qcsrc/common/turrets/sv_turrets.qc

   1 // =========================
   2 //  SVQC Turret Properties
   3 // =========================
   4
   5
   6 // Generic aiming
   7 vector turret_aim_generic()
   8 {
   9
  10         vector pre_pos, prep;
  11         float distance, impact_time = 0, i, mintime;
  12
  13         turret_tag_fire_update();
  14
  15         if(self.aim_flags & TFL_AIM_SIMPLE)
  16                 return real_origin(self.enemy);
  17
  18         mintime = max(self.attack_finished_single - time,0) + sys_frametime;
  19
  20         // Baseline
  21         pre_pos = real_origin(self.enemy);
  22
  23         // Lead?
  24         if (self.aim_flags & TFL_AIM_LEAD)
  25         {
  26                 if (self.aim_flags & TFL_AIM_SHOTTIMECOMPENSATE)           // Need to conpensate for shot traveltime
  27                 {
  28                         prep = pre_pos;
  29
  30                         distance = vlen(prep - self.tur_shotorg);
  31                         impact_time = distance / self.shot_speed;
  32
  33                         prep = pre_pos + (self.enemy.velocity * (impact_time + mintime));
  34
  35                         if(self.aim_flags & TFL_AIM_ZPREDICT)
  36                         if(!(self.enemy.flags & FL_ONGROUND))
  37                         if(self.enemy.movetype == MOVETYPE_WALK || self.enemy.movetype == MOVETYPE_TOSS || self.enemy.movetype == MOVETYPE_BOUNCE)
  38                         {
  39                                 float vz;
  40                                 prep_z = pre_pos_z;
  41                                 vz = self.enemy.velocity_z;
  42                                 for(i = 0; i < impact_time; i += sys_frametime)
  43                                 {
  44                                         vz = vz - (autocvar_sv_gravity * sys_frametime);
  45                                         prep_z = prep_z + vz * sys_frametime;
  46                                 }
  47                         }
  48                         pre_pos = prep;
  49                 }
  50                 else
  51                         pre_pos = pre_pos + self.enemy.velocity * mintime;
  52         }
  53
  54         if(self.aim_flags & TFL_AIM_SPLASH)
  55         {
  56                 //tracebox(pre_pos + '0 0 32',self.enemy.mins,self.enemy.maxs,pre_pos -'0 0 64',MOVE_WORLDONLY,self.enemy);
  57                 traceline(pre_pos + '0 0 32',pre_pos -'0 0 64',MOVE_WORLDONLY,self.enemy);
  58                 if(trace_fraction != 1.0)
  59                         pre_pos = trace_endpos;
  60         }
  61
  62         return pre_pos;
  63 }
  64
  65 float turret_targetscore_support(entity _turret,entity _target)
  66 {
  67         float score;            // Total score
  68         float s_score = 0, d_score;
  69
  70         if (_turret.enemy == _target) s_score = 1;
  71
  72         d_score = min(_turret.target_range_optimal,tvt_dist) / max(_turret.target_range_optimal,tvt_dist);
  73
  74         score = (d_score * _turret.target_select_rangebias) +
  75                         (s_score * _turret.target_select_samebias);
  76
  77         return score;
  78 }
  79
  80 /*
  81 * Generic bias aware score system.
  82 */
  83 float turret_targetscore_generic(entity _turret, entity _target)
  84 {
  85         float d_dist;      // Defendmode Distance
  86         float score;            // Total score
  87         float d_score;    // Distance score
  88         float a_score;    // Angular score
  89         float m_score = 0;  // missile score
  90         float p_score = 0;  // player score
  91         float ikr;                // ideal kill range
  92
  93         if (_turret.tur_defend)
  94         {
  95                 d_dist = vlen(real_origin(_target) - _turret.tur_defend.origin);
  96                 ikr = vlen(_turret.origin - _turret.tur_defend.origin);
  97                 d_score = 1 - d_dist / _turret.target_range;
  98         }
  99         else
 100         {
 101                 // Make a normlized value base on the targets distance from our optimal killzone
 102                 ikr = _turret.target_range_optimal;
 103                 d_score = min(ikr, tvt_dist) / max(ikr, tvt_dist);
 104         }
 105
 106         a_score = 1 - tvt_thadf / _turret.aim_maxrotate;
 107
 108         if ((_turret.target_select_missilebias > 0) && (_target.flags & FL_PROJECTILE))
 109                 m_score = 1;
 110
 111         if ((_turret.target_select_playerbias > 0) && IS_CLIENT(_target))
 112                 p_score = 1;
 113
 114         d_score = max(d_score, 0);
 115         a_score = max(a_score, 0);
 116         m_score = max(m_score, 0);
 117         p_score = max(p_score, 0);
 118
 119         score = (d_score * _turret.target_select_rangebias) +
 120                         (a_score * _turret.target_select_anglebias) +
 121                         (m_score * _turret.target_select_missilebias) +
 122                         (p_score * _turret.target_select_playerbias);
 123
 124         if(_turret.target_range < vlen(_turret.tur_shotorg - real_origin(_target)))
 125         {
 126                 //dprint("Wtf?\n");
 127                 score *= 0.001;
 128         }
 129
 130 #ifdef TURRET_DEBUG
 131         string sd,sa,sm,sp,ss;
 132         string sdt,sat,smt,spt;
 133
 134         sd = ftos(d_score);
 135         d_score *= _turret.target_select_rangebias;
 136         sdt = ftos(d_score);
 137
 138         //sv = ftos(v_score);
 139         //v_score *= _turret.target_select_samebias;
 140         //svt = ftos(v_score);
 141
 142         sa = ftos(a_score);
 143         a_score *= _turret.target_select_anglebias;
 144         sat = ftos(a_score);
 145
 146         sm = ftos(m_score);
 147         m_score *= _turret.target_select_missilebias;
 148         smt = ftos(m_score);
 149
 150         sp = ftos(p_score);
 151         p_score *= _turret.target_select_playerbias;
 152         spt = ftos(p_score);
 153
 154
 155         ss = ftos(score);
 156         bprint("^3Target scores^7 \[  ",_turret.netname, "  \] ^3for^7 \[  ", _target.netname,"  \]\n");
 157         bprint("^5Range:\[  ",sd,  "  \]^2+bias:\[  ",sdt,"  \]\n");
 158         bprint("^5Angle:\[  ",sa,  "  \]^2+bias:\[  ",sat,"  \]\n");
 159         bprint("^5Missile:\[  ",sm,"  \]^2+bias:\[  ",smt,"  \]\n");
 160         bprint("^5Player:\[  ",sp, "  \]^2+bias:\[  ",spt,"  \]\n");
 161         bprint("^3Total (w/bias):\[^1",ss,"\]\n");
 162
 163 #endif
 164
 165         return score;
 166 }
 167
 168 // Generic damage handling
 169 void() turret_respawn;
 170 void turret_hide()
 171 {
 172         self.effects   |= EF_NODRAW;
 173         self.nextthink = time + self.respawntime - 0.2;
 174         self.think       = turret_respawn;
 175 }
 176
 177 void turret_die()
 178 {
 179         self.deadflag             = DEAD_DEAD;
 180         self.tur_head.deadflag = self.deadflag;
 181
 182 // Unsolidify and hide real parts
 183         self.solid                       = SOLID_NOT;
 184         self.tur_head.solid      = self.solid;
 185
 186         self.event_damage                 = func_null;
 187         self.takedamage                  = DAMAGE_NO;
 188
 189         self.health                      = 0;
 190
 191 // Go boom
 192         //RadiusDamage (self,self, min(self.ammo,50),min(self.ammo,50) * 0.25,250,world,min(self.ammo,50)*5,DEATH_TURRET,world);
 193
 194         if(self.damage_flags & TFL_DMG_DEATH_NORESPAWN)
 195         {
 196                 TUR_ACTION(self.turretid, TR_DEATH);
 197
 198                 remove(self.tur_head);
 199                 remove(self);
 200         }
 201         else
 202         {
 203                 // Setup respawn
 204                 self.SendFlags    |= TNSF_STATUS;
 205                 self.nextthink   = time + 0.2;
 206                 self.think               = turret_hide;
 207
 208                 TUR_ACTION(self.turretid, TR_DEATH);
 209         }
 210 }
 211
 212 void turret_damage (entity inflictor, entity attacker, float damage, float deathtype, vector hitloc, vector vforce)
 213 {
 214         // Enougth allready!
