47c0cb2fe4615af49105c651d2bc3192c9452b5f
[xonotic/xonotic-data.pk3dir.git] / qcsrc / server / miscfunctions.qc
1 #include "miscfunctions.qh"
2
3 #include "antilag.qh"
4 #include "command/common.qh"
5 #include "constants.qh"
6 #include "g_hook.qh"
7 #include "ipban.qh"
8 #include <server/mutators/_mod.qh>
9 #include "../common/t_items.qh"
10 #include "resources.qh"
11 #include "items.qh"
12 #include "player.qh"
13 #include "weapons/accuracy.qh"
14 #include "weapons/csqcprojectile.qh"
15 #include "weapons/selection.qh"
16 #include "../common/command/_mod.qh"
17 #include "../common/constants.qh"
18 #include <common/net_linked.qh>
19 #include <common/weapons/weapon/crylink.qh>
20 #include "../common/deathtypes/all.qh"
21 #include "../common/mapinfo.qh"
22 #include "../common/notifications/all.qh"
23 #include "../common/playerstats.qh"
24 #include "../common/teams.qh"
25 #include "../common/mapobjects/subs.qh"
26 #include "../common/util.qh"
27 #include "../common/turrets/sv_turrets.qh"
28 #include <common/weapons/_all.qh>
29 #include "../common/vehicles/sv_vehicles.qh"
30 #include "../common/vehicles/vehicle.qh"
31 #include "../common/items/_mod.qh"
32 #include "../common/state.qh"
33 #include "../common/effects/qc/globalsound.qh"
34 #include "../common/wepent.qh"
35 #include "../lib/csqcmodel/sv_model.qh"
36 #include "../lib/warpzone/anglestransform.qh"
37 #include "../lib/warpzone/server.qh"
38
39 void crosshair_trace(entity pl)
40 {
41         traceline_antilag(pl, CS(pl).cursor_trace_start, CS(pl).cursor_trace_start + normalize(CS(pl).cursor_trace_endpos - CS(pl).cursor_trace_start) * max_shot_distance, MOVE_NORMAL, pl, ANTILAG_LATENCY(pl));
42 }
43
44 void crosshair_trace_plusvisibletriggers(entity pl)
45 {
46         crosshair_trace_plusvisibletriggers__is_wz(pl, false);
47 }
48
49 void WarpZone_crosshair_trace_plusvisibletriggers(entity pl)
50 {
51         crosshair_trace_plusvisibletriggers__is_wz(pl, true);
52 }
53
54 void crosshair_trace_plusvisibletriggers__is_wz(entity pl, bool is_wz)
55 {
56         FOREACH_ENTITY_FLOAT(solid, SOLID_TRIGGER,
57         {
58                 if(it.model != "")
59                 {
60                         it.solid = SOLID_BSP;
61                         IL_PUSH(g_ctrace_changed, it);
62                 }
63         });
64
65         if (is_wz)
66                 WarpZone_crosshair_trace(pl);
67         else
68                 crosshair_trace(pl);
69
70         IL_EACH(g_ctrace_changed, true, { it.solid = SOLID_TRIGGER; });
71
72         IL_CLEAR(g_ctrace_changed);
73 }
74
75 void WarpZone_crosshair_trace(entity pl)
76 {
77         WarpZone_traceline_antilag(pl, CS(pl).cursor_trace_start, CS(pl).cursor_trace_start + normalize(CS(pl).cursor_trace_endpos - CS(pl).cursor_trace_start) * max_shot_distance, MOVE_NORMAL, pl, ANTILAG_LATENCY(pl));
78 }
79
80 void dedicated_print(string input)
81 {
82         if (server_is_dedicated) print(input);
83 }
84
85 void GameLogEcho(string s)
86 {
87     string fn;
88     int matches;
89
90     if (autocvar_sv_eventlog_files)
91     {
92         if (!logfile_open)
93         {
94             logfile_open = true;
95             matches = autocvar_sv_eventlog_files_counter + 1;
96             cvar_set("sv_eventlog_files_counter", itos(matches));
97             fn = ftos(matches);
98             if (strlen(fn) < 8)
99                 fn = strcat(substring("00000000", 0, 8 - strlen(fn)), fn);
100             fn = strcat(autocvar_sv_eventlog_files_nameprefix, fn, autocvar_sv_eventlog_files_namesuffix);
101             logfile = fopen(fn, FILE_APPEND);
102             fputs(logfile, ":logversion:3\n");
103         }
104         if (logfile >= 0)
105         {
106             if (autocvar_sv_eventlog_files_timestamps)
107                 fputs(logfile, strcat(":time:", strftime(true, "%Y-%m-%d %H:%M:%S", "\n", s, "\n")));
108             else
109                 fputs(logfile, strcat(s, "\n"));
110         }
111     }
112     if (autocvar_sv_eventlog_console)
113     {
114         dedicated_print(strcat(s, "\n"));
115     }
116 }
117
118 void GameLogInit()
119 {
120     logfile_open = 0;
121     // will be opened later
122 }
123
124 void GameLogClose()
125 {
126     if (logfile_open && logfile >= 0)
127     {
128         fclose(logfile);
129         logfile = -1;
130     }
131 }
132
133 entity findnearest(vector point, bool checkitems, vector axismod)
134 {
135     vector dist;
136     int num_nearest = 0;
137
138     IL_EACH(((checkitems) ? g_items : g_locations), ((checkitems) ? (it.target == "###item###") : (it.classname == "target_location")),
139     {
140         if ((it.items == IT_KEY1 || it.items == IT_KEY2) && it.target == "###item###")
141             dist = it.oldorigin;
142         else
143             dist = it.origin;
144         dist = dist - point;
145         dist = dist.x * axismod.x * '1 0 0' + dist.y * axismod.y * '0 1 0' + dist.z * axismod.z * '0 0 1';
146         float len = vlen2(dist);
147
148         int l;
149         for (l = 0; l < num_nearest; ++l)
150         {
151             if (len < nearest_length[l])
152                 break;
153         }
154
155         // now i tells us where to insert at
156         //   INSERTION SORT! YOU'VE SEEN IT! RUN!
