data/qcsrc/server/bots.qc

   1 // rough simulation of walking from one point to another to test if a path
   2 // can be traveled, used by havocbot
   3
   4
   5 vector stepheightvec;
   6 float navigation_testtracewalk;
   7 float(entity e, vector start, vector m1, vector m2, vector end) tracewalk =
   8 {
   9         local vector org;
  10         local vector move;
  11         local vector dir;
  12         local float dist;
  13         local float totaldist;
  14         local float stepdist;
  15         local float yaw;
  16         local float ignorehazards;
  17         if (navigation_testtracewalk)
  18         {
  19                 if (navigation_testtracewalk > 1)
  20                         dprint("tracewalk: ");
  21                 //te_wizspike(start);
  22                 //te_knightspike(end);
  23                 //te_lightning2(world, start, end);
  24         }
  25         move = end - start;
  26         move_z = 0;
  27         org = start;
  28         dist = totaldist = vlen(move);
  29         dir = normalize(move);
  30         stepdist = 32;
  31         ignorehazards = FALSE;
  32         //self.angles = vectoangles(dir);
  33         traceline(start, start, FALSE, e);
  34         if (trace_dpstartcontents & (DPCONTENTS_SLIME | DPCONTENTS_LAVA))
  35                 ignorehazards = TRUE;
  36         tracebox(start, m1, m2, start, TRUE, e);
  37         if (trace_startsolid)
  38         {
  39                 // failed - bad start
  40                 if (navigation_testtracewalk)
  41                 {
  42                         if (navigation_testtracewalk > 1)
  43                                 dprint("bad-start\n");
  44                         te_knightspike(start);
  45                 }
  46                 return 0;
  47         }
  48         yaw = vectoyaw(move);
  49         move = end - org;
  50         while (1)
  51         {
  52                 if (boxesoverlap(end, end, org + m1 + '-1 -1 -1', org + m2 + '1 1 1'))
  53                 {
  54                         if (navigation_testtracewalk)
  55                         {
  56                                 if (navigation_testtracewalk > 1)
  57                                         dprint("success\n");
  58                                 te_wizspike(org);
  59                         }
  60                         // succeeded
  61                         return 1;
  62                 }
  63                 if (dist <= 0)
  64                         break;
  65                 if (navigation_testtracewalk)
  66                 {
  67                         //dprint("trying ");
  68                         //te_gunshot(org);
  69                         particle(org, '0 0 0', 104, 8);
  70                 }
  71                 if (stepdist > dist)
  72                         stepdist = dist;
  73                 dist = dist - stepdist;
  74                 traceline(org, org, FALSE, e);
  75                 if (!ignorehazards)
  76                 {
  77                         if (trace_dpstartcontents & (DPCONTENTS_SLIME | DPCONTENTS_LAVA))
  78                         {
  79                                 if (navigation_testtracewalk)
  80                                 {
  81                                         if (navigation_testtracewalk > 1)
  82                                                 dprint("hazard\n");
  83                                         te_gunshot(org);
  84                                 }
  85                                 // hazards blocking path
  86                                 return 0;
  87                         }
  88                 }
  89                 if (trace_dpstartcontents & DPCONTENTS_LIQUIDSMASK)
  90                 {
  91                         move = normalize(end - org);
  92                         tracebox(org, m1, m2, org + move * stepdist, MOVE_WORLDONLY, e);
  93                         if (trace_fraction < 1)
  94                         {
  95                                 if (navigation_testtracewalk)
  96                                 {
  97                                         if (navigation_testtracewalk > 1)
  98                                                 dprint("swimming-hit-something\n");
  99                                         //particle(org, move * 64, 104, 4);
 100                                         te_gunshot(org);
 101                                 }
 102                                 // failed
 103                                 return 0;
 104                         }
 105                         org = trace_endpos;
 106                 }
 107                 else
 108                 {
 109                         move = dir * stepdist + org;
 110                         tracebox(org, m1, m2, move, MOVE_WORLDONLY, e);
 111                         if (trace_fraction < 1)
 112                         {
 113                                 tracebox(org + stepheightvec, m1, m2, move + stepheightvec, MOVE_WORLDONLY, e);
 114                                 if (trace_fraction < 1 || trace_startsolid)
 115                                 {
 116                                         if (navigation_testtracewalk)
 117                                         {
 118                                                 if (navigation_testtracewalk > 1)
 119                                                         dprint("hit-something\n");
 120                                                 //move = normalize(end - org);
 121                                                 //particle(org, move * 64, 104, 4);
 122                                                 te_gunshot(org);
 123                                         }
 124                                         // failed
 125                                         return 0;
 126                                 }
 127                         }
 128                         move = trace_endpos;
 129                         tracebox(move, m1, m2, move + '0 0 -65536', FALSE, e);
 130                         /*
 131                         // trace down from stepheight as far as possible and move there,
 132                         // if this starts in solid we try again without the stepup, and
 133                         // if that also fails we assume it is a wall
 134                         // (this is the same logic as the Quake walkmove function used)
 135                         tracebox(move + '0 0 18', m1, m2, move + '0 0 -65536', FALSE, e);
 136                         if (trace_startsolid)
 137                         {
 138                                 tracebox(move, m1, m2, move + '0 0 -65536', FALSE, e);
 139                                 if (trace_startsolid)
 140                                 {
 141                                         if (navigation_testtracewalk)
 142                                         {
 143                                                 if (navigation_testtracewalk > 1)
 144                                                         dprint("hit-something\n");
 145                                                 //move = normalize(end - org);
 146                                                 //particle(org, move * 64, 104, 4);
 147                                                 te_knightspike(org);
 148                                         }
 149                                         // failed
 150                                         return 0;
 151                                 }
 152                         }
 153                         */
 154                         // moved successfully
 155                         if (navigation_testtracewalk > 1)
 156                                 dprint("moved ");
 157                         org = trace_endpos;
 158                 }
 159         }
 160         if (navigation_testtracewalk)
 161         {
 162                 if (navigation_testtracewalk > 1)
 163                         dprint("wrong-place\n");
 164                 te_knightspike(org);
 165                 //te_gunshot(end);
 166         }
 167         // moved but didn't arrive at the intended destination
 168         return 0;
 169 };
 170
 171
 172 // grenade tracing to decide the best pitch to fire at
 173
 174 entity tracetossent;
 175 entity tracetossfaketarget;
 176
 177 // traces multiple trajectories to find one that will impact the target
 178 // 'end' vector is the place it aims for,
 179 // returns TRUE only if it hit targ (don't target non-solid entities)
 180 vector findtrajectory_velocity;
 181 float(vector org, vector m1, vector m2, entity targ, float shotspeed, float shotspeedupward, float maxtime, float shotdelay, entity ignore) findtrajectorywithleading =
 182 {
 183         local float c, savesolid, shottime;
 184         local vector dir, end, v;
 185         if (shotspeed < 1)
 186                 return FALSE; // could cause division by zero if calculated
 187         if (targ.solid < SOLID_BBOX) // SOLID_NOT and SOLID_TRIGGER
 188                 return FALSE; // could never hit it
 189         if (!tracetossent)
 190                 tracetossent = spawn();
 191         tracetossent.owner = ignore;
 192         setsize(tracetossent, m1, m2);
 193         savesolid = targ.solid;
 194         targ.solid = SOLID_NOT;
 195         shottime = ((vlen(targ.origin - org) / shotspeed) + shotdelay);
 196         v = targ.velocity * shottime + targ.origin;
 197         tracebox(targ.origin, targ.mins, targ.maxs, v, FALSE, targ);
 198         v = trace_endpos;
 199         end = v + (targ.mins + targ.maxs) * 0.5;
 200         if ((vlen(end - org) / shotspeed + 0.2) > maxtime)
 201         {
 202                 // out of range
 203                 targ.solid = savesolid;
 204                 return FALSE;
 205         }
 206
 207         if (!tracetossfaketarget)
 208                 tracetossfaketarget = spawn();
 209         tracetossfaketarget.solid = savesolid;
 210         tracetossfaketarget.movetype = targ.movetype;
 211         setmodel(tracetossfaketarget, targ.model); // no low precision
 212         tracetossfaketarget.model = targ.model;
 213         tracetossfaketarget.modelindex = targ.modelindex;
 214         setsize(tracetossfaketarget, targ.mins, targ.maxs);
 215         setorigin(tracetossfaketarget, v);
 216
 217         c = 0;
 218         dir = normalize(end - org);
 219         while (c < 10) // 10 traces
 220         {
 221                 setorigin(tracetossent, org); // reset
 222                 tracetossent.velocity = findtrajectory_velocity = normalize(dir) * shotspeed + shotspeedupward * '0 0 1';
 223                 tracetoss(tracetossent, ignore); // love builtin functions...
 224                 if (trace_ent == tracetossfaketarget) // done
 225                 {
 226                         targ.solid = savesolid;
 227
 228                         // make it disappear
 229                         tracetossfaketarget.solid = SOLID_NOT;
 230                         tracetossfaketarget.movetype = MOVETYPE_NONE;
 231                         tracetossfaketarget.model = "";
 232                         tracetossfaketarget.modelindex = 0;
 233                         // relink to remove it from physics considerations
 234                         setorigin(tracetossfaketarget, v);
 235
 236                         return TRUE;
 237                 }
 238                 dir_z = dir_z + 0.1; // aim up a little more
 239                 c = c + 1;
 240         }
 241         targ.solid = savesolid;
 242
 243         // make it disappear
 244         tracetossfaketarget.solid = SOLID_NOT;
 245         tracetossfaketarget.movetype = MOVETYPE_NONE;
 246         tracetossfaketarget.model = "";
 247         tracetossfaketarget.modelindex = 0;
 248         // relink to remove it from physics considerations
 249         setorigin(tracetossfaketarget, v);
 250
 251         // leave a valid one even if it won't reach
 252         findtrajectory_velocity = normalize(end - org) * shotspeed + shotspeedupward * '0 0 1';
 253         return FALSE;
 254 };
 255
 256
 257
 258 // lag simulation
 259
 260 .void(float t, float f1, float f2, entity e1, vector v1, vector v2, vector v3, vector v4) lag_func;
 261
 262 // upto 5 queued messages
 263 .float lag1_time;
 264 .float lag1_float1;
 265 .float lag1_float2;
 266 .entity lag1_entity1;
 267 .vector lag1_vec1;
 268 .vector lag1_vec2;
 269 .vector lag1_vec3;
 270 .vector lag1_vec4;
 271
 272 .float lag2_time;
 273 .float lag2_float1;
 274 .float lag2_float2;
 275 .entity lag2_entity1;
 276 .vector lag2_vec1;
 277 .vector lag2_vec2;
 278 .vector lag2_vec3;
 279 .vector lag2_vec4;
 280
 281 .float lag3_time;
 282 .float lag3_float1;
 283 .float lag3_float2;
 284 .entity lag3_entity1;
 285 .vector lag3_vec1;
 286 .vector lag3_vec2;
 287 .vector lag3_vec3;
 288 .vector lag3_vec4;
 289
 290 .float lag4_time;
 291 .float lag4_float1;
 292 .float lag4_float2;
 293 .entity lag4_entity1;
 294 .vector lag4_vec1;
 295 .vector lag4_vec2;
 296 .vector lag4_vec3;
 297 .vector lag4_vec4;
 298
 299 .float lag5_time;
 300 .float lag5_float1;
 301 .float lag5_float2;
 302 .entity lag5_entity1;
 303 .vector lag5_vec1;
 304 .vector lag5_vec2;
 305 .vector lag5_vec3;
 306 .vector lag5_vec4;
 307
 308 void() lag_update =
 309 {
 310         if (self.lag1_time) if (time > self.lag1_time) {self.lag_func(self.lag1_time, self.lag1_float1, self.lag1_float2, self.lag1_entity1, self.lag1_vec1, self.lag1_vec2, self.lag1_vec3, self.lag1_vec4);self.lag1_time = 0;}
 311         if (self.lag2_time) if (time > self.lag2_time) {self.lag_func(self.lag2_time, self.lag2_float1, self.lag2_float2, self.lag2_entity1, self.lag2_vec1, self.lag2_vec2, self.lag2_vec3, self.lag2_vec4);self.lag2_time = 0;}
 312         if (self.lag3_time) if (time > self.lag3_time) {self.lag_func(self.lag3_time, self.lag3_float1, self.lag3_float2, self.lag3_entity1, self.lag3_vec1, self.lag3_vec2, self.lag3_vec3, self.lag3_vec4);self.lag3_time = 0;}
 313         if (self.lag4_time) if (time > self.lag4_time) {self.lag_func(self.lag4_time, self.lag4_float1, self.lag4_float2, self.lag4_entity1, self.lag4_vec1, self.lag4_vec2, self.lag4_vec3, self.lag4_vec4);self.lag4_time = 0;}
 314         if (self.lag5_time) if (time > self.lag5_time) {self.lag_func(self.lag5_time, self.lag5_float1, self.lag5_float2, self.lag5_entity1, self.lag5_vec1, self.lag5_vec2, self.lag5_vec3, self.lag5_vec4);self.lag5_time = 0;}
 315 };
 316
 317 float(float t, float f1, float f2, entity e1, vector v1, vector v2, vector v3, vector v4) lag_additem =
 318 {
 319         if (self.lag1_time == 0) {self.lag1_time = t;self.lag1_float1 = f1;self.lag1_float2 = f2;self.lag1_entity1 = e1;self.lag1_vec1 = v1;self.lag1_vec2 = v2;self.lag1_vec3 = v3;self.lag1_vec4 = v4;return TRUE;}
 320         if (self.lag2_time == 0) {self.lag2_time = t;self.lag2_float1 = f1;self.lag2_float2 = f2;self.lag2_entity1 = e1;self.lag2_vec1 = v1;self.lag2_vec2 = v2;self.lag2_vec3 = v3;self.lag2_vec4 = v4;return TRUE;}
 321         if (self.lag3_time == 0) {self.lag3_time = t;self.lag3_float1 = f1;self.lag3_float2 = f2;self.lag3_entity1 = e1;self.lag3_vec1 = v1;self.lag3_vec2 = v2;self.lag3_vec3 = v3;self.lag3_vec4 = v4;return TRUE;}
 322         if (self.lag4_time == 0) {self.lag4_time = t;self.lag4_float1 = f1;self.lag4_float2 = f2;self.lag4_entity1 = e1;self.lag4_vec1 = v1;self.lag4_vec2 = v2;self.lag4_vec3 = v3;self.lag4_vec4 = v4;return TRUE;}
 323         if (self.lag5_time == 0) {self.lag5_time = t;self.lag5_float1 = f1;self.lag5_float2 = f2;self.lag5_entity1 = e1;self.lag5_vec1 = v1;self.lag5_vec2 = v2;self.lag5_vec3 = v3;self.lag5_vec4 = v4;return TRUE;}
 324         // no room for it (what is the best thing to do here??)