 215         if(self.deadflag == DEAD_DEAD)
 216                 return;
 217
 218         // Inactive turrets take no damage. (hm..)
 219         if(!self.active)
 220                 return;
 221
 222         if (teamplay)
 223         if (self.team == attacker.team)
 224         {
 225                 // This does not happen anymore. Re-enable if you fix that.
 226                 if(IS_REAL_CLIENT(attacker))
 227                         sprint(attacker, "\{1}Turret tells you: I'm on your team!\n");
 228
 229                 if(autocvar_g_friendlyfire)
 230                         damage = damage * autocvar_g_friendlyfire;
 231                 else
 232                         return;
 233         }
 234
 235         self.health -= damage;
 236
 237         // thorw head slightly off aim when hit?
 238         if (self.damage_flags & TFL_DMG_HEADSHAKE)
 239         {
 240                 self.tur_head.angles_x = self.tur_head.angles_x + (-0.5 + random()) * damage;
 241                 self.tur_head.angles_y = self.tur_head.angles_y + (-0.5 + random()) * damage;
 242
 243                 self.SendFlags  |= TNSF_ANG;
 244         }
 245
 246         if (self.turret_flags & TUR_FLAG_MOVE)
 247                 self.velocity = self.velocity + vforce;
 248
 249         if (self.health <= 0)
 250         {
 251                 self.event_damage                 = func_null;
 252                 self.tur_head.event_damage = func_null;
 253                 self.takedamage                  = DAMAGE_NO;
 254                 self.nextthink = time;
 255                 self.think = turret_die;
 256         }
 257
 258         self.SendFlags  |= TNSF_STATUS;
 259 }
 260
 261 void() turret_think;
 262 void turret_respawn()
 263 {
 264         // Make sure all parts belong to the same team since
 265         // this function doubles as "teamchange" function.
 266         self.tur_head.team      = self.team;
 267         self.effects                       &= ~EF_NODRAW;
 268         self.deadflag                           = DEAD_NO;
 269         self.effects                            = EF_LOWPRECISION;
 270         self.solid                                      = SOLID_BBOX;
 271         self.takedamage                         = DAMAGE_AIM;
 272         self.event_damage                       = turret_damage;
 273         self.avelocity                          = '0 0 0';
 274         self.tur_head.avelocity         = self.avelocity;
 275         self.tur_head.angles            = self.idle_aim;
 276         self.health                                     = self.max_health;
 277         self.enemy                                      = world;
 278         self.volly_counter                      = self.shot_volly;
 279         self.ammo                                       = self.ammo_max;
 280
 281         self.nextthink = time + self.ticrate;
 282         self.think       = turret_think;
 283
 284         self.SendFlags = TNSF_FULL_UPDATE;
 285
 286         TUR_ACTION(self.turretid, TR_SETUP);
 287 }
 288
 289
 290 // Main functions
 291 #define cvar_base "g_turrets_unit_"
 292 .float clientframe;
 293 void turrets_setframe(float _frame, float client_only)
 294 {
 295         if((client_only ? self.clientframe : self.frame ) != _frame)
 296         {
 297                 self.SendFlags |= TNSF_ANIM;
 298                 self.anim_start_time = time;
 299         }
 300
 301          if(client_only)
 302                 self.clientframe = _frame;
 303         else
 304                 self.frame = _frame;
 305
 306 }
 307
 308 float turret_send(entity to, float sf)
 309 {
 310
 311         WriteByte(MSG_ENTITY, ENT_CLIENT_TURRET);
 312         WriteByte(MSG_ENTITY, sf);
 313         if(sf & TNSF_SETUP)
 314         {
 315                 WriteByte(MSG_ENTITY, self.turretid);
 316
 317                 WriteCoord(MSG_ENTITY, self.origin_x);
 318                 WriteCoord(MSG_ENTITY, self.origin_y);
 319                 WriteCoord(MSG_ENTITY, self.origin_z);
 320
 321                 WriteAngle(MSG_ENTITY, self.angles_x);
 322                 WriteAngle(MSG_ENTITY, self.angles_y);
 323         }
 324
 325         if(sf & TNSF_ANG)
 326         {
 327                 WriteShort(MSG_ENTITY, rint(self.tur_head.angles_x));
 328                 WriteShort(MSG_ENTITY, rint(self.tur_head.angles_y));
 329         }
 330
 331         if(sf & TNSF_AVEL)
 332         {
 333                 WriteShort(MSG_ENTITY, rint(self.tur_head.avelocity_x));
 334                 WriteShort(MSG_ENTITY, rint(self.tur_head.avelocity_y));
 335         }
 336
 337         if(sf & TNSF_MOVE)
 338         {
 339                 WriteShort(MSG_ENTITY, rint(self.origin_x));
 340                 WriteShort(MSG_ENTITY, rint(self.origin_y));
 341                 WriteShort(MSG_ENTITY, rint(self.origin_z));
 342
 343                 WriteShort(MSG_ENTITY, rint(self.velocity_x));
 344                 WriteShort(MSG_ENTITY, rint(self.velocity_y));
 345                 WriteShort(MSG_ENTITY, rint(self.velocity_z));
 346
 347                 WriteShort(MSG_ENTITY, rint(self.angles_y));
 348         }
 349
 350         if(sf & TNSF_ANIM)
 351         {
 352                 WriteCoord(MSG_ENTITY, self.anim_start_time);
 353                 WriteByte(MSG_ENTITY, self.frame);
 354         }
 355
 356         if(sf & TNSF_STATUS)
 357         {
 358                 WriteByte(MSG_ENTITY, self.team);
 359
 360                 if(self.health <= 0)
 361                         WriteByte(MSG_ENTITY, 0);
 362                 else
 363                         WriteByte(MSG_ENTITY, ceil((self.health / self.max_health) * 255));
 364         }
 365
 366         return TRUE;
 367 }
 368
 369 void load_unit_settings(entity ent, string unitname, float is_reload)
 370 {
 371         string sbase;
 372
 373         if (ent == world)
 374                 return;
 375
 376         if(!ent.turret_scale_damage)    ent.turret_scale_damage = 1;
 377         if(!ent.turret_scale_range)             ent.turret_scale_range  = 1;
 378         if(!ent.turret_scale_refire)    ent.turret_scale_refire = 1;
 379         if(!ent.turret_scale_ammo)              ent.turret_scale_ammo   = 1;
