qcsrc/common/turrets/turret/walker.qc

   1 #ifndef TURRET_WALKER_H
   2 #define TURRET_WALKER_H
   3
   4 //#define WALKER_FANCYPATHING
   5
   6 #include "walker_weapon.qh"
   7
   8 CLASS(WalkerTurret, Turret)
   9 /* spawnflags */ ATTRIB(WalkerTurret, spawnflags, int, TUR_FLAG_PLAYER | TUR_FLAG_MOVE);
  10 /* mins       */ ATTRIB(WalkerTurret, mins, vector, '-70 -70 0');
  11 /* maxs       */ ATTRIB(WalkerTurret, maxs, vector, '70 70 95');
  12 /* modelname  */ ATTRIB(WalkerTurret, mdl, string, "walker_body.md3");
  13 /* model      */ ATTRIB_STRZONE(WalkerTurret, model, string, strcat("models/turrets/", this.mdl));
  14 /* head_model */ ATTRIB_STRZONE(WalkerTurret, head_model, string, strcat("models/turrets/", "walker_head_minigun.md3"));
  15 /* netname    */ ATTRIB(WalkerTurret, netname, string, "walker");
  16 /* fullname   */ ATTRIB(WalkerTurret, turret_name, string, _("Walker Turret"));
  17     ATTRIB(WalkerTurret, m_weapon, Weapon, WEP_WALKER);
  18 ENDCLASS(WalkerTurret)
  19 REGISTER_TURRET(WALKER, NEW(WalkerTurret));
  20
  21 #endif
  22
  23 #ifdef IMPLEMENTATION
  24
  25 #ifdef SVQC
  26
  27 float autocvar_g_turrets_unit_walker_melee_damage;
  28 float autocvar_g_turrets_unit_walker_melee_force;
  29 float autocvar_g_turrets_unit_walker_melee_range;
  30 float autocvar_g_turrets_unit_walker_rocket_damage;
  31 float autocvar_g_turrets_unit_walker_rocket_radius;
  32 float autocvar_g_turrets_unit_walker_rocket_force;
  33 float autocvar_g_turrets_unit_walker_rocket_speed;
  34 float autocvar_g_turrets_unit_walker_rocket_range;
  35 float autocvar_g_turrets_unit_walker_rocket_range_min;
  36 float autocvar_g_turrets_unit_walker_rocket_refire;
  37 float autocvar_g_turrets_unit_walker_rocket_turnrate;
  38 float autocvar_g_turrets_unit_walker_speed_stop;
  39 float autocvar_g_turrets_unit_walker_speed_walk;
  40 float autocvar_g_turrets_unit_walker_speed_run;
  41 float autocvar_g_turrets_unit_walker_speed_jump;
  42 float autocvar_g_turrets_unit_walker_speed_swim;
  43 float autocvar_g_turrets_unit_walker_speed_roam;
  44 float autocvar_g_turrets_unit_walker_turn;
  45 float autocvar_g_turrets_unit_walker_turn_walk;
  46 float autocvar_g_turrets_unit_walker_turn_strafe;
  47 float autocvar_g_turrets_unit_walker_turn_swim;
  48 float autocvar_g_turrets_unit_walker_turn_run;
  49
  50 const int ANIM_NO         = 0;
  51 const int ANIM_TURN       = 1;
  52 const int ANIM_WALK       = 2;
  53 const int ANIM_RUN        = 3;
  54 const int ANIM_STRAFE_L   = 4;
  55 const int ANIM_STRAFE_R   = 5;
  56 const int ANIM_JUMP       = 6;
  57 const int ANIM_LAND       = 7;
  58 const int ANIM_PAIN       = 8;
  59 const int ANIM_MELEE      = 9;
  60 const int ANIM_SWIM       = 10;
  61 const int ANIM_ROAM       = 11;
  62
  63 .float animflag;
  64 .float idletime;
  65
  66 #define WALKER_PATH(this, s, e) pathlib_astar(this, s, e)
  67
  68 bool walker_firecheck(entity this)
  69 {
  70     if (this.animflag == ANIM_MELEE)
