cleaned up edict clearing when connecting or coming back from a level change, this...
[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 cvar_t sv_gameplayfix_grenadebouncedownslopes = {0, "sv_gameplayfix_grenadebouncedownslopes", "1"};
38 cvar_t sv_gameplayfix_noairborncorpse = {0, "sv_gameplayfix_noairborncorpse", "1"};
39 cvar_t sv_gameplayfix_stepdown = {0, "sv_gameplayfix_stepdown", "1"};
40 cvar_t sv_gameplayfix_stepwhilejumping = {0, "sv_gameplayfix_stepwhilejumping", "1"};
41 cvar_t sv_gameplayfix_swiminbmodels = {0, "sv_gameplayfix_swiminbmodels", "1"};
42 cvar_t sv_gameplayfix_setmodelrealbox = {0, "sv_gameplayfix_setmodelrealbox", "1"};
43 cvar_t sv_gameplayfix_blowupfallenzombies = {0, "sv_gameplayfix_blowupfallenzombies", "1"};
44 cvar_t sv_gameplayfix_findradiusdistancetobox = {0, "sv_gameplayfix_findradiusdistancetobox", "1"};
45
46 cvar_t sv_progs = {0, "sv_progs", "progs.dat" };
47
48 server_t sv;
49 server_static_t svs;
50
51 mempool_t *sv_mempool = NULL;
52
53 //============================================================================
54
55 extern void SV_Phys_Init (void);
56 extern void SV_World_Init (void);
57 static void SV_SaveEntFile_f(void);
58
59 /*
60 ===============
61 SV_Init
62 ===============
63 */
64 void SV_Init (void)
65 {
66         Cmd_AddCommand("sv_saveentfile", SV_SaveEntFile_f);
67         Cvar_RegisterVariable (&sv_maxvelocity);
68         Cvar_RegisterVariable (&sv_gravity);
69         Cvar_RegisterVariable (&sv_friction);
70         Cvar_RegisterVariable (&sv_edgefriction);
71         Cvar_RegisterVariable (&sv_stopspeed);
72         Cvar_RegisterVariable (&sv_maxspeed);
73         Cvar_RegisterVariable (&sv_maxairspeed);
74         Cvar_RegisterVariable (&sv_accelerate);
75         Cvar_RegisterVariable (&sv_idealpitchscale);
76         Cvar_RegisterVariable (&sv_aim);
77         Cvar_RegisterVariable (&sv_nostep);
78         Cvar_RegisterVariable (&sv_deltacompress);
79         Cvar_RegisterVariable (&sv_cullentities_pvs);
80         Cvar_RegisterVariable (&sv_cullentities_trace);
81         Cvar_RegisterVariable (&sv_cullentities_stats);
82         Cvar_RegisterVariable (&sv_entpatch);
83         Cvar_RegisterVariable (&sv_gameplayfix_grenadebouncedownslopes);
84         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse);
85         Cvar_RegisterVariable (&sv_gameplayfix_stepdown);
86         Cvar_RegisterVariable (&sv_gameplayfix_stepwhilejumping);
87         Cvar_RegisterVariable (&sv_gameplayfix_swiminbmodels);
88         Cvar_RegisterVariable (&sv_gameplayfix_setmodelrealbox);
89         Cvar_RegisterVariable (&sv_gameplayfix_blowupfallenzombies);
90         Cvar_RegisterVariable (&sv_gameplayfix_findradiusdistancetobox);
91         Cvar_RegisterVariable (&sv_protocolname);
92         Cvar_RegisterVariable (&sv_ratelimitlocalplayer);
93         Cvar_RegisterVariable (&sv_maxrate);
94         Cvar_RegisterVariable (&sv_progs);
95
96         SV_VM_Init();
97         SV_Phys_Init();
98         SV_World_Init();
99
100         sv_mempool = Mem_AllocPool("server", 0, NULL);
101 }
102
103 static void SV_SaveEntFile_f(void)
104 {
105         char basename[MAX_QPATH];
106         if (!sv.active || !sv.worldmodel)
107         {
108                 Con_Print("Not running a server\n");
109                 return;
110         }
111         FS_StripExtension(sv.worldmodel->name, basename, sizeof(basename));
112         FS_WriteFile(va("%s.ent", basename), sv.worldmodel->brush.entities, (fs_offset_t)strlen(sv.worldmodel->brush.entities));
113 }
114
115
116 /*
117 =============================================================================
118
119 EVENT MESSAGES
120
121 =============================================================================
122 */
123
124 /*
125 ==================
126 SV_StartParticle
127
128 Make sure the event gets sent to all clients
129 ==================
130 */
131 void SV_StartParticle (vec3_t org, vec3_t dir, int color, int count)
132 {
133         int             i, v;
134
135         if (sv.datagram.cursize > MAX_PACKETFRAGMENT-18)
136                 return;
137         MSG_WriteByte (&sv.datagram, svc_particle);
138         MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
139         MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
140         MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
141         for (i=0 ; i<3 ; i++)
142         {
143                 v = dir[i]*16;
144                 if (v > 127)
145                         v = 127;
146                 else if (v < -128)
147                         v = -128;
148                 MSG_WriteChar (&sv.datagram, v);
149         }
150         MSG_WriteByte (&sv.datagram, count);
151         MSG_WriteByte (&sv.datagram, color);
152 }
153
154 /*
155 ==================
156 SV_StartEffect
157
158 Make sure the event gets sent to all clients
159 ==================
160 */
161 void SV_StartEffect (vec3_t org, int modelindex, int startframe, int framecount, int framerate)
162 {
163         if (modelindex >= 256 || startframe >= 256)
164         {
165                 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-19)
166                         return;
167                 MSG_WriteByte (&sv.datagram, svc_effect2);
168                 MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
169                 MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
170                 MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
171                 MSG_WriteShort (&sv.datagram, modelindex);
172                 MSG_WriteShort (&sv.datagram, startframe);
173                 MSG_WriteByte (&sv.datagram, framecount);
174                 MSG_WriteByte (&sv.datagram, framerate);
175         }
176         else
177         {
178                 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-17)
179                         return;
180                 MSG_WriteByte (&sv.datagram, svc_effect);
181                 MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
182                 MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
183                 MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
184                 MSG_WriteByte (&sv.datagram, modelindex);
185                 MSG_WriteByte (&sv.datagram, startframe);
186                 MSG_WriteByte (&sv.datagram, framecount);
187                 MSG_WriteByte (&sv.datagram, framerate);
188         }
189 }
190
191 /*
192 ==================
193 SV_StartSound
194
195 Each entity can have eight independant sound sources, like voice,
196 weapon, feet, etc.
197
198 Channel 0 is an auto-allocate channel, the others override anything
199 already running on that entity/channel pair.
200
201 An attenuation of 0 will play full volume everywhere in the level.
202 Larger attenuations will drop off.  (max 4 attenuation)
203
204 ==================
205 */
206 void SV_StartSound (prvm_edict_t *entity, int channel, const char *sample, int volume, float attenuation)
207 {
208         int sound_num, field_mask, i, ent;
209
210         if (volume < 0 || volume > 255)
211         {
212                 Con_Printf ("SV_StartSound: volume = %i\n", volume);
213                 return;
214         }
215
216         if (attenuation < 0 || attenuation > 4)
217         {
218                 Con_Printf ("SV_StartSound: attenuation = %f\n", attenuation);
219                 return;
220         }
221
222         if (channel < 0 || channel > 7)
223         {
224                 Con_Printf ("SV_StartSound: channel = %i\n", channel);
225                 return;
226         }
227
228         if (sv.datagram.cursize > MAX_PACKETFRAGMENT-21)
229                 return;
230
231 // find precache number for sound
232         sound_num = SV_SoundIndex(sample, 1);
233         if (!sound_num)
234                 return;
235
236         ent = PRVM_NUM_FOR_EDICT(entity);
237
238         field_mask = 0;
239         if (volume != DEFAULT_SOUND_PACKET_VOLUME)
240                 field_mask |= SND_VOLUME;
241         if (attenuation != DEFAULT_SOUND_PACKET_ATTENUATION)
242                 field_mask |= SND_ATTENUATION;
243         if (ent >= 8192)
244                 field_mask |= SND_LARGEENTITY;
245         if (sound_num >= 256 || channel >= 8)
246                 field_mask |= SND_LARGESOUND;
247
248 // directed messages go only to the entity they are targeted on
249         MSG_WriteByte (&sv.datagram, svc_sound);
250         MSG_WriteByte (&sv.datagram, field_mask);
251         if (field_mask & SND_VOLUME)
252                 MSG_WriteByte (&sv.datagram, volume);
253         if (field_mask & SND_ATTENUATION)
254                 MSG_WriteByte (&sv.datagram, attenuation*64);
255         if (field_mask & SND_LARGEENTITY)
256         {
257                 MSG_WriteShort (&sv.datagram, ent);
258                 MSG_WriteByte (&sv.datagram, channel);
259         }
260         else
261                 MSG_WriteShort (&sv.datagram, (ent<<3) | channel);
262         if (field_mask & SND_LARGESOUND)
263                 MSG_WriteShort (&sv.datagram, sound_num);
264         else
265                 MSG_WriteByte (&sv.datagram, sound_num);
266         for (i = 0;i < 3;i++)
267                 MSG_WriteCoord (&sv.datagram, entity->fields.server->origin[i]+0.5*(entity->fields.server->mins[i]+entity->fields.server->maxs[i]), sv.protocol);
268 }
269
270 /*
271 ==============================================================================
272
273 CLIENT SPAWNING
274
275 ==============================================================================
276 */
277
278 /*
279 ================
280 SV_SendServerinfo
281
282 Sends the first message from the server to a connected client.
283 This will be sent on the initial connection and upon each server load.
284 ================
285 */
286 void SV_SendServerinfo (client_t *client)
287 {
288         int i;
289         char message[128];
290
291         // edicts get reallocated on level changes, so we need to update it here
292         client->edict = PRVM_EDICT_NUM((client - svs.clients) + 1);
293
294         // clear cached stuff that depends on the level
295         client->weaponmodel[0] = 0;
296         client->weaponmodelindex = 0;
297
298         // LordHavoc: clear entityframe tracking
299         client->latestframenum = 0;
300
301         if (client->entitydatabase)
302                 EntityFrame_FreeDatabase(client->entitydatabase);
303         if (client->entitydatabase4)
304                 EntityFrame4_FreeDatabase(client->entitydatabase4);
305         if (client->entitydatabase5)
306                 EntityFrame5_FreeDatabase(client->entitydatabase5);
307
308         if (sv.protocol != PROTOCOL_QUAKE && sv.protocol != PROTOCOL_QUAKEDP && sv.protocol != PROTOCOL_NEHAHRAMOVIE)
309         {
310                 if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3)
311                         client->entitydatabase = EntityFrame_AllocDatabase(sv_mempool);
312                 else if (sv.protocol == PROTOCOL_DARKPLACES4)
313                         client->entitydatabase4 = EntityFrame4_AllocDatabase(sv_mempool);
314                 else
315                         client->entitydatabase5 = EntityFrame5_AllocDatabase(sv_mempool);
316         }
317
318         SZ_Clear (&client->message);
319         MSG_WriteByte (&client->message, svc_print);
320         dpsnprintf (message, sizeof (message), "\002\nServer: %s build %s (progs %i crc)", gamename, buildstring, prog->filecrc);
321         MSG_WriteString (&client->message,message);
322
323         MSG_WriteByte (&client->message, svc_serverinfo);
324         MSG_WriteLong (&client->message, Protocol_NumberForEnum(sv.protocol));
325         MSG_WriteByte (&client->message, svs.maxclients);
326
327         if (!coop.integer && deathmatch.integer)
328                 MSG_WriteByte (&client->message, GAME_DEATHMATCH);
329         else
330                 MSG_WriteByte (&client->message, GAME_COOP);
331
332         MSG_WriteString (&client->message,PRVM_GetString(prog->edicts->fields.server->message));
333
334         for (i = 1;i < MAX_MODELS && sv.model_precache[i][0];i++)
335                 MSG_WriteString (&client->message, sv.model_precache[i]);
336         MSG_WriteByte (&client->message, 0);
337
338         for (i = 1;i < MAX_SOUNDS && sv.sound_precache[i][0];i++)
339                 MSG_WriteString (&client->message, sv.sound_precache[i]);
340         MSG_WriteByte (&client->message, 0);
341
342 // send music
343         MSG_WriteByte (&client->message, svc_cdtrack);
344         MSG_WriteByte (&client->message, prog->edicts->fields.server->sounds);
345         MSG_WriteByte (&client->message, prog->edicts->fields.server->sounds);
346
347 // set view
348         MSG_WriteByte (&client->message, svc_setview);
349         MSG_WriteShort (&client->message, PRVM_NUM_FOR_EDICT(client->edict));
350
351         MSG_WriteByte (&client->message, svc_signonnum);
352         MSG_WriteByte (&client->message, 1);
353
354         client->sendsignon = true;
355         client->spawned = false;                // need prespawn, spawn, etc
356 }
357
358 /*
359 ================
360 SV_ConnectClient
361
362 Initializes a client_t for a new net connection.  This will only be called
363 once for a player each game, not once for each level change.
