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[divverent/nexuiz.git] / data / qcsrc / server / miscfunctions.qc
1 var void remove(entity e);
2 void objerror(string s);
3 void droptofloor();
4 .vector dropped_origin;
5
6 void() spawnfunc_info_player_deathmatch; // needed for the other spawnpoints
7 void() spawnpoint_use;
8 string ColoredTeamName(float t);
9
10 float RandomSelection_totalweight;
11 float RandomSelection_best_priority;
12 entity RandomSelection_chosen_ent;
13 float RandomSelection_chosen_float;
14 void RandomSelection_Init()
15 {
16         RandomSelection_totalweight = 0;
17         RandomSelection_chosen_ent = world;
18         RandomSelection_chosen_float = 0;
19         RandomSelection_best_priority = -1;
20 }
21 void RandomSelection_Add(entity e, float f, float weight, float priority)
22 {
23         if(priority > RandomSelection_best_priority)
24         {
25                 RandomSelection_best_priority = priority;
26                 RandomSelection_chosen_ent = e;
27                 RandomSelection_chosen_float = f;
28                 RandomSelection_totalweight = weight;
29         }
30         else if(priority == RandomSelection_best_priority)
31         {
32                 RandomSelection_totalweight += weight;
33                 if(random() * RandomSelection_totalweight <= weight)
34                 {
35                         RandomSelection_chosen_ent = e;
36                         RandomSelection_chosen_float = f;
37                 }
38         }
39 }
40
41 float DistributeEvenly_amount;
42 float DistributeEvenly_totalweight;
43 void DistributeEvenly_Init(float amount, float totalweight)
44 {
45         if(DistributeEvenly_amount)
46         {
47                 dprint("DistributeEvenly_Init: UNFINISHED DISTRIBUTION (", ftos(DistributeEvenly_amount), " for ");
48                 dprint(ftos(DistributeEvenly_totalweight), " left!)\n");
49         }
50         if(totalweight == 0)
51                 DistributeEvenly_amount = 0;
52         else
53                 DistributeEvenly_amount = amount;
54         DistributeEvenly_totalweight = totalweight;
55 }
56 float DistributeEvenly_Get(float weight)
57 {
58         float f;
59         if(weight <= 0)
60                 return 0;
61         f = floor(0.5 + DistributeEvenly_amount * weight / DistributeEvenly_totalweight);
62         DistributeEvenly_totalweight -= weight;
63         DistributeEvenly_amount -= f;
64         return f;
65 }
66
67 void move_out_of_solid_expand(entity e, vector by)
68 {
69         float eps = 0.0625;
70         tracebox(e.origin, e.mins - '1 1 1' * eps, e.maxs + '1 1 1' * eps, e.origin + by, MOVE_WORLDONLY, e);
71         if(trace_startsolid)
72                 return;
73         if(trace_fraction < 1)
74         {
75                 // hit something
76                 // adjust origin in the other direction...
77                 e.origin = e.origin - by * (1 - trace_fraction);
78         }
79 }
80
81 float move_out_of_solid(entity e)
82 {
83         vector o, m0, m1;
84
85         o = e.origin;
86         traceline(o, o, MOVE_WORLDONLY, e);
87         if(trace_startsolid)
88                 return 0;
89
90         tracebox(o, e.mins, e.maxs, o, MOVE_WORLDONLY, e);
91         if(!trace_startsolid)
92                 return 1;
93
94         m0 = e.mins;
95         m1 = e.maxs;
96         e.mins = '0 0 0';
97         e.maxs = '0 0 0';
98         move_out_of_solid_expand(e, '1 0 0' * m0_x); e.mins_x = m0_x;
99         move_out_of_solid_expand(e, '1 0 0' * m1_x); e.maxs_x = m1_x;
100         move_out_of_solid_expand(e, '0 1 0' * m0_y); e.mins_y = m0_y;
101         move_out_of_solid_expand(e, '0 1 0' * m1_y); e.maxs_y = m1_y;
102         move_out_of_solid_expand(e, '0 0 1' * m0_z); e.mins_z = m0_z;
103         move_out_of_solid_expand(e, '0 0 1' * m1_z); e.maxs_z = m1_z;
104         setorigin(e, e.origin);
105
106         tracebox(e.origin, e.mins, e.maxs, e.origin, MOVE_WORLDONLY, e);
107         if(trace_startsolid)
108         {
109                 setorigin(e, o);
110                 return 0;
111         }
112
113         return 1;
114 }
115
116 string STR_PLAYER = "player";
117 string STR_SPECTATOR = "spectator";
118 string STR_OBSERVER = "observer";
119
120 #if 0
121 #define FOR_EACH_CLIENT(v) for(v = world; (v = findflags(v, flags, FL_CLIENT)) != world; )
122 #define FOR_EACH_REALCLIENT(v) FOR_EACH_CLIENT(v) if(clienttype(v) == CLIENTTYPE_REAL)
123 #define FOR_EACH_PLAYER(v) for(v = world; (v = find(v, classname, STR_PLAYER)) != world; )
124 #define FOR_EACH_REALPLAYER(v) FOR_EACH_PLAYER(v) if(clienttype(v) == CLIENTTYPE_REAL)
125 #else
126 #define FOR_EACH_CLIENTSLOT(v) for(v = world; (v = nextent(v)) && (num_for_edict(v) <= maxclients); )
127 #define FOR_EACH_CLIENT(v) FOR_EACH_CLIENTSLOT(v) if(v.flags & FL_CLIENT)
128 #define FOR_EACH_REALCLIENT(v) FOR_EACH_CLIENT(v) if(clienttype(v) == CLIENTTYPE_REAL)
129 #define FOR_EACH_PLAYER(v) FOR_EACH_CLIENT(v) if(v.classname == STR_PLAYER)
130 #define FOR_EACH_REALPLAYER(v) FOR_EACH_REALCLIENT(v) if(v.classname == STR_PLAYER)
131 #endif
132
133 // copies a string to a tempstring (so one can strunzone it)
134 string strcat1(string s) = #115; // FRIK_FILE
135
136 float logfile_open;
137 float logfile;
138
139 void bcenterprint(string s)
140 {
141         // TODO replace by MSG_ALL (would show it to spectators too, though)?
142         entity head;
143         FOR_EACH_PLAYER(head)
144                 if(clienttype(head) == CLIENTTYPE_REAL)
145                         centerprint(head, s);
146 }
147
148 void GameLogEcho(string s)
149 {
150         string fn;
151         float matches;
152
153         if(cvar("sv_eventlog_files"))
154         {
155                 if(!logfile_open)
156                 {
157                         logfile_open = TRUE;
158                         matches = cvar("sv_eventlog_files_counter") + 1;
159                         cvar_set("sv_eventlog_files_counter", ftos(matches));
160                         fn = ftos(matches);
161                         if(strlen(fn) < 8)
162                                 fn = strcat(substring("00000000", 0, 8 - strlen(fn)), fn);
163                         fn = strcat(cvar_string("sv_eventlog_files_nameprefix"), fn, cvar_string("sv_eventlog_files_namesuffix"));
164                         logfile = fopen(fn, FILE_APPEND);
165                         fputs(logfile, ":logversion:3\n");
166                 }
167                 if(logfile >= 0)
168                 {
169                         if(cvar("sv_eventlog_files_timestamps"))
170                                 fputs(logfile, strcat(":time:", strftime(TRUE, "%Y-%m-%d %H:%M:%S", "\n", s, "\n")));
171                         else
172                                 fputs(logfile, strcat(s, "\n"));
173                 }
174         }
175         if(cvar("sv_eventlog_console"))
176         {
177                 print(s, "\n");
178         }
179 }
180
181 void GameLogInit()
182 {
183         logfile_open = 0;
184         // will be opened later
185 }
186
187 void GameLogClose()
188 {
189         if(logfile_open && logfile >= 0)
190         {
191                 fclose(logfile);
192                 logfile = -1;
193         }
194 }
195
196 float spawnpoint_nag;
197 void relocate_spawnpoint()
198 {
199         // nudge off the floor
200         setorigin(self, self.origin + '0 0 1');
201
202         tracebox(self.origin, PL_MIN, PL_MAX, self.origin, TRUE, self);
203         if (trace_startsolid)
204         {
205                 vector o;
206                 o = self.origin;
207                 self.mins = PL_MIN;
208                 self.maxs = PL_MAX;
209                 if(!move_out_of_solid(self))
210                         objerror("could not get out of solid at all!");
211                 print("^1NOTE: this map needs FIXING. Spawnpoint at ", vtos(o - '0 0 1'));
212                 print(" needs to be moved out of solid, e.g. by '", ftos(self.origin_x - o_x));
213                 print(" ", ftos(self.origin_y - o_y));
214                 print(" ", ftos(self.origin_z - o_z), "'\n");
215                 if(cvar("g_spawnpoints_auto_move_out_of_solid"))
216                 {
217                         if(!spawnpoint_nag)
218                                 print("\{1}^1NOTE: this map needs FIXING (it contains spawnpoints in solid, see server log)\n");
219                         spawnpoint_nag = 1;
220                 }
221                 else
222                 {
223                         self.origin = o;
224                         self.mins = self.maxs = '0 0 0';
225                         objerror("player spawn point in solid, mapper sucks!\n");
226                         return;
227                 }
228         }
229
230         if(cvar("g_spawnpoints_autodrop"))
231         {
232                 setsize(self, PL_MIN, PL_MAX);
233                 droptofloor();
234         }
235
236         self.use = spawnpoint_use;
237         self.team_saved = self.team;
238         if(!self.cnt)
239                 self.cnt = 1;
240
241         if(g_ctf || g_assault || g_onslaught || g_domination)
242         if(self.team)
243                 have_team_spawns = 1;
244
245         if(cvar("r_showbboxes"))
246         {
247                 // show where spawnpoints point at too
248                 makevectors(self.angles);
249                 entity e;
250                 e = spawn();
251                 e.classname = "info_player_foo";
252                 setorigin(e, self.origin + v_forward * 24);
253                 setsize(e, '-8 -8 -8', '8 8 8');
254                 e.solid = SOLID_TRIGGER;
255         }
256 }
257
258 #define strstr strstrofs
259 /*
260 // NOTE: DO NOT USE THIS FUNCTION TOO OFTEN.
261 // IT WILL MOST PROBABLY DESTROY _ALL_ OTHER TEMP
262 // STRINGS AND TAKE QUITE LONG. haystack and needle MUST
263 // BE CONSTANT OR strzoneD!
