3 #define ENTITYSIZEPROFILING_START(msg, num) \
4 int entityprofiling_startsize = msg->cursize
6 #define ENTITYSIZEPROFILING_END(msg, num) \
7 if(developer_networkentities.integer >= 2) \
9 prvm_edict_t *ed = prog->edicts + num; \
10 const char *cname = "(no classname)"; \
11 if(prog->fieldoffsets.classname >= 0) \
13 string_t handle = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.classname)->string; \
15 cname = PRVM_GetString(handle); \
17 Con_Printf("sent entity update of size %d for a %s\n", (msg->cursize - entityprofiling_startsize), cname); \
20 // this is 88 bytes (must match entity_state_t in protocol.h)
21 entity_state_t defaultstate =
23 // ! means this is not sent to client
24 0,//double time; // ! time this state was built (used on client for interpolation)
25 {0,0,0},//float netcenter[3]; // ! for network prioritization, this is the center of the bounding box (which may differ from the origin)
26 {0,0,0},//float origin[3];
27 {0,0,0},//float angles[3];
29 0,//unsigned int customizeentityforclient; // !
30 0,//unsigned short number; // entity number this state is for
31 0,//unsigned short modelindex;
32 0,//unsigned short frame;
33 0,//unsigned short tagentity;
34 0,//unsigned short specialvisibilityradius; // ! larger if it has effects/light
35 0,//unsigned short viewmodelforclient; // !
36 0,//unsigned short exteriormodelforclient; // ! not shown if first person viewing from this entity, shown in all other cases
37 0,//unsigned short nodrawtoclient; // !
38 0,//unsigned short drawonlytoclient; // !
39 {0,0,0,0},//unsigned short light[4]; // color*256 (0.00 to 255.996), and radius*1
40 ACTIVE_NOT,//unsigned char active; // true if a valid state
41 0,//unsigned char lightstyle;
42 0,//unsigned char lightpflags;
43 0,//unsigned char colormap;
44 0,//unsigned char skin; // also chooses cubemap for rtlights if lightpflags & LIGHTPFLAGS_FULLDYNAMIC
45 255,//unsigned char alpha;
46 16,//unsigned char scale;
47 0,//unsigned char glowsize;
48 254,//unsigned char glowcolor;
49 0,//unsigned char flags;
50 0,//unsigned char internaleffects; // INTEF_FLAG1QW and so on
51 0,//unsigned char tagindex;
52 {32, 32, 32},//unsigned char colormod[3];
53 {32, 32, 32},//unsigned char glowmod[3];
56 // LordHavoc: I own protocol ranges 96, 97, 3500-3599
58 struct protocolversioninfo_s
63 protocolversioninfo[] =
74 {250, "NEHAHRAMOVIE"},
77 {10000, "NEHAHRABJP"},
78 {10001, "NEHAHRABJP2"},
79 {10002, "NEHAHRABJP3"},
83 protocolversion_t Protocol_EnumForName(const char *s)
86 for (i = 1;protocolversioninfo[i].name;i++)
87 if (!strcasecmp(s, protocolversioninfo[i].name))
88 return (protocolversion_t)i;
89 return PROTOCOL_UNKNOWN;
92 const char *Protocol_NameForEnum(protocolversion_t p)
94 return protocolversioninfo[p].name;
97 protocolversion_t Protocol_EnumForNumber(int n)
100 for (i = 1;protocolversioninfo[i].name;i++)
101 if (protocolversioninfo[i].number == n)
102 return (protocolversion_t)i;
103 return PROTOCOL_UNKNOWN;
106 int Protocol_NumberForEnum(protocolversion_t p)
108 return protocolversioninfo[p].number;
111 void Protocol_Names(char *buffer, size_t buffersize)
117 for (i = 1;protocolversioninfo[i].name;i++)
120 strlcat(buffer, " ", buffersize);
121 strlcat(buffer, protocolversioninfo[i].name, buffersize);
125 void EntityFrameQuake_ReadEntity(int bits)
131 if (bits & U_MOREBITS)
132 bits |= (MSG_ReadByte()<<8);
133 if ((bits & U_EXTEND1) && cls.protocol != PROTOCOL_NEHAHRAMOVIE)
135 bits |= MSG_ReadByte() << 16;
136 if (bits & U_EXTEND2)
137 bits |= MSG_ReadByte() << 24;
140 if (bits & U_LONGENTITY)
141 num = (unsigned short) MSG_ReadShort ();
143 num = MSG_ReadByte ();
145 if (num >= MAX_EDICTS)
146 Host_Error("EntityFrameQuake_ReadEntity: entity number (%i) >= MAX_EDICTS (%i)", num, MAX_EDICTS);
148 Host_Error("EntityFrameQuake_ReadEntity: invalid entity number (%i)", num);
150 if (cl.num_entities <= num)
152 cl.num_entities = num + 1;
153 if (num >= cl.max_entities)
154 CL_ExpandEntities(num);
157 ent = cl.entities + num;
159 // note: this inherits the 'active' state of the baseline chosen
160 // (state_baseline is always active, state_current may not be active if
161 // the entity was missing in the last frame)
163 s = ent->state_current;
166 s = ent->state_baseline;
167 s.active = ACTIVE_NETWORK;
170 cl.isquakeentity[num] = true;
171 if (cl.lastquakeentity < num)
172 cl.lastquakeentity = num;
174 s.time = cl.mtime[0];
178 if (cls.protocol == PROTOCOL_NEHAHRABJP || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3)
179 s.modelindex = (unsigned short) MSG_ReadShort();
181 s.modelindex = (s.modelindex & 0xFF00) | MSG_ReadByte();
183 if (bits & U_FRAME) s.frame = (s.frame & 0xFF00) | MSG_ReadByte();
184 if (bits & U_COLORMAP) s.colormap = MSG_ReadByte();
185 if (bits & U_SKIN) s.skin = MSG_ReadByte();
186 if (bits & U_EFFECTS) s.effects = (s.effects & 0xFF00) | MSG_ReadByte();
187 if (bits & U_ORIGIN1) s.origin[0] = MSG_ReadCoord(cls.protocol);
188 if (bits & U_ANGLE1) s.angles[0] = MSG_ReadAngle(cls.protocol);
189 if (bits & U_ORIGIN2) s.origin[1] = MSG_ReadCoord(cls.protocol);
190 if (bits & U_ANGLE2) s.angles[1] = MSG_ReadAngle(cls.protocol);
191 if (bits & U_ORIGIN3) s.origin[2] = MSG_ReadCoord(cls.protocol);
192 if (bits & U_ANGLE3) s.angles[2] = MSG_ReadAngle(cls.protocol);
193 if (bits & U_STEP) s.flags |= RENDER_STEP;
194 if (bits & U_ALPHA) s.alpha = MSG_ReadByte();
195 if (bits & U_SCALE) s.scale = MSG_ReadByte();
196 if (bits & U_EFFECTS2) s.effects = (s.effects & 0x00FF) | (MSG_ReadByte() << 8);
197 if (bits & U_GLOWSIZE) s.glowsize = MSG_ReadByte();
198 if (bits & U_GLOWCOLOR) s.glowcolor = MSG_ReadByte();
199 if (bits & U_COLORMOD) {int c = MSG_ReadByte();s.colormod[0] = (unsigned char)(((c >> 5) & 7) * (32.0f / 7.0f));s.colormod[1] = (unsigned char)(((c >> 2) & 7) * (32.0f / 7.0f));s.colormod[2] = (unsigned char)((c & 3) * (32.0f / 3.0f));}
200 if (bits & U_GLOWTRAIL) s.flags |= RENDER_GLOWTRAIL;
201 if (bits & U_FRAME2) s.frame = (s.frame & 0x00FF) | (MSG_ReadByte() << 8);
202 if (bits & U_MODEL2) s.modelindex = (s.modelindex & 0x00FF) | (MSG_ReadByte() << 8);
203 if (bits & U_VIEWMODEL) s.flags |= RENDER_VIEWMODEL;
204 if (bits & U_EXTERIORMODEL) s.flags |= RENDER_EXTERIORMODEL;
206 // LordHavoc: to allow playback of the Nehahra movie
207 if (cls.protocol == PROTOCOL_NEHAHRAMOVIE && (bits & U_EXTEND1))
209 // LordHavoc: evil format
210 int i = (int)MSG_ReadFloat();
211 int j = (int)(MSG_ReadFloat() * 255.0f);
214 i = (int)MSG_ReadFloat();
216 s.effects |= EF_FULLBRIGHT;
220 else if (j == 0 || j >= 255)
226 ent->state_previous = ent->state_current;
227 ent->state_current = s;
228 if (ent->state_current.active == ACTIVE_NETWORK)
230 CL_MoveLerpEntityStates(ent);
231 cl.entities_active[ent->state_current.number] = true;
235 Host_Error("EntityFrameQuake_ReadEntity: read error");
238 void EntityFrameQuake_ISeeDeadEntities(void)
241 if (cl.lastquakeentity == 0)
243 lastentity = cl.lastquakeentity;
244 cl.lastquakeentity = 0;
245 for (num = 0;num <= lastentity;num++)
247 if (cl.isquakeentity[num])
249 if (cl.entities_active[num] && cl.entities[num].state_current.time == cl.mtime[0])
251 cl.isquakeentity[num] = true;
252 cl.lastquakeentity = num;
256 cl.isquakeentity[num] = false;
257 cl.entities_active[num] = ACTIVE_NOT;
258 cl.entities[num].state_current = defaultstate;
259 cl.entities[num].state_current.number = num;
265 // NOTE: this only works with DP5 protocol and upwards. For lower protocols
266 // (including QUAKE), no packet loss handling for CSQC is done, which makes
267 // CSQC basically useless.
268 // Always use the DP5 protocol, or a higher one, when using CSQC entities.
269 static void EntityFrameCSQC_LostAllFrames(client_t *client)
271 // mark ALL csqc entities as requiring a FULL resend!
272 // I know this is a bad workaround, but better than nothing.
277 if(prog->fieldoffsets.SendEntity < 0 || prog->fieldoffsets.Version < 0)
280 n = client->csqcnumedicts;
281 for(i = 0; i < n; ++i)
283 if(client->csqcentityglobalhistory[i])
285 ed = prog->edicts + i;
286 val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.SendEntity);
288 client->csqcentitysendflags[i] |= 0xFFFFFF; // FULL RESEND
289 else // if it was ever sent to that client as a CSQC entity
291 client->csqcentityscope[i] = 1; // REMOVE
292 client->csqcentitysendflags[i] |= 0xFFFFFF;
297 void EntityFrameCSQC_LostFrame(client_t *client, int framenum)
299 // marks a frame as lost
302 int ringfirst, ringlast;
303 static int recoversendflags[MAX_EDICTS];
304 csqcentityframedb_t *d;
306 n = client->csqcnumedicts;
308 // is our frame out of history?
309 ringfirst = client->csqcentityframehistory_next; // oldest entry
310 ringlast = (ringfirst + NUM_CSQCENTITYDB_FRAMES - 1) % NUM_CSQCENTITYDB_FRAMES; // most recently added entry
314 for(j = 0; j < NUM_CSQCENTITYDB_FRAMES; ++j)
316 d = &client->csqcentityframehistory[(ringfirst + j) % NUM_CSQCENTITYDB_FRAMES];
319 if(d->framenum == framenum)
321 else if(d->framenum < framenum)
324 if(j == NUM_CSQCENTITYDB_FRAMES)
326 if(valid) // got beaten, i.e. there is a frame < framenum
328 // a non-csqc frame got lost... great
333 // a too old frame got lost... sorry, cannot handle this
334 Con_DPrintf("CSQC entity DB: lost a frame too early to do any handling (resending ALL)...\n");
335 Con_DPrintf("Lost frame = %d\n", framenum);
336 Con_DPrintf("Entity DB = %d to %d\n", client->csqcentityframehistory[ringfirst].framenum, client->csqcentityframehistory[ringlast].framenum);
337 EntityFrameCSQC_LostAllFrames(client);
342 // so j is the frame that got lost
343 // ringlast is the frame that we have to go to
344 ringfirst = (ringfirst + j) % NUM_CSQCENTITYDB_FRAMES;
345 if(ringlast < ringfirst)
346 ringlast += NUM_CSQCENTITYDB_FRAMES;
348 memset(recoversendflags, 0, sizeof(recoversendflags));
350 for(j = ringfirst; j <= ringlast; ++j)
352 d = &client->csqcentityframehistory[j % NUM_CSQCENTITYDB_FRAMES];
357 else if(d->framenum < framenum)
359 // a frame in the past... should never happen
360 Con_Printf("CSQC entity DB encountered a frame from the past when recovering from PL...?\n");
362 else if(d->framenum == framenum)
364 // handling the actually lost frame now
365 for(i = 0; i < d->num; ++i)
367 int sf = d->sendflags[i];
368 int ent = d->entno[i];
370 recoversendflags[ent] |= -1; // all bits, including sign
372 recoversendflags[ent] |= sf;
377 // handling the frames that followed it now
378 for(i = 0; i < d->num; ++i)
380 int sf = d->sendflags[i];
381 int ent = d->entno[i];
384 recoversendflags[ent] = 0; // no need to update, we got a more recent remove (and will fix it THEN)
385 break; // no flags left to remove...
388 recoversendflags[ent] &= ~sf; // no need to update these bits, we already got them later
393 for(i = 0; i < client->csqcnumedicts; ++i)
395 if(recoversendflags[i] < 0)
397 // a remove got lost, then either send a remove or - if it was
398 // recreated later - a FULL update to make totally sure
399 client->csqcentityscope[i] = 1;
400 client->csqcentitysendflags[i] = 0xFFFFFF;
403 client->csqcentitysendflags[i] |= recoversendflags[i];
406 static int EntityFrameCSQC_AllocFrame(client_t *client, int framenum)
408 int ringfirst = client->csqcentityframehistory_next; // oldest entry
409 client->csqcentityframehistory_next += 1;
410 client->csqcentityframehistory_next %= NUM_CSQCENTITYDB_FRAMES;
411 client->csqcentityframehistory[ringfirst].framenum = framenum;
412 client->csqcentityframehistory[ringfirst].num = 0;
415 static void EntityFrameCSQC_DeallocFrame(client_t *client, int framenum)
417 int ringfirst = client->csqcentityframehistory_next; // oldest entry
418 int ringlast = (ringfirst + NUM_CSQCENTITYDB_FRAMES - 1) % NUM_CSQCENTITYDB_FRAMES; // most recently added entry
419 if(framenum == client->csqcentityframehistory[ringlast].framenum)
421 client->csqcentityframehistory[ringlast].framenum = -1;
422 client->csqcentityframehistory[ringlast].num = 0;
423 client->csqcentityframehistory_next = ringlast;
426 Con_Printf("Trying to dealloc the wrong entity frame\n");
429 //[515]: we use only one array per-client for SendEntity feature
430 // TODO: add some handling for entity send priorities, to better deal with huge
431 // amounts of csqc networked entities
432 qboolean EntityFrameCSQC_WriteFrame (sizebuf_t *msg, int maxsize, int numnumbers, const unsigned short *numbers, int framenum)
434 int num, number, end, sendflags;
435 qboolean sectionstarted = false;
436 const unsigned short *n;
439 client_t *client = svs.clients + sv.writeentitiestoclient_clientnumber;
440 int dbframe = EntityFrameCSQC_AllocFrame(client, framenum);
441 csqcentityframedb_t *db = &client->csqcentityframehistory[dbframe];
443 maxsize -= 24; // always fit in an empty svc_entities message (for packet loss detection!)
