qcsrc/client/csqcmodel_hooks.qc

   1 #include "csqcmodel_hooks.qh"
   2
   3 #include <client/autocvars.qh>
   4 #include <client/mutators/_mod.qh>
   5 #include <client/player_skeleton.qh>
   6 #include <client/weapons/projectile.qh>
   7 #include <common/animdecide.qh>
   8 #include <common/effects/all.inc>
   9 #include <common/effects/all.qh>
  10 #include <common/ent_cs.qh>
  11 #include <common/gamemodes/_mod.qh>
  12 #include <common/mapinfo.qh>
  13 #include <common/physics/movetypes/movetypes.qh>
  14 #include <common/physics/player.qh>
  15 #include <common/viewloc.qh>
  16 #include <lib/csqcmodel/cl_model.qh>
  17 #include <lib/csqcmodel/cl_player.qh>
  18 #include <lib/csqcmodel/interpolate.qh>
  19
  20 .float death_time;
  21 .int modelflags;
  22
  23 // FEATURE: LOD
  24 .int lodmodelindex0;
  25 .int lodmodelindex1;
  26 .int lodmodelindex2;
  27 void CSQCPlayer_LOD_Apply(entity this)
  28 {
  29         // LOD model loading
  30         if(this.lodmodelindex0 != this.modelindex)
  31         {
  32                 string modelname = this.model;
  33                 string s;
  34
  35                 vector mi = this.mins;
  36                 vector ma = this.maxs;
  37
  38                 // set modelindex
  39                 this.lodmodelindex0 = this.modelindex;
  40                 this.lodmodelindex1 = this.modelindex;
  41                 this.lodmodelindex2 = this.modelindex;
  42
  43                 // FIXME: this only supports 3-letter extensions
  44                 s = strcat(substring(modelname, 0, strlen(modelname)-4), "_lod1", substring(modelname, -4, 4));
  45                 if(fexists(s))
  46                 {
  47                         precache_model(s);
  48                         _setmodel(this, s);
  49                         if(this.modelindex)
  50                                 this.lodmodelindex1 = this.modelindex;
  51                 }
  52
  53                 s = strcat(substring(modelname, 0, strlen(modelname)-4), "_lod2", substring(modelname, -4, 4));
  54                 if(fexists(s))
  55                 {
  56                         precache_model(s);
  57                         _setmodel(this, s);
  58                         if(this.modelindex)
  59                                 this.lodmodelindex2 = this.modelindex;
  60                 }
  61
  62                 _setmodel(this, modelname); // make everything normal again
  63                 setsize(this, mi, ma);
  64         }
  65
  66         // apply LOD
  67         if(autocvar_cl_playerdetailreduction <= 0)
  68         {
  69                 if(autocvar_cl_playerdetailreduction <= -2)
  70                         this.modelindex = this.lodmodelindex2;
  71                 else if(autocvar_cl_playerdetailreduction <= -1)
  72                         this.modelindex = this.lodmodelindex1;
  73                 else
  74                         this.modelindex = this.lodmodelindex0;
  75         }
  76         else
  77         {
  78                 float distance = vlen(this.origin - view_origin);
  79                 float f = (distance * current_viewzoom + 100.0) * autocvar_cl_playerdetailreduction;
  80                 f *= 1.0 / bound(0.01, view_quality, 1);
  81                 if(f > autocvar_cl_loddistance2)
  82                         this.modelindex = this.lodmodelindex2;
  83                 else if(f > autocvar_cl_loddistance1)
  84                         this.modelindex = this.lodmodelindex1;
  85                 else
  86                         this.modelindex = this.lodmodelindex0;
  87         }
  88 }
  89
  90 // FEATURE: forcemodel and model color selection (MUST be called BEFORE LOD!)
