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Merge branch 'Mario/mutators2'
[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 mutators_add(); // mutators.qc
908 void readlevelcvars(void)
909 {
910         // load mutators
911         mutators_add();
912
913         if(cvar("sv_allow_fullbright"))
914                 serverflags |= SERVERFLAG_ALLOW_FULLBRIGHT;
915
916     g_bugrigs = cvar("g_bugrigs");
917     g_bugrigs_planar_movement = cvar("g_bugrigs_planar_movement");
918     g_bugrigs_planar_movement_car_jumping = cvar("g_bugrigs_planar_movement_car_jumping");
919     g_bugrigs_reverse_spinning = cvar("g_bugrigs_reverse_spinning");
920     g_bugrigs_reverse_speeding = cvar("g_bugrigs_reverse_speeding");
921     g_bugrigs_reverse_stopping = cvar("g_bugrigs_reverse_stopping");
922     g_bugrigs_air_steering = cvar("g_bugrigs_air_steering");
923     g_bugrigs_angle_smoothing = cvar("g_bugrigs_angle_smoothing");
924     g_bugrigs_friction_floor = cvar("g_bugrigs_friction_floor");
925     g_bugrigs_friction_brake = cvar("g_bugrigs_friction_brake");
926     g_bugrigs_friction_air = cvar("g_bugrigs_friction_air");
927     g_bugrigs_accel = cvar("g_bugrigs_accel");
928     g_bugrigs_speed_ref = cvar("g_bugrigs_speed_ref");
929     g_bugrigs_speed_pow = cvar("g_bugrigs_speed_pow");
930     g_bugrigs_steer = cvar("g_bugrigs_steer");
931
932         g_minstagib = cvar("g_minstagib");
933
934         sv_clones = cvar("sv_clones");
935         sv_foginterval = cvar("sv_foginterval");
936         g_cloaked = cvar("g_cloaked");
937     if(g_cts)
938         g_cloaked = 1; // always enable cloak in CTS
939         g_footsteps = cvar("g_footsteps");
940         g_grappling_hook = cvar("g_grappling_hook");
941         g_jetpack = cvar("g_jetpack");
942         sv_maxidle = cvar("sv_maxidle");
943         sv_maxidle_spectatorsareidle = cvar("sv_maxidle_spectatorsareidle");
944         sv_autotaunt = cvar("sv_autotaunt");
945         sv_taunt = cvar("sv_taunt");
946
947         warmup_stage = cvar("g_warmup");
948         g_warmup_limit = cvar("g_warmup_limit");
949         g_warmup_allguns = cvar("g_warmup_allguns");
950         g_warmup_allow_timeout = cvar("g_warmup_allow_timeout");
951
952         if ((g_race && g_race_qualifying == 2) || g_assault || cvar("g_campaign"))
953                 warmup_stage = 0; // these modes cannot work together, sorry
954
955         g_pickup_respawntime_weapon = cvar("g_pickup_respawntime_weapon");
956         g_pickup_respawntime_superweapon = cvar("g_pickup_respawntime_superweapon");
957         g_pickup_respawntime_ammo = cvar("g_pickup_respawntime_ammo");
958         g_pickup_respawntime_short = cvar("g_pickup_respawntime_short");
959         g_pickup_respawntime_medium = cvar("g_pickup_respawntime_medium");
960         g_pickup_respawntime_long = cvar("g_pickup_respawntime_long");
961         g_pickup_respawntime_powerup = cvar("g_pickup_respawntime_powerup");
962         g_pickup_respawntimejitter_weapon = cvar("g_pickup_respawntimejitter_weapon");
963         g_pickup_respawntimejitter_superweapon = cvar("g_pickup_respawntimejitter_superweapon");
964         g_pickup_respawntimejitter_ammo = cvar("g_pickup_respawntimejitter_ammo");
965         g_pickup_respawntimejitter_short = cvar("g_pickup_respawntimejitter_short");
966         g_pickup_respawntimejitter_medium = cvar("g_pickup_respawntimejitter_medium");
967         g_pickup_respawntimejitter_long = cvar("g_pickup_respawntimejitter_long");
968         g_pickup_respawntimejitter_powerup = cvar("g_pickup_respawntimejitter_powerup");
969
970         g_weaponspeedfactor = cvar("g_weaponspeedfactor");
971         g_weaponratefactor = cvar("g_weaponratefactor");
972         g_weapondamagefactor = cvar("g_weapondamagefactor");
973         g_weaponforcefactor = cvar("g_weaponforcefactor");
974         g_weaponspreadfactor = cvar("g_weaponspreadfactor");
975
976         g_pickup_shells = cvar("g_pickup_shells");
977         g_pickup_shells_max = cvar("g_pickup_shells_max");
978         g_pickup_nails = cvar("g_pickup_nails");
979         g_pickup_nails_max = cvar("g_pickup_nails_max");
980         g_pickup_rockets = cvar("g_pickup_rockets");
981         g_pickup_rockets_max = cvar("g_pickup_rockets_max");
982         g_pickup_cells = cvar("g_pickup_cells");
983         g_pickup_cells_max = cvar("g_pickup_cells_max");
984         g_pickup_fuel = cvar("g_pickup_fuel");
985         g_pickup_fuel_jetpack = cvar("g_pickup_fuel_jetpack");
986         g_pickup_fuel_max = cvar("g_pickup_fuel_max");
987         g_pickup_armorsmall = cvar("g_pickup_armorsmall");
988         g_pickup_armorsmall_max = cvar("g_pickup_armorsmall_max");
989         g_pickup_armorsmall_anyway = cvar("g_pickup_armorsmall_anyway");
990         g_pickup_armormedium = cvar("g_pickup_armormedium");
991         g_pickup_armormedium_max = cvar("g_pickup_armormedium_max");
992         g_pickup_armormedium_anyway = cvar("g_pickup_armormedium_anyway");
993         g_pickup_armorbig = cvar("g_pickup_armorbig");
994         g_pickup_armorbig_max = cvar("g_pickup_armorbig_max");
995         g_pickup_armorbig_anyway = cvar("g_pickup_armorbig_anyway");
996         g_pickup_armorlarge = cvar("g_pickup_armorlarge");
997         g_pickup_armorlarge_max = cvar("g_pickup_armorlarge_max");
998         g_pickup_armorlarge_anyway = cvar("g_pickup_armorlarge_anyway");
999         g_pickup_healthsmall = cvar("g_pickup_healthsmall");
1000         g_pickup_healthsmall_max = cvar("g_pickup_healthsmall_max");
1001         g_pickup_healthsmall_anyway = cvar("g_pickup_healthsmall_anyway");
1002         g_pickup_healthmedium = cvar("g_pickup_healthmedium");
1003         g_pickup_healthmedium_max = cvar("g_pickup_healthmedium_max");
1004         g_pickup_healthmedium_anyway = cvar("g_pickup_healthmedium_anyway");
1005         g_pickup_healthlarge = cvar("g_pickup_healthlarge");
1006         g_pickup_healthlarge_max = cvar("g_pickup_healthlarge_max");
1007         g_pickup_healthlarge_anyway = cvar("g_pickup_healthlarge_anyway");
1008         g_pickup_healthmega = cvar("g_pickup_healthmega");