 380         if(!ent.turret_scale_aim)               ent.turret_scale_aim     = 1;
 381         if(!ent.turret_scale_health)    ent.turret_scale_health = 1;
 382         if(!ent.turret_scale_respawn)   ent.turret_scale_respawn = 1;
 383
 384         sbase = strcat(cvar_base,unitname);
 385         if (is_reload)
 386         {
 387                 ent.enemy = world;
 388                 ent.tur_head.avelocity = '0 0 0';
 389
 390                 ent.tur_head.angles = '0 0 0';
 391         }
 392
 393         ent.health       = cvar(strcat(sbase,"_health")) * ent.turret_scale_health;
 394         ent.respawntime = cvar(strcat(sbase,"_respawntime")) * ent.turret_scale_respawn;
 395
 396         ent.shot_dmg             = cvar(strcat(sbase,"_shot_dmg")) * ent.turret_scale_damage;
 397         ent.shot_refire   = cvar(strcat(sbase,"_shot_refire")) * ent.turret_scale_refire;
 398         ent.shot_radius   = cvar(strcat(sbase,"_shot_radius")) * ent.turret_scale_damage;
 399         ent.shot_speed          = cvar(strcat(sbase,"_shot_speed"));
 400         ent.shot_spread   = cvar(strcat(sbase,"_shot_spread"));
 401         ent.shot_force          = cvar(strcat(sbase,"_shot_force")) * ent.turret_scale_damage;
 402         ent.shot_volly          = cvar(strcat(sbase,"_shot_volly"));
 403         ent.shot_volly_refire = cvar(strcat(sbase,"_shot_volly_refire")) * ent.turret_scale_refire;
 404
 405         ent.target_range                 = cvar(strcat(sbase,"_target_range")) * ent.turret_scale_range;
 406         ent.target_range_min     = cvar(strcat(sbase,"_target_range_min")) * ent.turret_scale_range;
 407         ent.target_range_optimal = cvar(strcat(sbase,"_target_range_optimal")) * ent.turret_scale_range;
 408         //ent.target_range_fire = cvar(strcat(sbase,"_target_range_fire")) * ent.turret_scale_range;
 409
 410         ent.target_select_rangebias = cvar(strcat(sbase,"_target_select_rangebias"));
 411         ent.target_select_samebias  = cvar(strcat(sbase,"_target_select_samebias"));
 412         ent.target_select_anglebias = cvar(strcat(sbase,"_target_select_anglebias"));
 413         ent.target_select_playerbias = cvar(strcat(sbase,"_target_select_playerbias"));
 414         //ent.target_select_fov = cvar(cvar_gets(sbase,"_target_select_fov"));
 415
 416         ent.ammo_max     = cvar(strcat(sbase,"_ammo_max")) * ent.turret_scale_ammo;
 417         ent.ammo_recharge = cvar(strcat(sbase,"_ammo_recharge")) * ent.turret_scale_ammo;
 418
 419         ent.aim_firetolerance_dist = cvar(strcat(sbase,"_aim_firetolerance_dist"));
 420         ent.aim_speed   = cvar(strcat(sbase,"_aim_speed")) * ent.turret_scale_aim;
 421         ent.aim_maxrotate  = cvar(strcat(sbase,"_aim_maxrot"));
 422         ent.aim_maxpitch = cvar(strcat(sbase,"_aim_maxpitch"));
 423
 424         ent.track_type          = cvar(strcat(sbase,"_track_type"));
 425         ent.track_accel_pitch = cvar(strcat(sbase,"_track_accel_pitch"));
 426         ent.track_accel_rotate  = cvar(strcat(sbase,"_track_accel_rot"));
 427         ent.track_blendrate  = cvar(strcat(sbase,"_track_blendrate"));
 428
 429         if(is_reload)
 430                 TUR_ACTION(self.turretid, TR_SETUP);
 431 }
 432
 433 void turret_projectile_explode()
 434 {
 435
 436         self.takedamage = DAMAGE_NO;
 437         self.event_damage = func_null;
 438 #ifdef TURRET_DEBUG
 439         float d;
 440         d = RadiusDamage (self, self.owner, self.owner.shot_dmg, 0, self.owner.shot_radius, self, self.owner.shot_force, self.totalfrags, world);
 441         self.owner.tur_debug_dmg_t_h = self.owner.tur_debug_dmg_t_h + d;
 442         self.owner.tur_debug_dmg_t_f = self.owner.tur_debug_dmg_t_f + self.owner.shot_dmg;
 443 #else
 444         RadiusDamage (self, self.realowner, self.owner.shot_dmg, 0, self.owner.shot_radius, self, self.owner.shot_force, self.totalfrags, world);
 445 #endif
 446         remove(self);
 447 }
 448
 449 void turret_projectile_touch()
 450 {
 451         PROJECTILE_TOUCH;
 452         turret_projectile_explode();
 453 }
 454
 455 void turret_projectile_damage(entity inflictor, entity attacker, float damage, float deathtype, vector hitloc, vector vforce)
 456 {
 457         self.velocity  += vforce;
 458         self.health     -= damage;
 459         //self.realowner = attacker; // Dont change realowner, it does not make much sense for turrets
 460         if(self.health <= 0)
 461                 W_PrepareExplosionByDamage(self.owner, turret_projectile_explode);
 462 }
 463
 464 entity turret_projectile(string _snd, float _size, float _health, float _death, float _proj_type, float _cull, float _cli_anim)
 465 {
 466         entity proj;
 467
 468         sound (self, CH_WEAPON_A, _snd, VOL_BASE, ATTEN_NORM);
 469         proj                             = spawn ();
 470         setorigin(proj, self.tur_shotorg);
 471         setsize(proj, '-0.5 -0.5 -0.5' * _size, '0.5 0.5 0.5' * _size);
 472         proj.owner                = self;
 473         proj.realowner    = self;
 474         proj.bot_dodge    = TRUE;
 475         proj.bot_dodgerating = self.shot_dmg;
 476         proj.think                = turret_projectile_explode;
 477         proj.touch                = turret_projectile_touch;
 478         proj.nextthink    = time + 9;
 479         proj.movetype           = MOVETYPE_FLYMISSILE;
 480         proj.velocity           = normalize(self.tur_shotdir_updated + randomvec() * self.shot_spread) * self.shot_speed;
 481         proj.flags                = FL_PROJECTILE;
 482         proj.enemy                = self.enemy;
 483         proj.totalfrags  = _death;
 484         PROJECTILE_MAKETRIGGER(proj);
 485         if(_health)
 486         {
 487                 proj.health              = _health;
 488                 proj.takedamage  = DAMAGE_YES;
 489                 proj.event_damage  = turret_projectile_damage;
 490         }
 491         else
 492                 proj.flags |= FL_NOTARGET;
 493
 494         CSQCProjectile(proj, _cli_anim, _proj_type, _cull);
 495
 496         return proj;
 497 }
 498
 499 /**
 500 ** updates enemy distances, predicted impact point/time
 501 ** and updated aim<->predict impact distance.
