track if a cachepic has alpha, and turn off depth write if it does; also use alpha...
[xonotic/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                 ed = &prog->edicts[i];
748                 if(ed->priv.required->free)
749                         continue;
750                 CSQC_Think(ed);
751                 if(ed->priv.required->free)
752                         continue;
753                 // note that for RF_USEAXIS entities, Predraw sets v_forward/v_right/v_up globals that are read by CSQC_AddRenderEdict
754                 CSQC_Predraw(ed);
755                 if(ed->priv.required->free)
756                         continue;
757                 if(!((int)ed->fields.client->drawmask & drawmask))
758                         continue;
759                 CSQC_AddRenderEdict(ed, i);
760         }
761
762         // callprofile fixing hack: do not include this time in what is counted for CSQC_UpdateView
763         prog->functions[prog->funcoffsets.CSQC_UpdateView].totaltime -= Sys_DoubleTime() - t;
764 }
765
766 //#302 void(entity ent) addentity (EXT_CSQC)
767 void VM_CL_R_AddEntity (void)
768 {
769         double t = Sys_DoubleTime();
770         VM_SAFEPARMCOUNT(1, VM_CL_R_AddEntity);
771         CSQC_AddRenderEdict(PRVM_G_EDICT(OFS_PARM0), 0);
772         prog->functions[prog->funcoffsets.CSQC_UpdateView].totaltime -= Sys_DoubleTime() - t;
773 }
774
775 //#303 float(float property, ...) setproperty (EXT_CSQC)
776 //#303 float(float property) getproperty
777 //#303 vector(float property) getpropertyvec
778 // VorteX: make this function be able to return previously set property if new value is not given
779 void VM_CL_R_SetView (void)
780 {
781         int             c;
782         float   *f;
783         float   k;
784
785         VM_SAFEPARMCOUNTRANGE(1, 3, VM_CL_R_SetView);
786
787         c = (int)PRVM_G_FLOAT(OFS_PARM0);
788
789         // return value?
790         if (prog->argc < 2)
791         {
792                 switch(c)
793                 {
794                 case VF_MIN:
795                         VectorSet(PRVM_G_VECTOR(OFS_RETURN), r_refdef.view.x, r_refdef.view.y, 0);
796                         break;
797                 case VF_MIN_X:
798                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.x;
799                         break;
800                 case VF_MIN_Y:
801                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.y;
802                         break;
803                 case VF_SIZE:
804                         VectorSet(PRVM_G_VECTOR(OFS_RETURN), r_refdef.view.width, r_refdef.view.height, 0);
805                         break;
806                 case VF_SIZE_X:
807                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.width;
808                         break;
809                 case VF_SIZE_Y:
810                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.height;
811                         break;
812                 case VF_VIEWPORT:
813                         VM_Warning("VM_CL_R_GetView : VF_VIEWPORT can't be retrieved, use VF_MIN/VF_SIZE instead\n");
814                         break;
815                 case VF_FOV:
816                         VectorSet(PRVM_G_VECTOR(OFS_RETURN), r_refdef.view.ortho_x, r_refdef.view.ortho_y, 0);
817                         break;
818                 case VF_FOVX:
819                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.ortho_x;
820                         break;
821                 case VF_FOVY:
822                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.ortho_y;
823                         break;
824                 case VF_ORIGIN:
825                         VectorCopy(cl.csqc_origin, PRVM_G_VECTOR(OFS_RETURN));
826                         break;
827                 case VF_ORIGIN_X:
828                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_origin[0];
829                         break;
830                 case VF_ORIGIN_Y:
831                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_origin[1];
832                         break;
833                 case VF_ORIGIN_Z:
834                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_origin[2];
835                         break;
836                 case VF_ANGLES:
837                         VectorCopy(cl.csqc_angles, PRVM_G_VECTOR(OFS_RETURN));
838                         break;
839                 case VF_ANGLES_X:
840                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_angles[0];
841                         break;
842                 case VF_ANGLES_Y:
843                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_angles[1];
844                         break;
845                 case VF_ANGLES_Z:
846                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_angles[2];
847                         break;
848                 case VF_DRAWWORLD:
849                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vidvars.drawworld;
850                         break;
851                 case VF_DRAWENGINESBAR:
852                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vidvars.drawenginesbar;
853                         break;
854                 case VF_DRAWCROSSHAIR:
855                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vidvars.drawcrosshair;
856                         break;
857                 case VF_CL_VIEWANGLES:
858                         VectorCopy(cl.viewangles, PRVM_G_VECTOR(OFS_RETURN));;
859                         break;
860                 case VF_CL_VIEWANGLES_X:
861                         PRVM_G_FLOAT(OFS_RETURN) = cl.viewangles[0];
862                         break;
863                 case VF_CL_VIEWANGLES_Y:
864                         PRVM_G_FLOAT(OFS_RETURN) = cl.viewangles[1];
865                         break;
866                 case VF_CL_VIEWANGLES_Z:
867                         PRVM_G_FLOAT(OFS_RETURN) = cl.viewangles[2];
868                         break;
869                 case VF_PERSPECTIVE:
870                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.useperspective;
871                         break;
872                 case VF_CLEARSCREEN:
873                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.isoverlay;
874                         break;
875                 default:
876                         PRVM_G_FLOAT(OFS_RETURN) = 0;
877                         VM_Warning("VM_CL_R_GetView : unknown parm %i\n", c);
878                         return;
879                 }
880                 return;
881         }
882
883         f = PRVM_G_VECTOR(OFS_PARM1);
884         k = PRVM_G_FLOAT(OFS_PARM1);
885         switch(c)
886         {
887         case VF_MIN:
888                 r_refdef.view.x = (int)(f[0]);
889                 r_refdef.view.y = (int)(f[1]);
890                 break;
891         case VF_MIN_X:
892                 r_refdef.view.x = (int)(k);
893                 break;
894         case VF_MIN_Y:
895                 r_refdef.view.y = (int)(k);
896                 break;
897         case VF_SIZE:
898                 r_refdef.view.width = (int)(f[0]);
899                 r_refdef.view.height = (int)(f[1]);
900                 break;
901         case VF_SIZE_X:
902                 r_refdef.view.width = (int)(k);
903                 break;
904         case VF_SIZE_Y:
905                 r_refdef.view.height = (int)(k);
906                 break;
907         case VF_VIEWPORT:
908                 r_refdef.view.x = (int)(f[0]);
909                 r_refdef.view.y = (int)(f[1]);
910                 f = PRVM_G_VECTOR(OFS_PARM2);
911                 r_refdef.view.width = (int)(f[0]);
912                 r_refdef.view.height = (int)(f[1]);
913                 break;
914         case VF_FOV:
915                 r_refdef.view.frustum_x = tan(f[0] * M_PI / 360.0);r_refdef.view.ortho_x = f[0];
916                 r_refdef.view.frustum_y = tan(f[1] * M_PI / 360.0);r_refdef.view.ortho_y = f[1];
917                 break;
918         case VF_FOVX:
919                 r_refdef.view.frustum_x = tan(k * M_PI / 360.0);r_refdef.view.ortho_x = k;
920                 break;
921         case VF_FOVY:
922                 r_refdef.view.frustum_y = tan(k * M_PI / 360.0);r_refdef.view.ortho_y = k;
923                 break;
924         case VF_ORIGIN:
925                 VectorCopy(f, cl.csqc_origin);
926                 CSQC_R_RecalcView();
927                 break;
928         case VF_ORIGIN_X:
929                 cl.csqc_origin[0] = k;
930                 CSQC_R_RecalcView();
931                 break;
932         case VF_ORIGIN_Y:
933                 cl.csqc_origin[1] = k;
934                 CSQC_R_RecalcView();
935                 break;
936         case VF_ORIGIN_Z:
937                 cl.csqc_origin[2] = k;
938                 CSQC_R_RecalcView();
939                 break;
940         case VF_ANGLES:
941                 VectorCopy(f, cl.csqc_angles);
942                 CSQC_R_RecalcView();
943                 break;
944         case VF_ANGLES_X:
945                 cl.csqc_angles[0] = k;
946                 CSQC_R_RecalcView();
947                 break;
948         case VF_ANGLES_Y:
949                 cl.csqc_angles[1] = k;
950                 CSQC_R_RecalcView();
951                 break;
952         case VF_ANGLES_Z:
953                 cl.csqc_angles[2] = k;
954                 CSQC_R_RecalcView();
955                 break;
956         case VF_DRAWWORLD:
957                 cl.csqc_vidvars.drawworld = ((k != 0) && r_drawworld.integer);
958                 break;
959         case VF_DRAWENGINESBAR:
960                 cl.csqc_vidvars.drawenginesbar = k != 0;
961                 break;
962         case VF_DRAWCROSSHAIR:
963                 cl.csqc_vidvars.drawcrosshair = k != 0;
964                 break;
965         case VF_CL_VIEWANGLES:
966                 VectorCopy(f, cl.viewangles);
967                 break;
968         case VF_CL_VIEWANGLES_X:
969                 cl.viewangles[0] = k;
970                 break;
971         case VF_CL_VIEWANGLES_Y:
972                 cl.viewangles[1] = k;
973                 break;
974         case VF_CL_VIEWANGLES_Z:
975                 cl.viewangles[2] = k;
976                 break;
977         case VF_PERSPECTIVE:
978                 r_refdef.view.useperspective = k != 0;
979                 break;
980         case VF_CLEARSCREEN:
981                 r_refdef.view.isoverlay = !k;
982                 break;
983         default:
984                 PRVM_G_FLOAT(OFS_RETURN) = 0;
985                 VM_Warning("VM_CL_R_SetView : unknown parm %i\n", c);
986                 return;
987         }
988         PRVM_G_FLOAT(OFS_RETURN) = 1;
989 }
990
991 //#305 void(vector org, float radius, vector lightcolours[, float style, string cubemapname, float pflags]) adddynamiclight (EXT_CSQC)
992 void VM_CL_R_AddDynamicLight (void)
993 {
994         double t = Sys_DoubleTime();
995         vec_t *org;
996         float radius = 300;
997         vec_t *col;
998         int style = -1;
999         const char *cubemapname = NULL;
1000         int pflags = PFLAGS_CORONA | PFLAGS_FULLDYNAMIC;
1001         float coronaintensity = 1;
1002         float coronasizescale = 0.25;
1003         qboolean castshadow = true;
1004         float ambientscale = 0;
1005         float diffusescale = 1;
1006         float specularscale = 1;
1007         matrix4x4_t matrix;
1008         vec3_t forward, left, up;
1009         VM_SAFEPARMCOUNTRANGE(3, 8, VM_CL_R_AddDynamicLight);
1010
1011         // if we've run out of dlights, just return
1012         if (r_refdef.scene.numlights >= MAX_DLIGHTS)
1013                 return;
1014
1015         org = PRVM_G_VECTOR(OFS_PARM0);
1016         radius = PRVM_G_FLOAT(OFS_PARM1);
1017         col = PRVM_G_VECTOR(OFS_PARM2);
1018         if (prog->argc >= 4)
1019         {
1020                 style = (int)PRVM_G_FLOAT(OFS_PARM3);
1021                 if (style >= MAX_LIGHTSTYLES)
1022                 {
1023                         Con_DPrintf("VM_CL_R_AddDynamicLight: out of bounds lightstyle index %i\n", style);
1024                         style = -1;
1025                 }
1026         }
1027         if (prog->argc >= 5)
1028                 cubemapname = PRVM_G_STRING(OFS_PARM4);
1029         if (prog->argc >= 6)
1030                 pflags = (int)PRVM_G_FLOAT(OFS_PARM5);
1031         coronaintensity = (pflags & PFLAGS_CORONA) != 0;
1032         castshadow = (pflags & PFLAGS_NOSHADOW) == 0;
1033
1034         VectorScale(prog->globals.client->v_forward, radius, forward);
1035         VectorScale(prog->globals.client->v_right, -radius, left);
1036         VectorScale(prog->globals.client->v_up, radius, up);
1037         Matrix4x4_FromVectors(&matrix, forward, left, up, org);
1038
1039         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);
1040         r_refdef.scene.lights[r_refdef.scene.numlights] = &r_refdef.scene.templights[r_refdef.scene.numlights];r_refdef.scene.numlights++;
1041         prog->functions[prog->funcoffsets.CSQC_UpdateView].totaltime -= Sys_DoubleTime() - t;
1042 }
1043
1044 //============================================================================
1045
1046 //#310 vector (vector v) cs_unproject (EXT_CSQC)
1047 static void VM_CL_unproject (void)
1048 {
1049         float   *f;
1050         vec3_t  temp;
1051
1052         VM_SAFEPARMCOUNT(1, VM_CL_unproject);
1053         f = PRVM_G_VECTOR(OFS_PARM0);
1054         if(v_flipped.integer)
1055                 f[0] = (2 * r_refdef.view.x + r_refdef.view.width) * (vid_conwidth.integer / (float) vid.width) - f[0];
1056         VectorSet(temp,
1057                 f[2],
1058                 (-1.0 + 2.0 * (f[0] / (vid_conwidth.integer / (float) vid.width) - r_refdef.view.x) / r_refdef.view.width) * f[2] * -r_refdef.view.frustum_x,
1059                 (-1.0 + 2.0 * (f[1] / (vid_conheight.integer / (float) vid.height) - r_refdef.view.y) / r_refdef.view.height) * f[2] * -r_refdef.view.frustum_y);
1060         Matrix4x4_Transform(&r_refdef.view.matrix, temp, PRVM_G_VECTOR(OFS_RETURN));
1061 }
1062
1063 //#311 vector (vector v) cs_project (EXT_CSQC)
1064 static void VM_CL_project (void)
1065 {
1066         float   *f;
1067         vec3_t  v;
1068         matrix4x4_t m;
1069
1070         VM_SAFEPARMCOUNT(1, VM_CL_project);
1071         f = PRVM_G_VECTOR(OFS_PARM0);
1072         Matrix4x4_Invert_Simple(&m, &r_refdef.view.matrix);
1073         Matrix4x4_Transform(&m, f, v);
1074         if(v_flipped.integer)
1075                 v[1] = -v[1];
1076         VectorSet(PRVM_G_VECTOR(OFS_RETURN),
1077                 (vid_conwidth.integer / (float) vid.width) * (r_refdef.view.x + r_refdef.view.width*0.5*(1.0+v[1]/v[0]/-r_refdef.view.frustum_x)),
1078                 (vid_conheight.integer / (float) vid.height) * (r_refdef.view.y + r_refdef.view.height*0.5*(1.0+v[2]/v[0]/-r_refdef.view.frustum_y)),
1079                 v[0]);
1080 }
1081
1082 //#330 float(float stnum) getstatf (EXT_CSQC)
1083 static void VM_CL_getstatf (void)
1084 {
1085         int i;
1086         union
1087         {
1088                 float f;
1089                 int l;
1090         }dat;
1091         VM_SAFEPARMCOUNT(1, VM_CL_getstatf);
1092         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1093         if(i < 0 || i >= MAX_CL_STATS)
1094         {
1095                 VM_Warning("VM_CL_getstatf: index>=MAX_CL_STATS or index<0\n");
1096                 return;
1097         }
1098         dat.l = cl.stats[i];
1099         PRVM_G_FLOAT(OFS_RETURN) =  dat.f;
1100 }
1101
1102 //#331 float(float stnum) getstati (EXT_CSQC)
1103 static void VM_CL_getstati (void)
1104 {
1105         int i, index;
1106         int firstbit, bitcount;
1107
1108         VM_SAFEPARMCOUNTRANGE(1, 3, VM_CL_getstati);
1109
1110         index = (int)PRVM_G_FLOAT(OFS_PARM0);
1111         if (prog->argc > 1)
1112         {
1113                 firstbit = (int)PRVM_G_FLOAT(OFS_PARM1);
1114                 if (prog->argc > 2)
1115                         bitcount = (int)PRVM_G_FLOAT(OFS_PARM2);
1116                 else
1117                         bitcount = 1;
1118         }
1119         else
1120         {
1121                 firstbit = 0;
1122                 bitcount = 32;
1123         }
1124
1125         if(index < 0 || index >= MAX_CL_STATS)
1126         {
1127                 VM_Warning("VM_CL_getstati: index>=MAX_CL_STATS or index<0\n");
1128                 return;
1129         }
1130         i = cl.stats[index];
1131         if (bitcount != 32)     //32 causes the mask to overflow, so there's nothing to subtract from.
