Configure all of the CL_MeshEntities* meshes the same, the material flags decide...
[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 r_refdef_view_t csqc_original_r_refdef_view;
27 r_refdef_view_t csqc_main_r_refdef_view;
28
29 // #1 void(vector ang) makevectors
30 static void VM_CL_makevectors (prvm_prog_t *prog)
31 {
32         vec3_t angles, forward, right, up;
33         VM_SAFEPARMCOUNT(1, VM_CL_makevectors);
34         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), angles);
35         AngleVectors(angles, forward, right, up);
36         VectorCopy(forward, PRVM_clientglobalvector(v_forward));
37         VectorCopy(right, PRVM_clientglobalvector(v_right));
38         VectorCopy(up, PRVM_clientglobalvector(v_up));
39 }
40
41 // #2 void(entity e, vector o) setorigin
42 static void VM_CL_setorigin (prvm_prog_t *prog)
43 {
44         prvm_edict_t    *e;
45         prvm_vec_t      *org;
46         VM_SAFEPARMCOUNT(2, VM_CL_setorigin);
47
48         e = PRVM_G_EDICT(OFS_PARM0);
49         if (e == prog->edicts)
50         {
51                 VM_Warning(prog, "setorigin: can not modify world entity\n");
52                 return;
53         }
54         if (e->priv.required->free)
55         {
56                 VM_Warning(prog, "setorigin: can not modify free entity\n");
57                 return;
58         }
59         org = PRVM_G_VECTOR(OFS_PARM1);
60         VectorCopy (org, PRVM_clientedictvector(e, origin));
61         if(e->priv.required->mark == PRVM_EDICT_MARK_WAIT_FOR_SETORIGIN)
62                 e->priv.required->mark = PRVM_EDICT_MARK_SETORIGIN_CAUGHT;
63         CL_LinkEdict(e);
64 }
65
66 static void SetMinMaxSizePRVM (prvm_prog_t *prog, prvm_edict_t *e, prvm_vec_t *min, prvm_vec_t *max)
67 {
68         int             i;
69
70         for (i=0 ; i<3 ; i++)
71                 if (min[i] > max[i])
72                         prog->error_cmd("SetMinMaxSize: backwards mins/maxs");
73
74         // set derived values
75         VectorCopy (min, PRVM_clientedictvector(e, mins));
76         VectorCopy (max, PRVM_clientedictvector(e, maxs));
77         VectorSubtract (max, min, PRVM_clientedictvector(e, size));
78
79         CL_LinkEdict (e);
80 }
81
82 static void SetMinMaxSize (prvm_prog_t *prog, prvm_edict_t *e, const vec_t *min, const vec_t *max)
83 {
84         prvm_vec3_t mins, maxs;
85         VectorCopy(min, mins);
86         VectorCopy(max, maxs);
87         SetMinMaxSizePRVM(prog, e, mins, maxs);
88 }
89
90 // #3 void(entity e, string m) setmodel
91 static void VM_CL_setmodel (prvm_prog_t *prog)
92 {
93         prvm_edict_t    *e;
94         const char              *m;
95         dp_model_t *mod;
96         int                             i;
97
98         VM_SAFEPARMCOUNT(2, VM_CL_setmodel);
99
100         e = PRVM_G_EDICT(OFS_PARM0);
101         PRVM_clientedictfloat(e, modelindex) = 0;
102         PRVM_clientedictstring(e, model) = 0;
103
104         m = PRVM_G_STRING(OFS_PARM1);
105         mod = NULL;
106         for (i = 0;i < MAX_MODELS && cl.csqc_model_precache[i];i++)
107         {
108                 if (!strcmp(cl.csqc_model_precache[i]->name, m))
109                 {
110                         mod = cl.csqc_model_precache[i];
111                         PRVM_clientedictstring(e, model) = PRVM_SetEngineString(prog, mod->name);
112                         PRVM_clientedictfloat(e, modelindex) = -(i+1);
113                         break;
114                 }
115         }
116
117         if( !mod ) {
118                 for (i = 0;i < MAX_MODELS;i++)
119                 {
120                         mod = cl.model_precache[i];
121                         if (mod && !strcmp(mod->name, m))
122                         {
123                                 PRVM_clientedictstring(e, model) = PRVM_SetEngineString(prog, mod->name);
124                                 PRVM_clientedictfloat(e, modelindex) = i;
125                                 break;
126                         }
127                 }
128         }
129
130         if( mod ) {
131                 // TODO: check if this breaks needed consistency and maybe add a cvar for it too?? [1/10/2008 Black]
132                 // LordHavoc: erm you broke it by commenting this out - setmodel must do setsize or else the qc can't find out the model size, and ssqc does this by necessity, consistency.
133                 SetMinMaxSize (prog, e, mod->normalmins, mod->normalmaxs);
134         }
135         else
136         {
137                 SetMinMaxSize (prog, e, vec3_origin, vec3_origin);
138                 VM_Warning(prog, "setmodel: model '%s' not precached\n", m);
139         }
140 }
141
142 // #4 void(entity e, vector min, vector max) setsize
143 static void VM_CL_setsize (prvm_prog_t *prog)
144 {
145         prvm_edict_t    *e;
146         vec3_t          mins, maxs;
147         VM_SAFEPARMCOUNT(3, VM_CL_setsize);
148
149         e = PRVM_G_EDICT(OFS_PARM0);
150         if (e == prog->edicts)
151         {
152                 VM_Warning(prog, "setsize: can not modify world entity\n");
153                 return;
154         }
155         if (e->priv.server->free)
156         {
157                 VM_Warning(prog, "setsize: can not modify free entity\n");
158                 return;
159         }
160         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), mins);
161         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), maxs);
162
163         SetMinMaxSize( prog, e, mins, maxs );
164
165         CL_LinkEdict(e);
166 }
167
168 // #8 void(entity e, float chan, string samp, float volume, float atten[, float pitchchange[, float flags]]) sound
169 static void VM_CL_sound (prvm_prog_t *prog)
170 {
171         const char                      *sample;
172         int                                     channel;
173         prvm_edict_t            *entity;
174         float                           fvolume;
175         float                           attenuation;
176         float pitchchange;
177         float                           startposition;
178         int flags;
179         vec3_t                          org;
180
181         VM_SAFEPARMCOUNTRANGE(5, 7, VM_CL_sound);
182
183         entity = PRVM_G_EDICT(OFS_PARM0);
184         channel = (int)PRVM_G_FLOAT(OFS_PARM1);
185         sample = PRVM_G_STRING(OFS_PARM2);
186         fvolume = PRVM_G_FLOAT(OFS_PARM3);
187         attenuation = PRVM_G_FLOAT(OFS_PARM4);
188
189         if (fvolume < 0 || fvolume > 1)
190         {
191                 VM_Warning(prog, "VM_CL_sound: volume must be in range 0-1\n");
192                 return;
193         }
194
195         if (attenuation < 0 || attenuation > 4)
196         {
197                 VM_Warning(prog, "VM_CL_sound: attenuation must be in range 0-4\n");
198                 return;
199         }
200
201         if (prog->argc < 6)
202                 pitchchange = 0;
203         else
204                 pitchchange = PRVM_G_FLOAT(OFS_PARM5);
205
206         if (prog->argc < 7)
207                 flags = 0;
208         else
209         {
210                 // LordHavoc: we only let the qc set certain flags, others are off-limits
211                 flags = (int)PRVM_G_FLOAT(OFS_PARM6) & (CHANNELFLAG_RELIABLE | CHANNELFLAG_FORCELOOP | CHANNELFLAG_PAUSED | CHANNELFLAG_FULLVOLUME);
212         }
213
214         // sound_starttime exists instead of sound_startposition because in a
215         // networking sense you might not know when something is being received,
216         // so making sounds match up in sync would be impossible if relative
217         // position was sent
218         if (PRVM_clientglobalfloat(sound_starttime))
219                 startposition = cl.time - PRVM_clientglobalfloat(sound_starttime);
220         else
221                 startposition = 0;
222
223         channel = CHAN_USER2ENGINE(channel);
224
225         if (!IS_CHAN(channel))
226         {
227                 VM_Warning(prog, "VM_CL_sound: channel must be in range 0-127\n");
228                 return;
229         }
230
231         CL_VM_GetEntitySoundOrigin(MAX_EDICTS + PRVM_NUM_FOR_EDICT(entity), org);
232         S_StartSound_StartPosition_Flags(MAX_EDICTS + PRVM_NUM_FOR_EDICT(entity), channel, S_FindName(sample), org, fvolume, attenuation, startposition, flags, pitchchange > 0.0f ? pitchchange * 0.01f : 1.0f);
233 }
234
235 // #483 void(vector origin, string sample, float volume, float attenuation) pointsound
236 static void VM_CL_pointsound(prvm_prog_t *prog)
237 {
238         const char                      *sample;
239         float                           fvolume;
240         float                           attenuation;
241         vec3_t                          org;
242
243         VM_SAFEPARMCOUNT(4, VM_CL_pointsound);
244
245         VectorCopy( PRVM_G_VECTOR(OFS_PARM0), org);
246         sample = PRVM_G_STRING(OFS_PARM1);
247         fvolume = PRVM_G_FLOAT(OFS_PARM2);
248         attenuation = PRVM_G_FLOAT(OFS_PARM3);
249
250         if (fvolume < 0 || fvolume > 1)
251         {
252                 VM_Warning(prog, "VM_CL_pointsound: volume must be in range 0-1\n");
253                 return;
254         }
255
256         if (attenuation < 0 || attenuation > 4)
257         {
258                 VM_Warning(prog, "VM_CL_pointsound: attenuation must be in range 0-4\n");
259                 return;
260         }
261
262         // Send World Entity as Entity to Play Sound (for CSQC, that is MAX_EDICTS)
263         S_StartSound(MAX_EDICTS, 0, S_FindName(sample), org, fvolume, attenuation);
264 }
265
266 // #14 entity() spawn
267 static void VM_CL_spawn (prvm_prog_t *prog)
268 {
269         prvm_edict_t *ed;
270         ed = PRVM_ED_Alloc(prog);
271         VM_RETURN_EDICT(ed);
272 }
273
274 static void CL_VM_SetTraceGlobals(prvm_prog_t *prog, const trace_t *trace, int svent)
275 {
276         VM_SetTraceGlobals(prog, trace);
277         PRVM_clientglobalfloat(trace_networkentity) = svent;
278 }
279
280 #define CL_HitNetworkBrushModels(move) !((move) == MOVE_WORLDONLY)
281 #define CL_HitNetworkPlayers(move)     !((move) == MOVE_WORLDONLY || (move) == MOVE_NOMONSTERS)
282
283 // #16 void(vector v1, vector v2, float movetype, entity ignore) traceline
284 static void VM_CL_traceline (prvm_prog_t *prog)
285 {
286         vec3_t  v1, v2;
287         trace_t trace;
288         int             move, svent;
289         prvm_edict_t    *ent;
290
291 //      R_TimeReport("pretraceline");
292
293         VM_SAFEPARMCOUNTRANGE(4, 4, VM_CL_traceline);
294
295         prog->xfunction->builtinsprofile += 30;
296
297         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), v1);
298         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), v2);
299         move = (int)PRVM_G_FLOAT(OFS_PARM2);
300         ent = PRVM_G_EDICT(OFS_PARM3);
301
302         if (VEC_IS_NAN(v1[0]) || VEC_IS_NAN(v1[1]) || VEC_IS_NAN(v1[2]) || VEC_IS_NAN(v2[0]) || VEC_IS_NAN(v2[1]) || VEC_IS_NAN(v2[2]))
303                 prog->error_cmd("%s: NAN errors detected in traceline('%f %f %f', '%f %f %f', %i, entity %i)\n", prog->name, v1[0], v1[1], v1[2], v2[0], v2[1], v2[2], move, PRVM_EDICT_TO_PROG(ent));
304
305         trace = CL_TraceLine(v1, v2, move, ent, CL_GenericHitSuperContentsMask(ent), 0, 0, collision_extendtracelinelength.value, CL_HitNetworkBrushModels(move), CL_HitNetworkPlayers(move), &svent, true, false);
306
307         CL_VM_SetTraceGlobals(prog, &trace, svent);
308 //      R_TimeReport("traceline");
309 }
310
311 /*
312 =================
313 VM_CL_tracebox
314
315 Used for use tracing and shot targeting
316 Traces are blocked by bbox and exact bsp entityes, and also slide box entities
317 if the tryents flag is set.
318
319 tracebox (vector1, vector mins, vector maxs, vector2, tryents)
320 =================
321 */
322 // LordHavoc: added this for my own use, VERY useful, similar to traceline
323 static void VM_CL_tracebox (prvm_prog_t *prog)
324 {
325         vec3_t  v1, v2, m1, m2;
326         trace_t trace;
327         int             move, svent;
328         prvm_edict_t    *ent;
329
330 //      R_TimeReport("pretracebox");
331         VM_SAFEPARMCOUNTRANGE(6, 8, VM_CL_tracebox); // allow more parameters for future expansion
332
333         prog->xfunction->builtinsprofile += 30;
334
335         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), v1);
336         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), m1);
337         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), m2);
338         VectorCopy(PRVM_G_VECTOR(OFS_PARM3), v2);
339         move = (int)PRVM_G_FLOAT(OFS_PARM4);
340         ent = PRVM_G_EDICT(OFS_PARM5);
341
342         if (VEC_IS_NAN(v1[0]) || VEC_IS_NAN(v1[1]) || VEC_IS_NAN(v1[2]) || VEC_IS_NAN(v2[0]) || VEC_IS_NAN(v2[1]) || VEC_IS_NAN(v2[2]))
343                 prog->error_cmd("%s: NAN errors detected in tracebox('%f %f %f', '%f %f %f', '%f %f %f', '%f %f %f', %i, entity %i)\n", prog->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));
344
345         trace = CL_TraceBox(v1, m1, m2, v2, move, ent, CL_GenericHitSuperContentsMask(ent), 0, 0, collision_extendtraceboxlength.value, CL_HitNetworkBrushModels(move), CL_HitNetworkPlayers(move), &svent, true);
346
347         CL_VM_SetTraceGlobals(prog, &trace, svent);
348 //      R_TimeReport("tracebox");
349 }
350
351 static trace_t CL_Trace_Toss (prvm_prog_t *prog, prvm_edict_t *tossent, prvm_edict_t *ignore, int *svent)
352 {
353         int i;
354         float gravity;
355         vec3_t start, end, mins, maxs, move;
356         vec3_t original_origin;
357         vec3_t original_velocity;
358         vec3_t original_angles;
359         vec3_t original_avelocity;
360         trace_t trace;
361
362         VectorCopy(PRVM_clientedictvector(tossent, origin)   , original_origin   );
363         VectorCopy(PRVM_clientedictvector(tossent, velocity) , original_velocity );
364         VectorCopy(PRVM_clientedictvector(tossent, angles)   , original_angles   );
365         VectorCopy(PRVM_clientedictvector(tossent, avelocity), original_avelocity);
366
367         gravity = PRVM_clientedictfloat(tossent, gravity);
368         if (!gravity)
369                 gravity = 1.0f;
370         gravity *= cl.movevars_gravity * 0.05;
371
372         for (i = 0;i < 200;i++) // LordHavoc: sanity check; never trace more than 10 seconds
373         {
374                 PRVM_clientedictvector(tossent, velocity)[2] -= gravity;
375                 VectorMA (PRVM_clientedictvector(tossent, angles), 0.05, PRVM_clientedictvector(tossent, avelocity), PRVM_clientedictvector(tossent, angles));
376                 VectorScale (PRVM_clientedictvector(tossent, velocity), 0.05, move);
377                 VectorAdd (PRVM_clientedictvector(tossent, origin), move, end);
378                 VectorCopy(PRVM_clientedictvector(tossent, origin), start);
379                 VectorCopy(PRVM_clientedictvector(tossent, mins), mins);
380                 VectorCopy(PRVM_clientedictvector(tossent, maxs), maxs);
381                 trace = CL_TraceBox(start, mins, maxs, end, MOVE_NORMAL, tossent, CL_GenericHitSuperContentsMask(tossent), 0, 0, collision_extendmovelength.value, true, true, NULL, true);
382                 VectorCopy (trace.endpos, PRVM_clientedictvector(tossent, origin));
383
384                 if (trace.fraction < 1)
385                         break;
386         }
387
388         VectorCopy(original_origin   , PRVM_clientedictvector(tossent, origin)   );
389         VectorCopy(original_velocity , PRVM_clientedictvector(tossent, velocity) );
390         VectorCopy(original_angles   , PRVM_clientedictvector(tossent, angles)   );
391         VectorCopy(original_avelocity, PRVM_clientedictvector(tossent, avelocity));
392
393         return trace;
394 }
395
396 static void VM_CL_tracetoss (prvm_prog_t *prog)
397 {
398         trace_t trace;
399         prvm_edict_t    *ent;
400         prvm_edict_t    *ignore;
401         int svent = 0;
402
403         prog->xfunction->builtinsprofile += 600;
404
405         VM_SAFEPARMCOUNT(2, VM_CL_tracetoss);
406
407         ent = PRVM_G_EDICT(OFS_PARM0);
408         if (ent == prog->edicts)
409         {
410                 VM_Warning(prog, "tracetoss: can not use world entity\n");
411                 return;
412         }
413         ignore = PRVM_G_EDICT(OFS_PARM1);
414
415         trace = CL_Trace_Toss (prog, ent, ignore, &svent);
416
417         CL_VM_SetTraceGlobals(prog, &trace, svent);
418 }
419
420
421 // #20 void(string s) precache_model
422 static void VM_CL_precache_model (prvm_prog_t *prog)
423 {
424         const char      *name;
425         int                     i;
426         dp_model_t              *m;
427
428         VM_SAFEPARMCOUNT(1, VM_CL_precache_model);
429
430         name = PRVM_G_STRING(OFS_PARM0);
431         for (i = 0;i < MAX_MODELS && cl.csqc_model_precache[i];i++)
432         {
433                 if(!strcmp(cl.csqc_model_precache[i]->name, name))
434                 {
435                         PRVM_G_FLOAT(OFS_RETURN) = -(i+1);
436                         return;
437                 }
438         }
439         PRVM_G_FLOAT(OFS_RETURN) = 0;
440         m = Mod_ForName(name, false, false, name[0] == '*' ? cl.model_name[1] : NULL);
441         if(m && m->loaded)
442         {
443                 for (i = 0;i < MAX_MODELS;i++)
444                 {
445                         if (!cl.csqc_model_precache[i])
446                         {
447                                 cl.csqc_model_precache[i] = (dp_model_t*)m;
448                                 PRVM_G_FLOAT(OFS_RETURN) = -(i+1);
449                                 return;
450                         }
451                 }
452                 VM_Warning(prog, "VM_CL_precache_model: no free models\n");
453                 return;
454         }
455         VM_Warning(prog, "VM_CL_precache_model: model \"%s\" not found\n", name);
456 }
457
458 // #22 entity(vector org, float rad) findradius
459 static void VM_CL_findradius (prvm_prog_t *prog)
460 {
461         prvm_edict_t    *ent, *chain;
462         vec_t                   radius, radius2;
463         vec3_t                  org, eorg, mins, maxs;
464         int                             i, numtouchedicts;
465         static prvm_edict_t     *touchedicts[MAX_EDICTS];
466         int             chainfield;
467
468         VM_SAFEPARMCOUNTRANGE(2, 3, VM_CL_findradius);
469
470         if(prog->argc == 3)
471                 chainfield = PRVM_G_INT(OFS_PARM2);
472         else
473                 chainfield = prog->fieldoffsets.chain;
474         if(chainfield < 0)
475                 prog->error_cmd("VM_findchain: %s doesnt have the specified chain field !", prog->name);
476
477         chain = (prvm_edict_t *)prog->edicts;
478
479         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), org);
480         radius = PRVM_G_FLOAT(OFS_PARM1);
481         radius2 = radius * radius;
482
483         mins[0] = org[0] - (radius + 1);
484         mins[1] = org[1] - (radius + 1);
485         mins[2] = org[2] - (radius + 1);
486         maxs[0] = org[0] + (radius + 1);
487         maxs[1] = org[1] + (radius + 1);
488         maxs[2] = org[2] + (radius + 1);
489         numtouchedicts = World_EntitiesInBox(&cl.world, mins, maxs, MAX_EDICTS, touchedicts);
490         if (numtouchedicts > MAX_EDICTS)
491         {
492                 // this never happens   //[515]: for what then ?
