a5311d54fe8040858e2d862ecfe642e1537e1c31
[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
36 string admin_name(void)
37 {
38         if(autocvar_sv_adminnick != "")
39                 return autocvar_sv_adminnick;
40         else
41                 return "SERVER ADMIN";
42 }
43
44 float DistributeEvenly_amount;
45 float DistributeEvenly_totalweight;
46 void DistributeEvenly_Init(float amount, float totalweight)
47 {
48     if (DistributeEvenly_amount)
49     {
50         dprint("DistributeEvenly_Init: UNFINISHED DISTRIBUTION (", ftos(DistributeEvenly_amount), " for ");
51         dprint(ftos(DistributeEvenly_totalweight), " left!)\n");
52     }
53     if (totalweight == 0)
54         DistributeEvenly_amount = 0;
55     else
56         DistributeEvenly_amount = amount;
57     DistributeEvenly_totalweight = totalweight;
58 }
59 float DistributeEvenly_Get(float weight)
60 {
61     float f;
62     if (weight <= 0)
63         return 0;
64     f = floor(0.5 + DistributeEvenly_amount * weight / DistributeEvenly_totalweight);
65     DistributeEvenly_totalweight -= weight;
66     DistributeEvenly_amount -= f;
67     return f;
68 }
69 float DistributeEvenly_GetRandomized(float weight)
70 {
71     float f;
72     if (weight <= 0)
73         return 0;
74     f = floor(random() + DistributeEvenly_amount * weight / DistributeEvenly_totalweight);
75     DistributeEvenly_totalweight -= weight;
76     DistributeEvenly_amount -= f;
77     return f;
78 }
79
80 #define move_out_of_solid(e) WarpZoneLib_MoveOutOfSolid(e)
81
82 const string STR_PLAYER = "player";
83 const string STR_SPECTATOR = "spectator";
84 const string STR_OBSERVER = "observer";
85
86 #define IS_PLAYER(v)                    (v.classname == STR_PLAYER)
87 #define IS_SPEC(v)                              (v.classname == STR_SPECTATOR)
88 #define IS_OBSERVER(v)                  (v.classname == STR_OBSERVER)
89 #define IS_CLIENT(v)                    (v.flags & FL_CLIENT)
90 #define IS_BOT_CLIENT(v)                (clienttype(v) == CLIENTTYPE_BOT)
91 #define IS_REAL_CLIENT(v)               (clienttype(v) == CLIENTTYPE_REAL)
92 #define IS_NOT_A_CLIENT(v)              (clienttype(v) == CLIENTTYPE_NOTACLIENT)
93
94 #define FOR_EACH_CLIENTSLOT(v) for(v = world; (v = nextent(v)) && (num_for_edict(v) <= maxclients); )
95 #define FOR_EACH_CLIENT(v) FOR_EACH_CLIENTSLOT(v) if(IS_CLIENT(v))
96 #define FOR_EACH_REALCLIENT(v) FOR_EACH_CLIENT(v) if(IS_REAL_CLIENT(v))
97
98 #define FOR_EACH_PLAYER(v) FOR_EACH_CLIENT(v) if(IS_PLAYER(v))
99 #define FOR_EACH_SPEC(v) FOR_EACH_CLIENT(v) if (!IS_PLAYER(v)) // Samual: shouldn't this be IS_SPEC(v)? and rather create a separate macro to include observers too
100 #define FOR_EACH_REALPLAYER(v) FOR_EACH_REALCLIENT(v) if(IS_PLAYER(v))
101
102 #define FOR_EACH_MONSTER(v) for(v = world; (v = findflags(v, flags, FL_MONSTER)) != world; )
103
104 #define CENTER_OR_VIEWOFS(ent) (ent.origin + (IS_PLAYER(ent) ? ent.view_ofs : ((ent.mins + ent.maxs) * 0.5)))
105
106 // copies a string to a tempstring (so one can strunzone it)
107 string strcat1(string s) = #115; // FRIK_FILE
108
109 float logfile_open;
110 float logfile;
111
112 void GameLogEcho(string s)
113 {
114     string fn;
115     float matches;
116
117     if (autocvar_sv_eventlog_files)
118     {
119         if (!logfile_open)
120         {
121             logfile_open = TRUE;
122             matches = autocvar_sv_eventlog_files_counter + 1;
123             cvar_set("sv_eventlog_files_counter", ftos(matches));
124             fn = ftos(matches);
125             if (strlen(fn) < 8)
126                 fn = strcat(substring("00000000", 0, 8 - strlen(fn)), fn);
127             fn = strcat(autocvar_sv_eventlog_files_nameprefix, fn, autocvar_sv_eventlog_files_namesuffix);
128             logfile = fopen(fn, FILE_APPEND);
129             fputs(logfile, ":logversion:3\n");
130         }
131         if (logfile >= 0)
132         {
133             if (autocvar_sv_eventlog_files_timestamps)
134                 fputs(logfile, strcat(":time:", strftime(TRUE, "%Y-%m-%d %H:%M:%S", "\n", s, "\n")));
135             else
136                 fputs(logfile, strcat(s, "\n"));
137         }
138     }
139     if (autocvar_sv_eventlog_console)
140     {
141         print(s, "\n");
142     }
143 }
144
145 void GameLogInit()
146 {
147     logfile_open = 0;
148     // will be opened later
149 }
150
151 void GameLogClose()
152 {
153     if (logfile_open && logfile >= 0)
154     {
155         fclose(logfile);
156         logfile = -1;
157     }
158 }
159
160 #define strstr strstrofs
161 /*
162 // NOTE: DO NOT USE THIS FUNCTION TOO OFTEN.
163 // IT WILL MOST PROBABLY DESTROY _ALL_ OTHER TEMP
164 // STRINGS AND TAKE QUITE LONG. haystack and needle MUST
165 // BE CONSTANT OR strzoneD!
166 float strstr(string haystack, string needle, float offset)
167 {
168         float len, endpos;
169         string found;
170         len = strlen(needle);
171         endpos = strlen(haystack) - len;
172         while(offset <= endpos)
173         {
174                 found = substring(haystack, offset, len);
175                 if(found == needle)
176                         return offset;
177                 offset = offset + 1;
178         }
179         return -1;
180 }
181 */
182
183 const float NUM_NEAREST_ENTITIES = 4;
184 entity nearest_entity[NUM_NEAREST_ENTITIES];
185 float nearest_length[NUM_NEAREST_ENTITIES];
186 entity findnearest(vector point, .string field, string value, vector axismod)
187 {
188     entity localhead;
189     float i;
190     float j;
191     float len;
192     vector dist;
193
194     float num_nearest;
195     num_nearest = 0;
196
197     localhead = find(world, field, value);
198     while (localhead)
199     {
200         if ((localhead.items == IT_KEY1 || localhead.items == IT_KEY2) && localhead.target == "###item###")
201             dist = localhead.oldorigin;
202         else
203             dist = localhead.origin;
204         dist = dist - point;
205         dist = dist_x * axismod_x * '1 0 0' + dist_y * axismod_y * '0 1 0' + dist_z * axismod_z * '0 0 1';
206         len = vlen(dist);
207
208         for (i = 0; i < num_nearest; ++i)
209         {
210             if (len < nearest_length[i])
211                 break;
212         }
213
214         // now i tells us where to insert at
215         //   INSERTION SORT! YOU'VE SEEN IT! RUN!
216         if (i < NUM_NEAREST_ENTITIES)
217         {
218             for (j = NUM_NEAREST_ENTITIES - 1; j >= i; --j)
219             {
220                 nearest_length[j + 1] = nearest_length[j];
221                 nearest_entity[j + 1] = nearest_entity[j];
222             }
223             nearest_length[i] = len;
224             nearest_entity[i] = localhead;
225             if (num_nearest < NUM_NEAREST_ENTITIES)
226                 num_nearest = num_nearest + 1;
227         }
228
229         localhead = find(localhead, field, value);
230     }
231
232     // now use the first one from our list that we can see
233     for (i = 0; i < num_nearest; ++i)
234     {
235         traceline(point, nearest_entity[i].origin, TRUE, world);
236         if (trace_fraction == 1)
237         {
238             if (i != 0)
239             {
240                 dprint("Nearest point (");
241                 dprint(nearest_entity[0].netname);
242                 dprint(") is not visible, using a visible one.\n");
243             }
244             return nearest_entity[i];
245         }
246     }
247
248     if (num_nearest == 0)
249         return world;
250
251     dprint("Not seeing any location point, using nearest as fallback.\n");
252     /* DEBUGGING CODE:
253     dprint("Candidates were: ");
254     for(j = 0; j < num_nearest; ++j)
255     {
256         if(j != 0)
257                 dprint(", ");
258         dprint(nearest_entity[j].netname);
259     }
260     dprint("\n");
261     */
262
263     return nearest_entity[0];
264 }
265
266 void spawnfunc_target_location()
267 {
268     self.classname = "target_location";
269     // location name in netname
270     // eventually support: count, teamgame selectors, line of sight?
271 }
272
273 void spawnfunc_info_location()
274 {
275     self.classname = "target_location";
276     self.message = self.netname;
277 }
278
279 string NearestLocation(vector p)
280 {
281     entity loc;
282     string ret;
283     ret = "somewhere";
284     loc = findnearest(p, classname, "target_location", '1 1 1');
285     if (loc)
286     {
287         ret = loc.message;
288     }
289     else
290     {
291         loc = findnearest(p, target, "###item###", '1 1 4');
292         if (loc)
293             ret = loc.netname;
294     }
295     return ret;
296 }
297
298 string formatmessage(string msg)
299 {
300         float p, p1, p2;
301         float n;
302         vector cursor;
303         entity cursor_ent;
304         string escape;
305         string replacement;
306         p = 0;
307         n = 7;
308
309         WarpZone_crosshair_trace(self);
310         cursor = trace_endpos;
311         cursor_ent = trace_ent;
312
313         while (1) {
314                 if (n < 1)
315                         break; // too many replacements
316
317                 n = n - 1;
318                 p1 = strstr(msg, "%", p); // NOTE: this destroys msg as it's a tempstring!
319                 p2 = strstr(msg, "\\", p); // NOTE: this destroys msg as it's a tempstring!
