2 Copyright (C) 1996-1997 Id Software, Inc.
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 See the GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
25 typedef struct server_static_s
27 /// number of svs.clients slots (updated by maxplayers command)
28 int maxclients, maxclients_next;
30 struct client_s *clients;
31 /// episode completion information
33 /// cleared when at SV_SpawnServer
34 qboolean changelevel_issued;
36 char serverinfo[MAX_SERVERINFO_STRING];
40 float perf_offset_avg;
41 float perf_offset_max;
42 float perf_offset_sdev;
43 // temporary performance data accumulators
44 float perf_acc_realtime;
45 float perf_acc_sleeptime;
47 float perf_acc_offset;
48 float perf_acc_offset_squared;
49 float perf_acc_offset_max;
50 int perf_acc_offset_samples;
53 unsigned char *csqc_progdata;
54 size_t csqc_progsize_deflated;
55 unsigned char *csqc_progdata_deflated;
59 //=============================================================================
61 typedef enum server_state_e {ss_loading, ss_active} server_state_t;
63 #define MAX_CONNECTFLOODADDRESSES 16
64 typedef struct server_connectfloodaddress_s
67 lhnetaddress_t address;
69 server_connectfloodaddress_t;
71 typedef struct server_s
73 /// false if only a net client
78 /// handle connections specially
81 /// one of the PROTOCOL_ values
82 protocolversion_t protocol;
88 // used by PF_checkclient
92 // crc of clientside progs at time of level start
93 int csqc_progcrc; // -1 = no progs
94 int csqc_progsize; // -1 = no progs
95 char csqc_progname[MAX_QPATH]; // copied from csqc_progname at level start
97 /// collision culling data
102 /// maps/<name>.bsp, for model_precache[0]
104 struct model_s *worldmodel;
106 // LordHavoc: precaches are now MAX_QPATH rather than a pointer
107 // updated by SV_ModelIndex
108 char model_precache[MAX_MODELS][MAX_QPATH];
109 struct model_s *models[MAX_MODELS];
111 // LordHavoc: precaches are now MAX_QPATH rather than a pointer
112 // updated by SV_SoundIndex
113 char sound_precache[MAX_SOUNDS][MAX_QPATH];
114 char lightstyles[MAX_LIGHTSTYLES][64];
115 /// some actions are only valid during load
116 server_state_t state;
119 unsigned char datagram_buf[NET_MAXMESSAGE];
121 // copied to all clients at end of frame
122 sizebuf_t reliable_datagram;
123 unsigned char reliable_datagram_buf[NET_MAXMESSAGE];
126 /// LordHavoc: increased signon message buffer from 8192
127 unsigned char signon_buf[NET_MAXMESSAGE];
129 /// connection flood blocking
130 /// note this is in server_t rather than server_static_t so that it is
131 /// reset on each map command (such as New Game in singleplayer)
132 server_connectfloodaddress_t connectfloodaddresses[MAX_CONNECTFLOODADDRESSES];
134 #define SV_MAX_PARTICLEEFFECTNAME 256
135 qboolean particleeffectnamesloaded;
136 char particleeffectname[SV_MAX_PARTICLEEFFECTNAME][MAX_QPATH];
138 int writeentitiestoclient_stats_culled_pvs;
139 int writeentitiestoclient_stats_culled_trace;
140 int writeentitiestoclient_stats_visibleentities;
141 int writeentitiestoclient_stats_totalentities;
142 int writeentitiestoclient_cliententitynumber;
143 int writeentitiestoclient_clientnumber;
144 sizebuf_t *writeentitiestoclient_msg;
145 vec3_t writeentitiestoclient_eyes[MAX_CLIENTNETWORKEYES];
146 int writeentitiestoclient_numeyes;
147 int writeentitiestoclient_pvsbytes;
148 unsigned char writeentitiestoclient_pvs[MAX_MAP_LEAFS/8];
149 const entity_state_t *writeentitiestoclient_sendstates[MAX_EDICTS];
150 unsigned short writeentitiestoclient_csqcsendstates[MAX_EDICTS];
153 entity_state_t sendentities[MAX_EDICTS];
