2 Copyright (C) 1996-1997 Id Software, Inc.
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.
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.
13 See the GNU General Public License for more details.
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.
20 // sv_main.c -- server main program
24 // select which protocol to host, by name
25 // this is named the same as PROTOCOL_DARKPLACES5 for example, minus the PROTOCOL_ prefix
26 cvar_t sv_protocolname = {0, "sv_protocolname", "DARKPLACES5"};
27 cvar_t sv_ratelimitlocalplayer = {0, "sv_ratelimitlocalplayer", "0"};
28 cvar_t sv_maxrate = {CVAR_SAVE | CVAR_NOTIFY, "sv_maxrate", "10000"};
30 static cvar_t sv_cullentities_pvs = {0, "sv_cullentities_pvs", "1"}; // fast but loose
31 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
32 static cvar_t sv_cullentities_stats = {0, "sv_cullentities_stats", "0"};
33 static cvar_t sv_entpatch = {0, "sv_entpatch", "1"};
35 extern cvar_t sys_ticrate;
37 cvar_t sv_gameplayfix_grenadebouncedownslopes = {0, "sv_gameplayfix_grenadebouncedownslopes", "1"};
38 cvar_t sv_gameplayfix_noairborncorpse = {0, "sv_gameplayfix_noairborncorpse", "1"};
39 cvar_t sv_gameplayfix_stepdown = {0, "sv_gameplayfix_stepdown", "1"};
40 cvar_t sv_gameplayfix_stepwhilejumping = {0, "sv_gameplayfix_stepwhilejumping", "1"};
41 cvar_t sv_gameplayfix_swiminbmodels = {0, "sv_gameplayfix_swiminbmodels", "1"};
46 static char localmodels[MAX_MODELS][5]; // inline model names for precache
48 mempool_t *sv_edicts_mempool = NULL;
50 //============================================================================
52 extern void SV_Phys_Init (void);
53 extern void SV_World_Init (void);
54 static void SV_SaveEntFile_f(void);
65 Cmd_AddCommand("sv_saveentfile", SV_SaveEntFile_f);
66 Cvar_RegisterVariable (&sv_maxvelocity);
67 Cvar_RegisterVariable (&sv_gravity);
68 Cvar_RegisterVariable (&sv_friction);
69 Cvar_RegisterVariable (&sv_edgefriction);
70 Cvar_RegisterVariable (&sv_stopspeed);
71 Cvar_RegisterVariable (&sv_maxspeed);
72 Cvar_RegisterVariable (&sv_accelerate);
73 Cvar_RegisterVariable (&sv_idealpitchscale);
74 Cvar_RegisterVariable (&sv_aim);
75 Cvar_RegisterVariable (&sv_nostep);
76 Cvar_RegisterVariable (&sv_deltacompress);
77 Cvar_RegisterVariable (&sv_cullentities_pvs);
78 Cvar_RegisterVariable (&sv_cullentities_trace);
79 Cvar_RegisterVariable (&sv_cullentities_stats);
80 Cvar_RegisterVariable (&sv_entpatch);
81 Cvar_RegisterVariable (&sv_gameplayfix_grenadebouncedownslopes);
82 Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse);
83 Cvar_RegisterVariable (&sv_gameplayfix_stepdown);
84 Cvar_RegisterVariable (&sv_gameplayfix_stepwhilejumping);
85 Cvar_RegisterVariable (&sv_gameplayfix_swiminbmodels);
86 Cvar_RegisterVariable (&sv_protocolname);
87 Cvar_RegisterVariable (&sv_ratelimitlocalplayer);
88 Cvar_RegisterVariable (&sv_maxrate);
93 for (i = 0;i < MAX_MODELS;i++)
94 sprintf (localmodels[i], "*%i", i);
96 sv_edicts_mempool = Mem_AllocPool("server edicts", 0, NULL);
99 static void SV_SaveEntFile_f(void)
101 char basename[MAX_QPATH];
102 if (!sv.active || !sv.worldmodel)
104 Con_Print("Not running a server\n");
107 FS_StripExtension(sv.worldmodel->name, basename, sizeof(basename));
108 FS_WriteFile(va("%s.ent", basename), sv.worldmodel->brush.entities, strlen(sv.worldmodel->brush.entities));
112 =============================================================================
116 =============================================================================
123 Make sure the event gets sent to all clients
126 void SV_StartParticle (vec3_t org, vec3_t dir, int color, int count)
130 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-18)
132 MSG_WriteByte (&sv.datagram, svc_particle);
133 MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
134 MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
135 MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
136 for (i=0 ; i<3 ; i++)
143 MSG_WriteChar (&sv.datagram, v);
145 MSG_WriteByte (&sv.datagram, count);
146 MSG_WriteByte (&sv.datagram, color);
153 Make sure the event gets sent to all clients
156 void SV_StartEffect (vec3_t org, int modelindex, int startframe, int framecount, int framerate)
158 if (modelindex >= 256 || startframe >= 256)
160 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-19)
162 MSG_WriteByte (&sv.datagram, svc_effect2);
163 MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
164 MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
165 MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
166 MSG_WriteShort (&sv.datagram, modelindex);
167 MSG_WriteShort (&sv.datagram, startframe);
168 MSG_WriteByte (&sv.datagram, framecount);
169 MSG_WriteByte (&sv.datagram, framerate);
173 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-17)
175 MSG_WriteByte (&sv.datagram, svc_effect);
176 MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
177 MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
178 MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
179 MSG_WriteByte (&sv.datagram, modelindex);
180 MSG_WriteByte (&sv.datagram, startframe);
181 MSG_WriteByte (&sv.datagram, framecount);
182 MSG_WriteByte (&sv.datagram, framerate);
190 Each entity can have eight independant sound sources, like voice,
193 Channel 0 is an auto-allocate channel, the others override anything
194 already running on that entity/channel pair.
