added R_ScrollTexCoord2f (copies while texture coordinates with an offset)
[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
24 char *svc_strings[128] =
25 {
26         "svc_bad",
27         "svc_nop",
28         "svc_disconnect",
29         "svc_updatestat",
30         "svc_version",          // [long] server version
31         "svc_setview",          // [short] entity number
32         "svc_sound",                    // <see code>
33         "svc_time",                     // [float] server time
34         "svc_print",                    // [string] null terminated string
35         "svc_stufftext",                // [string] stuffed into client's console buffer
36                                                 // the string should be \n terminated
37         "svc_setangle",         // [vec3] set the view angle to this absolute value
38
39         "svc_serverinfo",               // [long] version
40                                                 // [string] signon string
41                                                 // [string]..[0]model cache [string]...[0]sounds cache
42                                                 // [string]..[0]item cache
43         "svc_lightstyle",               // [byte] [string]
44         "svc_updatename",               // [byte] [string]
45         "svc_updatefrags",      // [byte] [short]
46         "svc_clientdata",               // <shortbits + data>
47         "svc_stopsound",                // <see code>
48         "svc_updatecolors",     // [byte] [byte]
49         "svc_particle",         // [vec3] <variable>
50         "svc_damage",                   // [byte] impact [byte] blood [vec3] from
51
52         "svc_spawnstatic",
53         "OBSOLETE svc_spawnbinary",
54         "svc_spawnbaseline",
55
56         "svc_temp_entity",              // <variable>
57         "svc_setpause",
58         "svc_signonnum",
59         "svc_centerprint",
60         "svc_killedmonster",
61         "svc_foundsecret",
62         "svc_spawnstaticsound",
63         "svc_intermission",
64         "svc_finale",                   // [string] music [string] text
65         "svc_cdtrack",                  // [byte] track [byte] looptrack
66         "svc_sellscreen",
67         "svc_cutscene",
68         "svc_showlmp",  // [string] iconlabel [string] lmpfile [short] x [short] y
69         "svc_hidelmp",  // [string] iconlabel
70         "svc_skybox", // [string] skyname
71         "", // 38
72         "", // 39
73         "", // 40
74         "", // 41
75         "", // 42
76         "", // 43
77         "", // 44
78         "", // 45
79         "", // 46
80         "", // 47
81         "", // 48
82         "", // 49
83         "svc_cgame", //                         50              // [short] length [bytes] data
84         "svc_unusedlh1", //                     51              // unused
85         "svc_effect", //                        52              // [vector] org [byte] modelindex [byte] startframe [byte] framecount [byte] framerate
86         "svc_effect2", //                       53              // [vector] org [short] modelindex [short] startframe [byte] framecount [byte] framerate
87         "svc_sound2", //                        54              // short soundindex instead of byte
88         "svc_spawnbaseline2", //        55              // short modelindex instead of byte
89         "svc_spawnstatic2", //          56              // short modelindex instead of byte
90         "svc_entities", //                      57              // [int] deltaframe [int] thisframe [float vector] eye [variable length] entitydata
91         "svc_unusedlh3", //                     58
92         "svc_spawnstaticsound2", //     59              // [coord3] [short] samp [byte] vol [byte] aten
93 };
94
95 //=============================================================================
96
97 cvar_t demo_nehahra = {0, "demo_nehahra", "0"};
98
99 qboolean Nehahrademcompatibility; // LordHavoc: to allow playback of the early Nehahra movie segments
100 int dpprotocol; // LordHavoc: version of network protocol, or 0 if not DarkPlaces
101
102 /*
103 ==================
104 CL_ParseStartSoundPacket
105 ==================
106 */
107 void CL_ParseStartSoundPacket(int largesoundindex)
108 {
109         vec3_t  pos;
110         int     channel, ent;
111         int     sound_num;
112         int     volume;
113         int     field_mask;
114         float   attenuation;
115         int             i;
116
117         field_mask = MSG_ReadByte();
118
119         if (field_mask & SND_VOLUME)
120                 volume = MSG_ReadByte ();
121         else
122                 volume = DEFAULT_SOUND_PACKET_VOLUME;
123
124         if (field_mask & SND_ATTENUATION)
125                 attenuation = MSG_ReadByte () / 64.0;
126         else
127                 attenuation = DEFAULT_SOUND_PACKET_ATTENUATION;
128
129         if (field_mask & SND_LARGEENTITY)
130         {
131                 ent = (unsigned short) MSG_ReadShort ();
132                 channel = MSG_ReadByte ();
133         }
134         else
135         {
136                 channel = (unsigned short) MSG_ReadShort ();
137                 ent = channel >> 3;
138                 channel &= 7;
139         }
140
141         if (largesoundindex || field_mask & SND_LARGESOUND)
142                 sound_num = (unsigned short) MSG_ReadShort ();
143         else
144                 sound_num = MSG_ReadByte ();
145
146         if (sound_num >= MAX_SOUNDS)
147                 Host_Error("CL_ParseStartSoundPacket: sound_num (%i) >= MAX_SOUNDS (%i)\n", sound_num, MAX_SOUNDS);
148
149
150         if (ent >= MAX_EDICTS)
151                 Host_Error ("CL_ParseStartSoundPacket: ent = %i", ent);
152
153         for (i = 0;i < 3;i++)
154                 pos[i] = MSG_ReadCoord ();
155
156         S_StartSound (ent, channel, cl.sound_precache[sound_num], pos, volume/255.0, attenuation);
157 }
158
159 /*
160 ==================
161 CL_KeepaliveMessage
162
163 When the client is taking a long time to load stuff, send keepalive messages
164 so the server doesn't disconnect.
165 ==================
166 */
167 void CL_KeepaliveMessage (void)
168 {
169         float   time;
170         static float lastmsg;
171         int             ret;
172         int             c;
173         sizebuf_t       old;
174         qbyte           olddata[8192];
175
176         if (sv.active)
177                 return;         // no need if server is local
178         if (cls.demoplayback)
179                 return;
180
181 // read messages from server, should just be nops
182         old = net_message;
183         memcpy (olddata, net_message.data, net_message.cursize);
184
185         do
186         {
187                 ret = CL_GetMessage ();
188                 switch (ret)
189                 {
190                 default:
191                         Host_Error ("CL_KeepaliveMessage: CL_GetMessage failed");
192                 case 0:
193                         break;  // nothing waiting
194                 case 1:
195                         Host_Error ("CL_KeepaliveMessage: received a message");
196                         break;
197                 case 2:
198                         c = MSG_ReadByte();
199                         if (c != svc_nop)
200                                 Host_Error ("CL_KeepaliveMessage: datagram wasn't a nop");
201                         break;
202                 }
203         } while (ret);
204
205         net_message = old;
206         memcpy (net_message.data, olddata, net_message.cursize);
207
208 // check time
209         time = Sys_DoubleTime ();
210         if (time - lastmsg < 5)
211                 return;
212         lastmsg = time;
213
214 // write out a nop
215         Con_Printf ("--> client to server keepalive\n");
216
217         MSG_WriteByte (&cls.message, clc_nop);
218         NET_SendMessage (cls.netcon, &cls.message);
219         SZ_Clear (&cls.message);
220 }
221
222 void CL_ParseEntityLump(char *entdata)
223 {
224         const char *data;
225         char key[128], value[4096];
226         FOG_clear(); // LordHavoc: no fog until set
227         R_SetSkyBox(""); // LordHavoc: no environment mapped sky until set
228         data = entdata;
229         if (!data)
230                 return;
231         if (!COM_ParseToken(&data))
232                 return; // error
233         if (com_token[0] != '{')
234                 return; // error
235         while (1)
236         {
237                 if (!COM_ParseToken(&data))
238                         return; // error
239                 if (com_token[0] == '}')
240                         break; // end of worldspawn
241                 if (com_token[0] == '_')
242                         strcpy(key, com_token + 1);
243                 else
244                         strcpy(key, com_token);
245                 while (key[strlen(key)-1] == ' ') // remove trailing spaces
246                         key[strlen(key)-1] = 0;
247                 if (!COM_ParseToken(&data))
248                         return; // error
249                 strcpy(value, com_token);
250                 if (!strcmp("sky", key))
251                         R_SetSkyBox(value);
252                 else if (!strcmp("skyname", key)) // non-standard, introduced by QuakeForge... sigh.
