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Merge remote branch 'origin/master' into samual/updatecommands
[xonotic/xonotic-data.pk3dir.git] / 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 traceline_antilag (entity source, vector v1, vector v2, float nomonst, entity forent, float lag);
7 void crosshair_trace(entity pl)
8 {
9         traceline_antilag(pl, pl.cursor_trace_start, pl.cursor_trace_start + normalize(pl.cursor_trace_endpos - pl.cursor_trace_start) * MAX_SHOT_DISTANCE, MOVE_NORMAL, pl, ANTILAG_LATENCY(pl));
10 }
11 void crosshair_trace_plusvisibletriggers(entity pl)
12 {
13         entity first;
14         entity e;
15         first = findchainfloat(solid, SOLID_TRIGGER);
16
17         for (e = first; e; e = e.chain)
18                 if (e.model != "")
19                         e.solid = SOLID_BSP;
20
21         crosshair_trace(pl);
22
23         for (e = first; e; e = e.chain)
24                 e.solid = SOLID_TRIGGER;
25 }
26 void WarpZone_traceline_antilag (entity source, vector v1, vector v2, float nomonst, entity forent, float lag);
27 void WarpZone_crosshair_trace(entity pl)
28 {
29         WarpZone_traceline_antilag(pl, pl.cursor_trace_start, pl.cursor_trace_start + normalize(pl.cursor_trace_endpos - pl.cursor_trace_start) * MAX_SHOT_DISTANCE, MOVE_NORMAL, pl, ANTILAG_LATENCY(pl));
30 }
31
32 void() spawnfunc_info_player_deathmatch; // needed for the other spawnpoints
33 void() spawnpoint_use;
34 string GetMapname();
35 string ColoredTeamName(float t);
36
37 string admin_name(void)
38 {
39         if(autocvar_sv_adminnick != "")
40                 return autocvar_sv_adminnick;
41         else
42                 return "SERVER ADMIN";
43 }
44
45 float DistributeEvenly_amount;
46 float DistributeEvenly_totalweight;
47 void DistributeEvenly_Init(float amount, float totalweight)
48 {
49     if (DistributeEvenly_amount)
50     {
51         dprint("DistributeEvenly_Init: UNFINISHED DISTRIBUTION (", ftos(DistributeEvenly_amount), " for ");
52         dprint(ftos(DistributeEvenly_totalweight), " left!)\n");
53     }
54     if (totalweight == 0)
55         DistributeEvenly_amount = 0;
56     else
57         DistributeEvenly_amount = amount;
58     DistributeEvenly_totalweight = totalweight;
59 }
60 float DistributeEvenly_Get(float weight)
61 {
62     float f;
63     if (weight <= 0)
64         return 0;
65     f = floor(0.5 + DistributeEvenly_amount * weight / DistributeEvenly_totalweight);
66     DistributeEvenly_totalweight -= weight;
67     DistributeEvenly_amount -= f;
68     return f;
69 }
70
71 #define move_out_of_solid(e) WarpZoneLib_MoveOutOfSolid(e)
72
73
74 string STR_PLAYER = "player";
75 string STR_SPECTATOR = "spectator";
76 string STR_OBSERVER = "observer";
77
78 #if 0
79 #define FOR_EACH_CLIENT(v) for(v = world; (v = findflags(v, flags, FL_CLIENT)) != world; )
80 #define FOR_EACH_REALCLIENT(v) FOR_EACH_CLIENT(v) if(clienttype(v) == CLIENTTYPE_REAL)
81 #define FOR_EACH_PLAYER(v) for(v = world; (v = find(v, classname, STR_PLAYER)) != world; )
82 #define FOR_EACH_REALPLAYER(v) FOR_EACH_PLAYER(v) if(clienttype(v) == CLIENTTYPE_REAL)
83 #else
84 #define FOR_EACH_CLIENTSLOT(v) for(v = world; (v = nextent(v)) && (num_for_edict(v) <= maxclients); )
85 #define FOR_EACH_CLIENT(v) FOR_EACH_CLIENTSLOT(v) if(v.flags & FL_CLIENT)
86 #define FOR_EACH_REALCLIENT(v) FOR_EACH_CLIENT(v) if(clienttype(v) == CLIENTTYPE_REAL)
87 #define FOR_EACH_PLAYER(v) FOR_EACH_CLIENT(v) if(v.classname == STR_PLAYER)
88 #define FOR_EACH_REALPLAYER(v) FOR_EACH_REALCLIENT(v) if(v.classname == STR_PLAYER)
89 #endif
90
91 // copies a string to a tempstring (so one can strunzone it)
92 string strcat1(string s) = #115; // FRIK_FILE
93
94 float logfile_open;
95 float logfile;
96
97 void bcenterprint(string s)
98 {
99     // TODO replace by MSG_ALL (would show it to spectators too, though)?
100     entity head;
101     FOR_EACH_PLAYER(head)
102     if (clienttype(head) == CLIENTTYPE_REAL)
103         centerprint(head, s);
104 }
105
106 void GameLogEcho(string s)
107 {
108     string fn;
109     float matches;
110
111     if (autocvar_sv_eventlog_files)
112     {
113         if (!logfile_open)
114         {
115             logfile_open = TRUE;
116             matches = autocvar_sv_eventlog_files_counter + 1;
117             cvar_set("sv_eventlog_files_counter", ftos(matches));
118             fn = ftos(matches);
119             if (strlen(fn) < 8)
120                 fn = strcat(substring("00000000", 0, 8 - strlen(fn)), fn);
121             fn = strcat(autocvar_sv_eventlog_files_nameprefix, fn, autocvar_sv_eventlog_files_namesuffix);
122             logfile = fopen(fn, FILE_APPEND);
123             fputs(logfile, ":logversion:3\n");
124         }
125         if (logfile >= 0)
126         {
127             if (autocvar_sv_eventlog_files_timestamps)
128                 fputs(logfile, strcat(":time:", strftime(TRUE, "%Y-%m-%d %H:%M:%S", "\n", s, "\n")));
129             else
130                 fputs(logfile, strcat(s, "\n"));
131         }
132     }
133     if (autocvar_sv_eventlog_console)
134     {
135         print(s, "\n");
136     }
137 }
138
139 void GameLogInit()
140 {
141     logfile_open = 0;
142     // will be opened later
143 }
144
145 void GameLogClose()
146 {
147     if (logfile_open && logfile >= 0)
148     {
149         fclose(logfile);
150         logfile = -1;
151     }
152 }
153
154 float spawnpoint_nag;
155 void relocate_spawnpoint()
156 {
157     // nudge off the floor
158     setorigin(self, self.origin + '0 0 1');
159
160     tracebox(self.origin, PL_MIN, PL_MAX, self.origin, TRUE, self);
161     if (trace_startsolid)
162     {
163         vector o;
164         o = self.origin;
165         self.mins = PL_MIN;
166         self.maxs = PL_MAX;
167         if (!move_out_of_solid(self))
168             objerror("could not get out of solid at all!");
169         print("^1NOTE: this map needs FIXING. Spawnpoint at ", vtos(o - '0 0 1'));
170         print(" needs to be moved out of solid, e.g. by '", ftos(self.origin_x - o_x));
171         print(" ", ftos(self.origin_y - o_y));
172         print(" ", ftos(self.origin_z - o_z), "'\n");
173         if (autocvar_g_spawnpoints_auto_move_out_of_solid)
174         {
175             if (!spawnpoint_nag)
176                 print("\{1}^1NOTE: this map needs FIXING (it contains spawnpoints in solid, see server log)\n");
177             spawnpoint_nag = 1;
178         }
179         else
180         {
181             setorigin(self, o);
182             self.mins = self.maxs = '0 0 0';
183             objerror("player spawn point in solid, mapper sucks!\n");
184             return;
185         }
186     }
187
188     self.use = spawnpoint_use;
189     self.team_saved = self.team;
190     if (!self.cnt)
191         self.cnt = 1;
192
193     if (have_team_spawns != 0)
194         if (self.team)
195             have_team_spawns = 1;
196     have_team_spawns_forteam[self.team] = 1;
197
198     if (autocvar_r_showbboxes)
199     {
200         // show where spawnpoints point at too
201         makevectors(self.angles);
202         entity e;
203         e = spawn();
204         e.classname = "info_player_foo";
205         setorigin(e, self.origin + v_forward * 24);
206         setsize(e, '-8 -8 -8', '8 8 8');
207         e.solid = SOLID_TRIGGER;
208     }
209 }
210
211 #define strstr strstrofs
212 /*
213 // NOTE: DO NOT USE THIS FUNCTION TOO OFTEN.
214 // IT WILL MOST PROBABLY DESTROY _ALL_ OTHER TEMP
215 // STRINGS AND TAKE QUITE LONG. haystack and needle MUST
216 // BE CONSTANT OR strzoneD!
217 float strstr(string haystack, string needle, float offset)
218 {
219         float len, endpos;
220         string found;
221         len = strlen(needle);
222         endpos = strlen(haystack) - len;
223         while(offset <= endpos)
224         {
225                 found = substring(haystack, offset, len);
226                 if(found == needle)
227                         return offset;
228                 offset = offset + 1;
229         }
230         return -1;
231 }
232 */
233
234 float NUM_NEAREST_ENTITIES = 4;
235 entity nearest_entity[NUM_NEAREST_ENTITIES];
236 float nearest_length[NUM_NEAREST_ENTITIES];
237 entity findnearest(vector point, .string field, string value, vector axismod)
238 {
239     entity localhead;
240     float i;
241     float j;
242     float len;
243     vector dist;
244
245     float num_nearest;
246     num_nearest = 0;
247
248     localhead = find(world, field, value);
249     while (localhead)
250     {
251         if ((localhead.items == IT_KEY1 || localhead.items == IT_KEY2) && localhead.target == "###item###")
252             dist = localhead.oldorigin;
253         else
254             dist = localhead.origin;
255         dist = dist - point;
256         dist = dist_x * axismod_x * '1 0 0' + dist_y * axismod_y * '0 1 0' + dist_z * axismod_z * '0 0 1';
257         len = vlen(dist);
258
259         for (i = 0; i < num_nearest; ++i)
260         {
261             if (len < nearest_length[i])
262                 break;
263         }
264
265         // now i tells us where to insert at
266         //   INSERTION SORT! YOU'VE SEEN IT! RUN!
267         if (i < NUM_NEAREST_ENTITIES)
268         {
269             for (j = NUM_NEAREST_ENTITIES - 1; j >= i; --j)
270             {
271                 nearest_length[j + 1] = nearest_length[j];
272                 nearest_entity[j + 1] = nearest_entity[j];
273             }
274             nearest_length[i] = len;
275             nearest_entity[i] = localhead;
276             if (num_nearest < NUM_NEAREST_ENTITIES)
277                 num_nearest = num_nearest + 1;
278         }
279
280         localhead = find(localhead, field, value);
281     }
282
283     // now use the first one from our list that we can see
284     for (i = 0; i < num_nearest; ++i)
285     {
286         traceline(point, nearest_entity[i].origin, TRUE, world);
287         if (trace_fraction == 1)
288         {
289             if (i != 0)
290             {
291                 dprint("Nearest point (");
292                 dprint(nearest_entity[0].netname);
293                 dprint(") is not visible, using a visible one.\n");
294             }
295             return nearest_entity[i];
296         }
297     }
298
299     if (num_nearest == 0)
300         return world;
301
302     dprint("Not seeing any location point, using nearest as fallback.\n");
303     /* DEBUGGING CODE:
304     dprint("Candidates were: ");
305     for(j = 0; j < num_nearest; ++j)
306     {
307         if(j != 0)
308                 dprint(", ");
309         dprint(nearest_entity[j].netname);
310     }
311     dprint("\n");
312     */
313
314     return nearest_entity[0];
315 }
316
317 void spawnfunc_target_location()
318 {
319     self.classname = "target_location";
320     // location name in netname
321     // eventually support: count, teamgame selectors, line of sight?
322 }
323
324 void spawnfunc_info_location()
325 {
326     self.classname = "target_location";
327     self.message = self.netname;
328 }
329
330 string NearestLocation(vector p)
331 {
332     entity loc;
333     string ret;
334     ret = "somewhere";
335     loc = findnearest(p, classname, "target_location", '1 1 1');
336     if (loc)
337     {
338         ret = loc.message;
339     }
340     else
341     {
342         loc = findnearest(p, target, "###item###", '1 1 4');
343         if (loc)
344             ret = loc.netname;
345     }
346     return ret;
347 }
348
349 string formatmessage(string msg)
350 {
351         float p, p1, p2;
352         float n;
353         vector cursor;
354         entity cursor_ent;
355         string escape;
356         string replacement;
357         p = 0;
358         n = 7;
359
360         WarpZone_crosshair_trace(self);
361         cursor = trace_endpos;
362         cursor_ent = trace_ent;
363
364         while (1) {
365                 if (n < 1)
366                         break; // too many replacements
367
368                 n = n - 1;
369                 p1 = strstr(msg, "%", p); // NOTE: this destroys msg as it's a tempstring!
370                 p2 = strstr(msg, "\\", p); // NOTE: this destroys msg as it's a tempstring!
