data/qcsrc/server/cl_weaponsystem.qc

   1 /*\r
   2 ===========================================================================\r
   3 \r
   4   CLIENT WEAPONSYSTEM CODE\r
   5   Bring back W_Weaponframe\r
   6 \r
   7 ===========================================================================\r
   8 */\r
   9 \r
  10 .float weapon_frametime;\r
  11 \r
  12 float W_WeaponRateFactor()\r
  13 {\r
  14         float t;\r
  15         t = 1.0 / g_weaponratefactor;\r
  16 \r
  17         return t;\r
  18 }\r
  19 \r
  20 void W_SwitchWeapon_Force(entity e, float w)\r
  21 {\r
  22         e.cnt = e.switchweapon;\r
  23         e.switchweapon = w;\r
  24 }\r
  25 \r
  26 .float antilag_debug;\r
  27 \r
  28 // VorteX: static frame globals\r
  29 float WFRAME_DONTCHANGE = -1;\r
  30 float WFRAME_FIRE1 = 0;\r
  31 float WFRAME_FIRE2 = 1;\r
  32 float WFRAME_IDLE = 2;\r
  33 float WFRAME_RELOAD = 3;\r
  34 .float wframe;\r
  35 \r
  36 void(float fr, float t, void() func) weapon_thinkf;\r
  37 \r
  38 vector W_HitPlotUnnormalizedUntransform(vector screenforward, vector screenright, vector screenup, vector v)\r
  39 {\r
  40         vector ret;\r
  41         ret_x = screenright * v;\r
  42         ret_y = screenup * v;\r
  43         ret_z = screenforward * v;\r
  44         return ret;\r
  45 }\r
  46 \r
  47 vector W_HitPlotNormalizedUntransform(vector org, entity targ, vector screenforward, vector screenright, vector screenup, vector v)\r
  48 {\r
  49         float i, j, k;\r
  50         vector mi, ma, thisv, myv, ret;\r
  51 \r
  52         myv = W_HitPlotUnnormalizedUntransform(screenforward, screenright, screenup, org);\r
  53 \r
  54         // x = 0..1 relative to hitbox; y = 0..1 relative to hitbox; z = distance\r
  55 \r
  56         for(i = 0; i < 2; ++i) for(j = 0; j < 2; ++j) for(k = 0; k < 2; ++k)\r
  57         {\r
  58                 thisv = targ.origin;\r
  59                 if(i) thisv_x += targ.maxs_x; else thisv_x += targ.mins_x;\r
  60                 if(j) thisv_y += targ.maxs_y; else thisv_y += targ.mins_y;\r
  61                 if(k) thisv_z += targ.maxs_z; else thisv_z += targ.mins_z;\r
  62                 thisv = W_HitPlotUnnormalizedUntransform(screenforward, screenright, screenup, thisv);\r
  63                 if(i || j || k)\r
  64                 {\r
  65                         if(mi_x > thisv_x) mi_x = thisv_x; if(ma_x < thisv_x) ma_x = thisv_x;\r
  66                         if(mi_y > thisv_y) mi_y = thisv_y; if(ma_y < thisv_y) ma_y = thisv_y;\r
  67                         //if(mi_z > thisv_z) mi_z = thisv_z; if(ma_z < thisv_z) ma_y = thisv_z;\r
  68                 }\r
  69                 else\r
  70                 {\r
  71                         // first run\r
  72                         mi = ma = thisv;\r
  73                 }\r
  74         }\r
  75 \r
  76         thisv = W_HitPlotUnnormalizedUntransform(screenforward, screenright, screenup, v);\r
  77         ret_x = (thisv_x - mi_x) / (ma_x - mi_x);\r
  78         ret_y = (thisv_y - mi_y) / (ma_y - mi_y);\r
  79         ret_z = thisv_z - myv_z;\r
  80         return ret;\r
  81 }\r
  82 \r
  83 void W_HitPlotAnalysis(entity player, vector screenforward, vector screenright, vector screenup)\r
  84 {\r
  85         vector hitplot;\r
  86         vector org;\r
  87         float lag;\r
  88 \r
  89         if(player.hitplotfh >= 0)\r
  90         {\r
  91                 lag = ANTILAG_LATENCY(player);\r
  92                 if(lag < 0.001)\r
  93                         lag = 0;\r
  94                 if(clienttype(player) != CLIENTTYPE_REAL)\r
  95                         lag = 0; // only antilag for clients\r
  96 \r
  97                 org = player.origin + player.view_ofs;\r
  98                 traceline_antilag_force(player, org, org + screenforward * MAX_SHOT_DISTANCE, MOVE_NORMAL, player, lag);\r
  99                 if(trace_ent.flags & FL_CLIENT)\r
 100                 {\r
 101                         antilag_takeback(trace_ent, time - lag);\r
 102                         hitplot = W_HitPlotNormalizedUntransform(org, trace_ent, screenforward, screenright, screenup, trace_endpos);\r
 103                         antilag_restore(trace_ent);\r
 104                         fputs(player.hitplotfh, strcat(ftos(hitplot_x), " ", ftos(hitplot_y), " ", ftos(hitplot_z), " ", ftos(player.switchweapon), "\n"));\r
 105                         //print(strcat(ftos(hitplot_x), " ", ftos(hitplot_y), " ", ftos(hitplot_z), "\n"));\r
 106                 }\r
 107         }\r
 108 }\r
 109 \r
 110 vector w_shotorg;\r
 111 vector w_shotdir;\r
 112 \r
 113 // this function calculates w_shotorg and w_shotdir based on the weapon model\r
 114 // offset, trueaim and antilag, and won't put w_shotorg inside a wall.\r
 115 // make sure you call makevectors first (FIXME?)\r
 116 void W_SetupShot_Dir_ProjectileSize(entity ent, vector s_forward, vector mi, vector ma, float antilag, float recoil, string snd, float maxdamage)\r
 117 {\r
 118         float nudge = 1; // added to traceline target and subtracted from result\r
 119         local vector trueaimpoint;\r
 120         local float oldsolid;\r
 121         vector vecs, dv;\r
 122         oldsolid = ent.dphitcontentsmask;\r
 123         ent.dphitcontentsmask = DPCONTENTS_SOLID | DPCONTENTS_BODY | DPCONTENTS_CORPSE;\r
 124         if(antilag)\r
 125                 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));\r
 126                 // passing world, because we do NOT want it to touch dphitcontentsmask\r
 127         else\r
 128                 WarpZone_TraceLine(ent.origin + ent.view_ofs, ent.origin + ent.view_ofs + s_forward * MAX_SHOT_DISTANCE, MOVE_NOMONSTERS, ent);\r
 129         ent.dphitcontentsmask = DPCONTENTS_SOLID | DPCONTENTS_BODY | DPCONTENTS_CORPSE;\r
 130 \r
 131         vector vf, vr, vu;\r
 132         vf = v_forward;\r
 133         vr = v_right;\r
 134         vu = v_up;\r
 135         trueaimpoint = WarpZone_UnTransformOrigin(WarpZone_trace_transform, trace_endpos); // warpzone support\r
 136         v_forward = vf;\r
 137         v_right = vr;\r
 138         v_up = vu;\r
 139 \r
 140         // track max damage\r
 141         if not(inWarmupStage) {\r
 142                 entity w;\r
 143                 w = get_weaponinfo(ent.weapon);\r
 144                 if(w.spawnflags & WEP_TYPE_SPLASH) {  // splash damage\r
 145                         ent.stats_fired[ent.weapon - 1] += maxdamage;\r
 146                         ent.stat_fired = ent.weapon + 64 * floor(ent.stats_fired[ent.weapon - 1]);\r
 147                 }\r
 148         }\r
 149 \r
 150         W_HitPlotAnalysis(ent, v_forward, v_right, v_up);\r
 151 \r
 152         if(ent.weaponentity.movedir_x > 0)\r
 153         {\r
 154                 vecs = ent.weaponentity.movedir;\r
 155                 vecs_y = -vecs_y;\r
 156         }\r
 157         else\r
 158                 vecs = '0 0 0';\r
 159 \r
 160         if(debug_shotorg != '0 0 0')\r
 161                 vecs = debug_shotorg;\r
 162 \r
 163         dv = v_right * vecs_y + v_up * vecs_z;\r
 164         w_shotorg = ent.origin + ent.view_ofs + dv;\r
 165 \r
 166         // now move the shotorg forward as much as requested if possible\r
 167         if(antilag)\r
 168         {\r
 169                 if(ent.antilag_debug)\r
 170                         tracebox_antilag(ent, w_shotorg, mi, ma, w_shotorg + v_forward * (vecs_x + nudge), MOVE_NORMAL, ent, ent.antilag_debug);\r
 171                 else\r
 172                         tracebox_antilag(ent, w_shotorg, mi, ma, w_shotorg + v_forward * (vecs_x + nudge), MOVE_NORMAL, ent, ANTILAG_LATENCY(ent));\r
 173         }\r
 174         else\r
 175                 tracebox(w_shotorg, mi, ma, w_shotorg + v_forward * (vecs_x + nudge), MOVE_NORMAL, ent);\r
 176         w_shotorg = trace_endpos - v_forward * nudge;\r
 177         // calculate the shotdir from the chosen shotorg\r
 178         w_shotdir = normalize(trueaimpoint - w_shotorg);\r
 179 \r
 180         if (antilag)\r
 181         if (!ent.cvar_cl_noantilag)\r
 182         {\r
 183                 if (cvar("g_antilag") == 1) // switch to "ghost" if not hitting original\r
 184                 {\r
 185                         traceline(w_shotorg, w_shotorg + w_shotdir * MAX_SHOT_DISTANCE, MOVE_NORMAL, ent);\r
 186                         if (!trace_ent.takedamage)\r
 187                         {\r
 188                                 traceline_antilag_force (ent, w_shotorg, w_shotorg + w_shotdir * MAX_SHOT_DISTANCE, MOVE_NORMAL, ent, ANTILAG_LATENCY(ent));\r
 189                                 if (trace_ent.takedamage && trace_ent.classname == "player")\r
 190                                 {\r
 191                                         entity e;\r
 192                                         e = trace_ent;\r
 193                                         traceline(w_shotorg, e.origin, MOVE_NORMAL, ent);\r
 194                                         if(trace_ent == e)\r
 195                                                 w_shotdir = normalize(trace_ent.origin - w_shotorg);\r
 196                                 }\r
 197                         }\r
 198                 }\r
 199                 else if(cvar("g_antilag") == 3) // client side hitscan\r
 200                 {\r
 201                         // this part MUST use prydon cursor\r
 202                         if (ent.cursor_trace_ent)                 // client was aiming at someone\r
 203                         if (ent.cursor_trace_ent != ent)         // just to make sure\r
 204                         if (ent.cursor_trace_ent.takedamage)      // and that person is killable\r
 205                         if (ent.cursor_trace_ent.classname == "player") // and actually a player\r
 206                         {\r
 207                                 // verify that the shot would miss without antilag\r
 208                                 // (avoids an issue where guns would always shoot at their origin)\r
 209                                 traceline(w_shotorg, w_shotorg + w_shotdir * MAX_SHOT_DISTANCE, MOVE_NORMAL, ent);\r
 210                                 if (!trace_ent.takedamage)\r
 211                                 {\r
 212                                         // verify that the shot would hit if altered\r
 213                                         traceline(w_shotorg, ent.cursor_trace_ent.origin, MOVE_NORMAL, ent);\r
 214                                         if (trace_ent == ent.cursor_trace_ent)\r
