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];
54 // padding to a multiple of 8 bytes (to align the double time)
55 {0,0}//unsigned char unused[2]; // !
58 // LordHavoc: I own protocol ranges 96, 97, 3500-3599
60 struct protocolversioninfo_s
65 protocolversioninfo[] =
76 {250, "NEHAHRAMOVIE"},
79 {10000, "NEHAHRABJP"},
80 {10001, "NEHAHRABJP2"},
81 {10002, "NEHAHRABJP3"},
85 protocolversion_t Protocol_EnumForName(const char *s)
88 for (i = 1;protocolversioninfo[i].name;i++)
89 if (!strcasecmp(s, protocolversioninfo[i].name))
90 return (protocolversion_t)i;
91 return PROTOCOL_UNKNOWN;
94 const char *Protocol_NameForEnum(protocolversion_t p)
96 return protocolversioninfo[p].name;
99 protocolversion_t Protocol_EnumForNumber(int n)
102 for (i = 1;protocolversioninfo[i].name;i++)
103 if (protocolversioninfo[i].number == n)
104 return (protocolversion_t)i;
105 return PROTOCOL_UNKNOWN;
108 int Protocol_NumberForEnum(protocolversion_t p)
110 return protocolversioninfo[p].number;
113 void Protocol_Names(char *buffer, size_t buffersize)
119 for (i = 1;protocolversioninfo[i].name;i++)
122 strlcat(buffer, " ", buffersize);
123 strlcat(buffer, protocolversioninfo[i].name, buffersize);
127 void EntityFrameQuake_ReadEntity(int bits)
133 if (bits & U_MOREBITS)
134 bits |= (MSG_ReadByte()<<8);
135 if ((bits & U_EXTEND1) && cls.protocol != PROTOCOL_NEHAHRAMOVIE)
137 bits |= MSG_ReadByte() << 16;
138 if (bits & U_EXTEND2)
139 bits |= MSG_ReadByte() << 24;
142 if (bits & U_LONGENTITY)
143 num = (unsigned short) MSG_ReadShort ();
145 num = MSG_ReadByte ();
147 if (num >= MAX_EDICTS)
148 Host_Error("EntityFrameQuake_ReadEntity: entity number (%i) >= MAX_EDICTS (%i)", num, MAX_EDICTS);
150 Host_Error("EntityFrameQuake_ReadEntity: invalid entity number (%i)", num);
152 if (cl.num_entities <= num)
154 cl.num_entities = num + 1;
155 if (num >= cl.max_entities)
156 CL_ExpandEntities(num);
159 ent = cl.entities + num;
161 // note: this inherits the 'active' state of the baseline chosen
162 // (state_baseline is always active, state_current may not be active if
163 // the entity was missing in the last frame)
165 s = ent->state_current;
168 s = ent->state_baseline;
169 s.active = ACTIVE_NETWORK;
172 cl.isquakeentity[num] = true;
173 if (cl.lastquakeentity < num)
174 cl.lastquakeentity = num;
176 s.time = cl.mtime[0];
180 if (cls.protocol == PROTOCOL_NEHAHRABJP || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3)
181 s.modelindex = (unsigned short) MSG_ReadShort();
183 s.modelindex = (s.modelindex & 0xFF00) | MSG_ReadByte();
185 if (bits & U_FRAME) s.frame = (s.frame & 0xFF00) | MSG_ReadByte();
186 if (bits & U_COLORMAP) s.colormap = MSG_ReadByte();
187 if (bits & U_SKIN) s.skin = MSG_ReadByte();
188 if (bits & U_EFFECTS) s.effects = (s.effects & 0xFF00) | MSG_ReadByte();
189 if (bits & U_ORIGIN1) s.origin[0] = MSG_ReadCoord(cls.protocol);
190 if (bits & U_ANGLE1) s.angles[0] = MSG_ReadAngle(cls.protocol);
191 if (bits & U_ORIGIN2) s.origin[1] = MSG_ReadCoord(cls.protocol);
192 if (bits & U_ANGLE2) s.angles[1] = MSG_ReadAngle(cls.protocol);
193 if (bits & U_ORIGIN3) s.origin[2] = MSG_ReadCoord(cls.protocol);
194 if (bits & U_ANGLE3) s.angles[2] = MSG_ReadAngle(cls.protocol);
195 if (bits & U_STEP) s.flags |= RENDER_STEP;
196 if (bits & U_ALPHA) s.alpha = MSG_ReadByte();
197 if (bits & U_SCALE) s.scale = MSG_ReadByte();
198 if (bits & U_EFFECTS2) s.effects = (s.effects & 0x00FF) | (MSG_ReadByte() << 8);
199 if (bits & U_GLOWSIZE) s.glowsize = MSG_ReadByte();
200 if (bits & U_GLOWCOLOR) s.glowcolor = MSG_ReadByte();
201 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));}
202 if (bits & U_GLOWTRAIL) s.flags |= RENDER_GLOWTRAIL;
203 if (bits & U_FRAME2) s.frame = (s.frame & 0x00FF) | (MSG_ReadByte() << 8);
204 if (bits & U_MODEL2) s.modelindex = (s.modelindex & 0x00FF) | (MSG_ReadByte() << 8);
205 if (bits & U_VIEWMODEL) s.flags |= RENDER_VIEWMODEL;
206 if (bits & U_EXTERIORMODEL) s.flags |= RENDER_EXTERIORMODEL;
208 // LordHavoc: to allow playback of the Nehahra movie
209 if (cls.protocol == PROTOCOL_NEHAHRAMOVIE && (bits & U_EXTEND1))
211 // LordHavoc: evil format
212 int i = (int)MSG_ReadFloat();
213 int j = (int)(MSG_ReadFloat() * 255.0f);
216 i = (int)MSG_ReadFloat();
218 s.effects |= EF_FULLBRIGHT;
222 else if (j == 0 || j >= 255)
228 ent->state_previous = ent->state_current;
229 ent->state_current = s;
230 if (ent->state_current.active == ACTIVE_NETWORK)
232 CL_MoveLerpEntityStates(ent);
233 cl.entities_active[ent->state_current.number] = true;
237 Host_Error("EntityFrameQuake_ReadEntity: read error");
240 void EntityFrameQuake_ISeeDeadEntities(void)
243 if (cl.lastquakeentity == 0)
245 lastentity = cl.lastquakeentity;
246 cl.lastquakeentity = 0;
247 for (num = 0;num <= lastentity;num++)
249 if (cl.isquakeentity[num])
251 if (cl.entities_active[num] && cl.entities[num].state_current.time == cl.mtime[0])
253 cl.isquakeentity[num] = true;
254 cl.lastquakeentity = num;
258 cl.isquakeentity[num] = false;
259 cl.entities_active[num] = ACTIVE_NOT;
260 cl.entities[num].state_current = defaultstate;
261 cl.entities[num].state_current.number = num;
267 // NOTE: this only works with DP5 protocol and upwards. For lower protocols
268 // (including QUAKE), no packet loss handling for CSQC is done, which makes
269 // CSQC basically useless.
270 // Always use the DP5 protocol, or a higher one, when using CSQC entities.
271 static void EntityFrameCSQC_LostAllFrames(client_t *client)
273 // mark ALL csqc entities as requiring a FULL resend!
274 // I know this is a bad workaround, but better than nothing.
279 if(prog->fieldoffsets.SendEntity < 0 || prog->fieldoffsets.Version < 0)
282 n = client->csqcnumedicts;
283 for(i = 0; i < n; ++i)
285 if(client->csqcentityglobalhistory[i])
287 ed = prog->edicts + i;
288 val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.SendEntity);
290 client->csqcentitysendflags[i] |= 0xFFFFFF; // FULL RESEND
291 else // if it was ever sent to that client as a CSQC entity
293 client->csqcentityscope[i] = 1; // REMOVE
294 client->csqcentitysendflags[i] |= 0xFFFFFF;
299 void EntityFrameCSQC_LostFrame(client_t *client, int framenum)
301 // marks a frame as lost
304 int ringfirst, ringlast;
305 static int recoversendflags[MAX_EDICTS];
306 csqcentityframedb_t *d;
308 n = client->csqcnumedicts;
310 // is our frame out of history?
311 ringfirst = client->csqcentityframehistory_next; // oldest entry
312 ringlast = (ringfirst + NUM_CSQCENTITYDB_FRAMES - 1) % NUM_CSQCENTITYDB_FRAMES; // most recently added entry
316 for(j = 0; j < NUM_CSQCENTITYDB_FRAMES; ++j)
318 d = &client->csqcentityframehistory[(ringfirst + j) % NUM_CSQCENTITYDB_FRAMES];
321 if(d->framenum == framenum)
323 else if(d->framenum < framenum)
326 if(j == NUM_CSQCENTITYDB_FRAMES)
328 if(valid) // got beaten, i.e. there is a frame < framenum
330 // a non-csqc frame got lost... great
335 // a too old frame got lost... sorry, cannot handle this
336 Con_DPrintf("CSQC entity DB: lost a frame too early to do any handling (resending ALL)...\n");
337 Con_DPrintf("Lost frame = %d\n", framenum);
338 Con_DPrintf("Entity DB = %d to %d\n", client->csqcentityframehistory[ringfirst].framenum, client->csqcentityframehistory[ringlast].framenum);
339 EntityFrameCSQC_LostAllFrames(client);
344 // so j is the frame that got lost
345 // ringlast is the frame that we have to go to
346 ringfirst = (ringfirst + j) % NUM_CSQCENTITYDB_FRAMES;
347 if(ringlast < ringfirst)
348 ringlast += NUM_CSQCENTITYDB_FRAMES;
350 memset(recoversendflags, 0, sizeof(recoversendflags));
352 for(j = ringfirst; j <= ringlast; ++j)
354 d = &client->csqcentityframehistory[j % NUM_CSQCENTITYDB_FRAMES];
359 else if(d->framenum < framenum)
361 // a frame in the past... should never happen
362 Con_Printf("CSQC entity DB encountered a frame from the past when recovering from PL...?\n");
364 else if(d->framenum == framenum)
366 // handling the actually lost frame now
367 for(i = 0; i < d->num; ++i)
369 int sf = d->sendflags[i];
370 int ent = d->entno[i];
372 recoversendflags[ent] |= -1; // all bits, including sign
374 recoversendflags[ent] |= sf;
379 // handling the frames that followed it now
380 for(i = 0; i < d->num; ++i)
382 int sf = d->sendflags[i];
383 int ent = d->entno[i];
386 recoversendflags[ent] = 0; // no need to update, we got a more recent remove (and will fix it THEN)
387 break; // no flags left to remove...
390 recoversendflags[ent] &= ~sf; // no need to update these bits, we already got them later
395 for(i = 0; i < client->csqcnumedicts; ++i)
397 if(recoversendflags[i] < 0)
399 // a remove got lost, then either send a remove or - if it was
400 // recreated later - a FULL update to make totally sure
401 client->csqcentityscope[i] = 1;
402 client->csqcentitysendflags[i] = 0xFFFFFF;
405 client->csqcentitysendflags[i] |= recoversendflags[i];
408 static int EntityFrameCSQC_AllocFrame(client_t *client, int framenum)
410 int ringfirst = client->csqcentityframehistory_next; // oldest entry
411 client->csqcentityframehistory_next += 1;
412 client->csqcentityframehistory_next %= NUM_CSQCENTITYDB_FRAMES;
413 client->csqcentityframehistory[ringfirst].framenum = framenum;
414 client->csqcentityframehistory[ringfirst].num = 0;
417 static void EntityFrameCSQC_DeallocFrame(client_t *client, int framenum)
419 int ringfirst = client->csqcentityframehistory_next; // oldest entry
420 int ringlast = (ringfirst + NUM_CSQCENTITYDB_FRAMES - 1) % NUM_CSQCENTITYDB_FRAMES; // most recently added entry
421 if(framenum == client->csqcentityframehistory[ringlast].framenum)
423 client->csqcentityframehistory[ringlast].framenum = -1;
424 client->csqcentityframehistory[ringlast].num = 0;
425 client->csqcentityframehistory_next = ringlast;
428 Con_Printf("Trying to dealloc the wrong entity frame\n");
431 //[515]: we use only one array per-client for SendEntity feature
432 // TODO: add some handling for entity send priorities, to better deal with huge
433 // amounts of csqc networked entities
434 qboolean EntityFrameCSQC_WriteFrame (sizebuf_t *msg, int maxsize, int numnumbers, const unsigned short *numbers, int framenum)
436 int num, number, end, sendflags;
437 qboolean sectionstarted = false;
438 const unsigned short *n;
441 client_t *client = svs.clients + sv.writeentitiestoclient_clientnumber;
442 int dbframe = EntityFrameCSQC_AllocFrame(client, framenum);
443 csqcentityframedb_t *db = &client->csqcentityframehistory[dbframe];
445 maxsize -= 24; // always fit in an empty svc_entities message (for packet loss detection!)