196 An attenuation of 0 will play full volume everywhere in the level.
197 Larger attenuations will drop off. (max 4 attenuation)
201 void SV_StartSound (edict_t *entity, int channel, char *sample, int volume, float attenuation)
203 int sound_num, field_mask, i, ent;
205 if (volume < 0 || volume > 255)
206 Host_Error ("SV_StartSound: volume = %i", volume);
208 if (attenuation < 0 || attenuation > 4)
209 Host_Error ("SV_StartSound: attenuation = %f", attenuation);
211 if (channel < 0 || channel > 7)
212 Host_Error ("SV_StartSound: channel = %i", channel);
214 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-21)
217 // find precache number for sound
218 for (sound_num=1 ; sound_num<MAX_SOUNDS && sv.sound_precache[sound_num] ; sound_num++)
219 if (!strcmp(sample, sv.sound_precache[sound_num]))
222 if ( sound_num == MAX_SOUNDS || !sv.sound_precache[sound_num] )
224 Con_Printf("SV_StartSound: %s not precached\n", sample);
228 ent = NUM_FOR_EDICT(entity);
231 if (volume != DEFAULT_SOUND_PACKET_VOLUME)
232 field_mask |= SND_VOLUME;
233 if (attenuation != DEFAULT_SOUND_PACKET_ATTENUATION)
234 field_mask |= SND_ATTENUATION;
236 field_mask |= SND_LARGEENTITY;
237 if (sound_num >= 256 || channel >= 8)
238 field_mask |= SND_LARGESOUND;
240 // directed messages go only to the entity they are targeted on
241 MSG_WriteByte (&sv.datagram, svc_sound);
242 MSG_WriteByte (&sv.datagram, field_mask);
243 if (field_mask & SND_VOLUME)
244 MSG_WriteByte (&sv.datagram, volume);
245 if (field_mask & SND_ATTENUATION)
246 MSG_WriteByte (&sv.datagram, attenuation*64);
247 if (field_mask & SND_LARGEENTITY)
249 MSG_WriteShort (&sv.datagram, ent);
250 MSG_WriteByte (&sv.datagram, channel);
253 MSG_WriteShort (&sv.datagram, (ent<<3) | channel);
254 if (field_mask & SND_LARGESOUND)
255 MSG_WriteShort (&sv.datagram, sound_num);
257 MSG_WriteByte (&sv.datagram, sound_num);
258 for (i = 0;i < 3;i++)
259 MSG_WriteCoord (&sv.datagram, entity->v->origin[i]+0.5*(entity->v->mins[i]+entity->v->maxs[i]), sv.protocol);
263 ==============================================================================
267 ==============================================================================
274 Sends the first message from the server to a connected client.
275 This will be sent on the initial connection and upon each server load.
278 void SV_SendServerinfo (client_t *client)
283 // edicts get reallocated on level changes, so we need to update it here
284 client->edict = EDICT_NUM((client - svs.clients) + 1);
287 // LordHavoc: clear entityframe tracking
289 if (client->entitydatabase)
290 EntityFrame_FreeDatabase(client->entitydatabase);
291 if (client->entitydatabase4)
292 EntityFrame4_FreeDatabase(client->entitydatabase4);
293 if (client->entitydatabase5)
294 EntityFrame5_FreeDatabase(client->entitydatabase5);
296 if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3)
297 client->entitydatabase = EntityFrame_AllocDatabase(sv_clients_mempool);
298 if (sv.protocol == PROTOCOL_DARKPLACES4)
299 client->entitydatabase4 = EntityFrame4_AllocDatabase(sv_clients_mempool);
300 if (sv.protocol == PROTOCOL_DARKPLACES5)
301 client->entitydatabase5 = EntityFrame5_AllocDatabase(sv_clients_mempool);
303 MSG_WriteByte (&client->message, svc_print);
304 snprintf (message, sizeof (message), "\002\nServer: %s build %s (progs %i crc)", gamename, buildstring, pr_crc);
305 MSG_WriteString (&client->message,message);
307 MSG_WriteByte (&client->message, svc_serverinfo);
308 MSG_WriteLong (&client->message, sv.protocol);
309 MSG_WriteByte (&client->message, svs.maxclients);
311 if (!coop.integer && deathmatch.integer)
312 MSG_WriteByte (&client->message, GAME_DEATHMATCH);
314 MSG_WriteByte (&client->message, GAME_COOP);
316 MSG_WriteString (&client->message,PR_GetString(sv.edicts->v->message));
318 for (s = sv.model_precache+1 ; *s ; s++)
319 MSG_WriteString (&client->message, *s);
320 MSG_WriteByte (&client->message, 0);
322 for (s = sv.sound_precache+1 ; *s ; s++)
323 MSG_WriteString (&client->message, *s);
324 MSG_WriteByte (&client->message, 0);
327 MSG_WriteByte (&client->message, svc_cdtrack);
328 MSG_WriteByte (&client->message, sv.edicts->v->sounds);
329 MSG_WriteByte (&client->message, sv.edicts->v->sounds);
332 MSG_WriteByte (&client->message, svc_setview);
333 MSG_WriteShort (&client->message, NUM_FOR_EDICT(client->edict));
335 MSG_WriteByte (&client->message, svc_signonnum);
336 MSG_WriteByte (&client->message, 1);
338 client->sendsignon = true;
339 client->spawned = false; // need prespawn, spawn, etc
346 Initializes a client_t for a new net connection. This will only be called
347 once for a player each game, not once for each level change.
350 void SV_ConnectClient (int clientnum, netconn_t *netconnection)
354 float spawn_parms[NUM_SPAWN_PARMS];
356 client = svs.clients + clientnum;
358 // set up the client_t
360 memcpy (spawn_parms, client->spawn_parms, sizeof(spawn_parms));
361 memset (client, 0, sizeof(*client));
362 client->active = true;
363 client->netconnection = netconnection;
365 Con_DPrintf("Client %s connected\n", client->netconnection->address);
367 strcpy(client->name, "unconnected");
368 strcpy(client->old_name, "unconnected");
369 client->spawned = false;
370 client->edict = EDICT_NUM(clientnum+1);
371 client->message.data = client->msgbuf;
372 client->message.maxsize = sizeof(client->msgbuf);
373 client->message.allowoverflow = true; // we can catch it
376 memcpy (client->spawn_parms, spawn_parms, sizeof(spawn_parms));
379 // call the progs to get default spawn parms for the new client
380 PR_ExecuteProgram (pr_global_struct->SetNewParms, "QC function SetNewParms is missing");
381 for (i=0 ; i<NUM_SPAWN_PARMS ; i++)
382 client->spawn_parms[i] = (&pr_global_struct->parm1)[i];
385 SV_SendServerinfo (client);
390 ===============================================================================
394 ===============================================================================
403 void SV_ClearDatagram (void)
405 SZ_Clear (&sv.datagram);
409 =============================================================================
411 The PVS must include a small area around the client to allow head bobbing
412 or other small motion on the client side. Otherwise, a bob might cause an
413 entity that should be visible to not show up, especially when the bob
416 =============================================================================
419 int sv_writeentitiestoclient_pvsbytes;
420 qbyte sv_writeentitiestoclient_pvs[MAX_MAP_LEAFS/8];
422 static int numsendentities;
423 static entity_state_t sendentities[MAX_EDICTS];