 215                                                 w_shotdir = normalize(ent.cursor_trace_ent.origin - w_shotorg);\r
 216                                         else\r
 217                                                 print("antilag fail\n");\r
 218                                 }\r
 219                         }\r
 220                 }\r
 221         }\r
 222 \r
 223         ent.dphitcontentsmask = oldsolid; // restore solid type (generally SOLID_SLIDEBOX)\r
 224 \r
 225         if (!g_norecoil)\r
 226                 ent.punchangle_x = recoil * -1;\r
 227 \r
 228         if (snd != "")\r
 229         {\r
 230                 sound (ent, CHAN_WEAPON, snd, VOL_BASE, ATTN_NORM);\r
 231         }\r
 232 \r
 233         if (ent.items & IT_STRENGTH)\r
 234         sound (ent, CHAN_AUTO, "weapons/strength_fire.wav", VOL_BASE, ATTN_NORM);\r
 235 };\r
 236 \r
 237 #define W_SetupShot_ProjectileSize(ent,mi,ma,antilag,recoil,snd,maxdamage) W_SetupShot_Dir_ProjectileSize(ent, v_forward, mi, ma, antilag, recoil, snd, maxdamage)\r
 238 #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)\r
 239 #define W_SetupShot(ent,antilag,recoil,snd,maxdamage) W_SetupShot_ProjectileSize(ent, '0 0 0', '0 0 0', antilag, recoil, snd, maxdamage)\r
 240 \r
 241 .string weaponname;\r
 242 \r
 243 float CL_Weaponentity_CustomizeEntityForClient()\r
 244 {\r
 245         self.viewmodelforclient = self.owner;\r
 246         if(other.classname == "spectator")\r
 247                 if(other.enemy == self.owner)\r
 248                         self.viewmodelforclient = other;\r
 249         return TRUE;\r
 250 }\r
 251 \r
 252 float CL_ExteriorWeaponentity_CustomizeEntityForClient()\r
 253 {\r
 254         // hide the exterior weapon entity of a predator from their prey\r
 255         // otherwise, the stomach model the predator is transformed in (see Client_customizeentityforclient) will have a weapon model attached to it\r
 256         if(self.owner.weaponname == "" || self.owner.deadflag != DEAD_NO)\r
 257                 return TRUE;\r
 258 \r
 259         if(other.spectatee_status)\r
 260                 other = other.enemy; // also do this for the player we are spectating\r
 261 \r
 262         if not(other.cvar_chase_active || other.classname == "observer") // the observer check prevents a bug\r
 263         if(other.predator == self.owner || other.fakepredator == self.owner)\r
 264         {\r
 265                 setmodel(self, "");\r
 266                 return TRUE;\r
 267         }\r
 268 \r
 269         setmodel(self, strcat("models/weapons/v_", self.owner.weaponname, ".md3"));\r
 270         return TRUE;\r
 271 }\r
 272 \r
 273 float qcweaponanimation;\r
 274 vector weapon_offset = '0 -10 0';\r
 275 vector weapon_adjust = '10 0 -15';\r
 276 .vector weapon_morph0origin;\r
 277 .vector weapon_morph0angles;\r
 278 .float  weapon_morph0time;\r
 279 .vector weapon_morph1origin;\r
 280 .vector weapon_morph1angles;\r
 281 .float  weapon_morph1time;\r
 282 .vector weapon_morph2origin;\r
 283 .vector weapon_morph2angles;\r
 284 .float  weapon_morph2time;\r
 285 .vector weapon_morph3origin;\r
 286 .vector weapon_morph3angles;\r
 287 .float  weapon_morph3time;\r
 288 .vector weapon_morph4origin;\r
 289 .vector weapon_morph4angles;\r
 290 .float  weapon_morph4time;\r
 291 #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)\r
 292 \r
 293 /*\r
 294  * supported formats:\r
 295  *\r
 296  * 1. simple animated model, muzzle flash handling on h_ model:\r
 297  *    h_tuba.dpm, h_tuba.dpm.framegroups - invisible model controlling the animation\r
 298  *      tags:\r
 299  *        shot = muzzle end (shot origin, also used for muzzle flashes)\r
 300  *        shell = casings ejection point (must be on the right hand side of the gun)\r
 301  *        weapon = attachment for v_tuba.md3\r
 302  *    v_tuba.md3 - first and third person model\r
 303  *    g_tuba.md3 - pickup model\r
 304  *\r
 305  * 2. simple animated model, muzzle flash handling on v_ model:\r
 306  *    h_tuba.dpm, h_tuba.dpm.framegroups - invisible model controlling the animation\r
 307  *      tags:\r
 308  *        weapon = attachment for v_tuba.md3\r
 309  *    v_tuba.md3 - first and third person model\r
 310  *      tags:\r
 311  *        shot = muzzle end (shot origin, also used for muzzle flashes)\r
 312  *        shell = casings ejection point (must be on the right hand side of the gun)\r
 313  *    g_tuba.md3 - pickup model\r
 314  *\r
 315  * 3. fully animated model, muzzle flash handling on h_ model:\r
 316  *    h_tuba.dpm, h_tuba.dpm.framegroups - animated first person model\r
 317  *      tags:\r
 318  *        shot = muzzle end (shot origin, also used for muzzle flashes)\r
 319  *        shell = casings ejection point (must be on the right hand side of the gun)\r
 320  *        handle = corresponding to the origin of v_tuba.md3 (used for muzzle flashes)\r
 321  *    v_tuba.md3 - third person model\r
 322  *    g_tuba.md3 - pickup model\r
 323  *\r
 324  * 4. fully animated model, muzzle flash handling on v_ model:\r
 325  *    h_tuba.dpm, h_tuba.dpm.framegroups - animated first person model\r
 326  *      tags:\r
 327  *        shot = muzzle end (shot origin)\r
 328  *        shell = casings ejection point (must be on the right hand side of the gun)\r
 329  *    v_tuba.md3 - third person model\r
 330  *      tags:\r
 331  *        shot = muzzle end (for muzzle flashes)\r
 332  *    g_tuba.md3 - pickup model\r
 333  */\r
 334 \r
 335 void CL_Weaponentity_Think()\r
 336 {\r
 337         float tb, v_shot_idx;\r
 338         self.nextthink = time;\r
 339         if (intermission_running)\r
 340                 self.frame = self.anim_idle_x;\r
 341         if (self.owner.weaponentity != self)\r
 342         {\r
 343                 if (self.weaponentity)\r
 344                         remove(self.weaponentity);\r
 345                 remove(self);\r
 346                 return;\r
 347         }\r
 348         if (self.owner.deadflag != DEAD_NO)\r
 349         {\r
 350                 self.model = "";\r
 351                 if (self.weaponentity)\r
 352                         self.weaponentity.model = "";\r
 353                 return;\r
 354         }\r
 355         if (self.cnt != self.owner.weapon || self.dmg != self.owner.modelindex || self.deadflag != self.owner.deadflag)\r
 356         {\r
 357                 self.cnt = self.owner.weapon;\r
 358                 self.dmg = self.owner.modelindex;\r
 359                 self.deadflag = self.owner.deadflag;\r
 360 \r
 361                 string animfilename;\r
 362                 float animfile;\r
 363                 if (self.owner.weaponname != "")\r
 364                 {\r
 365                         // if there is a child entity, hide it until we're sure we use it\r
 366                         if (self.weaponentity)\r
 367                                 self.weaponentity.model = "";\r
 368                         setmodel(self, strcat("models/weapons/v_", self.owner.weaponname, ".md3")); // precision set below\r
 369                         v_shot_idx = gettagindex(self, "shot"); // used later\r
 370                         if(!v_shot_idx)\r
 371                                 v_shot_idx = gettagindex(self, "tag_shot");\r
 372 \r
 373                         if(qcweaponanimation)\r
 374                         {\r
 375                                 self.angles = '0 0 0';\r
 376                                 makevectors(self.angles_x * '-1 0 0' + self.angles_y * '0 1 0' + self.angles_z * '0 0 1');\r
 377                                 self.movedir = weapon_offset_x * v_forward - weapon_offset_y * v_right + weapon_offset_z * v_up + weapon_adjust;\r
 378                                 self.movedir_x += 32;\r
 379                                 self.spawnorigin = self.movedir;\r
 380                                 // oldorigin - not calculated here\r
 381                         }\r
 382                         else\r
 383                         {\r
 384                                 setmodel(self, strcat("models/weapons/h_", self.owner.weaponname, ".iqm")); // precision set below\r
 385                                 animfilename = strcat("models/weapons/h_", self.owner.weaponname, ".iqm.animinfo");\r
 386                                 animfile = fopen(animfilename, FILE_READ);\r
 387                                 // preset some defaults that work great for renamed zym files (which don't need an animinfo)\r
 388                                 self.anim_fire1  = '0 1 0.01';\r
 389                                 self.anim_fire2  = '1 1 0.01';\r
 390                                 self.anim_idle   = '2 1 0.01';\r
 391                                 self.anim_reload = '3 1 0.01';\r
 392                                 if (animfile >= 0)\r
 393                                 {\r
 394                                         animparseerror = FALSE;\r
 395                                         self.anim_fire1  = animparseline(animfile);\r
 396                                         self.anim_fire2  = animparseline(animfile);\r
 397                                         self.anim_idle   = animparseline(animfile);\r
 398                                         self.anim_reload = animparseline(animfile);\r
 399                                         fclose(animfile);\r
 400                                         if (animparseerror)\r
 401                                                 print("Parse error in ", animfilename, ", some player animations are broken\n");\r
 402                                 }\r
 403 \r
 404                                 // if we have a "weapon" tag, let's attach the v_ model to it ("invisible hand" style model)\r
 405                                 // if we don't, this is a "real" animated model\r
 406                                 if(gettagindex(self, "weapon"))\r
 407                                 {\r
 408                                         if (!self.weaponentity)\r
 409                                                 self.weaponentity = spawn();\r
 410                                         setmodel(self.weaponentity, strcat("models/weapons/v_", self.owner.weaponname, ".md3")); // precision does not matter\r
 411                                         setattachment(self.weaponentity, self, "weapon");\r
 412                                 }\r
 413                                 else if(gettagindex(self, "tag_weapon"))\r
 414                                 {\r
