = 0;i < numnails;i++)
930         {
931                 for (j = 0;j < 6;j++)
932                         bits[j] = MSG_ReadByte();
933                 if (cl.qw_num_nails > 255)
934                         continue;
935                 v = cl.qw_nails[cl.qw_num_nails++];
936                 v[0] = ( ( bits[0] + ((bits[1]&15)<<8) ) <<1) - 4096;
937                 v[1] = ( ( (bits[1]>>4) + (bits[2]<<4) ) <<1) - 4096;
938                 v[2] = ( ( bits[3] + ((bits[4]&15)<<8) ) <<1) - 4096;
939                 v[3] = -360*(bits[4]>>4)/16;
940                 v[4] = 360*bits[5]/256;
941                 v[5] = 0;
942         }
943 }
944
945 static void CL_UpdateItemsAndWeapon(void)
946 {
947         int j;
948         // check for important changes
949
950         // set flash times
951         if (cl.olditems != cl.stats[STAT_ITEMS])
952                 for (j = 0;j < 32;j++)
953                         if ((cl.stats[STAT_ITEMS] & (1<<j)) && !(cl.olditems & (1<<j)))
954                                 cl.item_gettime[j] = cl.time;
955         cl.olditems = cl.stats[STAT_ITEMS];
956
957         // GAME_NEXUIZ hud needs weapon change time
958         if (cl.activeweapon != cl.stats[STAT_ACTIVEWEAPON])
959                 cl.weapontime = cl.time;
960         cl.activeweapon = cl.stats[STAT_ACTIVEWEAPON];
961 }
962
963 void CL_BeginDownloads(qboolean aborteddownload)
964 {
965         // quakeworld works differently
966         if (cls.protocol == PROTOCOL_QUAKEWORLD)
967                 return;
968
969         // this would be a good place to do curl downloads
970         if(Curl_Have_forthismap())
971         {
972                 Curl_Register_predownload(); // come back later
973                 return;
974         }
975
976         // if we got here...
977         // curl is done, so let's start with the business
978         cl.loadbegun = true;
979
980         // if already downloading something from the previous level, don't stop it
981         if (cls.qw_downloadname[0])
982                 return;
983
984         if (cl.downloadcsqc)
985         {
986                 size_t progsize;
987                 cl.downloadcsqc = false;
988                 if (cls.netcon
989                  && !sv.active
990                  && csqc_progname.string
991                  && csqc_progname.string[0]
992                  && csqc_progcrc.integer >= 0
993                  && cl_serverextension_download.integer
994                  && (FS_CRCFile(csqc_progname.string, &progsize) != csqc_progcrc.integer || ((int)progsize != csqc_progsize.integer && csqc_progsize.integer != -1))
995                  && !FS_FileExists(va("dlcache/%s.%i.%i", csqc_progname.string, csqc_progsize.integer, csqc_progcrc.integer)))
996                 {
997                         Con_Printf("Downloading new CSQC code to dlcache/%s.%i.%i\n", csqc_progname.string, csqc_progsize.integer, csqc_progcrc.integer);
998                         if(cl_serverextension_download.integer == 2 && FS_HasZlib())
999                                 Cmd_ForwardStringToServer(va("download %s deflate", csqc_progname.string));
1000                         else
1001                                 Cmd_ForwardStringToServer(va("download %s", csqc_progname.string));
1002                         return;
1003                 }
1004         }
1005
1006         if (cl.loadmodel_current < cl.loadmodel_total)
1007         {
1008                 // loading models
1009
1010                 for (;cl.loadmodel_current < cl.loadmodel_total;cl.loadmodel_current++)
1011                 {
1012                         if (cl.model_precache[cl.loadmodel_current] && cl.model_precache[cl.loadmodel_current]->Draw)
1013                                 continue;
1014                         if (cls.signon < SIGNONS)
1015                                 CL_KeepaliveMessage(true);
1016                         cl.model_precache[cl.loadmodel_current] = Mod_ForName(cl.model_name[cl.loadmodel_current], false, false, cl.loadmodel_current == 1);
1017                         if (cl.model_precache[cl.loadmodel_current] && cl.model_precache[cl.loadmodel_current]->Draw && cl.loadmodel_current == 1)
1018                         {
1019                                 // we now have the worldmodel so we can set up the game world
1020                                 CL_SetupWorldModel();
1021                                 if (!cl.loadfinished && cl_joinbeforedownloadsfinish.integer)
1022                                 {
1023                                         cl.loadfinished = true;
1024                                         // now issue the spawn to move on to signon 2 like normal
1025                                         if (cls.netcon)
1026                                                 Cmd_ForwardStringToServer("prespawn");
1027                                 }
1028                         }
1029                 }
1030
1031                 // finished loading models
1032         }
1033
1034         if (cl.loadsound_current < cl.loadsound_total)
1035         {
1036                 // loading sounds
1037
1038                 for (;cl.loadsound_current < cl.loadsound_total;cl.loadsound_current++)
1039                 {
1040                         if (cl.sound_precache[cl.loadsound_current] && S_IsSoundPrecached(cl.sound_precache[cl.loadsound_current]))
1041                                 continue;
1042                         if (cls.signon < SIGNONS)
1043                                 CL_KeepaliveMessage(true);
1044                         // Don't lock the sfx here, S_ServerSounds already did that
1045                         cl.sound_precache[cl.loadsound_current] = S_PrecacheSound(cl.sound_name[cl.loadsound_current], false, false);
1046                 }
1047
1048                 // finished loading sounds
1049         }
1050
1051         if(gamemode == GAME_NEXUIZ)
1052                 Cvar_SetValueQuick(&cl_serverextension_download, false);
1053                 // in Nexuiz, the built in download protocol is kinda broken (misses lots
1054                 // of dependencies) anyway, and can mess around with the game directory;
1055                 // until this is fixed, only support pk3 downloads via curl, and turn off
1056                 // individual file downloads other than for CSQC
1057                 // on the other end of the download protocol, GAME_NEXUIZ enforces writing
1058                 // to dlcache only
1059                 // idea: support download of pk3 files using this protocol later
1060
1061         // note: the reason these loops skip already-loaded things is that it
1062         // enables this command to be issued during the game if desired
1063
1064         if (cl.downloadmodel_current < cl.loadmodel_total)
1065         {
1066                 // loading models
1067
1068                 for (;cl.downloadmodel_current < cl.loadmodel_total;cl.downloadmodel_current++)
1069                 {
1070                         if (aborteddownload)
1071                         {
1072                                 if (cl.downloadmodel_current == 1)
1073                                 {
1074                                         // the worldmodel failed, but we need to set up anyway
1075                                         CL_SetupWorldModel();
1076                                         if (!cl.loadfinished && cl_joinbeforedownloadsfinish.integer)
1077                                         {
1078                                                 cl.loadfinished = true;
1079                                                 // now issue the spawn to move on to signon 2 like normal
1080                                                 if (cls.netcon)
1081                                                         Cmd_ForwardStringToServer("prespawn");
1082                                         }
1083                                 }
1084                                 aborteddownload = false;
1085                                 continue;
1086                         }
1087                         if (cl.model_precache[cl.downloadmodel_current] && cl.model_precache[cl.downloadmodel_current]->Draw)
1088                                 continue;
1089                         if (cls.signon < SIGNONS)
1090                                 CL_KeepaliveMessage(true);
1091                         if (strcmp(cl.model_name[cl.downloadmodel_current], "null") && !FS_FileExists(cl.model_name[cl.downloadmodel_current]))
1092                         {
1093                                 if (cl.downloadmodel_current == 1)
1094                                         Con_Printf("Map %s not found\n", cl.model_name[cl.downloadmodel_current]);
1095                                 else
1096                                         Con_Printf("Model %s not found\n", cl.model_name[cl.downloadmodel_current]);
1097                                 // regarding the * check: don't try to download submodels
1098                                 if (cl_serverextension_download.integer && cls.netcon && cl.model_name[cl.downloadmodel_current][0] != '*' && !sv.active)
1099                                 {
1100                                         Cmd_ForwardStringToServer(va("download %s", cl.model_name[cl.downloadmodel_current]));
1101                                         // we'll try loading again when the download finishes
1102                                         return;
1103                                 }
1104                         }
1105                         cl.model_precache[cl.downloadmodel_current] = Mod_ForName(cl.model_name[cl.downloadmodel_current], false, false, cl.downloadmodel_current == 1);
1106                         if (cl.downloadmodel_current == 1)
1107                         {
1108                                 // we now have the worldmodel so we can set up the game world
1109                                 // or maybe we do not have it (cl_serverextension_download 0)
1110                                 // then we need to continue loading ANYWAY!
1111                                 CL_SetupWorldModel();
1112                                 if (!cl.loadfinished && cl_joinbeforedownloadsfinish.integer)
1113                                 {
1114                                         cl.loadfinished = true;
1115                                         // now issue the spawn to move on to signon 2 like normal
1116                                         if (cls.netcon)
1117                                                 Cmd_ForwardStringToServer("prespawn");
1118                                 }
1119                         }
1120                 }
1121
1122                 // finished loading models
1123         }
1124
1125         if (cl.downloadsound_current < cl.loadsound_total)
1126         {
1127                 // loading sounds
1128
1129                 for (;cl.downloadsound_current < cl.loadsound_total;cl.downloadsound_current++)
1130                 {
1131                         char soundname[MAX_QPATH];
1132                         if (aborteddownload)
1133                         {
1134                                 aborteddownload = false;
1135                                 continue;
1136                         }
1137                         if (cl.sound_precache[cl.downloadsound_current] && S_IsSoundPrecached(cl.sound_precache[cl.downloadsound_current]))
1138                                 continue;
1139                         if (cls.signon < SIGNONS)
1140                                 CL_KeepaliveMessage(true);
1141                         dpsnprintf(soundname, sizeof(soundname), "sound/%s", cl.sound_name[cl.downloadsound_current]);
1142                         if (!FS_FileExists(soundname) && !FS_FileExists(cl.sound_name[cl.downloadsound_current]))
1143                         {
1144                                 Con_Printf("Sound %s not found\n", soundname);
1145                                 if (cl_serverextension_download.integer && cls.netcon && !sv.active)
1146                                 {
1147                                         Cmd_ForwardStringToServer(va("download %s", soundname));
1148                                         // we'll try loading again when the download finishes
1149                                         return;
1150                                 }
1151                         }
1152                         // Don't lock the sfx here, S_ServerSounds already did that
1153                         cl.sound_precache[cl.downloadsound_current] = S_PrecacheSound(cl.sound_name[cl.downloadsound_current], false, false);
1154                 }
1155
1156                 // finished loading sounds
1157         }
1158
1159         if (!cl.loadfinished)
1160         {
1161                 cl.loadfinished = true;
1162
1163                 // check memory integrity
1164                 Mem_CheckSentinelsGlobal();
1165
1166                 // now issue the spawn to move on to signon 2 like normal
1167                 if (cls.netcon)
1168                         Cmd_ForwardStringToServer("prespawn");
1169         }
1170 }
1171
1172 void CL_BeginDownloads_f(void)
1173 {
1174         // prevent cl_begindownloads from being issued multiple times in one match
1175         // to prevent accidentally cancelled downloads
1176         if(cl.loadbegun)
1177                 Con_Printf("cl_begindownloads is only valid once per match\n");
1178         else
1179                 CL_BeginDownloads(false);
1180 }
1181
1182 void CL_StopDownload(int size, int crc)
1183 {
1184         if (cls.qw_downloadmemory && cls.qw_downloadmemorycursize == size && CRC_Block(cls.qw_downloadmemory, cls.qw_downloadmemorycursize) == crc)
1185         {
1186                 int existingcrc;
1187                 size_t existingsize;
1188                 const char *extension;
1189
1190                 if(cls.qw_download_deflate)
1191                 {
1192                         unsigned char *out;
1193                         size_t inflated_size;
1194                         out = FS_Inflate(cls.qw_downloadmemory, cls.qw_downloadmemorycursize, &inflated_size, tempmempool);
1195                         Mem_Free(cls.qw_downloadmemory);
1196                         Con_Printf("Inflated download: new size: %u (%g%%)\n", (unsigned)inflated_size, 100.0 - 100.0*(cls.qw_downloadmemorycursize / (float)inflated_size));
1197                         cls.qw_downloadmemory = out;
1198                         cls.qw_downloadmemorycursize = inflated_size;
1199                 }
1200
1201                 if(!cls.qw_downloadmemory)
1202                 {
1203                         Con_Printf("Download \"%s\" is corrupt (see above!)\n", cls.qw_downloadname);
1204                 }
1205                 else
1206                 {
1207                         crc = CRC_Block(cls.qw_downloadmemory, cls.qw_downloadmemorycursize);
1208                         size = cls.qw_downloadmemorycursize;
1209                         // finished file
1210                         // save to disk only if we don't already have it
1211                         // (this is mainly for playing back demos)
1212                         existingcrc = FS_CRCFile(cls.qw_downloadname, &existingsize);
1213                         if (existingsize || gamemode == GAME_NEXUIZ || !strcmp(cls.qw_downloadname, csqc_progname.string))
1214                                 // let csprogs ALWAYS go to dlcache, to prevent "viral csprogs"; also, never put files outside dlcache for Nexuiz
1215                         {
1216                                 if ((int)existingsize != size || existingcrc != crc)
1217                                 {
1218                                         // we have a mismatching file, pick another name for it
1219                                         char name[MAX_QPATH*2];
1220                                         dpsnprintf(name, sizeof(name), "dlcache/%s.%i.%i", cls.qw_downloadname, size, crc);
1221                                         if (!FS_FileExists(name))
1222                                         {
1223                                                 Con_Printf("Downloaded \"%s\" (%i bytes, %i CRC)\n", name, size, crc);
1224                                                 FS_WriteFile(name, cls.qw_downloadmemory, cls.qw_downloadmemorycursize);
1225                                         }
1226                                 }
1227                         }
1228                         else
1229                         {
1230                                 // we either don't have it or have a mismatching file...