447 // if this server progs is not CSQC-aware, return early
448 if(prog->fieldoffsets.SendEntity < 0 || prog->fieldoffsets.Version < 0)
451 // make sure there is enough room to store the svc_csqcentities byte,
452 // the terminator (0x0000) and at least one entity update
453 if (msg->cursize + 32 >= maxsize)
456 if (client->csqcnumedicts < prog->num_edicts)
457 client->csqcnumedicts = prog->num_edicts;
460 for (num = 0, n = numbers;num < numnumbers;num++, n++)
463 for (;number < end;number++)
465 if (client->csqcentityscope[number])
467 client->csqcentityscope[number] = 1;
468 client->csqcentitysendflags[number] = 0xFFFFFF;
471 ed = prog->edicts + number;
472 val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.SendEntity);
474 client->csqcentityscope[number] = 2;
475 else if (client->csqcentityscope[number])
477 client->csqcentityscope[number] = 1;
478 client->csqcentitysendflags[number] = 0xFFFFFF;
482 end = client->csqcnumedicts;
483 for (;number < end;number++)
485 if (client->csqcentityscope[number])
487 client->csqcentityscope[number] = 1;
488 client->csqcentitysendflags[number] = 0xFFFFFF;
493 // mark all scope entities as remove
494 for (number = 1;number < client->csqcnumedicts;number++)
495 if (client->csqcentityscope[number])
496 client->csqcentityscope[number] = 1;
497 // keep visible entities
498 for (i = 0, n = numbers;i < numnumbers;i++, n++)
501 ed = prog->edicts + number;
502 val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.SendEntity);
504 client->csqcentityscope[number] = 2;
508 // now try to emit the entity updates
509 // (FIXME: prioritize by distance?)
510 end = client->csqcnumedicts;
511 for (number = 1;number < end;number++)
513 if (!client->csqcentityscope[number])
515 sendflags = client->csqcentitysendflags[number];
518 if(db->num >= NUM_CSQCENTITIES_PER_FRAME)
520 ed = prog->edicts + number;
521 // entity scope is either update (2) or remove (1)
522 if (client->csqcentityscope[number] == 1)
524 // write a remove message
525 // first write the message identifier if needed
529 MSG_WriteByte(msg, svc_csqcentities);
531 // write the remove message
533 ENTITYSIZEPROFILING_START(msg, number);
534 MSG_WriteShort(msg, (unsigned short)number | 0x8000);
535 client->csqcentityscope[number] = 0;
536 client->csqcentitysendflags[number] = 0xFFFFFF; // resend completely if it becomes active again
537 db->entno[db->num] = number;
538 db->sendflags[db->num] = -1;
540 client->csqcentityglobalhistory[number] = 1;
541 ENTITYSIZEPROFILING_END(msg, number);
543 if (msg->cursize + 17 >= maxsize)
549 // save the cursize value in case we overflow and have to rollback
550 int oldcursize = msg->cursize;
551 client->csqcentityscope[number] = 1;
552 val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.SendEntity);
556 MSG_WriteByte(msg, svc_csqcentities);
558 ENTITYSIZEPROFILING_START(msg, number);
559 MSG_WriteShort(msg, number);
560 msg->allowoverflow = true;
561 PRVM_G_INT(OFS_PARM0) = sv.writeentitiestoclient_cliententitynumber;
562 PRVM_G_FLOAT(OFS_PARM1) = sendflags;
563 prog->globals.server->self = number;
564 PRVM_ExecuteProgram(val->function, "Null SendEntity\n");
565 msg->allowoverflow = false;
566 if(PRVM_G_FLOAT(OFS_RETURN) && msg->cursize + 2 <= maxsize)
568 // an update has been successfully written
569 client->csqcentitysendflags[number] = 0;
570 db->entno[db->num] = number;
571 db->sendflags[db->num] = sendflags;
573 client->csqcentityglobalhistory[number] = 1;
574 // and take note that we have begun the svc_csqcentities
575 // section of the packet
577 ENTITYSIZEPROFILING_END(msg, number);
578 if (msg->cursize + 17 >= maxsize)
584 // self.SendEntity returned false (or does not exist) or the
585 // update was too big for this packet - rollback the buffer to its
586 // state before the writes occurred, we'll try again next frame
587 msg->cursize = oldcursize;
588 msg->overflowed = false;
593 // write index 0 to end the update (0 is never used by real entities)
594 MSG_WriteShort(msg, 0);
598 // if no single ent got added, remove the frame from the DB again, to allow
599 // for a larger history
600 EntityFrameCSQC_DeallocFrame(client, framenum);
602 return sectionstarted;
605 void Protocol_UpdateClientStats(const int *stats)
608 // update the stats array and set deltabits for any changed stats
609 for (i = 0;i < MAX_CL_STATS;i++)
611 if (host_client->stats[i] != stats[i])
613 host_client->statsdeltabits[i >> 3] |= 1 << (i & 7);
614 host_client->stats[i] = stats[i];
619 // only a few stats are within the 32 stat limit of Quake, and most of them
620 // are sent every frame in svc_clientdata messages, so we only send the
621 // remaining ones here
622 static const int sendquakestats[] =
624 // quake did not send these secrets/monsters stats in this way, but doing so
625 // allows a mod to increase STAT_TOTALMONSTERS during the game, and ensures
626 // that STAT_SECRETS and STAT_MONSTERS are always correct (even if a client
627 // didn't receive an svc_foundsecret or svc_killedmonster), which may be most
628 // valuable if randomly seeking around in a demo
629 STAT_TOTALSECRETS, // never changes during game
630 STAT_TOTALMONSTERS, // changes in some mods
631 STAT_SECRETS, // this makes svc_foundsecret unnecessary
632 STAT_MONSTERS, // this makes svc_killedmonster unnecessary
633 STAT_VIEWHEIGHT, // sent just for FTEQW clients
634 STAT_VIEWZOOM, // this rarely changes
638 void Protocol_WriteStatsReliable(void)
641 if (!host_client->netconnection)
643 // detect changes in stats and write reliable messages
644 // this only deals with 32 stats because the older protocols which use
645 // this function can only cope with 32 stats,
646 // they also do not support svc_updatestatubyte which was introduced in
647 // DP6 protocol (except for QW)
648 for (j = 0;sendquakestats[j] >= 0;j++)
650 i = sendquakestats[j];
651 // check if this bit is set
652 if (host_client->statsdeltabits[i >> 3] & (1 << (i & 7)))
654 host_client->statsdeltabits[i >> 3] -= (1 << (i & 7));
655 // send the stat as a byte if possible
656 if (sv.protocol == PROTOCOL_QUAKEWORLD)
658 if (host_client->stats[i] >= 0 && host_client->stats[i] < 256)
660 MSG_WriteByte(&host_client->netconnection->message, qw_svc_updatestat);
661 MSG_WriteByte(&host_client->netconnection->message, i);
662 MSG_WriteByte(&host_client->netconnection->message, host_client->stats[i]);
666 MSG_WriteByte(&host_client->netconnection->message, qw_svc_updatestatlong);
667 MSG_WriteByte(&host_client->netconnection->message, i);
668 MSG_WriteLong(&host_client->netconnection->message, host_client->stats[i]);
673 // this could make use of svc_updatestatubyte in DP6 and later
674 // protocols but those protocols do not use this function
675 MSG_WriteByte(&host_client->netconnection->message, svc_updatestat);
676 MSG_WriteByte(&host_client->netconnection->message, i);
677 MSG_WriteLong(&host_client->netconnection->message, host_client->stats[i]);
684 qboolean EntityFrameQuake_WriteFrame(sizebuf_t *msg, int maxsize, int numstates, const entity_state_t *states)
686 const entity_state_t *s;
687 entity_state_t baseline;
690 unsigned char data[128];
692 qboolean success = false;
694 // prepare the buffer
695 memset(&buf, 0, sizeof(buf));
697 buf.maxsize = sizeof(data);
699 for (i = 0, s = states;i < numstates;i++, s++)
701 ENTITYSIZEPROFILING_START(msg, s->number);
702 val = PRVM_EDICTFIELDVALUE((&prog->edicts[s->number]), prog->fieldoffsets.SendEntity);
703 if(val && val->function)
706 // prepare the buffer
711 if (s->number >= 256)
712 bits |= U_LONGENTITY;
713 if (s->flags & RENDER_STEP)
715 if (s->flags & RENDER_VIEWMODEL)
717 if (s->flags & RENDER_GLOWTRAIL)
719 if (s->flags & RENDER_EXTERIORMODEL)
720 bits |= U_EXTERIORMODEL;
722 // LordHavoc: old stuff, but rewritten to have more exact tolerances
723 baseline = prog->edicts[s->number].priv.server->baseline;
724 if (baseline.origin[0] != s->origin[0])
726 if (baseline.origin[1] != s->origin[1])
728 if (baseline.origin[2] != s->origin[2])
730 if (baseline.angles[0] != s->angles[0])
732 if (baseline.angles[1] != s->angles[1])
734 if (baseline.angles[2] != s->angles[2])
736 if (baseline.colormap != s->colormap)
738 if (baseline.skin != s->skin)
740 if (baseline.frame != s->frame)
743 if (s->frame & 0xFF00)
746 if (baseline.effects != s->effects)
749 if (s->effects & 0xFF00)
752 if (baseline.modelindex != s->modelindex)
755 if ((s->modelindex & 0xFF00) && sv.protocol != PROTOCOL_NEHAHRABJP && sv.protocol != PROTOCOL_NEHAHRABJP2 && sv.protocol != PROTOCOL_NEHAHRABJP3)
758 if (baseline.alpha != s->alpha)
760 if (baseline.scale != s->scale)
762 if (baseline.glowsize != s->glowsize)
764 if (baseline.glowcolor != s->glowcolor)
766 if (!VectorCompare(baseline.colormod, s->colormod))
769 // if extensions are disabled, clear the relevant update flags
770 if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_NEHAHRAMOVIE)
772 if (sv.protocol == PROTOCOL_NEHAHRAMOVIE)
773 if (s->alpha != 255 || s->effects & EF_FULLBRIGHT)
777 if (bits >= 16777216)
785 MSG_WriteByte (&buf, bits);
786 if (bits & U_MOREBITS) MSG_WriteByte(&buf, bits>>8);
787 if (sv.protocol != PROTOCOL_NEHAHRAMOVIE)
789 if (bits & U_EXTEND1) MSG_WriteByte(&buf, bits>>16);
790 if (bits & U_EXTEND2) MSG_WriteByte(&buf, bits>>24);
792 if (bits & U_LONGENTITY) MSG_WriteShort(&buf, s->number);
793 else MSG_WriteByte(&buf, s->number);
797 if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
798 MSG_WriteShort(&buf, s->modelindex);
800 MSG_WriteByte(&buf, s->modelindex);
802 if (bits & U_FRAME) MSG_WriteByte(&buf, s->frame);
803 if (bits & U_COLORMAP) MSG_WriteByte(&buf, s->colormap);
804 if (bits & U_SKIN) MSG_WriteByte(&buf, s->skin);
805 if (bits & U_EFFECTS) MSG_WriteByte(&buf, s->effects);
806 if (bits & U_ORIGIN1) MSG_WriteCoord(&buf, s->origin[0], sv.protocol);
807 if (bits & U_ANGLE1) MSG_WriteAngle(&buf, s->angles[0], sv.protocol);
808 if (bits & U_ORIGIN2) MSG_WriteCoord(&buf, s->origin[1], sv.protocol);
809 if (bits & U_ANGLE2) MSG_WriteAngle(&buf, s->angles[1], sv.protocol);
810 if (bits & U_ORIGIN3) MSG_WriteCoord(&buf, s->origin[2], sv.protocol);
811 if (bits & U_ANGLE3) MSG_WriteAngle(&buf, s->angles[2], sv.protocol);
812 if (bits & U_ALPHA) MSG_WriteByte(&buf, s->alpha);
813 if (bits & U_SCALE) MSG_WriteByte(&buf, s->scale);
814 if (bits & U_EFFECTS2) MSG_WriteByte(&buf, s->effects >> 8);
815 if (bits & U_GLOWSIZE) MSG_WriteByte(&buf, s->glowsize);
816 if (bits & U_GLOWCOLOR) MSG_WriteByte(&buf, s->glowcolor);
817 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);}
818 if (bits & U_FRAME2) MSG_WriteByte(&buf, s->frame >> 8);
819 if (bits & U_MODEL2) MSG_WriteByte(&buf, s->modelindex >> 8);
821 // the nasty protocol
822 if ((bits & U_EXTEND1) && sv.protocol == PROTOCOL_NEHAHRAMOVIE)
824 if (s->effects & EF_FULLBRIGHT)
826 MSG_WriteFloat(&buf, 2); // QSG protocol version
827 MSG_WriteFloat(&buf, s->alpha <= 0 ? 0 : (s->alpha >= 255 ? 1 : s->alpha * (1.0f / 255.0f))); // alpha
828 MSG_WriteFloat(&buf, 1); // fullbright
832 MSG_WriteFloat(&buf, 1); // QSG protocol version
833 MSG_WriteFloat(&buf, s->alpha <= 0 ? 0 : (s->alpha >= 255 ? 1 : s->alpha * (1.0f / 255.0f))); // alpha
837 // if the commit is full, we're done this frame
838 if (msg->cursize + buf.cursize > maxsize)
840 // next frame we will continue where we left off
843 // write the message to the packet
844 SZ_Write(msg, buf.data, buf.cursize);
846 ENTITYSIZEPROFILING_END(msg, s->number);
851 int EntityState_DeltaBits(const entity_state_t *o, const entity_state_t *n)
854 // if o is not active, delta from default
855 if (o->active != ACTIVE_NETWORK)
858 if (fabs(n->origin[0] - o->origin[0]) > (1.0f / 256.0f))
860 if (fabs(n->origin[1] - o->origin[1]) > (1.0f / 256.0f))
862 if (fabs(n->origin[2] - o->origin[2]) > (1.0f / 256.0f))
864 if ((unsigned char) (n->angles[0] * (256.0f / 360.0f)) != (unsigned char) (o->angles[0] * (256.0f / 360.0f)))
866 if ((unsigned char) (n->angles[1] * (256.0f / 360.0f)) != (unsigned char) (o->angles[1] * (256.0f / 360.0f)))
868 if ((unsigned char) (n->angles[2] * (256.0f / 360.0f)) != (unsigned char) (o->angles[2] * (256.0f / 360.0f)))