157         if (l < NUM_NEAREST_ENTITIES)
158         {
159             for (int j = NUM_NEAREST_ENTITIES - 1; j >= l; --j)
160             {
161                 nearest_length[j + 1] = nearest_length[j];
162                 nearest_entity[j + 1] = nearest_entity[j];
163             }
164             nearest_length[l] = len;
165             nearest_entity[l] = it;
166             if (num_nearest < NUM_NEAREST_ENTITIES)
167                 num_nearest = num_nearest + 1;
168         }
169     });
170
171     // now use the first one from our list that we can see
172     for (int j = 0; j < num_nearest; ++j)
173     {
174         traceline(point, nearest_entity[j].origin, true, NULL);
175         if (trace_fraction == 1)
176         {
177             if (j != 0)
178                 LOG_TRACEF("Nearest point (%s) is not visible, using a visible one.", nearest_entity[0].netname);
179             return nearest_entity[j];
180         }
181     }
182
183     if (num_nearest == 0)
184         return NULL;
185
186     LOG_TRACE("Not seeing any location point, using nearest as fallback.");
187     /* DEBUGGING CODE:
188     dprint("Candidates were: ");
189     for(j = 0; j < num_nearest; ++j)
190     {
191         if(j != 0)
192                 dprint(", ");
193         dprint(nearest_entity[j].netname);
194     }
195     dprint("\n");
196     */
197
198     return nearest_entity[0];
199 }
200
201 string NearestLocation(vector p)
202 {
203     string ret = "somewhere";
204     entity loc = findnearest(p, false, '1 1 1');
205     if (loc)
206         ret = loc.message;
207     else
208     {
209         loc = findnearest(p, true, '1 1 4');
210         if (loc)
211             ret = loc.netname;
212     }
213     return ret;
214 }
215
216 string AmmoNameFromWeaponentity(Weapon wep)
217 {
218         string ammoitems = "batteries";
219         switch (wep.ammo_type)
220         {
221                 case RESOURCE_SHELLS:  ammoitems = ITEM_Shells.m_name;      break;
222                 case RESOURCE_BULLETS: ammoitems = ITEM_Bullets.m_name;     break;
223                 case RESOURCE_ROCKETS: ammoitems = ITEM_Rockets.m_name;     break;
224                 case RESOURCE_CELLS:   ammoitems = ITEM_Cells.m_name;       break;
225                 case RESOURCE_PLASMA:  ammoitems = ITEM_Plasma.m_name;      break;
226                 case RESOURCE_FUEL:    ammoitems = ITEM_JetpackFuel.m_name; break;
227         }
228         return ammoitems;
229 }
230
231 string formatmessage(entity this, string msg)
232 {
233         float p, p1, p2;
234         float n;
235         vector cursor = '0 0 0';
236         entity cursor_ent = NULL;
237         string escape;
238         string replacement;
239         p = 0;
240         n = 7;
241         bool traced = false;
242
243         MUTATOR_CALLHOOK(PreFormatMessage, this, msg);
244         msg = M_ARGV(1, string);
245
246         while (1) {
247                 if (n < 1)
248                         break; // too many replacements
249
250                 n = n - 1;
251                 p1 = strstrofs(msg, "%", p); // NOTE: this destroys msg as it's a tempstring!
252                 p2 = strstrofs(msg, "\\", p); // NOTE: this destroys msg as it's a tempstring!
253
254                 if (p1 < 0)
255                         p1 = p2;
256
257                 if (p2 < 0)
258                         p2 = p1;
259
260                 p = min(p1, p2);
261
262                 if (p < 0)
263                         break;
264
265                 if(!traced)
266                 {
267                         WarpZone_crosshair_trace_plusvisibletriggers(this);
268                         cursor = trace_endpos;
269                         cursor_ent = trace_ent;
270                         traced = true;
271                 }
272
273                 replacement = substring(msg, p, 2);
274                 escape = substring(msg, p + 1, 1);
275
276                 .entity weaponentity = weaponentities[0]; // TODO: unhardcode
277
278                 switch(escape)
279                 {
280                         case "%": replacement = "%"; break;
281                         case "\\":replacement = "\\"; break;
282                         case "n": replacement = "\n"; break;
283                         case "a": replacement = ftos(floor(GetResourceAmount(this, RESOURCE_ARMOR))); break;
284                         case "h": replacement = ftos(floor(GetResourceAmount(this, RESOURCE_HEALTH))); break;
285                         case "l": replacement = NearestLocation(this.origin); break;
286                         case "y": replacement = NearestLocation(cursor); break;
287                         case "d": replacement = NearestLocation(this.death_origin); break;
288                         case "w": replacement = ((this.(weaponentity).m_weapon == WEP_Null) ? ((this.(weaponentity).m_switchweapon == WEP_Null) ? Weapons_from(this.(weaponentity).cnt) : this.(weaponentity).m_switchweapon) : this.(weaponentity).m_weapon).m_name; break;
289                         case "W": replacement = AmmoNameFromWeaponentity(this.(weaponentity).m_weapon); break;
290                         case "x": replacement = ((cursor_ent.netname == "" || !cursor_ent) ? "nothing" : cursor_ent.netname); break;
291                         case "s": replacement = ftos(vlen(this.velocity - this.velocity_z * '0 0 1')); break;
292                         case "S": replacement = ftos(vlen(this.velocity)); break;
293                         case "t": replacement = seconds_tostring(ceil(max(0, autocvar_timelimit * 60 + game_starttime - time))); break;
294                         case "T": replacement = seconds_tostring(floor(time - game_starttime)); break;
295                         default:
296                         {
297                                 MUTATOR_CALLHOOK(FormatMessage, this, escape, replacement, msg);
298                                 replacement = M_ARGV(2, string);
299                                 break;
300                         }
301                 }
302
303                 msg = strcat(substring(msg, 0, p), replacement, substring(msg, p+2, strlen(msg) - (p+2)));
304                 p = p + strlen(replacement);
305         }
306         return msg;
307 }
308
309 /*
310 =============
311 GetCvars
312 =============
313 Called with:
314   0:  sends the request
315   >0: receives a cvar from name=argv(f) value=argv(f+1)
316 */
317 void GetCvars_handleString(entity this, entity store, string thisname, float f, .string field, string name)
318 {
319         if (f < 0)
320         {
321                 strfree(store.(field));
322         }
323         else if (f > 0)
324         {
325                 if (thisname == name)
326                 {
327                         strcpy(store.(field), argv(f + 1));
328                 }
329         }
330         else
331                 stuffcmd(this, strcat("cl_cmd sendcvar ", name, "\n"));
332 }
333 void GetCvars_handleString_Fixup(entity this, entity store, string thisname, float f, .string field, string name, string(entity, string) func)
334 {
335         GetCvars_handleString(this, store, thisname, f, field, name);
336         if (f >= 0) // also initialize to the fitting value for "" when sending cvars out
337                 if (thisname == name)
338                 {
339                         string s = func(this, strcat1(store.(field)));
340                         if (s != store.(field))
