data/qcsrc/server/cl_weaponsystem.qc

   1 /*
   2 ===========================================================================
   3
   4   CLIENT WEAPONSYSTEM CODE
   5   Bring back W_Weaponframe
   6
   7 ===========================================================================
   8 */
   9
  10 void W_SwitchWeapon_Force(entity e, float w)
  11 {
  12         e.cnt = e.switchweapon;
  13         e.switchweapon = w;
  14 }
  15
  16 .float antilag_debug;
  17
  18 // VorteX: static frame globals
  19 float WFRAME_DONTCHANGE = -1;
  20 float WFRAME_FIRE1 = 0;
  21 float WFRAME_FIRE2 = 1;
  22 float WFRAME_IDLE = 2;
  23 float WFRAME_RELOAD = 3;
  24 .float wframe;
  25
  26 void(float fr, float t, void() func) weapon_thinkf;
  27
  28 vector w_shotorg;
  29 vector w_shotdir;
  30
  31 // this function calculates w_shotorg and w_shotdir based on the weapon model
  32 // offset, trueaim and antilag, and won't put w_shotorg inside a wall.
  33 // make sure you call makevectors first (FIXME?)
  34 void W_SetupShot(entity ent, float antilag, float recoil, string snd)
  35 {
  36         float nudge = 1; // added to traceline target and subtracted from result
  37         local vector trueaimpoint;
  38         local float oldsolid;
  39         vector vecs;
  40         oldsolid = self.dphitcontentsmask;
  41         self.dphitcontentsmask = DPCONTENTS_SOLID | DPCONTENTS_BODY | DPCONTENTS_CORPSE;
  42         traceline(self.origin + self.view_ofs, self.origin + self.view_ofs + v_forward * MAX_SHOT_DISTANCE, MOVE_NOMONSTERS, self);
  43         trueaimpoint = trace_endpos;
  44
  45         if(ent.weaponentity.movedir_x > 0)
  46         {
  47                 vecs = ent.weaponentity.movedir;
  48                 vecs_y = -vecs_y;
  49         }
  50         else
  51                 vecs = '0 0 0';
  52
  53         if(debug_shotorg != '0 0 0')
  54                 vecs = debug_shotorg;
  55
  56         w_shotorg = ent.origin + ent.view_ofs + v_right * vecs_y + v_up * vecs_z;
  57
  58         // now move the shotorg forward as much as requested if possible
  59         traceline(w_shotorg, w_shotorg + v_forward * (vecs_x + nudge), MOVE_NORMAL, self);
  60         w_shotorg = trace_endpos - v_forward * nudge;
  61         // calculate the shotdir from the chosen shotorg
  62         w_shotdir = normalize(trueaimpoint - w_shotorg);
  63
  64 #if 0
  65         // explanation of g_antilag:
  66         // if client reports it was aiming at a player, and the serverside trace
  67         // says it would miss, change the aim point to the player's new origin,
  68         // but only if the shot at the player's new origin would hit of course
  69         //
  70         // FIXME: a much better method for bullet weapons would be to leave a
  71         // trail of lagged 'ghosts' behind players, and see if the bullet hits the
  72         // ghost corresponding to this player's ping time, and if so it would do
  73         // damage to the real player
  74         if (antilag)
  75         if (self.cursor_trace_ent)                 // client was aiming at someone
  76         if (self.cursor_trace_ent != self)         // just to make sure
  77         if (self.cursor_trace_ent.takedamage)      // and that person is killable
  78         if (self.cursor_trace_ent.classname == "player") // and actually a player
  79         if (cvar("g_antilag") == 1)
  80         {
  81                 // verify that the shot would miss without antilag
  82                 // (avoids an issue where guns would always shoot at their origin)
  83                 traceline(w_shotorg, w_shotorg + w_shotdir * MAX_SHOT_DISTANCE, MOVE_NORMAL, self);
  84                 if (!trace_ent.takedamage)
  85                 {
  86                         // verify that the shot would hit if altered
  87                         traceline(w_shotorg, self.cursor_trace_ent.origin, MOVE_NORMAL, self);
  88                         if (trace_ent == self.cursor_trace_ent)
  89                         {
  90                                 // verify that the shot would hit in the past
  91                                 if(self.antilag_debug)
  92                                         antilag_takeback(self.cursor_trace_ent, time - self.antilag_debug);
  93                                 else
  94                                         antilag_takeback(self.cursor_trace_ent, time - ANTILAG_LATENCY(self));
  95
  96                                 traceline(self.origin + self.view_ofs, self.origin + self.view_ofs + v_forward * MAX_SHOT_DISTANCE, MOVE_NORMAL, self);
  97                                 antilag_restore(self.cursor_trace_ent);
  98
  99                                 if(trace_ent == self.cursor_trace_ent)
 100                                 {
 101                                         // HIT!