264 float strstr(string haystack, string needle, float offset)
265 {
266         float len, endpos;
267         string found;
268         len = strlen(needle);
269         endpos = strlen(haystack) - len;
270         while(offset <= endpos)
271         {
272                 found = substring(haystack, offset, len);
273                 if(found == needle)
274                         return offset;
275                 offset = offset + 1;
276         }
277         return -1;
278 }
279 */
280
281 float NUM_NEAREST_ENTITIES = 4;
282 entity nearest_entity[NUM_NEAREST_ENTITIES];
283 float nearest_length[NUM_NEAREST_ENTITIES];
284 entity findnearest(vector point, .string field, string value, vector axismod)
285 {
286         entity localhead;
287         float i;
288         float j;
289         float len;
290         vector dist;
291
292         float num_nearest;
293         num_nearest = 0;
294
295         localhead = find(world, field, value);
296         while(localhead)
297         {
298                 if((localhead.items == IT_KEY1 || localhead.items == IT_KEY2) && localhead.target == "###item###")
299                         dist = localhead.oldorigin;
300                 else
301                         dist = localhead.origin;
302                 dist = dist - point;
303                 dist = dist_x * axismod_x * '1 0 0' + dist_y * axismod_y * '0 1 0' + dist_z * axismod_z * '0 0 1';
304                 len = vlen(dist);
305
306                 for(i = 0; i < num_nearest; ++i)
307                 {
308                         if(len < nearest_length[i])
309                                 break;
310                 }
311
312                 // now i tells us where to insert at
313                 //   INSERTION SORT! YOU'VE SEEN IT! RUN!
314                 if(i < NUM_NEAREST_ENTITIES)
315                 {
316                         for(j = NUM_NEAREST_ENTITIES - 1; j >= i; --j)
317                         {
318                                 nearest_length[j + 1] = nearest_length[j];
319                                 nearest_entity[j + 1] = nearest_entity[j];
320                         }
321                         nearest_length[i] = len;
322                         nearest_entity[i] = localhead;
323                         if(num_nearest < NUM_NEAREST_ENTITIES)
324                                 num_nearest = num_nearest + 1;
325                 }
326
327                 localhead = find(localhead, field, value);
328         }
329
330         // now use the first one from our list that we can see
331         for(i = 0; i < num_nearest; ++i)
332         {
333                 traceline(point, nearest_entity[i].origin, TRUE, world);
334                 if(trace_fraction == 1)
335                 {
336                         if(i != 0)
337                         {
338                                 dprint("Nearest point (");
339                                 dprint(nearest_entity[0].netname);
340                                 dprint(") is not visible, using a visible one.\n");
341                         }
342                         return nearest_entity[i];
343                 }
344         }
345
346         if(num_nearest == 0)
347                 return world;
348
349         dprint("Not seeing any location point, using nearest as fallback.\n");
350         /* DEBUGGING CODE:
351         dprint("Candidates were: ");
352         for(j = 0; j < num_nearest; ++j)
353         {
354                 if(j != 0)
355                         dprint(", ");
356                 dprint(nearest_entity[j].netname);
357         }
358         dprint("\n");
359         */
360
361         return nearest_entity[0];
362 }
363
364 void spawnfunc_target_location()
365 {
366         self.classname = "target_location";
367         // location name in netname
368         // eventually support: count, teamgame selectors, line of sight?
369 };
370
371 void spawnfunc_info_location()
372 {
373         self.classname = "target_location";
374         self.message = self.netname;
375 };
376
377 string NearestLocation(vector p)
378 {
379         entity loc;
380         string ret;
381         ret = "somewhere";
382         loc = findnearest(p, classname, "target_location", '1 1 1');
383         if(loc)
384         {
385                 ret = loc.message;
386         }
387         else
388         {
389                 loc = findnearest(p, target, "###item###", '1 1 4');
390                 if(loc)
391                         ret = loc.netname;
392         }
393         return ret;
394 }
395
396 string formatmessage(string msg)
397 {
398         float p, p1, p2;
399         float n;
400         string escape;
401         string replacement;
402         p = 0;
403         n = 7;
404         while(1)
405         {
406                 if(n < 1)
407                         break; // too many replacements
408                 n = n - 1;
409                 p1 = strstr(msg, "%", p); // NOTE: this destroys msg as it's a tempstring!
410                 p2 = strstr(msg, "\\", p); // NOTE: this destroys msg as it's a tempstring!
411
412                 if(p1 < 0)
413                         p1 = p2;
414                 if(p2 < 0)
415                         p2 = p1;
416                 p = min(p1, p2);
417                 
418                 if(p < 0)
419                         break;
420                 replacement = substring(msg, p, 2);
421                 escape = substring(msg, p + 1, 1);
422                 if(escape == "%")
423                         replacement = "%";
424                 else if(escape == "\\")
425                         replacement = "\\";
426                 else if(escape == "n")
427                         replacement = "\n";
428                 else if(escape == "a")
429                         replacement = ftos(floor(self.armorvalue));
430                 else if(escape == "h")
431                         replacement = ftos(floor(self.health));
432                 else if(escape == "l")
433                         replacement = NearestLocation(self.origin);
434                 else if(escape == "y")
435                         replacement = NearestLocation(self.cursor_trace_endpos);
436                 else if(escape == "d")
437                         replacement = NearestLocation(self.death_origin);
438                 else if(escape == "w")
439                 {
440                         float wep;
441                         wep = self.weapon;
442                         if(!wep)
443                                 wep = self.switchweapon;
444                         if(!wep)
445                                 wep = self.cnt;
446                         replacement = W_Name(wep);
447                 }
448                 else if(escape == "W")
449                 {
450                         if(self.items & IT_SHELLS) replacement = "shells";
451                         else if(self.items & IT_NAILS) replacement = "bullets";
452                         else if(self.items & IT_ROCKETS) replacement = "rockets";
453                         else if(self.items & IT_CELLS) replacement = "cells";
454                         else replacement = "batteries"; // ;)
455                 }
456                 else if(escape == "x")
457                 {
458                         replacement = self.cursor_trace_ent.netname;
459                         if(!replacement || !self.cursor_trace_ent)
460                                 replacement = "nothing";
461                 }
462                 else if(escape == "p")
463                 {
464                         if(self.last_selected_player)
465                                 replacement = self.last_selected_player.netname;
466                         else
467                                 replacement = "(nobody)";
468                 }
469                 msg = strcat(substring(msg, 0, p), replacement, substring(msg, p+2, strlen(msg) - (p+2)));
470                 p = p + strlen(replacement);
471         }
472         return msg;
473 }
474
475 /*
476 =============
477 GetCvars
478 =============
479 Called with:
480   0:  sends the request
481   >0: receives a cvar from name=argv(f) value=argv(f+1)
482 */
483 void GetCvars_handleString(string thisname, float f, .string field, string name)
484 {
485         if(f < 0)
486         {
487                 if(self.field)
488                         strunzone(self.field);
489                 self.field = string_null;
490         }
491         else if(f > 0)
492         {
493                 if(thisname == name)
494                 {
495                         if(self.field)
496                                 strunzone(self.field);
497                         self.field = strzone(argv(f + 1));
498                 }
499         }
500         else
501                 stuffcmd(self, strcat("sendcvar ", name, "\n"));
502 }
503 void GetCvars_handleString_Fixup(string thisname, float f, .string field, string name, string(string) func)
504 {
505         GetCvars_handleString(thisname, f, field, name);
506         if(f >= 0) // also initialize to the fitting value for "" when sending cvars out
507         if(thisname == name)
508         {
509                 string s;
510                 s = func(strcat1(self.field));
511                 if(s != self.field)
512                 {
513                         strunzone(self.field);
514                         self.field = strzone(s);
515                 }
516         }
517 }
518 void GetCvars_handleFloat(string thisname, float f, .float field, string name)
519 {
520         if(f < 0)
521         {
522         }
523         else if(f > 0)
524         {
525                 if(thisname == name)
526                         self.field = stof(argv(f + 1));
527         }
528         else
529                 stuffcmd(self, strcat("sendcvar ", name, "\n"));
530 }
531 string W_FixWeaponOrder_ForceComplete(string s);
532 string W_FixWeaponOrder_AllowIncomplete(string s);
533 float w_getbestweapon(entity e);
534 void GetCvars(float f)
535 {
536         string s;
537         if(f > 0)
538                 s = strcat1(argv(f));
539         GetCvars_handleFloat(s, f, autoswitch, "cl_autoswitch");
540         GetCvars_handleFloat(s, f, cvar_cl_playerdetailreduction, "cl_playerdetailreduction");
541         GetCvars_handleFloat(s, f, cvar_scr_centertime, "scr_centertime");
542         GetCvars_handleFloat(s, f, cvar_cl_shownames, "cl_shownames");
543         GetCvars_handleString(s, f, cvar_g_nexuizversion, "g_nexuizversion");
544         GetCvars_handleFloat(s, f, cvar_cl_handicap, "cl_handicap");
545         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriority, "cl_weaponpriority", W_FixWeaponOrder_ForceComplete);
546         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[0], "cl_weaponpriority0", W_FixWeaponOrder_AllowIncomplete);
547         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[1], "cl_weaponpriority1", W_FixWeaponOrder_AllowIncomplete);
548         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[2], "cl_weaponpriority2", W_FixWeaponOrder_AllowIncomplete);
549         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[3], "cl_weaponpriority3", W_FixWeaponOrder_AllowIncomplete);
550         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[4], "cl_weaponpriority4", W_FixWeaponOrder_AllowIncomplete);
551         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[5], "cl_weaponpriority5", W_FixWeaponOrder_AllowIncomplete);
552         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[6], "cl_weaponpriority6", W_FixWeaponOrder_AllowIncomplete);
553         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[7], "cl_weaponpriority7", W_FixWeaponOrder_AllowIncomplete);
554         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[8], "cl_weaponpriority8", W_FixWeaponOrder_AllowIncomplete);
555         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[9], "cl_weaponpriority9", W_FixWeaponOrder_AllowIncomplete);
556         GetCvars_handleFloat(s, f, cvar_cl_autotaunt, "cl_autotaunt");
557         GetCvars_handleFloat(s, f, cvar_cl_voice_directional, "cl_voice_directional");
558         GetCvars_handleFloat(s, f, cvar_cl_voice_directional_taunt_attenuation, "cl_voice_directional_taunt_attenuation");
559         GetCvars_handleFloat(s, f, cvar_cl_hitsound, "cl_hitsound");
560
561         // fixup of switchweapon (needed for LMS or when spectating is disabled, as PutClientInServer comes too early)
562         if(f > 0)
563         {
564                 if(s == "cl_weaponpriority")
565                         self.switchweapon = w_getbestweapon(self);
566         }
567 }
568
569 float fexists(string f)
570 {
571         float fh;
572         fh = fopen(f, FILE_READ);
573         if(fh < 0)
574                 return FALSE;
575         fclose(fh);
576         return TRUE;
577 }
578
579 void backtrace(string msg)
580 {
581         float dev;
582         dev = cvar("developer");
583         cvar_set("developer", "1");
584         dprint("\n");
585         dprint("--- CUT HERE ---\nWARNING: ");
586         dprint(msg);
587         dprint("\n");
588         remove(world); // isn't there any better way to cause a backtrace?