493                 Con_Printf("CSQC_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
494                 numtouchedicts = MAX_EDICTS;
495         }
496         for (i = 0;i < numtouchedicts;i++)
497         {
498                 ent = touchedicts[i];
499                 // Quake did not return non-solid entities but darkplaces does
500                 // (note: this is the reason you can't blow up fallen zombies)
501                 if (PRVM_clientedictfloat(ent, solid) == SOLID_NOT && !sv_gameplayfix_blowupfallenzombies.integer)
502                         continue;
503                 // LordHavoc: compare against bounding box rather than center so it
504                 // doesn't miss large objects, and use DotProduct instead of Length
505                 // for a major speedup
506                 VectorSubtract(org, PRVM_clientedictvector(ent, origin), eorg);
507                 if (sv_gameplayfix_findradiusdistancetobox.integer)
508                 {
509                         eorg[0] -= bound(PRVM_clientedictvector(ent, mins)[0], eorg[0], PRVM_clientedictvector(ent, maxs)[0]);
510                         eorg[1] -= bound(PRVM_clientedictvector(ent, mins)[1], eorg[1], PRVM_clientedictvector(ent, maxs)[1]);
511                         eorg[2] -= bound(PRVM_clientedictvector(ent, mins)[2], eorg[2], PRVM_clientedictvector(ent, maxs)[2]);
512                 }
513                 else
514                         VectorMAMAM(1, eorg, -0.5f, PRVM_clientedictvector(ent, mins), -0.5f, PRVM_clientedictvector(ent, maxs), eorg);
515                 if (DotProduct(eorg, eorg) < radius2)
516                 {
517                         PRVM_EDICTFIELDEDICT(ent, chainfield) = PRVM_EDICT_TO_PROG(chain);
518                         chain = ent;
519                 }
520         }
521
522         VM_RETURN_EDICT(chain);
523 }
524
525 // #34 float() droptofloor
526 static void VM_CL_droptofloor (prvm_prog_t *prog)
527 {
528         prvm_edict_t            *ent;
529         vec3_t                          start, end, mins, maxs;
530         trace_t                         trace;
531
532         VM_SAFEPARMCOUNTRANGE(0, 2, VM_CL_droptofloor); // allow 2 parameters because the id1 defs.qc had an incorrect prototype
533
534         // assume failure if it returns early
535         PRVM_G_FLOAT(OFS_RETURN) = 0;
536
537         ent = PRVM_PROG_TO_EDICT(PRVM_clientglobaledict(self));
538         if (ent == prog->edicts)
539         {
540                 VM_Warning(prog, "droptofloor: can not modify world entity\n");
541                 return;
542         }
543         if (ent->priv.server->free)
544         {
545                 VM_Warning(prog, "droptofloor: can not modify free entity\n");
546                 return;
547         }
548
549         VectorCopy(PRVM_clientedictvector(ent, origin), start);
550         VectorCopy(PRVM_clientedictvector(ent, mins), mins);
551         VectorCopy(PRVM_clientedictvector(ent, maxs), maxs);
552         VectorCopy(PRVM_clientedictvector(ent, origin), end);
553         end[2] -= 256;
554
555         trace = CL_TraceBox(start, mins, maxs, end, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), 0, 0, collision_extendmovelength.value, true, true, NULL, true);
556
557         if (trace.fraction != 1)
558         {
559                 VectorCopy (trace.endpos, PRVM_clientedictvector(ent, origin));
560                 PRVM_clientedictfloat(ent, flags) = (int)PRVM_clientedictfloat(ent, flags) | FL_ONGROUND;
561                 PRVM_clientedictedict(ent, groundentity) = PRVM_EDICT_TO_PROG(trace.ent);
562                 PRVM_G_FLOAT(OFS_RETURN) = 1;
563                 // if support is destroyed, keep suspended (gross hack for floating items in various maps)
564 //              ent->priv.server->suspendedinairflag = true;
565         }
566 }
567
568 // #35 void(float style, string value) lightstyle
569 static void VM_CL_lightstyle (prvm_prog_t *prog)
570 {
571         int                     i;
572         const char      *c;
573
574         VM_SAFEPARMCOUNT(2, VM_CL_lightstyle);
575
576         i = (int)PRVM_G_FLOAT(OFS_PARM0);
577         c = PRVM_G_STRING(OFS_PARM1);
578         if (i >= cl.max_lightstyle)
579         {
580                 VM_Warning(prog, "VM_CL_lightstyle >= MAX_LIGHTSTYLES\n");
581                 return;
582         }
583         strlcpy (cl.lightstyle[i].map, c, sizeof (cl.lightstyle[i].map));
584         cl.lightstyle[i].map[MAX_STYLESTRING - 1] = 0;
585         cl.lightstyle[i].length = (int)strlen(cl.lightstyle[i].map);
586 }
587
588 // #40 float(entity e) checkbottom
589 static void VM_CL_checkbottom (prvm_prog_t *prog)
590 {
591         static int              cs_yes, cs_no;
592         prvm_edict_t    *ent;
593         vec3_t                  mins, maxs, start, stop;
594         trace_t                 trace;
595         int                             x, y;
596         float                   mid, bottom;
597
598         VM_SAFEPARMCOUNT(1, VM_CL_checkbottom);
599         ent = PRVM_G_EDICT(OFS_PARM0);
600         PRVM_G_FLOAT(OFS_RETURN) = 0;
601
602         VectorAdd (PRVM_clientedictvector(ent, origin), PRVM_clientedictvector(ent, mins), mins);
603         VectorAdd (PRVM_clientedictvector(ent, origin), PRVM_clientedictvector(ent, maxs), maxs);
604
605 // if all of the points under the corners are solid world, don't bother
606 // with the tougher checks
607 // the corners must be within 16 of the midpoint
608         start[2] = mins[2] - 1;
609         for     (x=0 ; x<=1 ; x++)
610                 for     (y=0 ; y<=1 ; y++)
611                 {
612                         start[0] = x ? maxs[0] : mins[0];
613                         start[1] = y ? maxs[1] : mins[1];
614                         if (!(CL_PointSuperContents(start) & (SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY)))
615                                 goto realcheck;
616                 }
617
618         cs_yes++;
619         PRVM_G_FLOAT(OFS_RETURN) = true;
620         return;         // we got out easy
621
622 realcheck:
623         cs_no++;
624 //
625 // check it for real...
626 //
627         start[2] = mins[2];
628
629 // the midpoint must be within 16 of the bottom
630         start[0] = stop[0] = (mins[0] + maxs[0])*0.5;
631         start[1] = stop[1] = (mins[1] + maxs[1])*0.5;
632         stop[2] = start[2] - 2*sv_stepheight.value;
633         trace = CL_TraceLine(start, stop, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), 0, 0, collision_extendmovelength.value, true, true, NULL, true, false);
634
635         if (trace.fraction == 1.0)
636                 return;
637
638         mid = bottom = trace.endpos[2];
639
640 // the corners must be within 16 of the midpoint
641         for     (x=0 ; x<=1 ; x++)
642                 for     (y=0 ; y<=1 ; y++)
643                 {
644                         start[0] = stop[0] = x ? maxs[0] : mins[0];
645                         start[1] = stop[1] = y ? maxs[1] : mins[1];
646
647                         trace = CL_TraceLine(start, stop, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), 0, 0, collision_extendmovelength.value, true, true, NULL, true, false);
648
649                         if (trace.fraction != 1.0 && trace.endpos[2] > bottom)
650                                 bottom = trace.endpos[2];
651                         if (trace.fraction == 1.0 || mid - trace.endpos[2] > sv_stepheight.value)
652                                 return;
653                 }
654
655         cs_yes++;
656         PRVM_G_FLOAT(OFS_RETURN) = true;
657 }
658
659 // #41 float(vector v) pointcontents
660 static void VM_CL_pointcontents (prvm_prog_t *prog)
661 {
662         vec3_t point;
663         VM_SAFEPARMCOUNT(1, VM_CL_pointcontents);
664         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), point);
665         PRVM_G_FLOAT(OFS_RETURN) = Mod_Q1BSP_NativeContentsFromSuperContents(NULL, CL_PointSuperContents(point));
666 }
667
668 // #48 void(vector o, vector d, float color, float count) particle
669 static void VM_CL_particle (prvm_prog_t *prog)
670 {
671         vec3_t org, dir;
672         int             count;
673         unsigned char   color;
674         VM_SAFEPARMCOUNT(4, VM_CL_particle);
675
676         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), org);
677         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), dir);
678         color = (int)PRVM_G_FLOAT(OFS_PARM2);
679         count = (int)PRVM_G_FLOAT(OFS_PARM3);
680         CL_ParticleEffect(EFFECT_SVC_PARTICLE, count, org, org, dir, dir, NULL, color);
681 }
682
683 // #74 void(vector pos, string samp, float vol, float atten) ambientsound
684 static void VM_CL_ambientsound (prvm_prog_t *prog)
685 {
686         vec3_t f;
687         sfx_t   *s;
688         VM_SAFEPARMCOUNT(4, VM_CL_ambientsound);
689         s = S_FindName(PRVM_G_STRING(OFS_PARM0));
690         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), f);
691         S_StaticSound (s, f, PRVM_G_FLOAT(OFS_PARM2), PRVM_G_FLOAT(OFS_PARM3)*64);
692 }
693
694 // #92 vector(vector org[, float lpflag]) getlight (DP_QC_GETLIGHT)
695 static void VM_CL_getlight (prvm_prog_t *prog)
696 {
697         vec3_t ambientcolor, diffusecolor, diffusenormal;
698         vec3_t p;
699
700         VM_SAFEPARMCOUNTRANGE(1, 3, VM_CL_getlight);
701
702         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), p);
703         VectorClear(ambientcolor);
704         VectorClear(diffusecolor);
705         VectorClear(diffusenormal);
706         if (prog->argc >= 2)
707                 R_CompleteLightPoint(ambientcolor, diffusecolor, diffusenormal, p, PRVM_G_FLOAT(OFS_PARM1));
708         else if (cl.worldmodel && cl.worldmodel->brush.LightPoint)
709                 cl.worldmodel->brush.LightPoint(cl.worldmodel, p, ambientcolor, diffusecolor, diffusenormal);
710         VectorMA(ambientcolor, 0.5, diffusecolor, PRVM_G_VECTOR(OFS_RETURN));
711         if (PRVM_clientglobalvector(getlight_ambient))
712                 VectorCopy(ambientcolor, PRVM_clientglobalvector(getlight_ambient));
713         if (PRVM_clientglobalvector(getlight_diffuse))
714                 VectorCopy(diffusecolor, PRVM_clientglobalvector(getlight_diffuse));
715         if (PRVM_clientglobalvector(getlight_dir))
716                 VectorCopy(diffusenormal, PRVM_clientglobalvector(getlight_dir));
717 }
718
719 //============================================================================
720 //[515]: SCENE MANAGER builtins
721
722 extern cvar_t v_yshearing;
723 void CSQC_R_RecalcView (void)
724 {
725         extern matrix4x4_t viewmodelmatrix_nobob;
726         extern matrix4x4_t viewmodelmatrix_withbob;
727         Matrix4x4_CreateFromQuakeEntity(&r_refdef.view.matrix, cl.csqc_vieworigin[0], cl.csqc_vieworigin[1], cl.csqc_vieworigin[2], cl.csqc_viewangles[0], cl.csqc_viewangles[1], cl.csqc_viewangles[2], 1);
728         if (v_yshearing.value > 0)
729                 Matrix4x4_QuakeToDuke3D(&r_refdef.view.matrix, &r_refdef.view.matrix, v_yshearing.value);
730         Matrix4x4_Copy(&viewmodelmatrix_nobob, &r_refdef.view.matrix);
731         Matrix4x4_ConcatScale(&viewmodelmatrix_nobob, cl_viewmodel_scale.value);
732         Matrix4x4_Concat(&viewmodelmatrix_withbob, &r_refdef.view.matrix, &cl.csqc_viewmodelmatrixfromengine);
733 }
734
735 //#300 void() clearscene (EXT_CSQC)
736 static void VM_CL_R_ClearScene (prvm_prog_t *prog)
737 {
738         VM_SAFEPARMCOUNT(0, VM_CL_R_ClearScene);
739         // clear renderable entity and light lists
740         r_refdef.scene.numentities = 0;
741         r_refdef.scene.numlights = 0;
742         // restore the view settings to the values that VM_CL_UpdateView received from the client code
743         r_refdef.view = csqc_original_r_refdef_view;
744         VectorCopy(cl.csqc_vieworiginfromengine, cl.csqc_vieworigin);
745         VectorCopy(cl.csqc_viewanglesfromengine, cl.csqc_viewangles);
746         cl.csqc_vidvars.drawworld = r_drawworld.integer != 0;
747         cl.csqc_vidvars.drawenginesbar = false;
748         cl.csqc_vidvars.drawcrosshair = false;
749         CSQC_R_RecalcView();
750 }
751
752 //#301 void(float mask) addentities (EXT_CSQC)
753 static void VM_CL_R_AddEntities (prvm_prog_t *prog)
754 {
755         double t = Sys_DirtyTime();
756         int                     i, drawmask;
757         prvm_edict_t *ed;
758         VM_SAFEPARMCOUNT(1, VM_CL_R_AddEntities);
759         drawmask = (int)PRVM_G_FLOAT(OFS_PARM0);
760         CSQC_RelinkAllEntities(drawmask);
761
762         PRVM_clientglobalfloat(time) = cl.time;
763         for(i=1;i<prog->num_edicts;i++)
764         {
765                 // so we can easily check if CSQC entity #edictnum is currently drawn
766                 cl.csqcrenderentities[i].entitynumber = 0;
767                 ed = &prog->edicts[i];
768                 if(ed->priv.required->free)
769                         continue;
770                 CSQC_Think(ed);
771                 if(ed->priv.required->free)
772                         continue;
773                 // note that for RF_USEAXIS entities, Predraw sets v_forward/v_right/v_up globals that are read by CSQC_AddRenderEdict
774                 CSQC_Predraw(ed);
775                 if(ed->priv.required->free)
776                         continue;
777                 if(!((int)PRVM_clientedictfloat(ed, drawmask) & drawmask))
778                         continue;
779                 CSQC_AddRenderEdict(ed, i);
780         }
781
782         // callprofile fixing hack: do not include this time in what is counted for CSQC_UpdateView
783         t = Sys_DirtyTime() - t;if (t < 0 || t >= 1800) t = 0;
784         prog->functions[PRVM_clientfunction(CSQC_UpdateView)].totaltime -= t;
785 }
786
787 //#302 void(entity ent) addentity (EXT_CSQC)
788 static void VM_CL_R_AddEntity (prvm_prog_t *prog)
789 {
790         double t = Sys_DirtyTime();
791         VM_SAFEPARMCOUNT(1, VM_CL_R_AddEntity);
792         CSQC_AddRenderEdict(PRVM_G_EDICT(OFS_PARM0), 0);
793         t = Sys_DirtyTime() - t;if (t < 0 || t >= 1800) t = 0;
794         prog->functions[PRVM_clientfunction(CSQC_UpdateView)].totaltime -= t;
795 }
796
797 //#303 float(float property, ...) setproperty (EXT_CSQC)
798 //#303 float(float property) getproperty
799 //#303 vector(float property) getpropertyvec
800 //#309 float(float property) getproperty
801 //#309 vector(float property) getpropertyvec
802 // VorteX: make this function be able to return previously set property if new value is not given
803 static void VM_CL_R_SetView (prvm_prog_t *prog)
804 {
805         int             c;
806         prvm_vec_t      *f;
807         float   k;
808
809         VM_SAFEPARMCOUNTRANGE(1, 3, VM_CL_R_SetView);
810
811         c = (int)PRVM_G_FLOAT(OFS_PARM0);
812
813         // return value?
