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         e.selectweapon = w;
  40 }
  41
  42 .float antilag_debug;
  43
  44 // VorteX: static frame globals
  45 float WFRAME_DONTCHANGE = -1;
  46 float WFRAME_FIRE1 = 0;
  47 float WFRAME_FIRE2 = 1;
  48 float WFRAME_IDLE = 2;
  49 float WFRAME_RELOAD = 3;
  50 .float wframe;
  51
  52 void(float fr, float t, void() func) weapon_thinkf;
  53
  54 vector W_HitPlotUnnormalizedUntransform(vector screenforward, vector screenright, vector screenup, vector v)
  55 {
  56         vector ret;
  57         ret_x = screenright * v;
  58         ret_y = screenup * v;
  59         ret_z = screenforward * v;
  60         return ret;
  61 }
  62
  63 vector W_HitPlotNormalizedUntransform(vector org, entity targ, vector screenforward, vector screenright, vector screenup, vector v)
  64 {
  65         float i, j, k;
  66         vector mi, ma, thisv, myv, ret;
  67
  68         myv = W_HitPlotUnnormalizedUntransform(screenforward, screenright, screenup, org);
  69
  70         // x = 0..1 relative to hitbox; y = 0..1 relative to hitbox; z = distance
  71
  72         for(i = 0; i < 2; ++i) for(j = 0; j < 2; ++j) for(k = 0; k < 2; ++k)
  73         {
  74                 thisv = targ.origin;
  75                 if(i) thisv_x += targ.maxs_x; else thisv_x += targ.mins_x;
  76                 if(j) thisv_y += targ.maxs_y; else thisv_y += targ.mins_y;
  77                 if(k) thisv_z += targ.maxs_z; else thisv_z += targ.mins_z;
  78                 thisv = W_HitPlotUnnormalizedUntransform(screenforward, screenright, screenup, thisv);
  79                 if(i || j || k)
  80                 {
  81                         if(mi_x > thisv_x) mi_x = thisv_x; if(ma_x < thisv_x) ma_x = thisv_x;
  82                         if(mi_y > thisv_y) mi_y = thisv_y; if(ma_y < thisv_y) ma_y = thisv_y;
  83                         //if(mi_z > thisv_z) mi_z = thisv_z; if(ma_z < thisv_z) ma_y = thisv_z;
  84                 }
  85                 else
  86                 {
  87                         // first run
  88                         mi = ma = thisv;
  89                 }
  90         }
  91
  92         thisv = W_HitPlotUnnormalizedUntransform(screenforward, screenright, screenup, v);
  93         ret_x = (thisv_x - mi_x) / (ma_x - mi_x);
  94         ret_y = (thisv_y - mi_y) / (ma_y - mi_y);
  95         ret_z = thisv_z - myv_z;
  96         return ret;
  97 }
  98
  99 void W_HitPlotAnalysis(entity player, vector screenforward, vector screenright, vector screenup)
 100 {
 101         vector hitplot;
 102         vector org;
 103         float lag;
 104
 105         if(player.hitplotfh >= 0)
 106         {
 107                 lag = ANTILAG_LATENCY(player);
 108                 if(lag < 0.001)
 109                         lag = 0;
 110                 if(clienttype(player) != CLIENTTYPE_REAL)
 111                         lag = 0; // only antilag for clients
 112
 113                 org = player.origin + player.view_ofs;
 114                 traceline_antilag_force(player, org, org + screenforward * MAX_SHOT_DISTANCE, MOVE_NORMAL, player, lag);
 115                 if(trace_ent.flags & FL_CLIENT)
 116                 {
 117                         antilag_takeback(trace_ent, time - lag);
 118                         hitplot = W_HitPlotNormalizedUntransform(org, trace_ent, screenforward, screenright, screenup, trace_endpos);
 119                         antilag_restore(trace_ent);
 120                         fputs(player.hitplotfh, strcat(ftos(hitplot_x), " ", ftos(hitplot_y), " ", ftos(hitplot_z), " ", ftos(player.switchweapon), "\n"));
 121                         //print(strcat(ftos(hitplot_x), " ", ftos(hitplot_y), " ", ftos(hitplot_z), "\n"));
 122                 }
 123         }
 124 }
 125
 126 vector w_shotorg;
 127 vector w_shotdir;
 128
 129 // this function calculates w_shotorg and w_shotdir based on the weapon model
 130 // offset, trueaim and antilag, and won't put w_shotorg inside a wall.
 131 // make sure you call makevectors first (FIXME?)
 132 void W_SetupShot_Dir_ProjectileSize(entity ent, vector s_forward, vector mi, vector ma, float antilag, float recoil, string snd, float maxdamage)
 133 {
 134         float nudge = 1; // added to traceline target and subtracted from result
 135         local vector trueaimpoint;
 136         local float oldsolid;
 137         vector vecs, dv;
 138         oldsolid = ent.dphitcontentsmask;
 139         if(ent.weapon == WEP_CAMPINGRIFLE)
 140                 ent.dphitcontentsmask = DPCONTENTS_BODY | DPCONTENTS_CORPSE;
 141         else
 142                 ent.dphitcontentsmask = DPCONTENTS_SOLID | DPCONTENTS_BODY | DPCONTENTS_CORPSE;
 143         if(antilag)
 144                 WarpZone_traceline_antilag(world, ent.origin + ent.view_ofs, ent.origin + ent.view_ofs + s_forward * MAX_SHOT_DISTANCE, MOVE_NORMAL, ent, ANTILAG_LATENCY(ent));
 145                 // passing world, because we do NOT want it to touch dphitcontentsmask
 146         else
 147                 WarpZone_TraceLine(ent.origin + ent.view_ofs, ent.origin + ent.view_ofs + s_forward * MAX_SHOT_DISTANCE, MOVE_NOMONSTERS, ent);
 148         ent.dphitcontentsmask = DPCONTENTS_SOLID | DPCONTENTS_BODY | DPCONTENTS_CORPSE;
 149
 150         vector vf, vr, vu;
 151         vf = v_forward;
 152         vr = v_right;
 153         vu = v_up;
 154         trueaimpoint = WarpZone_UnTransformOrigin(WarpZone_trace_transform, trace_endpos); // warpzone support
 155         v_forward = vf;
 156         v_right = vr;
 157         v_up = vu;
 158
 159         // track max damage
 160         if not(inWarmupStage) {
 161                 entity w;
 162                 w = get_weaponinfo(ent.weapon);
 163                 if(w.spawnflags & WEP_TYPE_SPLASH) {  // splash damage
 164                         ent.stats_fired[ent.weapon - 1] += maxdamage;
 165                         ent.stat_fired = ent.weapon + 64 * floor(ent.stats_fired[ent.weapon - 1]);
 166                 }
 167         }
 168
 169         W_HitPlotAnalysis(ent, v_forward, v_right, v_up);
 170
 171         if(ent.weaponentity.movedir_x > 0)
 172         {
 173                 vecs = ent.weaponentity.movedir;
 174                 vecs_y = -vecs_y;
 175         }
 176         else
 177                 vecs = '0 0 0';
 178
 179         if(debug_shotorg != '0 0 0')
 180                 vecs = debug_shotorg;
 181
 182         dv = v_right * vecs_y + v_up * vecs_z;
 183         w_shotorg = ent.origin + ent.view_ofs + dv;
 184
 185         // now move the shotorg forward as much as requested if possible
 186         if(antilag)
 187         {
 188                 if(ent.antilag_debug)
 189                         tracebox_antilag(ent, w_shotorg, mi, ma, w_shotorg + v_forward * (vecs_x + nudge), MOVE_NORMAL, ent, ent.antilag_debug);
 190                 else
 191                         tracebox_antilag(ent, w_shotorg, mi, ma, w_shotorg + v_forward * (vecs_x + nudge), MOVE_NORMAL, ent, ANTILAG_LATENCY(ent));
 192         }
 193         else
 194                 tracebox(w_shotorg, mi, ma, w_shotorg + v_forward * (vecs_x + nudge), MOVE_NORMAL, ent);
 195         w_shotorg = trace_endpos - v_forward * nudge;
 196         // calculate the shotdir from the chosen shotorg
 197         w_shotdir = normalize(trueaimpoint - w_shotorg);
 198
 199         if (antilag)
 200         if (!ent.cvar_cl_noantilag)
 201         {
 202                 if (cvar("g_antilag") == 1) // switch to "ghost" if not hitting original
 203                 {
 204                         traceline(w_shotorg, w_shotorg + w_shotdir * MAX_SHOT_DISTANCE, MOVE_NORMAL, ent);
 205                         if (!trace_ent.takedamage)
 206                         {
 207                                 traceline_antilag_force (ent, w_shotorg, w_shotorg + w_shotdir * MAX_SHOT_DISTANCE, MOVE_NORMAL, ent, ANTILAG_LATENCY(ent));
 208                                 if (trace_ent.takedamage && trace_ent.classname == "player")
 209                                 {
 210                                         entity e;
 211                                         e = trace_ent;
 212                                         traceline(w_shotorg, e.origin, MOVE_NORMAL, ent);
 213                                         if(trace_ent == e)
 214                                                 w_shotdir = normalize(trace_ent.origin - w_shotorg);
 215                                 }
 216                         }
 217                 }
 218                 else if(cvar("g_antilag") == 3) // client side hitscan
 219                 {
 220                         // this part MUST use prydon cursor
 221                         if (ent.cursor_trace_ent)                 // client was aiming at someone
 222                         if (ent.cursor_trace_ent != ent)         // just to make sure
 223                         if (ent.cursor_trace_ent.takedamage)      // and that person is killable
 224                         if (ent.cursor_trace_ent.classname == "player") // and actually a player
 225                         {
 226                                 // verify that the shot would miss without antilag
 227                                 // (avoids an issue where guns would always shoot at their origin)
 228                                 traceline(w_shotorg, w_shotorg + w_shotdir * MAX_SHOT_DISTANCE, MOVE_NORMAL, ent);
 229                                 if (!trace_ent.takedamage)
 230                                 {
 231                                         // verify that the shot would hit if altered