341                         {
342                                 strcpy(store.(field), s);
343                         }
344                 }
345 }
346 void GetCvars_handleFloat(entity this, entity store, string thisname, float f, .float field, string name)
347 {
348         if (f < 0)
349         {
350         }
351         else if (f > 0)
352         {
353                 if (thisname == name)
354                         store.(field) = stof(argv(f + 1));
355         }
356         else
357                 stuffcmd(this, strcat("cl_cmd sendcvar ", name, "\n"));
358 }
359 void GetCvars_handleFloatOnce(entity this, entity store, string thisname, float f, .float field, string name)
360 {
361         if (f < 0)
362         {
363         }
364         else if (f > 0)
365         {
366                 if (thisname == name)
367                 {
368                         if (!store.(field))
369                         {
370                                 store.(field) = stof(argv(f + 1));
371                                 if (!store.(field))
372                                         store.(field) = -1;
373                         }
374                 }
375         }
376         else
377         {
378                 if (!store.(field))
379                         stuffcmd(this, strcat("cl_cmd sendcvar ", name, "\n"));
380         }
381 }
382 string W_FixWeaponOrder_ForceComplete_AndBuildImpulseList(entity this, string wo)
383 {
384         string o = W_FixWeaponOrder_ForceComplete(wo);
385         strcpy(CS(this).weaponorder_byimpulse, W_FixWeaponOrder_BuildImpulseList(o));
386         return o;
387 }
388
389 REPLICATE(autoswitch, bool, "cl_autoswitch");
390
391 REPLICATE(cvar_cl_allow_uid2name, bool, "cl_allow_uid2name");
392
393 REPLICATE(cvar_cl_autoscreenshot, int, "cl_autoscreenshot");
394
395 REPLICATE(cvar_cl_autotaunt, float, "cl_autotaunt");
396
397 REPLICATE(cvar_cl_clippedspectating, bool, "cl_clippedspectating");
398
399 REPLICATE(cvar_cl_handicap, float, "cl_handicap");
400
401 REPLICATE(cvar_cl_jetpack_jump, bool, "cl_jetpack_jump");
402
403 REPLICATE(cvar_cl_movement_track_canjump, bool, "cl_movement_track_canjump");
404
405 REPLICATE(cvar_cl_newusekeysupported, bool, "cl_newusekeysupported");
406
407 REPLICATE(cvar_cl_noantilag, bool, "cl_noantilag");
408
409 REPLICATE(cvar_cl_physics, string, "cl_physics");
410
411 REPLICATE(cvar_cl_voice_directional, int, "cl_voice_directional");
412
413 REPLICATE(cvar_cl_voice_directional_taunt_attenuation, float, "cl_voice_directional_taunt_attenuation");
414
415 REPLICATE(cvar_cl_weaponimpulsemode, int, "cl_weaponimpulsemode");
416
417 REPLICATE(cvar_g_xonoticversion, string, "g_xonoticversion");
418
419 REPLICATE(cvar_cl_cts_noautoswitch, bool, "cl_cts_noautoswitch");
420
421 /**
422  * @param f -1: cleanup, 0: request, 1: receive
423  */
424 void GetCvars(entity this, entity store, int f)
425 {
426         string s = string_null;
427
428         if (f > 0)
429                 s = strcat1(argv(f));
430
431         get_cvars_f = f;
432         get_cvars_s = s;
433         MUTATOR_CALLHOOK(GetCvars);
434
435         Notification_GetCvars(this);
436
437         ReplicateVars(this, store, s, f);
438
439         GetCvars_handleString_Fixup(this, store, s, f, cvar_cl_weaponpriority, "cl_weaponpriority", W_FixWeaponOrder_ForceComplete_AndBuildImpulseList);
440         GetCvars_handleString_Fixup(this, store, s, f, cvar_cl_weaponpriorities[0], "cl_weaponpriority0", W_FixWeaponOrder_AllowIncomplete);
441         GetCvars_handleString_Fixup(this, store, s, f, cvar_cl_weaponpriorities[1], "cl_weaponpriority1", W_FixWeaponOrder_AllowIncomplete);
442         GetCvars_handleString_Fixup(this, store, s, f, cvar_cl_weaponpriorities[2], "cl_weaponpriority2", W_FixWeaponOrder_AllowIncomplete);
443         GetCvars_handleString_Fixup(this, store, s, f, cvar_cl_weaponpriorities[3], "cl_weaponpriority3", W_FixWeaponOrder_AllowIncomplete);
444         GetCvars_handleString_Fixup(this, store, s, f, cvar_cl_weaponpriorities[4], "cl_weaponpriority4", W_FixWeaponOrder_AllowIncomplete);
445         GetCvars_handleString_Fixup(this, store, s, f, cvar_cl_weaponpriorities[5], "cl_weaponpriority5", W_FixWeaponOrder_AllowIncomplete);
446         GetCvars_handleString_Fixup(this, store, s, f, cvar_cl_weaponpriorities[6], "cl_weaponpriority6", W_FixWeaponOrder_AllowIncomplete);
447         GetCvars_handleString_Fixup(this, store, s, f, cvar_cl_weaponpriorities[7], "cl_weaponpriority7", W_FixWeaponOrder_AllowIncomplete);
448         GetCvars_handleString_Fixup(this, store, s, f, cvar_cl_weaponpriorities[8], "cl_weaponpriority8", W_FixWeaponOrder_AllowIncomplete);
449         GetCvars_handleString_Fixup(this, store, s, f, cvar_cl_weaponpriorities[9], "cl_weaponpriority9", W_FixWeaponOrder_AllowIncomplete);
450
451         GetCvars_handleFloat(this, store, s, f, cvar_cl_allow_uidtracking, "cl_allow_uidtracking");
452
453         // fixup of switchweapon (needed for LMS or when spectating is disabled, as PutClientInServer comes too early)
454         if (f > 0)
455         {
456                 if (s == "cl_weaponpriority")
457                 {
458                         for(int slot = 0; slot < MAX_WEAPONSLOTS; ++slot)
459                         {
460                                 .entity weaponentity = weaponentities[slot];
461                                 if (this.(weaponentity) && (this.(weaponentity).m_weapon != WEP_Null || slot == 0))
462                                         this.(weaponentity).m_switchweapon = w_getbestweapon(this, weaponentity);
463                         }
464                 }
465                 if (s == "cl_allow_uidtracking")
466                         PlayerStats_GameReport_AddPlayer(this);
467         }
468 }
469
470 // decolorizes and team colors the player name when needed
471 string playername(entity p, bool team_colorize)
472 {
473     string t;
474     if (team_colorize && teamplay && !intermission_running && IS_PLAYER(p))
475     {
476         t = Team_ColorCode(p.team);
477         return strcat(t, strdecolorize(p.netname));
478     }
479     else
480         return p.netname;
481 }
482
483 float want_weapon(entity weaponinfo, float allguns) // WEAPONTODO: what still needs done?
484 {
485         int i = weaponinfo.m_id;
486         int d = 0;
487         bool allow_mutatorblocked = false;
488
489         if(!i)
490                 return 0;
491
492         bool mutator_returnvalue = MUTATOR_CALLHOOK(WantWeapon, weaponinfo, d, allguns, allow_mutatorblocked);
493         d = M_ARGV(1, float);
494         allguns = M_ARGV(2, bool);
495         allow_mutatorblocked = M_ARGV(3, bool);
496
497         if(allguns)
498         {
499                 if(weaponinfo.spawnflags & WEP_FLAG_NORMAL)
500                         d = true;
501                 else
502                         d = false;
503         }
504         else if(!mutator_returnvalue)
505                 d = !(!weaponinfo.weaponstart);
506
507         if(!allow_mutatorblocked && (weaponinfo.spawnflags & WEP_FLAG_MUTATORBLOCKED)) // never default mutator blocked guns
508                 d = 0;
509
510         float t = weaponinfo.weaponstartoverride;
511
512         //print(strcat("want_weapon: ", weaponinfo.netname, " - d: ", ftos(d), ", t: ", ftos(t), ". \n"));
513
514         // bit order in t:
515         // 1: want or not
516         // 2: is default?
517         // 4: is set by default?