814         if (prog->argc < 2)
815         {
816                 switch(c)
817                 {
818                 case VF_MIN:
819                         VectorSet(PRVM_G_VECTOR(OFS_RETURN), r_refdef.view.x, r_refdef.view.y, 0);
820                         break;
821                 case VF_MIN_X:
822                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.x;
823                         break;
824                 case VF_MIN_Y:
825                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.y;
826                         break;
827                 case VF_SIZE:
828                         VectorSet(PRVM_G_VECTOR(OFS_RETURN), r_refdef.view.width, r_refdef.view.height, 0);
829                         break;
830                 case VF_SIZE_X:
831                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.width;
832                         break;
833                 case VF_SIZE_Y:
834                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.height;
835                         break;
836                 case VF_VIEWPORT:
837                         VM_Warning(prog, "VM_CL_R_GetView : VF_VIEWPORT can't be retrieved, use VF_MIN/VF_SIZE instead\n");
838                         break;
839                 case VF_FOV:
840                         VectorSet(PRVM_G_VECTOR(OFS_RETURN), r_refdef.view.ortho_x, r_refdef.view.ortho_y, 0);
841                         break;
842                 case VF_FOVX:
843                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.ortho_x;
844                         break;
845                 case VF_FOVY:
846                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.ortho_y;
847                         break;
848                 case VF_ORIGIN:
849                         VectorCopy(cl.csqc_vieworigin, PRVM_G_VECTOR(OFS_RETURN));
850                         break;
851                 case VF_ORIGIN_X:
852                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vieworigin[0];
853                         break;
854                 case VF_ORIGIN_Y:
855                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vieworigin[1];
856                         break;
857                 case VF_ORIGIN_Z:
858                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vieworigin[2];
859                         break;
860                 case VF_ANGLES:
861                         VectorCopy(cl.csqc_viewangles, PRVM_G_VECTOR(OFS_RETURN));
862                         break;
863                 case VF_ANGLES_X:
864                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_viewangles[0];
865                         break;
866                 case VF_ANGLES_Y:
867                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_viewangles[1];
868                         break;
869                 case VF_ANGLES_Z:
870                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_viewangles[2];
871                         break;
872                 case VF_DRAWWORLD:
873                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vidvars.drawworld;
874                         break;
875                 case VF_DRAWENGINESBAR:
876                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vidvars.drawenginesbar;
877                         break;
878                 case VF_DRAWCROSSHAIR:
879                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vidvars.drawcrosshair;
880                         break;
881                 case VF_CL_VIEWANGLES:
882                         VectorCopy(cl.viewangles, PRVM_G_VECTOR(OFS_RETURN));;
883                         break;
884                 case VF_CL_VIEWANGLES_X:
885                         PRVM_G_FLOAT(OFS_RETURN) = cl.viewangles[0];
886                         break;
887                 case VF_CL_VIEWANGLES_Y:
888                         PRVM_G_FLOAT(OFS_RETURN) = cl.viewangles[1];
889                         break;
890                 case VF_CL_VIEWANGLES_Z:
891                         PRVM_G_FLOAT(OFS_RETURN) = cl.viewangles[2];
892                         break;
893                 case VF_PERSPECTIVE:
894                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.useperspective;
895                         break;
896                 case VF_CLEARSCREEN:
897                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.isoverlay;
898                         break;
899                 case VF_MAINVIEW:
900                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.ismain;
901                         break;
902                 case VF_FOG_DENSITY:
903                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_density;
904                         break;
905                 case VF_FOG_COLOR:
906                         PRVM_G_VECTOR(OFS_RETURN)[0] = r_refdef.fog_red;
907                         PRVM_G_VECTOR(OFS_RETURN)[1] = r_refdef.fog_green;
908                         PRVM_G_VECTOR(OFS_RETURN)[2] = r_refdef.fog_blue;
909                         break;
910                 case VF_FOG_COLOR_R:
911                         PRVM_G_VECTOR(OFS_RETURN)[0] = r_refdef.fog_red;
912                         break;
913                 case VF_FOG_COLOR_G:
914                         PRVM_G_VECTOR(OFS_RETURN)[1] = r_refdef.fog_green;
915                         break;
916                 case VF_FOG_COLOR_B:
917                         PRVM_G_VECTOR(OFS_RETURN)[2] = r_refdef.fog_blue;
918                         break;
919                 case VF_FOG_ALPHA:
920                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_alpha;
921                         break;
922                 case VF_FOG_START:
923                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_start;
924                         break;
925                 case VF_FOG_END:
926                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_end;
927                         break;
928                 case VF_FOG_HEIGHT:
929                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_height;
930                         break;
931                 case VF_FOG_FADEDEPTH:
932                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_fadedepth;
933                         break;
934                 case VF_MINFPS_QUALITY:
935                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.quality;
936                         break;
937                 default:
938                         PRVM_G_FLOAT(OFS_RETURN) = 0;
939                         VM_Warning(prog, "VM_CL_R_GetView : unknown parm %i\n", c);
940                         return;
941                 }
942                 return;
943         }
944
945         f = PRVM_G_VECTOR(OFS_PARM1);
946         k = PRVM_G_FLOAT(OFS_PARM1);
947         switch(c)
948         {
949         case VF_MIN:
950                 r_refdef.view.x = (int)(f[0]);
951                 r_refdef.view.y = (int)(f[1]);
952                 DrawQ_RecalcView();
953                 break;
954         case VF_MIN_X:
955                 r_refdef.view.x = (int)(k);
956                 DrawQ_RecalcView();
957                 break;
958         case VF_MIN_Y:
959                 r_refdef.view.y = (int)(k);
960                 DrawQ_RecalcView();
961                 break;
962         case VF_SIZE:
963                 r_refdef.view.width = (int)(f[0]);
964                 r_refdef.view.height = (int)(f[1]);
965                 DrawQ_RecalcView();
966                 break;
967         case VF_SIZE_X:
968                 r_refdef.view.width = (int)(k);
969                 DrawQ_RecalcView();
970                 break;
971         case VF_SIZE_Y:
972                 r_refdef.view.height = (int)(k);
973                 DrawQ_RecalcView();
974                 break;
975         case VF_VIEWPORT:
976                 r_refdef.view.x = (int)(f[0]);
977                 r_refdef.view.y = (int)(f[1]);
978                 f = PRVM_G_VECTOR(OFS_PARM2);
979                 r_refdef.view.width = (int)(f[0]);
980                 r_refdef.view.height = (int)(f[1]);
981                 DrawQ_RecalcView();
982                 break;
983         case VF_FOV:
984                 r_refdef.view.frustum_x = tan(f[0] * M_PI / 360.0);r_refdef.view.ortho_x = f[0];
985                 r_refdef.view.frustum_y = tan(f[1] * M_PI / 360.0);r_refdef.view.ortho_y = f[1];
986                 break;
987         case VF_FOVX:
988                 r_refdef.view.frustum_x = tan(k * M_PI / 360.0);r_refdef.view.ortho_x = k;
989                 break;
990         case VF_FOVY:
991                 r_refdef.view.frustum_y = tan(k * M_PI / 360.0);r_refdef.view.ortho_y = k;
992                 break;
993         case VF_ORIGIN:
994                 VectorCopy(f, cl.csqc_vieworigin);
995                 CSQC_R_RecalcView();
996                 break;
997         case VF_ORIGIN_X:
998                 cl.csqc_vieworigin[0] = k;
999                 CSQC_R_RecalcView();
1000                 break;
1001         case VF_ORIGIN_Y:
1002                 cl.csqc_vieworigin[1] = k;
1003                 CSQC_R_RecalcView();
1004                 break;
1005         case VF_ORIGIN_Z:
1006                 cl.csqc_vieworigin[2] = k;
1007                 CSQC_R_RecalcView();
1008                 break;
1009         case VF_ANGLES:
1010                 VectorCopy(f, cl.csqc_viewangles);
1011                 CSQC_R_RecalcView();
1012                 break;
1013         case VF_ANGLES_X:
1014                 cl.csqc_viewangles[0] = k;
1015                 CSQC_R_RecalcView();
1016                 break;
1017         case VF_ANGLES_Y:
1018                 cl.csqc_viewangles[1] = k;
1019                 CSQC_R_RecalcView();
1020                 break;
1021         case VF_ANGLES_Z:
1022                 cl.csqc_viewangles[2] = k;
1023                 CSQC_R_RecalcView();
1024                 break;
1025         case VF_DRAWWORLD:
1026                 cl.csqc_vidvars.drawworld = ((k != 0) && r_drawworld.integer);
1027                 break;
1028         case VF_DRAWENGINESBAR:
1029                 cl.csqc_vidvars.drawenginesbar = k != 0;
1030                 break;
1031         case VF_DRAWCROSSHAIR:
1032                 cl.csqc_vidvars.drawcrosshair = k != 0;
1033                 break;
1034         case VF_CL_VIEWANGLES:
1035                 VectorCopy(f, cl.viewangles);
1036                 break;
1037         case VF_CL_VIEWANGLES_X:
1038                 cl.viewangles[0] = k;
1039                 break;
1040         case VF_CL_VIEWANGLES_Y:
1041                 cl.viewangles[1] = k;
1042                 break;
1043         case VF_CL_VIEWANGLES_Z:
1044                 cl.viewangles[2] = k;
1045                 break;
1046         case VF_PERSPECTIVE:
1047                 r_refdef.view.useperspective = k != 0;
1048                 break;
1049         case VF_CLEARSCREEN:
1050                 r_refdef.view.isoverlay = !k;
1051                 break;
1052         case VF_MAINVIEW:
1053                 PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.ismain;
1054                 break;
1055         case VF_FOG_DENSITY:
1056                 r_refdef.fog_density = k;
1057                 break;
1058         case VF_FOG_COLOR:
1059                 r_refdef.fog_red = f[0];
1060                 r_refdef.fog_green = f[1];
1061                 r_refdef.fog_blue = f[2];
1062                 break;
1063         case VF_FOG_COLOR_R:
1064                 r_refdef.fog_red = k;
1065                 break;
1066         case VF_FOG_COLOR_G:
1067                 r_refdef.fog_green = k;
1068                 break;
1069         case VF_FOG_COLOR_B:
1070                 r_refdef.fog_blue = k;
1071                 break;
1072         case VF_FOG_ALPHA:
1073                 r_refdef.fog_alpha = k;
1074                 break;
1075         case VF_FOG_START:
1076                 r_refdef.fog_start = k;
1077                 break;
1078         case VF_FOG_END:
1079                 r_refdef.fog_end = k;
1080                 break;
1081         case VF_FOG_HEIGHT:
1082                 r_refdef.fog_height = k;
1083                 break;
1084         case VF_FOG_FADEDEPTH:
1085                 r_refdef.fog_fadedepth = k;
1086                 break;
1087         case VF_MINFPS_QUALITY:
1088                 r_refdef.view.quality = k;
1089                 break;
1090         default:
1091                 PRVM_G_FLOAT(OFS_RETURN) = 0;
1092                 VM_Warning(prog, "VM_CL_R_SetView : unknown parm %i\n", c);
1093                 return;
1094         }
1095         PRVM_G_FLOAT(OFS_RETURN) = 1;
1096 }
1097
1098 //#305 void(vector org, float radius, vector lightcolours[, float style, string cubemapname, float pflags]) adddynamiclight (EXT_CSQC)
1099 static void VM_CL_R_AddDynamicLight (prvm_prog_t *prog)
1100 {
1101         double t = Sys_DirtyTime();
1102         vec3_t org;
1103         float radius = 300;
1104         vec3_t col;
1105         int style = -1;
1106         const char *cubemapname = NULL;
1107         int pflags = PFLAGS_CORONA | PFLAGS_FULLDYNAMIC;
1108         float coronaintensity = 1;
1109         float coronasizescale = 0.25;
1110         qboolean castshadow = true;
1111         float ambientscale = 0;
1112         float diffusescale = 1;
1113         float specularscale = 1;
1114         matrix4x4_t matrix;
1115         vec3_t forward, left, up;
1116         VM_SAFEPARMCOUNTRANGE(3, 8, VM_CL_R_AddDynamicLight);
1117
1118         // if we've run out of dlights, just return
1119         if (r_refdef.scene.numlights >= MAX_DLIGHTS)
1120                 return;
1121
1122         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), org);
1123         radius = PRVM_G_FLOAT(OFS_PARM1);
1124         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), col);
1125         if (prog->argc >= 4)
1126         {
1127                 style = (int)PRVM_G_FLOAT(OFS_PARM3);
1128                 if (style >= MAX_LIGHTSTYLES)
1129                 {
1130                         Con_DPrintf("VM_CL_R_AddDynamicLight: out of bounds lightstyle index %i\n", style);
1131                         style = -1;
1132                 }
1133         }
1134         if (prog->argc >= 5)
1135                 cubemapname = PRVM_G_STRING(OFS_PARM4);
1136         if (prog->argc >= 6)
1137                 pflags = (int)PRVM_G_FLOAT(OFS_PARM5);
1138         coronaintensity = (pflags & PFLAGS_CORONA) != 0;
1139         castshadow = (pflags & PFLAGS_NOSHADOW) == 0;
1140
1141         VectorScale(PRVM_clientglobalvector(v_forward), radius, forward);
1142         VectorScale(PRVM_clientglobalvector(v_right), -radius, left);
1143         VectorScale(PRVM_clientglobalvector(v_up), radius, up);
1144         Matrix4x4_FromVectors(&matrix, forward, left, up, org);
1145
1146         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);
1147         r_refdef.scene.lights[r_refdef.scene.numlights] = &r_refdef.scene.templights[r_refdef.scene.numlights];r_refdef.scene.numlights++;
1148         t = Sys_DirtyTime() - t;if (t < 0 || t >= 1800) t = 0;
1149         prog->functions[PRVM_clientfunction(CSQC_UpdateView)].totaltime -= t;
1150 }
1151
1152 //============================================================================
1153
1154 //#310 vector (vector v) cs_unproject (EXT_CSQC)
1155 static void VM_CL_unproject (prvm_prog_t *prog)
1156 {
1157         vec3_t f;
1158         vec3_t temp;
1159         vec3_t result;
1160
1161         VM_SAFEPARMCOUNT(1, VM_CL_unproject);
1162         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), f);
1163         VectorSet(temp,
1164                 f[2],
1165                 (-1.0 + 2.0 * (f[0] / vid_conwidth.integer)) * f[2] * -r_refdef.view.frustum_x,
1166                 (-1.0 + 2.0 * (f[1] / vid_conheight.integer)) * f[2] * -r_refdef.view.frustum_y);
1167         if(v_flipped.integer)
1168                 temp[1] = -temp[1];
1169         Matrix4x4_Transform(&r_refdef.view.matrix, temp, result);
1170         VectorCopy(result, PRVM_G_VECTOR(OFS_RETURN));
1171 }
1172
1173 //#311 vector (vector v) cs_project (EXT_CSQC)
1174 static void VM_CL_project (prvm_prog_t *prog)
1175 {
1176         vec3_t f;
1177         vec3_t v;
1178         matrix4x4_t m;
1179
1180         VM_SAFEPARMCOUNT(1, VM_CL_project);
1181         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), f);
1182         Matrix4x4_Invert_Full(&m, &r_refdef.view.matrix);
1183         Matrix4x4_Transform(&m, f, v);
1184         if(v_flipped.integer)
1185                 v[1] = -v[1];
1186         VectorSet(PRVM_G_VECTOR(OFS_RETURN),
1187                 vid_conwidth.integer * (0.5*(1.0+v[1]/v[0]/-r_refdef.view.frustum_x)),
1188                 vid_conheight.integer * (0.5*(1.0+v[2]/v[0]/-r_refdef.view.frustum_y)),
1189                 v[0]);
1190         // explanation:
1191         // after transforming, relative position to viewport (0..1) = 0.5 * (1 + v[2]/v[0]/-frustum_{x \or y})
1192         // as 2D drawing honors the viewport too, to get the same pixel, we simply multiply this by conwidth/height
1193 }
1194
1195 //#330 float(float stnum) getstatf (EXT_CSQC)
1196 static void VM_CL_getstatf (prvm_prog_t *prog)
1197 {
1198         int i;
1199         union
1200         {
1201                 float f;
1202                 int l;
1203         }dat;
1204         VM_SAFEPARMCOUNT(1, VM_CL_getstatf);
1205         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1206         if(i < 0 || i >= MAX_CL_STATS)
1207         {
1208                 VM_Warning(prog, "VM_CL_getstatf: index>=MAX_CL_STATS or index<0\n");
1209                 return;
1210         }
1211         dat.l = cl.stats[i];
1212         PRVM_G_FLOAT(OFS_RETURN) =  dat.f;
1213 }
1214
1215 //#331 float(float stnum) getstati (EXT_CSQC)
1216 static void VM_CL_getstati (prvm_prog_t *prog)
1217 {
1218         int i, index;
1219         int firstbit, bitcount;
1220
1221         VM_SAFEPARMCOUNTRANGE(1, 3, VM_CL_getstati);
1222
1223         index = (int)PRVM_G_FLOAT(OFS_PARM0);
1224         if (prog->argc > 1)
1225         {
1226                 firstbit = (int)PRVM_G_FLOAT(OFS_PARM1);
1227                 if (prog->argc > 2)
1228                         bitcount = (int)PRVM_G_FLOAT(OFS_PARM2);
1229                 else
1230                         bitcount = 1;
1231         }
1232         else
1233         {
1234                 firstbit = 0;
1235                 bitcount = 32;
1236         }
1237
1238         if(index < 0 || index >= MAX_CL_STATS)
1239         {
1240                 VM_Warning(prog, "VM_CL_getstati: index>=MAX_CL_STATS or index<0\n");
1241                 return;
1242         }
1243         i = cl.stats[index];
1244         if (bitcount != 32)     //32 causes the mask to overflow, so there's nothing to subtract from.