 232                                         traceline(w_shotorg, ent.cursor_trace_ent.origin, MOVE_NORMAL, ent);
 233                                         if (trace_ent == ent.cursor_trace_ent)
 234                                                 w_shotdir = normalize(ent.cursor_trace_ent.origin - w_shotorg);
 235                                         else
 236                                                 print("antilag fail\n");
 237                                 }
 238                         }
 239                 }
 240         }
 241
 242         ent.dphitcontentsmask = oldsolid; // restore solid type (generally SOLID_SLIDEBOX)
 243
 244         if (!g_norecoil)
 245                 ent.punchangle_x = recoil * -1;
 246
 247         if (snd != "")
 248         {
 249                 sound (ent, CHAN_WEAPON, snd, VOL_BASE, ATTN_NORM);
 250         }
 251
 252         if (ent.items & IT_STRENGTH)
 253         if (!g_minstagib)
 254                 sound (ent, CHAN_AUTO, "weapons/strength_fire.wav", VOL_BASE, ATTN_NORM);
 255 };
 256
 257 #define W_SetupShot_ProjectileSize(ent,mi,ma,antilag,recoil,snd,maxdamage) W_SetupShot_Dir_ProjectileSize(ent, v_forward, mi, ma, antilag, recoil, snd, maxdamage)
 258 #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)
 259 #define W_SetupShot(ent,antilag,recoil,snd,maxdamage) W_SetupShot_ProjectileSize(ent, '0 0 0', '0 0 0', antilag, recoil, snd, maxdamage)
 260
 261 void LaserTarget_Think()
 262 {
 263         entity e;
 264         vector offset;
 265         float uselaser;
 266         uselaser = 0;
 267
 268         // list of weapons that will use the laser, and the options that enable it
 269         if(self.owner.laser_on && self.owner.weapon == WEP_ROCKET_LAUNCHER && g_laserguided_missile)
 270                 uselaser = 1;
 271         // example
 272         //if(self.owner.weapon == WEP_ELECTRO && cvar("g_laserguided_electro"))
 273         //      uselaser = 1;
 274
 275
 276
 277         // if a laser-enabled weapon isn't selected, delete any existing laser and quit
 278         if(!uselaser)
 279         {
 280                 // rocket launcher isn't selected, so no laser target.
 281                 if(self.lasertarget != world)
 282                 {
 283                         remove(self.lasertarget);
 284                         self.lasertarget = world;
 285                 }
 286                 return;
 287         }
 288
 289         if(!self.lasertarget)
 290         {
 291                 // we don't have a lasertarget entity, so spawn one
 292                 //bprint("create laser target\n");
 293                 e = self.lasertarget = spawn();
 294                 e.owner = self.owner;                   // Its owner is my owner
 295                 e.classname = "laser_target";
 296                 e.movetype = MOVETYPE_NOCLIP;   // don't touch things
 297                 setmodel(e, "models/laser_dot.mdl");    // what it looks like, precision set below
 298                 e.scale = 1.25;                         // make it larger
 299                 e.alpha = 0.25;                         // transparency
 300                 e.colormod = '255 0 0' * (1/255) * 8;   // change colors
 301                 e.effects = EF_FULLBRIGHT | EF_LOWPRECISION;
 302                 // make it dynamically glow
 303                 // you should avoid over-using this, as it can slow down the player's computer.
 304                 e.glow_color = 251; // red color
 305                 e.glow_size = 12;
 306         }
 307         else
 308                 e = self.lasertarget;
 309
 310         // move the laser dot to where the player is looking
 311
 312         makevectors(self.owner.v_angle); // set v_forward etc to the direction the player is looking
 313         offset = '0 0 26' + v_right*3;
 314         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
 315         setorigin(e, trace_endpos + v_forward*8); // move me to where the traceline ended
 316         if(trace_plane_normal != '0 0 0')
 317                 e.angles = vectoangles(trace_plane_normal);
 318         else
 319                 e.angles = vectoangles(v_forward);
 320 }
 321
 322 float CL_Weaponentity_CustomizeEntityForClient()
 323 {
 324         self.viewmodelforclient = self.owner;
 325         if(other.classname == "spectator")
 326                 if(other.enemy == self.owner)
 327                         self.viewmodelforclient = other;
 328         return TRUE;
 329 }
 330
 331 float qcweaponanimation;
 332 vector weapon_offset = '0 -10 0';
 333 vector weapon_adjust = '10 0 -15';
 334 .vector weapon_morph0origin;
 335 .vector weapon_morph0angles;
 336 .float  weapon_morph0time;
 337 .vector weapon_morph1origin;
 338 .vector weapon_morph1angles;
 339 .float  weapon_morph1time;
 340 .vector weapon_morph2origin;
 341 .vector weapon_morph2angles;
 342 .float  weapon_morph2time;
 343 .vector weapon_morph3origin;
 344 .vector weapon_morph3angles;
 345 .float  weapon_morph3time;
 346 .vector weapon_morph4origin;
 347 .vector weapon_morph4angles;
 348 .float  weapon_morph4time;
 349 .string weaponname;
 350 #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)
 351
 352 /*
 353  * supported formats:
 354  *
 355  * 1. simple animated model, muzzle flash handling on h_ model:
 356  *    h_tuba.dpm, h_tuba.dpm.framegroups - invisible model controlling the animation
 357  *      tags:
 358  *        shot = muzzle end (shot origin, also used for muzzle flashes)
 359  *        shell = casings ejection point (must be on the right hand side of the gun)
 360  *        weapon = attachment for v_tuba.md3
 361  *    v_tuba.md3 - first and third person model
 362  *    g_tuba.md3 - pickup model
 363  *
 364  * 2. simple animated model, muzzle flash handling on v_ model:
 365  *    h_tuba.dpm, h_tuba.dpm.framegroups - invisible model controlling the animation
 366  *      tags:
 367  *        weapon = attachment for v_tuba.md3
 368  *    v_tuba.md3 - first and third person model
 369  *      tags:
 370  *        shot = muzzle end (shot origin, also used for muzzle flashes)
 371  *        shell = casings ejection point (must be on the right hand side of the gun)
 372  *    g_tuba.md3 - pickup model
 373  *
 374  * 3. fully animated model, muzzle flash handling on h_ model:
 375  *    h_tuba.dpm, h_tuba.dpm.framegroups - animated first person model
 376  *      tags:
 377  *        shot = muzzle end (shot origin, also used for muzzle flashes)
 378  *        shell = casings ejection point (must be on the right hand side of the gun)
 379  *        handle = corresponding to the origin of v_tuba.md3 (used for muzzle flashes)
 380  *    v_tuba.md3 - third person model
 381  *    g_tuba.md3 - pickup model
 382  *
 383  * 4. fully animated model, muzzle flash handling on v_ model:
 384  *    h_tuba.dpm, h_tuba.dpm.framegroups - animated first person model
 385  *      tags:
 386  *        shot = muzzle end (shot origin)
 387  *        shell = casings ejection point (must be on the right hand side of the gun)
 388  *    v_tuba.md3 - third person model
 389  *      tags:
 390  *        shot = muzzle end (for muzzle flashes)
 391  *    g_tuba.md3 - pickup model
 392  */
 393
 394 void CL_Weaponentity_Think()
 395 {
 396         float tb, v_shot_idx;
 397         self.nextthink = time;
 398         if (intermission_running)
 399                 self.frame = self.anim_idle_x;
 400         if (self.owner.weaponentity != self)
 401         {
 402                 if (self.weaponentity)
 403                         remove(self.weaponentity);
 404                 remove(self);
 405                 return;
 406         }
 407         if (self.owner.deadflag != DEAD_NO)
 408         {
 409                 self.model = "";
 410                 if (self.weaponentity)
 411                         self.weaponentity.model = "";
 412                 return;
 413         }
 414         if (self.cnt != self.owner.weapon || self.dmg != self.owner.modelindex || self.deadflag != self.owner.deadflag)
 415         {
 416                 self.cnt = self.owner.weapon;
 417                 self.dmg = self.owner.modelindex;
 418                 self.deadflag = self.owner.deadflag;
 419
 420                 string animfilename;
 421                 float animfile;
 422                 if (self.owner.weaponname != "")
 423                 {
 424                         // if there is a child entity, hide it until we're sure we use it
 425                         if (self.weaponentity)
 426                                 self.weaponentity.model = "";
 427                         setmodel(self, strcat("models/weapons/v_", self.owner.weaponname, ".md3")); // precision set below
 428                         v_shot_idx = gettagindex(self, "shot"); // used later
 429                         if(!v_shot_idx)
 430                                 v_shot_idx = gettagindex(self, "tag_shot");
 431
 432                         if(qcweaponanimation)
 433                         {
 434                                 self.angles = '0 0 0';
 435                                 makevectors(self.angles_x * '-1 0 0' + self.angles_y * '0 1 0' + self.angles_z * '0 0 1');
 436                                 self.movedir = weapon_offset_x * v_forward - weapon_offset_y * v_right + weapon_offset_z * v_up + weapon_adjust;
 437                                 self.movedir_x += 32;
 438                                 self.spawnorigin = self.movedir;
 439                                 // oldorigin - not calculated here
