qcsrc/common/weapons/weapon/minelayer.qc

   1 #include "minelayer.qh"
   2
   3 #ifdef SVQC
   4
   5 void W_MineLayer_Stick(entity this, entity to)
   6 {
   7         spamsound(this, CH_SHOTS, SND_MINE_STICK, VOL_BASE, ATTN_NORM);
   8
   9         // in order for mines to face properly when sticking to the ground, they must be a server side entity rather than a csqc projectile
  10
  11         entity newmine = spawn();
  12         IL_PUSH(g_mines, newmine);
  13         newmine.weaponentity_fld = this.weaponentity_fld;
  14         newmine.classname = this.classname;
  15
  16         newmine.bot_dodge = this.bot_dodge;
  17         newmine.bot_dodgerating = this.bot_dodgerating;
  18
  19         newmine.owner = this.owner;
  20         newmine.realowner = this.realowner;
  21         setsize(newmine, '-4 -4 -4', '4 4 4');
  22         setorigin(newmine, this.origin);
  23         setmodel(newmine, MDL_MINELAYER_MINE);
  24         newmine.angles = vectoangles(-trace_plane_normal); // face against the surface
  25
  26         newmine.mine_orientation = -trace_plane_normal;
  27
  28         newmine.takedamage = this.takedamage;
  29         newmine.damageforcescale = this.damageforcescale;
  30         SetResourceExplicit(newmine, RES_HEALTH, GetResource(this, RES_HEALTH));
  31         newmine.event_damage = this.event_damage;
  32         newmine.spawnshieldtime = this.spawnshieldtime;
  33         newmine.damagedbycontents = true;
  34         IL_PUSH(g_damagedbycontents, newmine);
  35
  36         set_movetype(newmine, MOVETYPE_NONE); // lock the mine in place
  37         newmine.projectiledeathtype = this.projectiledeathtype;
  38
  39         newmine.mine_time = this.mine_time;
  40
  41         settouch(newmine, func_null);
  42         setthink(newmine, W_MineLayer_Think);
  43         newmine.nextthink = time;
  44         newmine.cnt = this.cnt;
  45         newmine.flags = this.flags;
  46         IL_PUSH(g_projectiles, newmine);
  47         IL_PUSH(g_bot_dodge, newmine);
  48
  49         delete(this);
  50
  51         if(to)
  52                 SetMovetypeFollow(newmine, to);
  53 }
  54
  55 void W_MineLayer_Explode(entity this, entity directhitentity)
  56 {
  57         if(directhitentity.takedamage == DAMAGE_AIM)
  58                 if(IS_PLAYER(directhitentity))
  59                         if(DIFF_TEAM(this.realowner, directhitentity))
  60                                 if(!IS_DEAD(directhitentity))
  61                                         if(IsFlying(directhitentity))
  62                                                 Send_Notification(NOTIF_ONE, this.realowner, MSG_ANNCE, ANNCE_ACHIEVEMENT_AIRSHOT);
  63
  64         this.event_damage = func_null;
  65         this.takedamage = DAMAGE_NO;
  66
  67         RadiusDamage(this, this.realowner, WEP_CVAR(minelayer, damage), WEP_CVAR(minelayer, edgedamage), WEP_CVAR(minelayer, radius), NULL, NULL, WEP_CVAR(minelayer, force), this.projectiledeathtype, this.weaponentity_fld, directhitentity);
  68
  69         .entity weaponentity = this.weaponentity_fld;
  70         Weapon thiswep = WEP_MINE_LAYER;
  71         if(this.realowner.(weaponentity).m_weapon == thiswep)
  72         {
  73                 entity own = this.realowner;
  74                 if(!thiswep.wr_checkammo1(thiswep, own, weaponentity))
  75                 {
  76                         own.cnt = thiswep.m_id;
  77                         ATTACK_FINISHED(own, weaponentity) = time;
  78                         own.(weaponentity).m_switchweapon = w_getbestweapon(own, weaponentity);
  79                 }
  80         }
  81         delete(this);
  82 }
  83
  84 void W_MineLayer_Explode_think(entity this)
  85 {
  86         W_MineLayer_Explode(this, NULL);
  87 }
  88
  89 void W_MineLayer_DoRemoteExplode(entity this)
  90 {
  91         this.event_damage = func_null;
  92         this.takedamage = DAMAGE_NO;
  93
  94         if(this.move_movetype == MOVETYPE_NONE || this.move_movetype == MOVETYPE_FOLLOW)