1245                 i = (((unsigned int)i)&(((1<<bitcount)-1)<<firstbit))>>firstbit;
1246         PRVM_G_FLOAT(OFS_RETURN) = i;
1247 }
1248
1249 //#332 string(float firststnum) getstats (EXT_CSQC)
1250 static void VM_CL_getstats (prvm_prog_t *prog)
1251 {
1252         int i;
1253         char t[17];
1254         VM_SAFEPARMCOUNT(1, VM_CL_getstats);
1255         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1256         if(i < 0 || i > MAX_CL_STATS-4)
1257         {
1258                 PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1259                 VM_Warning(prog, "VM_CL_getstats: index>MAX_CL_STATS-4 or index<0\n");
1260                 return;
1261         }
1262         strlcpy(t, (char*)&cl.stats[i], sizeof(t));
1263         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(prog, t);
1264 }
1265
1266 //#333 void(entity e, float mdlindex) setmodelindex (EXT_CSQC)
1267 static void VM_CL_setmodelindex (prvm_prog_t *prog)
1268 {
1269         int                             i;
1270         prvm_edict_t    *t;
1271         struct model_s  *model;
1272
1273         VM_SAFEPARMCOUNT(2, VM_CL_setmodelindex);
1274
1275         t = PRVM_G_EDICT(OFS_PARM0);
1276
1277         i = (int)PRVM_G_FLOAT(OFS_PARM1);
1278
1279         PRVM_clientedictstring(t, model) = 0;
1280         PRVM_clientedictfloat(t, modelindex) = 0;
1281
1282         if (!i)
1283                 return;
1284
1285         model = CL_GetModelByIndex(i);
1286         if (!model)
1287         {
1288                 VM_Warning(prog, "VM_CL_setmodelindex: null model\n");
1289                 return;
1290         }
1291         PRVM_clientedictstring(t, model) = PRVM_SetEngineString(prog, model->name);
1292         PRVM_clientedictfloat(t, modelindex) = i;
1293
1294         // TODO: check if this breaks needed consistency and maybe add a cvar for it too?? [1/10/2008 Black]
1295         if (model)
1296         {
1297                 SetMinMaxSize (prog, t, model->normalmins, model->normalmaxs);
1298         }
1299         else
1300                 SetMinMaxSize (prog, t, vec3_origin, vec3_origin);
1301 }
1302
1303 //#334 string(float mdlindex) modelnameforindex (EXT_CSQC)
1304 static void VM_CL_modelnameforindex (prvm_prog_t *prog)
1305 {
1306         dp_model_t *model;
1307
1308         VM_SAFEPARMCOUNT(1, VM_CL_modelnameforindex);
1309
1310         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1311         model = CL_GetModelByIndex((int)PRVM_G_FLOAT(OFS_PARM0));
1312         PRVM_G_INT(OFS_RETURN) = model ? PRVM_SetEngineString(prog, model->name) : 0;
1313 }
1314
1315 //#335 float(string effectname) particleeffectnum (EXT_CSQC)
1316 static void VM_CL_particleeffectnum (prvm_prog_t *prog)
1317 {
1318         int                     i;
1319         VM_SAFEPARMCOUNT(1, VM_CL_particleeffectnum);
1320         i = CL_ParticleEffectIndexForName(PRVM_G_STRING(OFS_PARM0));
1321         if (i == 0)
1322                 i = -1;
1323         PRVM_G_FLOAT(OFS_RETURN) = i;
1324 }
1325
1326 // #336 void(entity ent, float effectnum, vector start, vector end[, float color]) trailparticles (EXT_CSQC)
1327 static void VM_CL_trailparticles (prvm_prog_t *prog)
1328 {
1329         int                             i;
1330         vec3_t                  start, end, velocity;
1331         prvm_edict_t    *t;
1332         VM_SAFEPARMCOUNTRANGE(4, 5, VM_CL_trailparticles);
1333
1334         t = PRVM_G_EDICT(OFS_PARM0);
1335         i               = (int)PRVM_G_FLOAT(OFS_PARM1);
1336         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), start);
1337         VectorCopy(PRVM_G_VECTOR(OFS_PARM3), end);
1338         VectorCopy(PRVM_clientedictvector(t, velocity), velocity);
1339
1340         if (i < 0)
1341                 return;
1342         CL_ParticleTrail(i, 1, start, end, velocity, velocity, NULL, prog->argc >= 5 ? (int)PRVM_G_FLOAT(OFS_PARM4) : 0, true, true, NULL, NULL, 1);
1343 }
1344
1345 //#337 void(float effectnum, vector origin, vector dir, float count[, float color]) pointparticles (EXT_CSQC)
1346 static void VM_CL_pointparticles (prvm_prog_t *prog)
1347 {
1348         int                     i;
1349         float n;
1350         vec3_t f, v;
1351         VM_SAFEPARMCOUNTRANGE(4, 5, VM_CL_pointparticles);
1352         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1353         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), f);
1354         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), v);
1355         n = PRVM_G_FLOAT(OFS_PARM3);
1356         if (i < 0)
1357                 return;
1358         CL_ParticleEffect(i, n, f, f, v, v, NULL, prog->argc >= 5 ? (int)PRVM_G_FLOAT(OFS_PARM4) : 0);
1359 }
1360
1361 //#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)
1362 static void VM_CL_boxparticles (prvm_prog_t *prog)
1363 {
1364         int effectnum;
1365         // prvm_edict_t *own;
1366         vec3_t origin_from, origin_to, dir_from, dir_to;
1367         float count;
1368         int flags;
1369         qboolean istrail;
1370         float tintmins[4], tintmaxs[4], fade;
1371         VM_SAFEPARMCOUNTRANGE(7, 8, VM_CL_boxparticles);
1372
1373         effectnum = (int)PRVM_G_FLOAT(OFS_PARM0);
1374         if (effectnum < 0)
1375                 return;
1376         // own = PRVM_G_EDICT(OFS_PARM1); // TODO find use for this
1377         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), origin_from);
1378         VectorCopy(PRVM_G_VECTOR(OFS_PARM3), origin_to  );
1379         VectorCopy(PRVM_G_VECTOR(OFS_PARM4), dir_from   );
1380         VectorCopy(PRVM_G_VECTOR(OFS_PARM5), dir_to     );
1381         count = PRVM_G_FLOAT(OFS_PARM6);
1382         if(prog->argc >= 8)
1383                 flags = PRVM_G_FLOAT(OFS_PARM7);
1384         else
1385                 flags = 0;
1386
1387         Vector4Set(tintmins, 1, 1, 1, 1);
1388         Vector4Set(tintmaxs, 1, 1, 1, 1);
1389         fade = 1;
1390         istrail = false;
1391
1392         if(flags & 1) // read alpha
1393         {
1394                 tintmins[3] = PRVM_clientglobalfloat(particles_alphamin);
1395                 tintmaxs[3] = PRVM_clientglobalfloat(particles_alphamax);
1396         }
1397         if(flags & 2) // read color
1398         {
1399                 VectorCopy(PRVM_clientglobalvector(particles_colormin), tintmins);
1400                 VectorCopy(PRVM_clientglobalvector(particles_colormax), tintmaxs);
1401         }
1402         if(flags & 4) // read fade
1403         {
1404                 fade = PRVM_clientglobalfloat(particles_fade);
1405         }
1406         if(flags & 128) // draw as trail
1407         {
1408                 istrail = true;
1409         }
1410
1411         if (istrail)
1412                 CL_ParticleTrail(effectnum, count, origin_from, origin_to, dir_from, dir_to, NULL, 0, true, true, tintmins, tintmaxs, fade);
1413         else
1414                 CL_ParticleBox(effectnum, count, origin_from, origin_to, dir_from, dir_to, NULL, 0, true, true, tintmins, tintmaxs, fade);
1415 }
1416
1417 //#531 void(float pause) setpause
1418 static void VM_CL_setpause(prvm_prog_t *prog)
1419 {
1420         VM_SAFEPARMCOUNT(1, VM_CL_setpause);
1421         if ((int)PRVM_G_FLOAT(OFS_PARM0) != 0)
1422                 cl.csqc_paused = true;
1423         else
1424                 cl.csqc_paused = false;
1425 }
1426
1427 //#343 void(float usecursor) setcursormode (DP_CSQC)
1428 static void VM_CL_setcursormode (prvm_prog_t *prog)
1429 {
1430         VM_SAFEPARMCOUNT(1, VM_CL_setcursormode);
1431         cl.csqc_wantsmousemove = PRVM_G_FLOAT(OFS_PARM0) != 0;
1432         cl_ignoremousemoves = 2;
1433 }
1434
1435 //#344 vector() getmousepos (DP_CSQC)
1436 static void VM_CL_getmousepos(prvm_prog_t *prog)
1437 {
1438         VM_SAFEPARMCOUNT(0,VM_CL_getmousepos);
1439
1440         if (key_consoleactive || key_dest != key_game)
1441                 VectorSet(PRVM_G_VECTOR(OFS_RETURN), 0, 0, 0);
1442         else if (cl.csqc_wantsmousemove)
1443                 VectorSet(PRVM_G_VECTOR(OFS_RETURN), in_windowmouse_x * vid_conwidth.integer / vid.width, in_windowmouse_y * vid_conheight.integer / vid.height, 0);
1444         else
1445                 VectorSet(PRVM_G_VECTOR(OFS_RETURN), in_mouse_x * vid_conwidth.integer / vid.width, in_mouse_y * vid_conheight.integer / vid.height, 0);
1446 }
1447
1448 //#345 float(float framenum) getinputstate (EXT_CSQC)
1449 static void VM_CL_getinputstate (prvm_prog_t *prog)
1450 {
1451         unsigned int i, frame;
1452         VM_SAFEPARMCOUNT(1, VM_CL_getinputstate);
1453         frame = (unsigned int)PRVM_G_FLOAT(OFS_PARM0);
1454         PRVM_G_FLOAT(OFS_RETURN) = false;
1455         for (i = 0;i < CL_MAX_USERCMDS;i++)
1456         {
1457                 if (cl.movecmd[i].sequence == frame)
1458                 {
1459                         VectorCopy(cl.movecmd[i].viewangles, PRVM_clientglobalvector(input_angles));
1460                         PRVM_clientglobalfloat(input_buttons) = cl.movecmd[i].buttons; // FIXME: this should not be directly exposed to csqc (translation layer needed?)
1461                         PRVM_clientglobalvector(input_movevalues)[0] = cl.movecmd[i].forwardmove;
1462                         PRVM_clientglobalvector(input_movevalues)[1] = cl.movecmd[i].sidemove;
1463                         PRVM_clientglobalvector(input_movevalues)[2] = cl.movecmd[i].upmove;
1464                         PRVM_clientglobalfloat(input_timelength) = cl.movecmd[i].frametime;
1465                         // this probably shouldn't be here
1466                         if(cl.movecmd[i].crouch)
1467                         {
1468                                 VectorCopy(cl.playercrouchmins, PRVM_clientglobalvector(pmove_mins));
1469                                 VectorCopy(cl.playercrouchmaxs, PRVM_clientglobalvector(pmove_maxs));
1470                         }
1471                         else
1472                         {
1473                                 VectorCopy(cl.playerstandmins, PRVM_clientglobalvector(pmove_mins));
1474                                 VectorCopy(cl.playerstandmaxs, PRVM_clientglobalvector(pmove_maxs));
1475                         }
1476                         PRVM_G_FLOAT(OFS_RETURN) = true;
1477                 }
1478         }
1479 }
1480
1481 //#346 void(float sens) setsensitivityscaler (EXT_CSQC)
1482 static void VM_CL_setsensitivityscale (prvm_prog_t *prog)
1483 {
1484         VM_SAFEPARMCOUNT(1, VM_CL_setsensitivityscale);
1485         cl.sensitivityscale = PRVM_G_FLOAT(OFS_PARM0);
1486 }
1487
1488 //#347 void() runstandardplayerphysics (EXT_CSQC)
1489 #define PMF_JUMP_HELD 1 // matches FTEQW
1490 #define PMF_LADDER 2 // not used by DP, FTEQW sets this in runplayerphysics but does not read it
1491 #define PMF_DUCKED 4 // FIXME FTEQW doesn't have this for Q1 like movement because Q1 cannot crouch
1492 #define PMF_ONGROUND 8 // FIXME FTEQW doesn't have this for Q1 like movement and expects CSQC code to do its own trace, this is stupid CPU waste
1493 static void VM_CL_runplayerphysics (prvm_prog_t *prog)
1494 {
1495         cl_clientmovement_state_t s;
1496         prvm_edict_t *ent;
1497
1498         memset(&s, 0, sizeof(s));
1499
1500         VM_SAFEPARMCOUNTRANGE(0, 1, VM_CL_runplayerphysics);
1501
1502         ent = (prog->argc == 1 ? PRVM_G_EDICT(OFS_PARM0) : prog->edicts);
1503         if(ent == prog->edicts)
1504         {
1505                 // deprecated use
1506                 s.self = NULL;
1507                 VectorCopy(PRVM_clientglobalvector(pmove_org), s.origin);
1508                 VectorCopy(PRVM_clientglobalvector(pmove_vel), s.velocity);
1509                 VectorCopy(PRVM_clientglobalvector(pmove_mins), s.mins);
1510                 VectorCopy(PRVM_clientglobalvector(pmove_maxs), s.maxs);
1511                 s.crouched = 0;
1512                 s.waterjumptime = PRVM_clientglobalfloat(pmove_waterjumptime);
1513                 s.cmd.canjump = (int)PRVM_clientglobalfloat(pmove_jump_held) == 0;
1514         }
1515         else
1516         {
1517                 // new use
1518                 s.self = ent;
1519                 VectorCopy(PRVM_clientedictvector(ent, origin), s.origin);
1520                 VectorCopy(PRVM_clientedictvector(ent, velocity), s.velocity);
1521                 VectorCopy(PRVM_clientedictvector(ent, mins), s.mins);
1522                 VectorCopy(PRVM_clientedictvector(ent, maxs), s.maxs);
1523                 s.crouched = ((int)PRVM_clientedictfloat(ent, pmove_flags) & PMF_DUCKED) != 0;
1524                 s.waterjumptime = 0; // FIXME where do we get this from? FTEQW lacks support for this too
1525                 s.cmd.canjump = ((int)PRVM_clientedictfloat(ent, pmove_flags) & PMF_JUMP_HELD) == 0;
1526         }
1527
1528         VectorCopy(PRVM_clientglobalvector(input_angles), s.cmd.viewangles);
1529         s.cmd.forwardmove = PRVM_clientglobalvector(input_movevalues)[0];
1530         s.cmd.sidemove = PRVM_clientglobalvector(input_movevalues)[1];
1531         s.cmd.upmove = PRVM_clientglobalvector(input_movevalues)[2];
1532         s.cmd.buttons = PRVM_clientglobalfloat(input_buttons);
1533         s.cmd.frametime = PRVM_clientglobalfloat(input_timelength);
1534         s.cmd.jump = (s.cmd.buttons & 2) != 0;
1535         s.cmd.crouch = (s.cmd.buttons & 16) != 0;
1536
1537         CL_ClientMovement_PlayerMove_Frame(&s);
1538
1539         if(ent == prog->edicts)
1540         {
1541                 // deprecated use
1542                 VectorCopy(s.origin, PRVM_clientglobalvector(pmove_org));
1543                 VectorCopy(s.velocity, PRVM_clientglobalvector(pmove_vel));
1544                 PRVM_clientglobalfloat(pmove_jump_held) = !s.cmd.canjump;
1545                 PRVM_clientglobalfloat(pmove_waterjumptime) = s.waterjumptime;
1546         }
1547         else
1548         {
1549                 // new use
1550                 VectorCopy(s.origin, PRVM_clientedictvector(ent, origin));
1551                 VectorCopy(s.velocity, PRVM_clientedictvector(ent, velocity));
1552                 PRVM_clientedictfloat(ent, pmove_flags) =
1553                         (s.crouched ? PMF_DUCKED : 0) |
1554                         (s.cmd.canjump ? 0 : PMF_JUMP_HELD) |
1555                         (s.onground ? PMF_ONGROUND : 0);
1556         }
1557 }
1558
1559 //#348 string(float playernum, string keyname) getplayerkeyvalue (EXT_CSQC)
1560 static void VM_CL_getplayerkey (prvm_prog_t *prog)
1561 {
1562         int                     i;
1563         char            t[128];
1564         const char      *c;
1565
1566         VM_SAFEPARMCOUNT(2, VM_CL_getplayerkey);
1567
1568         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1569         c = PRVM_G_STRING(OFS_PARM1);
1570         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1571         Sbar_SortFrags();
1572
1573         if (i < 0)
1574                 i = Sbar_GetSortedPlayerIndex(-1-i);
1575         if(i < 0 || i >= cl.maxclients)
1576                 return;
1577
1578         t[0] = 0;
1579
1580         if(!strcasecmp(c, "name"))
1581                 strlcpy(t, cl.scores[i].name, sizeof(t));
1582         else
1583                 if(!strcasecmp(c, "frags"))
1584                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].frags);
1585         else
1586                 if(!strcasecmp(c, "ping"))
1587                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].qw_ping);
1588         else
1589                 if(!strcasecmp(c, "pl"))
1590                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].qw_packetloss);
1591         else
1592                 if(!strcasecmp(c, "movementloss"))
1593                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].qw_movementloss);
1594         else
1595                 if(!strcasecmp(c, "entertime"))
1596                         dpsnprintf(t, sizeof(t), "%f", cl.scores[i].qw_entertime);
1597         else
1598                 if(!strcasecmp(c, "colors"))
1599                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].colors);
1600         else
1601                 if(!strcasecmp(c, "topcolor"))
1602                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].colors & 0xf0);
1603         else
1604                 if(!strcasecmp(c, "bottomcolor"))
1605                         dpsnprintf(t, sizeof(t), "%i", (cl.scores[i].colors &15)<<4);
1606         else
1607                 if(!strcasecmp(c, "viewentity"))
1608                         dpsnprintf(t, sizeof(t), "%i", i+1);
1609         if(!t[0])
1610                 return;
1611         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(prog, t);
1612 }
1613
1614 //#351 void(vector origin, vector forward, vector right, vector up) SetListener (EXT_CSQC)
1615 static void VM_CL_setlistener (prvm_prog_t *prog)
1616 {
1617         vec3_t origin, forward, left, up;
1618         VM_SAFEPARMCOUNT(4, VM_CL_setlistener);
1619         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), origin);
1620         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), forward);
1621         VectorNegate(PRVM_G_VECTOR(OFS_PARM2), left);
1622         VectorCopy(PRVM_G_VECTOR(OFS_PARM3), up);
1623         Matrix4x4_FromVectors(&cl.csqc_listenermatrix, forward, left, up, origin);
1624         cl.csqc_usecsqclistener = true; //use csqc listener at this frame
1625 }
1626
1627 //#352 void(string cmdname) registercommand (EXT_CSQC)
1628 static void VM_CL_registercmd (prvm_prog_t *prog)
1629 {
1630         char *t;
1631         VM_SAFEPARMCOUNT(1, VM_CL_registercmd);
1632         if(!Cmd_Exists(PRVM_G_STRING(OFS_PARM0)))
1633         {
1634                 size_t alloclen;
1635
1636                 alloclen = strlen(PRVM_G_STRING(OFS_PARM0)) + 1;
1637                 t = (char *)Z_Malloc(alloclen);
1638                 memcpy(t, PRVM_G_STRING(OFS_PARM0), alloclen);
1639                 Cmd_AddCommand(t, NULL, "console command created by QuakeC");
1640         }
1641         else
1642                 Cmd_AddCommand(PRVM_G_STRING(OFS_PARM0), NULL, "console command created by QuakeC");
1643
1644 }
1645
1646 //#360 float() readbyte (EXT_CSQC)
1647 static void VM_CL_ReadByte (prvm_prog_t *prog)
1648 {
1649         VM_SAFEPARMCOUNT(0, VM_CL_ReadByte);
1650         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadByte(&cl_message);
1651 }
1652
1653 //#361 float() readchar (EXT_CSQC)
1654 static void VM_CL_ReadChar (prvm_prog_t *prog)
1655 {
1656         VM_SAFEPARMCOUNT(0, VM_CL_ReadChar);
1657         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadChar(&cl_message);
1658 }
1659
1660 //#362 float() readshort (EXT_CSQC)
1661 static void VM_CL_ReadShort (prvm_prog_t *prog)
1662 {
1663         VM_SAFEPARMCOUNT(0, VM_CL_ReadShort);
1664         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadShort(&cl_message);
1665 }
1666
1667 //#363 float() readlong (EXT_CSQC)
1668 static void VM_CL_ReadLong (prvm_prog_t *prog)
1669 {
1670         VM_SAFEPARMCOUNT(0, VM_CL_ReadLong);
1671         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadLong(&cl_message);
1672 }
1673
1674 //#364 float() readcoord (EXT_CSQC)
1675 static void VM_CL_ReadCoord (prvm_prog_t *prog)
1676 {
1677         VM_SAFEPARMCOUNT(0, VM_CL_ReadCoord);
1678         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadCoord(&cl_message, cls.protocol);
1679 }
1680
1681 //#365 float() readangle (EXT_CSQC)
1682 static void VM_CL_ReadAngle (prvm_prog_t *prog)
1683 {
1684         VM_SAFEPARMCOUNT(0, VM_CL_ReadAngle);
1685         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadAngle(&cl_message, cls.protocol);
1686 }
1687
1688 //#366 string() readstring (EXT_CSQC)
1689 static void VM_CL_ReadString (prvm_prog_t *prog)
1690 {
1691         VM_SAFEPARMCOUNT(0, VM_CL_ReadString);
1692         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(prog, MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)));
1693 }
1694
1695 //#367 float() readfloat (EXT_CSQC)
1696 static void VM_CL_ReadFloat (prvm_prog_t *prog)
1697 {
1698         VM_SAFEPARMCOUNT(0, VM_CL_ReadFloat);
1699         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadFloat(&cl_message);
1700 }
1701
1702 //#501 string() readpicture (DP_CSQC_READWRITEPICTURE)
1703 extern cvar_t cl_readpicture_force;
1704 static void VM_CL_ReadPicture (prvm_prog_t *prog)
1705 {
1706         const char *name;
1707         unsigned char *data;
1708         unsigned char *buf;
1709         unsigned short size;
1710         int i;
1711         cachepic_t *pic;
1712
1713         VM_SAFEPARMCOUNT(0, VM_CL_ReadPicture);
1714
1715         name = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
1716         size = (unsigned short) MSG_ReadShort(&cl_message);
1717
1718         // check if a texture of that name exists
1719         // if yes, it is used and the data is discarded
1720         // if not, the (low quality) data is used to build a new texture, whose name will get returned
1721
1722         pic = Draw_CachePic_Flags (name, CACHEPICFLAG_NOTPERSISTENT);
1723
1724         if(size)
1725         {
1726                 if(pic->tex == r_texture_notexture)
1727                         pic->tex = NULL; // don't overwrite the notexture by Draw_NewPic
1728                 if(pic->tex && !cl_readpicture_force.integer)
1729                 {
1730                         // texture found and loaded
1731                         // skip over the jpeg as we don't need it
1732                         for(i = 0; i < size; ++i)
1733                                 (void) MSG_ReadByte(&cl_message);
1734                 }
1735                 else
1736                 {
1737                         // texture not found
1738                         // use the attached jpeg as texture
1739                         buf = (unsigned char *) Mem_Alloc(tempmempool, size);
1740                         MSG_ReadBytes(&cl_message, size, buf);
1741                         data = JPEG_LoadImage_BGRA(buf, size, NULL);
1742                         Mem_Free(buf);
1743                         Draw_NewPic(name, image_width, image_height, false, data);
1744                         Mem_Free(data);
1745                 }
1746         }
1747
1748         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(prog, name);
1749 }
1750
1751 //////////////////////////////////////////////////////////
1752
1753 static void VM_CL_makestatic (prvm_prog_t *prog)
1754 {
1755         prvm_edict_t *ent;
1756
