qcsrc/common/mutators/mutator/buffs/sv_buffs.qc

   1 #include "sv_buffs.qh"
   2
   3 #include <common/mapobjects/target/music.qh>
   4 #include <common/gamemodes/_mod.qh>
   5
   6 void buffs_DelayedInit(entity this);
   7
   8 AUTOCVAR(g_buffs, int, -1, "Enable buffs, -1: enabled but no auto location or replacing powerups, 1: enabled and can replace them");
   9
  10 REGISTER_MUTATOR(buffs, autocvar_g_buffs)
  11 {
  12         MUTATOR_ONADD
  13         {
  14                 if(autocvar_g_buffs > 0)
  15                         InitializeEntity(NULL, buffs_DelayedInit, INITPRIO_FINDTARGET);
  16         }
  17 }
  18
  19 bool buffs_BuffModel_Customize(entity this, entity client)
  20 {
  21         entity player, myowner;
  22         bool same_team;
  23
  24         player = WaypointSprite_getviewentity(client);
  25         myowner = this.owner;
  26         same_team = (SAME_TEAM(player, myowner) || SAME_TEAM(player, myowner));
  27
  28         if(myowner.alpha <= 0.5 && !same_team && myowner.alpha != 0)
  29                 return false;
  30
  31         if(MUTATOR_CALLHOOK(BuffModel_Customize, this, player))
  32                 return false;
  33
  34         if(player == myowner || (IS_SPEC(client) && client.enemy == myowner))
  35         {
  36                 // somewhat hide the model, but keep the glow
  37                 this.effects = 0;
  38                 this.alpha = -1;
  39         }
  40         else
  41         {
  42                 this.effects = EF_FULLBRIGHT | EF_LOWPRECISION;
  43                 this.alpha = 1;
  44         }
  45         return true;
  46 }
  47
  48 void buffs_BuffModel_Spawn(entity player)
  49 {
  50         player.buff_model = spawn();
  51         setmodel(player.buff_model, MDL_BUFF);
  52         setsize(player.buff_model, '0 0 -40', '0 0 40');
  53         setattachment(player.buff_model, player, "");
  54         setorigin(player.buff_model, '0 0 1' * (player.buff_model.maxs.z * 1));
  55         player.buff_model.owner = player;
  56         player.buff_model.scale = 0.7;
  57         player.buff_model.pflags = PFLAGS_FULLDYNAMIC;
  58         player.buff_model.light_lev = 200;
  59         setcefc(player.buff_model, buffs_BuffModel_Customize);
  60 }
  61
  62 vector buff_GlowColor(entity buff)
  63 {
  64         //if(buff.team) { return Team_ColorRGB(buff.team); }
  65         return buff.m_color;
  66 }
  67
  68 void buff_Effect(entity player, string eff)
  69 {
  70         if(!autocvar_g_buffs_effects) { return; }
  71
  72         if(time >= player.buff_effect_delay)
  73         {
  74                 Send_Effect_(eff, player.origin + ((player.mins + player.maxs) * 0.5), '0 0 0', 1);
  75                 player.buff_effect_delay = time + 0.05; // prevent spam
  76         }
  77 }
  78
  79 // buff item
  80 bool buff_Waypoint_visible_for_player(entity this, entity player, entity view)
  81 {
  82         if(!this.owner.buff_active && !this.owner.buff_activetime)
  83                 return false;
  84
  85         if (STAT(BUFFS, view))
  86         {
  87                 return CS(view).cvar_cl_buffs_autoreplace == false || STAT(BUFFS, view) != STAT(BUFFS, this.owner);
  88         }
  89
  90         return WaypointSprite_visible_for_player(this, player, view);
  91 }
  92
  93 void buff_Waypoint_Spawn(entity e)
  94 {
  95         entity buff = buff_FirstFromFlags(STAT(BUFFS, e));
  96         entity wp = WaypointSprite_Spawn(WP_Buff, 0, autocvar_g_buffs_waypoint_distance, e, '0 0 1' * e.maxs.z, NULL, e.team, e, buff_waypoint, true, RADARICON_Buff);
  97         wp.wp_extra = buff.m_id;
  98         WaypointSprite_UpdateTeamRadar(e.buff_waypoint, RADARICON_Buff, e.glowmod);
  99         e.buff_waypoint.waypointsprite_visible_for_player = buff_Waypoint_visible_for_player;
 100 }
 101
 102 void buff_SetCooldown(entity this, float cd)
 103 {
 104         cd = max(0, cd);
 105
 106         if(!this.buff_waypoint)
 107                 buff_Waypoint_Spawn(this);
 108
 109         WaypointSprite_UpdateBuildFinished(this.buff_waypoint, time + cd);
 110         this.buff_activetime = cd;
 111         this.buff_active = !cd;
 112 }
 113
 114 void buff_Respawn(entity this)
 115 {
 116         if(game_stopped) return;
 117
 118         vector oldbufforigin = this.origin;
 119         this.velocity = '0 0 200';
 120
 121         if(!MoveToRandomMapLocation(this, DPCONTENTS_SOLID | DPCONTENTS_CORPSE | DPCONTENTS_PLAYERCLIP, DPCONTENTS_SLIME | DPCONTENTS_LAVA | DPCONTENTS_SKY | DPCONTENTS_BODY | DPCONTENTS_DONOTENTER, Q3SURFACEFLAG_SKY,
 122                 ((autocvar_g_buffs_random_location_attempts > 0) ? autocvar_g_buffs_random_location_attempts : 10), 1024, 256))
 123         {
 124                 entity spot = SelectSpawnPoint(this, true);
 125                 setorigin(this, spot.origin);
 126                 this.velocity = ((randomvec() * 100) + '0 0 200');
 127                 this.angles = spot.angles;
 128         }
 129
 130         tracebox(this.origin, this.mins * 1.5, this.maxs * 1.5, this.origin, MOVE_NOMONSTERS, this);
 131
 132         setorigin(this, trace_endpos); // attempt to unstick
 133
 134         set_movetype(this, MOVETYPE_TOSS);
 135
 136         makevectors(this.angles);
 137         this.angles = '0 0 0';
 138         if(autocvar_g_buffs_random_lifetime > 0)
 139                 this.lifetime = time + autocvar_g_buffs_random_lifetime;
 140
 141         Send_Effect(EFFECT_ELECTRO_COMBO, oldbufforigin + ((this.mins + this.maxs) * 0.5), '0 0 0', 1);