870 if ((n->modelindex ^ o->modelindex) & 0x00FF)
872 if ((n->modelindex ^ o->modelindex) & 0xFF00)
874 if ((n->frame ^ o->frame) & 0x00FF)
876 if ((n->frame ^ o->frame) & 0xFF00)
878 if ((n->effects ^ o->effects) & 0x00FF)
880 if ((n->effects ^ o->effects) & 0xFF00)
882 if (n->colormap != o->colormap)
884 if (n->skin != o->skin)
886 if (n->alpha != o->alpha)
888 if (n->scale != o->scale)
890 if (n->glowsize != o->glowsize)
892 if (n->glowcolor != o->glowcolor)
894 if (n->flags != o->flags)
896 if (n->tagindex != o->tagindex || n->tagentity != o->tagentity)
897 bits |= E_TAGATTACHMENT;
898 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])
900 if (n->lightstyle != o->lightstyle)
901 bits |= E_LIGHTSTYLE;
902 if (n->lightpflags != o->lightpflags)
903 bits |= E_LIGHTPFLAGS;
907 if (bits & 0xFF000000)
909 if (bits & 0x00FF0000)
911 if (bits & 0x0000FF00)
917 void EntityState_WriteExtendBits(sizebuf_t *msg, unsigned int bits)
919 MSG_WriteByte(msg, bits & 0xFF);
920 if (bits & 0x00000080)
922 MSG_WriteByte(msg, (bits >> 8) & 0xFF);
923 if (bits & 0x00008000)
925 MSG_WriteByte(msg, (bits >> 16) & 0xFF);
926 if (bits & 0x00800000)
927 MSG_WriteByte(msg, (bits >> 24) & 0xFF);
932 void EntityState_WriteFields(const entity_state_t *ent, sizebuf_t *msg, unsigned int bits)
934 if (sv.protocol == PROTOCOL_DARKPLACES2)
936 if (bits & E_ORIGIN1)
937 MSG_WriteCoord16i(msg, ent->origin[0]);
938 if (bits & E_ORIGIN2)
939 MSG_WriteCoord16i(msg, ent->origin[1]);
940 if (bits & E_ORIGIN3)
941 MSG_WriteCoord16i(msg, ent->origin[2]);
945 // LordHavoc: have to write flags first, as they can modify protocol
947 MSG_WriteByte(msg, ent->flags);
948 if (ent->flags & RENDER_LOWPRECISION)
950 if (bits & E_ORIGIN1)
951 MSG_WriteCoord16i(msg, ent->origin[0]);
952 if (bits & E_ORIGIN2)
953 MSG_WriteCoord16i(msg, ent->origin[1]);
954 if (bits & E_ORIGIN3)
955 MSG_WriteCoord16i(msg, ent->origin[2]);
959 if (bits & E_ORIGIN1)
960 MSG_WriteCoord32f(msg, ent->origin[0]);
961 if (bits & E_ORIGIN2)
962 MSG_WriteCoord32f(msg, ent->origin[1]);
963 if (bits & E_ORIGIN3)
964 MSG_WriteCoord32f(msg, ent->origin[2]);
967 if ((sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4) && (ent->flags & RENDER_LOWPRECISION))
970 MSG_WriteAngle8i(msg, ent->angles[0]);
972 MSG_WriteAngle8i(msg, ent->angles[1]);
974 MSG_WriteAngle8i(msg, ent->angles[2]);
979 MSG_WriteAngle16i(msg, ent->angles[0]);
981 MSG_WriteAngle16i(msg, ent->angles[1]);
983 MSG_WriteAngle16i(msg, ent->angles[2]);
986 MSG_WriteByte(msg, ent->modelindex & 0xFF);
988 MSG_WriteByte(msg, (ent->modelindex >> 8) & 0xFF);
990 MSG_WriteByte(msg, ent->frame & 0xFF);
992 MSG_WriteByte(msg, (ent->frame >> 8) & 0xFF);
993 if (bits & E_EFFECTS1)
994 MSG_WriteByte(msg, ent->effects & 0xFF);
995 if (bits & E_EFFECTS2)
996 MSG_WriteByte(msg, (ent->effects >> 8) & 0xFF);
997 if (bits & E_COLORMAP)
998 MSG_WriteByte(msg, ent->colormap);
1000 MSG_WriteByte(msg, ent->skin);
1002 MSG_WriteByte(msg, ent->alpha);
1004 MSG_WriteByte(msg, ent->scale);
1005 if (bits & E_GLOWSIZE)
1006 MSG_WriteByte(msg, ent->glowsize);
1007 if (bits & E_GLOWCOLOR)
1008 MSG_WriteByte(msg, ent->glowcolor);
1009 if (sv.protocol == PROTOCOL_DARKPLACES2)
1011 MSG_WriteByte(msg, ent->flags);
1012 if (bits & E_TAGATTACHMENT)
1014 MSG_WriteShort(msg, ent->tagentity);
1015 MSG_WriteByte(msg, ent->tagindex);
1019 MSG_WriteShort(msg, ent->light[0]);
1020 MSG_WriteShort(msg, ent->light[1]);
1021 MSG_WriteShort(msg, ent->light[2]);
1022 MSG_WriteShort(msg, ent->light[3]);
1024 if (bits & E_LIGHTSTYLE)
1025 MSG_WriteByte(msg, ent->lightstyle);
1026 if (bits & E_LIGHTPFLAGS)
1027 MSG_WriteByte(msg, ent->lightpflags);
1030 void EntityState_WriteUpdate(const entity_state_t *ent, sizebuf_t *msg, const entity_state_t *delta)
1033 ENTITYSIZEPROFILING_START(msg, ent->number);
1034 if (ent->active == ACTIVE_NETWORK)
1036 // entity is active, check for changes from the delta
1037 if ((bits = EntityState_DeltaBits(delta, ent)))
1039 // write the update number, bits, and fields
1040 MSG_WriteShort(msg, ent->number);
1041 EntityState_WriteExtendBits(msg, bits);
1042 EntityState_WriteFields(ent, msg, bits);
1047 // entity is inactive, check if the delta was active
1048 if (delta->active == ACTIVE_NETWORK)
1050 // write the remove number
1051 MSG_WriteShort(msg, ent->number | 0x8000);
1054 ENTITYSIZEPROFILING_END(msg, ent->number);
1057 int EntityState_ReadExtendBits(void)
1060 bits = MSG_ReadByte();
1061 if (bits & 0x00000080)
1063 bits |= MSG_ReadByte() << 8;
1064 if (bits & 0x00008000)
1066 bits |= MSG_ReadByte() << 16;
1067 if (bits & 0x00800000)
1068 bits |= MSG_ReadByte() << 24;
1074 void EntityState_ReadFields(entity_state_t *e, unsigned int bits)
1076 if (cls.protocol == PROTOCOL_DARKPLACES2)
1078 if (bits & E_ORIGIN1)
1079 e->origin[0] = MSG_ReadCoord16i();
1080 if (bits & E_ORIGIN2)
1081 e->origin[1] = MSG_ReadCoord16i();
1082 if (bits & E_ORIGIN3)
1083 e->origin[2] = MSG_ReadCoord16i();
1088 e->flags = MSG_ReadByte();
1089 if (e->flags & RENDER_LOWPRECISION)
1091 if (bits & E_ORIGIN1)
1092 e->origin[0] = MSG_ReadCoord16i();
1093 if (bits & E_ORIGIN2)
1094 e->origin[1] = MSG_ReadCoord16i();
1095 if (bits & E_ORIGIN3)
1096 e->origin[2] = MSG_ReadCoord16i();
1100 if (bits & E_ORIGIN1)
1101 e->origin[0] = MSG_ReadCoord32f();
1102 if (bits & E_ORIGIN2)
1103 e->origin[1] = MSG_ReadCoord32f();
1104 if (bits & E_ORIGIN3)
1105 e->origin[2] = MSG_ReadCoord32f();
1108 if ((cls.protocol == PROTOCOL_DARKPLACES5 || cls.protocol == PROTOCOL_DARKPLACES6) && !(e->flags & RENDER_LOWPRECISION))
1110 if (bits & E_ANGLE1)
1111 e->angles[0] = MSG_ReadAngle16i();
1112 if (bits & E_ANGLE2)
1113 e->angles[1] = MSG_ReadAngle16i();
1114 if (bits & E_ANGLE3)
1115 e->angles[2] = MSG_ReadAngle16i();
1119 if (bits & E_ANGLE1)
1120 e->angles[0] = MSG_ReadAngle8i();
1121 if (bits & E_ANGLE2)
1122 e->angles[1] = MSG_ReadAngle8i();
1123 if (bits & E_ANGLE3)
1124 e->angles[2] = MSG_ReadAngle8i();
1126 if (bits & E_MODEL1)
1127 e->modelindex = (e->modelindex & 0xFF00) | (unsigned int) MSG_ReadByte();
1128 if (bits & E_MODEL2)
1129 e->modelindex = (e->modelindex & 0x00FF) | ((unsigned int) MSG_ReadByte() << 8);
1130 if (bits & E_FRAME1)
1131 e->frame = (e->frame & 0xFF00) | (unsigned int) MSG_ReadByte();
1132 if (bits & E_FRAME2)
1133 e->frame = (e->frame & 0x00FF) | ((unsigned int) MSG_ReadByte() << 8);
1134 if (bits & E_EFFECTS1)
1135 e->effects = (e->effects & 0xFF00) | (unsigned int) MSG_ReadByte();
1136 if (bits & E_EFFECTS2)
1137 e->effects = (e->effects & 0x00FF) | ((unsigned int) MSG_ReadByte() << 8);
1138 if (bits & E_COLORMAP)
1139 e->colormap = MSG_ReadByte();
1141 e->skin = MSG_ReadByte();
1143 e->alpha = MSG_ReadByte();
1145 e->scale = MSG_ReadByte();
1146 if (bits & E_GLOWSIZE)
1147 e->glowsize = MSG_ReadByte();
1148 if (bits & E_GLOWCOLOR)
1149 e->glowcolor = MSG_ReadByte();
1150 if (cls.protocol == PROTOCOL_DARKPLACES2)
1152 e->flags = MSG_ReadByte();
1153 if (bits & E_TAGATTACHMENT)
1155 e->tagentity = (unsigned short) MSG_ReadShort();
1156 e->tagindex = MSG_ReadByte();
1160 e->light[0] = (unsigned short) MSG_ReadShort();
1161 e->light[1] = (unsigned short) MSG_ReadShort();
1162 e->light[2] = (unsigned short) MSG_ReadShort();
1163 e->light[3] = (unsigned short) MSG_ReadShort();
1165 if (bits & E_LIGHTSTYLE)
1166 e->lightstyle = MSG_ReadByte();
1167 if (bits & E_LIGHTPFLAGS)
1168 e->lightpflags = MSG_ReadByte();
1170 if (developer_networkentities.integer >= 2)
1172 Con_Printf("ReadFields e%i", e->number);
1174 if (bits & E_ORIGIN1)
1175 Con_Printf(" E_ORIGIN1 %f", e->origin[0]);
1176 if (bits & E_ORIGIN2)
1177 Con_Printf(" E_ORIGIN2 %f", e->origin[1]);
1178 if (bits & E_ORIGIN3)
1179 Con_Printf(" E_ORIGIN3 %f", e->origin[2]);
1180 if (bits & E_ANGLE1)
1181 Con_Printf(" E_ANGLE1 %f", e->angles[0]);
1182 if (bits & E_ANGLE2)
1183 Con_Printf(" E_ANGLE2 %f", e->angles[1]);
1184 if (bits & E_ANGLE3)
1185 Con_Printf(" E_ANGLE3 %f", e->angles[2]);
1186 if (bits & (E_MODEL1 | E_MODEL2))
1187 Con_Printf(" E_MODEL %i", e->modelindex);
1189 if (bits & (E_FRAME1 | E_FRAME2))
1190 Con_Printf(" E_FRAME %i", e->frame);
1191 if (bits & (E_EFFECTS1 | E_EFFECTS2))
1192 Con_Printf(" E_EFFECTS %i", e->effects);
1194 Con_Printf(" E_ALPHA %f", e->alpha / 255.0f);
1196 Con_Printf(" E_SCALE %f", e->scale / 16.0f);
1197 if (bits & E_COLORMAP)
1198 Con_Printf(" E_COLORMAP %i", e->colormap);
1200 Con_Printf(" E_SKIN %i", e->skin);
1202 if (bits & E_GLOWSIZE)
1203 Con_Printf(" E_GLOWSIZE %i", e->glowsize * 4);
1204 if (bits & E_GLOWCOLOR)
1205 Con_Printf(" E_GLOWCOLOR %i", e->glowcolor);
1208 Con_Printf(" E_LIGHT %i:%i:%i:%i", e->light[0], e->light[1], e->light[2], e->light[3]);
1209 if (bits & E_LIGHTPFLAGS)
1210 Con_Printf(" E_LIGHTPFLAGS %i", e->lightpflags);
1212 if (bits & E_TAGATTACHMENT)
1213 Con_Printf(" E_TAGATTACHMENT e%i:%i", e->tagentity, e->tagindex);
1214 if (bits & E_LIGHTSTYLE)
1215 Con_Printf(" E_LIGHTSTYLE %i", e->lightstyle);
1220 extern void CL_NewFrameReceived(int num);
1222 // (client and server) allocates a new empty database
1223 entityframe_database_t *EntityFrame_AllocDatabase(mempool_t *mempool)
1225 return (entityframe_database_t *)Mem_Alloc(mempool, sizeof(entityframe_database_t));
1228 // (client and server) frees the database
1229 void EntityFrame_FreeDatabase(entityframe_database_t *d)
1234 // (server) clears the database to contain no frames (thus delta compression compresses against nothing)
1235 void EntityFrame_ClearDatabase(entityframe_database_t *d)
1237 memset(d, 0, sizeof(*d));
1240 // (server and client) removes frames older than 'frame' from database
1241 void EntityFrame_AckFrame(entityframe_database_t *d, int frame)
1244 d->ackframenum = frame;
1245 for (i = 0;i < d->numframes && d->frames[i].framenum < frame;i++);
1246 // ignore outdated frame acks (out of order packets)
1250 // if some queue is left, slide it down to beginning of array
1252 memmove(&d->frames[0], &d->frames[i], sizeof(d->frames[0]) * d->numframes);
1255 // (server) clears frame, to prepare for adding entities
1256 void EntityFrame_Clear(entity_frame_t *f, vec3_t eye, int framenum)
1259 f->framenum = framenum;
1262 VectorClear(f->eye);
1264 VectorCopy(eye, f->eye);
1267 // (server and client) reads a frame from the database
1268 void EntityFrame_FetchFrame(entityframe_database_t *d, int framenum, entity_frame_t *f)
1271 EntityFrame_Clear(f, NULL, -1);
1272 for (i = 0;i < d->numframes && d->frames[i].framenum < framenum;i++);
1273 if (i < d->numframes && framenum == d->frames[i].framenum)
1275 f->framenum = framenum;
1276 f->numentities = d->frames[i].endentity - d->frames[i].firstentity;
1277 n = MAX_ENTITY_DATABASE - (d->frames[i].firstentity % MAX_ENTITY_DATABASE);
1278 if (n > f->numentities)
1280 memcpy(f->entitydata, d->entitydata + d->frames[i].firstentity % MAX_ENTITY_DATABASE, sizeof(*f->entitydata) * n);
1281 if (f->numentities > n)
1282 memcpy(f->entitydata + n, d->entitydata, sizeof(*f->entitydata) * (f->numentities - n));
1283 VectorCopy(d->eye, f->eye);
1287 // (server and client) adds a entity_frame to the database, for future reference
1288 void EntityFrame_AddFrame(entityframe_database_t *d, vec3_t eye, int framenum, int numentities, const entity_state_t *entitydata)
1291 entity_frameinfo_t *info;
1293 VectorCopy(eye, d->eye);
1295 // figure out how many entity slots are used already
1298 n = d->frames[d->numframes - 1].endentity - d->frames[0].firstentity;
1299 if (n + numentities > MAX_ENTITY_DATABASE || d->numframes >= MAX_ENTITY_HISTORY)
1301 // ran out of room, dump database
1302 EntityFrame_ClearDatabase(d);
1306 info = &d->frames[d->numframes];
1307 info->framenum = framenum;
1309 // make sure we check the newly added frame as well, but we haven't incremented numframes yet
1310 for (n = 0;n <= d->numframes;n++)
1312 if (e >= d->frames[n].framenum)
1315 Con_Print("EntityFrame_AddFrame: tried to add out of sequence frame to database\n");
1317 Con_Print("EntityFrame_AddFrame: out of sequence frames in database\n");
1320 e = d->frames[n].framenum;
1322 // if database still has frames after that...
