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 0,//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 // padding to a multiple of 8 bytes (to align the double time)
54 {0,0,0,0,0}//unsigned char unused[5]; // !
57 // LordHavoc: I own protocol ranges 96, 97, 3500-3599
59 struct protocolversioninfo_s
64 protocolversioninfo[] =
75 {250, "NEHAHRAMOVIE"},
78 {10000, "NEHAHRABJP"},
79 {10001, "NEHAHRABJP2"},
80 {10002, "NEHAHRABJP3"},
84 protocolversion_t Protocol_EnumForName(const char *s)
87 for (i = 1;protocolversioninfo[i].name;i++)
88 if (!strcasecmp(s, protocolversioninfo[i].name))
89 return (protocolversion_t)i;
90 return PROTOCOL_UNKNOWN;
93 const char *Protocol_NameForEnum(protocolversion_t p)
95 return protocolversioninfo[p].name;
98 protocolversion_t Protocol_EnumForNumber(int n)
101 for (i = 1;protocolversioninfo[i].name;i++)
102 if (protocolversioninfo[i].number == n)
103 return (protocolversion_t)i;
104 return PROTOCOL_UNKNOWN;
107 int Protocol_NumberForEnum(protocolversion_t p)
109 return protocolversioninfo[p].number;
112 void Protocol_Names(char *buffer, size_t buffersize)
118 for (i = 1;protocolversioninfo[i].name;i++)
121 strlcat(buffer, " ", buffersize);
122 strlcat(buffer, protocolversioninfo[i].name, buffersize);
126 void EntityFrameQuake_ReadEntity(int bits)
132 if (bits & U_MOREBITS)
133 bits |= (MSG_ReadByte()<<8);
134 if ((bits & U_EXTEND1) && cls.protocol != PROTOCOL_NEHAHRAMOVIE)
136 bits |= MSG_ReadByte() << 16;
137 if (bits & U_EXTEND2)
138 bits |= MSG_ReadByte() << 24;
141 if (bits & U_LONGENTITY)
142 num = (unsigned short) MSG_ReadShort ();
144 num = MSG_ReadByte ();
146 if (num >= MAX_EDICTS)
147 Host_Error("EntityFrameQuake_ReadEntity: entity number (%i) >= MAX_EDICTS (%i)", num, MAX_EDICTS);
149 Host_Error("EntityFrameQuake_ReadEntity: invalid entity number (%i)", num);
151 if (cl.num_entities <= num)
153 cl.num_entities = num + 1;
154 if (num >= cl.max_entities)
155 CL_ExpandEntities(num);
158 ent = cl.entities + num;
160 // note: this inherits the 'active' state of the baseline chosen
161 // (state_baseline is always active, state_current may not be active if
162 // the entity was missing in the last frame)
164 s = ent->state_current;
167 s = ent->state_baseline;
171 cl.isquakeentity[num] = true;
172 if (cl.lastquakeentity < num)
173 cl.lastquakeentity = num;
175 s.time = cl.mtime[0];
179 if (cls.protocol == PROTOCOL_NEHAHRABJP || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3)
180 s.modelindex = (unsigned short) MSG_ReadShort();
182 s.modelindex = (s.modelindex & 0xFF00) | MSG_ReadByte();
184 if (bits & U_FRAME) s.frame = (s.frame & 0xFF00) | MSG_ReadByte();
185 if (bits & U_COLORMAP) s.colormap = MSG_ReadByte();
186 if (bits & U_SKIN) s.skin = MSG_ReadByte();
187 if (bits & U_EFFECTS) s.effects = (s.effects & 0xFF00) | MSG_ReadByte();
188 if (bits & U_ORIGIN1) s.origin[0] = MSG_ReadCoord(cls.protocol);
189 if (bits & U_ANGLE1) s.angles[0] = MSG_ReadAngle(cls.protocol);
190 if (bits & U_ORIGIN2) s.origin[1] = MSG_ReadCoord(cls.protocol);
191 if (bits & U_ANGLE2) s.angles[1] = MSG_ReadAngle(cls.protocol);
192 if (bits & U_ORIGIN3) s.origin[2] = MSG_ReadCoord(cls.protocol);
193 if (bits & U_ANGLE3) s.angles[2] = MSG_ReadAngle(cls.protocol);
194 if (bits & U_STEP) s.flags |= RENDER_STEP;
195 if (bits & U_ALPHA) s.alpha = MSG_ReadByte();
196 if (bits & U_SCALE) s.scale = MSG_ReadByte();
197 if (bits & U_EFFECTS2) s.effects = (s.effects & 0x00FF) | (MSG_ReadByte() << 8);
198 if (bits & U_GLOWSIZE) s.glowsize = MSG_ReadByte();
199 if (bits & U_GLOWCOLOR) s.glowcolor = MSG_ReadByte();
200 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));}
201 if (bits & U_GLOWTRAIL) s.flags |= RENDER_GLOWTRAIL;
202 if (bits & U_FRAME2) s.frame = (s.frame & 0x00FF) | (MSG_ReadByte() << 8);
203 if (bits & U_MODEL2) s.modelindex = (s.modelindex & 0x00FF) | (MSG_ReadByte() << 8);
204 if (bits & U_VIEWMODEL) s.flags |= RENDER_VIEWMODEL;
205 if (bits & U_EXTERIORMODEL) s.flags |= RENDER_EXTERIORMODEL;
207 // LordHavoc: to allow playback of the Nehahra movie
208 if (cls.protocol == PROTOCOL_NEHAHRAMOVIE && (bits & U_EXTEND1))
210 // LordHavoc: evil format
211 int i = (int)MSG_ReadFloat();
212 int j = (int)(MSG_ReadFloat() * 255.0f);
215 i = (int)MSG_ReadFloat();
217 s.effects |= EF_FULLBRIGHT;
221 else if (j == 0 || j >= 255)
227 ent->state_previous = ent->state_current;
228 ent->state_current = s;
229 if (ent->state_current.active)
231 CL_MoveLerpEntityStates(ent);
232 cl.entities_active[ent->state_current.number] = true;
236 Host_Error("EntityFrameQuake_ReadEntity: read error");
239 void EntityFrameQuake_ISeeDeadEntities(void)
242 if (cl.lastquakeentity == 0)
244 lastentity = cl.lastquakeentity;
245 cl.lastquakeentity = 0;
246 for (num = 0;num <= lastentity;num++)
248 if (cl.isquakeentity[num])
250 if (cl.entities_active[num] && cl.entities[num].state_current.time == cl.mtime[0])
252 cl.isquakeentity[num] = true;
253 cl.lastquakeentity = num;
257 cl.isquakeentity[num] = false;
258 cl.entities_active[num] = false;
259 cl.entities[num].state_current = defaultstate;
260 cl.entities[num].state_current.number = num;
266 // NOTE: this only works with DP5 protocol and upwards. For lower protocols
267 // (including QUAKE), no packet loss handling for CSQC is done, which makes
268 // CSQC basically useless.
269 // Always use the DP5 protocol, or a higher one, when using CSQC entities.
270 static void EntityFrameCSQC_LostAllFrames(client_t *client)
272 // mark ALL csqc entities as requiring a FULL resend!
273 // I know this is a bad workaround, but better than nothing.
278 if(prog->fieldoffsets.SendEntity < 0 || prog->fieldoffsets.Version < 0)
281 n = client->csqcnumedicts;
282 for(i = 0; i < n; ++i)
284 if(client->csqcentityglobalhistory[i])
286 ed = prog->edicts + i;
287 val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.SendEntity);
289 client->csqcentitysendflags[i] |= 0xFFFFFF; // FULL RESEND
290 else // if it was ever sent to that client as a CSQC entity
292 client->csqcentityscope[i] = 1; // REMOVE
293 client->csqcentitysendflags[i] |= 0xFFFFFF;
298 void EntityFrameCSQC_LostFrame(client_t *client, int framenum)
300 // marks a frame as lost
303 int ringfirst, ringlast;
304 int recoversendflags[MAX_EDICTS];
305 csqcentityframedb_t *d;
307 n = client->csqcnumedicts;
309 // is our frame out of history?
310 ringfirst = client->csqcentityframehistory_next; // oldest entry
311 ringlast = (ringfirst + NUM_CSQCENTITYDB_FRAMES - 1) % NUM_CSQCENTITYDB_FRAMES; // most recently added entry
315 for(j = 0; j < NUM_CSQCENTITYDB_FRAMES; ++j)
317 d = &client->csqcentityframehistory[(ringfirst + j) % NUM_CSQCENTITYDB_FRAMES];
320 if(d->framenum == framenum)
322 else if(d->framenum < framenum)
325 if(j == NUM_CSQCENTITYDB_FRAMES)
327 if(valid) // got beaten, i.e. there is a frame < framenum
329 // a non-csqc frame got lost... great
334 // a too old frame got lost... sorry, cannot handle this
335 Con_DPrintf("CSQC entity DB: lost a frame too early to do any handling (resending ALL)...\n");
336 Con_DPrintf("Lost frame = %d\n", framenum);
337 Con_DPrintf("Entity DB = %d to %d\n", client->csqcentityframehistory[ringfirst].framenum, client->csqcentityframehistory[ringlast].framenum);
338 EntityFrameCSQC_LostAllFrames(client);
343 // so j is the frame that got lost
344 // ringlast is the frame that we have to go to
345 ringfirst = (ringfirst + j) % NUM_CSQCENTITYDB_FRAMES;
346 if(ringlast < ringfirst)
347 ringlast += NUM_CSQCENTITYDB_FRAMES;
349 memset(recoversendflags, 0, sizeof(recoversendflags));
351 for(j = ringfirst; j <= ringlast; ++j)
353 d = &client->csqcentityframehistory[j % NUM_CSQCENTITYDB_FRAMES];
358 else if(d->framenum < framenum)
360 // a frame in the past... should never happen
361 Con_Printf("CSQC entity DB encountered a frame from the past when recovering from PL...?\n");
363 else if(d->framenum == framenum)
365 // handling the actually lost frame now
366 for(i = 0; i < d->num; ++i)
368 int sf = d->sendflags[i];
369 int ent = d->entno[i];
371 recoversendflags[ent] |= -1; // all bits, including sign
373 recoversendflags[ent] |= sf;
378 // handling the frames that followed it now
379 for(i = 0; i < d->num; ++i)
381 int sf = d->sendflags[i];
382 int ent = d->entno[i];
385 recoversendflags[ent] = 0; // no need to update, we got a more recent remove (and will fix it THEN)
386 break; // no flags left to remove...
389 recoversendflags[ent] &= ~sf; // no need to update these bits, we already got them later
394 for(i = 0; i < client->csqcnumedicts; ++i)
396 if(recoversendflags[i] < 0)
398 // a remove got lost, then either send a remove or - if it was
399 // recreated later - a FULL update to make totally sure
400 client->csqcentityscope[i] = 1;
401 client->csqcentitysendflags[i] = 0xFFFFFF;
404 client->csqcentitysendflags[i] |= recoversendflags[i];
407 static int EntityFrameCSQC_AllocFrame(client_t *client, int framenum)
409 int ringfirst = client->csqcentityframehistory_next; // oldest entry
410 client->csqcentityframehistory_next += 1;
411 client->csqcentityframehistory_next %= NUM_CSQCENTITYDB_FRAMES;
412 client->csqcentityframehistory[ringfirst].framenum = framenum;
413 client->csqcentityframehistory[ringfirst].num = 0;
416 static void EntityFrameCSQC_DeallocFrame(client_t *client, int framenum)
418 int ringfirst = client->csqcentityframehistory_next; // oldest entry
419 int ringlast = (ringfirst + NUM_CSQCENTITYDB_FRAMES - 1) % NUM_CSQCENTITYDB_FRAMES; // most recently added entry
420 if(framenum == client->csqcentityframehistory[ringlast].framenum)
422 client->csqcentityframehistory[ringlast].framenum = -1;
423 client->csqcentityframehistory[ringlast].num = 0;
424 client->csqcentityframehistory_next = ringlast;
427 Con_Printf("Trying to dealloc the wrong entity frame\n");
430 //[515]: we use only one array per-client for SendEntity feature
431 // TODO: add some handling for entity send priorities, to better deal with huge
432 // amounts of csqc networked entities
433 void EntityFrameCSQC_WriteFrame (sizebuf_t *msg, int maxsize, int numstates, const entity_state_t *states, int framenum)
435 int num, number, end, sendflags;
436 qboolean sectionstarted = false;
437 const entity_state_t *n;
440 client_t *client = svs.clients + sv.writeentitiestoclient_clientnumber;
441 int dbframe = EntityFrameCSQC_AllocFrame(client, framenum);
442 csqcentityframedb_t *db = &client->csqcentityframehistory[dbframe];
444 maxsize -= 24; // always fit in an empty svc_entities message (for packet loss detection!)