445 // if this server progs is not CSQC-aware, return early
446 if(prog->fieldoffsets.SendEntity < 0 || prog->fieldoffsets.Version < 0)
449 // make sure there is enough room to store the svc_csqcentities byte,
450 // the terminator (0x0000) and at least one entity update
451 if (msg->cursize + 32 >= maxsize)
454 if (client->csqcnumedicts < prog->num_edicts)
455 client->csqcnumedicts = prog->num_edicts;
458 for (num = 0, n = numbers;num < numnumbers;num++, n++)
461 for (;number < end;number++)
463 if (client->csqcentityscope[number])
465 client->csqcentityscope[number] = 1;
466 client->csqcentitysendflags[number] = 0xFFFFFF;
469 ed = prog->edicts + number;
470 val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.SendEntity);
472 client->csqcentityscope[number] = 2;
473 else if (client->csqcentityscope[number])
475 client->csqcentityscope[number] = 1;
476 client->csqcentitysendflags[number] = 0xFFFFFF;
480 end = client->csqcnumedicts;
481 for (;number < end;number++)
483 if (client->csqcentityscope[number])
485 client->csqcentityscope[number] = 1;
486 client->csqcentitysendflags[number] = 0xFFFFFF;
491 // mark all scope entities as remove
492 for (number = 1;number < client->csqcnumedicts;number++)
493 if (client->csqcentityscope[number])
494 client->csqcentityscope[number] = 1;
495 // keep visible entities
496 for (i = 0, n = numbers;i < numnumbers;i++, n++)
499 ed = prog->edicts + number;
500 val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.SendEntity);
502 client->csqcentityscope[number] = 2;
506 // now try to emit the entity updates
507 // (FIXME: prioritize by distance?)
508 end = client->csqcnumedicts;
509 for (number = 1;number < end;number++)
511 if (!client->csqcentityscope[number])
513 sendflags = client->csqcentitysendflags[number];
516 if(db->num >= NUM_CSQCENTITIES_PER_FRAME)
518 ed = prog->edicts + number;
519 // entity scope is either update (2) or remove (1)
520 if (client->csqcentityscope[number] == 1)
522 // write a remove message
523 // first write the message identifier if needed
527 MSG_WriteByte(msg, svc_csqcentities);
529 // write the remove message
531 ENTITYSIZEPROFILING_START(msg, number);
532 MSG_WriteShort(msg, (unsigned short)number | 0x8000);
533 client->csqcentityscope[number] = 0;
534 client->csqcentitysendflags[number] = 0xFFFFFF; // resend completely if it becomes active again
535 db->entno[db->num] = number;
536 db->sendflags[db->num] = -1;
538 client->csqcentityglobalhistory[number] = 1;
539 ENTITYSIZEPROFILING_END(msg, number);
541 if (msg->cursize + 17 >= maxsize)
547 // save the cursize value in case we overflow and have to rollback
548 int oldcursize = msg->cursize;
549 client->csqcentityscope[number] = 1;
550 val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.SendEntity);
554 MSG_WriteByte(msg, svc_csqcentities);
556 ENTITYSIZEPROFILING_START(msg, number);
557 MSG_WriteShort(msg, number);
558 msg->allowoverflow = true;
559 PRVM_G_INT(OFS_PARM0) = sv.writeentitiestoclient_cliententitynumber;
560 PRVM_G_FLOAT(OFS_PARM1) = sendflags;
561 prog->globals.server->self = number;
562 PRVM_ExecuteProgram(val->function, "Null SendEntity\n");
563 msg->allowoverflow = false;
564 if(PRVM_G_FLOAT(OFS_RETURN) && msg->cursize + 2 <= maxsize)
566 // an update has been successfully written
567 client->csqcentitysendflags[number] = 0;
568 db->entno[db->num] = number;
569 db->sendflags[db->num] = sendflags;
571 client->csqcentityglobalhistory[number] = 1;
572 // and take note that we have begun the svc_csqcentities
573 // section of the packet
575 ENTITYSIZEPROFILING_END(msg, number);
576 if (msg->cursize + 17 >= maxsize)
582 // self.SendEntity returned false (or does not exist) or the
583 // update was too big for this packet - rollback the buffer to its
584 // state before the writes occurred, we'll try again next frame
585 msg->cursize = oldcursize;
586 msg->overflowed = false;
591 // write index 0 to end the update (0 is never used by real entities)
592 MSG_WriteShort(msg, 0);
596 // if no single ent got added, remove the frame from the DB again, to allow
597 // for a larger history
598 EntityFrameCSQC_DeallocFrame(client, framenum);
600 return sectionstarted;
603 void Protocol_UpdateClientStats(const int *stats)
606 // update the stats array and set deltabits for any changed stats
607 for (i = 0;i < MAX_CL_STATS;i++)
609 if (host_client->stats[i] != stats[i])
611 host_client->statsdeltabits[i >> 3] |= 1 << (i & 7);
612 host_client->stats[i] = stats[i];
617 // only a few stats are within the 32 stat limit of Quake, and most of them
618 // are sent every frame in svc_clientdata messages, so we only send the
619 // remaining ones here
620 static const int sendquakestats[] =
622 // quake did not send these secrets/monsters stats in this way, but doing so
623 // allows a mod to increase STAT_TOTALMONSTERS during the game, and ensures
624 // that STAT_SECRETS and STAT_MONSTERS are always correct (even if a client
625 // didn't receive an svc_foundsecret or svc_killedmonster), which may be most
626 // valuable if randomly seeking around in a demo
627 STAT_TOTALSECRETS, // never changes during game
628 STAT_TOTALMONSTERS, // changes in some mods
629 STAT_SECRETS, // this makes svc_foundsecret unnecessary
630 STAT_MONSTERS, // this makes svc_killedmonster unnecessary
631 STAT_VIEWHEIGHT, // sent just for FTEQW clients
632 STAT_VIEWZOOM, // this rarely changes
636 void Protocol_WriteStatsReliable(void)
639 if (!host_client->netconnection)
641 // detect changes in stats and write reliable messages
642 // this only deals with 32 stats because the older protocols which use
643 // this function can only cope with 32 stats,
644 // they also do not support svc_updatestatubyte which was introduced in
645 // DP6 protocol (except for QW)
646 for (j = 0;sendquakestats[j] >= 0;j++)
648 i = sendquakestats[j];
649 // check if this bit is set
650 if (host_client->statsdeltabits[i >> 3] & (1 << (i & 7)))
652 host_client->statsdeltabits[i >> 3] -= (1 << (i & 7));
653 // send the stat as a byte if possible
654 if (sv.protocol == PROTOCOL_QUAKEWORLD)
656 if (host_client->stats[i] >= 0 && host_client->stats[i] < 256)
658 MSG_WriteByte(&host_client->netconnection->message, qw_svc_updatestat);
659 MSG_WriteByte(&host_client->netconnection->message, i);
660 MSG_WriteByte(&host_client->netconnection->message, host_client->stats[i]);
664 MSG_WriteByte(&host_client->netconnection->message, qw_svc_updatestatlong);
665 MSG_WriteByte(&host_client->netconnection->message, i);
666 MSG_WriteLong(&host_client->netconnection->message, host_client->stats[i]);
671 // this could make use of svc_updatestatubyte in DP6 and later
672 // protocols but those protocols do not use this function
673 MSG_WriteByte(&host_client->netconnection->message, svc_updatestat);
674 MSG_WriteByte(&host_client->netconnection->message, i);
675 MSG_WriteLong(&host_client->netconnection->message, host_client->stats[i]);
682 qboolean EntityFrameQuake_WriteFrame(sizebuf_t *msg, int maxsize, int numstates, const entity_state_t **states)
684 const entity_state_t *s;
685 entity_state_t baseline;
688 unsigned char data[128];
690 qboolean success = false;
692 // prepare the buffer
693 memset(&buf, 0, sizeof(buf));
695 buf.maxsize = sizeof(data);
697 for (i = 0;i < numstates;i++)
699 ENTITYSIZEPROFILING_START(msg, states[i]->number);
701 val = PRVM_EDICTFIELDVALUE((&prog->edicts[s->number]), prog->fieldoffsets.SendEntity);
702 if(val && val->function)
705 // prepare the buffer
710 if (s->number >= 256)
711 bits |= U_LONGENTITY;
712 if (s->flags & RENDER_STEP)
714 if (s->flags & RENDER_VIEWMODEL)
716 if (s->flags & RENDER_GLOWTRAIL)
718 if (s->flags & RENDER_EXTERIORMODEL)
719 bits |= U_EXTERIORMODEL;
721 // LordHavoc: old stuff, but rewritten to have more exact tolerances
722 baseline = prog->edicts[s->number].priv.server->baseline;
723 if (baseline.origin[0] != s->origin[0])
725 if (baseline.origin[1] != s->origin[1])
727 if (baseline.origin[2] != s->origin[2])
729 if (baseline.angles[0] != s->angles[0])
731 if (baseline.angles[1] != s->angles[1])
733 if (baseline.angles[2] != s->angles[2])
735 if (baseline.colormap != s->colormap)
737 if (baseline.skin != s->skin)
739 if (baseline.frame != s->frame)
742 if (s->frame & 0xFF00)
745 if (baseline.effects != s->effects)
748 if (s->effects & 0xFF00)
751 if (baseline.modelindex != s->modelindex)
754 if ((s->modelindex & 0xFF00) && sv.protocol != PROTOCOL_NEHAHRABJP && sv.protocol != PROTOCOL_NEHAHRABJP2 && sv.protocol != PROTOCOL_NEHAHRABJP3)
757 if (baseline.alpha != s->alpha)
759 if (baseline.scale != s->scale)
761 if (baseline.glowsize != s->glowsize)
763 if (baseline.glowcolor != s->glowcolor)
765 if (!VectorCompare(baseline.colormod, s->colormod))
768 // if extensions are disabled, clear the relevant update flags
769 if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_NEHAHRAMOVIE)
771 if (sv.protocol == PROTOCOL_NEHAHRAMOVIE)
772 if (s->alpha != 255 || s->effects & EF_FULLBRIGHT)
776 if (bits >= 16777216)
784 MSG_WriteByte (&buf, bits);
785 if (bits & U_MOREBITS) MSG_WriteByte(&buf, bits>>8);
786 if (sv.protocol != PROTOCOL_NEHAHRAMOVIE)
788 if (bits & U_EXTEND1) MSG_WriteByte(&buf, bits>>16);
789 if (bits & U_EXTEND2) MSG_WriteByte(&buf, bits>>24);
791 if (bits & U_LONGENTITY) MSG_WriteShort(&buf, s->number);
792 else MSG_WriteByte(&buf, s->number);
796 if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
797 MSG_WriteShort(&buf, s->modelindex);
799 MSG_WriteByte(&buf, s->modelindex);
801 if (bits & U_FRAME) MSG_WriteByte(&buf, s->frame);
802 if (bits & U_COLORMAP) MSG_WriteByte(&buf, s->colormap);
803 if (bits & U_SKIN) MSG_WriteByte(&buf, s->skin);
804 if (bits & U_EFFECTS) MSG_WriteByte(&buf, s->effects);
805 if (bits & U_ORIGIN1) MSG_WriteCoord(&buf, s->origin[0], sv.protocol);
806 if (bits & U_ANGLE1) MSG_WriteAngle(&buf, s->angles[0], sv.protocol);
807 if (bits & U_ORIGIN2) MSG_WriteCoord(&buf, s->origin[1], sv.protocol);
808 if (bits & U_ANGLE2) MSG_WriteAngle(&buf, s->angles[1], sv.protocol);
809 if (bits & U_ORIGIN3) MSG_WriteCoord(&buf, s->origin[2], sv.protocol);
810 if (bits & U_ANGLE3) MSG_WriteAngle(&buf, s->angles[2], sv.protocol);
811 if (bits & U_ALPHA) MSG_WriteByte(&buf, s->alpha);
812 if (bits & U_SCALE) MSG_WriteByte(&buf, s->scale);
813 if (bits & U_EFFECTS2) MSG_WriteByte(&buf, s->effects >> 8);
814 if (bits & U_GLOWSIZE) MSG_WriteByte(&buf, s->glowsize);
815 if (bits & U_GLOWCOLOR) MSG_WriteByte(&buf, s->glowcolor);
816 if (bits & U_COLORMOD) {int c = ((int)bound(0, s->colormod[0] * (7.0f / 32.0f), 7) << 5) | ((int)bound(0, s->colormod[1] * (7.0f / 32.0f), 7) << 2) | ((int)bound(0, s->colormod[2] * (3.0f / 32.0f), 3) << 0);MSG_WriteByte(&buf, c);}
817 if (bits & U_FRAME2) MSG_WriteByte(&buf, s->frame >> 8);
818 if (bits & U_MODEL2) MSG_WriteByte(&buf, s->modelindex >> 8);
820 // the nasty protocol
821 if ((bits & U_EXTEND1) && sv.protocol == PROTOCOL_NEHAHRAMOVIE)
823 if (s->effects & EF_FULLBRIGHT)
825 MSG_WriteFloat(&buf, 2); // QSG protocol version
826 MSG_WriteFloat(&buf, s->alpha <= 0 ? 0 : (s->alpha >= 255 ? 1 : s->alpha * (1.0f / 255.0f))); // alpha
827 MSG_WriteFloat(&buf, 1); // fullbright
831 MSG_WriteFloat(&buf, 1); // QSG protocol version
832 MSG_WriteFloat(&buf, s->alpha <= 0 ? 0 : (s->alpha >= 255 ? 1 : s->alpha * (1.0f / 255.0f))); // alpha
836 // if the commit is full, we're done this frame
837 if (msg->cursize + buf.cursize > maxsize)
839 // next frame we will continue where we left off
842 // write the message to the packet
843 SZ_Write(msg, buf.data, buf.cursize);
845 ENTITYSIZEPROFILING_END(msg, s->number);
850 int EntityState_DeltaBits(const entity_state_t *o, const entity_state_t *n)
853 // if o is not active, delta from default
854 if (o->active != ACTIVE_NETWORK)
857 if (fabs(n->origin[0] - o->origin[0]) > (1.0f / 256.0f))
859 if (fabs(n->origin[1] - o->origin[1]) > (1.0f / 256.0f))
861 if (fabs(n->origin[2] - o->origin[2]) > (1.0f / 256.0f))
863 if ((unsigned char) (n->angles[0] * (256.0f / 360.0f)) != (unsigned char) (o->angles[0] * (256.0f / 360.0f)))
865 if ((unsigned char) (n->angles[1] * (256.0f / 360.0f)) != (unsigned char) (o->angles[1] * (256.0f / 360.0f)))