 142         Send_Effect(EFFECT_ELECTRO_COMBO, CENTER_OR_VIEWOFS(this), '0 0 0', 1);
 143
 144         WaypointSprite_Ping(this.buff_waypoint);
 145
 146         sound(this, CH_TRIGGER, SND_KA_RESPAWN, VOL_BASE, ATTEN_NONE); // ATTEN_NONE (it's a sound intended to be heard anywhere)
 147 }
 148
 149 void buff_Touch(entity this, entity toucher)
 150 {
 151         if(game_stopped) return;
 152
 153         if(ITEM_TOUCH_NEEDKILL())
 154         {
 155                 buff_Respawn(this);
 156                 return;
 157         }
 158
 159         if(!this.buff_active)
 160                 return;
 161
 162         if(MUTATOR_CALLHOOK(BuffTouch, this, toucher))
 163                 return;
 164         toucher = M_ARGV(1, entity);
 165
 166         if(!IS_PLAYER(toucher))
 167                 return; // incase mutator changed toucher
 168
 169         if((this.team && DIFF_TEAM(toucher, this))
 170         || (STAT(FROZEN, toucher))
 171         || (toucher.vehicle)
 172         || (time < PS(toucher).buff_shield)
 173         )
 174         {
 175                 // can't touch this
 176                 return;
 177         }
 178
 179         if (STAT(BUFFS, toucher))
 180         {
 181                 if (CS(toucher).cvar_cl_buffs_autoreplace && STAT(BUFFS, toucher) != STAT(BUFFS, this))
 182                 {
 183                         // TODO: lost-gained notification for this case
 184                         int buffid = buff_FirstFromFlags(STAT(BUFFS, toucher)).m_id;
 185                         Send_Notification(NOTIF_ONE, toucher, MSG_INFO, INFO_ITEM_BUFF_LOST, toucher.netname, buffid);
 186                         if(!IS_INDEPENDENT_PLAYER(toucher))
 187                                 Send_Notification(NOTIF_ALL_EXCEPT, toucher, MSG_INFO, INFO_ITEM_BUFF_LOST, toucher.netname, buffid);
 188
 189                         STAT(BUFFS, toucher) = 0;
 190                         //sound(toucher, CH_TRIGGER, SND_BUFF_LOST, VOL_BASE, ATTN_NORM);
 191                 }
 192                 else { return; } // do nothing
 193         }
 194
 195         this.owner = toucher;
 196         this.buff_active = false;
 197         this.lifetime = 0;
 198         entity thebuff = buff_FirstFromFlags(STAT(BUFFS, this));
 199         Send_Notification(NOTIF_ONE, toucher, MSG_MULTI, ITEM_BUFF_GOT, thebuff.m_id);
 200         if(!IS_INDEPENDENT_PLAYER(toucher))
 201                 Send_Notification(NOTIF_ALL_EXCEPT, toucher, MSG_INFO, INFO_ITEM_BUFF, toucher.netname, thebuff.m_id);
 202
 203         Send_Effect(EFFECT_ITEM_PICKUP, CENTER_OR_VIEWOFS(this), '0 0 0', 1);
 204         sound(toucher, CH_TRIGGER, SND_SHIELD_RESPAWN, VOL_BASE, ATTN_NORM);
 205         STAT(BUFFS, toucher) |= (STAT(BUFFS, this));
 206         float bufftime = ((this.count) ? this.count : thebuff.m_time(thebuff));
 207         if(bufftime)
 208                 STAT(BUFF_TIME, toucher) = min(time + bufftime, max(STAT(BUFF_TIME, toucher), time) + bufftime);
 209 }
 210
 211 float buff_Available(entity buff)
 212 {
 213         if (buff == BUFF_Null)
 214                 return false;
 215         if (buff == BUFF_AMMO && ((start_items & IT_UNLIMITED_AMMO) || cvar("g_melee_only")))
 216                 return false;
 217         if (buff == BUFF_VAMPIRE && cvar("g_vampire"))
 218                 return false;
 219         return cvar(strcat("g_buffs_", buff.netname));
 220 }
 221
 222 .int buff_seencount;
 223
 224 void buff_NewType(entity ent)
 225 {
 226         RandomSelection_Init();
 227         FOREACH(Buffs, buff_Available(it),
 228         {
 229                 // if it's already been chosen, give it a lower priority
 230                 RandomSelection_AddEnt(it, max(0.2, 1 / it.buff_seencount), 1);
 231         });
 232         entity newbuff = RandomSelection_chosen_ent;
 233         newbuff.buff_seencount += 1; // lower chances of seeing this buff again soon
 234         STAT(BUFFS, ent) = newbuff.m_itemid;
 235 }
 236
 237 void buff_Think(entity this)
 238 {
 239         if(STAT(BUFFS, this) != this.oldbuffs)
 240         {
 241                 entity buff = buff_FirstFromFlags(STAT(BUFFS, this));
 242                 this.color = buff.m_color;
 243                 this.glowmod = buff_GlowColor(buff);
 244                 this.skin = buff.m_skin;
 245
 246                 setmodel(this, MDL_BUFF);
 247                 setsize(this, BUFF_MIN, BUFF_MAX);
 248
 249                 if(this.buff_waypoint)
 250                 {
 251                         //WaypointSprite_Disown(this.buff_waypoint, 1);
 252                         WaypointSprite_Kill(this.buff_waypoint);
 253                         buff_Waypoint_Spawn(this);
 254                         if(this.buff_activetime)
 255                                 WaypointSprite_UpdateBuildFinished(this.buff_waypoint, time + this.buff_activetime - frametime);
 256                 }
 257
 258                 this.oldbuffs = STAT(BUFFS, this);
 259         }
 260
 261         if(!game_stopped)
 262         if((round_handler_IsActive() && !round_handler_IsRoundStarted()) || time >= game_starttime)
 263         if(!this.buff_activetime_updated)
 264         {
 265                 buff_SetCooldown(this, this.buff_activetime);
 266                 this.buff_activetime_updated = true;
 267         }
 268
 269         if(!this.buff_active && !this.buff_activetime)
 270         if(!this.owner || STAT(FROZEN, this.owner) || IS_DEAD(this.owner) || !this.owner.iscreature || this.owner.vehicle || !(STAT(BUFFS, this.owner) & STAT(BUFFS, this)) || this.pickup_anyway > 0 || (this.pickup_anyway >= 0 && autocvar_g_buffs_pickup_anyway))