 325         return FALSE;
 326 };
 327
 328
 329 // Random skill system
 330 .float bot_thinkskill;
 331 .float bot_mouseskill;
 332 .float bot_predictionskill;
 333 .float bot_offsetskill;
 334
 335
 336 // waypoint navigation system
 337
 338 // itemscore = (howmuchmoreIwant / howmuchIcanwant) / itemdistance
 339 // waypointscore = 0.7 / waypointdistance
 340
 341 .entity wp00, wp01, wp02, wp03, wp04, wp05, wp06, wp07;
 342 .entity wp08, wp09, wp10, wp11, wp12, wp13, wp14, wp15;
 343 .entity wp16, wp17, wp18, wp19, wp20, wp21, wp22, wp23, wp24, wp25, wp26, wp27, wp28, wp29, wp30, wp31;
 344 .float wp00mincost, wp01mincost, wp02mincost, wp03mincost, wp04mincost, wp05mincost, wp06mincost, wp07mincost;
 345 .float wp08mincost, wp09mincost, wp10mincost, wp11mincost, wp12mincost, wp13mincost, wp14mincost, wp15mincost;
 346 .float wp16mincost, wp17mincost, wp18mincost, wp19mincost, wp20mincost, wp21mincost, wp22mincost, wp23mincost, wp24mincost, wp25mincost, wp26mincost, wp27mincost, wp28mincost, wp29mincost, wp30mincost, wp31mincost;
 347 .float wpfire, wpcost;
 348 .float wpisbox;
 349 .float wpflags;
 350 .vector wpnearestpoint;
 351
 352 // stack of current goals (the last one of which may be an item or other
 353 // desirable object, the rest are typically waypoints to reach it)
 354 .entity goalcurrent, goalstack01, goalstack02, goalstack03;
 355 .entity goalstack04, goalstack05, goalstack06, goalstack07;
 356 .entity goalstack08, goalstack09, goalstack10, goalstack11;
 357 .entity goalstack12, goalstack13, goalstack14, goalstack15;
 358 .entity goalstack16, goalstack17, goalstack18, goalstack19;
 359 .entity goalstack20, goalstack21, goalstack22, goalstack23;
 360 .entity goalstack24, goalstack25, goalstack26, goalstack27;
 361 .entity goalstack28, goalstack29, goalstack30, goalstack31;
 362
 363 .entity nearestwaypoint;
 364 .float nearestwaypointtimeout;
 365
 366 // used during navigation_goalrating_begin/end sessions
 367 float navigation_bestrating;
 368 entity navigation_bestgoal;
 369
 370
 371
 372
 373
 374 /////////////////////////////////////////////////////////////////////////////
 375 // waypoint management
 376 /////////////////////////////////////////////////////////////////////////////
 377
 378 // waypoints with this flag are not saved, they are automatically generated
 379 // waypoints like jump pads, teleporters, and items
 380 float WAYPOINTFLAG_GENERATED = 8388608;
 381 float WAYPOINTFLAG_ITEM = 4194304;
 382 float WAYPOINTFLAG_TELEPORT = 2097152;
 383 float WAYPOINTFLAG_NORELINK = 1048576;
 384
 385 // add a new link to the waypoint, replacing the furthest link it already has
 386 void(entity from, entity to) waypoint_addlink =
 387 {
 388         local float c;
 389
 390         if (from == to)
 391                 return;
 392         if (from.wpflags & WAYPOINTFLAG_NORELINK)
 393                 return;
 394
 395         if (from.wp00 == to) return;if (from.wp01 == to) return;if (from.wp02 == to) return;if (from.wp03 == to) return;
 396         if (from.wp04 == to) return;if (from.wp05 == to) return;if (from.wp06 == to) return;if (from.wp07 == to) return;
 397         if (from.wp08 == to) return;if (from.wp09 == to) return;if (from.wp10 == to) return;if (from.wp11 == to) return;
 398         if (from.wp12 == to) return;if (from.wp13 == to) return;if (from.wp14 == to) return;if (from.wp15 == to) return;
 399         if (from.wp16 == to) return;if (from.wp17 == to) return;if (from.wp18 == to) return;if (from.wp19 == to) return;
 400         if (from.wp20 == to) return;if (from.wp21 == to) return;if (from.wp22 == to) return;if (from.wp23 == to) return;
 401         if (from.wp24 == to) return;if (from.wp25 == to) return;if (from.wp26 == to) return;if (from.wp27 == to) return;
 402         if (from.wp28 == to) return;if (from.wp29 == to) return;if (from.wp30 == to) return;if (from.wp31 == to) return;
 403
 404         if (to.wpisbox || from.wpisbox)
 405         {
 406                 // if either is a box we have to find the nearest points on them to
 407                 // calculate the distance properly
 408                 local vector v1, v2, m1, m2;
 409                 v1 = from.origin;
 410                 m1 = to.absmin;
 411                 m2 = to.absmax;
 412                 v1_x = bound(m1_x, v1_x, m2_x);
 413                 v1_y = bound(m1_y, v1_y, m2_y);
 414                 v1_z = bound(m1_z, v1_z, m2_z);
 415                 v2 = to.origin;
 416                 m1 = from.absmin;
 417                 m2 = from.absmax;
 418                 v2_x = bound(m1_x, v2_x, m2_x);
 419                 v2_y = bound(m1_y, v2_y, m2_y);
 420                 v2_z = bound(m1_z, v2_z, m2_z);
 421                 v2 = to.origin;
 422                 c = vlen(v2 - v1);
 423         }
 424         else
 425                 c = vlen(to.origin - from.origin);
 426
 427         if (from.wp31mincost < c) return;
 428         if (from.wp30mincost < c) {from.wp31 = to;from.wp31mincost = c;return;} from.wp31 = from.wp30;from.wp31mincost = from.wp30mincost;
 429         if (from.wp29mincost < c) {from.wp30 = to;from.wp30mincost = c;return;} from.wp30 = from.wp29;from.wp30mincost = from.wp29mincost;
 430         if (from.wp28mincost < c) {from.wp29 = to;from.wp29mincost = c;return;} from.wp29 = from.wp28;from.wp29mincost = from.wp28mincost;
 431         if (from.wp27mincost < c) {from.wp28 = to;from.wp28mincost = c;return;} from.wp28 = from.wp27;from.wp28mincost = from.wp27mincost;
 432         if (from.wp26mincost < c) {from.wp27 = to;from.wp27mincost = c;return;} from.wp27 = from.wp26;from.wp27mincost = from.wp26mincost;
 433         if (from.wp25mincost < c) {from.wp26 = to;from.wp26mincost = c;return;} from.wp26 = from.wp25;from.wp26mincost = from.wp25mincost;
 434         if (from.wp24mincost < c) {from.wp25 = to;from.wp25mincost = c;return;} from.wp25 = from.wp24;from.wp25mincost = from.wp24mincost;
 435         if (from.wp23mincost < c) {from.wp24 = to;from.wp24mincost = c;return;} from.wp24 = from.wp23;from.wp24mincost = from.wp23mincost;
 436         if (from.wp22mincost < c) {from.wp23 = to;from.wp23mincost = c;return;} from.wp23 = from.wp22;from.wp23mincost = from.wp22mincost;
 437         if (from.wp21mincost < c) {from.wp22 = to;from.wp22mincost = c;return;} from.wp22 = from.wp21;from.wp22mincost = from.wp21mincost;
 438         if (from.wp20mincost < c) {from.wp21 = to;from.wp21mincost = c;return;} from.wp21 = from.wp20;from.wp21mincost = from.wp20mincost;
 439         if (from.wp19mincost < c) {from.wp20 = to;from.wp20mincost = c;return;} from.wp20 = from.wp19;from.wp20mincost = from.wp19mincost;
 440         if (from.wp18mincost < c) {from.wp19 = to;from.wp19mincost = c;return;} from.wp19 = from.wp18;from.wp19mincost = from.wp18mincost;
 441         if (from.wp17mincost < c) {from.wp18 = to;from.wp18mincost = c;return;} from.wp18 = from.wp17;from.wp18mincost = from.wp17mincost;
 442         if (from.wp16mincost < c) {from.wp17 = to;from.wp17mincost = c;return;} from.wp17 = from.wp16;from.wp17mincost = from.wp16mincost;
 443         if (from.wp15mincost < c) {from.wp16 = to;from.wp16mincost = c;return;} from.wp16 = from.wp15;from.wp16mincost = from.wp15mincost;
 444         if (from.wp14mincost < c) {from.wp15 = to;from.wp15mincost = c;return;} from.wp15 = from.wp14;from.wp15mincost = from.wp14mincost;
 445         if (from.wp13mincost < c) {from.wp14 = to;from.wp14mincost = c;return;} from.wp14 = from.wp13;from.wp14mincost = from.wp13mincost;
 446         if (from.wp12mincost < c) {from.wp13 = to;from.wp13mincost = c;return;} from.wp13 = from.wp12;from.wp13mincost = from.wp12mincost;
 447         if (from.wp11mincost < c) {from.wp12 = to;from.wp12mincost = c;return;} from.wp12 = from.wp11;from.wp12mincost = from.wp11mincost;
 448         if (from.wp10mincost < c) {from.wp11 = to;from.wp11mincost = c;return;} from.wp11 = from.wp10;from.wp11mincost = from.wp10mincost;
 449         if (from.wp09mincost < c) {from.wp10 = to;from.wp10mincost = c;return;} from.wp10 = from.wp09;from.wp10mincost = from.wp09mincost;
 450         if (from.wp08mincost < c) {from.wp09 = to;from.wp09mincost = c;return;} from.wp09 = from.wp08;from.wp09mincost = from.wp08mincost;
 451         if (from.wp07mincost < c) {from.wp08 = to;from.wp08mincost = c;return;} from.wp08 = from.wp07;from.wp08mincost = from.wp07mincost;
 452         if (from.wp06mincost < c) {from.wp07 = to;from.wp07mincost = c;return;} from.wp07 = from.wp06;from.wp07mincost = from.wp06mincost;
 453         if (from.wp05mincost < c) {from.wp06 = to;from.wp06mincost = c;return;} from.wp06 = from.wp05;from.wp06mincost = from.wp05mincost;
 454         if (from.wp04mincost < c) {from.wp05 = to;from.wp05mincost = c;return;} from.wp05 = from.wp04;from.wp05mincost = from.wp04mincost;
 455         if (from.wp03mincost < c) {from.wp04 = to;from.wp04mincost = c;return;} from.wp04 = from.wp03;from.wp04mincost = from.wp03mincost;
 456         if (from.wp02mincost < c) {from.wp03 = to;from.wp03mincost = c;return;} from.wp03 = from.wp02;from.wp03mincost = from.wp02mincost;
 457         if (from.wp01mincost < c) {from.wp02 = to;from.wp02mincost = c;return;} from.wp02 = from.wp01;from.wp02mincost = from.wp01mincost;
 458         if (from.wp00mincost < c) {from.wp01 = to;from.wp01mincost = c;return;} from.wp01 = from.wp00;from.wp01mincost = from.wp00mincost;
 459         from.wp00 = to;from.wp00mincost = c;return;
 460 };
 461
 462 // relink this waypoint
 463 // (precompile a list of all reachable waypoints from this waypoint)
 464 // (SLOW!)
