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