371
372                 if (p1 < 0)
373                         p1 = p2;
374
375                 if (p2 < 0)
376                         p2 = p1;
377
378                 p = min(p1, p2);
379
380                 if (p < 0)
381                         break;
382
383                 replacement = substring(msg, p, 2);
384                 escape = substring(msg, p + 1, 1);
385
386                 if (escape == "%")
387                         replacement = "%";
388                 else if (escape == "\\")
389                         replacement = "\\";
390                 else if (escape == "n")
391                         replacement = "\n";
392                 else if (escape == "a")
393                         replacement = ftos(floor(self.armorvalue));
394                 else if (escape == "h")
395                         replacement = ftos(floor(self.health));
396                 else if (escape == "l")
397                         replacement = NearestLocation(self.origin);
398                 else if (escape == "y")
399                         replacement = NearestLocation(cursor);
400                 else if (escape == "d")
401                         replacement = NearestLocation(self.death_origin);
402                 else if (escape == "w") {
403                         float wep;
404                         wep = self.weapon;
405                         if (!wep)
406                                 wep = self.switchweapon;
407                         if (!wep)
408                                 wep = self.cnt;
409                         replacement = W_Name(wep);
410                 } else if (escape == "W") {
411                         if (self.items & IT_SHELLS) replacement = "shells";
412                         else if (self.items & IT_NAILS) replacement = "bullets";
413                         else if (self.items & IT_ROCKETS) replacement = "rockets";
414                         else if (self.items & IT_CELLS) replacement = "cells";
415                         else replacement = "batteries"; // ;)
416                 } else if (escape == "x") {
417                         replacement = cursor_ent.netname;
418                         if (!replacement || !cursor_ent)
419                                 replacement = "nothing";
420                 } else if (escape == "s")
421                         replacement = ftos(vlen(self.velocity - self.velocity_z * '0 0 1'));
422                 else if (escape == "S")
423                         replacement = ftos(vlen(self.velocity));
424
425                 msg = strcat(substring(msg, 0, p), replacement, substring(msg, p+2, strlen(msg) - (p+2)));
426                 p = p + strlen(replacement);
427         }
428         return msg;
429 }
430
431 float boolean(float value) { // if value is 0 return FALSE (0), otherwise return TRUE (1)
432         return (value == 0) ? FALSE : TRUE;
433 }
434
435 /*
436 =============
437 GetCvars
438 =============
439 Called with:
440   0:  sends the request
441   >0: receives a cvar from name=argv(f) value=argv(f+1)
442 */
443 void GetCvars_handleString(string thisname, float f, .string field, string name)
444 {
445         if (f < 0)
446         {
447                 if (self.field)
448                         strunzone(self.field);
449                 self.field = string_null;
450         }
451         else if (f > 0)
452         {
453                 if (thisname == name)
454                 {
455                         if (self.field)
456                                 strunzone(self.field);
457                         self.field = strzone(argv(f + 1));
458                 }
459         }
460         else
461                 stuffcmd(self, strcat("cl_cmd sendcvar ", name, "\n"));
462 }
463 void GetCvars_handleString_Fixup(string thisname, float f, .string field, string name, string(string) func)
464 {
465         GetCvars_handleString(thisname, f, field, name);
466         if (f >= 0) // also initialize to the fitting value for "" when sending cvars out
467                 if (thisname == name)
468                 {
469                         string s;
470                         s = func(strcat1(self.field));
471                         if (s != self.field)
472                         {
473                                 strunzone(self.field);
474                                 self.field = strzone(s);
475                         }
476                 }
477 }
478 void GetCvars_handleFloat(string thisname, float f, .float field, string name)
479 {
480         if (f < 0)
481         {
482         }
483         else if (f > 0)
484         {
485                 if (thisname == name)
486                         self.field = stof(argv(f + 1));
487         }
488         else
489                 stuffcmd(self, strcat("cl_cmd sendcvar ", name, "\n"));
490 }
491 void GetCvars_handleFloatOnce(string thisname, float f, .float field, string name)
492 {
493         if (f < 0)
494         {
495         }
496         else if (f > 0)
497         {
498                 if (thisname == name)
499                 {
500                         if(!self.field)
501                         {
502                                 self.field = stof(argv(f + 1));
503                                 if(!self.field)
504                                         self.field = -1;
505                         }
506                 }
507         }
508         else
509         {
510                 if(!self.field)
511                         stuffcmd(self, strcat("cl_cmd sendcvar ", name, "\n"));
512         }
513 }
514 float w_getbestweapon(entity e);
515 string W_FixWeaponOrder_ForceComplete_AndBuildImpulseList(string wo)
516 {
517         string o;
518         o = W_FixWeaponOrder_ForceComplete(wo);
519         if(self.weaponorder_byimpulse)
520         {
521                 strunzone(self.weaponorder_byimpulse);
522                 self.weaponorder_byimpulse = string_null;
523         }
524         self.weaponorder_byimpulse = strzone(W_FixWeaponOrder_BuildImpulseList(o));
525         return o;
526 }
527 void GetCvars(float f)
528 {
529         string s;
530
531         if (f > 0)
532                 s = strcat1(argv(f));
533
534         get_cvars_f = f;
535         get_cvars_s = s;
536         MUTATOR_CALLHOOK(GetCvars);
537         GetCvars_handleFloat(s, f, autoswitch, "cl_autoswitch");
538         GetCvars_handleFloat(s, f, cvar_cl_autoscreenshot, "cl_autoscreenshot");
539         GetCvars_handleString(s, f, cvar_g_xonoticversion, "g_xonoticversion");
540         GetCvars_handleFloat(s, f, cvar_cl_handicap, "cl_handicap");
541         GetCvars_handleFloat(s, f, cvar_cl_clippedspectating, "cl_clippedspectating");
542         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriority, "cl_weaponpriority", W_FixWeaponOrder_ForceComplete_AndBuildImpulseList);
543         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[0], "cl_weaponpriority0", W_FixWeaponOrder_AllowIncomplete);
544         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[1], "cl_weaponpriority1", W_FixWeaponOrder_AllowIncomplete);
545         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[2], "cl_weaponpriority2", W_FixWeaponOrder_AllowIncomplete);
546         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[3], "cl_weaponpriority3", W_FixWeaponOrder_AllowIncomplete);
547         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[4], "cl_weaponpriority4", W_FixWeaponOrder_AllowIncomplete);
548         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[5], "cl_weaponpriority5", W_FixWeaponOrder_AllowIncomplete);
549         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[6], "cl_weaponpriority6", W_FixWeaponOrder_AllowIncomplete);
550         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[7], "cl_weaponpriority7", W_FixWeaponOrder_AllowIncomplete);
551         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[8], "cl_weaponpriority8", W_FixWeaponOrder_AllowIncomplete);
552         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[9], "cl_weaponpriority9", W_FixWeaponOrder_AllowIncomplete);
553         GetCvars_handleFloat(s, f, cvar_cl_weaponimpulsemode, "cl_weaponimpulsemode");
554         GetCvars_handleFloat(s, f, cvar_cl_autotaunt, "cl_autotaunt");
555         GetCvars_handleFloat(s, f, cvar_cl_noantilag, "cl_noantilag");
556         GetCvars_handleFloat(s, f, cvar_cl_voice_directional, "cl_voice_directional");
557         GetCvars_handleFloat(s, f, cvar_cl_voice_directional_taunt_attenuation, "cl_voice_directional_taunt_attenuation");
558         GetCvars_handleFloat(s, f, cvar_cl_accuracy_data_share, "cl_accuracy_data_share");
559         GetCvars_handleFloat(s, f, cvar_cl_accuracy_data_receive, "cl_accuracy_data_receive");
560
561         self.cvar_cl_accuracy_data_share = boolean(self.cvar_cl_accuracy_data_share);
562         self.cvar_cl_accuracy_data_receive = boolean(self.cvar_cl_accuracy_data_receive);
563
564 #ifdef ALLOW_FORCEMODELS
565         GetCvars_handleFloat(s, f, cvar_cl_forceplayermodels, "cl_forceplayermodels");
566         GetCvars_handleFloat(s, f, cvar_cl_forceplayermodelsfromxonotic, "cl_forceplayermodelsfromxonotic");
567 #endif
568         GetCvars_handleFloatOnce(s, f, cvar_cl_gunalign, "cl_gunalign");
569         GetCvars_handleFloat(s, f, cvar_cl_allow_uid2name, "cl_allow_uid2name");
570         GetCvars_handleFloat(s, f, cvar_cl_allow_uidtracking, "cl_allow_uidtracking");
571         GetCvars_handleFloat(s, f, cvar_cl_movement_track_canjump, "cl_movement_track_canjump");
572         GetCvars_handleFloat(s, f, cvar_cl_newusekeysupported, "cl_newusekeysupported");
573
574         // fixup of switchweapon (needed for LMS or when spectating is disabled, as PutClientInServer comes too early)
575         if (f > 0)
576         {
577                 if (s == "cl_weaponpriority")
578                         self.switchweapon = w_getbestweapon(self);
579                 if (s == "cl_allow_uidtracking")
580                         PlayerStats_AddPlayer(self);
581         }
582 }
583
584 void backtrace(string msg)
585 {
586     float dev, war;
587     dev = autocvar_developer;
588     war = autocvar_prvm_backtraceforwarnings;
589     cvar_set("developer", "1");
590     cvar_set("prvm_backtraceforwarnings", "1");
591     print("\n");
592     print("--- CUT HERE ---\nWARNING: ");
593     print(msg);
594     print("\n");
595     remove(world); // isn't there any better way to cause a backtrace?
596     print("\n--- CUT UNTIL HERE ---\n");
597     cvar_set("developer", ftos(dev));
598     cvar_set("prvm_backtraceforwarnings", ftos(war));
599 }
600
601 string Team_ColorCode(float teamid)
602 {
603     if (teamid == COLOR_TEAM1)
604         return "^1";
605     else if (teamid == COLOR_TEAM2)
606         return "^4";
607     else if (teamid == COLOR_TEAM3)
608         return "^3";
609     else if (teamid == COLOR_TEAM4)
610         return "^6";
611     else
612         return "^7";
613 }
614
615 string Team_ColorName(float t)
616 {
617     // fixme: Search for team entities and get their .netname's!
618     if (t == COLOR_TEAM1)
619         return "Red";
620     if (t == COLOR_TEAM2)
621         return "Blue";
622     if (t == COLOR_TEAM3)
623         return "Yellow";
624     if (t == COLOR_TEAM4)
625         return "Pink";
626     return "Neutral";
627 }
628
629 string Team_ColorNameLowerCase(float t)
630 {
631     // fixme: Search for team entities and get their .netname's!
