fix another crash on level change caused by NetConn_ServerFrame being called
[divverent/darkplaces.git] / sv_main.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 // sv_main.c -- server main program
21
22 #include "quakedef.h"
23
24 void SV_VM_Init();
25 void SV_VM_Setup();
26
27 // select which protocol to host, this is fed to Protocol_EnumForName
28 cvar_t sv_protocolname = {0, "sv_protocolname", "DP7"};
29 cvar_t sv_ratelimitlocalplayer = {0, "sv_ratelimitlocalplayer", "0"};
30 cvar_t sv_maxrate = {CVAR_SAVE | CVAR_NOTIFY, "sv_maxrate", "10000"};
31
32 static cvar_t sv_cullentities_pvs = {0, "sv_cullentities_pvs", "1"}; // fast but loose
33 static cvar_t sv_cullentities_trace = {0, "sv_cullentities_trace", "0"}; // tends to get false negatives, uses a timeout to keep entities visible a short time after becoming hidden
34 static cvar_t sv_cullentities_stats = {0, "sv_cullentities_stats", "0"};
35 static cvar_t sv_entpatch = {0, "sv_entpatch", "1"};
36
37 extern cvar_t sys_ticrate;
38
39 cvar_t sv_gameplayfix_grenadebouncedownslopes = {0, "sv_gameplayfix_grenadebouncedownslopes", "1"};
40 cvar_t sv_gameplayfix_noairborncorpse = {0, "sv_gameplayfix_noairborncorpse", "1"};
41 cvar_t sv_gameplayfix_stepdown = {0, "sv_gameplayfix_stepdown", "1"};
42 cvar_t sv_gameplayfix_stepwhilejumping = {0, "sv_gameplayfix_stepwhilejumping", "1"};
43 cvar_t sv_gameplayfix_swiminbmodels = {0, "sv_gameplayfix_swiminbmodels", "1"};
44 cvar_t sv_gameplayfix_setmodelrealbox = {0, "sv_gameplayfix_setmodelrealbox", "1"};
45 cvar_t sv_gameplayfix_blowupfallenzombies = {0, "sv_gameplayfix_blowupfallenzombies", "1"};
46 cvar_t sv_gameplayfix_findradiusdistancetobox = {0, "sv_gameplayfix_findradiusdistancetobox", "1"};
47
48 cvar_t sv_progs = {0, "sv_progs", "progs.dat" };
49
50 server_t sv;
51 server_static_t svs;
52
53 mempool_t *sv_mempool = NULL;
54
55 //============================================================================
56
57 extern void SV_Phys_Init (void);
58 extern void SV_World_Init (void);
59 static void SV_SaveEntFile_f(void);
60
61 /*
62 ===============
63 SV_Init
64 ===============
65 */
66 void SV_Init (void)
67 {
68         Cmd_AddCommand("sv_saveentfile", SV_SaveEntFile_f);
69         Cvar_RegisterVariable (&sv_maxvelocity);
70         Cvar_RegisterVariable (&sv_gravity);
71         Cvar_RegisterVariable (&sv_friction);
72         Cvar_RegisterVariable (&sv_edgefriction);
73         Cvar_RegisterVariable (&sv_stopspeed);
74         Cvar_RegisterVariable (&sv_maxspeed);
75         Cvar_RegisterVariable (&sv_maxairspeed);
76         Cvar_RegisterVariable (&sv_accelerate);
77         Cvar_RegisterVariable (&sv_idealpitchscale);
78         Cvar_RegisterVariable (&sv_aim);
79         Cvar_RegisterVariable (&sv_nostep);
80         Cvar_RegisterVariable (&sv_deltacompress);
81         Cvar_RegisterVariable (&sv_cullentities_pvs);
82         Cvar_RegisterVariable (&sv_cullentities_trace);
83         Cvar_RegisterVariable (&sv_cullentities_stats);
84         Cvar_RegisterVariable (&sv_entpatch);
85         Cvar_RegisterVariable (&sv_gameplayfix_grenadebouncedownslopes);
86         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse);
87         Cvar_RegisterVariable (&sv_gameplayfix_stepdown);
88         Cvar_RegisterVariable (&sv_gameplayfix_stepwhilejumping);
89         Cvar_RegisterVariable (&sv_gameplayfix_swiminbmodels);
90         Cvar_RegisterVariable (&sv_gameplayfix_setmodelrealbox);
91         Cvar_RegisterVariable (&sv_gameplayfix_blowupfallenzombies);
92         Cvar_RegisterVariable (&sv_gameplayfix_findradiusdistancetobox);
93         Cvar_RegisterVariable (&sv_protocolname);
94         Cvar_RegisterVariable (&sv_ratelimitlocalplayer);
95         Cvar_RegisterVariable (&sv_maxrate);
96         Cvar_RegisterVariable (&sv_progs);
97
98         SV_VM_Init();
99         SV_Phys_Init();
100         SV_World_Init();
101
102         sv_mempool = Mem_AllocPool("server", 0, NULL);
103 }
104
105 static void SV_SaveEntFile_f(void)
106 {
107         char basename[MAX_QPATH];
108         if (!sv.active || !sv.worldmodel)
109         {
110                 Con_Print("Not running a server\n");
111                 return;
112         }
113         FS_StripExtension(sv.worldmodel->name, basename, sizeof(basename));
114         FS_WriteFile(va("%s.ent", basename), sv.worldmodel->brush.entities, (fs_offset_t)strlen(sv.worldmodel->brush.entities));
115 }
116
117
118 /*
119 =============================================================================
120
121 EVENT MESSAGES
122
123 =============================================================================
124 */
125
126 /*
127 ==================
128 SV_StartParticle
129
130 Make sure the event gets sent to all clients
131 ==================
132 */
133 void SV_StartParticle (vec3_t org, vec3_t dir, int color, int count)
134 {
135         int             i, v;
136
137         if (sv.datagram.cursize > MAX_PACKETFRAGMENT-18)
138                 return;
139         MSG_WriteByte (&sv.datagram, svc_particle);
140         MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
141         MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
142         MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
143         for (i=0 ; i<3 ; i++)
144         {
145                 v = dir[i]*16;
146                 if (v > 127)
147                         v = 127;
148                 else if (v < -128)
149                         v = -128;
150                 MSG_WriteChar (&sv.datagram, v);
151         }
152         MSG_WriteByte (&sv.datagram, count);
153         MSG_WriteByte (&sv.datagram, color);
154 }
155
156 /*
157 ==================
158 SV_StartEffect
159
160 Make sure the event gets sent to all clients
161 ==================
162 */
163 void SV_StartEffect (vec3_t org, int modelindex, int startframe, int framecount, int framerate)
164 {
165         if (modelindex >= 256 || startframe >= 256)
166         {
167                 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-19)
168                         return;
169                 MSG_WriteByte (&sv.datagram, svc_effect2);
170                 MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
171                 MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
172                 MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
173                 MSG_WriteShort (&sv.datagram, modelindex);
174                 MSG_WriteShort (&sv.datagram, startframe);
175                 MSG_WriteByte (&sv.datagram, framecount);
176                 MSG_WriteByte (&sv.datagram, framerate);
177         }
178         else
179         {
180                 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-17)
181                         return;
182                 MSG_WriteByte (&sv.datagram, svc_effect);
183                 MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
184                 MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
185                 MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
186                 MSG_WriteByte (&sv.datagram, modelindex);
187                 MSG_WriteByte (&sv.datagram, startframe);
188                 MSG_WriteByte (&sv.datagram, framecount);
189                 MSG_WriteByte (&sv.datagram, framerate);
190         }
191 }
192
193 /*
194 ==================
195 SV_StartSound
196
197 Each entity can have eight independant sound sources, like voice,
198 weapon, feet, etc.
199
200 Channel 0 is an auto-allocate channel, the others override anything
201 already running on that entity/channel pair.
202
203 An attenuation of 0 will play full volume everywhere in the level.
204 Larger attenuations will drop off.  (max 4 attenuation)
205
206 ==================
207 */
208 void SV_StartSound (prvm_edict_t *entity, int channel, const char *sample, int volume, float attenuation)
209 {
210         int sound_num, field_mask, i, ent;
211
212         if (volume < 0 || volume > 255)
213         {
214                 Con_Printf ("SV_StartSound: volume = %i", volume);
215                 return;
216         }
217
218         if (attenuation < 0 || attenuation > 4)
219         {
220                 Con_Printf ("SV_StartSound: attenuation = %f", attenuation);
221                 return;
222         }
223
224         if (channel < 0 || channel > 7)
225         {
226                 Con_Printf ("SV_StartSound: channel = %i", channel);
227                 return;
228         }
229
230         if (sv.datagram.cursize > MAX_PACKETFRAGMENT-21)
231                 return;
232
233 // find precache number for sound
234         sound_num = SV_SoundIndex(sample, 1);
235         if (!sound_num)
236                 return;
237
238         ent = PRVM_NUM_FOR_EDICT(entity);
239
240         field_mask = 0;
241         if (volume != DEFAULT_SOUND_PACKET_VOLUME)
242                 field_mask |= SND_VOLUME;
243         if (attenuation != DEFAULT_SOUND_PACKET_ATTENUATION)
244                 field_mask |= SND_ATTENUATION;
245         if (ent >= 8192)
246                 field_mask |= SND_LARGEENTITY;
247         if (sound_num >= 256 || channel >= 8)
248                 field_mask |= SND_LARGESOUND;
249
250 // directed messages go only to the entity they are targeted on
251         MSG_WriteByte (&sv.datagram, svc_sound);
252         MSG_WriteByte (&sv.datagram, field_mask);
253         if (field_mask & SND_VOLUME)
254                 MSG_WriteByte (&sv.datagram, volume);
255         if (field_mask & SND_ATTENUATION)
256                 MSG_WriteByte (&sv.datagram, attenuation*64);
257         if (field_mask & SND_LARGEENTITY)
258         {
259                 MSG_WriteShort (&sv.datagram, ent);
260                 MSG_WriteByte (&sv.datagram, channel);
261         }
262         else
263                 MSG_WriteShort (&sv.datagram, (ent<<3) | channel);
264         if (field_mask & SND_LARGESOUND)
265                 MSG_WriteShort (&sv.datagram, sound_num);
266         else
267                 MSG_WriteByte (&sv.datagram, sound_num);
268         for (i = 0;i < 3;i++)
269                 MSG_WriteCoord (&sv.datagram, entity->fields.server->origin[i]+0.5*(entity->fields.server->mins[i]+entity->fields.server->maxs[i]), sv.protocol);
270 }
271
272 /*
273 ==============================================================================
274
275 CLIENT SPAWNING
276
277 ==============================================================================
