added r_transparent_sortsurfacesbynearest cvar (default 1), this
[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         VM_SAFEPARMCOUNT(1, VM_CL_makevectors);
33         AngleVectors (PRVM_G_VECTOR(OFS_PARM0), PRVM_clientglobalvector(v_forward), PRVM_clientglobalvector(v_right), PRVM_clientglobalvector(v_up));
34 }
35
36 // #2 void(entity e, vector o) setorigin
37 static void VM_CL_setorigin (prvm_prog_t *prog)
38 {
39         prvm_edict_t    *e;
40         float   *org;
41         VM_SAFEPARMCOUNT(2, VM_CL_setorigin);
42
43         e = PRVM_G_EDICT(OFS_PARM0);
44         if (e == prog->edicts)
45         {
46                 VM_Warning(prog, "setorigin: can not modify world entity\n");
47                 return;
48         }
49         if (e->priv.required->free)
50         {
51                 VM_Warning(prog, "setorigin: can not modify free entity\n");
52                 return;
53         }
54         org = PRVM_G_VECTOR(OFS_PARM1);
55         VectorCopy (org, PRVM_clientedictvector(e, origin));
56         if(e->priv.required->mark == PRVM_EDICT_MARK_WAIT_FOR_SETORIGIN)
57                 e->priv.required->mark = PRVM_EDICT_MARK_SETORIGIN_CAUGHT;
58         CL_LinkEdict(e);
59 }
60
61 static void SetMinMaxSize (prvm_prog_t *prog, prvm_edict_t *e, float *min, float *max)
62 {
63         int             i;
64
65         for (i=0 ; i<3 ; i++)
66                 if (min[i] > max[i])
67                         prog->error_cmd("SetMinMaxSize: backwards mins/maxs");
68
69         // set derived values
70         VectorCopy (min, PRVM_clientedictvector(e, mins));
71         VectorCopy (max, PRVM_clientedictvector(e, maxs));
72         VectorSubtract (max, min, PRVM_clientedictvector(e, size));
73
74         CL_LinkEdict (e);
75 }
76
77 // #3 void(entity e, string m) setmodel
78 static void VM_CL_setmodel (prvm_prog_t *prog)
79 {
80         prvm_edict_t    *e;
81         const char              *m;
82         dp_model_t *mod;
83         int                             i;
84
85         VM_SAFEPARMCOUNT(2, VM_CL_setmodel);
86
87         e = PRVM_G_EDICT(OFS_PARM0);
88         PRVM_clientedictfloat(e, modelindex) = 0;
89         PRVM_clientedictstring(e, model) = 0;
90
91         m = PRVM_G_STRING(OFS_PARM1);
92         mod = NULL;
93         for (i = 0;i < MAX_MODELS && cl.csqc_model_precache[i];i++)
94         {
95                 if (!strcmp(cl.csqc_model_precache[i]->name, m))
96                 {
97                         mod = cl.csqc_model_precache[i];
98                         PRVM_clientedictstring(e, model) = PRVM_SetEngineString(prog, mod->name);
99                         PRVM_clientedictfloat(e, modelindex) = -(i+1);
100                         break;
101                 }
102         }
103
104         if( !mod ) {
105                 for (i = 0;i < MAX_MODELS;i++)
106                 {
107                         mod = cl.model_precache[i];
108                         if (mod && !strcmp(mod->name, m))
109                         {
110                                 PRVM_clientedictstring(e, model) = PRVM_SetEngineString(prog, mod->name);
111                                 PRVM_clientedictfloat(e, modelindex) = i;
112                                 break;
113                         }
114                 }
115         }
116
117         if( mod ) {
118                 // TODO: check if this breaks needed consistency and maybe add a cvar for it too?? [1/10/2008 Black]
119                 //SetMinMaxSize (e, mod->normalmins, mod->normalmaxs);
120         }
121         else
122         {
123                 SetMinMaxSize (prog, e, vec3_origin, vec3_origin);
124                 VM_Warning(prog, "setmodel: model '%s' not precached\n", m);
125         }
126 }
127
128 // #4 void(entity e, vector min, vector max) setsize
129 static void VM_CL_setsize (prvm_prog_t *prog)
130 {
131         prvm_edict_t    *e;
132         float                   *min, *max;
133         VM_SAFEPARMCOUNT(3, VM_CL_setsize);
134
135         e = PRVM_G_EDICT(OFS_PARM0);
136         if (e == prog->edicts)
137         {
138                 VM_Warning(prog, "setsize: can not modify world entity\n");
139                 return;
140         }
141         if (e->priv.server->free)
142         {
143                 VM_Warning(prog, "setsize: can not modify free entity\n");
144                 return;
145         }
146         min = PRVM_G_VECTOR(OFS_PARM1);
147         max = PRVM_G_VECTOR(OFS_PARM2);
148
149         SetMinMaxSize( prog, e, min, max );
150
151         CL_LinkEdict(e);
152 }
153
154 // #8 void(entity e, float chan, string samp, float volume, float atten) sound
155 static void VM_CL_sound (prvm_prog_t *prog)
156 {
157         const char                      *sample;
158         int                                     channel;
159         prvm_edict_t            *entity;
160         float                           volume;
161         float                           attenuation;
162         float pitchchange;
163         int flags;
164         vec3_t                          org;
165
166         VM_SAFEPARMCOUNTRANGE(5, 7, VM_CL_sound);
167
168         entity = PRVM_G_EDICT(OFS_PARM0);
169         channel = (int)PRVM_G_FLOAT(OFS_PARM1);
170         sample = PRVM_G_STRING(OFS_PARM2);
171         volume = PRVM_G_FLOAT(OFS_PARM3);
172         attenuation = PRVM_G_FLOAT(OFS_PARM4);
173
174         if (volume < 0 || volume > 1)
175         {
176                 VM_Warning(prog, "VM_CL_sound: volume must be in range 0-1\n");
177                 return;
178         }
179
180         if (attenuation < 0 || attenuation > 4)
181         {
182                 VM_Warning(prog, "VM_CL_sound: attenuation must be in range 0-4\n");
183                 return;
184         }
185
186         if (prog->argc < 6)
187                 pitchchange = 0;
188         else
189                 pitchchange = PRVM_G_FLOAT(OFS_PARM5);
190         // ignoring prog->argc < 7 for now (no flags supported yet)
191
192         if (prog->argc < 7)
193                 flags = 0;
194         else
195                 flags = PRVM_G_FLOAT(OFS_PARM6);
196
197         channel = CHAN_USER2ENGINE(channel);
198
199         if (!IS_CHAN(channel))
200         {
201                 VM_Warning(prog, "VM_CL_sound: channel must be in range 0-127\n");
202                 return;
203         }
204
205         CL_VM_GetEntitySoundOrigin(MAX_EDICTS + PRVM_NUM_FOR_EDICT(entity), org);
206         S_StartSound_StartPosition_Flags(MAX_EDICTS + PRVM_NUM_FOR_EDICT(entity), channel, S_FindName(sample), org, volume, attenuation, 0, flags, pitchchange > 0.0f ? pitchchange * 0.01f : 1.0f);
207 }
208
209 // #483 void(vector origin, string sample, float volume, float attenuation) pointsound
210 static void VM_CL_pointsound(prvm_prog_t *prog)
211 {
212         const char                      *sample;
213         float                           volume;
214         float                           attenuation;
215         vec3_t                          org;
216
217         VM_SAFEPARMCOUNT(4, VM_CL_pointsound);
218
219         VectorCopy( PRVM_G_VECTOR(OFS_PARM0), org);
220         sample = PRVM_G_STRING(OFS_PARM1);
221         volume = PRVM_G_FLOAT(OFS_PARM2);
222         attenuation = PRVM_G_FLOAT(OFS_PARM3);
223
224         if (volume < 0 || volume > 1)
225         {
226                 VM_Warning(prog, "VM_CL_pointsound: volume must be in range 0-1\n");
227                 return;
228         }
229
230         if (attenuation < 0 || attenuation > 4)
231         {
232                 VM_Warning(prog, "VM_CL_pointsound: attenuation must be in range 0-4\n");
233                 return;
234         }
235
236         // Send World Entity as Entity to Play Sound (for CSQC, that is MAX_EDICTS)
237         S_StartSound(MAX_EDICTS, 0, S_FindName(sample), org, volume, attenuation);
238 }
239
240 // #14 entity() spawn
241 static void VM_CL_spawn (prvm_prog_t *prog)
242 {
243         prvm_edict_t *ed;
244         ed = PRVM_ED_Alloc(prog);
245         VM_RETURN_EDICT(ed);
246 }
247
248 static void CL_VM_SetTraceGlobals(prvm_prog_t *prog, const trace_t *trace, int svent)
249 {
250         VM_SetTraceGlobals(prog, trace);
251         PRVM_clientglobalfloat(trace_networkentity) = svent;
252 }
253
254 #define CL_HitNetworkBrushModels(move) !((move) == MOVE_WORLDONLY)
255 #define CL_HitNetworkPlayers(move)     !((move) == MOVE_WORLDONLY || (move) == MOVE_NOMONSTERS)
256
257 // #16 void(vector v1, vector v2, float movetype, entity ignore) traceline
258 static void VM_CL_traceline (prvm_prog_t *prog)
259 {
260         float   *v1, *v2;
261         trace_t trace;
262         int             move, svent;
263         prvm_edict_t    *ent;
264
265 //      R_TimeReport("pretraceline");
266
267         VM_SAFEPARMCOUNTRANGE(4, 4, VM_CL_traceline);
268
269         prog->xfunction->builtinsprofile += 30;
270
271         v1 = PRVM_G_VECTOR(OFS_PARM0);
272         v2 = PRVM_G_VECTOR(OFS_PARM1);
273         move = (int)PRVM_G_FLOAT(OFS_PARM2);
274         ent = PRVM_G_EDICT(OFS_PARM3);
275
276         if (IS_NAN(v1[0]) || IS_NAN(v1[1]) || IS_NAN(v1[2]) || IS_NAN(v2[0]) || IS_NAN(v2[1]) || IS_NAN(v2[2]))
277                 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));
278
279         trace = CL_TraceLine(v1, v2, move, ent, CL_GenericHitSuperContentsMask(ent), CL_HitNetworkBrushModels(move), CL_HitNetworkPlayers(move), &svent, true, false);
280
281         CL_VM_SetTraceGlobals(prog, &trace, svent);
282 //      R_TimeReport("traceline");
283 }
284
285 /*
286 =================
287 VM_CL_tracebox
288
289 Used for use tracing and shot targeting
290 Traces are blocked by bbox and exact bsp entityes, and also slide box entities
291 if the tryents flag is set.
292
293 tracebox (vector1, vector mins, vector maxs, vector2, tryents)
294 =================
295 */
296 // LordHavoc: added this for my own use, VERY useful, similar to traceline
297 static void VM_CL_tracebox (prvm_prog_t *prog)
298 {
299         float   *v1, *v2, *m1, *m2;
300         trace_t trace;
301         int             move, svent;
302         prvm_edict_t    *ent;
303
304 //      R_TimeReport("pretracebox");
305         VM_SAFEPARMCOUNTRANGE(6, 8, VM_CL_tracebox); // allow more parameters for future expansion
306
307         prog->xfunction->builtinsprofile += 30;
308
309         v1 = PRVM_G_VECTOR(OFS_PARM0);
310         m1 = PRVM_G_VECTOR(OFS_PARM1);
311         m2 = PRVM_G_VECTOR(OFS_PARM2);
312         v2 = PRVM_G_VECTOR(OFS_PARM3);
313         move = (int)PRVM_G_FLOAT(OFS_PARM4);
314         ent = PRVM_G_EDICT(OFS_PARM5);
315
316         if (IS_NAN(v1[0]) || IS_NAN(v1[1]) || IS_NAN(v1[2]) || IS_NAN(v2[0]) || IS_NAN(v2[1]) || IS_NAN(v2[2]))
317                 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));
318
319         trace = CL_TraceBox(v1, m1, m2, v2, move, ent, CL_GenericHitSuperContentsMask(ent), CL_HitNetworkBrushModels(move), CL_HitNetworkPlayers(move), &svent, true);
320
321         CL_VM_SetTraceGlobals(prog, &trace, svent);
322 //      R_TimeReport("tracebox");
323 }
324
325 static trace_t CL_Trace_Toss (prvm_prog_t *prog, prvm_edict_t *tossent, prvm_edict_t *ignore, int *svent)
326 {
327         int i;
328         float gravity;
329         vec3_t move, end;
330         vec3_t original_origin;
331         vec3_t original_velocity;
332         vec3_t original_angles;
333         vec3_t original_avelocity;
334         trace_t trace;
335
336         VectorCopy(PRVM_clientedictvector(tossent, origin)   , original_origin   );
337         VectorCopy(PRVM_clientedictvector(tossent, velocity) , original_velocity );
338         VectorCopy(PRVM_clientedictvector(tossent, angles)   , original_angles   );
339         VectorCopy(PRVM_clientedictvector(tossent, avelocity), original_avelocity);
340
341         gravity = PRVM_clientedictfloat(tossent, gravity);
342         if (!gravity)
343                 gravity = 1.0f;
344         gravity *= cl.movevars_gravity * 0.05;
345
346         for (i = 0;i < 200;i++) // LordHavoc: sanity check; never trace more than 10 seconds
347         {
348                 PRVM_clientedictvector(tossent, velocity)[2] -= gravity;
349                 VectorMA (PRVM_clientedictvector(tossent, angles), 0.05, PRVM_clientedictvector(tossent, avelocity), PRVM_clientedictvector(tossent, angles));
350                 VectorScale (PRVM_clientedictvector(tossent, velocity), 0.05, move);
351                 VectorAdd (PRVM_clientedictvector(tossent, origin), move, end);
352                 trace = CL_TraceBox(PRVM_clientedictvector(tossent, origin), PRVM_clientedictvector(tossent, mins), PRVM_clientedictvector(tossent, maxs), end, MOVE_NORMAL, tossent, CL_GenericHitSuperContentsMask(tossent), true, true, NULL, true);
353                 VectorCopy (trace.endpos, PRVM_clientedictvector(tossent, origin));
354
355                 if (trace.fraction < 1)
356                         break;
357         }
358
359         VectorCopy(original_origin   , PRVM_clientedictvector(tossent, origin)   );
360         VectorCopy(original_velocity , PRVM_clientedictvector(tossent, velocity) );
361         VectorCopy(original_angles   , PRVM_clientedictvector(tossent, angles)   );
362         VectorCopy(original_avelocity, PRVM_clientedictvector(tossent, avelocity));
363
364         return trace;
365 }
366
367 static void VM_CL_tracetoss (prvm_prog_t *prog)
368 {
369         trace_t trace;
370         prvm_edict_t    *ent;
371         prvm_edict_t    *ignore;
372         int svent = 0;
373
374         prog->xfunction->builtinsprofile += 600;
375
376         VM_SAFEPARMCOUNT(2, VM_CL_tracetoss);
377
378         ent = PRVM_G_EDICT(OFS_PARM0);
379         if (ent == prog->edicts)
380         {
381                 VM_Warning(prog, "tracetoss: can not use world entity\n");
382                 return;
383         }
384         ignore = PRVM_G_EDICT(OFS_PARM1);
385
386         trace = CL_Trace_Toss (prog, ent, ignore, &svent);
387
388         CL_VM_SetTraceGlobals(prog, &trace, svent);
389 }
390
391
392 // #20 void(string s) precache_model
393 static void VM_CL_precache_model (prvm_prog_t *prog)
394 {
395         const char      *name;
396         int                     i;
397         dp_model_t              *m;
398
399         VM_SAFEPARMCOUNT(1, VM_CL_precache_model);
400
401         name = PRVM_G_STRING(OFS_PARM0);
402         for (i = 0;i < MAX_MODELS && cl.csqc_model_precache[i];i++)
403         {
404                 if(!strcmp(cl.csqc_model_precache[i]->name, name))
405                 {
406                         PRVM_G_FLOAT(OFS_RETURN) = -(i+1);
407                         return;
408                 }
409         }
410         PRVM_G_FLOAT(OFS_RETURN) = 0;
411         m = Mod_ForName(name, false, false, name[0] == '*' ? cl.model_name[1] : NULL);
412         if(m && m->loaded)
413         {
414                 for (i = 0;i < MAX_MODELS;i++)
415                 {
416                         if (!cl.csqc_model_precache[i])
417                         {
418                                 cl.csqc_model_precache[i] = (dp_model_t*)m;
419                                 PRVM_G_FLOAT(OFS_RETURN) = -(i+1);
420                                 return;
421                         }
422                 }
423                 VM_Warning(prog, "VM_CL_precache_model: no free models\n");
424                 return;
425         }
426         VM_Warning(prog, "VM_CL_precache_model: model \"%s\" not found\n", name);
427 }
428
429 static int CSQC_EntitiesInBox (prvm_prog_t *prog, vec3_t mins, vec3_t maxs, int maxlist, prvm_edict_t **list)
430 {
431         prvm_edict_t    *ent;
432         int                             i, k;
433
434         ent = PRVM_NEXT_EDICT(prog->edicts);
435         for(k=0,i=1; i<prog->num_edicts ;i++, ent = PRVM_NEXT_EDICT(ent))
436         {
437                 if (ent->priv.required->free)
438                         continue;
439                 if(BoxesOverlap(mins, maxs, PRVM_clientedictvector(ent, absmin), PRVM_clientedictvector(ent, absmax)))
440                         list[k++] = ent;
441         }
442         return k;
443 }
444
445 // #22 entity(vector org, float rad) findradius
446 static void VM_CL_findradius (prvm_prog_t *prog)
447 {
448         prvm_edict_t    *ent, *chain;
449         vec_t                   radius, radius2;
450         vec3_t                  org, eorg, mins, maxs;
451         int                             i, numtouchedicts;
452         static prvm_edict_t     *touchedicts[MAX_EDICTS];
453         int             chainfield;
454
455         VM_SAFEPARMCOUNTRANGE(2, 3, VM_CL_findradius);
456
457         if(prog->argc == 3)
458                 chainfield = PRVM_G_INT(OFS_PARM2);
459         else
460                 chainfield = prog->fieldoffsets.chain;
461         if(chainfield < 0)
462                 prog->error_cmd("VM_findchain: %s doesnt have the specified chain field !", prog->name);
463
464         chain = (prvm_edict_t *)prog->edicts;
465
466         VectorCopy(PRVM_G_VECTOR(OFS_PARM0), org);
467         radius = PRVM_G_FLOAT(OFS_PARM1);
468         radius2 = radius * radius;
469
470         mins[0] = org[0] - (radius + 1);
471         mins[1] = org[1] - (radius + 1);
472         mins[2] = org[2] - (radius + 1);
473         maxs[0] = org[0] + (radius + 1);
474         maxs[1] = org[1] + (radius + 1);
475         maxs[2] = org[2] + (radius + 1);
476         numtouchedicts = CSQC_EntitiesInBox(prog, mins, maxs, MAX_EDICTS, touchedicts);
477         if (numtouchedicts > MAX_EDICTS)
478         {
479                 // this never happens   //[515]: for what then ?