1231                                 // so it's time to accept the file
1232                                 // but if we already have a mismatching file we need to rename
1233                                 // this new one, and if we already have this file in renamed form,
1234                                 // we do nothing
1235                                 Con_Printf("Downloaded \"%s\" (%i bytes, %i CRC)\n", cls.qw_downloadname, size, crc);
1236                                 FS_WriteFile(cls.qw_downloadname, cls.qw_downloadmemory, cls.qw_downloadmemorycursize);
1237                                 extension = FS_FileExtension(cls.qw_downloadname);
1238                                 if (!strcasecmp(extension, "pak") || !strcasecmp(extension, "pk3"))
1239                                         FS_Rescan();
1240                         }
1241                 }
1242         }
1243         else if (cls.qw_downloadmemory && size)
1244         {
1245                 Con_Printf("Download \"%s\" is corrupt (%i bytes, %i CRC, should be %i bytes, %i CRC), discarding\n", cls.qw_downloadname, size, crc, (int)cls.qw_downloadmemorycursize, (int)CRC_Block(cls.qw_downloadmemory, cls.qw_downloadmemorycursize));
1246                 CL_BeginDownloads(true);
1247         }
1248
1249         if (cls.qw_downloadmemory)
1250                 Mem_Free(cls.qw_downloadmemory);
1251         cls.qw_downloadmemory = NULL;
1252         cls.qw_downloadname[0] = 0;
1253         cls.qw_downloadmemorymaxsize = 0;
1254         cls.qw_downloadmemorycursize = 0;
1255         cls.qw_downloadpercent = 0;
1256 }
1257
1258 void CL_ParseDownload(void)
1259 {
1260         int i, start, size;
1261         unsigned char data[65536];
1262         start = MSG_ReadLong();
1263         size = (unsigned short)MSG_ReadShort();
1264
1265         // record the start/size information to ack in the next input packet
1266         for (i = 0;i < CL_MAX_DOWNLOADACKS;i++)
1267         {
1268                 if (!cls.dp_downloadack[i].start && !cls.dp_downloadack[i].size)
1269                 {
1270                         cls.dp_downloadack[i].start = start;
1271                         cls.dp_downloadack[i].size = size;
1272                         break;
1273                 }
1274         }
1275
1276         MSG_ReadBytes(size, data);
1277
1278         if (!cls.qw_downloadname[0])
1279         {
1280                 if (size > 0)
1281                         Con_Printf("CL_ParseDownload: received %i bytes with no download active\n", size);
1282                 return;
1283         }
1284
1285         if (start + size > cls.qw_downloadmemorymaxsize)
1286                 Host_Error("corrupt download message\n");
1287
1288         // only advance cursize if the data is at the expected position
1289         // (gaps are unacceptable)
1290         memcpy(cls.qw_downloadmemory + start, data, size);
1291         cls.qw_downloadmemorycursize = start + size;
1292         cls.qw_downloadpercent = (int)floor((start+size) * 100.0 / cls.qw_downloadmemorymaxsize);
1293         cls.qw_downloadpercent = bound(0, cls.qw_downloadpercent, 100);
1294         cls.qw_downloadspeedcount += size;
1295 }
1296
1297 void CL_DownloadBegin_f(void)
1298 {
1299         int size = atoi(Cmd_Argv(1));
1300
1301         if (size < 0 || size > 1<<30 || FS_CheckNastyPath(Cmd_Argv(2), false))
1302         {
1303                 Con_Printf("cl_downloadbegin: received bogus information\n");
1304                 CL_StopDownload(0, 0);
1305                 return;
1306         }
1307
1308         if (cls.qw_downloadname[0])
1309                 Con_Printf("Download of %s aborted\n", cls.qw_downloadname);
1310
1311         CL_StopDownload(0, 0);
1312
1313         // we're really beginning a download now, so initialize stuff
1314         strlcpy(cls.qw_downloadname, Cmd_Argv(2), sizeof(cls.qw_downloadname));
1315         cls.qw_downloadmemorymaxsize = size;
1316         cls.qw_downloadmemory = (unsigned char *) Mem_Alloc(cls.permanentmempool, cls.qw_downloadmemorymaxsize);
1317         cls.qw_downloadnumber++;
1318
1319         cls.qw_download_deflate = false;
1320         if(Cmd_Argc() >= 4)
1321         {
1322                 if(!strcmp(Cmd_Argv(3), "deflate"))
1323                         cls.qw_download_deflate = true;
1324                 // check further encodings here
1325         }
1326
1327         Cmd_ForwardStringToServer("sv_startdownload");
1328 }
1329
1330 void CL_StopDownload_f(void)
1331 {
1332         Curl_CancelAll();
1333         if (cls.qw_downloadname[0])
1334         {
1335                 Con_Printf("Download of %s aborted\n", cls.qw_downloadname);
1336                 CL_StopDownload(0, 0);
1337         }
1338         CL_BeginDownloads(true);
1339 }
1340
1341 void CL_DownloadFinished_f(void)
1342 {
1343         if (Cmd_Argc() < 3)
1344         {
1345                 Con_Printf("Malformed cl_downloadfinished command\n");
1346                 return;
1347         }
1348         CL_StopDownload(atoi(Cmd_Argv(1)), atoi(Cmd_Argv(2)));
1349         CL_BeginDownloads(false);
1350 }
1351
1352 static void CL_SendPlayerInfo(void)
1353 {
1354         MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1355         MSG_WriteString (&cls.netcon->message, va("name \"%s\"", cl_name.string));
1356
1357         MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1358         MSG_WriteString (&cls.netcon->message, va("color %i %i", cl_color.integer >> 4, cl_color.integer & 15));
1359
1360         MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1361         MSG_WriteString (&cls.netcon->message, va("rate %i", cl_rate.integer));
1362
1363         if (cl_pmodel.integer)
1364         {
1365                 MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1366                 MSG_WriteString (&cls.netcon->message, va("pmodel %i", cl_pmodel.integer));
1367         }
1368         if (*cl_playermodel.string)
1369         {
1370                 MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1371                 MSG_WriteString (&cls.netcon->message, va("playermodel %s", cl_playermodel.string));
1372         }
1373         if (*cl_playerskin.string)
1374         {
1375                 MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1376                 MSG_WriteString (&cls.netcon->message, va("playerskin %s", cl_playerskin.string));
1377         }
1378 }
1379
1380 /*
1381 =====================
1382 CL_SignonReply
1383
1384 An svc_signonnum has been received, perform a client side setup
1385 =====================
1386 */
1387 static void CL_SignonReply (void)
1388 {
1389         if (developer.integer >= 100)
1390                 Con_Printf("CL_SignonReply: %i\n", cls.signon);
1391
1392         switch (cls.signon)
1393         {
1394         case 1:
1395                 if (cls.netcon)
1396                 {
1397                         // send player info before we begin downloads
1398                         // (so that the server can see the player name while downloading)
1399                         CL_SendPlayerInfo();
1400
1401                         // execute cl_begindownloads next frame
1402                         // (after any commands added by svc_stufftext have been executed)
1403                         // when done with downloads the "prespawn" will be sent
1404                         Cbuf_AddText("\ncl_begindownloads\n");
1405
1406                         //MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1407                         //MSG_WriteString (&cls.netcon->message, "prespawn");
1408                 }
1409                 else // playing a demo...  make sure loading occurs as soon as possible
1410                         CL_BeginDownloads(false);
1411                 break;
1412
1413         case 2:
1414                 if (cls.netcon)
1415                 {
1416                         // LordHavoc: quake sent the player info here but due to downloads
1417                         // it is sent earlier instead
1418                         // CL_SendPlayerInfo();
1419
1420                         // LordHavoc: changed to begin a loading stage and issue this when done
1421                         MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1422                         MSG_WriteString (&cls.netcon->message, "spawn");
1423                 }
1424                 break;
1425
1426         case 3:
1427                 if (cls.netcon)
1428                 {
1429                         MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1430                         MSG_WriteString (&cls.netcon->message, "begin");
1431                 }
1432                 break;
1433
1434         case 4:
1435                 Con_ClearNotify();
1436                 if (COM_CheckParm("-profilegameonly"))
1437                         Sys_AllowProfiling(true);
1438                 break;
1439         }
1440 }
1441
1442 /*
1443 ==================
1444 CL_ParseServerInfo
1445 ==================
1446 */
1447 void CL_ParseServerInfo (void)
1448 {
1449         char *str;
1450         int i;
1451         protocolversion_t protocol;
1452         int nummodels, numsounds;
1453
1454         Con_DPrint("Serverinfo packet received.\n");
1455
1456         // if server is active, we already began a loading plaque
1457         if (!sv.active)
1458         {
1459                 SCR_BeginLoadingPlaque();
1460                 S_StopAllSounds();
1461         }
1462
1463         // check memory integrity
1464         Mem_CheckSentinelsGlobal();
1465
1466         // clear cl_serverextension cvars
1467         Cvar_SetValueQuick(&cl_serverextension_download, 0);
1468
1469 //
1470 // wipe the client_state_t struct
1471 //
1472         CL_ClearState ();
1473
1474 // parse protocol version number
1475         i = MSG_ReadLong ();
1476         protocol = Protocol_EnumForNumber(i);
1477         if (protocol == PROTOCOL_UNKNOWN)
1478         {
1479                 Host_Error("CL_ParseServerInfo: Server is unrecognized protocol number (%i)", i);
1480                 return;
1481         }
1482         // hack for unmarked Nehahra movie demos which had a custom protocol
1483         if (protocol == PROTOCOL_QUAKEDP && cls.demoplayback && demo_nehahra.integer)
1484                 protocol = PROTOCOL_NEHAHRAMOVIE;
1485         cls.protocol = protocol;
1486         Con_DPrintf("Server protocol is %s\n", Protocol_NameForEnum(cls.protocol));
1487
1488         cl.num_entities = 1;
1489
1490         if (protocol == PROTOCOL_QUAKEWORLD)
1491         {
1492                 char gamedir[1][MAX_QPATH];
1493
1494                 cl.qw_servercount = MSG_ReadLong();
1495
1496                 str = MSG_ReadString();
1497                 Con_Printf("server gamedir is %s\n", str);
1498                 strlcpy(gamedir[0], str, sizeof(gamedir[0]));
1499
1500                 // change gamedir if needed
1501                 if (!FS_ChangeGameDirs(1, gamedir, true, false))
1502                         Host_Error("CL_ParseServerInfo: unable to switch to server specified gamedir");
1503
1504                 cl.gametype = GAME_DEATHMATCH;
1505                 cl.maxclients = 32;
1506
1507                 // parse player number
1508                 i = MSG_ReadByte();
1509                 // cl.qw_spectator is an unneeded flag, cl.scores[cl.playerentity].qw_spectator works better (it can be updated by the server during the game)
1510                 //cl.qw_spectator = (i & 128) != 0;
1511                 cl.realplayerentity = cl.playerentity = cl.viewentity = (i & 127) + 1;
1512                 cl.scores = (scoreboard_t *)Mem_Alloc(cls.levelmempool, cl.maxclients*sizeof(*cl.scores));
1513
1514                 // get the full level name
1515                 str = MSG_ReadString ();
1516                 strlcpy (cl.levelname, str, sizeof(cl.levelname));
1517
1518                 // get the movevars that are defined in the qw protocol
1519                 cl.movevars_gravity            = MSG_ReadFloat();
1520                 cl.movevars_stopspeed          = MSG_ReadFloat();
1521                 cl.movevars_maxspeed           = MSG_ReadFloat();
1522                 cl.movevars_spectatormaxspeed  = MSG_ReadFloat();
1523                 cl.movevars_accelerate         = MSG_ReadFloat();
1524                 cl.movevars_airaccelerate      = MSG_ReadFloat();
1525                 cl.movevars_wateraccelerate    = MSG_ReadFloat();
1526                 cl.movevars_friction           = MSG_ReadFloat();
1527                 cl.movevars_waterfriction      = MSG_ReadFloat();
1528                 cl.movevars_entgravity         = MSG_ReadFloat();
1529
1530                 // other movevars not in the protocol...
1531                 cl.movevars_wallfriction = 0;
1532                 cl.movevars_timescale = 1;
1533                 cl.movevars_jumpvelocity = 270;
1534                 cl.movevars_edgefriction = 1;
1535                 cl.movevars_maxairspeed = 30;
1536                 cl.movevars_stepheight = 18;
1537                 cl.movevars_airaccel_qw = 1;
1538                 cl.movevars_airaccel_sideways_friction = 0;
1539
1540                 // seperate the printfs so the server message can have a color
1541                 Con_Printf("\n\n\35\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\37\n\n\2%s\n", str);
1542
1543                 // check memory integrity
1544                 Mem_CheckSentinelsGlobal();
1545
1546                 if (cls.netcon)
1547                 {
1548                         MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
1549                         MSG_WriteString(&cls.netcon->message, va("soundlist %i %i", cl.qw_servercount, 0));
1550                 }
1551
1552                 cl.loadbegun = false;
1553                 cl.loadfinished = false;
1554
1555                 cls.state = ca_connected;
1556                 cls.signon = 1;
1557
1558                 // note: on QW protocol we can't set up the gameworld until after
1559                 // downloads finish...