  95                 this.velocity = this.mine_orientation; // particle fx and decals need .velocity
  96
  97         RadiusDamage(this, this.realowner, WEP_CVAR(minelayer, remote_damage), WEP_CVAR(minelayer, remote_edgedamage), WEP_CVAR(minelayer, remote_radius),
  98                                                 NULL, NULL, WEP_CVAR(minelayer, remote_force), this.projectiledeathtype | HITTYPE_BOUNCE, this.weaponentity_fld, NULL);
  99
 100         .entity weaponentity = this.weaponentity_fld;
 101         Weapon thiswep = WEP_MINE_LAYER;
 102         if(this.realowner.(weaponentity).m_weapon == thiswep)
 103         {
 104                 entity own = this.realowner;
 105                 if(!thiswep.wr_checkammo1(thiswep, own, weaponentity))
 106                 {
 107                         own.cnt = thiswep.m_id;
 108                         ATTACK_FINISHED(own, weaponentity) = time;
 109                         own.(weaponentity).m_switchweapon = w_getbestweapon(own, weaponentity);
 110                 }
 111         }
 112         delete(this);
 113 }
 114
 115 void W_MineLayer_RemoteExplode(entity this)
 116 {
 117         if(!IS_DEAD(this.realowner))
 118                 if((this.spawnshieldtime >= 0)
 119                         ? (time >= this.spawnshieldtime) // timer
 120                         : (vdist(NearestPointOnBox(this.realowner, this.origin) - this.origin, >, WEP_CVAR(minelayer, remote_radius))) // safety device
 121                 )
 122                 {
 123                         W_MineLayer_DoRemoteExplode(this);
 124                 }
 125 }
 126
 127 void W_MineLayer_ProximityExplode(entity this)
 128 {
 129         // make sure no friend is in the mine's radius. If there is any, explosion is delayed until he's at a safe distance
 130         if(WEP_CVAR(minelayer, protection) && this.mine_explodeanyway == 0)
 131         {
 132                 entity head;
 133                 head = findradius(this.origin, WEP_CVAR(minelayer, radius));
 134                 while(head)
 135                 {
 136                         if(head == this.realowner || SAME_TEAM(head, this.realowner))
 137                                 return;
 138                         head = head.chain;
 139                 }
 140         }
 141
 142         this.mine_time = 0;
 143         W_MineLayer_Explode(this, NULL);
 144 }
 145
 146 int W_MineLayer_Count(entity e, .entity weaponentity)
 147 {
 148         int minecount = 0;
 149         IL_EACH(g_mines, it.realowner == e && it.weaponentity_fld == weaponentity,
 150         {
 151                 minecount += 1;
 152         });
 153
 154         return minecount;
 155 }
 156
 157 void W_MineLayer_Think(entity this)
 158 {
 159         entity head;
 160
 161         this.nextthink = time;
 162
 163         if(this.move_movetype == MOVETYPE_FOLLOW)
 164         {
 165                 if(LostMovetypeFollow(this))
 166                 {
 167                         UnsetMovetypeFollow(this);
 168                         set_movetype(this, MOVETYPE_NONE);
 169                 }
 170         }
 171
 172         // our lifetime has expired, it's time to die - mine_time just allows us to play a sound for this
 173         // TODO: replace this mine_trigger.wav sound with a real countdown
 174         if((time > this.cnt) && (!this.mine_time) && (this.cnt > 0))
 175         {
 176                 if(WEP_CVAR(minelayer, lifetime_countdown) > 0)
 177                         spamsound(this, CH_SHOTS, SND_MINE_TRIGGER, VOL_BASE, ATTN_NORM);
 178                 this.mine_time = time + WEP_CVAR(minelayer, lifetime_countdown);
 179                 this.mine_explodeanyway = 1; // make the mine super aggressive -- Samual: Rather, make it not care if a team mate is near.
 180         }
 181
 182         // a player's mines shall explode if he disconnects or dies
 183         // TODO: Do this on team change too -- Samual: But isn't a player killed when they switch teams?