480                 Con_Printf("CSQC_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
481                 numtouchedicts = MAX_EDICTS;
482         }
483         for (i = 0;i < numtouchedicts;i++)
484         {
485                 ent = touchedicts[i];
486                 // Quake did not return non-solid entities but darkplaces does
487                 // (note: this is the reason you can't blow up fallen zombies)
488                 if (PRVM_clientedictfloat(ent, solid) == SOLID_NOT && !sv_gameplayfix_blowupfallenzombies.integer)
489                         continue;
490                 // LordHavoc: compare against bounding box rather than center so it
491                 // doesn't miss large objects, and use DotProduct instead of Length
492                 // for a major speedup
493                 VectorSubtract(org, PRVM_clientedictvector(ent, origin), eorg);
494                 if (sv_gameplayfix_findradiusdistancetobox.integer)
495                 {
496                         eorg[0] -= bound(PRVM_clientedictvector(ent, mins)[0], eorg[0], PRVM_clientedictvector(ent, maxs)[0]);
497                         eorg[1] -= bound(PRVM_clientedictvector(ent, mins)[1], eorg[1], PRVM_clientedictvector(ent, maxs)[1]);
498                         eorg[2] -= bound(PRVM_clientedictvector(ent, mins)[2], eorg[2], PRVM_clientedictvector(ent, maxs)[2]);
499                 }
500                 else
501                         VectorMAMAM(1, eorg, -0.5f, PRVM_clientedictvector(ent, mins), -0.5f, PRVM_clientedictvector(ent, maxs), eorg);
502                 if (DotProduct(eorg, eorg) < radius2)
503                 {
504                         PRVM_EDICTFIELDEDICT(ent, chainfield) = PRVM_EDICT_TO_PROG(chain);
505                         chain = ent;
506                 }
507         }
508
509         VM_RETURN_EDICT(chain);
510 }
511
512 // #34 float() droptofloor
513 static void VM_CL_droptofloor (prvm_prog_t *prog)
514 {
515         prvm_edict_t            *ent;
516         vec3_t                          end;
517         trace_t                         trace;
518
519         VM_SAFEPARMCOUNTRANGE(0, 2, VM_CL_droptofloor); // allow 2 parameters because the id1 defs.qc had an incorrect prototype
520
521         // assume failure if it returns early
522         PRVM_G_FLOAT(OFS_RETURN) = 0;
523
524         ent = PRVM_PROG_TO_EDICT(PRVM_clientglobaledict(self));
525         if (ent == prog->edicts)
526         {
527                 VM_Warning(prog, "droptofloor: can not modify world entity\n");
528                 return;
529         }
530         if (ent->priv.server->free)
531         {
532                 VM_Warning(prog, "droptofloor: can not modify free entity\n");
533                 return;
534         }
535
536         VectorCopy (PRVM_clientedictvector(ent, origin), end);
537         end[2] -= 256;
538
539         trace = CL_TraceBox(PRVM_clientedictvector(ent, origin), PRVM_clientedictvector(ent, mins), PRVM_clientedictvector(ent, maxs), end, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true);
540
541         if (trace.fraction != 1)
542         {
543                 VectorCopy (trace.endpos, PRVM_clientedictvector(ent, origin));
544                 PRVM_clientedictfloat(ent, flags) = (int)PRVM_clientedictfloat(ent, flags) | FL_ONGROUND;
545                 PRVM_clientedictedict(ent, groundentity) = PRVM_EDICT_TO_PROG(trace.ent);
546                 PRVM_G_FLOAT(OFS_RETURN) = 1;
547                 // if support is destroyed, keep suspended (gross hack for floating items in various maps)
548 //              ent->priv.server->suspendedinairflag = true;
549         }
550 }
551
552 // #35 void(float style, string value) lightstyle
553 static void VM_CL_lightstyle (prvm_prog_t *prog)
554 {
555         int                     i;
556         const char      *c;
557
558         VM_SAFEPARMCOUNT(2, VM_CL_lightstyle);
559
560         i = (int)PRVM_G_FLOAT(OFS_PARM0);
561         c = PRVM_G_STRING(OFS_PARM1);
562         if (i >= cl.max_lightstyle)
563         {
564                 VM_Warning(prog, "VM_CL_lightstyle >= MAX_LIGHTSTYLES\n");
565                 return;
566         }
567         strlcpy (cl.lightstyle[i].map, c, sizeof (cl.lightstyle[i].map));
568         cl.lightstyle[i].map[MAX_STYLESTRING - 1] = 0;
569         cl.lightstyle[i].length = (int)strlen(cl.lightstyle[i].map);
570 }
571
572 // #40 float(entity e) checkbottom
573 static void VM_CL_checkbottom (prvm_prog_t *prog)
574 {
575         static int              cs_yes, cs_no;
576         prvm_edict_t    *ent;
577         vec3_t                  mins, maxs, start, stop;
578         trace_t                 trace;
579         int                             x, y;
580         float                   mid, bottom;
581
582         VM_SAFEPARMCOUNT(1, VM_CL_checkbottom);
583         ent = PRVM_G_EDICT(OFS_PARM0);
584         PRVM_G_FLOAT(OFS_RETURN) = 0;
585
586         VectorAdd (PRVM_clientedictvector(ent, origin), PRVM_clientedictvector(ent, mins), mins);
587         VectorAdd (PRVM_clientedictvector(ent, origin), PRVM_clientedictvector(ent, maxs), maxs);
588
589 // if all of the points under the corners are solid world, don't bother
590 // with the tougher checks
591 // the corners must be within 16 of the midpoint
592         start[2] = mins[2] - 1;
593         for     (x=0 ; x<=1 ; x++)
594                 for     (y=0 ; y<=1 ; y++)
595                 {
596                         start[0] = x ? maxs[0] : mins[0];
597                         start[1] = y ? maxs[1] : mins[1];
598                         if (!(CL_PointSuperContents(start) & (SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY)))
599                                 goto realcheck;
600                 }
601
602         cs_yes++;
603         PRVM_G_FLOAT(OFS_RETURN) = true;
604         return;         // we got out easy
605
606 realcheck:
607         cs_no++;
608 //
609 // check it for real...
610 //
611         start[2] = mins[2];
612
613 // the midpoint must be within 16 of the bottom
614         start[0] = stop[0] = (mins[0] + maxs[0])*0.5;
615         start[1] = stop[1] = (mins[1] + maxs[1])*0.5;
616         stop[2] = start[2] - 2*sv_stepheight.value;
617         trace = CL_TraceLine(start, stop, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true, false);
618
619         if (trace.fraction == 1.0)
620                 return;
621
622         mid = bottom = trace.endpos[2];
623
624 // the corners must be within 16 of the midpoint
625         for     (x=0 ; x<=1 ; x++)
626                 for     (y=0 ; y<=1 ; y++)
627                 {
628                         start[0] = stop[0] = x ? maxs[0] : mins[0];
629                         start[1] = stop[1] = y ? maxs[1] : mins[1];
630
631                         trace = CL_TraceLine(start, stop, MOVE_NORMAL, ent, CL_GenericHitSuperContentsMask(ent), true, true, NULL, true, false);
632
633                         if (trace.fraction != 1.0 && trace.endpos[2] > bottom)
634                                 bottom = trace.endpos[2];
635                         if (trace.fraction == 1.0 || mid - trace.endpos[2] > sv_stepheight.value)
636                                 return;
637                 }
638
639         cs_yes++;
640         PRVM_G_FLOAT(OFS_RETURN) = true;
641 }
642
643 // #41 float(vector v) pointcontents
644 static void VM_CL_pointcontents (prvm_prog_t *prog)
645 {
646         VM_SAFEPARMCOUNT(1, VM_CL_pointcontents);
647         PRVM_G_FLOAT(OFS_RETURN) = Mod_Q1BSP_NativeContentsFromSuperContents(NULL, CL_PointSuperContents(PRVM_G_VECTOR(OFS_PARM0)));
648 }
649
650 // #48 void(vector o, vector d, float color, float count) particle
651 static void VM_CL_particle (prvm_prog_t *prog)
652 {
653         float   *org, *dir;
654         int             count;
655         unsigned char   color;
656         VM_SAFEPARMCOUNT(4, VM_CL_particle);
657
658         org = PRVM_G_VECTOR(OFS_PARM0);
659         dir = PRVM_G_VECTOR(OFS_PARM1);
660         color = (int)PRVM_G_FLOAT(OFS_PARM2);
661         count = (int)PRVM_G_FLOAT(OFS_PARM3);
662         CL_ParticleEffect(EFFECT_SVC_PARTICLE, count, org, org, dir, dir, NULL, color);
663 }
664
665 // #74 void(vector pos, string samp, float vol, float atten) ambientsound
666 static void VM_CL_ambientsound (prvm_prog_t *prog)
667 {
668         float   *f;
669         sfx_t   *s;
670         VM_SAFEPARMCOUNT(4, VM_CL_ambientsound);
671         s = S_FindName(PRVM_G_STRING(OFS_PARM0));
672         f = PRVM_G_VECTOR(OFS_PARM1);
673         S_StaticSound (s, f, PRVM_G_FLOAT(OFS_PARM2), PRVM_G_FLOAT(OFS_PARM3)*64);
674 }
675
676 // #92 vector(vector org[, float lpflag]) getlight (DP_QC_GETLIGHT)
677 static void VM_CL_getlight (prvm_prog_t *prog)
678 {
679         vec3_t ambientcolor, diffusecolor, diffusenormal;
680         vec_t *p;
681
682         VM_SAFEPARMCOUNTRANGE(1, 3, VM_CL_getlight);
683
684         p = PRVM_G_VECTOR(OFS_PARM0);
685         VectorClear(ambientcolor);
686         VectorClear(diffusecolor);
687         VectorClear(diffusenormal);
688         if (prog->argc >= 2)
689                 R_CompleteLightPoint(ambientcolor, diffusecolor, diffusenormal, p, PRVM_G_FLOAT(OFS_PARM1));
690         else if (cl.worldmodel && cl.worldmodel->brush.LightPoint)
691                 cl.worldmodel->brush.LightPoint(cl.worldmodel, p, ambientcolor, diffusecolor, diffusenormal);
692         VectorMA(ambientcolor, 0.5, diffusecolor, PRVM_G_VECTOR(OFS_RETURN));
693         if (PRVM_clientglobalvector(getlight_ambient))
694                 VectorCopy(ambientcolor, PRVM_clientglobalvector(getlight_ambient));
695         if (PRVM_clientglobalvector(getlight_diffuse))
696                 VectorCopy(diffusecolor, PRVM_clientglobalvector(getlight_diffuse));
697         if (PRVM_clientglobalvector(getlight_dir))
698                 VectorCopy(diffusenormal, PRVM_clientglobalvector(getlight_dir));
699 }
700
701 //============================================================================
702 //[515]: SCENE MANAGER builtins
703
704 void CSQC_R_RecalcView (void)
705 {
706         extern matrix4x4_t viewmodelmatrix_nobob;
707         extern matrix4x4_t viewmodelmatrix_withbob;
708         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);
709         Matrix4x4_Copy(&viewmodelmatrix_nobob, &r_refdef.view.matrix);
710         Matrix4x4_ConcatScale(&viewmodelmatrix_nobob, cl_viewmodel_scale.value);
711         Matrix4x4_Concat(&viewmodelmatrix_withbob, &r_refdef.view.matrix, &cl.csqc_viewmodelmatrixfromengine);
712 }
713
714 //#300 void() clearscene (EXT_CSQC)
715 static void VM_CL_R_ClearScene (prvm_prog_t *prog)
716 {
717         VM_SAFEPARMCOUNT(0, VM_CL_R_ClearScene);
718         // clear renderable entity and light lists
719         r_refdef.scene.numentities = 0;
720         r_refdef.scene.numlights = 0;
721         // restore the view settings to the values that VM_CL_UpdateView received from the client code
722         r_refdef.view = csqc_original_r_refdef_view;
723         VectorCopy(cl.csqc_vieworiginfromengine, cl.csqc_vieworigin);
724         VectorCopy(cl.csqc_viewanglesfromengine, cl.csqc_viewangles);
725         cl.csqc_vidvars.drawworld = r_drawworld.integer != 0;
726         cl.csqc_vidvars.drawenginesbar = false;
727         cl.csqc_vidvars.drawcrosshair = false;
728         CSQC_R_RecalcView();
729 }
730
731 //#301 void(float mask) addentities (EXT_CSQC)
732 static void VM_CL_R_AddEntities (prvm_prog_t *prog)
733 {
734         double t = Sys_DirtyTime();
735         int                     i, drawmask;
736         prvm_edict_t *ed;
737         VM_SAFEPARMCOUNT(1, VM_CL_R_AddEntities);
738         drawmask = (int)PRVM_G_FLOAT(OFS_PARM0);
739         CSQC_RelinkAllEntities(drawmask);
740         CL_RelinkLightFlashes();
741
742         PRVM_clientglobalfloat(time) = cl.time;
743         for(i=1;i<prog->num_edicts;i++)
744         {
745                 // so we can easily check if CSQC entity #edictnum is currently drawn
746                 cl.csqcrenderentities[i].entitynumber = 0;
747                 ed = &prog->edicts[i];
748                 if(ed->priv.required->free)
749                         continue;
750                 CSQC_Think(ed);
751                 if(ed->priv.required->free)
752                         continue;
753                 // note that for RF_USEAXIS entities, Predraw sets v_forward/v_right/v_up globals that are read by CSQC_AddRenderEdict
754                 CSQC_Predraw(ed);
755                 if(ed->priv.required->free)
756                         continue;
757                 if(!((int)PRVM_clientedictfloat(ed, drawmask) & drawmask))
758                         continue;
759                 CSQC_AddRenderEdict(ed, i);
760         }
761
762         // callprofile fixing hack: do not include this time in what is counted for CSQC_UpdateView
763         t = Sys_DirtyTime() - t;if (t < 0 || t >= 1800) t = 0;
764         prog->functions[PRVM_clientfunction(CSQC_UpdateView)].totaltime -= t;
765 }
766
767 //#302 void(entity ent) addentity (EXT_CSQC)
768 static void VM_CL_R_AddEntity (prvm_prog_t *prog)
769 {
770         double t = Sys_DirtyTime();
771         VM_SAFEPARMCOUNT(1, VM_CL_R_AddEntity);
772         CSQC_AddRenderEdict(PRVM_G_EDICT(OFS_PARM0), 0);
773         t = Sys_DirtyTime() - t;if (t < 0 || t >= 1800) t = 0;
774         prog->functions[PRVM_clientfunction(CSQC_UpdateView)].totaltime -= t;
775 }
776
777 //#303 float(float property, ...) setproperty (EXT_CSQC)
778 //#303 float(float property) getproperty
779 //#303 vector(float property) getpropertyvec
780 //#309 float(float property) getproperty
781 //#309 vector(float property) getpropertyvec
782 // VorteX: make this function be able to return previously set property if new value is not given
783 static void VM_CL_R_SetView (prvm_prog_t *prog)
784 {
785         int             c;
786         float   *f;
787         float   k;
788
789         VM_SAFEPARMCOUNTRANGE(1, 3, VM_CL_R_SetView);
790
791         c = (int)PRVM_G_FLOAT(OFS_PARM0);
792
793         // return value?
794         if (prog->argc < 2)
795         {
796                 switch(c)
797                 {
798                 case VF_MIN:
799                         VectorSet(PRVM_G_VECTOR(OFS_RETURN), r_refdef.view.x, r_refdef.view.y, 0);
800                         break;
801                 case VF_MIN_X:
802                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.x;
803                         break;
804                 case VF_MIN_Y:
805                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.y;
806                         break;
807                 case VF_SIZE:
808                         VectorSet(PRVM_G_VECTOR(OFS_RETURN), r_refdef.view.width, r_refdef.view.height, 0);
809                         break;
810                 case VF_SIZE_X:
811                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.width;
812                         break;
813                 case VF_SIZE_Y:
814                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.height;
815                         break;
816                 case VF_VIEWPORT:
817                         VM_Warning(prog, "VM_CL_R_GetView : VF_VIEWPORT can't be retrieved, use VF_MIN/VF_SIZE instead\n");
818                         break;
819                 case VF_FOV:
820                         VectorSet(PRVM_G_VECTOR(OFS_RETURN), r_refdef.view.ortho_x, r_refdef.view.ortho_y, 0);
821                         break;
822                 case VF_FOVX:
823                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.ortho_x;
824                         break;
825                 case VF_FOVY:
826                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.ortho_y;
827                         break;
828                 case VF_ORIGIN:
829                         VectorCopy(cl.csqc_vieworigin, PRVM_G_VECTOR(OFS_RETURN));
830                         break;
831                 case VF_ORIGIN_X:
832                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vieworigin[0];
833                         break;
834                 case VF_ORIGIN_Y:
835                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vieworigin[1];
836                         break;
837                 case VF_ORIGIN_Z:
838                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vieworigin[2];
839                         break;
840                 case VF_ANGLES:
841                         VectorCopy(cl.csqc_viewangles, PRVM_G_VECTOR(OFS_RETURN));
842                         break;
843                 case VF_ANGLES_X:
844                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_viewangles[0];
845                         break;
846                 case VF_ANGLES_Y:
847                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_viewangles[1];
848                         break;
849                 case VF_ANGLES_Z:
850                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_viewangles[2];
851                         break;
852                 case VF_DRAWWORLD:
853                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vidvars.drawworld;
854                         break;
855                 case VF_DRAWENGINESBAR:
856                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vidvars.drawenginesbar;
857                         break;
858                 case VF_DRAWCROSSHAIR:
859                         PRVM_G_FLOAT(OFS_RETURN) = cl.csqc_vidvars.drawcrosshair;
860                         break;
861                 case VF_CL_VIEWANGLES:
862                         VectorCopy(cl.viewangles, PRVM_G_VECTOR(OFS_RETURN));;
863                         break;
864                 case VF_CL_VIEWANGLES_X:
865                         PRVM_G_FLOAT(OFS_RETURN) = cl.viewangles[0];
866                         break;
867                 case VF_CL_VIEWANGLES_Y:
868                         PRVM_G_FLOAT(OFS_RETURN) = cl.viewangles[1];
869                         break;
870                 case VF_CL_VIEWANGLES_Z:
871                         PRVM_G_FLOAT(OFS_RETURN) = cl.viewangles[2];
872                         break;
873                 case VF_PERSPECTIVE:
874                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.useperspective;
875                         break;
876                 case VF_CLEARSCREEN:
877                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.isoverlay;
878                         break;
879                 case VF_MAINVIEW:
880                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.ismain;
881                         break;
882                 case VF_FOG_DENSITY:
883                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_density;
884                         break;
885                 case VF_FOG_COLOR:
886                         PRVM_G_VECTOR(OFS_RETURN)[0] = r_refdef.fog_red;
887                         PRVM_G_VECTOR(OFS_RETURN)[1] = r_refdef.fog_green;
888                         PRVM_G_VECTOR(OFS_RETURN)[2] = r_refdef.fog_blue;
889                         break;
890                 case VF_FOG_COLOR_R:
891                         PRVM_G_VECTOR(OFS_RETURN)[0] = r_refdef.fog_red;
892                         break;
893                 case VF_FOG_COLOR_G:
894                         PRVM_G_VECTOR(OFS_RETURN)[1] = r_refdef.fog_green;
895                         break;
896                 case VF_FOG_COLOR_B:
897                         PRVM_G_VECTOR(OFS_RETURN)[2] = r_refdef.fog_blue;
898                         break;
899                 case VF_FOG_ALPHA:
900                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_alpha;
901                         break;
902                 case VF_FOG_START:
903                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_start;
904                         break;
905                 case VF_FOG_END:
906                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_end;
907                         break;
908                 case VF_FOG_HEIGHT:
909                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_height;
910                         break;
911                 case VF_FOG_FADEDEPTH:
912                         PRVM_G_FLOAT(OFS_RETURN) = r_refdef.fog_fadedepth;
913                         break;
