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 static cvar_t sv_cullentities_pvs = {0, "sv_cullentities_pvs", "0"}; // fast but loose
25 static cvar_t sv_cullentities_portal = {0, "sv_cullentities_portal", "0"}; // extremely accurate visibility checking, but too slow
26 static cvar_t sv_cullentities_trace = {0, "sv_cullentities_trace", "1"}; // tends to get false negatives, uses a timeout to keep entities visible a short time after becoming hidden
27 static cvar_t sv_cullentities_stats = {0, "sv_cullentities_stats", "0"};
32 static char localmodels[MAX_MODELS][5]; // inline model names for precache
34 static mempool_t *sv_edicts_mempool = NULL;
36 //============================================================================
38 extern void SV_Phys_Init (void);
39 extern void SV_World_Init (void);
50 Cvar_RegisterVariable (&sv_maxvelocity);
51 Cvar_RegisterVariable (&sv_gravity);
52 Cvar_RegisterVariable (&sv_friction);
53 Cvar_RegisterVariable (&sv_edgefriction);
54 Cvar_RegisterVariable (&sv_stopspeed);
55 Cvar_RegisterVariable (&sv_maxspeed);
56 Cvar_RegisterVariable (&sv_accelerate);
57 Cvar_RegisterVariable (&sv_idealpitchscale);
58 Cvar_RegisterVariable (&sv_aim);
59 Cvar_RegisterVariable (&sv_nostep);
60 Cvar_RegisterVariable (&sv_predict);
61 Cvar_RegisterVariable (&sv_deltacompress);
62 Cvar_RegisterVariable (&sv_cullentities_pvs);
63 Cvar_RegisterVariable (&sv_cullentities_portal);
64 Cvar_RegisterVariable (&sv_cullentities_trace);
65 Cvar_RegisterVariable (&sv_cullentities_stats);
70 for (i = 0;i < MAX_MODELS;i++)
71 sprintf (localmodels[i], "*%i", i);
73 sv_edicts_mempool = Mem_AllocPool("edicts");
77 =============================================================================
81 =============================================================================
88 Make sure the event gets sent to all clients
91 void SV_StartParticle (vec3_t org, vec3_t dir, int color, int count)
95 if (sv.datagram.cursize > MAX_DATAGRAM-16)
97 MSG_WriteByte (&sv.datagram, svc_particle);
98 MSG_WriteDPCoord (&sv.datagram, org[0]);
99 MSG_WriteDPCoord (&sv.datagram, org[1]);
100 MSG_WriteDPCoord (&sv.datagram, org[2]);
101 for (i=0 ; i<3 ; i++)
108 MSG_WriteChar (&sv.datagram, v);
110 MSG_WriteByte (&sv.datagram, count);
111 MSG_WriteByte (&sv.datagram, color);
118 Make sure the event gets sent to all clients
121 void SV_StartEffect (vec3_t org, int modelindex, int startframe, int framecount, int framerate)
123 if (sv.datagram.cursize > MAX_DATAGRAM-18)
125 if (modelindex >= 256 || startframe >= 256)
127 MSG_WriteByte (&sv.datagram, svc_effect2);
128 MSG_WriteDPCoord (&sv.datagram, org[0]);
129 MSG_WriteDPCoord (&sv.datagram, org[1]);
130 MSG_WriteDPCoord (&sv.datagram, org[2]);
131 MSG_WriteShort (&sv.datagram, modelindex);
132 MSG_WriteShort (&sv.datagram, startframe);
133 MSG_WriteByte (&sv.datagram, framecount);
134 MSG_WriteByte (&sv.datagram, framerate);
138 MSG_WriteByte (&sv.datagram, svc_effect);
139 MSG_WriteDPCoord (&sv.datagram, org[0]);
140 MSG_WriteDPCoord (&sv.datagram, org[1]);
141 MSG_WriteDPCoord (&sv.datagram, org[2]);
142 MSG_WriteByte (&sv.datagram, modelindex);
143 MSG_WriteByte (&sv.datagram, startframe);
144 MSG_WriteByte (&sv.datagram, framecount);
145 MSG_WriteByte (&sv.datagram, framerate);
153 Each entity can have eight independant sound sources, like voice,
156 Channel 0 is an auto-allocate channel, the others override anything
157 already running on that entity/channel pair.
159 An attenuation of 0 will play full volume everywhere in the level.
160 Larger attenuations will drop off. (max 4 attenuation)
164 void SV_StartSound (edict_t *entity, int channel, char *sample, int volume,
172 if (volume < 0 || volume > 255)
173 Host_Error ("SV_StartSound: volume = %i", volume);
175 if (attenuation < 0 || attenuation > 4)
176 Host_Error ("SV_StartSound: attenuation = %f", attenuation);
178 if (channel < 0 || channel > 7)
179 Host_Error ("SV_StartSound: channel = %i", channel);
181 if (sv.datagram.cursize > MAX_DATAGRAM-16)
184 // find precache number for sound
185 for (sound_num=1 ; sound_num<MAX_SOUNDS
186 && sv.sound_precache[sound_num] ; sound_num++)
187 if (!strcmp(sample, sv.sound_precache[sound_num]))
190 if ( sound_num == MAX_SOUNDS || !sv.sound_precache[sound_num] )
192 Con_Printf ("SV_StartSound: %s not precached\n", sample);
196 ent = NUM_FOR_EDICT(entity);
198 channel = (ent<<3) | channel;
201 if (volume != DEFAULT_SOUND_PACKET_VOLUME)
202 field_mask |= SND_VOLUME;
203 if (attenuation != DEFAULT_SOUND_PACKET_ATTENUATION)
204 field_mask |= SND_ATTENUATION;
206 // directed messages go only to the entity they are targeted on
207 if (sound_num >= 256)
208 MSG_WriteByte (&sv.datagram, svc_sound2);
210 MSG_WriteByte (&sv.datagram, svc_sound);
211 MSG_WriteByte (&sv.datagram, field_mask);
212 if (field_mask & SND_VOLUME)
213 MSG_WriteByte (&sv.datagram, volume);
214 if (field_mask & SND_ATTENUATION)
215 MSG_WriteByte (&sv.datagram, attenuation*64);
216 MSG_WriteShort (&sv.datagram, channel);
217 if (sound_num >= 256)
218 MSG_WriteShort (&sv.datagram, sound_num);
220 MSG_WriteByte (&sv.datagram, sound_num);
221 for (i=0 ; i<3 ; i++)
222 MSG_WriteDPCoord (&sv.datagram, entity->v->origin[i]+0.5*(entity->v->mins[i]+entity->v->maxs[i]));
226 ==============================================================================
230 ==============================================================================