278 */
279
280 /*
281 ================
282 SV_SendServerinfo
283
284 Sends the first message from the server to a connected client.
285 This will be sent on the initial connection and upon each server load.
286 ================
287 */
288 void SV_SendServerinfo (client_t *client)
289 {
290         int i;
291         char message[128];
292
293         // edicts get reallocated on level changes, so we need to update it here
294         client->edict = PRVM_EDICT_NUM((client - svs.clients) + 1);
295
296         // if client is a botclient coming from a level change, we need to set up
297         // client info that normally requires networking
298         if (!client->netconnection)
299         {
300                 // set up the edict
301                  PRVM_ED_ClearEdict(client->edict);
302
303                 // copy spawn parms out of the client_t
304                 for (i=0 ; i< NUM_SPAWN_PARMS ; i++)
305                         (&prog->globals.server->parm1)[i] = host_client->spawn_parms[i];
306
307                 // call the spawn function
308                 host_client->clientconnectcalled = true;
309                 prog->globals.server->time = sv.time;
310                 prog->globals.server->self = PRVM_EDICT_TO_PROG(client->edict);
311                 PRVM_ExecuteProgram (prog->globals.server->ClientConnect, "QC function ClientConnect is missing");
312                 PRVM_ExecuteProgram (prog->globals.server->PutClientInServer, "QC function PutClientInServer is missing");
313                 host_client->spawned = true;
314                 return;
315         }
316
317         // LordHavoc: clear entityframe tracking
318         client->latestframenum = 0;
319
320         if (client->entitydatabase)
321                 EntityFrame_FreeDatabase(client->entitydatabase);
322         if (client->entitydatabase4)
323                 EntityFrame4_FreeDatabase(client->entitydatabase4);
324         if (client->entitydatabase5)
325                 EntityFrame5_FreeDatabase(client->entitydatabase5);
326
327         if (sv.protocol != PROTOCOL_QUAKE && sv.protocol != PROTOCOL_QUAKEDP && sv.protocol != PROTOCOL_NEHAHRAMOVIE)
328         {
329                 if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3)
330                         client->entitydatabase = EntityFrame_AllocDatabase(sv_mempool);
331                 else if (sv.protocol == PROTOCOL_DARKPLACES4)
332                         client->entitydatabase4 = EntityFrame4_AllocDatabase(sv_mempool);
333                 else
334                         client->entitydatabase5 = EntityFrame5_AllocDatabase(sv_mempool);
335         }
336
337         SZ_Clear (&client->message);
338         MSG_WriteByte (&client->message, svc_print);
339         dpsnprintf (message, sizeof (message), "\002\nServer: %s build %s (progs %i crc)", gamename, buildstring, prog->filecrc);
340         MSG_WriteString (&client->message,message);
341
342         MSG_WriteByte (&client->message, svc_serverinfo);
343         MSG_WriteLong (&client->message, Protocol_NumberForEnum(sv.protocol));
344         MSG_WriteByte (&client->message, svs.maxclients);
345
346         if (!coop.integer && deathmatch.integer)
347                 MSG_WriteByte (&client->message, GAME_DEATHMATCH);
348         else
349                 MSG_WriteByte (&client->message, GAME_COOP);
350
351         MSG_WriteString (&client->message,PRVM_GetString(prog->edicts->fields.server->message));
352
353         for (i = 1;i < MAX_MODELS && sv.model_precache[i][0];i++)
354                 MSG_WriteString (&client->message, sv.model_precache[i]);
355         MSG_WriteByte (&client->message, 0);
356
357         for (i = 1;i < MAX_SOUNDS && sv.sound_precache[i][0];i++)
358                 MSG_WriteString (&client->message, sv.sound_precache[i]);
359         MSG_WriteByte (&client->message, 0);
360
361 // send music
362         MSG_WriteByte (&client->message, svc_cdtrack);
363         MSG_WriteByte (&client->message, prog->edicts->fields.server->sounds);
364         MSG_WriteByte (&client->message, prog->edicts->fields.server->sounds);
365
366 // set view
367         MSG_WriteByte (&client->message, svc_setview);
368         MSG_WriteShort (&client->message, PRVM_NUM_FOR_EDICT(client->edict));
369
370         MSG_WriteByte (&client->message, svc_signonnum);
371         MSG_WriteByte (&client->message, 1);
372
373         client->sendsignon = true;
374         client->spawned = false;                // need prespawn, spawn, etc
375 }
376
377 /*
378 ================
379 SV_ConnectClient
380
381 Initializes a client_t for a new net connection.  This will only be called
382 once for a player each game, not once for each level change.
383 ================
384 */
385 void SV_ConnectClient (int clientnum, netconn_t *netconnection)
386 {
387         client_t                *client;
388         int                             i;
389         float                   spawn_parms[NUM_SPAWN_PARMS];
390
391         client = svs.clients + clientnum;
392
393 // set up the client_t
394         if (sv.loadgame)
395                 memcpy (spawn_parms, client->spawn_parms, sizeof(spawn_parms));
396         memset (client, 0, sizeof(*client));
397         client->active = true;
398         client->netconnection = netconnection;
399
400         Con_DPrintf("Client %s connected\n", client->netconnection ? client->netconnection->address : "botclient");
401
402         strcpy(client->name, "unconnected");
403         strcpy(client->old_name, "unconnected");
404         client->spawned = false;
405         client->edict = PRVM_EDICT_NUM(clientnum+1);
406         client->message.data = client->msgbuf;
407         client->message.maxsize = sizeof(client->msgbuf);
408         client->message.allowoverflow = true;           // we can catch it
409         // updated by receiving "rate" command from client
410         client->rate = NET_MINRATE;
411         // no limits for local player
412         if (client->netconnection && LHNETADDRESS_GetAddressType(&client->netconnection->peeraddress) == LHNETADDRESSTYPE_LOOP)
413                 client->rate = 1000000000;
414         client->connecttime = realtime;
415
416         if (sv.loadgame)
417                 memcpy (client->spawn_parms, spawn_parms, sizeof(spawn_parms));
418         else
419         {
420                 // call the progs to get default spawn parms for the new client
421                 // set self to world to intentionally cause errors with broken SetNewParms code in some mods
422                 prog->globals.server->self = 0;
423                 PRVM_ExecuteProgram (prog->globals.server->SetNewParms, "QC function SetNewParms is missing");
424                 for (i=0 ; i<NUM_SPAWN_PARMS ; i++)
425                         client->spawn_parms[i] = (&prog->globals.server->parm1)[i];
426         }
427
428         // don't call SendServerinfo for a fresh botclient because its fields have
429         // not been set up by the qc yet
430         if (client->netconnection)
431                 SV_SendServerinfo (client);
432         else
433                 client->spawned = true;
434 }
435
436
437 /*
438 ===============================================================================
439
440 FRAME UPDATES
441
442 ===============================================================================
443 */
444
445 /*
446 ==================
447 SV_ClearDatagram
448
449 ==================
450 */
451 void SV_ClearDatagram (void)
452 {
453         SZ_Clear (&sv.datagram);
454 }
455
456 /*
457 =============================================================================
458
459 The PVS must include a small area around the client to allow head bobbing
460 or other small motion on the client side.  Otherwise, a bob might cause an
461 entity that should be visible to not show up, especially when the bob
462 crosses a waterline.
463
464 =============================================================================
465 */
466
467 int sv_writeentitiestoclient_pvsbytes;
468 qbyte sv_writeentitiestoclient_pvs[MAX_MAP_LEAFS/8];
469
470 static int numsendentities;
471 static entity_state_t sendentities[MAX_EDICTS];
472 static entity_state_t *sendentitiesindex[MAX_EDICTS];
473
474 void SV_PrepareEntitiesForSending(void)
475 {
476         int e, i;
477         float f;
478         unsigned int modelindex, effects, flags, glowsize, lightstyle, lightpflags, light[4], specialvisibilityradius;
479         vec3_t cullmins, cullmaxs;
480         model_t *model;
481         prvm_edict_t *ent;
482         prvm_eval_t *val;
483         entity_state_t cs;
484         // send all entities that touch the pvs
485         numsendentities = 0;
486         sendentitiesindex[0] = NULL;
487         for (e = 1, ent = PRVM_NEXT_EDICT(prog->edicts);e < prog->num_edicts;e++, ent = PRVM_NEXT_EDICT(ent))
488         {
489                 sendentitiesindex[e] = NULL;
490                 // the 2 billion unit check is actually to detect NAN origins (we really don't want to send those)
491                 if (ent->priv.server->free || VectorLength2(ent->fields.server->origin) > 2000000000.0*2000000000.0)
492                         continue;
493
494                 // this check disabled because it is never true
495                 //if (numsendentities >= MAX_EDICTS)
496                 //      continue;
497
498                 // EF_NODRAW prevents sending for any reason except for your own
499                 // client, so we must keep all clients in this superset
500                 effects = (unsigned)ent->fields.server->effects;
501                 if (e > svs.maxclients && (effects & EF_NODRAW))
502                         continue;
503
504                 // we can omit invisible entities with no effects that are not clients
505                 // LordHavoc: this could kill tags attached to an invisible entity, I
506                 // just hope we never have to support that case
507                 i = (int)ent->fields.server->modelindex;
508                 modelindex = (i >= 1 && i < MAX_MODELS && *PRVM_GetString(ent->fields.server->model)) ? i : 0;
509
510                 flags = 0;
511                 i = (int)(PRVM_GETEDICTFIELDVALUE(ent, eval_glow_size)->_float * 0.25f);
512                 glowsize = (qbyte)bound(0, i, 255);
513                 if (PRVM_GETEDICTFIELDVALUE(ent, eval_glow_trail)->_float)
514                         flags |= RENDER_GLOWTRAIL;
515
516                 f = PRVM_GETEDICTFIELDVALUE(ent, eval_color)->vector[0]*256;
517                 light[0] = (unsigned short)bound(0, f, 65535);
518                 f = PRVM_GETEDICTFIELDVALUE(ent, eval_color)->vector[1]*256;
519                 light[1] = (unsigned short)bound(0, f, 65535);
520                 f = PRVM_GETEDICTFIELDVALUE(ent, eval_color)->vector[2]*256;
521                 light[2] = (unsigned short)bound(0, f, 65535);
522                 f = PRVM_GETEDICTFIELDVALUE(ent, eval_light_lev)->_float;
523                 light[3] = (unsigned short)bound(0, f, 65535);
524                 lightstyle = (qbyte)PRVM_GETEDICTFIELDVALUE(ent, eval_style)->_float;
525                 lightpflags = (qbyte)PRVM_GETEDICTFIELDVALUE(ent, eval_pflags)->_float;
526
527                 if (gamemode == GAME_TENEBRAE)
528                 {
529                         // tenebrae's EF_FULLDYNAMIC conflicts with Q2's EF_NODRAW
530                         if (effects & 16)
531                         {
532                                 effects &= ~16;
533                                 lightpflags |= PFLAGS_FULLDYNAMIC;
534                         }
535                         // tenebrae's EF_GREEN conflicts with DP's EF_ADDITIVE
536                         if (effects & 32)
537                         {
538                                 effects &= ~32;
539                                 light[0] = 0.2;
540                                 light[1] = 1;
541                                 light[2] = 0.2;
542                                 light[3] = 200;
543                                 lightpflags |= PFLAGS_FULLDYNAMIC;
544                         }
545                 }
546
547                 specialvisibilityradius = 0;
548                 if (lightpflags & PFLAGS_FULLDYNAMIC)
549                         specialvisibilityradius = max(specialvisibilityradius, light[3]);
550                 if (glowsize)
551                         specialvisibilityradius = max(specialvisibilityradius, glowsize * 4);
552                 if (flags & RENDER_GLOWTRAIL)
553                         specialvisibilityradius = max(specialvisibilityradius, 100);
554                 if (effects & (EF_BRIGHTFIELD | EF_MUZZLEFLASH | EF_BRIGHTLIGHT | EF_DIMLIGHT | EF_RED | EF_BLUE | EF_FLAME | EF_STARDUST))
555                 {
556                         if (effects & EF_BRIGHTFIELD)
557                                 specialvisibilityradius = max(specialvisibilityradius, 80);
558                         if (effects & EF_MUZZLEFLASH)
559                                 specialvisibilityradius = max(specialvisibilityradius, 100);
560                         if (effects & EF_BRIGHTLIGHT)
561                                 specialvisibilityradius = max(specialvisibilityradius, 400);
562                         if (effects & EF_DIMLIGHT)
563                                 specialvisibilityradius = max(specialvisibilityradius, 200);
564                         if (effects & EF_RED)
565                                 specialvisibilityradius = max(specialvisibilityradius, 200);
566                         if (effects & EF_BLUE)
567                                 specialvisibilityradius = max(specialvisibilityradius, 200);
568                         if (effects & EF_FLAME)
569                                 specialvisibilityradius = max(specialvisibilityradius, 250);
570                         if (effects & EF_STARDUST)
571                                 specialvisibilityradius = max(specialvisibilityradius, 100);
572                 }
573                 if (e > svs.maxclients && (!modelindex && !specialvisibilityradius))
574                         continue;
575
576                 cs = defaultstate;
577                 cs.active = true;
578                 cs.number = e;
579                 VectorCopy(ent->fields.server->origin, cs.origin);
580                 VectorCopy(ent->fields.server->angles, cs.angles);
581                 cs.flags = flags;
582                 cs.effects = effects;
583                 cs.colormap = (unsigned)ent->fields.server->colormap;
584                 cs.modelindex = modelindex;
585                 cs.skin = (unsigned)ent->fields.server->skin;
586                 cs.frame = (unsigned)ent->fields.server->frame;
587                 cs.viewmodelforclient = PRVM_GETEDICTFIELDVALUE(ent, eval_viewmodelforclient)->edict;
