qcsrc/server/weapons/weaponsystem.qc

   1 #include "weaponsystem.qh"
   2 #include "../_all.qh"
   3
   4 #include "selection.qh"
   5
   6 #include "../command/common.qh"
   7 #include "../mutators/mutators_include.qh"
   8 #include "../round_handler.qh"
   9 #include "../t_items.qh"
  10 #include "../../common/animdecide.qh"
  11 #include "../../common/constants.qh"
  12 #include "../../common/monsters/all.qh"
  13 #include "../../common/notifications.qh"
  14 #include "../../common/util.qh"
  15 #include "../../common/weapons/all.qh"
  16 #include "../../csqcmodellib/sv_model.qh"
  17
  18 /*
  19 ===========================================================================
  20
  21   CLIENT WEAPONSYSTEM CODE
  22   Bring back W_Weaponframe
  23
  24 ===========================================================================
  25 */
  26
  27 .float weapon_frametime;
  28
  29 float W_WeaponRateFactor()
  30 {
  31         float t = 1.0 / g_weaponratefactor;
  32
  33         MUTATOR_CALLHOOK(WeaponRateFactor, t);
  34         t = weapon_rate;
  35
  36         return t;
  37 }
  38
  39 float W_WeaponSpeedFactor()
  40 {
  41         float t = 1.0 * g_weaponspeedfactor;
  42
  43         MUTATOR_CALLHOOK(WeaponSpeedFactor, t);
  44         t = ret_float;
  45
  46         return t;
  47 }
  48
  49
  50 void(float fr, float t, void() func) weapon_thinkf;
  51
  52 float CL_Weaponentity_CustomizeEntityForClient()
  53 {SELFPARAM();
  54         self.viewmodelforclient = self.owner;
  55         if(IS_SPEC(other))
  56                 if(other.enemy == self.owner)
  57                         self.viewmodelforclient = other;
  58         return true;
  59 }
  60
  61 /*
  62  * supported formats:
  63  *
  64  * 1. simple animated model, muzzle flash handling on h_ model:
  65  *    h_tuba.dpm, h_tuba.dpm.framegroups - invisible model controlling the animation
  66  *      tags:
  67  *        shot = muzzle end (shot origin, also used for muzzle flashes)
  68  *        shell = casings ejection point (must be on the right hand side of the gun)
  69  *        weapon = attachment for v_tuba.md3
  70  *    v_tuba.md3 - first and third person model
  71  *    g_tuba.md3 - pickup model
  72  *
  73  * 2. simple animated model, muzzle flash handling on v_ model:
  74  *    h_tuba.dpm, h_tuba.dpm.framegroups - invisible model controlling the animation
  75  *      tags:
  76  *        weapon = attachment for v_tuba.md3
  77  *    v_tuba.md3 - first and third person model
  78  *      tags:
  79  *        shot = muzzle end (shot origin, also used for muzzle flashes)
  80  *        shell = casings ejection point (must be on the right hand side of the gun)
  81  *    g_tuba.md3 - pickup model
  82  *
  83  * 3. fully animated model, muzzle flash handling on h_ model:
  84  *    h_tuba.dpm, h_tuba.dpm.framegroups - animated first person model
  85  *      tags:
  86  *        shot = muzzle end (shot origin, also used for muzzle flashes)
  87  *        shell = casings ejection point (must be on the right hand side of the gun)
  88  *        handle = corresponding to the origin of v_tuba.md3 (used for muzzle flashes)
  89  *    v_tuba.md3 - third person model
  90  *    g_tuba.md3 - pickup model
  91  *
  92  * 4. fully animated model, muzzle flash handling on v_ model:
  93  *    h_tuba.dpm, h_tuba.dpm.framegroups - animated first person model
  94  *      tags:
  95  *        shot = muzzle end (shot origin)
  96  *        shell = casings ejection point (must be on the right hand side of the gun)
  97  *    v_tuba.md3 - third person model
  98  *      tags:
  99  *        shot = muzzle end (for muzzle flashes)
 100  *    g_tuba.md3 - pickup model
 101  */
 102
 103 // writes:
 104 //   self.origin, self.angles
 105 //   self.weaponentity
 106 //   self.movedir, self.view_ofs
 107 //   attachment stuff
 108 //   anim stuff
 109 // to free:
 110 //   call again with ""
 111 //   remove the ent
 112 void CL_WeaponEntity_SetModel(string name)
 113 {SELFPARAM();
 114         float v_shot_idx;
 115         if (name != "")
 116         {
 117                 // if there is a child entity, hide it until we're sure we use it
 118                 if (self.weaponentity)
 119                         self.weaponentity.model = "";
 120                 _setmodel(self, W_Model(strcat("v_", name, ".md3")));
 121                 v_shot_idx = gettagindex(self, "shot"); // used later
 122                 if(!v_shot_idx)
 123                         v_shot_idx = gettagindex(self, "tag_shot");
 124
 125                 _setmodel(self, W_Model(strcat("h_", name, ".iqm")));
 126                 // preset some defaults that work great for renamed zym files (which don't need an animinfo)
 127                 self.anim_fire1  = animfixfps(self, '0 1 0.01', '0 0 0');
 128                 self.anim_fire2  = animfixfps(self, '1 1 0.01', '0 0 0');
 129                 self.anim_idle   = animfixfps(self, '2 1 0.01', '0 0 0');
 130                 self.anim_reload = animfixfps(self, '3 1 0.01', '0 0 0');
