don't try to send entities with a NAN origin (this is strangely crashing the PVS...
[xonotic/darkplaces.git] / sv_main.c
1 /*
2 Copyright (C) 1996-1997 Id Software, Inc.
3
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
12
13 See the GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
18
19 */
20 // sv_main.c -- server main program
21
22 #include "quakedef.h"
23
24 void SV_VM_Init();
25 void SV_VM_Setup();
26
27 // select which protocol to host, this is fed to Protocol_EnumForName
28 cvar_t sv_protocolname = {0, "sv_protocolname", "DP7"};
29 cvar_t sv_ratelimitlocalplayer = {0, "sv_ratelimitlocalplayer", "0"};
30 cvar_t sv_maxrate = {CVAR_SAVE | CVAR_NOTIFY, "sv_maxrate", "10000"};
31
32 static cvar_t sv_cullentities_pvs = {0, "sv_cullentities_pvs", "1"}; // fast but loose
33 static cvar_t sv_cullentities_trace = {0, "sv_cullentities_trace", "0"}; // tends to get false negatives, uses a timeout to keep entities visible a short time after becoming hidden
34 static cvar_t sv_cullentities_stats = {0, "sv_cullentities_stats", "0"};
35 static cvar_t sv_entpatch = {0, "sv_entpatch", "1"};
36
37 extern cvar_t sys_ticrate;
38
39 cvar_t sv_gameplayfix_grenadebouncedownslopes = {0, "sv_gameplayfix_grenadebouncedownslopes", "1"};
40 cvar_t sv_gameplayfix_noairborncorpse = {0, "sv_gameplayfix_noairborncorpse", "1"};
41 cvar_t sv_gameplayfix_stepdown = {0, "sv_gameplayfix_stepdown", "1"};
42 cvar_t sv_gameplayfix_stepwhilejumping = {0, "sv_gameplayfix_stepwhilejumping", "1"};
43 cvar_t sv_gameplayfix_swiminbmodels = {0, "sv_gameplayfix_swiminbmodels", "1"};
44 cvar_t sv_gameplayfix_setmodelrealbox = {0, "sv_gameplayfix_setmodelrealbox", "1"};
45 cvar_t sv_gameplayfix_blowupfallenzombies = {0, "sv_gameplayfix_blowupfallenzombies", "1"};
46 cvar_t sv_gameplayfix_findradiusdistancetobox = {0, "sv_gameplayfix_findradiusdistancetobox", "1"};
47
48 cvar_t sv_progs = {0, "sv_progs", "progs.dat" };
49
50 server_t sv;
51 server_static_t svs;
52
53 mempool_t *sv_mempool = NULL;
54
55 //============================================================================
56
57 extern void SV_Phys_Init (void);
58 extern void SV_World_Init (void);
59 static void SV_SaveEntFile_f(void);
60
61 /*
62 ===============
63 SV_Init
64 ===============
65 */
66 void SV_Init (void)
67 {
68         Cmd_AddCommand("sv_saveentfile", SV_SaveEntFile_f);
69         Cvar_RegisterVariable (&sv_maxvelocity);
70         Cvar_RegisterVariable (&sv_gravity);
71         Cvar_RegisterVariable (&sv_friction);
72         Cvar_RegisterVariable (&sv_edgefriction);
73         Cvar_RegisterVariable (&sv_stopspeed);
74         Cvar_RegisterVariable (&sv_maxspeed);
75         Cvar_RegisterVariable (&sv_accelerate);
76         Cvar_RegisterVariable (&sv_idealpitchscale);
77         Cvar_RegisterVariable (&sv_aim);
78         Cvar_RegisterVariable (&sv_nostep);
79         Cvar_RegisterVariable (&sv_deltacompress);
80         Cvar_RegisterVariable (&sv_cullentities_pvs);
81         Cvar_RegisterVariable (&sv_cullentities_trace);
82         Cvar_RegisterVariable (&sv_cullentities_stats);
83         Cvar_RegisterVariable (&sv_entpatch);
84         Cvar_RegisterVariable (&sv_gameplayfix_grenadebouncedownslopes);
85         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse);
86         Cvar_RegisterVariable (&sv_gameplayfix_stepdown);
87         Cvar_RegisterVariable (&sv_gameplayfix_stepwhilejumping);
88         Cvar_RegisterVariable (&sv_gameplayfix_swiminbmodels);
89         Cvar_RegisterVariable (&sv_gameplayfix_setmodelrealbox);
90         Cvar_RegisterVariable (&sv_gameplayfix_blowupfallenzombies);
91         Cvar_RegisterVariable (&sv_gameplayfix_findradiusdistancetobox);
92         Cvar_RegisterVariable (&sv_protocolname);
93         Cvar_RegisterVariable (&sv_ratelimitlocalplayer);
94         Cvar_RegisterVariable (&sv_maxrate);
95         Cvar_RegisterVariable (&sv_progs);
96
97         SV_VM_Init();
98         SV_Phys_Init();
99         SV_World_Init();
100
101         sv_mempool = Mem_AllocPool("server", 0, NULL);
102 }
103
104 static void SV_SaveEntFile_f(void)
105 {
106         char basename[MAX_QPATH];
107         if (!sv.active || !sv.worldmodel)
108         {
109                 Con_Print("Not running a server\n");
110                 return;
111         }
112         FS_StripExtension(sv.worldmodel->name, basename, sizeof(basename));
113         FS_WriteFile(va("%s.ent", basename), sv.worldmodel->brush.entities, (fs_offset_t)strlen(sv.worldmodel->brush.entities));
114 }
115
116
117 /*
118 =============================================================================
119
120 EVENT MESSAGES
121
122 =============================================================================
123 */
124
125 /*
126 ==================
127 SV_StartParticle
128
129 Make sure the event gets sent to all clients
130 ==================
131 */
132 void SV_StartParticle (vec3_t org, vec3_t dir, int color, int count)
133 {
134         int             i, v;
135
136         if (sv.datagram.cursize > MAX_PACKETFRAGMENT-18)
137                 return;
138         MSG_WriteByte (&sv.datagram, svc_particle);
139         MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
140         MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
141         MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
142         for (i=0 ; i<3 ; i++)
143         {
144                 v = dir[i]*16;
145                 if (v > 127)
146                         v = 127;
147                 else if (v < -128)
148                         v = -128;
149                 MSG_WriteChar (&sv.datagram, v);
150         }
151         MSG_WriteByte (&sv.datagram, count);
152         MSG_WriteByte (&sv.datagram, color);
153 }
154
155 /*
156 ==================
157 SV_StartEffect
158
159 Make sure the event gets sent to all clients
160 ==================
161 */
162 void SV_StartEffect (vec3_t org, int modelindex, int startframe, int framecount, int framerate)
163 {
164         if (modelindex >= 256 || startframe >= 256)
165         {
166                 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-19)
167                         return;
168                 MSG_WriteByte (&sv.datagram, svc_effect2);
169                 MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
170                 MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
171                 MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
172                 MSG_WriteShort (&sv.datagram, modelindex);
173                 MSG_WriteShort (&sv.datagram, startframe);
174                 MSG_WriteByte (&sv.datagram, framecount);
175                 MSG_WriteByte (&sv.datagram, framerate);
176         }
177         else
178         {
179                 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-17)
180                         return;
181                 MSG_WriteByte (&sv.datagram, svc_effect);
182                 MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
183                 MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
184                 MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
185                 MSG_WriteByte (&sv.datagram, modelindex);
186                 MSG_WriteByte (&sv.datagram, startframe);
187                 MSG_WriteByte (&sv.datagram, framecount);
188                 MSG_WriteByte (&sv.datagram, framerate);
189         }
190 }
191
192 /*
193 ==================
194 SV_StartSound
195
196 Each entity can have eight independant sound sources, like voice,
197 weapon, feet, etc.
198
199 Channel 0 is an auto-allocate channel, the others override anything
200 already running on that entity/channel pair.
201
202 An attenuation of 0 will play full volume everywhere in the level.
203 Larger attenuations will drop off.  (max 4 attenuation)
204
205 ==================
206 */
207 void SV_StartSound (prvm_edict_t *entity, int channel, const char *sample, int volume, float attenuation)
208 {
209         int sound_num, field_mask, i, ent;
210
211         if (volume < 0 || volume > 255)
212         {
213                 Con_Printf ("SV_StartSound: volume = %i", volume);
214                 return;
215         }
216
217         if (attenuation < 0 || attenuation > 4)
218         {
219                 Con_Printf ("SV_StartSound: attenuation = %f", attenuation);
220                 return;
221         }
222
223         if (channel < 0 || channel > 7)
224         {
225                 Con_Printf ("SV_StartSound: channel = %i", channel);
226                 return;
227         }
228
229         if (sv.datagram.cursize > MAX_PACKETFRAGMENT-21)
230                 return;
231
232 // find precache number for sound
233         sound_num = SV_SoundIndex(sample, 1);
234         if (!sound_num)
235                 return;
236
237         ent = PRVM_NUM_FOR_EDICT(entity);
238
239         field_mask = 0;
240         if (volume != DEFAULT_SOUND_PACKET_VOLUME)
241                 field_mask |= SND_VOLUME;
242         if (attenuation != DEFAULT_SOUND_PACKET_ATTENUATION)
243                 field_mask |= SND_ATTENUATION;
244         if (ent >= 8192)
245                 field_mask |= SND_LARGEENTITY;
246         if (sound_num >= 256 || channel >= 8)
247                 field_mask |= SND_LARGESOUND;
248
249 // directed messages go only to the entity they are targeted on
250         MSG_WriteByte (&sv.datagram, svc_sound);
251         MSG_WriteByte (&sv.datagram, field_mask);
252         if (field_mask & SND_VOLUME)
253                 MSG_WriteByte (&sv.datagram, volume);
254         if (field_mask & SND_ATTENUATION)
255                 MSG_WriteByte (&sv.datagram, attenuation*64);
256         if (field_mask & SND_LARGEENTITY)
257         {
258                 MSG_WriteShort (&sv.datagram, ent);
259                 MSG_WriteByte (&sv.datagram, channel);
260         }
261         else
262                 MSG_WriteShort (&sv.datagram, (ent<<3) | channel);
263         if (field_mask & SND_LARGESOUND)
264                 MSG_WriteShort (&sv.datagram, sound_num);
265         else
266                 MSG_WriteByte (&sv.datagram, sound_num);
267         for (i = 0;i < 3;i++)
268                 MSG_WriteCoord (&sv.datagram, entity->fields.server->origin[i]+0.5*(entity->fields.server->mins[i]+entity->fields.server->maxs[i]), sv.protocol);
269 }
270
271 /*
272 ==============================================================================
273
274 CLIENT SPAWNING
275
276 ==============================================================================
