3 #define ENTITYSIZEPROFILING_START(msg, num) \
4 int entityprofiling_startsize = msg->cursize
6 #define ENTITYSIZEPROFILING_END(msg, num) \
7 if(developer_networkentities.integer >= 2) \
9 prvm_edict_t *ed = prog->edicts + num; \
10 const char *cname = "(no classname)"; \
11 if(prog->fieldoffsets.classname >= 0) \
13 string_t handle = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.classname)->string; \
15 cname = PRVM_GetString(handle); \
17 Con_Printf("sent entity update of size %d for a %s\n", (msg->cursize - entityprofiling_startsize), cname); \
20 // this is 88 bytes (must match entity_state_t in protocol.h)
21 entity_state_t defaultstate =
23 // ! means this is not sent to client
24 0,//double time; // ! time this state was built (used on client for interpolation)
25 {0,0,0},//float netcenter[3]; // ! for network prioritization, this is the center of the bounding box (which may differ from the origin)
26 {0,0,0},//float origin[3];
27 {0,0,0},//float angles[3];
29 0,//unsigned int customizeentityforclient; // !
30 0,//unsigned short number; // entity number this state is for
31 0,//unsigned short modelindex;
32 0,//unsigned short frame;
33 0,//unsigned short tagentity;
34 0,//unsigned short specialvisibilityradius; // ! larger if it has effects/light
35 0,//unsigned short viewmodelforclient; // !
36 0,//unsigned short exteriormodelforclient; // ! not shown if first person viewing from this entity, shown in all other cases
37 0,//unsigned short nodrawtoclient; // !
38 0,//unsigned short drawonlytoclient; // !
39 {0,0,0,0},//unsigned short light[4]; // color*256 (0.00 to 255.996), and radius*1
40 ACTIVE_NOT,//unsigned char active; // true if a valid state
41 0,//unsigned char lightstyle;
42 0,//unsigned char lightpflags;
43 0,//unsigned char colormap;
44 0,//unsigned char skin; // also chooses cubemap for rtlights if lightpflags & LIGHTPFLAGS_FULLDYNAMIC
45 255,//unsigned char alpha;
46 16,//unsigned char scale;
47 0,//unsigned char glowsize;
48 254,//unsigned char glowcolor;
49 0,//unsigned char flags;
50 0,//unsigned char internaleffects; // INTEF_FLAG1QW and so on
51 0,//unsigned char tagindex;
52 {32, 32, 32},//unsigned char colormod[3];
53 {32, 32, 32},//unsigned char glowmod[3];
56 // LordHavoc: I own protocol ranges 96, 97, 3500-3599
58 struct protocolversioninfo_s
61 protocolversion_t version;
64 protocolversioninfo[] =
66 { 3504, PROTOCOL_DARKPLACES7 , "DP7"},
67 { 3503, PROTOCOL_DARKPLACES6 , "DP6"},
68 { 3502, PROTOCOL_DARKPLACES5 , "DP5"},
69 { 3501, PROTOCOL_DARKPLACES4 , "DP4"},
70 { 3500, PROTOCOL_DARKPLACES3 , "DP3"},
71 { 97, PROTOCOL_DARKPLACES2 , "DP2"},
72 { 96, PROTOCOL_DARKPLACES1 , "DP1"},
73 { 15, PROTOCOL_QUAKEDP , "QUAKEDP"},
74 { 15, PROTOCOL_QUAKE , "QUAKE"},
75 { 28, PROTOCOL_QUAKEWORLD , "QW"},
76 { 250, PROTOCOL_NEHAHRAMOVIE, "NEHAHRAMOVIE"},
77 {10000, PROTOCOL_NEHAHRABJP , "NEHAHRABJP"},
78 {10001, PROTOCOL_NEHAHRABJP2 , "NEHAHRABJP2"},
79 {10002, PROTOCOL_NEHAHRABJP3 , "NEHAHRABJP3"},
80 { 0, PROTOCOL_UNKNOWN , NULL}
83 protocolversion_t Protocol_EnumForName(const char *s)
86 for (i = 0;protocolversioninfo[i].name;i++)
87 if (!strcasecmp(s, protocolversioninfo[i].name))
88 return protocolversioninfo[i].version;
89 return PROTOCOL_UNKNOWN;
92 const char *Protocol_NameForEnum(protocolversion_t p)
95 for (i = 0;protocolversioninfo[i].name;i++)
96 if (protocolversioninfo[i].version == p)
97 return protocolversioninfo[i].name;
101 protocolversion_t Protocol_EnumForNumber(int n)
104 for (i = 0;protocolversioninfo[i].name;i++)
105 if (protocolversioninfo[i].number == n)
106 return protocolversioninfo[i].version;
107 return PROTOCOL_UNKNOWN;
110 int Protocol_NumberForEnum(protocolversion_t p)
113 for (i = 0;protocolversioninfo[i].name;i++)
114 if (protocolversioninfo[i].version == p)
115 return protocolversioninfo[p].number;
119 void Protocol_Names(char *buffer, size_t buffersize)
125 for (i = 0;protocolversioninfo[i].name;i++)
128 strlcat(buffer, " ", buffersize);
129 strlcat(buffer, protocolversioninfo[i].name, buffersize);
133 void EntityFrameQuake_ReadEntity(int bits)
139 if (bits & U_MOREBITS)
140 bits |= (MSG_ReadByte()<<8);
141 if ((bits & U_EXTEND1) && cls.protocol != PROTOCOL_NEHAHRAMOVIE)
143 bits |= MSG_ReadByte() << 16;
144 if (bits & U_EXTEND2)
145 bits |= MSG_ReadByte() << 24;
148 if (bits & U_LONGENTITY)
149 num = (unsigned short) MSG_ReadShort ();
151 num = MSG_ReadByte ();
153 if (num >= MAX_EDICTS)
154 Host_Error("EntityFrameQuake_ReadEntity: entity number (%i) >= MAX_EDICTS (%i)", num, MAX_EDICTS);
156 Host_Error("EntityFrameQuake_ReadEntity: invalid entity number (%i)", num);
158 if (cl.num_entities <= num)
160 cl.num_entities = num + 1;
161 if (num >= cl.max_entities)
162 CL_ExpandEntities(num);
165 ent = cl.entities + num;
167 // note: this inherits the 'active' state of the baseline chosen
168 // (state_baseline is always active, state_current may not be active if
169 // the entity was missing in the last frame)
171 s = ent->state_current;
174 s = ent->state_baseline;
175 s.active = ACTIVE_NETWORK;
178 cl.isquakeentity[num] = true;
179 if (cl.lastquakeentity < num)
180 cl.lastquakeentity = num;
182 s.time = cl.mtime[0];
186 if (cls.protocol == PROTOCOL_NEHAHRABJP || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3)
187 s.modelindex = (unsigned short) MSG_ReadShort();
189 s.modelindex = (s.modelindex & 0xFF00) | MSG_ReadByte();
191 if (bits & U_FRAME) s.frame = (s.frame & 0xFF00) | MSG_ReadByte();
192 if (bits & U_COLORMAP) s.colormap = MSG_ReadByte();
193 if (bits & U_SKIN) s.skin = MSG_ReadByte();
194 if (bits & U_EFFECTS) s.effects = (s.effects & 0xFF00) | MSG_ReadByte();
195 if (bits & U_ORIGIN1) s.origin[0] = MSG_ReadCoord(cls.protocol);
196 if (bits & U_ANGLE1) s.angles[0] = MSG_ReadAngle(cls.protocol);
197 if (bits & U_ORIGIN2) s.origin[1] = MSG_ReadCoord(cls.protocol);
198 if (bits & U_ANGLE2) s.angles[1] = MSG_ReadAngle(cls.protocol);
199 if (bits & U_ORIGIN3) s.origin[2] = MSG_ReadCoord(cls.protocol);
200 if (bits & U_ANGLE3) s.angles[2] = MSG_ReadAngle(cls.protocol);
201 if (bits & U_STEP) s.flags |= RENDER_STEP;
202 if (bits & U_ALPHA) s.alpha = MSG_ReadByte();
203 if (bits & U_SCALE) s.scale = MSG_ReadByte();
204 if (bits & U_EFFECTS2) s.effects = (s.effects & 0x00FF) | (MSG_ReadByte() << 8);
205 if (bits & U_GLOWSIZE) s.glowsize = MSG_ReadByte();
206 if (bits & U_GLOWCOLOR) s.glowcolor = MSG_ReadByte();
207 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));}
208 if (bits & U_GLOWTRAIL) s.flags |= RENDER_GLOWTRAIL;
209 if (bits & U_FRAME2) s.frame = (s.frame & 0x00FF) | (MSG_ReadByte() << 8);
210 if (bits & U_MODEL2) s.modelindex = (s.modelindex & 0x00FF) | (MSG_ReadByte() << 8);
211 if (bits & U_VIEWMODEL) s.flags |= RENDER_VIEWMODEL;
212 if (bits & U_EXTERIORMODEL) s.flags |= RENDER_EXTERIORMODEL;
214 // LordHavoc: to allow playback of the Nehahra movie
215 if (cls.protocol == PROTOCOL_NEHAHRAMOVIE && (bits & U_EXTEND1))
217 // LordHavoc: evil format
218 int i = (int)MSG_ReadFloat();
219 int j = (int)(MSG_ReadFloat() * 255.0f);
222 i = (int)MSG_ReadFloat();
224 s.effects |= EF_FULLBRIGHT;
228 else if (j == 0 || j >= 255)
234 ent->state_previous = ent->state_current;
235 ent->state_current = s;
236 if (ent->state_current.active == ACTIVE_NETWORK)
238 CL_MoveLerpEntityStates(ent);
239 cl.entities_active[ent->state_current.number] = true;
243 Host_Error("EntityFrameQuake_ReadEntity: read error");
246 void EntityFrameQuake_ISeeDeadEntities(void)
249 if (cl.lastquakeentity == 0)
251 lastentity = cl.lastquakeentity;
252 cl.lastquakeentity = 0;
253 for (num = 0;num <= lastentity;num++)
255 if (cl.isquakeentity[num])
257 if (cl.entities_active[num] && cl.entities[num].state_current.time == cl.mtime[0])
259 cl.isquakeentity[num] = true;
260 cl.lastquakeentity = num;
264 cl.isquakeentity[num] = false;
265 cl.entities_active[num] = ACTIVE_NOT;
266 cl.entities[num].state_current = defaultstate;
267 cl.entities[num].state_current.number = num;
273 // NOTE: this only works with DP5 protocol and upwards. For lower protocols
274 // (including QUAKE), no packet loss handling for CSQC is done, which makes
275 // CSQC basically useless.
276 // Always use the DP5 protocol, or a higher one, when using CSQC entities.
277 static void EntityFrameCSQC_LostAllFrames(client_t *client)
279 // mark ALL csqc entities as requiring a FULL resend!
280 // I know this is a bad workaround, but better than nothing.
285 if(prog->fieldoffsets.SendEntity < 0 || prog->fieldoffsets.Version < 0)
288 n = client->csqcnumedicts;
289 for(i = 0; i < n; ++i)
291 if(client->csqcentityglobalhistory[i])
293 ed = prog->edicts + i;
294 val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.SendEntity);
296 client->csqcentitysendflags[i] |= 0xFFFFFF; // FULL RESEND
297 else // if it was ever sent to that client as a CSQC entity
299 client->csqcentityscope[i] = 1; // REMOVE
300 client->csqcentitysendflags[i] |= 0xFFFFFF;
305 void EntityFrameCSQC_LostFrame(client_t *client, int framenum)
307 // marks a frame as lost
310 int ringfirst, ringlast;
311 static int recoversendflags[MAX_EDICTS];
312 csqcentityframedb_t *d;
314 n = client->csqcnumedicts;
316 // is our frame out of history?
317 ringfirst = client->csqcentityframehistory_next; // oldest entry
318 ringlast = (ringfirst + NUM_CSQCENTITYDB_FRAMES - 1) % NUM_CSQCENTITYDB_FRAMES; // most recently added entry
322 for(j = 0; j < NUM_CSQCENTITYDB_FRAMES; ++j)
324 d = &client->csqcentityframehistory[(ringfirst + j) % NUM_CSQCENTITYDB_FRAMES];
327 if(d->framenum == framenum)
329 else if(d->framenum < framenum)
332 if(j == NUM_CSQCENTITYDB_FRAMES)
334 if(valid) // got beaten, i.e. there is a frame < framenum
336 // a non-csqc frame got lost... great
341 // a too old frame got lost... sorry, cannot handle this
342 Con_DPrintf("CSQC entity DB: lost a frame too early to do any handling (resending ALL)...\n");
343 Con_DPrintf("Lost frame = %d\n", framenum);
344 Con_DPrintf("Entity DB = %d to %d\n", client->csqcentityframehistory[ringfirst].framenum, client->csqcentityframehistory[ringlast].framenum);
345 EntityFrameCSQC_LostAllFrames(client);
350 // so j is the frame that got lost
351 // ringlast is the frame that we have to go to
352 ringfirst = (ringfirst + j) % NUM_CSQCENTITYDB_FRAMES;
353 if(ringlast < ringfirst)
354 ringlast += NUM_CSQCENTITYDB_FRAMES;
356 memset(recoversendflags, 0, sizeof(recoversendflags));
358 for(j = ringfirst; j <= ringlast; ++j)
360 d = &client->csqcentityframehistory[j % NUM_CSQCENTITYDB_FRAMES];
365 else if(d->framenum < framenum)
367 // a frame in the past... should never happen
368 Con_Printf("CSQC entity DB encountered a frame from the past when recovering from PL...?\n");
370 else if(d->framenum == framenum)
372 // handling the actually lost frame now
373 for(i = 0; i < d->num; ++i)
375 int sf = d->sendflags[i];
376 int ent = d->entno[i];
378 recoversendflags[ent] |= -1; // all bits, including sign
380 recoversendflags[ent] |= sf;
385 // handling the frames that followed it now
386 for(i = 0; i < d->num; ++i)
388 int sf = d->sendflags[i];
389 int ent = d->entno[i];
392 recoversendflags[ent] = 0; // no need to update, we got a more recent remove (and will fix it THEN)
393 break; // no flags left to remove...