518         if(t < 0)
519                 t = 4 | (3 * d);
520         else
521                 t |= (2 * d);
522
523         return t;
524 }
525
526 void readplayerstartcvars()
527 {
528         float i, t;
529         string s;
530
531         // initialize starting values for players
532         start_weapons = '0 0 0';
533         start_weapons_default = '0 0 0';
534         start_weapons_defaultmask = '0 0 0';
535         start_items = 0;
536         start_ammo_shells = 0;
537         start_ammo_nails = 0;
538         start_ammo_rockets = 0;
539         start_ammo_cells = 0;
540         start_ammo_plasma = 0;
541         if (random_start_ammo == NULL)
542         {
543                 random_start_ammo = spawn();
544         }
545         start_health = cvar("g_balance_health_start");
546         start_armorvalue = cvar("g_balance_armor_start");
547
548         g_weaponarena = 0;
549         g_weaponarena_weapons = '0 0 0';
550
551         s = cvar_string("g_weaponarena");
552
553         MUTATOR_CALLHOOK(SetWeaponArena, s);
554         s = M_ARGV(0, string);
555
556         if (s == "0" || s == "")
557         {
558                 // no arena
559         }
560         else if (s == "off")
561         {
562                 // forcibly turn off weaponarena
563         }
564         else if (s == "all" || s == "1")
565         {
566                 g_weaponarena = 1;
567                 g_weaponarena_list = "All Weapons";
568                 FOREACH(Weapons, it != WEP_Null, {
569                         if(!(it.spawnflags & WEP_FLAG_MUTATORBLOCKED))
570                                 g_weaponarena_weapons |= (it.m_wepset);
571                 });
572         }
573         else if (s == "devall")
574         {
575                 g_weaponarena = 1;
576                 g_weaponarena_list = "All Weapons"; // TODO: report as more than just all weapons?
577                 FOREACH(Weapons, it != WEP_Null,
578                 {
579                         g_weaponarena_weapons |= (it.m_wepset);
580                 });
581         }
582         else if (s == "most")
583         {
584                 g_weaponarena = 1;
585                 g_weaponarena_list = "Most Weapons";
586                 FOREACH(Weapons, it != WEP_Null, {
587                         if(!(it.spawnflags & WEP_FLAG_MUTATORBLOCKED))
588                                 if(it.spawnflags & WEP_FLAG_NORMAL)
589                                         g_weaponarena_weapons |= (it.m_wepset);
590                 });
591         }
592         else if (s == "none")
593         {
594                 g_weaponarena = 1;
595                 g_weaponarena_list = "No Weapons";
596         }
597         else
598         {
599                 g_weaponarena = 1;
600                 t = tokenize_console(s);
601                 g_weaponarena_list = "";
602                 for (i = 0; i < t; ++i)
603                 {
604                         s = argv(i);
605                         Weapon wep = Weapons_fromstr(s);
606                         if(wep != WEP_Null)
607                         {
608                                 g_weaponarena_weapons |= (wep.m_wepset);
609                                 g_weaponarena_list = strcat(g_weaponarena_list, wep.m_name, " & ");
610                         }
611                 }
612                 g_weaponarena_list = strzone(substring(g_weaponarena_list, 0, strlen(g_weaponarena_list) - 3));
613         }
614
615         if (g_weaponarena)
616         {
617                 g_weapon_stay = 0; // incompatible
618                 start_weapons = g_weaponarena_weapons;
619                 start_items |= IT_UNLIMITED_AMMO;
620         }
621         else
622         {
623                 FOREACH(Weapons, it != WEP_Null, {
624                         int w = want_weapon(it, false);
625                         WepSet s = it.m_wepset;
626                         if(w & 1)
627                                 start_weapons |= s;
628                         if(w & 2)
629                                 start_weapons_default |= s;
630                         if(w & 4)
631                                 start_weapons_defaultmask |= s;
632                 });
633         }
634
635         if(cvar("g_balance_superweapons_time") < 0)
636                 start_items |= IT_UNLIMITED_SUPERWEAPONS;
637
638         if(!cvar("g_use_ammunition"))
639                 start_items |= IT_UNLIMITED_AMMO;
640
641         if(start_items & IT_UNLIMITED_WEAPON_AMMO)
642         {
643                 start_ammo_shells = 999;
644                 start_ammo_nails = 999;
645                 start_ammo_rockets = 999;
646                 start_ammo_cells = 999;
647                 start_ammo_plasma = 999;
648                 start_ammo_fuel = 999;
649         }
650         else
651         {
652                 start_ammo_shells = cvar("g_start_ammo_shells");
653                 start_ammo_nails = cvar("g_start_ammo_nails");
654                 start_ammo_rockets = cvar("g_start_ammo_rockets");
655                 start_ammo_cells = cvar("g_start_ammo_cells");
656                 start_ammo_plasma = cvar("g_start_ammo_plasma");
657                 start_ammo_fuel = cvar("g_start_ammo_fuel");
658                 random_start_weapons_count = cvar("g_random_start_weapons_count");
659                 SetResourceAmount(random_start_ammo, RESOURCE_SHELLS, cvar(
660                         "g_random_start_shells"));
661                 SetResourceAmount(random_start_ammo, RESOURCE_BULLETS, cvar(
662                         "g_random_start_bullets"));
663                 SetResourceAmount(random_start_ammo, RESOURCE_ROCKETS,
664                         cvar("g_random_start_rockets"));
665                 SetResourceAmount(random_start_ammo, RESOURCE_CELLS, cvar(
666                         "g_random_start_cells"));
667                 SetResourceAmount(random_start_ammo, RESOURCE_PLASMA, cvar(
668                         "g_random_start_plasma"));
669         }
670
671         if (warmup_stage)
672         {
673                 warmup_start_ammo_shells = start_ammo_shells;
674                 warmup_start_ammo_nails = start_ammo_nails;
675                 warmup_start_ammo_rockets = start_ammo_rockets;
676                 warmup_start_ammo_cells = start_ammo_cells;
677                 warmup_start_ammo_plasma = start_ammo_plasma;
678                 warmup_start_ammo_fuel = start_ammo_fuel;
679                 warmup_start_health = start_health;
680                 warmup_start_armorvalue = start_armorvalue;
681                 warmup_start_weapons = start_weapons;
682                 warmup_start_weapons_default = start_weapons_default;
683                 warmup_start_weapons_defaultmask = start_weapons_defaultmask;