1009         g_pickup_healthmega_max = cvar("g_pickup_healthmega_max");
1010         g_pickup_healthmega_anyway = cvar("g_pickup_healthmega_anyway");
1011
1012         g_pickup_ammo_anyway = cvar("g_pickup_ammo_anyway");
1013         g_pickup_weapons_anyway = cvar("g_pickup_weapons_anyway");
1014
1015     g_weapon_stay = cvar(strcat("g_", GetGametype(), "_weapon_stay"));
1016     if(!g_weapon_stay)
1017         g_weapon_stay = cvar("g_weapon_stay");
1018
1019         if (!warmup_stage)
1020                 game_starttime = time + cvar("g_start_delay");
1021
1022         readplayerstartcvars();
1023 }
1024
1025 //#NO AUTOCVARS END
1026
1027 // Sound functions
1028 string precache_sound (string s) = #19;
1029 float precache_sound_index (string s) = #19;
1030
1031 #define SND_VOLUME      1
1032 #define SND_ATTENUATION 2
1033 #define SND_LARGEENTITY 8
1034 #define SND_LARGESOUND  16
1035
1036 float sound_allowed(float dest, entity e)
1037 {
1038     // sounds from world may always pass
1039     for (;;)
1040     {
1041         if (e.classname == "body")
1042             e = e.enemy;
1043         else if (e.realowner && e.realowner != e)
1044             e = e.realowner;
1045         else if (e.owner && e.owner != e)
1046             e = e.owner;
1047         else
1048             break;
1049     }
1050     // sounds to self may always pass
1051     if (dest == MSG_ONE)
1052         if (e == msg_entity)
1053             return TRUE;
1054     // sounds by players can be removed
1055     if (autocvar_bot_sound_monopoly)
1056         if (IS_REAL_CLIENT(e))
1057             return FALSE;
1058     // anything else may pass
1059     return TRUE;
1060 }
1061
1062 #undef sound
1063 void sound(entity e, float chan, string samp, float vol, float atten)
1064 {
1065     if (!sound_allowed(MSG_BROADCAST, e))
1066         return;
1067     sound7(e, chan, samp, vol, atten, 0, 0);
1068 }
1069
1070 void soundtoat(float dest, entity e, vector o, float chan, string samp, float vol, float atten)
1071 {
1072     float entno, idx;
1073
1074     if (!sound_allowed(dest, e))
1075         return;
1076
1077     entno = num_for_edict(e);
1078     idx = precache_sound_index(samp);
1079
1080     float sflags;
1081     sflags = 0;
1082
1083     atten = floor(atten * 64);
1084     vol = floor(vol * 255);
1085
1086     if (vol != 255)
1087         sflags |= SND_VOLUME;
1088     if (atten != 64)
1089         sflags |= SND_ATTENUATION;
1090     if (entno >= 8192 || chan < 0 || chan > 7)
1091         sflags |= SND_LARGEENTITY;
1092     if (idx >= 256)
1093         sflags |= SND_LARGESOUND;
1094
1095     WriteByte(dest, SVC_SOUND);
1096     WriteByte(dest, sflags);
1097     if (sflags & SND_VOLUME)
1098         WriteByte(dest, vol);
1099     if (sflags & SND_ATTENUATION)
1100         WriteByte(dest, atten);
1101     if (sflags & SND_LARGEENTITY)
1102     {
1103         WriteShort(dest, entno);
1104         WriteByte(dest, chan);
1105     }
1106     else
1107     {
1108         WriteShort(dest, entno * 8 + chan);
1109     }
1110     if (sflags & SND_LARGESOUND)
1111         WriteShort(dest, idx);
1112     else
1113         WriteByte(dest, idx);
1114
1115     WriteCoord(dest, o_x);
1116     WriteCoord(dest, o_y);
1117     WriteCoord(dest, o_z);
1118 }
1119 void soundto(float dest, entity e, float chan, string samp, float vol, float atten)
1120 {
1121     vector o;
1122
1123     if (!sound_allowed(dest, e))
1124         return;
1125
1126     o = e.origin + 0.5 * (e.mins + e.maxs);
1127     soundtoat(dest, e, o, chan, samp, vol, atten);
1128 }
1129 void soundat(entity e, vector o, float chan, string samp, float vol, float atten)
1130 {
1131     soundtoat(((chan & 8) ? MSG_ALL : MSG_BROADCAST), e, o, chan, samp, vol, atten);
1132 }
1133 void stopsoundto(float dest, entity e, float chan)
1134 {
1135     float entno;
1136
1137     if (!sound_allowed(dest, e))
1138         return;
1139
1140     entno = num_for_edict(e);
1141
1142     if (entno >= 8192 || chan < 0 || chan > 7)
1143     {
1144         float idx, sflags;
1145         idx = precache_sound_index("misc/null.wav");
1146         sflags = SND_LARGEENTITY;
1147         if (idx >= 256)
1148             sflags |= SND_LARGESOUND;
1149         WriteByte(dest, SVC_SOUND);
1150         WriteByte(dest, sflags);
1151         WriteShort(dest, entno);
1152         WriteByte(dest, chan);
1153         if (sflags & SND_LARGESOUND)
1154             WriteShort(dest, idx);
1155         else
1156             WriteByte(dest, idx);
1157         WriteCoord(dest, e.origin_x);
1158         WriteCoord(dest, e.origin_y);
1159         WriteCoord(dest, e.origin_z);
1160     }
1161     else
1162     {
1163         WriteByte(dest, SVC_STOPSOUND);
1164         WriteShort(dest, entno * 8 + chan);
1165     }
1166 }
1167 void stopsound(entity e, float chan)
1168 {
1169     if (!sound_allowed(MSG_BROADCAST, e))
1170         return;
1171
1172     stopsoundto(MSG_BROADCAST, e, chan); // unreliable, gets there fast
1173     stopsoundto(MSG_ALL, e, chan); // in case of packet loss
1174 }
1175
1176 void play2(entity e, string filename)
1177 {
1178     //stuffcmd(e, strcat("play2 ", filename, "\n"));
1179     msg_entity = e;
1180     soundtoat(MSG_ONE, world, '0 0 0', CH_INFO, filename, VOL_BASE, ATTEN_NONE);
1181 }
1182
1183 // use this one if you might be causing spam (e.g. from touch functions that might get called more than once per frame)
1184 .float spamtime;
1185 float spamsound(entity e, float chan, string samp, float vol, float atten)
1186 {
1187     if (!sound_allowed(MSG_BROADCAST, e))
1188         return FALSE;
1189
1190     if (time > e.spamtime)
1191     {
1192         e.spamtime = time;
1193         sound(e, chan, samp, vol, atten);
1194         return TRUE;
1195     }
1196     return FALSE;
1197 }
1198
1199 void play2team(float t, string filename)
1200 {
1201     entity head;
1202
1203     if (autocvar_bot_sound_monopoly)
1204         return;
1205
1206     FOR_EACH_REALPLAYER(head)
1207     {
1208         if (head.team == t)
1209             play2(head, filename);
1210     }
1211 }
1212
1213 void play2all(string samp)
1214 {
1215     if (autocvar_bot_sound_monopoly)
1216         return;