320
321                 if (p1 < 0)
322                         p1 = p2;
323
324                 if (p2 < 0)
325                         p2 = p1;
326
327                 p = min(p1, p2);
328
329                 if (p < 0)
330                         break;
331
332                 replacement = substring(msg, p, 2);
333                 escape = substring(msg, p + 1, 1);
334
335                 if (escape == "%")
336                         replacement = "%";
337                 else if (escape == "\\")
338                         replacement = "\\";
339                 else if (escape == "n")
340                         replacement = "\n";
341                 else if (escape == "a")
342                         replacement = ftos(floor(self.armorvalue));
343                 else if (escape == "h")
344                         replacement = ftos(floor(self.health));
345                 else if (escape == "l")
346                         replacement = NearestLocation(self.origin);
347                 else if (escape == "y")
348                         replacement = NearestLocation(cursor);
349                 else if (escape == "d")
350                         replacement = NearestLocation(self.death_origin);
351                 else if (escape == "w") {
352                         float wep;
353                         wep = self.weapon;
354                         if (!wep)
355                                 wep = self.switchweapon;
356                         if (!wep)
357                                 wep = self.cnt;
358                         replacement = W_Name(wep);
359                 } else if (escape == "W") {
360                         if (self.items & IT_SHELLS) replacement = "shells";
361                         else if (self.items & IT_NAILS) replacement = "bullets";
362                         else if (self.items & IT_ROCKETS) replacement = "rockets";
363                         else if (self.items & IT_CELLS) replacement = "cells";
364                         else replacement = "batteries"; // ;)
365                 } else if (escape == "x") {
366                         replacement = cursor_ent.netname;
367                         if (replacement == "" || !cursor_ent)
368                                 replacement = "nothing";
369                 } else if (escape == "s")
370                         replacement = ftos(vlen(self.velocity - self.velocity_z * '0 0 1'));
371                 else if (escape == "S")
372                         replacement = ftos(vlen(self.velocity));
373
374                 msg = strcat(substring(msg, 0, p), replacement, substring(msg, p+2, strlen(msg) - (p+2)));
375                 p = p + strlen(replacement);
376         }
377         return msg;
378 }
379
380 float boolean(float value) { // if value is 0 return FALSE (0), otherwise return TRUE (1)
381         return (value == 0) ? FALSE : TRUE;
382 }
383
384 /*
385 =============
386 GetCvars
387 =============
388 Called with:
389   0:  sends the request
390   >0: receives a cvar from name=argv(f) value=argv(f+1)
391 */
392 void GetCvars_handleString(string thisname, float f, .string field, string name)
393 {
394         if (f < 0)
395         {
396                 if (self.field)
397                         strunzone(self.field);
398                 self.field = string_null;
399         }
400         else if (f > 0)
401         {
402                 if (thisname == name)
403                 {
404                         if (self.field)
405                                 strunzone(self.field);
406                         self.field = strzone(argv(f + 1));
407                 }
408         }
409         else
410                 stuffcmd(self, strcat("cl_cmd sendcvar ", name, "\n"));
411 }
412 void GetCvars_handleString_Fixup(string thisname, float f, .string field, string name, string(string) func)
413 {
414         GetCvars_handleString(thisname, f, field, name);
415         if (f >= 0) // also initialize to the fitting value for "" when sending cvars out
416                 if (thisname == name)
417                 {
418                         string s;
419                         s = func(strcat1(self.field));
420                         if (s != self.field)
421                         {
422                                 strunzone(self.field);
423                                 self.field = strzone(s);
424                         }
425                 }
426 }
427 void GetCvars_handleFloat(string thisname, float f, .float field, string name)
428 {
429         if (f < 0)
430         {
431         }
432         else if (f > 0)
433         {
434                 if (thisname == name)
435                         self.field = stof(argv(f + 1));
436         }
437         else
438                 stuffcmd(self, strcat("cl_cmd sendcvar ", name, "\n"));
439 }
440 void GetCvars_handleFloatOnce(string thisname, float f, .float field, string name)
441 {
442         if (f < 0)
443         {
444         }
445         else if (f > 0)
446         {
447                 if (thisname == name)
448                 {
449                         if(!self.field)
450                         {
451                                 self.field = stof(argv(f + 1));
452                                 if(!self.field)
453                                         self.field = -1;
454                         }
455                 }
456         }
457         else
458         {
459                 if(!self.field)
460                         stuffcmd(self, strcat("cl_cmd sendcvar ", name, "\n"));
461         }
462 }
463 float w_getbestweapon(entity e);
464 string W_FixWeaponOrder_ForceComplete_AndBuildImpulseList(string wo)
465 {
466         string o;
467         o = W_FixWeaponOrder_ForceComplete(wo);
468         if(self.weaponorder_byimpulse)
469         {
470                 strunzone(self.weaponorder_byimpulse);
471                 self.weaponorder_byimpulse = string_null;
472         }
473         self.weaponorder_byimpulse = strzone(W_FixWeaponOrder_BuildImpulseList(o));
474         return o;
475 }
476 void GetCvars(float f)
477 {
478         string s = string_null;
479
480         if (f > 0)
481                 s = strcat1(argv(f));
482
483         get_cvars_f = f;
484         get_cvars_s = s;
485
486         MUTATOR_CALLHOOK(GetCvars);
487
488         Notification_GetCvars();
489
490         GetCvars_handleFloat(s, f, autoswitch, "cl_autoswitch");
491         GetCvars_handleFloat(s, f, cvar_cl_autoscreenshot, "cl_autoscreenshot");
492         GetCvars_handleString(s, f, cvar_g_xonoticversion, "g_xonoticversion");
493         GetCvars_handleFloat(s, f, cvar_cl_handicap, "cl_handicap");
494         GetCvars_handleFloat(s, f, cvar_cl_clippedspectating, "cl_clippedspectating");
495         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriority, "cl_weaponpriority", W_FixWeaponOrder_ForceComplete_AndBuildImpulseList);
496         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[0], "cl_weaponpriority0", W_FixWeaponOrder_AllowIncomplete);
497         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[1], "cl_weaponpriority1", W_FixWeaponOrder_AllowIncomplete);
498         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[2], "cl_weaponpriority2", W_FixWeaponOrder_AllowIncomplete);
499         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[3], "cl_weaponpriority3", W_FixWeaponOrder_AllowIncomplete);
500         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[4], "cl_weaponpriority4", W_FixWeaponOrder_AllowIncomplete);
501         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[5], "cl_weaponpriority5", W_FixWeaponOrder_AllowIncomplete);
502         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[6], "cl_weaponpriority6", W_FixWeaponOrder_AllowIncomplete);
503         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[7], "cl_weaponpriority7", W_FixWeaponOrder_AllowIncomplete);
504         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[8], "cl_weaponpriority8", W_FixWeaponOrder_AllowIncomplete);
505         GetCvars_handleString_Fixup(s, f, cvar_cl_weaponpriorities[9], "cl_weaponpriority9", W_FixWeaponOrder_AllowIncomplete);
506         GetCvars_handleFloat(s, f, cvar_cl_weaponimpulsemode, "cl_weaponimpulsemode");
507         GetCvars_handleFloat(s, f, cvar_cl_autotaunt, "cl_autotaunt");
508         GetCvars_handleFloat(s, f, cvar_cl_noantilag, "cl_noantilag");
509         GetCvars_handleFloat(s, f, cvar_cl_voice_directional, "cl_voice_directional");
510         GetCvars_handleFloat(s, f, cvar_cl_voice_directional_taunt_attenuation, "cl_voice_directional_taunt_attenuation");
511         GetCvars_handleFloat(s, f, cvar_cl_accuracy_data_share, "cl_accuracy_data_share");
512         GetCvars_handleFloat(s, f, cvar_cl_accuracy_data_receive, "cl_accuracy_data_receive");
513
514         self.cvar_cl_accuracy_data_share = boolean(self.cvar_cl_accuracy_data_share);
515         self.cvar_cl_accuracy_data_receive = boolean(self.cvar_cl_accuracy_data_receive);
516
517         GetCvars_handleFloatOnce(s, f, cvar_cl_gunalign, "cl_gunalign");
518         GetCvars_handleFloat(s, f, cvar_cl_allow_uid2name, "cl_allow_uid2name");
519         GetCvars_handleFloat(s, f, cvar_cl_allow_uidtracking, "cl_allow_uidtracking");
520         GetCvars_handleFloat(s, f, cvar_cl_movement_track_canjump, "cl_movement_track_canjump");
521         GetCvars_handleFloat(s, f, cvar_cl_newusekeysupported, "cl_newusekeysupported");
522
523         // fixup of switchweapon (needed for LMS or when spectating is disabled, as PutClientInServer comes too early)
524         if (f > 0)
525         {
526                 if (s == "cl_weaponpriority")
527                         self.switchweapon = w_getbestweapon(self);
528                 if (s == "cl_allow_uidtracking")
529                         PlayerStats_AddPlayer(self);
530         }
531 }
532
533 // decolorizes and team colors the player name when needed
534 string playername(entity p)
535 {
536     string t;
537     if (teamplay && !intermission_running && IS_PLAYER(p))
538     {
539         t = Team_ColorCode(p.team);
540         return strcat(t, strdecolorize(p.netname));
541     }
542     else
543         return p.netname;
544 }
545
546 vector randompos(vector m1, vector m2)
547 {
548     vector v;
549     m2 = m2 - m1;
550     v_x = m2_x * random() + m1_x;
551     v_y = m2_y * random() + m1_y;
552     v_z = m2_z * random() + m1_z;
553     return  v;
554 }
555
556 //#NO AUTOCVARS START
557
558 float g_pickup_shells;
559 float g_pickup_shells_max;
560 float g_pickup_nails;
561 float g_pickup_nails_max;
562 float g_pickup_rockets;
563 float g_pickup_rockets_max;
564 float g_pickup_cells;
565 float g_pickup_cells_max;
566 float g_pickup_fuel;
567 float g_pickup_fuel_jetpack;
568 float g_pickup_fuel_max;
569 float g_pickup_armorsmall;
570 float g_pickup_armorsmall_max;
571 float g_pickup_armorsmall_anyway;
572 float g_pickup_armormedium;
573 float g_pickup_armormedium_max;
574 float g_pickup_armormedium_anyway;
575 float g_pickup_armorbig;
576 float g_pickup_armorbig_max;
577 float g_pickup_armorbig_anyway;
578 float g_pickup_armorlarge;
579 float g_pickup_armorlarge_max;
580 float g_pickup_armorlarge_anyway;
581 float g_pickup_healthsmall;
582 float g_pickup_healthsmall_max;
583 float g_pickup_healthsmall_anyway;
584 float g_pickup_healthmedium;
585 float g_pickup_healthmedium_max;
586 float g_pickup_healthmedium_anyway;
587 float g_pickup_healthlarge;
588 float g_pickup_healthlarge_max;
589 float g_pickup_healthlarge_anyway;
590 float g_pickup_healthmega;
591 float g_pickup_healthmega_max;
592 float g_pickup_healthmega_anyway;
593 float g_pickup_ammo_anyway;
594 float g_pickup_weapons_anyway;
595 float g_weaponarena;
596 WepSet g_weaponarena_weapons;
597 float g_weaponarena_random;
598 float g_weaponarena_random_with_laser;
599 string g_weaponarena_list;
600 float g_weaponspeedfactor;
601 float g_weaponratefactor;
602 float g_weapondamagefactor;
603 float g_weaponforcefactor;
604 float g_weaponspreadfactor;
605
606 WepSet start_weapons;
607 WepSet start_weapons_default;
608 WepSet start_weapons_defaultmask;
609 float start_items;
610 float start_ammo_shells;
611 float start_ammo_nails;
612 float start_ammo_rockets;
613 float start_ammo_cells;
614 float start_ammo_fuel;
615 float start_health;
616 float start_armorvalue;
617 WepSet warmup_start_weapons;
618 WepSet warmup_start_weapons_default;
619 WepSet warmup_start_weapons_defaultmask;
620 #define WARMUP_START_WEAPONS ((g_warmup_allguns == 1) ? (warmup_start_weapons & (weaponsInMap | start_weapons)) : warmup_start_weapons)
621 float warmup_start_ammo_shells;
622 float warmup_start_ammo_nails;
623 float warmup_start_ammo_rockets;
624 float warmup_start_ammo_cells;
625 float warmup_start_ammo_fuel;
626 float warmup_start_health;
627 float warmup_start_armorvalue;
628 float g_weapon_stay;
629
630 entity get_weaponinfo(float w);
631
632 float want_weapon(string cvarprefix, entity weaponinfo, float allguns)
633 {
634         var float i = weaponinfo.weapon;
635         var float d = 0;
636
637         if (!i)
638                 return 0;
639
640         if (g_lms || g_ca || allguns)
641         {
642                 if(weaponinfo.spawnflags & WEP_FLAG_NORMAL)
643                         d = TRUE;
644                 else
645                         d = FALSE;
646         }
647         else if (g_cts)
648                 d = (i == WEP_SHOTGUN);
649         else if (g_nexball)
650                 d = 0; // weapon is set a few lines later
651         else
652                 d = (i == WEP_LASER || i == WEP_SHOTGUN);
653
654         if(g_grappling_hook) // if possible, redirect off-hand hook to on-hand hook
655                 d |= (i == WEP_HOOK);
656         if(weaponinfo.spawnflags & WEP_FLAG_MUTATORBLOCKED) // never default mutator blocked guns
657                 d = 0;
658
659         var float t = cvar(strcat(cvarprefix, weaponinfo.netname));
660
661         //print(strcat("want_weapon: ", weaponinfo.netname, " - d: ", ftos(d), ", t: ", ftos(t), ". \n"));
662
663         // bit order in t:
664         // 1: want or not
665         // 2: is default?
