clvm_cmds.c

   1 #include "quakedef.h"
   2
   3 #include "prvm_cmds.h"
   4 #include "csprogs.h"
   5 #include "cl_collision.h"
   6 #include "r_shadow.h"
   7 #include "jpeg.h"
   8 #include "image.h"
   9
  10 //============================================================================
  11 // Client
  12 //[515]: unsolved PROBLEMS
  13 //- finish player physics code (cs_runplayerphysics)
  14 //- EntWasFreed ?
  15 //- RF_DEPTHHACK is not like it should be
  16 //- add builtin that sets cl.viewangles instead of reading "input_angles" global
  17 //- finish lines support for R_Polygon***
  18 //- insert selecttraceline into traceline somehow
  19
  20 //4 feature darkplaces csqc: add builtin to clientside qc for reading triangles of model meshes (useful to orient a ui along a triangle of a model mesh)
  21 //4 feature darkplaces csqc: add builtins to clientside qc for gl calls
  22
  23 extern cvar_t v_flipped;
  24
  25 sfx_t *S_FindName(const char *name);
  26 int Sbar_GetSortedPlayerIndex (int index);
  27 void Sbar_SortFrags (void);
  28 void CL_FindNonSolidLocation(const vec3_t in, vec3_t out, vec_t radius);
  29 void CSQC_RelinkAllEntities (int drawmask);
  30 void CSQC_RelinkCSQCEntities (void);
  31 const char *Key_GetBind (int key);
  32
  33 // #1 void(vector ang) makevectors
  34 static void VM_CL_makevectors (void)
  35 {
  36         VM_SAFEPARMCOUNT(1, VM_CL_makevectors);
  37         AngleVectors (PRVM_G_VECTOR(OFS_PARM0), prog->globals.client->v_forward, prog->globals.client->v_right, prog->globals.client->v_up);
  38 }
  39
  40 // #2 void(entity e, vector o) setorigin
  41 void VM_CL_setorigin (void)
  42 {
  43         prvm_edict_t    *e;
  44         float   *org;
  45         VM_SAFEPARMCOUNT(2, VM_CL_setorigin);
  46
  47         e = PRVM_G_EDICT(OFS_PARM0);
  48         if (e == prog->edicts)
  49         {
  50                 VM_Warning("setorigin: can not modify world entity\n");
  51                 return;
  52         }
  53         if (e->priv.required->free)
  54         {
  55                 VM_Warning("setorigin: can not modify free entity\n");
  56                 return;
  57         }
  58         org = PRVM_G_VECTOR(OFS_PARM1);
  59         VectorCopy (org, e->fields.client->origin);
  60         CL_LinkEdict(e);
  61 }
  62
  63 static void SetMinMaxSize (prvm_edict_t *e, float *min, float *max)
  64 {
  65         int             i;
  66
  67         for (i=0 ; i<3 ; i++)
  68                 if (min[i] > max[i])
  69                         PRVM_ERROR("SetMinMaxSize: backwards mins/maxs");
  70
  71         // set derived values
  72         VectorCopy (min, e->fields.client->mins);
  73         VectorCopy (max, e->fields.client->maxs);
  74         VectorSubtract (max, min, e->fields.client->size);
  75
  76         CL_LinkEdict (e);
  77 }
  78
  79 // #3 void(entity e, string m) setmodel
  80 void VM_CL_setmodel (void)
  81 {
  82         prvm_edict_t    *e;
  83         const char              *m;
  84         dp_model_t *mod;
  85         int                             i;
  86
  87         VM_SAFEPARMCOUNT(2, VM_CL_setmodel);
  88
  89         e = PRVM_G_EDICT(OFS_PARM0);
  90         e->fields.client->modelindex = 0;
  91         e->fields.client->model = 0;
  92
  93         m = PRVM_G_STRING(OFS_PARM1);
  94         mod = NULL;
  95         for (i = 0;i < MAX_MODELS && cl.csqc_model_precache[i];i++)
  96         {
  97                 if (!strcmp(cl.csqc_model_precache[i]->name, m))
  98                 {
  99                         mod = cl.csqc_model_precache[i];
 100                         e->fields.client->model = PRVM_SetEngineString(mod->name);
 101                         e->fields.client->modelindex = -(i+1);
 102                         break;
 103                 }
 104         }
 105
 106         if( !mod ) {
 107                 for (i = 0;i < MAX_MODELS;i++)
 108                 {
 109                         mod = cl.model_precache[i];
 110                         if (mod && !strcmp(mod->name, m))
 111                         {
 112                                 e->fields.client->model = PRVM_SetEngineString(mod->name);
 113                                 e->fields.client->modelindex = i;
 114                                 break;
 115                         }
 116                 }
 117         }
 118
 119         if( mod ) {
 120                 // TODO: check if this breaks needed consistency and maybe add a cvar for it too?? [1/10/2008 Black]
 121                 //SetMinMaxSize (e, mod->normalmins, mod->normalmaxs);
 122         }
 123         else
 124         {
 125                 SetMinMaxSize (e, vec3_origin, vec3_origin);
 126                 VM_Warning ("setmodel: model '%s' not precached\n", m);
 127         }
 128 }
 129
 130 // #4 void(entity e, vector min, vector max) setsize
 131 static void VM_CL_setsize (void)
 132 {
 133         prvm_edict_t    *e;
 134         float                   *min, *max;
 135         VM_SAFEPARMCOUNT(3, VM_CL_setsize);
 136
 137         e = PRVM_G_EDICT(OFS_PARM0);
 138         if (e == prog->edicts)
 139         {
 140                 VM_Warning("setsize: can not modify world entity\n");
 141                 return;
 142         }
 143         if (e->priv.server->free)
 144         {
 145                 VM_Warning("setsize: can not modify free entity\n");
 146                 return;
 147         }
 148         min = PRVM_G_VECTOR(OFS_PARM1);
 149         max = PRVM_G_VECTOR(OFS_PARM2);
 150
 151         SetMinMaxSize( e, min, max );
 152
 153         CL_LinkEdict(e);
 154 }
 155
 156 // #8 void(entity e, float chan, string samp, float volume, float atten) sound
 157 static void VM_CL_sound (void)
 158 {
 159         const char                      *sample;
 160         int                                     channel;
 161         prvm_edict_t            *entity;
 162         float                           volume;
 163         float                           attenuation;
 164
 165         VM_SAFEPARMCOUNT(5, VM_CL_sound);
 166
 167         entity = PRVM_G_EDICT(OFS_PARM0);
 168         channel = (int)PRVM_G_FLOAT(OFS_PARM1);
 169         sample = PRVM_G_STRING(OFS_PARM2);
 170         volume = PRVM_G_FLOAT(OFS_PARM3);
 171         attenuation = PRVM_G_FLOAT(OFS_PARM4);
 172
 173         if (volume < 0 || volume > 1)
 174         {
 175                 VM_Warning("VM_CL_sound: volume must be in range 0-1\n");
 176                 return;
 177         }
 178
 179         if (attenuation < 0 || attenuation > 4)
 180         {
 181                 VM_Warning("VM_CL_sound: attenuation must be in range 0-4\n");
 182                 return;
 183         }
 184
 185         if (channel < 0 || channel > 7)
 186         {
 187                 VM_Warning("VM_CL_sound: channel must be in range 0-7\n");
 188                 return;
 189         }
 190
 191         S_StartSound(32768 + PRVM_NUM_FOR_EDICT(entity), channel, S_FindName(sample), entity->fields.client->origin, volume, attenuation);
 192 }
 193
 194 // #483 void(vector origin, string sample, float volume, float attenuation) pointsound
 195 static void VM_CL_pointsound(void)
 196 {
 197         const char                      *sample;
 198         float                           volume;
 199         float                           attenuation;
 200         vec3_t                          org;
 201
 202         VM_SAFEPARMCOUNT(4, VM_CL_pointsound);
 203
 204         VectorCopy( PRVM_G_VECTOR(OFS_PARM0), org);
 205         sample = PRVM_G_STRING(OFS_PARM1);
 206         volume = PRVM_G_FLOAT(OFS_PARM2);
 207         attenuation = PRVM_G_FLOAT(OFS_PARM3);
 208
 209         if (volume < 0 || volume > 1)
 210         {
 211                 VM_Warning("VM_CL_pointsound: volume must be in range 0-1\n");
 212                 return;
 213         }
 214
 215         if (attenuation < 0 || attenuation > 4)
 216         {
 217                 VM_Warning("VM_CL_pointsound: attenuation must be in range 0-4\n");
 218                 return;
 219         }
 220
 221         // Send World Entity as Entity to Play Sound (for CSQC, that is 32768)
 222         S_StartSound(32768, 0, S_FindName(sample), org, volume, attenuation);
 223 }
 224
 225 // #14 entity() spawn
 226 static void VM_CL_spawn (void)
 227 {
 228         prvm_edict_t *ed;
 229         ed = PRVM_ED_Alloc();
 230         VM_RETURN_EDICT(ed);
 231 }
 232
 233 void CL_VM_SetTraceGlobals(const trace_t *trace, int svent)
 234 {
 235         prvm_eval_t *val;
 236         VM_SetTraceGlobals(trace);
 237         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_networkentity)))
 238                 val->_float = svent;
 239 }
 240
 241 #define CL_HitNetworkBrushModels(move) !((move) == MOVE_WORLDONLY)
 242 #define CL_HitNetworkPlayers(move)     !((move) == MOVE_WORLDONLY || (move) == MOVE_NOMONSTERS)
 243
 244 // #16 float(vector v1, vector v2, float movetype, entity ignore) traceline
 245 static void VM_CL_traceline (void)
 246 {
 247         float   *v1, *v2;
 248         trace_t trace;
 249         int             move, svent;
 250         prvm_edict_t    *ent;
 251
 252         VM_SAFEPARMCOUNTRANGE(4, 4, VM_CL_traceline);
 253
 254         prog->xfunction->builtinsprofile += 30;
 255
 256         v1 = PRVM_G_VECTOR(OFS_PARM0);
 257         v2 = PRVM_G_VECTOR(OFS_PARM1);
 258         move = (int)PRVM_G_FLOAT(OFS_PARM2);
 259         ent = PRVM_G_EDICT(OFS_PARM3);
 260
 261         if (IS_NAN(v1[0]) || IS_NAN(v1[1]) || IS_NAN(v1[2]) || IS_NAN(v2[0]) || IS_NAN(v2[1]) || IS_NAN(v2[2]))
 262                 PRVM_ERROR("%s: NAN errors detected in traceline('%f %f %f', '%f %f %f', %i, entity %i)\n", PRVM_NAME, v1[0], v1[1], v1[2], v2[0], v2[1], v2[2], move, PRVM_EDICT_TO_PROG(ent));
 263
 264         trace = CL_Move(v1, vec3_origin, vec3_origin, v2, move, ent, CL_GenericHitSuperContentsMask(ent), CL_HitNetworkBrushModels(move), CL_HitNetworkPlayers(move), &svent, true);
 265
 266         CL_VM_SetTraceGlobals(&trace, svent);
 267 }
 268
 269 /*
 270 =================
 271 VM_CL_tracebox
 272
 273 Used for use tracing and shot targeting
 274 Traces are blocked by bbox and exact bsp entityes, and also slide box entities
 275 if the tryents flag is set.
 276
 277 tracebox (vector1, vector mins, vector maxs, vector2, tryents)
 278 =================
 279 */
 280 // LordHavoc: added this for my own use, VERY useful, similar to traceline
 281 static void VM_CL_tracebox (void)
 282 {
 283         float   *v1, *v2, *m1, *m2;
 284         trace_t trace;
 285         int             move, svent;
 286         prvm_edict_t    *ent;
 287
 288         VM_SAFEPARMCOUNTRANGE(6, 8, VM_CL_tracebox); // allow more parameters for future expansion
 289
 290         prog->xfunction->builtinsprofile += 30;
 291
 292         v1 = PRVM_G_VECTOR(OFS_PARM0);
 293         m1 = PRVM_G_VECTOR(OFS_PARM1);
 294         m2 = PRVM_G_VECTOR(OFS_PARM2);
 295         v2 = PRVM_G_VECTOR(OFS_PARM3);
 296         move = (int)PRVM_G_FLOAT(OFS_PARM4);
 297         ent = PRVM_G_EDICT(OFS_PARM5);
 298
 299         if (IS_NAN(v1[0]) || IS_NAN(v1[1]) || IS_NAN(v1[2]) || IS_NAN(v2[0]) || IS_NAN(v2[1]) || IS_NAN(v2[2]))
 300                 PRVM_ERROR("%s: NAN errors detected in tracebox('%f %f %f', '%f %f %f', '%f %f %f', '%f %f %f', %i, entity %i)\n", PRVM_NAME, v1[0], v1[1], v1[2], m1[0], m1[1], m1[2], m2[0], m2[1], m2[2], v2[0], v2[1], v2[2], move, PRVM_EDICT_TO_PROG(ent));
 301
 302         trace = CL_Move(v1, m1, m2, v2, move, ent, CL_GenericHitSuperContentsMask(ent), CL_HitNetworkBrushModels(move), CL_HitNetworkPlayers(move), &svent, true);
 303
 304         CL_VM_SetTraceGlobals(&trace, svent);
 305 }
 306
 307 trace_t CL_Trace_Toss (prvm_edict_t *tossent, prvm_edict_t *ignore, int *svent)
 308 {
 309         int i;
 310         float gravity;
 311         vec3_t move, end;
 312         vec3_t original_origin;
 313         vec3_t original_velocity;
 314         vec3_t original_angles;
 315         vec3_t original_avelocity;
 316         prvm_eval_t *val;
 317         trace_t trace;
 318
 319         VectorCopy(tossent->fields.client->origin   , original_origin   );
 320         VectorCopy(tossent->fields.client->velocity , original_velocity );
 321         VectorCopy(tossent->fields.client->angles   , original_angles   );
 322         VectorCopy(tossent->fields.client->avelocity, original_avelocity);
 323
 324         val = PRVM_EDICTFIELDVALUE(tossent, prog->fieldoffsets.gravity);
 325         if (val != NULL && val->_float != 0)
 326                 gravity = val->_float;
 327         else
 328                 gravity = 1.0;
 329         gravity *= cl.movevars_gravity * 0.05;
 330
 331         for (i = 0;i < 200;i++) // LordHavoc: sanity check; never trace more than 10 seconds
 332         {
 333                 tossent->fields.client->velocity[2] -= gravity;
 334                 VectorMA (tossent->fields.client->angles, 0.05, tossent->fields.client->avelocity, tossent->fields.client->angles);
 335                 VectorScale (tossent->fields.client->velocity, 0.05, move);
 336                 VectorAdd (tossent->fields.client->origin, move, end);
 337                 trace = CL_Move (tossent->fields.client->origin, tossent->fields.client->mins, tossent->fields.client->maxs, end, MOVE_NORMAL, tossent, CL_GenericHitSuperContentsMask(tossent), true, true, NULL, true);
 338                 VectorCopy (trace.endpos, tossent->fields.client->origin);
 339
 340                 if (trace.fraction < 1)
 341                         break;
 342         }
 343
 344         VectorCopy(original_origin   , tossent->fields.client->origin   );
 345         VectorCopy(original_velocity , tossent->fields.client->velocity );
 346         VectorCopy(original_angles   , tossent->fields.client->angles   );
 347         VectorCopy(original_avelocity, tossent->fields.client->avelocity);
 348
 349         return trace;
 350 }
 351
 352 static void VM_CL_tracetoss (void)
 353 {
 354         trace_t trace;
 355         prvm_edict_t    *ent;
 356         prvm_edict_t    *ignore;
 357         int svent;
 358
 359         prog->xfunction->builtinsprofile += 600;
 360
 361         VM_SAFEPARMCOUNT(2, VM_CL_tracetoss);
 362
 363         ent = PRVM_G_EDICT(OFS_PARM0);
 364         if (ent == prog->edicts)
 365         {
 366                 VM_Warning("tracetoss: can not use world entity\n");
 367                 return;
 368         }
 369         ignore = PRVM_G_EDICT(OFS_PARM1);
 370
 371         trace = CL_Trace_Toss (ent, ignore, &svent);
 372
 373         CL_VM_SetTraceGlobals(&trace, svent);
 374 }
 375
 376
 377 // #20 void(string s) precache_model
 378 void VM_CL_precache_model (void)
 379 {
 380         const char      *name;
 381         int                     i;
 382         dp_model_t              *m;
 383
 384         VM_SAFEPARMCOUNT(1, VM_CL_precache_model);
 385
 386         name = PRVM_G_STRING(OFS_PARM0);
 387         for (i = 0;i < MAX_MODELS && cl.csqc_model_precache[i];i++)
 388         {
 389                 if(!strcmp(cl.csqc_model_precache[i]->name, name))
 390                 {
 391                         PRVM_G_FLOAT(OFS_RETURN) = -(i+1);
 392                         return;
 393                 }
 394         }
 395         PRVM_G_FLOAT(OFS_RETURN) = 0;
 396         m = Mod_ForName(name, false, false, name[0] == '*' ? cl.model_name[1] : NULL);
 397         if(m && m->loaded)
 398         {
 399                 for (i = 0;i < MAX_MODELS;i++)
 400                 {
 401                         if (!cl.csqc_model_precache[i])
 402                         {
 403                                 cl.csqc_model_precache[i] = (dp_model_t*)m;
 404                                 PRVM_G_FLOAT(OFS_RETURN) = -(i+1);
 405                                 return;
 406                         }
 407                 }
 408                 VM_Warning("VM_CL_precache_model: no free models\n");
 409                 return;
 410         }
 411         VM_Warning("VM_CL_precache_model: model \"%s\" not found\n", name);
 412 }
 413
 414 int CSQC_EntitiesInBox (vec3_t mins, vec3_t maxs, int maxlist, prvm_edict_t **list)
 415 {
 416         prvm_edict_t    *ent;
 417         int                             i, k;
 418
 419         ent = PRVM_NEXT_EDICT(prog->edicts);
 420         for(k=0,i=1; i<prog->num_edicts ;i++, ent = PRVM_NEXT_EDICT(ent))
 421         {
 422                 if (ent->priv.required->free)
 423                         continue;
 424                 if(BoxesOverlap(mins, maxs, ent->fields.client->absmin, ent->fields.client->absmax))
 425                         list[k++] = ent;
 426         }
 427         return k;
 428 }
 429
 430 // #22 entity(vector org, float rad) findradius
 431 static void VM_CL_findradius (void)
 432 {
 433         prvm_edict_t    *ent, *chain;
 434         vec_t                   radius, radius2;
 435         vec3_t                  org, eorg, mins, maxs;
 436         int                             i, numtouchedicts;
 437         prvm_edict_t    *touchedicts[MAX_EDICTS];
 438         int             chainfield;
 439
 440         VM_SAFEPARMCOUNTRANGE(2, 3, VM_CL_findradius);
 441
 442         if(prog->argc == 3)
 443                 chainfield = PRVM_G_INT(OFS_PARM2);
 444         else
 445                 chainfield = prog->fieldoffsets.chain;
 446         if(chainfield < 0)
 447                 PRVM_ERROR("VM_findchain: %s doesnt have the specified chain field !", PRVM_NAME);
 448
 449         chain = (prvm_edict_t *)prog->edicts;
 450
 451         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), org);
 452         radius = PRVM_G_FLOAT(OFS_PARM1);
 453         radius2 = radius * radius;
 454
 455         mins[0] = org[0] - (radius + 1);
 456         mins[1] = org[1] - (radius + 1);
 457         mins[2] = org[2] - (radius + 1);
 458         maxs[0] = org[0] + (radius + 1);
 459         maxs[1] = org[1] + (radius + 1);
 460         maxs[2] = org[2] + (radius + 1);
 461         numtouchedicts = CSQC_EntitiesInBox(mins, maxs, MAX_EDICTS, touchedicts);
 462         if (numtouchedicts > MAX_EDICTS)
 463         {
 464                 // this never happens   //[515]: for what then ?