1217
1218     sound(world, CH_INFO, samp, VOL_BASE, ATTEN_NONE);
1219 }
1220
1221 void PrecachePlayerSounds(string f);
1222 void precache_playermodel(string m)
1223 {
1224         float globhandle, i, n;
1225         string f;
1226
1227         if(substring(m, -9,5) == "_lod1")
1228                 return;
1229         if(substring(m, -9,5) == "_lod2")
1230                 return;
1231         precache_model(m);
1232         f = strcat(substring(m, 0, -5), "_lod1", substring(m, -4, -1));
1233         if(fexists(f))
1234                 precache_model(f);
1235         f = strcat(substring(m, 0, -5), "_lod2", substring(m, -4, -1));
1236         if(fexists(f))
1237                 precache_model(f);
1238
1239         globhandle = search_begin(strcat(m, "_*.sounds"), TRUE, FALSE);
1240         if (globhandle < 0)
1241                 return;
1242         n = search_getsize(globhandle);
1243         for (i = 0; i < n; ++i)
1244         {
1245                 //print(search_getfilename(globhandle, i), "\n");
1246                 f = search_getfilename(globhandle, i);
1247                 PrecachePlayerSounds(f);
1248         }
1249         search_end(globhandle);
1250 }
1251 void precache_all_playermodels(string pattern)
1252 {
1253         float globhandle, i, n;
1254         string f;
1255
1256         globhandle = search_begin(pattern, TRUE, FALSE);
1257         if (globhandle < 0)
1258                 return;
1259         n = search_getsize(globhandle);
1260         for (i = 0; i < n; ++i)
1261         {
1262                 //print(search_getfilename(globhandle, i), "\n");
1263                 f = search_getfilename(globhandle, i);
1264                 precache_playermodel(f);
1265         }
1266         search_end(globhandle);
1267 }
1268
1269 void precache()
1270 {
1271     // gamemode related things
1272     precache_model ("models/misc/chatbubble.spr");
1273
1274 #ifdef TTURRETS_ENABLED
1275     if (autocvar_g_turrets)
1276         turrets_precash();
1277 #endif
1278
1279     // Precache all player models if desired
1280     if (autocvar_sv_precacheplayermodels)
1281     {
1282         PrecachePlayerSounds("sound/player/default.sounds");
1283         precache_all_playermodels("models/player/*.zym");
1284         precache_all_playermodels("models/player/*.dpm");
1285         precache_all_playermodels("models/player/*.md3");
1286         precache_all_playermodels("models/player/*.psk");
1287         precache_all_playermodels("models/player/*.iqm");
1288     }
1289
1290     if (autocvar_sv_defaultcharacter)
1291     {
1292         string s;
1293         s = autocvar_sv_defaultplayermodel_red;
1294         if (s != "")
1295             precache_playermodel(s);
1296         s = autocvar_sv_defaultplayermodel_blue;
1297         if (s != "")
1298             precache_playermodel(s);
1299         s = autocvar_sv_defaultplayermodel_yellow;
1300         if (s != "")
1301             precache_playermodel(s);
1302         s = autocvar_sv_defaultplayermodel_pink;
1303         if (s != "")
1304             precache_playermodel(s);
1305         s = autocvar_sv_defaultplayermodel;
1306         if (s != "")
1307             precache_playermodel(s);
1308     }
1309
1310     if (g_footsteps)
1311     {
1312         PrecacheGlobalSound((globalsound_step = "misc/footstep0 6"));
1313         PrecacheGlobalSound((globalsound_metalstep = "misc/metalfootstep0 6"));
1314     }
1315
1316     // gore and miscellaneous sounds
1317     //precache_sound ("misc/h2ohit.wav");
1318     precache_model ("models/hook.md3");
1319     precache_sound ("misc/armorimpact.wav");
1320     precache_sound ("misc/bodyimpact1.wav");
1321     precache_sound ("misc/bodyimpact2.wav");
1322     precache_sound ("misc/gib.wav");
1323     precache_sound ("misc/gib_splat01.wav");
1324     precache_sound ("misc/gib_splat02.wav");
1325     precache_sound ("misc/gib_splat03.wav");
1326     precache_sound ("misc/gib_splat04.wav");
1327     PrecacheGlobalSound((globalsound_fall = "misc/hitground 4"));
1328     PrecacheGlobalSound((globalsound_metalfall = "misc/metalhitground 4"));
1329     precache_sound ("misc/null.wav");
1330     precache_sound ("misc/spawn.wav");
1331     precache_sound ("misc/talk.wav");
1332     precache_sound ("misc/teleport.wav");
1333     precache_sound ("misc/poweroff.wav");
1334     precache_sound ("player/lava.wav");
1335     precache_sound ("player/slime.wav");
1336
1337     precache_model ("models/sprites/0.spr32");
1338     precache_model ("models/sprites/1.spr32");
1339     precache_model ("models/sprites/2.spr32");
1340     precache_model ("models/sprites/3.spr32");
1341     precache_model ("models/sprites/4.spr32");
1342     precache_model ("models/sprites/5.spr32");
1343     precache_model ("models/sprites/6.spr32");
1344     precache_model ("models/sprites/7.spr32");
1345     precache_model ("models/sprites/8.spr32");
1346     precache_model ("models/sprites/9.spr32");
1347     precache_model ("models/sprites/10.spr32");
1348
1349     // common weapon precaches
1350         precache_sound ("weapons/reload.wav"); // until weapons have individual reload sounds, precache the reload sound here
1351     precache_sound ("weapons/weapon_switch.wav");
1352     precache_sound ("weapons/weaponpickup.wav");
1353     precache_sound ("weapons/unavailable.wav");
1354     precache_sound ("weapons/dryfire.wav");
1355     if (g_grappling_hook)
1356     {
1357         precache_sound ("weapons/hook_fire.wav"); // hook
1358         precache_sound ("weapons/hook_impact.wav"); // hook
1359     }
1360
1361     if(autocvar_sv_precacheweapons)
1362     {
1363         //precache weapon models/sounds
1364         float wep;
1365         wep = WEP_FIRST;
1366         while (wep <= WEP_LAST)
1367         {
1368             weapon_action(wep, WR_PRECACHE);
1369             wep = wep + 1;
1370         }
1371     }
1372
1373     precache_model("models/elaser.mdl");
1374     precache_model("models/laser.mdl");
1375     precache_model("models/ebomb.mdl");
1376
1377 #if 0
1378     // Disabled this code because it simply does not work (e.g. ignores bgmvolume, overlaps with "cd loop" controlled tracks).