666         // 4: is set by default?
667         if(t < 0)
668                 t = 4 | (3 * d);
669         else
670                 t |= (2 * d);
671
672         return t;
673 }
674
675 void readplayerstartcvars()
676 {
677         entity e;
678         float i, j, t;
679         string s;
680
681         // initialize starting values for players
682         start_weapons = '0 0 0';
683         start_weapons_default = '0 0 0';
684         start_weapons_defaultmask = '0 0 0';
685         start_items = 0;
686         start_ammo_shells = 0;
687         start_ammo_nails = 0;
688         start_ammo_rockets = 0;
689         start_ammo_cells = 0;
690         start_health = cvar("g_balance_health_start");
691         start_armorvalue = cvar("g_balance_armor_start");
692
693         g_weaponarena = 0;
694         g_weaponarena_weapons = '0 0 0';
695
696         s = cvar_string("g_weaponarena");
697         if (s == "0" || s == "")
698         {
699                 if(g_ca)
700                         s = "most";
701         }
702
703         if (s == "0" || s == "")
704         {
705                 // no arena
706         }
707         else if (s == "off")
708         {
709                 // forcibly turn off weaponarena
710         }
711         else if (s == "all")
712         {
713                 g_weaponarena = 1;
714                 g_weaponarena_list = "All Weapons";
715                 for (j = WEP_FIRST; j <= WEP_LAST; ++j)
716                 {
717                         e = get_weaponinfo(j);
718                         if (!(e.spawnflags & WEP_FLAG_MUTATORBLOCKED))
719                                 g_weaponarena_weapons |= WepSet_FromWeapon(j);
720                 }
721         }
722         else if (s == "most")
723         {
724                 g_weaponarena = 1;
725                 g_weaponarena_list = "Most Weapons";
726                 for (j = WEP_FIRST; j <= WEP_LAST; ++j)
727                 {
728                         e = get_weaponinfo(j);
729                         if (!(e.spawnflags & WEP_FLAG_MUTATORBLOCKED))
730                                 if (e.spawnflags & WEP_FLAG_NORMAL)
731                                         g_weaponarena_weapons |= WepSet_FromWeapon(j);
732                 }
733         }
734         else if (s == "none")
735         {
736                 g_weaponarena = 1;
737                 g_weaponarena_list = "No Weapons";
738         }
739         else
740         {
741                 g_weaponarena = 1;
742                 t = tokenize_console(s);
743                 g_weaponarena_list = "";
744                 for (i = 0; i < t; ++i)
745                 {
746                         s = argv(i);
747                         for (j = WEP_FIRST; j <= WEP_LAST; ++j)
748                         {
749                                 e = get_weaponinfo(j);
750                                 if (e.netname == s)
751                                 {
752                                         g_weaponarena_weapons |= WepSet_FromWeapon(j);
753                                         g_weaponarena_list = strcat(g_weaponarena_list, e.message, " & ");
754                                         break;
755                                 }
756                         }
757                         if (j > WEP_LAST)
758                         {
759                                 print("The weapon mutator list contains an unknown weapon ", s, ". Skipped.\n");
760                         }
761                 }
762                 g_weaponarena_list = strzone(substring(g_weaponarena_list, 0, strlen(g_weaponarena_list) - 3));
763         }
764
765         if(g_weaponarena)
766                 g_weaponarena_random = cvar("g_weaponarena_random");
767         else
768                 g_weaponarena_random = 0;
769         g_weaponarena_random_with_laser = cvar("g_weaponarena_random_with_laser");
770
771         if (g_weaponarena)
772         {
773                 g_weapon_stay = 0; // incompatible
774                 start_weapons = g_weaponarena_weapons;
775                 start_items |= IT_UNLIMITED_AMMO;
776         }
777         else
778         {
779                 for (i = WEP_FIRST; i <= WEP_LAST; ++i)
780                 {
781                         e = get_weaponinfo(i);
782                         float w = want_weapon("g_start_weapon_", e, FALSE);
783                         if(w & 1)
784                                 start_weapons |= WepSet_FromWeapon(i);
785                         if(w & 2)
786                                 start_weapons_default |= WepSet_FromWeapon(i);
787                         if(w & 4)
788                                 start_weapons_defaultmask |= WepSet_FromWeapon(i);
789                 }
790         }
791
792         if(!cvar("g_use_ammunition"))
793                 start_items |= IT_UNLIMITED_AMMO;
794
795         if(start_items & IT_UNLIMITED_WEAPON_AMMO)
796         {
797                 start_ammo_rockets = 999;
798                 start_ammo_shells = 999;
799                 start_ammo_cells = 999;
800                 start_ammo_nails = 999;
801                 start_ammo_fuel = 999;
802         }
803         else
804         {
805                 start_ammo_shells = cvar("g_start_ammo_shells");
806                 start_ammo_nails = cvar("g_start_ammo_nails");
807                 start_ammo_rockets = cvar("g_start_ammo_rockets");
808                 start_ammo_cells = cvar("g_start_ammo_cells");
809                 start_ammo_fuel = cvar("g_start_ammo_fuel");
810         }
811
812         if (warmup_stage)
813         {
814                 warmup_start_ammo_shells = start_ammo_shells;
815                 warmup_start_ammo_nails = start_ammo_nails;
816                 warmup_start_ammo_rockets = start_ammo_rockets;
817                 warmup_start_ammo_cells = start_ammo_cells;
818                 warmup_start_ammo_fuel = start_ammo_fuel;
819                 warmup_start_health = start_health;
820                 warmup_start_armorvalue = start_armorvalue;
821                 warmup_start_weapons = start_weapons;
822                 warmup_start_weapons_default = start_weapons_default;
823                 warmup_start_weapons_defaultmask = start_weapons_defaultmask;
824
825                 if (!g_weaponarena && !g_ca)
826                 {
827                         warmup_start_ammo_shells = cvar("g_warmup_start_ammo_shells");
828                         warmup_start_ammo_cells = cvar("g_warmup_start_ammo_cells");
829                         warmup_start_ammo_nails = cvar("g_warmup_start_ammo_nails");
830                         warmup_start_ammo_rockets = cvar("g_warmup_start_ammo_rockets");
831                         warmup_start_ammo_fuel = cvar("g_warmup_start_ammo_fuel");
832                         warmup_start_health = cvar("g_warmup_start_health");
833                         warmup_start_armorvalue = cvar("g_warmup_start_armor");
834                         warmup_start_weapons = '0 0 0';
835                         warmup_start_weapons_default = '0 0 0';
836                         warmup_start_weapons_defaultmask = '0 0 0';
837                         for (i = WEP_FIRST; i <= WEP_LAST; ++i)
838                         {
839                                 e = get_weaponinfo(i);
840                                 float w = want_weapon("g_start_weapon_", e, g_warmup_allguns);
841                                 if(w & 1)
842                                         warmup_start_weapons |= WepSet_FromWeapon(i);
843                                 if(w & 2)
844                                         warmup_start_weapons_default |= WepSet_FromWeapon(i);
845                                 if(w & 4)
846                                         warmup_start_weapons_defaultmask |= WepSet_FromWeapon(i);
847                         }
848                 }
849         }
850
851         if (g_jetpack)
852                 start_items |= IT_JETPACK;
853
854         MUTATOR_CALLHOOK(SetStartItems);
855
856         if ((start_items & IT_JETPACK) || (g_grappling_hook && (start_weapons & WEPSET_HOOK)))
857         {
858                 g_grappling_hook = 0; // these two can't coexist, as they use the same button
859                 start_items |= IT_FUEL_REGEN;
860                 start_ammo_fuel = max(start_ammo_fuel, cvar("g_balance_fuel_rotstable"));
861                 warmup_start_ammo_fuel = max(warmup_start_ammo_fuel, cvar("g_balance_fuel_rotstable"));
862         }
863
864         WepSet precache_weapons = start_weapons;
865         if (g_warmup_allguns != 1)
866                 precache_weapons |= warmup_start_weapons;
867         for (i = WEP_FIRST; i <= WEP_LAST; ++i)
868         {
869                 e = get_weaponinfo(i);
870                 if(precache_weapons & WepSet_FromWeapon(i))
871                         weapon_action(i, WR_PRECACHE);
872         }
873
874         start_ammo_shells = max(0, start_ammo_shells);
875         start_ammo_nails = max(0, start_ammo_nails);
876         start_ammo_cells = max(0, start_ammo_cells);
877         start_ammo_rockets = max(0, start_ammo_rockets);
878         start_ammo_fuel = max(0, start_ammo_fuel);
879
880         warmup_start_ammo_shells = max(0, warmup_start_ammo_shells);
881         warmup_start_ammo_nails = max(0, warmup_start_ammo_nails);
882         warmup_start_ammo_cells = max(0, warmup_start_ammo_cells);
883         warmup_start_ammo_rockets = max(0, warmup_start_ammo_rockets);
884         warmup_start_ammo_fuel = max(0, warmup_start_ammo_fuel);
885 }
886
887 float g_bugrigs;
888 float g_bugrigs_planar_movement;
889 float g_bugrigs_planar_movement_car_jumping;
890 float g_bugrigs_reverse_spinning;
891 float g_bugrigs_reverse_speeding;
892 float g_bugrigs_reverse_stopping;
893 float g_bugrigs_air_steering;
894 float g_bugrigs_angle_smoothing;
895 float g_bugrigs_friction_floor;
896 float g_bugrigs_friction_brake;
897 float g_bugrigs_friction_air;
898 float g_bugrigs_accel;
899 float g_bugrigs_speed_ref;
900 float g_bugrigs_speed_pow;