364 ================
365 */
366 void SV_ConnectClient (int clientnum, netconn_t *netconnection)
367 {
368         client_t                *client;
369         int                             i;
370         float                   spawn_parms[NUM_SPAWN_PARMS];
371
372         client = svs.clients + clientnum;
373
374 // set up the client_t
375         if (sv.loadgame)
376                 memcpy (spawn_parms, client->spawn_parms, sizeof(spawn_parms));
377         memset (client, 0, sizeof(*client));
378         client->active = true;
379         client->netconnection = netconnection;
380
381         Con_DPrintf("Client %s connected\n", client->netconnection ? client->netconnection->address : "botclient");
382
383         strcpy(client->name, "unconnected");
384         strcpy(client->old_name, "unconnected");
385         client->spawned = false;
386         client->edict = PRVM_EDICT_NUM(clientnum+1);
387         client->message.data = client->msgbuf;
388         client->message.maxsize = sizeof(client->msgbuf);
389         client->message.allowoverflow = true;           // we can catch it
390         // updated by receiving "rate" command from client
391         client->rate = NET_MINRATE;
392         // no limits for local player
393         if (client->netconnection && LHNETADDRESS_GetAddressType(&client->netconnection->peeraddress) == LHNETADDRESSTYPE_LOOP)
394                 client->rate = 1000000000;
395         client->connecttime = realtime;
396
397         if (sv.loadgame)
398                 memcpy (client->spawn_parms, spawn_parms, sizeof(spawn_parms));
399         else
400         {
401                 // call the progs to get default spawn parms for the new client
402                 // set self to world to intentionally cause errors with broken SetNewParms code in some mods
403                 prog->globals.server->self = 0;
404                 PRVM_ExecuteProgram (prog->globals.server->SetNewParms, "QC function SetNewParms is missing");
405                 for (i=0 ; i<NUM_SPAWN_PARMS ; i++)
406                         client->spawn_parms[i] = (&prog->globals.server->parm1)[i];
407         }
408
409         // set up the entity for this client (including .colormap, .team, etc)
410         PRVM_ED_ClearEdict(client->edict);
411
412         // don't call SendServerinfo for a fresh botclient because its fields have
413         // not been set up by the qc yet
414         if (client->netconnection)
415                 SV_SendServerinfo (client);
416         else
417                 client->spawned = true;
418 }
419
420
421 /*
422 ===============================================================================
423
424 FRAME UPDATES
425
426 ===============================================================================
427 */
428
429 /*
430 ==================
431 SV_ClearDatagram
432
433 ==================
434 */
435 void SV_ClearDatagram (void)
436 {
437         SZ_Clear (&sv.datagram);
438 }
439
440 /*
441 =============================================================================
442
443 The PVS must include a small area around the client to allow head bobbing
444 or other small motion on the client side.  Otherwise, a bob might cause an
445 entity that should be visible to not show up, especially when the bob
446 crosses a waterline.
447
448 =============================================================================
449 */
450
451 int sv_writeentitiestoclient_pvsbytes;
452 unsigned char sv_writeentitiestoclient_pvs[MAX_MAP_LEAFS/8];
453
454 static int numsendentities;
455 static entity_state_t sendentities[MAX_EDICTS];
456 static entity_state_t *sendentitiesindex[MAX_EDICTS];
457
458 void SV_PrepareEntitiesForSending(void)
459 {
460         int e, i;
461         float f;
462         unsigned int modelindex, effects, flags, glowsize, lightstyle, lightpflags, light[4], specialvisibilityradius;
463         vec3_t cullmins, cullmaxs;
464         model_t *model;
465         prvm_edict_t *ent;
466         prvm_eval_t *val;
467         entity_state_t cs;
468         // send all entities that touch the pvs
469         numsendentities = 0;
470         sendentitiesindex[0] = NULL;
471         for (e = 1, ent = PRVM_NEXT_EDICT(prog->edicts);e < prog->num_edicts;e++, ent = PRVM_NEXT_EDICT(ent))
472         {
473                 sendentitiesindex[e] = NULL;
474                 // the 2 billion unit check is actually to detect NAN origins (we really don't want to send those)
475                 if (ent->priv.server->free || VectorLength2(ent->fields.server->origin) > 2000000000.0*2000000000.0)
476                         continue;
477
478                 // this check disabled because it is never true
479                 //if (numsendentities >= MAX_EDICTS)
480                 //      continue;
481
482                 // EF_NODRAW prevents sending for any reason except for your own
483                 // client, so we must keep all clients in this superset
484                 effects = (unsigned)ent->fields.server->effects;
485                 if (e > svs.maxclients && (effects & EF_NODRAW))
486                         continue;
487
488                 // we can omit invisible entities with no effects that are not clients
489                 // LordHavoc: this could kill tags attached to an invisible entity, I
490                 // just hope we never have to support that case
491                 i = (int)ent->fields.server->modelindex;
492                 modelindex = (i >= 1 && i < MAX_MODELS && *PRVM_GetString(ent->fields.server->model)) ? i : 0;
493
494                 flags = 0;
495                 i = (int)(PRVM_GETEDICTFIELDVALUE(ent, eval_glow_size)->_float * 0.25f);
496                 glowsize = (unsigned char)bound(0, i, 255);
497                 if (PRVM_GETEDICTFIELDVALUE(ent, eval_glow_trail)->_float)
498                         flags |= RENDER_GLOWTRAIL;
499
500                 f = PRVM_GETEDICTFIELDVALUE(ent, eval_color)->vector[0]*256;
501                 light[0] = (unsigned short)bound(0, f, 65535);
502                 f = PRVM_GETEDICTFIELDVALUE(ent, eval_color)->vector[1]*256;
503                 light[1] = (unsigned short)bound(0, f, 65535);
504                 f = PRVM_GETEDICTFIELDVALUE(ent, eval_color)->vector[2]*256;
505                 light[2] = (unsigned short)bound(0, f, 65535);
506                 f = PRVM_GETEDICTFIELDVALUE(ent, eval_light_lev)->_float;
507                 light[3] = (unsigned short)bound(0, f, 65535);
508                 lightstyle = (unsigned char)PRVM_GETEDICTFIELDVALUE(ent, eval_style)->_float;
509                 lightpflags = (unsigned char)PRVM_GETEDICTFIELDVALUE(ent, eval_pflags)->_float;
510
511                 if (gamemode == GAME_TENEBRAE)
512                 {
513                         // tenebrae's EF_FULLDYNAMIC conflicts with Q2's EF_NODRAW
514                         if (effects & 16)
515                         {
516                                 effects &= ~16;
517                                 lightpflags |= PFLAGS_FULLDYNAMIC;
518                         }
519                         // tenebrae's EF_GREEN conflicts with DP's EF_ADDITIVE
520                         if (effects & 32)
521                         {
522                                 effects &= ~32;
523                                 light[0] = 0.2;
524                                 light[1] = 1;
525                                 light[2] = 0.2;
526                                 light[3] = 200;
527                                 lightpflags |= PFLAGS_FULLDYNAMIC;
528                         }
529                 }
530
531                 specialvisibilityradius = 0;
532                 if (lightpflags & PFLAGS_FULLDYNAMIC)
533                         specialvisibilityradius = max(specialvisibilityradius, light[3]);
534                 if (glowsize)
535                         specialvisibilityradius = max(specialvisibilityradius, glowsize * 4);
536                 if (flags & RENDER_GLOWTRAIL)
537                         specialvisibilityradius = max(specialvisibilityradius, 100);
538                 if (effects & (EF_BRIGHTFIELD | EF_MUZZLEFLASH | EF_BRIGHTLIGHT | EF_DIMLIGHT | EF_RED | EF_BLUE | EF_FLAME | EF_STARDUST))
539                 {
540                         if (effects & EF_BRIGHTFIELD)
541                                 specialvisibilityradius = max(specialvisibilityradius, 80);
542                         if (effects & EF_MUZZLEFLASH)
543                                 specialvisibilityradius = max(specialvisibilityradius, 100);
544                         if (effects & EF_BRIGHTLIGHT)
545                                 specialvisibilityradius = max(specialvisibilityradius, 400);
546                         if (effects & EF_DIMLIGHT)
547                                 specialvisibilityradius = max(specialvisibilityradius, 200);
548                         if (effects & EF_RED)
549                                 specialvisibilityradius = max(specialvisibilityradius, 200);
550                         if (effects & EF_BLUE)
551                                 specialvisibilityradius = max(specialvisibilityradius, 200);
552                         if (effects & EF_FLAME)
553                                 specialvisibilityradius = max(specialvisibilityradius, 250);
554                         if (effects & EF_STARDUST)
555                                 specialvisibilityradius = max(specialvisibilityradius, 100);
556                 }
557                 if (e > svs.maxclients && (!modelindex && !specialvisibilityradius))
558                         continue;
559
560                 cs = defaultstate;
561                 cs.active = true;
562                 cs.number = e;
563                 VectorCopy(ent->fields.server->origin, cs.origin);
564                 VectorCopy(ent->fields.server->angles, cs.angles);
565                 cs.flags = flags;
566                 cs.effects = effects;
567                 cs.colormap = (unsigned)ent->fields.server->colormap;
568                 cs.modelindex = modelindex;
569                 cs.skin = (unsigned)ent->fields.server->skin;
570                 cs.frame = (unsigned)ent->fields.server->frame;
571                 cs.viewmodelforclient = PRVM_GETEDICTFIELDVALUE(ent, eval_viewmodelforclient)->edict;
572                 cs.exteriormodelforclient = PRVM_GETEDICTFIELDVALUE(ent, eval_exteriormodeltoclient)->edict;
573                 cs.nodrawtoclient = PRVM_GETEDICTFIELDVALUE(ent, eval_nodrawtoclient)->edict;
574                 cs.drawonlytoclient = PRVM_GETEDICTFIELDVALUE(ent, eval_drawonlytoclient)->edict;
575                 cs.tagentity = PRVM_GETEDICTFIELDVALUE(ent, eval_tag_entity)->edict;
576                 cs.tagindex = (unsigned char)PRVM_GETEDICTFIELDVALUE(ent, eval_tag_index)->_float;
577                 cs.glowsize = glowsize;
578
579                 // don't need to init cs.colormod because the defaultstate did that for us
580                 //cs.colormod[0] = cs.colormod[1] = cs.colormod[2] = 32;
581                 val = PRVM_GETEDICTFIELDVALUE(ent, eval_colormod);
582                 if (val->vector[0] || val->vector[1] || val->vector[2])
583                 {
584                         i = val->vector[0] * 32.0f;cs.colormod[0] = bound(0, i, 255);
585                         i = val->vector[1] * 32.0f;cs.colormod[1] = bound(0, i, 255);
586                         i = val->vector[2] * 32.0f;cs.colormod[2] = bound(0, i, 255);
587                 }
588
589                 cs.modelindex = modelindex;
590
591                 cs.alpha = 255;
592                 f = (PRVM_GETEDICTFIELDVALUE(ent, eval_alpha)->_float * 255.0f);
593                 if (f)
594                 {
595                         i = (int)f;
596                         cs.alpha = (unsigned char)bound(0, i, 255);
597                 }
598                 // halflife
599                 f = (PRVM_GETEDICTFIELDVALUE(ent, eval_renderamt)->_float);
600                 if (f)
601                 {
602                         i = (int)f;
603                         cs.alpha = (unsigned char)bound(0, i, 255);
604                 }
605
606                 cs.scale = 16;
607                 f = (PRVM_GETEDICTFIELDVALUE(ent, eval_scale)->_float * 16.0f);
608                 if (f)
609                 {
610                         i = (int)f;
611                         cs.scale = (unsigned char)bound(0, i, 255);
612                 }
613
614                 cs.glowcolor = 254;
615                 f = (PRVM_GETEDICTFIELDVALUE(ent, eval_glow_color)->_float);
616                 if (f)
617                         cs.glowcolor = (int)f;
618
619                 if (PRVM_GETEDICTFIELDVALUE(ent, eval_fullbright)->_float)
620                         cs.effects |= EF_FULLBRIGHT;
621
622                 if (ent->fields.server->movetype == MOVETYPE_STEP)
623                         cs.flags |= RENDER_STEP;
624                 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)
625                         cs.flags |= RENDER_LOWPRECISION;
626                 if (ent->fields.server->colormap >= 1024)
627                         cs.flags |= RENDER_COLORMAPPED;
628                 if (cs.viewmodelforclient)
629                         cs.flags |= RENDER_VIEWMODEL; // show relative to the view
630
631                 cs.light[0] = light[0];
632                 cs.light[1] = light[1];
633                 cs.light[2] = light[2];
634                 cs.light[3] = light[3];
635                 cs.lightstyle = lightstyle;
636                 cs.lightpflags = lightpflags;
637
638                 cs.specialvisibilityradius = specialvisibilityradius;
639
640                 // calculate the visible box of this entity (don't use the physics box
641                 // as that is often smaller than a model, and would not count
642                 // specialvisibilityradius)
643                 if ((model = sv.models[modelindex]))
644                 {
645                         float scale = cs.scale * (1.0f / 16.0f);
646                         if (cs.angles[0] || cs.angles[2]) // pitch and roll
647                         {
648                                 VectorMA(cs.origin, scale, model->rotatedmins, cullmins);
649                                 VectorMA(cs.origin, scale, model->rotatedmaxs, cullmaxs);
650                         }
651                         else if (cs.angles[1])
652                         {
653                                 VectorMA(cs.origin, scale, model->yawmins, cullmins);
654                                 VectorMA(cs.origin, scale, model->yawmaxs, cullmaxs);
655                         }
656                         else
657                         {
658                                 VectorMA(cs.origin, scale, model->normalmins, cullmins);
659                                 VectorMA(cs.origin, scale, model->normalmaxs, cullmaxs);
660                         }
661                 }
662                 else
663                 {
664                         VectorCopy(cs.origin, cullmins);