1379
1380     if (!self.noise && self.music) // quake 3 uses the music field
1381         self.noise = self.music;
1382
1383     // plays music for the level if there is any
1384     if (self.noise)
1385     {
1386         precache_sound (self.noise);
1387         ambientsound ('0 0 0', self.noise, VOL_BASE, ATTEN_NONE);
1388     }
1389 #endif
1390
1391 #include "precache-for-csqc.inc"
1392 }
1393
1394 // WARNING: this kills the trace globals
1395 #define EXACTTRIGGER_TOUCH if(WarpZoneLib_ExactTrigger_Touch()) return
1396 #define EXACTTRIGGER_INIT  WarpZoneLib_ExactTrigger_Init()
1397
1398 #define INITPRIO_FIRST              0
1399 #define INITPRIO_GAMETYPE           0
1400 #define INITPRIO_GAMETYPE_FALLBACK  1
1401 #define INITPRIO_FINDTARGET        10
1402 #define INITPRIO_DROPTOFLOOR       20
1403 #define INITPRIO_SETLOCATION       90
1404 #define INITPRIO_LINKDOORS         91
1405 #define INITPRIO_LAST              99
1406
1407 .void(void) initialize_entity;
1408 .float initialize_entity_order;
1409 .entity initialize_entity_next;
1410 entity initialize_entity_first;
1411
1412 void make_safe_for_remove(entity e)
1413 {
1414     if (e.initialize_entity)
1415     {
1416         entity ent, prev = world;
1417         for (ent = initialize_entity_first; ent; )
1418         {
1419             if ((ent == e) || ((ent.classname == "initialize_entity") && (ent.enemy == e)))
1420             {
1421                 //print("make_safe_for_remove: getting rid of initializer ", etos(ent), "\n");
1422                 // skip it in linked list
1423                 if (prev)
1424                 {
1425                     prev.initialize_entity_next = ent.initialize_entity_next;
1426                     ent = prev.initialize_entity_next;
1427                 }
1428                 else
1429                 {
1430                     initialize_entity_first = ent.initialize_entity_next;
1431                     ent = initialize_entity_first;
1432                 }
1433             }
1434             else
1435             {
1436                 prev = ent;
1437                 ent = ent.initialize_entity_next;
1438             }
1439         }
1440     }
1441 }
1442
1443 void objerror(string s)
1444 {
1445     make_safe_for_remove(self);
1446     builtin_objerror(s);
1447 }
1448
1449 .float remove_except_protected_forbidden;
1450 void remove_except_protected(entity e)
1451 {
1452         if(e.remove_except_protected_forbidden)
1453                 error("not allowed to remove this at this point");
1454         builtin_remove(e);
1455 }
1456
1457 void remove_unsafely(entity e)
1458 {
1459     if(e.classname == "spike")
1460         error("Removing spikes is forbidden (crylink bug), please report");
1461     builtin_remove(e);
1462 }
1463
1464 void remove_safely(entity e)
1465 {
1466     make_safe_for_remove(e);
1467     builtin_remove(e);
1468 }
1469
1470 void InitializeEntity(entity e, void(void) func, float order)
1471 {
1472     entity prev, cur;
1473
1474     if (!e || e.initialize_entity)
1475     {
1476         // make a proxy initializer entity
1477         entity e_old;
1478         e_old = e;
1479         e = spawn();
1480         e.classname = "initialize_entity";
1481         e.enemy = e_old;
1482     }
1483
1484     e.initialize_entity = func;
1485     e.initialize_entity_order = order;
1486
1487     cur = initialize_entity_first;
1488     prev = world;
1489     for (;;)
1490     {
1491         if (!cur || cur.initialize_entity_order > order)
1492         {
1493             // insert between prev and cur
1494             if (prev)
1495                 prev.initialize_entity_next = e;
1496             else
1497                 initialize_entity_first = e;
1498             e.initialize_entity_next = cur;
1499             return;
1500         }
1501         prev = cur;
1502         cur = cur.initialize_entity_next;
1503     }
1504 }
1505 void InitializeEntitiesRun()
1506 {
1507     entity startoflist;
1508     startoflist = initialize_entity_first;
1509     initialize_entity_first = world;
1510     remove = remove_except_protected;
1511     for (self = startoflist; self; self = self.initialize_entity_next)
1512     {
1513         self.remove_except_protected_forbidden = 1;
1514     }
1515     for (self = startoflist; self; )
1516     {
1517         entity e;
1518         var void(void) func;
1519         e = self.initialize_entity_next;
1520         func = self.initialize_entity;
1521         self.initialize_entity_order = 0;
1522         self.initialize_entity = func_null;
1523         self.initialize_entity_next = world;
1524         self.remove_except_protected_forbidden = 0;
1525         if (self.classname == "initialize_entity")
1526         {
1527             entity e_old;
1528             e_old = self.enemy;
1529             builtin_remove(self);
1530             self = e_old;
1531         }
1532         //dprint("Delayed initialization: ", self.classname, "\n");
1533         if(func)
1534             func();
1535         else
1536         {
1537             eprint(self);
1538             backtrace(strcat("Null function in: ", self.classname, "\n"));
1539         }
1540         self = e;
1541     }
1542     remove = remove_unsafely;
1543 }
1544
1545 .float uncustomizeentityforclient_set;
1546 .void(void) uncustomizeentityforclient;
1547 void UncustomizeEntitiesRun()
1548 {
1549     entity oldself;
1550     oldself = self;
1551     for (self = world; (self = findfloat(self, uncustomizeentityforclient_set, 1)); )
1552         self.uncustomizeentityforclient();
1553     self = oldself;
1554 }
1555 void SetCustomizer(entity e, float(void) customizer, void(void) uncustomizer)
1556 {
1557     e.customizeentityforclient = customizer;
1558     e.uncustomizeentityforclient = uncustomizer;
1559     e.uncustomizeentityforclient_set = !!uncustomizer;
1560 }
1561
1562 .float nottargeted;
1563 #define IFTARGETED if(!self.nottargeted && self.targetname != "")
1564
1565 void() SUB_Remove;
1566 void Net_LinkEntity(entity e, float docull, float dt, float(entity, float) sendfunc)
1567 {
1568     vector mi, ma;
1569
1570     if (e.classname == "")
1571         e.classname = "net_linked";
1572
1573     if (e.model == "" || self.modelindex == 0)
1574     {
1575         mi = e.mins;
1576         ma = e.maxs;
1577         setmodel(e, "null");
1578         setsize(e, mi, ma);
1579     }
1580
1581     e.SendEntity = sendfunc;
1582     e.SendFlags = 0xFFFFFF;
1583
1584     if (!docull)
1585         e.effects |= EF_NODEPTHTEST;
1586
1587     if (dt)
1588     {
1589         e.nextthink = time + dt;
1590         e.think = SUB_Remove;
1591     }
1592 }
1593
1594 void adaptor_think2touch()
1595 {
1596     entity o;
1597     o = other;
1598     other = world;
1599     self.touch();
1600     other = o;
1601 }
1602
1603 void adaptor_think2use()
1604 {
1605     entity o, a;
1606     o = other;
1607     a = activator;
1608     activator = world;
1609     other = world;
1610     self.use();
1611     other = o;
1612     activator = a;
1613 }
1614
1615 void adaptor_think2use_hittype_splash() // for timed projectile detonation
1616 {
1617         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
1618                 self.projectiledeathtype |= HITTYPE_SPLASH;
1619         adaptor_think2use();
1620 }
1621
1622 // deferred dropping
1623 void DropToFloor_Handler()
1624 {
1625     builtin_droptofloor();
1626     self.dropped_origin = self.origin;
1627 }
1628
1629 void droptofloor()
1630 {
1631     InitializeEntity(self, DropToFloor_Handler, INITPRIO_DROPTOFLOOR);
1632 }
1633
1634
1635
1636 float trace_hits_box_a0, trace_hits_box_a1;
1637
1638 float trace_hits_box_1d(float end, float thmi, float thma)
1639 {
1640     if (end == 0)
1641     {
1642         // just check if x is in range
1643         if (0 < thmi)
1644             return FALSE;
1645         if (0 > thma)
1646             return FALSE;
1647     }
1648     else
1649     {
1650         // do the trace with respect to x
1651         // 0 -> end has to stay in thmi -> thma
1652         trace_hits_box_a0 = max(trace_hits_box_a0, min(thmi / end, thma / end));
1653         trace_hits_box_a1 = min(trace_hits_box_a1, max(thmi / end, thma / end));
1654         if (trace_hits_box_a0 > trace_hits_box_a1)
1655             return FALSE;
1656     }
1657     return TRUE;
1658 }
1659
1660 float trace_hits_box(vector start, vector end, vector thmi, vector thma)
1661 {
1662     end -= start;
1663     thmi -= start;
1664     thma -= start;
1665     // now it is a trace from 0 to end
1666
1667     trace_hits_box_a0 = 0;
1668     trace_hits_box_a1 = 1;
1669
1670     if (!trace_hits_box_1d(end_x, thmi_x, thma_x))
1671         return FALSE;
1672     if (!trace_hits_box_1d(end_y, thmi_y, thma_y))
1673         return FALSE;
1674     if (!trace_hits_box_1d(end_z, thmi_z, thma_z))
1675         return FALSE;
1676
1677     return TRUE;
1678 }
1679
1680 float tracebox_hits_box(vector start, vector mi, vector ma, vector end, vector thmi, vector thma)
1681 {
1682     return trace_hits_box(start, end, thmi - ma, thma - mi);
1683 }
1684
1685 float SUB_NoImpactCheck()
1686 {
1687         // zero hitcontents = this is not the real impact, but either the
1688         // mirror-impact of something hitting the projectile instead of the
1689         // projectile hitting the something, or a touchareagrid one. Neither of
1690         // these stop the projectile from moving, so...
