data/qcsrc/server/cl_weaponsystem.qc

   1 /*
   2 ===========================================================================
   3
   4   CLIENT WEAPONSYSTEM CODE
   5   Bring back W_Weaponframe
   6
   7 ===========================================================================
   8 */
   9
  10 .float weapon_frametime;
  11
  12 float W_WeaponRateFactor()
  13 {
  14         float t;
  15         t = 1.0 / g_weaponratefactor;
  16
  17         if(g_runematch)
  18         {
  19                 if(self.runes & RUNE_SPEED)
  20                 {
  21                         if(self.runes & CURSE_SLOW)
  22                                 t = t * cvar("g_balance_rune_speed_combo_atkrate");
  23                         else
  24                                 t = t * cvar("g_balance_rune_speed_atkrate");
  25                 }
  26                 else if(self.runes & CURSE_SLOW)
  27                 {
  28                         t = t * cvar("g_balance_curse_slow_atkrate");
  29                 }
  30         }
  31
  32         return t;
  33 }
  34
  35 void W_SwitchWeapon_Force(entity e, float w)
  36 {
  37         e.cnt = e.switchweapon;
  38         e.switchweapon = w;
  39 }
  40
  41 .float antilag_debug;
  42
  43 // VorteX: static frame globals
  44 float WFRAME_DONTCHANGE = -1;
  45 float WFRAME_FIRE1 = 0;
  46 float WFRAME_FIRE2 = 1;
  47 float WFRAME_IDLE = 2;
  48 float WFRAME_RELOAD = 3;
  49 .float wframe;
  50
  51 void(float fr, float t, void() func) weapon_thinkf;
  52
  53 vector W_HitPlotUnnormalizedUntransform(vector screenforward, vector screenright, vector screenup, vector v)
  54 {
  55         vector ret;
  56         ret_x = screenright * v;
  57         ret_y = screenup * v;
  58         ret_z = screenforward * v;
  59         return ret;
  60 }
  61
  62 vector W_HitPlotNormalizedUntransform(vector org, entity targ, vector screenforward, vector screenright, vector screenup, vector v)
  63 {
  64         float i, j, k;
  65         vector mi, ma, thisv, myv, ret;
  66
  67         myv = W_HitPlotUnnormalizedUntransform(screenforward, screenright, screenup, org);
  68
  69         // x = 0..1 relative to hitbox; y = 0..1 relative to hitbox; z = distance
  70
  71         for(i = 0; i < 2; ++i) for(j = 0; j < 2; ++j) for(k = 0; k < 2; ++k)
  72         {
  73                 thisv = targ.origin;
  74                 if(i) thisv_x += targ.maxs_x; else thisv_x += targ.mins_x;
  75                 if(j) thisv_y += targ.maxs_y; else thisv_y += targ.mins_y;
  76                 if(k) thisv_z += targ.maxs_z; else thisv_z += targ.mins_z;
  77                 thisv = W_HitPlotUnnormalizedUntransform(screenforward, screenright, screenup, thisv);
  78                 if(i || j || k)
  79                 {
  80                         if(mi_x > thisv_x) mi_x = thisv_x; if(ma_x < thisv_x) ma_x = thisv_x;
  81                         if(mi_y > thisv_y) mi_y = thisv_y; if(ma_y < thisv_y) ma_y = thisv_y;
  82                         //if(mi_z > thisv_z) mi_z = thisv_z; if(ma_z < thisv_z) ma_y = thisv_z;
  83                 }
  84                 else
  85                 {
  86                         // first run
  87                         mi = ma = thisv;
  88                 }
  89         }
  90
  91         thisv = W_HitPlotUnnormalizedUntransform(screenforward, screenright, screenup, v);
  92         ret_x = (thisv_x - mi_x) / (ma_x - mi_x);
  93         ret_y = (thisv_y - mi_y) / (ma_y - mi_y);
  94         ret_z = thisv_z - myv_z;
  95         return ret;
  96 }
  97
  98 void W_HitPlotAnalysis(entity player, vector screenforward, vector screenright, vector screenup)
  99 {
 100         vector hitplot;
 101         vector org;
 102         float lag;
 103
 104         if(player.hitplotfh >= 0)
 105         {
 106                 lag = ANTILAG_LATENCY(player);
 107                 if(lag < 0.001)
 108                         lag = 0;
 109                 if(clienttype(player) != CLIENTTYPE_REAL)
 110                         lag = 0; // only antilag for clients
 111
 112                 org = player.origin + player.view_ofs;
 113                 traceline_antilag_force(player, org, org + screenforward * MAX_SHOT_DISTANCE, MOVE_NORMAL, player, lag);
 114                 if(trace_ent.flags & FL_CLIENT)
 115                 {
 116                         antilag_takeback(trace_ent, time - lag);
 117                         hitplot = W_HitPlotNormalizedUntransform(org, trace_ent, screenforward, screenright, screenup, trace_endpos);
 118                         antilag_restore(trace_ent);
 119                         fputs(player.hitplotfh, strcat(ftos(hitplot_x), " ", ftos(hitplot_y), " ", ftos(hitplot_z), " ", ftos(player.switchweapon), "\n"));
 120                         //print(strcat(ftos(hitplot_x), " ", ftos(hitplot_y), " ", ftos(hitplot_z), "\n"));
 121                 }
 122         }
 123 }
 124
 125 vector w_shotorg;
 126 vector w_shotdir;
 127
 128 // this function calculates w_shotorg and w_shotdir based on the weapon model
 129 // offset, trueaim and antilag, and won't put w_shotorg inside a wall.
 130 // make sure you call makevectors first (FIXME?)
 131 void W_SetupShot_Dir_ProjectileSize(entity ent, vector s_forward, vector mi, vector ma, float antilag, float recoil, string snd, float maxdamage)
 132 {
 133         float nudge = 1; // added to traceline target and subtracted from result
 134         local vector trueaimpoint;
 135         local float oldsolid;
 136         vector vecs, dv;
 137         oldsolid = ent.dphitcontentsmask;
 138         if(ent.weapon == WEP_CAMPINGRIFLE)
 139                 ent.dphitcontentsmask = DPCONTENTS_BODY | DPCONTENTS_CORPSE;
 140         else
 141                 ent.dphitcontentsmask = DPCONTENTS_SOLID | DPCONTENTS_BODY | DPCONTENTS_CORPSE;
 142         if(antilag)
 143                 traceline_antilag(world, ent.origin + ent.view_ofs, ent.origin + ent.view_ofs + s_forward * MAX_SHOT_DISTANCE, MOVE_NORMAL, ent, ANTILAG_LATENCY(ent));
 144                 // passing world, because we do NOT want it to touch dphitcontentsmask
 145         else
 146                 traceline(ent.origin + ent.view_ofs, ent.origin + ent.view_ofs + s_forward * MAX_SHOT_DISTANCE, MOVE_NOMONSTERS, ent);
 147         ent.dphitcontentsmask = DPCONTENTS_SOLID | DPCONTENTS_BODY | DPCONTENTS_CORPSE;
 148         trueaimpoint = trace_endpos;
 149
 150         // track max damage
 151         if not(inWarmupStage) {
 152                 entity w;
 153                 w = get_weaponinfo(ent.weapon);
 154                 if(w.spawnflags & WEP_TYPE_SPLASH) {  // splash damage
 155                         ent.stats_fired[ent.weapon - 1] += maxdamage;
 156                         ent.stat_fired = ent.weapon + 64 * floor(ent.stats_fired[ent.weapon - 1]);
 157                 }
 158         }
 159
 160         W_HitPlotAnalysis(ent, v_forward, v_right, v_up);
 161
 162         if(ent.weaponentity.movedir_x > 0)
 163         {
 164                 vecs = ent.weaponentity.movedir;
 165                 vecs_y = -vecs_y;
 166         }
 167         else
 168                 vecs = '0 0 0';
 169
 170         if(debug_shotorg != '0 0 0')
 171                 vecs = debug_shotorg;
 172
 173         dv = v_right * vecs_y + v_up * vecs_z;
 174         w_shotorg = ent.origin + ent.view_ofs + dv;
 175
 176         // now move the shotorg forward as much as requested if possible
 177         if(antilag)
 178         {
 179                 if(ent.antilag_debug)
 180                         tracebox_antilag(ent, w_shotorg, mi, ma, w_shotorg + v_forward * (vecs_x + nudge), MOVE_NORMAL, ent, ent.antilag_debug);
 181                 else
 182                         tracebox_antilag(ent, w_shotorg, mi, ma, w_shotorg + v_forward * (vecs_x + nudge), MOVE_NORMAL, ent, ANTILAG_LATENCY(ent));
 183         }
 184         else
 185                 tracebox(w_shotorg, mi, ma, w_shotorg + v_forward * (vecs_x + nudge), MOVE_NORMAL, ent);
 186         w_shotorg = trace_endpos - v_forward * nudge;
 187         // calculate the shotdir from the chosen shotorg
 188         w_shotdir = normalize(trueaimpoint - w_shotorg);
 189
 190         if (antilag)
 191         if (!ent.cvar_cl_noantilag)
 192         {
 193                 if (cvar("g_antilag") == 1) // switch to "ghost" if not hitting original
 194                 {
 195                         traceline(w_shotorg, w_shotorg + w_shotdir * MAX_SHOT_DISTANCE, MOVE_NORMAL, ent);
 196                         if (!trace_ent.takedamage)
 197                         {
 198                                 traceline_antilag_force (ent, w_shotorg, w_shotorg + w_shotdir * MAX_SHOT_DISTANCE, MOVE_NORMAL, ent, ANTILAG_LATENCY(ent));
 199                                 if (trace_ent.takedamage && trace_ent.classname == "player")
 200                                 {
 201                                         entity e;
 202                                         e = trace_ent;
 203                                         traceline(w_shotorg, e.origin, MOVE_NORMAL, ent);
 204                                         if(trace_ent == e)
 205                                                 w_shotdir = normalize(trace_ent.origin - w_shotorg);
 206                                 }
 207                         }
 208                 }
 209                 else if(cvar("g_antilag") == 3) // client side hitscan
 210                 {
 211                         if (ent.cursor_trace_ent)                 // client was aiming at someone
 212                         if (ent.cursor_trace_ent != ent)         // just to make sure
 213                         if (ent.cursor_trace_ent.takedamage)      // and that person is killable
 214                         if (ent.cursor_trace_ent.classname == "player") // and actually a player
 215                         {
 216                                 // verify that the shot would miss without antilag