 502 **/
 503 void turret_do_updates(entity t_turret)
 504 {
 505         vector enemy_pos;
 506         entity oldself;
 507
 508         oldself = self;
 509         self = t_turret;
 510
 511         enemy_pos = real_origin(self.enemy);
 512
 513         turret_tag_fire_update();
 514
 515         self.tur_shotdir_updated = v_forward;
 516         self.tur_dist_enemy = vlen(self.tur_shotorg - enemy_pos);
 517         self.tur_dist_aimpos = vlen(self.tur_shotorg - self.tur_aimpos);
 518
 519         /*if((self.firecheck_flags & TFL_FIRECHECK_VERIFIED) && (self.enemy))
 520         {
 521                 oldpos = self.enemy.origin;
 522                 setorigin(self.enemy, self.tur_aimpos);
 523                 tracebox(self.tur_shotorg, '-1 -1 -1', '1 1 1', self.tur_shotorg + (self.tur_shotdir_updated * self.tur_dist_aimpos), MOVE_NORMAL,self);
 524                 setorigin(self.enemy, oldpos);
 525
 526                 if(trace_ent == self.enemy)
 527                         self.tur_dist_impact_to_aimpos = 0;
 528                 else
 529                         self.tur_dist_impact_to_aimpos = vlen(trace_endpos - self.tur_aimpos);
 530         }
 531         else*/
 532                 tracebox(self.tur_shotorg, '-1 -1 -1','1 1 1', self.tur_shotorg + (self.tur_shotdir_updated * self.tur_dist_aimpos), MOVE_NORMAL,self);
 533
 534         self.tur_dist_impact_to_aimpos = vlen(trace_endpos - self.tur_aimpos) - (vlen(self.enemy.maxs - self.enemy.mins) * 0.5);
 535         self.tur_impactent                       = trace_ent;
 536         self.tur_impacttime                     = vlen(self.tur_shotorg - trace_endpos) / self.shot_speed;
 537
 538         self = oldself;
 539 }
 540
 541 /**
 542 ** Handles head rotation according to
 543 ** the units .track_type and .track_flags
 544 **/
 545 .float turret_framecounter;
 546 void turret_track()
 547 {
 548         vector target_angle; // This is where we want to aim
 549         vector move_angle;   // This is where we can aim
 550         float f_tmp;
 551         vector v1, v2;
 552         v1 = self.tur_head.angles;
 553         v2 = self.tur_head.avelocity;
 554
 555         if (self.track_flags == TFL_TRACK_NO)
 556                 return;
 557
 558         if(!self.active)
 559                 target_angle = self.idle_aim - ('1 0 0' * self.aim_maxpitch);
 560         else if (self.enemy == world)
 561         {
 562                 if(time > self.lip)
 563                         target_angle = self.idle_aim + self.angles;
 564                 else
 565                         target_angle = vectoangles(normalize(self.tur_aimpos - self.tur_shotorg));
 566         }
 567         else
 568         {
 569                 target_angle = vectoangles(normalize(self.tur_aimpos - self.tur_shotorg));
 570         }
 571
 572         self.tur_head.angles_x = anglemods(self.tur_head.angles_x);
 573         self.tur_head.angles_y = anglemods(self.tur_head.angles_y);
 574
 575         // Find the diffrence between where we currently aim and where we want to aim
 576         //move_angle = target_angle - (self.angles + self.tur_head.angles);
 577         //move_angle = shortangle_vxy(move_angle,(self.angles + self.tur_head.angles));
 578
 579         move_angle = AnglesTransform_ToAngles(AnglesTransform_LeftDivide(AnglesTransform_FromAngles(self.angles), AnglesTransform_FromAngles(target_angle))) - self.tur_head.angles;
 580         move_angle = shortangle_vxy(move_angle, self.tur_head.angles);
 581
 582         switch(self.track_type)
 583         {
 584                 case TFL_TRACKTYPE_STEPMOTOR:
 585                         f_tmp = self.aim_speed * self.ticrate; // dgr/sec -> dgr/tic
 586                         if (self.track_flags & TFL_TRACK_PITCH)
 587                         {
 588                                 self.tur_head.angles_x += bound(-f_tmp,move_angle_x, f_tmp);
 589                                 if(self.tur_head.angles_x > self.aim_maxpitch)
 590                                         self.tur_head.angles_x = self.aim_maxpitch;
 591
 592                                 if(self.tur_head.angles_x  < -self.aim_maxpitch)
 593                                         self.tur_head.angles_x = self.aim_maxpitch;
 594                         }
 595
 596                         if (self.track_flags & TFL_TRACK_ROTATE)
 597                         {
 598                                 self.tur_head.angles_y += bound(-f_tmp, move_angle_y, f_tmp);
 599                                 if(self.tur_head.angles_y > self.aim_maxrotate)
 600                                         self.tur_head.angles_y = self.aim_maxrotate;
 601
 602                                 if(self.tur_head.angles_y  < -self.aim_maxrotate)
 603                                         self.tur_head.angles_y = self.aim_maxrotate;
 604                         }
 605
 606                         // CSQC
 607                         self.SendFlags  |= TNSF_ANG;
 608
 609                         return;
 610
 611                 case TFL_TRACKTYPE_FLUIDINERTIA:
 612                         f_tmp = self.aim_speed * self.ticrate; // dgr/sec -> dgr/tic
 613                         move_angle_x = bound(-self.aim_speed, move_angle_x * self.track_accel_pitch * f_tmp, self.aim_speed);
 614                         move_angle_y = bound(-self.aim_speed, move_angle_y * self.track_accel_rotate * f_tmp, self.aim_speed);
 615                         move_angle = (self.tur_head.avelocity * self.track_blendrate) + (move_angle * (1 - self.track_blendrate));
 616                         break;
 617
 618                 case TFL_TRACKTYPE_FLUIDPRECISE:
 619
 620                         move_angle_y = bound(-self.aim_speed, move_angle_y, self.aim_speed);
 621                         move_angle_x = bound(-self.aim_speed, move_angle_x, self.aim_speed);
 622
 623                         break;
 624         }
 625
 626         //  pitch
 627         if (self.track_flags & TFL_TRACK_PITCH)
 628         {
 629                 self.tur_head.avelocity_x = move_angle_x;
 630                 if((self.tur_head.angles_x + self.tur_head.avelocity_x * self.ticrate) > self.aim_maxpitch)
 631                 {
 632                         self.tur_head.avelocity_x = 0;
 633                         self.tur_head.angles_x = self.aim_maxpitch;
 634
 635                         self.SendFlags  |= TNSF_ANG;
 636                 }
 637
 638                 if((self.tur_head.angles_x + self.tur_head.avelocity_x * self.ticrate) < -self.aim_maxpitch)
 639                 {
 640                         self.tur_head.avelocity_x = 0;
 641                         self.tur_head.angles_x = -self.aim_maxpitch;
 642
 643                         self.SendFlags  |= TNSF_ANG;
 644                 }
 645         }
 646
 647         //  rot
 648         if (self.track_flags & TFL_TRACK_ROTATE)
 649         {
 650                 self.tur_head.avelocity_y = move_angle_y;
 651
 652                 if((self.tur_head.angles_y + self.tur_head.avelocity_y * self.ticrate) > self.aim_maxrotate)
 653                 {
 654                         self.tur_head.avelocity_y = 0;
 655                         self.tur_head.angles_y = self.aim_maxrotate;
 656
 657                         self.SendFlags  |= TNSF_ANG;
 658                 }
 659
 660                 if((self.tur_head.angles_y + self.tur_head.avelocity_y * self.ticrate) < -self.aim_maxrotate)
 661                 {
 662                         self.tur_head.avelocity_y = 0;
 663                         self.tur_head.angles_y = -self.aim_maxrotate;
 664
 665                         self.SendFlags  |= TNSF_ANG;
 666                 }
 667         }
 668
 669         self.SendFlags  |= TNSF_AVEL;
 670
 671         // Force a angle update every 10'th frame
 672         self.turret_framecounter += 1;
 673         if(self.turret_framecounter >= 10)
 674         {
 675                 self.SendFlags |= TNSF_ANG;
 676                 self.turret_framecounter = 0;
 677         }
 678 }
 679
 680 /*
 681  + TFL_TARGETSELECT_NO
 682  + TFL_TARGETSELECT_LOS
 683  + TFL_TARGETSELECT_PLAYERS
 684  + TFL_TARGETSELECT_MISSILES
 685  - TFL_TARGETSELECT_TRIGGERTARGET
 686  + TFL_TARGETSELECT_ANGLELIMITS
 687  + TFL_TARGETSELECT_RANGELIMITS
 688  + TFL_TARGETSELECT_TEAMCHECK
 689  - TFL_TARGETSELECT_NOBUILTIN
 690  + TFL_TARGETSELECT_OWNTEAM
 691 */
 692
 693 /**
 694 ** Evaluate a entity for target valitity based on validate_flags
 695 ** NOTE: the caller must check takedamage before calling this, to inline this check.