 415                                         if (!self.weaponentity)\r
 416                                                 self.weaponentity = spawn();\r
 417                                         setmodel(self.weaponentity, strcat("models/weapons/v_", self.owner.weaponname, ".md3")); // precision does not matter\r
 418                                         setattachment(self.weaponentity, self, "tag_weapon");\r
 419                                 }\r
 420                                 else\r
 421                                 {\r
 422                                         if(self.weaponentity)\r
 423                                                 remove(self.weaponentity);\r
 424                                         self.weaponentity = world;\r
 425                                 }\r
 426 \r
 427                                 setorigin(self,'0 0 0');\r
 428                                 self.angles = '0 0 0';\r
 429                                 self.frame = 0;\r
 430                                 self.viewmodelforclient = world;\r
 431 \r
 432                                 float idx;\r
 433 \r
 434                                 if(v_shot_idx) // v_ model attached to invisible h_ model\r
 435                                 {\r
 436                                         self.movedir = gettaginfo(self.weaponentity, v_shot_idx);\r
 437                                 }\r
 438                                 else\r
 439                                 {\r
 440                                         idx = gettagindex(self, "shot");\r
 441                                         if(!idx)\r
 442                                                 idx = gettagindex(self, "tag_shot");\r
 443                                         if(idx)\r
 444                                                 self.movedir = gettaginfo(self, idx);\r
 445                                         else\r
 446                                         {\r
 447                                                 print("WARNING: weapon model ", self.model, " does not support the 'shot' tag, will display shots TOTALLY wrong\n");\r
 448                                                 self.movedir = '0 0 0';\r
 449                                         }\r
 450                                 }\r
 451 \r
 452                                 if(self.weaponentity) // v_ model attached to invisible h_ model\r
 453                                 {\r
 454                                         idx = gettagindex(self.weaponentity, "shell");\r
 455                                         if(!idx)\r
 456                                                 idx = gettagindex(self.weaponentity, "tag_shell");\r
 457                                         if(idx)\r
 458                                                 self.spawnorigin = gettaginfo(self.weaponentity, idx);\r
 459                                 }\r
 460                                 else\r
 461                                         idx = 0;\r
 462                                 if(!idx)\r
 463                                 {\r
 464                                         idx = gettagindex(self, "shell");\r
 465                                         if(!idx)\r
 466                                                 idx = gettagindex(self, "tag_shell");\r
 467                                         if(idx)\r
 468                                                 self.spawnorigin = gettaginfo(self, idx);\r
 469                                         else\r
 470                                         {\r
 471                                                 print("WARNING: weapon model ", self.model, " does not support the 'shell' tag, will display casings wrong\n");\r
 472                                                 self.spawnorigin = self.movedir;\r
 473                                         }\r
 474                                 }\r
 475 \r
 476                                 if(v_shot_idx)\r
 477                                 {\r
 478                                         self.oldorigin = '0 0 0'; // use regular attachment\r
 479                                 }\r
 480                                 else\r
 481                                 {\r
 482                                         if(self.weaponentity)\r
 483                                         {\r
 484                                                 idx = gettagindex(self, "weapon");\r
 485                                                 if(!idx)\r
 486                                                         idx = gettagindex(self, "tag_weapon");\r
 487                                         }\r
 488                                         else\r
 489                                         {\r
 490                                                 idx = gettagindex(self, "handle");\r
 491                                                 if(!idx)\r
 492                                                         idx = gettagindex(self, "tag_handle");\r
 493                                         }\r
 494                                         if(idx)\r
 495                                         {\r
 496                                                 self.oldorigin = self.movedir - gettaginfo(self, idx);\r
 497                                         }\r
 498                                         else\r
 499                                         {\r
 500                                                 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");\r
 501                                                 self.oldorigin = '0 0 0'; // there is no way to recover from this\r
 502                                         }\r
 503                                 }\r
 504 \r
 505                                 self.viewmodelforclient = self.owner;\r
 506                         }\r
 507                 }\r
 508                 else\r
 509                 {\r
 510                         self.model = "";\r
 511                         if(self.weaponentity)\r
 512                                 remove(self.weaponentity);\r
 513                         self.weaponentity = world;\r
 514                         self.movedir = '0 0 0';\r
 515                         self.spawnorigin = '0 0 0';\r
 516                         self.oldorigin = '0 0 0';\r
 517                         self.anim_fire1  = '0 1 0.01';\r
 518                         self.anim_fire2  = '0 1 0.01';\r
 519                         self.anim_idle   = '0 1 0.01';\r
 520                         self.anim_reload = '0 1 0.01';\r
 521                 }\r
 522 \r
 523                 self.view_ofs = '0 0 0';\r
 524 \r
 525                 if(self.movedir_x >= 0)\r
 526                 {\r
 527                         vector v0;\r
 528                         v0 = self.movedir;\r
 529                         self.movedir = shotorg_adjust(v0, FALSE, FALSE);\r
 530                         self.view_ofs = shotorg_adjust(v0, FALSE, TRUE) - v0;\r
 531                 }\r
 532                 self.owner.stat_shotorg = compressShotOrigin(self.movedir);\r
 533                 self.movedir = decompressShotOrigin(self.owner.stat_shotorg); // make them match perfectly\r
 534 \r
 535                 self.spawnorigin += self.view_ofs; // offset the casings origin by the same amount\r
 536 \r
 537                 // check if an instant weapon switch occurred\r
 538                 if (qcweaponanimation)\r
 539                 {\r
 540                         if (self.state == WS_READY)\r
 541                         {\r
 542                                 self.angles = '0 0 0';\r
 543                                 makevectors(self.angles_x * '-1 0 0' + self.angles_y * '0 1 0' + self.angles_z * '0 0 1');\r
 544                                 setorigin(self, QCWEAPONANIMATION_ORIGIN(self));\r
 545                         }\r
 546                 }\r
 547                 else\r
 548                         setorigin(self, self.view_ofs);\r
 549                 // reset animstate now\r
 550                 self.wframe = WFRAME_IDLE;\r
 551                 self.weapon_morph0time = 0;\r
 552                 self.weapon_morph1time = 0;\r
 553                 self.weapon_morph2time = 0;\r
 554                 self.weapon_morph3time = 0;\r
 555                 self.weapon_morph4time = 0;\r
 556                 setanim(self, self.anim_idle, TRUE, FALSE, TRUE);\r
 557         }\r
 558 \r
 559         tb = (self.effects & (EF_TELEPORT_BIT | EF_RESTARTANIM_BIT));\r
 560         self.effects = self.owner.effects & EFMASK_CHEAP;\r
 561         self.effects &~= EF_LOWPRECISION;\r
 562         self.effects &~= EF_FULLBRIGHT; // can mask team color, so get rid of it\r
 563         self.effects &~= EF_TELEPORT_BIT;\r
 564         self.effects &~= EF_RESTARTANIM_BIT;\r
 565         self.effects |= tb;\r
 566 \r
 567         if(self.owner.alpha == default_player_alpha)\r
 568                 self.alpha = default_weapon_alpha;\r
 569         else if(self.owner.alpha != 0 && self.owner.predator.classname != "player")\r
 570                 self.alpha = self.owner.alpha;\r
 571         else\r
 572                 self.alpha = 1;\r
 573 \r
 574         self.colormap = self.owner.colormap;\r
 575         if (self.weaponentity)\r
 576         {\r
 577                 self.weaponentity.effects = self.effects;\r
 578                 self.weaponentity.alpha = self.alpha;\r
 579                 self.weaponentity.colormap = self.colormap;\r
 580                 self.weaponentity.colormod = self.owner.colormod; // used by the regurgitating colors\r
 581         }\r
 582 \r
 583         self.angles = '0 0 0';\r
 584         local float f;\r
 585         f = 0;\r
 586         if (self.state == WS_RAISE && !intermission_running)\r
 587         {\r
 588                 f = (self.owner.weapon_nextthink - time) * g_weaponratefactor / cvar("g_balance_weaponswitchdelay");\r
 589                 self.angles_x = -90 * f * f;\r
 590                 if (qcweaponanimation)\r
 591                 {\r
 592                         makevectors(self.angles_x * '-1 0 0' + self.angles_y * '0 1 0' + self.angles_z * '0 0 1');\r
 593                         setorigin(self, QCWEAPONANIMATION_ORIGIN(self));\r
 594                 }\r
 595         }\r
 596         else if (self.state == WS_DROP && !intermission_running)\r
 597         {\r
 598                 f = 1 - (self.owner.weapon_nextthink - time) * g_weaponratefactor / cvar("g_balance_weaponswitchdelay");\r