277 */
278
279 /*
280 ================
281 SV_SendServerinfo
282
283 Sends the first message from the server to a connected client.
284 This will be sent on the initial connection and upon each server load.
285 ================
286 */
287 void SV_SendServerinfo (client_t *client)
288 {
289         int i;
290         char message[128];
291
292         // edicts get reallocated on level changes, so we need to update it here
293         client->edict = PRVM_EDICT_NUM((client - svs.clients) + 1);
294
295         // if client is a botclient coming from a level change, we need to set up
296         // client info that normally requires networking
297         if (!client->netconnection)
298         {
299                 // set up the edict
300                  PRVM_ED_ClearEdict(client->edict);
301
302                 // copy spawn parms out of the client_t
303                 for (i=0 ; i< NUM_SPAWN_PARMS ; i++)
304                         (&prog->globals.server->parm1)[i] = host_client->spawn_parms[i];
305
306                 // call the spawn function
307                 host_client->clientconnectcalled = true;
308                 prog->globals.server->time = sv.time;
309                 prog->globals.server->self = PRVM_EDICT_TO_PROG(client->edict);
310                 PRVM_ExecuteProgram (prog->globals.server->ClientConnect, "QC function ClientConnect is missing");
311                 PRVM_ExecuteProgram (prog->globals.server->PutClientInServer, "QC function PutClientInServer is missing");
312                 host_client->spawned = true;
313                 return;
314         }
315
316         // LordHavoc: clear entityframe tracking
317         client->latestframenum = 0;
318
319         if (client->entitydatabase)
320                 EntityFrame_FreeDatabase(client->entitydatabase);
321         if (client->entitydatabase4)
322                 EntityFrame4_FreeDatabase(client->entitydatabase4);
323         if (client->entitydatabase5)
324                 EntityFrame5_FreeDatabase(client->entitydatabase5);
325
326         if (sv.protocol != PROTOCOL_QUAKE && sv.protocol != PROTOCOL_QUAKEDP && sv.protocol != PROTOCOL_NEHAHRAMOVIE)
327         {
328                 if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3)
329                         client->entitydatabase = EntityFrame_AllocDatabase(sv_mempool);
330                 else if (sv.protocol == PROTOCOL_DARKPLACES4)
331                         client->entitydatabase4 = EntityFrame4_AllocDatabase(sv_mempool);
332                 else
333                         client->entitydatabase5 = EntityFrame5_AllocDatabase(sv_mempool);
334         }
335
336         SZ_Clear (&client->message);
337         MSG_WriteByte (&client->message, svc_print);
338         dpsnprintf (message, sizeof (message), "\002\nServer: %s build %s (progs %i crc)", gamename, buildstring, prog->filecrc);
339         MSG_WriteString (&client->message,message);
340
341         MSG_WriteByte (&client->message, svc_serverinfo);
342         MSG_WriteLong (&client->message, Protocol_NumberForEnum(sv.protocol));
343         MSG_WriteByte (&client->message, svs.maxclients);
344
345         if (!coop.integer && deathmatch.integer)
346                 MSG_WriteByte (&client->message, GAME_DEATHMATCH);
347         else
348                 MSG_WriteByte (&client->message, GAME_COOP);
349
350         MSG_WriteString (&client->message,PRVM_GetString(prog->edicts->fields.server->message));
351
352         for (i = 1;i < MAX_MODELS && sv.model_precache[i][0];i++)
353                 MSG_WriteString (&client->message, sv.model_precache[i]);
354         MSG_WriteByte (&client->message, 0);
355
356         for (i = 1;i < MAX_SOUNDS && sv.sound_precache[i][0];i++)
357                 MSG_WriteString (&client->message, sv.sound_precache[i]);
358         MSG_WriteByte (&client->message, 0);
359
360 // send music
361         MSG_WriteByte (&client->message, svc_cdtrack);
362         MSG_WriteByte (&client->message, prog->edicts->fields.server->sounds);
363         MSG_WriteByte (&client->message, prog->edicts->fields.server->sounds);
364
365 // set view
366         MSG_WriteByte (&client->message, svc_setview);
367         MSG_WriteShort (&client->message, PRVM_NUM_FOR_EDICT(client->edict));
368
369         MSG_WriteByte (&client->message, svc_signonnum);
370         MSG_WriteByte (&client->message, 1);
371
372         client->sendsignon = true;
373         client->spawned = false;                // need prespawn, spawn, etc
374 }
375
376 /*
377 ================
378 SV_ConnectClient
379
380 Initializes a client_t for a new net connection.  This will only be called
381 once for a player each game, not once for each level change.
382 ================
383 */
384 void SV_ConnectClient (int clientnum, netconn_t *netconnection)
385 {
386         client_t                *client;
387         int                             i;
388         float                   spawn_parms[NUM_SPAWN_PARMS];
389
390         client = svs.clients + clientnum;
391
392 // set up the client_t
393         if (sv.loadgame)
394                 memcpy (spawn_parms, client->spawn_parms, sizeof(spawn_parms));
395         memset (client, 0, sizeof(*client));
396         client->active = true;
397         client->netconnection = netconnection;
398
399         Con_DPrintf("Client %s connected\n", client->netconnection ? client->netconnection->address : "botclient");
400
401         strcpy(client->name, "unconnected");
402         strcpy(client->old_name, "unconnected");
403         client->spawned = false;
404         client->edict = PRVM_EDICT_NUM(clientnum+1);
405         client->message.data = client->msgbuf;
406         client->message.maxsize = sizeof(client->msgbuf);
407         client->message.allowoverflow = true;           // we can catch it
408         // updated by receiving "rate" command from client
409         client->rate = NET_MINRATE;
410         // no limits for local player
411         if (client->netconnection && LHNETADDRESS_GetAddressType(&client->netconnection->peeraddress) == LHNETADDRESSTYPE_LOOP)
412                 client->rate = 1000000000;
413         client->connecttime = realtime;
414
415         if (sv.loadgame)
416                 memcpy (client->spawn_parms, spawn_parms, sizeof(spawn_parms));
417         else
418         {
419                 // call the progs to get default spawn parms for the new client
420                 // set self to world to intentionally cause errors with broken SetNewParms code in some mods
421                 prog->globals.server->self = 0;
422                 PRVM_ExecuteProgram (prog->globals.server->SetNewParms, "QC function SetNewParms is missing");
423                 for (i=0 ; i<NUM_SPAWN_PARMS ; i++)
424                         client->spawn_parms[i] = (&prog->globals.server->parm1)[i];
425         }
426
427         // don't call SendServerinfo for a fresh botclient because its fields have
428         // not been set up by the qc yet
429         if (client->netconnection)
430                 SV_SendServerinfo (client);
431         else
432                 client->spawned = true;
433 }
434
435
436 /*
437 ===============================================================================
438
439 FRAME UPDATES
440
441 ===============================================================================
442 */
443
444 /*
445 ==================
446 SV_ClearDatagram
447
448 ==================
449 */
450 void SV_ClearDatagram (void)
451 {
452         SZ_Clear (&sv.datagram);
453 }
454
455 /*
456 =============================================================================
457
458 The PVS must include a small area around the client to allow head bobbing
459 or other small motion on the client side.  Otherwise, a bob might cause an
460 entity that should be visible to not show up, especially when the bob
461 crosses a waterline.
462
463 =============================================================================
464 */
465
466 int sv_writeentitiestoclient_pvsbytes;
467 qbyte sv_writeentitiestoclient_pvs[MAX_MAP_LEAFS/8];
468
469 static int numsendentities;
470 static entity_state_t sendentities[MAX_EDICTS];
471 static entity_state_t *sendentitiesindex[MAX_EDICTS];
472
473 void SV_PrepareEntitiesForSending(void)
474 {
475         int e, i;
476         float f;
477         prvm_edict_t *ent;
478         prvm_eval_t *val;
479         entity_state_t cs;
480         // send all entities that touch the pvs
481         numsendentities = 0;
482         sendentitiesindex[0] = NULL;
483         for (e = 1, ent = PRVM_NEXT_EDICT(prog->edicts);e < prog->num_edicts;e++, ent = PRVM_NEXT_EDICT(ent))
484         {
485                 sendentitiesindex[e] = NULL;
486                 // the 2 billion unit check is actually to detect NAN origins (we really don't want to send those)
487                 if (ent->priv.server->free || VectorLength2(ent->fields.server->origin) > 2000000000.0*2000000000.0)
488                         continue;
489
490                 cs = defaultstate;
491                 cs.active = true;
492                 cs.number = e;
493                 VectorCopy(ent->fields.server->origin, cs.origin);
494                 VectorCopy(ent->fields.server->angles, cs.angles);
495                 cs.flags = 0;
496                 cs.effects = (unsigned)ent->fields.server->effects;
497                 cs.colormap = (unsigned)ent->fields.server->colormap;
498                 cs.skin = (unsigned)ent->fields.server->skin;
499                 cs.frame = (unsigned)ent->fields.server->frame;
500                 cs.viewmodelforclient = PRVM_GETEDICTFIELDVALUE(ent, eval_viewmodelforclient)->edict;
501                 cs.exteriormodelforclient = PRVM_GETEDICTFIELDVALUE(ent, eval_exteriormodeltoclient)->edict;
502                 cs.nodrawtoclient = PRVM_GETEDICTFIELDVALUE(ent, eval_nodrawtoclient)->edict;
503                 cs.drawonlytoclient = PRVM_GETEDICTFIELDVALUE(ent, eval_drawonlytoclient)->edict;
504                 cs.tagentity = PRVM_GETEDICTFIELDVALUE(ent, eval_tag_entity)->edict;
505                 cs.tagindex = (qbyte)PRVM_GETEDICTFIELDVALUE(ent, eval_tag_index)->_float;
506                 i = (int)(PRVM_GETEDICTFIELDVALUE(ent, eval_glow_size)->_float * 0.25f);
507                 cs.glowsize = (qbyte)bound(0, i, 255);
508                 if (PRVM_GETEDICTFIELDVALUE(ent, eval_glow_trail)->_float)
509                         cs.flags |= RENDER_GLOWTRAIL;
510
511                 // don't need to init cs.colormod because the defaultstate did that for us
512                 //cs.colormod[0] = cs.colormod[1] = cs.colormod[2] = 32;
513                 val = PRVM_GETEDICTFIELDVALUE(ent, eval_colormod);
514                 if (val->vector[0] || val->vector[1] || val->vector[2])
515                 {
516                         i = val->vector[0] * 32.0f;cs.colormod[0] = bound(0, i, 255);
517                         i = val->vector[1] * 32.0f;cs.colormod[1] = bound(0, i, 255);
518                         i = val->vector[2] * 32.0f;cs.colormod[2] = bound(0, i, 255);
519                 }
520
521                 cs.modelindex = 0;
522                 i = (int)ent->fields.server->modelindex;
523                 if (i >= 1 && i < MAX_MODELS && *PRVM_GetString(ent->fields.server->model))
524                         cs.modelindex = i;
525
526                 cs.alpha = 255;
527                 f = (PRVM_GETEDICTFIELDVALUE(ent, eval_alpha)->_float * 255.0f);
528                 if (f)
529                 {
530                         i = (int)f;
531                         cs.alpha = (qbyte)bound(0, i, 255);
532                 }
533                 // halflife
534                 f = (PRVM_GETEDICTFIELDVALUE(ent, eval_renderamt)->_float);
535                 if (f)
536                 {
537                         i = (int)f;
538                         cs.alpha = (qbyte)bound(0, i, 255);
539                 }
540
541                 cs.scale = 16;
542                 f = (PRVM_GETEDICTFIELDVALUE(ent, eval_scale)->_float * 16.0f);
543                 if (f)
544                 {
545                         i = (int)f;
546                         cs.scale = (qbyte)bound(0, i, 255);
547                 }
548
549                 cs.glowcolor = 254;
550                 f = (PRVM_GETEDICTFIELDVALUE(ent, eval_glow_color)->_float);
551                 if (f)
552                         cs.glowcolor = (int)f;
553
554                 if (PRVM_GETEDICTFIELDVALUE(ent, eval_fullbright)->_float)
555                         cs.effects |= EF_FULLBRIGHT;
556
557                 if (ent->fields.server->movetype == MOVETYPE_STEP)
558                         cs.flags |= RENDER_STEP;
559                 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)
560                         cs.flags |= RENDER_LOWPRECISION;
561                 if (ent->fields.server->colormap >= 1024)
562                         cs.flags |= RENDER_COLORMAPPED;
563                 if (cs.viewmodelforclient)
564                         cs.flags |= RENDER_VIEWMODEL; // show relative to the view
565
566                 f = PRVM_GETEDICTFIELDVALUE(ent, eval_color)->vector[0]*256;
567                 cs.light[0] = (unsigned short)bound(0, f, 65535);
568                 f = PRVM_GETEDICTFIELDVALUE(ent, eval_color)->vector[1]*256;
569                 cs.light[1] = (unsigned short)bound(0, f, 65535);
570                 f = PRVM_GETEDICTFIELDVALUE(ent, eval_color)->vector[2]*256;
571                 cs.light[2] = (unsigned short)bound(0, f, 65535);
572                 f = PRVM_GETEDICTFIELDVALUE(ent, eval_light_lev)->_float;
573                 cs.light[3] = (unsigned short)bound(0, f, 65535);
574                 cs.lightstyle = (qbyte)PRVM_GETEDICTFIELDVALUE(ent, eval_style)->_float;
575                 cs.lightpflags = (qbyte)PRVM_GETEDICTFIELDVALUE(ent, eval_pflags)->_float;
576
577                 if (gamemode == GAME_TENEBRAE)
578                 {
579                         // tenebrae's EF_FULLDYNAMIC conflicts with Q2's EF_NODRAW
580                         if (cs.effects & 16)
581                         {
582                                 cs.effects &= ~16;
583                                 cs.lightpflags |= PFLAGS_FULLDYNAMIC;
584                         }
585                         // tenebrae's EF_GREEN conflicts with DP's EF_ADDITIVE
586                         if (cs.effects & 32)
587                         {
588                                 cs.effects &= ~32;
589                                 cs.light[0] = 0.2;
590                                 cs.light[1] = 1;
591                                 cs.light[2] = 0.2;
592                                 cs.light[3] = 200;
593                                 cs.lightpflags |= PFLAGS_FULLDYNAMIC;
594                         }
595                 }
596
597                 cs.specialvisibilityradius = 0;
598                 if (cs.lightpflags & PFLAGS_FULLDYNAMIC)
599                         cs.specialvisibilityradius = max(cs.specialvisibilityradius, cs.light[3]);
600                 if (cs.glowsize)
601                         cs.specialvisibilityradius = max(cs.specialvisibilityradius, cs.glowsize * 4);
602                 if (cs.flags & RENDER_GLOWTRAIL)
603                         cs.specialvisibilityradius = max(cs.specialvisibilityradius, 100);
604                 if (cs.effects & (EF_BRIGHTFIELD | EF_MUZZLEFLASH | EF_BRIGHTLIGHT | EF_DIMLIGHT | EF_RED | EF_BLUE | EF_FLAME | EF_STARDUST))
605                 {
606                         if (cs.effects & EF_BRIGHTFIELD)
607                                 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 80);
608                         if (cs.effects & EF_MUZZLEFLASH)
609                                 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 100);