424 static entity_state_t *sendentitiesindex[MAX_EDICTS];
426 void SV_PrepareEntitiesForSending(void)
432 // send all entities that touch the pvs
434 sendentitiesindex[0] = NULL;
435 for (e = 1, ent = NEXT_EDICT(sv.edicts);e < sv.num_edicts;e++, ent = NEXT_EDICT(ent))
437 sendentitiesindex[e] = NULL;
444 VectorCopy(ent->v->origin, cs.origin);
445 VectorCopy(ent->v->angles, cs.angles);
447 cs.effects = (int)ent->v->effects;
448 cs.colormap = (qbyte)ent->v->colormap;
449 cs.skin = (qbyte)ent->v->skin;
450 cs.frame = (qbyte)ent->v->frame;
451 cs.viewmodelforclient = GETEDICTFIELDVALUE(ent, eval_viewmodelforclient)->edict;
452 cs.exteriormodelforclient = GETEDICTFIELDVALUE(ent, eval_exteriormodeltoclient)->edict;
453 cs.nodrawtoclient = GETEDICTFIELDVALUE(ent, eval_nodrawtoclient)->edict;
454 cs.drawonlytoclient = GETEDICTFIELDVALUE(ent, eval_drawonlytoclient)->edict;
455 cs.tagentity = GETEDICTFIELDVALUE(ent, eval_tag_entity)->edict;
456 cs.tagindex = (qbyte)GETEDICTFIELDVALUE(ent, eval_tag_index)->_float;
457 i = (int)(GETEDICTFIELDVALUE(ent, eval_glow_size)->_float * 0.25f);
458 cs.glowsize = (qbyte)bound(0, i, 255);
459 if (GETEDICTFIELDVALUE(ent, eval_glow_trail)->_float)
460 cs.flags |= RENDER_GLOWTRAIL;
463 i = (int)ent->v->modelindex;
464 if (i >= 1 && i < MAX_MODELS && *PR_GetString(ent->v->model))
468 f = (GETEDICTFIELDVALUE(ent, eval_alpha)->_float * 255.0f);
472 cs.alpha = (qbyte)bound(0, i, 255);
475 f = (GETEDICTFIELDVALUE(ent, eval_renderamt)->_float);
479 cs.alpha = (qbyte)bound(0, i, 255);
483 f = (GETEDICTFIELDVALUE(ent, eval_scale)->_float * 16.0f);
487 cs.scale = (qbyte)bound(0, i, 255);
491 f = (GETEDICTFIELDVALUE(ent, eval_glow_color)->_float);
493 cs.glowcolor = (int)f;
495 if (GETEDICTFIELDVALUE(ent, eval_fullbright)->_float)
496 cs.effects |= EF_FULLBRIGHT;
498 if (ent->v->movetype == MOVETYPE_STEP)
499 cs.flags |= RENDER_STEP;
500 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)
501 cs.flags |= RENDER_LOWPRECISION;
502 if (ent->v->colormap >= 1024)
503 cs.flags |= RENDER_COLORMAPPED;
504 if (cs.viewmodelforclient)
505 cs.flags |= RENDER_VIEWMODEL; // show relative to the view
507 f = GETEDICTFIELDVALUE(ent, eval_color)->vector[0]*256;
508 cs.light[0] = (unsigned short)bound(0, f, 65535);
509 f = GETEDICTFIELDVALUE(ent, eval_color)->vector[1]*256;
510 cs.light[1] = (unsigned short)bound(0, f, 65535);
511 f = GETEDICTFIELDVALUE(ent, eval_color)->vector[2]*256;
512 cs.light[2] = (unsigned short)bound(0, f, 65535);
513 f = GETEDICTFIELDVALUE(ent, eval_light_lev)->_float;
514 cs.light[3] = (unsigned short)bound(0, f, 65535);
515 cs.lightstyle = (qbyte)GETEDICTFIELDVALUE(ent, eval_style)->_float;
516 cs.lightpflags = (qbyte)GETEDICTFIELDVALUE(ent, eval_pflags)->_float;
518 if (gamemode == GAME_TENEBRAE)
520 // tenebrae's EF_FULLDYNAMIC conflicts with Q2's EF_NODRAW
524 cs.lightpflags |= PFLAGS_FULLDYNAMIC;
526 // tenebrae's EF_GREEN conflicts with DP's EF_ADDITIVE
534 cs.lightpflags |= PFLAGS_FULLDYNAMIC;
538 cs.specialvisibilityradius = 0;
539 if (cs.lightpflags & PFLAGS_FULLDYNAMIC)
540 cs.specialvisibilityradius = max(cs.specialvisibilityradius, cs.light[3]);
542 cs.specialvisibilityradius = max(cs.specialvisibilityradius, cs.glowsize * 4);
543 if (cs.flags & RENDER_GLOWTRAIL)
544 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 100);
545 if (cs.effects & (EF_BRIGHTFIELD | EF_MUZZLEFLASH | EF_BRIGHTLIGHT | EF_DIMLIGHT | EF_RED | EF_BLUE | EF_FLAME | EF_STARDUST))
547 if (cs.effects & EF_BRIGHTFIELD)
548 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 80);
549 if (cs.effects & EF_MUZZLEFLASH)
550 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 100);
551 if (cs.effects & EF_BRIGHTLIGHT)
552 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 400);
553 if (cs.effects & EF_DIMLIGHT)
554 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 200);
555 if (cs.effects & EF_RED)
556 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 200);
557 if (cs.effects & EF_BLUE)
558 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 200);
559 if (cs.effects & EF_FLAME)
560 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 250);
561 if (cs.effects & EF_STARDUST)
562 cs.specialvisibilityradius = max(cs.specialvisibilityradius, 100);
565 if (numsendentities >= MAX_EDICTS)
567 // we can omit invisible entities with no effects that are not clients
568 // LordHavoc: this could kill tags attached to an invisible entity, I
569 // just hope we never have to support that case
570 if (cs.number > svs.maxclients && ((cs.effects & EF_NODRAW) || (!cs.modelindex && !cs.specialvisibilityradius)))
572 sendentitiesindex[e] = sendentities + numsendentities;
573 sendentities[numsendentities++] = cs;
577 static int sententitiesmark = 0;
578 static int sententities[MAX_EDICTS];
579 static int sententitiesconsideration[MAX_EDICTS];
580 static int sv_writeentitiestoclient_culled_pvs;
581 static int sv_writeentitiestoclient_culled_trace;
582 static int sv_writeentitiestoclient_visibleentities;
583 static int sv_writeentitiestoclient_totalentities;
584 //static entity_frame_t sv_writeentitiestoclient_entityframe;
585 static int sv_writeentitiestoclient_clentnum;
586 static vec3_t sv_writeentitiestoclient_testeye;
587 static client_t *sv_writeentitiestoclient_client;
589 void SV_MarkWriteEntityStateToClient(entity_state_t *s)
592 vec3_t entmins, entmaxs, lightmins, lightmaxs, testorigin;
595 if (sententitiesconsideration[s->number] == sententitiesmark)
597 sententitiesconsideration[s->number] = sententitiesmark;
598 // viewmodels don't have visibility checking
599 if (s->viewmodelforclient)
601 if (s->viewmodelforclient != sv_writeentitiestoclient_clentnum)
604 // never reject player
605 else if (s->number != sv_writeentitiestoclient_clentnum)
607 // check various rejection conditions
608 if (s->nodrawtoclient == sv_writeentitiestoclient_clentnum)
610 if (s->drawonlytoclient && s->drawonlytoclient != sv_writeentitiestoclient_clentnum)
612 if (s->effects & EF_NODRAW)
614 // LordHavoc: only send entities with a model or important effects
615 if (!s->modelindex && s->specialvisibilityradius == 0)
619 // tag attached entities simply check their parent
620 if (!sendentitiesindex[s->tagentity])
622 SV_MarkWriteEntityStateToClient(sendentitiesindex[s->tagentity]);
623 if (sententities[s->tagentity] != sententitiesmark)
626 // always send world submodels, they don't generate much traffic
627 // except in PROTOCOL_QUAKE where they hog bandwidth like crazy
628 else if ((!(isbmodel = (model = sv.models[s->modelindex]) != NULL && model->name[0] == '*') && !(s->effects & EF_NODEPTHTEST)) || sv.protocol == PROTOCOL_QUAKE)
