don't load corrupt wav files
[divverent/darkplaces.git] / 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 extern cvar_t r_equalize_entities_fullbright;
25
26 sfx_t *S_FindName(const char *name);
27 int Sbar_GetSortedPlayerIndex (int index);
28 void Sbar_SortFrags (void);
29 void CL_FindNonSolidLocation(const vec3_t in, vec3_t out, vec_t radius);
30 void CSQC_RelinkAllEntities (int drawmask);
31 void CSQC_RelinkCSQCEntities (void);
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         vec3_t                          org;
165
166         VM_SAFEPARMCOUNT(5, VM_CL_sound);
167
168         entity = PRVM_G_EDICT(OFS_PARM0);
169         channel = (int)PRVM_G_FLOAT(OFS_PARM1);
170         sample = PRVM_G_STRING(OFS_PARM2);
171         volume = PRVM_G_FLOAT(OFS_PARM3);
172         attenuation = PRVM_G_FLOAT(OFS_PARM4);
173
174         if (volume < 0 || volume > 1)
175         {
176                 VM_Warning("VM_CL_sound: volume must be in range 0-1\n");
177                 return;
178         }
179
180         if (attenuation < 0 || attenuation > 4)
181         {
182                 VM_Warning("VM_CL_sound: attenuation must be in range 0-4\n");
183                 return;
184         }
185
186         if (channel < 0 || channel > 7)
187         {
188                 VM_Warning("VM_CL_sound: channel must be in range 0-7\n");
189                 return;
190         }
191
192         CL_VM_GetEntitySoundOrigin(MAX_EDICTS + PRVM_NUM_FOR_EDICT(entity), org);
193         S_StartSound(MAX_EDICTS + PRVM_NUM_FOR_EDICT(entity), channel, S_FindName(sample), org, volume, attenuation);
194 }
195
196 // #483 void(vector origin, string sample, float volume, float attenuation) pointsound
197 static void VM_CL_pointsound(void)
198 {
199         const char                      *sample;
200         float                           volume;
201         float                           attenuation;
202         vec3_t                          org;
203
204         VM_SAFEPARMCOUNT(4, VM_CL_pointsound);
205
206         VectorCopy( PRVM_G_VECTOR(OFS_PARM0), org);
207         sample = PRVM_G_STRING(OFS_PARM1);
208         volume = PRVM_G_FLOAT(OFS_PARM2);
209         attenuation = PRVM_G_FLOAT(OFS_PARM3);
210
211         if (volume < 0 || volume > 1)
212         {
213                 VM_Warning("VM_CL_pointsound: volume must be in range 0-1\n");
214                 return;
215         }
216
217         if (attenuation < 0 || attenuation > 4)
218         {
219                 VM_Warning("VM_CL_pointsound: attenuation must be in range 0-4\n");
220                 return;
221         }
222
223         // Send World Entity as Entity to Play Sound (for CSQC, that is MAX_EDICTS)
224         S_StartSound(MAX_EDICTS, 0, S_FindName(sample), org, volume, attenuation);
225 }
226
227 // #14 entity() spawn
228 static void VM_CL_spawn (void)
229 {
230         prvm_edict_t *ed;
231         ed = PRVM_ED_Alloc();
232         VM_RETURN_EDICT(ed);
233 }
234
235 void CL_VM_SetTraceGlobals(const trace_t *trace, int svent)
236 {
237         prvm_eval_t *val;
238         VM_SetTraceGlobals(trace);
239         if ((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.trace_networkentity)))
240                 val->_float = svent;
241 }
242
243 #define CL_HitNetworkBrushModels(move) !((move) == MOVE_WORLDONLY)
244 #define CL_HitNetworkPlayers(move)     !((move) == MOVE_WORLDONLY || (move) == MOVE_NOMONSTERS)
245
246 // #16 void(vector v1, vector v2, float movetype, entity ignore) traceline
247 static void VM_CL_traceline (void)
248 {
249         float   *v1, *v2;
250         trace_t trace;
251         int             move, svent;
252         prvm_edict_t    *ent;
253
254 //      R_TimeReport("pretraceline");
255
256         VM_SAFEPARMCOUNTRANGE(4, 4, VM_CL_traceline);
257
258         prog->xfunction->builtinsprofile += 30;
259
260         v1 = PRVM_G_VECTOR(OFS_PARM0);
261         v2 = PRVM_G_VECTOR(OFS_PARM1);
262         move = (int)PRVM_G_FLOAT(OFS_PARM2);
263         ent = PRVM_G_EDICT(OFS_PARM3);
264
265         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]))
266                 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));
267
268         trace = CL_TraceLine(v1, v2, move, ent, CL_GenericHitSuperContentsMask(ent), CL_HitNetworkBrushModels(move), CL_HitNetworkPlayers(move), &svent, true);
269
270         CL_VM_SetTraceGlobals(&trace, svent);
271 //      R_TimeReport("traceline");
272 }
273
274 /*
275 =================
276 VM_CL_tracebox
277
278 Used for use tracing and shot targeting
279 Traces are blocked by bbox and exact bsp entityes, and also slide box entities
280 if the tryents flag is set.
281
282 tracebox (vector1, vector mins, vector maxs, vector2, tryents)
283 =================
284 */
285 // LordHavoc: added this for my own use, VERY useful, similar to traceline
286 static void VM_CL_tracebox (void)
287 {
288         float   *v1, *v2, *m1, *m2;
289         trace_t trace;
290         int             move, svent;
291         prvm_edict_t    *ent;
292
293 //      R_TimeReport("pretracebox");
294         VM_SAFEPARMCOUNTRANGE(6, 8, VM_CL_tracebox); // allow more parameters for future expansion
295
296         prog->xfunction->builtinsprofile += 30;
297
298         v1 = PRVM_G_VECTOR(OFS_PARM0);
299         m1 = PRVM_G_VECTOR(OFS_PARM1);
300         m2 = PRVM_G_VECTOR(OFS_PARM2);
301         v2 = PRVM_G_VECTOR(OFS_PARM3);
302         move = (int)PRVM_G_FLOAT(OFS_PARM4);
303         ent = PRVM_G_EDICT(OFS_PARM5);
304
305         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]))
306                 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));
307
308         trace = CL_TraceBox(v1, m1, m2, v2, move, ent, CL_GenericHitSuperContentsMask(ent), CL_HitNetworkBrushModels(move), CL_HitNetworkPlayers(move), &svent, true);
309
310         CL_VM_SetTraceGlobals(&trace, svent);
311 //      R_TimeReport("tracebox");
312 }
313
314 trace_t CL_Trace_Toss (prvm_edict_t *tossent, prvm_edict_t *ignore, int *svent)
315 {
316         int i;
317         float gravity;
318         vec3_t move, end;
319         vec3_t original_origin;
320         vec3_t original_velocity;
321         vec3_t original_angles;
322         vec3_t original_avelocity;
323         prvm_eval_t *val;
324         trace_t trace;
325
326         VectorCopy(tossent->fields.client->origin   , original_origin   );
327         VectorCopy(tossent->fields.client->velocity , original_velocity );
328         VectorCopy(tossent->fields.client->angles   , original_angles   );
329         VectorCopy(tossent->fields.client->avelocity, original_avelocity);
330
331         val = PRVM_EDICTFIELDVALUE(tossent, prog->fieldoffsets.gravity);
332         if (val != NULL && val->_float != 0)
333                 gravity = val->_float;
334         else
335                 gravity = 1.0;
336         gravity *= cl.movevars_gravity * 0.05;
337
338         for (i = 0;i < 200;i++) // LordHavoc: sanity check; never trace more than 10 seconds
339         {
340                 tossent->fields.client->velocity[2] -= gravity;
341                 VectorMA (tossent->fields.client->angles, 0.05, tossent->fields.client->avelocity, tossent->fields.client->angles);
342                 VectorScale (tossent->fields.client->velocity, 0.05, move);
343                 VectorAdd (tossent->fields.client->origin, move, end);
344                 trace = CL_TraceBox(tossent->fields.client->origin, tossent->fields.client->mins, tossent->fields.client->maxs, end, MOVE_NORMAL, tossent, CL_GenericHitSuperContentsMask(tossent), true, true, NULL, true);
345                 VectorCopy (trace.endpos, tossent->fields.client->origin);
346
347                 if (trace.fraction < 1)
348                         break;
349         }
350
351         VectorCopy(original_origin   , tossent->fields.client->origin   );
352         VectorCopy(original_velocity , tossent->fields.client->velocity );
353         VectorCopy(original_angles   , tossent->fields.client->angles   );
354         VectorCopy(original_avelocity, tossent->fields.client->avelocity);
355
356         return trace;
357 }
358
359 static void VM_CL_tracetoss (void)
360 {
361         trace_t trace;
362         prvm_edict_t    *ent;
363         prvm_edict_t    *ignore;
364         int svent = 0;
365
366         prog->xfunction->builtinsprofile += 600;
367
368         VM_SAFEPARMCOUNT(2, VM_CL_tracetoss);
369
370         ent = PRVM_G_EDICT(OFS_PARM0);
371         if (ent == prog->edicts)
372         {
373                 VM_Warning("tracetoss: can not use world entity\n");
374                 return;
375         }
376         ignore = PRVM_G_EDICT(OFS_PARM1);
377
378         trace = CL_Trace_Toss (ent, ignore, &svent);
379
380         CL_VM_SetTraceGlobals(&trace, svent);
381 }
382
383
384 // #20 void(string s) precache_model
385 void VM_CL_precache_model (void)
386 {
387         const char      *name;
388         int                     i;
389         dp_model_t              *m;
390
391         VM_SAFEPARMCOUNT(1, VM_CL_precache_model);
392
393         name = PRVM_G_STRING(OFS_PARM0);
394         for (i = 0;i < MAX_MODELS && cl.csqc_model_precache[i];i++)
395         {
396                 if(!strcmp(cl.csqc_model_precache[i]->name, name))
397                 {
398                         PRVM_G_FLOAT(OFS_RETURN) = -(i+1);
399                         return;
400                 }
401         }
402         PRVM_G_FLOAT(OFS_RETURN) = 0;
403         m = Mod_ForName(name, false, false, name[0] == '*' ? cl.model_name[1] : NULL);
404         if(m && m->loaded)
405         {
406                 for (i = 0;i < MAX_MODELS;i++)
407                 {
408                         if (!cl.csqc_model_precache[i])
409                         {
410                                 cl.csqc_model_precache[i] = (dp_model_t*)m;
411                                 PRVM_G_FLOAT(OFS_RETURN) = -(i+1);
412                                 return;
413                         }
414                 }
415                 VM_Warning("VM_CL_precache_model: no free models\n");
416                 return;
417         }
418         VM_Warning("VM_CL_precache_model: model \"%s\" not found\n", name);
419 }
420
421 int CSQC_EntitiesInBox (vec3_t mins, vec3_t maxs, int maxlist, prvm_edict_t **list)
422 {
423         prvm_edict_t    *ent;
424         int                             i, k;
425
426         ent = PRVM_NEXT_EDICT(prog->edicts);
427         for(k=0,i=1; i<prog->num_edicts ;i++, ent = PRVM_NEXT_EDICT(ent))
428         {
429                 if (ent->priv.required->free)
430                         continue;
431                 if(BoxesOverlap(mins, maxs, ent->fields.client->absmin, ent->fields.client->absmax))
432                         list[k++] = ent;
433         }
434         return k;
435 }
436
437 // #22 entity(vector org, float rad) findradius
438 static void VM_CL_findradius (void)
439 {
440         prvm_edict_t    *ent, *chain;
441         vec_t                   radius, radius2;
442         vec3_t                  org, eorg, mins, maxs;
443         int                             i, numtouchedicts;
444         static prvm_edict_t     *touchedicts[MAX_EDICTS];
445         int             chainfield;
446
447         VM_SAFEPARMCOUNTRANGE(2, 3, VM_CL_findradius);
448
449         if(prog->argc == 3)
450                 chainfield = PRVM_G_INT(OFS_PARM2);
451         else
452                 chainfield = prog->fieldoffsets.chain;
453         if(chainfield < 0)
454                 PRVM_ERROR("VM_findchain: %s doesnt have the specified chain field !", PRVM_NAME);
455
456         chain = (prvm_edict_t *)prog->edicts;
457
458         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), org);
459         radius = PRVM_G_FLOAT(OFS_PARM1);
460         radius2 = radius * radius;
461
462         mins[0] = org[0] - (radius + 1);
463         mins[1] = org[1] - (radius + 1);
464         mins[2] = org[2] - (radius + 1);
465         maxs[0] = org[0] + (radius + 1);
466         maxs[1] = org[1] + (radius + 1);
467         maxs[2] = org[2] + (radius + 1);
468         numtouchedicts = CSQC_EntitiesInBox(mins, maxs, MAX_EDICTS, touchedicts);
469         if (numtouchedicts > MAX_EDICTS)
470         {
471                 // this never happens   //[515]: for what then ?
472                 Con_Printf("CSQC_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
473                 numtouchedicts = MAX_EDICTS;
474         }
475         for (i = 0;i < numtouchedicts;i++)
476         {
477                 ent = touchedicts[i];
478                 // Quake did not return non-solid entities but darkplaces does
479                 // (note: this is the reason you can't blow up fallen zombies)
480                 if (ent->fields.client->solid == SOLID_NOT && !sv_gameplayfix_blowupfallenzombies.integer)
481                         continue;
482                 // LordHavoc: compare against bounding box rather than center so it
483                 // doesn't miss large objects, and use DotProduct instead of Length
484                 // for a major speedup
485                 VectorSubtract(org, ent->fields.client->origin, eorg);
486                 if (sv_gameplayfix_findradiusdistancetobox.integer)
487                 {
488                         eorg[0] -= bound(ent->fields.client->mins[0], eorg[0], ent->fields.client->maxs[0]);
489                         eorg[1] -= bound(ent->fields.client->mins[1], eorg[1], ent->fields.client->maxs[1]);
490                         eorg[2] -= bound(ent->fields.client->mins[2], eorg[2], ent->fields.client->maxs[2]);
491                 }
492                 else
493                         VectorMAMAM(1, eorg, -0.5f, ent->fields.client->mins, -0.5f, ent->fields.client->maxs, eorg);
494                 if (DotProduct(eorg, eorg) < radius2)
495                 {
496                         PRVM_EDICTFIELDVALUE(ent, chainfield)->edict = PRVM_EDICT_TO_PROG(chain);
497                         chain = ent;
498                 }
499         }
500
501         VM_RETURN_EDICT(chain);
502 }
503
504 // #34 float() droptofloor
505 static void VM_CL_droptofloor (void)
506 {
507         prvm_edict_t            *ent;
508         prvm_eval_t                     *val;
509         vec3_t                          end;
510         trace_t                         trace;
511
512         VM_SAFEPARMCOUNTRANGE(0, 2, VM_CL_droptofloor); // allow 2 parameters because the id1 defs.qc had an incorrect prototype
513
514         // assume failure if it returns early
515         PRVM_G_FLOAT(OFS_RETURN) = 0;
516
517         ent = PRVM_PROG_TO_EDICT(prog->globals.client->self);
518         if (ent == prog->edicts)
519         {
520                 VM_Warning("droptofloor: can not modify world entity\n");
521                 return;
522         }
523         if (ent->priv.server->free)
524         {
525                 VM_Warning("droptofloor: can not modify free entity\n");
526                 return;
527         }
528
529         VectorCopy (ent->fields.client->origin, end);
530         end[2] -= 256;
531
532         trace = CL_TraceBox(ent->fields.client->origin, ent->fields.client->mins, ent->fields.client->maxs, end, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true);
533
534         if (trace.fraction != 1)
535         {
536                 VectorCopy (trace.endpos, ent->fields.client->origin);
537                 ent->fields.client->flags = (int)ent->fields.client->flags | FL_ONGROUND;
538                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.groundentity)))
539                         val->edict = PRVM_EDICT_TO_PROG(trace.ent);
540                 PRVM_G_FLOAT(OFS_RETURN) = 1;
541                 // if support is destroyed, keep suspended (gross hack for floating items in various maps)
542 //              ent->priv.server->suspendedinairflag = true;
543         }
544 }
545
546 // #35 void(float style, string value) lightstyle
547 static void VM_CL_lightstyle (void)
548 {
549         int                     i;
550         const char      *c;
551
552         VM_SAFEPARMCOUNT(2, VM_CL_lightstyle);
553
554         i = (int)PRVM_G_FLOAT(OFS_PARM0);
555         c = PRVM_G_STRING(OFS_PARM1);
556         if (i >= cl.max_lightstyle)
557         {
558                 VM_Warning("VM_CL_lightstyle >= MAX_LIGHTSTYLES\n");
559                 return;
560         }
561         strlcpy (cl.lightstyle[i].map, c, sizeof (cl.lightstyle[i].map));
562         cl.lightstyle[i].map[MAX_STYLESTRING - 1] = 0;
563         cl.lightstyle[i].length = (int)strlen(cl.lightstyle[i].map);
564 }
565
566 // #40 float(entity e) checkbottom
567 static void VM_CL_checkbottom (void)
568 {
569         static int              cs_yes, cs_no;
570         prvm_edict_t    *ent;
571         vec3_t                  mins, maxs, start, stop;
572         trace_t                 trace;
573         int                             x, y;
574         float                   mid, bottom;
575
576         VM_SAFEPARMCOUNT(1, VM_CL_checkbottom);
577         ent = PRVM_G_EDICT(OFS_PARM0);
578         PRVM_G_FLOAT(OFS_RETURN) = 0;
579
580         VectorAdd (ent->fields.client->origin, ent->fields.client->mins, mins);
581         VectorAdd (ent->fields.client->origin, ent->fields.client->maxs, maxs);
582
583 // if all of the points under the corners are solid world, don't bother
584 // with the tougher checks
585 // the corners must be within 16 of the midpoint
586         start[2] = mins[2] - 1;
587         for     (x=0 ; x<=1 ; x++)
588                 for     (y=0 ; y<=1 ; y++)
589                 {
590                         start[0] = x ? maxs[0] : mins[0];
591                         start[1] = y ? maxs[1] : mins[1];
592                         if (!(CL_PointSuperContents(start) & (SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY)))
593                                 goto realcheck;
594                 }
595
596         cs_yes++;
597         PRVM_G_FLOAT(OFS_RETURN) = true;
598         return;         // we got out easy
599
600 realcheck:
601         cs_no++;
602 //
603 // check it for real...