1757         VM_SAFEPARMCOUNT(1, VM_CL_makestatic);
1758
1759         ent = PRVM_G_EDICT(OFS_PARM0);
1760         if (ent == prog->edicts)
1761         {
1762                 VM_Warning(prog, "makestatic: can not modify world entity\n");
1763                 return;
1764         }
1765         if (ent->priv.server->free)
1766         {
1767                 VM_Warning(prog, "makestatic: can not modify free entity\n");
1768                 return;
1769         }
1770
1771         if (cl.num_static_entities < cl.max_static_entities)
1772         {
1773                 int renderflags;
1774                 entity_t *staticent = &cl.static_entities[cl.num_static_entities++];
1775
1776                 // copy it to the current state
1777                 memset(staticent, 0, sizeof(*staticent));
1778                 staticent->render.model = CL_GetModelByIndex((int)PRVM_clientedictfloat(ent, modelindex));
1779                 staticent->render.framegroupblend[0].frame = (int)PRVM_clientedictfloat(ent, frame);
1780                 staticent->render.framegroupblend[0].lerp = 1;
1781                 // make torchs play out of sync
1782                 staticent->render.framegroupblend[0].start = lhrandom(-10, -1);
1783                 staticent->render.skinnum = (int)PRVM_clientedictfloat(ent, skin);
1784                 staticent->render.effects = (int)PRVM_clientedictfloat(ent, effects);
1785                 staticent->render.alpha = PRVM_clientedictfloat(ent, alpha);
1786                 staticent->render.scale = PRVM_clientedictfloat(ent, scale);
1787                 VectorCopy(PRVM_clientedictvector(ent, colormod), staticent->render.colormod);
1788                 VectorCopy(PRVM_clientedictvector(ent, glowmod), staticent->render.glowmod);
1789
1790                 // sanitize values
1791                 if (!staticent->render.alpha)
1792                         staticent->render.alpha = 1.0f;
1793                 if (!staticent->render.scale)
1794                         staticent->render.scale = 1.0f;
1795                 if (!VectorLength2(staticent->render.colormod))
1796                         VectorSet(staticent->render.colormod, 1, 1, 1);
1797                 if (!VectorLength2(staticent->render.glowmod))
1798                         VectorSet(staticent->render.glowmod, 1, 1, 1);
1799
1800                 renderflags = (int)PRVM_clientedictfloat(ent, renderflags);
1801                 if (renderflags & RF_USEAXIS)
1802                 {
1803                         vec3_t forward, left, up, origin;
1804                         VectorCopy(PRVM_clientglobalvector(v_forward), forward);
1805                         VectorNegate(PRVM_clientglobalvector(v_right), left);
1806                         VectorCopy(PRVM_clientglobalvector(v_up), up);
1807                         VectorCopy(PRVM_clientedictvector(ent, origin), origin);
1808                         Matrix4x4_FromVectors(&staticent->render.matrix, forward, left, up, origin);
1809                         Matrix4x4_Scale(&staticent->render.matrix, staticent->render.scale, 1);
1810                 }
1811                 else
1812                         Matrix4x4_CreateFromQuakeEntity(&staticent->render.matrix, PRVM_clientedictvector(ent, origin)[0], PRVM_clientedictvector(ent, origin)[1], PRVM_clientedictvector(ent, origin)[2], PRVM_clientedictvector(ent, angles)[0], PRVM_clientedictvector(ent, angles)[1], PRVM_clientedictvector(ent, angles)[2], staticent->render.scale);
1813
1814                 // either fullbright or lit
1815                 if(!r_fullbright.integer)
1816                 {
1817                         if (!(staticent->render.effects & EF_FULLBRIGHT))
1818                                 staticent->render.flags |= RENDER_LIGHT;
1819                         else if(r_equalize_entities_fullbright.integer)
1820                                 staticent->render.flags |= RENDER_LIGHT | RENDER_EQUALIZE;
1821                 }
1822                 // turn off shadows from transparent objects
1823                 if (!(staticent->render.effects & (EF_NOSHADOW | EF_ADDITIVE | EF_NODEPTHTEST)) && (staticent->render.alpha >= 1))
1824                         staticent->render.flags |= RENDER_SHADOW;
1825                 if (staticent->render.effects & EF_NODEPTHTEST)
1826                         staticent->render.flags |= RENDER_NODEPTHTEST;
1827                 if (staticent->render.effects & EF_ADDITIVE)
1828                         staticent->render.flags |= RENDER_ADDITIVE;
1829                 if (staticent->render.effects & EF_DOUBLESIDED)
1830                         staticent->render.flags |= RENDER_DOUBLESIDED;
1831
1832                 staticent->render.allowdecals = true;
1833                 CL_UpdateRenderEntity(&staticent->render);
1834         }
1835         else
1836                 Con_Printf("Too many static entities");
1837
1838 // throw the entity away now
1839         PRVM_ED_Free(prog, ent);
1840 }
1841
1842 //=================================================================//
1843
1844 /*
1845 =================
1846 VM_CL_copyentity
1847
1848 copies data from one entity to another
1849
1850 copyentity(src, dst)
1851 =================
1852 */
1853 static void VM_CL_copyentity (prvm_prog_t *prog)
1854 {
1855         prvm_edict_t *in, *out;
1856         VM_SAFEPARMCOUNT(2, VM_CL_copyentity);
1857         in = PRVM_G_EDICT(OFS_PARM0);
1858         if (in == prog->edicts)
1859         {
1860                 VM_Warning(prog, "copyentity: can not read world entity\n");
1861                 return;
1862         }
1863         if (in->priv.server->free)
1864         {
1865                 VM_Warning(prog, "copyentity: can not read free entity\n");
1866                 return;
1867         }
1868         out = PRVM_G_EDICT(OFS_PARM1);
1869         if (out == prog->edicts)
1870         {
1871                 VM_Warning(prog, "copyentity: can not modify world entity\n");
1872                 return;
1873         }
1874         if (out->priv.server->free)
1875         {
1876                 VM_Warning(prog, "copyentity: can not modify free entity\n");
1877                 return;
1878         }
1879         memcpy(out->fields.fp, in->fields.fp, prog->entityfields * sizeof(prvm_vec_t));
1880         CL_LinkEdict(out);
1881 }
1882
1883 //=================================================================//
1884
1885 // #404 void(vector org, string modelname, float startframe, float endframe, float framerate) effect (DP_SV_EFFECT)
1886 static void VM_CL_effect (prvm_prog_t *prog)
1887 {
1888 #if 1
1889         Con_Printf("WARNING: VM_CL_effect not implemented\n"); // FIXME: this needs to take modelname not modelindex, the csqc defs has it as string and so it shall be
1890 #else
1891         vec3_t org;
1892         VM_SAFEPARMCOUNT(5, VM_CL_effect);
1893         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), org);
1894         CL_Effect(org, (int)PRVM_G_FLOAT(OFS_PARM1), (int)PRVM_G_FLOAT(OFS_PARM2), (int)PRVM_G_FLOAT(OFS_PARM3), PRVM_G_FLOAT(OFS_PARM4));
1895 #endif
1896 }
1897
1898 // #405 void(vector org, vector velocity, float howmany) te_blood (DP_TE_BLOOD)
1899 static void VM_CL_te_blood (prvm_prog_t *prog)
1900 {
1901         vec3_t pos, vel, pos2;
1902         VM_SAFEPARMCOUNT(3, VM_CL_te_blood);
1903         if (PRVM_G_FLOAT(OFS_PARM2) < 1)
1904                 return;
1905         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
1906         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), vel);
1907         CL_FindNonSolidLocation(pos, pos2, 4);
1908         CL_ParticleEffect(EFFECT_TE_BLOOD, PRVM_G_FLOAT(OFS_PARM2), pos2, pos2, vel, vel, NULL, 0);
1909 }
1910
1911 // #406 void(vector mincorner, vector maxcorner, float explosionspeed, float howmany) te_bloodshower (DP_TE_BLOODSHOWER)
1912 static void VM_CL_te_bloodshower (prvm_prog_t *prog)
1913 {
1914         vec_t speed;
1915         vec3_t mincorner, maxcorner, vel1, vel2;
1916         VM_SAFEPARMCOUNT(4, VM_CL_te_bloodshower);
1917         if (PRVM_G_FLOAT(OFS_PARM3) < 1)
1918                 return;
1919         speed = PRVM_G_FLOAT(OFS_PARM2);
1920         vel1[0] = -speed;
1921         vel1[1] = -speed;
1922         vel1[2] = -speed;
1923         vel2[0] = speed;
1924         vel2[1] = speed;
1925         vel2[2] = speed;
1926         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), mincorner);
1927         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), maxcorner);
1928         CL_ParticleEffect(EFFECT_TE_BLOOD, PRVM_G_FLOAT(OFS_PARM3), mincorner, maxcorner, vel1, vel2, NULL, 0);
1929 }
1930
1931 // #407 void(vector org, vector color) te_explosionrgb (DP_TE_EXPLOSIONRGB)
1932 static void VM_CL_te_explosionrgb (prvm_prog_t *prog)
1933 {
1934         vec3_t          pos;
1935         vec3_t          pos2;
1936         matrix4x4_t     tempmatrix;
1937         VM_SAFEPARMCOUNT(2, VM_CL_te_explosionrgb);
1938         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
1939         CL_FindNonSolidLocation(pos, pos2, 10);
1940         CL_ParticleExplosion(pos2);
1941         Matrix4x4_CreateTranslate(&tempmatrix, pos2[0], pos2[1], pos2[2]);
1942         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);
1943 }
1944
1945 // #408 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color, float gravityflag, float randomveljitter) te_particlecube (DP_TE_PARTICLECUBE)
1946 static void VM_CL_te_particlecube (prvm_prog_t *prog)
1947 {
1948         vec3_t mincorner, maxcorner, vel;
1949         VM_SAFEPARMCOUNT(7, VM_CL_te_particlecube);
1950         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), mincorner);
1951         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), maxcorner);
1952         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), vel);
1953         CL_ParticleCube(mincorner, maxcorner, vel, (int)PRVM_G_FLOAT(OFS_PARM3), (int)PRVM_G_FLOAT(OFS_PARM4), PRVM_G_FLOAT(OFS_PARM5), PRVM_G_FLOAT(OFS_PARM6));
1954 }
1955
1956 // #409 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color) te_particlerain (DP_TE_PARTICLERAIN)
1957 static void VM_CL_te_particlerain (prvm_prog_t *prog)
1958 {
1959         vec3_t mincorner, maxcorner, vel;
1960         VM_SAFEPARMCOUNT(5, VM_CL_te_particlerain);
1961         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), mincorner);
1962         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), maxcorner);
1963         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), vel);
1964         CL_ParticleRain(mincorner, maxcorner, vel, (int)PRVM_G_FLOAT(OFS_PARM3), (int)PRVM_G_FLOAT(OFS_PARM4), 0);
1965 }
1966
1967 // #410 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color) te_particlesnow (DP_TE_PARTICLESNOW)
1968 static void VM_CL_te_particlesnow (prvm_prog_t *prog)
1969 {
1970         vec3_t mincorner, maxcorner, vel;
1971         VM_SAFEPARMCOUNT(5, VM_CL_te_particlesnow);
1972         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), mincorner);
1973         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), maxcorner);
1974         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), vel);
1975         CL_ParticleRain(mincorner, maxcorner, vel, (int)PRVM_G_FLOAT(OFS_PARM3), (int)PRVM_G_FLOAT(OFS_PARM4), 1);
1976 }
1977
1978 // #411 void(vector org, vector vel, float howmany) te_spark
1979 static void VM_CL_te_spark (prvm_prog_t *prog)
1980 {
1981         vec3_t pos, pos2, vel;
1982         VM_SAFEPARMCOUNT(3, VM_CL_te_spark);
1983
1984         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
1985         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), vel);
1986         CL_FindNonSolidLocation(pos, pos2, 4);
1987         CL_ParticleEffect(EFFECT_TE_SPARK, PRVM_G_FLOAT(OFS_PARM2), pos2, pos2, vel, vel, NULL, 0);
1988 }
1989
1990 extern cvar_t cl_sound_ric_gunshot;
1991 // #412 void(vector org) te_gunshotquad (DP_QUADEFFECTS1)
1992 static void VM_CL_te_gunshotquad (prvm_prog_t *prog)
1993 {
1994         vec3_t          pos, pos2;
1995         int                     rnd;
1996         VM_SAFEPARMCOUNT(1, VM_CL_te_gunshotquad);
1997
1998         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
1999         CL_FindNonSolidLocation(pos, pos2, 4);
2000         CL_ParticleEffect(EFFECT_TE_GUNSHOTQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2001         if(cl_sound_ric_gunshot.integer >= 2)
2002         {
2003                 if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
2004                 else
2005                 {
2006                         rnd = rand() & 3;
2007                         if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
2008                         else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
2009                         else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
2010                 }
2011         }
2012 }
2013
2014 // #413 void(vector org) te_spikequad (DP_QUADEFFECTS1)
2015 static void VM_CL_te_spikequad (prvm_prog_t *prog)
2016 {
2017         vec3_t          pos, pos2;
2018         int                     rnd;
2019         VM_SAFEPARMCOUNT(1, VM_CL_te_spikequad);
2020
2021         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2022         CL_FindNonSolidLocation(pos, pos2, 4);
2023         CL_ParticleEffect(EFFECT_TE_SPIKEQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2024         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
2025         else
2026         {
2027                 rnd = rand() & 3;
2028                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
2029                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
2030                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
2031         }
2032 }
2033
2034 // #414 void(vector org) te_superspikequad (DP_QUADEFFECTS1)
2035 static void VM_CL_te_superspikequad (prvm_prog_t *prog)
2036 {
2037         vec3_t          pos, pos2;
2038         int                     rnd;
2039         VM_SAFEPARMCOUNT(1, VM_CL_te_superspikequad);
2040
2041         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2042         CL_FindNonSolidLocation(pos, pos2, 4);
2043         CL_ParticleEffect(EFFECT_TE_SUPERSPIKEQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2044         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
2045         else
2046         {
2047                 rnd = rand() & 3;
2048                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
2049                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
2050                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
2051         }
2052 }
2053
2054 // #415 void(vector org) te_explosionquad (DP_QUADEFFECTS1)
2055 static void VM_CL_te_explosionquad (prvm_prog_t *prog)
2056 {
2057         vec3_t          pos, pos2;
2058         VM_SAFEPARMCOUNT(1, VM_CL_te_explosionquad);
2059
2060         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2061         CL_FindNonSolidLocation(pos, pos2, 10);
2062         CL_ParticleEffect(EFFECT_TE_EXPLOSIONQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2063         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
2064 }
2065
2066 // #416 void(vector org) te_smallflash (DP_TE_SMALLFLASH)
2067 static void VM_CL_te_smallflash (prvm_prog_t *prog)
2068 {
2069         vec3_t          pos, pos2;
2070         VM_SAFEPARMCOUNT(1, VM_CL_te_smallflash);
2071
2072         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2073         CL_FindNonSolidLocation(pos, pos2, 10);
2074         CL_ParticleEffect(EFFECT_TE_SMALLFLASH, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2075 }
2076
2077 // #417 void(vector org, float radius, float lifetime, vector color) te_customflash (DP_TE_CUSTOMFLASH)
2078 static void VM_CL_te_customflash (prvm_prog_t *prog)
2079 {
2080         vec3_t          pos, pos2;
2081         matrix4x4_t     tempmatrix;
2082         VM_SAFEPARMCOUNT(4, VM_CL_te_customflash);
2083
2084         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2085         CL_FindNonSolidLocation(pos, pos2, 4);
2086         Matrix4x4_CreateTranslate(&tempmatrix, pos2[0], pos2[1], pos2[2]);
2087         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);
2088 }
2089
2090 // #418 void(vector org) te_gunshot (DP_TE_STANDARDEFFECTBUILTINS)
2091 static void VM_CL_te_gunshot (prvm_prog_t *prog)
2092 {
2093         vec3_t          pos, pos2;
2094         int                     rnd;
2095         VM_SAFEPARMCOUNT(1, VM_CL_te_gunshot);
2096
2097         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2098         CL_FindNonSolidLocation(pos, pos2, 4);
2099         CL_ParticleEffect(EFFECT_TE_GUNSHOT, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2100         if(cl_sound_ric_gunshot.integer == 1 || cl_sound_ric_gunshot.integer == 3)
2101         {
2102                 if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
2103                 else
2104                 {
2105                         rnd = rand() & 3;
2106                         if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
2107                         else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
2108                         else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
2109                 }
2110         }
2111 }
2112
2113 // #419 void(vector org) te_spike (DP_TE_STANDARDEFFECTBUILTINS)
2114 static void VM_CL_te_spike (prvm_prog_t *prog)
2115 {
2116         vec3_t          pos, pos2;
2117         int                     rnd;
2118         VM_SAFEPARMCOUNT(1, VM_CL_te_spike);
2119
2120         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2121         CL_FindNonSolidLocation(pos, pos2, 4);
2122         CL_ParticleEffect(EFFECT_TE_SPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2123         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
2124         else
2125         {
2126                 rnd = rand() & 3;
2127                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
2128                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
2129                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
2130         }
2131 }
2132
2133 // #420 void(vector org) te_superspike (DP_TE_STANDARDEFFECTBUILTINS)
2134 static void VM_CL_te_superspike (prvm_prog_t *prog)
2135 {
2136         vec3_t          pos, pos2;
2137         int                     rnd;
2138         VM_SAFEPARMCOUNT(1, VM_CL_te_superspike);
2139
2140         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2141         CL_FindNonSolidLocation(pos, pos2, 4);
2142         CL_ParticleEffect(EFFECT_TE_SUPERSPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2143         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
2144         else
2145         {
2146                 rnd = rand() & 3;
2147                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
2148                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
2149                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
2150         }
2151 }
2152
2153 // #421 void(vector org) te_explosion (DP_TE_STANDARDEFFECTBUILTINS)
2154 static void VM_CL_te_explosion (prvm_prog_t *prog)
2155 {
2156         vec3_t          pos, pos2;
2157         VM_SAFEPARMCOUNT(1, VM_CL_te_explosion);
2158
2159         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2160         CL_FindNonSolidLocation(pos, pos2, 10);
2161         CL_ParticleEffect(EFFECT_TE_EXPLOSION, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2162         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
2163 }
2164
2165 // #422 void(vector org) te_tarexplosion (DP_TE_STANDARDEFFECTBUILTINS)
2166 static void VM_CL_te_tarexplosion (prvm_prog_t *prog)
2167 {
2168         vec3_t          pos, pos2;
2169         VM_SAFEPARMCOUNT(1, VM_CL_te_tarexplosion);
2170
2171         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2172         CL_FindNonSolidLocation(pos, pos2, 10);
2173         CL_ParticleEffect(EFFECT_TE_TAREXPLOSION, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2174         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
2175 }
2176
2177 // #423 void(vector org) te_wizspike (DP_TE_STANDARDEFFECTBUILTINS)
2178 static void VM_CL_te_wizspike (prvm_prog_t *prog)
2179 {
2180         vec3_t          pos, pos2;
2181         VM_SAFEPARMCOUNT(1, VM_CL_te_wizspike);
2182
2183         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2184         CL_FindNonSolidLocation(pos, pos2, 4);
2185         CL_ParticleEffect(EFFECT_TE_WIZSPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2186         S_StartSound(-1, 0, cl.sfx_wizhit, pos2, 1, 1);
2187 }
2188
2189 // #424 void(vector org) te_knightspike (DP_TE_STANDARDEFFECTBUILTINS)
2190 static void VM_CL_te_knightspike (prvm_prog_t *prog)
2191 {
2192         vec3_t          pos, pos2;
2193         VM_SAFEPARMCOUNT(1, VM_CL_te_knightspike);
2194
2195         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2196         CL_FindNonSolidLocation(pos, pos2, 4);
2197         CL_ParticleEffect(EFFECT_TE_KNIGHTSPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2198         S_StartSound(-1, 0, cl.sfx_knighthit, pos2, 1, 1);
2199 }
2200
2201 // #425 void(vector org) te_lavasplash (DP_TE_STANDARDEFFECTBUILTINS)
2202 static void VM_CL_te_lavasplash (prvm_prog_t *prog)
2203 {
2204         vec3_t          pos;
2205         VM_SAFEPARMCOUNT(1, VM_CL_te_lavasplash);
2206         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2207         CL_ParticleEffect(EFFECT_TE_LAVASPLASH, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2208 }
2209
2210 // #426 void(vector org) te_teleport (DP_TE_STANDARDEFFECTBUILTINS)
2211 static void VM_CL_te_teleport (prvm_prog_t *prog)
2212 {
2213         vec3_t          pos;
2214         VM_SAFEPARMCOUNT(1, VM_CL_te_teleport);
2215         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2216         CL_ParticleEffect(EFFECT_TE_TELEPORT, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2217 }
2218
2219 // #427 void(vector org, float colorstart, float colorlength) te_explosion2 (DP_TE_STANDARDEFFECTBUILTINS)
2220 static void VM_CL_te_explosion2 (prvm_prog_t *prog)
2221 {
2222         vec3_t          pos, pos2, color;
2223         matrix4x4_t     tempmatrix;
2224         int                     colorStart, colorLength;
2225         unsigned char           *tempcolor;
2226         VM_SAFEPARMCOUNT(3, VM_CL_te_explosion2);
2227