867 if ((unsigned char) (n->angles[2] * (256.0f / 360.0f)) != (unsigned char) (o->angles[2] * (256.0f / 360.0f)))
869 if ((n->modelindex ^ o->modelindex) & 0x00FF)
871 if ((n->modelindex ^ o->modelindex) & 0xFF00)
873 if ((n->frame ^ o->frame) & 0x00FF)
875 if ((n->frame ^ o->frame) & 0xFF00)
877 if ((n->effects ^ o->effects) & 0x00FF)
879 if ((n->effects ^ o->effects) & 0xFF00)
881 if (n->colormap != o->colormap)
883 if (n->skin != o->skin)
885 if (n->alpha != o->alpha)
887 if (n->scale != o->scale)
889 if (n->glowsize != o->glowsize)
891 if (n->glowcolor != o->glowcolor)
893 if (n->flags != o->flags)
895 if (n->tagindex != o->tagindex || n->tagentity != o->tagentity)
896 bits |= E_TAGATTACHMENT;
897 if (n->light[0] != o->light[0] || n->light[1] != o->light[1] || n->light[2] != o->light[2] || n->light[3] != o->light[3])
899 if (n->lightstyle != o->lightstyle)
900 bits |= E_LIGHTSTYLE;
901 if (n->lightpflags != o->lightpflags)
902 bits |= E_LIGHTPFLAGS;
906 if (bits & 0xFF000000)
908 if (bits & 0x00FF0000)
910 if (bits & 0x0000FF00)
916 void EntityState_WriteExtendBits(sizebuf_t *msg, unsigned int bits)
918 MSG_WriteByte(msg, bits & 0xFF);
919 if (bits & 0x00000080)
921 MSG_WriteByte(msg, (bits >> 8) & 0xFF);
922 if (bits & 0x00008000)
924 MSG_WriteByte(msg, (bits >> 16) & 0xFF);
925 if (bits & 0x00800000)
926 MSG_WriteByte(msg, (bits >> 24) & 0xFF);
931 void EntityState_WriteFields(const entity_state_t *ent, sizebuf_t *msg, unsigned int bits)
933 if (sv.protocol == PROTOCOL_DARKPLACES2)
935 if (bits & E_ORIGIN1)
936 MSG_WriteCoord16i(msg, ent->origin[0]);
937 if (bits & E_ORIGIN2)
938 MSG_WriteCoord16i(msg, ent->origin[1]);
939 if (bits & E_ORIGIN3)
940 MSG_WriteCoord16i(msg, ent->origin[2]);
944 // LordHavoc: have to write flags first, as they can modify protocol
946 MSG_WriteByte(msg, ent->flags);
947 if (ent->flags & RENDER_LOWPRECISION)
949 if (bits & E_ORIGIN1)
950 MSG_WriteCoord16i(msg, ent->origin[0]);
951 if (bits & E_ORIGIN2)
952 MSG_WriteCoord16i(msg, ent->origin[1]);
953 if (bits & E_ORIGIN3)
954 MSG_WriteCoord16i(msg, ent->origin[2]);
958 if (bits & E_ORIGIN1)
959 MSG_WriteCoord32f(msg, ent->origin[0]);
960 if (bits & E_ORIGIN2)
961 MSG_WriteCoord32f(msg, ent->origin[1]);
962 if (bits & E_ORIGIN3)
963 MSG_WriteCoord32f(msg, ent->origin[2]);
966 if ((sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4) && (ent->flags & RENDER_LOWPRECISION))
969 MSG_WriteAngle8i(msg, ent->angles[0]);
971 MSG_WriteAngle8i(msg, ent->angles[1]);
973 MSG_WriteAngle8i(msg, ent->angles[2]);
978 MSG_WriteAngle16i(msg, ent->angles[0]);
980 MSG_WriteAngle16i(msg, ent->angles[1]);
982 MSG_WriteAngle16i(msg, ent->angles[2]);
985 MSG_WriteByte(msg, ent->modelindex & 0xFF);
987 MSG_WriteByte(msg, (ent->modelindex >> 8) & 0xFF);
989 MSG_WriteByte(msg, ent->frame & 0xFF);
991 MSG_WriteByte(msg, (ent->frame >> 8) & 0xFF);
992 if (bits & E_EFFECTS1)
993 MSG_WriteByte(msg, ent->effects & 0xFF);
994 if (bits & E_EFFECTS2)
995 MSG_WriteByte(msg, (ent->effects >> 8) & 0xFF);
996 if (bits & E_COLORMAP)
997 MSG_WriteByte(msg, ent->colormap);
999 MSG_WriteByte(msg, ent->skin);
1001 MSG_WriteByte(msg, ent->alpha);
1003 MSG_WriteByte(msg, ent->scale);
1004 if (bits & E_GLOWSIZE)
1005 MSG_WriteByte(msg, ent->glowsize);
1006 if (bits & E_GLOWCOLOR)
1007 MSG_WriteByte(msg, ent->glowcolor);
1008 if (sv.protocol == PROTOCOL_DARKPLACES2)
1010 MSG_WriteByte(msg, ent->flags);
1011 if (bits & E_TAGATTACHMENT)
1013 MSG_WriteShort(msg, ent->tagentity);
1014 MSG_WriteByte(msg, ent->tagindex);
1018 MSG_WriteShort(msg, ent->light[0]);
1019 MSG_WriteShort(msg, ent->light[1]);
1020 MSG_WriteShort(msg, ent->light[2]);
1021 MSG_WriteShort(msg, ent->light[3]);
1023 if (bits & E_LIGHTSTYLE)
1024 MSG_WriteByte(msg, ent->lightstyle);
1025 if (bits & E_LIGHTPFLAGS)
1026 MSG_WriteByte(msg, ent->lightpflags);
1029 void EntityState_WriteUpdate(const entity_state_t *ent, sizebuf_t *msg, const entity_state_t *delta)
1032 ENTITYSIZEPROFILING_START(msg, ent->number);
1033 if (ent->active == ACTIVE_NETWORK)
1035 // entity is active, check for changes from the delta
1036 if ((bits = EntityState_DeltaBits(delta, ent)))
1038 // write the update number, bits, and fields
1039 MSG_WriteShort(msg, ent->number);
1040 EntityState_WriteExtendBits(msg, bits);
1041 EntityState_WriteFields(ent, msg, bits);
1046 // entity is inactive, check if the delta was active
1047 if (delta->active == ACTIVE_NETWORK)
1049 // write the remove number
1050 MSG_WriteShort(msg, ent->number | 0x8000);
1053 ENTITYSIZEPROFILING_END(msg, ent->number);
1056 int EntityState_ReadExtendBits(void)
1059 bits = MSG_ReadByte();
1060 if (bits & 0x00000080)
1062 bits |= MSG_ReadByte() << 8;
1063 if (bits & 0x00008000)
1065 bits |= MSG_ReadByte() << 16;
1066 if (bits & 0x00800000)
1067 bits |= MSG_ReadByte() << 24;
1073 void EntityState_ReadFields(entity_state_t *e, unsigned int bits)
1075 if (cls.protocol == PROTOCOL_DARKPLACES2)
1077 if (bits & E_ORIGIN1)
1078 e->origin[0] = MSG_ReadCoord16i();
1079 if (bits & E_ORIGIN2)
1080 e->origin[1] = MSG_ReadCoord16i();
1081 if (bits & E_ORIGIN3)
1082 e->origin[2] = MSG_ReadCoord16i();
1087 e->flags = MSG_ReadByte();
1088 if (e->flags & RENDER_LOWPRECISION)
1090 if (bits & E_ORIGIN1)
1091 e->origin[0] = MSG_ReadCoord16i();
1092 if (bits & E_ORIGIN2)
1093 e->origin[1] = MSG_ReadCoord16i();
1094 if (bits & E_ORIGIN3)
1095 e->origin[2] = MSG_ReadCoord16i();
1099 if (bits & E_ORIGIN1)
1100 e->origin[0] = MSG_ReadCoord32f();
1101 if (bits & E_ORIGIN2)
1102 e->origin[1] = MSG_ReadCoord32f();
1103 if (bits & E_ORIGIN3)
1104 e->origin[2] = MSG_ReadCoord32f();
1107 if ((cls.protocol == PROTOCOL_DARKPLACES5 || cls.protocol == PROTOCOL_DARKPLACES6) && !(e->flags & RENDER_LOWPRECISION))
1109 if (bits & E_ANGLE1)
1110 e->angles[0] = MSG_ReadAngle16i();
1111 if (bits & E_ANGLE2)
1112 e->angles[1] = MSG_ReadAngle16i();
1113 if (bits & E_ANGLE3)
1114 e->angles[2] = MSG_ReadAngle16i();
1118 if (bits & E_ANGLE1)
1119 e->angles[0] = MSG_ReadAngle8i();
1120 if (bits & E_ANGLE2)
1121 e->angles[1] = MSG_ReadAngle8i();
1122 if (bits & E_ANGLE3)
1123 e->angles[2] = MSG_ReadAngle8i();
1125 if (bits & E_MODEL1)
1126 e->modelindex = (e->modelindex & 0xFF00) | (unsigned int) MSG_ReadByte();
1127 if (bits & E_MODEL2)
1128 e->modelindex = (e->modelindex & 0x00FF) | ((unsigned int) MSG_ReadByte() << 8);
1129 if (bits & E_FRAME1)
1130 e->frame = (e->frame & 0xFF00) | (unsigned int) MSG_ReadByte();
1131 if (bits & E_FRAME2)
1132 e->frame = (e->frame & 0x00FF) | ((unsigned int) MSG_ReadByte() << 8);
1133 if (bits & E_EFFECTS1)
1134 e->effects = (e->effects & 0xFF00) | (unsigned int) MSG_ReadByte();
1135 if (bits & E_EFFECTS2)
1136 e->effects = (e->effects & 0x00FF) | ((unsigned int) MSG_ReadByte() << 8);
1137 if (bits & E_COLORMAP)
1138 e->colormap = MSG_ReadByte();
1140 e->skin = MSG_ReadByte();
1142 e->alpha = MSG_ReadByte();
1144 e->scale = MSG_ReadByte();
1145 if (bits & E_GLOWSIZE)
1146 e->glowsize = MSG_ReadByte();
1147 if (bits & E_GLOWCOLOR)
1148 e->glowcolor = MSG_ReadByte();
1149 if (cls.protocol == PROTOCOL_DARKPLACES2)
1151 e->flags = MSG_ReadByte();
1152 if (bits & E_TAGATTACHMENT)
1154 e->tagentity = (unsigned short) MSG_ReadShort();
1155 e->tagindex = MSG_ReadByte();
1159 e->light[0] = (unsigned short) MSG_ReadShort();
1160 e->light[1] = (unsigned short) MSG_ReadShort();
1161 e->light[2] = (unsigned short) MSG_ReadShort();
1162 e->light[3] = (unsigned short) MSG_ReadShort();
1164 if (bits & E_LIGHTSTYLE)
1165 e->lightstyle = MSG_ReadByte();
1166 if (bits & E_LIGHTPFLAGS)
1167 e->lightpflags = MSG_ReadByte();
1169 if (developer_networkentities.integer >= 2)
1171 Con_Printf("ReadFields e%i", e->number);
1173 if (bits & E_ORIGIN1)
1174 Con_Printf(" E_ORIGIN1 %f", e->origin[0]);
1175 if (bits & E_ORIGIN2)
1176 Con_Printf(" E_ORIGIN2 %f", e->origin[1]);
1177 if (bits & E_ORIGIN3)
1178 Con_Printf(" E_ORIGIN3 %f", e->origin[2]);
1179 if (bits & E_ANGLE1)
1180 Con_Printf(" E_ANGLE1 %f", e->angles[0]);
1181 if (bits & E_ANGLE2)
1182 Con_Printf(" E_ANGLE2 %f", e->angles[1]);
1183 if (bits & E_ANGLE3)
1184 Con_Printf(" E_ANGLE3 %f", e->angles[2]);
1185 if (bits & (E_MODEL1 | E_MODEL2))
1186 Con_Printf(" E_MODEL %i", e->modelindex);
1188 if (bits & (E_FRAME1 | E_FRAME2))
1189 Con_Printf(" E_FRAME %i", e->frame);
1190 if (bits & (E_EFFECTS1 | E_EFFECTS2))
1191 Con_Printf(" E_EFFECTS %i", e->effects);
1193 Con_Printf(" E_ALPHA %f", e->alpha / 255.0f);
1195 Con_Printf(" E_SCALE %f", e->scale / 16.0f);
1196 if (bits & E_COLORMAP)
1197 Con_Printf(" E_COLORMAP %i", e->colormap);
1199 Con_Printf(" E_SKIN %i", e->skin);
1201 if (bits & E_GLOWSIZE)
1202 Con_Printf(" E_GLOWSIZE %i", e->glowsize * 4);
1203 if (bits & E_GLOWCOLOR)
1204 Con_Printf(" E_GLOWCOLOR %i", e->glowcolor);
1207 Con_Printf(" E_LIGHT %i:%i:%i:%i", e->light[0], e->light[1], e->light[2], e->light[3]);
1208 if (bits & E_LIGHTPFLAGS)
1209 Con_Printf(" E_LIGHTPFLAGS %i", e->lightpflags);
1211 if (bits & E_TAGATTACHMENT)
1212 Con_Printf(" E_TAGATTACHMENT e%i:%i", e->tagentity, e->tagindex);
1213 if (bits & E_LIGHTSTYLE)
1214 Con_Printf(" E_LIGHTSTYLE %i", e->lightstyle);
1219 extern void CL_NewFrameReceived(int num);
1221 // (client and server) allocates a new empty database
1222 entityframe_database_t *EntityFrame_AllocDatabase(mempool_t *mempool)
1224 return (entityframe_database_t *)Mem_Alloc(mempool, sizeof(entityframe_database_t));
1227 // (client and server) frees the database
1228 void EntityFrame_FreeDatabase(entityframe_database_t *d)
1233 // (server) clears the database to contain no frames (thus delta compression compresses against nothing)
1234 void EntityFrame_ClearDatabase(entityframe_database_t *d)
1236 memset(d, 0, sizeof(*d));
1239 // (server and client) removes frames older than 'frame' from database
1240 void EntityFrame_AckFrame(entityframe_database_t *d, int frame)
1243 d->ackframenum = frame;
1244 for (i = 0;i < d->numframes && d->frames[i].framenum < frame;i++);
1245 // ignore outdated frame acks (out of order packets)
1249 // if some queue is left, slide it down to beginning of array
1251 memmove(&d->frames[0], &d->frames[i], sizeof(d->frames[0]) * d->numframes);
1254 // (server) clears frame, to prepare for adding entities
1255 void EntityFrame_Clear(entity_frame_t *f, vec3_t eye, int framenum)
1258 f->framenum = framenum;
1261 VectorClear(f->eye);
1263 VectorCopy(eye, f->eye);
1266 // (server and client) reads a frame from the database
1267 void EntityFrame_FetchFrame(entityframe_database_t *d, int framenum, entity_frame_t *f)
1270 EntityFrame_Clear(f, NULL, -1);
1271 for (i = 0;i < d->numframes && d->frames[i].framenum < framenum;i++);
1272 if (i < d->numframes && framenum == d->frames[i].framenum)
1274 f->framenum = framenum;
1275 f->numentities = d->frames[i].endentity - d->frames[i].firstentity;
1276 n = MAX_ENTITY_DATABASE - (d->frames[i].firstentity % MAX_ENTITY_DATABASE);
1277 if (n > f->numentities)
1279 memcpy(f->entitydata, d->entitydata + d->frames[i].firstentity % MAX_ENTITY_DATABASE, sizeof(*f->entitydata) * n);
1280 if (f->numentities > n)
1281 memcpy(f->entitydata + n, d->entitydata, sizeof(*f->entitydata) * (f->numentities - n));
1282 VectorCopy(d->eye, f->eye);
1286 // (client) adds a entity_frame to the database, for future reference
1287 void EntityFrame_AddFrame_Client(entityframe_database_t *d, vec3_t eye, int framenum, int numentities, const entity_state_t *entitydata)
1290 entity_frameinfo_t *info;
1292 VectorCopy(eye, d->eye);
1294 // figure out how many entity slots are used already
1297 n = d->frames[d->numframes - 1].endentity - d->frames[0].firstentity;
1298 if (n + numentities > MAX_ENTITY_DATABASE || d->numframes >= MAX_ENTITY_HISTORY)
1300 // ran out of room, dump database
1301 EntityFrame_ClearDatabase(d);
1305 info = &d->frames[d->numframes];
1306 info->framenum = framenum;
1308 // make sure we check the newly added frame as well, but we haven't incremented numframes yet
1309 for (n = 0;n <= d->numframes;n++)
1311 if (e >= d->frames[n].framenum)
1314 Con_Print("EntityFrame_AddFrame: tried to add out of sequence frame to database\n");
1316 Con_Print("EntityFrame_AddFrame: out of sequence frames in database\n");
1319 e = d->frames[n].framenum;
1321 // if database still has frames after that...