914                 default:
915                         PRVM_G_FLOAT(OFS_RETURN) = 0;
916                         VM_Warning(prog, "VM_CL_R_GetView : unknown parm %i\n", c);
917                         return;
918                 }
919                 return;
920         }
921
922         f = PRVM_G_VECTOR(OFS_PARM1);
923         k = PRVM_G_FLOAT(OFS_PARM1);
924         switch(c)
925         {
926         case VF_MIN:
927                 r_refdef.view.x = (int)(f[0]);
928                 r_refdef.view.y = (int)(f[1]);
929                 DrawQ_RecalcView();
930                 break;
931         case VF_MIN_X:
932                 r_refdef.view.x = (int)(k);
933                 DrawQ_RecalcView();
934                 break;
935         case VF_MIN_Y:
936                 r_refdef.view.y = (int)(k);
937                 DrawQ_RecalcView();
938                 break;
939         case VF_SIZE:
940                 r_refdef.view.width = (int)(f[0]);
941                 r_refdef.view.height = (int)(f[1]);
942                 DrawQ_RecalcView();
943                 break;
944         case VF_SIZE_X:
945                 r_refdef.view.width = (int)(k);
946                 DrawQ_RecalcView();
947                 break;
948         case VF_SIZE_Y:
949                 r_refdef.view.height = (int)(k);
950                 DrawQ_RecalcView();
951                 break;
952         case VF_VIEWPORT:
953                 r_refdef.view.x = (int)(f[0]);
954                 r_refdef.view.y = (int)(f[1]);
955                 f = PRVM_G_VECTOR(OFS_PARM2);
956                 r_refdef.view.width = (int)(f[0]);
957                 r_refdef.view.height = (int)(f[1]);
958                 DrawQ_RecalcView();
959                 break;
960         case VF_FOV:
961                 r_refdef.view.frustum_x = tan(f[0] * M_PI / 360.0);r_refdef.view.ortho_x = f[0];
962                 r_refdef.view.frustum_y = tan(f[1] * M_PI / 360.0);r_refdef.view.ortho_y = f[1];
963                 break;
964         case VF_FOVX:
965                 r_refdef.view.frustum_x = tan(k * M_PI / 360.0);r_refdef.view.ortho_x = k;
966                 break;
967         case VF_FOVY:
968                 r_refdef.view.frustum_y = tan(k * M_PI / 360.0);r_refdef.view.ortho_y = k;
969                 break;
970         case VF_ORIGIN:
971                 VectorCopy(f, cl.csqc_vieworigin);
972                 CSQC_R_RecalcView();
973                 break;
974         case VF_ORIGIN_X:
975                 cl.csqc_vieworigin[0] = k;
976                 CSQC_R_RecalcView();
977                 break;
978         case VF_ORIGIN_Y:
979                 cl.csqc_vieworigin[1] = k;
980                 CSQC_R_RecalcView();
981                 break;
982         case VF_ORIGIN_Z:
983                 cl.csqc_vieworigin[2] = k;
984                 CSQC_R_RecalcView();
985                 break;
986         case VF_ANGLES:
987                 VectorCopy(f, cl.csqc_viewangles);
988                 CSQC_R_RecalcView();
989                 break;
990         case VF_ANGLES_X:
991                 cl.csqc_viewangles[0] = k;
992                 CSQC_R_RecalcView();
993                 break;
994         case VF_ANGLES_Y:
995                 cl.csqc_viewangles[1] = k;
996                 CSQC_R_RecalcView();
997                 break;
998         case VF_ANGLES_Z:
999                 cl.csqc_viewangles[2] = k;
1000                 CSQC_R_RecalcView();
1001                 break;
1002         case VF_DRAWWORLD:
1003                 cl.csqc_vidvars.drawworld = ((k != 0) && r_drawworld.integer);
1004                 break;
1005         case VF_DRAWENGINESBAR:
1006                 cl.csqc_vidvars.drawenginesbar = k != 0;
1007                 break;
1008         case VF_DRAWCROSSHAIR:
1009                 cl.csqc_vidvars.drawcrosshair = k != 0;
1010                 break;
1011         case VF_CL_VIEWANGLES:
1012                 VectorCopy(f, cl.viewangles);
1013                 break;
1014         case VF_CL_VIEWANGLES_X:
1015                 cl.viewangles[0] = k;
1016                 break;
1017         case VF_CL_VIEWANGLES_Y:
1018                 cl.viewangles[1] = k;
1019                 break;
1020         case VF_CL_VIEWANGLES_Z:
1021                 cl.viewangles[2] = k;
1022                 break;
1023         case VF_PERSPECTIVE:
1024                 r_refdef.view.useperspective = k != 0;
1025                 break;
1026         case VF_CLEARSCREEN:
1027                 r_refdef.view.isoverlay = !k;
1028                 break;
1029         case VF_MAINVIEW:
1030                 PRVM_G_FLOAT(OFS_RETURN) = r_refdef.view.ismain;
1031                 break;
1032         case VF_FOG_DENSITY:
1033                 r_refdef.fog_density = k;
1034                 break;
1035         case VF_FOG_COLOR:
1036                 r_refdef.fog_red = f[0];
1037                 r_refdef.fog_green = f[1];
1038                 r_refdef.fog_blue = f[2];
1039                 break;
1040         case VF_FOG_COLOR_R:
1041                 r_refdef.fog_red = k;
1042                 break;
1043         case VF_FOG_COLOR_G:
1044                 r_refdef.fog_green = k;
1045                 break;
1046         case VF_FOG_COLOR_B:
1047                 r_refdef.fog_blue = k;
1048                 break;
1049         case VF_FOG_ALPHA:
1050                 r_refdef.fog_alpha = k;
1051                 break;
1052         case VF_FOG_START:
1053                 r_refdef.fog_start = k;
1054                 break;
1055         case VF_FOG_END:
1056                 r_refdef.fog_end = k;
1057                 break;
1058         case VF_FOG_HEIGHT:
1059                 r_refdef.fog_height = k;
1060                 break;
1061         case VF_FOG_FADEDEPTH:
1062                 r_refdef.fog_fadedepth = k;
1063                 break;
1064         default:
1065                 PRVM_G_FLOAT(OFS_RETURN) = 0;
1066                 VM_Warning(prog, "VM_CL_R_SetView : unknown parm %i\n", c);
1067                 return;
1068         }
1069         PRVM_G_FLOAT(OFS_RETURN) = 1;
1070 }
1071
1072 //#305 void(vector org, float radius, vector lightcolours[, float style, string cubemapname, float pflags]) adddynamiclight (EXT_CSQC)
1073 static void VM_CL_R_AddDynamicLight (prvm_prog_t *prog)
1074 {
1075         double t = Sys_DirtyTime();
1076         vec_t *org;
1077         float radius = 300;
1078         vec_t *col;
1079         int style = -1;
1080         const char *cubemapname = NULL;
1081         int pflags = PFLAGS_CORONA | PFLAGS_FULLDYNAMIC;
1082         float coronaintensity = 1;
1083         float coronasizescale = 0.25;
1084         qboolean castshadow = true;
1085         float ambientscale = 0;
1086         float diffusescale = 1;
1087         float specularscale = 1;
1088         matrix4x4_t matrix;
1089         vec3_t forward, left, up;
1090         VM_SAFEPARMCOUNTRANGE(3, 8, VM_CL_R_AddDynamicLight);
1091
1092         // if we've run out of dlights, just return
1093         if (r_refdef.scene.numlights >= MAX_DLIGHTS)
1094                 return;
1095
1096         org = PRVM_G_VECTOR(OFS_PARM0);
1097         radius = PRVM_G_FLOAT(OFS_PARM1);
1098         col = PRVM_G_VECTOR(OFS_PARM2);
1099         if (prog->argc >= 4)
1100         {
1101                 style = (int)PRVM_G_FLOAT(OFS_PARM3);
1102                 if (style >= MAX_LIGHTSTYLES)
1103                 {
1104                         Con_DPrintf("VM_CL_R_AddDynamicLight: out of bounds lightstyle index %i\n", style);
1105                         style = -1;
1106                 }
1107         }
1108         if (prog->argc >= 5)
1109                 cubemapname = PRVM_G_STRING(OFS_PARM4);
1110         if (prog->argc >= 6)
1111                 pflags = (int)PRVM_G_FLOAT(OFS_PARM5);
1112         coronaintensity = (pflags & PFLAGS_CORONA) != 0;
1113         castshadow = (pflags & PFLAGS_NOSHADOW) == 0;
1114
1115         VectorScale(PRVM_clientglobalvector(v_forward), radius, forward);
1116         VectorScale(PRVM_clientglobalvector(v_right), -radius, left);
1117         VectorScale(PRVM_clientglobalvector(v_up), radius, up);
1118         Matrix4x4_FromVectors(&matrix, forward, left, up, org);
1119
1120         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);
1121         r_refdef.scene.lights[r_refdef.scene.numlights] = &r_refdef.scene.templights[r_refdef.scene.numlights];r_refdef.scene.numlights++;
1122         t = Sys_DirtyTime() - t;if (t < 0 || t >= 1800) t = 0;
1123         prog->functions[PRVM_clientfunction(CSQC_UpdateView)].totaltime -= t;
1124 }
1125
1126 //============================================================================
1127
1128 //#310 vector (vector v) cs_unproject (EXT_CSQC)
1129 static void VM_CL_unproject (prvm_prog_t *prog)
1130 {
1131         float   *f;
1132         vec3_t  temp;
1133
1134         VM_SAFEPARMCOUNT(1, VM_CL_unproject);
1135         f = PRVM_G_VECTOR(OFS_PARM0);
1136         VectorSet(temp,
1137                 f[2],
1138                 (-1.0 + 2.0 * (f[0] / vid_conwidth.integer)) * f[2] * -r_refdef.view.frustum_x,
1139                 (-1.0 + 2.0 * (f[1] / vid_conheight.integer)) * f[2] * -r_refdef.view.frustum_y);
1140         if(v_flipped.integer)
1141                 temp[1] = -temp[1];
1142         Matrix4x4_Transform(&r_refdef.view.matrix, temp, PRVM_G_VECTOR(OFS_RETURN));
1143 }
1144
1145 //#311 vector (vector v) cs_project (EXT_CSQC)
1146 static void VM_CL_project (prvm_prog_t *prog)
1147 {
1148         float   *f;
1149         vec3_t  v;
1150         matrix4x4_t m;
1151
1152         VM_SAFEPARMCOUNT(1, VM_CL_project);
1153         f = PRVM_G_VECTOR(OFS_PARM0);
1154         Matrix4x4_Invert_Simple(&m, &r_refdef.view.matrix);
1155         Matrix4x4_Transform(&m, f, v);
1156         if(v_flipped.integer)
1157                 v[1] = -v[1];
1158         VectorSet(PRVM_G_VECTOR(OFS_RETURN),
1159                 vid_conwidth.integer * (0.5*(1.0+v[1]/v[0]/-r_refdef.view.frustum_x)),
1160                 vid_conheight.integer * (0.5*(1.0+v[2]/v[0]/-r_refdef.view.frustum_y)),
1161                 v[0]);
1162         // explanation:
1163         // after transforming, relative position to viewport (0..1) = 0.5 * (1 + v[2]/v[0]/-frustum_{x \or y})
1164         // as 2D drawing honors the viewport too, to get the same pixel, we simply multiply this by conwidth/height
1165 }
1166
1167 //#330 float(float stnum) getstatf (EXT_CSQC)
1168 static void VM_CL_getstatf (prvm_prog_t *prog)
1169 {
1170         int i;
1171         union
1172         {
1173                 float f;
1174                 int l;
1175         }dat;
1176         VM_SAFEPARMCOUNT(1, VM_CL_getstatf);
1177         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1178         if(i < 0 || i >= MAX_CL_STATS)
1179         {
1180                 VM_Warning(prog, "VM_CL_getstatf: index>=MAX_CL_STATS or index<0\n");
1181                 return;
1182         }
1183         dat.l = cl.stats[i];
1184         PRVM_G_FLOAT(OFS_RETURN) =  dat.f;
1185 }
1186
1187 //#331 float(float stnum) getstati (EXT_CSQC)
1188 static void VM_CL_getstati (prvm_prog_t *prog)
1189 {
1190         int i, index;
1191         int firstbit, bitcount;
1192
1193         VM_SAFEPARMCOUNTRANGE(1, 3, VM_CL_getstati);
1194
1195         index = (int)PRVM_G_FLOAT(OFS_PARM0);
1196         if (prog->argc > 1)
1197         {
1198                 firstbit = (int)PRVM_G_FLOAT(OFS_PARM1);
1199                 if (prog->argc > 2)
1200                         bitcount = (int)PRVM_G_FLOAT(OFS_PARM2);
1201                 else
1202                         bitcount = 1;
1203         }
1204         else
1205         {
1206                 firstbit = 0;
1207                 bitcount = 32;
1208         }
1209
1210         if(index < 0 || index >= MAX_CL_STATS)
1211         {
1212                 VM_Warning(prog, "VM_CL_getstati: index>=MAX_CL_STATS or index<0\n");
1213                 return;
1214         }
1215         i = cl.stats[index];
1216         if (bitcount != 32)     //32 causes the mask to overflow, so there's nothing to subtract from.
1217                 i = (((unsigned int)i)&(((1<<bitcount)-1)<<firstbit))>>firstbit;
1218         PRVM_G_FLOAT(OFS_RETURN) = i;
1219 }
1220
1221 //#332 string(float firststnum) getstats (EXT_CSQC)
1222 static void VM_CL_getstats (prvm_prog_t *prog)
1223 {
1224         int i;
1225         char t[17];
1226         VM_SAFEPARMCOUNT(1, VM_CL_getstats);
1227         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1228         if(i < 0 || i > MAX_CL_STATS-4)
1229         {
1230                 PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1231                 VM_Warning(prog, "VM_CL_getstats: index>MAX_CL_STATS-4 or index<0\n");
1232                 return;
1233         }
1234         strlcpy(t, (char*)&cl.stats[i], sizeof(t));
1235         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(prog, t);
1236 }
1237
1238 //#333 void(entity e, float mdlindex) setmodelindex (EXT_CSQC)
1239 static void VM_CL_setmodelindex (prvm_prog_t *prog)
1240 {
1241         int                             i;
1242         prvm_edict_t    *t;
1243         struct model_s  *model;
1244
1245         VM_SAFEPARMCOUNT(2, VM_CL_setmodelindex);
1246
1247         t = PRVM_G_EDICT(OFS_PARM0);
1248
1249         i = (int)PRVM_G_FLOAT(OFS_PARM1);
1250
1251         PRVM_clientedictstring(t, model) = 0;
1252         PRVM_clientedictfloat(t, modelindex) = 0;
1253
1254         if (!i)
1255                 return;
1256
1257         model = CL_GetModelByIndex(i);
1258         if (!model)
1259         {
1260                 VM_Warning(prog, "VM_CL_setmodelindex: null model\n");
1261                 return;
1262         }
1263         PRVM_clientedictstring(t, model) = PRVM_SetEngineString(prog, model->name);
1264         PRVM_clientedictfloat(t, modelindex) = i;
1265
1266         // TODO: check if this breaks needed consistency and maybe add a cvar for it too?? [1/10/2008 Black]
1267         if (model)
1268         {
1269                 SetMinMaxSize (prog, t, model->normalmins, model->normalmaxs);
1270         }
1271         else
1272                 SetMinMaxSize (prog, t, vec3_origin, vec3_origin);
1273 }
1274
1275 //#334 string(float mdlindex) modelnameforindex (EXT_CSQC)
1276 static void VM_CL_modelnameforindex (prvm_prog_t *prog)
1277 {
1278         dp_model_t *model;
1279
1280         VM_SAFEPARMCOUNT(1, VM_CL_modelnameforindex);
1281
1282         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1283         model = CL_GetModelByIndex((int)PRVM_G_FLOAT(OFS_PARM0));
1284         PRVM_G_INT(OFS_RETURN) = model ? PRVM_SetEngineString(prog, model->name) : 0;
1285 }
1286
1287 //#335 float(string effectname) particleeffectnum (EXT_CSQC)
1288 static void VM_CL_particleeffectnum (prvm_prog_t *prog)
1289 {
1290         int                     i;
1291         VM_SAFEPARMCOUNT(1, VM_CL_particleeffectnum);
1292         i = CL_ParticleEffectIndexForName(PRVM_G_STRING(OFS_PARM0));
1293         if (i == 0)
1294                 i = -1;
1295         PRVM_G_FLOAT(OFS_RETURN) = i;
1296 }
1297
1298 // #336 void(entity ent, float effectnum, vector start, vector end[, float color]) trailparticles (EXT_CSQC)
1299 static void VM_CL_trailparticles (prvm_prog_t *prog)
1300 {
1301         int                             i;
1302         float                   *start, *end;
1303         prvm_edict_t    *t;
1304         VM_SAFEPARMCOUNTRANGE(4, 5, VM_CL_trailparticles);
1305
1306         t = PRVM_G_EDICT(OFS_PARM0);
1307         i               = (int)PRVM_G_FLOAT(OFS_PARM1);
1308         start   = PRVM_G_VECTOR(OFS_PARM2);
1309         end             = PRVM_G_VECTOR(OFS_PARM3);
1310
1311         if (i < 0)
1312                 return;
1313         CL_ParticleEffect(i, 1, start, end, PRVM_clientedictvector(t, velocity), PRVM_clientedictvector(t, velocity), NULL, prog->argc >= 5 ? (int)PRVM_G_FLOAT(OFS_PARM4) : 0);
1314 }
1315
1316 //#337 void(float effectnum, vector origin, vector dir, float count[, float color]) pointparticles (EXT_CSQC)
1317 static void VM_CL_pointparticles (prvm_prog_t *prog)
1318 {
1319         int                     i;
1320         float n;
1321         float           *f, *v;
1322         VM_SAFEPARMCOUNTRANGE(4, 5, VM_CL_pointparticles);
1323         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1324         f = PRVM_G_VECTOR(OFS_PARM1);
1325         v = PRVM_G_VECTOR(OFS_PARM2);
1326         n = PRVM_G_FLOAT(OFS_PARM3);
1327         if (i < 0)
1328                 return;
1329         CL_ParticleEffect(i, n, f, f, v, v, NULL, prog->argc >= 5 ? (int)PRVM_G_FLOAT(OFS_PARM4) : 0);
1330 }
1331
1332 //#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)
1333 static void VM_CL_boxparticles (prvm_prog_t *prog)
1334 {
1335         int effectnum;
1336         // prvm_edict_t *own;
1337         float *origin_from, *origin_to, *dir_from, *dir_to;
1338         float count;
1339         int flags;
1340         float tintmins[4], tintmaxs[4];
1341         VM_SAFEPARMCOUNTRANGE(7, 8, VM_CL_boxparticles);
1342
1343         effectnum = (int)PRVM_G_FLOAT(OFS_PARM0);
1344         // own = PRVM_G_EDICT(OFS_PARM1); // TODO find use for this
1345         origin_from = PRVM_G_VECTOR(OFS_PARM2);
1346         origin_to = PRVM_G_VECTOR(OFS_PARM3);
1347         dir_from = PRVM_G_VECTOR(OFS_PARM4);
1348         dir_to = PRVM_G_VECTOR(OFS_PARM5);
1349         count = PRVM_G_FLOAT(OFS_PARM6);
1350         if(prog->argc >= 8)
1351                 flags = PRVM_G_FLOAT(OFS_PARM7);
1352         else
1353                 flags = 0;
1354         Vector4Set(tintmins, 1, 1, 1, 1);
1355         Vector4Set(tintmaxs, 1, 1, 1, 1);
1356         if(flags & 1) // read alpha
1357         {
1358                 tintmins[3] = PRVM_clientglobalfloat(particles_alphamin);
1359                 tintmaxs[3] = PRVM_clientglobalfloat(particles_alphamax);
1360         }
1361         if(flags & 2) // read color
1362         {
1363                 VectorCopy(PRVM_clientglobalvector(particles_colormin), tintmins);
1364                 VectorCopy(PRVM_clientglobalvector(particles_colormax), tintmaxs);
1365         }
1366         if (effectnum < 0)
1367                 return;
1368         CL_ParticleTrail(effectnum, count, origin_from, origin_to, dir_from, dir_to, NULL, 0, true, true, tintmins, tintmaxs);
1369 }
1370
1371 //#531 void(float pause) setpause
1372 static void VM_CL_setpause(prvm_prog_t *prog)
1373 {
1374         VM_SAFEPARMCOUNT(1, VM_CL_setpause);
1375         if ((int)PRVM_G_FLOAT(OFS_PARM0) != 0)
1376                 cl.csqc_paused = true;
1377         else
1378                 cl.csqc_paused = false;
1379 }
1380
1381 //#343 void(float usecursor) setcursormode (DP_CSQC)
1382 static void VM_CL_setcursormode (prvm_prog_t *prog)
1383 {
1384         VM_SAFEPARMCOUNT(1, VM_CL_setcursormode);
1385         cl.csqc_wantsmousemove = PRVM_G_FLOAT(OFS_PARM0) != 0;
1386         cl_ignoremousemoves = 2;
1387 }
1388
1389 //#344 vector() getmousepos (DP_CSQC)
1390 static void VM_CL_getmousepos(prvm_prog_t *prog)
1391 {
1392         VM_SAFEPARMCOUNT(0,VM_CL_getmousepos);
1393
1394         if (key_consoleactive || key_dest != key_game)
1395                 VectorSet(PRVM_G_VECTOR(OFS_RETURN), 0, 0, 0);
1396         else if (cl.csqc_wantsmousemove)
1397                 VectorSet(PRVM_G_VECTOR(OFS_RETURN), in_windowmouse_x * vid_conwidth.integer / vid.width, in_windowmouse_y * vid_conheight.integer / vid.height, 0);
1398         else
1399                 VectorSet(PRVM_G_VECTOR(OFS_RETURN), in_mouse_x * vid_conwidth.integer / vid.width, in_mouse_y * vid_conheight.integer / vid.height, 0);
1400 }
1401
1402 //#345 float(float framenum) getinputstate (EXT_CSQC)
1403 static void VM_CL_getinputstate (prvm_prog_t *prog)
1404 {
1405         int i, frame;
1406         VM_SAFEPARMCOUNT(1, VM_CL_getinputstate);
1407         frame = (int)PRVM_G_FLOAT(OFS_PARM0);
1408         PRVM_G_FLOAT(OFS_RETURN) = false;
1409         for (i = 0;i < CL_MAX_USERCMDS;i++)
1410         {
1411                 if (cl.movecmd[i].sequence == frame)
1412                 {
1413                         VectorCopy(cl.movecmd[i].viewangles, PRVM_clientglobalvector(input_angles));
1414                         PRVM_clientglobalfloat(input_buttons) = cl.movecmd[i].buttons; // FIXME: this should not be directly exposed to csqc (translation layer needed?)