 102                                         w_shotdir = normalize(self.cursor_trace_ent.origin - w_shotorg);
 103                                         dprint("ANTILAG HIT for ", self.netname, "\n");
 104                                 }
 105                                 else
 106                                 {
 107                                         // prydon cursor aimbot or odd network conditions
 108                                         dprint("WARNING: antilag ghost trace for ", self.netname, " failed!\n");
 109                                 }
 110
 111                                 if(cvar("developer") >= 2)
 112                                 {
 113                                         vector v, vplus, vel;
 114                                         float X;
 115                                         v     = antilag_takebackorigin(self.cursor_trace_ent, time - (ANTILAG_LATENCY(self)       ));
 116                                         vplus = antilag_takebackorigin(self.cursor_trace_ent, time - (ANTILAG_LATENCY(self) + 0.01));
 117                                         vel = (vplus - v) * (1 / 0.01);
 118                                         // solve: v + X * vel = closest to self.origin + self.view_ofs, v_forward axis
 119                                         v     -= (self.origin + self.view_ofs);
 120                                         // solve: v + X * vel = closest to v_forward axis
 121                                         // project into 2D by subtracting v_forward components:
 122                                         v   -= (v   * v_forward) * v_forward;
 123                                         vel -= (vel * v_forward) * v_forward;
 124                                         // solve: v + X * vel = closest to origin
 125                                         // (v + X * vel)^2 closest to 0
 126                                         // v^2 + 2 * X * (v * vel) + X^2 * vel^2 closest to 0
 127                                         X = -(v * vel) / (vel * vel);
 128                                         dprint("dead center needs adjustment of ", ftos(X), " (that is, ", ftos(ANTILAG_LATENCY(self) + X), " instead of ", ftos(ANTILAG_LATENCY(self)), "\n");
 129                                 }
 130                         }
 131                 }
 132         }
 133 #else
 134         if (antilag)
 135         {
 136                 if (cvar("g_antilag") == 1) // switch to "ghost" if not hitting original
 137                 {
 138                         traceline(w_shotorg, w_shotorg + w_shotdir * MAX_SHOT_DISTANCE, MOVE_NORMAL, self);
 139                         if (!trace_ent.takedamage)
 140                         {
 141                                 traceline_antilag_force (self, w_shotorg, w_shotorg + w_shotdir * MAX_SHOT_DISTANCE, MOVE_NORMAL, self, ANTILAG_LATENCY(self));
 142                                 if (trace_ent.takedamage && trace_ent.classname == "player")
 143                                 {
 144                                         entity e;
 145                                         e = trace_ent;
 146                                         traceline(w_shotorg, e.origin, MOVE_NORMAL, self);
 147                                         if(trace_ent == e)
 148                                                 w_shotdir = normalize(trace_ent.origin - w_shotorg);
 149                                 }
 150                         }
 151                 }
 152                 else if(cvar("g_antilag") == 3) // client side hitscan
 153                 {
 154                         if (self.cursor_trace_ent)                 // client was aiming at someone
 155                         if (self.cursor_trace_ent != self)         // just to make sure
 156                         if (self.cursor_trace_ent.takedamage)      // and that person is killable
 157                         if (self.cursor_trace_ent.classname == "player") // and actually a player
 158                         {
 159                                 // verify that the shot would miss without antilag
 160                                 // (avoids an issue where guns would always shoot at their origin)
 161                                 traceline(w_shotorg, w_shotorg + w_shotdir * MAX_SHOT_DISTANCE, MOVE_NORMAL, self);
 162                                 if (!trace_ent.takedamage)
 163                                 {
 164                                         // verify that the shot would hit if altered
 165                                         traceline(w_shotorg, self.cursor_trace_ent.origin, MOVE_NORMAL, self);
 166                                         if (trace_ent == self.cursor_trace_ent)
 167                                                 w_shotdir = normalize(self.cursor_trace_ent.origin - w_shotorg);
 168                                         else
 169                                                 print("antilag fail\n");
 170                                 }
 171                         }
 172                 }
 173         }
 174 #endif
 175
 176         self.dphitcontentsmask = oldsolid; // restore solid type (generally SOLID_SLIDEBOX)
 177
 178         if (!g_norecoil)
 179                 self.punchangle_x = recoil * -1;
 180
 181         if (snd != "")
 182         {
 183                 sound (self, CHAN_WEAPON, snd, VOL_BASE, ATTN_NORM);
 184         }
 185
 186         if (self.items & IT_STRENGTH)
 187         if (!g_minstagib)
 188                 sound (self, CHAN_AUTO, "weapons/strength_fire.wav", VOL_BASE, ATTN_NORM);
 189 };
 190
 191 void LaserTarget_Think()
 192 {
 193         entity e;
 194         vector offset;
 195         float uselaser;
 196         uselaser = 0;
 197
 198         // list of weapons that will use the laser, and the options that enable it
 199         if(self.owner.laser_on && self.owner.weapon == WEP_ROCKET_LAUNCHER && g_laserguided_missile)
 200                 uselaser = 1;
 201         // example
 202         //if(self.owner.weapon == WEP_ELECTRO && cvar("g_laserguided_electro"))
 203         //      uselaser = 1;
 204
 205
 206
 207         // if a laser-enabled weapon isn't selected, delete any existing laser and quit
 208         if(!uselaser)
 209         {
 210                 // rocket launcher isn't selected, so no laser target.
 211                 if(self.lasertarget != world)
 212                 {
 213                         remove(self.lasertarget);
 214                         self.lasertarget = world;
 215                 }
 216                 return;
 217         }
 218
 219         if(!self.lasertarget)
 220         {
 221                 // we don't have a lasertarget entity, so spawn one
 222                 //bprint("create laser target\n");
 223                 e = self.lasertarget = spawn();
 224                 e.owner = self.owner;                   // Its owner is my owner
 225                 e.classname = "laser_target";
 226                 e.movetype = MOVETYPE_NOCLIP;   // don't touch things
 227                 setmodel(e, "models/laser_dot.mdl");    // what it looks like, precision set below
 228                 e.scale = 1.25;                         // make it larger
 229                 e.alpha = 0.25;                         // transparency
 230                 e.colormod = '255 0 0' * (1/255) * 8;   // change colors
 231                 e.effects = EF_FULLBRIGHT | EF_LOWPRECISION;
 232                 // make it dynamically glow
 233                 // you should avoid over-using this, as it can slow down the player's computer.