 131
 132                 // if we have a "weapon" tag, let's attach the v_ model to it ("invisible hand" style model)
 133                 // if we don't, this is a "real" animated model
 134                 if(gettagindex(self, "weapon"))
 135                 {
 136                         if (!self.weaponentity)
 137                                 self.weaponentity = spawn();
 138                         _setmodel(self.weaponentity, W_Model(strcat("v_", name, ".md3")));
 139                         setattachment(self.weaponentity, self, "weapon");
 140                 }
 141                 else if(gettagindex(self, "tag_weapon"))
 142                 {
 143                         if (!self.weaponentity)
 144                                 self.weaponentity = spawn();
 145                         _setmodel(self.weaponentity, W_Model(strcat("v_", name, ".md3")));
 146                         setattachment(self.weaponentity, self, "tag_weapon");
 147                 }
 148                 else
 149                 {
 150                         if(self.weaponentity)
 151                                 remove(self.weaponentity);
 152                         self.weaponentity = world;
 153                 }
 154
 155                 setorigin(self,'0 0 0');
 156                 self.angles = '0 0 0';
 157                 self.frame = 0;
 158                 self.viewmodelforclient = world;
 159
 160                 float idx;
 161
 162                 if(v_shot_idx) // v_ model attached to invisible h_ model
 163                 {
 164                         self.movedir = gettaginfo(self.weaponentity, v_shot_idx);
 165                 }
 166                 else
 167                 {
 168                         idx = gettagindex(self, "shot");
 169                         if(!idx)
 170                                 idx = gettagindex(self, "tag_shot");
 171                         if(idx)
 172                                 self.movedir = gettaginfo(self, idx);
 173                         else
 174                         {
 175                                 LOG_INFO("WARNING: weapon model ", self.model, " does not support the 'shot' tag, will display shots TOTALLY wrong\n");
 176                                 self.movedir = '0 0 0';
 177                         }
 178                 }
 179
 180                 if(self.weaponentity) // v_ model attached to invisible h_ model
 181                 {
 182                         idx = gettagindex(self.weaponentity, "shell");
 183                         if(!idx)
 184                                 idx = gettagindex(self.weaponentity, "tag_shell");
 185                         if(idx)
 186                                 self.spawnorigin = gettaginfo(self.weaponentity, idx);
 187                 }
 188                 else
 189                         idx = 0;
 190                 if(!idx)
 191                 {
 192                         idx = gettagindex(self, "shell");
 193                         if(!idx)
 194                                 idx = gettagindex(self, "tag_shell");
 195                         if(idx)
 196                                 self.spawnorigin = gettaginfo(self, idx);
 197                         else
 198                         {
 199                                 LOG_INFO("WARNING: weapon model ", self.model, " does not support the 'shell' tag, will display casings wrong\n");
 200                                 self.spawnorigin = self.movedir;
 201                         }
 202                 }
 203
 204                 if(v_shot_idx)
 205                 {
 206                         self.oldorigin = '0 0 0'; // use regular attachment
 207                 }
 208                 else
 209                 {
 210                         if(self.weaponentity)
 211                         {
 212                                 idx = gettagindex(self, "weapon");
 213                                 if(!idx)
 214                                         idx = gettagindex(self, "tag_weapon");
 215                         }
 216                         else
 217                         {
 218                                 idx = gettagindex(self, "handle");
 219                                 if(!idx)
 220                                         idx = gettagindex(self, "tag_handle");
 221                         }
 222                         if(idx)
 223                         {
 224                                 self.oldorigin = self.movedir - gettaginfo(self, idx);
 225                         }
 226                         else
 227                         {
 228                                 LOG_INFO("WARNING: weapon model ", self.model, " does not support the 'handle' tag and neither does the v_ model support the 'shot' tag, will display muzzle flashes TOTALLY wrong\n");
 229                                 self.oldorigin = '0 0 0'; // there is no way to recover from this
 230                         }