1415                         PRVM_clientglobalvector(input_movevalues)[0] = cl.movecmd[i].forwardmove;
1416                         PRVM_clientglobalvector(input_movevalues)[1] = cl.movecmd[i].sidemove;
1417                         PRVM_clientglobalvector(input_movevalues)[2] = cl.movecmd[i].upmove;
1418                         PRVM_clientglobalfloat(input_timelength) = cl.movecmd[i].frametime;
1419                         if(cl.movecmd[i].crouch)
1420                         {
1421                                 VectorCopy(cl.playercrouchmins, PRVM_clientglobalvector(pmove_mins));
1422                                 VectorCopy(cl.playercrouchmaxs, PRVM_clientglobalvector(pmove_maxs));
1423                         }
1424                         else
1425                         {
1426                                 VectorCopy(cl.playerstandmins, PRVM_clientglobalvector(pmove_mins));
1427                                 VectorCopy(cl.playerstandmaxs, PRVM_clientglobalvector(pmove_maxs));
1428                         }
1429                         PRVM_G_FLOAT(OFS_RETURN) = true;
1430                 }
1431         }
1432 }
1433
1434 //#346 void(float sens) setsensitivityscaler (EXT_CSQC)
1435 static void VM_CL_setsensitivityscale (prvm_prog_t *prog)
1436 {
1437         VM_SAFEPARMCOUNT(1, VM_CL_setsensitivityscale);
1438         cl.sensitivityscale = PRVM_G_FLOAT(OFS_PARM0);
1439 }
1440
1441 //#347 void() runstandardplayerphysics (EXT_CSQC)
1442 static void VM_CL_runplayerphysics (prvm_prog_t *prog)
1443 {
1444 }
1445
1446 //#348 string(float playernum, string keyname) getplayerkeyvalue (EXT_CSQC)
1447 static void VM_CL_getplayerkey (prvm_prog_t *prog)
1448 {
1449         int                     i;
1450         char            t[128];
1451         const char      *c;
1452
1453         VM_SAFEPARMCOUNT(2, VM_CL_getplayerkey);
1454
1455         i = (int)PRVM_G_FLOAT(OFS_PARM0);
1456         c = PRVM_G_STRING(OFS_PARM1);
1457         PRVM_G_INT(OFS_RETURN) = OFS_NULL;
1458         Sbar_SortFrags();
1459
1460         if (i < 0)
1461                 i = Sbar_GetSortedPlayerIndex(-1-i);
1462         if(i < 0 || i >= cl.maxclients)
1463                 return;
1464
1465         t[0] = 0;
1466
1467         if(!strcasecmp(c, "name"))
1468                 strlcpy(t, cl.scores[i].name, sizeof(t));
1469         else
1470                 if(!strcasecmp(c, "frags"))
1471                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].frags);
1472         else
1473                 if(!strcasecmp(c, "ping"))
1474                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].qw_ping);
1475         else
1476                 if(!strcasecmp(c, "pl"))
1477                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].qw_packetloss);
1478         else
1479                 if(!strcasecmp(c, "movementloss"))
1480                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].qw_movementloss);
1481         else
1482                 if(!strcasecmp(c, "entertime"))
1483                         dpsnprintf(t, sizeof(t), "%f", cl.scores[i].qw_entertime);
1484         else
1485                 if(!strcasecmp(c, "colors"))
1486                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].colors);
1487         else
1488                 if(!strcasecmp(c, "topcolor"))
1489                         dpsnprintf(t, sizeof(t), "%i", cl.scores[i].colors & 0xf0);
1490         else
1491                 if(!strcasecmp(c, "bottomcolor"))
1492                         dpsnprintf(t, sizeof(t), "%i", (cl.scores[i].colors &15)<<4);
1493         else
1494                 if(!strcasecmp(c, "viewentity"))
1495                         dpsnprintf(t, sizeof(t), "%i", i+1);
1496         else
1497                 if(gamemode == GAME_XONOTIC && !strcasecmp(c, "TEMPHACK_origin"))
1498                 {
1499                         // PLEASE REMOVE THIS once deltalisten() of EXT_CSQC_1
1500                         // is implemented, or Xonotic uses CSQC-networked
1501                         // players, whichever comes first
1502                         entity_t *e = cl.entities + (i+1);
1503                         if(e->state_current.active)
1504                         {
1505                                 vec3_t origin;
1506                                 Matrix4x4_OriginFromMatrix(&e->render.matrix, origin);
1507                                 dpsnprintf(t, sizeof(t), "%.9g %.9g %.9g", origin[0], origin[1], origin[2]);
1508                         }
1509                 }
1510         if(!t[0])
1511                 return;
1512         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(prog, t);
1513 }
1514
1515 //#351 void(vector origin, vector forward, vector right, vector up) SetListener (EXT_CSQC)
1516 static void VM_CL_setlistener (prvm_prog_t *prog)
1517 {
1518         VM_SAFEPARMCOUNT(4, VM_CL_setlistener);
1519         Matrix4x4_FromVectors(&cl.csqc_listenermatrix, PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), PRVM_G_VECTOR(OFS_PARM3), PRVM_G_VECTOR(OFS_PARM0));
1520         cl.csqc_usecsqclistener = true; //use csqc listener at this frame
1521 }
1522
1523 //#352 void(string cmdname) registercommand (EXT_CSQC)
1524 static void VM_CL_registercmd (prvm_prog_t *prog)
1525 {
1526         char *t;
1527         VM_SAFEPARMCOUNT(1, VM_CL_registercmd);
1528         if(!Cmd_Exists(PRVM_G_STRING(OFS_PARM0)))
1529         {
1530                 size_t alloclen;
1531
1532                 alloclen = strlen(PRVM_G_STRING(OFS_PARM0)) + 1;
1533                 t = (char *)Z_Malloc(alloclen);
1534                 memcpy(t, PRVM_G_STRING(OFS_PARM0), alloclen);
1535                 Cmd_AddCommand(t, NULL, "console command created by QuakeC");
1536         }
1537         else
1538                 Cmd_AddCommand(PRVM_G_STRING(OFS_PARM0), NULL, "console command created by QuakeC");
1539
1540 }
1541
1542 //#360 float() readbyte (EXT_CSQC)
1543 static void VM_CL_ReadByte (prvm_prog_t *prog)
1544 {
1545         VM_SAFEPARMCOUNT(0, VM_CL_ReadByte);
1546         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadByte(&cl_message);
1547 }
1548
1549 //#361 float() readchar (EXT_CSQC)
1550 static void VM_CL_ReadChar (prvm_prog_t *prog)
1551 {
1552         VM_SAFEPARMCOUNT(0, VM_CL_ReadChar);
1553         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadChar(&cl_message);
1554 }
1555
1556 //#362 float() readshort (EXT_CSQC)
1557 static void VM_CL_ReadShort (prvm_prog_t *prog)
1558 {
1559         VM_SAFEPARMCOUNT(0, VM_CL_ReadShort);
1560         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadShort(&cl_message);
1561 }
1562
1563 //#363 float() readlong (EXT_CSQC)
1564 static void VM_CL_ReadLong (prvm_prog_t *prog)
1565 {
1566         VM_SAFEPARMCOUNT(0, VM_CL_ReadLong);
1567         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadLong(&cl_message);
1568 }
1569
1570 //#364 float() readcoord (EXT_CSQC)
1571 static void VM_CL_ReadCoord (prvm_prog_t *prog)
1572 {
1573         VM_SAFEPARMCOUNT(0, VM_CL_ReadCoord);
1574         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadCoord(&cl_message, cls.protocol);
1575 }
1576
1577 //#365 float() readangle (EXT_CSQC)
1578 static void VM_CL_ReadAngle (prvm_prog_t *prog)
1579 {
1580         VM_SAFEPARMCOUNT(0, VM_CL_ReadAngle);
1581         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadAngle(&cl_message, cls.protocol);
1582 }
1583
1584 //#366 string() readstring (EXT_CSQC)
1585 static void VM_CL_ReadString (prvm_prog_t *prog)
1586 {
1587         VM_SAFEPARMCOUNT(0, VM_CL_ReadString);
1588         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(prog, MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)));
1589 }
1590
1591 //#367 float() readfloat (EXT_CSQC)
1592 static void VM_CL_ReadFloat (prvm_prog_t *prog)
1593 {
1594         VM_SAFEPARMCOUNT(0, VM_CL_ReadFloat);
1595         PRVM_G_FLOAT(OFS_RETURN) = MSG_ReadFloat(&cl_message);
1596 }
1597
1598 //#501 string() readpicture (DP_CSQC_READWRITEPICTURE)
1599 extern cvar_t cl_readpicture_force;
1600 static void VM_CL_ReadPicture (prvm_prog_t *prog)
1601 {
1602         const char *name;
1603         unsigned char *data;
1604         unsigned char *buf;
1605         int size;
1606         int i;
1607         cachepic_t *pic;
1608
1609         VM_SAFEPARMCOUNT(0, VM_CL_ReadPicture);
1610
1611         name = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
1612         size = MSG_ReadShort(&cl_message);
1613
1614         // check if a texture of that name exists
1615         // if yes, it is used and the data is discarded
1616         // if not, the (low quality) data is used to build a new texture, whose name will get returned
1617
1618         pic = Draw_CachePic_Flags (name, CACHEPICFLAG_NOTPERSISTENT);
1619
1620         if(size)
1621         {
1622                 if(pic->tex == r_texture_notexture)
1623                         pic->tex = NULL; // don't overwrite the notexture by Draw_NewPic
1624                 if(pic->tex && !cl_readpicture_force.integer)
1625                 {
1626                         // texture found and loaded
1627                         // skip over the jpeg as we don't need it
1628                         for(i = 0; i < size; ++i)
1629                                 (void) MSG_ReadByte(&cl_message);
1630                 }
1631                 else
1632                 {
1633                         // texture not found
1634                         // use the attached jpeg as texture
1635                         buf = (unsigned char *) Mem_Alloc(tempmempool, size);
1636                         MSG_ReadBytes(&cl_message, size, buf);
1637                         data = JPEG_LoadImage_BGRA(buf, size, NULL);
1638                         Mem_Free(buf);
1639                         Draw_NewPic(name, image_width, image_height, false, data);
1640                         Mem_Free(data);
1641                 }
1642         }
1643
1644         PRVM_G_INT(OFS_RETURN) = PRVM_SetTempString(prog, name);
1645 }
1646
1647 //////////////////////////////////////////////////////////
1648
1649 static void VM_CL_makestatic (prvm_prog_t *prog)
1650 {
1651         prvm_edict_t *ent;
1652
1653         VM_SAFEPARMCOUNT(1, VM_CL_makestatic);
1654
1655         ent = PRVM_G_EDICT(OFS_PARM0);
1656         if (ent == prog->edicts)
1657         {
1658                 VM_Warning(prog, "makestatic: can not modify world entity\n");
1659                 return;
1660         }
1661         if (ent->priv.server->free)
1662         {
1663                 VM_Warning(prog, "makestatic: can not modify free entity\n");
1664                 return;
1665         }
1666
1667         if (cl.num_static_entities < cl.max_static_entities)
1668         {
1669                 int renderflags;
1670                 entity_t *staticent = &cl.static_entities[cl.num_static_entities++];
1671
1672                 // copy it to the current state
1673                 memset(staticent, 0, sizeof(*staticent));
1674                 staticent->render.model = CL_GetModelByIndex((int)PRVM_clientedictfloat(ent, modelindex));
1675                 staticent->render.framegroupblend[0].frame = (int)PRVM_clientedictfloat(ent, frame);
1676                 staticent->render.framegroupblend[0].lerp = 1;
1677                 // make torchs play out of sync
1678                 staticent->render.framegroupblend[0].start = lhrandom(-10, -1);
1679                 staticent->render.skinnum = (int)PRVM_clientedictfloat(ent, skin);
1680                 staticent->render.effects = (int)PRVM_clientedictfloat(ent, effects);
1681                 staticent->render.alpha = PRVM_clientedictfloat(ent, alpha);
1682                 staticent->render.scale = PRVM_clientedictfloat(ent, scale);
1683                 VectorCopy(PRVM_clientedictvector(ent, colormod), staticent->render.colormod);
1684                 VectorCopy(PRVM_clientedictvector(ent, glowmod), staticent->render.glowmod);
1685
1686                 // sanitize values
1687                 if (!staticent->render.alpha)
1688                         staticent->render.alpha = 1.0f;
1689                 if (!staticent->render.scale)
1690                         staticent->render.scale = 1.0f;
1691                 if (!VectorLength2(staticent->render.colormod))
1692                         VectorSet(staticent->render.colormod, 1, 1, 1);
1693                 if (!VectorLength2(staticent->render.glowmod))
1694                         VectorSet(staticent->render.glowmod, 1, 1, 1);
1695
1696                 renderflags = (int)PRVM_clientedictfloat(ent, renderflags);
1697                 if (renderflags & RF_USEAXIS)
1698                 {
1699                         vec3_t left;
1700                         VectorNegate(PRVM_clientglobalvector(v_right), left);
1701                         Matrix4x4_FromVectors(&staticent->render.matrix, PRVM_clientglobalvector(v_forward), left, PRVM_clientglobalvector(v_up), PRVM_clientedictvector(ent, origin));
1702                         Matrix4x4_Scale(&staticent->render.matrix, staticent->render.scale, 1);
1703                 }
1704                 else
1705                         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);
1706
1707                 // either fullbright or lit
1708                 if(!r_fullbright.integer)
1709                 {
1710                         if (!(staticent->render.effects & EF_FULLBRIGHT))
1711                                 staticent->render.flags |= RENDER_LIGHT;
1712                         else if(r_equalize_entities_fullbright.integer)
1713                                 staticent->render.flags |= RENDER_LIGHT | RENDER_EQUALIZE;
1714                 }
1715                 // turn off shadows from transparent objects
1716                 if (!(staticent->render.effects & (EF_NOSHADOW | EF_ADDITIVE | EF_NODEPTHTEST)) && (staticent->render.alpha >= 1))
1717                         staticent->render.flags |= RENDER_SHADOW;
1718                 if (staticent->render.effects & EF_NODEPTHTEST)
1719                         staticent->render.flags |= RENDER_NODEPTHTEST;
1720                 if (staticent->render.effects & EF_ADDITIVE)
1721                         staticent->render.flags |= RENDER_ADDITIVE;
1722                 if (staticent->render.effects & EF_DOUBLESIDED)
1723                         staticent->render.flags |= RENDER_DOUBLESIDED;
1724
1725                 staticent->render.allowdecals = true;
1726                 CL_UpdateRenderEntity(&staticent->render);
1727         }
1728         else
1729                 Con_Printf("Too many static entities");
1730
1731 // throw the entity away now
1732         PRVM_ED_Free(prog, ent);
1733 }
1734
1735 //=================================================================//
1736
1737 /*
1738 =================
1739 VM_CL_copyentity
1740
1741 copies data from one entity to another
1742
1743 copyentity(src, dst)
1744 =================
1745 */
1746 static void VM_CL_copyentity (prvm_prog_t *prog)
1747 {
1748         prvm_edict_t *in, *out;
1749         VM_SAFEPARMCOUNT(2, VM_CL_copyentity);
1750         in = PRVM_G_EDICT(OFS_PARM0);
1751         if (in == prog->edicts)
1752         {
1753                 VM_Warning(prog, "copyentity: can not read world entity\n");
1754                 return;
1755         }
1756         if (in->priv.server->free)
1757         {
1758                 VM_Warning(prog, "copyentity: can not read free entity\n");
1759                 return;
1760         }
1761         out = PRVM_G_EDICT(OFS_PARM1);
1762         if (out == prog->edicts)
1763         {
1764                 VM_Warning(prog, "copyentity: can not modify world entity\n");
1765                 return;
1766         }
1767         if (out->priv.server->free)
1768         {
1769                 VM_Warning(prog, "copyentity: can not modify free entity\n");
1770                 return;
1771         }
1772         memcpy(out->fields.vp, in->fields.vp, prog->entityfields * 4);
1773         CL_LinkEdict(out);
1774 }
1775
1776 //=================================================================//
1777
1778 // #404 void(vector org, string modelname, float startframe, float endframe, float framerate) effect (DP_SV_EFFECT)
1779 static void VM_CL_effect (prvm_prog_t *prog)
1780 {
1781         VM_SAFEPARMCOUNT(5, VM_CL_effect);
1782         CL_Effect(PRVM_G_VECTOR(OFS_PARM0), (int)PRVM_G_FLOAT(OFS_PARM1), (int)PRVM_G_FLOAT(OFS_PARM2), (int)PRVM_G_FLOAT(OFS_PARM3), PRVM_G_FLOAT(OFS_PARM4));
1783 }
1784
1785 // #405 void(vector org, vector velocity, float howmany) te_blood (DP_TE_BLOOD)
1786 static void VM_CL_te_blood (prvm_prog_t *prog)
1787 {
1788         float   *pos;
1789         vec3_t  pos2;
1790         VM_SAFEPARMCOUNT(3, VM_CL_te_blood);
1791         if (PRVM_G_FLOAT(OFS_PARM2) < 1)
1792                 return;
1793         pos = PRVM_G_VECTOR(OFS_PARM0);
1794         CL_FindNonSolidLocation(pos, pos2, 4);
1795         CL_ParticleEffect(EFFECT_TE_BLOOD, PRVM_G_FLOAT(OFS_PARM2), pos2, pos2, PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM1), NULL, 0);
1796 }
1797
1798 // #406 void(vector mincorner, vector maxcorner, float explosionspeed, float howmany) te_bloodshower (DP_TE_BLOODSHOWER)
1799 static void VM_CL_te_bloodshower (prvm_prog_t *prog)
1800 {
1801         vec_t speed;
1802         vec3_t vel1, vel2;
1803         VM_SAFEPARMCOUNT(4, VM_CL_te_bloodshower);
1804         if (PRVM_G_FLOAT(OFS_PARM3) < 1)
1805                 return;
1806         speed = PRVM_G_FLOAT(OFS_PARM2);
1807         vel1[0] = -speed;
1808         vel1[1] = -speed;
1809         vel1[2] = -speed;
1810         vel2[0] = speed;
1811         vel2[1] = speed;
1812         vel2[2] = speed;
1813         CL_ParticleEffect(EFFECT_TE_BLOOD, PRVM_G_FLOAT(OFS_PARM3), PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), vel1, vel2, NULL, 0);
1814 }
1815
1816 // #407 void(vector org, vector color) te_explosionrgb (DP_TE_EXPLOSIONRGB)
1817 static void VM_CL_te_explosionrgb (prvm_prog_t *prog)
1818 {
1819         float           *pos;
1820         vec3_t          pos2;
1821         matrix4x4_t     tempmatrix;
1822         VM_SAFEPARMCOUNT(2, VM_CL_te_explosionrgb);
1823         pos = PRVM_G_VECTOR(OFS_PARM0);
1824         CL_FindNonSolidLocation(pos, pos2, 10);
1825         CL_ParticleExplosion(pos2);
1826         Matrix4x4_CreateTranslate(&tempmatrix, pos2[0], pos2[1], pos2[2]);
1827         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);
1828 }
1829
1830 // #408 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color, float gravityflag, float randomveljitter) te_particlecube (DP_TE_PARTICLECUBE)