 234                 e.glow_color = 251; // red color
 235                 e.glow_size = 12;
 236         }
 237         else
 238                 e = self.lasertarget;
 239
 240         // move the laser dot to where the player is looking
 241
 242         makevectors(self.owner.v_angle); // set v_forward etc to the direction the player is looking
 243         offset = '0 0 26' + v_right*3;
 244         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
 245         setorigin(e, trace_endpos + v_forward*8); // move me to where the traceline ended
 246         if(trace_plane_normal != '0 0 0')
 247                 e.angles = vectoangles(trace_plane_normal);
 248         else
 249                 e.angles = vectoangles(v_forward);
 250 }
 251
 252 float CL_Weaponentity_CustomizeEntityForClient()
 253 {
 254         self.viewmodelforclient = self.owner;
 255         if(other.classname == "spectator")
 256                 if(other.enemy == self.owner)
 257                         self.viewmodelforclient = other;
 258         return TRUE;
 259 }
 260
 261 float qcweaponanimation;
 262 vector weapon_offset = '0 -10 0';
 263 vector weapon_adjust = '10 0 -15';
 264 .vector weapon_morph0origin;
 265 .vector weapon_morph0angles;
 266 .float  weapon_morph0time;
 267 .vector weapon_morph1origin;
 268 .vector weapon_morph1angles;
 269 .float  weapon_morph1time;
 270 .vector weapon_morph2origin;
 271 .vector weapon_morph2angles;
 272 .float  weapon_morph2time;
 273 .vector weapon_morph3origin;
 274 .vector weapon_morph3angles;
 275 .float  weapon_morph3time;
 276 .vector weapon_morph4origin;
 277 .vector weapon_morph4angles;
 278 .float  weapon_morph4time;
 279 .string weaponname;
 280 #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)
 281
 282 /*
 283  * supported formats:
 284  *
 285  * 1. simple animated model, muzzlr flash handling on h_ model:
 286  *    h_tuba.dpm, h_tuba.dpm.animinfo - invisible model controlling the animation
 287  *      tags:
 288  *        shot = muzzle end (shot origin, also used for muzzle flashes)
 289  *        shell = casings ejection point (must be on the right hand side of the gun)
 290  *        weapon = attachment for v_tuba.md3
 291  *    v_tuba.md3 - first and third person model
 292  *    g_tuba.md3 - pickup model
 293  *
 294  * 2. fully animated model, muzzle flash handling on h_ model:
 295  *    h_tuba.dpm, h_tuba.dpm.animinfo - animated first person model
 296  *      tags:
 297  *        shot = muzzle end (shot origin, also used for muzzle flashes)
 298  *        shell = casings ejection point (must be on the right hand side of the gun)
 299  *        handle = corresponding to the origin of v_tuba.md3 (used for muzzle flashes)
 300  *    v_tuba.md3 - third person model
 301  *    g_tuba.md3 - pickup model
 302  *
 303  * 3. fully animated model, muzzle flash handling on v_ model:
 304  *    h_tuba.dpm, h_tuba.dpm.animinfo - animated first person model
 305  *      tags:
 306  *        shot = muzzle end (shot origin)
 307  *        shell = casings ejection point (must be on the right hand side of the gun)
 308  *    v_tuba.md3 - third person model
 309  *      tags:
 310  *        shot = muzzle end (for muzzle flashes)
 311  *    g_tuba.md3 - pickup model
 312  */
 313
 314 void CL_Weaponentity_Think()
 315 {
 316         float tb, v_shot_idx;
 317         self.nextthink = time;
 318         if (intermission_running)
 319                 self.frame = self.anim_idle_x;
 320         if (self.owner.weaponentity != self)
 321         {
 322                 if (self.weaponentity)
 323                         remove(self.weaponentity);
 324                 remove(self);
 325                 return;
 326         }
 327         if (self.owner.deadflag != DEAD_NO)
 328         {
 329                 self.model = "";
 330                 if (self.weaponentity)
 331                         self.weaponentity.model = "";
 332                 return;
 333         }
 334         if (self.cnt != self.owner.weapon || self.dmg != self.owner.modelindex || self.deadflag != self.owner.deadflag)
 335         {
 336                 self.cnt = self.owner.weapon;
 337                 self.dmg = self.owner.modelindex;
 338                 self.deadflag = self.owner.deadflag;
 339
 340                 string animfilename;
 341                 float animfile;
 342                 if (self.owner.weaponname != "")
 343                 {
 344                         // if there is a child entity, hide it until we're sure we use it
 345                         if (self.weaponentity)
 346                                 self.weaponentity.model = "";
 347                         setmodel(self, strcat("models/weapons/v_", self.owner.weaponname, ".md3")); // precision set below
 348                         v_shot_idx = gettagindex(self, "shot"); // used later
 349                         if(!qcweaponanimation)
 350                         {
 351                                 setmodel(self, strcat("models/weapons/h_", self.owner.weaponname, ".dpm")); // precision set below
 352                                 animfilename = strcat("models/weapons/h_", self.owner.weaponname, ".dpm.animinfo");
 353                                 animfile = fopen(animfilename, FILE_READ);
 354                                 // preset some defaults that work great for renamed zym files (which don't need an animinfo)
 355                                 self.anim_fire1  = '0 1 0.01';
 356                                 self.anim_fire2  = '1 1 0.01';
 357                                 self.anim_idle   = '2 1 0.01';
 358                                 self.anim_reload = '3 1 0.01';
 359                                 if (animfile >= 0)
 360                                 {
 361                                         animparseerror = FALSE;
 362                                         self.anim_fire1  = animparseline(animfile);
 363                                         self.anim_fire2  = animparseline(animfile);
 364                                         self.anim_idle   = animparseline(animfile);
 365                                         self.anim_reload = animparseline(animfile);
 366                                         fclose(animfile);
 367                                         if (animparseerror)
 368                                                 print("Parse error in ", animfilename, ", some player animations are broken\n");
 369                                 }
 370
 371                                 // if we have a "weapon" tag, let's attach the v_ model to it ("invisible hand" style model)
 372                                 // if we don't, this is a "real" animated model
 373                                 if(gettagindex(self, "weapon"))
 374                                 {
 375                                         if (!self.weaponentity)
 376                                                 self.weaponentity = spawn();
 377                                         setmodel(self.weaponentity, strcat("models/weapons/v_", self.owner.weaponname, ".md3")); // precision does not matter
 378                                         setattachment(self.weaponentity, self, "weapon");
 379                                 }
 380                                 else
 381                                 {
 382                                         if(self.weaponentity)
 383                                                 remove(self.weaponentity);
 384                                         self.weaponentity = world;
 385                                 }
 386                         }
 387                 }