901 float g_bugrigs_steer;
902
903 float sv_autotaunt;
904 float sv_taunt;
905
906 string GetGametype(); // g_world.qc
907 void readlevelcvars(void)
908 {
909         // load mutators
910         #define CHECK_MUTATOR_ADD(mut_cvar,mut_name,dependence) \
911                 { if(cvar(mut_cvar) && dependence) { MUTATOR_ADD(mut_name); } }
912
913         CHECK_MUTATOR_ADD("g_dodging", mutator_dodging, 1);
914         CHECK_MUTATOR_ADD("g_spawn_near_teammate", mutator_spawn_near_teammate, teamplay);
915         CHECK_MUTATOR_ADD("g_physical_items", mutator_physical_items, 1);
916         CHECK_MUTATOR_ADD("g_touchexplode", mutator_touchexplode, 1);
917         CHECK_MUTATOR_ADD("g_minstagib", mutator_minstagib, 1);
918         CHECK_MUTATOR_ADD("g_invincible_projectiles", mutator_invincibleprojectiles, !cvar("g_minstagib"));
919         CHECK_MUTATOR_ADD("g_new_toys", mutator_new_toys, !cvar("g_minstagib"));
920         CHECK_MUTATOR_ADD("g_nix", mutator_nix, !cvar("g_minstagib"));
921         CHECK_MUTATOR_ADD("g_rocket_flying", mutator_rocketflying, !cvar("g_minstagib"));
922         CHECK_MUTATOR_ADD("g_vampire", mutator_vampire, !cvar("g_minstagib"));
923         CHECK_MUTATOR_ADD("g_superspectate", mutator_superspec, 1);
924         CHECK_MUTATOR_ADD("g_pinata", mutator_pinata, !cvar("g_minstagib"));
925         CHECK_MUTATOR_ADD("g_midair", mutator_midair, 1);
926         CHECK_MUTATOR_ADD("g_bloodloss", mutator_bloodloss, !cvar("g_minstagib"));
927         CHECK_MUTATOR_ADD("g_random_gravity", mutator_random_gravity, 1);
928         CHECK_MUTATOR_ADD("g_multijump", mutator_multijump, 1);
929         CHECK_MUTATOR_ADD("g_melee_only", mutator_melee_only, !cvar("g_minstagib"));
930         CHECK_MUTATOR_ADD("g_nades", mutator_nades, 1);
931         CHECK_MUTATOR_ADD("g_sandbox", sandbox, 1);
932         CHECK_MUTATOR_ADD("g_campcheck", mutator_campcheck, 1);
933         CHECK_MUTATOR_ADD("g_buffs", mutator_buffs, 1);
934
935         #undef CHECK_MUTATOR_ADD
936
937         if(cvar("sv_allow_fullbright"))
938                 serverflags |= SERVERFLAG_ALLOW_FULLBRIGHT;
939
940     g_bugrigs = cvar("g_bugrigs");
941     g_bugrigs_planar_movement = cvar("g_bugrigs_planar_movement");
942     g_bugrigs_planar_movement_car_jumping = cvar("g_bugrigs_planar_movement_car_jumping");
943     g_bugrigs_reverse_spinning = cvar("g_bugrigs_reverse_spinning");
944     g_bugrigs_reverse_speeding = cvar("g_bugrigs_reverse_speeding");
945     g_bugrigs_reverse_stopping = cvar("g_bugrigs_reverse_stopping");
946     g_bugrigs_air_steering = cvar("g_bugrigs_air_steering");
947     g_bugrigs_angle_smoothing = cvar("g_bugrigs_angle_smoothing");
948     g_bugrigs_friction_floor = cvar("g_bugrigs_friction_floor");
949     g_bugrigs_friction_brake = cvar("g_bugrigs_friction_brake");
950     g_bugrigs_friction_air = cvar("g_bugrigs_friction_air");
951     g_bugrigs_accel = cvar("g_bugrigs_accel");
952     g_bugrigs_speed_ref = cvar("g_bugrigs_speed_ref");
953     g_bugrigs_speed_pow = cvar("g_bugrigs_speed_pow");
954     g_bugrigs_steer = cvar("g_bugrigs_steer");
955
956         g_minstagib = cvar("g_minstagib");
957
958         sv_clones = cvar("sv_clones");
959         sv_foginterval = cvar("sv_foginterval");
960         g_cloaked = cvar("g_cloaked");
961         g_footsteps = cvar("g_footsteps");
962         g_grappling_hook = cvar("g_grappling_hook");
963         g_jetpack = cvar("g_jetpack");
964         sv_maxidle = cvar("sv_maxidle");
965         sv_maxidle_spectatorsareidle = cvar("sv_maxidle_spectatorsareidle");
966         sv_autotaunt = cvar("sv_autotaunt");
967         sv_taunt = cvar("sv_taunt");
968
969         warmup_stage = cvar("g_warmup");
970         g_warmup_limit = cvar("g_warmup_limit");
971         g_warmup_allguns = cvar("g_warmup_allguns");
972         g_warmup_allow_timeout = cvar("g_warmup_allow_timeout");
973
974         if ((g_race && g_race_qualifying == 2) || g_assault || cvar("g_campaign"))
975                 warmup_stage = 0; // these modes cannot work together, sorry
976
977         g_pickup_respawntime_weapon = cvar("g_pickup_respawntime_weapon");
978         g_pickup_respawntime_superweapon = cvar("g_pickup_respawntime_superweapon");
979         g_pickup_respawntime_ammo = cvar("g_pickup_respawntime_ammo");
980         g_pickup_respawntime_short = cvar("g_pickup_respawntime_short");
981         g_pickup_respawntime_medium = cvar("g_pickup_respawntime_medium");
982         g_pickup_respawntime_long = cvar("g_pickup_respawntime_long");
983         g_pickup_respawntime_powerup = cvar("g_pickup_respawntime_powerup");
984         g_pickup_respawntimejitter_weapon = cvar("g_pickup_respawntimejitter_weapon");
985         g_pickup_respawntimejitter_superweapon = cvar("g_pickup_respawntimejitter_superweapon");
986         g_pickup_respawntimejitter_ammo = cvar("g_pickup_respawntimejitter_ammo");
987         g_pickup_respawntimejitter_short = cvar("g_pickup_respawntimejitter_short");
988         g_pickup_respawntimejitter_medium = cvar("g_pickup_respawntimejitter_medium");
989         g_pickup_respawntimejitter_long = cvar("g_pickup_respawntimejitter_long");
990         g_pickup_respawntimejitter_powerup = cvar("g_pickup_respawntimejitter_powerup");
991
992         g_weaponspeedfactor = cvar("g_weaponspeedfactor");
993         g_weaponratefactor = cvar("g_weaponratefactor");
994         g_weapondamagefactor = cvar("g_weapondamagefactor");
995         g_weaponforcefactor = cvar("g_weaponforcefactor");
996         g_weaponspreadfactor = cvar("g_weaponspreadfactor");
997
998         g_pickup_shells = cvar("g_pickup_shells");
999         g_pickup_shells_max = cvar("g_pickup_shells_max");
1000         g_pickup_nails = cvar("g_pickup_nails");
1001         g_pickup_nails_max = cvar("g_pickup_nails_max");
1002         g_pickup_rockets = cvar("g_pickup_rockets");
1003         g_pickup_rockets_max = cvar("g_pickup_rockets_max");
1004         g_pickup_cells = cvar("g_pickup_cells");
1005         g_pickup_cells_max = cvar("g_pickup_cells_max");
1006         g_pickup_fuel = cvar("g_pickup_fuel");
1007         g_pickup_fuel_jetpack = cvar("g_pickup_fuel_jetpack");
1008         g_pickup_fuel_max = cvar("g_pickup_fuel_max");
1009         g_pickup_armorsmall = cvar("g_pickup_armorsmall");
1010         g_pickup_armorsmall_max = cvar("g_pickup_armorsmall_max");
1011         g_pickup_armorsmall_anyway = cvar("g_pickup_armorsmall_anyway");
1012         g_pickup_armormedium = cvar("g_pickup_armormedium");
1013         g_pickup_armormedium_max = cvar("g_pickup_armormedium_max");
1014         g_pickup_armormedium_anyway = cvar("g_pickup_armormedium_anyway");
1015         g_pickup_armorbig = cvar("g_pickup_armorbig");
1016         g_pickup_armorbig_max = cvar("g_pickup_armorbig_max");
1017         g_pickup_armorbig_anyway = cvar("g_pickup_armorbig_anyway");
1018         g_pickup_armorlarge = cvar("g_pickup_armorlarge");
1019         g_pickup_armorlarge_max = cvar("g_pickup_armorlarge_max");
1020         g_pickup_armorlarge_anyway = cvar("g_pickup_armorlarge_anyway");
1021         g_pickup_healthsmall = cvar("g_pickup_healthsmall");
1022         g_pickup_healthsmall_max = cvar("g_pickup_healthsmall_max");
1023         g_pickup_healthsmall_anyway = cvar("g_pickup_healthsmall_anyway");
1024         g_pickup_healthmedium = cvar("g_pickup_healthmedium");
1025         g_pickup_healthmedium_max = cvar("g_pickup_healthmedium_max");
1026         g_pickup_healthmedium_anyway = cvar("g_pickup_healthmedium_anyway");
1027         g_pickup_healthlarge = cvar("g_pickup_healthlarge");
1028         g_pickup_healthlarge_max = cvar("g_pickup_healthlarge_max");
1029         g_pickup_healthlarge_anyway = cvar("g_pickup_healthlarge_anyway");
1030         g_pickup_healthmega = cvar("g_pickup_healthmega");
1031         g_pickup_healthmega_max = cvar("g_pickup_healthmega_max");
1032         g_pickup_healthmega_anyway = cvar("g_pickup_healthmega_anyway");
1033
1034         g_pickup_ammo_anyway = cvar("g_pickup_ammo_anyway");
1035         g_pickup_weapons_anyway = cvar("g_pickup_weapons_anyway");
1036
1037     g_weapon_stay = cvar(strcat("g_", GetGametype(), "_weapon_stay"));
1038     if(!g_weapon_stay)
1039         g_weapon_stay = cvar("g_weapon_stay");
1040
1041         if (!warmup_stage)
1042                 game_starttime = time + cvar("g_start_delay");
1043
1044         readplayerstartcvars();
1045 }
1046
1047 //#NO AUTOCVARS END
1048
1049 // Sound functions
1050 string precache_sound (string s) = #19;
1051 float precache_sound_index (string s) = #19;
1052
1053 #define SND_VOLUME      1
1054 #define SND_ATTENUATION 2
1055 #define SND_LARGEENTITY 8
1056 #define SND_LARGESOUND  16
1057
1058 float sound_allowed(float dest, entity e)
1059 {
1060     // sounds from world may always pass
1061     for (;;)
1062     {
1063         if (e.classname == "body")
1064             e = e.enemy;
1065         else if (e.realowner && e.realowner != e)
1066             e = e.realowner;
1067         else if (e.owner && e.owner != e)
1068             e = e.owner;
1069         else
1070             break;
1071     }
1072     // sounds to self may always pass
1073     if (dest == MSG_ONE)
1074         if (e == msg_entity)
1075             return TRUE;
1076     // sounds by players can be removed
1077     if (autocvar_bot_sound_monopoly)
1078         if (IS_REAL_CLIENT(e))
1079             return FALSE;
1080     // anything else may pass
1081     return TRUE;
1082 }
1083
1084 #undef sound
1085 void sound(entity e, float chan, string samp, float vol, float atten)
1086 {
1087     if (!sound_allowed(MSG_BROADCAST, e))
1088         return;
1089     sound7(e, chan, samp, vol, atten, 0, 0);
1090 }
1091
1092 void soundtoat(float dest, entity e, vector o, float chan, string samp, float vol, float atten)
1093 {
1094     float entno, idx;
1095
1096     if (!sound_allowed(dest, e))
1097         return;
1098
1099     entno = num_for_edict(e);
1100     idx = precache_sound_index(samp);
1101
1102     float sflags;
1103     sflags = 0;
1104
1105     atten = floor(atten * 64);