154 entity_state_t *sendentitiesindex[MAX_EDICTS];
156 int sententitiesmark;
157 int sententities[MAX_EDICTS];
158 int sententitiesconsideration[MAX_EDICTS];
160 /// legacy support for self.Version based csqc entity networking
161 unsigned char csqcentityversion[MAX_EDICTS]; // legacy
164 #define NUM_CSQCENTITIES_PER_FRAME 1024
165 typedef struct csqcentityframedb_s
169 unsigned short entno[NUM_CSQCENTITIES_PER_FRAME];
170 int sendflags[NUM_CSQCENTITIES_PER_FRAME];
171 } csqcentityframedb_t;
173 // if defined this does ping smoothing, otherwise it does not
174 //#define NUM_PING_TIMES 16
176 #define NUM_SPAWN_PARMS 16
178 typedef struct client_s
180 /// false = empty client slot
182 /// false = don't do ClientDisconnect on drop
183 qboolean clientconnectcalled;
184 /// false = don't send datagrams
186 /// 1 = send svc_serverinfo and advance to 2, 2 doesn't send, then advances to 0 (allowing unlimited sending) when prespawn is received
189 /// requested rate in bytes per second
192 /// realtime this client connected
195 /// keepalive messages must be sent periodically during signon
196 double keepalivetime;
198 /// communications handle
199 netconn_t *netconnection;
202 signed char movement_count[NETGRAPH_PACKETS];
203 int movement_highestsequence_seen; // not the same as movesequence if prediction is off
206 /// intended motion calced from cmd
209 /// PRVM_EDICT_NUM(clientnum+1)
212 #ifdef NUM_PING_TIMES
213 float ping_times[NUM_PING_TIMES];
214 /// ping_times[num_pings%NUM_PING_TIMES]
217 /// LordHavoc: can be used for prediction or whatever...
220 /// this is used by sv_clmovement_minping code
221 double clmovement_disabletimeout;
222 /// this is used by sv_clmovement_inputtimeout code
223 float clmovement_inputtimeout;
225 /// spawn parms are carried from level to level
226 float spawn_parms[NUM_SPAWN_PARMS];
228 // properties that are sent across the network only when changed
229 char name[64], old_name[64];
230 int colors, old_colors;
231 int frags, old_frags;
232 char playermodel[MAX_QPATH], old_model[MAX_QPATH];
233 char playerskin[MAX_QPATH], old_skin[MAX_QPATH];
235 /// netaddress support
236 char netaddress[MAX_QPATH];
239 float visibletime[MAX_EDICTS];
241 // scope is whether an entity is currently being networked to this client
242 // sendflags is what properties have changed on the entity since the last
243 // update that was sent
245 unsigned char csqcentityscope[MAX_EDICTS];
246 unsigned int csqcentitysendflags[MAX_EDICTS];
248 #define NUM_CSQCENTITYDB_FRAMES 64
249 unsigned char csqcentityglobalhistory[MAX_EDICTS]; // set to 1 if the entity was ever csqc networked to the client, and never reset back to 0
250 csqcentityframedb_t csqcentityframehistory[NUM_CSQCENTITYDB_FRAMES];
251 int csqcentityframehistory_next;
253 /// prevent animated names
256 /// latest received clc_ackframe (used to detect packet loss)
259 /// cache weaponmodel name lookups
260 char weaponmodel[MAX_QPATH];
261 int weaponmodelindex;
263 /// clientcamera (entity to use as camera)
266 entityframe_database_t *entitydatabase;
267 entityframe4_database_t *entitydatabase4;
268 entityframe5_database_t *entitydatabase5;
270 // delta compression of stats
271 unsigned char statsdeltabits[(MAX_CL_STATS+7)/8];
272 int stats[MAX_CL_STATS];
274 unsigned char unreliablemsg_data[NET_MAXMESSAGE];
275 sizebuf_t unreliablemsg;
276 int unreliablemsg_splitpoints;
277 int unreliablemsg_splitpoint[NET_MAXMESSAGE/16];
279 // information on an active download if any
280 qfile_t *download_file;
281 int download_expectedposition; ///< next position the client should ack