1324 info->firstentity = d->frames[d->numframes - 1].endentity;
1326 info->firstentity = 0;
1327 info->endentity = info->firstentity + numentities;
1330 n = info->firstentity % MAX_ENTITY_DATABASE;
1331 e = MAX_ENTITY_DATABASE - n;
1332 if (e > numentities)
1334 memcpy(d->entitydata + n, entitydata, sizeof(entity_state_t) * e);
1335 if (numentities > e)
1336 memcpy(d->entitydata, entitydata + e, sizeof(entity_state_t) * (numentities - e));
1339 // (server) writes a frame to network stream
1340 qboolean EntityFrame_WriteFrame(sizebuf_t *msg, int maxsize, entityframe_database_t *d, int numstates, const entity_state_t *states, int viewentnum)
1342 int i, onum, number;
1343 entity_frame_t *o = &d->deltaframe;
1344 const entity_state_t *ent, *delta;
1348 d->latestframenum++;
1351 for (i = 0;i < numstates;i++)
1353 if (states[i].number == viewentnum)
1355 VectorSet(eye, states[i].origin[0], states[i].origin[1], states[i].origin[2] + 22);
1360 EntityFrame_AddFrame(d, eye, d->latestframenum, numstates, states);
1362 EntityFrame_FetchFrame(d, d->ackframenum, o);
1364 MSG_WriteByte (msg, svc_entities);
1365 MSG_WriteLong (msg, o->framenum);
1366 MSG_WriteLong (msg, d->latestframenum);
1367 MSG_WriteFloat (msg, eye[0]);
1368 MSG_WriteFloat (msg, eye[1]);
1369 MSG_WriteFloat (msg, eye[2]);
1372 for (i = 0;i < numstates;i++)
1375 number = ent->number;
1377 val = PRVM_EDICTFIELDVALUE((&prog->edicts[number]), prog->fieldoffsets.SendEntity);
1378 if(val && val->function)
1380 for (;onum < o->numentities && o->entitydata[onum].number < number;onum++)
1382 // write remove message
1383 MSG_WriteShort(msg, o->entitydata[onum].number | 0x8000);
1385 if (onum < o->numentities && (o->entitydata[onum].number == number))
1387 // delta from previous frame
1388 delta = o->entitydata + onum;
1389 // advance to next entity in delta frame
1394 // delta from defaults
1395 delta = &defaultstate;
1397 EntityState_WriteUpdate(ent, msg, delta);
1399 for (;onum < o->numentities;onum++)
1401 // write remove message
1402 MSG_WriteShort(msg, o->entitydata[onum].number | 0x8000);
1404 MSG_WriteShort(msg, 0xFFFF);
1409 // (client) reads a frame from network stream
1410 void EntityFrame_CL_ReadFrame(void)
1412 int i, number, removed;
1413 entity_frame_t *f, *delta;
1414 entity_state_t *e, *old, *oldend;
1416 entityframe_database_t *d;
1417 if (!cl.entitydatabase)
1418 cl.entitydatabase = EntityFrame_AllocDatabase(cls.levelmempool);
1419 d = cl.entitydatabase;
1421 delta = &d->deltaframe;
1423 EntityFrame_Clear(f, NULL, -1);
1425 // read the frame header info
1426 f->time = cl.mtime[0];
1427 number = MSG_ReadLong();
1428 f->framenum = MSG_ReadLong();
1429 CL_NewFrameReceived(f->framenum);
1430 f->eye[0] = MSG_ReadFloat();
1431 f->eye[1] = MSG_ReadFloat();
1432 f->eye[2] = MSG_ReadFloat();
1433 EntityFrame_AckFrame(d, number);
1434 EntityFrame_FetchFrame(d, number, delta);
1435 old = delta->entitydata;
1436 oldend = old + delta->numentities;
1437 // read entities until we hit the magic 0xFFFF end tag
1438 while ((number = (unsigned short) MSG_ReadShort()) != 0xFFFF && !msg_badread)
1441 Host_Error("EntityFrame_Read: read error");
1442 removed = number & 0x8000;
1444 if (number >= MAX_EDICTS)
1445 Host_Error("EntityFrame_Read: number (%i) >= MAX_EDICTS (%i)", number, MAX_EDICTS);
1447 // seek to entity, while copying any skipped entities (assume unchanged)
1448 while (old < oldend && old->number < number)
1450 if (f->numentities >= MAX_ENTITY_DATABASE)
1451 Host_Error("EntityFrame_Read: entity list too big");
1452 f->entitydata[f->numentities] = *old++;
1453 f->entitydata[f->numentities++].time = cl.mtime[0];
1457 if (old < oldend && old->number == number)
1460 Con_Printf("EntityFrame_Read: REMOVE on unused entity %i\n", number);
1464 if (f->numentities >= MAX_ENTITY_DATABASE)
1465 Host_Error("EntityFrame_Read: entity list too big");
1467 // reserve this slot
1468 e = f->entitydata + f->numentities++;
1470 if (old < oldend && old->number == number)
1472 // delta from old entity
1477 // delta from defaults
1481 if (cl.num_entities <= number)
1483 cl.num_entities = number + 1;
1484 if (number >= cl.max_entities)
1485 CL_ExpandEntities(number);
1487 cl.entities_active[number] = true;
1488 e->active = ACTIVE_NETWORK;
1489 e->time = cl.mtime[0];
1491 EntityState_ReadFields(e, EntityState_ReadExtendBits());
1494 while (old < oldend)
1496 if (f->numentities >= MAX_ENTITY_DATABASE)
1497 Host_Error("EntityFrame_Read: entity list too big");
1498 f->entitydata[f->numentities] = *old++;
1499 f->entitydata[f->numentities++].time = cl.mtime[0];
1501 EntityFrame_AddFrame(d, f->eye, f->framenum, f->numentities, f->entitydata);
1503 memset(cl.entities_active, 0, cl.num_entities * sizeof(unsigned char));
1505 for (i = 0;i < f->numentities;i++)
1507 for (;number < f->entitydata[i].number && number < cl.num_entities;number++)
1509 if (cl.entities_active[number])
1511 cl.entities_active[number] = false;
1512 cl.entities[number].state_current.active = ACTIVE_NOT;
1515 if (number >= cl.num_entities)
1517 // update the entity
1518 ent = &cl.entities[number];
1519 ent->state_previous = ent->state_current;
1520 ent->state_current = f->entitydata[i];
1521 CL_MoveLerpEntityStates(ent);
1522 // the entity lives again...