  71         return false;
  72
  73     return turret_firecheck(this);
  74 }
  75
  76 void walker_melee_do_dmg(entity this)
  77 {
  78     vector where;
  79     entity e;
  80
  81     makevectors(this.angles);
  82     where = this.origin + v_forward * 128;
  83
  84     e = findradius(where,32);
  85     while (e)
  86     {
  87         if (turret_validate_target(this, e, this.target_validate_flags))
  88             if (e != this && e.owner != this)
  89                 Damage(e, this, this, (autocvar_g_turrets_unit_walker_melee_damage), DEATH_TURRET_WALK_MELEE.m_id, '0 0 0', v_forward * (autocvar_g_turrets_unit_walker_melee_force));
  90
  91         e = e.chain;
  92     }
  93 }
  94
  95 void walker_setnoanim(entity this)
  96 {
  97     turrets_setframe(this, ANIM_NO, false);
  98     this.animflag = this.frame;
  99 }
 100 void walker_rocket_explode(entity this)
 101 {
 102     RadiusDamage (this, this.owner, (autocvar_g_turrets_unit_walker_rocket_damage), 0, (autocvar_g_turrets_unit_walker_rocket_radius), this, NULL, (autocvar_g_turrets_unit_walker_rocket_force), DEATH_TURRET_WALK_ROCKET.m_id, NULL);
 103     remove (this);
 104 }
 105
 106 void walker_rocket_touch(entity this, entity toucher)
 107 {
 108     walker_rocket_explode(this);
 109 }
 110
 111 void walker_rocket_damage(entity this, entity inflictor, entity attacker, float damage, float deathtype, vector hitloc, vector vforce)
 112 {
 113     this.health = this.health - damage;
 114     this.velocity = this.velocity + vforce;
 115
 116     if (this.health <= 0)
 117         W_PrepareExplosionByDamage(this, this.owner, walker_rocket_explode);
 118 }
 119
 120 #define WALKER_ROCKET_MOVE(s) movelib_move_simple((s), newdir, (autocvar_g_turrets_unit_walker_rocket_speed), (autocvar_g_turrets_unit_walker_rocket_turnrate)); UpdateCSQCProjectile(s)
 121 void walker_rocket_loop(entity this);
 122 void walker_rocket_think(entity this)
 123 {
 124     vector newdir;
 125     float edist;
 126     float itime;
 127     float m_speed;
 128
 129     this.nextthink = time;
 130
 131     edist = vlen(this.enemy.origin - this.origin);
 132
 133     // Simulate crude guidance
 134     if (this.cnt < time)
 135     {
 136         if (edist < 1000)
 137             this.tur_shotorg = randomvec() * min(edist, 64);
 138         else
 139             this.tur_shotorg = randomvec() * min(edist, 256);
 140
 141         this.cnt = time + 0.5;
 142     }
 143
 144     if (edist < 128)
 145         this.tur_shotorg = '0 0 0';
 146
 147     if (this.max_health < time)
 148     {
 149         setthink(this, walker_rocket_explode);
 150         this.nextthink  = time;
 151         return;
 152     }
 153
 154     if (this.shot_dmg != 1337 && random() < 0.01)
 155     {
 156         walker_rocket_loop(this);
 157         return;
 158     }
 159
 160     m_speed = vlen(this.velocity);
 161
 162     // Enemy dead? just keep on the current heading then.