 231                 }
 232
 233                 self.viewmodelforclient = self.owner;
 234         }
 235         else
 236         {
 237                 self.model = "";
 238                 if(self.weaponentity)
 239                         remove(self.weaponentity);
 240                 self.weaponentity = world;
 241                 self.movedir = '0 0 0';
 242                 self.spawnorigin = '0 0 0';
 243                 self.oldorigin = '0 0 0';
 244                 self.anim_fire1  = '0 1 0.01';
 245                 self.anim_fire2  = '0 1 0.01';
 246                 self.anim_idle   = '0 1 0.01';
 247                 self.anim_reload = '0 1 0.01';
 248         }
 249
 250         self.view_ofs = '0 0 0';
 251
 252         if(self.movedir.x >= 0)
 253         {
 254                 vector v0;
 255                 v0 = self.movedir;
 256                 self.movedir = shotorg_adjust(v0, false, false);
 257                 self.view_ofs = shotorg_adjust(v0, false, true) - v0;
 258         }
 259         self.owner.stat_shotorg = compressShotOrigin(self.movedir);
 260         self.movedir = decompressShotOrigin(self.owner.stat_shotorg); // make them match perfectly
 261
 262         self.spawnorigin += self.view_ofs; // offset the casings origin by the same amount
 263
 264         // check if an instant weapon switch occurred
 265         setorigin(self, self.view_ofs);
 266         // reset animstate now
 267         self.wframe = WFRAME_IDLE;
 268         setanim(self, self.anim_idle, true, false, true);
 269 }
 270
 271 vector CL_Weapon_GetShotOrg(float wpn)
 272 {SELFPARAM();
 273         entity wi = get_weaponinfo(wpn);
 274         setself(spawn());
 275         CL_WeaponEntity_SetModel(wi.mdl);
 276         vector ret = self.movedir;
 277         CL_WeaponEntity_SetModel("");
 278         remove(self);
 279         setself(this);
 280         return ret;
 281 }
 282
 283 void CL_Weaponentity_Think()
 284 {SELFPARAM();
 285         int tb;
 286         self.nextthink = time;
 287         if (intermission_running)
 288                 self.frame = self.anim_idle.x;
 289         if (self.owner.weaponentity != self)
 290         {
 291                 if (self.weaponentity)
 292                         remove(self.weaponentity);
 293                 remove(self);
 294                 return;
 295         }
 296         if (self.owner.deadflag != DEAD_NO)
 297         {
 298                 self.model = "";
 299                 if (self.weaponentity)
 300                         self.weaponentity.model = "";
 301                 return;
 302         }
 303         if (self.weaponname != self.owner.weaponname || self.dmg != self.owner.modelindex || self.deadflag != self.owner.deadflag)
 304         {
 305                 self.weaponname = self.owner.weaponname;
 306                 self.dmg = self.owner.modelindex;
 307                 self.deadflag = self.owner.deadflag;
 308
 309                 CL_WeaponEntity_SetModel(self.owner.weaponname);
 310         }
 311
 312         tb = (self.effects & (EF_TELEPORT_BIT | EF_RESTARTANIM_BIT));
 313         self.effects = self.owner.effects & EFMASK_CHEAP;
 314         self.effects &= ~EF_LOWPRECISION;
 315         self.effects &= ~EF_FULLBRIGHT; // can mask team color, so get rid of it
 316         self.effects &= ~EF_TELEPORT_BIT;
 317         self.effects &= ~EF_RESTARTANIM_BIT;
 318         self.effects |= tb;
 319
 320         if(self.owner.alpha == default_player_alpha)
 321                 self.alpha = default_weapon_alpha;
 322         else if(self.owner.alpha != 0)
 323                 self.alpha = self.owner.alpha;
 324         else
 325                 self.alpha = 1;
 326
 327         self.glowmod = self.owner.weaponentity_glowmod;
 328         self.colormap = self.owner.colormap;
 329         if (self.weaponentity)
 330         {
 331                 self.weaponentity.effects = self.effects;
 332                 self.weaponentity.alpha = self.alpha;
 333                 self.weaponentity.colormap = self.colormap;
 334                 self.weaponentity.glowmod = self.glowmod;
 335         }
 336
 337         self.angles = '0 0 0';
 338
 339         float f = (self.owner.weapon_nextthink - time);
 340         if (self.state == WS_RAISE && !intermission_running)
 341         {
 342                 entity newwep = get_weaponinfo(self.owner.switchweapon);
 343                 f = f * g_weaponratefactor / max(f, newwep.switchdelay_raise);
 344                 self.angles_x = -90 * f * f;
 345         }
 346         else if (self.state == WS_DROP && !intermission_running)
 347         {
 348                 entity oldwep = get_weaponinfo(self.owner.weapon);
 349                 f = 1 - f * g_weaponratefactor / max(f, oldwep.switchdelay_drop);
 350                 self.angles_x = -90 * f * f;
 351         }
 352         else if (self.state == WS_CLEAR)
 353         {
 354                 f = 1;
 355                 self.angles_x = -90 * f * f;
 356         }
 357 }
 358