 599                 self.angles_x = -90 * f * f;\r
 600                 if (qcweaponanimation)\r
 601                 {\r
 602                         makevectors(self.angles_x * '-1 0 0' + self.angles_y * '0 1 0' + self.angles_z * '0 0 1');\r
 603                         setorigin(self, QCWEAPONANIMATION_ORIGIN(self));\r
 604                 }\r
 605         }\r
 606         else if (self.state == WS_CLEAR)\r
 607         {\r
 608                 f = 1;\r
 609                 self.angles_x = -90 * f * f;\r
 610                 if (qcweaponanimation)\r
 611                 {\r
 612                         makevectors(self.angles_x * '-1 0 0' + self.angles_y * '0 1 0' + self.angles_z * '0 0 1');\r
 613                         setorigin(self, QCWEAPONANIMATION_ORIGIN(self));\r
 614                 }\r
 615         }\r
 616         else if (qcweaponanimation && time < self.owner.weapon_morph1time)\r
 617         {\r
 618                 f = (time - self.owner.weapon_morph0time) / (self.owner.weapon_morph1time - self.owner.weapon_morph0time);\r
 619                 f = 1 - pow(1 - f, 3);\r
 620                 self.angles = self.owner.weapon_morph0angles * (1 - f) + self.owner.weapon_morph1angles * f;\r
 621                 setorigin(self, self.owner.weapon_morph0origin * (1 - f) + self.owner.weapon_morph1origin * f);\r
 622         }\r
 623         else if (qcweaponanimation && time < self.owner.weapon_morph2time)\r
 624         {\r
 625                 f = (time - self.owner.weapon_morph1time) / (self.owner.weapon_morph2time - self.owner.weapon_morph1time);\r
 626                 f = 1 - pow(1 - f, 3);\r
 627                 self.angles = self.owner.weapon_morph1angles * (1 - f) + self.owner.weapon_morph2angles * f;\r
 628                 setorigin(self, self.owner.weapon_morph1origin * (1 - f) + self.owner.weapon_morph2origin * f);\r
 629         }\r
 630         else if (qcweaponanimation && time < self.owner.weapon_morph3time)\r
 631         {\r
 632                 f = (time - self.owner.weapon_morph2time) / (self.owner.weapon_morph3time - self.owner.weapon_morph2time);\r
 633                 f = 1 - pow(1 - f, 3);\r
 634                 self.angles = self.owner.weapon_morph2angles * (1 - f) + self.owner.weapon_morph3angles * f;\r
 635                 setorigin(self, self.owner.weapon_morph2origin * (1 - f) + self.owner.weapon_morph3origin * f);\r
 636         }\r
 637         else if (qcweaponanimation && time < self.owner.weapon_morph4time)\r
 638         {\r
 639                 f = (time - self.owner.weapon_morph3time) / (self.owner.weapon_morph4time - self.owner.weapon_morph3time);\r
 640                 f = 1 - pow(1 - f, 3);\r
 641                 self.angles = self.owner.weapon_morph3angles * (1 - f) + self.owner.weapon_morph4angles * f;\r
 642                 setorigin(self, self.owner.weapon_morph3origin * (1 - f) + self.owner.weapon_morph4origin * f);\r
 643         }\r
 644         else if (qcweaponanimation)\r
 645         {\r
 646                 // begin a new idle morph\r
 647                 self.owner.weapon_morph0time   = time;\r
 648                 self.owner.weapon_morph0angles = self.angles;\r
 649                 self.owner.weapon_morph0origin = self.origin;\r
 650 \r
 651                 float r;\r
 652                 float t;\r
 653 \r
 654                 r = random();\r
 655                 if (r < 0.1)\r
 656                 {\r
 657                         // turn gun to the left to look at it\r
 658                         t = 2;\r
 659                         self.owner.weapon_morph1time   = time + t * 0.2;\r
 660                         self.owner.weapon_morph1angles = randomvec() * 3 + '-5 30 0';\r
 661                         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');\r
 662                         self.owner.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self);\r
 663 \r
 664                         self.owner.weapon_morph2time   = time + t * 0.6;\r
 665                         self.owner.weapon_morph2angles = randomvec() * 3 + '-5 30 0';\r
 666                         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');\r
 667                         self.owner.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self);\r
 668 \r
 669                         self.owner.weapon_morph3time   = time + t;\r
 670                         self.owner.weapon_morph3angles = '0 0 0';\r
 671                         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');\r
 672                         self.owner.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self);\r
 673                 }\r
 674                 else if (r < 0.2)\r
 675                 {\r
 676                         // raise the gun a bit\r
 677                         t = 2;\r
 678                         self.owner.weapon_morph1time   = time + t * 0.2;\r
 679                         self.owner.weapon_morph1angles = randomvec() * 3 + '30 -10 0';\r
 680                         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');\r
 681                         self.owner.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self);\r
 682 \r
 683                         self.owner.weapon_morph2time   = time + t * 0.5;\r
 684                         self.owner.weapon_morph2angles = randomvec() * 3 + '30 -10 5';\r
 685                         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');\r
 686                         self.owner.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self);\r
 687 \r
 688                         self.owner.weapon_morph3time   = time + t;\r
 689                         self.owner.weapon_morph3angles = '0 0 0';\r
 690                         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');\r
 691                         self.owner.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self);\r
 692                 }\r
 693                 else if (r < 0.3)\r
 694                 {\r
 695                         // tweak it a bit\r
 696                         t = 5;\r
 697                         self.owner.weapon_morph1time   = time + t * 0.3;\r
 698                         self.owner.weapon_morph1angles = randomvec() * 6;\r
 699                         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');\r
 700                         self.owner.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self);\r
 701 \r
 702                         self.owner.weapon_morph2time   = time + t * 0.7;\r
 703                         self.owner.weapon_morph2angles = randomvec() * 6;\r
 704                         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');\r
 705                         self.owner.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self);\r
 706 \r
 707                         self.owner.weapon_morph3time   = time + t;\r
 708                         self.owner.weapon_morph3angles = '0 0 0';\r
 709                         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');\r
 710                         self.owner.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self);\r
 711                 }\r
 712                 else\r
 713                 {\r
 714                         // hold it mostly steady\r
 715                         t = random() * 6 + 4;\r
 716                         self.owner.weapon_morph1time   = time + t * 0.2;\r
 717                         self.owner.weapon_morph1angles = randomvec() * 1;\r
 718                         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');\r
 719                         self.owner.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self);\r
 720 \r
 721                         self.owner.weapon_morph2time   = time + t * 0.5;\r
 722                         self.owner.weapon_morph2angles = randomvec() * 1;\r
 723                         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');\r
 724                         self.owner.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self);\r
 725 \r
 726                         self.owner.weapon_morph3time   = time + t * 0.7;\r
 727                         self.owner.weapon_morph3angles = randomvec() * 1;\r
 728                         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');\r
 729                         self.owner.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self);\r
 730                 }\r
 731 \r
 732                 self.owner.weapon_morph4time   = time + t;\r
 733                 self.owner.weapon_morph4angles = '0 0 0';\r
 734                 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');\r
 735                 self.owner.weapon_morph4origin = QCWEAPONANIMATION_ORIGIN(self);\r
 736 \r
 737         }\r
 738 \r
 739         // if we are a micro or macro, size the weapon model accordingly\r
 740         if(self.owner.scale && cvar("g_healthsize_weaponscalefactor"))\r
 741         {\r
 742                 self.weaponentity.scale = (1 + cvar("g_healthsize_weaponscalefactor")) - cvar("g_healthsize_weaponscalefactor") * self.owner.scale;\r
 743                 self.weaponentity.origin_z = (1 - self.weaponentity.scale) * cvar("g_healthsize_weaponscalefactor_viewmodel_pos");\r
 744                 dprint(strcat(ftos(self.weaponentity.origin_z), "\n"));\r
 745         }\r
 746 \r
 747         // create or update the lasertarget entity\r
 748 };\r
 749 \r
 750 void CL_ExteriorWeaponentity_Think()\r
 751 {\r
 752         float tag_found;\r
 753         vector ang;\r
 754         self.nextthink = time;\r
 755         if (self.owner.exteriorweaponentity != self)\r
 756         {\r
 757                 remove(self);\r
 758                 return;\r
 759         }\r
 760         if (self.owner.deadflag != DEAD_NO)\r
 761         {\r
 762                 self.model = "";\r
 763                 return;\r
 764         }\r
 765         if (self.cnt != self.owner.weapon || self.dmg != self.owner.modelindex || self.deadflag != self.owner.deadflag)\r
 766         {\r
 767                 self.cnt = self.owner.weapon;\r
 768                 self.dmg = self.owner.modelindex;\r
 769                 self.deadflag = self.owner.deadflag;\r
 770                 if (self.owner.weaponname != "")\r
 771                         setmodel(self, strcat("models/weapons/v_", self.owner.weaponname, ".md3")); // precision set below\r
 772                 else\r
 773                         self.model = "";\r
 774 \r
 775                 if((tag_found = gettagindex(self.owner, "tag_weapon")))\r