630 Mod_CheckLoaded(model);
631 // entity has survived every check so far, check if visible
632 // enlarged box to account for prediction (not that there is
633 // any currently, but still helps the 'run into a room and
634 // watch items pop up' problem)
635 entmins[0] = s->origin[0] - 32.0f;
636 entmins[1] = s->origin[1] - 32.0f;
637 entmins[2] = s->origin[2] - 32.0f;
638 entmaxs[0] = s->origin[0] + 32.0f;
639 entmaxs[1] = s->origin[1] + 32.0f;
640 entmaxs[2] = s->origin[2] + 32.0f;
641 // using the model's bounding box to ensure things are visible regardless of their physics box
644 if (s->angles[0] || s->angles[2]) // pitch and roll
646 VectorAdd(entmins, model->rotatedmins, entmins);
647 VectorAdd(entmaxs, model->rotatedmaxs, entmaxs);
649 else if (s->angles[1])
651 VectorAdd(entmins, model->yawmins, entmins);
652 VectorAdd(entmaxs, model->yawmaxs, entmaxs);
656 VectorAdd(entmins, model->normalmins, entmins);
657 VectorAdd(entmaxs, model->normalmaxs, entmaxs);
660 lightmins[0] = min(entmins[0], s->origin[0] - s->specialvisibilityradius);
661 lightmins[1] = min(entmins[1], s->origin[1] - s->specialvisibilityradius);
662 lightmins[2] = min(entmins[2], s->origin[2] - s->specialvisibilityradius);
663 lightmaxs[0] = max(entmaxs[0], s->origin[0] + s->specialvisibilityradius);
664 lightmaxs[1] = max(entmaxs[1], s->origin[1] + s->specialvisibilityradius);
665 lightmaxs[2] = max(entmaxs[2], s->origin[2] + s->specialvisibilityradius);
666 sv_writeentitiestoclient_totalentities++;
667 // if not touching a visible leaf
668 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))
670 sv_writeentitiestoclient_culled_pvs++;
673 // or not seen by random tracelines
674 if (sv_cullentities_trace.integer && !isbmodel)
676 // LordHavoc: test center first
677 testorigin[0] = (entmins[0] + entmaxs[0]) * 0.5f;
678 testorigin[1] = (entmins[1] + entmaxs[1]) * 0.5f;
679 testorigin[2] = (entmins[2] + entmaxs[2]) * 0.5f;
680 sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
681 if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, entmins, entmaxs))
682 sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
685 // LordHavoc: test random offsets, to maximize chance of detection
686 testorigin[0] = lhrandom(entmins[0], entmaxs[0]);
687 testorigin[1] = lhrandom(entmins[1], entmaxs[1]);
688 testorigin[2] = lhrandom(entmins[2], entmaxs[2]);
689 sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
690 if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, entmins, entmaxs))
691 sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
694 if (s->specialvisibilityradius)
696 // LordHavoc: test random offsets, to maximize chance of detection
697 testorigin[0] = lhrandom(lightmins[0], lightmaxs[0]);
698 testorigin[1] = lhrandom(lightmins[1], lightmaxs[1]);
699 testorigin[2] = lhrandom(lightmins[2], lightmaxs[2]);
700 sv.worldmodel->TraceBox(sv.worldmodel, 0, &trace, sv_writeentitiestoclient_testeye, sv_writeentitiestoclient_testeye, testorigin, testorigin, SUPERCONTENTS_SOLID);
701 if (trace.fraction == 1 || BoxesOverlap(trace.endpos, trace.endpos, entmins, entmaxs))
702 sv_writeentitiestoclient_client->visibletime[s->number] = realtime + 1;
706 if (realtime > sv_writeentitiestoclient_client->visibletime[s->number])
708 sv_writeentitiestoclient_culled_trace++;
712 sv_writeentitiestoclient_visibleentities++;
715 // this just marks it for sending
716 // FIXME: it would be more efficient to send here, but the entity
717 // compressor isn't that flexible
718 sententities[s->number] = sententitiesmark;
721 entity_state_t sendstates[MAX_EDICTS];
723 void SV_WriteEntitiesToClient(client_t *client, edict_t *clent, sizebuf_t *msg)
725 int i, numsendstates;
728 // if there isn't enough space to accomplish anything, skip it
729 if (msg->cursize + 25 > msg->maxsize)
732 sv_writeentitiestoclient_client = client;
734 sv_writeentitiestoclient_culled_pvs = 0;
735 sv_writeentitiestoclient_culled_trace = 0;
736 sv_writeentitiestoclient_visibleentities = 0;
737 sv_writeentitiestoclient_totalentities = 0;
739 Mod_CheckLoaded(sv.worldmodel);
741 // find the client's PVS
742 // the real place being tested from
743 VectorAdd(clent->v->origin, clent->v->view_ofs, sv_writeentitiestoclient_testeye);
744 sv_writeentitiestoclient_pvsbytes = 0;
745 if (sv.worldmodel && sv.worldmodel->brush.FatPVS)
746 sv_writeentitiestoclient_pvsbytes = sv.worldmodel->brush.FatPVS(sv.worldmodel, sv_writeentitiestoclient_testeye, 8, sv_writeentitiestoclient_pvs, sizeof(sv_writeentitiestoclient_pvs));
748 sv_writeentitiestoclient_clentnum = EDICT_TO_PROG(clent); // LordHavoc: for comparison purposes
752 for (i = 0;i < numsendentities;i++)
753 SV_MarkWriteEntityStateToClient(sendentities + i);
756 for (i = 0;i < numsendentities;i++)
758 if (sententities[sendentities[i].number] == sententitiesmark)
760 s = &sendstates[numsendstates++];
761 *s = sendentities[i];
762 if (s->exteriormodelforclient && s->exteriormodelforclient == sv_writeentitiestoclient_clentnum)
763 s->flags |= RENDER_EXTERIORMODEL;
767 if (sv_cullentities_stats.integer)
768 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);
770 if (client->entitydatabase5)
771 EntityFrame5_WriteFrame(msg, client->entitydatabase5, numsendstates, sendstates, client - svs.clients + 1);
772 else if (client->entitydatabase4)
773 EntityFrame4_WriteFrame(msg, client->entitydatabase4, numsendstates, sendstates);
774 else if (client->entitydatabase)
775 EntityFrame_WriteFrame(msg, client->entitydatabase, numsendstates, sendstates, client - svs.clients + 1);
777 EntityFrameQuake_WriteFrame(msg, numsendstates, sendstates);
786 void SV_CleanupEnts (void)
791 ent = NEXT_EDICT(sv.edicts);
792 for (e=1 ; e<sv.num_edicts ; e++, ent = NEXT_EDICT(ent))
793 ent->v->effects = (int)ent->v->effects & ~EF_MUZZLEFLASH;
798 SV_WriteClientdataToMessage
802 void SV_WriteClientdataToMessage (edict_t *ent, sizebuf_t *msg)
813 // send a damage message
815 if (ent->v->dmg_take || ent->v->dmg_save)
817 other = PROG_TO_EDICT(ent->v->dmg_inflictor);
818 MSG_WriteByte (msg, svc_damage);
819 MSG_WriteByte (msg, ent->v->dmg_save);
820 MSG_WriteByte (msg, ent->v->dmg_take);
821 for (i=0 ; i<3 ; i++)
822 MSG_WriteCoord (msg, other->v->origin[i] + 0.5*(other->v->mins[i] + other->v->maxs[i]), sv.protocol);
824 ent->v->dmg_take = 0;
825 ent->v->dmg_save = 0;
829 // send the current viewpos offset from the view entity
831 SV_SetIdealPitch (); // how much to look up / down ideally
833 // a fixangle might get lost in a dropped packet. Oh well.