1560                 // (we don't even know the name of the map yet)
1561         }
1562         else
1563         {
1564         // parse maxclients
1565                 cl.maxclients = MSG_ReadByte ();
1566                 if (cl.maxclients < 1 || cl.maxclients > MAX_SCOREBOARD)
1567                 {
1568                         Host_Error("Bad maxclients (%u) from server", cl.maxclients);
1569                         return;
1570                 }
1571                 cl.scores = (scoreboard_t *)Mem_Alloc(cls.levelmempool, cl.maxclients*sizeof(*cl.scores));
1572
1573         // parse gametype
1574                 cl.gametype = MSG_ReadByte ();
1575                 // the original id singleplayer demos are bugged and contain
1576                 // GAME_DEATHMATCH even for singleplayer
1577                 if (cl.maxclients == 1 && cls.protocol == PROTOCOL_QUAKE)
1578                         cl.gametype = GAME_COOP;
1579
1580         // parse signon message
1581                 str = MSG_ReadString ();
1582                 strlcpy (cl.levelname, str, sizeof(cl.levelname));
1583
1584         // seperate the printfs so the server message can have a color
1585                 if (cls.protocol != PROTOCOL_NEHAHRAMOVIE) // no messages when playing the Nehahra movie
1586                         Con_Printf("\n\n\35\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\37\n\n\2%s\n", str);
1587
1588                 // check memory integrity
1589                 Mem_CheckSentinelsGlobal();
1590
1591                 // parse model precache list
1592                 for (nummodels=1 ; ; nummodels++)
1593                 {
1594                         str = MSG_ReadString();
1595                         if (!str[0])
1596                                 break;
1597                         if (nummodels==MAX_MODELS)
1598                                 Host_Error ("Server sent too many model precaches");
1599                         if (strlen(str) >= MAX_QPATH)
1600                                 Host_Error ("Server sent a precache name of %i characters (max %i)", (int)strlen(str), MAX_QPATH - 1);
1601                         strlcpy (cl.model_name[nummodels], str, sizeof (cl.model_name[nummodels]));
1602                 }
1603                 // parse sound precache list
1604                 for (numsounds=1 ; ; numsounds++)
1605                 {
1606                         str = MSG_ReadString();
1607                         if (!str[0])
1608                                 break;
1609                         if (numsounds==MAX_SOUNDS)
1610                                 Host_Error("Server sent too many sound precaches");
1611                         if (strlen(str) >= MAX_QPATH)
1612                                 Host_Error("Server sent a precache name of %i characters (max %i)", (int)strlen(str), MAX_QPATH - 1);
1613                         strlcpy (cl.sound_name[numsounds], str, sizeof (cl.sound_name[numsounds]));
1614                 }
1615
1616                 // touch all of the precached models that are still loaded so we can free
1617                 // anything that isn't needed
1618                 if (!sv.active)
1619                         Mod_ClearUsed();
1620                 for (i = 1;i < nummodels;i++)
1621                         Mod_FindName(cl.model_name[i]);
1622                 // precache any models used by the client (this also marks them used)
1623                 cl.model_bolt = Mod_ForName("progs/bolt.mdl", false, false, false);
1624                 cl.model_bolt2 = Mod_ForName("progs/bolt2.mdl", false, false, false);
1625                 cl.model_bolt3 = Mod_ForName("progs/bolt3.mdl", false, false, false);
1626                 cl.model_beam = Mod_ForName("progs/beam.mdl", false, false, false);
1627                 Mod_PurgeUnused();
1628
1629                 // do the same for sounds
1630                 // FIXME: S_ServerSounds does not know about cl.sfx_ sounds
1631                 S_ServerSounds (cl.sound_name, numsounds);
1632
1633                 // precache any sounds used by the client
1634                 cl.sfx_wizhit = S_PrecacheSound(cl_sound_wizardhit.string, false, true);
1635                 cl.sfx_knighthit = S_PrecacheSound(cl_sound_hknighthit.string, false, true);
1636                 cl.sfx_tink1 = S_PrecacheSound(cl_sound_tink1.string, false, true);
1637                 cl.sfx_ric1 = S_PrecacheSound(cl_sound_ric1.string, false, true);
1638                 cl.sfx_ric2 = S_PrecacheSound(cl_sound_ric2.string, false, true);
1639                 cl.sfx_ric3 = S_PrecacheSound(cl_sound_ric3.string, false, true);
1640                 cl.sfx_r_exp3 = S_PrecacheSound(cl_sound_r_exp3.string, false, true);
1641
1642                 // now we try to load everything that is new
1643                 cl.loadmodel_current = 1;
1644                 cl.downloadmodel_current = 1;
1645                 cl.loadmodel_total = nummodels;
1646                 cl.loadsound_current = 1;
1647                 cl.downloadsound_current = 1;
1648                 cl.loadsound_total = numsounds;
1649                 cl.downloadcsqc = true;
1650                 cl.loadbegun = false;
1651                 cl.loadfinished = false;
1652                 cl.loadcsqc = true;
1653         }
1654
1655         // check memory integrity
1656         Mem_CheckSentinelsGlobal();
1657
1658 // if cl_autodemo is set, automatically start recording a demo if one isn't being recorded already
1659         if (cl_autodemo.integer && cls.netcon && cls.protocol != PROTOCOL_QUAKEWORLD)
1660         {
1661                 char demofile[MAX_OSPATH];
1662                 char levelname[MAX_QPATH];
1663
1664                 if (cls.demorecording)
1665                 {
1666                         // finish the previous level's demo file
1667                         CL_Stop_f();
1668                 }
1669
1670                 // start a new demo file
1671                 strlcpy(levelname, FS_FileWithoutPath(cl.model_name[1]), sizeof(levelname));
1672                 if (strrchr(levelname, '.'))
1673                         *(strrchr(levelname, '.')) = 0;
1674                 dpsnprintf (demofile, sizeof(demofile), "%s_%s.dem", Sys_TimeString (cl_autodemo_nameformat.string), levelname);
1675
1676                 Con_Printf ("Auto-recording to %s.\n", demofile);
1677
1678                 cls.demofile = FS_OpenRealFile(demofile, "wb", false);
1679                 if (cls.demofile)
1680                 {
1681                         cls.forcetrack = -1;
1682                         FS_Printf (cls.demofile, "%i\n", cls.forcetrack);
1683                         cls.demorecording = true;
1684                         strlcpy(cls.demoname, demofile, sizeof(cls.demoname));
1685                         cls.demo_lastcsprogssize = -1;
1686                         cls.demo_lastcsprogscrc = -1;
1687                 }
1688                 else
1689                         Con_Print ("ERROR: couldn't open.\n");
1690         }
1691 }
1692
1693 void CL_ValidateState(entity_state_t *s)
1694 {
1695         dp_model_t *model;
1696
1697         if (!s->active)
1698                 return;
1699
1700         if (s->modelindex >= MAX_MODELS)
1701                 Host_Error("CL_ValidateState: modelindex (%i) >= MAX_MODELS (%i)\n", s->modelindex, MAX_MODELS);
1702
1703         // these warnings are only warnings, no corrections are made to the state
1704         // because states are often copied for decoding, which otherwise would
1705         // propogate some of the corrections accidentally
1706         // (this used to happen, sometimes affecting skin and frame)
1707
1708         // colormap is client index + 1
1709         if (!(s->flags & RENDER_COLORMAPPED) && s->colormap > cl.maxclients)
1710                 Con_DPrintf("CL_ValidateState: colormap (%i) > cl.maxclients (%i)\n", s->colormap, cl.maxclients);
1711
1712         model = cl.model_precache[s->modelindex];
1713         if (model && model->type && s->frame >= model->numframes)
1714                 Con_DPrintf("CL_ValidateState: no such frame %i in \"%s\" (which has %i frames)\n", s->frame, model->name, model->numframes);
1715         if (model && model->type && s->skin > 0 && s->skin >= model->numskins && !(s->lightpflags & PFLAGS_FULLDYNAMIC))
1716                 Con_DPrintf("CL_ValidateState: no such skin %i in \"%s\" (which has %i skins)\n", s->skin, model->name, model->numskins);
1717 }
1718
1719 void CL_MoveLerpEntityStates(entity_t *ent)
1720 {
1721         float odelta[3], adelta[3];
1722         VectorSubtract(ent->state_current.origin, ent->persistent.neworigin, odelta);
1723         VectorSubtract(ent->state_current.angles, ent->persistent.newangles, adelta);
1724         if (!ent->state_previous.active || ent->state_previous.modelindex != ent->state_current.modelindex)
1725         {
1726                 // reset all persistent stuff if this is a new entity
1727                 ent->persistent.lerpdeltatime = 0;
1728                 ent->persistent.lerpstarttime = cl.mtime[1];
1729                 VectorCopy(ent->state_current.origin, ent->persistent.oldorigin);
1730                 VectorCopy(ent->state_current.angles, ent->persistent.oldangles);
1731                 VectorCopy(ent->state_current.origin, ent->persistent.neworigin);
1732                 VectorCopy(ent->state_current.angles, ent->persistent.newangles);
1733                 // reset animation interpolation as well
1734                 ent->render.frame1 = ent->render.frame2 = ent->state_current.frame;
1735                 ent->render.frame1time = ent->render.frame2time = cl.time;
1736                 ent->render.framelerp = 1;
1737                 ent->render.shadertime = cl.time;
1738                 // reset various persistent stuff
1739                 ent->persistent.muzzleflash = 0;
1740                 ent->persistent.trail_allowed = false;
1741         }
1742         else if ((ent->state_previous.effects & EF_TELEPORT_BIT) != (ent->state_current.effects & EF_TELEPORT_BIT))
1743         {
1744                 // don't interpolate the move
1745                 ent->persistent.lerpdeltatime = 0;
1746                 ent->persistent.lerpstarttime = cl.mtime[1];
1747                 VectorCopy(ent->state_current.origin, ent->persistent.oldorigin);
1748                 VectorCopy(ent->state_current.angles, ent->persistent.oldangles);
1749                 VectorCopy(ent->state_current.origin, ent->persistent.neworigin);
1750                 VectorCopy(ent->state_current.angles, ent->persistent.newangles);
1751                 ent->persistent.trail_allowed = false;
1752
1753                 if(ent->state_current.frame != ent->state_previous.frame)
1754                 {
1755                         // if we ALSO changed animation frame in the process (but ONLY then!)
1756                         // then let's reset the animation interpolation too
1757                         ent->render.frame1 = ent->render.frame2 = ent->state_current.frame;
1758                         ent->render.frame1time = ent->render.frame2time = cl.time;
1759                         ent->render.framelerp = 1;
1760                 }
1761
1762                 // note that this case must do everything the following case does too
1763         }
1764         else if (DotProduct(odelta, odelta) > 1000*1000
1765                 || (cl.fixangle[0] && !cl.fixangle[1])
1766                 || (ent->state_previous.tagindex != ent->state_current.tagindex)
1767                 || (ent->state_previous.tagentity != ent->state_current.tagentity))
1768         {
1769                 // don't interpolate the move
1770                 // (the fixangle[] check detects teleports, but not constant fixangles
1771                 //  such as when spectating)
1772                 ent->persistent.lerpdeltatime = 0;
1773                 ent->persistent.lerpstarttime = cl.mtime[1];
1774                 VectorCopy(ent->state_current.origin, ent->persistent.oldorigin);
1775                 VectorCopy(ent->state_current.angles, ent->persistent.oldangles);
1776                 VectorCopy(ent->state_current.origin, ent->persistent.neworigin);
1777                 VectorCopy(ent->state_current.angles, ent->persistent.newangles);
1778                 ent->persistent.trail_allowed = false;
1779         }
1780         else if (ent->state_current.flags & RENDER_STEP)
1781         {
1782                 // monster interpolation
1783                 if (DotProduct(odelta, odelta) + DotProduct(adelta, adelta) > 0.01)
1784                 {
1785                         ent->persistent.lerpdeltatime = bound(0, cl.mtime[1] - ent->persistent.lerpstarttime, 0.1);
1786                         ent->persistent.lerpstarttime = cl.mtime[1];
1787                         VectorCopy(ent->persistent.neworigin, ent->persistent.oldorigin);
1788                         VectorCopy(ent->persistent.newangles, ent->persistent.oldangles);
1789                         VectorCopy(ent->state_current.origin, ent->persistent.neworigin);
1790                         VectorCopy(ent->state_current.angles, ent->persistent.newangles);
1791                 }
1792         }
1793         else
1794         {
1795                 // not a monster
1796                 ent->persistent.lerpstarttime = ent->state_previous.time;
1797                 // no lerp if it's singleplayer
1798                 if (cl.islocalgame && !sv_fixedframeratesingleplayer.integer)
1799                         ent->persistent.lerpdeltatime = 0;
1800                 else
1801                         ent->persistent.lerpdeltatime = bound(0, ent->state_current.time - ent->state_previous.time, 0.1);
1802                 VectorCopy(ent->persistent.neworigin, ent->persistent.oldorigin);
1803                 VectorCopy(ent->persistent.newangles, ent->persistent.oldangles);
1804                 VectorCopy(ent->state_current.origin, ent->persistent.neworigin);
1805                 VectorCopy(ent->state_current.angles, ent->persistent.newangles);
1806         }
1807         // trigger muzzleflash effect if necessary
1808         if (ent->state_current.effects & EF_MUZZLEFLASH)
1809                 ent->persistent.muzzleflash = 1;
1810 }
1811
1812 /*
1813 ==================
1814 CL_ParseBaseline
1815 ==================
1816 */
1817 void CL_ParseBaseline (entity_t *ent, int large)
1818 {
1819         int i;
1820
1821         ent->state_baseline = defaultstate;
1822         // FIXME: set ent->state_baseline.number?