589         dprint("\n--- CUT UNTIL HERE ---\n");
590         cvar_set("developer", ftos(dev));
591 }
592
593 string Team_ColorCode(float teamid)
594 {
595         if(teamid == COLOR_TEAM1)
596                 return "^1";
597         else if(teamid == COLOR_TEAM2)
598                 return "^4";
599         else if(teamid == COLOR_TEAM3)
600                 return "^3";
601         else if(teamid == COLOR_TEAM4)
602                 return "^6";
603         else
604                 return "^7";
605 }
606 string Team_ColorName(float t)
607 {
608         // fixme: Search for team entities and get their .netname's!
609         if(t == COLOR_TEAM1)
610                 return "Red";
611         if(t == COLOR_TEAM2)
612                 return "Blue";
613         if(t == COLOR_TEAM3)
614                 return "Yellow";
615         if(t == COLOR_TEAM4)
616                 return "Pink";
617         return "Neutral";
618 }
619 string Team_ColorNameLowerCase(float t)
620 {
621         // fixme: Search for team entities and get their .netname's!
622         if(t == COLOR_TEAM1)
623                 return "red";
624         if(t == COLOR_TEAM2)
625                 return "blue";
626         if(t == COLOR_TEAM3)
627                 return "yellow";
628         if(t == COLOR_TEAM4)
629                 return "pink";
630         return "neutral";
631 }
632
633 #define CENTERPRIO_POINT 1
634 #define CENTERPRIO_SPAM 2
635 #define CENTERPRIO_VOTE 4
636 #define CENTERPRIO_NORMAL 5
637 #define CENTERPRIO_SHIELDING 7
638 #define CENTERPRIO_MAPVOTE 9
639 #define CENTERPRIO_IDLEKICK 50
640 #define CENTERPRIO_ADMIN 99
641 .float centerprint_priority;
642 .float centerprint_expires;
643 void centerprint_atprio(entity e, float prio, string s)
644 {
645         if(intermission_running)
646                 if(prio < CENTERPRIO_MAPVOTE)
647                         return;
648         if(time > e.centerprint_expires)
649                 e.centerprint_priority = 0;
650         if(prio >= e.centerprint_priority)
651         {
652                 e.centerprint_priority = prio;
653                 if(timeoutStatus == 2)
654                         e.centerprint_expires = time + (e.cvar_scr_centertime * TIMEOUT_SLOWMO_VALUE);
655                 else
656                         e.centerprint_expires = time + e.cvar_scr_centertime;
657                 centerprint_builtin(e, s);
658         }
659 }
660 void centerprint_expire(entity e, float prio)
661 {
662         if(prio == e.centerprint_priority)
663         {
664                 e.centerprint_priority = 0;
665                 centerprint_builtin(e, "");
666         }
667 }
668 void centerprint(entity e, string s)
669 {
670         centerprint_atprio(e, CENTERPRIO_NORMAL, s);
671 }
672
673 // decolorizes and team colors the player name when needed
674 string playername(entity p)
675 {
676         string t;
677         if(teams_matter && !intermission_running && p.classname == "player")
678         {
679                 t = Team_ColorCode(p.team);
680                 return strcat(t, strdecolorize(p.netname));
681         }
682         else
683                 return p.netname;
684 }
685
686 vector randompos(vector m1, vector m2)
687 {
688         local vector v;
689         m2 = m2 - m1;
690         v_x = m2_x * random() + m1_x;
691         v_y = m2_y * random() + m1_y;
692         v_z = m2_z * random() + m1_z;
693         return  v;
694 };
695
696 float g_pickup_shells;
697 float g_pickup_shells_max;
698 float g_pickup_nails;
699 float g_pickup_nails_max;
700 float g_pickup_rockets;
701 float g_pickup_rockets_max;
702 float g_pickup_cells;
703 float g_pickup_cells_max;
704 float g_pickup_armorsmall;
705 float g_pickup_armorsmall_max;
706 float g_pickup_armormedium;
707 float g_pickup_armormedium_max;
708 float g_pickup_armorbig;
709 float g_pickup_armorbig_max;
710 float g_pickup_armorlarge;
711 float g_pickup_armorlarge_max;
712 float g_pickup_healthsmall;
713 float g_pickup_healthsmall_max;
714 float g_pickup_healthmedium;
715 float g_pickup_healthmedium_max;
716 float g_pickup_healthlarge;
717 float g_pickup_healthlarge_max;
718 float g_pickup_healthmega;
719 float g_pickup_healthmega_max;
720 float g_weaponarena;
721 string g_weaponarena_list;
722
723 float start_weapons;
724 float start_items;
725 float start_ammo_shells;
726 float start_ammo_nails;
727 float start_ammo_rockets;
728 float start_ammo_cells;
729 float start_health;
730 float start_armorvalue;
731 float warmup_start_weapons;
732 float warmup_start_ammo_shells;
733 float warmup_start_ammo_nails;
734 float warmup_start_ammo_rockets;
735 float warmup_start_ammo_cells;
736 float warmup_start_health;
737 float warmup_start_armorvalue;
738 float g_weapon_stay;
739
740 entity get_weaponinfo(float w);
741
742 void readplayerstartcvars()
743 {
744         entity e;
745         float i, j, t;
746         string s;
747
748         // initialize starting values for players
749         start_weapons = 0;
750         start_items = 0;
751         start_ammo_shells = 0;
752         start_ammo_nails = 0;
753         start_ammo_rockets = 0;
754         start_ammo_cells = 0;
755         start_health = cvar("g_balance_health_start");
756         start_armorvalue = cvar("g_balance_armor_start");
757
758         g_weaponarena = 0;
759         s = cvar_string("g_weaponarena");
760         if(s == "0")
761         {
762         }
763         else if(s == "all")
764         {
765                 g_weaponarena_list = "All Weapons";
766                 for(j = WEP_FIRST; j <= WEP_LAST; ++j)
767                 {
768                         e = get_weaponinfo(j);
769                         g_weaponarena |= e.weapons;
770                         weapon_action(e.weapon, WR_PRECACHE);
771                 }
772         }
773         else if(s == "most")
774         {
775                 g_weaponarena_list = "Most Weapons";
776                 for(j = WEP_FIRST; j <= WEP_LAST; ++j)
777                 {
778                         e = get_weaponinfo(j);
779                         if(e.spawnflags & WEPSPAWNFLAG_NORMAL)
780                         {
781                                 g_weaponarena |= e.weapons;
782                                 weapon_action(e.weapon, WR_PRECACHE);
783                         }
784                 }
785         }
786         else
787         {
788                 t = tokenize_sane(s);
789                 g_weaponarena_list = "";
790                 for(i = 0; i < t; ++i)
791                 {
792                         s = argv(i);
793                         for(j = WEP_FIRST; j <= WEP_LAST; ++j)
794                         {
795                                 e = get_weaponinfo(j);
796                                 if(e.netname == s)
797                                 {
798                                         g_weaponarena |= e.weapons;
799                                         weapon_action(e.weapon, WR_PRECACHE);
800                                         g_weaponarena_list = strcat(g_weaponarena_list, e.message, " & ");
801                                         break;
802                                 }
803                         }
804                         if(j > WEP_LAST)
805                         {
806                                 print("The weapon mutator list contains an unknown weapon ", s, ". Skipped.\n");
807                         }
808                 }
809                 g_weaponarena_list = strzone(substring(g_weaponarena_list, 0, strlen(g_weaponarena_list) - 3));
810         }
811
812         if(g_weaponarena)
813         {
814                 start_weapons = g_weaponarena;
815                 start_ammo_rockets = 999;
816                 start_ammo_shells = 999;
817                 start_ammo_cells = 999;
818                 start_ammo_nails = 999;
819                 start_items |= IT_UNLIMITED_AMMO;
820         }
821         else if(g_nixnex)
822         {
823                 start_weapons = 0;
824                 // will be done later
825                 for(i = WEP_FIRST; i <= WEP_LAST; ++i)
826                 {
827                         e = get_weaponinfo(i);
828                         if(!(e.weapon))
829                                 continue;
830                         weapon_action(e.weapon, WR_PRECACHE);
831                 }
832         }
833         else if(g_minstagib)
834         {
835                 start_health = 100;
836                 start_armorvalue = 0;
837                 start_weapons = WEPBIT_MINSTANEX;
838                 weapon_action(WEP_MINSTANEX, WR_PRECACHE);
839                 start_ammo_cells = cvar("g_minstagib_ammo_start");
840                 g_minstagib_invis_alpha = cvar("g_minstagib_invis_alpha");
841
842                 if(g_minstagib_invis_alpha <= 0)
843                         g_minstagib_invis_alpha = -1;
844         }
845         else
846         {
847                 if(g_lms)
848                 {
849                         start_ammo_shells = cvar("g_lms_start_ammo_shells");
850                         start_ammo_nails = cvar("g_lms_start_ammo_nails");
851                         start_ammo_rockets = cvar("g_lms_start_ammo_rockets");
852                         start_ammo_cells = cvar("g_lms_start_ammo_cells");
853                         start_health = cvar("g_lms_start_health");
854                         start_armorvalue = cvar("g_lms_start_armor");
855                 } else if (cvar("g_use_ammunition")) {
856                         start_ammo_shells = cvar("g_start_ammo_shells");
857                         start_ammo_nails = cvar("g_start_ammo_nails");
858                         start_ammo_rockets = cvar("g_start_ammo_rockets");
859                         start_ammo_cells = cvar("g_start_ammo_cells");
860                 } else {
861                         start_ammo_shells = cvar("g_pickup_shells_max");
862                         start_ammo_nails = cvar("g_pickup_nails_max");
863                         start_ammo_rockets = cvar("g_pickup_rockets_max");
864                         start_ammo_cells = cvar("g_pickup_cells_max");
865                         start_items |= IT_UNLIMITED_AMMO;
866                 }
867
868                 for(i = WEP_FIRST; i <= WEP_LAST; ++i)
869                 {
870                         e = get_weaponinfo(i);
871                         if(!(e.weapon))
872                                 continue;
873
874                         t = cvar(strcat("g_start_weapon_", e.netname));
875
876                         if(t < 0) // "default" weapon selection
877                         {
878                                 if(g_lms)