1831 static void VM_CL_te_particlecube (prvm_prog_t *prog)
1832 {
1833         VM_SAFEPARMCOUNT(7, VM_CL_te_particlecube);
1834         CL_ParticleCube(PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), (int)PRVM_G_FLOAT(OFS_PARM3), (int)PRVM_G_FLOAT(OFS_PARM4), PRVM_G_FLOAT(OFS_PARM5), PRVM_G_FLOAT(OFS_PARM6));
1835 }
1836
1837 // #409 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color) te_particlerain (DP_TE_PARTICLERAIN)
1838 static void VM_CL_te_particlerain (prvm_prog_t *prog)
1839 {
1840         VM_SAFEPARMCOUNT(5, VM_CL_te_particlerain);
1841         CL_ParticleRain(PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), (int)PRVM_G_FLOAT(OFS_PARM3), (int)PRVM_G_FLOAT(OFS_PARM4), 0);
1842 }
1843
1844 // #410 void(vector mincorner, vector maxcorner, vector vel, float howmany, float color) te_particlesnow (DP_TE_PARTICLESNOW)
1845 static void VM_CL_te_particlesnow (prvm_prog_t *prog)
1846 {
1847         VM_SAFEPARMCOUNT(5, VM_CL_te_particlesnow);
1848         CL_ParticleRain(PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), (int)PRVM_G_FLOAT(OFS_PARM3), (int)PRVM_G_FLOAT(OFS_PARM4), 1);
1849 }
1850
1851 // #411 void(vector org, vector vel, float howmany) te_spark
1852 static void VM_CL_te_spark (prvm_prog_t *prog)
1853 {
1854         float           *pos;
1855         vec3_t          pos2;
1856         VM_SAFEPARMCOUNT(3, VM_CL_te_spark);
1857
1858         pos = PRVM_G_VECTOR(OFS_PARM0);
1859         CL_FindNonSolidLocation(pos, pos2, 4);
1860         CL_ParticleEffect(EFFECT_TE_SPARK, PRVM_G_FLOAT(OFS_PARM2), pos2, pos2, PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM1), NULL, 0);
1861 }
1862
1863 extern cvar_t cl_sound_ric_gunshot;
1864 // #412 void(vector org) te_gunshotquad (DP_QUADEFFECTS1)
1865 static void VM_CL_te_gunshotquad (prvm_prog_t *prog)
1866 {
1867         float           *pos;
1868         vec3_t          pos2;
1869         int                     rnd;
1870         VM_SAFEPARMCOUNT(1, VM_CL_te_gunshotquad);
1871
1872         pos = PRVM_G_VECTOR(OFS_PARM0);
1873         CL_FindNonSolidLocation(pos, pos2, 4);
1874         CL_ParticleEffect(EFFECT_TE_GUNSHOTQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1875         if(cl_sound_ric_gunshot.integer >= 2)
1876         {
1877                 if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1878                 else
1879                 {
1880                         rnd = rand() & 3;
1881                         if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1882                         else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1883                         else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1884                 }
1885         }
1886 }
1887
1888 // #413 void(vector org) te_spikequad (DP_QUADEFFECTS1)
1889 static void VM_CL_te_spikequad (prvm_prog_t *prog)
1890 {
1891         float           *pos;
1892         vec3_t          pos2;
1893         int                     rnd;
1894         VM_SAFEPARMCOUNT(1, VM_CL_te_spikequad);
1895
1896         pos = PRVM_G_VECTOR(OFS_PARM0);
1897         CL_FindNonSolidLocation(pos, pos2, 4);
1898         CL_ParticleEffect(EFFECT_TE_SPIKEQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1899         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1900         else
1901         {
1902                 rnd = rand() & 3;
1903                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1904                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1905                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1906         }
1907 }
1908
1909 // #414 void(vector org) te_superspikequad (DP_QUADEFFECTS1)
1910 static void VM_CL_te_superspikequad (prvm_prog_t *prog)
1911 {
1912         float           *pos;
1913         vec3_t          pos2;
1914         int                     rnd;
1915         VM_SAFEPARMCOUNT(1, VM_CL_te_superspikequad);
1916
1917         pos = PRVM_G_VECTOR(OFS_PARM0);
1918         CL_FindNonSolidLocation(pos, pos2, 4);
1919         CL_ParticleEffect(EFFECT_TE_SUPERSPIKEQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1920         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
1921         else
1922         {
1923                 rnd = rand() & 3;
1924                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1925                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1926                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1927         }
1928 }
1929
1930 // #415 void(vector org) te_explosionquad (DP_QUADEFFECTS1)
1931 static void VM_CL_te_explosionquad (prvm_prog_t *prog)
1932 {
1933         float           *pos;
1934         vec3_t          pos2;
1935         VM_SAFEPARMCOUNT(1, VM_CL_te_explosionquad);
1936
1937         pos = PRVM_G_VECTOR(OFS_PARM0);
1938         CL_FindNonSolidLocation(pos, pos2, 10);
1939         CL_ParticleEffect(EFFECT_TE_EXPLOSIONQUAD, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1940         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
1941 }
1942
1943 // #416 void(vector org) te_smallflash (DP_TE_SMALLFLASH)
1944 static void VM_CL_te_smallflash (prvm_prog_t *prog)
1945 {
1946         float           *pos;
1947         vec3_t          pos2;
1948         VM_SAFEPARMCOUNT(1, VM_CL_te_smallflash);
1949
1950         pos = PRVM_G_VECTOR(OFS_PARM0);
1951         CL_FindNonSolidLocation(pos, pos2, 10);
1952         CL_ParticleEffect(EFFECT_TE_SMALLFLASH, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1953 }
1954
1955 // #417 void(vector org, float radius, float lifetime, vector color) te_customflash (DP_TE_CUSTOMFLASH)
1956 static void VM_CL_te_customflash (prvm_prog_t *prog)
1957 {
1958         float           *pos;
1959         vec3_t          pos2;
1960         matrix4x4_t     tempmatrix;
1961         VM_SAFEPARMCOUNT(4, VM_CL_te_customflash);
1962
1963         pos = PRVM_G_VECTOR(OFS_PARM0);
1964         CL_FindNonSolidLocation(pos, pos2, 4);
1965         Matrix4x4_CreateTranslate(&tempmatrix, pos2[0], pos2[1], pos2[2]);
1966         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);
1967 }
1968
1969 // #418 void(vector org) te_gunshot (DP_TE_STANDARDEFFECTBUILTINS)
1970 static void VM_CL_te_gunshot (prvm_prog_t *prog)
1971 {
1972         float           *pos;
1973         vec3_t          pos2;
1974         int                     rnd;
1975         VM_SAFEPARMCOUNT(1, VM_CL_te_gunshot);
1976
1977         pos = PRVM_G_VECTOR(OFS_PARM0);
1978         CL_FindNonSolidLocation(pos, pos2, 4);
1979         CL_ParticleEffect(EFFECT_TE_GUNSHOT, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
1980         if(cl_sound_ric_gunshot.integer == 1 || cl_sound_ric_gunshot.integer == 3)
1981         {
1982                 if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
1983                 else
1984                 {
1985                         rnd = rand() & 3;
1986                         if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
1987                         else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
1988                         else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
1989                 }
1990         }
1991 }
1992
1993 // #419 void(vector org) te_spike (DP_TE_STANDARDEFFECTBUILTINS)
1994 static void VM_CL_te_spike (prvm_prog_t *prog)
1995 {
1996         float           *pos;
1997         vec3_t          pos2;
1998         int                     rnd;
1999         VM_SAFEPARMCOUNT(1, VM_CL_te_spike);
2000
2001         pos = PRVM_G_VECTOR(OFS_PARM0);
2002         CL_FindNonSolidLocation(pos, pos2, 4);
2003         CL_ParticleEffect(EFFECT_TE_SPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2004         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
2005         else
2006         {
2007                 rnd = rand() & 3;
2008                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
2009                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
2010                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
2011         }
2012 }
2013
2014 // #420 void(vector org) te_superspike (DP_TE_STANDARDEFFECTBUILTINS)
2015 static void VM_CL_te_superspike (prvm_prog_t *prog)
2016 {
2017         float           *pos;
2018         vec3_t          pos2;
2019         int                     rnd;
2020         VM_SAFEPARMCOUNT(1, VM_CL_te_superspike);
2021
2022         pos = PRVM_G_VECTOR(OFS_PARM0);
2023         CL_FindNonSolidLocation(pos, pos2, 4);
2024         CL_ParticleEffect(EFFECT_TE_SUPERSPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2025         if (rand() % 5)                 S_StartSound(-1, 0, cl.sfx_tink1, pos2, 1, 1);
2026         else
2027         {
2028                 rnd = rand() & 3;
2029                 if (rnd == 1)           S_StartSound(-1, 0, cl.sfx_ric1, pos2, 1, 1);
2030                 else if (rnd == 2)      S_StartSound(-1, 0, cl.sfx_ric2, pos2, 1, 1);
2031                 else                            S_StartSound(-1, 0, cl.sfx_ric3, pos2, 1, 1);
2032         }
2033 }
2034
2035 // #421 void(vector org) te_explosion (DP_TE_STANDARDEFFECTBUILTINS)
2036 static void VM_CL_te_explosion (prvm_prog_t *prog)
2037 {
2038         float           *pos;
2039         vec3_t          pos2;
2040         VM_SAFEPARMCOUNT(1, VM_CL_te_explosion);
2041
2042         pos = PRVM_G_VECTOR(OFS_PARM0);
2043         CL_FindNonSolidLocation(pos, pos2, 10);
2044         CL_ParticleEffect(EFFECT_TE_EXPLOSION, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2045         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
2046 }
2047
2048 // #422 void(vector org) te_tarexplosion (DP_TE_STANDARDEFFECTBUILTINS)
2049 static void VM_CL_te_tarexplosion (prvm_prog_t *prog)
2050 {
2051         float           *pos;
2052         vec3_t          pos2;
2053         VM_SAFEPARMCOUNT(1, VM_CL_te_tarexplosion);
2054
2055         pos = PRVM_G_VECTOR(OFS_PARM0);
2056         CL_FindNonSolidLocation(pos, pos2, 10);
2057         CL_ParticleEffect(EFFECT_TE_TAREXPLOSION, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2058         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
2059 }
2060
2061 // #423 void(vector org) te_wizspike (DP_TE_STANDARDEFFECTBUILTINS)
2062 static void VM_CL_te_wizspike (prvm_prog_t *prog)
2063 {
2064         float           *pos;
2065         vec3_t          pos2;
2066         VM_SAFEPARMCOUNT(1, VM_CL_te_wizspike);
2067
2068         pos = PRVM_G_VECTOR(OFS_PARM0);
2069         CL_FindNonSolidLocation(pos, pos2, 4);
2070         CL_ParticleEffect(EFFECT_TE_WIZSPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2071         S_StartSound(-1, 0, cl.sfx_wizhit, pos2, 1, 1);
2072 }
2073
2074 // #424 void(vector org) te_knightspike (DP_TE_STANDARDEFFECTBUILTINS)
2075 static void VM_CL_te_knightspike (prvm_prog_t *prog)
2076 {
2077         float           *pos;
2078         vec3_t          pos2;
2079         VM_SAFEPARMCOUNT(1, VM_CL_te_knightspike);
2080
2081         pos = PRVM_G_VECTOR(OFS_PARM0);
2082         CL_FindNonSolidLocation(pos, pos2, 4);
2083         CL_ParticleEffect(EFFECT_TE_KNIGHTSPIKE, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2084         S_StartSound(-1, 0, cl.sfx_knighthit, pos2, 1, 1);
2085 }
2086
2087 // #425 void(vector org) te_lavasplash (DP_TE_STANDARDEFFECTBUILTINS)
2088 static void VM_CL_te_lavasplash (prvm_prog_t *prog)
2089 {
2090         VM_SAFEPARMCOUNT(1, VM_CL_te_lavasplash);
2091         CL_ParticleEffect(EFFECT_TE_LAVASPLASH, 1, PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM0), vec3_origin, vec3_origin, NULL, 0);
2092 }
2093
2094 // #426 void(vector org) te_teleport (DP_TE_STANDARDEFFECTBUILTINS)
2095 static void VM_CL_te_teleport (prvm_prog_t *prog)
2096 {
2097         VM_SAFEPARMCOUNT(1, VM_CL_te_teleport);
2098         CL_ParticleEffect(EFFECT_TE_TELEPORT, 1, PRVM_G_VECTOR(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM0), vec3_origin, vec3_origin, NULL, 0);
2099 }
2100
2101 // #427 void(vector org, float colorstart, float colorlength) te_explosion2 (DP_TE_STANDARDEFFECTBUILTINS)
2102 static void VM_CL_te_explosion2 (prvm_prog_t *prog)
2103 {
2104         float           *pos;
2105         vec3_t          pos2, color;
2106         matrix4x4_t     tempmatrix;
2107         int                     colorStart, colorLength;
2108         unsigned char           *tempcolor;
2109         VM_SAFEPARMCOUNT(3, VM_CL_te_explosion2);
2110
2111         pos = PRVM_G_VECTOR(OFS_PARM0);
2112         colorStart = (int)PRVM_G_FLOAT(OFS_PARM1);
2113         colorLength = (int)PRVM_G_FLOAT(OFS_PARM2);
2114         CL_FindNonSolidLocation(pos, pos2, 10);
2115         CL_ParticleExplosion2(pos2, colorStart, colorLength);
2116         tempcolor = palette_rgb[(rand()%colorLength) + colorStart];
2117         color[0] = tempcolor[0] * (2.0f / 255.0f);
2118         color[1] = tempcolor[1] * (2.0f / 255.0f);
2119         color[2] = tempcolor[2] * (2.0f / 255.0f);
2120         Matrix4x4_CreateTranslate(&tempmatrix, pos2[0], pos2[1], pos2[2]);
2121         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);
2122         S_StartSound(-1, 0, cl.sfx_r_exp3, pos2, 1, 1);
2123 }
2124
2125
2126 // #428 void(entity own, vector start, vector end) te_lightning1 (DP_TE_STANDARDEFFECTBUILTINS)
2127 static void VM_CL_te_lightning1 (prvm_prog_t *prog)
2128 {
2129         VM_SAFEPARMCOUNT(3, VM_CL_te_lightning1);
2130         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), cl.model_bolt, true);
2131 }
2132
2133 // #429 void(entity own, vector start, vector end) te_lightning2 (DP_TE_STANDARDEFFECTBUILTINS)
2134 static void VM_CL_te_lightning2 (prvm_prog_t *prog)
2135 {
2136         VM_SAFEPARMCOUNT(3, VM_CL_te_lightning2);
2137         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), cl.model_bolt2, true);
2138 }
2139
2140 // #430 void(entity own, vector start, vector end) te_lightning3 (DP_TE_STANDARDEFFECTBUILTINS)
2141 static void VM_CL_te_lightning3 (prvm_prog_t *prog)
2142 {
2143         VM_SAFEPARMCOUNT(3, VM_CL_te_lightning3);
2144         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), cl.model_bolt3, false);
2145 }
2146
2147 // #431 void(entity own, vector start, vector end) te_beam (DP_TE_STANDARDEFFECTBUILTINS)
2148 static void VM_CL_te_beam (prvm_prog_t *prog)
2149 {
2150         VM_SAFEPARMCOUNT(3, VM_CL_te_beam);
2151         CL_NewBeam(PRVM_G_EDICTNUM(OFS_PARM0), PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM2), cl.model_beam, false);
2152 }
2153
2154 // #433 void(vector org) te_plasmaburn (DP_TE_PLASMABURN)
2155 static void VM_CL_te_plasmaburn (prvm_prog_t *prog)
2156 {
2157         float           *pos;
2158         vec3_t          pos2;
2159         VM_SAFEPARMCOUNT(1, VM_CL_te_plasmaburn);
2160
2161         pos = PRVM_G_VECTOR(OFS_PARM0);
2162         CL_FindNonSolidLocation(pos, pos2, 4);
2163         CL_ParticleEffect(EFFECT_TE_PLASMABURN, 1, pos2, pos2, vec3_origin, vec3_origin, NULL, 0);
2164 }
2165
2166 // #457 void(vector org, vector velocity, float howmany) te_flamejet (DP_TE_FLAMEJET)
2167 static void VM_CL_te_flamejet (prvm_prog_t *prog)
2168 {
2169         float *pos;
2170         vec3_t pos2;
2171         VM_SAFEPARMCOUNT(3, VM_CL_te_flamejet);
2172         if (PRVM_G_FLOAT(OFS_PARM2) < 1)
2173                 return;
2174         pos = PRVM_G_VECTOR(OFS_PARM0);
2175         CL_FindNonSolidLocation(pos, pos2, 4);
2176         CL_ParticleEffect(EFFECT_TE_FLAMEJET, PRVM_G_FLOAT(OFS_PARM2), pos2, pos2, PRVM_G_VECTOR(OFS_PARM1), PRVM_G_VECTOR(OFS_PARM1), NULL, 0);
2177 }
2178
2179
2180 // #443 void(entity e, entity tagentity, string tagname) setattachment
2181 static void VM_CL_setattachment (prvm_prog_t *prog)
2182 {
2183         prvm_edict_t *e;
2184         prvm_edict_t *tagentity;
2185         const char *tagname;
2186         int modelindex;
2187         int tagindex;
2188         dp_model_t *model;
2189         VM_SAFEPARMCOUNT(3, VM_CL_setattachment);
2190
2191         e = PRVM_G_EDICT(OFS_PARM0);
2192         tagentity = PRVM_G_EDICT(OFS_PARM1);
2193         tagname = PRVM_G_STRING(OFS_PARM2);
2194
2195         if (e == prog->edicts)
2196         {
2197                 VM_Warning(prog, "setattachment: can not modify world entity\n");
2198                 return;
2199         }
2200         if (e->priv.server->free)
2201         {
2202                 VM_Warning(prog, "setattachment: can not modify free entity\n");
2203                 return;
2204         }
2205
2206         if (tagentity == NULL)
2207                 tagentity = prog->edicts;
2208
2209         tagindex = 0;
2210         if (tagentity != NULL && tagentity != prog->edicts && tagname && tagname[0])
2211         {
2212                 modelindex = (int)PRVM_clientedictfloat(tagentity, modelindex);
2213                 model = CL_GetModelByIndex(modelindex);
2214                 if (model)
2215                 {
2216                         tagindex = Mod_Alias_GetTagIndexForName(model, (int)PRVM_clientedictfloat(tagentity, skin), tagname);
2217                         if (tagindex == 0)
2218                                 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);
2219                 }
2220                 else
2221                         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));
2222         }
2223
2224         PRVM_clientedictedict(e, tag_entity) = PRVM_EDICT_TO_PROG(tagentity);
2225         PRVM_clientedictfloat(e, tag_index) = tagindex;
2226 }
2227
2228 /////////////////////////////////////////
2229 // DP_MD3_TAGINFO extension coded by VorteX
2230
2231 static int CL_GetTagIndex (prvm_prog_t *prog, prvm_edict_t *e, const char *tagname)
2232 {
2233         dp_model_t *model = CL_GetModelFromEdict(e);
2234         if (model)
2235                 return Mod_Alias_GetTagIndexForName(model, (int)PRVM_clientedictfloat(e, skin), tagname);
2236         else
2237                 return -1;
2238 }
2239
2240 static int CL_GetExtendedTagInfo (prvm_prog_t *prog, prvm_edict_t *e, int tagindex, int *parentindex, const char **tagname, matrix4x4_t *tag_localmatrix)
2241 {
2242         int r;
2243         dp_model_t *model;
2244
2245         *tagname = NULL;
2246         *parentindex = 0;
2247         Matrix4x4_CreateIdentity(tag_localmatrix);
2248
2249         if (tagindex >= 0
2250          && (model = CL_GetModelFromEdict(e))
2251          && model->animscenes)
2252         {
2253                 r = Mod_Alias_GetExtendedTagInfoForIndex(model, (int)PRVM_clientedictfloat(e, skin), e->priv.server->frameblend, &e->priv.server->skeleton, tagindex - 1, parentindex, tagname, tag_localmatrix);
2254
2255                 if(!r) // success?