 359 void CL_ExteriorWeaponentity_Think()
 360 {SELFPARAM();
 361         float tag_found;
 362         self.nextthink = time;
 363         if (self.owner.exteriorweaponentity != self)
 364         {
 365                 remove(self);
 366                 return;
 367         }
 368         if (self.owner.deadflag != DEAD_NO)
 369         {
 370                 self.model = "";
 371                 return;
 372         }
 373         if (self.weaponname != self.owner.weaponname || self.dmg != self.owner.modelindex || self.deadflag != self.owner.deadflag)
 374         {
 375                 self.weaponname = self.owner.weaponname;
 376                 self.dmg = self.owner.modelindex;
 377                 self.deadflag = self.owner.deadflag;
 378                 if (self.owner.weaponname != "")
 379                         _setmodel(self, W_Model(strcat("v_", self.owner.weaponname, ".md3")));
 380                 else
 381                         self.model = "";
 382
 383                 if((tag_found = gettagindex(self.owner, "tag_weapon")))
 384                 {
 385                         self.tag_index = tag_found;
 386                         self.tag_entity = self.owner;
 387                 }
 388                 else
 389                         setattachment(self, self.owner, "bip01 r hand");
 390         }
 391         self.effects = self.owner.effects;
 392         self.effects |= EF_LOWPRECISION;
 393         self.effects = self.effects & EFMASK_CHEAP; // eat performance
 394         if(self.owner.alpha == default_player_alpha)
 395                 self.alpha = default_weapon_alpha;
 396         else if(self.owner.alpha != 0)
 397                 self.alpha = self.owner.alpha;
 398         else
 399                 self.alpha = 1;
 400
 401         self.glowmod = self.owner.weaponentity_glowmod;
 402         self.colormap = self.owner.colormap;
 403
 404         CSQCMODEL_AUTOUPDATE(self);
 405 }
 406
 407 // spawning weaponentity for client
 408 void CL_SpawnWeaponentity(entity e)
 409 {
 410         entity view = e.weaponentity = spawn();
 411         view.classname = "weaponentity";
 412         view.solid = SOLID_NOT;
 413         view.owner = e;
 414         setmodel(view, MDL_Null); // precision set when changed
 415         setorigin(view, '0 0 0');
 416         view.angles = '0 0 0';
 417         view.viewmodelforclient = e;
 418         view.flags = 0;
 419         view.think = CL_Weaponentity_Think;
 420         view.customizeentityforclient = CL_Weaponentity_CustomizeEntityForClient;
 421         view.nextthink = time;
 422
 423         entity exterior = e.exteriorweaponentity = spawn();
 424         exterior.classname = "exteriorweaponentity";
 425         exterior.solid = SOLID_NOT;
 426         exterior.exteriorweaponentity = exterior;
 427         exterior.owner = e;
 428         setorigin(exterior, '0 0 0');
 429         exterior.angles = '0 0 0';
 430         exterior.think = CL_ExteriorWeaponentity_Think;
 431         exterior.nextthink = time;
 432
 433         CSQCMODEL_AUTOINIT(exterior);
 434 }
 435
 436 // Weapon subs
 437 void w_clear()
 438 {SELFPARAM();
 439         if (self.weapon != -1)
 440         {
 441                 self.weapon = 0;
 442                 self.switchingweapon = 0;
 443         }
 444         if (self.weaponentity)
 445         {
 446                 self.weaponentity.state = WS_CLEAR;
 447                 self.weaponentity.effects = 0;
 448         }
 449 }
 450
 451 void w_ready()
 452 {SELFPARAM();
 453         if (self.weaponentity)
 454                 self.weaponentity.state = WS_READY;
 455         weapon_thinkf(WFRAME_IDLE, 1000000, w_ready);
 456 }
 457
 458 .float prevdryfire;
 459 .float prevwarntime;
 460 float weapon_prepareattack_checkammo(float secondary)
 461 {SELFPARAM();
 462         if (!(self.items & IT_UNLIMITED_WEAPON_AMMO))
 463         if (!WEP_ACTION(self.weapon, WR_CHECKAMMO1 + secondary))
 464         {
 465                 // always keep the Mine Layer if we placed mines, so that we can detonate them
 466                 entity mine;
 467                 if(self.weapon == WEP_MINE_LAYER.m_id)
 468                 for(mine = world; (mine = find(mine, classname, "mine")); ) if(mine.owner == self)
 469                         return false;
 470
 471                 if(self.weapon == WEP_SHOTGUN.m_id)
 472                 if(!secondary && WEP_CVAR(shotgun, secondary) == 1)
 473                         return false; // no clicking, just allow
 474
 475                 if(self.weapon == self.switchweapon && time - self.prevdryfire > 1) // only play once BEFORE starting to switch weapons
 476                 {
 477                         sound (self, CH_WEAPON_A, SND_DRYFIRE, VOL_BASE, ATTEN_NORM);
 478                         self.prevdryfire = time;
 479                 }
 480
 481                 if(WEP_ACTION(self.weapon, WR_CHECKAMMO2 - secondary)) // check if the other firing mode has enough ammo
 482                 {
 483                         if(time - self.prevwarntime > 1)