879                                         t = (e.spawnflags & WEPSPAWNFLAG_NORMAL);
880                                 else if(g_race)
881                                         t = (i == WEP_LASER);
882                                 else
883                                         t = (i == WEP_LASER || i == WEP_SHOTGUN);
884                                 if(g_grappling_hook) // if possible, redirect off-hand hook to on-hand hook
885                                         t += (i == WEP_HOOK);
886                         }
887
888                         if(t)
889                         {
890                                 start_weapons |= e.weapons;
891                                 weapon_action(e.weapon, WR_PRECACHE);
892                         }
893                 }
894         }
895
896         if(inWarmupStage)
897         {
898                 warmup_start_ammo_shells = start_ammo_shells;
899                 warmup_start_ammo_nails = start_ammo_nails;
900                 warmup_start_ammo_rockets = start_ammo_rockets;
901                 warmup_start_ammo_cells = start_ammo_cells;
902                 warmup_start_health = start_health;
903                 warmup_start_armorvalue = start_armorvalue;
904                 warmup_start_weapons = start_weapons;
905
906                 if(!g_weaponarena && !g_nixnex && !g_minstagib)
907                 {
908                         if(cvar("g_use_ammunition"))
909                         {
910                                 warmup_start_ammo_shells = cvar("g_warmup_start_ammo_shells");
911                                 warmup_start_ammo_cells = cvar("g_warmup_start_ammo_cells");
912                                 warmup_start_ammo_nails = cvar("g_warmup_start_ammo_nails");
913                                 warmup_start_ammo_rockets = cvar("g_warmup_start_ammo_rockets");
914                         }
915                         warmup_start_health = cvar("g_warmup_start_health");
916                         warmup_start_armorvalue = cvar("g_warmup_start_armor");
917                         if(cvar("g_warmup_allguns"))
918                         {
919                                 for(i = WEP_FIRST; i <= WEP_LAST; ++i)
920                                 {
921                                         e = get_weaponinfo(i);
922                                         if(!(e.weapon))
923                                                 continue;
924                                         if(e.spawnflags & WEPSPAWNFLAG_NORMAL)
925                                         {
926                                                 warmup_start_weapons |= e.weapons;
927                                                 weapon_action(e.weapon, WR_PRECACHE);
928                                         }
929                                 }
930                         }
931                 }
932         }
933
934         if(start_weapons & WEPBIT_HOOK)
935         {
936                 // can't have off-hand hook, if hook weapon is enabled
937
938                 // note: if g_grappling_hook is 1, also give some initial cells
939                 if(g_grappling_hook)
940                 {
941                         if(!start_ammo_cells)
942                                 start_ammo_cells = g_pickup_cells;
943                         if(!warmup_start_ammo_cells)
944                                 warmup_start_ammo_cells = g_pickup_cells;
945                 }
946
947                 g_grappling_hook = 0;
948         }
949
950         if(g_weapon_stay == 2)
951         {
952                 if(!start_ammo_shells) start_ammo_shells = g_pickup_shells;
953                 if(!start_ammo_nails) start_ammo_shells = g_pickup_nails;
954                 if(!start_ammo_cells) start_ammo_shells = g_pickup_cells;
955                 if(!start_ammo_rockets) start_ammo_shells = g_pickup_rockets;
956                 if(!warmup_start_ammo_shells) warmup_start_ammo_shells = g_pickup_shells;
957                 if(!warmup_start_ammo_nails) warmup_start_ammo_shells = g_pickup_nails;
958                 if(!warmup_start_ammo_cells) warmup_start_ammo_shells = g_pickup_cells;
959                 if(!warmup_start_ammo_rockets) warmup_start_ammo_shells = g_pickup_rockets;
960         }
961
962         start_ammo_shells = max(0, start_ammo_shells);
963         start_ammo_nails = max(0, start_ammo_nails);
964         start_ammo_cells = max(0, start_ammo_cells);
965         start_ammo_rockets = max(0, start_ammo_rockets);
966
967         warmup_start_ammo_shells = max(0, warmup_start_ammo_shells);
968         warmup_start_ammo_nails = max(0, warmup_start_ammo_nails);
969         warmup_start_ammo_cells = max(0, warmup_start_ammo_cells);
970         warmup_start_ammo_rockets = max(0, warmup_start_ammo_rockets);
971 }
972
973 float g_bugrigs;
974 float g_bugrigs_planar_movement;
975 float g_bugrigs_planar_movement_car_jumping;
976 float g_bugrigs_reverse_spinning;
977 float g_bugrigs_reverse_speeding;
978 float g_bugrigs_reverse_stopping;
979 float g_bugrigs_air_steering;
980 float g_bugrigs_angle_smoothing;
981 float g_bugrigs_friction_floor;
982 float g_bugrigs_friction_brake;
983 float g_bugrigs_friction_air;
984 float g_bugrigs_accel;
985 float g_bugrigs_speed_ref;
986 float g_bugrigs_speed_pow;
987 float g_bugrigs_steer;
988
989 float g_touchexplode;
990 float g_touchexplode_radius;
991 float g_touchexplode_damage;
992 float g_touchexplode_edgedamage;
993 float g_touchexplode_force;
994
995 void readlevelcvars(void)
996 {
997         g_bugrigs = cvar("g_bugrigs");
998         g_bugrigs_planar_movement = cvar("g_bugrigs_planar_movement");
999         g_bugrigs_planar_movement_car_jumping = cvar("g_bugrigs_planar_movement_car_jumping");
1000         g_bugrigs_reverse_spinning = cvar("g_bugrigs_reverse_spinning");
1001         g_bugrigs_reverse_speeding = cvar("g_bugrigs_reverse_speeding");
1002         g_bugrigs_reverse_stopping = cvar("g_bugrigs_reverse_stopping");
1003         g_bugrigs_air_steering = cvar("g_bugrigs_air_steering");
1004         g_bugrigs_angle_smoothing = cvar("g_bugrigs_angle_smoothing");
1005         g_bugrigs_friction_floor = cvar("g_bugrigs_friction_floor");
1006         g_bugrigs_friction_brake = cvar("g_bugrigs_friction_brake");
1007         g_bugrigs_friction_air = cvar("g_bugrigs_friction_air");
1008         g_bugrigs_accel = cvar("g_bugrigs_accel");
1009         g_bugrigs_speed_ref = cvar("g_bugrigs_speed_ref");
1010         g_bugrigs_speed_pow = cvar("g_bugrigs_speed_pow");
1011         g_bugrigs_steer = cvar("g_bugrigs_steer");
1012
1013         g_touchexplode = cvar("g_touchexplode");
1014         g_touchexplode_radius = cvar("g_touchexplode_radius");
1015         g_touchexplode_damage = cvar("g_touchexplode_damage");
1016         g_touchexplode_edgedamage = cvar("g_touchexplode_edgedamage");
1017         g_touchexplode_force = cvar("g_touchexplode_force");
1018
1019         sv_clones = cvar("sv_clones");
1020         sv_cheats = cvar("sv_cheats");
1021         sv_gentle = cvar("sv_gentle");
1022         sv_foginterval = cvar("sv_foginterval");
1023         g_cloaked = cvar("g_cloaked");
1024         g_jump_grunt = cvar("g_jump_grunt");
1025         g_footsteps = cvar("g_footsteps");
1026         g_grappling_hook = cvar("g_grappling_hook");
1027         g_laserguided_missile = cvar("g_laserguided_missile");
1028         g_midair = cvar("g_midair");
1029         g_minstagib = cvar("g_minstagib");
1030         g_nixnex = cvar("g_nixnex");
1031         g_nixnex_with_laser = cvar("g_nixnex_with_laser");
1032         g_norecoil = cvar("g_norecoil");
1033         g_vampire = cvar("g_vampire");
1034         g_bloodloss = cvar("g_bloodloss");
1035         sv_maxidle = cvar("sv_maxidle");
1036         sv_maxidle_spectatorsareidle = cvar("sv_maxidle_spectatorsareidle");
1037         sv_pogostick = cvar("sv_pogostick");
1038         sv_doublejump = cvar("sv_doublejump");
1039         g_maplist_allow_hidden = cvar("g_maplist_allow_hidden");
1040         g_ctf_reverse = cvar("g_ctf_reverse");
1041
1042         inWarmupStage = cvar("g_warmup");
1043         g_warmup_limit = cvar("g_warmup_limit");
1044         g_warmup_allguns = cvar("g_warmup_allguns");
1045         g_warmup_allow_timeout = cvar("g_warmup_allow_timeout");
1046
1047         if(g_race && g_race_qualifying == 2 || g_arena || g_assault || cvar("g_campaign"))
1048                 inWarmupStage = 0; // these modes cannot work together, sorry
1049
1050         g_pickup_respawntime_weapon = cvar("g_pickup_respawntime_weapon");
1051         g_pickup_respawntime_ammo = cvar("g_pickup_respawntime_ammo");
1052         g_pickup_respawntime_short = cvar("g_pickup_respawntime_short");
1053         g_pickup_respawntime_medium = cvar("g_pickup_respawntime_medium");
1054         g_pickup_respawntime_long = cvar("g_pickup_respawntime_long");
1055         g_pickup_respawntime_powerup = cvar("g_pickup_respawntime_powerup");
1056
1057         if(g_minstagib) g_nixnex = g_weaponarena = 0;
1058         if(g_nixnex) g_weaponarena = 0;
1059         g_weaponarena = 0;
1060
1061         g_pickup_shells                    = cvar("g_pickup_shells");
1062         g_pickup_shells_max                = cvar("g_pickup_shells_max");
1063         g_pickup_nails                     = cvar("g_pickup_nails");
1064         g_pickup_nails_max                 = cvar("g_pickup_nails_max");
1065         g_pickup_rockets                   = cvar("g_pickup_rockets");
1066         g_pickup_rockets_max               = cvar("g_pickup_rockets_max");
1067         g_pickup_cells                     = cvar("g_pickup_cells");
1068         g_pickup_cells_max                 = cvar("g_pickup_cells_max");
1069         g_pickup_armorsmall                = cvar("g_pickup_armorsmall");
1070         g_pickup_armorsmall_max            = cvar("g_pickup_armorsmall_max");
1071         g_pickup_armormedium               = cvar("g_pickup_armormedium");
1072         g_pickup_armormedium_max           = cvar("g_pickup_armormedium_max");
1073         g_pickup_armorbig                  = cvar("g_pickup_armorbig");
1074         g_pickup_armorbig_max              = cvar("g_pickup_armorbig_max");
1075         g_pickup_armorlarge                = cvar("g_pickup_armorlarge");
1076         g_pickup_armorlarge_max            = cvar("g_pickup_armorlarge_max");
1077         g_pickup_healthsmall               = cvar("g_pickup_healthsmall");
1078         g_pickup_healthsmall_max           = cvar("g_pickup_healthsmall_max");
1079         g_pickup_healthmedium              = cvar("g_pickup_healthmedium");
1080         g_pickup_healthmedium_max          = cvar("g_pickup_healthmedium_max");