396 recoversendflags[ent] &= ~sf; // no need to update these bits, we already got them later
401 for(i = 0; i < client->csqcnumedicts; ++i)
403 if(recoversendflags[i] < 0)
405 // a remove got lost, then either send a remove or - if it was
406 // recreated later - a FULL update to make totally sure
407 client->csqcentityscope[i] = 1;
408 client->csqcentitysendflags[i] = 0xFFFFFF;
411 client->csqcentitysendflags[i] |= recoversendflags[i];
414 static int EntityFrameCSQC_AllocFrame(client_t *client, int framenum)
416 int ringfirst = client->csqcentityframehistory_next; // oldest entry
417 client->csqcentityframehistory_next += 1;
418 client->csqcentityframehistory_next %= NUM_CSQCENTITYDB_FRAMES;
419 client->csqcentityframehistory[ringfirst].framenum = framenum;
420 client->csqcentityframehistory[ringfirst].num = 0;
423 static void EntityFrameCSQC_DeallocFrame(client_t *client, int framenum)
425 int ringfirst = client->csqcentityframehistory_next; // oldest entry
426 int ringlast = (ringfirst + NUM_CSQCENTITYDB_FRAMES - 1) % NUM_CSQCENTITYDB_FRAMES; // most recently added entry
427 if(framenum == client->csqcentityframehistory[ringlast].framenum)
429 client->csqcentityframehistory[ringlast].framenum = -1;
430 client->csqcentityframehistory[ringlast].num = 0;
431 client->csqcentityframehistory_next = ringlast;
434 Con_Printf("Trying to dealloc the wrong entity frame\n");
437 //[515]: we use only one array per-client for SendEntity feature
438 // TODO: add some handling for entity send priorities, to better deal with huge
439 // amounts of csqc networked entities
440 qboolean EntityFrameCSQC_WriteFrame (sizebuf_t *msg, int maxsize, int numnumbers, const unsigned short *numbers, int framenum)
442 int num, number, end, sendflags;
443 qboolean sectionstarted = false;
444 const unsigned short *n;
447 client_t *client = svs.clients + sv.writeentitiestoclient_clientnumber;
448 int dbframe = EntityFrameCSQC_AllocFrame(client, framenum);
449 csqcentityframedb_t *db = &client->csqcentityframehistory[dbframe];
451 maxsize -= 24; // always fit in an empty svc_entities message (for packet loss detection!)
453 // if this server progs is not CSQC-aware, return early
454 if(prog->fieldoffsets.SendEntity < 0 || prog->fieldoffsets.Version < 0)
457 // make sure there is enough room to store the svc_csqcentities byte,
458 // the terminator (0x0000) and at least one entity update
459 if (msg->cursize + 32 >= maxsize)
462 if (client->csqcnumedicts < prog->num_edicts)
463 client->csqcnumedicts = prog->num_edicts;
466 for (num = 0, n = numbers;num < numnumbers;num++, n++)
469 for (;number < end;number++)
471 if (client->csqcentityscope[number])
473 client->csqcentityscope[number] = 1;
474 client->csqcentitysendflags[number] = 0xFFFFFF;
477 ed = prog->edicts + number;
478 val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.SendEntity);
480 client->csqcentityscope[number] = 2;
481 else if (client->csqcentityscope[number])
483 client->csqcentityscope[number] = 1;
484 client->csqcentitysendflags[number] = 0xFFFFFF;
488 end = client->csqcnumedicts;
489 for (;number < end;number++)
491 if (client->csqcentityscope[number])
493 client->csqcentityscope[number] = 1;
494 client->csqcentitysendflags[number] = 0xFFFFFF;
499 // mark all scope entities as remove
500 for (number = 1;number < client->csqcnumedicts;number++)
501 if (client->csqcentityscope[number])
502 client->csqcentityscope[number] = 1;
503 // keep visible entities
504 for (i = 0, n = numbers;i < numnumbers;i++, n++)
507 ed = prog->edicts + number;
508 val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.SendEntity);
510 client->csqcentityscope[number] = 2;
514 // now try to emit the entity updates
515 // (FIXME: prioritize by distance?)
516 end = client->csqcnumedicts;
517 for (number = 1;number < end;number++)
519 if (!client->csqcentityscope[number])
521 sendflags = client->csqcentitysendflags[number];
524 if(db->num >= NUM_CSQCENTITIES_PER_FRAME)
526 ed = prog->edicts + number;
527 // entity scope is either update (2) or remove (1)
528 if (client->csqcentityscope[number] == 1)
530 // write a remove message
531 // first write the message identifier if needed
535 MSG_WriteByte(msg, svc_csqcentities);
537 // write the remove message
539 ENTITYSIZEPROFILING_START(msg, number);
540 MSG_WriteShort(msg, (unsigned short)number | 0x8000);
541 client->csqcentityscope[number] = 0;
542 client->csqcentitysendflags[number] = 0xFFFFFF; // resend completely if it becomes active again
543 db->entno[db->num] = number;
544 db->sendflags[db->num] = -1;
546 client->csqcentityglobalhistory[number] = 1;
547 ENTITYSIZEPROFILING_END(msg, number);
549 if (msg->cursize + 17 >= maxsize)
555 // save the cursize value in case we overflow and have to rollback
556 int oldcursize = msg->cursize;
557 client->csqcentityscope[number] = 1;
558 val = PRVM_EDICTFIELDVALUE(ed, prog->fieldoffsets.SendEntity);
562 MSG_WriteByte(msg, svc_csqcentities);
564 ENTITYSIZEPROFILING_START(msg, number);
565 MSG_WriteShort(msg, number);
566 msg->allowoverflow = true;
567 PRVM_G_INT(OFS_PARM0) = sv.writeentitiestoclient_cliententitynumber;
568 PRVM_G_FLOAT(OFS_PARM1) = sendflags;
569 prog->globals.server->self = number;
570 PRVM_ExecuteProgram(val->function, "Null SendEntity\n");
571 msg->allowoverflow = false;
572 if(PRVM_G_FLOAT(OFS_RETURN) && msg->cursize + 2 <= maxsize)
574 // an update has been successfully written
575 client->csqcentitysendflags[number] = 0;
576 db->entno[db->num] = number;
577 db->sendflags[db->num] = sendflags;
579 client->csqcentityglobalhistory[number] = 1;
580 // and take note that we have begun the svc_csqcentities
581 // section of the packet
583 ENTITYSIZEPROFILING_END(msg, number);
584 if (msg->cursize + 17 >= maxsize)
590 // self.SendEntity returned false (or does not exist) or the
591 // update was too big for this packet - rollback the buffer to its
592 // state before the writes occurred, we'll try again next frame
593 msg->cursize = oldcursize;
594 msg->overflowed = false;
599 // write index 0 to end the update (0 is never used by real entities)
600 MSG_WriteShort(msg, 0);
604 // if no single ent got added, remove the frame from the DB again, to allow
605 // for a larger history
606 EntityFrameCSQC_DeallocFrame(client, framenum);
608 return sectionstarted;
611 void Protocol_UpdateClientStats(const int *stats)
614 // update the stats array and set deltabits for any changed stats
615 for (i = 0;i < MAX_CL_STATS;i++)
617 if (host_client->stats[i] != stats[i])
619 host_client->statsdeltabits[i >> 3] |= 1 << (i & 7);
620 host_client->stats[i] = stats[i];
625 // only a few stats are within the 32 stat limit of Quake, and most of them
626 // are sent every frame in svc_clientdata messages, so we only send the
627 // remaining ones here
628 static const int sendquakestats[] =
630 // quake did not send these secrets/monsters stats in this way, but doing so
631 // allows a mod to increase STAT_TOTALMONSTERS during the game, and ensures
632 // that STAT_SECRETS and STAT_MONSTERS are always correct (even if a client
633 // didn't receive an svc_foundsecret or svc_killedmonster), which may be most
634 // valuable if randomly seeking around in a demo
635 STAT_TOTALSECRETS, // never changes during game
636 STAT_TOTALMONSTERS, // changes in some mods
637 STAT_SECRETS, // this makes svc_foundsecret unnecessary
638 STAT_MONSTERS, // this makes svc_killedmonster unnecessary
639 STAT_VIEWHEIGHT, // sent just for FTEQW clients
640 STAT_VIEWZOOM, // this rarely changes
644 void Protocol_WriteStatsReliable(void)
647 if (!host_client->netconnection)
649 // detect changes in stats and write reliable messages
650 // this only deals with 32 stats because the older protocols which use
651 // this function can only cope with 32 stats,
652 // they also do not support svc_updatestatubyte which was introduced in
653 // DP6 protocol (except for QW)
654 for (j = 0;sendquakestats[j] >= 0;j++)
656 i = sendquakestats[j];
657 // check if this bit is set
658 if (host_client->statsdeltabits[i >> 3] & (1 << (i & 7)))
660 host_client->statsdeltabits[i >> 3] -= (1 << (i & 7));
661 // send the stat as a byte if possible
662 if (sv.protocol == PROTOCOL_QUAKEWORLD)
664 if (host_client->stats[i] >= 0 && host_client->stats[i] < 256)
666 MSG_WriteByte(&host_client->netconnection->message, qw_svc_updatestat);
667 MSG_WriteByte(&host_client->netconnection->message, i);
668 MSG_WriteByte(&host_client->netconnection->message, host_client->stats[i]);
672 MSG_WriteByte(&host_client->netconnection->message, qw_svc_updatestatlong);
673 MSG_WriteByte(&host_client->netconnection->message, i);
674 MSG_WriteLong(&host_client->netconnection->message, host_client->stats[i]);
679 // this could make use of svc_updatestatubyte in DP6 and later
680 // protocols but those protocols do not use this function
681 MSG_WriteByte(&host_client->netconnection->message, svc_updatestat);
682 MSG_WriteByte(&host_client->netconnection->message, i);
683 MSG_WriteLong(&host_client->netconnection->message, host_client->stats[i]);
690 qboolean EntityFrameQuake_WriteFrame(sizebuf_t *msg, int maxsize, int numstates, const entity_state_t **states)
692 const entity_state_t *s;
693 entity_state_t baseline;
696 unsigned char data[128];
698 qboolean success = false;
700 // prepare the buffer
701 memset(&buf, 0, sizeof(buf));
703 buf.maxsize = sizeof(data);
705 for (i = 0;i < numstates;i++)
707 ENTITYSIZEPROFILING_START(msg, states[i]->number);
709 val = PRVM_EDICTFIELDVALUE((&prog->edicts[s->number]), prog->fieldoffsets.SendEntity);
710 if(val && val->function)
713 // prepare the buffer
718 if (s->number >= 256)
719 bits |= U_LONGENTITY;
720 if (s->flags & RENDER_STEP)
722 if (s->flags & RENDER_VIEWMODEL)
724 if (s->flags & RENDER_GLOWTRAIL)
726 if (s->flags & RENDER_EXTERIORMODEL)
727 bits |= U_EXTERIORMODEL;
729 // LordHavoc: old stuff, but rewritten to have more exact tolerances
730 baseline = prog->edicts[s->number].priv.server->baseline;
731 if (baseline.origin[0] != s->origin[0])
733 if (baseline.origin[1] != s->origin[1])
735 if (baseline.origin[2] != s->origin[2])
737 if (baseline.angles[0] != s->angles[0])
739 if (baseline.angles[1] != s->angles[1])
741 if (baseline.angles[2] != s->angles[2])
743 if (baseline.colormap != s->colormap)
745 if (baseline.skin != s->skin)
747 if (baseline.frame != s->frame)
750 if (s->frame & 0xFF00)
753 if (baseline.effects != s->effects)
756 if (s->effects & 0xFF00)
759 if (baseline.modelindex != s->modelindex)
762 if ((s->modelindex & 0xFF00) && sv.protocol != PROTOCOL_NEHAHRABJP && sv.protocol != PROTOCOL_NEHAHRABJP2 && sv.protocol != PROTOCOL_NEHAHRABJP3)
765 if (baseline.alpha != s->alpha)
767 if (baseline.scale != s->scale)
769 if (baseline.glowsize != s->glowsize)
771 if (baseline.glowcolor != s->glowcolor)
773 if (!VectorCompare(baseline.colormod, s->colormod))
776 // if extensions are disabled, clear the relevant update flags
777 if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_NEHAHRAMOVIE)
