qcsrc/server/tturrets/units/unit_hk.qc

   1 //#define TURRET_DEBUG_HK
   2
   3 #ifdef TURRET_DEBUG_HK
   4 .float atime;
   5 #endif
   6
   7 void spawnfunc_turret_hk();
   8 void turret_hk_dinit();
   9 void turret_hk_attack();
  10 void turret_hk_missile_explode();
  11 void turret_hk_missile_think();
  12 void turret_hk_missile_damage (entity inflictor, entity attacker, float damage, float deathtype, vector hitloc, vector force);
  13 float turret_hk_addtarget(entity e_target,entity e_sender);
  14 //void turret_hk_missile_touch();
  15
  16 float hk_maxspeed;
  17 float hk_minspeed;
  18 float hk_accel;
  19 float hk_accel2;
  20 float hk_decel;
  21
  22 float turret_hk_addtarget(entity e_target,entity e_sender)
  23 {
  24     if (e_target)
  25     {
  26         if (turret_validate_target(self,e_target,self.target_validate_flags) > 0)
  27         {
  28             self.enemy = e_target;
  29             return 1;
  30         }
  31     }
  32
  33     return 0;
  34 }
  35
  36 float hk_is_valid_target(entity e_target)
  37 {
  38     if (e_target == world)
  39         return 0;
  40
  41     // If only this was used more..
  42     if (e_target.flags & FL_NOTARGET)
  43         return 0;
  44
  45     // Cant touch this
  46     if ((e_target.takedamage == DAMAGE_NO) || (e_target.health < 0))
  47         return 0;
  48
  49     // player
  50     if (e_target.flags & FL_CLIENT)
  51     {
  52         if (self.owner.target_select_playerbias < 0)
  53             return 0;
  54
  55         if (e_target.deadflag != DEAD_NO)
  56             return 0;
  57     }
  58
  59     // Missile
  60     if ((e_target.flags & FL_PROJECTILE) && (self.owner.target_select_missilebias < 0))
  61         return 0;
  62
  63     // Team check
  64     if ((e_target.team == self.owner.team) || (self.owner.team == e_target.owner.team))
  65         return 0;
  66
  67     return 1;
  68 }
  69
  70 void turret_hk_missile_damage (entity inflictor, entity attacker, float damage, float deathtype, vector hitloc, vector force)
  71 {
  72     if (attacker.team == self.team)
  73         damage *= 0.5;
  74
  75     self.velocity += force;
  76
  77     self.health -= damage;
  78
  79     if (self.health <= 0)
  80         turret_hk_missile_explode();
  81 }
  82
  83 void turret_hk_attack()
  84 {
  85     local entity missile;
  86     //local entity flash2;
  87
  88     sound (self, CHAN_WEAPON, "weapons/rocket_fire.wav", VOL_BASE, ATTN_NORM);
  89
  90     missile                    = spawn ();
  91     missile.solid            = SOLID_BBOX;
  92     setsize (missile, '-3 -3 -3', '3 3 3'); // give it some size so it can be shot
  93     setorigin(missile, self.tur_shotorg);
  94
  95     missile.scale            = 1;
  96     missile.classname        = "hk_missile";
  97     missile.owner            = self;
  98     missile.bot_dodge        = TRUE;
  99     missile.bot_dodgerating  = self.shot_dmg;
 100     missile.takedamage       = DAMAGE_YES;
 101     missile.damageforcescale = 4;
 102     missile.health           = 10;
 103     missile.think            = turret_hk_missile_think;
 104     missile.event_damage     = turret_hk_missile_damage;
 105     missile.nextthink        = time + 0.25;
 106     missile.movetype         = MOVETYPE_BOUNCEMISSILE;
 107     missile.velocity         = self.tur_shotdir_updated * (self.shot_speed * 0.75);
 108     missile.angles           = vectoangles(missile.velocity);
 109     missile.touch            = turret_hk_missile_explode; //turret_hk_missile_touch;
 110     missile.flags            = FL_PROJECTILE;
 111     missile.enemy            = self.enemy;
 112     missile.team             = self.team;
 113     missile.cnt              = time + 30;
 114     missile.ticrate          = max(autocvar_sys_ticrate,0.05);
 115
 116         CSQCProjectile(missile, FALSE, PROJECTILE_ROCKET, FALSE); // no culling, fly sound
 117
 118     te_explosion (missile.origin);
 119
 120     if (self.tur_head.frame == 0)
 121         self.tur_head.frame = self.tur_head.frame + 1;
 122
 123 }
 124
 125 void turret_hk_missile_think()
 126 {
 127     vector vu, vd, vf, vl, vr, ve;  // Vector (direction)
 128     float  fu, fd, ff, fl, fr, fe;  // Fraction to solid
 129     vector olddir,wishdir,newdir;   // Final direction
 130     float lt_for;   // Length of Trace FORwrad
 131     float lt_seek;  // Length of Trace SEEK (left, right, up down)
 132     float pt_seek;  // Pitch of Trace SEEK (How mutch to angele left, right up, down trace towards v_forward)
 133     vector pre_pos;
 134     float myspeed;
 135     entity e;
 136     float ad,edist;
 137
 138     self.nextthink = time + self.ticrate;
 139
 140     //if (self.cnt < time)
 141     //    turret_hk_missile_explode();
 142
 143     if (self.enemy.deadflag != DEAD_NO)
 144         self.enemy = world;
 145
 146     // Pick the closest valid target.