1106     vol = floor(vol * 255);
1107
1108     if (vol != 255)
1109         sflags |= SND_VOLUME;
1110     if (atten != 64)
1111         sflags |= SND_ATTENUATION;
1112     if (entno >= 8192 || chan < 0 || chan > 7)
1113         sflags |= SND_LARGEENTITY;
1114     if (idx >= 256)
1115         sflags |= SND_LARGESOUND;
1116
1117     WriteByte(dest, SVC_SOUND);
1118     WriteByte(dest, sflags);
1119     if (sflags & SND_VOLUME)
1120         WriteByte(dest, vol);
1121     if (sflags & SND_ATTENUATION)
1122         WriteByte(dest, atten);
1123     if (sflags & SND_LARGEENTITY)
1124     {
1125         WriteShort(dest, entno);
1126         WriteByte(dest, chan);
1127     }
1128     else
1129     {
1130         WriteShort(dest, entno * 8 + chan);
1131     }
1132     if (sflags & SND_LARGESOUND)
1133         WriteShort(dest, idx);
1134     else
1135         WriteByte(dest, idx);
1136
1137     WriteCoord(dest, o_x);
1138     WriteCoord(dest, o_y);
1139     WriteCoord(dest, o_z);
1140 }
1141 void soundto(float dest, entity e, float chan, string samp, float vol, float atten)
1142 {
1143     vector o;
1144
1145     if (!sound_allowed(dest, e))
1146         return;
1147
1148     o = e.origin + 0.5 * (e.mins + e.maxs);
1149     soundtoat(dest, e, o, chan, samp, vol, atten);
1150 }
1151 void soundat(entity e, vector o, float chan, string samp, float vol, float atten)
1152 {
1153     soundtoat(((chan & 8) ? MSG_ALL : MSG_BROADCAST), e, o, chan, samp, vol, atten);
1154 }
1155 void stopsoundto(float dest, entity e, float chan)
1156 {
1157     float entno;
1158
1159     if (!sound_allowed(dest, e))
1160         return;
1161
1162     entno = num_for_edict(e);
1163
1164     if (entno >= 8192 || chan < 0 || chan > 7)
1165     {
1166         float idx, sflags;
1167         idx = precache_sound_index("misc/null.wav");
1168         sflags = SND_LARGEENTITY;
1169         if (idx >= 256)
1170             sflags |= SND_LARGESOUND;
1171         WriteByte(dest, SVC_SOUND);
1172         WriteByte(dest, sflags);
1173         WriteShort(dest, entno);
1174         WriteByte(dest, chan);
1175         if (sflags & SND_LARGESOUND)
1176             WriteShort(dest, idx);
1177         else
1178             WriteByte(dest, idx);
1179         WriteCoord(dest, e.origin_x);
1180         WriteCoord(dest, e.origin_y);
1181         WriteCoord(dest, e.origin_z);
1182     }
1183     else
1184     {
1185         WriteByte(dest, SVC_STOPSOUND);
1186         WriteShort(dest, entno * 8 + chan);
1187     }
1188 }
1189 void stopsound(entity e, float chan)
1190 {
1191     if (!sound_allowed(MSG_BROADCAST, e))
1192         return;
1193
1194     stopsoundto(MSG_BROADCAST, e, chan); // unreliable, gets there fast
1195     stopsoundto(MSG_ALL, e, chan); // in case of packet loss
1196 }
1197
1198 void play2(entity e, string filename)
1199 {
1200     //stuffcmd(e, strcat("play2 ", filename, "\n"));
1201     msg_entity = e;
1202     soundtoat(MSG_ONE, world, '0 0 0', CH_INFO, filename, VOL_BASE, ATTEN_NONE);
1203 }
1204
1205 // use this one if you might be causing spam (e.g. from touch functions that might get called more than once per frame)
1206 .float spamtime;
1207 float spamsound(entity e, float chan, string samp, float vol, float atten)
1208 {
1209     if (!sound_allowed(MSG_BROADCAST, e))
1210         return FALSE;
1211
1212     if (time > e.spamtime)
1213     {
1214         e.spamtime = time;
1215         sound(e, chan, samp, vol, atten);
1216         return TRUE;
1217     }
1218     return FALSE;
1219 }
1220
1221 void play2team(float t, string filename)
1222 {
1223     entity head;
1224
1225     if (autocvar_bot_sound_monopoly)
1226         return;
1227
1228     FOR_EACH_REALPLAYER(head)
1229     {
1230         if (head.team == t)
1231             play2(head, filename);
1232     }
1233 }
1234
1235 void play2all(string samp)
1236 {
1237     if (autocvar_bot_sound_monopoly)
1238         return;
1239
1240     sound(world, CH_INFO, samp, VOL_BASE, ATTEN_NONE);
1241 }
1242
1243 void PrecachePlayerSounds(string f);
1244 void precache_playermodel(string m)
1245 {
1246         float globhandle, i, n;
1247         string f;
1248
1249         if(substring(m, -9,5) == "_lod1")
1250                 return;
1251         if(substring(m, -9,5) == "_lod2")
1252                 return;
1253         precache_model(m);
1254         f = strcat(substring(m, 0, -5), "_lod1", substring(m, -4, -1));
1255         if(fexists(f))
1256                 precache_model(f);
1257         f = strcat(substring(m, 0, -5), "_lod2", substring(m, -4, -1));
1258         if(fexists(f))
1259                 precache_model(f);
1260
1261         globhandle = search_begin(strcat(m, "_*.sounds"), TRUE, FALSE);
1262         if (globhandle < 0)
1263                 return;
1264         n = search_getsize(globhandle);
1265         for (i = 0; i < n; ++i)
1266         {
1267                 //print(search_getfilename(globhandle, i), "\n");
1268                 f = search_getfilename(globhandle, i);
1269                 PrecachePlayerSounds(f);
1270         }
1271         search_end(globhandle);
1272 }
1273 void precache_all_playermodels(string pattern)
1274 {
1275         float globhandle, i, n;
1276         string f;
1277
1278         globhandle = search_begin(pattern, TRUE, FALSE);
1279         if (globhandle < 0)
1280                 return;
1281         n = search_getsize(globhandle);
1282         for (i = 0; i < n; ++i)
1283         {
1284                 //print(search_getfilename(globhandle, i), "\n");
1285                 f = search_getfilename(globhandle, i);
1286                 precache_playermodel(f);
1287         }
1288         search_end(globhandle);
1289 }
1290
1291 void precache()
1292 {
1293     // gamemode related things
1294     precache_model ("models/misc/chatbubble.spr");
1295
1296 #ifdef TTURRETS_ENABLED
1297     if (autocvar_g_turrets)
1298         turrets_precash();
1299 #endif
1300
1301     // Precache all player models if desired
1302     if (autocvar_sv_precacheplayermodels)
1303     {
1304         PrecachePlayerSounds("sound/player/default.sounds");
1305         precache_all_playermodels("models/player/*.zym");
1306         precache_all_playermodels("models/player/*.dpm");
1307         precache_all_playermodels("models/player/*.md3");
1308         precache_all_playermodels("models/player/*.psk");
1309         precache_all_playermodels("models/player/*.iqm");
1310     }
1311
1312     if (autocvar_sv_defaultcharacter)
1313     {
1314         string s;
1315         s = autocvar_sv_defaultplayermodel_red;
1316         if (s != "")
1317             precache_playermodel(s);
1318         s = autocvar_sv_defaultplayermodel_blue;
1319         if (s != "")
1320             precache_playermodel(s);
1321         s = autocvar_sv_defaultplayermodel_yellow;
1322         if (s != "")
1323             precache_playermodel(s);
1324         s = autocvar_sv_defaultplayermodel_pink;
1325         if (s != "")
1326             precache_playermodel(s);
1327         s = autocvar_sv_defaultplayermodel;
1328         if (s != "")
1329             precache_playermodel(s);
1330     }
1331
1332     if (g_footsteps)
1333     {
1334         PrecacheGlobalSound((globalsound_step = "misc/footstep0 6"));
1335         PrecacheGlobalSound((globalsound_metalstep = "misc/metalfootstep0 6"));
1336     }
1337
1338     // gore and miscellaneous sounds
1339     //precache_sound ("misc/h2ohit.wav");
1340     precache_model ("models/hook.md3");
1341     precache_sound ("misc/armorimpact.wav");
1342     precache_sound ("misc/bodyimpact1.wav");
1343     precache_sound ("misc/bodyimpact2.wav");
1344     precache_sound ("misc/gib.wav");
1345     precache_sound ("misc/gib_splat01.wav");
1346     precache_sound ("misc/gib_splat02.wav");
1347     precache_sound ("misc/gib_splat03.wav");
1348     precache_sound ("misc/gib_splat04.wav");
1349     PrecacheGlobalSound((globalsound_fall = "misc/hitground 4"));
1350     PrecacheGlobalSound((globalsound_metalfall = "misc/metalhitground 4"));
1351     precache_sound ("misc/null.wav");
1352     precache_sound ("misc/spawn.wav");
1353     precache_sound ("misc/talk.wav");
1354     precache_sound ("misc/teleport.wav");
1355     precache_sound ("misc/poweroff.wav");
1356     precache_sound ("player/lava.wav");
1357     precache_sound ("player/slime.wav");
1358
1359     precache_model ("models/sprites/0.spr32");
1360     precache_model ("models/sprites/1.spr32");
1361     precache_model ("models/sprites/2.spr32");
1362     precache_model ("models/sprites/3.spr32");
1363     precache_model ("models/sprites/4.spr32");
1364     precache_model ("models/sprites/5.spr32");
1365     precache_model ("models/sprites/6.spr32");
1366     precache_model ("models/sprites/7.spr32");
1367     precache_model ("models/sprites/8.spr32");
1368     precache_model ("models/sprites/9.spr32");
1369     precache_model ("models/sprites/10.spr32");
1370
1371     // common weapon precaches
1372         precache_sound ("weapons/reload.wav"); // until weapons have individual reload sounds, precache the reload sound here
1373     precache_sound ("weapons/weapon_switch.wav");
1374     precache_sound ("weapons/weaponpickup.wav");
1375     precache_sound ("weapons/unavailable.wav");
1376     precache_sound ("weapons/dryfire.wav");
1377     if (g_grappling_hook)
1378     {
1379         precache_sound ("weapons/hook_fire.wav"); // hook
1380         precache_sound ("weapons/hook_impact.wav"); // hook
1381     }
1382
1383     if(autocvar_sv_precacheweapons)
1384     {
1385         //precache weapon models/sounds
1386         float wep;
1387         wep = WEP_FIRST;
1388         while (wep <= WEP_LAST)
1389         {
1390             weapon_action(wep, WR_PRECACHE);
1391             wep = wep + 1;
1392         }
1393     }
1394
1395     precache_model("models/elaser.mdl");
1396     precache_model("models/laser.mdl");
1397     precache_model("models/ebomb.mdl");
1398
1399 #if 0
1400     // Disabled this code because it simply does not work (e.g. ignores bgmvolume, overlaps with "cd loop" controlled tracks).