 388                 else
 389                 {
 390                         self.model = "";
 391                         if(self.weaponentity)
 392                                 remove(self.weaponentity);
 393                         self.weaponentity = world;
 394                 }
 395
 396                 if(qcweaponanimation)
 397                 {
 398                         self.angles = '0 0 0';
 399                         makevectors(self.angles_x * '-1 0 0' + self.angles_y * '0 1 0' + self.angles_z * '0 0 1');
 400                         self.movedir = weapon_offset_x * v_forward - weapon_offset_y * v_right + weapon_offset_z * v_up + weapon_adjust;
 401                         self.movedir_x += 32;
 402                         self.spawnorigin = self.movedir;
 403                         // oldorigin - not calculated here
 404                 }
 405                 else
 406                 {
 407                         self.origin = '0 0 0';
 408                         self.angles = '0 0 0';
 409                         self.frame = 0;
 410                         self.viewmodelforclient = world;
 411
 412                         float idx;
 413                         idx = gettagindex(self, "shot");
 414                         if(idx)
 415                         {
 416                                 self.movedir = gettaginfo(self, idx);
 417                         }
 418                         else
 419                         {
 420                                 print("WARNING: weapon model ", self.model, " does not support the 'shot' tag, will display shots TOTALLY wrong\n");
 421                                 self.movedir = '0 0 0';
 422                         }
 423
 424                         idx = gettagindex(self, "shell");
 425                         if(idx)
 426                         {
 427                                 self.spawnorigin = gettaginfo(self, idx);
 428                         }
 429                         else
 430                         {
 431                                 print("WARNING: weapon model ", self.model, " does not support the 'shell' tag, will display casings wrong\n");
 432                                 self.spawnorigin = self.movedir;
 433                         }
 434
 435                         if(v_shot_idx)
 436                         {
 437                                 self.oldorigin = '0 0 0';
 438                         }
 439                         else
 440                         {
 441                                 if(self.weaponentity)
 442                                         idx = gettagindex(self, "weapon");
 443                                 else
 444                                         idx = gettagindex(self, "handle");
 445                                 if(idx)
 446                                 {
 447                                         self.oldorigin = self.movedir - gettaginfo(self, idx);
 448                                 }
 449                                 else
 450                                 {
 451                                         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");
 452                                         self.oldorigin = '0 0 0'; // there is no way to recover from this
 453                                 }
 454                         }
 455
 456                         self.viewmodelforclient = self.owner;
 457                 }
 458
 459                 self.view_ofs = '0 0 0';
 460
 461                 if(self.movedir_x >= 0)
 462                 {
 463                         vector v0;
 464                         v0 = self.movedir;
 465                         self.movedir = shotorg_adjust(v0, FALSE, FALSE);
 466                         self.view_ofs = shotorg_adjust(v0, FALSE, TRUE) - v0;
 467                 }
 468
 469                 self.spawnorigin += self.view_ofs; // offset the casings origin by the same amount
 470
 471                 // check if an instant weapon switch occurred
 472                 if (qcweaponanimation)
 473                 {
 474                         if (self.state == WS_READY)
 475                         {
 476                                 self.angles = '0 0 0';
 477                                 makevectors(self.angles_x * '-1 0 0' + self.angles_y * '0 1 0' + self.angles_z * '0 0 1');
 478                                 setorigin(self, QCWEAPONANIMATION_ORIGIN(self));
 479                         }
 480                 }
 481                 else
 482                         setorigin(self, self.view_ofs);
 483                 // reset animstate now
 484                 self.wframe = WFRAME_IDLE;
 485                 self.weapon_morph0time = 0;
 486                 self.weapon_morph1time = 0;
 487                 self.weapon_morph2time = 0;
 488                 self.weapon_morph3time = 0;
 489                 self.weapon_morph4time = 0;
 490                 setanim(self, self.anim_idle, TRUE, FALSE, TRUE);
 491         }
 492
 493         tb = (self.effects & EF_TELEPORT_BIT);
 494         self.effects = self.owner.effects & EFMASK_CHEAP;
 495         self.effects &~= EF_LOWPRECISION;
 496         self.effects &~= EF_FULLBRIGHT; // can mask team color, so get rid of it
 497         self.effects &~= EF_TELEPORT_BIT;
 498         self.effects |= tb;
 499
 500         if(self.owner.alpha != 0)
 501                 self.alpha = self.owner.alpha;
 502         else
 503                 self.alpha = 1;
 504
 505         self.colormap = self.owner.colormap;
 506         if (self.weaponentity)
 507         {
 508                 self.weaponentity.effects = self.effects;
 509                 self.weaponentity.alpha = self.alpha;
 510                 self.weaponentity.colormap = self.colormap;
 511         }
 512
 513         self.angles = '0 0 0';
 514         local float f;
 515         f = 0;
 516         if (self.state == WS_RAISE)
 517         {
 518                 f = (self.owner.weapon_nextthink - time) / cvar("g_balance_weaponswitchdelay");
 519                 self.angles_x = -90 * f * f;
 520                 if (qcweaponanimation)
 521                 {
 522                         makevectors(self.angles_x * '-1 0 0' + self.angles_y * '0 1 0' + self.angles_z * '0 0 1');
 523                         setorigin(self, QCWEAPONANIMATION_ORIGIN(self));
 524                 }
 525         }
 526         else if (self.state == WS_DROP)
 527         {
 528                 f = 1 - (self.owner.weapon_nextthink - time) / cvar("g_balance_weaponswitchdelay");
 529                 self.angles_x = -90 * f * f;
 530                 if (qcweaponanimation)
 531                 {
 532                         makevectors(self.angles_x * '-1 0 0' + self.angles_y * '0 1 0' + self.angles_z * '0 0 1');
 533                         setorigin(self, QCWEAPONANIMATION_ORIGIN(self));
 534                 }
 535         }
 536         else if (self.state == WS_CLEAR)
 537         {
 538                 f = 1;
 539                 self.angles_x = -90 * f * f;
 540                 if (qcweaponanimation)
 541                 {
 542                         makevectors(self.angles_x * '-1 0 0' + self.angles_y * '0 1 0' + self.angles_z * '0 0 1');
 543                         setorigin(self, QCWEAPONANIMATION_ORIGIN(self));
 544                 }
 545         }
 546         else if (qcweaponanimation && time < self.owner.weapon_morph1time)
 547         {
 548                 f = (time - self.owner.weapon_morph0time) / (self.owner.weapon_morph1time - self.owner.weapon_morph0time);
 549                 f = 1 - pow(1 - f, 3);