 163     if (this.enemy == NULL || IS_DEAD(this.enemy))
 164         this.enemy = NULL;
 165
 166     if (this.enemy)
 167     {
 168         itime = max(edist / m_speed, 1);
 169         newdir = steerlib_pull(this, this.enemy.origin + this.tur_shotorg);
 170     }
 171     else
 172         newdir  = normalize(this.velocity);
 173
 174     WALKER_ROCKET_MOVE(this);
 175 }
 176
 177 void walker_rocket_loop3(entity this)
 178 {
 179     this.nextthink = time;
 180
 181     if (this.max_health < time)
 182     {
 183         setthink(this, walker_rocket_explode);
 184         return;
 185     }
 186
 187     if(vdist(this.origin - this.tur_shotorg, <, 100))
 188     {
 189         setthink(this, walker_rocket_think);
 190         return;
 191     }
 192
 193     vector newdir = steerlib_pull(this, this.tur_shotorg);
 194     WALKER_ROCKET_MOVE(this);
 195
 196     this.angles = vectoangles(this.velocity);
 197 }
 198
 199 void walker_rocket_loop2(entity this)
 200 {
 201     this.nextthink = time;
 202
 203     if (this.max_health < time)
 204     {
 205         setthink(this, walker_rocket_explode);
 206         return;
 207     }
 208
 209     if(vdist(this.origin - this.tur_shotorg, <, 100))
 210     {
 211         this.tur_shotorg = this.origin - '0 0 200';
 212         setthink(this, walker_rocket_loop3);
 213         return;
 214     }
 215
 216     vector newdir = steerlib_pull(this, this.tur_shotorg);
 217     WALKER_ROCKET_MOVE(this);
 218 }
 219
 220 void walker_rocket_loop(entity this)
 221 {
 222     this.nextthink = time;
 223     this.tur_shotorg = this.origin + '0 0 300';
 224     setthink(this, walker_rocket_loop2);
 225     this.shot_dmg = 1337;
 226 }
 227
 228 void walker_fire_rocket(entity this, vector org)
 229 {
 230     fixedmakevectors(this.angles);
 231
 232     te_explosion (org);
 233
 234     entity rocket = new(walker_rocket);
 235     setorigin(rocket, org);
 236
 237     sound (this, CH_WEAPON_A, SND_HAGAR_FIRE, VOL_BASE, ATTEN_NORM);
 238     setsize (rocket, '-3 -3 -3', '3 3 3'); // give it some size so it can be shot
 239
 240     rocket.owner                          = this;
 241     rocket.bot_dodge              = true;
 242     rocket.bot_dodgerating      = 50;
 243     rocket.takedamage            = DAMAGE_YES;
 244     rocket.damageforcescale   = 2;
 245     rocket.health                        = 25;
 246     rocket.tur_shotorg          = randomvec() * 512;
 247     rocket.cnt                          = time + 1;
 248     rocket.enemy                          = this.enemy;
 249
 250     if (random() < 0.01)
 251         setthink(rocket, walker_rocket_loop);
 252     else
 253         setthink(rocket, walker_rocket_think);
 254
 255     rocket.event_damage    = walker_rocket_damage;
 256
 257     rocket.nextthink              = time;
 258     rocket.movetype                = MOVETYPE_FLY;
 259     rocket.velocity                = normalize((v_forward + v_up * 0.5) + (randomvec() * 0.2)) * (autocvar_g_turrets_unit_walker_rocket_speed);
 260     rocket.angles                        = vectoangles(rocket.velocity);
 261     settouch(rocket, walker_rocket_touch);
 262     rocket.flags                          = FL_PROJECTILE;
 263     rocket.solid                          = SOLID_BBOX;
 264     rocket.max_health            = time + 9;
 265     rocket.missile_flags = MIF_SPLASH | MIF_PROXY | MIF_GUIDED_HEAT;
 266
 267     CSQCProjectile(rocket, false, PROJECTILE_ROCKET, false); // no culling, has fly sound
 268 }
 269
 270 .vector enemy_last_loc;
 271 .float enemy_last_time;
 272 void walker_move_to(entity this, vector _target, float _dist)
 273 {
 274     switch (this.waterlevel)
 275     {
 276         case WATERLEVEL_NONE:
 277             if (_dist > 500)
 278                 this.animflag = ANIM_RUN;
 279             else
 280                 this.animflag = ANIM_WALK;
 281         case WATERLEVEL_WETFEET:
 282         case WATERLEVEL_SWIMMING:
 283             if (this.animflag != ANIM_SWIM)
 284                 this.animflag = ANIM_WALK;
 285             else
 286                 this.animflag = ANIM_SWIM;
 287             break;
 288         case WATERLEVEL_SUBMERGED:
 289             this.animflag = ANIM_SWIM;
 290     }
 291
 292     this.moveto = _target;
 293     this.steerto = steerlib_attract2(this, this.moveto, 0.5, 500, 0.95);
 294
 295     if(this.enemy)
 296     {
 297         this.enemy_last_loc = _target;
 298         this.enemy_last_time = time;
 299     }
 300 }
 301
 302 void walker_move_path(entity this)
 303 {
 304 #ifdef WALKER_FANCYPATHING
 305     // Are we close enougth to a path node to switch to the next?