 484                         {
 485                                 Send_Notification(
 486                                         NOTIF_ONE,
 487                                         self,
 488                                         MSG_MULTI,
 489                                         ITEM_WEAPON_PRIMORSEC,
 490                                         self.weapon,
 491                                         secondary,
 492                                         (1 - secondary)
 493                                 );
 494                         }
 495                         self.prevwarntime = time;
 496                 }
 497                 else // this weapon is totally unable to fire, switch to another one
 498                 {
 499                         W_SwitchToOtherWeapon(self);
 500                 }
 501
 502                 return false;
 503         }
 504         return true;
 505 }
 506 .float race_penalty;
 507 float weapon_prepareattack_check(float secondary, float attacktime)
 508 {SELFPARAM();
 509         if(!weapon_prepareattack_checkammo(secondary))
 510                 return false;
 511
 512         //if sv_ready_restart_after_countdown is set, don't allow the player to shoot
 513         //if all players readied up and the countdown is running
 514         if(time < game_starttime || time < self.race_penalty) {
 515                 return false;
 516         }
 517
 518         if (timeout_status == TIMEOUT_ACTIVE) //don't allow the player to shoot while game is paused
 519                 return false;
 520
 521         // do not even think about shooting if switching
 522         if(self.switchweapon != self.weapon)
 523                 return false;
 524
 525         if(attacktime >= 0)
 526         {
 527                 // don't fire if previous attack is not finished
 528                 if (ATTACK_FINISHED(self) > time + self.weapon_frametime * 0.5)
 529                         return false;
 530                 // don't fire while changing weapon
 531                 if (self.weaponentity.state != WS_READY)
 532                         return false;
 533         }
 534
 535         return true;
 536 }
 537 float weapon_prepareattack_do(float secondary, float attacktime)
 538 {SELFPARAM();
 539         self.weaponentity.state = WS_INUSE;
 540
 541         self.spawnshieldtime = min(self.spawnshieldtime, time); // kill spawn shield when you fire
 542
 543         // if the weapon hasn't been firing continuously, reset the timer
 544         if(attacktime >= 0)
 545         {
 546                 if (ATTACK_FINISHED(self) < time - self.weapon_frametime * 1.5)
 547                 {
 548                         ATTACK_FINISHED(self) = time;
 549                         //dprint("resetting attack finished to ", ftos(time), "\n");
 550                 }
 551                 ATTACK_FINISHED(self) = ATTACK_FINISHED(self) + attacktime * W_WeaponRateFactor();
 552         }
 553         self.bulletcounter += 1;
 554         //dprint("attack finished ", ftos(ATTACK_FINISHED(self)), "\n");
 555         return true;
 556 }
 557 float weapon_prepareattack(float secondary, float attacktime)
 558 {
 559         if(weapon_prepareattack_check(secondary, attacktime))
 560         {
 561                 weapon_prepareattack_do(secondary, attacktime);
 562                 return true;
 563         }
 564         else
 565                 return false;
 566 }
 567
 568 void weapon_thinkf(float fr, float t, void() func)
 569 {SELFPARAM();
 570         vector a;
 571         vector of, or, ou;
 572         float restartanim;
 573
 574         if(fr == WFRAME_DONTCHANGE)
 575         {
 576                 fr = self.weaponentity.wframe;
 577                 restartanim = false;
 578         }
 579         else if (fr == WFRAME_IDLE)
 580                 restartanim = false;
 581         else
 582                 restartanim = true;
 583
 584         of = v_forward;
 585         or = v_right;
 586         ou = v_up;
 587
 588         if (self.weaponentity)
 589         {
 590                 self.weaponentity.wframe = fr;
 591                 a = '0 0 0';
 592                 if (fr == WFRAME_IDLE)
 593                         a = self.weaponentity.anim_idle;
 594                 else if (fr == WFRAME_FIRE1)
 595                         a = self.weaponentity.anim_fire1;
 596                 else if (fr == WFRAME_FIRE2)
 597                         a = self.weaponentity.anim_fire2;
 598                 else // if (fr == WFRAME_RELOAD)
 599                         a = self.weaponentity.anim_reload;
 600                 a.z *= g_weaponratefactor;
 601                 setanim(self.weaponentity, a, restartanim == false, restartanim, restartanim);
 602         }
 603
 604         v_forward = of;
 605         v_right = or;
 606         v_up = ou;
 607
 608         if(self.weapon_think == w_ready && func != w_ready && self.weaponentity.state == WS_RAISE)
 609         {