1132                 i = (((unsigned int)i)&(((1<<bitcount)-1)<<firstbit))>>firstbit;
1133         PRVM_G_FLOAT(OFS_RETURN) = i;
1134 }
1135
1136 //#332 string(float firststnum) getstats (EXT_CSQC)
1137 static void VM_CL_getstats (void)
1138 {
1139         int i;
1140         char t[17];
1141         VM_SAFEPARMCOUNT(1, VM_CL_getstats);
1142         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1143         if(i < 0 || i > MAX_CL_STATS-4)
1144         {
1145                 PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1146                 VM_Warning("VM_CL_getstats: index>MAX_CL_STATS-4 or index<0\n");
1147                 return;
1148         }
1149         strlcpy(t, (char*)&cl.stats[i], sizeof(t));
1150         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(t);
1151 }
1152
1153 //#333 void(entity e, float mdlindex) setmodelindex (EXT_CSQC)
1154 static void VM_CL_setmodelindex (void)
1155 {
1156         int                             i;
1157         prvm_edict_t    *t;
1158         struct model_s  *model;
1159
1160         VM_SAFEPARMCOUNT(2, VM_CL_setmodelindex);
1161
1162         t = PRVM_G_EDICT(OFS_PARM0);
1163
1164         i = (int)PRVM_G_FLOAT(OFS_PARM1);
1165
1166         t->fields.client->model = 0;
1167         t->fields.client->modelindex = 0;
1168
1169         if (!i)
1170                 return;
1171
1172         model = CL_GetModelByIndex(i);
1173         if (!model)
1174         {
1175                 VM_Warning("VM_CL_setmodelindex: null model\n");
1176                 return;
1177         }
1178         t->fields.client->model = PRVM_SetEngineString(model->name);
1179         t->fields.client->modelindex = i;
1180
1181         // TODO: check if this breaks needed consistency and maybe add a cvar for it too?? [1/10/2008 Black]
1182         if (model)
1183         {
1184                 SetMinMaxSize (t, model->normalmins, model->normalmaxs);
1185         }
1186         else
1187                 SetMinMaxSize (t, vec3_origin, vec3_origin);
1188 }
1189
1190 //#334 string(float mdlindex) modelnameforindex (EXT_CSQC)
1191 static void VM_CL_modelnameforindex (void)
1192 {
1193         dp_model_t *model;
1194
1195         VM_SAFEPARMCOUNT(1, VM_CL_modelnameforindex);
1196
1197         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1198         model = CL_GetModelByIndex((int)PRVM_G_FLOAT(OFS_PARM0));
1199         PRVM_G_INT(OFS_RETURN) = model ? PRVM_SetEngineString(model->name) : 0;
1200 }
1201
1202 //#335 float(string effectname) particleeffectnum (EXT_CSQC)
1203 static void VM_CL_particleeffectnum (void)
1204 {
1205         int                     i;
1206         VM_SAFEPARMCOUNT(1, VM_CL_particleeffectnum);
1207         i = CL_ParticleEffectIndexForName(PRVM_G_STRING(OFS_PARM0));
1208         if (i == 0)
1209                 i = -1;
1210         PRVM_G_FLOAT(OFS_RETURN) = i;
1211 }
1212
1213 // #336 void(entity ent, float effectnum, vector start, vector end[, float color]) trailparticles (EXT_CSQC)
1214 static void VM_CL_trailparticles (void)
1215 {
1216         int                             i;
1217         float                   *start, *end;
1218         prvm_edict_t    *t;
1219         VM_SAFEPARMCOUNTRANGE(4, 5, VM_CL_trailparticles);
1220
1221         t = PRVM_G_EDICT(OFS_PARM0);
1222         i               = (int)PRVM_G_FLOAT(OFS_PARM1);
1223         start   = PRVM_G_VECTOR(OFS_PARM2);
1224         end             = PRVM_G_VECTOR(OFS_PARM3);
1225
1226         if (i < 0)
1227                 return;
1228         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);
1229 }
1230
1231 //#337 void(float effectnum, vector origin, vector dir, float count[, float color]) pointparticles (EXT_CSQC)
1232 static void VM_CL_pointparticles (void)
1233 {
1234         int                     i;
1235         float n;
1236         float           *f, *v;
1237         VM_SAFEPARMCOUNTRANGE(4, 5, VM_CL_pointparticles);
1238         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1239         f = PRVM_G_VECTOR(OFS_PARM1);
1240         v = PRVM_G_VECTOR(OFS_PARM2);
1241         n = PRVM_G_FLOAT(OFS_PARM3);
1242         if (i < 0)
1243                 return;
1244         CL_ParticleEffect(i, n, f, f, v, v, NULL, prog->argc >= 5 ? (int)PRVM_G_FLOAT(OFS_PARM4) : 0);
1245 }
1246
1247 //#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)
1248 static void VM_CL_boxparticles (void)
1249 {
1250         int effectnum;
1251         prvm_edict_t *own;
1252         float *origin_from, *origin_to, *dir_from, *dir_to;
1253         float count;
1254         int flags;
1255         float tintmins[4], tintmaxs[4];
1256         prvm_eval_t *val;
1257         VM_SAFEPARMCOUNTRANGE(7, 8, VM_CL_boxparticles);
1258
1259         effectnum = (int)PRVM_G_FLOAT(OFS_PARM0);
1260         own = PRVM_G_EDICT(OFS_PARM1); // TODO find use for this
1261         origin_from = PRVM_G_VECTOR(OFS_PARM2);
1262         origin_to = PRVM_G_VECTOR(OFS_PARM3);
1263         dir_from = PRVM_G_VECTOR(OFS_PARM4);
1264         dir_to = PRVM_G_VECTOR(OFS_PARM5);
1265         count = PRVM_G_FLOAT(OFS_PARM6);
1266         if(prog->argc >= 8)
1267                 flags = PRVM_G_FLOAT(OFS_PARM7);
1268         else
1269                 flags = 0;
1270         Vector4Set(tintmins, 1, 1, 1, 1);
1271         Vector4Set(tintmaxs, 1, 1, 1, 1);
1272         if(flags & 1) // read alpha
1273         {
1274                 if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.particles_alphamin)))
1275                         tintmins[3] = val->_float;
1276                 if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.particles_alphamax)))
1277                         tintmaxs[3] = val->_float;
1278         }
1279         if(flags & 2) // read color
1280         {
1281                 if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.particles_colormin)))
1282                         VectorCopy(val->vector, tintmins);
1283                 if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.particles_colormax)))
1284                         VectorCopy(val->vector, tintmaxs);
1285         }
1286         if (effectnum < 0)
1287                 return;
1288         CL_ParticleTrail(effectnum, count, origin_from, origin_to, dir_from, dir_to, NULL, 0, true, true, tintmins, tintmaxs);
1289 }
1290
1291 //#531 void(float pause) setpause
1292 static void VM_CL_setpause(void) 
1293 {
1294         VM_SAFEPARMCOUNT(1, VM_CL_setpause);
1295         if ((int)PRVM_G_FLOAT(OFS_PARM0) != 0)
1296                 cl.csqc_paused = true;
1297         else
1298                 cl.csqc_paused = false;
1299 }
1300
1301 //#343 void(float usecursor) setcursormode (EXT_CSQC)
1302 static void VM_CL_setcursormode (void)
1303 {
1304         VM_SAFEPARMCOUNT(1, VM_CL_setcursormode);
1305         cl.csqc_wantsmousemove = PRVM_G_FLOAT(OFS_PARM0) != 0;
1306         cl_ignoremousemoves = 2;
1307 }
1308
1309 //#344 vector() getmousepos (EXT_CSQC)
1310 static void VM_CL_getmousepos(void)
1311 {
1312         VM_SAFEPARMCOUNT(0,VM_CL_getmousepos);
1313
1314         if (key_consoleactive || key_dest != key_game)
1315                 VectorSet(PRVM_G_VECTOR(OFS_RETURN), 0, 0, 0);
1316         else if (cl.csqc_wantsmousemove)
1317                 VectorSet(PRVM_G_VECTOR(OFS_RETURN), in_windowmouse_x * vid_conwidth.integer / vid.width, in_windowmouse_y * vid_conheight.integer / vid.height, 0);
1318         else
1319                 VectorSet(PRVM_G_VECTOR(OFS_RETURN), in_mouse_x * vid_conwidth.integer / vid.width, in_mouse_y * vid_conheight.integer / vid.height, 0);
1320 }
1321
1322 //#345 float(float framenum) getinputstate (EXT_CSQC)
1323 static void VM_CL_getinputstate (void)
1324 {
1325         int i, frame;
1326         VM_SAFEPARMCOUNT(1, VM_CL_getinputstate);
1327         frame = (int)PRVM_G_FLOAT(OFS_PARM0);
1328         PRVM_G_FLOAT(OFS_RETURN) = false;
1329         for (i = 0;i < CL_MAX_USERCMDS;i++)
1330         {
1331                 if (cl.movecmd[i].sequence == frame)
1332                 {
1333                         VectorCopy(cl.movecmd[i].viewangles, prog->globals.client->input_angles);
1334                         prog->globals.client->input_buttons = cl.movecmd[i].buttons; // FIXME: this should not be directly exposed to csqc (translation layer needed?)
