qcsrc/server/miscfunctions.qc

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