282 qboolean download_started;
283 char download_name[MAX_QPATH];
284 qboolean download_deflate;
287 qboolean fixangle_angles_set;
288 vec3_t fixangle_angles;
291 qfile_t *sv_demo_file;
293 // number of skipped entity frames
294 // if it exceeds a limit, an empty entity frame is sent
295 int num_skippedentityframes;
299 //=============================================================================
301 // edict->movetype values
302 #define MOVETYPE_NONE 0 ///< never moves
303 #define MOVETYPE_ANGLENOCLIP 1
304 #define MOVETYPE_ANGLECLIP 2
305 #define MOVETYPE_WALK 3 ///< gravity
306 #define MOVETYPE_STEP 4 ///< gravity, special edge handling
307 #define MOVETYPE_FLY 5
308 #define MOVETYPE_TOSS 6 ///< gravity
309 #define MOVETYPE_PUSH 7 ///< no clip to world, push and crush
310 #define MOVETYPE_NOCLIP 8
311 #define MOVETYPE_FLYMISSILE 9 ///< extra size to monsters
312 #define MOVETYPE_BOUNCE 10
313 #define MOVETYPE_BOUNCEMISSILE 11 ///< bounce w/o gravity
314 #define MOVETYPE_FOLLOW 12 ///< track movement of aiment
315 #define MOVETYPE_FAKEPUSH 13 ///< tenebrae's push that doesn't push
316 #define MOVETYPE_PHYSICS 32 ///< indicates this object is physics controlled
318 // edict->solid values
319 #define SOLID_NOT 0 ///< no interaction with other objects
320 #define SOLID_TRIGGER 1 ///< touch on edge, but not blocking
321 #define SOLID_BBOX 2 ///< touch on edge, block
322 #define SOLID_SLIDEBOX 3 ///< touch on edge, but not an onground
323 #define SOLID_BSP 4 ///< bsp clip, touch on edge, block
324 // LordHavoc: corpse code
325 #define SOLID_CORPSE 5 ///< same as SOLID_BBOX, except it behaves as SOLID_NOT against SOLID_SLIDEBOX objects (players/monsters)
326 // LordHavoc: physics
327 #define SOLID_PHYSICS_BOX 32 ///< physics object (mins, maxs, mass, origin, axis_forward, axis_left, axis_up, velocity, spinvelocity)
328 #define SOLID_PHYSICS_SPHERE 33 ///< physics object (mins, maxs, mass, origin, axis_forward, axis_left, axis_up, velocity, spinvelocity)
329 #define SOLID_PHYSICS_CAPSULE 34 ///< physics object (mins, maxs, mass, origin, axis_forward, axis_left, axis_up, velocity, spinvelocity)
331 // edict->deadflag values
343 #define FL_CONVEYOR 4
345 #define FL_INWATER 16
346 #define FL_MONSTER 32
347 #define FL_GODMODE 64
348 #define FL_NOTARGET 128
350 #define FL_ONGROUND 512
351 #define FL_PARTIALGROUND 1024 ///< not all corners are valid
352 #define FL_WATERJUMP 2048 ///< player jumping out of water
353 #define FL_JUMPRELEASED 4096 ///< for jump debouncing
355 #define SPAWNFLAG_NOT_EASY 256
356 #define SPAWNFLAG_NOT_MEDIUM 512
357 #define SPAWNFLAG_NOT_HARD 1024
358 #define SPAWNFLAG_NOT_DEATHMATCH 2048
360 //============================================================================
363 extern cvar_t deathmatch;
364 extern cvar_t fraglimit;
365 extern cvar_t gamecfg;
366 extern cvar_t noexit;
367 extern cvar_t nomonsters;
368 extern cvar_t pausable;
369 extern cvar_t pr_checkextension;
370 extern cvar_t samelevel;
371 extern cvar_t saved1;
372 extern cvar_t saved2;
373 extern cvar_t saved3;
374 extern cvar_t saved4;
375 extern cvar_t savedgamecfg;
376 extern cvar_t scratch1;
377 extern cvar_t scratch2;
378 extern cvar_t scratch3;
379 extern cvar_t scratch4;
381 extern cvar_t slowmo;
382 extern cvar_t sv_accelerate;
383 extern cvar_t sv_aim;
384 extern cvar_t sv_airaccel_qw;
385 extern cvar_t sv_airaccel_sideways_friction;
386 extern cvar_t sv_airaccelerate;
387 extern cvar_t sv_airstopaccelerate;
388 extern cvar_t sv_airstrafeaccelerate;
389 extern cvar_t sv_maxairstrafespeed;