1335                         prog->globals.client->input_movevalues[0] = cl.movecmd[i].forwardmove;
1336                         prog->globals.client->input_movevalues[1] = cl.movecmd[i].sidemove;
1337                         prog->globals.client->input_movevalues[2] = cl.movecmd[i].upmove;
1338                         prog->globals.client->input_timelength = cl.movecmd[i].frametime;
1339                         if(cl.movecmd[i].crouch)
1340                         {
1341                                 VectorCopy(cl.playercrouchmins, prog->globals.client->pmove_mins);
1342                                 VectorCopy(cl.playercrouchmaxs, prog->globals.client->pmove_maxs);
1343                         }
1344                         else
1345                         {
1346                                 VectorCopy(cl.playerstandmins, prog->globals.client->pmove_mins);
1347                                 VectorCopy(cl.playerstandmaxs, prog->globals.client->pmove_maxs);
1348                         }
1349                         PRVM_G_FLOAT(OFS_RETURN) = true;
1350                 }
1351         }
1352 }
1353
1354 //#346 void(float sens) setsensitivityscaler (EXT_CSQC)
1355 static void VM_CL_setsensitivityscale (void)
1356 {
1357         VM_SAFEPARMCOUNT(1, VM_CL_setsensitivityscale);
1358         cl.sensitivityscale = PRVM_G_FLOAT(OFS_PARM0);
1359 }
1360
1361 //#347 void() runstandardplayerphysics (EXT_CSQC)
1362 static void VM_CL_runplayerphysics (void)
1363 {
1364 }
1365
1366 //#348 string(float playernum, string keyname) getplayerkeyvalue (EXT_CSQC)
1367 static void VM_CL_getplayerkey (void)
1368 {
1369         int                     i;
1370         char            t[128];
1371         const char      *c;
1372
1373         VM_SAFEPARMCOUNT(2, VM_CL_getplayerkey);
1374
1375         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1376         c = PRVM_G_STRING(OFS_PARM1);
1377         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1378         Sbar_SortFrags();
1379
1380         if (i < 0)
1381                 i = Sbar_GetSortedPlayerIndex(-1-i);
1382         if(i < 0 || i >= cl.maxclients)
1383                 return;
1384
1385         t[0] = 0;
1386
1387         if(!strcasecmp(c, "name"))
1388                 strlcpy(t, cl.scores[i].name, sizeof(t));
1389         else
1390                 if(!strcasecmp(c, "frags"))
1391                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].frags);
1392         else
1393                 if(!strcasecmp(c, "ping"))
1394                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].qw_ping);
1395         else
1396                 if(!strcasecmp(c, "pl"))
1397                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].qw_packetloss);
1398         else
1399                 if(!strcasecmp(c, "movementloss"))
1400                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].qw_movementloss);
1401         else
1402                 if(!strcasecmp(c, "entertime"))
1403                         dpsnprintf(t, sizeof(t), "%f", cl.scores[i].qw_entertime);
1404         else
1405                 if(!strcasecmp(c, "colors"))
1406                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].colors);
1407         else
1408                 if(!strcasecmp(c, "topcolor"))
1409                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].colors & 0xf0);
1410         else
1411                 if(!strcasecmp(c, "bottomcolor"))
1412                         dpsnprintf(t, sizeof(t), "%i", (cl.scores[i].colors &15)<<4);
1413         else
1414                 if(!strcasecmp(c, "viewentity"))
1415                         dpsnprintf(t, sizeof(t), "%i", i+1);
1416         if(!t[0])
1417                 return;
1418         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(t);
1419 }
1420
1421 //#351 void(vector origin, vector forward, vector right, vector up) SetListener (EXT_CSQC)
1422 static void VM_CL_setlistener (void)
1423 {
1424         VM_SAFEPARMCOUNT(4, VM_CL_setlistener);
1425         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));
1426         cl.csqc_usecsqclistener = true; //use csqc listener at this frame
1427 }
1428
1429 //#352 void(string cmdname) registercommand (EXT_CSQC)
1430 static void VM_CL_registercmd (void)
1431 {
1432         char *t;
1433         VM_SAFEPARMCOUNT(1, VM_CL_registercmd);
1434         if(!Cmd_Exists(PRVM_G_STRING(OFS_PARM0)))
1435         {
1436                 size_t alloclen;
1437
1438                 alloclen = strlen(PRVM_G_STRING(OFS_PARM0)) + 1;
1439                 t = (char *)Z_Malloc(alloclen);
1440                 memcpy(t, PRVM_G_STRING(OFS_PARM0), alloclen);
1441                 Cmd_AddCommand(t, NULL, "console command created by QuakeC");
1442         }
1443         else
1444                 Cmd_AddCommand(PRVM_G_STRING(OFS_PARM0), NULL, "console command created by QuakeC");
1445
1446 }
1447
1448 //#360 float() readbyte (EXT_CSQC)
1449 static void VM_CL_ReadByte (void)
1450 {
1451         VM_SAFEPARMCOUNT(0, VM_CL_ReadByte);
1452         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadByte();
1453 }
1454
1455 //#361 float() readchar (EXT_CSQC)
1456 static void VM_CL_ReadChar (void)
1457 {
1458         VM_SAFEPARMCOUNT(0, VM_CL_ReadChar);
1459         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadChar();
1460 }
1461
1462 //#362 float() readshort (EXT_CSQC)
1463 static void VM_CL_ReadShort (void)
1464 {
1465         VM_SAFEPARMCOUNT(0, VM_CL_ReadShort);
1466         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadShort();
1467 }
1468
1469 //#363 float() readlong (EXT_CSQC)
1470 static void VM_CL_ReadLong (void)
1471 {
1472         VM_SAFEPARMCOUNT(0, VM_CL_ReadLong);
1473         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadLong();
1474 }
1475
1476 //#364 float() readcoord (EXT_CSQC)
1477 static void VM_CL_ReadCoord (void)
1478 {
1479         VM_SAFEPARMCOUNT(0, VM_CL_ReadCoord);
1480         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadCoord(cls.protocol);
1481 }
1482
1483 //#365 float() readangle (EXT_CSQC)
1484 static void VM_CL_ReadAngle (void)
1485 {
1486         VM_SAFEPARMCOUNT(0, VM_CL_ReadAngle);
1487         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadAngle(cls.protocol);
1488 }
1489
1490 //#366 string() readstring (EXT_CSQC)
1491 static void VM_CL_ReadString (void)
1492 {
1493         VM_SAFEPARMCOUNT(0, VM_CL_ReadString);
1494         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(MSG_ReadString());
1495 }
1496
1497 //#367 float() readfloat (EXT_CSQC)
1498 static void VM_CL_ReadFloat (void)
1499 {
1500         VM_SAFEPARMCOUNT(0, VM_CL_ReadFloat);
1501         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadFloat();
1502 }
1503
1504 //#501 string() readpicture (DP_CSQC_READWRITEPICTURE)
1505 extern cvar_t cl_readpicture_force;
1506 static void VM_CL_ReadPicture (void)
1507 {
1508         const char *name;
1509         unsigned char *data;
1510         unsigned char *buf;
1511         int size;
1512         int i;
1513         cachepic_t *pic;
1514
1515         VM_SAFEPARMCOUNT(0, VM_CL_ReadPicture);
1516
1517         name = MSG_ReadString();
1518         size = MSG_ReadShort();
1519
1520         // check if a texture of that name exists
1521         // if yes, it is used and the data is discarded
1522         // if not, the (low quality) data is used to build a new texture, whose name will get returned
1523
1524         pic = Draw_CachePic_Flags (name, CACHEPICFLAG_NOTPERSISTENT);
1525
1526         if(size)
1527         {
1528                 if(pic->tex == r_texture_notexture)
1529                         pic->tex = NULL; // don't overwrite the notexture by Draw_NewPic
1530                 if(pic->tex && !cl_readpicture_force.integer)
1531                 {
1532                         // texture found and loaded
1533                         // skip over the jpeg as we don't need it
1534                         for(i = 0; i < size; ++i)
1535                                 MSG_ReadByte();
1536                 }
1537                 else
1538                 {
1539                         // texture not found
1540                         // use the attached jpeg as texture
1541                         buf = (unsigned char *) Mem_Alloc(tempmempool, size);
1542                         MSG_ReadBytes(size, buf);
1543                         data = JPEG_LoadImage_BGRA(buf, size, NULL);
1544                         Mem_Free(buf);
1545                         Draw_NewPic(name, image_width, image_height, false, data);
1546                         Mem_Free(data);
1547                 }
1548         }
1549
1550         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(name);
1551 }
1552
1553 //////////////////////////////////////////////////////////
1554
1555 static void VM_CL_makestatic (void)
1556 {
1557         prvm_edict_t *ent;
1558
1559         VM_SAFEPARMCOUNT(1, VM_CL_makestatic);
1560
1561         ent = PRVM_G_EDICT(OFS_PARM0);
1562         if (ent == prog->edicts)
1563         {
1564                 VM_Warning("makestatic: can not modify world entity\n");
1565                 return;
1566         }
1567         if (ent->priv.server->free)
1568         {
1569                 VM_Warning("makestatic: can not modify free entity\n");
1570                 return;
1571         }
1572
1573         if (cl.num_static_entities < cl.max_static_entities)
1574         {
1575                 int renderflags;
1576                 prvm_eval_t *val;
1577                 entity_t *staticent = &cl.static_entities[cl.num_static_entities++];
1578
1579                 // copy it to the current state
1580                 memset(staticent, 0, sizeof(*staticent));
1581                 staticent->render.model = CL_GetModelByIndex((int)ent->fields.client->modelindex);
1582                 staticent->render.framegroupblend[0].frame = (int)ent->fields.client->frame;
1583                 staticent->render.framegroupblend[0].lerp = 1;
1584                 // make torchs play out of sync
1585                 staticent->render.framegroupblend[0].start = lhrandom(-10, -1);
1586                 staticent->render.skinnum = (int)ent->fields.client->skin;
1587                 staticent->render.effects = (int)ent->fields.client->effects;
1588                 staticent->render.alpha = 1;
1589                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.alpha)) && val->_float) staticent->render.alpha = val->_float;
1590                 staticent->render.scale = 1;
1591                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.scale)) && val->_float) staticent->render.scale = val->_float;
1592                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.colormod)) && VectorLength2(val->vector)) VectorCopy(val->vector, staticent->render.colormod);
1593                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.glowmod)) && VectorLength2(val->vector)) VectorCopy(val->vector, staticent->render.glowmod);
1594                 if (!VectorLength2(staticent->render.colormod))
1595                         VectorSet(staticent->render.colormod, 1, 1, 1);
1596                 if (!VectorLength2(staticent->render.glowmod))
1597                         VectorSet(staticent->render.glowmod, 1, 1, 1);
1598
1599                 renderflags = 0;
1600                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.renderflags)) && val->_float) renderflags = (int)val->_float;
1601                 if (renderflags & RF_USEAXIS)
1602                 {
1603                         vec3_t left;
1604                         VectorNegate(prog->globals.client->v_right, left);
1605                         Matrix4x4_FromVectors(&staticent->render.matrix, prog->globals.client->v_forward, left, prog->globals.client->v_up, ent->fields.client->origin);
1606                         Matrix4x4_Scale(&staticent->render.matrix, staticent->render.scale, 1);
1607                 }
1608                 else
1609                         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);
1610
1611                 // either fullbright or lit
1612                 if(!r_fullbright.integer)
1613                 {
1614                         if (!(staticent->render.effects & EF_FULLBRIGHT))
1615                                 staticent->render.flags |= RENDER_LIGHT;
1616                         else if(r_equalize_entities_fullbright.integer)
1617                                 staticent->render.flags |= RENDER_LIGHT | RENDER_EQUALIZE;
1618                 }
1619                 // turn off shadows from transparent objects
1620                 if (!(staticent->render.effects & (EF_NOSHADOW | EF_ADDITIVE | EF_NODEPTHTEST)) && (staticent->render.alpha >= 1))
1621                         staticent->render.flags |= RENDER_SHADOW;
1622                 if (staticent->render.effects & EF_NODEPTHTEST)
1623                         staticent->render.flags |= RENDER_NODEPTHTEST;
1624                 if (staticent->render.effects & EF_ADDITIVE)
1625                         staticent->render.flags |= RENDER_ADDITIVE;
1626                 if (staticent->render.effects & EF_DOUBLESIDED)
1627                         staticent->render.flags |= RENDER_DOUBLESIDED;
1628
1629                 staticent->render.allowdecals = true;
1630                 CL_UpdateRenderEntity(&staticent->render);
1631         }
1632         else
1633                 Con_Printf("Too many static entities");
1634
1635 // throw the entity away now
1636         PRVM_ED_Free (ent);
1637 }
1638
1639 //=================================================================//
1640
1641 /*
1642 =================
1643 VM_CL_copyentity
1644
1645 copies data from one entity to another
1646
1647 copyentity(src, dst)
1648 =================
1649 */
1650 static void VM_CL_copyentity (void)
1651 {
1652         prvm_edict_t *in, *out;
1653         VM_SAFEPARMCOUNT(2, VM_CL_copyentity);
1654         in = PRVM_G_EDICT(OFS_PARM0);
1655         if (in == prog->edicts)
1656         {
1657                 VM_Warning("copyentity: can not read world entity\n");
1658                 return;
1659         }
1660         if (in->priv.server->free)
1661         {
1662                 VM_Warning("copyentity: can not read free entity\n");
1663                 return;
1664         }
1665         out = PRVM_G_EDICT(OFS_PARM1);
1666         if (out == prog->edicts)
1667         {
1668                 VM_Warning("copyentity: can not modify world entity\n");
1669                 return;
1670         }
1671         if (out->priv.server->free)
1672         {
1673                 VM_Warning("copyentity: can not modify free entity\n");
1674                 return;
1675         }
1676         memcpy(out->fields.vp, in->fields.vp, prog->progs->entityfields * 4);
1677         CL_LinkEdict(out);
1678 }
1679
1680 //=================================================================//
1681
1682 // #404 void(vector org, string modelname, float startframe, float endframe, float framerate) effect (DP_SV_EFFECT)
1683 static void VM_CL_effect (void)
1684 {
1685         VM_SAFEPARMCOUNT(5, VM_CL_effect);
1686         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));
1687 }
1688
1689 // #405 void(vector org, vector velocity, float howmany) te_blood (DP_TE_BLOOD)
1690 static void VM_CL_te_blood (void)
1691 {
1692         float   *pos;
1693         vec3_t  pos2;
1694         VM_SAFEPARMCOUNT(3, VM_CL_te_blood);
1695         if (PRVM_G_FLOAT(OFS_PARM2) < 1)
1696                 return;
1697         pos = PRVM_G_VECTOR(OFS_PARM0);
1698         CL_FindNonSolidLocation(pos, pos2, 4);
1699         CL_ParticleEffect(EFFECT_TE_BLOOD, PRVM_G_FLOAT(OFS_PARM2), pos2, pos2, PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM1), NULL, 0);
1700 }
1701
1702 // #406 void(vector mincorner, vector maxcorner, float explosionspeed, float howmany) te_bloodshower (DP_TE_BLOODSHOWER)
1703 static void VM_CL_te_bloodshower (void)
1704 {
1705         vec_t speed;
1706         vec3_t vel1, vel2;
1707         VM_SAFEPARMCOUNT(4, VM_CL_te_bloodshower);
1708         if (PRVM_G_FLOAT(OFS_PARM3) < 1)
1709                 return;
1710         speed = PRVM_G_FLOAT(OFS_PARM2);
1711         vel1[0] = -speed;
1712         vel1[1] = -speed;
1713         vel1[2] = -speed;
1714         vel2[0] = speed;
1715         vel2[1] = speed;
1716         vel2[2] = speed;
1717         CL_ParticleEffect(EFFECT_TE_BLOOD, PRVM_G_FLOAT(OFS_PARM3), PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), vel1, vel2, NULL, 0);
1718 }
1719
1720 // #407 void(vector org, vector color) te_explosionrgb (DP_TE_EXPLOSIONRGB)
1721 static void VM_CL_te_explosionrgb (void)
1722 {
1723         float           *pos;
1724         vec3_t          pos2;
1725         matrix4x4_t     tempmatrix;
1726         VM_SAFEPARMCOUNT(2, VM_CL_te_explosionrgb);
1727         pos = PRVM_G_VECTOR(OFS_PARM0);
1728         CL_FindNonSolidLocation(pos, pos2, 10);
1729         CL_ParticleExplosion(pos2);
1730         Matrix4x4_CreateTranslate(&tempmatrix, pos2[0], pos2[1], pos2[2]);
1731         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);
1732 }
1733
1734 // #408 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color, float gravityflag, float randomveljitter) te_particlecube (DP_TE_PARTICLECUBE)
1735 static void VM_CL_te_particlecube (void)
1736 {
1737         VM_SAFEPARMCOUNT(7, VM_CL_te_particlecube);
1738         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));
1739 }
1740
1741 // #409 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color) te_particlerain (DP_TE_PARTICLERAIN)