 776                 {\r
 777                         self.tag_index = tag_found;\r
 778                         self.tag_entity = self.owner;\r
 779                 }\r
 780                 else\r
 781                         setattachment(self, self.owner, "bip01 r hand");\r
 782 \r
 783                 // if that didn't find a tag, hide the exterior weapon model\r
 784                 if (!self.tag_index)\r
 785                         self.model = "";\r
 786         }\r
 787         self.effects = self.owner.effects;\r
 788         if(sv_pitch_min == sv_pitch_max)\r
 789                 self.effects |= EF_LOWPRECISION;\r
 790         else\r
 791                 self.effects &~= EF_LOWPRECISION;\r
 792         self.effects = self.effects & EFMASK_CHEAP; // eat performance\r
 793         if(self.owner.alpha == default_player_alpha)\r
 794                 self.alpha = default_weapon_alpha;\r
 795         else if(self.owner.alpha != 0)\r
 796                 self.alpha = self.owner.alpha;\r
 797         else\r
 798                 self.alpha = 1;\r
 799         self.colormod = self.owner.colormod; // used by the regurgitating colors\r
 800 \r
 801         ang_x = bound(sv_pitch_min, self.owner.v_angle_x, sv_pitch_max);\r
 802         ang_y = 0;\r
 803         ang_z = 0;\r
 804 \r
 805         if(sv_pitch_fixyaw) // workaround for stupid player models that don't aim forward\r
 806         {\r
 807                 ang_y = self.owner.v_angle_y;\r
 808                 makevectors(ang);\r
 809                 var vector v = v_forward;\r
 810                 var float t = self.tag_entity.frame1time;\r
 811                 var float f = self.tag_entity.frame;\r
 812                 self.tag_entity.frame1time = time;\r
 813                 self.tag_entity.frame = self.tag_entity.anim_idle_x;\r
 814                 gettaginfo(self.tag_entity, self.tag_index);\r
 815                 self.tag_entity.frame1time = t;\r
 816                 self.tag_entity.frame = f;\r
 817                 // untransform v according to this coordinate space\r
 818                 vector w;\r
 819                 w_x = v_forward * v;\r
 820                 w_y = -v_right * v;\r
 821                 w_z = v_up * v;\r
 822                 self.angles = vectoangles(w);\r
 823         }\r
 824         else\r
 825         {\r
 826                 ang_x = -/* don't ask */ang_x;\r
 827                 self.angles = ang;\r
 828         }\r
 829 \r
 830         self.colormap = self.owner.colormap;\r
 831         self.customizeentityforclient = CL_ExteriorWeaponentity_CustomizeEntityForClient;\r
 832 };\r
 833 \r
 834 // spawning weaponentity for client\r
 835 void CL_SpawnWeaponentity()\r
 836 {\r
 837         self.weaponentity = spawn();\r
 838         self.weaponentity.classname = "weaponentity";\r
 839         self.weaponentity.solid = SOLID_NOT;\r
 840         self.weaponentity.owner = self;\r
 841         setmodel(self.weaponentity, ""); // precision set when changed\r
 842         setorigin(self.weaponentity, '0 0 0');\r
 843         self.weaponentity.angles = '0 0 0';\r
 844         self.weaponentity.viewmodelforclient = self;\r
 845         self.weaponentity.flags = 0;\r
 846         self.weaponentity.think = CL_Weaponentity_Think;\r
 847         self.weaponentity.customizeentityforclient = CL_Weaponentity_CustomizeEntityForClient;\r
 848         self.weaponentity.nextthink = time;\r
 849 \r
 850         self.exteriorweaponentity = spawn();\r
 851         self.exteriorweaponentity.classname = "exteriorweaponentity";\r
 852         self.exteriorweaponentity.solid = SOLID_NOT;\r
 853         self.exteriorweaponentity.exteriorweaponentity = self.exteriorweaponentity;\r
 854         self.exteriorweaponentity.owner = self;\r
 855         setorigin(self.exteriorweaponentity, '0 0 0');\r
 856         self.exteriorweaponentity.angles = '0 0 0';\r
 857         self.exteriorweaponentity.think = CL_ExteriorWeaponentity_Think;\r
 858         self.exteriorweaponentity.nextthink = time;\r
 859 };\r
 860 \r
 861 .float hasweapon_complain_spam;\r
 862 \r
 863 float client_hasweapon(entity cl, float wpn, float andammo, float complain)\r
 864 {\r
 865         local float weaponbit;\r
 866         //local float weaponbit, f;\r
 867         //local entity oldself;\r
 868 \r
 869         if(time < self.hasweapon_complain_spam)\r
 870                 complain = 0;\r
 871         if(complain)\r
 872                 self.hasweapon_complain_spam = time + 0.2;\r
 873 \r
 874         if (wpn < WEP_FIRST || wpn > WEP_LAST)\r
 875         {\r
 876                 if (complain)\r
 877                         sprint(self, "Invalid weapon\n");\r
 878                 return FALSE;\r
 879         }\r
 880         weaponbit = W_WeaponBit(wpn);\r
 881         if (cl.weapons & weaponbit)\r
 882         {\r
 883                 // since we don't have an infinite ammo weapon in vore tournament, allow switching to the grabber even when it has no ammo\r
 884                 /*if (andammo)\r
 885                 {\r
 886                         if(cl.items & IT_UNLIMITED_WEAPON_AMMO)\r
 887                         {\r
 888                                 f = 1;\r
 889                         }\r
 890                         else\r
 891                         {\r
 892                                 oldself = self;\r
 893                                 self = cl;\r
 894                                 f = weapon_action(wpn, WR_CHECKAMMO1);\r
 895                                 f = f + weapon_action(wpn, WR_CHECKAMMO2);\r
 896                                 self = oldself;\r
 897                         }\r
 898                         if (!f)\r
 899                         {\r
 900                                 if (complain)\r
 901                                 if(clienttype(cl) == CLIENTTYPE_REAL)\r
 902                                 {\r
 903                                         play2(cl, "misc/unavailable.wav");\r
 904                                         sprint(cl, strcat("You don't have any ammo for the ^2", W_Name(wpn), "\n"));\r
 905                                 }\r
 906                                 return FALSE;\r
 907                         }\r
 908                 }*/\r
 909                 return TRUE;\r
 910         }\r
 911         if (complain)\r
 912         {\r
 913                 // DRESK - 3/16/07\r
 914                 // Report Proper Weapon Status / Modified Weapon Ownership Message\r
 915                 if(weaponsInMap & weaponbit)\r
 916                 {\r
 917                         sprint(cl, strcat("You do not have the ^2", W_Name(wpn), "\n") );\r
 918 \r
 919                         if(cvar("g_showweaponspawns"))\r
 920                         {\r
 921                                 entity e;\r
 922                                 string s;\r
 923 \r
 924                                 e = get_weaponinfo(wpn);\r
 925                                 s = e.model2;\r
 926 \r
 927                                 for(e = world; (e = findfloat(e, weapons, weaponbit)); )\r
 928                                 {\r
 929                                         if(e.classname == "droppedweapon")\r
 930                                                 continue;\r
 931                                         if not(e.flags & FL_ITEM)\r
 932                                                 continue;\r
 933                                         WaypointSprite_Spawn(\r
 934                                                 s,\r
 935                                                 1, 0,\r
 936                                                 world, e.origin,\r
 937                                                 self, 0,\r
 938                                                 world, enemy,\r
 939                                                 0\r
 940                                         );\r
 941                                 }\r
 942                         }\r
 943                 }\r
 944                 else\r
 945                         sprint(cl, strcat("The ^2", W_Name(wpn), "^7 is ^1NOT AVAILABLE^7 in this map\n") );\r
 946 \r
 947                 play2(cl, "misc/unavailable.wav");\r
 948         }\r
 949         return FALSE;\r
 950 };\r
 951 \r
 952 // Weapon subs\r
 953 void w_clear()\r
 954 {\r
 955         if (self.weapon != -1)\r
 956                 self.weapon = 0;\r
 957         if (self.weaponentity)\r
 958         {\r
 959                 self.weaponentity.state = WS_CLEAR;\r
 960                 self.weaponentity.effects = 0;\r
 961         }\r
 962 };\r
 963 \r
 964 void w_ready()\r
 965 {\r
 966         if (self.weaponentity)\r
 967                 self.weaponentity.state = WS_READY;\r
 968         weapon_thinkf(WFRAME_IDLE, 1000000, w_ready);\r
 969 };\r
 970 \r
 971 // Setup weapon for client (after this raise frame will be launched)\r
 972 void weapon_setup(float windex)\r
 973 {\r
 974         entity e;\r
 975         qcweaponanimation = cvar("sv_qcweaponanimation");\r
 976         e = get_weaponinfo(windex);\r
 977         self.items &~= IT_AMMO;\r
 978         self.items = self.items | e.items;\r
 979 \r
 980         // the two weapon entities will notice this has changed and update their models\r
 981         self.weapon = windex;\r
 982         self.weaponname = e.mdl;\r
 983 };\r
 984 \r
 985 // perform weapon to attack (weaponstate and attack_finished check is here)\r
 986 void W_SwitchToOtherWeapon(entity pl)\r
 987 {\r
 988         // hack to ensure it switches to an OTHER weapon (in case the other fire mode still has ammo, we want that anyway)\r
 989         float w, ww;\r
 990         w = W_WeaponBit(pl.weapon);\r
 991         pl.weapons &~= w;\r
 992         ww = w_getbestweapon(pl);\r
 993         pl.weapons |= w;\r
 994         if(ww)\r
 995                 W_SwitchWeapon_Force(pl, ww);\r
 996 }\r
 997 \r
 998 .float prevdryfire;\r
 999 float weapon_prepareattack_checkammo(float secondary)\r
1000 {\r
1001         if not(self.items & IT_UNLIMITED_WEAPON_AMMO)\r
1002         if (!weapon_action(self.weapon, WR_CHECKAMMO1 + secondary))\r
1003         {\r
1004                 if(self.weapon == self.switchweapon && time - self.prevdryfire > 1) // only play once BEFORE starting to switch weapons\r
1005                 {\r
1006                         sound (self, CHAN_AUTO, "misc/unavailable.wav", VOL_BASE, ATTN_NORM);\r
1007                         self.prevdryfire = time;\r
1008                 }\r
1009 \r