2256                         *parentindex += 1;
2257
2258                 return r;
2259         }
2260
2261         return 1;
2262 }
2263
2264 int CL_GetPitchSign(prvm_prog_t *prog, prvm_edict_t *ent)
2265 {
2266         dp_model_t *model;
2267         if ((model = CL_GetModelFromEdict(ent)) && model->type == mod_alias)
2268                 return -1;
2269         return 1;
2270 }
2271
2272 void CL_GetEntityMatrix (prvm_prog_t *prog, prvm_edict_t *ent, matrix4x4_t *out, qboolean viewmatrix)
2273 {
2274         float scale;
2275         float pitchsign = 1;
2276
2277         scale = PRVM_clientedictfloat(ent, scale);
2278         if (!scale)
2279                 scale = 1.0f;
2280
2281         if(viewmatrix)
2282                 *out = r_refdef.view.matrix;
2283         else if ((int)PRVM_clientedictfloat(ent, renderflags) & RF_USEAXIS)
2284         {
2285                 vec3_t forward;
2286                 vec3_t left;
2287                 vec3_t up;
2288                 vec3_t origin;
2289                 VectorScale(PRVM_clientglobalvector(v_forward), scale, forward);
2290                 VectorScale(PRVM_clientglobalvector(v_right), -scale, left);
2291                 VectorScale(PRVM_clientglobalvector(v_up), scale, up);
2292                 VectorCopy(PRVM_clientedictvector(ent, origin), origin);
2293                 Matrix4x4_FromVectors(out, forward, left, up, origin);
2294         }
2295         else
2296         {
2297                 pitchsign = CL_GetPitchSign(prog, ent);
2298                 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);
2299         }
2300 }
2301
2302 static int CL_GetEntityLocalTagMatrix(prvm_prog_t *prog, prvm_edict_t *ent, int tagindex, matrix4x4_t *out)
2303 {
2304         dp_model_t *model;
2305         if (tagindex >= 0
2306          && (model = CL_GetModelFromEdict(ent))
2307          && model->animscenes)
2308         {
2309                 VM_GenerateFrameGroupBlend(prog, ent->priv.server->framegroupblend, ent);
2310                 VM_FrameBlendFromFrameGroupBlend(ent->priv.server->frameblend, ent->priv.server->framegroupblend, model);
2311                 VM_UpdateEdictSkeleton(prog, ent, model, ent->priv.server->frameblend);
2312                 return Mod_Alias_GetTagMatrix(model, ent->priv.server->frameblend, &ent->priv.server->skeleton, tagindex, out);
2313         }
2314         *out = identitymatrix;
2315         return 0;
2316 }
2317
2318 // Warnings/errors code:
2319 // 0 - normal (everything all-right)
2320 // 1 - world entity
2321 // 2 - free entity
2322 // 3 - null or non-precached model
2323 // 4 - no tags with requested index
2324 // 5 - runaway loop at attachment chain
2325 extern cvar_t cl_bob;
2326 extern cvar_t cl_bobcycle;
2327 extern cvar_t cl_bobup;
2328 int CL_GetTagMatrix (prvm_prog_t *prog, matrix4x4_t *out, prvm_edict_t *ent, int tagindex)
2329 {
2330         int ret;
2331         int attachloop;
2332         matrix4x4_t entitymatrix, tagmatrix, attachmatrix;
2333         dp_model_t *model;
2334
2335         *out = identitymatrix; // warnings and errors return identical matrix
2336
2337         if (ent == prog->edicts)
2338                 return 1;
2339         if (ent->priv.server->free)
2340                 return 2;
2341
2342         model = CL_GetModelFromEdict(ent);
2343         if(!model)
2344                 return 3;
2345
2346         tagmatrix = identitymatrix;
2347         attachloop = 0;
2348         for(;;)
2349         {
2350                 if(attachloop >= 256)
2351                         return 5;
2352                 // apply transformation by child's tagindex on parent entity and then
2353                 // by parent entity itself
2354                 ret = CL_GetEntityLocalTagMatrix(prog, ent, tagindex - 1, &attachmatrix);
2355                 if(ret && attachloop == 0)
2356                         return ret;
2357                 CL_GetEntityMatrix(prog, ent, &entitymatrix, false);
2358                 Matrix4x4_Concat(&tagmatrix, &attachmatrix, out);
2359                 Matrix4x4_Concat(out, &entitymatrix, &tagmatrix);
2360                 // next iteration we process the parent entity
2361                 if (PRVM_clientedictedict(ent, tag_entity))
2362                 {
2363                         tagindex = (int)PRVM_clientedictfloat(ent, tag_index);
2364                         ent = PRVM_EDICT_NUM(PRVM_clientedictedict(ent, tag_entity));
2365                 }
2366                 else
2367                         break;
2368                 attachloop++;
2369         }
2370
2371         // RENDER_VIEWMODEL magic
2372         if ((int)PRVM_clientedictfloat(ent, renderflags) & RF_VIEWMODEL)
2373         {
2374                 Matrix4x4_Copy(&tagmatrix, out);
2375
2376                 CL_GetEntityMatrix(prog, prog->edicts, &entitymatrix, true);
2377                 Matrix4x4_Concat(out, &entitymatrix, &tagmatrix);
2378
2379                 /*
2380                 // Cl_bob, ported from rendering code
2381                 if (PRVM_clientedictfloat(ent, health) > 0 && cl_bob.value && cl_bobcycle.value)
2382                 {
2383                         double bob, cycle;
2384                         // LordHavoc: this code is *weird*, but not replacable (I think it
2385                         // should be done in QC on the server, but oh well, quake is quake)
2386                         // LordHavoc: figured out bobup: the time at which the sin is at 180
2387                         // degrees (which allows lengthening or squishing the peak or valley)
2388                         cycle = cl.time/cl_bobcycle.value;
2389                         cycle -= (int)cycle;
2390                         if (cycle < cl_bobup.value)
2391                                 cycle = sin(M_PI * cycle / cl_bobup.value);
2392                         else
2393                                 cycle = sin(M_PI + M_PI * (cycle-cl_bobup.value)/(1.0 - cl_bobup.value));
2394                         // bob is proportional to velocity in the xy plane
2395                         // (don't count Z, or jumping messes it up)
2396                         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;
2397                         bob = bob*0.3 + bob*0.7*cycle;
2398                         Matrix4x4_AdjustOrigin(out, 0, 0, bound(-7, bob, 4));
2399                 }
2400                 */
2401         }
2402         return 0;
2403 }
2404
2405 // #451 float(entity ent, string tagname) gettagindex (DP_QC_GETTAGINFO)
2406 static void VM_CL_gettagindex (prvm_prog_t *prog)
2407 {
2408         prvm_edict_t *ent;
2409         const char *tag_name;
2410         int tag_index;
2411
2412         VM_SAFEPARMCOUNT(2, VM_CL_gettagindex);
2413
2414         ent = PRVM_G_EDICT(OFS_PARM0);
2415         tag_name = PRVM_G_STRING(OFS_PARM1);
2416         if (ent == prog->edicts)
2417         {
2418                 VM_Warning(prog, "VM_CL_gettagindex(entity #%i): can't affect world entity\n", PRVM_NUM_FOR_EDICT(ent));
2419                 return;
2420         }
2421         if (ent->priv.server->free)
2422         {
2423                 VM_Warning(prog, "VM_CL_gettagindex(entity #%i): can't affect free entity\n", PRVM_NUM_FOR_EDICT(ent));
2424                 return;
2425         }
2426
2427         tag_index = 0;
2428         if (!CL_GetModelFromEdict(ent))
2429                 Con_DPrintf("VM_CL_gettagindex(entity #%i): null or non-precached model\n", PRVM_NUM_FOR_EDICT(ent));
2430         else
2431         {
2432                 tag_index = CL_GetTagIndex(prog, ent, tag_name);
2433                 if (tag_index == 0)
2434                         Con_DPrintf("VM_CL_gettagindex(entity #%i): tag \"%s\" not found\n", PRVM_NUM_FOR_EDICT(ent), tag_name);
2435         }
2436         PRVM_G_FLOAT(OFS_RETURN) = tag_index;
2437 }
2438
2439 // #452 vector(entity ent, float tagindex) gettaginfo (DP_QC_GETTAGINFO)
2440 static void VM_CL_gettaginfo (prvm_prog_t *prog)
2441 {
2442         prvm_edict_t *e;
2443         int tagindex;
2444         matrix4x4_t tag_matrix;
2445         matrix4x4_t tag_localmatrix;
2446         int parentindex;
2447         const char *tagname;
2448         int returncode;
2449         vec3_t fo, le, up, trans;
2450         const dp_model_t *model;
2451
2452         VM_SAFEPARMCOUNT(2, VM_CL_gettaginfo);
2453
2454         e = PRVM_G_EDICT(OFS_PARM0);
2455         tagindex = (int)PRVM_G_FLOAT(OFS_PARM1);
2456         returncode = CL_GetTagMatrix(prog, &tag_matrix, e, tagindex);
2457         Matrix4x4_ToVectors(&tag_matrix, PRVM_clientglobalvector(v_forward), le, PRVM_clientglobalvector(v_up), PRVM_G_VECTOR(OFS_RETURN));
2458         VectorScale(le, -1, PRVM_clientglobalvector(v_right));
2459         model = CL_GetModelFromEdict(e);
2460         VM_GenerateFrameGroupBlend(prog, e->priv.server->framegroupblend, e);
2461         VM_FrameBlendFromFrameGroupBlend(e->priv.server->frameblend, e->priv.server->framegroupblend, model);
2462         VM_UpdateEdictSkeleton(prog, e, model, e->priv.server->frameblend);
2463         CL_GetExtendedTagInfo(prog, e, tagindex, &parentindex, &tagname, &tag_localmatrix);
2464         Matrix4x4_ToVectors(&tag_localmatrix, fo, le, up, trans);
2465
2466         PRVM_clientglobalfloat(gettaginfo_parent) = parentindex;
2467         PRVM_clientglobalstring(gettaginfo_name) = tagname ? PRVM_SetTempString(prog, tagname) : 0;
2468         VectorCopy(trans, PRVM_clientglobalvector(gettaginfo_offset));
2469         VectorCopy(fo, PRVM_clientglobalvector(gettaginfo_forward));
2470         VectorScale(le, -1, PRVM_clientglobalvector(gettaginfo_right));
2471         VectorCopy(up, PRVM_clientglobalvector(gettaginfo_up));
2472
2473         switch(returncode)
2474         {
2475                 case 1:
2476                         VM_Warning(prog, "gettagindex: can't affect world entity\n");
2477                         break;
2478                 case 2:
2479                         VM_Warning(prog, "gettagindex: can't affect free entity\n");
2480                         break;
2481                 case 3:
2482                         Con_DPrintf("CL_GetTagMatrix(entity #%i): null or non-precached model\n", PRVM_NUM_FOR_EDICT(e));
2483                         break;
2484                 case 4:
2485                         Con_DPrintf("CL_GetTagMatrix(entity #%i): model has no tag with requested index %i\n", PRVM_NUM_FOR_EDICT(e), tagindex);
2486                         break;
2487                 case 5:
2488                         Con_DPrintf("CL_GetTagMatrix(entity #%i): runaway loop at attachment chain\n", PRVM_NUM_FOR_EDICT(e));
2489                         break;
2490         }
2491 }
2492
2493 //============================================================================
2494
2495 //====================
2496 // DP_CSQC_SPAWNPARTICLE
2497 // a QC hook to engine's CL_NewParticle
2498 //====================
2499
2500 // particle theme struct
2501 typedef struct vmparticletheme_s
2502 {
2503         unsigned short typeindex;
2504         qboolean initialized;
2505         pblend_t blendmode;
2506         porientation_t orientation;
2507         int color1;
2508         int color2;
2509         int tex;
2510         float size;
2511         float sizeincrease;
2512         float alpha;
2513         float alphafade;
2514         float gravity;
2515         float bounce;
2516         float airfriction;
2517         float liquidfriction;
2518         float originjitter;
2519         float velocityjitter;
2520         qboolean qualityreduction;
2521         float lifetime;
2522         float stretch;
2523         int staincolor1;
2524         int staincolor2;
2525         int staintex;
2526         float stainalpha;
2527         float stainsize;
2528         float delayspawn;
2529         float delaycollision;
2530         float angle;
2531         float spin;
2532 }vmparticletheme_t;
2533
2534 // particle spawner
2535 typedef struct vmparticlespawner_s
2536 {
2537         mempool_t                       *pool;
2538         qboolean                        initialized;
2539         qboolean                        verified;
2540         vmparticletheme_t       *themes;
2541         int                                     max_themes;
2542         // global addresses
2543         float *particle_type;
2544         float *particle_blendmode; 
2545         float *particle_orientation;
2546         float *particle_color1;
2547         float *particle_color2;
2548         float *particle_tex;
2549         float *particle_size;
2550         float *particle_sizeincrease;
2551         float *particle_alpha;
2552         float *particle_alphafade;
2553         float *particle_time;
2554         float *particle_gravity;
2555         float *particle_bounce;
2556         float *particle_airfriction;
2557         float *particle_liquidfriction;
2558         float *particle_originjitter;
2559         float *particle_velocityjitter;
2560         float *particle_qualityreduction;
2561         float *particle_stretch;
2562         float *particle_staincolor1;
2563         float *particle_staincolor2;
2564         float *particle_stainalpha;
2565         float *particle_stainsize;
2566         float *particle_staintex;
2567         float *particle_delayspawn;
2568         float *particle_delaycollision;
2569         float *particle_angle;
2570         float *particle_spin;
2571 }vmparticlespawner_t;
2572
2573 vmparticlespawner_t vmpartspawner;
2574
2575 // TODO: automatic max_themes grow
2576 static void VM_InitParticleSpawner (prvm_prog_t *prog, int maxthemes)
2577 {
2578         // bound max themes to not be an insane value
2579         if (maxthemes < 4)
2580                 maxthemes = 4;
2581         if (maxthemes > 2048)
2582                 maxthemes = 2048;
2583         // allocate and set up structure
2584         if (vmpartspawner.initialized) // reallocate
2585         {
2586                 Mem_FreePool(&vmpartspawner.pool);
2587                 memset(&vmpartspawner, 0, sizeof(vmparticlespawner_t));
2588         }
2589         vmpartspawner.pool = Mem_AllocPool("VMPARTICLESPAWNER", 0, NULL);
2590         vmpartspawner.themes = (vmparticletheme_t *)Mem_Alloc(vmpartspawner.pool, sizeof(vmparticletheme_t)*maxthemes);
2591         vmpartspawner.max_themes = maxthemes;
2592         vmpartspawner.initialized = true;
2593         vmpartspawner.verified = true;
2594         // get field addresses for fast querying (we can do 1000 calls of spawnparticle in a frame)
2595         vmpartspawner.particle_type = &PRVM_clientglobalfloat(particle_type);
2596         vmpartspawner.particle_blendmode = &PRVM_clientglobalfloat(particle_blendmode);
2597         vmpartspawner.particle_orientation = &PRVM_clientglobalfloat(particle_orientation);
2598         vmpartspawner.particle_color1 = PRVM_clientglobalvector(particle_color1);
2599         vmpartspawner.particle_color2 = PRVM_clientglobalvector(particle_color2);
2600         vmpartspawner.particle_tex = &PRVM_clientglobalfloat(particle_tex);
2601         vmpartspawner.particle_size = &PRVM_clientglobalfloat(particle_size);
2602         vmpartspawner.particle_sizeincrease = &PRVM_clientglobalfloat(particle_sizeincrease);
2603         vmpartspawner.particle_alpha = &PRVM_clientglobalfloat(particle_alpha);
2604         vmpartspawner.particle_alphafade = &PRVM_clientglobalfloat(particle_alphafade);
2605         vmpartspawner.particle_time = &PRVM_clientglobalfloat(particle_time);
2606         vmpartspawner.particle_gravity = &PRVM_clientglobalfloat(particle_gravity);
2607         vmpartspawner.particle_bounce = &PRVM_clientglobalfloat(particle_bounce);
2608         vmpartspawner.particle_airfriction = &PRVM_clientglobalfloat(particle_airfriction);
2609         vmpartspawner.particle_liquidfriction = &PRVM_clientglobalfloat(particle_liquidfriction);
2610         vmpartspawner.particle_originjitter = &PRVM_clientglobalfloat(particle_originjitter);
2611         vmpartspawner.particle_velocityjitter = &PRVM_clientglobalfloat(particle_velocityjitter);
2612         vmpartspawner.particle_qualityreduction = &PRVM_clientglobalfloat(particle_qualityreduction);
2613         vmpartspawner.particle_stretch = &PRVM_clientglobalfloat(particle_stretch);
2614         vmpartspawner.particle_staincolor1 = PRVM_clientglobalvector(particle_staincolor1);
2615         vmpartspawner.particle_staincolor2 = PRVM_clientglobalvector(particle_staincolor2);
2616         vmpartspawner.particle_stainalpha = &PRVM_clientglobalfloat(particle_stainalpha);
2617         vmpartspawner.particle_stainsize = &PRVM_clientglobalfloat(particle_stainsize);
2618         vmpartspawner.particle_staintex = &PRVM_clientglobalfloat(particle_staintex);
2619         vmpartspawner.particle_staintex = &PRVM_clientglobalfloat(particle_staintex);
2620         vmpartspawner.particle_delayspawn = &PRVM_clientglobalfloat(particle_delayspawn);
2621         vmpartspawner.particle_delaycollision = &PRVM_clientglobalfloat(particle_delaycollision);
2622         vmpartspawner.particle_angle = &PRVM_clientglobalfloat(particle_angle);
2623         vmpartspawner.particle_spin = &PRVM_clientglobalfloat(particle_spin);
2624         #undef getglobal
2625         #undef getglobalvector
2626 }
2627
2628 // reset particle theme to default values
2629 static void VM_ResetParticleTheme (vmparticletheme_t *theme)
2630 {
2631         theme->initialized = true;
2632         theme->typeindex = pt_static;
2633         theme->blendmode = PBLEND_ADD;
2634         theme->orientation = PARTICLE_BILLBOARD;
2635         theme->color1 = 0x808080;
2636         theme->color2 = 0xFFFFFF;
2637         theme->tex = 63;
2638         theme->size = 2;
2639         theme->sizeincrease = 0;
2640         theme->alpha = 256;
2641         theme->alphafade = 512;
2642         theme->gravity = 0.0f;
2643         theme->bounce = 0.0f;
2644         theme->airfriction = 1.0f;
2645         theme->liquidfriction = 4.0f;
2646         theme->originjitter = 0.0f;
2647         theme->velocityjitter = 0.0f;
2648         theme->qualityreduction = false;
2649         theme->lifetime = 4;
2650         theme->stretch = 1;
2651         theme->staincolor1 = -1;
2652         theme->staincolor2 = -1;
2653         theme->staintex = -1;
2654         theme->delayspawn = 0.0f;
2655         theme->delaycollision = 0.0f;
2656         theme->angle = 0.0f;
2657         theme->spin = 0.0f;
2658 }
2659
2660 // particle theme -> QC globals
2661 static void VM_CL_ParticleThemeToGlobals(vmparticletheme_t *theme)
2662 {
2663         *vmpartspawner.particle_type = theme->typeindex;
2664         *vmpartspawner.particle_blendmode = theme->blendmode;
2665         *vmpartspawner.particle_orientation = theme->orientation;
2666         vmpartspawner.particle_color1[0] = (theme->color1 >> 16) & 0xFF; // VorteX: int only can store 0-255, not 0-256 which means 0 - 0,99609375...