1742 static void VM_CL_te_particlerain (void)
1743 {
1744         VM_SAFEPARMCOUNT(5, VM_CL_te_particlerain);
1745         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);
1746 }
1747
1748 // #410 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color) te_particlesnow (DP_TE_PARTICLESNOW)
1749 static void VM_CL_te_particlesnow (void)
1750 {
1751         VM_SAFEPARMCOUNT(5, VM_CL_te_particlesnow);
1752         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);
1753 }
1754
1755 // #411 void(vector org, vector vel, float howmany) te_spark
1756 static void VM_CL_te_spark (void)
1757 {
1758         float           *pos;
1759         vec3_t          pos2;
1760         VM_SAFEPARMCOUNT(3, VM_CL_te_spark);
1761
1762         pos = PRVM_G_VECTOR(OFS_PARM0);
1763         CL_FindNonSolidLocation(pos, pos2, 4);
1764         CL_ParticleEffect(EFFECT_TE_SPARK, PRVM_G_FLOAT(OFS_PARM2), pos2, pos2, PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM1), NULL, 0);
1765 }
1766
1767 extern cvar_t cl_sound_ric_gunshot;
1768 // #412 void(vector org) te_gunshotquad (DP_QUADEFFECTS1)
1769 static void VM_CL_te_gunshotquad (void)
1770 {
1771         float           *pos;
1772         vec3_t          pos2;
1773         int                     rnd;
1774         VM_SAFEPARMCOUNT(1, VM_CL_te_gunshotquad);
1775
1776         pos = PRVM_G_VECTOR(OFS_PARM0);
1777         CL_FindNonSolidLocation(pos, pos2, 4);
1778         CL_ParticleEffect(EFFECT_TE_GUNSHOTQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1779         if(cl_sound_ric_gunshot.integer >= 2)
1780         {
1781                 if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1782                 else
1783                 {
1784                         rnd = rand() & 3;
1785                         if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1786                         else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1787                         else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1788                 }
1789         }
1790 }
1791
1792 // #413 void(vector org) te_spikequad (DP_QUADEFFECTS1)
1793 static void VM_CL_te_spikequad (void)
1794 {
1795         float           *pos;
1796         vec3_t          pos2;
1797         int                     rnd;
1798         VM_SAFEPARMCOUNT(1, VM_CL_te_spikequad);
1799
1800         pos = PRVM_G_VECTOR(OFS_PARM0);
1801         CL_FindNonSolidLocation(pos, pos2, 4);
1802         CL_ParticleEffect(EFFECT_TE_SPIKEQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1803         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1804         else
1805         {
1806                 rnd = rand() & 3;
1807                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1808                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1809                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1810         }
1811 }
1812
1813 // #414 void(vector org) te_superspikequad (DP_QUADEFFECTS1)
1814 static void VM_CL_te_superspikequad (void)
1815 {
1816         float           *pos;
1817         vec3_t          pos2;
1818         int                     rnd;
1819         VM_SAFEPARMCOUNT(1, VM_CL_te_superspikequad);
1820
1821         pos = PRVM_G_VECTOR(OFS_PARM0);
1822         CL_FindNonSolidLocation(pos, pos2, 4);
1823         CL_ParticleEffect(EFFECT_TE_SUPERSPIKEQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1824         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
1825         else
1826         {
1827                 rnd = rand() & 3;
1828                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1829                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1830                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1831         }
1832 }
1833
1834 // #415 void(vector org) te_explosionquad (DP_QUADEFFECTS1)
1835 static void VM_CL_te_explosionquad (void)
1836 {
1837         float           *pos;
1838         vec3_t          pos2;
1839         VM_SAFEPARMCOUNT(1, VM_CL_te_explosionquad);
1840
1841         pos = PRVM_G_VECTOR(OFS_PARM0);
1842         CL_FindNonSolidLocation(pos, pos2, 10);
1843         CL_ParticleEffect(EFFECT_TE_EXPLOSIONQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1844         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
1845 }
1846
1847 // #416 void(vector org) te_smallflash (DP_TE_SMALLFLASH)
1848 static void VM_CL_te_smallflash (void)
1849 {
1850         float           *pos;
1851         vec3_t          pos2;
1852         VM_SAFEPARMCOUNT(1, VM_CL_te_smallflash);
1853
1854         pos = PRVM_G_VECTOR(OFS_PARM0);
1855         CL_FindNonSolidLocation(pos, pos2, 10);
1856         CL_ParticleEffect(EFFECT_TE_SMALLFLASH, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1857 }
1858
1859 // #417 void(vector org, float radius, float lifetime, vector color) te_customflash (DP_TE_CUSTOMFLASH)
1860 static void VM_CL_te_customflash (void)
1861 {
1862         float           *pos;
1863         vec3_t          pos2;
1864         matrix4x4_t     tempmatrix;
1865         VM_SAFEPARMCOUNT(4, VM_CL_te_customflash);
1866
1867         pos = PRVM_G_VECTOR(OFS_PARM0);
1868         CL_FindNonSolidLocation(pos, pos2, 4);
1869         Matrix4x4_CreateTranslate(&tempmatrix, pos2[0], pos2[1], pos2[2]);
1870         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);
1871 }
1872
1873 // #418 void(vector org) te_gunshot (DP_TE_STANDARDEFFECTBUILTINS)
1874 static void VM_CL_te_gunshot (void)
1875 {
1876         float           *pos;
1877         vec3_t          pos2;
1878         int                     rnd;
1879         VM_SAFEPARMCOUNT(1, VM_CL_te_gunshot);
1880
1881         pos = PRVM_G_VECTOR(OFS_PARM0);
1882         CL_FindNonSolidLocation(pos, pos2, 4);
1883         CL_ParticleEffect(EFFECT_TE_GUNSHOT, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1884         if(cl_sound_ric_gunshot.integer == 1 || cl_sound_ric_gunshot.integer == 3)
1885         {
1886                 if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1887                 else
1888                 {
1889                         rnd = rand() & 3;
1890                         if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1891                         else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1892                         else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1893                 }
1894         }
1895 }
1896
1897 // #419 void(vector org) te_spike (DP_TE_STANDARDEFFECTBUILTINS)
1898 static void VM_CL_te_spike (void)
1899 {
1900         float           *pos;
1901         vec3_t          pos2;
1902         int                     rnd;
1903         VM_SAFEPARMCOUNT(1, VM_CL_te_spike);
1904
1905         pos = PRVM_G_VECTOR(OFS_PARM0);
1906         CL_FindNonSolidLocation(pos, pos2, 4);
1907         CL_ParticleEffect(EFFECT_TE_SPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1908         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1909         else
1910         {
1911                 rnd = rand() & 3;
1912                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1913                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1914                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1915         }
1916 }
1917
1918 // #420 void(vector org) te_superspike (DP_TE_STANDARDEFFECTBUILTINS)
1919 static void VM_CL_te_superspike (void)
1920 {
1921         float           *pos;
1922         vec3_t          pos2;
1923         int                     rnd;
1924         VM_SAFEPARMCOUNT(1, VM_CL_te_superspike);
1925
1926         pos = PRVM_G_VECTOR(OFS_PARM0);
1927         CL_FindNonSolidLocation(pos, pos2, 4);
1928         CL_ParticleEffect(EFFECT_TE_SUPERSPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1929         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1930         else
1931         {
1932                 rnd = rand() & 3;
1933                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1934                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1935                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1936         }
1937 }
1938
1939 // #421 void(vector org) te_explosion (DP_TE_STANDARDEFFECTBUILTINS)
1940 static void VM_CL_te_explosion (void)
1941 {
1942         float           *pos;
1943         vec3_t          pos2;
1944         VM_SAFEPARMCOUNT(1, VM_CL_te_explosion);
1945
1946         pos = PRVM_G_VECTOR(OFS_PARM0);
1947         CL_FindNonSolidLocation(pos, pos2, 10);
1948         CL_ParticleEffect(EFFECT_TE_EXPLOSION, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1949         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
1950 }
1951
1952 // #422 void(vector org) te_tarexplosion (DP_TE_STANDARDEFFECTBUILTINS)
1953 static void VM_CL_te_tarexplosion (void)
1954 {
1955         float           *pos;
1956         vec3_t          pos2;
1957         VM_SAFEPARMCOUNT(1, VM_CL_te_tarexplosion);
1958
1959         pos = PRVM_G_VECTOR(OFS_PARM0);
1960         CL_FindNonSolidLocation(pos, pos2, 10);
1961         CL_ParticleEffect(EFFECT_TE_TAREXPLOSION, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1962         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
1963 }
1964
1965 // #423 void(vector org) te_wizspike (DP_TE_STANDARDEFFECTBUILTINS)
1966 static void VM_CL_te_wizspike (void)
1967 {
1968         float           *pos;
1969         vec3_t          pos2;
1970         VM_SAFEPARMCOUNT(1, VM_CL_te_wizspike);
1971
1972         pos = PRVM_G_VECTOR(OFS_PARM0);
1973         CL_FindNonSolidLocation(pos, pos2, 4);
1974         CL_ParticleEffect(EFFECT_TE_WIZSPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1975         S_StartSound(-1, 0, cl.sfx_wizhit, pos2, 1, 1);
1976 }
1977
1978 // #424 void(vector org) te_knightspike (DP_TE_STANDARDEFFECTBUILTINS)
1979 static void VM_CL_te_knightspike (void)
1980 {
1981         float           *pos;
1982         vec3_t          pos2;
1983         VM_SAFEPARMCOUNT(1, VM_CL_te_knightspike);
1984
1985         pos = PRVM_G_VECTOR(OFS_PARM0);
1986         CL_FindNonSolidLocation(pos, pos2, 4);
1987         CL_ParticleEffect(EFFECT_TE_KNIGHTSPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1988         S_StartSound(-1, 0, cl.sfx_knighthit, pos2, 1, 1);
1989 }
1990
1991 // #425 void(vector org) te_lavasplash (DP_TE_STANDARDEFFECTBUILTINS)
1992 static void VM_CL_te_lavasplash (void)
1993 {
1994         VM_SAFEPARMCOUNT(1, VM_CL_te_lavasplash);
1995         CL_ParticleEffect(EFFECT_TE_LAVASPLASH, 1, PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM0), vec3_origin, vec3_origin, NULL, 0);
1996 }
1997
1998 // #426 void(vector org) te_teleport (DP_TE_STANDARDEFFECTBUILTINS)
1999 static void VM_CL_te_teleport (void)
2000 {
2001         VM_SAFEPARMCOUNT(1, VM_CL_te_teleport);
2002         CL_ParticleEffect(EFFECT_TE_TELEPORT, 1, PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM0), vec3_origin, vec3_origin, NULL, 0);
2003 }
2004
2005 // #427 void(vector org, float colorstart, float colorlength) te_explosion2 (DP_TE_STANDARDEFFECTBUILTINS)
2006 static void VM_CL_te_explosion2 (void)
2007 {
2008         float           *pos;
2009         vec3_t          pos2, color;
2010         matrix4x4_t     tempmatrix;
2011         int                     colorStart, colorLength;
2012         unsigned char           *tempcolor;
2013         VM_SAFEPARMCOUNT(3, VM_CL_te_explosion2);
2014
2015         pos = PRVM_G_VECTOR(OFS_PARM0);
2016         colorStart = (int)PRVM_G_FLOAT(OFS_PARM1);
2017         colorLength = (int)PRVM_G_FLOAT(OFS_PARM2);
2018         CL_FindNonSolidLocation(pos, pos2, 10);
2019         CL_ParticleExplosion2(pos2, colorStart, colorLength);
2020         tempcolor = palette_rgb[(rand()%colorLength) + colorStart];
2021         color[0] = tempcolor[0] * (2.0f / 255.0f);
2022         color[1] = tempcolor[1] * (2.0f / 255.0f);
2023         color[2] = tempcolor[2] * (2.0f / 255.0f);
2024         Matrix4x4_CreateTranslate(&tempmatrix, pos2[0], pos2[1], pos2[2]);
2025         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);
2026         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
2027 }
2028
2029
2030 // #428 void(entity own, vector start, vector end) te_lightning1 (DP_TE_STANDARDEFFECTBUILTINS)
2031 static void VM_CL_te_lightning1 (void)
2032 {
2033         VM_SAFEPARMCOUNT(3, VM_CL_te_lightning1);
2034         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), cl.model_bolt, true);
2035 }
2036
2037 // #429 void(entity own, vector start, vector end) te_lightning2 (DP_TE_STANDARDEFFECTBUILTINS)
2038 static void VM_CL_te_lightning2 (void)
2039 {
2040         VM_SAFEPARMCOUNT(3, VM_CL_te_lightning2);
2041         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), cl.model_bolt2, true);
2042 }
2043
2044 // #430 void(entity own, vector start, vector end) te_lightning3 (DP_TE_STANDARDEFFECTBUILTINS)
2045 static void VM_CL_te_lightning3 (void)
2046 {
2047         VM_SAFEPARMCOUNT(3, VM_CL_te_lightning3);
2048         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), cl.model_bolt3, false);
2049 }
2050
2051 // #431 void(entity own, vector start, vector end) te_beam (DP_TE_STANDARDEFFECTBUILTINS)
2052 static void VM_CL_te_beam (void)
2053 {
2054         VM_SAFEPARMCOUNT(3, VM_CL_te_beam);
2055         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), cl.model_beam, false);
2056 }
2057
2058 // #433 void(vector org) te_plasmaburn (DP_TE_PLASMABURN)
2059 static void VM_CL_te_plasmaburn (void)
2060 {
2061         float           *pos;
2062         vec3_t          pos2;
2063         VM_SAFEPARMCOUNT(1, VM_CL_te_plasmaburn);
2064
2065         pos = PRVM_G_VECTOR(OFS_PARM0);
2066         CL_FindNonSolidLocation(pos, pos2, 4);
2067         CL_ParticleEffect(EFFECT_TE_PLASMABURN, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2068 }
2069
2070 // #457 void(vector org, vector velocity, float howmany) te_flamejet (DP_TE_FLAMEJET)
2071 static void VM_CL_te_flamejet (void)
2072 {
2073         float *pos;
2074         vec3_t pos2;
2075         VM_SAFEPARMCOUNT(3, VM_CL_te_flamejet);
2076         if (PRVM_G_FLOAT(OFS_PARM2) < 1)
2077                 return;
2078         pos = PRVM_G_VECTOR(OFS_PARM0);
2079         CL_FindNonSolidLocation(pos, pos2, 4);
2080         CL_ParticleEffect(EFFECT_TE_FLAMEJET, PRVM_G_FLOAT(OFS_PARM2), pos2, pos2, PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM1), NULL, 0);
2081 }
2082
2083
2084 // #443 void(entity e, entity tagentity, string tagname) setattachment
2085 void VM_CL_setattachment (void)
2086 {
2087         prvm_edict_t *e;
2088         prvm_edict_t *tagentity;
2089         const char *tagname;
2090         prvm_eval_t *v;
2091         int modelindex;
2092         dp_model_t *model;
2093         VM_SAFEPARMCOUNT(3, VM_CL_setattachment);
2094
2095         e = PRVM_G_EDICT(OFS_PARM0);
2096         tagentity = PRVM_G_EDICT(OFS_PARM1);
2097         tagname = PRVM_G_STRING(OFS_PARM2);
2098
2099         if (e == prog->edicts)
2100         {
2101                 VM_Warning("setattachment: can not modify world entity\n");
2102                 return;
2103         }
2104         if (e->priv.server->free)
2105         {
2106                 VM_Warning("setattachment: can not modify free entity\n");
2107                 return;
2108         }
2109
2110         if (tagentity == NULL)
2111                 tagentity = prog->edicts;
2112
2113         v = PRVM_EDICTFIELDVALUE(e, prog->fieldoffsets.tag_entity);
2114         if (v)
2115                 v->edict = PRVM_EDICT_TO_PROG(tagentity);
2116
2117         v = PRVM_EDICTFIELDVALUE(e, prog->fieldoffsets.tag_index);
2118         if (v)
2119                 v->_float = 0;
2120         if (tagentity != NULL && tagentity != prog->edicts && tagname && tagname[0])
2121         {
2122                 modelindex = (int)tagentity->fields.client->modelindex;
2123                 model = CL_GetModelByIndex(modelindex);
2124                 if (model)
2125                 {
2126                         v->_float = Mod_Alias_GetTagIndexForName(model, (int)tagentity->fields.client->skin, tagname);
2127                         if (v->_float == 0)
2128                                 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);
2129                 }
2130                 else
2131                         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));
2132         }
2133 }
2134
2135 /////////////////////////////////////////
2136 // DP_MD3_TAGINFO extension coded by VorteX
2137
2138 int CL_GetTagIndex (prvm_edict_t *e, const char *tagname)
2139 {
2140         dp_model_t *model = CL_GetModelFromEdict(e);
2141         if (model)
2142                 return Mod_Alias_GetTagIndexForName(model, (int)e->fields.client->skin, tagname);
2143         else
2144                 return -1;
2145 }
2146
2147 int CL_GetExtendedTagInfo (prvm_edict_t *e, int tagindex, int *parentindex, const char **tagname, matrix4x4_t *tag_localmatrix)
2148 {
2149         int r;
2150         dp_model_t *model;
2151
2152         *tagname = NULL;
2153         *parentindex = 0;
2154         Matrix4x4_CreateIdentity(tag_localmatrix);
2155
2156         if (tagindex >= 0
2157          && (model = CL_GetModelFromEdict(e))
2158          && model->animscenes)
2159         {
2160                 r = Mod_Alias_GetExtendedTagInfoForIndex(model, (int)e->fields.client->skin, e->priv.server->frameblend, &e->priv.server->skeleton, tagindex - 1, parentindex, tagname, tag_localmatrix);
2161
2162                 if(!r) // success?