 610                 backtrace("Tried to override initial weapon think function - should this really happen?");
 611         }
 612
 613         t *= W_WeaponRateFactor();
 614
 615         // VorteX: haste can be added here
 616         if (self.weapon_think == w_ready)
 617         {
 618                 self.weapon_nextthink = time;
 619                 //dprint("started firing at ", ftos(time), "\n");
 620         }
 621         if (self.weapon_nextthink < time - self.weapon_frametime * 1.5 || self.weapon_nextthink > time + self.weapon_frametime * 1.5)
 622         {
 623                 self.weapon_nextthink = time;
 624                 //dprint("reset weapon animation timer at ", ftos(time), "\n");
 625         }
 626         self.weapon_nextthink = self.weapon_nextthink + t;
 627         self.weapon_think = func;
 628         //dprint("next ", ftos(self.weapon_nextthink), "\n");
 629
 630         if((fr == WFRAME_FIRE1 || fr == WFRAME_FIRE2) && t)
 631         {
 632                 if((self.weapon == WEP_SHOCKWAVE.m_id || self.weapon == WEP_SHOTGUN.m_id) && fr == WFRAME_FIRE2)
 633                         animdecide_setaction(self, ANIMACTION_MELEE, restartanim);
 634                 else
 635                         animdecide_setaction(self, ANIMACTION_SHOOT, restartanim);
 636         }
 637         else
 638         {
 639                 if(self.anim_upper_action == ANIMACTION_SHOOT || self.anim_upper_action == ANIMACTION_MELEE)
 640                         self.anim_upper_action = 0;
 641         }
 642 }
 643
 644 float forbidWeaponUse(entity player)
 645 {
 646         if(time < game_starttime && !autocvar_sv_ready_restart_after_countdown)
 647                 return 1;
 648         if(round_handler_IsActive() && !round_handler_IsRoundStarted())
 649                 return 1;
 650         if(player.player_blocked)
 651                 return 1;
 652         if(player.frozen)
 653                 return 1;
 654         if(player.weapon_blocked)
 655                 return 1;
 656         return 0;
 657 }
 658
 659 void W_WeaponFrame()
 660 {SELFPARAM();
 661         vector fo, ri, up;
 662
 663         if (frametime)
 664                 self.weapon_frametime = frametime;
 665
 666         if (!self.weaponentity || self.health < 1)
 667                 return; // Dead player can't use weapons and injure impulse commands
 668
 669         if(forbidWeaponUse(self))
 670         if(self.weaponentity.state != WS_CLEAR)
 671         {
 672                 w_ready();
 673                 return;
 674         }
 675
 676         if(!self.switchweapon)
 677         {
 678                 self.weapon = 0;
 679                 self.switchingweapon = 0;
 680                 self.weaponentity.state = WS_CLEAR;
 681                 self.weaponname = "";
 682                 //self.items &= ~IT_AMMO;
 683                 return;
 684         }
 685
 686         makevectors(self.v_angle);
 687         fo = v_forward; // save them in case the weapon think functions change it
 688         ri = v_right;
 689         up = v_up;
 690
 691         // Change weapon
 692         if (self.weapon != self.switchweapon)
 693         {
 694                 if (self.weaponentity.state == WS_CLEAR)
 695                 {
 696                         // end switching!
 697                         self.switchingweapon = self.switchweapon;
 698                         entity newwep = get_weaponinfo(self.switchweapon);
 699
 700                         // the two weapon entities will notice this has changed and update their models
 701                         self.weapon = self.switchweapon;
 702                         self.weaponname = newwep.mdl;
 703                         self.bulletcounter = 0;
 704                         self.ammo_field = newwep.ammo_field;
 705                         WEP_ACTION(self.switchweapon, WR_SETUP);
 706                         self.weaponentity.state = WS_RAISE;
 707
 708                         // set our clip load to the load of the weapon we switched to, if it's reloadable
 709                         if(newwep.spawnflags & WEP_FLAG_RELOADABLE && newwep.reloading_ammo) // prevent accessing undefined cvars
 710                         {
 711                                 self.clip_load = self.(weapon_load[self.switchweapon]);
 712                                 self.clip_size = newwep.reloading_ammo;
 713                         }
 714                         else
 715                                 self.clip_load = self.clip_size = 0;
 716
 717                         weapon_thinkf(WFRAME_IDLE, newwep.switchdelay_raise, w_ready);
 718                 }
 719                 else if (self.weaponentity.state == WS_DROP)
 720                 {
 721                         // in dropping phase we can switch at any time
 722                         self.switchingweapon = self.switchweapon;
 723                 }
 724                 else if (self.weaponentity.state == WS_READY)
 725                 {
 726                         // start switching!