610                         if (cs.effects & EF_BRIGHTLIGHT)
611                                 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 400);
612                         if (cs.effects & EF_DIMLIGHT)
613                                 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 200);
614                         if (cs.effects & EF_RED)
615                                 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 200);
616                         if (cs.effects & EF_BLUE)
617                                 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 200);
618                         if (cs.effects & EF_FLAME)
619                                 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 250);
620                         if (cs.effects & EF_STARDUST)
621                                 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 100);
622                 }
623
624                 if (numsendentities >= MAX_EDICTS)
625                         continue;
626                 // we can omit invisible entities with no effects that are not clients
627                 // LordHavoc: this could kill tags attached to an invisible entity, I
628                 // just hope we never have to support that case
629                 if (cs.number > svs.maxclients && ((cs.effects & EF_NODRAW) || (!cs.modelindex && !cs.specialvisibilityradius)))
630                         continue;
631                 sendentitiesindex[e] = sendentities + numsendentities;
632                 sendentities[numsendentities++] = cs;
633         }
634 }
635
636 static int sententitiesmark = 0;
637 static int sententities[MAX_EDICTS];
638 static int sententitiesconsideration[MAX_EDICTS];
639 static int sv_writeentitiestoclient_culled_pvs;
640 static int sv_writeentitiestoclient_culled_trace;
641 static int sv_writeentitiestoclient_visibleentities;
642 static int sv_writeentitiestoclient_totalentities;
643 //static entity_frame_t sv_writeentitiestoclient_entityframe;
644 static int sv_writeentitiestoclient_clentnum;
645 static vec3_t sv_writeentitiestoclient_testeye;
646 static client_t *sv_writeentitiestoclient_client;
647
648 void SV_MarkWriteEntityStateToClient(entity_state_t *s)
649 {
650         int isbmodel;
651         vec3_t entmins, entmaxs, lightmins, lightmaxs, testorigin;
652         model_t *model;
653         trace_t trace;
654         if (sententitiesconsideration[s->number] == sententitiesmark)
655                 return;
656         sententitiesconsideration[s->number] = sententitiesmark;
657         // viewmodels don't have visibility checking
658         if (s->viewmodelforclient)
659         {
660                 if (s->viewmodelforclient != sv_writeentitiestoclient_clentnum)
661                         return;
662         }
663         // never reject player
664         else if (s->number != sv_writeentitiestoclient_clentnum)
665         {
666                 // check various rejection conditions
667                 if (s->nodrawtoclient == sv_writeentitiestoclient_clentnum)
668                         return;
669                 if (s->drawonlytoclient && s->drawonlytoclient != sv_writeentitiestoclient_clentnum)
670                         return;
671                 if (s->effects & EF_NODRAW)
672                         return;
673                 // LordHavoc: only send entities with a model or important effects
674                 if (!s->modelindex && s->specialvisibilityradius == 0)
675                         return;
676                 if (s->tagentity)
677                 {
678                         // tag attached entities simply check their parent
679                         if (!sendentitiesindex[s->tagentity])
680                                 return;
681                         SV_MarkWriteEntityStateToClient(sendentitiesindex[s->tagentity]);
682                         if (sententities[s->tagentity] != sententitiesmark)
683                                 return;
684                 }
685                 // skip invalid modelindexes to avoid crashes
686                 else if (s->modelindex >= MAX_MODELS)
687                         return;
688                 // always send world submodels, they don't generate much traffic
689                 // except in PROTOCOL_QUAKE where they hog bandwidth like crazy
690                 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)))
691                 {
692                         Mod_CheckLoaded(model);
693                         // entity has survived every check so far, check if visible
694                         // enlarged box to account for prediction (not that there is
695                         // any currently, but still helps the 'run into a room and
696                         // watch items pop up' problem)
697                         entmins[0] = s->origin[0] - 32.0f;
698                         entmins[1] = s->origin[1] - 32.0f;
699                         entmins[2] = s->origin[2] - 32.0f;
700                         entmaxs[0] = s->origin[0] + 32.0f;
701                         entmaxs[1] = s->origin[1] + 32.0f;
702                         entmaxs[2] = s->origin[2] + 32.0f;
703                         // using the model's bounding box to ensure things are visible regardless of their physics box
704                         if (model)
705                         {
706                                 if (s->angles[0] || s->angles[2]) // pitch and roll
707                                 {
708                                         VectorAdd(entmins, model->rotatedmins, entmins);
709                                         VectorAdd(entmaxs, model->rotatedmaxs, entmaxs);
710                                 }
711                                 else if (s->angles[1])
712                                 {
713                                         VectorAdd(entmins, model->yawmins, entmins);
714                                         VectorAdd(entmaxs, model->yawmaxs, entmaxs);
715                                 }
716                                 else
717                                 {
718                                         VectorAdd(entmins, model->normalmins, entmins);
719                                         VectorAdd(entmaxs, model->normalmaxs, entmaxs);
720                                 }
721                         }
722                         lightmins[0] = min(entmins[0], s->origin[0] - s->specialvisibilityradius);
723                         lightmins[1] = min(entmins[1], s->origin[1] - s->specialvisibilityradius);
724                         lightmins[2] = min(entmins[2], s->origin[2] - s->specialvisibilityradius);
725                         lightmaxs[0] = max(entmaxs[0], s->origin[0] + s->specialvisibilityradius);
726                         lightmaxs[1] = max(entmaxs[1], s->origin[1] + s->specialvisibilityradius);
727                         lightmaxs[2] = max(entmaxs[2], s->origin[2] + s->specialvisibilityradius);
728                         sv_writeentitiestoclient_totalentities++;
729                         // if not touching a visible leaf
730                         if (sv_cullentities_pvs.integer && sv_writeentitiestoclient_pvsbytes && sv.worldmodel && sv.worldmodel->brush.BoxTouchingPVS && !sv.worldmodel->brush.BoxTouchingPVS(sv.worldmodel, sv_writeentitiestoclient_pvs, lightmins, lightmaxs))
731                         {
732                                 sv_writeentitiestoclient_culled_pvs++;
733                                 return;
734                         }
735                         // or not seen by random tracelines
736                         if (sv_cullentities_trace.integer && !isbmodel)
737                         {
738                                 // LordHavoc: test center first
739                                 testorigin[0] = (entmins[0] + entmaxs[0]) * 0.5f;
740                                 testorigin[1] = (entmins[1] + entmaxs[1]) * 0.5f;
741                                 testorigin[2] = (entmins[2] + entmaxs[2]) * 0.5f;
742                                 sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
743                                 if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, entmins, entmaxs))
744                                         sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
745                                 else
746                                 {
747                                         // LordHavoc: test random offsets, to maximize chance of detection
748                                         testorigin[0] = lhrandom(entmins[0], entmaxs[0]);
749                                         testorigin[1] = lhrandom(entmins[1], entmaxs[1]);
750                                         testorigin[2] = lhrandom(entmins[2], entmaxs[2]);
751                                         sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
752                                         if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, entmins, entmaxs))
753                                                 sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
754                                         else
755                                         {
756                                                 if (s->specialvisibilityradius)
757                                                 {
758                                                         // LordHavoc: test random offsets, to maximize chance of detection
759                                                         testorigin[0] = lhrandom(lightmins[0], lightmaxs[0]);
760                                                         testorigin[1] = lhrandom(lightmins[1], lightmaxs[1]);
761                                                         testorigin[2] = lhrandom(lightmins[2], lightmaxs[2]);
762                                                         sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
763                                                         if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, entmins, entmaxs))
764                                                                 sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
765                                                 }
766                                         }
767                                 }
768                                 if (realtime > sv_writeentitiestoclient_client->visibletime[s->number])
769                                 {
770                                         sv_writeentitiestoclient_culled_trace++;
771                                         return;
772                                 }
773                         }
774                         sv_writeentitiestoclient_visibleentities++;
775                 }
776         }
777         // this just marks it for sending
778         // FIXME: it would be more efficient to send here, but the entity
779         // compressor isn't that flexible
780         sententities[s->number] = sententitiesmark;
781 }
782
783 entity_state_t sendstates[MAX_EDICTS];
784
785 void SV_WriteEntitiesToClient(client_t *client, prvm_edict_t *clent, sizebuf_t *msg, int *stats)
786 {
787         int i, numsendstates;
788         entity_state_t *s;
789
790         // if there isn't enough space to accomplish anything, skip it
791         if (msg->cursize + 25 > msg->maxsize)
792                 return;
793
794         sv_writeentitiestoclient_client = client;
795
796         sv_writeentitiestoclient_culled_pvs = 0;
797         sv_writeentitiestoclient_culled_trace = 0;
798         sv_writeentitiestoclient_visibleentities = 0;
799         sv_writeentitiestoclient_totalentities = 0;
800
801         Mod_CheckLoaded(sv.worldmodel);
802
803 // find the client's PVS
804         // the real place being tested from
805         VectorAdd(clent->fields.server->origin, clent->fields.server->view_ofs, sv_writeentitiestoclient_testeye);
806         sv_writeentitiestoclient_pvsbytes = 0;
807         if (sv.worldmodel && sv.worldmodel->brush.FatPVS)
808                 sv_writeentitiestoclient_pvsbytes = sv.worldmodel->brush.FatPVS(sv.worldmodel, sv_writeentitiestoclient_testeye, 8, sv_writeentitiestoclient_pvs, sizeof(sv_writeentitiestoclient_pvs));
809
810         sv_writeentitiestoclient_clentnum = PRVM_EDICT_TO_PROG(clent); // LordHavoc: for comparison purposes
811
812         sententitiesmark++;
813
814         for (i = 0;i < numsendentities;i++)
815                 SV_MarkWriteEntityStateToClient(sendentities + i);
816
817         numsendstates = 0;
818         for (i = 0;i < numsendentities;i++)
819         {
820                 if (sententities[sendentities[i].number] == sententitiesmark)
821                 {
822                         s = &sendstates[numsendstates++];
823                         *s = sendentities[i];
824                         if (s->exteriormodelforclient && s->exteriormodelforclient == sv_writeentitiestoclient_clentnum)
825                                 s->flags |= RENDER_EXTERIORMODEL;
826                 }
827         }
828
829         if (sv_cullentities_stats.integer)
830                 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);
831
832         if (client->entitydatabase5)
833                 EntityFrame5_WriteFrame(msg, client->entitydatabase5, numsendstates, sendstates, client - svs.clients + 1, stats, client->movesequence);
834         else if (client->entitydatabase4)
835                 EntityFrame4_WriteFrame(msg, client->entitydatabase4, numsendstates, sendstates);
836         else if (client->entitydatabase)
837                 EntityFrame_WriteFrame(msg, client->entitydatabase, numsendstates, sendstates, client - svs.clients + 1);
838         else
839                 EntityFrameQuake_WriteFrame(msg, numsendstates, sendstates);
840 }
841
842 /*
843 =============
844 SV_CleanupEnts
845
846 =============
847 */
848 void SV_CleanupEnts (void)
849 {
850         int             e;
851         prvm_edict_t    *ent;
852
853         ent = PRVM_NEXT_EDICT(prog->edicts);
854         for (e=1 ; e<prog->num_edicts ; e++, ent = PRVM_NEXT_EDICT(ent))
855                 ent->fields.server->effects = (int)ent->fields.server->effects & ~EF_MUZZLEFLASH;
856 }
857
858 /*
859 ==================
860 SV_WriteClientdataToMessage
861
862 ==================
863 */
864 void SV_WriteClientdataToMessage (client_t *client, prvm_edict_t *ent, sizebuf_t *msg, int *stats)
865 {
866         int             bits;
867         int             i;
868         prvm_edict_t    *other;
869         int             items;
870         prvm_eval_t     *val;
871         vec3_t  punchvector;
872         qbyte   viewzoom;
873         int             weaponmodelindex;
874
875 //
876 // send a damage message
877 //
878         if (ent->fields.server->dmg_take || ent->fields.server->dmg_save)
879         {
880                 other = PRVM_PROG_TO_EDICT(ent->fields.server->dmg_inflictor);
881                 MSG_WriteByte (msg, svc_damage);
882                 MSG_WriteByte (msg, ent->fields.server->dmg_save);
883                 MSG_WriteByte (msg, ent->fields.server->dmg_take);
884                 for (i=0 ; i<3 ; i++)
885                         MSG_WriteCoord (msg, other->fields.server->origin[i] + 0.5*(other->fields.server->mins[i] + other->fields.server->maxs[i]), sv.protocol);
886
887                 ent->fields.server->dmg_take = 0;
888                 ent->fields.server->dmg_save = 0;
889         }
890
891 //
892 // send the current viewpos offset from the view entity
893 //
894         SV_SetIdealPitch ();            // how much to look up / down ideally
895
896 // a fixangle might get lost in a dropped packet.  Oh well.