2667         vmpartspawner.particle_color1[1] = (theme->color1 >> 8) & 0xFF;
2668         vmpartspawner.particle_color1[2] = (theme->color1 >> 0) & 0xFF;
2669         vmpartspawner.particle_color2[0] = (theme->color2 >> 16) & 0xFF;
2670         vmpartspawner.particle_color2[1] = (theme->color2 >> 8) & 0xFF;
2671         vmpartspawner.particle_color2[2] = (theme->color2 >> 0) & 0xFF;
2672         *vmpartspawner.particle_tex = (float)theme->tex;
2673         *vmpartspawner.particle_size = theme->size;
2674         *vmpartspawner.particle_sizeincrease = theme->sizeincrease;
2675         *vmpartspawner.particle_alpha = theme->alpha/256;
2676         *vmpartspawner.particle_alphafade = theme->alphafade/256;
2677         *vmpartspawner.particle_time = theme->lifetime;
2678         *vmpartspawner.particle_gravity = theme->gravity;
2679         *vmpartspawner.particle_bounce = theme->bounce;
2680         *vmpartspawner.particle_airfriction = theme->airfriction;
2681         *vmpartspawner.particle_liquidfriction = theme->liquidfriction;
2682         *vmpartspawner.particle_originjitter = theme->originjitter;
2683         *vmpartspawner.particle_velocityjitter = theme->velocityjitter;
2684         *vmpartspawner.particle_qualityreduction = theme->qualityreduction;
2685         *vmpartspawner.particle_stretch = theme->stretch;
2686         vmpartspawner.particle_staincolor1[0] = ((int)theme->staincolor1 >> 16) & 0xFF;
2687         vmpartspawner.particle_staincolor1[1] = ((int)theme->staincolor1 >> 8) & 0xFF;
2688         vmpartspawner.particle_staincolor1[2] = ((int)theme->staincolor1 >> 0) & 0xFF;
2689         vmpartspawner.particle_staincolor2[0] = ((int)theme->staincolor2 >> 16) & 0xFF;
2690         vmpartspawner.particle_staincolor2[1] = ((int)theme->staincolor2 >> 8) & 0xFF;
2691         vmpartspawner.particle_staincolor2[2] = ((int)theme->staincolor2 >> 0) & 0xFF;
2692         *vmpartspawner.particle_staintex = (float)theme->staintex;
2693         *vmpartspawner.particle_stainalpha = (float)theme->stainalpha/256;
2694         *vmpartspawner.particle_stainsize = (float)theme->stainsize;
2695         *vmpartspawner.particle_delayspawn = theme->delayspawn;
2696         *vmpartspawner.particle_delaycollision = theme->delaycollision;
2697         *vmpartspawner.particle_angle = theme->angle;
2698         *vmpartspawner.particle_spin = theme->spin;
2699 }
2700
2701 // QC globals ->  particle theme
2702 static void VM_CL_ParticleThemeFromGlobals(vmparticletheme_t *theme)
2703 {
2704         theme->typeindex = (unsigned short)*vmpartspawner.particle_type;
2705         theme->blendmode = (pblend_t)(int)*vmpartspawner.particle_blendmode;
2706         theme->orientation = (porientation_t)(int)*vmpartspawner.particle_orientation;
2707         theme->color1 = ((int)vmpartspawner.particle_color1[0] << 16) + ((int)vmpartspawner.particle_color1[1] << 8) + ((int)vmpartspawner.particle_color1[2]);
2708         theme->color2 = ((int)vmpartspawner.particle_color2[0] << 16) + ((int)vmpartspawner.particle_color2[1] << 8) + ((int)vmpartspawner.particle_color2[2]);
2709         theme->tex = (int)*vmpartspawner.particle_tex;
2710         theme->size = *vmpartspawner.particle_size;
2711         theme->sizeincrease = *vmpartspawner.particle_sizeincrease;
2712         theme->alpha = *vmpartspawner.particle_alpha*256;
2713         theme->alphafade = *vmpartspawner.particle_alphafade*256;
2714         theme->lifetime = *vmpartspawner.particle_time;
2715         theme->gravity = *vmpartspawner.particle_gravity;
2716         theme->bounce = *vmpartspawner.particle_bounce;
2717         theme->airfriction = *vmpartspawner.particle_airfriction;
2718         theme->liquidfriction = *vmpartspawner.particle_liquidfriction;
2719         theme->originjitter = *vmpartspawner.particle_originjitter;
2720         theme->velocityjitter = *vmpartspawner.particle_velocityjitter;
2721         theme->qualityreduction = (*vmpartspawner.particle_qualityreduction) ? true : false;
2722         theme->stretch = *vmpartspawner.particle_stretch;
2723         theme->staincolor1 = ((int)vmpartspawner.particle_staincolor1[0])*65536 + (int)(vmpartspawner.particle_staincolor1[1])*256 + (int)(vmpartspawner.particle_staincolor1[2]);
2724         theme->staincolor2 = (int)(vmpartspawner.particle_staincolor2[0])*65536 + (int)(vmpartspawner.particle_staincolor2[1])*256 + (int)(vmpartspawner.particle_staincolor2[2]);
2725         theme->staintex =(int)*vmpartspawner.particle_staintex;
2726         theme->stainalpha = *vmpartspawner.particle_stainalpha*256;
2727         theme->stainsize = *vmpartspawner.particle_stainsize;
2728         theme->delayspawn = *vmpartspawner.particle_delayspawn;
2729         theme->delaycollision = *vmpartspawner.particle_delaycollision;
2730         theme->angle = *vmpartspawner.particle_angle;
2731         theme->spin = *vmpartspawner.particle_spin;
2732 }
2733
2734 // init particle spawner interface
2735 // # float(float max_themes) initparticlespawner
2736 static void VM_CL_InitParticleSpawner (prvm_prog_t *prog)
2737 {
2738         VM_SAFEPARMCOUNTRANGE(0, 1, VM_CL_InitParticleSpawner);
2739         VM_InitParticleSpawner(prog, (int)PRVM_G_FLOAT(OFS_PARM0));
2740         vmpartspawner.themes[0].initialized = true;
2741         VM_ResetParticleTheme(&vmpartspawner.themes[0]);
2742         PRVM_G_FLOAT(OFS_RETURN) = (vmpartspawner.verified == true) ? 1 : 0;
2743 }
2744
2745 // void() resetparticle
2746 static void VM_CL_ResetParticle (prvm_prog_t *prog)
2747 {
2748         VM_SAFEPARMCOUNT(0, VM_CL_ResetParticle);
2749         if (vmpartspawner.verified == false)
2750         {
2751                 VM_Warning(prog, "VM_CL_ResetParticle: particle spawner not initialized\n");
2752                 return;
2753         }
2754         VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[0]);
2755 }
2756
2757 // void(float themenum) particletheme
2758 static void VM_CL_ParticleTheme (prvm_prog_t *prog)
2759 {
2760         int themenum;
2761
2762         VM_SAFEPARMCOUNT(1, VM_CL_ParticleTheme);
2763         if (vmpartspawner.verified == false)
2764         {
2765                 VM_Warning(prog, "VM_CL_ParticleTheme: particle spawner not initialized\n");
2766                 return;
2767         }
2768         themenum = (int)PRVM_G_FLOAT(OFS_PARM0);
2769         if (themenum < 0 || themenum >= vmpartspawner.max_themes)
2770         {
2771                 VM_Warning(prog, "VM_CL_ParticleTheme: bad theme number %i\n", themenum);
2772                 VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[0]);
2773                 return;
2774         }
2775         if (vmpartspawner.themes[themenum].initialized == false)
2776         {
2777                 VM_Warning(prog, "VM_CL_ParticleTheme: theme #%i not exists\n", themenum);
2778                 VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[0]);
2779                 return;
2780         }
2781         // load particle theme into globals
2782         VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[themenum]);
2783 }
2784
2785 // float() saveparticletheme
2786 // void(float themenum) updateparticletheme
2787 static void VM_CL_ParticleThemeSave (prvm_prog_t *prog)
2788 {
2789         int themenum;
2790
2791         VM_SAFEPARMCOUNTRANGE(0, 1, VM_CL_ParticleThemeSave);
2792         if (vmpartspawner.verified == false)
2793         {
2794                 VM_Warning(prog, "VM_CL_ParticleThemeSave: particle spawner not initialized\n");
2795                 return;
2796         }
2797         // allocate new theme, save it and return
2798         if (prog->argc < 1)
2799         {
2800                 for (themenum = 0; themenum < vmpartspawner.max_themes; themenum++)
2801                         if (vmpartspawner.themes[themenum].initialized == false)
2802                                 break;
2803                 if (themenum >= vmpartspawner.max_themes)
2804                 {
2805                         if (vmpartspawner.max_themes == 2048)
2806                                 VM_Warning(prog, "VM_CL_ParticleThemeSave: no free theme slots\n");
2807                         else
2808                                 VM_Warning(prog, "VM_CL_ParticleThemeSave: no free theme slots, try initparticlespawner() with highter max_themes\n");
2809                         PRVM_G_FLOAT(OFS_RETURN) = -1;
2810                         return;
2811                 }
2812                 vmpartspawner.themes[themenum].initialized = true;
2813                 VM_CL_ParticleThemeFromGlobals(&vmpartspawner.themes[themenum]);
2814                 PRVM_G_FLOAT(OFS_RETURN) = themenum;
2815                 return;
2816         }
2817         // update existing theme
2818         themenum = (int)PRVM_G_FLOAT(OFS_PARM0);
2819         if (themenum < 0 || themenum >= vmpartspawner.max_themes)
2820         {
2821                 VM_Warning(prog, "VM_CL_ParticleThemeSave: bad theme number %i\n", themenum);
2822                 return;
2823         }
2824         vmpartspawner.themes[themenum].initialized = true;
2825         VM_CL_ParticleThemeFromGlobals(&vmpartspawner.themes[themenum]);
2826 }
2827
2828 // void(float themenum) freeparticletheme
2829 static void VM_CL_ParticleThemeFree (prvm_prog_t *prog)
2830 {
2831         int themenum;
2832
2833         VM_SAFEPARMCOUNT(1, VM_CL_ParticleThemeFree);
2834         if (vmpartspawner.verified == false)
2835         {
2836                 VM_Warning(prog, "VM_CL_ParticleThemeFree: particle spawner not initialized\n");
2837                 return;
2838         }
2839         themenum = (int)PRVM_G_FLOAT(OFS_PARM0);
2840         // check parms
2841         if (themenum <= 0 || themenum >= vmpartspawner.max_themes)
2842         {
2843                 VM_Warning(prog, "VM_CL_ParticleThemeFree: bad theme number %i\n", themenum);
2844                 return;
2845         }
2846         if (vmpartspawner.themes[themenum].initialized == false)
2847         {
2848                 VM_Warning(prog, "VM_CL_ParticleThemeFree: theme #%i already freed\n", themenum);
2849                 VM_CL_ParticleThemeToGlobals(&vmpartspawner.themes[0]);
2850                 return;
2851         }
2852         // free theme
2853         VM_ResetParticleTheme(&vmpartspawner.themes[themenum]);
2854         vmpartspawner.themes[themenum].initialized = false;
2855 }
2856
2857 // float(vector org, vector dir, [float theme]) particle
2858 // returns 0 if failed, 1 if succesful
2859 static void VM_CL_SpawnParticle (prvm_prog_t *prog)
2860 {
2861         float *org, *dir;
2862         vmparticletheme_t *theme;
2863         particle_t *part;
2864         int themenum;
2865
2866         VM_SAFEPARMCOUNTRANGE(2, 3, VM_CL_SpawnParticle2);
2867         if (vmpartspawner.verified == false)
2868         {
2869                 VM_Warning(prog, "VM_CL_SpawnParticle: particle spawner not initialized\n");
2870                 PRVM_G_FLOAT(OFS_RETURN) = 0; 
2871                 return;
2872         }
2873         org = PRVM_G_VECTOR(OFS_PARM0);
2874         dir = PRVM_G_VECTOR(OFS_PARM1);
2875         
2876         if (prog->argc < 3) // global-set particle
2877         {
2878                 part = CL_NewParticle(org, (unsigned short)*vmpartspawner.particle_type, ((int)(vmpartspawner.particle_color1[0]) << 16) + ((int)(vmpartspawner.particle_color1[1]) << 8) + ((int)(vmpartspawner.particle_color1[2])), ((int)vmpartspawner.particle_color2[0] << 16) + ((int)vmpartspawner.particle_color2[1] << 8) + ((int)vmpartspawner.particle_color2[2]), (int)*vmpartspawner.particle_tex, *vmpartspawner.particle_size, *vmpartspawner.particle_sizeincrease, *vmpartspawner.particle_alpha*256, *vmpartspawner.particle_alphafade*256, *vmpartspawner.particle_gravity, *vmpartspawner.particle_bounce, org[0], org[1], org[2], dir[0], dir[1], dir[2], *vmpartspawner.particle_airfriction, *vmpartspawner.particle_liquidfriction, *vmpartspawner.particle_originjitter, *vmpartspawner.particle_velocityjitter, (*vmpartspawner.particle_qualityreduction) ? true : false, *vmpartspawner.particle_time, *vmpartspawner.particle_stretch, (pblend_t)(int)*vmpartspawner.particle_blendmode, (porientation_t)(int)*vmpartspawner.particle_orientation, (int)(vmpartspawner.particle_staincolor1[0])*65536 + (int)(vmpartspawner.particle_staincolor1[1])*256 + (int)(vmpartspawner.particle_staincolor1[2]), (int)(vmpartspawner.particle_staincolor2[0])*65536 + (int)(vmpartspawner.particle_staincolor2[1])*256 + (int)(vmpartspawner.particle_staincolor2[2]), (int)*vmpartspawner.particle_staintex, *vmpartspawner.particle_stainalpha*256, *vmpartspawner.particle_stainsize, *vmpartspawner.particle_angle, *vmpartspawner.particle_spin, NULL);
2879                 if (!part)
2880                 {
2881                         PRVM_G_FLOAT(OFS_RETURN) = 0; 
2882                         return;
2883                 }
2884                 if (*vmpartspawner.particle_delayspawn)
2885                         part->delayedspawn = cl.time + *vmpartspawner.particle_delayspawn;
2886                 //if (*vmpartspawner.particle_delaycollision)
2887                 //      part->delayedcollisions = cl.time + *vmpartspawner.particle_delaycollision;
2888         }
2889         else // quick themed particle
2890         {
2891                 themenum = (int)PRVM_G_FLOAT(OFS_PARM2);
2892                 if (themenum <= 0 || themenum >= vmpartspawner.max_themes)
2893                 {
2894                         VM_Warning(prog, "VM_CL_SpawnParticle: bad theme number %i\n", themenum);
2895                         PRVM_G_FLOAT(OFS_RETURN) = 0; 
2896                         return;
2897                 }
2898                 theme = &vmpartspawner.themes[themenum];
2899                 part = CL_NewParticle(org, theme->typeindex, theme->color1, theme->color2, theme->tex, theme->size, theme->sizeincrease, theme->alpha, theme->alphafade, theme->gravity, theme->bounce, org[0], org[1], org[2], dir[0], dir[1], dir[2], theme->airfriction, theme->liquidfriction, theme->originjitter, theme->velocityjitter, theme->qualityreduction, theme->lifetime, theme->stretch, theme->blendmode, theme->orientation, theme->staincolor1, theme->staincolor2, theme->staintex, theme->stainalpha, theme->stainsize, theme->angle, theme->spin, NULL);
2900                 if (!part)
2901                 {
2902                         PRVM_G_FLOAT(OFS_RETURN) = 0; 
2903                         return;
2904                 }
2905                 if (theme->delayspawn)
2906                         part->delayedspawn = cl.time + theme->delayspawn;
2907                 //if (theme->delaycollision)
2908                 //      part->delayedcollisions = cl.time + theme->delaycollision;
2909         }
2910         PRVM_G_FLOAT(OFS_RETURN) = 1; 
2911 }
2912
2913 // float(vector org, vector dir, float spawndelay, float collisiondelay, [float theme]) delayedparticle
2914 // returns 0 if failed, 1 if success
2915 static void VM_CL_SpawnParticleDelayed (prvm_prog_t *prog)
2916 {
2917         float *org, *dir;
2918         vmparticletheme_t *theme;
2919         particle_t *part;
2920         int themenum;
2921
2922         VM_SAFEPARMCOUNTRANGE(4, 5, VM_CL_SpawnParticle2);
2923         if (vmpartspawner.verified == false)
2924         {
2925                 VM_Warning(prog, "VM_CL_SpawnParticle: particle spawner not initialized\n");
2926                 PRVM_G_FLOAT(OFS_RETURN) = 0; 
2927                 return;
2928         }
2929         org = PRVM_G_VECTOR(OFS_PARM0);
2930         dir = PRVM_G_VECTOR(OFS_PARM1);
2931         if (prog->argc < 5) // global-set particle
2932                 part = CL_NewParticle(org, (unsigned short)*vmpartspawner.particle_type, ((int)vmpartspawner.particle_color1[0] << 16) + ((int)vmpartspawner.particle_color1[1] << 8) + ((int)vmpartspawner.particle_color1[2]), ((int)vmpartspawner.particle_color2[0] << 16) + ((int)vmpartspawner.particle_color2[1] << 8) + ((int)vmpartspawner.particle_color2[2]), (int)*vmpartspawner.particle_tex, *vmpartspawner.particle_size, *vmpartspawner.particle_sizeincrease, *vmpartspawner.particle_alpha*256, *vmpartspawner.particle_alphafade*256, *vmpartspawner.particle_gravity, *vmpartspawner.particle_bounce, org[0], org[1], org[2], dir[0], dir[1], dir[2], *vmpartspawner.particle_airfriction, *vmpartspawner.particle_liquidfriction, *vmpartspawner.particle_originjitter, *vmpartspawner.particle_velocityjitter, (*vmpartspawner.particle_qualityreduction) ? true : false, *vmpartspawner.particle_time, *vmpartspawner.particle_stretch, (pblend_t)(int)*vmpartspawner.particle_blendmode, (porientation_t)(int)*vmpartspawner.particle_orientation, ((int)vmpartspawner.particle_staincolor1[0] << 16) + ((int)vmpartspawner.particle_staincolor1[1] << 8) + ((int)vmpartspawner.particle_staincolor1[2]), ((int)vmpartspawner.particle_staincolor2[0] << 16) + ((int)vmpartspawner.particle_staincolor2[1] << 8) + ((int)vmpartspawner.particle_staincolor2[2]), (int)*vmpartspawner.particle_staintex, *vmpartspawner.particle_stainalpha*256, *vmpartspawner.particle_stainsize, *vmpartspawner.particle_angle, *vmpartspawner.particle_spin, NULL);
2933         else // themed particle
2934         {
2935                 themenum = (int)PRVM_G_FLOAT(OFS_PARM4);
2936                 if (themenum <= 0 || themenum >= vmpartspawner.max_themes)
2937                 {
2938                         VM_Warning(prog, "VM_CL_SpawnParticle: bad theme number %i\n", themenum);
2939                         PRVM_G_FLOAT(OFS_RETURN) = 0;  
2940                         return;
2941                 }
2942                 theme = &vmpartspawner.themes[themenum];
2943                 part = CL_NewParticle(org, theme->typeindex, theme->color1, theme->color2, theme->tex, theme->size, theme->sizeincrease, theme->alpha, theme->alphafade, theme->gravity, theme->bounce, org[0], org[1], org[2], dir[0], dir[1], dir[2], theme->airfriction, theme->liquidfriction, theme->originjitter, theme->velocityjitter, theme->qualityreduction, theme->lifetime, theme->stretch, theme->blendmode, theme->orientation, theme->staincolor1, theme->staincolor2, theme->staintex, theme->stainalpha, theme->stainsize, theme->angle, theme->spin, NULL);
2944         }
2945         if (!part) 
2946         { 
2947                 PRVM_G_FLOAT(OFS_RETURN) = 0; 
2948                 return; 
2949         }
2950         part->delayedspawn = cl.time + PRVM_G_FLOAT(OFS_PARM2);
2951         //part->delayedcollisions = cl.time + PRVM_G_FLOAT(OFS_PARM3);
2952         PRVM_G_FLOAT(OFS_RETURN) = 0;
2953 }
2954
2955 //====================
2956 //CSQC engine entities query
2957 //====================
2958
2959 // float(float entitynum, float whatfld) getentity;
2960 // vector(float entitynum, float whatfld) getentityvec;
2961 // querying engine-drawn entity
2962 // VorteX: currently it's only tested with whatfld = 1..7
2963 static void VM_CL_GetEntity (prvm_prog_t *prog)
2964 {
2965         int entnum, fieldnum;
2966         float org[3], v1[3], v2[3];
2967         VM_SAFEPARMCOUNT(2, VM_CL_GetEntityVec);
2968
2969         entnum = PRVM_G_FLOAT(OFS_PARM0);
2970         if (entnum < 0 || entnum >= cl.num_entities)
2971         {
2972                 PRVM_G_FLOAT(OFS_RETURN) = 0;
2973                 return;
2974         }
2975         fieldnum = PRVM_G_FLOAT(OFS_PARM1);
2976         switch(fieldnum)
2977         {
2978                 case 0: // active state
2979                         PRVM_G_FLOAT(OFS_RETURN) = cl.entities_active[entnum];
2980                         break;
2981                 case 1: // origin
2982                         Matrix4x4_OriginFromMatrix(&cl.entities[entnum].render.matrix, PRVM_G_VECTOR(OFS_RETURN));
2983                         break; 
2984                 case 2: // forward
2985                         Matrix4x4_ToVectors(&cl.entities[entnum].render.matrix, PRVM_G_VECTOR(OFS_RETURN), v1, v2, org);        
2986                         break;
2987                 case 3: // right
2988                         Matrix4x4_ToVectors(&cl.entities[entnum].render.matrix, v1, PRVM_G_VECTOR(OFS_RETURN), v2, org);        
2989                         break;
2990                 case 4: // up
2991                         Matrix4x4_ToVectors(&cl.entities[entnum].render.matrix, v1, v2, PRVM_G_VECTOR(OFS_RETURN), org);        
2992                         break;
2993                 case 5: // scale
2994                         PRVM_G_FLOAT(OFS_RETURN) = Matrix4x4_ScaleFromMatrix(&cl.entities[entnum].render.matrix);
2995                         break;  
2996                 case 6: // origin + v_forward, v_right, v_up
2997                         Matrix4x4_ToVectors(&cl.entities[entnum].render.matrix, PRVM_clientglobalvector(v_forward), PRVM_clientglobalvector(v_right), PRVM_clientglobalvector(v_up), PRVM_G_VECTOR(OFS_RETURN));        
2998                         break;  
2999                 case 7: // alpha
3000                         PRVM_G_FLOAT(OFS_RETURN) = cl.entities[entnum].render.alpha;
3001                         break;  
3002                 case 8: // colormor
3003                         VectorCopy(cl.entities[entnum].render.colormod, PRVM_G_VECTOR(OFS_RETURN));
3004                         break;
3005                 case 9: // pants colormod
3006                         VectorCopy(cl.entities[entnum].render.colormap_pantscolor, PRVM_G_VECTOR(OFS_RETURN));
3007                         break;
3008                 case 10: // shirt colormod
3009                         VectorCopy(cl.entities[entnum].render.colormap_shirtcolor, PRVM_G_VECTOR(OFS_RETURN));
3010                         break;
3011                 case 11: // skinnum
3012                         PRVM_G_FLOAT(OFS_RETURN) = cl.entities[entnum].render.skinnum;
3013                         break;  
3014                 case 12: // mins
3015                         VectorCopy(cl.entities[entnum].render.mins, PRVM_G_VECTOR(OFS_RETURN));         
3016                         break;  
3017                 case 13: // maxs
3018                         VectorCopy(cl.entities[entnum].render.maxs, PRVM_G_VECTOR(OFS_RETURN));         
3019                         break;  
3020                 case 14: // absmin
3021                         Matrix4x4_OriginFromMatrix(&cl.entities[entnum].render.matrix, org);
3022                         VectorAdd(cl.entities[entnum].render.mins, org, PRVM_G_VECTOR(OFS_RETURN));             
3023                         break;  
3024                 case 15: // absmax
3025                         Matrix4x4_OriginFromMatrix(&cl.entities[entnum].render.matrix, org);
3026                         VectorAdd(cl.entities[entnum].render.maxs, org, PRVM_G_VECTOR(OFS_RETURN));             
3027                         break;
3028                 case 16: // light
3029                         VectorMA(cl.entities[entnum].render.modellight_ambient, 0.5, cl.entities[entnum].render.modellight_diffuse, PRVM_G_VECTOR(OFS_RETURN));
3030                         break;  
3031                 default:
3032                         PRVM_G_FLOAT(OFS_RETURN) = 0;
3033                         break;
3034         }
3035 }
3036
3037 //====================
3038 //QC POLYGON functions
3039 //====================
3040
3041 //#304 void() renderscene (EXT_CSQC)
3042 // moved that here to reset the polygons,
3043 // resetting them earlier causes R_Mesh_Draw to be called with numvertices = 0
3044 // --blub
3045 static void VM_CL_R_RenderScene (prvm_prog_t *prog)
3046 {
3047         double t = Sys_DirtyTime();
3048         vmpolygons_t *polys = &prog->vmpolygons;
3049         VM_SAFEPARMCOUNT(0, VM_CL_R_RenderScene);
3050
3051         // update the views
3052         if(r_refdef.view.ismain)
3053         {
3054                 // set the main view
3055                 csqc_main_r_refdef_view = r_refdef.view;
3056
3057                 // clear the flags so no other view becomes "main" unless CSQC sets VF_MAINVIEW
3058                 r_refdef.view.ismain = false;
3059                 csqc_original_r_refdef_view.ismain = false;
3060         }
3061
3062         // we need to update any RENDER_VIEWMODEL entities at this point because
3063         // csqc supplies its own view matrix
3064         CL_UpdateViewEntities();
3065
3066         // now draw stuff!