 465                 Con_Printf("CSQC_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
 466                 numtouchedicts = MAX_EDICTS;
 467         }
 468         for (i = 0;i < numtouchedicts;i++)
 469         {
 470                 ent = touchedicts[i];
 471                 // Quake did not return non-solid entities but darkplaces does
 472                 // (note: this is the reason you can't blow up fallen zombies)
 473                 if (ent->fields.client->solid == SOLID_NOT && !sv_gameplayfix_blowupfallenzombies.integer)
 474                         continue;
 475                 // LordHavoc: compare against bounding box rather than center so it
 476                 // doesn't miss large objects, and use DotProduct instead of Length
 477                 // for a major speedup
 478                 VectorSubtract(org, ent->fields.client->origin, eorg);
 479                 if (sv_gameplayfix_findradiusdistancetobox.integer)
 480                 {
 481                         eorg[0] -= bound(ent->fields.client->mins[0], eorg[0], ent->fields.client->maxs[0]);
 482                         eorg[1] -= bound(ent->fields.client->mins[1], eorg[1], ent->fields.client->maxs[1]);
 483                         eorg[2] -= bound(ent->fields.client->mins[2], eorg[2], ent->fields.client->maxs[2]);
 484                 }
 485                 else
 486                         VectorMAMAM(1, eorg, -0.5f, ent->fields.client->mins, -0.5f, ent->fields.client->maxs, eorg);
 487                 if (DotProduct(eorg, eorg) < radius2)
 488                 {
 489                         PRVM_EDICTFIELDVALUE(ent, chainfield)->edict = PRVM_EDICT_TO_PROG(chain);
 490                         chain = ent;
 491                 }
 492         }
 493
 494         VM_RETURN_EDICT(chain);
 495 }
 496
 497 // #34 float() droptofloor
 498 static void VM_CL_droptofloor (void)
 499 {
 500         prvm_edict_t            *ent;
 501         prvm_eval_t                     *val;
 502         vec3_t                          end;
 503         trace_t                         trace;
 504
 505         VM_SAFEPARMCOUNTRANGE(0, 2, VM_CL_droptofloor); // allow 2 parameters because the id1 defs.qc had an incorrect prototype
 506
 507         // assume failure if it returns early
 508         PRVM_G_FLOAT(OFS_RETURN) = 0;
 509
 510         ent = PRVM_PROG_TO_EDICT(prog->globals.client->self);
 511         if (ent == prog->edicts)
 512         {
 513                 VM_Warning("droptofloor: can not modify world entity\n");
 514                 return;
 515         }
 516         if (ent->priv.server->free)
 517         {
 518                 VM_Warning("droptofloor: can not modify free entity\n");
 519                 return;
 520         }
 521
 522         VectorCopy (ent->fields.client->origin, end);
 523         end[2] -= 256;
 524
 525         trace = CL_Move(ent->fields.client->origin, ent->fields.client->mins, ent->fields.client->maxs, end, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true);
 526
 527         if (trace.fraction != 1)
 528         {
 529                 VectorCopy (trace.endpos, ent->fields.client->origin);
 530                 ent->fields.client->flags = (int)ent->fields.client->flags | FL_ONGROUND;
 531                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.groundentity)))
 532                         val->edict = PRVM_EDICT_TO_PROG(trace.ent);
 533                 PRVM_G_FLOAT(OFS_RETURN) = 1;
 534                 // if support is destroyed, keep suspended (gross hack for floating items in various maps)
 535 //              ent->priv.server->suspendedinairflag = true;
 536         }
 537 }
 538
 539 // #35 void(float style, string value) lightstyle
 540 static void VM_CL_lightstyle (void)
 541 {
 542         int                     i;
 543         const char      *c;
 544
 545         VM_SAFEPARMCOUNT(2, VM_CL_lightstyle);
 546
 547         i = (int)PRVM_G_FLOAT(OFS_PARM0);
 548         c = PRVM_G_STRING(OFS_PARM1);
 549         if (i >= cl.max_lightstyle)
 550         {
 551                 VM_Warning("VM_CL_lightstyle >= MAX_LIGHTSTYLES\n");
 552                 return;
 553         }
 554         strlcpy (cl.lightstyle[i].map,  MSG_ReadString(), sizeof (cl.lightstyle[i].map));
 555         cl.lightstyle[i].map[MAX_STYLESTRING - 1] = 0;
 556         cl.lightstyle[i].length = (int)strlen(cl.lightstyle[i].map);
 557 }
 558
 559 // #40 float(entity e) checkbottom
 560 static void VM_CL_checkbottom (void)
 561 {
 562         static int              cs_yes, cs_no;
 563         prvm_edict_t    *ent;
 564         vec3_t                  mins, maxs, start, stop;
 565         trace_t                 trace;
 566         int                             x, y;
 567         float                   mid, bottom;
 568
 569         VM_SAFEPARMCOUNT(1, VM_CL_checkbottom);
 570         ent = PRVM_G_EDICT(OFS_PARM0);
 571         PRVM_G_FLOAT(OFS_RETURN) = 0;
 572
 573         VectorAdd (ent->fields.client->origin, ent->fields.client->mins, mins);
 574         VectorAdd (ent->fields.client->origin, ent->fields.client->maxs, maxs);
 575
 576 // if all of the points under the corners are solid world, don't bother
 577 // with the tougher checks
 578 // the corners must be within 16 of the midpoint
 579         start[2] = mins[2] - 1;
 580         for     (x=0 ; x<=1 ; x++)
 581                 for     (y=0 ; y<=1 ; y++)
 582                 {
 583                         start[0] = x ? maxs[0] : mins[0];
 584                         start[1] = y ? maxs[1] : mins[1];
 585                         if (!(CL_PointSuperContents(start) & (SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY)))
 586                                 goto realcheck;
 587                 }
 588
 589         cs_yes++;
 590         PRVM_G_FLOAT(OFS_RETURN) = true;
 591         return;         // we got out easy
 592
 593 realcheck:
 594         cs_no++;
 595 //
 596 // check it for real...
 597 //
 598         start[2] = mins[2];
 599
 600 // the midpoint must be within 16 of the bottom
 601         start[0] = stop[0] = (mins[0] + maxs[0])*0.5;
 602         start[1] = stop[1] = (mins[1] + maxs[1])*0.5;
 603         stop[2] = start[2] - 2*sv_stepheight.value;
 604         trace = CL_Move (start, vec3_origin, vec3_origin, stop, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true);
 605
 606         if (trace.fraction == 1.0)
 607                 return;
 608
 609         mid = bottom = trace.endpos[2];
 610
 611 // the corners must be within 16 of the midpoint
 612         for     (x=0 ; x<=1 ; x++)
 613                 for     (y=0 ; y<=1 ; y++)
 614                 {
 615                         start[0] = stop[0] = x ? maxs[0] : mins[0];
 616                         start[1] = stop[1] = y ? maxs[1] : mins[1];
 617
 618                         trace = CL_Move (start, vec3_origin, vec3_origin, stop, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true);
 619
 620                         if (trace.fraction != 1.0 && trace.endpos[2] > bottom)
 621                                 bottom = trace.endpos[2];
 622                         if (trace.fraction == 1.0 || mid - trace.endpos[2] > sv_stepheight.value)
 623                                 return;
 624                 }
 625
 626         cs_yes++;
 627         PRVM_G_FLOAT(OFS_RETURN) = true;
 628 }
 629
 630 // #41 float(vector v) pointcontents
 631 static void VM_CL_pointcontents (void)
 632 {
 633         VM_SAFEPARMCOUNT(1, VM_CL_pointcontents);
 634         PRVM_G_FLOAT(OFS_RETURN) = Mod_Q1BSP_NativeContentsFromSuperContents(NULL, CL_PointSuperContents(PRVM_G_VECTOR(OFS_PARM0)));
 635 }
 636
 637 // #48 void(vector o, vector d, float color, float count) particle
 638 static void VM_CL_particle (void)
 639 {
 640         float   *org, *dir;
 641         int             count;
 642         unsigned char   color;
 643         VM_SAFEPARMCOUNT(4, VM_CL_particle);
 644
 645         org = PRVM_G_VECTOR(OFS_PARM0);
 646         dir = PRVM_G_VECTOR(OFS_PARM1);
 647         color = (int)PRVM_G_FLOAT(OFS_PARM2);
 648         count = (int)PRVM_G_FLOAT(OFS_PARM3);
 649         CL_ParticleEffect(EFFECT_SVC_PARTICLE, count, org, org, dir, dir, NULL, color);
 650 }
 651
 652 // #74 void(vector pos, string samp, float vol, float atten) ambientsound
 653 static void VM_CL_ambientsound (void)
 654 {
 655         float   *f;
 656         sfx_t   *s;
 657         VM_SAFEPARMCOUNT(4, VM_CL_ambientsound);
 658         s = S_FindName(PRVM_G_STRING(OFS_PARM0));
 659         f = PRVM_G_VECTOR(OFS_PARM1);
 660         S_StaticSound (s, f, PRVM_G_FLOAT(OFS_PARM2), PRVM_G_FLOAT(OFS_PARM3)*64);
 661 }
 662
 663 // #92 vector(vector org) getlight (DP_QC_GETLIGHT)
 664 static void VM_CL_getlight (void)
 665 {
 666         vec3_t ambientcolor, diffusecolor, diffusenormal;
 667         vec_t *p;
 668
 669         VM_SAFEPARMCOUNT(1, VM_CL_getlight);
 670
 671         p = PRVM_G_VECTOR(OFS_PARM0);
 672         VectorClear(ambientcolor);
 673         VectorClear(diffusecolor);
 674         VectorClear(diffusenormal);
 675         if (cl.worldmodel && cl.worldmodel->brush.LightPoint)
 676                 cl.worldmodel->brush.LightPoint(cl.worldmodel, p, ambientcolor, diffusecolor, diffusenormal);
 677         VectorMA(ambientcolor, 0.5, diffusecolor, PRVM_G_VECTOR(OFS_RETURN));
 678 }
 679
 680
 681 //============================================================================
 682 //[515]: SCENE MANAGER builtins
 683 extern qboolean CSQC_AddRenderEdict (prvm_edict_t *ed);//csprogs.c
 684
 685 static void CSQC_R_RecalcView (void)
 686 {
 687         extern matrix4x4_t viewmodelmatrix;
 688         Matrix4x4_CreateFromQuakeEntity(&r_refdef.view.matrix, cl.csqc_origin[0], cl.csqc_origin[1], cl.csqc_origin[2], cl.csqc_angles[0], cl.csqc_angles[1], cl.csqc_angles[2], 1);
 689         Matrix4x4_CreateFromQuakeEntity(&viewmodelmatrix, cl.csqc_origin[0], cl.csqc_origin[1], cl.csqc_origin[2], cl.csqc_angles[0], cl.csqc_angles[1], cl.csqc_angles[2], cl_viewmodel_scale.value);
 690 }
 691
 692 void CL_RelinkLightFlashes(void);
 693 //#300 void() clearscene (EXT_CSQC)
 694 void VM_CL_R_ClearScene (void)
 695 {
 696         VM_SAFEPARMCOUNT(0, VM_CL_R_ClearScene);
 697         // clear renderable entity and light lists
 698         r_refdef.scene.numentities = 0;
 699         r_refdef.scene.numlights = 0;
 700         // FIXME: restore these to the values from VM_CL_UpdateView
 701         r_refdef.view.x = 0;
 702         r_refdef.view.y = 0;
 703         r_refdef.view.z = 0;
 704         r_refdef.view.width = vid.width;
 705         r_refdef.view.height = vid.height;
 706         r_refdef.view.depth = 1;
 707         // FIXME: restore frustum_x/frustum_y
 708         r_refdef.view.useperspective = true;
 709         r_refdef.view.frustum_y = tan(scr_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
 710         r_refdef.view.frustum_x = r_refdef.view.frustum_y * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
 711         r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
 712         r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
 713         r_refdef.view.ortho_x = scr_fov.value * (3.0 / 4.0) * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
 714         r_refdef.view.ortho_y = scr_fov.value * (3.0 / 4.0);
 715         r_refdef.view.clear = true;
 716         r_refdef.view.isoverlay = false;
 717         // FIXME: restore cl.csqc_origin
 718         // FIXME: restore cl.csqc_angles
 719         cl.csqc_vidvars.drawworld = true;
 720         cl.csqc_vidvars.drawenginesbar = false;
 721         cl.csqc_vidvars.drawcrosshair = false;
 722 }
 723
 724 //#301 void(float mask) addentities (EXT_CSQC)
 725 extern void CSQC_Predraw (prvm_edict_t *ed);//csprogs.c
 726 extern void CSQC_Think (prvm_edict_t *ed);//csprogs.c
 727 void VM_CL_R_AddEntities (void)
 728 {
 729         int                     i, drawmask;
 730         prvm_edict_t *ed;
 731         VM_SAFEPARMCOUNT(1, VM_CL_R_AddEntities);
 732         drawmask = (int)PRVM_G_FLOAT(OFS_PARM0);
 733         CSQC_RelinkAllEntities(drawmask);
 734         CL_RelinkLightFlashes();
 735
 736         prog->globals.client->time = cl.time;
 737         for(i=1;i<prog->num_edicts;i++)
 738         {
 739                 ed = &prog->edicts[i];
 740                 if(ed->priv.required->free)
 741                         continue;
 742                 CSQC_Think(ed);
 743                 if(ed->priv.required->free)
 744                         continue;
 745                 // note that for RF_USEAXIS entities, Predraw sets v_forward/v_right/v_up globals that are read by CSQC_AddRenderEdict
 746                 CSQC_Predraw(ed);
 747                 if(ed->priv.required->free)
 748                         continue;
 749                 if(!((int)ed->fields.client->drawmask & drawmask))
 750                         continue;
 751                 CSQC_AddRenderEdict(ed);
 752         }
 753 }
 754
 755 //#302 void(entity ent) addentity (EXT_CSQC)
 756 void VM_CL_R_AddEntity (void)
 757 {
 758         VM_SAFEPARMCOUNT(1, VM_CL_R_AddEntity);
 759         CSQC_AddRenderEdict(PRVM_G_EDICT(OFS_PARM0));
 760 }
 761
 762 //#303 float(float property, ...) setproperty (EXT_CSQC)
 763 void VM_CL_R_SetView (void)
 764 {
 765         int             c;
 766         float   *f;
 767         float   k;
 768
 769         VM_SAFEPARMCOUNTRANGE(2, 3, VM_CL_R_SetView);
 770
 771         c = (int)PRVM_G_FLOAT(OFS_PARM0);
 772         f = PRVM_G_VECTOR(OFS_PARM1);
 773         k = PRVM_G_FLOAT(OFS_PARM1);
 774
 775         switch(c)
 776         {
 777         case VF_MIN:
 778                 r_refdef.view.x = (int)(f[0]);
 779                 r_refdef.view.y = (int)(f[1]);
 780                 break;
 781         case VF_MIN_X:
 782                 r_refdef.view.x = (int)(k);
 783                 break;
 784         case VF_MIN_Y:
 785                 r_refdef.view.y = (int)(k);
 786                 break;
 787         case VF_SIZE:
 788                 r_refdef.view.width = (int)(f[0]);
 789                 r_refdef.view.height = (int)(f[1]);
 790                 break;
 791         case VF_SIZE_X:
 792                 r_refdef.view.width = (int)(k);
 793                 break;
 794         case VF_SIZE_Y:
 795                 r_refdef.view.height = (int)(k);
 796                 break;
 797         case VF_VIEWPORT:
 798                 r_refdef.view.x = (int)(f[0]);
 799                 r_refdef.view.y = (int)(f[1]);
 800                 f = PRVM_G_VECTOR(OFS_PARM2);
 801                 r_refdef.view.width = (int)(f[0]);
 802                 r_refdef.view.height = (int)(f[1]);
 803                 break;
 804         case VF_FOV:
 805                 r_refdef.view.frustum_x = tan(f[0] * M_PI / 360.0);r_refdef.view.ortho_x = f[0];
 806                 r_refdef.view.frustum_y = tan(f[1] * M_PI / 360.0);r_refdef.view.ortho_y = f[1];
 807                 break;
 808         case VF_FOVX:
 809                 r_refdef.view.frustum_x = tan(k * M_PI / 360.0);r_refdef.view.ortho_x = k;
 810                 break;
 811         case VF_FOVY:
 812                 r_refdef.view.frustum_y = tan(k * M_PI / 360.0);r_refdef.view.ortho_y = k;
 813                 break;
 814         case VF_ORIGIN:
 815                 VectorCopy(f, cl.csqc_origin);
 816                 CSQC_R_RecalcView();
 817                 break;
 818         case VF_ORIGIN_X:
 819                 cl.csqc_origin[0] = k;
 820                 CSQC_R_RecalcView();
 821                 break;
 822         case VF_ORIGIN_Y:
 823                 cl.csqc_origin[1] = k;
 824                 CSQC_R_RecalcView();
 825                 break;
 826         case VF_ORIGIN_Z:
 827                 cl.csqc_origin[2] = k;
 828                 CSQC_R_RecalcView();
 829                 break;
 830         case VF_ANGLES:
 831                 VectorCopy(f, cl.csqc_angles);
 832                 CSQC_R_RecalcView();
 833                 break;
 834         case VF_ANGLES_X:
 835                 cl.csqc_angles[0] = k;
 836                 CSQC_R_RecalcView();
 837                 break;
 838         case VF_ANGLES_Y:
 839                 cl.csqc_angles[1] = k;
 840                 CSQC_R_RecalcView();
 841                 break;
 842         case VF_ANGLES_Z:
 843                 cl.csqc_angles[2] = k;
 844                 CSQC_R_RecalcView();
 845                 break;
 846         case VF_DRAWWORLD:
 847                 cl.csqc_vidvars.drawworld = k;
 848                 break;
 849         case VF_DRAWENGINESBAR:
 850                 cl.csqc_vidvars.drawenginesbar = k;
 851                 break;
 852         case VF_DRAWCROSSHAIR:
 853                 cl.csqc_vidvars.drawcrosshair = k;
 854                 break;
 855         case VF_CL_VIEWANGLES:
 856                 VectorCopy(f, cl.viewangles);
 857                 break;
 858         case VF_CL_VIEWANGLES_X:
 859                 cl.viewangles[0] = k;
 860                 break;
 861         case VF_CL_VIEWANGLES_Y:
 862                 cl.viewangles[1] = k;
 863                 break;
 864         case VF_CL_VIEWANGLES_Z:
 865                 cl.viewangles[2] = k;
 866                 break;
 867         case VF_PERSPECTIVE:
 868                 r_refdef.view.useperspective = k != 0;
 869                 break;
 870         case VF_CLEARSCREEN:
 871                 r_refdef.view.isoverlay = !k;
 872                 break;
 873         default:
 874                 PRVM_G_FLOAT(OFS_RETURN) = 0;
 875                 VM_Warning("VM_CL_R_SetView : unknown parm %i\n", c);
 876                 return;
 877         }
 878         PRVM_G_FLOAT(OFS_RETURN) = 1;
 879 }
 880
 881 //#305 void(vector org, float radius, vector lightcolours[, float style, string cubemapname, float pflags]) adddynamiclight (EXT_CSQC)
 882 void VM_CL_R_AddDynamicLight (void)
 883 {
 884         vec_t *org;
 885         float radius = 300;
 886         vec_t *col;
 887         int style = -1;
 888         const char *cubemapname = NULL;
 889         int pflags = PFLAGS_CORONA | PFLAGS_FULLDYNAMIC;
 890         float coronaintensity = 1;
 891         float coronasizescale = 0.25;
 892         qboolean castshadow = true;
 893         float ambientscale = 0;
 894         float diffusescale = 1;
 895         float specularscale = 1;
 896         matrix4x4_t matrix;
 897         vec3_t forward, left, up;
 898         VM_SAFEPARMCOUNTRANGE(3, 8, VM_CL_R_AddDynamicLight);
 899
 900         // if we've run out of dlights, just return
 901         if (r_refdef.scene.numlights >= MAX_DLIGHTS)
 902                 return;
 903
 904         org = PRVM_G_VECTOR(OFS_PARM0);
 905         radius = PRVM_G_FLOAT(OFS_PARM1);
 906         col = PRVM_G_VECTOR(OFS_PARM2);
 907         if (prog->argc >= 4)
 908         {
 909                 style = (int)PRVM_G_FLOAT(OFS_PARM3);
 910                 if (style >= MAX_LIGHTSTYLES)
 911                 {
 912                         Con_DPrintf("VM_CL_R_AddDynamicLight: out of bounds lightstyle index %i\n", style);
 913                         style = -1;
 914                 }
 915         }
 916         if (prog->argc >= 5)
 917                 cubemapname = PRVM_G_STRING(OFS_PARM4);
 918         if (prog->argc >= 6)
 919                 pflags = (int)PRVM_G_FLOAT(OFS_PARM5);
 920         coronaintensity = (pflags & PFLAGS_CORONA) != 0;
 921         castshadow = (pflags & PFLAGS_NOSHADOW) == 0;
 922
 923         VectorScale(prog->globals.client->v_forward, radius, forward);
 924         VectorScale(prog->globals.client->v_right, -radius, left);
 925         VectorScale(prog->globals.client->v_up, radius, up);
 926         Matrix4x4_FromVectors(&matrix, forward, left, up, org);
 927
 928         R_RTLight_Update(&r_refdef.scene.templights[r_refdef.scene.numlights], false, &matrix, col, style, cubemapname, castshadow, coronaintensity, coronasizescale, ambientscale, diffusescale, specularscale, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
 929         r_refdef.scene.lights[r_refdef.scene.numlights] = &r_refdef.scene.templights[r_refdef.scene.numlights++];
 930 }
 931
 932 //============================================================================
 933
 934 //#310 vector (vector v) cs_unproject (EXT_CSQC)
 935 static void VM_CL_unproject (void)
 936 {
 937         float   *f;
 938         vec3_t  temp;
 939
 940         VM_SAFEPARMCOUNT(1, VM_CL_unproject);
 941         f = PRVM_G_VECTOR(OFS_PARM0);
 942         if(v_flipped.integer)
 943                 f[0] = r_refdef.view.x + r_refdef.view.width - f[0];
 944         VectorSet(temp, f[2], (-1.0 + 2.0 * (f[0] - r_refdef.view.x)) / r_refdef.view.width * f[2] * -r_refdef.view.frustum_x, (-1.0 + 2.0 * (f[1] - r_refdef.view.y))  / r_refdef.view.height * f[2] * -r_refdef.view.frustum_y);
 945         Matrix4x4_Transform(&r_refdef.view.matrix, temp, PRVM_G_VECTOR(OFS_RETURN));
 946 }
 947
 948 //#311 vector (vector v) cs_project (EXT_CSQC)
 949 static void VM_CL_project (void)
 950 {
 951         float   *f;
 952         vec3_t  v;
 953         matrix4x4_t m;
 954
 955         VM_SAFEPARMCOUNT(1, VM_CL_project);
 956         f = PRVM_G_VECTOR(OFS_PARM0);
 957         Matrix4x4_Invert_Simple(&m, &r_refdef.view.matrix);
 958         Matrix4x4_Transform(&m, f, v);
 959         if(v_flipped.integer)
 960                 v[1] = -v[1];
 961         VectorSet(PRVM_G_VECTOR(OFS_RETURN), r_refdef.view.x + r_refdef.view.width*0.5*(1.0+v[1]/v[0]/-r_refdef.view.frustum_x), r_refdef.view.y + r_refdef.view.height*0.5*(1.0+v[2]/v[0]/-r_refdef.view.frustum_y), v[0]);
 962 }
 963
 964 //#330 float(float stnum) getstatf (EXT_CSQC)
 965 static void VM_CL_getstatf (void)
 966 {
 967         int i;
 968         union
 969         {
 970                 float f;
 971                 int l;
 972         }dat;
 973         VM_SAFEPARMCOUNT(1, VM_CL_getstatf);
 974         i = (int)PRVM_G_FLOAT(OFS_PARM0);
 975         if(i < 0 || i >= MAX_CL_STATS)
 976         {
 977                 VM_Warning("VM_CL_getstatf: index>=MAX_CL_STATS or index<0\n");
 978                 return;
 979         }
 980         dat.l = cl.stats[i];
 981         PRVM_G_FLOAT(OFS_RETURN) =  dat.f;
 982 }
 983
 984 //#331 float(float stnum) getstati (EXT_CSQC)
 985 static void VM_CL_getstati (void)
 986 {
 987         int i, index;
 988         int firstbit, bitcount;
 989
 990         VM_SAFEPARMCOUNTRANGE(1, 3, VM_CL_getstati);
 991
 992         index = (int)PRVM_G_FLOAT(OFS_PARM0);
 993         if (prog->argc > 1)
 994         {
 995                 firstbit = (int)PRVM_G_FLOAT(OFS_PARM1);
 996                 if (prog->argc > 2)
 997                         bitcount = (int)PRVM_G_FLOAT(OFS_PARM2);
 998                 else
 999                         bitcount = 1;
1000         }
1001         else
1002         {
1003                 firstbit = 0;
1004                 bitcount = 32;
1005         }
1006
1007         if(index < 0 || index >= MAX_CL_STATS)
1008         {
1009                 VM_Warning("VM_CL_getstati: index>=MAX_CL_STATS or index<0\n");
1010                 return;
1011         }
1012         i = cl.stats[index];
1013         if (bitcount != 32)     //32 causes the mask to overflow, so there's nothing to subtract from.