237 Sends the first message from the server to a connected client.
238 This will be sent on the initial connection and upon each server load.
241 void SV_SendServerinfo (client_t *client)
246 // LordHavoc: clear entityframe tracking
247 client->entityframenumber = 0;
248 EntityFrame_ClearDatabase(&client->entitydatabase);
250 MSG_WriteByte (&client->message, svc_print);
251 sprintf (message, "\002\nServer: %s build %s (progs %i crc)", gamename, buildstring, pr_crc);
252 MSG_WriteString (&client->message,message);
254 MSG_WriteByte (&client->message, svc_serverinfo);
255 MSG_WriteLong (&client->message, DPPROTOCOL_VERSION3);
256 MSG_WriteByte (&client->message, svs.maxclients);
258 if (!coop.integer && deathmatch.integer)
259 MSG_WriteByte (&client->message, GAME_DEATHMATCH);
261 MSG_WriteByte (&client->message, GAME_COOP);
263 sprintf (message, pr_strings+sv.edicts->v->message);
265 MSG_WriteString (&client->message,message);
267 for (s = sv.model_precache+1 ; *s ; s++)
268 MSG_WriteString (&client->message, *s);
269 MSG_WriteByte (&client->message, 0);
271 for (s = sv.sound_precache+1 ; *s ; s++)
272 MSG_WriteString (&client->message, *s);
273 MSG_WriteByte (&client->message, 0);
276 MSG_WriteByte (&client->message, svc_cdtrack);
277 MSG_WriteByte (&client->message, sv.edicts->v->sounds);
278 MSG_WriteByte (&client->message, sv.edicts->v->sounds);
281 MSG_WriteByte (&client->message, svc_setview);
282 MSG_WriteShort (&client->message, NUM_FOR_EDICT(client->edict));
284 MSG_WriteByte (&client->message, svc_signonnum);
285 MSG_WriteByte (&client->message, 1);
287 client->sendsignon = true;
288 client->spawned = false; // need prespawn, spawn, etc
295 Initializes a client_t for a new net connection. This will only be called
296 once for a player each game, not once for each level change.
299 void SV_ConnectClient (int clientnum)
304 struct qsocket_s *netconnection;
306 float spawn_parms[NUM_SPAWN_PARMS];
308 client = svs.clients + clientnum;
310 Con_DPrintf ("Client %s connected\n", client->netconnection->address);
312 edictnum = clientnum+1;
314 ent = EDICT_NUM(edictnum);
316 // set up the client_t
317 netconnection = client->netconnection;
320 memcpy (spawn_parms, client->spawn_parms, sizeof(spawn_parms));
321 memset (client, 0, sizeof(*client));
322 client->netconnection = netconnection;
324 strcpy (client->name, "unconnected");
325 client->active = true;
326 client->spawned = false;
328 client->message.data = client->msgbuf;
329 client->message.maxsize = sizeof(client->msgbuf);
330 client->message.allowoverflow = true; // we can catch it
333 memcpy (client->spawn_parms, spawn_parms, sizeof(spawn_parms));
336 // call the progs to get default spawn parms for the new client
337 PR_ExecuteProgram (pr_global_struct->SetNewParms, "QC function SetNewParms is missing");
338 for (i=0 ; i<NUM_SPAWN_PARMS ; i++)
339 client->spawn_parms[i] = (&pr_global_struct->parm1)[i];
343 SV_SendServerinfo (client);
345 // send serverinfo on first nop
346 client->waitingforconnect = true;
347 client->sendsignon = true;
348 client->spawned = false; // need prespawn, spawn, etc
355 SV_CheckForNewClients
359 void SV_CheckForNewClients (void)
361 struct qsocket_s *ret;
365 // check for new connections
369 ret = NET_CheckNewConnections ();
374 // init a new client structure
376 for (i=0 ; i<svs.maxclients ; i++)
377 if (!svs.clients[i].active)
379 if (i == svs.maxclients)
380 Sys_Error ("Host_CheckForNewClients: no free clients");
382 svs.clients[i].netconnection = ret;
383 SV_ConnectClient (i);
385 net_activeconnections++;
393 ===============================================================================
397 ===============================================================================
406 void SV_ClearDatagram (void)
408 SZ_Clear (&sv.datagram);
412 =============================================================================
414 The PVS must include a small area around the client to allow head bobbing
415 or other small motion on the client side. Otherwise, a bob might cause an
416 entity that should be visible to not show up, especially when the bob
419 =============================================================================
423 qbyte fatpvs[MAX_MAP_LEAFS/8];
425 void SV_AddToFatPVS (vec3_t org, mnode_t *node)
434 // if this is a leaf, accumulate the pvs bits
435 if (node->contents < 0)
437 if (node->contents != CONTENTS_SOLID)
439 pvs = Mod_LeafPVS ( (mleaf_t *)node, sv.worldmodel);
440 for (i=0 ; i<fatbytes ; i++)
447 d = DotProduct (org, plane->normal) - plane->dist;
449 node = node->children[0];
451 node = node->children[1];
454 SV_AddToFatPVS (org, node->children[0]);
455 node = node->children[1];
464 Calculates a PVS that is the inclusive or of all leafs within 8 pixels of the
468 qbyte *SV_FatPVS (vec3_t org)
470 fatbytes = (sv.worldmodel->numleafs+31)>>3;
471 memset (fatpvs, 0, fatbytes);
472 SV_AddToFatPVS (org, sv.worldmodel->nodes);
476 //=============================================================================
479 int SV_BoxTouchingPVS (qbyte *pvs, vec3_t mins, vec3_t maxs, mnode_t *node)
483 if (node->contents < 0)
486 if (node->contents == CONTENTS_SOLID)
488 leafnum = (mleaf_t *)node - sv.worldmodel->leafs - 1;
489 return pvs[leafnum >> 3] & (1 << (leafnum & 7));
492 // node - recurse down the BSP tree
493 switch (BoxOnPlaneSide(mins, maxs, node->plane))
496 node = node->children[0];
499 node = node->children[1];
502 if (node->children[0]->contents != CONTENTS_SOLID)
503 if (SV_BoxTouchingPVS (pvs, mins, maxs, node->children[0]))
505 node = node->children[1];
515 SV_WriteEntitiesToClient
520 void SV_WriteEntitiesToClient (client_t *client, edict_t *clent, sizebuf_t *msg)