1401
1402     if (!self.noise && self.music) // quake 3 uses the music field
1403         self.noise = self.music;
1404
1405     // plays music for the level if there is any
1406     if (self.noise)
1407     {
1408         precache_sound (self.noise);
1409         ambientsound ('0 0 0', self.noise, VOL_BASE, ATTEN_NONE);
1410     }
1411 #endif
1412
1413 #include "precache-for-csqc.inc"
1414 }
1415
1416 // WARNING: this kills the trace globals
1417 #define EXACTTRIGGER_TOUCH if(WarpZoneLib_ExactTrigger_Touch()) return
1418 #define EXACTTRIGGER_INIT  WarpZoneLib_ExactTrigger_Init()
1419
1420 #define INITPRIO_FIRST              0
1421 #define INITPRIO_GAMETYPE           0
1422 #define INITPRIO_GAMETYPE_FALLBACK  1
1423 #define INITPRIO_FINDTARGET        10
1424 #define INITPRIO_DROPTOFLOOR       20
1425 #define INITPRIO_SETLOCATION       90
1426 #define INITPRIO_LINKDOORS         91
1427 #define INITPRIO_LAST              99
1428
1429 .void(void) initialize_entity;
1430 .float initialize_entity_order;
1431 .entity initialize_entity_next;
1432 entity initialize_entity_first;
1433
1434 void make_safe_for_remove(entity e)
1435 {
1436     if (e.initialize_entity)
1437     {
1438         entity ent, prev = world;
1439         for (ent = initialize_entity_first; ent; )
1440         {
1441             if ((ent == e) || ((ent.classname == "initialize_entity") && (ent.enemy == e)))
1442             {
1443                 //print("make_safe_for_remove: getting rid of initializer ", etos(ent), "\n");
1444                 // skip it in linked list
1445                 if (prev)
1446                 {
1447                     prev.initialize_entity_next = ent.initialize_entity_next;
1448                     ent = prev.initialize_entity_next;
1449                 }
1450                 else
1451                 {
1452                     initialize_entity_first = ent.initialize_entity_next;
1453                     ent = initialize_entity_first;
1454                 }
1455             }
1456             else
1457             {
1458                 prev = ent;
1459                 ent = ent.initialize_entity_next;
1460             }
1461         }
1462     }
1463 }
1464
1465 void objerror(string s)
1466 {
1467     make_safe_for_remove(self);
1468     builtin_objerror(s);
1469 }
1470
1471 .float remove_except_protected_forbidden;
1472 void remove_except_protected(entity e)
1473 {
1474         if(e.remove_except_protected_forbidden)
1475                 error("not allowed to remove this at this point");
1476         builtin_remove(e);
1477 }
1478
1479 void remove_unsafely(entity e)
1480 {
1481     if(e.classname == "spike")
1482         error("Removing spikes is forbidden (crylink bug), please report");
1483     builtin_remove(e);
1484 }
1485
1486 void remove_safely(entity e)
1487 {
1488     make_safe_for_remove(e);
1489     builtin_remove(e);
1490 }
1491
1492 void InitializeEntity(entity e, void(void) func, float order)
1493 {
1494     entity prev, cur;
1495
1496     if (!e || e.initialize_entity)
1497     {
1498         // make a proxy initializer entity
1499         entity e_old;
1500         e_old = e;
1501         e = spawn();
1502         e.classname = "initialize_entity";
1503         e.enemy = e_old;
1504     }
1505
1506     e.initialize_entity = func;
1507     e.initialize_entity_order = order;
1508
1509     cur = initialize_entity_first;
1510     prev = world;
1511     for (;;)
1512     {
1513         if (!cur || cur.initialize_entity_order > order)
1514         {
1515             // insert between prev and cur
1516             if (prev)
1517                 prev.initialize_entity_next = e;
1518             else
1519                 initialize_entity_first = e;
1520             e.initialize_entity_next = cur;
1521             return;
1522         }
1523         prev = cur;
1524         cur = cur.initialize_entity_next;
1525     }
1526 }
1527 void InitializeEntitiesRun()
1528 {
1529     entity startoflist;
1530     startoflist = initialize_entity_first;
1531     initialize_entity_first = world;
1532     remove = remove_except_protected;
1533     for (self = startoflist; self; self = self.initialize_entity_next)
1534     {
1535         self.remove_except_protected_forbidden = 1;
1536     }
1537     for (self = startoflist; self; )
1538     {
1539         entity e;
1540         var void(void) func;
1541         e = self.initialize_entity_next;
1542         func = self.initialize_entity;
1543         self.initialize_entity_order = 0;
1544         self.initialize_entity = func_null;
1545         self.initialize_entity_next = world;
1546         self.remove_except_protected_forbidden = 0;
1547         if (self.classname == "initialize_entity")
1548         {
1549             entity e_old;
1550             e_old = self.enemy;
1551             builtin_remove(self);
1552             self = e_old;
1553         }
1554         //dprint("Delayed initialization: ", self.classname, "\n");
1555         if(func)
1556             func();
1557         else
1558         {
1559             eprint(self);
1560             backtrace(strcat("Null function in: ", self.classname, "\n"));
1561         }
1562         self = e;
1563     }
1564     remove = remove_unsafely;
1565 }
1566
1567 .float uncustomizeentityforclient_set;
1568 .void(void) uncustomizeentityforclient;
1569 void UncustomizeEntitiesRun()
1570 {
1571     entity oldself;
1572     oldself = self;
1573     for (self = world; (self = findfloat(self, uncustomizeentityforclient_set, 1)); )
1574         self.uncustomizeentityforclient();
1575     self = oldself;
1576 }
1577 void SetCustomizer(entity e, float(void) customizer, void(void) uncustomizer)
1578 {
1579     e.customizeentityforclient = customizer;
1580     e.uncustomizeentityforclient = uncustomizer;
1581     e.uncustomizeentityforclient_set = !!uncustomizer;
1582 }
1583
1584 .float nottargeted;
1585 #define IFTARGETED if(!self.nottargeted && self.targetname != "")
1586
1587 void() SUB_Remove;
1588 void Net_LinkEntity(entity e, float docull, float dt, float(entity, float) sendfunc)
1589 {
1590     vector mi, ma;
1591
1592     if (e.classname == "")
1593         e.classname = "net_linked";
1594
1595     if (e.model == "" || self.modelindex == 0)
1596     {
1597         mi = e.mins;
1598         ma = e.maxs;
1599         setmodel(e, "null");
1600         setsize(e, mi, ma);
1601     }
1602
1603     e.SendEntity = sendfunc;
1604     e.SendFlags = 0xFFFFFF;
1605
1606     if (!docull)
1607         e.effects |= EF_NODEPTHTEST;
1608
1609     if (dt)
1610     {
1611         e.nextthink = time + dt;
1612         e.think = SUB_Remove;
1613     }
1614 }
1615
1616 void adaptor_think2touch()
1617 {
1618     entity o;
1619     o = other;
1620     other = world;
1621     self.touch();
1622     other = o;
1623 }
1624
1625 void adaptor_think2use()
1626 {
1627     entity o, a;
1628     o = other;
1629     a = activator;
1630     activator = world;
1631     other = world;
1632     self.use();
1633     other = o;
1634     activator = a;
1635 }
1636
1637 void adaptor_think2use_hittype_splash() // for timed projectile detonation
1638 {
1639         if(!(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
1640                 self.projectiledeathtype |= HITTYPE_SPLASH;
1641         adaptor_think2use();
1642 }
1643
1644 // deferred dropping
1645 void DropToFloor_Handler()
1646 {
1647     builtin_droptofloor();
1648     self.dropped_origin = self.origin;
1649 }
1650
1651 void droptofloor()
1652 {
1653     InitializeEntity(self, DropToFloor_Handler, INITPRIO_DROPTOFLOOR);
1654 }
1655
1656
1657
1658 float trace_hits_box_a0, trace_hits_box_a1;
1659
1660 float trace_hits_box_1d(float end, float thmi, float thma)
1661 {
1662     if (end == 0)
1663     {
1664         // just check if x is in range
1665         if (0 < thmi)
1666             return FALSE;
1667         if (0 > thma)
1668             return FALSE;
1669     }
1670     else
1671     {
1672         // do the trace with respect to x
1673         // 0 -> end has to stay in thmi -> thma
1674         trace_hits_box_a0 = max(trace_hits_box_a0, min(thmi / end, thma / end));
1675         trace_hits_box_a1 = min(trace_hits_box_a1, max(thmi / end, thma / end));
1676         if (trace_hits_box_a0 > trace_hits_box_a1)
1677             return FALSE;
1678     }
1679     return TRUE;
1680 }
1681
1682 float trace_hits_box(vector start, vector end, vector thmi, vector thma)
1683 {
1684     end -= start;
1685     thmi -= start;
1686     thma -= start;
1687     // now it is a trace from 0 to end
1688
1689     trace_hits_box_a0 = 0;
1690     trace_hits_box_a1 = 1;
1691
1692     if (!trace_hits_box_1d(end_x, thmi_x, thma_x))
1693         return FALSE;
1694     if (!trace_hits_box_1d(end_y, thmi_y, thma_y))
1695         return FALSE;
1696     if (!trace_hits_box_1d(end_z, thmi_z, thma_z))
1697         return FALSE;
1698
1699     return TRUE;
1700 }
1701
1702 float tracebox_hits_box(vector start, vector mi, vector ma, vector end, vector thmi, vector thma)
1703 {
1704     return trace_hits_box(start, end, thmi - ma, thma - mi);
1705 }
1706
1707 float SUB_NoImpactCheck()
1708 {
1709         // zero hitcontents = this is not the real impact, but either the
1710         // mirror-impact of something hitting the projectile instead of the
1711         // projectile hitting the something, or a touchareagrid one. Neither of
1712         // these stop the projectile from moving, so...