 306     if(vdist(this.origin - this.pathcurrent.origin, <, 64))
 307         if (this.pathcurrent.path_next == NULL)
 308         {
 309             // Path endpoint reached
 310             pathlib_deletepath(this.pathcurrent.owner);
 311             this.pathcurrent = NULL;
 312
 313             if (this.pathgoal)
 314             {
 315                 if (this.pathgoal.use)
 316                     this.pathgoal.use(this, NULL, NULL);
 317
 318                 if (this.pathgoal.enemy)
 319                 {
 320                     this.pathcurrent = WALKER_PATH(this, this.pathgoal.origin, this.pathgoal.enemy.origin);
 321                     this.pathgoal = this.pathgoal.enemy;
 322                 }
 323             }
 324             else
 325                 this.pathgoal = NULL;
 326         }
 327         else
 328             this.pathcurrent = this.pathcurrent.path_next;
 329
 330     this.moveto = this.pathcurrent.origin;
 331     this.steerto = steerlib_attract2(this, this.moveto,0.5,500,0.95);
 332     walker_move_to(this, this.moveto, 0);
 333
 334 #else
 335     if(vdist(this.origin - this.pathcurrent.origin, <, 64))
 336         this.pathcurrent = this.pathcurrent.enemy;
 337
 338     if(!this.pathcurrent)
 339         return;
 340
 341     this.moveto = this.pathcurrent.origin;
 342     this.steerto = steerlib_attract2(this, this.moveto, 0.5, 500, 0.95);
 343     walker_move_to(this, this.moveto, 0);
 344 #endif
 345 }
 346
 347 spawnfunc(turret_walker) { if(!turret_initialize(this, TUR_WALKER)) remove(this); }
 348
 349 METHOD(WalkerTurret, tr_think, void(WalkerTurret thistur, entity it))
 350 {
 351     fixedmakevectors(it.angles);
 352
 353     if (it.spawnflags & TSF_NO_PATHBREAK && it.pathcurrent)
 354         walker_move_path(it);
 355     else if (it.enemy == NULL)
 356     {
 357         if(it.pathcurrent)
 358             walker_move_path(it);
 359         else
 360         {
 361             if(it.enemy_last_time != 0)
 362             {
 363                 if(vdist(it.origin - it.enemy_last_loc, <, 128) || time - it.enemy_last_time > 10)
 364                     it.enemy_last_time = 0;
 365                 else
 366                     walker_move_to(it, it.enemy_last_loc, 0);
 367             }
 368             else
 369             {
 370                 if(it.animflag != ANIM_NO)
 371                 {
 372                     traceline(it.origin + '0 0 64', it.origin + '0 0 64' + v_forward * 128, MOVE_NORMAL, it);
 373
 374                     if(trace_fraction != 1.0)
 375                         it.tur_head.idletime = -1337;
 376                     else
 377                     {
 378                         traceline(trace_endpos, trace_endpos - '0 0 256', MOVE_NORMAL, it);
 379                         if(trace_fraction == 1.0)
 380                             it.tur_head.idletime = -1337;
 381                     }
 382
 383                     if(it.tur_head.idletime == -1337)
 384                     {
 385                         it.moveto = it.origin + randomvec() * 256;
 386                         it.tur_head.idletime = 0;
 387                     }
 388
 389                     it.moveto = it.moveto * 0.9 + ((it.origin + v_forward * 500) + randomvec() * 400) * 0.1;
 390                     it.moveto_z = it.origin_z + 64;
 391                     walker_move_to(it, it.moveto, 0);
 392                 }
 393
 394                 if(it.idletime < time)
 395                 {