 550                 self.angles = self.owner.weapon_morph0angles * (1 - f) + self.owner.weapon_morph1angles * f;
 551                 setorigin(self, self.owner.weapon_morph0origin * (1 - f) + self.owner.weapon_morph1origin * f);
 552         }
 553         else if (qcweaponanimation && time < self.owner.weapon_morph2time)
 554         {
 555                 f = (time - self.owner.weapon_morph1time) / (self.owner.weapon_morph2time - self.owner.weapon_morph1time);
 556                 f = 1 - pow(1 - f, 3);
 557                 self.angles = self.owner.weapon_morph1angles * (1 - f) + self.owner.weapon_morph2angles * f;
 558                 setorigin(self, self.owner.weapon_morph1origin * (1 - f) + self.owner.weapon_morph2origin * f);
 559         }
 560         else if (qcweaponanimation && time < self.owner.weapon_morph3time)
 561         {
 562                 f = (time - self.owner.weapon_morph2time) / (self.owner.weapon_morph3time - self.owner.weapon_morph2time);
 563                 f = 1 - pow(1 - f, 3);
 564                 self.angles = self.owner.weapon_morph2angles * (1 - f) + self.owner.weapon_morph3angles * f;
 565                 setorigin(self, self.owner.weapon_morph2origin * (1 - f) + self.owner.weapon_morph3origin * f);
 566         }
 567         else if (qcweaponanimation && time < self.owner.weapon_morph4time)
 568         {
 569                 f = (time - self.owner.weapon_morph3time) / (self.owner.weapon_morph4time - self.owner.weapon_morph3time);
 570                 f = 1 - pow(1 - f, 3);
 571                 self.angles = self.owner.weapon_morph3angles * (1 - f) + self.owner.weapon_morph4angles * f;
 572                 setorigin(self, self.owner.weapon_morph3origin * (1 - f) + self.owner.weapon_morph4origin * f);
 573         }
 574         else if (qcweaponanimation)
 575         {
 576                 // begin a new idle morph
 577                 self.owner.weapon_morph0time   = time;
 578                 self.owner.weapon_morph0angles = self.angles;
 579                 self.owner.weapon_morph0origin = self.origin;
 580
 581                 float r;
 582                 float t;
 583
 584                 r = random();
 585                 if (r < 0.1)
 586                 {
 587                         // turn gun to the left to look at it
 588                         t = 2;
 589                         self.owner.weapon_morph1time   = time + t * 0.2;
 590                         self.owner.weapon_morph1angles = randomvec() * 3 + '-5 30 0';
 591                         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');
 592                         self.owner.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self);
 593
 594                         self.owner.weapon_morph2time   = time + t * 0.6;
 595                         self.owner.weapon_morph2angles = randomvec() * 3 + '-5 30 0';
 596                         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');
 597                         self.owner.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self);
 598
 599                         self.owner.weapon_morph3time   = time + t;
 600                         self.owner.weapon_morph3angles = '0 0 0';
 601                         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');
 602                         self.owner.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self);
 603                 }
 604                 else if (r < 0.2)
 605                 {
 606                         // raise the gun a bit
 607                         t = 2;
 608                         self.owner.weapon_morph1time   = time + t * 0.2;
 609                         self.owner.weapon_morph1angles = randomvec() * 3 + '30 -10 0';
 610                         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');
 611                         self.owner.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self);
 612
 613                         self.owner.weapon_morph2time   = time + t * 0.5;
 614                         self.owner.weapon_morph2angles = randomvec() * 3 + '30 -10 5';
 615                         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');
 616                         self.owner.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self);
 617
 618                         self.owner.weapon_morph3time   = time + t;
 619                         self.owner.weapon_morph3angles = '0 0 0';
 620                         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');
 621                         self.owner.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self);
 622                 }
 623                 else if (r < 0.3)
 624                 {
 625                         // tweak it a bit
 626                         t = 5;
 627                         self.owner.weapon_morph1time   = time + t * 0.3;
 628                         self.owner.weapon_morph1angles = randomvec() * 6;
 629                         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');
 630                         self.owner.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self);
 631
 632                         self.owner.weapon_morph2time   = time + t * 0.7;
 633                         self.owner.weapon_morph2angles = randomvec() * 6;
 634                         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');
 635                         self.owner.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self);
 636
 637                         self.owner.weapon_morph3time   = time + t;
 638                         self.owner.weapon_morph3angles = '0 0 0';
 639                         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');
 640                         self.owner.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self);
 641                 }
 642                 else
 643                 {
 644                         // hold it mostly steady
 645                         t = random() * 6 + 4;
 646                         self.owner.weapon_morph1time   = time + t * 0.2;
 647                         self.owner.weapon_morph1angles = randomvec() * 1;
 648                         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');
 649                         self.owner.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self);
 650
 651                         self.owner.weapon_morph2time   = time + t * 0.5;
 652                         self.owner.weapon_morph2angles = randomvec() * 1;
 653                         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');
 654                         self.owner.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self);
 655
 656                         self.owner.weapon_morph3time   = time + t * 0.7;
 657                         self.owner.weapon_morph3angles = randomvec() * 1;
 658                         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');
 659                         self.owner.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self);
 660                 }
 661
 662                 self.owner.weapon_morph4time   = time + t;
 663                 self.owner.weapon_morph4angles = '0 0 0';
 664                 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');
 665                 self.owner.weapon_morph4origin = QCWEAPONANIMATION_ORIGIN(self);
 666
 667         }
 668
 669         // create or update the lasertarget entity
 670         LaserTarget_Think();
 671 };
 672
 673 void CL_ExteriorWeaponentity_Think()
 674 {
 675         float tag_found;
 676         self.nextthink = time;
 677         if (self.owner.exteriorweaponentity != self)
 678         {
 679                 remove(self);