 217                                 // (avoids an issue where guns would always shoot at their origin)
 218                                 traceline(w_shotorg, w_shotorg + w_shotdir * MAX_SHOT_DISTANCE, MOVE_NORMAL, ent);
 219                                 if (!trace_ent.takedamage)
 220                                 {
 221                                         // verify that the shot would hit if altered
 222                                         traceline(w_shotorg, ent.cursor_trace_ent.origin, MOVE_NORMAL, ent);
 223                                         if (trace_ent == ent.cursor_trace_ent)
 224                                                 w_shotdir = normalize(ent.cursor_trace_ent.origin - w_shotorg);
 225                                         else
 226                                                 print("antilag fail\n");
 227                                 }
 228                         }
 229                 }
 230         }
 231
 232         ent.dphitcontentsmask = oldsolid; // restore solid type (generally SOLID_SLIDEBOX)
 233
 234         if (!g_norecoil)
 235                 ent.punchangle_x = recoil * -1;
 236
 237         if (snd != "")
 238         {
 239                 sound (ent, CHAN_WEAPON, snd, VOL_BASE, ATTN_NORM);
 240         }
 241
 242         if (ent.items & IT_STRENGTH)
 243         if (!g_minstagib)
 244                 sound (ent, CHAN_AUTO, "weapons/strength_fire.wav", VOL_BASE, ATTN_NORM);
 245 };
 246
 247 #define W_SetupShot_ProjectileSize(ent,mi,ma,antilag,recoil,snd,maxdamage) W_SetupShot_Dir_ProjectileSize(ent, v_forward, mi, ma, antilag, recoil, snd, maxdamage)
 248 #define W_SetupShot_Dir(ent,s_forward,antilag,recoil,snd,maxdamage) W_SetupShot_Dir_ProjectileSize(ent, s_forward, '0 0 0', '0 0 0', antilag, recoil, snd, maxdamage)
 249 #define W_SetupShot(ent,antilag,recoil,snd,maxdamage) W_SetupShot_ProjectileSize(ent, '0 0 0', '0 0 0', antilag, recoil, snd, maxdamage)
 250
 251 void LaserTarget_Think()
 252 {
 253         entity e;
 254         vector offset;
 255         float uselaser;
 256         uselaser = 0;
 257
 258         // list of weapons that will use the laser, and the options that enable it
 259         if(self.owner.laser_on && self.owner.weapon == WEP_ROCKET_LAUNCHER && g_laserguided_missile)
 260                 uselaser = 1;
 261         // example
 262         //if(self.owner.weapon == WEP_ELECTRO && cvar("g_laserguided_electro"))
 263         //      uselaser = 1;
 264
 265
 266
 267         // if a laser-enabled weapon isn't selected, delete any existing laser and quit
 268         if(!uselaser)
 269         {
 270                 // rocket launcher isn't selected, so no laser target.
 271                 if(self.lasertarget != world)
 272                 {
 273                         remove(self.lasertarget);
 274                         self.lasertarget = world;
 275                 }
 276                 return;
 277         }
 278
 279         if(!self.lasertarget)
 280         {
 281                 // we don't have a lasertarget entity, so spawn one
 282                 //bprint("create laser target\n");
 283                 e = self.lasertarget = spawn();
 284                 e.owner = self.owner;                   // Its owner is my owner
 285                 e.classname = "laser_target";
 286                 e.movetype = MOVETYPE_NOCLIP;   // don't touch things
 287                 setmodel(e, "models/laser_dot.mdl");    // what it looks like, precision set below
 288                 e.scale = 1.25;                         // make it larger
 289                 e.alpha = 0.25;                         // transparency
 290                 e.colormod = '255 0 0' * (1/255) * 8;   // change colors
 291                 e.effects = EF_FULLBRIGHT | EF_LOWPRECISION;
 292                 // make it dynamically glow
 293                 // you should avoid over-using this, as it can slow down the player's computer.
 294                 e.glow_color = 251; // red color
 295                 e.glow_size = 12;
 296         }
 297         else
 298                 e = self.lasertarget;
 299
 300         // move the laser dot to where the player is looking
 301
 302         makevectors(self.owner.v_angle); // set v_forward etc to the direction the player is looking
 303         offset = '0 0 26' + v_right*3;
 304         traceline(self.owner.origin + offset, self.owner.origin + offset + v_forward * MAX_SHOT_DISTANCE, FALSE, self); // trace forward until you hit something, like a player or wall
 305         setorigin(e, trace_endpos + v_forward*8); // move me to where the traceline ended
 306         if(trace_plane_normal != '0 0 0')
 307                 e.angles = vectoangles(trace_plane_normal);
 308         else
 309                 e.angles = vectoangles(v_forward);
 310 }
 311
 312 float CL_Weaponentity_CustomizeEntityForClient()
 313 {
 314         self.viewmodelforclient = self.owner;
 315         if(other.classname == "spectator")
 316                 if(other.enemy == self.owner)
 317                         self.viewmodelforclient = other;
 318         return TRUE;
 319 }
 320
 321 float qcweaponanimation;
 322 vector weapon_offset = '0 -10 0';
 323 vector weapon_adjust = '10 0 -15';
 324 .vector weapon_morph0origin;
 325 .vector weapon_morph0angles;
 326 .float  weapon_morph0time;
 327 .vector weapon_morph1origin;
 328 .vector weapon_morph1angles;
 329 .float  weapon_morph1time;
 330 .vector weapon_morph2origin;
 331 .vector weapon_morph2angles;
 332 .float  weapon_morph2time;
 333 .vector weapon_morph3origin;
 334 .vector weapon_morph3angles;
 335 .float  weapon_morph3time;
 336 .vector weapon_morph4origin;
 337 .vector weapon_morph4angles;
 338 .float  weapon_morph4time;
 339 .string weaponname;
 340 #define QCWEAPONANIMATION_ORIGIN(e) ((weapon_offset_x + e.view_ofs_x) * v_forward - (weapon_offset_y + e.view_ofs_y) * v_right + (weapon_offset_z + e.view_ofs_z) * v_up + weapon_adjust)
 341
 342 /*
 343  * supported formats:
 344  *
 345  * 1. simple animated model, muzzle flash handling on h_ model:
 346  *    h_tuba.dpm, h_tuba.dpm.framegroups - invisible model controlling the animation
 347  *      tags:
 348  *        shot = muzzle end (shot origin, also used for muzzle flashes)
 349  *        shell = casings ejection point (must be on the right hand side of the gun)
 350  *        weapon = attachment for v_tuba.md3
 351  *    v_tuba.md3 - first and third person model
 352  *    g_tuba.md3 - pickup model
 353  *
 354  * 2. simple animated model, muzzle flash handling on v_ model:
 355  *    h_tuba.dpm, h_tuba.dpm.framegroups - invisible model controlling the animation
 356  *      tags:
 357  *        weapon = attachment for v_tuba.md3
 358  *    v_tuba.md3 - first and third person model
 359  *      tags:
 360  *        shot = muzzle end (shot origin, also used for muzzle flashes)
 361  *        shell = casings ejection point (must be on the right hand side of the gun)
 362  *    g_tuba.md3 - pickup model
 363  *
 364  * 3. fully animated model, muzzle flash handling on h_ model:
 365  *    h_tuba.dpm, h_tuba.dpm.framegroups - animated first person model
 366  *      tags:
 367  *        shot = muzzle end (shot origin, also used for muzzle flashes)
 368  *        shell = casings ejection point (must be on the right hand side of the gun)
 369  *        handle = corresponding to the origin of v_tuba.md3 (used for muzzle flashes)
 370  *    v_tuba.md3 - third person model
 371  *    g_tuba.md3 - pickup model
 372  *
 373  * 4. fully animated model, muzzle flash handling on v_ model:
 374  *    h_tuba.dpm, h_tuba.dpm.framegroups - animated first person model
 375  *      tags:
 376  *        shot = muzzle end (shot origin)
 377  *        shell = casings ejection point (must be on the right hand side of the gun)
 378  *    v_tuba.md3 - third person model
 379  *      tags:
 380  *        shot = muzzle end (for muzzle flashes)
 381  *    g_tuba.md3 - pickup model
 382  */
 383
 384 void CL_Weaponentity_Think()
 385 {
 386         float tb, v_shot_idx;
 387         self.nextthink = time;
 388         if (intermission_running)
 389                 self.frame = self.anim_idle_x;
 390         if (self.owner.weaponentity != self)
 391         {
 392                 if (self.weaponentity)
 393                         remove(self.weaponentity);
 394                 remove(self);
 395                 return;
 396         }
 397         if (self.owner.deadflag != DEAD_NO)
 398         {
 399                 self.model = "";
 400                 if (self.weaponentity)
 401                         self.weaponentity.model = "";
 402                 return;
 403         }
 404         if (self.cnt != self.owner.weapon || self.dmg != self.owner.modelindex || self.deadflag != self.owner.deadflag)
 405         {
 406                 self.cnt = self.owner.weapon;
 407                 self.dmg = self.owner.modelindex;
 408                 self.deadflag = self.owner.deadflag;
 409
 410                 string animfilename;
 411                 float animfile;
 412                 if (self.owner.weaponname != "")
 413                 {
 414                         // if there is a child entity, hide it until we're sure we use it
 415                         if (self.weaponentity)
 416                                 self.weaponentity.model = "";
 417                         setmodel(self, strcat("models/weapons/v_", self.owner.weaponname, ".md3")); // precision set below
 418                         v_shot_idx = gettagindex(self, "shot"); // used later
 419                         if(!v_shot_idx)
 420                                 v_shot_idx = gettagindex(self, "tag_shot");
 421
 422                         if(qcweaponanimation)
 423                         {
 424                                 self.angles = '0 0 0';
 425                                 makevectors(self.angles_x * '-1 0 0' + self.angles_y * '0 1 0' + self.angles_z * '0 0 1');
 426                                 self.movedir = weapon_offset_x * v_forward - weapon_offset_y * v_right + weapon_offset_z * v_up + weapon_adjust;