665                         VectorCopy(cs.origin, cullmaxs);
666                 }
667                 if (specialvisibilityradius)
668                 {
669                         cullmins[0] = min(cullmins[0], cs.origin[0] - specialvisibilityradius);
670                         cullmins[1] = min(cullmins[1], cs.origin[1] - specialvisibilityradius);
671                         cullmins[2] = min(cullmins[2], cs.origin[2] - specialvisibilityradius);
672                         cullmaxs[0] = max(cullmaxs[0], cs.origin[0] + specialvisibilityradius);
673                         cullmaxs[1] = max(cullmaxs[1], cs.origin[1] + specialvisibilityradius);
674                         cullmaxs[2] = max(cullmaxs[2], cs.origin[2] + specialvisibilityradius);
675                 }
676                 if (!VectorCompare(cullmins, ent->priv.server->cullmins) || !VectorCompare(cullmaxs, ent->priv.server->cullmaxs))
677                 {
678                         VectorCopy(cullmins, ent->priv.server->cullmins);
679                         VectorCopy(cullmaxs, ent->priv.server->cullmaxs);
680                         ent->priv.server->pvs_numclusters = -1;
681                         if (sv.worldmodel && sv.worldmodel->brush.FindBoxClusters)
682                         {
683                                 i = sv.worldmodel->brush.FindBoxClusters(sv.worldmodel, cullmins, cullmaxs, MAX_ENTITYCLUSTERS, ent->priv.server->pvs_clusterlist);
684                                 if (i <= MAX_ENTITYCLUSTERS)
685                                         ent->priv.server->pvs_numclusters = i;
686                         }
687                 }
688
689                 sendentitiesindex[e] = sendentities + numsendentities;
690                 sendentities[numsendentities++] = cs;
691         }
692 }
693
694 static int sententitiesmark = 0;
695 static int sententities[MAX_EDICTS];
696 static int sententitiesconsideration[MAX_EDICTS];
697 static int sv_writeentitiestoclient_culled_pvs;
698 static int sv_writeentitiestoclient_culled_trace;
699 static int sv_writeentitiestoclient_visibleentities;
700 static int sv_writeentitiestoclient_totalentities;
701 //static entity_frame_t sv_writeentitiestoclient_entityframe;
702 static int sv_writeentitiestoclient_clentnum;
703 static vec3_t sv_writeentitiestoclient_testeye;
704 static client_t *sv_writeentitiestoclient_client;
705
706 void SV_MarkWriteEntityStateToClient(entity_state_t *s)
707 {
708         int isbmodel;
709         vec3_t testorigin;
710         model_t *model;
711         prvm_edict_t *ed;
712         trace_t trace;
713         if (sententitiesconsideration[s->number] == sententitiesmark)
714                 return;
715         sententitiesconsideration[s->number] = sententitiesmark;
716         sv_writeentitiestoclient_totalentities++;
717
718         // never reject player
719         if (s->number != sv_writeentitiestoclient_clentnum)
720         {
721                 // check various rejection conditions
722                 if (s->nodrawtoclient == sv_writeentitiestoclient_clentnum)
723                         return;
724                 if (s->drawonlytoclient && s->drawonlytoclient != sv_writeentitiestoclient_clentnum)
725                         return;
726                 if (s->effects & EF_NODRAW)
727                         return;
728                 // LordHavoc: only send entities with a model or important effects
729                 if (!s->modelindex && s->specialvisibilityradius == 0)
730                         return;
731
732                 // viewmodels don't have visibility checking
733                 if (s->viewmodelforclient)
734                 {
735                         if (s->viewmodelforclient != sv_writeentitiestoclient_clentnum)
736                                 return;
737                 }
738                 else if (s->tagentity)
739                 {
740                         // tag attached entities simply check their parent
741                         if (!sendentitiesindex[s->tagentity])
742                                 return;
743                         SV_MarkWriteEntityStateToClient(sendentitiesindex[s->tagentity]);
744                         if (sententities[s->tagentity] != sententitiesmark)
745                                 return;
746                 }
747                 // always send world submodels in newer protocols because they don't
748                 // generate much traffic (in old protocols they hog bandwidth)
749                 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)))
750                 {
751                         // entity has survived every check so far, check if visible
752                         ed = PRVM_EDICT_NUM(s->number);
753
754                         // if not touching a visible leaf
755                         if (sv_cullentities_pvs.integer && sv_writeentitiestoclient_pvsbytes)
756                         {
757                                 if (ed->priv.server->pvs_numclusters < 0)
758                                 {
759                                         // entity too big for clusters list
760                                         if (sv.worldmodel && sv.worldmodel->brush.BoxTouchingPVS && !sv.worldmodel->brush.BoxTouchingPVS(sv.worldmodel, sv_writeentitiestoclient_pvs, ed->priv.server->cullmins, ed->priv.server->cullmaxs))
761                                         {
762                                                 sv_writeentitiestoclient_culled_pvs++;
763                                                 return;
764                                         }
765                                 }
766                                 else
767                                 {
768                                         int i;
769                                         // check cached clusters list
770                                         for (i = 0;i < ed->priv.server->pvs_numclusters;i++)
771                                                 if (CHECKPVSBIT(sv_writeentitiestoclient_pvs, ed->priv.server->pvs_clusterlist[i]))
772                                                         break;
773                                         if (i == ed->priv.server->pvs_numclusters)
774                                         {
775                                                 sv_writeentitiestoclient_culled_pvs++;
776                                                 return;
777                                         }
778                                 }
779                         }
780
781                         // or not seen by random tracelines
782                         if (sv_cullentities_trace.integer && !isbmodel)
783                         {
784                                 // LordHavoc: test center first
785                                 testorigin[0] = (ed->priv.server->cullmins[0] + ed->priv.server->cullmaxs[0]) * 0.5f;
786                                 testorigin[1] = (ed->priv.server->cullmins[1] + ed->priv.server->cullmaxs[1]) * 0.5f;
787                                 testorigin[2] = (ed->priv.server->cullmins[2] + ed->priv.server->cullmaxs[2]) * 0.5f;
788                                 sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
789                                 if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, ed->priv.server->cullmins, ed->priv.server->cullmaxs))
790                                         sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
791                                 else
792                                 {
793                                         // LordHavoc: test random offsets, to maximize chance of detection
794                                         testorigin[0] = lhrandom(ed->priv.server->cullmins[0], ed->priv.server->cullmaxs[0]);
795                                         testorigin[1] = lhrandom(ed->priv.server->cullmins[1], ed->priv.server->cullmaxs[1]);
796                                         testorigin[2] = lhrandom(ed->priv.server->cullmins[2], ed->priv.server->cullmaxs[2]);
797                                         sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
798                                         if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, ed->priv.server->cullmins, ed->priv.server->cullmaxs))
799                                                 sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
800                                         else
801                                         {
802                                                 if (s->specialvisibilityradius)
803                                                 {
804                                                         // LordHavoc: test random offsets, to maximize chance of detection
805                                                         testorigin[0] = lhrandom(ed->priv.server->cullmins[0], ed->priv.server->cullmaxs[0]);
806                                                         testorigin[1] = lhrandom(ed->priv.server->cullmins[1], ed->priv.server->cullmaxs[1]);
807                                                         testorigin[2] = lhrandom(ed->priv.server->cullmins[2], ed->priv.server->cullmaxs[2]);
808                                                         sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
809                                                         if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, ed->priv.server->cullmins, ed->priv.server->cullmaxs))
810                                                                 sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
811                                                 }
812                                         }
813                                 }
814                                 if (realtime > sv_writeentitiestoclient_client->visibletime[s->number])
815                                 {
816                                         sv_writeentitiestoclient_culled_trace++;
817                                         return;
818                                 }
819                         }
820                 }
821         }
822
823         // this just marks it for sending
824         // FIXME: it would be more efficient to send here, but the entity
825         // compressor isn't that flexible
826         sv_writeentitiestoclient_visibleentities++;
827         sententities[s->number] = sententitiesmark;
828 }
829
830 entity_state_t sendstates[MAX_EDICTS];
831
832 void SV_WriteEntitiesToClient(client_t *client, prvm_edict_t *clent, sizebuf_t *msg, int *stats)
833 {
834         int i, numsendstates;
835         entity_state_t *s;
836
837         // if there isn't enough space to accomplish anything, skip it
838         if (msg->cursize + 25 > msg->maxsize)
839                 return;
840
841         sv_writeentitiestoclient_client = client;
842
843         sv_writeentitiestoclient_culled_pvs = 0;
844         sv_writeentitiestoclient_culled_trace = 0;
845         sv_writeentitiestoclient_visibleentities = 0;
846         sv_writeentitiestoclient_totalentities = 0;
847
848 // find the client's PVS
849         // the real place being tested from
850         VectorAdd(clent->fields.server->origin, clent->fields.server->view_ofs, sv_writeentitiestoclient_testeye);
851         sv_writeentitiestoclient_pvsbytes = 0;
852         if (sv.worldmodel && sv.worldmodel->brush.FatPVS)
853                 sv_writeentitiestoclient_pvsbytes = sv.worldmodel->brush.FatPVS(sv.worldmodel, sv_writeentitiestoclient_testeye, 8, sv_writeentitiestoclient_pvs, sizeof(sv_writeentitiestoclient_pvs));
854
855         sv_writeentitiestoclient_clentnum = PRVM_EDICT_TO_PROG(clent); // LordHavoc: for comparison purposes
856
857         sententitiesmark++;
858
859         for (i = 0;i < numsendentities;i++)
860                 SV_MarkWriteEntityStateToClient(sendentities + i);
861
862         numsendstates = 0;
863         for (i = 0;i < numsendentities;i++)
864         {
865                 if (sententities[sendentities[i].number] == sententitiesmark)
866                 {
867                         s = &sendstates[numsendstates++];
868                         *s = sendentities[i];
869                         if (s->exteriormodelforclient && s->exteriormodelforclient == sv_writeentitiestoclient_clentnum)
870                                 s->flags |= RENDER_EXTERIORMODEL;
871                 }
872         }
873
874         if (sv_cullentities_stats.integer)
875                 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);
876
877         if (client->entitydatabase5)
878                 EntityFrame5_WriteFrame(msg, client->entitydatabase5, numsendstates, sendstates, client - svs.clients + 1, stats, client->movesequence);
879         else if (client->entitydatabase4)
880                 EntityFrame4_WriteFrame(msg, client->entitydatabase4, numsendstates, sendstates);
881         else if (client->entitydatabase)
882                 EntityFrame_WriteFrame(msg, client->entitydatabase, numsendstates, sendstates, client - svs.clients + 1);
883         else
884                 EntityFrameQuake_WriteFrame(msg, numsendstates, sendstates);
885 }
886
887 /*
888 =============
889 SV_CleanupEnts
890
891 =============
892 */
893 void SV_CleanupEnts (void)
894 {
895         int             e;
896         prvm_edict_t    *ent;
897
898         ent = PRVM_NEXT_EDICT(prog->edicts);
899         for (e=1 ; e<prog->num_edicts ; e++, ent = PRVM_NEXT_EDICT(ent))
900                 ent->fields.server->effects = (int)ent->fields.server->effects & ~EF_MUZZLEFLASH;
901 }
902
903 /*
904 ==================
905 SV_WriteClientdataToMessage
906
907 ==================
908 */
909 void SV_WriteClientdataToMessage (client_t *client, prvm_edict_t *ent, sizebuf_t *msg, int *stats)
910 {
911         int             bits;
912         int             i;
913         prvm_edict_t    *other;
914         int             items;
915         prvm_eval_t     *val;
916         vec3_t  punchvector;
917         unsigned char   viewzoom;
918         const char *s;
919
920 //
921 // send a damage message
922 //
923         if (ent->fields.server->dmg_take || ent->fields.server->dmg_save)
924         {
925                 other = PRVM_PROG_TO_EDICT(ent->fields.server->dmg_inflictor);
926                 MSG_WriteByte (msg, svc_damage);
927                 MSG_WriteByte (msg, ent->fields.server->dmg_save);
928                 MSG_WriteByte (msg, ent->fields.server->dmg_take);
929                 for (i=0 ; i<3 ; i++)
930                         MSG_WriteCoord (msg, other->fields.server->origin[i] + 0.5*(other->fields.server->mins[i] + other->fields.server->maxs[i]), sv.protocol);
931
932                 ent->fields.server->dmg_take = 0;
933                 ent->fields.server->dmg_save = 0;
934         }
935
936 //
937 // send the current viewpos offset from the view entity
938 //
939         SV_SetIdealPitch ();            // how much to look up / down ideally
940
941 // a fixangle might get lost in a dropped packet.  Oh well.