1523 cl.entities_active[number] = true;
1526 for (;number < cl.num_entities;number++)
1528 if (cl.entities_active[number])
1530 cl.entities_active[number] = false;
1531 cl.entities[number].state_current.active = ACTIVE_NOT;
1537 // (client) returns the frame number of the most recent frame recieved
1538 int EntityFrame_MostRecentlyRecievedFrameNum(entityframe_database_t *d)
1541 return d->frames[d->numframes - 1].framenum;
1551 entity_state_t *EntityFrame4_GetReferenceEntity(entityframe4_database_t *d, int number)
1553 if (d->maxreferenceentities <= number)
1555 int oldmax = d->maxreferenceentities;
1556 entity_state_t *oldentity = d->referenceentity;
1557 d->maxreferenceentities = (number + 15) & ~7;
1558 d->referenceentity = (entity_state_t *)Mem_Alloc(d->mempool, d->maxreferenceentities * sizeof(*d->referenceentity));
1561 memcpy(d->referenceentity, oldentity, oldmax * sizeof(*d->referenceentity));
1562 Mem_Free(oldentity);
1564 // clear the newly created entities
1565 for (;oldmax < d->maxreferenceentities;oldmax++)
1567 d->referenceentity[oldmax] = defaultstate;
1568 d->referenceentity[oldmax].number = oldmax;
1571 return d->referenceentity + number;
1574 void EntityFrame4_AddCommitEntity(entityframe4_database_t *d, const entity_state_t *s)
1576 // resize commit's entity list if full
1577 if (d->currentcommit->maxentities <= d->currentcommit->numentities)
1579 entity_state_t *oldentity = d->currentcommit->entity;
1580 d->currentcommit->maxentities += 8;
1581 d->currentcommit->entity = (entity_state_t *)Mem_Alloc(d->mempool, d->currentcommit->maxentities * sizeof(*d->currentcommit->entity));
1584 memcpy(d->currentcommit->entity, oldentity, d->currentcommit->numentities * sizeof(*d->currentcommit->entity));
1585 Mem_Free(oldentity);
1588 d->currentcommit->entity[d->currentcommit->numentities++] = *s;
1591 entityframe4_database_t *EntityFrame4_AllocDatabase(mempool_t *pool)
1593 entityframe4_database_t *d;
1594 d = (entityframe4_database_t *)Mem_Alloc(pool, sizeof(*d));
1596 EntityFrame4_ResetDatabase(d);
1600 void EntityFrame4_FreeDatabase(entityframe4_database_t *d)
1603 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1604 if (d->commit[i].entity)
1605 Mem_Free(d->commit[i].entity);
1606 if (d->referenceentity)
1607 Mem_Free(d->referenceentity);
1611 void EntityFrame4_ResetDatabase(entityframe4_database_t *d)
1614 d->referenceframenum = -1;
1615 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1616 d->commit[i].numentities = 0;
1617 for (i = 0;i < d->maxreferenceentities;i++)
1618 d->referenceentity[i] = defaultstate;
1621 int EntityFrame4_AckFrame(entityframe4_database_t *d, int framenum, int servermode)
1624 entity_database4_commit_t *commit;
1627 // reset reference, but leave commits alone
1628 d->referenceframenum = -1;
1629 for (i = 0;i < d->maxreferenceentities;i++)
1630 d->referenceentity[i] = defaultstate;
1631 // if this is the server, remove commits
1632 for (i = 0, commit = d->commit;i < MAX_ENTITY_HISTORY;i++, commit++)
1633 commit->numentities = 0;
1636 else if (d->referenceframenum == framenum)
1641 for (i = 0, commit = d->commit;i < MAX_ENTITY_HISTORY;i++, commit++)
1643 if (commit->numentities && commit->framenum <= framenum)
1645 if (commit->framenum == framenum)
1648 d->referenceframenum = framenum;
1649 if (developer_networkentities.integer >= 3)
1651 for (j = 0;j < commit->numentities;j++)
1653 entity_state_t *s = EntityFrame4_GetReferenceEntity(d, commit->entity[j].number);
1654 if (commit->entity[j].active != s->active)
1656 if (commit->entity[j].active == ACTIVE_NETWORK)
1657 Con_Printf("commit entity %i has become active (modelindex %i)\n", commit->entity[j].number, commit->entity[j].modelindex);
1659 Con_Printf("commit entity %i has become inactive (modelindex %i)\n", commit->entity[j].number, commit->entity[j].modelindex);
1661 *s = commit->entity[j];
1665 for (j = 0;j < commit->numentities;j++)
1666 *EntityFrame4_GetReferenceEntity(d, commit->entity[j].number) = commit->entity[j];
1668 commit->numentities = 0;
1672 if (developer_networkentities.integer >= 1)
1674 Con_Printf("ack ref:%i database updated to: ref:%i commits:", framenum, d->referenceframenum);
1675 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1676 if (d->commit[i].numentities)
1677 Con_Printf(" %i", d->commit[i].framenum);
1683 void EntityFrame4_CL_ReadFrame(void)
1685 int i, n, cnumber, referenceframenum, framenum, enumber, done, stopnumber, skip = false;
1687 entityframe4_database_t *d;
1688 if (!cl.entitydatabase4)
1689 cl.entitydatabase4 = EntityFrame4_AllocDatabase(cls.levelmempool);
1690 d = cl.entitydatabase4;
1691 // read the number of the frame this refers to
1692 referenceframenum = MSG_ReadLong();
1693 // read the number of this frame
1694 framenum = MSG_ReadLong();
1695 CL_NewFrameReceived(framenum);
1696 // read the start number
1697 enumber = (unsigned short) MSG_ReadShort();
1698 if (developer_networkentities.integer >= 10)
1700 Con_Printf("recv svc_entities num:%i ref:%i database: ref:%i commits:", framenum, referenceframenum, d->referenceframenum);
1701 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1702 if (d->commit[i].numentities)
1703 Con_Printf(" %i", d->commit[i].framenum);
1706 if (!EntityFrame4_AckFrame(d, referenceframenum, false))
1708 Con_Print("EntityFrame4_CL_ReadFrame: reference frame invalid (VERY BAD ERROR), this update will be skipped\n");
1711 d->currentcommit = NULL;
1712 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1714 if (!d->commit[i].numentities)
1716 d->currentcommit = d->commit + i;
1717 d->currentcommit->framenum = framenum;
1718 d->currentcommit->numentities = 0;
1721 if (d->currentcommit == NULL)
1723 Con_Printf("EntityFrame4_CL_ReadFrame: error while decoding frame %i: database full, reading but not storing this update\n", framenum);
1727 while (!done && !msg_badread)
1729 // read the number of the modified entity
1730 // (gaps will be copied unmodified)
1731 n = (unsigned short)MSG_ReadShort();
1734 // no more entities in this update, but we still need to copy the
1735 // rest of the reference entities (final gap)
1737 // read end of range number, then process normally
1738 n = (unsigned short)MSG_ReadShort();
1740 // high bit means it's a remove message
1741 cnumber = n & 0x7FFF;
1742 // if this is a live entity we may need to expand the array
1743 if (cl.num_entities <= cnumber && !(n & 0x8000))
1745 cl.num_entities = cnumber + 1;
1746 if (cnumber >= cl.max_entities)
1747 CL_ExpandEntities(cnumber);
1749 // add one (the changed one) if not done
1750 stopnumber = cnumber + !done;
1751 // process entities in range from the last one to the changed one
1752 for (;enumber < stopnumber;enumber++)
1754 if (skip || enumber >= cl.num_entities)
1756 if (enumber == cnumber && (n & 0x8000) == 0)
1758 entity_state_t tempstate;
1759 EntityState_ReadFields(&tempstate, EntityState_ReadExtendBits());
1763 // slide the current into the previous slot
1764 cl.entities[enumber].state_previous = cl.entities[enumber].state_current;
1765 // copy a new current from reference database
1766 cl.entities[enumber].state_current = *EntityFrame4_GetReferenceEntity(d, enumber);
1767 s = &cl.entities[enumber].state_current;
1768 // if this is the one to modify, read more data...
1769 if (enumber == cnumber)
1774 if (developer_networkentities.integer >= 2)
1775 Con_Printf("entity %i: remove\n", enumber);
1781 if (developer_networkentities.integer >= 2)
1782 Con_Printf("entity %i: update\n", enumber);
1783 s->active = ACTIVE_NETWORK;
1784 EntityState_ReadFields(s, EntityState_ReadExtendBits());
1787 else if (developer_networkentities.integer >= 4)
1788 Con_Printf("entity %i: copy\n", enumber);
1789 // set the cl.entities_active flag
1790 cl.entities_active[enumber] = (s->active == ACTIVE_NETWORK);
1791 // set the update time
1792 s->time = cl.mtime[0];
1793 // fix the number (it gets wiped occasionally by copying from defaultstate)
1794 s->number = enumber;
1795 // check if we need to update the lerp stuff
1796 if (s->active == ACTIVE_NETWORK)
1797 CL_MoveLerpEntityStates(&cl.entities[enumber]);
1798 // add this to the commit entry whether it is modified or not
1799 if (d->currentcommit)
1800 EntityFrame4_AddCommitEntity(d, &cl.entities[enumber].state_current);
1801 // print extra messages if desired
1802 if (developer_networkentities.integer >= 2 && cl.entities[enumber].state_current.active != cl.entities[enumber].state_previous.active)
1804 if (cl.entities[enumber].state_current.active == ACTIVE_NETWORK)
1805 Con_Printf("entity #%i has become active\n", enumber);
1806 else if (cl.entities[enumber].state_previous.active)
1807 Con_Printf("entity #%i has become inactive\n", enumber);
1811 d->currentcommit = NULL;
1813 EntityFrame4_ResetDatabase(d);
1816 qboolean EntityFrame4_WriteFrame(sizebuf_t *msg, int maxsize, entityframe4_database_t *d, int numstates, const entity_state_t *states)
1818 const entity_state_t *e, *s;
1819 entity_state_t inactiveentitystate;
1820 int i, n, startnumber;
1822 unsigned char data[128];
1825 // if there isn't enough space to accomplish anything, skip it
1826 if (msg->cursize + 24 > maxsize)
1829 // prepare the buffer
1830 memset(&buf, 0, sizeof(buf));
1832 buf.maxsize = sizeof(data);
1834 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1835 if (!d->commit[i].numentities)
1837 // if commit buffer full, just don't bother writing an update this frame
1838 if (i == MAX_ENTITY_HISTORY)
1840 d->currentcommit = d->commit + i;
1842 // this state's number gets played around with later
1843 inactiveentitystate = defaultstate;
1845 d->currentcommit->numentities = 0;
1846 d->currentcommit->framenum = ++d->latestframenumber;
1847 MSG_WriteByte(msg, svc_entities);
1848 MSG_WriteLong(msg, d->referenceframenum);
1849 MSG_WriteLong(msg, d->currentcommit->framenum);
1850 if (developer_networkentities.integer >= 10)
1852 Con_Printf("send svc_entities num:%i ref:%i (database: ref:%i commits:", d->currentcommit->framenum, d->referenceframenum, d->referenceframenum);
1853 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1854 if (d->commit[i].numentities)
1855 Con_Printf(" %i", d->commit[i].framenum);
1858 if (d->currententitynumber >= prog->max_edicts)
1861 startnumber = bound(1, d->currententitynumber, prog->max_edicts - 1);
1862 MSG_WriteShort(msg, startnumber);
1863 // reset currententitynumber so if the loop does not break it we will
1864 // start at beginning next frame (if it does break, it will set it)
1865 d->currententitynumber = 1;
1866 for (i = 0, n = startnumber;n < prog->max_edicts;n++)
1868 val = PRVM_EDICTFIELDVALUE((&prog->edicts[n]), prog->fieldoffsets.SendEntity);
1869 if(val && val->function)
1871 // find the old state to delta from
1872 e = EntityFrame4_GetReferenceEntity(d, n);
1873 // prepare the buffer
1875 // entity exists, build an update (if empty there is no change)
1876 // find the state in the list
1877 for (;i < numstates && states[i].number < n;i++);
1883 EntityState_WriteUpdate(s, &buf, e);
1887 inactiveentitystate.number = n;
1888 s = &inactiveentitystate;
1889 if (e->active == ACTIVE_NETWORK)
1891 // entity used to exist but doesn't anymore, send remove
1892 MSG_WriteShort(&buf, n | 0x8000);
1895 // if the commit is full, we're done this frame
1896 if (msg->cursize + buf.cursize > maxsize - 4)
1898 // next frame we will continue where we left off
1901 // add the entity to the commit
1902 EntityFrame4_AddCommitEntity(d, s);
1903 // if the message is empty, skip out now