253                         R_SetSkyBox(value);
254                 else if (!strcmp("qlsky", key)) // non-standard, introduced by QuakeLives (EEK)
255                         R_SetSkyBox(value);
256                 else if (!strcmp("fog", key))
257                         sscanf(value, "%f %f %f %f", &fog_density, &fog_red, &fog_green, &fog_blue);
258                 else if (!strcmp("fog_density", key))
259                         fog_density = atof(value);
260                 else if (!strcmp("fog_red", key))
261                         fog_red = atof(value);
262                 else if (!strcmp("fog_green", key))
263                         fog_green = atof(value);
264                 else if (!strcmp("fog_blue", key))
265                         fog_blue = atof(value);
266         }
267 }
268
269 /*
270 =====================
271 CL_SignonReply
272
273 An svc_signonnum has been received, perform a client side setup
274 =====================
275 */
276 static void CL_SignonReply (void)
277 {
278         //char  str[8192];
279
280 Con_DPrintf ("CL_SignonReply: %i\n", cls.signon);
281
282         switch (cls.signon)
283         {
284         case 1:
285                 MSG_WriteByte (&cls.message, clc_stringcmd);
286                 MSG_WriteString (&cls.message, "prespawn");
287                 break;
288
289         case 2:
290                 MSG_WriteByte (&cls.message, clc_stringcmd);
291                 MSG_WriteString (&cls.message, va("name \"%s\"\n", cl_name.string));
292
293                 MSG_WriteByte (&cls.message, clc_stringcmd);
294                 MSG_WriteString (&cls.message, va("color %i %i\n", cl_color.integer >> 4, cl_color.integer & 15));
295
296                 if (cl_pmodel.integer)
297                 {
298                         MSG_WriteByte (&cls.message, clc_stringcmd);
299                         MSG_WriteString (&cls.message, va("pmodel %i\n", cl_pmodel.integer));
300                 }
301
302                 MSG_WriteByte (&cls.message, clc_stringcmd);
303                 MSG_WriteString (&cls.message, "spawn");
304                 break;
305
306         case 3:
307                 MSG_WriteByte (&cls.message, clc_stringcmd);
308                 MSG_WriteString (&cls.message, "begin");
309                 break;
310
311         case 4:
312                 Con_ClearNotify();
313                 break;
314         }
315 }
316
317 /*
318 ==================
319 CL_ParseServerInfo
320 ==================
321 */
322 qbyte entlife[MAX_EDICTS];
323 // FIXME: this is a lot of memory to be keeping around, this needs to be dynamically allocated and freed
324 static char parse_model_precache[MAX_MODELS][MAX_QPATH];
325 static char parse_sound_precache[MAX_SOUNDS][MAX_QPATH];
326 void CL_ParseServerInfo (void)
327 {
328         char *str;
329         int i;
330         int nummodels, numsounds;
331         entity_t *ent;
332
333         Con_DPrintf ("Serverinfo packet received.\n");
334 //
335 // wipe the client_state_t struct
336 //
337         CL_ClearState ();
338
339 // parse protocol version number
340         i = MSG_ReadLong ();
341         if (i != PROTOCOL_VERSION && i != DPPROTOCOL_VERSION1 && i != DPPROTOCOL_VERSION2 && i != DPPROTOCOL_VERSION3 && i != 250)
342         {
343                 Host_Error ("Server is protocol %i, not %i, %i, %i or %i", i, DPPROTOCOL_VERSION1, DPPROTOCOL_VERSION2, DPPROTOCOL_VERSION3, PROTOCOL_VERSION);
344                 return;
345         }
346         Nehahrademcompatibility = false;
347         if (i == 250)
348                 Nehahrademcompatibility = true;
349         if (cls.demoplayback && demo_nehahra.integer)
350                 Nehahrademcompatibility = true;
351         dpprotocol = i;
352         if (dpprotocol != DPPROTOCOL_VERSION1 && dpprotocol != DPPROTOCOL_VERSION2 && dpprotocol != DPPROTOCOL_VERSION3)
353                 dpprotocol = 0;
354
355 // parse maxclients
356         cl.maxclients = MSG_ReadByte ();
357         if (cl.maxclients < 1 || cl.maxclients > MAX_SCOREBOARD)
358         {
359                 Con_Printf("Bad maxclients (%u) from server\n", cl.maxclients);
360                 return;
361         }
362         cl.scores = Mem_Alloc(cl_scores_mempool, cl.maxclients*sizeof(*cl.scores));
363
364 // parse gametype
365         cl.gametype = MSG_ReadByte ();
366
367 // parse signon message
368         str = MSG_ReadString ();
369         strncpy (cl.levelname, str, sizeof(cl.levelname)-1);
370
371 // seperate the printfs so the server message can have a color
372         if (!Nehahrademcompatibility) // no messages when playing the Nehahra movie
373         {
374                 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");
375                 Con_Printf ("%c%s\n", 2, str);
376         }
377
378         // check memory integrity
379         Mem_CheckSentinelsGlobal();
380
381         // disable until we get textures for it
382         R_ResetSkyBox();
383
384         memset (cl.model_precache, 0, sizeof(cl.model_precache));
385         memset (cl.sound_precache, 0, sizeof(cl.sound_precache));
386
387         // touch all of the precached models that are still loaded so we can free
388         // anything that isn't needed
389         Mod_ClearUsed();
390         for (nummodels=1 ; ; nummodels++)
391         {
392                 CL_KeepaliveMessage ();
393                 str = MSG_ReadString ();
394                 if (!str[0])
395                         break;
396                 if (nummodels==MAX_MODELS)
397                         Host_Error ("Server sent too many model precaches\n");
398                 if (strlen(str) >= MAX_QPATH)
399                         Host_Error ("Server sent a precache name of %i characters (max %i)", strlen(str), MAX_QPATH - 1);
400                 strcpy (parse_model_precache[nummodels], str);
401                 Mod_TouchModel (str);
402         }
403
404         // do the same for sounds
405         for (numsounds=1 ; ; numsounds++)
406         {
407                 CL_KeepaliveMessage ();
408                 str = MSG_ReadString ();
409                 if (!str[0])
410                         break;
411                 if (numsounds==MAX_SOUNDS)
412                         Host_Error ("Server sent too many sound precaches\n");
413                 if (strlen(str) >= MAX_QPATH)
414                         Host_Error ("Server sent a precache name of %i characters (max %i)", strlen(str), MAX_QPATH - 1);
415                 strcpy (parse_sound_precache[numsounds], str);
416                 S_TouchSound (str);
417         }
418
419         // purge anything that was not touched
420         Mod_PurgeUnused();
421
422         // now we try to load everything that is new
423
424         // world model
425         CL_KeepaliveMessage ();
426         cl.model_precache[1] = Mod_ForName (parse_model_precache[1], false, false, true);
427         if (cl.model_precache[1] == NULL)
428                 Con_Printf("Map %s not found\n", parse_model_precache[1]);
429
430         // normal models
431         for (i=2 ; i<nummodels ; i++)
432         {
433                 CL_KeepaliveMessage ();
434                 if ((cl.model_precache[i] = Mod_ForName (parse_model_precache[i], false, false, false)) == NULL)
435                         Con_Printf("Model %s not found\n", parse_model_precache[i]);
436         }
437
438         // sounds
439         S_BeginPrecaching ();
440         for (i=1 ; i<numsounds ; i++)
441         {
442                 CL_KeepaliveMessage ();
443                 cl.sound_precache[i] = S_PrecacheSound (parse_sound_precache[i], true);
444         }
445         S_EndPrecaching ();
446
447         // local state
448         ent = &cl_entities[0];
449         // entire entity array was cleared, so just fill in a few fields
450         ent->state_current.active = true;
451         ent->render.model = cl.worldmodel = cl.model_precache[1];
452         //ent->render.scale = 1;
453         ent->render.alpha = 1;
454         ent->render.flags = RENDER_SHADOW;
455         Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, 0, 0, 0, 0, 0, 0, 1);
456         Matrix4x4_Invert_Simple(&ent->render.inversematrix, &ent->render.matrix);
457         CL_BoundingBoxForEntity(&ent->render);
458         // clear entlife array
459         memset(entlife, 0, MAX_EDICTS);
460
461         cl_num_entities = 1;
462
463         R_Modules_NewMap ();
464         CL_CGVM_Start();
465
466         // noclip is turned off at start
467         noclip_anglehack = false;
468
469         // check memory integrity
470         Mem_CheckSentinelsGlobal();
471 }
472
473 void CL_ValidateState(entity_state_t *s)
474 {
475         model_t *model;
476
477         if (!s->active)
478                 return;
479
480         if (s->modelindex >= MAX_MODELS)
481                 Host_Error("CL_ValidateState: modelindex (%i) >= MAX_MODELS (%i)\n", s->modelindex, MAX_MODELS);