942         if ( ent->fields.server->fixangle )
943         {
944                 MSG_WriteByte (msg, svc_setangle);
945                 for (i=0 ; i < 3 ; i++)
946                         MSG_WriteAngle (msg, ent->fields.server->angles[i], sv.protocol);
947                 ent->fields.server->fixangle = 0;
948         }
949
950         // stuff the sigil bits into the high bits of items for sbar, or else
951         // mix in items2
952         val = PRVM_GETEDICTFIELDVALUE(ent, eval_items2);
953         if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE)
954                 items = (int)ent->fields.server->items | ((int)val->_float << 23);
955         else
956                 items = (int)ent->fields.server->items | ((int)prog->globals.server->serverflags << 28);
957
958         VectorClear(punchvector);
959         if ((val = PRVM_GETEDICTFIELDVALUE(ent, eval_punchvector)))
960                 VectorCopy(val->vector, punchvector);
961
962         // FIXME: cache weapon model name and index in client struct to save time
963         // (this search can be almost 1% of cpu time!)
964         s = PRVM_GetString(ent->fields.server->weaponmodel);
965         if (strcmp(s, client->weaponmodel))
966         {
967                 strlcpy(client->weaponmodel, s, sizeof(client->weaponmodel));
968                 client->weaponmodelindex = SV_ModelIndex(s, 1);
969         }
970
971         viewzoom = 255;
972         if ((val = PRVM_GETEDICTFIELDVALUE(ent, eval_viewzoom)))
973                 viewzoom = val->_float * 255.0f;
974         if (viewzoom == 0)
975                 viewzoom = 255;
976
977         bits = 0;
978
979         if ((int)ent->fields.server->flags & FL_ONGROUND)
980                 bits |= SU_ONGROUND;
981         if (ent->fields.server->waterlevel >= 2)
982                 bits |= SU_INWATER;
983         if (ent->fields.server->idealpitch)
984                 bits |= SU_IDEALPITCH;
985
986         for (i=0 ; i<3 ; i++)
987         {
988                 if (ent->fields.server->punchangle[i])
989                         bits |= (SU_PUNCH1<<i);
990                 if (sv.protocol != PROTOCOL_QUAKE && sv.protocol != PROTOCOL_QUAKEDP && sv.protocol != PROTOCOL_NEHAHRAMOVIE)
991                         if (punchvector[i])
992                                 bits |= (SU_PUNCHVEC1<<i);
993                 if (ent->fields.server->velocity[i])
994                         bits |= (SU_VELOCITY1<<i);
995         }
996
997         memset(stats, 0, sizeof(int[MAX_CL_STATS]));
998         stats[STAT_VIEWHEIGHT] = ent->fields.server->view_ofs[2];
999         stats[STAT_ITEMS] = items;
1000         stats[STAT_WEAPONFRAME] = ent->fields.server->weaponframe;
1001         stats[STAT_ARMOR] = ent->fields.server->armorvalue;
1002         stats[STAT_WEAPON] = client->weaponmodelindex;
1003         stats[STAT_HEALTH] = ent->fields.server->health;
1004         stats[STAT_AMMO] = ent->fields.server->currentammo;
1005         stats[STAT_SHELLS] = ent->fields.server->ammo_shells;
1006         stats[STAT_NAILS] = ent->fields.server->ammo_nails;
1007         stats[STAT_ROCKETS] = ent->fields.server->ammo_rockets;
1008         stats[STAT_CELLS] = ent->fields.server->ammo_cells;
1009         stats[STAT_ACTIVEWEAPON] = ent->fields.server->weapon;
1010         stats[STAT_VIEWZOOM] = viewzoom;
1011         // the QC bumps these itself by sending svc_'s, so we have to keep them
1012         // zero or they'll be corrected by the engine
1013         //stats[STAT_TOTALSECRETS] = prog->globals.server->total_secrets;
1014         //stats[STAT_TOTALMONSTERS] = prog->globals.server->total_monsters;
1015         //stats[STAT_SECRETS] = prog->globals.server->found_secrets;
1016         //stats[STAT_MONSTERS] = prog->globals.server->killed_monsters;
1017
1018         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)
1019         {
1020                 if (stats[STAT_VIEWHEIGHT] != DEFAULT_VIEWHEIGHT) bits |= SU_VIEWHEIGHT;
1021                 bits |= SU_ITEMS;
1022                 if (stats[STAT_WEAPONFRAME]) bits |= SU_WEAPONFRAME;
1023                 if (stats[STAT_ARMOR]) bits |= SU_ARMOR;
1024                 bits |= SU_WEAPON;
1025                 // FIXME: which protocols support this?  does PROTOCOL_DARKPLACES3 support viewzoom?
1026                 if (sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5)
1027                         if (viewzoom != 255)
1028                                 bits |= SU_VIEWZOOM;
1029         }
1030
1031         if (bits >= 65536)
1032                 bits |= SU_EXTEND1;
1033         if (bits >= 16777216)
1034                 bits |= SU_EXTEND2;
1035
1036         // send the data
1037         MSG_WriteByte (msg, svc_clientdata);
1038         MSG_WriteShort (msg, bits);
1039         if (bits & SU_EXTEND1)
1040                 MSG_WriteByte(msg, bits >> 16);
1041         if (bits & SU_EXTEND2)
1042                 MSG_WriteByte(msg, bits >> 24);
1043
1044         if (bits & SU_VIEWHEIGHT)
1045                 MSG_WriteChar (msg, stats[STAT_VIEWHEIGHT]);
1046
1047         if (bits & SU_IDEALPITCH)
1048                 MSG_WriteChar (msg, ent->fields.server->idealpitch);
1049
1050         for (i=0 ; i<3 ; i++)
1051         {
1052                 if (bits & (SU_PUNCH1<<i))
1053                 {
1054                         if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE)
1055                                 MSG_WriteChar(msg, ent->fields.server->punchangle[i]);
1056                         else
1057                                 MSG_WriteAngle16i(msg, ent->fields.server->punchangle[i]);
1058                 }
1059                 if (bits & (SU_PUNCHVEC1<<i))
1060                 {
1061                         if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
1062                                 MSG_WriteCoord16i(msg, punchvector[i]);
1063                         else
1064                                 MSG_WriteCoord32f(msg, punchvector[i]);
1065                 }
1066                 if (bits & (SU_VELOCITY1<<i))
1067                 {
1068                         if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
1069                                 MSG_WriteChar(msg, ent->fields.server->velocity[i] * (1.0f / 16.0f));
1070                         else
1071                                 MSG_WriteCoord32f(msg, ent->fields.server->velocity[i]);
1072                 }
1073         }
1074
1075         if (bits & SU_ITEMS)
1076                 MSG_WriteLong (msg, stats[STAT_ITEMS]);
1077
1078         if (sv.protocol == PROTOCOL_DARKPLACES5)
1079         {
1080                 if (bits & SU_WEAPONFRAME)
1081                         MSG_WriteShort (msg, stats[STAT_WEAPONFRAME]);
1082                 if (bits & SU_ARMOR)
1083                         MSG_WriteShort (msg, stats[STAT_ARMOR]);
1084                 if (bits & SU_WEAPON)
1085                         MSG_WriteShort (msg, stats[STAT_WEAPON]);
1086                 MSG_WriteShort (msg, stats[STAT_HEALTH]);
1087                 MSG_WriteShort (msg, stats[STAT_AMMO]);
1088                 MSG_WriteShort (msg, stats[STAT_SHELLS]);
1089                 MSG_WriteShort (msg, stats[STAT_NAILS]);
1090                 MSG_WriteShort (msg, stats[STAT_ROCKETS]);
1091                 MSG_WriteShort (msg, stats[STAT_CELLS]);
1092                 MSG_WriteShort (msg, stats[STAT_ACTIVEWEAPON]);
1093                 if (bits & SU_VIEWZOOM)
1094                         MSG_WriteShort (msg, min(stats[STAT_VIEWZOOM], 65535));
1095         }
1096         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)
1097         {
1098                 if (bits & SU_WEAPONFRAME)
1099                         MSG_WriteByte (msg, stats[STAT_WEAPONFRAME]);
1100                 if (bits & SU_ARMOR)
1101                         MSG_WriteByte (msg, stats[STAT_ARMOR]);
1102                 if (bits & SU_WEAPON)
1103                         MSG_WriteByte (msg, stats[STAT_WEAPON]);
1104                 MSG_WriteShort (msg, stats[STAT_HEALTH]);
1105                 MSG_WriteByte (msg, stats[STAT_AMMO]);
1106                 MSG_WriteByte (msg, stats[STAT_SHELLS]);
1107                 MSG_WriteByte (msg, stats[STAT_NAILS]);
1108                 MSG_WriteByte (msg, stats[STAT_ROCKETS]);
1109                 MSG_WriteByte (msg, stats[STAT_CELLS]);
1110                 if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE || gamemode == GAME_NEXUIZ)
1111                 {
1112                         for (i = 0;i < 32;i++)
1113                                 if (stats[STAT_WEAPON] & (1<<i))
1114                                         break;
1115                         MSG_WriteByte (msg, i);
1116                 }
1117                 else
1118                         MSG_WriteByte (msg, stats[STAT_WEAPON]);
1119                 if (bits & SU_VIEWZOOM)
1120                 {
1121                         if (sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
1122                                 MSG_WriteByte (msg, min(stats[STAT_VIEWZOOM], 255));
1123                         else
1124                                 MSG_WriteShort (msg, min(stats[STAT_VIEWZOOM], 65535));
1125                 }
1126         }
1127 }
1128
1129 /*
1130 =======================
1131 SV_SendClientDatagram
1132 =======================
1133 */
1134 static unsigned char sv_sendclientdatagram_buf[NET_MAXMESSAGE]; // FIXME?