3067         R_RenderView();
3068
3069         polys->num_vertices = polys->num_triangles = 0;
3070
3071         // callprofile fixing hack: do not include this time in what is counted for CSQC_UpdateView
3072         t = Sys_DirtyTime() - t;if (t < 0 || t >= 1800) t = 0;
3073         prog->functions[PRVM_clientfunction(CSQC_UpdateView)].totaltime -= t;
3074 }
3075
3076 static void VM_ResizePolygons(vmpolygons_t *polys)
3077 {
3078         float *oldvertex3f = polys->data_vertex3f;
3079         float *oldcolor4f = polys->data_color4f;
3080         float *oldtexcoord2f = polys->data_texcoord2f;
3081         vmpolygons_triangle_t *oldtriangles = polys->data_triangles;
3082         unsigned short *oldsortedelement3s = polys->data_sortedelement3s;
3083         polys->max_vertices = min(polys->max_triangles*3, 65536);
3084         polys->data_vertex3f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[3]));
3085         polys->data_color4f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[4]));
3086         polys->data_texcoord2f = (float *)Mem_Alloc(polys->pool, polys->max_vertices*sizeof(float[2]));
3087         polys->data_triangles = (vmpolygons_triangle_t *)Mem_Alloc(polys->pool, polys->max_triangles*sizeof(vmpolygons_triangle_t));
3088         polys->data_sortedelement3s = (unsigned short *)Mem_Alloc(polys->pool, polys->max_triangles*sizeof(unsigned short[3]));
3089         if (polys->num_vertices)
3090         {
3091                 memcpy(polys->data_vertex3f, oldvertex3f, polys->num_vertices*sizeof(float[3]));
3092                 memcpy(polys->data_color4f, oldcolor4f, polys->num_vertices*sizeof(float[4]));
3093                 memcpy(polys->data_texcoord2f, oldtexcoord2f, polys->num_vertices*sizeof(float[2]));
3094         }
3095         if (polys->num_triangles)
3096         {
3097                 memcpy(polys->data_triangles, oldtriangles, polys->num_triangles*sizeof(vmpolygons_triangle_t));
3098                 memcpy(polys->data_sortedelement3s, oldsortedelement3s, polys->num_triangles*sizeof(unsigned short[3]));
3099         }
3100         if (oldvertex3f)
3101                 Mem_Free(oldvertex3f);
3102         if (oldcolor4f)
3103                 Mem_Free(oldcolor4f);
3104         if (oldtexcoord2f)
3105                 Mem_Free(oldtexcoord2f);
3106         if (oldtriangles)
3107                 Mem_Free(oldtriangles);
3108         if (oldsortedelement3s)
3109                 Mem_Free(oldsortedelement3s);
3110 }
3111
3112 static void VM_InitPolygons (vmpolygons_t* polys)
3113 {
3114         memset(polys, 0, sizeof(*polys));
3115         polys->pool = Mem_AllocPool("VMPOLY", 0, NULL);
3116         polys->max_triangles = 1024;
3117         VM_ResizePolygons(polys);
3118         polys->initialized = true;
3119 }
3120
3121 static void VM_DrawPolygonCallback (const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
3122 {
3123         int surfacelistindex;
3124         vmpolygons_t *polys = (vmpolygons_t *)ent;
3125 //      R_Mesh_ResetTextureState();
3126         R_EntityMatrix(&identitymatrix);
3127         GL_CullFace(GL_NONE);
3128         GL_DepthTest(true); // polys in 3D space shall always have depth test
3129         GL_DepthRange(0, 1);
3130         R_Mesh_PrepareVertices_Generic_Arrays(polys->num_vertices, polys->data_vertex3f, polys->data_color4f, polys->data_texcoord2f);
3131
3132         for (surfacelistindex = 0;surfacelistindex < numsurfaces;)
3133         {
3134                 int numtriangles = 0;
3135                 rtexture_t *tex = polys->data_triangles[surfacelist[surfacelistindex]].texture;
3136                 int drawflag = polys->data_triangles[surfacelist[surfacelistindex]].drawflag;
3137                 DrawQ_ProcessDrawFlag(drawflag, polys->data_triangles[surfacelist[surfacelistindex]].hasalpha);
3138                 R_SetupShader_Generic(tex, NULL, GL_MODULATE, 1, false, false, false);
3139                 numtriangles = 0;
3140                 for (;surfacelistindex < numsurfaces;surfacelistindex++)
3141                 {
3142                         if (polys->data_triangles[surfacelist[surfacelistindex]].texture != tex || polys->data_triangles[surfacelist[surfacelistindex]].drawflag != drawflag)
3143                                 break;
3144                         VectorCopy(polys->data_triangles[surfacelist[surfacelistindex]].elements, polys->data_sortedelement3s + 3*numtriangles);
3145                         numtriangles++;
3146                 }
3147                 R_Mesh_Draw(0, polys->num_vertices, 0, numtriangles, NULL, NULL, 0, polys->data_sortedelement3s, NULL, 0);
3148         }
3149 }
3150
3151 static void VMPolygons_Store(vmpolygons_t *polys)
3152 {
3153         qboolean hasalpha;
3154         int i;
3155
3156         // detect if we have alpha
3157         hasalpha = polys->begin_texture_hasalpha;
3158         for(i = 0; !hasalpha && (i < polys->begin_vertices); ++i)
3159                 if(polys->begin_color[i][3] < 1)
3160                         hasalpha = true;
3161
3162         if (polys->begin_draw2d)
3163         {
3164                 // draw the polygon as 2D immediately
3165                 drawqueuemesh_t mesh;
3166                 mesh.texture = polys->begin_texture;
3167                 mesh.num_vertices = polys->begin_vertices;
3168                 mesh.num_triangles = polys->begin_vertices-2;
3169                 mesh.data_element3i = polygonelement3i;
3170                 mesh.data_element3s = polygonelement3s;
3171                 mesh.data_vertex3f = polys->begin_vertex[0];
3172                 mesh.data_color4f = polys->begin_color[0];
3173                 mesh.data_texcoord2f = polys->begin_texcoord[0];
3174                 DrawQ_Mesh(&mesh, polys->begin_drawflag, hasalpha);
3175         }
3176         else
3177         {
3178                 // queue the polygon as 3D for sorted transparent rendering later
3179                 int i;
3180                 if (polys->max_triangles < polys->num_triangles + polys->begin_vertices-2)
3181                 {
3182                         while (polys->max_triangles < polys->num_triangles + polys->begin_vertices-2)
3183                                 polys->max_triangles *= 2;
3184                         VM_ResizePolygons(polys);
3185                 }
3186                 if (polys->num_vertices + polys->begin_vertices <= polys->max_vertices)
3187                 {
3188                         // needle in a haystack!
3189                         // polys->num_vertices was used for copying where we actually want to copy begin_vertices
3190                         // that also caused it to not render the first polygon that is added
3191                         // --blub
3192                         memcpy(polys->data_vertex3f + polys->num_vertices * 3, polys->begin_vertex[0], polys->begin_vertices * sizeof(float[3]));
3193                         memcpy(polys->data_color4f + polys->num_vertices * 4, polys->begin_color[0], polys->begin_vertices * sizeof(float[4]));
3194                         memcpy(polys->data_texcoord2f + polys->num_vertices * 2, polys->begin_texcoord[0], polys->begin_vertices * sizeof(float[2]));
3195                         for (i = 0;i < polys->begin_vertices-2;i++)
3196                         {
3197                                 polys->data_triangles[polys->num_triangles].texture = polys->begin_texture;
3198                                 polys->data_triangles[polys->num_triangles].drawflag = polys->begin_drawflag;
3199                                 polys->data_triangles[polys->num_triangles].elements[0] = polys->num_vertices;
3200                                 polys->data_triangles[polys->num_triangles].elements[1] = polys->num_vertices + i+1;
3201                                 polys->data_triangles[polys->num_triangles].elements[2] = polys->num_vertices + i+2;
3202                                 polys->data_triangles[polys->num_triangles].hasalpha = hasalpha;
3203                                 polys->num_triangles++;
3204                         }
3205                         polys->num_vertices += polys->begin_vertices;
3206                 }
3207         }
3208         polys->begin_active = false;
3209 }
3210
3211 // TODO: move this into the client code and clean-up everything else, too! [1/6/2008 Black]
3212 // LordHavoc: agreed, this is a mess
3213 void VM_CL_AddPolygonsToMeshQueue (prvm_prog_t *prog)
3214 {
3215         int i;
3216         vmpolygons_t *polys = &prog->vmpolygons;
3217         vec3_t center;
3218
3219         // only add polygons of the currently active prog to the queue - if there is none, we're done
3220         if( !prog )
3221                 return;
3222
3223         if (!polys->num_triangles)
3224                 return;
3225
3226         for (i = 0;i < polys->num_triangles;i++)
3227         {
3228                 VectorMAMAM(1.0f / 3.0f, polys->data_vertex3f + 3*polys->data_triangles[i].elements[0], 1.0f / 3.0f, polys->data_vertex3f + 3*polys->data_triangles[i].elements[1], 1.0f / 3.0f, polys->data_vertex3f + 3*polys->data_triangles[i].elements[2], center);
3229                 R_MeshQueue_AddTransparent(MESHQUEUE_SORT_DISTANCE, center, VM_DrawPolygonCallback, (entity_render_t *)polys, i, NULL);
3230         }
3231
3232         /*polys->num_triangles = 0; // now done after rendering the scene,
3233           polys->num_vertices = 0;  // otherwise it's not rendered at all and prints an error message --blub */
3234 }
3235
3236 //void(string texturename, float flag[, float is2d]) R_BeginPolygon
3237 static void VM_CL_R_PolygonBegin (prvm_prog_t *prog)
3238 {
3239         const char              *picname;
3240         skinframe_t     *sf;
3241         vmpolygons_t *polys = &prog->vmpolygons;
3242         int tf;
3243
3244         // TODO instead of using skinframes here (which provides the benefit of
3245         // better management of flags, and is more suited for 3D rendering), what
3246         // about supporting Q3 shaders?
3247
3248         VM_SAFEPARMCOUNTRANGE(2, 3, VM_CL_R_PolygonBegin);
3249
3250         if (!polys->initialized)
3251                 VM_InitPolygons(polys);
3252         if (polys->begin_active)
3253         {
3254                 VM_Warning(prog, "VM_CL_R_PolygonBegin: called twice without VM_CL_R_PolygonBegin after first\n");
3255                 return;
3256         }
3257         picname = PRVM_G_STRING(OFS_PARM0);
3258
3259         sf = NULL;
3260         if(*picname)
3261         {
3262                 tf = TEXF_ALPHA;
3263                 if((int)PRVM_G_FLOAT(OFS_PARM1) & DRAWFLAG_MIPMAP)
3264                         tf |= TEXF_MIPMAP;
3265
3266                 do
3267                 {
3268                         sf = R_SkinFrame_FindNextByName(sf, picname);
3269                 }
3270                 while(sf && sf->textureflags != tf);
3271
3272                 if(!sf || !sf->base)
3273                         sf = R_SkinFrame_LoadExternal(picname, tf, true);
3274
3275                 if(sf)
3276                         R_SkinFrame_MarkUsed(sf);
3277         }
3278
3279         polys->begin_texture = (sf && sf->base) ? sf->base : r_texture_white;
3280         polys->begin_texture_hasalpha = (sf && sf->base) ? sf->hasalpha : false;
3281         polys->begin_drawflag = (int)PRVM_G_FLOAT(OFS_PARM1) & DRAWFLAG_MASK;
3282         polys->begin_vertices = 0;
3283         polys->begin_active = true;
3284         polys->begin_draw2d = (prog->argc >= 3 ? (int)PRVM_G_FLOAT(OFS_PARM2) : r_refdef.draw2dstage);
3285 }
3286
3287 //void(vector org, vector texcoords, vector rgb, float alpha) R_PolygonVertex
3288 static void VM_CL_R_PolygonVertex (prvm_prog_t *prog)
3289 {
3290         vmpolygons_t *polys = &prog->vmpolygons;
3291
3292         VM_SAFEPARMCOUNT(4, VM_CL_R_PolygonVertex);
3293
3294         if (!polys->begin_active)
3295         {
3296                 VM_Warning(prog, "VM_CL_R_PolygonVertex: VM_CL_R_PolygonBegin wasn't called\n");
3297                 return;
3298         }
3299
3300         if (polys->begin_vertices >= VMPOLYGONS_MAXPOINTS)
3301         {
3302                 VM_Warning(prog, "VM_CL_R_PolygonVertex: may have %i vertices max\n", VMPOLYGONS_MAXPOINTS);
3303                 return;
3304         }
3305
3306         polys->begin_vertex[polys->begin_vertices][0] = PRVM_G_VECTOR(OFS_PARM0)[0];
3307         polys->begin_vertex[polys->begin_vertices][1] = PRVM_G_VECTOR(OFS_PARM0)[1];
3308         polys->begin_vertex[polys->begin_vertices][2] = PRVM_G_VECTOR(OFS_PARM0)[2];
3309         polys->begin_texcoord[polys->begin_vertices][0] = PRVM_G_VECTOR(OFS_PARM1)[0];
3310         polys->begin_texcoord[polys->begin_vertices][1] = PRVM_G_VECTOR(OFS_PARM1)[1];
3311         polys->begin_color[polys->begin_vertices][0] = PRVM_G_VECTOR(OFS_PARM2)[0];
3312         polys->begin_color[polys->begin_vertices][1] = PRVM_G_VECTOR(OFS_PARM2)[1];
3313         polys->begin_color[polys->begin_vertices][2] = PRVM_G_VECTOR(OFS_PARM2)[2];
3314         polys->begin_color[polys->begin_vertices][3] = PRVM_G_FLOAT(OFS_PARM3);
3315         polys->begin_vertices++;
3316 }
3317
3318 //void() R_EndPolygon
3319 static void VM_CL_R_PolygonEnd (prvm_prog_t *prog)
3320 {
3321         vmpolygons_t *polys = &prog->vmpolygons;
3322
3323         VM_SAFEPARMCOUNT(0, VM_CL_R_PolygonEnd);
3324         if (!polys->begin_active)
3325         {
3326                 VM_Warning(prog, "VM_CL_R_PolygonEnd: VM_CL_R_PolygonBegin wasn't called\n");
3327                 return;
3328         }
3329         polys->begin_active = false;
3330         if (polys->begin_vertices >= 3)
3331                 VMPolygons_Store(polys);
3332         else
3333                 VM_Warning(prog, "VM_CL_R_PolygonEnd: %i vertices isn't a good choice\n", polys->begin_vertices);
3334 }
3335
3336 static vmpolygons_t debugPolys;
3337
3338 void Debug_PolygonBegin(const char *picname, int drawflag)
3339 {
3340         if(!debugPolys.initialized)
3341                 VM_InitPolygons(&debugPolys);
3342         if(debugPolys.begin_active)
3343         {
3344                 Con_Printf("Debug_PolygonBegin: called twice without Debug_PolygonEnd after first\n");
3345                 return;
3346         }
3347         debugPolys.begin_texture = picname[0] ? Draw_CachePic_Flags (picname, CACHEPICFLAG_NOTPERSISTENT)->tex : r_texture_white;
3348         debugPolys.begin_drawflag = drawflag;
3349         debugPolys.begin_vertices = 0;
3350         debugPolys.begin_active = true;
3351 }
3352
3353 void Debug_PolygonVertex(float x, float y, float z, float s, float t, float r, float g, float b, float a)
3354 {
3355         if(!debugPolys.begin_active)
3356         {
3357                 Con_Printf("Debug_PolygonVertex: Debug_PolygonBegin wasn't called\n");
3358                 return;
3359         }
3360
3361         if(debugPolys.begin_vertices > VMPOLYGONS_MAXPOINTS)