897         if ( ent->fields.server->fixangle )
898         {
899                 MSG_WriteByte (msg, svc_setangle);
900                 for (i=0 ; i < 3 ; i++)
901                         MSG_WriteAngle (msg, ent->fields.server->angles[i], sv.protocol);
902                 ent->fields.server->fixangle = 0;
903         }
904
905         // stuff the sigil bits into the high bits of items for sbar, or else
906         // mix in items2
907         val = PRVM_GETEDICTFIELDVALUE(ent, eval_items2);
908         if (val)
909                 items = (int)ent->fields.server->items | ((int)val->_float << 23);
910         else
911                 items = (int)ent->fields.server->items | ((int)prog->globals.server->serverflags << 28);
912
913         VectorClear(punchvector);
914         if ((val = PRVM_GETEDICTFIELDVALUE(ent, eval_punchvector)))
915                 VectorCopy(val->vector, punchvector);
916
917         weaponmodelindex = SV_ModelIndex(PRVM_GetString(ent->fields.server->weaponmodel), 1);
918
919         viewzoom = 255;
920         if ((val = PRVM_GETEDICTFIELDVALUE(ent, eval_viewzoom)))
921                 viewzoom = val->_float * 255.0f;
922         if (viewzoom == 0)
923                 viewzoom = 255;
924
925         bits = 0;
926
927         if ((int)ent->fields.server->flags & FL_ONGROUND)
928                 bits |= SU_ONGROUND;
929         if (ent->fields.server->waterlevel >= 2)
930                 bits |= SU_INWATER;
931         if (ent->fields.server->idealpitch)
932                 bits |= SU_IDEALPITCH;
933
934         for (i=0 ; i<3 ; i++)
935         {
936                 if (ent->fields.server->punchangle[i])
937                         bits |= (SU_PUNCH1<<i);
938                 if (sv.protocol != PROTOCOL_QUAKE && sv.protocol != PROTOCOL_QUAKEDP && sv.protocol != PROTOCOL_NEHAHRAMOVIE)
939                         if (punchvector[i])
940                                 bits |= (SU_PUNCHVEC1<<i);
941                 if (ent->fields.server->velocity[i])
942                         bits |= (SU_VELOCITY1<<i);
943         }
944
945         memset(stats, 0, sizeof(int[MAX_CL_STATS]));
946         stats[STAT_VIEWHEIGHT] = ent->fields.server->view_ofs[2];
947         stats[STAT_ITEMS] = items;
948         stats[STAT_WEAPONFRAME] = ent->fields.server->weaponframe;
949         stats[STAT_ARMOR] = ent->fields.server->armorvalue;
950         stats[STAT_WEAPON] = weaponmodelindex;
951         stats[STAT_HEALTH] = ent->fields.server->health;
952         stats[STAT_AMMO] = ent->fields.server->currentammo;
953         stats[STAT_SHELLS] = ent->fields.server->ammo_shells;
954         stats[STAT_NAILS] = ent->fields.server->ammo_nails;
955         stats[STAT_ROCKETS] = ent->fields.server->ammo_rockets;
956         stats[STAT_CELLS] = ent->fields.server->ammo_cells;
957         stats[STAT_ACTIVEWEAPON] = ent->fields.server->weapon;
958         stats[STAT_VIEWZOOM] = viewzoom;
959         // the QC bumps these itself by sending svc_'s, so we have to keep them
960         // zero or they'll be corrected by the engine
961         //stats[STAT_TOTALSECRETS] = prog->globals.server->total_secrets;
962         //stats[STAT_TOTALMONSTERS] = prog->globals.server->total_monsters;
963         //stats[STAT_SECRETS] = prog->globals.server->found_secrets;
964         //stats[STAT_MONSTERS] = prog->globals.server->killed_monsters;
965
966         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)
967         {
968                 if (stats[STAT_VIEWHEIGHT] != DEFAULT_VIEWHEIGHT) bits |= SU_VIEWHEIGHT;
969                 bits |= SU_ITEMS;
970                 if (stats[STAT_WEAPONFRAME]) bits |= SU_WEAPONFRAME;
971                 if (stats[STAT_ARMOR]) bits |= SU_ARMOR;
972                 bits |= SU_WEAPON;
973                 // FIXME: which protocols support this?  does PROTOCOL_DARKPLACES3 support viewzoom?
974                 if (sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5)
975                         if (viewzoom != 255)
976                                 bits |= SU_VIEWZOOM;
977         }
978
979         if (bits >= 65536)
980                 bits |= SU_EXTEND1;
981         if (bits >= 16777216)
982                 bits |= SU_EXTEND2;
983
984         // send the data
985         MSG_WriteByte (msg, svc_clientdata);
986         MSG_WriteShort (msg, bits);
987         if (bits & SU_EXTEND1)
988                 MSG_WriteByte(msg, bits >> 16);
989         if (bits & SU_EXTEND2)
990                 MSG_WriteByte(msg, bits >> 24);
991
992         if (bits & SU_VIEWHEIGHT)
993                 MSG_WriteChar (msg, stats[STAT_VIEWHEIGHT]);
994
995         if (bits & SU_IDEALPITCH)
996                 MSG_WriteChar (msg, ent->fields.server->idealpitch);
997
998         for (i=0 ; i<3 ; i++)
999         {
1000                 if (bits & (SU_PUNCH1<<i))
1001                 {
1002                         if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE)
1003                                 MSG_WriteChar(msg, ent->fields.server->punchangle[i]);
1004                         else
1005                                 MSG_WriteAngle16i(msg, ent->fields.server->punchangle[i]);
1006                 }
1007                 if (bits & (SU_PUNCHVEC1<<i))
1008                 {
1009                         if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
1010                                 MSG_WriteCoord16i(msg, punchvector[i]);
1011                         else
1012                                 MSG_WriteCoord32f(msg, punchvector[i]);
1013                 }
1014                 if (bits & (SU_VELOCITY1<<i))
1015                 {
1016                         if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
1017                                 MSG_WriteChar(msg, ent->fields.server->velocity[i] * (1.0f / 16.0f));
1018                         else
1019                                 MSG_WriteCoord32f(msg, ent->fields.server->velocity[i]);
1020                 }
1021         }
1022
1023         if (bits & SU_ITEMS)
1024                 MSG_WriteLong (msg, stats[STAT_ITEMS]);
1025
1026         if (sv.protocol == PROTOCOL_DARKPLACES5)
1027         {
1028                 if (bits & SU_WEAPONFRAME)
1029                         MSG_WriteShort (msg, stats[STAT_WEAPONFRAME]);
1030                 if (bits & SU_ARMOR)
1031                         MSG_WriteShort (msg, stats[STAT_ARMOR]);
1032                 if (bits & SU_WEAPON)
1033                         MSG_WriteShort (msg, stats[STAT_WEAPON]);
1034                 MSG_WriteShort (msg, stats[STAT_HEALTH]);
1035                 MSG_WriteShort (msg, stats[STAT_AMMO]);
1036                 MSG_WriteShort (msg, stats[STAT_SHELLS]);
1037                 MSG_WriteShort (msg, stats[STAT_NAILS]);
1038                 MSG_WriteShort (msg, stats[STAT_ROCKETS]);
1039                 MSG_WriteShort (msg, stats[STAT_CELLS]);
1040                 MSG_WriteShort (msg, stats[STAT_ACTIVEWEAPON]);
1041                 if (bits & SU_VIEWZOOM)
1042                         MSG_WriteShort (msg, min(stats[STAT_VIEWZOOM], 65535));
1043         }
1044         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)
1045         {
1046                 if (bits & SU_WEAPONFRAME)
1047                         MSG_WriteByte (msg, stats[STAT_WEAPONFRAME]);
1048                 if (bits & SU_ARMOR)
1049                         MSG_WriteByte (msg, stats[STAT_ARMOR]);
1050                 if (bits & SU_WEAPON)
1051                         MSG_WriteByte (msg, stats[STAT_WEAPON]);
1052                 MSG_WriteShort (msg, stats[STAT_HEALTH]);
1053                 MSG_WriteByte (msg, stats[STAT_AMMO]);
1054                 MSG_WriteByte (msg, stats[STAT_SHELLS]);
1055                 MSG_WriteByte (msg, stats[STAT_NAILS]);
1056                 MSG_WriteByte (msg, stats[STAT_ROCKETS]);
1057                 MSG_WriteByte (msg, stats[STAT_CELLS]);
1058                 if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE || gamemode == GAME_NEXUIZ)
1059                 {
1060                         for (i = 0;i < 32;i++)
1061                                 if (stats[STAT_WEAPON] & (1<<i))
1062                                         break;
1063                         MSG_WriteByte (msg, i);
1064                 }
1065                 else
1066                         MSG_WriteByte (msg, stats[STAT_WEAPON]);
1067                 if (bits & SU_VIEWZOOM)
1068                 {
1069                         if (sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
1070                                 MSG_WriteByte (msg, min(stats[STAT_VIEWZOOM], 255));
1071                         else
1072                                 MSG_WriteShort (msg, min(stats[STAT_VIEWZOOM], 65535));
1073                 }
1074         }
1075 }
1076
1077 /*
1078 =======================
1079 SV_SendClientDatagram
1080 =======================
1081 */
1082 static qbyte sv_sendclientdatagram_buf[NET_MAXMESSAGE]; // FIXME?