604 //
605         start[2] = mins[2];
606
607 // the midpoint must be within 16 of the bottom
608         start[0] = stop[0] = (mins[0] + maxs[0])*0.5;
609         start[1] = stop[1] = (mins[1] + maxs[1])*0.5;
610         stop[2] = start[2] - 2*sv_stepheight.value;
611         trace = CL_TraceLine(start, stop, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true);
612
613         if (trace.fraction == 1.0)
614                 return;
615
616         mid = bottom = trace.endpos[2];
617
618 // the corners must be within 16 of the midpoint
619         for     (x=0 ; x<=1 ; x++)
620                 for     (y=0 ; y<=1 ; y++)
621                 {
622                         start[0] = stop[0] = x ? maxs[0] : mins[0];
623                         start[1] = stop[1] = y ? maxs[1] : mins[1];
624
625                         trace = CL_TraceLine(start, stop, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true);
626
627                         if (trace.fraction != 1.0 && trace.endpos[2] > bottom)
628                                 bottom = trace.endpos[2];
629                         if (trace.fraction == 1.0 || mid - trace.endpos[2] > sv_stepheight.value)
630                                 return;
631                 }
632
633         cs_yes++;
634         PRVM_G_FLOAT(OFS_RETURN) = true;
635 }
636
637 // #41 float(vector v) pointcontents
638 static void VM_CL_pointcontents (void)
639 {
640         VM_SAFEPARMCOUNT(1, VM_CL_pointcontents);
641         PRVM_G_FLOAT(OFS_RETURN) = Mod_Q1BSP_NativeContentsFromSuperContents(NULL, CL_PointSuperContents(PRVM_G_VECTOR(OFS_PARM0)));
642 }
643
644 // #48 void(vector o, vector d, float color, float count) particle
645 static void VM_CL_particle (void)
646 {
647         float   *org, *dir;
648         int             count;
649         unsigned char   color;
650         VM_SAFEPARMCOUNT(4, VM_CL_particle);
651
652         org = PRVM_G_VECTOR(OFS_PARM0);
653         dir = PRVM_G_VECTOR(OFS_PARM1);
654         color = (int)PRVM_G_FLOAT(OFS_PARM2);
655         count = (int)PRVM_G_FLOAT(OFS_PARM3);
656         CL_ParticleEffect(EFFECT_SVC_PARTICLE, count, org, org, dir, dir, NULL, color);
657 }
658
659 // #74 void(vector pos, string samp, float vol, float atten) ambientsound
660 static void VM_CL_ambientsound (void)
661 {
662         float   *f;
663         sfx_t   *s;
664         VM_SAFEPARMCOUNT(4, VM_CL_ambientsound);
665         s = S_FindName(PRVM_G_STRING(OFS_PARM0));
666         f = PRVM_G_VECTOR(OFS_PARM1);
667         S_StaticSound (s, f, PRVM_G_FLOAT(OFS_PARM2), PRVM_G_FLOAT(OFS_PARM3)*64);
668 }
669
670 // #92 vector(vector org) getlight (DP_QC_GETLIGHT)
671 static void VM_CL_getlight (void)
672 {
673         vec3_t ambientcolor, diffusecolor, diffusenormal;
674         vec_t *p;
675
676         VM_SAFEPARMCOUNT(1, VM_CL_getlight);
677
678         p = PRVM_G_VECTOR(OFS_PARM0);
679         VectorClear(ambientcolor);
680         VectorClear(diffusecolor);
681         VectorClear(diffusenormal);
682         if (cl.worldmodel && cl.worldmodel->brush.LightPoint)
683                 cl.worldmodel->brush.LightPoint(cl.worldmodel, p, ambientcolor, diffusecolor, diffusenormal);
684         VectorMA(ambientcolor, 0.5, diffusecolor, PRVM_G_VECTOR(OFS_RETURN));
685 }
686
687
688 //============================================================================
689 //[515]: SCENE MANAGER builtins
690 extern qboolean CSQC_AddRenderEdict (prvm_edict_t *ed, int edictnum);//csprogs.c
691
692 static void CSQC_R_RecalcView (void)
693 {
694         extern matrix4x4_t viewmodelmatrix;
695         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);
696         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);
697 }
698
699 void CL_RelinkLightFlashes(void);
700 //#300 void() clearscene (EXT_CSQC)
701 void VM_CL_R_ClearScene (void)
702 {
703         VM_SAFEPARMCOUNT(0, VM_CL_R_ClearScene);
704         // clear renderable entity and light lists
705         r_refdef.scene.numentities = 0;
706         r_refdef.scene.numlights = 0;
707         // FIXME: restore these to the values from VM_CL_UpdateView
708         r_refdef.view.x = 0;
709         r_refdef.view.y = 0;
710         r_refdef.view.z = 0;
711         r_refdef.view.width = vid.width;
712         r_refdef.view.height = vid.height;
713         r_refdef.view.depth = 1;
714         // FIXME: restore frustum_x/frustum_y
715         r_refdef.view.useperspective = true;
716         r_refdef.view.frustum_y = tan(scr_fov.value * M_PI / 360.0) * (3.0/4.0) * cl.viewzoom;
717         r_refdef.view.frustum_x = r_refdef.view.frustum_y * (float)r_refdef.view.width / (float)r_refdef.view.height / vid_pixelheight.value;
718         r_refdef.view.frustum_x *= r_refdef.frustumscale_x;
719         r_refdef.view.frustum_y *= r_refdef.frustumscale_y;
720         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;
721         r_refdef.view.ortho_y = scr_fov.value * (3.0 / 4.0);
722         r_refdef.view.clear = true;
723         r_refdef.view.isoverlay = false;
724         // FIXME: restore cl.csqc_origin
725         // FIXME: restore cl.csqc_angles
726         cl.csqc_vidvars.drawworld = r_drawworld.integer != 0;
727         cl.csqc_vidvars.drawenginesbar = false;
728         cl.csqc_vidvars.drawcrosshair = false;
729 }
730
731 //#301 void(float mask) addentities (EXT_CSQC)
732 extern void CSQC_Predraw (prvm_edict_t *ed);//csprogs.c
733 extern void CSQC_Think (prvm_edict_t *ed);//csprogs.c
734 void VM_CL_R_AddEntities (void)
735 {
736         double t = Sys_DoubleTime();
737         int                     i, drawmask;
738         prvm_edict_t *ed;
739         VM_SAFEPARMCOUNT(1, VM_CL_R_AddEntities);
740         drawmask = (int)PRVM_G_FLOAT(OFS_PARM0);
741         CSQC_RelinkAllEntities(drawmask);
742         CL_RelinkLightFlashes();
743
744         prog->globals.client->time = cl.time;
745         for(i=1;i<prog->num_edicts;i++)
746         {
747                 // so we can easily check if CSQC entity #edictnum is currently drawn
748                 cl.csqcrenderentities[i].entitynumber = 0;
749                 ed = &prog->edicts[i];
750                 if(ed->priv.required->free)
751                         continue;
752                 CSQC_Think(ed);
753                 if(ed->priv.required->free)
754                         continue;
755                 // note that for RF_USEAXIS entities, Predraw sets v_forward/v_right/v_up globals that are read by CSQC_AddRenderEdict
756                 CSQC_Predraw(ed);
757                 if(ed->priv.required->free)
758                         continue;
759                 if(!((int)ed->fields.client->drawmask & drawmask))
760                         continue;
761                 CSQC_AddRenderEdict(ed, i);
762         }
763
764         // callprofile fixing hack: do not include this time in what is counted for CSQC_UpdateView
765         prog->functions[prog->funcoffsets.CSQC_UpdateView].totaltime -= Sys_DoubleTime() - t;
766 }
767
768 //#302 void(entity ent) addentity (EXT_CSQC)
769 void VM_CL_R_AddEntity (void)
770 {
771         double t = Sys_DoubleTime();
772         VM_SAFEPARMCOUNT(1, VM_CL_R_AddEntity);
773         CSQC_AddRenderEdict(PRVM_G_EDICT(OFS_PARM0), 0);
774         prog->functions[prog->funcoffsets.CSQC_UpdateView].totaltime -= Sys_DoubleTime() - t;
775 }
776
777 //#303 float(float property, ...) setproperty (EXT_CSQC)
778 //#303 float(float property) getproperty
779 //#303 vector(float property) getpropertyvec
780 // VorteX: make this function be able to return previously set property if new value is not given
781 void VM_CL_R_SetView (void)
782 {
783         int             c;
784         float   *f;
785         float   k;
786
787         VM_SAFEPARMCOUNTRANGE(1, 3, VM_CL_R_SetView);
788
789         c = (int)PRVM_G_FLOAT(OFS_PARM0);
790
791         // return value?
792         if (prog->argc < 2)
793         {
794                 switch(c)
795                 {
796                 case VF_MIN:
797                         VectorSet(PRVM_G_VECTOR(OFS_RETURN), r_refdef.view.x, r_refdef.view.y, 0);
798                         break;
799                 case VF_MIN_X:
800                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.x;
801                         break;
802                 case VF_MIN_Y:
803                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.y;
804                         break;
805                 case VF_SIZE:
806                         VectorSet(PRVM_G_VECTOR(OFS_RETURN), r_refdef.view.width, r_refdef.view.height, 0);
807                         break;
808                 case VF_SIZE_X:
809                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.width;
810                         break;
811                 case VF_SIZE_Y:
812                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.height;
813                         break;
814                 case VF_VIEWPORT:
815                         VM_Warning("VM_CL_R_GetView : VF_VIEWPORT can't be retrieved, use VF_MIN/VF_SIZE instead\n");
816                         break;
817                 case VF_FOV:
818                         VectorSet(PRVM_G_VECTOR(OFS_RETURN), r_refdef.view.ortho_x, r_refdef.view.ortho_y, 0);
819                         break;
820                 case VF_FOVX:
821                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.ortho_x;
822                         break;
823                 case VF_FOVY:
824                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.ortho_y;
825                         break;
826                 case VF_ORIGIN:
827                         VectorCopy(cl.csqc_origin, PRVM_G_VECTOR(OFS_RETURN));
828                         break;
829                 case VF_ORIGIN_X:
830                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_origin[0];
831                         break;
832                 case VF_ORIGIN_Y:
833                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_origin[1];
834                         break;
835                 case VF_ORIGIN_Z:
836                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_origin[2];
837                         break;
838                 case VF_ANGLES:
839                         VectorCopy(cl.csqc_angles, PRVM_G_VECTOR(OFS_RETURN));
840                         break;
841                 case VF_ANGLES_X:
842                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_angles[0];
843                         break;
844                 case VF_ANGLES_Y:
845                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_angles[1];
846                         break;
847                 case VF_ANGLES_Z:
848                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_angles[2];
849                         break;
850                 case VF_DRAWWORLD:
851                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vidvars.drawworld;
852                         break;
853                 case VF_DRAWENGINESBAR:
854                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vidvars.drawenginesbar;
855                         break;
856                 case VF_DRAWCROSSHAIR:
857                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vidvars.drawcrosshair;
858                         break;
859                 case VF_CL_VIEWANGLES:
860                         VectorCopy(cl.viewangles, PRVM_G_VECTOR(OFS_RETURN));;
861                         break;
862                 case VF_CL_VIEWANGLES_X:
863                         PRVM_G_FLOAT(OFS_RETURN) = cl.viewangles[0];
864                         break;
865                 case VF_CL_VIEWANGLES_Y:
866                         PRVM_G_FLOAT(OFS_RETURN) = cl.viewangles[1];
867                         break;
868                 case VF_CL_VIEWANGLES_Z:
869                         PRVM_G_FLOAT(OFS_RETURN) = cl.viewangles[2];
870                         break;
871                 case VF_PERSPECTIVE:
872                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.useperspective;
873                         break;
874                 case VF_CLEARSCREEN:
875                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.isoverlay;
876                         break;
877                 default:
878                         PRVM_G_FLOAT(OFS_RETURN) = 0;
879                         VM_Warning("VM_CL_R_GetView : unknown parm %i\n", c);
880                         return;
881                 }
882                 return;
883         }
884
885         f = PRVM_G_VECTOR(OFS_PARM1);
886         k = PRVM_G_FLOAT(OFS_PARM1);
887         switch(c)
888         {
889         case VF_MIN:
890                 r_refdef.view.x = (int)(f[0]);
891                 r_refdef.view.y = (int)(f[1]);
892                 DrawQ_RecalcView();
893                 break;
894         case VF_MIN_X:
895                 r_refdef.view.x = (int)(k);
896                 DrawQ_RecalcView();
897                 break;
898         case VF_MIN_Y:
899                 r_refdef.view.y = (int)(k);
900                 DrawQ_RecalcView();
901                 break;
902         case VF_SIZE:
903                 r_refdef.view.width = (int)(f[0]);
904                 r_refdef.view.height = (int)(f[1]);
905                 DrawQ_RecalcView();
906                 break;
907         case VF_SIZE_X:
908                 r_refdef.view.width = (int)(k);
909                 DrawQ_RecalcView();
910                 break;
911         case VF_SIZE_Y:
912                 r_refdef.view.height = (int)(k);
913                 DrawQ_RecalcView();
914                 break;
915         case VF_VIEWPORT:
916                 r_refdef.view.x = (int)(f[0]);
917                 r_refdef.view.y = (int)(f[1]);
918                 f = PRVM_G_VECTOR(OFS_PARM2);
919                 r_refdef.view.width = (int)(f[0]);
920                 r_refdef.view.height = (int)(f[1]);
921                 DrawQ_RecalcView();
922                 break;
923         case VF_FOV:
924                 r_refdef.view.frustum_x = tan(f[0] * M_PI / 360.0);r_refdef.view.ortho_x = f[0];
925                 r_refdef.view.frustum_y = tan(f[1] * M_PI / 360.0);r_refdef.view.ortho_y = f[1];
926                 break;
927         case VF_FOVX:
928                 r_refdef.view.frustum_x = tan(k * M_PI / 360.0);r_refdef.view.ortho_x = k;
929                 break;
930         case VF_FOVY:
931                 r_refdef.view.frustum_y = tan(k * M_PI / 360.0);r_refdef.view.ortho_y = k;
932                 break;
933         case VF_ORIGIN:
934                 VectorCopy(f, cl.csqc_origin);
935                 CSQC_R_RecalcView();
936                 break;
937         case VF_ORIGIN_X:
938                 cl.csqc_origin[0] = k;
939                 CSQC_R_RecalcView();
940                 break;
941         case VF_ORIGIN_Y:
942                 cl.csqc_origin[1] = k;
943                 CSQC_R_RecalcView();
944                 break;
945         case VF_ORIGIN_Z:
946                 cl.csqc_origin[2] = k;
947                 CSQC_R_RecalcView();
948                 break;
949         case VF_ANGLES:
950                 VectorCopy(f, cl.csqc_angles);
951                 CSQC_R_RecalcView();
952                 break;
953         case VF_ANGLES_X:
954                 cl.csqc_angles[0] = k;
955                 CSQC_R_RecalcView();
956                 break;
957         case VF_ANGLES_Y:
958                 cl.csqc_angles[1] = k;
959                 CSQC_R_RecalcView();
960                 break;
961         case VF_ANGLES_Z:
962                 cl.csqc_angles[2] = k;
963                 CSQC_R_RecalcView();
964                 break;
965         case VF_DRAWWORLD:
966                 cl.csqc_vidvars.drawworld = ((k != 0) && r_drawworld.integer);
967                 break;
968         case VF_DRAWENGINESBAR:
969                 cl.csqc_vidvars.drawenginesbar = k != 0;
970                 break;
971         case VF_DRAWCROSSHAIR:
972                 cl.csqc_vidvars.drawcrosshair = k != 0;
973                 break;
974         case VF_CL_VIEWANGLES:
975                 VectorCopy(f, cl.viewangles);
976                 break;
977         case VF_CL_VIEWANGLES_X:
978                 cl.viewangles[0] = k;
979                 break;
980         case VF_CL_VIEWANGLES_Y:
981                 cl.viewangles[1] = k;
982                 break;
983         case VF_CL_VIEWANGLES_Z:
984                 cl.viewangles[2] = k;
985                 break;
986         case VF_PERSPECTIVE:
987                 r_refdef.view.useperspective = k != 0;
988                 break;
989         case VF_CLEARSCREEN:
990                 r_refdef.view.isoverlay = !k;
991                 break;
992         default:
993                 PRVM_G_FLOAT(OFS_RETURN) = 0;
994                 VM_Warning("VM_CL_R_SetView : unknown parm %i\n", c);
995                 return;
996         }
997         PRVM_G_FLOAT(OFS_RETURN) = 1;
998 }
999
1000 //#305 void(vector org, float radius, vector lightcolours[, float style, string cubemapname, float pflags]) adddynamiclight (EXT_CSQC)
1001 void VM_CL_R_AddDynamicLight (void)
1002 {
1003         double t = Sys_DoubleTime();
1004         vec_t *org;
1005         float radius = 300;
1006         vec_t *col;
1007         int style = -1;
1008         const char *cubemapname = NULL;
1009         int pflags = PFLAGS_CORONA | PFLAGS_FULLDYNAMIC;
1010         float coronaintensity = 1;
1011         float coronasizescale = 0.25;
1012         qboolean castshadow = true;
1013         float ambientscale = 0;
1014         float diffusescale = 1;
1015         float specularscale = 1;
1016         matrix4x4_t matrix;
1017         vec3_t forward, left, up;
1018         VM_SAFEPARMCOUNTRANGE(3, 8, VM_CL_R_AddDynamicLight);
1019
1020         // if we've run out of dlights, just return
1021         if (r_refdef.scene.numlights >= MAX_DLIGHTS)
1022                 return;
1023
1024         org = PRVM_G_VECTOR(OFS_PARM0);
1025         radius = PRVM_G_FLOAT(OFS_PARM1);
1026         col = PRVM_G_VECTOR(OFS_PARM2);
1027         if (prog->argc >= 4)
1028         {
1029                 style = (int)PRVM_G_FLOAT(OFS_PARM3);
1030                 if (style >= MAX_LIGHTSTYLES)
1031                 {
1032                         Con_DPrintf("VM_CL_R_AddDynamicLight: out of bounds lightstyle index %i\n", style);
1033                         style = -1;
1034                 }
1035         }
1036         if (prog->argc >= 5)
1037                 cubemapname = PRVM_G_STRING(OFS_PARM4);
1038         if (prog->argc >= 6)
1039                 pflags = (int)PRVM_G_FLOAT(OFS_PARM5);
1040         coronaintensity = (pflags & PFLAGS_CORONA) != 0;
1041         castshadow = (pflags & PFLAGS_NOSHADOW) == 0;
1042
1043         VectorScale(prog->globals.client->v_forward, radius, forward);
1044         VectorScale(prog->globals.client->v_right, -radius, left);
1045         VectorScale(prog->globals.client->v_up, radius, up);
1046         Matrix4x4_FromVectors(&matrix, forward, left, up, org);
1047
1048         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);
1049         r_refdef.scene.lights[r_refdef.scene.numlights] = &r_refdef.scene.templights[r_refdef.scene.numlights];r_refdef.scene.numlights++;
1050         prog->functions[prog->funcoffsets.CSQC_UpdateView].totaltime -= Sys_DoubleTime() - t;
1051 }
1052
1053 //============================================================================
1054
1055 //#310 vector (vector v) cs_unproject (EXT_CSQC)
1056 static void VM_CL_unproject (void)
1057 {
1058         float   *f;
1059         vec3_t  temp;
1060
1061         VM_SAFEPARMCOUNT(1, VM_CL_unproject);
1062         f = PRVM_G_VECTOR(OFS_PARM0);
1063         VectorSet(temp,
1064                 f[2],
1065                 (-1.0 + 2.0 * (f[0] / vid_conwidth.integer)) * f[2] * -r_refdef.view.frustum_x,
1066                 (-1.0 + 2.0 * (f[1] / vid_conheight.integer)) * f[2] * -r_refdef.view.frustum_y);
1067         if(v_flipped.integer)
1068                 temp[1] = -temp[1];
1069         Matrix4x4_Transform(&r_refdef.view.matrix, temp, PRVM_G_VECTOR(OFS_RETURN));
1070 }
1071
1072 //#311 vector (vector v) cs_project (EXT_CSQC)
1073 static void VM_CL_project (void)
1074 {
1075         float   *f;
1076         vec3_t  v;
1077         matrix4x4_t m;
1078
1079         VM_SAFEPARMCOUNT(1, VM_CL_project);
1080         f = PRVM_G_VECTOR(OFS_PARM0);
1081         Matrix4x4_Invert_Simple(&m, &r_refdef.view.matrix);
1082         Matrix4x4_Transform(&m, f, v);
1083         if(v_flipped.integer)
1084                 v[1] = -v[1];
1085         VectorSet(PRVM_G_VECTOR(OFS_RETURN),
1086                 vid_conwidth.integer * (0.5*(1.0+v[1]/v[0]/-r_refdef.view.frustum_x)),
1087                 vid_conheight.integer * (0.5*(1.0+v[2]/v[0]/-r_refdef.view.frustum_y)),
1088                 v[0]);
1089         // explanation:
1090         // after transforming, relative position to viewport (0..1) = 0.5 * (1 + v[2]/v[0]/-frustum_{x \or y})
1091         // as 2D drawing honors the viewport too, to get the same pixel, we simply multiply this by conwidth/height
1092 }
1093
1094 //#330 float(float stnum) getstatf (EXT_CSQC)
1095 static void VM_CL_getstatf (void)
1096 {
1097         int i;
1098         union
1099         {
1100                 float f;
1101                 int l;
1102         }dat;
1103         VM_SAFEPARMCOUNT(1, VM_CL_getstatf);
1104         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1105         if(i < 0 || i >= MAX_CL_STATS)
1106         {
1107                 VM_Warning("VM_CL_getstatf: index>=MAX_CL_STATS or index<0\n");
1108                 return;
1109         }
1110         dat.l = cl.stats[i];
1111         PRVM_G_FLOAT(OFS_RETURN) =  dat.f;
1112 }
1113
1114 //#331 float(float stnum) getstati (EXT_CSQC)
1115 static void VM_CL_getstati (void)
1116 {
1117         int i, index;
1118         int firstbit, bitcount;
1119
1120         VM_SAFEPARMCOUNTRANGE(1, 3, VM_CL_getstati);
1121
1122         index = (int)PRVM_G_FLOAT(OFS_PARM0);
1123         if (prog->argc > 1)
1124         {
1125                 firstbit = (int)PRVM_G_FLOAT(OFS_PARM1);
1126                 if (prog->argc > 2)
1127                         bitcount = (int)PRVM_G_FLOAT(OFS_PARM2);
1128                 else
1129                         bitcount = 1;
1130         }
1131         else
1132         {
1133                 firstbit = 0;
1134                 bitcount = 32;
1135         }
1136
1137         if(index < 0 || index >= MAX_CL_STATS)
1138         {
1139                 VM_Warning("VM_CL_getstati: index>=MAX_CL_STATS or index<0\n");
1140                 return;
1141         }
1142         i = cl.stats[index];
1143         if (bitcount != 32)     //32 causes the mask to overflow, so there's nothing to subtract from.