834 if ( ent->v->fixangle )
836 MSG_WriteByte (msg, svc_setangle);
837 for (i=0 ; i < 3 ; i++)
838 MSG_WriteAngle (msg, ent->v->angles[i], sv.protocol);
839 ent->v->fixangle = 0;
844 if (ent->v->view_ofs[2] != DEFAULT_VIEWHEIGHT)
845 bits |= SU_VIEWHEIGHT;
847 if (ent->v->idealpitch)
848 bits |= SU_IDEALPITCH;
850 // stuff the sigil bits into the high bits of items for sbar, or else
852 val = GETEDICTFIELDVALUE(ent, eval_items2);
855 items = (int)ent->v->items | ((int)val->_float << 23);
857 items = (int)ent->v->items | ((int)pr_global_struct->serverflags << 28);
861 if ( (int)ent->v->flags & FL_ONGROUND)
864 if ( ent->v->waterlevel >= 2)
867 // PROTOCOL_DARKPLACES
868 VectorClear(punchvector);
869 if ((val = GETEDICTFIELDVALUE(ent, eval_punchvector)))
870 VectorCopy(val->vector, punchvector);
873 if ((val = GETEDICTFIELDVALUE(ent, eval_viewzoom)))
875 i = val->_float * 255.0f;
879 i = bound(0, i, 65535);
883 // FIXME: which protocols support this? does PROTOCOL_DARKPLACES3 support viewzoom?
884 if (sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5)
888 for (i=0 ; i<3 ; i++)
890 if (ent->v->punchangle[i])
891 bits |= (SU_PUNCH1<<i);
892 if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5)
894 bits |= (SU_PUNCHVEC1<<i);
895 if (ent->v->velocity[i])
896 bits |= (SU_VELOCITY1<<i);
899 if (ent->v->weaponframe)
900 bits |= SU_WEAPONFRAME;
902 if (ent->v->armorvalue)
909 if (bits >= 16777216)
914 MSG_WriteByte (msg, svc_clientdata);
915 MSG_WriteShort (msg, bits);
916 if (bits & SU_EXTEND1)
917 MSG_WriteByte(msg, bits >> 16);
918 if (bits & SU_EXTEND2)
919 MSG_WriteByte(msg, bits >> 24);
921 if (bits & SU_VIEWHEIGHT)
922 MSG_WriteChar (msg, ent->v->view_ofs[2]);
924 if (bits & SU_IDEALPITCH)
925 MSG_WriteChar (msg, ent->v->idealpitch);
927 for (i=0 ; i<3 ; i++)
929 if (bits & (SU_PUNCH1<<i))
931 if (sv.protocol == PROTOCOL_QUAKE)
932 MSG_WriteChar(msg, ent->v->punchangle[i]);
933 else if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5)
934 MSG_WriteAngle16i(msg, ent->v->punchangle[i]);
936 if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5)
938 if (bits & (SU_PUNCHVEC1<<i))
940 if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
941 MSG_WriteCoord16i(msg, punchvector[i]);
942 else if (sv.protocol == PROTOCOL_DARKPLACES5)
943 MSG_WriteCoord32f(msg, punchvector[i]);
946 if (bits & (SU_VELOCITY1<<i))
948 if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
949 MSG_WriteChar(msg, ent->v->velocity[i] * (1.0f / 16.0f));
950 else if (sv.protocol == PROTOCOL_DARKPLACES5)
951 MSG_WriteCoord32f(msg, ent->v->velocity[i]);
955 // [always sent] if (bits & SU_ITEMS)
956 MSG_WriteLong (msg, items);
958 if (sv.protocol == PROTOCOL_DARKPLACES5)
960 if (bits & SU_WEAPONFRAME)
961 MSG_WriteShort (msg, ent->v->weaponframe);
963 MSG_WriteShort (msg, ent->v->armorvalue);
964 if (bits & SU_WEAPON)
966 i = SV_ModelIndex(PR_GetString(ent->v->weaponmodel));
969 Con_DPrintf("weaponmodel \"%s\" not precached\n", PR_GetString(ent->v->weaponmodel));
972 MSG_WriteShort (msg, i);
975 MSG_WriteShort (msg, ent->v->health);
976 MSG_WriteShort (msg, ent->v->currentammo);
977 MSG_WriteShort (msg, ent->v->ammo_shells);
978 MSG_WriteShort (msg, ent->v->ammo_nails);
979 MSG_WriteShort (msg, ent->v->ammo_rockets);
980 MSG_WriteShort (msg, ent->v->ammo_cells);
982 MSG_WriteShort (msg, ent->v->weapon);
984 if (bits & SU_VIEWZOOM)
985 MSG_WriteShort (msg, viewzoom);
989 if (bits & SU_WEAPONFRAME)
990 MSG_WriteByte (msg, ent->v->weaponframe);
992 MSG_WriteByte (msg, ent->v->armorvalue);
993 if (bits & SU_WEAPON)
995 i = SV_ModelIndex(PR_GetString(ent->v->weaponmodel));
998 Con_DPrintf("weaponmodel \"%s\" not precached\n", PR_GetString(ent->v->weaponmodel));
1001 MSG_WriteByte (msg, i);
1004 MSG_WriteShort (msg, ent->v->health);
1005 MSG_WriteByte (msg, ent->v->currentammo);
1006 MSG_WriteByte (msg, ent->v->ammo_shells);
1007 MSG_WriteByte (msg, ent->v->ammo_nails);
1008 MSG_WriteByte (msg, ent->v->ammo_rockets);
1009 MSG_WriteByte (msg, ent->v->ammo_cells);
1011 if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE || gamemode == GAME_NEXUIZ)
1015 if ( ((int)ent->v->weapon) & (1<<i) )
1017 MSG_WriteByte (msg, i);
1024 MSG_WriteByte (msg, ent->v->weapon);
1027 if (bits & SU_VIEWZOOM)
1029 if (sv.protocol == PROTOCOL_DARKPLACES4)
1031 viewzoom = min(viewzoom, 255);
1032 MSG_WriteByte (msg, viewzoom);
1034 else if (sv.protocol == PROTOCOL_DARKPLACES5)
1035 MSG_WriteShort (msg, viewzoom);
1041 =======================
1042 SV_SendClientDatagram
1043 =======================
1045 static qbyte sv_sendclientdatagram_buf[NET_MAXMESSAGE]; // FIXME?