 727                         self.switchingweapon = self.switchweapon;
 728                         entity oldwep = get_weaponinfo(self.weapon);
 729
 730                         // set up weapon switch think in the future, and start drop anim
 731                         #ifndef INDEPENDENT_ATTACK_FINISHED
 732                         if(ATTACK_FINISHED(self) <= time + self.weapon_frametime * 0.5)
 733                         {
 734                         #endif
 735                                 sound(self, CH_WEAPON_SINGLE, SND_WEAPON_SWITCH, VOL_BASE, ATTN_NORM);
 736                                 self.weaponentity.state = WS_DROP;
 737                                 weapon_thinkf(WFRAME_DONTCHANGE, oldwep.switchdelay_drop, w_clear);
 738                         #ifndef INDEPENDENT_ATTACK_FINISHED
 739                         }
 740                         #endif
 741                 }
 742         }
 743
 744         // LordHavoc: network timing test code
 745         //if (self.button0)
 746         //      print(ftos(frametime), " ", ftos(time), " >= ", ftos(ATTACK_FINISHED(self)), " >= ", ftos(self.weapon_nextthink), "\n");
 747
 748         float w;
 749         w = self.weapon;
 750
 751         // call the think code which may fire the weapon
 752         // and do so multiple times to resolve framerate dependency issues if the
 753         // server framerate is very low and the weapon fire rate very high
 754         float c;
 755         c = 0;
 756         while (c < W_TICSPERFRAME)
 757         {
 758                 c = c + 1;
 759                 if(w && !(self.weapons & WepSet_FromWeapon(w)))
 760                 {
 761                         if(self.weapon == self.switchweapon)
 762                                 W_SwitchWeapon_Force(self, w_getbestweapon(self));
 763                         w = 0;
 764                 }
 765
 766                 v_forward = fo;
 767                 v_right = ri;
 768                 v_up = up;
 769
 770                 if(w)
 771                         WEP_ACTION(self.weapon, WR_THINK);
 772                 else
 773                         WEP_ACTION(self.weapon, WR_GONETHINK);
 774
 775                 if (time + self.weapon_frametime * 0.5 >= self.weapon_nextthink)
 776                 {
 777                         if(self.weapon_think)
 778                         {
 779                                 v_forward = fo;
 780                                 v_right = ri;
 781                                 v_up = up;
 782                                 self.weapon_think();
 783                         }
 784                         else
 785                                 bprint("\{1}^1ERROR: undefined weapon think function for ", self.netname, "\n");
 786                 }
 787         }
 788 }
 789
 790 void W_AttachToShotorg(entity flash, vector offset)
 791 {SELFPARAM();
 792         entity xflash;
 793         flash.owner = self;
 794         flash.angles_z = random() * 360;
 795
 796         if(gettagindex(self.weaponentity, "shot"))
 797                 setattachment(flash, self.weaponentity, "shot");
 798         else
 799                 setattachment(flash, self.weaponentity, "tag_shot");
 800         setorigin(flash, offset);
 801
 802         xflash = spawn();
 803         copyentity(flash, xflash);
 804
 805         flash.viewmodelforclient = self;
 806
 807         if(self.weaponentity.oldorigin.x > 0)
 808         {
 809                 setattachment(xflash, self.exteriorweaponentity, "");
 810                 setorigin(xflash, self.weaponentity.oldorigin + offset);
 811         }
 812         else
 813         {
 814                 if(gettagindex(self.exteriorweaponentity, "shot"))
 815                         setattachment(xflash, self.exteriorweaponentity, "shot");
 816                 else
 817                         setattachment(xflash, self.exteriorweaponentity, "tag_shot");
 818                 setorigin(xflash, offset);
 819         }
 820 }
 821
 822 void W_DecreaseAmmo(float ammo_use)
 823 {SELFPARAM();
 824         entity wep = get_weaponinfo(self.weapon);
 825
 826         if(cvar("g_overkill"))
 827         if(self.ok_use_ammocharge)
 828         {
 829                 ok_DecreaseCharge(self, self.weapon);
 830                 return; // TODO
 831         }
 832
 833         if((self.items & IT_UNLIMITED_WEAPON_AMMO) && !wep.reloading_ammo)
 834                 return;
 835
 836         // if this weapon is reloadable, decrease its load. Else decrease the player's ammo
 837         if(wep.reloading_ammo)
 838         {
 839                 self.clip_load -= ammo_use;
 840                 self.(weapon_load[self.weapon]) = self.clip_load;
 841         }
 842         else if(wep.ammo_field != ammo_none)
 843         {
 844                 self.(wep.ammo_field) -= ammo_use;
 845                 if(self.(wep.ammo_field) < 0)
 846                 {
 847                         backtrace(sprintf(
 848                                 "W_DecreaseAmmo(%.2f): '%s' subtracted too much %s from '%s', resulting with '%.2f' left... "
 849                                 "Please notify Samual immediately with a copy of this backtrace!\n",
 850                                 ammo_use,
 851                                 wep.netname,
 852                                 GetAmmoPicture(wep.ammo_field),