1144                 i = (((unsigned int)i)&(((1<<bitcount)-1)<<firstbit))>>firstbit;
1145         PRVM_G_FLOAT(OFS_RETURN) = i;
1146 }
1147
1148 //#332 string(float firststnum) getstats (EXT_CSQC)
1149 static void VM_CL_getstats (void)
1150 {
1151         int i;
1152         char t[17];
1153         VM_SAFEPARMCOUNT(1, VM_CL_getstats);
1154         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1155         if(i < 0 || i > MAX_CL_STATS-4)
1156         {
1157                 PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1158                 VM_Warning("VM_CL_getstats: index>MAX_CL_STATS-4 or index<0\n");
1159                 return;
1160         }
1161         strlcpy(t, (char*)&cl.stats[i], sizeof(t));
1162         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(t);
1163 }
1164
1165 //#333 void(entity e, float mdlindex) setmodelindex (EXT_CSQC)
1166 static void VM_CL_setmodelindex (void)
1167 {
1168         int                             i;
1169         prvm_edict_t    *t;
1170         struct model_s  *model;
1171
1172         VM_SAFEPARMCOUNT(2, VM_CL_setmodelindex);
1173
1174         t = PRVM_G_EDICT(OFS_PARM0);
1175
1176         i = (int)PRVM_G_FLOAT(OFS_PARM1);
1177
1178         t->fields.client->model = 0;
1179         t->fields.client->modelindex = 0;
1180
1181         if (!i)
1182                 return;
1183
1184         model = CL_GetModelByIndex(i);
1185         if (!model)
1186         {
1187                 VM_Warning("VM_CL_setmodelindex: null model\n");
1188                 return;
1189         }
1190         t->fields.client->model = PRVM_SetEngineString(model->name);
1191         t->fields.client->modelindex = i;
1192
1193         // TODO: check if this breaks needed consistency and maybe add a cvar for it too?? [1/10/2008 Black]
1194         if (model)
1195         {
1196                 SetMinMaxSize (t, model->normalmins, model->normalmaxs);
1197         }
1198         else
1199                 SetMinMaxSize (t, vec3_origin, vec3_origin);
1200 }
1201
1202 //#334 string(float mdlindex) modelnameforindex (EXT_CSQC)
1203 static void VM_CL_modelnameforindex (void)
1204 {
1205         dp_model_t *model;
1206
1207         VM_SAFEPARMCOUNT(1, VM_CL_modelnameforindex);
1208
1209         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1210         model = CL_GetModelByIndex((int)PRVM_G_FLOAT(OFS_PARM0));
1211         PRVM_G_INT(OFS_RETURN) = model ? PRVM_SetEngineString(model->name) : 0;
1212 }
1213
1214 //#335 float(string effectname) particleeffectnum (EXT_CSQC)
1215 static void VM_CL_particleeffectnum (void)
1216 {
1217         int                     i;
1218         VM_SAFEPARMCOUNT(1, VM_CL_particleeffectnum);
1219         i = CL_ParticleEffectIndexForName(PRVM_G_STRING(OFS_PARM0));
1220         if (i == 0)
1221                 i = -1;
1222         PRVM_G_FLOAT(OFS_RETURN) = i;
1223 }
1224
1225 // #336 void(entity ent, float effectnum, vector start, vector end[, float color]) trailparticles (EXT_CSQC)
1226 static void VM_CL_trailparticles (void)
1227 {
1228         int                             i;
1229         float                   *start, *end;
1230         prvm_edict_t    *t;
1231         VM_SAFEPARMCOUNTRANGE(4, 5, VM_CL_trailparticles);
1232
1233         t = PRVM_G_EDICT(OFS_PARM0);
1234         i               = (int)PRVM_G_FLOAT(OFS_PARM1);
1235         start   = PRVM_G_VECTOR(OFS_PARM2);
1236         end             = PRVM_G_VECTOR(OFS_PARM3);
1237
1238         if (i < 0)
1239                 return;
1240         CL_ParticleEffect(i, 1, start, end, t->fields.client->velocity, t->fields.client->velocity, NULL, prog->argc >= 5 ? (int)PRVM_G_FLOAT(OFS_PARM4) : 0);
1241 }
1242
1243 //#337 void(float effectnum, vector origin, vector dir, float count[, float color]) pointparticles (EXT_CSQC)
1244 static void VM_CL_pointparticles (void)
1245 {
1246         int                     i;
1247         float n;
1248         float           *f, *v;
1249         VM_SAFEPARMCOUNTRANGE(4, 5, VM_CL_pointparticles);
1250         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1251         f = PRVM_G_VECTOR(OFS_PARM1);
1252         v = PRVM_G_VECTOR(OFS_PARM2);
1253         n = PRVM_G_FLOAT(OFS_PARM3);
1254         if (i < 0)
1255                 return;
1256         CL_ParticleEffect(i, n, f, f, v, v, NULL, prog->argc >= 5 ? (int)PRVM_G_FLOAT(OFS_PARM4) : 0);
1257 }
1258
1259 //#502 void(float effectnum, entity own, vector origin_from, vector origin_to, vector dir_from, vector dir_to, float count, float extflags) boxparticles (DP_CSQC_BOXPARTICLES)
1260 static void VM_CL_boxparticles (void)
1261 {
1262         int effectnum;
1263         // prvm_edict_t *own;
1264         float *origin_from, *origin_to, *dir_from, *dir_to;
1265         float count;
1266         int flags;
1267         float tintmins[4], tintmaxs[4];
1268         prvm_eval_t *val;
1269         VM_SAFEPARMCOUNTRANGE(7, 8, VM_CL_boxparticles);
1270
1271         effectnum = (int)PRVM_G_FLOAT(OFS_PARM0);
1272         // own = PRVM_G_EDICT(OFS_PARM1); // TODO find use for this
1273         origin_from = PRVM_G_VECTOR(OFS_PARM2);
1274         origin_to = PRVM_G_VECTOR(OFS_PARM3);
1275         dir_from = PRVM_G_VECTOR(OFS_PARM4);
1276         dir_to = PRVM_G_VECTOR(OFS_PARM5);
1277         count = PRVM_G_FLOAT(OFS_PARM6);
1278         if(prog->argc >= 8)
1279                 flags = PRVM_G_FLOAT(OFS_PARM7);
1280         else
1281                 flags = 0;
1282         Vector4Set(tintmins, 1, 1, 1, 1);
1283         Vector4Set(tintmaxs, 1, 1, 1, 1);
1284         if(flags & 1) // read alpha
1285         {
1286                 if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.particles_alphamin)))
1287                         tintmins[3] = val->_float;
1288                 if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.particles_alphamax)))
1289                         tintmaxs[3] = val->_float;
1290         }
1291         if(flags & 2) // read color
1292         {
1293                 if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.particles_colormin)))
1294                         VectorCopy(val->vector, tintmins);
1295                 if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.particles_colormax)))
1296                         VectorCopy(val->vector, tintmaxs);
1297         }
1298         if (effectnum < 0)
1299                 return;
1300         CL_ParticleTrail(effectnum, count, origin_from, origin_to, dir_from, dir_to, NULL, 0, true, true, tintmins, tintmaxs);
1301 }
1302
1303 //#531 void(float pause) setpause
1304 static void VM_CL_setpause(void) 
1305 {
1306         VM_SAFEPARMCOUNT(1, VM_CL_setpause);
1307         if ((int)PRVM_G_FLOAT(OFS_PARM0) != 0)
1308                 cl.csqc_paused = true;
1309         else
1310                 cl.csqc_paused = false;
1311 }
1312
1313 //#343 void(float usecursor) setcursormode (EXT_CSQC)
1314 static void VM_CL_setcursormode (void)
1315 {
1316         VM_SAFEPARMCOUNT(1, VM_CL_setcursormode);
1317         cl.csqc_wantsmousemove = PRVM_G_FLOAT(OFS_PARM0) != 0;
1318         cl_ignoremousemoves = 2;
1319 }
1320
1321 //#344 vector() getmousepos (EXT_CSQC)
1322 static void VM_CL_getmousepos(void)
1323 {
1324         VM_SAFEPARMCOUNT(0,VM_CL_getmousepos);
1325
1326         if (key_consoleactive || key_dest != key_game)
1327                 VectorSet(PRVM_G_VECTOR(OFS_RETURN), 0, 0, 0);
1328         else if (cl.csqc_wantsmousemove)
1329                 VectorSet(PRVM_G_VECTOR(OFS_RETURN), in_windowmouse_x * vid_conwidth.integer / vid.width, in_windowmouse_y * vid_conheight.integer / vid.height, 0);
1330         else
1331                 VectorSet(PRVM_G_VECTOR(OFS_RETURN), in_mouse_x * vid_conwidth.integer / vid.width, in_mouse_y * vid_conheight.integer / vid.height, 0);
1332 }
1333
1334 //#345 float(float framenum) getinputstate (EXT_CSQC)
1335 static void VM_CL_getinputstate (void)
1336 {
1337         int i, frame;
1338         VM_SAFEPARMCOUNT(1, VM_CL_getinputstate);
1339         frame = (int)PRVM_G_FLOAT(OFS_PARM0);
1340         PRVM_G_FLOAT(OFS_RETURN) = false;
1341         for (i = 0;i < CL_MAX_USERCMDS;i++)
1342         {
1343                 if (cl.movecmd[i].sequence == frame)
1344                 {
1345                         VectorCopy(cl.movecmd[i].viewangles, prog->globals.client->input_angles);
1346                         prog->globals.client->input_buttons = cl.movecmd[i].buttons; // FIXME: this should not be directly exposed to csqc (translation layer needed?)