632     if (t == COLOR_TEAM1)
633         return "red";
634     if (t == COLOR_TEAM2)
635         return "blue";
636     if (t == COLOR_TEAM3)
637         return "yellow";
638     if (t == COLOR_TEAM4)
639         return "pink";
640     return "neutral";
641 }
642
643 float ColourToNumber(string team_colour)
644 {
645         if (team_colour == "red")
646                 return COLOR_TEAM1;
647
648         if (team_colour == "blue")
649                 return COLOR_TEAM2;
650
651         if (team_colour == "yellow")
652                 return COLOR_TEAM3;
653
654         if (team_colour == "pink")
655                 return COLOR_TEAM4;
656
657         if (team_colour == "auto")
658                 return 0;
659
660         return -1;
661 }
662
663 float NumberToTeamNumber(float number)
664 {
665         if (number == 1)
666                 return COLOR_TEAM1;
667
668         if (number == 2)
669                 return COLOR_TEAM2;
670
671         if (number == 3)
672                 return COLOR_TEAM3;
673
674         if (number == 4)
675                 return COLOR_TEAM4;
676
677         return -1;
678 }
679
680 // decolorizes and team colors the player name when needed
681 string playername(entity p)
682 {
683     string t;
684     if (teamplay && !intermission_running && p.classname == "player")
685     {
686         t = Team_ColorCode(p.team);
687         return strcat(t, strdecolorize(p.netname));
688     }
689     else
690         return p.netname;
691 }
692
693 vector randompos(vector m1, vector m2)
694 {
695     vector v;
696     m2 = m2 - m1;
697     v_x = m2_x * random() + m1_x;
698     v_y = m2_y * random() + m1_y;
699     v_z = m2_z * random() + m1_z;
700     return  v;
701 }
702
703 //#NO AUTOCVARS START
704
705 float g_pickup_shells;
706 float g_pickup_shells_max;
707 float g_pickup_nails;
708 float g_pickup_nails_max;
709 float g_pickup_rockets;
710 float g_pickup_rockets_max;
711 float g_pickup_cells;
712 float g_pickup_cells_max;
713 float g_pickup_fuel;
714 float g_pickup_fuel_jetpack;
715 float g_pickup_fuel_max;
716 float g_pickup_armorsmall;
717 float g_pickup_armorsmall_max;
718 float g_pickup_armorsmall_anyway;
719 float g_pickup_armormedium;
720 float g_pickup_armormedium_max;
721 float g_pickup_armormedium_anyway;
722 float g_pickup_armorbig;
723 float g_pickup_armorbig_max;
724 float g_pickup_armorbig_anyway;
725 float g_pickup_armorlarge;
726 float g_pickup_armorlarge_max;
727 float g_pickup_armorlarge_anyway;
728 float g_pickup_healthsmall;
729 float g_pickup_healthsmall_max;
730 float g_pickup_healthsmall_anyway;
731 float g_pickup_healthmedium;
732 float g_pickup_healthmedium_max;
733 float g_pickup_healthmedium_anyway;
734 float g_pickup_healthlarge;
735 float g_pickup_healthlarge_max;
736 float g_pickup_healthlarge_anyway;
737 float g_pickup_healthmega;
738 float g_pickup_healthmega_max;
739 float g_pickup_healthmega_anyway;
740 float g_pickup_ammo_anyway;
741 float g_pickup_weapons_anyway;
742 float g_weaponarena;
743 float g_weaponarena_random;
744 float g_weaponarena_random_with_laser;
745 string g_weaponarena_list;
746 float g_weaponspeedfactor;
747 float g_weaponratefactor;
748 float g_weapondamagefactor;
749 float g_weaponforcefactor;
750 float g_weaponspreadfactor;
751
752 float start_weapons;
753 float start_items;
754 float start_ammo_shells;
755 float start_ammo_nails;
756 float start_ammo_rockets;
757 float start_ammo_cells;
758 float start_ammo_fuel;
759 float start_health;
760 float start_armorvalue;
761 float warmup_start_weapons;
762 float warmup_start_ammo_shells;
763 float warmup_start_ammo_nails;
764 float warmup_start_ammo_rockets;
765 float warmup_start_ammo_cells;
766 float warmup_start_ammo_fuel;
767 float warmup_start_health;
768 float warmup_start_armorvalue;
769 float g_weapon_stay;
770 float g_ghost_items;
771
772 entity get_weaponinfo(float w);
773
774 float want_weapon(string cvarprefix, entity weaponinfo, float allguns)
775 {
776         var float i = weaponinfo.weapon;
777
778         if (!i)
779                 return 0;
780
781         var float t = cvar(strcat(cvarprefix, weaponinfo.netname));
782
783         if (t < 0) // "default" weapon selection
784         {
785                 if (g_lms || g_ca || allguns)
786                         t = (weaponinfo.spawnflags & WEP_FLAG_NORMAL);
787                 else if(t < -1)
788                         t = 0;
789                 else if (g_cts)
790                         t = (i == WEP_SHOTGUN);
791                 else if (g_nexball)
792                         t = 0; // weapon is set a few lines later
793                 else
794                         t = (i == WEP_LASER || i == WEP_SHOTGUN);
795                 if(g_grappling_hook) // if possible, redirect off-hand hook to on-hand hook
796                         t |= (i == WEP_HOOK);
797         }
798
799         // we cannot disable porto in Nexball, we must force it
800         if(g_nexball && i == WEP_PORTO)
801                 t = 1;
802
803         return t;
804 }
805
806 void readplayerstartcvars()
807 {
808         entity e;
809         float i, j, t;
810         string s;
811
812         // initialize starting values for players
813         start_weapons = 0;
814         start_items = 0;
815         start_ammo_shells = 0;
816         start_ammo_nails = 0;
817         start_ammo_rockets = 0;
818         start_ammo_cells = 0;
819         start_health = cvar("g_balance_health_start");
820         start_armorvalue = cvar("g_balance_armor_start");
821
822         g_weaponarena = 0;
823         s = cvar_string("g_weaponarena");
824         if (s == "0" || s == "")
825         {
826                 if(g_lms || g_ca)
827                         s = "most";
828         }
829
830         if (s == "0" || s == "")
831         {
832                 // no arena
833         }
834         else if (s == "off")
835         {
836                 // forcibly turn off weaponarena
837         }
838         else if (s == "all")
839         {
840                 g_weaponarena_list = "All Weapons";
841                 for (j = WEP_FIRST; j <= WEP_LAST; ++j)
842                 {
843                         e = get_weaponinfo(j);
844                         g_weaponarena |= e.weapons;
845                         weapon_action(e.weapon, WR_PRECACHE);
846                 }
847         }
848         else if (s == "most")
849         {
850                 g_weaponarena_list = "Most Weapons";
851                 for (j = WEP_FIRST; j <= WEP_LAST; ++j)
852                 {
853                         e = get_weaponinfo(j);
854                         if (e.spawnflags & WEP_FLAG_NORMAL)
855                         {
856                                 g_weaponarena |= e.weapons;
857                                 weapon_action(e.weapon, WR_PRECACHE);
858                         }
859                 }
860         }
861         else if (s == "none")
862         {
863                 g_weaponarena_list = "No Weapons";
864                 g_weaponarena = WEPBIT_ALL + 1; // this supports no single weapon bit!
865         }
866         else
867         {
868                 t = tokenize_console(s);
869                 g_weaponarena_list = "";
870                 for (i = 0; i < t; ++i)
871                 {
872                         s = argv(i);
873                         for (j = WEP_FIRST; j <= WEP_LAST; ++j)
874                         {
875                                 e = get_weaponinfo(j);
876                                 if (e.netname == s)
877                                 {
878                                         g_weaponarena |= e.weapons;
879                                         weapon_action(e.weapon, WR_PRECACHE);
880                                         g_weaponarena_list = strcat(g_weaponarena_list, e.message, " & ");
881                                         break;
882                                 }
883                         }
884                         if (j > WEP_LAST)
885                         {
886                                 print("The weapon mutator list contains an unknown weapon ", s, ". Skipped.\n");
887                         }
888                 }
889                 g_weaponarena_list = strzone(substring(g_weaponarena_list, 0, strlen(g_weaponarena_list) - 3));
890         }
891
892         if(g_weaponarena)
893                 g_weaponarena_random = cvar("g_weaponarena_random");
894         else
895                 g_weaponarena_random = 0;
896         g_weaponarena_random_with_laser = cvar("g_weaponarena_random_with_laser");
897
898         if (g_weaponarena)
899         {
900                 start_weapons = g_weaponarena;
901                 if(!(g_lms || g_ca))
902                         start_items |= IT_UNLIMITED_AMMO;
903         }
904         else if (g_minstagib)
905         {
906                 start_health = 100;
907                 start_armorvalue = 0;
908                 start_weapons = WEPBIT_MINSTANEX;
909                 weapon_action(WEP_MINSTANEX, WR_PRECACHE);
910                 g_minstagib_invis_alpha = cvar("g_minstagib_invis_alpha");
911
912                 if (g_minstagib_invis_alpha <= 0)
913                         g_minstagib_invis_alpha = -1;
914         }
915         else
916         {
917                 for (i = WEP_FIRST; i <= WEP_LAST; ++i)
918                 {
919                         e = get_weaponinfo(i);
920                         if(want_weapon("g_start_weapon_", e, FALSE))
921                                 start_weapons |= e.weapons;
922                 }
923         }
924
925         if(!cvar("g_use_ammunition"))
926                 start_items |= IT_UNLIMITED_AMMO;
927
928         if(g_minstagib)
929         {
930                 start_ammo_cells = cvar("g_minstagib_ammo_start");
931                 start_ammo_fuel = cvar("g_start_ammo_fuel");
932         }
933         else if(start_items & IT_UNLIMITED_WEAPON_AMMO)
934         {
935                 start_ammo_rockets = 999;
936                 start_ammo_shells = 999;
937                 start_ammo_cells = 999;
938                 start_ammo_nails = 999;
939                 start_ammo_fuel = 999;
940         }
941         else
942         {
943                 if(g_lms || g_ca)
944                 {
945                         start_ammo_shells = cvar("g_lms_start_ammo_shells");
946                         start_ammo_nails = cvar("g_lms_start_ammo_nails");
947                         start_ammo_rockets = cvar("g_lms_start_ammo_rockets");
948                         start_ammo_cells = cvar("g_lms_start_ammo_cells");
949                         start_ammo_fuel = cvar("g_lms_start_ammo_fuel");
950                 }
951                 else
952                 {
953                         start_ammo_shells = cvar("g_start_ammo_shells");
954                         start_ammo_nails = cvar("g_start_ammo_nails");
955                         start_ammo_rockets = cvar("g_start_ammo_rockets");
956                         start_ammo_cells = cvar("g_start_ammo_cells");
957                         start_ammo_fuel = cvar("g_start_ammo_fuel");
958                 }
959         }
960
961         if (g_lms || g_ca)
962         {
963                 start_health = cvar("g_lms_start_health");
964                 start_armorvalue = cvar("g_lms_start_armor");
965         }
966
967         if (inWarmupStage)
968         {
969                 warmup_start_ammo_shells = start_ammo_shells;
970                 warmup_start_ammo_nails = start_ammo_nails;
971                 warmup_start_ammo_rockets = start_ammo_rockets;
972                 warmup_start_ammo_cells = start_ammo_cells;
973                 warmup_start_ammo_fuel = start_ammo_fuel;
974                 warmup_start_health = start_health;
975                 warmup_start_armorvalue = start_armorvalue;
976                 warmup_start_weapons = start_weapons;
977
978                 if (!g_weaponarena && !g_minstagib && !g_ca)
979                 {
980                         warmup_start_ammo_shells = cvar("g_warmup_start_ammo_shells");
981                         warmup_start_ammo_cells = cvar("g_warmup_start_ammo_cells");
982                         warmup_start_ammo_nails = cvar("g_warmup_start_ammo_nails");
983                         warmup_start_ammo_rockets = cvar("g_warmup_start_ammo_rockets");
984                         warmup_start_ammo_fuel = cvar("g_warmup_start_ammo_fuel");
985                         warmup_start_health = cvar("g_warmup_start_health");
986                         warmup_start_armorvalue = cvar("g_warmup_start_armor");
987                         warmup_start_weapons = 0;
988                         for (i = WEP_FIRST; i <= WEP_LAST; ++i)
989                         {
990                                 e = get_weaponinfo(i);
991                                 if(want_weapon("g_start_weapon_", e, cvar("g_warmup_allguns")))
992                                         warmup_start_weapons |= e.weapons;
993                         }
994                 }
995         }
996
997         if (g_jetpack || (g_grappling_hook && (start_weapons & WEPBIT_HOOK)))
998         {
999                 g_grappling_hook = 0; // these two can't coexist, as they use the same button
1000                 start_items |= IT_FUEL_REGEN;
1001                 start_ammo_fuel = max(start_ammo_fuel, cvar("g_balance_fuel_rotstable"));
1002                 warmup_start_ammo_fuel = max(warmup_start_ammo_fuel, cvar("g_balance_fuel_rotstable"));
1003         }
1004
1005         if (g_jetpack)
1006                 start_items |= IT_JETPACK;
1007
1008         MUTATOR_CALLHOOK(SetStartItems);
1009
1010         for (i = WEP_FIRST; i <= WEP_LAST; ++i)
1011         {
1012                 e = get_weaponinfo(i);
1013                 if(e.weapons & (start_weapons | warmup_start_weapons))
1014                         weapon_action(e.weapon, WR_PRECACHE);
1015         }
1016
1017         start_ammo_shells = max(0, start_ammo_shells);
1018         start_ammo_nails = max(0, start_ammo_nails);
1019         start_ammo_cells = max(0, start_ammo_cells);
1020         start_ammo_rockets = max(0, start_ammo_rockets);
1021         start_ammo_fuel = max(0, start_ammo_fuel);
1022
1023         warmup_start_ammo_shells = max(0, warmup_start_ammo_shells);
1024         warmup_start_ammo_nails = max(0, warmup_start_ammo_nails);
1025         warmup_start_ammo_cells = max(0, warmup_start_ammo_cells);
1026         warmup_start_ammo_rockets = max(0, warmup_start_ammo_rockets);
1027         warmup_start_ammo_fuel = max(0, warmup_start_ammo_fuel);
1028 }
1029
1030 float g_bugrigs;
1031 float g_bugrigs_planar_movement;
1032 float g_bugrigs_planar_movement_car_jumping;
1033 float g_bugrigs_reverse_spinning;
1034 float g_bugrigs_reverse_speeding;
1035 float g_bugrigs_reverse_stopping;
1036 float g_bugrigs_air_steering;
1037 float g_bugrigs_angle_smoothing;
1038 float g_bugrigs_friction_floor;
1039 float g_bugrigs_friction_brake;
1040 float g_bugrigs_friction_air;
1041 float g_bugrigs_accel;
1042 float g_bugrigs_speed_ref;
1043 float g_bugrigs_speed_pow;
1044 float g_bugrigs_steer;
1045
1046 float g_touchexplode;
1047 float g_touchexplode_radius;
1048 float g_touchexplode_damage;
1049 float g_touchexplode_edgedamage;
1050 float g_touchexplode_force;
1051
1052 float sv_autotaunt;
1053 float sv_taunt;
1054
1055 float sv_pitch_min;
1056 float sv_pitch_max;
1057 float sv_pitch_fixyaw;
1058
1059 string GetGametype(); // g_world.qc
1060 void readlevelcvars(void)
1061 {
1062         // first load all the mutators
1063         if(cvar("g_invincible_projectiles"))
1064                 MUTATOR_ADD(mutator_invincibleprojectiles);
1065         if(cvar("g_nix"))
1066                 MUTATOR_ADD(mutator_nix);
1067         if(cvar("g_dodging"))
1068                 MUTATOR_ADD(mutator_dodging);
1069         if(cvar("g_rocket_flying"))
1070                 MUTATOR_ADD(mutator_rocketflying);
1071         if(cvar("g_vampire"))
1072                 MUTATOR_ADD(mutator_vampire);
1073         if(cvar("g_spawn_near_teammate"))
1074                 MUTATOR_ADD(mutator_spawn_near_teammate);
1075
1076         // is this a mutator? is this a mode?