 396                     if(random() < 0.5 || !(it.spawnflags & TSL_ROAM))
 397                     {
 398                         it.idletime = time + 1 + random() * 5;
 399                         it.moveto = it.origin;
 400                         it.animflag = ANIM_NO;
 401                     }
 402                     else
 403                     {
 404                         it.animflag = ANIM_WALK;
 405                         it.idletime = time + 4 + random() * 2;
 406                         it.moveto = it.origin + randomvec() * 256;
 407                         it.tur_head.moveto = it.moveto;
 408                         it.tur_head.idletime = 0;
 409                     }
 410                 }
 411             }
 412         }
 413     }
 414     else
 415     {
 416         if (it.tur_dist_enemy < (autocvar_g_turrets_unit_walker_melee_range) && it.animflag != ANIM_MELEE)
 417         {
 418             vector wish_angle;
 419
 420             wish_angle = angleofs(it, it.enemy);
 421             if (it.animflag != ANIM_SWIM)
 422             if (fabs(wish_angle_y) < 15)
 423             {
 424                 it.moveto   = it.enemy.origin;
 425                 it.steerto  = steerlib_attract2(it, it.moveto, 0.5, 500, 0.95);
 426                 it.animflag = ANIM_MELEE;
 427             }
 428         }
 429         else if (it.tur_head.attack_finished_single[0] < time)
 430         {
 431             if(it.tur_head.shot_volly)
 432             {
 433                 it.animflag = ANIM_NO;
 434
 435                 it.tur_head.shot_volly = it.tur_head.shot_volly -1;
 436                 if(it.tur_head.shot_volly == 0)
 437                     it.tur_head.attack_finished_single[0] = time + (autocvar_g_turrets_unit_walker_rocket_refire);
 438                 else
 439                     it.tur_head.attack_finished_single[0] = time + 0.2;
 440
 441                 if(it.tur_head.shot_volly > 1)
 442                     walker_fire_rocket(it, gettaginfo(it, gettagindex(it, "tag_rocket01")));
 443                 else
 444                     walker_fire_rocket(it, gettaginfo(it, gettagindex(it, "tag_rocket02")));
 445             }
 446             else
 447             {
 448                 if (it.tur_dist_enemy > (autocvar_g_turrets_unit_walker_rocket_range_min))
 449                 if (it.tur_dist_enemy < (autocvar_g_turrets_unit_walker_rocket_range))
 450                     it.tur_head.shot_volly = 4;
 451             }
 452         }
 453         else
 454         {
 455             if (it.animflag != ANIM_MELEE)
 456                 walker_move_to(it, it.enemy.origin, it.tur_dist_enemy);
 457         }
 458     }
 459
 460     {
 461         vector real_angle;
 462         float turny = 0, turnx = 0;
 463         float vz;
 464
 465         real_angle = vectoangles(it.steerto) - it.angles;
 466         vz = it.velocity_z;
 467
 468         switch (it.animflag)
 469         {
 470             case ANIM_NO:
 471                 movelib_brake_simple(it, (autocvar_g_turrets_unit_walker_speed_stop));
 472                 break;
 473
 474             case ANIM_TURN:
 475                 turny = (autocvar_g_turrets_unit_walker_turn);
 476                 movelib_brake_simple(it, (autocvar_g_turrets_unit_walker_speed_stop));
 477                 break;
 478
 479             case ANIM_WALK:
 480                 turny = (autocvar_g_turrets_unit_walker_turn_walk);