1713         if(trace_dphitcontents == 0)
1714         {
1715                 //dprint("A hit happened with zero hit contents... DEBUG THIS, this should never happen for projectiles! Projectile will self-destruct.\n");
1716                 dprintf("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));
1717                 checkclient();
1718         }
1719     if (trace_dphitq3surfaceflags & Q3SURFACEFLAG_NOIMPACT)
1720         return 1;
1721     if (other == world && self.size != '0 0 0')
1722     {
1723         vector tic;
1724         tic = self.velocity * sys_frametime;
1725         tic = tic + normalize(tic) * vlen(self.maxs - self.mins);
1726         traceline(self.origin - tic, self.origin + tic, MOVE_NORMAL, self);
1727         if (trace_fraction >= 1)
1728         {
1729             dprint("Odd... did not hit...?\n");
1730         }
1731         else if (trace_dphitq3surfaceflags & Q3SURFACEFLAG_NOIMPACT)
1732         {
1733             dprint("Detected and prevented the sky-grapple bug.\n");
1734             return 1;
1735         }
1736     }
1737
1738     return 0;
1739 }
1740
1741 #define SUB_OwnerCheck() (other && (other == self.owner))
1742
1743 void RemoveGrapplingHook(entity pl);
1744 void W_Crylink_Dequeue(entity e);
1745 float WarpZone_Projectile_Touch_ImpactFilter_Callback()
1746 {
1747         if(SUB_OwnerCheck())
1748                 return TRUE;
1749         if(SUB_NoImpactCheck())
1750         {
1751                 if(self.classname == "grapplinghook")
1752                         RemoveGrapplingHook(self.realowner);
1753                 else if(self.classname == "spike")
1754                 {
1755                         W_Crylink_Dequeue(self);
1756                         remove(self);
1757                 }
1758                 else
1759                         remove(self);
1760                 return TRUE;
1761         }
1762         if(trace_ent && trace_ent.solid > SOLID_TRIGGER)
1763                 UpdateCSQCProjectile(self);
1764         return FALSE;
1765 }
1766 #define PROJECTILE_TOUCH if(WarpZone_Projectile_Touch()) return
1767
1768 #define ITEM_TOUCH_NEEDKILL() (((trace_dpstartcontents | trace_dphitcontents) & DPCONTENTS_NODROP) || (trace_dphitq3surfaceflags & Q3SURFACEFLAG_SKY))
1769 #define ITEM_DAMAGE_NEEDKILL(dt) (((dt) == DEATH_HURTTRIGGER) || ((dt) == DEATH_SLIME) || ((dt) == DEATH_LAVA) || ((dt) == DEATH_SWAMP))
1770
1771 void URI_Get_Callback(float id, float status, string data)
1772 {
1773         if(url_URI_Get_Callback(id, status, data))
1774         {
1775                 // handled
1776         }
1777         else if (id == URI_GET_DISCARD)
1778         {
1779                 // discard
1780         }
1781         else if (id >= URI_GET_CURL && id <= URI_GET_CURL_END)
1782         {
1783                 // sv_cmd curl
1784                 Curl_URI_Get_Callback(id, status, data);
1785         }
1786         else if (id >= URI_GET_IPBAN && id <= URI_GET_IPBAN_END)
1787         {
1788                 // online ban list
1789                 OnlineBanList_URI_Get_Callback(id, status, data);
1790         }
1791         else
1792         {
1793                 print("Received HTTP request data for an invalid id ", ftos(id), ".\n");
1794         }
1795 }
1796
1797 string uid2name(string myuid) {
1798         string s;
1799         s = db_get(ServerProgsDB, strcat("/uid2name/", myuid));
1800
1801         // FIXME remove this later after 0.6 release
1802         // convert old style broken records to correct style
1803         if(s == "")
1804         {
1805                 s = db_get(ServerProgsDB, strcat("uid2name", myuid));
1806                 if(s != "")
1807                 {
1808                         db_put(ServerProgsDB, strcat("/uid2name/", myuid), s);
1809                         db_put(ServerProgsDB, strcat("uid2name", myuid), "");
1810                 }
1811         }
1812
1813         if(s == "")
1814                 s = "^1Unregistered Player";
1815         return s;
1816 }
1817
1818 float MoveToRandomMapLocation(entity e, float goodcontents, float badcontents, float badsurfaceflags, float attempts, float maxaboveground, float minviewdistance)
1819 {
1820     float m, i;
1821     vector start, org, delta, end, enddown, mstart;
1822     entity sp;
1823
1824     m = e.dphitcontentsmask;
1825     e.dphitcontentsmask = goodcontents | badcontents;
1826
1827     org = world.mins;
1828     delta = world.maxs - world.mins;
1829
1830     start = end = org;
1831
1832     for (i = 0; i < attempts; ++i)
1833     {
1834         start_x = org_x + random() * delta_x;
1835         start_y = org_y + random() * delta_y;
1836         start_z = org_z + random() * delta_z;
1837
1838         // rule 1: start inside world bounds, and outside
1839         // solid, and don't start from somewhere where you can
1840         // fall down to evil
1841         tracebox(start, e.mins, e.maxs, start - '0 0 1' * delta_z, MOVE_NORMAL, e);
1842         if (trace_fraction >= 1)
1843             continue;
1844         if (trace_startsolid)
1845             continue;
1846         if (trace_dphitcontents & badcontents)
1847             continue;
1848         if (trace_dphitq3surfaceflags & badsurfaceflags)
1849             continue;
1850
1851         // rule 2: if we are too high, lower the point
1852         if (trace_fraction * delta_z > maxaboveground)
1853             start = trace_endpos + '0 0 1' * maxaboveground;
1854         enddown = trace_endpos;
1855
1856         // rule 3: make sure we aren't outside the map. This only works
1857         // for somewhat well formed maps. A good rule of thumb is that
1858         // the map should have a convex outside hull.
1859         // these can be traceLINES as we already verified the starting box
1860         mstart = start + 0.5 * (e.mins + e.maxs);
1861         traceline(mstart, mstart + '1 0 0' * delta_x, MOVE_NORMAL, e);
1862         if (trace_fraction >= 1 || trace_dphittexturename == "common/caulk")
1863             continue;
1864         traceline(mstart, mstart - '1 0 0' * delta_x, MOVE_NORMAL, e);
1865         if (trace_fraction >= 1 || trace_dphittexturename == "common/caulk")
1866             continue;
1867         traceline(mstart, mstart + '0 1 0' * delta_y, MOVE_NORMAL, e);
1868         if (trace_fraction >= 1 || trace_dphittexturename == "common/caulk")
1869             continue;
1870         traceline(mstart, mstart - '0 1 0' * delta_y, MOVE_NORMAL, e);
1871         if (trace_fraction >= 1 || trace_dphittexturename == "common/caulk")
1872             continue;
1873         traceline(mstart, mstart + '0 0 1' * delta_z, MOVE_NORMAL, e);
1874         if (trace_fraction >= 1 || trace_dphittexturename == "common/caulk")
1875             continue;
1876
1877         // rule 4: we must "see" some spawnpoint or item
1878         for(sp = world; (sp = find(sp, classname, "info_player_deathmatch")); )
1879                 if(checkpvs(mstart, sp))
1880                         if((traceline(mstart, sp.origin, MOVE_NORMAL, e), trace_fraction) >= 1)
1881                                 break;
1882         if(!sp)
1883         {
1884                 for(sp = world; (sp = findflags(sp, flags, FL_ITEM)); )
1885                         if(checkpvs(mstart, sp))
1886                                 if((traceline(mstart, sp.origin + (sp.mins + sp.maxs) * 0.5, MOVE_NORMAL, e), trace_fraction) >= 1)
1887                                         break;
1888                 if(!sp)
1889                         continue;
1890         }
1891
1892         // find a random vector to "look at"
1893         end_x = org_x + random() * delta_x;
1894         end_y = org_y + random() * delta_y;
1895         end_z = org_z + random() * delta_z;
1896         end = start + normalize(end - start) * vlen(delta);
1897
1898         // rule 4: start TO end must not be too short
1899         tracebox(start, e.mins, e.maxs, end, MOVE_NORMAL, e);
1900         if (trace_startsolid)
1901             continue;
1902         if (trace_fraction < minviewdistance / vlen(delta))
1903             continue;
1904
1905         // rule 5: don't want to look at sky
1906         if (trace_dphitq3surfaceflags & Q3SURFACEFLAG_SKY)
1907             continue;
1908
1909         // rule 6: we must not end up in trigger_hurt
1910         if (tracebox_hits_trigger_hurt(start, e.mins, e.maxs, enddown))
1911             continue;
1912
1913         break;
1914     }
1915
1916     e.dphitcontentsmask = m;
1917
1918     if (i < attempts)
1919     {
1920         setorigin(e, start);
1921         e.angles = vectoangles(end - start);
1922         dprint("Needed ", ftos(i + 1), " attempts\n");
1923         return TRUE;
1924     }
1925     else
1926         return FALSE;
1927 }
1928
1929 void write_recordmarker(entity pl, float tstart, float dt)
1930 {
1931     GameLogEcho(strcat(":recordset:", ftos(pl.playerid), ":", ftos(dt)));
1932
1933     // also write a marker into demo files for demotc-race-record-extractor to find
1934     stuffcmd(pl,
1935              strcat(
1936                  strcat("//", strconv(2, 0, 0, GetGametype()), " RECORD SET ", TIME_ENCODED_TOSTRING(TIME_ENCODE(dt))),
1937                  " ", ftos(tstart), " ", ftos(dt), "\n"));
1938 }
1939
1940 vector shotorg_adjustfromclient(vector vecs, float y_is_right, float allowcenter, float algn)
1941 {
1942         switch(algn)
1943         {
1944                 default:
1945                 case 3: // right
1946                         break;
1947
1948                 case 4: // left
1949                         vecs_y = -vecs_y;
1950                         break;
1951
1952                 case 1:
1953                         if(allowcenter) // 2: allow center handedness
1954                         {
1955                                 // center
1956                                 vecs_y = 0;
1957                                 vecs_z -= 2;
1958                         }
1959                         else
1960                         {
1961                                 // right
1962                         }
1963                         break;
1964
1965                 case 2:
1966                         if(allowcenter) // 2: allow center handedness
1967                         {
1968                                 // center
1969                                 vecs_y = 0;
1970                                 vecs_z -= 2;
1971                         }
1972                         else
1973                         {
1974                                 // left
1975                                 vecs_y = -vecs_y;
1976                         }
1977                         break;
1978         }
1979         return vecs;
1980 }
1981
1982 vector shotorg_adjust_values(vector vecs, float y_is_right, float visual, float algn)
1983 {
1984         string s;
1985         vector v;
1986
1987         if (autocvar_g_shootfromeye)
1988         {
1989                 if (visual)
1990                 {
1991                         if (autocvar_g_shootfromclient) { vecs = shotorg_adjustfromclient(vecs, y_is_right, (autocvar_g_shootfromclient >= 2), algn); }
1992                         else { vecs_y = 0; vecs_z -= 2; }
1993                 }
1994                 else
1995                 {
1996                         vecs_y = 0;
1997                         vecs_z = 0;
1998                 }
1999         }
2000         else if (autocvar_g_shootfromcenter)
2001         {
2002                 vecs_y = 0;
2003                 vecs_z -= 2;
2004         }
2005         else if ((s = autocvar_g_shootfromfixedorigin) != "")
2006         {
2007                 v = stov(s);
2008                 if (y_is_right)
2009                         v_y = -v_y;
2010                 if (v_x != 0)
2011                         vecs_x = v_x;
2012                 vecs_y = v_y;
2013                 vecs_z = v_z;
2014         }
2015         else if (autocvar_g_shootfromclient)
2016         {
2017                 vecs = shotorg_adjustfromclient(vecs, y_is_right, (autocvar_g_shootfromclient >= 2), algn);
2018         }
2019         return vecs;
2020 }
2021
2022 vector shotorg_adjust(vector vecs, float y_is_right, float visual)
2023 {
2024         return shotorg_adjust_values(vecs, y_is_right, visual, self.owner.cvar_cl_gunalign);
2025 }
2026
2027
2028 void attach_sameorigin(entity e, entity to, string tag)
2029 {
2030     vector org, t_forward, t_left, t_up, e_forward, e_up;
2031     float tagscale;
2032
2033     org = e.origin - gettaginfo(to, gettagindex(to, tag));
2034     tagscale = pow(vlen(v_forward), -2); // undo a scale on the tag
2035     t_forward = v_forward * tagscale;
2036     t_left = v_right * -tagscale;
2037     t_up = v_up * tagscale;
2038
2039     e.origin_x = org * t_forward;
2040     e.origin_y = org * t_left;
2041     e.origin_z = org * t_up;
2042
2043     // current forward and up directions
2044     if (substring(e.model, 0, 1) == "*") // bmodels have their own rules
2045                 e.angles = AnglesTransform_FromVAngles(e.angles);
2046         else
2047                 e.angles = AnglesTransform_FromAngles(e.angles);
2048     fixedmakevectors(e.angles);
2049
2050     // untransform forward, up!