588                 cs.exteriormodelforclient = PRVM_GETEDICTFIELDVALUE(ent, eval_exteriormodeltoclient)->edict;
589                 cs.nodrawtoclient = PRVM_GETEDICTFIELDVALUE(ent, eval_nodrawtoclient)->edict;
590                 cs.drawonlytoclient = PRVM_GETEDICTFIELDVALUE(ent, eval_drawonlytoclient)->edict;
591                 cs.tagentity = PRVM_GETEDICTFIELDVALUE(ent, eval_tag_entity)->edict;
592                 cs.tagindex = (qbyte)PRVM_GETEDICTFIELDVALUE(ent, eval_tag_index)->_float;
593                 cs.glowsize = glowsize;
594
595                 // don't need to init cs.colormod because the defaultstate did that for us
596                 //cs.colormod[0] = cs.colormod[1] = cs.colormod[2] = 32;
597                 val = PRVM_GETEDICTFIELDVALUE(ent, eval_colormod);
598                 if (val->vector[0] || val->vector[1] || val->vector[2])
599                 {
600                         i = val->vector[0] * 32.0f;cs.colormod[0] = bound(0, i, 255);
601                         i = val->vector[1] * 32.0f;cs.colormod[1] = bound(0, i, 255);
602                         i = val->vector[2] * 32.0f;cs.colormod[2] = bound(0, i, 255);
603                 }
604
605                 cs.modelindex = modelindex;
606
607                 cs.alpha = 255;
608                 f = (PRVM_GETEDICTFIELDVALUE(ent, eval_alpha)->_float * 255.0f);
609                 if (f)
610                 {
611                         i = (int)f;
612                         cs.alpha = (qbyte)bound(0, i, 255);
613                 }
614                 // halflife
615                 f = (PRVM_GETEDICTFIELDVALUE(ent, eval_renderamt)->_float);
616                 if (f)
617                 {
618                         i = (int)f;
619                         cs.alpha = (qbyte)bound(0, i, 255);
620                 }
621
622                 cs.scale = 16;
623                 f = (PRVM_GETEDICTFIELDVALUE(ent, eval_scale)->_float * 16.0f);
624                 if (f)
625                 {
626                         i = (int)f;
627                         cs.scale = (qbyte)bound(0, i, 255);
628                 }
629
630                 cs.glowcolor = 254;
631                 f = (PRVM_GETEDICTFIELDVALUE(ent, eval_glow_color)->_float);
632                 if (f)
633                         cs.glowcolor = (int)f;
634
635                 if (PRVM_GETEDICTFIELDVALUE(ent, eval_fullbright)->_float)
636                         cs.effects |= EF_FULLBRIGHT;
637
638                 if (ent->fields.server->movetype == MOVETYPE_STEP)
639                         cs.flags |= RENDER_STEP;
640                 if ((cs.effects & EF_LOWPRECISION) && cs.origin[0] >= -32768 && cs.origin[1] >= -32768 && cs.origin[2] >= -32768 && cs.origin[0] <= 32767 && cs.origin[1] <= 32767 && cs.origin[2] <= 32767)
641                         cs.flags |= RENDER_LOWPRECISION;
642                 if (ent->fields.server->colormap >= 1024)
643                         cs.flags |= RENDER_COLORMAPPED;
644                 if (cs.viewmodelforclient)
645                         cs.flags |= RENDER_VIEWMODEL; // show relative to the view
646
647                 cs.light[0] = light[0];
648                 cs.light[1] = light[1];
649                 cs.light[2] = light[2];
650                 cs.light[3] = light[3];
651                 cs.lightstyle = lightstyle;
652                 cs.lightpflags = lightpflags;
653
654                 cs.specialvisibilityradius = specialvisibilityradius;
655
656                 // calculate the visible box of this entity (don't use the physics box
657                 // as that is often smaller than a model, and would not count
658                 // specialvisibilityradius)
659                 if ((model = sv.models[modelindex]))
660                 {
661                         if (cs.angles[0] || cs.angles[2]) // pitch and roll
662                         {
663                                 VectorAdd(cs.origin, model->rotatedmins, cullmins);
664                                 VectorAdd(cs.origin, model->rotatedmaxs, cullmaxs);
665                         }
666                         else if (cs.angles[1])
667                         {
668                                 VectorAdd(cs.origin, model->yawmins, cullmins);
669                                 VectorAdd(cs.origin, model->yawmaxs, cullmaxs);
670                         }
671                         else
672                         {
673                                 VectorAdd(cs.origin, model->normalmins, cullmins);
674                                 VectorAdd(cs.origin, model->normalmaxs, cullmaxs);
675                         }
676                 }
677                 else
678                 {
679                         VectorCopy(cs.origin, cullmins);
680                         VectorCopy(cs.origin, cullmaxs);
681                 }
682                 if (specialvisibilityradius)
683                 {
684                         cullmins[0] = min(cullmins[0], cs.origin[0] - specialvisibilityradius);
685                         cullmins[1] = min(cullmins[1], cs.origin[1] - specialvisibilityradius);
686                         cullmins[2] = min(cullmins[2], cs.origin[2] - specialvisibilityradius);
687                         cullmaxs[0] = max(cullmaxs[0], cs.origin[0] + specialvisibilityradius);
688                         cullmaxs[1] = max(cullmaxs[1], cs.origin[1] + specialvisibilityradius);
689                         cullmaxs[2] = max(cullmaxs[2], cs.origin[2] + specialvisibilityradius);
690                 }
691                 if (!VectorCompare(cullmins, ent->priv.server->cullmins) || !VectorCompare(cullmaxs, ent->priv.server->cullmaxs))
692                 {
693                         VectorCopy(cullmins, ent->priv.server->cullmins);
694                         VectorCopy(cullmaxs, ent->priv.server->cullmaxs);
695                         ent->priv.server->pvs_numclusters = -1;
696                         if (sv.worldmodel && sv.worldmodel->brush.FindBoxClusters)
697                         {
698                                 i = sv.worldmodel->brush.FindBoxClusters(sv.worldmodel, cullmins, cullmaxs, MAX_ENTITYCLUSTERS, ent->priv.server->pvs_clusterlist);
699                                 if (i <= MAX_ENTITYCLUSTERS)
700                                         ent->priv.server->pvs_numclusters = i;
701                         }
702                 }
703
704                 sendentitiesindex[e] = sendentities + numsendentities;
705                 sendentities[numsendentities++] = cs;
706         }
707 }
708
709 static int sententitiesmark = 0;
710 static int sententities[MAX_EDICTS];
711 static int sententitiesconsideration[MAX_EDICTS];
712 static int sv_writeentitiestoclient_culled_pvs;
713 static int sv_writeentitiestoclient_culled_trace;
714 static int sv_writeentitiestoclient_visibleentities;
715 static int sv_writeentitiestoclient_totalentities;
716 //static entity_frame_t sv_writeentitiestoclient_entityframe;
717 static int sv_writeentitiestoclient_clentnum;
718 static vec3_t sv_writeentitiestoclient_testeye;
719 static client_t *sv_writeentitiestoclient_client;
720
721 void SV_MarkWriteEntityStateToClient(entity_state_t *s)
722 {
723         int isbmodel;
724         vec3_t testorigin;
725         model_t *model;
726         prvm_edict_t *ed;
727         trace_t trace;
728         if (sententitiesconsideration[s->number] == sententitiesmark)
729                 return;
730         sententitiesconsideration[s->number] = sententitiesmark;
731         sv_writeentitiestoclient_totalentities++;
732
733         // never reject player
734         if (s->number != sv_writeentitiestoclient_clentnum)
735         {
736                 // check various rejection conditions
737                 if (s->nodrawtoclient == sv_writeentitiestoclient_clentnum)
738                         return;
739                 if (s->drawonlytoclient && s->drawonlytoclient != sv_writeentitiestoclient_clentnum)
740                         return;
741                 if (s->effects & EF_NODRAW)
742                         return;
743                 // LordHavoc: only send entities with a model or important effects
744                 if (!s->modelindex && s->specialvisibilityradius == 0)
745                         return;
746
747                 // viewmodels don't have visibility checking
748                 if (s->viewmodelforclient)
749                 {
750                         if (s->viewmodelforclient != sv_writeentitiestoclient_clentnum)
751                                 return;
752                 }
753                 else if (s->tagentity)
754                 {
755                         // tag attached entities simply check their parent
756                         if (!sendentitiesindex[s->tagentity])
757                                 return;
758                         SV_MarkWriteEntityStateToClient(sendentitiesindex[s->tagentity]);
759                         if (sententities[s->tagentity] != sententitiesmark)
760                                 return;
761                 }
762                 // always send world submodels in newer protocols because they don't
763                 // generate much traffic (in old protocols they hog bandwidth)
764                 else if (!(s->effects & EF_NODEPTHTEST) && !((isbmodel = (model = sv.models[s->modelindex]) != NULL && model->name[0] == '*') && (sv.protocol != PROTOCOL_QUAKE && sv.protocol != PROTOCOL_QUAKEDP && sv.protocol != PROTOCOL_NEHAHRAMOVIE)))
765                 {
766                         // entity has survived every check so far, check if visible
767                         ed = PRVM_EDICT_NUM(s->number);
768
769                         // if not touching a visible leaf
770                         if (sv_cullentities_pvs.integer && sv_writeentitiestoclient_pvsbytes)
771                         {
772                                 if (ed->priv.server->pvs_numclusters < 0)
773                                 {
774                                         // entity too big for clusters list
775                                         if (sv.worldmodel && sv.worldmodel->brush.BoxTouchingPVS && !sv.worldmodel->brush.BoxTouchingPVS(sv.worldmodel, sv_writeentitiestoclient_pvs, ed->priv.server->cullmins, ed->priv.server->cullmaxs))
776                                         {
777                                                 sv_writeentitiestoclient_culled_pvs++;
778                                                 return;
779                                         }
780                                 }
781                                 else
782                                 {
783                                         int i;
784                                         // check cached clusters list
785                                         for (i = 0;i < ed->priv.server->pvs_numclusters;i++)
786                                                 if (CHECKPVSBIT(sv_writeentitiestoclient_pvs, ed->priv.server->pvs_clusterlist[i]))
787                                                         break;
788                                         if (i == ed->priv.server->pvs_numclusters)
789                                         {
790                                                 sv_writeentitiestoclient_culled_pvs++;
791                                                 return;
792                                         }
793                                 }
794                         }
795
796                         // or not seen by random tracelines
797                         if (sv_cullentities_trace.integer && !isbmodel)
798                         {
799                                 // LordHavoc: test center first
800                                 testorigin[0] = (ed->priv.server->cullmins[0] + ed->priv.server->cullmaxs[0]) * 0.5f;
801                                 testorigin[1] = (ed->priv.server->cullmins[1] + ed->priv.server->cullmaxs[1]) * 0.5f;
802                                 testorigin[2] = (ed->priv.server->cullmins[2] + ed->priv.server->cullmaxs[2]) * 0.5f;
803                                 sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
804                                 if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, ed->priv.server->cullmins, ed->priv.server->cullmaxs))
805                                         sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
806                                 else
807                                 {
808                                         // LordHavoc: test random offsets, to maximize chance of detection
809                                         testorigin[0] = lhrandom(ed->priv.server->cullmins[0], ed->priv.server->cullmaxs[0]);
810                                         testorigin[1] = lhrandom(ed->priv.server->cullmins[1], ed->priv.server->cullmaxs[1]);
811                                         testorigin[2] = lhrandom(ed->priv.server->cullmins[2], ed->priv.server->cullmaxs[2]);
812                                         sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
813                                         if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, ed->priv.server->cullmins, ed->priv.server->cullmaxs))
814                                                 sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
815                                         else
816                                         {
817                                                 if (s->specialvisibilityradius)
818                                                 {
819                                                         // LordHavoc: test random offsets, to maximize chance of detection
820                                                         testorigin[0] = lhrandom(ed->priv.server->cullmins[0], ed->priv.server->cullmaxs[0]);
821                                                         testorigin[1] = lhrandom(ed->priv.server->cullmins[1], ed->priv.server->cullmaxs[1]);
822                                                         testorigin[2] = lhrandom(ed->priv.server->cullmins[2], ed->priv.server->cullmaxs[2]);
823                                                         sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
824                                                         if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, ed->priv.server->cullmins, ed->priv.server->cullmaxs))
825                                                                 sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
826                                                 }
827                                         }
828                                 }
829                                 if (realtime > sv_writeentitiestoclient_client->visibletime[s->number])
830                                 {