522 int e, clentnum, bits, alpha, glowcolor, glowsize, scale, effects, lightsize;
523 int culled_pvs, culled_portal, culled_trace, visibleentities, totalentities;
525 vec3_t origin, angles, entmins, entmaxs, testorigin, testeye;
526 float nextfullupdate, alphaf;
529 entity_state_t *baseline; // LordHavoc: delta or startup baseline
533 Mod_CheckLoaded(sv.worldmodel);
535 // find the client's PVS
536 VectorAdd (clent->v->origin, clent->v->view_ofs, testeye);
537 pvs = SV_FatPVS (testeye);
545 clentnum = EDICT_TO_PROG(clent); // LordHavoc: for comparison purposes
546 // send all entities that touch the pvs
547 ent = NEXT_EDICT(sv.edicts);
548 for (e = 1;e < sv.num_edicts;e++, ent = NEXT_EDICT(ent))
552 // prevent delta compression against this frame (unless actually sent, which will restore this later)
553 nextfullupdate = client->nextfullupdate[e];
554 client->nextfullupdate[e] = -1;
556 if (ent != clent) // LordHavoc: always send player
558 if ((val = GETEDICTFIELDVALUE(ent, eval_viewmodelforclient)) && val->edict)
560 if (val->edict != clentnum)
562 // don't show to anyone else
566 bits |= U_VIEWMODEL; // show relative to the view
570 // LordHavoc: never draw something told not to display to this client
571 if ((val = GETEDICTFIELDVALUE(ent, eval_nodrawtoclient)) && val->edict == clentnum)
573 if ((val = GETEDICTFIELDVALUE(ent, eval_drawonlytoclient)) && val->edict && val->edict != clentnum)
580 if ((val = GETEDICTFIELDVALUE(ent, eval_glow_size)))
581 glowsize = (int) val->_float >> 2;
582 if (glowsize > 255) glowsize = 255;
583 if (glowsize < 0) glowsize = 0;
585 if ((val = GETEDICTFIELDVALUE(ent, eval_glow_trail)))
586 if (val->_float != 0)
589 if (ent->v->modelindex >= 0 && ent->v->modelindex < MAX_MODELS && pr_strings[ent->v->model])
591 model = sv.models[(int)ent->v->modelindex];
592 Mod_CheckLoaded(model);
597 if (ent != clent) // LordHavoc: always send player
598 if (glowsize == 0 && (bits & U_GLOWTRAIL) == 0) // no effects
602 VectorCopy(ent->v->angles, angles);
603 if (DotProduct(ent->v->velocity, ent->v->velocity) >= 1.0f)
605 VectorMA(ent->v->origin, host_client->latency, ent->v->velocity, origin);
606 // LordHavoc: trace predicted movement to avoid putting things in walls
607 trace = SV_Move (ent->v->origin, ent->v->mins, ent->v->maxs, origin, MOVE_NORMAL, ent);
608 VectorCopy(trace.endpos, origin);
612 VectorCopy(ent->v->origin, origin);
615 // ent has survived every check so far, check if it is visible
616 if (ent != clent && ((bits & U_VIEWMODEL) == 0))
618 // use the predicted origin
619 entmins[0] = origin[0] - 1.0f;
620 entmins[1] = origin[1] - 1.0f;
621 entmins[2] = origin[2] - 1.0f;
622 entmaxs[0] = origin[0] + 1.0f;
623 entmaxs[1] = origin[1] + 1.0f;
624 entmaxs[2] = origin[2] + 1.0f;
625 // using the model's bounding box to ensure things are visible regardless of their physics box
628 if (ent->v->angles[0] || ent->v->angles[2]) // pitch and roll
630 VectorAdd(entmins, model->rotatedmins, entmins);
631 VectorAdd(entmaxs, model->rotatedmaxs, entmaxs);
633 else if (ent->v->angles[1])
635 VectorAdd(entmins, model->yawmins, entmins);
636 VectorAdd(entmaxs, model->yawmaxs, entmaxs);
640 VectorAdd(entmins, model->normalmins, entmins);
641 VectorAdd(entmaxs, model->normalmaxs, entmaxs);
647 // if not touching a visible leaf
648 if (sv_cullentities_pvs.integer && !SV_BoxTouchingPVS(pvs, entmins, entmaxs, sv.worldmodel->nodes))
654 // or not visible through the portals
655 if (sv_cullentities_portal.integer && !Portal_CheckBox(sv.worldmodel, testeye, entmins, entmaxs))
661 // don't try to cull embedded brush models with this, they're sometimes huge (spanning several rooms)
662 if (sv_cullentities_trace.integer && (model == NULL || model->type != mod_brush || model->name[0] != '*'))
664 // LordHavoc: test random offsets, to maximize chance of detection
665 testorigin[0] = lhrandom(entmins[0], entmaxs[0]);
666 testorigin[1] = lhrandom(entmins[1], entmaxs[1]);
667 testorigin[2] = lhrandom(entmins[2], entmaxs[2]);
669 Collision_ClipTrace(&trace, NULL, sv.worldmodel, vec3_origin, vec3_origin, vec3_origin, testeye, vec3_origin, vec3_origin, testorigin);
671 if (trace.fraction == 1)
672 client->visibletime[e] = realtime + 1;
675 //test nearest point on bbox
676 testorigin[0] = bound(entmins[0], testeye[0], entmaxs[0]);
677 testorigin[1] = bound(entmins[1], testeye[1], entmaxs[1]);
678 testorigin[2] = bound(entmins[2], testeye[2], entmaxs[2]);
680 Collision_ClipTrace(&trace, NULL, sv.worldmodel, vec3_origin, vec3_origin, vec3_origin, testeye, vec3_origin, vec3_origin, testorigin);
682 if (trace.fraction == 1)
683 client->visibletime[e] = realtime + 1;
684 else if (realtime > client->visibletime[e])
697 effects = ent->v->effects;
699 if ((val = GETEDICTFIELDVALUE(ent, eval_alpha)))
700 if (val->_float != 0)
701 alphaf = val->_float * 255.0f;
704 if ((val = GETEDICTFIELDVALUE(ent, eval_renderamt)))
705 if (val->_float != 0)
706 alphaf = val->_float;
710 alpha = bound(0, alphaf, 255);
712 if ((val = GETEDICTFIELDVALUE(ent, eval_scale)))
713 if ((scale = (int) (val->_float * 16.0)) == 0) scale = 16;
714 if (scale < 0) scale = 0;
715 if (scale > 255) scale = 255;
717 if ((val = GETEDICTFIELDVALUE(ent, eval_glow_color)))
718 if (val->_float != 0)
719 glowcolor = (int) val->_float;
721 if ((val = GETEDICTFIELDVALUE(ent, eval_fullbright)))
722 if (val->_float != 0)
723 effects |= EF_FULLBRIGHT;
727 if (glowsize == 0 && (bits & U_GLOWTRAIL) == 0) // no effects
731 // don't send if flagged for NODRAW and there are no effects
732 if (model->flags == 0 && ((effects & EF_NODRAW) || scale <= 0 || alpha <= 0))
735 else // no model and no effects
740 if (msg->maxsize - msg->cursize < 32) // LordHavoc: increased check from 16 to 32