 440                         }
 441                         else
 442                         {
 443                                 setmodel(self, strcat("models/weapons/h_", self.owner.weaponname, ".dpm")); // precision set below
 444                                 animfilename = strcat("models/weapons/h_", self.owner.weaponname, ".dpm.animinfo");
 445                                 animfile = fopen(animfilename, FILE_READ);
 446                                 // preset some defaults that work great for renamed zym files (which don't need an animinfo)
 447                                 self.anim_fire1  = '0 1 0.01';
 448                                 self.anim_fire2  = '1 1 0.01';
 449                                 self.anim_idle   = '2 1 0.01';
 450                                 self.anim_reload = '3 1 0.01';
 451                                 if (animfile >= 0)
 452                                 {
 453                                         animparseerror = FALSE;
 454                                         self.anim_fire1  = animparseline(animfile);
 455                                         self.anim_fire2  = animparseline(animfile);
 456                                         self.anim_idle   = animparseline(animfile);
 457                                         self.anim_reload = animparseline(animfile);
 458                                         fclose(animfile);
 459                                         if (animparseerror)
 460                                                 print("Parse error in ", animfilename, ", some player animations are broken\n");
 461                                 }
 462
 463                                 // if we have a "weapon" tag, let's attach the v_ model to it ("invisible hand" style model)
 464                                 // if we don't, this is a "real" animated model
 465                                 if(gettagindex(self, "weapon"))
 466                                 {
 467                                         if (!self.weaponentity)
 468                                                 self.weaponentity = spawn();
 469                                         setmodel(self.weaponentity, strcat("models/weapons/v_", self.owner.weaponname, ".md3")); // precision does not matter
 470                                         setattachment(self.weaponentity, self, "weapon");
 471                                 }
 472                                 else if(gettagindex(self, "tag_weapon"))
 473                                 {
 474                                         if (!self.weaponentity)
 475                                                 self.weaponentity = spawn();
 476                                         setmodel(self.weaponentity, strcat("models/weapons/v_", self.owner.weaponname, ".md3")); // precision does not matter
 477                                         setattachment(self.weaponentity, self, "tag_weapon");
 478                                 }
 479                                 else
 480                                 {
 481                                         if(self.weaponentity)
 482                                                 remove(self.weaponentity);
 483                                         self.weaponentity = world;
 484                                 }
 485
 486                                 setorigin(self,'0 0 0');
 487                                 self.angles = '0 0 0';
 488                                 self.frame = 0;
 489                                 self.viewmodelforclient = world;
 490
 491                                 float idx;
 492
 493                                 if(v_shot_idx) // v_ model attached to invisible h_ model
 494                                 {
 495                                         self.movedir = gettaginfo(self.weaponentity, v_shot_idx);
 496                                 }
 497                                 else
 498                                 {
 499                                         idx = gettagindex(self, "shot");
 500                                         if(!idx)
 501                                                 idx = gettagindex(self, "tag_shot");
 502                                         if(idx)
 503                                                 self.movedir = gettaginfo(self, idx);
 504                                         else
 505                                         {
 506                                                 print("WARNING: weapon model ", self.model, " does not support the 'shot' tag, will display shots TOTALLY wrong\n");
 507                                                 self.movedir = '0 0 0';
 508                                         }
 509                                 }
 510
 511                                 if(self.weaponentity) // v_ model attached to invisible h_ model
 512                                 {
 513                                         idx = gettagindex(self.weaponentity, "shell");
 514                                         if(!idx)
 515                                                 idx = gettagindex(self.weaponentity, "tag_shell");
 516                                         if(idx)
 517                                                 self.spawnorigin = gettaginfo(self.weaponentity, idx);
 518                                 }
 519                                 else
 520                                         idx = 0;
 521                                 if(!idx)
 522                                 {
 523                                         idx = gettagindex(self, "shell");
 524                                         if(!idx)
 525                                                 idx = gettagindex(self, "tag_shell");
 526                                         if(idx)
 527                                                 self.spawnorigin = gettaginfo(self, idx);
 528                                         else
 529                                         {
 530                                                 print("WARNING: weapon model ", self.model, " does not support the 'shell' tag, will display casings wrong\n");
 531                                                 self.spawnorigin = self.movedir;
 532                                         }
 533                                 }
 534
 535                                 if(v_shot_idx)
 536                                 {
 537                                         self.oldorigin = '0 0 0'; // use regular attachment
 538                                 }
 539                                 else
 540                                 {
 541                                         if(self.weaponentity)
 542                                         {
 543                                                 idx = gettagindex(self, "weapon");
 544                                                 if(!idx)
 545                                                         idx = gettagindex(self, "tag_weapon");
 546                                         }
 547                                         else
 548                                         {
 549                                                 idx = gettagindex(self, "handle");
 550                                                 if(!idx)
 551                                                         idx = gettagindex(self, "tag_handle");
 552                                         }
 553                                         if(idx)
 554                                         {
 555                                                 self.oldorigin = self.movedir - gettaginfo(self, idx);
 556                                         }
 557                                         else
 558                                         {
 559                                                 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");
 560                                                 self.oldorigin = '0 0 0'; // there is no way to recover from this
 561                                         }
 562                                 }
 563
 564                                 self.viewmodelforclient = self.owner;
 565                         }
 566                 }
 567                 else
 568                 {
 569                         self.model = "";
 570                         if(self.weaponentity)
 571                                 remove(self.weaponentity);
 572                         self.weaponentity = world;
 573                         self.movedir = '0 0 0';
 574                         self.spawnorigin = '0 0 0';
 575                         self.oldorigin = '0 0 0';
 576                         self.anim_fire1  = '0 1 0.01';
 577                         self.anim_fire2  = '0 1 0.01';
 578                         self.anim_idle   = '0 1 0.01';
 579                         self.anim_reload = '0 1 0.01';
 580                 }
 581
 582                 self.view_ofs = '0 0 0';
 583
 584                 if(self.movedir_x >= 0)
 585                 {
 586                         vector v0;
 587                         v0 = self.movedir;
 588                         self.movedir = shotorg_adjust(v0, FALSE, FALSE);
 589                         self.view_ofs = shotorg_adjust(v0, FALSE, TRUE) - v0;
 590                 }
 591                 self.owner.stat_shotorg = compressShotOrigin(self.movedir);
 592                 self.movedir = decompressShotOrigin(self.owner.stat_shotorg); // make them match perfectly