1323 info->firstentity = d->frames[d->numframes - 1].endentity;
1325 info->firstentity = 0;
1326 info->endentity = info->firstentity + numentities;
1329 n = info->firstentity % MAX_ENTITY_DATABASE;
1330 e = MAX_ENTITY_DATABASE - n;
1331 if (e > numentities)
1333 memcpy(d->entitydata + n, entitydata, sizeof(entity_state_t) * e);
1334 if (numentities > e)
1335 memcpy(d->entitydata, entitydata + e, sizeof(entity_state_t) * (numentities - e));
1338 // (server) adds a entity_frame to the database, for future reference
1339 void EntityFrame_AddFrame_Server(entityframe_database_t *d, vec3_t eye, int framenum, int numentities, const entity_state_t **entitydata)
1342 entity_frameinfo_t *info;
1344 VectorCopy(eye, d->eye);
1346 // figure out how many entity slots are used already
1349 n = d->frames[d->numframes - 1].endentity - d->frames[0].firstentity;
1350 if (n + numentities > MAX_ENTITY_DATABASE || d->numframes >= MAX_ENTITY_HISTORY)
1352 // ran out of room, dump database
1353 EntityFrame_ClearDatabase(d);
1357 info = &d->frames[d->numframes];
1358 info->framenum = framenum;
1360 // make sure we check the newly added frame as well, but we haven't incremented numframes yet
1361 for (n = 0;n <= d->numframes;n++)
1363 if (e >= d->frames[n].framenum)
1366 Con_Print("EntityFrame_AddFrame: tried to add out of sequence frame to database\n");
1368 Con_Print("EntityFrame_AddFrame: out of sequence frames in database\n");
1371 e = d->frames[n].framenum;
1373 // if database still has frames after that...
1375 info->firstentity = d->frames[d->numframes - 1].endentity;
1377 info->firstentity = 0;
1378 info->endentity = info->firstentity + numentities;
1381 n = info->firstentity % MAX_ENTITY_DATABASE;
1382 e = MAX_ENTITY_DATABASE - n;
1383 if (e > numentities)
1385 memcpy(d->entitydata + n, entitydata, sizeof(entity_state_t) * e);
1386 if (numentities > e)
1387 memcpy(d->entitydata, entitydata + e, sizeof(entity_state_t) * (numentities - e));
1390 // (server) writes a frame to network stream
1391 qboolean EntityFrame_WriteFrame(sizebuf_t *msg, int maxsize, entityframe_database_t *d, int numstates, const entity_state_t **states, int viewentnum)
1393 int i, onum, number;
1394 entity_frame_t *o = &d->deltaframe;
1395 const entity_state_t *ent, *delta;
1399 d->latestframenum++;
1402 for (i = 0;i < numstates;i++)
1405 if (ent->number == viewentnum)
1407 VectorSet(eye, ent->origin[0], ent->origin[1], ent->origin[2] + 22);
1412 EntityFrame_AddFrame_Server(d, eye, d->latestframenum, numstates, states);
1414 EntityFrame_FetchFrame(d, d->ackframenum, o);
1416 MSG_WriteByte (msg, svc_entities);
1417 MSG_WriteLong (msg, o->framenum);
1418 MSG_WriteLong (msg, d->latestframenum);
1419 MSG_WriteFloat (msg, eye[0]);
1420 MSG_WriteFloat (msg, eye[1]);
1421 MSG_WriteFloat (msg, eye[2]);
1424 for (i = 0;i < numstates;i++)
1427 number = ent->number;
1429 val = PRVM_EDICTFIELDVALUE((&prog->edicts[number]), prog->fieldoffsets.SendEntity);
1430 if(val && val->function)
1432 for (;onum < o->numentities && o->entitydata[onum].number < number;onum++)
1434 // write remove message
1435 MSG_WriteShort(msg, o->entitydata[onum].number | 0x8000);
1437 if (onum < o->numentities && (o->entitydata[onum].number == number))
1439 // delta from previous frame
1440 delta = o->entitydata + onum;
1441 // advance to next entity in delta frame
1446 // delta from defaults
1447 delta = &defaultstate;
1449 EntityState_WriteUpdate(ent, msg, delta);
1451 for (;onum < o->numentities;onum++)
1453 // write remove message
1454 MSG_WriteShort(msg, o->entitydata[onum].number | 0x8000);
1456 MSG_WriteShort(msg, 0xFFFF);
1461 // (client) reads a frame from network stream
1462 void EntityFrame_CL_ReadFrame(void)
1464 int i, number, removed;
1465 entity_frame_t *f, *delta;
1466 entity_state_t *e, *old, *oldend;
1468 entityframe_database_t *d;
1469 if (!cl.entitydatabase)
1470 cl.entitydatabase = EntityFrame_AllocDatabase(cls.levelmempool);
1471 d = cl.entitydatabase;
1473 delta = &d->deltaframe;
1475 EntityFrame_Clear(f, NULL, -1);
1477 // read the frame header info
1478 f->time = cl.mtime[0];
1479 number = MSG_ReadLong();
1480 f->framenum = MSG_ReadLong();
1481 CL_NewFrameReceived(f->framenum);
1482 f->eye[0] = MSG_ReadFloat();
1483 f->eye[1] = MSG_ReadFloat();
1484 f->eye[2] = MSG_ReadFloat();
1485 EntityFrame_AckFrame(d, number);
1486 EntityFrame_FetchFrame(d, number, delta);
1487 old = delta->entitydata;
1488 oldend = old + delta->numentities;
1489 // read entities until we hit the magic 0xFFFF end tag
1490 while ((number = (unsigned short) MSG_ReadShort()) != 0xFFFF && !msg_badread)
1493 Host_Error("EntityFrame_Read: read error");
1494 removed = number & 0x8000;
1496 if (number >= MAX_EDICTS)
1497 Host_Error("EntityFrame_Read: number (%i) >= MAX_EDICTS (%i)", number, MAX_EDICTS);
1499 // seek to entity, while copying any skipped entities (assume unchanged)
1500 while (old < oldend && old->number < number)
1502 if (f->numentities >= MAX_ENTITY_DATABASE)
1503 Host_Error("EntityFrame_Read: entity list too big");
1504 f->entitydata[f->numentities] = *old++;
1505 f->entitydata[f->numentities++].time = cl.mtime[0];
1509 if (old < oldend && old->number == number)
1512 Con_Printf("EntityFrame_Read: REMOVE on unused entity %i\n", number);
1516 if (f->numentities >= MAX_ENTITY_DATABASE)
1517 Host_Error("EntityFrame_Read: entity list too big");
1519 // reserve this slot
1520 e = f->entitydata + f->numentities++;
1522 if (old < oldend && old->number == number)
1524 // delta from old entity
1529 // delta from defaults
1533 if (cl.num_entities <= number)
1535 cl.num_entities = number + 1;
1536 if (number >= cl.max_entities)
1537 CL_ExpandEntities(number);
1539 cl.entities_active[number] = true;
1540 e->active = ACTIVE_NETWORK;
1541 e->time = cl.mtime[0];
1543 EntityState_ReadFields(e, EntityState_ReadExtendBits());
1546 while (old < oldend)
1548 if (f->numentities >= MAX_ENTITY_DATABASE)
1549 Host_Error("EntityFrame_Read: entity list too big");
1550 f->entitydata[f->numentities] = *old++;
1551 f->entitydata[f->numentities++].time = cl.mtime[0];
1553 EntityFrame_AddFrame_Client(d, f->eye, f->framenum, f->numentities, f->entitydata);
1555 memset(cl.entities_active, 0, cl.num_entities * sizeof(unsigned char));
1557 for (i = 0;i < f->numentities;i++)
1559 for (;number < f->entitydata[i].number && number < cl.num_entities;number++)
1561 if (cl.entities_active[number])
1563 cl.entities_active[number] = false;
1564 cl.entities[number].state_current.active = ACTIVE_NOT;
1567 if (number >= cl.num_entities)
1569 // update the entity
1570 ent = &cl.entities[number];
1571 ent->state_previous = ent->state_current;
1572 ent->state_current = f->entitydata[i];
1573 CL_MoveLerpEntityStates(ent);
1574 // the entity lives again...