1014                 i = (((unsigned int)i)&(((1<<bitcount)-1)<<firstbit))>>firstbit;
1015         PRVM_G_FLOAT(OFS_RETURN) = i;
1016 }
1017
1018 //#332 string(float firststnum) getstats (EXT_CSQC)
1019 static void VM_CL_getstats (void)
1020 {
1021         int i;
1022         char t[17];
1023         VM_SAFEPARMCOUNT(1, VM_CL_getstats);
1024         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1025         if(i < 0 || i > MAX_CL_STATS-4)
1026         {
1027                 PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1028                 VM_Warning("VM_CL_getstats: index>MAX_CL_STATS-4 or index<0\n");
1029                 return;
1030         }
1031         strlcpy(t, (char*)&cl.stats[i], sizeof(t));
1032         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(t);
1033 }
1034
1035 //#333 void(entity e, float mdlindex) setmodelindex (EXT_CSQC)
1036 static void VM_CL_setmodelindex (void)
1037 {
1038         int                             i;
1039         prvm_edict_t    *t;
1040         struct model_s  *model;
1041
1042         VM_SAFEPARMCOUNT(2, VM_CL_setmodelindex);
1043
1044         t = PRVM_G_EDICT(OFS_PARM0);
1045
1046         i = (int)PRVM_G_FLOAT(OFS_PARM1);
1047
1048         t->fields.client->model = 0;
1049         t->fields.client->modelindex = 0;
1050
1051         if (!i)
1052                 return;
1053
1054         model = CL_GetModelByIndex(i);
1055         if (!model)
1056         {
1057                 VM_Warning("VM_CL_setmodelindex: null model\n");
1058                 return;
1059         }
1060         t->fields.client->model = PRVM_SetEngineString(model->name);
1061         t->fields.client->modelindex = i;
1062
1063         // TODO: check if this breaks needed consistency and maybe add a cvar for it too?? [1/10/2008 Black]
1064         if (model)
1065         {
1066                 SetMinMaxSize (t, model->normalmins, model->normalmaxs);
1067         }
1068         else
1069                 SetMinMaxSize (t, vec3_origin, vec3_origin);
1070 }
1071
1072 //#334 string(float mdlindex) modelnameforindex (EXT_CSQC)
1073 static void VM_CL_modelnameforindex (void)
1074 {
1075         dp_model_t *model;
1076
1077         VM_SAFEPARMCOUNT(1, VM_CL_modelnameforindex);
1078
1079         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1080         model = CL_GetModelByIndex((int)PRVM_G_FLOAT(OFS_PARM0));
1081         PRVM_G_INT(OFS_RETURN) = model ? PRVM_SetEngineString(model->name) : 0;
1082 }
1083
1084 //#335 float(string effectname) particleeffectnum (EXT_CSQC)
1085 static void VM_CL_particleeffectnum (void)
1086 {
1087         int                     i;
1088         VM_SAFEPARMCOUNT(1, VM_CL_particleeffectnum);
1089         i = CL_ParticleEffectIndexForName(PRVM_G_STRING(OFS_PARM0));
1090         if (i == 0)
1091                 i = -1;
1092         PRVM_G_FLOAT(OFS_RETURN) = i;
1093 }
1094
1095 // #336 void(entity ent, float effectnum, vector start, vector end[, float color]) trailparticles (EXT_CSQC)
1096 static void VM_CL_trailparticles (void)
1097 {
1098         int                             i;
1099         float                   *start, *end;
1100         prvm_edict_t    *t;
1101         VM_SAFEPARMCOUNTRANGE(4, 5, VM_CL_trailparticles);
1102
1103         t = PRVM_G_EDICT(OFS_PARM0);
1104         i               = (int)PRVM_G_FLOAT(OFS_PARM1);
1105         start   = PRVM_G_VECTOR(OFS_PARM2);
1106         end             = PRVM_G_VECTOR(OFS_PARM3);
1107
1108         if (i < 0)
1109                 return;
1110         CL_ParticleEffect(i, VectorDistance(start, end), start, end, t->fields.client->velocity, t->fields.client->velocity, NULL, prog->argc >= 5 ? (int)PRVM_G_FLOAT(OFS_PARM4) : 0);
1111 }
1112
1113 //#337 void(float effectnum, vector origin, vector dir, float count[, float color]) pointparticles (EXT_CSQC)
1114 static void VM_CL_pointparticles (void)
1115 {
1116         int                     i, n;
1117         float           *f, *v;
1118         VM_SAFEPARMCOUNTRANGE(4, 5, VM_CL_pointparticles);
1119         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1120         f = PRVM_G_VECTOR(OFS_PARM1);
1121         v = PRVM_G_VECTOR(OFS_PARM2);
1122         n = (int)PRVM_G_FLOAT(OFS_PARM3);
1123         if (i < 0)
1124                 return;
1125         CL_ParticleEffect(i, n, f, f, v, v, NULL, prog->argc >= 5 ? (int)PRVM_G_FLOAT(OFS_PARM4) : 0);
1126 }
1127
1128 //#342 string(float keynum) getkeybind (EXT_CSQC)
1129 static void VM_CL_getkeybind (void)
1130 {
1131         VM_SAFEPARMCOUNT(1, VM_CL_getkeybind);
1132         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(Key_GetBind((int)PRVM_G_FLOAT(OFS_PARM0)));
1133 }
1134
1135 //#343 void(float usecursor) setcursormode (EXT_CSQC)
1136 static void VM_CL_setcursormode (void)
1137 {
1138         VM_SAFEPARMCOUNT(1, VM_CL_setcursormode);
1139         cl.csqc_wantsmousemove = PRVM_G_FLOAT(OFS_PARM0);
1140         cl_ignoremousemoves = 2;
1141 }
1142
1143 //#344 vector() getmousepos (EXT_CSQC)
1144 static void VM_CL_getmousepos(void)
1145 {
1146         VM_SAFEPARMCOUNT(0,VM_CL_getmousepos);
1147
1148         if (key_consoleactive || key_dest != key_game)
1149                 VectorSet(PRVM_G_VECTOR(OFS_RETURN), 0, 0, 0);
1150         else if (cl.csqc_wantsmousemove)
1151                 VectorSet(PRVM_G_VECTOR(OFS_RETURN), in_windowmouse_x * vid_conwidth.integer / vid.width, in_windowmouse_y * vid_conheight.integer / vid.height, 0);
1152         else
1153                 VectorSet(PRVM_G_VECTOR(OFS_RETURN), in_mouse_x * vid_conwidth.integer / vid.width, in_mouse_y * vid_conheight.integer / vid.height, 0);
1154 }
1155
1156 //#345 float(float framenum) getinputstate (EXT_CSQC)
1157 static void VM_CL_getinputstate (void)
1158 {
1159         int i, frame;
1160         VM_SAFEPARMCOUNT(1, VM_CL_getinputstate);
1161         frame = (int)PRVM_G_FLOAT(OFS_PARM0);
1162         for (i = 0;i < CL_MAX_USERCMDS;i++)
1163         {
1164                 if (cl.movecmd[i].sequence == frame)
1165                 {
1166                         VectorCopy(cl.movecmd[i].viewangles, prog->globals.client->input_angles);
1167                         prog->globals.client->input_buttons = cl.movecmd[i].buttons; // FIXME: this should not be directly exposed to csqc (translation layer needed?)
1168                         prog->globals.client->input_movevalues[0] = cl.movecmd[i].forwardmove;
1169                         prog->globals.client->input_movevalues[1] = cl.movecmd[i].sidemove;
1170                         prog->globals.client->input_movevalues[2] = cl.movecmd[i].upmove;
1171                         prog->globals.client->input_timelength = cl.movecmd[i].frametime;
1172                         if(cl.movecmd[i].crouch)
1173                         {
1174                                 VectorCopy(cl.playercrouchmins, prog->globals.client->pmove_mins);
1175                                 VectorCopy(cl.playercrouchmaxs, prog->globals.client->pmove_maxs);
1176                         }
1177                         else
1178                         {
1179                                 VectorCopy(cl.playerstandmins, prog->globals.client->pmove_mins);
1180                                 VectorCopy(cl.playerstandmaxs, prog->globals.client->pmove_maxs);
1181                         }
1182                 }
1183         }
1184 }
1185
1186 //#346 void(float sens) setsensitivityscaler (EXT_CSQC)
1187 static void VM_CL_setsensitivityscale (void)
1188 {
1189         VM_SAFEPARMCOUNT(1, VM_CL_setsensitivityscale);
1190         cl.sensitivityscale = PRVM_G_FLOAT(OFS_PARM0);
1191 }
1192
1193 //#347 void() runstandardplayerphysics (EXT_CSQC)
1194 static void VM_CL_runplayerphysics (void)
1195 {
1196 }
1197
1198 //#348 string(float playernum, string keyname) getplayerkeyvalue (EXT_CSQC)
1199 static void VM_CL_getplayerkey (void)
1200 {
1201         int                     i;
1202         char            t[128];
1203         const char      *c;
1204
1205         VM_SAFEPARMCOUNT(2, VM_CL_getplayerkey);
1206
1207         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1208         c = PRVM_G_STRING(OFS_PARM1);
1209         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1210         Sbar_SortFrags();
1211
1212         if (i < 0)
1213                 i = Sbar_GetSortedPlayerIndex(-1-i);
1214         if(i < 0 || i >= cl.maxclients)
1215                 return;
1216
1217         t[0] = 0;
1218
1219         if(!strcasecmp(c, "name"))
1220                 strlcpy(t, cl.scores[i].name, sizeof(t));
1221         else
1222                 if(!strcasecmp(c, "frags"))
1223                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].frags);
1224         else
1225                 if(!strcasecmp(c, "ping"))
1226                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].qw_ping);
1227         else
1228                 if(!strcasecmp(c, "pl"))
1229                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].qw_packetloss);
1230         else
1231                 if(!strcasecmp(c, "entertime"))
1232                         dpsnprintf(t, sizeof(t), "%f", cl.scores[i].qw_entertime);
1233         else
1234                 if(!strcasecmp(c, "colors"))
1235                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].colors);
1236         else
1237                 if(!strcasecmp(c, "topcolor"))
1238                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].colors & 0xf0);
1239         else
1240                 if(!strcasecmp(c, "bottomcolor"))
1241                         dpsnprintf(t, sizeof(t), "%i", (cl.scores[i].colors &15)<<4);
1242         else
1243                 if(!strcasecmp(c, "viewentity"))
1244                         dpsnprintf(t, sizeof(t), "%i", i+1);
1245         if(!t[0])
1246                 return;
1247         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(t);
1248 }
1249
1250 //#349 float() isdemo (EXT_CSQC)
1251 static void VM_CL_isdemo (void)
1252 {
1253         VM_SAFEPARMCOUNT(0, VM_CL_isdemo);
1254         PRVM_G_FLOAT(OFS_RETURN) = cls.demoplayback;
1255 }
1256
1257 //#351 void(vector origin, vector forward, vector right, vector up) SetListener (EXT_CSQC)
1258 static void VM_CL_setlistener (void)
1259 {
1260         VM_SAFEPARMCOUNT(4, VM_CL_setlistener);
1261         Matrix4x4_FromVectors(&cl.csqc_listenermatrix, PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), PRVM_G_VECTOR(OFS_PARM3), PRVM_G_VECTOR(OFS_PARM0));
1262         cl.csqc_usecsqclistener = true; //use csqc listener at this frame
1263 }
1264
1265 //#352 void(string cmdname) registercommand (EXT_CSQC)
1266 static void VM_CL_registercmd (void)
1267 {
1268         char *t;
1269         VM_SAFEPARMCOUNT(1, VM_CL_registercmd);
1270         if(!Cmd_Exists(PRVM_G_STRING(OFS_PARM0)))
1271         {
1272                 size_t alloclen;
1273
1274                 alloclen = strlen(PRVM_G_STRING(OFS_PARM0)) + 1;
1275                 t = (char *)Z_Malloc(alloclen);
1276                 memcpy(t, PRVM_G_STRING(OFS_PARM0), alloclen);
1277                 Cmd_AddCommand(t, NULL, "console command created by QuakeC");
1278         }
1279         else
1280                 Cmd_AddCommand(PRVM_G_STRING(OFS_PARM0), NULL, "console command created by QuakeC");
1281
1282 }
1283
1284 //#360 float() readbyte (EXT_CSQC)
1285 static void VM_CL_ReadByte (void)
1286 {
1287         VM_SAFEPARMCOUNT(0, VM_CL_ReadByte);
1288         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadByte();
1289 }
1290
1291 //#361 float() readchar (EXT_CSQC)
1292 static void VM_CL_ReadChar (void)
1293 {
1294         VM_SAFEPARMCOUNT(0, VM_CL_ReadChar);
1295         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadChar();
1296 }
1297
1298 //#362 float() readshort (EXT_CSQC)
1299 static void VM_CL_ReadShort (void)
1300 {
1301         VM_SAFEPARMCOUNT(0, VM_CL_ReadShort);
1302         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadShort();
1303 }
1304
1305 //#363 float() readlong (EXT_CSQC)
1306 static void VM_CL_ReadLong (void)
1307 {
1308         VM_SAFEPARMCOUNT(0, VM_CL_ReadLong);
1309         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadLong();
1310 }
1311
1312 //#364 float() readcoord (EXT_CSQC)
1313 static void VM_CL_ReadCoord (void)
1314 {
1315         VM_SAFEPARMCOUNT(0, VM_CL_ReadCoord);
1316         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadCoord(cls.protocol);
1317 }
1318
1319 //#365 float() readangle (EXT_CSQC)
1320 static void VM_CL_ReadAngle (void)
1321 {
1322         VM_SAFEPARMCOUNT(0, VM_CL_ReadAngle);
1323         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadAngle(cls.protocol);
1324 }
1325
1326 //#366 string() readstring (EXT_CSQC)
1327 static void VM_CL_ReadString (void)
1328 {
1329         VM_SAFEPARMCOUNT(0, VM_CL_ReadString);
1330         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(MSG_ReadString());
1331 }
1332
1333 //#367 float() readfloat (EXT_CSQC)
1334 static void VM_CL_ReadFloat (void)
1335 {
1336         VM_SAFEPARMCOUNT(0, VM_CL_ReadFloat);
1337         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadFloat();
1338 }
1339
1340 //#501 string() readpicture (DP_CSQC_READWRITEPICTURE)
1341 extern cvar_t cl_readpicture_force;
1342 static void VM_CL_ReadPicture (void)
1343 {
1344         const char *name;
1345         unsigned char *data;
1346         unsigned char *buf;
1347         int size;
1348         int i;
1349         cachepic_t *pic;
1350
1351         VM_SAFEPARMCOUNT(0, VM_CL_ReadPicture);
1352
1353         name = MSG_ReadString();
1354         size = MSG_ReadShort();
1355
1356         // check if a texture of that name exists
1357         // if yes, it is used and the data is discarded
1358         // if not, the (low quality) data is used to build a new texture, whose name will get returned
1359
1360         pic = Draw_CachePic_Flags (name, CACHEPICFLAG_NOTPERSISTENT);
1361
1362         if(size)
1363         {
1364                 if(pic->tex == r_texture_notexture)
1365                         pic->tex = NULL; // don't overwrite the notexture by Draw_NewPic
1366                 if(pic->tex && !cl_readpicture_force.integer)
1367                 {
1368                         // texture found and loaded
1369                         // skip over the jpeg as we don't need it
1370                         for(i = 0; i < size; ++i)
1371                                 MSG_ReadByte();
1372                 }
1373                 else
1374                 {
1375                         // texture not found
1376                         // use the attached jpeg as texture
1377                         buf = (unsigned char *) Mem_Alloc(tempmempool, size);
1378                         MSG_ReadBytes(size, buf);
1379                         data = JPEG_LoadImage_BGRA(buf, size);
1380                         Mem_Free(buf);
1381                         Draw_NewPic(name, image_width, image_height, false, data);
1382                         Mem_Free(data);
1383                 }
1384         }
1385
1386         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(name);
1387 }
1388
1389 //////////////////////////////////////////////////////////
1390
1391 static void VM_CL_makestatic (void)
1392 {
1393         prvm_edict_t *ent;
1394
1395         VM_SAFEPARMCOUNT(1, VM_CL_makestatic);
1396
1397         ent = PRVM_G_EDICT(OFS_PARM0);
1398         if (ent == prog->edicts)
1399         {
1400                 VM_Warning("makestatic: can not modify world entity\n");
1401                 return;
1402         }
1403         if (ent->priv.server->free)
1404         {
1405                 VM_Warning("makestatic: can not modify free entity\n");
1406                 return;
1407         }
1408
1409         if (cl.num_static_entities < cl.max_static_entities)
1410         {
1411                 int renderflags;
1412                 prvm_eval_t *val;
1413                 entity_t *staticent = &cl.static_entities[cl.num_static_entities++];
1414
1415                 // copy it to the current state
1416                 memset(staticent, 0, sizeof(*staticent));
1417                 staticent->render.model = CL_GetModelByIndex((int)ent->fields.client->modelindex);
1418                 staticent->render.framegroupblend[0].frame = (int)ent->fields.client->frame;
1419                 staticent->render.framegroupblend[0].lerp = 1;
1420                 // make torchs play out of sync
1421                 staticent->render.framegroupblend[0].start = lhrandom(-10, -1);
1422                 staticent->render.skinnum = (int)ent->fields.client->skin;
1423                 staticent->render.effects = (int)ent->fields.client->effects;
1424                 staticent->render.alpha = 1;
1425                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.alpha)) && val->_float) staticent->render.alpha = val->_float;
1426                 staticent->render.scale = 1;
1427                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.scale)) && val->_float) staticent->render.scale = val->_float;
1428                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.colormod)) && VectorLength2(val->vector)) VectorCopy(val->vector, staticent->render.colormod);
1429
1430                 renderflags = 0;
1431                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.renderflags)) && val->_float) renderflags = (int)val->_float;
1432                 if (renderflags & RF_USEAXIS)
1433                 {
1434                         vec3_t left;
1435                         VectorNegate(prog->globals.client->v_right, left);
1436                         Matrix4x4_FromVectors(&staticent->render.matrix, prog->globals.client->v_forward, left, prog->globals.client->v_up, ent->fields.client->origin);
1437                         Matrix4x4_Scale(&staticent->render.matrix, staticent->render.scale, 1);
1438                 }
1439                 else
1440                         Matrix4x4_CreateFromQuakeEntity(&staticent->render.matrix, ent->fields.client->origin[0], ent->fields.client->origin[1], ent->fields.client->origin[2], ent->fields.client->angles[0], ent->fields.client->angles[1], ent->fields.client->angles[2], staticent->render.scale);
1441
1442                 // either fullbright or lit
1443                 if (!(staticent->render.effects & EF_FULLBRIGHT) && !r_fullbright.integer)
1444                         staticent->render.flags |= RENDER_LIGHT;
1445                 // turn off shadows from transparent objects
1446                 if (!(staticent->render.effects & (EF_NOSHADOW | EF_ADDITIVE | EF_NODEPTHTEST)) && (staticent->render.alpha >= 1))
1447                         staticent->render.flags |= RENDER_SHADOW;
1448
1449                 CL_UpdateRenderEntity(&staticent->render);
1450         }
1451         else
1452                 Con_Printf("Too many static entities");
1453
1454 // throw the entity away now
1455         PRVM_ED_Free (ent);
1456 }
1457
1458 //=================================================================//
1459
1460 /*
1461 =================
1462 VM_CL_copyentity
1463
1464 copies data from one entity to another
1465
1466 copyentity(src, dst)
1467 =================
1468 */
1469 static void VM_CL_copyentity (void)
1470 {
1471         prvm_edict_t *in, *out;
1472         VM_SAFEPARMCOUNT(2, VM_CL_copyentity);
1473         in = PRVM_G_EDICT(OFS_PARM0);
1474         if (in == prog->edicts)
1475         {
1476                 VM_Warning("copyentity: can not read world entity\n");
1477                 return;
1478         }
1479         if (in->priv.server->free)
1480         {
1481                 VM_Warning("copyentity: can not read free entity\n");
1482                 return;
1483         }
1484         out = PRVM_G_EDICT(OFS_PARM1);
1485         if (out == prog->edicts)
1486         {
1487                 VM_Warning("copyentity: can not modify world entity\n");
1488                 return;
1489         }
1490         if (out->priv.server->free)
1491         {
1492                 VM_Warning("copyentity: can not modify free entity\n");
1493                 return;
1494         }
1495         memcpy(out->fields.vp, in->fields.vp, prog->progs->entityfields * 4);
1496         CL_LinkEdict(out);
1497 }
1498
1499 //=================================================================//
1500
1501 // #404 void(vector org, string modelname, float startframe, float endframe, float framerate) effect (DP_SV_EFFECT)
1502 static void VM_CL_effect (void)
1503 {
1504         VM_SAFEPARMCOUNT(5, VM_CL_effect);
1505         CL_Effect(PRVM_G_VECTOR(OFS_PARM0), (int)PRVM_G_FLOAT(OFS_PARM1), (int)PRVM_G_FLOAT(OFS_PARM2), (int)PRVM_G_FLOAT(OFS_PARM3), PRVM_G_FLOAT(OFS_PARM4));
1506 }
1507
1508 // #405 void(vector org, vector velocity, float howmany) te_blood (DP_TE_BLOOD)
1509 static void VM_CL_te_blood (void)
1510 {
1511         float   *pos;
1512         vec3_t  pos2;
1513         VM_SAFEPARMCOUNT(3, VM_CL_te_blood);
1514         if (PRVM_G_FLOAT(OFS_PARM2) < 1)
1515                 return;
1516         pos = PRVM_G_VECTOR(OFS_PARM0);
1517         CL_FindNonSolidLocation(pos, pos2, 4);
1518         CL_ParticleEffect(EFFECT_TE_BLOOD, PRVM_G_FLOAT(OFS_PARM2), pos2, pos2, PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM1), NULL, 0);
1519 }
1520
1521 // #406 void(vector mincorner, vector maxcorner, float explosionspeed, float howmany) te_bloodshower (DP_TE_BLOODSHOWER)
1522 static void VM_CL_te_bloodshower (void)
1523 {
1524         vec_t speed;
1525         vec3_t vel1, vel2;
1526         VM_SAFEPARMCOUNT(4, VM_CL_te_bloodshower);
1527         if (PRVM_G_FLOAT(OFS_PARM3) < 1)
1528                 return;
1529         speed = PRVM_G_FLOAT(OFS_PARM2);
1530         vel1[0] = -speed;
1531         vel1[1] = -speed;
1532         vel1[2] = -speed;
1533         vel2[0] = speed;
1534         vel2[1] = speed;
1535         vel2[2] = speed;
1536         CL_ParticleEffect(EFFECT_TE_BLOOD, PRVM_G_FLOAT(OFS_PARM3), PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), vel1, vel2, NULL, 0);
1537 }
1538