1135 qboolean SV_SendClientDatagram (client_t *client)
1136 {
1137         int rate, maxrate, maxsize, maxsize2;
1138         sizebuf_t msg;
1139         int stats[MAX_CL_STATS];
1140
1141         if (LHNETADDRESS_GetAddressType(&host_client->netconnection->peeraddress) == LHNETADDRESSTYPE_LOOP && !sv_ratelimitlocalplayer.integer)
1142         {
1143                 // for good singleplayer, send huge packets
1144                 maxsize = sizeof(sv_sendclientdatagram_buf);
1145                 maxsize2 = sizeof(sv_sendclientdatagram_buf);
1146         }
1147         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)
1148         {
1149                 // no rate limiting support on older protocols because dp protocols
1150                 // 1-4 kick the client off if they overflow, and quake protocol shows
1151                 // less than the full entity set if rate limited
1152                 maxsize = 1400;
1153                 maxsize2 = 1400;
1154         }
1155         else
1156         {
1157                 // PROTOCOL_DARKPLACES5 and later support packet size limiting of updates
1158                 maxrate = bound(NET_MINRATE, sv_maxrate.integer, NET_MAXRATE);
1159                 if (sv_maxrate.integer != maxrate)
1160                         Cvar_SetValueQuick(&sv_maxrate, maxrate);
1161
1162                 rate = bound(NET_MINRATE, client->rate, maxrate);
1163                 rate = (int)(client->rate * sys_ticrate.value);
1164                 maxsize = bound(100, rate, 1400);
1165                 maxsize2 = 1400;
1166         }
1167
1168         msg.data = sv_sendclientdatagram_buf;
1169         msg.maxsize = maxsize;
1170         msg.cursize = 0;
1171
1172         MSG_WriteByte (&msg, svc_time);
1173         MSG_WriteFloat (&msg, sv.time);
1174
1175         // add the client specific data to the datagram
1176         SV_WriteClientdataToMessage (client, client->edict, &msg, stats);
1177         SV_WriteEntitiesToClient (client, client->edict, &msg, stats);
1178
1179         // expand packet size to allow effects to go over the rate limit
1180         // (dropping them is FAR too ugly)
1181         msg.maxsize = maxsize2;
1182
1183         // copy the server datagram if there is space
1184         // FIXME: put in delayed queue of effects to send
1185         if (sv.datagram.cursize > 0 && msg.cursize + sv.datagram.cursize <= msg.maxsize)
1186                 SZ_Write (&msg, sv.datagram.data, sv.datagram.cursize);
1187
1188 // send the datagram
1189         if (NetConn_SendUnreliableMessage (client->netconnection, &msg) == -1)
1190         {
1191                 SV_DropClient (true);// if the message couldn't send, kick off
1192                 return false;
1193         }
1194
1195         return true;
1196 }
1197
1198 /*
1199 =======================
1200 SV_UpdateToReliableMessages
1201 =======================
1202 */
1203 void SV_UpdateToReliableMessages (void)
1204 {
1205         int i, j;
1206         client_t *client;
1207         prvm_eval_t *val;
1208         const char *name;
1209         const char *model;
1210         const char *skin;
1211
1212 // check for changes to be sent over the reliable streams
1213         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1214         {
1215                 // update the host_client fields we care about according to the entity fields
1216                 host_client->edict = PRVM_EDICT_NUM(i+1);
1217
1218                 // DP_SV_CLIENTNAME
1219                 name = PRVM_GetString(host_client->edict->fields.server->netname);
1220                 if (name == NULL)
1221                         name = "";
1222                 // always point the string back at host_client->name to keep it safe
1223                 strlcpy (host_client->name, name, sizeof (host_client->name));
1224                 host_client->edict->fields.server->netname = PRVM_SetEngineString(host_client->name);
1225                 if (strcmp(host_client->old_name, host_client->name))
1226                 {
1227                         if (host_client->spawned)
1228                                 SV_BroadcastPrintf("%s changed name to %s\n", host_client->old_name, host_client->name);
1229                         strcpy(host_client->old_name, host_client->name);
1230                         // send notification to all clients
1231                         MSG_WriteByte (&sv.reliable_datagram, svc_updatename);
1232                         MSG_WriteByte (&sv.reliable_datagram, i);
1233                         MSG_WriteString (&sv.reliable_datagram, host_client->name);
1234                 }
1235
1236                 // DP_SV_CLIENTCOLORS
1237                 // this is always found (since it's added by the progs loader)
1238                 if ((val = PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_clientcolors)))
1239                         host_client->colors = (int)val->_float;
1240                 if (host_client->old_colors != host_client->colors)
1241                 {
1242                         host_client->old_colors = host_client->colors;
1243                         // send notification to all clients
1244                         MSG_WriteByte (&sv.reliable_datagram, svc_updatecolors);
1245                         MSG_WriteByte (&sv.reliable_datagram, i);
1246                         MSG_WriteByte (&sv.reliable_datagram, host_client->colors);
1247                 }
1248
1249                 // NEXUIZ_PLAYERMODEL
1250                 if( eval_playermodel ) {
1251                         model = PRVM_GetString(PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playermodel)->string);
1252                         if (model == NULL)
1253                                 model = "";
1254                         // always point the string back at host_client->name to keep it safe
1255                         strlcpy (host_client->playermodel, model, sizeof (host_client->playermodel));
1256                         PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playermodel)->string = PRVM_SetEngineString(host_client->playermodel);
1257                 }
1258
1259                 // NEXUIZ_PLAYERSKIN
1260                 if( eval_playerskin ) {
1261                         skin = PRVM_GetString(PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playerskin)->string);
1262                         if (skin == NULL)
1263                                 skin = "";
1264                         // always point the string back at host_client->name to keep it safe
1265                         strlcpy (host_client->playerskin, skin, sizeof (host_client->playerskin));
1266                         PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playerskin)->string = PRVM_SetEngineString(host_client->playerskin);
1267                 }
1268
1269                 // frags
1270                 host_client->frags = (int)host_client->edict->fields.server->frags;
1271                 if (host_client->old_frags != host_client->frags)
1272                 {
1273                         host_client->old_frags = host_client->frags;
1274                         // send notification to all clients
1275                         MSG_WriteByte (&sv.reliable_datagram, svc_updatefrags);
1276                         MSG_WriteByte (&sv.reliable_datagram, i);
1277                         MSG_WriteShort (&sv.reliable_datagram, host_client->frags);
1278                 }
1279         }
1280
1281         for (j = 0, client = svs.clients;j < svs.maxclients;j++, client++)
1282                 if (client->netconnection)
1283                         SZ_Write (&client->message, sv.reliable_datagram.data, sv.reliable_datagram.cursize);
1284
1285         SZ_Clear (&sv.reliable_datagram);
1286 }
1287
1288
1289 /*
1290 =======================
1291 SV_SendNop
1292
1293 Send a nop message without trashing or sending the accumulated client
1294 message buffer
1295 =======================
1296 */
1297 void SV_SendNop (client_t *client)
1298 {
1299         sizebuf_t       msg;
1300         unsigned char           buf[4];
1301
1302         msg.data = buf;
1303         msg.maxsize = sizeof(buf);
1304         msg.cursize = 0;
1305
1306         MSG_WriteChar (&msg, svc_nop);
1307
1308         if (NetConn_SendUnreliableMessage (client->netconnection, &msg) == -1)
1309                 SV_DropClient (true);   // if the message couldn't send, kick off
1310         client->last_message = realtime;
1311 }
1312
1313 /*
1314 =======================
1315 SV_SendClientMessages
1316 =======================
1317 */
1318 void SV_SendClientMessages (void)
1319 {
1320         int i, prepared = false;
1321
1322 // update frags, names, etc
1323         SV_UpdateToReliableMessages();
1324
1325 // build individual updates
1326         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1327         {
1328                 if (!host_client->active)
1329                         continue;
1330                 if (!host_client->netconnection)
1331                 {
1332                         SZ_Clear(&host_client->message);
1333                         continue;
1334                 }
1335
1336                 if (host_client->message.overflowed)
1337                 {
1338                         SV_DropClient (true);   // if the message couldn't send, kick off
1339                         continue;
1340                 }
1341
1342                 if (host_client->spawned)
1343                 {
1344                         if (!prepared)
1345                         {
1346                                 prepared = true;
1347                                 // only prepare entities once per frame
1348                                 SV_PrepareEntitiesForSending();
1349                         }
1350                         if (!SV_SendClientDatagram (host_client))
1351                                 continue;
1352                 }
1353                 else
1354                 {
1355                 // the player isn't totally in the game yet
1356                 // send small keepalive messages if too much time has passed
1357                 // send a full message when the next signon stage has been requested
1358                 // some other message data (name changes, etc) may accumulate
1359                 // between signon stages
1360                         if (!host_client->sendsignon)
1361                         {
1362                                 if (realtime - host_client->last_message > 5)
1363                                         SV_SendNop (host_client);
1364                                 continue;       // don't send out non-signon messages
1365                         }
1366                 }
1367
1368                 if (host_client->message.cursize || host_client->dropasap)
1369                 {
1370                         if (!NetConn_CanSendMessage (host_client->netconnection))
1371                                 continue;
1372
1373                         if (host_client->dropasap)
1374                                 SV_DropClient (false);  // went to another level
1375                         else
1376                         {
1377                                 if (NetConn_SendReliableMessage (host_client->netconnection, &host_client->message) == -1)
1378                                         SV_DropClient (true);   // if the message couldn't send, kick off
1379                                 SZ_Clear (&host_client->message);
1380                                 host_client->last_message = realtime;
1381                                 host_client->sendsignon = false;
1382                         }
1383                 }
1384         }
1385
1386 // clear muzzle flashes
1387         SV_CleanupEnts();
1388 }
1389
1390
1391 /*
1392 ==============================================================================
1393
1394 SERVER SPAWNING
1395
1396 ==============================================================================
1397 */
1398
1399 /*
1400 ================
1401 SV_ModelIndex
1402
1403 ================
1404 */
1405 int SV_ModelIndex(const char *s, int precachemode)
1406 {
1407         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE) ? 256 : MAX_MODELS);
1408         char filename[MAX_QPATH];
1409         if (!s || !*s)
1410                 return 0;
1411         // testing
1412         //if (precachemode == 2)
1413         //      return 0;
1414         strlcpy(filename, s, sizeof(filename));
1415         for (i = 2;i < limit;i++)
1416         {
1417                 if (!sv.model_precache[i][0])
1418                 {
1419                         if (precachemode)
1420                         {
1421                                 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))
1422                                 {
1423                                         Con_Printf("SV_ModelIndex(\"%s\"): precache_model can only be done in spawn functions\n", filename);
1424                                         return 0;
1425                                 }