742 Con_Printf ("packet overflow\n");
743 // mark the rest of the entities so they can't be delta compressed against this frame
744 for (;e < sv.num_edicts;e++)
746 client->nextfullupdate[e] = -1;
747 client->visibletime[e] = -1;
752 if ((val = GETEDICTFIELDVALUE(ent, eval_exteriormodeltoclient)) && val->edict == clentnum)
753 bits = bits | U_EXTERIORMODEL;
756 baseline = &ent->baseline;
758 if (((int)ent->v->effects & EF_DELTA) && sv_deltacompress.integer)
760 // every half second a full update is forced
761 if (realtime < client->nextfullupdate[e])
764 baseline = &ent->deltabaseline;
767 nextfullupdate = realtime + 0.5f;
770 nextfullupdate = realtime + 0.5f;
772 // restore nextfullupdate since this is being sent for real
773 client->nextfullupdate[e] = nextfullupdate;
776 bits |= U_LONGENTITY;
778 if (ent->v->movetype == MOVETYPE_STEP)
781 // LordHavoc: old stuff, but rewritten to have more exact tolerances
782 if (origin[0] != baseline->origin[0]) bits |= U_ORIGIN1;
783 if (origin[1] != baseline->origin[1]) bits |= U_ORIGIN2;
784 if (origin[2] != baseline->origin[2]) bits |= U_ORIGIN3;
785 if (((int)(angles[0]*(256.0/360.0)) & 255) != ((int)(baseline->angles[0]*(256.0/360.0)) & 255)) bits |= U_ANGLE1;
786 if (((int)(angles[1]*(256.0/360.0)) & 255) != ((int)(baseline->angles[1]*(256.0/360.0)) & 255)) bits |= U_ANGLE2;
787 if (((int)(angles[2]*(256.0/360.0)) & 255) != ((int)(baseline->angles[2]*(256.0/360.0)) & 255)) bits |= U_ANGLE3;
788 if (baseline->colormap != (qbyte) ent->v->colormap) bits |= U_COLORMAP;
789 if (baseline->skin != (qbyte) ent->v->skin) bits |= U_SKIN;
790 if ((baseline->frame & 0x00FF) != ((int) ent->v->frame & 0x00FF)) bits |= U_FRAME;
791 if ((baseline->effects & 0x00FF) != ((int) ent->v->effects & 0x00FF)) bits |= U_EFFECTS;
792 if ((baseline->modelindex & 0x00FF) != ((int) ent->v->modelindex & 0x00FF)) bits |= U_MODEL;
794 // LordHavoc: new stuff
795 if (baseline->alpha != alpha) bits |= U_ALPHA;
796 if (baseline->scale != scale) bits |= U_SCALE;
797 if (((int) baseline->effects & 0xFF00) != ((int) ent->v->effects & 0xFF00)) bits |= U_EFFECTS2;
798 if (baseline->glowsize != glowsize) bits |= U_GLOWSIZE;
799 if (baseline->glowcolor != glowcolor) bits |= U_GLOWCOLOR;
800 if (((int) baseline->frame & 0xFF00) != ((int) ent->v->frame & 0xFF00)) bits |= U_FRAME2;
801 if (((int) baseline->frame & 0xFF00) != ((int) ent->v->modelindex & 0xFF00)) bits |= U_MODEL2;
803 // update delta baseline
804 VectorCopy(ent->v->origin, ent->deltabaseline.origin);
805 VectorCopy(ent->v->angles, ent->deltabaseline.angles);
806 ent->deltabaseline.colormap = ent->v->colormap;
807 ent->deltabaseline.skin = ent->v->skin;
808 ent->deltabaseline.frame = ent->v->frame;
809 ent->deltabaseline.effects = ent->v->effects;
810 ent->deltabaseline.modelindex = ent->v->modelindex;
811 ent->deltabaseline.alpha = alpha;
812 ent->deltabaseline.scale = scale;
813 ent->deltabaseline.glowsize = glowsize;
814 ent->deltabaseline.glowcolor = glowcolor;
817 if (bits >= 16777216)
825 MSG_WriteByte (msg, bits);
826 if (bits & U_MOREBITS)
827 MSG_WriteByte (msg, bits>>8);
828 // LordHavoc: extend bytes have to be written here due to delta compression
829 if (bits & U_EXTEND1)
830 MSG_WriteByte (msg, bits>>16);
831 if (bits & U_EXTEND2)
832 MSG_WriteByte (msg, bits>>24);
834 // LordHavoc: old stuff
835 if (bits & U_LONGENTITY)
836 MSG_WriteShort (msg,e);
838 MSG_WriteByte (msg,e);
839 if (bits & U_MODEL) MSG_WriteByte (msg, ent->v->modelindex);
840 if (bits & U_FRAME) MSG_WriteByte (msg, ent->v->frame);
841 if (bits & U_COLORMAP) MSG_WriteByte (msg, ent->v->colormap);
842 if (bits & U_SKIN) MSG_WriteByte (msg, ent->v->skin);
843 if (bits & U_EFFECTS) MSG_WriteByte (msg, ent->v->effects);
844 if (bits & U_ORIGIN1) MSG_WriteDPCoord (msg, origin[0]);
845 if (bits & U_ANGLE1) MSG_WriteAngle(msg, angles[0]);
846 if (bits & U_ORIGIN2) MSG_WriteDPCoord (msg, origin[1]);
847 if (bits & U_ANGLE2) MSG_WriteAngle(msg, angles[1]);
848 if (bits & U_ORIGIN3) MSG_WriteDPCoord (msg, origin[2]);
849 if (bits & U_ANGLE3) MSG_WriteAngle(msg, angles[2]);
851 // LordHavoc: new stuff
852 if (bits & U_ALPHA) MSG_WriteByte(msg, alpha);
853 if (bits & U_SCALE) MSG_WriteByte(msg, scale);
854 if (bits & U_EFFECTS2) MSG_WriteByte(msg, (int)ent->v->effects >> 8);
855 if (bits & U_GLOWSIZE) MSG_WriteByte(msg, glowsize);
856 if (bits & U_GLOWCOLOR) MSG_WriteByte(msg, glowcolor);
857 if (bits & U_FRAME2) MSG_WriteByte(msg, (int)ent->v->frame >> 8);
858 if (bits & U_MODEL2) MSG_WriteByte(msg, (int)ent->v->modelindex >> 8);
861 if (sv_cullentities_stats.integer)
862 Con_Printf("client \"%s\" entities: %d total, %d visible, %d culled by: %d pvs %d portal %d trace\n", client->name, totalentities, visibleentities, culled_pvs + culled_portal + culled_trace, culled_pvs, culled_portal, culled_trace);
865 void SV_WriteEntitiesToClient (client_t *client, edict_t *clent, sizebuf_t *msg)
867 int e, clentnum, flags, alpha, glowcolor, glowsize, scale, effects, modelindex;
868 int culled_pvs, culled_portal, culled_trace, visibleentities, totalentities;
869 float alphaf, lightsize;
871 vec3_t origin, angles, entmins, entmaxs, lightmins, lightmaxs, testorigin, testeye;
876 entity_frame_t entityframe;
879 if (client->sendsignon)
882 Mod_CheckLoaded(sv.worldmodel);
884 // find the client's PVS
885 // the real place being tested from
886 VectorAdd (clent->v->origin, clent->v->view_ofs, testeye);
887 pvs = SV_FatPVS (testeye);
889 // the place being reported (to consider the fact the client still
890 // applies the view_ofs[2], so we have to only send the fractional part
891 // of view_ofs[2], undoing what the client will redo)
892 VectorCopy (testeye, testorigin);
893 e = (int) clent->v->view_ofs[2] & 255;