 271         {
 272                 buff_SetCooldown(this, autocvar_g_buffs_cooldown_respawn + frametime);
 273                 this.owner = NULL;
 274                 if(autocvar_g_buffs_randomize)
 275                         buff_NewType(this);
 276
 277                 if(autocvar_g_buffs_random_location || (this.spawnflags & 64))
 278                         buff_Respawn(this);
 279         }
 280
 281         if(this.buff_activetime)
 282         if(!game_stopped)
 283         if((round_handler_IsActive() && !round_handler_IsRoundStarted()) || time >= game_starttime)
 284         {
 285                 this.buff_activetime = max(0, this.buff_activetime - frametime);
 286
 287                 if(!this.buff_activetime)
 288                 {
 289                         this.buff_active = true;
 290                         sound(this, CH_TRIGGER, SND_STRENGTH_RESPAWN, VOL_BASE, ATTN_NORM);
 291                         Send_Effect(EFFECT_ITEM_RESPAWN, CENTER_OR_VIEWOFS(this), '0 0 0', 1);
 292                 }
 293         }
 294
 295         if(this.buff_active)
 296         {
 297                 if(this.team && !this.buff_waypoint)
 298                         buff_Waypoint_Spawn(this);
 299
 300                 if(this.lifetime)
 301                 if(time >= this.lifetime)
 302                         buff_Respawn(this);
 303         }
 304
 305         this.nextthink = time;
 306         //this.angles_y = time * 110.1;
 307 }
 308
 309 void buff_Waypoint_Reset(entity this)
 310 {
 311         WaypointSprite_Kill(this.buff_waypoint);
 312
 313         if(this.buff_activetime) { buff_Waypoint_Spawn(this); }
 314 }
 315
 316 void buff_Reset(entity this)
 317 {
 318         if(autocvar_g_buffs_randomize)
 319                 buff_NewType(this);
 320         this.owner = NULL;
 321         buff_SetCooldown(this, autocvar_g_buffs_cooldown_activate);
 322         buff_Waypoint_Reset(this);
 323         this.buff_activetime_updated = false;
 324
 325         if(autocvar_g_buffs_random_location || (this.spawnflags & 64))
 326                 buff_Respawn(this);
 327 }
 328
 329 bool buff_Customize(entity this, entity client)
 330 {
 331         entity player = WaypointSprite_getviewentity(client);
 332         if(!this.buff_active || (this.team && DIFF_TEAM(player, this)))
 333         {
 334                 this.alpha = 0.3;
 335                 if(this.effects & EF_FULLBRIGHT) { this.effects &= ~(EF_FULLBRIGHT); }
 336                 this.pflags = 0;
 337         }
 338         else
 339         {
 340                 this.alpha = 1;
 341                 if(!(this.effects & EF_FULLBRIGHT)) { this.effects |= EF_FULLBRIGHT; }
 342                 this.light_lev = 220 + 36 * sin(time);
 343                 this.pflags = PFLAGS_FULLDYNAMIC;
 344         }
 345         return true;
 346 }
 347
 348 void buff_Delete(entity this)
 349 {
 350         WaypointSprite_Kill(this.buff_waypoint);
 351         delete_fn(this);
 352 }
 353
 354 void buff_Init(entity this)
 355 {
 356         if(!cvar("g_buffs")) { delete(this); return; }
 357
 358         if(!teamplay && this.team) { this.team = 0; }
 359
 360         entity buff = buff_FirstFromFlags(STAT(BUFFS, this));
 361
 362         if(!STAT(BUFFS, this) || !buff_Available(buff))
 363                 buff_NewType(this);
 364
 365         this.classname = "item_buff";
 366         this.solid = SOLID_TRIGGER;
 367         this.flags = FL_ITEM;
 368         this.bot_pickup = true;
 369         this.bot_pickupevalfunc = generic_pickupevalfunc;
 370         this.bot_pickupbasevalue = 1000;
 371         IL_PUSH(g_items, this);
 372         setthink(this, buff_Think);
 373         settouch(this, buff_Touch);
 374         this.reset = buff_Reset;
 375         this.nextthink = time + 0.1;
 376         this.gravity = 1;
 377         set_movetype(this, MOVETYPE_TOSS);
 378         this.scale = 1;
 379         this.skin = buff.m_skin;
 380         this.effects = EF_FULLBRIGHT | EF_STARDUST | EF_NOSHADOW;
 381         this.dphitcontentsmask = DPCONTENTS_SOLID | DPCONTENTS_BODY;
 382         setcefc(this, buff_Customize);
 383         //this.gravity = 100;
 384         this.color = buff.m_color;
 385         this.glowmod = buff_GlowColor(this);
 386         buff_SetCooldown(this, autocvar_g_buffs_cooldown_activate + max(0, game_starttime - time));
 387         this.buff_active = !this.buff_activetime;
 388         this.pflags = PFLAGS_FULLDYNAMIC;
 389         this.dtor = buff_Delete;
 390
 391         if(this.spawnflags & 1)
 392                 this.noalign = true;
 393
 394         if(this.noalign)
 395                 set_movetype(this, MOVETYPE_NONE); // reset by random location
 396
 397         setmodel(this, MDL_BUFF);
 398         setsize(this, BUFF_MIN, BUFF_MAX);
 399
 400         if(cvar("g_buffs_random_location") || (this.spawnflags & 64))
 401                 buff_Respawn(this);
 402 }
 403
 404 void buff_Init_Compat(entity ent, entity replacement)
 405 {
 406         if (ent.spawnflags & 2)
 407                 ent.team = NUM_TEAM_1;
 408         else if (ent.spawnflags & 4)
 409                 ent.team = NUM_TEAM_2;
 410
 411         STAT(BUFFS, ent) = replacement.m_itemid;
 412
 413         buff_Init(ent);
 414 }
 415
 416 void buff_SpawnReplacement(entity ent, entity old)
 417 {
 418         setorigin(ent, old.origin);
 419         ent.angles = old.angles;
 420         ent.noalign = Item_ShouldKeepPosition(old);
 421
 422         buff_Init(ent);
 423 }
 424
 425 void buff_Vengeance_DelayedDamage(entity this)