1077         if(cvar("g_sandbox"))
1078                 MUTATOR_ADD(sandbox);
1079
1080         if(cvar("sv_allow_fullbright"))
1081                 serverflags |= SERVERFLAG_ALLOW_FULLBRIGHT;
1082
1083     g_bugrigs = cvar("g_bugrigs");
1084     g_bugrigs_planar_movement = cvar("g_bugrigs_planar_movement");
1085     g_bugrigs_planar_movement_car_jumping = cvar("g_bugrigs_planar_movement_car_jumping");
1086     g_bugrigs_reverse_spinning = cvar("g_bugrigs_reverse_spinning");
1087     g_bugrigs_reverse_speeding = cvar("g_bugrigs_reverse_speeding");
1088     g_bugrigs_reverse_stopping = cvar("g_bugrigs_reverse_stopping");
1089     g_bugrigs_air_steering = cvar("g_bugrigs_air_steering");
1090     g_bugrigs_angle_smoothing = cvar("g_bugrigs_angle_smoothing");
1091     g_bugrigs_friction_floor = cvar("g_bugrigs_friction_floor");
1092     g_bugrigs_friction_brake = cvar("g_bugrigs_friction_brake");
1093     g_bugrigs_friction_air = cvar("g_bugrigs_friction_air");
1094     g_bugrigs_accel = cvar("g_bugrigs_accel");
1095     g_bugrigs_speed_ref = cvar("g_bugrigs_speed_ref");
1096     g_bugrigs_speed_pow = cvar("g_bugrigs_speed_pow");
1097     g_bugrigs_steer = cvar("g_bugrigs_steer");
1098
1099     g_touchexplode = cvar("g_touchexplode");
1100     g_touchexplode_radius = cvar("g_touchexplode_radius");
1101     g_touchexplode_damage = cvar("g_touchexplode_damage");
1102     g_touchexplode_edgedamage = cvar("g_touchexplode_edgedamage");
1103     g_touchexplode_force = cvar("g_touchexplode_force");
1104
1105 #ifdef ALLOW_FORCEMODELS
1106         sv_clforceplayermodels = cvar("sv_clforceplayermodels");
1107 #endif
1108
1109         sv_clones = cvar("sv_clones");
1110         sv_gentle = cvar("sv_gentle");
1111         sv_foginterval = cvar("sv_foginterval");
1112         g_cloaked = cvar("g_cloaked");
1113     if(g_cts)
1114         g_cloaked = 1; // always enable cloak in CTS
1115         g_jump_grunt = cvar("g_jump_grunt");
1116         g_footsteps = cvar("g_footsteps");
1117         g_grappling_hook = cvar("g_grappling_hook");
1118         g_jetpack = cvar("g_jetpack");
1119         g_midair = cvar("g_midair");
1120         g_minstagib = cvar("g_minstagib");
1121         g_norecoil = cvar("g_norecoil");
1122         g_bloodloss = cvar("g_bloodloss");
1123         sv_maxidle = cvar("sv_maxidle");
1124         sv_maxidle_spectatorsareidle = cvar("sv_maxidle_spectatorsareidle");
1125         g_ctf_reverse = cvar("g_ctf_reverse");
1126         sv_autotaunt = cvar("sv_autotaunt");
1127         sv_taunt = cvar("sv_taunt");
1128
1129         inWarmupStage = cvar("g_warmup");
1130         g_warmup_limit = cvar("g_warmup_limit");
1131         g_warmup_allguns = cvar("g_warmup_allguns");
1132         g_warmup_allow_timeout = cvar("g_warmup_allow_timeout");
1133
1134         if ((g_race && g_race_qualifying == 2) || g_runematch || g_arena || g_assault || cvar("g_campaign"))
1135                 inWarmupStage = 0; // these modes cannot work together, sorry
1136
1137         g_pickup_respawntime_weapon = cvar("g_pickup_respawntime_weapon");
1138         g_pickup_respawntime_ammo = cvar("g_pickup_respawntime_ammo");
1139         g_pickup_respawntime_short = cvar("g_pickup_respawntime_short");
1140         g_pickup_respawntime_medium = cvar("g_pickup_respawntime_medium");
1141         g_pickup_respawntime_long = cvar("g_pickup_respawntime_long");
1142         g_pickup_respawntime_powerup = cvar("g_pickup_respawntime_powerup");
1143         g_pickup_respawntimejitter_weapon = cvar("g_pickup_respawntimejitter_weapon");
1144         g_pickup_respawntimejitter_ammo = cvar("g_pickup_respawntimejitter_ammo");
1145         g_pickup_respawntimejitter_short = cvar("g_pickup_respawntimejitter_short");
1146         g_pickup_respawntimejitter_medium = cvar("g_pickup_respawntimejitter_medium");
1147         g_pickup_respawntimejitter_long = cvar("g_pickup_respawntimejitter_long");
1148         g_pickup_respawntimejitter_powerup = cvar("g_pickup_respawntimejitter_powerup");
1149
1150         g_weaponspeedfactor = cvar("g_weaponspeedfactor");
1151         g_weaponratefactor = cvar("g_weaponratefactor");
1152         g_weapondamagefactor = cvar("g_weapondamagefactor");
1153         g_weaponforcefactor = cvar("g_weaponforcefactor");
1154         g_weaponspreadfactor = cvar("g_weaponspreadfactor");
1155
1156         g_pickup_shells = cvar("g_pickup_shells");
1157         g_pickup_shells_max = cvar("g_pickup_shells_max");
1158         g_pickup_nails = cvar("g_pickup_nails");
1159         g_pickup_nails_max = cvar("g_pickup_nails_max");
1160         g_pickup_rockets = cvar("g_pickup_rockets");
1161         g_pickup_rockets_max = cvar("g_pickup_rockets_max");
1162         g_pickup_cells = cvar("g_pickup_cells");
1163         g_pickup_cells_max = cvar("g_pickup_cells_max");
1164         g_pickup_fuel = cvar("g_pickup_fuel");
1165         g_pickup_fuel_jetpack = cvar("g_pickup_fuel_jetpack");
1166         g_pickup_fuel_max = cvar("g_pickup_fuel_max");
1167         g_pickup_armorsmall = cvar("g_pickup_armorsmall");
1168         g_pickup_armorsmall_max = cvar("g_pickup_armorsmall_max");
1169         g_pickup_armorsmall_anyway = cvar("g_pickup_armorsmall_anyway");
1170         g_pickup_armormedium = cvar("g_pickup_armormedium");
1171         g_pickup_armormedium_max = cvar("g_pickup_armormedium_max");
1172         g_pickup_armormedium_anyway = cvar("g_pickup_armormedium_anyway");
1173         g_pickup_armorbig = cvar("g_pickup_armorbig");
1174         g_pickup_armorbig_max = cvar("g_pickup_armorbig_max");
1175         g_pickup_armorbig_anyway = cvar("g_pickup_armorbig_anyway");
1176         g_pickup_armorlarge = cvar("g_pickup_armorlarge");
1177         g_pickup_armorlarge_max = cvar("g_pickup_armorlarge_max");
1178         g_pickup_armorlarge_anyway = cvar("g_pickup_armorlarge_anyway");
1179         g_pickup_healthsmall = cvar("g_pickup_healthsmall");
1180         g_pickup_healthsmall_max = cvar("g_pickup_healthsmall_max");
1181         g_pickup_healthsmall_anyway = cvar("g_pickup_healthsmall_anyway");
1182         g_pickup_healthmedium = cvar("g_pickup_healthmedium");
1183         g_pickup_healthmedium_max = cvar("g_pickup_healthmedium_max");
1184         g_pickup_healthmedium_anyway = cvar("g_pickup_healthmedium_anyway");
1185         g_pickup_healthlarge = cvar("g_pickup_healthlarge");
1186         g_pickup_healthlarge_max = cvar("g_pickup_healthlarge_max");
1187         g_pickup_healthlarge_anyway = cvar("g_pickup_healthlarge_anyway");
1188         g_pickup_healthmega = cvar("g_pickup_healthmega");
1189         g_pickup_healthmega_max = cvar("g_pickup_healthmega_max");
1190         g_pickup_healthmega_anyway = cvar("g_pickup_healthmega_anyway");
1191
1192         g_pickup_ammo_anyway = cvar("g_pickup_ammo_anyway");
1193         g_pickup_weapons_anyway = cvar("g_pickup_weapons_anyway");
1194
1195         g_pinata = cvar("g_pinata");
1196
1197     g_weapon_stay = cvar(strcat("g_", GetGametype(), "_weapon_stay"));
1198     if(!g_weapon_stay)
1199         g_weapon_stay = cvar("g_weapon_stay");
1200
1201         g_ghost_items = cvar("g_ghost_items");
1202
1203         if(g_ghost_items >= 1)
1204                 g_ghost_items = 0.25; // default alpha value
1205
1206         if not(inWarmupStage && !g_ca)
1207                 game_starttime = cvar("g_start_delay");
1208
1209         sv_pitch_min = cvar("sv_pitch_min");
1210         sv_pitch_max = cvar("sv_pitch_max");
1211         sv_pitch_fixyaw = cvar("sv_pitch_fixyaw");
1212
1213         readplayerstartcvars();
1214 }
1215
1216 //#NO AUTOCVARS END
1217
1218 // Sound functions
1219 string precache_sound (string s) = #19;
1220 float precache_sound_index (string s) = #19;
1221
1222 #define SND_VOLUME      1
1223 #define SND_ATTENUATION 2
1224 #define SND_LARGEENTITY 8
1225 #define SND_LARGESOUND  16
1226
1227 float sound_allowed(float dest, entity e)
1228 {
1229     // sounds from world may always pass
1230     for (;;)
1231     {
1232         if (e.classname == "body")
1233             e = e.enemy;
1234         else if (e.realowner && e.realowner != e)
1235             e = e.realowner;
1236         else if (e.owner && e.owner != e)
1237             e = e.owner;
1238         else
1239             break;
1240     }
1241     // sounds to self may always pass
1242     if (dest == MSG_ONE)
1243         if (e == msg_entity)
1244             return TRUE;
1245     // sounds by players can be removed
1246     if (autocvar_bot_sound_monopoly)
1247         if (clienttype(e) == CLIENTTYPE_REAL)
1248             return FALSE;
1249     // anything else may pass
1250     return TRUE;
1251 }
1252
1253 #ifdef COMPAT_XON010_CHANNELS
1254 void(entity e, float chan, string samp, float vol, float atten) builtin_sound = #8;
1255 void sound(entity e, float chan, string samp, float vol, float atten)
1256 {
1257     if (!sound_allowed(MSG_BROADCAST, e))
1258         return;
1259     builtin_sound(e, chan, samp, vol, atten);
1260 }
1261 #else
1262 #undef sound
1263 void sound(entity e, float chan, string samp, float vol, float atten)
1264 {
1265     if (!sound_allowed(MSG_BROADCAST, e))
1266         return;
1267     sound7(e, chan, samp, vol, atten, 0, 0);
1268 }
1269 #endif
1270
1271 void soundtoat(float dest, entity e, vector o, float chan, string samp, float vol, float atten)
1272 {
1273     float entno, idx;
1274
1275     if (!sound_allowed(dest, e))
1276         return;
1277
1278     entno = num_for_edict(e);
1279     idx = precache_sound_index(samp);
1280
1281     float sflags;
1282     sflags = 0;
1283
1284     atten = floor(atten * 64);
1285     vol = floor(vol * 255);
1286
1287     if (vol != 255)
1288         sflags |= SND_VOLUME;
1289     if (atten != 64)
1290         sflags |= SND_ATTENUATION;
1291     if (entno >= 8192 || chan < 0 || chan > 7)
1292         sflags |= SND_LARGEENTITY;
1293     if (idx >= 256)
1294         sflags |= SND_LARGESOUND;
1295
1296     WriteByte(dest, SVC_SOUND);