1046 qboolean SV_SendClientDatagram (client_t *client)
1048 int rate, maxrate, maxsize, maxsize2;
1051 if (LHNETADDRESS_GetAddressType(&host_client->netconnection->peeraddress) == LHNETADDRESSTYPE_LOOP && !sv_ratelimitlocalplayer.integer)
1053 // for good singleplayer, send huge packets
1054 maxsize = sizeof(sv_sendclientdatagram_buf);
1055 maxsize2 = sizeof(sv_sendclientdatagram_buf);
1057 else if (sv.protocol == PROTOCOL_DARKPLACES5)
1059 // PROTOCOL_DARKPLACES5 supports packet size limiting of updates
1060 maxrate = bound(NET_MINRATE, sv_maxrate.integer, NET_MAXRATE);
1061 if (sv_maxrate.integer != maxrate)
1062 Cvar_SetValueQuick(&sv_maxrate, maxrate);
1064 rate = bound(NET_MINRATE, client->netconnection->rate, maxrate);
1065 rate = (int)(client->netconnection->rate * sys_ticrate.value);
1066 maxsize = bound(100, rate, 1400);
1071 // no rate limiting support on older protocols because dp protocols
1072 // 1-4 kick the client off if they overflow, and quake protocol shows
1073 // less than the full entity set if rate limited
1078 msg.data = sv_sendclientdatagram_buf;
1079 msg.maxsize = maxsize;
1082 MSG_WriteByte (&msg, svc_time);
1083 MSG_WriteFloat (&msg, sv.time);
1085 // add the client specific data to the datagram
1086 SV_WriteClientdataToMessage (client->edict, &msg);
1088 SV_WriteEntitiesToClient (client, client->edict, &msg);
1090 // expand packet size to allow effects to go over the rate limit
1091 // (dropping them is FAR too ugly)
1092 msg.maxsize = maxsize2;
1094 // copy the server datagram if there is space
1095 // FIXME: put in delayed queue of effects to send
1096 if (sv.datagram.cursize > 0 && msg.cursize + sv.datagram.cursize <= msg.maxsize)
1097 SZ_Write (&msg, sv.datagram.data, sv.datagram.cursize);
1099 // send the datagram
1100 if (NetConn_SendUnreliableMessage (client->netconnection, &msg) == -1)
1102 SV_DropClient (true);// if the message couldn't send, kick off
1110 =======================
1111 SV_UpdateToReliableMessages
1112 =======================
1114 void SV_UpdateToReliableMessages (void)
1121 // check for changes to be sent over the reliable streams
1122 for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1124 // update the host_client fields we care about according to the entity fields
1125 sv_player = EDICT_NUM(i+1);
1128 name = PR_GetString(sv_player->v->netname);
1131 // always point the string back at host_client->name to keep it safe
1132 strlcpy (host_client->name, name, sizeof (host_client->name));
1133 sv_player->v->netname = PR_SetString(host_client->name);
1134 if (strcmp(host_client->old_name, host_client->name))
1136 if (host_client->spawned)
1137 SV_BroadcastPrintf("%s changed name to %s\n", host_client->old_name, host_client->name);
1138 strcpy(host_client->old_name, host_client->name);
1139 // send notification to all clients
1140 MSG_WriteByte (&sv.reliable_datagram, svc_updatename);
1141 MSG_WriteByte (&sv.reliable_datagram, i);
1142 MSG_WriteString (&sv.reliable_datagram, host_client->name);
1145 // DP_SV_CLIENTCOLORS
1146 // this is always found (since it's added by the progs loader)
1147 if ((val = GETEDICTFIELDVALUE(sv_player, eval_clientcolors)))
1148 host_client->colors = (int)val->_float;
1149 if (host_client->old_colors != host_client->colors)
1151 host_client->old_colors = host_client->colors;
1152 // send notification to all clients
1153 MSG_WriteByte (&sv.reliable_datagram, svc_updatecolors);
1154 MSG_WriteByte (&sv.reliable_datagram, i);
1155 MSG_WriteByte (&sv.reliable_datagram, host_client->colors);
1159 host_client->frags = (int)sv_player->v->frags;
1160 if (host_client->old_frags != host_client->frags)
1162 host_client->old_frags = host_client->frags;
1163 // send notification to all clients
1164 MSG_WriteByte (&sv.reliable_datagram, svc_updatefrags);
1165 MSG_WriteByte (&sv.reliable_datagram, i);
1166 MSG_WriteShort (&sv.reliable_datagram, host_client->frags);
1170 for (j = 0, client = svs.clients;j < svs.maxclients;j++, client++)
1171 if (client->netconnection)
1172 SZ_Write (&client->message, sv.reliable_datagram.data, sv.reliable_datagram.cursize);
1174 SZ_Clear (&sv.reliable_datagram);
1179 =======================
1182 Send a nop message without trashing or sending the accumulated client
1184 =======================
1186 void SV_SendNop (client_t *client)
1192 msg.maxsize = sizeof(buf);
1195 MSG_WriteChar (&msg, svc_nop);
1197 if (NetConn_SendUnreliableMessage (client->netconnection, &msg) == -1)
1198 SV_DropClient (true); // if the message couldn't send, kick off
1199 client->last_message = realtime;
1203 =======================
1204 SV_SendClientMessages
1205 =======================
1207 void SV_SendClientMessages (void)
1209 int i, prepared = false;
1211 // update frags, names, etc
1212 SV_UpdateToReliableMessages();
1214 // build individual updates
1215 for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1217 if (!host_client->active)
1219 if (!host_client->netconnection)
1221 SZ_Clear(&host_client->message);
1225 if (host_client->deadsocket || host_client->message.overflowed)
1227 SV_DropClient (true); // if the message couldn't send, kick off
1231 if (host_client->spawned)
1236 // only prepare entities once per frame
1237 SV_PrepareEntitiesForSending();
1239 if (!SV_SendClientDatagram (host_client))
1244 // the player isn't totally in the game yet
1245 // send small keepalive messages if too much time has passed
1246 // send a full message when the next signon stage has been requested
1247 // some other message data (name changes, etc) may accumulate
1248 // between signon stages
1249 if (!host_client->sendsignon)
1251 if (realtime - host_client->last_message > 5)