1823         ent->state_baseline.active = true;
1824         if (large)
1825         {
1826                 ent->state_baseline.modelindex = (unsigned short) MSG_ReadShort ();
1827                 ent->state_baseline.frame = (unsigned short) MSG_ReadShort ();
1828         }
1829         else if (cls.protocol == PROTOCOL_NEHAHRABJP || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3)
1830         {
1831                 ent->state_baseline.modelindex = (unsigned short) MSG_ReadShort ();
1832                 ent->state_baseline.frame = MSG_ReadByte ();
1833         }
1834         else
1835         {
1836                 ent->state_baseline.modelindex = MSG_ReadByte ();
1837                 ent->state_baseline.frame = MSG_ReadByte ();
1838         }
1839         ent->state_baseline.colormap = MSG_ReadByte();
1840         ent->state_baseline.skin = MSG_ReadByte();
1841         for (i = 0;i < 3;i++)
1842         {
1843                 ent->state_baseline.origin[i] = MSG_ReadCoord(cls.protocol);
1844                 ent->state_baseline.angles[i] = MSG_ReadAngle(cls.protocol);
1845         }
1846         ent->state_previous = ent->state_current = ent->state_baseline;
1847 }
1848
1849
1850 /*
1851 ==================
1852 CL_ParseClientdata
1853
1854 Server information pertaining to this client only
1855 ==================
1856 */
1857 void CL_ParseClientdata (void)
1858 {
1859         int i, bits;
1860
1861         VectorCopy (cl.mpunchangle[0], cl.mpunchangle[1]);
1862         VectorCopy (cl.mpunchvector[0], cl.mpunchvector[1]);
1863         VectorCopy (cl.mvelocity[0], cl.mvelocity[1]);
1864         cl.mviewzoom[1] = cl.mviewzoom[0];
1865
1866         if (cls.protocol == PROTOCOL_QUAKE || cls.protocol == PROTOCOL_QUAKEDP || cls.protocol == PROTOCOL_NEHAHRAMOVIE || cls.protocol == PROTOCOL_NEHAHRABJP || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3 || cls.protocol == PROTOCOL_DARKPLACES1 || cls.protocol == PROTOCOL_DARKPLACES2 || cls.protocol == PROTOCOL_DARKPLACES3 || cls.protocol == PROTOCOL_DARKPLACES4 || cls.protocol == PROTOCOL_DARKPLACES5)
1867         {
1868                 cl.stats[STAT_VIEWHEIGHT] = DEFAULT_VIEWHEIGHT;
1869                 cl.stats[STAT_ITEMS] = 0;
1870                 cl.stats[STAT_VIEWZOOM] = 255;
1871         }
1872         cl.idealpitch = 0;
1873         cl.mpunchangle[0][0] = 0;
1874         cl.mpunchangle[0][1] = 0;
1875         cl.mpunchangle[0][2] = 0;
1876         cl.mpunchvector[0][0] = 0;
1877         cl.mpunchvector[0][1] = 0;
1878         cl.mpunchvector[0][2] = 0;
1879         cl.mvelocity[0][0] = 0;
1880         cl.mvelocity[0][1] = 0;
1881         cl.mvelocity[0][2] = 0;
1882         cl.mviewzoom[0] = 1;
1883
1884         bits = (unsigned short) MSG_ReadShort ();
1885         if (bits & SU_EXTEND1)
1886                 bits |= (MSG_ReadByte() << 16);
1887         if (bits & SU_EXTEND2)
1888                 bits |= (MSG_ReadByte() << 24);
1889
1890         if (bits & SU_VIEWHEIGHT)
1891                 cl.stats[STAT_VIEWHEIGHT] = MSG_ReadChar ();
1892
1893         if (bits & SU_IDEALPITCH)
1894                 cl.idealpitch = MSG_ReadChar ();
1895
1896         for (i = 0;i < 3;i++)
1897         {
1898                 if (bits & (SU_PUNCH1<<i) )
1899                 {
1900                         if (cls.protocol == PROTOCOL_QUAKE || cls.protocol == PROTOCOL_QUAKEDP || cls.protocol == PROTOCOL_NEHAHRAMOVIE || cls.protocol == PROTOCOL_NEHAHRABJP || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3)
1901                                 cl.mpunchangle[0][i] = MSG_ReadChar();
1902                         else
1903                                 cl.mpunchangle[0][i] = MSG_ReadAngle16i();
1904                 }
1905                 if (bits & (SU_PUNCHVEC1<<i))
1906                 {
1907                         if (cls.protocol == PROTOCOL_DARKPLACES1 || cls.protocol == PROTOCOL_DARKPLACES2 || cls.protocol == PROTOCOL_DARKPLACES3 || cls.protocol == PROTOCOL_DARKPLACES4)
1908                                 cl.mpunchvector[0][i] = MSG_ReadCoord16i();
1909                         else
1910                                 cl.mpunchvector[0][i] = MSG_ReadCoord32f();
1911                 }
1912                 if (bits & (SU_VELOCITY1<<i) )
1913                 {
1914                         if (cls.protocol == PROTOCOL_QUAKE || cls.protocol == PROTOCOL_QUAKEDP || cls.protocol == PROTOCOL_NEHAHRAMOVIE || cls.protocol == PROTOCOL_NEHAHRABJP || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3 || cls.protocol == PROTOCOL_DARKPLACES1 || cls.protocol == PROTOCOL_DARKPLACES2 || cls.protocol == PROTOCOL_DARKPLACES3 || cls.protocol == PROTOCOL_DARKPLACES4)
1915                                 cl.mvelocity[0][i] = MSG_ReadChar()*16;
1916                         else
1917                                 cl.mvelocity[0][i] = MSG_ReadCoord32f();
1918                 }
1919         }
1920
1921         // LordHavoc: hipnotic demos don't have this bit set but should
1922         if (bits & SU_ITEMS || cls.protocol == PROTOCOL_QUAKE || cls.protocol == PROTOCOL_QUAKEDP || cls.protocol == PROTOCOL_NEHAHRAMOVIE || cls.protocol == PROTOCOL_NEHAHRABJP || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3 || cls.protocol == PROTOCOL_DARKPLACES1 || cls.protocol == PROTOCOL_DARKPLACES2 || cls.protocol == PROTOCOL_DARKPLACES3 || cls.protocol == PROTOCOL_DARKPLACES4 || cls.protocol == PROTOCOL_DARKPLACES5)
1923                 cl.stats[STAT_ITEMS] = MSG_ReadLong ();
1924
1925         cl.onground = (bits & SU_ONGROUND) != 0;
1926         cl.inwater = (bits & SU_INWATER) != 0;
1927
1928         if (cls.protocol == PROTOCOL_DARKPLACES5)
1929         {
1930                 cl.stats[STAT_WEAPONFRAME] = (bits & SU_WEAPONFRAME) ? MSG_ReadShort() : 0;
1931                 cl.stats[STAT_ARMOR] = (bits & SU_ARMOR) ? MSG_ReadShort() : 0;
1932                 cl.stats[STAT_WEAPON] = (bits & SU_WEAPON) ? MSG_ReadShort() : 0;
1933                 cl.stats[STAT_HEALTH] = MSG_ReadShort();
1934                 cl.stats[STAT_AMMO] = MSG_ReadShort();
1935                 cl.stats[STAT_SHELLS] = MSG_ReadShort();
1936                 cl.stats[STAT_NAILS] = MSG_ReadShort();
1937                 cl.stats[STAT_ROCKETS] = MSG_ReadShort();
1938                 cl.stats[STAT_CELLS] = MSG_ReadShort();
1939                 cl.stats[STAT_ACTIVEWEAPON] = (unsigned short) MSG_ReadShort ();
1940         }
1941         else if (cls.protocol == PROTOCOL_QUAKE || cls.protocol == PROTOCOL_QUAKEDP || cls.protocol == PROTOCOL_NEHAHRAMOVIE || cls.protocol == PROTOCOL_NEHAHRABJP || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3 || cls.protocol == PROTOCOL_NEHAHRABJP || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3 || cls.protocol == PROTOCOL_DARKPLACES1 || cls.protocol == PROTOCOL_DARKPLACES2 || cls.protocol == PROTOCOL_DARKPLACES3 || cls.protocol == PROTOCOL_DARKPLACES4)
1942         {
1943                 cl.stats[STAT_WEAPONFRAME] = (bits & SU_WEAPONFRAME) ? MSG_ReadByte() : 0;
1944                 cl.stats[STAT_ARMOR] = (bits & SU_ARMOR) ? MSG_ReadByte() : 0;
1945                 if (cls.protocol == PROTOCOL_NEHAHRABJP || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3)
1946                         cl.stats[STAT_WEAPON] = (bits & SU_WEAPON) ? (unsigned short)MSG_ReadShort() : 0;
1947                 else
1948                         cl.stats[STAT_WEAPON] = (bits & SU_WEAPON) ? MSG_ReadByte() : 0;
1949                 cl.stats[STAT_HEALTH] = MSG_ReadShort();
1950                 cl.stats[STAT_AMMO] = MSG_ReadByte();
1951                 cl.stats[STAT_SHELLS] = MSG_ReadByte();
1952                 cl.stats[STAT_NAILS] = MSG_ReadByte();
1953                 cl.stats[STAT_ROCKETS] = MSG_ReadByte();
1954                 cl.stats[STAT_CELLS] = MSG_ReadByte();
1955                 if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE || gamemode == GAME_NEXUIZ)
1956                         cl.stats[STAT_ACTIVEWEAPON] = (1<<MSG_ReadByte ());
1957                 else
1958                         cl.stats[STAT_ACTIVEWEAPON] = MSG_ReadByte ();
1959         }
1960
1961         if (bits & SU_VIEWZOOM)
1962         {
1963                 if (cls.protocol == PROTOCOL_DARKPLACES2 || cls.protocol == PROTOCOL_DARKPLACES3 || cls.protocol == PROTOCOL_DARKPLACES4)
1964                         cl.stats[STAT_VIEWZOOM] = MSG_ReadByte();
1965                 else
1966                         cl.stats[STAT_VIEWZOOM] = (unsigned short) MSG_ReadShort();
1967         }
1968
1969         // viewzoom interpolation
1970         cl.mviewzoom[0] = (float) max(cl.stats[STAT_VIEWZOOM], 2) * (1.0f / 255.0f);
1971 }
1972
1973 /*
1974 =====================
1975 CL_ParseStatic
1976 =====================
1977 */
1978 void CL_ParseStatic (int large)
1979 {
1980         entity_t *ent;
1981
1982         if (cl.num_static_entities >= cl.max_static_entities)
1983                 Host_Error ("Too many static entities");
1984         ent = &cl.static_entities[cl.num_static_entities++];
1985         CL_ParseBaseline (ent, large);
1986
1987         if (ent->state_baseline.modelindex == 0)
1988         {
1989                 Con_DPrintf("svc_parsestatic: static entity without model at %f %f %f\n", ent->state_baseline.origin[0], ent->state_baseline.origin[1], ent->state_baseline.origin[2]);
1990                 cl.num_static_entities--;
1991                 // This is definitely a cheesy way to conserve resources...
1992                 return;
1993         }
1994
1995 // copy it to the current state
1996         ent->render.model = cl.model_precache[ent->state_baseline.modelindex];
1997         ent->render.frame1 = ent->render.frame2 = ent->state_baseline.frame;
1998         ent->render.framelerp = 0;
1999         // make torchs play out of sync
2000         ent->render.frame1time = ent->render.frame2time = lhrandom(-10, -1);
2001         ent->render.skinnum = ent->state_baseline.skin;
2002         ent->render.effects = ent->state_baseline.effects;
2003         ent->render.alpha = 1;
2004
2005         //VectorCopy (ent->state_baseline.origin, ent->render.origin);
2006         //VectorCopy (ent->state_baseline.angles, ent->render.angles);
2007
2008         Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, ent->state_baseline.origin[0], ent->state_baseline.origin[1], ent->state_baseline.origin[2], ent->state_baseline.angles[0], ent->state_baseline.angles[1], ent->state_baseline.angles[2], 1);
2009         CL_UpdateRenderEntity(&ent->render);
2010 }
2011
2012 /*
2013 ===================
2014 CL_ParseStaticSound
2015 ===================
2016 */
2017 void CL_ParseStaticSound (int large)
2018 {
2019         vec3_t          org;
2020         int                     sound_num, vol, atten;
2021
2022         MSG_ReadVector(org, cls.protocol);
2023         if (large || cls.protocol == PROTOCOL_NEHAHRABJP2)
2024                 sound_num = (unsigned short) MSG_ReadShort ();
2025         else
2026                 sound_num = MSG_ReadByte ();
2027         vol = MSG_ReadByte ();
2028         atten = MSG_ReadByte ();
2029
2030         S_StaticSound (cl.sound_precache[sound_num], org, vol/255.0f, atten);
2031 }
2032
2033 void CL_ParseEffect (void)
2034 {
2035         vec3_t          org;
2036         int                     modelindex, startframe, framecount, framerate;
2037
2038         MSG_ReadVector(org, cls.protocol);
2039         modelindex = MSG_ReadByte ();
2040         startframe = MSG_ReadByte ();
2041         framecount = MSG_ReadByte ();
2042         framerate = MSG_ReadByte ();
2043
2044         CL_Effect(org, modelindex, startframe, framecount, framerate);
2045 }
2046
2047 void CL_ParseEffect2 (void)
2048 {
2049         vec3_t          org;
2050         int                     modelindex, startframe, framecount, framerate;
2051
2052         MSG_ReadVector(org, cls.protocol);
2053         modelindex = (unsigned short) MSG_ReadShort ();
2054         startframe = (unsigned short) MSG_ReadShort ();
2055         framecount = MSG_ReadByte ();
2056         framerate = MSG_ReadByte ();
2057
2058         CL_Effect(org, modelindex, startframe, framecount, framerate);
2059 }
2060
2061 void CL_NewBeam (int ent, vec3_t start, vec3_t end, dp_model_t *m, int lightning)
2062 {
2063         int i;
2064         beam_t *b = NULL;
2065
2066         if (ent >= MAX_EDICTS)
2067         {
2068                 Con_Printf("CL_NewBeam: invalid entity number %i\n", ent);
2069                 ent = 0;
2070         }
2071
2072         if (ent >= cl.max_entities)
2073                 CL_ExpandEntities(ent);
2074
2075         // override any beam with the same entity
2076         i = cl.max_beams;
2077         if (ent)
2078                 for (i = 0, b = cl.beams;i < cl.max_beams;i++, b++)
2079                         if (b->entity == ent)
2080                                 break;
2081         // if the entity was not found then just replace an unused beam
2082         if (i == cl.max_beams)
2083                 for (i = 0, b = cl.beams;i < cl.max_beams;i++, b++)
2084                         if (!b->model)
2085                                 break;
2086         if (i < cl.max_beams)
2087         {
2088                 cl.num_beams = max(cl.num_beams, i + 1);
2089                 b->entity = ent;
2090                 b->lightning = lightning;
2091                 b->model = m;
2092                 b->endtime = cl.mtime[0] + 0.2;
2093                 VectorCopy (start, b->start);
2094                 VectorCopy (end, b->end);
2095         }
2096         else
2097                 Con_Print("beam list overflow!\n");
2098 }
2099
2100 void CL_ParseBeam (dp_model_t *m, int lightning)
2101 {
2102         int ent;
2103         vec3_t start, end;
2104
2105         ent = (unsigned short) MSG_ReadShort ();
2106         MSG_ReadVector(start, cls.protocol);
2107         MSG_ReadVector(end, cls.protocol);
2108
2109         if (ent >= MAX_EDICTS)
2110         {
2111                 Con_Printf("CL_ParseBeam: invalid entity number %i\n", ent);
2112                 ent = 0;
2113         }
2114
2115         CL_NewBeam(ent, start, end, m, lightning);
2116 }
2117
2118 void CL_ParseTempEntity(void)
2119 {
2120         int type;
2121         vec3_t pos, pos2;
2122         vec3_t vel1, vel2;
2123         vec3_t dir;
2124         vec3_t color;
2125         int rnd;
2126         int colorStart, colorLength, count;
2127         float velspeed, radius;
2128         unsigned char *tempcolor;
2129         matrix4x4_t tempmatrix;
2130
2131         if (cls.protocol == PROTOCOL_QUAKEWORLD)
2132         {
2133                 type = MSG_ReadByte();
2134                 switch (type)
2135                 {
2136                 case QW_TE_WIZSPIKE:
2137                         // spike hitting wall
2138                         MSG_ReadVector(pos, cls.protocol);
2139                         CL_FindNonSolidLocation(pos, pos, 4);
2140                         CL_ParticleEffect(EFFECT_TE_WIZSPIKE, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2141                         S_StartSound(-1, 0, cl.sfx_wizhit, pos, 1, 1);
2142                         break;
2143
2144                 case QW_TE_KNIGHTSPIKE:
2145                         // spike hitting wall
2146                         MSG_ReadVector(pos, cls.protocol);
2147                         CL_FindNonSolidLocation(pos, pos, 4);
2148                         CL_ParticleEffect(EFFECT_TE_KNIGHTSPIKE, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2149                         S_StartSound(-1, 0, cl.sfx_knighthit, pos, 1, 1);
2150                         break;
2151
2152                 case QW_TE_SPIKE:
2153                         // spike hitting wall
2154                         MSG_ReadVector(pos, cls.protocol);
2155                         CL_FindNonSolidLocation(pos, pos, 4);
2156                         CL_ParticleEffect(EFFECT_TE_SPIKE, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2157                         if (rand() % 5)
2158                                 S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
2159                         else
2160                         {
2161                                 rnd = rand() & 3;