 696 **/
 697 float turret_validate_target(entity e_turret, entity e_target, float validate_flags)
 698 {
 699         vector v_tmp;
 700
 701         //if(!validate_flags & TFL_TARGETSELECT_NOBUILTIN)
 702         //      return -0.5;
 703
 704         if(e_target.owner == e_turret)
 705                 return -0.5;
 706
 707         if(!checkpvs(e_target.origin, e_turret))
 708                 return -1;
 709
 710         if(!e_target)
 711                 return -2;
 712
 713         if(g_onslaught)
 714                 if (substring(e_target.classname, 0, 10) == "onslaught_") // don't attack onslaught targets, that's the player's job!
 715                         return - 3;
 716
 717         if (validate_flags & TFL_TARGETSELECT_NO)
 718                 return -4;
 719
 720         // If only this was used more..
 721         if (e_target.flags & FL_NOTARGET)
 722                 return -5;
 723
 724         // Cant touch this
 725         if(e_target.vehicle_flags & VHF_ISVEHICLE)
 726         {
 727                 if (e_target.vehicle_health <= 0)
 728                         return -6;
 729         }
 730         else if (e_target.health <= 0)
 731                 return -6;
 732         else if(e_target.frozen > 0)
 733                 return -6;
 734
 735         // player
 736         if (IS_CLIENT(e_target))
 737         {
 738                 if(!(validate_flags & TFL_TARGETSELECT_PLAYERS))
 739                         return -7;
 740
 741                 if (e_target.deadflag != DEAD_NO)
 742                         return -8;
 743         }
 744
 745         // enemy turrets
 746         if(validate_flags & TFL_TARGETSELECT_NOTURRETS)
 747         if(e_target.owner.tur_head == e_target)
 748         if(e_target.team != e_turret.team) // Dont break support units.
 749                 return -9;
 750
 751         // Missile
 752         if (e_target.flags & FL_PROJECTILE)
 753         if(!(validate_flags & TFL_TARGETSELECT_MISSILES))
 754                 return -10;
 755
 756         if (validate_flags & TFL_TARGETSELECT_MISSILESONLY)
 757         if(!(e_target.flags & FL_PROJECTILE))
 758                 return -10.5;
 759
 760         // Team check
 761         if (validate_flags & TFL_TARGETSELECT_TEAMCHECK)
 762         {
 763                 if (validate_flags & TFL_TARGETSELECT_OWNTEAM)
 764                 {
 765                         if (e_target.team != e_turret.team)
 766                                 return -11;
 767
 768                         if (e_turret.team != e_target.owner.team)
 769                                 return -12;
 770                 }
 771                 else
 772                 {
 773                         if (e_target.team == e_turret.team)
 774                                 return -13;
 775
 776                         if (e_turret.team == e_target.owner.team)
 777                                 return -14;
 778                 }
 779         }
 780
 781         // Range limits?
 782         tvt_dist = vlen(e_turret.origin - real_origin(e_target));
 783         if (validate_flags & TFL_TARGETSELECT_RANGELIMITS)
 784         {
 785                 if (tvt_dist < e_turret.target_range_min)
 786                         return -15;
 787
 788                 if (tvt_dist > e_turret.target_range)
 789                         return -16;
 790         }
 791
 792         // Can we even aim this thing?
 793         tvt_thadv = angleofs3(e_turret.tur_head.origin, e_turret.angles + e_turret.tur_head.angles, e_target);
 794         tvt_tadv = shortangle_vxy(angleofs(e_turret, e_target), e_turret.angles);
 795         tvt_thadf = vlen(tvt_thadv);
 796         tvt_tadf = vlen(tvt_tadv);
 797
 798         /*
 799         if(validate_flags & TFL_TARGETSELECT_FOV)
 800         {
 801                 if(e_turret.target_select_fov < tvt_thadf)
 802                         return -21;
 803         }
 804         */
 805
 806         if (validate_flags & TFL_TARGETSELECT_ANGLELIMITS)
 807         {
 808                 if (fabs(tvt_tadv_x) > e_turret.aim_maxpitch)
 809                         return -17;
 810
 811                 if (fabs(tvt_tadv_y) > e_turret.aim_maxrotate)
 812                         return -18;
 813         }
 814
 815         // Line of sight?
 816         if (validate_flags & TFL_TARGETSELECT_LOS)
 817         {
 818                 v_tmp = real_origin(e_target) + ((e_target.mins + e_target.maxs) * 0.5);
 819
 820                 traceline(e_turret.origin + '0 0 16', v_tmp, 0, e_turret);
 821
 822                 if (e_turret.aim_firetolerance_dist < vlen(v_tmp - trace_endpos))
 823                         return -19;
 824         }
 825
 826         if (e_target.classname == "grapplinghook")
 827                 return -20;
 828
 829         /*
 830         if (e_target.classname == "func_button")
 831                 return -21;
 832         */
 833
 834 #ifdef TURRET_DEBUG_TARGETSELECT
 835         dprint("Target:",e_target.netname," is a valid target for ",e_turret.netname,"\n");
 836 #endif
 837
 838         return 1;
 839 }
 840
 841 entity turret_select_target()
 842 {
 843         entity e;               // target looper entity
 844         float  score;   // target looper entity score
 845         entity e_enemy;  // currently best scoreing target
 846         float  m_score;  // currently best scoreing target's score
 847
 848         m_score = 0;
 849         if(self.enemy && self.enemy.takedamage && turret_validate_target(self,self.enemy,self.target_validate_flags) > 0)
 850         {
 851                 e_enemy = self.enemy;
 852                 m_score = self.turret_score_target(self,e_enemy) * self.target_select_samebias;
 853         }
 854         else
 855                 e_enemy = self.enemy = world;
 856
 857         e = findradius(self.origin, self.target_range);
 858
 859         // Nothing to aim at?
 860         if (!e)
 861                 return world;
 862
 863         while (e)
 864         {
 865                 if(e.takedamage)
 866                 {
 867                         float f = turret_validate_target(self, e, self.target_select_flags);
 868                         //dprint("F is: ", ftos(f), "\n");
 869                         if ( f > 0)
 870                         {
 871                                 score = self.turret_score_target(self,e);
 872                                 if ((score > m_score) && (score > 0))
 873                                 {
 874                                         e_enemy = e;
 875                                         m_score = score;
 876                                 }
 877                         }
 878                 }
 879                 e = e.chain;
 880         }
 881
 882         return e_enemy;
 883 }
 884
 885
 886 /*
 887  + = implemented
 888  - = not implemented
 889
 890  + TFL_FIRECHECK_NO
 891  + TFL_FIRECHECK_WORLD
 892  + TFL_FIRECHECK_DEAD
 893  + TFL_FIRECHECK_DISTANCES
 894  - TFL_FIRECHECK_LOS
 895  + TFL_FIRECHECK_AIMDIST
 896  + TFL_FIRECHECK_REALDIST
 897  - TFL_FIRECHECK_ANGLEDIST
 898  - TFL_FIRECHECK_TEAMCECK
 899  + TFL_FIRECHECK_AFF
 900  + TFL_FIRECHECK_AMMO_OWN
 901  + TFL_FIRECHECK_AMMO_OTHER
 902  + TFL_FIRECHECK_REFIRE
 903 */
 904
 905 /**
 906 ** Preforms pre-fire checks based on the uints firecheck_flags
 907 **/
 908 float turret_firecheck()
 909 {
 910         // This one just dont care =)
 911         if (self.firecheck_flags & TFL_FIRECHECK_NO)
 912                 return 1;
 913
 914         if (self.enemy == world)
 915                 return 0;
 916
 917         // Ready?