 147     if (!self.enemy)
 148     {
 149         e = findradius(self.origin, 5000);
 150         while (e)
 151         {
 152             if (hk_is_valid_target(e))
 153             {
 154                 if (!self.enemy)
 155                     self.enemy = e;
 156                 else
 157                     if (vlen(self.origin - e.origin) < vlen(self.origin - self.enemy.origin))
 158                         self.enemy = e;
 159             }
 160             e = e.chain;
 161         }
 162     }
 163
 164     self.angles = vectoangles(self.velocity);
 165     self.angles_x = self.angles_x * -1;
 166     makevectors(self.angles);
 167     self.angles_x = self.angles_x * -1;
 168
 169     if (self.enemy)
 170     {
 171         edist = vlen(self.origin - self.enemy.origin);
 172         // Close enougth to do decent damage?
 173         if ( edist <= (self.owner.shot_radius * 0.25) )
 174         {
 175             turret_hk_missile_explode();
 176             return;
 177         }
 178
 179         // Get data on enemy position
 180         pre_pos = self.enemy.origin +
 181                   self.enemy.velocity *
 182                   min((vlen(self.enemy.origin - self.origin) / vlen(self.velocity)),0.5);
 183
 184         traceline(self.origin, pre_pos,TRUE,self.enemy);
 185         ve = normalize(pre_pos - self.origin);
 186         fe = trace_fraction;
 187
 188     }
 189     else
 190     {
 191         fe = 0;
 192     }
 193
 194     if ((fe != 1) || (self.enemy == world) || (edist > 1000))
 195     {
 196         myspeed = vlen(self.velocity);
 197
 198         lt_for  = myspeed * 3;
 199         lt_seek = myspeed * 2.95;
 200
 201         // Trace forward
 202         traceline(self.origin, self.origin + v_forward * lt_for,FALSE,self);
 203         vf = trace_endpos;
 204         ff = trace_fraction;
 205
 206         // Find angular offset
 207         ad = vlen(vectoangles(normalize(self.enemy.origin - self.origin)) - self.angles);
 208
 209         // To close to something, Slow down!
 210         if ( ((ff < 0.7) || (ad > 4)) && (myspeed > hk_minspeed) )
 211             myspeed = max(myspeed * hk_decel,hk_minspeed);
 212
 213         // Failry clear, accelerate.
 214         if ( (ff > 0.7) && (myspeed < hk_maxspeed) )
 215             myspeed = min(myspeed * hk_accel,hk_maxspeed);
 216
 217         // Setup trace pitch
 218         pt_seek = 1 - ff;
 219         pt_seek = bound(0.15,pt_seek,0.8);
 220         if (ff < 0.5) pt_seek = 1;
 221
 222         // Trace left
 223         traceline(self.origin, self.origin + (-1 * (v_right * pt_seek) + (v_forward * ff)) * lt_seek,FALSE,self);
 224         vl = trace_endpos;
 225         fl = trace_fraction;
 226
 227         // Trace right
 228         traceline(self.origin,  self.origin + ((v_right * pt_seek) + (v_forward * ff)) * lt_seek ,FALSE,self);
 229         vr = trace_endpos;
 230         fr = trace_fraction;
 231
 232         // Trace up
 233         traceline(self.origin,  self.origin + ((v_up * pt_seek) + (v_forward * ff)) * lt_seek ,FALSE,self);
 234         vu = trace_endpos;
 235         fu = trace_fraction;
 236
 237         // Trace down
 238         traceline(self.origin,  self.origin + (-1 * (v_up * pt_seek) + (v_forward * ff)) * lt_seek ,FALSE,self);
 239         vd = trace_endpos;
 240         fd = trace_fraction;
 241
 242         vl = normalize(vl - self.origin);
 243         vr = normalize(vr - self.origin);
 244         vu = normalize(vu - self.origin);
 245         vd = normalize(vd - self.origin);
 246
 247         // Panic tresh passed, find a single direction and turn as hard as we can
 248         if (pt_seek == 1)
 249         {
 250             wishdir = v_right;
 251             if (fl > fr) wishdir = -1 * v_right;
 252             if (fu > fl) wishdir = v_up;
 253             if (fd > fu) wishdir = -1 * v_up;
 254         }
 255         else
 256         {
 257             // Normalize our trace vectors to make a smooth path
 258             wishdir = normalize( (vl * fl) + (vr * fr) +  (vu * fu) +  (vd * fd) );
 259         }
 260
 261         if (self.enemy)
 262         {
 263             if (fe < 0.1) fe = 0.1; // Make sure we always try to move sligtly towards our target
 264             wishdir = (wishdir * (1 - fe)) + (ve * fe);
 265         }
 266     }
 267     else
 268     {
 269         // Got a clear path to target, speed up fast (if not at full speed) and go straight for it.