2162                                 if (rnd == 1)
2163                                         S_StartSound(-1, 0, cl.sfx_ric1, pos, 1, 1);
2164                                 else if (rnd == 2)
2165                                         S_StartSound(-1, 0, cl.sfx_ric2, pos, 1, 1);
2166                                 else
2167                                         S_StartSound(-1, 0, cl.sfx_ric3, pos, 1, 1);
2168                         }
2169                         break;
2170                 case QW_TE_SUPERSPIKE:
2171                         // super spike hitting wall
2172                         MSG_ReadVector(pos, cls.protocol);
2173                         CL_FindNonSolidLocation(pos, pos, 4);
2174                         CL_ParticleEffect(EFFECT_TE_SUPERSPIKE, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2175                         if (rand() % 5)
2176                                 S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
2177                         else
2178                         {
2179                                 rnd = rand() & 3;
2180                                 if (rnd == 1)
2181                                         S_StartSound(-1, 0, cl.sfx_ric1, pos, 1, 1);
2182                                 else if (rnd == 2)
2183                                         S_StartSound(-1, 0, cl.sfx_ric2, pos, 1, 1);
2184                                 else
2185                                         S_StartSound(-1, 0, cl.sfx_ric3, pos, 1, 1);
2186                         }
2187                         break;
2188
2189                 case QW_TE_EXPLOSION:
2190                         // rocket explosion
2191                         MSG_ReadVector(pos, cls.protocol);
2192                         CL_FindNonSolidLocation(pos, pos, 10);
2193                         CL_ParticleEffect(EFFECT_TE_EXPLOSION, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2194                         S_StartSound(-1, 0, cl.sfx_r_exp3, pos, 1, 1);
2195                         CL_Effect(pos, cl.qw_modelindex_s_explod, 0, 6, 10);
2196                         break;
2197
2198                 case QW_TE_TAREXPLOSION:
2199                         // tarbaby explosion
2200                         MSG_ReadVector(pos, cls.protocol);
2201                         CL_FindNonSolidLocation(pos, pos, 10);
2202                         CL_ParticleEffect(EFFECT_TE_TAREXPLOSION, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2203                         S_StartSound(-1, 0, cl.sfx_r_exp3, pos, 1, 1);
2204                         break;
2205
2206                 case QW_TE_LIGHTNING1:
2207                         // lightning bolts
2208                         CL_ParseBeam(cl.model_bolt, true);
2209                         break;
2210
2211                 case QW_TE_LIGHTNING2:
2212                         // lightning bolts
2213                         CL_ParseBeam(cl.model_bolt2, true);
2214                         break;
2215
2216                 case QW_TE_LIGHTNING3:
2217                         // lightning bolts
2218                         CL_ParseBeam(cl.model_bolt3, false);
2219                         break;
2220
2221                 case QW_TE_LAVASPLASH:
2222                         MSG_ReadVector(pos, cls.protocol);
2223                         CL_ParticleEffect(EFFECT_TE_LAVASPLASH, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2224                         break;
2225
2226                 case QW_TE_TELEPORT:
2227                         MSG_ReadVector(pos, cls.protocol);
2228                         CL_ParticleEffect(EFFECT_TE_TELEPORT, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2229                         break;
2230
2231                 case QW_TE_GUNSHOT:
2232                         // bullet hitting wall
2233                         radius = MSG_ReadByte();
2234                         MSG_ReadVector(pos, cls.protocol);
2235                         CL_FindNonSolidLocation(pos, pos, 4);
2236                         VectorSet(pos2, pos[0] + radius, pos[1] + radius, pos[2] + radius);
2237                         VectorSet(pos, pos[0] - radius, pos[1] - radius, pos[2] - radius);
2238                         CL_ParticleEffect(EFFECT_TE_GUNSHOT, radius, pos, pos2, vec3_origin, vec3_origin, NULL, 0);
2239                         if(cl_sound_ric_gunshot.integer & RIC_GUNSHOT)
2240                         {
2241                                 if (rand() % 5)
2242                                         S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
2243                                 else
2244                                 {
2245                                         rnd = rand() & 3;
2246                                         if (rnd == 1)
2247                                                 S_StartSound(-1, 0, cl.sfx_ric1, pos, 1, 1);
2248                                         else if (rnd == 2)
2249                                                 S_StartSound(-1, 0, cl.sfx_ric2, pos, 1, 1);
2250                                         else
2251                                                 S_StartSound(-1, 0, cl.sfx_ric3, pos, 1, 1);
2252                                 }
2253                         }
2254                         break;
2255
2256                 case QW_TE_BLOOD:
2257                         count = MSG_ReadByte();
2258                         MSG_ReadVector(pos, cls.protocol);
2259                         CL_FindNonSolidLocation(pos, pos, 4);
2260                         CL_ParticleEffect(EFFECT_TE_BLOOD, count, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2261                         break;
2262
2263                 case QW_TE_LIGHTNINGBLOOD:
2264                         MSG_ReadVector(pos, cls.protocol);
2265                         CL_FindNonSolidLocation(pos, pos, 4);
2266                         CL_ParticleEffect(EFFECT_TE_BLOOD, 2.5, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2267                         break;
2268
2269                 default:
2270                         Host_Error("CL_ParseTempEntity: bad type %d (hex %02X)", type, type);
2271                 }
2272         }
2273         else
2274         {
2275                 type = MSG_ReadByte();
2276                 switch (type)
2277                 {
2278                 case TE_WIZSPIKE:
2279                         // spike hitting wall
2280                         MSG_ReadVector(pos, cls.protocol);
2281                         CL_FindNonSolidLocation(pos, pos, 4);
2282                         CL_ParticleEffect(EFFECT_TE_WIZSPIKE, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2283                         S_StartSound(-1, 0, cl.sfx_wizhit, pos, 1, 1);
2284                         break;
2285
2286                 case TE_KNIGHTSPIKE:
2287                         // spike hitting wall
2288                         MSG_ReadVector(pos, cls.protocol);
2289                         CL_FindNonSolidLocation(pos, pos, 4);
2290                         CL_ParticleEffect(EFFECT_TE_KNIGHTSPIKE, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2291                         S_StartSound(-1, 0, cl.sfx_knighthit, pos, 1, 1);
2292                         break;
2293
2294                 case TE_SPIKE:
2295                         // spike hitting wall
2296                         MSG_ReadVector(pos, cls.protocol);
2297                         CL_FindNonSolidLocation(pos, pos, 4);
2298                         CL_ParticleEffect(EFFECT_TE_SPIKE, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2299                         if (rand() % 5)
2300                                 S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
2301                         else
2302                         {
2303                                 rnd = rand() & 3;
2304                                 if (rnd == 1)
2305                                         S_StartSound(-1, 0, cl.sfx_ric1, pos, 1, 1);
2306                                 else if (rnd == 2)
2307                                         S_StartSound(-1, 0, cl.sfx_ric2, pos, 1, 1);
2308                                 else
2309                                         S_StartSound(-1, 0, cl.sfx_ric3, pos, 1, 1);
2310                         }
2311                         break;
2312                 case TE_SPIKEQUAD:
2313                         // quad spike hitting wall
2314                         MSG_ReadVector(pos, cls.protocol);
2315                         CL_FindNonSolidLocation(pos, pos, 4);
2316                         CL_ParticleEffect(EFFECT_TE_SPIKEQUAD, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2317                         if (rand() % 5)
2318                                 S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
2319                         else
2320                         {
2321                                 rnd = rand() & 3;
2322                                 if (rnd == 1)
2323                                         S_StartSound(-1, 0, cl.sfx_ric1, pos, 1, 1);
2324                                 else if (rnd == 2)
2325                                         S_StartSound(-1, 0, cl.sfx_ric2, pos, 1, 1);
2326                                 else
2327                                         S_StartSound(-1, 0, cl.sfx_ric3, pos, 1, 1);
2328                         }
2329                         break;
2330                 case TE_SUPERSPIKE:
2331                         // super spike hitting wall
2332                         MSG_ReadVector(pos, cls.protocol);
2333                         CL_FindNonSolidLocation(pos, pos, 4);
2334                         CL_ParticleEffect(EFFECT_TE_SUPERSPIKE, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2335                         if (rand() % 5)
2336                                 S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
2337                         else
2338                         {
2339                                 rnd = rand() & 3;
2340                                 if (rnd == 1)
2341                                         S_StartSound(-1, 0, cl.sfx_ric1, pos, 1, 1);
2342                                 else if (rnd == 2)
2343                                         S_StartSound(-1, 0, cl.sfx_ric2, pos, 1, 1);
2344                                 else
2345                                         S_StartSound(-1, 0, cl.sfx_ric3, pos, 1, 1);
2346                         }
2347                         break;
2348                 case TE_SUPERSPIKEQUAD:
2349                         // quad super spike hitting wall
2350                         MSG_ReadVector(pos, cls.protocol);
2351                         CL_FindNonSolidLocation(pos, pos, 4);
2352                         CL_ParticleEffect(EFFECT_TE_SUPERSPIKEQUAD, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2353                         if (rand() % 5)
2354                                 S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
2355                         else
2356                         {
2357                                 rnd = rand() & 3;
2358                                 if (rnd == 1)
2359                                         S_StartSound(-1, 0, cl.sfx_ric1, pos, 1, 1);
2360                                 else if (rnd == 2)
2361                                         S_StartSound(-1, 0, cl.sfx_ric2, pos, 1, 1);
2362                                 else
2363                                         S_StartSound(-1, 0, cl.sfx_ric3, pos, 1, 1);
2364                         }
2365                         break;
2366                         // LordHavoc: added for improved blood splatters
2367                 case TE_BLOOD:
2368                         // blood puff
2369                         MSG_ReadVector(pos, cls.protocol);
2370                         CL_FindNonSolidLocation(pos, pos, 4);
2371                         dir[0] = MSG_ReadChar();
2372                         dir[1] = MSG_ReadChar();
2373                         dir[2] = MSG_ReadChar();
2374                         count = MSG_ReadByte();
2375                         CL_ParticleEffect(EFFECT_TE_BLOOD, count, pos, pos, dir, dir, NULL, 0);
2376                         break;
2377                 case TE_SPARK:
2378                         // spark shower
2379                         MSG_ReadVector(pos, cls.protocol);
2380                         CL_FindNonSolidLocation(pos, pos, 4);
2381                         dir[0] = MSG_ReadChar();
2382                         dir[1] = MSG_ReadChar();
2383                         dir[2] = MSG_ReadChar();
2384                         count = MSG_ReadByte();
2385                         CL_ParticleEffect(EFFECT_TE_SPARK, count, pos, pos, dir, dir, NULL, 0);
2386                         break;
2387                 case TE_PLASMABURN:
2388                         MSG_ReadVector(pos, cls.protocol);
2389                         CL_FindNonSolidLocation(pos, pos, 4);
2390                         CL_ParticleEffect(EFFECT_TE_PLASMABURN, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2391                         break;
2392                         // LordHavoc: added for improved gore
2393                 case TE_BLOODSHOWER:
2394                         // vaporized body
2395                         MSG_ReadVector(pos, cls.protocol); // mins
2396                         MSG_ReadVector(pos2, cls.protocol); // maxs
2397                         velspeed = MSG_ReadCoord(cls.protocol); // speed
2398                         count = (unsigned short) MSG_ReadShort(); // number of particles
2399                         vel1[0] = -velspeed;
2400                         vel1[1] = -velspeed;
2401                         vel1[2] = -velspeed;
2402                         vel2[0] = velspeed;
2403                         vel2[1] = velspeed;
2404                         vel2[2] = velspeed;
2405                         CL_ParticleEffect(EFFECT_TE_BLOOD, count, pos, pos2, vel1, vel2, NULL, 0);
2406                         break;
2407
2408                 case TE_PARTICLECUBE:
2409                         // general purpose particle effect
2410                         MSG_ReadVector(pos, cls.protocol); // mins
2411                         MSG_ReadVector(pos2, cls.protocol); // maxs
2412                         MSG_ReadVector(dir, cls.protocol); // dir
2413                         count = (unsigned short) MSG_ReadShort(); // number of particles
2414                         colorStart = MSG_ReadByte(); // color
2415                         colorLength = MSG_ReadByte(); // gravity (1 or 0)
2416                         velspeed = MSG_ReadCoord(cls.protocol); // randomvel
2417                         CL_ParticleCube(pos, pos2, dir, count, colorStart, colorLength != 0, velspeed);
2418                         break;
2419
2420                 case TE_PARTICLERAIN:
2421                         // general purpose particle effect
2422                         MSG_ReadVector(pos, cls.protocol); // mins
2423                         MSG_ReadVector(pos2, cls.protocol); // maxs
2424                         MSG_ReadVector(dir, cls.protocol); // dir
2425                         count = (unsigned short) MSG_ReadShort(); // number of particles
2426                         colorStart = MSG_ReadByte(); // color
2427                         CL_ParticleRain(pos, pos2, dir, count, colorStart, 0);
2428                         break;
2429
2430                 case TE_PARTICLESNOW:
2431                         // general purpose particle effect
2432                         MSG_ReadVector(pos, cls.protocol); // mins
2433                         MSG_ReadVector(pos2, cls.protocol); // maxs
2434                         MSG_ReadVector(dir, cls.protocol); // dir
2435                         count = (unsigned short) MSG_ReadShort(); // number of particles
2436                         colorStart = MSG_ReadByte(); // color
2437                         CL_ParticleRain(pos, pos2, dir, count, colorStart, 1);
2438                         break;
2439
2440                 case TE_GUNSHOT:
2441                         // bullet hitting wall