482
483         // colormap is client index + 1
484         if (s->colormap > cl.maxclients)
485                 Host_Error ("CL_ValidateState: colormap (%i) > cl.maxclients (%i)", s->colormap, cl.maxclients);
486
487         model = cl.model_precache[s->modelindex];
488         Mod_CheckLoaded(model);
489         if (model && s->frame >= model->numframes)
490         {
491                 Con_DPrintf("CL_ValidateState: no such frame %i in \"%s\"\n", s->frame, model->name);
492                 s->frame = 0;
493         }
494         if (model && s->skin > 0 && s->skin >= model->numskins)
495         {
496                 Con_DPrintf("CL_ValidateState: no such skin %i in \"%s\"\n", s->skin, model->name);
497                 s->skin = 0;
498         }
499 }
500
501 void CL_MoveLerpEntityStates(entity_t *ent)
502 {
503         float odelta[3], adelta[3];
504         VectorSubtract(ent->state_current.origin, ent->persistent.neworigin, odelta);
505         VectorSubtract(ent->state_current.angles, ent->persistent.newangles, adelta);
506         if (!ent->state_previous.active || cls.timedemo || DotProduct(odelta, odelta) > 1000*1000 || cl_nolerp.integer)
507         {
508                 // we definitely shouldn't lerp
509                 ent->persistent.lerpdeltatime = 0;
510                 ent->persistent.lerpstarttime = cl.mtime[1];
511                 VectorCopy(ent->state_current.origin, ent->persistent.oldorigin);
512                 VectorCopy(ent->state_current.angles, ent->persistent.oldangles);
513                 VectorCopy(ent->state_current.origin, ent->persistent.neworigin);
514                 VectorCopy(ent->state_current.angles, ent->persistent.newangles);
515         }
516         else if (ent->state_current.flags & RENDER_STEP)
517         {
518                 // monster interpolation
519                 if (DotProduct(odelta, odelta) + DotProduct(adelta, adelta) > 0.01)
520                 {
521                         ent->persistent.lerpdeltatime = bound(0, cl.mtime[1] - ent->persistent.lerpstarttime, 0.1);
522                         ent->persistent.lerpstarttime = cl.mtime[1];
523                         VectorCopy(ent->persistent.neworigin, ent->persistent.oldorigin);
524                         VectorCopy(ent->persistent.newangles, ent->persistent.oldangles);
525                         VectorCopy(ent->state_current.origin, ent->persistent.neworigin);
526                         VectorCopy(ent->state_current.angles, ent->persistent.newangles);
527                 }
528         }
529         else
530         {
531                 // not a monster
532                 ent->persistent.lerpstarttime = cl.mtime[1];
533                 // no lerp if it's singleplayer
534                 if (sv.active && svs.maxclients == 1 && !ent->state_current.flags & RENDER_STEP)
535                         ent->persistent.lerpdeltatime = 0;
536                 else
537                         ent->persistent.lerpdeltatime = cl.mtime[0] - cl.mtime[1];
538                 VectorCopy(ent->persistent.neworigin, ent->persistent.oldorigin);
539                 VectorCopy(ent->persistent.newangles, ent->persistent.oldangles);
540                 VectorCopy(ent->state_current.origin, ent->persistent.neworigin);
541                 VectorCopy(ent->state_current.angles, ent->persistent.newangles);
542         }
543 }
544
545 /*
546 ==================
547 CL_ParseUpdate
548
549 Parse an entity update message from the server
550 If an entities model or origin changes from frame to frame, it must be
551 relinked.  Other attributes can change without relinking.
552 ==================
553 */
554 void CL_ParseUpdate (int bits)
555 {
556         int num;
557         entity_t *ent;
558         entity_state_t new;
559
560         if (bits & U_MOREBITS)
561                 bits |= (MSG_ReadByte()<<8);
562         if ((bits & U_EXTEND1) && (!Nehahrademcompatibility))
563         {
564                 bits |= MSG_ReadByte() << 16;
565                 if (bits & U_EXTEND2)
566                         bits |= MSG_ReadByte() << 24;
567         }
568
569         if (bits & U_LONGENTITY)
570                 num = (unsigned) MSG_ReadShort ();
571         else
572                 num = (unsigned) MSG_ReadByte ();
573
574         if (num >= MAX_EDICTS)
575                 Host_Error("CL_ParseUpdate: entity number (%i) >= MAX_EDICTS (%i)\n", num, MAX_EDICTS);
576         if (num < 1)
577                 Host_Error("CL_ParseUpdate: invalid entity number (%i)\n", num);
578
579         ent = cl_entities + num;
580
581         // note: this inherits the 'active' state of the baseline chosen
582         // (state_baseline is always active, state_current may not be active if
583         // the entity was missing in the last frame)
584         if (bits & U_DELTA)
585                 new = ent->state_current;
586         else
587         {
588                 new = ent->state_baseline;
589                 new.active = true;
590         }
591
592         new.number = num;
593         new.time = cl.mtime[0];
594         new.flags = 0;
595         if (bits & U_MODEL)             new.modelindex = (new.modelindex & 0xFF00) | MSG_ReadByte();
596         if (bits & U_FRAME)             new.frame = (new.frame & 0xFF00) | MSG_ReadByte();
597         if (bits & U_COLORMAP)  new.colormap = MSG_ReadByte();
598         if (bits & U_SKIN)              new.skin = MSG_ReadByte();
599         if (bits & U_EFFECTS)   new.effects = (new.effects & 0xFF00) | MSG_ReadByte();
600         if (bits & U_ORIGIN1)   new.origin[0] = MSG_ReadCoord();
601         if (bits & U_ANGLE1)    new.angles[0] = MSG_ReadAngle();
602         if (bits & U_ORIGIN2)   new.origin[1] = MSG_ReadCoord();
603         if (bits & U_ANGLE2)    new.angles[1] = MSG_ReadAngle();
604         if (bits & U_ORIGIN3)   new.origin[2] = MSG_ReadCoord();
605         if (bits & U_ANGLE3)    new.angles[2] = MSG_ReadAngle();
606         if (bits & U_STEP)              new.flags |= RENDER_STEP;
607         if (bits & U_ALPHA)             new.alpha = MSG_ReadByte();
608         if (bits & U_SCALE)             new.scale = MSG_ReadByte();
609         if (bits & U_EFFECTS2)  new.effects = (new.effects & 0x00FF) | (MSG_ReadByte() << 8);
610         if (bits & U_GLOWSIZE)  new.glowsize = MSG_ReadByte();
611         if (bits & U_GLOWCOLOR) new.glowcolor = MSG_ReadByte();
612         // apparently the dpcrush demo uses this (unintended, and it uses white anyway)
613         if (bits & U_COLORMOD)  MSG_ReadByte();
614         if (bits & U_GLOWTRAIL) new.flags |= RENDER_GLOWTRAIL;
615         if (bits & U_FRAME2)    new.frame = (new.frame & 0x00FF) | (MSG_ReadByte() << 8);
616         if (bits & U_MODEL2)    new.modelindex = (new.modelindex & 0x00FF) | (MSG_ReadByte() << 8);
617         if (bits & U_VIEWMODEL) new.flags |= RENDER_VIEWMODEL;
618         if (bits & U_EXTERIORMODEL)     new.flags |= RENDER_EXTERIORMODEL;
619
620         // LordHavoc: to allow playback of the Nehahra movie
621         if (Nehahrademcompatibility && (bits & U_EXTEND1))
622         {
623                 // LordHavoc: evil format
624                 int i = MSG_ReadFloat();
625                 int j = MSG_ReadFloat() * 255.0f;
626                 if (i == 2)
627                 {
628                         i = MSG_ReadFloat();
629                         if (i)
630                                 new.effects |= EF_FULLBRIGHT;
631                 }
632                 if (j < 0)
633                         new.alpha = 0;
634                 else if (j == 0 || j >= 255)
635                         new.alpha = 255;
636                 else
637                         new.alpha = j;
638         }
639
640         if (new.active)
641                 CL_ValidateState(&new);
642
643         ent->state_previous = ent->state_current;
644         ent->state_current = new;
645         if (ent->state_current.active)
646         {
647                 CL_MoveLerpEntityStates(ent);
648                 cl_entities_active[ent->state_current.number] = true;
649                 // mark as visible (no kill this frame)
650                 entlife[ent->state_current.number] = 2;
651         }
652 }
653
654 static entity_frame_t entityframe;
655 void CL_ReadEntityFrame(void)
656 {
657         entity_t *ent;
658         int i;
659         EntityFrame_Read(&cl.entitydatabase);
660         EntityFrame_FetchFrame(&cl.entitydatabase, EntityFrame_MostRecentlyRecievedFrameNum(&cl.entitydatabase), &entityframe);
661         for (i = 0;i < entityframe.numentities;i++)
662         {
663                 // copy the states
664                 ent = &cl_entities[entityframe.entitydata[i].number];
665                 ent->state_previous = ent->state_current;
666                 ent->state_current = entityframe.entitydata[i];
667                 CL_MoveLerpEntityStates(ent);
668                 // the entity lives again...