 184         if(!IS_PLAYER(this.realowner) || IS_DEAD(this.realowner) || STAT(FROZEN, this.realowner))
 185         {
 186                 this.projectiledeathtype |= HITTYPE_BOUNCE;
 187                 W_MineLayer_Explode(this, NULL);
 188                 return;
 189         }
 190
 191         // set the mine for detonation when a foe gets close enough
 192         head = findradius(this.origin, WEP_CVAR(minelayer, proximityradius));
 193         while(head)
 194         {
 195                 if(IS_PLAYER(head) && !IS_DEAD(head) && !STAT(FROZEN, head))
 196                 if(head != this.realowner && DIFF_TEAM(head, this.realowner)) // don't trigger for team mates
 197                 if(!this.mine_time)
 198                 {
 199                         spamsound(this, CH_SHOTS, SND_MINE_TRIGGER, VOL_BASE, ATTN_NORM);
 200                         this.mine_time = time + WEP_CVAR(minelayer, time);
 201                 }
 202                 head = head.chain;
 203         }
 204
 205         // explode if it's time to
 206         if(this.mine_time && time >= this.mine_time)
 207         {
 208                 W_MineLayer_ProximityExplode(this);
 209                 return;
 210         }
 211
 212         // remote detonation
 213         .entity weaponentity = this.weaponentity_fld;
 214         if(this.realowner.(weaponentity).m_weapon == WEP_MINE_LAYER)
 215         if(!IS_DEAD(this.realowner))
 216         if(this.minelayer_detonate)
 217                 W_MineLayer_RemoteExplode(this);
 218 }
 219
 220 void W_MineLayer_Touch(entity this, entity toucher)
 221 {
 222         if(this.move_movetype == MOVETYPE_NONE || this.move_movetype == MOVETYPE_FOLLOW)
 223                 return; // we're already a stuck mine, why do we get called? TODO does this even happen?
 224
 225         PROJECTILE_TOUCH(this, toucher);
 226
 227         if((toucher && IS_PLAYER(toucher) && !IS_DEAD(toucher)) || toucher.owner == this.owner)
 228         {
 229                 // hit a player or other mine
 230                 // don't stick
 231         }
 232         else
 233         {
 234                 W_MineLayer_Stick(this, toucher);
 235         }
 236 }
 237
 238 void W_MineLayer_Damage(entity this, entity inflictor, entity attacker, float damage, int deathtype, .entity weaponentity, vector hitloc, vector force)
 239 {
 240         if(GetResource(this, RES_HEALTH) <= 0)
 241                 return;
 242
 243         float is_from_enemy = (inflictor.realowner != this.realowner);
 244
 245         if(!W_CheckProjectileDamage(inflictor.realowner, this.realowner, deathtype, (is_from_enemy ? 1 : -1)))
 246                 return; // g_projectiles_damage says to halt
 247
 248         TakeResource(this, RES_HEALTH, damage);
 249         this.angles = vectoangles(this.velocity);
 250
 251         if(GetResource(this, RES_HEALTH) <= 0)
 252                 W_PrepareExplosionByDamage(this, attacker, W_MineLayer_Explode_think);
 253 }
 254
 255 void W_MineLayer_Attack(Weapon thiswep, entity actor, .entity weaponentity)
 256 {
 257         entity mine;
 258         entity flash;
 259
 260         // scan how many mines we placed, and return if we reached our limit
 261         if(WEP_CVAR(minelayer, limit))
 262         {
 263                 int minecount = W_MineLayer_Count(actor, weaponentity);
 264                 if(minecount >= WEP_CVAR(minelayer, limit))
 265                 {
 266                         // the refire delay keeps this message from being spammed
 267                         Send_Notification(NOTIF_ONE, actor, MSG_MULTI, WEAPON_MINELAYER_LIMIT, WEP_CVAR(minelayer, limit));
 268                         play2(actor, SND(UNAVAILABLE));
 269                         return;
 270                 }
 271         }
 272
 273         W_DecreaseAmmo(thiswep, actor, WEP_CVAR(minelayer, ammo), weaponentity);
 274
 275         W_SetupShot_ProjectileSize(actor, weaponentity, '-4 -4 -4', '4 4 4', false, 5, SND_MINE_FIRE, CH_WEAPON_A, WEP_CVAR(minelayer, damage), thiswep.m_id);