1297     WriteByte(dest, sflags);
1298     if (sflags & SND_VOLUME)
1299         WriteByte(dest, vol);
1300     if (sflags & SND_ATTENUATION)
1301         WriteByte(dest, atten);
1302     if (sflags & SND_LARGEENTITY)
1303     {
1304         WriteShort(dest, entno);
1305         WriteByte(dest, chan);
1306     }
1307     else
1308     {
1309         WriteShort(dest, entno * 8 + chan);
1310     }
1311     if (sflags & SND_LARGESOUND)
1312         WriteShort(dest, idx);
1313     else
1314         WriteByte(dest, idx);
1315
1316     WriteCoord(dest, o_x);
1317     WriteCoord(dest, o_y);
1318     WriteCoord(dest, o_z);
1319 }
1320 void soundto(float dest, entity e, float chan, string samp, float vol, float atten)
1321 {
1322     vector o;
1323
1324     if (!sound_allowed(dest, e))
1325         return;
1326
1327     o = e.origin + 0.5 * (e.mins + e.maxs);
1328     soundtoat(dest, e, o, chan, samp, vol, atten);
1329 }
1330 void soundat(entity e, vector o, float chan, string samp, float vol, float atten)
1331 {
1332     soundtoat(((chan & 8) ? MSG_ALL : MSG_BROADCAST), e, o, chan, samp, vol, atten);
1333 }
1334 void stopsoundto(float dest, entity e, float chan)
1335 {
1336     float entno;
1337
1338     if (!sound_allowed(dest, e))
1339         return;
1340
1341     entno = num_for_edict(e);
1342
1343     if (entno >= 8192 || chan < 0 || chan > 7)
1344     {
1345         float idx, sflags;
1346         idx = precache_sound_index("misc/null.wav");
1347         sflags = SND_LARGEENTITY;
1348         if (idx >= 256)
1349             sflags |= SND_LARGESOUND;
1350         WriteByte(dest, SVC_SOUND);
1351         WriteByte(dest, sflags);
1352         WriteShort(dest, entno);
1353         WriteByte(dest, chan);
1354         if (sflags & SND_LARGESOUND)
1355             WriteShort(dest, idx);
1356         else
1357             WriteByte(dest, idx);
1358         WriteCoord(dest, e.origin_x);
1359         WriteCoord(dest, e.origin_y);
1360         WriteCoord(dest, e.origin_z);
1361     }
1362     else
1363     {
1364         WriteByte(dest, SVC_STOPSOUND);
1365         WriteShort(dest, entno * 8 + chan);
1366     }
1367 }
1368 void stopsound(entity e, float chan)
1369 {
1370     if (!sound_allowed(MSG_BROADCAST, e))
1371         return;
1372
1373     stopsoundto(MSG_BROADCAST, e, chan); // unreliable, gets there fast
1374     stopsoundto(MSG_ALL, e, chan); // in case of packet loss
1375 }
1376
1377 void play2(entity e, string filename)
1378 {
1379     //stuffcmd(e, strcat("play2 ", filename, "\n"));
1380     msg_entity = e;
1381     soundtoat(MSG_ONE, world, '0 0 0', CH_INFO, filename, VOL_BASE, ATTN_NONE);
1382 }
1383
1384 // use this one if you might be causing spam (e.g. from touch functions that might get called more than once per frame)
1385 .float spamtime;
1386 float spamsound(entity e, float chan, string samp, float vol, float atten)
1387 {
1388     if (!sound_allowed(MSG_BROADCAST, e))
1389         return FALSE;
1390
1391     if (time > e.spamtime)
1392     {
1393         e.spamtime = time;
1394         sound(e, chan, samp, vol, atten);
1395         return TRUE;
1396     }
1397     return FALSE;
1398 }
1399
1400 void play2team(float t, string filename)
1401 {
1402     entity head;
1403
1404     if (autocvar_bot_sound_monopoly)
1405         return;
1406
1407     FOR_EACH_REALPLAYER(head)
1408     {
1409         if (head.team == t)
1410             play2(head, filename);
1411     }
1412 }
1413
1414 void play2all(string samp)
1415 {
1416     if (autocvar_bot_sound_monopoly)
1417         return;
1418
1419     sound(world, CH_INFO, samp, VOL_BASE, ATTN_NONE);
1420 }
1421
1422 void PrecachePlayerSounds(string f);
1423 void precache_playermodel(string m)
1424 {
1425         float globhandle, i, n;
1426         string f;
1427
1428         if(substring(m, -9,5) == "_lod1")
1429                 return;
1430         if(substring(m, -9,5) == "_lod2")
1431                 return;
1432         precache_model(m);
1433         f = strcat(substring(m, 0, -5), "_lod1", substring(m, -4, -1));
1434         if(fexists(f))
1435                 precache_model(f);
1436         f = strcat(substring(m, 0, -5), "_lod2", substring(m, -4, -1));
1437         if(fexists(f))
1438                 precache_model(f);
1439
1440         globhandle = search_begin(strcat(m, "_*.sounds"), TRUE, FALSE);
1441         if (globhandle < 0)
1442                 return;
1443         n = search_getsize(globhandle);
1444         for (i = 0; i < n; ++i)
1445         {
1446                 //print(search_getfilename(globhandle, i), "\n");
1447                 f = search_getfilename(globhandle, i);
1448                 PrecachePlayerSounds(f);
1449         }
1450         search_end(globhandle);
1451 }
1452 void precache_all_playermodels(string pattern)
1453 {
1454         float globhandle, i, n;
1455         string f;
1456
1457         globhandle = search_begin(pattern, TRUE, FALSE);
1458         if (globhandle < 0)
1459                 return;
1460         n = search_getsize(globhandle);
1461         for (i = 0; i < n; ++i)
1462         {
1463                 //print(search_getfilename(globhandle, i), "\n");
1464                 f = search_getfilename(globhandle, i);
1465                 precache_playermodel(f);
1466         }
1467         search_end(globhandle);
1468 }
1469
1470 void precache()
1471 {
1472     // gamemode related things
1473     precache_model ("models/misc/chatbubble.spr");
1474     if (g_runematch)
1475     {
1476         precache_model ("models/runematch/curse.mdl");
1477         precache_model ("models/runematch/rune.mdl");
1478     }
1479
1480 #ifdef TTURRETS_ENABLED
1481     if (autocvar_g_turrets)
1482         turrets_precash();
1483 #endif
1484
1485     // Precache all player models if desired
1486     if (autocvar_sv_precacheplayermodels)
1487     {
1488         PrecachePlayerSounds("sound/player/default.sounds");
1489         precache_all_playermodels("models/player/*.zym");
1490         precache_all_playermodels("models/player/*.dpm");
1491         precache_all_playermodels("models/player/*.md3");
1492         precache_all_playermodels("models/player/*.psk");
1493         precache_all_playermodels("models/player/*.iqm");
1494     }
1495
1496     if (autocvar_sv_defaultcharacter)
1497     {
1498         string s;
1499         s = autocvar_sv_defaultplayermodel_red;
1500         if (s != "")
1501             precache_playermodel(s);
1502         s = autocvar_sv_defaultplayermodel_blue;
1503         if (s != "")
1504             precache_playermodel(s);
1505         s = autocvar_sv_defaultplayermodel_yellow;
1506         if (s != "")
1507             precache_playermodel(s);
1508         s = autocvar_sv_defaultplayermodel_pink;
1509         if (s != "")
1510             precache_playermodel(s);
1511         s = autocvar_sv_defaultplayermodel;
1512         if (s != "")
1513             precache_playermodel(s);
1514     }
1515
1516     if (g_footsteps)
1517     {
1518         PrecacheGlobalSound((globalsound_step = "misc/footstep0 6"));
1519         PrecacheGlobalSound((globalsound_metalstep = "misc/metalfootstep0 6"));
1520     }
1521
1522     // gore and miscellaneous sounds
1523     //precache_sound ("misc/h2ohit.wav");
1524     precache_model ("models/hook.md3");
1525     precache_sound ("misc/armorimpact.wav");
1526     precache_sound ("misc/bodyimpact1.wav");
1527     precache_sound ("misc/bodyimpact2.wav");
1528     precache_sound ("misc/gib.wav");
1529     precache_sound ("misc/gib_splat01.wav");
1530     precache_sound ("misc/gib_splat02.wav");
1531     precache_sound ("misc/gib_splat03.wav");
1532     precache_sound ("misc/gib_splat04.wav");
1533     PrecacheGlobalSound((globalsound_fall = "misc/hitground 4"));
1534     PrecacheGlobalSound((globalsound_metalfall = "misc/metalhitground 4"));
1535     precache_sound ("misc/null.wav");
1536     precache_sound ("misc/spawn.wav");
1537     precache_sound ("misc/talk.wav");
1538     precache_sound ("misc/teleport.wav");
1539     precache_sound ("misc/poweroff.wav");
1540     precache_sound ("player/lava.wav");
1541     precache_sound ("player/slime.wav");
1542
1543     if (g_jetpack)
1544         precache_sound ("misc/jetpack_fly.wav");
1545
1546     precache_model ("models/sprites/0.spr32");
1547     precache_model ("models/sprites/1.spr32");
1548     precache_model ("models/sprites/2.spr32");
1549     precache_model ("models/sprites/3.spr32");
1550     precache_model ("models/sprites/4.spr32");
1551     precache_model ("models/sprites/5.spr32");
1552     precache_model ("models/sprites/6.spr32");
1553     precache_model ("models/sprites/7.spr32");
1554     precache_model ("models/sprites/8.spr32");
1555     precache_model ("models/sprites/9.spr32");
1556     precache_model ("models/sprites/10.spr32");
1557
1558     // common weapon precaches
1559         precache_sound ("weapons/reload.wav"); // until weapons have individual reload sounds, precache the reload sound here
1560     precache_sound ("weapons/weapon_switch.wav");
1561     precache_sound ("weapons/weaponpickup.wav");
1562     precache_sound ("weapons/unavailable.wav");
1563     precache_sound ("weapons/dryfire.wav");
1564     if (g_grappling_hook)
1565     {
1566         precache_sound ("weapons/hook_fire.wav"); // hook
1567         precache_sound ("weapons/hook_impact.wav"); // hook
1568     }
1569
1570     if(autocvar_sv_precacheweapons)
1571     {
1572         //precache weapon models/sounds
1573         float wep;
1574         wep = WEP_FIRST;
1575         while (wep <= WEP_LAST)
1576         {
1577             weapon_action(wep, WR_PRECACHE);
1578             wep = wep + 1;
1579         }
1580     }
1581
1582     precache_model("models/elaser.mdl");
1583     precache_model("models/laser.mdl");
1584     precache_model("models/ebomb.mdl");
1585
1586 #if 0
1587     // Disabled this code because it simply does not work (e.g. ignores bgmvolume, overlaps with "cd loop" controlled tracks).