1083 qboolean SV_SendClientDatagram (client_t *client)
1084 {
1085         int rate, maxrate, maxsize, maxsize2;
1086         sizebuf_t msg;
1087         int stats[MAX_CL_STATS];
1088
1089         if (LHNETADDRESS_GetAddressType(&host_client->netconnection->peeraddress) == LHNETADDRESSTYPE_LOOP && !sv_ratelimitlocalplayer.integer)
1090         {
1091                 // for good singleplayer, send huge packets
1092                 maxsize = sizeof(sv_sendclientdatagram_buf);
1093                 maxsize2 = sizeof(sv_sendclientdatagram_buf);
1094         }
1095         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)
1096         {
1097                 // no rate limiting support on older protocols because dp protocols
1098                 // 1-4 kick the client off if they overflow, and quake protocol shows
1099                 // less than the full entity set if rate limited
1100                 maxsize = 1400;
1101                 maxsize2 = 1400;
1102         }
1103         else
1104         {
1105                 // PROTOCOL_DARKPLACES5 and later support packet size limiting of updates
1106                 maxrate = bound(NET_MINRATE, sv_maxrate.integer, NET_MAXRATE);
1107                 if (sv_maxrate.integer != maxrate)
1108                         Cvar_SetValueQuick(&sv_maxrate, maxrate);
1109
1110                 rate = bound(NET_MINRATE, client->rate, maxrate);
1111                 rate = (int)(client->rate * sys_ticrate.value);
1112                 maxsize = bound(100, rate, 1400);
1113                 maxsize2 = 1400;
1114         }
1115
1116         msg.data = sv_sendclientdatagram_buf;
1117         msg.maxsize = maxsize;
1118         msg.cursize = 0;
1119
1120         MSG_WriteByte (&msg, svc_time);
1121         MSG_WriteFloat (&msg, sv.time);
1122
1123         // add the client specific data to the datagram
1124         SV_WriteClientdataToMessage (client, client->edict, &msg, stats);
1125         SV_WriteEntitiesToClient (client, client->edict, &msg, stats);
1126
1127         // expand packet size to allow effects to go over the rate limit
1128         // (dropping them is FAR too ugly)
1129         msg.maxsize = maxsize2;
1130
1131         // copy the server datagram if there is space
1132         // FIXME: put in delayed queue of effects to send
1133         if (sv.datagram.cursize > 0 && msg.cursize + sv.datagram.cursize <= msg.maxsize)
1134                 SZ_Write (&msg, sv.datagram.data, sv.datagram.cursize);
1135
1136 // send the datagram
1137         if (NetConn_SendUnreliableMessage (client->netconnection, &msg) == -1)
1138         {
1139                 SV_DropClient (true);// if the message couldn't send, kick off
1140                 return false;
1141         }
1142
1143         return true;
1144 }
1145
1146 /*
1147 =======================
1148 SV_UpdateToReliableMessages
1149 =======================
1150 */
1151 void SV_UpdateToReliableMessages (void)
1152 {
1153         int i, j;
1154         client_t *client;
1155         prvm_eval_t *val;
1156         const char *name;
1157         const char *model;
1158         const char *skin;
1159
1160 // check for changes to be sent over the reliable streams
1161         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1162         {
1163                 // update the host_client fields we care about according to the entity fields
1164                 host_client->edict = PRVM_EDICT_NUM(i+1);
1165
1166                 // DP_SV_CLIENTNAME
1167                 name = PRVM_GetString(host_client->edict->fields.server->netname);
1168                 if (name == NULL)
1169                         name = "";
1170                 // always point the string back at host_client->name to keep it safe
1171                 strlcpy (host_client->name, name, sizeof (host_client->name));
1172                 host_client->edict->fields.server->netname = PRVM_SetEngineString(host_client->name);
1173                 if (strcmp(host_client->old_name, host_client->name))
1174                 {
1175                         if (host_client->spawned)
1176                                 SV_BroadcastPrintf("%s changed name to %s\n", host_client->old_name, host_client->name);
1177                         strcpy(host_client->old_name, host_client->name);
1178                         // send notification to all clients
1179                         MSG_WriteByte (&sv.reliable_datagram, svc_updatename);
1180                         MSG_WriteByte (&sv.reliable_datagram, i);
1181                         MSG_WriteString (&sv.reliable_datagram, host_client->name);
1182                 }
1183
1184                 // DP_SV_CLIENTCOLORS
1185                 // this is always found (since it's added by the progs loader)
1186                 if ((val = PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_clientcolors)))
1187                         host_client->colors = (int)val->_float;
1188                 if (host_client->old_colors != host_client->colors)
1189                 {
1190                         host_client->old_colors = host_client->colors;
1191                         // send notification to all clients
1192                         MSG_WriteByte (&sv.reliable_datagram, svc_updatecolors);
1193                         MSG_WriteByte (&sv.reliable_datagram, i);
1194                         MSG_WriteByte (&sv.reliable_datagram, host_client->colors);
1195                 }
1196
1197                 // NEXUIZ_PLAYERMODEL
1198                 if( eval_playermodel ) {
1199                         model = PRVM_GetString(PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playermodel)->string);
1200                         if (model == NULL)
1201                                 model = "";
1202                         // always point the string back at host_client->name to keep it safe
1203                         strlcpy (host_client->playermodel, model, sizeof (host_client->playermodel));
1204                         PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playermodel)->string = PRVM_SetEngineString(host_client->playermodel);
1205                 }
1206
1207                 // NEXUIZ_PLAYERSKIN
1208                 if( eval_playerskin ) {
1209                         skin = PRVM_GetString(PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playerskin)->string);
1210                         if (skin == NULL)
1211                                 skin = "";
1212                         // always point the string back at host_client->name to keep it safe
1213                         strlcpy (host_client->playerskin, skin, sizeof (host_client->playerskin));
1214                         PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playerskin)->string = PRVM_SetEngineString(host_client->playerskin);
1215                 }
1216
1217                 // frags
1218                 host_client->frags = (int)host_client->edict->fields.server->frags;
1219                 if (host_client->old_frags != host_client->frags)
1220                 {
1221                         host_client->old_frags = host_client->frags;
1222                         // send notification to all clients
1223                         MSG_WriteByte (&sv.reliable_datagram, svc_updatefrags);
1224                         MSG_WriteByte (&sv.reliable_datagram, i);
1225                         MSG_WriteShort (&sv.reliable_datagram, host_client->frags);
1226                 }
1227         }
1228
1229         for (j = 0, client = svs.clients;j < svs.maxclients;j++, client++)
1230                 if (client->netconnection)
1231                         SZ_Write (&client->message, sv.reliable_datagram.data, sv.reliable_datagram.cursize);
1232
1233         SZ_Clear (&sv.reliable_datagram);
1234 }
1235
1236
1237 /*
1238 =======================
1239 SV_SendNop
1240
1241 Send a nop message without trashing or sending the accumulated client
1242 message buffer
1243 =======================
1244 */
1245 void SV_SendNop (client_t *client)
1246 {
1247         sizebuf_t       msg;
1248         qbyte           buf[4];
1249
1250         msg.data = buf;
1251         msg.maxsize = sizeof(buf);
1252         msg.cursize = 0;
1253
1254         MSG_WriteChar (&msg, svc_nop);
1255
1256         if (NetConn_SendUnreliableMessage (client->netconnection, &msg) == -1)
1257                 SV_DropClient (true);   // if the message couldn't send, kick off
1258         client->last_message = realtime;
1259 }
1260
1261 /*
1262 =======================
1263 SV_SendClientMessages
1264 =======================
1265 */
1266 void SV_SendClientMessages (void)
1267 {
1268         int i, prepared = false;
1269
1270 // update frags, names, etc
1271         SV_UpdateToReliableMessages();
1272
1273 // build individual updates
1274         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1275         {
1276                 if (!host_client->active)
1277                         continue;
1278                 if (!host_client->netconnection)
1279                 {
1280                         SZ_Clear(&host_client->message);
1281                         continue;
1282                 }
1283
1284                 if (host_client->message.overflowed)
1285                 {
1286                         SV_DropClient (true);   // if the message couldn't send, kick off
1287                         continue;
1288                 }
1289
1290                 if (host_client->spawned)
1291                 {
1292                         if (!prepared)
1293                         {
1294                                 prepared = true;
1295                                 // only prepare entities once per frame
1296                                 SV_PrepareEntitiesForSending();
1297                         }
1298                         if (!SV_SendClientDatagram (host_client))
1299                                 continue;
1300                 }
1301                 else
1302                 {
1303                 // the player isn't totally in the game yet
1304                 // send small keepalive messages if too much time has passed
1305                 // send a full message when the next signon stage has been requested
1306                 // some other message data (name changes, etc) may accumulate
1307                 // between signon stages
1308                         if (!host_client->sendsignon)
1309                         {
1310                                 if (realtime - host_client->last_message > 5)
1311                                         SV_SendNop (host_client);
1312                                 continue;       // don't send out non-signon messages
1313                         }
1314                 }
1315
1316                 if (host_client->message.cursize || host_client->dropasap)
1317                 {
1318                         if (!NetConn_CanSendMessage (host_client->netconnection))
1319                                 continue;
1320
1321                         if (host_client->dropasap)
1322                                 SV_DropClient (false);  // went to another level
1323                         else
1324                         {
1325                                 if (NetConn_SendReliableMessage (host_client->netconnection, &host_client->message) == -1)
1326                                         SV_DropClient (true);   // if the message couldn't send, kick off
1327                                 SZ_Clear (&host_client->message);
1328                                 host_client->last_message = realtime;
1329                                 host_client->sendsignon = false;
1330                         }
1331                 }
1332         }
1333
1334 // clear muzzle flashes
1335         SV_CleanupEnts();
1336 }
1337
1338
1339 /*
1340 ==============================================================================
1341
1342 SERVER SPAWNING
1343
1344 ==============================================================================
1345 */
1346
1347 /*
1348 ================
1349 SV_ModelIndex
1350
1351 ================
1352 */
1353 int SV_ModelIndex(const char *s, int precachemode)
1354 {
1355         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE) ? 256 : MAX_MODELS);
1356         char filename[MAX_QPATH];
1357         if (!s || !*s)
1358                 return 0;
1359         // testing
1360         //if (precachemode == 2)
1361         //      return 0;
1362         strlcpy(filename, s, sizeof(filename));
1363         for (i = 2;i < limit;i++)
1364         {
1365                 if (!sv.model_precache[i][0])
1366                 {
1367                         if (precachemode)
1368                         {
1369                                 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))
1370                                 {
1371                                         Con_Printf("SV_ModelIndex(\"%s\"): precache_model can only be done in spawn functions\n", filename);
1372                                         return 0;
1373                                 }
1374                                 if (precachemode == 1)
1375                                         Con_Printf("SV_ModelIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1376                                 strlcpy(sv.model_precache[i], filename, sizeof(sv.model_precache[i]));
1377                                 sv.models[i] = Mod_ForName (sv.model_precache[i], true, false, false);
1378                                 if (sv.state != ss_loading)
1379                                 {
1380                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1381                                         MSG_WriteShort(&sv.reliable_datagram, i);
1382                                         MSG_WriteString(&sv.reliable_datagram, filename);
1383                                 }