2442                         MSG_ReadVector(pos, cls.protocol);
2443                         CL_FindNonSolidLocation(pos, pos, 4);
2444                         CL_ParticleEffect(EFFECT_TE_GUNSHOT, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2445                         if(cl_sound_ric_gunshot.integer & RIC_GUNSHOT)
2446                         {
2447                                 if (rand() % 5)
2448                                         S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
2449                                 else
2450                                 {
2451                                         rnd = rand() & 3;
2452                                         if (rnd == 1)
2453                                                 S_StartSound(-1, 0, cl.sfx_ric1, pos, 1, 1);
2454                                         else if (rnd == 2)
2455                                                 S_StartSound(-1, 0, cl.sfx_ric2, pos, 1, 1);
2456                                         else
2457                                                 S_StartSound(-1, 0, cl.sfx_ric3, pos, 1, 1);
2458                                 }
2459                         }
2460                         break;
2461
2462                 case TE_GUNSHOTQUAD:
2463                         // quad bullet hitting wall
2464                         MSG_ReadVector(pos, cls.protocol);
2465                         CL_FindNonSolidLocation(pos, pos, 4);
2466                         CL_ParticleEffect(EFFECT_TE_GUNSHOTQUAD, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2467                         if(cl_sound_ric_gunshot.integer & RIC_GUNSHOTQUAD)
2468                         {
2469                                 if (rand() % 5)
2470                                         S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
2471                                 else
2472                                 {
2473                                         rnd = rand() & 3;
2474                                         if (rnd == 1)
2475                                                 S_StartSound(-1, 0, cl.sfx_ric1, pos, 1, 1);
2476                                         else if (rnd == 2)
2477                                                 S_StartSound(-1, 0, cl.sfx_ric2, pos, 1, 1);
2478                                         else
2479                                                 S_StartSound(-1, 0, cl.sfx_ric3, pos, 1, 1);
2480                                 }
2481                         }
2482                         break;
2483
2484                 case TE_EXPLOSION:
2485                         // rocket explosion
2486                         MSG_ReadVector(pos, cls.protocol);
2487                         CL_FindNonSolidLocation(pos, pos, 10);
2488                         CL_ParticleEffect(EFFECT_TE_EXPLOSION, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2489                         S_StartSound(-1, 0, cl.sfx_r_exp3, pos, 1, 1);
2490                         break;
2491
2492                 case TE_EXPLOSIONQUAD:
2493                         // quad rocket explosion
2494                         MSG_ReadVector(pos, cls.protocol);
2495                         CL_FindNonSolidLocation(pos, pos, 10);
2496                         CL_ParticleEffect(EFFECT_TE_EXPLOSIONQUAD, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2497                         S_StartSound(-1, 0, cl.sfx_r_exp3, pos, 1, 1);
2498                         break;
2499
2500                 case TE_EXPLOSION3:
2501                         // Nehahra movie colored lighting explosion
2502                         MSG_ReadVector(pos, cls.protocol);
2503                         CL_FindNonSolidLocation(pos, pos, 10);
2504                         color[0] = MSG_ReadCoord(cls.protocol) * (2.0f / 1.0f);
2505                         color[1] = MSG_ReadCoord(cls.protocol) * (2.0f / 1.0f);
2506                         color[2] = MSG_ReadCoord(cls.protocol) * (2.0f / 1.0f);
2507                         CL_ParticleExplosion(pos);
2508                         Matrix4x4_CreateTranslate(&tempmatrix, pos[0], pos[1], pos[2]);
2509                         CL_AllocLightFlash(NULL, &tempmatrix, 350, color[0], color[1], color[2], 700, 0.5, 0, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
2510                         S_StartSound(-1, 0, cl.sfx_r_exp3, pos, 1, 1);
2511                         break;
2512
2513                 case TE_EXPLOSIONRGB:
2514                         // colored lighting explosion
2515                         MSG_ReadVector(pos, cls.protocol);
2516                         CL_FindNonSolidLocation(pos, pos, 10);
2517                         CL_ParticleExplosion(pos);
2518                         color[0] = MSG_ReadByte() * (2.0f / 255.0f);
2519                         color[1] = MSG_ReadByte() * (2.0f / 255.0f);
2520                         color[2] = MSG_ReadByte() * (2.0f / 255.0f);
2521                         Matrix4x4_CreateTranslate(&tempmatrix, pos[0], pos[1], pos[2]);
2522                         CL_AllocLightFlash(NULL, &tempmatrix, 350, color[0], color[1], color[2], 700, 0.5, 0, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
2523                         S_StartSound(-1, 0, cl.sfx_r_exp3, pos, 1, 1);
2524                         break;
2525
2526                 case TE_TAREXPLOSION:
2527                         // tarbaby explosion
2528                         MSG_ReadVector(pos, cls.protocol);
2529                         CL_FindNonSolidLocation(pos, pos, 10);
2530                         CL_ParticleEffect(EFFECT_TE_TAREXPLOSION, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2531                         S_StartSound(-1, 0, cl.sfx_r_exp3, pos, 1, 1);
2532                         break;
2533
2534                 case TE_SMALLFLASH:
2535                         MSG_ReadVector(pos, cls.protocol);
2536                         CL_FindNonSolidLocation(pos, pos, 10);
2537                         CL_ParticleEffect(EFFECT_TE_SMALLFLASH, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2538                         break;
2539
2540                 case TE_CUSTOMFLASH:
2541                         MSG_ReadVector(pos, cls.protocol);
2542                         CL_FindNonSolidLocation(pos, pos, 4);
2543                         radius = (MSG_ReadByte() + 1) * 8;
2544                         velspeed = (MSG_ReadByte() + 1) * (1.0 / 256.0);
2545                         color[0] = MSG_ReadByte() * (2.0f / 255.0f);
2546                         color[1] = MSG_ReadByte() * (2.0f / 255.0f);
2547                         color[2] = MSG_ReadByte() * (2.0f / 255.0f);
2548                         Matrix4x4_CreateTranslate(&tempmatrix, pos[0], pos[1], pos[2]);
2549                         CL_AllocLightFlash(NULL, &tempmatrix, radius, color[0], color[1], color[2], radius / velspeed, velspeed, 0, -1, true, 1, 0.25, 1, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
2550                         break;
2551
2552                 case TE_FLAMEJET:
2553                         MSG_ReadVector(pos, cls.protocol);
2554                         MSG_ReadVector(dir, cls.protocol);
2555                         count = MSG_ReadByte();
2556                         CL_ParticleEffect(EFFECT_TE_FLAMEJET, count, pos, pos, dir, dir, NULL, 0);
2557                         break;
2558
2559                 case TE_LIGHTNING1:
2560                         // lightning bolts
2561                         CL_ParseBeam(cl.model_bolt, true);
2562                         break;
2563
2564                 case TE_LIGHTNING2:
2565                         // lightning bolts
2566                         CL_ParseBeam(cl.model_bolt2, true);
2567                         break;
2568
2569                 case TE_LIGHTNING3:
2570                         // lightning bolts
2571                         CL_ParseBeam(cl.model_bolt3, false);
2572                         break;
2573
2574         // PGM 01/21/97
2575                 case TE_BEAM:
2576                         // grappling hook beam
2577                         CL_ParseBeam(cl.model_beam, false);
2578                         break;
2579         // PGM 01/21/97
2580
2581         // LordHavoc: for compatibility with the Nehahra movie...
2582                 case TE_LIGHTNING4NEH:
2583                         CL_ParseBeam(Mod_ForName(MSG_ReadString(), true, false, false), false);
2584                         break;
2585
2586                 case TE_LAVASPLASH:
2587                         MSG_ReadVector(pos, cls.protocol);
2588                         CL_ParticleEffect(EFFECT_TE_LAVASPLASH, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2589                         break;
2590
2591                 case TE_TELEPORT:
2592                         MSG_ReadVector(pos, cls.protocol);
2593                         CL_ParticleEffect(EFFECT_TE_TELEPORT, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2594                         break;
2595
2596                 case TE_EXPLOSION2:
2597                         // color mapped explosion
2598                         MSG_ReadVector(pos, cls.protocol);
2599                         CL_FindNonSolidLocation(pos, pos, 10);
2600                         colorStart = MSG_ReadByte();
2601                         colorLength = MSG_ReadByte();
2602                         CL_ParticleExplosion2(pos, colorStart, colorLength);
2603                         tempcolor = palette_rgb[(rand()%colorLength) + colorStart];
2604                         color[0] = tempcolor[0] * (2.0f / 255.0f);
2605                         color[1] = tempcolor[1] * (2.0f / 255.0f);
2606                         color[2] = tempcolor[2] * (2.0f / 255.0f);
2607                         Matrix4x4_CreateTranslate(&tempmatrix, pos[0], pos[1], pos[2]);
2608                         CL_AllocLightFlash(NULL, &tempmatrix, 350, color[0], color[1], color[2], 700, 0.5, 0, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
2609                         S_StartSound(-1, 0, cl.sfx_r_exp3, pos, 1, 1);
2610                         break;
2611
2612                 case TE_TEI_G3:
2613                         MSG_ReadVector(pos, cls.protocol);
2614                         MSG_ReadVector(pos2, cls.protocol);
2615                         MSG_ReadVector(dir, cls.protocol);
2616                         CL_ParticleEffect(EFFECT_TE_TEI_G3, 1, pos, pos2, dir, dir, NULL, 0);
2617                         break;
2618
2619                 case TE_TEI_SMOKE:
2620                         MSG_ReadVector(pos, cls.protocol);
2621                         MSG_ReadVector(dir, cls.protocol);
2622                         count = MSG_ReadByte();
2623                         CL_FindNonSolidLocation(pos, pos, 4);
2624                         CL_ParticleEffect(EFFECT_TE_TEI_SMOKE, count, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2625                         break;
2626
2627                 case TE_TEI_BIGEXPLOSION:
2628                         MSG_ReadVector(pos, cls.protocol);
2629                         CL_FindNonSolidLocation(pos, pos, 10);
2630                         CL_ParticleEffect(EFFECT_TE_TEI_BIGEXPLOSION, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2631                         S_StartSound(-1, 0, cl.sfx_r_exp3, pos, 1, 1);
2632                         break;
2633
2634                 case TE_TEI_PLASMAHIT:
2635                         MSG_ReadVector(pos, cls.protocol);
2636                         MSG_ReadVector(dir, cls.protocol);
2637                         count = MSG_ReadByte();
2638                         CL_FindNonSolidLocation(pos, pos, 5);
2639                         CL_ParticleEffect(EFFECT_TE_TEI_PLASMAHIT, count, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2640                         break;
2641
2642                 default:
2643                         Host_Error("CL_ParseTempEntity: bad type %d (hex %02X)", type, type);
2644                 }
2645         }
2646 }
2647
2648 void CL_ParseTrailParticles(void)
2649 {
2650         int entityindex;
2651         int effectindex;
2652         vec3_t start, end;
2653         entityindex = (unsigned short)MSG_ReadShort();
2654         if (entityindex >= MAX_EDICTS)
2655                 entityindex = 0;
2656         if (entityindex >= cl.max_entities)
2657                 CL_ExpandEntities(entityindex);
2658         effectindex = (unsigned short)MSG_ReadShort();
2659         MSG_ReadVector(start, cls.protocol);
2660         MSG_ReadVector(end, cls.protocol);
2661         CL_ParticleEffect(effectindex, VectorDistance(start, end), start, end, vec3_origin, vec3_origin, entityindex > 0 ? cl.entities + entityindex : NULL, 0);
2662 }
2663
2664 void CL_ParsePointParticles(void)
2665 {
2666         int effectindex, count;
2667         vec3_t origin, velocity;
2668         effectindex = (unsigned short)MSG_ReadShort();
2669         MSG_ReadVector(origin, cls.protocol);
2670         MSG_ReadVector(velocity, cls.protocol);
2671         count = (unsigned short)MSG_ReadShort();
2672         CL_ParticleEffect(effectindex, count, origin, origin, velocity, velocity, NULL, 0);
2673 }
2674
2675 void CL_ParsePointParticles1(void)
2676 {
2677         int effectindex;
2678         vec3_t origin;
2679         effectindex = (unsigned short)MSG_ReadShort();
2680         MSG_ReadVector(origin, cls.protocol);
2681         CL_ParticleEffect(effectindex, 1, origin, origin, vec3_origin, vec3_origin, NULL, 0);
2682 }
2683
2684 typedef struct cl_iplog_item_s
2685 {
2686         char *address;
2687         char *name;
2688 }
2689 cl_iplog_item_t;
2690
2691 static qboolean cl_iplog_loaded = false;
2692 static int cl_iplog_numitems = 0;
2693 static int cl_iplog_maxitems = 0;
2694 static cl_iplog_item_t *cl_iplog_items;
2695
2696 static void CL_IPLog_Load(void);
2697 static void CL_IPLog_Add(const char *address, const char *name, qboolean checkexisting, qboolean addtofile)
2698 {
2699         int i;
2700         if (!address || !address[0] || !name || !name[0])
2701                 return;
2702         if (!cl_iplog_loaded)
2703                 CL_IPLog_Load();
2704         if (developer.integer >= 100)
2705                 Con_Printf("CL_IPLog_Add(\"%s\", \"%s\", %i, %i);\n", address, name, checkexisting, addtofile);
2706         // see if it already exists
2707         if (checkexisting)
2708         {
2709                 for (i = 0;i < cl_iplog_numitems;i++)
2710                 {
2711                         if (!strcmp(cl_iplog_items[i].address, address) && !strcmp(cl_iplog_items[i].name, name))
2712                         {
2713                                 if (developer.integer >= 100)
2714                                         Con_Printf("... found existing \"%s\" \"%s\"\n", cl_iplog_items[i].address, cl_iplog_items[i].name);
2715                                 return;
2716                         }
2717                 }
2718         }
2719         // it does not already exist in the iplog, so add it
2720         if (cl_iplog_maxitems <= cl_iplog_numitems || !cl_iplog_items)
2721         {
2722                 cl_iplog_item_t *olditems = cl_iplog_items;
2723                 cl_iplog_maxitems = max(1024, cl_iplog_maxitems + 256);
2724                 cl_iplog_items = (cl_iplog_item_t *) Mem_Alloc(cls.permanentmempool, cl_iplog_maxitems * sizeof(cl_iplog_item_t));
2725                 if (olditems)
2726                 {
2727                         if (cl_iplog_numitems)
2728                                 memcpy(cl_iplog_items, olditems, cl_iplog_numitems * sizeof(cl_iplog_item_t));
2729                         Mem_Free(olditems);
2730                 }
2731         }
2732         cl_iplog_items[cl_iplog_numitems].address = (char *) Mem_Alloc(cls.permanentmempool, strlen(address) + 1);
2733         cl_iplog_items[cl_iplog_numitems].name = (char *) Mem_Alloc(cls.permanentmempool, strlen(name) + 1);
2734         strlcpy(cl_iplog_items[cl_iplog_numitems].address, address, strlen(address) + 1);
2735         // TODO: maybe it would be better to strip weird characters from name when
2736         // copying it here rather than using a straight strcpy?