1575 cl.entities_active[number] = true;
1578 for (;number < cl.num_entities;number++)
1580 if (cl.entities_active[number])
1582 cl.entities_active[number] = false;
1583 cl.entities[number].state_current.active = ACTIVE_NOT;
1589 // (client) returns the frame number of the most recent frame recieved
1590 int EntityFrame_MostRecentlyRecievedFrameNum(entityframe_database_t *d)
1593 return d->frames[d->numframes - 1].framenum;
1603 entity_state_t *EntityFrame4_GetReferenceEntity(entityframe4_database_t *d, int number)
1605 if (d->maxreferenceentities <= number)
1607 int oldmax = d->maxreferenceentities;
1608 entity_state_t *oldentity = d->referenceentity;
1609 d->maxreferenceentities = (number + 15) & ~7;
1610 d->referenceentity = (entity_state_t *)Mem_Alloc(d->mempool, d->maxreferenceentities * sizeof(*d->referenceentity));
1613 memcpy(d->referenceentity, oldentity, oldmax * sizeof(*d->referenceentity));
1614 Mem_Free(oldentity);
1616 // clear the newly created entities
1617 for (;oldmax < d->maxreferenceentities;oldmax++)
1619 d->referenceentity[oldmax] = defaultstate;
1620 d->referenceentity[oldmax].number = oldmax;
1623 return d->referenceentity + number;
1626 void EntityFrame4_AddCommitEntity(entityframe4_database_t *d, const entity_state_t *s)
1628 // resize commit's entity list if full
1629 if (d->currentcommit->maxentities <= d->currentcommit->numentities)
1631 entity_state_t *oldentity = d->currentcommit->entity;
1632 d->currentcommit->maxentities += 8;
1633 d->currentcommit->entity = (entity_state_t *)Mem_Alloc(d->mempool, d->currentcommit->maxentities * sizeof(*d->currentcommit->entity));
1636 memcpy(d->currentcommit->entity, oldentity, d->currentcommit->numentities * sizeof(*d->currentcommit->entity));
1637 Mem_Free(oldentity);
1640 d->currentcommit->entity[d->currentcommit->numentities++] = *s;
1643 entityframe4_database_t *EntityFrame4_AllocDatabase(mempool_t *pool)
1645 entityframe4_database_t *d;
1646 d = (entityframe4_database_t *)Mem_Alloc(pool, sizeof(*d));
1648 EntityFrame4_ResetDatabase(d);
1652 void EntityFrame4_FreeDatabase(entityframe4_database_t *d)
1655 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1656 if (d->commit[i].entity)
1657 Mem_Free(d->commit[i].entity);
1658 if (d->referenceentity)
1659 Mem_Free(d->referenceentity);
1663 void EntityFrame4_ResetDatabase(entityframe4_database_t *d)
1666 d->referenceframenum = -1;
1667 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1668 d->commit[i].numentities = 0;
1669 for (i = 0;i < d->maxreferenceentities;i++)
1670 d->referenceentity[i] = defaultstate;
1673 int EntityFrame4_AckFrame(entityframe4_database_t *d, int framenum, int servermode)
1676 entity_database4_commit_t *commit;
1679 // reset reference, but leave commits alone
1680 d->referenceframenum = -1;
1681 for (i = 0;i < d->maxreferenceentities;i++)
1682 d->referenceentity[i] = defaultstate;
1683 // if this is the server, remove commits
1684 for (i = 0, commit = d->commit;i < MAX_ENTITY_HISTORY;i++, commit++)
1685 commit->numentities = 0;
1688 else if (d->referenceframenum == framenum)
1693 for (i = 0, commit = d->commit;i < MAX_ENTITY_HISTORY;i++, commit++)
1695 if (commit->numentities && commit->framenum <= framenum)
1697 if (commit->framenum == framenum)
1700 d->referenceframenum = framenum;
1701 if (developer_networkentities.integer >= 3)
1703 for (j = 0;j < commit->numentities;j++)
1705 entity_state_t *s = EntityFrame4_GetReferenceEntity(d, commit->entity[j].number);
1706 if (commit->entity[j].active != s->active)
1708 if (commit->entity[j].active == ACTIVE_NETWORK)
1709 Con_Printf("commit entity %i has become active (modelindex %i)\n", commit->entity[j].number, commit->entity[j].modelindex);
1711 Con_Printf("commit entity %i has become inactive (modelindex %i)\n", commit->entity[j].number, commit->entity[j].modelindex);
1713 *s = commit->entity[j];
1717 for (j = 0;j < commit->numentities;j++)
1718 *EntityFrame4_GetReferenceEntity(d, commit->entity[j].number) = commit->entity[j];
1720 commit->numentities = 0;
1724 if (developer_networkentities.integer >= 1)
1726 Con_Printf("ack ref:%i database updated to: ref:%i commits:", framenum, d->referenceframenum);
1727 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1728 if (d->commit[i].numentities)
1729 Con_Printf(" %i", d->commit[i].framenum);
1735 void EntityFrame4_CL_ReadFrame(void)
1737 int i, n, cnumber, referenceframenum, framenum, enumber, done, stopnumber, skip = false;
1739 entityframe4_database_t *d;
1740 if (!cl.entitydatabase4)
1741 cl.entitydatabase4 = EntityFrame4_AllocDatabase(cls.levelmempool);
1742 d = cl.entitydatabase4;
1743 // read the number of the frame this refers to
1744 referenceframenum = MSG_ReadLong();
1745 // read the number of this frame
1746 framenum = MSG_ReadLong();
1747 CL_NewFrameReceived(framenum);
1748 // read the start number
1749 enumber = (unsigned short) MSG_ReadShort();
1750 if (developer_networkentities.integer >= 10)
1752 Con_Printf("recv svc_entities num:%i ref:%i database: ref:%i commits:", framenum, referenceframenum, d->referenceframenum);
1753 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1754 if (d->commit[i].numentities)
1755 Con_Printf(" %i", d->commit[i].framenum);
1758 if (!EntityFrame4_AckFrame(d, referenceframenum, false))
1760 Con_Print("EntityFrame4_CL_ReadFrame: reference frame invalid (VERY BAD ERROR), this update will be skipped\n");
1763 d->currentcommit = NULL;
1764 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1766 if (!d->commit[i].numentities)
1768 d->currentcommit = d->commit + i;
1769 d->currentcommit->framenum = framenum;
1770 d->currentcommit->numentities = 0;
1773 if (d->currentcommit == NULL)
1775 Con_Printf("EntityFrame4_CL_ReadFrame: error while decoding frame %i: database full, reading but not storing this update\n", framenum);
1779 while (!done && !msg_badread)
1781 // read the number of the modified entity
1782 // (gaps will be copied unmodified)
1783 n = (unsigned short)MSG_ReadShort();
1786 // no more entities in this update, but we still need to copy the
1787 // rest of the reference entities (final gap)
1789 // read end of range number, then process normally
1790 n = (unsigned short)MSG_ReadShort();
1792 // high bit means it's a remove message
1793 cnumber = n & 0x7FFF;
1794 // if this is a live entity we may need to expand the array
1795 if (cl.num_entities <= cnumber && !(n & 0x8000))
1797 cl.num_entities = cnumber + 1;
1798 if (cnumber >= cl.max_entities)
1799 CL_ExpandEntities(cnumber);
1801 // add one (the changed one) if not done
1802 stopnumber = cnumber + !done;
1803 // process entities in range from the last one to the changed one
1804 for (;enumber < stopnumber;enumber++)
1806 if (skip || enumber >= cl.num_entities)
1808 if (enumber == cnumber && (n & 0x8000) == 0)
1810 entity_state_t tempstate;
1811 EntityState_ReadFields(&tempstate, EntityState_ReadExtendBits());
1815 // slide the current into the previous slot
1816 cl.entities[enumber].state_previous = cl.entities[enumber].state_current;
1817 // copy a new current from reference database
1818 cl.entities[enumber].state_current = *EntityFrame4_GetReferenceEntity(d, enumber);
1819 s = &cl.entities[enumber].state_current;
1820 // if this is the one to modify, read more data...
1821 if (enumber == cnumber)
1826 if (developer_networkentities.integer >= 2)
1827 Con_Printf("entity %i: remove\n", enumber);
1833 if (developer_networkentities.integer >= 2)
1834 Con_Printf("entity %i: update\n", enumber);
1835 s->active = ACTIVE_NETWORK;
1836 EntityState_ReadFields(s, EntityState_ReadExtendBits());
1839 else if (developer_networkentities.integer >= 4)
1840 Con_Printf("entity %i: copy\n", enumber);
1841 // set the cl.entities_active flag
1842 cl.entities_active[enumber] = (s->active == ACTIVE_NETWORK);
1843 // set the update time
1844 s->time = cl.mtime[0];
1845 // fix the number (it gets wiped occasionally by copying from defaultstate)
1846 s->number = enumber;
1847 // check if we need to update the lerp stuff
1848 if (s->active == ACTIVE_NETWORK)
1849 CL_MoveLerpEntityStates(&cl.entities[enumber]);
1850 // add this to the commit entry whether it is modified or not
1851 if (d->currentcommit)
1852 EntityFrame4_AddCommitEntity(d, &cl.entities[enumber].state_current);
1853 // print extra messages if desired
1854 if (developer_networkentities.integer >= 2 && cl.entities[enumber].state_current.active != cl.entities[enumber].state_previous.active)
1856 if (cl.entities[enumber].state_current.active == ACTIVE_NETWORK)
1857 Con_Printf("entity #%i has become active\n", enumber);
1858 else if (cl.entities[enumber].state_previous.active)
1859 Con_Printf("entity #%i has become inactive\n", enumber);
1863 d->currentcommit = NULL;
1865 EntityFrame4_ResetDatabase(d);
1868 qboolean EntityFrame4_WriteFrame(sizebuf_t *msg, int maxsize, entityframe4_database_t *d, int numstates, const entity_state_t **states)
1870 const entity_state_t *e, *s;
1871 entity_state_t inactiveentitystate;
1872 int i, n, startnumber;
1874 unsigned char data[128];
1877 // if there isn't enough space to accomplish anything, skip it
1878 if (msg->cursize + 24 > maxsize)
1881 // prepare the buffer
1882 memset(&buf, 0, sizeof(buf));
1884 buf.maxsize = sizeof(data);
1886 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1887 if (!d->commit[i].numentities)
1889 // if commit buffer full, just don't bother writing an update this frame
1890 if (i == MAX_ENTITY_HISTORY)
1892 d->currentcommit = d->commit + i;
1894 // this state's number gets played around with later
1895 inactiveentitystate = defaultstate;
1897 d->currentcommit->numentities = 0;
1898 d->currentcommit->framenum = ++d->latestframenumber;
1899 MSG_WriteByte(msg, svc_entities);
1900 MSG_WriteLong(msg, d->referenceframenum);
1901 MSG_WriteLong(msg, d->currentcommit->framenum);
1902 if (developer_networkentities.integer >= 10)
1904 Con_Printf("send svc_entities num:%i ref:%i (database: ref:%i commits:", d->currentcommit->framenum, d->referenceframenum, d->referenceframenum);
1905 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1906 if (d->commit[i].numentities)
1907 Con_Printf(" %i", d->commit[i].framenum);
1910 if (d->currententitynumber >= prog->max_edicts)
1913 startnumber = bound(1, d->currententitynumber, prog->max_edicts - 1);
1914 MSG_WriteShort(msg, startnumber);
1915 // reset currententitynumber so if the loop does not break it we will
1916 // start at beginning next frame (if it does break, it will set it)
1917 d->currententitynumber = 1;
1918 for (i = 0, n = startnumber;n < prog->max_edicts;n++)
1920 val = PRVM_EDICTFIELDVALUE((&prog->edicts[n]), prog->fieldoffsets.SendEntity);
1921 if(val && val->function)
1923 // find the old state to delta from
1924 e = EntityFrame4_GetReferenceEntity(d, n);
1925 // prepare the buffer
1927 // entity exists, build an update (if empty there is no change)
1928 // find the state in the list
1929 for (;i < numstates && states[i]->number < n;i++);
1935 EntityState_WriteUpdate(s, &buf, e);
1939 inactiveentitystate.number = n;
1940 s = &inactiveentitystate;
1941 if (e->active == ACTIVE_NETWORK)
1943 // entity used to exist but doesn't anymore, send remove
1944 MSG_WriteShort(&buf, n | 0x8000);
1947 // if the commit is full, we're done this frame
1948 if (msg->cursize + buf.cursize > maxsize - 4)
1950 // next frame we will continue where we left off
1953 // add the entity to the commit
1954 EntityFrame4_AddCommitEntity(d, s);
1955 // if the message is empty, skip out now
1958 // write the message to the packet
1959 SZ_Write(msg, buf.data, buf.cursize);
1962 d->currententitynumber = n;
1964 // remove world message (invalid, and thus a good terminator)
1965 MSG_WriteShort(msg, 0x8000);
1966 // write the number of the end entity
1967 MSG_WriteShort(msg, d->currententitynumber);
1969 d->currentcommit = NULL;
1977 entityframe5_database_t *EntityFrame5_AllocDatabase(mempool_t *pool)
1980 entityframe5_database_t *d;