831                                         sv_writeentitiestoclient_culled_trace++;
832                                         return;
833                                 }
834                         }
835                 }
836         }
837
838         // this just marks it for sending
839         // FIXME: it would be more efficient to send here, but the entity
840         // compressor isn't that flexible
841         sv_writeentitiestoclient_visibleentities++;
842         sententities[s->number] = sententitiesmark;
843 }
844
845 entity_state_t sendstates[MAX_EDICTS];
846
847 void SV_WriteEntitiesToClient(client_t *client, prvm_edict_t *clent, sizebuf_t *msg, int *stats)
848 {
849         int i, numsendstates;
850         entity_state_t *s;
851
852         // if there isn't enough space to accomplish anything, skip it
853         if (msg->cursize + 25 > msg->maxsize)
854                 return;
855
856         sv_writeentitiestoclient_client = client;
857
858         sv_writeentitiestoclient_culled_pvs = 0;
859         sv_writeentitiestoclient_culled_trace = 0;
860         sv_writeentitiestoclient_visibleentities = 0;
861         sv_writeentitiestoclient_totalentities = 0;
862
863 // find the client's PVS
864         // the real place being tested from
865         VectorAdd(clent->fields.server->origin, clent->fields.server->view_ofs, sv_writeentitiestoclient_testeye);
866         sv_writeentitiestoclient_pvsbytes = 0;
867         if (sv.worldmodel && sv.worldmodel->brush.FatPVS)
868                 sv_writeentitiestoclient_pvsbytes = sv.worldmodel->brush.FatPVS(sv.worldmodel, sv_writeentitiestoclient_testeye, 8, sv_writeentitiestoclient_pvs, sizeof(sv_writeentitiestoclient_pvs));
869
870         sv_writeentitiestoclient_clentnum = PRVM_EDICT_TO_PROG(clent); // LordHavoc: for comparison purposes
871
872         sententitiesmark++;
873
874         for (i = 0;i < numsendentities;i++)
875                 SV_MarkWriteEntityStateToClient(sendentities + i);
876
877         numsendstates = 0;
878         for (i = 0;i < numsendentities;i++)
879         {
880                 if (sententities[sendentities[i].number] == sententitiesmark)
881                 {
882                         s = &sendstates[numsendstates++];
883                         *s = sendentities[i];
884                         if (s->exteriormodelforclient && s->exteriormodelforclient == sv_writeentitiestoclient_clentnum)
885                                 s->flags |= RENDER_EXTERIORMODEL;
886                 }
887         }
888
889         if (sv_cullentities_stats.integer)
890                 Con_Printf("client \"%s\" entities: %d total, %d visible, %d culled by: %d pvs %d trace\n", client->name, sv_writeentitiestoclient_totalentities, sv_writeentitiestoclient_visibleentities, sv_writeentitiestoclient_culled_pvs + sv_writeentitiestoclient_culled_trace, sv_writeentitiestoclient_culled_pvs, sv_writeentitiestoclient_culled_trace);
891
892         if (client->entitydatabase5)
893                 EntityFrame5_WriteFrame(msg, client->entitydatabase5, numsendstates, sendstates, client - svs.clients + 1, stats, client->movesequence);
894         else if (client->entitydatabase4)
895                 EntityFrame4_WriteFrame(msg, client->entitydatabase4, numsendstates, sendstates);
896         else if (client->entitydatabase)
897                 EntityFrame_WriteFrame(msg, client->entitydatabase, numsendstates, sendstates, client - svs.clients + 1);
898         else
899                 EntityFrameQuake_WriteFrame(msg, numsendstates, sendstates);
900 }
901
902 /*
903 =============
904 SV_CleanupEnts
905
906 =============
907 */
908 void SV_CleanupEnts (void)
909 {
910         int             e;
911         prvm_edict_t    *ent;
912
913         ent = PRVM_NEXT_EDICT(prog->edicts);
914         for (e=1 ; e<prog->num_edicts ; e++, ent = PRVM_NEXT_EDICT(ent))
915                 ent->fields.server->effects = (int)ent->fields.server->effects & ~EF_MUZZLEFLASH;
916 }
917
918 /*
919 ==================
920 SV_WriteClientdataToMessage
921
922 ==================
923 */
924 void SV_WriteClientdataToMessage (client_t *client, prvm_edict_t *ent, sizebuf_t *msg, int *stats)
925 {
926         int             bits;
927         int             i;
928         prvm_edict_t    *other;
929         int             items;
930         prvm_eval_t     *val;
931         vec3_t  punchvector;
932         qbyte   viewzoom;
933         const char *s;
934
935 //
936 // send a damage message
937 //
938         if (ent->fields.server->dmg_take || ent->fields.server->dmg_save)
939         {
940                 other = PRVM_PROG_TO_EDICT(ent->fields.server->dmg_inflictor);
941                 MSG_WriteByte (msg, svc_damage);
942                 MSG_WriteByte (msg, ent->fields.server->dmg_save);
943                 MSG_WriteByte (msg, ent->fields.server->dmg_take);
944                 for (i=0 ; i<3 ; i++)
945                         MSG_WriteCoord (msg, other->fields.server->origin[i] + 0.5*(other->fields.server->mins[i] + other->fields.server->maxs[i]), sv.protocol);
946
947                 ent->fields.server->dmg_take = 0;
948                 ent->fields.server->dmg_save = 0;
949         }
950
951 //
952 // send the current viewpos offset from the view entity
953 //
954         SV_SetIdealPitch ();            // how much to look up / down ideally
955
956 // a fixangle might get lost in a dropped packet.  Oh well.
957         if ( ent->fields.server->fixangle )
958         {
959                 MSG_WriteByte (msg, svc_setangle);
960                 for (i=0 ; i < 3 ; i++)
961                         MSG_WriteAngle (msg, ent->fields.server->angles[i], sv.protocol);
962                 ent->fields.server->fixangle = 0;
963         }
964
965         // stuff the sigil bits into the high bits of items for sbar, or else
966         // mix in items2
967         val = PRVM_GETEDICTFIELDVALUE(ent, eval_items2);
968         if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE)
969                 items = (int)ent->fields.server->items | ((int)val->_float << 23);
970         else
971                 items = (int)ent->fields.server->items | ((int)prog->globals.server->serverflags << 28);
972
973         VectorClear(punchvector);
974         if ((val = PRVM_GETEDICTFIELDVALUE(ent, eval_punchvector)))
975                 VectorCopy(val->vector, punchvector);
976
977         // FIXME: cache weapon model name and index in client struct to save time
978         // (this search can be almost 1% of cpu time!)
979         s = PRVM_GetString(ent->fields.server->weaponmodel);
980         if (strcmp(s, client->weaponmodel))
981         {
982                 strlcpy(client->weaponmodel, s, sizeof(client->weaponmodel));
983                 client->weaponmodelindex = SV_ModelIndex(s, 1);
984         }
985
986         viewzoom = 255;
987         if ((val = PRVM_GETEDICTFIELDVALUE(ent, eval_viewzoom)))
988                 viewzoom = val->_float * 255.0f;
989         if (viewzoom == 0)
990                 viewzoom = 255;
991
992         bits = 0;
993
994         if ((int)ent->fields.server->flags & FL_ONGROUND)
995                 bits |= SU_ONGROUND;
996         if (ent->fields.server->waterlevel >= 2)
997                 bits |= SU_INWATER;
998         if (ent->fields.server->idealpitch)
999                 bits |= SU_IDEALPITCH;
1000
1001         for (i=0 ; i<3 ; i++)
1002         {
1003                 if (ent->fields.server->punchangle[i])
1004                         bits |= (SU_PUNCH1<<i);
1005                 if (sv.protocol != PROTOCOL_QUAKE && sv.protocol != PROTOCOL_QUAKEDP && sv.protocol != PROTOCOL_NEHAHRAMOVIE)
1006                         if (punchvector[i])
1007                                 bits |= (SU_PUNCHVEC1<<i);
1008                 if (ent->fields.server->velocity[i])
1009                         bits |= (SU_VELOCITY1<<i);
1010         }
1011
1012         memset(stats, 0, sizeof(int[MAX_CL_STATS]));
1013         stats[STAT_VIEWHEIGHT] = ent->fields.server->view_ofs[2];
1014         stats[STAT_ITEMS] = items;
1015         stats[STAT_WEAPONFRAME] = ent->fields.server->weaponframe;
1016         stats[STAT_ARMOR] = ent->fields.server->armorvalue;
1017         stats[STAT_WEAPON] = client->weaponmodelindex;
1018         stats[STAT_HEALTH] = ent->fields.server->health;
1019         stats[STAT_AMMO] = ent->fields.server->currentammo;
1020         stats[STAT_SHELLS] = ent->fields.server->ammo_shells;
1021         stats[STAT_NAILS] = ent->fields.server->ammo_nails;
1022         stats[STAT_ROCKETS] = ent->fields.server->ammo_rockets;
1023         stats[STAT_CELLS] = ent->fields.server->ammo_cells;
1024         stats[STAT_ACTIVEWEAPON] = ent->fields.server->weapon;
1025         stats[STAT_VIEWZOOM] = viewzoom;
1026         // the QC bumps these itself by sending svc_'s, so we have to keep them
1027         // zero or they'll be corrected by the engine
1028         //stats[STAT_TOTALSECRETS] = prog->globals.server->total_secrets;
1029         //stats[STAT_TOTALMONSTERS] = prog->globals.server->total_monsters;
1030         //stats[STAT_SECRETS] = prog->globals.server->found_secrets;
1031         //stats[STAT_MONSTERS] = prog->globals.server->killed_monsters;
1032
1033         if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5)
1034         {
1035                 if (stats[STAT_VIEWHEIGHT] != DEFAULT_VIEWHEIGHT) bits |= SU_VIEWHEIGHT;
1036                 bits |= SU_ITEMS;
1037                 if (stats[STAT_WEAPONFRAME]) bits |= SU_WEAPONFRAME;
1038                 if (stats[STAT_ARMOR]) bits |= SU_ARMOR;
1039                 bits |= SU_WEAPON;
1040                 // FIXME: which protocols support this?  does PROTOCOL_DARKPLACES3 support viewzoom?
1041                 if (sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5)
1042                         if (viewzoom != 255)
1043                                 bits |= SU_VIEWZOOM;
1044         }
1045
1046         if (bits >= 65536)
1047                 bits |= SU_EXTEND1;
1048         if (bits >= 16777216)
1049                 bits |= SU_EXTEND2;
1050
1051         // send the data
1052         MSG_WriteByte (msg, svc_clientdata);
1053         MSG_WriteShort (msg, bits);
1054         if (bits & SU_EXTEND1)
1055                 MSG_WriteByte(msg, bits >> 16);
1056         if (bits & SU_EXTEND2)
1057                 MSG_WriteByte(msg, bits >> 24);
1058
1059         if (bits & SU_VIEWHEIGHT)
1060                 MSG_WriteChar (msg, stats[STAT_VIEWHEIGHT]);
1061
1062         if (bits & SU_IDEALPITCH)
1063                 MSG_WriteChar (msg, ent->fields.server->idealpitch);
1064
1065         for (i=0 ; i<3 ; i++)
1066         {
1067                 if (bits & (SU_PUNCH1<<i))
1068                 {
1069                         if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE)
1070                                 MSG_WriteChar(msg, ent->fields.server->punchangle[i]);
1071                         else
1072                                 MSG_WriteAngle16i(msg, ent->fields.server->punchangle[i]);
1073                 }
1074                 if (bits & (SU_PUNCHVEC1<<i))
1075                 {
1076                         if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
1077                                 MSG_WriteCoord16i(msg, punchvector[i]);
1078                         else
1079                                 MSG_WriteCoord32f(msg, punchvector[i]);
1080                 }
1081                 if (bits & (SU_VELOCITY1<<i))
1082                 {
1083                         if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
1084                                 MSG_WriteChar(msg, ent->fields.server->velocity[i] * (1.0f / 16.0f));
1085                         else
1086                                 MSG_WriteCoord32f(msg, ent->fields.server->velocity[i]);
1087                 }
1088         }
1089
1090         if (bits & SU_ITEMS)
1091                 MSG_WriteLong (msg, stats[STAT_ITEMS]);
1092
1093         if (sv.protocol == PROTOCOL_DARKPLACES5)
1094         {
1095                 if (bits & SU_WEAPONFRAME)
1096                         MSG_WriteShort (msg, stats[STAT_WEAPONFRAME]);
1097                 if (bits & SU_ARMOR)
1098                         MSG_WriteShort (msg, stats[STAT_ARMOR]);
1099                 if (bits & SU_WEAPON)
1100                         MSG_WriteShort (msg, stats[STAT_WEAPON]);
1101                 MSG_WriteShort (msg, stats[STAT_HEALTH]);
1102                 MSG_WriteShort (msg, stats[STAT_AMMO]);
1103                 MSG_WriteShort (msg, stats[STAT_SHELLS]);
1104                 MSG_WriteShort (msg, stats[STAT_NAILS]);
1105                 MSG_WriteShort (msg, stats[STAT_ROCKETS]);
1106                 MSG_WriteShort (msg, stats[STAT_CELLS]);
1107                 MSG_WriteShort (msg, stats[STAT_ACTIVEWEAPON]);
1108                 if (bits & SU_VIEWZOOM)
1109                         MSG_WriteShort (msg, min(stats[STAT_VIEWZOOM], 65535));
1110         }
1111         else if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
1112         {
1113                 if (bits & SU_WEAPONFRAME)
1114                         MSG_WriteByte (msg, stats[STAT_WEAPONFRAME]);
1115                 if (bits & SU_ARMOR)
1116                         MSG_WriteByte (msg, stats[STAT_ARMOR]);
1117                 if (bits & SU_WEAPON)
1118                         MSG_WriteByte (msg, stats[STAT_WEAPON]);
1119                 MSG_WriteShort (msg, stats[STAT_HEALTH]);
1120                 MSG_WriteByte (msg, stats[STAT_AMMO]);
1121                 MSG_WriteByte (msg, stats[STAT_SHELLS]);
1122                 MSG_WriteByte (msg, stats[STAT_NAILS]);
1123                 MSG_WriteByte (msg, stats[STAT_ROCKETS]);
1124                 MSG_WriteByte (msg, stats[STAT_CELLS]);
1125                 if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE || gamemode == GAME_NEXUIZ)
1126                 {
1127                         for (i = 0;i < 32;i++)
1128                                 if (stats[STAT_WEAPON] & (1<<i))
1129                                         break;
1130                         MSG_WriteByte (msg, i);
1131                 }
1132                 else
1133                         MSG_WriteByte (msg, stats[STAT_WEAPON]);
1134                 if (bits & SU_VIEWZOOM)
1135                 {
1136                         if (sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
1137                                 MSG_WriteByte (msg, min(stats[STAT_VIEWZOOM], 255));
1138                         else
1139                                 MSG_WriteShort (msg, min(stats[STAT_VIEWZOOM], 65535));
1140                 }
1141         }
1142 }
1143
1144 /*
1145 =======================
1146 SV_SendClientDatagram
1147 =======================
1148 */
1149 static qbyte sv_sendclientdatagram_buf[NET_MAXMESSAGE]; // FIXME?