 465 void() waypoint_think =
 466 {
 467         local entity e;
 468         local vector sv, sm1, sm2, ev, em1, em2;
 469         //dprint("waypoint_think wpisbox = ", ftos(self.wpisbox), "\n");
 470         sm1 = self.origin + self.mins;
 471         sm2 = self.origin + self.maxs;
 472         e = find(world, classname, "waypoint");
 473         stepheightvec = cvar("sv_stepheight") * '0 0 1';
 474         while (e)
 475         {
 476                 if (boxesoverlap(self.absmin, self.absmax, e.absmin, e.absmax))
 477                 {
 478                         waypoint_addlink(self, e);
 479                         waypoint_addlink(e, self);
 480                 }
 481                 else
 482                 {
 483                         sv = e.origin;
 484                         sv_x = bound(sm1_x, sv_x, sm2_x);
 485                         sv_y = bound(sm1_y, sv_y, sm2_y);
 486                         sv_z = bound(sm1_z, sv_z, sm2_z);
 487                         ev = self.origin;
 488                         em1 = e.origin + e.mins;
 489                         em2 = e.origin + e.maxs;
 490                         ev_x = bound(em1_x, ev_x, em2_x);
 491                         ev_y = bound(em1_y, ev_y, em2_y);
 492                         ev_z = bound(em1_z, ev_z, em2_z);
 493                         if (vlen(ev - sv) < self.wp31mincost)
 494                         {
 495                                 navigation_testtracewalk = 0;
 496                                 if (!self.wpisbox)
 497                                 {
 498                                         tracebox(sv - PL_MIN_z * '0 0 1', PL_MIN, PL_MAX, sv, FALSE, self);
 499                                         if (!trace_startsolid)
 500                                         {
 501                                                 //dprint("sv deviation", vtos(trace_endpos - sv), "\n");
 502                                                 sv = trace_endpos + '0 0 1';
 503                                         }
 504                                 }
 505                                 if (!e.wpisbox)
 506                                 {
 507                                         tracebox(ev - PL_MIN_z * '0 0 1', PL_MIN, PL_MAX, ev, FALSE, e);
 508                                         if (!trace_startsolid)
 509                                         {
 510                                                 //dprint("ev deviation", vtos(trace_endpos - ev), "\n");
 511                                                 ev = trace_endpos + '0 0 1';
 512                                         }
 513                                 }
 514                                 //traceline(self.origin, e.origin, FALSE, world);
 515                                 //if (trace_fraction == 1)
 516                                 if (!self.wpisbox)
 517                                 if (tracewalk(self, sv, PL_MIN, PL_MAX, ev))
 518                                         waypoint_addlink(self, e);
 519                                 if (!e.wpisbox)
 520                                 if (tracewalk(e, ev, PL_MIN, PL_MAX, sv))
 521                                         waypoint_addlink(e, self);
 522                         }
 523                 }
 524                 e = find(e, classname, "waypoint");
 525         }
 526         navigation_testtracewalk = 0;
 527 };
 528
 529 void(entity wp) waypoint_clearlinks =
 530 {
 531         // clear links to other waypoints
 532         local float f;
 533         f = 1050; // maximum search range for other waypoints
 534         wp.wp00 = wp.wp01 = wp.wp02 = wp.wp03 = wp.wp04 = wp.wp05 = wp.wp06 = wp.wp07 = world;wp.wp00mincost = wp.wp01mincost = wp.wp02mincost = wp.wp03mincost = wp.wp04mincost = wp.wp05mincost = wp.wp06mincost = wp.wp07mincost = f;
 535         wp.wp08 = wp.wp09 = wp.wp10 = wp.wp11 = wp.wp12 = wp.wp13 = wp.wp14 = wp.wp15 = world;wp.wp08mincost = wp.wp09mincost = wp.wp10mincost = wp.wp11mincost = wp.wp12mincost = wp.wp13mincost = wp.wp14mincost = wp.wp15mincost = f;
 536         wp.wp16 = wp.wp17 = wp.wp18 = wp.wp19 = wp.wp20 = wp.wp21 = wp.wp22 = wp.wp23 = world;wp.wp16mincost = wp.wp17mincost = wp.wp18mincost = wp.wp19mincost = wp.wp20mincost = wp.wp21mincost = wp.wp22mincost = wp.wp23mincost = f;
 537         wp.wp24 = wp.wp25 = wp.wp26 = wp.wp27 = wp.wp28 = wp.wp29 = wp.wp30 = wp.wp31 = world;wp.wp24mincost = wp.wp25mincost = wp.wp26mincost = wp.wp27mincost = wp.wp28mincost = wp.wp29mincost = wp.wp30mincost = wp.wp31mincost = f;
 538 };
 539
 540 // tell a waypoint to relink
 541 void(entity wp) waypoint_schedulerelink =
 542 {
 543         if (wp == world)
 544                 return;
 545         // TODO: add some sort of visible box in edit mode for box waypoints
 546         if (cvar("g_waypointeditor"))
 547         {
 548                 local vector m1, m2;
 549                 m1 = wp.mins;
 550                 m2 = wp.maxs;
 551                 setmodel(wp, "models/runematch/rune.mdl"); wp.effects = EF_LOWPRECISION;
 552                 setsize(wp, m1, m2);
 553         }
 554         else
 555                 wp.model = "";
 556         wp.wpisbox = vlen(wp.size) > 0;
 557         wp.enemy = world;
 558         wp.owner = world;
 559         if (!(wp.wpflags & WAYPOINTFLAG_NORELINK))
 560                 waypoint_clearlinks(wp);
 561         // schedule an actual relink on next frame
 562         wp.think = waypoint_think;
 563         wp.nextthink = time;
 564         wp.effects = EF_LOWPRECISION;
 565 }
 566
 567 // create a new waypoint and automatically link it to other waypoints, and link
 568 // them back to it as well
 569 // (suitable for waypoint editor)
 570 entity(vector m1, vector m2, float f) waypoint_spawn =
 571 {
 572         local entity w;
 573         local vector org;
 574         org = (m1 + m2) * 0.5;
 575         m1 = m1 - org;
 576         m2 = m2 - org;
 577         w = find(world, classname, "waypoint");
 578         while (w)
 579         {
 580                 // if a matching waypoint already exists, don't add a duplicate
 581                 if (w.origin == org && w.mins == m1 && w.maxs == m2)
 582                         return w;
 583                 w = find(w, classname, "waypoint");
 584         }
 585         w = spawn();
 586         w.classname = "waypoint";
 587         w.wpflags = f;
 588         setorigin(w, org);
 589         setsize(w, PL_MIN + m1, PL_MAX + m2);
 590
 591         if(!(f & WAYPOINTFLAG_GENERATED))
 592         {
 593                 org = w.origin + '2 2 2';
 594                 tracebox(org, w.mins, w.maxs, w.origin, MOVE_WORLDONLY, w);
 595                 if(trace_startsolid)
 596                 {
 597                         org = w.origin + '-2 -2 2';
 598                         tracebox(org, w.mins, w.maxs, w.origin, MOVE_WORLDONLY, w);
 599                         if(trace_startsolid)
 600                         {
 601                                 org = w.origin + '-2 2 2';
 602                                 tracebox(org, w.mins, w.maxs, w.origin, MOVE_WORLDONLY, w);
 603                                 if(trace_startsolid)
 604                                 {
 605                                         org = w.origin + '2 -2 2';
 606                                         tracebox(org, w.mins, w.maxs, w.origin, MOVE_WORLDONLY, w);
 607                                         if(trace_startsolid)
 608                                         {
 609                                                 // this WP is in solid, refuse it
 610                                                 dprint("Killed a waypoint that was stuck in solid at ", vtos(org), "\n");
 611                                                 remove(w);
 612                                                 return world;
 613                                         }
 614                                 }
 615                         }
 616                 }
 617
 618                 org = org * 0.05 + trace_endpos * 0.95; // don't trust the trace fully
 619                 tracebox(org, w.mins, w.maxs, org - '0 0 128', MOVE_WORLDONLY, w);
 620
 621                 if(trace_fraction == 1 || trace_startsolid)
 622                 {
 623                         // this WP is in air, refuse it
 624                         dprint("Killed a waypoint that was stuck in air/ceiling at ", vtos(w.origin), "\n");
 625                         remove(w);
 626                         return world;
 627                 }
 628                 trace_endpos_z += 0.1; // don't trust the trace fully
 629
 630 //              dprint("Moved waypoint at ", vtos(w.origin), " by ", ftos(vlen(w.origin - trace_endpos)));
 631 //              dprint(" direction: ", vtos((trace_endpos - w.origin)), "\n");
 632
 633                 setorigin(w, trace_endpos);
 634         }
 635
 636         setsize(w, m1, m2);
 637
 638         waypoint_clearlinks(w);
 639         //waypoint_schedulerelink(w);
 640         return w;
 641 };
 642
 643 // waypoint map entity
 644 void() waypoint =
 645 {
 646         setorigin(self, self.origin);
 647         // schedule a relink after other waypoints have had a chance to spawn
 648         waypoint_clearlinks(self);
 649         //waypoint_schedulerelink(self);
 650 };
 651
 652 // remove a waypoint, and schedule all neighbors to relink
 653 void(entity e) waypoint_remove =
 654 {
 655         // tell all linked waypoints that they need to relink
 656         waypoint_schedulerelink(e.wp00);
 657         waypoint_schedulerelink(e.wp01);
 658         waypoint_schedulerelink(e.wp02);
 659         waypoint_schedulerelink(e.wp03);
 660         waypoint_schedulerelink(e.wp04);
 661         waypoint_schedulerelink(e.wp05);
 662         waypoint_schedulerelink(e.wp06);
 663         waypoint_schedulerelink(e.wp07);
 664         waypoint_schedulerelink(e.wp08);
 665         waypoint_schedulerelink(e.wp09);
 666         waypoint_schedulerelink(e.wp10);
 667         waypoint_schedulerelink(e.wp11);
 668         waypoint_schedulerelink(e.wp12);
 669         waypoint_schedulerelink(e.wp13);
 670         waypoint_schedulerelink(e.wp14);
 671         waypoint_schedulerelink(e.wp15);
 672         waypoint_schedulerelink(e.wp16);
 673         waypoint_schedulerelink(e.wp17);
 674         waypoint_schedulerelink(e.wp18);
 675         waypoint_schedulerelink(e.wp19);
 676         waypoint_schedulerelink(e.wp20);
 677         waypoint_schedulerelink(e.wp21);
 678         waypoint_schedulerelink(e.wp22);
 679         waypoint_schedulerelink(e.wp23);
 680         waypoint_schedulerelink(e.wp24);
 681         waypoint_schedulerelink(e.wp25);
 682         waypoint_schedulerelink(e.wp26);
 683         waypoint_schedulerelink(e.wp27);
 684         waypoint_schedulerelink(e.wp28);
 685         waypoint_schedulerelink(e.wp29);
 686         waypoint_schedulerelink(e.wp30);
 687         waypoint_schedulerelink(e.wp31);
 688         // and now remove the waypoint
 689         remove(e);
 690 };
 691
 692 // empties the map of waypoints
 693 void() waypoint_removeall =
 694 {
 695         local entity head, next;
 696         head = findchain(classname, "waypoint");
 697         while (head)
 698         {
 699                 next = head.chain;
 700                 remove(head);
 701                 head = next;
 702         }
 703 };
 704
 705 // tell all waypoints to relink
 706 // (is this useful at all?)