1081         g_pickup_healthlarge               = cvar("g_pickup_healthlarge");
1082         g_pickup_healthlarge_max           = cvar("g_pickup_healthlarge_max");
1083         g_pickup_healthmega                = cvar("g_pickup_healthmega");
1084         g_pickup_healthmega_max            = cvar("g_pickup_healthmega_max");
1085
1086         g_pinata = cvar("g_pinata");
1087
1088         g_weapon_stay = cvar("g_weapon_stay");
1089         if(!g_weapon_stay && (cvar("deathmatch") == 2))
1090                 g_weapon_stay = 1;
1091
1092         if not(inWarmupStage)
1093                 game_starttime                 = cvar("g_start_delay");
1094
1095         readplayerstartcvars();
1096 }
1097
1098 /*
1099 // TODO sound pack system
1100 string soundpack;
1101
1102 string precache_sound_builtin (string s) = #19;
1103 void(entity e, float chan, string samp, float vol, float atten) sound_builtin = #8;
1104 string precache_sound(string s)
1105 {
1106         return precache_sound_builtin(strcat(soundpack, s));
1107 }
1108 void play2(entity e, string filename)
1109 {
1110         stuffcmd(e, strcat("play2 ", soundpack, filename, "\n"));
1111 }
1112 void sound(entity e, float chan, string samp, float vol, float atten)
1113 {
1114         sound_builtin(e, chan, strcat(soundpack, samp), vol, atten);
1115 }
1116 */
1117
1118 // Sound functions
1119 string precache_sound (string s) = #19;
1120 void(entity e, float chan, string samp, float vol, float atten) sound = #8;
1121 float precache_sound_index (string s) = #19;
1122
1123 #define SND_VOLUME      1
1124 #define SND_ATTENUATION 2
1125 #define SND_LARGEENTITY 8
1126 #define SND_LARGESOUND  16
1127
1128 void soundtoat(float dest, entity e, vector o, float chan, string samp, float vol, float atten)
1129 {
1130         float entno, idx;
1131         entno = num_for_edict(e);
1132         idx = precache_sound_index(samp);
1133
1134         float sflags;
1135         sflags = 0;
1136
1137         atten = floor(atten * 64);
1138         vol = floor(vol * 255);
1139
1140         if(vol != 255)
1141                 sflags |= SND_VOLUME;
1142         if(atten != 64)
1143                 sflags |= SND_ATTENUATION;
1144         if(entno >= 8192)
1145                 sflags |= SND_LARGEENTITY;
1146         if(idx >= 256)
1147                 sflags |= SND_LARGESOUND;
1148
1149         WriteByte(dest, SVC_SOUND);
1150         WriteByte(dest, sflags);
1151         if(sflags & SND_VOLUME)
1152                 WriteByte(dest, vol * 255);
1153         if(sflags & SND_ATTENUATION)
1154                 WriteByte(dest, atten);
1155         if(sflags & SND_LARGEENTITY)
1156         {
1157                 WriteShort(dest, entno);
1158                 WriteByte(dest, chan);
1159         }
1160         else
1161         {
1162                 WriteShort(dest, entno * 8 + chan);
1163         }
1164         if(sflags & SND_LARGESOUND)
1165                 WriteShort(dest, idx);
1166         else
1167                 WriteByte(dest, idx);
1168
1169         WriteCoord(dest, o_x);
1170         WriteCoord(dest, o_y);
1171         WriteCoord(dest, o_z);
1172 }
1173 void soundto(float dest, entity e, float chan, string samp, float vol, float atten)
1174 {
1175         vector o;
1176         o = e.origin + 0.5 * (e.mins + e.maxs);
1177         soundtoat(dest, e, o, chan, samp, vol, atten);
1178 }
1179 void soundat(entity e, vector o, float chan, string samp, float vol, float atten)
1180 {
1181         soundtoat(MSG_BROADCAST, e, o, chan, samp, vol, atten);
1182 }
1183 void stopsoundto(float dest, entity e, float chan)
1184 {
1185         float entno;
1186         entno = num_for_edict(e);
1187
1188         if(entno >= 8192)
1189         {
1190                 float idx, sflags;
1191                 idx = precache_sound_index("misc/null.wav");
1192                 sflags = SND_LARGEENTITY;
1193                 if(idx >= 256)
1194                         sflags |= SND_LARGESOUND;
1195                 WriteByte(dest, SVC_SOUND);
1196                 WriteByte(dest, sflags);
1197                 WriteShort(dest, entno);
1198                 WriteByte(dest, chan);
1199                 if(sflags & SND_LARGESOUND)
1200                         WriteShort(dest, idx);
1201                 else
1202                         WriteByte(dest, idx);
1203                 WriteCoord(dest, e.origin_x);
1204                 WriteCoord(dest, e.origin_y);
1205                 WriteCoord(dest, e.origin_z);
1206         }
1207         else
1208         {
1209                 WriteByte(dest, SVC_STOPSOUND);
1210                 WriteShort(dest, entno * 8 + chan);
1211         }
1212 }
1213 void stopsound(entity e, float chan)
1214 {
1215         stopsoundto(MSG_BROADCAST, e, chan); // unreliable, gets there fast
1216         stopsoundto(MSG_ALL, e, chan); // in case of packet loss
1217 }
1218
1219 void play2(entity e, string filename)
1220 {
1221         //stuffcmd(e, strcat("play2 ", filename, "\n"));
1222         msg_entity = e;
1223         soundtoat(MSG_ONE, world, '0 0 0', CHAN_AUTO, filename, VOL_BASE, ATTN_NONE);
1224 }
1225
1226 .float announcetime;
1227 float announce(entity player, string msg)
1228 {
1229         if(time > player.announcetime)
1230         if(clienttype(player) == CLIENTTYPE_REAL)
1231         {
1232                 player.announcetime = time + 0.8;
1233                 play2(player, msg);
1234                 return TRUE;
1235         }
1236         return FALSE;
1237 }
1238
1239 void play2team(float t, string filename)
1240 {
1241         local entity head;
1242         FOR_EACH_REALPLAYER(head)
1243         {
1244                 if (head.team == t)
1245                         play2(head, filename);
1246         }
1247 }
1248
1249 void play2all(string samp)
1250 {
1251         sound(world, CHAN_AUTO, samp, VOL_BASE, ATTN_NONE);
1252 }
1253
1254 void PrecachePlayerSounds(string f);
1255 void precache_all_models(string pattern)
1256 {
1257         float globhandle, i, n;
1258         string f;
1259
1260         globhandle = search_begin(pattern, TRUE, FALSE);
1261         if(globhandle < 0)
1262                 return;
1263         n = search_getsize(globhandle);
1264         for(i = 0; i < n; ++i)
1265         {
1266                 //print(search_getfilename(globhandle, i), "\n");
1267                 f = search_getfilename(globhandle, i);
1268                 precache_model(f);
1269                 PrecachePlayerSounds(strcat(f, ".sounds"));
1270         }
1271         search_end(globhandle);
1272 }
1273
1274 void precache()
1275 {
1276         // gamemode related things
1277         precache_model ("models/misc/chatbubble.spr");
1278         precache_model ("models/misc/teambubble.spr");
1279         if (g_runematch)
1280         {
1281                 precache_model ("models/runematch/curse.mdl");
1282                 precache_model ("models/runematch/rune.mdl");
1283         }
1284
1285 #ifdef TTURRETS_ENABLED
1286     if(cvar("g_turrets"))
1287         turrets_precash();
1288 #endif
1289
1290         // Precache all player models if desired
1291         if (cvar("sv_precacheplayermodels"))
1292         {
1293                 PrecachePlayerSounds("sound/player/default.sounds");
1294                 precache_all_models("models/player/*.zym");
1295                 precache_all_models("models/player/*.dpm");
1296                 precache_all_models("models/player/*.md3");
1297                 precache_all_models("models/player/*.psk");
1298                 //precache_model("models/player/carni.zym");
1299                 //precache_model("models/player/crash.zym");
1300                 //precache_model("models/player/grunt.zym");
1301                 //precache_model("models/player/headhunter.zym");
1302                 //precache_model("models/player/insurrectionist.zym");
1303                 //precache_model("models/player/jeandarc.zym");
1304                 //precache_model("models/player/lurk.zym");
1305                 //precache_model("models/player/lycanthrope.zym");
1306                 //precache_model("models/player/marine.zym");
1307                 //precache_model("models/player/nexus.zym");
1308                 //precache_model("models/player/pyria.zym");
1309                 //precache_model("models/player/shock.zym");
1310                 //precache_model("models/player/skadi.zym");
1311                 //precache_model("models/player/specop.zym");
1312                 //precache_model("models/player/visitant.zym");
1313         }
1314
1315         if(cvar("sv_defaultcharacter"))
1316         {
1317                 string s;
1318                 s = cvar_string("sv_defaultplayermodel_red");
1319                 if(s != "")
1320                 {
1321                         precache_model(s);
1322                         PrecachePlayerSounds(strcat(s, ".sounds"));
1323                 }
1324                 s = cvar_string("sv_defaultplayermodel_blue");
1325                 if(s != "")
1326                 {
1327                         precache_model(s);
1328                         PrecachePlayerSounds(strcat(s, ".sounds"));
1329                 }
1330                 s = cvar_string("sv_defaultplayermodel_yellow");
1331                 if(s != "")
1332                 {
1333                         precache_model(s);
1334                         PrecachePlayerSounds(strcat(s, ".sounds"));
1335                 }
1336                 s = cvar_string("sv_defaultplayermodel_pink");
1337                 if(s != "")
1338                 {
1339                         precache_model(s);
1340                         PrecachePlayerSounds(strcat(s, ".sounds"));
1341                 }
1342                 s = cvar_string("sv_defaultplayermodel");
1343                 if(s != "")
1344                 {
1345                         precache_model(s);
1346                         PrecachePlayerSounds(strcat(s, ".sounds"));
1347                 }
1348         }
1349
1350         if (g_footsteps)
1351         {
1352                 PrecacheGlobalSound((globalsound_step = "misc/footstep0 6"));
1353                 PrecacheGlobalSound((globalsound_metalstep = "misc/metalfootstep0 6"));
1354         }
1355
1356         // gore and miscellaneous sounds
1357         //precache_sound ("misc/h2ohit.wav");
1358         precache_model ("models/hook.md3");
1359         precache_sound ("misc/armorimpact.wav");
1360         precache_sound ("misc/bodyimpact1.wav");
1361         precache_sound ("misc/bodyimpact2.wav");
1362         precache_sound ("misc/gib.wav");
1363         precache_sound ("misc/gib_splat01.wav");
1364         precache_sound ("misc/gib_splat02.wav");