1539 // #407 void(vector org, vector color) te_explosionrgb (DP_TE_EXPLOSIONRGB)
1540 static void VM_CL_te_explosionrgb (void)
1541 {
1542         float           *pos;
1543         vec3_t          pos2;
1544         matrix4x4_t     tempmatrix;
1545         VM_SAFEPARMCOUNT(2, VM_CL_te_explosionrgb);
1546         pos = PRVM_G_VECTOR(OFS_PARM0);
1547         CL_FindNonSolidLocation(pos, pos2, 10);
1548         CL_ParticleExplosion(pos2);
1549         Matrix4x4_CreateTranslate(&tempmatrix, pos2[0], pos2[1], pos2[2]);
1550         CL_AllocLightFlash(NULL, &tempmatrix, 350, PRVM_G_VECTOR(OFS_PARM1)[0], PRVM_G_VECTOR(OFS_PARM1)[1], PRVM_G_VECTOR(OFS_PARM1)[2], 700, 0.5, 0, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1551 }
1552
1553 // #408 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color, float gravityflag, float randomveljitter) te_particlecube (DP_TE_PARTICLECUBE)
1554 static void VM_CL_te_particlecube (void)
1555 {
1556         VM_SAFEPARMCOUNT(7, VM_CL_te_particlecube);
1557         CL_ParticleCube(PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), (int)PRVM_G_FLOAT(OFS_PARM3), (int)PRVM_G_FLOAT(OFS_PARM4), PRVM_G_FLOAT(OFS_PARM5), PRVM_G_FLOAT(OFS_PARM6));
1558 }
1559
1560 // #409 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color) te_particlerain (DP_TE_PARTICLERAIN)
1561 static void VM_CL_te_particlerain (void)
1562 {
1563         VM_SAFEPARMCOUNT(5, VM_CL_te_particlerain);
1564         CL_ParticleRain(PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), (int)PRVM_G_FLOAT(OFS_PARM3), (int)PRVM_G_FLOAT(OFS_PARM4), 0);
1565 }
1566
1567 // #410 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color) te_particlesnow (DP_TE_PARTICLESNOW)
1568 static void VM_CL_te_particlesnow (void)
1569 {
1570         VM_SAFEPARMCOUNT(5, VM_CL_te_particlesnow);
1571         CL_ParticleRain(PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), (int)PRVM_G_FLOAT(OFS_PARM3), (int)PRVM_G_FLOAT(OFS_PARM4), 1);
1572 }
1573
1574 // #411 void(vector org, vector vel, float howmany) te_spark
1575 static void VM_CL_te_spark (void)
1576 {
1577         float           *pos;
1578         vec3_t          pos2;
1579         VM_SAFEPARMCOUNT(3, VM_CL_te_spark);
1580
1581         pos = PRVM_G_VECTOR(OFS_PARM0);
1582         CL_FindNonSolidLocation(pos, pos2, 4);
1583         CL_ParticleEffect(EFFECT_TE_SPARK, PRVM_G_FLOAT(OFS_PARM2), pos2, pos2, PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM1), NULL, 0);
1584 }
1585
1586 extern cvar_t cl_sound_ric_gunshot;
1587 // #412 void(vector org) te_gunshotquad (DP_QUADEFFECTS1)
1588 static void VM_CL_te_gunshotquad (void)
1589 {
1590         float           *pos;
1591         vec3_t          pos2;
1592         int                     rnd;
1593         VM_SAFEPARMCOUNT(1, VM_CL_te_gunshotquad);
1594
1595         pos = PRVM_G_VECTOR(OFS_PARM0);
1596         CL_FindNonSolidLocation(pos, pos2, 4);
1597         CL_ParticleEffect(EFFECT_TE_GUNSHOTQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1598         if(cl_sound_ric_gunshot.integer >= 2)
1599         {
1600                 if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1601                 else
1602                 {
1603                         rnd = rand() & 3;
1604                         if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1605                         else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1606                         else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1607                 }
1608         }
1609 }
1610
1611 // #413 void(vector org) te_spikequad (DP_QUADEFFECTS1)
1612 static void VM_CL_te_spikequad (void)
1613 {
1614         float           *pos;
1615         vec3_t          pos2;
1616         int                     rnd;
1617         VM_SAFEPARMCOUNT(1, VM_CL_te_spikequad);
1618
1619         pos = PRVM_G_VECTOR(OFS_PARM0);
1620         CL_FindNonSolidLocation(pos, pos2, 4);
1621         CL_ParticleEffect(EFFECT_TE_SPIKEQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1622         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1623         else
1624         {
1625                 rnd = rand() & 3;
1626                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1627                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1628                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1629         }
1630 }
1631
1632 // #414 void(vector org) te_superspikequad (DP_QUADEFFECTS1)
1633 static void VM_CL_te_superspikequad (void)
1634 {
1635         float           *pos;
1636         vec3_t          pos2;
1637         int                     rnd;
1638         VM_SAFEPARMCOUNT(1, VM_CL_te_superspikequad);
1639
1640         pos = PRVM_G_VECTOR(OFS_PARM0);
1641         CL_FindNonSolidLocation(pos, pos2, 4);
1642         CL_ParticleEffect(EFFECT_TE_SUPERSPIKEQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1643         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
1644         else
1645         {
1646                 rnd = rand() & 3;
1647                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1648                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1649                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1650         }
1651 }
1652
1653 // #415 void(vector org) te_explosionquad (DP_QUADEFFECTS1)
1654 static void VM_CL_te_explosionquad (void)
1655 {
1656         float           *pos;
1657         vec3_t          pos2;
1658         VM_SAFEPARMCOUNT(1, VM_CL_te_explosionquad);
1659
1660         pos = PRVM_G_VECTOR(OFS_PARM0);
1661         CL_FindNonSolidLocation(pos, pos2, 10);
1662         CL_ParticleEffect(EFFECT_TE_EXPLOSIONQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1663         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
1664 }
1665
1666 // #416 void(vector org) te_smallflash (DP_TE_SMALLFLASH)
1667 static void VM_CL_te_smallflash (void)
1668 {
1669         float           *pos;
1670         vec3_t          pos2;
1671         VM_SAFEPARMCOUNT(1, VM_CL_te_smallflash);
1672
1673         pos = PRVM_G_VECTOR(OFS_PARM0);
1674         CL_FindNonSolidLocation(pos, pos2, 10);
1675         CL_ParticleEffect(EFFECT_TE_SMALLFLASH, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1676 }
1677
1678 // #417 void(vector org, float radius, float lifetime, vector color) te_customflash (DP_TE_CUSTOMFLASH)
1679 static void VM_CL_te_customflash (void)
1680 {
1681         float           *pos;
1682         vec3_t          pos2;
1683         matrix4x4_t     tempmatrix;
1684         VM_SAFEPARMCOUNT(4, VM_CL_te_customflash);
1685
1686         pos = PRVM_G_VECTOR(OFS_PARM0);
1687         CL_FindNonSolidLocation(pos, pos2, 4);
1688         Matrix4x4_CreateTranslate(&tempmatrix, pos2[0], pos2[1], pos2[2]);
1689         CL_AllocLightFlash(NULL, &tempmatrix, PRVM_G_FLOAT(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM3)[0], PRVM_G_VECTOR(OFS_PARM3)[1], PRVM_G_VECTOR(OFS_PARM3)[2], PRVM_G_FLOAT(OFS_PARM1) / PRVM_G_FLOAT(OFS_PARM2), PRVM_G_FLOAT(OFS_PARM2), 0, -1, true, 1, 0.25, 1, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1690 }
1691
1692 // #418 void(vector org) te_gunshot (DP_TE_STANDARDEFFECTBUILTINS)
1693 static void VM_CL_te_gunshot (void)
1694 {
1695         float           *pos;
1696         vec3_t          pos2;
1697         int                     rnd;
1698         VM_SAFEPARMCOUNT(1, VM_CL_te_gunshot);
1699
1700         pos = PRVM_G_VECTOR(OFS_PARM0);
1701         CL_FindNonSolidLocation(pos, pos2, 4);
1702         CL_ParticleEffect(EFFECT_TE_GUNSHOT, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1703         if(cl_sound_ric_gunshot.integer == 1 || cl_sound_ric_gunshot.integer == 3)
1704         {
1705                 if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1706                 else
1707                 {
1708                         rnd = rand() & 3;
1709                         if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1710                         else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1711                         else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1712                 }
1713         }
1714 }
1715
1716 // #419 void(vector org) te_spike (DP_TE_STANDARDEFFECTBUILTINS)
1717 static void VM_CL_te_spike (void)
1718 {
1719         float           *pos;
1720         vec3_t          pos2;
1721         int                     rnd;
1722         VM_SAFEPARMCOUNT(1, VM_CL_te_spike);
1723
1724         pos = PRVM_G_VECTOR(OFS_PARM0);
1725         CL_FindNonSolidLocation(pos, pos2, 4);
1726         CL_ParticleEffect(EFFECT_TE_SPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1727         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1728         else
1729         {
1730                 rnd = rand() & 3;
1731                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1732                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1733                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1734         }
1735 }
1736
1737 // #420 void(vector org) te_superspike (DP_TE_STANDARDEFFECTBUILTINS)
1738 static void VM_CL_te_superspike (void)
1739 {
1740         float           *pos;
1741         vec3_t          pos2;
1742         int                     rnd;
1743         VM_SAFEPARMCOUNT(1, VM_CL_te_superspike);
1744
1745         pos = PRVM_G_VECTOR(OFS_PARM0);
1746         CL_FindNonSolidLocation(pos, pos2, 4);
1747         CL_ParticleEffect(EFFECT_TE_SUPERSPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1748         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1749         else
1750         {
1751                 rnd = rand() & 3;
1752                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1753                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1754                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1755         }
1756 }
1757
1758 // #421 void(vector org) te_explosion (DP_TE_STANDARDEFFECTBUILTINS)
1759 static void VM_CL_te_explosion (void)
1760 {
1761         float           *pos;
1762         vec3_t          pos2;
1763         VM_SAFEPARMCOUNT(1, VM_CL_te_explosion);
1764
1765         pos = PRVM_G_VECTOR(OFS_PARM0);
1766         CL_FindNonSolidLocation(pos, pos2, 10);
1767         CL_ParticleEffect(EFFECT_TE_EXPLOSION, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1768         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
1769 }
1770
1771 // #422 void(vector org) te_tarexplosion (DP_TE_STANDARDEFFECTBUILTINS)
1772 static void VM_CL_te_tarexplosion (void)
1773 {
1774         float           *pos;
1775         vec3_t          pos2;
1776         VM_SAFEPARMCOUNT(1, VM_CL_te_tarexplosion);
1777
1778         pos = PRVM_G_VECTOR(OFS_PARM0);
1779         CL_FindNonSolidLocation(pos, pos2, 10);
1780         CL_ParticleEffect(EFFECT_TE_TAREXPLOSION, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1781         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
1782 }
1783
1784 // #423 void(vector org) te_wizspike (DP_TE_STANDARDEFFECTBUILTINS)
1785 static void VM_CL_te_wizspike (void)
1786 {
1787         float           *pos;
1788         vec3_t          pos2;
1789         VM_SAFEPARMCOUNT(1, VM_CL_te_wizspike);
1790
1791         pos = PRVM_G_VECTOR(OFS_PARM0);
1792         CL_FindNonSolidLocation(pos, pos2, 4);
1793         CL_ParticleEffect(EFFECT_TE_WIZSPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1794         S_StartSound(-1, 0, cl.sfx_wizhit, pos2, 1, 1);
1795 }
1796
1797 // #424 void(vector org) te_knightspike (DP_TE_STANDARDEFFECTBUILTINS)
1798 static void VM_CL_te_knightspike (void)
1799 {
1800         float           *pos;
1801         vec3_t          pos2;
1802         VM_SAFEPARMCOUNT(1, VM_CL_te_knightspike);
1803
1804         pos = PRVM_G_VECTOR(OFS_PARM0);
1805         CL_FindNonSolidLocation(pos, pos2, 4);
1806         CL_ParticleEffect(EFFECT_TE_KNIGHTSPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1807         S_StartSound(-1, 0, cl.sfx_knighthit, pos2, 1, 1);
1808 }
1809
1810 // #425 void(vector org) te_lavasplash (DP_TE_STANDARDEFFECTBUILTINS)
1811 static void VM_CL_te_lavasplash (void)
1812 {
1813         VM_SAFEPARMCOUNT(1, VM_CL_te_lavasplash);
1814         CL_ParticleEffect(EFFECT_TE_LAVASPLASH, 1, PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM0), vec3_origin, vec3_origin, NULL, 0);
1815 }
1816
1817 // #426 void(vector org) te_teleport (DP_TE_STANDARDEFFECTBUILTINS)
1818 static void VM_CL_te_teleport (void)
1819 {
1820         VM_SAFEPARMCOUNT(1, VM_CL_te_teleport);
1821         CL_ParticleEffect(EFFECT_TE_TELEPORT, 1, PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM0), vec3_origin, vec3_origin, NULL, 0);
1822 }
1823
1824 // #427 void(vector org, float colorstart, float colorlength) te_explosion2 (DP_TE_STANDARDEFFECTBUILTINS)
1825 static void VM_CL_te_explosion2 (void)
1826 {
1827         float           *pos;
1828         vec3_t          pos2, color;
1829         matrix4x4_t     tempmatrix;
1830         int                     colorStart, colorLength;
1831         unsigned char           *tempcolor;
1832         VM_SAFEPARMCOUNT(3, VM_CL_te_explosion2);
1833
1834         pos = PRVM_G_VECTOR(OFS_PARM0);
1835         colorStart = (int)PRVM_G_FLOAT(OFS_PARM1);
1836         colorLength = (int)PRVM_G_FLOAT(OFS_PARM2);
1837         CL_FindNonSolidLocation(pos, pos2, 10);
1838         CL_ParticleExplosion2(pos2, colorStart, colorLength);
1839         tempcolor = palette_rgb[(rand()%colorLength) + colorStart];
1840         color[0] = tempcolor[0] * (2.0f / 255.0f);
1841         color[1] = tempcolor[1] * (2.0f / 255.0f);
1842         color[2] = tempcolor[2] * (2.0f / 255.0f);
1843         Matrix4x4_CreateTranslate(&tempmatrix, pos2[0], pos2[1], pos2[2]);
1844         CL_AllocLightFlash(NULL, &tempmatrix, 350, color[0], color[1], color[2], 700, 0.5, 0, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
1845         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
1846 }
1847
1848
1849 // #428 void(entity own, vector start, vector end) te_lightning1 (DP_TE_STANDARDEFFECTBUILTINS)
1850 static void VM_CL_te_lightning1 (void)
1851 {
1852         VM_SAFEPARMCOUNT(3, VM_CL_te_lightning1);
1853         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), cl.model_bolt, true);
1854 }
1855
1856 // #429 void(entity own, vector start, vector end) te_lightning2 (DP_TE_STANDARDEFFECTBUILTINS)
1857 static void VM_CL_te_lightning2 (void)
1858 {
1859         VM_SAFEPARMCOUNT(3, VM_CL_te_lightning2);
1860         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), cl.model_bolt2, true);
1861 }
1862
1863 // #430 void(entity own, vector start, vector end) te_lightning3 (DP_TE_STANDARDEFFECTBUILTINS)
1864 static void VM_CL_te_lightning3 (void)
1865 {
1866         VM_SAFEPARMCOUNT(3, VM_CL_te_lightning3);
1867         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), cl.model_bolt3, false);
1868 }
1869
1870 // #431 void(entity own, vector start, vector end) te_beam (DP_TE_STANDARDEFFECTBUILTINS)
1871 static void VM_CL_te_beam (void)
1872 {
1873         VM_SAFEPARMCOUNT(3, VM_CL_te_beam);
1874         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), cl.model_beam, false);
1875 }
1876
1877 // #433 void(vector org) te_plasmaburn (DP_TE_PLASMABURN)
1878 static void VM_CL_te_plasmaburn (void)
1879 {
1880         float           *pos;
1881         vec3_t          pos2;
1882         VM_SAFEPARMCOUNT(1, VM_CL_te_plasmaburn);
1883
1884         pos = PRVM_G_VECTOR(OFS_PARM0);
1885         CL_FindNonSolidLocation(pos, pos2, 4);
1886         CL_ParticleEffect(EFFECT_TE_PLASMABURN, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1887 }
1888
1889 // #457 void(vector org, vector velocity, float howmany) te_flamejet (DP_TE_FLAMEJET)
1890 static void VM_CL_te_flamejet (void)
1891 {
1892         float *pos;
1893         vec3_t pos2;
1894         VM_SAFEPARMCOUNT(3, VM_CL_te_flamejet);
1895         if (PRVM_G_FLOAT(OFS_PARM2) < 1)
1896                 return;
1897         pos = PRVM_G_VECTOR(OFS_PARM0);
1898         CL_FindNonSolidLocation(pos, pos2, 4);
1899         CL_ParticleEffect(EFFECT_TE_FLAMEJET, PRVM_G_FLOAT(OFS_PARM2), pos2, pos2, PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM1), NULL, 0);
1900 }
1901
1902
1903 //====================================================================
1904 //DP_QC_GETSURFACE
1905
1906 extern void clippointtosurface(dp_model_t *model, msurface_t *surface, vec3_t p, vec3_t out);
1907
1908 static msurface_t *cl_getsurface(dp_model_t *model, int surfacenum)
1909 {
1910         if (surfacenum < 0 || surfacenum >= model->nummodelsurfaces)
1911                 return NULL;
1912         return model->data_surfaces + surfacenum + model->firstmodelsurface;
1913 }
1914
1915 // #434 float(entity e, float s) getsurfacenumpoints
1916 static void VM_CL_getsurfacenumpoints(void)
1917 {
1918         dp_model_t *model;
1919         msurface_t *surface;
1920         VM_SAFEPARMCOUNT(2, VM_CL_getsurfacenumpoints);
1921         // return 0 if no such surface
1922         if (!(model = CL_GetModelFromEdict(PRVM_G_EDICT(OFS_PARM0))) || !(surface = cl_getsurface(model, (int)PRVM_G_FLOAT(OFS_PARM1))))
1923         {
1924                 PRVM_G_FLOAT(OFS_RETURN) = 0;
1925                 return;
1926         }
1927
1928         // note: this (incorrectly) assumes it is a simple polygon
1929         PRVM_G_FLOAT(OFS_RETURN) = surface->num_vertices;
1930 }
1931
1932 // #435 vector(entity e, float s, float n) getsurfacepoint
1933 static void VM_CL_getsurfacepoint(void)
1934 {
1935         prvm_edict_t *ed;
1936         dp_model_t *model;
1937         msurface_t *surface;
1938         int pointnum;
1939         VM_SAFEPARMCOUNT(3, VM_CL_getsurfacenumpoints);
1940         VectorClear(PRVM_G_VECTOR(OFS_RETURN));
1941         ed = PRVM_G_EDICT(OFS_PARM0);
1942         if (!(model = CL_GetModelFromEdict(ed)) || !(surface = cl_getsurface(model, (int)PRVM_G_FLOAT(OFS_PARM1))))
1943                 return;
1944         // note: this (incorrectly) assumes it is a simple polygon
1945         pointnum = (int)PRVM_G_FLOAT(OFS_PARM2);
1946         if (pointnum < 0 || pointnum >= surface->num_vertices)
1947                 return;
1948         // FIXME: implement rotation/scaling
1949         VectorAdd(&(model->surfmesh.data_vertex3f + 3 * surface->num_firstvertex)[pointnum * 3], ed->fields.client->origin, PRVM_G_VECTOR(OFS_RETURN));
1950 }
1951 //PF_getsurfacepointattribute,     // #486 vector(entity e, float s, float n, float a) getsurfacepointattribute = #486;
1952 // float SPA_POSITION = 0;
1953 // float SPA_S_AXIS = 1;
1954 // float SPA_T_AXIS = 2;
1955 // float SPA_R_AXIS = 3; // same as SPA_NORMAL
1956 // float SPA_TEXCOORDS0 = 4;
1957 // float SPA_LIGHTMAP0_TEXCOORDS = 5;
1958 // float SPA_LIGHTMAP0_COLOR = 6;
1959 // TODO: add some wrapper code and merge VM_CL/SV_getsurface* [12/16/2007 Black]
1960 static void VM_CL_getsurfacepointattribute(void)
1961 {
1962         prvm_edict_t *ed;
1963         dp_model_t *model;
1964         msurface_t *surface;
1965         int pointnum;
1966         int attributetype;
1967
1968         VM_SAFEPARMCOUNT(4, VM_CL_getsurfacenumpoints);
1969         VectorClear(PRVM_G_VECTOR(OFS_RETURN));
1970         ed = PRVM_G_EDICT(OFS_PARM0);
1971         if (!(model = CL_GetModelFromEdict(ed)) || !(surface = cl_getsurface(model, (int)PRVM_G_FLOAT(OFS_PARM1))))
1972                 return;
1973         // note: this (incorrectly) assumes it is a simple polygon
1974         pointnum = (int)PRVM_G_FLOAT(OFS_PARM2);
1975         if (pointnum < 0 || pointnum >= surface->num_vertices)
1976                 return;
1977
1978         // FIXME: implement rotation/scaling
1979         attributetype = (int) PRVM_G_FLOAT(OFS_PARM3);
1980
1981         switch( attributetype ) {
1982                 // float SPA_POSITION = 0;
1983                 case 0:
1984                         VectorAdd(&(model->surfmesh.data_vertex3f + 3 * surface->num_firstvertex)[pointnum * 3], ed->fields.client->origin, PRVM_G_VECTOR(OFS_RETURN));
1985                         break;
1986                 // float SPA_S_AXIS = 1;
1987                 case 1:
1988                         VectorCopy(&(model->surfmesh.data_svector3f + 3 * surface->num_firstvertex)[pointnum * 3], PRVM_G_VECTOR(OFS_RETURN));
1989                         break;
1990                 // float SPA_T_AXIS = 2;
1991                 case 2:
1992                         VectorCopy(&(model->surfmesh.data_tvector3f + 3 * surface->num_firstvertex)[pointnum * 3], PRVM_G_VECTOR(OFS_RETURN));
1993                         break;
1994                 // float SPA_R_AXIS = 3; // same as SPA_NORMAL
1995                 case 3:
1996                         VectorCopy(&(model->surfmesh.data_normal3f + 3 * surface->num_firstvertex)[pointnum * 3], PRVM_G_VECTOR(OFS_RETURN));
1997                         break;
1998                 // float SPA_TEXCOORDS0 = 4;
1999                 case 4: {
2000                         float *ret = PRVM_G_VECTOR(OFS_RETURN);
2001                         float *texcoord = &(model->surfmesh.data_texcoordtexture2f + 2 * surface->num_firstvertex)[pointnum * 2];
2002                         ret[0] = texcoord[0];
2003                         ret[1] = texcoord[1];
2004                         ret[2] = 0.0f;
2005                         break;
2006                 }
2007                 // float SPA_LIGHTMAP0_TEXCOORDS = 5;
2008                 case 5: {
2009                         float *ret = PRVM_G_VECTOR(OFS_RETURN);
2010                         float *texcoord = &(model->surfmesh.data_texcoordlightmap2f + 2 * surface->num_firstvertex)[pointnum * 2];
2011                         ret[0] = texcoord[0];
2012                         ret[1] = texcoord[1];
2013                         ret[2] = 0.0f;
2014                         break;
2015                 }
2016                 // float SPA_LIGHTMAP0_COLOR = 6;
2017                 case 6:
2018                         // ignore alpha for now..