 707 void() waypoint_schedulerelinkall =
 708 {
 709         local entity head;
 710         head = findchain(classname, "waypoint");
 711         while (head)
 712         {
 713                 waypoint_schedulerelink(head);
 714                 head = head.chain;
 715         }
 716 };
 717
 718 // save waypoints to gamedir/data/maps/mapname.waypoints
 719 // TODO: support saving wayboxes
 720 void() waypoint_saveall =
 721 {
 722         local string filename, s;
 723         local float file, c;
 724         local entity w;
 725         filename = strcat("maps/", mapname);
 726         filename = strcat(filename, ".waypoints");
 727         file = fopen(filename, FILE_WRITE);
 728         if (file >= 0)
 729         {
 730                 c = 0;
 731                 w = findchain(classname, "waypoint");
 732                 while (w)
 733                 {
 734                         if (!(w.wpflags & WAYPOINTFLAG_GENERATED))
 735                         {
 736                                 s = strcat(vtos(w.origin + w.mins), "\n");
 737                                 s = strcat(s, vtos(w.origin + w.maxs));
 738                                 s = strcat(s, "\n");
 739                                 s = strcat(s, ftos(w.wpflags));
 740                                 s = strcat(s, "\n");
 741                                 fputs(file, s);
 742                                 c = c + 1;
 743                         }
 744                         w = w.chain;
 745                 }
 746                 fclose(file);
 747                 bprint("saved ");
 748                 bprint(ftos(c));
 749                 bprint(" waypoints to maps/");
 750                 bprint(mapname);
 751                 bprint(".waypoints\n");
 752         }
 753         else
 754         {
 755                 bprint("waypoint save to ");
 756                 bprint(filename);
 757                 bprint(" failed\n");
 758         }
 759 };
 760
 761 // load waypoints from file
 762 float() waypoint_loadall =
 763 {
 764         local string filename, s;
 765         local float file, cwp, cwb, fl;
 766         local vector m1, m2;
 767         cwp = 0;
 768         cwb = 0;
 769         filename = strcat("maps/", mapname);
 770         filename = strcat(filename, ".waypoints");
 771         file = fopen(filename, FILE_READ);
 772         if (file >= 0)
 773         {
 774                 while (1)
 775                 {
 776                         s = fgets(file);
 777                         if (!s)
 778                                 break;
 779                         m1 = stov(s);
 780                         s = fgets(file);
 781                         if (!s)
 782                                 break;
 783                         m2 = stov(s);
 784                         s = fgets(file);
 785                         if (!s)
 786                                 break;
 787                         fl = stof(s);
 788                         waypoint_spawn(m1, m2, fl);
 789                         if (m1 == m2)
 790                                 cwp = cwp + 1;
 791                         else
 792                                 cwb = cwb + 1;
 793                 }
 794                 fclose(file);
 795                 dprint("loaded ");
 796                 dprint(ftos(cwp));
 797                 dprint(" waypoints and ");
 798                 dprint(ftos(cwb));
 799                 dprint(" wayboxes from maps/");
 800                 dprint(mapname);
 801                 dprint(".waypoints\n");
 802         }
 803         else
 804         {
 805                 dprint("waypoint load from ");
 806                 dprint(filename);
 807                 dprint(" failed\n");
 808         }
 809         return cwp + cwb;
 810 };
 811
 812 void(entity e) waypoint_spawnforitem =
 813 {
 814         local entity w;
 815         local vector org;
 816
 817         if(!bot_waypoints_for_items)
 818                 return;
 819
 820         org = e.origin + (e.mins + e.maxs) * 0.5;
 821         org_z = e.origin_z + e.mins_z - PL_MIN_z + 1;
 822         e.nearestwaypointtimeout = time + 1000000000;
 823         // don't spawn an item waypoint if it already exists
 824         w = findchain(classname, "waypoint");
 825         while (w)
 826         {
 827                 if (vlen(w.size) > 1)
 828                 {
 829                         if (boxesoverlap(org, org, w.absmin, w.absmax))
 830                         {
 831                                 e.nearestwaypoint = w;
 832                                 return;
 833                         }
 834                 }
 835                 else
 836                 {
 837                         if (vlen(w.origin - org) < 16)
 838                         {
 839                                 e.nearestwaypoint = w;
 840                                 return;
 841                         }
 842                 }
 843                 w = w.chain;
 844         }
 845         e.nearestwaypoint = waypoint_spawn(org, org, WAYPOINTFLAG_GENERATED | WAYPOINTFLAG_ITEM);
 846 };
 847
 848 void(entity e, vector destination, float timetaken) waypoint_spawnforteleporter =
 849 {
 850         local entity w;
 851         local entity dw;
 852         w = waypoint_spawn(e.absmin, e.absmax, WAYPOINTFLAG_GENERATED | WAYPOINTFLAG_TELEPORT | WAYPOINTFLAG_NORELINK);
 853         dw = waypoint_spawn(destination, destination, WAYPOINTFLAG_GENERATED);
 854         // one way link to the destination
 855         w.wp00 = dw;
 856         w.wp00mincost = timetaken; // this is just for jump pads
 857         // the teleporter's nearest waypoint is this one
 858         // (teleporters are not goals, so this is probably useless)
 859         e.nearestwaypoint = w;
 860         e.nearestwaypointtimeout = time + 1000000000;
 861 };
 862
 863
 864
 865
 866
 867 /////////////////////////////////////////////////////////////////////////////
 868 // goal stack
 869 /////////////////////////////////////////////////////////////////////////////
 870
 871 // completely empty the goal stack, used when deciding where to go
 872 void() navigation_clearroute =
 873 {
 874         self.goalcurrent = world;
 875         self.goalstack01 = world;
 876         self.goalstack02 = world;
 877         self.goalstack03 = world;
 878         self.goalstack04 = world;
 879         self.goalstack05 = world;
 880         self.goalstack06 = world;
 881         self.goalstack07 = world;
 882         self.goalstack08 = world;
 883         self.goalstack09 = world;
 884         self.goalstack10 = world;
 885         self.goalstack11 = world;
 886         self.goalstack12 = world;
 887         self.goalstack13 = world;
 888         self.goalstack14 = world;
 889         self.goalstack15 = world;
 890         self.goalstack16 = world;
 891         self.goalstack17 = world;
 892         self.goalstack18 = world;
 893         self.goalstack19 = world;
 894         self.goalstack20 = world;
 895         self.goalstack21 = world;
 896         self.goalstack22 = world;
 897         self.goalstack23 = world;
 898         self.goalstack24 = world;
 899         self.goalstack25 = world;
 900         self.goalstack26 = world;
 901         self.goalstack27 = world;
 902         self.goalstack28 = world;
 903         self.goalstack29 = world;
 904         self.goalstack30 = world;
 905         self.goalstack31 = world;
 906 };
 907
 908 // add a new goal at the beginning of the stack
 909 // (in other words: add a new prerequisite before going to the later goals)
 910 void(entity e) navigation_pushroute =
 911 {
 912         self.goalstack31 = self.goalstack30;
 913         self.goalstack30 = self.goalstack29;
 914         self.goalstack29 = self.goalstack28;
 915         self.goalstack28 = self.goalstack27;
 916         self.goalstack27 = self.goalstack26;
 917         self.goalstack26 = self.goalstack25;
 918         self.goalstack25 = self.goalstack24;
 919         self.goalstack24 = self.goalstack23;
 920         self.goalstack23 = self.goalstack22;
 921         self.goalstack22 = self.goalstack21;
 922         self.goalstack21 = self.goalstack20;
 923         self.goalstack20 = self.goalstack19;
 924         self.goalstack19 = self.goalstack18;
 925         self.goalstack18 = self.goalstack17;
 926         self.goalstack17 = self.goalstack16;
 927         self.goalstack16 = self.goalstack15;
 928         self.goalstack15 = self.goalstack14;
 929         self.goalstack14 = self.goalstack13;
 930         self.goalstack13 = self.goalstack12;
 931         self.goalstack12 = self.goalstack11;
 932         self.goalstack11 = self.goalstack10;
 933         self.goalstack10 = self.goalstack09;
 934         self.goalstack09 = self.goalstack08;
 935         self.goalstack08 = self.goalstack07;
 936         self.goalstack07 = self.goalstack06;
 937         self.goalstack06 = self.goalstack05;
 938         self.goalstack05 = self.goalstack04;
 939         self.goalstack04 = self.goalstack03;
 940         self.goalstack03 = self.goalstack02;
 941         self.goalstack02 = self.goalstack01;
 942         self.goalstack01 = self.goalcurrent;
 943         self.goalcurrent = e;
 944 };
 945
 946 // remove first goal from stack
 947 // (in other words: remove a prerequisite for reaching the later goals)
 948 // (used when a waypoint is reached)
 949 void() navigation_poproute =
 950 {
 951         self.goalcurrent = self.goalstack01;
 952         self.goalstack01 = self.goalstack02;
 953         self.goalstack02 = self.goalstack03;
 954         self.goalstack03 = self.goalstack04;
 955         self.goalstack04 = self.goalstack05;
 956         self.goalstack05 = self.goalstack06;
 957         self.goalstack06 = self.goalstack07;
 958         self.goalstack07 = self.goalstack08;
 959         self.goalstack08 = self.goalstack09;
 960         self.goalstack09 = self.goalstack10;
 961         self.goalstack10 = self.goalstack11;
 962         self.goalstack11 = self.goalstack12;
 963         self.goalstack12 = self.goalstack13;
 964         self.goalstack13 = self.goalstack14;
 965         self.goalstack14 = self.goalstack15;
 966         self.goalstack15 = self.goalstack16;
 967         self.goalstack16 = self.goalstack17;
 968         self.goalstack17 = self.goalstack18;
 969         self.goalstack18 = self.goalstack19;
 970         self.goalstack19 = self.goalstack20;
 971         self.goalstack20 = self.goalstack21;
 972         self.goalstack21 = self.goalstack22;
 973         self.goalstack22 = self.goalstack23;
 974         self.goalstack23 = self.goalstack24;
 975         self.goalstack24 = self.goalstack25;
 976         self.goalstack25 = self.goalstack26;
 977         self.goalstack26 = self.goalstack27;
 978         self.goalstack27 = self.goalstack28;
 979         self.goalstack28 = self.goalstack29;
 980         self.goalstack29 = self.goalstack30;
 981         self.goalstack30 = self.goalstack31;
 982         self.goalstack31 = world;
 983 };
 984
 985 // find the waypoint near a dynamic goal such as a dropped weapon
 986 entity(entity player, float walkfromwp) navigation_findnearestwaypoint =
 987 {
 988         local entity waylist, w, best;
 989         local float dist, bestdist;
 990         local vector v, org;
 991         org = player.origin + (player.mins_z - PL_MIN_z) * '0 0 1';
 992         if(player.tag_entity)
 993                 org = org + player.tag_entity.origin;
 994         if (navigation_testtracewalk)
 995                 te_plasmaburn(org);
 996         best = world;
 997         bestdist = 1000;
 998         waylist = findchain(classname, "waypoint");
 999         // do two scans, because box test is cheaper
1000         w = waylist;
1001         while (w)
1002         {
1003                 // if object is touching waypoint
1004                 if (boxesoverlap(org, org, w.absmin, w.absmax))
1005                         return w;
1006                 w = w.chain;
1007         }
1008         // box check failed, try walk
1009         w = waylist;
1010         while (w)
1011         {
1012                 // if object can walk from waypoint
1013                 if (w.wpisbox)
1014                 {
1015                         local vector wm1, wm2;
1016                         wm1 = w.origin + w.mins;
1017                         wm2 = w.origin + w.maxs;
1018                         v_x = bound(wm1_x, org_x, wm2_x);
1019                         v_y = bound(wm1_y, org_y, wm2_y);
1020                         v_z = bound(wm1_z, org_z, wm2_z);
1021                 }
1022                 else
1023                         v = w.origin;
1024                 dist = vlen(v - org);
1025                 if (bestdist > dist)
1026                 {
1027                         if (walkfromwp)
1028                         {
1029                                 traceline(v, org, TRUE, player);
1030                                 if (trace_fraction == 1)
1031                                 if (tracewalk(player, v, PL_MIN, PL_MAX, org))
1032                                 {
1033                                         bestdist = dist;
1034                                         best = w;
1035                                 }
1036                         }
1037                         else
1038                         {
1039                                 traceline(v, org, TRUE, player);
1040                                 if (trace_fraction == 1)
1041                                 if (tracewalk(player, org, PL_MIN, PL_MAX, v))
1042                                 {
1043                                         bestdist = dist;
1044                                         best = w;
1045                                 }
1046                         }
1047                 }
1048                 w = w.chain;
1049         }
1050         return best;
1051 }
1052