1365         precache_sound ("misc/gib_splat03.wav");
1366         precache_sound ("misc/gib_splat04.wav");
1367         precache_sound ("misc/hit.wav");
1368         PrecacheGlobalSound((globalsound_fall = "misc/hitground 4"));
1369         PrecacheGlobalSound((globalsound_metalfall = "misc/metalhitground 4"));
1370         precache_sound ("misc/null.wav");
1371         precache_sound ("misc/spawn.wav");
1372         precache_sound ("misc/talk.wav");
1373         precache_sound ("misc/teleport.wav");
1374         precache_sound ("player/lava.wav");
1375         precache_sound ("player/slime.wav");
1376
1377         // announcer sounds - male
1378         precache_sound ("announcer/male/electrobitch.wav");
1379         precache_sound ("announcer/male/airshot.wav");
1380         precache_sound ("announcer/male/03kills.wav");
1381         precache_sound ("announcer/male/05kills.wav");
1382         precache_sound ("announcer/male/10kills.wav");
1383         precache_sound ("announcer/male/15kills.wav");
1384         precache_sound ("announcer/male/20kills.wav");
1385         precache_sound ("announcer/male/25kills.wav");
1386         precache_sound ("announcer/male/30kills.wav");
1387         precache_sound ("announcer/male/botlike.wav");
1388         precache_sound ("announcer/male/yoda.wav");
1389         precache_sound ("announcer/male/headshot.wav");
1390         precache_sound ("announcer/male/impressive.wav");
1391
1392         // announcer sounds - robotic
1393         precache_sound ("announcer/robotic/prepareforbattle.wav");
1394         precache_sound ("announcer/robotic/begin.wav");
1395         precache_sound ("announcer/robotic/timeoutcalled.wav");
1396         precache_sound ("announcer/robotic/1fragleft.wav");
1397         precache_sound ("announcer/robotic/1minuteremains.wav");
1398         precache_sound ("announcer/robotic/2fragsleft.wav");
1399         precache_sound ("announcer/robotic/3fragsleft.wav");
1400         if (g_minstagib)
1401         {
1402                 precache_sound ("announcer/robotic/lastsecond.wav");
1403                 precache_sound ("announcer/robotic/narrowly.wav");
1404         }
1405
1406         precache_model ("models/sprites/1.spr32");
1407         precache_model ("models/sprites/2.spr32");
1408         precache_model ("models/sprites/3.spr32");
1409         precache_model ("models/sprites/4.spr32");
1410         precache_model ("models/sprites/5.spr32");
1411         precache_model ("models/sprites/6.spr32");
1412         precache_model ("models/sprites/7.spr32");
1413         precache_model ("models/sprites/8.spr32");
1414         precache_model ("models/sprites/9.spr32");
1415         precache_model ("models/sprites/10.spr32");
1416         precache_sound ("announcer/robotic/1.wav");
1417         precache_sound ("announcer/robotic/2.wav");
1418         precache_sound ("announcer/robotic/3.wav");
1419         precache_sound ("announcer/robotic/4.wav");
1420         precache_sound ("announcer/robotic/5.wav");
1421         precache_sound ("announcer/robotic/6.wav");
1422         precache_sound ("announcer/robotic/7.wav");
1423         precache_sound ("announcer/robotic/8.wav");
1424         precache_sound ("announcer/robotic/9.wav");
1425         precache_sound ("announcer/robotic/10.wav");
1426
1427         // common weapon precaches
1428         precache_sound ("weapons/weapon_switch.wav");
1429         precache_sound ("weapons/weaponpickup.wav");
1430         if (cvar("g_grappling_hook"))
1431         {
1432                 precache_sound ("weapons/hook_fire.wav"); // hook
1433                 precache_sound ("weapons/hook_impact.wav"); // hook
1434         }
1435
1436         if (cvar("sv_precacheweapons") || g_nixnex)
1437         {
1438                 //precache weapon models/sounds
1439                 local float wep;
1440                 wep = WEP_FIRST;
1441                 while (wep <= WEP_LAST)
1442                 {
1443                         weapon_action(wep, WR_PRECACHE);
1444                         wep = wep + 1;
1445                 }
1446         }
1447
1448         precache_model("models/elaser.mdl");
1449         precache_model("models/laser.mdl");
1450         precache_model("models/ebomb.mdl");
1451
1452 #if 0
1453         // Disabled this code because it simply does not work (e.g. ignores bgmvolume, overlaps with "cd loop" controlled tracks).
1454
1455         if (!self.noise && self.music) // quake 3 uses the music field
1456                 self.noise = self.music;
1457
1458         // plays music for the level if there is any
1459         if (self.noise)
1460         {
1461                 precache_sound (self.noise);
1462                 ambientsound ('0 0 0', self.noise, VOL_BASE, ATTN_NONE);
1463         }
1464 #endif
1465 }
1466
1467 // sorry, but using \ in macros breaks line numbers
1468 #define WRITESPECTATABLE_MSG_ONE_VARNAME(varname,statement) entity varname; varname = msg_entity; FOR_EACH_REALCLIENT(msg_entity) if(msg_entity == varname || (msg_entity.classname == STR_SPECTATOR && msg_entity.enemy == varname)) statement msg_entity = varname
1469 #define WRITESPECTATABLE_MSG_ONE(statement) WRITESPECTATABLE_MSG_ONE_VARNAME(oldmsg_entity, statement)
1470 #define WRITESPECTATABLE(msg,statement) if(msg == MSG_ONE) { WRITESPECTATABLE_MSG_ONE(statement); } else statement float WRITESPECTATABLE_workaround = 0
1471
1472 vector ExactTriggerHit_mins;
1473 vector ExactTriggerHit_maxs;
1474 float ExactTriggerHit_Recurse()
1475 {
1476         float s;
1477         entity se;
1478         float f;
1479
1480         tracebox('0 0 0', ExactTriggerHit_mins, ExactTriggerHit_maxs, '0 0 0', MOVE_NORMAL, other);
1481         if not(trace_ent)
1482                 return 0;
1483         if(trace_ent == self)
1484                 return 1;
1485
1486         se = trace_ent;
1487         s = se.solid;
1488         se.solid = SOLID_NOT;
1489         f = ExactTriggerHit_Recurse();
1490         se.solid = s;
1491
1492         return f;
1493 }
1494
1495 float ExactTriggerHit()
1496 {
1497         float f, s;
1498
1499         if not(self.modelindex)
1500                 return 1;
1501
1502         s = self.solid;
1503         self.solid = SOLID_BSP;
1504         ExactTriggerHit_mins = other.absmin;
1505         ExactTriggerHit_maxs = other.absmax;
1506         f = ExactTriggerHit_Recurse();
1507         self.solid = s;
1508
1509         return f;
1510 }
1511
1512 // WARNING: this kills the trace globals
1513 #define EXACTTRIGGER_TOUCH if not(ExactTriggerHit()) return
1514 #define EXACTTRIGGER_INIT  InitSolidBSPTrigger(); self.solid = SOLID_TRIGGER
1515
1516 #define INITPRIO_FIRST              0
1517 #define INITPRIO_GAMETYPE           0
1518 #define INITPRIO_GAMETYPE_FALLBACK  1
1519 #define INITPRIO_CVARS              5
1520 #define INITPRIO_FINDTARGET        10
1521 #define INITPRIO_DROPTOFLOOR       20
1522 #define INITPRIO_SETLOCATION       90
1523 #define INITPRIO_LINKDOORS         91
1524 #define INITPRIO_LAST              99
1525
1526 .void(void) initialize_entity;
1527 .float initialize_entity_order;
1528 .entity initialize_entity_next;
1529 entity initialize_entity_first;
1530
1531 void make_safe_for_remove(entity e)
1532 {
1533         if(e.initialize_entity)
1534         {
1535                 entity ent, prev;
1536                 for(ent = initialize_entity_first; ent; )
1537                 {
1538                         if((ent == e) || ((ent.classname == "initialize_entity") && (ent.enemy == e)))
1539                         {
1540                                 //print("make_safe_for_remove: getting rid of initializer ", etos(ent), "\n");
1541                                 // skip it in linked list
1542                                 if(prev)
1543                                 {
1544                                         prev.initialize_entity_next = ent.initialize_entity_next;
1545                                         ent = prev.initialize_entity_next;
1546                                 }
1547                                 else
1548                                 {
1549                                         initialize_entity_first = ent.initialize_entity_next;
1550                                         ent = initialize_entity_first;
1551                                 }
1552                         }
1553                         else
1554                         {
1555                                 prev = ent;
1556                                 ent = ent.initialize_entity_next;
1557                         }
1558                 }
1559         }
1560 }
1561
1562 void objerror(string s)
1563 {
1564         make_safe_for_remove(self);
1565         objerror_builtin(s);
1566 }
1567
1568 void remove_unsafely(entity e)
1569
1570         remove_builtin(e);
1571 }
1572
1573 void remove_safely(entity e)
1574 {
1575         make_safe_for_remove(e);
1576         remove_builtin(e);
1577 }
1578
1579 void InitializeEntity(entity e, void(void) func, float order)
1580 {
1581         entity prev, cur;
1582
1583         if(!e || e.initialize_entity)
1584         {
1585                 // make a proxy initializer entity
1586                 entity e_old;
1587                 e_old = e;
1588                 e = spawn();
1589                 e.classname = "initialize_entity";
1590                 e.enemy = e_old;
1591         }
1592
1593         e.initialize_entity = func;
1594         e.initialize_entity_order = order;
1595
1596         cur = initialize_entity_first;
1597         for(;;)
1598         {
1599                 if(!cur || cur.initialize_entity_order > order)
1600                 {
1601                         // insert between prev and cur
1602                         if(prev)
1603                                 prev.initialize_entity_next = e;
1604                         else
1605                                 initialize_entity_first = e;
1606                         e.initialize_entity_next = cur;
1607                         return;
1608                 }
1609                 prev = cur;
1610                 cur = cur.initialize_entity_next;
1611         }
1612 }
1613 void InitializeEntitiesRun()
1614 {
1615         entity startoflist;
1616         startoflist = initialize_entity_first;
1617         initialize_entity_first = world;
1618         for(self = startoflist; self; )
1619         {
1620                 entity e;
1621                 var void(void) func;
1622                 e = self.initialize_entity_next;
1623                 func = self.initialize_entity;
1624                 self.initialize_entity_order = 0;
1625                 self.initialize_entity = func_null;