  91 string forceplayermodels_model;
  92 bool forceplayermodels_modelisgoodmodel;
  93 int forceplayermodels_modelindex;
  94 int forceplayermodels_skin;
  95
  96 string forceplayermodels_mymodel;
  97 bool forceplayermodels_myisgoodmodel;
  98 int forceplayermodels_mymodelindex;
  99
 100 bool forceplayermodels_attempted;
 101
 102 .string forceplayermodels_savemodel;
 103 .int forceplayermodels_savemodelindex;
 104 .int forceplayermodels_saveskin;
 105 .int forceplayermodels_savecolormap;
 106
 107 .string forceplayermodels_isgoodmodel_mdl;
 108 .bool forceplayermodels_isgoodmodel;
 109
 110 string forceplayermodels_goodmodel;
 111 int forceplayermodels_goodmodelindex;
 112
 113 .vector glowmod;
 114
 115 void CSQCPlayer_ModelAppearance_PreUpdate(entity this)
 116 {
 117         this.model = this.forceplayermodels_savemodel;
 118         this.modelindex = this.forceplayermodels_savemodelindex;
 119         this.skin = this.forceplayermodels_saveskin;
 120         this.colormap = this.forceplayermodels_savecolormap;
 121 }
 122 void CSQCPlayer_ModelAppearance_PostUpdate(entity this)
 123 {
 124         this.forceplayermodels_savemodel = this.model;
 125         this.forceplayermodels_savemodelindex = this.modelindex;
 126         this.forceplayermodels_saveskin = this.skin;
 127         this.forceplayermodels_savecolormap = this.colormap;
 128
 129         if(this.forceplayermodels_savemodel != this.forceplayermodels_isgoodmodel_mdl)
 130         {
 131                 this.forceplayermodels_isgoodmodel = fexists(this.forceplayermodels_savemodel);
 132                 this.forceplayermodels_isgoodmodel_mdl = this.forceplayermodels_savemodel;
 133                 if(!this.forceplayermodels_isgoodmodel)
 134                         LOG_INFOF("Warning: missing model %s has been used", this.forceplayermodels_savemodel);
 135         }
 136 }
 137 void CSQCPlayer_ModelAppearance_Apply(entity this, bool islocalplayer)
 138 {
 139         int cm = this.forceplayermodels_savecolormap;
 140         cm = (cm >= 1024) ? cm : (entcs_GetClientColors(cm - 1) + 1024);
 141
 142         if(MUTATOR_CALLHOOK(ForcePlayermodels_Skip, this, islocalplayer))
 143                 goto skipforcemodels;
 144
 145         // FORCEMODEL
 146         // which one is ALWAYS good?
 147         if (!forceplayermodels_goodmodel)
 148         {
 149                 entity e = spawn();
 150                 precache_model(cvar_defstring("_cl_playermodel"));
 151                 _setmodel(e, cvar_defstring("_cl_playermodel"));
 152                 forceplayermodels_goodmodel = e.model;
 153                 forceplayermodels_goodmodelindex = e.modelindex;
 154                 delete(e);
 155         }
 156
 157         // first, try finding it from the server
 158         if(this.forceplayermodels_savemodelindex && this.forceplayermodels_savemodel != "null")
 159         {
 160                 if(islocalplayer)
 161                 {
 162                         if(!isdemo()) // this is mainly cheat protection; not needed for demos
 163                         {
 164                                 // trust server's idea of "own player model"
 165                                 forceplayermodels_modelisgoodmodel = this.forceplayermodels_isgoodmodel;
 166                                 forceplayermodels_model = this.forceplayermodels_savemodel;
 167                                 forceplayermodels_modelindex = this.forceplayermodels_savemodelindex;
 168                                 forceplayermodels_skin = this.forceplayermodels_saveskin;
 169                                 forceplayermodels_attempted = 1;
 170                         }
 171                 }
 172         }
 173
 174         // forcemodel finding
 175         if(!forceplayermodels_attempted)
 176         {
 177                 forceplayermodels_attempted = 1;
 178
 179                 // only if this failed, find it out on our own
 180                 entity e = spawn();
 181                 precache_model(autocvar__cl_playermodel);
 182                 _setmodel(e, autocvar__cl_playermodel); // this is harmless, see below
 183                 forceplayermodels_modelisgoodmodel = fexists(e.model);
 184                 forceplayermodels_model = e.model;
 185                 forceplayermodels_modelindex = e.modelindex;
 186                 forceplayermodels_skin = autocvar__cl_playerskin;
 187                 delete(e);
 188         }
 189
 190         if(autocvar_cl_forcemyplayermodel != "" && autocvar_cl_forcemyplayermodel != forceplayermodels_mymodel)
 191         {
 192                 entity e = spawn();
 193                 _setmodel(e, autocvar_cl_forcemyplayermodel); // this is harmless, see below
 194                 forceplayermodels_myisgoodmodel = fexists(e.model);
 195                 forceplayermodels_mymodel = e.model;