 426 {
 427         if(this.enemy)
 428                 Damage(this.enemy, this.owner, this.owner, this.dmg, DEATH_BUFF.m_id, DMG_NOWEP, this.enemy.origin, '0 0 0');
 429
 430         delete(this);
 431         return;
 432 }
 433
 434 // note: only really useful in teamplay
 435 void buff_Medic_Heal(entity this)
 436 {
 437         FOREACH_CLIENT(IS_PLAYER(it) && it != this && vdist(it.origin - this.origin, <=, autocvar_g_buffs_medic_heal_range),
 438         {
 439                 if (DIFF_TEAM(it, this))
 440                 {
 441                         continue;
 442                 }
 443                 float hp = GetResource(it, RES_HEALTH);
 444                 if(hp >= autocvar_g_balance_health_regenstable)
 445                 {
 446                         continue;
 447                 }
 448                 Send_Effect(EFFECT_HEALING, it.origin, '0 0 0', 1);
 449                 SetResource(it, RES_HEALTH, bound(0, hp + autocvar_g_buffs_medic_heal_amount, autocvar_g_balance_health_regenstable));
 450         });
 451 }
 452
 453 float buff_Inferno_CalculateTime(float damg, float offset_x, float offset_y, float intersect_x, float intersect_y, float base)
 454 {
 455         return offset_y + (intersect_y - offset_y) * logn(((damg - offset_x) * ((base - 1) / intersect_x)) + 1, base);
 456 }
 457
 458 // mutator hooks
 459 MUTATOR_HOOKFUNCTION(buffs, Damage_Calculate)
 460 {
 461         entity frag_attacker = M_ARGV(1, entity);
 462         entity frag_target = M_ARGV(2, entity);
 463         float frag_deathtype = M_ARGV(3, float);
 464         float frag_damage = M_ARGV(4, float);
 465         vector frag_force = M_ARGV(6, vector);
 466
 467         if(frag_deathtype == DEATH_BUFF.m_id) { return; }
 468
 469         if(STAT(BUFFS, frag_target) & BUFF_RESISTANCE.m_itemid)
 470         {
 471                 float reduced = frag_damage * autocvar_g_buffs_resistance_blockpercent;
 472                 frag_damage = bound(0, frag_damage - reduced, frag_damage);
 473         }
 474
 475         if(STAT(BUFFS, frag_target) & BUFF_SPEED.m_itemid)
 476         if(frag_target != frag_attacker)
 477                 frag_damage *= autocvar_g_buffs_speed_damage_take;
 478
 479         if(STAT(BUFFS, frag_target) & BUFF_MEDIC.m_itemid)
 480         if((GetResource(frag_target, RES_HEALTH) - frag_damage) <= 0)
 481         if(!ITEM_DAMAGE_NEEDKILL(frag_deathtype))
 482         if(frag_attacker)
 483         if(random() <= autocvar_g_buffs_medic_survive_chance)
 484                 frag_damage = max(5, GetResource(frag_target, RES_HEALTH) - autocvar_g_buffs_medic_survive_health);
 485
 486         if(STAT(BUFFS, frag_target) & BUFF_JUMP.m_itemid)
 487         if(frag_deathtype == DEATH_FALL.m_id)
 488                 frag_damage = 0;
 489
 490         if(STAT(BUFFS, frag_target) & BUFF_VENGEANCE.m_itemid)
 491         if(frag_attacker)
 492         if(frag_attacker != frag_target)
 493         if(!ITEM_DAMAGE_NEEDKILL(frag_deathtype))
 494         {
 495                 entity dmgent = spawn();
 496
 497                 dmgent.dmg = frag_damage * autocvar_g_buffs_vengeance_damage_multiplier;
 498                 dmgent.enemy = frag_attacker;
 499                 dmgent.owner = frag_target;
 500                 setthink(dmgent, buff_Vengeance_DelayedDamage);
 501                 dmgent.nextthink = time + 0.1;
 502         }
 503
 504         if(STAT(BUFFS, frag_target) & BUFF_BASH.m_itemid)
 505         if(frag_attacker != frag_target)
 506                 frag_force = '0 0 0';
 507
 508         if(STAT(BUFFS, frag_attacker) & BUFF_BASH.m_itemid)
 509         if(frag_force)
 510         {
 511                 if(frag_attacker == frag_target)
 512                         frag_force *= autocvar_g_buffs_bash_force_self;
 513                 else
 514                         frag_force *= autocvar_g_buffs_bash_force;
 515         }
 516
 517         if(STAT(BUFFS, frag_attacker) & BUFF_DISABILITY.m_itemid)
 518         if(frag_target != frag_attacker)
 519                 frag_target.buff_disability_time = time + autocvar_g_buffs_disability_slowtime;
 520
 521         if(STAT(BUFFS, frag_target) & BUFF_INFERNO.m_itemid)
 522         {
 523                 if(frag_deathtype == DEATH_FIRE.m_id)
 524                         frag_damage = 0;
 525                 if(frag_deathtype == DEATH_LAVA.m_id)
 526                         frag_damage *= 0.5; // TODO: cvarize?
 527         }
 528
 529         if(STAT(BUFFS, frag_attacker) & BUFF_LUCK.m_itemid)
 530         if(frag_attacker != frag_target)
 531         if(autocvar_g_buffs_luck_damagemultiplier > 0)
 532         if(random() <= autocvar_g_buffs_luck_chance)
 533                 frag_damage *= autocvar_g_buffs_luck_damagemultiplier;
 534
 535         if(STAT(BUFFS, frag_attacker) & BUFF_INFERNO.m_itemid)
 536         if(frag_target != frag_attacker) {
 537                 float btime = buff_Inferno_CalculateTime(
 538                         frag_damage,
 539                         0,
 540                         autocvar_g_buffs_inferno_burntime_min_time,
 541                         autocvar_g_buffs_inferno_burntime_target_damage,
 542                         autocvar_g_buffs_inferno_burntime_target_time,
 543                         autocvar_g_buffs_inferno_burntime_factor
 544                 );
 545                 Fire_AddDamage(frag_target, frag_attacker, (frag_damage * autocvar_g_buffs_inferno_damagemultiplier), btime, DEATH_BUFF.m_id);
 546         }
 547
 548         // this... is ridiculous (TODO: fix!)