 918         if (self.firecheck_flags & TFL_FIRECHECK_REFIRE)
 919                 if (self.attack_finished_single > time) return 0;
 920
 921         // Special case: volly fire turret that has to fire a full volly if a shot was fired.
 922         if (self.shoot_flags & TFL_SHOOT_VOLLYALWAYS)
 923                 if (self.volly_counter != self.shot_volly)
 924                         if(self.ammo >= self.shot_dmg)
 925                                 return 1;
 926
 927         // Lack of zombies makes shooting dead things unnecessary :P
 928         if (self.firecheck_flags & TFL_FIRECHECK_DEAD)
 929                 if (self.enemy.deadflag != DEAD_NO)
 930                         return 0;
 931
 932         // Own ammo?
 933         if (self.firecheck_flags & TFL_FIRECHECK_AMMO_OWN)
 934                 if (self.ammo < self.shot_dmg)
 935                         return 0;
 936
 937         // Other's ammo? (support-supply units)
 938         if (self.firecheck_flags & TFL_FIRECHECK_AMMO_OTHER)
 939                 if (self.enemy.ammo >= self.enemy.ammo_max)
 940                         return 0;
 941
 942         // Target of opertunity?
 943         if(turret_validate_target(self, self.tur_impactent, self.target_validate_flags) > 0)
 944         {
 945                 self.enemy = self.tur_impactent;
 946                 return 1;
 947         }
 948
 949         if (self.firecheck_flags & TFL_FIRECHECK_DISTANCES)
 950         {
 951                 // To close?
 952                 if (self.tur_dist_aimpos < self.target_range_min)
 953                         if(turret_validate_target(self, self.tur_impactent, self.target_validate_flags) > 0)
 954                                 return 1; // Target of opertunity?
 955                         else
 956                                 return 0;
 957         }
 958
 959         // Try to avoid FF?
 960         if (self.firecheck_flags & TFL_FIRECHECK_AFF)
 961                 if (self.tur_impactent.team == self.team)
 962                         return 0;
 963
 964         // aim<->predicted impact
 965         if (self.firecheck_flags & TFL_FIRECHECK_AIMDIST)
 966                 if (self.tur_dist_impact_to_aimpos > self.aim_firetolerance_dist)
 967                         return 0;
 968
 969         // Volly status
 970         if (self.shot_volly > 1)
 971                 if (self.volly_counter == self.shot_volly)
 972                         if (self.ammo < (self.shot_dmg * self.shot_volly))
 973                                 return 0;
 974
 975         /*if(self.firecheck_flags & TFL_FIRECHECK_VERIFIED)
 976                 if(self.tur_impactent != self.enemy)
 977                         return 0;*/
 978
 979         return 1;
 980 }
 981
 982 void turret_fire()
 983 {
 984         if (autocvar_g_turrets_nofire != 0)
 985                 return;
 986
 987         TUR_ACTION(self.turretid, TR_ATTACK);
 988
 989         self.attack_finished_single = time + self.shot_refire;
 990         self.ammo -= self.shot_dmg;
 991         self.volly_counter = self.volly_counter - 1;
 992
 993         if (self.volly_counter <= 0)
 994         {
 995                 self.volly_counter = self.shot_volly;
 996
 997                 if (self.shoot_flags & TFL_SHOOT_CLEARTARGET)
 998                         self.enemy = world;
 999
1000                 if (self.shot_volly > 1)
1001                         self.attack_finished_single = time + self.shot_volly_refire;
1002         }
1003
1004 #ifdef TURRET_DEBUG
1005         if (self.enemy) paint_target3(self.tur_aimpos, 64, self.tur_debug_rvec, self.tur_impacttime + 0.25);
1006 #endif
1007 }
1008
1009 void turret_think()
1010 {
1011         entity e;
1012
1013         self.nextthink = time + self.ticrate;
1014
1015         // ONS uses somewhat backwards linking.
1016         if (teamplay)
1017         {
1018                 if (g_onslaught)
1019                         if (self.target)
1020                         {
1021                                 e = find(world, targetname,self.target);
1022                                 if (e != world)
1023                                         self.team = e.team;
1024                         }
1025
1026                 if (self.team != self.tur_head.team)
1027                         turret_respawn();
1028         }
1029
1030 #ifdef TURRET_DEBUG
1031         if (self.tur_debug_tmr1 < time)
1032         {
1033                 if (self.enemy) paint_target (self.enemy,128,self.tur_debug_rvec,0.9);
1034                 paint_target(self,256,self.tur_debug_rvec,0.9);
1035                 self.tur_debug_tmr1 = time + 1;
1036         }
1037 #endif
1038
1039         // Handle ammo
1040         if (!(self.spawnflags & TSF_NO_AMMO_REGEN))
1041         if (self.ammo < self.ammo_max)
1042                 self.ammo = min(self.ammo + self.ammo_recharge, self.ammo_max);
1043
1044         // Inactive turrets needs to run the think loop,
1045         // So they can handle animation and wake up if need be.
1046         if(!self.active)
1047         {
1048                 turret_track();
1049                 return;
1050         }
1051
1052         // This is typicaly used for zaping every target in range
1053         // turret_fusionreactor uses this to recharge friendlys.
1054         if (self.shoot_flags & TFL_SHOOT_HITALLVALID)
1055         {
1056                 // Do a self.turret_fire for every valid target.
1057                 e = findradius(self.origin,self.target_range);
1058                 while (e)
1059                 {
1060                         if(e.takedamage)
1061                         {
1062                                 if (turret_validate_target(self,e,self.target_validate_flags))
1063                                 {
1064                                         self.enemy = e;
1065
1066                                         turret_do_updates(self);
1067
1068                                         if (self.turret_firecheckfunc())
1069                                                 turret_fire();
1070                                 }
1071                         }
1072
1073                         e = e.chain;
1074                 }
1075                 self.enemy = world;
1076         }
1077         else if(self.shoot_flags & TFL_SHOOT_CUSTOM)
1078         {
1079                 // This one is doing something.. oddball. assume its handles what needs to be handled.
1080
1081                 // Predict?
1082                 if(!(self.aim_flags & TFL_AIM_NO))
1083                         self.tur_aimpos = turret_aim_generic();
1084
1085                 // Turn & pitch?
1086                 if(!(self.track_flags & TFL_TRACK_NO))
1087                         turret_track();
1088
1089                 turret_do_updates(self);
1090
1091                 // Fire?
1092                 if (self.turret_firecheckfunc())
1093                         turret_fire();
1094         }
1095         else
1096         {
1097                 // Special case for volly always. if it fired once it must compleate the volly.
1098                 if(self.shoot_flags & TFL_SHOOT_VOLLYALWAYS)
1099                         if(self.volly_counter != self.shot_volly)
1100                         {
1101                                 // Predict or whatnot
1102                                 if(!(self.aim_flags & TFL_AIM_NO))
1103                                         self.tur_aimpos = turret_aim_generic();
1104
1105                                 // Turn & pitch
1106                                 if(!(self.track_flags & TFL_TRACK_NO))
1107                                         turret_track();
1108
1109                                 turret_do_updates(self);
1110
1111                                 // Fire!