2163                         *parentindex += 1;
2164
2165                 return r;
2166         }
2167
2168         return 1;
2169 }
2170
2171 int CL_GetPitchSign(prvm_edict_t *ent)
2172 {
2173         dp_model_t *model;
2174         if ((model = CL_GetModelFromEdict(ent)) && model->type == mod_alias)
2175                 return -1;
2176         return 1;
2177 }
2178
2179 void CL_GetEntityMatrix (prvm_edict_t *ent, matrix4x4_t *out, qboolean viewmatrix)
2180 {
2181         prvm_eval_t *val;
2182         float scale;
2183         float pitchsign = 1;
2184
2185         scale = 1;
2186         val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.scale);
2187         if (val && val->_float != 0)
2188                 scale = val->_float;
2189
2190         // TODO do we need the same weird angle inverting logic here as in the server side case?
2191         if(viewmatrix)
2192                 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);
2193         else
2194         {
2195                 pitchsign = CL_GetPitchSign(ent);
2196                 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);
2197         }
2198 }
2199
2200 int CL_GetEntityLocalTagMatrix(prvm_edict_t *ent, int tagindex, matrix4x4_t *out)
2201 {
2202         dp_model_t *model;
2203         if (tagindex >= 0
2204          && (model = CL_GetModelFromEdict(ent))
2205          && model->animscenes)
2206         {
2207                 VM_GenerateFrameGroupBlend(ent->priv.server->framegroupblend, ent);
2208                 VM_FrameBlendFromFrameGroupBlend(ent->priv.server->frameblend, ent->priv.server->framegroupblend, model);
2209                 VM_UpdateEdictSkeleton(ent, model, ent->priv.server->frameblend);
2210                 return Mod_Alias_GetTagMatrix(model, ent->priv.server->frameblend, &ent->priv.server->skeleton, tagindex, out);
2211         }
2212         *out = identitymatrix;
2213         return 0;
2214 }
2215
2216 // Warnings/errors code:
2217 // 0 - normal (everything all-right)
2218 // 1 - world entity
2219 // 2 - free entity
2220 // 3 - null or non-precached model
2221 // 4 - no tags with requested index
2222 // 5 - runaway loop at attachment chain
2223 extern cvar_t cl_bob;
2224 extern cvar_t cl_bobcycle;
2225 extern cvar_t cl_bobup;
2226 int CL_GetTagMatrix (matrix4x4_t *out, prvm_edict_t *ent, int tagindex)
2227 {
2228         int ret;
2229         prvm_eval_t *val;
2230         int attachloop;
2231         matrix4x4_t entitymatrix, tagmatrix, attachmatrix;
2232         dp_model_t *model;
2233
2234         *out = identitymatrix; // warnings and errors return identical matrix
2235
2236         if (ent == prog->edicts)
2237                 return 1;
2238         if (ent->priv.server->free)
2239                 return 2;
2240
2241         model = CL_GetModelFromEdict(ent);
2242         if(!model)
2243                 return 3;
2244
2245         tagmatrix = identitymatrix;
2246         attachloop = 0;
2247         for(;;)
2248         {
2249                 if(attachloop >= 256)
2250                         return 5;
2251                 // apply transformation by child's tagindex on parent entity and then
2252                 // by parent entity itself
2253                 ret = CL_GetEntityLocalTagMatrix(ent, tagindex - 1, &attachmatrix);
2254                 if(ret && attachloop == 0)
2255                         return ret;
2256                 CL_GetEntityMatrix(ent, &entitymatrix, false);
2257                 Matrix4x4_Concat(&tagmatrix, &attachmatrix, out);
2258                 Matrix4x4_Concat(out, &entitymatrix, &tagmatrix);
2259                 // next iteration we process the parent entity
2260                 if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.tag_entity)) && val->edict)
2261                 {
2262                         tagindex = (int)PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.tag_index)->_float;
2263                         ent = PRVM_EDICT_NUM(val->edict);
2264                 }
2265                 else
2266                         break;
2267                 attachloop++;
2268         }
2269
2270         // RENDER_VIEWMODEL magic
2271         if ((val = PRVM_EDICTFIELDVALUE(ent, prog->fieldoffsets.renderflags)) && (RF_VIEWMODEL & (int)val->_float))
2272         {
2273                 Matrix4x4_Copy(&tagmatrix, out);
2274
2275                 CL_GetEntityMatrix(prog->edicts, &entitymatrix, true);
2276                 Matrix4x4_Concat(out, &entitymatrix, &tagmatrix);
2277
2278                 /*
2279                 // Cl_bob, ported from rendering code
2280                 if (ent->fields.client->health > 0 && cl_bob.value && cl_bobcycle.value)
2281                 {
2282                         double bob, cycle;
2283                         // LordHavoc: this code is *weird*, but not replacable (I think it
2284                         // should be done in QC on the server, but oh well, quake is quake)
2285                         // LordHavoc: figured out bobup: the time at which the sin is at 180
2286                         // degrees (which allows lengthening or squishing the peak or valley)
2287                         cycle = cl.time/cl_bobcycle.value;
2288                         cycle -= (int)cycle;
2289                         if (cycle < cl_bobup.value)
2290                                 cycle = sin(M_PI * cycle / cl_bobup.value);
2291                         else
2292                                 cycle = sin(M_PI + M_PI * (cycle-cl_bobup.value)/(1.0 - cl_bobup.value));
2293                         // bob is proportional to velocity in the xy plane
2294                         // (don't count Z, or jumping messes it up)
2295                         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;
2296                         bob = bob*0.3 + bob*0.7*cycle;
2297                         Matrix4x4_AdjustOrigin(out, 0, 0, bound(-7, bob, 4));
2298                 }
2299                 */
2300         }
2301         return 0;
2302 }
2303
2304 // #451 float(entity ent, string tagname) gettagindex (DP_QC_GETTAGINFO)
2305 void VM_CL_gettagindex (void)
2306 {
2307         prvm_edict_t *ent;
2308         const char *tag_name;
2309         int tag_index;
2310
2311         VM_SAFEPARMCOUNT(2, VM_CL_gettagindex);
2312
2313         ent = PRVM_G_EDICT(OFS_PARM0);
2314         tag_name = PRVM_G_STRING(OFS_PARM1);
2315         if (ent == prog->edicts)
2316         {
2317                 VM_Warning("VM_CL_gettagindex(entity #%i): can't affect world entity\n", PRVM_NUM_FOR_EDICT(ent));
2318                 return;
2319         }
2320         if (ent->priv.server->free)
2321         {
2322                 VM_Warning("VM_CL_gettagindex(entity #%i): can't affect free entity\n", PRVM_NUM_FOR_EDICT(ent));
2323                 return;
2324         }
2325
2326         tag_index = 0;
2327         if (!CL_GetModelFromEdict(ent))
2328                 Con_DPrintf("VM_CL_gettagindex(entity #%i): null or non-precached model\n", PRVM_NUM_FOR_EDICT(ent));
2329         else
2330         {
2331                 tag_index = CL_GetTagIndex(ent, tag_name);
2332                 if (tag_index == 0)
2333                         Con_DPrintf("VM_CL_gettagindex(entity #%i): tag \"%s\" not found\n", PRVM_NUM_FOR_EDICT(ent), tag_name);
2334         }
2335         PRVM_G_FLOAT(OFS_RETURN) = tag_index;
2336 }
2337
2338 // #452 vector(entity ent, float tagindex) gettaginfo (DP_QC_GETTAGINFO)
2339 void VM_CL_gettaginfo (void)
2340 {
2341         prvm_edict_t *e;
2342         int tagindex;
2343         matrix4x4_t tag_matrix;
2344         matrix4x4_t tag_localmatrix;
2345         int parentindex;
2346         const char *tagname;
2347         int returncode;
2348         prvm_eval_t *val;
2349         vec3_t fo, le, up, trans;
2350         const dp_model_t *model;
2351
2352         VM_SAFEPARMCOUNT(2, VM_CL_gettaginfo);
2353
2354         e = PRVM_G_EDICT(OFS_PARM0);
2355         tagindex = (int)PRVM_G_FLOAT(OFS_PARM1);
2356         returncode = CL_GetTagMatrix(&tag_matrix, e, tagindex);
2357         Matrix4x4_ToVectors(&tag_matrix, prog->globals.client->v_forward, le, prog->globals.client->v_up, PRVM_G_VECTOR(OFS_RETURN));
2358         VectorScale(le, -1, prog->globals.client->v_right);
2359         model = CL_GetModelFromEdict(e);
2360         VM_GenerateFrameGroupBlend(e->priv.server->framegroupblend, e);
2361         VM_FrameBlendFromFrameGroupBlend(e->priv.server->frameblend, e->priv.server->framegroupblend, model);
2362         VM_UpdateEdictSkeleton(e, model, e->priv.server->frameblend);
2363         CL_GetExtendedTagInfo(e, tagindex, &parentindex, &tagname, &tag_localmatrix);
2364         Matrix4x4_ToVectors(&tag_localmatrix, fo, le, up, trans);
2365
2366         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_parent)))
2367                 val->_float = parentindex;
2368         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_name)))
2369                 val->string = tagname ? PRVM_SetTempString(tagname) : 0;
2370         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_offset)))
2371                 VectorCopy(trans, val->vector);
2372         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_forward)))
2373                 VectorCopy(fo, val->vector);
2374         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_right)))
2375                 VectorScale(le, -1, val->vector);
2376         if((val = PRVM_GLOBALFIELDVALUE(prog->globaloffsets.gettaginfo_up)))
2377                 VectorCopy(up, val->vector);
2378
2379         switch(returncode)
2380         {
2381                 case 1:
2382                         VM_Warning("gettagindex: can't affect world entity\n");
2383                         break;
2384                 case 2:
2385                         VM_Warning("gettagindex: can't affect free entity\n");
2386                         break;
2387                 case 3:
2388                         Con_DPrintf("CL_GetTagMatrix(entity #%i): null or non-precached model\n", PRVM_NUM_FOR_EDICT(e));
2389                         break;
2390                 case 4:
2391                         Con_DPrintf("CL_GetTagMatrix(entity #%i): model has no tag with requested index %i\n", PRVM_NUM_FOR_EDICT(e), tagindex);
2392                         break;
2393                 case 5:
2394                         Con_DPrintf("CL_GetTagMatrix(entity #%i): runaway loop at attachment chain\n", PRVM_NUM_FOR_EDICT(e));
2395                         break;
2396         }
2397 }
2398
2399 //============================================================================
2400
2401 //====================
2402 // DP_CSQC_SPAWNPARTICLE
2403 // a QC hook to engine's CL_NewParticle
2404 //====================
2405
2406 // particle theme struct
2407 typedef struct vmparticletheme_s
2408 {
2409         unsigned short typeindex;
2410         qboolean initialized;
2411         pblend_t blendmode;
2412         porientation_t orientation;
2413         int color1;
2414         int color2;
2415         int tex;
2416         float size;
2417         float sizeincrease;
2418         float alpha;
2419         float alphafade;
2420         float gravity;
2421         float bounce;
2422         float airfriction;
2423         float liquidfriction;
2424         float originjitter;
2425         float velocityjitter;
2426         qboolean qualityreduction;
2427         float lifetime;
2428         float stretch;
2429         int staincolor1;
2430         int staincolor2;
2431         int staintex;
2432         float stainalpha;
2433         float stainsize;
2434         float delayspawn;
2435         float delaycollision;
2436         float angle;
2437         float spin;
2438 }vmparticletheme_t;
2439
2440 // particle spawner
2441 typedef struct vmparticlespawner_s
2442 {
2443         mempool_t                       *pool;
2444         qboolean                        initialized;
2445         qboolean                        verified;
2446         vmparticletheme_t       *themes;
2447         int                                     max_themes;
2448         // global addresses
2449         float *particle_type;
2450         float *particle_blendmode; 
2451         float *particle_orientation;
2452         float *particle_color1;
2453         float *particle_color2;
2454         float *particle_tex;
2455         float *particle_size;
2456         float *particle_sizeincrease;
2457         float *particle_alpha;
2458         float *particle_alphafade;
2459         float *particle_time;
2460         float *particle_gravity;
2461         float *particle_bounce;
2462         float *particle_airfriction;
2463         float *particle_liquidfriction;
2464         float *particle_originjitter;
2465         float *particle_velocityjitter;
2466         float *particle_qualityreduction;
2467         float *particle_stretch;
2468         float *particle_staincolor1;
2469         float *particle_staincolor2;
2470         float *particle_stainalpha;
2471         float *particle_stainsize;
2472         float *particle_staintex;
2473         float *particle_delayspawn;
2474         float *particle_delaycollision;
2475         float *particle_angle;
2476         float *particle_spin;
2477 }vmparticlespawner_t;
2478
2479 vmparticlespawner_t vmpartspawner;
2480
2481 // TODO: automatic max_themes grow
2482 static void VM_InitParticleSpawner (int maxthemes)
2483 {
2484         prvm_eval_t *val;
2485
2486         // bound max themes to not be an insane value
2487         if (maxthemes < 4)
2488                 maxthemes = 4;
2489         if (maxthemes > 2048)
2490                 maxthemes = 2048;
2491         // allocate and set up structure
2492         if (vmpartspawner.initialized) // reallocate
2493         {
2494                 Mem_FreePool(&vmpartspawner.pool);
2495                 memset(&vmpartspawner, 0, sizeof(vmparticlespawner_t));
2496         }
2497         vmpartspawner.pool = Mem_AllocPool("VMPARTICLESPAWNER", 0, NULL);
2498         vmpartspawner.themes = (vmparticletheme_t *)Mem_Alloc(vmpartspawner.pool, sizeof(vmparticletheme_t)*maxthemes);
2499         vmpartspawner.max_themes = maxthemes;
2500         vmpartspawner.initialized = true;
2501         vmpartspawner.verified = true;
2502         // get field addresses for fast querying (we can do 1000 calls of spawnparticle in a frame)
2503         #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; }
2504         #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; }
2505         getglobal(particle_type, "particle_type");
2506         getglobal(particle_blendmode, "particle_blendmode");
2507         getglobal(particle_orientation, "particle_orientation");
2508         getglobalvector(particle_color1, "particle_color1");
2509         getglobalvector(particle_color2, "particle_color2");
2510         getglobal(particle_tex, "particle_tex");
2511         getglobal(particle_size, "particle_size");
2512         getglobal(particle_sizeincrease, "particle_sizeincrease");
2513         getglobal(particle_alpha, "particle_alpha");
2514         getglobal(particle_alphafade, "particle_alphafade");
2515         getglobal(particle_time, "particle_time");
2516         getglobal(particle_gravity, "particle_gravity");
2517         getglobal(particle_bounce, "particle_bounce");
2518         getglobal(particle_airfriction, "particle_airfriction");
2519         getglobal(particle_liquidfriction, "particle_liquidfriction");
2520         getglobal(particle_originjitter, "particle_originjitter");
2521         getglobal(particle_velocityjitter, "particle_velocityjitter");
2522         getglobal(particle_qualityreduction, "particle_qualityreduction");
2523         getglobal(particle_stretch, "particle_stretch");
2524         getglobalvector(particle_staincolor1, "particle_staincolor1");
2525         getglobalvector(particle_staincolor2, "particle_staincolor2");
2526         getglobal(particle_stainalpha, "particle_stainalpha");
2527         getglobal(particle_stainsize, "particle_stainsize");
2528         getglobal(particle_staintex, "particle_staintex");
2529         getglobal(particle_staintex, "particle_staintex");
2530         getglobal(particle_delayspawn, "particle_delayspawn");
2531         getglobal(particle_delaycollision, "particle_delaycollision");
2532         getglobal(particle_angle, "particle_angle");
2533         getglobal(particle_spin, "particle_spin");
2534         #undef getglobal
2535         #undef getglobalvector
2536 }
2537
2538 // reset particle theme to default values
2539 static void VM_ResetParticleTheme (vmparticletheme_t *theme)
2540 {
2541         theme->initialized = true;
2542         theme->typeindex = pt_static;
2543         theme->blendmode = PBLEND_ADD;
2544         theme->orientation = PARTICLE_BILLBOARD;
2545         theme->color1 = 0x808080;
2546         theme->color2 = 0xFFFFFF;
2547         theme->tex = 63;
2548         theme->size = 2;
2549         theme->sizeincrease = 0;
2550         theme->alpha = 256;
2551         theme->alphafade = 512;
2552         theme->gravity = 0.0f;
2553         theme->bounce = 0.0f;
2554         theme->airfriction = 1.0f;
2555         theme->liquidfriction = 4.0f;
2556         theme->originjitter = 0.0f;
2557         theme->velocityjitter = 0.0f;
2558         theme->qualityreduction = false;
2559         theme->lifetime = 4;
2560         theme->stretch = 1;
2561         theme->staincolor1 = -1;
2562         theme->staincolor2 = -1;
2563         theme->staintex = -1;
2564         theme->delayspawn = 0.0f;
2565         theme->delaycollision = 0.0f;
2566         theme->angle = 0.0f;
2567         theme->spin = 0.0f;
2568 }
2569
2570 // particle theme -> QC globals
2571 void VM_CL_ParticleThemeToGlobals(vmparticletheme_t *theme)
2572 {
2573         *vmpartspawner.particle_type = theme->typeindex;
2574         *vmpartspawner.particle_blendmode = theme->blendmode;
2575         *vmpartspawner.particle_orientation = theme->orientation;
2576         vmpartspawner.particle_color1[0] = (theme->color1 >> 16) & 0xFF; // VorteX: int only can store 0-255, not 0-256 which means 0 - 0,99609375...