1347                         prog->globals.client->input_movevalues[0] = cl.movecmd[i].forwardmove;
1348                         prog->globals.client->input_movevalues[1] = cl.movecmd[i].sidemove;
1349                         prog->globals.client->input_movevalues[2] = cl.movecmd[i].upmove;
1350                         prog->globals.client->input_timelength = cl.movecmd[i].frametime;
1351                         if(cl.movecmd[i].crouch)
1352                         {
1353                                 VectorCopy(cl.playercrouchmins, prog->globals.client->pmove_mins);
1354                                 VectorCopy(cl.playercrouchmaxs, prog->globals.client->pmove_maxs);
1355                         }
1356                         else
1357                         {
1358                                 VectorCopy(cl.playerstandmins, prog->globals.client->pmove_mins);
1359                                 VectorCopy(cl.playerstandmaxs, prog->globals.client->pmove_maxs);
1360                         }
1361                         PRVM_G_FLOAT(OFS_RETURN) = true;
1362                 }
1363         }
1364 }
1365
1366 //#346 void(float sens) setsensitivityscaler (EXT_CSQC)
1367 static void VM_CL_setsensitivityscale (void)
1368 {
1369         VM_SAFEPARMCOUNT(1, VM_CL_setsensitivityscale);
1370         cl.sensitivityscale = PRVM_G_FLOAT(OFS_PARM0);
1371 }
1372
1373 //#347 void() runstandardplayerphysics (EXT_CSQC)
1374 static void VM_CL_runplayerphysics (void)
1375 {
1376 }
1377
1378 //#348 string(float playernum, string keyname) getplayerkeyvalue (EXT_CSQC)
1379 static void VM_CL_getplayerkey (void)
1380 {
1381         int                     i;
1382         char            t[128];
1383         const char      *c;
1384
1385         VM_SAFEPARMCOUNT(2, VM_CL_getplayerkey);
1386
1387         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1388         c = PRVM_G_STRING(OFS_PARM1);
1389         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1390         Sbar_SortFrags();
1391
1392         if (i < 0)
1393                 i = Sbar_GetSortedPlayerIndex(-1-i);
1394         if(i < 0 || i >= cl.maxclients)
1395                 return;
1396
1397         t[0] = 0;
1398
1399         if(!strcasecmp(c, "name"))
1400                 strlcpy(t, cl.scores[i].name, sizeof(t));
1401         else
1402                 if(!strcasecmp(c, "frags"))
1403                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].frags);
1404         else
1405                 if(!strcasecmp(c, "ping"))
1406                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].qw_ping);
1407         else
1408                 if(!strcasecmp(c, "pl"))
1409                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].qw_packetloss);
1410         else
1411                 if(!strcasecmp(c, "movementloss"))
1412                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].qw_movementloss);
1413         else
1414                 if(!strcasecmp(c, "entertime"))
1415                         dpsnprintf(t, sizeof(t), "%f", cl.scores[i].qw_entertime);
1416         else
1417                 if(!strcasecmp(c, "colors"))
1418                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].colors);
1419         else
1420                 if(!strcasecmp(c, "topcolor"))
1421                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].colors & 0xf0);
1422         else
1423                 if(!strcasecmp(c, "bottomcolor"))
1424                         dpsnprintf(t, sizeof(t), "%i", (cl.scores[i].colors &15)<<4);
1425         else
1426                 if(!strcasecmp(c, "viewentity"))
1427                         dpsnprintf(t, sizeof(t), "%i", i+1);
1428         if(!t[0])
1429                 return;
1430         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(t);
1431 }
1432
1433 //#351 void(vector origin, vector forward, vector right, vector up) SetListener (EXT_CSQC)
1434 static void VM_CL_setlistener (void)
1435 {
1436         VM_SAFEPARMCOUNT(4, VM_CL_setlistener);
1437         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));
1438         cl.csqc_usecsqclistener = true; //use csqc listener at this frame
1439 }
1440
1441 //#352 void(string cmdname) registercommand (EXT_CSQC)
1442 static void VM_CL_registercmd (void)
1443 {
1444         char *t;
1445         VM_SAFEPARMCOUNT(1, VM_CL_registercmd);
1446         if(!Cmd_Exists(PRVM_G_STRING(OFS_PARM0)))
1447         {
1448                 size_t alloclen;
1449
1450                 alloclen = strlen(PRVM_G_STRING(OFS_PARM0)) + 1;
1451                 t = (char *)Z_Malloc(alloclen);
1452                 memcpy(t, PRVM_G_STRING(OFS_PARM0), alloclen);
1453                 Cmd_AddCommand(t, NULL, "console command created by QuakeC");
1454         }
1455         else
1456                 Cmd_AddCommand(PRVM_G_STRING(OFS_PARM0), NULL, "console command created by QuakeC");
1457
1458 }
1459
1460 //#360 float() readbyte (EXT_CSQC)
1461 static void VM_CL_ReadByte (void)
1462 {
1463         VM_SAFEPARMCOUNT(0, VM_CL_ReadByte);
1464         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadByte();
1465 }
1466
1467 //#361 float() readchar (EXT_CSQC)
1468 static void VM_CL_ReadChar (void)
1469 {
1470         VM_SAFEPARMCOUNT(0, VM_CL_ReadChar);
1471         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadChar();
1472 }
1473
1474 //#362 float() readshort (EXT_CSQC)
1475 static void VM_CL_ReadShort (void)
1476 {
1477         VM_SAFEPARMCOUNT(0, VM_CL_ReadShort);
1478         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadShort();
1479 }
1480
1481 //#363 float() readlong (EXT_CSQC)
1482 static void VM_CL_ReadLong (void)
1483 {
1484         VM_SAFEPARMCOUNT(0, VM_CL_ReadLong);
1485         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadLong();
1486 }
1487
1488 //#364 float() readcoord (EXT_CSQC)
1489 static void VM_CL_ReadCoord (void)
1490 {
1491         VM_SAFEPARMCOUNT(0, VM_CL_ReadCoord);
1492         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadCoord(cls.protocol);
1493 }
1494
1495 //#365 float() readangle (EXT_CSQC)
1496 static void VM_CL_ReadAngle (void)
1497 {
1498         VM_SAFEPARMCOUNT(0, VM_CL_ReadAngle);
1499         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadAngle(cls.protocol);
1500 }
1501
1502 //#366 string() readstring (EXT_CSQC)
1503 static void VM_CL_ReadString (void)
1504 {
1505         VM_SAFEPARMCOUNT(0, VM_CL_ReadString);
1506         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(MSG_ReadString());
1507 }
1508
1509 //#367 float() readfloat (EXT_CSQC)
1510 static void VM_CL_ReadFloat (void)
1511 {
1512         VM_SAFEPARMCOUNT(0, VM_CL_ReadFloat);
1513         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadFloat();
1514 }
1515
1516 //#501 string() readpicture (DP_CSQC_READWRITEPICTURE)
1517 extern cvar_t cl_readpicture_force;
1518 static void VM_CL_ReadPicture (void)
1519 {
1520         const char *name;
1521         unsigned char *data;
1522         unsigned char *buf;
1523         int size;
1524         int i;
1525         cachepic_t *pic;
1526
1527         VM_SAFEPARMCOUNT(0, VM_CL_ReadPicture);
1528
1529         name = MSG_ReadString();
1530         size = MSG_ReadShort();
1531
1532         // check if a texture of that name exists
1533         // if yes, it is used and the data is discarded
1534         // if not, the (low quality) data is used to build a new texture, whose name will get returned
1535
1536         pic = Draw_CachePic_Flags (name, CACHEPICFLAG_NOTPERSISTENT);
1537
1538         if(size)
1539         {
1540                 if(pic->tex == r_texture_notexture)
1541                         pic->tex = NULL; // don't overwrite the notexture by Draw_NewPic
1542                 if(pic->tex && !cl_readpicture_force.integer)
1543                 {
1544                         // texture found and loaded
1545                         // skip over the jpeg as we don't need it
1546                         for(i = 0; i < size; ++i)
1547                                 MSG_ReadByte();
1548                 }
1549                 else
1550                 {
1551                         // texture not found
1552                         // use the attached jpeg as texture
1553                         buf = (unsigned char *) Mem_Alloc(tempmempool, size);
1554                         MSG_ReadBytes(size, buf);
1555                         data = JPEG_LoadImage_BGRA(buf, size, NULL);
1556                         Mem_Free(buf);
1557                         Draw_NewPic(name, image_width, image_height, false, data);
1558                         Mem_Free(data);
1559                 }
1560         }
1561
1562         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(name);
1563 }
1564
1565 //////////////////////////////////////////////////////////
1566
1567 static void VM_CL_makestatic (void)
1568 {
1569         prvm_edict_t *ent;
1570
1571         VM_SAFEPARMCOUNT(1, VM_CL_makestatic);
1572
1573         ent = PRVM_G_EDICT(OFS_PARM0);
1574         if (ent == prog->edicts)
1575         {
1576                 VM_Warning("makestatic: can not modify world entity\n");
1577                 return;
1578         }
1579         if (ent->priv.server->free)
1580         {
1581                 VM_Warning("makestatic: can not modify free entity\n");
1582                 return;
1583         }
1584
1585         if (cl.num_static_entities < cl.max_static_entities)
1586         {
1587                 int renderflags;
1588                 prvm_eval_t *val;
1589                 entity_t *staticent = &cl.static_entities[cl.num_static_entities++];
1590
1591                 // copy it to the current state
1592                 memset(staticent, 0, sizeof(*staticent));
1593                 staticent->render.model = CL_GetModelByIndex((int)ent->fields.client->modelindex);
1594                 staticent->render.framegroupblend[0].frame = (int)ent->fields.client->frame;
1595                 staticent->render.framegroupblend[0].lerp = 1;
1596                 // make torchs play out of sync
1597                 staticent->render.framegroupblend[0].start = lhrandom(-10, -1);
1598                 staticent->render.skinnum = (int)ent->fields.client->skin;
1599                 staticent->render.effects = (int)ent->fields.client->effects;
1600                 staticent->render.alpha = 1;
1601                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.alpha)) && val->_float) staticent->render.alpha = val->_float;
1602                 staticent->render.scale = 1;
1603                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.scale)) && val->_float) staticent->render.scale = val->_float;
1604                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.colormod)) && VectorLength2(val->vector)) VectorCopy(val->vector, staticent->render.colormod);
1605                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.glowmod)) && VectorLength2(val->vector)) VectorCopy(val->vector, staticent->render.glowmod);
1606                 if (!VectorLength2(staticent->render.colormod))
1607                         VectorSet(staticent->render.colormod, 1, 1, 1);
1608                 if (!VectorLength2(staticent->render.glowmod))
1609                         VectorSet(staticent->render.glowmod, 1, 1, 1);
1610
1611                 renderflags = 0;
1612                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.renderflags)) && val->_float) renderflags = (int)val->_float;
1613                 if (renderflags & RF_USEAXIS)
1614                 {
1615                         vec3_t left;
1616                         VectorNegate(prog->globals.client->v_right, left);
1617                         Matrix4x4_FromVectors(&staticent->render.matrix, prog->globals.client->v_forward, left, prog->globals.client->v_up, ent->fields.client->origin);
1618                         Matrix4x4_Scale(&staticent->render.matrix, staticent->render.scale, 1);
1619                 }
1620                 else
1621                         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);
1622
1623                 // either fullbright or lit
1624                 if(!r_fullbright.integer)
1625                 {
1626                         if (!(staticent->render.effects & EF_FULLBRIGHT))
1627                                 staticent->render.flags |= RENDER_LIGHT;
1628                         else if(r_equalize_entities_fullbright.integer)
1629                                 staticent->render.flags |= RENDER_LIGHT | RENDER_EQUALIZE;
1630                 }
1631                 // turn off shadows from transparent objects
1632                 if (!(staticent->render.effects & (EF_NOSHADOW | EF_ADDITIVE | EF_NODEPTHTEST)) && (staticent->render.alpha >= 1))
1633                         staticent->render.flags |= RENDER_SHADOW;
1634                 if (staticent->render.effects & EF_NODEPTHTEST)
1635                         staticent->render.flags |= RENDER_NODEPTHTEST;
1636                 if (staticent->render.effects & EF_ADDITIVE)
1637                         staticent->render.flags |= RENDER_ADDITIVE;
1638                 if (staticent->render.effects & EF_DOUBLESIDED)
1639                         staticent->render.flags |= RENDER_DOUBLESIDED;
1640
1641                 staticent->render.allowdecals = true;
1642                 CL_UpdateRenderEntity(&staticent->render);
1643         }
1644         else
1645                 Con_Printf("Too many static entities");
1646
1647 // throw the entity away now
1648         PRVM_ED_Free (ent);
1649 }
1650
1651 //=================================================================//
1652
1653 /*
1654 =================
1655 VM_CL_copyentity
1656
1657 copies data from one entity to another
1658
1659 copyentity(src, dst)
1660 =================
1661 */
1662 static void VM_CL_copyentity (void)
1663 {
1664         prvm_edict_t *in, *out;
1665         VM_SAFEPARMCOUNT(2, VM_CL_copyentity);
1666         in = PRVM_G_EDICT(OFS_PARM0);
1667         if (in == prog->edicts)
1668         {
1669                 VM_Warning("copyentity: can not read world entity\n");
1670                 return;
1671         }
1672         if (in->priv.server->free)
1673         {
1674                 VM_Warning("copyentity: can not read free entity\n");
1675                 return;
1676         }
1677         out = PRVM_G_EDICT(OFS_PARM1);
1678         if (out == prog->edicts)
1679         {
1680                 VM_Warning("copyentity: can not modify world entity\n");
1681                 return;
1682         }
1683         if (out->priv.server->free)
1684         {
1685                 VM_Warning("copyentity: can not modify free entity\n");
1686                 return;
1687         }
1688         memcpy(out->fields.vp, in->fields.vp, prog->progs->entityfields * 4);
1689         CL_LinkEdict(out);
1690 }
1691
1692 //=================================================================//
1693
1694 // #404 void(vector org, string modelname, float startframe, float endframe, float framerate) effect (DP_SV_EFFECT)
1695 static void VM_CL_effect (void)
1696 {
1697         VM_SAFEPARMCOUNT(5, VM_CL_effect);
1698         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));
1699 }
1700
1701 // #405 void(vector org, vector velocity, float howmany) te_blood (DP_TE_BLOOD)
1702 static void VM_CL_te_blood (void)
1703 {
1704         float   *pos;
1705         vec3_t  pos2;
1706         VM_SAFEPARMCOUNT(3, VM_CL_te_blood);
1707         if (PRVM_G_FLOAT(OFS_PARM2) < 1)
1708                 return;
1709         pos = PRVM_G_VECTOR(OFS_PARM0);
1710         CL_FindNonSolidLocation(pos, pos2, 4);
1711         CL_ParticleEffect(EFFECT_TE_BLOOD, PRVM_G_FLOAT(OFS_PARM2), pos2, pos2, PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM1), NULL, 0);
1712 }
1713
1714 // #406 void(vector mincorner, vector maxcorner, float explosionspeed, float howmany) te_bloodshower (DP_TE_BLOODSHOWER)
1715 static void VM_CL_te_bloodshower (void)
1716 {
1717         vec_t speed;
1718         vec3_t vel1, vel2;
1719         VM_SAFEPARMCOUNT(4, VM_CL_te_bloodshower);
1720         if (PRVM_G_FLOAT(OFS_PARM3) < 1)
1721                 return;
1722         speed = PRVM_G_FLOAT(OFS_PARM2);
1723         vel1[0] = -speed;
1724         vel1[1] = -speed;
1725         vel1[2] = -speed;
1726         vel2[0] = speed;
1727         vel2[1] = speed;
1728         vel2[2] = speed;
1729         CL_ParticleEffect(EFFECT_TE_BLOOD, PRVM_G_FLOAT(OFS_PARM3), PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), vel1, vel2, NULL, 0);
1730 }
1731
1732 // #407 void(vector org, vector color) te_explosionrgb (DP_TE_EXPLOSIONRGB)
1733 static void VM_CL_te_explosionrgb (void)
1734 {
1735         float           *pos;
1736         vec3_t          pos2;
1737         matrix4x4_t     tempmatrix;
1738         VM_SAFEPARMCOUNT(2, VM_CL_te_explosionrgb);
1739         pos = PRVM_G_VECTOR(OFS_PARM0);
1740         CL_FindNonSolidLocation(pos, pos2, 10);
1741         CL_ParticleExplosion(pos2);
1742         Matrix4x4_CreateTranslate(&tempmatrix, pos2[0], pos2[1], pos2[2]);
1743         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);
1744 }
1745
1746 // #408 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color, float gravityflag, float randomveljitter) te_particlecube (DP_TE_PARTICLECUBE)
1747 static void VM_CL_te_particlecube (void)
1748 {
1749         VM_SAFEPARMCOUNT(7, VM_CL_te_particlecube);
1750         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));
1751 }
1752
1753 // #409 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color) te_particlerain (DP_TE_PARTICLERAIN)
1754 static void VM_CL_te_particlerain (void)
1755 {
1756         VM_SAFEPARMCOUNT(5, VM_CL_te_particlerain);
1757         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);
1758 }
1759
1760 // #410 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color) te_particlesnow (DP_TE_PARTICLESNOW)
1761 static void VM_CL_te_particlesnow (void)
1762 {
1763         VM_SAFEPARMCOUNT(5, VM_CL_te_particlesnow);
1764         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);
1765 }
1766
1767 // #411 void(vector org, vector vel, float howmany) te_spark
1768 static void VM_CL_te_spark (void)
1769 {
1770         float           *pos;
1771         vec3_t          pos2;
1772         VM_SAFEPARMCOUNT(3, VM_CL_te_spark);
1773
1774         pos = PRVM_G_VECTOR(OFS_PARM0);
1775         CL_FindNonSolidLocation(pos, pos2, 4);
1776         CL_ParticleEffect(EFFECT_TE_SPARK, PRVM_G_FLOAT(OFS_PARM2), pos2, pos2, PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM1), NULL, 0);
1777 }
1778
1779 extern cvar_t cl_sound_ric_gunshot;
1780 // #412 void(vector org) te_gunshotquad (DP_QUADEFFECTS1)
1781 static void VM_CL_te_gunshotquad (void)
1782 {
1783         float           *pos;
1784         vec3_t          pos2;
1785         int                     rnd;
1786         VM_SAFEPARMCOUNT(1, VM_CL_te_gunshotquad);
1787
1788         pos = PRVM_G_VECTOR(OFS_PARM0);
1789         CL_FindNonSolidLocation(pos, pos2, 4);
1790         CL_ParticleEffect(EFFECT_TE_GUNSHOTQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1791         if(cl_sound_ric_gunshot.integer >= 2)
1792         {
1793                 if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1794                 else
1795                 {
1796                         rnd = rand() & 3;
1797                         if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1798                         else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1799                         else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1800                 }