896 testorigin[2] -= (float) e;
897 EntityFrame_Clear(&entityframe, testorigin);
905 clentnum = EDICT_TO_PROG(clent); // LordHavoc: for comparison purposes
906 // send all entities that touch the pvs
907 ent = NEXT_EDICT(sv.edicts);
908 for (e = 1;e < sv.num_edicts;e++, ent = NEXT_EDICT(ent))
914 if (ent != clent) // LordHavoc: always send player
916 if ((val = GETEDICTFIELDVALUE(ent, eval_viewmodelforclient)) && val->edict)
918 if (val->edict == clentnum)
919 flags |= RENDER_VIEWMODEL; // show relative to the view
922 // don't show to anyone else
928 // LordHavoc: never draw something told not to display to this client
929 if ((val = GETEDICTFIELDVALUE(ent, eval_nodrawtoclient)) && val->edict == clentnum)
931 if ((val = GETEDICTFIELDVALUE(ent, eval_drawonlytoclient)) && val->edict && val->edict != clentnum)
937 effects = ent->v->effects;
938 if ((val = GETEDICTFIELDVALUE(ent, eval_glow_size)))
939 glowsize = (int) val->_float >> 2;
940 glowsize = bound(0, glowsize, 255);
943 if (effects & (EF_BRIGHTFIELD | EF_MUZZLEFLASH | EF_BRIGHTLIGHT | EF_DIMLIGHT | EF_RED | EF_BLUE | EF_FLAME | EF_STARDUST))
945 if (effects & EF_BRIGHTFIELD)
946 lightsize = max(lightsize, 80);
947 if (effects & EF_MUZZLEFLASH)
948 lightsize = max(lightsize, 100);
949 if (effects & EF_BRIGHTLIGHT)
950 lightsize = max(lightsize, 400);
951 if (effects & EF_DIMLIGHT)
952 lightsize = max(lightsize, 200);
953 if (effects & EF_RED)
954 lightsize = max(lightsize, 200);
955 if (effects & EF_BLUE)
956 lightsize = max(lightsize, 200);
957 if (effects & EF_FLAME)
958 lightsize = max(lightsize, 250);
959 if (effects & EF_STARDUST)
960 lightsize = max(lightsize, 100);
963 lightsize = max(lightsize, glowsize << 2);
965 if ((val = GETEDICTFIELDVALUE(ent, eval_glow_trail)))
966 if (val->_float != 0)
968 flags |= RENDER_GLOWTRAIL;
969 lightsize = max(lightsize, 100);
973 if (ent->v->modelindex >= 0 && ent->v->modelindex < MAX_MODELS && pr_strings[ent->v->model])
975 modelindex = ent->v->modelindex;
976 model = sv.models[(int)ent->v->modelindex];
977 Mod_CheckLoaded(model);
982 if (ent != clent) // LordHavoc: always send player
983 if (lightsize == 0) // no effects
987 VectorCopy(ent->v->angles, angles);
988 if (DotProduct(ent->v->velocity, ent->v->velocity) >= 1.0f && host_client->latency >= 0.01f)
990 VectorMA(ent->v->origin, host_client->latency, ent->v->velocity, origin);
991 // LordHavoc: trace predicted movement to avoid putting things in walls
992 trace = SV_Move (ent->v->origin, ent->v->mins, ent->v->maxs, origin, MOVE_NORMAL, ent);
993 VectorCopy(trace.endpos, origin);
997 VectorCopy(ent->v->origin, origin);
1000 // ent has survived every check so far, check if it is visible
1001 // always send embedded brush models, they don't generate much traffic
1002 if (ent != clent && ((flags & RENDER_VIEWMODEL) == 0) && (model == NULL || model->type != mod_brush || model->name[0] != '*'))
1004 // use the predicted origin
1005 entmins[0] = origin[0] - 1.0f;
1006 entmins[1] = origin[1] - 1.0f;
1007 entmins[2] = origin[2] - 1.0f;
1008 entmaxs[0] = origin[0] + 1.0f;
1009 entmaxs[1] = origin[1] + 1.0f;
1010 entmaxs[2] = origin[2] + 1.0f;
1011 // using the model's bounding box to ensure things are visible regardless of their physics box
1014 if (ent->v->angles[0] || ent->v->angles[2]) // pitch and roll
1016 VectorAdd(entmins, model->rotatedmins, entmins);
1017 VectorAdd(entmaxs, model->rotatedmaxs, entmaxs);
1019 else if (ent->v->angles[1])
1021 VectorAdd(entmins, model->yawmins, entmins);
1022 VectorAdd(entmaxs, model->yawmaxs, entmaxs);
1026 VectorAdd(entmins, model->normalmins, entmins);
1027 VectorAdd(entmaxs, model->normalmaxs, entmaxs);
1030 lightmins[0] = min(entmins[0], origin[0] - lightsize);
1031 lightmins[1] = min(entmins[1], origin[1] - lightsize);
1032 lightmins[2] = min(entmins[2], origin[2] - lightsize);
1033 lightmaxs[0] = min(entmaxs[0], origin[0] + lightsize);
1034 lightmaxs[1] = min(entmaxs[1], origin[1] + lightsize);
1035 lightmaxs[2] = min(entmaxs[2], origin[2] + lightsize);
1039 // if not touching a visible leaf
1040 if (sv_cullentities_pvs.integer && !SV_BoxTouchingPVS(pvs, lightmins, lightmaxs, sv.worldmodel->nodes))
1046 // or not visible through the portals
1047 if (sv_cullentities_portal.integer && !Portal_CheckBox(sv.worldmodel, testeye, lightmins, lightmaxs))
1053 if (sv_cullentities_trace.integer)
1055 // LordHavoc: test center first
1056 testorigin[0] = (entmins[0] + entmaxs[0]) * 0.5f;
1057 testorigin[1] = (entmins[1] + entmaxs[1]) * 0.5f;
1058 testorigin[2] = (entmins[2] + entmaxs[2]) * 0.5f;
1059 Collision_ClipTrace(&trace, NULL, sv.worldmodel, vec3_origin, vec3_origin, vec3_origin, vec3_origin, testeye, vec3_origin, vec3_origin, testorigin);
1060 if (trace.fraction == 1)
1061 client->visibletime[e] = realtime + 1;
1064 // LordHavoc: test random offsets, to maximize chance of detection
1065 testorigin[0] = lhrandom(entmins[0], entmaxs[0]);
1066 testorigin[1] = lhrandom(entmins[1], entmaxs[1]);
1067 testorigin[2] = lhrandom(entmins[2], entmaxs[2]);
1068 Collision_ClipTrace(&trace, NULL, sv.worldmodel, vec3_origin, vec3_origin, vec3_origin, vec3_origin, testeye, vec3_origin, vec3_origin, testorigin);
1069 if (trace.fraction == 1)
1070 client->visibletime[e] = realtime + 1;
1075 // LordHavoc: test random offsets, to maximize chance of detection
1076 testorigin[0] = lhrandom(lightmins[0], lightmaxs[0]);
1077 testorigin[1] = lhrandom(lightmins[1], lightmaxs[1]);
1078 testorigin[2] = lhrandom(lightmins[2], lightmaxs[2]);
1079 Collision_ClipTrace(&trace, NULL, sv.worldmodel, vec3_origin, vec3_origin, vec3_origin, vec3_origin, testeye, vec3_origin, vec3_origin, testorigin);
1080 if (trace.fraction == 1)