1384                                 return i;
1385                         }
1386                         Con_Printf("SV_ModelIndex(\"%s\"): not precached\n", filename);
1387                         return 0;
1388                 }
1389                 if (!strcmp(sv.model_precache[i], filename))
1390                         return i;
1391         }
1392         Con_Printf("SV_ModelIndex(\"%s\"): i (%i) == MAX_MODELS (%i)\n", filename, i, MAX_MODELS);
1393         return 0;
1394 }
1395
1396 /*
1397 ================
1398 SV_SoundIndex
1399
1400 ================
1401 */
1402 int SV_SoundIndex(const char *s, int precachemode)
1403 {
1404         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE) ? 256 : MAX_SOUNDS);
1405         char filename[MAX_QPATH];
1406         if (!s || !*s)
1407                 return 0;
1408         // testing
1409         //if (precachemode == 2)
1410         //      return 0;
1411         strlcpy(filename, s, sizeof(filename));
1412         for (i = 1;i < limit;i++)
1413         {
1414                 if (!sv.sound_precache[i][0])
1415                 {
1416                         if (precachemode)
1417                         {
1418                                 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))
1419                                 {
1420                                         Con_Printf("SV_SoundIndex(\"%s\"): precache_sound can only be done in spawn functions\n", filename);
1421                                         return 0;
1422                                 }
1423                                 if (precachemode == 1)
1424                                         Con_Printf("SV_SoundIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1425                                 strlcpy(sv.sound_precache[i], filename, sizeof(sv.sound_precache[i]));
1426                                 if (sv.state != ss_loading)
1427                                 {
1428                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1429                                         MSG_WriteShort(&sv.reliable_datagram, i + 32768);
1430                                         MSG_WriteString(&sv.reliable_datagram, filename);
1431                                 }
1432                                 return i;
1433                         }
1434                         Con_Printf("SV_SoundIndex(\"%s\"): not precached\n", filename);
1435                         return 0;
1436                 }
1437                 if (!strcmp(sv.sound_precache[i], filename))
1438                         return i;
1439         }
1440         Con_Printf("SV_SoundIndex(\"%s\"): i (%i) == MAX_SOUNDS (%i)\n", filename, i, MAX_SOUNDS);
1441         return 0;
1442 }
1443
1444 /*
1445 ================
1446 SV_CreateBaseline
1447
1448 ================
1449 */
1450 void SV_CreateBaseline (void)
1451 {
1452         int i, entnum, large;
1453         prvm_edict_t *svent;
1454
1455         // LordHavoc: clear *all* states (note just active ones)
1456         for (entnum = 0;entnum < prog->max_edicts;entnum++)
1457         {
1458                 // get the current server version
1459                 svent = PRVM_EDICT_NUM(entnum);
1460
1461                 // LordHavoc: always clear state values, whether the entity is in use or not
1462                 svent->priv.server->baseline = defaultstate;
1463
1464                 if (svent->priv.server->free)
1465                         continue;
1466                 if (entnum > svs.maxclients && !svent->fields.server->modelindex)
1467                         continue;
1468
1469                 // create entity baseline
1470                 VectorCopy (svent->fields.server->origin, svent->priv.server->baseline.origin);
1471                 VectorCopy (svent->fields.server->angles, svent->priv.server->baseline.angles);
1472                 svent->priv.server->baseline.frame = svent->fields.server->frame;
1473                 svent->priv.server->baseline.skin = svent->fields.server->skin;
1474                 if (entnum > 0 && entnum <= svs.maxclients)
1475                 {
1476                         svent->priv.server->baseline.colormap = entnum;
1477                         svent->priv.server->baseline.modelindex = SV_ModelIndex("progs/player.mdl", 1);
1478                 }
1479                 else
1480                 {
1481                         svent->priv.server->baseline.colormap = 0;
1482                         svent->priv.server->baseline.modelindex = svent->fields.server->modelindex;
1483                 }
1484
1485                 large = false;
1486                 if (svent->priv.server->baseline.modelindex & 0xFF00 || svent->priv.server->baseline.frame & 0xFF00)
1487                         large = true;
1488
1489                 // add to the message
1490                 if (large)
1491                         MSG_WriteByte (&sv.signon, svc_spawnbaseline2);
1492                 else
1493                         MSG_WriteByte (&sv.signon, svc_spawnbaseline);
1494                 MSG_WriteShort (&sv.signon, entnum);
1495
1496                 if (large)
1497                 {
1498                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
1499                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.frame);
1500                 }
1501                 else
1502                 {
1503                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.modelindex);
1504                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
1505                 }
1506                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.colormap);
1507                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.skin);
1508                 for (i=0 ; i<3 ; i++)
1509                 {
1510                         MSG_WriteCoord(&sv.signon, svent->priv.server->baseline.origin[i], sv.protocol);
1511                         MSG_WriteAngle(&sv.signon, svent->priv.server->baseline.angles[i], sv.protocol);
1512                 }
1513         }
1514 }
1515
1516
1517 /*
1518 ================
1519 SV_SendReconnect
1520
1521 Tell all the clients that the server is changing levels
1522 ================
1523 */
1524 void SV_SendReconnect (void)
1525 {
1526         char    data[128];
1527         sizebuf_t       msg;
1528
1529         msg.data = data;
1530         msg.cursize = 0;
1531         msg.maxsize = sizeof(data);
1532
1533         MSG_WriteChar (&msg, svc_stufftext);
1534         MSG_WriteString (&msg, "reconnect\n");
1535         NetConn_SendToAll (&msg, 5);
1536
1537         if (cls.state != ca_dedicated)
1538                 Cmd_ExecuteString ("reconnect\n", src_command);
1539 }
1540
1541
1542 /*
1543 ================
1544 SV_SaveSpawnparms
1545
1546 Grabs the current state of each client for saving across the
1547 transition to another level
1548 ================
1549 */
1550 void SV_SaveSpawnparms (void)
1551 {
1552         int             i, j;
1553
1554         svs.serverflags = prog->globals.server->serverflags;
1555
1556         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1557         {
1558                 if (!host_client->active)
1559                         continue;
1560
1561         // call the progs to get default spawn parms for the new client
1562                 prog->globals.server->self = PRVM_EDICT_TO_PROG(host_client->edict);
1563                 PRVM_ExecuteProgram (prog->globals.server->SetChangeParms, "QC function SetChangeParms is missing");
1564                 for (j=0 ; j<NUM_SPAWN_PARMS ; j++)
1565                         host_client->spawn_parms[j] = (&prog->globals.server->parm1)[j];
1566         }
1567 }
1568 /*
1569 void SV_IncreaseEdicts(void)
1570 {
1571         int i;
1572         prvm_edict_t *ent;
1573         int oldmax_edicts = prog->max_edicts;
1574         void *oldedictsengineprivate = prog->edictprivate;
1575         void *oldedictsfields = prog->edictsfields;
1576         void *oldmoved_edicts = sv.moved_edicts;
1577
1578         if (prog->max_edicts >= MAX_EDICTS)
1579                 return;
1580
1581         // links don't survive the transition, so unlink everything
1582         for (i = 0, ent = prog->edicts;i < prog->max_edicts;i++, ent++)
1583         {
1584                 if (!ent->priv.server->free)
1585                         SV_UnlinkEdict(prog->edicts + i);
1586                 memset(&ent->priv.server->areagrid, 0, sizeof(ent->priv.server->areagrid));
1587         }
1588         SV_ClearWorld();
1589
1590         prog->max_edicts   = min(prog->max_edicts + 256, MAX_EDICTS);
1591         prog->edictprivate = PR_Alloc(prog->max_edicts * sizeof(edict_engineprivate_t));
1592         prog->edictsfields = PR_Alloc(prog->max_edicts * prog->edict_size);
1593         sv.moved_edicts = PR_Alloc(prog->max_edicts * sizeof(prvm_edict_t *));
1594
1595         memcpy(prog->edictprivate, oldedictsengineprivate, oldmax_edicts * sizeof(edict_engineprivate_t));
1596         memcpy(prog->edictsfields, oldedictsfields, oldmax_edicts * prog->edict_size);
1597
1598         for (i = 0, ent = prog->edicts;i < prog->max_edicts;i++, ent++)
1599         {
1600                 ent->priv.vp = (qbyte*) prog->edictprivate + i * prog->edictprivate_size;
1601                 ent->fields.server = (void *)((qbyte *)prog->edictsfields + i * prog->edict_size);
1602                 // link every entity except world
1603                 if (!ent->priv.server->free)
1604                         SV_LinkEdict(ent, false);
1605         }
1606
1607         PR_Free(oldedictsengineprivate);
1608         PR_Free(oldedictsfields);
1609         PR_Free(oldmoved_edicts);
1610 }*/
1611
1612 /*
1613 ================
1614 SV_SpawnServer
1615
1616 This is called at the start of each level
1617 ================
1618 */
1619 extern float            scr_centertime_off;
1620
1621 void SV_SpawnServer (const char *server)
1622 {
1623         prvm_edict_t *ent;
1624         int i;
1625         qbyte *entities;
1626         model_t *worldmodel;
1627         char modelname[sizeof(sv.modelname)];
1628
1629         Con_DPrintf("SpawnServer: %s\n", server);
1630
1631         if (cls.state != ca_dedicated)
1632                 SCR_BeginLoadingPlaque();
1633
1634         dpsnprintf (modelname, sizeof(modelname), "maps/%s.bsp", server);
1635         worldmodel = Mod_ForName(modelname, false, true, true);
1636         if (!worldmodel || !worldmodel->TraceBox)
1637         {
1638                 Con_Printf("Couldn't load map %s\n", modelname);
1639                 return;
1640         }
1641
1642         // let's not have any servers with no name
1643         if (hostname.string[0] == 0)
1644                 Cvar_Set ("hostname", "UNNAMED");
1645         scr_centertime_off = 0;
1646
1647         svs.changelevel_issued = false;         // now safe to issue another
1648
1649 //
1650 // tell all connected clients that we are going to a new level
1651 //
1652         if (sv.active)
1653         {
1654                 SV_VM_Begin();
1655                 SV_SendReconnect();
1656                 SV_VM_End();
1657         }
1658         else
1659         {
1660                 // make sure cvars have been checked before opening the ports
1661                 NetConn_ServerFrame();
1662                 NetConn_OpenServerPorts(true);
1663         }
1664
1665 //
1666 // make cvars consistant
1667 //
1668         if (coop.integer)
1669                 Cvar_SetValue ("deathmatch", 0);
1670         // LordHavoc: it can be useful to have skills outside the range 0-3...
1671         //current_skill = bound(0, (int)(skill.value + 0.5), 3);
1672         //Cvar_SetValue ("skill", (float)current_skill);
1673         current_skill = (int)(skill.value + 0.5);
1674
1675 //
1676 // set up the new server
1677 //
1678         Host_ClearMemory ();
1679
1680         memset (&sv, 0, sizeof(sv));
1681
1682         sv.active = true;
1683
1684         strlcpy (sv.name, server, sizeof (sv.name));
1685
1686         sv.protocol = Protocol_EnumForName(sv_protocolname.string);
1687         if (sv.protocol == PROTOCOL_UNKNOWN)
1688         {
1689                 char buffer[1024];
1690                 Protocol_Names(buffer, sizeof(buffer));
1691                 Con_Printf("Unknown sv_protocolname \"%s\", valid values are:\n%s\n", sv_protocolname.string, buffer);
1692                 sv.protocol = PROTOCOL_QUAKE;
1693         }
1694
1695         SV_VM_Setup();
1696
1697         SV_VM_Begin();
1698
1699 // load progs to get entity field count
1700         //PR_LoadProgs ( sv_progs.string );
1701
1702         // allocate server memory
1703         /*// start out with just enough room for clients and a reasonable estimate of entities
1704         prog->max_edicts = max(svs.maxclients + 1, 512);
1705         prog->max_edicts = min(prog->max_edicts, MAX_EDICTS);
1706
1707         // prvm_edict_t structures (hidden from progs)
1708         prog->edicts = PR_Alloc(MAX_EDICTS * sizeof(prvm_edict_t));
1709         // engine private structures (hidden from progs)
1710         prog->edictprivate = PR_Alloc(prog->max_edicts * sizeof(edict_engineprivate_t));
1711         // progs fields, often accessed by server
1712         prog->edictsfields = PR_Alloc(prog->max_edicts * prog->edict_size);*/
1713         // used by PushMove to move back pushed entities
1714         sv.moved_edicts = PRVM_Alloc(prog->max_edicts * sizeof(prvm_edict_t *));
1715         /*for (i = 0;i < prog->max_edicts;i++)
1716         {
1717                 ent = prog->edicts + i;
1718                 ent->priv.vp = (qbyte*) prog->edictprivate + i * prog->edictprivate_size;
1719                 ent->fields.server = (void *)((qbyte *)prog->edictsfields + i * prog->edict_size);
1720         }*/
1721
1722         // fix up client->edict pointers for returning clients right away...