 593
 594                 self.spawnorigin += self.view_ofs; // offset the casings origin by the same amount
 595
 596                 // check if an instant weapon switch occurred
 597                 if (qcweaponanimation)
 598                 {
 599                         if (self.state == WS_READY)
 600                         {
 601                                 self.angles = '0 0 0';
 602                                 makevectors(self.angles_x * '-1 0 0' + self.angles_y * '0 1 0' + self.angles_z * '0 0 1');
 603                                 setorigin(self, QCWEAPONANIMATION_ORIGIN(self));
 604                         }
 605                 }
 606                 else
 607                         setorigin(self, self.view_ofs);
 608                 // reset animstate now
 609                 self.wframe = WFRAME_IDLE;
 610                 self.weapon_morph0time = 0;
 611                 self.weapon_morph1time = 0;
 612                 self.weapon_morph2time = 0;
 613                 self.weapon_morph3time = 0;
 614                 self.weapon_morph4time = 0;
 615                 setanim(self, self.anim_idle, TRUE, FALSE, TRUE);
 616         }
 617
 618         tb = (self.effects & (EF_TELEPORT_BIT | EF_RESTARTANIM_BIT));
 619         self.effects = self.owner.effects & EFMASK_CHEAP;
 620         self.effects &~= EF_LOWPRECISION;
 621         self.effects &~= EF_FULLBRIGHT; // can mask team color, so get rid of it
 622         self.effects &~= EF_TELEPORT_BIT;
 623         self.effects &~= EF_RESTARTANIM_BIT;
 624         self.effects |= tb;
 625
 626         if(self.owner.alpha == default_player_alpha)
 627                 self.alpha = default_weapon_alpha;
 628         else if(self.owner.alpha != 0)
 629                 self.alpha = self.owner.alpha;
 630         else
 631                 self.alpha = 1;
 632
 633         self.colormap = self.owner.colormap;
 634         if (self.weaponentity)
 635         {
 636                 self.weaponentity.effects = self.effects;
 637                 self.weaponentity.alpha = self.alpha;
 638                 self.weaponentity.colormap = self.colormap;
 639         }
 640
 641         self.angles = '0 0 0';
 642         local float f;
 643         f = 0;
 644         if (self.state == WS_RAISE && !intermission_running)
 645         {
 646                 f = (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_DROP && !intermission_running)
 655         {
 656                 f = 1 - (self.owner.weapon_nextthink - time) * g_weaponratefactor / cvar("g_balance_weaponswitchdelay");
 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 (self.state == WS_CLEAR)
 665         {
 666                 f = 1;
 667                 self.angles_x = -90 * f * f;
 668                 if (qcweaponanimation)
 669                 {
 670                         makevectors(self.angles_x * '-1 0 0' + self.angles_y * '0 1 0' + self.angles_z * '0 0 1');
 671                         setorigin(self, QCWEAPONANIMATION_ORIGIN(self));
 672                 }
 673         }
 674         else if (qcweaponanimation && time < self.owner.weapon_morph1time)
 675         {
 676                 f = (time - self.owner.weapon_morph0time) / (self.owner.weapon_morph1time - self.owner.weapon_morph0time);
 677                 f = 1 - pow(1 - f, 3);
 678                 self.angles = self.owner.weapon_morph0angles * (1 - f) + self.owner.weapon_morph1angles * f;
 679                 setorigin(self, self.owner.weapon_morph0origin * (1 - f) + self.owner.weapon_morph1origin * f);
 680         }
 681         else if (qcweaponanimation && time < self.owner.weapon_morph2time)
 682         {
 683                 f = (time - self.owner.weapon_morph1time) / (self.owner.weapon_morph2time - self.owner.weapon_morph1time);
 684                 f = 1 - pow(1 - f, 3);
 685                 self.angles = self.owner.weapon_morph1angles * (1 - f) + self.owner.weapon_morph2angles * f;
 686                 setorigin(self, self.owner.weapon_morph1origin * (1 - f) + self.owner.weapon_morph2origin * f);
 687         }
 688         else if (qcweaponanimation && time < self.owner.weapon_morph3time)
 689         {
 690                 f = (time - self.owner.weapon_morph2time) / (self.owner.weapon_morph3time - self.owner.weapon_morph2time);
 691                 f = 1 - pow(1 - f, 3);
 692                 self.angles = self.owner.weapon_morph2angles * (1 - f) + self.owner.weapon_morph3angles * f;
 693                 setorigin(self, self.owner.weapon_morph2origin * (1 - f) + self.owner.weapon_morph3origin * f);
 694         }
 695         else if (qcweaponanimation && time < self.owner.weapon_morph4time)
 696         {
 697                 f = (time - self.owner.weapon_morph3time) / (self.owner.weapon_morph4time - self.owner.weapon_morph3time);
 698                 f = 1 - pow(1 - f, 3);
 699                 self.angles = self.owner.weapon_morph3angles * (1 - f) + self.owner.weapon_morph4angles * f;
 700                 setorigin(self, self.owner.weapon_morph3origin * (1 - f) + self.owner.weapon_morph4origin * f);
 701         }
 702         else if (qcweaponanimation)
 703         {
 704                 // begin a new idle morph
 705                 self.owner.weapon_morph0time   = time;
 706                 self.owner.weapon_morph0angles = self.angles;
 707                 self.owner.weapon_morph0origin = self.origin;
 708
 709                 float r;
 710                 float t;
 711
 712                 r = random();
 713                 if (r < 0.1)
 714                 {
 715                         // turn gun to the left to look at it
 716                         t = 2;
 717                         self.owner.weapon_morph1time   = time + t * 0.2;
 718                         self.owner.weapon_morph1angles = randomvec() * 3 + '-5 30 0';
 719                         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');
 720                         self.owner.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self);
 721
 722                         self.owner.weapon_morph2time   = time + t * 0.6;
 723                         self.owner.weapon_morph2angles = randomvec() * 3 + '-5 30 0';
 724                         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');
 725                         self.owner.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self);
 726
 727                         self.owner.weapon_morph3time   = time + t;
 728                         self.owner.weapon_morph3angles = '0 0 0';
 729                         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');
 730                         self.owner.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self);
 731                 }
 732                 else if (r < 0.2)
 733                 {
 734                         // raise the gun a bit
 735                         t = 2;
 736                         self.owner.weapon_morph1time   = time + t * 0.2;
 737                         self.owner.weapon_morph1angles = randomvec() * 3 + '30 -10 0';
 738                         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');
 739                         self.owner.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self);
 740
 741                         self.owner.weapon_morph2time   = time + t * 0.5;
 742                         self.owner.weapon_morph2angles = randomvec() * 3 + '30 -10 5';
 743                         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');
 744                         self.owner.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self);
 745
 746                         self.owner.weapon_morph3time   = time + t;
 747                         self.owner.weapon_morph3angles = '0 0 0';
 748                         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');
 749                         self.owner.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self);
 750                 }
 751                 else if (r < 0.3)
 752                 {
 753                         // tweak it a bit
 754                         t = 5;
 755                         self.owner.weapon_morph1time   = time + t * 0.3;
 756                         self.owner.weapon_morph1angles = randomvec() * 6;
 757                         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');
 758                         self.owner.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self);
 759
 760                         self.owner.weapon_morph2time   = time + t * 0.7;
 761                         self.owner.weapon_morph2angles = randomvec() * 6;
 762                         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');
 763                         self.owner.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self);
 764
 765                         self.owner.weapon_morph3time   = time + t;
 766                         self.owner.weapon_morph3angles = '0 0 0';
 767                         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');
 768                         self.owner.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self);
 769                 }
 770                 else
 771                 {
 772                         // hold it mostly steady
 773                         t = random() * 6 + 4;
 774                         self.owner.weapon_morph1time   = time + t * 0.2;
 775                         self.owner.weapon_morph1angles = randomvec() * 1;
 776                         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');