446 // if this server progs is not CSQC-aware, return early
447 if(prog->fieldoffsets.SendEntity < 0 || prog->fieldoffsets.Version < 0)
450 // make sure there is enough room to store the svc_csqcentities byte,
451 // the terminator (0x0000) and at least one entity update
452 if (msg->cursize + 32 >= maxsize)
455 if (client->csqcnumedicts < prog->num_edicts)
456 client->csqcnumedicts = prog->num_edicts;
459 for (num = 0, n = states;num < numstates;num++, n++)
462 for (;number < end;number++)
464 if (client->csqcentityscope[number])
466 client->csqcentityscope[number] = 1;
467 client->csqcentitysendflags[number] = 0xFFFFFF;
470 ed = prog->edicts + number;
471 val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.SendEntity);
473 client->csqcentityscope[number] = 2;
474 else if (client->csqcentityscope[number])
476 client->csqcentityscope[number] = 1;
477 client->csqcentitysendflags[number] = 0xFFFFFF;
481 end = client->csqcnumedicts;
482 for (;number < end;number++)
484 if (client->csqcentityscope[number])
486 client->csqcentityscope[number] = 1;
487 client->csqcentitysendflags[number] = 0xFFFFFF;
492 // mark all scope entities as remove
493 for (number = 1;number < client->csqcnumedicts;number++)
494 if (client->csqcentityscope[number])
495 client->csqcentityscope[number] = 1;
496 // keep visible entities
497 for (i = 0, n = states;i < numstates;i++, n++)
500 ed = prog->edicts + number;
501 val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.SendEntity);
503 client->csqcentityscope[number] = 2;
507 // now try to emit the entity updates
508 // (FIXME: prioritize by distance?)
509 end = client->csqcnumedicts;
510 for (number = 1;number < end;number++)
512 if (!client->csqcentityscope[number])
514 sendflags = client->csqcentitysendflags[number];
517 if(db->num >= NUM_CSQCENTITIES_PER_FRAME)
519 ed = prog->edicts + number;
520 // entity scope is either update (2) or remove (1)
521 if (client->csqcentityscope[number] == 1)
523 // write a remove message
524 // first write the message identifier if needed
528 MSG_WriteByte(msg, svc_csqcentities);
530 // write the remove message
532 ENTITYSIZEPROFILING_START(msg, number);
533 MSG_WriteShort(msg, (unsigned short)number | 0x8000);
534 client->csqcentityscope[number] = 0;
535 client->csqcentitysendflags[number] = 0xFFFFFF; // resend completely if it becomes active again
536 db->entno[db->num] = number;
537 db->sendflags[db->num] = -1;
539 client->csqcentityglobalhistory[number] = 1;
540 ENTITYSIZEPROFILING_END(msg, number);
542 if (msg->cursize + 17 >= maxsize)
548 // save the cursize value in case we overflow and have to rollback
549 int oldcursize = msg->cursize;
550 client->csqcentityscope[number] = 1;
551 val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.SendEntity);
555 MSG_WriteByte(msg, svc_csqcentities);
557 ENTITYSIZEPROFILING_START(msg, number);
558 MSG_WriteShort(msg, number);
559 msg->allowoverflow = true;
560 PRVM_G_INT(OFS_PARM0) = sv.writeentitiestoclient_cliententitynumber;
561 PRVM_G_FLOAT(OFS_PARM1) = sendflags;
562 prog->globals.server->self = number;
563 PRVM_ExecuteProgram(val->function, "Null SendEntity\n");
564 msg->allowoverflow = false;
565 if(PRVM_G_FLOAT(OFS_RETURN) && msg->cursize + 2 <= maxsize)
567 // an update has been successfully written
568 client->csqcentitysendflags[number] = 0;
569 db->entno[db->num] = number;
570 db->sendflags[db->num] = sendflags;
572 client->csqcentityglobalhistory[number] = 1;
573 // and take note that we have begun the svc_csqcentities
574 // section of the packet
576 ENTITYSIZEPROFILING_END(msg, number);
577 if (msg->cursize + 17 >= maxsize)
583 // self.SendEntity returned false (or does not exist) or the
584 // update was too big for this packet - rollback the buffer to its
585 // state before the writes occurred, we'll try again next frame
586 msg->cursize = oldcursize;
587 msg->overflowed = false;
592 // write index 0 to end the update (0 is never used by real entities)
593 MSG_WriteShort(msg, 0);
597 // if no single ent got added, remove the frame from the DB again, to allow
598 // for a larger history
599 EntityFrameCSQC_DeallocFrame(client, framenum);
602 void Protocol_UpdateClientStats(const int *stats)
605 // update the stats array and set deltabits for any changed stats
606 for (i = 0;i < MAX_CL_STATS;i++)
608 if (host_client->stats[i] != stats[i])
610 host_client->statsdeltabits[i >> 3] |= 1 << (i & 7);
611 host_client->stats[i] = stats[i];
616 // only a few stats are within the 32 stat limit of Quake, and most of them
617 // are sent every frame in svc_clientdata messages, so we only send the
618 // remaining ones here
619 static const int sendquakestats[] =
621 // quake did not send these secrets/monsters stats in this way, but doing so
622 // allows a mod to increase STAT_TOTALMONSTERS during the game, and ensures
623 // that STAT_SECRETS and STAT_MONSTERS are always correct (even if a client
624 // didn't receive an svc_foundsecret or svc_killedmonster), which may be most
625 // valuable if randomly seeking around in a demo
626 STAT_TOTALSECRETS, // never changes during game
627 STAT_TOTALMONSTERS, // changes in some mods
628 STAT_SECRETS, // this makes svc_foundsecret unnecessary
629 STAT_MONSTERS, // this makes svc_killedmonster unnecessary
630 STAT_VIEWHEIGHT, // sent just for FTEQW clients
631 STAT_VIEWZOOM, // this rarely changes
635 void Protocol_WriteStatsReliable(void)
638 if (!host_client->netconnection)
640 // detect changes in stats and write reliable messages
641 // this only deals with 32 stats because the older protocols which use
642 // this function can only cope with 32 stats,
643 // they also do not support svc_updatestatubyte which was introduced in
644 // DP6 protocol (except for QW)
645 for (j = 0;sendquakestats[j] >= 0;j++)
647 i = sendquakestats[j];
648 // check if this bit is set
649 if (host_client->statsdeltabits[i >> 3] & (1 << (i & 7)))
651 host_client->statsdeltabits[i >> 3] -= (1 << (i & 7));
652 // send the stat as a byte if possible
653 if (sv.protocol == PROTOCOL_QUAKEWORLD)
655 if (host_client->stats[i] >= 0 && host_client->stats[i] < 256)
657 MSG_WriteByte(&host_client->netconnection->message, qw_svc_updatestat);
658 MSG_WriteByte(&host_client->netconnection->message, i);
659 MSG_WriteByte(&host_client->netconnection->message, host_client->stats[i]);
663 MSG_WriteByte(&host_client->netconnection->message, qw_svc_updatestatlong);
664 MSG_WriteByte(&host_client->netconnection->message, i);
665 MSG_WriteLong(&host_client->netconnection->message, host_client->stats[i]);
670 // this could make use of svc_updatestatubyte in DP6 and later
671 // protocols but those protocols do not use this function
672 MSG_WriteByte(&host_client->netconnection->message, svc_updatestat);
673 MSG_WriteByte(&host_client->netconnection->message, i);
674 MSG_WriteLong(&host_client->netconnection->message, host_client->stats[i]);
681 void EntityFrameQuake_WriteFrame(sizebuf_t *msg, int maxsize, int numstates, const entity_state_t *states)
683 const entity_state_t *s;
684 entity_state_t baseline;
687 unsigned char data[128];
690 // prepare the buffer
691 memset(&buf, 0, sizeof(buf));
693 buf.maxsize = sizeof(data);
695 for (i = 0, s = states;i < numstates;i++, s++)
697 ENTITYSIZEPROFILING_START(msg, s->number);
698 val = PRVM_EDICTFIELDVALUE((&prog->edicts[s->number]), prog->fieldoffsets.SendEntity);
699 if(val && val->function)
702 // prepare the buffer
707 if (s->number >= 256)
708 bits |= U_LONGENTITY;
709 if (s->flags & RENDER_STEP)
711 if (s->flags & RENDER_VIEWMODEL)
713 if (s->flags & RENDER_GLOWTRAIL)
715 if (s->flags & RENDER_EXTERIORMODEL)
716 bits |= U_EXTERIORMODEL;
718 // LordHavoc: old stuff, but rewritten to have more exact tolerances
719 baseline = prog->edicts[s->number].priv.server->baseline;
720 if (baseline.origin[0] != s->origin[0])
722 if (baseline.origin[1] != s->origin[1])
724 if (baseline.origin[2] != s->origin[2])
726 if (baseline.angles[0] != s->angles[0])
728 if (baseline.angles[1] != s->angles[1])
730 if (baseline.angles[2] != s->angles[2])
732 if (baseline.colormap != s->colormap)
734 if (baseline.skin != s->skin)
736 if (baseline.frame != s->frame)
739 if (s->frame & 0xFF00)
742 if (baseline.effects != s->effects)
745 if (s->effects & 0xFF00)
748 if (baseline.modelindex != s->modelindex)
751 if ((s->modelindex & 0xFF00) && sv.protocol != PROTOCOL_NEHAHRABJP && sv.protocol != PROTOCOL_NEHAHRABJP2 && sv.protocol != PROTOCOL_NEHAHRABJP3)
754 if (baseline.alpha != s->alpha)
756 if (baseline.scale != s->scale)
758 if (baseline.glowsize != s->glowsize)
760 if (baseline.glowcolor != s->glowcolor)
762 if (!VectorCompare(baseline.colormod, s->colormod))
765 // if extensions are disabled, clear the relevant update flags
766 if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_NEHAHRAMOVIE)
768 if (sv.protocol == PROTOCOL_NEHAHRAMOVIE)
769 if (s->alpha != 255 || s->effects & EF_FULLBRIGHT)
773 if (bits >= 16777216)
781 MSG_WriteByte (&buf, bits);
782 if (bits & U_MOREBITS) MSG_WriteByte(&buf, bits>>8);
783 if (sv.protocol != PROTOCOL_NEHAHRAMOVIE)
785 if (bits & U_EXTEND1) MSG_WriteByte(&buf, bits>>16);
786 if (bits & U_EXTEND2) MSG_WriteByte(&buf, bits>>24);
788 if (bits & U_LONGENTITY) MSG_WriteShort(&buf, s->number);
789 else MSG_WriteByte(&buf, s->number);
793 if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
794 MSG_WriteShort(&buf, s->modelindex);
796 MSG_WriteByte(&buf, s->modelindex);
798 if (bits & U_FRAME) MSG_WriteByte(&buf, s->frame);
799 if (bits & U_COLORMAP) MSG_WriteByte(&buf, s->colormap);
800 if (bits & U_SKIN) MSG_WriteByte(&buf, s->skin);
801 if (bits & U_EFFECTS) MSG_WriteByte(&buf, s->effects);
802 if (bits & U_ORIGIN1) MSG_WriteCoord(&buf, s->origin[0], sv.protocol);
803 if (bits & U_ANGLE1) MSG_WriteAngle(&buf, s->angles[0], sv.protocol);
804 if (bits & U_ORIGIN2) MSG_WriteCoord(&buf, s->origin[1], sv.protocol);
805 if (bits & U_ANGLE2) MSG_WriteAngle(&buf, s->angles[1], sv.protocol);
806 if (bits & U_ORIGIN3) MSG_WriteCoord(&buf, s->origin[2], sv.protocol);
807 if (bits & U_ANGLE3) MSG_WriteAngle(&buf, s->angles[2], sv.protocol);
808 if (bits & U_ALPHA) MSG_WriteByte(&buf, s->alpha);
809 if (bits & U_SCALE) MSG_WriteByte(&buf, s->scale);
810 if (bits & U_EFFECTS2) MSG_WriteByte(&buf, s->effects >> 8);
811 if (bits & U_GLOWSIZE) MSG_WriteByte(&buf, s->glowsize);
812 if (bits & U_GLOWCOLOR) MSG_WriteByte(&buf, s->glowcolor);
813 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);}
814 if (bits & U_FRAME2) MSG_WriteByte(&buf, s->frame >> 8);
815 if (bits & U_MODEL2) MSG_WriteByte(&buf, s->modelindex >> 8);
817 // the nasty protocol
818 if ((bits & U_EXTEND1) && sv.protocol == PROTOCOL_NEHAHRAMOVIE)
820 if (s->effects & EF_FULLBRIGHT)
822 MSG_WriteFloat(&buf, 2); // QSG protocol version
823 MSG_WriteFloat(&buf, s->alpha <= 0 ? 0 : (s->alpha >= 255 ? 1 : s->alpha * (1.0f / 255.0f))); // alpha
824 MSG_WriteFloat(&buf, 1); // fullbright
828 MSG_WriteFloat(&buf, 1); // QSG protocol version
829 MSG_WriteFloat(&buf, s->alpha <= 0 ? 0 : (s->alpha >= 255 ? 1 : s->alpha * (1.0f / 255.0f))); // alpha
833 // if the commit is full, we're done this frame
834 if (msg->cursize + buf.cursize > maxsize)
836 // next frame we will continue where we left off
839 // write the message to the packet
840 SZ_Write(msg, buf.data, buf.cursize);
841 ENTITYSIZEPROFILING_END(msg, s->number);
845 int EntityState_DeltaBits(const entity_state_t *o, const entity_state_t *n)
848 // if o is not active, delta from default
852 if (fabs(n->origin[0] - o->origin[0]) > (1.0f / 256.0f))
854 if (fabs(n->origin[1] - o->origin[1]) > (1.0f / 256.0f))
856 if (fabs(n->origin[2] - o->origin[2]) > (1.0f / 256.0f))
858 if ((unsigned char) (n->angles[0] * (256.0f / 360.0f)) != (unsigned char) (o->angles[0] * (256.0f / 360.0f)))
860 if ((unsigned char) (n->angles[1] * (256.0f / 360.0f)) != (unsigned char) (o->angles[1] * (256.0f / 360.0f)))
862 if ((unsigned char) (n->angles[2] * (256.0f / 360.0f)) != (unsigned char) (o->angles[2] * (256.0f / 360.0f)))