 481                 movelib_move_simple(it, v_forward, (autocvar_g_turrets_unit_walker_speed_walk), 0.6);
 482                 break;
 483
 484             case ANIM_RUN:
 485                 turny = (autocvar_g_turrets_unit_walker_turn_run);
 486                 movelib_move_simple(it, v_forward, (autocvar_g_turrets_unit_walker_speed_run), 0.6);
 487                 break;
 488
 489             case ANIM_STRAFE_L:
 490                 turny = (autocvar_g_turrets_unit_walker_turn_strafe);
 491                 movelib_move_simple(it, v_right * -1, (autocvar_g_turrets_unit_walker_speed_walk), 0.8);
 492                 break;
 493
 494             case ANIM_STRAFE_R:
 495                 turny = (autocvar_g_turrets_unit_walker_turn_strafe);
 496                 movelib_move_simple(it, v_right, (autocvar_g_turrets_unit_walker_speed_walk), 0.8);
 497                 break;
 498
 499             case ANIM_JUMP:
 500                 it.velocity += '0 0 1' * (autocvar_g_turrets_unit_walker_speed_jump);
 501                 break;
 502
 503             case ANIM_LAND:
 504                 break;
 505
 506             case ANIM_PAIN:
 507                 if(it.frame != ANIM_PAIN)
 508                     defer(it, 0.25, walker_setnoanim);
 509
 510                 break;
 511
 512             case ANIM_MELEE:
 513                 if(it.frame != ANIM_MELEE)
 514                 {
 515                     defer(it, 0.41, walker_setnoanim);
 516                     defer(it, 0.21, walker_melee_do_dmg);
 517                 }
 518
 519                 movelib_brake_simple(it, (autocvar_g_turrets_unit_walker_speed_stop));
 520                 break;
 521
 522             case ANIM_SWIM:
 523                 turny = (autocvar_g_turrets_unit_walker_turn_swim);
 524                 turnx = (autocvar_g_turrets_unit_walker_turn_swim);
 525
 526                 it.angles_x += bound(-10, shortangle_f(real_angle_x, it.angles_x), 10);
 527                 movelib_move_simple(it, v_forward, (autocvar_g_turrets_unit_walker_speed_swim), 0.3);
 528                 vz = it.velocity_z + sin(time * 4) * 8;
 529                 break;
 530
 531             case ANIM_ROAM:
 532                 turny = (autocvar_g_turrets_unit_walker_turn_walk);
 533                 movelib_move_simple(it, v_forward ,(autocvar_g_turrets_unit_walker_speed_roam), 0.5);
 534                 break;
 535         }
 536
 537         if(turny)
 538         {
 539             turny = bound( turny * -1, shortangle_f(real_angle_y, it.angles_y), turny );
 540             it.angles_y += turny;
 541         }
 542
 543         if(turnx)
 544         {
 545             turnx = bound( turnx * -1, shortangle_f(real_angle_x, it.angles_x), turnx );
 546             it.angles_x += turnx;
 547         }
 548
 549         it.velocity_z = vz;
 550     }
 551
 552
 553     if(it.origin != it.oldorigin)
 554         it.SendFlags |= TNSF_MOVE;
 555
 556     it.oldorigin = it.origin;
 557     turrets_setframe(it, it.animflag, false);
 558 }
 559 METHOD(WalkerTurret, tr_death, void(WalkerTurret this, entity it))
 560 {
 561 #ifdef WALKER_FANCYPATHING
 562     if (it.pathcurrent)
 563         pathlib_deletepath(it.pathcurrent.owner);
 564 #endif
 565     it.pathcurrent = NULL;
 566 }
 567 METHOD(WalkerTurret, tr_setup, void(WalkerTurret this, entity it))
 568 {
 569     it.ticrate = 0.05;
 570
 571     entity e;
 572
 573     // Respawn is called & first spawn to, to set team. need to make sure we do not move the initial spawn.