1691         if(trace_dphitcontents == 0)
1692         {
1693                 //dprint("A hit happened with zero hit contents... DEBUG THIS, this should never happen for projectiles! Projectile will self-destruct.\n");
1694                 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));
1695                 checkclient();
1696         }
1697     if (trace_dphitq3surfaceflags & Q3SURFACEFLAG_NOIMPACT)
1698         return 1;
1699     if (other == world && self.size != '0 0 0')
1700     {
1701         vector tic;
1702         tic = self.velocity * sys_frametime;
1703         tic = tic + normalize(tic) * vlen(self.maxs - self.mins);
1704         traceline(self.origin - tic, self.origin + tic, MOVE_NORMAL, self);
1705         if (trace_fraction >= 1)
1706         {
1707             dprint("Odd... did not hit...?\n");
1708         }
1709         else if (trace_dphitq3surfaceflags & Q3SURFACEFLAG_NOIMPACT)
1710         {
1711             dprint("Detected and prevented the sky-grapple bug.\n");
1712             return 1;
1713         }
1714     }
1715
1716     return 0;
1717 }
1718
1719 #define SUB_OwnerCheck() (other && (other == self.owner))
1720
1721 void RemoveGrapplingHook(entity pl);
1722 void W_Crylink_Dequeue(entity e);
1723 float WarpZone_Projectile_Touch_ImpactFilter_Callback()
1724 {
1725         if(SUB_OwnerCheck())
1726                 return TRUE;
1727         if(SUB_NoImpactCheck())
1728         {
1729                 if(self.classname == "grapplinghook")
1730                         RemoveGrapplingHook(self.realowner);
1731                 else if(self.classname == "spike")
1732                 {
1733                         W_Crylink_Dequeue(self);
1734                         remove(self);
1735                 }
1736                 else
1737                         remove(self);
1738                 return TRUE;
1739         }
1740         if(trace_ent && trace_ent.solid > SOLID_TRIGGER)
1741                 UpdateCSQCProjectile(self);
1742         return FALSE;
1743 }
1744 #define PROJECTILE_TOUCH if(WarpZone_Projectile_Touch()) return
1745
1746 #define ITEM_TOUCH_NEEDKILL() (((trace_dpstartcontents | trace_dphitcontents) & DPCONTENTS_NODROP) || (trace_dphitq3surfaceflags & Q3SURFACEFLAG_SKY))
1747 #define ITEM_DAMAGE_NEEDKILL(dt) (((dt) == DEATH_HURTTRIGGER) || ((dt) == DEATH_SLIME) || ((dt) == DEATH_LAVA) || ((dt) == DEATH_SWAMP))
1748
1749 void URI_Get_Callback(float id, float status, string data)
1750 {
1751         if(url_URI_Get_Callback(id, status, data))
1752         {
1753                 // handled
1754         }
1755         else if (id == URI_GET_DISCARD)
1756         {
1757                 // discard
1758         }
1759         else if (id >= URI_GET_CURL && id <= URI_GET_CURL_END)
1760         {
1761                 // sv_cmd curl
1762                 Curl_URI_Get_Callback(id, status, data);
1763         }
1764         else if (id >= URI_GET_IPBAN && id <= URI_GET_IPBAN_END)
1765         {
1766                 // online ban list
1767                 OnlineBanList_URI_Get_Callback(id, status, data);
1768         }
1769         else
1770         {
1771                 print("Received HTTP request data for an invalid id ", ftos(id), ".\n");
1772         }
1773 }
1774
1775 string uid2name(string myuid) {
1776         string s;
1777         s = db_get(ServerProgsDB, strcat("/uid2name/", myuid));
1778
1779         // FIXME remove this later after 0.6 release
1780         // convert old style broken records to correct style
1781         if(s == "")
1782         {
1783                 s = db_get(ServerProgsDB, strcat("uid2name", myuid));
1784                 if(s != "")
1785                 {
1786                         db_put(ServerProgsDB, strcat("/uid2name/", myuid), s);
1787                         db_put(ServerProgsDB, strcat("uid2name", myuid), "");
1788                 }
1789         }
1790
1791         if(s == "")
1792                 s = "^1Unregistered Player";
1793         return s;
1794 }
1795
1796 float race_readTime(string map, float pos)
1797 {
1798         string rr;
1799         if(g_cts)
1800                 rr = CTS_RECORD;
1801         else
1802                 rr = RACE_RECORD;
1803
1804         return stof(db_get(ServerProgsDB, strcat(map, rr, "time", ftos(pos))));
1805 }
1806
1807 string race_readUID(string map, float pos)
1808 {
1809         string rr;
1810         if(g_cts)
1811                 rr = CTS_RECORD;
1812         else
1813                 rr = RACE_RECORD;
1814
1815         return db_get(ServerProgsDB, strcat(map, rr, "crypto_idfp", ftos(pos)));
1816 }
1817
1818 float race_readPos(string map, float t) {
1819         float i;
1820         for (i = 1; i <= RANKINGS_CNT; ++i)
1821                 if (race_readTime(map, i) == 0 || race_readTime(map, i) > t)
1822                         return i;
1823
1824         return 0; // pos is zero if unranked
1825 }
1826
1827 void race_writeTime(string map, float t, string myuid)
1828 {
1829         string rr;
1830         if(g_cts)
1831                 rr = CTS_RECORD;
1832         else
1833                 rr = RACE_RECORD;
1834
1835         float newpos;
1836         newpos = race_readPos(map, t);
1837
1838         float i, prevpos = 0;
1839         for(i = 1; i <= RANKINGS_CNT; ++i)
1840         {
1841                 if(race_readUID(map, i) == myuid)
1842                         prevpos = i;
1843         }
1844         if (prevpos) { // player improved his existing record, only have to iterate on ranks between new and old recs
1845                 for (i = prevpos; i > newpos; --i) {
1846                         db_put(ServerProgsDB, strcat(map, rr, "time", ftos(i)), ftos(race_readTime(map, i - 1)));
1847                         db_put(ServerProgsDB, strcat(map, rr, "crypto_idfp", ftos(i)), race_readUID(map, i - 1));
1848                 }
1849         } else { // player has no ranked record yet
1850                 for (i = RANKINGS_CNT; i > newpos; --i) {
1851                         db_put(ServerProgsDB, strcat(map, rr, "time", ftos(i)), ftos(race_readTime(map, i - 1)));
1852                         db_put(ServerProgsDB, strcat(map, rr, "crypto_idfp", ftos(i)), race_readUID(map, i - 1));
1853                 }
1854         }
1855
1856         // store new time itself
1857         db_put(ServerProgsDB, strcat(map, rr, "time", ftos(newpos)), ftos(t));
1858         db_put(ServerProgsDB, strcat(map, rr, "crypto_idfp", ftos(newpos)), myuid);
1859 }
1860
1861 string race_readName(string map, float pos)