 270         myspeed = vlen(self.velocity);
 271         if (myspeed < hk_maxspeed)
 272             myspeed = min(myspeed * hk_accel2,hk_maxspeed);
 273
 274         wishdir = ve;
 275     }
 276
 277     if ((myspeed > hk_minspeed) && (self.cnt > time))
 278         myspeed = min(myspeed * hk_accel2,hk_maxspeed);
 279
 280     // Ranoutagazfish?
 281     if (self.cnt < time)
 282     {
 283         self.cnt = time + 0.25;
 284         self.nextthink = 0;
 285         self.movetype         = MOVETYPE_BOUNCE;
 286         sound    (self, CHAN_VOICE, "", 0.4 * VOL_BASE, ATTN_NORM);
 287         return;
 288     }
 289
 290     // Calculate new heading
 291     olddir = normalize(self.velocity);
 292     newdir = normalize(olddir + wishdir * autocvar_g_turrets_unit_hk_std_shot_speed_turnrate);
 293
 294     // Set heading & speed
 295     self.velocity = newdir * myspeed;
 296
 297     // Align model with new heading
 298     self.angles = vectoangles(self.velocity);
 299
 300
 301 #ifdef TURRET_DEBUG_HK
 302     //if(self.atime < time) {
 303     if ((fe <= 0.99)||(edist > 1000))
 304     {
 305         te_lightning2(world,self.origin, self.origin + vr * lt_seek);
 306         te_lightning2(world,self.origin, self.origin + vl * lt_seek);
 307         te_lightning2(world,self.origin, self.origin + vu * lt_seek);
 308         te_lightning2(world,self.origin, self.origin + vd * lt_seek);
 309         te_lightning2(world,self.origin, vf);
 310     }
 311     else
 312     {
 313         te_lightning2(world,self.origin, self.enemy.origin);
 314     }
 315     bprint("Speed: ", ftos(rint(myspeed)), "\n");
 316     bprint("Trace to solid: ", ftos(rint(ff * 100)), "%\n");
 317     bprint("Trace to target:", ftos(rint(fe * 100)), "%\n");
 318     self.atime = time + 0.2;
 319     //}
 320 #endif
 321
 322         UpdateCSQCProjectile(self);
 323 }
 324
 325 void turret_hk_missile_explode()
 326 {
 327     vector org2;
 328     float d;
 329
 330     if(self.event_damage != SUB_Null)
 331     {
 332         self.event_damage = SUB_Null;
 333         self.think = turret_hk_missile_explode;
 334         self.nextthink = time;
 335         return;
 336     }
 337
 338     if ((other == self.owner)||(other == self.owner.tur_head))
 339         return;
 340
 341     //w_deathtypestring = "got hunted to extinction";
 342     //vector    org2;
 343     sound (self, CHAN_PROJECTILE, "weapons/rocket_impact.wav", VOL_BASE, ATTN_NORM);
 344     org2 = findbetterlocation (self.origin, 16);
 345
 346     // LordHavoc: TE_TEI_BIGEXPLOSION
 347     WriteByte (MSG_BROADCAST, SVC_TEMPENTITY);
 348     WriteByte (MSG_BROADCAST, 78);
 349     WriteCoord (MSG_BROADCAST, org2_x);
 350     WriteCoord (MSG_BROADCAST, org2_y);
 351     WriteCoord (MSG_BROADCAST, org2_z);
 352
 353     self.event_damage = SUB_Null;
 354     d = RadiusDamage (self, self.owner, self.owner.shot_dmg, 0, self.owner.shot_radius, world, self.owner.shot_force, DEATH_TURRET, world);
 355
 356 #ifdef TURRET_DEBUG
 357     self.owner.tur_dbg_dmg_t_h = self.owner.tur_dbg_dmg_t_h + d; //self.owner.shot_dmg;
 358     self.owner.tur_dbg_dmg_t_f = self.owner.tur_dbg_dmg_t_f + self.owner.shot_dmg;
 359 #endif
 360
 361     // Target dead, get another is still targeting the same.