864 if ((n->modelindex ^ o->modelindex) & 0x00FF)
866 if ((n->modelindex ^ o->modelindex) & 0xFF00)
868 if ((n->frame ^ o->frame) & 0x00FF)
870 if ((n->frame ^ o->frame) & 0xFF00)
872 if ((n->effects ^ o->effects) & 0x00FF)
874 if ((n->effects ^ o->effects) & 0xFF00)
876 if (n->colormap != o->colormap)
878 if (n->skin != o->skin)
880 if (n->alpha != o->alpha)
882 if (n->scale != o->scale)
884 if (n->glowsize != o->glowsize)
886 if (n->glowcolor != o->glowcolor)
888 if (n->flags != o->flags)
890 if (n->tagindex != o->tagindex || n->tagentity != o->tagentity)
891 bits |= E_TAGATTACHMENT;
892 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])
894 if (n->lightstyle != o->lightstyle)
895 bits |= E_LIGHTSTYLE;
896 if (n->lightpflags != o->lightpflags)
897 bits |= E_LIGHTPFLAGS;
901 if (bits & 0xFF000000)
903 if (bits & 0x00FF0000)
905 if (bits & 0x0000FF00)
911 void EntityState_WriteExtendBits(sizebuf_t *msg, unsigned int bits)
913 MSG_WriteByte(msg, bits & 0xFF);
914 if (bits & 0x00000080)
916 MSG_WriteByte(msg, (bits >> 8) & 0xFF);
917 if (bits & 0x00008000)
919 MSG_WriteByte(msg, (bits >> 16) & 0xFF);
920 if (bits & 0x00800000)
921 MSG_WriteByte(msg, (bits >> 24) & 0xFF);
926 void EntityState_WriteFields(const entity_state_t *ent, sizebuf_t *msg, unsigned int bits)
928 if (sv.protocol == PROTOCOL_DARKPLACES2)
930 if (bits & E_ORIGIN1)
931 MSG_WriteCoord16i(msg, ent->origin[0]);
932 if (bits & E_ORIGIN2)
933 MSG_WriteCoord16i(msg, ent->origin[1]);
934 if (bits & E_ORIGIN3)
935 MSG_WriteCoord16i(msg, ent->origin[2]);
939 // LordHavoc: have to write flags first, as they can modify protocol
941 MSG_WriteByte(msg, ent->flags);
942 if (ent->flags & RENDER_LOWPRECISION)
944 if (bits & E_ORIGIN1)
945 MSG_WriteCoord16i(msg, ent->origin[0]);
946 if (bits & E_ORIGIN2)
947 MSG_WriteCoord16i(msg, ent->origin[1]);
948 if (bits & E_ORIGIN3)
949 MSG_WriteCoord16i(msg, ent->origin[2]);
953 if (bits & E_ORIGIN1)
954 MSG_WriteCoord32f(msg, ent->origin[0]);
955 if (bits & E_ORIGIN2)
956 MSG_WriteCoord32f(msg, ent->origin[1]);
957 if (bits & E_ORIGIN3)
958 MSG_WriteCoord32f(msg, ent->origin[2]);
961 if ((sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4) && (ent->flags & RENDER_LOWPRECISION))
964 MSG_WriteAngle8i(msg, ent->angles[0]);
966 MSG_WriteAngle8i(msg, ent->angles[1]);
968 MSG_WriteAngle8i(msg, ent->angles[2]);
973 MSG_WriteAngle16i(msg, ent->angles[0]);
975 MSG_WriteAngle16i(msg, ent->angles[1]);
977 MSG_WriteAngle16i(msg, ent->angles[2]);
980 MSG_WriteByte(msg, ent->modelindex & 0xFF);
982 MSG_WriteByte(msg, (ent->modelindex >> 8) & 0xFF);
984 MSG_WriteByte(msg, ent->frame & 0xFF);
986 MSG_WriteByte(msg, (ent->frame >> 8) & 0xFF);
987 if (bits & E_EFFECTS1)
988 MSG_WriteByte(msg, ent->effects & 0xFF);
989 if (bits & E_EFFECTS2)
990 MSG_WriteByte(msg, (ent->effects >> 8) & 0xFF);
991 if (bits & E_COLORMAP)
992 MSG_WriteByte(msg, ent->colormap);
994 MSG_WriteByte(msg, ent->skin);
996 MSG_WriteByte(msg, ent->alpha);
998 MSG_WriteByte(msg, ent->scale);
999 if (bits & E_GLOWSIZE)
1000 MSG_WriteByte(msg, ent->glowsize);
1001 if (bits & E_GLOWCOLOR)
1002 MSG_WriteByte(msg, ent->glowcolor);
1003 if (sv.protocol == PROTOCOL_DARKPLACES2)
1005 MSG_WriteByte(msg, ent->flags);
1006 if (bits & E_TAGATTACHMENT)
1008 MSG_WriteShort(msg, ent->tagentity);
1009 MSG_WriteByte(msg, ent->tagindex);
1013 MSG_WriteShort(msg, ent->light[0]);
1014 MSG_WriteShort(msg, ent->light[1]);
1015 MSG_WriteShort(msg, ent->light[2]);
1016 MSG_WriteShort(msg, ent->light[3]);
1018 if (bits & E_LIGHTSTYLE)
1019 MSG_WriteByte(msg, ent->lightstyle);
1020 if (bits & E_LIGHTPFLAGS)
1021 MSG_WriteByte(msg, ent->lightpflags);
1024 void EntityState_WriteUpdate(const entity_state_t *ent, sizebuf_t *msg, const entity_state_t *delta)
1027 ENTITYSIZEPROFILING_START(msg, ent->number);
1030 // entity is active, check for changes from the delta
1031 if ((bits = EntityState_DeltaBits(delta, ent)))
1033 // write the update number, bits, and fields
1034 MSG_WriteShort(msg, ent->number);
1035 EntityState_WriteExtendBits(msg, bits);
1036 EntityState_WriteFields(ent, msg, bits);
1041 // entity is inactive, check if the delta was active
1044 // write the remove number
1045 MSG_WriteShort(msg, ent->number | 0x8000);
1048 ENTITYSIZEPROFILING_END(msg, ent->number);
1051 int EntityState_ReadExtendBits(void)
1054 bits = MSG_ReadByte();
1055 if (bits & 0x00000080)
1057 bits |= MSG_ReadByte() << 8;
1058 if (bits & 0x00008000)
1060 bits |= MSG_ReadByte() << 16;
1061 if (bits & 0x00800000)
1062 bits |= MSG_ReadByte() << 24;
1068 void EntityState_ReadFields(entity_state_t *e, unsigned int bits)
1070 if (cls.protocol == PROTOCOL_DARKPLACES2)
1072 if (bits & E_ORIGIN1)
1073 e->origin[0] = MSG_ReadCoord16i();
1074 if (bits & E_ORIGIN2)
1075 e->origin[1] = MSG_ReadCoord16i();
1076 if (bits & E_ORIGIN3)
1077 e->origin[2] = MSG_ReadCoord16i();
1082 e->flags = MSG_ReadByte();
1083 if (e->flags & RENDER_LOWPRECISION)
1085 if (bits & E_ORIGIN1)
1086 e->origin[0] = MSG_ReadCoord16i();
1087 if (bits & E_ORIGIN2)
1088 e->origin[1] = MSG_ReadCoord16i();
1089 if (bits & E_ORIGIN3)
1090 e->origin[2] = MSG_ReadCoord16i();
1094 if (bits & E_ORIGIN1)
1095 e->origin[0] = MSG_ReadCoord32f();
1096 if (bits & E_ORIGIN2)
1097 e->origin[1] = MSG_ReadCoord32f();
1098 if (bits & E_ORIGIN3)
1099 e->origin[2] = MSG_ReadCoord32f();
1102 if ((cls.protocol == PROTOCOL_DARKPLACES5 || cls.protocol == PROTOCOL_DARKPLACES6) && !(e->flags & RENDER_LOWPRECISION))
1104 if (bits & E_ANGLE1)
1105 e->angles[0] = MSG_ReadAngle16i();
1106 if (bits & E_ANGLE2)
1107 e->angles[1] = MSG_ReadAngle16i();
1108 if (bits & E_ANGLE3)
1109 e->angles[2] = MSG_ReadAngle16i();
1113 if (bits & E_ANGLE1)
1114 e->angles[0] = MSG_ReadAngle8i();
1115 if (bits & E_ANGLE2)
1116 e->angles[1] = MSG_ReadAngle8i();
1117 if (bits & E_ANGLE3)
1118 e->angles[2] = MSG_ReadAngle8i();
1120 if (bits & E_MODEL1)
1121 e->modelindex = (e->modelindex & 0xFF00) | (unsigned int) MSG_ReadByte();
1122 if (bits & E_MODEL2)
1123 e->modelindex = (e->modelindex & 0x00FF) | ((unsigned int) MSG_ReadByte() << 8);
1124 if (bits & E_FRAME1)
1125 e->frame = (e->frame & 0xFF00) | (unsigned int) MSG_ReadByte();
1126 if (bits & E_FRAME2)
1127 e->frame = (e->frame & 0x00FF) | ((unsigned int) MSG_ReadByte() << 8);
1128 if (bits & E_EFFECTS1)
1129 e->effects = (e->effects & 0xFF00) | (unsigned int) MSG_ReadByte();
1130 if (bits & E_EFFECTS2)
1131 e->effects = (e->effects & 0x00FF) | ((unsigned int) MSG_ReadByte() << 8);
1132 if (bits & E_COLORMAP)
1133 e->colormap = MSG_ReadByte();
1135 e->skin = MSG_ReadByte();
1137 e->alpha = MSG_ReadByte();
1139 e->scale = MSG_ReadByte();
1140 if (bits & E_GLOWSIZE)
1141 e->glowsize = MSG_ReadByte();
1142 if (bits & E_GLOWCOLOR)
1143 e->glowcolor = MSG_ReadByte();
1144 if (cls.protocol == PROTOCOL_DARKPLACES2)
1146 e->flags = MSG_ReadByte();
1147 if (bits & E_TAGATTACHMENT)
1149 e->tagentity = (unsigned short) MSG_ReadShort();
1150 e->tagindex = MSG_ReadByte();
1154 e->light[0] = (unsigned short) MSG_ReadShort();
1155 e->light[1] = (unsigned short) MSG_ReadShort();
1156 e->light[2] = (unsigned short) MSG_ReadShort();
1157 e->light[3] = (unsigned short) MSG_ReadShort();
1159 if (bits & E_LIGHTSTYLE)
1160 e->lightstyle = MSG_ReadByte();
1161 if (bits & E_LIGHTPFLAGS)
1162 e->lightpflags = MSG_ReadByte();
1164 if (developer_networkentities.integer >= 2)
1166 Con_Printf("ReadFields e%i", e->number);
1168 if (bits & E_ORIGIN1)
1169 Con_Printf(" E_ORIGIN1 %f", e->origin[0]);
1170 if (bits & E_ORIGIN2)
1171 Con_Printf(" E_ORIGIN2 %f", e->origin[1]);
1172 if (bits & E_ORIGIN3)
1173 Con_Printf(" E_ORIGIN3 %f", e->origin[2]);
1174 if (bits & E_ANGLE1)
1175 Con_Printf(" E_ANGLE1 %f", e->angles[0]);
1176 if (bits & E_ANGLE2)
1177 Con_Printf(" E_ANGLE2 %f", e->angles[1]);
1178 if (bits & E_ANGLE3)
1179 Con_Printf(" E_ANGLE3 %f", e->angles[2]);
1180 if (bits & (E_MODEL1 | E_MODEL2))
1181 Con_Printf(" E_MODEL %i", e->modelindex);
1183 if (bits & (E_FRAME1 | E_FRAME2))
1184 Con_Printf(" E_FRAME %i", e->frame);
1185 if (bits & (E_EFFECTS1 | E_EFFECTS2))
1186 Con_Printf(" E_EFFECTS %i", e->effects);
1188 Con_Printf(" E_ALPHA %f", e->alpha / 255.0f);
1190 Con_Printf(" E_SCALE %f", e->scale / 16.0f);
1191 if (bits & E_COLORMAP)
1192 Con_Printf(" E_COLORMAP %i", e->colormap);
1194 Con_Printf(" E_SKIN %i", e->skin);
1196 if (bits & E_GLOWSIZE)
1197 Con_Printf(" E_GLOWSIZE %i", e->glowsize * 4);
1198 if (bits & E_GLOWCOLOR)
1199 Con_Printf(" E_GLOWCOLOR %i", e->glowcolor);
1202 Con_Printf(" E_LIGHT %i:%i:%i:%i", e->light[0], e->light[1], e->light[2], e->light[3]);
1203 if (bits & E_LIGHTPFLAGS)
1204 Con_Printf(" E_LIGHTPFLAGS %i", e->lightpflags);
1206 if (bits & E_TAGATTACHMENT)
1207 Con_Printf(" E_TAGATTACHMENT e%i:%i", e->tagentity, e->tagindex);
1208 if (bits & E_LIGHTSTYLE)
1209 Con_Printf(" E_LIGHTSTYLE %i", e->lightstyle);
1214 // (client and server) allocates a new empty database
1215 entityframe_database_t *EntityFrame_AllocDatabase(mempool_t *mempool)
1217 return (entityframe_database_t *)Mem_Alloc(mempool, sizeof(entityframe_database_t));
1220 // (client and server) frees the database
1221 void EntityFrame_FreeDatabase(entityframe_database_t *d)
1226 // (server) clears the database to contain no frames (thus delta compression compresses against nothing)
1227 void EntityFrame_ClearDatabase(entityframe_database_t *d)
1229 memset(d, 0, sizeof(*d));
1232 // (server and client) removes frames older than 'frame' from database
1233 void EntityFrame_AckFrame(entityframe_database_t *d, int frame)
1236 d->ackframenum = frame;
1237 for (i = 0;i < d->numframes && d->frames[i].framenum < frame;i++);
1238 // ignore outdated frame acks (out of order packets)
1242 // if some queue is left, slide it down to beginning of array
1244 memmove(&d->frames[0], &d->frames[i], sizeof(d->frames[0]) * d->numframes);
1247 // (server) clears frame, to prepare for adding entities
1248 void EntityFrame_Clear(entity_frame_t *f, vec3_t eye, int framenum)
1251 f->framenum = framenum;
1254 VectorClear(f->eye);
1256 VectorCopy(eye, f->eye);
1259 // (server and client) reads a frame from the database
1260 void EntityFrame_FetchFrame(entityframe_database_t *d, int framenum, entity_frame_t *f)
1263 EntityFrame_Clear(f, NULL, -1);
1264 for (i = 0;i < d->numframes && d->frames[i].framenum < framenum;i++);
1265 if (i < d->numframes && framenum == d->frames[i].framenum)
1267 f->framenum = framenum;
1268 f->numentities = d->frames[i].endentity - d->frames[i].firstentity;
1269 n = MAX_ENTITY_DATABASE - (d->frames[i].firstentity % MAX_ENTITY_DATABASE);
1270 if (n > f->numentities)
1272 memcpy(f->entitydata, d->entitydata + d->frames[i].firstentity % MAX_ENTITY_DATABASE, sizeof(*f->entitydata) * n);
1273 if (f->numentities > n)
1274 memcpy(f->entitydata + n, d->entitydata, sizeof(*f->entitydata) * (f->numentities - n));
1275 VectorCopy(d->eye, f->eye);
1279 // (server and client) adds a entity_frame to the database, for future reference
1280 void EntityFrame_AddFrame(entityframe_database_t *d, vec3_t eye, int framenum, int numentities, const entity_state_t *entitydata)
1283 entity_frameinfo_t *info;
1285 VectorCopy(eye, d->eye);
1287 // figure out how many entity slots are used already
1290 n = d->frames[d->numframes - 1].endentity - d->frames[0].firstentity;
1291 if (n + numentities > MAX_ENTITY_DATABASE || d->numframes >= MAX_ENTITY_HISTORY)
1293 // ran out of room, dump database
1294 EntityFrame_ClearDatabase(d);
1298 info = &d->frames[d->numframes];
1299 info->framenum = framenum;
1301 // make sure we check the newly added frame as well, but we haven't incremented numframes yet
1302 for (n = 0;n <= d->numframes;n++)
1304 if (e >= d->frames[n].framenum)
1307 Con_Print("EntityFrame_AddFrame: tried to add out of sequence frame to database\n");
1309 Con_Print("EntityFrame_AddFrame: out of sequence frames in database\n");
1312 e = d->frames[n].framenum;
1314 // if database still has frames after that...