 196                 forceplayermodels_mymodelindex = e.modelindex;
 197                 delete(e);
 198         }
 199
 200         // apply it
 201         bool isfriend;
 202
 203         if(teamplay)
 204                 isfriend = (cm == 1024 + 17 * myteam);
 205         else
 206                 isfriend = islocalplayer;
 207
 208         if(autocvar_cl_forcemyplayermodel != "" && forceplayermodels_myisgoodmodel && isfriend)
 209         {
 210                 this.model = forceplayermodels_mymodel;
 211                 this.modelindex = forceplayermodels_mymodelindex;
 212                 this.skin = autocvar_cl_forcemyplayerskin;
 213         }
 214         else if(autocvar_cl_forceplayermodels && forceplayermodels_modelisgoodmodel)
 215         {
 216                 this.model = forceplayermodels_model;
 217                 this.modelindex = forceplayermodels_modelindex;
 218                 this.skin = forceplayermodels_skin;
 219         }
 220         else if(this.forceplayermodels_isgoodmodel)
 221         {
 222                 this.model = this.forceplayermodels_savemodel;
 223                 this.modelindex = this.forceplayermodels_savemodelindex;
 224                 this.skin = this.forceplayermodels_saveskin;
 225         }
 226         else
 227         {
 228                 this.model = forceplayermodels_goodmodel;
 229                 this.modelindex = forceplayermodels_goodmodelindex;
 230                 this.skin = this.forceplayermodels_saveskin;
 231         }
 232
 233         LABEL(skipforcemodels)
 234
 235         if(MUTATOR_CALLHOOK(ForcePlayercolors_Skip, this, islocalplayer))
 236                 goto skipforcecolors;
 237
 238         // forceplayercolors too
 239         if(teamplay)
 240         {
 241                 // own team's color is never forced
 242                 int forcecolor_friend = 0;
 243                 int forcecolor_enemy = 0;
 244                 entity tm;
 245
 246                 if(autocvar_cl_forcemyplayercolors)
 247                         forcecolor_friend = 1024 + autocvar_cl_forcemyplayercolors;
 248                 if((autocvar_cl_forceplayercolors == 2 && team_count == 2)
 249                         || (autocvar_cl_forceplayercolors == 3 && IS_GAMETYPE(DUEL)))
 250                         forcecolor_enemy = 1024 + autocvar__cl_color;
 251
 252                 if(forcecolor_enemy && !forcecolor_friend)
 253                 {
 254                         // only enemy color is forced?
 255                         // verify it is not equal to the friend color
 256                         if(forcecolor_enemy == 1024 + 17 * myteam)
 257                                 forcecolor_enemy = 0;
 258                 }
 259
 260                 if(forcecolor_friend && !forcecolor_enemy)
 261                 {
 262                         // only friend color is forced?
 263                         // verify it is not equal to the enemy color
 264                         for(tm = teams.sort_next; tm; tm = tm.sort_next)
 265                                 // note: we even compare against our own team.
 266                                 // if we rejected because we matched our OWN team color,
 267                                 // this is not bad; we then simply keep our color as is
 268                                 // anyway.
 269                                 if(forcecolor_friend == 1024 + 17 * tm.team)
 270                                         forcecolor_friend = 0;
 271                 }
 272
 273                 if(cm == 1024 + 17 * myteam)
 274                 {
 275                         if(forcecolor_friend)
 276                                 this.colormap = forcecolor_friend;
 277                 }
 278                 else
 279                 {
 280                         if(forcecolor_enemy)
 281                                 this.colormap = forcecolor_enemy;
 282                 }
 283         }
 284         else
 285         {
 286                 if(autocvar_cl_forcemyplayercolors && islocalplayer)
 287                         this.colormap = 1024 + autocvar_cl_forcemyplayercolors;
 288                 else if(autocvar_cl_forceplayercolors)
 289                         this.colormap = player_localnum + 1;
 290         }
 291
 292         LABEL(skipforcecolors)
 293
 294         if((this.csqcmodel_effects & CSQCMODEL_EF_RESPAWNGHOST) && !autocvar_cl_respawn_ghosts_keepcolors)
 295         {
 296                 this.glowmod = '0 0 0';
 297                 this.colormap = 0;
 298                 return;
 299         }
 300
 301         // GLOWMOD AND DEATH FADING
 302         if(this.colormap > 0)
 303                 this.glowmod = colormapPaletteColor(((this.colormap >= 1024) ? this.colormap : entcs_GetClientColors(this.colormap - 1)) & 0x0F, true) * 2;
 304         else