2737         strlcpy(cl_iplog_items[cl_iplog_numitems].name, name, strlen(name) + 1);
2738         cl_iplog_numitems++;
2739         if (addtofile)
2740         {
2741                 // add it to the iplog.txt file
2742                 // TODO: this ought to open the one in the userpath version of the base
2743                 // gamedir, not the current gamedir
2744                 Log_Printf(cl_iplog_name.string, "%s %s\n", address, name);
2745                 if (developer.integer >= 100)
2746                         Con_Printf("CL_IPLog_Add: appending this line to %s: %s %s\n", cl_iplog_name.string, address, name);
2747         }
2748 }
2749
2750 static void CL_IPLog_Load(void)
2751 {
2752         int i, len, linenumber;
2753         char *text, *textend;
2754         unsigned char *filedata;
2755         fs_offset_t filesize;
2756         char line[MAX_INPUTLINE];
2757         char address[MAX_INPUTLINE];
2758         cl_iplog_loaded = true;
2759         // TODO: this ought to open the one in the userpath version of the base
2760         // gamedir, not the current gamedir
2761         filedata = FS_LoadFile(cl_iplog_name.string, tempmempool, true, &filesize);
2762         if (!filedata)
2763                 return;
2764         text = (char *)filedata;
2765         textend = text + filesize;
2766         for (linenumber = 1;text < textend;linenumber++)
2767         {
2768                 for (len = 0;text < textend && *text != '\r' && *text != '\n';text++)
2769                         if (len < (int)sizeof(line) - 1)
2770                                 line[len++] = *text;
2771                 line[len] = 0;
2772                 if (text < textend && *text == '\r' && text[1] == '\n')
2773                         text++;
2774                 if (text < textend && *text == '\n')
2775                         text++;
2776                 if (line[0] == '/' && line[1] == '/')
2777                         continue; // skip comments if anyone happens to add them
2778                 for (i = 0;i < len && !ISWHITESPACE(line[i]);i++)
2779                         address[i] = line[i];
2780                 address[i] = 0;
2781                 // skip exactly one space character
2782                 i++;
2783                 // address contains the address with termination,
2784                 // line + i contains the name with termination
2785                 if (address[0] && line[i])
2786                         CL_IPLog_Add(address, line + i, false, false);
2787                 else
2788                         Con_Printf("%s:%i: could not parse address and name:\n%s\n", cl_iplog_name.string, linenumber, line);
2789         }
2790 }
2791
2792 static void CL_IPLog_List_f(void)
2793 {
2794         int i, j;
2795         const char *addressprefix;
2796         if (Cmd_Argc() > 2)
2797         {
2798                 Con_Printf("usage: %s 123.456.789.\n", Cmd_Argv(0));
2799                 return;
2800         }
2801         addressprefix = "";
2802         if (Cmd_Argc() >= 2)
2803                 addressprefix = Cmd_Argv(1);
2804         if (!cl_iplog_loaded)
2805                 CL_IPLog_Load();
2806         if (addressprefix && addressprefix[0])
2807                 Con_Printf("Listing iplog addresses beginning with %s\n", addressprefix);
2808         else
2809                 Con_Printf("Listing all iplog entries\n");
2810         Con_Printf("address         name\n");
2811         for (i = 0;i < cl_iplog_numitems;i++)
2812         {
2813                 if (addressprefix && addressprefix[0])
2814                 {
2815                         for (j = 0;addressprefix[j];j++)
2816                                 if (addressprefix[j] != cl_iplog_items[i].address[j])
2817                                         break;
2818                         // if this address does not begin with the addressprefix string
2819                         // simply omit it from the output
2820                         if (addressprefix[j])
2821                                 continue;
2822                 }
2823                 // if name is less than 15 characters, left justify it and pad
2824                 // if name is more than 15 characters, print all of it, not worrying
2825                 // about the fact it will misalign the columns
2826                 if (strlen(cl_iplog_items[i].address) < 15)
2827                         Con_Printf("%-15s %s\n", cl_iplog_items[i].address, cl_iplog_items[i].name);
2828                 else
2829                         Con_Printf("%5s %s\n", cl_iplog_items[i].address, cl_iplog_items[i].name);
2830         }
2831 }
2832
2833 // look for anything interesting like player IP addresses or ping reports
2834 qboolean CL_ExaminePrintString(const char *text)
2835 {
2836         int len;
2837         const char *t;
2838         char temp[MAX_INPUTLINE];
2839         if (!strcmp(text, "Client ping times:\n"))
2840         {
2841                 cl.parsingtextmode = CL_PARSETEXTMODE_PING;
2842                 // hide ping reports in demos
2843                 if (cls.demoplayback)
2844                         cl.parsingtextexpectingpingforscores = 1;
2845                 for(cl.parsingtextplayerindex = 0; cl.parsingtextplayerindex < cl.maxclients && !cl.scores[cl.parsingtextplayerindex].name[0]; cl.parsingtextplayerindex++)
2846                         ;
2847                 if (cl.parsingtextplayerindex >= cl.maxclients) // should never happen, since the client itself should be in cl.scores
2848                 {
2849                         Con_Printf("ping reply but empty scoreboard?!?\n");
2850                         cl.parsingtextmode = CL_PARSETEXTMODE_NONE;
2851                         cl.parsingtextexpectingpingforscores = 0;
2852                 }
2853                 cl.parsingtextexpectingpingforscores = cl.parsingtextexpectingpingforscores ? 2 : 0;
2854                 return !cl.parsingtextexpectingpingforscores;
2855         }
2856         if (!strncmp(text, "host:    ", 9))
2857         {
2858                 // cl.parsingtextexpectingpingforscores = false; // really?
2859                 cl.parsingtextmode = CL_PARSETEXTMODE_STATUS;
2860                 cl.parsingtextplayerindex = 0;
2861                 return true;
2862         }
2863         if (cl.parsingtextmode == CL_PARSETEXTMODE_PING)
2864         {
2865                 // if anything goes wrong, we'll assume this is not a ping report
2866                 qboolean expected = cl.parsingtextexpectingpingforscores;
2867                 cl.parsingtextexpectingpingforscores = 0;
2868                 cl.parsingtextmode = CL_PARSETEXTMODE_NONE;
2869                 t = text;
2870                 while (*t == ' ')
2871                         t++;
2872                 if ((*t >= '0' && *t <= '9') || *t == '-')
2873                 {
2874                         int ping = atoi(t);
2875                         while ((*t >= '0' && *t <= '9') || *t == '-')
2876                                 t++;
2877                         if (*t == ' ')
2878                         {
2879                                 int charindex = 0;
2880                                 t++;
2881                                 if(cl.parsingtextplayerindex < cl.maxclients)
2882                                 {
2883                                         for (charindex = 0;cl.scores[cl.parsingtextplayerindex].name[charindex] == t[charindex];charindex++)
2884                                                 ;
2885                                         // note: the matching algorithm stops at the end of the player name because some servers append text such as " READY" after the player name in the scoreboard but not in the ping report
2886                                         //if (cl.scores[cl.parsingtextplayerindex].name[charindex] == 0 && t[charindex] == '\n')
2887                                         if (t[charindex] == '\n')
2888                                         {
2889                                                 cl.scores[cl.parsingtextplayerindex].qw_ping = bound(0, ping, 9999);
2890                                                 for (cl.parsingtextplayerindex++;cl.parsingtextplayerindex < cl.maxclients && !cl.scores[cl.parsingtextplayerindex].name[0];cl.parsingtextplayerindex++)
2891                                                         ;
2892                                                 //if (cl.parsingtextplayerindex < cl.maxclients) // we could still get unconnecteds!
2893                                                 {
2894                                                         // we parsed a valid ping entry, so expect another to follow
2895                                                         cl.parsingtextmode = CL_PARSETEXTMODE_PING;
2896                                                         cl.parsingtextexpectingpingforscores = expected;
2897                                                 }
2898                                                 return !expected;
2899                                         }
2900                                 }
2901                                 if (!strncmp(t, "unconnected\n", 12))
2902                                 {
2903                                         // just ignore
2904                                         cl.parsingtextmode = CL_PARSETEXTMODE_PING;
2905                                         cl.parsingtextexpectingpingforscores = expected;
2906                                         return !expected;
2907                                 }
2908                                 else
2909                                         Con_DPrintf("player names '%s' and '%s' didn't match\n", cl.scores[cl.parsingtextplayerindex].name, t);
2910                         }
2911                 }
2912         }
2913         if (cl.parsingtextmode == CL_PARSETEXTMODE_STATUS)
2914         {
2915                 if (!strncmp(text, "players: ", 9))
2916                 {
2917                         cl.parsingtextmode = CL_PARSETEXTMODE_STATUS_PLAYERID;
2918                         cl.parsingtextplayerindex = 0;
2919                         return true;
2920                 }
2921                 else if (!strstr(text, ": "))
2922                 {
2923                         cl.parsingtextmode = CL_PARSETEXTMODE_NONE; // status report ended
2924                         return true;
2925                 }
2926         }
2927         if (cl.parsingtextmode == CL_PARSETEXTMODE_STATUS_PLAYERID)
2928         {
2929                 // if anything goes wrong, we'll assume this is not a status report
2930                 cl.parsingtextmode = CL_PARSETEXTMODE_NONE;
2931                 if (text[0] == '#' && text[1] >= '0' && text[1] <= '9')
2932                 {
2933                         t = text + 1;
2934                         cl.parsingtextplayerindex = atoi(t) - 1;
2935                         while (*t >= '0' && *t <= '9')
2936                                 t++;
2937                         if (*t == ' ')
2938                         {
2939                                 cl.parsingtextmode = CL_PARSETEXTMODE_STATUS_PLAYERIP;
2940                                 return true;
2941                         }
2942                         // the player name follows here, along with frags and time
2943                 }
2944         }
2945         if (cl.parsingtextmode == CL_PARSETEXTMODE_STATUS_PLAYERIP)
2946         {
2947                 // if anything goes wrong, we'll assume this is not a status report
2948                 cl.parsingtextmode = CL_PARSETEXTMODE_NONE;
2949                 if (text[0] == ' ')
2950                 {
2951                         t = text;
2952                         while (*t == ' ')
2953                                 t++;
2954                         for (len = 0;*t && *t != '\n';t++)
2955                                 if (len < (int)sizeof(temp) - 1)
2956                                         temp[len++] = *t;
2957                         temp[len] = 0;
2958                         // botclient is perfectly valid, but we don't care about bots
2959                         // also don't try to look up the name of an invalid player index
2960                         if (strcmp(temp, "botclient")
2961                          && cl.parsingtextplayerindex >= 0
2962                          && cl.parsingtextplayerindex < cl.maxclients
2963                          && cl.scores[cl.parsingtextplayerindex].name[0])
2964                         {
2965                                 // log the player name and IP address string
2966                                 // (this operates entirely on strings to avoid issues with the
2967                                 //  nature of a network address)
2968                                 CL_IPLog_Add(temp, cl.scores[cl.parsingtextplayerindex].name, true, true);
2969                         }
2970                         cl.parsingtextmode = CL_PARSETEXTMODE_STATUS_PLAYERID;
2971                         return true;
2972                 }
2973         }
2974         return true;
2975 }
2976
2977 extern cvar_t slowmo;
2978 extern void CSQC_UpdateNetworkTimes(double newtime, double oldtime);
2979 static void CL_NetworkTimeReceived(double newtime)
2980 {
2981         double timehigh;
2982         cl.mtime[1] = cl.mtime[0];
2983         cl.mtime[0] = newtime;
2984         if (cls.timedemo || (cl.islocalgame && !sv_fixedframeratesingleplayer.integer) || cl.mtime[1] == cl.mtime[0] || cls.signon < SIGNONS)
2985                 cl.time = cl.mtime[1] = newtime;
2986         else if (cls.demoplayback)
2987         {
2988                 // when time falls behind during demo playback it means the cl.mtime[1] was altered
2989                 // due to a large time gap, so treat it as an instant change in time
2990                 // (this can also happen during heavy packet loss in the demo)
2991                 if (cl.time < newtime - 0.1)
2992                         cl.mtime[1] = cl.time = newtime;
2993         }
2994         else if (cls.protocol != PROTOCOL_QUAKEWORLD)
2995         {
2996                 cl.mtime[1] = max(cl.mtime[1], cl.mtime[0] - 0.1);
2997                 if (developer.integer >= 100 && vid_activewindow)
2998                 {
2999                         if (cl.time < cl.mtime[1] - (cl.mtime[0] - cl.mtime[1]))
3000                                 Con_Printf("--- cl.time < cl.mtime[1] (%f < %f ... %f)\n", cl.time, cl.mtime[1], cl.mtime[0]);
3001                         else if (cl.time > cl.mtime[0] + (cl.mtime[0] - cl.mtime[1]))
3002                                 Con_Printf("--- cl.time > cl.mtime[0] (%f > %f ... %f)\n", cl.time, cl.mtime[1], cl.mtime[0]);
3003                 }
3004                 cl.time += (cl.mtime[1] - cl.time) * bound(0, cl_nettimesyncfactor.value, 1);
3005                 timehigh = cl.mtime[1] + (cl.mtime[0] - cl.mtime[1]) * cl_nettimesyncboundtolerance.value;
3006                 if (cl_nettimesyncboundmode.integer == 1)
3007                         cl.time = bound(cl.mtime[1], cl.time, cl.mtime[0]);
3008                 else if (cl_nettimesyncboundmode.integer == 2)
3009                 {
3010                         if (cl.time < cl.mtime[1] || cl.time > timehigh)
3011                                 cl.time = cl.mtime[1];
3012                 }
3013                 else if (cl_nettimesyncboundmode.integer == 3)
3014                 {
3015                         if ((cl.time < cl.mtime[1] && cl.oldtime < cl.mtime[1]) || (cl.time > timehigh && cl.oldtime > timehigh))
3016                                 cl.time = cl.mtime[1];
3017                 }
3018                 else if (cl_nettimesyncboundmode.integer == 4)
3019                 {
3020                         if (fabs(cl.time - cl.mtime[1]) > 0.5)
3021                                 cl.time = cl.mtime[1]; // reset
3022                         else if (fabs(cl.time - cl.mtime[1]) > 0.1)
3023                                 cl.time += 0.5 * (cl.mtime[1] - cl.time); // fast
3024                         else if (cl.time > cl.mtime[1])
3025                                 cl.time -= 0.002 * cl.movevars_timescale; // fall into the past by 2ms
3026                         else
3027                                 cl.time += 0.001 * cl.movevars_timescale; // creep forward 1ms
3028                 }
3029                 else if (cl_nettimesyncboundmode.integer == 5)
3030                 {
3031                         if (fabs(cl.time - cl.mtime[1]) > 0.5)
3032                                 cl.time = cl.mtime[1]; // reset
3033                         else if (fabs(cl.time - cl.mtime[1]) > 0.1)
3034                                 cl.time += 0.5 * (cl.mtime[1] - cl.time); // fast
3035                         else
3036                                 cl.time = bound(cl.time - 0.002 * cl.movevars_timescale, cl.mtime[1], cl.time + 0.001 * cl.movevars_timescale);
3037                 }
3038                 else if (cl_nettimesyncboundmode.integer == 6)
3039                 {
3040                         cl.time = bound(cl.mtime[1], cl.time, cl.mtime[0]);
3041                         cl.time = bound(cl.time - 0.002 * cl.movevars_timescale, cl.mtime[1], cl.time + 0.001 * cl.movevars_timescale);
3042                 }
3043         }
3044         // this packet probably contains a player entity update, so we will need
3045         // to update the prediction
3046         cl.movement_replay = true;
3047         // this may get updated later in parsing by svc_clientdata
3048         cl.onground = false;
3049         // if true the cl.viewangles are interpolated from cl.mviewangles[]
3050         // during this frame
3051         // (makes spectating players much smoother and prevents mouse movement from turning)
3052         cl.fixangle[1] = cl.fixangle[0];
3053         cl.fixangle[0] = false;
3054         if (!cls.demoplayback)
3055                 VectorCopy(cl.mviewangles[0], cl.mviewangles[1]);
3056         // update the csqc's server timestamps, critical for proper sync
3057         CSQC_UpdateNetworkTimes(cl.mtime[0], cl.mtime[1]);
3058 }
3059
3060 #define SHOWNET(x) if(cl_shownet.integer==2)Con_Printf("%3i:%s(%i)\n", msg_readcount-1, x, cmd);
3061
3062 //[515]: csqc
3063 qboolean CL_VM_Parse_TempEntity (void);
3064 void CL_VM_Parse_StuffCmd (const char *msg);
3065 void CL_VM_Parse_CenterPrint (const char *msg);
3066 void CSQC_AddPrintText (const char *msg);