 777                         self.owner.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self);
 778
 779                         self.owner.weapon_morph2time   = time + t * 0.5;
 780                         self.owner.weapon_morph2angles = randomvec() * 1;
 781                         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');
 782                         self.owner.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self);
 783
 784                         self.owner.weapon_morph3time   = time + t * 0.7;
 785                         self.owner.weapon_morph3angles = randomvec() * 1;
 786                         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');
 787                         self.owner.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self);
 788                 }
 789
 790                 self.owner.weapon_morph4time   = time + t;
 791                 self.owner.weapon_morph4angles = '0 0 0';
 792                 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');
 793                 self.owner.weapon_morph4origin = QCWEAPONANIMATION_ORIGIN(self);
 794
 795         }
 796
 797         // create or update the lasertarget entity
 798         LaserTarget_Think();
 799 };
 800
 801 void CL_ExteriorWeaponentity_Think()
 802 {
 803         float tag_found;
 804         vector ang;
 805         self.nextthink = time;
 806         if (self.owner.exteriorweaponentity != self)
 807         {
 808                 remove(self);
 809                 return;
 810         }
 811         if (self.owner.deadflag != DEAD_NO)
 812         {
 813                 self.model = "";
 814                 return;
 815         }
 816         if (self.cnt != self.owner.weapon || self.dmg != self.owner.modelindex || self.deadflag != self.owner.deadflag)
 817         {
 818                 self.cnt = self.owner.weapon;
 819                 self.dmg = self.owner.modelindex;
 820                 self.deadflag = self.owner.deadflag;
 821                 if (self.owner.weaponname != "")
 822                         setmodel(self, strcat("models/weapons/v_", self.owner.weaponname, ".md3")); // precision set below
 823                 else
 824                         self.model = "";
 825
 826                 if((tag_found = gettagindex(self.owner, "tag_weapon")))
 827                 {
 828                         self.tag_index = tag_found;
 829                         self.tag_entity = self.owner;
 830                 }
 831                 else
 832                         setattachment(self, self.owner, "bip01 r hand");
 833
 834                 // if that didn't find a tag, hide the exterior weapon model
 835                 if (!self.tag_index)
 836                         self.model = "";
 837         }
 838         self.effects = self.owner.effects;
 839         if(sv_pitch_min == sv_pitch_max)
 840                 self.effects |= EF_LOWPRECISION;
 841         else
 842                 self.effects &~= EF_LOWPRECISION;
 843         self.effects = self.effects & EFMASK_CHEAP; // eat performance
 844         if(self.owner.alpha == default_player_alpha)
 845                 self.alpha = default_weapon_alpha;
 846         else if(self.owner.alpha != 0)
 847                 self.alpha = self.owner.alpha;
 848         else
 849                 self.alpha = 1;
 850
 851         ang_x = bound(sv_pitch_min, self.owner.v_angle_x, sv_pitch_max);
 852         ang_y = 0;
 853         ang_z = 0;
 854
 855         if(sv_pitch_fixyaw) // workaround for stupid player models that don't aim forward
 856         {
 857                 ang_y = self.owner.v_angle_y;
 858                 makevectors(ang);
 859                 var vector v = v_forward;
 860                 var float t = self.tag_entity.frame1time;
 861                 var float f = self.tag_entity.frame;
 862                 self.tag_entity.frame1time = time;
 863                 self.tag_entity.frame = self.tag_entity.anim_idle_x;
 864                 gettaginfo(self.tag_entity, self.tag_index);
 865                 self.tag_entity.frame1time = t;
 866                 self.tag_entity.frame = f;
 867                 // untransform v according to this coordinate space
 868                 vector w;
 869                 w_x = v_forward * v;
 870                 w_y = -v_right * v;
 871                 w_z = v_up * v;
 872                 self.angles = vectoangles(w);
 873         }
 874         else
 875         {
 876                 ang_x = -/* don't ask */ang_x;
 877                 self.angles = ang;
 878         }
 879
 880         self.colormap = self.owner.colormap;
 881 };
 882
 883 // spawning weaponentity for client
 884 void CL_SpawnWeaponentity()
 885 {
 886         self.weaponentity = spawn();
 887         self.weaponentity.classname = "weaponentity";
 888         self.weaponentity.solid = SOLID_NOT;
 889         self.weaponentity.owner = self;
 890         setmodel(self.weaponentity, ""); // precision set when changed
 891         setorigin(self.weaponentity, '0 0 0');
 892         self.weaponentity.angles = '0 0 0';
 893         self.weaponentity.viewmodelforclient = self;
 894         self.weaponentity.flags = 0;
 895         self.weaponentity.think = CL_Weaponentity_Think;
 896         self.weaponentity.customizeentityforclient = CL_Weaponentity_CustomizeEntityForClient;
 897         self.weaponentity.nextthink = time;
 898
 899         self.exteriorweaponentity = spawn();
 900         self.exteriorweaponentity.classname = "exteriorweaponentity";
 901         self.exteriorweaponentity.solid = SOLID_NOT;
 902         self.exteriorweaponentity.exteriorweaponentity = self.exteriorweaponentity;
 903         self.exteriorweaponentity.owner = self;
 904         setorigin(self.exteriorweaponentity, '0 0 0');
 905         self.exteriorweaponentity.angles = '0 0 0';
 906         self.exteriorweaponentity.think = CL_ExteriorWeaponentity_Think;
 907         self.exteriorweaponentity.nextthink = time;
 908 };
 909
 910 .float hasweapon_complain_spam;
 911
 912 float client_hasweapon(entity cl, float wpn, float andammo, float complain)
 913 {
 914         local float weaponbit, f;
 915         local entity oldself;
 916
 917         if(time < self.hasweapon_complain_spam)
 918                 complain = 0;
 919         if(complain)
 920                 self.hasweapon_complain_spam = time + 0.2;
 921
 922         if (wpn < WEP_FIRST || wpn > WEP_LAST)
 923         {
 924                 if (complain)
 925                         sprint(self, "Invalid weapon\n");
 926                 return FALSE;
 927         }
 928         weaponbit = W_WeaponBit(wpn);
 929         if (cl.weapons & weaponbit)
 930         {
 931                 if (andammo)
 932                 {
 933                         if(cl.items & IT_UNLIMITED_WEAPON_AMMO)
 934                         {
 935                                 f = 1;
 936                         }
 937                         else
 938                         {
 939                                 oldself = self;
 940                                 self = cl;
 941                                 f = weapon_action(wpn, WR_CHECKAMMO1);
 942                                 f = f + weapon_action(wpn, WR_CHECKAMMO2);
 943                                 self = oldself;
 944                         }
 945                         if (!f)
 946                         {
 947                                 if (complain)
 948                                 if(clienttype(cl) == CLIENTTYPE_REAL)
 949                                 {
 950                                         play2(cl, "weapons/unavailable.wav");
 951                                         sprint(cl, strcat("You don't have any ammo for the ^2", W_Name(wpn), "\n"));
 952                                 }
 953                                 return FALSE;
 954                         }
 955                 }
 956                 return TRUE;
 957         }
 958         if (complain)
 959         {
 960                 // DRESK - 3/16/07
 961                 // Report Proper Weapon Status / Modified Weapon Ownership Message
 962                 if(weaponsInMap & weaponbit)
 963                 {
 964                         sprint(cl, strcat("You do not have the ^2", W_Name(wpn), "\n") );
 965
 966                         if(cvar("g_showweaponspawns"))
 967                         {
 968                                 entity e;
 969                                 string s;
 970
 971                                 e = get_weaponinfo(wpn);
 972                                 s = e.model2;
 973
 974                                 for(e = world; (e = findfloat(e, weapons, weaponbit)); )
 975                                 {
 976                                         if(e.classname == "droppedweapon")
 977                                                 continue;
 978                                         if not(e.flags & FL_ITEM)
 979                                                 continue;
 980                                         WaypointSprite_Spawn(
 981                                                 s,
 982                                                 1, 0,
 983                                                 world, e.origin,
 984                                                 self, 0,
 985                                                 world, enemy,
 986                                                 0
 987                                         );
 988                                 }
 989                         }
 990                 }