1862 {
1863         string rr;
1864         if(g_cts)
1865                 rr = CTS_RECORD;
1866         else
1867                 rr = RACE_RECORD;
1868
1869         return uid2name(db_get(ServerProgsDB, strcat(map, rr, "crypto_idfp", ftos(pos))));
1870 }
1871
1872 float MoveToRandomMapLocation(entity e, float goodcontents, float badcontents, float badsurfaceflags, float attempts, float maxaboveground, float minviewdistance)
1873 {
1874     float m, i;
1875     vector start, org, delta, end, enddown, mstart;
1876     entity sp;
1877
1878     m = e.dphitcontentsmask;
1879     e.dphitcontentsmask = goodcontents | badcontents;
1880
1881     org = world.mins;
1882     delta = world.maxs - world.mins;
1883
1884     start = end = org;
1885
1886     for (i = 0; i < attempts; ++i)
1887     {
1888         start_x = org_x + random() * delta_x;
1889         start_y = org_y + random() * delta_y;
1890         start_z = org_z + random() * delta_z;
1891
1892         // rule 1: start inside world bounds, and outside
1893         // solid, and don't start from somewhere where you can
1894         // fall down to evil
1895         tracebox(start, e.mins, e.maxs, start - '0 0 1' * delta_z, MOVE_NORMAL, e);
1896         if (trace_fraction >= 1)
1897             continue;
1898         if (trace_startsolid)
1899             continue;
1900         if (trace_dphitcontents & badcontents)
1901             continue;
1902         if (trace_dphitq3surfaceflags & badsurfaceflags)
1903             continue;
1904
1905         // rule 2: if we are too high, lower the point
1906         if (trace_fraction * delta_z > maxaboveground)
1907             start = trace_endpos + '0 0 1' * maxaboveground;
1908         enddown = trace_endpos;
1909
1910         // rule 3: make sure we aren't outside the map. This only works
1911         // for somewhat well formed maps. A good rule of thumb is that
1912         // the map should have a convex outside hull.
1913         // these can be traceLINES as we already verified the starting box
1914         mstart = start + 0.5 * (e.mins + e.maxs);
1915         traceline(mstart, mstart + '1 0 0' * delta_x, MOVE_NORMAL, e);
1916         if (trace_fraction >= 1 || trace_dphittexturename == "common/caulk")
1917             continue;
1918         traceline(mstart, mstart - '1 0 0' * delta_x, MOVE_NORMAL, e);
1919         if (trace_fraction >= 1 || trace_dphittexturename == "common/caulk")
1920             continue;
1921         traceline(mstart, mstart + '0 1 0' * delta_y, MOVE_NORMAL, e);
1922         if (trace_fraction >= 1 || trace_dphittexturename == "common/caulk")
1923             continue;
1924         traceline(mstart, mstart - '0 1 0' * delta_y, MOVE_NORMAL, e);
1925         if (trace_fraction >= 1 || trace_dphittexturename == "common/caulk")
1926             continue;
1927         traceline(mstart, mstart + '0 0 1' * delta_z, MOVE_NORMAL, e);
1928         if (trace_fraction >= 1 || trace_dphittexturename == "common/caulk")
1929             continue;
1930
1931         // rule 4: we must "see" some spawnpoint or item
1932         for(sp = world; (sp = find(sp, classname, "info_player_deathmatch")); )
1933                 if(checkpvs(mstart, sp))
1934                         if((traceline(mstart, sp.origin, MOVE_NORMAL, e), trace_fraction) >= 1)
1935                                 break;
1936         if(!sp)
1937         {
1938                 for(sp = world; (sp = findflags(sp, flags, FL_ITEM)); )
1939                         if(checkpvs(mstart, sp))
1940                                 if((traceline(mstart, sp.origin + (sp.mins + sp.maxs) * 0.5, MOVE_NORMAL, e), trace_fraction) >= 1)
1941                                         break;
1942                 if(!sp)
1943                         continue;
1944         }
1945
1946         // find a random vector to "look at"
1947         end_x = org_x + random() * delta_x;
1948         end_y = org_y + random() * delta_y;
1949         end_z = org_z + random() * delta_z;
1950         end = start + normalize(end - start) * vlen(delta);
1951
1952         // rule 4: start TO end must not be too short
1953         tracebox(start, e.mins, e.maxs, end, MOVE_NORMAL, e);
1954         if (trace_startsolid)
1955             continue;
1956         if (trace_fraction < minviewdistance / vlen(delta))
1957             continue;
1958
1959         // rule 5: don't want to look at sky
1960         if (trace_dphitq3surfaceflags & Q3SURFACEFLAG_SKY)
1961             continue;
1962
1963         // rule 6: we must not end up in trigger_hurt
1964         if (tracebox_hits_trigger_hurt(start, e.mins, e.maxs, enddown))
1965             continue;
1966
1967         break;
1968     }
1969
1970     e.dphitcontentsmask = m;
1971
1972     if (i < attempts)
1973     {
1974         setorigin(e, start);
1975         e.angles = vectoangles(end - start);
1976         dprint("Needed ", ftos(i + 1), " attempts\n");
1977         return TRUE;
1978     }
1979     else
1980         return FALSE;
1981 }
1982
1983 void write_recordmarker(entity pl, float tstart, float dt)
1984 {
1985     GameLogEcho(strcat(":recordset:", ftos(pl.playerid), ":", ftos(dt)));
1986
1987     // also write a marker into demo files for demotc-race-record-extractor to find
1988     stuffcmd(pl,
1989              strcat(
1990                  strcat("//", strconv(2, 0, 0, GetGametype()), " RECORD SET ", TIME_ENCODED_TOSTRING(TIME_ENCODE(dt))),
1991                  " ", ftos(tstart), " ", ftos(dt), "\n"));
1992 }
1993
1994 vector shotorg_adjustfromclient(vector vecs, float y_is_right, float allowcenter, float algn)
1995 {
1996         switch(algn)
1997         {
1998                 default:
1999                 case 3: // right
2000                         break;
2001
2002                 case 4: // left
2003                         vecs_y = -vecs_y;
2004                         break;
2005
2006                 case 1:
2007                         if(allowcenter) // 2: allow center handedness
2008                         {
2009                                 // center
2010                                 vecs_y = 0;
2011                                 vecs_z -= 2;
2012                         }
2013                         else
2014                         {
2015                                 // right
2016                         }
2017                         break;
2018
2019                 case 2:
2020                         if(allowcenter) // 2: allow center handedness