1316 info->firstentity = d->frames[d->numframes - 1].endentity;
1318 info->firstentity = 0;
1319 info->endentity = info->firstentity + numentities;
1322 n = info->firstentity % MAX_ENTITY_DATABASE;
1323 e = MAX_ENTITY_DATABASE - n;
1324 if (e > numentities)
1326 memcpy(d->entitydata + n, entitydata, sizeof(entity_state_t) * e);
1327 if (numentities > e)
1328 memcpy(d->entitydata, entitydata + e, sizeof(entity_state_t) * (numentities - e));
1331 // (server) writes a frame to network stream
1332 void EntityFrame_WriteFrame(sizebuf_t *msg, int maxsize, entityframe_database_t *d, int numstates, const entity_state_t *states, int viewentnum)
1334 int i, onum, number;
1335 entity_frame_t *o = &d->deltaframe;
1336 const entity_state_t *ent, *delta;
1340 d->latestframenum++;
1343 for (i = 0;i < numstates;i++)
1345 if (states[i].number == viewentnum)
1347 VectorSet(eye, states[i].origin[0], states[i].origin[1], states[i].origin[2] + 22);
1352 EntityFrame_AddFrame(d, eye, d->latestframenum, numstates, states);
1354 EntityFrame_FetchFrame(d, d->ackframenum, o);
1356 MSG_WriteByte (msg, svc_entities);
1357 MSG_WriteLong (msg, o->framenum);
1358 MSG_WriteLong (msg, d->latestframenum);
1359 MSG_WriteFloat (msg, eye[0]);
1360 MSG_WriteFloat (msg, eye[1]);
1361 MSG_WriteFloat (msg, eye[2]);
1364 for (i = 0;i < numstates;i++)
1367 number = ent->number;
1369 val = PRVM_EDICTFIELDVALUE((&prog->edicts[number]), prog->fieldoffsets.SendEntity);
1370 if(val && val->function)
1372 for (;onum < o->numentities && o->entitydata[onum].number < number;onum++)
1374 // write remove message
1375 MSG_WriteShort(msg, o->entitydata[onum].number | 0x8000);
1377 if (onum < o->numentities && (o->entitydata[onum].number == number))
1379 // delta from previous frame
1380 delta = o->entitydata + onum;
1381 // advance to next entity in delta frame
1386 // delta from defaults
1387 delta = &defaultstate;
1389 EntityState_WriteUpdate(ent, msg, delta);
1391 for (;onum < o->numentities;onum++)
1393 // write remove message
1394 MSG_WriteShort(msg, o->entitydata[onum].number | 0x8000);
1396 MSG_WriteShort(msg, 0xFFFF);
1399 // (client) reads a frame from network stream
1400 void EntityFrame_CL_ReadFrame(void)
1402 int i, number, removed;
1403 entity_frame_t *f, *delta;
1404 entity_state_t *e, *old, *oldend;
1406 entityframe_database_t *d;
1407 if (!cl.entitydatabase)
1408 cl.entitydatabase = EntityFrame_AllocDatabase(cls.levelmempool);
1409 d = cl.entitydatabase;
1411 delta = &d->deltaframe;
1413 EntityFrame_Clear(f, NULL, -1);
1415 // read the frame header info
1416 f->time = cl.mtime[0];
1417 number = MSG_ReadLong();
1418 for (i = 0;i < LATESTFRAMENUMS-1;i++)
1419 cl.latestframenums[i] = cl.latestframenums[i+1];
1420 cl.latestframenums[LATESTFRAMENUMS-1] = f->framenum = MSG_ReadLong();
1421 f->eye[0] = MSG_ReadFloat();
1422 f->eye[1] = MSG_ReadFloat();
1423 f->eye[2] = MSG_ReadFloat();
1424 EntityFrame_AckFrame(d, number);
1425 EntityFrame_FetchFrame(d, number, delta);
1426 old = delta->entitydata;
1427 oldend = old + delta->numentities;
1428 // read entities until we hit the magic 0xFFFF end tag
1429 while ((number = (unsigned short) MSG_ReadShort()) != 0xFFFF && !msg_badread)
1432 Host_Error("EntityFrame_Read: read error");
1433 removed = number & 0x8000;
1435 if (number >= MAX_EDICTS)
1436 Host_Error("EntityFrame_Read: number (%i) >= MAX_EDICTS (%i)", number, MAX_EDICTS);
1438 // seek to entity, while copying any skipped entities (assume unchanged)
1439 while (old < oldend && old->number < number)
1441 if (f->numentities >= MAX_ENTITY_DATABASE)
1442 Host_Error("EntityFrame_Read: entity list too big");
1443 f->entitydata[f->numentities] = *old++;
1444 f->entitydata[f->numentities++].time = cl.mtime[0];
1448 if (old < oldend && old->number == number)
1451 Con_Printf("EntityFrame_Read: REMOVE on unused entity %i\n", number);
1455 if (f->numentities >= MAX_ENTITY_DATABASE)
1456 Host_Error("EntityFrame_Read: entity list too big");
1458 // reserve this slot
1459 e = f->entitydata + f->numentities++;
1461 if (old < oldend && old->number == number)
1463 // delta from old entity
1468 // delta from defaults
1472 if (cl.num_entities <= number)
1474 cl.num_entities = number + 1;
1475 if (number >= cl.max_entities)
1476 CL_ExpandEntities(number);
1478 cl.entities_active[number] = true;
1480 e->time = cl.mtime[0];
1482 EntityState_ReadFields(e, EntityState_ReadExtendBits());
1485 while (old < oldend)
1487 if (f->numentities >= MAX_ENTITY_DATABASE)
1488 Host_Error("EntityFrame_Read: entity list too big");
1489 f->entitydata[f->numentities] = *old++;
1490 f->entitydata[f->numentities++].time = cl.mtime[0];
1492 EntityFrame_AddFrame(d, f->eye, f->framenum, f->numentities, f->entitydata);
1494 memset(cl.entities_active, 0, cl.num_entities * sizeof(unsigned char));
1496 for (i = 0;i < f->numentities;i++)
1498 for (;number < f->entitydata[i].number && number < cl.num_entities;number++)
1500 if (cl.entities_active[number])
1502 cl.entities_active[number] = false;
1503 cl.entities[number].state_current.active = false;
1506 if (number >= cl.num_entities)
1508 // update the entity
1509 ent = &cl.entities[number];
1510 ent->state_previous = ent->state_current;
1511 ent->state_current = f->entitydata[i];
1512 CL_MoveLerpEntityStates(ent);
1513 // the entity lives again...