 991                 else
 992                         sprint(cl, strcat("The ^2", W_Name(wpn), "^7 is ^1NOT AVAILABLE^7 in this map\n") );
 993
 994                 play2(cl, "weapons/unavailable.wav");
 995         }
 996         return FALSE;
 997 };
 998
 999 // Weapon subs
1000 void w_clear()
1001 {
1002         if (self.weapon != -1)
1003                 self.weapon = 0;
1004         if (self.weaponentity)
1005         {
1006                 self.weaponentity.state = WS_CLEAR;
1007                 self.weaponentity.effects = 0;
1008         }
1009 };
1010
1011 void w_ready()
1012 {
1013         if (self.weaponentity)
1014                 self.weaponentity.state = WS_READY;
1015         weapon_thinkf(WFRAME_IDLE, 1000000, w_ready);
1016 };
1017
1018 // Setup weapon for client (after this raise frame will be launched)
1019 void weapon_setup(float windex)
1020 {
1021         entity e;
1022         qcweaponanimation = cvar("sv_qcweaponanimation");
1023         e = get_weaponinfo(windex);
1024         self.items &~= IT_AMMO;
1025         self.items = self.items | e.items;
1026
1027         // the two weapon entities will notice this has changed and update their models
1028         self.weapon = windex;
1029         self.weaponname = e.mdl;
1030         self.bulletcounter = 0;
1031 };
1032
1033 // perform weapon to attack (weaponstate and attack_finished check is here)
1034 .float race_penalty;
1035 float weapon_prepareattack(float secondary, float attacktime)
1036 {
1037         //if sv_ready_restart_after_countdown is set, don't allow the player to shoot
1038         //if all players readied up and the countdown is running
1039         if(time < game_starttime || time < self.race_penalty) {
1040                 return FALSE;
1041         }
1042
1043         if not(self.items & IT_UNLIMITED_WEAPON_AMMO)
1044         if (!weapon_action(self.weapon, WR_CHECKAMMO1 + secondary))
1045         {
1046                 // hack to ensure it switches to an OTHER weapon (in case the other fire mode still has ammo, we want that anyway)
1047                 float w, ww;
1048                 w = W_WeaponBit(self.weapon);
1049                 self.weapons &~= w;
1050                 ww = w_getbestweapon(self);
1051                 self.weapons |= w;
1052                 if(ww)
1053                         W_SwitchWeapon_Force(self, ww);
1054                 return FALSE;
1055         }
1056
1057         if (timeoutStatus == 2) //don't allow the player to shoot while game is paused
1058                 return FALSE;
1059
1060         // do not even think about shooting if switching
1061         if(self.switchweapon != self.weapon)
1062                 return FALSE;
1063
1064         if(attacktime >= 0)
1065         {
1066                 // don't fire if previous attack is not finished
1067                 if (ATTACK_FINISHED(self) > time + self.weapon_frametime * 0.5)
1068                         return FALSE;
1069                 // don't fire while changing weapon
1070                 if (self.weaponentity.state != WS_READY)
1071                         return FALSE;
1072         }
1073         self.weaponentity.state = WS_INUSE;
1074
1075         self.spawnshieldtime = min(self.spawnshieldtime, time); // kill spawn shield when you fire
1076
1077         // if the weapon hasn't been firing continuously, reset the timer
1078         if(attacktime >= 0)
1079         {
1080                 if (ATTACK_FINISHED(self) < time - self.weapon_frametime * 1.5)
1081                 {
1082                         ATTACK_FINISHED(self) = time;
1083                         //dprint("resetting attack finished to ", ftos(time), "\n");
1084                 }
1085                 ATTACK_FINISHED(self) = ATTACK_FINISHED(self) + attacktime * W_WeaponRateFactor();
1086         }
1087         self.bulletcounter += 1;
1088         //dprint("attack finished ", ftos(ATTACK_FINISHED(self)), "\n");
1089         return TRUE;
1090 };
1091
1092 void weapon_thinkf(float fr, float t, void() func)
1093 {
1094         vector a;
1095         vector of, or, ou;
1096         float restartanim;
1097
1098         if(fr == WFRAME_DONTCHANGE)
1099         {
1100                 fr = self.weaponentity.wframe;
1101                 restartanim = FALSE;
1102         }
1103         else if (fr == WFRAME_IDLE)
1104                 restartanim = FALSE;
1105         else
1106                 restartanim = TRUE;
1107
1108         of = v_forward;
1109         or = v_right;
1110         ou = v_up;
1111
1112         if (self.weaponentity)
1113         {
1114                 self.weaponentity.wframe = fr;
1115                 if (qcweaponanimation)
1116                 {
1117                         if (fr != WFRAME_IDLE)
1118                         {
1119                                 self.weapon_morph0time = time;
1120                                 self.weapon_morph0angles = self.weaponentity.angles;
1121                                 self.weapon_morph0origin = self.weaponentity.origin;
1122
1123                                 self.weapon_morph1angles = '0 0 0';
1124                                 self.weapon_morph1time = time + t;
1125                                 makevectors(self.weapon_morph1angles_x * '-1 0 0' + self.weapon_morph1angles_y * '0 1 0' + self.weapon_morph1angles_z * '0 0 1');
1126                                 self.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
1127
1128                                 self.weapon_morph2angles = '0 0 0';
1129                                 self.weapon_morph2time = time + t;
1130                                 makevectors(self.weapon_morph2angles_x * '-1 0 0' + self.weapon_morph2angles_y * '0 1 0' + self.weapon_morph2angles_z * '0 0 1');
1131                                 self.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
1132
1133                                 self.weapon_morph3angles = '0 0 0';
1134                                 self.weapon_morph3time = time + t;
1135                                 makevectors(self.weapon_morph3angles_x * '-1 0 0' + self.weapon_morph3angles_y * '0 1 0' + self.weapon_morph3angles_z * '0 0 1');
1136                                 self.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
1137
1138                                 self.weapon_morph4angles = '0 0 0';
1139                                 self.weapon_morph4time = time + t;
1140                                 makevectors(self.weapon_morph4angles_x * '-1 0 0' + self.weapon_morph4angles_y * '0 1 0' + self.weapon_morph4angles_z * '0 0 1');
1141                                 self.weapon_morph4origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
1142
1143                                 if (fr == WFRAME_FIRE1)
1144                                 {
1145                                         self.weapon_morph1angles = '5 0 0';
1146                                         self.weapon_morph1time = time + t * 0.1;
1147                                         makevectors(self.weapon_morph1angles_x * '-1 0 0' + self.weapon_morph1angles_y * '0 1 0' + self.weapon_morph1angles_z * '0 0 1');
1148                                         self.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
1149                                         self.weapon_morph4time = time + t + 1; // delay idle effect
1150                                 }
1151                                 else if (fr == WFRAME_FIRE2)
1152                                 {
1153                                         self.weapon_morph1angles = '10 0 0';
1154                                         self.weapon_morph1time = time + t * 0.1;
1155                                         makevectors(self.weapon_morph1angles_x * '-1 0 0' + self.weapon_morph1angles_y * '0 1 0' + self.weapon_morph1angles_z * '0 0 1');
1156                                         self.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
1157                                         self.weapon_morph4time = time + t + 1; // delay idle effect
1158                                 }
1159                                 else if (fr == WFRAME_RELOAD)
1160                                 {
1161                                         self.weapon_morph1time = time + t * 0.05;
1162                                         self.weapon_morph1angles = '-10 40 0';
1163                                         makevectors(self.weapon_morph1angles_x * '-1 0 0' + self.weapon_morph1angles_y * '0 1 0' + self.weapon_morph1angles_z * '0 0 1');
1164                                         self.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
1165
1166                                         self.weapon_morph2time = time + t * 0.15;
1167                                         self.weapon_morph2angles = '-10 40 5';
1168                                         makevectors(self.weapon_morph2angles_x * '-1 0 0' + self.weapon_morph2angles_y * '0 1 0' + self.weapon_morph2angles_z * '0 0 1');
1169                                         self.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
1170
1171                                         self.weapon_morph3time = time + t * 0.25;
1172                                         self.weapon_morph3angles = '-10 40 0';
1173                                         makevectors(self.weapon_morph3angles_x * '-1 0 0' + self.weapon_morph3angles_y * '0 1 0' + self.weapon_morph3angles_z * '0 0 1');
1174                                         self.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);
1175                                 }