1981 d = (entityframe5_database_t *)Mem_Alloc(pool, sizeof(*d));
1982 d->latestframenum = 0;
1983 for (i = 0;i < d->maxedicts;i++)
1984 d->states[i] = defaultstate;
1988 void EntityFrame5_FreeDatabase(entityframe5_database_t *d)
1990 // all the [maxedicts] memory is allocated at once, so there's only one
1993 Mem_Free(d->deltabits);
1997 static void EntityFrame5_ExpandEdicts(entityframe5_database_t *d, int newmax)
1999 if (d->maxedicts < newmax)
2001 unsigned char *data;
2002 int oldmaxedicts = d->maxedicts;
2003 int *olddeltabits = d->deltabits;
2004 unsigned char *oldpriorities = d->priorities;
2005 int *oldupdateframenum = d->updateframenum;
2006 entity_state_t *oldstates = d->states;
2007 unsigned char *oldvisiblebits = d->visiblebits;
2008 d->maxedicts = newmax;
2009 data = (unsigned char *)Mem_Alloc(sv_mempool, d->maxedicts * sizeof(int) + d->maxedicts * sizeof(unsigned char) + d->maxedicts * sizeof(int) + d->maxedicts * sizeof(entity_state_t) + (d->maxedicts+7)/8 * sizeof(unsigned char));
2010 d->deltabits = (int *)data;data += d->maxedicts * sizeof(int);
2011 d->priorities = (unsigned char *)data;data += d->maxedicts * sizeof(unsigned char);
2012 d->updateframenum = (int *)data;data += d->maxedicts * sizeof(int);
2013 d->states = (entity_state_t *)data;data += d->maxedicts * sizeof(entity_state_t);
2014 d->visiblebits = (unsigned char *)data;data += (d->maxedicts+7)/8 * sizeof(unsigned char);
2017 memcpy(d->deltabits, olddeltabits, oldmaxedicts * sizeof(int));
2018 memcpy(d->priorities, oldpriorities, oldmaxedicts * sizeof(unsigned char));
2019 memcpy(d->updateframenum, oldupdateframenum, oldmaxedicts * sizeof(int));
2020 memcpy(d->states, oldstates, oldmaxedicts * sizeof(entity_state_t));
2021 memcpy(d->visiblebits, oldvisiblebits, (oldmaxedicts+7)/8 * sizeof(unsigned char));
2022 // the previous buffers were a single allocation, so just one free
2023 Mem_Free(olddeltabits);
2028 static int EntityState5_Priority(entityframe5_database_t *d, int stateindex)
2030 int limit, priority;
2032 // if it is the player, update urgently
2033 if (stateindex == d->viewentnum)
2034 return ENTITYFRAME5_PRIORITYLEVELS - 1;
2035 // priority increases each frame no matter what happens
2036 priority = d->priorities[stateindex] + 1;
2037 // players get an extra priority boost
2038 if (stateindex <= svs.maxclients)
2040 // remove dead entities very quickly because they are just 2 bytes
2041 if (d->states[stateindex].active != ACTIVE_NETWORK)
2044 return bound(1, priority, ENTITYFRAME5_PRIORITYLEVELS - 1);
2046 // certain changes are more noticable than others
2047 if (d->deltabits[stateindex] & (E5_FULLUPDATE | E5_ATTACHMENT | E5_MODEL | E5_FLAGS | E5_COLORMAP))
2049 // find the root entity this one is attached to, and judge relevance by it
2050 for (limit = 0;limit < 256;limit++)
2052 s = d->states + stateindex;
2053 if (s->flags & RENDER_VIEWMODEL)
2054 stateindex = d->viewentnum;
2055 else if (s->tagentity)
2056 stateindex = s->tagentity;
2059 if (d->maxedicts < stateindex)
2060 EntityFrame5_ExpandEdicts(d, (stateindex+256)&~255);
2063 Con_DPrintf("Protocol: Runaway loop recursing tagentity links on entity %i\n", stateindex);
2064 // now that we have the parent entity we can make some decisions based on
2065 // distance from the player
2066 if (VectorDistance(d->states[d->viewentnum].netcenter, s->netcenter) < 1024.0f)
2068 return bound(1, priority, ENTITYFRAME5_PRIORITYLEVELS - 1);
2071 void EntityState5_WriteUpdate(int number, const entity_state_t *s, int changedbits, sizebuf_t *msg)
2073 unsigned int bits = 0;
2074 //dp_model_t *model;
2075 ENTITYSIZEPROFILING_START(msg, s->number);
2078 val = PRVM_EDICTFIELDVALUE((&prog->edicts[s->number]), prog->fieldoffsets.SendEntity);
2079 if(val && val->function)
2082 if (s->active != ACTIVE_NETWORK)
2083 MSG_WriteShort(msg, number | 0x8000);
2087 if ((bits & E5_ORIGIN) && (!(s->flags & RENDER_LOWPRECISION) || s->exteriormodelforclient || s->tagentity || s->viewmodelforclient || (s->number >= 1 && s->number <= svs.maxclients) || s->origin[0] <= -4096.0625 || s->origin[0] >= 4095.9375 || s->origin[1] <= -4096.0625 || s->origin[1] >= 4095.9375 || s->origin[2] <= -4096.0625 || s->origin[2] >= 4095.9375))
2088 // maybe also add: ((model = SV_GetModelByIndex(s->modelindex)) != NULL && model->name[0] == '*')
2089 bits |= E5_ORIGIN32;
2092 // (int)(f * 8 - 0.5) >= -32768
2093 // (f * 8 - 0.5) > -32769
2096 // (int)(f * 8 + 0.5) <= 32767
2097 // (f * 8 + 0.5) < 32768
2098 // f * 8 + 0.5) < 4095.9375
2099 if ((bits & E5_ANGLES) && !(s->flags & RENDER_LOWPRECISION))
2100 bits |= E5_ANGLES16;
2101 if ((bits & E5_MODEL) && s->modelindex >= 256)
2103 if ((bits & E5_FRAME) && s->frame >= 256)
2105 if (bits & E5_EFFECTS)
2107 if (s->effects & 0xFFFF0000)
2108 bits |= E5_EFFECTS32;
2109 else if (s->effects & 0xFFFFFF00)
2110 bits |= E5_EFFECTS16;
2116 if (bits >= 16777216)
2118 MSG_WriteShort(msg, number);
2119 MSG_WriteByte(msg, bits & 0xFF);
2120 if (bits & E5_EXTEND1)
2121 MSG_WriteByte(msg, (bits >> 8) & 0xFF);
2122 if (bits & E5_EXTEND2)
2123 MSG_WriteByte(msg, (bits >> 16) & 0xFF);
2124 if (bits & E5_EXTEND3)
2125 MSG_WriteByte(msg, (bits >> 24) & 0xFF);
2126 if (bits & E5_FLAGS)
2127 MSG_WriteByte(msg, s->flags);
2128 if (bits & E5_ORIGIN)
2130 if (bits & E5_ORIGIN32)
2132 MSG_WriteCoord32f(msg, s->origin[0]);
2133 MSG_WriteCoord32f(msg, s->origin[1]);
2134 MSG_WriteCoord32f(msg, s->origin[2]);
2138 MSG_WriteCoord13i(msg, s->origin[0]);
2139 MSG_WriteCoord13i(msg, s->origin[1]);
2140 MSG_WriteCoord13i(msg, s->origin[2]);
2143 if (bits & E5_ANGLES)
2145 if (bits & E5_ANGLES16)
2147 MSG_WriteAngle16i(msg, s->angles[0]);
2148 MSG_WriteAngle16i(msg, s->angles[1]);
2149 MSG_WriteAngle16i(msg, s->angles[2]);
2153 MSG_WriteAngle8i(msg, s->angles[0]);
2154 MSG_WriteAngle8i(msg, s->angles[1]);
2155 MSG_WriteAngle8i(msg, s->angles[2]);
2158 if (bits & E5_MODEL)
2160 if (bits & E5_MODEL16)
2161 MSG_WriteShort(msg, s->modelindex);
2163 MSG_WriteByte(msg, s->modelindex);
2165 if (bits & E5_FRAME)
2167 if (bits & E5_FRAME16)
2168 MSG_WriteShort(msg, s->frame);
2170 MSG_WriteByte(msg, s->frame);
2173 MSG_WriteByte(msg, s->skin);
2174 if (bits & E5_EFFECTS)
2176 if (bits & E5_EFFECTS32)
2177 MSG_WriteLong(msg, s->effects);
2178 else if (bits & E5_EFFECTS16)
2179 MSG_WriteShort(msg, s->effects);
2181 MSG_WriteByte(msg, s->effects);
2183 if (bits & E5_ALPHA)
2184 MSG_WriteByte(msg, s->alpha);
2185 if (bits & E5_SCALE)
2186 MSG_WriteByte(msg, s->scale);
2187 if (bits & E5_COLORMAP)
2188 MSG_WriteByte(msg, s->colormap);
2189 if (bits & E5_ATTACHMENT)
2191 MSG_WriteShort(msg, s->tagentity);
2192 MSG_WriteByte(msg, s->tagindex);
2194 if (bits & E5_LIGHT)
2196 MSG_WriteShort(msg, s->light[0]);
2197 MSG_WriteShort(msg, s->light[1]);
2198 MSG_WriteShort(msg, s->light[2]);
2199 MSG_WriteShort(msg, s->light[3]);
2200 MSG_WriteByte(msg, s->lightstyle);
2201 MSG_WriteByte(msg, s->lightpflags);
2205 MSG_WriteByte(msg, s->glowsize);
2206 MSG_WriteByte(msg, s->glowcolor);
2208 if (bits & E5_COLORMOD)
2210 MSG_WriteByte(msg, s->colormod[0]);
2211 MSG_WriteByte(msg, s->colormod[1]);
2212 MSG_WriteByte(msg, s->colormod[2]);
2214 if (bits & E5_GLOWMOD)
2216 MSG_WriteByte(msg, s->glowmod[0]);
2217 MSG_WriteByte(msg, s->glowmod[1]);
2218 MSG_WriteByte(msg, s->glowmod[2]);
2222 ENTITYSIZEPROFILING_END(msg, s->number);
2225 static void EntityState5_ReadUpdate(entity_state_t *s, int number)
2228 bits = MSG_ReadByte();
2229 if (bits & E5_EXTEND1)
2231 bits |= MSG_ReadByte() << 8;
2232 if (bits & E5_EXTEND2)
2234 bits |= MSG_ReadByte() << 16;
2235 if (bits & E5_EXTEND3)
2236 bits |= MSG_ReadByte() << 24;
2239 if (bits & E5_FULLUPDATE)
2242 s->active = ACTIVE_NETWORK;
2244 if (bits & E5_FLAGS)
2245 s->flags = MSG_ReadByte();
2246 if (bits & E5_ORIGIN)
2248 if (bits & E5_ORIGIN32)
2250 s->origin[0] = MSG_ReadCoord32f();
2251 s->origin[1] = MSG_ReadCoord32f();
2252 s->origin[2] = MSG_ReadCoord32f();
2256 s->origin[0] = MSG_ReadCoord13i();
2257 s->origin[1] = MSG_ReadCoord13i();
2258 s->origin[2] = MSG_ReadCoord13i();
2261 if (bits & E5_ANGLES)
2263 if (bits & E5_ANGLES16)
2265 s->angles[0] = MSG_ReadAngle16i();
2266 s->angles[1] = MSG_ReadAngle16i();
2267 s->angles[2] = MSG_ReadAngle16i();
2271 s->angles[0] = MSG_ReadAngle8i();
2272 s->angles[1] = MSG_ReadAngle8i();
2273 s->angles[2] = MSG_ReadAngle8i();
2276 if (bits & E5_MODEL)
2278 if (bits & E5_MODEL16)
2279 s->modelindex = (unsigned short) MSG_ReadShort();
2281 s->modelindex = MSG_ReadByte();
2283 if (bits & E5_FRAME)
2285 if (bits & E5_FRAME16)
2286 s->frame = (unsigned short) MSG_ReadShort();
2288 s->frame = MSG_ReadByte();
2291 s->skin = MSG_ReadByte();
2292 if (bits & E5_EFFECTS)
2294 if (bits & E5_EFFECTS32)
2295 s->effects = (unsigned int) MSG_ReadLong();
2296 else if (bits & E5_EFFECTS16)
2297 s->effects = (unsigned short) MSG_ReadShort();
2299 s->effects = MSG_ReadByte();
2301 if (bits & E5_ALPHA)
2302 s->alpha = MSG_ReadByte();
2303 if (bits & E5_SCALE)
2304 s->scale = MSG_ReadByte();
2305 if (bits & E5_COLORMAP)
2306 s->colormap = MSG_ReadByte();
2307 if (bits & E5_ATTACHMENT)
2309 s->tagentity = (unsigned short) MSG_ReadShort();
2310 s->tagindex = MSG_ReadByte();
2312 if (bits & E5_LIGHT)
2314 s->light[0] = (unsigned short) MSG_ReadShort();
2315 s->light[1] = (unsigned short) MSG_ReadShort();
2316 s->light[2] = (unsigned short) MSG_ReadShort();
2317 s->light[3] = (unsigned short) MSG_ReadShort();
2318 s->lightstyle = MSG_ReadByte();
2319 s->lightpflags = MSG_ReadByte();
2323 s->glowsize = MSG_ReadByte();
2324 s->glowcolor = MSG_ReadByte();
2326 if (bits & E5_COLORMOD)
2328 s->colormod[0] = MSG_ReadByte();
2329 s->colormod[1] = MSG_ReadByte();
2330 s->colormod[2] = MSG_ReadByte();
2332 if (bits & E5_GLOWMOD)
2334 s->glowmod[0] = MSG_ReadByte();
2335 s->glowmod[1] = MSG_ReadByte();
2336 s->glowmod[2] = MSG_ReadByte();
2340 if (developer_networkentities.integer >= 2)
2342 Con_Printf("ReadFields e%i", number);
2344 if (bits & E5_ORIGIN)
2345 Con_Printf(" E5_ORIGIN %f %f %f", s->origin[0], s->origin[1], s->origin[2]);
2346 if (bits & E5_ANGLES)
2347 Con_Printf(" E5_ANGLES %f %f %f", s->angles[0], s->angles[1], s->angles[2]);
2348 if (bits & E5_MODEL)
2349 Con_Printf(" E5_MODEL %i", s->modelindex);
2350 if (bits & E5_FRAME)
2351 Con_Printf(" E5_FRAME %i", s->frame);
2353 Con_Printf(" E5_SKIN %i", s->skin);
2354 if (bits & E5_EFFECTS)
2355 Con_Printf(" E5_EFFECTS %i", s->effects);
2356 if (bits & E5_FLAGS)
2358 Con_Printf(" E5_FLAGS %i (", s->flags);
2359 if (s->flags & RENDER_STEP)
2361 if (s->flags & RENDER_GLOWTRAIL)
2362 Con_Print(" GLOWTRAIL");
2363 if (s->flags & RENDER_VIEWMODEL)
2364 Con_Print(" VIEWMODEL");
2365 if (s->flags & RENDER_EXTERIORMODEL)
2366 Con_Print(" EXTERIORMODEL");
2367 if (s->flags & RENDER_LOWPRECISION)
2368 Con_Print(" LOWPRECISION");
2369 if (s->flags & RENDER_COLORMAPPED)
2370 Con_Print(" COLORMAPPED");
2371 if (s->flags & RENDER_SHADOW)
2372 Con_Print(" SHADOW");
2373 if (s->flags & RENDER_LIGHT)
2374 Con_Print(" LIGHT");
2375 if (s->flags & RENDER_NOSELFSHADOW)
2376 Con_Print(" NOSELFSHADOW");
2379 if (bits & E5_ALPHA)
2380 Con_Printf(" E5_ALPHA %f", s->alpha / 255.0f);
2381 if (bits & E5_SCALE)
2382 Con_Printf(" E5_SCALE %f", s->scale / 16.0f);
2383 if (bits & E5_COLORMAP)
2384 Con_Printf(" E5_COLORMAP %i", s->colormap);
2385 if (bits & E5_ATTACHMENT)
2386 Con_Printf(" E5_ATTACHMENT e%i:%i", s->tagentity, s->tagindex);
2387 if (bits & E5_LIGHT)
2388 Con_Printf(" E5_LIGHT %i:%i:%i:%i %i:%i", s->light[0], s->light[1], s->light[2], s->light[3], s->lightstyle, s->lightpflags);
2390 Con_Printf(" E5_GLOW %i:%i", s->glowsize * 4, s->glowcolor);
2391 if (bits & E5_COLORMOD)
2392 Con_Printf(" E5_COLORMOD %f:%f:%f", s->colormod[0] / 32.0f, s->colormod[1] / 32.0f, s->colormod[2] / 32.0f);
2393 if (bits & E5_GLOWMOD)
2394 Con_Printf(" E5_GLOWMOD %f:%f:%f", s->glowmod[0] / 32.0f, s->glowmod[1] / 32.0f, s->glowmod[2] / 32.0f);