 427                                 self.movedir_x += 32;
 428                                 self.spawnorigin = self.movedir;
 429                                 // oldorigin - not calculated here
 430                         }
 431                         else
 432                         {
 433                                 setmodel(self, strcat("models/weapons/h_", self.owner.weaponname, ".dpm")); // precision set below
 434                                 animfilename = strcat("models/weapons/h_", self.owner.weaponname, ".dpm.animinfo");
 435                                 animfile = fopen(animfilename, FILE_READ);
 436                                 // preset some defaults that work great for renamed zym files (which don't need an animinfo)
 437                                 self.anim_fire1  = '0 1 0.01';
 438                                 self.anim_fire2  = '1 1 0.01';
 439                                 self.anim_idle   = '2 1 0.01';
 440                                 self.anim_reload = '3 1 0.01';
 441                                 if (animfile >= 0)
 442                                 {
 443                                         animparseerror = FALSE;
 444                                         self.anim_fire1  = animparseline(animfile);
 445                                         self.anim_fire2  = animparseline(animfile);
 446                                         self.anim_idle   = animparseline(animfile);
 447                                         self.anim_reload = animparseline(animfile);
 448                                         fclose(animfile);
 449                                         if (animparseerror)
 450                                                 print("Parse error in ", animfilename, ", some player animations are broken\n");
 451                                 }
 452
 453                                 // if we have a "weapon" tag, let's attach the v_ model to it ("invisible hand" style model)
 454                                 // if we don't, this is a "real" animated model
 455                                 if(gettagindex(self, "weapon"))
 456                                 {
 457                                         if (!self.weaponentity)
 458                                                 self.weaponentity = spawn();
 459                                         setmodel(self.weaponentity, strcat("models/weapons/v_", self.owner.weaponname, ".md3")); // precision does not matter
 460                                         setattachment(self.weaponentity, self, "weapon");
 461                                 }
 462                                 else if(gettagindex(self, "tag_weapon"))
 463                                 {
 464                                         if (!self.weaponentity)
 465                                                 self.weaponentity = spawn();
 466                                         setmodel(self.weaponentity, strcat("models/weapons/v_", self.owner.weaponname, ".md3")); // precision does not matter
 467                                         setattachment(self.weaponentity, self, "tag_weapon");
 468                                 }
 469                                 else
 470                                 {
 471                                         if(self.weaponentity)
 472                                                 remove(self.weaponentity);
 473                                         self.weaponentity = world;
 474                                 }
 475
 476                                 setorigin(self,'0 0 0');
 477                                 self.angles = '0 0 0';
 478                                 self.frame = 0;
 479                                 self.viewmodelforclient = world;
 480
 481                                 float idx;
 482
 483                                 if(v_shot_idx) // v_ model attached to invisible h_ model
 484                                 {
 485                                         self.movedir = gettaginfo(self.weaponentity, v_shot_idx);
 486                                 }
 487                                 else
 488                                 {
 489                                         idx = gettagindex(self, "shot");
 490                                         if(!idx)
 491                                                 idx = gettagindex(self, "tag_shot");
 492                                         if(idx)
 493                                                 self.movedir = gettaginfo(self, idx);
 494                                         else
 495                                         {
 496                                                 print("WARNING: weapon model ", self.model, " does not support the 'shot' tag, will display shots TOTALLY wrong\n");
 497                                                 self.movedir = '0 0 0';
 498                                         }
 499                                 }
 500
 501                                 if(self.weaponentity) // v_ model attached to invisible h_ model
 502                                 {
 503                                         idx = gettagindex(self.weaponentity, "shell");
 504                                         if(!idx)
 505                                                 idx = gettagindex(self.weaponentity, "tag_shell");
 506                                         if(idx)
 507                                                 self.spawnorigin = gettaginfo(self.weaponentity, idx);
 508                                 }
 509                                 else
 510                                         idx = 0;
 511                                 if(!idx)
 512                                 {
 513                                         idx = gettagindex(self, "shell");
 514                                         if(!idx)
 515                                                 idx = gettagindex(self, "tag_shell");
 516                                         if(idx)
 517                                                 self.spawnorigin = gettaginfo(self, idx);
 518                                         else
 519                                         {
 520                                                 print("WARNING: weapon model ", self.model, " does not support the 'shell' tag, will display casings wrong\n");
 521                                                 self.spawnorigin = self.movedir;
 522                                         }
 523                                 }
 524
 525                                 if(v_shot_idx)
 526                                 {
 527                                         self.oldorigin = '0 0 0'; // use regular attachment
 528                                 }
 529                                 else
 530                                 {
 531                                         if(self.weaponentity)
 532                                         {
 533                                                 idx = gettagindex(self, "weapon");
 534                                                 if(!idx)
 535                                                         idx = gettagindex(self, "tag_weapon");
 536                                         }
 537                                         else
 538                                         {
 539                                                 idx = gettagindex(self, "handle");
 540                                                 if(!idx)
 541                                                         idx = gettagindex(self, "tag_handle");
 542                                         }
 543                                         if(idx)
 544                                         {
 545                                                 self.oldorigin = self.movedir - gettaginfo(self, idx);
 546                                         }
 547                                         else
 548                                         {
 549                                                 print("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");
 550                                                 self.oldorigin = '0 0 0'; // there is no way to recover from this
 551                                         }
 552                                 }
 553
 554                                 self.viewmodelforclient = self.owner;
 555                         }
 556                 }
 557                 else
 558                 {
 559                         self.model = "";
 560                         if(self.weaponentity)
 561                                 remove(self.weaponentity);
 562                         self.weaponentity = world;
 563                         self.movedir = '0 0 0';
 564                         self.spawnorigin = '0 0 0';
 565                         self.oldorigin = '0 0 0';
 566                         self.anim_fire1  = '0 1 0.01';
 567                         self.anim_fire2  = '0 1 0.01';
 568                         self.anim_idle   = '0 1 0.01';
 569                         self.anim_reload = '0 1 0.01';
 570                 }
 571
 572                 self.view_ofs = '0 0 0';
 573
 574                 if(self.movedir_x >= 0)
 575                 {
 576                         vector v0;
 577                         v0 = self.movedir;
 578                         self.movedir = shotorg_adjust(v0, FALSE, FALSE);
 579                         self.view_ofs = shotorg_adjust(v0, FALSE, TRUE) - v0;
 580                 }
 581                 self.owner.stat_shotorg = compressShotOrigin(self.movedir);
 582                 self.movedir = decompressShotOrigin(self.owner.stat_shotorg); // make them match perfectly
 583
 584                 self.spawnorigin += self.view_ofs; // offset the casings origin by the same amount
 585
 586                 // check if an instant weapon switch occurred