669                 entlife[ent->state_current.number] = 2;
670                 cl_entities_active[ent->state_current.number] = true;
671         }
672 }
673
674 void CL_EntityUpdateSetup(void)
675 {
676 }
677
678 void CL_EntityUpdateEnd(void)
679 {
680         int i;
681         // disable entities that disappeared this frame
682         for (i = 1;i < MAX_EDICTS;i++)
683         {
684                 // clear only the entities that were active last frame but not this
685                 // frame, don't waste time clearing all entities (which would cause
686                 // cache misses)
687                 if (entlife[i])
688                 {
689                         entlife[i]--;
690                         if (!entlife[i])
691                                 cl_entities[i].state_previous.active = cl_entities[i].state_current.active = 0;
692                 }
693         }
694 }
695
696 /*
697 ==================
698 CL_ParseBaseline
699 ==================
700 */
701 void CL_ParseBaseline (entity_t *ent, int large)
702 {
703         int i;
704
705         memset(&ent->state_baseline, 0, sizeof(entity_state_t));
706         ent->state_baseline.active = true;
707         if (large)
708         {
709                 ent->state_baseline.modelindex = (unsigned short) MSG_ReadShort ();
710                 ent->state_baseline.frame = (unsigned short) MSG_ReadShort ();
711         }
712         else
713         {
714                 ent->state_baseline.modelindex = MSG_ReadByte ();
715                 ent->state_baseline.frame = MSG_ReadByte ();
716         }
717         ent->state_baseline.colormap = MSG_ReadByte();
718         ent->state_baseline.skin = MSG_ReadByte();
719         for (i = 0;i < 3;i++)
720         {
721                 ent->state_baseline.origin[i] = MSG_ReadCoord ();
722                 ent->state_baseline.angles[i] = MSG_ReadAngle ();
723         }
724         ent->state_baseline.alpha = 255;
725         ent->state_baseline.scale = 16;
726         ent->state_baseline.glowsize = 0;
727         ent->state_baseline.glowcolor = 254;
728         ent->state_previous = ent->state_current = ent->state_baseline;
729
730         CL_ValidateState(&ent->state_baseline);
731 }
732
733
734 /*
735 ==================
736 CL_ParseClientdata
737
738 Server information pertaining to this client only
739 ==================
740 */
741 void CL_ParseClientdata (int bits)
742 {
743         int i, j;
744
745         bits &= 0xFFFF;
746         if (bits & SU_EXTEND1)
747                 bits |= (MSG_ReadByte() << 16);
748         if (bits & SU_EXTEND2)
749                 bits |= (MSG_ReadByte() << 24);
750
751         if (bits & SU_VIEWHEIGHT)
752                 cl.viewheight = MSG_ReadChar ();
753         else
754                 cl.viewheight = DEFAULT_VIEWHEIGHT;
755
756         if (bits & SU_IDEALPITCH)
757                 cl.idealpitch = MSG_ReadChar ();
758         else
759                 cl.idealpitch = 0;
760
761         VectorCopy (cl.mvelocity[0], cl.mvelocity[1]);
762         for (i=0 ; i<3 ; i++)
763         {
764                 if (bits & (SU_PUNCH1<<i) )
765                 {
766                         if (dpprotocol)
767                                 cl.punchangle[i] = MSG_ReadPreciseAngle();
768                         else
769                                 cl.punchangle[i] = MSG_ReadChar();
770                 }
771                 else
772                         cl.punchangle[i] = 0;
773                 if (bits & (SU_PUNCHVEC1<<i))
774                         cl.punchvector[i] = MSG_ReadCoord();
775                 else
776                         cl.punchvector[i] = 0;
777                 if (bits & (SU_VELOCITY1<<i) )
778                         cl.mvelocity[0][i] = MSG_ReadChar()*16;
779                 else
780                         cl.mvelocity[0][i] = 0;
781         }
782
783         i = MSG_ReadLong ();
784         if (cl.items != i)
785         {       // set flash times
786                 for (j=0 ; j<32 ; j++)
787                         if ( (i & (1<<j)) && !(cl.items & (1<<j)))
788                                 cl.item_gettime[j] = cl.time;
789                 cl.items = i;
790         }
791
792         cl.onground = (bits & SU_ONGROUND) != 0;
793         cl.inwater = (bits & SU_INWATER) != 0;
794
795         cl.stats[STAT_WEAPONFRAME] = (bits & SU_WEAPONFRAME) ? MSG_ReadByte() : 0;
796         cl.stats[STAT_ARMOR] = (bits & SU_ARMOR) ? MSG_ReadByte() : 0;
797         cl.stats[STAT_WEAPON] = (bits & SU_WEAPON) ? MSG_ReadByte() : 0;
798         cl.stats[STAT_HEALTH] = MSG_ReadShort();
799         cl.stats[STAT_AMMO] = MSG_ReadByte();
800
801         cl.stats[STAT_SHELLS] = MSG_ReadByte();
802         cl.stats[STAT_NAILS] = MSG_ReadByte();
803         cl.stats[STAT_ROCKETS] = MSG_ReadByte();
804         cl.stats[STAT_CELLS] = MSG_ReadByte();
805
806         i = MSG_ReadByte ();
807
808         if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE)
809                 cl.stats[STAT_ACTIVEWEAPON] = (1<<i);
810         else
811                 cl.stats[STAT_ACTIVEWEAPON] = i;
812
813         cl.viewzoomold = cl.viewzoomnew; // for interpolation
814         if (bits & SU_VIEWZOOM)
815         {
816                 i = MSG_ReadByte();
817                 if (i < 2)
818                         i = 2;
819                 cl.viewzoomnew = (float) i * (1.0f / 255.0f);
820         }
821         else
822                 cl.viewzoomnew = 1;
823
824 }
825
826 /*
827 =====================
828 CL_ParseStatic
829 =====================
830 */
831 void CL_ParseStatic (int large)
832 {
833         entity_t *ent;
834
835         if (cl_num_static_entities >= cl_max_static_entities)
836                 Host_Error ("Too many static entities");
837         ent = &cl_static_entities[cl_num_static_entities++];
838         CL_ParseBaseline (ent, large);
839
840 // copy it to the current state
841         ent->render.model = cl.model_precache[ent->state_baseline.modelindex];
842         ent->render.frame = ent->render.frame1 = ent->render.frame2 = ent->state_baseline.frame;
843         ent->render.framelerp = 0;
844         // make torchs play out of sync
845         ent->render.frame1time = ent->render.frame2time = lhrandom(-10, -1);
846         ent->render.colormap = -1; // no special coloring
847         ent->render.skinnum = ent->state_baseline.skin;
848         ent->render.effects = ent->state_baseline.effects;
849         ent->render.alpha = 1;
850         //ent->render.scale = 1;
851
852         //VectorCopy (ent->state_baseline.origin, ent->render.origin);
853         //VectorCopy (ent->state_baseline.angles, ent->render.angles);
854
855         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);
856         Matrix4x4_Invert_Simple(&ent->render.inversematrix, &ent->render.matrix);
857         CL_BoundingBoxForEntity(&ent->render);
858
859         // This is definitely cheating...