1514 cl.entities_active[number] = true;
1517 for (;number < cl.num_entities;number++)
1519 if (cl.entities_active[number])
1521 cl.entities_active[number] = false;
1522 cl.entities[number].state_current.active = false;
1528 // (client) returns the frame number of the most recent frame recieved
1529 int EntityFrame_MostRecentlyRecievedFrameNum(entityframe_database_t *d)
1532 return d->frames[d->numframes - 1].framenum;
1542 entity_state_t *EntityFrame4_GetReferenceEntity(entityframe4_database_t *d, int number)
1544 if (d->maxreferenceentities <= number)
1546 int oldmax = d->maxreferenceentities;
1547 entity_state_t *oldentity = d->referenceentity;
1548 d->maxreferenceentities = (number + 15) & ~7;
1549 d->referenceentity = (entity_state_t *)Mem_Alloc(d->mempool, d->maxreferenceentities * sizeof(*d->referenceentity));
1552 memcpy(d->referenceentity, oldentity, oldmax * sizeof(*d->referenceentity));
1553 Mem_Free(oldentity);
1555 // clear the newly created entities
1556 for (;oldmax < d->maxreferenceentities;oldmax++)
1558 d->referenceentity[oldmax] = defaultstate;
1559 d->referenceentity[oldmax].number = oldmax;
1562 return d->referenceentity + number;
1565 void EntityFrame4_AddCommitEntity(entityframe4_database_t *d, const entity_state_t *s)
1567 // resize commit's entity list if full
1568 if (d->currentcommit->maxentities <= d->currentcommit->numentities)
1570 entity_state_t *oldentity = d->currentcommit->entity;
1571 d->currentcommit->maxentities += 8;
1572 d->currentcommit->entity = (entity_state_t *)Mem_Alloc(d->mempool, d->currentcommit->maxentities * sizeof(*d->currentcommit->entity));
1575 memcpy(d->currentcommit->entity, oldentity, d->currentcommit->numentities * sizeof(*d->currentcommit->entity));
1576 Mem_Free(oldentity);
1579 d->currentcommit->entity[d->currentcommit->numentities++] = *s;
1582 entityframe4_database_t *EntityFrame4_AllocDatabase(mempool_t *pool)
1584 entityframe4_database_t *d;
1585 d = (entityframe4_database_t *)Mem_Alloc(pool, sizeof(*d));
1587 EntityFrame4_ResetDatabase(d);
1591 void EntityFrame4_FreeDatabase(entityframe4_database_t *d)
1594 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1595 if (d->commit[i].entity)
1596 Mem_Free(d->commit[i].entity);
1597 if (d->referenceentity)
1598 Mem_Free(d->referenceentity);
1602 void EntityFrame4_ResetDatabase(entityframe4_database_t *d)
1605 d->referenceframenum = -1;
1606 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1607 d->commit[i].numentities = 0;
1608 for (i = 0;i < d->maxreferenceentities;i++)
1609 d->referenceentity[i] = defaultstate;
1612 int EntityFrame4_AckFrame(entityframe4_database_t *d, int framenum, int servermode)
1615 entity_database4_commit_t *commit;
1618 // reset reference, but leave commits alone
1619 d->referenceframenum = -1;
1620 for (i = 0;i < d->maxreferenceentities;i++)
1621 d->referenceentity[i] = defaultstate;
1622 // if this is the server, remove commits
1623 for (i = 0, commit = d->commit;i < MAX_ENTITY_HISTORY;i++, commit++)
1624 commit->numentities = 0;
1627 else if (d->referenceframenum == framenum)
1632 for (i = 0, commit = d->commit;i < MAX_ENTITY_HISTORY;i++, commit++)
1634 if (commit->numentities && commit->framenum <= framenum)
1636 if (commit->framenum == framenum)
1639 d->referenceframenum = framenum;
1640 if (developer_networkentities.integer >= 3)
1642 for (j = 0;j < commit->numentities;j++)
1644 entity_state_t *s = EntityFrame4_GetReferenceEntity(d, commit->entity[j].number);
1645 if (commit->entity[j].active != s->active)
1647 if (commit->entity[j].active)
1648 Con_Printf("commit entity %i has become active (modelindex %i)\n", commit->entity[j].number, commit->entity[j].modelindex);
1650 Con_Printf("commit entity %i has become inactive (modelindex %i)\n", commit->entity[j].number, commit->entity[j].modelindex);
1652 *s = commit->entity[j];
1656 for (j = 0;j < commit->numentities;j++)
1657 *EntityFrame4_GetReferenceEntity(d, commit->entity[j].number) = commit->entity[j];
1659 commit->numentities = 0;
1663 if (developer_networkentities.integer >= 1)
1665 Con_Printf("ack ref:%i database updated to: ref:%i commits:", framenum, d->referenceframenum);
1666 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1667 if (d->commit[i].numentities)
1668 Con_Printf(" %i", d->commit[i].framenum);
1674 void EntityFrame4_CL_ReadFrame(void)
1676 int i, n, cnumber, referenceframenum, framenum, enumber, done, stopnumber, skip = false;
1678 entityframe4_database_t *d;
1679 if (!cl.entitydatabase4)
1680 cl.entitydatabase4 = EntityFrame4_AllocDatabase(cls.levelmempool);
1681 d = cl.entitydatabase4;
1682 // read the number of the frame this refers to
1683 referenceframenum = MSG_ReadLong();
1684 // read the number of this frame
1685 for (i = 0;i < LATESTFRAMENUMS-1;i++)
1686 cl.latestframenums[i] = cl.latestframenums[i+1];
1687 cl.latestframenums[LATESTFRAMENUMS-1] = framenum = MSG_ReadLong();
1688 // read the start number
1689 enumber = (unsigned short) MSG_ReadShort();
1690 if (developer_networkentities.integer >= 10)
1692 Con_Printf("recv svc_entities num:%i ref:%i database: ref:%i commits:", framenum, referenceframenum, d->referenceframenum);
1693 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1694 if (d->commit[i].numentities)
1695 Con_Printf(" %i", d->commit[i].framenum);
1698 if (!EntityFrame4_AckFrame(d, referenceframenum, false))
1700 Con_Print("EntityFrame4_CL_ReadFrame: reference frame invalid (VERY BAD ERROR), this update will be skipped\n");
1703 d->currentcommit = NULL;
1704 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1706 if (!d->commit[i].numentities)
1708 d->currentcommit = d->commit + i;
1709 d->currentcommit->framenum = framenum;
1710 d->currentcommit->numentities = 0;
1713 if (d->currentcommit == NULL)
1715 Con_Printf("EntityFrame4_CL_ReadFrame: error while decoding frame %i: database full, reading but not storing this update\n", framenum);
1719 while (!done && !msg_badread)
1721 // read the number of the modified entity
1722 // (gaps will be copied unmodified)
1723 n = (unsigned short)MSG_ReadShort();
1726 // no more entities in this update, but we still need to copy the
1727 // rest of the reference entities (final gap)
1729 // read end of range number, then process normally
1730 n = (unsigned short)MSG_ReadShort();
1732 // high bit means it's a remove message
1733 cnumber = n & 0x7FFF;
1734 // if this is a live entity we may need to expand the array
1735 if (cl.num_entities <= cnumber && !(n & 0x8000))
1737 cl.num_entities = cnumber + 1;
1738 if (cnumber >= cl.max_entities)
1739 CL_ExpandEntities(cnumber);
1741 // add one (the changed one) if not done
1742 stopnumber = cnumber + !done;
1743 // process entities in range from the last one to the changed one
1744 for (;enumber < stopnumber;enumber++)
1746 if (skip || enumber >= cl.num_entities)
1748 if (enumber == cnumber && (n & 0x8000) == 0)
1750 entity_state_t tempstate;
1751 EntityState_ReadFields(&tempstate, EntityState_ReadExtendBits());
1755 // slide the current into the previous slot
1756 cl.entities[enumber].state_previous = cl.entities[enumber].state_current;
1757 // copy a new current from reference database
1758 cl.entities[enumber].state_current = *EntityFrame4_GetReferenceEntity(d, enumber);
1759 s = &cl.entities[enumber].state_current;
1760 // if this is the one to modify, read more data...
1761 if (enumber == cnumber)
1766 if (developer_networkentities.integer >= 2)
1767 Con_Printf("entity %i: remove\n", enumber);
1773 if (developer_networkentities.integer >= 2)
1774 Con_Printf("entity %i: update\n", enumber);
1776 EntityState_ReadFields(s, EntityState_ReadExtendBits());
1779 else if (developer_networkentities.integer >= 4)
1780 Con_Printf("entity %i: copy\n", enumber);
1781 // set the cl.entities_active flag
1782 cl.entities_active[enumber] = s->active;
1783 // set the update time
1784 s->time = cl.mtime[0];
1785 // fix the number (it gets wiped occasionally by copying from defaultstate)
1786 s->number = enumber;
1787 // check if we need to update the lerp stuff
1789 CL_MoveLerpEntityStates(&cl.entities[enumber]);
1790 // add this to the commit entry whether it is modified or not
1791 if (d->currentcommit)
1792 EntityFrame4_AddCommitEntity(d, &cl.entities[enumber].state_current);
1793 // print extra messages if desired
1794 if (developer_networkentities.integer >= 2 && cl.entities[enumber].state_current.active != cl.entities[enumber].state_previous.active)
1796 if (cl.entities[enumber].state_current.active)
1797 Con_Printf("entity #%i has become active\n", enumber);
1798 else if (cl.entities[enumber].state_previous.active)
1799 Con_Printf("entity #%i has become inactive\n", enumber);
1803 d->currentcommit = NULL;
1805 EntityFrame4_ResetDatabase(d);
1808 void EntityFrame4_WriteFrame(sizebuf_t *msg, int maxsize, entityframe4_database_t *d, int numstates, const entity_state_t *states)
1810 const entity_state_t *e, *s;
1811 entity_state_t inactiveentitystate;
1812 int i, n, startnumber;
1814 unsigned char data[128];
1817 // if there isn't enough space to accomplish anything, skip it
1818 if (msg->cursize + 24 > maxsize)
1821 // prepare the buffer
1822 memset(&buf, 0, sizeof(buf));
1824 buf.maxsize = sizeof(data);
1826 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1827 if (!d->commit[i].numentities)
1829 // if commit buffer full, just don't bother writing an update this frame
1830 if (i == MAX_ENTITY_HISTORY)
1832 d->currentcommit = d->commit + i;
1834 // this state's number gets played around with later
1835 inactiveentitystate = defaultstate;
1837 d->currentcommit->numentities = 0;
1838 d->currentcommit->framenum = ++d->latestframenumber;
1839 MSG_WriteByte(msg, svc_entities);
1840 MSG_WriteLong(msg, d->referenceframenum);
1841 MSG_WriteLong(msg, d->currentcommit->framenum);
1842 if (developer_networkentities.integer >= 10)
1844 Con_Printf("send svc_entities num:%i ref:%i (database: ref:%i commits:", d->currentcommit->framenum, d->referenceframenum, d->referenceframenum);
1845 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1846 if (d->commit[i].numentities)
1847 Con_Printf(" %i", d->commit[i].framenum);
1850 if (d->currententitynumber >= prog->max_edicts)
1853 startnumber = bound(1, d->currententitynumber, prog->max_edicts - 1);
1854 MSG_WriteShort(msg, startnumber);
1855 // reset currententitynumber so if the loop does not break it we will
1856 // start at beginning next frame (if it does break, it will set it)
1857 d->currententitynumber = 1;
1858 for (i = 0, n = startnumber;n < prog->max_edicts;n++)
1860 val = PRVM_EDICTFIELDVALUE((&prog->edicts[n]), prog->fieldoffsets.SendEntity);
1861 if(val && val->function)
1863 // find the old state to delta from
1864 e = EntityFrame4_GetReferenceEntity(d, n);
1865 // prepare the buffer
1867 // entity exists, build an update (if empty there is no change)
1868 // find the state in the list
1869 for (;i < numstates && states[i].number < n;i++);
1875 EntityState_WriteUpdate(s, &buf, e);
1879 inactiveentitystate.number = n;
1880 s = &inactiveentitystate;
1883 // entity used to exist but doesn't anymore, send remove
1884 MSG_WriteShort(&buf, n | 0x8000);
1887 // if the commit is full, we're done this frame
1888 if (msg->cursize + buf.cursize > maxsize - 4)