1723         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1724                 host_client->edict = PRVM_EDICT_NUM(i + 1);
1725
1726         sv.datagram.maxsize = sizeof(sv.datagram_buf);
1727         sv.datagram.cursize = 0;
1728         sv.datagram.data = sv.datagram_buf;
1729
1730         sv.reliable_datagram.maxsize = sizeof(sv.reliable_datagram_buf);
1731         sv.reliable_datagram.cursize = 0;
1732         sv.reliable_datagram.data = sv.reliable_datagram_buf;
1733
1734         sv.signon.maxsize = sizeof(sv.signon_buf);
1735         sv.signon.cursize = 0;
1736         sv.signon.data = sv.signon_buf;
1737
1738 // leave slots at start for clients only
1739         //prog->num_edicts = svs.maxclients+1;
1740
1741         sv.state = ss_loading;
1742         prog->allowworldwrites = true;
1743         sv.paused = false;
1744
1745         *prog->time = sv.time = 1.0;
1746
1747         Mod_ClearUsed();
1748         worldmodel->used = true;
1749
1750         strlcpy (sv.name, server, sizeof (sv.name));
1751         strcpy(sv.modelname, modelname);
1752         sv.worldmodel = worldmodel;
1753         sv.models[1] = sv.worldmodel;
1754
1755 //
1756 // clear world interaction links
1757 //
1758         SV_ClearWorld ();
1759
1760         strlcpy(sv.sound_precache[0], "", sizeof(sv.sound_precache[0]));
1761
1762         strlcpy(sv.model_precache[0], "", sizeof(sv.model_precache[0]));
1763         strlcpy(sv.model_precache[1], sv.modelname, sizeof(sv.model_precache[1]));
1764         for (i = 1;i < sv.worldmodel->brush.numsubmodels;i++)
1765         {
1766                 dpsnprintf(sv.model_precache[i+1], sizeof(sv.model_precache[i+1]), "*%i", i);
1767                 sv.models[i+1] = Mod_ForName (sv.model_precache[i+1], false, false, false);
1768         }
1769
1770 //
1771 // load the rest of the entities
1772 //
1773         // AK possible hack since num_edicts is still 0
1774         ent = PRVM_EDICT_NUM(0);
1775         memset (ent->fields.server, 0, prog->progs->entityfields * 4);
1776         ent->priv.server->free = false;
1777         ent->fields.server->model = PRVM_SetEngineString(sv.modelname);
1778         ent->fields.server->modelindex = 1;             // world model
1779         ent->fields.server->solid = SOLID_BSP;
1780         ent->fields.server->movetype = MOVETYPE_PUSH;
1781
1782         if (coop.value)
1783                 prog->globals.server->coop = coop.integer;
1784         else
1785                 prog->globals.server->deathmatch = deathmatch.integer;
1786
1787         prog->globals.server->mapname = PRVM_SetEngineString(sv.name);
1788
1789 // serverflags are for cross level information (sigils)
1790         prog->globals.server->serverflags = svs.serverflags;
1791
1792         // load replacement entity file if found
1793         entities = NULL;
1794         if (sv_entpatch.integer)
1795                 entities = FS_LoadFile(va("maps/%s.ent", sv.name), tempmempool, true);
1796         if (entities)
1797         {
1798                 Con_Printf("Loaded maps/%s.ent\n", sv.name);
1799                 PRVM_ED_LoadFromFile (entities);
1800                 Mem_Free(entities);
1801         }
1802         else
1803                 PRVM_ED_LoadFromFile (sv.worldmodel->brush.entities);
1804
1805
1806         // LordHavoc: clear world angles (to fix e3m3.bsp)
1807         VectorClear(prog->edicts->fields.server->angles);
1808
1809 // all setup is completed, any further precache statements are errors
1810         sv.state = ss_active;
1811         prog->allowworldwrites = false;
1812
1813 // run two frames to allow everything to settle
1814         for (i = 0;i < 2;i++)
1815         {
1816                 sv.frametime = host_frametime = 0.1;
1817                 SV_Physics ();
1818         }
1819
1820         Mod_PurgeUnused();
1821
1822 // create a baseline for more efficient communications
1823         if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE)
1824                 SV_CreateBaseline ();
1825
1826 // send serverinfo to all connected clients
1827         // (note this also handles botclients coming back from a level change)
1828         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1829                 if (host_client->active)
1830                         SV_SendServerinfo(host_client);
1831
1832         Con_DPrint("Server spawned.\n");
1833         NetConn_Heartbeat (2);
1834
1835         SV_VM_End();
1836 }
1837
1838 /////////////////////////////////////////////////////
1839 // SV VM stuff
1840
1841 void SV_VM_CB_BeginIncreaseEdicts(void)
1842 {
1843         int i;
1844         prvm_edict_t *ent;
1845
1846         PRVM_Free( sv.moved_edicts );
1847         sv.moved_edicts = PRVM_Alloc(prog->max_edicts * sizeof(prvm_edict_t *));
1848
1849         // links don't survive the transition, so unlink everything
1850         for (i = 0, ent = prog->edicts;i < prog->max_edicts;i++, ent++)
1851         {
1852                 if (!ent->priv.server->free)
1853                         SV_UnlinkEdict(prog->edicts + i);
1854                 memset(&ent->priv.server->areagrid, 0, sizeof(ent->priv.server->areagrid));
1855         }
1856         SV_ClearWorld();
1857 }
1858
1859 void SV_VM_CB_EndIncreaseEdicts(void)
1860 {
1861         int i;
1862         prvm_edict_t *ent;
1863
1864         for (i = 0, ent = prog->edicts;i < prog->max_edicts;i++, ent++)
1865         {
1866                 // link every entity except world
1867                 if (!ent->priv.server->free)
1868                         SV_LinkEdict(ent, false);
1869         }
1870 }
1871
1872 void SV_VM_CB_InitEdict(prvm_edict_t *e)
1873 {
1874         // LordHavoc: for consistency set these here
1875         int num = PRVM_NUM_FOR_EDICT(e) - 1;
1876
1877         if (num >= 0 && num < svs.maxclients)
1878         {
1879                 prvm_eval_t *val;
1880                 // set colormap and team on newly created player entity
1881                 e->fields.server->colormap = num + 1;
1882                 e->fields.server->team = (svs.clients[num].colors & 15) + 1;
1883                 // set netname/clientcolors back to client values so that
1884                 // DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS will not immediately
1885                 // reset them
1886                 e->fields.server->netname = PRVM_SetEngineString(svs.clients[num].name);
1887                 if ((val = PRVM_GETEDICTFIELDVALUE(e, eval_clientcolors)))
1888                         val->_float = svs.clients[num].colors;
1889                 // NEXUIZ_PLAYERMODEL and NEXUIZ_PLAYERSKIN
1890                 if( eval_playermodel )
1891                         PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playermodel)->string = PRVM_SetEngineString(svs.clients[num].playermodel);
1892                 if( eval_playerskin )
1893                         PRVM_GETEDICTFIELDVALUE(host_client->edict, eval_playerskin)->string = PRVM_SetEngineString(svs.clients[num].playerskin);
1894         }
1895 }
1896
1897 void SV_VM_CB_FreeEdict(prvm_edict_t *ed)
1898 {
1899         SV_UnlinkEdict (ed);            // unlink from world bsp
1900
1901         ed->fields.server->model = 0;
1902         ed->fields.server->takedamage = 0;
1903         ed->fields.server->modelindex = 0;
1904         ed->fields.server->colormap = 0;
1905         ed->fields.server->skin = 0;
1906         ed->fields.server->frame = 0;
1907         VectorClear(ed->fields.server->origin);
1908         VectorClear(ed->fields.server->angles);
1909         ed->fields.server->nextthink = -1;
1910         ed->fields.server->solid = 0;
1911 }
1912
1913 void SV_VM_CB_CountEdicts(void)
1914 {
1915         int             i;
1916         prvm_edict_t    *ent;
1917         int             active, models, solid, step;
1918
1919         active = models = solid = step = 0;
1920         for (i=0 ; i<prog->num_edicts ; i++)
1921         {
1922                 ent = PRVM_EDICT_NUM(i);
1923                 if (ent->priv.server->free)
1924                         continue;
1925                 active++;
1926                 if (ent->fields.server->solid)
1927                         solid++;
1928                 if (ent->fields.server->model)
1929                         models++;
1930                 if (ent->fields.server->movetype == MOVETYPE_STEP)
1931                         step++;
1932         }
1933
1934         Con_Printf("num_edicts:%3i\n", prog->num_edicts);
1935         Con_Printf("active    :%3i\n", active);
1936         Con_Printf("view      :%3i\n", models);
1937         Con_Printf("touch     :%3i\n", solid);
1938         Con_Printf("step      :%3i\n", step);
1939 }
1940
1941 qboolean SV_VM_CB_LoadEdict(prvm_edict_t *ent)
1942 {
1943         // remove things from different skill levels or deathmatch
1944         if (gamemode != GAME_TRANSFUSION) //Transfusion does this in QC
1945         {
1946                 if (deathmatch.integer)
1947                 {
1948                         if (((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_DEATHMATCH))
1949                         {
1950                                 return false;
1951                         }
1952                 }
1953                 else if ((current_skill <= 0 && ((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_EASY  ))
1954                         || (current_skill == 1 && ((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_MEDIUM))
1955                         || (current_skill >= 2 && ((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_HARD  )))
1956                 {
1957                         return false;
1958                 }
1959         }
1960         return true;
1961 }
1962
1963 cvar_t  pr_checkextension = {CVAR_READONLY, "pr_checkextension", "1"};
1964 cvar_t  nomonsters = {0, "nomonsters", "0"};
1965 cvar_t  gamecfg = {0, "gamecfg", "0"};
1966 cvar_t  scratch1 = {0, "scratch1", "0"};
1967 cvar_t  scratch2 = {0,"scratch2", "0"};
1968 cvar_t  scratch3 = {0, "scratch3", "0"};
1969 cvar_t  scratch4 = {0, "scratch4", "0"};
1970 cvar_t  savedgamecfg = {CVAR_SAVE, "savedgamecfg", "0"};
1971 cvar_t  saved1 = {CVAR_SAVE, "saved1", "0"};
1972 cvar_t  saved2 = {CVAR_SAVE, "saved2", "0"};
1973 cvar_t  saved3 = {CVAR_SAVE, "saved3", "0"};
1974 cvar_t  saved4 = {CVAR_SAVE, "saved4", "0"};
1975 cvar_t  decors = {0, "decors", "0"};
1976 cvar_t  nehx00 = {0, "nehx00", "0"};cvar_t      nehx01 = {0, "nehx01", "0"};
1977 cvar_t  nehx02 = {0, "nehx02", "0"};cvar_t      nehx03 = {0, "nehx03", "0"};
1978 cvar_t  nehx04 = {0, "nehx04", "0"};cvar_t      nehx05 = {0, "nehx05", "0"};
1979 cvar_t  nehx06 = {0, "nehx06", "0"};cvar_t      nehx07 = {0, "nehx07", "0"};
1980 cvar_t  nehx08 = {0, "nehx08", "0"};cvar_t      nehx09 = {0, "nehx09", "0"};
1981 cvar_t  nehx10 = {0, "nehx10", "0"};cvar_t      nehx11 = {0, "nehx11", "0"};
1982 cvar_t  nehx12 = {0, "nehx12", "0"};cvar_t      nehx13 = {0, "nehx13", "0"};
1983 cvar_t  nehx14 = {0, "nehx14", "0"};cvar_t      nehx15 = {0, "nehx15", "0"};
1984 cvar_t  nehx16 = {0, "nehx16", "0"};cvar_t      nehx17 = {0, "nehx17", "0"};
1985 cvar_t  nehx18 = {0, "nehx18", "0"};cvar_t      nehx19 = {0, "nehx19", "0"};
1986 cvar_t  cutscene = {0, "cutscene", "1"};
1987
1988 void SV_VM_Init(void)
1989 {
1990         Cvar_RegisterVariable (&pr_checkextension);
1991         Cvar_RegisterVariable (&nomonsters);