 305                 this.glowmod = '1 1 1';
 306
 307         if(autocvar_cl_deathglow > 0)
 308         {
 309                 if(this.csqcmodel_isdead)
 310                 {
 311                         float min_factor = bound(0, autocvar_cl_deathglow_min, 1);
 312                         if(this.colormap > 0)
 313                                 min_factor /= 2;
 314                         float glow_fade = bound(0, 1 - (time - this.death_time) / autocvar_cl_deathglow, 1);
 315                         this.glowmod *= (min_factor + glow_fade * (1 - min_factor));
 316                         if (this.glowmod == '0 0 0')
 317                                 this.glowmod.x = 0.000001;
 318                 }
 319         }
 320
 321         //printf("CSQCPlayer_ModelAppearance_Apply(): state = %s, colormap = %f, glowmod = %s\n", (this.csqcmodel_isdead ? "DEAD" : "ALIVE"), this.colormap, vtos(this.glowmod));
 322 }
 323
 324 // FEATURE: fallback frames
 325 .int csqcmodel_saveframe;
 326 .int csqcmodel_saveframe2;
 327 #ifdef CSQCMODEL_HAVE_TWO_FRAMES
 328 .int csqcmodel_saveframe3;
 329 .int csqcmodel_saveframe4;
 330 #endif
 331 .int csqcmodel_framecount;
 332
 333 #define IS_DEAD_FRAME(f) ((f) == 0 || (f) == 1)
 334 void CSQCPlayer_FallbackFrame_PreUpdate(entity this)
 335 {
 336         this.frame = this.csqcmodel_saveframe;
 337         this.frame2 = this.csqcmodel_saveframe2;
 338 #ifdef CSQCMODEL_HAVE_TWO_FRAMES
 339         this.frame3 = this.csqcmodel_saveframe3;
 340         this.frame4 = this.csqcmodel_saveframe4;
 341 #endif
 342 }
 343 void CSQCPlayer_FallbackFrame_PostUpdate(entity this, bool isnew)
 344 {
 345         this.csqcmodel_saveframe = this.frame;
 346         this.csqcmodel_saveframe2 = this.frame2;
 347 #ifdef CSQCMODEL_HAVE_TWO_FRAMES
 348         this.csqcmodel_saveframe3 = this.frame3;
 349         this.csqcmodel_saveframe4 = this.frame4;
 350 #endif
 351
 352         // hack for death animations: set their frametime to zero in case a
 353         // player "pops in"
 354         if(isnew)
 355         {
 356 #define FIX_FRAMETIME(f,ft) MACRO_BEGIN \
 357                 if(IS_DEAD_FRAME(this.f) && this.ft != 0 && this.death_time != 0) \
 358                         this.ft = this.death_time; \
 359 MACRO_END
 360                 FIX_FRAMETIME(frame, frame1time);
 361                 FIX_FRAMETIME(frame2, frame2time);
 362 #ifdef CSQCMODEL_HAVE_TWO_FRAMES
 363                 FIX_FRAMETIME(frame3, frame3time);
 364                 FIX_FRAMETIME(frame4, frame4time);
 365 #endif
 366         }
 367         this.csqcmodel_isdead = IS_DEAD_FRAME(this.frame);
 368 }
 369 void CSQCPlayer_AnimDecide_PostUpdate(entity this, bool isnew)
 370 {
 371         this.csqcmodel_isdead = boolean(this.anim_state & (ANIMSTATE_DEAD1 | ANIMSTATE_DEAD2));
 372 }
 373 int CSQCPlayer_FallbackFrame(entity this, int f)
 374 {
 375         TC(int, f);
 376         if(frameduration(this.modelindex, f) > 0)
 377                 return f; // goooooood
 378         if(frameduration(this.modelindex, 1) <= 0)
 379                 return f; // this is a static model. We can't fix it if we wanted to
 380         switch(f)
 381         {
 382                 case 23: return 11; // anim_melee -> anim_shoot
 383                 case 24: return 4; // anim_duckwalkbackwards -> anim_duckwalk
 384                 case 25: return 4; // anim_duckwalkstrafeleft -> anim_duckwalk
 385                 case 26: return 4; // anim_duckwalkstraferight -> anim_duckwalk
 386                 case 27: return 4; // anim_duckwalkforwardright -> anim_duckwalk
 387                 case 28: return 4; // anim_duckwalkforwardleft -> anim_duckwalk
 388                 case 29: return 4; // anim_duckwalkbackright -> anim_duckwalk
 389                 case 30: return 4; // anim_duckwalkbackleft -> anim_duckwalk
 390         }
 391         LOG_DEBUGF("Frame %d missing in model %s, and we have no fallback - FAIL!", f, this.model);
 392         return f;
 393 }
 394 void CSQCPlayer_FallbackFrame_Apply(entity this)
 395 {
 396         this.frame = CSQCPlayer_FallbackFrame(this, this.frame);
 397         this.frame2 = CSQCPlayer_FallbackFrame(this, this.frame2);
 398 #ifdef CSQCMODEL_HAVE_TWO_FRAMES
 399         this.frame3 = CSQCPlayer_FallbackFrame(this, this.frame3);
 400         this.frame4 = CSQCPlayer_FallbackFrame(this, this.frame4);
 401 #endif
 402 }
 403
 404 // FEATURE: auto tag_index
 405 .entity tag_entity;
 406 .int tag_entity_lastmodelindex;
 407 .int tag_index;
 408 void CSQCModel_AutoTagIndex_Apply(entity this)
 409 {
 410         if(this.tag_entity && wasfreed(this.tag_entity))
 411                 this.tag_entity = NULL;
 412
 413         MUTATOR_CALLHOOK(TagIndex_Update, this);
 414
 415         if(this.tag_networkentity)
 416         {
 417                 // we are ATTACHED!