 276         W_MuzzleFlash(actor, weaponentity, EFFECT_ROCKET_MUZZLEFLASH, w_shotorg, w_shotdir * 1000);
 277
 278         mine = WarpZone_RefSys_SpawnSameRefSys(actor);
 279         mine.weaponentity_fld = weaponentity;
 280         IL_PUSH(g_mines, mine);
 281         mine.owner = mine.realowner = actor;
 282         if(WEP_CVAR(minelayer, detonatedelay) >= 0)
 283                 mine.spawnshieldtime = time + WEP_CVAR(minelayer, detonatedelay);
 284         else
 285                 mine.spawnshieldtime = -1;
 286         mine.classname = "mine";
 287         mine.bot_dodge = true;
 288         mine.bot_dodgerating = WEP_CVAR(minelayer, damage) * 2; // * 2 because it can detonate inflight which makes it even more dangerous
 289
 290         mine.takedamage = DAMAGE_YES;
 291         mine.damageforcescale = WEP_CVAR(minelayer, damageforcescale);
 292         SetResourceExplicit(mine, RES_HEALTH, WEP_CVAR(minelayer, health));
 293         mine.event_damage = W_MineLayer_Damage;
 294         mine.damagedbycontents = true;
 295         IL_PUSH(g_damagedbycontents, mine);
 296
 297         set_movetype(mine, MOVETYPE_TOSS);
 298         PROJECTILE_MAKETRIGGER(mine);
 299         mine.projectiledeathtype = thiswep.m_id;
 300         mine.weaponentity_fld = weaponentity;
 301         setsize(mine, '-4 -4 -4', '4 4 4'); // give it some size so it can be shot
 302
 303         setorigin(mine, w_shotorg - v_forward * 4); // move it back so it hits the wall at the right point
 304         W_SetupProjVelocity_Basic(mine, WEP_CVAR(minelayer, speed), 0);
 305         mine.angles = vectoangles(mine.velocity);
 306
 307         settouch(mine, W_MineLayer_Touch);
 308         setthink(mine, W_MineLayer_Think);
 309         mine.nextthink = time;
 310         mine.cnt = (WEP_CVAR(minelayer, lifetime) - WEP_CVAR(minelayer, lifetime_countdown));
 311         mine.flags = FL_PROJECTILE;
 312         IL_PUSH(g_projectiles, mine);
 313         IL_PUSH(g_bot_dodge, mine);
 314         mine.missile_flags = MIF_SPLASH | MIF_ARC | MIF_PROXY;
 315
 316         if(mine.cnt > 0) { mine.cnt += time; }
 317
 318         CSQCProjectile(mine, true, PROJECTILE_MINE, true);
 319
 320         // muzzle flash for 1st person view
 321         // TODO: handle on the client
 322         flash = spawn();
 323         setmodel(flash, MDL_MINELAYER_MUZZLEFLASH); // precision set below
 324         SUB_SetFade(flash, time, 0.1);
 325         flash.effects = EF_ADDITIVE | EF_FULLBRIGHT | EF_LOWPRECISION;
 326         W_AttachToShotorg(actor, weaponentity, flash, '5 0 0');
 327
 328         // common properties
 329
 330         MUTATOR_CALLHOOK(EditProjectile, actor, mine);
 331 }
 332
 333 bool W_MineLayer_PlacedMines(entity this, .entity weaponentity, bool detonate)
 334 {
 335         bool minfound = false;
 336
 337         IL_EACH(g_mines, it.realowner == this && it.weaponentity_fld == weaponentity,
 338         {
 339                 if(detonate)
 340                 {
 341                         if(!it.minelayer_detonate)
 342                         {
 343                                 it.minelayer_detonate = true;
 344                                 minfound = true;
 345                         }
 346                 }
 347                 else
 348                         minfound = true;
 349         });
 350         return minfound;
 351 }
 352
 353 METHOD(MineLayer, wr_aim, void(entity thiswep, entity actor, .entity weaponentity))
 354 {
 355     // aim and decide to fire if appropriate
 356     int minecount = W_MineLayer_Count(actor, weaponentity);
 357     if(minecount >= WEP_CVAR(minelayer, limit))
 358         PHYS_INPUT_BUTTON_ATCK(actor) = false;
 359     else
 360         PHYS_INPUT_BUTTON_ATCK(actor) = bot_aim(actor, weaponentity, WEP_CVAR(minelayer, speed), 0, WEP_CVAR(minelayer, lifetime), false);
 361     if(skill >= 2) // skill 0 and 1 bots won't detonate mines!