390 extern cvar_t sv_aircontrol;
391 extern cvar_t sv_allowdownloads;
392 extern cvar_t sv_allowdownloads_archive;
393 extern cvar_t sv_allowdownloads_config;
394 extern cvar_t sv_allowdownloads_dlcache;
395 extern cvar_t sv_allowdownloads_inarchive;
396 extern cvar_t sv_areagrid_mingridsize;
397 extern cvar_t sv_checkforpacketsduringsleep;
398 extern cvar_t sv_clmovement_enable;
399 extern cvar_t sv_clmovement_minping;
400 extern cvar_t sv_clmovement_minping_disabletime;
401 extern cvar_t sv_clmovement_inputtimeout;
402 extern cvar_t sv_clmovement_maxnetfps;
403 extern cvar_t sv_cullentities_nevercullbmodels;
404 extern cvar_t sv_cullentities_pvs;
405 extern cvar_t sv_cullentities_stats;
406 extern cvar_t sv_cullentities_trace;
407 extern cvar_t sv_cullentities_trace_delay;
408 extern cvar_t sv_cullentities_trace_enlarge;
409 extern cvar_t sv_cullentities_trace_prediction;
410 extern cvar_t sv_cullentities_trace_samples;
411 extern cvar_t sv_cullentities_trace_samples_extra;
412 extern cvar_t sv_debugmove;
413 extern cvar_t sv_echobprint;
414 extern cvar_t sv_edgefriction;
415 extern cvar_t sv_entpatch;
416 extern cvar_t sv_fixedframeratesingleplayer;
417 extern cvar_t sv_freezenonclients;
418 extern cvar_t sv_friction;
419 extern cvar_t sv_gameplayfix_blowupfallenzombies;
420 extern cvar_t sv_gameplayfix_consistentplayerprethink;
421 extern cvar_t sv_gameplayfix_delayprojectiles;
422 extern cvar_t sv_gameplayfix_droptofloorstartsolid;
423 extern cvar_t sv_gameplayfix_droptofloorstartsolid_nudgetocorrect;
424 extern cvar_t sv_gameplayfix_easierwaterjump;
425 extern cvar_t sv_gameplayfix_findradiusdistancetobox;
426 extern cvar_t sv_gameplayfix_gravityunaffectedbyticrate;
427 extern cvar_t sv_gameplayfix_nogravityonground;
428 extern cvar_t sv_gameplayfix_grenadebouncedownslopes;
429 extern cvar_t sv_gameplayfix_multiplethinksperframe;
430 extern cvar_t sv_gameplayfix_noairborncorpse;
431 extern cvar_t sv_gameplayfix_noairborncorpse_allowsuspendeditems;
432 extern cvar_t sv_gameplayfix_nudgeoutofsolid;
433 extern cvar_t sv_gameplayfix_nudgeoutofsolid_bias;
434 extern cvar_t sv_gameplayfix_setmodelrealbox;
435 extern cvar_t sv_gameplayfix_slidemoveprojectiles;
436 extern cvar_t sv_gameplayfix_stepdown;
437 extern cvar_t sv_gameplayfix_stepwhilejumping;
438 extern cvar_t sv_gameplayfix_stepmultipletimes;
439 extern cvar_t sv_gameplayfix_swiminbmodels;
440 extern cvar_t sv_gameplayfix_upwardvelocityclearsongroundflag;
441 extern cvar_t sv_gameplayfix_downtracesupportsongroundflag;
442 extern cvar_t sv_gravity;
443 extern cvar_t sv_idealpitchscale;
444 extern cvar_t sv_jumpstep;
445 extern cvar_t sv_jumpvelocity;
446 extern cvar_t sv_maxairspeed;
447 extern cvar_t sv_maxrate;
448 extern cvar_t sv_maxspeed;
449 extern cvar_t sv_maxvelocity;
450 extern cvar_t sv_nostep;
451 extern cvar_t sv_playerphysicsqc;
452 extern cvar_t sv_progs;
453 extern cvar_t sv_protocolname;
454 extern cvar_t sv_random_seed;
455 extern cvar_t sv_ratelimitlocalplayer;
456 extern cvar_t sv_sound_land;
457 extern cvar_t sv_sound_watersplash;
458 extern cvar_t sv_stepheight;
459 extern cvar_t sv_stopspeed;
460 extern cvar_t sv_wallfriction;
461 extern cvar_t sv_wateraccelerate;
462 extern cvar_t sv_waterfriction;
463 extern cvar_t sys_ticrate;
464 extern cvar_t teamplay;
466 extern cvar_t timelimit;
468 extern mempool_t *sv_mempool;
470 /// persistant server info
471 extern server_static_t svs;
475 extern client_t *host_client;
477 //===========================================================
481 void SV_StartParticle (vec3_t org, vec3_t dir, int color, int count);