2019                         VectorCopy( &(model->surfmesh.data_lightmapcolor4f + 4 * surface->num_firstvertex)[pointnum * 4], PRVM_G_VECTOR(OFS_RETURN));
2020                         break;
2021                 default:
2022                         VectorSet( PRVM_G_VECTOR(OFS_RETURN), 0.0f, 0.0f, 0.0f );
2023                         break;
2024         }
2025 }
2026 // #436 vector(entity e, float s) getsurfacenormal
2027 static void VM_CL_getsurfacenormal(void)
2028 {
2029         dp_model_t *model;
2030         msurface_t *surface;
2031         vec3_t normal;
2032         VM_SAFEPARMCOUNT(2, VM_CL_getsurfacenormal);
2033         VectorClear(PRVM_G_VECTOR(OFS_RETURN));
2034         if (!(model = CL_GetModelFromEdict(PRVM_G_EDICT(OFS_PARM0))) || !(surface = cl_getsurface(model, (int)PRVM_G_FLOAT(OFS_PARM1))))
2035                 return;
2036         // FIXME: implement rotation/scaling
2037         // note: this (incorrectly) assumes it is a simple polygon
2038         // note: this only returns the first triangle, so it doesn't work very
2039         // well for curved surfaces or arbitrary meshes
2040         TriangleNormal((model->surfmesh.data_vertex3f + 3 * surface->num_firstvertex), (model->surfmesh.data_vertex3f + 3 * surface->num_firstvertex) + 3, (model->surfmesh.data_vertex3f + 3 * surface->num_firstvertex) + 6, normal);
2041         VectorNormalize(normal);
2042         VectorCopy(normal, PRVM_G_VECTOR(OFS_RETURN));
2043 }
2044
2045 // #437 string(entity e, float s) getsurfacetexture
2046 static void VM_CL_getsurfacetexture(void)
2047 {
2048         dp_model_t *model;
2049         msurface_t *surface;
2050         VM_SAFEPARMCOUNT(2, VM_CL_getsurfacetexture);
2051         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
2052         if (!(model = CL_GetModelFromEdict(PRVM_G_EDICT(OFS_PARM0))) || !(surface = cl_getsurface(model, (int)PRVM_G_FLOAT(OFS_PARM1))))
2053                 return;
2054         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(surface->texture->name);
2055 }
2056
2057 // #438 float(entity e, vector p) getsurfacenearpoint
2058 static void VM_CL_getsurfacenearpoint(void)
2059 {
2060         int surfacenum, best;
2061         vec3_t clipped, p;
2062         vec_t dist, bestdist;
2063         prvm_edict_t *ed;
2064         dp_model_t *model = NULL;
2065         msurface_t *surface;
2066         vec_t *point;
2067         VM_SAFEPARMCOUNT(2, VM_CL_getsurfacenearpoint);
2068         PRVM_G_FLOAT(OFS_RETURN) = -1;
2069         ed = PRVM_G_EDICT(OFS_PARM0);
2070         if(!(model = CL_GetModelFromEdict(ed)) || !model->num_surfaces)
2071                 return;
2072
2073         // FIXME: implement rotation/scaling
2074         point = PRVM_G_VECTOR(OFS_PARM1);
2075         VectorSubtract(point, ed->fields.client->origin, p);
2076         best = -1;
2077         bestdist = 1000000000;
2078         for (surfacenum = 0;surfacenum < model->nummodelsurfaces;surfacenum++)
2079         {
2080                 surface = model->data_surfaces + surfacenum + model->firstmodelsurface;
2081                 // first see if the nearest point on the surface's box is closer than the previous match
2082                 clipped[0] = bound(surface->mins[0], p[0], surface->maxs[0]) - p[0];
2083                 clipped[1] = bound(surface->mins[1], p[1], surface->maxs[1]) - p[1];
2084                 clipped[2] = bound(surface->mins[2], p[2], surface->maxs[2]) - p[2];
2085                 dist = VectorLength2(clipped);
2086                 if (dist < bestdist)
2087                 {
2088                         // it is, check the nearest point on the actual geometry
2089                         clippointtosurface(model, surface, p, clipped);
2090                         VectorSubtract(clipped, p, clipped);
2091                         dist += VectorLength2(clipped);
2092                         if (dist < bestdist)
2093                         {
2094                                 // that's closer too, store it as the best match
2095                                 best = surfacenum;
2096                                 bestdist = dist;
2097                         }
2098                 }
2099         }
2100         PRVM_G_FLOAT(OFS_RETURN) = best;
2101 }
2102
2103 // #439 vector(entity e, float s, vector p) getsurfaceclippedpoint
2104 static void VM_CL_getsurfaceclippedpoint(void)
2105 {
2106         prvm_edict_t *ed;
2107         dp_model_t *model;
2108         msurface_t *surface;
2109         vec3_t p, out;
2110         VM_SAFEPARMCOUNT(3, VM_CL_getsurfaceclippedpoint);
2111         VectorClear(PRVM_G_VECTOR(OFS_RETURN));
2112         ed = PRVM_G_EDICT(OFS_PARM0);
2113         if (!(model = CL_GetModelFromEdict(ed)) || !(surface = cl_getsurface(model, (int)PRVM_G_FLOAT(OFS_PARM1))))
2114                 return;
2115         // FIXME: implement rotation/scaling
2116         VectorSubtract(PRVM_G_VECTOR(OFS_PARM2), ed->fields.client->origin, p);
2117         clippointtosurface(model, surface, p, out);
2118         // FIXME: implement rotation/scaling
2119         VectorAdd(out, ed->fields.client->origin, PRVM_G_VECTOR(OFS_RETURN));
2120 }
2121
2122 // #443 void(entity e, entity tagentity, string tagname) setattachment
2123 void VM_CL_setattachment (void)
2124 {
2125         prvm_edict_t *e;
2126         prvm_edict_t *tagentity;
2127         const char *tagname;
2128         prvm_eval_t *v;
2129         int modelindex;
2130         dp_model_t *model;
2131         VM_SAFEPARMCOUNT(3, VM_CL_setattachment);
2132
2133         e = PRVM_G_EDICT(OFS_PARM0);
2134         tagentity = PRVM_G_EDICT(OFS_PARM1);
2135         tagname = PRVM_G_STRING(OFS_PARM2);
2136
2137         if (e == prog->edicts)
2138         {
2139                 VM_Warning("setattachment: can not modify world entity\n");
2140                 return;
2141         }
2142         if (e->priv.server->free)
2143         {
2144                 VM_Warning("setattachment: can not modify free entity\n");
2145                 return;
2146         }
2147
2148         if (tagentity == NULL)
2149                 tagentity = prog->edicts;
2150
2151         v = PRVM_EDICTFIELDVALUE(e, prog->fieldoffsets.tag_entity);
2152         if (v)
2153                 v->edict = PRVM_EDICT_TO_PROG(tagentity);
2154
2155         v = PRVM_EDICTFIELDVALUE(e, prog->fieldoffsets.tag_index);
2156         if (v)
2157                 v->_float = 0;
2158         if (tagentity != NULL && tagentity != prog->edicts && tagname && tagname[0])
2159         {
2160                 modelindex = (int)tagentity->fields.client->modelindex;
2161                 model = CL_GetModelByIndex(modelindex);
2162                 if (model)
2163                 {
2164                         v->_float = Mod_Alias_GetTagIndexForName(model, (int)tagentity->fields.client->skin, tagname);
2165                         if (v->_float == 0)
2166                                 Con_DPrintf("setattachment(edict %i, edict %i, string \"%s\"): tried to find tag named \"%s\" on entity %i (model \"%s\") but could not find it\n", PRVM_NUM_FOR_EDICT(e), PRVM_NUM_FOR_EDICT(tagentity), tagname, tagname, PRVM_NUM_FOR_EDICT(tagentity), model->name);
2167                 }
2168                 else
2169                         Con_DPrintf("setattachment(edict %i, edict %i, string \"%s\"): tried to find tag named \"%s\" on entity %i but it has no model\n", PRVM_NUM_FOR_EDICT(e), PRVM_NUM_FOR_EDICT(tagentity), tagname, tagname, PRVM_NUM_FOR_EDICT(tagentity));
2170         }
2171 }
2172
2173 /////////////////////////////////////////
2174 // DP_MD3_TAGINFO extension coded by VorteX
2175
2176 int CL_GetTagIndex (prvm_edict_t *e, const char *tagname)
2177 {
2178         dp_model_t *model = CL_GetModelFromEdict(e);
2179         if (model)
2180                 return Mod_Alias_GetTagIndexForName(model, (int)e->fields.client->skin, tagname);
2181         else
2182                 return -1;
2183 };
2184
2185 int CL_GetExtendedTagInfo (prvm_edict_t *e, int tagindex, int *parentindex, const char **tagname, matrix4x4_t *tag_localmatrix)
2186 {
2187         int r;
2188         dp_model_t *model;
2189         int frame;
2190
2191         *tagname = NULL;
2192         *parentindex = 0;
2193         Matrix4x4_CreateIdentity(tag_localmatrix);
2194
2195         if (tagindex >= 0
2196          && (model = CL_GetModelFromEdict(e))
2197          && model->animscenes)
2198         {
2199                 frame = (int)e->fields.client->frame;
2200                 if (frame < 0 || frame >= model->numframes)
2201                         frame = 0;
2202
2203                 r = Mod_Alias_GetExtendedTagInfoForIndex(model, (int)e->fields.client->skin, model->animscenes[frame].firstframe, tagindex - 1, parentindex, tagname, tag_localmatrix);
2204
2205                 if(!r) // success?
2206                         *parentindex += 1;
2207
2208                 return r;
2209         }
2210
2211         return 1;
2212 }
2213
2214 void CL_GetEntityMatrix (prvm_edict_t *ent, matrix4x4_t *out, qboolean viewmatrix)
2215 {
2216         prvm_eval_t *val;
2217         float scale;
2218
2219         scale = 1;
2220         val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.scale);
2221         if (val && val->_float != 0)
2222                 scale = val->_float;
2223
2224         // TODO do we need the same weird angle inverting logic here as in the server side case?
2225         if(viewmatrix)
2226                 Matrix4x4_CreateFromQuakeEntity(out, cl.csqc_origin[0], cl.csqc_origin[1], cl.csqc_origin[2], cl.csqc_angles[0], cl.csqc_angles[1], cl.csqc_angles[2], scale * cl_viewmodel_scale.value);
2227         else
2228                 Matrix4x4_CreateFromQuakeEntity(out, ent->fields.client->origin[0], ent->fields.client->origin[1], ent->fields.client->origin[2], -ent->fields.client->angles[0], ent->fields.client->angles[1], ent->fields.client->angles[2], scale);
2229 }
2230
2231
2232 int CL_GetEntityLocalTagMatrix(prvm_edict_t *ent, int tagindex, matrix4x4_t *out)
2233 {
2234         int frame;
2235         dp_model_t *model;
2236         if (tagindex >= 0
2237          && (model = CL_GetModelFromEdict(ent))
2238          && model->animscenes)
2239         {
2240                 // if model has wrong frame, engine automatically switches to model first frame
2241                 frame = (int)ent->fields.client->frame;
2242                 if (frame < 0 || frame >= model->numframes)
2243                         frame = 0;
2244                 return Mod_Alias_GetTagMatrix(model, model->animscenes[frame].firstframe, tagindex, out);
2245         }
2246         *out = identitymatrix;
2247         return 0;
2248 }
2249
2250 // Warnings/errors code:
2251 // 0 - normal (everything all-right)
2252 // 1 - world entity
2253 // 2 - free entity
2254 // 3 - null or non-precached model
2255 // 4 - no tags with requested index
2256 // 5 - runaway loop at attachment chain
2257 extern cvar_t cl_bob;
2258 extern cvar_t cl_bobcycle;
2259 extern cvar_t cl_bobup;
2260 int CL_GetTagMatrix (matrix4x4_t *out, prvm_edict_t *ent, int tagindex)
2261 {
2262         int ret;
2263         prvm_eval_t *val;
2264         int attachloop;
2265         matrix4x4_t entitymatrix, tagmatrix, attachmatrix;
2266         dp_model_t *model;
2267
2268         *out = identitymatrix; // warnings and errors return identical matrix
2269
2270         if (ent == prog->edicts)
2271                 return 1;
2272         if (ent->priv.server->free)
2273                 return 2;
2274
2275         model = CL_GetModelFromEdict(ent);
2276         if(!model)
2277                 return 3;
2278
2279         tagmatrix = identitymatrix;
2280         attachloop = 0;
2281         for(;;)
2282         {
2283                 if(attachloop >= 256)
2284                         return 5;
2285                 // apply transformation by child's tagindex on parent entity and then
2286                 // by parent entity itself
2287                 ret = CL_GetEntityLocalTagMatrix(ent, tagindex - 1, &attachmatrix);
2288                 if(ret && attachloop == 0)
2289                         return ret;
2290                 CL_GetEntityMatrix(ent, &entitymatrix, false);
2291                 Matrix4x4_Concat(&tagmatrix, &attachmatrix, out);
2292                 Matrix4x4_Concat(out, &entitymatrix, &tagmatrix);
2293                 // next iteration we process the parent entity
2294                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.tag_entity)) && val->edict)
2295                 {
2296                         tagindex = (int)PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.tag_index)->_float;
2297                         ent = PRVM_EDICT_NUM(val->edict);
2298                 }
2299                 else
2300                         break;
2301                 attachloop++;
2302         }
2303
2304         // RENDER_VIEWMODEL magic
2305         if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.renderflags)) && (RF_VIEWMODEL & (int)val->_float))
2306         {
2307                 Matrix4x4_Copy(&tagmatrix, out);
2308
2309                 CL_GetEntityMatrix(prog->edicts, &entitymatrix, true);
2310                 Matrix4x4_Concat(out, &entitymatrix, &tagmatrix);
2311
2312                 /*
2313                 // Cl_bob, ported from rendering code
2314                 if (ent->fields.client->health > 0 && cl_bob.value && cl_bobcycle.value)
2315                 {
2316                         double bob, cycle;
2317                         // LordHavoc: this code is *weird*, but not replacable (I think it
2318                         // should be done in QC on the server, but oh well, quake is quake)
2319                         // LordHavoc: figured out bobup: the time at which the sin is at 180
2320                         // degrees (which allows lengthening or squishing the peak or valley)
2321                         cycle = cl.time/cl_bobcycle.value;
2322                         cycle -= (int)cycle;
2323                         if (cycle < cl_bobup.value)
2324                                 cycle = sin(M_PI * cycle / cl_bobup.value);
2325                         else
2326                                 cycle = sin(M_PI + M_PI * (cycle-cl_bobup.value)/(1.0 - cl_bobup.value));
2327                         // bob is proportional to velocity in the xy plane
2328                         // (don't count Z, or jumping messes it up)
2329                         bob = sqrt(ent->fields.client->velocity[0]*ent->fields.client->velocity[0] + ent->fields.client->velocity[1]*ent->fields.client->velocity[1])*cl_bob.value;
2330                         bob = bob*0.3 + bob*0.7*cycle;
2331                         Matrix4x4_AdjustOrigin(out, 0, 0, bound(-7, bob, 4));
2332                 }
2333                 */
2334         }
2335         return 0;
2336 }
2337
2338 // #451 float(entity ent, string tagname) gettagindex (DP_QC_GETTAGINFO)
2339 void VM_CL_gettagindex (void)
2340 {
2341         prvm_edict_t *ent;
2342         const char *tag_name;
2343         int modelindex, tag_index;
2344
2345         VM_SAFEPARMCOUNT(2, VM_CL_gettagindex);
2346
2347         ent = PRVM_G_EDICT(OFS_PARM0);
2348         tag_name = PRVM_G_STRING(OFS_PARM1);
2349         if (ent == prog->edicts)
2350         {
2351                 VM_Warning("gettagindex: can't affect world entity\n");
2352                 return;
2353         }
2354         if (ent->priv.server->free)
2355         {
2356                 VM_Warning("gettagindex: can't affect free entity\n");
2357                 return;
2358         }
2359
2360         modelindex = (int)ent->fields.client->modelindex;
2361         tag_index = 0;
2362         if (modelindex >= MAX_MODELS || (modelindex <= -MAX_MODELS /* client models */))
2363                 Con_DPrintf("gettagindex(entity #%i): null or non-precached model\n", PRVM_NUM_FOR_EDICT(ent));
2364         else
2365         {
2366                 tag_index = CL_GetTagIndex(ent, tag_name);
2367                 if (tag_index == 0)
2368                         Con_DPrintf("gettagindex(entity #%i): tag \"%s\" not found\n", PRVM_NUM_FOR_EDICT(ent), tag_name);
2369         }
2370         PRVM_G_FLOAT(OFS_RETURN) = tag_index;
2371 }
2372
2373 // #452 vector(entity ent, float tagindex) gettaginfo (DP_QC_GETTAGINFO)
2374 void VM_CL_gettaginfo (void)
2375 {
2376         prvm_edict_t *e;
2377         int tagindex;
2378         matrix4x4_t tag_matrix;
2379         matrix4x4_t tag_localmatrix;
2380         int parentindex;
2381         const char *tagname;
2382         int returncode;
2383         prvm_eval_t *val;
2384         vec3_t fo, le, up, trans;
2385
2386         VM_SAFEPARMCOUNT(2, VM_CL_gettaginfo);
2387
2388         e = PRVM_G_EDICT(OFS_PARM0);
2389         tagindex = (int)PRVM_G_FLOAT(OFS_PARM1);
2390         returncode = CL_GetTagMatrix(&tag_matrix, e, tagindex);
2391         Matrix4x4_ToVectors(&tag_matrix, prog->globals.client->v_forward, le, prog->globals.client->v_up, PRVM_G_VECTOR(OFS_RETURN));
2392         VectorScale(le, -1, prog->globals.client->v_right);
2393         CL_GetExtendedTagInfo(e, tagindex, &parentindex, &tagname, &tag_localmatrix);
2394         Matrix4x4_ToVectors(&tag_localmatrix, fo, le, up, trans);
2395
2396         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_parent)))
2397                 val->_float = parentindex;
2398         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_name)))
2399                 val->string = tagname ? PRVM_SetTempString(tagname) : 0;
2400         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_offset)))
2401                 VectorCopy(trans, val->vector);
2402         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_forward)))
2403                 VectorCopy(fo, val->vector);
2404         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_right)))
2405                 VectorScale(le, -1, val->vector);
2406         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_up)))
2407                 VectorCopy(up, val->vector);
2408
2409         switch(returncode)
2410         {
2411                 case 1:
2412                         VM_Warning("gettagindex: can't affect world entity\n");
2413                         break;
2414                 case 2:
2415                         VM_Warning("gettagindex: can't affect free entity\n");
2416                         break;
2417                 case 3:
2418                         Con_DPrintf("CL_GetTagMatrix(entity #%i): null or non-precached model\n", PRVM_NUM_FOR_EDICT(e));
2419                         break;
2420                 case 4:
2421                         Con_DPrintf("CL_GetTagMatrix(entity #%i): model has no tag with requested index %i\n", PRVM_NUM_FOR_EDICT(e), tagindex);
2422                         break;
2423                 case 5:
2424                         Con_DPrintf("CL_GetTagMatrix(entity #%i): runaway loop at attachment chain\n", PRVM_NUM_FOR_EDICT(e));
2425                         break;
2426         }
2427 }
2428
2429 //============================================================================
2430
2431 //====================
2432 //QC POLYGON functions
2433 //====================
2434
2435 #define VMPOLYGONS_MAXPOINTS 64
2436
2437 typedef struct vmpolygons_triangle_s
2438 {
2439         rtexture_t              *texture;
2440         int                             drawflag;
2441         unsigned short  elements[3];
2442 }vmpolygons_triangle_t;
2443
2444 typedef struct vmpolygons_s
2445 {
2446         mempool_t               *pool;
2447         qboolean                initialized;
2448         double          progstarttime;
2449
2450         int                             max_vertices;
2451         int                             num_vertices;
2452         float                   *data_vertex3f;
2453         float                   *data_color4f;
2454         float                   *data_texcoord2f;
2455
2456         int                             max_triangles;
2457         int                             num_triangles;
2458         vmpolygons_triangle_t *data_triangles;
2459         unsigned short  *data_sortedelement3s;
2460
2461         qboolean                begin_active;
2462         rtexture_t              *begin_texture;
2463         int                             begin_drawflag;
2464         int                             begin_vertices;
2465         float                   begin_vertex[VMPOLYGONS_MAXPOINTS][3];
2466         float                   begin_color[VMPOLYGONS_MAXPOINTS][4];
2467         float                   begin_texcoord[VMPOLYGONS_MAXPOINTS][2];
2468 } vmpolygons_t;
2469
2470 // FIXME: make VM_CL_R_Polygon functions use Debug_Polygon functions?
2471 vmpolygons_t vmpolygons[PRVM_MAXPROGS];
2472
2473 //#304 void() renderscene (EXT_CSQC)
2474 // moved that here to reset the polygons,
2475 // resetting them earlier causes R_Mesh_Draw to be called with numvertices = 0
2476 // --blub
2477 void VM_CL_R_RenderScene (void)
2478 {
2479         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
2480         VM_SAFEPARMCOUNT(0, VM_CL_R_RenderScene);
2481         // we need to update any RENDER_VIEWMODEL entities at this point because
2482         // csqc supplies its own view matrix
2483         CL_UpdateViewEntities();
2484         // now draw stuff!