 362     {
 363         // decide whether to detonate mines
 364         float edgedamage, coredamage, edgeradius, recipricoledgeradius;
 365         float selfdamage, teamdamage, enemydamage;
 366         edgedamage = WEP_CVAR(minelayer, edgedamage);
 367         coredamage = WEP_CVAR(minelayer, damage);
 368         edgeradius = WEP_CVAR(minelayer, radius);
 369         recipricoledgeradius = 1 / edgeradius;
 370         selfdamage = 0;
 371         teamdamage = 0;
 372         enemydamage = 0;
 373
 374         IL_EACH(g_mines, it.realowner == actor,
 375         {
 376                 entity mine = it;
 377                 IL_EACH(g_bot_targets, it.bot_attack,
 378                 {
 379                         float d = vlen(it.origin + (it.mins + it.maxs) * 0.5 - mine.origin);
 380                         d = bound(0, edgedamage + (coredamage - edgedamage) * sqrt(1 - d * recipricoledgeradius), 10000);
 381                 // count potential damage according to type of target
 382                 if(it == actor)
 383                     selfdamage = selfdamage + d;
 384                 else if(SAME_TEAM(it, actor))
 385                     teamdamage = teamdamage + d;
 386                 else if(bot_shouldattack(actor, it))
 387                     enemydamage = enemydamage + d;
 388                 });
 389         });
 390
 391         float desirabledamage;
 392         desirabledamage = enemydamage;
 393         if(time > STAT(INVINCIBLE_FINISHED, actor) && time > actor.spawnshieldtime)
 394             desirabledamage = desirabledamage - selfdamage * autocvar_g_balance_selfdamagepercent;
 395         if(teamplay && actor.team)
 396             desirabledamage = desirabledamage - teamdamage;
 397
 398         makevectors(actor.v_angle);
 399         IL_EACH(g_mines, it.realowner == actor,
 400         {
 401             if(skill > 9) // normal players only do this for the target they are tracking
 402             {
 403                     entity mine = it;
 404                     IL_EACH(g_bot_targets, it.bot_attack,
 405                     {
 406                         if((v_forward * normalize(mine.origin - it.origin) < 0.1)
 407                             && desirabledamage > 0.1 * coredamage
 408                             ) PHYS_INPUT_BUTTON_ATCK2(actor) = true;
 409                     });
 410                 }
 411                 else
 412                 {
 413                 //As the distance gets larger, a correct detonation gets near imposible
 414                 //Bots are assumed to use the mine spawnfunc_light to see if the mine gets near a player
 415                 if((v_forward * normalize(it.origin - actor.enemy.origin) < 0.1)
 416                         && IS_PLAYER(actor.enemy)
 417                         && (desirabledamage >= 0.1 * coredamage)
 418                         )
 419                 {
 420                         float distance = bound(300, vlen(actor.origin - actor.enemy.origin), 30000);
 421                         if(random() / distance * 300 > frametime * bound(0, (10 - skill) * 0.2, 1))
 422                                 PHYS_INPUT_BUTTON_ATCK2(actor) = true;
 423                 }
 424                 }
 425         });
 426
 427         // if we would be doing at X percent of the core damage, detonate it
 428         // but don't fire a new shot at the same time!