 549         if(STAT(BUFFS, frag_attacker) & BUFF_VAMPIRE.m_itemid)
 550         if(!frag_target.vehicle)
 551         if(!ITEM_DAMAGE_NEEDKILL(frag_deathtype))
 552         if(!IS_DEAD(frag_target))
 553         if(IS_PLAYER(frag_target) || IS_MONSTER(frag_target))
 554         if(frag_attacker != frag_target)
 555         if(!STAT(FROZEN, frag_target))
 556         if(frag_target.takedamage)
 557         if(DIFF_TEAM(frag_attacker, frag_target))
 558         {
 559                 float amount = bound(0, frag_damage * autocvar_g_buffs_vampire_damage_steal,
 560                         GetResource(frag_target, RES_HEALTH));
 561                 GiveResourceWithLimit(frag_attacker, RES_HEALTH, amount, g_pickup_healthsmall_max);
 562                 if (GetResource(frag_target, RES_ARMOR))
 563                 {
 564                         amount = bound(0, frag_damage * autocvar_g_buffs_vampire_damage_steal,
 565                                 GetResource(frag_target, RES_ARMOR));
 566                         GiveResourceWithLimit(frag_attacker, RES_ARMOR, amount, g_pickup_armorsmall_max);
 567                 }
 568         }
 569
 570         M_ARGV(4, float) = frag_damage;
 571         M_ARGV(6, vector) = frag_force;
 572 }
 573
 574 MUTATOR_HOOKFUNCTION(buffs, PlayerSpawn)
 575 {
 576         entity player = M_ARGV(0, entity);
 577
 578         player.oldbuffs = 0;
 579         PS(player).buff_shield = time + 0.5; // prevent picking up buffs immediately
 580         // reset timers here to prevent them continuing after re-spawn
 581         player.buff_disability_time = 0;
 582         player.buff_disability_effect_time = 0;
 583 }
 584
 585 MUTATOR_HOOKFUNCTION(buffs, PlayerPhysics_UpdateStats)
 586 {
 587         entity player = M_ARGV(0, entity);
 588         // these automatically reset, no need to worry
 589
 590         if(STAT(BUFFS, player) & BUFF_SPEED.m_itemid)
 591                 STAT(MOVEVARS_HIGHSPEED, player) *= autocvar_g_buffs_speed_speed;
 592
 593         if(time < player.buff_disability_time)
 594                 STAT(MOVEVARS_HIGHSPEED, player) *= autocvar_g_buffs_disability_speed;
 595 }
 596
 597 MUTATOR_HOOKFUNCTION(buffs, PlayerPhysics)
 598 {
 599         entity player = M_ARGV(0, entity);
 600         // these automatically reset, no need to worry
 601
 602         if(STAT(BUFFS, player) & BUFF_JUMP.m_itemid)
 603                 STAT(MOVEVARS_JUMPVELOCITY, player) = autocvar_g_buffs_jump_height;
 604 }
 605
 606 MUTATOR_HOOKFUNCTION(buffs, MonsterMove)
 607 {
 608         entity mon = M_ARGV(0, entity);
 609
 610         if(time < mon.buff_disability_time)
 611         {
 612                 M_ARGV(1, float) *= autocvar_g_buffs_disability_speed; // run speed
 613                 M_ARGV(2, float) *= autocvar_g_buffs_disability_speed; // walk speed
 614         }
 615 }
 616
 617 MUTATOR_HOOKFUNCTION(buffs, PlayerDies)
 618 {
 619         entity frag_target = M_ARGV(2, entity);
 620
 621         if(STAT(BUFFS, frag_target))
 622         {
 623                 int buffid = buff_FirstFromFlags(STAT(BUFFS, frag_target)).m_id;
 624                 if(!IS_INDEPENDENT_PLAYER(frag_target))
 625                         Send_Notification(NOTIF_ALL_EXCEPT, frag_target, MSG_INFO, INFO_ITEM_BUFF_LOST, frag_target.netname, buffid);
 626                 STAT(BUFFS, frag_target) = 0;
 627                 STAT(BUFF_TIME, frag_target) = 0;
 628
 629                 if(frag_target.buff_model)
 630                 {
 631                         delete(frag_target.buff_model);
 632                         frag_target.buff_model = NULL;
 633                 }
 634         }
 635 }
 636
 637 MUTATOR_HOOKFUNCTION(buffs, PlayerUseKey, CBC_ORDER_FIRST)
 638 {
 639         if(MUTATOR_RETURNVALUE || game_stopped || !autocvar_g_buffs_drop) return;
 640
 641         entity player = M_ARGV(0, entity);
 642
 643         if(STAT(BUFFS, player))
 644         {
 645                 int buffid = buff_FirstFromFlags(STAT(BUFFS, player)).m_id;
 646                 Send_Notification(NOTIF_ONE, player, MSG_MULTI, ITEM_BUFF_DROP, buffid);
 647                 if(!IS_INDEPENDENT_PLAYER(player))
 648                         Send_Notification(NOTIF_ALL_EXCEPT, player, MSG_INFO, INFO_ITEM_BUFF_LOST, player.netname, buffid);
 649
 650                 STAT(BUFFS, player) = 0;
 651                 STAT(BUFF_TIME, player) = 0;
 652                 PS(player).buff_shield = time + max(0, autocvar_g_buffs_pickup_delay);
 653                 sound(player, CH_TRIGGER, SND_BUFF_LOST, VOL_BASE, ATTN_NORM);
 654                 return true;
 655         }
 656 }
 657
 658 MUTATOR_HOOKFUNCTION(buffs, ForbidThrowCurrentWeapon)
 659 {
 660         if(MUTATOR_RETURNVALUE || game_stopped) return;
 661         entity player = M_ARGV(0, entity);
 662
 663         if(STAT(BUFFS, player) & BUFF_SWAPPER.m_itemid)
 664         {
 665                 float best_distance = autocvar_g_buffs_swapper_range;
 666                 entity closest = NULL;
 667                 FOREACH_CLIENT(IS_PLAYER(it), {
 668                         if(!IS_DEAD(it) && !STAT(FROZEN, it) && !it.vehicle)
 669                         if(DIFF_TEAM(it, player))
 670                         {
 671                                 float test = vlen2(player.origin - it.origin);
 672                                 if(test <= best_distance * best_distance)
 673                                 {