 418                 bool changed = 0;
 419                 if(this.tag_entity.entnum != this.tag_networkentity)
 420                 {
 421                         this.tag_entity = findfloat(NULL, entnum, this.tag_networkentity);
 422                         changed = 1;
 423                 }
 424
 425                 // recursive predraw call to fix issues with forcemodels and LOD if bone indexes mismatch
 426                 if(this.tag_entity.classname == "ENT_CLIENT_MODEL")
 427                 {
 428                         CSQCModel_Hook_PreDraw(this.tag_entity, (this.tag_entity.isplayermodel & ISPLAYER_CLIENT));
 429                 }
 430
 431                 if(this.tag_entity.modelindex != this.tag_entity_lastmodelindex)
 432                 {
 433                         this.tag_entity_lastmodelindex = this.tag_entity.modelindex;
 434                         changed = 1;
 435                 }
 436                 if(changed)
 437                 {
 438                         if(this.tag_entity)
 439                         {
 440                                 // the best part is: IT EXISTS
 441                                 if(substring(this.model, 0, 14) == "models/weapons")
 442                                 {
 443                                         if(substring(this.tag_entity.model, 0, 14) == "models/weapons")
 444                                         {
 445                                                 this.tag_index = gettagindex(this.tag_entity, "weapon");
 446                                                 if(!this.tag_index)
 447                                                         this.tag_index = gettagindex(this.tag_entity, "tag_weapon");
 448                                                 if(!this.tag_index)
 449                                                 {
 450                                                         // we need to prevent this from 'appening
 451                                                         this.tag_entity = NULL;
 452                                                         this.drawmask = 0;
 453                                                         LOG_TRACE("h_ model lacks weapon attachment, but v_ model is attached to it");
 454                                                 }
 455                                         }
 456                                         else if((this.tag_entity.isplayermodel & ISPLAYER_MODEL))
 457                                         {
 458                                                 skeleton_loadinfo(this.tag_entity);
 459                                                 this.tag_index = this.tag_entity.bone_weapon;
 460                                         }
 461                                 }
 462
 463                                 if(substring(this.tag_entity.model, 0, 14) == "models/weapons")
 464                                 {
 465                                         this.tag_index = gettagindex(this.tag_entity, "shot");
 466                                         if(!this.tag_index)
 467                                                 this.tag_index = gettagindex(this.tag_entity, "tag_shot");
 468                                 }
 469
 470                                 MUTATOR_CALLHOOK(TagIndex_Apply, this);
 471                         }
 472                         else
 473                         {
 474                                 // damn, see you next frame
 475                                 this.drawmask = 0;
 476                         }
 477                 }
 478         }
 479 }
 480
 481 void CSQCModel_Effects_PreUpdate(entity this)
 482 {
 483         this.effects = this.csqcmodel_effects;
 484         this.modelflags = this.csqcmodel_modelflags;
 485         this.traileffect = this.csqcmodel_traileffect;
 486 }
 487 void Reset_ArcBeam();