860         if (ent->render.model == NULL)
861                 cl_num_static_entities--;
862 }
863
864 /*
865 ===================
866 CL_ParseStaticSound
867 ===================
868 */
869 void CL_ParseStaticSound (int large)
870 {
871         vec3_t          org;
872         int                     sound_num, vol, atten;
873
874         MSG_ReadVector(org);
875         if (large)
876                 sound_num = (unsigned short) MSG_ReadShort ();
877         else
878                 sound_num = MSG_ReadByte ();
879         vol = MSG_ReadByte ();
880         atten = MSG_ReadByte ();
881
882         S_StaticSound (cl.sound_precache[sound_num], org, vol, atten);
883 }
884
885 void CL_ParseEffect (void)
886 {
887         vec3_t          org;
888         int                     modelindex, startframe, framecount, framerate;
889
890         MSG_ReadVector(org);
891         modelindex = MSG_ReadByte ();
892         startframe = MSG_ReadByte ();
893         framecount = MSG_ReadByte ();
894         framerate = MSG_ReadByte ();
895
896         CL_Effect(org, modelindex, startframe, framecount, framerate);
897 }
898
899 void CL_ParseEffect2 (void)
900 {
901         vec3_t          org;
902         int                     modelindex, startframe, framecount, framerate;
903
904         MSG_ReadVector(org);
905         modelindex = MSG_ReadShort ();
906         startframe = MSG_ReadShort ();
907         framecount = MSG_ReadByte ();
908         framerate = MSG_ReadByte ();
909
910         CL_Effect(org, modelindex, startframe, framecount, framerate);
911 }
912
913 model_t *cl_model_bolt = NULL;
914 model_t *cl_model_bolt2 = NULL;
915 model_t *cl_model_bolt3 = NULL;
916 model_t *cl_model_beam = NULL;
917
918 sfx_t *cl_sfx_wizhit;
919 sfx_t *cl_sfx_knighthit;
920 sfx_t *cl_sfx_tink1;
921 sfx_t *cl_sfx_ric1;
922 sfx_t *cl_sfx_ric2;
923 sfx_t *cl_sfx_ric3;
924 sfx_t *cl_sfx_r_exp3;
925
926 /*
927 =================
928 CL_ParseTEnt
929 =================
930 */
931 void CL_InitTEnts (void)
932 {
933         cl_sfx_wizhit = S_PrecacheSound ("wizard/hit.wav", false);
934         cl_sfx_knighthit = S_PrecacheSound ("hknight/hit.wav", false);
935         cl_sfx_tink1 = S_PrecacheSound ("weapons/tink1.wav", false);
936         cl_sfx_ric1 = S_PrecacheSound ("weapons/ric1.wav", false);
937         cl_sfx_ric2 = S_PrecacheSound ("weapons/ric2.wav", false);
938         cl_sfx_ric3 = S_PrecacheSound ("weapons/ric3.wav", false);
939         cl_sfx_r_exp3 = S_PrecacheSound ("weapons/r_exp3.wav", false);
940 }
941
942 void CL_ParseBeam (model_t *m, int lightning)
943 {
944         int i, ent;
945         vec3_t start, end;
946         beam_t *b;
947
948         ent = MSG_ReadShort ();
949         MSG_ReadVector(start);
950         MSG_ReadVector(end);
951
952         if (ent >= MAX_EDICTS)
953         {
954                 Con_Printf("CL_ParseBeam: invalid entity number %i\n", ent);
955                 ent = 0;
956         }
957
958         // override any beam with the same entity
959         for (i = 0, b = cl_beams;i < cl_max_beams;i++, b++)
960         {
961                 if (b->entity == ent)
962                 {
963                         //b->entity = ent;
964                         b->lightning = lightning;
965                         b->relativestartvalid = (ent && cl_entities[ent].state_current.active) ? 2 : 0;
966                         b->model = m;
967                         b->endtime = cl.time + 0.2;
968                         VectorCopy (start, b->start);
969                         VectorCopy (end, b->end);
970                         return;
971                 }
972         }
973
974         // find a free beam
975         for (i = 0, b = cl_beams;i < cl_max_beams;i++, b++)
976         {
977                 if (!b->model || b->endtime < cl.time)
978                 {
979                         b->entity = ent;
980                         b->lightning = lightning;
981                         b->relativestartvalid = (ent && cl_entities[ent].state_current.active) ? 2 : 0;
982                         b->model = m;
983                         b->endtime = cl.time + 0.2;
984                         VectorCopy (start, b->start);
985                         VectorCopy (end, b->end);
986                         return;
987                 }
988         }
989         Con_Printf ("beam list overflow!\n");
990 }
991
992 void CL_ParseTempEntity (void)
993 {
994         int type;
995         vec3_t pos;
996         vec3_t dir;
997         vec3_t pos2;
998         vec3_t color;
999         int rnd;
1000         int colorStart, colorLength, count;
1001         float velspeed, radius;
1002         qbyte *tempcolor;
1003
1004         type = MSG_ReadByte ();
1005         switch (type)
1006         {
1007         case TE_WIZSPIKE:
1008                 // spike hitting wall
1009                 MSG_ReadVector(pos);
1010                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 4);
1011                 CL_AllocDlight (NULL, pos, 50, 0.25f, 1.00f, 0.25f, 250, 0.2);
1012                 CL_RunParticleEffect (pos, vec3_origin, 20, 30);
1013                 S_StartSound (-1, 0, cl_sfx_wizhit, pos, 1, 1);
1014                 break;
1015
1016         case TE_KNIGHTSPIKE:
1017                 // spike hitting wall
1018                 MSG_ReadVector(pos);
1019                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 4);
1020                 CL_AllocDlight (NULL, pos, 50, 1.0f, 0.60f, 0.20f, 250, 0.2);
1021                 CL_RunParticleEffect (pos, vec3_origin, 226, 20);
1022                 S_StartSound (-1, 0, cl_sfx_knighthit, pos, 1, 1);
1023                 break;
1024
1025         case TE_SPIKE:
1026                 // spike hitting wall
1027                 MSG_ReadVector(pos);
1028                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 4);
1029                 // LordHavoc: changed to spark shower
1030                 CL_SparkShower(pos, vec3_origin, 15);
1031                 if ( rand() % 5 )
1032                         S_StartSound (-1, 0, cl_sfx_tink1, pos, 1, 1);
1033                 else
1034                 {
1035                         rnd = rand() & 3;
1036                         if (rnd == 1)
1037                                 S_StartSound (-1, 0, cl_sfx_ric1, pos, 1, 1);
1038                         else if (rnd == 2)
1039                                 S_StartSound (-1, 0, cl_sfx_ric2, pos, 1, 1);
1040                         else
1041                                 S_StartSound (-1, 0, cl_sfx_ric3, pos, 1, 1);
1042                 }
1043                 break;
1044         case TE_SPIKEQUAD:
1045                 // quad spike hitting wall
1046                 MSG_ReadVector(pos);
1047                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 4);
1048                 // LordHavoc: changed to spark shower
1049                 CL_SparkShower(pos, vec3_origin, 15);
1050                 CL_AllocDlight (NULL, pos, 200, 0.1f, 0.1f, 1.0f, 1000, 0.2);
1051                 S_StartSound (-1, 0, cl_sfx_r_exp3, pos, 1, 1);
1052                 if ( rand() % 5 )
1053                         S_StartSound (-1, 0, cl_sfx_tink1, pos, 1, 1);
1054                 else
1055                 {
1056                         rnd = rand() & 3;
1057                         if (rnd == 1)
1058                                 S_StartSound (-1, 0, cl_sfx_ric1, pos, 1, 1);
1059                         else if (rnd == 2)
1060                                 S_StartSound (-1, 0, cl_sfx_ric2, pos, 1, 1);
1061                         else
1062                                 S_StartSound (-1, 0, cl_sfx_ric3, pos, 1, 1);
1063                 }
1064                 break;
1065         case TE_SUPERSPIKE:
1066                 // super spike hitting wall
1067                 MSG_ReadVector(pos);
1068                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 4);
1069                 // LordHavoc: changed to dust shower
1070                 CL_SparkShower(pos, vec3_origin, 30);
1071                 if ( rand() % 5 )
1072                         S_StartSound (-1, 0, cl_sfx_tink1, pos, 1, 1);
1073                 else
1074                 {
1075                         rnd = rand() & 3;
1076                         if (rnd == 1)
1077                                 S_StartSound (-1, 0, cl_sfx_ric1, pos, 1, 1);
1078                         else if (rnd == 2)
1079                                 S_StartSound (-1, 0, cl_sfx_ric2, pos, 1, 1);
1080                         else
1081                                 S_StartSound (-1, 0, cl_sfx_ric3, pos, 1, 1);
1082                 }
1083                 break;
1084         case TE_SUPERSPIKEQUAD:
1085                 // quad super spike hitting wall
1086                 MSG_ReadVector(pos);
1087                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 4);
1088                 // LordHavoc: changed to dust shower
1089                 CL_SparkShower(pos, vec3_origin, 30);
1090                 CL_AllocDlight (NULL, pos, 200, 0.1f, 0.1f, 1.0f, 1000, 0.2);
1091                 if ( rand() % 5 )
1092                         S_StartSound (-1, 0, cl_sfx_tink1, pos, 1, 1);
1093                 else
1094                 {
1095                         rnd = rand() & 3;
1096                         if (rnd == 1)
1097                                 S_StartSound (-1, 0, cl_sfx_ric1, pos, 1, 1);
1098                         else if (rnd == 2)
1099                                 S_StartSound (-1, 0, cl_sfx_ric2, pos, 1, 1);