3067 void CSQC_ReadEntities (void);
3068
3069 /*
3070 =====================
3071 CL_ParseServerMessage
3072 =====================
3073 */
3074 int parsingerror = false;
3075 extern void CL_UpdateMoveVars(void);
3076 void CL_ParseServerMessage(void)
3077 {
3078         int                     cmd;
3079         int                     i;
3080         protocolversion_t protocol;
3081         unsigned char           cmdlog[32];
3082         char            *cmdlogname[32], *temp;
3083         int                     cmdindex, cmdcount = 0;
3084         qboolean        qwplayerupdatereceived;
3085
3086         // LordHavoc: moved demo message writing from before the packet parse to
3087         // after the packet parse so that CL_Stop_f can be called by cl_autodemo
3088         // code in CL_ParseServerinfo
3089         //if (cls.demorecording)
3090         //      CL_WriteDemoMessage (&net_message);
3091
3092         cl.last_received_message = realtime;
3093
3094         if (cls.netcon && cls.signon < SIGNONS)
3095                 CL_KeepaliveMessage(false);
3096
3097 //
3098 // if recording demos, copy the message out
3099 //
3100         if (cl_shownet.integer == 1)
3101                 Con_Printf("%f %i\n", realtime, net_message.cursize);
3102         else if (cl_shownet.integer == 2)
3103                 Con_Print("------------------\n");
3104
3105 //
3106 // parse the message
3107 //
3108         //MSG_BeginReading ();
3109
3110         parsingerror = true;
3111
3112         if (cls.protocol == PROTOCOL_QUAKEWORLD)
3113         {
3114                 CL_NetworkTimeReceived(realtime); // qw has no clock
3115
3116                 // kill all qw nails
3117                 cl.qw_num_nails = 0;
3118
3119                 // fade weapon view kick
3120                 cl.qw_weaponkick = min(cl.qw_weaponkick + 10 * bound(0, cl.time - cl.oldtime, 0.1), 0);
3121
3122                 cls.servermovesequence = cls.netcon->qw.incoming_sequence;
3123
3124                 qwplayerupdatereceived = false;
3125
3126                 while (1)
3127                 {
3128                         if (msg_badread)
3129                                 Host_Error ("CL_ParseServerMessage: Bad QW server message");
3130
3131                         cmd = MSG_ReadByte ();
3132
3133                         if (cmd == -1)
3134                         {
3135                                 SHOWNET("END OF MESSAGE");
3136                                 break;          // end of message
3137                         }
3138
3139                         cmdindex = cmdcount & 31;
3140                         cmdcount++;
3141                         cmdlog[cmdindex] = cmd;
3142
3143                         SHOWNET(qw_svc_strings[cmd]);
3144                         cmdlogname[cmdindex] = qw_svc_strings[cmd];
3145                         if (!cmdlogname[cmdindex])
3146                         {
3147                                 // LordHavoc: fix for bizarre problem in MSVC that I do not understand (if I assign the string pointer directly it ends up storing a NULL pointer)
3148                                 temp = "<unknown>";
3149                                 cmdlogname[cmdindex] = temp;
3150                         }
3151
3152                         // other commands
3153                         switch (cmd)
3154                         {
3155                         default:
3156                                 {
3157                                         char description[32*64], temp[64];
3158                                         int count;
3159                                         strlcpy(description, "packet dump: ", sizeof(description));
3160                                         i = cmdcount - 32;
3161                                         if (i < 0)
3162                                                 i = 0;
3163                                         count = cmdcount - i;
3164                                         i &= 31;
3165                                         while(count > 0)
3166                                         {
3167                                                 dpsnprintf(temp, sizeof(temp), "%3i:%s ", cmdlog[i], cmdlogname[i]);
3168                                                 strlcat(description, temp, sizeof(description));
3169                                                 count--;
3170                                                 i++;
3171                                                 i &= 31;
3172                                         }
3173                                         description[strlen(description)-1] = '\n'; // replace the last space with a newline
3174                                         Con_Print(description);
3175                                         Host_Error("CL_ParseServerMessage: Illegible server message");
3176                                 }
3177                                 break;
3178
3179                         case qw_svc_nop:
3180                                 //Con_Printf("qw_svc_nop\n");
3181                                 break;
3182
3183                         case qw_svc_disconnect:
3184                                 Con_Printf("Server disconnected\n");
3185                                 if (cls.demonum != -1)
3186                                         CL_NextDemo();
3187                                 else
3188                                         CL_Disconnect();
3189                                 return;
3190
3191                         case qw_svc_print:
3192                                 i = MSG_ReadByte();
3193                                 temp = MSG_ReadString();
3194                                 if (CL_ExaminePrintString(temp)) // look for anything interesting like player IP addresses or ping reports
3195                                 {
3196                                         if (i == 3) // chat
3197                                                 CSQC_AddPrintText(va("\1%s", temp));    //[515]: csqc
3198                                         else
3199                                                 CSQC_AddPrintText(temp);
3200                                 }
3201                                 break;
3202
3203                         case qw_svc_centerprint:
3204                                 CL_VM_Parse_CenterPrint(MSG_ReadString ());     //[515]: csqc
3205                                 break;
3206
3207                         case qw_svc_stufftext:
3208                                 CL_VM_Parse_StuffCmd(MSG_ReadString ());        //[515]: csqc
3209                                 break;
3210
3211                         case qw_svc_damage:
3212                                 // svc_damage protocol is identical to nq
3213                                 V_ParseDamage ();
3214                                 break;
3215
3216                         case qw_svc_serverdata:
3217                                 //Cbuf_Execute(); // make sure any stuffed commands are done
3218                                 CL_ParseServerInfo();
3219                                 break;
3220
3221                         case qw_svc_setangle:
3222                                 for (i=0 ; i<3 ; i++)
3223                                         cl.viewangles[i] = MSG_ReadAngle (cls.protocol);
3224                                 if (!cls.demoplayback)
3225                                 {
3226                                         cl.fixangle[0] = true;
3227                                         VectorCopy(cl.viewangles, cl.mviewangles[0]);
3228                                         // disable interpolation if this is new
3229                                         if (!cl.fixangle[1])
3230                                                 VectorCopy(cl.viewangles, cl.mviewangles[1]);
3231                                 }
3232                                 break;
3233
3234                         case qw_svc_lightstyle:
3235                                 i = MSG_ReadByte ();
3236                                 if (i >= cl.max_lightstyle)
3237                                 {
3238                                         Con_Printf ("svc_lightstyle >= MAX_LIGHTSTYLES");
3239                                         break;
3240                                 }
3241                                 strlcpy (cl.lightstyle[i].map,  MSG_ReadString(), sizeof (cl.lightstyle[i].map));
3242                                 cl.lightstyle[i].map[MAX_STYLESTRING - 1] = 0;
3243                                 cl.lightstyle[i].length = (int)strlen(cl.lightstyle[i].map);
3244                                 break;
3245
3246                         case qw_svc_sound:
3247                                 CL_ParseStartSoundPacket(false);
3248                                 break;
3249
3250                         case qw_svc_stopsound:
3251                                 i = (unsigned short) MSG_ReadShort();
3252                                 S_StopSound(i>>3, i&7);
3253                                 break;
3254
3255                         case qw_svc_updatefrags:
3256                                 i = MSG_ReadByte();
3257                                 if (i >= cl.maxclients)
3258                                         Host_Error("CL_ParseServerMessage: svc_updatefrags >= cl.maxclients");
3259                                 cl.scores[i].frags = (signed short) MSG_ReadShort();
3260                                 break;
3261
3262                         case qw_svc_updateping:
3263                                 i = MSG_ReadByte();
3264                                 if (i >= cl.maxclients)
3265                                         Host_Error("CL_ParseServerMessage: svc_updateping >= cl.maxclients");
3266                                 cl.scores[i].qw_ping = MSG_ReadShort();
3267                                 break;
3268
3269                         case qw_svc_updatepl:
3270                                 i = MSG_ReadByte();
3271                                 if (i >= cl.maxclients)
3272                                         Host_Error("CL_ParseServerMessage: svc_updatepl >= cl.maxclients");
3273                                 cl.scores[i].qw_packetloss = MSG_ReadByte();
3274                                 break;
3275
3276                         case qw_svc_updateentertime:
3277                                 i = MSG_ReadByte();
3278                                 if (i >= cl.maxclients)
3279                                         Host_Error("CL_ParseServerMessage: svc_updateentertime >= cl.maxclients");
3280                                 // seconds ago
3281                                 cl.scores[i].qw_entertime = cl.time - MSG_ReadFloat();
3282                                 break;
3283
3284                         case qw_svc_spawnbaseline:
3285                                 i = (unsigned short) MSG_ReadShort();
3286                                 if (i < 0 || i >= MAX_EDICTS)
3287                                         Host_Error ("CL_ParseServerMessage: svc_spawnbaseline: invalid entity number %i", i);
3288                                 if (i >= cl.max_entities)
3289                                         CL_ExpandEntities(i);
3290                                 CL_ParseBaseline(cl.entities + i, false);
3291                                 break;
3292                         case qw_svc_spawnstatic:
3293                                 CL_ParseStatic(false);
3294                                 break;
3295                         case qw_svc_temp_entity:
3296                                 if(!CL_VM_Parse_TempEntity())
3297                                         CL_ParseTempEntity ();
3298                                 break;
3299
3300                         case qw_svc_killedmonster:
3301                                 cl.stats[STAT_MONSTERS]++;
3302                                 break;
3303
3304                         case qw_svc_foundsecret:
3305                                 cl.stats[STAT_SECRETS]++;
3306                                 break;
3307
3308                         case qw_svc_updatestat:
3309                                 i = MSG_ReadByte ();
3310                                 if (i < 0 || i >= MAX_CL_STATS)
3311                                         Host_Error ("svc_updatestat: %i is invalid", i);
3312                                 cl.stats[i] = MSG_ReadByte ();
3313                                 break;
3314
3315                         case qw_svc_updatestatlong:
3316                                 i = MSG_ReadByte ();
3317                                 if (i < 0 || i >= MAX_CL_STATS)
3318                                         Host_Error ("svc_updatestatlong: %i is invalid", i);
3319                                 cl.stats[i] = MSG_ReadLong ();
3320                                 break;
3321
3322                         case qw_svc_spawnstaticsound:
3323                                 CL_ParseStaticSound (false);
3324                                 break;
3325
3326                         case qw_svc_cdtrack:
3327                                 cl.cdtrack = cl.looptrack = MSG_ReadByte ();
3328                                 if ( (cls.demoplayback || cls.demorecording) && (cls.forcetrack != -1) )
3329                                         CDAudio_Play ((unsigned char)cls.forcetrack, true);
3330                                 else
3331                                         CDAudio_Play ((unsigned char)cl.cdtrack, true);
3332                                 break;
3333
3334                         case qw_svc_intermission:
3335                                 if(!cl.intermission)
3336                                         cl.completed_time = cl.time;
3337                                 cl.intermission = 1;
3338                                 MSG_ReadVector(cl.qw_intermission_origin, cls.protocol);
3339                                 for (i = 0;i < 3;i++)
3340                                         cl.qw_intermission_angles[i] = MSG_ReadAngle(cls.protocol);
3341                                 break;
3342
3343                         case qw_svc_finale:
3344                                 if(!cl.intermission)
3345                                         cl.completed_time = cl.time;
3346                                 cl.intermission = 2;
3347                                 SCR_CenterPrint(MSG_ReadString ());
3348                                 break;
3349
3350                         case qw_svc_sellscreen:
3351                                 Cmd_ExecuteString ("help", src_command);
3352                                 break;
3353
3354                         case qw_svc_smallkick:
3355                                 cl.qw_weaponkick = -2;
3356                                 break;
3357                         case qw_svc_bigkick:
3358                                 cl.qw_weaponkick = -4;
3359                                 break;
3360
3361                         case qw_svc_muzzleflash:
3362                                 i = (unsigned short) MSG_ReadShort();
3363                                 // NOTE: in QW this only worked on clients
3364                                 if (i < 0 || i >= MAX_EDICTS)
3365                                         Host_Error("CL_ParseServerMessage: svc_spawnbaseline: invalid entity number %i", i);
3366                                 if (i >= cl.max_entities)
3367                                         CL_ExpandEntities(i);
3368                                 cl.entities[i].persistent.muzzleflash = 1.0f;
3369                                 break;
3370
3371                         case qw_svc_updateuserinfo:
3372                                 QW_CL_UpdateUserInfo();
3373                                 break;
3374
3375                         case qw_svc_setinfo:
3376                                 QW_CL_SetInfo();
3377                                 break;
3378
3379                         case qw_svc_serverinfo:
3380                                 QW_CL_ServerInfo();
3381                                 break;
3382
3383                         case qw_svc_download:
3384                                 QW_CL_ParseDownload();
3385                                 break;
3386
3387                         case qw_svc_playerinfo:
3388                                 // slightly kill qw player entities now that we know there is
3389                                 // an update of player entities this frame...
3390                                 if (!qwplayerupdatereceived)
3391                                 {
3392                                         qwplayerupdatereceived = true;
3393                                         for (i = 1;i < cl.maxclients;i++)
3394                                                 cl.entities_active[i] = false;
3395                                 }
3396                                 EntityStateQW_ReadPlayerUpdate();
3397                                 break;
3398
3399                         case qw_svc_nails:
3400                                 QW_CL_ParseNails();
3401                                 break;
3402
3403                         case qw_svc_chokecount:
3404                                 i = MSG_ReadByte();
3405                                 // FIXME: apply to netgraph
3406                                 //for (j = 0;j < i;j++)
3407                                 //      cl.frames[(cls.netcon->qw.incoming_acknowledged-1-j)&QW_UPDATE_MASK].receivedtime = -2;
3408                                 break;
3409
3410                         case qw_svc_modellist:
3411                                 QW_CL_ParseModelList();
3412                                 break;
3413
3414                         case qw_svc_soundlist:
3415                                 QW_CL_ParseSoundList();
3416                                 break;
3417
3418                         case qw_svc_packetentities:
3419                                 EntityFrameQW_CL_ReadFrame(false);
3420                                 // first update is the final signon stage
3421                                 if (cls.signon == SIGNONS - 1)
3422                                 {
3423                                         cls.signon = SIGNONS;
3424                                         CL_SignonReply ();
3425                                 }
3426                                 break;
3427
3428                      &nb