1010                 // since we don't have an infinite ammo weapon in vore tournament, allow switching to the grabber even when it has no ammo\r
1011                 //W_SwitchToOtherWeapon(self);\r
1012                 return FALSE;\r
1013         }\r
1014         return TRUE;\r
1015 }\r
1016 .float race_penalty;\r
1017 float weapon_prepareattack_check(float secondary, float attacktime)\r
1018 {\r
1019         if(!weapon_prepareattack_checkammo(secondary))\r
1020                 return FALSE;\r
1021 \r
1022         //if sv_ready_restart_after_countdown is set, don't allow the player to shoot\r
1023         //if all players readied up and the countdown is running\r
1024         if(time < game_starttime || time < self.race_penalty) {\r
1025                 return FALSE;\r
1026         }\r
1027 \r
1028         if (timeoutStatus == 2) //don't allow the player to shoot while game is paused\r
1029                 return FALSE;\r
1030 \r
1031         // do not even think about shooting if switching\r
1032         if(self.switchweapon != self.weapon)\r
1033                 return FALSE;\r
1034 \r
1035         if(attacktime >= 0)\r
1036         {\r
1037                 // don't fire if previous attack is not finished\r
1038                 if (ATTACK_FINISHED(self) > time + self.weapon_frametime * 0.5)\r
1039                         return FALSE;\r
1040                 // don't fire while changing weapon\r
1041                 if (self.weaponentity.state != WS_READY)\r
1042                         return FALSE;\r
1043         }\r
1044 \r
1045         return TRUE;\r
1046 }\r
1047 float weapon_prepareattack_do(float secondary, float attacktime)\r
1048 {\r
1049         self.weaponentity.state = WS_INUSE;\r
1050 \r
1051         self.spawnshieldtime = min(self.spawnshieldtime, time); // kill spawn shield when you fire\r
1052 \r
1053         // if the weapon hasn't been firing continuously, reset the timer\r
1054         if(attacktime >= 0)\r
1055         {\r
1056                 if (ATTACK_FINISHED(self) < time - self.weapon_frametime * 1.5)\r
1057                 {\r
1058                         ATTACK_FINISHED(self) = time;\r
1059                         //dprint("resetting attack finished to ", ftos(time), "\n");\r
1060                 }\r
1061                 ATTACK_FINISHED(self) = ATTACK_FINISHED(self) + attacktime * W_WeaponRateFactor();\r
1062         }\r
1063         //dprint("attack finished ", ftos(ATTACK_FINISHED(self)), "\n");\r
1064         return TRUE;\r
1065 }\r
1066 float weapon_prepareattack(float secondary, float attacktime)\r
1067 {\r
1068         if(weapon_prepareattack_check(secondary, attacktime))\r
1069         {\r
1070                 weapon_prepareattack_do(secondary, attacktime);\r
1071                 return TRUE;\r
1072         }\r
1073         else\r
1074                 return FALSE;\r
1075 }\r
1076 \r
1077 void weapon_thinkf(float fr, float t, void() func)\r
1078 {\r
1079         vector a;\r
1080         vector of, or, ou;\r
1081         float restartanim;\r
1082 \r
1083         if(fr == WFRAME_DONTCHANGE)\r
1084         {\r
1085                 fr = self.weaponentity.wframe;\r
1086                 restartanim = FALSE;\r
1087         }\r
1088         else if (fr == WFRAME_IDLE)\r
1089                 restartanim = FALSE;\r
1090         else\r
1091                 restartanim = TRUE;\r
1092 \r
1093         of = v_forward;\r
1094         or = v_right;\r
1095         ou = v_up;\r
1096 \r
1097         if (self.weaponentity)\r
1098         {\r
1099                 self.weaponentity.wframe = fr;\r
1100                 if (qcweaponanimation)\r
1101                 {\r
1102                         if (fr != WFRAME_IDLE)\r
1103                         {\r
1104                                 self.weapon_morph0time = time;\r
1105                                 self.weapon_morph0angles = self.weaponentity.angles;\r
1106                                 self.weapon_morph0origin = self.weaponentity.origin;\r
1107 \r
1108                                 self.weapon_morph1angles = '0 0 0';\r
1109                                 self.weapon_morph1time = time + t;\r
1110                                 makevectors(self.weapon_morph1angles_x * '-1 0 0' + self.weapon_morph1angles_y * '0 1 0' + self.weapon_morph1angles_z * '0 0 1');\r
1111                                 self.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);\r
1112 \r
1113                                 self.weapon_morph2angles = '0 0 0';\r
1114                                 self.weapon_morph2time = time + t;\r
1115                                 makevectors(self.weapon_morph2angles_x * '-1 0 0' + self.weapon_morph2angles_y * '0 1 0' + self.weapon_morph2angles_z * '0 0 1');\r
1116                                 self.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);\r
1117 \r
1118                                 self.weapon_morph3angles = '0 0 0';\r
1119                                 self.weapon_morph3time = time + t;\r
1120                                 makevectors(self.weapon_morph3angles_x * '-1 0 0' + self.weapon_morph3angles_y * '0 1 0' + self.weapon_morph3angles_z * '0 0 1');\r
1121                                 self.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);\r
1122 \r
1123                                 self.weapon_morph4angles = '0 0 0';\r
1124                                 self.weapon_morph4time = time + t;\r
1125                                 makevectors(self.weapon_morph4angles_x * '-1 0 0' + self.weapon_morph4angles_y * '0 1 0' + self.weapon_morph4angles_z * '0 0 1');\r
1126                                 self.weapon_morph4origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);\r
1127 \r
1128                                 if (fr == WFRAME_FIRE1)\r
1129                                 {\r
1130                                         self.weapon_morph1angles = '5 0 0';\r
1131                                         self.weapon_morph1time = time + t * 0.1;\r
1132                                         makevectors(self.weapon_morph1angles_x * '-1 0 0' + self.weapon_morph1angles_y * '0 1 0' + self.weapon_morph1angles_z * '0 0 1');\r
1133                                         self.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);\r
1134                                         self.weapon_morph4time = time + t + 1; // delay idle effect\r
1135                                 }\r
1136                                 else if (fr == WFRAME_FIRE2)\r
1137                                 {\r
1138                                         self.weapon_morph1angles = '10 0 0';\r
1139                                         self.weapon_morph1time = time + t * 0.1;\r
1140                                         makevectors(self.weapon_morph1angles_x * '-1 0 0' + self.weapon_morph1angles_y * '0 1 0' + self.weapon_morph1angles_z * '0 0 1');\r
1141                                         self.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);\r
1142                                         self.weapon_morph4time = time + t + 1; // delay idle effect\r
1143                                 }\r
1144                                 else if (fr == WFRAME_RELOAD)\r
1145                                 {\r
1146                                         self.weapon_morph1time = time + t * 0.05;\r
1147                                         self.weapon_morph1angles = '-10 40 0';\r
1148                                         makevectors(self.weapon_morph1angles_x * '-1 0 0' + self.weapon_morph1angles_y * '0 1 0' + self.weapon_morph1angles_z * '0 0 1');\r
1149                                         self.weapon_morph1origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);\r
1150 \r
1151                                         self.weapon_morph2time = time + t * 0.15;\r
1152                                         self.weapon_morph2angles = '-10 40 5';\r
1153                                         makevectors(self.weapon_morph2angles_x * '-1 0 0' + self.weapon_morph2angles_y * '0 1 0' + self.weapon_morph2angles_z * '0 0 1');\r
1154                                         self.weapon_morph2origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);\r
1155 \r
1156                                         self.weapon_morph3time = time + t * 0.25;\r
1157                                         self.weapon_morph3angles = '-10 40 0';\r
1158                                         makevectors(self.weapon_morph3angles_x * '-1 0 0' + self.weapon_morph3angles_y * '0 1 0' + self.weapon_morph3angles_z * '0 0 1');\r
1159                                         self.weapon_morph3origin = QCWEAPONANIMATION_ORIGIN(self.weaponentity);\r
1160                                 }\r
1161                         }\r
1162                 }\r
1163                 else\r
1164                 {\r
1165                         if (fr == WFRAME_IDLE)\r
1166                                 a = self.weaponentity.anim_idle;\r
1167                         else if (fr == WFRAME_FIRE1)\r
1168                                 a = self.weaponentity.anim_fire1;\r
1169                         else if (fr == WFRAME_FIRE2)\r
1170                                 a = self.weaponentity.anim_fire2;\r
1171                         else if (fr == WFRAME_RELOAD)\r
1172                                 a = self.weaponentity.anim_reload;\r
1173                         a_z *= g_weaponratefactor;\r
1174                         setanim(self.weaponentity, a, restartanim == FALSE, restartanim, restartanim);\r
1175                 }\r
1176         }\r
1177 \r
1178         v_forward = of;\r
1179         v_right = or;\r
1180         v_up = ou;\r
1181 \r
1182         if(self.weapon_think == w_ready && func != w_ready && self.weaponentity.state == WS_RAISE)\r
1183         {\r
1184                 backtrace("Tried to override initial weapon think function - should this really happen?");\r
1185         }\r
1186 \r
1187         t *= W_WeaponRateFactor();\r
1188 \r
1189         // VorteX: haste can be added here\r
1190         if (self.weapon_think == w_ready)\r
1191         {\r
1192                 self.weapon_nextthink = time;\r
1193                 //dprint("started firing at ", ftos(time), "\n");\r
1194         }\r
1195         if (self.weapon_nextthink < time - self.weapon_frametime * 1.5 || self.weapon_nextthink > time + self.weapon_frametime * 1.5)\r
1196         {\r
1197                 self.weapon_nextthink = time;\r
1198                 //dprint("reset weapon animation timer at ", ftos(time), "\n");\r