779 if (sv.protocol == PROTOCOL_NEHAHRAMOVIE)
780 if (s->alpha != 255 || s->effects & EF_FULLBRIGHT)
784 if (bits >= 16777216)
792 MSG_WriteByte (&buf, bits);
793 if (bits & U_MOREBITS) MSG_WriteByte(&buf, bits>>8);
794 if (sv.protocol != PROTOCOL_NEHAHRAMOVIE)
796 if (bits & U_EXTEND1) MSG_WriteByte(&buf, bits>>16);
797 if (bits & U_EXTEND2) MSG_WriteByte(&buf, bits>>24);
799 if (bits & U_LONGENTITY) MSG_WriteShort(&buf, s->number);
800 else MSG_WriteByte(&buf, s->number);
804 if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
805 MSG_WriteShort(&buf, s->modelindex);
807 MSG_WriteByte(&buf, s->modelindex);
809 if (bits & U_FRAME) MSG_WriteByte(&buf, s->frame);
810 if (bits & U_COLORMAP) MSG_WriteByte(&buf, s->colormap);
811 if (bits & U_SKIN) MSG_WriteByte(&buf, s->skin);
812 if (bits & U_EFFECTS) MSG_WriteByte(&buf, s->effects);
813 if (bits & U_ORIGIN1) MSG_WriteCoord(&buf, s->origin[0], sv.protocol);
814 if (bits & U_ANGLE1) MSG_WriteAngle(&buf, s->angles[0], sv.protocol);
815 if (bits & U_ORIGIN2) MSG_WriteCoord(&buf, s->origin[1], sv.protocol);
816 if (bits & U_ANGLE2) MSG_WriteAngle(&buf, s->angles[1], sv.protocol);
817 if (bits & U_ORIGIN3) MSG_WriteCoord(&buf, s->origin[2], sv.protocol);
818 if (bits & U_ANGLE3) MSG_WriteAngle(&buf, s->angles[2], sv.protocol);
819 if (bits & U_ALPHA) MSG_WriteByte(&buf, s->alpha);
820 if (bits & U_SCALE) MSG_WriteByte(&buf, s->scale);
821 if (bits & U_EFFECTS2) MSG_WriteByte(&buf, s->effects >> 8);
822 if (bits & U_GLOWSIZE) MSG_WriteByte(&buf, s->glowsize);
823 if (bits & U_GLOWCOLOR) MSG_WriteByte(&buf, s->glowcolor);
824 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);}
825 if (bits & U_FRAME2) MSG_WriteByte(&buf, s->frame >> 8);
826 if (bits & U_MODEL2) MSG_WriteByte(&buf, s->modelindex >> 8);
828 // the nasty protocol
829 if ((bits & U_EXTEND1) && sv.protocol == PROTOCOL_NEHAHRAMOVIE)
831 if (s->effects & EF_FULLBRIGHT)
833 MSG_WriteFloat(&buf, 2); // QSG protocol version
834 MSG_WriteFloat(&buf, s->alpha <= 0 ? 0 : (s->alpha >= 255 ? 1 : s->alpha * (1.0f / 255.0f))); // alpha
835 MSG_WriteFloat(&buf, 1); // fullbright
839 MSG_WriteFloat(&buf, 1); // QSG protocol version
840 MSG_WriteFloat(&buf, s->alpha <= 0 ? 0 : (s->alpha >= 255 ? 1 : s->alpha * (1.0f / 255.0f))); // alpha
844 // if the commit is full, we're done this frame
845 if (msg->cursize + buf.cursize > maxsize)
847 // next frame we will continue where we left off
850 // write the message to the packet
851 SZ_Write(msg, buf.data, buf.cursize);
853 ENTITYSIZEPROFILING_END(msg, s->number);
858 int EntityState_DeltaBits(const entity_state_t *o, const entity_state_t *n)
861 // if o is not active, delta from default
862 if (o->active != ACTIVE_NETWORK)
865 if (fabs(n->origin[0] - o->origin[0]) > (1.0f / 256.0f))
867 if (fabs(n->origin[1] - o->origin[1]) > (1.0f / 256.0f))
869 if (fabs(n->origin[2] - o->origin[2]) > (1.0f / 256.0f))
871 if ((unsigned char) (n->angles[0] * (256.0f / 360.0f)) != (unsigned char) (o->angles[0] * (256.0f / 360.0f)))
873 if ((unsigned char) (n->angles[1] * (256.0f / 360.0f)) != (unsigned char) (o->angles[1] * (256.0f / 360.0f)))
875 if ((unsigned char) (n->angles[2] * (256.0f / 360.0f)) != (unsigned char) (o->angles[2] * (256.0f / 360.0f)))
877 if ((n->modelindex ^ o->modelindex) & 0x00FF)
879 if ((n->modelindex ^ o->modelindex) & 0xFF00)
881 if ((n->frame ^ o->frame) & 0x00FF)
883 if ((n->frame ^ o->frame) & 0xFF00)
885 if ((n->effects ^ o->effects) & 0x00FF)
887 if ((n->effects ^ o->effects) & 0xFF00)
889 if (n->colormap != o->colormap)
891 if (n->skin != o->skin)
893 if (n->alpha != o->alpha)
895 if (n->scale != o->scale)
897 if (n->glowsize != o->glowsize)
899 if (n->glowcolor != o->glowcolor)
901 if (n->flags != o->flags)
903 if (n->tagindex != o->tagindex || n->tagentity != o->tagentity)
904 bits |= E_TAGATTACHMENT;
905 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])
907 if (n->lightstyle != o->lightstyle)
908 bits |= E_LIGHTSTYLE;
909 if (n->lightpflags != o->lightpflags)
910 bits |= E_LIGHTPFLAGS;
914 if (bits & 0xFF000000)
916 if (bits & 0x00FF0000)
918 if (bits & 0x0000FF00)
924 void EntityState_WriteExtendBits(sizebuf_t *msg, unsigned int bits)
926 MSG_WriteByte(msg, bits & 0xFF);
927 if (bits & 0x00000080)
929 MSG_WriteByte(msg, (bits >> 8) & 0xFF);
930 if (bits & 0x00008000)
932 MSG_WriteByte(msg, (bits >> 16) & 0xFF);
933 if (bits & 0x00800000)
934 MSG_WriteByte(msg, (bits >> 24) & 0xFF);
939 void EntityState_WriteFields(const entity_state_t *ent, sizebuf_t *msg, unsigned int bits)
941 if (sv.protocol == PROTOCOL_DARKPLACES2)
943 if (bits & E_ORIGIN1)
944 MSG_WriteCoord16i(msg, ent->origin[0]);
945 if (bits & E_ORIGIN2)
946 MSG_WriteCoord16i(msg, ent->origin[1]);
947 if (bits & E_ORIGIN3)
948 MSG_WriteCoord16i(msg, ent->origin[2]);
952 // LordHavoc: have to write flags first, as they can modify protocol
954 MSG_WriteByte(msg, ent->flags);
955 if (ent->flags & RENDER_LOWPRECISION)
957 if (bits & E_ORIGIN1)
958 MSG_WriteCoord16i(msg, ent->origin[0]);
959 if (bits & E_ORIGIN2)
960 MSG_WriteCoord16i(msg, ent->origin[1]);
961 if (bits & E_ORIGIN3)
962 MSG_WriteCoord16i(msg, ent->origin[2]);
966 if (bits & E_ORIGIN1)
967 MSG_WriteCoord32f(msg, ent->origin[0]);
968 if (bits & E_ORIGIN2)
969 MSG_WriteCoord32f(msg, ent->origin[1]);
970 if (bits & E_ORIGIN3)
971 MSG_WriteCoord32f(msg, ent->origin[2]);
974 if ((sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4) && (ent->flags & RENDER_LOWPRECISION))
977 MSG_WriteAngle8i(msg, ent->angles[0]);
979 MSG_WriteAngle8i(msg, ent->angles[1]);
981 MSG_WriteAngle8i(msg, ent->angles[2]);
986 MSG_WriteAngle16i(msg, ent->angles[0]);
988 MSG_WriteAngle16i(msg, ent->angles[1]);
990 MSG_WriteAngle16i(msg, ent->angles[2]);
993 MSG_WriteByte(msg, ent->modelindex & 0xFF);
995 MSG_WriteByte(msg, (ent->modelindex >> 8) & 0xFF);
997 MSG_WriteByte(msg, ent->frame & 0xFF);
999 MSG_WriteByte(msg, (ent->frame >> 8) & 0xFF);
1000 if (bits & E_EFFECTS1)
1001 MSG_WriteByte(msg, ent->effects & 0xFF);
1002 if (bits & E_EFFECTS2)
1003 MSG_WriteByte(msg, (ent->effects >> 8) & 0xFF);
1004 if (bits & E_COLORMAP)
1005 MSG_WriteByte(msg, ent->colormap);
1007 MSG_WriteByte(msg, ent->skin);
1009 MSG_WriteByte(msg, ent->alpha);
1011 MSG_WriteByte(msg, ent->scale);
1012 if (bits & E_GLOWSIZE)
1013 MSG_WriteByte(msg, ent->glowsize);
1014 if (bits & E_GLOWCOLOR)
1015 MSG_WriteByte(msg, ent->glowcolor);
1016 if (sv.protocol == PROTOCOL_DARKPLACES2)
1018 MSG_WriteByte(msg, ent->flags);
1019 if (bits & E_TAGATTACHMENT)
1021 MSG_WriteShort(msg, ent->tagentity);
1022 MSG_WriteByte(msg, ent->tagindex);
1026 MSG_WriteShort(msg, ent->light[0]);
1027 MSG_WriteShort(msg, ent->light[1]);
1028 MSG_WriteShort(msg, ent->light[2]);
1029 MSG_WriteShort(msg, ent->light[3]);
1031 if (bits & E_LIGHTSTYLE)
1032 MSG_WriteByte(msg, ent->lightstyle);
1033 if (bits & E_LIGHTPFLAGS)
1034 MSG_WriteByte(msg, ent->lightpflags);
1037 void EntityState_WriteUpdate(const entity_state_t *ent, sizebuf_t *msg, const entity_state_t *delta)
1040 ENTITYSIZEPROFILING_START(msg, ent->number);
1041 if (ent->active == ACTIVE_NETWORK)
1043 // entity is active, check for changes from the delta
1044 if ((bits = EntityState_DeltaBits(delta, ent)))
1046 // write the update number, bits, and fields
1047 MSG_WriteShort(msg, ent->number);
1048 EntityState_WriteExtendBits(msg, bits);
1049 EntityState_WriteFields(ent, msg, bits);
1054 // entity is inactive, check if the delta was active
1055 if (delta->active == ACTIVE_NETWORK)
1057 // write the remove number
1058 MSG_WriteShort(msg, ent->number | 0x8000);
1061 ENTITYSIZEPROFILING_END(msg, ent->number);
1064 int EntityState_ReadExtendBits(void)
1067 bits = MSG_ReadByte();
1068 if (bits & 0x00000080)
1070 bits |= MSG_ReadByte() << 8;
1071 if (bits & 0x00008000)
1073 bits |= MSG_ReadByte() << 16;
1074 if (bits & 0x00800000)
1075 bits |= MSG_ReadByte() << 24;
1081 void EntityState_ReadFields(entity_state_t *e, unsigned int bits)
1083 if (cls.protocol == PROTOCOL_DARKPLACES2)
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();
1095 e->flags = MSG_ReadByte();
1096 if (e->flags & RENDER_LOWPRECISION)
1098 if (bits & E_ORIGIN1)
1099 e->origin[0] = MSG_ReadCoord16i();
1100 if (bits & E_ORIGIN2)
1101 e->origin[1] = MSG_ReadCoord16i();
1102 if (bits & E_ORIGIN3)
1103 e->origin[2] = MSG_ReadCoord16i();
1107 if (bits & E_ORIGIN1)
1108 e->origin[0] = MSG_ReadCoord32f();
1109 if (bits & E_ORIGIN2)
1110 e->origin[1] = MSG_ReadCoord32f();
1111 if (bits & E_ORIGIN3)
1112 e->origin[2] = MSG_ReadCoord32f();
1115 if ((cls.protocol == PROTOCOL_DARKPLACES5 || cls.protocol == PROTOCOL_DARKPLACES6) && !(e->flags & RENDER_LOWPRECISION))
1117 if (bits & E_ANGLE1)
1118 e->angles[0] = MSG_ReadAngle16i();
1119 if (bits & E_ANGLE2)
1120 e->angles[1] = MSG_ReadAngle16i();
1121 if (bits & E_ANGLE3)
1122 e->angles[2] = MSG_ReadAngle16i();
1126 if (bits & E_ANGLE1)
1127 e->angles[0] = MSG_ReadAngle8i();
1128 if (bits & E_ANGLE2)
1129 e->angles[1] = MSG_ReadAngle8i();
1130 if (bits & E_ANGLE3)
1131 e->angles[2] = MSG_ReadAngle8i();
1133 if (bits & E_MODEL1)
1134 e->modelindex = (e->modelindex & 0xFF00) | (unsigned int) MSG_ReadByte();
1135 if (bits & E_MODEL2)
1136 e->modelindex = (e->modelindex & 0x00FF) | ((unsigned int) MSG_ReadByte() << 8);
1137 if (bits & E_FRAME1)
1138 e->frame = (e->frame & 0xFF00) | (unsigned int) MSG_ReadByte();
1139 if (bits & E_FRAME2)
1140 e->frame = (e->frame & 0x00FF) | ((unsigned int) MSG_ReadByte() << 8);
1141 if (bits & E_EFFECTS1)
1142 e->effects = (e->effects & 0xFF00) | (unsigned int) MSG_ReadByte();
1143 if (bits & E_EFFECTS2)
1144 e->effects = (e->effects & 0x00FF) | ((unsigned int) MSG_ReadByte() << 8);
1145 if (bits & E_COLORMAP)
1146 e->colormap = MSG_ReadByte();
1148 e->skin = MSG_ReadByte();
1150 e->alpha = MSG_ReadByte();
1152 e->scale = MSG_ReadByte();
1153 if (bits & E_GLOWSIZE)
1154 e->glowsize = MSG_ReadByte();
1155 if (bits & E_GLOWCOLOR)
1156 e->glowcolor = MSG_ReadByte();
1157 if (cls.protocol == PROTOCOL_DARKPLACES2)
1159 e->flags = MSG_ReadByte();
1160 if (bits & E_TAGATTACHMENT)
1162 e->tagentity = (unsigned short) MSG_ReadShort();
1163 e->tagindex = MSG_ReadByte();
1167 e->light[0] = (unsigned short) MSG_ReadShort();
1168 e->light[1] = (unsigned short) MSG_ReadShort();
1169 e->light[2] = (unsigned short) MSG_ReadShort();
1170 e->light[3] = (unsigned short) MSG_ReadShort();
1172 if (bits & E_LIGHTSTYLE)
1173 e->lightstyle = MSG_ReadByte();
1174 if (bits & E_LIGHTPFLAGS)
1175 e->lightpflags = MSG_ReadByte();
1177 if (developer_networkentities.integer >= 2)
1179 Con_Printf("ReadFields e%i", e->number);
1181 if (bits & E_ORIGIN1)
1182 Con_Printf(" E_ORIGIN1 %f", e->origin[0]);
1183 if (bits & E_ORIGIN2)
1184 Con_Printf(" E_ORIGIN2 %f", e->origin[1]);
1185 if (bits & E_ORIGIN3)
1186 Con_Printf(" E_ORIGIN3 %f", e->origin[2]);
1187 if (bits & E_ANGLE1)
1188 Con_Printf(" E_ANGLE1 %f", e->angles[0]);
1189 if (bits & E_ANGLE2)
1190 Con_Printf(" E_ANGLE2 %f", e->angles[1]);