1081 client->visibletime[e] = realtime + 1;
1084 if (realtime > client->visibletime[e])
1093 if (realtime > client->visibletime[e])
1108 effects = ent->v->effects;
1110 if ((val = GETEDICTFIELDVALUE(ent, eval_alpha)))
1111 if (val->_float != 0)
1112 alphaf = val->_float * 255.0;
1115 if ((val = GETEDICTFIELDVALUE(ent, eval_renderamt)))
1116 if (val->_float != 0)
1117 alphaf = val->_float;
1121 alpha = bound(0, alphaf, 255);
1123 if ((val = GETEDICTFIELDVALUE(ent, eval_scale)))
1124 if ((scale = (int) (val->_float * 16.0)) == 0) scale = 16;
1125 if (scale < 0) scale = 0;
1126 if (scale > 255) scale = 255;
1128 if ((val = GETEDICTFIELDVALUE(ent, eval_glow_color)))
1129 if (val->_float != 0)
1130 glowcolor = (int) val->_float;
1132 if ((val = GETEDICTFIELDVALUE(ent, eval_fullbright)))
1133 if (val->_float != 0)
1134 effects |= EF_FULLBRIGHT;
1138 if (lightsize == 0) // no effects
1142 // don't send if flagged for NODRAW and there are no effects
1143 if (model->flags == 0 && ((effects & EF_NODRAW) || scale <= 0 || alpha <= 0))
1146 else // no model and no effects
1151 if ((val = GETEDICTFIELDVALUE(ent, eval_exteriormodeltoclient)) && val->edict == clentnum)
1152 flags |= RENDER_EXTERIORMODEL;
1154 if (ent->v->movetype == MOVETYPE_STEP)
1155 flags |= RENDER_STEP;
1156 // don't send an entity if it's coordinates would wrap around
1157 if ((effects & EF_LOWPRECISION) && origin[0] >= -32768 && origin[1] >= -32768 && origin[2] >= -32768 && origin[0] <= 32767 && origin[1] <= 32767 && origin[2] <= 32767)
1158 flags |= RENDER_LOWPRECISION;
1160 s = EntityFrame_NewEntity(&entityframe, e);
1161 // if we run out of space, abort
1164 VectorCopy(origin, s->origin);
1165 VectorCopy(angles, s->angles);
1166 if (ent->v->colormap >= 1024)
1167 flags |= RENDER_COLORMAPPED;
1168 s->colormap = ent->v->colormap;
1169 s->skin = ent->v->skin;
1170 s->frame = ent->v->frame;
1171 s->modelindex = modelindex;
1172 s->effects = effects;
1175 s->glowsize = glowsize;
1176 s->glowcolor = glowcolor;
1179 entityframe.framenum = ++client->entityframenumber;
1180 EntityFrame_Write(&client->entitydatabase, &entityframe, msg);
1182 if (sv_cullentities_stats.integer)
1183 Con_Printf("client \"%s\" entities: %d total, %d visible, %d culled by: %d pvs %d portal %d trace\n", client->name, totalentities, visibleentities, culled_pvs + culled_portal + culled_trace, culled_pvs, culled_portal, culled_trace);
1193 void SV_CleanupEnts (void)
1198 ent = NEXT_EDICT(sv.edicts);
1199 for (e=1 ; e<sv.num_edicts ; e++, ent = NEXT_EDICT(ent))
1200 ent->v->effects = (int)ent->v->effects & ~EF_MUZZLEFLASH;
1205 SV_WriteClientdataToMessage
1209 void SV_WriteClientdataToMessage (edict_t *ent, sizebuf_t *msg)
1220 // send a damage message
1222 if (ent->v->dmg_take || ent->v->dmg_save)
1224 other = PROG_TO_EDICT(ent->v->dmg_inflictor);
1225 MSG_WriteByte (msg, svc_damage);
1226 MSG_WriteByte (msg, ent->v->dmg_save);
1227 MSG_WriteByte (msg, ent->v->dmg_take);
1228 for (i=0 ; i<3 ; i++)
1229 MSG_WriteDPCoord (msg, other->v->origin[i] + 0.5*(other->v->mins[i] + other->v->maxs[i]));
1231 ent->v->dmg_take = 0;
1232 ent->v->dmg_save = 0;
1236 // send the current viewpos offset from the view entity
1238 SV_SetIdealPitch (); // how much to look up / down ideally
1240 // a fixangle might get lost in a dropped packet. Oh well.
1241 if ( ent->v->fixangle )
1243 MSG_WriteByte (msg, svc_setangle);
1244 for (i=0 ; i < 3 ; i++)
1245 MSG_WriteAngle (msg, ent->v->angles[i] );
1246 ent->v->fixangle = 0;
1251 if (ent->v->view_ofs[2] != DEFAULT_VIEWHEIGHT)
1252 bits |= SU_VIEWHEIGHT;
1254 if (ent->v->idealpitch)
1255 bits |= SU_IDEALPITCH;
1257 // stuff the sigil bits into the high bits of items for sbar, or else
1259 val = GETEDICTFIELDVALUE(ent, eval_items2);
1262 items = (int)ent->v->items | ((int)val->_float << 23);
1264 items = (int)ent->v->items | ((int)pr_global_struct->serverflags << 28);
1268 if ( (int)ent->v->flags & FL_ONGROUND)
1269 bits |= SU_ONGROUND;
1271 if ( ent->v->waterlevel >= 2)
1275 VectorClear(punchvector);
1276 if ((val = GETEDICTFIELDVALUE(ent, eval_punchvector)))
1277 VectorCopy(val->vector, punchvector);
1280 if ((val = GETEDICTFIELDVALUE(ent, eval_viewzoom)))
1282 i = val->_float * 255.0f;
1286 i = bound(0, i, 255);
1290 if (viewzoom != 255)
1291 bits |= SU_VIEWZOOM;
1293 for (i=0 ; i<3 ; i++)
1295 if (ent->v->punchangle[i])
1296 bits |= (SU_PUNCH1<<i);
1297 if (punchvector[i]) // dpprotocol
1298 bits |= (SU_PUNCHVEC1<<i); // dpprotocol
1299 if (ent->v->velocity[i])
1300 bits |= (SU_VELOCITY1<<i);
1303 if (ent->v->weaponframe)
1304 bits |= SU_WEAPONFRAME;
1306 if (ent->v->armorvalue)
1313 if (bits >= 16777216)
1318 MSG_WriteByte (msg, svc_clientdata);
1319 MSG_WriteShort (msg, bits);
1320 if (bits & SU_EXTEND1)
1321 MSG_WriteByte(msg, bits >> 16);
1322 if (bits & SU_EXTEND2)
1323 MSG_WriteByte(msg, bits >> 24);
1325 if (bits & SU_VIEWHEIGHT)
1326 MSG_WriteChar (msg, ent->v->view_ofs[2]);
1328 if (bits & SU_IDEALPITCH)
1329 MSG_WriteChar (msg, ent->v->idealpitch);
1331 for (i=0 ; i<3 ; i++)
1333 if (bits & (SU_PUNCH1<<i))
1334 MSG_WritePreciseAngle(msg, ent->v->punchangle[i]); // dpprotocol
1335 if (bits & (SU_PUNCHVEC1<<i)) // dpprotocol
1336 MSG_WriteDPCoord(msg, punchvector[i]); // dpprotocol
1337 if (bits & (SU_VELOCITY1<<i))
1338 MSG_WriteChar (msg, ent->v->velocity[i]/16);
1341 // [always sent] if (bits & SU_ITEMS)
1342 MSG_WriteLong (msg, items);
1344 if (bits & SU_WEAPONFRAME)
1345 MSG_WriteByte (msg, ent->v->weaponframe);
1346 if (bits & SU_ARMOR)
1347 MSG_WriteByte (msg, ent->v->armorvalue);
1348 if (bits & SU_WEAPON)
1349 MSG_WriteByte (msg, SV_ModelIndex(pr_strings+ent->v->weaponmodel));
1351 MSG_WriteShort (msg, ent->v->health);