1801         }
1802 }
1803
1804 // #413 void(vector org) te_spikequad (DP_QUADEFFECTS1)
1805 static void VM_CL_te_spikequad (void)
1806 {
1807         float           *pos;
1808         vec3_t          pos2;
1809         int                     rnd;
1810         VM_SAFEPARMCOUNT(1, VM_CL_te_spikequad);
1811
1812         pos = PRVM_G_VECTOR(OFS_PARM0);
1813         CL_FindNonSolidLocation(pos, pos2, 4);
1814         CL_ParticleEffect(EFFECT_TE_SPIKEQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1815         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1816         else
1817         {
1818                 rnd = rand() & 3;
1819                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1820                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1821                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1822         }
1823 }
1824
1825 // #414 void(vector org) te_superspikequad (DP_QUADEFFECTS1)
1826 static void VM_CL_te_superspikequad (void)
1827 {
1828         float           *pos;
1829         vec3_t          pos2;
1830         int                     rnd;
1831         VM_SAFEPARMCOUNT(1, VM_CL_te_superspikequad);
1832
1833         pos = PRVM_G_VECTOR(OFS_PARM0);
1834         CL_FindNonSolidLocation(pos, pos2, 4);
1835         CL_ParticleEffect(EFFECT_TE_SUPERSPIKEQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1836         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
1837         else
1838         {
1839                 rnd = rand() & 3;
1840                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1841                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1842                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1843         }
1844 }
1845
1846 // #415 void(vector org) te_explosionquad (DP_QUADEFFECTS1)
1847 static void VM_CL_te_explosionquad (void)
1848 {
1849         float           *pos;
1850         vec3_t          pos2;
1851         VM_SAFEPARMCOUNT(1, VM_CL_te_explosionquad);
1852
1853         pos = PRVM_G_VECTOR(OFS_PARM0);
1854         CL_FindNonSolidLocation(pos, pos2, 10);
1855         CL_ParticleEffect(EFFECT_TE_EXPLOSIONQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1856         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
1857 }
1858
1859 // #416 void(vector org) te_smallflash (DP_TE_SMALLFLASH)
1860 static void VM_CL_te_smallflash (void)
1861 {
1862         float           *pos;
1863         vec3_t          pos2;
1864         VM_SAFEPARMCOUNT(1, VM_CL_te_smallflash);
1865
1866         pos = PRVM_G_VECTOR(OFS_PARM0);
1867         CL_FindNonSolidLocation(pos, pos2, 10);
1868         CL_ParticleEffect(EFFECT_TE_SMALLFLASH, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1869 }
1870
1871 // #417 void(vector org, float radius, float lifetime, vector color) te_customflash (DP_TE_CUSTOMFLASH)
1872 static void VM_CL_te_customflash (void)
1873 {
1874         float           *pos;
1875         vec3_t          pos2;
1876         matrix4x4_t     tempmatrix;
1877         VM_SAFEPARMCOUNT(4, VM_CL_te_customflash);
1878
1879         pos = PRVM_G_VECTOR(OFS_PARM0);
1880         CL_FindNonSolidLocation(pos, pos2, 4);
1881         Matrix4x4_CreateTranslate(&tempmatrix, pos2[0], pos2[1], pos2[2]);
1882         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);
1883 }
1884
1885 // #418 void(vector org) te_gunshot (DP_TE_STANDARDEFFECTBUILTINS)
1886 static void VM_CL_te_gunshot (void)
1887 {
1888         float           *pos;
1889         vec3_t          pos2;
1890         int                     rnd;
1891         VM_SAFEPARMCOUNT(1, VM_CL_te_gunshot);
1892
1893         pos = PRVM_G_VECTOR(OFS_PARM0);
1894         CL_FindNonSolidLocation(pos, pos2, 4);
1895         CL_ParticleEffect(EFFECT_TE_GUNSHOT, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1896         if(cl_sound_ric_gunshot.integer == 1 || cl_sound_ric_gunshot.integer == 3)
1897         {
1898                 if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1899                 else
1900                 {
1901                         rnd = rand() & 3;
1902                         if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1903                         else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1904                         else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1905                 }
1906         }
1907 }
1908
1909 // #419 void(vector org) te_spike (DP_TE_STANDARDEFFECTBUILTINS)
1910 static void VM_CL_te_spike (void)
1911 {
1912         float           *pos;
1913         vec3_t          pos2;
1914         int                     rnd;
1915         VM_SAFEPARMCOUNT(1, VM_CL_te_spike);
1916
1917         pos = PRVM_G_VECTOR(OFS_PARM0);
1918         CL_FindNonSolidLocation(pos, pos2, 4);
1919         CL_ParticleEffect(EFFECT_TE_SPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1920         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1921         else
1922         {
1923                 rnd = rand() & 3;
1924                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1925                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1926                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1927         }
1928 }
1929
1930 // #420 void(vector org) te_superspike (DP_TE_STANDARDEFFECTBUILTINS)
1931 static void VM_CL_te_superspike (void)
1932 {
1933         float           *pos;
1934         vec3_t          pos2;
1935         int                     rnd;
1936         VM_SAFEPARMCOUNT(1, VM_CL_te_superspike);
1937
1938         pos = PRVM_G_VECTOR(OFS_PARM0);
1939         CL_FindNonSolidLocation(pos, pos2, 4);
1940         CL_ParticleEffect(EFFECT_TE_SUPERSPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1941         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1942         else
1943         {
1944                 rnd = rand() & 3;
1945                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1946                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1947                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1948         }
1949 }
1950
1951 // #421 void(vector org) te_explosion (DP_TE_STANDARDEFFECTBUILTINS)
1952 static void VM_CL_te_explosion (void)
1953 {
1954         float           *pos;
1955         vec3_t          pos2;
1956         VM_SAFEPARMCOUNT(1, VM_CL_te_explosion);
1957
1958         pos = PRVM_G_VECTOR(OFS_PARM0);
1959         CL_FindNonSolidLocation(pos, pos2, 10);
1960         CL_ParticleEffect(EFFECT_TE_EXPLOSION, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1961         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
1962 }
1963
1964 // #422 void(vector org) te_tarexplosion (DP_TE_STANDARDEFFECTBUILTINS)
1965 static void VM_CL_te_tarexplosion (void)
1966 {
1967         float           *pos;
1968         vec3_t          pos2;
1969         VM_SAFEPARMCOUNT(1, VM_CL_te_tarexplosion);
1970
1971         pos = PRVM_G_VECTOR(OFS_PARM0);
1972         CL_FindNonSolidLocation(pos, pos2, 10);
1973         CL_ParticleEffect(EFFECT_TE_TAREXPLOSION, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1974         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
1975 }
1976
1977 // #423 void(vector org) te_wizspike (DP_TE_STANDARDEFFECTBUILTINS)
1978 static void VM_CL_te_wizspike (void)
1979 {
1980         float           *pos;
1981         vec3_t          pos2;
1982         VM_SAFEPARMCOUNT(1, VM_CL_te_wizspike);
1983
1984         pos = PRVM_G_VECTOR(OFS_PARM0);
1985         CL_FindNonSolidLocation(pos, pos2, 4);
1986         CL_ParticleEffect(EFFECT_TE_WIZSPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1987         S_StartSound(-1, 0, cl.sfx_wizhit, pos2, 1, 1);
1988 }
1989
1990 // #424 void(vector org) te_knightspike (DP_TE_STANDARDEFFECTBUILTINS)
1991 static void VM_CL_te_knightspike (void)
1992 {
1993         float           *pos;
1994         vec3_t          pos2;
1995         VM_SAFEPARMCOUNT(1, VM_CL_te_knightspike);
1996
1997         pos = PRVM_G_VECTOR(OFS_PARM0);
1998         CL_FindNonSolidLocation(pos, pos2, 4);
1999         CL_ParticleEffect(EFFECT_TE_KNIGHTSPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2000         S_StartSound(-1, 0, cl.sfx_knighthit, pos2, 1, 1);
2001 }
2002
2003 // #425 void(vector org) te_lavasplash (DP_TE_STANDARDEFFECTBUILTINS)
2004 static void VM_CL_te_lavasplash (void)
2005 {
2006         VM_SAFEPARMCOUNT(1, VM_CL_te_lavasplash);
2007         CL_ParticleEffect(EFFECT_TE_LAVASPLASH, 1, PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM0), vec3_origin, vec3_origin, NULL, 0);
2008 }
2009
2010 // #426 void(vector org) te_teleport (DP_TE_STANDARDEFFECTBUILTINS)
2011 static void VM_CL_te_teleport (void)
2012 {
2013         VM_SAFEPARMCOUNT(1, VM_CL_te_teleport);
2014         CL_ParticleEffect(EFFECT_TE_TELEPORT, 1, PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM0), vec3_origin, vec3_origin, NULL, 0);
2015 }
2016
2017 // #427 void(vector org, float colorstart, float colorlength) te_explosion2 (DP_TE_STANDARDEFFECTBUILTINS)
2018 static void VM_CL_te_explosion2 (void)
2019 {
2020         float           *pos;
2021         vec3_t          pos2, color;
2022         matrix4x4_t     tempmatrix;
2023         int                     colorStart, colorLength;
2024         unsigned char           *tempcolor;
2025         VM_SAFEPARMCOUNT(3, VM_CL_te_explosion2);
2026
2027         pos = PRVM_G_VECTOR(OFS_PARM0);
2028         colorStart = (int)PRVM_G_FLOAT(OFS_PARM1);
2029         colorLength = (int)PRVM_G_FLOAT(OFS_PARM2);
2030         CL_FindNonSolidLocation(pos, pos2, 10);
2031         CL_ParticleExplosion2(pos2, colorStart, colorLength);
2032         tempcolor = palette_rgb[(rand()%colorLength) + colorStart];
2033         color[0] = tempcolor[0] * (2.0f / 255.0f);
2034         color[1] = tempcolor[1] * (2.0f / 255.0f);
2035         color[2] = tempcolor[2] * (2.0f / 255.0f);
2036         Matrix4x4_CreateTranslate(&tempmatrix, pos2[0], pos2[1], pos2[2]);
2037         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);
2038         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
2039 }
2040
2041
2042 // #428 void(entity own, vector start, vector end) te_lightning1 (DP_TE_STANDARDEFFECTBUILTINS)
2043 static void VM_CL_te_lightning1 (void)
2044 {
2045         VM_SAFEPARMCOUNT(3, VM_CL_te_lightning1);
2046         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), cl.model_bolt, true);
2047 }
2048
2049 // #429 void(entity own, vector start, vector end) te_lightning2 (DP_TE_STANDARDEFFECTBUILTINS)
2050 static void VM_CL_te_lightning2 (void)
2051 {
2052         VM_SAFEPARMCOUNT(3, VM_CL_te_lightning2);
2053         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), cl.model_bolt2, true);
2054 }
2055
2056 // #430 void(entity own, vector start, vector end) te_lightning3 (DP_TE_STANDARDEFFECTBUILTINS)
2057 static void VM_CL_te_lightning3 (void)
2058 {
2059         VM_SAFEPARMCOUNT(3, VM_CL_te_lightning3);
2060         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), cl.model_bolt3, false);
2061 }
2062
2063 // #431 void(entity own, vector start, vector end) te_beam (DP_TE_STANDARDEFFECTBUILTINS)
2064 static void VM_CL_te_beam (void)
2065 {
2066         VM_SAFEPARMCOUNT(3, VM_CL_te_beam);
2067         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), cl.model_beam, false);
2068 }
2069
2070 // #433 void(vector org) te_plasmaburn (DP_TE_PLASMABURN)
2071 static void VM_CL_te_plasmaburn (void)
2072 {
2073         float           *pos;
2074         vec3_t          pos2;
2075         VM_SAFEPARMCOUNT(1, VM_CL_te_plasmaburn);
2076
2077         pos = PRVM_G_VECTOR(OFS_PARM0);
2078         CL_FindNonSolidLocation(pos, pos2, 4);
2079         CL_ParticleEffect(EFFECT_TE_PLASMABURN, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2080 }
2081
2082 // #457 void(vector org, vector velocity, float howmany) te_flamejet (DP_TE_FLAMEJET)
2083 static void VM_CL_te_flamejet (void)
2084 {
2085         float *pos;
2086         vec3_t pos2;
2087         VM_SAFEPARMCOUNT(3, VM_CL_te_flamejet);
2088         if (PRVM_G_FLOAT(OFS_PARM2) < 1)
2089                 return;
2090         pos = PRVM_G_VECTOR(OFS_PARM0);
2091         CL_FindNonSolidLocation(pos, pos2, 4);
2092         CL_ParticleEffect(EFFECT_TE_FLAMEJET, PRVM_G_FLOAT(OFS_PARM2), pos2, pos2, PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM1), NULL, 0);
2093 }
2094
2095
2096 // #443 void(entity e, entity tagentity, string tagname) setattachment
2097 void VM_CL_setattachment (void)
2098 {
2099         prvm_edict_t *e;
2100         prvm_edict_t *tagentity;
2101         const char *tagname;
2102         prvm_eval_t *v;
2103         int modelindex;
2104         dp_model_t *model;
2105         VM_SAFEPARMCOUNT(3, VM_CL_setattachment);
2106
2107         e = PRVM_G_EDICT(OFS_PARM0);
2108         tagentity = PRVM_G_EDICT(OFS_PARM1);
2109         tagname = PRVM_G_STRING(OFS_PARM2);
2110
2111         if (e == prog->edicts)
2112         {
2113                 VM_Warning("setattachment: can not modify world entity\n");
2114                 return;
2115         }
2116         if (e->priv.server->free)
2117         {
2118                 VM_Warning("setattachment: can not modify free entity\n");
2119                 return;
2120         }
2121
2122         if (tagentity == NULL)
2123                 tagentity = prog->edicts;
2124
2125         v = PRVM_EDICTFIELDVALUE(e, prog->fieldoffsets.tag_entity);
2126         if (v)
2127                 v->edict = PRVM_EDICT_TO_PROG(tagentity);
2128
2129         v = PRVM_EDICTFIELDVALUE(e, prog->fieldoffsets.tag_index);
2130         if (v)
2131                 v->_float = 0;
2132         if (tagentity != NULL && tagentity != prog->edicts && tagname && tagname[0])
2133         {
2134                 modelindex = (int)tagentity->fields.client->modelindex;
2135                 model = CL_GetModelByIndex(modelindex);
2136                 if (model)
2137                 {
2138                         v->_float = Mod_Alias_GetTagIndexForName(model, (int)tagentity->fields.client->skin, tagname);
2139                         if (v->_float == 0)
2140                                 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);
2141                 }
2142                 else
2143                         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));
2144         }
2145 }
2146
2147 /////////////////////////////////////////
2148 // DP_MD3_TAGINFO extension coded by VorteX
2149
2150 int CL_GetTagIndex (prvm_edict_t *e, const char *tagname)
2151 {
2152         dp_model_t *model = CL_GetModelFromEdict(e);
2153         if (model)
2154                 return Mod_Alias_GetTagIndexForName(model, (int)e->fields.client->skin, tagname);
2155         else
2156                 return -1;
2157 }
2158
2159 int CL_GetExtendedTagInfo (prvm_edict_t *e, int tagindex, int *parentindex, const char **tagname, matrix4x4_t *tag_localmatrix)
2160 {
2161         int r;
2162         dp_model_t *model;
2163
2164         *tagname = NULL;
2165         *parentindex = 0;
2166         Matrix4x4_CreateIdentity(tag_localmatrix);
2167
2168         if (tagindex >= 0
2169          && (model = CL_GetModelFromEdict(e))
2170          && model->animscenes)
2171         {
2172                 r = Mod_Alias_GetExtendedTagInfoForIndex(model, (int)e->fields.client->skin, e->priv.server->frameblend, &e->priv.server->skeleton, tagindex - 1, parentindex, tagname, tag_localmatrix);
2173
2174                 if(!r) // success?
2175                         *parentindex += 1;
2176
2177                 return r;
2178         }
2179
2180         return 1;
2181 }
2182
2183 int CL_GetPitchSign(prvm_edict_t *ent)
2184 {
2185         dp_model_t *model;
2186         if ((model = CL_GetModelFromEdict(ent)) && model->type == mod_alias)
2187                 return -1;
2188         return 1;
2189 }
2190
2191 void CL_GetEntityMatrix (prvm_edict_t *ent, matrix4x4_t *out, qboolean viewmatrix)
2192 {
2193         prvm_eval_t *val;
2194         float scale;
2195         float pitchsign = 1;
2196
2197         scale = 1;
2198         val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.scale);
2199         if (val && val->_float != 0)
2200                 scale = val->_float;
2201
2202         // TODO do we need the same weird angle inverting logic here as in the server side case?
2203         if(viewmatrix)
2204                 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);
2205         else
2206         {
2207                 pitchsign = CL_GetPitchSign(ent);
2208                 Matrix4x4_CreateFromQuakeEntity(out, ent->fields.client->origin[0], ent->fields.client->origin[1], ent->fields.client->origin[2], pitchsign * ent->fields.client->angles[0], ent->fields.client->angles[1], ent->fields.client->angles[2], scale);
2209         }
2210 }
2211
2212 int CL_GetEntityLocalTagMatrix(prvm_edict_t *ent, int tagindex, matrix4x4_t *out)
2213 {
2214         dp_model_t *model;
2215         if (tagindex >= 0
2216          && (model = CL_GetModelFromEdict(ent))
2217          && model->animscenes)
2218         {
2219                 VM_GenerateFrameGroupBlend(ent->priv.server->framegroupblend, ent);
2220                 VM_FrameBlendFromFrameGroupBlend(ent->priv.server->frameblend, ent->priv.server->framegroupblend, model);
2221                 VM_UpdateEdictSkeleton(ent, model, ent->priv.server->frameblend);
2222                 return Mod_Alias_GetTagMatrix(model, ent->priv.server->frameblend, &ent->priv.server->skeleton, tagindex, out);
2223         }
2224         *out = identitymatrix;
2225         return 0;
2226 }
2227
2228 // Warnings/errors code:
2229 // 0 - normal (everything all-right)
2230 // 1 - world entity
2231 // 2 - free entity
2232 // 3 - null or non-precached model
2233 // 4 - no tags with requested index
2234 // 5 - runaway loop at attachment chain
2235 extern cvar_t cl_bob;
2236 extern cvar_t cl_bobcycle;
2237 extern cvar_t cl_bobup;
2238 int CL_GetTagMatrix (matrix4x4_t *out, prvm_edict_t *ent, int tagindex)
2239 {
2240         int ret;
2241         prvm_eval_t *val;
2242         int attachloop;
2243         matrix4x4_t entitymatrix, tagmatrix, attachmatrix;
2244         dp_model_t *model;
2245
2246         *out = identitymatrix; // warnings and errors return identical matrix
2247
2248         if (ent == prog->edicts)
2249                 return 1;
2250         if (ent->priv.server->free)
2251                 return 2;
2252
2253         model = CL_GetModelFromEdict(ent);
2254         if(!model)
2255                 return 3;
2256
2257         tagmatrix = identitymatrix;
2258         attachloop = 0;
2259         for(;;)
2260         {
2261                 if(attachloop >= 256)
2262                         return 5;
2263                 // apply transformation by child's tagindex on parent entity and then
2264                 // by parent entity itself
2265                 ret = CL_GetEntityLocalTagMatrix(ent, tagindex - 1, &attachmatrix);
2266                 if(ret && attachloop == 0)
2267                         return ret;
2268                 CL_GetEntityMatrix(ent, &entitymatrix, false);
2269                 Matrix4x4_Concat(&tagmatrix, &attachmatrix, out);
2270                 Matrix4x4_Concat(out, &entitymatrix, &tagmatrix);
2271                 // next iteration we process the parent entity
2272                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.tag_entity)) && val->edict)
2273                 {
2274                         tagindex = (int)PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.tag_index)->_float;