1199         }\r
1200         self.weapon_nextthink = self.weapon_nextthink + t;\r
1201         self.weapon_think = func;\r
1202         //dprint("next ", ftos(self.weapon_nextthink), "\n");\r
1203 \r
1204         if (restartanim)\r
1205         if (t)\r
1206         if (!self.crouch) // shoot anim stands up, this looks bad\r
1207         {\r
1208                 local vector anim;\r
1209                 anim = self.anim_shoot;\r
1210                 anim_z = anim_y / (t + sys_frametime);\r
1211                 setanim(self, anim, FALSE, TRUE, TRUE);\r
1212         }\r
1213 };\r
1214 \r
1215 void weapon_boblayer1(float spd, vector org)\r
1216 {\r
1217         // VorteX: haste can be added here\r
1218 };\r
1219 \r
1220 vector W_CalculateProjectileVelocity(vector pvelocity, vector mvelocity)\r
1221 {\r
1222         vector mdirection;\r
1223         float mspeed;\r
1224         float outspeed;\r
1225         float nstyle;\r
1226         vector outvelocity;\r
1227 \r
1228         mvelocity = mvelocity * g_weaponspeedfactor;\r
1229 \r
1230         mdirection = normalize(mvelocity);\r
1231         mspeed = vlen(mvelocity);\r
1232 \r
1233         nstyle = cvar("g_projectiles_newton_style");\r
1234         if(nstyle == 0)\r
1235         {\r
1236                 // absolute velocity\r
1237                 outvelocity = mvelocity;\r
1238         }\r
1239         else if(nstyle == 1)\r
1240         {\r
1241                 // true Newtonian projectiles\r
1242                 outvelocity = pvelocity + mvelocity;\r
1243         }\r
1244         else if(nstyle == 2)\r
1245         {\r
1246                 // true Newtonian projectiles with automatic aim adjustment\r
1247                 //\r
1248                 // solve: |outspeed * mdirection - pvelocity| = mspeed\r
1249                 // outspeed^2 - 2 * outspeed * (mdirection * pvelocity) + pvelocity^2 - mspeed^2 = 0\r
1250                 // outspeed = (mdirection * pvelocity) +- sqrt((mdirection * pvelocity)^2 - pvelocity^2 + mspeed^2)\r
1251                 // PLUS SIGN!\r
1252                 // not defined?\r
1253                 // then...\r
1254                 // pvelocity^2 - (mdirection * pvelocity)^2 > mspeed^2\r
1255                 // velocity without mdirection component > mspeed\r
1256                 // fire at smallest possible mspeed that works?\r
1257                 // |(mdirection * pvelocity) * pvelocity - pvelocity| = mspeed\r
1258 \r
1259                 vector solution;\r
1260                 solution = solve_quadratic(1, -2 * (mdirection * pvelocity), pvelocity * pvelocity - mspeed * mspeed);\r
1261                 if(solution_z)\r
1262                         outspeed = solution_y; // the larger one\r
1263                 else\r
1264                 {\r
1265                         //outspeed = 0; // slowest possible shot\r
1266                         outspeed = solution_x; // the real part (that is, the average!)\r
1267                         //dprint("impossible shot, adjusting\n");\r
1268                 }\r
1269 \r
1270                 outspeed = bound(mspeed * cvar("g_projectiles_newton_style_2_minfactor"), outspeed, mspeed * cvar("g_projectiles_newton_style_2_maxfactor"));\r
1271                 outvelocity = mdirection * outspeed;\r
1272         }\r
1273         else if(nstyle == 3)\r
1274         {\r
1275                 // pseudo-Newtonian:\r
1276                 outspeed = mspeed + mdirection * pvelocity;\r
1277                 outspeed = bound(mspeed * 0.7, outspeed, mspeed * 5.0);\r
1278                 outvelocity = mdirection * outspeed;\r
1279         }\r
1280         else if(nstyle == 4)\r
1281         {\r
1282                 // tZorkian:\r
1283                 outspeed = mspeed + vlen(pvelocity);\r
1284                 outvelocity = mdirection * outspeed;\r
1285         }\r
1286         else\r
1287                 error("g_projectiles_newton_style must be 0 (absolute), 1 (Newtonian), 2 (Newtonian + aimfix), 3 (pseudo Newtonian) or 4 (tZorkian)!");\r
1288 \r
1289         return outvelocity;\r
1290 }\r
1291 \r
1292 void W_AttachToShotorg(entity flash, vector offset)\r
1293 {\r
1294         entity xflash;\r
1295         flash.owner = self;\r
1296         flash.angles_z = random() * 360;\r
1297         if(qcweaponanimation)\r
1298         {\r
1299                 setorigin(flash, w_shotorg + w_shotdir * 50);\r
1300                 flash.angles = vectoangles(w_shotdir);\r
1301                 flash.angles_z = random() * 360;\r
1302         }\r
1303         else\r
1304         {\r
1305                 setattachment(flash, self.weaponentity, "shot");\r
1306                 setorigin(flash, offset);\r
1307 \r
1308                 xflash = spawn();\r
1309                 copyentity(flash, xflash);\r
1310 \r
1311                 flash.viewmodelforclient = self;\r
1312 \r
1313                 if(self.weaponentity.oldorigin_x > 0)\r
1314                 {\r
1315                         setattachment(xflash, self.exteriorweaponentity, "");\r
1316                         setorigin(xflash, self.weaponentity.oldorigin + offset);\r
1317                 }\r
1318                 else\r
1319                 {\r
1320                         setattachment(xflash, self.exteriorweaponentity, "shot");\r
1321                 }\r
1322         }\r
1323 }\r
1324 \r
1325 vector cliptoplane(vector v, vector p)\r
1326 {\r
1327         return v - (v * p) * p;\r
1328 }\r
1329 \r
1330 vector solve_cubic_pq(float p, float q)\r
1331 {\r
1332         float D, u, v, a;\r
1333         D = q*q/4.0 + p*p*p/27.0;\r
1334         if(D < 0)\r
1335         {\r
1336                 // irreducibilis\r
1337                 a = 1.0/3.0 * acos(-q/2.0 * sqrt(-27.0/(p*p*p)));\r
1338                 u = sqrt(-4.0/3.0 * p);\r
1339                 // a in range 0..pi/3\r
1340                 // cos(a)\r
1341                 // cos(a + 2pi/3)\r
1342                 // cos(a + 4pi/3)\r
1343                 return\r
1344                         u *\r
1345                         (\r
1346                                 '1 0 0' * cos(a + 2.0/3.0*M_PI)\r
1347                                 +\r
1348                                 '0 1 0' * cos(a + 4.0/3.0*M_PI)\r
1349                                 +\r
1350                                 '0 0 1' * cos(a)\r
1351                         );\r
1352         }\r
1353         else if(D == 0)\r
1354         {\r
1355                 // simple\r
1356                 if(p == 0)\r
1357                         return '0 0 0';\r
1358                 u = 3*q/p;\r
1359                 v = -u/2;\r
1360                 if(u >= v)\r
1361                         return '1 1 0' * v + '0 0 1' * u;\r
1362                 else\r
1363                         return '0 1 1' * v + '1 0 0' * u;\r
1364         }\r
1365         else\r
1366         {\r
1367                 // cardano\r
1368                 u = cbrt(-q/2.0 + sqrt(D));\r
1369                 v = cbrt(-q/2.0 - sqrt(D));\r
1370                 return '1 1 1' * (u + v);\r
1371         }\r
1372 }\r
1373 vector solve_cubic_abcd(float a, float b, float c, float d)\r
1374 {\r
1375         // y = 3*a*x + b\r
1376         // x = (y - b) / 3a\r
1377         float p, q;\r
1378         vector v;\r
1379         p = (9*a*c - 3*b*b);\r
1380         q = (27*a*a*d - 9*a*b*c + 2*b*b*b);\r
1381         v = solve_cubic_pq(p, q);\r
1382         v = (v -  b * '1 1 1') * (1.0 / (3.0 * a));\r
1383         if(a < 0)\r
1384                 v += '1 0 -1' * (v_z - v_x); // swap x, z\r
1385         return v;\r
1386 }\r
1387 \r
1388 vector findperpendicular(vector v)\r
1389 {\r
1390         vector p;\r
1391         p_x = v_z;\r
1392         p_y = -v_x;\r
1393         p_z = v_y;\r
1394         return normalize(cliptoplane(p, v));\r
1395 }\r
1396 \r
1397 vector W_CalculateProjectileSpread(vector forward, float spread)\r
1398 {\r
1399         float sigma;\r
1400         vector v1, v2;\r
1401         float dx, dy, r;\r
1402         float sstyle;\r
1403         spread *= g_weaponspreadfactor;\r
1404         if(spread <= 0)\r
1405                 return forward;\r
1406         sstyle = cvar("g_projectiles_spread_style");\r
1407         \r
1408         if(sstyle == 0)\r
1409         {\r
1410                 // this is the baseline for the spread value!\r
1411                 // standard deviation: sqrt(2/5)\r
1412                 // density function: sqrt(1-r^2)\r
1413                 return forward + randomvec() * spread;\r
1414         }\r
1415         else if(sstyle == 1)\r
1416         {\r
1417                 // same thing, basically\r
1418                 return normalize(forward + cliptoplane(randomvec() * spread, forward));\r
1419         }\r
1420         else if(sstyle == 2)\r
1421         {\r
1422                 // circle spread... has at sigma=1 a standard deviation of sqrt(1/2)\r
1423                 sigma = spread * 0.89442719099991587855; // match baseline stddev\r
1424                 v1 = findperpendicular(forward);\r
1425                 v2 = cross(forward, v1);\r
1426                 // random point on unit circle\r
1427                 dx = random() * 2 * M_PI;\r
1428                 dy = sin(dx);\r
1429                 dx = cos(dx);\r
1430                 // radius in our dist function\r
1431                 r = random();\r
1432                 r = sqrt(r);\r
1433                 return normalize(forward + (v1 * dx + v2 * dy) * r * sigma);\r
1434         }\r
1435         else if(sstyle == 3) // gauss 3d\r
1436         {\r
1437                 sigma = spread * 0.44721359549996; // match baseline stddev\r
1438                 // note: 2D gaussian has sqrt(2) times the stddev of 1D, so this factor is right\r
1439                 v1 = forward;\r
1440                 v1_x += gsl_ran_gaussian(sigma);\r
1441                 v1_y += gsl_ran_gaussian(sigma);\r
1442                 v1_z += gsl_ran_gaussian(sigma);\r
1443                 return v1;\r
1444         }\r
1445         else if(sstyle == 4) // gauss 2d\r
1446         {\r
1447                 sigma = spread * 0.44721359549996; // match baseline stddev\r
1448                 // note: 2D gaussian has sqrt(2) times the stddev of 1D, so this factor is right\r
1449                 v1_x = gsl_ran_gaussian(sigma);\r
1450                 v1_y = gsl_ran_gaussian(sigma);\r
1451                 v1_z = gsl_ran_gaussian(sigma);\r
1452                 return normalize(forward + cliptoplane(v1, forward));\r
1453         }\r
1454         else if(sstyle == 5) // 1-r\r
1455         {\r