1906 // write the message to the packet
1907 SZ_Write(msg, buf.data, buf.cursize);
1910 d->currententitynumber = n;
1912 // remove world message (invalid, and thus a good terminator)
1913 MSG_WriteShort(msg, 0x8000);
1914 // write the number of the end entity
1915 MSG_WriteShort(msg, d->currententitynumber);
1917 d->currentcommit = NULL;
1925 entityframe5_database_t *EntityFrame5_AllocDatabase(mempool_t *pool)
1928 entityframe5_database_t *d;
1929 d = (entityframe5_database_t *)Mem_Alloc(pool, sizeof(*d));
1930 d->latestframenum = 0;
1931 for (i = 0;i < d->maxedicts;i++)
1932 d->states[i] = defaultstate;
1936 void EntityFrame5_FreeDatabase(entityframe5_database_t *d)
1938 // all the [maxedicts] memory is allocated at once, so there's only one
1941 Mem_Free(d->deltabits);
1945 static void EntityFrame5_ExpandEdicts(entityframe5_database_t *d, int newmax)
1947 if (d->maxedicts < newmax)
1949 unsigned char *data;
1950 int oldmaxedicts = d->maxedicts;
1951 int *olddeltabits = d->deltabits;
1952 unsigned char *oldpriorities = d->priorities;
1953 int *oldupdateframenum = d->updateframenum;
1954 entity_state_t *oldstates = d->states;
1955 unsigned char *oldvisiblebits = d->visiblebits;
1956 d->maxedicts = newmax;
1957 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));
1958 d->deltabits = (int *)data;data += d->maxedicts * sizeof(int);
1959 d->priorities = (unsigned char *)data;data += d->maxedicts * sizeof(unsigned char);
1960 d->updateframenum = (int *)data;data += d->maxedicts * sizeof(int);
1961 d->states = (entity_state_t *)data;data += d->maxedicts * sizeof(entity_state_t);
1962 d->visiblebits = (unsigned char *)data;data += (d->maxedicts+7)/8 * sizeof(unsigned char);
1965 memcpy(d->deltabits, olddeltabits, oldmaxedicts * sizeof(int));
1966 memcpy(d->priorities, oldpriorities, oldmaxedicts * sizeof(unsigned char));
1967 memcpy(d->updateframenum, oldupdateframenum, oldmaxedicts * sizeof(int));
1968 memcpy(d->states, oldstates, oldmaxedicts * sizeof(entity_state_t));
1969 memcpy(d->visiblebits, oldvisiblebits, (oldmaxedicts+7)/8 * sizeof(unsigned char));
1970 // the previous buffers were a single allocation, so just one free
1971 Mem_Free(olddeltabits);
1976 static int EntityState5_Priority(entityframe5_database_t *d, int stateindex)
1978 int limit, priority;
1980 // if it is the player, update urgently
1981 if (stateindex == d->viewentnum)
1982 return ENTITYFRAME5_PRIORITYLEVELS - 1;
1983 // priority increases each frame no matter what happens
1984 priority = d->priorities[stateindex] + 1;
1985 // players get an extra priority boost
1986 if (stateindex <= svs.maxclients)
1988 // remove dead entities very quickly because they are just 2 bytes
1989 if (d->states[stateindex].active != ACTIVE_NETWORK)
1992 return bound(1, priority, ENTITYFRAME5_PRIORITYLEVELS - 1);
1994 // certain changes are more noticable than others
1995 if (d->deltabits[stateindex] & (E5_FULLUPDATE | E5_ATTACHMENT | E5_MODEL | E5_FLAGS | E5_COLORMAP))
1997 // find the root entity this one is attached to, and judge relevance by it
1998 for (limit = 0;limit < 256;limit++)
2000 s = d->states + stateindex;
2001 if (s->flags & RENDER_VIEWMODEL)
2002 stateindex = d->viewentnum;
2003 else if (s->tagentity)
2004 stateindex = s->tagentity;
2007 if (d->maxedicts < stateindex)
2008 EntityFrame5_ExpandEdicts(d, (stateindex+256)&~255);
2011 Con_DPrintf("Protocol: Runaway loop recursing tagentity links on entity %i\n", stateindex);
2012 // now that we have the parent entity we can make some decisions based on
2013 // distance from the player
2014 if (VectorDistance(d->states[d->viewentnum].netcenter, s->netcenter) < 1024.0f)
2016 return bound(1, priority, ENTITYFRAME5_PRIORITYLEVELS - 1);
2019 void EntityState5_WriteUpdate(int number, const entity_state_t *s, int changedbits, sizebuf_t *msg)
2021 unsigned int bits = 0;
2022 //dp_model_t *model;
2023 ENTITYSIZEPROFILING_START(msg, s->number);
2026 val = PRVM_EDICTFIELDVALUE((&prog->edicts[s->number]), prog->fieldoffsets.SendEntity);
2027 if(val && val->function)
2030 if (s->active != ACTIVE_NETWORK)
2031 MSG_WriteShort(msg, number | 0x8000);
2035 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))
2036 // maybe also add: ((model = SV_GetModelByIndex(s->modelindex)) != NULL && model->name[0] == '*')
2037 bits |= E5_ORIGIN32;
2040 // (int)(f * 8 - 0.5) >= -32768
2041 // (f * 8 - 0.5) > -32769
2044 // (int)(f * 8 + 0.5) <= 32767
2045 // (f * 8 + 0.5) < 32768
2046 // f * 8 + 0.5) < 4095.9375
2047 if ((bits & E5_ANGLES) && !(s->flags & RENDER_LOWPRECISION))
2048 bits |= E5_ANGLES16;
2049 if ((bits & E5_MODEL) && s->modelindex >= 256)
2051 if ((bits & E5_FRAME) && s->frame >= 256)
2053 if (bits & E5_EFFECTS)
2055 if (s->effects & 0xFFFF0000)
2056 bits |= E5_EFFECTS32;
2057 else if (s->effects & 0xFFFFFF00)
2058 bits |= E5_EFFECTS16;
2064 if (bits >= 16777216)
2066 MSG_WriteShort(msg, number);
2067 MSG_WriteByte(msg, bits & 0xFF);
2068 if (bits & E5_EXTEND1)
2069 MSG_WriteByte(msg, (bits >> 8) & 0xFF);
2070 if (bits & E5_EXTEND2)
2071 MSG_WriteByte(msg, (bits >> 16) & 0xFF);
2072 if (bits & E5_EXTEND3)
2073 MSG_WriteByte(msg, (bits >> 24) & 0xFF);
2074 if (bits & E5_FLAGS)
2075 MSG_WriteByte(msg, s->flags);
2076 if (bits & E5_ORIGIN)
2078 if (bits & E5_ORIGIN32)
2080 MSG_WriteCoord32f(msg, s->origin[0]);
2081 MSG_WriteCoord32f(msg, s->origin[1]);
2082 MSG_WriteCoord32f(msg, s->origin[2]);
2086 MSG_WriteCoord13i(msg, s->origin[0]);
2087 MSG_WriteCoord13i(msg, s->origin[1]);
2088 MSG_WriteCoord13i(msg, s->origin[2]);
2091 if (bits & E5_ANGLES)
2093 if (bits & E5_ANGLES16)
2095 MSG_WriteAngle16i(msg, s->angles[0]);
2096 MSG_WriteAngle16i(msg, s->angles[1]);
2097 MSG_WriteAngle16i(msg, s->angles[2]);
2101 MSG_WriteAngle8i(msg, s->angles[0]);
2102 MSG_WriteAngle8i(msg, s->angles[1]);
2103 MSG_WriteAngle8i(msg, s->angles[2]);
2106 if (bits & E5_MODEL)
2108 if (bits & E5_MODEL16)
2109 MSG_WriteShort(msg, s->modelindex);
2111 MSG_WriteByte(msg, s->modelindex);
2113 if (bits & E5_FRAME)
2115 if (bits & E5_FRAME16)
2116 MSG_WriteShort(msg, s->frame);
2118 MSG_WriteByte(msg, s->frame);
2121 MSG_WriteByte(msg, s->skin);
2122 if (bits & E5_EFFECTS)
2124 if (bits & E5_EFFECTS32)
2125 MSG_WriteLong(msg, s->effects);
2126 else if (bits & E5_EFFECTS16)
2127 MSG_WriteShort(msg, s->effects);
2129 MSG_WriteByte(msg, s->effects);
2131 if (bits & E5_ALPHA)
2132 MSG_WriteByte(msg, s->alpha);
2133 if (bits & E5_SCALE)
2134 MSG_WriteByte(msg, s->scale);
2135 if (bits & E5_COLORMAP)
2136 MSG_WriteByte(msg, s->colormap);
2137 if (bits & E5_ATTACHMENT)
2139 MSG_WriteShort(msg, s->tagentity);
2140 MSG_WriteByte(msg, s->tagindex);
2142 if (bits & E5_LIGHT)
2144 MSG_WriteShort(msg, s->light[0]);
2145 MSG_WriteShort(msg, s->light[1]);
2146 MSG_WriteShort(msg, s->light[2]);
2147 MSG_WriteShort(msg, s->light[3]);
2148 MSG_WriteByte(msg, s->lightstyle);
2149 MSG_WriteByte(msg, s->lightpflags);
2153 MSG_WriteByte(msg, s->glowsize);
2154 MSG_WriteByte(msg, s->glowcolor);
2156 if (bits & E5_COLORMOD)
2158 MSG_WriteByte(msg, s->colormod[0]);
2159 MSG_WriteByte(msg, s->colormod[1]);
2160 MSG_WriteByte(msg, s->colormod[2]);
2162 if (bits & E5_GLOWMOD)
2164 MSG_WriteByte(msg, s->glowmod[0]);
2165 MSG_WriteByte(msg, s->glowmod[1]);
2166 MSG_WriteByte(msg, s->glowmod[2]);
2170 ENTITYSIZEPROFILING_END(msg, s->number);
2173 static void EntityState5_ReadUpdate(entity_state_t *s, int number)
2176 bits = MSG_ReadByte();
2177 if (bits & E5_EXTEND1)
2179 bits |= MSG_ReadByte() << 8;
2180 if (bits & E5_EXTEND2)
2182 bits |= MSG_ReadByte() << 16;
2183 if (bits & E5_EXTEND3)
2184 bits |= MSG_ReadByte() << 24;
2187 if (bits & E5_FULLUPDATE)
2190 s->active = ACTIVE_NETWORK;
2192 if (bits & E5_FLAGS)
2193 s->flags = MSG_ReadByte();
2194 if (bits & E5_ORIGIN)
2196 if (bits & E5_ORIGIN32)
2198 s->origin[0] = MSG_ReadCoord32f();
2199 s->origin[1] = MSG_ReadCoord32f();
2200 s->origin[2] = MSG_ReadCoord32f();
2204 s->origin[0] = MSG_ReadCoord13i();
2205 s->origin[1] = MSG_ReadCoord13i();
2206 s->origin[2] = MSG_ReadCoord13i();
2209 if (bits & E5_ANGLES)
2211 if (bits & E5_ANGLES16)
2213 s->angles[0] = MSG_ReadAngle16i();
2214 s->angles[1] = MSG_ReadAngle16i();
2215 s->angles[2] = MSG_ReadAngle16i();
2219 s->angles[0] = MSG_ReadAngle8i();
2220 s->angles[1] = MSG_ReadAngle8i();
2221 s->angles[2] = MSG_ReadAngle8i();
2224 if (bits & E5_MODEL)
2226 if (bits & E5_MODEL16)
2227 s->modelindex = (unsigned short) MSG_ReadShort();
2229 s->modelindex = MSG_ReadByte();
2231 if (bits & E5_FRAME)
2233 if (bits & E5_FRAME16)
2234 s->frame = (unsigned short) MSG_ReadShort();
2236 s->frame = MSG_ReadByte();
2239 s->skin = MSG_ReadByte();
2240 if (bits & E5_EFFECTS)
2242 if (bits & E5_EFFECTS32)
2243 s->effects = (unsigned int) MSG_ReadLong();
2244 else if (bits & E5_EFFECTS16)
2245 s->effects = (unsigned short) MSG_ReadShort();
2247 s->effects = MSG_ReadByte();
2249 if (bits & E5_ALPHA)
2250 s->alpha = MSG_ReadByte();
2251 if (bits & E5_SCALE)
2252 s->scale = MSG_ReadByte();
2253 if (bits & E5_COLORMAP)
2254 s->colormap = MSG_ReadByte();
2255 if (bits & E5_ATTACHMENT)
2257 s->tagentity = (unsigned short) MSG_ReadShort();
2258 s->tagindex = MSG_ReadByte();
2260 if (bits & E5_LIGHT)
2262 s->light[0] = (unsigned short) MSG_ReadShort();
2263 s->light[1] = (unsigned short) MSG_ReadShort();
2264 s->light[2] = (unsigned short) MSG_ReadShort();
2265 s->light[3] = (unsigned short) MSG_ReadShort();
2266 s->lightstyle = MSG_ReadByte();
2267 s->lightpflags = MSG_ReadByte();
2271 s->glowsize = MSG_ReadByte();
2272 s->glowcolor = MSG_ReadByte();
2274 if (bits & E5_COLORMOD)
2276 s->colormod[0] = MSG_ReadByte();
2277 s->colormod[1] = MSG_ReadByte();
2278 s->colormod[2] = MSG_ReadByte();
2280 if (bits & E5_GLOWMOD)
2282 s->glowmod[0] = MSG_ReadByte();
2283 s->glowmod[1] = MSG_ReadByte();
2284 s->glowmod[2] = MSG_ReadByte();
2288 if (developer_networkentities.integer >= 2)
2290 Con_Printf("ReadFields e%i", number);
2292 if (bits & E5_ORIGIN)
2293 Con_Printf(" E5_ORIGIN %f %f %f", s->origin[0], s->origin[1], s->origin[2]);
2294 if (bits & E5_ANGLES)
2295 Con_Printf(" E5_ANGLES %f %f %f", s->angles[0], s->angles[1], s->angles[2]);
2296 if (bits & E5_MODEL)
2297 Con_Printf(" E5_MODEL %i", s->modelindex);
2298 if (bits & E5_FRAME)
2299 Con_Printf(" E5_FRAME %i", s->frame);
2301 Con_Printf(" E5_SKIN %i", s->skin);
2302 if (bits & E5_EFFECTS)
2303 Con_Printf(" E5_EFFECTS %i", s->effects);
2304 if (bits & E5_FLAGS)
2306 Con_Printf(" E5_FLAGS %i (", s->flags);
2307 if (s->flags & RENDER_STEP)
2309 if (s->flags & RENDER_GLOWTRAIL)
2310 Con_Print(" GLOWTRAIL");
2311 if (s->flags & RENDER_VIEWMODEL)
2312 Con_Print(" VIEWMODEL");
2313 if (s->flags & RENDER_EXTERIORMODEL)
2314 Con_Print(" EXTERIORMODEL");
2315 if (s->flags & RENDER_LOWPRECISION)
2316 Con_Print(" LOWPRECISION");
2317 if (s->flags & RENDER_COLORMAPPED)
2318 Con_Print(" COLORMAPPED");
2319 if (s->flags & RENDER_SHADOW)
2320 Con_Print(" SHADOW");
2321 if (s->flags & RENDER_LIGHT)
2322 Con_Print(" LIGHT");
2323 if (s->flags & RENDER_NOSELFSHADOW)
2324 Con_Print(" NOSELFSHADOW");
2327 if (bits & E5_ALPHA)
2328 Con_Printf(" E5_ALPHA %f", s->alpha / 255.0f);
2329 if (bits & E5_SCALE)
2330 Con_Printf(" E5_SCALE %f", s->scale / 16.0f);
2331 if (bits & E5_COLORMAP)
2332 Con_Printf(" E5_COLORMAP %i", s->colormap);
2333 if (bits & E5_ATTACHMENT)
2334 Con_Printf(" E5_ATTACHMENT e%i:%i", s->tagentity, s->tagindex);
2335 if (bits & E5_LIGHT)
2336 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);