2228         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2229         colorStart = (int)PRVM_G_FLOAT(OFS_PARM1);
2230         colorLength = (int)PRVM_G_FLOAT(OFS_PARM2);
2231         CL_FindNonSolidLocation(pos, pos2, 10);
2232         CL_ParticleExplosion2(pos2, colorStart, colorLength);
2233         tempcolor = palette_rgb[(rand()%colorLength) + colorStart];
2234         color[0] = tempcolor[0] * (2.0f / 255.0f);
2235         color[1] = tempcolor[1] * (2.0f / 255.0f);
2236         color[2] = tempcolor[2] * (2.0f / 255.0f);
2237         Matrix4x4_CreateTranslate(&tempmatrix, pos2[0], pos2[1], pos2[2]);
2238         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);
2239         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
2240 }
2241
2242
2243 // #428 void(entity own, vector start, vector end) te_lightning1 (DP_TE_STANDARDEFFECTBUILTINS)
2244 static void VM_CL_te_lightning1 (prvm_prog_t *prog)
2245 {
2246         vec3_t          start, end;
2247         VM_SAFEPARMCOUNT(3, VM_CL_te_lightning1);
2248         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), start);
2249         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), end);
2250         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), start, end, cl.model_bolt, true);
2251 }
2252
2253 // #429 void(entity own, vector start, vector end) te_lightning2 (DP_TE_STANDARDEFFECTBUILTINS)
2254 static void VM_CL_te_lightning2 (prvm_prog_t *prog)
2255 {
2256         vec3_t          start, end;
2257         VM_SAFEPARMCOUNT(3, VM_CL_te_lightning2);
2258         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), start);
2259         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), end);
2260         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), start, end, cl.model_bolt2, true);
2261 }
2262
2263 // #430 void(entity own, vector start, vector end) te_lightning3 (DP_TE_STANDARDEFFECTBUILTINS)
2264 static void VM_CL_te_lightning3 (prvm_prog_t *prog)
2265 {
2266         vec3_t          start, end;
2267         VM_SAFEPARMCOUNT(3, VM_CL_te_lightning3);
2268         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), start);
2269         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), end);
2270         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), start, end, cl.model_bolt3, false);
2271 }
2272
2273 // #431 void(entity own, vector start, vector end) te_beam (DP_TE_STANDARDEFFECTBUILTINS)
2274 static void VM_CL_te_beam (prvm_prog_t *prog)
2275 {
2276         vec3_t          start, end;
2277         VM_SAFEPARMCOUNT(3, VM_CL_te_beam);
2278         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), start);
2279         VectorCopy(PRVM_G_VECTOR(OFS_PARM2), end);
2280         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), start, end, cl.model_beam, false);
2281 }
2282
2283 // #433 void(vector org) te_plasmaburn (DP_TE_PLASMABURN)
2284 static void VM_CL_te_plasmaburn (prvm_prog_t *prog)
2285 {
2286         vec3_t          pos, pos2;
2287         VM_SAFEPARMCOUNT(1, VM_CL_te_plasmaburn);
2288
2289         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2290         CL_FindNonSolidLocation(pos, pos2, 4);
2291         CL_ParticleEffect(EFFECT_TE_PLASMABURN, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2292 }
2293
2294 // #457 void(vector org, vector velocity, float howmany) te_flamejet (DP_TE_FLAMEJET)
2295 static void VM_CL_te_flamejet (prvm_prog_t *prog)
2296 {
2297         vec3_t          pos, pos2, vel;
2298         VM_SAFEPARMCOUNT(3, VM_CL_te_flamejet);
2299         if (PRVM_G_FLOAT(OFS_PARM2) < 1)
2300                 return;
2301         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), pos);
2302         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), vel);
2303         CL_FindNonSolidLocation(pos, pos2, 4);
2304         CL_ParticleEffect(EFFECT_TE_FLAMEJET, PRVM_G_FLOAT(OFS_PARM2), pos2, pos2, vel, vel, NULL, 0);
2305 }
2306
2307
2308 // #443 void(entity e, entity tagentity, string tagname) setattachment
2309 static void VM_CL_setattachment (prvm_prog_t *prog)
2310 {
2311         prvm_edict_t *e;
2312         prvm_edict_t *tagentity;
2313         const char *tagname;
2314         int modelindex;
2315         int tagindex;
2316         dp_model_t *model;
2317         VM_SAFEPARMCOUNT(3, VM_CL_setattachment);
2318
2319         e = PRVM_G_EDICT(OFS_PARM0);
2320         tagentity = PRVM_G_EDICT(OFS_PARM1);
2321         tagname = PRVM_G_STRING(OFS_PARM2);
2322
2323         if (e == prog->edicts)
2324         {
2325                 VM_Warning(prog, "setattachment: can not modify world entity\n");
2326                 return;
2327         }
2328         if (e->priv.server->free)
2329         {
2330                 VM_Warning(prog, "setattachment: can not modify free entity\n");
2331                 return;
2332         }
2333
2334         if (tagentity == NULL)
2335                 tagentity = prog->edicts;
2336
2337         tagindex = 0;
2338         if (tagentity != NULL && tagentity != prog->edicts && tagname && tagname[0])
2339         {
2340                 modelindex = (int)PRVM_clientedictfloat(tagentity, modelindex);
2341                 model = CL_GetModelByIndex(modelindex);
2342                 if (model)
2343                 {
2344                         tagindex = Mod_Alias_GetTagIndexForName(model, (int)PRVM_clientedictfloat(tagentity, skin), tagname);
2345                         if (tagindex == 0)
2346                                 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);
2347                 }
2348                 else
2349                         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));
2350         }
2351
2352         PRVM_clientedictedict(e, tag_entity) = PRVM_EDICT_TO_PROG(tagentity);
2353         PRVM_clientedictfloat(e, tag_index) = tagindex;
2354 }
2355
2356 /////////////////////////////////////////
2357 // DP_MD3_TAGINFO extension coded by VorteX
2358
2359 static int CL_GetTagIndex (prvm_prog_t *prog, prvm_edict_t *e, const char *tagname)
2360 {
2361         dp_model_t *model = CL_GetModelFromEdict(e);
2362         if (model)
2363                 return Mod_Alias_GetTagIndexForName(model, (int)PRVM_clientedictfloat(e, skin), tagname);
2364         else
2365                 return -1;
2366 }
2367
2368 static int CL_GetExtendedTagInfo (prvm_prog_t *prog, prvm_edict_t *e, int tagindex, int *parentindex, const char **tagname, matrix4x4_t *tag_localmatrix)
2369 {
2370         int r;
2371         dp_model_t *model;
2372
2373         *tagname = NULL;
2374         *parentindex = 0;
2375         Matrix4x4_CreateIdentity(tag_localmatrix);
2376
2377         if (tagindex >= 0
2378          && (model = CL_GetModelFromEdict(e))
2379          && model->animscenes)
2380         {
2381                 r = Mod_Alias_GetExtendedTagInfoForIndex(model, (int)PRVM_clientedictfloat(e, skin), e->priv.server->frameblend, &e->priv.server->skeleton, tagindex - 1, parentindex, tagname, tag_localmatrix);
2382
2383                 if(!r) // success?
2384                         *parentindex += 1;
2385
2386                 return r;
2387         }
2388
2389         return 1;
2390 }
2391
2392 int CL_GetPitchSign(prvm_prog_t *prog, prvm_edict_t *ent)
2393 {
2394         dp_model_t *model;
2395         if ((model = CL_GetModelFromEdict(ent)) && model->type == mod_alias)
2396                 return -1;
2397         return 1;
2398 }
2399
2400 void CL_GetEntityMatrix (prvm_prog_t *prog, prvm_edict_t *ent, matrix4x4_t *out, qboolean viewmatrix)
2401 {
2402         float scale;
2403         float pitchsign = 1;
2404
2405         scale = PRVM_clientedictfloat(ent, scale);
2406         if (!scale)
2407                 scale = 1.0f;
2408
2409         if(viewmatrix)
2410                 *out = r_refdef.view.matrix;
2411         else if ((int)PRVM_clientedictfloat(ent, renderflags) & RF_USEAXIS)
2412         {
2413                 vec3_t forward;
2414                 vec3_t left;
2415                 vec3_t up;
2416                 vec3_t origin;
2417                 VectorScale(PRVM_clientglobalvector(v_forward), scale, forward);
2418                 VectorScale(PRVM_clientglobalvector(v_right), -scale, left);
2419                 VectorScale(PRVM_clientglobalvector(v_up), scale, up);
2420                 VectorCopy(PRVM_clientedictvector(ent, origin), origin);
2421                 Matrix4x4_FromVectors(out, forward, left, up, origin);
2422         }
2423         else
2424         {
2425                 pitchsign = CL_GetPitchSign(prog, ent);
2426                 Matrix4x4_CreateFromQuakeEntity(out, PRVM_clientedictvector(ent, origin)[0], PRVM_clientedictvector(ent, origin)[1], PRVM_clientedictvector(ent, origin)[2], pitchsign * PRVM_clientedictvector(ent, angles)[0], PRVM_clientedictvector(ent, angles)[1], PRVM_clientedictvector(ent, angles)[2], scale);
2427         }
2428 }
2429
2430 static int CL_GetEntityLocalTagMatrix(prvm_prog_t *prog, prvm_edict_t *ent, int tagindex, matrix4x4_t *out)
2431 {
2432         dp_model_t *model;
2433         if (tagindex >= 0
2434          && (model = CL_GetModelFromEdict(ent))
2435          && model->animscenes)
2436         {
2437                 VM_GenerateFrameGroupBlend(prog, ent->priv.server->framegroupblend, ent);
2438                 VM_FrameBlendFromFrameGroupBlend(ent->priv.server->frameblend, ent->priv.server->framegroupblend, model, cl.time);
2439                 VM_UpdateEdictSkeleton(prog, ent, model, ent->priv.server->frameblend);
2440                 return Mod_Alias_GetTagMatrix(model, ent->priv.server->frameblend, &ent->priv.server->skeleton, tagindex, out);
2441         }
2442         *out = identitymatrix;
2443         return 0;
2444 }
2445
2446 // Warnings/errors code:
2447 // 0 - normal (everything all-right)
2448 // 1 - world entity
2449 // 2 - free entity
2450 // 3 - null or non-precached model
2451 // 4 - no tags with requested index
2452 // 5 - runaway loop at attachment chain
2453 extern cvar_t cl_bob;
2454 extern cvar_t cl_bobcycle;
2455 extern cvar_t cl_bobup;
2456 int CL_GetTagMatrix (prvm_prog_t *prog, matrix4x4_t *out, prvm_edict_t *ent, int tagindex)
2457 {
2458         int ret;
2459         int attachloop;
2460         matrix4x4_t entitymatrix, tagmatrix, attachmatrix;
2461         dp_model_t *model;
2462
2463         *out = identitymatrix; // warnings and errors return identical matrix
2464
2465         if (ent == prog->edicts)
2466                 return 1;
2467         if (ent->priv.server->free)
2468                 return 2;
2469
2470         model = CL_GetModelFromEdict(ent);
2471         if(!model)
2472                 return 3;
2473
2474         tagmatrix = identitymatrix;
2475         attachloop = 0;
2476         for(;;)
2477         {
2478                 if(attachloop >= 256)
2479                         return 5;
2480                 // apply transformation by child's tagindex on parent entity and then
2481                 // by parent entity itself
2482                 ret = CL_GetEntityLocalTagMatrix(prog, ent, tagindex - 1, &attachmatrix);
2483                 if(ret && attachloop == 0)
2484                         return ret;
2485                 CL_GetEntityMatrix(prog, ent, &entitymatrix, false);
2486                 Matrix4x4_Concat(&tagmatrix, &attachmatrix, out);
2487                 Matrix4x4_Concat(out, &entitymatrix, &tagmatrix);
2488                 // next iteration we process the parent entity
2489                 if (PRVM_clientedictedict(ent, tag_entity))
2490                 {
2491                         tagindex = (int)PRVM_clientedictfloat(ent, tag_index);
2492                         ent = PRVM_EDICT_NUM(PRVM_clientedictedict(ent, tag_entity));
2493                 }
2494                 else
2495                         break;
2496                 attachloop++;
2497         }
2498
2499         // RENDER_VIEWMODEL magic
2500         if ((int)PRVM_clientedictfloat(ent, renderflags) & RF_VIEWMODEL)
2501         {
2502                 Matrix4x4_Copy(&tagmatrix, out);
2503
2504                 CL_GetEntityMatrix(prog, prog->edicts, &entitymatrix, true);
2505                 Matrix4x4_Concat(out, &entitymatrix, &tagmatrix);
2506
2507                 /*
2508                 // Cl_bob, ported from rendering code
2509                 if (PRVM_clientedictfloat(ent, health) > 0 && cl_bob.value && cl_bobcycle.value)
2510                 {
2511                         double bob, cycle;
2512                         // LordHavoc: this code is *weird*, but not replacable (I think it
2513                         // should be done in QC on the server, but oh well, quake is quake)
2514                         // LordHavoc: figured out bobup: the time at which the sin is at 180
2515                         // degrees (which allows lengthening or squishing the peak or valley)
2516                         cycle = cl.time/cl_bobcycle.value;
2517                         cycle -= (int)cycle;
2518                         if (cycle < cl_bobup.value)
2519                                 cycle = sin(M_PI * cycle / cl_bobup.value);
2520                         else
2521                                 cycle = sin(M_PI + M_PI * (cycle-cl_bobup.value)/(1.0 - cl_bobup.value));
2522                         // bob is proportional to velocity in the xy plane
2523                         // (don't count Z, or jumping messes it up)
2524                         bob = sqrt(PRVM_clientedictvector(ent, velocity)[0]*PRVM_clientedictvector(ent, velocity)[0] + PRVM_clientedictvector(ent, velocity)[1]*PRVM_clientedictvector(ent, velocity)[1])*cl_bob.value;
2525                         bob = bob*0.3 + bob*0.7*cycle;
2526                         Matrix4x4_AdjustOrigin(out, 0, 0, bound(-7, bob, 4));
2527                 }
2528                 */
2529         }
2530         return 0;
2531 }
2532
2533 // #451 float(entity ent, string tagname) gettagindex (DP_QC_GETTAGINFO)
2534 static void VM_CL_gettagindex (prvm_prog_t *prog)
2535 {
2536         prvm_edict_t *ent;
2537         const char *tag_name;
2538         int tag_index;
2539
2540         VM_SAFEPARMCOUNT(2, VM_CL_gettagindex);
2541
2542         ent = PRVM_G_EDICT(OFS_PARM0);
2543         tag_name = PRVM_G_STRING(OFS_PARM1);
2544         if (ent == prog->edicts)
2545         {
2546                 VM_Warning(prog, "VM_CL_gettagindex(entity #%i): can't affect world entity\n", PRVM_NUM_FOR_EDICT(ent));
2547                 return;
2548         }
2549         if (ent->priv.server->free)
2550         {
2551                 VM_Warning(prog, "VM_CL_gettagindex(entity #%i): can't affect free entity\n", PRVM_NUM_FOR_EDICT(ent));
2552                 return;
2553         }
2554
2555         tag_index = 0;
2556         if (!CL_GetModelFromEdict(ent))
2557                 Con_DPrintf("VM_CL_gettagindex(entity #%i): null or non-precached model\n", PRVM_NUM_FOR_EDICT(ent));
2558         else
2559         {
2560                 tag_index = CL_GetTagIndex(prog, ent, tag_name);
2561                 if (tag_index == 0)
2562                         if(developer_extra.integer)
2563                                 Con_DPrintf("VM_CL_gettagindex(entity #%i): tag \"%s\" not found\n", PRVM_NUM_FOR_EDICT(ent), tag_name);
2564         }
2565         PRVM_G_FLOAT(OFS_RETURN) = tag_index;
2566 }
2567
2568 // #452 vector(entity ent, float tagindex) gettaginfo (DP_QC_GETTAGINFO)
2569 static void VM_CL_gettaginfo (prvm_prog_t *prog)
2570 {
2571         prvm_edict_t *e;
2572         int tagindex;
2573         matrix4x4_t tag_matrix;
2574         matrix4x4_t tag_localmatrix;
2575         int parentindex;
2576         const char *tagname;
2577         int returncode;
2578         vec3_t forward, left, up, origin;
2579         const dp_model_t *model;
2580
2581         VM_SAFEPARMCOUNT(2, VM_CL_gettaginfo);
2582
2583         e = PRVM_G_EDICT(OFS_PARM0);
2584         tagindex = (int)PRVM_G_FLOAT(OFS_PARM1);
2585         returncode = CL_GetTagMatrix(prog, &tag_matrix, e, tagindex);
2586         Matrix4x4_ToVectors(&tag_matrix, forward, left, up, origin);
2587         VectorCopy(forward, PRVM_clientglobalvector(v_forward));
2588         VectorScale(left, -1, PRVM_clientglobalvector(v_right));
2589         VectorCopy(up, PRVM_clientglobalvector(v_up));
2590         VectorCopy(origin, PRVM_G_VECTOR(OFS_RETURN));
2591         model = CL_GetModelFromEdict(e);
2592         VM_GenerateFrameGroupBlend(prog, e->priv.server->framegroupblend, e);
2593         VM_FrameBlendFromFrameGroupBlend(e->priv.server->frameblend, e->priv.server->framegroupblend, model, cl.time);
2594         VM_UpdateEdictSkeleton(prog, e, model, e->priv.server->frameblend);
2595         CL_GetExtendedTagInfo(prog, e, tagindex, &parentindex, &tagname, &tag_localmatrix);
2596         Matrix4x4_ToVectors(&tag_localmatrix, forward, left, up, origin);
2597
2598         PRVM_clientglobalfloat(gettaginfo_parent) = parentindex;
2599         PRVM_clientglobalstring(gettaginfo_name) = tagname ? PRVM_SetTempString(prog, tagname) : 0;
2600         VectorCopy(forward, PRVM_clientglobalvector(gettaginfo_forward));
2601         VectorScale(left, -1, PRVM_clientglobalvector(gettaginfo_right));
2602         VectorCopy(up, PRVM_clientglobalvector(gettaginfo_up));
2603         VectorCopy(origin, PRVM_clientglobalvector(gettaginfo_offset));
2604
2605         switch(returncode)
2606         {
2607                 case 1:
2608                         VM_Warning(prog, "gettagindex: can't affect world entity\n");
2609                         break;
2610                 case 2:
2611                         VM_Warning(prog, "gettagindex: can't affect free entity\n");
2612                         break;
2613                 case 3:
2614                         Con_DPrintf("CL_GetTagMatrix(entity #%i): null or non-precached model\n", PRVM_NUM_FOR_EDICT(e));
2615                         break;
2616                 case 4:
2617                         Con_DPrintf("CL_GetTagMatrix(entity #%i): model has no tag with requested index %i\n", PRVM_NUM_FOR_EDICT(e), tagindex);
2618                         break;
2619                 case 5:
2620                         Con_DPrintf("CL_GetTagMatrix(entity #%i): runaway loop at attachment chain\n", PRVM_NUM_FOR_EDICT(e));
2621                         break;
2622         }
2623 }
2624
2625 //============================================================================
2626
2627 //====================
2628 // DP_CSQC_SPAWNPARTICLE
2629 // a QC hook to engine's CL_NewParticle
2630 //====================
2631
2632 // particle theme struct
2633 typedef struct vmparticletheme_s
2634 {
2635         unsigned short typeindex;
2636         qboolean initialized;
2637         pblend_t blendmode;
2638         porientation_t orientation;
2639         int color1;
2640         int color2;
2641         int tex;
2642         float size;
2643         float sizeincrease;
2644         float alpha;
2645         float alphafade;
2646         float gravity;
2647         float bounce;
2648         float airfriction;
2649         float liquidfriction;
2650         float originjitter;
2651         float velocityjitter;
2652         qboolean qualityreduction;
2653         float lifetime;
2654         float stretch;
2655         int staincolor1;
2656         int staincolor2;
2657         int staintex;
2658         float stainalpha;
2659         float stainsize;
2660         float delayspawn;
2661         float delaycollision;
2662         float angle;
2663         float spin;
2664 }vmparticletheme_t;
2665
2666 // particle spawner
2667 typedef struct vmparticlespawner_s
2668 {
2669         mempool_t                       *pool;
2670         qboolean                        initialized;
2671         qboolean                        verified;
2672         vmparticletheme_t       *themes;
2673         int                                     max_themes;
2674 }vmparticlespawner_t;
2675
2676 vmparticlespawner_t vmpartspawner;
2677
2678 // TODO: automatic max_themes grow
2679 static void VM_InitParticleSpawner (prvm_prog_t *prog, int maxthemes)
2680 {
2681         // bound max themes to not be an insane value
2682         if (maxthemes < 4)
2683                 maxthemes = 4;
2684         if (maxthemes > 2048)
2685                 maxthemes = 2048;
2686         // allocate and set up structure
2687         if (vmpartspawner.initialized) // reallocate
2688         {
2689                 Mem_FreePool(&vmpartspawner.pool);
2690                 memset(&vmpartspawner, 0, sizeof(vmparticlespawner_t));
2691         }
2692         vmpartspawner.pool = Mem_AllocPool("VMPARTICLESPAWNER", 0, NULL);
2693         vmpartspawner.themes = (vmparticletheme_t *)Mem_Alloc(vmpartspawner.pool, sizeof(vmparticletheme_t)*maxthemes);
2694         vmpartspawner.max_themes = maxthemes;
2695         vmpartspawner.initialized = true;
2696         vmpartspawner.verified = true;
2697 }
2698
2699 // reset particle theme to default values
2700 static void VM_ResetParticleTheme (vmparticletheme_t *theme)
2701 {
2702         theme->initialized = true;
2703         theme->typeindex = pt_static;
2704         theme->blendmode = PBLEND_ADD;
2705         theme->orientation = PARTICLE_BILLBOARD;
2706         theme->color1 = 0x808080;
2707         theme->color2 = 0xFFFFFF;
2708         theme->tex = 63;
2709         theme->size = 2;
2710         theme->sizeincrease = 0;
2711         theme->alpha = 256;
2712         theme->alphafade = 512;
2713         theme->gravity = 0.0f;
2714         theme->bounce = 0.0f;
2715         theme->airfriction = 1.0f;
2716         theme->liquidfriction = 4.0f;
2717         theme->originjitter = 0.0f;
2718         theme->velocityjitter = 0.0f;
2719         theme->qualityreduction = false;
2720         theme->lifetime = 4;
2721         theme->stretch = 1;
2722         theme->staincolor1 = -1;
2723         theme->staincolor2 = -1;
2724         theme->staintex = -1;
2725         theme->delayspawn = 0.0f;
2726         theme->delaycollision = 0.0f;
2727         theme->angle = 0.0f;
2728         theme->spin = 0.0f;
2729 }
2730
2731 // particle theme -> QC globals
2732 static void VM_CL_ParticleThemeToGlobals(vmparticletheme_t *theme, prvm_prog_t *prog)
2733 {
2734         PRVM_clientglobalfloat(particle_type) = theme->typeindex;
2735         PRVM_clientglobalfloat(particle_blendmode) = theme->blendmode;
2736         PRVM_clientglobalfloat(particle_orientation) = theme->orientation;
2737         // VorteX: int only can store 0-255, not 0-256 which means 0 - 0,99609375...