 680                 return;
 681         }
 682         if (self.owner.deadflag != DEAD_NO)
 683         {
 684                 self.model = "";
 685                 return;
 686         }
 687         if (self.cnt != self.owner.weapon || self.dmg != self.owner.modelindex || self.deadflag != self.owner.deadflag)
 688         {
 689                 self.cnt = self.owner.weapon;
 690                 self.dmg = self.owner.modelindex;
 691                 self.deadflag = self.owner.deadflag;
 692                 if (self.owner.weaponname != "")
 693                         setmodel(self, strcat("models/weapons/v_", self.owner.weaponname, ".md3")); // precision set below
 694                 else
 695                         self.model = "";
 696
 697                 if((tag_found = gettagindex(self.owner, "tag_weapon")))
 698                 {
 699                         self.tag_index = tag_found;
 700                         self.tag_entity = self.owner;
 701                 }
 702                 else
 703                         setattachment(self, self.owner, "bip01 r hand");
 704
 705                 // if that didn't find a tag, hide the exterior weapon model
 706                 if (!self.tag_index)
 707                         self.model = "";
 708         }
 709         self.effects = self.owner.effects | EF_LOWPRECISION;
 710         self.effects = self.effects & EFMASK_CHEAP; // eat performance
 711         if(self.owner.alpha != 0)
 712                 self.alpha = self.owner.alpha;
 713         else
 714                 self.alpha = 1;
 715
 716         self.colormap = self.owner.colormap;
 717 };
 718
 719 // spawning weaponentity for client
 720 void CL_SpawnWeaponentity()
 721 {
 722         self.weaponentity = spawn();
 723         self.weaponentity.classname = "weaponentity";
 724         self.weaponentity.solid = SOLID_NOT;
 725         self.weaponentity.owner = self;
 726         setmodel(self.weaponentity, ""); // precision set when changed
 727         self.weaponentity.origin = '0 0 0';
 728         self.weaponentity.angles = '0 0 0';
 729         self.weaponentity.viewmodelforclient = self;
 730         self.weaponentity.flags = 0;
 731         self.weaponentity.think = CL_Weaponentity_Think;
 732         self.weaponentity.customizeentityforclient = CL_Weaponentity_CustomizeEntityForClient;
 733         self.weaponentity.nextthink = time;
 734
 735         self.exteriorweaponentity = spawn();
 736         self.exteriorweaponentity.classname = "exteriorweaponentity";
 737         self.exteriorweaponentity.solid = SOLID_NOT;
 738         self.exteriorweaponentity.exteriorweaponentity = self.exteriorweaponentity;
 739         self.exteriorweaponentity.owner = self;
 740         self.exteriorweaponentity.origin = '0 0 0';
 741         self.exteriorweaponentity.angles = '0 0 0';
 742         self.exteriorweaponentity.think = CL_ExteriorWeaponentity_Think;
 743         self.exteriorweaponentity.nextthink = time;
 744 };
 745
 746 .float hasweapon_complain_spam;
 747
 748 float client_hasweapon(entity cl, float wpn, float andammo, float complain)
 749 {
 750         local float weaponbit, f;
 751         local entity oldself;
 752
 753         if(time < self.hasweapon_complain_spam)
 754                 complain = 0;
 755         if(complain)
 756                 self.hasweapon_complain_spam = time + 0.2;
 757
 758         if (wpn < WEP_FIRST || wpn > WEP_LAST)
 759         {
 760                 if (complain)
 761                         sprint(self, "Invalid weapon\n");
 762                 return FALSE;
 763         }
 764         weaponbit = W_WeaponBit(wpn);
 765         if (cl.weapons & weaponbit)
 766         {
 767                 if (andammo)
 768                 {
 769                         if(cl.items & IT_UNLIMITED_WEAPON_AMMO)
 770                         {
 771                                 f = 1;
 772                         }
 773                         else
 774                         {
 775                                 oldself = self;
 776                                 self = cl;
 777                                 f = weapon_action(wpn, WR_CHECKAMMO1);
 778                                 f = f + weapon_action(wpn, WR_CHECKAMMO2);
 779                                 self = oldself;
 780                         }
 781                         if (!f)
 782                         {
 783                                 if (complain)
 784                                         sprint(cl, strcat("You don't have any ammo for the ^2", W_Name(wpn), "\n"));
 785                                 return FALSE;
 786                         }
 787                 }
 788                 return TRUE;
 789         }
 790         if (complain)
 791         {
 792                 // DRESK - 3/16/07
 793                 // Report Proper Weapon Status / Modified Weapon Ownership Message
 794                 if(weaponsInMap & weaponbit)
 795                 {
 796                         sprint(cl, strcat("You do not have the ^2", W_Name(wpn), "\n") );
 797
 798                         if(cvar("g_showweaponspawns"))
 799                         {
 800                                 entity e;
 801                                 string s;
 802
 803                                 e = get_weaponinfo(wpn);
 804                                 s = e.model2;
 805
 806                                 for(e = world; (e = findfloat(e, weapons, weaponbit)); )
 807                                 {
 808                                         if(e.classname == "droppedweapon")
 809                                                 continue;
 810                                         if not(e.flags & FL_ITEM)
 811                                                 continue;
 812                                         WaypointSprite_Spawn(
 813                                                 s,
 814                                                 1, 0,
 815                                                 world, e.origin,
 816                                                 self, 0,
 817                                                 world, enemy,
 818                                                 0
 819                                         );
 820                                 }
 821                         }
 822                 }
 823                 else
 824                         sprint(cl, strcat("The ^2", W_Name(wpn), "^7 is ^1NOT AVAILABLE^7 in this map\n") );
 825         }
 826         return FALSE;
 827 };
 828
 829 // Weapon subs
 830 void w_clear()
 831 {
 832         if (self.weapon != -1)
 833                 self.weapon = 0;
 834         if (self.weaponentity)
 835         {
 836                 self.weaponentity.state = WS_CLEAR;
 837                 self.weaponentity.effects = 0;
 838         }
 839 };
 840
 841 void w_ready()
 842 {
 843         if (self.weaponentity)
 844                 self.weaponentity.state = WS_READY;
 845         weapon_thinkf(WFRAME_IDLE, 1000000, w_ready);
 846 };
 847
 848 // Setup weapon for client (after this raise frame will be launched)
 849 void weapon_setup(float windex)
 850 {
 851         entity e;
 852         qcweaponanimation = cvar("sv_qcweaponanimation");
 853         e = get_weaponinfo(windex);
 854         self.items &~= IT_AMMO;
 855         self.items = self.items | e.items;
 856
 857         // the two weapon entities will notice this has changed and update their models
 858         self.weapon = windex;
 859         self.weaponname = e.mdl;
 860         self.bulletcounter = 0;
 861 };
 862
 863 // perform weapon to attack (weaponstate and attack_finished check is here)