 587                 if (qcweaponanimation)
 588                 {
 589                         if (self.state == WS_READY)
 590                         {
 591                                 self.angles = '0 0 0';
 592                                 makevectors(self.angles_x * '-1 0 0' + self.angles_y * '0 1 0' + self.angles_z * '0 0 1');
 593                                 setorigin(self, QCWEAPONANIMATION_ORIGIN(self));
 594                         }
 595                 }
 596                 else
 597                         setorigin(self, self.view_ofs);
 598                 // reset animstate now
 599                 self.wframe = WFRAME_IDLE;
 600                 self.weapon_morph0time = 0;
 601                 self.weapon_morph1time = 0;
 602                 self.weapon_morph2time = 0;
 603                 self.weapon_morph3time = 0;
 604                 self.weapon_morph4time = 0;
 605                 setanim(self, self.anim_idle, TRUE, FALSE, TRUE);
 606         }
 607
 608         tb = (self.effects & (EF_TELEPORT_BIT | EF_RESTARTANIM_BIT));
 609         self.effects = self.owner.effects & EFMASK_CHEAP;
 610         self.effects &~= EF_LOWPRECISION;
 611         self.effects &~= EF_FULLBRIGHT; // can mask team color, so get rid of it
 612         self.effects &~= EF_TELEPORT_BIT;
 613         self.effects &~= EF_RESTARTANIM_BIT;
 614         self.effects |= tb;
 615
 616         if(self.owner.alpha == default_player_alpha)
 617                 self.alpha = default_weapon_alpha;
 618         else if(self.owner.alpha != 0)
 619                 self.alpha = self.owner.alpha;
 620         else
 621                 self.alpha = 1;
 622
 623         self.colormap = self.owner.colormap;
 624         if (self.weaponentity)
 625         {
 626                 self.weaponentity.effects = self.effects;
 627                 self.weaponentity.alpha = self.alpha;
 628                 self.weaponentity.colormap = self.colormap;
 629         }
 630
 631         self.angles = '0 0 0';
 632         local float f;
 633         f = 0;
 634         if (self.state == WS_RAISE && !intermission_running)
 635         {
 636                 f = (self.owner.weapon_nextthink - time) * g_weaponratefactor / cvar("g_balance_weaponswitchdelay");
 637                 self.angles_x = -90 * f * f;
 638                 if (qcweaponanimation)
 639                 {
 640                         makevectors(self.angles_x * '-1 0 0' + self.angles_y * '0 1 0' + self.angles_z * '0 0 1');
 641                         setorigin(self, QCWEAPONANIMATION_ORIGIN(self));
 642                 }
 643         }
 644         else if (self.state == WS_DROP && !intermission_running)
 645         {
 646                 f = 1 - (self.owner.weapon_nextthink - time) * g_weaponratefactor / cvar("g_balance_weaponswitchdelay");
 647                 self.angles_x = -90 * f * f;
 648                 if (qcweaponanimation)
 649                 {
 650                         makevectors(self.angles_x * '-1 0 0' + self.angles_y * '0 1 0' + self.angles_z * '0 0 1');
 651                         setorigin(self, QCWEAPONANIMATION_ORIGIN(self));
 652                 }
 653         }
 654         else if (self.state == WS_CLEAR)
 655         {
 656                 f = 1;
 657                 self.angles_x = -90 * f * f;
 658                 if (qcweaponanimation)
 659                 {
 660                         makevectors(self.angles_x * '-1 0 0' + self.angles_y * '0 1 0' + self.angles_z * '0 0 1');
 661                         setorigin(self, QCWEAPONANIMATION_ORIGIN(self));
 662                 }
 663         }
 664         else if (qcweaponanimation && time < self.owner.weapon_morph1time)
 665         {
 666                 f = (time - self.owner.weapon_morph0time) / (self.owner.weapon_morph1time - self.owner.weapon_morph0time);
 667                 f = 1 - pow(1 - f, 3);
 668                 self.angles = self.owner.weapon_morph0angles * (1 - f) + self.owner.weapon_morph1angles * f;
 669                 setorigin(self, self.owner.weapon_morph0origin * (1 - f) + self.owner.weapon_morph1origin * f);
 670         }
 671         else if (qcweaponanimation && time < self.owner.weapon_morph2time)
 672         {
 673                 f = (time - self.owner.weapon_morph1time) / (self.owner.weapon_morph2time - self.owner.weapon_morph1time);
 674                 f = 1 - pow(1 - f, 3);
 675                 self.angles = self.owner.weapon_morph1angles * (1 - f) + self.owner.weapon_morph2angles * f;
 676                 setorigin(self, self.owner.weapon_morph1origin * (1 - f) + self.owner.weapon_morph2origin * f);
 677         }
 678         else if (qcweaponanimation && time < self.owner.weapon_morph3time)
 679         {
 680                 f = (time - self.owner.weapon_morph2time) / (self.owner.weapon_morph3time - self.owner.weapon_morph2time);
 681                 f = 1 - pow(1 - f, 3);
 682                 self.angles = self.owner.weapon_morph2angles * (1 - f) + self.owner.weapon_morph3angles * f;
 683                 setorigin(self, self.owner.weapon_morph2origin * (1 - f) + self.owner.weapon_morph3origin * f);
 684         }
 685         else if (qcweaponanimation && time < self.owner.weapon_morph4time)
 686         {
 687                 f = (time - self.owner.weapon_morph3time) / (self.owner.weapon_morph4time - self.owner.weapon_morph3time);
 688                 f = 1 - pow(1 - f, 3);
 689                 self.angles = self.owner.weapon_morph3angles * (1 - f) + self.owner.weapon_morph4angles * f;
 690                 setorigin(self, self.owner.weapon_morph3origin * (1 - f) + self.owner.weapon_morph4origin * f);
 691         }
 692         else if (qcweaponanimation)
 693         {
 694                 // begin a new idle morph
 695                 self.owner.weapon_morph0time   = time;
 696                 self.owner.weapon_morph0angles = self.angles;
 697                 self.owner.weapon_morph0origin = self.origin;
 698
 699                 float r;
 700                 float t;
 701
 702                 r = random();
 703                 if (r < 0.1)
 704                 {
 705                         // turn gun to the left to look at it
 706                         t = 2;
 707                         self.owner.weapon_morph1time   = time + t * 0.2;
 708                         self.owner.weapon_morph1angles = randomvec() * 3 + '-5 30 0';
 709                         makevectors(self.owner.weapon_morph1angles_x * '-1 0 0' + self.owner.weapon_morph1angles_y * '0 1 0' + self.owner.weapon_morph1angles_z * '0 0 1');
 710                         self.owner.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self);
 711
 712                         self.owner.weapon_morph2time   = time + t * 0.6;
 713                         self.owner.weapon_morph2angles = randomvec() * 3 + '-5 30 0';
 714                         makevectors(self.owner.weapon_morph2angles_x * '-1 0 0' + self.owner.weapon_morph2angles_y * '0 1 0' + self.owner.weapon_morph2angles_z * '0 0 1');
 715                         self.owner.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self);
 716
 717                         self.owner.weapon_morph3time   = time + t;
 718                         self.owner.weapon_morph3angles = '0 0 0';
 719                         makevectors(self.owner.weapon_morph3angles_x * '-1 0 0' + self.owner.weapon_morph3angles_y * '0 1 0' + self.owner.weapon_morph3angles_z * '0 0 1');
 720                         self.owner.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self);
 721                 }
 722                 else if (r < 0.2)
 723                 {
 724                         // raise the gun a bit
 725                         t = 2;
 726                         self.owner.weapon_morph1time   = time + t * 0.2;
 727                         self.owner.weapon_morph1angles = randomvec() * 3 + '30 -10 0';
 728                         makevectors(self.owner.weapon_morph1angles_x * '-1 0 0' + self.owner.weapon_morph1angles_y * '0 1 0' + self.owner.weapon_morph1angles_z * '0 0 1');
 729                         self.owner.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self);
 730
 731                         self.owner.weapon_morph2time   = time + t * 0.5;
 732                         self.owner.weapon_morph2angles = randomvec() * 3 + '30 -10 5';
 733                         makevectors(self.owner.weapon_morph2angles_x * '-1 0 0' + self.owner.weapon_morph2angles_y * '0 1 0' + self.owner.weapon_morph2angles_z * '0 0 1');
 734                         self.owner.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self);
 735
 736                         self.owner.weapon_morph3time   = time + t;
 737                         self.owner.weapon_morph3angles = '0 0 0';
 738                         makevectors(self.owner.weapon_morph3angles_x * '-1 0 0' + self.owner.weapon_morph3angles_y * '0 1 0' + self.owner.weapon_morph3angles_z * '0 0 1');
 739                         self.owner.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self);
 740                 }
 741                 else if (r < 0.3)
 742                 {
 743                         // tweak it a bit
 744                         t = 5;
 745                         self.owner.weapon_morph1time   = time + t * 0.3;
 746                         self.owner.weapon_morph1angles = randomvec() * 6;
 747                         makevectors(self.owner.weapon_morph1angles_x * '-1 0 0' + self.owner.weapon_morph1angles_y * '0 1 0' + self.owner.weapon_morph1angles_z * '0 0 1');
 748                         self.owner.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self);
 749
 750                         self.owner.weapon_morph2time   = time + t * 0.7;
 751                         self.owner.weapon_morph2angles = randomvec() * 6;
 752                         makevectors(self.owner.weapon_morph2angles_x * '-1 0 0' + self.owner.weapon_morph2angles_y * '0 1 0' + self.owner.weapon_morph2angles_z * '0 0 1');