1100                         else
1101                                 S_StartSound (-1, 0, cl_sfx_ric3, pos, 1, 1);
1102                 }
1103                 break;
1104                 // LordHavoc: added for improved blood splatters
1105         case TE_BLOOD:
1106                 // blood puff
1107                 MSG_ReadVector(pos);
1108                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 4);
1109                 dir[0] = MSG_ReadChar ();
1110                 dir[1] = MSG_ReadChar ();
1111                 dir[2] = MSG_ReadChar ();
1112                 count = MSG_ReadByte ();
1113                 CL_BloodPuff(pos, dir, count);
1114                 break;
1115         case TE_BLOOD2:
1116                 // blood puff
1117                 MSG_ReadVector(pos);
1118                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 4);
1119                 CL_BloodPuff(pos, vec3_origin, 10);
1120                 break;
1121         case TE_SPARK:
1122                 // spark shower
1123                 MSG_ReadVector(pos);
1124                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 4);
1125                 dir[0] = MSG_ReadChar ();
1126                 dir[1] = MSG_ReadChar ();
1127                 dir[2] = MSG_ReadChar ();
1128                 count = MSG_ReadByte ();
1129                 CL_SparkShower(pos, dir, count);
1130                 break;
1131         case TE_PLASMABURN:
1132                 MSG_ReadVector(pos);
1133                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 4);
1134                 CL_AllocDlight (NULL, pos, 200, 1, 1, 1, 1000, 0.2);
1135                 CL_PlasmaBurn(pos);
1136                 break;
1137                 // LordHavoc: added for improved gore
1138         case TE_BLOODSHOWER:
1139                 // vaporized body
1140                 MSG_ReadVector(pos); // mins
1141                 MSG_ReadVector(pos2); // maxs
1142                 velspeed = MSG_ReadCoord (); // speed
1143                 count = MSG_ReadShort (); // number of particles
1144                 CL_BloodShower(pos, pos2, velspeed, count);
1145                 break;
1146         case TE_PARTICLECUBE:
1147                 // general purpose particle effect
1148                 MSG_ReadVector(pos); // mins
1149                 MSG_ReadVector(pos2); // maxs
1150                 MSG_ReadVector(dir); // dir
1151                 count = MSG_ReadShort (); // number of particles
1152                 colorStart = MSG_ReadByte (); // color
1153                 colorLength = MSG_ReadByte (); // gravity (1 or 0)
1154                 velspeed = MSG_ReadCoord (); // randomvel
1155                 CL_ParticleCube(pos, pos2, dir, count, colorStart, colorLength, velspeed);
1156                 break;
1157
1158         case TE_PARTICLERAIN:
1159                 // general purpose particle effect
1160                 MSG_ReadVector(pos); // mins
1161                 MSG_ReadVector(pos2); // maxs
1162                 MSG_ReadVector(dir); // dir
1163                 count = MSG_ReadShort (); // number of particles
1164                 colorStart = MSG_ReadByte (); // color
1165                 CL_ParticleRain(pos, pos2, dir, count, colorStart, 0);
1166                 break;
1167
1168         case TE_PARTICLESNOW:
1169                 // general purpose particle effect
1170                 MSG_ReadVector(pos); // mins
1171                 MSG_ReadVector(pos2); // maxs
1172                 MSG_ReadVector(dir); // dir
1173                 count = MSG_ReadShort (); // number of particles
1174                 colorStart = MSG_ReadByte (); // color
1175                 CL_ParticleRain(pos, pos2, dir, count, colorStart, 1);
1176                 break;
1177
1178         case TE_GUNSHOT:
1179                 // bullet hitting wall
1180                 MSG_ReadVector(pos);
1181                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 4);
1182                 // LordHavoc: changed to dust shower
1183                 CL_SparkShower(pos, vec3_origin, 15);
1184                 break;
1185
1186         case TE_GUNSHOTQUAD:
1187                 // quad bullet hitting wall
1188                 MSG_ReadVector(pos);
1189                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 4);
1190                 CL_SparkShower(pos, vec3_origin, 15);
1191                 CL_AllocDlight (NULL, pos, 200, 0.1f, 0.1f, 1.0f, 1000, 0.2);
1192                 break;
1193
1194         case TE_EXPLOSION:
1195                 // rocket explosion
1196                 MSG_ReadVector(pos);
1197                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 10);
1198                 CL_ParticleExplosion (pos);
1199                 // LordHavoc: boosted color from 1.0, 0.8, 0.4 to 1.25, 1.0, 0.5
1200                 CL_AllocDlight (NULL, pos, 350, 1.25f, 1.0f, 0.5f, 700, 0.5);
1201                 S_StartSound (-1, 0, cl_sfx_r_exp3, pos, 1, 1);
1202                 break;
1203
1204         case TE_EXPLOSIONQUAD:
1205                 // quad rocket explosion
1206                 MSG_ReadVector(pos);
1207                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 10);
1208                 CL_ParticleExplosion (pos);
1209                 CL_AllocDlight (NULL, pos, 600, 0.5f, 0.4f, 1.0f, 1200, 0.5);
1210                 S_StartSound (-1, 0, cl_sfx_r_exp3, pos, 1, 1);
1211                 break;
1212
1213         case TE_EXPLOSION3:
1214                 // Nehahra movie colored lighting explosion
1215                 MSG_ReadVector(pos);
1216                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 10);
1217                 CL_ParticleExplosion (pos);
1218                 CL_AllocDlight (NULL, pos, 350, MSG_ReadCoord(), MSG_ReadCoord(), MSG_ReadCoord(), 700, 0.5);
1219                 S_StartSound (-1, 0, cl_sfx_r_exp3, pos, 1, 1);
1220                 break;
1221
1222         case TE_EXPLOSIONRGB:
1223                 // colored lighting explosion
1224                 MSG_ReadVector(pos);
1225                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 10);
1226                 CL_ParticleExplosion (pos);
1227                 color[0] = MSG_ReadByte() * (1.0 / 255.0);
1228                 color[1] = MSG_ReadByte() * (1.0 / 255.0);
1229                 color[2] = MSG_ReadByte() * (1.0 / 255.0);
1230                 CL_AllocDlight (NULL, pos, 350, color[0], color[1], color[2], 700, 0.5);
1231                 S_StartSound (-1, 0, cl_sfx_r_exp3, pos, 1, 1);
1232                 break;
1233
1234         case TE_TAREXPLOSION:
1235                 // tarbaby explosion
1236                 MSG_ReadVector(pos);
1237                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 10);
1238                 CL_BlobExplosion (pos);
1239
1240                 S_StartSound (-1, 0, cl_sfx_r_exp3, pos, 1, 1);
1241                 CL_AllocDlight (NULL, pos, 600, 0.8f, 0.4f, 1.0f, 1200, 0.5);
1242                 S_StartSound (-1, 0, cl_sfx_r_exp3, pos, 1, 1);
1243                 break;
1244
1245         case TE_SMALLFLASH:
1246                 MSG_ReadVector(pos);
1247                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 10);
1248                 CL_AllocDlight (NULL, pos, 200, 1, 1, 1, 1000, 0.2);
1249                 break;
1250
1251         case TE_CUSTOMFLASH:
1252                 MSG_ReadVector(pos);
1253                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 4);
1254                 radius = MSG_ReadByte() * 8;
1255                 velspeed = (MSG_ReadByte() + 1) * (1.0 / 256.0);
1256                 color[0] = MSG_ReadByte() * (1.0 / 255.0);
1257                 color[1] = MSG_ReadByte() * (1.0 / 255.0);
1258                 color[2] = MSG_ReadByte() * (1.0 / 255.0);
1259                 CL_AllocDlight (NULL, pos, radius, color[0], color[1], color[2], radius / velspeed, velspeed);
1260                 break;
1261
1262         case TE_FLAMEJET:
1263                 MSG_ReadVector(pos);
1264                 MSG_ReadVector(dir);
1265                 count = MSG_ReadByte();
1266                 CL_Flames(pos, dir, count);
1267                 break;
1268
1269         case TE_LIGHTNING1:
1270                 // lightning bolts
1271                 if (!cl_model_bolt)
1272                         cl_model_bolt = Mod_ForName("progs/bolt.mdl", true, false, false);
1273                 CL_ParseBeam (cl_model_bolt, true);
1274                 break;
1275
1276         case TE_LIGHTNING2:
1277                 // lightning bolts
1278                 if (!cl_model_bolt2)
1279                         cl_model_bolt2 = Mod_ForName("progs/bolt2.mdl", true, false, false);
1280                 CL_ParseBeam (cl_model_bolt2, true);
1281                 break;
1282
1283         case TE_LIGHTNING3:
1284                 // lightning bolts
1285                 if (!cl_model_bolt3)
1286                         cl_model_bolt3 = Mod_ForName("progs/bolt3.mdl", true, false, false);
1287                 CL_ParseBeam (cl_model_bolt3, false);
1288                 break;
1289
1290 // PGM 01/21/97
1291         case TE_BEAM:
1292                 // grappling hook beam
1293                 if (!cl_model_beam)
1294                         cl_model_beam = Mod_ForName("progs/beam.mdl", true, false, false);
1295                 CL_ParseBeam (cl_model_beam, false);
1296                 break;
1297 // PGM 01/21/97
1298
1299 // LordHavoc: for compatibility with the Nehahra movie...