 864 .float race_penalty;
 865 float weapon_prepareattack(float secondary, float attacktime)
 866 {
 867         //if sv_ready_restart_after_countdown is set, don't allow the player to shoot
 868         //if all players readied up and the countdown is running
 869         if (cvar("sv_ready_restart_after_countdown"))
 870                 if(time < game_starttime || time < self.race_penalty) {
 871                         return FALSE;
 872                 }
 873
 874         if not(self.items & IT_UNLIMITED_WEAPON_AMMO)
 875         if (!weapon_action(self.weapon, WR_CHECKAMMO1 + secondary))
 876         {
 877                 W_SwitchWeapon_Force(self, w_getbestweapon(self));
 878                 return FALSE;
 879         }
 880
 881         if (timeoutStatus == 2) //don't allow the player to shoot while game is paused
 882                 return FALSE;
 883
 884         // do not even think about shooting if switching
 885         if(self.switchweapon != self.weapon)
 886                 return FALSE;
 887
 888         // don't fire if previous attack is not finished
 889         if(attacktime >= 0)
 890                 if (ATTACK_FINISHED(self) > time + frametime * 0.5)
 891                         return FALSE;
 892         // don't fire while changing weapon
 893         if (self.weaponentity.state != WS_READY)
 894                 return FALSE;
 895         self.weaponentity.state = WS_INUSE;
 896
 897         self.spawnshieldtime = min(self.spawnshieldtime, time); // kill spawn shield when you fire
 898
 899         // if the weapon hasn't been firing continuously, reset the timer
 900         if(attacktime >= 0)
 901         {
 902                 if (ATTACK_FINISHED(self) < time - frametime * 1.5)
 903                 {
 904                         ATTACK_FINISHED(self) = time;
 905                         //dprint("resetting attack finished to ", ftos(time), "\n");
 906                 }
 907                 ATTACK_FINISHED(self) = ATTACK_FINISHED(self) + attacktime;
 908         }
 909         self.bulletcounter += 1;
 910         //dprint("attack finished ", ftos(ATTACK_FINISHED(self)), "\n");
 911         return TRUE;
 912 };
 913
 914 void weapon_thinkf(float fr, float t, void() func)
 915 {
 916         vector a;
 917         vector of, or, ou;
 918         float restartanim;
 919
 920         if(fr == WFRAME_DONTCHANGE)
 921         {
 922                 fr = self.weaponentity.wframe;
 923                 restartanim = FALSE;
 924         }
 925         else if (fr == WFRAME_IDLE)
 926                 restartanim = FALSE;
 927         else
 928                 restartanim = TRUE;
 929
 930         of = v_forward;
 931         or = v_right;
 932         ou = v_up;
 933
 934         if (self.weaponentity)
 935         {
 936                 self.weaponentity.wframe = fr;
 937                 if (qcweaponanimation)
 938                 {
 939                         if (fr != WFRAME_IDLE)
 940                         {
 941                                 self.weapon_morph0time = time;
 942                                 self.weapon_morph0angles = self.weaponentity.angles;
 943                                 self.weapon_morph0origin = self.weaponentity.origin;
 944
 945                                 self.weapon_morph1angles = '0 0 0';
 946                                 self.weapon_morph1time = time + t;
 947                                 makevectors(self.weapon_morph1angles_x * '-1 0 0' + self.weapon_morph1angles_y * '0 1 0' + self.weapon_morph1angles_z * '0 0 1');
 948                                 self.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
 949
 950                                 self.weapon_morph2angles = '0 0 0';
 951                                 self.weapon_morph2time = time + t;
 952                                 makevectors(self.weapon_morph2angles_x * '-1 0 0' + self.weapon_morph2angles_y * '0 1 0' + self.weapon_morph2angles_z * '0 0 1');
 953                                 self.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
 954
 955                                 self.weapon_morph3angles = '0 0 0';
 956                                 self.weapon_morph3time = time + t;
 957                                 makevectors(self.weapon_morph3angles_x * '-1 0 0' + self.weapon_morph3angles_y * '0 1 0' + self.weapon_morph3angles_z * '0 0 1');
 958                                 self.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
 959
 960                                 self.weapon_morph4angles = '0 0 0';
 961                                 self.weapon_morph4time = time + t;
 962                                 makevectors(self.weapon_morph4angles_x * '-1 0 0' + self.weapon_morph4angles_y * '0 1 0' + self.weapon_morph4angles_z * '0 0 1');
 963                                 self.weapon_morph4origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
 964
 965                                 if (fr == WFRAME_FIRE1)
 966                                 {
 967                                         self.weapon_morph1angles = '5 0 0';
 968                                         self.weapon_morph1time = time + t * 0.1;
 969                                         makevectors(self.weapon_morph1angles_x * '-1 0 0' + self.weapon_morph1angles_y * '0 1 0' + self.weapon_morph1angles_z * '0 0 1');
 970                                         self.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
 971                                         self.weapon_morph4time = time + t + 1; // delay idle effect
 972                                 }
 973                                 else if (fr == WFRAME_FIRE2)
 974                                 {
 975                                         self.weapon_morph1angles = '10 0 0';
 976                                         self.weapon_morph1time = time + t * 0.1;
 977                                         makevectors(self.weapon_morph1angles_x * '-1 0 0' + self.weapon_morph1angles_y * '0 1 0' + self.weapon_morph1angles_z * '0 0 1');
 978                                         self.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
 979                                         self.weapon_morph4time = time + t + 1; // delay idle effect
 980                                 }
 981                                 else if (fr == WFRAME_RELOAD)
 982                                 {
 983                                         self.weapon_morph1time = time + t * 0.05;
 984                                         self.weapon_morph1angles = '-10 40 0';
 985                                         makevectors(self.weapon_morph1angles_x * '-1 0 0' + self.weapon_morph1angles_y * '0 1 0' + self.weapon_morph1angles_z * '0 0 1');
 986                                         self.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
 987
 988                                         self.weapon_morph2time = time + t * 0.15;
 989                                         self.weapon_morph2angles = '-10 40 5';
 990                                         makevectors(self.weapon_morph2angles_x * '-1 0 0' + self.weapon_morph2angles_y * '0 1 0' + self.weapon_morph2angles_z * '0 0 1');
 991                                         self.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
 992
 993                                         self.weapon_morph3time = time + t * 0.25;
 994                                         self.weapon_morph3angles = '-10 40 0';
 995                                         makevectors(self.weapon_morph3angles_x * '-1 0 0' + self.weapon_morph3angles_y * '0 1 0' + self.weapon_morph3angles_z * '0 0 1');