1456                 sigma = spread * 1.154700538379252; // match baseline stddev\r
1457                 v1 = findperpendicular(forward);\r
1458                 v2 = cross(forward, v1);\r
1459                 // random point on unit circle\r
1460                 dx = random() * 2 * M_PI;\r
1461                 dy = sin(dx);\r
1462                 dx = cos(dx);\r
1463                 // radius in our dist function\r
1464                 r = random();\r
1465                 r = solve_cubic_abcd(-2, 3, 0, -r) * '0 1 0';\r
1466                 return normalize(forward + (v1 * dx + v2 * dy) * r * sigma);\r
1467         }\r
1468         else if(sstyle == 6) // 1-r^2\r
1469         {\r
1470                 sigma = spread * 1.095445115010332; // match baseline stddev\r
1471                 v1 = findperpendicular(forward);\r
1472                 v2 = cross(forward, v1);\r
1473                 // random point on unit circle\r
1474                 dx = random() * 2 * M_PI;\r
1475                 dy = sin(dx);\r
1476                 dx = cos(dx);\r
1477                 // radius in our dist function\r
1478                 r = random();\r
1479                 r = sqrt(1 - r);\r
1480                 r = sqrt(1 - r);\r
1481                 return normalize(forward + (v1 * dx + v2 * dy) * r * sigma);\r
1482         }\r
1483         else if(sstyle == 7) // (1-r) (2-r)\r
1484         {\r
1485                 sigma = spread * 1.224744871391589; // match baseline stddev\r
1486                 v1 = findperpendicular(forward);\r
1487                 v2 = cross(forward, v1);\r
1488                 // random point on unit circle\r
1489                 dx = random() * 2 * M_PI;\r
1490                 dy = sin(dx);\r
1491                 dx = cos(dx);\r
1492                 // radius in our dist function\r
1493                 r = random();\r
1494                 r = 1 - sqrt(r);\r
1495                 r = 1 - sqrt(r);\r
1496                 return normalize(forward + (v1 * dx + v2 * dy) * r * sigma);\r
1497         }\r
1498         else\r
1499                 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)!");\r
1500         return '0 0 0';\r
1501         /*\r
1502          * how to derive falloff functions:\r
1503          * rho(r) := (2-r) * (1-r);\r
1504          * a : 0;\r
1505          * b : 1;\r
1506          * rhor(r) := r * rho(r);\r
1507          * cr(t) := integrate(rhor(r), r, a, t);\r
1508          * scr(t) := integrate(rhor(r) * r^2, r, a, t);\r
1509          * variance : scr(b) / cr(b);\r
1510          * solve(cr(r) = rand * cr(b), r), programmmode:false;\r
1511          * sqrt(0.4 / variance), numer;\r
1512          */\r
1513 }\r
1514 \r
1515 #if 0\r
1516 float mspercallsum;\r
1517 float mspercallsstyle;\r
1518 float mspercallcount;\r
1519 #endif\r
1520 void W_SetupProjectileVelocityEx(entity missile, vector dir, vector upDir, float pSpeed, float pUpSpeed, float pZSpeed, float spread)\r
1521 {\r
1522         if(missile.owner == world)\r
1523                 error("Unowned missile");\r
1524 \r
1525         dir = dir + upDir * (pUpSpeed / pSpeed);\r
1526         dir_z += pZSpeed / pSpeed;\r
1527         pSpeed *= vlen(dir);\r
1528         dir = normalize(dir);\r
1529 \r
1530 #if 0\r
1531         if(cvar("g_projectiles_spread_style") != mspercallsstyle)\r
1532         {\r
1533                 mspercallsum = mspercallcount = 0;\r
1534                 mspercallsstyle = cvar("g_projectiles_spread_style");\r
1535         }\r
1536         mspercallsum -= gettime(GETTIME_HIRES);\r
1537 #endif\r
1538         dir = W_CalculateProjectileSpread(dir, spread);\r
1539 #if 0\r
1540         mspercallsum += gettime(GETTIME_HIRES);\r
1541         mspercallcount += 1;\r
1542         print("avg: ", ftos(mspercallcount / mspercallsum), " per sec\n");\r
1543 #endif\r
1544 \r
1545         missile.velocity = W_CalculateProjectileVelocity(missile.owner.velocity, pSpeed * dir);\r
1546 }\r
1547 \r
1548 void W_SetupProjectileVelocity(entity missile, float pSpeed, float spread)\r
1549 {\r
1550         W_SetupProjectileVelocityEx(missile, w_shotdir, v_up, pSpeed, 0, 0, spread);\r
1551 }\r
1552 \r
1553 #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"))\r
1554 #define W_SETUPPROJECTILEVELOCITY(m,s) W_SetupProjectileVelocityEx(m, w_shotdir, v_up, cvar(#s "_speed"), 0, 0, cvar(#s "_spread"))\r
1555 \r
1556 void W_DecreaseAmmo(.float ammo_type, float ammo_use, float ammo_reload)\r
1557 {\r
1558         if((self.items & IT_UNLIMITED_WEAPON_AMMO) && !ammo_reload)\r
1559                 return;\r
1560 \r
1561         // if this weapon is reloadable, decrease its load. Else decrease the player's ammo\r
1562         if(ammo_reload)\r
1563         {\r
1564                 self.clip_load -= ammo_use;\r
1565                 self.weapon_load[self.weapon] = self.clip_load;\r
1566         }\r
1567         else\r
1568                 self.(self.current_ammo) -= ammo_use;\r
1569 }\r
1570 \r
1571 // weapon reloading code\r
1572 \r
1573 .float reload_ammo_amount, reload_ammo_min, reload_time;\r
1574 .float reload_complain;\r
1575 .string reload_sound;\r
1576 \r
1577 void W_ReloadedAndReady()\r
1578 {\r
1579         // if we are inside the stomach, don't allow reloading, and schedule the weapon to reload once when we're out\r
1580         if(self.predator.classname == "player")\r
1581         {\r
1582                 self.clip_load = self.weapon_load[self.weapon] = -1;\r
1583                 w_ready(); // don't keep executing each frame\r
1584                 return;\r
1585         }\r
1586 \r
1587         // finish the reloading process, and do the ammo transfer\r
1588 \r
1589         self.clip_load = self.old_clip_load; // restore the ammo counter, in case we still had ammo in the weapon before reloading\r
1590 \r
1591         // if the gun uses no ammo, max out weapon load, else decrease ammo as we increase weapon load\r
1592         if(!self.reload_ammo_min || self.items & IT_UNLIMITED_WEAPON_AMMO)\r
1593                 self.clip_load = self.reload_ammo_amount;\r
1594         else\r
1595         {\r
1596                 while(self.clip_load < self.reload_ammo_amount && self.(self.current_ammo)) // make sure we don't add more ammo than we have\r
1597                 {\r
1598                         self.clip_load += 1;\r
1599                         self.(self.current_ammo) -= 1;\r
1600                 }\r
1601         }\r
1602         self.weapon_load[self.weapon] = self.clip_load;\r
1603 \r
1604         // do not set ATTACK_FINISHED in reload code any more. This causes annoying delays if eg: You start reloading a weapon,\r
1605         // then quickly switch to another weapon and back. Reloading is canceled, but the reload delay is still there,\r
1606         // so your weapon is disabled for a few seconds without reason\r
1607 \r
1608         //ATTACK_FINISHED(self) -= self.reload_time - 1;\r
1609 \r
1610         w_ready();\r
1611 }\r
1612 \r
1613 void W_Reload(float sent_ammo_min, float sent_ammo_amount, float sent_time, string sent_sound)\r
1614 {\r
1615         // if we are inside the stomach, don't allow reloading\r
1616         if(self.predator.classname == "player")\r
1617                 return;\r
1618 \r
1619         // set global values to work with\r
1620         self.reload_ammo_min = sent_ammo_min;\r
1621         self.reload_ammo_amount = sent_ammo_amount;\r
1622         self.reload_time = sent_time;\r
1623         self.reload_sound = sent_sound;\r
1624 \r
1625         // check if we meet the necessary conditions to reload\r
1626 \r
1627         entity e;\r
1628         e = get_weaponinfo(self.weapon);\r
1629 \r
1630         // don't reload weapons that don't have the RELOADABLE flag\r
1631         if not(e.spawnflags & WEP_FLAG_RELOADABLE)\r
1632         {\r
1633                 dprint("Warning: Attempted to reload a weapon that does not have the WEP_FLAG_RELOADABLE flag. Fix your code!\n");\r
1634                 return;\r
1635         }\r
1636         // return if reloading is disabled for this weapon\r
1637         if(!self.reload_ammo_amount)\r
1638                 return;\r
1639         // our weapon is fully loaded, no need to reload\r
1640         if (self.clip_load >= self.reload_ammo_amount)\r
1641                 return;\r
1642         // no ammo, so nothing to load\r
1643         if(!self.(self.current_ammo) && self.reload_ammo_min)\r
1644         if not(self.items & IT_UNLIMITED_WEAPON_AMMO)\r
1645         {\r
1646                 if(clienttype(self) == CLIENTTYPE_REAL && self.reload_complain < time)\r
1647                 {\r
1648                         play2(self, "misc/unavailable.wav");\r
1649                         sprint(self, strcat("You don't have enough ammo to reload the ^2", W_Name(self.weapon), "\n"));\r
1650                         self.reload_complain = time + 1;\r
1651                 }\r
1652                 // switch away if the amount of ammo is not enough to keep using this weapon\r
1653                 if not(weapon_action(self.weapon, WR_CHECKAMMO1) + weapon_action(self.weapon, WR_CHECKAMMO2))\r
1654                 {\r
1655                         self.clip_load = -1; // reload later\r
1656                         W_SwitchToOtherWeapon(self);\r
1657                 }\r
1658                 return;\r
1659         }\r
1660 \r
1661         if (self.weaponentity)\r
1662         {\r
1663                 if (self.weaponentity.wframe == WFRAME_RELOAD)\r
1664                         return;\r
1665 \r
1666                 // allow switching away while reloading, but this will cause a new reload!\r
1667                 self.weaponentity.state = WS_READY;\r
1668         }\r
1669 \r
1670         // now begin the reloading process\r
1671 \r
1672         sound (self, CHAN_WEAPON2, self.reload_sound, VOL_BASE, ATTN_NORM);\r
1673 \r
1674         // do not set ATTACK_FINISHED in reload code any more. This causes annoying delays if eg: You start reloading a weapon,\r
1675         // then quickly switch to another weapon and back. Reloading is canceled, but the reload delay is still there,\r
1676         // so your weapon is disabled for a few seconds without reason\r
1677 \r
1678         //ATTACK_FINISHED(self) = max(time, ATTACK_FINISHED(self)) + self.reload_time + 1;\r
1679 \r
1680         weapon_thinkf(WFRAME_RELOAD, self.reload_time, W_ReloadedAndReady);\r
1681 \r
1682         if(self.clip_load < 0)\r
1683                 self.clip_load = 0;\r
1684         self.old_clip_load = self.clip_load;\r
1685         self.clip_load = self.weapon_load[self.weapon] = -1;\r
1686 }