 753                         self.owner.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self);
 754
 755                         self.owner.weapon_morph3time   = time + t;
 756                         self.owner.weapon_morph3angles = '0 0 0';
 757                         makevectors(self.owner.weapon_morph3angles_x * '-1 0 0' + self.owner.weapon_morph3angles_y * '0 1 0' + self.owner.weapon_morph3angles_z * '0 0 1');
 758                         self.owner.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self);
 759                 }
 760                 else
 761                 {
 762                         // hold it mostly steady
 763                         t = random() * 6 + 4;
 764                         self.owner.weapon_morph1time   = time + t * 0.2;
 765                         self.owner.weapon_morph1angles = randomvec() * 1;
 766                         makevectors(self.owner.weapon_morph1angles_x * '-1 0 0' + self.owner.weapon_morph1angles_y * '0 1 0' + self.owner.weapon_morph1angles_z * '0 0 1');
 767                         self.owner.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self);
 768
 769                         self.owner.weapon_morph2time   = time + t * 0.5;
 770                         self.owner.weapon_morph2angles = randomvec() * 1;
 771                         makevectors(self.owner.weapon_morph2angles_x * '-1 0 0' + self.owner.weapon_morph2angles_y * '0 1 0' + self.owner.weapon_morph2angles_z * '0 0 1');
 772                         self.owner.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self);
 773
 774                         self.owner.weapon_morph3time   = time + t * 0.7;
 775                         self.owner.weapon_morph3angles = randomvec() * 1;
 776                         makevectors(self.owner.weapon_morph3angles_x * '-1 0 0' + self.owner.weapon_morph3angles_y * '0 1 0' + self.owner.weapon_morph3angles_z * '0 0 1');
 777                         self.owner.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self);
 778                 }
 779
 780                 self.owner.weapon_morph4time   = time + t;
 781                 self.owner.weapon_morph4angles = '0 0 0';
 782                 makevectors(self.owner.weapon_morph4angles_x * '-1 0 0' + self.owner.weapon_morph4angles_y * '0 1 0' + self.owner.weapon_morph4angles_z * '0 0 1');
 783                 self.owner.weapon_morph4origin = QCWEAPONANIMATION_ORIGIN(self);
 784
 785         }
 786
 787         // create or update the lasertarget entity
 788         LaserTarget_Think();
 789 };
 790
 791 void CL_ExteriorWeaponentity_Think()
 792 {
 793         float tag_found;
 794         vector ang;
 795         self.nextthink = time;
 796         if (self.owner.exteriorweaponentity != self)
 797         {
 798                 remove(self);
 799                 return;
 800         }
 801         if (self.owner.deadflag != DEAD_NO)
 802         {
 803                 self.model = "";
 804                 return;
 805         }
 806         if (self.cnt != self.owner.weapon || self.dmg != self.owner.modelindex || self.deadflag != self.owner.deadflag)
 807         {
 808                 self.cnt = self.owner.weapon;
 809                 self.dmg = self.owner.modelindex;
 810                 self.deadflag = self.owner.deadflag;
 811                 if (self.owner.weaponname != "")
 812                         setmodel(self, strcat("models/weapons/v_", self.owner.weaponname, ".md3")); // precision set below
 813                 else
 814                         self.model = "";
 815
 816                 if((tag_found = gettagindex(self.owner, "tag_weapon")))
 817                 {
 818                         self.tag_index = tag_found;
 819                         self.tag_entity = self.owner;
 820                 }
 821                 else
 822                         setattachment(self, self.owner, "bip01 r hand");
 823
 824                 // if that didn't find a tag, hide the exterior weapon model
 825                 if (!self.tag_index)
 826                         self.model = "";
 827         }
 828         self.effects = self.owner.effects;
 829         if(sv_pitch_min == sv_pitch_max)
 830                 self.effects |= EF_LOWPRECISION;
 831         else
 832                 self.effects &~= EF_LOWPRECISION;
 833         self.effects = self.effects & EFMASK_CHEAP; // eat performance
 834         if(self.owner.alpha == default_player_alpha)
 835                 self.alpha = default_weapon_alpha;
 836         else if(self.owner.alpha != 0)
 837                 self.alpha = self.owner.alpha;
 838         else
 839                 self.alpha = 1;
 840
 841         ang_x = bound(sv_pitch_min, self.owner.v_angle_x, sv_pitch_max);
 842         ang_y = 0;
 843         ang_z = 0;
 844
 845         if(sv_pitch_fixyaw) // workaround for stupid player models that don't aim forward
 846         {
 847                 ang_y = self.owner.v_angle_y;
 848                 makevectors(ang);
 849                 var vector v = v_forward;
 850                 var float t = self.tag_entity.frame1time;
 851                 var float f = self.tag_entity.frame;
 852                 self.tag_entity.frame1time = time;
 853                 self.tag_entity.frame = self.tag_entity.anim_idle_x;
 854                 gettaginfo(self.tag_entity, self.tag_index);
 855                 self.tag_entity.frame1time = t;
 856                 self.tag_entity.frame = f;
 857                 // untransform v according to this coordinate space
 858                 vector w;
 859                 w_x = v_forward * v;
 860                 w_y = -v_right * v;
 861                 w_z = v_up * v;
 862                 self.angles = vectoangles(w);
 863         }
 864         else
 865         {
 866                 ang_x = -/* don't ask */ang_x;
 867                 self.angles = ang;
 868         }
 869
 870         self.colormap = self.owner.colormap;
 871 };
 872
 873 // spawning weaponentity for client
 874 void CL_SpawnWeaponentity()
 875 {
 876         self.weaponentity = spawn();
 877         self.weaponentity.classname = "weaponentity";
 878         self.weaponentity.solid = SOLID_NOT;
 879         self.weaponentity.owner = self;
 880         setmodel(self.weaponentity, ""); // precision set when changed
 881         setorigin(self.weaponentity, '0 0 0');
 882         self.weaponentity.angles = '0 0 0';
 883         self.weaponentity.viewmodelforclient = self;
 884         self.weaponentity.flags = 0;
 885         self.weaponentity.think = CL_Weaponentity_Think;
 886         self.weaponentity.customizeentityforclient = CL_Weaponentity_CustomizeEntityForClient;
 887         self.weaponentity.nextthink = time;
 888
 889         self.exteriorweaponentity = spawn();
 890         self.exteriorweaponentity.classname = "exteriorweaponentity";
 891         self.exteriorweaponentity.solid = SOLID_NOT;
 892         self.exteriorweaponentity.exteriorweaponentity = self.exteriorweaponentity;
 893         self.exteriorweaponentity.owner = self;
 894         setorigin(self.exteriorweaponentity, '0 0 0');
 895         self.exteriorweaponentity.angles = '0 0 0';
 896         self.exteriorweaponentity.think = CL_ExteriorWeaponentity_Think;
 897         self.exteriorweaponentity.nextthink = time;
 898 };
 899
 900 .float hasweapon_complain_spam;
 901
 902 float client_hasweapon(entity cl, float wpn, float andammo, float complain)
 903 {
 904         local float weaponbit, f;
 905         local entity oldself;
 906
 907         if(time < self.hasweapon_complain_spam)
 908                 complain = 0;
 909         if(complain)
 910                 self.hasweapon_complain_spam = time + 0.2;
 911
 912         if (wpn < WEP_FIRST || wpn > WEP_LAST)
 913         {
 914                 if (complain)
 915                         sprint(self, "Invalid weapon\n");
 916                 return FALSE;
 917         }
 918         weaponbit = W_WeaponBit(wpn);
 919         if (cl.weapons & weaponbit)
 920         {
 921                 if (andammo)
 922                 {
 923                         if(cl.items & IT_UNLIMITED_WEAPON_AMMO)
 924                         {
 925                                 f = 1;
 926                         }
 927                         else
 928                         {
 929                                 oldself = self;
 930                                 self = cl;
 931                                 f = weapon_action(wpn, WR_CHECKAMMO1);
 932                                 f = f + weapon_action(wpn, WR_CHECKAMMO2);
 933                                 self = oldself;
 934                         }
 935                         if (!f)
 936                         {
 937                                 if (complain)
 938                                 if(clienttype(cl) == CLIENTTYPE_REAL)
 939                                 {
 940                                         play2(cl, "weapons/unavailable.wav");
 941                                         sprint(cl, strcat("You don't have any ammo for the ^2", W_Name(wpn), "\n"));
 942                                 }
 943                                 return FALSE;
 944                         }
 945                 }
 946                 return TRUE;
 947         }
 948         if (complain)
 949         {
 950                 // DRESK - 3/16/07
 951                 // Report Proper Weapon Status / Modified Weapon Ownership Message
 952                 if(weaponsInMap & weaponbit)
 953                 {
 954                         sprint(cl, strcat("You do not have the ^2", W_Name(wpn), "\n") );
 955
 956                         if(cvar("g_showweaponspawns"))
 957                         {
 958                                 entity e;
 959                                 string s;
 960
 961                                 e = get_weaponinfo(wpn);
 962                                 s = e.model2;
 963
 964                                 for(e = world; (e = findfloat(e, weapons, weaponbit)); )