1053 // finds the waypoints near the bot initiating a navigation query
1054 void() navigation_markroutes_nearestwaypoints =
1055 {
1056         local entity head;
1057         local float dist;
1058         local vector v, m1, m2;
1059         //navigation_testtracewalk = TRUE;
1060         head = findchain(classname, "waypoint");
1061         while (head)
1062         {
1063                 m1 = head.origin + head.mins;
1064                 m2 = head.origin + head.maxs;
1065                 v = self.origin;
1066                 v_x = bound(m1_x, v_x, m2_x);
1067                 v_y = bound(m1_y, v_y, m2_y);
1068                 v_z = bound(m1_z, v_z, m2_z);
1069                 dist = vlen(v - self.origin);
1070                 if (dist < 1000)
1071                 {
1072                         if (dist < 4)
1073                         {
1074                                 // if bot is very near a waypoint don't bother doing a trace
1075                                 head.wpnearestpoint = v;
1076                                 head.wpcost = dist + head.dmg;
1077                                 head.wpfire = 1;
1078                                 head.enemy = world;
1079                         }
1080                         else
1081                         {
1082                                 tracebox(self.origin, '-16 -16 0', '16 16 0', v, TRUE, self);
1083                                 if (trace_fraction == 1)
1084                                 {
1085                                         if (tracewalk(self, self.origin, self.mins, self.maxs, v))
1086                                         {
1087                                                 head.wpnearestpoint = v;
1088                                                 head.wpcost = dist + head.dmg;
1089                                                 head.wpfire = 1;
1090                                                 head.enemy = world;
1091                                         }
1092                                 }
1093                         }
1094                 }
1095                 head = head.chain;
1096         }
1097         //navigation_testtracewalk = FALSE;
1098 }
1099
1100 // updates a path link if a waypoint link is better than the current one
1101 void(entity w, entity wp, float cost2, vector p) navigation_markroutes_checkwaypoint =
1102 {
1103         local vector m1;
1104         local vector m2;
1105         local vector v;
1106         if (wp.wpisbox)
1107         {
1108                 m1 = wp.absmin;
1109                 m2 = wp.absmax;
1110                 v_x = bound(m1_x, p_x, m2_x);
1111                 v_y = bound(m1_y, p_y, m2_y);
1112                 v_z = bound(m1_z, p_z, m2_z);
1113         }
1114         else
1115                 v = wp.origin;
1116         cost2 = cost2 + vlen(v);
1117         if (wp.wpcost > cost2)
1118         {
1119                 wp.wpcost = cost2;
1120                 wp.enemy = w;
1121                 wp.wpfire = 1;
1122                 wp.wpnearestpoint = v;
1123         }
1124 };
1125
1126 // queries the entire waypoint network for pathes leading away from the bot
1127 void() navigation_markroutes =
1128 {
1129         local entity w, wp, waylist;
1130         local float searching, cost, cost2;
1131         local vector p;
1132         w = waylist = findchain(classname, "waypoint");
1133         while (w)
1134         {
1135                 w.wpnearestpoint = '0 0 0';
1136                 w.wpcost = 10000000;
1137                 w.wpfire = 0;
1138                 w.enemy = world;
1139                 w = w.chain;
1140         }
1141         navigation_markroutes_nearestwaypoints();
1142         searching = TRUE;
1143         while (searching)
1144         {
1145                 searching = FALSE;
1146                 w = waylist;
1147                 while (w)
1148                 {
1149                         if (w.wpfire)
1150                         {
1151                                 searching = TRUE;
1152                                 w.wpfire = 0;
1153                                 cost = w.wpcost;
1154                                 p = w.wpnearestpoint;
1155                                 wp = w.wp00;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp00mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1156                                 wp = w.wp01;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp01mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1157                                 wp = w.wp02;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp02mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1158                                 wp = w.wp03;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp03mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1159                                 wp = w.wp04;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp04mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1160                                 wp = w.wp05;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp05mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1161                                 wp = w.wp06;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp06mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1162                                 wp = w.wp07;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp07mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1163                                 wp = w.wp08;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp08mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1164                                 wp = w.wp09;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp09mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1165                                 wp = w.wp10;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp10mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1166                                 wp = w.wp11;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp11mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1167                                 wp = w.wp12;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp12mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1168                                 wp = w.wp13;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp13mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1169                                 wp = w.wp14;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp14mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1170                                 wp = w.wp15;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp15mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1171                                 wp = w.wp16;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp16mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1172                                 wp = w.wp17;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp17mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1173                                 wp = w.wp18;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp18mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1174                                 wp = w.wp19;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp19mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1175                                 wp = w.wp20;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp20mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1176                                 wp = w.wp21;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp21mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1177                                 wp = w.wp22;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp22mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1178                                 wp = w.wp23;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp23mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1179                                 wp = w.wp24;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp24mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1180                                 wp = w.wp25;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp25mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1181                                 wp = w.wp26;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp26mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1182                                 wp = w.wp27;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp27mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1183                                 wp = w.wp28;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp28mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1184                                 wp = w.wp29;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp29mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1185                                 wp = w.wp30;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp30mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1186                                 wp = w.wp31;if (wp){cost2 = cost + wp.dmg;if (wp.wpcost > cost2 + wp.wp31mincost) navigation_markroutes_checkwaypoint(w, wp, cost2, p);
1187                                 }}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}
1188                         }
1189                         w = w.chain;
1190                 }
1191         }
1192 };
1193
1194 // updates the best goal according to a weighted calculation of travel cost and item value of a new proposed item
1195 void(entity e, float f) navigation_routerating =
1196 {
1197         if (!e)
1198                 return;
1199         //te_wizspike(e.origin);
1200         //bprint(etos(e));
1201         //bprint("\n");
1202         // update the cached waypoint link on a dynamic item entity
1203         if (time > e.nearestwaypointtimeout)
1204         {
1205                 e.nearestwaypoint = navigation_findnearestwaypoint(e, TRUE);
1206                 e.nearestwaypointtimeout = time + random() * 3 + 5;
1207         }
1208         if (e.nearestwaypoint)
1209         if (e.nearestwaypoint.wpcost < 10000000)
1210         {
1211                 //te_wizspike(e.nearestwaypoint.wpnearestpoint);
1212                 f = f / ((e.nearestwaypoint.wpcost + vlen(e.origin - e.nearestwaypoint.wpnearestpoint)) * 0.001 + 1);
1213                 if (navigation_bestrating < f)
1214                 {
1215                         navigation_bestrating = f;
1216                         navigation_bestgoal = e;
1217                 }
1218         }
1219 };
1220
1221 // replaces the goal stack with the path to a given item
1222 void(entity e) navigation_routetogoal =
1223 {
1224         // if already going to this goal, don't stop
1225         //if (self.goalentity == e)
1226         //      return;
1227         // clear the route and add the new one
1228         navigation_clearroute();
1229         self.goalentity = e;
1230         // if there is no goal, just exit
1231         if (!e)
1232                 return;
1233         // put the entity on the goal stack as the only item
1234         navigation_pushroute(e);
1235         //te_smallflash((e.absmin + e.absmax) * 0.5);
1236         //bprint("navigation_routetogoal(");
1237         //bprint(etos(e));
1238         //bprint(") : ");
1239         //bprint(etos(e));
1240         tracebox(self.origin, '-16 -16 0', '16 16 0', e.origin, TRUE, self);
1241         if (trace_fraction == 1)
1242         if (tracewalk(self, self.origin, PL_MIN, PL_MAX, e.origin))
1243                 return;
1244         // see if there are waypoints describing a path to the item
1245         e = e.nearestwaypoint;
1246         while (e != world)
1247         {
1248                 //bprint(" ");
1249                 //bprint(etos(e));
1250                 //te_smallflash((e.absmin + e.absmax) * 0.5);
1251                 //tracebox(self.origin, '-16 -16 0', '16 16 0', e.origin, TRUE, self);
1252                 //if (trace_fraction == 1)
1253                 //if (tracewalk(self, self.origin, PL_MIN, PL_MAX, e.origin))
1254                 //      break;
1255                 // add the waypoint to the path
1256                 navigation_pushroute(e);
1257                 e = e.enemy;
1258         }
1259         //bprint("\n");
1260 };
1261
1262 // removes any currently touching waypoints from the goal stack
1263 // (this is how bots detect if they have reached a goal)
1264 void() navigation_poptouchedgoals =
1265 {
1266         local vector org, m1, m2;
1267         org = self.origin;// + self.velocity * 0.1;
1268         m1 = org + self.mins;
1269         m2 = org + self.maxs;
1270         while (self.goalcurrent && boxesoverlap(m1, m2, self.goalcurrent.absmin, self.goalcurrent.absmax))
1271                 navigation_poproute();
1272 }
1273
1274 // begin a goal selection session (queries waypoint network)
1275 void() navigation_goalrating_start =
1276 {
1277         navigation_bestrating = -1;
1278         navigation_bestgoal = world;
1279         navigation_markroutes();
1280 };
1281
1282 // ends a goal selection session (updates goal stack to the best goal)
1283 void() navigation_goalrating_end =
1284 {
1285         navigation_routetogoal(navigation_bestgoal);
1286 };
1287
1288
1289
1290
1291
1292 //////////////////////////////////////////////////////////////////////////////
1293 // general bot functions
1294 //////////////////////////////////////////////////////////////////////////////
1295
1296 .float isbot; // true if this client is actually a bot
1297
1298 float skill;
1299 entity bot_list;
1300 .entity nextbot;
1301
1302 float sv_maxspeed;
1303 .float createdtime;
1304
1305 .float bot_attack;
1306 .float bot_dodge;
1307 .float bot_dodgerating;
1308
1309 //.float bot_painintensity;
1310 .float bot_firetimer;
1311 //.float bot_oldhealth;
1312 .void() bot_ai;
1313