1352 MSG_WriteByte (msg, ent->v->currentammo);
1353 MSG_WriteByte (msg, ent->v->ammo_shells);
1354 MSG_WriteByte (msg, ent->v->ammo_nails);
1355 MSG_WriteByte (msg, ent->v->ammo_rockets);
1356 MSG_WriteByte (msg, ent->v->ammo_cells);
1358 if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE)
1362 if ( ((int)ent->v->weapon) & (1<<i) )
1364 MSG_WriteByte (msg, i);
1371 MSG_WriteByte (msg, ent->v->weapon);
1374 if (bits & SU_VIEWZOOM)
1375 MSG_WriteByte (msg, viewzoom);
1379 =======================
1380 SV_SendClientDatagram
1381 =======================
1383 qboolean SV_SendClientDatagram (client_t *client)
1385 qbyte buf[MAX_DATAGRAM];
1389 msg.maxsize = sizeof(buf);
1392 MSG_WriteByte (&msg, svc_time);
1393 MSG_WriteFloat (&msg, sv.time);
1395 if (client->spawned)
1397 // add the client specific data to the datagram
1398 SV_WriteClientdataToMessage (client->edict, &msg);
1400 SV_WriteEntitiesToClient (client, client->edict, &msg);
1402 // copy the server datagram if there is space
1403 if (msg.cursize + sv.datagram.cursize < msg.maxsize)
1404 SZ_Write (&msg, sv.datagram.data, sv.datagram.cursize);
1407 // send the datagram
1408 if (NET_SendUnreliableMessage (client->netconnection, &msg) == -1)
1410 SV_DropClient (true);// if the message couldn't send, kick off
1418 =======================
1419 SV_UpdateToReliableMessages
1420 =======================
1422 void SV_UpdateToReliableMessages (void)
1427 // check for changes to be sent over the reliable streams
1428 for (i=0, host_client = svs.clients ; i<svs.maxclients ; i++, host_client++)
1430 if (host_client->old_frags != host_client->edict->v->frags)
1432 for (j=0, client = svs.clients ; j<svs.maxclients ; j++, client++)
1434 if (!client->active || !client->spawned)
1436 MSG_WriteByte (&client->message, svc_updatefrags);
1437 MSG_WriteByte (&client->message, i);
1438 MSG_WriteShort (&client->message, host_client->edict->v->frags);
1441 host_client->old_frags = host_client->edict->v->frags;
1445 for (j=0, client = svs.clients ; j<svs.maxclients ; j++, client++)
1447 if (!client->active)
1449 SZ_Write (&client->message, sv.reliable_datagram.data, sv.reliable_datagram.cursize);
1452 SZ_Clear (&sv.reliable_datagram);
1457 =======================
1460 Send a nop message without trashing or sending the accumulated client
1462 =======================
1464 void SV_SendNop (client_t *client)
1470 msg.maxsize = sizeof(buf);
1473 MSG_WriteChar (&msg, svc_nop);
1475 if (NET_SendUnreliableMessage (client->netconnection, &msg) == -1)
1476 SV_DropClient (true); // if the message couldn't send, kick off
1477 client->last_message = realtime;
1481 =======================
1482 SV_SendClientMessages
1483 =======================
1485 void SV_SendClientMessages (void)
1489 // update frags, names, etc
1490 SV_UpdateToReliableMessages ();
1492 // build individual updates
1493 for (i=0, host_client = svs.clients ; i<svs.maxclients ; i++, host_client++)
1495 if (!host_client->active)
1498 #ifndef NOROUTINGFIX
1499 if (host_client->sendserverinfo)
1501 host_client->sendserverinfo = false;
1502 SV_SendServerinfo (host_client);
1506 if (host_client->spawned)
1508 if (!SV_SendClientDatagram (host_client))
1513 // the player isn't totally in the game yet
1514 // send small keepalive messages if too much time has passed
1515 // send a full message when the next signon stage has been requested
1516 // some other message data (name changes, etc) may accumulate
1517 // between signon stages
1518 if (!host_client->sendsignon)
1520 if (realtime - host_client->last_message > 5)
1521 SV_SendNop (host_client);
1522 continue; // don't send out non-signon messages
1526 // check for an overflowed message. Should only happen
1527 // on a very fucked up connection that backs up a lot, then
1529 if (host_client->message.overflowed)
1531 SV_DropClient (true);
1532 host_client->message.overflowed = false;
1536 if (host_client->message.cursize || host_client->dropasap)
1538 if (!NET_CanSendMessage (host_client->netconnection))
1541 if (host_client->dropasap)
1542 SV_DropClient (false); // went to another level
1545 if (NET_SendMessage (host_client->netconnection, &host_client->message) == -1)
1546 SV_DropClient (true); // if the message couldn't send, kick off
1547 SZ_Clear (&host_client->message);
1548 host_client->last_message = realtime;
1549 host_client->sendsignon = false;
1555 // clear muzzle flashes
1561 ==============================================================================
1565 ==============================================================================
1574 int SV_ModelIndex (const char *name)
1578 if (!name || !name[0])
1581 for (i=0 ; i<MAX_MODELS && sv.model_precache[i] ; i++)
1582 if (!strcmp(sv.model_precache[i], name))
1584 if (i==MAX_MODELS || !sv.model_precache[i])
1585 Host_Error ("SV_ModelIndex: model %s not precached", name);
1589 #ifdef SV_QUAKEENTITIES
1596 void SV_CreateBaseline (void)
1598 int i, entnum, large;
1601 // LordHavoc: clear *all* states (note just active ones)
1602 for (entnum = 0; entnum < MAX_EDICTS ; entnum++)
1604 // get the current server version
1605 svent = EDICT_NUM(entnum);
1607 // LordHavoc: always clear state values, whether the entity is in use or not
1608 ClearStateToDefault(&svent->baseline);
1612 if (entnum > svs.maxclients && !svent->v->modelindex)
1615 // create entity baseline
1616 VectorCopy (svent->v->origin, svent->baseline.origin);
1617 VectorCopy (svent->v->angles, svent->baseline.angles);
1618 svent->baseline.frame = svent->v->frame;
1619 svent->baseline.skin = svent->v->skin;
1620 if (entnum > 0 && entnum <= svs.maxclients)
1622 svent->baseline.colormap = entnum;
1623 svent->baseline.modelindex = SV_ModelIndex("progs/player.mdl");