 965                                 {
 966                                         if(e.classname == "droppedweapon")
 967                                                 continue;
 968                                         if not(e.flags & FL_ITEM)
 969                                                 continue;
 970                                         WaypointSprite_Spawn(
 971                                                 s,
 972                                                 1, 0,
 973                                                 world, e.origin,
 974                                                 self, 0,
 975                                                 world, enemy,
 976                                                 0
 977                                         );
 978                                 }
 979                         }
 980                 }
 981                 else
 982                         sprint(cl, strcat("The ^2", W_Name(wpn), "^7 is ^1NOT AVAILABLE^7 in this map\n") );
 983
 984                 play2(cl, "weapons/unavailable.wav");
 985         }
 986         return FALSE;
 987 };
 988
 989 // Weapon subs
 990 void w_clear()
 991 {
 992         if (self.weapon != -1)
 993                 self.weapon = 0;
 994         if (self.weaponentity)
 995         {
 996                 self.weaponentity.state = WS_CLEAR;
 997                 self.weaponentity.effects = 0;
 998         }
 999 };
1000
1001 void w_ready()
1002 {
1003         if (self.weaponentity)
1004                 self.weaponentity.state = WS_READY;
1005         weapon_thinkf(WFRAME_IDLE, 1000000, w_ready);
1006 };
1007
1008 // Setup weapon for client (after this raise frame will be launched)
1009 void weapon_setup(float windex)
1010 {
1011         entity e;
1012         qcweaponanimation = cvar("sv_qcweaponanimation");
1013         e = get_weaponinfo(windex);
1014         self.items &~= IT_AMMO;
1015         self.items = self.items | e.items;
1016
1017         // the two weapon entities will notice this has changed and update their models
1018         self.weapon = windex;
1019         self.weaponname = e.mdl;
1020         self.bulletcounter = 0;
1021 };
1022
1023 // perform weapon to attack (weaponstate and attack_finished check is here)
1024 .float race_penalty;
1025 float weapon_prepareattack(float secondary, float attacktime)
1026 {
1027         //if sv_ready_restart_after_countdown is set, don't allow the player to shoot
1028         //if all players readied up and the countdown is running
1029         if(time < game_starttime || time < self.race_penalty) {
1030                 return FALSE;
1031         }
1032
1033         if not(self.items & IT_UNLIMITED_WEAPON_AMMO)
1034         if (!weapon_action(self.weapon, WR_CHECKAMMO1 + secondary))
1035         {
1036                 // hack to ensure it switches to an OTHER weapon (in case the other fire mode still has ammo, we want that anyway)
1037                 float w, ww;
1038                 w = W_WeaponBit(self.weapon);
1039                 self.weapons &~= w;
1040                 ww = w_getbestweapon(self);
1041                 self.weapons |= w;
1042                 if(ww)
1043                         W_SwitchWeapon_Force(self, ww);
1044                 return FALSE;
1045         }
1046
1047         if (timeoutStatus == 2) //don't allow the player to shoot while game is paused
1048                 return FALSE;
1049
1050         // do not even think about shooting if switching
1051         if(self.switchweapon != self.weapon)
1052                 return FALSE;
1053
1054         if(attacktime >= 0)
1055         {
1056                 // don't fire if previous attack is not finished
1057                 if (ATTACK_FINISHED(self) > time + self.weapon_frametime * 0.5)
1058                         return FALSE;
1059                 // don't fire while changing weapon
1060                 if (self.weaponentity.state != WS_READY)
1061                         return FALSE;
1062         }
1063         self.weaponentity.state = WS_INUSE;
1064
1065         self.spawnshieldtime = min(self.spawnshieldtime, time); // kill spawn shield when you fire
1066
1067         // if the weapon hasn't been firing continuously, reset the timer
1068         if(attacktime >= 0)
1069         {
1070                 if (ATTACK_FINISHED(self) < time - self.weapon_frametime * 1.5)
1071                 {
1072                         ATTACK_FINISHED(self) = time;
1073                         //dprint("resetting attack finished to ", ftos(time), "\n");
1074                 }
1075                 ATTACK_FINISHED(self) = ATTACK_FINISHED(self) + attacktime * W_WeaponRateFactor();
1076         }
1077         self.bulletcounter += 1;
1078         //dprint("attack finished ", ftos(ATTACK_FINISHED(self)), "\n");
1079         return TRUE;
1080 };
1081
1082 void weapon_thinkf(float fr, float t, void() func)
1083 {
1084         vector a;
1085         vector of, or, ou;
1086         float restartanim;
1087
1088         if(fr == WFRAME_DONTCHANGE)
1089         {
1090                 fr = self.weaponentity.wframe;
1091                 restartanim = FALSE;
1092         }
1093         else if (fr == WFRAME_IDLE)
1094                 restartanim = FALSE;
1095         else
1096                 restartanim = TRUE;
1097
1098         of = v_forward;
1099         or = v_right;
1100         ou = v_up;
1101
1102         if (self.weaponentity)
1103         {
1104                 self.weaponentity.wframe = fr;
1105                 if (qcweaponanimation)
1106                 {
1107                         if (fr != WFRAME_IDLE)
1108                         {
1109                                 self.weapon_morph0time = time;
1110                                 self.weapon_morph0angles = self.weaponentity.angles;
1111                                 self.weapon_morph0origin = self.weaponentity.origin;
1112
1113                                 self.weapon_morph1angles = '0 0 0';
1114                                 self.weapon_morph1time = time + t;
1115                                 makevectors(self.weapon_morph1angles_x * '-1 0 0' + self.weapon_morph1angles_y * '0 1 0' + self.weapon_morph1angles_z * '0 0 1');
1116                                 self.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
1117
1118                                 self.weapon_morph2angles = '0 0 0';
1119                                 self.weapon_morph2time = time + t;
1120                                 makevectors(self.weapon_morph2angles_x * '-1 0 0' + self.weapon_morph2angles_y * '0 1 0' + self.weapon_morph2angles_z * '0 0 1');
1121                                 self.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
1122
1123                                 self.weapon_morph3angles = '0 0 0';
1124                                 self.weapon_morph3time = time + t;
1125                                 makevectors(self.weapon_morph3angles_x * '-1 0 0' + self.weapon_morph3angles_y * '0 1 0' + self.weapon_morph3angles_z * '0 0 1');
1126                                 self.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
1127
1128                                 self.weapon_morph4angles = '0 0 0';
1129                                 self.weapon_morph4time = time + t;
1130                                 makevectors(self.weapon_morph4angles_x * '-1 0 0' + self.weapon_morph4angles_y * '0 1 0' + self.weapon_morph4angles_z * '0 0 1');
1131                                 self.weapon_morph4origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
1132
1133                                 if (fr == WFRAME_FIRE1)
1134                                 {
1135                                         self.weapon_morph1angles = '5 0 0';
1136                                         self.weapon_morph1time = time + t * 0.1;
1137                                         makevectors(self.weapon_morph1angles_x * '-1 0 0' + self.weapon_morph1angles_y * '0 1 0' + self.weapon_morph1angles_z * '0 0 1');
1138                                         self.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
1139                                         self.weapon_morph4time = time + t + 1; // delay idle effect
1140                                 }
1141                                 else if (fr == WFRAME_FIRE2)
1142                                 {
1143                                         self.weapon_morph1angles = '10 0 0';
1144                                         self.weapon_morph1time = time + t * 0.1;
1145                                         makevectors(self.weapon_morph1angles_x * '-1 0 0' + self.weapon_morph1angles_y * '0 1 0' + self.weapon_morph1angles_z * '0 0 1');
1146                                         self.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
1147                                         self.weapon_morph4time = time + t + 1; // delay idle effect
1148                                 }
1149                                 else if (fr == WFRAME_RELOAD)
1150                                 {
1151                                         self.weapon_morph1time = time + t * 0.05;
1152                                         self.weapon_morph1angles = '-10 40 0';
1153                                         makevectors(self.weapon_morph1angles_x * '-1 0 0' + self.weapon_morph1angles_y * '0 1 0' + self.weapon_morph1angles_z * '0 0 1');
1154                                         self.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
1155
1156                                         self.weapon_morph2time = time + t * 0.15;
1157                                         self.weapon_morph2angles = '-10 40 5';
1158                                         makevectors(self.weapon_morph2angles_x * '-1 0 0' + self.weapon_morph2angles_y * '0 1 0' + self.weapon_morph2angles_z * '0 0 1');
1159                                         self.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
1160