1191 if (bits & E_ANGLE3)
1192 Con_Printf(" E_ANGLE3 %f", e->angles[2]);
1193 if (bits & (E_MODEL1 | E_MODEL2))
1194 Con_Printf(" E_MODEL %i", e->modelindex);
1196 if (bits & (E_FRAME1 | E_FRAME2))
1197 Con_Printf(" E_FRAME %i", e->frame);
1198 if (bits & (E_EFFECTS1 | E_EFFECTS2))
1199 Con_Printf(" E_EFFECTS %i", e->effects);
1201 Con_Printf(" E_ALPHA %f", e->alpha / 255.0f);
1203 Con_Printf(" E_SCALE %f", e->scale / 16.0f);
1204 if (bits & E_COLORMAP)
1205 Con_Printf(" E_COLORMAP %i", e->colormap);
1207 Con_Printf(" E_SKIN %i", e->skin);
1209 if (bits & E_GLOWSIZE)
1210 Con_Printf(" E_GLOWSIZE %i", e->glowsize * 4);
1211 if (bits & E_GLOWCOLOR)
1212 Con_Printf(" E_GLOWCOLOR %i", e->glowcolor);
1215 Con_Printf(" E_LIGHT %i:%i:%i:%i", e->light[0], e->light[1], e->light[2], e->light[3]);
1216 if (bits & E_LIGHTPFLAGS)
1217 Con_Printf(" E_LIGHTPFLAGS %i", e->lightpflags);
1219 if (bits & E_TAGATTACHMENT)
1220 Con_Printf(" E_TAGATTACHMENT e%i:%i", e->tagentity, e->tagindex);
1221 if (bits & E_LIGHTSTYLE)
1222 Con_Printf(" E_LIGHTSTYLE %i", e->lightstyle);
1227 extern void CL_NewFrameReceived(int num);
1229 // (client and server) allocates a new empty database
1230 entityframe_database_t *EntityFrame_AllocDatabase(mempool_t *mempool)
1232 return (entityframe_database_t *)Mem_Alloc(mempool, sizeof(entityframe_database_t));
1235 // (client and server) frees the database
1236 void EntityFrame_FreeDatabase(entityframe_database_t *d)
1241 // (server) clears the database to contain no frames (thus delta compression compresses against nothing)
1242 void EntityFrame_ClearDatabase(entityframe_database_t *d)
1244 memset(d, 0, sizeof(*d));
1247 // (server and client) removes frames older than 'frame' from database
1248 void EntityFrame_AckFrame(entityframe_database_t *d, int frame)
1251 d->ackframenum = frame;
1252 for (i = 0;i < d->numframes && d->frames[i].framenum < frame;i++);
1253 // ignore outdated frame acks (out of order packets)
1257 // if some queue is left, slide it down to beginning of array
1259 memmove(&d->frames[0], &d->frames[i], sizeof(d->frames[0]) * d->numframes);
1262 // (server) clears frame, to prepare for adding entities
1263 void EntityFrame_Clear(entity_frame_t *f, vec3_t eye, int framenum)
1266 f->framenum = framenum;
1269 VectorClear(f->eye);
1271 VectorCopy(eye, f->eye);
1274 // (server and client) reads a frame from the database
1275 void EntityFrame_FetchFrame(entityframe_database_t *d, int framenum, entity_frame_t *f)
1278 EntityFrame_Clear(f, NULL, -1);
1279 for (i = 0;i < d->numframes && d->frames[i].framenum < framenum;i++);
1280 if (i < d->numframes && framenum == d->frames[i].framenum)
1282 f->framenum = framenum;
1283 f->numentities = d->frames[i].endentity - d->frames[i].firstentity;
1284 n = MAX_ENTITY_DATABASE - (d->frames[i].firstentity % MAX_ENTITY_DATABASE);
1285 if (n > f->numentities)
1287 memcpy(f->entitydata, d->entitydata + d->frames[i].firstentity % MAX_ENTITY_DATABASE, sizeof(*f->entitydata) * n);
1288 if (f->numentities > n)
1289 memcpy(f->entitydata + n, d->entitydata, sizeof(*f->entitydata) * (f->numentities - n));
1290 VectorCopy(d->eye, f->eye);
1294 // (client) adds a entity_frame to the database, for future reference
1295 void EntityFrame_AddFrame_Client(entityframe_database_t *d, vec3_t eye, int framenum, int numentities, const entity_state_t *entitydata)
1298 entity_frameinfo_t *info;
1300 VectorCopy(eye, d->eye);
1302 // figure out how many entity slots are used already
1305 n = d->frames[d->numframes - 1].endentity - d->frames[0].firstentity;
1306 if (n + numentities > MAX_ENTITY_DATABASE || d->numframes >= MAX_ENTITY_HISTORY)
1308 // ran out of room, dump database
1309 EntityFrame_ClearDatabase(d);
1313 info = &d->frames[d->numframes];
1314 info->framenum = framenum;
1316 // make sure we check the newly added frame as well, but we haven't incremented numframes yet
1317 for (n = 0;n <= d->numframes;n++)
1319 if (e >= d->frames[n].framenum)
1322 Con_Print("EntityFrame_AddFrame: tried to add out of sequence frame to database\n");
1324 Con_Print("EntityFrame_AddFrame: out of sequence frames in database\n");
1327 e = d->frames[n].framenum;
1329 // if database still has frames after that...
1331 info->firstentity = d->frames[d->numframes - 1].endentity;
1333 info->firstentity = 0;
1334 info->endentity = info->firstentity + numentities;
1337 n = info->firstentity % MAX_ENTITY_DATABASE;
1338 e = MAX_ENTITY_DATABASE - n;
1339 if (e > numentities)
1341 memcpy(d->entitydata + n, entitydata, sizeof(entity_state_t) * e);
1342 if (numentities > e)
1343 memcpy(d->entitydata, entitydata + e, sizeof(entity_state_t) * (numentities - e));
1346 // (server) adds a entity_frame to the database, for future reference
1347 void EntityFrame_AddFrame_Server(entityframe_database_t *d, vec3_t eye, int framenum, int numentities, const entity_state_t **entitydata)
1350 entity_frameinfo_t *info;
1352 VectorCopy(eye, d->eye);
1354 // figure out how many entity slots are used already
1357 n = d->frames[d->numframes - 1].endentity - d->frames[0].firstentity;
1358 if (n + numentities > MAX_ENTITY_DATABASE || d->numframes >= MAX_ENTITY_HISTORY)
1360 // ran out of room, dump database
1361 EntityFrame_ClearDatabase(d);
1365 info = &d->frames[d->numframes];
1366 info->framenum = framenum;
1368 // make sure we check the newly added frame as well, but we haven't incremented numframes yet
1369 for (n = 0;n <= d->numframes;n++)
1371 if (e >= d->frames[n].framenum)
1374 Con_Print("EntityFrame_AddFrame: tried to add out of sequence frame to database\n");
1376 Con_Print("EntityFrame_AddFrame: out of sequence frames in database\n");
1379 e = d->frames[n].framenum;
1381 // if database still has frames after that...
1383 info->firstentity = d->frames[d->numframes - 1].endentity;
1385 info->firstentity = 0;
1386 info->endentity = info->firstentity + numentities;
1389 n = info->firstentity % MAX_ENTITY_DATABASE;
1390 e = MAX_ENTITY_DATABASE - n;
1391 if (e > numentities)
1393 memcpy(d->entitydata + n, entitydata, sizeof(entity_state_t) * e);
1394 if (numentities > e)
1395 memcpy(d->entitydata, entitydata + e, sizeof(entity_state_t) * (numentities - e));
1398 // (server) writes a frame to network stream
1399 qboolean EntityFrame_WriteFrame(sizebuf_t *msg, int maxsize, entityframe_database_t *d, int numstates, const entity_state_t **states, int viewentnum)
1401 int i, onum, number;
1402 entity_frame_t *o = &d->deltaframe;
1403 const entity_state_t *ent, *delta;
1407 d->latestframenum++;
1410 for (i = 0;i < numstates;i++)
1413 if (ent->number == viewentnum)
1415 VectorSet(eye, ent->origin[0], ent->origin[1], ent->origin[2] + 22);
1420 EntityFrame_AddFrame_Server(d, eye, d->latestframenum, numstates, states);
1422 EntityFrame_FetchFrame(d, d->ackframenum, o);
1424 MSG_WriteByte (msg, svc_entities);
1425 MSG_WriteLong (msg, o->framenum);
1426 MSG_WriteLong (msg, d->latestframenum);
1427 MSG_WriteFloat (msg, eye[0]);
1428 MSG_WriteFloat (msg, eye[1]);
1429 MSG_WriteFloat (msg, eye[2]);
1432 for (i = 0;i < numstates;i++)
1435 number = ent->number;
1437 val = PRVM_EDICTFIELDVALUE((&prog->edicts[number]), prog->fieldoffsets.SendEntity);
1438 if(val && val->function)
1440 for (;onum < o->numentities && o->entitydata[onum].number < number;onum++)
1442 // write remove message
1443 MSG_WriteShort(msg, o->entitydata[onum].number | 0x8000);
1445 if (onum < o->numentities && (o->entitydata[onum].number == number))
1447 // delta from previous frame
1448 delta = o->entitydata + onum;
1449 // advance to next entity in delta frame
1454 // delta from defaults
1455 delta = &defaultstate;
1457 EntityState_WriteUpdate(ent, msg, delta);
1459 for (;onum < o->numentities;onum++)
1461 // write remove message
1462 MSG_WriteShort(msg, o->entitydata[onum].number | 0x8000);
1464 MSG_WriteShort(msg, 0xFFFF);
1469 // (client) reads a frame from network stream
1470 void EntityFrame_CL_ReadFrame(void)
1472 int i, number, removed;
1473 entity_frame_t *f, *delta;
1474 entity_state_t *e, *old, *oldend;
1476 entityframe_database_t *d;
1477 if (!cl.entitydatabase)
1478 cl.entitydatabase = EntityFrame_AllocDatabase(cls.levelmempool);
1479 d = cl.entitydatabase;
1481 delta = &d->deltaframe;
1483 EntityFrame_Clear(f, NULL, -1);
1485 // read the frame header info
1486 f->time = cl.mtime[0];
1487 number = MSG_ReadLong();
1488 f->framenum = MSG_ReadLong();
1489 CL_NewFrameReceived(f->framenum);
1490 f->eye[0] = MSG_ReadFloat();
1491 f->eye[1] = MSG_ReadFloat();
1492 f->eye[2] = MSG_ReadFloat();
1493 EntityFrame_AckFrame(d, number);
1494 EntityFrame_FetchFrame(d, number, delta);
1495 old = delta->entitydata;
1496 oldend = old + delta->numentities;
1497 // read entities until we hit the magic 0xFFFF end tag
1498 while ((number = (unsigned short) MSG_ReadShort()) != 0xFFFF && !msg_badread)
1501 Host_Error("EntityFrame_Read: read error");
1502 removed = number & 0x8000;
1504 if (number >= MAX_EDICTS)
1505 Host_Error("EntityFrame_Read: number (%i) >= MAX_EDICTS (%i)", number, MAX_EDICTS);
1507 // seek to entity, while copying any skipped entities (assume unchanged)
1508 while (old < oldend && old->number < number)
1510 if (f->numentities >= MAX_ENTITY_DATABASE)
1511 Host_Error("EntityFrame_Read: entity list too big");
1512 f->entitydata[f->numentities] = *old++;
1513 f->entitydata[f->numentities++].time = cl.mtime[0];
1517 if (old < oldend && old->number == number)
1520 Con_Printf("EntityFrame_Read: REMOVE on unused entity %i\n", number);
1524 if (f->numentities >= MAX_ENTITY_DATABASE)
1525 Host_Error("EntityFrame_Read: entity list too big");
1527 // reserve this slot
1528 e = f->entitydata + f->numentities++;
1530 if (old < oldend && old->number == number)
1532 // delta from old entity
1537 // delta from defaults
1541 if (cl.num_entities <= number)
1543 cl.num_entities = number + 1;
1544 if (number >= cl.max_entities)
1545 CL_ExpandEntities(number);
1547 cl.entities_active[number] = true;
1548 e->active = ACTIVE_NETWORK;
1549 e->time = cl.mtime[0];
1551 EntityState_ReadFields(e, EntityState_ReadExtendBits());
1554 while (old < oldend)
1556 if (f->numentities >= MAX_ENTITY_DATABASE)
1557 Host_Error("EntityFrame_Read: entity list too big");
1558 f->entitydata[f->numentities] = *old++;
1559 f->entitydata[f->numentities++].time = cl.mtime[0];
1561 EntityFrame_AddFrame_Client(d, f->eye, f->framenum, f->numentities, f->entitydata);
1563 memset(cl.entities_active, 0, cl.num_entities * sizeof(unsigned char));
1565 for (i = 0;i < f->numentities;i++)
1567 for (;number < f->entitydata[i].number && number < cl.num_entities;number++)
1569 if (cl.entities_active[number])
1571 cl.entities_active[number] = false;
1572 cl.entities[number].state_current.active = ACTIVE_NOT;
1575 if (number >= cl.num_entities)
1577 // update the entity
1578 ent = &cl.entities[number];
1579 ent->state_previous = ent->state_current;
1580 ent->state_current = f->entitydata[i];
1581 CL_MoveLerpEntityStates(ent);
1582 // the entity lives again...