2577         vmpartspawner.particle_color1[1] = (theme->color1 >> 8) & 0xFF;
2578         vmpartspawner.particle_color1[2] = (theme->color1 >> 0) & 0xFF;
2579         vmpartspawner.particle_color2[0] = (theme->color2 >> 16) & 0xFF;
2580         vmpartspawner.particle_color2[1] = (theme->color2 >> 8) & 0xFF;
2581         vmpartspawner.particle_color2[2] = (theme->color2 >> 0) & 0xFF;
2582         *vmpartspawner.particle_tex = (float)theme->tex;
2583         *vmpartspawner.particle_size = theme->size;
2584         *vmpartspawner.particle_sizeincrease = theme->sizeincrease;
2585         *vmpartspawner.particle_alpha = theme->alpha/256;
2586         *vmpartspawner.particle_alphafade = theme->alphafade/256;
2587         *vmpartspawner.particle_time = theme->lifetime;
2588         *vmpartspawner.particle_gravity = theme->gravity;
2589         *vmpartspawner.particle_bounce = theme->bounce;
2590         *vmpartspawner.particle_airfriction = theme->airfriction;
2591         *vmpartspawner.particle_liquidfriction = theme->liquidfriction;
2592         *vmpartspawner.particle_originjitter = theme->originjitter;
2593         *vmpartspawner.particle_velocityjitter = theme->velocityjitter;
2594         *vmpartspawner.particle_qualityreduction = theme->qualityreduction;
2595         *vmpartspawner.particle_stretch = theme->stretch;
2596         vmpartspawner.particle_staincolor1[0] = ((int)theme->staincolor1 >> 16) & 0xFF;
2597         vmpartspawner.particle_staincolor1[1] = ((int)theme->staincolor1 >> 8) & 0xFF;
2598         vmpartspawner.particle_staincolor1[2] = ((int)theme->staincolor1 >> 0) & 0xFF;
2599         vmpartspawner.particle_staincolor2[0] = ((int)theme->staincolor2 >> 16) & 0xFF;
2600         vmpartspawner.particle_staincolor2[1] = ((int)theme->staincolor2 >> 8) & 0xFF;
2601         vmpartspawner.particle_staincolor2[2] = ((int)theme->staincolor2 >> 0) & 0xFF;
2602         *vmpartspawner.particle_staintex = (float)theme->staintex;
2603         *vmpartspawner.particle_stainalpha = (float)theme->stainalpha/256;
2604         *vmpartspawner.particle_stainsize = (float)theme->stainsize;
2605         *vmpartspawner.particle_delayspawn = theme->delayspawn;
2606         *vmpartspawner.particle_delaycollision = theme->delaycollision;
2607         *vmpartspawner.particle_angle = theme->angle;
2608         *vmpartspawner.particle_spin = theme->spin;
2609 }
2610
2611 // QC globals ->  particle theme
2612 void VM_CL_ParticleThemeFromGlobals(vmparticletheme_t *theme)
2613 {
2614         theme->typeindex = (unsigned short)*vmpartspawner.particle_type;
2615         theme->blendmode = (pblend_t)(int)*vmpartspawner.particle_blendmode;
2616         theme->orientation = (porientation_t)(int)*vmpartspawner.particle_orientation;
2617         theme->color1 = ((int)vmpartspawner.particle_color1[0] << 16) + ((int)vmpartspawner.particle_color1[1] << 8) + ((int)vmpartspawner.particle_color1[2]);
2618         theme->color2 = ((int)vmpartspawner.particle_color2[0] << 16) + ((int)vmpartspawner.particle_color2[1] << 8) + ((int)vmpartspawner.particle_color2[2]);
2619         theme->tex = (int)*vmpartspawner.particle_tex;
2620         theme->size = *vmpartspawner.particle_size;
2621         theme->sizeincrease = *vmpartspawner.particle_sizeincrease;
2622         theme->alpha = *vmpartspawner.particle_alpha*256;
2623         theme->alphafade = *vmpartspawner.particle_alphafade*256;
2624         theme->lifetime = *vmpartspawner.particle_time;
2625         theme->gravity = *vmpartspawner.particle_gravity;
2626         theme->bounce = *vmpartspawner.particle_bounce;
2627         theme->airfriction = *vmpartspawner.particle_airfriction;
2628         theme->liquidfriction = *vmpartspawner.particle_liquidfriction;
2629         theme->originjitter = *vmpartspawner.particle_originjitter;
2630         theme->velocityjitter = *vmpartspawner.particle_velocityjitter;
2631         theme->qualityreduction = (*vmpartspawner.particle_qualityreduction) ? true : false;
2632         theme->stretch = *vmpartspawner.particle_stretch;
2633         theme->staincolor1 = ((int)vmpartspawner.particle_staincolor1[0])*65536 + (int)(vmpartspawner.particle_staincolor1[1])*256 + (int)(vmpartspawner.particle_staincolor1[2]);
2634         theme->staincolor2 = (int)(vmpartspawner.particle_staincolor2[0])*65536 + (int)(vmpartspawner.particle_staincolor2[1])*256 + (int)(vmpartspawner.particle_staincolor2[2]);
2635         theme->staintex =(int)*vmpartspawner.particle_staintex;
2636         theme->stainalpha = *vmpartspawner.particle_stainalpha*256;
2637         theme->stainsize = *vmpartspawner.particle_stainsize;
2638         theme->delayspawn = *vmpartspawner.particle_delayspawn;
2639         theme->delaycollision = *vmpartspawner.particle_delaycollision;
2640         theme->angle = *vmpartspawner.particle_angle;
2641         theme->spin = *vmpartspawner.particle_spin;
2642 }
2643
2644 // init particle spawner interface
2645 // # float(float max_themes) initparticlespawner
2646 void VM_CL_InitParticleSpawner (void)
2647 {
2648         VM_SAFEPARMCOUNTRANGE(0, 1, VM_CL_InitParticleSpawner);
2649         VM_InitParticleSpawner((int)PRVM_G_FLOAT(OFS_PARM0));
2650         vmpartspawner.themes[0].initialized = true;
2651         VM_ResetParticleTheme(&vmpartspawner.themes[0]);
2652         PRVM_G_FLOAT(OFS_RETURN) = (vmpartspawner.verified == true) ? 1 : 0;
2653 }
2654
2655 // void() resetparticle
2656 void VM_CL_ResetParticle (void)
2657 {
2658         VM_SAFEPARMCOUNT(0, VM_CL_ResetParticle);
2659         if (vmpartspawner.verified == false)
2660         {
2661                 VM_Warning("VM_CL_ResetParticle: particle spawner not initialized\n");
2662                 return;
2663         }
2664         VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[0]);
2665 }
2666
2667 // void(float themenum) particletheme
2668 void VM_CL_ParticleTheme (void)
2669 {
2670         int themenum;
2671
2672         VM_SAFEPARMCOUNT(1, VM_CL_ParticleTheme);
2673         if (vmpartspawner.verified == false)
2674         {
2675                 VM_Warning("VM_CL_ParticleTheme: particle spawner not initialized\n");
2676                 return;
2677         }
2678         themenum = (int)PRVM_G_FLOAT(OFS_PARM0);
2679         if (themenum < 0 || themenum >= vmpartspawner.max_themes)
2680         {
2681                 VM_Warning("VM_CL_ParticleTheme: bad theme number %i\n", themenum);
2682                 VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[0]);
2683                 return;
2684         }
2685         if (vmpartspawner.themes[themenum].initialized == false)
2686         {
2687                 VM_Warning("VM_CL_ParticleTheme: theme #%i not exists\n", themenum);
2688                 VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[0]);
2689                 return;
2690         }
2691         // load particle theme into globals
2692         VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[themenum]);
2693 }
2694
2695 // float() saveparticletheme
2696 // void(float themenum) updateparticletheme
2697 void VM_CL_ParticleThemeSave (void)
2698 {
2699         int themenum;
2700
2701         VM_SAFEPARMCOUNTRANGE(0, 1, VM_CL_ParticleThemeSave);
2702         if (vmpartspawner.verified == false)
2703         {
2704                 VM_Warning("VM_CL_ParticleThemeSave: particle spawner not initialized\n");
2705                 return;
2706         }
2707         // allocate new theme, save it and return
2708         if (prog->argc < 1)
2709         {
2710                 for (themenum = 0; themenum < vmpartspawner.max_themes; themenum++)
2711                         if (vmpartspawner.themes[themenum].initialized == false)
2712                                 break;
2713                 if (themenum >= vmpartspawner.max_themes)
2714                 {
2715                         if (vmpartspawner.max_themes == 2048)
2716                                 VM_Warning("VM_CL_ParticleThemeSave: no free theme slots\n");
2717                         else
2718                                 VM_Warning("VM_CL_ParticleThemeSave: no free theme slots, try initparticlespawner() with highter max_themes\n");
2719                         PRVM_G_FLOAT(OFS_RETURN) = -1;
2720                         return;
2721                 }
2722                 vmpartspawner.themes[themenum].initialized = true;
2723                 VM_CL_ParticleThemeFromGlobals(&vmpartspawner.themes[themenum]);
2724                 PRVM_G_FLOAT(OFS_RETURN) = themenum;
2725                 return;
2726         }
2727         // update existing theme
2728         themenum = (int)PRVM_G_FLOAT(OFS_PARM0);
2729         if (themenum < 0 || themenum >= vmpartspawner.max_themes)
2730         {
2731                 VM_Warning("VM_CL_ParticleThemeSave: bad theme number %i\n", themenum);
2732                 return;
2733         }
2734         vmpartspawner.themes[themenum].initialized = true;
2735         VM_CL_ParticleThemeFromGlobals(&vmpartspawner.themes[themenum]);
2736 }
2737
2738 // void(float themenum) freeparticletheme
2739 void VM_CL_ParticleThemeFree (void)
2740 {
2741         int themenum;
2742
2743         VM_SAFEPARMCOUNT(1, VM_CL_ParticleThemeFree);
2744         if (vmpartspawner.verified == false)
2745         {
2746                 VM_Warning("VM_CL_ParticleThemeFree: particle spawner not initialized\n");
2747                 return;
2748         }
2749         themenum = (int)PRVM_G_FLOAT(OFS_PARM0);
2750         // check parms
2751         if (themenum <= 0 || themenum >= vmpartspawner.max_themes)
2752         {
2753                 VM_Warning("VM_CL_ParticleThemeFree: bad theme number %i\n", themenum);
2754                 return;
2755         }
2756         if (vmpartspawner.themes[themenum].initialized == false)
2757         {
2758                 VM_Warning("VM_CL_ParticleThemeFree: theme #%i already freed\n", themenum);
2759                 VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[0]);
2760                 return;
2761         }
2762         // free theme
2763         VM_ResetParticleTheme(&vmpartspawner.themes[themenum]);
2764         vmpartspawner.themes[themenum].initialized = false;
2765 }
2766
2767 // float(vector org, vector dir, [float theme]) particle
2768 // returns 0 if failed, 1 if succesful
2769 void VM_CL_SpawnParticle (void)
2770 {
2771         float *org, *dir;
2772         vmparticletheme_t *theme;
2773         particle_t *part;
2774         int themenum;
2775
2776         VM_SAFEPARMCOUNTRANGE(2, 3, VM_CL_SpawnParticle2);
2777         if (vmpartspawner.verified == false)
2778         {
2779                 VM_Warning("VM_CL_SpawnParticle: particle spawner not initialized\n");
2780                 PRVM_G_FLOAT(OFS_RETURN) = 0; 
2781                 return;
2782         }
2783         org = PRVM_G_VECTOR(OFS_PARM0);
2784         dir = PRVM_G_VECTOR(OFS_PARM1);
2785         
2786         if (prog->argc < 3) // global-set particle
2787         {
2788                 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);
2789                 if (!part)
2790                 {
2791                         PRVM_G_FLOAT(OFS_RETURN) = 0; 
2792                         return;
2793                 }
2794                 if (*vmpartspawner.particle_delayspawn)
2795                         part->delayedspawn = cl.time + *vmpartspawner.particle_delayspawn;
2796                 //if (*vmpartspawner.particle_delaycollision)
2797                 //      part->delayedcollisions = cl.time + *vmpartspawner.particle_delaycollision;
2798         }
2799         else // quick themed particle
2800         {
2801                 themenum = (int)PRVM_G_FLOAT(OFS_PARM2);
2802                 if (themenum <= 0 || themenum >= vmpartspawner.max_themes)
2803                 {
2804                         VM_Warning("VM_CL_SpawnParticle: bad theme number %i\n", themenum);
2805                         PRVM_G_FLOAT(OFS_RETURN) = 0; 
2806                         return;
2807                 }
2808                 theme = &vmpartspawner.themes[themenum];
2809                 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);
2810                 if (!part)