1890 // next frame we will continue where we left off
1893 // add the entity to the commit
1894 EntityFrame4_AddCommitEntity(d, s);
1895 // if the message is empty, skip out now
1898 // write the message to the packet
1899 SZ_Write(msg, buf.data, buf.cursize);
1902 d->currententitynumber = n;
1904 // remove world message (invalid, and thus a good terminator)
1905 MSG_WriteShort(msg, 0x8000);
1906 // write the number of the end entity
1907 MSG_WriteShort(msg, d->currententitynumber);
1909 d->currentcommit = NULL;
1915 entityframe5_database_t *EntityFrame5_AllocDatabase(mempool_t *pool)
1918 entityframe5_database_t *d;
1919 d = (entityframe5_database_t *)Mem_Alloc(pool, sizeof(*d));
1920 d->latestframenum = 0;
1921 for (i = 0;i < d->maxedicts;i++)
1922 d->states[i] = defaultstate;
1926 void EntityFrame5_FreeDatabase(entityframe5_database_t *d)
1928 // all the [maxedicts] memory is allocated at once, so there's only one
1931 Mem_Free(d->deltabits);
1935 static void EntityFrame5_ExpandEdicts(entityframe5_database_t *d, int newmax)
1937 if (d->maxedicts < newmax)
1939 unsigned char *data;
1940 int oldmaxedicts = d->maxedicts;
1941 int *olddeltabits = d->deltabits;
1942 unsigned char *oldpriorities = d->priorities;
1943 int *oldupdateframenum = d->updateframenum;
1944 entity_state_t *oldstates = d->states;
1945 unsigned char *oldvisiblebits = d->visiblebits;
1946 d->maxedicts = newmax;
1947 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));
1948 d->deltabits = (int *)data;data += d->maxedicts * sizeof(int);
1949 d->priorities = (unsigned char *)data;data += d->maxedicts * sizeof(unsigned char);
1950 d->updateframenum = (int *)data;data += d->maxedicts * sizeof(int);
1951 d->states = (entity_state_t *)data;data += d->maxedicts * sizeof(entity_state_t);
1952 d->visiblebits = (unsigned char *)data;data += (d->maxedicts+7)/8 * sizeof(unsigned char);
1955 memcpy(d->deltabits, olddeltabits, oldmaxedicts * sizeof(int));
1956 memcpy(d->priorities, oldpriorities, oldmaxedicts * sizeof(unsigned char));
1957 memcpy(d->updateframenum, oldupdateframenum, oldmaxedicts * sizeof(int));
1958 memcpy(d->states, oldstates, oldmaxedicts * sizeof(entity_state_t));
1959 memcpy(d->visiblebits, oldvisiblebits, (oldmaxedicts+7)/8 * sizeof(unsigned char));
1960 // the previous buffers were a single allocation, so just one free
1961 Mem_Free(olddeltabits);
1966 static int EntityState5_Priority(entityframe5_database_t *d, int stateindex)
1968 int limit, priority;
1970 // if it is the player, update urgently
1971 if (stateindex == d->viewentnum)
1972 return ENTITYFRAME5_PRIORITYLEVELS - 1;
1973 // priority increases each frame no matter what happens
1974 priority = d->priorities[stateindex] + 1;
1975 // players get an extra priority boost
1976 if (stateindex <= svs.maxclients)
1978 // remove dead entities very quickly because they are just 2 bytes
1979 if (!d->states[stateindex].active)
1982 return bound(1, priority, ENTITYFRAME5_PRIORITYLEVELS - 1);
1984 // certain changes are more noticable than others
1985 if (d->deltabits[stateindex] & (E5_FULLUPDATE | E5_ATTACHMENT | E5_MODEL | E5_FLAGS | E5_COLORMAP))
1987 // find the root entity this one is attached to, and judge relevance by it
1988 for (limit = 0;limit < 256;limit++)
1990 s = d->states + stateindex;
1991 if (s->flags & RENDER_VIEWMODEL)
1992 stateindex = d->viewentnum;
1993 else if (s->tagentity)
1994 stateindex = s->tagentity;
1997 if (d->maxedicts < stateindex)
1998 EntityFrame5_ExpandEdicts(d, (stateindex+256)&~255);
2001 Con_DPrintf("Protocol: Runaway loop recursing tagentity links on entity %i\n", stateindex);
2002 // now that we have the parent entity we can make some decisions based on
2003 // distance from the player
2004 if (VectorDistance(d->states[d->viewentnum].netcenter, s->netcenter) < 1024.0f)
2006 return bound(1, priority, ENTITYFRAME5_PRIORITYLEVELS - 1);
2009 void EntityState5_WriteUpdate(int number, const entity_state_t *s, int changedbits, sizebuf_t *msg)
2011 unsigned int bits = 0;
2012 ENTITYSIZEPROFILING_START(msg, s->number);
2015 val = PRVM_EDICTFIELDVALUE((&prog->edicts[s->number]), prog->fieldoffsets.SendEntity);
2016 if(val && val->function)
2020 MSG_WriteShort(msg, number | 0x8000);
2024 if ((bits & E5_ORIGIN) && ((s->flags & RENDER_EXTERIORMODEL) || 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))
2025 bits |= E5_ORIGIN32;
2028 // (int)(f * 8 - 0.5) >= -32768
2029 // (f * 8 - 0.5) > -32769
2032 // (int)(f * 8 + 0.5) <= 32767
2033 // (f * 8 + 0.5) < 32768
2034 // f * 8 + 0.5) < 4095.9375
2035 if ((bits & E5_ANGLES) && !(s->flags & RENDER_LOWPRECISION))
2036 bits |= E5_ANGLES16;
2037 if ((bits & E5_MODEL) && s->modelindex >= 256)
2039 if ((bits & E5_FRAME) && s->frame >= 256)
2041 if (bits & E5_EFFECTS)
2043 if (s->effects & 0xFFFF0000)
2044 bits |= E5_EFFECTS32;
2045 else if (s->effects & 0xFFFFFF00)
2046 bits |= E5_EFFECTS16;
2052 if (bits >= 16777216)
2054 MSG_WriteShort(msg, number);
2055 MSG_WriteByte(msg, bits & 0xFF);
2056 if (bits & E5_EXTEND1)
2057 MSG_WriteByte(msg, (bits >> 8) & 0xFF);
2058 if (bits & E5_EXTEND2)
2059 MSG_WriteByte(msg, (bits >> 16) & 0xFF);
2060 if (bits & E5_EXTEND3)
2061 MSG_WriteByte(msg, (bits >> 24) & 0xFF);
2062 if (bits & E5_FLAGS)
2063 MSG_WriteByte(msg, s->flags);
2064 if (bits & E5_ORIGIN)
2066 if (bits & E5_ORIGIN32)
2068 MSG_WriteCoord32f(msg, s->origin[0]);
2069 MSG_WriteCoord32f(msg, s->origin[1]);
2070 MSG_WriteCoord32f(msg, s->origin[2]);
2074 MSG_WriteCoord13i(msg, s->origin[0]);
2075 MSG_WriteCoord13i(msg, s->origin[1]);
2076 MSG_WriteCoord13i(msg, s->origin[2]);
2079 if (bits & E5_ANGLES)
2081 if (bits & E5_ANGLES16)
2083 MSG_WriteAngle16i(msg, s->angles[0]);
2084 MSG_WriteAngle16i(msg, s->angles[1]);
2085 MSG_WriteAngle16i(msg, s->angles[2]);
2089 MSG_WriteAngle8i(msg, s->angles[0]);
2090 MSG_WriteAngle8i(msg, s->angles[1]);
2091 MSG_WriteAngle8i(msg, s->angles[2]);
2094 if (bits & E5_MODEL)
2096 if (bits & E5_MODEL16)
2097 MSG_WriteShort(msg, s->modelindex);
2099 MSG_WriteByte(msg, s->modelindex);
2101 if (bits & E5_FRAME)
2103 if (bits & E5_FRAME16)
2104 MSG_WriteShort(msg, s->frame);
2106 MSG_WriteByte(msg, s->frame);
2109 MSG_WriteByte(msg, s->skin);
2110 if (bits & E5_EFFECTS)
2112 if (bits & E5_EFFECTS32)
2113 MSG_WriteLong(msg, s->effects);
2114 else if (bits & E5_EFFECTS16)
2115 MSG_WriteShort(msg, s->effects);
2117 MSG_WriteByte(msg, s->effects);
2119 if (bits & E5_ALPHA)
2120 MSG_WriteByte(msg, s->alpha);
2121 if (bits & E5_SCALE)
2122 MSG_WriteByte(msg, s->scale);
2123 if (bits & E5_COLORMAP)
2124 MSG_WriteByte(msg, s->colormap);
2125 if (bits & E5_ATTACHMENT)
2127 MSG_WriteShort(msg, s->tagentity);
2128 MSG_WriteByte(msg, s->tagindex);
2130 if (bits & E5_LIGHT)
2132 MSG_WriteShort(msg, s->light[0]);
2133 MSG_WriteShort(msg, s->light[1]);
2134 MSG_WriteShort(msg, s->light[2]);
2135 MSG_WriteShort(msg, s->light[3]);
2136 MSG_WriteByte(msg, s->lightstyle);
2137 MSG_WriteByte(msg, s->lightpflags);
2141 MSG_WriteByte(msg, s->glowsize);
2142 MSG_WriteByte(msg, s->glowcolor);
2144 if (bits & E5_COLORMOD)
2146 MSG_WriteByte(msg, s->colormod[0]);
2147 MSG_WriteByte(msg, s->colormod[1]);
2148 MSG_WriteByte(msg, s->colormod[2]);
2152 ENTITYSIZEPROFILING_END(msg, s->number);
2155 static void EntityState5_ReadUpdate(entity_state_t *s, int number)
2158 bits = MSG_ReadByte();
2159 if (bits & E5_EXTEND1)
2161 bits |= MSG_ReadByte() << 8;
2162 if (bits & E5_EXTEND2)
2164 bits |= MSG_ReadByte() << 16;
2165 if (bits & E5_EXTEND3)
2166 bits |= MSG_ReadByte() << 24;
2169 if (bits & E5_FULLUPDATE)
2174 if (bits & E5_FLAGS)
2175 s->flags = MSG_ReadByte();
2176 if (bits & E5_ORIGIN)
2178 if (bits & E5_ORIGIN32)
2180 s->origin[0] = MSG_ReadCoord32f();
2181 s->origin[1] = MSG_ReadCoord32f();
2182 s->origin[2] = MSG_ReadCoord32f();
2186 s->origin[0] = MSG_ReadCoord13i();
2187 s->origin[1] = MSG_ReadCoord13i();
2188 s->origin[2] = MSG_ReadCoord13i();
2191 if (bits & E5_ANGLES)
2193 if (bits & E5_ANGLES16)
2195 s->angles[0] = MSG_ReadAngle16i();
2196 s->angles[1] = MSG_ReadAngle16i();
2197 s->angles[2] = MSG_ReadAngle16i();
2201 s->angles[0] = MSG_ReadAngle8i();
2202 s->angles[1] = MSG_ReadAngle8i();
2203 s->angles[2] = MSG_ReadAngle8i();
2206 if (bits & E5_MODEL)
2208 if (bits & E5_MODEL16)
2209 s->modelindex = (unsigned short) MSG_ReadShort();
2211 s->modelindex = MSG_ReadByte();
2213 if (bits & E5_FRAME)
2215 if (bits & E5_FRAME16)
2216 s->frame = (unsigned short) MSG_ReadShort();
2218 s->frame = MSG_ReadByte();
2221 s->skin = MSG_ReadByte();
2222 if (bits & E5_EFFECTS)
2224 if (bits & E5_EFFECTS32)
2225 s->effects = (unsigned int) MSG_ReadLong();
2226 else if (bits & E5_EFFECTS16)
2227 s->effects = (unsigned short) MSG_ReadShort();
2229 s->effects = MSG_ReadByte();
2231 if (bits & E5_ALPHA)
2232 s->alpha = MSG_ReadByte();
2233 if (bits & E5_SCALE)
2234 s->scale = MSG_ReadByte();
2235 if (bits & E5_COLORMAP)
2236 s->colormap = MSG_ReadByte();
2237 if (bits & E5_ATTACHMENT)
2239 s->tagentity = (unsigned short) MSG_ReadShort();
2240 s->tagindex = MSG_ReadByte();
2242 if (bits & E5_LIGHT)
2244 s->light[0] = (unsigned short) MSG_ReadShort();
2245 s->light[1] = (unsigned short) MSG_ReadShort();
2246 s->light[2] = (unsigned short) MSG_ReadShort();
2247 s->light[3] = (unsigned short) MSG_ReadShort();
2248 s->lightstyle = MSG_ReadByte();
2249 s->lightpflags = MSG_ReadByte();
2253 s->glowsize = MSG_ReadByte();
2254 s->glowcolor = MSG_ReadByte();
2256 if (bits & E5_COLORMOD)
2258 s->colormod[0] = MSG_ReadByte();
2259 s->colormod[1] = MSG_ReadByte();
2260 s->colormod[2] = MSG_ReadByte();
2264 if (developer_networkentities.integer >= 2)
2266 Con_Printf("ReadFields e%i", number);
2268 if (bits & E5_ORIGIN)
2269 Con_Printf(" E5_ORIGIN %f %f %f", s->origin[0], s->origin[1], s->origin[2]);
2270 if (bits & E5_ANGLES)
2271 Con_Printf(" E5_ANGLES %f %f %f", s->angles[0], s->angles[1], s->angles[2]);
2272 if (bits & E5_MODEL)
2273 Con_Printf(" E5_MODEL %i", s->modelindex);
2274 if (bits & E5_FRAME)
2275 Con_Printf(" E5_FRAME %i", s->frame);
2277 Con_Printf(" E5_SKIN %i", s->skin);
2278 if (bits & E5_EFFECTS)
2279 Con_Printf(" E5_EFFECTS %i", s->effects);
2280 if (bits & E5_FLAGS)
2282 Con_Printf(" E5_FLAGS %i (", s->flags);
2283 if (s->flags & RENDER_STEP)
2285 if (s->flags & RENDER_GLOWTRAIL)
2286 Con_Print(" GLOWTRAIL");
2287 if (s->flags & RENDER_VIEWMODEL)
2288 Con_Print(" VIEWMODEL");
2289 if (s->flags & RENDER_EXTERIORMODEL)
2290 Con_Print(" EXTERIORMODEL");
2291 if (s->flags & RENDER_LOWPRECISION)
2292 Con_Print(" LOWPRECISION");
2293 if (s->flags & RENDER_COLORMAPPED)
2294 Con_Print(" COLORMAPPED");
2295 if (s->flags & RENDER_SHADOW)
2296 Con_Print(" SHADOW");
2297 if (s->flags & RENDER_LIGHT)
2298 Con_Print(" LIGHT");
2299 if (s->flags & RENDER_NOSELFSHADOW)
2300 Con_Print(" NOSELFSHADOW");
2303 if (bits & E5_ALPHA)
2304 Con_Printf(" E5_ALPHA %f", s->alpha / 255.0f);
2305 if (bits & E5_SCALE)
2306 Con_Printf(" E5_SCALE %f", s->scale / 16.0f);
2307 if (bits & E5_COLORMAP)
2308 Con_Printf(" E5_COLORMAP %i", s->colormap);
2309 if (bits & E5_ATTACHMENT)
2310 Con_Printf(" E5_ATTACHMENT e%i:%i", s->tagentity, s->tagindex);
2311 if (bits & E5_LIGHT)
2312 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);