1992         Cvar_RegisterVariable (&gamecfg);
1993         Cvar_RegisterVariable (&scratch1);
1994         Cvar_RegisterVariable (&scratch2);
1995         Cvar_RegisterVariable (&scratch3);
1996         Cvar_RegisterVariable (&scratch4);
1997         Cvar_RegisterVariable (&savedgamecfg);
1998         Cvar_RegisterVariable (&saved1);
1999         Cvar_RegisterVariable (&saved2);
2000         Cvar_RegisterVariable (&saved3);
2001         Cvar_RegisterVariable (&saved4);
2002         // LordHavoc: for DarkPlaces, this overrides the number of decors (shell casings, gibs, etc)
2003         Cvar_RegisterVariable (&decors);
2004         // LordHavoc: Nehahra uses these to pass data around cutscene demos
2005         if (gamemode == GAME_NEHAHRA)
2006         {
2007                 Cvar_RegisterVariable (&nehx00);Cvar_RegisterVariable (&nehx01);
2008                 Cvar_RegisterVariable (&nehx02);Cvar_RegisterVariable (&nehx03);
2009                 Cvar_RegisterVariable (&nehx04);Cvar_RegisterVariable (&nehx05);
2010                 Cvar_RegisterVariable (&nehx06);Cvar_RegisterVariable (&nehx07);
2011                 Cvar_RegisterVariable (&nehx08);Cvar_RegisterVariable (&nehx09);
2012                 Cvar_RegisterVariable (&nehx10);Cvar_RegisterVariable (&nehx11);
2013                 Cvar_RegisterVariable (&nehx12);Cvar_RegisterVariable (&nehx13);
2014                 Cvar_RegisterVariable (&nehx14);Cvar_RegisterVariable (&nehx15);
2015                 Cvar_RegisterVariable (&nehx16);Cvar_RegisterVariable (&nehx17);
2016                 Cvar_RegisterVariable (&nehx18);Cvar_RegisterVariable (&nehx19);
2017         }
2018         Cvar_RegisterVariable (&cutscene); // for Nehahra but useful to other mods as well
2019 }
2020
2021 // LordHavoc: in an effort to eliminate time wasted on GetEdictFieldValue...  these are defined as externs in progs.h
2022 int eval_gravity;
2023 int eval_button3;
2024 int eval_button4;
2025 int eval_button5;
2026 int eval_button6;
2027 int eval_button7;
2028 int eval_button8;
2029 int eval_buttonuse;
2030 int eval_buttonchat;
2031 int eval_glow_size;
2032 int eval_glow_trail;
2033 int eval_glow_color;
2034 int eval_items2;
2035 int eval_scale;
2036 int eval_alpha;
2037 int eval_renderamt; // HalfLife support
2038 int eval_rendermode; // HalfLife support
2039 int eval_fullbright;
2040 int eval_ammo_shells1;
2041 int eval_ammo_nails1;
2042 int eval_ammo_lava_nails;
2043 int eval_ammo_rockets1;
2044 int eval_ammo_multi_rockets;
2045 int eval_ammo_cells1;
2046 int eval_ammo_plasma;
2047 int eval_idealpitch;
2048 int eval_pitch_speed;
2049 int eval_viewmodelforclient;
2050 int eval_nodrawtoclient;
2051 int eval_exteriormodeltoclient;
2052 int eval_drawonlytoclient;
2053 int eval_ping;
2054 int eval_movement;
2055 int eval_pmodel;
2056 int eval_punchvector;
2057 int eval_viewzoom;
2058 int eval_clientcolors;
2059 int eval_tag_entity;
2060 int eval_tag_index;
2061 int eval_light_lev;
2062 int eval_color;
2063 int eval_style;
2064 int eval_pflags;
2065 int eval_cursor_active;
2066 int eval_cursor_screen;
2067 int eval_cursor_trace_start;
2068 int eval_cursor_trace_endpos;
2069 int eval_cursor_trace_ent;
2070 int eval_colormod;
2071 int eval_playermodel;
2072 int eval_playerskin;
2073
2074 mfunction_t *SV_PlayerPhysicsQC;
2075 mfunction_t *EndFrameQC;
2076 //KrimZon - SERVER COMMANDS IN QUAKEC
2077 mfunction_t *SV_ParseClientCommandQC;
2078
2079 void SV_VM_FindEdictFieldOffsets(void)
2080 {
2081         eval_gravity = PRVM_ED_FindFieldOffset("gravity");
2082         eval_button3 = PRVM_ED_FindFieldOffset("button3");
2083         eval_button4 = PRVM_ED_FindFieldOffset("button4");
2084         eval_button5 = PRVM_ED_FindFieldOffset("button5");
2085         eval_button6 = PRVM_ED_FindFieldOffset("button6");
2086         eval_button7 = PRVM_ED_FindFieldOffset("button7");
2087         eval_button8 = PRVM_ED_FindFieldOffset("button8");
2088         eval_buttonuse = PRVM_ED_FindFieldOffset("buttonuse");
2089         eval_buttonchat = PRVM_ED_FindFieldOffset("buttonchat");
2090         eval_glow_size = PRVM_ED_FindFieldOffset("glow_size");
2091         eval_glow_trail = PRVM_ED_FindFieldOffset("glow_trail");
2092         eval_glow_color = PRVM_ED_FindFieldOffset("glow_color");
2093         eval_items2 = PRVM_ED_FindFieldOffset("items2");
2094         eval_scale = PRVM_ED_FindFieldOffset("scale");
2095         eval_alpha = PRVM_ED_FindFieldOffset("alpha");
2096         eval_renderamt = PRVM_ED_FindFieldOffset("renderamt"); // HalfLife support
2097         eval_rendermode = PRVM_ED_FindFieldOffset("rendermode"); // HalfLife support
2098         eval_fullbright = PRVM_ED_FindFieldOffset("fullbright");
2099         eval_ammo_shells1 = PRVM_ED_FindFieldOffset("ammo_shells1");
2100         eval_ammo_nails1 = PRVM_ED_FindFieldOffset("ammo_nails1");
2101         eval_ammo_lava_nails = PRVM_ED_FindFieldOffset("ammo_lava_nails");
2102         eval_ammo_rockets1 = PRVM_ED_FindFieldOffset("ammo_rockets1");
2103         eval_ammo_multi_rockets = PRVM_ED_FindFieldOffset("ammo_multi_rockets");
2104         eval_ammo_cells1 = PRVM_ED_FindFieldOffset("ammo_cells1");
2105         eval_ammo_plasma = PRVM_ED_FindFieldOffset("ammo_plasma");
2106         eval_idealpitch = PRVM_ED_FindFieldOffset("idealpitch");
2107         eval_pitch_speed = PRVM_ED_FindFieldOffset("pitch_speed");
2108         eval_viewmodelforclient = PRVM_ED_FindFieldOffset("viewmodelforclient");
2109         eval_nodrawtoclient = PRVM_ED_FindFieldOffset("nodrawtoclient");
2110         eval_exteriormodeltoclient = PRVM_ED_FindFieldOffset("exteriormodeltoclient");
2111         eval_drawonlytoclient = PRVM_ED_FindFieldOffset("drawonlytoclient");
2112         eval_ping = PRVM_ED_FindFieldOffset("ping");
2113         eval_movement = PRVM_ED_FindFieldOffset("movement");
2114         eval_pmodel = PRVM_ED_FindFieldOffset("pmodel");
2115         eval_punchvector = PRVM_ED_FindFieldOffset("punchvector");
2116         eval_viewzoom = PRVM_ED_FindFieldOffset("viewzoom");
2117         eval_clientcolors = PRVM_ED_FindFieldOffset("clientcolors");
2118         eval_tag_entity = PRVM_ED_FindFieldOffset("tag_entity");
2119         eval_tag_index = PRVM_ED_FindFieldOffset("tag_index");
2120         eval_light_lev = PRVM_ED_FindFieldOffset("light_lev");
2121         eval_color = PRVM_ED_FindFieldOffset("color");
2122         eval_style = PRVM_ED_FindFieldOffset("style");
2123         eval_pflags = PRVM_ED_FindFieldOffset("pflags");
2124         eval_cursor_active = PRVM_ED_FindFieldOffset("cursor_active");
2125         eval_cursor_screen = PRVM_ED_FindFieldOffset("cursor_screen");
2126         eval_cursor_trace_start = PRVM_ED_FindFieldOffset("cursor_trace_start");
2127         eval_cursor_trace_endpos = PRVM_ED_FindFieldOffset("cursor_trace_endpos");
2128         eval_cursor_trace_ent = PRVM_ED_FindFieldOffset("cursor_trace_ent");
2129         eval_colormod = PRVM_ED_FindFieldOffset("colormod");
2130         eval_playermodel = PRVM_ED_FindFieldOffset("playermodel");
2131         eval_playerskin = PRVM_ED_FindFieldOffset("playerskin");
2132
2133         // LordHavoc: allowing QuakeC to override the player movement code
2134         SV_PlayerPhysicsQC = PRVM_ED_FindFunction ("SV_PlayerPhysics");
2135         // LordHavoc: support for endframe
2136         EndFrameQC = PRVM_ED_FindFunction ("EndFrame");
2137         //KrimZon - SERVER COMMANDS IN QUAKEC
2138         SV_ParseClientCommandQC = PRVM_ED_FindFunction ("SV_ParseClientCommand");
2139 }
2140
2141 #define REQFIELDS (sizeof(reqfields) / sizeof(prvm_required_field_t))
2142
2143 prvm_required_field_t reqfields[] =
2144 {
2145         {ev_entity, "cursor_trace_ent"},
2146         {ev_entity, "drawonlytoclient"},
2147         {ev_entity, "exteriormodeltoclient"},
2148         {ev_entity, "nodrawtoclient"},
2149         {ev_entity, "tag_entity"},
2150         {ev_entity, "viewmodelforclient"},
2151         {ev_float, "alpha"},
2152         {ev_float, "ammo_cells1"},
2153         {ev_float, "ammo_lava_nails"},
2154         {ev_float, "ammo_multi_rockets"},
2155         {ev_float, "ammo_nails1"},
2156         {ev_float, "ammo_plasma"},
2157         {ev_float, "ammo_rockets1"},
2158         {ev_float, "ammo_shells1"},
2159         {ev_float, "button3"},
2160         {ev_float, "button4"},
2161         {ev_float, "button5"},
2162         {ev_float, "button6"},
2163         {ev_float, "button7"},
2164         {ev_float, "button8"},
2165         {ev_float, "buttonchat"},
2166         {ev_float, "buttonuse"},
2167         {ev_float, "clientcolors"},
2168         {ev_float, "cursor_active"},
2169         {ev_float, "fullbright"},
2170         {ev_float, "glow_color"},
2171         {ev_float, "glow_size"},
2172         {ev_float, "glow_trail"},
2173         {ev_float, "gravity"},
2174         {ev_float, "idealpitch"},
2175         {ev_float, "items2"},
2176         {ev_float, "light_lev"},
2177         {ev_float, "pflags"},
2178         {ev_float, "ping"},
2179         {ev_float, "pitch_speed"},
2180         {ev_float, "pmodel"},
2181         {ev_float, "renderamt"}, // HalfLife support
2182         {ev_float, "rendermode"}, // HalfLife support
2183         {ev_float, "scale"},
2184         {ev_float, "style"},
2185         {ev_float, "tag_index"},
2186         {ev_float, "viewzoom"},
2187         {ev_vector, "color"},
2188         {ev_vector, "colormod"},
2189         {ev_vector, "cursor_screen"},
2190         {ev_vector, "cursor_trace_endpos"},
2191         {ev_vector, "cursor_trace_start"},
2192         {ev_vector, "movement"},
2193         {ev_vector, "punchvector"},
2194         {ev_string, "playermodel"},
2195         {ev_string, "playerskin"}
2196 };
2197
2198 void SV_VM_Setup(void)
2199 {
2200         PRVM_Begin;
2201         PRVM_InitProg( PRVM_SERVERPROG );
2202
2203         // allocate the mempools
2204         prog->progs_mempool = Mem_AllocPool("Server Progs", 0, NULL);
2205         prog->builtins = vm_sv_builtins;
2206         prog->numbuiltins = vm_sv_numbuiltins;
2207         prog->headercrc = PROGHEADER_CRC;
2208         prog->max_edicts = 512;
2209         prog->limit_edicts = MAX_EDICTS;
2210         prog->reserved_edicts = svs.maxclients;
2211         prog->edictprivate_size = sizeof(edict_engineprivate_t);
2212         prog->name = "server";
2213         prog->extensionstring = vm_sv_extensions;
2214         prog->loadintoworld = true;
2215
2216         prog->begin_increase_edicts = SV_VM_CB_BeginIncreaseEdicts;
2217         prog->end_increase_edicts = SV_VM_CB_EndIncreaseEdicts;
2218         prog->init_edict = SV_VM_CB_InitEdict;
2219         prog->free_edict = SV_VM_CB_FreeEdict;
2220         prog->count_edicts = SV_VM_CB_CountEdicts;
2221         prog->load_edict = SV_VM_CB_LoadEdict;
2222         prog->init_cmd = VM_SV_Cmd_Init;
2223         prog->reset_cmd = VM_SV_Cmd_Reset;
2224         prog->error_cmd = Host_Error;
2225
2226         // TODO: add a requiredfuncs list (ask LH if this is necessary at all)
2227         PRVM_LoadProgs( sv_progs.string, 0, NULL, REQFIELDS, reqfields );
2228         SV_VM_FindEdictFieldOffsets();
2229
2230         PRVM_End;
2231 }
2232
2233 void SV_VM_Begin(void)
2234 {
2235         PRVM_Begin;
2236         PRVM_SetProg( PRVM_SERVERPROG );
2237
2238         *prog->time = (float) sv.time;
2239 }
2240
2241 void SV_VM_End(void)
2242 {
2243         PRVM_End;
2244 }