2811                 {
2812                         PRVM_G_FLOAT(OFS_RETURN) = 0; 
2813                         return;
2814                 }
2815                 if (theme->delayspawn)
2816                         part->delayedspawn = cl.time + theme->delayspawn;
2817                 //if (theme->delaycollision)
2818                 //      part->delayedcollisions = cl.time + theme->delaycollision;
2819         }
2820         PRVM_G_FLOAT(OFS_RETURN) = 1; 
2821 }
2822
2823 // float(vector org, vector dir, float spawndelay, float collisiondelay, [float theme]) delayedparticle
2824 // returns 0 if failed, 1 if success
2825 void VM_CL_SpawnParticleDelayed (void)
2826 {
2827         float *org, *dir;
2828         vmparticletheme_t *theme;
2829         particle_t *part;
2830         int themenum;
2831
2832         VM_SAFEPARMCOUNTRANGE(4, 5, VM_CL_SpawnParticle2);
2833         if (vmpartspawner.verified == false)
2834         {
2835                 VM_Warning("VM_CL_SpawnParticle: particle spawner not initialized\n");
2836                 PRVM_G_FLOAT(OFS_RETURN) = 0; 
2837                 return;
2838         }
2839         org = PRVM_G_VECTOR(OFS_PARM0);
2840         dir = PRVM_G_VECTOR(OFS_PARM1);
2841         if (prog->argc < 5) // global-set particle
2842                 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);
2843         else // themed particle
2844         {
2845                 themenum = (int)PRVM_G_FLOAT(OFS_PARM4);
2846                 if (themenum <= 0 || themenum >= vmpartspawner.max_themes)
2847                 {
2848                         VM_Warning("VM_CL_SpawnParticle: bad theme number %i\n", themenum);
2849                         PRVM_G_FLOAT(OFS_RETURN) = 0;  
2850                         return;
2851                 }
2852                 theme = &vmpartspawner.themes[themenum];
2853                 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);
2854         }
2855         if (!part) 
2856         { 
2857                 PRVM_G_FLOAT(OFS_RETURN) = 0; 
2858                 return; 
2859         }
2860         part->delayedspawn = cl.time + PRVM_G_FLOAT(OFS_PARM2);
2861         //part->delayedcollisions = cl.time + PRVM_G_FLOAT(OFS_PARM3);
2862         PRVM_G_FLOAT(OFS_RETURN) = 0;
2863 }
2864
2865 //====================
2866 //CSQC engine entities query
2867 //====================
2868
2869 // float(float entitynum, float whatfld) getentity;
2870 // vector(float entitynum, float whatfld) getentityvec;
2871 // querying engine-drawn entity
2872 // VorteX: currently it's only tested with whatfld = 1..7
2873 void VM_CL_GetEntity (void)
2874 {
2875         int entnum, fieldnum;
2876         float org[3], v1[3], v2[3];
2877         VM_SAFEPARMCOUNT(2, VM_CL_GetEntityVec);
2878
2879         entnum = PRVM_G_FLOAT(OFS_PARM0);
2880         if (entnum < 0 || entnum >= cl.num_entities)
2881         {
2882                 PRVM_G_FLOAT(OFS_RETURN) = 0;
2883                 return;
2884         }
2885         fieldnum = PRVM_G_FLOAT(OFS_PARM1);
2886         switch(fieldnum)
2887         {
2888                 case 0: // active state
2889                         PRVM_G_FLOAT(OFS_RETURN) = cl.entities_active[entnum];
2890                         break;
2891                 case 1: // origin
2892                         Matrix4x4_OriginFromMatrix(&cl.entities[entnum].render.matrix, PRVM_G_VECTOR(OFS_RETURN));
2893                         break; 
2894                 case 2: // forward
2895                         Matrix4x4_ToVectors(&cl.entities[entnum].render.matrix, PRVM_G_VECTOR(OFS_RETURN), v1, v2, org);        
2896                         break;
2897                 case 3: // right
2898                         Matrix4x4_ToVectors(&cl.entities[entnum].render.matrix, v1, PRVM_G_VECTOR(OFS_RETURN), v2, org);        
2899                         break;
2900                 case 4: // up
2901                         Matrix4x4_ToVectors(&cl.entities[entnum].render.matrix, v1, v2, PRVM_G_VECTOR(OFS_RETURN), org);        
2902                         break;
2903                 case 5: // scale
2904                         PRVM_G_FLOAT(OFS_RETURN) = Matrix4x4_ScaleFromMatrix(&cl.entities[entnum].render.matrix);
2905                         break;  
2906                 case 6: // origin + v_forward, v_right, v_up
2907                         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)); 
2908                         break;  
2909                 case 7: // alpha
2910                         PRVM_G_FLOAT(OFS_RETURN) = cl.entities[entnum].render.alpha;
2911                         break;  
2912                 case 8: // colormor
2913                         VectorCopy(cl.entities[entnum].render.colormod, PRVM_G_VECTOR(OFS_RETURN));
2914                         break;
2915                 case 9: // pants colormod
2916                         VectorCopy(cl.entities[entnum].render.colormap_pantscolor, PRVM_G_VECTOR(OFS_RETURN));
2917                         break;
2918                 case 10: // shirt colormod
2919                         VectorCopy(cl.entities[entnum].render.colormap_shirtcolor, PRVM_G_VECTOR(OFS_RETURN));
2920                         break;
2921                 case 11: // skinnum
2922                         PRVM_G_FLOAT(OFS_RETURN) = cl.entities[entnum].render.skinnum;
2923                         break;  
2924                 case 12: // mins
2925                         VectorCopy(cl.entities[entnum].render.mins, PRVM_G_VECTOR(OFS_RETURN));         
2926                         break;  
2927                 case 13: // maxs
2928                         VectorCopy(cl.entities[entnum].render.maxs, PRVM_G_VECTOR(OFS_RETURN));         
2929                         break;  
2930                 case 14: // absmin
2931                         Matrix4x4_OriginFromMatrix(&cl.entities[entnum].render.matrix, org);
2932                         VectorAdd(cl.entities[entnum].render.mins, org, PRVM_G_VECTOR(OFS_RETURN));             
2933                         break;  
2934                 case 15: // absmax
2935                         Matrix4x4_OriginFromMatrix(&cl.entities[entnum].render.matrix, org);
2936                         VectorAdd(cl.entities[entnum].render.maxs, org, PRVM_G_VECTOR(OFS_RETURN));             
2937                         break;
2938                 case 16: // light
2939                         VectorMA(cl.entities[entnum].render.modellight_ambient, 0.5, cl.entities[entnum].render.modellight_diffuse, PRVM_G_VECTOR(OFS_RETURN));
2940                         break;  
2941                 default:
2942                         PRVM_G_FLOAT(OFS_RETURN) = 0;
2943                         break;
2944         }
2945 }
2946
2947 //====================
2948 //QC POLYGON functions
2949 //====================
2950
2951 #define VMPOLYGONS_MAXPOINTS 64
2952
2953 typedef struct vmpolygons_triangle_s
2954 {
2955         rtexture_t              *texture;
2956         int                             drawflag;
2957         qboolean hasalpha;
2958         unsigned short  elements[3];
2959 }vmpolygons_triangle_t;
2960
2961 typedef struct vmpolygons_s
2962 {
2963         mempool_t               *pool;
2964         qboolean                initialized;
2965         double          progstarttime;
2966
2967         int                             max_vertices;
2968         int                             num_vertices;
2969         float                   *data_vertex3f;
2970         float                   *data_color4f;
2971         float                   *data_texcoord2f;
2972
2973         int                             max_triangles;
2974         int                             num_triangles;
2975         vmpolygons_triangle_t *data_triangles;
2976         unsigned short  *data_sortedelement3s;
2977
2978         qboolean                begin_active;
2979         rtexture_t              *begin_texture;
2980         int                             begin_drawflag;
2981         int                             begin_vertices;
2982         float                   begin_vertex[VMPOLYGONS_MAXPOINTS][3];
2983         float                   begin_color[VMPOLYGONS_MAXPOINTS][4];
2984         float                   begin_texcoord[VMPOLYGONS_MAXPOINTS][2];
2985         qboolean                begin_texture_hasalpha;
2986 } vmpolygons_t;
2987
2988 // FIXME: make VM_CL_R_Polygon functions use Debug_Polygon functions?
2989 vmpolygons_t vmpolygons[PRVM_MAXPROGS];
2990
2991 //#304 void() renderscene (EXT_CSQC)
2992 // moved that here to reset the polygons,
2993 // resetting them earlier causes R_Mesh_Draw to be called with numvertices = 0
2994 // --blub
2995 void VM_CL_R_RenderScene (void)
2996 {
2997         double t = Sys_DoubleTime();
2998         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
2999         VM_SAFEPARMCOUNT(0, VM_CL_R_RenderScene);
3000
3001         // we need to update any RENDER_VIEWMODEL entities at this point because
3002         // csqc supplies its own view matrix
3003         CL_UpdateViewEntities();
3004         // now draw stuff!
3005         R_RenderView();
3006
3007         polys->num_vertices = polys->num_triangles = 0;
3008         polys->progstarttime = prog->starttime;
3009
3010         // callprofile fixing hack: do not include this time in what is counted for CSQC_UpdateView
3011         prog->functions[prog->funcoffsets.CSQC_UpdateView].totaltime -= Sys_DoubleTime() - t;
3012 }
3013
3014 static void VM_ResizePolygons(vmpolygons_t *polys)
3015 {
3016         float *oldvertex3f = polys->data_vertex3f;
3017         float *oldcolor4f = polys->data_color4f;
3018         float *oldtexcoord2f = polys->data_texcoord2f;
3019         vmpolygons_triangle_t *oldtriangles = polys->data_triangles;
3020         unsigned short *oldsortedelement3s = polys->data_sortedelement3s;
3021         polys->max_vertices = min(polys->max_triangles*3, 65536);
3022         polys->data_vertex3f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[3]));
3023         polys->data_color4f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[4]));
3024         polys->data_texcoord2f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[2]));
3025         polys->data_triangles = (vmpolygons_triangle_t *)Mem_Alloc(polys->pool, polys->max_triangles*sizeof(vmpolygons_triangle_t));
3026         polys->data_sortedelement3s = (unsigned short *)Mem_Alloc(polys->pool, polys->max_triangles*sizeof(unsigned short[3]));
3027         if (polys->num_vertices)
3028         {
3029                 memcpy(polys->data_vertex3f, oldvertex3f, polys->num_vertices*sizeof(float[3]));
3030                 memcpy(polys->data_color4f, oldcolor4f, polys->num_vertices*sizeof(float[4]));
3031                 memcpy(polys->data_texcoord2f, oldtexcoord2f, polys->num_vertices*sizeof(float[2]));
3032         }
3033         if (polys->num_triangles)
3034         {
3035                 memcpy(polys->data_triangles, oldtriangles, polys->num_triangles*sizeof(vmpolygons_triangle_t));
3036                 memcpy(polys->data_sortedelement3s, oldsortedelement3s, polys->num_triangles*sizeof(unsigned short[3]));
3037         }
3038         if (oldvertex3f)
3039                 Mem_Free(oldvertex3f);
3040         if (oldcolor4f)
3041                 Mem_Free(oldcolor4f);
3042         if (oldtexcoord2f)
3043                 Mem_Free(oldtexcoord2f);
3044         if (oldtriangles)
3045                 Mem_Free(oldtriangles);
3046         if (oldsortedelement3s)
3047                 Mem_Free(oldsortedelement3s);
3048 }
3049
3050 static void VM_InitPolygons (vmpolygons_t* polys)
3051 {
3052         memset(polys, 0, sizeof(*polys));
3053         polys->pool = Mem_AllocPool("VMPOLY", 0, NULL);
3054         polys->max_triangles = 1024;
3055         VM_ResizePolygons(polys);
3056         polys->initialized = true;
3057 }
3058
3059 static void VM_DrawPolygonCallback (const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
3060 {
3061         int surfacelistindex;
3062         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
3063         if(polys->progstarttime != prog->starttime) // from other progs? won't draw these (this can cause crashes!)