1626                 self.initialize_entity_next = world;
1627                 if(self.classname == "initialize_entity")
1628                 {
1629                         entity e_old;
1630                         e_old = self.enemy;
1631                         remove_builtin(self);
1632                         self = e_old;
1633                 }
1634                 //dprint("Delayed initialization: ", self.classname, "\n");
1635                 func();
1636                 self = e;
1637         }
1638 }
1639
1640 .float uncustomizeentityforclient_set;
1641 .void(void) uncustomizeentityforclient;
1642 void(void) SUB_Nullpointer = #0;
1643 void UncustomizeEntitiesRun()
1644 {
1645         entity oldself;
1646         oldself = self;
1647         for(self = world; (self = findfloat(self, uncustomizeentityforclient_set, 1)); )
1648                 self.uncustomizeentityforclient();
1649         self = oldself;
1650 }
1651 void SetCustomizer(entity e, float(void) customizer, void(void) uncustomizer)
1652 {
1653         e.customizeentityforclient = customizer;
1654         e.uncustomizeentityforclient = uncustomizer;
1655         e.uncustomizeentityforclient_set = (uncustomizer != SUB_Nullpointer);
1656 }
1657
1658 .float nottargeted;
1659 #define IFTARGETED if(!self.nottargeted && self.targetname != "")
1660
1661 void() SUB_Remove;
1662 void Net_LinkEntity(entity e, float docull, float dt, float(entity, float) sendfunc)
1663 {
1664         vector mi, ma;
1665
1666         if(e.classname == "")
1667                 e.classname = "net_linked";
1668
1669         if(e.model == "" || self.modelindex == 0)
1670         {
1671                 mi = e.mins;
1672                 ma = e.maxs;
1673                 setmodel(e, "null");
1674                 setsize(e, mi, ma);
1675         }
1676
1677         e.SendEntity = sendfunc;
1678         e.SendFlags = 0xFFFFFF;
1679
1680         if(!docull)
1681                 e.effects |= EF_NODEPTHTEST;
1682
1683         if(dt)
1684         {
1685                 e.nextthink = time + dt;
1686                 e.think = SUB_Remove;
1687         }
1688 }
1689
1690 void adaptor_think2touch()
1691 {
1692         entity o;
1693         o = other;
1694         other = world;
1695         self.touch();
1696         other = o;
1697 }
1698
1699 void adaptor_think2use()
1700 {
1701         entity o, a;
1702         o = other;
1703         a = activator;
1704         activator = world;
1705         other = world;
1706         self.use();
1707         other = o;
1708         activator = a;
1709 }
1710
1711 // deferred dropping
1712 void DropToFloor_Handler()
1713 {
1714         droptofloor_builtin();
1715         self.dropped_origin = self.origin;
1716 }
1717
1718 void droptofloor()
1719 {
1720         InitializeEntity(self, DropToFloor_Handler, INITPRIO_DROPTOFLOOR);
1721 }
1722
1723
1724
1725 float trace_hits_box_a0, trace_hits_box_a1;
1726
1727 float trace_hits_box_1d(float end, float thmi, float thma)
1728 {
1729         if(end == 0)
1730         {
1731                 // just check if x is in range
1732                 if(0 < thmi)
1733                         return FALSE;
1734                 if(0 > thma)
1735                         return FALSE;
1736         }
1737         else
1738         {
1739                 // do the trace with respect to x
1740                 // 0 -> end has to stay in thmi -> thma
1741                 trace_hits_box_a0 = max(trace_hits_box_a0, min(thmi / end, thma / end));
1742                 trace_hits_box_a1 = min(trace_hits_box_a1, max(thmi / end, thma / end));
1743                 if(trace_hits_box_a0 > trace_hits_box_a1)
1744                         return FALSE;
1745         }
1746         return TRUE;
1747 }
1748
1749 float trace_hits_box(vector start, vector end, vector thmi, vector thma)
1750 {
1751         end -= start;
1752         thmi -= start;
1753         thma -= start;
1754         // now it is a trace from 0 to end
1755
1756         trace_hits_box_a0 = 0;
1757         trace_hits_box_a1 = 1;
1758
1759         if(!trace_hits_box_1d(end_x, thmi_x, thma_x))
1760                 return FALSE;
1761         if(!trace_hits_box_1d(end_y, thmi_y, thma_y))
1762                 return FALSE;
1763         if(!trace_hits_box_1d(end_z, thmi_z, thma_z))
1764                 return FALSE;
1765
1766         return TRUE;
1767 }
1768
1769 float tracebox_hits_box(vector start, vector mi, vector ma, vector end, vector thmi, vector thma)
1770 {
1771         return trace_hits_box(start, end, thmi - ma, thma - mi);
1772 }
1773
1774 float SUB_NoImpactCheck()
1775 {
1776         if(trace_dphitq3surfaceflags & Q3SURFACEFLAG_NOIMPACT)
1777                 return 1;
1778         if(other == world && self.size != '0 0 0')
1779         {
1780                 vector tic;
1781                 tic = self.velocity * sys_ticrate;
1782                 tic = tic + normalize(tic) * vlen(self.maxs - self.mins);
1783                 traceline(self.origin - tic, self.origin + tic, MOVE_NORMAL, self);
1784                 if(trace_fraction >= 1)
1785                 {
1786                         dprint("Odd... did not hit...?\n");
1787                 }
1788                 else if (trace_dphitq3surfaceflags & Q3SURFACEFLAG_NOIMPACT)
1789                 {
1790                         dprint("Detected and prevented the sky-grapple bug.\n");
1791                         return 1;
1792                 }
1793         }
1794
1795         return 0;
1796 }
1797
1798 #define SUB_OwnerCheck() (other && (other == self.owner))
1799
1800 #define PROJECTILE_TOUCH do { if(SUB_OwnerCheck()) return; if(SUB_NoImpactCheck()) { remove(self); return; } if(trace_ent && trace_ent.solid > SOLID_TRIGGER) UpdateCSQCProjectileNextFrame(self); } while(0)
1801
1802 float MAX_IPBAN_URIS = 16;
1803
1804 float URI_GET_DISCARD   = 0;
1805 float URI_GET_IPBAN     = 1;
1806 float URI_GET_IPBAN_END = 16;
1807
1808 void URI_Get_Callback(float id, float status, string data)
1809 {
1810         dprint("Received HTTP request data for id ", ftos(id), "; status is ", ftos(status), "\nData is\n:");
1811         dprint(data);
1812         dprint("\nEnd of data.\n");
1813
1814         if(id == URI_GET_DISCARD)
1815         {
1816                 // discard
1817         }
1818         else if(id >= URI_GET_IPBAN && id <= URI_GET_IPBAN_END)
1819         {
1820                 // online ban list
1821                 OnlineBanList_URI_Get_Callback(id, status, data);
1822         }
1823         else
1824         {
1825                 print("Received HTTP request data for an invalid id ", ftos(id), ".\n");
1826         }
1827 }
1828
1829 void print_to(entity e, string s)
1830 {
1831         if(e)
1832                 sprint(e, strcat(s, "\n"));
1833         else
1834                 print(s, "\n");
1835 }
1836
1837 string getrecords()
1838 {
1839         float rec;
1840         string h;
1841         float r;
1842         float i;
1843         string s;
1844
1845         rec = 0;
1846         
1847         s = "";
1848
1849         if(g_ctf)
1850         {
1851                 for(i = 0; i < MapInfo_count; ++i)
1852                 {
1853                         if(MapInfo_Get_ByID(i))
1854                         {
1855                                 r = stof(db_get(ServerProgsDB, strcat(MapInfo_Map_bspname, "/captimerecord/time")));
1856                                 if(r == 0)
1857                                         continue;
1858                                 h = db_get(ServerProgsDB, strcat(MapInfo_Map_bspname, "/captimerecord/netname"));
1859                                 s = strcat(s, strpad(32, MapInfo_Map_bspname), " ", strpad(-6, ftos_decimals(r, 2)), " ", h, "\n");
1860                                 ++rec;
1861                         }
1862                 }
1863         }
1864
1865         if(g_race)
1866         {
1867                 for(i = 0; i < MapInfo_count; ++i)
1868                 {
1869                         if(MapInfo_Get_ByID(i))
1870                         {
1871                                 r = stof(db_get(ServerProgsDB, strcat(MapInfo_Map_bspname, "/racerecord/time")));
1872                                 if(r == 0)
1873                                         continue;
1874                                 h = db_get(ServerProgsDB, strcat(MapInfo_Map_bspname, "/racerecord/netname"));
1875                                 s = strcat(s, strpad(32, MapInfo_Map_bspname), " ", strpad(-8, mmsss(r)), " ", h, "\n");
1876                                 ++rec;
1877                         }
1878                 }
1879         }
1880         MapInfo_ClearTemps();
1881
1882         if(s == "")
1883                 return "No records are available on this server.\n";
1884         else
1885                 return strcat("Records on this server:\n", s);
1886 }
1887
1888 float MoveToRandomMapLocation(entity e, float goodcontents, float badcontents, float badsurfaceflags, float attempts, float maxaboveground, float minviewdistance)
1889 {
1890         float m, i;
1891         vector start, org, delta, end, enddown, mstart;
1892
1893         m = e.dphitcontentsmask;
1894         e.dphitcontentsmask = goodcontents | badcontents;
1895
1896         org = world.mins;
1897         delta = world.maxs - world.mins;
1898
1899         for(i = 0; i < attempts; ++i)
1900         {
1901                 start_x = org_x + random() * delta_x;
1902                 start_y = org_y + random() * delta_y;
1903                 start_z = org_z + random() * delta_z;
1904
1905                 // rule 1: start inside world bounds, and outside
1906                 // solid, and don't start from somewhere where you can
1907                 // fall down to evil
1908                 tracebox(start, e.mins, e.maxs, start - '0 0 1' * delta_z, MOVE_NORMAL, e);
1909                 if(trace_fraction >= 1)
1910                         continue;
1911                 if(trace_startsolid)
1912                         continue;
1913                 if(trace_dphitcontents & badcontents)
1914                         continue;
1915                 if(trace_dphitq3surfaceflags & badsurfaceflags)
1916                         continue;
1917
1918                 // rule 2: if we are too high, lower the point
1919                 if(trace_fraction * delta_z > maxaboveground)
1920                         start = trace_endpos + '0 0 1' * maxaboveground;
1921                 enddown = trace_endpos;
1922
1923                 // rule 3: make sure we aren't outside the map. This only works
1924                 // for somewhat well formed maps. A good rule of thumb is that
1925                 // the map should have a convex outside hull.