2051     e_forward_x = v_forward * t_forward;
2052     e_forward_y = v_forward * t_left;
2053     e_forward_z = v_forward * t_up;
2054     e_up_x = v_up * t_forward;
2055     e_up_y = v_up * t_left;
2056     e_up_z = v_up * t_up;
2057
2058     e.angles = fixedvectoangles2(e_forward, e_up);
2059     if (substring(e.model, 0, 1) == "*") // bmodels have their own rules
2060                 e.angles = AnglesTransform_ToVAngles(e.angles);
2061         else
2062                 e.angles = AnglesTransform_ToAngles(e.angles);
2063
2064     setattachment(e, to, tag);
2065     setorigin(e, e.origin);
2066 }
2067
2068 void detach_sameorigin(entity e)
2069 {
2070     vector org;
2071     org = gettaginfo(e, 0);
2072     e.angles = fixedvectoangles2(v_forward, v_up);
2073     if (substring(e.model, 0, 1) == "*") // bmodels have their own rules
2074                 e.angles = AnglesTransform_ToVAngles(e.angles);
2075         else
2076                 e.angles = AnglesTransform_ToAngles(e.angles);
2077     setorigin(e, org);
2078     setattachment(e, world, "");
2079     setorigin(e, e.origin);
2080 }
2081
2082 void follow_sameorigin(entity e, entity to)
2083 {
2084     e.movetype = MOVETYPE_FOLLOW; // make the hole follow
2085     e.aiment = to; // make the hole follow bmodel
2086     e.punchangle = to.angles; // the original angles of bmodel
2087     e.view_ofs = e.origin - to.origin; // relative origin
2088     e.v_angle = e.angles - to.angles; // relative angles
2089 }
2090
2091 void unfollow_sameorigin(entity e)
2092 {
2093     e.movetype = MOVETYPE_NONE;
2094 }
2095
2096 entity gettaginfo_relative_ent;
2097 vector gettaginfo_relative(entity e, float tag)
2098 {
2099     if (!gettaginfo_relative_ent)
2100     {
2101         gettaginfo_relative_ent = spawn();
2102         gettaginfo_relative_ent.effects = EF_NODRAW;
2103     }
2104     gettaginfo_relative_ent.model = e.model;
2105     gettaginfo_relative_ent.modelindex = e.modelindex;
2106     gettaginfo_relative_ent.frame = e.frame;
2107     return gettaginfo(gettaginfo_relative_ent, tag);
2108 }
2109
2110 .float scale2;
2111
2112 float modeleffect_SendEntity(entity to, float sf)
2113 {
2114         float f;
2115         WriteByte(MSG_ENTITY, ENT_CLIENT_MODELEFFECT);
2116
2117         f = 0;
2118         if(self.velocity != '0 0 0')
2119                 f |= 1;
2120         if(self.angles != '0 0 0')
2121                 f |= 2;
2122         if(self.avelocity != '0 0 0')
2123                 f |= 4;
2124
2125         WriteByte(MSG_ENTITY, f);
2126         WriteShort(MSG_ENTITY, self.modelindex);
2127         WriteByte(MSG_ENTITY, self.skin);
2128         WriteByte(MSG_ENTITY, self.frame);
2129         WriteCoord(MSG_ENTITY, self.origin_x);
2130         WriteCoord(MSG_ENTITY, self.origin_y);
2131         WriteCoord(MSG_ENTITY, self.origin_z);
2132         if(f & 1)
2133         {
2134                 WriteCoord(MSG_ENTITY, self.velocity_x);
2135                 WriteCoord(MSG_ENTITY, self.velocity_y);
2136                 WriteCoord(MSG_ENTITY, self.velocity_z);
2137         }
2138         if(f & 2)
2139         {
2140                 WriteCoord(MSG_ENTITY, self.angles_x);
2141                 WriteCoord(MSG_ENTITY, self.angles_y);
2142                 WriteCoord(MSG_ENTITY, self.angles_z);
2143         }
2144         if(f & 4)
2145         {
2146                 WriteCoord(MSG_ENTITY, self.avelocity_x);
2147                 WriteCoord(MSG_ENTITY, self.avelocity_y);
2148                 WriteCoord(MSG_ENTITY, self.avelocity_z);
2149         }
2150         WriteShort(MSG_ENTITY, self.scale * 256.0);
2151         WriteShort(MSG_ENTITY, self.scale2 * 256.0);
2152         WriteByte(MSG_ENTITY, self.teleport_time * 100.0);
2153         WriteByte(MSG_ENTITY, self.fade_time * 100.0);
2154         WriteByte(MSG_ENTITY, self.alpha * 255.0);
2155
2156         return TRUE;
2157 }
2158
2159 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)
2160 {
2161         entity e;
2162         float sz;
2163         e = spawn();
2164         e.classname = "modeleffect";
2165         setmodel(e, m);
2166         e.frame = f;
2167         setorigin(e, o);
2168         e.velocity = v;
2169         e.angles = ang;
2170         e.avelocity = angv;
2171         e.alpha = a;
2172         e.teleport_time = t1;
2173         e.fade_time = t2;
2174         e.skin = s;
2175         if(s0 >= 0)
2176                 e.scale = s0 / max6(-e.mins_x, -e.mins_y, -e.mins_z, e.maxs_x, e.maxs_y, e.maxs_z);
2177         else
2178                 e.scale = -s0;
2179         if(s2 >= 0)
2180                 e.scale2 = s2 / max6(-e.mins_x, -e.mins_y, -e.mins_z, e.maxs_x, e.maxs_y, e.maxs_z);
2181         else
2182                 e.scale2 = -s2;
2183         sz = max(e.scale, e.scale2);
2184         setsize(e, e.mins * sz, e.maxs * sz);
2185         Net_LinkEntity(e, FALSE, 0.1, modeleffect_SendEntity);
2186 }
2187
2188 void shockwave_spawn(string m, vector org, float sz, float t1, float t2)
2189 {
2190         return modeleffect_spawn(m, 0, 0, org, '0 0 0', '0 0 0', '0 0 0', 0, sz, 1, t1, t2);
2191 }
2192
2193 float randombit(float bits)
2194 {
2195         if(!(bits & (bits-1))) // this ONLY holds for powers of two!
2196                 return bits;
2197
2198         float n, f, b, r;
2199
2200         r = random();
2201         b = 0;
2202         n = 0;
2203
2204         for(f = 1; f <= bits; f *= 2)
2205         {
2206                 if(bits & f)
2207                 {
2208                         ++n;
2209                         r *= n;
2210                         if(r <= 1)
2211                                 b = f;
2212                         else
2213                                 r = (r - 1) / (n - 1);
2214                 }
2215         }
2216
2217         return b;
2218 }
2219
2220 float randombits(float bits, float k, float error_return)
2221 {
2222         float r;
2223         r = 0;
2224         while(k > 0 && bits != r)
2225         {
2226                 r += randombit(bits - r);
2227                 --k;
2228         }
2229         if(error_return)
2230                 if(k > 0)
2231                         return -1; // all
2232         return r;
2233 }
2234
2235 void randombit_test(float bits, float iter)
2236 {
2237         while(iter > 0)
2238         {
2239                 print(ftos(randombit(bits)), "\n");
2240                 --iter;
2241         }
2242 }
2243
2244 float ExponentialFalloff(float mindist, float maxdist, float halflifedist, float d)
2245 {
2246         if(halflifedist > 0)
2247                 return pow(0.5, (bound(mindist, d, maxdist) - mindist) / halflifedist);
2248         else if(halflifedist < 0)
2249                 return pow(0.5, (bound(mindist, d, maxdist) - maxdist) / halflifedist);
2250         else
2251                 return 1;
2252 }
2253
2254
2255
2256
2257 #ifdef RELEASE
2258 #define cvar_string_normal builtin_cvar_string
2259 #define cvar_normal builtin_cvar
2260 #else
2261 string cvar_string_normal(string n)
2262 {
2263         if (!(cvar_type(n) & 1))
2264                 backtrace(strcat("Attempt to access undefined cvar: ", n));
2265         return builtin_cvar_string(n);
2266 }
2267
2268 float cvar_normal(string n)
2269 {
2270         return stof(cvar_string_normal(n));
2271 }
2272 #endif
2273 #define cvar_set_normal builtin_cvar_set
2274
2275 void defer_think()
2276 {
2277     entity oself;
2278
2279     oself           = self;
2280     self            = self.owner;
2281     oself.think     = SUB_Remove;
2282     oself.nextthink = time;
2283
2284     oself.use();
2285 }
2286
2287 /*
2288     Execute func() after time + fdelay.
2289     self when func is executed = self when defer is called
2290 */
2291 void defer(float fdelay, void() func)
2292 {
2293     entity e;
2294
2295     e           = spawn();
2296     e.owner     = self;
2297     e.use       = func;
2298     e.think     = defer_think;
2299     e.nextthink = time + fdelay;
2300 }
2301
2302 .string aiment_classname;
2303 .float aiment_deadflag;
2304 void SetMovetypeFollow(entity ent, entity e)
2305 {
2306         // FIXME this may not be warpzone aware
2307         ent.movetype = MOVETYPE_FOLLOW; // make the hole follow
2308         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.
2309         ent.aiment = e; // make the hole follow bmodel
2310         ent.punchangle = e.angles; // the original angles of bmodel
2311         ent.view_ofs = ent.origin - e.origin; // relative origin
2312         ent.v_angle = ent.angles - e.angles; // relative angles
2313         ent.aiment_classname = strzone(e.classname);
2314         ent.aiment_deadflag = e.deadflag;
2315 }
2316 void UnsetMovetypeFollow(entity ent)
2317 {
2318         ent.movetype = MOVETYPE_FLY;
2319         PROJECTILE_MAKETRIGGER(ent);
2320         ent.aiment = world;
2321 }
2322 float LostMovetypeFollow(entity ent)
2323 {
2324 /*
2325         if(ent.movetype != MOVETYPE_FOLLOW)
2326                 if(ent.aiment)
2327                         error("???");
2328 */
2329         if(ent.aiment)
2330         {
2331                 if(ent.aiment.classname != ent.aiment_classname)
2332                         return 1;
2333                 if(ent.aiment.deadflag != ent.aiment_deadflag)
2334                         return 1;
2335         }
2336         return 0;
2337 }
2338
2339 float isPushable(entity e)
2340 {
2341         if(e.iscreature)
2342                 return TRUE;
2343         if(e.pushable)
2344                 return TRUE;
2345         switch(e.classname)
2346         {
2347                 case "body":
2348                 case "droppedweapon":
2349                 case "keepawayball":
2350                 case "nexball_basketball":
2351                 case "nexball_football":
2352                         return TRUE;
2353                 case "bullet": // antilagged bullets can't hit this either
2354                         return FALSE;
2355         }
2356         if (e.projectiledeathtype)
2357                 return TRUE;
2358         return FALSE;
2359 }