1150 qboolean SV_SendClientDatagram (client_t *client)
1151 {
1152         int rate, maxrate, maxsize, maxsize2;
1153         sizebuf_t msg;
1154         int stats[MAX_CL_STATS];
1155
1156         if (LHNETADDRESS_GetAddressType(&host_client->netconnection->peeraddress) == LHNETADDRESSTYPE_LOOP && !sv_ratelimitlocalplayer.integer)
1157         {
1158                 // for good singleplayer, send huge packets
1159                 maxsize = sizeof(sv_sendclientdatagram_buf);
1160                 maxsize2 = sizeof(sv_sendclientdatagram_buf);
1161         }
1162         else if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
1163         {
1164                 // no rate limiting support on older protocols because dp protocols
1165                 // 1-4 kick the client off if they overflow, and quake protocol shows
1166                 // less than the full entity set if rate limited
1167                 maxsize = 1400;
1168                 maxsize2 = 1400;
1169         }
1170         else
1171         {
1172                 // PROTOCOL_DARKPLACES5 and later support packet size limiting of updates
1173                 maxrate = bound(NET_MINRATE, sv_maxrate.integer, NET_MAXRATE);
1174                 if (sv_maxrate.integer != maxrate)
1175                         Cvar_SetValueQuick(&sv_maxrate, maxrate);
1176
1177                 rate = bound(NET_MINRATE, client->rate, maxrate);
1178                 rate = (int)(client->rate * sys_ticrate.value);
1179                 maxsize = bound(100, rate, 1400);
1180                 maxsize2 = 1400;
1181         }
1182
1183         msg.data = sv_sendclientdatagram_buf;
1184         msg.maxsize = maxsize;
1185         msg.cursize = 0;
1186
1187         MSG_WriteByte (&msg, svc_time);
1188         MSG_WriteFloat (&msg, sv.time);
1189
1190         // add the client specific data to the datagram
1191         SV_WriteClientdataToMessage (client, client->edict, &msg, stats);
1192         SV_WriteEntitiesToClient (client, client->edict, &msg, stats);
1193
1194         // expand packet size to allow effects to go over the rate limit
1195         // (dropping them is FAR too ugly)
1196         msg.maxsize = maxsize2;
1197
1198         // copy the server datagram if there is space
1199         // FIXME: put in delayed queue of effects to send
1200         if (sv.datagram.cursize > 0 && msg.cursize + sv.datagram.cursize <= msg.maxsize)
1201                 SZ_Write (&msg, sv.datagram.data, sv.datagram.cursize);
1202
1203 // send the datagram
1204         if (NetConn_SendUnreliableMessage (client->netconnection, &msg) == -1)
1205         {
1206                 SV_DropClient (true);// if the message couldn't send, kick off
1207                 return false;
1208         }
1209
1210         return true;
1211 }
1212
1213 /*
1214 =======================
1215 SV_UpdateToReliableMessages
1216 =======================
1217 */
1218 void SV_UpdateToReliableMessages (void)
1219 {
1220         int i, j;
1221         client_t *client;
1222         prvm_eval_t *val;
1223         const char *name;
1224         const char *model;
1225         const char *skin;
1226
1227 // check for changes to be sent over the reliable streams
1228         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1229         {
1230                 // update the host_client fields we care about according to the entity fields
1231                 host_client->edict = PRVM_EDICT_NUM(i+1);
1232
1233                 // DP_SV_CLIENTNAME
1234                 name = PRVM_GetString(host_client->edict->fields.server->netname);
1235                 if (name == NULL)
1236                         name = "";
1237                 // always point the string back at host_client->name to keep it safe
1238                 strlcpy (host_client->name, name, sizeof (host_client->name));
1239                 host_client->edict->fields.server->netname = PRVM_SetEngineString(host_client->name);
1240                 if (strcmp(host_client->old_name, host_client->name))
1241                 {
1242                         if (host_client->spawned)
1243                                 SV_BroadcastPrintf("%s changed name to %s\n", host_client->old_name, host_client->name);
1244                         strcpy(host_client->old_name, host_client->name);
1245                         // send notification to all clients
1246                         MSG_WriteByte (&sv.reliable_datagram, svc_updatename);
1247                         MSG_WriteByte (&sv.reliable_datagram, i);
1248                         MSG_WriteString (&sv.reliable_datagram, host_client->name);
1249                 }
1250
1251                 // DP_SV_CLIENTCOLORS
1252                 // this is always found (since it's added by the progs loader)
1253                 if ((val = PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_clientcolors)))
1254                         host_client->colors = (int)val->_float;
1255                 if (host_client->old_colors != host_client->colors)
1256                 {
1257                         host_client->old_colors = host_client->colors;
1258                         // send notification to all clients
1259                         MSG_WriteByte (&sv.reliable_datagram, svc_updatecolors);
1260                         MSG_WriteByte (&sv.reliable_datagram, i);
1261                         MSG_WriteByte (&sv.reliable_datagram, host_client->colors);
1262                 }
1263
1264                 // NEXUIZ_PLAYERMODEL
1265                 if( eval_playermodel ) {
1266                         model = PRVM_GetString(PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playermodel)->string);
1267                         if (model == NULL)
1268                                 model = "";
1269                         // always point the string back at host_client->name to keep it safe
1270                         strlcpy (host_client->playermodel, model, sizeof (host_client->playermodel));
1271                         PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playermodel)->string = PRVM_SetEngineString(host_client->playermodel);
1272                 }
1273
1274                 // NEXUIZ_PLAYERSKIN
1275                 if( eval_playerskin ) {
1276                         skin = PRVM_GetString(PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playerskin)->string);
1277                         if (skin == NULL)
1278                                 skin = "";
1279                         // always point the string back at host_client->name to keep it safe
1280                         strlcpy (host_client->playerskin, skin, sizeof (host_client->playerskin));
1281                         PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playerskin)->string = PRVM_SetEngineString(host_client->playerskin);
1282                 }
1283
1284                 // frags
1285                 host_client->frags = (int)host_client->edict->fields.server->frags;
1286                 if (host_client->old_frags != host_client->frags)
1287                 {
1288                         host_client->old_frags = host_client->frags;
1289                         // send notification to all clients
1290                         MSG_WriteByte (&sv.reliable_datagram, svc_updatefrags);
1291                         MSG_WriteByte (&sv.reliable_datagram, i);
1292                         MSG_WriteShort (&sv.reliable_datagram, host_client->frags);
1293                 }
1294         }
1295
1296         for (j = 0, client = svs.clients;j < svs.maxclients;j++, client++)
1297                 if (client->netconnection)
1298                         SZ_Write (&client->message, sv.reliable_datagram.data, sv.reliable_datagram.cursize);
1299
1300         SZ_Clear (&sv.reliable_datagram);
1301 }
1302
1303
1304 /*
1305 =======================
1306 SV_SendNop
1307
1308 Send a nop message without trashing or sending the accumulated client
1309 message buffer
1310 =======================
1311 */
1312 void SV_SendNop (client_t *client)
1313 {
1314         sizebuf_t       msg;
1315         qbyte           buf[4];
1316
1317         msg.data = buf;
1318         msg.maxsize = sizeof(buf);
1319         msg.cursize = 0;
1320
1321         MSG_WriteChar (&msg, svc_nop);
1322
1323         if (NetConn_SendUnreliableMessage (client->netconnection, &msg) == -1)
1324                 SV_DropClient (true);   // if the message couldn't send, kick off
1325         client->last_message = realtime;
1326 }
1327
1328 /*
1329 =======================
1330 SV_SendClientMessages
1331 =======================
1332 */
1333 void SV_SendClientMessages (void)
1334 {
1335         int i, prepared = false;
1336
1337 // update frags, names, etc
1338         SV_UpdateToReliableMessages();
1339
1340 // build individual updates
1341         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1342         {
1343                 if (!host_client->active)
1344                         continue;
1345                 if (!host_client->netconnection)
1346                 {
1347                         SZ_Clear(&host_client->message);
1348                         continue;
1349                 }
1350
1351                 if (host_client->message.overflowed)
1352                 {
1353                         SV_DropClient (true);   // if the message couldn't send, kick off
1354                         continue;
1355                 }
1356
1357                 if (host_client->spawned)
1358                 {
1359                         if (!prepared)
1360                         {
1361                                 prepared = true;
1362                                 // only prepare entities once per frame
1363                                 SV_PrepareEntitiesForSending();
1364                         }
1365                         if (!SV_SendClientDatagram (host_client))
1366                                 continue;
1367                 }
1368                 else
1369                 {
1370                 // the player isn't totally in the game yet
1371                 // send small keepalive messages if too much time has passed
1372                 // send a full message when the next signon stage has been requested
1373                 // some other message data (name changes, etc) may accumulate
1374                 // between signon stages
1375                         if (!host_client->sendsignon)
1376                         {
1377                                 if (realtime - host_client->last_message > 5)
1378                                         SV_SendNop (host_client);
1379                                 continue;       // don't send out non-signon messages
1380                         }
1381                 }
1382
1383                 if (host_client->message.cursize || host_client->dropasap)
1384                 {
1385                         if (!NetConn_CanSendMessage (host_client->netconnection))
1386                                 continue;
1387
1388                         if (host_client->dropasap)
1389                                 SV_DropClient (false);  // went to another level
1390                         else
1391                         {
1392                                 if (NetConn_SendReliableMessage (host_client->netconnection, &host_client->message) == -1)
1393                                         SV_DropClient (true);   // if the message couldn't send, kick off
1394                                 SZ_Clear (&host_client->message);
1395                                 host_client->last_message = realtime;
1396                                 host_client->sendsignon = false;
1397                         }
1398                 }
1399         }
1400
1401 // clear muzzle flashes
1402         SV_CleanupEnts();
1403 }
1404
1405
1406 /*
1407 ==============================================================================
1408
1409 SERVER SPAWNING
1410
1411 ==============================================================================
1412 */
1413
1414 /*
1415 ================
1416 SV_ModelIndex
1417
1418 ================
1419 */
1420 int SV_ModelIndex(const char *s, int precachemode)
1421 {
1422         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE) ? 256 : MAX_MODELS);
1423         char filename[MAX_QPATH];
1424         if (!s || !*s)
1425                 return 0;
1426         // testing
1427         //if (precachemode == 2)
1428         //      return 0;
1429         strlcpy(filename, s, sizeof(filename));
1430         for (i = 2;i < limit;i++)
1431         {
1432                 if (!sv.model_precache[i][0])
1433                 {
1434                         if (precachemode)
1435                         {
1436                                 if (sv.state != ss_loading && (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5))
1437                                 {
1438                                         Con_Printf("SV_ModelIndex(\"%s\"): precache_model can only be done in spawn functions\n", filename);
1439                                         return 0;
1440                                 }
1441                                 if (precachemode == 1)
1442                                         Con_Printf("SV_ModelIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1443                                 strlcpy(sv.model_precache[i], filename, sizeof(sv.model_precache[i]));
1444                                 sv.models[i] = Mod_ForName (sv.model_precache[i], true, false, false);
1445                                 if (sv.state != ss_loading)
1446                                 {
1447                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1448                                         MSG_WriteShort(&sv.reliable_datagram, i);
1449                                         MSG_WriteString(&sv.reliable_datagram, filename);
1450                                 }
1451                                 return i;