 488 void CSQCModel_Effects_PostUpdate(entity this)
 489 {
 490         if (this == csqcplayer) {
 491                 if (this.csqcmodel_teleported) {
 492                         Reset_ArcBeam();
 493                 }
 494         }
 495         this.csqcmodel_effects = this.effects;
 496         this.csqcmodel_modelflags = this.modelflags;
 497         this.csqcmodel_traileffect = this.traileffect;
 498         this.effects = 0;
 499         this.modelflags = 0;
 500         if(this.csqcmodel_teleported)
 501                 Projectile_ResetTrail(this, this.origin);
 502 }
 503 .int snd_looping;
 504 void CSQCModel_Effects_Apply(entity this)
 505 {
 506         int eff = this.csqcmodel_effects & ~CSQCMODEL_EF_RESPAWNGHOST;
 507         int tref = this.csqcmodel_traileffect;
 508
 509         this.renderflags &= ~(RF_DEPTHHACK | RF_ADDITIVE | RF_FULLBRIGHT | EF_NOSHADOW | RF_USEAXIS);
 510         this.effects = 0;
 511         this.traileffect = 0;
 512
 513         if(eff & EF_BRIGHTFIELD)
 514                 tref = EFFECT_TR_NEXUIZPLASMA.m_id;
 515         // ignoring EF_MUZZLEFLASH
 516         if(eff & EF_BRIGHTLIGHT)
 517                 adddynamiclight(this.origin, 400, '3 3 3');
 518         if(eff & EF_DIMLIGHT)
 519                 adddynamiclight(this.origin, 200, '1.5 1.5 1.5');
 520         if((eff & EF_NODRAW) || (this.alpha < 0))
 521                 this.drawmask = 0;
 522         if(eff & EF_ADDITIVE)
 523                 this.renderflags |= RF_ADDITIVE;
 524         if(eff & EF_BLUE)
 525                 adddynamiclight(this.origin, 200, '0.15 0.15 1.5');
 526         if(eff & EF_RED)
 527                 adddynamiclight(this.origin, 200, '1.5 0.15 0.15');
 528         // ignoring EF_NOGUNBOB
 529         if(eff & EF_FULLBRIGHT)
 530                 this.renderflags |= RF_FULLBRIGHT;
 531         if(eff & EF_FLAME)
 532         {
 533                 boxparticles(particleeffectnum(EFFECT_EF_FLAME), this, this.absmin, this.absmax, this.velocity, this.velocity, bound(0, frametime, 0.1), 0);
 534                 //pointparticles(EFFECT_EF_FLAME, this.origin, '0 0 0', bound(0, frametime, 0.1));
 535         }
 536         if(eff & EF_STARDUST)
 537         {
 538                 boxparticles(particleeffectnum(EFFECT_EF_STARDUST), this, this.absmin, this.absmax, this.velocity, this.velocity, bound(0, frametime, 0.1), 0);
 539                 //pointparticles(EFFECT_EF_STARDUST, this.origin, '0 0 0', bound(0, frametime, 0.1));
 540         }
 541         if(eff & EF_NOSHADOW)
 542                 this.renderflags |= RF_NOSHADOW;
 543         if(eff & EF_NODEPTHTEST)
 544                 this.renderflags |= RF_DEPTHHACK;
 545         // ignoring EF_SELECTABLE
 546         if(eff & EF_DOUBLESIDED)
 547                 this.effects |= EF_DOUBLESIDED;
 548         if(eff & EF_NOSELFSHADOW)
 549                 this.effects |= EF_NOSELFSHADOW;
 550         if(eff & EF_DYNAMICMODELLIGHT)
 551                 this.renderflags |= RF_DYNAMICMODELLIGHT;
 552         // ignoring EF_UNUSED18, EF_UNUSED19, EF_RESTARTANIM_BIT, EF_TELEPORT_BIT, EF_LOWPRECISION
 553         if(this.csqcmodel_modelflags & MF_ROCKET)
 554                 tref = EFFECT_TR_ROCKET.m_id;
 555         if(this.csqcmodel_modelflags & MF_GRENADE)
 556                 tref = EFFECT_TR_GRENADE.m_id;
 557         if(this.csqcmodel_modelflags & MF_GIB)
 558                 tref = EFFECT_TR_BLOOD.m_id;
 559         if(this.csqcmodel_modelflags & MF_ROTATE)
 560         {
 561                 // This will be hard to replace with MAKE_VECTORS because it's called as part of the predraw function
 562                 // as documented in csprogs.h in the engine. The globals can then be read in many places in the engine.
 563                 // However MF_ROTATE is currently only used in one place - might be possible to get rid of it entirely.