 362     if ((self.enemy.deadflag != DEAD_NO) && (self.enemy == self.owner.enemy))
 363         self.owner.enemy = world;
 364
 365     remove (self);
 366 }
 367
 368 void turret_hk_postthink()
 369 {
 370     if (autocvar_g_turrets_reloadcvars)
 371     {
 372         hk_maxspeed = autocvar_g_turrets_unit_hk_std_shot_speed_max;
 373         hk_minspeed = autocvar_g_turrets_unit_hk_std_shot_speed;
 374         hk_accel    = autocvar_g_turrets_unit_hk_std_shot_speed_accel;
 375         hk_accel2   = autocvar_g_turrets_unit_hk_std_shot_speed_accel2;
 376         hk_decel    = autocvar_g_turrets_unit_hk_std_shot_speed_decel;
 377     }
 378
 379     if (self.tur_head.frame != 0)
 380         self.tur_head.frame = self.tur_head.frame + 1;
 381
 382     if (self.tur_head.frame > 5)
 383         self.tur_head.frame = 0;
 384
 385 }
 386
 387 void turret_hk_dinit()
 388 {
 389     if (self.netname == "")      self.netname  = "Hunter-killer turret";
 390
 391     hk_maxspeed = autocvar_g_turrets_unit_hk_std_shot_speed_max;
 392     hk_minspeed = autocvar_g_turrets_unit_hk_std_shot_speed;
 393     hk_accel    = autocvar_g_turrets_unit_hk_std_shot_speed_accel;
 394     hk_accel2   = autocvar_g_turrets_unit_hk_std_shot_speed_accel2;
 395     hk_decel    = autocvar_g_turrets_unit_hk_std_shot_speed_decel;
 396
 397     self.turrcaps_flags = TFL_TURRCAPS_RADIUSDMG | TFL_TURRCAPS_MEDPROJ | TFL_TURRCAPS_PLAYERKILL | TFL_TURRCAPS_RECIVETARGETS;
 398
 399     self.ammo_flags = TFL_AMMO_ROCKETS | TFL_AMMO_RECHARGE;
 400
 401     self.aim_flags = TFL_AIM_SIMPLE;
 402
 403     self.target_select_flags = TFL_TARGETSELECT_LOS | TFL_TARGETSELECT_PLAYERS | TFL_TARGETSELECT_TRIGGERTARGET | TFL_TARGETSELECT_RANGELIMTS | TFL_TARGETSELECT_TEAMCHECK;
 404
 405     self.firecheck_flags = TFL_FIRECHECK_WORLD | TFL_FIRECHECK_DEAD | TFL_FIRECHECK_TEAMCECK  | TFL_FIRECHECK_REFIRE | TFL_FIRECHECK_AFF;
 406
 407     self.target_select_flags = TFL_TARGETSELECT_LOS | TFL_TARGETSELECT_PLAYERS | TFL_TARGETSELECT_TRIGGERTARGET | TFL_TARGETSELECT_RANGELIMTS | TFL_TARGETSELECT_TEAMCHECK;
 408
 409     self.shoot_flags = TFL_SHOOT_CLEARTARGET;
 410
 411     if (turret_stdproc_init("hk_std",0,"models/turrets/base.md3","models/turrets/hk.md3") == 0)
 412     {
 413         remove(self);
 414         return;
 415     }
 416
 417     self.target_validate_flags = TFL_TARGETSELECT_PLAYERS | TFL_TARGETSELECT_TEAMCHECK;
 418
 419
 420     if (!turret_tag_fire_update())
 421         dprint("Warning: Turret ",self.classname, " faild to initialize md3 tags\n");
 422
 423     // Our fire routine
 424     self.turret_firefunc  = turret_hk_attack;
 425
 426     // re-color badge & handle recoil effect
 427     self.turret_postthink = turret_hk_postthink;
 428
 429     // What to do when reciveing foreign target data
 430     self.turret_addtarget = turret_hk_addtarget;
 431 }
 432
 433
 434 /*QUAKED turret_hk (0 .5 .8) ?
 435 * Turret that fires Hunter-killer missiles.
 436 * Missiles seek their target and try to avoid obstacles. If target dies early, they
 437 * pick a new one on their own.
 438 */
 439
 440 void spawnfunc_turret_hk()
 441 {
 442     precache_model ("models/turrets/base.md3");
 443     precache_model ("models/turrets/hk.md3");
 444
 445     self.think = turret_hk_dinit;
 446     self.nextthink = time + 0.5;
 447 }
 448
 449