2314 Con_Printf(" E5_GLOW %i:%i", s->glowsize * 4, s->glowcolor);
2315 if (bits & E5_COLORMOD)
2316 Con_Printf(" E5_COLORMOD %f:%f:%f", s->colormod[0] / 32.0f, s->colormod[1] / 32.0f, s->colormod[2] / 32.0f);
2321 static int EntityState5_DeltaBits(const entity_state_t *o, const entity_state_t *n)
2323 unsigned int bits = 0;
2327 bits |= E5_FULLUPDATE;
2328 if (!VectorCompare(o->origin, n->origin))
2330 if (!VectorCompare(o->angles, n->angles))
2332 if (o->modelindex != n->modelindex)
2334 if (o->frame != n->frame)
2336 if (o->skin != n->skin)
2338 if (o->effects != n->effects)
2340 if (o->flags != n->flags)
2342 if (o->alpha != n->alpha)
2344 if (o->scale != n->scale)
2346 if (o->colormap != n->colormap)
2347 bits |= E5_COLORMAP;
2348 if (o->tagentity != n->tagentity || o->tagindex != n->tagindex)
2349 bits |= E5_ATTACHMENT;
2350 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)
2352 if (o->glowsize != n->glowsize || o->glowcolor != n->glowcolor)
2354 if (o->colormod[0] != n->colormod[0] || o->colormod[1] != n->colormod[1] || o->colormod[2] != n->colormod[2])
2355 bits |= E5_COLORMOD;
2359 bits |= E5_FULLUPDATE;
2363 void EntityFrame5_CL_ReadFrame(void)
2368 // read the number of this frame to echo back in next input packet
2369 for (i = 0;i < LATESTFRAMENUMS-1;i++)
2370 cl.latestframenums[i] = cl.latestframenums[i+1];
2371 cl.latestframenums[LATESTFRAMENUMS-1] = MSG_ReadLong();
2372 if (developer_networkentities.integer >= 10)
2373 Con_Printf("recv: svc_entities %i\n", cl.latestframenums[LATESTFRAMENUMS-1]);
2374 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)
2375 cls.servermovesequence = MSG_ReadLong();
2376 // read entity numbers until we find a 0x8000
2377 // (which would be remove world entity, but is actually a terminator)
2378 while ((n = (unsigned short)MSG_ReadShort()) != 0x8000 && !msg_badread)
2380 // get the entity number
2381 enumber = n & 0x7FFF;
2382 // we may need to expand the array
2383 if (cl.num_entities <= enumber)
2385 cl.num_entities = enumber + 1;
2386 if (enumber >= cl.max_entities)
2387 CL_ExpandEntities(enumber);
2389 // look up the entity
2390 ent = cl.entities + enumber;
2391 // slide the current into the previous slot
2392 ent->state_previous = ent->state_current;
2394 s = &ent->state_current;
2403 EntityState5_ReadUpdate(s, enumber);
2405 // set the cl.entities_active flag
2406 cl.entities_active[enumber] = s->active;
2407 // set the update time
2408 s->time = cl.mtime[0];
2409 // fix the number (it gets wiped occasionally by copying from defaultstate)
2410 s->number = enumber;
2411 // check if we need to update the lerp stuff
2413 CL_MoveLerpEntityStates(&cl.entities[enumber]);
2414 // print extra messages if desired
2415 if (developer_networkentities.integer >= 2 && cl.entities[enumber].state_current.active != cl.entities[enumber].state_previous.active)
2417 if (cl.entities[enumber].state_current.active)
2418 Con_Printf("entity #%i has become active\n", enumber);
2419 else if (cl.entities[enumber].state_previous.active)
2420 Con_Printf("entity #%i has become inactive\n", enumber);
2425 void EntityFrame5_LostFrame(entityframe5_database_t *d, int framenum)
2427 int i, j, k, l, bits;
2428 entityframe5_changestate_t *s, *s2;
2429 entityframe5_packetlog_t *p, *p2;
2430 unsigned char statsdeltabits[(MAX_CL_STATS+7)/8];
2431 // scan for packets that were lost
2432 for (i = 0, p = d->packetlog;i < ENTITYFRAME5_MAXPACKETLOGS;i++, p++)
2434 if (p->packetnumber && p->packetnumber <= framenum)
2436 // packet was lost - merge deltabits into the main array so they
2437 // will be re-sent, but only if there is no newer update of that
2438 // bit in the logs (as those will arrive before this update)
2439 for (j = 0, s = p->states;j < p->numstates;j++, s++)
2441 // check for any newer updates to this entity and mask off any
2442 // overlapping bits (we don't need to send something again if
2443 // it has already been sent more recently)
2444 bits = s->bits & ~d->deltabits[s->number];
2445 for (k = 0, p2 = d->packetlog;k < ENTITYFRAME5_MAXPACKETLOGS && bits;k++, p2++)
2447 if (p2->packetnumber > framenum)
2449 for (l = 0, s2 = p2->states;l < p2->numstates;l++, s2++)
2451 if (s2->number == s->number)
2459 // if the bits haven't all been cleared, there were some bits
2460 // lost with this packet, so set them again now
2463 d->deltabits[s->number] |= bits;
2464 // if it was a very important update, set priority higher
2465 if (bits & (E5_FULLUPDATE | E5_ATTACHMENT | E5_MODEL | E5_COLORMAP))
2466 d->priorities[s->number] = max(d->priorities[s->number], 4);
2468 d->priorities[s->number] = max(d->priorities[s->number], 1);
2472 for (j = 0;j < MAX_CL_STATS;j++)
2474 for (l = 0;l < (MAX_CL_STATS+7)/8;l++)
2475 statsdeltabits[l] = p->statsdeltabits[l] & ~host_client->statsdeltabits[l];
2476 for (k = 0, p2 = d->packetlog;k < ENTITYFRAME5_MAXPACKETLOGS;k++, p2++)
2477 if (p2->packetnumber > framenum)
2478 for (l = 0;l < (MAX_CL_STATS+7)/8;l++)
2479 statsdeltabits[l] = p->statsdeltabits[l] & ~p2->statsdeltabits[l];
2480 for (l = 0;l < (MAX_CL_STATS+7)/8;l++)
2481 host_client->statsdeltabits[l] |= statsdeltabits[l];
2483 // delete this packet log as it is now obsolete
2484 p->packetnumber = 0;
2489 void EntityFrame5_AckFrame(entityframe5_database_t *d, int framenum)
2492 // scan for packets made obsolete by this ack and delete them
2493 for (i = 0;i < ENTITYFRAME5_MAXPACKETLOGS;i++)
2494 if (d->packetlog[i].packetnumber <= framenum)
2495 d->packetlog[i].packetnumber = 0;
2498 void EntityFrame5_WriteFrame(sizebuf_t *msg, int maxsize, entityframe5_database_t *d, int numstates, const entity_state_t *states, int viewentnum, int movesequence)
2500 const entity_state_t *n;
2501 int i, num, l, framenum, packetlognumber, priority;
2503 unsigned char data[128];
2504 entityframe5_packetlog_t *packetlog;
2506 if (prog->max_edicts > d->maxedicts)
2507 EntityFrame5_ExpandEdicts(d, prog->max_edicts);
2509 framenum = d->latestframenum + 1;
2510 d->viewentnum = viewentnum;
2512 // if packet log is full, mark all frames as lost, this will cause
2513 // it to send the lost data again
2514 for (packetlognumber = 0;packetlognumber < ENTITYFRAME5_MAXPACKETLOGS;packetlognumber++)
2515 if (d->packetlog[packetlognumber].packetnumber == 0)
2517 if (packetlognumber == ENTITYFRAME5_MAXPACKETLOGS)
2519 Con_DPrintf("EntityFrame5_WriteFrame: packetlog overflow for a client, resetting\n");
2520 EntityFrame5_LostFrame(d, framenum);
2521 packetlognumber = 0;
2524 // prepare the buffer
2525 memset(&buf, 0, sizeof(buf));
2527 buf.maxsize = sizeof(data);
2529 // detect changes in states
2531 for (i = 0, n = states;i < numstates;i++, n++)
2533 // mark gaps in entity numbering as removed entities
2534 for (;num < n->number;num++)
2536 // if the entity used to exist, clear it
2537 if (CHECKPVSBIT(d->visiblebits, num))
2539 CLEARPVSBIT(d->visiblebits, num);
2540 d->deltabits[num] = E5_FULLUPDATE;
2541 d->priorities[num] = max(d->priorities[num], 8); // removal is cheap
2542 d->states[num] = defaultstate;
2543 d->states[num].number = num;
2546 // update the entity state data
2547 if (!CHECKPVSBIT(d->visiblebits, num))
2549 // entity just spawned in, don't let it completely hog priority
2550 // because of being ancient on the first frame
2551 d->updateframenum[num] = framenum;
2552 // initial priority is a bit high to make projectiles send on the
2553 // first frame, among other things
2554 d->priorities[num] = max(d->priorities[num], 4);
2556 SETPVSBIT(d->visiblebits, num);
2557 d->deltabits[num] |= EntityState5_DeltaBits(d->states + num, n);
2558 d->priorities[num] = max(d->priorities[num], 1);
2559 d->states[num] = *n;
2560 d->states[num].number = num;
2561 // advance to next entity so the next iteration doesn't immediately remove it
2564 // all remaining entities are dead
2565 for (;num < d->maxedicts;num++)
2567 if (CHECKPVSBIT(d->visiblebits, num))
2569 CLEARPVSBIT(d->visiblebits, num);
2570 d->deltabits[num] = E5_FULLUPDATE;
2571 d->priorities[num] = max(d->priorities[num], 8); // removal is cheap
2572 d->states[num] = defaultstate;
2573 d->states[num].number = num;
2577 // if there isn't at least enough room for an empty svc_entities,
2578 // don't bother trying...
2579 if (buf.cursize + 11 > buf.maxsize)
2582 // build lists of entities by priority level
2583 memset(d->prioritychaincounts, 0, sizeof(d->prioritychaincounts));
2585 for (num = 0;num < d->maxedicts;num++)
2587 if (d->priorities[num])
2589 if (d->deltabits[num])
2591 if (d->priorities[num] < (ENTITYFRAME5_PRIORITYLEVELS - 1))
2592 d->priorities[num] = EntityState5_Priority(d, num);
2594 priority = d->priorities[num];
2595 if (d->prioritychaincounts[priority] < ENTITYFRAME5_MAXSTATES)
2596 d->prioritychains[priority][d->prioritychaincounts[priority]++] = num;
2599 d->priorities[num] = 0;
2603 // add packetlog entry
2604 packetlog = d->packetlog + packetlognumber;
2605 packetlog->packetnumber = framenum;
2606 packetlog->numstates = 0;
2607 // write stat updates
2608 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)
2610 for (i = 0;i < MAX_CL_STATS && msg->cursize + 6 + 11 <= maxsize;i++)
2612 if (host_client->statsdeltabits[i>>3] & (1<<(i&7)))
2614 host_client->statsdeltabits[i>>3] &= ~(1<<(i&7));
2615 packetlog->statsdeltabits[i>>3] |= (1<<(i&7));
2616 if (host_client->stats[i] >= 0 && host_client->stats[i] < 256)
2618 MSG_WriteByte(msg, svc_updatestatubyte);
2619 MSG_WriteByte(msg, i);
2620 MSG_WriteByte(msg, host_client->stats[i]);
2624 MSG_WriteByte(msg, svc_updatestat);
2625 MSG_WriteByte(msg, i);
2626 MSG_WriteLong(msg, host_client->stats[i]);
2631 // write state updates
2632 if (developer_networkentities.integer >= 10)
2633 Con_Printf("send: svc_entities %i\n", framenum);
2634 d->latestframenum = framenum;
2635 MSG_WriteByte(msg, svc_entities);
2636 MSG_WriteLong(msg, framenum);
2637 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)
2638 MSG_WriteLong(msg, movesequence);
2639 for (priority = ENTITYFRAME5_PRIORITYLEVELS - 1;priority >= 0 && packetlog->numstates < ENTITYFRAME5_MAXSTATES;priority--)
2641 for (i = 0;i < d->prioritychaincounts[priority] && packetlog->numstates < ENTITYFRAME5_MAXSTATES;i++)
2643 num = d->prioritychains[priority][i];
2644 n = d->states + num;
2645 if (d->deltabits[num] & E5_FULLUPDATE)
2646 d->deltabits[num] = E5_FULLUPDATE | EntityState5_DeltaBits(&defaultstate, n);
2648 EntityState5_WriteUpdate(num, n, d->deltabits[num], &buf);
2649 // if the entity won't fit, try the next one
2650 if (msg->cursize + buf.cursize + 2 > maxsize)
2652 // write entity to the packet
2653 SZ_Write(msg, buf.data, buf.cursize);
2654 // mark age on entity for prioritization
2655 d->updateframenum[num] = framenum;
2656 // log entity so deltabits can be restored later if lost
2657 packetlog->states[packetlog->numstates].number = num;
2658 packetlog->states[packetlog->numstates].bits = d->deltabits[num];
2659 packetlog->numstates++;
2660 // clear deltabits and priority so it won't be sent again
2661 d->deltabits[num] = 0;
2662 d->priorities[num] = 0;
2665 MSG_WriteShort(msg, 0x8000);
2669 static void QW_TranslateEffects(entity_state_t *s, int qweffects)
2672 s->internaleffects = 0;