 564                 this.renderflags |= RF_USEAXIS;
 565                 makevectors(this.angles + '0 100 0' * fmod(time, 3.6));
 566         }
 567         if(this.csqcmodel_modelflags & MF_TRACER)
 568                 tref = EFFECT_TR_WIZSPIKE.m_id;
 569         if(this.csqcmodel_modelflags & MF_ZOMGIB)
 570                 tref = EFFECT_TR_SLIGHTBLOOD.m_id;
 571         if(this.csqcmodel_modelflags & MF_TRACER2)
 572                 tref = EFFECT_TR_KNIGHTSPIKE.m_id;
 573         if(this.csqcmodel_modelflags & MF_TRACER3)
 574                 tref = EFFECT_TR_VORESPIKE.m_id;
 575
 576         this.traileffect = tref;
 577
 578         if(this.drawmask)
 579                 Projectile_DrawTrail(this, this.origin);
 580         else
 581                 Projectile_ResetTrail(this, this.origin);
 582
 583         if(this.csqcmodel_effects & CSQCMODEL_EF_RESPAWNGHOST)
 584                 this.renderflags |= RF_ADDITIVE;
 585                 // also special in CSQCPlayer_GlowMod_Apply
 586
 587         if(this.csqcmodel_modelflags & MF_ROCKET)
 588         {
 589                 if(!this.snd_looping)
 590                 {
 591                         sound(this, CH_TRIGGER_SINGLE, SND_JETPACK_FLY, VOL_BASE, autocvar_cl_jetpack_attenuation);
 592                         this.snd_looping = CH_TRIGGER_SINGLE;
 593                 }
 594         }
 595         else
 596         {
 597                 if(this.snd_looping)
 598                 {
 599                         sound(this, this.snd_looping, SND_Null, VOL_BASE, autocvar_cl_jetpack_attenuation);
 600                         this.snd_looping = 0;
 601                 }
 602         }
 603 }
 604
 605 // general functions
 606 .int csqcmodel_predraw_run;
 607 .int anim_frame;
 608 .int anim_frame1time;
 609 .int anim_frame2;
 610 .int anim_frame2time;
 611 .int anim_saveframe;
 612 .int anim_saveframe1time;
 613 .int anim_saveframe2;
 614 .int anim_saveframe2time;
 615 .int anim_prev_pmove_flags;
 616 void CSQCModel_Hook_PreDraw(entity this, bool isplayer)
 617 {
 618         if(this.csqcmodel_predraw_run == framecount)
 619                 return;
 620         this.csqcmodel_predraw_run = framecount;
 621
 622         if(!this.modelindex || this.model == "null" || this.alpha < 0)
 623         {
 624                 this.drawmask = 0;
 625                 if(this.snd_looping > 0)
 626                 {
 627                         sound(this, this.snd_looping, SND_Null, VOL_BASE, autocvar_cl_jetpack_attenuation);
 628                         this.snd_looping = 0;
 629                 }
 630                 return;
 631         }
 632         else
 633                 this.drawmask = MASK_NORMAL;
 634
 635         if((this.isplayermodel & ISPLAYER_MODEL) && this.drawmask) // this checks if it's a player MODEL!
 636         {
 637                 CSQCPlayer_ModelAppearance_Apply(this, (this.isplayermodel & ISPLAYER_LOCAL));
 638                 CSQCPlayer_LOD_Apply(this);
 639
 640                 if(!isplayer)
 641                 {
 642                         skeleton_loadinfo(this);
 643                         bool doblend = (this.bone_upperbody >= 0);
 644                         CSQCPlayer_FallbackFrame_Apply(this);
 645                         if(doblend)
 646                         {
 647                                 skeleton_from_frames(this, this.csqcmodel_isdead);
 648                         }
 649                         else
 650                         {
 651                                 free_skeleton_from_frames(this);
 652                                 // just in case, clear these (we're animating in frame and frame3)
 653                                 this.lerpfrac = 0;
 654                                 this.lerpfrac4 = 0;
 655                         }
 656                 }
 657                 else
 658                 {
 659                         // we know that frame3 and frame4 fields, used by InterpolateAnimation, are left alone - but that is all we know!