1161                                         self.weapon_morph3time = time + t * 0.25;
1162                                         self.weapon_morph3angles = '-10 40 0';
1163                                         makevectors(self.weapon_morph3angles_x * '-1 0 0' + self.weapon_morph3angles_y * '0 1 0' + self.weapon_morph3angles_z * '0 0 1');
1164                                         self.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
1165                                 }
1166                         }
1167                 }
1168                 else
1169                 {
1170                         if (fr == WFRAME_IDLE)
1171                                 a = self.weaponentity.anim_idle;
1172                         else if (fr == WFRAME_FIRE1)
1173                                 a = self.weaponentity.anim_fire1;
1174                         else if (fr == WFRAME_FIRE2)
1175                                 a = self.weaponentity.anim_fire2;
1176                         else if (fr == WFRAME_RELOAD)
1177                                 a = self.weaponentity.anim_reload;
1178                         a_z *= g_weaponratefactor;
1179                         setanim(self.weaponentity, a, restartanim == FALSE, restartanim, restartanim);
1180                 }
1181         }
1182
1183         v_forward = of;
1184         v_right = or;
1185         v_up = ou;
1186
1187         if(self.weapon_think == w_ready && func != w_ready && self.weaponentity.state == WS_RAISE)
1188         {
1189                 backtrace("Tried to override initial weapon think function - should this really happen?");
1190         }
1191
1192         t *= W_WeaponRateFactor();
1193
1194         // VorteX: haste can be added here
1195         if (self.weapon_think == w_ready)
1196         {
1197                 self.weapon_nextthink = time;
1198                 //dprint("started firing at ", ftos(time), "\n");
1199         }
1200         if (self.weapon_nextthink < time - self.weapon_frametime * 1.5 || self.weapon_nextthink > time + self.weapon_frametime * 1.5)
1201         {
1202                 self.weapon_nextthink = time;
1203                 //dprint("reset weapon animation timer at ", ftos(time), "\n");
1204         }
1205         self.weapon_nextthink = self.weapon_nextthink + t;
1206         self.weapon_think = func;
1207         //dprint("next ", ftos(self.weapon_nextthink), "\n");
1208
1209         if (restartanim)
1210         if (t)
1211         if (!self.crouch) // shoot anim stands up, this looks bad
1212         {
1213                 local vector anim;
1214                 anim = self.anim_shoot;
1215                 anim_z = anim_y / (t + sys_frametime);
1216                 setanim(self, anim, FALSE, TRUE, TRUE);
1217         }
1218 };
1219
1220 void weapon_boblayer1(float spd, vector org)
1221 {
1222         // VorteX: haste can be added here
1223 };
1224
1225 vector W_CalculateProjectileVelocity(vector pvelocity, vector mvelocity)
1226 {
1227         vector mdirection;
1228         float mspeed;
1229         float outspeed;
1230         float nstyle;
1231         vector outvelocity;
1232
1233         mvelocity = mvelocity * g_weaponspeedfactor;
1234
1235         mdirection = normalize(mvelocity);
1236         mspeed = vlen(mvelocity);
1237
1238         nstyle = cvar("g_projectiles_newton_style");
1239         if(nstyle == 0)
1240         {
1241                 // absolute velocity
1242                 outvelocity = mvelocity;
1243         }
1244         else if(nstyle == 1)
1245         {
1246                 // true Newtonian projectiles
1247                 outvelocity = pvelocity + mvelocity;
1248         }
1249         else if(nstyle == 2)
1250         {
1251                 // true Newtonian projectiles with automatic aim adjustment
1252                 //
1253                 // solve: |outspeed * mdirection - pvelocity| = mspeed
1254                 // outspeed^2 - 2 * outspeed * (mdirection * pvelocity) + pvelocity^2 - mspeed^2 = 0
1255                 // outspeed = (mdirection * pvelocity) +- sqrt((mdirection * pvelocity)^2 - pvelocity^2 + mspeed^2)
1256                 // PLUS SIGN!
1257                 // not defined?
1258                 // then...
1259                 // pvelocity^2 - (mdirection * pvelocity)^2 > mspeed^2
1260                 // velocity without mdirection component > mspeed
1261                 // fire at smallest possible mspeed that works?
1262                 // |(mdirection * pvelocity) * pvelocity - pvelocity| = mspeed
1263
1264                 vector solution;
1265                 solution = solve_quadratic(1, -2 * (mdirection * pvelocity), pvelocity * pvelocity - mspeed * mspeed);
1266                 if(solution_z)
1267                         outspeed = solution_y; // the larger one
1268                 else
1269                 {
1270                         //outspeed = 0; // slowest possible shot
1271                         outspeed = solution_x; // the real part (that is, the average!)
1272                         //dprint("impossible shot, adjusting\n");
1273                 }
1274
1275                 outspeed = bound(mspeed * cvar("g_projectiles_newton_style_2_minfactor"), outspeed, mspeed * cvar("g_projectiles_newton_style_2_maxfactor"));
1276                 outvelocity = mdirection * outspeed;
1277         }
1278         else if(nstyle == 3)
1279         {
1280                 // pseudo-Newtonian:
1281                 outspeed = mspeed + mdirection * pvelocity;
1282                 outspeed = bound(mspeed * 0.7, outspeed, mspeed * 5.0);
1283                 outvelocity = mdirection * outspeed;
1284         }
1285         else if(nstyle == 4)
1286         {
1287                 // tZorkian:
1288                 outspeed = mspeed + vlen(pvelocity);
1289                 outvelocity = mdirection * outspeed;
1290         }
1291         else
1292                 error("g_projectiles_newton_style must be 0 (absolute), 1 (Newtonian), 2 (Newtonian + aimfix), 3 (pseudo Newtonian) or 4 (tZorkian)!");
1293
1294         return outvelocity;
1295 }
1296
1297 void W_AttachToShotorg(entity flash, vector offset)
1298 {
1299         entity xflash;
1300         flash.owner = self;
1301         flash.angles_z = random() * 360;
1302         if(qcweaponanimation)
1303         {
1304                 setorigin(flash, w_shotorg + w_shotdir * 50);
1305                 flash.angles = vectoangles(w_shotdir);
1306                 flash.angles_z = random() * 360;
1307         }
1308         else
1309         {
1310                 setattachment(flash, self.weaponentity, "shot");
1311                 setorigin(flash, offset);
1312
1313                 xflash = spawn();
1314                 copyentity(flash, xflash);
1315
1316                 flash.viewmodelforclient = self;
1317
1318                 if(self.weaponentity.oldorigin_x > 0)
1319                 {
1320                         setattachment(xflash, self.exteriorweaponentity, "");
1321                         setorigin(xflash, self.weaponentity.oldorigin + offset);
1322                 }
1323                 else
1324                 {
1325                         setattachment(xflash, self.exteriorweaponentity, "shot");
1326                 }
1327         }
1328 }
1329
1330 vector cliptoplane(vector v, vector p)
1331 {
1332         return v - (v * p) * p;
1333 }
1334
1335 vector solve_cubic_pq(float p, float q)
1336 {
1337         float D, u, v, a;
1338         D = q*q/4.0 + p*p*p/27.0;
1339         if(D < 0)
1340         {
1341                 // irreducibilis
1342                 a = 1.0/3.0 * acos(-q/2.0 * sqrt(-27.0/(p*p*p)));
1343                 u = sqrt(-4.0/3.0 * p);
1344                 // a in range 0..pi/3
1345                 // cos(a)
1346                 // cos(a + 2pi/3)
1347                 // cos(a + 4pi/3)
1348                 return
1349                         u *
1350                         (
1351                                 '1 0 0' * cos(a + 2.0/3.0*M_PI)
1352                                 +
1353                                 '0 1 0' * cos(a + 4.0/3.0*M_PI)
1354                                 +
1355                                 '0 0 1' * cos(a)
1356                         );
1357         }
1358         else if(D == 0)
1359         {
1360                 // simple
1361                 if(p == 0)
1362                         return '0 0 0';
1363                 u = 3*q/p;
1364                 v = -u/2;
1365                 if(u >= v)
1366                         return '1 1 0' * v + '0 0 1' * u;
1367                 else
1368                         return '0 1 1' * v + '1 0 0' * u;
1369         }
1370         else
1371         {
1372                 // cardano
1373                 u = cbrt(-q/2.0 + sqrt(D));
1374                 v = cbrt(-q/2.0 - sqrt(D));
1375                 return '1 1 1' * (u + v);
1376         }
1377 }
1378 vector solve_cubic_abcd(float a, float b, float c, float d)
1379 {
1380         // y = 3*a*x + b
1381         // x = (y - b) / 3a
1382         float p, q;
1383         vector v;
1384         p = (9*a*c - 3*b*b);
1385         q = (27*a*a*d - 9*a*b*c + 2*b*b*b);
1386         v = solve_cubic_pq(p, q);
1387         v = (v -  b * '1 1 1') * (1.0 / (3.0 * a));
1388         if(a < 0)
1389                 v += '1 0 -1' * (v_z - v_x); // swap x, z
1390         return v;
1391 }
1392
1393 vector findperpendicular(vector v)
1394 {
1395         vector p;
1396         p_x = v_z;
1397         p_y = -v_x;
1398         p_z = v_y;
1399         return normalize(cliptoplane(p, v));
1400 }
1401
1402 vector W_CalculateProjectileSpread(vector forward, float spread)
1403 {
1404         float sigma;
1405         vector v1, v2;
1406         float dx, dy, r;
1407         float sstyle;
1408         spread *= g_weaponspreadfactor;
1409         if(spread <= 0)
1410                 return forward;
1411         sstyle = cvar("g_projectiles_spread_style");
1412
1413         if(sstyle == 0)
1414         {
1415                 // this is the baseline for the spread value!