1588
1589     if (!self.noise && self.music) // quake 3 uses the music field
1590         self.noise = self.music;
1591
1592     // plays music for the level if there is any
1593     if (self.noise)
1594     {
1595         precache_sound (self.noise);
1596         ambientsound ('0 0 0', self.noise, VOL_BASE, ATTN_NONE);
1597     }
1598 #endif
1599 }
1600
1601 // sorry, but using \ in macros breaks line numbers
1602 #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
1603 #define WRITESPECTATABLE_MSG_ONE(statement) WRITESPECTATABLE_MSG_ONE_VARNAME(oldmsg_entity, statement)
1604 #define WRITESPECTATABLE(msg,statement) if(msg == MSG_ONE) { WRITESPECTATABLE_MSG_ONE(statement); } else statement float WRITESPECTATABLE_workaround = 0
1605
1606
1607 void Send_CSQC_Centerprint_Generic(entity e, float id, string s, float duration, float countdown_num)
1608 {
1609         if (clienttype(e) == CLIENTTYPE_REAL)
1610         {
1611                 msg_entity = e;
1612                 WRITESPECTATABLE_MSG_ONE({
1613                         WriteByte(MSG_ONE, SVC_TEMPENTITY);
1614                         WriteByte(MSG_ONE, TE_CSQC_CENTERPRINT_GENERIC);
1615                         WriteByte(MSG_ONE, id);
1616                         WriteString(MSG_ONE, s);
1617                         if (id != 0 && s != "")
1618                         {
1619                                 WriteByte(MSG_ONE, duration);
1620                                 WriteByte(MSG_ONE, countdown_num);
1621                         }
1622                 });
1623         }
1624 }
1625 void Send_CSQC_Centerprint_Generic_Expire(entity e, float id)
1626 {
1627         Send_CSQC_Centerprint_Generic(e, id, "", 1, 0);
1628 }
1629 // WARNING: this kills the trace globals
1630 #define EXACTTRIGGER_TOUCH if(WarpZoneLib_ExactTrigger_Touch()) return
1631 #define EXACTTRIGGER_INIT  WarpZoneLib_ExactTrigger_Init()
1632
1633 #define INITPRIO_FIRST              0
1634 #define INITPRIO_GAMETYPE           0
1635 #define INITPRIO_GAMETYPE_FALLBACK  1
1636 #define INITPRIO_FINDTARGET        10
1637 #define INITPRIO_DROPTOFLOOR       20
1638 #define INITPRIO_SETLOCATION       90
1639 #define INITPRIO_LINKDOORS         91
1640 #define INITPRIO_LAST              99
1641
1642 .void(void) initialize_entity;
1643 .float initialize_entity_order;
1644 .entity initialize_entity_next;
1645 entity initialize_entity_first;
1646
1647 void make_safe_for_remove(entity e)
1648 {
1649     if (e.initialize_entity)
1650     {
1651         entity ent, prev;
1652         for (ent = initialize_entity_first; ent; )
1653         {
1654             if ((ent == e) || ((ent.classname == "initialize_entity") && (ent.enemy == e)))
1655             {
1656                 //print("make_safe_for_remove: getting rid of initializer ", etos(ent), "\n");
1657                 // skip it in linked list
1658                 if (prev)
1659                 {
1660                     prev.initialize_entity_next = ent.initialize_entity_next;
1661                     ent = prev.initialize_entity_next;
1662                 }
1663                 else
1664                 {
1665                     initialize_entity_first = ent.initialize_entity_next;
1666                     ent = initialize_entity_first;
1667                 }
1668             }
1669             else
1670             {
1671                 prev = ent;
1672                 ent = ent.initialize_entity_next;
1673             }
1674         }
1675     }
1676 }
1677
1678 void objerror(string s)
1679 {
1680     make_safe_for_remove(self);
1681     builtin_objerror(s);
1682 }
1683
1684 .float remove_except_protected_forbidden;
1685 void remove_except_protected(entity e)
1686 {
1687         if(e.remove_except_protected_forbidden)
1688                 error("not allowed to remove this at this point");
1689         builtin_remove(e);
1690 }
1691
1692 void remove_unsafely(entity e)
1693 {
1694     if(e.classname == "spike")
1695         error("Removing spikes is forbidden (crylink bug), please report");
1696     builtin_remove(e);
1697 }
1698
1699 void remove_safely(entity e)
1700 {
1701     make_safe_for_remove(e);
1702     builtin_remove(e);
1703 }
1704
1705 void InitializeEntity(entity e, void(void) func, float order)
1706 {
1707     entity prev, cur;
1708
1709     if (!e || e.initialize_entity)
1710     {
1711         // make a proxy initializer entity
1712         entity e_old;
1713         e_old = e;
1714         e = spawn();
1715         e.classname = "initialize_entity";
1716         e.enemy = e_old;
1717     }
1718
1719     e.initialize_entity = func;
1720     e.initialize_entity_order = order;
1721
1722     cur = initialize_entity_first;
1723     for (;;)
1724     {
1725         if (!cur || cur.initialize_entity_order > order)
1726         {
1727             // insert between prev and cur
1728             if (prev)
1729                 prev.initialize_entity_next = e;
1730             else
1731                 initialize_entity_first = e;
1732             e.initialize_entity_next = cur;
1733             return;
1734         }
1735         prev = cur;
1736         cur = cur.initialize_entity_next;
1737     }
1738 }
1739 void InitializeEntitiesRun()
1740 {
1741     entity startoflist;
1742     startoflist = initialize_entity_first;
1743     initialize_entity_first = world;
1744     remove = remove_except_protected;
1745     for (self = startoflist; self; self = self.initialize_entity_next)
1746     {
1747         self.remove_except_protected_forbidden = 1;
1748     }
1749     for (self = startoflist; self; )
1750     {
1751         entity e;
1752         var void(void) func;
1753         e = self.initialize_entity_next;
1754         func = self.initialize_entity;
1755         self.initialize_entity_order = 0;
1756         self.initialize_entity = func_null;
1757         self.initialize_entity_next = world;
1758         self.remove_except_protected_forbidden = 0;
1759         if (self.classname == "initialize_entity")
1760         {
1761             entity e_old;
1762             e_old = self.enemy;
1763             builtin_remove(self);
1764             self = e_old;
1765         }
1766         //dprint("Delayed initialization: ", self.classname, "\n");
1767         if(func != func_null)
1768             func();
1769         else
1770         {
1771             eprint(self);
1772             backtrace(strcat("Null function in: ", self.classname, "\n"));
1773         }
1774         self = e;
1775     }
1776     remove = remove_unsafely;
1777 }
1778
1779 .float uncustomizeentityforclient_set;
1780 .void(void) uncustomizeentityforclient;
1781 void(void) SUB_Nullpointer = #0;
1782 void UncustomizeEntitiesRun()
1783 {
1784     entity oldself;
1785     oldself = self;
1786     for (self = world; (self = findfloat(self, uncustomizeentityforclient_set, 1)); )
1787         self.uncustomizeentityforclient();
1788     self = oldself;
1789 }
1790 void SetCustomizer(entity e, float(void) customizer, void(void) uncustomizer)
1791 {
1792     e.customizeentityforclient = customizer;
1793     e.uncustomizeentityforclient = uncustomizer;
1794     e.uncustomizeentityforclient_set = (uncustomizer != SUB_Nullpointer);
1795 }
1796
1797 .float nottargeted;
1798 #define IFTARGETED if(!self.nottargeted && self.targetname != "")
1799
1800 void() SUB_Remove;
1801 void Net_LinkEntity(entity e, float docull, float dt, float(entity, float) sendfunc)
1802 {
1803     vector mi, ma;
1804
1805     if (e.classname == "")
1806         e.classname = "net_linked";
1807
1808     if (e.model == "" || self.modelindex == 0)
1809     {
1810         mi = e.mins;
1811         ma = e.maxs;
1812         setmodel(e, "null");
1813         setsize(e, mi, ma);
1814     }
1815
1816     e.SendEntity = sendfunc;
1817     e.SendFlags = 0xFFFFFF;
1818
1819     if (!docull)
1820         e.effects |= EF_NODEPTHTEST;
1821
1822     if (dt)
1823     {
1824         e.nextthink = time + dt;
1825         e.think = SUB_Remove;
1826     }
1827 }
1828
1829 void adaptor_think2touch()
1830 {
1831     entity o;
1832     o = other;
1833     other = world;
1834     self.touch();
1835     other = o;
1836 }
1837
1838 void adaptor_think2use()
1839 {
1840     entity o, a;
1841     o = other;
1842     a = activator;
1843     activator = world;
1844     other = world;
1845     self.use();
1846     other = o;
1847     activator = a;
1848 }
1849
1850 void adaptor_think2use_hittype_splash() // for timed projectile detonation
1851 {
1852         if not(self.flags & FL_ONGROUND) // if onground, we ARE touching something, but HITTYPE_SPLASH is to be networked if the damage causing projectile is not touching ANYTHING
1853                 self.projectiledeathtype |= HITTYPE_SPLASH;
1854         adaptor_think2use();
1855 }
1856
1857 // deferred dropping
1858 void DropToFloor_Handler()
1859 {
1860     builtin_droptofloor();
1861     self.dropped_origin = self.origin;
1862 }
1863
1864 void droptofloor()
1865 {
1866     InitializeEntity(self, DropToFloor_Handler, INITPRIO_DROPTOFLOOR);
1867 }
1868
1869
1870
1871 float trace_hits_box_a0, trace_hits_box_a1;
1872
1873 float trace_hits_box_1d(float end, float thmi, float thma)
1874 {
1875     if (end == 0)
1876     {
1877         // just check if x is in range
1878         if (0 < thmi)
1879             return FALSE;
1880         if (0 > thma)
1881             return FALSE;
1882     }
1883     else
1884     {
1885         // do the trace with respect to x
1886         // 0 -> end has to stay in thmi -> thma
1887         trace_hits_box_a0 = max(trace_hits_box_a0, min(thmi / end, thma / end));
1888         trace_hits_box_a1 = min(trace_hits_box_a1, max(thmi / end, thma / end));
1889         if (trace_hits_box_a0 > trace_hits_box_a1)
1890             return FALSE;
1891     }
1892     return TRUE;
1893 }
1894
1895 float trace_hits_box(vector start, vector end, vector thmi, vector thma)
1896 {
1897     end -= start;
1898     thmi -= start;
1899     thma -= start;
1900     // now it is a trace from 0 to end
1901
1902     trace_hits_box_a0 = 0;
1903     trace_hits_box_a1 = 1;
1904
1905     if (!trace_hits_box_1d(end_x, thmi_x, thma_x))
1906         return FALSE;
1907     if (!trace_hits_box_1d(end_y, thmi_y, thma_y))
1908         return FALSE;
1909     if (!trace_hits_box_1d(end_z, thmi_z, thma_z))
1910         return FALSE;
1911
1912     return TRUE;
1913 }
1914
1915 float tracebox_hits_box(vector start, vector mi, vector ma, vector end, vector thmi, vector thma)
1916 {
1917     return trace_hits_box(start, end, thmi - ma, thma - mi);
1918 }
1919
1920 float SUB_NoImpactCheck()
1921 {
1922         // zero hitcontents = this is not the real impact, but either the
1923         // mirror-impact of something hitting the projectile instead of the
1924         // projectile hitting the something, or a touchareagrid one. Neither of
1925         // these stop the projectile from moving, so...
1926         if(trace_dphitcontents == 0)
1927         {
1928                 //dprint("A hit happened with zero hit contents... DEBUG THIS, this should never happen for projectiles! Projectile will self-destruct.\n");
1929                 dprint(sprintf(_("A hit from a projectile happened with no hit contents! DEBUG THIS, this should never happen for projectiles! Profectile will self-destruct. (edict: %d, classname: %s, origin: %s)\n"), num_for_edict(self), self.classname, vtos(self.origin)));
1930                 checkclient();
1931         }
1932     if (trace_dphitq3surfaceflags & Q3SURFACEFLAG_NOIMPACT)
1933         return 1;
1934     if (other == world && self.size != '0 0 0')
1935     {
1936         vector tic;
1937         tic = self.velocity * sys_frametime;
1938         tic = tic + normalize(tic) * vlen(self.maxs - self.mins);
1939         traceline(self.origin - tic, self.origin + tic, MOVE_NORMAL, self);
1940         if (trace_fraction >= 1)
1941         {
1942             dprint("Odd... did not hit...?\n");
1943         }
1944         else if (trace_dphitq3surfaceflags & Q3SURFACEFLAG_NOIMPACT)
1945         {
1946             dprint("Detected and prevented the sky-grapple bug.\n");
1947             return 1;
1948         }
1949     }
1950
1951     return 0;
1952 }
1953
1954 #define SUB_OwnerCheck() (other && (other == self.owner))
1955
1956 void RemoveGrapplingHook(entity pl);
1957 void W_Crylink_Dequeue(entity e);
1958 float WarpZone_Projectile_Touch_ImpactFilter_Callback()
1959 {
1960         if(SUB_OwnerCheck())
1961                 return TRUE;
1962         if(SUB_NoImpactCheck())
1963         {
1964                 if(self.classname == "grapplinghook")
1965                         RemoveGrapplingHook(self.realowner);
1966                 else if(self.classname == "spike")
1967                 {
1968                         W_Crylink_Dequeue(self);
1969                         remove(self);
1970                 }
1971                 else
1972                         remove(self);
1973                 return TRUE;
1974         }
1975         if(trace_ent && trace_ent.solid > SOLID_TRIGGER)
1976                 UpdateCSQCProjectile(self);
1977         return FALSE;
1978 }
1979 #define PROJECTILE_TOUCH if(WarpZone_Projectile_Touch()) return
1980
1981 float MAX_IPBAN_URIS           = 16;
1982                               
1983 float URI_GET_DISCARD          = 0;
1984 float URI_GET_IPBAN            = 1;
1985 float URI_GET_IPBAN_END        = 16;
1986
1987 void URI_Get_Callback(float id, float status, string data)
1988 {
1989     dprint("Received HTTP request data for id ", ftos(id), "; status is ", ftos(status), "\nData is:\n");
1990     dprint(data);
1991     dprint("\nEnd of data.\n");
1992
1993     if(url_URI_Get_Callback(id, status, data))
1994     {
1995         // handled
1996     }
1997     else if (id == URI_GET_DISCARD)
1998     {
1999         // discard
2000     }
2001     else if (id >= URI_GET_IPBAN && id <= URI_GET_IPBAN_END)
2002     {
2003         // online ban list
2004         OnlineBanList_URI_Get_Callback(id, status, data);
2005     }
2006     else
2007     {
2008         print("Received HTTP request data for an invalid id ", ftos(id), ".\n");
2009     }
2010 }
2011
2012 string uid2name(string myuid) {
2013         string s;
2014         s = db_get(ServerProgsDB, strcat("/uid2name/", myuid));
2015
2016         // FIXME remove this later after 0.6 release
2017         // convert old style broken records to correct style
2018         if(s == "")
2019         {
2020                 s = db_get(ServerProgsDB, strcat("uid2name", myuid));
2021                 if(s != "")
2022                 {