 674                                         best_distance = sqrt(test);
 675                                         closest = it;
 676                                 }
 677                         }
 678                 });
 679
 680                 if(closest)
 681                 {
 682                         vector my_org, my_vel, my_ang, their_org, their_vel, their_ang;
 683
 684                         my_org = player.origin;
 685                         my_vel = player.velocity;
 686                         my_ang = player.angles;
 687                         their_org = closest.origin;
 688                         their_vel = closest.velocity;
 689                         their_ang = closest.angles;
 690
 691                         Drop_Special_Items(closest);
 692
 693                         MUTATOR_CALLHOOK(PortalTeleport, player); // initiate flag dropper
 694
 695                         setorigin(player, their_org);
 696                         setorigin(closest, my_org);
 697
 698                         closest.velocity = my_vel;
 699                         closest.angles = my_ang;
 700                         if (IS_BOT_CLIENT(closest))
 701                         {
 702                                 closest.v_angle = closest.angles;
 703                                 bot_aim_reset(closest);
 704                         }
 705                         closest.fixangle = true;
 706                         closest.oldorigin = my_org;
 707                         closest.oldvelocity = my_vel;
 708                         player.velocity = their_vel;
 709                         player.angles = their_ang;
 710                         if (IS_BOT_CLIENT(player))
 711                         {
 712                                 player.v_angle = player.angles;
 713                                 bot_aim_reset(player);
 714                         }
 715                         player.fixangle = true;
 716                         player.oldorigin = their_org;
 717                         player.oldvelocity = their_vel;
 718
 719                         // set pusher so player gets the kill if they fall into void
 720                         closest.pusher = player;
 721                         closest.pushltime = time + autocvar_g_maxpushtime;
 722                         closest.istypefrag = PHYS_INPUT_BUTTON_CHAT(closest);
 723
 724                         Send_Effect(EFFECT_ELECTRO_COMBO, their_org, '0 0 0', 1);
 725                         Send_Effect(EFFECT_ELECTRO_COMBO, my_org, '0 0 0', 1);
 726
 727                         sound(player, CH_TRIGGER, SND_KA_RESPAWN, VOL_BASE, ATTEN_NORM);
 728                         sound(closest, CH_TRIGGER, SND_KA_RESPAWN, VOL_BASE, ATTEN_NORM);
 729
 730                         // TODO: add a counter to handle how many times one can teleport, and a delay to prevent spam
 731                         STAT(BUFFS, player) = 0;
 732                         return true;
 733                 }
 734         }
 735 }
 736
 737 bool buffs_RemovePlayer(entity player)
 738 {
 739         if(player.buff_model)
 740         {
 741                 delete(player.buff_model);
 742                 player.buff_model = NULL;
 743         }
 744
 745         // also reset timers here to prevent them continuing after spectating
 746         player.buff_disability_time = 0;
 747         player.buff_disability_effect_time = 0;
 748
 749         return false;
 750 }
 751 MUTATOR_HOOKFUNCTION(buffs, MakePlayerObserver) { entity player = M_ARGV(0, entity); return buffs_RemovePlayer(player); }
 752 MUTATOR_HOOKFUNCTION(buffs, ClientDisconnect) { entity player = M_ARGV(0, entity); return buffs_RemovePlayer(player); }
 753
 754 MUTATOR_HOOKFUNCTION(buffs, CustomizeWaypoint)
 755 {
 756         entity wp = M_ARGV(0, entity);
 757         entity player = M_ARGV(1, entity);
 758
 759         entity e = WaypointSprite_getviewentity(player);
 760
 761         // if you have the invisibility powerup, sprites ALWAYS are restricted to your team
 762         // but only apply this to real players, not to spectators
 763         if((wp.owner.flags & FL_CLIENT) && (STAT(BUFFS, wp.owner) & BUFF_INVISIBLE.m_itemid) && (e == player))
 764         if(DIFF_TEAM(wp.owner, e))
 765                 return true;
 766 }
 767
 768 MUTATOR_HOOKFUNCTION(buffs, FilterItem)
 769 {
 770         if(autocvar_g_buffs < 0)
 771                 return false; // no auto replacing of entities in this mode
 772
 773         entity item = M_ARGV(0, entity);
 774
 775         if(autocvar_g_buffs_replace_powerups)
 776         {
 777                 switch(item.classname)
 778                 {
 779                         case "item_strength":
 780                         case "item_shield":
 781                         {
 782                                 entity e = spawn();
 783                                 buff_SpawnReplacement(e, item);
 784                                 return true;
 785                         }
 786                 }
 787         }
 788
 789         return false;
 790 }
 791
 792 MUTATOR_HOOKFUNCTION(buffs, WeaponRateFactor)
 793 {
 794         entity player = M_ARGV(1, entity);
 795
 796         if(STAT(BUFFS, player) & BUFF_SPEED.m_itemid)
 797                 M_ARGV(0, float) *= autocvar_g_buffs_speed_rate;
 798
 799         if(time < player.buff_disability_time)