2738         VectorSet(PRVM_clientglobalvector(particle_color1), (theme->color1 >> 16) & 0xFF, (theme->color1 >> 8) & 0xFF, (theme->color1 >> 0) & 0xFF);
2739         VectorSet(PRVM_clientglobalvector(particle_color2), (theme->color2 >> 16) & 0xFF, (theme->color2 >> 8) & 0xFF, (theme->color2 >> 0) & 0xFF);
2740         PRVM_clientglobalfloat(particle_tex) = (prvm_vec_t)theme->tex;
2741         PRVM_clientglobalfloat(particle_size) = theme->size;
2742         PRVM_clientglobalfloat(particle_sizeincrease) = theme->sizeincrease;
2743         PRVM_clientglobalfloat(particle_alpha) = theme->alpha/256;
2744         PRVM_clientglobalfloat(particle_alphafade) = theme->alphafade/256;
2745         PRVM_clientglobalfloat(particle_time) = theme->lifetime;
2746         PRVM_clientglobalfloat(particle_gravity) = theme->gravity;
2747         PRVM_clientglobalfloat(particle_bounce) = theme->bounce;
2748         PRVM_clientglobalfloat(particle_airfriction) = theme->airfriction;
2749         PRVM_clientglobalfloat(particle_liquidfriction) = theme->liquidfriction;
2750         PRVM_clientglobalfloat(particle_originjitter) = theme->originjitter;
2751         PRVM_clientglobalfloat(particle_velocityjitter) = theme->velocityjitter;
2752         PRVM_clientglobalfloat(particle_qualityreduction) = theme->qualityreduction;
2753         PRVM_clientglobalfloat(particle_stretch) = theme->stretch;
2754         VectorSet(PRVM_clientglobalvector(particle_staincolor1), ((int)theme->staincolor1 >> 16) & 0xFF, ((int)theme->staincolor1 >> 8) & 0xFF, ((int)theme->staincolor1 >> 0) & 0xFF);
2755         VectorSet(PRVM_clientglobalvector(particle_staincolor2), ((int)theme->staincolor2 >> 16) & 0xFF, ((int)theme->staincolor2 >> 8) & 0xFF, ((int)theme->staincolor2 >> 0) & 0xFF);
2756         PRVM_clientglobalfloat(particle_staintex) = (prvm_vec_t)theme->staintex;
2757         PRVM_clientglobalfloat(particle_stainalpha) = (prvm_vec_t)theme->stainalpha/256;
2758         PRVM_clientglobalfloat(particle_stainsize) = (prvm_vec_t)theme->stainsize;
2759         PRVM_clientglobalfloat(particle_delayspawn) = theme->delayspawn;
2760         PRVM_clientglobalfloat(particle_delaycollision) = theme->delaycollision;
2761         PRVM_clientglobalfloat(particle_angle) = theme->angle;
2762         PRVM_clientglobalfloat(particle_spin) = theme->spin;
2763 }
2764
2765 // QC globals ->  particle theme
2766 static void VM_CL_ParticleThemeFromGlobals(vmparticletheme_t *theme, prvm_prog_t *prog)
2767 {
2768         theme->typeindex = (unsigned short)PRVM_clientglobalfloat(particle_type);
2769         theme->blendmode = (pblend_t)(int)PRVM_clientglobalfloat(particle_blendmode);
2770         theme->orientation = (porientation_t)(int)PRVM_clientglobalfloat(particle_orientation);
2771         theme->color1 = ((int)PRVM_clientglobalvector(particle_color1)[0] << 16) + ((int)PRVM_clientglobalvector(particle_color1)[1] << 8) + ((int)PRVM_clientglobalvector(particle_color1)[2]);
2772         theme->color2 = ((int)PRVM_clientglobalvector(particle_color2)[0] << 16) + ((int)PRVM_clientglobalvector(particle_color2)[1] << 8) + ((int)PRVM_clientglobalvector(particle_color2)[2]);
2773         theme->tex = (int)PRVM_clientglobalfloat(particle_tex);
2774         theme->size = PRVM_clientglobalfloat(particle_size);
2775         theme->sizeincrease = PRVM_clientglobalfloat(particle_sizeincrease);
2776         theme->alpha = PRVM_clientglobalfloat(particle_alpha)*256;
2777         theme->alphafade = PRVM_clientglobalfloat(particle_alphafade)*256;
2778         theme->lifetime = PRVM_clientglobalfloat(particle_time);
2779         theme->gravity = PRVM_clientglobalfloat(particle_gravity);
2780         theme->bounce = PRVM_clientglobalfloat(particle_bounce);
2781         theme->airfriction = PRVM_clientglobalfloat(particle_airfriction);
2782         theme->liquidfriction = PRVM_clientglobalfloat(particle_liquidfriction);
2783         theme->originjitter = PRVM_clientglobalfloat(particle_originjitter);
2784         theme->velocityjitter = PRVM_clientglobalfloat(particle_velocityjitter);
2785         theme->qualityreduction = PRVM_clientglobalfloat(particle_qualityreduction) != 0 ? true : false;
2786         theme->stretch = PRVM_clientglobalfloat(particle_stretch);
2787         theme->staincolor1 = ((int)PRVM_clientglobalvector(particle_staincolor1)[0])*65536 + (int)(PRVM_clientglobalvector(particle_staincolor1)[1])*256 + (int)(PRVM_clientglobalvector(particle_staincolor1)[2]);
2788         theme->staincolor2 = (int)(PRVM_clientglobalvector(particle_staincolor2)[0])*65536 + (int)(PRVM_clientglobalvector(particle_staincolor2)[1])*256 + (int)(PRVM_clientglobalvector(particle_staincolor2)[2]);
2789         theme->staintex =(int)PRVM_clientglobalfloat(particle_staintex);
2790         theme->stainalpha = PRVM_clientglobalfloat(particle_stainalpha)*256;
2791         theme->stainsize = PRVM_clientglobalfloat(particle_stainsize);
2792         theme->delayspawn = PRVM_clientglobalfloat(particle_delayspawn);
2793         theme->delaycollision = PRVM_clientglobalfloat(particle_delaycollision);
2794         theme->angle = PRVM_clientglobalfloat(particle_angle);
2795         theme->spin = PRVM_clientglobalfloat(particle_spin);
2796 }
2797
2798 // init particle spawner interface
2799 // # float(float max_themes) initparticlespawner
2800 static void VM_CL_InitParticleSpawner (prvm_prog_t *prog)
2801 {
2802         VM_SAFEPARMCOUNTRANGE(0, 1, VM_CL_InitParticleSpawner);
2803         VM_InitParticleSpawner(prog, (int)PRVM_G_FLOAT(OFS_PARM0));
2804         vmpartspawner.themes[0].initialized = true;
2805         VM_ResetParticleTheme(&vmpartspawner.themes[0]);
2806         PRVM_G_FLOAT(OFS_RETURN) = (vmpartspawner.verified == true) ? 1 : 0;
2807 }
2808
2809 // void() resetparticle
2810 static void VM_CL_ResetParticle (prvm_prog_t *prog)
2811 {
2812         VM_SAFEPARMCOUNT(0, VM_CL_ResetParticle);
2813         if (vmpartspawner.verified == false)
2814         {
2815                 VM_Warning(prog, "VM_CL_ResetParticle: particle spawner not initialized\n");
2816                 return;
2817         }
2818         VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[0], prog);
2819 }
2820
2821 // void(float themenum) particletheme
2822 static void VM_CL_ParticleTheme (prvm_prog_t *prog)
2823 {
2824         int themenum;
2825
2826         VM_SAFEPARMCOUNT(1, VM_CL_ParticleTheme);
2827         if (vmpartspawner.verified == false)
2828         {
2829                 VM_Warning(prog, "VM_CL_ParticleTheme: particle spawner not initialized\n");
2830                 return;
2831         }
2832         themenum = (int)PRVM_G_FLOAT(OFS_PARM0);
2833         if (themenum < 0 || themenum >= vmpartspawner.max_themes)
2834         {
2835                 VM_Warning(prog, "VM_CL_ParticleTheme: bad theme number %i\n", themenum);
2836                 VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[0], prog);
2837                 return;
2838         }
2839         if (vmpartspawner.themes[themenum].initialized == false)
2840         {
2841                 VM_Warning(prog, "VM_CL_ParticleTheme: theme #%i not exists\n", themenum);
2842                 VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[0], prog);
2843                 return;
2844         }
2845         // load particle theme into globals
2846         VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[themenum], prog);
2847 }
2848
2849 // float() saveparticletheme
2850 // void(float themenum) updateparticletheme
2851 static void VM_CL_ParticleThemeSave (prvm_prog_t *prog)
2852 {
2853         int themenum;
2854
2855         VM_SAFEPARMCOUNTRANGE(0, 1, VM_CL_ParticleThemeSave);
2856         if (vmpartspawner.verified == false)
2857         {
2858                 VM_Warning(prog, "VM_CL_ParticleThemeSave: particle spawner not initialized\n");
2859                 return;
2860         }
2861         // allocate new theme, save it and return
2862         if (prog->argc < 1)
2863         {
2864                 for (themenum = 0; themenum < vmpartspawner.max_themes; themenum++)
2865                         if (vmpartspawner.themes[themenum].initialized == false)
2866                                 break;
2867                 if (themenum >= vmpartspawner.max_themes)
2868                 {
2869                         if (vmpartspawner.max_themes == 2048)
2870                                 VM_Warning(prog, "VM_CL_ParticleThemeSave: no free theme slots\n");
2871                         else
2872                                 VM_Warning(prog, "VM_CL_ParticleThemeSave: no free theme slots, try initparticlespawner() with highter max_themes\n");
2873                         PRVM_G_FLOAT(OFS_RETURN) = -1;
2874                         return;
2875                 }
2876                 vmpartspawner.themes[themenum].initialized = true;
2877                 VM_CL_ParticleThemeFromGlobals(&vmpartspawner.themes[themenum], prog);
2878                 PRVM_G_FLOAT(OFS_RETURN) = themenum;
2879                 return;
2880         }
2881         // update existing theme
2882         themenum = (int)PRVM_G_FLOAT(OFS_PARM0);
2883         if (themenum < 0 || themenum >= vmpartspawner.max_themes)
2884         {
2885                 VM_Warning(prog, "VM_CL_ParticleThemeSave: bad theme number %i\n", themenum);
2886                 return;
2887         }
2888         vmpartspawner.themes[themenum].initialized = true;
2889         VM_CL_ParticleThemeFromGlobals(&vmpartspawner.themes[themenum], prog);
2890 }
2891
2892 // void(float themenum) freeparticletheme
2893 static void VM_CL_ParticleThemeFree (prvm_prog_t *prog)
2894 {
2895         int themenum;
2896
2897         VM_SAFEPARMCOUNT(1, VM_CL_ParticleThemeFree);
2898         if (vmpartspawner.verified == false)
2899         {
2900                 VM_Warning(prog, "VM_CL_ParticleThemeFree: particle spawner not initialized\n");
2901                 return;
2902         }
2903         themenum = (int)PRVM_G_FLOAT(OFS_PARM0);
2904         // check parms
2905         if (themenum <= 0 || themenum >= vmpartspawner.max_themes)
2906         {
2907                 VM_Warning(prog, "VM_CL_ParticleThemeFree: bad theme number %i\n", themenum);
2908                 return;
2909         }
2910         if (vmpartspawner.themes[themenum].initialized == false)
2911         {
2912                 VM_Warning(prog, "VM_CL_ParticleThemeFree: theme #%i already freed\n", themenum);
2913                 VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[0], prog);
2914                 return;
2915         }
2916         // free theme
2917         VM_ResetParticleTheme(&vmpartspawner.themes[themenum]);
2918         vmpartspawner.themes[themenum].initialized = false;
2919 }
2920
2921 // float(vector org, vector dir, [float theme]) particle
2922 // returns 0 if failed, 1 if succesful
2923 static void VM_CL_SpawnParticle (prvm_prog_t *prog)
2924 {
2925         vec3_t org, dir;
2926         vmparticletheme_t *theme;
2927         particle_t *part;
2928         int themenum;
2929
2930         VM_SAFEPARMCOUNTRANGE(2, 3, VM_CL_SpawnParticle2);
2931         if (vmpartspawner.verified == false)
2932         {
2933                 VM_Warning(prog, "VM_CL_SpawnParticle: particle spawner not initialized\n");
2934                 PRVM_G_FLOAT(OFS_RETURN) = 0; 
2935                 return;
2936         }
2937         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), org);
2938         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), dir);
2939         
2940         if (prog->argc < 3) // global-set particle
2941         {
2942                 part = CL_NewParticle(org,
2943                         (unsigned short)PRVM_clientglobalfloat(particle_type),
2944                         ((int)PRVM_clientglobalvector(particle_color1)[0] << 16) + ((int)PRVM_clientglobalvector(particle_color1)[1] << 8) + ((int)PRVM_clientglobalvector(particle_color1)[2]),
2945                         ((int)PRVM_clientglobalvector(particle_color2)[0] << 16) + ((int)PRVM_clientglobalvector(particle_color2)[1] << 8) + ((int)PRVM_clientglobalvector(particle_color2)[2]),
2946                         (int)PRVM_clientglobalfloat(particle_tex),
2947                         PRVM_clientglobalfloat(particle_size),
2948                         PRVM_clientglobalfloat(particle_sizeincrease),
2949                         PRVM_clientglobalfloat(particle_alpha)*256,
2950                         PRVM_clientglobalfloat(particle_alphafade)*256,
2951                         PRVM_clientglobalfloat(particle_gravity),
2952                         PRVM_clientglobalfloat(particle_bounce),
2953                         org[0],
2954                         org[1],
2955                         org[2],
2956                         dir[0],
2957                         dir[1],
2958                         dir[2],
2959                         PRVM_clientglobalfloat(particle_airfriction),
2960                         PRVM_clientglobalfloat(particle_liquidfriction),
2961                         PRVM_clientglobalfloat(particle_originjitter),
2962                         PRVM_clientglobalfloat(particle_velocityjitter),
2963                         (PRVM_clientglobalfloat(particle_qualityreduction)) ? true : false,
2964                         PRVM_clientglobalfloat(particle_time),
2965                         PRVM_clientglobalfloat(particle_stretch),
2966                         (pblend_t)(int)PRVM_clientglobalfloat(particle_blendmode),
2967                         (porientation_t)(int)PRVM_clientglobalfloat(particle_orientation),
2968                         (int)(PRVM_clientglobalvector(particle_staincolor1)[0])*65536 + (int)(PRVM_clientglobalvector(particle_staincolor1)[1])*256 + (int)(PRVM_clientglobalvector(particle_staincolor1)[2]),
2969                         (int)(PRVM_clientglobalvector(particle_staincolor2)[0])*65536 + (int)(PRVM_clientglobalvector(particle_staincolor2)[1])*256 + (int)(PRVM_clientglobalvector(particle_staincolor2)[2]),
2970                         (int)PRVM_clientglobalfloat(particle_staintex),
2971                         PRVM_clientglobalfloat(particle_stainalpha)*256,
2972                         PRVM_clientglobalfloat(particle_stainsize),
2973                         PRVM_clientglobalfloat(particle_angle),
2974                         PRVM_clientglobalfloat(particle_spin),
2975                         NULL);
2976                 if (!part)
2977                 {
2978                         PRVM_G_FLOAT(OFS_RETURN) = 0; 
2979                         return;
2980                 }
2981                 if (PRVM_clientglobalfloat(particle_delayspawn))
2982                         part->delayedspawn = cl.time + PRVM_clientglobalfloat(particle_delayspawn);
2983                 //if (PRVM_clientglobalfloat(particle_delaycollision))
2984                 //      part->delayedcollisions = cl.time + PRVM_clientglobalfloat(particle_delaycollision);
2985         }
2986         else // quick themed particle
2987         {
2988                 themenum = (int)PRVM_G_FLOAT(OFS_PARM2);
2989                 if (themenum <= 0 || themenum >= vmpartspawner.max_themes)
2990                 {
2991                         VM_Warning(prog, "VM_CL_SpawnParticle: bad theme number %i\n", themenum);
2992                         PRVM_G_FLOAT(OFS_RETURN) = 0; 
2993                         return;
2994                 }
2995                 theme = &vmpartspawner.themes[themenum];
2996                 part = CL_NewParticle(org,
2997                         theme->typeindex,
2998                         theme->color1,
2999                         theme->color2,
3000                         theme->tex,
3001                         theme->size,
3002                         theme->sizeincrease,
3003                         theme->alpha,
3004                         theme->alphafade,
3005                         theme->gravity,
3006                         theme->bounce,
3007                         org[0],
3008                         org[1],
3009                         org[2],
3010                         dir[0],
3011                         dir[1],
3012                         dir[2],
3013                         theme->airfriction,
3014                         theme->liquidfriction,
3015                         theme->originjitter,
3016                         theme->velocityjitter,
3017                         theme->qualityreduction,
3018                         theme->lifetime,
3019                         theme->stretch,
3020                         theme->blendmode,
3021                         theme->orientation,
3022                         theme->staincolor1,
3023                         theme->staincolor2,
3024                         theme->staintex,
3025                         theme->stainalpha,
3026                         theme->stainsize,