1583 cl.entities_active[number] = true;
1586 for (;number < cl.num_entities;number++)
1588 if (cl.entities_active[number])
1590 cl.entities_active[number] = false;
1591 cl.entities[number].state_current.active = ACTIVE_NOT;
1597 // (client) returns the frame number of the most recent frame recieved
1598 int EntityFrame_MostRecentlyRecievedFrameNum(entityframe_database_t *d)
1601 return d->frames[d->numframes - 1].framenum;
1611 entity_state_t *EntityFrame4_GetReferenceEntity(entityframe4_database_t *d, int number)
1613 if (d->maxreferenceentities <= number)
1615 int oldmax = d->maxreferenceentities;
1616 entity_state_t *oldentity = d->referenceentity;
1617 d->maxreferenceentities = (number + 15) & ~7;
1618 d->referenceentity = (entity_state_t *)Mem_Alloc(d->mempool, d->maxreferenceentities * sizeof(*d->referenceentity));
1621 memcpy(d->referenceentity, oldentity, oldmax * sizeof(*d->referenceentity));
1622 Mem_Free(oldentity);
1624 // clear the newly created entities
1625 for (;oldmax < d->maxreferenceentities;oldmax++)
1627 d->referenceentity[oldmax] = defaultstate;
1628 d->referenceentity[oldmax].number = oldmax;
1631 return d->referenceentity + number;
1634 void EntityFrame4_AddCommitEntity(entityframe4_database_t *d, const entity_state_t *s)
1636 // resize commit's entity list if full
1637 if (d->currentcommit->maxentities <= d->currentcommit->numentities)
1639 entity_state_t *oldentity = d->currentcommit->entity;
1640 d->currentcommit->maxentities += 8;
1641 d->currentcommit->entity = (entity_state_t *)Mem_Alloc(d->mempool, d->currentcommit->maxentities * sizeof(*d->currentcommit->entity));
1644 memcpy(d->currentcommit->entity, oldentity, d->currentcommit->numentities * sizeof(*d->currentcommit->entity));
1645 Mem_Free(oldentity);
1648 d->currentcommit->entity[d->currentcommit->numentities++] = *s;
1651 entityframe4_database_t *EntityFrame4_AllocDatabase(mempool_t *pool)
1653 entityframe4_database_t *d;
1654 d = (entityframe4_database_t *)Mem_Alloc(pool, sizeof(*d));
1656 EntityFrame4_ResetDatabase(d);
1660 void EntityFrame4_FreeDatabase(entityframe4_database_t *d)
1663 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1664 if (d->commit[i].entity)
1665 Mem_Free(d->commit[i].entity);
1666 if (d->referenceentity)
1667 Mem_Free(d->referenceentity);
1671 void EntityFrame4_ResetDatabase(entityframe4_database_t *d)
1674 d->referenceframenum = -1;
1675 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1676 d->commit[i].numentities = 0;
1677 for (i = 0;i < d->maxreferenceentities;i++)
1678 d->referenceentity[i] = defaultstate;
1681 int EntityFrame4_AckFrame(entityframe4_database_t *d, int framenum, int servermode)
1684 entity_database4_commit_t *commit;
1687 // reset reference, but leave commits alone
1688 d->referenceframenum = -1;
1689 for (i = 0;i < d->maxreferenceentities;i++)
1690 d->referenceentity[i] = defaultstate;
1691 // if this is the server, remove commits
1692 for (i = 0, commit = d->commit;i < MAX_ENTITY_HISTORY;i++, commit++)
1693 commit->numentities = 0;
1696 else if (d->referenceframenum == framenum)
1701 for (i = 0, commit = d->commit;i < MAX_ENTITY_HISTORY;i++, commit++)
1703 if (commit->numentities && commit->framenum <= framenum)
1705 if (commit->framenum == framenum)
1708 d->referenceframenum = framenum;
1709 if (developer_networkentities.integer >= 3)
1711 for (j = 0;j < commit->numentities;j++)
1713 entity_state_t *s = EntityFrame4_GetReferenceEntity(d, commit->entity[j].number);
1714 if (commit->entity[j].active != s->active)
1716 if (commit->entity[j].active == ACTIVE_NETWORK)
1717 Con_Printf("commit entity %i has become active (modelindex %i)\n", commit->entity[j].number, commit->entity[j].modelindex);
1719 Con_Printf("commit entity %i has become inactive (modelindex %i)\n", commit->entity[j].number, commit->entity[j].modelindex);
1721 *s = commit->entity[j];
1725 for (j = 0;j < commit->numentities;j++)
1726 *EntityFrame4_GetReferenceEntity(d, commit->entity[j].number) = commit->entity[j];
1728 commit->numentities = 0;
1732 if (developer_networkentities.integer >= 1)
1734 Con_Printf("ack ref:%i database updated to: ref:%i commits:", framenum, d->referenceframenum);
1735 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1736 if (d->commit[i].numentities)
1737 Con_Printf(" %i", d->commit[i].framenum);
1743 void EntityFrame4_CL_ReadFrame(void)
1745 int i, n, cnumber, referenceframenum, framenum, enumber, done, stopnumber, skip = false;
1747 entityframe4_database_t *d;
1748 if (!cl.entitydatabase4)
1749 cl.entitydatabase4 = EntityFrame4_AllocDatabase(cls.levelmempool);
1750 d = cl.entitydatabase4;
1751 // read the number of the frame this refers to
1752 referenceframenum = MSG_ReadLong();
1753 // read the number of this frame
1754 framenum = MSG_ReadLong();
1755 CL_NewFrameReceived(framenum);
1756 // read the start number
1757 enumber = (unsigned short) MSG_ReadShort();
1758 if (developer_networkentities.integer >= 10)
1760 Con_Printf("recv svc_entities num:%i ref:%i database: ref:%i commits:", framenum, referenceframenum, d->referenceframenum);
1761 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1762 if (d->commit[i].numentities)
1763 Con_Printf(" %i", d->commit[i].framenum);
1766 if (!EntityFrame4_AckFrame(d, referenceframenum, false))
1768 Con_Print("EntityFrame4_CL_ReadFrame: reference frame invalid (VERY BAD ERROR), this update will be skipped\n");
1771 d->currentcommit = NULL;
1772 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1774 if (!d->commit[i].numentities)
1776 d->currentcommit = d->commit + i;
1777 d->currentcommit->framenum = framenum;
1778 d->currentcommit->numentities = 0;
1781 if (d->currentcommit == NULL)
1783 Con_Printf("EntityFrame4_CL_ReadFrame: error while decoding frame %i: database full, reading but not storing this update\n", framenum);
1787 while (!done && !msg_badread)
1789 // read the number of the modified entity
1790 // (gaps will be copied unmodified)
1791 n = (unsigned short)MSG_ReadShort();
1794 // no more entities in this update, but we still need to copy the
1795 // rest of the reference entities (final gap)
1797 // read end of range number, then process normally
1798 n = (unsigned short)MSG_ReadShort();
1800 // high bit means it's a remove message
1801 cnumber = n & 0x7FFF;
1802 // if this is a live entity we may need to expand the array
1803 if (cl.num_entities <= cnumber && !(n & 0x8000))
1805 cl.num_entities = cnumber + 1;
1806 if (cnumber >= cl.max_entities)
1807 CL_ExpandEntities(cnumber);
1809 // add one (the changed one) if not done
1810 stopnumber = cnumber + !done;
1811 // process entities in range from the last one to the changed one
1812 for (;enumber < stopnumber;enumber++)
1814 if (skip || enumber >= cl.num_entities)
1816 if (enumber == cnumber && (n & 0x8000) == 0)
1818 entity_state_t tempstate;
1819 EntityState_ReadFields(&tempstate, EntityState_ReadExtendBits());
1823 // slide the current into the previous slot
1824 cl.entities[enumber].state_previous = cl.entities[enumber].state_current;
1825 // copy a new current from reference database
1826 cl.entities[enumber].state_current = *EntityFrame4_GetReferenceEntity(d, enumber);
1827 s = &cl.entities[enumber].state_current;
1828 // if this is the one to modify, read more data...
1829 if (enumber == cnumber)
1834 if (developer_networkentities.integer >= 2)
1835 Con_Printf("entity %i: remove\n", enumber);
1841 if (developer_networkentities.integer >= 2)
1842 Con_Printf("entity %i: update\n", enumber);
1843 s->active = ACTIVE_NETWORK;
1844 EntityState_ReadFields(s, EntityState_ReadExtendBits());
1847 else if (developer_networkentities.integer >= 4)
1848 Con_Printf("entity %i: copy\n", enumber);
1849 // set the cl.entities_active flag
1850 cl.entities_active[enumber] = (s->active == ACTIVE_NETWORK);
1851 // set the update time
1852 s->time = cl.mtime[0];
1853 // fix the number (it gets wiped occasionally by copying from defaultstate)
1854 s->number = enumber;
1855 // check if we need to update the lerp stuff
1856 if (s->active == ACTIVE_NETWORK)
1857 CL_MoveLerpEntityStates(&cl.entities[enumber]);
1858 // add this to the commit entry whether it is modified or not
1859 if (d->currentcommit)
1860 EntityFrame4_AddCommitEntity(d, &cl.entities[enumber].state_current);
1861 // print extra messages if desired
1862 if (developer_networkentities.integer >= 2 && cl.entities[enumber].state_current.active != cl.entities[enumber].state_previous.active)
1864 if (cl.entities[enumber].state_current.active == ACTIVE_NETWORK)
1865 Con_Printf("entity #%i has become active\n", enumber);
1866 else if (cl.entities[enumber].state_previous.active)
1867 Con_Printf("entity #%i has become inactive\n", enumber);
1871 d->currentcommit = NULL;
1873 EntityFrame4_ResetDatabase(d);
1876 qboolean EntityFrame4_WriteFrame(sizebuf_t *msg, int maxsize, entityframe4_database_t *d, int numstates, const entity_state_t **states)
1878 const entity_state_t *e, *s;
1879 entity_state_t inactiveentitystate;
1880 int i, n, startnumber;
1882 unsigned char data[128];
1885 // if there isn't enough space to accomplish anything, skip it
1886 if (msg->cursize + 24 > maxsize)
1889 // prepare the buffer
1890 memset(&buf, 0, sizeof(buf));
1892 buf.maxsize = sizeof(data);
1894 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1895 if (!d->commit[i].numentities)
1897 // if commit buffer full, just don't bother writing an update this frame
1898 if (i == MAX_ENTITY_HISTORY)
1900 d->currentcommit = d->commit + i;
1902 // this state's number gets played around with later
1903 inactiveentitystate = defaultstate;
1905 d->currentcommit->numentities = 0;
1906 d->currentcommit->framenum = ++d->latestframenumber;
1907 MSG_WriteByte(msg, svc_entities);
1908 MSG_WriteLong(msg, d->referenceframenum);
1909 MSG_WriteLong(msg, d->currentcommit->framenum);
1910 if (developer_networkentities.integer >= 10)
1912 Con_Printf("send svc_entities num:%i ref:%i (database: ref:%i commits:", d->currentcommit->framenum, d->referenceframenum, d->referenceframenum);
1913 for (i = 0;i < MAX_ENTITY_HISTORY;i++)
1914 if (d->commit[i].numentities)
1915 Con_Printf(" %i", d->commit[i].framenum);
1918 if (d->currententitynumber >= prog->max_edicts)
1921 startnumber = bound(1, d->currententitynumber, prog->max_edicts - 1);
1922 MSG_WriteShort(msg, startnumber);
1923 // reset currententitynumber so if the loop does not break it we will
1924 // start at beginning next frame (if it does break, it will set it)
1925 d->currententitynumber = 1;
1926 for (i = 0, n = startnumber;n < prog->max_edicts;n++)
1928 val = PRVM_EDICTFIELDVALUE((&prog->edicts[n]), prog->fieldoffsets.SendEntity);
1929 if(val && val->function)
1931 // find the old state to delta from
1932 e = EntityFrame4_GetReferenceEntity(d, n);
1933 // prepare the buffer
1935 // entity exists, build an update (if empty there is no change)
1936 // find the state in the list
1937 for (;i < numstates && states[i]->number < n;i++);
1943 EntityState_WriteUpdate(s, &buf, e);
1947 inactiveentitystate.number = n;
1948 s = &inactiveentitystate;
1949 if (e->active == ACTIVE_NETWORK)
1951 // entity used to exist but doesn't anymore, send remove
1952 MSG_WriteShort(&buf, n | 0x8000);
1955 // if the commit is full, we're done this frame
1956 if (msg->cursize + buf.cursize > maxsize - 4)
1958 // next frame we will continue where we left off
1961 // add the entity to the commit
1962 EntityFrame4_AddCommitEntity(d, s);
1963 // if the message is empty, skip out now