 996                                         self.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
 997                                 }
 998                         }
 999                 }
1000                 else
1001                 {
1002                         if (fr == WFRAME_IDLE)
1003                                 a = self.weaponentity.anim_idle;
1004                         else if (fr == WFRAME_FIRE1)
1005                                 a = self.weaponentity.anim_fire1;
1006                         else if (fr == WFRAME_FIRE2)
1007                                 a = self.weaponentity.anim_fire2;
1008                         else if (fr == WFRAME_RELOAD)
1009                                 a = self.weaponentity.anim_reload;
1010                         setanim(self.weaponentity, a, restartanim == FALSE, restartanim, restartanim);
1011                 }
1012
1013                 if(restartanim)
1014                 {
1015                         BITXOR_ASSIGN(self.weaponentity.effects, EF_TELEPORT_BIT);
1016                 }
1017         }
1018
1019         v_forward = of;
1020         v_right = or;
1021         v_up = ou;
1022
1023         if(self.weapon_think == w_ready && func != w_ready && self.weaponentity.state == WS_RAISE)
1024         {
1025                 backtrace("Tried to override initial weapon think function - should this really happen?");
1026         }
1027
1028         if(g_runematch)
1029         {
1030                 if(self.runes & RUNE_SPEED)
1031                 {
1032                         if(self.runes & CURSE_SLOW)
1033                                 t = t * cvar("g_balance_rune_speed_combo_atkrate");
1034                         else
1035                                 t = t * cvar("g_balance_rune_speed_atkrate");
1036                 }
1037                 else if(self.runes & CURSE_SLOW)
1038                 {
1039                         t = t * cvar("g_balance_curse_slow_atkrate");
1040                 }
1041         }
1042
1043         // VorteX: haste can be added here
1044         if (self.weapon_think == w_ready)
1045         {
1046                 self.weapon_nextthink = time;
1047                 //dprint("started firing at ", ftos(time), "\n");
1048         }
1049         if (self.weapon_nextthink < time - frametime * 1.5 || self.weapon_nextthink > time + frametime * 1.5)
1050         {
1051                 self.weapon_nextthink = time;
1052                 //dprint("reset weapon animation timer at ", ftos(time), "\n");
1053         }
1054         self.weapon_nextthink = self.weapon_nextthink + t;
1055         self.weapon_think = func;
1056         //dprint("next ", ftos(self.weapon_nextthink), "\n");
1057
1058         if (restartanim)
1059         if (t)
1060         if (!self.crouch) // shoot anim stands up, this looks bad
1061         {
1062                 local vector anim;
1063                 anim = self.anim_shoot;
1064                 anim_z = anim_y / t;
1065                 setanim(self, anim, FALSE, TRUE, TRUE);
1066         }
1067 };
1068
1069 void weapon_boblayer1(float spd, vector org)
1070 {
1071         // VorteX: haste can be added here
1072 };
1073
1074 vector W_CalculateProjectileVelocity(vector pvelocity, vector mvelocity)
1075 {
1076         vector mdirection;
1077         float mspeed;
1078         float outspeed;
1079         float nstyle;
1080         vector outvelocity;
1081
1082         mdirection = normalize(mvelocity);
1083         mspeed = vlen(mvelocity);
1084
1085         nstyle = cvar("g_projectiles_newton_style");
1086         if(nstyle == 0)
1087         {
1088                 // absolute velocity
1089                 outvelocity = mvelocity;
1090         }
1091         else if(nstyle == 1)
1092         {
1093                 // true Newtonian projectiles
1094                 outvelocity = pvelocity + mvelocity;
1095         }
1096         else if(nstyle == 2)
1097         {
1098                 // true Newtonian projectiles with automatic aim adjustment
1099                 //
1100                 // solve: |outspeed * mdirection - pvelocity| = mspeed
1101                 // outspeed^2 - 2 * outspeed * (mdirection * pvelocity) + pvelocity^2 - mspeed^2 = 0
1102                 // outspeed = (mdirection * pvelocity) +- sqrt((mdirection * pvelocity)^2 - pvelocity^2 + mspeed^2)
1103                 // PLUS SIGN!
1104                 // not defined?
1105                 // then...
1106                 // pvelocity^2 - (mdirection * pvelocity)^2 > mspeed^2
1107                 // velocity without mdirection component > mspeed
1108                 // fire at smallest possible mspeed that works?
1109                 // |(mdirection * pvelocity) * pvelocity - pvelocity| = mspeed
1110
1111                 vector solution;
1112                 solution = solve_quadratic(1, -2 * (mdirection * pvelocity), pvelocity * pvelocity - mspeed * mspeed);
1113                 if(solution_z)
1114                         outspeed = solution_y; // the larger one
1115                 else
1116                 {
1117                         //outspeed = 0; // slowest possible shot
1118                         outspeed = solution_x; // the real part (that is, the average!)
1119                         //dprint("impossible shot, adjusting\n");
1120                 }
1121
1122                 outspeed = bound(mspeed * 0.7, outspeed, mspeed * 5.0);
1123                 outvelocity = mdirection * outspeed;
1124         }
1125         else if(nstyle == 3)
1126         {
1127                 // pseudo-Newtonian:
1128                 outspeed = mspeed + mdirection * pvelocity;
1129                 outspeed = bound(mspeed * 0.7, outspeed, mspeed * 5.0);
1130                 outvelocity = mdirection * outspeed;
1131         }
1132         else if(nstyle == 4)
1133         {
1134                 // tZorkian:
1135                 outspeed = mspeed + vlen(pvelocity);
1136                 outvelocity = mdirection * outspeed;
1137         }
1138         else
1139                 error("g_projectiles_newton_style must be 0 (absolute), 1 (Newtonian), 2 (Newtonian + aimfix), 3 (pseudo Newtonian) or 4 (tZorkian)!");
1140
1141         return outvelocity;
1142 }
1143
1144 void W_SetupProjectileVelocity(entity missile)
1145 {
1146         if(missile.owner == world)
1147                 error("Unowned missile");
1148
1149         missile.velocity = W_CalculateProjectileVelocity(missile.owner.velocity, missile.velocity);
1150 }
1151
1152 void W_AttachToShotorg(entity flash, vector offset)
1153 {
1154         entity xflash;
1155         flash.owner = self;
1156         flash.angles_z = random() * 360;
1157         if(qcweaponanimation)
1158         {
1159                 setorigin(flash, w_shotorg + w_shotdir * 50);
1160                 flash.angles = vectoangles(w_shotdir);
1161                 flash.angles_z = random() * 360;
1162         }
1163         else
1164         {
1165                 setattachment(flash, self.weaponentity, "shot");
1166                 setorigin(flash, offset);
1167
1168                 xflash = spawn();
1169                 copyentity(flash, xflash);
1170
1171                 flash.viewmodelforclient = self;
1172
1173                 if(self.weaponentity.oldorigin_x > 0)
1174                 {
1175                         setattachment(xflash, self.exteriorweaponentity, "");
1176                         setorigin(xflash, self.weaponentity.oldorigin + offset);
1177                 }
1178                 else
1179                 {
1180                         setattachment(xflash, self.exteriorweaponentity, "shot");
1181                 }
1182         }
1183 }