 429         if(desirabledamage >= 0.75 * coredamage) //this should do group damage in rare fortunate events
 430             PHYS_INPUT_BUTTON_ATCK2(actor) = true;
 431         if((skill > 6.5) && (selfdamage > GetResource(actor, RES_HEALTH)))
 432             PHYS_INPUT_BUTTON_ATCK2(actor) = false;
 433         //if(PHYS_INPUT_BUTTON_ATCK2(actor) == true)
 434         //      dprint(ftos(desirabledamage),"\n");
 435         if(PHYS_INPUT_BUTTON_ATCK2(actor)) PHYS_INPUT_BUTTON_ATCK(actor) = false;
 436     }
 437 }
 438 METHOD(MineLayer, wr_think, void(entity thiswep, entity actor, .entity weaponentity, int fire))
 439 {
 440         actor.(weaponentity).minelayer_mines = W_MineLayer_Count(actor, weaponentity);
 441
 442     if(autocvar_g_balance_minelayer_reload_ammo && actor.(weaponentity).clip_load < WEP_CVAR(minelayer, ammo)) // forced reload
 443     {
 444         // not if we're holding the minelayer without enough ammo, but can detonate existing mines
 445         if(!(W_MineLayer_PlacedMines(actor, weaponentity, false) && GetResource(actor, thiswep.ammo_type) < WEP_CVAR(minelayer, ammo))) {
 446             thiswep.wr_reload(thiswep, actor, weaponentity);
 447         }
 448     }
 449     else if(fire & 1)
 450     {
 451         if(weapon_prepareattack(thiswep, actor, weaponentity, false, WEP_CVAR(minelayer, refire)))
 452         {
 453             W_MineLayer_Attack(thiswep, actor, weaponentity);
 454             weapon_thinkf(actor, weaponentity, WFRAME_FIRE1, WEP_CVAR(minelayer, animtime), w_ready);
 455         }
 456     }
 457
 458     if(fire & 2)
 459     {
 460         if(W_MineLayer_PlacedMines(actor, weaponentity, true))
 461             sound(actor, CH_WEAPON_B, SND_MINE_DET, VOL_BASE, ATTN_NORM);
 462     }
 463 }
 464 METHOD(MineLayer, wr_checkammo1, bool(entity thiswep, entity actor, .entity weaponentity))
 465 {
 466     // actually do // don't switch while placing a mine
 467     //if(ATTACK_FINISHED(actor, weaponentity) <= time || PS(actor).m_weapon != WEP_MINE_LAYER)
 468     //{
 469         float ammo_amount = GetResource(actor, thiswep.ammo_type) >= WEP_CVAR(minelayer, ammo);
 470         ammo_amount += actor.(weaponentity).(weapon_load[thiswep.m_id]) >= WEP_CVAR(minelayer, ammo);
 471         return ammo_amount;
 472     //}
 473     //return true;
 474 }
 475 METHOD(MineLayer, wr_checkammo2, bool(entity thiswep, entity actor, .entity weaponentity))
 476 {
 477     if(W_MineLayer_PlacedMines(actor, weaponentity, false))
 478         return true;
 479     else
 480         return false;
 481 }
 482 METHOD(MineLayer, wr_resetplayer, void(entity thiswep, entity actor))
 483 {
 484     for(int slot = 0; slot < MAX_WEAPONSLOTS; ++slot)
 485     {
 486         .entity weaponentity = weaponentities[slot];
 487         actor.(weaponentity).minelayer_mines = 0;
 488     }
 489 }
 490 METHOD(MineLayer, wr_reload, void(entity thiswep, entity actor, .entity weaponentity))
 491 {
 492     W_Reload(actor, weaponentity, WEP_CVAR(minelayer, ammo), SND_RELOAD);
 493 }
 494 METHOD(MineLayer, wr_suicidemessage, Notification(entity thiswep))
 495 {
 496     return WEAPON_MINELAYER_SUICIDE;
 497 }
 498 METHOD(MineLayer, wr_killmessage, Notification(entity thiswep))
 499 {
 500     return WEAPON_MINELAYER_MURDER;
 501 }
 502
 503 #endif
 504 #ifdef CSQC
 505
 506 METHOD(MineLayer, wr_impacteffect, void(entity thiswep, entity actor))
 507 {
 508     vector org2;
 509     org2 = w_org + w_backoff * 12;
 510     pointparticles(EFFECT_ROCKET_EXPLODE, org2, '0 0 0', 1);
 511     if(!w_issilent)
 512         sound(actor, CH_SHOTS, SND_MINE_EXP, VOL_BASE, ATTN_NORM);
 513 }
 514
 515 #endif