684
685                 if (!g_weaponarena && !g_ca && !g_freezetag)
686                 {
687                         warmup_start_ammo_shells = cvar("g_warmup_start_ammo_shells");
688                         warmup_start_ammo_nails = cvar("g_warmup_start_ammo_nails");
689                         warmup_start_ammo_rockets = cvar("g_warmup_start_ammo_rockets");
690                         warmup_start_ammo_cells = cvar("g_warmup_start_ammo_cells");
691                         warmup_start_ammo_plasma = cvar("g_warmup_start_ammo_plasma");
692                         warmup_start_ammo_fuel = cvar("g_warmup_start_ammo_fuel");
693                         warmup_start_health = cvar("g_warmup_start_health");
694                         warmup_start_armorvalue = cvar("g_warmup_start_armor");
695                         warmup_start_weapons = '0 0 0';
696                         warmup_start_weapons_default = '0 0 0';
697                         warmup_start_weapons_defaultmask = '0 0 0';
698                         FOREACH(Weapons, it != WEP_Null, {
699                                 int w = want_weapon(it, g_warmup_allguns);
700                                 WepSet s = (it.m_wepset);
701                                 if(w & 1)
702                                         warmup_start_weapons |= s;
703                                 if(w & 2)
704                                         warmup_start_weapons_default |= s;
705                                 if(w & 4)
706                                         warmup_start_weapons_defaultmask |= s;
707                         });
708                 }
709         }
710
711         if (g_jetpack)
712                 start_items |= ITEM_Jetpack.m_itemid;
713
714         MUTATOR_CALLHOOK(SetStartItems);
715
716         if (start_items & ITEM_Jetpack.m_itemid)
717         {
718                 start_items |= ITEM_JetpackRegen.m_itemid;
719                 start_ammo_fuel = max(start_ammo_fuel, cvar("g_balance_fuel_rotstable"));
720                 warmup_start_ammo_fuel = max(warmup_start_ammo_fuel, cvar("g_balance_fuel_rotstable"));
721         }
722
723         WepSet precache_weapons = start_weapons;
724         if (g_warmup_allguns != 1)
725                 precache_weapons |= warmup_start_weapons;
726         FOREACH(Weapons, it != WEP_Null, {
727                 if(precache_weapons & (it.m_wepset))
728                         it.wr_init(it);
729         });
730
731         start_ammo_shells = max(0, start_ammo_shells);
732         start_ammo_nails = max(0, start_ammo_nails);
733         start_ammo_rockets = max(0, start_ammo_rockets);
734         start_ammo_cells = max(0, start_ammo_cells);
735         start_ammo_plasma = max(0, start_ammo_plasma);
736         start_ammo_fuel = max(0, start_ammo_fuel);
737         SetResourceAmount(random_start_ammo, RESOURCE_SHELLS, max(0,
738                 GetResourceAmount(random_start_ammo, RESOURCE_SHELLS)));
739         SetResourceAmount(random_start_ammo, RESOURCE_BULLETS, max(0,
740                 GetResourceAmount(random_start_ammo, RESOURCE_BULLETS)));
741         SetResourceAmount(random_start_ammo, RESOURCE_ROCKETS, max(0,
742                 GetResourceAmount(random_start_ammo, RESOURCE_ROCKETS)));
743         SetResourceAmount(random_start_ammo, RESOURCE_CELLS, max(0,
744                 GetResourceAmount(random_start_ammo, RESOURCE_CELLS)));
745         SetResourceAmount(random_start_ammo, RESOURCE_PLASMA, max(0,
746                 GetResourceAmount(random_start_ammo, RESOURCE_PLASMA)));
747
748         warmup_start_ammo_shells = max(0, warmup_start_ammo_shells);
749         warmup_start_ammo_nails = max(0, warmup_start_ammo_nails);
750         warmup_start_ammo_rockets = max(0, warmup_start_ammo_rockets);
751         warmup_start_ammo_cells = max(0, warmup_start_ammo_cells);
752         warmup_start_ammo_plasma = max(0, warmup_start_ammo_plasma);
753         warmup_start_ammo_fuel = max(0, warmup_start_ammo_fuel);
754 }
755
756 void precache_playermodel(string m)
757 {
758         float globhandle, i, n;
759         string f;
760
761         if(substring(m, -9,5) == "_lod1")
762                 return;
763         if(substring(m, -9,5) == "_lod2")
764                 return;
765         precache_model(m);
766         f = strcat(substring(m, 0, -5), "_lod1", substring(m, -4, -1));
767         if(fexists(f))
768                 precache_model(f);
769         f = strcat(substring(m, 0, -5), "_lod2", substring(m, -4, -1));
770         if(fexists(f))
771                 precache_model(f);
772
773         globhandle = search_begin(strcat(m, "_*.sounds"), true, false);
774         if (globhandle < 0)
775                 return;
776         n = search_getsize(globhandle);
777         for (i = 0; i < n; ++i)
778         {
779                 //print(search_getfilename(globhandle, i), "\n");
780                 f = search_getfilename(globhandle, i);
781                 PrecachePlayerSounds(f);
782         }
783         search_end(globhandle);
784 }
785 void precache_all_playermodels(string pattern)
786 {
787         int globhandle = search_begin(pattern, true, false);
788         if (globhandle < 0) return;
789         int n = search_getsize(globhandle);
790         for (int i = 0; i < n; ++i)
791         {
792                 string s = search_getfilename(globhandle, i);
793                 precache_playermodel(s);
794         }
795         search_end(globhandle);
796 }
797
798 void precache_playermodels(string s)
799 {
800         FOREACH_WORD(s, true, { precache_playermodel(it); });
801 }
802
803 void precache()
804 {
805     // gamemode related things
806
807     // Precache all player models if desired
808     if (autocvar_sv_precacheplayermodels)
809     {
810         PrecachePlayerSounds("sound/player/default.sounds");
811         precache_all_playermodels("models/player/*.zym");
812         precache_all_playermodels("models/player/*.dpm");
813         precache_all_playermodels("models/player/*.md3");
814         precache_all_playermodels("models/player/*.psk");
815         precache_all_playermodels("models/player/*.iqm");
816     }
817
818     if (autocvar_sv_defaultcharacter)
819     {
820                 precache_playermodels(autocvar_sv_defaultplayermodel_red);
821                 precache_playermodels(autocvar_sv_defaultplayermodel_blue);
822                 precache_playermodels(autocvar_sv_defaultplayermodel_yellow);
823                 precache_playermodels(autocvar_sv_defaultplayermodel_pink);
824                 precache_playermodels(autocvar_sv_defaultplayermodel);
825     }
826
827 #if 0
828     // Disabled this code because it simply does not work (e.g. ignores bgmvolume, overlaps with "cd loop" controlled tracks).