1452                         }
1453                         Con_Printf("SV_ModelIndex(\"%s\"): not precached\n", filename);
1454                         return 0;
1455                 }
1456                 if (!strcmp(sv.model_precache[i], filename))
1457                         return i;
1458         }
1459         Con_Printf("SV_ModelIndex(\"%s\"): i (%i) == MAX_MODELS (%i)\n", filename, i, MAX_MODELS);
1460         return 0;
1461 }
1462
1463 /*
1464 ================
1465 SV_SoundIndex
1466
1467 ================
1468 */
1469 int SV_SoundIndex(const char *s, int precachemode)
1470 {
1471         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE) ? 256 : MAX_SOUNDS);
1472         char filename[MAX_QPATH];
1473         if (!s || !*s)
1474                 return 0;
1475         // testing
1476         //if (precachemode == 2)
1477         //      return 0;
1478         strlcpy(filename, s, sizeof(filename));
1479         for (i = 1;i < limit;i++)
1480         {
1481                 if (!sv.sound_precache[i][0])
1482                 {
1483                         if (precachemode)
1484                         {
1485                                 if (sv.state != ss_loading && (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5))
1486                                 {
1487                                         Con_Printf("SV_SoundIndex(\"%s\"): precache_sound can only be done in spawn functions\n", filename);
1488                                         return 0;
1489                                 }
1490                                 if (precachemode == 1)
1491                                         Con_Printf("SV_SoundIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1492                                 strlcpy(sv.sound_precache[i], filename, sizeof(sv.sound_precache[i]));
1493                                 if (sv.state != ss_loading)
1494                                 {
1495                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1496                                         MSG_WriteShort(&sv.reliable_datagram, i + 32768);
1497                                         MSG_WriteString(&sv.reliable_datagram, filename);
1498                                 }
1499                                 return i;
1500                         }
1501                         Con_Printf("SV_SoundIndex(\"%s\"): not precached\n", filename);
1502                         return 0;
1503                 }
1504                 if (!strcmp(sv.sound_precache[i], filename))
1505                         return i;
1506         }
1507         Con_Printf("SV_SoundIndex(\"%s\"): i (%i) == MAX_SOUNDS (%i)\n", filename, i, MAX_SOUNDS);
1508         return 0;
1509 }
1510
1511 /*
1512 ================
1513 SV_CreateBaseline
1514
1515 ================
1516 */
1517 void SV_CreateBaseline (void)
1518 {
1519         int i, entnum, large;
1520         prvm_edict_t *svent;
1521
1522         // LordHavoc: clear *all* states (note just active ones)
1523         for (entnum = 0;entnum < prog->max_edicts;entnum++)
1524         {
1525                 // get the current server version
1526                 svent = PRVM_EDICT_NUM(entnum);
1527
1528                 // LordHavoc: always clear state values, whether the entity is in use or not
1529                 svent->priv.server->baseline = defaultstate;
1530
1531                 if (svent->priv.server->free)
1532                         continue;
1533                 if (entnum > svs.maxclients && !svent->fields.server->modelindex)
1534                         continue;
1535
1536                 // create entity baseline
1537                 VectorCopy (svent->fields.server->origin, svent->priv.server->baseline.origin);
1538                 VectorCopy (svent->fields.server->angles, svent->priv.server->baseline.angles);
1539                 svent->priv.server->baseline.frame = svent->fields.server->frame;
1540                 svent->priv.server->baseline.skin = svent->fields.server->skin;
1541                 if (entnum > 0 && entnum <= svs.maxclients)
1542                 {
1543                         svent->priv.server->baseline.colormap = entnum;
1544                         svent->priv.server->baseline.modelindex = SV_ModelIndex("progs/player.mdl", 1);
1545                 }
1546                 else
1547                 {
1548                         svent->priv.server->baseline.colormap = 0;
1549                         svent->priv.server->baseline.modelindex = svent->fields.server->modelindex;
1550                 }
1551
1552                 large = false;
1553                 if (svent->priv.server->baseline.modelindex & 0xFF00 || svent->priv.server->baseline.frame & 0xFF00)
1554                         large = true;
1555
1556                 // add to the message
1557                 if (large)
1558                         MSG_WriteByte (&sv.signon, svc_spawnbaseline2);
1559                 else
1560                         MSG_WriteByte (&sv.signon, svc_spawnbaseline);
1561                 MSG_WriteShort (&sv.signon, entnum);
1562
1563                 if (large)
1564                 {
1565                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
1566                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.frame);
1567                 }
1568                 else
1569                 {
1570                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.modelindex);
1571                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
1572                 }
1573                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.colormap);
1574                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.skin);
1575                 for (i=0 ; i<3 ; i++)
1576                 {
1577                         MSG_WriteCoord(&sv.signon, svent->priv.server->baseline.origin[i], sv.protocol);
1578                         MSG_WriteAngle(&sv.signon, svent->priv.server->baseline.angles[i], sv.protocol);
1579                 }
1580         }
1581 }
1582
1583
1584 /*
1585 ================
1586 SV_SendReconnect
1587
1588 Tell all the clients that the server is changing levels
1589 ================
1590 */
1591 void SV_SendReconnect (void)
1592 {
1593 #if 1
1594         MSG_WriteByte(&sv.reliable_datagram, svc_stufftext);
1595         MSG_WriteString(&sv.reliable_datagram, "reconnect\n");
1596 #else
1597         qbyte data[128];
1598         sizebuf_t msg;
1599
1600         msg.data = data;
1601         msg.cursize = 0;
1602         msg.maxsize = sizeof(data);
1603
1604         MSG_WriteChar (&msg, svc_stufftext);
1605         MSG_WriteString (&msg, "reconnect\n");
1606         NetConn_SendToAll (&msg, 5);
1607
1608         if (cls.state != ca_dedicated)
1609                 Cmd_ExecuteString ("reconnect\n", src_command);
1610 #endif
1611 }
1612
1613
1614 /*
1615 ================
1616 SV_SaveSpawnparms
1617
1618 Grabs the current state of each client for saving across the
1619 transition to another level
1620 ================
1621 */
1622 void SV_SaveSpawnparms (void)
1623 {
1624         int             i, j;
1625
1626         svs.serverflags = prog->globals.server->serverflags;
1627
1628         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1629         {
1630                 if (!host_client->active)
1631                         continue;
1632
1633         // call the progs to get default spawn parms for the new client
1634                 prog->globals.server->self = PRVM_EDICT_TO_PROG(host_client->edict);
1635                 PRVM_ExecuteProgram (prog->globals.server->SetChangeParms, "QC function SetChangeParms is missing");
1636                 for (j=0 ; j<NUM_SPAWN_PARMS ; j++)
1637                         host_client->spawn_parms[j] = (&prog->globals.server->parm1)[j];
1638         }
1639 }
1640 /*
1641 void SV_IncreaseEdicts(void)
1642 {
1643         int i;
1644         prvm_edict_t *ent;
1645         int oldmax_edicts = prog->max_edicts;
1646         void *oldedictsengineprivate = prog->edictprivate;
1647         void *oldedictsfields = prog->edictsfields;
1648         void *oldmoved_edicts = sv.moved_edicts;
1649
1650         if (prog->max_edicts >= MAX_EDICTS)
1651                 return;
1652
1653         // links don't survive the transition, so unlink everything
1654         for (i = 0, ent = prog->edicts;i < prog->max_edicts;i++, ent++)
1655         {
1656                 if (!ent->priv.server->free)
1657                         SV_UnlinkEdict(prog->edicts + i);
1658                 memset(&ent->priv.server->areagrid, 0, sizeof(ent->priv.server->areagrid));
1659         }
1660         SV_ClearWorld();
1661
1662         prog->max_edicts   = min(prog->max_edicts + 256, MAX_EDICTS);
1663         prog->edictprivate = PR_Alloc(prog->max_edicts * sizeof(edict_engineprivate_t));
1664         prog->edictsfields = PR_Alloc(prog->max_edicts * prog->edict_size);
1665         sv.moved_edicts = PR_Alloc(prog->max_edicts * sizeof(prvm_edict_t *));
1666
1667         memcpy(prog->edictprivate, oldedictsengineprivate, oldmax_edicts * sizeof(edict_engineprivate_t));
1668         memcpy(prog->edictsfields, oldedictsfields, oldmax_edicts * prog->edict_size);
1669
1670         for (i = 0, ent = prog->edicts;i < prog->max_edicts;i++, ent++)
1671         {
1672                 ent->priv.vp = (qbyte*) prog->edictprivate + i * prog->edictprivate_size;
1673                 ent->fields.server = (void *)((qbyte *)prog->edictsfields + i * prog->edict_size);
1674                 // link every entity except world
1675                 if (!ent->priv.server->free)
1676                         SV_LinkEdict(ent, false);
1677         }
1678
1679         PR_Free(oldedictsengineprivate);
1680         PR_Free(oldedictsfields);
1681         PR_Free(oldmoved_edicts);
1682 }*/
1683
1684 /*
1685 ================
1686 SV_SpawnServer
1687
1688 This is called at the start of each level
1689 ================
1690 */
1691 extern float            scr_centertime_off;
1692
1693 void SV_SpawnServer (const char *server)
1694 {
1695         prvm_edict_t *ent;
1696         int i;
1697         char *entities;
1698         model_t *worldmodel;
1699         char modelname[sizeof(sv.modelname)];
1700
1701         Con_DPrintf("SpawnServer: %s\n", server);
1702
1703         if (cls.state != ca_dedicated)
1704                 SCR_BeginLoadingPlaque();
1705
1706         dpsnprintf (modelname, sizeof(modelname), "maps/%s.bsp", server);
1707         worldmodel = Mod_ForName(modelname, false, true, true);
1708         if (!worldmodel || !worldmodel->TraceBox)
1709         {
1710                 Con_Printf("Couldn't load map %s\n", modelname);
1711                 return;
1712         }
1713
1714         // let's not have any servers with no name
1715         if (hostname.string[0] == 0)
1716                 Cvar_Set ("hostname", "UNNAMED");
1717         scr_centertime_off = 0;
1718
1719         svs.changelevel_issued = false;         // now safe to issue another
1720
1721 //
1722 // tell all connected clients that we are going to a new level
1723 //
1724         if (sv.active)
1725         {
1726                 SV_VM_Begin();
1727                 SV_SendReconnect();
1728                 SV_VM_End();
1729         }
1730         else
1731         {
1732                 // open server port
1733                 NetConn_OpenServerPorts(true);
1734         }
1735
1736 //
1737 // make cvars consistant
1738 //
1739         if (coop.integer)
1740                 Cvar_SetValue ("deathmatch", 0);
1741         // LordHavoc: it can be useful to have skills outside the range 0-3...
1742         //current_skill = bound(0, (int)(skill.value + 0.5), 3);
1743         //Cvar_SetValue ("skill", (float)current_skill);
1744         current_skill = (int)(skill.value + 0.5);
1745
1746 //
1747 // set up the new server
1748 //
1749         Host_ClearMemory ();
1750
1751         memset (&sv, 0, sizeof(sv));
1752
1753         SV_VM_Setup();
1754
1755         sv.active = true;
1756
1757         strlcpy (sv.name, server, sizeof (sv.name));
1758
1759         sv.protocol = Protocol_EnumForName(sv_protocolname.string);
1760         if (sv.protocol == PROTOCOL_UNKNOWN)
1761         {
1762                 char buffer[1024];
1763                 Protocol_Names(buffer, sizeof(buffer));
1764                 Con_Printf("Unknown sv_protocolname \"%s\", valid values are:\n%s\n", sv_protocolname.string, buffer);
1765                 sv.protocol = PROTOCOL_QUAKE;
1766         }
1767
1768         SV_VM_Begin();
1769
1770 // load progs to get entity field count
1771         //PR_LoadProgs ( sv_progs.string );
1772
1773         // allocate server memory
1774         /*// start out with just enough room for clients and a reasonable estimate of entities
1775         prog->max_edicts = max(svs.maxclients + 1, 512);
1776         prog->max_edicts = min(prog->max_edicts, MAX_EDICTS);
1777
1778         // prvm_edict_t structures (hidden from progs)
1779         prog->edicts = PR_Alloc(MAX_EDICTS * sizeof(prvm_edict_t));
1780         // engine private structures (hidden from progs)
1781         prog->edictprivate = PR_Alloc(prog->max_edicts * sizeof(edict_engineprivate_t));
1782         // progs fields, often accessed by server
1783         prog->edictsfields = PR_Alloc(prog->max_edicts * prog->edict_size);*/
1784         // used by PushMove to move back pushed entities
1785         sv.moved_edicts = (prvm_edict_t **)PRVM_Alloc(prog->max_edicts * sizeof(prvm_edict_t *));
1786         /*for (i = 0;i < prog->max_edicts;i++)
1787         {
1788                 ent = prog->edicts + i;
1789                 ent->priv.vp = (qbyte*) prog->edictprivate + i * prog->edictprivate_size;
1790                 ent->fields.server = (void *)((qbyte *)prog->edictsfields + i * prog->edict_size);
1791         }*/
1792
1793         // fix up client->edict pointers for returning clients right away...