1112                                 if (self.turret_firecheckfunc() != 0)
1113                                         turret_fire();
1114
1115                                 TUR_ACTION(self.turretid, TR_THINK);
1116
1117                                 return;
1118                         }
1119
1120                 // Check if we have a vailid enemy, and try to find one if we dont.
1121
1122                 // g_turrets_targetscan_maxdelay forces a target re-scan at least this often
1123                 float do_target_scan = 0;
1124                 if((self.target_select_time + autocvar_g_turrets_targetscan_maxdelay) < time)
1125                         do_target_scan = 1;
1126
1127                 // Old target (if any) invalid?
1128                 if(self.target_validate_time < time)
1129                 if (turret_validate_target(self, self.enemy, self.target_validate_flags) <= 0)
1130                 {
1131                         self.enemy = world;
1132                         self.target_validate_time = time + 0.5;
1133                         do_target_scan = 1;
1134                 }
1135
1136                 // But never more often then g_turrets_targetscan_mindelay!
1137                 if (self.target_select_time + autocvar_g_turrets_targetscan_mindelay > time)
1138                         do_target_scan = 0;
1139
1140                 if(do_target_scan)
1141                 {
1142                         self.enemy = turret_select_target();
1143                         self.target_select_time = time;
1144                 }
1145
1146                 // No target, just go to idle, do any custom stuff and bail.
1147                 if (self.enemy == world)
1148                 {
1149                         // Turn & pitch
1150                         if(!(self.track_flags & TFL_TRACK_NO))
1151                                 turret_track();
1152
1153                         TUR_ACTION(self.turretid, TR_THINK);
1154
1155                         // And bail.
1156                         return;
1157                 }
1158                 else
1159                         self.lip = time + autocvar_g_turrets_aimidle_delay; // Keep track of the last time we had a target.
1160
1161                 // Predict?
1162                 if(!(self.aim_flags & TFL_AIM_NO))
1163                         self.tur_aimpos = turret_aim_generic();
1164
1165                 // Turn & pitch?
1166                 if(!(self.track_flags & TFL_TRACK_NO))
1167                         turret_track();
1168
1169                 turret_do_updates(self);
1170
1171                 // Fire?
1172                 if (self.turret_firecheckfunc())
1173                         turret_fire();
1174         }
1175
1176         TUR_ACTION(self.turretid, TR_THINK);
1177 }
1178
1179 /*
1180         When .used a turret switch team to activator.team.
1181         If activator is world, the turret go inactive.
1182 */
1183 void turret_use()
1184 {
1185         dprint("Turret ",self.netname, " used by ", activator.classname, "\n");
1186
1187         self.team = activator.team;
1188
1189         if(self.team == 0)
1190                 self.active = ACTIVE_NOT;
1191         else
1192                 self.active = ACTIVE_ACTIVE;
1193
1194 }
1195
1196 void turret_link()
1197 {
1198         Net_LinkEntity(self, TRUE, 0, turret_send);
1199         self.think       = turret_think;
1200         self.nextthink = time;
1201         self.tur_head.effects = EF_NODRAW;
1202 }
1203
1204 void turrets_manager_think()
1205 {
1206         self.nextthink = time + 1;
1207
1208         entity e;
1209         if (autocvar_g_turrets_reloadcvars == 1)
1210         {
1211                 e = nextent(world);
1212                 while (e)
1213                 {
1214                         if (e.turret_flags & TUR_FLAG_ISTURRET)
1215                         {
1216                                 load_unit_settings(e,e.cvar_basename,1);
1217                                 TUR_ACTION(self.turretid, TR_THINK);
1218                         }
1219
1220                         e = nextent(e);
1221                 }
1222                 cvar_set("g_turrets_reloadcvars","0");
1223         }
1224 }
1225
1226 float turret_initialize(float tur_id)
1227 {
1228         if(!autocvar_g_turrets)
1229                 return FALSE;
1230
1231         entity e;
1232         entity tur = get_turretinfo(tur_id);
1233         if(tur.turretid == 0)
1234                 return FALSE; // invalid turret
1235
1236         e = find(world, classname, "turret_manager");
1237         if(!e)
1238         {
1239                 e = spawn();
1240                 e.classname = "turret_manager";
1241                 e.think = turrets_manager_think;
1242                 e.nextthink = time + 2;
1243         }
1244
1245         if(!(self.spawnflags & TSF_SUSPENDED))
1246                 builtin_droptofloor();
1247
1248         self.cvar_basename = tur.cvar_basename;
1249         load_unit_settings(self, self.cvar_basename, 0);
1250
1251         if(!self.team || !teamplay)             { self.team = MAX_SHOT_DISTANCE; }
1252         if(!self.ticrate)                               { self.ticrate = ((self.turret_flags & TUR_FLAG_SUPPORT) ? 0.2 : 0.1); }
1253         if(!self.health)                                { self.health = 1000; }
1254         if(!self.shot_refire)                   { self.shot_refire = 1; }
1255         if(!self.tur_shotorg)                   { self.tur_shotorg = '50 0 50'; }
1256         if(!self.turret_flags)                  { self.turret_flags = TUR_FLAG_SPLASH | TUR_FLAG_MEDPROJ | TUR_FLAG_PLAYER; }
1257         if(!self.damage_flags)                  { self.damage_flags = TFL_DMG_YES | TFL_DMG_RETALIATE | TFL_DMG_AIMSHAKE; }
1258         if(!self.aim_flags)                             { self.aim_flags = TFL_AIM_LEAD | TFL_AIM_SHOTTIMECOMPENSATE; }
1259         if(!self.track_type)                    { self.track_type = TFL_TRACKTYPE_STEPMOTOR; }
1260         if(!self.track_flags)                   { self.track_flags = TFL_TRACK_PITCH | TFL_TRACK_ROTATE; }
1261         if(!self.ammo_flags)                    { self.ammo_flags = TFL_AMMO_ENERGY | TFL_AMMO_RECHARGE; }
1262         if(!self.target_select_flags)   { self.target_select_flags = TFL_TARGETSELECT_LOS | TFL_TARGETSELECT_TEAMCHECK | TFL_TARGETSELECT_RANGELIMITS | TFL_TARGETSELECT_ANGLELIMITS; }
1263         if(!self.firecheck_flags)               { self.firecheck_flags = TFL_FIRECHECK_DEAD | TFL_FIRECHECK_DISTANCES | TFL_FIRECHECK_LOS
1264                                                                                                                    | TFL_FIRECHECK_AIMDIST | TFL_FIRECHECK_TEAMCHECK | TFL_FIRECHECK_AMMO_OWN | TFL_FIRECHECK_REFIRE; }
1265
1266         if(self.track_type != TFL_TRACKTYPE_STEPMOTOR)
1267         {
1268                 // Fluid / Ineria mode. Looks mutch nicer.