1314 .entity bot_aimtarg;
1315 .float bot_aimlatency;
1316 .vector bot_aimselforigin;
1317 .vector bot_aimselfvelocity;
1318 .vector bot_aimtargorigin;
1319 .vector bot_aimtargvelocity;
1320
1321 .float bot_pickup;
1322 .float(entity player, entity item) bot_pickupevalfunc;
1323 .float bot_pickupbasevalue;
1324 .float bot_canfire;
1325
1326 // used for aiming currently
1327 // FIXME: make the weapon code use these and then replace the calculations here with a call to the weapon code
1328 vector shotorg;
1329 vector shotdir;
1330
1331 const float BOTSKINS = 19;
1332 const float BOTNAMES = 32;
1333 string(float r) bot_namefornumber =
1334 {
1335         if (r <  1) return "Thunderstorm";
1336         if (r <  2) return "Darkness";
1337         if (r <  3) return "Scorcher";
1338         if (r <  4) return "Paranoia";
1339         if (r <  5) return "Eureka";
1340         if (r <  6) return "Mystery";
1341         if (r <  7) return "Toxic";
1342         if (r <  8) return "Dominion";
1343         if (r <  9) return "Pegasus";
1344         if (r < 10) return "Sensible";
1345         if (r < 11) return "Gator";
1346         if (r < 12) return "Kangaroo";
1347         if (r < 13) return "Deadline";
1348         if (r < 14) return "Frosty";
1349         if (r < 15) return "Roadkill";
1350         if (r < 16) return "Death";
1351         if (r < 17) return "Panic";
1352         if (r < 18) return "Discovery";
1353         if (r < 19) return "Shadow";
1354         if (r < 20) return "Acidic";
1355         if (r < 21) return "Dominator";
1356         if (r < 22) return "Hellfire";
1357         if (r < 23) return "Necrotic";
1358         if (r < 24) return "Newbie";
1359         if (r < 25) return "Spellbinder";
1360         if (r < 26) return "Lion";
1361         if (r < 27) return "Controlled";
1362         if (r < 28) return "Airhead";
1363         if (r < 29) return "Delirium";
1364         if (r < 30) return "Resurrection";
1365         if (r < 31) return "Danger";
1366         return "Flatline";
1367 };
1368
1369 string(float r) bot_skinfornumber =
1370 {
1371              if (r <  1) {self.playermodel = "models/player/carni.zym"          ;self.playerskin = "0";return "Carni"          ;}
1372         else if (r <  2) {self.playermodel = "models/player/carni.zym"          ;self.playerskin = "1";return "Armored Carni"  ;}
1373         else if (r <  3) {self.playermodel = "models/player/crash.zym"          ;self.playerskin = "0";return "Quark"          ;}
1374         else if (r <  4) {self.playermodel = "models/player/grunt.zym"          ;self.playerskin = "0";return "Grunt"          ;}
1375         else if (r <  5) {self.playermodel = "models/player/headhunter.zym"     ;self.playerskin = "0";return "HeadHunter"     ;}
1376         else if (r <  6) {self.playermodel = "models/player/insurrectionist.zym";self.playerskin = "0";return "Insurrectionist";}
1377         else if (r <  7) {self.playermodel = "models/player/lurk.zym"           ;self.playerskin = "0";return "Lurk"           ;}
1378         else if (r <  8) {self.playermodel = "models/player/lurk.zym"           ;self.playerskin = "1";return "Reptile"        ;}
1379         else if (r <  9) {self.playermodel = "models/player/lycanthrope.zym"    ;self.playerskin = "0";return "Lycanthrope"    ;}
1380         else if (r < 10) {self.playermodel = "models/player/marine.zym"         ;self.playerskin = "0";return "Marine"         ;}
1381         else if (r < 11) {self.playermodel = "models/player/nexus.zym"          ;self.playerskin = "0";return "Nexus"          ;}
1382         else if (r < 12) {self.playermodel = "models/player/nexus.zym"          ;self.playerskin = "1";return "Mulder"         ;}
1383         else if (r < 13) {self.playermodel = "models/player/nexus.zym"          ;self.playerskin = "2";return "Xolar"          ;}
1384         else if (r < 14) {self.playermodel = "models/player/pyria.zym"          ;self.playerskin = "0";return "Pyria"          ;}
1385         else if (r < 15) {self.playermodel = "models/player/shock.zym"          ;self.playerskin = "0";return "Shock"          ;}
1386         else if (r < 16) {self.playermodel = "models/player/skadi.zym"          ;self.playerskin = "0";return "Skadi"          ;}
1387         else if (r < 17) {self.playermodel = "models/player/specop.zym"         ;self.playerskin = "0";return "Specop"         ;}
1388         else             {self.playermodel = "models/player/visitant.zym"       ;self.playerskin = "0";return "Fricka"         ;}
1389 };
1390
1391 void() bot_setnameandstuff =
1392 {
1393         local string name, prefix, suffix;
1394         local float r, b, shirt, pants;
1395
1396         prefix = cvar_string("bot_prefix");
1397         suffix = cvar_string("bot_suffix");
1398
1399         // this is really only a default, JoinBestTeam is called later
1400         pants = bound(0, floor(random() * 13), 13);
1401         //shirt = bound(0, floor(random() * 16), 15);
1402         shirt = pants;
1403         self.clientcolors = shirt * 16 + pants;
1404         self.team = pants + 1;
1405
1406         // now pick a name...
1407
1408         if (cvar("bot_usemodelnames"))
1409         {
1410                 // first see if all skins are taken
1411                 b = 0;
1412                 do
1413                 {
1414                         name = bot_skinfornumber(b);
1415                         b = b + 1;
1416                 }
1417                 while (b < BOTSKINS && find(world, netname, name));
1418
1419                 // randomly pick a skin, if it's taken either repeat until we find one,
1420                 // or give up if we already know all skins are taken
1421                 do
1422                 {
1423                         r = floor(random() * BOTSKINS);
1424                         name = bot_skinfornumber(r);
1425                 }
1426                 while (b < BOTSKINS && find(world, netname, name));
1427         }
1428         else
1429         {
1430                 // first see if all names are taken
1431                 b = 0;
1432                 do
1433                 {
1434                         name = bot_namefornumber(b);
1435                         b = b + 1;
1436                 }
1437                 while (b < BOTNAMES && find(world, netname, name));
1438
1439                 // randomly pick a name, if it's taken either repeat until we find one,
1440                 // or give up if we already know all names are taken
1441                 do
1442                 {
1443                         r = floor(random() * BOTNAMES);
1444                         name = bot_namefornumber(r);
1445                 }
1446                 while (b < BOTNAMES && find(world, netname, name));
1447
1448                 // randomly pick a skin
1449                 bot_skinfornumber(floor(random() * BOTSKINS));
1450         }
1451         if(!cvar("g_campaign"))
1452                 self.netname = strzone(strcat(prefix, name, suffix));
1453         else
1454                 self.netname = name;
1455 };
1456
1457 float bot_ignore_bots; // let bots not attack other bots (only works in non-teamplay)
1458 float(entity e) bot_shouldattack =
1459 {
1460         if (e.team == self.team)
1461         {
1462                 if (e == self)
1463                         return FALSE;
1464                 if (teamplay)
1465                 if (e.team != 0)
1466                         return FALSE;
1467         }
1468         if(!teamplay)
1469                 if(bot_ignore_bots)
1470                         if(clienttype(e) == CLIENTTYPE_BOT)
1471                                 return FALSE;
1472         if (!e.takedamage)
1473                 return FALSE;
1474         if (e.deadflag)
1475                 return FALSE;
1476         if (e.buttonchat)
1477                 return FALSE;
1478         return TRUE;
1479 };
1480
1481 void(float t, float f1, float f2, entity e1, vector v1, vector v2, vector v3, vector v4) bot_lagfunc =
1482 {
1483         self.bot_aimtarg = e1;
1484         self.bot_aimlatency = self.ping; // FIXME?  Shouldn't this be in the lag item?
1485         self.bot_aimselforigin = v1;
1486         self.bot_aimselfvelocity = v2;
1487         self.bot_aimtargorigin = v3;
1488         self.bot_aimtargvelocity = v4;
1489         if(skill <= 0)
1490                 self.bot_canfire = (random() < 0.8);
1491         else if(skill <= 1)
1492                 self.bot_canfire = (random() < 0.9);
1493         else if(skill <= 2)
1494                 self.bot_canfire = (random() < 0.95);
1495         else
1496                 self.bot_canfire = 1;
1497 };
1498
1499 .float bot_badaimtime;
1500 .float bot_aimthinktime;
1501 .vector bot_mouseaim;
1502 .vector bot_badaimoffset;
1503 .vector bot_1st_order_aimfilter;
1504 .vector bot_2nd_order_aimfilter;
1505 .vector bot_3th_order_aimfilter;
1506 .vector bot_4th_order_aimfilter;
1507 .vector bot_5th_order_aimfilter;
1508 .vector bot_olddesiredang;
1509 float(vector v, float maxfiredeviation) bot_aimdir =
1510 {
1511 /*
1512         local float snapcos;
1513         local vector olddir, newdir, desireddir;
1514
1515         makevectors(self.v_angle);
1516         olddir = newdir = v_forward;
1517         desireddir = normalize(v);
1518         snapcos = cos(cvar("bot_ai_aimskill_snapangle") * frametime * (skill + 1) * 0.5);
1519         if (desireddir * olddir < v_forward_x)
1520                 newdir = desireddir;
1521         else
1522         {
1523                 local float blendrate;
1524                 blendrate = cvar("bot_ai_aimskill_blendrate") * frametime * (skill + 1) * 0.5;
1525                 newdir = olddir + (desireddir - olddir) * bound(0, blendrate, 1);
1526         }
1527
1528         // decide whether to fire this time
1529         if ((desireddir * newdir) >= cos(maxfiredeviation))
1530                 self.bot_firetimer = time + 0.3;
1531
1532         self.v_angle = vectoangles(newdir);
1533         self.v_angle_x = self.v_angle_x * -1;
1534
1535         makevectors(self.v_angle);
1536         shotorg = self.origin + self.view_ofs;
1537         shotdir = newdir;
1538
1539         return time < self.bot_firetimer;
1540 */
1541
1542         local float dist;
1543         local vector desiredang, diffang;
1544
1545         //dprint("aim ", self.netname, ": old:", vtos(self.v_angle));
1546         // make sure v_angle is sane first
1547         //self.v_angle_x = bound(-180, self.v_angle_x, 180);
1548         //while (self.v_angle_x < -180) self.v_angle_x = self.v_angle_x + 360;
1549         //while (self.v_angle_x >= 180) self.v_angle_x = self.v_angle_x - 360;
1550         while (self.v_angle_y < -180) self.v_angle_y = self.v_angle_y + 360;
1551         while (self.v_angle_y >= 180) self.v_angle_y = self.v_angle_y - 360;
1552         //while (self.v_angle_z < -180) self.v_angle_z = self.v_angle_z + 360;
1553         //while (self.v_angle_z >= 180) self.v_angle_z = self.v_angle_z - 360;
1554         self.v_angle_z = 0;
1555
1556         // get the desired angles to aim at
1557         //dprint(" at:", vtos(v));
1558         v = normalize(v);
1559         //te_lightning2(world, self.origin + self.view_ofs, self.origin + self.view_ofs + v * 200);
1560         if (time >= self.bot_badaimtime)
1561         {
1562                 self.bot_badaimtime = max(self.bot_badaimtime + 0.3, time);
1563                 self.bot_badaimoffset = randomvec() * bound(0, 5 - 0.5 * (skill+self.bot_offsetskill), 5);
1564         }
1565         desiredang = vectoangles(v) + self.bot_badaimoffset*cvar("bot_ai_aimskill_offset");
1566         //dprint(" desired:", vtos(desiredang));
1567         if (desiredang_x >= 180)
1568                 desiredang_x = desiredang_x - 360;
1569         desiredang_x = 0 - desiredang_x;
1570         desiredang_z = self.v_angle_z;
1571         desiredang_x = bound(-90, desiredang_x, 90);
1572         //dprint(" / ", vtos(desiredang));
1573
1574         //// pain throws off aim
1575         //if (self.bot_painintensity)
1576         //{
1577         //      // shake from pain
1578         //      desiredang = desiredang + randomvec() * self.bot_painintensity * 0.2;
1579         //}
1580
1581         // calculate turn angles
1582         diffang = (desiredang - self.bot_olddesiredang)*(1/frametime);
1583         self.bot_olddesiredang = desiredang;
1584         //dprint(" diff:", vtos(diffang));
1585
1586         // wrap yaw turn
1587         while (diffang_y < -180)
1588                 diffang_y = diffang_y + 360;
1589         while (diffang_y >  180)
1590                 diffang_y = diffang_y - 360;
1591
1592         // Here we will try to anticipate the comming aiming direction
1593         self.bot_1st_order_aimfilter= self.bot_1st_order_aimfilter
1594                 + (diffang                      - self.bot_1st_order_aimfilter) * bound(0, cvar("bot_ai_aimskill_order_filter_1st"),1);
1595         self.bot_2nd_order_aimfilter= self.bot_2nd_order_aimfilter
1596                 + (self.bot_1st_order_aimfilter - self.bot_2nd_order_aimfilter) * bound(0, cvar("bot_ai_aimskill_order_filter_2nd"),1);
1597         self.bot_3th_order_aimfilter= self.bot_3th_order_aimfilter
1598                 + (self.bot_2nd_order_aimfilter - self.bot_3th_order_aimfilter) * bound(0, cvar("bot_ai_aimskill_order_filter_3th"),1);
1599         self.bot_4th_order_aimfilter= self.bot_4th_order_aimfilter
1600                 + (self.bot_3th_order_aimfilter - self.bot_4th_order_aimfilter) * bound(0, cvar("bot_ai_aimskill_order_filter_4th"),1);
1601         self.bot_5th_order_aimfilter= self.bot_5th_order_aimfilter
1602                 + (self.bot_4th_order_aimfilter - self.bot_5th_order_aimfilter) * bound(0, cvar("bot_ai_aimskill_order_filter_5th"),1);
1603
1604         local float blend;
1605         //blend = (bound(0,skill,10)*0.1)*pow(1-bound(0,skill,10)*0.05,2.5)*5.656854249; //Plot formule before changing !