1426                                 if (precachemode == 1)
1427                                         Con_Printf("SV_ModelIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1428                                 strlcpy(sv.model_precache[i], filename, sizeof(sv.model_precache[i]));
1429                                 sv.models[i] = Mod_ForName (sv.model_precache[i], true, false, false);
1430                                 if (sv.state != ss_loading)
1431                                 {
1432                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1433                                         MSG_WriteShort(&sv.reliable_datagram, i);
1434                                         MSG_WriteString(&sv.reliable_datagram, filename);
1435                                 }
1436                                 return i;
1437                         }
1438                         Con_Printf("SV_ModelIndex(\"%s\"): not precached\n", filename);
1439                         return 0;
1440                 }
1441                 if (!strcmp(sv.model_precache[i], filename))
1442                         return i;
1443         }
1444         Con_Printf("SV_ModelIndex(\"%s\"): i (%i) == MAX_MODELS (%i)\n", filename, i, MAX_MODELS);
1445         return 0;
1446 }
1447
1448 /*
1449 ================
1450 SV_SoundIndex
1451
1452 ================
1453 */
1454 int SV_SoundIndex(const char *s, int precachemode)
1455 {
1456         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE) ? 256 : MAX_SOUNDS);
1457         char filename[MAX_QPATH];
1458         if (!s || !*s)
1459                 return 0;
1460         // testing
1461         //if (precachemode == 2)
1462         //      return 0;
1463         strlcpy(filename, s, sizeof(filename));
1464         for (i = 1;i < limit;i++)
1465         {
1466                 if (!sv.sound_precache[i][0])
1467                 {
1468                         if (precachemode)
1469                         {
1470                                 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))
1471                                 {
1472                                         Con_Printf("SV_SoundIndex(\"%s\"): precache_sound can only be done in spawn functions\n", filename);
1473                                         return 0;
1474                                 }
1475                                 if (precachemode == 1)
1476                                         Con_Printf("SV_SoundIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1477                                 strlcpy(sv.sound_precache[i], filename, sizeof(sv.sound_precache[i]));
1478                                 if (sv.state != ss_loading)
1479                                 {
1480                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1481                                         MSG_WriteShort(&sv.reliable_datagram, i + 32768);
1482                                         MSG_WriteString(&sv.reliable_datagram, filename);
1483                                 }
1484                                 return i;
1485                         }
1486                         Con_Printf("SV_SoundIndex(\"%s\"): not precached\n", filename);
1487                         return 0;
1488                 }
1489                 if (!strcmp(sv.sound_precache[i], filename))
1490                         return i;
1491         }
1492         Con_Printf("SV_SoundIndex(\"%s\"): i (%i) == MAX_SOUNDS (%i)\n", filename, i, MAX_SOUNDS);
1493         return 0;
1494 }
1495
1496 /*
1497 ================
1498 SV_CreateBaseline
1499
1500 ================
1501 */
1502 void SV_CreateBaseline (void)
1503 {
1504         int i, entnum, large;
1505         prvm_edict_t *svent;
1506
1507         // LordHavoc: clear *all* states (note just active ones)
1508         for (entnum = 0;entnum < prog->max_edicts;entnum++)
1509         {
1510                 // get the current server version
1511                 svent = PRVM_EDICT_NUM(entnum);
1512
1513                 // LordHavoc: always clear state values, whether the entity is in use or not
1514                 svent->priv.server->baseline = defaultstate;
1515
1516                 if (svent->priv.server->free)
1517                         continue;
1518                 if (entnum > svs.maxclients && !svent->fields.server->modelindex)
1519                         continue;
1520
1521                 // create entity baseline
1522                 VectorCopy (svent->fields.server->origin, svent->priv.server->baseline.origin);
1523                 VectorCopy (svent->fields.server->angles, svent->priv.server->baseline.angles);
1524                 svent->priv.server->baseline.frame = svent->fields.server->frame;
1525                 svent->priv.server->baseline.skin = svent->fields.server->skin;
1526                 if (entnum > 0 && entnum <= svs.maxclients)
1527                 {
1528                         svent->priv.server->baseline.colormap = entnum;
1529                         svent->priv.server->baseline.modelindex = SV_ModelIndex("progs/player.mdl", 1);
1530                 }
1531                 else
1532                 {
1533                         svent->priv.server->baseline.colormap = 0;
1534                         svent->priv.server->baseline.modelindex = svent->fields.server->modelindex;
1535                 }
1536
1537                 large = false;
1538                 if (svent->priv.server->baseline.modelindex & 0xFF00 || svent->priv.server->baseline.frame & 0xFF00)
1539                         large = true;
1540
1541                 // add to the message
1542                 if (large)
1543                         MSG_WriteByte (&sv.signon, svc_spawnbaseline2);
1544                 else
1545                         MSG_WriteByte (&sv.signon, svc_spawnbaseline);
1546                 MSG_WriteShort (&sv.signon, entnum);
1547
1548                 if (large)
1549                 {
1550                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
1551                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.frame);
1552                 }
1553                 else
1554                 {
1555                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.modelindex);
1556                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
1557                 }
1558                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.colormap);
1559                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.skin);
1560                 for (i=0 ; i<3 ; i++)
1561                 {
1562                         MSG_WriteCoord(&sv.signon, svent->priv.server->baseline.origin[i], sv.protocol);
1563                         MSG_WriteAngle(&sv.signon, svent->priv.server->baseline.angles[i], sv.protocol);
1564                 }
1565         }
1566 }
1567
1568
1569 /*
1570 ================
1571 SV_SendReconnect
1572
1573 Tell all the clients that the server is changing levels
1574 ================
1575 */
1576 void SV_SendReconnect (void)
1577 {
1578 #if 1
1579         MSG_WriteByte(&sv.reliable_datagram, svc_stufftext);
1580         MSG_WriteString(&sv.reliable_datagram, "reconnect\n");
1581 #else
1582         unsigned char data[128];
1583         sizebuf_t msg;
1584
1585         msg.data = data;
1586         msg.cursize = 0;
1587         msg.maxsize = sizeof(data);
1588
1589         MSG_WriteChar (&msg, svc_stufftext);
1590         MSG_WriteString (&msg, "reconnect\n");
1591         NetConn_SendToAll (&msg, 5);
1592
1593         if (cls.state != ca_dedicated)
1594                 Cmd_ExecuteString ("reconnect\n", src_command);
1595 #endif
1596 }
1597
1598
1599 /*
1600 ================
1601 SV_SaveSpawnparms
1602
1603 Grabs the current state of each client for saving across the
1604 transition to another level
1605 ================
1606 */
1607 void SV_SaveSpawnparms (void)
1608 {
1609         int             i, j;
1610
1611         svs.serverflags = prog->globals.server->serverflags;
1612
1613         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1614         {
1615                 if (!host_client->active)
1616                         continue;
1617
1618         // call the progs to get default spawn parms for the new client
1619                 prog->globals.server->self = PRVM_EDICT_TO_PROG(host_client->edict);
1620                 PRVM_ExecuteProgram (prog->globals.server->SetChangeParms, "QC function SetChangeParms is missing");
1621                 for (j=0 ; j<NUM_SPAWN_PARMS ; j++)
1622                         host_client->spawn_parms[j] = (&prog->globals.server->parm1)[j];
1623         }
1624 }
1625 /*
1626 void SV_IncreaseEdicts(void)
1627 {
1628         int i;
1629         prvm_edict_t *ent;
1630         int oldmax_edicts = prog->max_edicts;
1631         void *oldedictsengineprivate = prog->edictprivate;
1632         void *oldedictsfields = prog->edictsfields;
1633         void *oldmoved_edicts = sv.moved_edicts;
1634
1635         if (prog->max_edicts >= MAX_EDICTS)
1636                 return;
1637
1638         // links don't survive the transition, so unlink everything
1639         for (i = 0, ent = prog->edicts;i < prog->max_edicts;i++, ent++)
1640         {
1641                 if (!ent->priv.server->free)
1642                         SV_UnlinkEdict(prog->edicts + i);
1643                 memset(&ent->priv.server->areagrid, 0, sizeof(ent->priv.server->areagrid));
1644         }
1645         SV_ClearWorld();
1646
1647         prog->max_edicts   = min(prog->max_edicts + 256, MAX_EDICTS);
1648         prog->edictprivate = PR_Alloc(prog->max_edicts * sizeof(edict_engineprivate_t));
1649         prog->edictsfields = PR_Alloc(prog->max_edicts * prog->edict_size);
1650         sv.moved_edicts = PR_Alloc(prog->max_edicts * sizeof(prvm_edict_t *));
1651
1652         memcpy(prog->edictprivate, oldedictsengineprivate, oldmax_edicts * sizeof(edict_engineprivate_t));
1653         memcpy(prog->edictsfields, oldedictsfields, oldmax_edicts * prog->edict_size);
1654
1655         for (i = 0, ent = prog->edicts;i < prog->max_edicts;i++, ent++)
1656         {
1657                 ent->priv.vp = (unsigned char*) prog->edictprivate + i * prog->edictprivate_size;
1658                 ent->fields.server = (void *)((unsigned char *)prog->edictsfields + i * prog->edict_size);
1659                 // link every entity except world
1660                 if (!ent->priv.server->free)
1661                         SV_LinkEdict(ent, false);
1662         }
1663
1664         PR_Free(oldedictsengineprivate);
1665         PR_Free(oldedictsfields);
1666         PR_Free(oldmoved_edicts);
1667 }*/
1668
1669 /*
1670 ================
1671 SV_SpawnServer
1672
1673 This is called at the start of each level
1674 ================
1675 */
1676 extern float            scr_centertime_off;
1677
1678 void SV_SpawnServer (const char *server)
1679 {
1680         prvm_edict_t *ent;
1681         int i;
1682         char *entities;
1683         model_t *worldmodel;
1684         char modelname[sizeof(sv.modelname)];
1685
1686         Con_DPrintf("SpawnServer: %s\n", server);
1687
1688         if (cls.state != ca_dedicated)
1689                 SCR_BeginLoadingPlaque();
1690
1691         dpsnprintf (modelname, sizeof(modelname), "maps/%s.bsp", server);
1692         worldmodel = Mod_ForName(modelname, false, true, true);
1693         if (!worldmodel || !worldmodel->TraceBox)
1694         {
1695                 Con_Printf("Couldn't load map %s\n", modelname);
1696                 return;
1697         }
1698
1699         // let's not have any servers with no name
1700         if (hostname.string[0] == 0)
1701                 Cvar_Set ("hostname", "UNNAMED");
1702         scr_centertime_off = 0;
1703
1704         svs.changelevel_issued = false;         // now safe to issue another
1705
1706 //
1707 // tell all connected clients that we are going to a new level
1708 //
1709         if (sv.active)
1710         {
1711                 SV_VM_Begin();
1712                 SV_SendReconnect();
1713                 SV_VM_End();
1714         }
1715         else
1716         {
1717                 // open server port
1718                 NetConn_OpenServerPorts(true);
1719         }
1720
1721 //
1722 // make cvars consistant
1723 //
1724         if (coop.integer)
1725                 Cvar_SetValue ("deathmatch", 0);
1726         // LordHavoc: it can be useful to have skills outside the range 0-3...
1727         //current_skill = bound(0, (int)(skill.value + 0.5), 3);
1728         //Cvar_SetValue ("skill", (float)current_skill);
1729         current_skill = (int)(skill.value + 0.5);
1730
1731 //
1732 // set up the new server
1733 //
1734         Host_ClearMemory ();
1735
1736         memset (&sv, 0, sizeof(sv));
1737
1738         SV_VM_Setup();
1739
1740         sv.active = true;
1741
1742         strlcpy (sv.name, server, sizeof (sv.name));
1743
1744         sv.protocol = Protocol_EnumForName(sv_protocolname.string);
1745         if (sv.protocol == PROTOCOL_UNKNOWN)
1746         {