2275                         ent = PRVM_EDICT_NUM(val->edict);
2276                 }
2277                 else
2278                         break;
2279                 attachloop++;
2280         }
2281
2282         // RENDER_VIEWMODEL magic
2283         if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.renderflags)) && (RF_VIEWMODEL & (int)val->_float))
2284         {
2285                 Matrix4x4_Copy(&tagmatrix, out);
2286
2287                 CL_GetEntityMatrix(prog->edicts, &entitymatrix, true);
2288                 Matrix4x4_Concat(out, &entitymatrix, &tagmatrix);
2289
2290                 /*
2291                 // Cl_bob, ported from rendering code
2292                 if (ent->fields.client->health > 0 && cl_bob.value && cl_bobcycle.value)
2293                 {
2294                         double bob, cycle;
2295                         // LordHavoc: this code is *weird*, but not replacable (I think it
2296                         // should be done in QC on the server, but oh well, quake is quake)
2297                         // LordHavoc: figured out bobup: the time at which the sin is at 180
2298                         // degrees (which allows lengthening or squishing the peak or valley)
2299                         cycle = cl.time/cl_bobcycle.value;
2300                         cycle -= (int)cycle;
2301                         if (cycle < cl_bobup.value)
2302                                 cycle = sin(M_PI * cycle / cl_bobup.value);
2303                         else
2304                                 cycle = sin(M_PI + M_PI * (cycle-cl_bobup.value)/(1.0 - cl_bobup.value));
2305                         // bob is proportional to velocity in the xy plane
2306                         // (don't count Z, or jumping messes it up)
2307                         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;
2308                         bob = bob*0.3 + bob*0.7*cycle;
2309                         Matrix4x4_AdjustOrigin(out, 0, 0, bound(-7, bob, 4));
2310                 }
2311                 */
2312         }
2313         return 0;
2314 }
2315
2316 // #451 float(entity ent, string tagname) gettagindex (DP_QC_GETTAGINFO)
2317 void VM_CL_gettagindex (void)
2318 {
2319         prvm_edict_t *ent;
2320         const char *tag_name;
2321         int tag_index;
2322
2323         VM_SAFEPARMCOUNT(2, VM_CL_gettagindex);
2324
2325         ent = PRVM_G_EDICT(OFS_PARM0);
2326         tag_name = PRVM_G_STRING(OFS_PARM1);
2327         if (ent == prog->edicts)
2328         {
2329                 VM_Warning("VM_CL_gettagindex(entity #%i): can't affect world entity\n", PRVM_NUM_FOR_EDICT(ent));
2330                 return;
2331         }
2332         if (ent->priv.server->free)
2333         {
2334                 VM_Warning("VM_CL_gettagindex(entity #%i): can't affect free entity\n", PRVM_NUM_FOR_EDICT(ent));
2335                 return;
2336         }
2337
2338         tag_index = 0;
2339         if (!CL_GetModelFromEdict(ent))
2340                 Con_DPrintf("VM_CL_gettagindex(entity #%i): null or non-precached model\n", PRVM_NUM_FOR_EDICT(ent));
2341         else
2342         {
2343                 tag_index = CL_GetTagIndex(ent, tag_name);
2344                 if (tag_index == 0)
2345                         Con_DPrintf("VM_CL_gettagindex(entity #%i): tag \"%s\" not found\n", PRVM_NUM_FOR_EDICT(ent), tag_name);
2346         }
2347         PRVM_G_FLOAT(OFS_RETURN) = tag_index;
2348 }
2349
2350 // #452 vector(entity ent, float tagindex) gettaginfo (DP_QC_GETTAGINFO)
2351 void VM_CL_gettaginfo (void)
2352 {
2353         prvm_edict_t *e;
2354         int tagindex;
2355         matrix4x4_t tag_matrix;
2356         matrix4x4_t tag_localmatrix;
2357         int parentindex;
2358         const char *tagname;
2359         int returncode;
2360         prvm_eval_t *val;
2361         vec3_t fo, le, up, trans;
2362         const dp_model_t *model;
2363
2364         VM_SAFEPARMCOUNT(2, VM_CL_gettaginfo);
2365
2366         e = PRVM_G_EDICT(OFS_PARM0);
2367         tagindex = (int)PRVM_G_FLOAT(OFS_PARM1);
2368         returncode = CL_GetTagMatrix(&tag_matrix, e, tagindex);
2369         Matrix4x4_ToVectors(&tag_matrix, prog->globals.client->v_forward, le, prog->globals.client->v_up, PRVM_G_VECTOR(OFS_RETURN));
2370         VectorScale(le, -1, prog->globals.client->v_right);
2371         model = CL_GetModelFromEdict(e);
2372         VM_GenerateFrameGroupBlend(e->priv.server->framegroupblend, e);
2373         VM_FrameBlendFromFrameGroupBlend(e->priv.server->frameblend, e->priv.server->framegroupblend, model);
2374         VM_UpdateEdictSkeleton(e, model, e->priv.server->frameblend);
2375         CL_GetExtendedTagInfo(e, tagindex, &parentindex, &tagname, &tag_localmatrix);
2376         Matrix4x4_ToVectors(&tag_localmatrix, fo, le, up, trans);
2377
2378         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_parent)))
2379                 val->_float = parentindex;
2380         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_name)))
2381                 val->string = tagname ? PRVM_SetTempString(tagname) : 0;
2382         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_offset)))
2383                 VectorCopy(trans, val->vector);
2384         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_forward)))
2385                 VectorCopy(fo, val->vector);
2386         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_right)))
2387                 VectorScale(le, -1, val->vector);
2388         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_up)))
2389                 VectorCopy(up, val->vector);
2390
2391         switch(returncode)
2392         {
2393                 case 1:
2394                         VM_Warning("gettagindex: can't affect world entity\n");
2395                         break;
2396                 case 2:
2397                         VM_Warning("gettagindex: can't affect free entity\n");
2398                         break;
2399                 case 3:
2400                         Con_DPrintf("CL_GetTagMatrix(entity #%i): null or non-precached model\n", PRVM_NUM_FOR_EDICT(e));
2401                         break;
2402                 case 4:
2403                         Con_DPrintf("CL_GetTagMatrix(entity #%i): model has no tag with requested index %i\n", PRVM_NUM_FOR_EDICT(e), tagindex);
2404                         break;
2405                 case 5:
2406                         Con_DPrintf("CL_GetTagMatrix(entity #%i): runaway loop at attachment chain\n", PRVM_NUM_FOR_EDICT(e));
2407                         break;
2408         }
2409 }
2410
2411 //============================================================================
2412
2413 //====================
2414 // DP_CSQC_SPAWNPARTICLE
2415 // a QC hook to engine's CL_NewParticle
2416 //====================
2417
2418 // particle theme struct
2419 typedef struct vmparticletheme_s
2420 {
2421         unsigned short typeindex;
2422         qboolean initialized;
2423         pblend_t blendmode;
2424         porientation_t orientation;
2425         int color1;
2426         int color2;
2427         int tex;
2428         float size;
2429         float sizeincrease;
2430         float alpha;
2431         float alphafade;
2432         float gravity;
2433         float bounce;
2434         float airfriction;
2435         float liquidfriction;
2436         float originjitter;
2437         float velocityjitter;
2438         qboolean qualityreduction;
2439         float lifetime;
2440         float stretch;
2441         int staincolor1;
2442         int staincolor2;
2443         int staintex;
2444         float stainalpha;
2445         float stainsize;
2446         float delayspawn;
2447         float delaycollision;
2448         float angle;
2449         float spin;
2450 }vmparticletheme_t;
2451
2452 // particle spawner
2453 typedef struct vmparticlespawner_s
2454 {
2455         mempool_t                       *pool;
2456         qboolean                        initialized;
2457         qboolean                        verified;
2458         vmparticletheme_t       *themes;
2459         int                                     max_themes;
2460         // global addresses
2461         float *particle_type;
2462         float *particle_blendmode; 
2463         float *particle_orientation;
2464         float *particle_color1;
2465         float *particle_color2;
2466         float *particle_tex;
2467         float *particle_size;
2468         float *particle_sizeincrease;
2469         float *particle_alpha;
2470         float *particle_alphafade;
2471         float *particle_time;
2472         float *particle_gravity;
2473         float *particle_bounce;
2474         float *particle_airfriction;
2475         float *particle_liquidfriction;
2476         float *particle_originjitter;
2477         float *particle_velocityjitter;
2478         float *particle_qualityreduction;
2479         float *particle_stretch;
2480         float *particle_staincolor1;
2481         float *particle_staincolor2;
2482         float *particle_stainalpha;
2483         float *particle_stainsize;
2484         float *particle_staintex;
2485         float *particle_delayspawn;
2486         float *particle_delaycollision;
2487         float *particle_angle;
2488         float *particle_spin;
2489 }vmparticlespawner_t;
2490
2491 vmparticlespawner_t vmpartspawner;
2492
2493 // TODO: automatic max_themes grow
2494 static void VM_InitParticleSpawner (int maxthemes)
2495 {
2496         prvm_eval_t *val;
2497
2498         // bound max themes to not be an insane value
2499         if (maxthemes < 4)
2500                 maxthemes = 4;
2501         if (maxthemes > 2048)
2502                 maxthemes = 2048;
2503         // allocate and set up structure
2504         if (vmpartspawner.initialized) // reallocate
2505         {
2506                 Mem_FreePool(&vmpartspawner.pool);
2507                 memset(&vmpartspawner, 0, sizeof(vmparticlespawner_t));
2508         }
2509         vmpartspawner.pool = Mem_AllocPool("VMPARTICLESPAWNER", 0, NULL);
2510         vmpartspawner.themes = (vmparticletheme_t *)Mem_Alloc(vmpartspawner.pool, sizeof(vmparticletheme_t)*maxthemes);
2511         vmpartspawner.max_themes = maxthemes;
2512         vmpartspawner.initialized = true;
2513         vmpartspawner.verified = true;
2514         // get field addresses for fast querying (we can do 1000 calls of spawnparticle in a frame)
2515         #define getglobal(v,s) val = PRVM_GLOBALFIELDVALUE(PRVM_ED_FindGlobalOffset(s)); if (val) { vmpartspawner.v = &val->_float; } else { VM_Warning("VM_InitParticleSpawner: missing global '%s', spawner cannot work\n", s); vmpartspawner.verified = false; }
2516         #define getglobalvector(v,s) val = PRVM_GLOBALFIELDVALUE(PRVM_ED_FindGlobalOffset(s)); if (val) { vmpartspawner.v = (float *)val->vector; } else { VM_Warning("VM_InitParticleSpawner: missing global '%s', spawner cannot work\n", s); vmpartspawner.verified = false; }
2517         getglobal(particle_type, "particle_type");
2518         getglobal(particle_blendmode, "particle_blendmode");
2519         getglobal(particle_orientation, "particle_orientation");
2520         getglobalvector(particle_color1, "particle_color1");
2521         getglobalvector(particle_color2, "particle_color2");
2522         getglobal(particle_tex, "particle_tex");
2523         getglobal(particle_size, "particle_size");
2524         getglobal(particle_sizeincrease, "particle_sizeincrease");
2525         getglobal(particle_alpha, "particle_alpha");
2526         getglobal(particle_alphafade, "particle_alphafade");
2527         getglobal(particle_time, "particle_time");
2528         getglobal(particle_gravity, "particle_gravity");
2529         getglobal(particle_bounce, "particle_bounce");
2530         getglobal(particle_airfriction, "particle_airfriction");
2531         getglobal(particle_liquidfriction, "particle_liquidfriction");
2532         getglobal(particle_originjitter, "particle_originjitter");
2533         getglobal(particle_velocityjitter, "particle_velocityjitter");
2534         getglobal(particle_qualityreduction, "particle_qualityreduction");
2535         getglobal(particle_stretch, "particle_stretch");
2536         getglobalvector(particle_staincolor1, "particle_staincolor1");
2537         getglobalvector(particle_staincolor2, "particle_staincolor2");
2538         getglobal(particle_stainalpha, "particle_stainalpha");
2539         getglobal(particle_stainsize, "particle_stainsize");
2540         getglobal(particle_staintex, "particle_staintex");
2541         getglobal(particle_staintex, "particle_staintex");
2542         getglobal(particle_delayspawn, "particle_delayspawn");
2543         getglobal(particle_delaycollision, "particle_delaycollision");
2544         getglobal(particle_angle, "particle_angle");
2545         getglobal(particle_spin, "particle_spin");
2546         #undef getglobal
2547         #undef getglobalvector
2548 }
2549
2550 // reset particle theme to default values
2551 static void VM_ResetParticleTheme (vmparticletheme_t *theme)
2552 {
2553         theme->initialized = true;
2554         theme->typeindex = pt_static;
2555         theme->blendmode = PBLEND_ADD;
2556         theme->orientation = PARTICLE_BILLBOARD;
2557         theme->color1 = 0x808080;
2558         theme->color2 = 0xFFFFFF;
2559         theme->tex = 63;
2560         theme->size = 2;
2561         theme->sizeincrease = 0;
2562         theme->alpha = 256;
2563         theme->alphafade = 512;
2564         theme->gravity = 0.0f;
2565         theme->bounce = 0.0f;
2566         theme->airfriction = 1.0f;
2567         theme->liquidfriction = 4.0f;
2568         theme->originjitter = 0.0f;
2569         theme->velocityjitter = 0.0f;
2570         theme->qualityreduction = false;
2571         theme->lifetime = 4;
2572         theme->stretch = 1;
2573         theme->staincolor1 = -1;
2574         theme->staincolor2 = -1;
2575         theme->staintex = -1;
2576         theme->delayspawn = 0.0f;
2577         theme->delaycollision = 0.0f;
2578         theme->angle = 0.0f;
2579         theme->spin = 0.0f;
2580 }
2581
2582 // particle theme -> QC globals
2583 void VM_CL_ParticleThemeToGlobals(vmparticletheme_t *theme)
2584 {
2585         *vmpartspawner.particle_type = theme->typeindex;
2586         *vmpartspawner.particle_blendmode = theme->blendmode;
2587         *vmpartspawner.particle_orientation = theme->orientation;
2588         vmpartspawner.particle_color1[0] = (theme->color1 >> 16) & 0xFF; // VorteX: int only can store 0-255, not 0-256 which means 0 - 0,99609375...
2589         vmpartspawner.particle_color1[1] = (theme->color1 >> 8) & 0xFF;
2590         vmpartspawner.particle_color1[2] = (theme->color1 >> 0) & 0xFF;
2591         vmpartspawner.particle_color2[0] = (theme->color2 >> 16) & 0xFF;
2592         vmpartspawner.particle_color2[1] = (theme->color2 >> 8) & 0xFF;
2593         vmpartspawner.particle_color2[2] = (theme->color2 >> 0) & 0xFF;
2594         *vmpartspawner.particle_tex = (float)theme->tex;
2595         *vmpartspawner.particle_size = theme->size;
2596         *vmpartspawner.particle_sizeincrease = theme->sizeincrease;
2597         *vmpartspawner.particle_alpha = theme->alpha/256;
2598         *vmpartspawner.particle_alphafade = theme->alphafade/256;
2599         *vmpartspawner.particle_time = theme->lifetime;
2600         *vmpartspawner.particle_gravity = theme->gravity;
2601         *vmpartspawner.particle_bounce = theme->bounce;
2602         *vmpartspawner.particle_airfriction = theme->airfriction;
2603         *vmpartspawner.particle_liquidfriction = theme->liquidfriction;
2604         *vmpartspawner.particle_originjitter = theme->originjitter;
2605         *vmpartspawner.particle_velocityjitter = theme->velocityjitter;
2606         *vmpartspawner.particle_qualityreduction = theme->qualityreduction;
2607         *vmpartspawner.particle_stretch = theme->stretch;
2608         vmpartspawner.particle_staincolor1[0] = ((int)theme->staincolor1 >> 16) & 0xFF;
2609         vmpartspawner.particle_staincolor1[1] = ((int)theme->staincolor1 >> 8) & 0xFF;
2610         vmpartspawner.particle_staincolor1[2] = ((int)theme->staincolor1 >> 0) & 0xFF;
2611         vmpartspawner.particle_staincolor2[0] = ((int)theme->staincolor2 >> 16) & 0xFF;
2612         vmpartspawner.particle_staincolor2[1] = ((int)theme->staincolor2 >> 8) & 0xFF;
2613         vmpartspawner.particle_staincolor2[2] = ((int)theme->staincolor2 >> 0) & 0xFF;
2614         *vmpartspawner.particle_staintex = (float)theme->staintex;
2615         *vmpartspawner.particle_stainalpha = (float)theme->stainalpha/256;
2616         *vmpartspawner.particle_stainsize = (float)theme->stainsize;
2617         *vmpartspawner.particle_delayspawn = theme->delayspawn;
2618         *vmpartspawner.particle_delaycollision = theme->delaycollision;
2619         *vmpartspawner.particle_angle = theme->angle;
2620         *vmpartspawner.particle_spin = theme->spin;
2621 }
2622
2623 // QC globals ->  particle theme
2624 void VM_CL_ParticleThemeFromGlobals(vmparticletheme_t *theme)
2625 {
2626         theme->typeindex = (unsigned short)*vmpartspawner.particle_type;
2627         theme->blendmode = (pblend_t)(int)*vmpartspawner.particle_blendmode;
2628         theme->orientation = (porientation_t)(int)*vmpartspawner.particle_orientation;
2629         theme->color1 = ((int)vmpartspawner.particle_color1[0] << 16) + ((int)vmpartspawner.particle_color1[1] << 8) + ((int)vmpartspawner.particle_color1[2]);
2630         theme->color2 = ((int)vmpartspawner.particle_color2[0] << 16) + ((int)vmpartspawner.particle_color2[1] << 8) + ((int)vmpartspawner.particle_color2[2]);
2631         theme->tex = (int)*vmpartspawner.particle_tex;
2632         theme->size = *vmpartspawner.particle_size;
2633         theme->sizeincrease = *vmpartspawner.particle_sizeincrease;
2634         theme->alpha = *vmpartspawner.particle_alpha*256;
2635         theme->alphafade = *vmpartspawner.particle_alphafade*256;
2636         theme->lifetime = *vmpartspawner.particle_time;
2637         theme->gravity = *vmpartspawner.particle_gravity;
2638         theme->bounce = *vmpartspawner.particle_bounce;
2639         theme->airfriction = *vmpartspawner.particle_airfriction;
2640         theme->liquidfriction = *vmpartspawner.particle_liquidfriction;
2641         theme->originjitter = *vmpartspawner.particle_originjitter;
2642         theme->velocityjitter = *vmpartspawner.particle_velocityjitter;
2643         theme->qualityreduction = (*vmpartspawner.particle_qualityreduction) ? true : false;
2644         theme->stretch = *vmpartspawner.particle_stretch;
2645         theme->staincolor1 = ((int)vmpartspawner.particle_staincolor1[0])*65536 + (int)(vmpartspawner.particle_staincolor1[1])*256 + (int)(vmpartspawner.particle_staincolor1[2]);
2646         theme->staincolor2 = (int)(vmpartspawner.particle_staincolor2[0])*65536 + (int)(vmpartspawner.particle_staincolor2[1])*256 + (int)(vmpartspawner.particle_staincolor2[2]);
2647         theme->staintex =(int)*vmpartspawner.particle_staintex;
2648         theme->stainalpha = *vmpartspawner.particle_stainalpha*256;
2649         theme->stainsize = *vmpartspawner.particle_stainsize;
2650         theme->delayspawn = *vmpartspawner.particle_delayspawn;
2651         theme->delaycollision = *vmpartspawner.particle_delaycollision;
2652         theme->angle = *vmpartspawner.particle_angle;
2653         theme->spin = *vmpartspawner.particle_spin;
2654 }
2655
2656 // init particle spawner interface
2657 // # float(float max_themes) initparticlespawner