1794         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1795                 host_client->edict = PRVM_EDICT_NUM(i + 1);
1796
1797         sv.datagram.maxsize = sizeof(sv.datagram_buf);
1798         sv.datagram.cursize = 0;
1799         sv.datagram.data = sv.datagram_buf;
1800
1801         sv.reliable_datagram.maxsize = sizeof(sv.reliable_datagram_buf);
1802         sv.reliable_datagram.cursize = 0;
1803         sv.reliable_datagram.data = sv.reliable_datagram_buf;
1804
1805         sv.signon.maxsize = sizeof(sv.signon_buf);
1806         sv.signon.cursize = 0;
1807         sv.signon.data = sv.signon_buf;
1808
1809 // leave slots at start for clients only
1810         //prog->num_edicts = svs.maxclients+1;
1811
1812         sv.state = ss_loading;
1813         prog->allowworldwrites = true;
1814         sv.paused = false;
1815
1816         *prog->time = sv.time = 1.0;
1817
1818         Mod_ClearUsed();
1819         worldmodel->used = true;
1820
1821         strlcpy (sv.name, server, sizeof (sv.name));
1822         strcpy(sv.modelname, modelname);
1823         sv.worldmodel = worldmodel;
1824         sv.models[1] = sv.worldmodel;
1825
1826 //
1827 // clear world interaction links
1828 //
1829         SV_ClearWorld ();
1830
1831         strlcpy(sv.sound_precache[0], "", sizeof(sv.sound_precache[0]));
1832
1833         strlcpy(sv.model_precache[0], "", sizeof(sv.model_precache[0]));
1834         strlcpy(sv.model_precache[1], sv.modelname, sizeof(sv.model_precache[1]));
1835         for (i = 1;i < sv.worldmodel->brush.numsubmodels;i++)
1836         {
1837                 dpsnprintf(sv.model_precache[i+1], sizeof(sv.model_precache[i+1]), "*%i", i);
1838                 sv.models[i+1] = Mod_ForName (sv.model_precache[i+1], false, false, false);
1839         }
1840
1841 //
1842 // load the rest of the entities
1843 //
1844         // AK possible hack since num_edicts is still 0
1845         ent = PRVM_EDICT_NUM(0);
1846         memset (ent->fields.server, 0, prog->progs->entityfields * 4);
1847         ent->priv.server->free = false;
1848         ent->fields.server->model = PRVM_SetEngineString(sv.modelname);
1849         ent->fields.server->modelindex = 1;             // world model
1850         ent->fields.server->solid = SOLID_BSP;
1851         ent->fields.server->movetype = MOVETYPE_PUSH;
1852
1853         if (coop.value)
1854                 prog->globals.server->coop = coop.integer;
1855         else
1856                 prog->globals.server->deathmatch = deathmatch.integer;
1857
1858         prog->globals.server->mapname = PRVM_SetEngineString(sv.name);
1859
1860 // serverflags are for cross level information (sigils)
1861         prog->globals.server->serverflags = svs.serverflags;
1862
1863         // load replacement entity file if found
1864         entities = NULL;
1865         if (sv_entpatch.integer)
1866                 entities = (char *)FS_LoadFile(va("maps/%s.ent", sv.name), tempmempool, true);
1867         if (entities)
1868         {
1869                 Con_Printf("Loaded maps/%s.ent\n", sv.name);
1870                 PRVM_ED_LoadFromFile (entities);
1871                 Mem_Free(entities);
1872         }
1873         else
1874                 PRVM_ED_LoadFromFile (sv.worldmodel->brush.entities);
1875
1876
1877         // LordHavoc: clear world angles (to fix e3m3.bsp)
1878         VectorClear(prog->edicts->fields.server->angles);
1879
1880 // all setup is completed, any further precache statements are errors
1881         sv.state = ss_active;
1882         prog->allowworldwrites = false;
1883
1884         // we need to reset the spawned flag on all connected clients here so that
1885         // their thinks don't run during startup (before PutClientInServer)
1886         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1887                 host_client->spawned = false;
1888
1889 // run two frames to allow everything to settle
1890         for (i = 0;i < 2;i++)
1891         {
1892                 sv.frametime = host_frametime = 0.1;
1893                 SV_Physics ();
1894         }
1895
1896         Mod_PurgeUnused();
1897
1898 // create a baseline for more efficient communications
1899         if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE)
1900                 SV_CreateBaseline ();
1901
1902 // send serverinfo to all connected clients
1903         // (note this also handles botclients coming back from a level change)
1904         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1905                 if (host_client->active)
1906                         SV_SendServerinfo(host_client);
1907
1908         Con_DPrint("Server spawned.\n");
1909         NetConn_Heartbeat (2);
1910
1911         SV_VM_End();
1912 }
1913
1914 /////////////////////////////////////////////////////
1915 // SV VM stuff
1916
1917 void SV_VM_CB_BeginIncreaseEdicts(void)
1918 {
1919         int i;
1920         prvm_edict_t *ent;
1921
1922         PRVM_Free( sv.moved_edicts );
1923         sv.moved_edicts = (prvm_edict_t **)PRVM_Alloc(prog->max_edicts * sizeof(prvm_edict_t *));
1924
1925         // links don't survive the transition, so unlink everything
1926         for (i = 0, ent = prog->edicts;i < prog->max_edicts;i++, ent++)
1927         {
1928                 if (!ent->priv.server->free)
1929                         SV_UnlinkEdict(prog->edicts + i);
1930                 memset(&ent->priv.server->areagrid, 0, sizeof(ent->priv.server->areagrid));
1931         }
1932         SV_ClearWorld();
1933 }
1934
1935 void SV_VM_CB_EndIncreaseEdicts(void)
1936 {
1937         int i;
1938         prvm_edict_t *ent;
1939
1940         for (i = 0, ent = prog->edicts;i < prog->max_edicts;i++, ent++)
1941         {
1942                 // link every entity except world
1943                 if (!ent->priv.server->free)
1944                         SV_LinkEdict(ent, false);
1945         }
1946 }
1947
1948 void SV_VM_CB_InitEdict(prvm_edict_t *e)
1949 {
1950         // LordHavoc: for consistency set these here
1951         int num = PRVM_NUM_FOR_EDICT(e) - 1;
1952
1953         if (num >= 0 && num < svs.maxclients)
1954         {
1955                 prvm_eval_t *val;
1956                 // set colormap and team on newly created player entity
1957                 e->fields.server->colormap = num + 1;
1958                 e->fields.server->team = (svs.clients[num].colors & 15) + 1;
1959                 // set netname/clientcolors back to client values so that
1960                 // DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS will not immediately
1961                 // reset them
1962                 e->fields.server->netname = PRVM_SetEngineString(svs.clients[num].name);
1963                 if ((val = PRVM_GETEDICTFIELDVALUE(e, eval_clientcolors)))
1964                         val->_float = svs.clients[num].colors;
1965                 // NEXUIZ_PLAYERMODEL and NEXUIZ_PLAYERSKIN
1966                 if( eval_playermodel )
1967                         PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playermodel)->string = PRVM_SetEngineString(svs.clients[num].playermodel);
1968                 if( eval_playerskin )
1969                         PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playerskin)->string = PRVM_SetEngineString(svs.clients[num].playerskin);
1970         }
1971 }
1972
1973 void SV_VM_CB_FreeEdict(prvm_edict_t *ed)
1974 {
1975         SV_UnlinkEdict (ed);            // unlink from world bsp
1976
1977         ed->fields.server->model = 0;
1978         ed->fields.server->takedamage = 0;
1979         ed->fields.server->modelindex = 0;
1980         ed->fields.server->colormap = 0;
1981         ed->fields.server->skin = 0;
1982         ed->fields.server->frame = 0;
1983         VectorClear(ed->fields.server->origin);
1984         VectorClear(ed->fields.server->angles);
1985         ed->fields.server->nextthink = -1;
1986         ed->fields.server->solid = 0;
1987 }
1988
1989 void SV_VM_CB_CountEdicts(void)
1990 {
1991         int             i;
1992         prvm_edict_t    *ent;
1993         int             active, models, solid, step;
1994
1995         active = models = solid = step = 0;
1996         for (i=0 ; i<prog->num_edicts ; i++)
1997         {
1998                 ent = PRVM_EDICT_NUM(i);
1999                 if (ent->priv.server->free)
2000                         continue;
2001                 active++;
2002                 if (ent->fields.server->solid)
2003                         solid++;
2004                 if (ent->fields.server->model)
2005                         models++;
2006                 if (ent->fields.server->movetype == MOVETYPE_STEP)
2007                         step++;
2008         }
2009
2010         Con_Printf("num_edicts:%3i\n", prog->num_edicts);
2011         Con_Printf("active    :%3i\n", active);
2012         Con_Printf("view      :%3i\n", models);
2013         Con_Printf("touch     :%3i\n", solid);
2014         Con_Printf("step      :%3i\n", step);
2015 }
2016
2017 qboolean SV_VM_CB_LoadEdict(prvm_edict_t *ent)
2018 {
2019         // remove things from different skill levels or deathmatch
2020         if (gamemode != GAME_TRANSFUSION) //Transfusion does this in QC
2021         {
2022                 if (deathmatch.integer)
2023                 {
2024                         if (((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_DEATHMATCH))
2025                         {
2026                                 return false;
2027                         }
2028                 }
2029                 else if ((current_skill <= 0 && ((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_EASY  ))
2030                         || (current_skill == 1 && ((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_MEDIUM))
2031                         || (current_skill >= 2 && ((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_HARD  )))
2032                 {
2033                         return false;
2034                 }
2035         }
2036         return true;
2037 }
2038
2039 cvar_t  pr_checkextension = {CVAR_READONLY, "pr_checkextension", "1"};
2040 cvar_t  nomonsters = {0, "nomonsters", "0"};
2041 cvar_t  gamecfg = {0, "gamecfg", "0"};
2042 cvar_t  scratch1 = {0, "scratch1", "0"};
2043 cvar_t  scratch2 = {0,"scratch2", "0"};
2044 cvar_t  scratch3 = {0, "scratch3", "0"};
2045 cvar_t  scratch4 = {0, "scratch4", "0"};
2046 cvar_t  savedgamecfg = {CVAR_SAVE, "savedgamecfg", "0"};
2047 cvar_t  saved1 = {CVAR_SAVE, "saved1", "0"};
2048 cvar_t  saved2 = {CVAR_SAVE, "saved2", "0"};
2049 cvar_t  saved3 = {CVAR_SAVE, "saved3", "0"};
2050 cvar_t  saved4 = {CVAR_SAVE, "saved4", "0"};
2051 cvar_t  decors = {0, "decors", "0"};
2052 cvar_t  nehx00 = {0, "nehx00", "0"};cvar_t      nehx01 = {0, "nehx01", "0"};
2053 cvar_t  nehx02 = {0, "nehx02", "0"};cvar_t      nehx03 = {0, "nehx03", "0"};
2054 cvar_t  nehx04 = {0, "nehx04", "0"};cvar_t      nehx05 = {0, "nehx05", "0"};
2055 cvar_t  nehx06 = {0, "nehx06", "0"};cvar_t      nehx07 = {0, "nehx07", "0"};
2056 cvar_t  nehx08 = {0, "nehx08", "0"};cvar_t      nehx09 = {0, "nehx09", "0"};
2057 cvar_t  nehx10 = {0, "nehx10", "0"};cvar_t      nehx11 = {0, "nehx11", "0"};
2058 cvar_t  nehx12 = {0, "nehx12", "0"};cvar_t      nehx13 = {0, "nehx13", "0"};
2059 cvar_t  nehx14 = {0, "nehx14", "0"};cvar_t      nehx15 = {0, "nehx15", "0"};
2060 cvar_t  nehx16 = {0, "nehx16", "0"};cvar_t      nehx17 = {0, "nehx17", "0"};
2061 cvar_t  nehx18 = {0, "nehx18", "0"};cvar_t      nehx19 = {0, "nehx19", "0"};
2062 cvar_t  cutscene = {0, "cutscene", "1"};
2063