2338 Con_Printf(" E5_GLOW %i:%i", s->glowsize * 4, s->glowcolor);
2339 if (bits & E5_COLORMOD)
2340 Con_Printf(" E5_COLORMOD %f:%f:%f", s->colormod[0] / 32.0f, s->colormod[1] / 32.0f, s->colormod[2] / 32.0f);
2341 if (bits & E5_GLOWMOD)
2342 Con_Printf(" E5_GLOWMOD %f:%f:%f", s->glowmod[0] / 32.0f, s->glowmod[1] / 32.0f, s->glowmod[2] / 32.0f);
2347 static int EntityState5_DeltaBits(const entity_state_t *o, const entity_state_t *n)
2349 unsigned int bits = 0;
2350 if (n->active == ACTIVE_NETWORK)
2352 if (o->active != ACTIVE_NETWORK)
2353 bits |= E5_FULLUPDATE;
2354 if (!VectorCompare(o->origin, n->origin))
2356 if (!VectorCompare(o->angles, n->angles))
2358 if (o->modelindex != n->modelindex)
2360 if (o->frame != n->frame)
2362 if (o->skin != n->skin)
2364 if (o->effects != n->effects)
2366 if (o->flags != n->flags)
2368 if (o->alpha != n->alpha)
2370 if (o->scale != n->scale)
2372 if (o->colormap != n->colormap)
2373 bits |= E5_COLORMAP;
2374 if (o->tagentity != n->tagentity || o->tagindex != n->tagindex)
2375 bits |= E5_ATTACHMENT;
2376 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)
2378 if (o->glowsize != n->glowsize || o->glowcolor != n->glowcolor)
2380 if (o->colormod[0] != n->colormod[0] || o->colormod[1] != n->colormod[1] || o->colormod[2] != n->colormod[2])
2381 bits |= E5_COLORMOD;
2382 if (o->glowmod[0] != n->glowmod[0] || o->glowmod[1] != n->glowmod[1] || o->glowmod[2] != n->glowmod[2])
2386 if (o->active == ACTIVE_NETWORK)
2387 bits |= E5_FULLUPDATE;
2391 void EntityFrame5_CL_ReadFrame(void)
2393 int n, enumber, framenum;
2396 // read the number of this frame to echo back in next input packet
2397 framenum = MSG_ReadLong();
2398 CL_NewFrameReceived(framenum);
2399 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)
2400 cls.servermovesequence = MSG_ReadLong();
2401 // read entity numbers until we find a 0x8000
2402 // (which would be remove world entity, but is actually a terminator)
2403 while ((n = (unsigned short)MSG_ReadShort()) != 0x8000 && !msg_badread)
2405 // get the entity number
2406 enumber = n & 0x7FFF;
2407 // we may need to expand the array
2408 if (cl.num_entities <= enumber)
2410 cl.num_entities = enumber + 1;
2411 if (enumber >= cl.max_entities)
2412 CL_ExpandEntities(enumber);
2414 // look up the entity
2415 ent = cl.entities + enumber;
2416 // slide the current into the previous slot
2417 ent->state_previous = ent->state_current;
2419 s = &ent->state_current;
2428 EntityState5_ReadUpdate(s, enumber);
2430 // set the cl.entities_active flag
2431 cl.entities_active[enumber] = (s->active == ACTIVE_NETWORK);
2432 // set the update time
2433 s->time = cl.mtime[0];
2434 // fix the number (it gets wiped occasionally by copying from defaultstate)
2435 s->number = enumber;
2436 // check if we need to update the lerp stuff
2437 if (s->active == ACTIVE_NETWORK)
2438 CL_MoveLerpEntityStates(&cl.entities[enumber]);
2439 // print extra messages if desired
2440 if (developer_networkentities.integer >= 2 && cl.entities[enumber].state_current.active != cl.entities[enumber].state_previous.active)
2442 if (cl.entities[enumber].state_current.active == ACTIVE_NETWORK)
2443 Con_Printf("entity #%i has become active\n", enumber);
2444 else if (cl.entities[enumber].state_previous.active)
2445 Con_Printf("entity #%i has become inactive\n", enumber);
2450 void EntityFrame5_LostFrame(entityframe5_database_t *d, int framenum)
2452 int i, j, k, l, bits;
2453 entityframe5_changestate_t *s, *s2;
2454 entityframe5_packetlog_t *p, *p2;
2455 unsigned char statsdeltabits[(MAX_CL_STATS+7)/8];
2456 // scan for packets that were lost
2457 for (i = 0, p = d->packetlog;i < ENTITYFRAME5_MAXPACKETLOGS;i++, p++)
2459 if (p->packetnumber && p->packetnumber <= framenum)
2461 // packet was lost - merge deltabits into the main array so they
2462 // will be re-sent, but only if there is no newer update of that
2463 // bit in the logs (as those will arrive before this update)
2464 for (j = 0, s = p->states;j < p->numstates;j++, s++)
2466 // check for any newer updates to this entity and mask off any
2467 // overlapping bits (we don't need to send something again if
2468 // it has already been sent more recently)
2469 bits = s->bits & ~d->deltabits[s->number];
2470 for (k = 0, p2 = d->packetlog;k < ENTITYFRAME5_MAXPACKETLOGS && bits;k++, p2++)
2472 if (p2->packetnumber > framenum)
2474 for (l = 0, s2 = p2->states;l < p2->numstates;l++, s2++)
2476 if (s2->number == s->number)
2484 // if the bits haven't all been cleared, there were some bits
2485 // lost with this packet, so set them again now
2488 d->deltabits[s->number] |= bits;
2489 // if it was a very important update, set priority higher
2490 if (bits & (E5_FULLUPDATE | E5_ATTACHMENT | E5_MODEL | E5_COLORMAP))
2491 d->priorities[s->number] = max(d->priorities[s->number], 4);
2493 d->priorities[s->number] = max(d->priorities[s->number], 1);
2497 for (j = 0;j < MAX_CL_STATS;j++)
2499 for (l = 0;l < (MAX_CL_STATS+7)/8;l++)
2500 statsdeltabits[l] = p->statsdeltabits[l] & ~host_client->statsdeltabits[l];
2501 for (k = 0, p2 = d->packetlog;k < ENTITYFRAME5_MAXPACKETLOGS;k++, p2++)
2502 if (p2->packetnumber > framenum)
2503 for (l = 0;l < (MAX_CL_STATS+7)/8;l++)
2504 statsdeltabits[l] = p->statsdeltabits[l] & ~p2->statsdeltabits[l];
2505 for (l = 0;l < (MAX_CL_STATS+7)/8;l++)
2506 host_client->statsdeltabits[l] |= statsdeltabits[l];
2508 // delete this packet log as it is now obsolete
2509 p->packetnumber = 0;
2514 void EntityFrame5_AckFrame(entityframe5_database_t *d, int framenum)
2517 // scan for packets made obsolete by this ack and delete them
2518 for (i = 0;i < ENTITYFRAME5_MAXPACKETLOGS;i++)
2519 if (d->packetlog[i].packetnumber <= framenum)
2520 d->packetlog[i].packetnumber = 0;
2523 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)
2525 const entity_state_t *n;
2526 int i, num, l, framenum, packetlognumber, priority;
2528 unsigned char data[128];
2529 entityframe5_packetlog_t *packetlog;
2531 if (prog->max_edicts > d->maxedicts)
2532 EntityFrame5_ExpandEdicts(d, prog->max_edicts);
2534 framenum = d->latestframenum + 1;
2535 d->viewentnum = viewentnum;
2537 // if packet log is full, mark all frames as lost, this will cause
2538 // it to send the lost data again
2539 for (packetlognumber = 0;packetlognumber < ENTITYFRAME5_MAXPACKETLOGS;packetlognumber++)
2540 if (d->packetlog[packetlognumber].packetnumber == 0)
2542 if (packetlognumber == ENTITYFRAME5_MAXPACKETLOGS)
2544 Con_DPrintf("EntityFrame5_WriteFrame: packetlog overflow for a client, resetting\n");
2545 EntityFrame5_LostFrame(d, framenum);
2546 packetlognumber = 0;
2549 // prepare the buffer
2550 memset(&buf, 0, sizeof(buf));
2552 buf.maxsize = sizeof(data);
2554 // detect changes in states
2556 for (i = 0, n = states;i < numstates;i++, n++)
2558 // mark gaps in entity numbering as removed entities
2559 for (;num < n->number;num++)
2561 // if the entity used to exist, clear it
2562 if (CHECKPVSBIT(d->visiblebits, num))
2564 CLEARPVSBIT(d->visiblebits, num);
2565 d->deltabits[num] = E5_FULLUPDATE;
2566 d->priorities[num] = max(d->priorities[num], 8); // removal is cheap
2567 d->states[num] = defaultstate;
2568 d->states[num].number = num;
2571 // update the entity state data
2572 if (!CHECKPVSBIT(d->visiblebits, num))
2574 // entity just spawned in, don't let it completely hog priority
2575 // because of being ancient on the first frame
2576 d->updateframenum[num] = framenum;
2577 // initial priority is a bit high to make projectiles send on the
2578 // first frame, among other things
2579 d->priorities[num] = max(d->priorities[num], 4);
2581 SETPVSBIT(d->visiblebits, num);
2582 d->deltabits[num] |= EntityState5_DeltaBits(d->states + num, n);
2583 d->priorities[num] = max(d->priorities[num], 1);
2584 d->states[num] = *n;
2585 d->states[num].number = num;
2586 // advance to next entity so the next iteration doesn't immediately remove it
2589 // all remaining entities are dead
2590 for (;num < d->maxedicts;num++)
2592 if (CHECKPVSBIT(d->visiblebits, num))
2594 CLEARPVSBIT(d->visiblebits, num);
2595 d->deltabits[num] = E5_FULLUPDATE;
2596 d->priorities[num] = max(d->priorities[num], 8); // removal is cheap
2597 d->states[num] = defaultstate;
2598 d->states[num].number = num;
2602 // if there isn't at least enough room for an empty svc_entities,
2603 // don't bother trying...
2604 if (buf.cursize + 11 > buf.maxsize)
2607 // build lists of entities by priority level
2608 memset(d->prioritychaincounts, 0, sizeof(d->prioritychaincounts));
2610 for (num = 0;num < d->maxedicts;num++)
2612 if (d->priorities[num])
2614 if (d->deltabits[num])
2616 if (d->priorities[num] < (ENTITYFRAME5_PRIORITYLEVELS - 1))
2617 d->priorities[num] = EntityState5_Priority(d, num);
2619 priority = d->priorities[num];
2620 if (d->prioritychaincounts[priority] < ENTITYFRAME5_MAXSTATES)
2621 d->prioritychains[priority][d->prioritychaincounts[priority]++] = num;
2624 d->priorities[num] = 0;
2629 // write stat updates
2630 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)
2632 for (i = 0;i < MAX_CL_STATS && msg->cursize + 6 + 11 <= maxsize;i++)
2634 if (host_client->statsdeltabits[i>>3] & (1<<(i&7)))
2636 host_client->statsdeltabits[i>>3] &= ~(1<<(i&7));
2637 // add packetlog entry now that we have something for it
2640 packetlog = d->packetlog + packetlognumber;
2641 packetlog->packetnumber = framenum;
2642 packetlog->numstates = 0;
2644 packetlog->statsdeltabits[i>>3] |= (1<<(i&7));
2645 if (host_client->stats[i] >= 0 && host_client->stats[i] < 256)
2647 MSG_WriteByte(msg, svc_updatestatubyte);
2648 MSG_WriteByte(msg, i);
2649 MSG_WriteByte(msg, host_client->stats[i]);
2654 MSG_WriteByte(msg, svc_updatestat);
2655 MSG_WriteByte(msg, i);
2656 MSG_WriteLong(msg, host_client->stats[i]);
2663 // only send empty svc_entities frame if needed
2664 if(!l && !need_empty)
2667 // add packetlog entry now that we have something for it
2670 packetlog = d->packetlog + packetlognumber;
2671 packetlog->packetnumber = framenum;
2672 packetlog->numstates = 0;
2675 // write state updates
2676 if (developer_networkentities.integer >= 10)
2677 Con_Printf("send: svc_entities %i\n", framenum);
2678 d->latestframenum = framenum;
2679 MSG_WriteByte(msg, svc_entities);
2680 MSG_WriteLong(msg, framenum);
2681 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)
2682 MSG_WriteLong(msg, movesequence);
2683 for (priority = ENTITYFRAME5_PRIORITYLEVELS - 1;priority >= 0 && packetlog->numstates < ENTITYFRAME5_MAXSTATES;priority--)
2685 for (i = 0;i < d->prioritychaincounts[priority] && packetlog->numstates < ENTITYFRAME5_MAXSTATES;i++)
2687 num = d->prioritychains[priority][i];
2688 n = d->states + num;
2689 if (d->deltabits[num] & E5_FULLUPDATE)
2690 d->deltabits[num] = E5_FULLUPDATE | EntityState5_DeltaBits(&defaultstate, n);
2692 EntityState5_WriteUpdate(num, n, d->deltabits[num], &buf);
2693 // if the entity won't fit, try the next one
2694 if (msg->cursize + buf.cursize + 2 > maxsize)
2696 // write entity to the packet
2697 SZ_Write(msg, buf.data, buf.cursize);
2698 // mark age on entity for prioritization
2699 d->updateframenum[num] = framenum;
2700 // log entity so deltabits can be restored later if lost
2701 packetlog->states[packetlog->numstates].number = num;
2702 packetlog->states[packetlog->numstates].bits = d->deltabits[num];
2703 packetlog->numstates++;
2704 // clear deltabits and priority so it won't be sent again
2705 d->deltabits[num] = 0;
2706 d->priorities[num] = 0;