829
830     if (!this.noise && this.music) // quake 3 uses the music field
831         this.noise = this.music;
832
833     // plays music for the level if there is any
834     if (this.noise)
835     {
836         precache_sound (this.noise);
837         ambientsound ('0 0 0', this.noise, VOL_BASE, ATTEN_NONE);
838     }
839 #endif
840 }
841
842
843 void make_safe_for_remove(entity e)
844 {
845     if (e.initialize_entity)
846     {
847         entity ent, prev = NULL;
848         for (ent = initialize_entity_first; ent; )
849         {
850             if ((ent == e) || ((ent.classname == "initialize_entity") && (ent.enemy == e)))
851             {
852                 //print("make_safe_for_remove: getting rid of initializer ", etos(ent), "\n");
853                 // skip it in linked list
854                 if (prev)
855                 {
856                     prev.initialize_entity_next = ent.initialize_entity_next;
857                     ent = prev.initialize_entity_next;
858                 }
859                 else
860                 {
861                     initialize_entity_first = ent.initialize_entity_next;
862                     ent = initialize_entity_first;
863                 }
864             }
865             else
866             {
867                 prev = ent;
868                 ent = ent.initialize_entity_next;
869             }
870         }
871     }
872 }
873
874 .float remove_except_protected_forbidden;
875 void remove_except_protected(entity e)
876 {
877         if(e.remove_except_protected_forbidden)
878                 error("not allowed to remove this at this point");
879         builtin_remove(e);
880 }
881
882 void remove_unsafely(entity e)
883 {
884     if(e.classname == "spike")
885         error("Removing spikes is forbidden (crylink bug), please report");
886     builtin_remove(e);
887 }
888
889 void remove_safely(entity e)
890 {
891     make_safe_for_remove(e);
892     builtin_remove(e);
893 }
894
895 void InitializeEntity(entity e, void(entity this) func, int order)
896 {
897     entity prev, cur;
898
899     if (!e || e.initialize_entity)
900     {
901         // make a proxy initializer entity
902         entity e_old = e;
903         e = new(initialize_entity);
904         e.enemy = e_old;
905     }
906
907     e.initialize_entity = func;
908     e.initialize_entity_order = order;
909
910     cur = initialize_entity_first;
911     prev = NULL;
912     for (;;)
913     {
914         if (!cur || cur.initialize_entity_order > order)
915         {
916             // insert between prev and cur
917             if (prev)
918                 prev.initialize_entity_next = e;
919             else
920                 initialize_entity_first = e;
921             e.initialize_entity_next = cur;
922             return;
923         }
924         prev = cur;
925         cur = cur.initialize_entity_next;
926     }
927 }
928 void InitializeEntitiesRun()
929 {
930     entity startoflist = initialize_entity_first;
931     initialize_entity_first = NULL;
932     delete_fn = remove_except_protected;
933     for (entity e = startoflist; e; e = e.initialize_entity_next)
934     {
935                 e.remove_except_protected_forbidden = 1;
936     }
937     for (entity e = startoflist; e; )
938     {
939                 e.remove_except_protected_forbidden = 0;
940         e.initialize_entity_order = 0;
941         entity next = e.initialize_entity_next;
942         e.initialize_entity_next = NULL;
943         var void(entity this) func = e.initialize_entity;
944         e.initialize_entity = func_null;
945         if (e.classname == "initialize_entity")
946         {
947             entity wrappee = e.enemy;
948             builtin_remove(e);
949             e = wrappee;
950         }
951         //dprint("Delayed initialization: ", e.classname, "\n");
952         if (func)
953         {
954                 func(e);
955         }
956         else
957         {
958             eprint(e);
959             backtrace(strcat("Null function in: ", e.classname, "\n"));
960         }
961         e = next;
962     }
963     delete_fn = remove_unsafely;
964 }
965
966 .float(entity) isEliminated;
967 bool EliminatedPlayers_SendEntity(entity this, entity to, float sendflags)
968 {
969         Stream out = MSG_ENTITY;
970         WriteHeader(out, ENT_CLIENT_ELIMINATEDPLAYERS);
971         serialize(byte, out, sendflags);
972         if (sendflags & 1) {
973                 for (int i = 1; i <= maxclients; i += 8) {
974                         int f = 0;
975                         entity e = edict_num(i);
976                         for (int b = 0; b < 8; ++b, e = nextent(e)) {
977                                 if (eliminatedPlayers.isEliminated(e)) {
978                                         f |= BIT(b);
979                                 }
980                         }
981                         serialize(byte, out, f);
982                 }
983         }
984         return true;
985 }
986
987 void EliminatedPlayers_Init(float(entity) isEliminated_func)
988 {
989         if(eliminatedPlayers)
990         {
991                 backtrace("Can't spawn eliminatedPlayers again!");
992                 return;
993         }
994         Net_LinkEntity(eliminatedPlayers = spawn(), false, 0, EliminatedPlayers_SendEntity);
995         eliminatedPlayers.isEliminated = isEliminated_func;
996 }
997
998
999
1000
1001 void adaptor_think2use_hittype_splash(entity this) // for timed projectile detonation
1002 {
1003         if(!(IS_ONGROUND(this))) // if onground, we ARE touching something, but HITTYPE_SPLASH is to be networked if the damage causing projectile is not touching ANYTHING
1004                 this.projectiledeathtype |= HITTYPE_SPLASH;
1005         adaptor_think2use(this);
1006 }
1007
1008 // deferred dropping
1009 void DropToFloor_Handler(entity this)
1010 {
1011     WITHSELF(this, builtin_droptofloor());
1012     this.dropped_origin = this.origin;
1013 }
1014
1015 void droptofloor(entity this)
1016 {
1017     InitializeEntity(this, DropToFloor_Handler, INITPRIO_DROPTOFLOOR);
1018 }
1019
1020
1021
1022 float trace_hits_box_a0, trace_hits_box_a1;
1023
1024 float trace_hits_box_1d(float end, float thmi, float thma)
1025 {
1026     if (end == 0)
1027     {
1028         // just check if x is in range
1029         if (0 < thmi)
1030             return false;
1031         if (0 > thma)
1032             return false;
1033     }
1034     else
1035     {
1036         // do the trace with respect to x
1037         // 0 -> end has to stay in thmi -> thma
1038         trace_hits_box_a0 = max(trace_hits_box_a0, min(thmi / end, thma / end));
1039         trace_hits_box_a1 = min(trace_hits_box_a1, max(thmi / end, thma / end));
1040         if (trace_hits_box_a0 > trace_hits_box_a1)
1041             return false;
1042     }
1043     return true;
1044 }
1045
1046 float trace_hits_box(vector start, vector end, vector thmi, vector thma)
1047 {
1048     end -= start;
1049     thmi -= start;
1050     thma -= start;
1051     // now it is a trace from 0 to end
1052
1053     trace_hits_box_a0 = 0;
1054     trace_hits_box_a1 = 1;
1055
1056     if (!trace_hits_box_1d(end.x, thmi.x, thma.x))
1057         return false;
1058     if (!trace_hits_box_1d(end.y, thmi.y, thma.y))
1059         return false;
1060     if (!trace_hits_box_1d(end.z, thmi.z, thma.z))
1061         return false;
1062
1063     return true;
1064 }
1065
1066 float tracebox_hits_box(vector start, vector mi, vector ma, vector end, vector thmi, vector thma)
1067 {
1068     return trace_hits_box(start, end, thmi - ma, thma - mi);
1069 }
1070
1071 bool SUB_NoImpactCheck(entity this, entity toucher)
1072 {
1073         // zero hitcontents = this is not the real impact, but either the
1074         // mirror-impact of something hitting the projectile instead of the
1075         // projectile hitting the something, or a touchareagrid one. Neither of
1076         // these stop the projectile from moving, so...
1077         if(trace_dphitcontents == 0)
1078         {
1079                 LOG_TRACEF("A hit from a projectile happened with no hit contents! DEBUG THIS, this should never happen for projectiles! Projectile will self-destruct. (edict: %i, classname: %s, origin: %v)", this, this.classname, this.origin);
1080                 checkclient(this); // TODO: .health is checked in the engine with this, possibly replace with a QC function?