1966 // write the message to the packet
1967 SZ_Write(msg, buf.data, buf.cursize);
1970 d->currententitynumber = n;
1972 // remove world message (invalid, and thus a good terminator)
1973 MSG_WriteShort(msg, 0x8000);
1974 // write the number of the end entity
1975 MSG_WriteShort(msg, d->currententitynumber);
1977 d->currentcommit = NULL;
1985 entityframe5_database_t *EntityFrame5_AllocDatabase(mempool_t *pool)
1988 entityframe5_database_t *d;
1989 d = (entityframe5_database_t *)Mem_Alloc(pool, sizeof(*d));
1990 d->latestframenum = 0;
1991 for (i = 0;i < d->maxedicts;i++)
1992 d->states[i] = defaultstate;
1996 void EntityFrame5_FreeDatabase(entityframe5_database_t *d)
1998 // all the [maxedicts] memory is allocated at once, so there's only one
2001 Mem_Free(d->deltabits);
2005 static void EntityFrame5_ExpandEdicts(entityframe5_database_t *d, int newmax)
2007 if (d->maxedicts < newmax)
2009 unsigned char *data;
2010 int oldmaxedicts = d->maxedicts;
2011 int *olddeltabits = d->deltabits;
2012 unsigned char *oldpriorities = d->priorities;
2013 int *oldupdateframenum = d->updateframenum;
2014 entity_state_t *oldstates = d->states;
2015 unsigned char *oldvisiblebits = d->visiblebits;
2016 d->maxedicts = newmax;
2017 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));
2018 d->deltabits = (int *)data;data += d->maxedicts * sizeof(int);
2019 d->priorities = (unsigned char *)data;data += d->maxedicts * sizeof(unsigned char);
2020 d->updateframenum = (int *)data;data += d->maxedicts * sizeof(int);
2021 d->states = (entity_state_t *)data;data += d->maxedicts * sizeof(entity_state_t);
2022 d->visiblebits = (unsigned char *)data;data += (d->maxedicts+7)/8 * sizeof(unsigned char);
2025 memcpy(d->deltabits, olddeltabits, oldmaxedicts * sizeof(int));
2026 memcpy(d->priorities, oldpriorities, oldmaxedicts * sizeof(unsigned char));
2027 memcpy(d->updateframenum, oldupdateframenum, oldmaxedicts * sizeof(int));
2028 memcpy(d->states, oldstates, oldmaxedicts * sizeof(entity_state_t));
2029 memcpy(d->visiblebits, oldvisiblebits, (oldmaxedicts+7)/8 * sizeof(unsigned char));
2030 // the previous buffers were a single allocation, so just one free
2031 Mem_Free(olddeltabits);
2036 static int EntityState5_Priority(entityframe5_database_t *d, int stateindex)
2038 int limit, priority;
2040 // if it is the player, update urgently
2041 if (stateindex == d->viewentnum)
2042 return ENTITYFRAME5_PRIORITYLEVELS - 1;
2043 // priority increases each frame no matter what happens
2044 priority = d->priorities[stateindex] + 1;
2045 // players get an extra priority boost
2046 if (stateindex <= svs.maxclients)
2048 // remove dead entities very quickly because they are just 2 bytes
2049 if (d->states[stateindex].active != ACTIVE_NETWORK)
2052 return bound(1, priority, ENTITYFRAME5_PRIORITYLEVELS - 1);
2054 // certain changes are more noticable than others
2055 if (d->deltabits[stateindex] & (E5_FULLUPDATE | E5_ATTACHMENT | E5_MODEL | E5_FLAGS | E5_COLORMAP))
2057 // find the root entity this one is attached to, and judge relevance by it
2058 for (limit = 0;limit < 256;limit++)
2060 s = d->states + stateindex;
2061 if (s->flags & RENDER_VIEWMODEL)
2062 stateindex = d->viewentnum;
2063 else if (s->tagentity)
2064 stateindex = s->tagentity;
2067 if (d->maxedicts < stateindex)
2068 EntityFrame5_ExpandEdicts(d, (stateindex+256)&~255);
2071 Con_DPrintf("Protocol: Runaway loop recursing tagentity links on entity %i\n", stateindex);
2072 // now that we have the parent entity we can make some decisions based on
2073 // distance from the player
2074 if (VectorDistance(d->states[d->viewentnum].netcenter, s->netcenter) < 1024.0f)
2076 return bound(1, priority, ENTITYFRAME5_PRIORITYLEVELS - 1);
2079 void EntityState5_WriteUpdate(int number, const entity_state_t *s, int changedbits, sizebuf_t *msg)
2081 unsigned int bits = 0;
2082 //dp_model_t *model;
2083 ENTITYSIZEPROFILING_START(msg, s->number);
2086 val = PRVM_EDICTFIELDVALUE((&prog->edicts[s->number]), prog->fieldoffsets.SendEntity);
2087 if(val && val->function)
2090 if (s->active != ACTIVE_NETWORK)
2091 MSG_WriteShort(msg, number | 0x8000);
2095 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))
2096 // maybe also add: ((model = SV_GetModelByIndex(s->modelindex)) != NULL && model->name[0] == '*')
2097 bits |= E5_ORIGIN32;
2100 // (int)(f * 8 - 0.5) >= -32768
2101 // (f * 8 - 0.5) > -32769
2104 // (int)(f * 8 + 0.5) <= 32767
2105 // (f * 8 + 0.5) < 32768
2106 // f * 8 + 0.5) < 4095.9375
2107 if ((bits & E5_ANGLES) && !(s->flags & RENDER_LOWPRECISION))
2108 bits |= E5_ANGLES16;
2109 if ((bits & E5_MODEL) && s->modelindex >= 256)
2111 if ((bits & E5_FRAME) && s->frame >= 256)
2113 if (bits & E5_EFFECTS)
2115 if (s->effects & 0xFFFF0000)
2116 bits |= E5_EFFECTS32;
2117 else if (s->effects & 0xFFFFFF00)
2118 bits |= E5_EFFECTS16;
2124 if (bits >= 16777216)
2126 MSG_WriteShort(msg, number);
2127 MSG_WriteByte(msg, bits & 0xFF);
2128 if (bits & E5_EXTEND1)
2129 MSG_WriteByte(msg, (bits >> 8) & 0xFF);
2130 if (bits & E5_EXTEND2)
2131 MSG_WriteByte(msg, (bits >> 16) & 0xFF);
2132 if (bits & E5_EXTEND3)
2133 MSG_WriteByte(msg, (bits >> 24) & 0xFF);
2134 if (bits & E5_FLAGS)
2135 MSG_WriteByte(msg, s->flags);
2136 if (bits & E5_ORIGIN)
2138 if (bits & E5_ORIGIN32)
2140 MSG_WriteCoord32f(msg, s->origin[0]);
2141 MSG_WriteCoord32f(msg, s->origin[1]);
2142 MSG_WriteCoord32f(msg, s->origin[2]);
2146 MSG_WriteCoord13i(msg, s->origin[0]);
2147 MSG_WriteCoord13i(msg, s->origin[1]);
2148 MSG_WriteCoord13i(msg, s->origin[2]);
2151 if (bits & E5_ANGLES)
2153 if (bits & E5_ANGLES16)
2155 MSG_WriteAngle16i(msg, s->angles[0]);
2156 MSG_WriteAngle16i(msg, s->angles[1]);
2157 MSG_WriteAngle16i(msg, s->angles[2]);
2161 MSG_WriteAngle8i(msg, s->angles[0]);
2162 MSG_WriteAngle8i(msg, s->angles[1]);
2163 MSG_WriteAngle8i(msg, s->angles[2]);
2166 if (bits & E5_MODEL)
2168 if (bits & E5_MODEL16)
2169 MSG_WriteShort(msg, s->modelindex);
2171 MSG_WriteByte(msg, s->modelindex);
2173 if (bits & E5_FRAME)
2175 if (bits & E5_FRAME16)
2176 MSG_WriteShort(msg, s->frame);
2178 MSG_WriteByte(msg, s->frame);
2181 MSG_WriteByte(msg, s->skin);
2182 if (bits & E5_EFFECTS)
2184 if (bits & E5_EFFECTS32)
2185 MSG_WriteLong(msg, s->effects);
2186 else if (bits & E5_EFFECTS16)
2187 MSG_WriteShort(msg, s->effects);
2189 MSG_WriteByte(msg, s->effects);
2191 if (bits & E5_ALPHA)
2192 MSG_WriteByte(msg, s->alpha);
2193 if (bits & E5_SCALE)
2194 MSG_WriteByte(msg, s->scale);
2195 if (bits & E5_COLORMAP)
2196 MSG_WriteByte(msg, s->colormap);
2197 if (bits & E5_ATTACHMENT)
2199 MSG_WriteShort(msg, s->tagentity);
2200 MSG_WriteByte(msg, s->tagindex);
2202 if (bits & E5_LIGHT)
2204 MSG_WriteShort(msg, s->light[0]);
2205 MSG_WriteShort(msg, s->light[1]);
2206 MSG_WriteShort(msg, s->light[2]);
2207 MSG_WriteShort(msg, s->light[3]);
2208 MSG_WriteByte(msg, s->lightstyle);
2209 MSG_WriteByte(msg, s->lightpflags);
2213 MSG_WriteByte(msg, s->glowsize);
2214 MSG_WriteByte(msg, s->glowcolor);
2216 if (bits & E5_COLORMOD)
2218 MSG_WriteByte(msg, s->colormod[0]);
2219 MSG_WriteByte(msg, s->colormod[1]);
2220 MSG_WriteByte(msg, s->colormod[2]);
2222 if (bits & E5_GLOWMOD)
2224 MSG_WriteByte(msg, s->glowmod[0]);
2225 MSG_WriteByte(msg, s->glowmod[1]);
2226 MSG_WriteByte(msg, s->glowmod[2]);
2230 ENTITYSIZEPROFILING_END(msg, s->number);
2233 static void EntityState5_ReadUpdate(entity_state_t *s, int number)
2236 bits = MSG_ReadByte();
2237 if (bits & E5_EXTEND1)
2239 bits |= MSG_ReadByte() << 8;
2240 if (bits & E5_EXTEND2)
2242 bits |= MSG_ReadByte() << 16;
2243 if (bits & E5_EXTEND3)
2244 bits |= MSG_ReadByte() << 24;
2247 if (bits & E5_FULLUPDATE)
2250 s->active = ACTIVE_NETWORK;
2252 if (bits & E5_FLAGS)
2253 s->flags = MSG_ReadByte();
2254 if (bits & E5_ORIGIN)
2256 if (bits & E5_ORIGIN32)
2258 s->origin[0] = MSG_ReadCoord32f();
2259 s->origin[1] = MSG_ReadCoord32f();
2260 s->origin[2] = MSG_ReadCoord32f();
2264 s->origin[0] = MSG_ReadCoord13i();
2265 s->origin[1] = MSG_ReadCoord13i();
2266 s->origin[2] = MSG_ReadCoord13i();
2269 if (bits & E5_ANGLES)
2271 if (bits & E5_ANGLES16)
2273 s->angles[0] = MSG_ReadAngle16i();
2274 s->angles[1] = MSG_ReadAngle16i();
2275 s->angles[2] = MSG_ReadAngle16i();
2279 s->angles[0] = MSG_ReadAngle8i();
2280 s->angles[1] = MSG_ReadAngle8i();
2281 s->angles[2] = MSG_ReadAngle8i();
2284 if (bits & E5_MODEL)
2286 if (bits & E5_MODEL16)
2287 s->modelindex = (unsigned short) MSG_ReadShort();
2289 s->modelindex = MSG_ReadByte();
2291 if (bits & E5_FRAME)
2293 if (bits & E5_FRAME16)
2294 s->frame = (unsigned short) MSG_ReadShort();
2296 s->frame = MSG_ReadByte();
2299 s->skin = MSG_ReadByte();
2300 if (bits & E5_EFFECTS)
2302 if (bits & E5_EFFECTS32)
2303 s->effects = (unsigned int) MSG_ReadLong();
2304 else if (bits & E5_EFFECTS16)
2305 s->effects = (unsigned short) MSG_ReadShort();
2307 s->effects = MSG_ReadByte();
2309 if (bits & E5_ALPHA)
2310 s->alpha = MSG_ReadByte();
2311 if (bits & E5_SCALE)
2312 s->scale = MSG_ReadByte();
2313 if (bits & E5_COLORMAP)
2314 s->colormap = MSG_ReadByte();
2315 if (bits & E5_ATTACHMENT)
2317 s->tagentity = (unsigned short) MSG_ReadShort();
2318 s->tagindex = MSG_ReadByte();
2320 if (bits & E5_LIGHT)
2322 s->light[0] = (unsigned short) MSG_ReadShort();
2323 s->light[1] = (unsigned short) MSG_ReadShort();
2324 s->light[2] = (unsigned short) MSG_ReadShort();
2325 s->light[3] = (unsigned short) MSG_ReadShort();
2326 s->lightstyle = MSG_ReadByte();
2327 s->lightpflags = MSG_ReadByte();
2331 s->glowsize = MSG_ReadByte();
2332 s->glowcolor = MSG_ReadByte();
2334 if (bits & E5_COLORMOD)
2336 s->colormod[0] = MSG_ReadByte();
2337 s->colormod[1] = MSG_ReadByte();
2338 s->colormod[2] = MSG_ReadByte();
2340 if (bits & E5_GLOWMOD)
2342 s->glowmod[0] = MSG_ReadByte();
2343 s->glowmod[1] = MSG_ReadByte();
2344 s->glowmod[2] = MSG_ReadByte();
2348 if (developer_networkentities.integer >= 2)
2350 Con_Printf("ReadFields e%i", number);
2352 if (bits & E5_ORIGIN)
2353 Con_Printf(" E5_ORIGIN %f %f %f", s->origin[0], s->origin[1], s->origin[2]);
2354 if (bits & E5_ANGLES)
2355 Con_Printf(" E5_ANGLES %f %f %f", s->angles[0], s->angles[1], s->angles[2]);
2356 if (bits & E5_MODEL)
2357 Con_Printf(" E5_MODEL %i", s->modelindex);
2358 if (bits & E5_FRAME)
2359 Con_Printf(" E5_FRAME %i", s->frame);
2361 Con_Printf(" E5_SKIN %i", s->skin);
2362 if (bits & E5_EFFECTS)
2363 Con_Printf(" E5_EFFECTS %i", s->effects);
2364 if (bits & E5_FLAGS)
2366 Con_Printf(" E5_FLAGS %i (", s->flags);
2367 if (s->flags & RENDER_STEP)
2369 if (s->flags & RENDER_GLOWTRAIL)
2370 Con_Print(" GLOWTRAIL");
2371 if (s->flags & RENDER_VIEWMODEL)
2372 Con_Print(" VIEWMODEL");
2373 if (s->flags & RENDER_EXTERIORMODEL)
2374 Con_Print(" EXTERIORMODEL");
2375 if (s->flags & RENDER_LOWPRECISION)
2376 Con_Print(" LOWPRECISION");
2377 if (s->flags & RENDER_COLORMAPPED)
2378 Con_Print(" COLORMAPPED");
2379 if (s->flags & RENDER_SHADOW)
2380 Con_Print(" SHADOW");
2381 if (s->flags & RENDER_LIGHT)
2382 Con_Print(" LIGHT");
2383 if (s->flags & RENDER_NOSELFSHADOW)
2384 Con_Print(" NOSELFSHADOW");
2387 if (bits & E5_ALPHA)
2388 Con_Printf(" E5_ALPHA %f", s->alpha / 255.0f);
2389 if (bits & E5_SCALE)
2390 Con_Printf(" E5_SCALE %f", s->scale / 16.0f);
2391 if (bits & E5_COLORMAP)
2392 Con_Printf(" E5_COLORMAP %i", s->colormap);
2393 if (bits & E5_ATTACHMENT)
2394 Con_Printf(" E5_ATTACHMENT e%i:%i", s->tagentity, s->tagindex);
2395 if (bits & E5_LIGHT)
2396 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);