 853                                 self.netname,
 854                                 self.(wep.ammo_field)
 855                         ));
 856                 }
 857         }
 858 }
 859
 860 // weapon reloading code
 861
 862 .float reload_ammo_amount, reload_ammo_min, reload_time;
 863 .float reload_complain;
 864 .string reload_sound;
 865
 866 void W_ReloadedAndReady()
 867 {SELFPARAM();
 868         // finish the reloading process, and do the ammo transfer
 869
 870         self.clip_load = self.old_clip_load; // restore the ammo counter, in case we still had ammo in the weapon before reloading
 871
 872         // if the gun uses no ammo, max out weapon load, else decrease ammo as we increase weapon load
 873         if(!self.reload_ammo_min || self.items & IT_UNLIMITED_WEAPON_AMMO || self.ammo_field == ammo_none)
 874                 self.clip_load = self.reload_ammo_amount;
 875         else
 876         {
 877                 // make sure we don't add more ammo than we have
 878                 float load = min(self.reload_ammo_amount - self.clip_load, self.(self.ammo_field));
 879         self.clip_load += load;
 880         self.(self.ammo_field) -= load;
 881         }
 882         self.(weapon_load[self.weapon]) = self.clip_load;
 883
 884         // do not set ATTACK_FINISHED in reload code any more. This causes annoying delays if eg: You start reloading a weapon,
 885         // then quickly switch to another weapon and back. Reloading is canceled, but the reload delay is still there,
 886         // so your weapon is disabled for a few seconds without reason
 887
 888         //ATTACK_FINISHED(self) -= self.reload_time - 1;
 889
 890         w_ready();
 891 }
 892
 893 void W_Reload(float sent_ammo_min, string sent_sound)
 894 {SELFPARAM();
 895         // set global values to work with
 896         entity e;
 897         e = get_weaponinfo(self.weapon);
 898
 899         if(cvar("g_overkill"))
 900         if(self.ok_use_ammocharge)
 901                 return; // TODO
 902
 903         self.reload_ammo_min = sent_ammo_min;
 904         self.reload_ammo_amount = e.reloading_ammo;
 905         self.reload_time = e.reloading_time;
 906         self.reload_sound = sent_sound;
 907
 908         // don't reload weapons that don't have the RELOADABLE flag
 909         if (!(e.spawnflags & WEP_FLAG_RELOADABLE))
 910         {
 911                 LOG_TRACE("Warning: Attempted to reload a weapon that does not have the WEP_FLAG_RELOADABLE flag. Fix your code!\n");
 912                 return;
 913         }
 914
 915         // return if reloading is disabled for this weapon
 916         if(!self.reload_ammo_amount)
 917                 return;
 918
 919         // our weapon is fully loaded, no need to reload
 920         if (self.clip_load >= self.reload_ammo_amount)
 921                 return;
 922
 923         // no ammo, so nothing to load
 924         if(self.ammo_field != ammo_none)
 925         if(!self.(self.ammo_field) && self.reload_ammo_min)
 926         if (!(self.items & IT_UNLIMITED_WEAPON_AMMO))
 927         {
 928                 if(IS_REAL_CLIENT(self) && self.reload_complain < time)
 929                 {
 930                         play2(self, SND(UNAVAILABLE));
 931                         sprint(self, strcat("You don't have enough ammo to reload the ^2", WEP_NAME(self.weapon), "\n"));
 932                         self.reload_complain = time + 1;
 933                 }
 934                 // switch away if the amount of ammo is not enough to keep using this weapon
 935                 if (!(WEP_ACTION(self.weapon, WR_CHECKAMMO1) + WEP_ACTION(self.weapon, WR_CHECKAMMO2)))
 936                 {
 937                         self.clip_load = -1; // reload later
 938                         W_SwitchToOtherWeapon(self);
 939                 }
 940                 return;
 941         }
 942
 943         if (self.weaponentity)
 944         {
 945                 if (self.weaponentity.wframe == WFRAME_RELOAD)
 946                         return;
 947
 948                 // allow switching away while reloading, but this will cause a new reload!
 949                 self.weaponentity.state = WS_READY;
 950         }
 951
 952         // now begin the reloading process
 953
 954         _sound(self, CH_WEAPON_SINGLE, self.reload_sound, VOL_BASE, ATTEN_NORM);
 955
 956         // do not set ATTACK_FINISHED in reload code any more. This causes annoying delays if eg: You start reloading a weapon,
 957         // then quickly switch to another weapon and back. Reloading is canceled, but the reload delay is still there,
 958         // so your weapon is disabled for a few seconds without reason
 959
 960         //ATTACK_FINISHED(self) = max(time, ATTACK_FINISHED(self)) + self.reload_time + 1;
 961
 962         weapon_thinkf(WFRAME_RELOAD, self.reload_time, W_ReloadedAndReady);
 963
 964         if(self.clip_load < 0)
 965                 self.clip_load = 0;
 966         self.old_clip_load = self.clip_load;
 967         self.clip_load = self.(weapon_load[self.weapon]) = -1;
 968 }
 969
 970 void W_DropEvent(float event, entity player, float weapon_type, entity weapon_item)
 971 {SELFPARAM();
 972         setself(player);
 973         weapon_dropevent_item = weapon_item;
 974         WEP_ACTION(weapon_type, event);
 975         setself(this);
 976 }