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

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