 800                 M_ARGV(0, float) *= autocvar_g_buffs_disability_rate;
 801 }
 802
 803 MUTATOR_HOOKFUNCTION(buffs, WeaponSpeedFactor)
 804 {
 805         entity player = M_ARGV(1, entity);
 806
 807         if(STAT(BUFFS, player) & BUFF_SPEED.m_itemid)
 808                 M_ARGV(0, float) *= autocvar_g_buffs_speed_weaponspeed;
 809
 810         if(time < player.buff_disability_time)
 811                 M_ARGV(0, float) *= autocvar_g_buffs_disability_weaponspeed;
 812 }
 813
 814 .bool buff_flight_crouchheld;
 815
 816 MUTATOR_HOOKFUNCTION(buffs, PlayerPreThink)
 817 {
 818         entity player = M_ARGV(0, entity);
 819
 820         if(game_stopped || IS_DEAD(player) || frametime || !IS_PLAYER(player)) return;
 821
 822         if(STAT(BUFFS, player) & BUFF_FLIGHT.m_itemid)
 823         {
 824                 if(!PHYS_INPUT_BUTTON_CROUCH(player))
 825                         player.buff_flight_crouchheld = false;
 826                 else if(!player.buff_flight_crouchheld)
 827                 {
 828                         player.buff_flight_crouchheld = true;
 829                         player.gravity *= -1;
 830                 }
 831         }
 832
 833         if(time < player.buff_disability_time)
 834         if(time >= player.buff_disability_effect_time)
 835         {
 836                 Send_Effect(EFFECT_SMOKING, player.origin + ((player.mins + player.maxs) * 0.5), '0 0 0', 1);
 837                 player.buff_disability_effect_time = time + 0.5;
 838         }
 839
 840         // handle buff lost status
 841         // 1: notify everyone else
 842         // 2: notify carrier as well
 843         int buff_lost = 0;
 844
 845         if(STAT(BUFF_TIME, player) && STAT(BUFFS, player))
 846         if(time >= STAT(BUFF_TIME, player))
 847         {
 848                 STAT(BUFF_TIME, player) = 0;
 849                 buff_lost = 2;
 850         }
 851
 852         if(STAT(FROZEN, player)) { buff_lost = 1; }
 853
 854         if(buff_lost)
 855         {
 856                 if(STAT(BUFFS, player))
 857                 {
 858                         int buffid = buff_FirstFromFlags(STAT(BUFFS, player)).m_id;
 859                         if(buff_lost == 2)
 860                         {
 861                                 Send_Notification(NOTIF_ONE, player, MSG_MULTI, ITEM_BUFF_DROP, buffid); // TODO: special timeout message?
 862                                 sound(player, CH_TRIGGER, SND_BUFF_LOST, VOL_BASE, ATTN_NORM);
 863                         }
 864                         else if(!IS_INDEPENDENT_PLAYER(player))
 865                                 Send_Notification(NOTIF_ALL_EXCEPT, player, MSG_INFO, INFO_ITEM_BUFF_LOST, player.netname, buffid);
 866                         STAT(BUFFS, player) = 0;
 867                         PS(player).buff_shield = time + max(0, autocvar_g_buffs_pickup_delay); // always put in a delay, even if small
 868                 }
 869         }
 870
 871         if(STAT(BUFFS, player) & BUFF_MAGNET.m_itemid)
 872         {
 873                 vector pickup_size;
 874                 IL_EACH(g_items, it.itemdef,
 875                 {
 876                         if(STAT(BUFFS, it))
 877                                 pickup_size = '1 1 1' * autocvar_g_buffs_magnet_range_buff;
 878                         else
 879                                 pickup_size = '1 1 1' * autocvar_g_buffs_magnet_range_item;
 880
 881                         if(boxesoverlap(player.absmin - pickup_size, player.absmax + pickup_size, it.absmin, it.absmax))
 882                         {
 883                                 if(gettouch(it))
 884                                         gettouch(it)(it, player);
 885                         }
 886                 });
 887         }
 888
 889         if(STAT(BUFFS, player) & BUFF_AMMO.m_itemid)
 890         {
 891                 for(int slot = 0; slot < MAX_WEAPONSLOTS; ++slot)
 892                 {
 893                         .entity weaponentity = weaponentities[slot];
 894                         if(player.(weaponentity).clip_size)
 895                                 player.(weaponentity).clip_load = player.(weaponentity).(weapon_load[player.(weaponentity).m_switchweapon.m_id]) = player.(weaponentity).clip_size;
 896                 }
 897         }
 898
 899         if((STAT(BUFFS, player) & BUFF_INVISIBLE.m_itemid) && (player.oldbuffs & BUFF_INVISIBLE.m_itemid))
 900                 player.alpha = ((autocvar_g_buffs_invisible_alpha) ? autocvar_g_buffs_invisible_alpha : -1); // powerups reset alpha, so we must enforce this (TODO)
 901
 902         if(STAT(BUFFS, player) & BUFF_MEDIC.m_itemid)
 903         if(time >= player.buff_medic_healtime)
 904         {
 905                 buff_Medic_Heal(player);
 906                 player.buff_medic_healtime = time + autocvar_g_buffs_medic_heal_delay;
 907         }
 908
 909 #define BUFF_ONADD(b) if ( (STAT(BUFFS, player) & (b).m_itemid) && !(player.oldbuffs & (b).m_itemid))
 910 #define BUFF_ONREM(b) if (!(STAT(BUFFS, player) & (b).m_itemid) &&  (player.oldbuffs & (b).m_itemid))
 911
 912         if(STAT(BUFFS, player) != player.oldbuffs)
 913         {
 914                 entity buff = buff_FirstFromFlags(STAT(BUFFS, player));
 915                 float bufftime = buff != BUFF_Null ? buff.m_time(buff) : 0;
 916                 if(STAT(BUFF_TIME, player) <= time) // if the player still has a buff countdown, don't reset it!