2023                         db_put(ServerProgsDB, strcat("/uid2name/", myuid), s);
2024                         db_put(ServerProgsDB, strcat("uid2name", myuid), "");
2025                 }
2026         }
2027         
2028         if(s == "")
2029                 s = "^1Unregistered Player";
2030         return s;
2031 }
2032
2033 float race_readTime(string map, float pos)
2034 {
2035         string rr;
2036         if(g_cts)
2037                 rr = CTS_RECORD;
2038         else
2039                 rr = RACE_RECORD;
2040
2041         return stof(db_get(ServerProgsDB, strcat(map, rr, "time", ftos(pos))));
2042 }
2043
2044 string race_readUID(string map, float pos)
2045 {
2046         string rr;
2047         if(g_cts)
2048                 rr = CTS_RECORD;
2049         else
2050                 rr = RACE_RECORD;
2051
2052         return db_get(ServerProgsDB, strcat(map, rr, "crypto_idfp", ftos(pos)));
2053 }
2054
2055 float race_readPos(string map, float t) {
2056         float i;
2057         for (i = 1; i <= RANKINGS_CNT; ++i)
2058                 if (race_readTime(map, i) == 0 || race_readTime(map, i) > t)
2059                         return i;
2060
2061         return 0; // pos is zero if unranked
2062 }
2063
2064 void race_writeTime(string map, float t, string myuid)
2065 {
2066         string rr;
2067         if(g_cts)
2068                 rr = CTS_RECORD;
2069         else
2070                 rr = RACE_RECORD;
2071
2072         float newpos;
2073         newpos = race_readPos(map, t);
2074
2075         float i, prevpos;
2076         for(i = 1; i <= RANKINGS_CNT; ++i)
2077         {
2078                 if(race_readUID(map, i) == myuid)
2079                         prevpos = i;
2080         }
2081         if (prevpos) { // player improved his existing record, only have to iterate on ranks between new and old recs
2082                 for (i = prevpos; i > newpos; --i) {
2083                         db_put(ServerProgsDB, strcat(map, rr, "time", ftos(i)), ftos(race_readTime(map, i - 1)));
2084                         db_put(ServerProgsDB, strcat(map, rr, "crypto_idfp", ftos(i)), race_readUID(map, i - 1));
2085                 }
2086         } else { // player has no ranked record yet
2087                 for (i = RANKINGS_CNT; i > newpos; --i) {
2088                         db_put(ServerProgsDB, strcat(map, rr, "time", ftos(i)), ftos(race_readTime(map, i - 1)));
2089                         db_put(ServerProgsDB, strcat(map, rr, "crypto_idfp", ftos(i)), race_readUID(map, i - 1));
2090                 }
2091         }
2092
2093         // store new time itself
2094         db_put(ServerProgsDB, strcat(map, rr, "time", ftos(newpos)), ftos(t));
2095         db_put(ServerProgsDB, strcat(map, rr, "crypto_idfp", ftos(newpos)), myuid);
2096 }
2097
2098 string race_readName(string map, float pos)
2099 {
2100         string rr;
2101         if(g_cts)
2102                 rr = CTS_RECORD;
2103         else
2104                 rr = RACE_RECORD;
2105
2106         return uid2name(db_get(ServerProgsDB, strcat(map, rr, "crypto_idfp", ftos(pos))));
2107 }
2108
2109 string race_placeName(float pos) {
2110         if(floor((mod(pos, 100))/10) * 10 != 10) // examples: 12th, 111th, 213th will not execute this block
2111         {
2112                 if(mod(pos, 10) == 1)
2113                         return strcat(ftos(pos), "st");
2114                 else if(mod(pos, 10) == 2)
2115                         return strcat(ftos(pos), "nd");
2116                 else if(mod(pos, 10) == 3)
2117                         return strcat(ftos(pos), "rd");
2118                 else
2119                         return strcat(ftos(pos), "th");
2120         }
2121         else
2122                 return strcat(ftos(pos), "th");
2123 }
2124
2125 float MoveToRandomMapLocation(entity e, float goodcontents, float badcontents, float badsurfaceflags, float attempts, float maxaboveground, float minviewdistance)
2126 {
2127     float m, i;
2128     vector start, org, delta, end, enddown, mstart;
2129     entity sp;
2130
2131     m = e.dphitcontentsmask;
2132     e.dphitcontentsmask = goodcontents | badcontents;
2133
2134     org = world.mins;
2135     delta = world.maxs - world.mins;
2136
2137     for (i = 0; i < attempts; ++i)
2138     {
2139         start_x = org_x + random() * delta_x;
2140         start_y = org_y + random() * delta_y;
2141         start_z = org_z + random() * delta_z;
2142
2143         // rule 1: start inside world bounds, and outside
2144         // solid, and don't start from somewhere where you can
2145         // fall down to evil
2146         tracebox(start, e.mins, e.maxs, start - '0 0 1' * delta_z, MOVE_NORMAL, e);
2147         if (trace_fraction >= 1)
2148             continue;
2149         if (trace_startsolid)
2150             continue;
2151         if (trace_dphitcontents & badcontents)
2152             continue;
2153         if (trace_dphitq3surfaceflags & badsurfaceflags)
2154             continue;
2155
2156         // rule 2: if we are too high, lower the point
2157         if (trace_fraction * delta_z > maxaboveground)
2158             start = trace_endpos + '0 0 1' * maxaboveground;
2159         enddown = trace_endpos;
2160
2161         // rule 3: make sure we aren't outside the map. This only works
2162         // for somewhat well formed maps. A good rule of thumb is that
2163         // the map should have a convex outside hull.
2164         // these can be traceLINES as we already verified the starting box
2165         mstart = start + 0.5 * (e.mins + e.maxs);
2166         traceline(mstart, mstart + '1 0 0' * delta_x, MOVE_NORMAL, e);
2167         if (trace_fraction >= 1)
2168             continue;
2169         traceline(mstart, mstart - '1 0 0' * delta_x, MOVE_NORMAL, e);
2170         if (trace_fraction >= 1)
2171             continue;
2172         traceline(mstart, mstart + '0 1 0' * delta_y, MOVE_NORMAL, e);
2173         if (trace_fraction >= 1)
2174             continue;
2175         traceline(mstart, mstart - '0 1 0' * delta_y, MOVE_NORMAL, e);
2176         if (trace_fraction >= 1)
2177             continue;
2178         traceline(mstart, mstart + '0 0 1' * delta_z, MOVE_NORMAL, e);
2179         if (trace_fraction >= 1)
2180             continue;
2181
2182         // rule 4: we must "see" some spawnpoint
2183         for(sp = world; (sp = find(sp, classname, "info_player_deathmatch")); )
2184                 if(checkpvs(mstart, sp))
2185                         break;
2186         if(!sp)
2187         {
2188                 for(sp = world; (sp = findflags(sp, flags, FL_ITEM)); )
2189                         if(checkpvs(mstart, sp))
2190                                 break;
2191                 if(!sp)
2192                         continue;
2193         }
2194
2195         // find a random vector to "look at"
2196         end_x = org_x + random() * delta_x;
2197         end_y = org_y + random() * delta_y;
2198         end_z = org_z + random() * delta_z;
2199         end = start + normalize(end - start) * vlen(delta);
2200
2201         // rule 4: start TO end must not be too short
2202         tracebox(start, e.mins, e.maxs, end, MOVE_NORMAL, e);
2203         if (trace_startsolid)
2204             continue;
2205         if (trace_fraction < minviewdistance / vlen(delta))
2206             continue;
2207
2208         // rule 5: don't want to look at sky
2209         if (trace_dphitq3surfaceflags & Q3SURFACEFLAG_SKY)
2210             continue;
2211
2212         // rule 6: we must not end up in trigger_hurt
2213         if (tracebox_hits_trigger_hurt(start, e.mins, e.maxs, enddown))
2214             continue;
2215
2216         break;
2217     }
2218
2219     e.dphitcontentsmask = m;
2220
2221     if (i < attempts)
2222     {
2223         setorigin(e, start);
2224         e.angles = vectoangles(end - start);
2225         dprint("Needed ", ftos(i + 1), " attempts\n");
2226         return TRUE;
2227     }
2228     else
2229         return FALSE;
2230 }
2231
2232 float zcurveparticles_effectno;
2233 vector zcurveparticles_start;
2234 float zcurveparticles_spd;
2235
2236 void endzcurveparticles()
2237 {
2238         if(zcurveparticles_effectno)
2239         {
2240                 // terminator
2241                 WriteShort(MSG_BROADCAST, zcurveparticles_spd | 0x8000);
2242         }
2243         zcurveparticles_effectno = 0;
2244 }
2245
2246 void zcurveparticles(float effectno, vector start, vector end, float end_dz, float spd)
2247 {
2248         spd = bound(0, floor(spd / 16), 32767);
2249         if(effectno != zcurveparticles_effectno || start != zcurveparticles_start)
2250         {
2251                 endzcurveparticles();
2252                 WriteByte(MSG_BROADCAST, SVC_TEMPENTITY);
2253                 WriteByte(MSG_BROADCAST, TE_CSQC_ZCURVEPARTICLES);
2254                 WriteShort(MSG_BROADCAST, effectno);
2255                 WriteCoord(MSG_BROADCAST, start_x);
2256                 WriteCoord(MSG_BROADCAST, start_y);
2257                 WriteCoord(MSG_BROADCAST, start_z);
2258                 zcurveparticles_effectno = effectno;
2259                 zcurveparticles_start = start;
2260         }
2261         else
2262                 WriteShort(MSG_BROADCAST, zcurveparticles_spd);
2263         WriteCoord(MSG_BROADCAST, end_x);
2264         WriteCoord(MSG_BROADCAST, end_y);
2265         WriteCoord(MSG_BROADCAST, end_z);
2266         WriteCoord(MSG_BROADCAST, end_dz);
2267         zcurveparticles_spd = spd;
2268 }
2269
2270 void zcurveparticles_from_tracetoss(float effectno, vector start, vector end, vector vel)
2271 {
2272         float end_dz;
2273         vector vecxy, velxy;
2274
2275         vecxy = end - start;
2276         vecxy_z = 0;
2277         velxy = vel;
2278         velxy_z = 0;
2279
2280         if (vlen(velxy) < 0.000001 * fabs(vel_z))
2281         {
2282                 endzcurveparticles();
2283                 trailparticles(world, effectno, start, end);
2284                 return;
2285         }
2286
2287         end_dz = vlen(vecxy) / vlen(velxy) * vel_z - (end_z - start_z);
2288         zcurveparticles(effectno, start, end, end_dz, vlen(vel));
2289 }
2290
2291 void write_recordmarker(entity pl, float tstart, float dt)
2292 {
2293     GameLogEcho(strcat(":recordset:", ftos(pl.playerid), ":", ftos(dt)));
2294
2295     // also write a marker into demo files for demotc-race-record-extractor to find
2296     stuffcmd(pl,
2297              strcat(
2298                  strcat("//", strconv(2, 0, 0, GetGametype()), " RECORD SET ", TIME_ENCODED_TOSTRING(TIME_ENCODE(dt))),
2299                  " ", ftos(tstart), " ", ftos(dt), "\n"));
2300 }
2301
2302 vector shotorg_adjustfromclient(vector vecs, float y_is_right, float allowcenter, float algn)
2303 {
2304         switch(algn)
2305         {
2306                 default:
2307                 case 3: // right
2308                         break;
2309
2310                 case 4: // left
2311                         vecs_y = -vecs_y;
2312                         break;
2313
2314                 case 1:
2315                         if(allowcenter) // 2: allow center handedness
2316                         {
2317                                 // center
2318                                 vecs_y = 0;
2319                                 vecs_z -= 2;
2320                         }
2321                         else
2322                         {
2323                                 // right
2324                         }
2325                         break;
2326
2327                 case 2:
2328                         if(allowcenter) // 2: allow center handedness
2329                         {
2330                                 // center
2331                                 vecs_y = 0;
2332                                 vecs_z -= 2;
2333                         }
2334                         else
2335                         {
2336                                 // left
2337                                 vecs_y = -vecs_y;
2338                         }
2339                         break;
2340         }
2341         return vecs;
2342 }
2343
2344 vector shotorg_adjust_values(vector vecs, float y_is_right, float visual, float algn)
2345 {
2346         string s;
2347         vector v;
2348
2349         if (autocvar_g_shootfromeye)
2350         {
2351                 if (visual)
2352                 {
2353                         vecs_y = 0;
2354                         vecs_z -= 2;
2355                 }
2356                 else
2357                 {
2358                         vecs_y = 0;
2359                         vecs_z = 0;
2360                 }
2361         }
2362         else if (autocvar_g_shootfromcenter)
2363         {
2364                 vecs_y = 0;
2365                 vecs_z -= 2;
2366         }
2367         else if ((s = autocvar_g_shootfromfixedorigin) != "")
2368         {
2369                 v = stov(s);
2370                 if (y_is_right)
2371                         v_y = -v_y;
2372                 if (v_x != 0)
2373                         vecs_x = v_x;
2374                 vecs_y = v_y;
2375                 vecs_z = v_z;
2376         }
2377         else if (autocvar_g_shootfromclient)
2378         {
2379                 vecs = shotorg_adjustfromclient(vecs, y_is_right, (autocvar_g_shootfromclient >= 2), algn);
2380         }
2381         return vecs;
2382 }
2383
2384 vector shotorg_adjust(vector vecs, float y_is_right, float visual)
2385 {
2386         return shotorg_adjust_values(vecs, y_is_right, visual, self.owner.cvar_cl_gunalign);
2387 }
2388
2389
2390 void attach_sameorigin(entity e, entity to, string tag)
2391 {
2392     vector org, t_forward, t_left, t_up, e_forward, e_up;
2393     vector org0, ang0;
2394     float tagscale;
2395
2396     ang0 = e.angles;
2397     org0 = e.origin;
2398
2399     org = e.origin - gettaginfo(to, gettagindex(to, tag));
2400     tagscale = pow(vlen(v_forward), -2); // undo a scale on the tag
2401     t_forward = v_forward * tagscale;
2402     t_left = v_right * -tagscale;
2403     t_up = v_up * tagscale;
2404
2405     e.origin_x = org * t_forward;
2406     e.origin_y = org * t_left;
2407     e.origin_z = org * t_up;
2408
2409     // current forward and up directions
2410     if (substring(e.model, 0, 1) == "*") // bmodels have their own rules
2411                 e.angles = AnglesTransform_FromVAngles(e.angles);
2412         else
2413                 e.angles = AnglesTransform_FromAngles(e.angles);
2414     fixedmakevectors(e.angles);
2415
2416     // untransform forward, up!