3064                 return;
3065         R_Mesh_ResetTextureState();
3066         R_EntityMatrix(&identitymatrix);
3067         GL_CullFace(GL_NONE);
3068         R_Mesh_PrepareVertices_Generic_Arrays(polys->num_vertices, polys->data_vertex3f, polys->data_color4f, polys->data_texcoord2f);
3069
3070         for (surfacelistindex = 0;surfacelistindex < numsurfaces;)
3071         {
3072                 int numtriangles = 0;
3073                 rtexture_t *tex = polys->data_triangles[surfacelist[surfacelistindex]].texture;
3074                 int drawflag = polys->data_triangles[surfacelist[surfacelistindex]].drawflag;
3075                 DrawQ_ProcessDrawFlag(drawflag, polys->data_triangles[surfacelist[surfacelistindex]].hasalpha);
3076                 R_SetupShader_Generic(tex, NULL, GL_MODULATE, 1);
3077                 numtriangles = 0;
3078                 for (;surfacelistindex < numsurfaces;surfacelistindex++)
3079                 {
3080                         if (polys->data_triangles[surfacelist[surfacelistindex]].texture != tex || polys->data_triangles[surfacelist[surfacelistindex]].drawflag != drawflag)
3081                                 break;
3082                         VectorCopy(polys->data_triangles[surfacelist[surfacelistindex]].elements, polys->data_sortedelement3s + 3*numtriangles);
3083                         numtriangles++;
3084                 }
3085                 R_Mesh_Draw(0, polys->num_vertices, 0, numtriangles, NULL, NULL, 0, polys->data_sortedelement3s, NULL, 0);
3086         }
3087 }
3088
3089 void VMPolygons_Store(vmpolygons_t *polys)
3090 {
3091         qboolean hasalpha;
3092         int i;
3093
3094         // detect if we have alpha
3095         hasalpha = polys->begin_texture_hasalpha;
3096         for(i = 0; !hasalpha && (i < polys->begin_vertices); ++i)
3097                 if(polys->begin_color[i][3] < 1)
3098                         hasalpha = true;
3099
3100         if (r_refdef.draw2dstage)
3101         {
3102                 // draw the polygon as 2D immediately
3103                 drawqueuemesh_t mesh;
3104                 mesh.texture = polys->begin_texture;
3105                 mesh.num_vertices = polys->begin_vertices;
3106                 mesh.num_triangles = polys->begin_vertices-2;
3107                 mesh.data_element3i = polygonelement3i;
3108                 mesh.data_element3s = polygonelement3s;
3109                 mesh.data_vertex3f = polys->begin_vertex[0];
3110                 mesh.data_color4f = polys->begin_color[0];
3111                 mesh.data_texcoord2f = polys->begin_texcoord[0];
3112                 DrawQ_Mesh(&mesh, polys->begin_drawflag, hasalpha);
3113         }
3114         else
3115         {
3116                 // queue the polygon as 3D for sorted transparent rendering later
3117                 int i;
3118                 if (polys->max_triangles < polys->num_triangles + polys->begin_vertices-2)
3119                 {
3120                         polys->max_triangles *= 2;
3121                         VM_ResizePolygons(polys);
3122                 }
3123                 if (polys->num_vertices + polys->begin_vertices <= polys->max_vertices)
3124                 {
3125                         // needle in a haystack!
3126                         // polys->num_vertices was used for copying where we actually want to copy begin_vertices
3127                         // that also caused it to not render the first polygon that is added
3128                         // --blub
3129                         memcpy(polys->data_vertex3f + polys->num_vertices * 3, polys->begin_vertex[0], polys->begin_vertices * sizeof(float[3]));
3130                         memcpy(polys->data_color4f + polys->num_vertices * 4, polys->begin_color[0], polys->begin_vertices * sizeof(float[4]));
3131                         memcpy(polys->data_texcoord2f + polys->num_vertices * 2, polys->begin_texcoord[0], polys->begin_vertices * sizeof(float[2]));
3132                         for (i = 0;i < polys->begin_vertices-2;i++)
3133                         {
3134                                 polys->data_triangles[polys->num_triangles].texture = polys->begin_texture;
3135                                 polys->data_triangles[polys->num_triangles].drawflag = polys->begin_drawflag;
3136                                 polys->data_triangles[polys->num_triangles].elements[0] = polys->num_vertices;
3137                                 polys->data_triangles[polys->num_triangles].elements[1] = polys->num_vertices + i+1;
3138                                 polys->data_triangles[polys->num_triangles].elements[2] = polys->num_vertices + i+2;
3139                                 polys->data_triangles[polys->num_triangles].hasalpha = hasalpha;
3140                                 polys->num_triangles++;
3141                         }
3142                         polys->num_vertices += polys->begin_vertices;
3143                 }
3144         }
3145         polys->begin_active = false;
3146 }
3147
3148 // TODO: move this into the client code and clean-up everything else, too! [1/6/2008 Black]
3149 // LordHavoc: agreed, this is a mess
3150 void VM_CL_AddPolygonsToMeshQueue (void)
3151 {
3152         int i;
3153         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
3154         vec3_t center;
3155
3156         // only add polygons of the currently active prog to the queue - if there is none, we're done
3157         if( !prog )
3158                 return;
3159
3160         if (!polys->num_triangles)
3161                 return;
3162
3163         for (i = 0;i < polys->num_triangles;i++)
3164         {
3165                 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);
3166                 R_MeshQueue_AddTransparent(center, VM_DrawPolygonCallback, NULL, i, NULL);
3167         }
3168
3169         /*polys->num_triangles = 0; // now done after rendering the scene,
3170           polys->num_vertices = 0;  // otherwise it's not rendered at all and prints an error message --blub */
3171 }
3172
3173 //void(string texturename, float flag) R_BeginPolygon
3174 void VM_CL_R_PolygonBegin (void)
3175 {
3176         const char              *picname;
3177         skinframe_t     *sf;
3178         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
3179         int tf;
3180
3181         // TODO instead of using skinframes here (which provides the benefit of
3182         // better management of flags, and is more suited for 3D rendering), what
3183         // about supporting Q3 shaders?
3184
3185         VM_SAFEPARMCOUNT(2, VM_CL_R_PolygonBegin);
3186
3187         if (!polys->initialized)
3188                 VM_InitPolygons(polys);
3189         if(polys->progstarttime != prog->starttime)
3190         {
3191                 // from another progs? then reset the polys first (fixes crashes on map change, because that can make skinframe textures invalid)
3192                 polys->num_vertices = polys->num_triangles = 0;
3193                 polys->progstarttime = prog->starttime;
3194         }
3195         if (polys->begin_active)
3196         {
3197                 VM_Warning("VM_CL_R_PolygonBegin: called twice without VM_CL_R_PolygonBegin after first\n");
3198                 return;
3199         }
3200         picname = PRVM_G_STRING(OFS_PARM0);
3201
3202         sf = NULL;
3203         if(*picname)
3204         {
3205                 tf = TEXF_ALPHA;
3206                 if((int)PRVM_G_FLOAT(OFS_PARM1) & DRAWFLAG_MIPMAP)
3207                         tf |= TEXF_MIPMAP;
3208
3209                 do
3210                 {
3211                         sf = R_SkinFrame_FindNextByName(sf, picname);
3212                 }
3213                 while(sf && sf->textureflags != tf);
3214
3215                 if(!sf || !sf->base)
3216                         sf = R_SkinFrame_LoadExternal(picname, tf, true);
3217
3218                 if(sf)
3219                         R_SkinFrame_MarkUsed(sf);
3220         }
3221
3222         polys->begin_texture = (sf && sf->base) ? sf->base : r_texture_white;
3223         polys->begin_texture_hasalpha = (sf && sf->base) ? sf->hasalpha : false;
3224         polys->begin_drawflag = (int)PRVM_G_FLOAT(OFS_PARM1) & DRAWFLAG_MASK;
3225         polys->begin_vertices = 0;
3226         polys->begin_active = true;
3227 }
3228
3229 //void(vector org, vector texcoords, vector rgb, float alpha) R_PolygonVertex
3230 void VM_CL_R_PolygonVertex (void)
3231 {
3232         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
3233
3234         VM_SAFEPARMCOUNT(4, VM_CL_R_PolygonVertex);
3235
3236         if (!polys->begin_active)
3237         {
3238                 VM_Warning("VM_CL_R_PolygonVertex: VM_CL_R_PolygonBegin wasn't called\n");
3239                 return;
3240         }
3241
3242         if (polys->begin_vertices >= VMPOLYGONS_MAXPOINTS)
3243         {
3244                 VM_Warning("VM_CL_R_PolygonVertex: may have %i vertices max\n", VMPOLYGONS_MAXPOINTS);
3245                 return;
3246         }
3247
3248         polys->begin_vertex[polys->begin_vertices][0] = PRVM_G_VECTOR(OFS_PARM0)[0];
3249         polys->begin_vertex[polys->begin_vertices][1] = PRVM_G_VECTOR(OFS_PARM0)[1];
3250         polys->begin_vertex[polys->begin_vertices][2] = PRVM_G_VECTOR(OFS_PARM0)[2];
3251         polys->begin_texcoord[polys->begin_vertices][0] = PRVM_G_VECTOR(OFS_PARM1)[0];
3252         polys->begin_texcoord[polys->begin_vertices][1] = PRVM_G_VECTOR(OFS_PARM1)[1];
3253         polys->begin_color[polys->begin_vertices][0] = PRVM_G_VECTOR(OFS_PARM2)[0];
3254         polys->begin_color[polys->begin_vertices][1] = PRVM_G_VECTOR(OFS_PARM2)[1];
3255         polys->begin_color[polys->begin_vertices][2] = PRVM_G_VECTOR(OFS_PARM2)[2];
3256         polys->begin_color[polys->begin_vertices][3] = PRVM_G_FLOAT(OFS_PARM3);
3257         polys->begin_vertices++;
3258 }
3259
3260 //void() R_EndPolygon
3261 void VM_CL_R_PolygonEnd (void)
3262 {
3263         vmpolygons_t* polys = vmpolygons + PRVM_GetProgNr();
3264
3265         VM_SAFEPARMCOUNT(0, VM_CL_R_PolygonEnd);
3266         if (!polys->begin_active)
3267         {
3268                 VM_Warning("VM_CL_R_PolygonEnd: VM_CL_R_PolygonBegin wasn't called\n");
3269                 return;
3270         }
3271         polys->begin_active = false;
3272         if (polys->begin_vertices >= 3)
3273                 VMPolygons_Store(polys);
3274         else
3275                 VM_Warning("VM_CL_R_PolygonEnd: %i vertices isn't a good choice\n", polys->begin_vertices);
3276 }
3277
3278 static vmpolygons_t debugPolys;
3279
3280 void Debug_PolygonBegin(const char *picname, int drawflag)
3281 {
3282         if(!debugPolys.initialized)
3283                 VM_InitPolygons(&debugPolys);
3284         if(debugPolys.begin_active)
3285         {
3286                 Con_Printf("Debug_PolygonBegin: called twice without Debug_PolygonEnd after first\n");
3287                 return;
3288         }
3289         debugPolys.begin_texture = picname[0] ? Draw_CachePic_Flags (picname, CACHEPICFLAG_NOTPERSISTENT)->tex : r_texture_white;
3290         debugPolys.begin_drawflag = drawflag;
3291         debugPolys.begin_vertices = 0;
3292         debugPolys.begin_active = true;
3293 }
3294
3295 void Debug_PolygonVertex(float x, float y, float z, float s, float t, float r, float g, float b, float a)
3296 {
3297         if(!debugPolys.begin_active)
3298         {
3299                 Con_Printf("Debug_PolygonVertex: Debug_PolygonBegin wasn't called\n");
3300                 return;
3301         }
3302
3303         if(debugPolys.begin_vertices > VMPOLYGONS_MAXPOINTS)
3304         {
3305                 Con_Printf("Debug_PolygonVertex: may have %i vertices max\n", VMPOLYGONS_MAXPOINTS);
3306                 return;
3307         }
3308
3309         debugPolys.begin_vertex[debugPolys.begin_vertices][0] = x;
3310         debugPolys.begin_vertex[debugPolys.begin_vertices][1] = y;
3311         debugPolys.begin_vertex[debugPolys.begin_vertices][2] = z;
3312         debugPolys.begin_texcoord[debugPolys.begin_vertices][0] = s;
3313         debugPolys.begin_texcoord[debugPolys.begin_vertices][1] = t;
3314         debugPolys.begin_color[debugPolys.begin_vertices][0] = r;
3315         debugPolys.begin_color[debugPolys.begin_vertices][1] = g;
3316         debugPolys.begin_color[debugPolys.begin_vertices][2] = b;
3317         debugPolys.begin_color[debugPolys.begin_vertices][3] = a;
3318         debugPolys.begin_vertices++;
3319 }
3320
3321 void Debug_PolygonEnd(void)
3322 {
3323         if (!debugPolys.begin_active)
3324         {
3325                 Con_Printf("Debug_PolygonEnd: Debug_PolygonBegin wasn't called\n");
3326                 return;
3327         }
3328         debugPolys.begin_active = false;
3329         if (debugPolys.begin_vertices >= 3)
3330                 VMPolygons_Store(&debugPolys);
3331         else
3332                 Con_Printf("Debug_PolygonEnd: %i vertices isn't a good choice\n", debugPolys.begin_vertices);
3333 }
3334
3335 /*
3336 =============
3337 CL_CheckBottom
3338
3339 Returns false if any part of the bottom of the entity is off an edge that
3340 is not a staircase.
3341
3342 =============
3343 */
3344 qboolean CL_CheckBottom (prvm_edict_t *ent)
3345 {
3346         vec3_t  mins, maxs, start, stop;
3347         trace_t trace;
3348         int             x, y;
3349         float   mid, bottom;
3350
3351         VectorAdd (ent->fields.client->origin, ent->fields.client->mins, mins);
3352         VectorAdd (ent->fields.client->origin, ent->fields.client->maxs, maxs);
3353
3354 // if all of the points under the corners are solid world, don't bother
3355 // with the tougher checks
3356 // the corners must be within 16 of the midpoint
3357         start[2] = mins[2] - 1;
3358         for     (x=0 ; x<=1 ; x++)
3359                 for     (y=0 ; y<=1 ; y++)
3360                 {
3361                         start[0] = x ? maxs[0] : mins[0];
3362                         start[1] = y ? maxs[1] : mins[1];
3363                         if (!(CL_PointSuperContents(start) & (SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY)))
3364                                 goto realcheck;
3365                 }
3366
3367         return true;            // we got out easy
3368
3369 realcheck:
3370 //
3371 // check it for real...
3372 //
3373         start[2] = mins[2];
3374
3375 // the midpoint must be within 16 of the bottom
3376         start[0] = stop[0] = (mins[0] + maxs[0])*0.5;
3377         start[1] = stop[1] = (mins[1] + maxs[1])*0.5;
3378         stop[2] = start[2] - 2*sv_stepheight.value;
3379         trace = CL_TraceLine(start, stop, MOVE_NOMONSTERS, ent, CL_GenericHitSuperContentsMask(ent), true, false, NULL, true);
3380
3381         if (trace.fraction == 1.0)
3382                 return false;
3383         mid = bottom = trace.endpos[2];
3384
3385 // the corners must be within 16 of the midpoint
3386         for