1627 svent->baseline.colormap = 0;
1628 svent->baseline.modelindex = svent->v->modelindex;
1632 if (svent->baseline.modelindex & 0xFF00 || svent->baseline.frame & 0xFF00)
1635 // add to the message
1637 MSG_WriteByte (&sv.signon, svc_spawnbaseline2);
1639 MSG_WriteByte (&sv.signon, svc_spawnbaseline);
1640 MSG_WriteShort (&sv.signon, entnum);
1644 MSG_WriteShort (&sv.signon, svent->baseline.modelindex);
1645 MSG_WriteShort (&sv.signon, svent->baseline.frame);
1649 MSG_WriteByte (&sv.signon, svent->baseline.modelindex);
1650 MSG_WriteByte (&sv.signon, svent->baseline.frame);
1652 MSG_WriteByte (&sv.signon, svent->baseline.colormap);
1653 MSG_WriteByte (&sv.signon, svent->baseline.skin);
1654 for (i=0 ; i<3 ; i++)
1656 MSG_WriteDPCoord(&sv.signon, svent->baseline.origin[i]);
1657 MSG_WriteAngle(&sv.signon, svent->baseline.angles[i]);
1668 Tell all the clients that the server is changing levels
1671 void SV_SendReconnect (void)
1678 msg.maxsize = sizeof(data);
1680 MSG_WriteChar (&msg, svc_stufftext);
1681 MSG_WriteString (&msg, "reconnect\n");
1682 NET_SendToAll (&msg, 5);
1684 if (cls.state != ca_dedicated)
1685 Cmd_ExecuteString ("reconnect\n", src_command);
1693 Grabs the current state of each client for saving across the
1694 transition to another level
1697 void SV_SaveSpawnparms (void)
1701 svs.serverflags = pr_global_struct->serverflags;
1703 for (i=0, host_client = svs.clients ; i<svs.maxclients ; i++, host_client++)
1705 if (!host_client->active)
1708 // call the progs to get default spawn parms for the new client
1709 pr_global_struct->self = EDICT_TO_PROG(host_client->edict);
1710 PR_ExecuteProgram (pr_global_struct->SetChangeParms, "QC function SetChangeParms is missing");
1711 for (j=0 ; j<NUM_SPAWN_PARMS ; j++)
1712 host_client->spawn_parms[j] = (&pr_global_struct->parm1)[j];
1720 This is called at the start of each level
1723 extern float scr_centertime_off;
1725 void SV_SpawnServer (const char *server)
1730 // let's not have any servers with no name
1731 if (hostname.string[0] == 0)
1732 Cvar_Set ("hostname", "UNNAMED");
1733 scr_centertime_off = 0;
1735 Con_DPrintf ("SpawnServer: %s\n",server);
1736 svs.changelevel_issued = false; // now safe to issue another
1739 // tell all connected clients that we are going to a new level
1742 SV_SendReconnect ();
1745 // make cvars consistant
1748 Cvar_SetValue ("deathmatch", 0);
1749 current_skill = bound(0, (int)(skill.value + 0.5), 3);
1751 Cvar_SetValue ("skill", (float)current_skill);
1754 // set up the new server
1756 Host_ClearMemory ();
1758 memset (&sv, 0, sizeof(sv));
1760 strcpy (sv.name, server);
1762 // load progs to get entity field count
1765 // allocate server memory
1766 sv.max_edicts = MAX_EDICTS;
1768 // clear the edict memory pool
1769 Mem_EmptyPool(sv_edicts_mempool);
1770 sv.edicts = Mem_Alloc(sv_edicts_mempool, sv.max_edicts * sizeof(edict_t));
1771 sv.edictsfields = Mem_Alloc(sv_edicts_mempool, sv.max_edicts * pr_edict_size);
1772 sv.edictstable = Mem_Alloc(sv_edicts_mempool, sv.max_edicts * sizeof(edict_t *));
1773 for (i = 0;i < MAX_EDICTS;i++)
1775 ent = sv.edicts + i;
1776 ent->v = (void *)((qbyte *)sv.edictsfields + i * pr_edict_size);
1777 sv.edictstable[i] = ent;
1780 sv.datagram.maxsize = sizeof(sv.datagram_buf);
1781 sv.datagram.cursize = 0;
1782 sv.datagram.data = sv.datagram_buf;
1784 sv.reliable_datagram.maxsize = sizeof(sv.reliable_datagram_buf);
1785 sv.reliable_datagram.cursize = 0;
1786 sv.reliable_datagram.data = sv.reliable_datagram_buf;
1788 sv.signon.maxsize = sizeof(sv.signon_buf);
1789 sv.signon.cursize = 0;
1790 sv.signon.data = sv.signon_buf;
1792 // leave slots at start for clients only
1793 sv.num_edicts = svs.maxclients+1;
1794 for (i=0 ; i<svs.maxclients ; i++)
1796 ent = EDICT_NUM(i+1);
1797 svs.clients[i].edict = ent;
1800 sv.state = ss_loading;
1807 strcpy (sv.name, server);
1808 sprintf (sv.modelname,"maps/%s.bsp", server);
1809 sv.worldmodel = Mod_ForName(sv.modelname, false, true, true);
1812 Con_Printf ("Couldn't spawn server %s\n", sv.modelname);
1816 sv.models[1] = sv.worldmodel;
1819 // clear world interaction links
1823 sv.sound_precache[0] = pr_strings;
1825 sv.model_precache[0] = pr_strings;
1826 sv.model_precache[1] = sv.modelname;
1827 for (i = 1;i < sv.worldmodel->numsubmodels;i++)
1829 sv.model_precache[i+1] = localmodels[i];
1830 sv.models[i+1] = Mod_ForName (localmodels[i], false, false, false);
1834 // load the rest of the entities
1837 memset (ent->v, 0, progs->entityfields * 4);
1839 ent->v->model = sv.worldmodel->name - pr_strings;
1840 ent->v->modelindex = 1; // world model
1841 ent->v->solid = SOLID_BSP;
1842 ent->v->movetype = MOVETYPE_PUSH;
1845 pr_global_struct->coop = coop.integer;
1847 pr_global_struct->deathmatch = deathmatch.integer;
1849 pr_global_struct->mapname = sv.name - pr_strings;
1851 // serverflags are for cross level information (sigils)
1852 pr_global_struct->serverflags = svs.serverflags;
1854 ED_LoadFromFile (sv.worldmodel->entities);
1855 // LordHavoc: clear world angles (to fix e3m3.bsp)
1856 VectorClear(sv.edicts->v->angles);
1860 // all setup is completed, any further precache statements are errors
1861 sv.state = ss_active;
1863 // run two frames to allow everything to settle
1864 sv.frametime = pr_global_struct->frametime = host_frametime = 0.1;
1866 sv.frametime = pr_global_struct->frametime = host_frametime = 0.1;
1871 #ifdef QUAKEENTITIES
1872 // create a baseline for more efficient communications
1873 SV_CreateBaseline ();
1876 // send serverinfo to all connected clients
1877 for (i=0,host_client = svs.clients ; i<svs.maxclients ; i++, host_client++)
1878 if (host_client->active)
1879 SV_SendServerinfo (host_client);
1881 Con_DPrintf ("Server spawned.\n");