1747                 char buffer[1024];
1748                 Protocol_Names(buffer, sizeof(buffer));
1749                 Con_Printf("Unknown sv_protocolname \"%s\", valid values are:\n%s\n", sv_protocolname.string, buffer);
1750                 sv.protocol = PROTOCOL_QUAKE;
1751         }
1752
1753         SV_VM_Begin();
1754
1755 // load progs to get entity field count
1756         //PR_LoadProgs ( sv_progs.string );
1757
1758         // allocate server memory
1759         /*// start out with just enough room for clients and a reasonable estimate of entities
1760         prog->max_edicts = max(svs.maxclients + 1, 512);
1761         prog->max_edicts = min(prog->max_edicts, MAX_EDICTS);
1762
1763         // prvm_edict_t structures (hidden from progs)
1764         prog->edicts = PR_Alloc(MAX_EDICTS * sizeof(prvm_edict_t));
1765         // engine private structures (hidden from progs)
1766         prog->edictprivate = PR_Alloc(prog->max_edicts * sizeof(edict_engineprivate_t));
1767         // progs fields, often accessed by server
1768         prog->edictsfields = PR_Alloc(prog->max_edicts * prog->edict_size);*/
1769         // used by PushMove to move back pushed entities
1770         sv.moved_edicts = (prvm_edict_t **)PRVM_Alloc(prog->max_edicts * sizeof(prvm_edict_t *));
1771         /*for (i = 0;i < prog->max_edicts;i++)
1772         {
1773                 ent = prog->edicts + i;
1774                 ent->priv.vp = (unsigned char*) prog->edictprivate + i * prog->edictprivate_size;
1775                 ent->fields.server = (void *)((unsigned char *)prog->edictsfields + i * prog->edict_size);
1776         }*/
1777
1778         sv.datagram.maxsize = sizeof(sv.datagram_buf);
1779         sv.datagram.cursize = 0;
1780         sv.datagram.data = sv.datagram_buf;
1781
1782         sv.reliable_datagram.maxsize = sizeof(sv.reliable_datagram_buf);
1783         sv.reliable_datagram.cursize = 0;
1784         sv.reliable_datagram.data = sv.reliable_datagram_buf;
1785
1786         sv.signon.maxsize = sizeof(sv.signon_buf);
1787         sv.signon.cursize = 0;
1788         sv.signon.data = sv.signon_buf;
1789
1790 // leave slots at start for clients only
1791         //prog->num_edicts = svs.maxclients+1;
1792
1793         sv.state = ss_loading;
1794         prog->allowworldwrites = true;
1795         sv.paused = false;
1796
1797         *prog->time = sv.time = 1.0;
1798
1799         Mod_ClearUsed();
1800         worldmodel->used = true;
1801
1802         strlcpy (sv.name, server, sizeof (sv.name));
1803         strcpy(sv.modelname, modelname);
1804         sv.worldmodel = worldmodel;
1805         sv.models[1] = sv.worldmodel;
1806
1807 //
1808 // clear world interaction links
1809 //
1810         SV_ClearWorld ();
1811
1812         strlcpy(sv.sound_precache[0], "", sizeof(sv.sound_precache[0]));
1813
1814         strlcpy(sv.model_precache[0], "", sizeof(sv.model_precache[0]));
1815         strlcpy(sv.model_precache[1], sv.modelname, sizeof(sv.model_precache[1]));
1816         for (i = 1;i < sv.worldmodel->brush.numsubmodels;i++)
1817         {
1818                 dpsnprintf(sv.model_precache[i+1], sizeof(sv.model_precache[i+1]), "*%i", i);
1819                 sv.models[i+1] = Mod_ForName (sv.model_precache[i+1], false, false, false);
1820         }
1821
1822 //
1823 // load the rest of the entities
1824 //
1825         // AK possible hack since num_edicts is still 0
1826         ent = PRVM_EDICT_NUM(0);
1827         memset (ent->fields.server, 0, prog->progs->entityfields * 4);
1828         ent->priv.server->free = false;
1829         ent->fields.server->model = PRVM_SetEngineString(sv.modelname);
1830         ent->fields.server->modelindex = 1;             // world model
1831         ent->fields.server->solid = SOLID_BSP;
1832         ent->fields.server->movetype = MOVETYPE_PUSH;
1833
1834         if (coop.value)
1835                 prog->globals.server->coop = coop.integer;
1836         else
1837                 prog->globals.server->deathmatch = deathmatch.integer;
1838
1839         prog->globals.server->mapname = PRVM_SetEngineString(sv.name);
1840
1841 // serverflags are for cross level information (sigils)
1842         prog->globals.server->serverflags = svs.serverflags;
1843
1844         // we need to reset the spawned flag on all connected clients here so that
1845         // their thinks don't run during startup (before PutClientInServer)
1846         // we also need to set up the client entities now
1847         // and we need to set the ->edict pointers to point into the progs edicts
1848         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1849         {
1850                 host_client->spawned = false;
1851                 host_client->edict = PRVM_EDICT_NUM(i + 1);
1852                 PRVM_ED_ClearEdict(host_client->edict);
1853         }
1854
1855         // load replacement entity file if found
1856         entities = NULL;
1857         if (sv_entpatch.integer)
1858                 entities = (char *)FS_LoadFile(va("maps/%s.ent", sv.name), tempmempool, true, NULL);
1859         if (entities)
1860         {
1861                 Con_Printf("Loaded maps/%s.ent\n", sv.name);
1862                 PRVM_ED_LoadFromFile (entities);
1863                 Mem_Free(entities);
1864         }
1865         else
1866                 PRVM_ED_LoadFromFile (sv.worldmodel->brush.entities);
1867
1868
1869         // LordHavoc: clear world angles (to fix e3m3.bsp)
1870         VectorClear(prog->edicts->fields.server->angles);
1871
1872 // all setup is completed, any further precache statements are errors
1873         sv.state = ss_active;
1874         prog->allowworldwrites = false;
1875
1876 // run two frames to allow everything to settle
1877         for (i = 0;i < 2;i++)
1878         {
1879                 sv.frametime = host_frametime = 0.1;
1880                 SV_Physics ();
1881         }
1882
1883         Mod_PurgeUnused();
1884
1885 // create a baseline for more efficient communications
1886         if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE)
1887                 SV_CreateBaseline ();
1888
1889 // send serverinfo to all connected clients, and set up botclients coming back from a level change
1890         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1891         {
1892                 if (!host_client->active)
1893                         continue;
1894                 if (host_client->netconnection)
1895                         SV_SendServerinfo(host_client);
1896                 else
1897                 {
1898                         int j;
1899                         // if client is a botclient coming from a level change, we need to
1900                         // set up client info that normally requires networking
1901
1902                         // copy spawn parms out of the client_t
1903                         for (j=0 ; j< NUM_SPAWN_PARMS ; j++)
1904                                 (&prog->globals.server->parm1)[j] = host_client->spawn_parms[j];
1905
1906                         // call the spawn function
1907                         host_client->clientconnectcalled = true;
1908                         prog->globals.server->time = sv.time;
1909                         prog->globals.server->self = PRVM_EDICT_TO_PROG(host_client->edict);
1910                         PRVM_ExecuteProgram (prog->globals.server->ClientConnect, "QC function ClientConnect is missing");
1911                         PRVM_ExecuteProgram (prog->globals.server->PutClientInServer, "QC function PutClientInServer is missing");
1912                         host_client->spawned = true;
1913                 }
1914         }
1915
1916         Con_DPrint("Server spawned.\n");
1917         NetConn_Heartbeat (2);
1918
1919         SV_VM_End();
1920 }
1921
1922 /////////////////////////////////////////////////////
1923 // SV VM stuff
1924
1925 void SV_VM_CB_BeginIncreaseEdicts(void)
1926 {
1927         int i;
1928         prvm_edict_t *ent;
1929
1930         PRVM_Free( sv.moved_edicts );
1931         sv.moved_edicts = (prvm_edict_t **)PRVM_Alloc(prog->max_edicts * sizeof(prvm_edict_t *));
1932
1933         // links don't survive the transition, so unlink everything
1934         for (i = 0, ent = prog->edicts;i < prog->max_edicts;i++, ent++)
1935         {
1936                 if (!ent->priv.server->free)
1937                         SV_UnlinkEdict(prog->edicts + i);
1938                 memset(&ent->priv.server->areagrid, 0, sizeof(ent->priv.server->areagrid));
1939         }
1940         SV_ClearWorld();
1941 }
1942
1943 void SV_VM_CB_EndIncreaseEdicts(void)
1944 {
1945         int i;
1946         prvm_edict_t *ent;
1947
1948         for (i = 0, ent = prog->edicts;i < prog->max_edicts;i++, ent++)
1949         {
1950                 // link every entity except world
1951                 if (!ent->priv.server->free)
1952                         SV_LinkEdict(ent, false);
1953         }
1954 }
1955
1956 void SV_VM_CB_InitEdict(prvm_edict_t *e)
1957 {
1958         // LordHavoc: for consistency set these here
1959         int num = PRVM_NUM_FOR_EDICT(e) - 1;
1960
1961         if (num >= 0 && num < svs.maxclients)
1962         {
1963                 prvm_eval_t *val;
1964                 // set colormap and team on newly created player entity
1965                 e->fields.server->colormap = num + 1;
1966                 e->fields.server->team = (svs.clients[num].colors & 15) + 1;
1967                 // set netname/clientcolors back to client values so that
1968                 // DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS will not immediately
1969                 // reset them
1970                 e->fields.server->netname = PRVM_SetEngineString(svs.clients[num].name);
1971                 if ((val = PRVM_GETEDICTFIELDVALUE(e, eval_clientcolors)))
1972                         val->_float = svs.clients[num].colors;
1973                 // NEXUIZ_PLAYERMODEL and NEXUIZ_PLAYERSKIN
1974                 if( eval_playermodel )
1975                         PRVM_GETEDICTFIELDVALUE(e, eval_playermodel)->string = PRVM_SetEngineString(svs.clients[num].playermodel);
1976                 if( eval_playerskin )
1977                         PRVM_GETEDICTFIELDVALUE(e, eval_playerskin)->string = PRVM_SetEngineString(svs.clients[num].playerskin);
1978         }
1979 }
1980
1981 void SV_VM_CB_FreeEdict(prvm_edict_t *ed)
1982 {
1983         SV_UnlinkEdict (ed);            // unlink from world bsp
1984
1985         ed->fields.server->model = 0;
1986         ed->fields.server->takedamage = 0;
1987         ed->fields.server->modelindex = 0;
1988         ed->fields.server->colormap = 0;
1989         ed->fields.server->skin = 0;
1990         ed->fields.server->frame = 0;
1991         VectorClear(ed->fields.server->origin);
1992         VectorClear(ed->fields.server->angles);
1993         ed->fields.server->nextthink = -1;
1994         ed->fields.server->solid = 0;
1995 }
1996
1997 void SV_VM_CB_CountEdicts(void)
1998 {
1999         int             i;
2000         prvm_edict_t    *ent;
2001         int             active, models, solid, step;
2002
2003         active = models = solid = step = 0;
2004         for (i=0 ; i<prog->num_edicts ; i++)
2005         {
2006                 ent = PRVM_EDICT_NUM(i);
2007                 if (ent->priv.server->free)
2008                         continue;
2009                 active++;
2010                 if (ent->fields.server->solid)
2011                         solid++;
2012                 if (ent->fields.server->model)
2013                         models++;
2014                 if (ent->fields.server->movetype == MOVETYPE_STEP)
2015                         step++;
2016         }
2017
2018         Con_Printf("num_edicts:%3i\n", prog->num_edicts);
2019         Con_Printf("active    :%3i\n", active);
2020         Con_Printf("view      :%3i\n", models);
2021         Con_Printf("touch     :%3i\n", solid);
2022         Con_Printf("step      :%3i\n", step);
2023 }
2024
2025 qboolean SV_VM_CB_LoadEdict(prvm_edict_t *ent)
2026 {
2027         // remove things from different skill levels or deathmatch
2028         if (gamemode != GAME_TRANSFUSION) //Transfusion does this in QC
2029         {
2030                 if (deathmatch.integer)
2031                 {
2032                         if (((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_DEATHMATCH))
2033                         {
2034                                 return false;
2035                         }
2036                 }
2037                 else if ((current_skill <= 0 && ((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_EASY  ))
2038                         || (current_skill == 1 && ((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_MEDIUM))
2039                         || (current_skill >= 2 && ((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_HARD  )))
2040                 {
2041                         return false;
2042                 }
2043         }
2044         return true;
2045 }
2046