2485         R_RenderView();
2486
2487         polys->num_vertices = polys->num_triangles = 0;
2488         polys->progstarttime = prog->starttime;
2489 }
2490
2491 static void VM_ResizePolygons(vmpolygons_t *polys)
2492 {
2493         float *oldvertex3f = polys->data_vertex3f;
2494         float *oldcolor4f = polys->data_color4f;
2495         float *oldtexcoord2f = polys->data_texcoord2f;
2496         vmpolygons_triangle_t *oldtriangles = polys->data_triangles;
2497         unsigned short *oldsortedelement3s = polys->data_sortedelement3s;
2498         polys->max_vertices = min(polys->max_triangles*3, 65536);
2499         polys->data_vertex3f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[3]));
2500         polys->data_color4f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[4]));
2501         polys->data_texcoord2f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[2]));
2502         polys->data_triangles = (vmpolygons_triangle_t *)Mem_Alloc(polys->pool, polys->max_triangles*sizeof(vmpolygons_triangle_t));
2503         polys->data_sortedelement3s = (unsigned short *)Mem_Alloc(polys->pool, polys->max_triangles*sizeof(unsigned short[3]));
2504         if (polys->num_vertices)
2505         {
2506                 memcpy(polys->data_vertex3f, oldvertex3f, polys->num_vertices*sizeof(float[3]));
2507                 memcpy(polys->data_color4f, oldcolor4f, polys->num_vertices*sizeof(float[4]));
2508                 memcpy(polys->data_texcoord2f, oldtexcoord2f, polys->num_vertices*sizeof(float[2]));
2509         }
2510         if (polys->num_triangles)
2511         {
2512                 memcpy(polys->data_triangles, oldtriangles, polys->num_triangles*sizeof(vmpolygons_triangle_t));
2513                 memcpy(polys->data_sortedelement3s, oldsortedelement3s, polys->num_triangles*sizeof(unsigned short[3]));
2514         }
2515         if (oldvertex3f)
2516                 Mem_Free(oldvertex3f);
2517         if (oldcolor4f)
2518                 Mem_Free(oldcolor4f);
2519         if (oldtexcoord2f)
2520                 Mem_Free(oldtexcoord2f);
2521         if (oldtriangles)
2522                 Mem_Free(oldtriangles);
2523         if (oldsortedelement3s)
2524                 Mem_Free(oldsortedelement3s);
2525 }
2526
2527 static void VM_InitPolygons (vmpolygons_t* polys)
2528 {
2529         memset(polys, 0, sizeof(*polys));
2530         polys->pool = Mem_AllocPool("VMPOLY", 0, NULL);
2531         polys->max_triangles = 1024;
2532         VM_ResizePolygons(polys);
2533         polys->initialized = true;
2534 }
2535
2536 static void VM_DrawPolygonCallback (const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
2537 {
2538         int surfacelistindex;
2539         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
2540         if(polys->progstarttime != prog->starttime) // from other progs? won't draw these (this can cause crashes!)
2541                 return;
2542         R_Mesh_ResetTextureState();
2543         R_Mesh_Matrix(&identitymatrix);
2544         GL_CullFace(GL_NONE);
2545         R_Mesh_VertexPointer(polys->data_vertex3f, 0, 0);
2546         R_Mesh_ColorPointer(polys->data_color4f, 0, 0);
2547         R_Mesh_TexCoordPointer(0, 2, polys->data_texcoord2f, 0, 0);
2548         R_SetupGenericShader(true);
2549
2550         for (surfacelistindex = 0;surfacelistindex < numsurfaces;)
2551         {
2552                 int numtriangles = 0;
2553                 rtexture_t *tex = polys->data_triangles[surfacelist[surfacelistindex]].texture;
2554                 int drawflag = polys->data_triangles[surfacelist[surfacelistindex]].drawflag;
2555                 // this can't call _DrawQ_ProcessDrawFlag, but should be in sync with it
2556                 // FIXME factor this out
2557                 if(drawflag == DRAWFLAG_ADDITIVE)
2558                         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
2559                 else if(drawflag == DRAWFLAG_MODULATE)
2560                         GL_BlendFunc(GL_DST_COLOR, GL_ZERO);
2561                 else if(drawflag == DRAWFLAG_2XMODULATE)
2562                         GL_BlendFunc(GL_DST_COLOR,GL_SRC_COLOR);
2563                 else if(drawflag == DRAWFLAG_SCREEN)
2564                         GL_BlendFunc(GL_ONE_MINUS_DST_COLOR,GL_ONE);
2565                 else
2566                         GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
2567                 R_Mesh_TexBind(0, R_GetTexture(tex));
2568                 numtriangles = 0;
2569                 for (;surfacelistindex < numsurfaces;surfacelistindex++)
2570                 {
2571                         if (polys->data_triangles[surfacelist[surfacelistindex]].texture != tex || polys->data_triangles[surfacelist[surfacelistindex]].drawflag != drawflag)
2572                                 break;
2573                         VectorCopy(polys->data_triangles[surfacelist[surfacelistindex]].elements, polys->data_sortedelement3s + 3*numtriangles);
2574                         numtriangles++;
2575                 }
2576                 R_Mesh_Draw(0, polys->num_vertices, 0, numtriangles, NULL, polys->data_sortedelement3s, 0, 0);
2577         }
2578 }
2579
2580 void VMPolygons_Store(vmpolygons_t *polys)
2581 {
2582         if (r_refdef.draw2dstage)
2583         {
2584                 // draw the polygon as 2D immediately
2585                 drawqueuemesh_t mesh;
2586                 mesh.texture = polys->begin_texture;
2587                 mesh.num_vertices = polys->begin_vertices;
2588                 mesh.num_triangles = polys->begin_vertices-2;
2589                 mesh.data_element3s = polygonelements;
2590                 mesh.data_vertex3f = polys->begin_vertex[0];
2591                 mesh.data_color4f = polys->begin_color[0];
2592                 mesh.data_texcoord2f = polys->begin_texcoord[0];
2593                 DrawQ_Mesh(&mesh, polys->begin_drawflag);
2594         }
2595         else
2596         {
2597                 // queue the polygon as 3D for sorted transparent rendering later
2598                 int i;
2599                 if (polys->max_triangles < polys->num_triangles + polys->begin_vertices-2)
2600                 {
2601                         polys->max_triangles *= 2;
2602                         VM_ResizePolygons(polys);
2603                 }
2604                 if (polys->num_vertices + polys->begin_vertices <= polys->max_vertices)
2605                 {
2606                         // needle in a haystack!
2607                         // polys->num_vertices was used for copying where we actually want to copy begin_vertices
2608                         // that also caused it to not render the first polygon that is added
2609                         // --blub
2610                         memcpy(polys->data_vertex3f + polys->num_vertices * 3, polys->begin_vertex[0], polys->begin_vertices * sizeof(float[3]));
2611                         memcpy(polys->data_color4f + polys->num_vertices * 4, polys->begin_color[0], polys->begin_vertices * sizeof(float[4]));
2612                         memcpy(polys->data_texcoord2f + polys->num_vertices * 2, polys->begin_texcoord[0], polys->begin_vertices * sizeof(float[2]));
2613                         for (i = 0;i < polys->begin_vertices-2;i++)
2614                         {
2615                                 polys->data_triangles[polys->num_triangles].texture = polys->begin_texture;
2616                                 polys->data_triangles[polys->num_triangles].drawflag = polys->begin_drawflag;
2617                                 polys->data_triangles[polys->num_triangles].elements[0] = polys->num_vertices;
2618                                 polys->data_triangles[polys->num_triangles].elements[1] = polys->num_vertices + i+1;
2619                                 polys->data_triangles[polys->num_triangles].elements[2] = polys->num_vertices + i+2;
2620                                 polys->num_triangles++;
2621                         }
2622                         polys->num_vertices += polys->begin_vertices;
2623                 }
2624         }
2625         polys->begin_active = false;
2626 }
2627
2628 // TODO: move this into the client code and clean-up everything else, too! [1/6/2008 Black]
2629 // LordHavoc: agreed, this is a mess
2630 void VM_CL_AddPolygonsToMeshQueue (void)
2631 {
2632         int i;
2633         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
2634         vec3_t center;
2635
2636         // only add polygons of the currently active prog to the queue - if there is none, we're done
2637         if( !prog )
2638                 return;
2639
2640         if (!polys->num_triangles)
2641                 return;
2642
2643         for (i = 0;i < polys->num_triangles;i++)
2644         {
2645                 VectorMAMAM(1.0f / 3.0f, polys->data_vertex3f + 3*polys->data_triangles[i].elements[0], 1.0f / 3.0f, polys->data_vertex3f + 3*polys->data_triangles[i].elements[1], 1.0f / 3.0f, polys->data_vertex3f + 3*polys->data_triangles[i].elements[2], center);
2646                 R_MeshQueue_AddTransparent(center, VM_DrawPolygonCallback, NULL, i, NULL);
2647         }
2648
2649         /*polys->num_triangles = 0; // now done after rendering the scene,
2650           polys->num_vertices = 0;  // otherwise it's not rendered at all and prints an error message --blub */
2651 }
2652
2653 //void(string texturename, float flag) R_BeginPolygon
2654 void VM_CL_R_PolygonBegin (void)
2655 {
2656         const char              *picname;
2657         skinframe_t     *sf;
2658         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
2659         int tf;
2660
2661         // TODO instead of using skinframes here (which provides the benefit of
2662         // better management of flags, and is more suited for 3D rendering), what
2663         // about supporting Q3 shaders?
2664
2665         VM_SAFEPARMCOUNT(2, VM_CL_R_PolygonBegin);
2666
2667         if (!polys->initialized)
2668                 VM_InitPolygons(polys);
2669         if(polys->progstarttime != prog->starttime)
2670         {
2671                 // from another progs? then reset the polys first (fixes crashes on map change, because that can make skinframe textures invalid)
2672                 polys->num_vertices = polys->num_triangles = 0;
2673                 polys->progstarttime = prog->starttime;
2674         }
2675         if (polys->begin_active)
2676         {
2677                 VM_Warning("VM_CL_R_PolygonBegin: called twice without VM_CL_R_PolygonBegin after first\n");
2678                 return;
2679         }
2680         picname = PRVM_G_STRING(OFS_PARM0);
2681
2682         sf = NULL;
2683         if(*picname)
2684         {
2685                 tf = TEXF_ALPHA;
2686                 if((int)PRVM_G_FLOAT(OFS_PARM1) & DRAWFLAG_MIPMAP)
2687                         tf |= TEXF_MIPMAP;
2688
2689                 do
2690                 {
2691                         sf = R_SkinFrame_FindNextByName(sf, picname);
2692                 }
2693                 while(sf && sf->textureflags != tf);
2694
2695                 if(!sf || !sf->base)
2696                         sf = R_SkinFrame_LoadExternal(picname, tf, true);
2697
2698                 if(sf)
2699                         R_SkinFrame_MarkUsed(sf);
2700         }
2701
2702         polys->begin_texture = (sf && sf->base) ? sf->base : r_texture_white;
2703         polys->begin_drawflag = (int)PRVM_G_FLOAT(OFS_PARM1) & DRAWFLAG_MASK;
2704         polys->begin_vertices = 0;
2705         polys->begin_active = true;
2706 }
2707
2708 //void(vector org, vector texcoords, vector rgb, float alpha) R_PolygonVertex
2709 void VM_CL_R_PolygonVertex (void)
2710 {
2711         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
2712
2713         VM_SAFEPARMCOUNT(4, VM_CL_R_PolygonVertex);
2714
2715         if (!polys->begin_active)
2716         {
2717                 VM_Warning("VM_CL_R_PolygonVertex: VM_CL_R_PolygonBegin wasn't called\n");
2718                 return;
2719         }
2720
2721         if (polys->begin_vertices >= VMPOLYGONS_MAXPOINTS)
2722         {
2723                 VM_Warning("VM_CL_R_PolygonVertex: may have %i vertices max\n", VMPOLYGONS_MAXPOINTS);
2724                 return;
2725         }
2726
2727         polys->begin_vertex[polys->begin_vertices][0] = PRVM_G_VECTOR(OFS_PARM0)[0];
2728         polys->begin_vertex[polys->begin_vertices][1] = PRVM_G_VECTOR(OFS_PARM0)[1];
2729         polys->begin_vertex[polys->begin_vertices][2] = PRVM_G_VECTOR(OFS_PARM0)[2];
2730         polys->begin_texcoord[polys->begin_vertices][0] = PRVM_G_VECTOR(OFS_PARM1)[0];
2731         polys->begin_texcoord[polys->begin_vertices][1] = PRVM_G_VECTOR(OFS_PARM1)[1];
2732         polys->begin_color[polys->begin_vertices][0] = PRVM_G_VECTOR(OFS_PARM2)[0];
2733         polys->begin_color[polys->begin_vertices][1] = PRVM_G_VECTOR(OFS_PARM2)[1];
2734         polys->begin_color[polys->begin_vertices][2] = PRVM_G_VECTOR(OFS_PARM2)[2];
2735         polys->begin_color[polys->begin_vertices][3] = PRVM_G_FLOAT(OFS_PARM3);
2736         polys->begin_vertices++;
2737 }
2738
2739 //void() R_EndPolygon
2740 void VM_CL_R_PolygonEnd (void)
2741 {
2742         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
2743
2744         VM_SAFEPARMCOUNT(0, VM_CL_R_PolygonEnd);
2745         if (!polys->begin_active)
2746         {
2747                 VM_Warning("VM_CL_R_PolygonEnd: VM_CL_R_PolygonBegin wasn't called\n");
2748                 return;
2749         }
2750         polys->begin_active = false;
2751         if (polys->begin_vertices >= 3)
2752                 VMPolygons_Store(polys);
2753         else
2754                 VM_Warning("VM_CL_R_PolygonEnd: %i vertices isn't a good choice\n", polys->begin_vertices);
2755 }
2756
2757 static vmpolygons_t debugPolys;
2758
2759 void Debug_PolygonBegin(const char *picname, int drawflag)
2760 {
2761         if(!debugPolys.initialized)
2762                 VM_InitPolygons(&debugPolys);
2763         if(debugPolys.begin_active)
2764         {
2765                 Con_Printf("Debug_PolygonBegin: called twice without Debug_PolygonEnd after first\n");
2766                 return;
2767         }
2768         debugPolys.begin_texture = picname[0] ? Draw_CachePic (picname)->tex : r_texture_white;
2769         debugPolys.begin_drawflag = drawflag;
2770         debugPolys.begin_vertices = 0;
2771         debugPolys.begin_active = true;
2772 }
2773
2774 void Debug_PolygonVertex(float x, float y, float z, float s, float t, float r, float g, float b, float a)
2775 {
2776         if(!debugPolys.begin_active)
2777         {
2778                 Con_Printf("Debug_PolygonVertex: Debug_PolygonBegin wasn't called\n");
2779                 return;
2780         }
2781
2782         if(debugPolys.begin_vertices > VMPOLYGONS_MAXPOINTS)
2783         {
2784                 Con_Printf("Debug_PolygonVertex: may have %i vertices max\n", VMPOLYGONS_MAXPOINTS);
2785                 return;
2786         }
2787
2788         debugPolys.begin_vertex[debugPolys.begin_vertices][0] = x;
2789         debugPolys.begin_vertex[debugPolys.begin_vertices][1] = y;
2790         debugPolys.begin_vertex[debugPolys.begin_vertices][2] = z;
2791         debugPolys.begin_texcoord[debugPolys.begin_vertices][0] = s;
2792         debugPolys.begin_texcoord[debugPolys.begin_vertices][1] = t;
2793         debugPolys.begin_color[debugPolys.begin_vertices][0] = r;
2794         debugPolys.begin_color[debugPolys.begin_vertices][1] = g;
2795         debugPolys.begin_color[debugPolys.begin_vertices][2] = b;
2796         debugPolys.begin_color[debugPolys.begin_vertices][3] = a;
2797         debugPolys.begin_vertices++;
2798 }
2799
2800 void Debug_PolygonEnd(void)
2801 {
2802         if (!debugPolys.begin_active)
2803         {
2804                 Con_Printf("Debug_PolygonEnd: Debug_PolygonBegin wasn't called\n");
2805                 return;
2806         }
2807         debugPolys.begin_active = false;
2808         if (debugPolys.begin_vertices >= 3)
2809                 VMPolygons_Store(&debugPolys);
2810         else
2811                 Con_Printf("Debug_PolygonEnd: %i vertices isn't a good choice\n", debugPolys.begin_vertices);
2812 }
2813
2814 /*
2815 =============
2816 CL_CheckBottom
2817
2818 Returns false if any part of the bottom of the entity is off an edge that
2819 is not a staircase.
2820
2821 =============
2822 */
2823 qboolean CL_CheckBottom (prvm_edict_t *ent)
2824 {
2825         vec3_t  mins, maxs, start, stop;
2826         trace_t trace;
2827         int             x, y;
2828         float   mid, bottom;
2829
2830         VectorAdd (ent->fields.client->origin, ent->fields.client->mins, mins);
2831         VectorAdd (ent->fields.client->origin, ent->fields.client->maxs, maxs);
2832
2833 // if all of the points under the corners are solid world, don't bother
2834 // with the tougher checks
2835 // the corners must be within 16 of the midpoint
2836         start[2] = mins[2] - 1;
2837         for     (x=0 ; x<=1 ; x++)
2838                 for     (y=0 ; y<=1 ; y++)
2839                 {
2840                         start[0] = x ? maxs[0] : mins[0];
2841                         start[1] = y ? maxs[1] : mins[1];
2842                         if (!(CL_PointSuperContents(start) & (SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY)))
2843                                 goto realcheck;
2844                 }
2845
2846         return true;            // we got out easy
2847
2848 realcheck:
2849 //
2850 // check it for real...
2851 //
2852         start[2] = mins[2];
2853
2854 // the midpoint must be within 16 of the bottom
2855         start[0] = stop[0] = (mins[0] + maxs[0])*0.5;
2856         start[1] = stop[1] = (mins[1] + maxs[1])*0.5;
2857         stop[2] = start[2] - 2*sv_stepheight.value;
2858         trace = CL_Move (start, vec3_origin, vec3_origin, stop, MOVE_NOMONSTERS, ent, CL_GenericHitSuperContentsMask(ent), true, false, NULL, true);
2859
2860         if (trace.fraction == 1.0)
2861                 return false;
2862         mid = bottom = trace.endpos[2];
2863
2864 // the corners must be within 16 of the midpoint
2865         for     (x=0 ; x<=1 ; x++)
2866                 for     (y=0 ; y<=1 ; y++)
2867                 {
2868                         start[0] = stop[0] = x ? maxs[0] : mins[0];
2869                         start[1] = stop[1] = y ? maxs[1] : mins[1];
2870
2871                         trace = CL_Move (start, vec3_origin, vec3_origin, stop, MOVE_NOMONSTERS, ent, CL_GenericHitSuperContentsMask(ent), true, false, NULL, true);
2872
2873                         if (trace.fraction != 1.0 && trace.endpos[2] > bottom)
2874                                 bottom = trace.endpos[2];
2875                         if (trace.fraction == 1.0 || mid - trace.endpos[2] > sv_stepheight.value)
2876                                 return false;
2877                 }
2878
2879         return true;