2398 Con_Printf(" E5_GLOW %i:%i", s->glowsize * 4, s->glowcolor);
2399 if (bits & E5_COLORMOD)
2400 Con_Printf(" E5_COLORMOD %f:%f:%f", s->colormod[0] / 32.0f, s->colormod[1] / 32.0f, s->colormod[2] / 32.0f);
2401 if (bits & E5_GLOWMOD)
2402 Con_Printf(" E5_GLOWMOD %f:%f:%f", s->glowmod[0] / 32.0f, s->glowmod[1] / 32.0f, s->glowmod[2] / 32.0f);
2407 static int EntityState5_DeltaBits(const entity_state_t *o, const entity_state_t *n)
2409 unsigned int bits = 0;
2410 if (n->active == ACTIVE_NETWORK)
2412 if (o->active != ACTIVE_NETWORK)
2413 bits |= E5_FULLUPDATE;
2414 if (!VectorCompare(o->origin, n->origin))
2416 if (!VectorCompare(o->angles, n->angles))
2418 if (o->modelindex != n->modelindex)
2420 if (o->frame != n->frame)
2422 if (o->skin != n->skin)
2424 if (o->effects != n->effects)
2426 if (o->flags != n->flags)
2428 if (o->alpha != n->alpha)
2430 if (o->scale != n->scale)
2432 if (o->colormap != n->colormap)
2433 bits |= E5_COLORMAP;
2434 if (o->tagentity != n->tagentity || o->tagindex != n->tagindex)
2435 bits |= E5_ATTACHMENT;
2436 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)
2438 if (o->glowsize != n->glowsize || o->glowcolor != n->glowcolor)
2440 if (o->colormod[0] != n->colormod[0] || o->colormod[1] != n->colormod[1] || o->colormod[2] != n->colormod[2])
2441 bits |= E5_COLORMOD;
2442 if (o->glowmod[0] != n->glowmod[0] || o->glowmod[1] != n->glowmod[1] || o->glowmod[2] != n->glowmod[2])
2446 if (o->active == ACTIVE_NETWORK)
2447 bits |= E5_FULLUPDATE;
2451 void EntityFrame5_CL_ReadFrame(void)
2453 int n, enumber, framenum;
2456 // read the number of this frame to echo back in next input packet
2457 framenum = MSG_ReadLong();
2458 CL_NewFrameReceived(framenum);
2459 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)
2460 cls.servermovesequence = MSG_ReadLong();
2461 // read entity numbers until we find a 0x8000
2462 // (which would be remove world entity, but is actually a terminator)
2463 while ((n = (unsigned short)MSG_ReadShort()) != 0x8000 && !msg_badread)
2465 // get the entity number
2466 enumber = n & 0x7FFF;
2467 // we may need to expand the array
2468 if (cl.num_entities <= enumber)
2470 cl.num_entities = enumber + 1;
2471 if (enumber >= cl.max_entities)
2472 CL_ExpandEntities(enumber);
2474 // look up the entity
2475 ent = cl.entities + enumber;
2476 // slide the current into the previous slot
2477 ent->state_previous = ent->state_current;
2479 s = &ent->state_current;
2488 EntityState5_ReadUpdate(s, enumber);
2490 // set the cl.entities_active flag
2491 cl.entities_active[enumber] = (s->active == ACTIVE_NETWORK);
2492 // set the update time
2493 s->time = cl.mtime[0];
2494 // fix the number (it gets wiped occasionally by copying from defaultstate)
2495 s->number = enumber;
2496 // check if we need to update the lerp stuff
2497 if (s->active == ACTIVE_NETWORK)
2498 CL_MoveLerpEntityStates(&cl.entities[enumber]);
2499 // print extra messages if desired
2500 if (developer_networkentities.integer >= 2 && cl.entities[enumber].state_current.active != cl.entities[enumber].state_previous.active)
2502 if (cl.entities[enumber].state_current.active == ACTIVE_NETWORK)
2503 Con_Printf("entity #%i has become active\n", enumber);
2504 else if (cl.entities[enumber].state_previous.active)
2505 Con_Printf("entity #%i has become inactive\n", enumber);
2510 void EntityFrame5_LostFrame(entityframe5_database_t *d, int framenum)
2512 int i, j, k, l, bits;
2513 entityframe5_changestate_t *s, *s2;
2514 entityframe5_packetlog_t *p, *p2;
2515 unsigned char statsdeltabits[(MAX_CL_STATS+7)/8];
2516 // scan for packets that were lost
2517 for (i = 0, p = d->packetlog;i < ENTITYFRAME5_MAXPACKETLOGS;i++, p++)
2519 if (p->packetnumber && p->packetnumber <= framenum)
2521 // packet was lost - merge deltabits into the main array so they
2522 // will be re-sent, but only if there is no newer update of that
2523 // bit in the logs (as those will arrive before this update)
2524 for (j = 0, s = p->states;j < p->numstates;j++, s++)
2526 // check for any newer updates to this entity and mask off any
2527 // overlapping bits (we don't need to send something again if
2528 // it has already been sent more recently)
2529 bits = s->bits & ~d->deltabits[s->number];
2530 for (k = 0, p2 = d->packetlog;k < ENTITYFRAME5_MAXPACKETLOGS && bits;k++, p2++)
2532 if (p2->packetnumber > framenum)
2534 for (l = 0, s2 = p2->states;l < p2->numstates;l++, s2++)
2536 if (s2->number == s->number)
2544 // if the bits haven't all been cleared, there were some bits
2545 // lost with this packet, so set them again now
2548 d->deltabits[s->number] |= bits;
2549 // if it was a very important update, set priority higher
2550 if (bits & (E5_FULLUPDATE | E5_ATTACHMENT | E5_MODEL | E5_COLORMAP))
2551 d->priorities[s->number] = max(d->priorities[s->number], 4);
2553 d->priorities[s->number] = max(d->priorities[s->number], 1);
2557 for (j = 0;j < MAX_CL_STATS;j++)
2559 for (l = 0;l < (MAX_CL_STATS+7)/8;l++)
2560 statsdeltabits[l] = p->statsdeltabits[l] & ~host_client->statsdeltabits[l];
2561 for (k = 0, p2 = d->packetlog;k < ENTITYFRAME5_MAXPACKETLOGS;k++, p2++)
2562 if (p2->packetnumber > framenum)
2563 for (l = 0;l < (MAX_CL_STATS+7)/8;l++)
2564 statsdeltabits[l] = p->statsdeltabits[l] & ~p2->statsdeltabits[l];
2565 for (l = 0;l < (MAX_CL_STATS+7)/8;l++)
2566 host_client->statsdeltabits[l] |= statsdeltabits[l];
2568 // delete this packet log as it is now obsolete
2569 p->packetnumber = 0;
2574 void EntityFrame5_AckFrame(entityframe5_database_t *d, int framenum)
2577 // scan for packets made obsolete by this ack and delete them
2578 for (i = 0;i < ENTITYFRAME5_MAXPACKETLOGS;i++)
2579 if (d->packetlog[i].packetnumber <= framenum)
2580 d->packetlog[i].packetnumber = 0;
2583 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)
2585 const entity_state_t *n;
2586 int i, num, l, framenum, packetlognumber, priority;
2588 unsigned char data[128];
2589 entityframe5_packetlog_t *packetlog;
2591 if (prog->max_edicts > d->maxedicts)
2592 EntityFrame5_ExpandEdicts(d, prog->max_edicts);
2594 framenum = d->latestframenum + 1;
2595 d->viewentnum = viewentnum;
2597 // if packet log is full, mark all frames as lost, this will cause
2598 // it to send the lost data again
2599 for (packetlognumber = 0;packetlognumber < ENTITYFRAME5_MAXPACKETLOGS;packetlognumber++)
2600 if (d->packetlog[packetlognumber].packetnumber == 0)
2602 if (packetlognumber == ENTITYFRAME5_MAXPACKETLOGS)
2604 Con_DPrintf("EntityFrame5_WriteFrame: packetlog overflow for a client, resetting\n");
2605 EntityFrame5_LostFrame(d, framenum);
2606 packetlognumber = 0;
2609 // prepare the buffer
2610 memset(&buf, 0, sizeof(buf));
2612 buf.maxsize = sizeof(data);
2614 // detect changes in states
2616 for (i = 0;i < numstates;i++)
2619 // mark gaps in entity numbering as removed entities
2620 for (;num < n->number;num++)
2622 // if the entity used to exist, clear it
2623 if (CHECKPVSBIT(d->visiblebits, num))
2625 CLEARPVSBIT(d->visiblebits, num);
2626 d->deltabits[num] = E5_FULLUPDATE;
2627 d->priorities[num] = max(d->priorities[num], 8); // removal is cheap
2628 d->states[num] = defaultstate;
2629 d->states[num].number = num;
2632 // update the entity state data
2633 if (!CHECKPVSBIT(d->visiblebits, num))
2635 // entity just spawned in, don't let it completely hog priority
2636 // because of being ancient on the first frame
2637 d->updateframenum[num] = framenum;
2638 // initial priority is a bit high to make projectiles send on the
2639 // first frame, among other things
2640 d->priorities[num] = max(d->priorities[num], 4);
2642 SETPVSBIT(d->visiblebits, num);
2643 d->deltabits[num] |= EntityState5_DeltaBits(d->states + num, n);
2644 d->priorities[num] = max(d->priorities[num], 1);
2645 d->states[num] = *n;
2646 d->states[num].number = num;
2647 // advance to next entity so the next iteration doesn't immediately remove it
2650 // all remaining entities are dead
2651 for (;num < d->maxedicts;num++)
2653 if (CHECKPVSBIT(d->visiblebits, num))
2655 CLEARPVSBIT(d->visiblebits, num);
2656 d->deltabits[num] = E5_FULLUPDATE;
2657 d->priorities[num] = max(d->priorities[num], 8); // removal is cheap
2658 d->states[num] = defaultstate;
2659 d->states[num].number = num;
2663 // if there isn't at least enough room for an empty svc_entities,
2664 // don't bother trying...
2665 if (buf.cursize + 11 > buf.maxsize)
2668 // build lists of entities by priority level
2669 memset(d->prioritychaincounts, 0, sizeof(d->prioritychaincounts));
2671 for (num = 0;num < d->maxedicts;num++)
2673 if (d->priorities[num])
2675 if (d->deltabits[num])
2677 if (d->priorities[num] < (ENTITYFRAME5_PRIORITYLEVELS - 1))
2678 d->priorities[num] = EntityState5_Priority(d, num);
2680 priority = d->priorities[num];
2681 if (d->prioritychaincounts[priority] < ENTITYFRAME5_MAXSTATES)
2682 d->prioritychains[priority][d->prioritychaincounts[priority]++] = num;
2685 d->priorities[num] = 0;
2690 // write stat updates
2691 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)
2693 for (i = 0;i < MAX_CL_STATS && msg->cursize + 6 + 11 <= maxsize;i++)
2695 if (host_client->statsdeltabits[i>>3] & (1<<(i&7)))
2697 host_client->statsdeltabits[i>>3] &= ~(1<<(i&7));
2698 // add packetlog entry now that we have something for it
2701 packetlog = d->packetlog + packetlognumber;
2702 packetlog->packetnumber = framenum;
2703 packetlog->numstates = 0;
2705 packetlog->statsdeltabits[i>>3] |= (1<<(i&7));
2706 if (host_client->stats[i] >= 0 && host_client->stats[i] < 256)
2708 MSG_WriteByte(msg, svc_updatestatubyte);
2709 MSG_WriteByte(msg, i);
2710 MSG_WriteByte(msg, host_client->stats[i]);
2715 MSG_WriteByte(msg, svc_updatestat);
2716 MSG_WriteByte(msg, i);
2717 MSG_WriteLong(msg, host_client->stats[i]);
2724 // only send empty svc_entities frame if needed
2725 if(!l && !need_empty)
2728 // add packetlog entry now that we have something for it
2731 packetlog = d->packetlog + packetlognumber;
2732 packetlog->packetnumber = framenum;
2733 packetlog->numstates = 0;
2736 // write state updates
2737 if (developer_networkentities.integer >= 10)
2738 Con_Printf("send: svc_entities %i\n", framenum);
2739 d->latestframenum = framenum;
2740 MSG_WriteByte(msg, svc_entities);
2741 MSG_WriteLong(msg, framenum);
2742 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)
2743 MSG_WriteLong(msg, movesequence);
2744 for (priority = ENTITYFRAME5_PRIORITYLEVELS - 1;priority >= 0 && packetlog->numstates < ENTITYFRAME5_MAXSTATES;priority--)
2746 for (i = 0;i < d->prioritychaincounts[priority] && packetlog->numstates < ENTITYFRAME5_MAXSTATES;i++)
2748 num = d->prioritychains[priority][i];
2749 n = d->states + num;
2750 if (d->deltabits[num] & E5_FULLUPDATE)
2751 d->deltabits[num] = E5_FULLUPDATE | EntityState5_DeltaBits(&defaultstate, n);
2753 EntityState5_WriteUpdate(num, n, d->deltabits[num], &buf);
2754 // if the entity won't fit, try the next one
2755 if (msg->cursize + buf.cursize + 2 > maxsize)
2757 // write entity to the packet
2758 SZ_Write(msg, buf.data, buf.cursize);
2759 // mark age on entity for prioritization
2760 d->updateframenum[num] = framenum;
2761 // log entity so deltabits can be restored later if lost
2762 packetlog->states[packetlog->numstates].number = num;
2763 packetlog->states[packetlog->numstates].bits = d->deltabits[num];
2764 packetlog->numstates++;
2765 // clear deltabits and priority so it won't be sent again
2766 d->deltabits[num] = 0;
2767 d->priorities[num] = 0;
2770 MSG_WriteShort(msg, 0x8000);