 917                         STAT(BUFF_TIME, player) = (bufftime) ? time + bufftime : 0;
 918
 919                 BUFF_ONADD(BUFF_AMMO)
 920                 {
 921                         player.buff_ammo_prev_infitems = (player.items & IT_UNLIMITED_AMMO);
 922                         player.items |= IT_UNLIMITED_AMMO;
 923
 924                         if(STAT(BUFFS, player) & BUFF_AMMO.m_itemid)
 925                         {
 926                                 for(int slot = 0; slot < MAX_WEAPONSLOTS; ++slot)
 927                                 {
 928                                         .entity weaponentity = weaponentities[slot];
 929                                         if(player.(weaponentity).clip_load)
 930                                                 player.(weaponentity).buff_ammo_prev_clipload = player.(weaponentity).clip_load;
 931                                         if(player.(weaponentity).clip_size)
 932                                                 player.(weaponentity).clip_load = player.(weaponentity).(weapon_load[player.(weaponentity).m_switchweapon.m_id]) = player.(weaponentity).clip_size;
 933                                 }
 934                         }
 935                 }
 936
 937                 BUFF_ONREM(BUFF_AMMO)
 938                 {
 939                         if(player.buff_ammo_prev_infitems)
 940                                 player.items |= IT_UNLIMITED_AMMO;
 941                         else
 942                                 player.items &= ~IT_UNLIMITED_AMMO;
 943
 944                         if(STAT(BUFFS, player) & BUFF_AMMO.m_itemid)
 945                         {
 946                                 for(int slot = 0; slot < MAX_WEAPONSLOTS; ++slot)
 947                                 {
 948                                         .entity weaponentity = weaponentities[slot];
 949                                         if(player.(weaponentity).buff_ammo_prev_clipload)
 950                                                 player.(weaponentity).clip_load = player.(weaponentity).buff_ammo_prev_clipload;
 951                                 }
 952                         }
 953                 }
 954
 955                 BUFF_ONADD(BUFF_INVISIBLE)
 956                 {
 957                         if(time < player.strength_finished && MUTATOR_IS_ENABLED(mutator_instagib))
 958                                 player.buff_invisible_prev_alpha = default_player_alpha; // we don't want to save the powerup's alpha, as player may lose the powerup while holding the buff
 959                         else
 960                                 player.buff_invisible_prev_alpha = player.alpha;
 961                         player.alpha = autocvar_g_buffs_invisible_alpha;
 962                 }
 963
 964                 BUFF_ONREM(BUFF_INVISIBLE)
 965                 {
 966                         if(time < player.strength_finished && MUTATOR_IS_ENABLED(mutator_instagib))
 967                                 player.alpha = autocvar_g_instagib_invis_alpha;
 968                         else
 969                                 player.alpha = player.buff_invisible_prev_alpha;
 970                 }
 971
 972                 BUFF_ONADD(BUFF_FLIGHT)
 973                 {
 974                         player.buff_flight_oldgravity = player.gravity;
 975                         if(!player.gravity)
 976                                 player.gravity = 1;
 977                 }
 978
 979                 BUFF_ONREM(BUFF_FLIGHT)
 980                         player.gravity = ((player.trigger_gravity_check) ? player.trigger_gravity_check.enemy.gravity : player.buff_flight_oldgravity);
 981
 982                 player.oldbuffs = STAT(BUFFS, player);
 983                 if(STAT(BUFFS, player))
 984                 {
 985                         if(!player.buff_model)
 986                                 buffs_BuffModel_Spawn(player);
 987
 988                         player.buff_model.color = buff.m_color;
 989                         player.buff_model.glowmod = buff_GlowColor(player.buff_model);
 990                         player.buff_model.skin = buff.m_skin;
 991
 992                         player.effects |= EF_NOSHADOW;
 993                 }
 994                 else
 995                 {
 996                         if(player.buff_model)
 997                                 delete(player.buff_model);
 998                         player.buff_model = NULL;
 999
1000                         player.effects &= ~(EF_NOSHADOW);
1001                 }
1002         }
1003
1004         if(player.buff_model)
1005         {
1006                 player.buff_model.effects = player.effects;
1007                 player.buff_model.effects |= EF_LOWPRECISION;
1008                 player.buff_model.effects = player.buff_model.effects & EFMASK_CHEAP; // eat performance
1009
1010                 player.buff_model.alpha = player.alpha;
1011         }
1012
1013 #undef BUFF_ONADD
1014 #undef BUFF_ONREM
1015 }
1016
1017 MUTATOR_HOOKFUNCTION(buffs, SpectateCopy)
1018 {
1019         entity spectatee = M_ARGV(0, entity);
1020         entity client = M_ARGV(1, entity);
1021
1022         STAT(BUFFS, client) = STAT(BUFFS, spectatee);
1023         STAT(BUFF_TIME, client) = STAT(BUFF_TIME, spectatee);
1024 }
1025
1026 MUTATOR_HOOKFUNCTION(buffs, PlayerRegen)
1027 {
1028         entity player = M_ARGV(0, entity);
1029
1030         if(STAT(BUFFS, player) & BUFF_MEDIC.m_itemid)
1031         {
1032                 M_ARGV(2, float) = autocvar_g_buffs_medic_rot; // rot_mod
1033                 M_ARGV(4, float) = M_ARGV(1, float) = autocvar_g_buffs_medic_max; // limit_mod = max_mod
1034                 M_ARGV(2, float) = autocvar_g_buffs_medic_regen; // regen_mod
1035         }
1036
1037         if(STAT(BUFFS, player) & BUFF_SPEED.m_itemid)
1038                 M_ARGV(2, float) = autocvar_g_buffs_speed_regen; // regen_mod
1039 }
1040
1041 REPLICATE(cvar_cl_buffs_autoreplace, bool, "cl_buffs_autoreplace");
1042
1043 MUTATOR_HOOKFUNCTION(buffs, BuildMutatorsString)
1044 {
1045         if(autocvar_g_buffs > 0) // only report as a mutator if they're enabled
1046                 M_ARGV(0, string) = strcat(M_ARGV(0, string), ":Buffs");
1047 }
1048
1049 MUTATOR_HOOKFUNCTION(buffs, BuildMutatorsPrettyString)
1050 {
1051         if(autocvar_g_buffs > 0)
1052                 M_ARGV(0, string) = strcat(M_ARGV(0, string), ", Buffs");
1053 }
1054
1055 void buffs_DelayedInit(entity this)
1056 {
1057         if(autocvar_g_buffs_spawn_count > 0)
1058         if(find(NULL, classname, "item_buff") == NULL)
1059         {
1060                 float i;
1061                 for(i = 0; i < autocvar_g_buffs_spawn_count; ++i)
1062                 {
1063                         entity e = spawn();
1064                         e.spawnflags |= 64; // always randomize
1065                         e.velocity = randomvec() * 250; // this gets reset anyway if random location works
1066                         buff_Init(e);
1067                 }
1068         }
1069 }