2880 }
2881
2882 /*
2883 =============
2884 CL_movestep
2885
2886 Called by monster program code.
2887 The move will be adjusted for slopes and stairs, but if the move isn't
2888 possible, no move is done and false is returned
2889 =============
2890 */
2891 qboolean CL_movestep (prvm_edict_t *ent, vec3_t move, qboolean relink, qboolean noenemy, qboolean settrace)
2892 {
2893         float           dz;
2894         vec3_t          oldorg, neworg, end, traceendpos;
2895         trace_t         trace;
2896         int                     i, svent;
2897         prvm_edict_t            *enemy;
2898         prvm_eval_t     *val;
2899
2900 // try the move
2901         VectorCopy (ent->fields.client->origin, oldorg);
2902         VectorAdd (ent->fields.client->origin, move, neworg);
2903
2904 // flying monsters don't step up
2905         if ( (int)ent->fields.client->flags & (FL_SWIM | FL_FLY) )
2906         {
2907         // try one move with vertical motion, then one without
2908                 for (i=0 ; i<2 ; i++)
2909                 {
2910                         VectorAdd (ent->fields.client->origin, move, neworg);
2911                         enemy = PRVM_PROG_TO_EDICT(ent->fields.client->enemy);
2912                         if (i == 0 && enemy != prog->edicts)
2913                         {
2914                                 dz = ent->fields.client->origin[2] - PRVM_PROG_TO_EDICT(ent->fields.client->enemy)->fields.client->origin[2];
2915                                 if (dz > 40)
2916                                         neworg[2] -= 8;
2917                                 if (dz < 30)
2918                                         neworg[2] += 8;
2919                         }
2920                         trace = CL_Move (ent->fields.client->origin, ent->fields.client->mins, ent->fields.client->maxs, neworg, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, &svent, true);
2921                         if (settrace)
2922                                 CL_VM_SetTraceGlobals(&trace, svent);
2923
2924                         if (trace.fraction == 1)
2925                         {
2926                                 VectorCopy(trace.endpos, traceendpos);
2927                                 if (((int)ent->fields.client->flags & FL_SWIM) && !(CL_PointSuperContents(traceendpos) & SUPERCONTENTS_LIQUIDSMASK))
2928                                         return false;   // swim monster left water
2929
2930                                 VectorCopy (traceendpos, ent->fields.client->origin);
2931                                 if (relink)
2932                                         CL_LinkEdict(ent);
2933                                 return true;
2934                         }
2935
2936                         if (enemy == prog->edicts)
2937                                 break;
2938                 }
2939
2940                 return false;
2941         }
2942
2943 // push down from a step height above the wished position
2944         neworg[2] += sv_stepheight.value;
2945         VectorCopy (neworg, end);
2946         end[2] -= sv_stepheight.value*2;
2947
2948         trace = CL_Move (neworg, ent->fields.client->mins, ent->fields.client->maxs, end, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, &svent, true);
2949         if (settrace)
2950                 CL_VM_SetTraceGlobals(&trace, svent);
2951
2952         if (trace.startsolid)
2953         {
2954                 neworg[2] -= sv_stepheight.value;
2955                 trace = CL_Move (neworg, ent->fields.client->mins, ent->fields.client->maxs, end, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, &svent, true);
2956                 if (settrace)
2957                         CL_VM_SetTraceGlobals(&trace, svent);
2958                 if (trace.startsolid)
2959                         return false;
2960         }
2961         if (trace.fraction == 1)
2962         {
2963         // if monster had the ground pulled out, go ahead and fall
2964                 if ( (int)ent->fields.client->flags & FL_PARTIALGROUND )
2965                 {
2966                         VectorAdd (ent->fields.client->origin, move, ent->fields.client->origin);
2967                         if (relink)
2968                                 CL_LinkEdict(ent);
2969                         ent->fields.client->flags = (int)ent->fields.client->flags & ~FL_ONGROUND;
2970                         return true;
2971                 }
2972
2973                 return false;           // walked off an edge
2974         }
2975
2976 // check point traces down for dangling corners
2977         VectorCopy (trace.endpos, ent->fields.client->origin);
2978
2979         if (!CL_CheckBottom (ent))
2980         {
2981                 if ( (int)ent->fields.client->flags & FL_PARTIALGROUND )
2982                 {       // entity had floor mostly pulled out from underneath it
2983                         // and is trying to correct
2984                         if (relink)
2985                                 CL_LinkEdict(ent);
2986                         return true;
2987                 }
2988                 VectorCopy (oldorg, ent->fields.client->origin);
2989                 return false;
2990         }
2991
2992         if ( (int)ent->fields.client->flags & FL_PARTIALGROUND )
2993                 ent->fields.client->flags = (int)ent->fields.client->flags & ~FL_PARTIALGROUND;
2994
2995         if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.groundentity)))
2996                 val->edict = PRVM_EDICT_TO_PROG(trace.ent);
2997
2998 // the move is ok
2999         if (relink)
3000                 CL_LinkEdict(ent);
3001         return true;
3002 }
3003
3004 /*
3005 ===============
3006 VM_CL_walkmove
3007
3008 float(float yaw, float dist[, settrace]) walkmove
3009 ===============
3010 */
3011 static void VM_CL_walkmove (void)
3012 {
3013         prvm_edict_t    *ent;
3014         float   yaw, dist;
3015         vec3_t  move;
3016         mfunction_t     *oldf;
3017         int     oldself;
3018         qboolean        settrace;
3019
3020         VM_SAFEPARMCOUNTRANGE(2, 3, VM_CL_walkmove);
3021
3022         // assume failure if it returns early
3023         PRVM_G_FLOAT(OFS_RETURN) = 0;
3024
3025         ent = PRVM_PROG_TO_EDICT(prog->globals.client->self);
3026         if (ent == prog->edicts)
3027         {
3028                 VM_Warning("walkmove: can not modify world entity\n");
3029                 return;
3030         }
3031         if (ent->priv.server->free)
3032         {
3033                 VM_Warning("walkmove: can not modify free entity\n");
3034                 return;
3035         }
3036         yaw = PRVM_G_FLOAT(OFS_PARM0);
3037         dist = PRVM_G_FLOAT(OFS_PARM1);
3038         settrace = prog->argc >= 3 && PRVM_G_FLOAT(OFS_PARM2);
3039
3040         if ( !( (int)ent->fields.client->flags & (FL_ONGROUND|FL_FLY|FL_SWIM) ) )
3041                 return;
3042
3043         yaw = yaw*M_PI*2 / 360;
3044
3045         move[0] = cos(yaw)*dist;
3046         move[1] = sin(yaw)*dist;
3047         move[2] = 0;
3048
3049 // save program state, because CL_movestep may call other progs
3050         oldf = prog->xfunction;
3051         oldself = prog->globals.client->self;
3052
3053         PRVM_G_FLOAT(OFS_RETURN) = CL_movestep(ent, move, true, false, settrace);
3054
3055
3056 // restore program state
3057         prog->xfunction = oldf;
3058         prog->globals.client->self = oldself;
3059 }
3060
3061 /*
3062 ===============
3063 VM_CL_serverkey
3064
3065 string(string key) serverkey
3066 ===============
3067 */
3068 void VM_CL_serverkey(void)
3069 {
3070         char string[VM_STRINGTEMP_LENGTH];
3071         VM_SAFEPARMCOUNT(1, VM_CL_serverkey);
3072         InfoString_GetValue(cl.qw_serverinfo, PRVM_G_STRING(OFS_PARM0), string, sizeof(string));
3073         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(string);
3074 }
3075
3076 //============================================================================
3077
3078 // To create a almost working builtin file from this replace:
3079 // "^NULL.*" with ""
3080 // "^{.*//.*}:Wh\(.*\)" with "\1"
3081 // "\:" with "//"
3082 // "^.*//:Wh{\#:d*}:Wh{.*}" with "\2 = \1;"
3083 // "\n\n+" with "\n\n"
3084
3085 prvm_builtin_t vm_cl_builtins[] = {
3086 NULL,                                                   // #0 NULL function (not callable) (QUAKE)
3087 VM_CL_makevectors,                              // #1 void(vector ang) makevectors (QUAKE)
3088 VM_CL_setorigin,                                // #2 void(entity e, vector o) setorigin (QUAKE)
3089 VM_CL_setmodel,                                 // #3 void(entity e, string m) setmodel (QUAKE)
3090 VM_CL_setsize,                                  // #4 void(entity e, vector min, vector max) setsize (QUAKE)
3091 NULL,                                                   // #5 void(entity e, vector min, vector max) setabssize (QUAKE)
3092 VM_break,                                               // #6 void() break (QUAKE)
3093 VM_random,                                              // #7 float() random (QUAKE)
3094 VM_CL_sound,                                    // #8 void(entity e, float chan, string samp) sound (QUAKE)
3095 VM_normalize,                                   // #9 vector(vector v) normalize (QUAKE)
3096 VM_error,                                               // #10 void(string e) error (QUAKE)
3097 VM_objerror,                                    // #11 void(string e) objerror (QUAKE)
3098 VM_vlen,                                                // #12 float(vector v) vlen (QUAKE)
3099 VM_vectoyaw,                                    // #13 float(vector v) vectoyaw (QUAKE)
3100 VM_CL_spawn,                                    // #14 entity() spawn (QUAKE)
3101 VM_remove,                                              // #15 void(entity e) remove (QUAKE)
3102 VM_CL_traceline,                                // #16 float(vector v1, vector v2, float tryents, entity ignoreentity) traceline (QUAKE)
3103 NULL,                                                   // #17 entity() checkclient (QUAKE)
3104 VM_find,                                                // #18 entity(entity start, .string fld, string match) find (QUAKE)
3105 VM_precache_sound,                              // #19 void(string s) precache_sound (QUAKE)
3106 VM_CL_precache_model,                   // #20 void(string s) precache_model (QUAKE)
3107 NULL,                                                   // #21 void(entity client, string s, ...) stuffcmd (QUAKE)
3108 VM_CL_findradius,                               // #22 entity(vector org, float rad) findradius (QUAKE)
3109 NULL,                                                   // #23 void(string s, ...) bprint (QUAKE)
3110 NULL,                                                   // #24 void(entity client, string s, ...) sprint (QUAKE)
3111 VM_dprint,                                              // #25 void(string s, ...) dprint (QUAKE)
3112 VM_ftos,                                                // #26 string(float f) ftos (QUAKE)
3113 VM_vtos,                                                // #27 string(vector v) vtos (QUAKE)
3114 VM_coredump,                                    // #28 void() coredump (QUAKE)
3115 VM_traceon,                                             // #29 void() traceon (QUAKE)
3116 VM_traceoff,                                    // #30 void() traceoff (QUAKE)
3117 VM_eprint,                                              // #31 void(entity e) eprint (QUAKE)
3118 VM_CL_walkmove,                                 // #32 float(float yaw, float dist[, float settrace]) walkmove (QUAKE)
3119 NULL,                                                   // #33 (QUAKE)
3120 VM_CL_droptofloor,                              // #34 float() droptofloor (QUAKE)
3121 VM_CL_lightstyle,                               // #35 void(float style, string value) lightstyle (QUAKE)
3122 VM_rint,                                                // #36 float(float v) rint (QUAKE)
3123 VM_floor,                                               // #37 float(float v) floor (QUAKE)
3124 VM_ceil,                                                // #38 float(float v) ceil (QUAKE)
3125 NULL,                                                   // #39 (QUAKE)
3126 VM_CL_checkbottom,                              // #40 float(entity e) checkbottom (QUAKE)
3127 VM_CL_pointcontents,                    // #41 float(vector v) pointcontents (QUAKE)
3128 NULL,                                                   // #42 (QUAKE)
3129 VM_fabs,                                                // #43 float(float f) fabs (QUAKE)
3130 NULL,                                                   // #44 vector(entity e, float speed) aim (QUAKE)
3131 VM_cvar,                                                // #45 float(string s) cvar (QUAKE)
3132 VM_localcmd,                                    // #46 void(string s) localcmd (QUAKE)
3133 VM_nextent,                                             // #47 entity(entity e) nextent (QUAKE)
3134 VM_CL_particle,                                 // #48 void(vector o, vector d, float color, float count) particle (QUAKE)
3135 VM_changeyaw,                                   // #49 void() ChangeYaw (QUAKE)
3136 NULL,                                                   // #50 (QUAKE)
3137 VM_vectoangles,                                 // #51 vector(vector v) vectoangles (QUAKE)
3138 NULL,                                                   // #52 void(float to, float f) WriteByte (QUAKE)
3139 NULL,                                                   // #53 void(float to, float f) WriteChar (QUAKE)
3140 NULL,                                                   // #54 void(float to, float f) WriteShort (QUAKE)
3141 NULL,                                                   // #55 void(float to, float f) WriteLong (QUAKE)
3142 NULL,                                                   // #56 void(float to, float f) WriteCoord (QUAKE)
3143 NULL,                                                   // #57 void(float to, float f) WriteAngle (QUAKE)
3144 NULL,                                                   // #58 void(float to, string s) WriteString (QUAKE)
3145 NULL,                                                   // #59 (QUAKE)
3146 VM_sin,                                                 // #60 float(float f) sin (DP_QC_SINCOSSQRTPOW)
3147 VM_cos,                                                 // #61 float(float f) cos (DP_QC_SINCOSSQRTPOW)
3148 VM_sqrt,                                                // #62 float(float f) sqrt (DP_QC_SINCOSSQRTPOW)
3149 VM_changepitch,                                 // #63 void(entity ent) changepitch (DP_QC_CHANGEPITCH)
3150 VM_CL_tracetoss,                                // #64 void(entity e, entity ignore) tracetoss (DP_QC_TRACETOSS)
3151 VM_etos,                                                // #65 string(entity ent) etos (DP_QC_ETOS)
3152 NULL,                                                   // #66 (QUAKE)
3153 NULL,                                                   // #67 void(float step) movetogoal (QUAKE)
3154 VM_precache_file,                               // #68 string(string s) precache_file (QUAKE)
3155 VM_CL_makestatic,                               // #69 void(entity e) makestatic (QUAKE)
3156 NULL,                                                   // #70 void(string s) changelevel (QUAKE)
3157 NULL,                                                   // #71 (QUAKE)
3158 VM_cvar_set,                                    // #72 void(string var, string val) cvar_set (QUAKE)
3159 NULL,                                                   // #73 void(entity client, strings) centerprint (QUAKE)
3160 VM_CL_ambientsound,                             // #74 void(vector pos, string samp, float vol, float atten) ambientsound (QUAKE)
3161 VM_CL_precache_model,                   // #75 string(string s) precache_model2 (QUAKE)
3162 VM_precache_sound,                              // #76 string(string s) precache_sound2 (QUAKE)
3163 VM_precache_file,                               // #77 string(string s) precache_file2 (QUAKE)
3164 NULL,                                                   // #78 void(entity e) setspawnparms (QUAKE)
3165 NULL,                                                   // #79 void(entity killer, entity killee) logfrag (QUAKEWORLD)
3166 NULL,                                                   // #80 string(entity e, string keyname) infokey (QUAKEWORLD)
3167 VM_stof,                                                // #81 float(string s) stof (FRIK_FILE)
3168 NULL,                                                   // #82 void(vector where, float set) multicast (QUAKEWORLD)
3169 NULL,                                                   // #83 (QUAKE)
3170 NULL,                                                   // #84 (QUAKE)
3171 NULL,                                                   // #85 (QUAKE)
3172 NULL,                                                   // #86 (QUAKE)
3173 NULL,                                                   // #87 (QUAKE)
3174 NULL,                                                   // #88 (QUAKE)
3175 NULL,                                                   // #89 (QUAKE)
3176 VM_CL_tracebox,                                 // #90 void(vector v1, vector min, vector max, vector v2, float nomonsters, entity forent) tracebox (DP_QC_TRACEBOX)
3177 VM_randomvec,                                   // #91 vector() randomvec (DP_QC_RANDOMVEC)
3178 VM_CL_getlight,                                 // #92 vector(vector org) getlight (DP_QC_GETLIGHT)
3179 VM_registercvar,                                // #93 float(string name, string value) registercvar (DP_REGISTERCVAR)
3180 VM_min,                                                 // #94 float(float a, floats) min (DP_QC_MINMAXBOUND)
3181 VM_max,                                                 // #95 float(float a, floats) max (DP_QC_MINMAXBOUND)
3182 VM_bound,                                               // #96 float(float minimum, float val, float maximum) bound (DP_QC_MINMAXBOUND)
3183 VM_pow,                                                 // #97 float(float f, float f) pow (DP_QC_SINCOSSQRTPOW)
3184 VM_findfloat,                                   // #98 entity(entity start, .float fld, float match) findfloat (DP_QC_FINDFLOAT)
3185 VM_checkextension,                              // #99 float(string s) checkextension (the basis of the extension system)
3186 // FrikaC and Telejano range #100-#199
3187 NULL,                                                   // #100
3188 NULL,                                                   // #101
3189 NULL,                                                   // #102
3190 NULL,                                                   // #103
3191 NULL,                                                   // #104
3192 NULL,                                                   // #105
3193 NULL,                                                   // #106
3194 NULL,                                                   // #107
3195 NULL,                                                   // #108
3196 NULL,                                                   // #109
3197 VM_fopen,                                               // #110 float(string filename, float mode) fopen (FRIK_FILE)
3198 VM_fclose,                                              // #111 void(float fhandle) fclose (FRIK_FILE)
3199 VM_fgets,                                               // #112 string(float fhandle) fgets (FRIK_FILE)
3200 VM_fputs,                                               // #113 void(float fhandle, string s) fputs (FRIK_FILE)
3201 VM_strlen,                                              // #114 float(string s) strlen (FRIK_FILE)
3202 VM_strcat,                                              // #115 string(string s1, string s2, ...) strcat (FRIK_FILE)
3203 VM_substring,                                   // #116 string(string s, float start, float length) substring (FRIK_FILE)
3204 VM_stov,                                                // #117 vector(string) stov (FRIK_FILE)
3205 VM_strzone,                                             // #118 string(string s) strzone (FRIK_FILE)
3206 VM_strunzone,                                   // #119 void(string s) strunzone (FRIK_FILE)
3207 NULL,                                                   // #120
3208 NULL,                                                   // #121
3209 NULL,                                                   // #122
3210 NULL,                                                   // #123
3211 NULL,                                                   // #124
3212 NULL,                                                   // #125
3213 NULL,                                                   // #126
3214 NULL,                                                   // #127
3215 NULL,                                                   // #128
3216 NULL,                                                   // #129
3217 NULL,                                                   // #130
3218 NULL,                                                   // #131
3219 NULL,                                                   // #132
3220 NULL,                                                   // #133
3221 NULL,                                                   // #134
3222 NULL,                                                   // #135
3223 NULL,                                                   // #136
3224 NULL,                                                   // #137
3225 NULL,                                                   // #138
3226 NULL,                                                   // #139
3227 NULL,                                                   // #140
3228 NULL,                                                   // #141
3229 NULL,                                                   // #142
3230 NULL,                                                   // #143
3231 NULL,                                                   // #144
3232 NULL,                                                   // #145
3233 NULL,                                                   // #146
3234 NULL,                                                   // #147
3235 NULL,                                                   // #148
3236 NULL,                                                   // #149
3237 NULL,                                                   // #150
3238 NULL,                                                   // #151
3239 NULL,                                                   // #152
3240 NULL,                                                   // #153
3241 NULL,                                                   // #154
3242 NULL,                                                   // #155
3243 NULL,                                                   // #156
3244 NULL,                                                   // #157
3245 NULL,                                                   // #158
3246 NULL,                                                   // #159
3247 NULL,                                                   // #160
3248 NULL,                                                   // #161
3249 NULL,                                                   // #162
3250 NULL,                                                   // #163
3251 NULL,                                                   // #164
3252 NULL,                                                   // #165
3253 NULL,                                                   // #166
3254 NULL,                                                   // #167
3255 NULL,                                                   // #168
3256 NULL,                                                   // #169
3257 NULL,                                                   // #170
3258 NULL,                                                   // #171
3259 NULL,                                                   // #172
3260 NULL,                                                   // #173
3261 NULL,                                                   // #174
3262 NULL,                                                   // #175
3263 NULL,                                                   // #176
3264 NULL,                                                   // #177
3265 NULL,                                                   // #178
3266 NULL,                                                   // #179
3267 NULL,                                                   // #180
3268 NULL,                                                   // #181
3269 NULL,                                                   // #182
3270 NULL,                                                   // #183
3271 NULL,                                                   // #184
3272 NULL,                                                   // #185
3273 NULL,                                                   // #186
3274 NULL,                                                   // #187
3275 NULL,                                                   // #188
3276 NULL,                                                   // #189
3277 NULL,                                                   // #190
3278 NULL,                                                   // #191
3279 NULL,                                                   // #192
3280 NULL,                                                   // #193
3281 NULL,                                                   // #194
3282 NULL,                                                   // #195
3283 NULL,                                                   // #196
3284 NULL,                                                   // #197
3285 NULL,                                                   // #198
3286 NULL,                                                   // #199
3287 // FTEQW range #200-#299
3288 NULL,                                                   // #200
3289 NULL,                                                   // #201
3290 NULL,                                                   // #202
3291 NULL,                                                   // #203
3292 NULL,                                                   // #204
3293 NULL,                                                   // #205
3294 NULL,                                                   // #206
3295 NULL,                                                   // #207
3296 NULL,                                                   // #208
3297 NULL,                                                   // #209
3298 NULL,                                                   // #210
3299 NULL,                                                   // #211
3300 NULL,                                                   // #212
3301 NULL,                                                   // #213
3302 NULL,                                                   // #214
3303 NULL,                                                   // #215
3304 NULL,                                                   // #216
3305 NULL,                                                   // #217
3306 VM_bitshift,                                    // #218 float(float number, float quantity) bitshift (EXT_BITSHIFT)
3307 NULL,                                                   // #219
3308 NULL,                                                   // #220
3309 VM_strstrofs,                                   // #221 float(string str, string sub[, float startpos]) strstrofs (FTE_STRINGS)
3310 VM_str2chr,                                             // #222 float(string str, float ofs) str2chr (FTE_STRINGS)
3311 VM_chr2str,                                             // #223 string(float c, ...) chr2str (FTE_STRINGS)
3312 VM_strconv,                                             // #224 string(float ccase, float calpha, float cnum, string s, ...) strconv (FTE_STRINGS)
3313 VM_strpad,                                              // #225 string(float chars, string s, ...) strpad (FTE_STRINGS)
3314 VM_infoadd,                                             // #226 string(string info, string key, string value, ...) infoadd (FTE_STRINGS)
3315 VM_infoget,                                             // #227 string(string info, string key) infoget (FTE_STRINGS)
3316 VM_strncmp,                                             // #228 float(string s1, string s2, float len) strncmp (FTE_STRINGS)
3317 VM_strncasecmp,                                 // #229 float(string s1, string s2) strcasecmp (FTE_STRINGS)
3318 VM_strncasecmp,                                 // #230 float(string s1, string s2, float len) strncasecmp (FTE_STRINGS)
3319 NULL,                                                   // #231
3320 NULL,                                                   // #232 void(float index, float type, .void field) SV_AddStat (EXT_CSQC)
3321 NULL,                                                   // #233
3322 NULL,                                                   // #234
3323 NULL,                                                   // #235
3324 NULL,                                                   // #236
3325 NULL,                                                   // #237
3326 NULL,                                                   // #238
3327 NULL,                                                   // #239
3328 NULL,                                                   // #240
3329 NULL,                                                   // #241
3330 NULL,                                                   // #242
3331 NULL,                                                   // #243
3332 NULL,                                                   // #244
3333 NULL,                                                   // #245
3334 NULL,                                                   // #246
3335 NULL,                                                   // #247
3336 NULL,                                                   // #248
3337 NULL,                                                   // #249
3338 NULL,                                                   // #250
3339 NULL,                                                   // #251
3340 NULL,                                                   // #252
3341 NULL,                                                   // #253
3342 NULL,                                                   // #254
3343 NULL,                                                   // #255
3344 NULL,                                                   // #256
3345 NULL,                                                   // #257
3346 NULL,                                                   // #258
3347 NULL,                                                   // #259
3348 NULL,                                                   // #260
3349 NULL,                                                   // #261
3350 NULL,                                                   // #262
3351 NULL,                                                   // #263
3352 NULL,                                                   // #264
3353 NULL,                                                   // #265
3354 NULL,                                                   // #266
3355 NULL,                                                   // #267
3356 NULL,                                                   // #268
3357 NULL,                                                   // #269
3358 NULL,                                                   // #270
3359 NULL,                                                   // #271
3360 NULL,                                                   // #272
3361 NULL,                                                   // #273
3362 NULL,                                                   // #274
3363 NULL,                                                   // #275
3364 NULL,                                                   // #276
3365 NULL,                                                   // #277
3366 NULL,                                                   // #278
3367 NULL,                                                   // #279
3368 NULL,                                                   // #280
3369 NULL,                                                   // #281
3370 NULL,                                                   // #282
3371 NULL,                                                   // #283
3372 NULL,                                                   // #284
3373 NULL,                                                   // #285
3374 NULL,                                                   // #286
3375 NULL,                                                   // #287
3376 NULL,                                                   // #288
3377 NULL,                                                   // #289
3378 NULL,                                                   // #290
3379 NULL,                                                   // #291
3380 NULL,                                                   // #292
3381 NULL,                                                   // #293
3382 NULL,                                                   // #294
3383 NULL,                                                   // #295
3384 NULL,                                                   // #296
3385 NULL,                                                   // #297
3386 NULL,                                                   // #298
3387 NULL,                                                   // #299
3388 // CSQC range #300-#399
3389 VM_CL_R_ClearScene,                             // #300 void() clearscene (EXT_CSQC)
3390 VM_CL_R_AddEntities,                    // #301 void(float mask) addentities (EXT_CSQC)
3391 VM_CL_R_AddEntity,                              // #302 void(entity ent) addentity (EXT_CSQC)
3392 VM_CL_R_SetView,                                // #303 float(float property, ...) setproperty (EXT_CSQC)
3393 VM_CL_R_RenderScene,                    // #304 void() renderscene (EXT_CSQC)
3394 VM_CL_R_AddDynamicLight,                // #305 void(vector org, float radius, vector lightcolours) adddynamiclight (EXT_CSQC)
3395 VM_CL_R_PolygonBegin,                   // #306 void(string texturename, float flag[, float is2d, float lines]) R_BeginPolygon
3396 VM_CL_R_PolygonVertex,                  // #307 void(vector org, vector texcoords, vector rgb, float alpha) R_PolygonVertex
3397 VM_CL_R_PolygonEnd,                             // #308 void() R_EndPolygon
3398 NULL /* R_LoadWorldModel in menu VM, should stay unassigned in client*/, // #309
3399 VM_CL_unproject,                                // #310 vector (vector v) cs_unproject (EXT_CSQC)
3400 VM_CL_project,                                  // #311 vector (vector v) cs_project (EXT_CSQC)
3401 NULL,                                                   // #312
3402 NULL,                                                   // #313
3403 NULL,                                                   // #314
3404 VM_drawline,                                    // #315 void(float width, vector pos1, vector pos2, float flag) drawline (EXT_CSQC)
3405 VM_iscachedpic,                                 // #316 float(string name) iscachedpic (EXT_CSQC)
3406 VM_precache_pic,                                // #317 string(string name, float trywad) precache_pic (EXT_CSQC)
3407 VM_getimagesize,                                // #318 vector(string picname) draw_getimagesize (EXT_CSQC)
3408 VM_freepic,                                             // #319 void(string name) freepic (EXT_CSQC)
3409 VM_drawcharacter,                               // #320 float(vector position, float character, vector scale, vector rgb, float alpha, float flag) drawcharacter (EXT_CSQC)
3410 VM_drawstring,                                  // #321 float(vector position, string text, vector scale, vector rgb, float alpha, float flag) drawstring (EXT_CSQC)
3411 VM_drawpic,                                             // #322 float(vector position, string pic, vector size, vector rgb, float alpha, float flag) drawpic (EXT_CSQC)
3412 VM_drawfill,                                    // #323 float(vector position, vector size, vector rgb, float alpha, float flag) drawfill (EXT_CSQC)
3413 VM_drawsetcliparea,                             // #324 void(float x, float y, float width, float height) drawsetcliparea
3414 VM_drawresetcliparea,                   // #325 void(void) drawresetcliparea
3415 VM_drawcolorcodedstring,                // #326 float drawcolorcodedstring(vector position, string text, vector scale, vector rgb, float alpha, float flag) (EXT_CSQC)