2417     e_forward_x = v_forward * t_forward;
2418     e_forward_y = v_forward * t_left;
2419     e_forward_z = v_forward * t_up;
2420     e_up_x = v_up * t_forward;
2421     e_up_y = v_up * t_left;
2422     e_up_z = v_up * t_up;
2423
2424     e.angles = fixedvectoangles2(e_forward, e_up);
2425     if (substring(e.model, 0, 1) == "*") // bmodels have their own rules
2426                 e.angles = AnglesTransform_ToVAngles(e.angles);
2427         else
2428                 e.angles = AnglesTransform_ToAngles(e.angles);
2429
2430     setattachment(e, to, tag);
2431     setorigin(e, e.origin);
2432 }
2433
2434 void detach_sameorigin(entity e)
2435 {
2436     vector org;
2437     org = gettaginfo(e, 0);
2438     e.angles = fixedvectoangles2(v_forward, v_up);
2439     if (substring(e.model, 0, 1) == "*") // bmodels have their own rules
2440                 e.angles = AnglesTransform_ToVAngles(e.angles);
2441         else
2442                 e.angles = AnglesTransform_ToAngles(e.angles);
2443     setorigin(e, org);
2444     setattachment(e, world, "");
2445     setorigin(e, e.origin);
2446 }
2447
2448 void follow_sameorigin(entity e, entity to)
2449 {
2450     e.movetype = MOVETYPE_FOLLOW; // make the hole follow
2451     e.aiment = to; // make the hole follow bmodel
2452     e.punchangle = to.angles; // the original angles of bmodel
2453     e.view_ofs = e.origin - to.origin; // relative origin
2454     e.v_angle = e.angles - to.angles; // relative angles
2455 }
2456
2457 void unfollow_sameorigin(entity e)
2458 {
2459     e.movetype = MOVETYPE_NONE;
2460 }
2461
2462 entity gettaginfo_relative_ent;
2463 vector gettaginfo_relative(entity e, float tag)
2464 {
2465     if (!gettaginfo_relative_ent)
2466     {
2467         gettaginfo_relative_ent = spawn();
2468         gettaginfo_relative_ent.effects = EF_NODRAW;
2469     }
2470     gettaginfo_relative_ent.model = e.model;
2471     gettaginfo_relative_ent.modelindex = e.modelindex;
2472     gettaginfo_relative_ent.frame = e.frame;
2473     return gettaginfo(gettaginfo_relative_ent, tag);
2474 }
2475
2476 void SoundEntity_StartSound(entity pl, float chan, string samp, float vol, float attn)
2477 {
2478     float p;
2479     p = pow(2, chan);
2480     if (pl.soundentity.cnt & p)
2481         return;
2482     soundtoat(MSG_ALL, pl.soundentity, gettaginfo(pl.soundentity, 0), chan, samp, vol, attn);
2483     pl.soundentity.cnt |= p;
2484 }
2485
2486 void SoundEntity_StopSound(entity pl, float chan)
2487 {
2488     float p;
2489     p = pow(2, chan);
2490     if (pl.soundentity.cnt & p)
2491     {
2492         stopsoundto(MSG_ALL, pl.soundentity, chan);
2493         pl.soundentity.cnt &~= p;
2494     }
2495 }
2496
2497 void SoundEntity_Attach(entity pl)
2498 {
2499     pl.soundentity = spawn();
2500     pl.soundentity.classname = "soundentity";
2501     pl.soundentity.owner = pl;
2502     setattachment(pl.soundentity, pl, "");
2503     setmodel(pl.soundentity, "null");
2504 }
2505
2506 void SoundEntity_Detach(entity pl)
2507 {
2508     float i;
2509     for (i = 0; i <= 7; ++i)
2510         SoundEntity_StopSound(pl, i);
2511 }
2512
2513 .float scale2;
2514
2515 float modeleffect_SendEntity(entity to, float sf)
2516 {
2517         float f;
2518         WriteByte(MSG_ENTITY, ENT_CLIENT_MODELEFFECT);
2519
2520         f = 0;
2521         if(self.velocity != '0 0 0')
2522                 f |= 1;
2523         if(self.angles != '0 0 0')
2524                 f |= 2;
2525         if(self.avelocity != '0 0 0')
2526                 f |= 4;
2527
2528         WriteByte(MSG_ENTITY, f);
2529         WriteShort(MSG_ENTITY, self.modelindex);
2530         WriteByte(MSG_ENTITY, self.skin);
2531         WriteByte(MSG_ENTITY, self.frame);
2532         WriteCoord(MSG_ENTITY, self.origin_x);
2533         WriteCoord(MSG_ENTITY, self.origin_y);
2534         WriteCoord(MSG_ENTITY, self.origin_z);
2535         if(f & 1)
2536         {
2537                 WriteCoord(MSG_ENTITY, self.velocity_x);
2538                 WriteCoord(MSG_ENTITY, self.velocity_y);
2539                 WriteCoord(MSG_ENTITY, self.velocity_z);
2540         }
2541         if(f & 2)
2542         {
2543                 WriteCoord(MSG_ENTITY, self.angles_x);
2544                 WriteCoord(MSG_ENTITY, self.angles_y);
2545                 WriteCoord(MSG_ENTITY, self.angles_z);
2546         }
2547         if(f & 4)
2548         {
2549                 WriteCoord(MSG_ENTITY, self.avelocity_x);
2550                 WriteCoord(MSG_ENTITY, self.avelocity_y);
2551                 WriteCoord(MSG_ENTITY, self.avelocity_z);
2552         }
2553         WriteShort(MSG_ENTITY, self.scale * 256.0);
2554         WriteShort(MSG_ENTITY, self.scale2 * 256.0);
2555         WriteByte(MSG_ENTITY, self.teleport_time * 100.0);
2556         WriteByte(MSG_ENTITY, self.fade_time * 100.0);
2557         WriteByte(MSG_ENTITY, self.alpha * 255.0);
2558
2559         return TRUE;
2560 }
2561
2562 void modeleffect_spawn(string m, float s, float f, vector o, vector v, vector ang, vector angv, float s0, float s2, float a, float t1, float t2)
2563 {
2564         entity e;
2565         float sz;
2566         e = spawn();
2567         e.classname = "modeleffect";
2568         setmodel(e, m);
2569         e.frame = f;
2570         setorigin(e, o);
2571         e.velocity = v;
2572         e.angles = ang;
2573         e.avelocity = angv;
2574         e.alpha = a;
2575         e.teleport_time = t1;
2576         e.fade_time = t2;
2577         e.skin = s;
2578         if(s0 >= 0)
2579                 e.scale = s0 / max6(-e.mins_x, -e.mins_y, -e.mins_z, e.maxs_x, e.maxs_y, e.maxs_z);
2580         else
2581                 e.scale = -s0;
2582         if(s2 >= 0)
2583                 e.scale2 = s2 / max6(-e.mins_x, -e.mins_y, -e.mins_z, e.maxs_x, e.maxs_y, e.maxs_z);
2584         else
2585                 e.scale2 = -s2;
2586         sz = max(e.scale, e.scale2);
2587         setsize(e, e.mins * sz, e.maxs * sz);
2588         Net_LinkEntity(e, FALSE, 0.1, modeleffect_SendEntity);
2589 }
2590
2591 void shockwave_spawn(string m, vector org, float sz, float t1, float t2)
2592 {
2593         return modeleffect_spawn(m, 0, 0, org, '0 0 0', '0 0 0', '0 0 0', 0, sz, 1, t1, t2);
2594 }
2595
2596 float randombit(float bits)
2597 {
2598         if not(bits & (bits-1)) // this ONLY holds for powers of two!
2599                 return bits;
2600
2601         float n, f, b, r;
2602
2603         r = random();
2604         b = 0;
2605         n = 0;
2606
2607         for(f = 1; f <= bits; f *= 2)
2608         {
2609                 if(bits & f)
2610                 {
2611                         ++n;
2612                         r *= n;
2613                         if(r <= 1)
2614                                 b = f;
2615                         else
2616                                 r = (r - 1) / (n - 1);
2617                 }
2618         }
2619
2620         return b;
2621 }
2622
2623 float randombits(float bits, float k, float error_return)
2624 {
2625         float r;
2626         r = 0;
2627         while(k > 0 && bits != r)
2628         {
2629                 r += randombit(bits - r);
2630                 --k;
2631         }
2632         if(error_return)
2633                 if(k > 0)
2634                         return -1; // all
2635         return r;
2636 }
2637
2638 void randombit_test(float bits, float iter)
2639 {
2640         while(iter > 0)
2641         {
2642                 print(ftos(randombit(bits)), "\n");
2643                 --iter;
2644         }
2645 }
2646
2647 float ExponentialFalloff(float mindist, float maxdist, float halflifedist, float d)
2648 {
2649         if(halflifedist > 0)
2650                 return pow(0.5, (bound(mindist, d, maxdist) - mindist) / halflifedist);
2651         else if(halflifedist < 0)
2652                 return pow(0.5, (bound(mindist, d, maxdist) - maxdist) / halflifedist);
2653         else
2654                 return 1;
2655 }
2656
2657
2658
2659
2660 #ifdef RELEASE
2661 #define cvar_string_normal builtin_cvar_string
2662 #define cvar_normal builtin_cvar
2663 #else
2664 string cvar_string_normal(string n)
2665 {
2666         if not(cvar_type(n) & 1)
2667                 backtrace(strcat("Attempt to access undefined cvar: ", n));
2668         return builtin_cvar_string(n);
2669 }
2670
2671 float cvar_normal(string n)
2672 {
2673         return stof(cvar_string_normal(n));
2674 }
2675 #endif
2676 #define cvar_set_normal builtin_cvar_set
2677
2678 void defer_think()
2679 {
2680     entity oself;
2681
2682     oself           = self;
2683     self            = self.owner;
2684     oself.think     = SUB_Remove;
2685     oself.nextthink = time;
2686
2687     oself.use();
2688 }
2689
2690 /*
2691     Execute func() after time + fdelay.
2692     self when func is executed = self when defer is called
2693 */
2694 void defer(float fdelay, void() func)
2695 {
2696     entity e;
2697
2698     e           = spawn();
2699     e.owner     = self;
2700     e.use       = func;
2701     e.think     = defer_think;
2702     e.nextthink = time + fdelay;
2703 }
2704
2705 .string aiment_classname;
2706 .float aiment_deadflag;
2707 void SetMovetypeFollow(entity ent, entity e)
2708 {
2709         // FIXME this may not be warpzone aware
2710         ent.movetype = MOVETYPE_FOLLOW; // make the hole follow
2711         ent.solid = SOLID_NOT; // MOVETYPE_FOLLOW is always non-solid - this means this cannot be teleported by warpzones any more! Instead, we must notice when our owner gets teleported.
2712         ent.aiment = e; // make the hole follow bmodel
2713         ent.punchangle = e.angles; // the original angles of bmodel
2714         ent.view_ofs = ent.origin - e.origin; // relative origin
2715         ent.v_angle = ent.angles - e.angles; // relative angles
2716         ent.aiment_classname = strzone(e.classname);
2717         ent.aiment_deadflag = e.deadflag;
2718 }
2719 void UnsetMovetypeFollow(entity ent)
2720 {
2721         ent.movetype = MOVETYPE_FLY;
2722         PROJECTILE_MAKETRIGGER(ent);
2723         ent.aiment = world;
2724 }
2725 float LostMovetypeFollow(entity ent)
2726 {
2727 /*
2728         if(ent.movetype != MOVETYPE_FOLLOW)
2729                 if(ent.aiment)
2730                         error("???");
2731 */
2732         if(ent.aiment)
2733         {
2734                 if(ent.aiment.classname != ent.aiment_classname)
2735                         return 1;
2736                 if(ent.aiment.deadflag != ent.aiment_deadflag)
2737                         return 1;
2738         }
2739         return 0;
2740 }
2741
2742 float isPushable(entity e)
2743 {
2744         if(e.iscreature)
2745                 return TRUE;
2746         switch(e.classname)
2747         {
2748                 case "body":
2749                 case "droppedweapon":
2750                 case "keepawayball":
2751                 case "nexball_basketball":
2752                 case "nexball_football":
2753                         return TRUE;
2754                 case "bullet": // antilagged bullets can't hit this either
2755                         return FALSE;
2756         }
2757         if (e.projectiledeathtype)
2758                 return TRUE;
2759         return FALSE;
2760 }