2658 void VM_CL_InitParticleSpawner (void)
2659 {
2660         VM_SAFEPARMCOUNTRANGE(0, 1, VM_CL_InitParticleSpawner);
2661         VM_InitParticleSpawner((int)PRVM_G_FLOAT(OFS_PARM0));
2662         vmpartspawner.themes[0].initialized = true;
2663         VM_ResetParticleTheme(&vmpartspawner.themes[0]);
2664         PRVM_G_FLOAT(OFS_RETURN) = (vmpartspawner.verified == true) ? 1 : 0;
2665 }
2666
2667 // void() resetparticle
2668 void VM_CL_ResetParticle (void)
2669 {
2670         VM_SAFEPARMCOUNT(0, VM_CL_ResetParticle);
2671         if (vmpartspawner.verified == false)
2672         {
2673                 VM_Warning("VM_CL_ResetParticle: particle spawner not initialized\n");
2674                 return;
2675         }
2676         VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[0]);
2677 }
2678
2679 // void(float themenum) particletheme
2680 void VM_CL_ParticleTheme (void)
2681 {
2682         int themenum;
2683
2684         VM_SAFEPARMCOUNT(1, VM_CL_ParticleTheme);
2685         if (vmpartspawner.verified == false)
2686         {
2687                 VM_Warning("VM_CL_ParticleTheme: particle spawner not initialized\n");
2688                 return;
2689         }
2690         themenum = (int)PRVM_G_FLOAT(OFS_PARM0);
2691         if (themenum < 0 || themenum >= vmpartspawner.max_themes)
2692         {
2693                 VM_Warning("VM_CL_ParticleTheme: bad theme number %i\n", themenum);
2694                 VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[0]);
2695                 return;
2696         }
2697         if (vmpartspawner.themes[themenum].initialized == false)
2698         {
2699                 VM_Warning("VM_CL_ParticleTheme: theme #%i not exists\n", themenum);
2700                 VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[0]);
2701                 return;
2702         }
2703         // load particle theme into globals
2704         VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[themenum]);
2705 }
2706
2707 // float() saveparticletheme
2708 // void(float themenum) updateparticletheme
2709 void VM_CL_ParticleThemeSave (void)
2710 {
2711         int themenum;
2712
2713         VM_SAFEPARMCOUNTRANGE(0, 1, VM_CL_ParticleThemeSave);
2714         if (vmpartspawner.verified == false)
2715         {
2716                 VM_Warning("VM_CL_ParticleThemeSave: particle spawner not initialized\n");
2717                 return;
2718         }
2719         // allocate new theme, save it and return
2720         if (prog->argc < 1)
2721         {
2722                 for (themenum = 0; themenum < vmpartspawner.max_themes; themenum++)
2723                         if (vmpartspawner.themes[themenum].initialized == false)
2724                                 break;
2725                 if (themenum >= vmpartspawner.max_themes)
2726                 {
2727                         if (vmpartspawner.max_themes == 2048)
2728                                 VM_Warning("VM_CL_ParticleThemeSave: no free theme slots\n");
2729                         else
2730                                 VM_Warning("VM_CL_ParticleThemeSave: no free theme slots, try initparticlespawner() with highter max_themes\n");
2731                         PRVM_G_FLOAT(OFS_RETURN) = -1;
2732                         return;
2733                 }
2734                 vmpartspawner.themes[themenum].initialized = true;
2735                 VM_CL_ParticleThemeFromGlobals(&vmpartspawner.themes[themenum]);
2736                 PRVM_G_FLOAT(OFS_RETURN) = themenum;
2737                 return;
2738         }
2739         // update existing theme
2740         themenum = (int)PRVM_G_FLOAT(OFS_PARM0);
2741         if (themenum < 0 || themenum >= vmpartspawner.max_themes)
2742         {
2743                 VM_Warning("VM_CL_ParticleThemeSave: bad theme number %i\n", themenum);
2744                 return;
2745         }
2746         vmpartspawner.themes[themenum].initialized = true;
2747         VM_CL_ParticleThemeFromGlobals(&vmpartspawner.themes[themenum]);
2748 }
2749
2750 // void(float themenum) freeparticletheme
2751 void VM_CL_ParticleThemeFree (void)
2752 {
2753         int themenum;
2754
2755         VM_SAFEPARMCOUNT(1, VM_CL_ParticleThemeFree);
2756         if (vmpartspawner.verified == false)
2757         {
2758                 VM_Warning("VM_CL_ParticleThemeFree: particle spawner not initialized\n");
2759                 return;
2760         }
2761         themenum = (int)PRVM_G_FLOAT(OFS_PARM0);
2762         // check parms
2763         if (themenum <= 0 || themenum >= vmpartspawner.max_themes)
2764         {
2765                 VM_Warning("VM_CL_ParticleThemeFree: bad theme number %i\n", themenum);
2766                 return;
2767         }
2768         if (vmpartspawner.themes[themenum].initialized == false)
2769         {
2770                 VM_Warning("VM_CL_ParticleThemeFree: theme #%i already freed\n", themenum);
2771                 VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[0]);
2772                 return;
2773         }
2774         // free theme
2775         VM_ResetParticleTheme(&vmpartspawner.themes[themenum]);
2776         vmpartspawner.themes[themenum].initialized = false;
2777 }
2778
2779 // float(vector org, vector dir, [float theme]) particle
2780 // returns 0 if failed, 1 if succesful
2781 void VM_CL_SpawnParticle (void)
2782 {
2783         float *org, *dir;
2784         vmparticletheme_t *theme;
2785         particle_t *part;
2786         int themenum;
2787
2788         VM_SAFEPARMCOUNTRANGE(2, 3, VM_CL_SpawnParticle2);
2789         if (vmpartspawner.verified == false)
2790         {
2791                 VM_Warning("VM_CL_SpawnParticle: particle spawner not initialized\n");
2792                 PRVM_G_FLOAT(OFS_RETURN) = 0; 
2793                 return;
2794         }
2795         org = PRVM_G_VECTOR(OFS_PARM0);
2796         dir = PRVM_G_VECTOR(OFS_PARM1);
2797         
2798         if (prog->argc < 3) // global-set particle
2799         {
2800                 part = CL_NewParticle(org, (unsigned short)*vmpartspawner.particle_type, ((int)(vmpartspawner.particle_color1[0]) << 16) + ((int)(vmpartspawner.particle_color1[1]) << 8) + ((int)(vmpartspawner.particle_color1[2])), ((int)vmpartspawner.particle_color2[0] << 16) + ((int)vmpartspawner.particle_color2[1] << 8) + ((int)vmpartspawner.particle_color2[2]), (int)*vmpartspawner.particle_tex, *vmpartspawner.particle_size, *vmpartspawner.particle_sizeincrease, *vmpartspawner.particle_alpha*256, *vmpartspawner.particle_alphafade*256, *vmpartspawner.particle_gravity, *vmpartspawner.particle_bounce, org[0], org[1], org[2], dir[0], dir[1], dir[2], *vmpartspawner.particle_airfriction, *vmpartspawner.particle_liquidfriction, *vmpartspawner.particle_originjitter, *vmpartspawner.particle_velocityjitter, (*vmpartspawner.particle_qualityreduction) ? true : false, *vmpartspawner.particle_time, *vmpartspawner.particle_stretch, (pblend_t)(int)*vmpartspawner.particle_blendmode, (porientation_t)(int)*vmpartspawner.particle_orientation, (int)(vmpartspawner.particle_staincolor1[0])*65536 + (int)(vmpartspawner.particle_staincolor1[1])*256 + (int)(vmpartspawner.particle_staincolor1[2]), (int)(vmpartspawner.particle_staincolor2[0])*65536 + (int)(vmpartspawner.particle_staincolor2[1])*256 + (int)(vmpartspawner.particle_staincolor2[2]), (int)*vmpartspawner.particle_staintex, *vmpartspawner.particle_stainalpha*256, *vmpartspawner.particle_stainsize, *vmpartspawner.particle_angle, *vmpartspawner.particle_spin, NULL);
2801                 if (!part)
2802                 {
2803                         PRVM_G_FLOAT(OFS_RETURN) = 0; 
2804                         return;
2805                 }
2806                 if (*vmpartspawner.particle_delayspawn)
2807                         part->delayedspawn = cl.time + *vmpartspawner.particle_delayspawn;
2808                 //if (*vmpartspawner.particle_delaycollision)
2809                 //      part->delayedcollisions = cl.time + *vmpartspawner.particle_delaycollision;
2810         }
2811         else // quick themed particle
2812         {
2813                 themenum = (int)PRVM_G_FLOAT(OFS_PARM2);
2814                 if (themenum <= 0 || themenum >= vmpartspawner.max_themes)
2815                 {
2816                         VM_Warning("VM_CL_SpawnParticle: bad theme number %i\n", themenum);
2817                         PRVM_G_FLOAT(OFS_RETURN) = 0; 
2818                         return;
2819                 }
2820                 theme = &vmpartspawner.themes[themenum];
2821                 part = CL_NewParticle(org, theme->typeindex, theme->color1, theme->color2, theme->tex, theme->size, theme->sizeincrease, theme->alpha, theme->alphafade, theme->gravity, theme->bounce, org[0], org[1], org[2], dir[0], dir[1], dir[2], theme->airfriction, theme->liquidfriction, theme->originjitter, theme->velocityjitter, theme->qualityreduction, theme->lifetime, theme->stretch, theme->blendmode, theme->orientation, theme->staincolor1, theme->staincolor2, theme->staintex, theme->stainalpha, theme->stainsize, theme->angle, theme->spin, NULL);
2822                 if (!part)
2823                 {
2824                         PRVM_G_FLOAT(OFS_RETURN) = 0; 
2825                         return;
2826                 }
2827                 if (theme->delayspawn)
2828                         part->delayedspawn = cl.time + theme->delayspawn;
2829                 //if (theme->delaycollision)
2830                 //      part->delayedcollisions = cl.time + theme->delaycollision;
2831         }
2832         PRVM_G_FLOAT(OFS_RETURN) = 1; 
2833 }
2834
2835 // float(vector org, vector dir, float spawndelay, float collisiondelay, [float theme]) delayedparticle
2836 // returns 0 if failed, 1 if success
2837 void VM_CL_SpawnParticleDelayed (void)
2838 {
2839         float *org, *dir;
2840         vmparticletheme_t *theme;
2841         particle_t *part;
2842         int themenum;
2843
2844         VM_SAFEPARMCOUNTRANGE(4, 5, VM_CL_SpawnParticle2);
2845         if (vmpartspawner.verified == false)
2846         {
2847                 VM_Warning("VM_CL_SpawnParticle: particle spawner not initialized\n");
2848                 PRVM_G_FLOAT(OFS_RETURN) = 0; 
2849                 return;
2850         }
2851         org = PRVM_G_VECTOR(OFS_PARM0);
2852         dir = PRVM_G_VECTOR(OFS_PARM1);
2853         if (prog->argc < 5) // global-set particle
2854                 part = CL_NewParticle(org, (unsigned short)*vmpartspawner.particle_type, ((int)vmpartspawner.particle_color1[0] << 16) + ((int)vmpartspawner.particle_color1[1] << 8) + ((int)vmpartspawner.particle_color1[2]), ((int)vmpartspawner.particle_color2[0] << 16) + ((int)vmpartspawner.particle_color2[1] << 8) + ((int)vmpartspawner.particle_color2[2]), (int)*vmpartspawner.particle_tex, *vmpartspawner.particle_size, *vmpartspawner.particle_sizeincrease, *vmpartspawner.particle_alpha*256, *vmpartspawner.particle_alphafade*256, *vmpartspawner.particle_gravity, *vmpartspawner.particle_bounce, org[0], org[1], org[2], dir[0], dir[1], dir[2], *vmpartspawner.particle_airfriction, *vmpartspawner.particle_liquidfriction, *vmpartspawner.particle_originjitter, *vmpartspawner.particle_velocityjitter, (*vmpartspawner.particle_qualityreduction) ? true : false, *vmpartspawner.particle_time, *vmpartspawner.particle_stretch, (pblend_t)(int)*vmpartspawner.particle_blendmode, (porientation_t)(int)*vmpartspawner.particle_orientation, ((int)vmpartspawner.particle_staincolor1[0] << 16) + ((int)vmpartspawner.particle_staincolor1[1] << 8) + ((int)vmpartspawner.particle_staincolor1[2]), ((int)vmpartspawner.particle_staincolor2[0] << 16) + ((int)vmpartspawner.particle_staincolor2[1] << 8) + ((int)vmpartspawner.particle_staincolor2[2]), (int)*vmpartspawner.particle_staintex, *vmpartspawner.particle_stainalpha*256, *vmpartspawner.particle_stainsize, *vmpartspawner.particle_angle, *vmpartspawner.particle_spin, NULL);
2855         else // themed particle
2856         {
2857                 themenum = (int)PRVM_G_FLOAT(OFS_PARM4);
2858                 if (themenum <= 0 || themenum >= vmpartspawner.max_themes)
2859                 {
2860                         VM_Warning("VM_CL_SpawnParticle: bad theme number %i\n", themenum);
2861                         PRVM_G_FLOAT(OFS_RETURN) = 0;  
2862                         return;
2863                 }
2864                 theme = &vmpartspawner.themes[themenum];
2865                 part = CL_NewParticle(org, theme->typeindex, theme->color1, theme->color2, theme->tex, theme->size, theme->sizeincrease, theme->alpha, theme->alphafade, theme->gravity, theme->bounce, org[0], org[1], org[2], dir[0], dir[1], dir[2], theme->airfriction, theme->liquidfriction, theme->originjitter, theme->velocityjitter, theme->qualityreduction, theme->lifetime, theme->stretch, theme->blendmode, theme->orientation, theme->staincolor1, theme->staincolor2, theme->staintex, theme->stainalpha, theme->stainsize, theme->angle, theme->spin, NULL);
2866         }
2867         if (!part) 
2868         { 
2869                 PRVM_G_FLOAT(OFS_RETURN) = 0; 
2870                 return; 
2871         }
2872         part->delayedspawn = cl.time + PRVM_G_FLOAT(OFS_PARM2);
2873         //part->delayedcollisions = cl.time + PRVM_G_FLOAT(OFS_PARM3);
2874         PRVM_G_FLOAT(OFS_RETURN) = 0;
2875 }
2876
2877 //====================
2878 //CSQC engine entities query
2879 //====================
2880
2881 // float(float entitynum, float whatfld) getentity;
2882 // vector(float entitynum, float whatfld) getentityvec;
2883 // querying engine-drawn entity
2884 // VorteX: currently it's only tested with whatfld = 1..7
2885 void VM_CL_GetEntity (void)
2886 {
2887         int entnum, fieldnum;
2888         float org[3], v1[3], v2[3];
2889         VM_SAFEPARMCOUNT(2, VM_CL_GetEntityVec);
2890
2891         entnum = PRVM_G_FLOAT(OFS_PARM0);
2892         if (entnum < 0 || entnum >= cl.num_entities)
2893         {
2894                 PRVM_G_FLOAT(OFS_RETURN) = 0;
2895                 return;
2896         }
2897         fieldnum = PRVM_G_FLOAT(OFS_PARM1);
2898         switch(fieldnum)
2899         {
2900                 case 0: // active state
2901                         PRVM_G_FLOAT(OFS_RETURN) = cl.entities_active[entnum];
2902                         break;
2903                 case 1: // origin
2904                         Matrix4x4_OriginFromMatrix(&cl.entities[entnum].render.matrix, PRVM_G_VECTOR(OFS_RETURN));
2905                         break; 
2906                 case 2: // forward
2907                         Matrix4x4_ToVectors(&cl.entities[entnum].render.matrix, PRVM_G_VECTOR(OFS_RETURN), v1, v2, org);        
2908                         break;
2909                 case 3: // right
2910                         Matrix4x4_ToVectors(&cl.entities[entnum].render.matrix, v1, PRVM_G_VECTOR(OFS_RETURN), v2, org);        
2911                         break;
2912                 case 4: // up
2913                         Matrix4x4_ToVectors(&cl.entities[entnum].render.matrix, v1, v2, PRVM_G_VECTOR(OFS_RETURN), org);        
2914                         break;
2915                 case 5: // scale
2916                         PRVM_G_FLOAT(OFS_RETURN) = Matrix4x4_ScaleFromMatrix(&cl.entities[entnum].render.matrix);
2917                         break;  
2918                 case 6: // origin + v_forward, v_right, v_up
2919                         Matrix4x4_ToVectors(&cl.entities[entnum].render.matrix, prog->globals.client->v_forward, prog->globals.client->v_right, prog->globals.client->v_up, PRVM_G_VECTOR(OFS_RETURN)); 
2920                         break;  
2921                 case 7: // alpha
2922                         PRVM_G_FLOAT(OFS_RETURN) = cl.entities[entnum].render.alpha;
2923                         break;  
2924                 case 8: // colormor
2925                         VectorCopy(cl.entities[entnum].render.colormod, PRVM_G_VECTOR(OFS_RETURN));
2926                         break;
2927                 case 9: // pants colormod
2928                         VectorCopy(cl.entities[entnum].render.colormap_pantscolor, PRVM_G_VECTOR(OFS_RETURN));
2929                         break;
2930                 case 10: // shirt colormod
2931                         VectorCopy(cl.entities[entnum].render.colormap_shirtcolor, PRVM_G_VECTOR(OFS_RETURN));
2932                         break;
2933                 case 11: // skinnum
2934                         PRVM_G_FLOAT(OFS_RETURN) = cl.entities[entnum].render.skinnum;
2935                         break;  
2936                 case 12: // mins
2937                         VectorCopy(cl.entities[entnum].render.mins, PRVM_G_VECTOR(OFS_RETURN));         
2938                         break;  
2939                 case 13: // maxs
2940                         VectorCopy(cl.entities[entnum].render.maxs, PRVM_G_VECTOR(OFS_RETURN));         
2941                         break;  
2942                 case 14: // absmin
2943                         Matrix4x4_OriginFromMatrix(&cl.entities[entnum].render.matrix, org);
2944                         VectorAdd(cl.entities[entnum].render.mins, org, PRVM_G_VECTOR(OFS_RETURN));             
2945                         break;  
2946                 case 15: // absmax
2947                         Matrix4x4_OriginFromMatrix(&cl.entities[entnum].render.matrix, org);
2948                         VectorAdd(cl.entities[entnum].render.maxs, org, PRVM_G_VECTOR(OFS_RETURN));             
2949                         break;
2950                 case 16: // light
2951                         VectorMA(cl.entities[entnum].render.modellight_ambient, 0.5, cl.entities[entnum].render.modellight_diffuse, PRVM_G_VECTOR(OFS_RETURN));
2952                         break;  
2953                 default:
2954                         PRVM_G_FLOAT(OFS_RETURN) = 0;
2955                         break;
2956         }
2957 }
2958
2959 //====================
2960 //QC POLYGON functions
2961 //====================
2962
2963 #define VMPOLYGONS_MAXPOINTS 64
2964
2965 typedef struct vmpolygons_triangle_s
2966 {
2967         rtexture_t              *texture;
2968         int                             drawflag;
2969         qboolean hasalpha;
2970         unsigned short  elements[3];
2971 }vmpolygons_triangle_t;
2972
2973 typedef struct vmpolygons_s
2974 {
2975         mempool_t               *pool;
2976         qboolean                initialized;
2977         double          progstarttime;
2978
2979         int                             max_vertices;
2980         int                             num_vertices;
2981         float                   *data_vertex3f;
2982         float                   *data_color4f;
2983         float                   *data_texcoord2f;
2984
2985         int                             max_triangles;
2986         int                             num_triangles;
2987         vmpolygons_triangle_t *data_triangles;
2988         unsigned short  *data_sortedelement3s;
2989
2990         qboolean                begin_active;
2991         int     begin_draw2d;
2992         rtexture_t              *begin_texture;
2993         int                             begin_drawflag;
2994         int                             begin_vertices;
2995         float                   begin_vertex[VMPOLYGONS_MAXPOINTS][3];
2996         float                   begin_color[VMPOLYGONS_MAXPOINTS][4];
2997         float                   begin_texcoord[VMPOLYGONS_MAXPOINTS][2];
2998         qboolean                begin_texture_hasalpha;
2999 } vmpolygons_t;
3000
3001 // FIXME: make VM_CL_R_Polygon functions use Debug_Polygon functions?