2709 MSG_WriteShort(msg, 0x8000);
2715 static void QW_TranslateEffects(entity_state_t *s, int qweffects)
2718 s->internaleffects = 0;
2719 if (qweffects & QW_EF_BRIGHTFIELD)
2720 s->effects |= EF_BRIGHTFIELD;
2721 if (qweffects & QW_EF_MUZZLEFLASH)
2722 s->effects |= EF_MUZZLEFLASH;
2723 if (qweffects & QW_EF_FLAG1)
2725 // mimic FTEQW's interpretation of EF_FLAG1 as EF_NODRAW on non-player entities
2726 if (s->number > cl.maxclients)
2727 s->effects |= EF_NODRAW;
2729 s->internaleffects |= INTEF_FLAG1QW;
2731 if (qweffects & QW_EF_FLAG2)
2733 // mimic FTEQW's interpretation of EF_FLAG2 as EF_ADDITIVE on non-player entities
2734 if (s->number > cl.maxclients)
2735 s->effects |= EF_ADDITIVE;
2737 s->internaleffects |= INTEF_FLAG2QW;
2739 if (qweffects & QW_EF_RED)
2741 if (qweffects & QW_EF_BLUE)
2742 s->effects |= EF_RED | EF_BLUE;
2744 s->effects |= EF_RED;
2746 else if (qweffects & QW_EF_BLUE)
2747 s->effects |= EF_BLUE;
2748 else if (qweffects & QW_EF_BRIGHTLIGHT)
2749 s->effects |= EF_BRIGHTLIGHT;
2750 else if (qweffects & QW_EF_DIMLIGHT)
2751 s->effects |= EF_DIMLIGHT;
2754 void EntityStateQW_ReadPlayerUpdate(void)
2756 int slot = MSG_ReadByte();
2757 int enumber = slot + 1;
2763 // look up the entity
2764 entity_t *ent = cl.entities + enumber;
2768 // slide the current state into the previous
2769 ent->state_previous = ent->state_current;
2772 s = &ent->state_current;
2774 s->active = ACTIVE_NETWORK;
2775 s->number = enumber;
2776 s->colormap = enumber;
2777 playerflags = MSG_ReadShort();
2778 MSG_ReadVector(s->origin, cls.protocol);
2779 s->frame = MSG_ReadByte();
2781 VectorClear(viewangles);
2782 VectorClear(velocity);
2784 if (playerflags & QW_PF_MSEC)
2786 // time difference between last update this player sent to the server,
2787 // and last input we sent to the server (this packet is in response to
2788 // our input, so msec is how long ago the last update of this player
2789 // entity occurred, compared to our input being received)
2790 msec = MSG_ReadByte();
2794 if (playerflags & QW_PF_COMMAND)
2796 bits = MSG_ReadByte();
2797 if (bits & QW_CM_ANGLE1)
2798 viewangles[0] = MSG_ReadAngle16i(); // cmd->angles[0]
2799 if (bits & QW_CM_ANGLE2)
2800 viewangles[1] = MSG_ReadAngle16i(); // cmd->angles[1]
2801 if (bits & QW_CM_ANGLE3)
2802 viewangles[2] = MSG_ReadAngle16i(); // cmd->angles[2]
2803 if (bits & QW_CM_FORWARD)
2804 MSG_ReadShort(); // cmd->forwardmove
2805 if (bits & QW_CM_SIDE)
2806 MSG_ReadShort(); // cmd->sidemove
2807 if (bits & QW_CM_UP)
2808 MSG_ReadShort(); // cmd->upmove
2809 if (bits & QW_CM_BUTTONS)
2810 MSG_ReadByte(); // cmd->buttons
2811 if (bits & QW_CM_IMPULSE)
2812 MSG_ReadByte(); // cmd->impulse
2813 MSG_ReadByte(); // cmd->msec
2815 if (playerflags & QW_PF_VELOCITY1)
2816 velocity[0] = MSG_ReadShort();
2817 if (playerflags & QW_PF_VELOCITY2)
2818 velocity[1] = MSG_ReadShort();
2819 if (playerflags & QW_PF_VELOCITY3)
2820 velocity[2] = MSG_ReadShort();
2821 if (playerflags & QW_PF_MODEL)
2822 s->modelindex = MSG_ReadByte();
2824 s->modelindex = cl.qw_modelindex_player;
2825 if (playerflags & QW_PF_SKINNUM)
2826 s->skin = MSG_ReadByte();
2827 if (playerflags & QW_PF_EFFECTS)
2828 QW_TranslateEffects(s, MSG_ReadByte());
2829 if (playerflags & QW_PF_WEAPONFRAME)
2830 weaponframe = MSG_ReadByte();
2834 if (enumber == cl.playerentity)
2836 // if this is an update on our player, update the angles
2837 VectorCopy(cl.viewangles, viewangles);
2840 // calculate the entity angles from the viewangles
2841 s->angles[0] = viewangles[0] * -0.0333;
2842 s->angles[1] = viewangles[1];
2844 s->angles[2] = V_CalcRoll(s->angles, velocity)*4;
2846 // if this is an update on our player, update interpolation state
2847 if (enumber == cl.playerentity)
2849 VectorCopy (cl.mpunchangle[0], cl.mpunchangle[1]);
2850 VectorCopy (cl.mpunchvector[0], cl.mpunchvector[1]);
2851 VectorCopy (cl.mvelocity[0], cl.mvelocity[1]);
2852 cl.mviewzoom[1] = cl.mviewzoom[0];
2855 cl.mpunchangle[0][0] = 0;
2856 cl.mpunchangle[0][1] = 0;
2857 cl.mpunchangle[0][2] = 0;
2858 cl.mpunchvector[0][0] = 0;
2859 cl.mpunchvector[0][1] = 0;
2860 cl.mpunchvector[0][2] = 0;
2861 cl.mvelocity[0][0] = 0;
2862 cl.mvelocity[0][1] = 0;
2863 cl.mvelocity[0][2] = 0;
2864 cl.mviewzoom[0] = 1;
2866 VectorCopy(velocity, cl.mvelocity[0]);
2867 cl.stats[STAT_WEAPONFRAME] = weaponframe;
2868 if (playerflags & QW_PF_GIB)
2869 cl.stats[STAT_VIEWHEIGHT] = 8;
2870 else if (playerflags & QW_PF_DEAD)
2871 cl.stats[STAT_VIEWHEIGHT] = -16;
2873 cl.stats[STAT_VIEWHEIGHT] = 22;
2876 // set the cl.entities_active flag
2877 cl.entities_active[enumber] = (s->active == ACTIVE_NETWORK);
2878 // set the update time
2879 s->time = cl.mtime[0] - msec * 0.001; // qw has no clock
2880 // check if we need to update the lerp stuff
2881 if (s->active == ACTIVE_NETWORK)
2882 CL_MoveLerpEntityStates(&cl.entities[enumber]);
2885 static void EntityStateQW_ReadEntityUpdate(entity_state_t *s, int bits)
2888 s->active = ACTIVE_NETWORK;
2889 s->number = bits & 511;
2891 if (bits & QW_U_MOREBITS)
2892 bits |= MSG_ReadByte();
2894 // store the QW_U_SOLID bit here?
2896 if (bits & QW_U_MODEL)
2897 s->modelindex = MSG_ReadByte();
2898 if (bits & QW_U_FRAME)
2899 s->frame = MSG_ReadByte();
2900 if (bits & QW_U_COLORMAP)
2901 s->colormap = MSG_ReadByte();
2902 if (bits & QW_U_SKIN)
2903 s->skin = MSG_ReadByte();
2904 if (bits & QW_U_EFFECTS)
2905 QW_TranslateEffects(s, qweffects = MSG_ReadByte());
2906 if (bits & QW_U_ORIGIN1)
2907 s->origin[0] = MSG_ReadCoord13i();
2908 if (bits & QW_U_ANGLE1)
2909 s->angles[0] = MSG_ReadAngle8i();
2910 if (bits & QW_U_ORIGIN2)
2911 s->origin[1] = MSG_ReadCoord13i();
2912 if (bits & QW_U_ANGLE2)
2913 s->angles[1] = MSG_ReadAngle8i();
2914 if (bits & QW_U_ORIGIN3)
2915 s->origin[2] = MSG_ReadCoord13i();
2916 if (bits & QW_U_ANGLE3)
2917 s->angles[2] = MSG_ReadAngle8i();
2919 if (developer_networkentities.integer >= 2)
2921 Con_Printf("ReadFields e%i", s->number);
2922 if (bits & QW_U_MODEL)
2923 Con_Printf(" U_MODEL %i", s->modelindex);
2924 if (bits & QW_U_FRAME)
2925 Con_Printf(" U_FRAME %i", s->frame);
2926 if (bits & QW_U_COLORMAP)
2927 Con_Printf(" U_COLORMAP %i", s->colormap);
2928 if (bits & QW_U_SKIN)
2929 Con_Printf(" U_SKIN %i", s->skin);
2930 if (bits & QW_U_EFFECTS)
2931 Con_Printf(" U_EFFECTS %i", qweffects);
2932 if (bits & QW_U_ORIGIN1)
2933 Con_Printf(" U_ORIGIN1 %f", s->origin[0]);
2934 if (bits & QW_U_ANGLE1)
2935 Con_Printf(" U_ANGLE1 %f", s->angles[0]);
2936 if (bits & QW_U_ORIGIN2)
2937 Con_Printf(" U_ORIGIN2 %f", s->origin[1]);
2938 if (bits & QW_U_ANGLE2)
2939 Con_Printf(" U_ANGLE2 %f", s->angles[1]);
2940 if (bits & QW_U_ORIGIN3)
2941 Con_Printf(" U_ORIGIN3 %f", s->origin[2]);
2942 if (bits & QW_U_ANGLE3)
2943 Con_Printf(" U_ANGLE3 %f", s->angles[2]);
2944 if (bits & QW_U_SOLID)
2945 Con_Printf(" U_SOLID");
2950 entityframeqw_database_t *EntityFrameQW_AllocDatabase(mempool_t *pool)
2952 entityframeqw_database_t *d;
2953 d = (entityframeqw_database_t *)Mem_Alloc(pool, sizeof(*d));
2957 void EntityFrameQW_FreeDatabase(entityframeqw_database_t *d)
2962 void EntityFrameQW_CL_ReadFrame(qboolean delta)
2964 qboolean invalid = false;
2965 int number, oldsnapindex, newsnapindex, oldindex, newindex, oldnum, newnum;
2967 entityframeqw_database_t *d;
2968 entityframeqw_snapshot_t *oldsnap, *newsnap;
2970 if (!cl.entitydatabaseqw)
2971 cl.entitydatabaseqw = EntityFrameQW_AllocDatabase(cls.levelmempool);
2972 d = cl.entitydatabaseqw;
2974 // there is no cls.netcon in demos, so this reading code can't access
2975 // cls.netcon-> at all... so cls.qw_incoming_sequence and
2976 // cls.qw_outgoing_sequence are updated every time the corresponding
2977 // cls.netcon->qw. variables are updated
2978 // read the number of this frame to echo back in next input packet
2979 cl.qw_validsequence = cls.qw_incoming_sequence;
2980 newsnapindex = cl.qw_validsequence & QW_UPDATE_MASK;
2981 newsnap = d->snapshot + newsnapindex;
2982 memset(newsnap, 0, sizeof(*newsnap));
2987 number = MSG_ReadByte();
2988 oldsnapindex = cl.qw_deltasequence[newsnapindex];
2989 if ((number & QW_UPDATE_MASK) != (oldsnapindex & QW_UPDATE_MASK))
2990 Con_DPrintf("WARNING: from mismatch\n");
2991 if (oldsnapindex != -1)
2993 if (cls.qw_outgoing_sequence - oldsnapindex >= QW_UPDATE_BACKUP-1)
2995 Con_DPrintf("delta update too old\n");
2996 newsnap->invalid = invalid = true; // too old
2999 oldsnap = d->snapshot + (oldsnapindex & QW_UPDATE_MASK);
3005 // if we can't decode this frame properly, report that to the server
3007 cl.qw_validsequence = 0;
3009 // read entity numbers until we find a 0x0000
3010 // (which would be an empty update on world entity, but is actually a terminator)
3011 newsnap->num_entities = 0;
3015 int word = (unsigned short)MSG_ReadShort();
3017 return; // just return, the main parser will print an error
3018 newnum = word == 0 ? 512 : (word & 511);
3019 oldnum = delta ? (oldindex >= oldsnap->num_entities ? 9999 : oldsnap->entities[oldindex].number) : 9999;
3021 // copy unmodified oldsnap entities
3022 while (newnum > oldnum) // delta only
3024 if (developer_networkentities.integer >= 2)
3025 Con_Printf("copy %i\n", oldnum);
3026 // copy one of the old entities
3027 if (newsnap->num_entities >= QW_MAX_PACKET_ENTITIES)
3028 Host_Error("EntityFrameQW_CL_ReadFrame: newsnap->num_entities == MAX_PACKETENTITIES");
3029 newsnap->entities[newsnap->num_entities] = oldsnap->entities[oldindex++];
3030 newsnap->num_entities++;
3031 oldnum = oldindex >= oldsnap->num_entities ? 9999 : oldsnap->entities[oldindex].number;
3037 if (developer_networkentities.integer >= 2)
3039 if (word & QW_U_REMOVE)
3040 Con_Printf("remove %i\n", newnum);
3041 else if (newnum == oldnum)
3042 Con_Printf("delta %i\n", newnum);
3044 Con_Printf("baseline %i\n", newnum);
3047 if (word & QW_U_REMOVE)
3049 if (newnum != oldnum && !delta && !invalid)
3051 cl.qw_validsequence = 0;
3052 Con_Printf("WARNING: U_REMOVE %i on full update\n", newnum);
3057 if (newsnap->num_entities >= QW_MAX_PACKET_ENTITIES)
3058 Host_Error("EntityFrameQW_CL_ReadFrame: newsnap->num_entities == MAX_PACKETENTITIES");
3059 newsnap->entities[newsnap->num_entities] = (newnum == oldnum) ? oldsnap->entities[oldindex] : cl.entities[newnum].state_baseline;
3060 EntityStateQW_ReadEntityUpdate(newsnap->entities + newsnap->num_entities, word);
3061 newsnap->num_entities++;
3064 if (newnum == oldnum)
3068 // expand cl.num_entities to include every entity we've seen this game
3069 newnum = newsnap->num_entities ? newsnap->entities[newsnap->num_entities - 1].number : 1;
3070 if (cl.num_entities <= newnum)
3072 cl.num_entities = newnum + 1;
3073 if (cl.max_entities < newnum + 1)
3074 CL_ExpandEntities(newnum);
3077 // now update the non-player entities from the snapshot states
3078 number = cl.maxclients + 1;
3079 for (newindex = 0;;newindex++)
3081 newnum = newindex >= newsnap->num_entities ? cl.num_entities : newsnap->entities[newindex].number;
3082 // kill any missing entities
3083 for (;number < newnum;number++)
3085 if (cl.entities_active[number])
3087 cl.entities_active[number] = false;
3088 cl.entities[number].state_current.active = ACTIVE_NOT;
3091 if (number >= cl.num_entities)
3093 // update the entity
3094 ent = &cl.entities[number];
3095 ent->state_previous = ent->state_current;
3096 ent->state_current = newsnap->entities[newindex];
3097 ent->state_current.time = cl.mtime[0];
3098 CL_MoveLerpEntityStates(ent);
3099 // the entity lives again...
3100 cl.entities_active[number] = true;