1252 SV_SendNop (host_client);
1253 continue; // don't send out non-signon messages
1257 if (host_client->message.cursize || host_client->dropasap)
1259 if (!NetConn_CanSendMessage (host_client->netconnection))
1262 if (host_client->dropasap)
1263 SV_DropClient (false); // went to another level
1266 if (NetConn_SendReliableMessage (host_client->netconnection, &host_client->message) == -1)
1267 SV_DropClient (true); // if the message couldn't send, kick off
1268 SZ_Clear (&host_client->message);
1269 host_client->last_message = realtime;
1270 host_client->sendsignon = false;
1275 // clear muzzle flashes
1281 ==============================================================================
1285 ==============================================================================
1294 int SV_ModelIndex (const char *name)
1298 if (!name || !name[0])
1301 for (i=0 ; i<MAX_MODELS && sv.model_precache[i] ; i++)
1302 if (!strcmp(sv.model_precache[i], name))
1304 if (i==MAX_MODELS || !sv.model_precache[i])
1306 Con_DPrintf ("SV_ModelIndex: model %s not precached", name);
1318 void SV_CreateBaseline (void)
1320 int i, entnum, large;
1323 // LordHavoc: clear *all* states (note just active ones)
1324 for (entnum = 0;entnum < sv.max_edicts;entnum++)
1326 // get the current server version
1327 svent = EDICT_NUM(entnum);
1329 // LordHavoc: always clear state values, whether the entity is in use or not
1330 svent->e->baseline = defaultstate;
1334 if (entnum > svs.maxclients && !svent->v->modelindex)
1337 // create entity baseline
1338 VectorCopy (svent->v->origin, svent->e->baseline.origin);
1339 VectorCopy (svent->v->angles, svent->e->baseline.angles);
1340 svent->e->baseline.frame = svent->v->frame;
1341 svent->e->baseline.skin = svent->v->skin;
1342 if (entnum > 0 && entnum <= svs.maxclients)
1344 svent->e->baseline.colormap = entnum;
1345 i = SV_ModelIndex("progs/player.mdl");
1348 svent->e->baseline.modelindex = i;
1352 svent->e->baseline.colormap = 0;
1353 svent->e->baseline.modelindex = svent->v->modelindex;
1357 if (svent->e->baseline.modelindex & 0xFF00 || svent->e->baseline.frame & 0xFF00)
1360 // add to the message
1362 MSG_WriteByte (&sv.signon, svc_spawnbaseline2);
1364 MSG_WriteByte (&sv.signon, svc_spawnbaseline);
1365 MSG_WriteShort (&sv.signon, entnum);
1369 MSG_WriteShort (&sv.signon, svent->e->baseline.modelindex);
1370 MSG_WriteShort (&sv.signon, svent->e->baseline.frame);
1374 MSG_WriteByte (&sv.signon, svent->e->baseline.modelindex);
1375 MSG_WriteByte (&sv.signon, svent->e->baseline.frame);
1377 MSG_WriteByte (&sv.signon, svent->e->baseline.colormap);
1378 MSG_WriteByte (&sv.signon, svent->e->baseline.skin);
1379 for (i=0 ; i<3 ; i++)
1381 MSG_WriteCoord(&sv.signon, svent->e->baseline.origin[i], sv.protocol);
1382 MSG_WriteAngle(&sv.signon, svent->e->baseline.angles[i], sv.protocol);
1392 Tell all the clients that the server is changing levels
1395 void SV_SendReconnect (void)
1402 msg.maxsize = sizeof(data);
1404 MSG_WriteChar (&msg, svc_stufftext);
1405 MSG_WriteString (&msg, "reconnect\n");
1406 NetConn_SendToAll (&msg, 5);
1408 if (cls.state != ca_dedicated)
1409 Cmd_ExecuteString ("reconnect\n", src_command);
1417 Grabs the current state of each client for saving across the
1418 transition to another level
1421 void SV_SaveSpawnparms (void)
1425 svs.serverflags = pr_global_struct->serverflags;
1427 for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1429 if (!host_client->active)
1432 // call the progs to get default spawn parms for the new client
1433 pr_global_struct->self = EDICT_TO_PROG(host_client->edict);
1434 PR_ExecuteProgram (pr_global_struct->SetChangeParms, "QC function SetChangeParms is missing");
1435 for (j=0 ; j<NUM_SPAWN_PARMS ; j++)
1436 host_client->spawn_parms[j] = (&pr_global_struct->parm1)[j];
1440 void SV_IncreaseEdicts(void)
1444 int oldmax_edicts = sv.max_edicts;
1445 void *oldedictsengineprivate = sv.edictsengineprivate;
1446 void *oldedictsfields = sv.edictsfields;
1447 void *oldmoved_edicts = sv.moved_edicts;
1449 if (sv.max_edicts >= MAX_EDICTS)
1452 // links don't survive the transition, so unlink everything
1453 for (i = 0, ent = sv.edicts;i < sv.max_edicts;i++, ent++)
1456 SV_UnlinkEdict(sv.edicts + i);
1457 memset(&ent->e->areagrid, 0, sizeof(ent->e->areagrid));
1461 sv.max_edicts = min(sv.max_edicts + 256, MAX_EDICTS);
1462 sv.edictsengineprivate = Mem_Alloc(sv_edicts_mempool, sv.max_edicts * sizeof(edict_engineprivate_t));
1463 sv.edictsfields = Mem_Alloc(sv_edicts_mempool, sv.max_edicts * pr_edict_size);
1464 sv.moved_edicts = Mem_Alloc(sv_edicts_mempool, sv.max_edicts * sizeof(edict_t *));
1466 memcpy(sv.edictsengineprivate, oldedictsengineprivate, oldmax_edicts * sizeof(edict_engineprivate_t));
1467 memcpy(sv.edictsfields, oldedictsfields, oldmax_edicts * pr_edict_size);
1469 for (i = 0, ent = sv.edicts;i < sv.max_edicts;i++, ent++)
1471 ent->e = sv.edictsengineprivate + i;
1472 ent->v = (void *)((qbyte *)sv.edictsfields + i * pr_edict_size);
1473 // link every entity except world
1475 SV_LinkEdict(ent, false);
1478 Mem_Free(oldedictsengineprivate);
1479 Mem_Free(oldedictsfields);
1480 Mem_Free(oldmoved_edicts);
1487 This is called at the start of each level
1490 extern float scr_centertime_off;
1492 void SV_SpawnServer (const char *server)
1497 model_t *worldmodel;
1498 char modelname[sizeof(sv.modelname)];
1500 Con_DPrintf("SpawnServer: %s\n", server);
1502 snprintf (modelname, sizeof(modelname), "maps/%s.bsp", server);
1503 worldmodel = Mod_ForName(modelname, false, true, true);
1504 if (!worldmodel || !worldmodel->TraceBox)
1506 Con_Printf("Couldn't load map %s\n", modelname);