2064 void SV_VM_Init(void)
2065 {
2066         Cvar_RegisterVariable (&pr_checkextension);
2067         Cvar_RegisterVariable (&nomonsters);
2068         Cvar_RegisterVariable (&gamecfg);
2069         Cvar_RegisterVariable (&scratch1);
2070         Cvar_RegisterVariable (&scratch2);
2071         Cvar_RegisterVariable (&scratch3);
2072         Cvar_RegisterVariable (&scratch4);
2073         Cvar_RegisterVariable (&savedgamecfg);
2074         Cvar_RegisterVariable (&saved1);
2075         Cvar_RegisterVariable (&saved2);
2076         Cvar_RegisterVariable (&saved3);
2077         Cvar_RegisterVariable (&saved4);
2078         // LordHavoc: for DarkPlaces, this overrides the number of decors (shell casings, gibs, etc)
2079         Cvar_RegisterVariable (&decors);
2080         // LordHavoc: Nehahra uses these to pass data around cutscene demos
2081         if (gamemode == GAME_NEHAHRA)
2082         {
2083                 Cvar_RegisterVariable (&nehx00);Cvar_RegisterVariable (&nehx01);
2084                 Cvar_RegisterVariable (&nehx02);Cvar_RegisterVariable (&nehx03);
2085                 Cvar_RegisterVariable (&nehx04);Cvar_RegisterVariable (&nehx05);
2086                 Cvar_RegisterVariable (&nehx06);Cvar_RegisterVariable (&nehx07);
2087                 Cvar_RegisterVariable (&nehx08);Cvar_RegisterVariable (&nehx09);
2088                 Cvar_RegisterVariable (&nehx10);Cvar_RegisterVariable (&nehx11);
2089                 Cvar_RegisterVariable (&nehx12);Cvar_RegisterVariable (&nehx13);
2090                 Cvar_RegisterVariable (&nehx14);Cvar_RegisterVariable (&nehx15);
2091                 Cvar_RegisterVariable (&nehx16);Cvar_RegisterVariable (&nehx17);
2092                 Cvar_RegisterVariable (&nehx18);Cvar_RegisterVariable (&nehx19);
2093         }
2094         Cvar_RegisterVariable (&cutscene); // for Nehahra but useful to other mods as well
2095 }
2096
2097 // LordHavoc: in an effort to eliminate time wasted on GetEdictFieldValue...  these are defined as externs in progs.h
2098 int eval_gravity;
2099 int eval_button3;
2100 int eval_button4;
2101 int eval_button5;
2102 int eval_button6;
2103 int eval_button7;
2104 int eval_button8;
2105 int eval_buttonuse;
2106 int eval_buttonchat;
2107 int eval_glow_size;
2108 int eval_glow_trail;
2109 int eval_glow_color;
2110 int eval_items2;
2111 int eval_scale;
2112 int eval_alpha;
2113 int eval_renderamt; // HalfLife support
2114 int eval_rendermode; // HalfLife support
2115 int eval_fullbright;
2116 int eval_ammo_shells1;
2117 int eval_ammo_nails1;
2118 int eval_ammo_lava_nails;
2119 int eval_ammo_rockets1;
2120 int eval_ammo_multi_rockets;
2121 int eval_ammo_cells1;
2122 int eval_ammo_plasma;
2123 int eval_idealpitch;
2124 int eval_pitch_speed;
2125 int eval_viewmodelforclient;
2126 int eval_nodrawtoclient;
2127 int eval_exteriormodeltoclient;
2128 int eval_drawonlytoclient;
2129 int eval_ping;
2130 int eval_movement;
2131 int eval_pmodel;
2132 int eval_punchvector;
2133 int eval_viewzoom;
2134 int eval_clientcolors;
2135 int eval_tag_entity;
2136 int eval_tag_index;
2137 int eval_light_lev;
2138 int eval_color;
2139 int eval_style;
2140 int eval_pflags;
2141 int eval_cursor_active;
2142 int eval_cursor_screen;
2143 int eval_cursor_trace_start;
2144 int eval_cursor_trace_endpos;
2145 int eval_cursor_trace_ent;
2146 int eval_colormod;
2147 int eval_playermodel;
2148 int eval_playerskin;
2149
2150 mfunction_t *SV_PlayerPhysicsQC;
2151 mfunction_t *EndFrameQC;
2152 //KrimZon - SERVER COMMANDS IN QUAKEC
2153 mfunction_t *SV_ParseClientCommandQC;
2154
2155 void SV_VM_FindEdictFieldOffsets(void)
2156 {
2157         eval_gravity = PRVM_ED_FindFieldOffset("gravity");
2158         eval_button3 = PRVM_ED_FindFieldOffset("button3");
2159         eval_button4 = PRVM_ED_FindFieldOffset("button4");
2160         eval_button5 = PRVM_ED_FindFieldOffset("button5");
2161         eval_button6 = PRVM_ED_FindFieldOffset("button6");
2162         eval_button7 = PRVM_ED_FindFieldOffset("button7");
2163         eval_button8 = PRVM_ED_FindFieldOffset("button8");
2164         eval_buttonuse = PRVM_ED_FindFieldOffset("buttonuse");
2165         eval_buttonchat = PRVM_ED_FindFieldOffset("buttonchat");
2166         eval_glow_size = PRVM_ED_FindFieldOffset("glow_size");
2167         eval_glow_trail = PRVM_ED_FindFieldOffset("glow_trail");
2168         eval_glow_color = PRVM_ED_FindFieldOffset("glow_color");
2169         eval_items2 = PRVM_ED_FindFieldOffset("items2");
2170         eval_scale = PRVM_ED_FindFieldOffset("scale");
2171         eval_alpha = PRVM_ED_FindFieldOffset("alpha");
2172         eval_renderamt = PRVM_ED_FindFieldOffset("renderamt"); // HalfLife support
2173         eval_rendermode = PRVM_ED_FindFieldOffset("rendermode"); // HalfLife support
2174         eval_fullbright = PRVM_ED_FindFieldOffset("fullbright");
2175         eval_ammo_shells1 = PRVM_ED_FindFieldOffset("ammo_shells1");
2176         eval_ammo_nails1 = PRVM_ED_FindFieldOffset("ammo_nails1");
2177         eval_ammo_lava_nails = PRVM_ED_FindFieldOffset("ammo_lava_nails");
2178         eval_ammo_rockets1 = PRVM_ED_FindFieldOffset("ammo_rockets1");
2179         eval_ammo_multi_rockets = PRVM_ED_FindFieldOffset("ammo_multi_rockets");
2180         eval_ammo_cells1 = PRVM_ED_FindFieldOffset("ammo_cells1");
2181         eval_ammo_plasma = PRVM_ED_FindFieldOffset("ammo_plasma");
2182         eval_idealpitch = PRVM_ED_FindFieldOffset("idealpitch");
2183         eval_pitch_speed = PRVM_ED_FindFieldOffset("pitch_speed");
2184         eval_viewmodelforclient = PRVM_ED_FindFieldOffset("viewmodelforclient");
2185         eval_nodrawtoclient = PRVM_ED_FindFieldOffset("nodrawtoclient");
2186         eval_exteriormodeltoclient = PRVM_ED_FindFieldOffset("exteriormodeltoclient");
2187         eval_drawonlytoclient = PRVM_ED_FindFieldOffset("drawonlytoclient");
2188         eval_ping = PRVM_ED_FindFieldOffset("ping");
2189         eval_movement = PRVM_ED_FindFieldOffset("movement");
2190         eval_pmodel = PRVM_ED_FindFieldOffset("pmodel");
2191         eval_punchvector = PRVM_ED_FindFieldOffset("punchvector");
2192         eval_viewzoom = PRVM_ED_FindFieldOffset("viewzoom");
2193         eval_clientcolors = PRVM_ED_FindFieldOffset("clientcolors");
2194         eval_tag_entity = PRVM_ED_FindFieldOffset("tag_entity");
2195         eval_tag_index = PRVM_ED_FindFieldOffset("tag_index");
2196         eval_light_lev = PRVM_ED_FindFieldOffset("light_lev");
2197         eval_color = PRVM_ED_FindFieldOffset("color");
2198         eval_style = PRVM_ED_FindFieldOffset("style");
2199         eval_pflags = PRVM_ED_FindFieldOffset("pflags");
2200         eval_cursor_active = PRVM_ED_FindFieldOffset("cursor_active");
2201         eval_cursor_screen = PRVM_ED_FindFieldOffset("cursor_screen");
2202         eval_cursor_trace_start = PRVM_ED_FindFieldOffset("cursor_trace_start");
2203         eval_cursor_trace_endpos = PRVM_ED_FindFieldOffset("cursor_trace_endpos");
2204         eval_cursor_trace_ent = PRVM_ED_FindFieldOffset("cursor_trace_ent");
2205         eval_colormod = PRVM_ED_FindFieldOffset("colormod");
2206         eval_playermodel = PRVM_ED_FindFieldOffset("playermodel");
2207         eval_playerskin = PRVM_ED_FindFieldOffset("playerskin");
2208
2209         // LordHavoc: allowing QuakeC to override the player movement code
2210         SV_PlayerPhysicsQC = PRVM_ED_FindFunction ("SV_PlayerPhysics");
2211         // LordHavoc: support for endframe
2212         EndFrameQC = PRVM_ED_FindFunction ("EndFrame");
2213         //KrimZon - SERVER COMMANDS IN QUAKEC
2214         SV_ParseClientCommandQC = PRVM_ED_FindFunction ("SV_ParseClientCommand");
2215 }
2216
2217 #define REQFIELDS (sizeof(reqfields) / sizeof(prvm_required_field_t))
2218
2219 prvm_required_field_t reqfields[] =
2220 {
2221         {ev_entity, "cursor_trace_ent"},
2222         {ev_entity, "drawonlytoclient"},
2223         {ev_entity, "exteriormodeltoclient"},
2224         {ev_entity, "nodrawtoclient"},
2225         {ev_entity, "tag_entity"},
2226         {ev_entity, "viewmodelforclient"},
2227         {ev_float, "alpha"},
2228         {ev_float, "ammo_cells1"},
2229         {ev_float, "ammo_lava_nails"},
2230         {ev_float, "ammo_multi_rockets"},
2231         {ev_float, "ammo_nails1"},
2232         {ev_float, "ammo_plasma"},
2233         {ev_float, "ammo_rockets1"},
2234         {ev_float, "ammo_shells1"},
2235         {ev_float, "button3"},
2236         {ev_float, "button4"},
2237         {ev_float, "button5"},
2238         {ev_float, "button6"},
2239         {ev_float, "button7"},
2240         {ev_float, "button8"},
2241         {ev_float, "buttonchat"},
2242         {ev_float, "buttonuse"},
2243         {ev_float, "clientcolors"},
2244         {ev_float, "cursor_active"},
2245         {ev_float, "fullbright"},
2246         {ev_float, "glow_color"},
2247         {ev_float, "glow_size"},
2248         {ev_float, "glow_trail"},
2249         {ev_float, "gravity"},
2250         {ev_float, "idealpitch"},
2251         {ev_float, "items2"},
2252         {ev_float, "light_lev"},
2253         {ev_float, "pflags"},
2254         {ev_float, "ping"},
2255         {ev_float, "pitch_speed"},
2256         {ev_float, "pmodel"},
2257         {ev_float, "renderamt"}, // HalfLife support
2258         {ev_float, "rendermode"}, // HalfLife support
2259         {ev_float, "scale"},
2260         {ev_float, "style"},
2261         {ev_float, "tag_index"},
2262         {ev_float, "viewzoom"},
2263         {ev_vector, "color"},
2264         {ev_vector, "colormod"},
2265         {ev_vector, "cursor_screen"},
2266         {ev_vector, "cursor_trace_endpos"},
2267         {ev_vector, "cursor_trace_start"},
2268         {ev_vector, "movement"},
2269         {ev_vector, "punchvector"},
2270         {ev_string, "playermodel"},
2271         {ev_string, "playerskin"}
2272 };
2273
2274 void SV_VM_Setup(void)
2275 {
2276         PRVM_Begin;
2277         PRVM_InitProg( PRVM_SERVERPROG );
2278
2279         // allocate the mempools
2280         prog->progs_mempool = Mem_AllocPool("Server Progs", 0, NULL);
2281         prog->builtins = vm_sv_builtins;
2282         prog->numbuiltins = vm_sv_numbuiltins;
2283         prog->headercrc = PROGHEADER_CRC;
2284         prog->max_edicts = 512;
2285         prog->limit_edicts = MAX_EDICTS;
2286         prog->reserved_edicts = svs.maxclients;
2287         prog->edictprivate_size = sizeof(edict_engineprivate_t);
2288         prog->name = "server";
2289         prog->extensionstring = vm_sv_extensions;
2290         prog->loadintoworld = true;
2291
2292         prog->begin_increase_edicts = SV_VM_CB_BeginIncreaseEdicts;
2293         prog->end_increase_edicts = SV_VM_CB_EndIncreaseEdicts;
2294         prog->init_edict = SV_VM_CB_InitEdict;
2295         prog->free_edict = SV_VM_CB_FreeEdict;
2296         prog->count_edicts = SV_VM_CB_CountEdicts;
2297         prog->load_edict = SV_VM_CB_LoadEdict;
2298         prog->init_cmd = VM_SV_Cmd_Init;
2299         prog->reset_cmd = VM_SV_Cmd_Reset;
2300         prog->error_cmd = Host_Error;
2301
2302         // TODO: add a requiredfuncs list (ask LH if this is necessary at all)
2303         PRVM_LoadProgs( sv_progs.string, 0, NULL, REQFIELDS, reqfields );
2304         SV_VM_FindEdictFieldOffsets();
2305
2306         PRVM_End;
2307 }
2308
2309 void SV_VM_Begin(void)
2310 {
2311         PRVM_Begin;
2312         PRVM_SetProg( PRVM_SERVERPROG );
2313
2314         *prog->time = (float) sv.time;
2315 }
2316
2317 void SV_VM_End(void)
2318 {
2319         PRVM_End;
2320 }