 660                         skeleton_loadinfo(this);
 661                         bool doblend = (this.bone_upperbody >= 0);
 662                         bool onground = 0;
 663                         if(this == csqcplayer)
 664                         {
 665                                 if(IS_ONGROUND(this))
 666                                         onground = 1;
 667                                 this.anim_prev_pmove_flags = this.flags;
 668                                 if(this.flags & FL_DUCKED)
 669                                         animdecide_setstate(this, this.anim_state | ANIMSTATE_DUCK, false);
 670                                 else if(this.anim_state & ANIMSTATE_DUCK)
 671                                         animdecide_setstate(this, this.anim_state - ANIMSTATE_DUCK, false);
 672                         }
 673                         else
 674                         {
 675                                 tracebox(this.origin + '0 0 1', this.mins, this.maxs, this.origin - '0 0 4', MOVE_NORMAL, this);
 676                                 if(trace_startsolid || trace_fraction < 1)
 677                                         onground = 1;
 678                                 // predicted clients handle smoothing in the prediction code
 679                                 this.origin = CSQCModel_ApplyStairSmoothing(this, onground, this.origin);
 680                         }
 681                         animdecide_load_if_needed(this);
 682                         animdecide_setimplicitstate(this, onground);
 683                         animdecide_setframes(this, doblend, anim_frame, anim_frame1time, anim_frame2, anim_frame2time);
 684                         int sf = 0;
 685                         if(this.anim_saveframe != this.anim_frame || this.anim_saveframe1time != this.anim_frame1time)
 686                                 sf |= CSQCMODEL_PROPERTY_FRAME;
 687                         if(this.anim_saveframe2 != this.anim_frame2 || this.anim_saveframe2time != this.anim_frame2time)
 688                                 sf |= CSQCMODEL_PROPERTY_FRAME2;
 689                         this.anim_saveframe = this.anim_frame;
 690                         this.anim_saveframe1time = this.anim_frame1time;
 691                         this.anim_saveframe2 = this.anim_frame2;
 692                         this.anim_saveframe2time = this.anim_frame2time;
 693                         // Note: we always consider lerpfrac "changed", as it uses fixed values every time anyway.
 694                         // This ensures that .frame etc. are always written.
 695                         CSQCModel_InterpolateAnimation_2To4_PreNote(this, sf | CSQCMODEL_PROPERTY_LERPFRAC);
 696                         this.lerpfrac = (doblend ? 0.5 : 0);
 697                         this.frame = this.anim_frame;
 698                         this.frame1time = this.anim_frame1time;
 699                         this.frame2 = this.anim_frame2;
 700                         this.frame2time = this.anim_frame2time;
 701                         CSQCModel_InterpolateAnimation_2To4_Note(this, sf | CSQCMODEL_PROPERTY_LERPFRAC, false);
 702                         CSQCModel_InterpolateAnimation_2To4_Do(this);
 703                         if(doblend)
 704                         {
 705                                 skeleton_from_frames(this, this.csqcmodel_isdead);
 706                         }
 707                         else
 708                         {
 709                                 free_skeleton_from_frames(this);
 710                                 // just in case, clear these (we're animating in frame and frame3)
 711                                 this.lerpfrac = 0;
 712                                 this.lerpfrac4 = 0;
 713                         }
 714                 }
 715         }
 716
 717         CSQCModel_AutoTagIndex_Apply(this);
 718
 719         CSQCModel_Effects_Apply(this);
 720 }
 721
 722 void CSQCModel_Hook_PreUpdate(entity this, bool isnew, bool isplayer, bool islocalplayer)
 723 {
 724         // interpolate v_angle
 725         this.iflags |= IFLAG_V_ANGLE_X;
 726         // revert to values from server
 727         CSQCModel_Effects_PreUpdate(this);
 728         if((this.isplayermodel & ISPLAYER_MODEL))
 729         {
 730                 if(!isplayer)
 731                         CSQCPlayer_FallbackFrame_PreUpdate(this);
 732                 CSQCPlayer_ModelAppearance_PreUpdate(this);
 733         }
 734 }
 735
 736 void CSQCModel_Hook_PostUpdate(entity this, bool isnew, bool isplayer, bool islocalplayer)
 737 {
 738         // is it a player model? (shared state)
 739         bool is_playermodel = (substring(this.model, 0, 14) == "models/player/" || substring(this.model, 0, 17) == "models/ok_player/" ||
 740                                                         (substring(this.model, 0, 16) == "models/monsters/" && (this.isplayermodel & BIT(1))));
 741         this.isplayermodel = BITSET(this.isplayermodel, ISPLAYER_MODEL, is_playermodel);
 742
 743         // save values set by server
 744         if((this.isplayermodel & ISPLAYER_MODEL))
 745         {
 746                 CSQCPlayer_ModelAppearance_PostUpdate(this);
 747                 if(isplayer)
 748                         CSQCPlayer_AnimDecide_PostUpdate(this, isnew);
 749                 else
 750                         CSQCPlayer_FallbackFrame_PostUpdate(this, isnew);
 751         }
 752         CSQCModel_Effects_PostUpdate(this);
 753 }