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