2399 static int EntityState5_DeltaBits(const entity_state_t *o, const entity_state_t *n)
2401 unsigned int bits = 0;
2402 if (n->active == ACTIVE_NETWORK)
2404 if (o->active != ACTIVE_NETWORK)
2405 bits |= E5_FULLUPDATE;
2406 if (!VectorCompare(o->origin, n->origin))
2408 if (!VectorCompare(o->angles, n->angles))
2410 if (o->modelindex != n->modelindex)
2412 if (o->frame != n->frame)
2414 if (o->skin != n->skin)
2416 if (o->effects != n->effects)
2418 if (o->flags != n->flags)
2420 if (o->alpha != n->alpha)
2422 if (o->scale != n->scale)
2424 if (o->colormap != n->colormap)
2425 bits |= E5_COLORMAP;
2426 if (o->tagentity != n->tagentity || o->tagindex != n->tagindex)
2427 bits |= E5_ATTACHMENT;
2428 if (o->light[0] != n->light[0] || o->light[1] != n->light[1] || o->light[2] != n->light[2] || o->light[3] != n->light[3] || o->lightstyle != n->lightstyle || o->lightpflags != n->lightpflags)
2430 if (o->glowsize != n->glowsize || o->glowcolor != n->glowcolor)
2432 if (o->colormod[0] != n->colormod[0] || o->colormod[1] != n->colormod[1] || o->colormod[2] != n->colormod[2])
2433 bits |= E5_COLORMOD;
2434 if (o->glowmod[0] != n->glowmod[0] || o->glowmod[1] != n->glowmod[1] || o->glowmod[2] != n->glowmod[2])
2438 if (o->active == ACTIVE_NETWORK)
2439 bits |= E5_FULLUPDATE;
2443 void EntityFrame5_CL_ReadFrame(void)
2445 int n, enumber, framenum;
2448 // read the number of this frame to echo back in next input packet
2449 framenum = MSG_ReadLong();
2450 CL_NewFrameReceived(framenum);
2451 if (cls.protocol != PROTOCOL_QUAKE && cls.protocol != PROTOCOL_QUAKEDP && cls.protocol != PROTOCOL_NEHAHRAMOVIE && cls.protocol != PROTOCOL_DARKPLACES1 && cls.protocol != PROTOCOL_DARKPLACES2 && cls.protocol != PROTOCOL_DARKPLACES3 && cls.protocol != PROTOCOL_DARKPLACES4 && cls.protocol != PROTOCOL_DARKPLACES5 && cls.protocol != PROTOCOL_DARKPLACES6)
2452 cls.servermovesequence = MSG_ReadLong();
2453 // read entity numbers until we find a 0x8000
2454 // (which would be remove world entity, but is actually a terminator)
2455 while ((n = (unsigned short)MSG_ReadShort()) != 0x8000 && !msg_badread)
2457 // get the entity number
2458 enumber = n & 0x7FFF;
2459 // we may need to expand the array
2460 if (cl.num_entities <= enumber)
2462 cl.num_entities = enumber + 1;
2463 if (enumber >= cl.max_entities)
2464 CL_ExpandEntities(enumber);
2466 // look up the entity
2467 ent = cl.entities + enumber;
2468 // slide the current into the previous slot
2469 ent->state_previous = ent->state_current;
2471 s = &ent->state_current;
2480 EntityState5_ReadUpdate(s, enumber);
2482 // set the cl.entities_active flag
2483 cl.entities_active[enumber] = (s->active == ACTIVE_NETWORK);
2484 // set the update time
2485 s->time = cl.mtime[0];
2486 // fix the number (it gets wiped occasionally by copying from defaultstate)
2487 s->number = enumber;
2488 // check if we need to update the lerp stuff
2489 if (s->active == ACTIVE_NETWORK)
2490 CL_MoveLerpEntityStates(&cl.entities[enumber]);
2491 // print extra messages if desired
2492 if (developer_networkentities.integer >= 2 && cl.entities[enumber].state_current.active != cl.entities[enumber].state_previous.active)
2494 if (cl.entities[enumber].state_current.active == ACTIVE_NETWORK)
2495 Con_Printf("entity #%i has become active\n", enumber);
2496 else if (cl.entities[enumber].state_previous.active)
2497 Con_Printf("entity #%i has become inactive\n", enumber);
2502 void EntityFrame5_LostFrame(entityframe5_database_t *d, int framenum)
2504 int i, j, k, l, bits;
2505 entityframe5_changestate_t *s, *s2;
2506 entityframe5_packetlog_t *p, *p2;
2507 unsigned char statsdeltabits[(MAX_CL_STATS+7)/8];
2508 // scan for packets that were lost
2509 for (i = 0, p = d->packetlog;i < ENTITYFRAME5_MAXPACKETLOGS;i++, p++)
2511 if (p->packetnumber && p->packetnumber <= framenum)
2513 // packet was lost - merge deltabits into the main array so they
2514 // will be re-sent, but only if there is no newer update of that
2515 // bit in the logs (as those will arrive before this update)
2516 for (j = 0, s = p->states;j < p->numstates;j++, s++)
2518 // check for any newer updates to this entity and mask off any
2519 // overlapping bits (we don't need to send something again if
2520 // it has already been sent more recently)
2521 bits = s->bits & ~d->deltabits[s->number];
2522 for (k = 0, p2 = d->packetlog;k < ENTITYFRAME5_MAXPACKETLOGS && bits;k++, p2++)
2524 if (p2->packetnumber > framenum)
2526 for (l = 0, s2 = p2->states;l < p2->numstates;l++, s2++)
2528 if (s2->number == s->number)
2536 // if the bits haven't all been cleared, there were some bits
2537 // lost with this packet, so set them again now
2540 d->deltabits[s->number] |= bits;
2541 // if it was a very important update, set priority higher
2542 if (bits & (E5_FULLUPDATE | E5_ATTACHMENT | E5_MODEL | E5_COLORMAP))
2543 d->priorities[s->number] = max(d->priorities[s->number], 4);
2545 d->priorities[s->number] = max(d->priorities[s->number], 1);
2549 for (j = 0;j < MAX_CL_STATS;j++)
2551 for (l = 0;l < (MAX_CL_STATS+7)/8;l++)
2552 statsdeltabits[l] = p->statsdeltabits[l] & ~host_client->statsdeltabits[l];
2553 for (k = 0, p2 = d->packetlog;k < ENTITYFRAME5_MAXPACKETLOGS;k++, p2++)
2554 if (p2->packetnumber > framenum)
2555 for (l = 0;l < (MAX_CL_STATS+7)/8;l++)
2556 statsdeltabits[l] = p->statsdeltabits[l] & ~p2->statsdeltabits[l];
2557 for (l = 0;l < (MAX_CL_STATS+7)/8;l++)
2558 host_client->statsdeltabits[l] |= statsdeltabits[l];
2560 // delete this packet log as it is now obsolete
2561 p->packetnumber = 0;
2566 void EntityFrame5_AckFrame(entityframe5_database_t *d, int framenum)
2569 // scan for packets made obsolete by this ack and delete them
2570 for (i = 0;i < ENTITYFRAME5_MAXPACKETLOGS;i++)
2571 if (d->packetlog[i].packetnumber <= framenum)
2572 d->packetlog[i].packetnumber = 0;
2575 qboolean EntityFrame5_WriteFrame(sizebuf_t *msg, int maxsize, entityframe5_database_t *d, int numstates, const entity_state_t **states, int viewentnum, int movesequence, qboolean need_empty)
2577 const entity_state_t *n;
2578 int i, num, l, framenum, packetlognumber, priority;
2580 unsigned char data[128];
2581 entityframe5_packetlog_t *packetlog;
2583 if (prog->max_edicts > d->maxedicts)
2584 EntityFrame5_ExpandEdicts(d, prog->max_edicts);
2586 framenum = d->latestframenum + 1;
2587 d->viewentnum = viewentnum;
2589 // if packet log is full, mark all frames as lost, this will cause
2590 // it to send the lost data again
2591 for (packetlognumber = 0;packetlognumber < ENTITYFRAME5_MAXPACKETLOGS;packetlognumber++)
2592 if (d->packetlog[packetlognumber].packetnumber == 0)
2594 if (packetlognumber == ENTITYFRAME5_MAXPACKETLOGS)
2596 Con_DPrintf("EntityFrame5_WriteFrame: packetlog overflow for a client, resetting\n");
2597 EntityFrame5_LostFrame(d, framenum);
2598 packetlognumber = 0;
2601 // prepare the buffer
2602 memset(&buf, 0, sizeof(buf));
2604 buf.maxsize = sizeof(data);
2606 // detect changes in states
2608 for (i = 0;i < numstates;i++)
2611 // mark gaps in entity numbering as removed entities
2612 for (;num < n->number;num++)
2614 // if the entity used to exist, clear it
2615 if (CHECKPVSBIT(d->visiblebits, num))
2617 CLEARPVSBIT(d->visiblebits, num);
2618 d->deltabits[num] = E5_FULLUPDATE;
2619 d->priorities[num] = max(d->priorities[num], 8); // removal is cheap
2620 d->states[num] = defaultstate;
2621 d->states[num].number = num;
2624 // update the entity state data
2625 if (!CHECKPVSBIT(d->visiblebits, num))
2627 // entity just spawned in, don't let it completely hog priority
2628 // because of being ancient on the first frame
2629 d->updateframenum[num] = framenum;
2630 // initial priority is a bit high to make projectiles send on the
2631 // first frame, among other things
2632 d->priorities[num] = max(d->priorities[num], 4);
2634 SETPVSBIT(d->visiblebits, num);
2635 d->deltabits[num] |= EntityState5_DeltaBits(d->states + num, n);
2636 d->priorities[num] = max(d->priorities[num], 1);
2637 d->states[num] = *n;
2638 d->states[num].number = num;
2639 // advance to next entity so the next iteration doesn't immediately remove it
2642 // all remaining entities are dead
2643 for (;num < d->maxedicts;num++)
2645 if (CHECKPVSBIT(d->visiblebits, num))
2647 CLEARPVSBIT(d->visiblebits, num);
2648 d->deltabits[num] = E5_FULLUPDATE;
2649 d->priorities[num] = max(d->priorities[num], 8); // removal is cheap
2650 d->states[num] = defaultstate;
2651 d->states[num].number = num;
2655 // if there isn't at least enough room for an empty svc_entities,
2656 // don't bother trying...
2657 if (buf.cursize + 11 > buf.maxsize)
2660 // build lists of entities by priority level
2661 memset(d->prioritychaincounts, 0, sizeof(d->prioritychaincounts));
2663 for (num = 0;num < d->maxedicts;num++)
2665 if (d->priorities[num])
2667 if (d->deltabits[num])
2669 if (d->priorities[num] < (ENTITYFRAME5_PRIORITYLEVELS - 1))
2670 d->priorities[num] = EntityState5_Priority(d, num);
2672 priority = d->priorities[num];
2673 if (d->prioritychaincounts[priority] < ENTITYFRAME5_MAXSTATES)
2674 d->prioritychains[priority][d->prioritychaincounts[priority]++] = num;
2677 d->priorities[num] = 0;
2682 // write stat updates
2683 if (sv.protocol != PROTOCOL_QUAKE && sv.protocol != PROTOCOL_QUAKEDP && sv.protocol != PROTOCOL_NEHAHRAMOVIE && sv.protocol != PROTOCOL_NEHAHRABJP && sv.protocol != PROTOCOL_NEHAHRABJP2 && sv.protocol != PROTOCOL_NEHAHRABJP3 && sv.protocol != PROTOCOL_DARKPLACES1 && sv.protocol != PROTOCOL_DARKPLACES2 && sv.protocol != PROTOCOL_DARKPLACES3 && sv.protocol != PROTOCOL_DARKPLACES4 && sv.protocol != PROTOCOL_DARKPLACES5)
2685 for (i = 0;i < MAX_CL_STATS && msg->cursize + 6 + 11 <= maxsize;i++)
2687 if (host_client->statsdeltabits[i>>3] & (1<<(i&7)))
2689 host_client->statsdeltabits[i>>3] &= ~(1<<(i&7));
2690 // add packetlog entry now that we have something for it
2693 packetlog = d->packetlog + packetlognumber;
2694 packetlog->packetnumber = framenum;
2695 packetlog->numstates = 0;
2697 packetlog->statsdeltabits[i>>3] |= (1<<(i&7));
2698 if (host_client->stats[i] >= 0 && host_client->stats[i] < 256)
2700 MSG_WriteByte(msg, svc_updatestatubyte);
2701 MSG_WriteByte(msg, i);
2702 MSG_WriteByte(msg, host_client->stats[i]);
2707 MSG_WriteByte(msg, svc_updatestat);
2708 MSG_WriteByte(msg, i);
2709 MSG_WriteLong(msg, host_client->stats[i]);
2716 // only send empty svc_entities frame if needed
2717 if(!l && !need_empty)
2720 // add packetlog entry now that we have something for it
2723 packetlog = d->packetlog + packetlognumber;
2724 packetlog->packetnumber = framenum;
2725 packetlog->numstates = 0;
2728 // write state updates
2729 if (developer_networkentities.integer >= 10)
2730 Con_Printf("send: svc_entities %i\n", framenum);
2731 d->latestframenum = framenum;
2732 MSG_WriteByte(msg, svc_entities);
2733 MSG_WriteLong(msg, framenum);
2734 if (sv.protocol != PROTOCOL_QUAKE && sv.protocol != PROTOCOL_QUAKEDP && sv.protocol != PROTOCOL_NEHAHRAMOVIE && sv.protocol != PROTOCOL_DARKPLACES1 && sv.protocol != PROTOCOL_DARKPLACES2 && sv.protocol != PROTOCOL_DARKPLACES3 && sv.protocol != PROTOCOL_DARKPLACES4 && sv.protocol != PROTOCOL_DARKPLACES5 && sv.protocol != PROTOCOL_DARKPLACES6)
2735 MSG_WriteLong(msg, movesequence);
2736 for (priority = ENTITYFRAME5_PRIORITYLEVELS - 1;priority >= 0 && packetlog->numstates < ENTITYFRAME5_MAXSTATES;priority--)
2738 for (i = 0;i < d->prioritychaincounts[priority] && packetlog->numstates < ENTITYFRAME5_MAXSTATES;i++)
2740 num = d->prioritychains[priority][i];
2741 n = d->states + num;
2742 if (d->deltabits[num] & E5_FULLUPDATE)
2743 d->deltabits[num] = E5_FULLUPDATE | EntityState5_DeltaBits(&defaultstate, n);
2745 EntityState5_WriteUpdate(num, n, d->deltabits[num], &buf);
2746 // if the entity won't fit, try the next one
2747 if (msg->cursize + buf.cursize + 2 > maxsize)
2749 // write entity to the packet
2750 SZ_Write(msg, buf.data, buf.cursize);