1176                         }
1177                 }
1178                 else
1179                 {
1180                         if (fr == WFRAME_IDLE)
1181                                 a = self.weaponentity.anim_idle;
1182                         else if (fr == WFRAME_FIRE1)
1183                                 a = self.weaponentity.anim_fire1;
1184                         else if (fr == WFRAME_FIRE2)
1185                                 a = self.weaponentity.anim_fire2;
1186                         else if (fr == WFRAME_RELOAD)
1187                                 a = self.weaponentity.anim_reload;
1188                         a_z *= g_weaponratefactor;
1189                         setanim(self.weaponentity, a, restartanim == FALSE, restartanim, restartanim);
1190                 }
1191         }
1192
1193         v_forward = of;
1194         v_right = or;
1195         v_up = ou;
1196
1197         if(self.weapon_think == w_ready && func != w_ready && self.weaponentity.state == WS_RAISE)
1198         {
1199                 backtrace("Tried to override initial weapon think function - should this really happen?");
1200         }
1201
1202         t *= W_WeaponRateFactor();
1203
1204         // VorteX: haste can be added here
1205         if (self.weapon_think == w_ready)
1206         {
1207                 self.weapon_nextthink = time;
1208                 //dprint("started firing at ", ftos(time), "\n");
1209         }
1210         if (self.weapon_nextthink < time - self.weapon_frametime * 1.5 || self.weapon_nextthink > time + self.weapon_frametime * 1.5)
1211         {
1212                 self.weapon_nextthink = time;
1213                 //dprint("reset weapon animation timer at ", ftos(time), "\n");
1214         }
1215         self.weapon_nextthink = self.weapon_nextthink + t;
1216         self.weapon_think = func;
1217         //dprint("next ", ftos(self.weapon_nextthink), "\n");
1218
1219         if (restartanim)
1220         if (t)
1221         if (!self.crouch) // shoot anim stands up, this looks bad
1222         {
1223                 local vector anim;
1224                 anim = self.anim_shoot;
1225                 anim_z = anim_y / (t + sys_frametime);
1226                 setanim(self, anim, FALSE, TRUE, TRUE);
1227         }
1228 };
1229
1230 void weapon_boblayer1(float spd, vector org)
1231 {
1232         // VorteX: haste can be added here
1233 };
1234
1235 vector W_CalculateProjectileVelocity(vector pvelocity, vector mvelocity)
1236 {
1237         vector mdirection;
1238         float mspeed;
1239         float outspeed;
1240         float nstyle;
1241         vector outvelocity;
1242
1243         mvelocity = mvelocity * g_weaponspeedfactor;
1244
1245         mdirection = normalize(mvelocity);
1246         mspeed = vlen(mvelocity);
1247
1248         nstyle = cvar("g_projectiles_newton_style");
1249         if(nstyle == 0)
1250         {
1251                 // absolute velocity
1252                 outvelocity = mvelocity;
1253         }
1254         else if(nstyle == 1)
1255         {
1256                 // true Newtonian projectiles
1257                 outvelocity = pvelocity + mvelocity;
1258         }
1259         else if(nstyle == 2)
1260         {
1261                 // true Newtonian projectiles with automatic aim adjustment
1262                 //
1263                 // solve: |outspeed * mdirection - pvelocity| = mspeed
1264                 // outspeed^2 - 2 * outspeed * (mdirection * pvelocity) + pvelocity^2 - mspeed^2 = 0
1265                 // outspeed = (mdirection * pvelocity) +- sqrt((mdirection * pvelocity)^2 - pvelocity^2 + mspeed^2)
1266                 // PLUS SIGN!
1267                 // not defined?
1268                 // then...
1269                 // pvelocity^2 - (mdirection * pvelocity)^2 > mspeed^2
1270                 // velocity without mdirection component > mspeed
1271                 // fire at smallest possible mspeed that works?
1272                 // |(mdirection * pvelocity) * pvelocity - pvelocity| = mspeed
1273
1274                 vector solution;
1275                 solution = solve_quadratic(1, -2 * (mdirection * pvelocity), pvelocity * pvelocity - mspeed * mspeed);
1276                 if(solution_z)
1277                         outspeed = solution_y; // the larger one
1278                 else
1279                 {
1280                         //outspeed = 0; // slowest possible shot
1281                         outspeed = solution_x; // the real part (that is, the average!)
1282                         //dprint("impossible shot, adjusting\n");
1283                 }
1284
1285                 outspeed = bound(mspeed * cvar("g_projectiles_newton_style_2_minfactor"), outspeed, mspeed * cvar("g_projectiles_newton_style_2_maxfactor"));
1286                 outvelocity = mdirection * outspeed;
1287         }
1288         else if(nstyle == 3)
1289         {
1290                 // pseudo-Newtonian:
1291                 outspeed = mspeed + mdirection * pvelocity;
1292                 outspeed = bound(mspeed * 0.7, outspeed, mspeed * 5.0);
1293                 outvelocity = mdirection * outspeed;
1294         }
1295         else if(nstyle == 4)
1296         {
1297                 // tZorkian:
1298                 outspeed = mspeed + vlen(pvelocity);
1299                 outvelocity = mdirection * outspeed;
1300         }
1301         else
1302                 error("g_projectiles_newton_style must be 0 (absolute), 1 (Newtonian), 2 (Newtonian + aimfix), 3 (pseudo Newtonian) or 4 (tZorkian)!");
1303
1304         return outvelocity;
1305 }
1306
1307 void W_AttachToShotorg(entity flash, vector offset)
1308 {
1309         entity xflash;
1310         flash.owner = self;
1311         flash.angles_z = random() * 360;
1312         if(qcweaponanimation)
1313         {
1314                 setorigin(flash, w_shotorg + w_shotdir * 50);
1315                 flash.angles = vectoangles(w_shotdir);
1316                 flash.angles_z = random() * 360;
1317         }
1318         else
1319         {
1320                 setattachment(flash, self.weaponentity, "shot");
1321                 setorigin(flash, offset);
1322
1323                 xflash = spawn();
1324                 copyentity(flash, xflash);
1325
1326                 flash.viewmodelforclient = self;
1327
1328                 if(self.weaponentity.oldorigin_x > 0)
1329                 {
1330                         setattachment(xflash, self.exteriorweaponentity, "");
1331                         setorigin(xflash, self.weaponentity.oldorigin + offset);
1332                 }
1333                 else
1334                 {
1335                         setattachment(xflash, self.exteriorweaponentity, "shot");
1336                 }
1337         }
1338 }
1339
1340 vector cliptoplane(vector v, vector p)
1341 {
1342         return v - (v * p) * p;
1343 }
1344
1345 vector solve_cubic_pq(float p, float q)
1346 {
1347         float D, u, v, a;
1348         D = q*q/4.0 + p*p*p/27.0;
1349         if(D < 0)
1350         {
1351                 // irreducibilis
1352                 a = 1.0/3.0 * acos(-q/2.0 * sqrt(-27.0/(p*p*p)));
1353                 u = sqrt(-4.0/3.0 * p);
1354                 // a in range 0..pi/3
1355                 // cos(a)
1356                 // cos(a + 2pi/3)
1357                 // cos(a + 4pi/3)
1358                 return
1359                         u *
1360                         (
1361                                 '1 0 0' * cos(a + 2.0/3.0*M_PI)
1362                                 +
1363                                 '0 1 0' * cos(a + 4.0/3.0*M_PI)
1364                                 +
1365                                 '0 0 1' * cos(a)
1366                         );
1367         }
1368         else if(D == 0)
1369         {
1370                 // simple
1371                 if(p == 0)
1372                         return '0 0 0';
1373                 u = 3*q/p;
1374                 v = -u/2;
1375                 if(u >= v)
1376                         return '1 1 0' * v + '0 0 1' * u;
1377                 else
1378                         return '0 1 1' * v + '1 0 0' * u;
1379         }
1380         else
1381         {
1382                 // cardano
1383                 u = cbrt(-q/2.0 + sqrt(D));
1384                 v = cbrt(-q/2.0 - sqrt(D));
1385                 return '1 1 1' * (u + v);
1386         }
1387 }
1388 vector solve_cubic_abcd(float a, float b, float c, float d)
1389 {
1390         // y = 3*a*x + b
1391         // x = (y - b) / 3a
1392         float p, q;
1393         vector v;
1394         p = (9*a*c - 3*b*b);
1395         q = (27*a*a*d - 9*a*b*c + 2*b*b*b);
1396         v = solve_cubic_pq(p, q);
1397         v = (v -  b * '1 1 1') * (1.0 / (3.0 * a));
1398         if(a < 0)
1399                 v += '1 0 -1' * (v_z - v_x); // swap x, z
1400         return v;
1401 }
1402
1403 vector findperpendicular(vector v)
1404 {
1405         vector p;
1406         p_x = v_z;
1407         p_y = -v_x;
1408         p_z = v_y;
1409         return normalize(cliptoplane(p, v));
1410 }
1411
1412 vector W_CalculateProjectileSpread(vector forward, float spread)
1413 {
1414         float sigma;
1415         vector v1, v2;
1416         float dx, dy, r;
1417         float sstyle;
1418         spread *= g_weaponspreadfactor;
1419         if(spread <= 0)
1420                 return forward;
1421         sstyle = cvar("g_projectiles_spread_style");
1422
1423         if(sstyle == 0)
1424         {
1425                 // this is the baseline for the spread value!