1081         }
1082     if (trace_dphitq3surfaceflags & Q3SURFACEFLAG_NOIMPACT)
1083         return true;
1084     if (toucher == NULL && this.size != '0 0 0')
1085     {
1086         vector tic;
1087         tic = this.velocity * sys_frametime;
1088         tic = tic + normalize(tic) * vlen(this.maxs - this.mins);
1089         traceline(this.origin - tic, this.origin + tic, MOVE_NORMAL, this);
1090         if (trace_fraction >= 1)
1091         {
1092             LOG_TRACE("Odd... did not hit...?");
1093         }
1094         else if (trace_dphitq3surfaceflags & Q3SURFACEFLAG_NOIMPACT)
1095         {
1096             LOG_TRACE("Detected and prevented the sky-grapple bug.");
1097             return true;
1098         }
1099     }
1100
1101     return false;
1102 }
1103
1104 #define SUB_OwnerCheck(ent,oth) ((oth) && ((oth) == (ent).owner))
1105
1106 bool WarpZone_Projectile_Touch_ImpactFilter_Callback(entity this, entity toucher)
1107 {
1108         if(SUB_OwnerCheck(this, toucher))
1109                 return true;
1110         if(SUB_NoImpactCheck(this, toucher))
1111         {
1112                 if(this.classname == "nade")
1113                         return false; // no checks here
1114                 else if(this.classname == "grapplinghook")
1115                         RemoveHook(this);
1116                 else if(this.classname == "spike")
1117                 {
1118                         W_Crylink_Dequeue(this);
1119                         delete(this);
1120                 }
1121                 else
1122                         delete(this);
1123                 return true;
1124         }
1125         if(trace_ent && trace_ent.solid > SOLID_TRIGGER)
1126                 UpdateCSQCProjectile(this);
1127         return false;
1128 }
1129
1130 /** engine callback */
1131 void URI_Get_Callback(float id, float status, string data)
1132 {
1133         if(url_URI_Get_Callback(id, status, data))
1134         {
1135                 // handled
1136         }
1137         else if (id == URI_GET_DISCARD)
1138         {
1139                 // discard
1140         }
1141         else if (id >= URI_GET_CURL && id <= URI_GET_CURL_END)
1142         {
1143                 // sv_cmd curl
1144                 Curl_URI_Get_Callback(id, status, data);
1145         }
1146         else if (id >= URI_GET_IPBAN && id <= URI_GET_IPBAN_END)
1147         {
1148                 // online ban list
1149                 OnlineBanList_URI_Get_Callback(id, status, data);
1150         }
1151         else if (MUTATOR_CALLHOOK(URI_GetCallback, id, status, data))
1152         {
1153                 // handled by a mutator
1154         }
1155         else
1156         {
1157                 LOG_INFO("Received HTTP request data for an invalid id ", ftos(id), ".");
1158         }
1159 }
1160
1161 string uid2name(string myuid) {
1162         string s;
1163         s = db_get(ServerProgsDB, strcat("/uid2name/", myuid));
1164
1165         // FIXME remove this later after 0.6 release
1166         // convert old style broken records to correct style
1167         if(s == "")
1168         {
1169                 s = db_get(ServerProgsDB, strcat("uid2name", myuid));
1170                 if(s != "")
1171                 {
1172                         db_put(ServerProgsDB, strcat("/uid2name/", myuid), s);
1173                         db_remove(ServerProgsDB, strcat("uid2name", myuid));
1174                 }
1175         }
1176
1177         if(s == "")
1178                 s = "^1Unregistered Player";
1179         return s;
1180 }
1181
1182 float MoveToRandomLocationWithinBounds(entity e, vector boundmin, vector boundmax, float goodcontents, float badcontents, float badsurfaceflags, float attempts, float maxaboveground, float minviewdistance)
1183 {
1184     float m, i;
1185     vector start, org, delta, end, enddown, mstart;
1186
1187     m = e.dphitcontentsmask;
1188     e.dphitcontentsmask = goodcontents | badcontents;
1189
1190     org = boundmin;
1191     delta = boundmax - boundmin;
1192
1193     start = end = org;
1194
1195     for (i = 0; i < attempts; ++i)
1196     {
1197         start.x = org.x + random() * delta.x;
1198         start.y = org.y + random() * delta.y;
1199         start.z = org.z + random() * delta.z;
1200
1201         // rule 1: start inside world bounds, and outside
1202         // solid, and don't start from somewhere where you can
1203         // fall down to evil
1204         tracebox(start, e.mins, e.maxs, start - '0 0 1' * delta.z, MOVE_NORMAL, e);
1205         if (trace_fraction >= 1)
1206             continue;
1207         if (trace_startsolid)
1208             continue;
1209         if (trace_dphitcontents & badcontents)
1210             continue;
1211         if (trace_dphitq3surfaceflags & badsurfaceflags)
1212             continue;
1213
1214         // rule 2: if we are too high, lower the point
1215         if (trace_fraction * delta.z > maxaboveground)
1216             start = trace_endpos + '0 0 1' * maxaboveground;
1217         enddown = trace_endpos;
1218
1219         // rule 3: make sure we aren't outside the map. This only works
1220         // for somewhat well formed maps. A good rule of thumb is that
1221         // the map should have a convex outside hull.
1222         // these can be traceLINES as we already verified the starting box
1223         mstart = start + 0.5 * (e.mins + e.maxs);
1224         traceline(mstart, mstart + '1 0 0' * delta.x, MOVE_NORMAL, e);
1225         if (trace_fraction >= 1 || trace_dphittexturename == "common/caulk")
1226             continue;
1227         traceline(mstart, mstart - '1 0 0' * delta.x, MOVE_NORMAL, e);
1228         if (trace_fraction >= 1 || trace_dphittexturename == "common/caulk")
1229             continue;
1230         traceline(mstart, mstart + '0 1 0' * delta.y, MOVE_NORMAL, e);
1231         if (trace_fraction >= 1 || trace_dphittexturename == "common/caulk")
1232             continue;
1233         traceline(mstart, mstart - '0 1 0' * delta.y, MOVE_NORMAL, e);
1234         if (trace_fraction >= 1 || trace_dphittexturename == "common/caulk")
1235             continue;
1236         traceline(mstart, mstart + '0 0 1' * delta.z, MOVE_NORMAL, e);
1237         if (trace_fraction >= 1 || trace_dphittexturename == "common/caulk")
1238             continue;
1239
1240         // rule 4: we must "see" some spawnpoint or item
1241     entity sp = NULL;
1242     IL_EACH(g_spawnpoints, checkpvs(mstart, it),
1243     {
1244         if((traceline(mstart, it.origin, MOVE_NORMAL, e), trace_fraction) >= 1)
1245         {
1246                 sp = it;
1247                 break;
1248         }
1249     });
1250         if(!sp)
1251         {
1252                 int items_checked = 0;
1253                 IL_EACH(g_items, checkpvs(mstart, it),
1254                 {
1255                         if((traceline(mstart, it.origin + (it.mins + it.maxs) * 0.5, MOVE_NORMAL, e), trace_fraction) >= 1)
1256                         {
1257                                 sp = it;
1258                                 break;
1259                         }
1260
1261                         ++items_checked;
1262                         if(items_checked >= attempts)
1263                                 break; // sanity