1926                 // these can be traceLINES as we already verified the starting box
1927                 mstart = start + 0.5 * (e.mins + e.maxs);
1928                 traceline(mstart, mstart + '1 0 0' * delta_x, MOVE_NORMAL, e);
1929                 if(trace_fraction >= 1)
1930                         continue;
1931                 traceline(mstart, mstart - '1 0 0' * delta_x, MOVE_NORMAL, e);
1932                 if(trace_fraction >= 1)
1933                         continue;
1934                 traceline(mstart, mstart + '0 1 0' * delta_y, MOVE_NORMAL, e);
1935                 if(trace_fraction >= 1)
1936                         continue;
1937                 traceline(mstart, mstart - '0 1 0' * delta_y, MOVE_NORMAL, e);
1938                 if(trace_fraction >= 1)
1939                         continue;
1940                 traceline(mstart, mstart + '0 0 1' * delta_z, MOVE_NORMAL, e);
1941                 if(trace_fraction >= 1)
1942                         continue;
1943
1944                 // find a random vector to "look at"
1945                 end_x = org_x + random() * delta_x;
1946                 end_y = org_y + random() * delta_y;
1947                 end_z = org_z + random() * delta_z;
1948                 end = start + normalize(end - start) * vlen(delta);
1949
1950                 // rule 4: start TO end must not be too short
1951                 tracebox(start, e.mins, e.maxs, end, MOVE_NORMAL, e);
1952                 if(trace_startsolid)
1953                         continue;
1954                 if(trace_fraction < minviewdistance / vlen(delta))
1955                         continue;
1956
1957                 // rule 5: don't want to look at sky
1958                 if(trace_dphitq3surfaceflags & Q3SURFACEFLAG_SKY)
1959                         continue;
1960
1961                 // rule 6: we must not end up in trigger_hurt
1962                 if(tracebox_hits_trigger_hurt(start, e.mins, e.maxs, enddown))
1963                 {
1964                         dprint("trigger_hurt! ouch! and nothing else could find it!\n");
1965                         continue;
1966                 }
1967
1968                 break;
1969         }
1970
1971         e.dphitcontentsmask = m;
1972
1973         if(i < attempts)
1974         {
1975                 setorigin(e, start);
1976                 e.angles = vectoangles(end - start);
1977                 dprint("Needed ", ftos(i + 1), " attempts\n");
1978                 return TRUE;
1979         }
1980         else
1981                 return FALSE;
1982 }
1983
1984 void zcurveparticles(float effectno, vector start, vector end, float end_dz, float spd)
1985 {
1986         WriteByte(MSG_BROADCAST, SVC_TEMPENTITY);
1987         WriteByte(MSG_BROADCAST, TE_CSQC_ZCURVEPARTICLES);
1988         WriteShort(MSG_BROADCAST, effectno);
1989         WriteCoord(MSG_BROADCAST, start_x);
1990         WriteCoord(MSG_BROADCAST, start_y);
1991         WriteCoord(MSG_BROADCAST, start_z);
1992         WriteCoord(MSG_BROADCAST, end_x);
1993         WriteCoord(MSG_BROADCAST, end_y);
1994         WriteCoord(MSG_BROADCAST, end_z);
1995         WriteCoord(MSG_BROADCAST, end_dz);
1996         WriteShort(MSG_BROADCAST, spd / 16);
1997 }
1998
1999 void zcurveparticles_from_tracetoss(float effectno, vector start, vector end, vector vel)
2000 {
2001         float end_dz;
2002         vector vecxy, velxy;
2003
2004         vecxy = end - start; vecxy_z = 0;
2005         velxy = vel;         velxy_z = 0;
2006
2007         if(vlen(velxy) < 0.000001 * fabs(vel_z))
2008         {
2009                 trailparticles(world, effectno, start, end);
2010                 return;
2011         }
2012
2013         end_dz = vlen(vecxy) / vlen(velxy) * vel_z - (end_z - start_z);
2014         zcurveparticles(effectno, start, end, end_dz, vlen(vel));
2015 }
2016
2017 string GetGametype(); // g_world.qc
2018 void write_recordmarker(entity pl, float tstart, float dt)
2019 {
2020         GameLogEcho(strcat(":recordset:", ftos(pl.playerid), ":", ftos(dt / 10)));
2021
2022         // also write a marker into demo files for demotc-race-record-extractor to find
2023         stuffcmd(pl,
2024                 strcat(
2025                         strcat("//", strconv(2, 0, 0, GetGametype()), " RECORD SET ", mmsss(dt * 10)),
2026                         " ", ftos(tstart), " ", ftos(dt), "\n"));
2027 }
2028
2029 vector shotorg_adjust(vector vecs, float y_is_right, float visual)
2030 {
2031         if (cvar("g_shootfromeye"))
2032         {
2033                 if(visual)
2034                 {
2035                         vecs_y = 0;
2036                         vecs_z -= 4;
2037                 }
2038                 else
2039                 {
2040                         vecs_y = 0;
2041                         vecs_z = 0;
2042                 }
2043         }
2044         else if (cvar("g_shootfromcenter"))
2045         {
2046                 vecs_y = 0;
2047                 vecs_z -= 4;
2048         }
2049         return vecs;
2050 }
2051
2052
2053
2054 void attach_sameorigin(entity e, entity to, string tag)
2055 {
2056         vector org, t_forward, t_left, t_up, e_forward, e_up;
2057         vector org0, ang0;
2058         float tagscale;
2059
2060         ang0 = e.angles;
2061         org0 = e.origin;
2062
2063         org = e.origin - gettaginfo(to, gettagindex(to, tag));
2064         tagscale = pow(vlen(v_forward), -2); // undo a scale on the tag
2065         t_forward = v_forward * tagscale;
2066         t_left = v_right * -tagscale;
2067         t_up = v_up * tagscale;
2068
2069         e.origin_x = org * t_forward;
2070         e.origin_y = org * t_left;
2071         e.origin_z = org * t_up;
2072
2073         // current forward and up directions
2074         if(substring(e.model, 0, 1) == "*") // bmodels have their own rules
2075                 e.angles_x = -e.angles_x;
2076         fixedmakevectors(e.angles);
2077
2078         // untransform forward, up!
2079         e_forward_x = v_forward * t_forward;
2080         e_forward_y = v_forward * t_left;
2081         e_forward_z = v_forward * t_up;
2082         e_up_x = v_up * t_forward;
2083         e_up_y = v_up * t_left;
2084         e_up_z = v_up * t_up;
2085
2086         e.angles = fixedvectoangles2(e_forward, e_up);
2087         if(substring(e.model, 0, 1) == "*") // bmodels have their own rules
2088                 e.angles_x = -e.angles_x;
2089
2090         setattachment(e, to, tag);
2091         setorigin(e, e.origin);
2092 }
2093
2094 void detach_sameorigin(entity e)
2095 {
2096         vector org;
2097         org = gettaginfo(e, 0);
2098         e.angles = fixedvectoangles2(v_forward, v_up);
2099         if(substring(e.model, 0, 1) == "*") // bmodels have their own rules
2100                 e.angles_x = -e.angles_x;
2101         e.origin = org;
2102         setattachment(e, world, "");
2103         setorigin(e, e.origin);
2104 }
2105
2106 void follow_sameorigin(entity e, entity to)
2107 {
2108         e.movetype = MOVETYPE_FOLLOW; // make the hole follow
2109         e.aiment = to; // make the hole follow bmodel
2110         e.punchangle = to.angles; // the original angles of bmodel
2111         e.view_ofs = e.origin - to.origin; // relative origin
2112         e.v_angle = e.angles - to.angles; // relative angles
2113 }
2114
2115 void unfollow_sameorigin(entity e)
2116 {
2117         e.movetype = MOVETYPE_NONE;
2118 }
2119
2120 entity gettaginfo_relative_ent;
2121 vector gettaginfo_relative(entity e, float tag)
2122 {
2123         if(!gettaginfo_relative_ent)
2124         {
2125                 gettaginfo_relative_ent = spawn();
2126                 gettaginfo_relative_ent.effects = EF_NODRAW;
2127         }
2128         gettaginfo_relative_ent.model = e.model;
2129         gettaginfo_relative_ent.modelindex = e.modelindex;
2130         gettaginfo_relative_ent.frame = e.frame;
2131         return gettaginfo(gettaginfo_relative_ent, tag);
2132 }