1606         blend = bound(0,skill,10)*0.1;
1607         desiredang = desiredang + blend *
1608         (
1609                   self.bot_1st_order_aimfilter * cvar("bot_ai_aimskill_order_mix_1st")
1610                 + self.bot_2nd_order_aimfilter * cvar("bot_ai_aimskill_order_mix_2nd")
1611                 + self.bot_3th_order_aimfilter * cvar("bot_ai_aimskill_order_mix_3th")
1612                 + self.bot_4th_order_aimfilter * cvar("bot_ai_aimskill_order_mix_4th")
1613                 + self.bot_5th_order_aimfilter * cvar("bot_ai_aimskill_order_mix_5th")
1614         );
1615         while (desiredang_z < -180)
1616                 desiredang_z = desiredang_z + 360;
1617         while (desiredang_z >  180)
1618                 desiredang_z = desiredang_z - 360;
1619         // calculate turn angles
1620         diffang = desiredang - self.bot_mouseaim;
1621         //dprint(" diff:", vtos(diffang));
1622
1623         // wrap yaw turn
1624         while (diffang_y < -180)
1625                 diffang_y = diffang_y + 360;
1626         while (diffang_y >  180)
1627                 diffang_y = diffang_y - 360;
1628
1629         if (time >= self.bot_aimthinktime)
1630         {
1631                 self.bot_aimthinktime = max(self.bot_aimthinktime + 0.5 - 0.05*(skill+self.bot_thinkskill), time);
1632                 self.bot_mouseaim = self.bot_mouseaim + diffang * (1-random()*0.1*bound(1,10-skill,10));
1633         }
1634
1635         //self.v_angle = self.v_angle + diffang * bound(0, r * frametime * (skill * 0.5 + 2), 1);
1636
1637         desiredang = self.bot_mouseaim*bound(0,cvar("bot_ai_aimskill_think"),1) + desiredang * bound(0,(1-cvar("bot_ai_aimskill_think")),1);
1638
1639         // calculate turn angles
1640         diffang = desiredang - self.v_angle;
1641         //dprint(" diff:", vtos(diffang));
1642
1643         // wrap yaw turn
1644         while (diffang_y < -180)
1645                 diffang_y = diffang_y + 360;
1646         while (diffang_y >  180)
1647                 diffang_y = diffang_y - 360;
1648         // calculate turn angles
1649         diffang = desiredang - self.v_angle;
1650         //dprint(" diff:", vtos(diffang));
1651
1652         // wrap yaw turn
1653         while (diffang_y < -180)
1654                 diffang_y = diffang_y + 360;
1655         while (diffang_y >  180)
1656                 diffang_y = diffang_y - 360;
1657
1658         // jitter tracking
1659         dist = vlen(diffang);
1660         //diffang = diffang + randomvec() * (dist * 0.05 * (3.5 - bound(0, skill, 3)));
1661
1662         // turn
1663         local float r, fixedrate, blendrate;
1664         fixedrate = cvar("bot_ai_aimskill_fixedrate") / bound(1,dist,1000);
1665         blendrate = cvar("bot_ai_aimskill_blendrate");
1666         r = max(fixedrate, blendrate);
1667         //self.v_angle = self.v_angle + diffang * bound(frametime, r * frametime * (2+skill*skill*0.05-random()*0.05*(10-skill)), 1);
1668         self.v_angle = self.v_angle + diffang * bound(frametime, r * frametime * (2+pow(skill+self.bot_mouseskill,3)*0.005-random()), 1);
1669         self.v_angle = self.v_angle * bound(0,cvar("bot_ai_aimskill_mouse"),1) + desiredang * bound(0,(1-cvar("bot_ai_aimskill_mouse")),1);
1670         //self.v_angle = self.v_angle + diffang * bound(0, r * frametime * (skill * 0.5 + 2), 1);
1671         //self.v_angle = self.v_angle + diffang * (1/ blendrate);
1672         self.v_angle_z = 0;
1673         while (self.v_angle_y < -180)
1674                 self.v_angle_y = self.v_angle_y + 360;
1675         while (self.v_angle_y >= 180)
1676                 self.v_angle_y = self.v_angle_y - 360;
1677         //dprint(" turn:", vtos(self.v_angle));
1678
1679         makevectors(self.v_angle);
1680         shotorg = self.origin + self.view_ofs;
1681         shotdir = v_forward;
1682
1683         //dprint(" dir:", vtos(v_forward));
1684         //te_lightning2(world, shotorg, shotorg + shotdir * 100);
1685
1686         // calculate turn angles again
1687         diffang = desiredang - self.v_angle;
1688         while (diffang_y < -180)
1689                 diffang_y = diffang_y + 360;
1690         while (diffang_y >  180)
1691                 diffang_y = diffang_y - 360;
1692
1693         //bprint("e ");bprintvector(diffang);bprint(" < ");bprintfloat(maxfiredeviation);bprint("\n");
1694
1695         // decide whether to fire this time
1696         // note the maxfiredeviation is in degrees so this has to convert to radians first
1697         //if ((normalize(v) * shotdir) >= cos(maxfiredeviation * (3.14159265358979323846 / 180)))
1698         if ((normalize(v) * shotdir) >= cos(maxfiredeviation * (3.14159265358979323846 / 180)))
1699                         self.bot_firetimer = time + 0.3/bound(1,skill*0.3,3);
1700         traceline(shotorg,shotorg+shotdir*1000,FALSE,world);
1701         if ( vlen(trace_endpos-shotorg)>bound(0,skill*20,20) && random()<bound(0,skill*0.5,10)*frametime*2 )
1702                 self.bot_canfire = 0;
1703         //dprint(ftos(maxfiredeviation),"\n");
1704         //dprint(" diff:", vtos(diffang), "\n");
1705
1706         return self.bot_canfire && (time < self.bot_firetimer);
1707 };
1708
1709 vector(vector targorigin, vector targvelocity, float shotspeed, float shotdelay) bot_shotlead =
1710 {
1711         // Try to add code here that predicts gravity effect here, no clue HOW to though ... well not yet atleast...
1712         return targorigin + targvelocity * (shotdelay + vlen(targorigin - shotorg) / shotspeed);
1713 };
1714
1715 float(float shotspeed, float shotspeedupward, float maxshottime, float applygravity) bot_aim =
1716 {
1717         local float f, r;
1718         local vector v;
1719         /*
1720         eprint(self);
1721         dprint("bot_aim(", ftos(shotspeed));
1722         dprint(", ", ftos(shotspeedupward));
1723         dprint(", ", ftos(maxshottime));
1724         dprint(", ", ftos(applygravity));
1725         dprint(");\n");
1726         */
1727         if (!shotspeed)
1728         {
1729                 dprint("bot_aim: WARNING: weapon ", W_Name(self.weapon), " shotspeed is zero!\n");
1730                 shotspeed = 1000000;
1731         }
1732         if (!maxshottime)
1733         {
1734                 dprint("bot_aim: WARNING: weapon ", W_Name(self.weapon), " maxshottime is zero!\n");
1735                 maxshottime = 1;
1736         }
1737         makevectors(self.v_angle);
1738         shotorg = self.origin + self.view_ofs;
1739         shotdir = v_forward;
1740         v = bot_shotlead(self.bot_aimtargorigin, self.bot_aimtargvelocity, shotspeed, self.bot_aimlatency);
1741         local float distanceratio;
1742         distanceratio =sqrt(bound(0,skill,10000))*0.3*(vlen(v-shotorg)-100)/cvar("bot_ai_aimskill_firetolerance_distdegrees");
1743         distanceratio = bound(0,distanceratio,1);
1744         r =  (cvar("bot_ai_aimskill_firetolerance_maxdegrees")-cvar("bot_ai_aimskill_firetolerance_mindegrees"))
1745                 * (1-distanceratio) + cvar("bot_ai_aimskill_firetolerance_mindegrees");
1746         if (applygravity && self.bot_aimtarg)
1747         {
1748                 if (!findtrajectorywithleading(shotorg, '0 0 0', '0 0 0', self.bot_aimtarg, shotspeed, shotspeedupward, maxshottime, 0, self))
1749                         return FALSE;
1750                 f = bot_aimdir(findtrajectory_velocity - shotspeedupward * '0 0 1', r);
1751         }
1752         else
1753         {
1754                 f = bot_aimdir(v - shotorg, r);
1755                 //dprint("AIM: ");dprint(vtos(self.bot_aimtargorigin));dprint(" + ");dprint(vtos(self.bot_aimtargvelocity));dprint(" * ");dprint(ftos(self.bot_aimlatency + vlen(self.bot_aimtargorigin - shotorg) / shotspeed));dprint(" = ");dprint(vtos(v));dprint(" : aimdir = ");dprint(vtos(normalize(v - shotorg)));dprint(" : ");dprint(vtos(shotdir));dprint("\n");
1756                 traceline(shotorg, shotorg + shotdir * 10000, FALSE, self);
1757                 if (trace_ent.takedamage)
1758                 if (trace_fraction < 1)
1759                 if (!bot_shouldattack(trace_ent))
1760                         return FALSE;
1761                 traceline(shotorg, self.bot_aimtargorigin, FALSE, self);
1762                 if (trace_fraction < 1)
1763                 if (trace_ent != self.enemy)
1764                 if (!bot_shouldattack(trace_ent))
1765                         return FALSE;
1766         }
1767         if (r > maxshottime * shotspeed)
1768                 return FALSE;
1769         return f;
1770 };
1771
1772 // TODO: move this painintensity code to the player damage code
1773 void() bot_think =
1774 {
1775         //if (self.bot_painintensity > 0)
1776         //      self.bot_painintensity = self.bot_painintensity - (skill + 1) * 40 * frametime;
1777
1778         //self.bot_painintensity = self.bot_painintensity + self.bot_oldhealth - self.health;
1779         //self.bot_painintensity = bound(0, self.bot_painintensity, 100);
1780
1781         if(cvar("g_campaign") && !campaign_bots_may_start)
1782         {
1783                 self.nextthink = time + 0.5;
1784                 return;
1785         }
1786
1787         if (self.fixangle)
1788         {
1789                 self.v_angle = self.angles;
1790                 self.v_angle_z = 0;
1791                 self.fixangle = FALSE;
1792         }
1793
1794         self.dmg_take = 0;
1795         self.dmg_save = 0;
1796         self.dmg_inflictor = world;
1797
1798         // calculate an aiming latency based on the skill setting
1799         // (simulated network latency + naturally delayed reflexes)
1800         //self.ping = 0.7 - bound(0, 0.05 * skill, 0.5); // moved the reflexes to bot_aimdir (under the name 'think')
1801         // minimum ping 20+10 random
1802         self.ping = bound(0,0.07 - bound(0, skill * 0.005,0.05)+random()*0.01,0.65); // Now holds real lag to server, and higer skill players take a less laggy server
1803         // skill 10 = ping 0.2 (adrenaline)
1804         // skill 0 = ping 0.7 (slightly drunk)
1805
1806         // clear buttons
1807         self.button0 = 0;
1808         self.button1 = 0;
1809         self.button2 = 0;
1810         self.button3 = 0;
1811         self.button4 = 0;
1812         self.button5 = 0;
1813         self.button6 = 0;
1814         self.button7 = 0;
1815         self.button8 = 0;
1816         self.buttonchat = 0;
1817         self.buttonuse = 0;
1818
1819         // if dead, just wait until we can respawn
1820         if (self.deadflag)
1821         {
1822                 if (self.deadflag == DEAD_DEAD)
1823                         self.button2 = 1; // press jump to respawn
1824                 return;
1825         }
1826
1827         // now call the current bot AI (havocbot for example)
1828         self.bot_ai();
1829 };
1830
1831 entity bot_strategytoken;
1832 entity player_list;
1833 .entity nextplayer;
1834 void() bot_relinkplayerlist =
1835 {
1836         local entity e;
1837         local entity prevbot;
1838         player_count = 0;
1839         currentbots = 0;
1840         player_list = e = findchainflags(flags, FL_CLIENT);
1841         bot_list = world;
1842         prevbot = world;
1843         while (e)
1844         {
1845                 player_count = player_count + 1;
1846                 e.nextplayer = e.chain;
1847                 if (clienttype(e) == CLIENTTYPE_BOT)
1848                 {
1849                         if (prevbot)