1269                 // Can reduce aim preformance alot, needs a bit diffrent aimspeed
1270
1271                 self.aim_speed = bound(0.1, ((!self.aim_speed) ? 180 : self.aim_speed), 1000);
1272
1273                 if(!self.track_accel_pitch)             { self.track_accel_pitch = 0.5; }
1274                 if(!self.track_accel_rotate)    { self.track_accel_rotate = 0.5; }
1275                 if(!self.track_blendrate)               { self.track_blendrate = 0.35; }
1276         }
1277
1278         self.respawntime                                = max(-1, ((!self.respawntime) ? 60 : self.respawntime));
1279         self.shot_refire                                = bound(0.01, ((!self.shot_refire) ? 1 : self.shot_refire), 9999);
1280         self.shot_dmg                                   = max(1, ((!self.shot_dmg) ? self.shot_refire * 50 : self.shot_dmg));
1281         self.shot_radius                                = max(1, ((!self.shot_radius) ? self.shot_dmg * 0.5 : self.shot_radius));
1282         self.shot_speed                                 = max(1, ((!self.shot_speed) ? 2500 : self.shot_speed));
1283         self.shot_spread                                = bound(0.0001, ((!self.shot_spread) ? 0.0125 : self.shot_spread), 500);
1284         self.shot_force                                 = bound(0.001, ((!self.shot_force) ? self.shot_dmg * 0.5 + self.shot_radius * 0.5 : self.shot_force), 5000);
1285         self.shot_volly                                 = bound(1, ((!self.shot_volly) ? 1 : self.shot_volly), floor(self.ammo_max / self.shot_dmg));
1286         self.shot_volly_refire                  = bound(self.shot_refire, ((!self.shot_volly_refire) ? self.shot_refire * self.shot_volly : self.shot_volly_refire), 60);
1287         self.target_range                               = bound(0, ((!self.target_range) ? self.shot_speed * 0.5 : self.target_range), MAX_SHOT_DISTANCE);
1288         self.target_range_min                   = bound(0, ((!self.target_range_min) ? self.shot_radius * 2 : self.target_range_min), MAX_SHOT_DISTANCE);
1289         self.target_range_optimal               = bound(0, ((!self.target_range_optimal) ? self.target_range * 0.5 : self.target_range_optimal), MAX_SHOT_DISTANCE);
1290         self.aim_maxrotate                              = bound(0, ((!self.aim_maxrotate) ? 90 : self.aim_maxrotate), 360);
1291         self.aim_maxpitch                               = bound(0, ((!self.aim_maxpitch) ? 20 : self.aim_maxpitch), 90);
1292         self.aim_speed                                  = bound(0.1, ((!self.aim_speed) ? 36 : self.aim_speed), 1000);
1293         self.aim_firetolerance_dist     = bound(0.1, ((!self.aim_firetolerance_dist) ? 5 + (self.shot_radius * 2) : self.aim_firetolerance_dist), MAX_SHOT_DISTANCE);
1294         self.target_select_rangebias    = bound(-10, ((!self.target_select_rangebias) ? 1 : self.target_select_rangebias), 10);
1295         self.target_select_samebias     = bound(-10, ((!self.target_select_samebias) ? 1 : self.target_select_samebias), 10);
1296         self.target_select_anglebias    = bound(-10, ((!self.target_select_anglebias) ? 1 : self.target_select_anglebias), 10);
1297         self.target_select_missilebias  = bound(-10, ((!self.target_select_missilebias) ? 1 : self.target_select_missilebias), 10);
1298         self.target_select_playerbias   = bound(-10, ((!self.target_select_playerbias) ? 1 : self.target_select_playerbias), 10);
1299         self.ammo_max                                   = max(self.shot_dmg, ((!self.ammo_max) ? self.shot_dmg * 10 : self.ammo_max));
1300         self.ammo_recharge                              = max(0, ((!self.ammo_recharge) ? self.shot_dmg * 0.5 : self.ammo_recharge));
1301
1302         self.turret_flags = TUR_FLAG_ISTURRET | (tur.spawnflags);
1303
1304         if(self.turret_flags & TUR_FLAG_SPLASH)
1305                 self.aim_flags |= TFL_AIM_SPLASH;
1306
1307         if(self.turret_flags & TUR_FLAG_MISSILE)
1308                 self.target_select_flags |= TFL_TARGETSELECT_MISSILES;
1309
1310         if(self.turret_flags & TUR_FLAG_PLAYER)
1311                 self.target_select_flags |= TFL_TARGETSELECT_PLAYERS;
1312
1313         if(self.spawnflags & TSL_NO_RESPAWN)
1314                 self.damage_flags |= TFL_DMG_DEATH_NORESPAWN;
1315
1316         if (self.turret_flags & TUR_FLAG_SUPPORT)
1317                 self.turret_score_target = turret_targetscore_support;
1318         else
1319                 self.turret_score_target = turret_targetscore_generic;
1320
1321         ++turret_count;
1322
1323         setmodel(self, tur.model);
1324         setsize(self, tur.mins, tur.maxs);
1325
1326         self.turretid                           = tur_id;
1327         self.classname                          = "turret_main";
1328         self.active                                     = ACTIVE_ACTIVE;
1329         self.effects                            = EF_NODRAW;
1330         self.netname                            = TUR_NAME(tur_id);
1331         self.ticrate                            = bound(sys_frametime, self.ticrate, 60);
1332         self.max_health                         = self.health;
1333         self.target_validate_flags      = self.target_select_flags;
1334         self.ammo                                       = self.ammo_max;
1335         self.ammo_recharge                 *= self.ticrate;
1336         self.solid                                      = SOLID_BBOX;
1337         self.takedamage                         = DAMAGE_AIM;
1338         self.movetype                           = MOVETYPE_NOCLIP;
1339         self.view_ofs                           = '0 0 0';
1340         self.turret_firecheckfunc       = turret_firecheck;
1341         self.event_damage                       = turret_damage;
1342         self.use                                        = turret_use;
1343         self.bot_attack                         = TRUE;
1344         self.nextthink                          = time + 1;
1345         self.nextthink                     += turret_count * sys_frametime;
1346
1347         self.tur_head = spawn();
1348         setmodel(self.tur_head, tur.head_model);
1349         setsize(self.tur_head, '0 0 0', '0 0 0');
1350         setorigin(self.tur_head, '0 0 0');
1351         setattachment(self.tur_head, self, "tag_head");
1352
1353         self.tur_head.netname           = self.tur_head.classname = "turret_head";
1354         self.tur_head.team                      = self.team;
1355         self.tur_head.owner                     = self;
1356         self.tur_head.takedamage        = DAMAGE_NO;
1357         self.tur_head.solid                     = SOLID_NOT;
1358         self.tur_head.movetype          = self.movetype;
1359
1360         if(!self.tur_defend)
1361         if(self.target != "")
1362         {
1363                 self.tur_defend = find(world, targetname, self.target);
1364                 if (self.tur_defend == world)
1365                 {
1366                         self.target = "";
1367                         dprint("Turret has invalid defendpoint!\n");
1368                 }
1369         }
1370
1371         if (self.tur_defend)
1372                 self.idle_aim = self.tur_head.angles + angleofs(self.tur_head, self.tur_defend);
1373         else
1374                 self.idle_aim = '0 0 0';
1375
1376 #ifdef TURRET_DEBUG
1377         self.tur_debug_start = self.nextthink;
1378         while (vlen(self.tur_debug_rvec) < 2)
1379                 self.tur_debug_rvec = randomvec() * 4;
1380
1381         self.tur_debug_rvec_x = fabs(self.tur_debug_rvec_x);
1382         self.tur_debug_rvec_y = fabs(self.tur_debug_rvec_y);
1383         self.tur_debug_rvec_z = fabs(self.tur_debug_rvec_z);
1384 #endif
1385
1386         turret_link();
1387         turret_respawn();
1388         turret_tag_fire_update();
1389
1390         TUR_ACTION(tur_id, TR_SETUP);
1391
1392         if(MUTATOR_CALLHOOK(TurretSpawn))
1393                 return FALSE;
1394
1395         return TRUE;
1396 }