3002 vmpolygons_t vmpolygons[PRVM_MAXPROGS];
3003
3004 //#304 void() renderscene (EXT_CSQC)
3005 // moved that here to reset the polygons,
3006 // resetting them earlier causes R_Mesh_Draw to be called with numvertices = 0
3007 // --blub
3008 void VM_CL_R_RenderScene (void)
3009 {
3010         double t = Sys_DoubleTime();
3011         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
3012         VM_SAFEPARMCOUNT(0, VM_CL_R_RenderScene);
3013
3014         // we need to update any RENDER_VIEWMODEL entities at this point because
3015         // csqc supplies its own view matrix
3016         CL_UpdateViewEntities();
3017         // now draw stuff!
3018         R_RenderView();
3019
3020         polys->num_vertices = polys->num_triangles = 0;
3021         polys->progstarttime = prog->starttime;
3022
3023         // callprofile fixing hack: do not include this time in what is counted for CSQC_UpdateView
3024         prog->functions[prog->funcoffsets.CSQC_UpdateView].totaltime -= Sys_DoubleTime() - t;
3025 }
3026
3027 static void VM_ResizePolygons(vmpolygons_t *polys)
3028 {
3029         float *oldvertex3f = polys->data_vertex3f;
3030         float *oldcolor4f = polys->data_color4f;
3031         float *oldtexcoord2f = polys->data_texcoord2f;
3032         vmpolygons_triangle_t *oldtriangles = polys->data_triangles;
3033         unsigned short *oldsortedelement3s = polys->data_sortedelement3s;
3034         polys->max_vertices = min(polys->max_triangles*3, 65536);
3035         polys->data_vertex3f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[3]));
3036         polys->data_color4f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[4]));
3037         polys->data_texcoord2f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[2]));
3038         polys->data_triangles = (vmpolygons_triangle_t *)Mem_Alloc(polys->pool, polys->max_triangles*sizeof(vmpolygons_triangle_t));
3039         polys->data_sortedelement3s = (unsigned short *)Mem_Alloc(polys->pool, polys->max_triangles*sizeof(unsigned short[3]));
3040         if (polys->num_vertices)
3041         {
3042                 memcpy(polys->data_vertex3f, oldvertex3f, polys->num_vertices*sizeof(float[3]));
3043                 memcpy(polys->data_color4f, oldcolor4f, polys->num_vertices*sizeof(float[4]));
3044                 memcpy(polys->data_texcoord2f, oldtexcoord2f, polys->num_vertices*sizeof(float[2]));
3045         }
3046         if (polys->num_triangles)
3047         {
3048                 memcpy(polys->data_triangles, oldtriangles, polys->num_triangles*sizeof(vmpolygons_triangle_t));
3049                 memcpy(polys->data_sortedelement3s, oldsortedelement3s, polys->num_triangles*sizeof(unsigned short[3]));
3050         }
3051         if (oldvertex3f)
3052                 Mem_Free(oldvertex3f);
3053         if (oldcolor4f)
3054                 Mem_Free(oldcolor4f);
3055         if (oldtexcoord2f)
3056                 Mem_Free(oldtexcoord2f);
3057         if (oldtriangles)
3058                 Mem_Free(oldtriangles);
3059         if (oldsortedelement3s)
3060                 Mem_Free(oldsortedelement3s);
3061 }
3062
3063 static void VM_InitPolygons (vmpolygons_t* polys)
3064 {
3065         memset(polys, 0, sizeof(*polys));
3066         polys->pool = Mem_AllocPool("VMPOLY", 0, NULL);
3067         polys->max_triangles = 1024;
3068         VM_ResizePolygons(polys);
3069         polys->initialized = true;
3070 }
3071
3072 static void VM_DrawPolygonCallback (const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
3073 {
3074         int surfacelistindex;
3075         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
3076         if(polys->progstarttime != prog->starttime) // from other progs? won't draw these (this can cause crashes!)
3077                 return;
3078 //      R_Mesh_ResetTextureState();
3079         R_EntityMatrix(&identitymatrix);
3080         GL_CullFace(GL_NONE);
3081         GL_DepthTest(true); // polys in 3D space shall always have depth test
3082         GL_DepthRange(0, 1);
3083         R_Mesh_PrepareVertices_Generic_Arrays(polys->num_vertices, polys->data_vertex3f, polys->data_color4f, polys->data_texcoord2f);
3084
3085         for (surfacelistindex = 0;surfacelistindex < numsurfaces;)
3086         {
3087                 int numtriangles = 0;
3088                 rtexture_t *tex = polys->data_triangles[surfacelist[surfacelistindex]].texture;
3089                 int drawflag = polys->data_triangles[surfacelist[surfacelistindex]].drawflag;
3090                 DrawQ_ProcessDrawFlag(drawflag, polys->data_triangles[surfacelist[surfacelistindex]].hasalpha);
3091                 R_SetupShader_Generic(tex, NULL, GL_MODULATE, 1);
3092                 numtriangles = 0;
3093                 for (;surfacelistindex < numsurfaces;surfacelistindex++)
3094                 {
3095                         if (polys->data_triangles[surfacelist[surfacelistindex]].texture != tex || polys->data_triangles[surfacelist[surfacelistindex]].drawflag != drawflag)
3096                                 break;
3097                         VectorCopy(polys->data_triangles[surfacelist[surfacelistindex]].elements, polys->data_sortedelement3s + 3*numtriangles);
3098                         numtriangles++;
3099                 }
3100                 R_Mesh_Draw(0, polys->num_vertices, 0, numtriangles, NULL, NULL, 0, polys->data_sortedelement3s, NULL, 0);
3101         }
3102 }
3103
3104 void VMPolygons_Store(vmpolygons_t *polys)
3105 {
3106         qboolean hasalpha;
3107         int i;
3108
3109         // detect if we have alpha
3110         hasalpha = polys->begin_texture_hasalpha;
3111         for(i = 0; !hasalpha && (i < polys->begin_vertices); ++i)
3112                 if(polys->begin_color[i][3] < 1)
3113                         hasalpha = true;
3114
3115         if (polys->begin_draw2d)
3116         {
3117                 // draw the polygon as 2D immediately
3118                 drawqueuemesh_t mesh;
3119                 mesh.texture = polys->begin_texture;
3120                 mesh.num_vertices = polys->begin_vertices;
3121                 mesh.num_triangles = polys->begin_vertices-2;
3122                 mesh.data_element3i = polygonelement3i;
3123                 mesh.data_element3s = polygonelement3s;
3124                 mesh.data_vertex3f = polys->begin_vertex[0];
3125                 mesh.data_color4f = polys->begin_color[0];
3126                 mesh.data_texcoord2f = polys->begin_texcoord[0];
3127                 DrawQ_Mesh(&mesh, polys->begin_drawflag, hasalpha);
3128         }
3129         else
3130         {
3131                 // queue the polygon as 3D for sorted transparent rendering later
3132                 int i;
3133                 if (polys->max_triangles < polys->num_triangles + polys->begin_vertices-2)
3134                 {
3135                         while (polys->max_triangles < polys->num_triangles + polys->begin_vertices-2)
3136                                 polys->max_triangles *= 2;
3137                         VM_ResizePolygons(polys);
3138                 }
3139                 if (polys->num_vertices + polys->begin_vertices <= polys->max_vertices)
3140                 {
3141                         // needle in a haystack!
3142                         // polys->num_vertices was used for copying where we actually want to copy begin_vertices
3143                         // that also caused it to not render the first polygon that is added
3144                         // --blub
3145                         memcpy(polys->data_vertex3f + polys->num_vertices * 3, polys->begin_vertex[0], polys->begin_vertices * sizeof(float[3]));
3146                         memcpy(polys->data_color4f + polys->num_vertices * 4, polys->begin_color[0], polys->begin_vertices * sizeof(float[4]));
3147                         memcpy(polys->data_texcoord2f + polys->num_vertices * 2, polys->begin_texcoord[0], polys->begin_vertices * sizeof(float[2]));
3148                         for (i = 0;i < polys->begin_vertices-2;i++)
3149                         {
3150                                 polys->data_triangles[polys->num_triangles].texture = polys->begin_texture;
3151                                 polys->data_triangles[polys->num_triangles].drawflag = polys->begin_drawflag;
3152                                 polys->data_triangles[polys->num_triangles].elements[0] = polys->num_vertices;
3153                                 polys->data_triangles[polys->num_triangles].elements[1] = polys->num_vertices + i+1;
3154                                 polys->data_triangles[polys->num_triangles].elements[2] = polys->num_vertices + i+2;
3155                                 polys->data_triangles[polys->num_triangles].hasalpha = hasalpha;
3156                                 polys->num_triangles++;
3157                         }
3158                         polys->num_vertices += polys->begin_vertices;
3159                 }
3160         }
3161         polys->begin_active = false;
3162 }
3163
3164 // TODO: move this into the client code and clean-up everything else, too! [1/6/2008 Black]
3165 // LordHavoc: agreed, this is a mess
3166 void VM_CL_AddPolygonsToMeshQueue (void)
3167 {
3168         int i;
3169         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
3170         vec3_t center;
3171
3172         // only add polygons of the currently active prog to the queue - if there is none, we're done
3173         if( !prog )
3174                 return;
3175
3176         if (!polys->num_triangles)
3177                 return;
3178
3179         for (i = 0;i < polys->num_triangles;i++)
3180         {
3181                 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);
3182                 R_MeshQueue_AddTransparent(center, VM_DrawPolygonCallback, NULL, i, NULL);
3183         }
3184
3185         /*polys->num_triangles = 0; // now done after rendering the scene,
3186           polys->num_vertices = 0;  // otherwise it's not rendered at all and prints an error message --blub */
3187 }
3188
3189 //void(string texturename, float flag[, float is2d]) R_BeginPolygon
3190 void VM_CL_R_PolygonBegin (void)
3191 {
3192         const char              *picname;
3193         skinframe_t     *sf;
3194         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
3195         int tf;
3196
3197         // TODO instead of using skinframes here (which provides the benefit of
3198         // better management of flags, and is more suited for 3D rendering), what
3199         // about supporting Q3 shaders?
3200
3201         VM_SAFEPARMCOUNTRANGE(2, 3, VM_CL_R_PolygonBegin);
3202
3203         if (!polys->initialized)
3204                 VM_InitPolygons(polys);
3205         if(polys->progstarttime != prog->starttime)
3206         {
3207                 // from another progs? then reset the polys first (fixes crashes on map change, because that can make skinframe textures invalid)
3208                 polys->num_vertices = polys->num_triangles = 0;
3209                 polys->progstarttime = prog->starttime;
3210         }
3211         if (polys->begin_active)
3212         {
3213                 VM_Warning("VM_CL_R_PolygonBegin: called twice without VM_CL_R_PolygonBegin after first\n");
3214                 return;
3215         }
3216         picname = PRVM_G_STRING(OFS_PARM0);
3217
3218         sf = NULL;
3219         if(*picname)
3220         {
3221                 tf = TEXF_ALPHA;
3222                 if((int)PRVM_G_FLOAT(OFS_PARM1) & DRAWFLAG_MIPMAP)
3223                         tf |= TEXF_MIPMAP;
3224
3225                 do
3226                 {
3227                         sf = R_SkinFrame_FindNextByName(sf, picname);
3228                 }
3229                 while(sf && sf->textureflags != tf);
3230
3231                 if(!sf || !sf->base)
3232                         sf = R_SkinFrame_LoadExternal(picname, tf, true);
3233
3234                 if(sf)
3235                         R_SkinFrame_MarkUsed(sf);
3236         }
3237
3238         polys->begin_texture = (sf && sf->base) ? sf->base : r_texture_white;
3239         polys->begin_texture_hasalpha = (sf && sf->base) ? sf->hasalpha : false;
3240         polys->begin_drawflag = (int)PRVM_G_FLOAT(OFS_PARM1) & DRAWFLAG_MASK;
3241         polys->begin_vertices = 0;
3242         polys->begin_active = true;
3243         polys->begin_draw2d = (prog->argc >= 3 ? (int)PRVM_G_FLOAT(OFS_PARM2) : r_refdef.draw2dstage);
3244 }
3245
3246 //void(vector org, vector texcoords, vector rgb, float alpha) R_PolygonVertex
3247 void VM_CL_R_PolygonVertex (void)
3248 {
3249         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
3250
3251         VM_SAFEPARMCOUNT(4, VM_CL_R_PolygonVertex);
3252
3253         if (!polys->begin_active)
3254         {
3255                 VM_Warning("VM_CL_R_PolygonVertex: VM_CL_R_PolygonBegin wasn't called\n");
3256                 return;
3257         }
3258
3259         if (polys->begin_vertices >= VMPOLYGONS_MAXPOINTS)
3260         {
3261                 VM_Warning("VM_CL_R_PolygonVertex: may have %i vertices max\n", VMPOLYGONS_MAXPOINTS);
3262                 return;
3263         }
3264
3265         polys->begin_vertex[polys->begin_vertices][0] = PRVM_G_VECTOR(OFS_PARM0)[0];
3266         polys->begin_vertex[polys->begin_vertices][1] = PRVM_G_VECTOR(OFS_PARM0)[1];
3267         polys->begin_vertex[polys->begin_vertices][2] = PRVM_G_VECTOR(OFS_PARM0)[2];
3268         polys->begin_texcoord[polys->begin_vertices][0] = PRVM_G_VECTOR(OFS_PARM1)[0];
3269         polys->begin_texcoord[polys->begin_vertices][1] = PRVM_G_VECTOR(OFS_PARM1)[1];
3270         polys->begin_color[polys->begin_vertices][0] = PRVM_G_VECTOR(OFS_PARM2)[0];
3271         polys->begin_color[polys->begin_vertices][1] = PRVM_G_VECTOR(OFS_PARM2)[1];
3272         polys->begin_color[polys->begin_vertices][2] = PRVM_G_VECTOR(OFS_PARM2)[2];
3273         polys->begin_color[polys->begin_vertices][3] = PRVM_G_FLOAT(OFS_PARM3);
3274         polys->begin_vertices++;
3275 }
3276
3277 //void() R_EndPolygon
3278 void VM_CL_R_PolygonEnd (void)
3279 {
3280         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
3281
3282         VM_SAFEPARMCOUNT(0, VM_CL_R_PolygonEnd);
3283         if (!polys->begin_active)
3284         {
3285                 VM_Warning("VM_CL_R_PolygonEnd: VM_CL_R_PolygonBegin wasn't called\n");
3286                 return;
3287         }
3288         polys->begin_active = false;
3289         if (polys->begin_vertices >= 3)
3290                 VMPolygons_Store(polys);
3291         else
3292                 VM_Warning("VM_CL_R_PolygonEnd: %i vertices isn't a good choice\n", polys->begin_vertices);
3293 }
3294
3295 static vmpolygons_t debugPolys;
3296
3297 void Debug_PolygonBegin(const char *picname, int drawflag)
3298 {
3299         if(!debugPolys.initialized)
3300                 VM_InitPolygons(&debugPolys);
3301         if(debugPolys.begin_active)
3302         {
3303                 Con_Printf("Debug_PolygonBegin: called twice without Debug_PolygonEnd after first\n");
3304                 return;
3305         }
3306         debugPolys.begin_texture = picname[0] ? Draw_CachePic_Flags (picname, CACHEPICFLAG_NOTPERSISTENT)->tex : r_texture_white;
3307         debugPolys.begin_drawflag = drawflag;
3308         debugPolys.begin_vertices = 0;
3309         debugPolys.begin_active = true;
3310 }
3311
3312 void Debug_PolygonVertex(float x, float y, float z, float s, float t, float r, float g, float b, float a)
3313 {
3314         if(!debugPolys.begin_active)
3315         {
3316                 Con_Printf("Debug_PolygonVertex: Debug_PolygonBegin wasn't called\n");
3317                 return;
3318         }
3319
3320         if(debugPolys.begin_vertices > VMPOLYGONS_MAXPOINTS)
3321         {
3322                 Con_Printf("Debug_PolygonVertex: may have %i vertices max\n", VMPOLYGONS_MAXPOINTS);
3323                 return;
3324         }
3325
3326         debugPolys.begin_vertex[debugPolys.begin_vertices][0] = x;
3327         debugPolys.begin_vertex[debugPolys.begin_vertices][1] = y;
3328         debugPolys.begin_vertex[debugPolys.begin_vertices][2] = z;
3329         debugPolys.begin_texcoord[debugPolys.begin_vertices][0] = s;
3330         debugPolys.begin_texcoord[debugPolys.begin_vertices][1] = t;
3331         debugPolys.begin_color[debugPolys.begin_vertices][0] = r;
3332         debugPolys.begin_color[debugPolys.begin_vertices][1] = g;
3333         debugPolys.begin_color[debugPolys.begin_vertices][2] = b;
3334         debugPolys.begin_color[debugPolys.begin_vertices][3] = a;
3335         debugPolys.begin_vertices++;
3336 }
3337
3338 void Debug_PolygonEnd(void)
3339 {
3340         if (!debugPolys.begin_active)
3341         {
3342                 Con_Printf("Debug_PolygonEnd: Debug_PolygonBegin wasn't called\n");
3343                 return;
3344         }
3345         debugPolys.begin_active = false;
3346         if (debugPolys.begin_vertices >= 3)
3347                 VMPolygons_Store(&debugPolys);
3348         else
3349                 Con_Printf("Debug_PolygonEnd: %i vertices isn't a good choice\n", debugPolys.begin_vertices);
3350 }
3351
3352 /*
3353 =============
3354 CL_CheckBottom
3355
3356 Returns false if any part of the bottom of the entity is off an edge that
3357 is not a staircase.
3358
3359 =============