1510 // let's not have any servers with no name
1511 if (hostname.string[0] == 0)
1512 Cvar_Set ("hostname", "UNNAMED");
1513 scr_centertime_off = 0;
1515 svs.changelevel_issued = false; // now safe to issue another
1518 // tell all connected clients that we are going to a new level
1524 // make sure cvars have been checked before opening the ports
1525 NetConn_ServerFrame();
1526 NetConn_OpenServerPorts(true);
1530 // make cvars consistant
1533 Cvar_SetValue ("deathmatch", 0);
1534 current_skill = bound(0, (int)(skill.value + 0.5), 3);
1536 Cvar_SetValue ("skill", (float)current_skill);
1539 // set up the new server
1541 Host_ClearMemory ();
1543 memset (&sv, 0, sizeof(sv));
1545 strlcpy (sv.name, server, sizeof (sv.name));
1548 if (!strcasecmp(sv_protocolname.string, "QUAKE"))
1550 sv.protocol = PROTOCOL_QUAKE;
1551 sv.netquakecompatible = true;
1553 else if (!strcasecmp(sv_protocolname.string, "QUAKEDP"))
1555 sv.protocol = PROTOCOL_QUAKE;
1556 sv.netquakecompatible = false;
1558 else if (!strcasecmp(sv_protocolname.string, "DARKPLACES1"))
1560 sv.protocol = PROTOCOL_DARKPLACES1;
1561 sv.netquakecompatible = false;
1563 else if (!strcasecmp(sv_protocolname.string, "DARKPLACES2"))
1565 sv.protocol = PROTOCOL_DARKPLACES2;
1566 sv.netquakecompatible = false;
1568 else if (!strcasecmp(sv_protocolname.string, "DARKPLACES3"))
1570 sv.protocol = PROTOCOL_DARKPLACES3;
1571 sv.netquakecompatible = false;
1573 else if (!strcasecmp(sv_protocolname.string, "DARKPLACES4"))
1575 sv.protocol = PROTOCOL_DARKPLACES4;
1576 sv.netquakecompatible = false;
1578 else if (!strcasecmp(sv_protocolname.string, "DARKPLACES5"))
1580 sv.protocol = PROTOCOL_DARKPLACES5;
1581 sv.netquakecompatible = false;
1585 sv.protocol = PROTOCOL_DARKPLACES5;
1586 sv.netquakecompatible = false;
1587 Con_Printf("Unknown sv_protocolname \"%s\", valid values are QUAKE, QUAKEDP, DARKPLACES1, DARKPLACES2, DARKPLACES3, DARKPLACES4, DARKPLACES5, falling back to DARKPLACES5 protocol\n", sv_protocolname.string);
1590 // load progs to get entity field count
1593 // allocate server memory
1594 // start out with just enough room for clients and a reasonable estimate of entities
1595 sv.max_edicts = max(svs.maxclients + 1, 512);
1596 sv.max_edicts = min(sv.max_edicts, MAX_EDICTS);
1598 // clear the edict memory pool
1599 Mem_EmptyPool(sv_edicts_mempool);
1600 // edict_t structures (hidden from progs)
1601 sv.edicts = Mem_Alloc(sv_edicts_mempool, MAX_EDICTS * sizeof(edict_t));
1602 // engine private structures (hidden from progs)
1603 sv.edictsengineprivate = Mem_Alloc(sv_edicts_mempool, sv.max_edicts * sizeof(edict_engineprivate_t));
1604 // progs fields, often accessed by server
1605 sv.edictsfields = Mem_Alloc(sv_edicts_mempool, sv.max_edicts * pr_edict_size);
1606 // used by PushMove to move back pushed entities
1607 sv.moved_edicts = Mem_Alloc(sv_edicts_mempool, sv.max_edicts * sizeof(edict_t *));
1608 for (i = 0;i < sv.max_edicts;i++)
1610 ent = sv.edicts + i;
1611 ent->e = sv.edictsengineprivate + i;
1612 ent->v = (void *)((qbyte *)sv.edictsfields + i * pr_edict_size);
1615 sv.datagram.maxsize = sizeof(sv.datagram_buf);
1616 sv.datagram.cursize = 0;
1617 sv.datagram.data = sv.datagram_buf;
1619 sv.reliable_datagram.maxsize = sizeof(sv.reliable_datagram_buf);
1620 sv.reliable_datagram.cursize = 0;
1621 sv.reliable_datagram.data = sv.reliable_datagram_buf;
1623 sv.signon.maxsize = sizeof(sv.signon_buf);
1624 sv.signon.cursize = 0;
1625 sv.signon.data = sv.signon_buf;
1627 // leave slots at start for clients only
1628 sv.num_edicts = svs.maxclients+1;
1630 sv.state = ss_loading;
1636 worldmodel->used = true;
1638 strlcpy (sv.name, server, sizeof (sv.name));
1639 strcpy(sv.modelname, modelname);
1640 sv.worldmodel = worldmodel;
1641 sv.models[1] = sv.worldmodel;
1644 // clear world interaction links
1648 sv.sound_precache[0] = "";
1650 sv.model_precache[0] = "";
1651 sv.model_precache[1] = sv.modelname;
1652 for (i = 1;i < sv.worldmodel->brush.numsubmodels;i++)
1654 sv.model_precache[i+1] = localmodels[i];
1655 sv.models[i+1] = Mod_ForName (localmodels[i], false, false, false);
1659 // load the rest of the entities
1662 memset (ent->v, 0, progs->entityfields * 4);
1663 ent->e->free = false;
1664 ent->v->model = PR_SetString(sv.modelname);
1665 ent->v->modelindex = 1; // world model
1666 ent->v->solid = SOLID_BSP;
1667 ent->v->movetype = MOVETYPE_PUSH;
1670 pr_global_struct->coop = coop.integer;
1672 pr_global_struct->deathmatch = deathmatch.integer;
1674 pr_global_struct->mapname = PR_SetString(sv.name);
1676 // serverflags are for cross level information (sigils)
1677 pr_global_struct->serverflags = svs.serverflags;
1679 // load replacement entity file if found
1681 if (sv_entpatch.integer)
1682 entities = FS_LoadFile(va("maps/%s.ent", sv.name), tempmempool, true);
1685 Con_Printf("Loaded maps/%s.ent\n", sv.name);
1686 ED_LoadFromFile (entities);
1690 ED_LoadFromFile (sv.worldmodel->brush.entities);
1693 // LordHavoc: clear world angles (to fix e3m3.bsp)
1694 VectorClear(sv.edicts->v->angles);
1698 // all setup is completed, any further precache statements are errors
1699 sv.state = ss_active;
1701 // run two frames to allow everything to settle
1702 for (i = 0;i < 2;i++)
1704 sv.frametime = pr_global_struct->frametime = host_frametime = 0.1;
1710 // create a baseline for more efficient communications
1711 if (sv.protocol == PROTOCOL_QUAKE)
1712 SV_CreateBaseline ();
1714 // send serverinfo to all connected clients
1715 for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1716 if (host_client->netconnection)
1717 SV_SendServerinfo(host_client);
1719 Con_DPrint("Server spawned.\n");
1720 NetConn_Heartbeat (2);