1850                                 prevbot.nextbot = e;
1851                         else
1852                                 bot_list = e;
1853                         prevbot = e;
1854                         currentbots = currentbots + 1;
1855                 }
1856                 e = e.chain;
1857         }
1858         dprint(strcat("relink: ", ftos(currentbots), " bots seen.\n"));
1859         bot_strategytoken = bot_list;
1860 };
1861
1862 void() havocbot_setupbot;
1863 float JoinBestTeam(entity pl, float only_return_best);
1864
1865 void() bot_clientconnect =
1866 {
1867         if (clienttype(self) != CLIENTTYPE_BOT)
1868                 return;
1869         self.lag_func = bot_lagfunc;
1870         self.isbot = TRUE;
1871         self.createdtime = self.nextthink;
1872         JoinBestTeam(self, FALSE);
1873         havocbot_setupbot();
1874         self.bot_mouseskill=random()-0.5;
1875         self.bot_thinkskill=random()-0.5;
1876         self.bot_predictionskill=random()-0.5;
1877         self.bot_offsetskill=random()-0.5;
1878 };
1879
1880 entity() bot_spawn =
1881 {
1882         local entity oldself, bot;
1883         bot = spawnclient();
1884         if (bot)
1885         {
1886                 currentbots = currentbots + 1;
1887                 oldself = self;
1888                 self = bot;
1889                 bot_setnameandstuff();
1890                 ClientConnect();
1891                 PutClientInServer();
1892                 self = oldself;
1893         }
1894         return bot;
1895 };
1896
1897 void() bot_removenewest =
1898 {
1899         local float besttime;
1900         local entity best, head;
1901         head = findchainfloat(isbot, TRUE);
1902         if (!head)
1903                 return;
1904         best = head;
1905         besttime = head.createdtime;
1906         while (head)
1907         {
1908                 if (besttime < head.createdtime)
1909                 {
1910                         besttime = head.createdtime;
1911                         best = head;
1912                 }
1913                 head = head.chain;
1914         }
1915         currentbots = currentbots - 1;
1916         dropclient(best);
1917 };
1918
1919 float botframe_waypointeditorlightningtime;
1920 void() botframe_showwaypointlinks =
1921 {
1922         local entity player, head, w;
1923         if (time < botframe_waypointeditorlightningtime)
1924                 return;
1925         botframe_waypointeditorlightningtime = time + 0.5;
1926         player = find(world, classname, "player");
1927         while (player)
1928         {
1929                 if (!player.isbot)
1930                 if (player.flags & FL_ONGROUND)
1931                 {
1932                         //navigation_testtracewalk = TRUE;
1933                         head = navigation_findnearestwaypoint(player, FALSE);
1934                         //navigation_testtracewalk = FALSE;
1935                         if (head)
1936                         {
1937                                 w = head     ;if (w) te_lightning2(world, w.origin, player.origin);
1938                                 w = head.wp00;if (w) te_lightning2(world, w.origin, head.origin);
1939                                 w = head.wp01;if (w) te_lightning2(world, w.origin, head.origin);
1940                                 w = head.wp02;if (w) te_lightning2(world, w.origin, head.origin);
1941                                 w = head.wp03;if (w) te_lightning2(world, w.origin, head.origin);
1942                                 w = head.wp04;if (w) te_lightning2(world, w.origin, head.origin);
1943                                 w = head.wp05;if (w) te_lightning2(world, w.origin, head.origin);
1944                                 w = head.wp06;if (w) te_lightning2(world, w.origin, head.origin);
1945                                 w = head.wp07;if (w) te_lightning2(world, w.origin, head.origin);
1946                                 w = head.wp08;if (w) te_lightning2(world, w.origin, head.origin);
1947                                 w = head.wp09;if (w) te_lightning2(world, w.origin, head.origin);
1948                                 w = head.wp10;if (w) te_lightning2(world, w.origin, head.origin);
1949                                 w = head.wp11;if (w) te_lightning2(world, w.origin, head.origin);
1950                                 w = head.wp12;if (w) te_lightning2(world, w.origin, head.origin);
1951                                 w = head.wp13;if (w) te_lightning2(world, w.origin, head.origin);
1952                                 w = head.wp14;if (w) te_lightning2(world, w.origin, head.origin);
1953                                 w = head.wp15;if (w) te_lightning2(world, w.origin, head.origin);
1954                                 w = head.wp16;if (w) te_lightning2(world, w.origin, head.origin);
1955                                 w = head.wp17;if (w) te_lightning2(world, w.origin, head.origin);
1956                                 w = head.wp18;if (w) te_lightning2(world, w.origin, head.origin);
1957                                 w = head.wp19;if (w) te_lightning2(world, w.origin, head.origin);
1958                                 w = head.wp20;if (w) te_lightning2(world, w.origin, head.origin);
1959                                 w = head.wp21;if (w) te_lightning2(world, w.origin, head.origin);
1960                                 w = head.wp22;if (w) te_lightning2(world, w.origin, head.origin);
1961                                 w = head.wp23;if (w) te_lightning2(world, w.origin, head.origin);
1962                                 w = head.wp24;if (w) te_lightning2(world, w.origin, head.origin);
1963                                 w = head.wp25;if (w) te_lightning2(world, w.origin, head.origin);
1964                                 w = head.wp26;if (w) te_lightning2(world, w.origin, head.origin);
1965                                 w = head.wp27;if (w) te_lightning2(world, w.origin, head.origin);
1966                                 w = head.wp28;if (w) te_lightning2(world, w.origin, head.origin);
1967                                 w = head.wp29;if (w) te_lightning2(world, w.origin, head.origin);
1968                                 w = head.wp30;if (w) te_lightning2(world, w.origin, head.origin);
1969                                 w = head.wp31;if (w) te_lightning2(world, w.origin, head.origin);
1970                         }
1971                 }
1972                 player = find(player, classname, "player");
1973         }
1974 };
1975
1976 entity botframe_dangerwaypoint;
1977 void() botframe_updatedangerousobjects =
1978 {
1979         local entity head, bot_dodgelist;
1980         local vector m1, m2, v;
1981         local float c, d, danger;
1982         c = 0;
1983         bot_dodgelist = findchainfloat(bot_dodge, TRUE);
1984         botframe_dangerwaypoint = find(botframe_dangerwaypoint, classname, "waypoint");
1985         while (botframe_dangerwaypoint != world)
1986         {
1987                 danger = 0;
1988                 m1 = botframe_dangerwaypoint.mins;
1989                 m2 = botframe_dangerwaypoint.maxs;
1990                 head = bot_dodgelist;
1991                 while (head)
1992                 {
1993                         v = head.origin;
1994                         v_x = bound(m1_x, v_x, m2_x);
1995                         v_y = bound(m1_y, v_y, m2_y);
1996                         v_z = bound(m1_z, v_z, m2_z);
1997                         d = head.bot_dodgerating - vlen(head.origin - v);
1998                         if (d > 0)
1999                         {
2000                                 traceline(head.origin, v, TRUE, world);
2001                                 if (trace_fraction == 1)
2002                                         danger = danger + d;
2003                         }
2004                         head = head.chain;
2005                 }
2006                 botframe_dangerwaypoint.dmg = danger;
2007                 c = c + 1;
2008                 if (c >= 256)
2009                         break;
2010                 botframe_dangerwaypoint = find(botframe_dangerwaypoint, classname, "waypoint");
2011         }
2012 };
2013
2014
2015 float botframe_spawnedwaypoints;
2016 void() bot_serverframe =
2017 {
2018         float realplayers, bots;
2019
2020         if (intermission_running)
2021                 return;
2022
2023         if (time < 2)
2024                 return;
2025
2026         realplayers = player_count - currentbots;
2027
2028         // add/remove bots if needed to make sure there are at least
2029         // minplayers+bot_number, or remove all bots if no one is playing
2030         // But don't remove bots immediately on level change, as the real players
2031         // usually haven't rejoined yet
2032         if (realplayers || cvar("bot_join_empty") || (currentbots > 0 && time < 5))
2033         {
2034                 float realminplayers, minplayers;
2035                 realminplayers = cvar("minplayers");
2036                 minplayers = bound(0, floor(realminplayers), maxclients - 1);
2037                 if (realminplayers != minplayers)
2038                         cvar_set("minplayers", ftos(minplayers));
2039
2040                 float realminbots, minbots;
2041                 realminbots = cvar("bot_number");
2042                 minbots = bound(0, floor(realminbots), maxclients - 1);
2043                 if (realminbots != minbots)
2044                         cvar_set("bot_number", ftos(minbots));
2045
2046                 bots = bound(minbots, minplayers - realplayers, maxclients);
2047         }
2048         else
2049         {
2050                 // if there are no players, remove bots
2051                 bots = 0;
2052         }
2053
2054         bot_ignore_bots = cvar("bot_ignore_bots");
2055
2056         // only add one bot per frame to avoid utter chaos
2057         while (currentbots < bots)
2058         {
2059                 if (bot_spawn() == world)
2060                 {
2061                         bprint("Can not add bot, server full.\n");
2062                         cvar_set("bot_number", ftos(currentbots));
2063                         bots = currentbots;
2064                         break;
2065                 }
2066         }
2067         while (currentbots > bots)
2068                 bot_removenewest();
2069
2070         if(botframe_spawnedwaypoints)
2071         {
2072                 if(cvar("waypoint_benchmark"))
2073                         localcmd("quit\n");
2074         }
2075
2076         if (bots > 0 || cvar("g_waypointeditor"))
2077         if (!botframe_spawnedwaypoints)
2078         {
2079                 botframe_spawnedwaypoints = TRUE;
2080                 waypoint_loadall();
2081                 waypoint_schedulerelinkall();
2082         }
2083
2084         if (bot_list)
2085         {
2086                 // cycle the goal token from one bot to the next each frame
2087                 // (this prevents them from all doing waypoint searches on the same
2088                 //  frame, which causes choppy framerates)
2089                 if (bot_strategytoken)
2090                         bot_strategytoken = bot_strategytoken.nextbot;
2091                 if (!bot_strategytoken)
2092                         bot_strategytoken = bot_list;
2093
2094                 botframe_updatedangerousobjects();
2095         }
2096
2097         if (cvar("g_waypointeditor"))
2098                 botframe_showwaypointlinks();
2099 };