1426                 // standard deviation: sqrt(2/5)
1427                 // density function: sqrt(1-r^2)
1428                 return forward + randomvec() * spread;
1429         }
1430         else if(sstyle == 1)
1431         {
1432                 // same thing, basically
1433                 return normalize(forward + cliptoplane(randomvec() * spread, forward));
1434         }
1435         else if(sstyle == 2)
1436         {
1437                 // circle spread... has at sigma=1 a standard deviation of sqrt(1/2)
1438                 sigma = spread * 0.89442719099991587855; // match baseline stddev
1439                 v1 = findperpendicular(forward);
1440                 v2 = cross(forward, v1);
1441                 // random point on unit circle
1442                 dx = random() * 2 * M_PI;
1443                 dy = sin(dx);
1444                 dx = cos(dx);
1445                 // radius in our dist function
1446                 r = random();
1447                 r = sqrt(r);
1448                 return normalize(forward + (v1 * dx + v2 * dy) * r * sigma);
1449         }
1450         else if(sstyle == 3) // gauss 3d
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 = forward;
1455                 v1_x += gsl_ran_gaussian(sigma);
1456                 v1_y += gsl_ran_gaussian(sigma);
1457                 v1_z += gsl_ran_gaussian(sigma);
1458                 return v1;
1459         }
1460         else if(sstyle == 4) // gauss 2d
1461         {
1462                 sigma = spread * 0.44721359549996; // match baseline stddev
1463                 // note: 2D gaussian has sqrt(2) times the stddev of 1D, so this factor is right
1464                 v1_x = gsl_ran_gaussian(sigma);
1465                 v1_y = gsl_ran_gaussian(sigma);
1466                 v1_z = gsl_ran_gaussian(sigma);
1467                 return normalize(forward + cliptoplane(v1, forward));
1468         }
1469         else if(sstyle == 5) // 1-r
1470         {
1471                 sigma = spread * 1.154700538379252; // match baseline stddev
1472                 v1 = findperpendicular(forward);
1473                 v2 = cross(forward, v1);
1474                 // random point on unit circle
1475                 dx = random() * 2 * M_PI;
1476                 dy = sin(dx);
1477                 dx = cos(dx);
1478                 // radius in our dist function
1479                 r = random();
1480                 r = solve_cubic_abcd(-2, 3, 0, -r) * '0 1 0';
1481                 return normalize(forward + (v1 * dx + v2 * dy) * r * sigma);
1482         }
1483         else if(sstyle == 6) // 1-r^2
1484         {
1485                 sigma = spread * 1.095445115010332; // match baseline stddev
1486                 v1 = findperpendicular(forward);
1487                 v2 = cross(forward, v1);
1488                 // random point on unit circle
1489                 dx = random() * 2 * M_PI;
1490                 dy = sin(dx);
1491                 dx = cos(dx);
1492                 // radius in our dist function
1493                 r = random();
1494                 r = sqrt(1 - r);
1495                 r = sqrt(1 - r);
1496                 return normalize(forward + (v1 * dx + v2 * dy) * r * sigma);
1497         }
1498         else if(sstyle == 7) // (1-r) (2-r)
1499         {
1500                 sigma = spread * 1.224744871391589; // match baseline stddev
1501                 v1 = findperpendicular(forward);
1502                 v2 = cross(forward, v1);
1503                 // random point on unit circle
1504                 dx = random() * 2 * M_PI;
1505                 dy = sin(dx);
1506                 dx = cos(dx);
1507                 // radius in our dist function
1508                 r = random();
1509                 r = 1 - sqrt(r);
1510                 r = 1 - sqrt(r);
1511                 return normalize(forward + (v1 * dx + v2 * dy) * r * sigma);
1512         }
1513         else
1514                 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)!");
1515         return '0 0 0';
1516         /*
1517          * how to derive falloff functions:
1518          * rho(r) := (2-r) * (1-r);
1519          * a : 0;
1520          * b : 1;
1521          * rhor(r) := r * rho(r);
1522          * cr(t) := integrate(rhor(r), r, a, t);
1523          * scr(t) := integrate(rhor(r) * r^2, r, a, t);
1524          * variance : scr(b) / cr(b);
1525          * solve(cr(r) = rand * cr(b), r), programmmode:false;
1526          * sqrt(0.4 / variance), numer;
1527          */
1528 }
1529
1530 #if 0
1531 float mspercallsum;
1532 float mspercallsstyle;
1533 float mspercallcount;
1534 #endif
1535 void W_SetupProjectileVelocityEx(entity missile, vector dir, vector upDir, float pSpeed, float pUpSpeed, float pZSpeed, float spread)
1536 {
1537         if(missile.owner == world)
1538                 error("Unowned missile");
1539
1540         dir = dir + upDir * (pUpSpeed / pSpeed);
1541         dir_z += pZSpeed / pSpeed;
1542         pSpeed *= vlen(dir);
1543         dir = normalize(dir);
1544
1545 #if 0
1546         if(cvar("g_projectiles_spread_style") != mspercallsstyle)
1547         {
1548                 mspercallsum = mspercallcount = 0;
1549                 mspercallsstyle = cvar("g_projectiles_spread_style");
1550         }
1551         mspercallsum -= gettime(GETTIME_HIRES);
1552 #endif
1553         dir = W_CalculateProjectileSpread(dir, spread);
1554 #if 0
1555         mspercallsum += gettime(GETTIME_HIRES);
1556         mspercallcount += 1;
1557         print("avg: ", ftos(mspercallcount / mspercallsum), " per sec\n");
1558 #endif
1559
1560         missile.velocity = W_CalculateProjectileVelocity(missile.owner.velocity, pSpeed * dir);
1561 }
1562
1563 void W_SetupProjectileVelocity(entity missile, float pSpeed, float spread)
1564 {
1565         W_SetupProjectileVelocityEx(missile, w_shotdir, v_up, pSpeed, 0, 0, spread);
1566 }
1567
1568 #define W_SETUPPROJECTILEVELOCITY_UP(m,s) W_SetupProjectileVelocityEx(m, w_shotdir, v_up, cvar(#s "_speed"), cvar(#s "_speed_up"), cvar(#s "_speed_z"), cvar(#s "_spread"))
1569 #define W_SETUPPROJECTILEVELOCITY(m,s) W_SetupProjectileVelocityEx(m, w_shotdir, v_up, cvar(#s "_speed"), 0, 0, cvar(#s "_spread"))