 574     if(it.movetype == MOVETYPE_WALK)
 575     {
 576         if(it.pos1)
 577             setorigin(it, it.pos1);
 578         if(it.pos2)
 579             it.angles = it.pos2;
 580     }
 581
 582     it.ammo_flags = TFL_AMMO_BULLETS | TFL_AMMO_RECHARGE | TFL_AMMO_RECIEVE;
 583     it.aim_flags = TFL_AIM_LEAD;
 584     it.turret_flags |= TUR_FLAG_HITSCAN;
 585
 586     it.target_select_flags = TFL_TARGETSELECT_PLAYERS | TFL_TARGETSELECT_RANGELIMITS | TFL_TARGETSELECT_TEAMCHECK | TFL_TARGETSELECT_LOS;
 587     it.target_validate_flags = TFL_TARGETSELECT_PLAYERS | TFL_TARGETSELECT_RANGELIMITS | TFL_TARGETSELECT_TEAMCHECK | TFL_TARGETSELECT_LOS;
 588     it.iscreature = true;
 589     it.teleportable = TELEPORT_NORMAL;
 590     it.damagedbycontents = true;
 591     it.solid = SOLID_SLIDEBOX;
 592     it.takedamage = DAMAGE_AIM;
 593     if(it.movetype != MOVETYPE_WALK)
 594     {
 595         setorigin(it, it.origin);
 596         tracebox(it.origin + '0 0 128', it.mins, it.maxs, it.origin - '0 0 10000', MOVE_NORMAL, it);
 597         setorigin(it, trace_endpos + '0 0 4');
 598         it.pos1 = it.origin;
 599         it.pos2 = it.angles;
 600     }
 601     it.movetype = MOVETYPE_WALK;
 602     it.idle_aim = '0 0 0';
 603     it.turret_firecheckfunc = walker_firecheck;
 604
 605     if (it.target != "")
 606     {
 607         e = find(NULL, targetname, it.target);
 608         if (!e)
 609         {
 610             LOG_TRACE("Initital waypoint for walker does NOT exsist, fix your map!\n");
 611             it.target = "";
 612         }
 613
 614         if (e.classname != "turret_checkpoint")
 615             LOG_TRACE("Warning: not a turrret path\n");
 616         else
 617         {
 618 #ifdef WALKER_FANCYPATHING
 619             it.pathcurrent = WALKER_PATH(it, it.origin, e.origin);
 620             it.pathgoal = e;
 621 #else
 622             it.pathcurrent = e;
 623 #endif
 624         }
 625     }
 626 }
 627
 628 #endif // SVQC
 629 #ifdef CSQC
 630
 631 #include <common/physics/movelib.qh>
 632
 633 void walker_draw(entity this)
 634 {
 635     float dt;
 636
 637     dt = time - this.move_time;
 638     this.move_time = time;
 639     if(dt <= 0)
 640         return;
 641
 642     fixedmakevectors(this.angles);
 643     movelib_groundalign4point(this, 300, 100, 0.25, 45);
 644     setorigin(this, this.origin + this.velocity * dt);
 645     this.tur_head.angles += dt * this.tur_head.move_avelocity;
 646     this.angles_y = this.move_angles_y;
 647
 648     if (this.health < 127)
 649     if(random() < 0.15)
 650         te_spark(this.origin + '0 0 40', randomvec() * 256 + '0 0 256', 16);
 651 }
 652
 653         METHOD(WalkerTurret, tr_setup, void(WalkerTurret this, entity it))
 654         {
 655             it.gravity          = 1;
 656             it.movetype         = MOVETYPE_BOUNCE;
 657             it.move_movetype    = MOVETYPE_BOUNCE;
 658             it.move_origin      = it.origin;
 659             it.move_time                = time;
 660             it.draw                     = walker_draw;
 661         }
 662
 663 #endif // CSQC
 664 #endif