1300         case TE_LIGHTNING4NEH:
1301                 CL_ParseBeam (Mod_ForName(MSG_ReadString(), true, false, false), false);
1302                 break;
1303
1304         case TE_LAVASPLASH:
1305                 pos[0] = MSG_ReadCoord ();
1306                 pos[1] = MSG_ReadCoord ();
1307                 pos[2] = MSG_ReadCoord ();
1308                 CL_LavaSplash (pos);
1309                 break;
1310
1311         case TE_TELEPORT:
1312                 pos[0] = MSG_ReadCoord ();
1313                 pos[1] = MSG_ReadCoord ();
1314                 pos[2] = MSG_ReadCoord ();
1315                 CL_AllocDlight (NULL, pos, 500, 1.0f, 1.0f, 1.0f, 1500, 99.0f);
1316 //              CL_TeleportSplash (pos);
1317                 break;
1318
1319         case TE_EXPLOSION2:
1320                 // color mapped explosion
1321                 MSG_ReadVector(pos);
1322                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 10);
1323                 colorStart = MSG_ReadByte ();
1324                 colorLength = MSG_ReadByte ();
1325                 CL_ParticleExplosion2 (pos, colorStart, colorLength);
1326                 tempcolor = (qbyte *)&palette_complete[(rand()%colorLength) + colorStart];
1327                 CL_AllocDlight (NULL, pos, 350, tempcolor[0] * (1.0f / 255.0f), tempcolor[1] * (1.0f / 255.0f), tempcolor[2] * (1.0f / 255.0f), 700, 0.5);
1328                 S_StartSound (-1, 0, cl_sfx_r_exp3, pos, 1, 1);
1329                 break;
1330
1331         case TE_TEI_G3:
1332                 MSG_ReadVector(pos);
1333                 MSG_ReadVector(pos2);
1334                 MSG_ReadVector(dir);
1335                 CL_BeamParticle(pos, pos2, 12, 1, 0.3, 0.1, 1, 1);
1336                 CL_BeamParticle(pos, pos2, 5, 1, 0.9, 0.3, 1, 1);
1337                 break;
1338
1339         case TE_TEI_SMOKE:
1340                 MSG_ReadVector(pos);
1341                 MSG_ReadVector(dir);
1342                 count = MSG_ReadByte ();
1343                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 4);
1344                 CL_Tei_Smoke(pos, dir, count);
1345                 break;
1346
1347         case TE_TEI_BIGEXPLOSION:
1348                 MSG_ReadVector(pos);
1349                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 10);
1350                 CL_ParticleExplosion (pos);
1351                 CL_AllocDlight (NULL, pos, 500, 1.25f, 1.0f, 0.5f, 500, 9999);
1352                 S_StartSound (-1, 0, cl_sfx_r_exp3, pos, 1, 1);
1353                 break;
1354
1355         case TE_TEI_PLASMAHIT:
1356                 MSG_ReadVector(pos);
1357                 MSG_ReadVector(dir);
1358                 count = MSG_ReadByte ();
1359                 Mod_FindNonSolidLocation(pos, pos, cl.worldmodel, 5);
1360                 CL_Tei_PlasmaHit(pos, dir, count);
1361                 CL_AllocDlight (NULL, pos, 500, 0.3, 0.6, 1.0f, 2000, 9999);
1362                 break;
1363
1364         default:
1365                 Host_Error ("CL_ParseTempEntity: bad type %d (hex %02X)", type, type);
1366         }
1367 }
1368
1369 #define SHOWNET(x) if(cl_shownet.integer==2)Con_Printf ("%3i:%s\n", msg_readcount-1, x);
1370
1371 static qbyte cgamenetbuffer[65536];
1372
1373 /*
1374 =====================
1375 CL_ParseServerMessage
1376 =====================
1377 */
1378 int parsingerror = false;
1379 void CL_ParseServerMessage (void)
1380 {
1381         int                     cmd;
1382         int                     i, entitiesupdated;
1383         qbyte           cmdlog[32];
1384         char            *cmdlogname[32], *temp;
1385         int                     cmdindex, cmdcount = 0;
1386
1387 //
1388 // if recording demos, copy the message out
1389 //
1390         if (cl_shownet.integer == 1)
1391                 Con_Printf ("%i ",net_message.cursize);
1392         else if (cl_shownet.integer == 2)
1393                 Con_Printf ("------------------\n");
1394
1395         cl.onground = false;    // unless the server says otherwise
1396 //
1397 // parse the message
1398 //
1399         MSG_BeginReading ();
1400
1401         entitiesupdated = false;
1402
1403         parsingerror = true;
1404
1405         while (1)
1406         {
1407                 if (msg_badread)
1408                         Host_Error ("CL_ParseServerMessage: Bad server message");
1409
1410                 cmd = MSG_ReadByte ();
1411
1412                 if (cmd == -1)
1413                 {
1414                         SHOWNET("END OF MESSAGE");
1415                         break;          // end of message
1416                 }
1417
1418                 cmdindex = cmdcount & 31;
1419                 cmdcount++;
1420                 cmdlog[cmdindex] = cmd;
1421
1422                 // if the high bit of the command byte is set, it is a fast update
1423                 if (cmd & 128)
1424                 {
1425                         // LordHavoc: fix for bizarre problem in MSVC that I do not understand (if I assign the string pointer directly it ends up storing a NULL pointer)
1426                         temp = "entity";
1427                         cmdlogname[cmdindex] = temp;
1428                         SHOWNET("fast update");
1429                         if (cls.signon == SIGNONS - 1)
1430                         {
1431                                 // first update is the final signon stage
1432                                 cls.signon = SIGNONS;
1433                                 CL_SignonReply ();
1434                         }
1435                         CL_ParseUpdate (cmd&127);
1436                         continue;
1437                 }
1438
1439                 SHOWNET(svc_strings[cmd]);
1440                 cmdlogname[cmdindex] = svc_strings[cmd];
1441                 if (!cmdlogname[cmdindex])
1442                 {
1443                         // LordHavoc: fix for bizarre problem in MSVC that I do not understand (if I assign the string pointer directly it ends up storing a NULL pointer)
1444                         temp = "<unknown>";
1445                         cmdlogname[cmdindex] = temp;
1446                 }
1447
1448                 // other commands
1449                 switch (cmd)
1450                 {
1451                 default:
1452                         {
1453                                 char description[32*64], temp[64];
1454                                 int count;
1455                                 strcpy(description, "packet dump: ");
1456                                 i = cmdcount - 32;
1457                                 if (i < 0)
1458                                         i = 0;
1459                                 count = cmdcount - i;
1460                                 i &= 31;
1461                                 while(count > 0)
1462                                 {
1463                                         sprintf(temp, "%3i:%s ", cmdlog[i], cmdlogname[i]);
1464                                         strcat(description, temp);
1465                                         count--;
1466                                         i++;
1467                                         i &= 31;
1468                                 }
1469                                 description[strlen(description)-1] = '\n'; // replace the last space with a newline
1470                                 Con_Printf("%s", description);
1471                                 Host_Error ("CL_ParseServerMessage: Illegible server message\n");
1472                         }
1473                         break;
1474
1475                 case svc_nop:
1476                         break;
1477
1478                 case svc_time:
1479                         if (!entitiesupdated)
1480                         {
1481                                 // this is a new frame, we'll be seeing entities,
1482                                 // so prepare for entity updates
1483                                 CL_EntityUpdateSetup();
1484                                 entitiesupdated = true;
1485                         }
1486                         cl.mtime[1] = cl.mtime[0];
1487                         cl.mtime[0] = MSG_ReadFloat ();
1488                         break;
1489
1490                 case svc_clientdata:
1491                         i = MSG_ReadShort ();
1492                         CL_ParseClientdata (i);
1493                         break;
1494
1495                 case svc_version:
1496                         i = MSG_ReadLong ();
1497                         if (i != PROTOCOL_VERSION && i != DPPROTOCOL_VERSION1 && i != DPPROTOCOL_VERSION2 && i != DPPROTOCOL_VERSION3 && i != 250)
1498                                 Host_Error ("CL_ParseServerMessage: Server is protocol %i, not %i, %i, %i or %i", i, DPPROTOCOL_VERSION1, DPPROTOCOL_VERSION2, DPPROTOCOL_VERSION3, PROTOCOL_VERSION);
1499                         Nehahrademcompatibility = false;
1500                         if (i == 250)
1501                                 Nehahrademcompatibility = true;
1502                         if (cls.demoplayback && demo_nehahra.integer)
1503                                 Nehahrademcompatibility = true;
1504                         dpprotocol = i;
1505                         if (dpprotocol != DPPROTOCOL_VERSION1 && dpprotocol != DPPROTOCOL_VERSION2 && dpprotocol != DPPROTOCOL_VERSION3)
1506                                 dpprotocol = 0;
1507                         break;
1508
1509                 case svc_disconnect:
1510                         Host_EndGame ("Server disconnected\n");
1511
1512                 case svc_print:
1513                         Con_Printf ("%s", MSG_ReadString ());
1514                         break;
1515
1516                 case svc_centerprint:
1517                         SCR_CenterPrint (MSG_ReadString ());
1518                         break;
1519
1520                 case svc_stufftext:
1521                         Cbuf_AddText (MSG_ReadString ());
1522                         break;
1523
1524                 case svc_damage:
1525                         V_ParseDamage ();
1526                         break;
1527
1528                 case svc_serverinfo:
1529                         CL_ParseServerInfo ();
1530                         break;
1531
1532                 case svc_setangle:
1533                         for (i=0 ; i<3 ; i++)
1534                                 cl.viewangles[i] = MSG_ReadAngle ();
1535                         break;
1536
1537                 case svc_setview:
1538                         cl.viewentity = MSG_ReadShort ();
1539                         // LordHavoc: assume first setview recieved is the real player entity
1540                         if (!cl.playerentity)
1541                                 cl.playerentity = cl.viewentity;
1542                         break;
1543
1544                 case svc_lightstyle:
1545                         i = MSG_ReadByte ();
1546                         if (i >= MAX_LIGHTSTYLES)
1547                                 Host_Error ("svc_lightstyle >= MAX_LIGHTSTYLES");
1548                         strncpy (cl_lightstyle[i].map,  MSG_ReadString(), MAX_STYLESTRING - 1);
1549                         cl_lightstyle[i].map[MAX_STYLESTRING - 1] = 0;
1550                         cl_lightstyle[i].length = strlen(cl_lightstyle[i].map);
1551                         break;
1552
1553                 case svc_sound:
1554                         CL_ParseStartSoundPacket(false);
1555                         break;
1556
1557                 case svc_sound2:
1558                         CL_ParseStartSoundPacket(true);
1559                         break;
1560
1561                 case svc_stopsound:
1562                         i = MSG_ReadShort();
1563                         S_StopSound(i>>3, i&7);
1564                         break;
1565
1566                 case svc_updatename:
1567                         i = MSG_ReadByte ();
1568                         if (i >= cl.maxclients)
1569                                 Host_Error ("CL_ParseServerMessage: svc_updatename >= cl.maxclients");
1570                         strcpy (cl.scores[i].name, MSG_ReadString ());
1571                         break;
1572
1573                 case svc_updatefrags:
1574                         i = MSG_ReadByte ();
1575                         if (i >= cl.maxclients)
1576                                 Host_Error ("CL_ParseServerMessage: svc_updatefrags >= cl.maxclients");
1577                         cl.scores[i].frags = MSG_ReadShort ();
1578                         break;
1579
1580                 case svc_updatecolors:
1581                         i = MSG_ReadByte ();
1582                         if (i >= cl.maxclients)
1583                                 Host_Error ("CL_ParseServerMessage: svc_updatecolors >= cl.maxclients");
1584                         cl.scores[i].colors = MSG_ReadByte ();
1585                         break;
1586
1587                 case svc_particle:
1588                         CL_ParseParticleEffect ();
1589                         break;
1590
1591                 case svc_effect:
1592                         CL_ParseEffect ();
1593                         break;
1594
1595                 case svc_effect2:
1596                         CL_ParseEffect2 ();
1597                         break;
1598
1599                 case svc_spawnbaseline:
1600                         i = MSG_ReadShort ();
1601                         if (i < 0 || i >= MAX_EDICTS)
1602                                 Host_Error ("CL_ParseServerMessage: svc_spawnbaseline: invalid entity number %i", i);
1603                         CL_ParseBaseline (cl_entities + i, false);
1604                         break;
1605                 case svc_spawnbaseline2:
1606                         i = MSG_ReadShort ();
1607                         if (i < 0 || i >= MAX_EDICTS)
1608                                 Host_Error ("CL_ParseServerMessage: svc_spawnbaseline2: invalid entity number %i", i);
1609                         CL_ParseBaseline (cl_entities + i, true);
1610                         break;
1611                 case svc_spawnstatic:
1612                         CL_ParseStatic (false);
1613                         break;
1614                 case svc_spawnstatic2:
1615                         CL_ParseStatic (true);
1616                         break;
1617                 case svc_temp_entity:
1618                         CL_ParseTempEntity ();
1619                         break;
1620
1621                 case svc_setpause:
1622                         cl.paused = MSG_ReadByte ();
1623                         if (cl.paused)
1624                                 CDAudio_Pause ();
1625                         else
1626                                 CDAudio_Resume ();
1627                         break;
1628
1629                 case svc_signonnum:
1630                         i = MSG_ReadByte ();
1631                         if (i <= cls.signon)
1632                                 Host_Error ("Received signon %i when at %i", i, cls.signon);
1633                         cls.signon = i;
1634                         CL_SignonReply ();
1635                         break;
1636
1637                 case svc_killedmonster:
1638                         cl.stats[STAT_MONSTERS]++;
1639                         break;
1640
1641                 case svc_foundsecret:
1642                         cl.stats[STAT_SECRETS]++;
1643                         break;
1644
1645                 case svc_updatestat:
1646                         i = MSG_ReadByte ();
1647                         if (i < 0 || i >= MAX_CL_STATS)
1648                                 Host_Error ("svc_updatestat: %i is invalid", i);
1649                         cl.stats[i] = MSG_ReadLong ();
1650                         break;
1651
1652                 case svc_spawnstaticsound:
1653                         CL_ParseStaticSound (false);
1654                         break;
1655
1656                 case svc_spawnstaticsound2:
1657                         CL_ParseStaticSound (true);
1658                         break;
1659
1660                 case svc_cdtrack:
1661                         cl.cdtrack = MSG_ReadByte ();
1662                         cl.looptrack = MSG_ReadByte ();
1663                         if ( (cls.demoplayback || cls.demorecording) && (cls.forcetrack != -1) )
1664                                 CDAudio_Play ((qbyte)cls.forcetrack, true);
1665                         else
1666                                 CDAudio_Play ((qbyte)cl.cdtrack, true);
1667                         break;
1668
1669                 case svc_intermission:
1670                         cl.intermission = 1;
1671                         cl.completed_time = cl.time;
1672                         break;
1673
1674                 case svc_finale:
1675                         cl.intermission = 2;
1676                         cl.completed_time = cl.time;
1677                         SCR_CenterPrint (MSG_ReadString ());
1678                         break;
1679
1680                 case svc_cutscene:
1681                         cl.intermission = 3;
1682                         cl.completed_time = cl.time;
1683                         SCR_CenterPrint (MSG_ReadString ());
1684                         break;
1685
1686                 case svc_sellscreen:
1687                         Cmd_ExecuteString ("help", src_command);
1688                         break;
1689                 case svc_hidelmp:
1690                         SHOWLMP_decodehide();
1691                         break;
1692                 case svc_showlmp:
1693                         SHOWLMP_decodeshow();
1694                         break;
1695                 case svc_skybox:
1696                         R_SetSkyBox(MSG_ReadString());
1697                         break;
1698                 case svc_cgame:
1699                         {
1700                                 int length;
1701                                 length = (int) ((unsigned short) MSG_ReadShort());
1702                                 for (i = 0;i < length;i++)
1703                                         cgamenetbuffer[i] = MSG_ReadByte();
1704                                 if (!msg_badread)
1705                                         CL_CGVM_ParseNetwork(cgamenetbuffer, length);
1706                         }
1707                         break;
1708                 case svc_entities:
1709                         if (cls.signon == SIGNONS - 1)
1710                         {
1711                                 // first update is the final signon stage
1712                                 cls.signon = SIGNONS;
1713                                 CL_SignonReply ();
1714                         }
1715                         CL_ReadEntityFrame();
1716                         break;
1717                 }
1718         }
1719
1720         if (entitiesupdated)
1721                 CL_EntityUpdateEnd();
1722
1723         parsingerror = false;
1724 }
1725
1726 void CL_Parse_DumpPacket(void)
1727 {
1728         if (!parsingerror)
1729                 return;
1730         Con_Printf("Packet dump:\n");
1731         SZ_HexDumpToConsole(&net_message);
1732         parsingerror = false;
1733 }
1734
1735 void CL_Parse_Init(void)
1736 {
1737         // LordHavoc: added demo_nehahra cvar
1738         Cvar_RegisterVariable (&demo_nehahra);
1739         if (gamemode == GAME_NEHAHRA)
1740                 Cvar_SetValue("demo_nehahra", 1);
1741 }