2021                         {
2022                                 // center
2023                                 vecs_y = 0;
2024                                 vecs_z -= 2;
2025                         }
2026                         else
2027                         {
2028                                 // left
2029                                 vecs_y = -vecs_y;
2030                         }
2031                         break;
2032         }
2033         return vecs;
2034 }
2035
2036 vector shotorg_adjust_values(vector vecs, float y_is_right, float visual, float algn)
2037 {
2038         string s;
2039         vector v;
2040
2041         if (autocvar_g_shootfromeye)
2042         {
2043                 if (visual)
2044                 {
2045                         if (autocvar_g_shootfromclient) { vecs = shotorg_adjustfromclient(vecs, y_is_right, (autocvar_g_shootfromclient >= 2), algn); }
2046                         else { vecs_y = 0; vecs_z -= 2; }
2047                 }
2048                 else
2049                 {
2050                         vecs_y = 0;
2051                         vecs_z = 0;
2052                 }
2053         }
2054         else if (autocvar_g_shootfromcenter)
2055         {
2056                 vecs_y = 0;
2057                 vecs_z -= 2;
2058         }
2059         else if ((s = autocvar_g_shootfromfixedorigin) != "")
2060         {
2061                 v = stov(s);
2062                 if (y_is_right)
2063                         v_y = -v_y;
2064                 if (v_x != 0)
2065                         vecs_x = v_x;
2066                 vecs_y = v_y;
2067                 vecs_z = v_z;
2068         }
2069         else if (autocvar_g_shootfromclient)
2070         {
2071                 vecs = shotorg_adjustfromclient(vecs, y_is_right, (autocvar_g_shootfromclient >= 2), algn);
2072         }
2073         return vecs;
2074 }
2075
2076 vector shotorg_adjust(vector vecs, float y_is_right, float visual)
2077 {
2078         return shotorg_adjust_values(vecs, y_is_right, visual, self.owner.cvar_cl_gunalign);
2079 }
2080
2081
2082 void attach_sameorigin(entity e, entity to, string tag)
2083 {
2084     vector org, t_forward, t_left, t_up, e_forward, e_up;
2085     float tagscale;
2086
2087     org = e.origin - gettaginfo(to, gettagindex(to, tag));
2088     tagscale = pow(vlen(v_forward), -2); // undo a scale on the tag
2089     t_forward = v_forward * tagscale;
2090     t_left = v_right * -tagscale;
2091     t_up = v_up * tagscale;
2092
2093     e.origin_x = org * t_forward;
2094     e.origin_y = org * t_left;
2095     e.origin_z = org * t_up;
2096
2097     // current forward and up directions
2098     if (substring(e.model, 0, 1) == "*") // bmodels have their own rules
2099                 e.angles = AnglesTransform_FromVAngles(e.angles);
2100         else
2101                 e.angles = AnglesTransform_FromAngles(e.angles);
2102     fixedmakevectors(e.angles);
2103
2104     // untransform forward, up!
2105     e_forward_x = v_forward * t_forward;
2106     e_forward_y = v_forward * t_left;
2107     e_forward_z = v_forward * t_up;
2108     e_up_x = v_up * t_forward;
2109     e_up_y = v_up * t_left;
2110     e_up_z = v_up * t_up;
2111
2112     e.angles = fixedvectoangles2(e_forward, e_up);
2113     if (substring(e.model, 0, 1) == "*") // bmodels have their own rules
2114                 e.angles = AnglesTransform_ToVAngles(e.angles);
2115         else
2116                 e.angles = AnglesTransform_ToAngles(e.angles);
2117
2118     setattachment(e, to, tag);
2119     setorigin(e, e.origin);
2120 }
2121
2122 void detach_sameorigin(entity e)
2123 {
2124     vector org;
2125     org = gettaginfo(e, 0);
2126     e.angles = fixedvectoangles2(v_forward, v_up);
2127     if (substring(e.model, 0, 1) == "*") // bmodels have their own rules
2128                 e.angles = AnglesTransform_ToVAngles(e.angles);
2129         else
2130                 e.angles = AnglesTransform_ToAngles(e.angles);
2131     setorigin(e, org);
2132     setattachment(e, world, "");
2133     setorigin(e, e.origin);
2134 }
2135
2136 void follow_sameorigin(entity e, entity to)
2137 {
2138     e.movetype = MOVETYPE_FOLLOW; // make the hole follow
2139     e.aiment = to; // make the hole follow bmodel
2140     e.punchangle = to.angles; // the original angles of bmodel
2141     e.view_ofs = e.origin - to.origin; // relative origin
2142     e.v_angle = e.angles - to.angles; // relative angles
2143 }
2144
2145 void unfollow_sameorigin(entity e)
2146 {
2147     e.movetype = MOVETYPE_NONE;
2148 }
2149
2150 entity gettaginfo_relative_ent;
2151 vector gettaginfo_relative(entity e, float tag)
2152 {
2153     if (!gettaginfo_relative_ent)
2154     {
2155         gettaginfo_relative_ent = spawn();
2156         gettaginfo_relative_ent.effects = EF_NODRAW;
2157     }
2158     gettaginfo_relative_ent.model = e.model;
2159     gettaginfo_relative_ent.modelindex = e.modelindex;
2160     gettaginfo_relative_ent.frame = e.frame;
2161     return gettaginfo(gettaginfo_relative_ent, tag);
2162 }
2163
2164 .float scale2;
2165
2166 float modeleffect_SendEntity(entity to, float sf)
2167 {
2168         float f;
2169         WriteByte(MSG_ENTITY, ENT_CLIENT_MODELEFFECT);
2170
2171         f = 0;
2172         if(self.velocity != '0 0 0')
2173                 f |= 1;
2174         if(self.angles != '0 0 0')
2175                 f |= 2;
2176         if(self.avelocity != '0 0 0')
2177                 f |= 4;
2178
2179         WriteByte(MSG_ENTITY, f);
2180         WriteShort(MSG_ENTITY, self.modelindex);
2181         WriteByte(MSG_ENTITY, self.skin);
2182         WriteByte(MSG_ENTITY, self.frame);
2183         WriteCoord(MSG_ENTITY, self.origin_x);
2184         WriteCoord(MSG_ENTITY, self.origin_y);
2185         WriteCoord(MSG_ENTITY, self.origin_z);
2186         if(f & 1)
2187         {
2188                 WriteCoord(MSG_ENTITY, self.velocity_x);
2189                 WriteCoord(MSG_ENTITY, self.velocity_y);
2190                 WriteCoord(MSG_ENTITY, self.velocity_z);
2191         }
2192         if(f & 2)
2193         {
2194                 WriteCoord(MSG_ENTITY, self.angles_x);
2195                 WriteCoord(MSG_ENTITY, self.angles_y);
2196                 WriteCoord(MSG_ENTITY, self.angles_z);
2197         }
2198         if(f & 4)
2199         {
2200                 WriteCoord(MSG_ENTITY, self.avelocity_x);
2201                 WriteCoord(MSG_ENTITY, self.avelocity_y);
2202                 WriteCoord(MSG_ENTITY, self.avelocity_z);