1264                 });
1265
1266                 if(!sp)
1267                         continue;
1268         }
1269
1270         // find a random vector to "look at"
1271         end.x = org.x + random() * delta.x;
1272         end.y = org.y + random() * delta.y;
1273         end.z = org.z + random() * delta.z;
1274         end = start + normalize(end - start) * vlen(delta);
1275
1276         // rule 4: start TO end must not be too short
1277         tracebox(start, e.mins, e.maxs, end, MOVE_NORMAL, e);
1278         if (trace_startsolid)
1279             continue;
1280         if (trace_fraction < minviewdistance / vlen(delta))
1281             continue;
1282
1283         // rule 5: don't want to look at sky
1284         if (trace_dphitq3surfaceflags & Q3SURFACEFLAG_SKY)
1285             continue;
1286
1287         // rule 6: we must not end up in trigger_hurt
1288         if (tracebox_hits_trigger_hurt(start, e.mins, e.maxs, enddown))
1289             continue;
1290
1291         break;
1292     }
1293
1294     e.dphitcontentsmask = m;
1295
1296     if (i < attempts)
1297     {
1298         setorigin(e, start);
1299         e.angles = vectoangles(end - start);
1300         LOG_DEBUG("Needed ", ftos(i + 1), " attempts");
1301         return true;
1302     }
1303     else
1304         return false;
1305 }
1306
1307 float MoveToRandomMapLocation(entity e, float goodcontents, float badcontents, float badsurfaceflags, float attempts, float maxaboveground, float minviewdistance)
1308 {
1309         return MoveToRandomLocationWithinBounds(e, world.mins, world.maxs, goodcontents, badcontents, badsurfaceflags, attempts, maxaboveground, minviewdistance);
1310 }
1311
1312 void write_recordmarker(entity pl, float tstart, float dt)
1313 {
1314     GameLogEcho(strcat(":recordset:", ftos(pl.playerid), ":", ftos(dt)));
1315
1316     // also write a marker into demo files for demotc-race-record-extractor to find
1317     stuffcmd(pl,
1318              strcat(
1319                  strcat("//", strconv(2, 0, 0, GetGametype()), " RECORD SET ", TIME_ENCODED_TOSTRING(TIME_ENCODE(dt))),
1320                  " ", ftos(tstart), " ", ftos(dt), "\n"));
1321 }
1322
1323 void attach_sameorigin(entity e, entity to, string tag)
1324 {
1325     vector org, t_forward, t_left, t_up, e_forward, e_up;
1326     float tagscale;
1327
1328     org = e.origin - gettaginfo(to, gettagindex(to, tag));
1329     tagscale = (vlen(v_forward) ** -2); // undo a scale on the tag
1330     t_forward = v_forward * tagscale;
1331     t_left = v_right * -tagscale;
1332     t_up = v_up * tagscale;
1333
1334     e.origin_x = org * t_forward;
1335     e.origin_y = org * t_left;
1336     e.origin_z = org * t_up;
1337
1338     // current forward and up directions
1339     if (substring(e.model, 0, 1) == "*") // bmodels have their own rules
1340                 e.angles = AnglesTransform_FromVAngles(e.angles);
1341         else
1342                 e.angles = AnglesTransform_FromAngles(e.angles);
1343     fixedmakevectors(e.angles);
1344
1345     // untransform forward, up!
1346     e_forward.x = v_forward * t_forward;
1347     e_forward.y = v_forward * t_left;
1348     e_forward.z = v_forward * t_up;
1349     e_up.x = v_up * t_forward;
1350     e_up.y = v_up * t_left;
1351     e_up.z = v_up * t_up;
1352
1353     e.angles = fixedvectoangles2(e_forward, e_up);
1354     if (substring(e.model, 0, 1) == "*") // bmodels have their own rules
1355                 e.angles = AnglesTransform_ToVAngles(e.angles);
1356         else
1357                 e.angles = AnglesTransform_ToAngles(e.angles);
1358
1359     setattachment(e, to, tag);
1360     setorigin(e, e.origin);
1361 }
1362
1363 void detach_sameorigin(entity e)
1364 {
1365     vector org;
1366     org = gettaginfo(e, 0);
1367     e.angles = fixedvectoangles2(v_forward, v_up);
1368     if (substring(e.model, 0, 1) == "*") // bmodels have their own rules
1369                 e.angles = AnglesTransform_ToVAngles(e.angles);
1370         else
1371                 e.angles = AnglesTransform_ToAngles(e.angles);
1372     setorigin(e, org);
1373     setattachment(e, NULL, "");
1374     setorigin(e, e.origin);
1375 }
1376
1377 void follow_sameorigin(entity e, entity to)
1378 {
1379     set_movetype(e, MOVETYPE_FOLLOW); // make the hole follow
1380     e.aiment = to; // make the hole follow bmodel
1381     e.punchangle = to.angles; // the original angles of bmodel
1382     e.view_ofs = e.origin - to.origin; // relative origin
1383     e.v_angle = e.angles - to.angles; // relative angles
1384 }
1385
1386 void unfollow_sameorigin(entity e)
1387 {
1388     set_movetype(e, MOVETYPE_NONE);
1389 }
1390
1391 entity gettaginfo_relative_ent;
1392 vector gettaginfo_relative(entity e, float tag)
1393 {
1394     if (!gettaginfo_relative_ent)
1395     {
1396         gettaginfo_relative_ent = spawn();
1397         gettaginfo_relative_ent.effects = EF_NODRAW;
1398     }
1399     gettaginfo_relative_ent.model = e.model;
1400     gettaginfo_relative_ent.modelindex = e.modelindex;
1401     gettaginfo_relative_ent.frame = e.frame;
1402     return gettaginfo(gettaginfo_relative_ent, tag);
1403 }
1404
1405 .string aiment_classname;
1406 .float aiment_deadflag;
1407 void SetMovetypeFollow(entity ent, entity e)
1408 {
1409         // FIXME this may not be warpzone aware
1410         set_movetype(ent, MOVETYPE_FOLLOW); // make the hole follow
1411         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.
1412         ent.aiment = e; // make the hole follow bmodel
1413         ent.punchangle = e.angles; // the original angles of bmodel
1414         ent.view_ofs = ent.origin - e.origin; // relative origin
1415         ent.v_angle = ent.angles - e.angles; // relative angles
1416         ent.aiment_classname = strzone(e.classname);
1417         ent.aiment_deadflag = e.deadflag;
1418 }
1419 void UnsetMovetypeFollow(entity ent)
1420 {
1421         set_movetype(ent, MOVETYPE_FLY);
1422         PROJECTILE_MAKETRIGGER(ent);
1423         ent.aiment = NULL;
1424 }
1425 float LostMovetypeFollow(entity ent)
1426 {
1427 /*
1428         if(ent.move_movetype != MOVETYPE_FOLLOW)
1429                 if(ent.aiment)
1430                         error("???");
1431 */
1432         if(ent.aiment)
1433         {
1434                 if(ent.aiment.classname != ent.aiment_classname)
1435                         return 1;
1436                 if(ent.aiment.deadflag != ent.aiment_deadflag)
1437                         return 1;
1438         }
1439         return 0;
1440 }
1441
1442 .bool pushable;
1443 bool isPushable(entity e)
1444 {
1445         if(e.pushable)
1446                 return true;
1447         if(IS_VEHICLE(e))
1448                 return false;
1449         if(e.iscreature)
1450                 return true;
1451         if (Item_IsLoot(e))
1452         {
1453                 return true;
1454         }
1455         switch(e.classname)
1456         {
1457                 case "body":
1458                         return true;
1459                 case "bullet": // antilagged bullets can't hit this either
1460                         return false;
1461         }
1462         if (e.projectiledeathtype)
1463                 return true;
1464         return false;
1465 }