2047 cvar_t  pr_checkextension = {CVAR_READONLY, "pr_checkextension", "1"};
2048 cvar_t  nomonsters = {0, "nomonsters", "0"};
2049 cvar_t  gamecfg = {0, "gamecfg", "0"};
2050 cvar_t  scratch1 = {0, "scratch1", "0"};
2051 cvar_t  scratch2 = {0,"scratch2", "0"};
2052 cvar_t  scratch3 = {0, "scratch3", "0"};
2053 cvar_t  scratch4 = {0, "scratch4", "0"};
2054 cvar_t  savedgamecfg = {CVAR_SAVE, "savedgamecfg", "0"};
2055 cvar_t  saved1 = {CVAR_SAVE, "saved1", "0"};
2056 cvar_t  saved2 = {CVAR_SAVE, "saved2", "0"};
2057 cvar_t  saved3 = {CVAR_SAVE, "saved3", "0"};
2058 cvar_t  saved4 = {CVAR_SAVE, "saved4", "0"};
2059 cvar_t  decors = {0, "decors", "0"};
2060 cvar_t  nehx00 = {0, "nehx00", "0"};cvar_t      nehx01 = {0, "nehx01", "0"};
2061 cvar_t  nehx02 = {0, "nehx02", "0"};cvar_t      nehx03 = {0, "nehx03", "0"};
2062 cvar_t  nehx04 = {0, "nehx04", "0"};cvar_t      nehx05 = {0, "nehx05", "0"};
2063 cvar_t  nehx06 = {0, "nehx06", "0"};cvar_t      nehx07 = {0, "nehx07", "0"};
2064 cvar_t  nehx08 = {0, "nehx08", "0"};cvar_t      nehx09 = {0, "nehx09", "0"};
2065 cvar_t  nehx10 = {0, "nehx10", "0"};cvar_t      nehx11 = {0, "nehx11", "0"};
2066 cvar_t  nehx12 = {0, "nehx12", "0"};cvar_t      nehx13 = {0, "nehx13", "0"};
2067 cvar_t  nehx14 = {0, "nehx14", "0"};cvar_t      nehx15 = {0, "nehx15", "0"};
2068 cvar_t  nehx16 = {0, "nehx16", "0"};cvar_t      nehx17 = {0, "nehx17", "0"};
2069 cvar_t  nehx18 = {0, "nehx18", "0"};cvar_t      nehx19 = {0, "nehx19", "0"};
2070 cvar_t  cutscene = {0, "cutscene", "1"};
2071
2072 void SV_VM_Init(void)
2073 {
2074         Cvar_RegisterVariable (&pr_checkextension);
2075         Cvar_RegisterVariable (&nomonsters);
2076         Cvar_RegisterVariable (&gamecfg);
2077         Cvar_RegisterVariable (&scratch1);
2078         Cvar_RegisterVariable (&scratch2);
2079         Cvar_RegisterVariable (&scratch3);
2080         Cvar_RegisterVariable (&scratch4);
2081         Cvar_RegisterVariable (&savedgamecfg);
2082         Cvar_RegisterVariable (&saved1);
2083         Cvar_RegisterVariable (&saved2);
2084         Cvar_RegisterVariable (&saved3);
2085         Cvar_RegisterVariable (&saved4);
2086         // LordHavoc: for DarkPlaces, this overrides the number of decors (shell casings, gibs, etc)
2087         Cvar_RegisterVariable (&decors);
2088         // LordHavoc: Nehahra uses these to pass data around cutscene demos
2089         if (gamemode == GAME_NEHAHRA)
2090         {
2091                 Cvar_RegisterVariable (&nehx00);Cvar_RegisterVariable (&nehx01);
2092                 Cvar_RegisterVariable (&nehx02);Cvar_RegisterVariable (&nehx03);
2093                 Cvar_RegisterVariable (&nehx04);Cvar_RegisterVariable (&nehx05);
2094                 Cvar_RegisterVariable (&nehx06);Cvar_RegisterVariable (&nehx07);
2095                 Cvar_RegisterVariable (&nehx08);Cvar_RegisterVariable (&nehx09);
2096                 Cvar_RegisterVariable (&nehx10);Cvar_RegisterVariable (&nehx11);
2097                 Cvar_RegisterVariable (&nehx12);Cvar_RegisterVariable (&nehx13);
2098                 Cvar_RegisterVariable (&nehx14);Cvar_RegisterVariable (&nehx15);
2099                 Cvar_RegisterVariable (&nehx16);Cvar_RegisterVariable (&nehx17);
2100                 Cvar_RegisterVariable (&nehx18);Cvar_RegisterVariable (&nehx19);
2101         }
2102         Cvar_RegisterVariable (&cutscene); // for Nehahra but useful to other mods as well
2103 }
2104
2105 // LordHavoc: in an effort to eliminate time wasted on GetEdictFieldValue...  these are defined as externs in progs.h
2106 int eval_gravity;
2107 int eval_button3;
2108 int eval_button4;
2109 int eval_button5;
2110 int eval_button6;
2111 int eval_button7;
2112 int eval_button8;
2113 int eval_buttonuse;
2114 int eval_buttonchat;
2115 int eval_glow_size;
2116 int eval_glow_trail;
2117 int eval_glow_color;
2118 int eval_items2;
2119 int eval_scale;
2120 int eval_alpha;
2121 int eval_renderamt; // HalfLife support
2122 int eval_rendermode; // HalfLife support
2123 int eval_fullbright;
2124 int eval_ammo_shells1;
2125 int eval_ammo_nails1;
2126 int eval_ammo_lava_nails;
2127 int eval_ammo_rockets1;
2128 int eval_ammo_multi_rockets;
2129 int eval_ammo_cells1;
2130 int eval_ammo_plasma;
2131 int eval_idealpitch;
2132 int eval_pitch_speed;
2133 int eval_viewmodelforclient;
2134 int eval_nodrawtoclient;
2135 int eval_exteriormodeltoclient;
2136 int eval_drawonlytoclient;
2137 int eval_ping;
2138 int eval_movement;
2139 int eval_pmodel;
2140 int eval_punchvector;
2141 int eval_viewzoom;
2142 int eval_clientcolors;
2143 int eval_tag_entity;
2144 int eval_tag_index;
2145 int eval_light_lev;
2146 int eval_color;
2147 int eval_style;
2148 int eval_pflags;
2149 int eval_cursor_active;
2150 int eval_cursor_screen;
2151 int eval_cursor_trace_start;
2152 int eval_cursor_trace_endpos;
2153 int eval_cursor_trace_ent;
2154 int eval_colormod;
2155 int eval_playermodel;
2156 int eval_playerskin;
2157
2158 mfunction_t *SV_PlayerPhysicsQC;
2159 mfunction_t *EndFrameQC;
2160 //KrimZon - SERVER COMMANDS IN QUAKEC
2161 mfunction_t *SV_ParseClientCommandQC;
2162
2163 void SV_VM_FindEdictFieldOffsets(void)
2164 {
2165         eval_gravity = PRVM_ED_FindFieldOffset("gravity");
2166         eval_button3 = PRVM_ED_FindFieldOffset("button3");
2167         eval_button4 = PRVM_ED_FindFieldOffset("button4");
2168         eval_button5 = PRVM_ED_FindFieldOffset("button5");
2169         eval_button6 = PRVM_ED_FindFieldOffset("button6");
2170         eval_button7 = PRVM_ED_FindFieldOffset("button7");
2171         eval_button8 = PRVM_ED_FindFieldOffset("button8");
2172         eval_buttonuse = PRVM_ED_FindFieldOffset("buttonuse");
2173         eval_buttonchat = PRVM_ED_FindFieldOffset("buttonchat");
2174         eval_glow_size = PRVM_ED_FindFieldOffset("glow_size");
2175         eval_glow_trail = PRVM_ED_FindFieldOffset("glow_trail");
2176         eval_glow_color = PRVM_ED_FindFieldOffset("glow_color");
2177         eval_items2 = PRVM_ED_FindFieldOffset("items2");
2178         eval_scale = PRVM_ED_FindFieldOffset("scale");
2179         eval_alpha = PRVM_ED_FindFieldOffset("alpha");
2180         eval_renderamt = PRVM_ED_FindFieldOffset("renderamt"); // HalfLife support
2181         eval_rendermode = PRVM_ED_FindFieldOffset("rendermode"); // HalfLife support
2182         eval_fullbright = PRVM_ED_FindFieldOffset("fullbright");
2183         eval_ammo_shells1 = PRVM_ED_FindFieldOffset("ammo_shells1");
2184         eval_ammo_nails1 = PRVM_ED_FindFieldOffset("ammo_nails1");
2185         eval_ammo_lava_nails = PRVM_ED_FindFieldOffset("ammo_lava_nails");
2186         eval_ammo_rockets1 = PRVM_ED_FindFieldOffset("ammo_rockets1");
2187         eval_ammo_multi_rockets = PRVM_ED_FindFieldOffset("ammo_multi_rockets");
2188         eval_ammo_cells1 = PRVM_ED_FindFieldOffset("ammo_cells1");
2189         eval_ammo_plasma = PRVM_ED_FindFieldOffset("ammo_plasma");
2190         eval_idealpitch = PRVM_ED_FindFieldOffset("idealpitch");
2191         eval_pitch_speed = PRVM_ED_FindFieldOffset("pitch_speed");
2192         eval_viewmodelforclient = PRVM_ED_FindFieldOffset("viewmodelforclient");
2193         eval_nodrawtoclient = PRVM_ED_FindFieldOffset("nodrawtoclient");
2194         eval_exteriormodeltoclient = PRVM_ED_FindFieldOffset("exteriormodeltoclient");
2195         eval_drawonlytoclient = PRVM_ED_FindFieldOffset("drawonlytoclient");
2196         eval_ping = PRVM_ED_FindFieldOffset("ping");
2197         eval_movement = PRVM_ED_FindFieldOffset("movement");
2198         eval_pmodel = PRVM_ED_FindFieldOffset("pmodel");
2199         eval_punchvector = PRVM_ED_FindFieldOffset("punchvector");
2200         eval_viewzoom = PRVM_ED_FindFieldOffset("viewzoom");
2201         eval_clientcolors = PRVM_ED_FindFieldOffset("clientcolors");
2202         eval_tag_entity = PRVM_ED_FindFieldOffset("tag_entity");
2203         eval_tag_index = PRVM_ED_FindFieldOffset("tag_index");
2204         eval_light_lev = PRVM_ED_FindFieldOffset("light_lev");
2205         eval_color = PRVM_ED_FindFieldOffset("color");
2206         eval_style = PRVM_ED_FindFieldOffset("style");
2207         eval_pflags = PRVM_ED_FindFieldOffset("pflags");
2208         eval_cursor_active = PRVM_ED_FindFieldOffset("cursor_active");
2209         eval_cursor_screen = PRVM_ED_FindFieldOffset("cursor_screen");
2210         eval_cursor_trace_start = PRVM_ED_FindFieldOffset("cursor_trace_start");
2211         eval_cursor_trace_endpos = PRVM_ED_FindFieldOffset("cursor_trace_endpos");
2212         eval_cursor_trace_ent = PRVM_ED_FindFieldOffset("cursor_trace_ent");
2213         eval_colormod = PRVM_ED_FindFieldOffset("colormod");
2214         eval_playermodel = PRVM_ED_FindFieldOffset("playermodel");
2215         eval_playerskin = PRVM_ED_FindFieldOffset("playerskin");
2216
2217         // LordHavoc: allowing QuakeC to override the player movement code
2218         SV_PlayerPhysicsQC = PRVM_ED_FindFunction ("SV_PlayerPhysics");
2219         // LordHavoc: support for endframe
2220         EndFrameQC = PRVM_ED_FindFunction ("EndFrame");
2221         //KrimZon - SERVER COMMANDS IN QUAKEC
2222         SV_ParseClientCommandQC = PRVM_ED_FindFunction ("SV_ParseClientCommand");
2223 }
2224
2225 #define REQFIELDS (sizeof(reqfields) / sizeof(prvm_required_field_t))
2226
2227 prvm_required_field_t reqfields[] =
2228 {
2229         {ev_entity, "cursor_trace_ent"},
2230         {ev_entity, "drawonlytoclient"},
2231         {ev_entity, "exteriormodeltoclient"},
2232         {ev_entity, "nodrawtoclient"},
2233         {ev_entity, "tag_entity"},
2234         {ev_entity, "viewmodelforclient"},
2235         {ev_float, "alpha"},
2236         {ev_float, "ammo_cells1"},
2237         {ev_float, "ammo_lava_nails"},
2238         {ev_float, "ammo_multi_rockets"},
2239         {ev_float, "ammo_nails1"},
2240         {ev_float, "ammo_plasma"},
2241         {ev_float, "ammo_rockets1"},
2242         {ev_float, "ammo_shells1"},
2243         {ev_float, "button3"},
2244         {ev_float, "button4"},
2245         {ev_float, "button5"},
2246         {ev_float, "button6"},
2247         {ev_float, "button7"},
2248         {ev_float, "button8"},
2249         {ev_float, "buttonchat"},
2250         {ev_float, "buttonuse"},
2251         {ev_float, "clientcolors"},
2252         {ev_float, "cursor_active"},
2253         {ev_float, "fullbright"},
2254         {ev_float, "glow_color"},
2255         {ev_float, "glow_size"},
2256         {ev_float, "glow_trail"},
2257         {ev_float, "gravity"},
2258         {ev_float, "idealpitch"},
2259         {ev_float, "items2"},
2260         {ev_float, "light_lev"},
2261         {ev_float, "pflags"},
2262         {ev_float, "ping"},
2263         {ev_float, "pitch_speed"},
2264         {ev_float, "pmodel"},
2265         {ev_float, "renderamt"}, // HalfLife support
2266         {ev_float, "rendermode"}, // HalfLife support
2267         {ev_float, "scale"},
2268         {ev_float, "style"},
2269         {ev_float, "tag_index"},
2270         {ev_float, "viewzoom"},
2271         {ev_vector, "color"},
2272         {ev_vector, "colormod"},
2273         {ev_vector, "cursor_screen"},
2274         {ev_vector, "cursor_trace_endpos"},
2275         {ev_vector, "cursor_trace_start"},
2276         {ev_vector, "movement"},
2277         {ev_vector, "punchvector"},
2278         {ev_string, "playermodel"},
2279         {ev_string, "playerskin"}
2280 };
2281
2282 void SV_VM_Setup(void)
2283 {
2284         PRVM_Begin;
2285         PRVM_InitProg( PRVM_SERVERPROG );
2286
2287         // allocate the mempools
2288         prog->progs_mempool = Mem_AllocPool("Server Progs", 0, NULL);
2289         prog->builtins = vm_sv_builtins;
2290         prog->numbuiltins = vm_sv_numbuiltins;
2291         prog->headercrc = PROGHEADER_CRC;
2292         prog->max_edicts = 512;
2293         prog->limit_edicts = MAX_EDICTS;
2294         prog->reserved_edicts = svs.maxclients;
2295         prog->edictprivate_size = sizeof(edict_engineprivate_t);
2296         prog->name = "server";
2297         prog->extensionstring = vm_sv_extensions;
2298         prog->loadintoworld = true;
2299
2300         prog->begin_increase_edicts = SV_VM_CB_BeginIncreaseEdicts;
2301         prog->end_increase_edicts = SV_VM_CB_EndIncreaseEdicts;
2302         prog->init_edict = SV_VM_CB_InitEdict;
2303         prog->free_edict = SV_VM_CB_FreeEdict;
2304         prog->count_edicts = SV_VM_CB_CountEdicts;
2305         prog->load_edict = SV_VM_CB_LoadEdict;
2306         prog->init_cmd = VM_SV_Cmd_Init;
2307         prog->reset_cmd = VM_SV_Cmd_Reset;
2308         prog->error_cmd = Host_Error;
2309
2310         // TODO: add a requiredfuncs list (ask LH if this is necessary at all)
2311         PRVM_LoadProgs( sv_progs.string, 0, NULL, REQFIELDS, reqfields );
2312         SV_VM_FindEdictFieldOffsets();
2313
2314         PRVM_End;
2315 }
2316
2317 void SV_VM_Begin(void)
2318 {
2319         PRVM_Begin;
2320         PRVM_SetProg( PRVM_SERVERPROG );
2321
2322         *prog->time = (float) sv.time;
2323 }
2324
2325 void SV_VM_End(void)
2326 {
2327         PRVM_End;
2328 }