2751 // mark age on entity for prioritization
2752 d->updateframenum[num] = framenum;
2753 // log entity so deltabits can be restored later if lost
2754 packetlog->states[packetlog->numstates].number = num;
2755 packetlog->states[packetlog->numstates].bits = d->deltabits[num];
2756 packetlog->numstates++;
2757 // clear deltabits and priority so it won't be sent again
2758 d->deltabits[num] = 0;
2759 d->priorities[num] = 0;
2762 MSG_WriteShort(msg, 0x8000);
2768 static void QW_TranslateEffects(entity_state_t *s, int qweffects)
2771 s->internaleffects = 0;
2772 if (qweffects & QW_EF_BRIGHTFIELD)
2773 s->effects |= EF_BRIGHTFIELD;
2774 if (qweffects & QW_EF_MUZZLEFLASH)
2775 s->effects |= EF_MUZZLEFLASH;
2776 if (qweffects & QW_EF_FLAG1)
2778 // mimic FTEQW's interpretation of EF_FLAG1 as EF_NODRAW on non-player entities
2779 if (s->number > cl.maxclients)
2780 s->effects |= EF_NODRAW;
2782 s->internaleffects |= INTEF_FLAG1QW;
2784 if (qweffects & QW_EF_FLAG2)
2786 // mimic FTEQW's interpretation of EF_FLAG2 as EF_ADDITIVE on non-player entities
2787 if (s->number > cl.maxclients)
2788 s->effects |= EF_ADDITIVE;
2790 s->internaleffects |= INTEF_FLAG2QW;
2792 if (qweffects & QW_EF_RED)
2794 if (qweffects & QW_EF_BLUE)
2795 s->effects |= EF_RED | EF_BLUE;
2797 s->effects |= EF_RED;
2799 else if (qweffects & QW_EF_BLUE)
2800 s->effects |= EF_BLUE;
2801 else if (qweffects & QW_EF_BRIGHTLIGHT)
2802 s->effects |= EF_BRIGHTLIGHT;
2803 else if (qweffects & QW_EF_DIMLIGHT)
2804 s->effects |= EF_DIMLIGHT;
2807 void EntityStateQW_ReadPlayerUpdate(void)
2809 int slot = MSG_ReadByte();
2810 int enumber = slot + 1;
2816 // look up the entity
2817 entity_t *ent = cl.entities + enumber;
2821 // slide the current state into the previous
2822 ent->state_previous = ent->state_current;
2825 s = &ent->state_current;
2827 s->active = ACTIVE_NETWORK;
2828 s->number = enumber;
2829 s->colormap = enumber;
2830 playerflags = MSG_ReadShort();
2831 MSG_ReadVector(s->origin, cls.protocol);
2832 s->frame = MSG_ReadByte();
2834 VectorClear(viewangles);
2835 VectorClear(velocity);
2837 if (playerflags & QW_PF_MSEC)
2839 // time difference between last update this player sent to the server,
2840 // and last input we sent to the server (this packet is in response to
2841 // our input, so msec is how long ago the last update of this player
2842 // entity occurred, compared to our input being received)
2843 msec = MSG_ReadByte();
2847 if (playerflags & QW_PF_COMMAND)
2849 bits = MSG_ReadByte();
2850 if (bits & QW_CM_ANGLE1)
2851 viewangles[0] = MSG_ReadAngle16i(); // cmd->angles[0]
2852 if (bits & QW_CM_ANGLE2)
2853 viewangles[1] = MSG_ReadAngle16i(); // cmd->angles[1]
2854 if (bits & QW_CM_ANGLE3)
2855 viewangles[2] = MSG_ReadAngle16i(); // cmd->angles[2]
2856 if (bits & QW_CM_FORWARD)
2857 MSG_ReadShort(); // cmd->forwardmove
2858 if (bits & QW_CM_SIDE)
2859 MSG_ReadShort(); // cmd->sidemove
2860 if (bits & QW_CM_UP)
2861 MSG_ReadShort(); // cmd->upmove
2862 if (bits & QW_CM_BUTTONS)
2863 MSG_ReadByte(); // cmd->buttons
2864 if (bits & QW_CM_IMPULSE)
2865 MSG_ReadByte(); // cmd->impulse
2866 MSG_ReadByte(); // cmd->msec
2868 if (playerflags & QW_PF_VELOCITY1)
2869 velocity[0] = MSG_ReadShort();
2870 if (playerflags & QW_PF_VELOCITY2)
2871 velocity[1] = MSG_ReadShort();
2872 if (playerflags & QW_PF_VELOCITY3)
2873 velocity[2] = MSG_ReadShort();
2874 if (playerflags & QW_PF_MODEL)
2875 s->modelindex = MSG_ReadByte();
2877 s->modelindex = cl.qw_modelindex_player;
2878 if (playerflags & QW_PF_SKINNUM)
2879 s->skin = MSG_ReadByte();
2880 if (playerflags & QW_PF_EFFECTS)
2881 QW_TranslateEffects(s, MSG_ReadByte());
2882 if (playerflags & QW_PF_WEAPONFRAME)
2883 weaponframe = MSG_ReadByte();
2887 if (enumber == cl.playerentity)
2889 // if this is an update on our player, update the angles
2890 VectorCopy(cl.viewangles, viewangles);
2893 // calculate the entity angles from the viewangles
2894 s->angles[0] = viewangles[0] * -0.0333;
2895 s->angles[1] = viewangles[1];
2897 s->angles[2] = V_CalcRoll(s->angles, velocity)*4;
2899 // if this is an update on our player, update interpolation state
2900 if (enumber == cl.playerentity)
2902 VectorCopy (cl.mpunchangle[0], cl.mpunchangle[1]);
2903 VectorCopy (cl.mpunchvector[0], cl.mpunchvector[1]);
2904 VectorCopy (cl.mvelocity[0], cl.mvelocity[1]);
2905 cl.mviewzoom[1] = cl.mviewzoom[0];
2908 cl.mpunchangle[0][0] = 0;
2909 cl.mpunchangle[0][1] = 0;
2910 cl.mpunchangle[0][2] = 0;
2911 cl.mpunchvector[0][0] = 0;
2912 cl.mpunchvector[0][1] = 0;
2913 cl.mpunchvector[0][2] = 0;
2914 cl.mvelocity[0][0] = 0;
2915 cl.mvelocity[0][1] = 0;
2916 cl.mvelocity[0][2] = 0;
2917 cl.mviewzoom[0] = 1;
2919 VectorCopy(velocity, cl.mvelocity[0]);
2920 cl.stats[STAT_WEAPONFRAME] = weaponframe;
2921 if (playerflags & QW_PF_GIB)
2922 cl.stats[STAT_VIEWHEIGHT] = 8;
2923 else if (playerflags & QW_PF_DEAD)
2924 cl.stats[STAT_VIEWHEIGHT] = -16;
2926 cl.stats[STAT_VIEWHEIGHT] = 22;
2929 // set the cl.entities_active flag
2930 cl.entities_active[enumber] = (s->active == ACTIVE_NETWORK);
2931 // set the update time
2932 s->time = cl.mtime[0] - msec * 0.001; // qw has no clock
2933 // check if we need to update the lerp stuff
2934 if (s->active == ACTIVE_NETWORK)
2935 CL_MoveLerpEntityStates(&cl.entities[enumber]);
2938 static void EntityStateQW_ReadEntityUpdate(entity_state_t *s, int bits)
2941 s->active = ACTIVE_NETWORK;
2942 s->number = bits & 511;
2944 if (bits & QW_U_MOREBITS)
2945 bits |= MSG_ReadByte();
2947 // store the QW_U_SOLID bit here?
2949 if (bits & QW_U_MODEL)
2950 s->modelindex = MSG_ReadByte();
2951 if (bits & QW_U_FRAME)
2952 s->frame = MSG_ReadByte();
2953 if (bits & QW_U_COLORMAP)
2954 s->colormap = MSG_ReadByte();
2955 if (bits & QW_U_SKIN)
2956 s->skin = MSG_ReadByte();
2957 if (bits & QW_U_EFFECTS)
2958 QW_TranslateEffects(s, qweffects = MSG_ReadByte());
2959 if (bits & QW_U_ORIGIN1)
2960 s->origin[0] = MSG_ReadCoord13i();
2961 if (bits & QW_U_ANGLE1)
2962 s->angles[0] = MSG_ReadAngle8i();
2963 if (bits & QW_U_ORIGIN2)
2964 s->origin[1] = MSG_ReadCoord13i();
2965 if (bits & QW_U_ANGLE2)
2966 s->angles[1] = MSG_ReadAngle8i();
2967 if (bits & QW_U_ORIGIN3)
2968 s->origin[2] = MSG_ReadCoord13i();
2969 if (bits & QW_U_ANGLE3)
2970 s->angles[2] = MSG_ReadAngle8i();
2972 if (developer_networkentities.integer >= 2)
2974 Con_Printf("ReadFields e%i", s->number);
2975 if (bits & QW_U_MODEL)
2976 Con_Printf(" U_MODEL %i", s->modelindex);
2977 if (bits & QW_U_FRAME)
2978 Con_Printf(" U_FRAME %i", s->frame);
2979 if (bits & QW_U_COLORMAP)
2980 Con_Printf(" U_COLORMAP %i", s->colormap);
2981 if (bits & QW_U_SKIN)
2982 Con_Printf(" U_SKIN %i", s->skin);
2983 if (bits & QW_U_EFFECTS)
2984 Con_Printf(" U_EFFECTS %i", qweffects);
2985 if (bits & QW_U_ORIGIN1)
2986 Con_Printf(" U_ORIGIN1 %f", s->origin[0]);
2987 if (bits & QW_U_ANGLE1)
2988 Con_Printf(" U_ANGLE1 %f", s->angles[0]);
2989 if (bits & QW_U_ORIGIN2)
2990 Con_Printf(" U_ORIGIN2 %f", s->origin[1]);
2991 if (bits & QW_U_ANGLE2)
2992 Con_Printf(" U_ANGLE2 %f", s->angles[1]);
2993 if (bits & QW_U_ORIGIN3)
2994 Con_Printf(" U_ORIGIN3 %f", s->origin[2]);
2995 if (bits & QW_U_ANGLE3)
2996 Con_Printf(" U_ANGLE3 %f", s->angles[2]);
2997 if (bits & QW_U_SOLID)
2998 Con_Printf(" U_SOLID");
3003 entityframeqw_database_t *EntityFrameQW_AllocDatabase(mempool_t *pool)
3005 entityframeqw_database_t *d;
3006 d = (entityframeqw_database_t *)Mem_Alloc(pool, sizeof(*d));
3010 void EntityFrameQW_FreeDatabase(entityframeqw_database_t *d)
3015 void EntityFrameQW_CL_ReadFrame(qboolean delta)
3017 qboolean invalid = false;
3018 int number, oldsnapindex, newsnapindex, oldindex, newindex, oldnum, newnum;
3020 entityframeqw_database_t *d;
3021 entityframeqw_snapshot_t *oldsnap, *newsnap;
3023 if (!cl.entitydatabaseqw)
3024 cl.entitydatabaseqw = EntityFrameQW_AllocDatabase(cls.levelmempool);
3025 d = cl.entitydatabaseqw;
3027 // there is no cls.netcon in demos, so this reading code can't access
3028 // cls.netcon-> at all... so cls.qw_incoming_sequence and
3029 // cls.qw_outgoing_sequence are updated every time the corresponding
3030 // cls.netcon->qw. variables are updated
3031 // read the number of this frame to echo back in next input packet
3032 cl.qw_validsequence = cls.qw_incoming_sequence;
3033 newsnapindex = cl.qw_validsequence & QW_UPDATE_MASK;
3034 newsnap = d->snapshot + newsnapindex;
3035 memset(newsnap, 0, sizeof(*newsnap));
3040 number = MSG_ReadByte();
3041 oldsnapindex = cl.qw_deltasequence[newsnapindex];
3042 if ((number & QW_UPDATE_MASK) != (oldsnapindex & QW_UPDATE_MASK))
3043 Con_DPrintf("WARNING: from mismatch\n");
3044 if (oldsnapindex != -1)
3046 if (cls.qw_outgoing_sequence - oldsnapindex >= QW_UPDATE_BACKUP-1)
3048 Con_DPrintf("delta update too old\n");
3049 newsnap->invalid = invalid = true; // too old
3052 oldsnap = d->snapshot + (oldsnapindex & QW_UPDATE_MASK);
3058 // if we can't decode this frame properly, report that to the server
3060 cl.qw_validsequence = 0;
3062 // read entity numbers until we find a 0x0000
3063 // (which would be an empty update on world entity, but is actually a terminator)
3064 newsnap->num_entities = 0;
3068 int word = (unsigned short)MSG_ReadShort();
3070 return; // just return, the main parser will print an error
3071 newnum = word == 0 ? 512 : (word & 511);
3072 oldnum = delta ? (oldindex >= oldsnap->num_entities ? 9999 : oldsnap->entities[oldindex].number) : 9999;
3074 // copy unmodified oldsnap entities
3075 while (newnum > oldnum) // delta only
3077 if (developer_networkentities.integer >= 2)
3078 Con_Printf("copy %i\n", oldnum);
3079 // copy one of the old entities
3080 if (newsnap->num_entities >= QW_MAX_PACKET_ENTITIES)
3081 Host_Error("EntityFrameQW_CL_ReadFrame: newsnap->num_entities == MAX_PACKETENTITIES");
3082 newsnap->entities[newsnap->num_entities] = oldsnap->entities[oldindex++];
3083 newsnap->num_entities++;
3084 oldnum = oldindex >= oldsnap->num_entities ? 9999 : oldsnap->entities[oldindex].number;
3090 if (developer_networkentities.integer >= 2)
3092 if (word & QW_U_REMOVE)
3093 Con_Printf("remove %i\n", newnum);
3094 else if (newnum == oldnum)
3095 Con_Printf("delta %i\n", newnum);
3097 Con_Printf("baseline %i\n", newnum);
3100 if (word & QW_U_REMOVE)
3102 if (newnum != oldnum && !delta && !invalid)
3104 cl.qw_validsequence = 0;
3105 Con_Printf("WARNING: U_REMOVE %i on full update\n", newnum);
3110 if (newsnap->num_entities >= QW_MAX_PACKET_ENTITIES)
3111 Host_Error("EntityFrameQW_CL_ReadFrame: newsnap->num_entities == MAX_PACKETENTITIES");
3112 newsnap->entities[newsnap->num_entities] = (newnum == oldnum) ? oldsnap->entities[oldindex] : cl.entities[newnum].state_baseline;
3113 EntityStateQW_ReadEntityUpdate(newsnap->entities + newsnap->num_entities, word);
3114 newsnap->num_entities++;
3117 if (newnum == oldnum)
3121 // expand cl.num_entities to include every entity we've seen this game
3122 newnum = newsnap->num_entities ? newsnap->entities[newsnap->num_entities - 1].number : 1;
3123 if (cl.num_entities <= newnum)
3125 cl.num_entities = newnum + 1;
3126 if (cl.max_entities < newnum + 1)
3127 CL_ExpandEntities(newnum);
3130 // now update the non-player entities from the snapshot states
3131 number = cl.maxclients + 1;
3132 for (newindex = 0;;newindex++)
3134 newnum = newindex >= newsnap->num_entities ? cl.num_entities : newsnap->entities[newindex].number;
3135 // kill any missing entities
3136 for (;number < newnum;number++)
3138 if (cl.entities_active[number])
3140 cl.entities_active[number] = false;
3141 cl.entities[number].state_current.active = ACTIVE_NOT;
3144 if (number >= cl.num_entities)
3146 // update the entity
3147 ent = &cl.entities[number];
3148 ent->state_previous = ent->state_current;
3149 ent->state_current = newsnap->entities[newindex];
3150 ent->state_current.time = cl.mtime[0];
3151 CL_MoveLerpEntityStates(ent);
3152 // the entity lives again...
3153 cl.entities_active[number] = true;