2203         }
2204         WriteShort(MSG_ENTITY, self.scale * 256.0);
2205         WriteShort(MSG_ENTITY, self.scale2 * 256.0);
2206         WriteByte(MSG_ENTITY, self.teleport_time * 100.0);
2207         WriteByte(MSG_ENTITY, self.fade_time * 100.0);
2208         WriteByte(MSG_ENTITY, self.alpha * 255.0);
2209
2210         return TRUE;
2211 }
2212
2213 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)
2214 {
2215         entity e;
2216         float sz;
2217         e = spawn();
2218         e.classname = "modeleffect";
2219         setmodel(e, m);
2220         e.frame = f;
2221         setorigin(e, o);
2222         e.velocity = v;
2223         e.angles = ang;
2224         e.avelocity = angv;
2225         e.alpha = a;
2226         e.teleport_time = t1;
2227         e.fade_time = t2;
2228         e.skin = s;
2229         if(s0 >= 0)
2230                 e.scale = s0 / max6(-e.mins_x, -e.mins_y, -e.mins_z, e.maxs_x, e.maxs_y, e.maxs_z);
2231         else
2232                 e.scale = -s0;
2233         if(s2 >= 0)
2234                 e.scale2 = s2 / max6(-e.mins_x, -e.mins_y, -e.mins_z, e.maxs_x, e.maxs_y, e.maxs_z);
2235         else
2236                 e.scale2 = -s2;
2237         sz = max(e.scale, e.scale2);
2238         setsize(e, e.mins * sz, e.maxs * sz);
2239         Net_LinkEntity(e, FALSE, 0.1, modeleffect_SendEntity);
2240 }
2241
2242 void shockwave_spawn(string m, vector org, float sz, float t1, float t2)
2243 {
2244         return modeleffect_spawn(m, 0, 0, org, '0 0 0', '0 0 0', '0 0 0', 0, sz, 1, t1, t2);
2245 }
2246
2247 float randombit(float bits)
2248 {
2249         if(!(bits & (bits-1))) // this ONLY holds for powers of two!
2250                 return bits;
2251
2252         float n, f, b, r;
2253
2254         r = random();
2255         b = 0;
2256         n = 0;
2257
2258         for(f = 1; f <= bits; f *= 2)
2259         {
2260                 if(bits & f)
2261                 {
2262                         ++n;
2263                         r *= n;
2264                         if(r <= 1)
2265                                 b = f;
2266                         else
2267                                 r = (r - 1) / (n - 1);
2268                 }
2269         }
2270
2271         return b;
2272 }
2273
2274 float randombits(float bits, float k, float error_return)
2275 {
2276         float r;
2277         r = 0;
2278         while(k > 0 && bits != r)
2279         {
2280                 r += randombit(bits - r);
2281                 --k;
2282         }
2283         if(error_return)
2284                 if(k > 0)
2285                         return -1; // all
2286         return r;
2287 }
2288
2289 void randombit_test(float bits, float iter)
2290 {
2291         while(iter > 0)
2292         {
2293                 print(ftos(randombit(bits)), "\n");
2294                 --iter;
2295         }
2296 }
2297
2298 float ExponentialFalloff(float mindist, float maxdist, float halflifedist, float d)
2299 {
2300         if(halflifedist > 0)
2301                 return pow(0.5, (bound(mindist, d, maxdist) - mindist) / halflifedist);
2302         else if(halflifedist < 0)
2303                 return pow(0.5, (bound(mindist, d, maxdist) - maxdist) / halflifedist);
2304         else
2305                 return 1;
2306 }
2307
2308
2309
2310
2311 #ifdef RELEASE
2312 #define cvar_string_normal builtin_cvar_string
2313 #define cvar_normal builtin_cvar
2314 #else
2315 string cvar_string_normal(string n)
2316 {
2317         if (!(cvar_type(n) & 1))
2318                 backtrace(strcat("Attempt to access undefined cvar: ", n));
2319         return builtin_cvar_string(n);
2320 }
2321
2322 float cvar_normal(string n)
2323 {
2324         return stof(cvar_string_normal(n));
2325 }
2326 #endif
2327 #define cvar_set_normal builtin_cvar_set
2328
2329 void defer_think()
2330 {
2331     entity oself;
2332
2333     oself           = self;
2334     self            = self.owner;
2335     oself.think     = SUB_Remove;
2336     oself.nextthink = time;
2337
2338     oself.use();
2339 }
2340
2341 /*
2342     Execute func() after time + fdelay.
2343     self when func is executed = self when defer is called
2344 */
2345 void defer(float fdelay, void() func)
2346 {
2347     entity e;
2348
2349     e           = spawn();
2350     e.owner     = self;
2351     e.use       = func;
2352     e.think     = defer_think;
2353     e.nextthink = time + fdelay;
2354 }
2355
2356 .string aiment_classname;
2357 .float aiment_deadflag;
2358 void SetMovetypeFollow(entity ent, entity e)
2359 {
2360         // FIXME this may not be warpzone aware
2361         ent.movetype = MOVETYPE_FOLLOW; // make the hole follow
2362         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.
2363         ent.aiment = e; // make the hole follow bmodel
2364         ent.punchangle = e.angles; // the original angles of bmodel
2365         ent.view_ofs = ent.origin - e.origin; // relative origin
2366         ent.v_angle = ent.angles - e.angles; // relative angles
2367         ent.aiment_classname = strzone(e.classname);
2368         ent.aiment_deadflag = e.deadflag;
2369 }
2370 void UnsetMovetypeFollow(entity ent)
2371 {
2372         ent.movetype = MOVETYPE_FLY;
2373         PROJECTILE_MAKETRIGGER(ent);
2374         ent.aiment = world;
2375 }
2376 float LostMovetypeFollow(entity ent)
2377 {
2378 /*
2379         if(ent.movetype != MOVETYPE_FOLLOW)
2380                 if(ent.aiment)
2381                         error("???");
2382 */
2383         if(ent.aiment)
2384         {
2385                 if(ent.aiment.classname != ent.aiment_classname)
2386                         return 1;
2387                 if(ent.aiment.deadflag != ent.aiment_deadflag)
2388                         return 1;
2389         }
2390         return 0;
2391 }
2392
2393 float isPushable(entity e)
2394 {
2395         if(e.iscreature)
2396                 return TRUE;
2397         if(e.pushable)
2398                 return TRUE;
2399         switch(e.classname)
2400         {
2401                 case "body":
2402                 case "droppedweapon":
2403                 case "keepawayball":
2404                 case "nexball_basketball":
2405                 case "nexball_football":
2406                         return TRUE;
2407                 case "bullet": // antilagged bullets can't hit this either
2408                         return FALSE;
2409         }
2410         if (e.projectiledeathtype)
2411                 return TRUE;
2412         return FALSE;
2413 }