1416                 // standard deviation: sqrt(2/5)
1417                 // density function: sqrt(1-r^2)
1418                 return forward + randomvec() * spread;
1419         }
1420         else if(sstyle == 1)
1421         {
1422                 // same thing, basically
1423                 return normalize(forward + cliptoplane(randomvec() * spread, forward));
1424         }
1425         else if(sstyle == 2)
1426         {
1427                 // circle spread... has at sigma=1 a standard deviation of sqrt(1/2)
1428                 sigma = spread * 0.89442719099991587855; // match baseline stddev
1429                 v1 = findperpendicular(forward);
1430                 v2 = cross(forward, v1);
1431                 // random point on unit circle
1432                 dx = random() * 2 * M_PI;
1433                 dy = sin(dx);
1434                 dx = cos(dx);
1435                 // radius in our dist function
1436                 r = random();
1437                 r = sqrt(r);
1438                 return normalize(forward + (v1 * dx + v2 * dy) * r * sigma);
1439         }
1440         else if(sstyle == 3) // gauss 3d
1441         {
1442                 sigma = spread * 0.44721359549996; // match baseline stddev
1443                 // note: 2D gaussian has sqrt(2) times the stddev of 1D, so this factor is right
1444                 v1 = forward;
1445                 v1_x += gsl_ran_gaussian(sigma);
1446                 v1_y += gsl_ran_gaussian(sigma);
1447                 v1_z += gsl_ran_gaussian(sigma);
1448                 return v1;
1449         }
1450         else if(sstyle == 4) // gauss 2d
1451         {
1452                 sigma = spread * 0.44721359549996; // match baseline stddev
1453                 // note: 2D gaussian has sqrt(2) times the stddev of 1D, so this factor is right
1454                 v1_x = gsl_ran_gaussian(sigma);
1455                 v1_y = gsl_ran_gaussian(sigma);
1456                 v1_z = gsl_ran_gaussian(sigma);
1457                 return normalize(forward + cliptoplane(v1, forward));
1458         }
1459         else if(sstyle == 5) // 1-r
1460         {
1461                 sigma = spread * 1.154700538379252; // match baseline stddev
1462                 v1 = findperpendicular(forward);
1463                 v2 = cross(forward, v1);
1464                 // random point on unit circle
1465                 dx = random() * 2 * M_PI;
1466                 dy = sin(dx);
1467                 dx = cos(dx);
1468                 // radius in our dist function
1469                 r = random();
1470                 r = solve_cubic_abcd(-2, 3, 0, -r) * '0 1 0';
1471                 return normalize(forward + (v1 * dx + v2 * dy) * r * sigma);
1472         }
1473         else if(sstyle == 6) // 1-r^2
1474         {
1475                 sigma = spread * 1.095445115010332; // match baseline stddev
1476                 v1 = findperpendicular(forward);
1477                 v2 = cross(forward, v1);
1478                 // random point on unit circle
1479                 dx = random() * 2 * M_PI;
1480                 dy = sin(dx);
1481                 dx = cos(dx);
1482                 // radius in our dist function
1483                 r = random();
1484                 r = sqrt(1 - r);
1485                 r = sqrt(1 - r);
1486                 return normalize(forward + (v1 * dx + v2 * dy) * r * sigma);
1487         }
1488         else if(sstyle == 7) // (1-r) (2-r)
1489         {
1490                 sigma = spread * 1.224744871391589; // match baseline stddev
1491                 v1 = findperpendicular(forward);
1492                 v2 = cross(forward, v1);
1493                 // random point on unit circle
1494                 dx = random() * 2 * M_PI;
1495                 dy = sin(dx);
1496                 dx = cos(dx);
1497                 // radius in our dist function
1498                 r = random();
1499                 r = 1 - sqrt(r);
1500                 r = 1 - sqrt(r);
1501                 return normalize(forward + (v1 * dx + v2 * dy) * r * sigma);
1502         }
1503         else
1504                 error("g_projectiles_spread_style must be 0 (sphere), 1 (flattened sphere), 2 (circle), 3 (gauss 3D), 4 (gauss plane), 5 (linear falloff), 6 (quadratic falloff), 7 (stronger falloff)!");
1505         return '0 0 0';
1506         /*
1507          * how to derive falloff functions:
1508          * rho(r) := (2-r) * (1-r);
1509          * a : 0;
1510          * b : 1;
1511          * rhor(r) := r * rho(r);
1512          * cr(t) := integrate(rhor(r), r, a, t);
1513          * scr(t) := integrate(rhor(r) * r^2, r, a, t);
1514          * variance : scr(b) / cr(b);
1515          * solve(cr(r) = rand * cr(b), r), programmmode:false;
1516          * sqrt(0.4 / variance), numer;
1517          */
1518 }
1519
1520 #if 0
1521 float mspercallsum;
1522 float mspercallsstyle;
1523 float mspercallcount;
1524 #endif
1525 void W_SetupProjectileVelocityEx(entity missile, vector dir, vector upDir, float pSpeed, float pUpSpeed, float spread)
1526 {
1527         if(missile.owner == world)
1528                 error("Unowned missile");
1529
1530         dir = dir + upDir * (pUpSpeed / pSpeed);
1531         pSpeed *= vlen(dir);
1532         dir = normalize(dir);
1533
1534 #if 0
1535         if(cvar("g_projectiles_spread_style") != mspercallsstyle)
1536         {
1537                 mspercallsum = mspercallcount = 0;
1538                 mspercallsstyle = cvar("g_projectiles_spread_style");
1539         }
1540         mspercallsum -= gettime(GETTIME_HIRES);
1541 #endif
1542         dir = W_CalculateProjectileSpread(dir, spread);
1543 #if 0
1544         mspercallsum += gettime(GETTIME_HIRES);
1545         mspercallcount += 1;
1546         print("avg: ", ftos(mspercallcount / mspercallsum), " per sec\n");
1547 #endif
1548
1549         missile.velocity = W_CalculateProjectileVelocity(missile.owner.velocity, pSpeed * dir);
1550 }
1551
1552 void W_SetupProjectileVelocity(entity missile, float pSpeed, float spread)
1553 {
1554         W_SetupProjectileVelocityEx(missile, w_shotdir, v_up, pSpeed, 0, spread);
1555 }
1556
1557 #define W_SETUPPROJECTILEVELOCITY_UP(m,s) W_SetupProjectileVelocityEx(m, w_shotdir, v_up, cvar(#s "_speed"), cvar(#s "_speed_up"), cvar(#s "_spread"))
1558 #define W_SETUPPROJECTILEVELOCITY(m,s) W_SetupProjectileVelocityEx(m, w_shotdir, v_up, cvar(#s "_speed"), 0, cvar(#s "_spread"))