3027                         theme->angle,
3028                         theme->spin,
3029                         NULL);
3030                 if (!part)
3031                 {
3032                         PRVM_G_FLOAT(OFS_RETURN) = 0; 
3033                         return;
3034                 }
3035                 if (theme->delayspawn)
3036                         part->delayedspawn = cl.time + theme->delayspawn;
3037                 //if (theme->delaycollision)
3038                 //      part->delayedcollisions = cl.time + theme->delaycollision;
3039         }
3040         PRVM_G_FLOAT(OFS_RETURN) = 1; 
3041 }
3042
3043 // float(vector org, vector dir, float spawndelay, float collisiondelay, [float theme]) delayedparticle
3044 // returns 0 if failed, 1 if success
3045 static void VM_CL_SpawnParticleDelayed (prvm_prog_t *prog)
3046 {
3047         vec3_t org, dir;
3048         vmparticletheme_t *theme;
3049         particle_t *part;
3050         int themenum;
3051
3052         VM_SAFEPARMCOUNTRANGE(4, 5, VM_CL_SpawnParticle2);
3053         if (vmpartspawner.verified == false)
3054         {
3055                 VM_Warning(prog, "VM_CL_SpawnParticle: particle spawner not initialized\n");
3056                 PRVM_G_FLOAT(OFS_RETURN) = 0; 
3057                 return;
3058         }
3059         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), org);
3060         VectorCopy(PRVM_G_VECTOR(OFS_PARM1), dir);
3061         if (prog->argc < 5) // global-set particle
3062                 part = CL_NewParticle(org,
3063                         (unsigned short)PRVM_clientglobalfloat(particle_type),
3064                         ((int)PRVM_clientglobalvector(particle_color1)[0] << 16) + ((int)PRVM_clientglobalvector(particle_color1)[1] << 8) + ((int)PRVM_clientglobalvector(particle_color1)[2]),
3065                         ((int)PRVM_clientglobalvector(particle_color2)[0] << 16) + ((int)PRVM_clientglobalvector(particle_color2)[1] << 8) + ((int)PRVM_clientglobalvector(particle_color2)[2]),
3066                         (int)PRVM_clientglobalfloat(particle_tex),
3067                         PRVM_clientglobalfloat(particle_size),
3068                         PRVM_clientglobalfloat(particle_sizeincrease),
3069                         PRVM_clientglobalfloat(particle_alpha)*256,
3070                         PRVM_clientglobalfloat(particle_alphafade)*256,
3071                         PRVM_clientglobalfloat(particle_gravity),
3072                         PRVM_clientglobalfloat(particle_bounce),
3073                         org[0],
3074                         org[1],
3075                         org[2],
3076                         dir[0],
3077                         dir[1],
3078                         dir[2],
3079                         PRVM_clientglobalfloat(particle_airfriction),
3080                         PRVM_clientglobalfloat(particle_liquidfriction),
3081                         PRVM_clientglobalfloat(particle_originjitter),
3082                         PRVM_clientglobalfloat(particle_velocityjitter),
3083                         (PRVM_clientglobalfloat(particle_qualityreduction)) ? true : false,
3084                         PRVM_clientglobalfloat(particle_time),
3085                         PRVM_clientglobalfloat(particle_stretch),
3086                         (pblend_t)(int)PRVM_clientglobalfloat(particle_blendmode),
3087                         (porientation_t)(int)PRVM_clientglobalfloat(particle_orientation),
3088                         ((int)PRVM_clientglobalvector(particle_staincolor1)[0] << 16) + ((int)PRVM_clientglobalvector(particle_staincolor1)[1] << 8) + ((int)PRVM_clientglobalvector(particle_staincolor1)[2]),
3089                         ((int)PRVM_clientglobalvector(particle_staincolor2)[0] << 16) + ((int)PRVM_clientglobalvector(particle_staincolor2)[1] << 8) + ((int)PRVM_clientglobalvector(particle_staincolor2)[2]),
3090                         (int)PRVM_clientglobalfloat(particle_staintex),
3091                         PRVM_clientglobalfloat(particle_stainalpha)*256,
3092                         PRVM_clientglobalfloat(particle_stainsize),
3093                         PRVM_clientglobalfloat(particle_angle),
3094                         PRVM_clientglobalfloat(particle_spin),
3095                         NULL);
3096         else // themed particle
3097         {
3098                 themenum = (int)PRVM_G_FLOAT(OFS_PARM4);
3099                 if (themenum <= 0 || themenum >= vmpartspawner.max_themes)
3100                 {
3101                         VM_Warning(prog, "VM_CL_SpawnParticle: bad theme number %i\n", themenum);
3102                         PRVM_G_FLOAT(OFS_RETURN) = 0;  
3103                         return;
3104                 }
3105                 theme = &vmpartspawner.themes[themenum];
3106                 part = CL_NewParticle(org,
3107                         theme->typeindex,
3108                         theme->color1,
3109                         theme->color2,
3110                         theme->tex,
3111                         theme->size,
3112                         theme->sizeincrease,
3113                         theme->alpha,
3114                         theme->alphafade,
3115                         theme->gravity,
3116                         theme->bounce,
3117                         org[0],
3118                         org[1],
3119                         org[2],
3120                         dir[0],
3121                         dir[1],
3122                         dir[2],
3123                         theme->airfriction,
3124                         theme->liquidfriction,
3125                         theme->originjitter,
3126                         theme->velocityjitter,
3127                         theme->qualityreduction,
3128                         theme->lifetime,
3129                         theme->stretch,
3130                         theme->blendmode,
3131                         theme->orientation,
3132                         theme->staincolor1,
3133                         theme->staincolor2,
3134                         theme->staintex,
3135                         theme->stainalpha,
3136                         theme->stainsize,
3137                         theme->angle,
3138                         theme->spin,
3139                         NULL);
3140         }
3141         if (!part) 
3142         { 
3143                 PRVM_G_FLOAT(OFS_RETURN) = 0; 
3144                 return; 
3145         }
3146         part->delayedspawn = cl.time + PRVM_G_FLOAT(OFS_PARM2);
3147         //part->delayedcollisions = cl.time + PRVM_G_FLOAT(OFS_PARM3);
3148         PRVM_G_FLOAT(OFS_RETURN) = 0;
3149 }
3150
3151 //====================
3152 //CSQC engine entities query
3153 //====================
3154
3155 // float(float entitynum, float whatfld) getentity;
3156 // vector(float entitynum, float whatfld) getentityvec;
3157 // querying engine-drawn entity
3158 // VorteX: currently it's only tested with whatfld = 1..7
3159 static void VM_CL_GetEntity (prvm_prog_t *prog)
3160 {
3161         int entnum, fieldnum;
3162         vec3_t forward, left, up, org;
3163         VM_SAFEPARMCOUNT(2, VM_CL_GetEntityVec);
3164
3165         entnum = PRVM_G_FLOAT(OFS_PARM0);
3166         if (entnum < 0 || entnum >= cl.num_entities)
3167         {
3168                 PRVM_G_FLOAT(OFS_RETURN) = 0;
3169                 return;
3170         }
3171         fieldnum = PRVM_G_FLOAT(OFS_PARM1);
3172         switch(fieldnum)
3173         {
3174                 case 0: // active state
3175                         PRVM_G_FLOAT(OFS_RETURN) = cl.entities_active[entnum];
3176                         break;
3177                 case 1: // origin
3178                         Matrix4x4_OriginFromMatrix(&cl.entities[entnum].render.matrix, org);
3179                         VectorCopy(org, PRVM_G_VECTOR(OFS_RETURN));
3180                         break; 
3181                 case 2: // forward
3182                         Matrix4x4_ToVectors(&cl.entities[entnum].render.matrix, forward, left, up, org);
3183                         VectorCopy(forward, PRVM_G_VECTOR(OFS_RETURN));
3184                         break;
3185                 case 3: // right
3186                         Matrix4x4_ToVectors(&cl.entities[entnum].render.matrix, forward, left, up, org);
3187                         VectorNegate(left, PRVM_G_VECTOR(OFS_RETURN));
3188                         break;
3189                 case 4: // up
3190                         Matrix4x4_ToVectors(&cl.entities[entnum].render.matrix, forward, left, up, org);
3191                         VectorCopy(up, PRVM_G_VECTOR(OFS_RETURN));
3192                         break;
3193                 case 5: // scale
3194                         PRVM_G_FLOAT(OFS_RETURN) = Matrix4x4_ScaleFromMatrix(&cl.entities[entnum].render.matrix);
3195                         break;  
3196                 case 6: // origin + v_forward, v_right, v_up
3197                         Matrix4x4_ToVectors(&cl.entities[entnum].render.matrix, forward, left, up, org);
3198                         VectorCopy(forward, PRVM_clientglobalvector(v_forward));
3199                         VectorNegate(left, PRVM_clientglobalvector(v_right));
3200                         VectorCopy(up, PRVM_clientglobalvector(v_up));
3201                         VectorCopy(org, PRVM_G_VECTOR(OFS_RETURN));
3202                         break;  
3203                 case 7: // alpha
3204                         PRVM_G_FLOAT(OFS_RETURN) = cl.entities[entnum].render.alpha;
3205                         break;  
3206                 case 8: // colormor
3207                         VectorCopy(cl.entities[entnum].render.colormod, PRVM_G_VECTOR(OFS_RETURN));
3208                         break;
3209                 case 9: // pants colormod
3210                         VectorCopy(cl.entities[entnum].render.colormap_pantscolor, PRVM_G_VECTOR(OFS_RETURN));
3211                         break;
3212                 case 10: // shirt colormod
3213                         VectorCopy(cl.entities[entnum].render.colormap_shirtcolor, PRVM_G_VECTOR(OFS_RETURN));
3214                         break;
3215                 case 11: // skinnum
3216                         PRVM_G_FLOAT(OFS_RETURN) = cl.entities[entnum].render.skinnum;
3217                         break;  
3218                 case 12: // mins
3219                         VectorCopy(cl.entities[entnum].render.mins, PRVM_G_VECTOR(OFS_RETURN));         
3220                         break;  
3221                 case 13: // maxs
3222                         VectorCopy(cl.entities[entnum].render.maxs, PRVM_G_VECTOR(OFS_RETURN));         
3223                         break;  
3224                 case 14: // absmin
3225                         Matrix4x4_OriginFromMatrix(&cl.entities[entnum].render.matrix, org);
3226                         VectorAdd(cl.entities[entnum].render.mins, org, PRVM_G_VECTOR(OFS_RETURN));             
3227                         break;  
3228                 case 15: // absmax
3229                         Matrix4x4_OriginFromMatrix(&cl.entities[entnum].render.matrix, org);
3230                         VectorAdd(cl.entities[entnum].render.maxs, org, PRVM_G_VECTOR(OFS_RETURN));             
3231                         break;
3232                 case 16: // light
3233                         VectorMA(cl.entities[entnum].render.modellight_ambient, 0.5, cl.entities[entnum].render.modellight_diffuse, PRVM_G_VECTOR(OFS_RETURN));
3234                         break;  
3235                 default:
3236                         PRVM_G_FLOAT(OFS_RETURN) = 0;
3237                         break;
3238         }
3239 }
3240
3241 //====================
3242 //QC POLYGON functions
3243 //====================
3244
3245 //#304 void() renderscene (EXT_CSQC)
3246 // moved that here to reset the polygons,
3247 // resetting them earlier causes R_Mesh_Draw to be called with numvertices = 0
3248 // --blub
3249 static void VM_CL_R_RenderScene (prvm_prog_t *prog)
3250 {
3251         double t = Sys_DirtyTime();
3252         vmpolygons_t *polys = &prog->vmpolygons;
3253         VM_SAFEPARMCOUNT(0, VM_CL_R_RenderScene);
3254
3255         // update the views
3256         if(r_refdef.view.ismain)
3257         {
3258                 // set the main view
3259                 csqc_main_r_refdef_view = r_refdef.view;
3260
3261                 // clear the flags so no other view becomes "main" unless CSQC sets VF_MAINVIEW
3262                 r_refdef.view.ismain = false;
3263                 csqc_original_r_refdef_view.ismain = false;
3264         }
3265
3266         // we need to update any RENDER_VIEWMODEL entities at this point because
3267         // csqc supplies its own view matrix
3268         CL_UpdateViewEntities();
3269
3270         // now draw stuff!
3271         R_RenderView();
3272
3273         polys->num_vertices = polys->num_triangles = 0;
3274
3275         // callprofile fixing hack: do not include this time in what is counted for CSQC_UpdateView
3276         t = Sys_DirtyTime() - t;if (t < 0 || t >= 1800) t = 0;
3277         prog->functions[PRVM_clientfunction(CSQC_UpdateView)].totaltime -= t;
3278 }
3279
3280 static void VM_ResizePolygons(vmpolygons_t *polys)
3281 {
3282         float *oldvertex3f = polys->data_vertex3f;
3283         float *oldcolor4f = polys->data_color4f;
3284         float *oldtexcoord2f = polys->data_texcoord2f;
3285         vmpolygons_triangle_t *oldtriangles = polys->data_triangles;
3286         unsigned short *oldsortedelement3s = polys->data_sortedelement3s;
3287         polys->max_vertices = min(polys->max_triangles*3, 65536);
3288         polys->data_vertex3f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[3]));
3289         polys->data_color4f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[4]));
3290         polys->data_texcoord2f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[2]));
3291         polys->data_triangles = (vmpolygons_triangle_t *)Mem_Alloc(polys->pool, polys->max_triangles*sizeof(vmpolygons_triangle_t));
3292         polys->data_sortedelement3s = (unsigned short *)Mem_Alloc(polys->pool, polys->max_triangles*sizeof(unsigned short[3]));
3293         if (polys->num_vertices)
3294         {
3295                 memcpy(polys->data_vertex3f, oldvertex3f, polys->num_vertices*sizeof(float[3]));
3296                 memcpy(polys->data_color4f, oldcolor4f, polys->num_vertices*sizeof(float[4]));
3297                 memcpy(polys->data_texcoord2f, oldtexcoord2f, polys->num_vertices*sizeof(float[2]));
3298         }
3299         if (polys->num_triangles)
3300         {
3301                 memcpy(polys->data_triangles, oldtriangles, polys->num_triangles*sizeof(vmpolygons_triangle_t));
3302                 memcpy(polys->data_sortedelement3s, oldsortedelement3s, polys->num_triangles*sizeof(unsigned short[3]));
3303         }
3304         if (oldvertex3f)
3305                 Mem_Free(oldvertex3f);
3306         if (oldcolor4f)
3307                 Mem_Free(oldcolor4f);
3308         if (oldtexcoord2f)
3309                 Mem_Free(oldtexcoord2f);
3310         if (oldtriangles)
3311                 Mem_Free(oldtriangles);
3312         if (oldsortedelement3s)
3313                 Mem_Free(oldsortedelement3s);
3314 }
3315
3316 static void VM_InitPolygons (vmpolygons_t* polys)
3317 {
3318         memset(polys, 0, sizeof(*polys));
3319         polys->pool = Mem_AllocPool("VMPOLY", 0, NULL);
3320         polys->max_triangles = 1024;
3321         VM_ResizePolygons(polys);
3322         polys->initialized = true;
3323 }
3324
3325 static void VM_DrawPolygonCallback (const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
3326 {
3327         int surfacelistindex;
3328         vmpolygons_t *polys = (vmpolygons_t *)ent;
3329 //      R_Mesh_ResetTextureState();
3330         R_EntityMatrix(&identitymatrix);
3331         GL_CullFace(GL_NONE);
3332         GL_DepthTest(true); // polys in 3D space shall always have depth test
3333         GL_DepthRange(0, 1);
3334         R_Mesh_PrepareVertices_Generic_Arrays(polys->num_vertices, polys->data_vertex3f, polys->data_color4f, polys->data_texcoord2f);
3335
3336         for (surfacelistindex = 0;surfacelistindex < numsurfaces;)
3337         {
3338                 int numtriangles = 0;
3339                 rtexture_t *tex = polys->data_triangles[surfacelist[surfacelistindex]].texture;
3340                 int drawflag = polys->data_triangles[surfacelist[surfacelistindex]].drawflag;
3341                 DrawQ_ProcessDrawFlag(drawflag, polys->data_triangles[surfacelist[surfacelistindex]].hasalpha);
3342                 R_SetupShader_Generic(tex, NULL, GL_MODULATE, 1, false, false, false);
3343                 numtriangles = 0;
3344                 for (;surfacelistindex < numsurfaces;surfacelistindex++)
3345                 {