2776 static void QW_TranslateEffects(entity_state_t *s, int qweffects)
2779 s->internaleffects = 0;
2780 if (qweffects & QW_EF_BRIGHTFIELD)
2781 s->effects |= EF_BRIGHTFIELD;
2782 if (qweffects & QW_EF_MUZZLEFLASH)
2783 s->effects |= EF_MUZZLEFLASH;
2784 if (qweffects & QW_EF_FLAG1)
2786 // mimic FTEQW's interpretation of EF_FLAG1 as EF_NODRAW on non-player entities
2787 if (s->number > cl.maxclients)
2788 s->effects |= EF_NODRAW;
2790 s->internaleffects |= INTEF_FLAG1QW;
2792 if (qweffects & QW_EF_FLAG2)
2794 // mimic FTEQW's interpretation of EF_FLAG2 as EF_ADDITIVE on non-player entities
2795 if (s->number > cl.maxclients)
2796 s->effects |= EF_ADDITIVE;
2798 s->internaleffects |= INTEF_FLAG2QW;
2800 if (qweffects & QW_EF_RED)
2802 if (qweffects & QW_EF_BLUE)
2803 s->effects |= EF_RED | EF_BLUE;
2805 s->effects |= EF_RED;
2807 else if (qweffects & QW_EF_BLUE)
2808 s->effects |= EF_BLUE;
2809 else if (qweffects & QW_EF_BRIGHTLIGHT)
2810 s->effects |= EF_BRIGHTLIGHT;
2811 else if (qweffects & QW_EF_DIMLIGHT)
2812 s->effects |= EF_DIMLIGHT;
2815 void EntityStateQW_ReadPlayerUpdate(void)
2817 int slot = MSG_ReadByte();
2818 int enumber = slot + 1;
2824 // look up the entity
2825 entity_t *ent = cl.entities + enumber;
2829 // slide the current state into the previous
2830 ent->state_previous = ent->state_current;
2833 s = &ent->state_current;
2835 s->active = ACTIVE_NETWORK;
2836 s->number = enumber;
2837 s->colormap = enumber;
2838 playerflags = MSG_ReadShort();
2839 MSG_ReadVector(s->origin, cls.protocol);
2840 s->frame = MSG_ReadByte();
2842 VectorClear(viewangles);
2843 VectorClear(velocity);
2845 if (playerflags & QW_PF_MSEC)
2847 // time difference between last update this player sent to the server,
2848 // and last input we sent to the server (this packet is in response to
2849 // our input, so msec is how long ago the last update of this player
2850 // entity occurred, compared to our input being received)
2851 msec = MSG_ReadByte();
2855 if (playerflags & QW_PF_COMMAND)
2857 bits = MSG_ReadByte();
2858 if (bits & QW_CM_ANGLE1)
2859 viewangles[0] = MSG_ReadAngle16i(); // cmd->angles[0]
2860 if (bits & QW_CM_ANGLE2)
2861 viewangles[1] = MSG_ReadAngle16i(); // cmd->angles[1]
2862 if (bits & QW_CM_ANGLE3)
2863 viewangles[2] = MSG_ReadAngle16i(); // cmd->angles[2]
2864 if (bits & QW_CM_FORWARD)
2865 MSG_ReadShort(); // cmd->forwardmove
2866 if (bits & QW_CM_SIDE)
2867 MSG_ReadShort(); // cmd->sidemove
2868 if (bits & QW_CM_UP)
2869 MSG_ReadShort(); // cmd->upmove
2870 if (bits & QW_CM_BUTTONS)
2871 MSG_ReadByte(); // cmd->buttons
2872 if (bits & QW_CM_IMPULSE)
2873 MSG_ReadByte(); // cmd->impulse
2874 MSG_ReadByte(); // cmd->msec
2876 if (playerflags & QW_PF_VELOCITY1)
2877 velocity[0] = MSG_ReadShort();
2878 if (playerflags & QW_PF_VELOCITY2)
2879 velocity[1] = MSG_ReadShort();
2880 if (playerflags & QW_PF_VELOCITY3)
2881 velocity[2] = MSG_ReadShort();
2882 if (playerflags & QW_PF_MODEL)
2883 s->modelindex = MSG_ReadByte();
2885 s->modelindex = cl.qw_modelindex_player;
2886 if (playerflags & QW_PF_SKINNUM)
2887 s->skin = MSG_ReadByte();
2888 if (playerflags & QW_PF_EFFECTS)
2889 QW_TranslateEffects(s, MSG_ReadByte());
2890 if (playerflags & QW_PF_WEAPONFRAME)
2891 weaponframe = MSG_ReadByte();
2895 if (enumber == cl.playerentity)
2897 // if this is an update on our player, update the angles
2898 VectorCopy(cl.viewangles, viewangles);
2901 // calculate the entity angles from the viewangles
2902 s->angles[0] = viewangles[0] * -0.0333;
2903 s->angles[1] = viewangles[1];
2905 s->angles[2] = V_CalcRoll(s->angles, velocity)*4;
2907 // if this is an update on our player, update interpolation state
2908 if (enumber == cl.playerentity)
2910 VectorCopy (cl.mpunchangle[0], cl.mpunchangle[1]);
2911 VectorCopy (cl.mpunchvector[0], cl.mpunchvector[1]);
2912 VectorCopy (cl.mvelocity[0], cl.mvelocity[1]);
2913 cl.mviewzoom[1] = cl.mviewzoom[0];
2916 cl.mpunchangle[0][0] = 0;
2917 cl.mpunchangle[0][1] = 0;
2918 cl.mpunchangle[0][2] = 0;
2919 cl.mpunchvector[0][0] = 0;
2920 cl.mpunchvector[0][1] = 0;
2921 cl.mpunchvector[0][2] = 0;
2922 cl.mvelocity[0][0] = 0;
2923 cl.mvelocity[0][1] = 0;
2924 cl.mvelocity[0][2] = 0;
2925 cl.mviewzoom[0] = 1;
2927 VectorCopy(velocity, cl.mvelocity[0]);
2928 cl.stats[STAT_WEAPONFRAME] = weaponframe;
2929 if (playerflags & QW_PF_GIB)
2930 cl.stats[STAT_VIEWHEIGHT] = 8;
2931 else if (playerflags & QW_PF_DEAD)
2932 cl.stats[STAT_VIEWHEIGHT] = -16;
2934 cl.stats[STAT_VIEWHEIGHT] = 22;
2937 // set the cl.entities_active flag
2938 cl.entities_active[enumber] = (s->active == ACTIVE_NETWORK);
2939 // set the update time
2940 s->time = cl.mtime[0] - msec * 0.001; // qw has no clock
2941 // check if we need to update the lerp stuff
2942 if (s->active == ACTIVE_NETWORK)
2943 CL_MoveLerpEntityStates(&cl.entities[enumber]);
2946 static void EntityStateQW_ReadEntityUpdate(entity_state_t *s, int bits)
2949 s->active = ACTIVE_NETWORK;
2950 s->number = bits & 511;
2952 if (bits & QW_U_MOREBITS)
2953 bits |= MSG_ReadByte();
2955 // store the QW_U_SOLID bit here?
2957 if (bits & QW_U_MODEL)
2958 s->modelindex = MSG_ReadByte();
2959 if (bits & QW_U_FRAME)
2960 s->frame = MSG_ReadByte();
2961 if (bits & QW_U_COLORMAP)
2962 s->colormap = MSG_ReadByte();
2963 if (bits & QW_U_SKIN)
2964 s->skin = MSG_ReadByte();
2965 if (bits & QW_U_EFFECTS)
2966 QW_TranslateEffects(s, qweffects = MSG_ReadByte());
2967 if (bits & QW_U_ORIGIN1)
2968 s->origin[0] = MSG_ReadCoord13i();
2969 if (bits & QW_U_ANGLE1)
2970 s->angles[0] = MSG_ReadAngle8i();
2971 if (bits & QW_U_ORIGIN2)
2972 s->origin[1] = MSG_ReadCoord13i();
2973 if (bits & QW_U_ANGLE2)
2974 s->angles[1] = MSG_ReadAngle8i();
2975 if (bits & QW_U_ORIGIN3)
2976 s->origin[2] = MSG_ReadCoord13i();
2977 if (bits & QW_U_ANGLE3)
2978 s->angles[2] = MSG_ReadAngle8i();
2980 if (developer_networkentities.integer >= 2)
2982 Con_Printf("ReadFields e%i", s->number);
2983 if (bits & QW_U_MODEL)
2984 Con_Printf(" U_MODEL %i", s->modelindex);
2985 if (bits & QW_U_FRAME)
2986 Con_Printf(" U_FRAME %i", s->frame);
2987 if (bits & QW_U_COLORMAP)
2988 Con_Printf(" U_COLORMAP %i", s->colormap);
2989 if (bits & QW_U_SKIN)
2990 Con_Printf(" U_SKIN %i", s->skin);
2991 if (bits & QW_U_EFFECTS)
2992 Con_Printf(" U_EFFECTS %i", qweffects);
2993 if (bits & QW_U_ORIGIN1)
2994 Con_Printf(" U_ORIGIN1 %f", s->origin[0]);
2995 if (bits & QW_U_ANGLE1)
2996 Con_Printf(" U_ANGLE1 %f", s->angles[0]);
2997 if (bits & QW_U_ORIGIN2)
2998 Con_Printf(" U_ORIGIN2 %f", s->origin[1]);
2999 if (bits & QW_U_ANGLE2)
3000 Con_Printf(" U_ANGLE2 %f", s->angles[1]);
3001 if (bits & QW_U_ORIGIN3)
3002 Con_Printf(" U_ORIGIN3 %f", s->origin[2]);
3003 if (bits & QW_U_ANGLE3)
3004 Con_Printf(" U_ANGLE3 %f", s->angles[2]);
3005 if (bits & QW_U_SOLID)
3006 Con_Printf(" U_SOLID");
3011 entityframeqw_database_t *EntityFrameQW_AllocDatabase(mempool_t *pool)
3013 entityframeqw_database_t *d;
3014 d = (entityframeqw_database_t *)Mem_Alloc(pool, sizeof(*d));
3018 void EntityFrameQW_FreeDatabase(entityframeqw_database_t *d)
3023 void EntityFrameQW_CL_ReadFrame(qboolean delta)
3025 qboolean invalid = false;
3026 int number, oldsnapindex, newsnapindex, oldindex, newindex, oldnum, newnum;
3028 entityframeqw_database_t *d;
3029 entityframeqw_snapshot_t *oldsnap, *newsnap;
3031 if (!cl.entitydatabaseqw)
3032 cl.entitydatabaseqw = EntityFrameQW_AllocDatabase(cls.levelmempool);
3033 d = cl.entitydatabaseqw;
3035 // there is no cls.netcon in demos, so this reading code can't access
3036 // cls.netcon-> at all... so cls.qw_incoming_sequence and
3037 // cls.qw_outgoing_sequence are updated every time the corresponding
3038 // cls.netcon->qw. variables are updated
3039 // read the number of this frame to echo back in next input packet
3040 cl.qw_validsequence = cls.qw_incoming_sequence;
3041 newsnapindex = cl.qw_validsequence & QW_UPDATE_MASK;
3042 newsnap = d->snapshot + newsnapindex;
3043 memset(newsnap, 0, sizeof(*newsnap));
3048 number = MSG_ReadByte();
3049 oldsnapindex = cl.qw_deltasequence[newsnapindex];
3050 if ((number & QW_UPDATE_MASK) != (oldsnapindex & QW_UPDATE_MASK))
3051 Con_DPrintf("WARNING: from mismatch\n");
3052 if (oldsnapindex != -1)
3054 if (cls.qw_outgoing_sequence - oldsnapindex >= QW_UPDATE_BACKUP-1)
3056 Con_DPrintf("delta update too old\n");
3057 newsnap->invalid = invalid = true; // too old
3060 oldsnap = d->snapshot + (oldsnapindex & QW_UPDATE_MASK);
3066 // if we can't decode this frame properly, report that to the server
3068 cl.qw_validsequence = 0;
3070 // read entity numbers until we find a 0x0000
3071 // (which would be an empty update on world entity, but is actually a terminator)
3072 newsnap->num_entities = 0;
3076 int word = (unsigned short)MSG_ReadShort();
3078 return; // just return, the main parser will print an error
3079 newnum = word == 0 ? 512 : (word & 511);
3080 oldnum = delta ? (oldindex >= oldsnap->num_entities ? 9999 : oldsnap->entities[oldindex].number) : 9999;
3082 // copy unmodified oldsnap entities
3083 while (newnum > oldnum) // delta only
3085 if (developer_networkentities.integer >= 2)
3086 Con_Printf("copy %i\n", oldnum);
3087 // copy one of the old entities
3088 if (newsnap->num_entities >= QW_MAX_PACKET_ENTITIES)
3089 Host_Error("EntityFrameQW_CL_ReadFrame: newsnap->num_entities == MAX_PACKETENTITIES");
3090 newsnap->entities[newsnap->num_entities] = oldsnap->entities[oldindex++];
3091 newsnap->num_entities++;
3092 oldnum = oldindex >= oldsnap->num_entities ? 9999 : oldsnap->entities[oldindex].number;
3098 if (developer_networkentities.integer >= 2)
3100 if (word & QW_U_REMOVE)
3101 Con_Printf("remove %i\n", newnum);
3102 else if (newnum == oldnum)
3103 Con_Printf("delta %i\n", newnum);
3105 Con_Printf("baseline %i\n", newnum);
3108 if (word & QW_U_REMOVE)
3110 if (newnum != oldnum && !delta && !invalid)
3112 cl.qw_validsequence = 0;
3113 Con_Printf("WARNING: U_REMOVE %i on full update\n", newnum);
3118 if (newsnap->num_entities >= QW_MAX_PACKET_ENTITIES)
3119 Host_Error("EntityFrameQW_CL_ReadFrame: newsnap->num_entities == MAX_PACKETENTITIES");
3120 newsnap->entities[newsnap->num_entities] = (newnum == oldnum) ? oldsnap->entities[oldindex] : cl.entities[newnum].state_baseline;
3121 EntityStateQW_ReadEntityUpdate(newsnap->entities + newsnap->num_entities, word);
3122 newsnap->num_entities++;
3125 if (newnum == oldnum)
3129 // expand cl.num_entities to include every entity we've seen this game
3130 newnum = newsnap->num_entities ? newsnap->entities[newsnap->num_entities - 1].number : 1;
3131 if (cl.num_entities <= newnum)
3133 cl.num_entities = newnum + 1;
3134 if (cl.max_entities < newnum + 1)
3135 CL_ExpandEntities(newnum);
3138 // now update the non-player entities from the snapshot states
3139 number = cl.maxclients + 1;
3140 for (newindex = 0;;newindex++)
3142 newnum = newindex >= newsnap->num_entities ? cl.num_entities : newsnap->entities[newindex].number;
3143 // kill any missing entities
3144 for (;number < newnum;number++)
3146 if (cl.entities_active[number])
3148 cl.entities_active[number] = false;
3149 cl.entities[number].state_current.active = ACTIVE_NOT;
3152 if (number >= cl.num_entities)
3154 // update the entity
3155 ent = &cl.entities[number];
3156 ent->state_previous = ent->state_current;
3157 ent->state_current = newsnap->entities[newindex];
3158 ent->state_current.time = cl.mtime[0];
3159 CL_MoveLerpEntityStates(ent);
3160 // the entity lives again...
3161 cl.entities_active[number] = true;