482 void SV_StartEffect (vec3_t org, int modelindex, int startframe, int framecount, int framerate);
483 void SV_StartSound (prvm_edict_t *entity, int channel, const char *sample, int volume, float attenuation);
484 void SV_StartPointSound (vec3_t origin, const char *sample, int volume, float attenuation);
486 void SV_ConnectClient (int clientnum, netconn_t *netconnection);
487 void SV_DropClient (qboolean crash);
489 void SV_SendClientMessages (void);
491 void SV_ReadClientMessage(void);
493 // precachemode values:
494 // 0 = fail if not precached,
495 // 1 = warn if not found and precache if possible
497 int SV_ModelIndex(const char *s, int precachemode);
498 int SV_SoundIndex(const char *s, int precachemode);
500 int SV_ParticleEffectIndex(const char *name);
502 dp_model_t *SV_GetModelByIndex(int modelindex);
503 dp_model_t *SV_GetModelFromEdict(prvm_edict_t *ed);
505 void SV_SetIdealPitch (void);
507 void SV_AddUpdates (void);
509 void SV_ClientThink (void);
511 void SV_ClientPrint(const char *msg);
512 void SV_ClientPrintf(const char *fmt, ...) DP_FUNC_PRINTF(1);
513 void SV_BroadcastPrint(const char *msg);
514 void SV_BroadcastPrintf(const char *fmt, ...) DP_FUNC_PRINTF(1);
516 void SV_Physics (void);
517 void SV_Physics_ClientMove (void);
518 //void SV_Physics_ClientEntity (prvm_edict_t *ent);
520 qboolean SV_PlayerCheckGround (prvm_edict_t *ent);
521 qboolean SV_CheckBottom (prvm_edict_t *ent);
522 qboolean SV_movestep (prvm_edict_t *ent, vec3_t move, qboolean relink, qboolean noenemy, qboolean settrace);
524 /*! Needs to be called any time an entity changes origin, mins, maxs, or solid
525 * sets ent->v.absmin and ent->v.absmax
526 * call TouchAreaGrid as well to fire triggers that overlap the box
528 void SV_LinkEdict(prvm_edict_t *ent);
529 void SV_LinkEdict_TouchAreaGrid(prvm_edict_t *ent);
530 void SV_LinkEdict_TouchAreaGrid_Call(prvm_edict_t *touch, prvm_edict_t *ent); // if we detected a touch from another source
532 /*! move an entity that is stuck by small amounts in various directions to try to nudge it back into the collision hull
533 * returns true if it found a better place
535 qboolean SV_UnstickEntity (prvm_edict_t *ent);
537 /// calculates hitsupercontentsmask for a generic qc entity
538 int SV_GenericHitSuperContentsMask(const prvm_edict_t *edict);
539 /// traces a box move against worldmodel and all entities in the specified area
540 trace_t SV_TraceBox(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int type, prvm_edict_t *passedict, int hitsupercontentsmask);
541 trace_t SV_TraceLine(const vec3_t start, const vec3_t end, int type, prvm_edict_t *passedict, int hitsupercontentsmask);
542 trace_t SV_TracePoint(const vec3_t start, int type, prvm_edict_t *passedict, int hitsupercontentsmask);
544 qboolean SV_CanSeeBox(int numsamples, vec_t enlarge, vec3_t eye, vec3_t entboxmins, vec3_t entboxmaxs);
546 int SV_PointSuperContents(const vec3_t point);
548 void SV_FlushBroadcastMessages(void);
549 void SV_WriteClientdataToMessage (client_t *client, prvm_edict_t *ent, sizebuf_t *msg, int *stats);
551 void SV_MoveToGoal (void);
553 void SV_ApplyClientMove (void);
554 void SV_SaveSpawnparms (void);
555 void SV_SpawnServer (const char *server);
557 void SV_CheckVelocity (prvm_edict_t *ent);
559 void SV_SetupVM(void);
561 void SV_VM_Begin(void);
562 void SV_VM_End(void);
564 const char *Host_TimingReport(void); ///< for output in Host_Status_f
566 int SV_GetPitchSign(prvm_edict_t *ent);
567 void SV_GetEntityMatrix (prvm_edict_t *ent, matrix4x4_t *out, qboolean viewmatrix);