2673 if (qweffects & QW_EF_BRIGHTFIELD)
2674 s->effects |= EF_BRIGHTFIELD;
2675 if (qweffects & QW_EF_MUZZLEFLASH)
2676 s->effects |= EF_MUZZLEFLASH;
2677 if (qweffects & QW_EF_FLAG1)
2679 // mimic FTEQW's interpretation of EF_FLAG1 as EF_NODRAW on non-player entities
2680 if (s->number > cl.maxclients)
2681 s->effects |= EF_NODRAW;
2683 s->internaleffects |= INTEF_FLAG1QW;
2685 if (qweffects & QW_EF_FLAG2)
2687 // mimic FTEQW's interpretation of EF_FLAG2 as EF_ADDITIVE on non-player entities
2688 if (s->number > cl.maxclients)
2689 s->effects |= EF_ADDITIVE;
2691 s->internaleffects |= INTEF_FLAG2QW;
2693 if (qweffects & QW_EF_RED)
2695 if (qweffects & QW_EF_BLUE)
2696 s->effects |= EF_RED | EF_BLUE;
2698 s->effects |= EF_RED;
2700 else if (qweffects & QW_EF_BLUE)
2701 s->effects |= EF_BLUE;
2702 else if (qweffects & QW_EF_BRIGHTLIGHT)
2703 s->effects |= EF_BRIGHTLIGHT;
2704 else if (qweffects & QW_EF_DIMLIGHT)
2705 s->effects |= EF_DIMLIGHT;
2708 void EntityStateQW_ReadPlayerUpdate(void)
2710 int slot = MSG_ReadByte();
2711 int enumber = slot + 1;
2717 // look up the entity
2718 entity_t *ent = cl.entities + enumber;
2722 // slide the current state into the previous
2723 ent->state_previous = ent->state_current;
2726 s = &ent->state_current;
2729 s->number = enumber;
2730 s->colormap = enumber;
2731 playerflags = MSG_ReadShort();
2732 MSG_ReadVector(s->origin, cls.protocol);
2733 s->frame = MSG_ReadByte();
2735 VectorClear(viewangles);
2736 VectorClear(velocity);
2738 if (playerflags & QW_PF_MSEC)
2740 // time difference between last update this player sent to the server,
2741 // and last input we sent to the server (this packet is in response to
2742 // our input, so msec is how long ago the last update of this player
2743 // entity occurred, compared to our input being received)
2744 msec = MSG_ReadByte();
2748 if (playerflags & QW_PF_COMMAND)
2750 bits = MSG_ReadByte();
2751 if (bits & QW_CM_ANGLE1)
2752 viewangles[0] = MSG_ReadAngle16i(); // cmd->angles[0]
2753 if (bits & QW_CM_ANGLE2)
2754 viewangles[1] = MSG_ReadAngle16i(); // cmd->angles[1]
2755 if (bits & QW_CM_ANGLE3)
2756 viewangles[2] = MSG_ReadAngle16i(); // cmd->angles[2]
2757 if (bits & QW_CM_FORWARD)
2758 MSG_ReadShort(); // cmd->forwardmove
2759 if (bits & QW_CM_SIDE)
2760 MSG_ReadShort(); // cmd->sidemove
2761 if (bits & QW_CM_UP)
2762 MSG_ReadShort(); // cmd->upmove
2763 if (bits & QW_CM_BUTTONS)
2764 MSG_ReadByte(); // cmd->buttons
2765 if (bits & QW_CM_IMPULSE)
2766 MSG_ReadByte(); // cmd->impulse
2767 MSG_ReadByte(); // cmd->msec
2769 if (playerflags & QW_PF_VELOCITY1)
2770 velocity[0] = MSG_ReadShort();
2771 if (playerflags & QW_PF_VELOCITY2)
2772 velocity[1] = MSG_ReadShort();
2773 if (playerflags & QW_PF_VELOCITY3)
2774 velocity[2] = MSG_ReadShort();
2775 if (playerflags & QW_PF_MODEL)
2776 s->modelindex = MSG_ReadByte();
2778 s->modelindex = cl.qw_modelindex_player;
2779 if (playerflags & QW_PF_SKINNUM)
2780 s->skin = MSG_ReadByte();
2781 if (playerflags & QW_PF_EFFECTS)
2782 QW_TranslateEffects(s, MSG_ReadByte());
2783 if (playerflags & QW_PF_WEAPONFRAME)
2784 weaponframe = MSG_ReadByte();
2788 if (enumber == cl.playerentity)
2790 // if this is an update on our player, update the angles
2791 VectorCopy(cl.viewangles, viewangles);
2794 // calculate the entity angles from the viewangles
2795 s->angles[0] = viewangles[0] * -0.0333;
2796 s->angles[1] = viewangles[1];
2798 s->angles[2] = V_CalcRoll(s->angles, velocity)*4;
2800 // if this is an update on our player, update interpolation state
2801 if (enumber == cl.playerentity)
2803 VectorCopy (cl.mpunchangle[0], cl.mpunchangle[1]);
2804 VectorCopy (cl.mpunchvector[0], cl.mpunchvector[1]);
2805 VectorCopy (cl.mvelocity[0], cl.mvelocity[1]);
2806 cl.mviewzoom[1] = cl.mviewzoom[0];
2809 cl.mpunchangle[0][0] = 0;
2810 cl.mpunchangle[0][1] = 0;
2811 cl.mpunchangle[0][2] = 0;
2812 cl.mpunchvector[0][0] = 0;
2813 cl.mpunchvector[0][1] = 0;
2814 cl.mpunchvector[0][2] = 0;
2815 cl.mvelocity[0][0] = 0;
2816 cl.mvelocity[0][1] = 0;
2817 cl.mvelocity[0][2] = 0;
2818 cl.mviewzoom[0] = 1;
2820 VectorCopy(velocity, cl.mvelocity[0]);
2821 cl.stats[STAT_WEAPONFRAME] = weaponframe;
2822 if (playerflags & QW_PF_GIB)
2823 cl.stats[STAT_VIEWHEIGHT] = 8;
2824 else if (playerflags & QW_PF_DEAD)
2825 cl.stats[STAT_VIEWHEIGHT] = -16;
2827 cl.stats[STAT_VIEWHEIGHT] = 22;
2830 // set the cl.entities_active flag
2831 cl.entities_active[enumber] = s->active;
2832 // set the update time
2833 s->time = cl.mtime[0] - msec * 0.001; // qw has no clock
2834 // check if we need to update the lerp stuff
2836 CL_MoveLerpEntityStates(&cl.entities[enumber]);
2839 static void EntityStateQW_ReadEntityUpdate(entity_state_t *s, int bits)
2843 s->number = bits & 511;
2845 if (bits & QW_U_MOREBITS)
2846 bits |= MSG_ReadByte();
2848 // store the QW_U_SOLID bit here?
2850 if (bits & QW_U_MODEL)
2851 s->modelindex = MSG_ReadByte();
2852 if (bits & QW_U_FRAME)
2853 s->frame = MSG_ReadByte();
2854 if (bits & QW_U_COLORMAP)
2855 s->colormap = MSG_ReadByte();
2856 if (bits & QW_U_SKIN)
2857 s->skin = MSG_ReadByte();
2858 if (bits & QW_U_EFFECTS)
2859 QW_TranslateEffects(s, qweffects = MSG_ReadByte());
2860 if (bits & QW_U_ORIGIN1)
2861 s->origin[0] = MSG_ReadCoord13i();
2862 if (bits & QW_U_ANGLE1)
2863 s->angles[0] = MSG_ReadAngle8i();
2864 if (bits & QW_U_ORIGIN2)
2865 s->origin[1] = MSG_ReadCoord13i();
2866 if (bits & QW_U_ANGLE2)
2867 s->angles[1] = MSG_ReadAngle8i();
2868 if (bits & QW_U_ORIGIN3)
2869 s->origin[2] = MSG_ReadCoord13i();
2870 if (bits & QW_U_ANGLE3)
2871 s->angles[2] = MSG_ReadAngle8i();
2873 if (developer_networkentities.integer >= 2)
2875 Con_Printf("ReadFields e%i", s->number);
2876 if (bits & QW_U_MODEL)
2877 Con_Printf(" U_MODEL %i", s->modelindex);
2878 if (bits & QW_U_FRAME)
2879 Con_Printf(" U_FRAME %i", s->frame);
2880 if (bits & QW_U_COLORMAP)
2881 Con_Printf(" U_COLORMAP %i", s->colormap);
2882 if (bits & QW_U_SKIN)
2883 Con_Printf(" U_SKIN %i", s->skin);
2884 if (bits & QW_U_EFFECTS)
2885 Con_Printf(" U_EFFECTS %i", qweffects);
2886 if (bits & QW_U_ORIGIN1)
2887 Con_Printf(" U_ORIGIN1 %f", s->origin[0]);
2888 if (bits & QW_U_ANGLE1)
2889 Con_Printf(" U_ANGLE1 %f", s->angles[0]);
2890 if (bits & QW_U_ORIGIN2)
2891 Con_Printf(" U_ORIGIN2 %f", s->origin[1]);
2892 if (bits & QW_U_ANGLE2)
2893 Con_Printf(" U_ANGLE2 %f", s->angles[1]);
2894 if (bits & QW_U_ORIGIN3)
2895 Con_Printf(" U_ORIGIN3 %f", s->origin[2]);
2896 if (bits & QW_U_ANGLE3)
2897 Con_Printf(" U_ANGLE3 %f", s->angles[2]);
2898 if (bits & QW_U_SOLID)
2899 Con_Printf(" U_SOLID");
2904 entityframeqw_database_t *EntityFrameQW_AllocDatabase(mempool_t *pool)
2906 entityframeqw_database_t *d;
2907 d = (entityframeqw_database_t *)Mem_Alloc(pool, sizeof(*d));
2911 void EntityFrameQW_FreeDatabase(entityframeqw_database_t *d)
2916 void EntityFrameQW_CL_ReadFrame(qboolean delta)
2918 qboolean invalid = false;
2919 int number, oldsnapindex, newsnapindex, oldindex, newindex, oldnum, newnum;
2921 entityframeqw_database_t *d;
2922 entityframeqw_snapshot_t *oldsnap, *newsnap;
2924 if (!cl.entitydatabaseqw)
2925 cl.entitydatabaseqw = EntityFrameQW_AllocDatabase(cls.levelmempool);
2926 d = cl.entitydatabaseqw;
2928 // there is no cls.netcon in demos, so this reading code can't access
2929 // cls.netcon-> at all... so cls.qw_incoming_sequence and
2930 // cls.qw_outgoing_sequence are updated every time the corresponding
2931 // cls.netcon->qw. variables are updated
2932 // read the number of this frame to echo back in next input packet
2933 cl.qw_validsequence = cls.qw_incoming_sequence;
2934 newsnapindex = cl.qw_validsequence & QW_UPDATE_MASK;
2935 newsnap = d->snapshot + newsnapindex;
2936 memset(newsnap, 0, sizeof(*newsnap));
2941 number = MSG_ReadByte();
2942 oldsnapindex = cl.qw_deltasequence[newsnapindex];
2943 if ((number & QW_UPDATE_MASK) != (oldsnapindex & QW_UPDATE_MASK))
2944 Con_DPrintf("WARNING: from mismatch\n");
2945 if (oldsnapindex != -1)
2947 if (cls.qw_outgoing_sequence - oldsnapindex >= QW_UPDATE_BACKUP-1)
2949 Con_DPrintf("delta update too old\n");
2950 newsnap->invalid = invalid = true; // too old
2953 oldsnap = d->snapshot + (oldsnapindex & QW_UPDATE_MASK);
2959 // if we can't decode this frame properly, report that to the server
2961 cl.qw_validsequence = 0;
2963 // read entity numbers until we find a 0x0000
2964 // (which would be an empty update on world entity, but is actually a terminator)
2965 newsnap->num_entities = 0;
2969 int word = (unsigned short)MSG_ReadShort();
2971 return; // just return, the main parser will print an error
2972 newnum = word == 0 ? 512 : (word & 511);
2973 oldnum = delta ? (oldindex >= oldsnap->num_entities ? 9999 : oldsnap->entities[oldindex].number) : 9999;
2975 // copy unmodified oldsnap entities
2976 while (newnum > oldnum) // delta only
2978 if (developer_networkentities.integer >= 2)
2979 Con_Printf("copy %i\n", oldnum);
2980 // copy one of the old entities
2981 if (newsnap->num_entities >= QW_MAX_PACKET_ENTITIES)
2982 Host_Error("EntityFrameQW_CL_ReadFrame: newsnap->num_entities == MAX_PACKETENTITIES");
2983 newsnap->entities[newsnap->num_entities] = oldsnap->entities[oldindex++];
2984 newsnap->num_entities++;
2985 oldnum = oldindex >= oldsnap->num_entities ? 9999 : oldsnap->entities[oldindex].number;
2991 if (developer_networkentities.integer >= 2)
2993 if (word & QW_U_REMOVE)
2994 Con_Printf("remove %i\n", newnum);
2995 else if (newnum == oldnum)
2996 Con_Printf("delta %i\n", newnum);
2998 Con_Printf("baseline %i\n", newnum);
3001 if (word & QW_U_REMOVE)
3003 if (newnum != oldnum && !delta && !invalid)
3005 cl.qw_validsequence = 0;
3006 Con_Printf("WARNING: U_REMOVE %i on full update\n", newnum);
3011 if (newsnap->num_entities >= QW_MAX_PACKET_ENTITIES)
3012 Host_Error("EntityFrameQW_CL_ReadFrame: newsnap->num_entities == MAX_PACKETENTITIES");
3013 newsnap->entities[newsnap->num_entities] = (newnum == oldnum) ? oldsnap->entities[oldindex] : cl.entities[newnum].state_baseline;
3014 EntityStateQW_ReadEntityUpdate(newsnap->entities + newsnap->num_entities, word);
3015 newsnap->num_entities++;
3018 if (newnum == oldnum)
3022 // expand cl.num_entities to include every entity we've seen this game
3023 newnum = newsnap->num_entities ? newsnap->entities[newsnap->num_entities - 1].number : 1;
3024 if (cl.num_entities <= newnum)
3026 cl.num_entities = newnum + 1;
3027 if (cl.max_entities < newnum + 1)
3028 CL_ExpandEntities(newnum);
3031 // now update the non-player entities from the snapshot states
3032 number = cl.maxclients + 1;
3033 for (newindex = 0;;newindex++)
3035 newnum = newindex >= newsnap->num_entities ? cl.num_entities : newsnap->entities[newindex].number;
3036 // kill any missing entities
3037 for (;number < newnum;number++)
3039 if (cl.entities_active[number])
3041 cl.entities_active[number] = false;
3042 cl.entities[number].state_current.active = false;
3045 if (number >= cl.num_entities)
3047 // update the entity
3048 ent = &cl.entities[number];
3049 ent->state_previous = ent->state_current;
3050 ent->state_current = newsnap->entities[newindex];
3051 ent->state_current.time = cl.mtime[0];
3052 CL_MoveLerpEntityStates(ent);
3053 // the entity lives again...
3054 cl.entities_active[number] = true;