3416 VM_stringwidth,                 // #327 // FIXME is this okay?
3417 VM_drawsubpic,                                  // #328 // FIXME is this okay?
3418 NULL,                                                   // #329
3419 VM_CL_getstatf,                                 // #330 float(float stnum) getstatf (EXT_CSQC)
3420 VM_CL_getstati,                                 // #331 float(float stnum) getstati (EXT_CSQC)
3421 VM_CL_getstats,                                 // #332 string(float firststnum) getstats (EXT_CSQC)
3422 VM_CL_setmodelindex,                    // #333 void(entity e, float mdlindex) setmodelindex (EXT_CSQC)
3423 VM_CL_modelnameforindex,                // #334 string(float mdlindex) modelnameforindex (EXT_CSQC)
3424 VM_CL_particleeffectnum,                // #335 float(string effectname) particleeffectnum (EXT_CSQC)
3425 VM_CL_trailparticles,                   // #336 void(entity ent, float effectnum, vector start, vector end) trailparticles (EXT_CSQC)
3426 VM_CL_pointparticles,                   // #337 void(float effectnum, vector origin [, vector dir, float count]) pointparticles (EXT_CSQC)
3427 VM_centerprint,                                 // #338 void(string s, ...) centerprint (EXT_CSQC)
3428 VM_print,                                               // #339 void(string s, ...) print (EXT_CSQC, DP_SV_PRINT)
3429 VM_keynumtostring,                              // #340 string(float keynum) keynumtostring (EXT_CSQC)
3430 VM_stringtokeynum,                              // #341 float(string keyname) stringtokeynum (EXT_CSQC)
3431 VM_CL_getkeybind,                               // #342 string(float keynum) getkeybind (EXT_CSQC)
3432 VM_CL_setcursormode,                    // #343 void(float usecursor) setcursormode (EXT_CSQC)
3433 VM_CL_getmousepos,                              // #344 vector() getmousepos (EXT_CSQC)
3434 VM_CL_getinputstate,                    // #345 float(float framenum) getinputstate (EXT_CSQC)
3435 VM_CL_setsensitivityscale,              // #346 void(float sens) setsensitivityscale (EXT_CSQC)
3436 VM_CL_runplayerphysics,                 // #347 void() runstandardplayerphysics (EXT_CSQC)
3437 VM_CL_getplayerkey,                             // #348 string(float playernum, string keyname) getplayerkeyvalue (EXT_CSQC)
3438 VM_CL_isdemo,                                   // #349 float() isdemo (EXT_CSQC)
3439 VM_isserver,                                    // #350 float() isserver (EXT_CSQC)
3440 VM_CL_setlistener,                              // #351 void(vector origin, vector forward, vector right, vector up) SetListener (EXT_CSQC)
3441 VM_CL_registercmd,                              // #352 void(string cmdname) registercommand (EXT_CSQC)
3442 VM_wasfreed,                                    // #353 float(entity ent) wasfreed (EXT_CSQC) (should be availabe on server too)
3443 VM_CL_serverkey,                                // #354 string(string key) serverkey (EXT_CSQC)
3444 NULL,                                                   // #355
3445 NULL,                                                   // #356
3446 NULL,                                                   // #357
3447 NULL,                                                   // #358
3448 NULL,                                                   // #359
3449 VM_CL_ReadByte,                                 // #360 float() readbyte (EXT_CSQC)
3450 VM_CL_ReadChar,                                 // #361 float() readchar (EXT_CSQC)
3451 VM_CL_ReadShort,                                // #362 float() readshort (EXT_CSQC)
3452 VM_CL_ReadLong,                                 // #363 float() readlong (EXT_CSQC)
3453 VM_CL_ReadCoord,                                // #364 float() readcoord (EXT_CSQC)
3454 VM_CL_ReadAngle,                                // #365 float() readangle (EXT_CSQC)
3455 VM_CL_ReadString,                               // #366 string() readstring (EXT_CSQC)
3456 VM_CL_ReadFloat,                                // #367 float() readfloat (EXT_CSQC)
3457 NULL,                                           // #368
3458 NULL,                                                   // #369
3459 NULL,                                                   // #370
3460 NULL,                                                   // #371
3461 NULL,                                                   // #372
3462 NULL,                                                   // #373
3463 NULL,                                                   // #374
3464 NULL,                                                   // #375
3465 NULL,                                                   // #376
3466 NULL,                                                   // #377
3467 NULL,                                                   // #378
3468 NULL,                                                   // #379
3469 NULL,                                                   // #380
3470 NULL,                                                   // #381
3471 NULL,                                                   // #382
3472 NULL,                                                   // #383
3473 NULL,                                                   // #384
3474 NULL,                                                   // #385
3475 NULL,                                                   // #386
3476 NULL,                                                   // #387
3477 NULL,                                                   // #388
3478 NULL,                                                   // #389
3479 NULL,                                                   // #390
3480 NULL,                                                   // #391
3481 NULL,                                                   // #392
3482 NULL,                                                   // #393
3483 NULL,                                                   // #394
3484 NULL,                                                   // #395
3485 NULL,                                                   // #396
3486 NULL,                                                   // #397
3487 NULL,                                                   // #398
3488 NULL,                                                   // #399
3489 // LordHavoc's range #400-#499
3490 VM_CL_copyentity,                               // #400 void(entity from, entity to) copyentity (DP_QC_COPYENTITY)
3491 NULL,                                                   // #401 void(entity ent, float colors) setcolor (DP_QC_SETCOLOR)
3492 VM_findchain,                                   // #402 entity(.string fld, string match) findchain (DP_QC_FINDCHAIN)
3493 VM_findchainfloat,                              // #403 entity(.float fld, float match) findchainfloat (DP_QC_FINDCHAINFLOAT)
3494 VM_CL_effect,                                   // #404 void(vector org, string modelname, float startframe, float endframe, float framerate) effect (DP_SV_EFFECT)
3495 VM_CL_te_blood,                                 // #405 void(vector org, vector velocity, float howmany) te_blood (DP_TE_BLOOD)
3496 VM_CL_te_bloodshower,                   // #406 void(vector mincorner, vector maxcorner, float explosionspeed, float howmany) te_bloodshower (DP_TE_BLOODSHOWER)
3497 VM_CL_te_explosionrgb,                  // #407 void(vector org, vector color) te_explosionrgb (DP_TE_EXPLOSIONRGB)
3498 VM_CL_te_particlecube,                  // #408 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color, float gravityflag, float randomveljitter) te_particlecube (DP_TE_PARTICLECUBE)
3499 VM_CL_te_particlerain,                  // #409 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color) te_particlerain (DP_TE_PARTICLERAIN)
3500 VM_CL_te_particlesnow,                  // #410 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color) te_particlesnow (DP_TE_PARTICLESNOW)
3501 VM_CL_te_spark,                                 // #411 void(vector org, vector vel, float howmany) te_spark (DP_TE_SPARK)
3502 VM_CL_te_gunshotquad,                   // #412 void(vector org) te_gunshotquad (DP_QUADEFFECTS1)
3503 VM_CL_te_spikequad,                             // #413 void(vector org) te_spikequad (DP_QUADEFFECTS1)
3504 VM_CL_te_superspikequad,                // #414 void(vector org) te_superspikequad (DP_QUADEFFECTS1)
3505 VM_CL_te_explosionquad,                 // #415 void(vector org) te_explosionquad (DP_QUADEFFECTS1)
3506 VM_CL_te_smallflash,                    // #416 void(vector org) te_smallflash (DP_TE_SMALLFLASH)
3507 VM_CL_te_customflash,                   // #417 void(vector org, float radius, float lifetime, vector color) te_customflash (DP_TE_CUSTOMFLASH)
3508 VM_CL_te_gunshot,                               // #418 void(vector org) te_gunshot (DP_TE_STANDARDEFFECTBUILTINS)
3509 VM_CL_te_spike,                                 // #419 void(vector org) te_spike (DP_TE_STANDARDEFFECTBUILTINS)
3510 VM_CL_te_superspike,                    // #420 void(vector org) te_superspike (DP_TE_STANDARDEFFECTBUILTINS)
3511 VM_CL_te_explosion,                             // #421 void(vector org) te_explosion (DP_TE_STANDARDEFFECTBUILTINS)
3512 VM_CL_te_tarexplosion,                  // #422 void(vector org) te_tarexplosion (DP_TE_STANDARDEFFECTBUILTINS)
3513 VM_CL_te_wizspike,                              // #423 void(vector org) te_wizspike (DP_TE_STANDARDEFFECTBUILTINS)
3514 VM_CL_te_knightspike,                   // #424 void(vector org) te_knightspike (DP_TE_STANDARDEFFECTBUILTINS)
3515 VM_CL_te_lavasplash,                    // #425 void(vector org) te_lavasplash (DP_TE_STANDARDEFFECTBUILTINS)
3516 VM_CL_te_teleport,                              // #426 void(vector org) te_teleport (DP_TE_STANDARDEFFECTBUILTINS)
3517 VM_CL_te_explosion2,                    // #427 void(vector org, float colorstart, float colorlength) te_explosion2 (DP_TE_STANDARDEFFECTBUILTINS)
3518 VM_CL_te_lightning1,                    // #428 void(entity own, vector start, vector end) te_lightning1 (DP_TE_STANDARDEFFECTBUILTINS)
3519 VM_CL_te_lightning2,                    // #429 void(entity own, vector start, vector end) te_lightning2 (DP_TE_STANDARDEFFECTBUILTINS)
3520 VM_CL_te_lightning3,                    // #430 void(entity own, vector start, vector end) te_lightning3 (DP_TE_STANDARDEFFECTBUILTINS)
3521 VM_CL_te_beam,                                  // #431 void(entity own, vector start, vector end) te_beam (DP_TE_STANDARDEFFECTBUILTINS)
3522 VM_vectorvectors,                               // #432 void(vector dir) vectorvectors (DP_QC_VECTORVECTORS)
3523 VM_CL_te_plasmaburn,                    // #433 void(vector org) te_plasmaburn (DP_TE_PLASMABURN)
3524 VM_CL_getsurfacenumpoints,              // #434 float(entity e, float s) getsurfacenumpoints (DP_QC_GETSURFACE)
3525 VM_CL_getsurfacepoint,                  // #435 vector(entity e, float s, float n) getsurfacepoint (DP_QC_GETSURFACE)
3526 VM_CL_getsurfacenormal,                 // #436 vector(entity e, float s) getsurfacenormal (DP_QC_GETSURFACE)
3527 VM_CL_getsurfacetexture,                // #437 string(entity e, float s) getsurfacetexture (DP_QC_GETSURFACE)
3528 VM_CL_getsurfacenearpoint,              // #438 float(entity e, vector p) getsurfacenearpoint (DP_QC_GETSURFACE)
3529 VM_CL_getsurfaceclippedpoint,   // #439 vector(entity e, float s, vector p) getsurfaceclippedpoint (DP_QC_GETSURFACE)
3530 NULL,                                                   // #440 void(entity e, string s) clientcommand (KRIMZON_SV_PARSECLIENTCOMMAND)
3531 VM_tokenize,                                    // #441 float(string s) tokenize (KRIMZON_SV_PARSECLIENTCOMMAND)
3532 VM_argv,                                                // #442 string(float n) argv (KRIMZON_SV_PARSECLIENTCOMMAND)
3533 VM_CL_setattachment,                    // #443 void(entity e, entity tagentity, string tagname) setattachment (DP_GFX_QUAKE3MODELTAGS)
3534 VM_search_begin,                                // #444 float(string pattern, float caseinsensitive, float quiet) search_begin (DP_QC_FS_SEARCH)
3535 VM_search_end,                                  // #445 void(float handle) search_end (DP_QC_FS_SEARCH)
3536 VM_search_getsize,                              // #446 float(float handle) search_getsize (DP_QC_FS_SEARCH)
3537 VM_search_getfilename,                  // #447 string(float handle, float num) search_getfilename (DP_QC_FS_SEARCH)
3538 VM_cvar_string,                                 // #448 string(string s) cvar_string (DP_QC_CVAR_STRING)
3539 VM_findflags,                                   // #449 entity(entity start, .float fld, float match) findflags (DP_QC_FINDFLAGS)
3540 VM_findchainflags,                              // #450 entity(.float fld, float match) findchainflags (DP_QC_FINDCHAINFLAGS)
3541 VM_CL_gettagindex,                              // #451 float(entity ent, string tagname) gettagindex (DP_QC_GETTAGINFO)
3542 VM_CL_gettaginfo,                               // #452 vector(entity ent, float tagindex) gettaginfo (DP_QC_GETTAGINFO)
3543 NULL,                                                   // #453 void(entity clent) dropclient (DP_SV_DROPCLIENT)
3544 NULL,                                                   // #454 entity() spawnclient (DP_SV_BOTCLIENT)
3545 NULL,                                                   // #455 float(entity clent) clienttype (DP_SV_BOTCLIENT)
3546 NULL,                                                   // #456 void(float to, string s) WriteUnterminatedString (DP_SV_WRITEUNTERMINATEDSTRING)
3547 VM_CL_te_flamejet,                              // #457 void(vector org, vector vel, float howmany) te_flamejet (DP_TE_FLAMEJET)
3548 NULL,                                                   // #458
3549 VM_ftoe,                                                // #459 entity(float num) entitybyindex (DP_QC_EDICT_NUM)
3550 VM_buf_create,                                  // #460 float() buf_create (DP_QC_STRINGBUFFERS)
3551 VM_buf_del,                                             // #461 void(float bufhandle) buf_del (DP_QC_STRINGBUFFERS)
3552 VM_buf_getsize,                                 // #462 float(float bufhandle) buf_getsize (DP_QC_STRINGBUFFERS)
3553 VM_buf_copy,                                    // #463 void(float bufhandle_from, float bufhandle_to) buf_copy (DP_QC_STRINGBUFFERS)
3554 VM_buf_sort,                                    // #464 void(float bufhandle, float sortpower, float backward) buf_sort (DP_QC_STRINGBUFFERS)
3555 VM_buf_implode,                                 // #465 string(float bufhandle, string glue) buf_implode (DP_QC_STRINGBUFFERS)
3556 VM_bufstr_get,                                  // #466 string(float bufhandle, float string_index) bufstr_get (DP_QC_STRINGBUFFERS)
3557 VM_bufstr_set,                                  // #467 void(float bufhandle, float string_index, string str) bufstr_set (DP_QC_STRINGBUFFERS)
3558 VM_bufstr_add,                                  // #468 float(float bufhandle, string str, float order) bufstr_add (DP_QC_STRINGBUFFERS)
3559 VM_bufstr_free,                                 // #469 void(float bufhandle, float string_index) bufstr_free (DP_QC_STRINGBUFFERS)
3560 NULL,                                                   // #470 void(float index, float type, .void field) SV_AddStat (EXT_CSQC)
3561 VM_asin,                                                // #471 float(float s) VM_asin (DP_QC_ASINACOSATANATAN2TAN)
3562 VM_acos,                                                // #472 float(float c) VM_acos (DP_QC_ASINACOSATANATAN2TAN)
3563 VM_atan,                                                // #473 float(float t) VM_atan (DP_QC_ASINACOSATANATAN2TAN)
3564 VM_atan2,                                               // #474 float(float c, float s) VM_atan2 (DP_QC_ASINACOSATANATAN2TAN)
3565 VM_tan,                                                 // #475 float(float a) VM_tan (DP_QC_ASINACOSATANATAN2TAN)
3566 VM_strlennocol,                                 // #476 float(string s) : DRESK - String Length (not counting color codes) (DP_QC_STRINGCOLORFUNCTIONS)
3567 VM_strdecolorize,                               // #477 string(string s) : DRESK - Decolorized String (DP_QC_STRINGCOLORFUNCTIONS)
3568 VM_strftime,                                    // #478 string(float uselocaltime, string format, ...) (DP_QC_STRFTIME)
3569 VM_tokenizebyseparator,                 // #479 float(string s) tokenizebyseparator (DP_QC_TOKENIZEBYSEPARATOR)
3570 VM_strtolower,                                  // #480 string(string s) VM_strtolower (DP_QC_STRING_CASE_FUNCTIONS)
3571 VM_strtoupper,                                  // #481 string(string s) VM_strtoupper (DP_QC_STRING_CASE_FUNCTIONS)
3572 VM_cvar_defstring,                              // #482 string(string s) cvar_defstring (DP_QC_CVAR_DEFSTRING)
3573 VM_CL_pointsound,                               // #483 void(vector origin, string sample, float volume, float attenuation) pointsound (DP_SV_POINTSOUND)
3574 VM_strreplace,                                  // #484 string(string search, string replace, string subject) strreplace (DP_QC_STRREPLACE)
3575 VM_strireplace,                                 // #485 string(string search, string replace, string subject) strireplace (DP_QC_STRREPLACE)
3576 VM_CL_getsurfacepointattribute,// #486 vector(entity e, float s, float n, float a) getsurfacepointattribute
3577 VM_gecko_create,                                        // #487 float gecko_create( string name )
3578 VM_gecko_destroy,                                       // #488 void gecko_destroy( string name )
3579 VM_gecko_navigate,                              // #489 void gecko_navigate( string name, string URI )
3580 VM_gecko_keyevent,                              // #490 float gecko_keyevent( string name, float key, float eventtype )
3581 VM_gecko_movemouse,                             // #491 void gecko_mousemove( string name, float x, float y )
3582 VM_gecko_resize,                                        // #492 void gecko_resize( string name, float w, float h )
3583 VM_gecko_get_texture_extent,    // #493 vector gecko_get_texture_extent( string name )
3584 VM_crc16,                                               // #494 float(float caseinsensitive, string s, ...) crc16 = #494 (DP_QC_CRC16)
3585 VM_cvar_type,                                   // #495 float(string name) cvar_type = #495; (DP_QC_CVAR_TYPE)
3586 VM_numentityfields,                             // #496 float() numentityfields = #496; (QP_QC_ENTITYDATA)
3587 VM_entityfieldname,                             // #497 string(float fieldnum) entityfieldname = #497; (DP_QC_ENTITYDATA)
3588 VM_entityfieldtype,                             // #498 float(float fieldnum) entityfieldtype = #498; (DP_QC_ENTITYDATA)
3589 VM_getentityfieldstring,                // #499 string(float fieldnum, entity ent) getentityfieldstring = #499; (DP_QC_ENTITYDATA)
3590 VM_putentityfieldstring,                // #500 float(float fieldnum, entity ent, string s) putentityfieldstring = #500; (DP_QC_ENTITYDATA)
3591 VM_CL_ReadPicture,                              // #501 string() ReadPicture = #501;
3592 NULL,                                                   // #502
3593 VM_whichpack,                                   // #503 string(string) whichpack = #503;
3594 NULL,                                                   // #504
3595 NULL,                                                   // #505
3596 NULL,                                                   // #506
3597 NULL,                                                   // #507
3598 NULL,                                                   // #508
3599 NULL,                                                   // #509
3600 VM_uri_escape,                                  // #510 string(string in) uri_escape = #510;
3601 VM_uri_unescape,                                // #511 string(string in) uri_unescape = #511;
3602 VM_etof,                                        // #512 float(entity ent) num_for_edict = #512 (DP_QC_NUM_FOR_EDICT)
3603 VM_uri_get,                                             // #513 float(string uril, float id) uri_get = #512; (DP_QC_URI_GET)
3604 VM_tokenize_console,                                    // #514 float(string str) tokenize_console = #514; (DP_QC_TOKENIZE_CONSOLE)
3605 VM_argv_start_index,                                    // #515 float(float idx) argv_start_index = #515; (DP_QC_TOKENIZE_CONSOLE)
3606 VM_argv_end_index,                                              // #516 float(float idx) argv_end_index = #516; (DP_QC_TOKENIZE_CONSOLE)
3607 VM_buf_cvarlist,                                                // #517 void(float buf, string prefix, string antiprefix) buf_cvarlist = #517; (DP_QC_STRINGBUFFERS_CVARLIST)
3608 VM_cvar_description,                                    // #518 float(string name) cvar_description = #518; (DP_QC_CVAR_DESCRIPTION)
3609 VM_gettime,                                             // #519 float(float timer) gettime = #519; (DP_QC_GETTIME)
3610 VM_keynumtostring,                              // #520 string keynumtostring(float keynum)
3611 VM_findkeysforcommand,          // #521 string findkeysforcommand(string command)
3612 NULL,                                                   // #522
3613 NULL,                                                   // #523
3614 NULL,                                                   // #524
3615 NULL,                                                   // #525
3616 NULL,                                                   // #526
3617 NULL,                                                   // #527
3618 NULL,                                                   // #528
3619 NULL,                                                   // #529
3620 NULL,                                                   // #530
3621 NULL,                                   // #531
3622 NULL,                                                   // #532
3623 };
3624
3625 const int vm_cl_numbuiltins = sizeof(vm_cl_builtins) / sizeof(prvm_builtin_t);
3626
3627 void VM_Polygons_Reset(void)
3628 {
3629         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
3630
3631         // TODO: replace vm_polygons stuff with a more general debugging polygon system, and make vm_polygons functions use that system
3632         if(polys->initialized)
3633         {
3634                 Mem_FreePool(&polys->pool);
3635                 polys->initialized = false;
3636         }
3637 }
3638
3639 void VM_CL_Cmd_Init(void)
3640 {
3641         VM_Cmd_Init();
3642         VM_Polygons_Reset();
3643 }
3644
3645 void VM_CL_Cmd_Reset(void)
3646 {
3647         VM_Cmd_Reset();
3648         VM_Polygons_Reset();
3649 }
3650
3651